Boot log: asus-C433TA-AJ0005-rammus

    1 02:02:12.228290  lava-dispatcher, installed at version: 2023.05.1
    2 02:02:12.228499  start: 0 validate
    3 02:02:12.228682  Start time: 2023-06-14 02:02:12.228675+00:00 (UTC)
    4 02:02:12.228810  Using caching service: 'http://localhost/cache/?uri=%s'
    5 02:02:12.228938  Validating that http://localhost/cache/?uri=http%3A%2F%2Fstorage.kernelci.org%2Fimages%2Frootfs%2Fdebian%2Fbullseye-kselftest%2F20230609.0%2Famd64%2Finitrd.cpio.gz exists
    6 02:02:12.501087  Using caching service: 'http://localhost/cache/?uri=%s'
    7 02:02:12.501903  Validating that http://localhost/cache/?uri=http%3A%2F%2Fstorage.kernelci.org%2Fcip-gitlab%2Fci-iwamatsu-linux-5.10.y-cip-rc%2Fv5.10.182-cip35-8-gc3d08808cfa7%2Fx86_64%2Fx86_64_defconfig%2Bx86-chromebook%2Bkselftest%2Fgcc-10%2Fkernel%2FbzImage exists
    8 02:02:12.775225  Using caching service: 'http://localhost/cache/?uri=%s'
    9 02:02:12.775997  Validating that http://localhost/cache/?uri=http%3A%2F%2Fstorage.kernelci.org%2Fimages%2Frootfs%2Fdebian%2Fbullseye-kselftest%2F20230609.0%2Famd64%2Ffull.rootfs.tar.xz exists
   10 02:02:41.067701  Using caching service: 'http://localhost/cache/?uri=%s'
   11 02:02:41.068447  Validating that http://localhost/cache/?uri=http%3A%2F%2Fstorage.kernelci.org%2Fcip-gitlab%2Fci-iwamatsu-linux-5.10.y-cip-rc%2Fv5.10.182-cip35-8-gc3d08808cfa7%2Fx86_64%2Fx86_64_defconfig%2Bx86-chromebook%2Bkselftest%2Fgcc-10%2Fmodules.tar.xz exists
   12 02:02:41.346343  validate duration: 29.12
   14 02:02:41.347659  start: 1 tftp-deploy (timeout 00:10:00) [common]
   15 02:02:41.348191  start: 1.1 download-retry (timeout 00:10:00) [common]
   16 02:02:41.348689  start: 1.1.1 http-download (timeout 00:10:00) [common]
   17 02:02:41.349309  Not decompressing ramdisk as can be used compressed.
   18 02:02:41.349782  downloading http://storage.kernelci.org/images/rootfs/debian/bullseye-kselftest/20230609.0/amd64/initrd.cpio.gz
   19 02:02:41.350140  saving as /var/lib/lava/dispatcher/tmp/10716720/tftp-deploy-xg0f82i6/ramdisk/initrd.cpio.gz
   20 02:02:41.350475  total size: 5432707 (5MB)
   21 02:02:42.908837  progress   0% (0MB)
   22 02:02:42.913607  progress   5% (0MB)
   23 02:02:42.914957  progress  10% (0MB)
   24 02:02:42.916300  progress  15% (0MB)
   25 02:02:42.917850  progress  20% (1MB)
   26 02:02:42.919198  progress  25% (1MB)
   27 02:02:42.920528  progress  30% (1MB)
   28 02:02:42.922037  progress  35% (1MB)
   29 02:02:42.923355  progress  40% (2MB)
   30 02:02:42.924703  progress  45% (2MB)
   31 02:02:42.926017  progress  50% (2MB)
   32 02:02:42.927482  progress  55% (2MB)
   33 02:02:42.928841  progress  60% (3MB)
   34 02:02:42.930156  progress  65% (3MB)
   35 02:02:42.931629  progress  70% (3MB)
   36 02:02:42.932978  progress  75% (3MB)
   37 02:02:42.934292  progress  80% (4MB)
   38 02:02:42.935604  progress  85% (4MB)
   39 02:02:42.937110  progress  90% (4MB)
   40 02:02:42.938425  progress  95% (4MB)
   41 02:02:42.939756  progress 100% (5MB)
   42 02:02:42.939955  5MB downloaded in 1.59s (3.26MB/s)
   43 02:02:42.940096  end: 1.1.1 http-download (duration 00:00:02) [common]
   45 02:02:42.940319  end: 1.1 download-retry (duration 00:00:02) [common]
   46 02:02:42.940403  start: 1.2 download-retry (timeout 00:09:58) [common]
   47 02:02:42.940484  start: 1.2.1 http-download (timeout 00:09:58) [common]
   48 02:02:42.940647  downloading http://storage.kernelci.org/cip-gitlab/ci-iwamatsu-linux-5.10.y-cip-rc/v5.10.182-cip35-8-gc3d08808cfa7/x86_64/x86_64_defconfig+x86-chromebook+kselftest/gcc-10/kernel/bzImage
   49 02:02:42.940716  saving as /var/lib/lava/dispatcher/tmp/10716720/tftp-deploy-xg0f82i6/kernel/bzImage
   50 02:02:42.940774  total size: 16397280 (15MB)
   51 02:02:42.940831  No compression specified
   52 02:02:42.941927  progress   0% (0MB)
   53 02:02:42.946117  progress   5% (0MB)
   54 02:02:42.950197  progress  10% (1MB)
   55 02:02:42.954284  progress  15% (2MB)
   56 02:02:42.958414  progress  20% (3MB)
   57 02:02:42.962521  progress  25% (3MB)
   58 02:02:42.966719  progress  30% (4MB)
   59 02:02:42.970941  progress  35% (5MB)
   60 02:02:42.975084  progress  40% (6MB)
   61 02:02:42.979181  progress  45% (7MB)
   62 02:02:42.983297  progress  50% (7MB)
   63 02:02:42.987413  progress  55% (8MB)
   64 02:02:42.991523  progress  60% (9MB)
   65 02:02:42.995679  progress  65% (10MB)
   66 02:02:42.999816  progress  70% (10MB)
   67 02:02:43.003876  progress  75% (11MB)
   68 02:02:43.007914  progress  80% (12MB)
   69 02:02:43.011923  progress  85% (13MB)
   70 02:02:43.015968  progress  90% (14MB)
   71 02:02:43.019971  progress  95% (14MB)
   72 02:02:43.023951  progress 100% (15MB)
   73 02:02:43.024103  15MB downloaded in 0.08s (187.67MB/s)
   74 02:02:43.024241  end: 1.2.1 http-download (duration 00:00:00) [common]
   76 02:02:43.024462  end: 1.2 download-retry (duration 00:00:00) [common]
   77 02:02:43.024556  start: 1.3 download-retry (timeout 00:09:58) [common]
   78 02:02:43.024637  start: 1.3.1 http-download (timeout 00:09:58) [common]
   79 02:02:43.024768  downloading http://storage.kernelci.org/images/rootfs/debian/bullseye-kselftest/20230609.0/amd64/full.rootfs.tar.xz
   80 02:02:43.024839  saving as /var/lib/lava/dispatcher/tmp/10716720/tftp-deploy-xg0f82i6/nfsrootfs/full.rootfs.tar
   81 02:02:43.024898  total size: 207209004 (197MB)
   82 02:02:43.024957  Using unxz to decompress xz
   83 02:02:43.028559  progress   0% (0MB)
   84 02:02:43.566558  progress   5% (9MB)
   85 02:02:44.092603  progress  10% (19MB)
   86 02:02:44.688217  progress  15% (29MB)
   87 02:02:45.043685  progress  20% (39MB)
   88 02:02:45.398273  progress  25% (49MB)
   89 02:02:45.996155  progress  30% (59MB)
   90 02:02:46.540655  progress  35% (69MB)
   91 02:02:47.133906  progress  40% (79MB)
   92 02:02:47.680866  progress  45% (88MB)
   93 02:02:48.254378  progress  50% (98MB)
   94 02:02:48.874329  progress  55% (108MB)
   95 02:02:49.544070  progress  60% (118MB)
   96 02:02:49.686163  progress  65% (128MB)
   97 02:02:49.825037  progress  70% (138MB)
   98 02:02:49.915265  progress  75% (148MB)
   99 02:02:49.983465  progress  80% (158MB)
  100 02:02:50.051438  progress  85% (167MB)
  101 02:02:50.146812  progress  90% (177MB)
  102 02:02:50.415208  progress  95% (187MB)
  103 02:02:50.993092  progress 100% (197MB)
  104 02:02:50.998569  197MB downloaded in 7.97s (24.78MB/s)
  105 02:02:50.998857  end: 1.3.1 http-download (duration 00:00:08) [common]
  107 02:02:50.999118  end: 1.3 download-retry (duration 00:00:08) [common]
  108 02:02:50.999208  start: 1.4 download-retry (timeout 00:09:50) [common]
  109 02:02:50.999296  start: 1.4.1 http-download (timeout 00:09:50) [common]
  110 02:02:50.999440  downloading http://storage.kernelci.org/cip-gitlab/ci-iwamatsu-linux-5.10.y-cip-rc/v5.10.182-cip35-8-gc3d08808cfa7/x86_64/x86_64_defconfig+x86-chromebook+kselftest/gcc-10/modules.tar.xz
  111 02:02:50.999511  saving as /var/lib/lava/dispatcher/tmp/10716720/tftp-deploy-xg0f82i6/modules/modules.tar
  112 02:02:50.999572  total size: 3416488 (3MB)
  113 02:02:50.999633  Using unxz to decompress xz
  114 02:02:51.003240  progress   0% (0MB)
  115 02:02:51.008834  progress   5% (0MB)
  116 02:02:51.021275  progress  10% (0MB)
  117 02:02:51.031125  progress  15% (0MB)
  118 02:02:51.041491  progress  20% (0MB)
  119 02:02:51.053188  progress  25% (0MB)
  120 02:02:51.062964  progress  30% (1MB)
  121 02:02:51.072625  progress  35% (1MB)
  122 02:02:51.082800  progress  40% (1MB)
  123 02:02:51.092409  progress  45% (1MB)
  124 02:02:51.103991  progress  50% (1MB)
  125 02:02:51.113615  progress  55% (1MB)
  126 02:02:51.123117  progress  60% (1MB)
  127 02:02:51.132687  progress  65% (2MB)
  128 02:02:51.142197  progress  70% (2MB)
  129 02:02:51.152808  progress  75% (2MB)
  130 02:02:51.162212  progress  80% (2MB)
  131 02:02:51.174941  progress  85% (2MB)
  132 02:02:51.183596  progress  90% (2MB)
  133 02:02:51.193138  progress  95% (3MB)
  134 02:02:51.203944  progress 100% (3MB)
  135 02:02:51.210474  3MB downloaded in 0.21s (15.45MB/s)
  136 02:02:51.210731  end: 1.4.1 http-download (duration 00:00:00) [common]
  138 02:02:51.210990  end: 1.4 download-retry (duration 00:00:00) [common]
  139 02:02:51.211083  start: 1.5 prepare-tftp-overlay (timeout 00:09:50) [common]
  140 02:02:51.211178  start: 1.5.1 extract-nfsrootfs (timeout 00:09:50) [common]
  141 02:02:54.450079  Extracted nfsroot to /var/lib/lava/dispatcher/tmp/10716720/extract-nfsrootfs-om7xp1jb
  142 02:02:54.450267  end: 1.5.1 extract-nfsrootfs (duration 00:00:03) [common]
  143 02:02:54.450366  start: 1.5.2 lava-overlay (timeout 00:09:47) [common]
  144 02:02:54.450527  [common] Preparing overlay tarball in /var/lib/lava/dispatcher/tmp/10716720/lava-overlay-b4xqxrug
  145 02:02:54.450647  makedir: /var/lib/lava/dispatcher/tmp/10716720/lava-overlay-b4xqxrug/lava-10716720/bin
  146 02:02:54.450742  makedir: /var/lib/lava/dispatcher/tmp/10716720/lava-overlay-b4xqxrug/lava-10716720/tests
  147 02:02:54.450833  makedir: /var/lib/lava/dispatcher/tmp/10716720/lava-overlay-b4xqxrug/lava-10716720/results
  148 02:02:54.450933  Creating /var/lib/lava/dispatcher/tmp/10716720/lava-overlay-b4xqxrug/lava-10716720/bin/lava-add-keys
  149 02:02:54.451071  Creating /var/lib/lava/dispatcher/tmp/10716720/lava-overlay-b4xqxrug/lava-10716720/bin/lava-add-sources
  150 02:02:54.451192  Creating /var/lib/lava/dispatcher/tmp/10716720/lava-overlay-b4xqxrug/lava-10716720/bin/lava-background-process-start
  151 02:02:54.451312  Creating /var/lib/lava/dispatcher/tmp/10716720/lava-overlay-b4xqxrug/lava-10716720/bin/lava-background-process-stop
  152 02:02:54.451431  Creating /var/lib/lava/dispatcher/tmp/10716720/lava-overlay-b4xqxrug/lava-10716720/bin/lava-common-functions
  153 02:02:54.451548  Creating /var/lib/lava/dispatcher/tmp/10716720/lava-overlay-b4xqxrug/lava-10716720/bin/lava-echo-ipv4
  154 02:02:54.451664  Creating /var/lib/lava/dispatcher/tmp/10716720/lava-overlay-b4xqxrug/lava-10716720/bin/lava-install-packages
  155 02:02:54.451779  Creating /var/lib/lava/dispatcher/tmp/10716720/lava-overlay-b4xqxrug/lava-10716720/bin/lava-installed-packages
  156 02:02:54.451896  Creating /var/lib/lava/dispatcher/tmp/10716720/lava-overlay-b4xqxrug/lava-10716720/bin/lava-os-build
  157 02:02:54.452012  Creating /var/lib/lava/dispatcher/tmp/10716720/lava-overlay-b4xqxrug/lava-10716720/bin/lava-probe-channel
  158 02:02:54.452127  Creating /var/lib/lava/dispatcher/tmp/10716720/lava-overlay-b4xqxrug/lava-10716720/bin/lava-probe-ip
  159 02:02:54.452249  Creating /var/lib/lava/dispatcher/tmp/10716720/lava-overlay-b4xqxrug/lava-10716720/bin/lava-target-ip
  160 02:02:54.452375  Creating /var/lib/lava/dispatcher/tmp/10716720/lava-overlay-b4xqxrug/lava-10716720/bin/lava-target-mac
  161 02:02:54.452491  Creating /var/lib/lava/dispatcher/tmp/10716720/lava-overlay-b4xqxrug/lava-10716720/bin/lava-target-storage
  162 02:02:54.452734  Creating /var/lib/lava/dispatcher/tmp/10716720/lava-overlay-b4xqxrug/lava-10716720/bin/lava-test-case
  163 02:02:54.452855  Creating /var/lib/lava/dispatcher/tmp/10716720/lava-overlay-b4xqxrug/lava-10716720/bin/lava-test-event
  164 02:02:54.452971  Creating /var/lib/lava/dispatcher/tmp/10716720/lava-overlay-b4xqxrug/lava-10716720/bin/lava-test-feedback
  165 02:02:54.453090  Creating /var/lib/lava/dispatcher/tmp/10716720/lava-overlay-b4xqxrug/lava-10716720/bin/lava-test-raise
  166 02:02:54.453207  Creating /var/lib/lava/dispatcher/tmp/10716720/lava-overlay-b4xqxrug/lava-10716720/bin/lava-test-reference
  167 02:02:54.453325  Creating /var/lib/lava/dispatcher/tmp/10716720/lava-overlay-b4xqxrug/lava-10716720/bin/lava-test-runner
  168 02:02:54.453442  Creating /var/lib/lava/dispatcher/tmp/10716720/lava-overlay-b4xqxrug/lava-10716720/bin/lava-test-set
  169 02:02:54.453557  Creating /var/lib/lava/dispatcher/tmp/10716720/lava-overlay-b4xqxrug/lava-10716720/bin/lava-test-shell
  170 02:02:54.453675  Updating /var/lib/lava/dispatcher/tmp/10716720/lava-overlay-b4xqxrug/lava-10716720/bin/lava-add-keys (debian)
  171 02:02:54.453818  Updating /var/lib/lava/dispatcher/tmp/10716720/lava-overlay-b4xqxrug/lava-10716720/bin/lava-add-sources (debian)
  172 02:02:54.453951  Updating /var/lib/lava/dispatcher/tmp/10716720/lava-overlay-b4xqxrug/lava-10716720/bin/lava-install-packages (debian)
  173 02:02:54.454082  Updating /var/lib/lava/dispatcher/tmp/10716720/lava-overlay-b4xqxrug/lava-10716720/bin/lava-installed-packages (debian)
  174 02:02:54.454211  Updating /var/lib/lava/dispatcher/tmp/10716720/lava-overlay-b4xqxrug/lava-10716720/bin/lava-os-build (debian)
  175 02:02:54.454323  Creating /var/lib/lava/dispatcher/tmp/10716720/lava-overlay-b4xqxrug/lava-10716720/environment
  176 02:02:54.454415  LAVA metadata
  177 02:02:54.454481  - LAVA_JOB_ID=10716720
  178 02:02:54.454543  - LAVA_DISPATCHER_IP=192.168.201.1
  179 02:02:54.454638  start: 1.5.2.1 lava-vland-overlay (timeout 00:09:47) [common]
  180 02:02:54.454703  skipped lava-vland-overlay
  181 02:02:54.454775  end: 1.5.2.1 lava-vland-overlay (duration 00:00:00) [common]
  182 02:02:54.454852  start: 1.5.2.2 lava-multinode-overlay (timeout 00:09:47) [common]
  183 02:02:54.454912  skipped lava-multinode-overlay
  184 02:02:54.454982  end: 1.5.2.2 lava-multinode-overlay (duration 00:00:00) [common]
  185 02:02:54.455068  start: 1.5.2.3 test-definition (timeout 00:09:47) [common]
  186 02:02:54.455138  Loading test definitions
  187 02:02:54.455223  start: 1.5.2.3.1 inline-repo-action (timeout 00:09:47) [common]
  188 02:02:54.455290  Using /lava-10716720 at stage 0
  189 02:02:54.455563  uuid=10716720_1.5.2.3.1 testdef=None
  190 02:02:54.455648  end: 1.5.2.3.1 inline-repo-action (duration 00:00:00) [common]
  191 02:02:54.455730  start: 1.5.2.3.2 test-overlay (timeout 00:09:47) [common]
  192 02:02:54.456158  end: 1.5.2.3.2 test-overlay (duration 00:00:00) [common]
  194 02:02:54.456372  start: 1.5.2.3.3 test-install-overlay (timeout 00:09:47) [common]
  195 02:02:54.456947  end: 1.5.2.3.3 test-install-overlay (duration 00:00:00) [common]
  197 02:02:54.457175  start: 1.5.2.3.4 test-runscript-overlay (timeout 00:09:47) [common]
  198 02:02:54.457690  runner path: /var/lib/lava/dispatcher/tmp/10716720/lava-overlay-b4xqxrug/lava-10716720/0/tests/0_timesync-off test_uuid 10716720_1.5.2.3.1
  199 02:02:54.457837  end: 1.5.2.3.4 test-runscript-overlay (duration 00:00:00) [common]
  201 02:02:54.458056  start: 1.5.2.3.5 git-repo-action (timeout 00:09:47) [common]
  202 02:02:54.458126  Using /lava-10716720 at stage 0
  203 02:02:54.458220  Fetching tests from https://github.com/kernelci/test-definitions.git
  204 02:02:54.458304  Running '/usr/bin/git clone https://github.com/kernelci/test-definitions.git /var/lib/lava/dispatcher/tmp/10716720/lava-overlay-b4xqxrug/lava-10716720/0/tests/1_kselftest-lkdtm'
  205 02:02:58.525305  Running '/usr/bin/git checkout kernelci.org
  206 02:02:58.669741  Tests stored (tmp) in /var/lib/lava/dispatcher/tmp/10716720/lava-overlay-b4xqxrug/lava-10716720/0/tests/1_kselftest-lkdtm/automated/linux/kselftest/kselftest.yaml
  207 02:02:58.670449  uuid=10716720_1.5.2.3.5 testdef=None
  208 02:02:58.670613  end: 1.5.2.3.5 git-repo-action (duration 00:00:04) [common]
  210 02:02:58.670896  start: 1.5.2.3.6 test-overlay (timeout 00:09:43) [common]
  211 02:02:58.671611  end: 1.5.2.3.6 test-overlay (duration 00:00:00) [common]
  213 02:02:58.671838  start: 1.5.2.3.7 test-install-overlay (timeout 00:09:43) [common]
  214 02:02:58.672915  end: 1.5.2.3.7 test-install-overlay (duration 00:00:00) [common]
  216 02:02:58.673160  start: 1.5.2.3.8 test-runscript-overlay (timeout 00:09:43) [common]
  217 02:02:58.674318  runner path: /var/lib/lava/dispatcher/tmp/10716720/lava-overlay-b4xqxrug/lava-10716720/0/tests/1_kselftest-lkdtm test_uuid 10716720_1.5.2.3.5
  218 02:02:58.674412  BOARD='asus-C433TA-AJ0005-rammus'
  219 02:02:58.674482  BRANCH='cip-gitlab'
  220 02:02:58.674544  SKIPFILE='/dev/null'
  221 02:02:58.674607  SKIP_INSTALL='True'
  222 02:02:58.674680  TESTPROG_URL='http://storage.kernelci.org/cip-gitlab/ci-iwamatsu-linux-5.10.y-cip-rc/v5.10.182-cip35-8-gc3d08808cfa7/x86_64/x86_64_defconfig+x86-chromebook+kselftest/gcc-10/kselftest.tar.xz'
  223 02:02:58.674740  TST_CASENAME=''
  224 02:02:58.674796  TST_CMDFILES='lkdtm'
  225 02:02:58.674936  end: 1.5.2.3.8 test-runscript-overlay (duration 00:00:00) [common]
  227 02:02:58.675151  Creating lava-test-runner.conf files
  228 02:02:58.675217  Using lava-test-runner path: /var/lib/lava/dispatcher/tmp/10716720/lava-overlay-b4xqxrug/lava-10716720/0 for stage 0
  229 02:02:58.675309  - 0_timesync-off
  230 02:02:58.675381  - 1_kselftest-lkdtm
  231 02:02:58.675477  end: 1.5.2.3 test-definition (duration 00:00:04) [common]
  232 02:02:58.675567  start: 1.5.2.4 compress-overlay (timeout 00:09:43) [common]
  233 02:03:06.239999  end: 1.5.2.4 compress-overlay (duration 00:00:08) [common]
  234 02:03:06.240157  start: 1.5.2.5 persistent-nfs-overlay (timeout 00:09:35) [common]
  235 02:03:06.240248  end: 1.5.2.5 persistent-nfs-overlay (duration 00:00:00) [common]
  236 02:03:06.240350  end: 1.5.2 lava-overlay (duration 00:00:12) [common]
  237 02:03:06.240441  start: 1.5.3 extract-overlay-ramdisk (timeout 00:09:35) [common]
  238 02:03:06.371539  end: 1.5.3 extract-overlay-ramdisk (duration 00:00:00) [common]
  239 02:03:06.371898  start: 1.5.4 extract-modules (timeout 00:09:35) [common]
  240 02:03:06.372015  extracting modules file /var/lib/lava/dispatcher/tmp/10716720/tftp-deploy-xg0f82i6/modules/modules.tar to /var/lib/lava/dispatcher/tmp/10716720/extract-nfsrootfs-om7xp1jb
  241 02:03:06.456398  extracting modules file /var/lib/lava/dispatcher/tmp/10716720/tftp-deploy-xg0f82i6/modules/modules.tar to /var/lib/lava/dispatcher/tmp/10716720/extract-overlay-ramdisk-7c36clgl/ramdisk
  242 02:03:06.539277  end: 1.5.4 extract-modules (duration 00:00:00) [common]
  243 02:03:06.539445  start: 1.5.5 apply-overlay-tftp (timeout 00:09:35) [common]
  244 02:03:06.539536  [common] Applying overlay to NFS
  245 02:03:06.539605  [common] Applying overlay /var/lib/lava/dispatcher/tmp/10716720/compress-overlay-1r21hbn6/overlay-1.5.2.4.tar.gz to directory /var/lib/lava/dispatcher/tmp/10716720/extract-nfsrootfs-om7xp1jb
  246 02:03:07.440270  end: 1.5.5 apply-overlay-tftp (duration 00:00:01) [common]
  247 02:03:07.440435  start: 1.5.6 configure-preseed-file (timeout 00:09:34) [common]
  248 02:03:07.440552  end: 1.5.6 configure-preseed-file (duration 00:00:00) [common]
  249 02:03:07.440656  start: 1.5.7 compress-ramdisk (timeout 00:09:34) [common]
  250 02:03:07.440739  Building ramdisk /var/lib/lava/dispatcher/tmp/10716720/extract-overlay-ramdisk-7c36clgl/ramdisk.cpio containing /var/lib/lava/dispatcher/tmp/10716720/extract-overlay-ramdisk-7c36clgl/ramdisk
  251 02:03:07.620973  >> 69093 blocks

  252 02:03:08.771640  rename /var/lib/lava/dispatcher/tmp/10716720/extract-overlay-ramdisk-7c36clgl/ramdisk.cpio.gz to /var/lib/lava/dispatcher/tmp/10716720/tftp-deploy-xg0f82i6/ramdisk/ramdisk.cpio.gz
  253 02:03:08.772059  end: 1.5.7 compress-ramdisk (duration 00:00:01) [common]
  254 02:03:08.772181  start: 1.5.8 prepare-kernel (timeout 00:09:33) [common]
  255 02:03:08.772277  start: 1.5.8.1 prepare-fit (timeout 00:09:33) [common]
  256 02:03:08.772370  No mkimage arch provided, not using FIT.
  257 02:03:08.772456  end: 1.5.8.1 prepare-fit (duration 00:00:00) [common]
  258 02:03:08.772577  end: 1.5.8 prepare-kernel (duration 00:00:00) [common]
  259 02:03:08.772682  end: 1.5 prepare-tftp-overlay (duration 00:00:18) [common]
  260 02:03:08.772771  start: 1.6 lxc-create-udev-rule-action (timeout 00:09:33) [common]
  261 02:03:08.772848  No LXC device requested
  262 02:03:08.772925  end: 1.6 lxc-create-udev-rule-action (duration 00:00:00) [common]
  263 02:03:08.773014  start: 1.7 deploy-device-env (timeout 00:09:33) [common]
  264 02:03:08.773093  end: 1.7 deploy-device-env (duration 00:00:00) [common]
  265 02:03:08.773161  Checking files for TFTP limit of 4294967296 bytes.
  266 02:03:08.773559  end: 1 tftp-deploy (duration 00:00:27) [common]
  267 02:03:08.773707  start: 2 depthcharge-action (timeout 00:05:00) [common]
  268 02:03:08.773800  start: 2.1 depthcharge-overlay (timeout 00:05:00) [common]
  269 02:03:08.773918  substitutions:
  270 02:03:08.773984  - {DTB}: None
  271 02:03:08.774044  - {INITRD}: 10716720/tftp-deploy-xg0f82i6/ramdisk/ramdisk.cpio.gz
  272 02:03:08.774102  - {KERNEL}: 10716720/tftp-deploy-xg0f82i6/kernel/bzImage
  273 02:03:08.774158  - {LAVA_MAC}: None
  274 02:03:08.774213  - {NFSROOTFS}: /var/lib/lava/dispatcher/tmp/10716720/extract-nfsrootfs-om7xp1jb
  275 02:03:08.774269  - {NFS_SERVER_IP}: 192.168.201.1
  276 02:03:08.774321  - {PRESEED_CONFIG}: None
  277 02:03:08.774373  - {PRESEED_LOCAL}: None
  278 02:03:08.774425  - {RAMDISK}: 10716720/tftp-deploy-xg0f82i6/ramdisk/ramdisk.cpio.gz
  279 02:03:08.774477  - {ROOT_PART}: None
  280 02:03:08.774528  - {ROOT}: None
  281 02:03:08.774580  - {SERVER_IP}: 192.168.201.1
  282 02:03:08.774632  - {TEE}: None
  283 02:03:08.774684  Parsed boot commands:
  284 02:03:08.774737  - tftpboot 192.168.201.1 {DEPTHCHARGE_KERNEL} {CMDLINE} {DEPTHCHARGE_RAMDISK}
  285 02:03:08.774912  Parsed boot commands: tftpboot 192.168.201.1 10716720/tftp-deploy-xg0f82i6/kernel/bzImage 10716720/tftp-deploy-xg0f82i6/kernel/cmdline 10716720/tftp-deploy-xg0f82i6/ramdisk/ramdisk.cpio.gz
  286 02:03:08.775001  end: 2.1 depthcharge-overlay (duration 00:00:00) [common]
  287 02:03:08.775083  start: 2.2 depthcharge-retry (timeout 00:05:00) [common]
  288 02:03:08.775174  start: 2.2.1 reset-connection (timeout 00:05:00) [common]
  289 02:03:08.775258  start: 2.2.1.1 disconnect-device (timeout 00:05:00) [common]
  290 02:03:08.775324  Not connected, no need to disconnect.
  291 02:03:08.775394  end: 2.2.1.1 disconnect-device (duration 00:00:00) [common]
  292 02:03:08.775472  start: 2.2.1.2 connect-device (timeout 00:05:00) [common]
  293 02:03:08.775537  [common] connect-device Connecting to device using '/usr/bin/console -k -f -M localhost asus-C433TA-AJ0005-rammus-cbg-4'
  294 02:03:08.779070  Setting prompt string to ['lava-test: # ']
  295 02:03:08.779399  end: 2.2.1.2 connect-device (duration 00:00:00) [common]
  296 02:03:08.779500  end: 2.2.1 reset-connection (duration 00:00:00) [common]
  297 02:03:08.779598  start: 2.2.2 reset-device (timeout 00:05:00) [common]
  298 02:03:08.779687  start: 2.2.2.1 pdu-reboot (timeout 00:05:00) [common]
  299 02:03:08.779881  Calling: 'pduclient' '--daemon=localhost' '--hostname=asus-C433TA-AJ0005-rammus-cbg-4' '--port=1' '--command=reboot'
  300 02:03:13.904589  >> Command sent successfully.

  301 02:03:13.907028  Returned 0 in 5 seconds
  302 02:03:14.007393  end: 2.2.2.1 pdu-reboot (duration 00:00:05) [common]
  304 02:03:14.007778  end: 2.2.2 reset-device (duration 00:00:05) [common]
  305 02:03:14.007884  start: 2.2.3 depthcharge-start (timeout 00:04:55) [common]
  306 02:03:14.007981  Setting prompt string to 'Starting depthcharge on rammus...'
  307 02:03:14.008047  Changing prompt to 'Starting depthcharge on rammus...'
  308 02:03:14.008115  depthcharge-start: Wait for prompt Starting depthcharge on rammus... (timeout 00:05:00)
  309 02:03:14.008390  [Enter `^Ec?' for help]

  310 02:03:14.527103  

  311 02:03:14.527452  

  312 02:03:14.536747  coreboot-v1.9308_26_0.0.22-6607-g034eeb8dd5 Fri Sep  4 02:38:51 UTC 2020 bootblock starting...

  313 02:03:14.543773  CPU: Intel(R) Core(TM) m3-8100Y CPU @ 1.10GHz

  314 02:03:14.545488  CPU: ID 806e9, Kabylake H0, ucode: 00000097

  315 02:03:14.551273  CPU: AES supported, TXT NOT supported, VT supported

  316 02:03:14.555907  MCH: device id 590c (rev 02) is Kabylake-Y

  317 02:03:14.560898  PCH: device id 9d4b (rev 21) is Kabylake-Y iHDCP 2.2 Premium

  318 02:03:14.566171  IGD: device id 591c (rev 02) is Amberlake ULX GT2

  319 02:03:14.569008  VBOOT: Loading verstage.

  320 02:03:14.578234  CBFS: 'Master Header Locator' located CBFS at [d00000:ffffc0)

  321 02:03:14.578611  CBFS: Locating 'fallback/verstage'

  322 02:03:14.582807  CBFS: Found @ offset 1a0a80 size f47c

  323 02:03:14.594763  

  324 02:03:14.594875  

  325 02:03:14.603091  coreboot-v1.9308_26_0.0.22-6607-g034eeb8dd5 Fri Sep  4 02:38:51 UTC 2020 verstage starting...

  326 02:03:14.617580  Probing TPM: . done!

  327 02:03:14.620198  TPM ready after 0 ms

  328 02:03:14.626316  Connected to device vid:did:rid of 1ae0:0028:00

  329 02:03:14.635131  Firmware version: B2-C:0 RO_A:0.0.10/29d77172 RW_B:0.3.15/cr50_v1.9308_87_mp.224-6339b6f

  330 02:03:14.639397  Initialized TPM device CR50 revision 0

  331 02:03:14.661905  tlcl_send_startup: Startup return code is 0

  332 02:03:14.663665  TPM: setup succeeded

  333 02:03:14.676998  src/security/tpm/tss/tcg-2.0/tss.c:188 index 0x1007 return code 0

  334 02:03:14.680463  Chrome EC: UHEPI supported

  335 02:03:14.682145  Phase 1

  336 02:03:14.687840  FMAP: Found "FLASH" version 1.1 at c10000.

  337 02:03:14.691656  FMAP: base = ff000000 size = 1000000 #areas = 33

  338 02:03:14.696270  FMAP: area GBB found @ c11000 (978944 bytes)

  339 02:03:14.703207  VB2:vb2_check_recovery() Recovery reason from previous boot: 0x0 / 0x0

  340 02:03:14.705000  Phase 2

  341 02:03:14.705074  Phase 3

  342 02:03:14.710201  FMAP: area GBB found @ c11000 (978944 bytes)

  343 02:03:14.717591  VB2:vb2_report_dev_firmware() This is developer signed firmware

  344 02:03:14.721464  FMAP: area VBLOCK_B found @ 5e8000 (65536 bytes)

  345 02:03:14.726793  FMAP: area VBLOCK_B found @ 5e8000 (65536 bytes)

  346 02:03:14.732794  VB2:vb2_verify_keyblock() Checking key block signature...

  347 02:03:14.753737  FMAP: area VBLOCK_B found @ 5e8000 (65536 bytes)

  348 02:03:14.758732  FMAP: area VBLOCK_B found @ 5e8000 (65536 bytes)

  349 02:03:14.763514  VB2:vb2_verify_fw_preamble() Verifying preamble.

  350 02:03:14.768254  Phase 4

  351 02:03:14.773374  FMAP: area FW_MAIN_B found @ 5f8000 (4030400 bytes)

  352 02:03:14.780307  VB2:vb2api_init_hash() HW crypto for hash_alg 2 not supported, using SW

  353 02:03:15.045063  VB2:vb2_rsa_verify_digest() Digest check failed!

  354 02:03:15.045213  VB2:vb2_fail() Need recovery, reason: 0x1b / 0x7

  355 02:03:15.045806  Saving nvdata

  356 02:03:15.048129  Reboot requested (10020007)

  357 02:03:15.051575  board_reset() called!

  358 02:03:15.052499  full_reset() called!

  359 02:03:19.437797  

  360 02:03:19.437995  

  361 02:03:19.446386  coreboot-v1.9308_26_0.0.22-6607-g034eeb8dd5 Fri Sep  4 02:38:51 UTC 2020 bootblock starting...

  362 02:03:19.450846  CPU: Intel(R) Core(TM) m3-8100Y CPU @ 1.10GHz

  363 02:03:19.456406  CPU: ID 806e9, Kabylake H0, ucode: 00000097

  364 02:03:19.460762  CPU: AES supported, TXT NOT supported, VT supported

  365 02:03:19.466276  MCH: device id 590c (rev 02) is Kabylake-Y

  366 02:03:19.470820  PCH: device id 9d4b (rev 21) is Kabylake-Y iHDCP 2.2 Premium

  367 02:03:19.475221  IGD: device id 591c (rev 02) is Amberlake ULX GT2

  368 02:03:19.478078  VBOOT: Loading verstage.

  369 02:03:19.484767  CBFS: 'Master Header Locator' located CBFS at [d00000:ffffc0)

  370 02:03:19.487803  CBFS: Locating 'fallback/verstage'

  371 02:03:19.492313  CBFS: Found @ offset 1a0a80 size f47c

  372 02:03:19.503473  

  373 02:03:19.503559  

  374 02:03:19.512805  coreboot-v1.9308_26_0.0.22-6607-g034eeb8dd5 Fri Sep  4 02:38:51 UTC 2020 verstage starting...

  375 02:03:19.526856  Probing TPM: . done!

  376 02:03:19.529460  TPM ready after 0 ms

  377 02:03:19.534527  Connected to device vid:did:rid of 1ae0:0028:00

  378 02:03:19.545656  Firmware version: B2-C:0 RO_A:0.0.10/29d77172 RW_B:0.3.15/cr50_v1.9308_87_mp.224-6339b6f

  379 02:03:19.549147  Initialized TPM device CR50 revision 0

  380 02:03:19.571240  tlcl_send_startup: Startup return code is 0

  381 02:03:19.573642  TPM: setup succeeded

  382 02:03:19.586717  src/security/tpm/tss/tcg-2.0/tss.c:188 index 0x1007 return code 0

  383 02:03:19.590454  Chrome EC: UHEPI supported

  384 02:03:19.591625  Phase 1

  385 02:03:19.596919  FMAP: Found "FLASH" version 1.1 at c10000.

  386 02:03:19.600927  FMAP: base = ff000000 size = 1000000 #areas = 33

  387 02:03:19.606146  FMAP: area GBB found @ c11000 (978944 bytes)

  388 02:03:19.612785  VB2:vb2_check_recovery() Recovery reason from previous boot: 0x1b / 0x7

  389 02:03:19.621768  VB2:vb2_check_recovery() We have a recovery request: 0x1b / 0x0

  390 02:03:19.623579  Recovery requested (1009000e)

  391 02:03:19.623667  Saving nvdata

  392 02:03:19.635581  tlcl_extend: response is 0

  393 02:03:19.645111  tlcl_extend: response is 0

  394 02:03:19.652840  CBFS: 'Master Header Locator' located CBFS at [d00000:ffffc0)

  395 02:03:19.655962  CBFS: Locating 'fallback/romstage'

  396 02:03:19.658510  CBFS: Found @ offset 80 size 10ffc

  397 02:03:19.660855  

  398 02:03:19.660938  

  399 02:03:19.669173  coreboot-v1.9308_26_0.0.22-6607-g034eeb8dd5 Fri Sep  4 02:38:51 UTC 2020 romstage starting...

  400 02:03:19.676125  pm1_sts: 0100 pm1_en: 0000 pm1_cnt: 00001c00

  401 02:03:19.679437  gpe0_sts[0]: 00000000 gpe0_en[0]: 00000000

  402 02:03:19.683163  gpe0_sts[1]: 00000000 gpe0_en[1]: 00000000

  403 02:03:19.687247  gpe0_sts[2]: 00000001 gpe0_en[2]: 00000000

  404 02:03:19.691952  gpe0_sts[3]: 00000000 gpe0_en[3]: 00010000

  405 02:03:19.693851  TCO_STS:   0000 0000

  406 02:03:19.697779  GEN_PMCON: e0040200 0000523a

  407 02:03:19.699922  GBLRST_CAUSE: 00000000 00000000

  408 02:03:19.701828  prev_sleep_state 5

  409 02:03:19.705813  Boot Count incremented to 46840

  410 02:03:19.712065  CBFS: 'Master Header Locator' located CBFS at [d00000:ffffc0)

  411 02:03:19.716053  CBFS: Locating 'fspm.bin'

  412 02:03:19.718552  CBFS: Found @ offset 103fc0 size 63000

  413 02:03:19.722384  Chrome EC: UHEPI supported

  414 02:03:19.729072  FMAP: Found "FLASH" version 1.1 at c10000.

  415 02:03:19.733996  FMAP: base = ff000000 size = 1000000 #areas = 33

  416 02:03:19.739005  FMAP: area RECOVERY_MRC_CACHE found @ 9d0000 (65536 bytes)

  417 02:03:19.743746  Probing TPM:  done!

  418 02:03:19.749070  Connected to device vid:did:rid of 1ae0:0028:00

  419 02:03:19.759352  Firmware version: B2-C:0 RO_A:0.0.10/29d77172 RW_B:0.3.15/cr50_v1.9308_87_mp.224-6339b6f

  420 02:03:19.763580  Initialized TPM device CR50 revision 0

  421 02:03:19.779409  src/security/tpm/tss/tcg-2.0/tss.c:188 index 0x100b return code 0

  422 02:03:19.784451  MRC: Hash comparison successful. Using data from RECOVERY_MRC_CACHE

  423 02:03:19.787587  MRC cache found, size 1868

  424 02:03:19.789083  bootmode is set to :2

  425 02:03:19.790597  SPD index 1

  426 02:03:19.798504  CBFS: 'Master Header Locator' located CBFS at [d00000:ffffc0)

  427 02:03:19.799763  CBFS: Locating 'spd.bin'

  428 02:03:19.804966  CBFS: Found @ offset 1a0240 size 800

  429 02:03:19.805468  SPD: module type is LPDDR3

  430 02:03:19.809617  SPD: module part is K4E8E324EB-EGCF   

  431 02:03:19.815487  SPD: banks 8, ranks 1, rows 15, columns 10, density 8192 Mb

  432 02:03:19.820390  SPD: device width 32 bits, bus width 64 bits

  433 02:03:19.824355  SPD: module size is 2048 MB (per channel)

  434 02:03:19.937561  CBMEM:

  435 02:03:19.940500  IMD: root @ 7afff000 254 entries.

  436 02:03:19.942584  IMD: root @ 7affec00 62 entries.

  437 02:03:19.946168  External stage cache:

  438 02:03:19.949774  IMD: root @ 7b3ff000 254 entries.

  439 02:03:19.953364  IMD: root @ 7b3fec00 62 entries.

  440 02:03:19.956429  creating vboot_handoff structure

  441 02:03:19.962191  Chrome EC: clear events_b mask to 0x0000000021004000

  442 02:03:19.981215  src/security/tpm/tss/tcg-2.0/tss.c:188 index 0x100b return code 0

  443 02:03:19.990850  tlcl_write: response is 0

  444 02:03:20.003948  src/security/tpm/tss/tcg-2.0/tss.c:188 index 0x100b return code 0

  445 02:03:20.007789  MRC: TPM MRC hash updated successfully.

  446 02:03:20.010247  2 DIMMs found

  447 02:03:20.012226  top_of_ram = 0x7b000000

  448 02:03:20.017825  MTRR Range: Start=7a000000 End=7b000000 (Size 1000000)

  449 02:03:20.023003  MTRR Range: Start=7b000000 End=7b800000 (Size 800000)

  450 02:03:20.027321  MTRR Range: Start=ff000000 End=0 (Size 1000000)

  451 02:03:20.033919  CBFS: 'Master Header Locator' located CBFS at [d00000:ffffc0)

  452 02:03:20.038622  CBFS: Locating 'fallback/postcar'

  453 02:03:20.041795  CBFS: Found @ offset 197000 size 3f04

  454 02:03:20.046899  Decompressing stage fallback/postcar @ 0x7abd0fc0 (32720 bytes)

  455 02:03:20.057697  Loading module at 7abd1000 with entry 7abd1000. filesize: 0x3cd0 memsize: 0x7f90

  456 02:03:20.061728  Processing 118 relocs. Offset value of 0x78bd1000

  457 02:03:20.066691  

  458 02:03:20.066776  

  459 02:03:20.075200  coreboot-v1.9308_26_0.0.22-6607-g034eeb8dd5 Fri Sep  4 02:38:51 UTC 2020 postcar starting...

  460 02:03:20.082525  CBFS: 'Master Header Locator' located CBFS at [d00000:ffffc0)

  461 02:03:20.084616  CBFS: Locating 'fallback/ramstage'

  462 02:03:20.089239  CBFS: Found @ offset e8d80 size 1a462

  463 02:03:20.095247  Decompressing stage fallback/ramstage @ 0x7ab05fc0 (826808 bytes)

  464 02:03:20.133318  Loading module at 7ab06000 with entry 7ab06000. filesize: 0x38d90 memsize: 0xc9d78

  465 02:03:20.137823  Processing 3657 relocs. Offset value of 0x79d06000

  466 02:03:20.138111  

  467 02:03:20.138685  

  468 02:03:20.147838  coreboot-v1.9308_26_0.0.22-6607-g034eeb8dd5 Fri Sep  4 02:38:51 UTC 2020 ramstage starting...

  469 02:03:20.152681  FMAP: Found "FLASH" version 1.1 at c10000.

  470 02:03:20.156964  FMAP: base = ff000000 size = 1000000 #areas = 33

  471 02:03:20.162041  FMAP: area RO_VPD found @ c00000 (16384 bytes)

  472 02:03:20.166511  WARNING: RO_VPD is uninitialized or empty.

  473 02:03:20.171467  FMAP: area RW_VPD found @ 9f8000 (8192 bytes)

  474 02:03:20.175191  FMAP: area RW_VPD found @ 9f8000 (8192 bytes)

  475 02:03:20.177034  Normal boot.

  476 02:03:20.183050  BS: BS_PRE_DEVICE times (us): entry 0 run 30 exit 0

  477 02:03:20.188530  CBFS: 'Master Header Locator' located CBFS at [d00000:ffffc0)

  478 02:03:20.191932  CBFS: Locating 'cpu_microcode_blob.bin'

  479 02:03:20.195807  CBFS: Found @ offset 11100 size d7c00

  480 02:03:20.200091  microcode: sig=0x806e9 pf=0x10 revision=0x97

  481 02:03:20.203607  Skip microcode update

  482 02:03:20.210169  CBFS: 'Master Header Locator' located CBFS at [d00000:ffffc0)

  483 02:03:20.211335  CBFS: Locating 'fsps.bin'

  484 02:03:20.215537  CBFS: Found @ offset 167fc0 size 2f000

  485 02:03:20.243236  Detected 2 core, 4 thread CPU.

  486 02:03:20.244843  Setting up SMI for CPU

  487 02:03:20.246628  IED base = 0x7b400000

  488 02:03:20.249126  IED size = 0x00400000

  489 02:03:20.252752  Will perform SMM setup.

  490 02:03:20.256219  CPU: Intel(R) Core(TM) m3-8100Y CPU @ 1.10GHz.

  491 02:03:20.265074  Loading module at 00030000 with entry 00030000. filesize: 0x170 memsize: 0x170

  492 02:03:20.268784  Processing 16 relocs. Offset value of 0x00030000

  493 02:03:20.272382  Attempting to start 3 APs

  494 02:03:20.276847  Waiting for 10ms after sending INIT.

  495 02:03:20.290623  Waiting for 1st SIPI to complete...done.

  496 02:03:20.293506  AP: slot 2 apic_id 2.

  497 02:03:20.294835  AP: slot 3 apic_id 3.

  498 02:03:20.298929  Waiting for 2nd SIPI to complete...done.

  499 02:03:20.300989  AP: slot 1 apic_id 1.

  500 02:03:20.309504  Loading module at 00038000 with entry 00038000. filesize: 0x1a8 memsize: 0x1a8

  501 02:03:20.314577  Processing 13 relocs. Offset value of 0x00038000

  502 02:03:20.320032  SMM Module: stub loaded at 00038000. Will call 7ab21603(00000000)

  503 02:03:20.324107  Installing SMM handler to 0x7b000000

  504 02:03:20.332398  Loading module at 7b010000 with entry 7b010a19. filesize: 0x3b08 memsize: 0x8bc0

  505 02:03:20.337769  Processing 243 relocs. Offset value of 0x7b010000

  506 02:03:20.344355  Loading module at 7b008000 with entry 7b008000. filesize: 0x1a8 memsize: 0x1a8

  507 02:03:20.349032  Processing 13 relocs. Offset value of 0x7b008000

  508 02:03:20.355164  SMM Module: placing jmp sequence at 7b007c00 rel16 0x03fd

  509 02:03:20.360478  SMM Module: placing jmp sequence at 7b007800 rel16 0x07fd

  510 02:03:20.367393  SMM Module: placing jmp sequence at 7b007400 rel16 0x0bfd

  511 02:03:20.373103  SMM Module: stub loaded at 7b008000. Will call 7b010a19(00000000)

  512 02:03:20.378923  Clearing SMI status registers

  513 02:03:20.379010  SMI_STS: PM1 

  514 02:03:20.381273  PM1_STS: PWRBTN 

  515 02:03:20.382442  TCO_STS: BOOT SECOND_TO 

  516 02:03:20.385801  New SMBASE 0x7b000000

  517 02:03:20.388237  In relocation handler: CPU 0

  518 02:03:20.392536  New SMBASE=0x7b000000 IEDBASE=0x7b400000

  519 02:03:20.397698  Writing SMRR. base = 0x7b000006, mask=0xff800800

  520 02:03:20.400709  Relocation complete.

  521 02:03:20.401758  New SMBASE 0x7afffc00

  522 02:03:20.405019  In relocation handler: CPU 1

  523 02:03:20.409288  New SMBASE=0x7afffc00 IEDBASE=0x7b400000

  524 02:03:20.413021  Writing SMRR. base = 0x7b000006, mask=0xff800800

  525 02:03:20.415129  Relocation complete.

  526 02:03:20.418128  New SMBASE 0x7afff400

  527 02:03:20.420182  In relocation handler: CPU 3

  528 02:03:20.424840  New SMBASE=0x7afff400 IEDBASE=0x7b400000

  529 02:03:20.429673  Writing SMRR. base = 0x7b000006, mask=0xff800800

  530 02:03:20.431412  Relocation complete.

  531 02:03:20.434592  New SMBASE 0x7afff800

  532 02:03:20.437130  In relocation handler: CPU 2

  533 02:03:20.440491  New SMBASE=0x7afff800 IEDBASE=0x7b400000

  534 02:03:20.446091  Writing SMRR. base = 0x7b000006, mask=0xff800800

  535 02:03:20.448061  Relocation complete.

  536 02:03:20.449924  Initializing CPU #0

  537 02:03:20.453868  CPU: vendor Intel device 806e9

  538 02:03:20.456934  CPU: family 06, model 8e, stepping 09

  539 02:03:20.461312  Setting up local APIC... apic_id: 0x00 done.

  540 02:03:20.464665  Turbo is available but hidden

  541 02:03:20.466428  Turbo has been enabled

  542 02:03:20.469179  SGX : param.enable = 0

  543 02:03:20.471124  Skip microcode update

  544 02:03:20.473734  CPU #0 initialized

  545 02:03:20.476319  Initializing CPU #1

  546 02:03:20.477399  Initializing CPU #2

  547 02:03:20.481211  Initializing CPU #3

  548 02:03:20.483063  CPU: vendor Intel device 806e9

  549 02:03:20.486305  CPU: family 06, model 8e, stepping 09

  550 02:03:20.490014  CPU: vendor Intel device 806e9

  551 02:03:20.494032  CPU: family 06, model 8e, stepping 09

  552 02:03:20.499030  Setting up local APIC...CPU: vendor Intel device 806e9

  553 02:03:20.502598  CPU: family 06, model 8e, stepping 09

  554 02:03:20.509801  Setting up local APIC...Setting up local APIC... apic_id: 0x02 done.

  555 02:03:20.511941   apic_id: 0x03 done.

  556 02:03:20.513692  Skip microcode update

  557 02:03:20.516352  Skip microcode update

  558 02:03:20.518672  CPU #2 initialized

  559 02:03:20.519996  CPU #3 initialized

  560 02:03:20.522890   apic_id: 0x01 done.

  561 02:03:20.524392  Skip microcode update

  562 02:03:20.526240  CPU #1 initialized

  563 02:03:20.531638  bsp_do_flight_plan done after 229 msecs.

  564 02:03:20.534781  CPU: frequency set to 3400 MHz

  565 02:03:20.535597  Enabling SMIs.

  566 02:03:20.536504  Locking SMM.

  567 02:03:20.539172  VMX : param.enable = 1

  568 02:03:20.542606  VMX status: enabled, unlocked

  569 02:03:20.545366  SGX: pre-conditions not met

  570 02:03:20.548965  VMX status: enabled, unlocked

  571 02:03:20.551698  SGX: pre-conditions not met

  572 02:03:20.553705  VMX status: enabled, unlocked

  573 02:03:20.556967  VMX status: enabled, unlocked

  574 02:03:20.560136  SGX: pre-conditions not met

  575 02:03:20.562651  SGX: pre-conditions not met

  576 02:03:20.570293  CBFS: 'Master Header Locator' located CBFS at [d00000:ffffc0)

  577 02:03:20.570969  CBFS: Locating 'vbt.bin'

  578 02:03:20.574885  CBFS: Found @ offset 103a00 size 48e

  579 02:03:20.579817  Found a VBT of 4608 bytes after decompression

  580 02:03:20.583178  psys_pmax = 360

  581 02:03:20.587932  FMAP: area GBB found @ c11000 (978944 bytes)

  582 02:03:20.705227  ITSS IRQ Polarities Before:

  583 02:03:20.707029  IPC0: 0x00ff4000

  584 02:03:20.709051  IPC1: 0x00000007

  585 02:03:20.710989  IPC2: 0x00000000

  586 02:03:20.712135  IPC3: 0x00000000

  587 02:03:20.715356  ITSS IRQ Polarities After:

  588 02:03:20.718329  IPC0: 0x00ff4000

  589 02:03:20.718413  IPC1: 0x00000007

  590 02:03:20.721946  IPC2: 0x00000000

  591 02:03:20.722029  IPC3: 0x00000000

  592 02:03:20.726940  Override DT after FSP-S, PCH is KBL/SKL PCH-LP SKU

  593 02:03:20.734451  BS: BS_DEV_INIT_CHIPS times (us): entry 376229 run 171312 exit 0

  594 02:03:20.735966  Enumerating buses...

  595 02:03:20.739863  Show all devs... Before device enumeration.

  596 02:03:20.743671  Root Device: enabled 1

  597 02:03:20.745282  CPU_CLUSTER: 0: enabled 1

  598 02:03:20.747427  DOMAIN: 0000: enabled 1

  599 02:03:20.751512  APIC: 00: enabled 1

  600 02:03:20.751946  PCI: 00:00.0: enabled 1

  601 02:03:20.754454  PCI: 00:02.0: enabled 1

  602 02:03:20.757617  PCI: 00:14.0: enabled 1

  603 02:03:20.761299  PCI: 00:14.1: enabled 0

  604 02:03:20.762459  PCI: 00:14.2: enabled 1

  605 02:03:20.764490  PCI: 00:15.0: enabled 1

  606 02:03:20.767380  PCI: 00:15.1: enabled 1

  607 02:03:20.769029  PCI: 00:15.2: enabled 0

  608 02:03:20.772979  PCI: 00:15.3: enabled 0

  609 02:03:20.774370  PCI: 00:16.0: enabled 1

  610 02:03:20.777503  PCI: 00:16.1: enabled 0

  611 02:03:20.780445  PCI: 00:16.2: enabled 0

  612 02:03:20.782050  PCI: 00:16.3: enabled 0

  613 02:03:20.787135  PCI: 00:16.4: enabled 0

  614 02:03:20.787222  PCI: 00:17.0: enabled 0

  615 02:03:20.789187  PCI: 00:19.0: enabled 1

  616 02:03:20.790663  PCI: 00:19.1: enabled 1

  617 02:03:20.793876  PCI: 00:19.2: enabled 0

  618 02:03:20.798916  PCI: 00:1c.0: enabled 1

  619 02:03:20.799032  PCI: 00:1c.1: enabled 0

  620 02:03:20.801734  PCI: 00:1c.2: enabled 0

  621 02:03:20.804181  PCI: 00:1c.3: enabled 0

  622 02:03:20.805933  PCI: 00:1c.4: enabled 0

  623 02:03:20.809230  PCI: 00:1c.5: enabled 0

  624 02:03:20.810626  PCI: 00:1c.6: enabled 0

  625 02:03:20.814055  PCI: 00:1c.7: enabled 0

  626 02:03:20.815232  PCI: 00:1d.0: enabled 0

  627 02:03:20.818157  PCI: 00:1d.1: enabled 0

  628 02:03:20.820476  PCI: 00:1d.2: enabled 0

  629 02:03:20.822527  PCI: 00:1d.3: enabled 0

  630 02:03:20.825764  PCI: 00:1e.0: enabled 1

  631 02:03:20.827124  PCI: 00:1e.1: enabled 0

  632 02:03:20.829739  PCI: 00:1e.2: enabled 1

  633 02:03:20.832335  PCI: 00:1e.3: enabled 0

  634 02:03:20.834571  PCI: 00:1e.4: enabled 1

  635 02:03:20.837659  PCI: 00:1e.5: enabled 0

  636 02:03:20.842614  PCI: 00:1e.6: enabled 1

  637 02:03:20.842700  PCI: 00:1f.0: enabled 1

  638 02:03:20.844480  PCI: 00:1f.1: enabled 1

  639 02:03:20.848570  PCI: 00:1f.2: enabled 1

  640 02:03:20.850618  PCI: 00:1f.3: enabled 1

  641 02:03:20.853480  PCI: 00:1f.4: enabled 1

  642 02:03:20.854207  PCI: 00:1f.5: enabled 1

  643 02:03:20.858314  PCI: 00:1f.6: enabled 0

  644 02:03:20.858879  USB0 port 0: enabled 1

  645 02:03:20.862323  I2C: 00:5c: enabled 1

  646 02:03:20.864082  I2C: 00:15: enabled 1

  647 02:03:20.865807  I2C: 00:39: enabled 1

  648 02:03:20.869580  I2C: 00:3a: enabled 1

  649 02:03:20.870319  I2C: 00:1a: enabled 1

  650 02:03:20.872835  PCI: 00:00.0: enabled 1

  651 02:03:20.874745  SPI: 00: enabled 1

  652 02:03:20.876923  PNP: 0c09.0: enabled 1

  653 02:03:20.879668  USB2 port 0: enabled 1

  654 02:03:20.881861  USB2 port 1: enabled 1

  655 02:03:20.883829  USB2 port 2: enabled 1

  656 02:03:20.886045  USB2 port 4: enabled 1

  657 02:03:20.888473  USB2 port 8: enabled 1

  658 02:03:20.890724  APIC: 01: enabled 1

  659 02:03:20.894755  APIC: 02: enabled 1

  660 02:03:20.894849  APIC: 03: enabled 1

  661 02:03:20.897579  Compare with tree...

  662 02:03:20.900485  Root Device: enabled 1

  663 02:03:20.902074   CPU_CLUSTER: 0: enabled 1

  664 02:03:20.904001    APIC: 00: enabled 1

  665 02:03:20.906104    APIC: 01: enabled 1

  666 02:03:20.908494    APIC: 02: enabled 1

  667 02:03:20.911085    APIC: 03: enabled 1

  668 02:03:20.915564   DOMAIN: 0000: enabled 1

  669 02:03:20.916025    PCI: 00:00.0: enabled 1

  670 02:03:20.918773    PCI: 00:02.0: enabled 1

  671 02:03:20.923089    PCI: 00:14.0: enabled 1

  672 02:03:20.924692     USB0 port 0: enabled 1

  673 02:03:20.928028      USB2 port 0: enabled 1

  674 02:03:20.929164      USB2 port 1: enabled 1

  675 02:03:20.932072      USB2 port 2: enabled 1

  676 02:03:20.936130      USB2 port 4: enabled 1

  677 02:03:20.937101      USB2 port 8: enabled 1

  678 02:03:20.940470    PCI: 00:14.1: enabled 0

  679 02:03:20.943014    PCI: 00:14.2: enabled 1

  680 02:03:20.946021    PCI: 00:15.0: enabled 1

  681 02:03:20.947811     I2C: 00:5c: enabled 1

  682 02:03:20.952243    PCI: 00:15.1: enabled 1

  683 02:03:20.952803     I2C: 00:15: enabled 1

  684 02:03:20.955984    PCI: 00:15.2: enabled 0

  685 02:03:20.959516    PCI: 00:15.3: enabled 0

  686 02:03:20.962508    PCI: 00:16.0: enabled 1

  687 02:03:20.964314    PCI: 00:16.1: enabled 0

  688 02:03:20.966372    PCI: 00:16.2: enabled 0

  689 02:03:20.969023    PCI: 00:16.3: enabled 0

  690 02:03:20.971827    PCI: 00:16.4: enabled 0

  691 02:03:20.975638    PCI: 00:17.0: enabled 0

  692 02:03:20.977715    PCI: 00:19.0: enabled 1

  693 02:03:20.979483    PCI: 00:19.1: enabled 1

  694 02:03:20.982892     I2C: 00:39: enabled 1

  695 02:03:20.984482     I2C: 00:3a: enabled 1

  696 02:03:20.988085     I2C: 00:1a: enabled 1

  697 02:03:20.990410    PCI: 00:19.2: enabled 0

  698 02:03:20.993238    PCI: 00:1c.0: enabled 1

  699 02:03:20.994962     PCI: 00:00.0: enabled 1

  700 02:03:20.997874    PCI: 00:1c.1: enabled 0

  701 02:03:20.999932    PCI: 00:1c.2: enabled 0

  702 02:03:21.003095    PCI: 00:1c.3: enabled 0

  703 02:03:21.006084    PCI: 00:1c.4: enabled 0

  704 02:03:21.008661    PCI: 00:1c.5: enabled 0

  705 02:03:21.010906    PCI: 00:1c.6: enabled 0

  706 02:03:21.013222    PCI: 00:1c.7: enabled 0

  707 02:03:21.015751    PCI: 00:1d.0: enabled 0

  708 02:03:21.018525    PCI: 00:1d.1: enabled 0

  709 02:03:21.021347    PCI: 00:1d.2: enabled 0

  710 02:03:21.025595    PCI: 00:1d.3: enabled 0

  711 02:03:21.027305    PCI: 00:1e.0: enabled 1

  712 02:03:21.029951    PCI: 00:1e.1: enabled 0

  713 02:03:21.031609    PCI: 00:1e.2: enabled 1

  714 02:03:21.034362     SPI: 00: enabled 1

  715 02:03:21.036682    PCI: 00:1e.3: enabled 0

  716 02:03:21.039566    PCI: 00:1e.4: enabled 1

  717 02:03:21.042089    PCI: 00:1e.5: enabled 0

  718 02:03:21.044679    PCI: 00:1e.6: enabled 1

  719 02:03:21.047302    PCI: 00:1f.0: enabled 1

  720 02:03:21.050546     PNP: 0c09.0: enabled 1

  721 02:03:21.053474    PCI: 00:1f.1: enabled 1

  722 02:03:21.054636    PCI: 00:1f.2: enabled 1

  723 02:03:21.057924    PCI: 00:1f.3: enabled 1

  724 02:03:21.061262    PCI: 00:1f.4: enabled 1

  725 02:03:21.062975    PCI: 00:1f.5: enabled 1

  726 02:03:21.065442    PCI: 00:1f.6: enabled 0

  727 02:03:21.068848  Root Device scanning...

  728 02:03:21.071293  root_dev_scan_bus for Root Device

  729 02:03:21.073581  CPU_CLUSTER: 0 enabled

  730 02:03:21.076115  DOMAIN: 0000 enabled

  731 02:03:21.078164  DOMAIN: 0000 scanning...

  732 02:03:21.081402  PCI: pci_scan_bus for bus 00

  733 02:03:21.084413  PCI: 00:00.0 [8086/0000] ops

  734 02:03:21.087922  PCI: 00:00.0 [8086/590c] enabled

  735 02:03:21.091228  PCI: 00:02.0 [8086/0000] ops

  736 02:03:21.094048  PCI: 00:02.0 [8086/591c] enabled

  737 02:03:21.097572  PCI: 00:04.0 [8086/1903] enabled

  738 02:03:21.101672  PCI: 00:08.0 [8086/1911] enabled

  739 02:03:21.104854  PCI: 00:14.0 [8086/0000] bus ops

  740 02:03:21.107168  PCI: 00:14.0 [8086/9d2f] enabled

  741 02:03:21.111140  PCI: 00:14.2 [8086/9d31] enabled

  742 02:03:21.113986  PCI: 00:15.0 [8086/0000] bus ops

  743 02:03:21.117632  PCI: 00:15.0 [8086/9d60] enabled

  744 02:03:21.121045  PCI: 00:15.1 [8086/0000] bus ops

  745 02:03:21.124435  PCI: 00:15.1 [8086/9d61] enabled

  746 02:03:21.126804  PCI: 00:16.0 [8086/0000] ops

  747 02:03:21.130288  PCI: 00:16.0 [8086/9d3a] enabled

  748 02:03:21.133313  PCI: 00:19.0 [8086/0000] ops

  749 02:03:21.137195  PCI: 00:19.0 [8086/9d66] enabled

  750 02:03:21.139652  PCI: 00:19.1 [8086/0000] bus ops

  751 02:03:21.143186  PCI: 00:19.1 [8086/9d65] enabled

  752 02:03:21.147350  PCI: 00:1c.0 [8086/0000] bus ops

  753 02:03:21.149439  PCI: 00:1c.0 [8086/9d10] enabled

  754 02:03:21.153113  PCI: 00:1e.0 [8086/0000] ops

  755 02:03:21.156300  PCI: 00:1e.0 [8086/9d27] enabled

  756 02:03:21.160290  PCI: 00:1e.2 [8086/0000] bus ops

  757 02:03:21.162872  PCI: 00:1e.2 [8086/9d29] enabled

  758 02:03:21.165882  PCI: 00:1e.4 [8086/9d2b] enabled

  759 02:03:21.169742  PCI: 00:1e.6 [8086/0000] ops

  760 02:03:21.172821  PCI: 00:1e.6 [8086/9d2d] enabled

  761 02:03:21.176032  PCI: 00:1f.0 [8086/0000] bus ops

  762 02:03:21.179182  PCI: 00:1f.0 [8086/9d4b] enabled

  763 02:03:21.184474  PCI: Static device PCI: 00:1f.1 not found, disabling it.

  764 02:03:21.187623  PCI: 00:1f.2 [8086/0000] bus ops

  765 02:03:21.191070  PCI: 00:1f.2 [8086/9d21] enabled

  766 02:03:21.194485  PCI: 00:1f.3 [8086/0000] bus ops

  767 02:03:21.197340  PCI: 00:1f.3 [8086/9d71] enabled

  768 02:03:21.201458  PCI: 00:1f.4 [8086/0000] bus ops

  769 02:03:21.204377  PCI: 00:1f.4 [8086/9d23] enabled

  770 02:03:21.207275  PCI: 00:1f.5 [8086/0000] bus ops

  771 02:03:21.210933  PCI: 00:1f.5 [8086/9d24] enabled

  772 02:03:21.213580  PCI: 00:14.0 scanning...

  773 02:03:21.216784  scan_usb_bus for PCI: 00:14.0

  774 02:03:21.218584  USB0 port 0 enabled

  775 02:03:21.221386  USB0 port 0 scanning...

  776 02:03:21.224333  scan_usb_bus for USB0 port 0

  777 02:03:21.225908  USB2 port 0 enabled

  778 02:03:21.229436  USB2 port 1 enabled

  779 02:03:21.230554  USB2 port 2 enabled

  780 02:03:21.232292  USB2 port 4 enabled

  781 02:03:21.234452  USB2 port 8 enabled

  782 02:03:21.236478  USB2 port 0 scanning...

  783 02:03:21.240130  scan_usb_bus for USB2 port 0

  784 02:03:21.243505  scan_usb_bus for USB2 port 0 done

  785 02:03:21.249445  scan_bus: scanning of bus USB2 port 0 took 8972 usecs

  786 02:03:21.250758  USB2 port 1 scanning...

  787 02:03:21.255420  scan_usb_bus for USB2 port 1

  788 02:03:21.257881  scan_usb_bus for USB2 port 1 done

  789 02:03:21.262943  scan_bus: scanning of bus USB2 port 1 took 8973 usecs

  790 02:03:21.265193  USB2 port 2 scanning...

  791 02:03:21.268636  scan_usb_bus for USB2 port 2

  792 02:03:21.272326  scan_usb_bus for USB2 port 2 done

  793 02:03:21.277462  scan_bus: scanning of bus USB2 port 2 took 8974 usecs

  794 02:03:21.279929  USB2 port 4 scanning...

  795 02:03:21.284449  scan_usb_bus for USB2 port 4

  796 02:03:21.286265  scan_usb_bus for USB2 port 4 done

  797 02:03:21.291754  scan_bus: scanning of bus USB2 port 4 took 8974 usecs

  798 02:03:21.293965  USB2 port 8 scanning...

  799 02:03:21.296723  scan_usb_bus for USB2 port 8

  800 02:03:21.301138  scan_usb_bus for USB2 port 8 done

  801 02:03:21.305692  scan_bus: scanning of bus USB2 port 8 took 8975 usecs

  802 02:03:21.308997  scan_usb_bus for USB0 port 0 done

  803 02:03:21.315180  scan_bus: scanning of bus USB0 port 0 took 90982 usecs

  804 02:03:21.318742  scan_usb_bus for PCI: 00:14.0 done

  805 02:03:21.323485  scan_bus: scanning of bus PCI: 00:14.0 took 107776 usecs

  806 02:03:21.326617  PCI: 00:15.0 scanning...

  807 02:03:21.330591  scan_generic_bus for PCI: 00:15.0

  808 02:03:21.334151  bus: PCI: 00:15.0[0]->I2C: 01:5c enabled

  809 02:03:21.338858  scan_generic_bus for PCI: 00:15.0 done

  810 02:03:21.343448  scan_bus: scanning of bus PCI: 00:15.0 took 14162 usecs

  811 02:03:21.345871  PCI: 00:15.1 scanning...

  812 02:03:21.349788  scan_generic_bus for PCI: 00:15.1

  813 02:03:21.353773  bus: PCI: 00:15.1[0]->I2C: 02:15 enabled

  814 02:03:21.358015  scan_generic_bus for PCI: 00:15.1 done

  815 02:03:21.363256  scan_bus: scanning of bus PCI: 00:15.1 took 14159 usecs

  816 02:03:21.366107  PCI: 00:19.1 scanning...

  817 02:03:21.369307  scan_generic_bus for PCI: 00:19.1

  818 02:03:21.373411  bus: PCI: 00:19.1[0]->I2C: 03:39 enabled

  819 02:03:21.378072  bus: PCI: 00:19.1[0]->I2C: 03:3a enabled

  820 02:03:21.381513  bus: PCI: 00:19.1[0]->I2C: 03:1a enabled

  821 02:03:21.385182  scan_generic_bus for PCI: 00:19.1 done

  822 02:03:21.393079  scan_bus: scanning of bus PCI: 00:19.1 took 22370 usecs

  823 02:03:21.393177  PCI: 00:1c.0 scanning...

  824 02:03:21.397292  do_pci_scan_bridge for PCI: 00:1c.0

  825 02:03:21.399867  PCI: pci_scan_bus for bus 01

  826 02:03:21.403185  PCI: 01:00.0 [8086/095a] enabled

  827 02:03:21.406306  Capability: type 0x01 @ 0xc8

  828 02:03:21.409558  Capability: type 0x05 @ 0xd0

  829 02:03:21.412744  Capability: type 0x10 @ 0x40

  830 02:03:21.416045  Capability: type 0x10 @ 0x40

  831 02:03:21.418903  Enabling Common Clock Configuration

  832 02:03:21.422949  L1 Sub-State supported from root port 28

  833 02:03:21.425514  L1 Sub-State Support = 0xf

  834 02:03:21.428305  CommonModeRestoreTime = 0x28

  835 02:03:21.433050  Power On Value = 0x1e, Power On Scale = 0x0

  836 02:03:21.435119  ASPM: Enabled L1

  837 02:03:21.437594  Capability: type 0x01 @ 0xc8

  838 02:03:21.440657  Capability: type 0x05 @ 0xd0

  839 02:03:21.444093  Capability: type 0x10 @ 0x40

  840 02:03:21.449736  scan_bus: scanning of bus PCI: 00:1c.0 took 53534 usecs

  841 02:03:21.451754  PCI: 00:1e.2 scanning...

  842 02:03:21.455387  scan_generic_bus for PCI: 00:1e.2

  843 02:03:21.459292  bus: PCI: 00:1e.2[0]->SPI: 00 enabled

  844 02:03:21.464009  scan_generic_bus for PCI: 00:1e.2 done

  845 02:03:21.469249  scan_bus: scanning of bus PCI: 00:1e.2 took 13861 usecs

  846 02:03:21.471363  PCI: 00:1f.0 scanning...

  847 02:03:21.475014  scan_lpc_bus for PCI: 00:1f.0

  848 02:03:21.477239  PNP: 0c09.0 enabled

  849 02:03:21.480664  scan_lpc_bus for PCI: 00:1f.0 done

  850 02:03:21.485924  scan_bus: scanning of bus PCI: 00:1f.0 took 11321 usecs

  851 02:03:21.488300  PCI: 00:1f.2 scanning...

  852 02:03:21.494188  scan_lpc_bus for PCI: 00:1f.2

  853 02:03:21.495195  scan_lpc_bus for PCI: 00:1f.2 done

  854 02:03:21.500093  scan_bus: scanning of bus PCI: 00:1f.2 took 9265 usecs

  855 02:03:21.502870  PCI: 00:1f.3 scanning...

  856 02:03:21.509511  scan_bus: scanning of bus PCI: 00:1f.3 took 2717 usecs

  857 02:03:21.511100  PCI: 00:1f.4 scanning...

  858 02:03:21.514573  scan_generic_bus for PCI: 00:1f.4

  859 02:03:21.518721  scan_generic_bus for PCI: 00:1f.4 done

  860 02:03:21.523865  scan_bus: scanning of bus PCI: 00:1f.4 took 10045 usecs

  861 02:03:21.526469  PCI: 00:1f.5 scanning...

  862 02:03:21.529868  scan_generic_bus for PCI: 00:1f.5

  863 02:03:21.535223  scan_generic_bus for PCI: 00:1f.5 done

  864 02:03:21.539740  scan_bus: scanning of bus PCI: 00:1f.5 took 10047 usecs

  865 02:03:21.545283  scan_bus: scanning of bus DOMAIN: 0000 took 466116 usecs

  866 02:03:21.549534  root_dev_scan_bus for Root Device done

  867 02:03:21.554551  scan_bus: scanning of bus Root Device took 486232 usecs

  868 02:03:21.555554  done

  869 02:03:21.558327  Chrome EC: UHEPI supported

  870 02:03:21.565989  FMAP: area RECOVERY_MRC_CACHE found @ 9d0000 (65536 bytes)

  871 02:03:21.571083  MRC: Checking cached data update for 'RECOVERY_MRC_CACHE'.

  872 02:03:21.578772  SF: Detected FAST_SPI Hardware Sequencer with sector size 0x1000, total 0x1000000

  873 02:03:21.586254  FMAP: area UNIFIED_MRC_CACHE found @ 9d0000 (131072 bytes)

  874 02:03:21.589535  SPI flash protection: WPSW=0 SRP0=0

  875 02:03:21.594967  MRC: NOT enabling PRR for 'UNIFIED_MRC_CACHE'.

  876 02:03:21.601136  BS: BS_DEV_ENUMERATE times (us): entry 0 run 826079 exit 39254

  877 02:03:21.604095  found VGA at PCI: 00:02.0

  878 02:03:21.607482  Setting up VGA for PCI: 00:02.0

  879 02:03:21.612394  Setting PCI_BRIDGE_CTL_VGA for bridge DOMAIN: 0000

  880 02:03:21.617198  Setting PCI_BRIDGE_CTL_VGA for bridge Root Device

  881 02:03:21.619282  Allocating resources...

  882 02:03:21.621493  Reading resources...

  883 02:03:21.625724  Root Device read_resources bus 0 link: 0

  884 02:03:21.629757  CPU_CLUSTER: 0 read_resources bus 0 link: 0

  885 02:03:21.634911  CPU_CLUSTER: 0 read_resources bus 0 link: 0 done

  886 02:03:21.639158  DOMAIN: 0000 read_resources bus 0 link: 0

  887 02:03:21.644415  PCI: 00:14.0 read_resources bus 0 link: 0

  888 02:03:21.648632  USB0 port 0 read_resources bus 0 link: 0

  889 02:03:21.654352  USB0 port 0 read_resources bus 0 link: 0 done

  890 02:03:21.658992  PCI: 00:14.0 read_resources bus 0 link: 0 done

  891 02:03:21.664023  PCI: 00:15.0 read_resources bus 1 link: 0

  892 02:03:21.668918  PCI: 00:15.0 read_resources bus 1 link: 0 done

  893 02:03:21.673511  PCI: 00:15.1 read_resources bus 2 link: 0

  894 02:03:21.678215  PCI: 00:15.1 read_resources bus 2 link: 0 done

  895 02:03:21.683416  PCI: 00:19.1 read_resources bus 3 link: 0

  896 02:03:21.689243  PCI: 00:19.1 read_resources bus 3 link: 0 done

  897 02:03:21.692732  PCI: 00:1c.0 read_resources bus 1 link: 0

  898 02:03:21.698332  PCI: 00:1c.0 read_resources bus 1 link: 0 done

  899 02:03:21.702693  PCI: 00:1e.2 read_resources bus 4 link: 0

  900 02:03:21.707601  PCI: 00:1e.2 read_resources bus 4 link: 0 done

  901 02:03:21.712538  PCI: 00:1f.0 read_resources bus 0 link: 0

  902 02:03:21.717468  PCI: 00:1f.0 read_resources bus 0 link: 0 done

  903 02:03:21.723665  DOMAIN: 0000 read_resources bus 0 link: 0 done

  904 02:03:21.728393  Root Device read_resources bus 0 link: 0 done

  905 02:03:21.730995  Done reading resources.

  906 02:03:21.737210  Show resources in subtree (Root Device)...After reading.

  907 02:03:21.740886   Root Device child on link 0 CPU_CLUSTER: 0

  908 02:03:21.746280    CPU_CLUSTER: 0 child on link 0 APIC: 00

  909 02:03:21.746772     APIC: 00

  910 02:03:21.747112     APIC: 01

  911 02:03:21.748506     APIC: 02

  912 02:03:21.749637     APIC: 03

  913 02:03:21.754222    DOMAIN: 0000 child on link 0 PCI: 00:00.0

  914 02:03:21.765800    DOMAIN: 0000 resource base 0 size 0 align 0 gran 0 limit ffff flags 40040100 index 10000000

  915 02:03:21.774093    DOMAIN: 0000 resource base 0 size 0 align 0 gran 0 limit ffffffff flags 40040200 index 10000100

  916 02:03:21.774890     PCI: 00:00.0

  917 02:03:21.784757     PCI: 00:00.0 resource base e0000000 size 4000000 align 0 gran 0 limit 0 flags f0000200 index 0

  918 02:03:21.794146     PCI: 00:00.0 resource base fed10000 size 8000 align 0 gran 0 limit 0 flags f0000200 index 1

  919 02:03:21.803506     PCI: 00:00.0 resource base fed18000 size 1000 align 0 gran 0 limit 0 flags f0000200 index 2

  920 02:03:21.812643     PCI: 00:00.0 resource base fed19000 size 1000 align 0 gran 0 limit 0 flags f0000200 index 3

  921 02:03:21.821878     PCI: 00:00.0 resource base fed84000 size 1000 align 0 gran 0 limit 0 flags f0000200 index 4

  922 02:03:21.831559     PCI: 00:00.0 resource base fed80000 size 4000 align 0 gran 0 limit 0 flags f0000200 index 5

  923 02:03:21.842034     PCI: 00:00.0 resource base fed90000 size 1000 align 0 gran 0 limit 0 flags f0000200 index 6

  924 02:03:21.850074     PCI: 00:00.0 resource base fed91000 size 1000 align 0 gran 0 limit 0 flags f0000200 index 7

  925 02:03:21.858477     PCI: 00:00.0 resource base 0 size a0000 align 0 gran 0 limit 0 flags e0004200 index 8

  926 02:03:21.868689     PCI: 00:00.0 resource base c0000 size 7af40000 align 0 gran 0 limit 0 flags e0004200 index 9

  927 02:03:21.878139     PCI: 00:00.0 resource base 7b000000 size 800000 align 0 gran 0 limit 0 flags f0004200 index b

  928 02:03:21.888072     PCI: 00:00.0 resource base 7b800000 size 4800000 align 0 gran 0 limit 0 flags f0000200 index c

  929 02:03:21.897726     PCI: 00:00.0 resource base 100000000 size 7f000000 align 0 gran 0 limit 0 flags e0004200 index d

  930 02:03:21.907132     PCI: 00:00.0 resource base a0000 size 20000 align 0 gran 0 limit 0 flags f0000200 index e

  931 02:03:21.915434     PCI: 00:00.0 resource base c0000 size 40000 align 0 gran 0 limit 0 flags f0004200 index f

  932 02:03:21.917322     PCI: 00:02.0

  933 02:03:21.927416     PCI: 00:02.0 resource base 0 size 1000000 align 24 gran 24 limit ffffffffffffffff flags 201 index 10

  934 02:03:21.939057     PCI: 00:02.0 resource base 0 size 10000000 align 28 gran 28 limit ffffffffffffffff flags 1201 index 18

  935 02:03:21.946654     PCI: 00:02.0 resource base 0 size 40 align 6 gran 6 limit ffff flags 100 index 20

  936 02:03:21.949792     PCI: 00:04.0

  937 02:03:21.957717     PCI: 00:04.0 resource base 0 size 8000 align 15 gran 15 limit ffffffffffffffff flags 201 index 10

  938 02:03:21.959798     PCI: 00:08.0

  939 02:03:21.969675     PCI: 00:08.0 resource base 0 size 1000 align 12 gran 12 limit ffffffffffffffff flags 201 index 10

  940 02:03:21.973876     PCI: 00:14.0 child on link 0 USB0 port 0

  941 02:03:21.983506     PCI: 00:14.0 resource base 0 size 10000 align 16 gran 16 limit ffffffffffffffff flags 201 index 10

  942 02:03:21.987893      USB0 port 0 child on link 0 USB2 port 0

  943 02:03:21.991892       USB2 port 0

  944 02:03:21.992222       USB2 port 1

  945 02:03:21.993355       USB2 port 2

  946 02:03:21.995276       USB2 port 4

  947 02:03:21.998169       USB2 port 8

  948 02:03:21.998931     PCI: 00:14.1

  949 02:03:22.000020     PCI: 00:14.2

  950 02:03:22.009948     PCI: 00:14.2 resource base 0 size 1000 align 12 gran 12 limit ffffffffffffffff flags 201 index 10

  951 02:03:22.014149     PCI: 00:15.0 child on link 0 I2C: 01:5c

  952 02:03:22.024028     PCI: 00:15.0 resource base 0 size 1000 align 12 gran 12 limit ffffffffffffffff flags 201 index 10

  953 02:03:22.025785      I2C: 01:5c

  954 02:03:22.029931     PCI: 00:15.1 child on link 0 I2C: 02:15

  955 02:03:22.040891     PCI: 00:15.1 resource base 0 size 1000 align 12 gran 12 limit ffffffffffffffff flags 201 index 10

  956 02:03:22.041589      I2C: 02:15

  957 02:03:22.043216     PCI: 00:15.2

  958 02:03:22.044787     PCI: 00:15.3

  959 02:03:22.046543     PCI: 00:16.0

  960 02:03:22.056455     PCI: 00:16.0 resource base 0 size 1000 align 12 gran 12 limit ffffffffffffffff flags 201 index 10

  961 02:03:22.057862     PCI: 00:16.1

  962 02:03:22.059917     PCI: 00:16.2

  963 02:03:22.061438     PCI: 00:16.3

  964 02:03:22.063706     PCI: 00:16.4

  965 02:03:22.065939     PCI: 00:17.0

  966 02:03:22.066575     PCI: 00:19.0

  967 02:03:22.078964     PCI: 00:19.0 resource base fe034000 size 1000 align 12 gran 12 limit ffffffffffffffff flags c0000200 index 10

  968 02:03:22.086954     PCI: 00:19.0 resource base 0 size 1000 align 12 gran 12 limit ffffffffffffffff flags 201 index 18

  969 02:03:22.091302     PCI: 00:19.1 child on link 0 I2C: 03:39

  970 02:03:22.101549     PCI: 00:19.1 resource base 0 size 1000 align 12 gran 12 limit ffffffffffffffff flags 201 index 10

  971 02:03:22.103438      I2C: 03:39

  972 02:03:22.104465      I2C: 03:3a

  973 02:03:22.106796      I2C: 03:1a

  974 02:03:22.108644     PCI: 00:19.2

  975 02:03:22.112799     PCI: 00:1c.0 child on link 0 PCI: 01:00.0

  976 02:03:22.121487     PCI: 00:1c.0 resource base 0 size 0 align 12 gran 12 limit ffff flags 80102 index 1c

  977 02:03:22.131049     PCI: 00:1c.0 resource base 0 size 0 align 20 gran 20 limit ffffffffffffffff flags 81202 index 24

  978 02:03:22.139909     PCI: 00:1c.0 resource base 0 size 0 align 20 gran 20 limit ffffffff flags 80202 index 20

  979 02:03:22.141387      PCI: 01:00.0

  980 02:03:22.151753      PCI: 01:00.0 resource base 0 size 2000 align 13 gran 13 limit ffffffffffffffff flags 201 index 10

  981 02:03:22.153134     PCI: 00:1c.1

  982 02:03:22.155019     PCI: 00:1c.2

  983 02:03:22.156783     PCI: 00:1c.3

  984 02:03:22.158451     PCI: 00:1c.4

  985 02:03:22.159504     PCI: 00:1c.5

  986 02:03:22.162290     PCI: 00:1c.6

  987 02:03:22.164696     PCI: 00:1c.7

  988 02:03:22.165665     PCI: 00:1d.0

  989 02:03:22.166976     PCI: 00:1d.1

  990 02:03:22.168247     PCI: 00:1d.2

  991 02:03:22.170371     PCI: 00:1d.3

  992 02:03:22.171520     PCI: 00:1e.0

  993 02:03:22.181715     PCI: 00:1e.0 resource base 0 size 1000 align 12 gran 12 limit ffffffffffffffff flags 201 index 10

  994 02:03:22.183113     PCI: 00:1e.1

  995 02:03:22.187352     PCI: 00:1e.2 child on link 0 SPI: 00

  996 02:03:22.196937     PCI: 00:1e.2 resource base 0 size 1000 align 12 gran 12 limit ffffffffffffffff flags 201 index 10

  997 02:03:22.198107      SPI: 00

  998 02:03:22.200012     PCI: 00:1e.3

  999 02:03:22.203740     PCI: 00:1e.4

 1000 02:03:22.212322     PCI: 00:1e.4 resource base 0 size 1000 align 12 gran 12 limit ffffffffffffffff flags 201 index 10

 1001 02:03:22.213109     PCI: 00:1e.5

 1002 02:03:22.215170     PCI: 00:1e.6

 1003 02:03:22.224789     PCI: 00:1e.6 resource base 0 size 1000 align 12 gran 12 limit ffffffffffffffff flags 201 index 10

 1004 02:03:22.229290     PCI: 00:1f.0 child on link 0 PNP: 0c09.0

 1005 02:03:22.238713     PCI: 00:1f.0 resource base 0 size 1000 align 0 gran 0 limit 0 flags c0000100 index 0

 1006 02:03:22.240690      PNP: 0c09.0

 1007 02:03:22.249863      PNP: 0c09.0 resource base 800 size 1ff align 0 gran 0 limit 0 flags c0000100 index 0

 1008 02:03:22.250638     PCI: 00:1f.1

 1009 02:03:22.251986     PCI: 00:1f.2

 1010 02:03:22.261383     PCI: 00:1f.2 resource base 0 size 4000 align 14 gran 14 limit ffffffff flags 200 index 10

 1011 02:03:22.270172     PCI: 00:1f.2 resource base fe000000 size 10000 align 0 gran 0 limit 0 flags d0000200 index 48

 1012 02:03:22.279894     PCI: 00:1f.2 resource base 1800 size 100 align 0 gran 0 limit 0 flags c0000100 index 40

 1013 02:03:22.280990     PCI: 00:1f.3

 1014 02:03:22.290432     PCI: 00:1f.3 resource base 0 size 4000 align 14 gran 14 limit ffffffffffffffff flags 201 index 10

 1015 02:03:22.301021     PCI: 00:1f.3 resource base 0 size 10000 align 16 gran 16 limit ffffffffffffffff flags 201 index 20

 1016 02:03:22.303248     PCI: 00:1f.4

 1017 02:03:22.311780     PCI: 00:1f.4 resource base efa0 size 20 align 0 gran 0 limit efbf flags f0000100 index 20

 1018 02:03:22.321752     PCI: 00:1f.4 resource base 0 size 100 align 12 gran 8 limit ffffffffffffffff flags 201 index 10

 1019 02:03:22.322699     PCI: 00:1f.5

 1020 02:03:22.333236     PCI: 00:1f.5 resource base 0 size 1000 align 12 gran 12 limit ffffffff flags 200 index 10

 1021 02:03:22.333579     PCI: 00:1f.6

 1022 02:03:22.339975  DOMAIN: 0000 io: base: 0 size: 0 align: 0 gran: 0 limit: ffff

 1023 02:03:22.346216  PCI: 00:1c.0 io: base: 0 size: 0 align: 12 gran: 12 limit: ffff

 1024 02:03:22.353070  PCI: 00:1c.0 io: base: 0 size: 0 align: 12 gran: 12 limit: ffff done

 1025 02:03:22.356206  PCI: 00:02.0 20 *  [0x0 - 0x3f] io

 1026 02:03:22.363884  DOMAIN: 0000 io: base: 40 size: 40 align: 6 gran: 0 limit: ffff done

 1027 02:03:22.370608  DOMAIN: 0000 mem: base: 0 size: 0 align: 0 gran: 0 limit: ffffffff

 1028 02:03:22.377391  PCI: 00:1c.0 prefmem: base: 0 size: 0 align: 20 gran: 20 limit: ffffffffffffffff

 1029 02:03:22.386564  PCI: 00:1c.0 prefmem: base: 0 size: 0 align: 20 gran: 20 limit: ffffffffffffffff done

 1030 02:03:22.393093  PCI: 00:1c.0 mem: base: 0 size: 0 align: 20 gran: 20 limit: ffffffff

 1031 02:03:22.399225  PCI: 01:00.0 10 *  [0x0 - 0x1fff] mem

 1032 02:03:22.454092  PCI: 00:1c.0 mem: base: 2000 size: 100000 align: 20 gran: 20 limit: ffffffff done

 1033 02:03:22.454295  PCI: 00:02.0 18 *  [0x0 - 0xfffffff] prefmem

 1034 02:03:22.461067  PCI: 00:02.0 10 *  [0x10000000 - 0x10ffffff] mem

 1035 02:03:22.466938  PCI: 00:1c.0 20 *  [0x11000000 - 0x110fffff] mem

 1036 02:03:22.473219  PCI: 00:14.0 10 *  [0x11100000 - 0x1110ffff] mem

 1037 02:03:22.473438  PCI: 00:1f.3 20 *  [0x11110000 - 0x1111ffff] mem

 1038 02:03:22.480140  PCI: 00:04.0 10 *  [0x11120000 - 0x11127fff] mem

 1039 02:03:22.485926  PCI: 00:1f.2 10 *  [0x11128000 - 0x1112bfff] mem

 1040 02:03:22.491282  PCI: 00:1f.3 10 *  [0x1112c000 - 0x1112ffff] mem

 1041 02:03:22.493370  PCI: 00:08.0 10 *  [0x11130000 - 0x11130fff] mem

 1042 02:03:22.493756  PCI: 00:14.2 10 *  [0x11131000 - 0x11131fff] mem

 1043 02:03:22.494344  PCI: 00:15.0 10 *  [0x11132000 - 0x11132fff] mem

 1044 02:03:22.494670  PCI: 00:15.1 10 *  [0x11133000 - 0x11133fff] mem

 1045 02:03:22.495052  PCI: 00:16.0 10 *  [0x11134000 - 0x11134fff] mem

 1046 02:03:22.495663  PCI: 00:19.0 18 *  [0x11135000 - 0x11135fff] mem

 1047 02:03:22.495980  PCI: 00:19.1 10 *  [0x11136000 - 0x11136fff] mem

 1048 02:03:22.496442  PCI: 00:1e.0 10 *  [0x11137000 - 0x11137fff] mem

 1049 02:03:22.496916  PCI: 00:1e.2 10 *  [0x11138000 - 0x11138fff] mem

 1050 02:03:22.497307  PCI: 00:1e.4 10 *  [0x11139000 - 0x11139fff] mem

 1051 02:03:22.497709  PCI: 00:1e.6 10 *  [0x1113a000 - 0x1113afff] mem

 1052 02:03:22.501881  PCI: 00:1f.5 10 *  [0x1113b000 - 0x1113bfff] mem

 1053 02:03:22.508898  PCI: 00:1f.4 10 *  [0x1113c000 - 0x1113c0ff] mem

 1054 02:03:22.514844  DOMAIN: 0000 mem: base: 1113c100 size: 1113c100 align: 28 gran: 0 limit: ffffffff done

 1055 02:03:22.518493  avoid_fixed_resources: DOMAIN: 0000

 1056 02:03:22.524215  avoid_fixed_resources:@DOMAIN: 0000 10000000 limit 0000ffff

 1057 02:03:22.530492  avoid_fixed_resources:@DOMAIN: 0000 10000100 limit ffffffff

 1058 02:03:22.538142  constrain_resources: PCI: 00:00.0 00 base e0000000 limit e3ffffff mem (fixed)

 1059 02:03:22.546192  constrain_resources: PCI: 00:00.0 08 base 00000000 limit 0009ffff mem (fixed)

 1060 02:03:22.554504  constrain_resources: PCI: 00:00.0 09 base 000c0000 limit 7affffff mem (fixed)

 1061 02:03:22.561893  constrain_resources: PCI: 00:00.0 0b base 7b000000 limit 7b7fffff mem (fixed)

 1062 02:03:22.568906  constrain_resources: PCI: 00:00.0 0c base 7b800000 limit 7fffffff mem (fixed)

 1063 02:03:22.576573  constrain_resources: PCI: 00:1f.0 00 base 00000000 limit 00000fff io (fixed)

 1064 02:03:22.584180  constrain_resources: PCI: 00:1f.2 40 base 00001800 limit 000018ff io (fixed)

 1065 02:03:22.591923  constrain_resources: PCI: 00:1f.4 20 base 0000efa0 limit 0000efbf io (fixed)

 1066 02:03:22.598657  avoid_fixed_resources:@DOMAIN: 0000 10000000 base 00001900 limit 0000ef9f

 1067 02:03:22.605887  avoid_fixed_resources:@DOMAIN: 0000 10000100 base c0000000 limit dfffffff

 1068 02:03:22.608127  Setting resources...

 1069 02:03:22.615385  DOMAIN: 0000 io: base:1900 size:40 align:6 gran:0 limit:ef9f

 1070 02:03:22.618669  PCI: 00:02.0 20 *  [0x1c00 - 0x1c3f] io

 1071 02:03:22.625086  DOMAIN: 0000 io: next_base: 1c40 size: 40 align: 6 gran: 0 done

 1072 02:03:22.631140  PCI: 00:1c.0 io: base:ef9f size:0 align:12 gran:12 limit:ef9f

 1073 02:03:22.637673  PCI: 00:1c.0 io: next_base: ef9f size: 0 align: 12 gran: 12 done

 1074 02:03:22.647143  DOMAIN: 0000 mem: base:c0000000 size:1113c100 align:28 gran:0 limit:dfffffff

 1075 02:03:22.650410  PCI: 00:02.0 18 *  [0xc0000000 - 0xcfffffff] prefmem

 1076 02:03:22.655235  PCI: 00:02.0 10 *  [0xd0000000 - 0xd0ffffff] mem

 1077 02:03:22.660596  PCI: 00:1c.0 20 *  [0xd1000000 - 0xd10fffff] mem

 1078 02:03:22.665526  PCI: 00:14.0 10 *  [0xd1100000 - 0xd110ffff] mem

 1079 02:03:22.669487  PCI: 00:1f.3 20 *  [0xd1110000 - 0xd111ffff] mem

 1080 02:03:22.674698  PCI: 00:04.0 10 *  [0xd1120000 - 0xd1127fff] mem

 1081 02:03:22.680045  PCI: 00:1f.2 10 *  [0xd1128000 - 0xd112bfff] mem

 1082 02:03:22.685769  PCI: 00:1f.3 10 *  [0xd112c000 - 0xd112ffff] mem

 1083 02:03:22.688699  PCI: 00:08.0 10 *  [0xd1130000 - 0xd1130fff] mem

 1084 02:03:22.694131  PCI: 00:14.2 10 *  [0xd1131000 - 0xd1131fff] mem

 1085 02:03:22.699479  PCI: 00:15.0 10 *  [0xd1132000 - 0xd1132fff] mem

 1086 02:03:22.703346  PCI: 00:15.1 10 *  [0xd1133000 - 0xd1133fff] mem

 1087 02:03:22.708775  PCI: 00:16.0 10 *  [0xd1134000 - 0xd1134fff] mem

 1088 02:03:22.713335  PCI: 00:19.0 18 *  [0xd1135000 - 0xd1135fff] mem

 1089 02:03:22.718765  PCI: 00:19.1 10 *  [0xd1136000 - 0xd1136fff] mem

 1090 02:03:22.723642  PCI: 00:1e.0 10 *  [0xd1137000 - 0xd1137fff] mem

 1091 02:03:22.730094  PCI: 00:1e.2 10 *  [0xd1138000 - 0xd1138fff] mem

 1092 02:03:22.733898  PCI: 00:1e.4 10 *  [0xd1139000 - 0xd1139fff] mem

 1093 02:03:22.737907  PCI: 00:1e.6 10 *  [0xd113a000 - 0xd113afff] mem

 1094 02:03:22.743647  PCI: 00:1f.5 10 *  [0xd113b000 - 0xd113bfff] mem

 1095 02:03:22.747880  PCI: 00:1f.4 10 *  [0xd113c000 - 0xd113c0ff] mem

 1096 02:03:22.755168  DOMAIN: 0000 mem: next_base: d113c100 size: 1113c100 align: 28 gran: 0 done

 1097 02:03:22.762814  PCI: 00:1c.0 prefmem: base:dfffffff size:0 align:20 gran:20 limit:dfffffff

 1098 02:03:22.770151  PCI: 00:1c.0 prefmem: next_base: dfffffff size: 0 align: 20 gran: 20 done

 1099 02:03:22.776953  PCI: 00:1c.0 mem: base:d1000000 size:100000 align:20 gran:20 limit:d10fffff

 1100 02:03:22.781833  PCI: 01:00.0 10 *  [0xd1000000 - 0xd1001fff] mem

 1101 02:03:22.789403  PCI: 00:1c.0 mem: next_base: d1002000 size: 100000 align: 20 gran: 20 done

 1102 02:03:22.794338  Root Device assign_resources, bus 0 link: 0

 1103 02:03:22.798472  DOMAIN: 0000 assign_resources, bus 0 link: 0

 1104 02:03:22.807108  PCI: 00:02.0 10 <- [0x00d0000000 - 0x00d0ffffff] size 0x01000000 gran 0x18 mem64

 1105 02:03:22.816510  PCI: 00:02.0 18 <- [0x00c0000000 - 0x00cfffffff] size 0x10000000 gran 0x1c prefmem64

 1106 02:03:22.822686  PCI: 00:02.0 20 <- [0x0000001c00 - 0x0000001c3f] size 0x00000040 gran 0x06 io

 1107 02:03:22.830618  PCI: 00:04.0 10 <- [0x00d1120000 - 0x00d1127fff] size 0x00008000 gran 0x0f mem64

 1108 02:03:22.839629  PCI: 00:08.0 10 <- [0x00d1130000 - 0x00d1130fff] size 0x00001000 gran 0x0c mem64

 1109 02:03:22.847711  PCI: 00:14.0 10 <- [0x00d1100000 - 0x00d110ffff] size 0x00010000 gran 0x10 mem64

 1110 02:03:22.851286  PCI: 00:14.0 assign_resources, bus 0 link: 0

 1111 02:03:22.856408  PCI: 00:14.0 assign_resources, bus 0 link: 0

 1112 02:03:22.864991  PCI: 00:14.2 10 <- [0x00d1131000 - 0x00d1131fff] size 0x00001000 gran 0x0c mem64

 1113 02:03:22.872554  PCI: 00:15.0 10 <- [0x00d1132000 - 0x00d1132fff] size 0x00001000 gran 0x0c mem64

 1114 02:03:22.877175  PCI: 00:15.0 assign_resources, bus 1 link: 0

 1115 02:03:22.881332  PCI: 00:15.0 assign_resources, bus 1 link: 0

 1116 02:03:22.889708  PCI: 00:15.1 10 <- [0x00d1133000 - 0x00d1133fff] size 0x00001000 gran 0x0c mem64

 1117 02:03:22.894240  PCI: 00:15.1 assign_resources, bus 2 link: 0

 1118 02:03:22.899025  PCI: 00:15.1 assign_resources, bus 2 link: 0

 1119 02:03:22.906947  PCI: 00:16.0 10 <- [0x00d1134000 - 0x00d1134fff] size 0x00001000 gran 0x0c mem64

 1120 02:03:22.915458  PCI: 00:19.0 18 <- [0x00d1135000 - 0x00d1135fff] size 0x00001000 gran 0x0c mem64

 1121 02:03:22.923846  PCI: 00:19.1 10 <- [0x00d1136000 - 0x00d1136fff] size 0x00001000 gran 0x0c mem64

 1122 02:03:22.927743  PCI: 00:19.1 assign_resources, bus 3 link: 0

 1123 02:03:22.932189  PCI: 00:19.1 assign_resources, bus 3 link: 0

 1124 02:03:22.942107  PCI: 00:1c.0 1c <- [0x000000ef9f - 0x000000ef9e] size 0x00000000 gran 0x0c bus 01 io

 1125 02:03:22.950366  PCI: 00:1c.0 24 <- [0x00dfffffff - 0x00dffffffe] size 0x00000000 gran 0x14 bus 01 prefmem

 1126 02:03:22.958446  PCI: 00:1c.0 20 <- [0x00d1000000 - 0x00d10fffff] size 0x00100000 gran 0x14 bus 01 mem

 1127 02:03:22.963245  PCI: 00:1c.0 assign_resources, bus 1 link: 0

 1128 02:03:22.971968  PCI: 01:00.0 10 <- [0x00d1000000 - 0x00d1001fff] size 0x00002000 gran 0x0d mem64

 1129 02:03:22.975568  PCI: 00:1c.0 assign_resources, bus 1 link: 0

 1130 02:03:22.984280  PCI: 00:1e.0 10 <- [0x00d1137000 - 0x00d1137fff] size 0x00001000 gran 0x0c mem64

 1131 02:03:22.991964  PCI: 00:1e.2 10 <- [0x00d1138000 - 0x00d1138fff] size 0x00001000 gran 0x0c mem64

 1132 02:03:22.996543  PCI: 00:1e.2 assign_resources, bus 4 link: 0

 1133 02:03:23.001426  PCI: 00:1e.2 assign_resources, bus 4 link: 0

 1134 02:03:23.009912  PCI: 00:1e.4 10 <- [0x00d1139000 - 0x00d1139fff] size 0x00001000 gran 0x0c mem64

 1135 02:03:23.017916  PCI: 00:1e.6 10 <- [0x00d113a000 - 0x00d113afff] size 0x00001000 gran 0x0c mem64

 1136 02:03:23.021926  PCI: 00:1f.0 assign_resources, bus 0 link: 0

 1137 02:03:23.027604  PCI: 00:1f.0 assign_resources, bus 0 link: 0

 1138 02:03:23.031589  LPC: Trying to open IO window from 800 size 1ff

 1139 02:03:23.040313  PCI: 00:1f.2 10 <- [0x00d1128000 - 0x00d112bfff] size 0x00004000 gran 0x0e mem

 1140 02:03:23.047770  PCI: 00:1f.3 10 <- [0x00d112c000 - 0x00d112ffff] size 0x00004000 gran 0x0e mem64

 1141 02:03:23.055829  PCI: 00:1f.3 20 <- [0x00d1110000 - 0x00d111ffff] size 0x00010000 gran 0x10 mem64

 1142 02:03:23.063661  PCI: 00:1f.4 10 <- [0x00d113c000 - 0x00d113c0ff] size 0x00000100 gran 0x08 mem64

 1143 02:03:23.071781  PCI: 00:1f.5 10 <- [0x00d113b000 - 0x00d113bfff] size 0x00001000 gran 0x0c mem

 1144 02:03:23.076260  DOMAIN: 0000 assign_resources, bus 0 link: 0

 1145 02:03:23.081960  Root Device assign_resources, bus 0 link: 0

 1146 02:03:23.083454  Done setting resources.

 1147 02:03:23.090089  Show resources in subtree (Root Device)...After assigning values.

 1148 02:03:23.094119   Root Device child on link 0 CPU_CLUSTER: 0

 1149 02:03:23.098414    CPU_CLUSTER: 0 child on link 0 APIC: 00

 1150 02:03:23.100313     APIC: 00

 1151 02:03:23.101705     APIC: 01

 1152 02:03:23.102655     APIC: 02

 1153 02:03:23.103976     APIC: 03

 1154 02:03:23.109365    DOMAIN: 0000 child on link 0 PCI: 00:00.0

 1155 02:03:23.117592    DOMAIN: 0000 resource base 1900 size 40 align 6 gran 0 limit ef9f flags 40040100 index 10000000

 1156 02:03:23.129484    DOMAIN: 0000 resource base c0000000 size 1113c100 align 28 gran 0 limit dfffffff flags 40040200 index 10000100

 1157 02:03:23.130269     PCI: 00:00.0

 1158 02:03:23.140282     PCI: 00:00.0 resource base e0000000 size 4000000 align 0 gran 0 limit 0 flags f0000200 index 0

 1159 02:03:23.150248     PCI: 00:00.0 resource base fed10000 size 8000 align 0 gran 0 limit 0 flags f0000200 index 1

 1160 02:03:23.159231     PCI: 00:00.0 resource base fed18000 size 1000 align 0 gran 0 limit 0 flags f0000200 index 2

 1161 02:03:23.169425     PCI: 00:00.0 resource base fed19000 size 1000 align 0 gran 0 limit 0 flags f0000200 index 3

 1162 02:03:23.177930     PCI: 00:00.0 resource base fed84000 size 1000 align 0 gran 0 limit 0 flags f0000200 index 4

 1163 02:03:23.186407     PCI: 00:00.0 resource base fed80000 size 4000 align 0 gran 0 limit 0 flags f0000200 index 5

 1164 02:03:23.196441     PCI: 00:00.0 resource base fed90000 size 1000 align 0 gran 0 limit 0 flags f0000200 index 6

 1165 02:03:23.206386     PCI: 00:00.0 resource base fed91000 size 1000 align 0 gran 0 limit 0 flags f0000200 index 7

 1166 02:03:23.214387     PCI: 00:00.0 resource base 0 size a0000 align 0 gran 0 limit 0 flags e0004200 index 8

 1167 02:03:23.224326     PCI: 00:00.0 resource base c0000 size 7af40000 align 0 gran 0 limit 0 flags e0004200 index 9

 1168 02:03:23.234964     PCI: 00:00.0 resource base 7b000000 size 800000 align 0 gran 0 limit 0 flags f0004200 index b

 1169 02:03:23.242618     PCI: 00:00.0 resource base 7b800000 size 4800000 align 0 gran 0 limit 0 flags f0000200 index c

 1170 02:03:23.253287     PCI: 00:00.0 resource base 100000000 size 7f000000 align 0 gran 0 limit 0 flags e0004200 index d

 1171 02:03:23.262187     PCI: 00:00.0 resource base a0000 size 20000 align 0 gran 0 limit 0 flags f0000200 index e

 1172 02:03:23.271506     PCI: 00:00.0 resource base c0000 size 40000 align 0 gran 0 limit 0 flags f0004200 index f

 1173 02:03:23.272560     PCI: 00:02.0

 1174 02:03:23.282972     PCI: 00:02.0 resource base d0000000 size 1000000 align 24 gran 24 limit d0ffffff flags 60000201 index 10

 1175 02:03:23.297833     PCI: 00:02.0 resource base c0000000 size 10000000 align 28 gran 28 limit cfffffff flags 60001201 index 18

 1176 02:03:23.303421     PCI: 00:02.0 resource base 1c00 size 40 align 6 gran 6 limit 1c3f flags 60000100 index 20

 1177 02:03:23.305106     PCI: 00:04.0

 1178 02:03:23.315496     PCI: 00:04.0 resource base d1120000 size 8000 align 15 gran 15 limit d1127fff flags 60000201 index 10

 1179 02:03:23.316358     PCI: 00:08.0

 1180 02:03:23.327688     PCI: 00:08.0 resource base d1130000 size 1000 align 12 gran 12 limit d1130fff flags 60000201 index 10

 1181 02:03:23.331627     PCI: 00:14.0 child on link 0 USB0 port 0

 1182 02:03:23.342298     PCI: 00:14.0 resource base d1100000 size 10000 align 16 gran 16 limit d110ffff flags 60000201 index 10

 1183 02:03:23.346446      USB0 port 0 child on link 0 USB2 port 0

 1184 02:03:23.347781       USB2 port 0

 1185 02:03:23.349007       USB2 port 1

 1186 02:03:23.351997       USB2 port 2

 1187 02:03:23.353138       USB2 port 4

 1188 02:03:23.354588       USB2 port 8

 1189 02:03:23.356295     PCI: 00:14.1

 1190 02:03:23.358186     PCI: 00:14.2

 1191 02:03:23.368089     PCI: 00:14.2 resource base d1131000 size 1000 align 12 gran 12 limit d1131fff flags 60000201 index 10

 1192 02:03:23.373233     PCI: 00:15.0 child on link 0 I2C: 01:5c

 1193 02:03:23.383618     PCI: 00:15.0 resource base d1132000 size 1000 align 12 gran 12 limit d1132fff flags 60000201 index 10

 1194 02:03:23.384261      I2C: 01:5c

 1195 02:03:23.388634     PCI: 00:15.1 child on link 0 I2C: 02:15

 1196 02:03:23.399008     PCI: 00:15.1 resource base d1133000 size 1000 align 12 gran 12 limit d1133fff flags 60000201 index 10

 1197 02:03:23.400570      I2C: 02:15

 1198 02:03:23.402848     PCI: 00:15.2

 1199 02:03:23.404309     PCI: 00:15.3

 1200 02:03:23.406024     PCI: 00:16.0

 1201 02:03:23.416220     PCI: 00:16.0 resource base d1134000 size 1000 align 12 gran 12 limit d1134fff flags 60000201 index 10

 1202 02:03:23.418119     PCI: 00:16.1

 1203 02:03:23.420017     PCI: 00:16.2

 1204 02:03:23.420850     PCI: 00:16.3

 1205 02:03:23.422687     PCI: 00:16.4

 1206 02:03:23.424434     PCI: 00:17.0

 1207 02:03:23.426160     PCI: 00:19.0

 1208 02:03:23.437171     PCI: 00:19.0 resource base fe034000 size 1000 align 12 gran 12 limit ffffffffffffffff flags c0000200 index 10

 1209 02:03:23.448374     PCI: 00:19.0 resource base d1135000 size 1000 align 12 gran 12 limit d1135fff flags 60000201 index 18

 1210 02:03:23.452199     PCI: 00:19.1 child on link 0 I2C: 03:39

 1211 02:03:23.462175     PCI: 00:19.1 resource base d1136000 size 1000 align 12 gran 12 limit d1136fff flags 60000201 index 10

 1212 02:03:23.464177      I2C: 03:39

 1213 02:03:23.465062      I2C: 03:3a

 1214 02:03:23.466203      I2C: 03:1a

 1215 02:03:23.469127     PCI: 00:19.2

 1216 02:03:23.472590     PCI: 00:1c.0 child on link 0 PCI: 01:00.0

 1217 02:03:23.481806     PCI: 00:1c.0 resource base ef9f size 0 align 12 gran 12 limit ef9f flags 60080102 index 1c

 1218 02:03:23.492952     PCI: 00:1c.0 resource base dfffffff size 0 align 20 gran 20 limit dfffffff flags 60081202 index 24

 1219 02:03:23.503007     PCI: 00:1c.0 resource base d1000000 size 100000 align 20 gran 20 limit d10fffff flags 60080202 index 20

 1220 02:03:23.504485      PCI: 01:00.0

 1221 02:03:23.514635      PCI: 01:00.0 resource base d1000000 size 2000 align 13 gran 13 limit d1001fff flags 60000201 index 10

 1222 02:03:23.516932     PCI: 00:1c.1

 1223 02:03:23.518019     PCI: 00:1c.2

 1224 02:03:23.519589     PCI: 00:1c.3

 1225 02:03:23.521539     PCI: 00:1c.4

 1226 02:03:23.523694     PCI: 00:1c.5

 1227 02:03:23.524410     PCI: 00:1c.6

 1228 02:03:23.526761     PCI: 00:1c.7

 1229 02:03:23.528481     PCI: 00:1d.0

 1230 02:03:23.530392     PCI: 00:1d.1

 1231 02:03:23.531159     PCI: 00:1d.2

 1232 02:03:23.532668     PCI: 00:1d.3

 1233 02:03:23.534501     PCI: 00:1e.0

 1234 02:03:23.544775     PCI: 00:1e.0 resource base d1137000 size 1000 align 12 gran 12 limit d1137fff flags 60000201 index 10

 1235 02:03:23.546954     PCI: 00:1e.1

 1236 02:03:23.550492     PCI: 00:1e.2 child on link 0 SPI: 00

 1237 02:03:23.560929     PCI: 00:1e.2 resource base d1138000 size 1000 align 12 gran 12 limit d1138fff flags 60000201 index 10

 1238 02:03:23.562658      SPI: 00

 1239 02:03:23.563387     PCI: 00:1e.3

 1240 02:03:23.565805     PCI: 00:1e.4

 1241 02:03:23.575726     PCI: 00:1e.4 resource base d1139000 size 1000 align 12 gran 12 limit d1139fff flags 60000201 index 10

 1242 02:03:23.577126     PCI: 00:1e.5

 1243 02:03:23.579530     PCI: 00:1e.6

 1244 02:03:23.589116     PCI: 00:1e.6 resource base d113a000 size 1000 align 12 gran 12 limit d113afff flags 60000201 index 10

 1245 02:03:23.593266     PCI: 00:1f.0 child on link 0 PNP: 0c09.0

 1246 02:03:23.602118     PCI: 00:1f.0 resource base 0 size 1000 align 0 gran 0 limit 0 flags c0000100 index 0

 1247 02:03:23.603643      PNP: 0c09.0

 1248 02:03:23.612510      PNP: 0c09.0 resource base 800 size 1ff align 0 gran 0 limit 0 flags c0000100 index 0

 1249 02:03:23.614620     PCI: 00:1f.1

 1250 02:03:23.615772     PCI: 00:1f.2

 1251 02:03:23.625919     PCI: 00:1f.2 resource base d1128000 size 4000 align 14 gran 14 limit d112bfff flags 60000200 index 10

 1252 02:03:23.635573     PCI: 00:1f.2 resource base fe000000 size 10000 align 0 gran 0 limit 0 flags d0000200 index 48

 1253 02:03:23.644179     PCI: 00:1f.2 resource base 1800 size 100 align 0 gran 0 limit 0 flags c0000100 index 40

 1254 02:03:23.646079     PCI: 00:1f.3

 1255 02:03:23.656464     PCI: 00:1f.3 resource base d112c000 size 4000 align 14 gran 14 limit d112ffff flags 60000201 index 10

 1256 02:03:23.667140     PCI: 00:1f.3 resource base d1110000 size 10000 align 16 gran 16 limit d111ffff flags 60000201 index 20

 1257 02:03:23.668475     PCI: 00:1f.4

 1258 02:03:23.687806     PCI: 00:1f.4 resource base efa0 size 20 align 0 gran 0 limit efbf flags f0000100 index 20

 1259 02:03:23.687917     PCI: 00:1f.4 resource base d113c000 size 100 align 12 gran 8 limit d113c0ff flags 60000201 index 10

 1260 02:03:23.689422     PCI: 00:1f.5

 1261 02:03:23.699999     PCI: 00:1f.5 resource base d113b000 size 1000 align 12 gran 12 limit d113bfff flags 60000200 index 10

 1262 02:03:23.702076     PCI: 00:1f.6

 1263 02:03:23.704524  Done allocating resources.

 1264 02:03:23.710417  BS: BS_DEV_RESOURCES times (us): entry 0 run 2113811 exit 31

 1265 02:03:23.712500  Enabling resources...

 1266 02:03:23.717616  PCI: 00:00.0 subsystem <- 8086/590c

 1267 02:03:23.719142  PCI: 00:00.0 cmd <- 06

 1268 02:03:23.723367  PCI: 00:02.0 subsystem <- 8086/591c

 1269 02:03:23.725431  PCI: 00:02.0 cmd <- 03

 1270 02:03:23.728648  PCI: 00:04.0 cmd <- 02

 1271 02:03:23.730099  PCI: 00:08.0 cmd <- 06

 1272 02:03:23.734532  PCI: 00:14.0 subsystem <- 8086/9d2f

 1273 02:03:23.736472  PCI: 00:14.0 cmd <- 02

 1274 02:03:23.740331  PCI: 00:14.2 subsystem <- 8086/9d31

 1275 02:03:23.742872  PCI: 00:14.2 cmd <- 02

 1276 02:03:23.746358  PCI: 00:15.0 subsystem <- 8086/9d60

 1277 02:03:23.748554  PCI: 00:15.0 cmd <- 06

 1278 02:03:23.754423  PCI: 00:15.1 subsystem <- 8086/9d61

 1279 02:03:23.755267  PCI: 00:15.1 cmd <- 06

 1280 02:03:23.759211  PCI: 00:16.0 subsystem <- 8086/9d3a

 1281 02:03:23.761125  PCI: 00:16.0 cmd <- 02

 1282 02:03:23.764456  PCI: 00:19.0 subsystem <- 8086/9d66

 1283 02:03:23.766988  PCI: 00:19.0 cmd <- 06

 1284 02:03:23.771492  PCI: 00:19.1 subsystem <- 8086/9d65

 1285 02:03:23.773080  PCI: 00:19.1 cmd <- 06

 1286 02:03:23.776451  PCI: 00:1c.0 bridge ctrl <- 0003

 1287 02:03:23.781468  PCI: 00:1c.0 subsystem <- 8086/9d10

 1288 02:03:23.782728  PCI: 00:1c.0 cmd <- 06

 1289 02:03:23.786193  PCI: 00:1e.0 subsystem <- 8086/9d27

 1290 02:03:23.788758  PCI: 00:1e.0 cmd <- 06

 1291 02:03:23.792614  PCI: 00:1e.2 subsystem <- 8086/9d29

 1292 02:03:23.794725  PCI: 00:1e.2 cmd <- 06

 1293 02:03:23.798557  PCI: 00:1e.4 subsystem <- 8086/9d2b

 1294 02:03:23.800810  PCI: 00:1e.4 cmd <- 06

 1295 02:03:23.805157  PCI: 00:1e.6 subsystem <- 8086/9d2d

 1296 02:03:23.807231  PCI: 00:1e.6 cmd <- 06

 1297 02:03:23.810858  PCI: 00:1f.0 subsystem <- 8086/9d4b

 1298 02:03:23.813166  PCI: 00:1f.0 cmd <- 407

 1299 02:03:23.817967  PCI: 00:1f.2 subsystem <- 8086/9d21

 1300 02:03:23.819384  PCI: 00:1f.2 cmd <- 02

 1301 02:03:23.823082  PCI: 00:1f.3 subsystem <- 8086/9d71

 1302 02:03:23.825499  PCI: 00:1f.3 cmd <- 02

 1303 02:03:23.829707  PCI: 00:1f.4 subsystem <- 8086/9d23

 1304 02:03:23.832224  PCI: 00:1f.4 cmd <- 03

 1305 02:03:23.836063  PCI: 00:1f.5 subsystem <- 8086/9d24

 1306 02:03:23.837961  PCI: 00:1f.5 cmd <- 406

 1307 02:03:23.844892  PCI: 01:00.0 subsystem <- 8086/095a

 1308 02:03:23.847076  PCI: 01:00.0 cmd <- 02

 1309 02:03:23.849260  done.

 1310 02:03:23.867782  ME: Version : 11.8.50.3470

 1311 02:03:23.873996  BS: BS_DEV_ENABLE times (us): entry 230 run 139258 exit 18391

 1312 02:03:23.876040  Initializing devices...

 1313 02:03:23.879029  Root Device init ...

 1314 02:03:23.883202  Chrome EC: Set SMI mask to 0x0000000000000001

 1315 02:03:23.890122  Chrome EC: Set S5 LAZY WAKE mask to 0x0000000000000006

 1316 02:03:23.895967  Chrome EC: Set S3 LAZY WAKE mask to 0x0000000010001006

 1317 02:03:23.901267  Chrome EC: Set S0iX LAZY WAKE mask to 0x0000000010001006

 1318 02:03:23.906319  Chrome EC: Set WAKE mask to 0x0000000000000000

 1319 02:03:23.911076  Root Device init finished in 31213 usecs

 1320 02:03:23.915437  CPU_CLUSTER: 0 init ...

 1321 02:03:23.918276  CPU_CLUSTER: 0 init finished in 2443 usecs

 1322 02:03:23.922778  PCI: 00:00.0 init ...

 1323 02:03:23.925981  CPU TDP: 5 Watts

 1324 02:03:23.926758  CPU PL2 = 18 Watts

 1325 02:03:23.931140  PCI: 00:00.0 init finished in 6982 usecs

 1326 02:03:23.935254  PCI: 00:02.0 init ...

 1327 02:03:23.937538  PCI: 00:02.0 init finished in 2249 usecs

 1328 02:03:23.939895  PCI: 00:04.0 init ...

 1329 02:03:23.943807  PCI: 00:04.0 init finished in 2249 usecs

 1330 02:03:23.946323  PCI: 00:08.0 init ...

 1331 02:03:23.950625  PCI: 00:08.0 init finished in 2248 usecs

 1332 02:03:23.952814  PCI: 00:14.0 init ...

 1333 02:03:23.957057  PCI: 00:14.0 init finished in 2249 usecs

 1334 02:03:23.959706  PCI: 00:14.2 init ...

 1335 02:03:23.964080  PCI: 00:14.2 init finished in 2249 usecs

 1336 02:03:23.966158  PCI: 00:15.0 init ...

 1337 02:03:23.969813  DW I2C bus 0 at 0xd1132000 (400 KHz)

 1338 02:03:23.974055  PCI: 00:15.0 init finished in 5967 usecs

 1339 02:03:23.977013  PCI: 00:15.1 init ...

 1340 02:03:23.980442  DW I2C bus 1 at 0xd1133000 (400 KHz)

 1341 02:03:23.983697  PCI: 00:15.1 init finished in 5968 usecs

 1342 02:03:23.986779  PCI: 00:16.0 init ...

 1343 02:03:23.990926  PCI: 00:16.0 init finished in 2248 usecs

 1344 02:03:23.997503  PCI: 00:19.1 init ...

 1345 02:03:23.998370  DW I2C bus 5 at 0xd1136000 (400 KHz)

 1346 02:03:24.002513  PCI: 00:19.1 init finished in 5965 usecs

 1347 02:03:24.005411  PCI: 00:1c.0 init ...

 1348 02:03:24.008475  Initializing PCH PCIe bridge.

 1349 02:03:24.012721  PCI: 00:1c.0 init finished in 5287 usecs

 1350 02:03:24.018803  PCI: 00:1e.4 init ...

 1351 02:03:24.022280  PCI: 00:1e.4 init finished in 2248 usecs

 1352 02:03:24.026096  PCI: 00:1f.0 init ...

 1353 02:03:24.030591  IOAPIC: Initializing IOAPIC at 0xfec00000

 1354 02:03:24.034690  IOAPIC: Bootstrap Processor Local APIC = 0x00

 1355 02:03:24.035942  IOAPIC: ID = 0x02

 1356 02:03:24.039417  IOAPIC: Dumping registers

 1357 02:03:24.041632    reg 0x0000: 0x02000000

 1358 02:03:24.043791    reg 0x0001: 0x00770020

 1359 02:03:24.046344    reg 0x0002: 0x00000000

 1360 02:03:24.050667  PCI: 00:1f.0 init finished in 23489 usecs

 1361 02:03:24.053328  PCI: 00:1f.2 init ...

 1362 02:03:24.054694  RTC Init

 1363 02:03:24.058678  Set power on after power failure.

 1364 02:03:24.061021  Disabling ACPI via APMC:

 1365 02:03:24.075087  done.

 1366 02:03:24.075275  Disabling Deep S3

 1367 02:03:24.075416  Disabling Deep S3

 1368 02:03:24.075545  Enabling Deep S4

 1369 02:03:24.075887  Enabling Deep S4

 1370 02:03:24.076023  Enabling Deep S5

 1371 02:03:24.076146  Enabling Deep S5

 1372 02:03:24.079093  PCI: 00:1f.2 init finished in 23807 usecs

 1373 02:03:24.081386  PCI: 00:1f.4 init ...

 1374 02:03:24.085558  PCI: 00:1f.4 init finished in 2259 usecs

 1375 02:03:24.091607  PCI: 01:00.0 init ...

 1376 02:03:24.095735  PCI: 01:00.0 init finished in 2390 usecs

 1377 02:03:24.098155  PNP: 0c09.0 init ...

 1378 02:03:24.104260  Google Chrome EC: Hello got back 11223344 status (0)

 1379 02:03:24.107765  Google Chrome EC: version:

 1380 02:03:24.111863      ro: rammus_v2.0.387-f0df0fe2e

 1381 02:03:24.115347      rw: rammus_v2.0.427-c38dc837e

 1382 02:03:24.116638    running image: 1

 1383 02:03:24.122051  EC returned error result code 1

 1384 02:03:24.124643  PNP: 0c09.0 init finished in 24459 usecs

 1385 02:03:24.127424  Devices initialized

 1386 02:03:24.129526  Show all devs... After init.

 1387 02:03:24.132911  Root Device: enabled 1

 1388 02:03:24.134699  CPU_CLUSTER: 0: enabled 1

 1389 02:03:24.137113  DOMAIN: 0000: enabled 1

 1390 02:03:24.139069  APIC: 00: enabled 1

 1391 02:03:24.141434  PCI: 00:00.0: enabled 1

 1392 02:03:24.144116  PCI: 00:02.0: enabled 1

 1393 02:03:24.146347  PCI: 00:14.0: enabled 1

 1394 02:03:24.149666  PCI: 00:14.1: enabled 0

 1395 02:03:24.151271  PCI: 00:14.2: enabled 1

 1396 02:03:24.153728  PCI: 00:15.0: enabled 1

 1397 02:03:24.156555  PCI: 00:15.1: enabled 1

 1398 02:03:24.158952  PCI: 00:15.2: enabled 0

 1399 02:03:24.160651  PCI: 00:15.3: enabled 0

 1400 02:03:24.163059  PCI: 00:16.0: enabled 1

 1401 02:03:24.166341  PCI: 00:16.1: enabled 0

 1402 02:03:24.168231  PCI: 00:16.2: enabled 0

 1403 02:03:24.170919  PCI: 00:16.3: enabled 0

 1404 02:03:24.173358  PCI: 00:16.4: enabled 0

 1405 02:03:24.175658  PCI: 00:17.0: enabled 0

 1406 02:03:24.179354  PCI: 00:19.0: enabled 1

 1407 02:03:24.180563  PCI: 00:19.1: enabled 1

 1408 02:03:24.182807  PCI: 00:19.2: enabled 0

 1409 02:03:24.185812  PCI: 00:1c.0: enabled 1

 1410 02:03:24.187626  PCI: 00:1c.1: enabled 0

 1411 02:03:24.190197  PCI: 00:1c.2: enabled 0

 1412 02:03:24.192472  PCI: 00:1c.3: enabled 0

 1413 02:03:24.194728  PCI: 00:1c.4: enabled 0

 1414 02:03:24.197842  PCI: 00:1c.5: enabled 0

 1415 02:03:24.201107  PCI: 00:1c.6: enabled 0

 1416 02:03:24.203269  PCI: 00:1c.7: enabled 0

 1417 02:03:24.205199  PCI: 00:1d.0: enabled 0

 1418 02:03:24.207894  PCI: 00:1d.1: enabled 0

 1419 02:03:24.209984  PCI: 00:1d.2: enabled 0

 1420 02:03:24.213402  PCI: 00:1d.3: enabled 0

 1421 02:03:24.215354  PCI: 00:1e.0: enabled 1

 1422 02:03:24.217610  PCI: 00:1e.1: enabled 0

 1423 02:03:24.219501  PCI: 00:1e.2: enabled 1

 1424 02:03:24.221544  PCI: 00:1e.3: enabled 0

 1425 02:03:24.224411  PCI: 00:1e.4: enabled 1

 1426 02:03:24.227006  PCI: 00:1e.5: enabled 0

 1427 02:03:24.229204  PCI: 00:1e.6: enabled 1

 1428 02:03:24.231378  PCI: 00:1f.0: enabled 1

 1429 02:03:24.234306  PCI: 00:1f.1: enabled 0

 1430 02:03:24.236560  PCI: 00:1f.2: enabled 1

 1431 02:03:24.238630  PCI: 00:1f.3: enabled 1

 1432 02:03:24.241381  PCI: 00:1f.4: enabled 1

 1433 02:03:24.243933  PCI: 00:1f.5: enabled 1

 1434 02:03:24.245748  PCI: 00:1f.6: enabled 0

 1435 02:03:24.248715  USB0 port 0: enabled 1

 1436 02:03:24.250417  I2C: 01:5c: enabled 1

 1437 02:03:24.252945  I2C: 02:15: enabled 1

 1438 02:03:24.256761  I2C: 03:39: enabled 1

 1439 02:03:24.257477  I2C: 03:3a: enabled 1

 1440 02:03:24.259808  I2C: 03:1a: enabled 1

 1441 02:03:24.262034  PCI: 01:00.0: enabled 1

 1442 02:03:24.264228  SPI: 00: enabled 1

 1443 02:03:24.267398  PNP: 0c09.0: enabled 1

 1444 02:03:24.271405  USB2 port 0: enabled 1

 1445 02:03:24.271569  USB2 port 1: enabled 1

 1446 02:03:24.273145  USB2 port 2: enabled 1

 1447 02:03:24.275770  USB2 port 4: enabled 1

 1448 02:03:24.277617  USB2 port 8: enabled 1

 1449 02:03:24.280113  APIC: 01: enabled 1

 1450 02:03:24.282011  APIC: 02: enabled 1

 1451 02:03:24.283924  APIC: 03: enabled 1

 1452 02:03:24.286219  PCI: 00:04.0: enabled 1

 1453 02:03:24.289021  PCI: 00:08.0: enabled 1

 1454 02:03:24.294781  FMAP: area RW_ELOG found @ 9f0000 (16384 bytes)

 1455 02:03:24.298037  ELOG: NV offset 0x9f0000 size 0x4000

 1456 02:03:24.306044  ELOG: area is 4096 bytes, full threshold 3842, shrink size 1024

 1457 02:03:24.312410  ELOG: Event(17) added with size 13 at 2023-06-14 02:03:24 UTC

 1458 02:03:24.317505  POST: Unexpected post code in previous boot: 0x34

 1459 02:03:24.323551  ELOG: Event(A3) added with size 11 at 2023-06-14 02:03:24 UTC

 1460 02:03:24.330162  ELOG: Event(92) added with size 9 at 2023-06-14 02:03:24 UTC

 1461 02:03:24.336457  ELOG: Event(9A) added with size 9 at 2023-06-14 02:03:24 UTC

 1462 02:03:24.343211  ELOG: Event(16) added with size 11 at 2023-06-14 02:03:24 UTC

 1463 02:03:24.345654  Erasing flash addr 9f0000 + 4 KiB

 1464 02:03:24.420171  ELOG: Event(AD) added with size 10 at 2023-06-14 02:03:24 UTC

 1465 02:03:24.426100  ELOG: Event(9F) added with size 14 at 2023-06-14 02:03:24 UTC

 1466 02:03:24.432459  BS: BS_DEV_INIT times (us): entry 0 run 417413 exit 126513

 1467 02:03:24.439269  ELOG: Event(A1) added with size 10 at 2023-06-14 02:03:24 UTC

 1468 02:03:24.447300  elog_add_boot_reason: Logged recovery mode boot (Dev-switch on), reason: 0x1b

 1469 02:03:24.453604  ELOG: Event(A0) added with size 9 at 2023-06-14 02:03:24 UTC

 1470 02:03:24.458694  elog_add_boot_reason: Logged dev mode boot

 1471 02:03:24.460703  Finalize devices...

 1472 02:03:24.461504  Devices finalized

 1473 02:03:24.466341  FMAP: area RW_NVRAM found @ 9fa000 (24576 bytes)

 1474 02:03:24.472733  BS: BS_POST_DEVICE times (us): entry 25545 run 3951 exit 5182

 1475 02:03:24.478378  BS: BS_OS_RESUME_CHECK times (us): entry 0 run 55 exit 0

 1476 02:03:24.484728  CBFS: 'Master Header Locator' located CBFS at [d00000:ffffc0)

 1477 02:03:24.488272  CBFS: Locating 'fallback/dsdt.aml'

 1478 02:03:24.493182  CBFS: Found @ offset 19af40 size 4691

 1479 02:03:24.499804  CBFS: 'Master Header Locator' located CBFS at [d00000:ffffc0)

 1480 02:03:24.501731  CBFS: Locating 'fallback/slic'

 1481 02:03:24.507448  CBFS: 'fallback/slic' not found.

 1482 02:03:24.511788  ACPI: Writing ACPI tables at 7aa9a000.

 1483 02:03:24.513246  ACPI:    * FACS

 1484 02:03:24.515021  ACPI:    * DSDT

 1485 02:03:24.519040  Ramoops buffer: 0x100000@0x7a999000.

 1486 02:03:24.523400  SGX: not enabled or not supported. skip gnvs fill

 1487 02:03:24.527103  ACPI:    * FADT

 1488 02:03:24.528674  SCI is IRQ9

 1489 02:03:24.533238  ACPI: added table 1/32, length now 40

 1490 02:03:24.534469  ACPI:     * SSDT

 1491 02:03:24.537699  Found 1 CPU(s) with 4 core(s) each.

 1492 02:03:24.543601  \_SB.PCI0.I2C0.H05C: SISC Touchscreen at I2C: 01:5c

 1493 02:03:24.547947  \_SB.PCI0.I2C1.D015: ELAN Touchpad at I2C: 02:15

 1494 02:03:24.553788  \_SB.PCI0.I2C5.MAXR: Maxim MAX98927 Codec address 039h

 1495 02:03:24.559028  \_SB.PCI0.I2C5.MAXL: Maxim MAX98927 Codec address 03ah

 1496 02:03:24.566834  \_SB.PCI0.I2C5.DLG7: Dialog Semiconductor DA7219 Audio Codec address 01ah irq 105

 1497 02:03:24.572328  Error: Could not locate 'wifi_sar' in VPD.

 1498 02:03:24.576530  Error: failed from getting SAR limits!

 1499 02:03:24.580247  \_SB.PCI0.RP01.WIFI: Intel WiFi PCI: 01:00.0

 1500 02:03:24.584088  \_SB.PCI0.SPI0.S001: SPI Device at SPI: 00

 1501 02:03:24.589657  \_SB.PCI0.XHCI.RHUB.HS01: USB Type C Port 1 at USB2 port 0

 1502 02:03:24.595913  \_SB.PCI0.XHCI.RHUB.HS02: USB Type A Port 1 at USB2 port 1

 1503 02:03:24.600633  \_SB.PCI0.XHCI.RHUB.HS03: Bluetooth at USB2 port 2

 1504 02:03:24.606822  \_SB.PCI0.XHCI.RHUB.HS05: USB Type C Port 2 at USB2 port 4

 1505 02:03:24.611275  \_SB.PCI0.XHCI.RHUB.HS09: Camera at USB2 port 8

 1506 02:03:24.614839  ACPI: added table 2/32, length now 44

 1507 02:03:24.617085  ACPI:    * MCFG

 1508 02:03:24.620370  ACPI: added table 3/32, length now 48

 1509 02:03:24.622451  ACPI:    * TPM2

 1510 02:03:24.625471  ACPI: added table 4/32, length now 52

 1511 02:03:24.627680  ACPI:    * MADT

 1512 02:03:24.628877  SCI is IRQ9

 1513 02:03:24.632317  ACPI: added table 5/32, length now 56

 1514 02:03:24.634305  current = 7aa9fa60

 1515 02:03:24.641048  CBFS: 'Master Header Locator' located CBFS at [d00000:ffffc0)

 1516 02:03:24.644716  CBFS: Locating 'dmic-4ch-48khz-16b.bin'

 1517 02:03:24.648369  CBFS: Found @ offset 167000 size ba8

 1518 02:03:24.655342  CBFS: 'Master Header Locator' located CBFS at [d00000:ffffc0)

 1519 02:03:24.659043  CBFS: Locating 'dmic-4ch-48khz-32b.bin'

 1520 02:03:24.662097  CBFS: Found @ offset 19f640 size ba8

 1521 02:03:24.669402  CBFS: 'Master Header Locator' located CBFS at [d00000:ffffc0)

 1522 02:03:24.673453  CBFS: Locating 'dialog-2ch-48khz-24b.bin'

 1523 02:03:24.676738  CBFS: Found @ offset 167cc0 size 64

 1524 02:03:24.682544  CBFS: 'Master Header Locator' located CBFS at [d00000:ffffc0)

 1525 02:03:24.687042  CBFS: Locating 'dialog-2ch-48khz-24b.bin'

 1526 02:03:24.690635  CBFS: Found @ offset 167cc0 size 64

 1527 02:03:24.696816  CBFS: 'Master Header Locator' located CBFS at [d00000:ffffc0)

 1528 02:03:24.701659  CBFS: Locating 'max98927-render-2ch-48khz-24b.bin'

 1529 02:03:24.705247  CBFS: Found @ offset 167c00 size 64

 1530 02:03:24.711198  CBFS: 'Master Header Locator' located CBFS at [d00000:ffffc0)

 1531 02:03:24.716113  CBFS: Locating 'max98927-render-2ch-48khz-16b.bin'

 1532 02:03:24.720697  CBFS: Found @ offset 103f00 size 64

 1533 02:03:24.726633  CBFS: 'Master Header Locator' located CBFS at [d00000:ffffc0)

 1534 02:03:24.731149  CBFS: Locating 'max98927-render-2ch-48khz-16b.bin'

 1535 02:03:24.734977  CBFS: Found @ offset 103f00 size 64

 1536 02:03:24.736802  ACPI:    * NHLT

 1537 02:03:24.740027  ACPI: added table 6/32, length now 60

 1538 02:03:24.742698  ACPI:    * DMAR

 1539 02:03:24.746733  ACPI: added table 7/32, length now 64

 1540 02:03:24.748793  ACPI: * IGD OpRegion

 1541 02:03:24.750247  GMA: Found VBT in CBFS

 1542 02:03:24.753002  GMA: Found valid VBT in CBFS

 1543 02:03:24.754826  current = 7aaa3610

 1544 02:03:24.759666  ACPI: added table 8/32, length now 68

 1545 02:03:24.761153  ACPI:    * HPET

 1546 02:03:24.766590  ACPI: added table 9/32, length now 72

 1547 02:03:24.766673  ACPI: done.

 1548 02:03:24.768837  ACPI tables: 38592 bytes.

 1549 02:03:24.771354  smbios_write_tables: 7a998000

 1550 02:03:24.774570  Create SMBIOS type 17

 1551 02:03:24.776893  PCI: 01:00.0 (Intel WiFi)

 1552 02:03:24.779423  SMBIOS tables: 662 bytes.

 1553 02:03:24.783818  Writing table forward entry at 0x00000500

 1554 02:03:24.790153  Wrote coreboot table at: 00000500, 0x10 bytes, checksum a532

 1555 02:03:24.794359  Writing coreboot table at 0x7aabe000

 1556 02:03:24.799372   0. 0000000000000000-0000000000000fff: CONFIGURATION TABLES

 1557 02:03:24.803576   1. 0000000000001000-000000000009ffff: RAM

 1558 02:03:24.808779   2. 00000000000a0000-00000000000fffff: RESERVED

 1559 02:03:24.813594   3. 0000000000100000-000000007a997fff: RAM

 1560 02:03:24.818961   4. 000000007a998000-000000007ab05fff: CONFIGURATION TABLES

 1561 02:03:24.824009   5. 000000007ab06000-000000007abcffff: RAMSTAGE

 1562 02:03:24.829106   6. 000000007abd0000-000000007affffff: CONFIGURATION TABLES

 1563 02:03:24.833848   7. 000000007b000000-000000007fffffff: RESERVED

 1564 02:03:24.839825   8. 00000000e0000000-00000000e3ffffff: RESERVED

 1565 02:03:24.843476   9. 00000000fe000000-00000000fe00ffff: RESERVED

 1566 02:03:24.848792  10. 00000000fed10000-00000000fed19fff: RESERVED

 1567 02:03:24.852885  11. 00000000fed80000-00000000fed84fff: RESERVED

 1568 02:03:24.858476  12. 00000000fed90000-00000000fed91fff: RESERVED

 1569 02:03:24.862137  13. 0000000100000000-000000017effffff: RAM

 1570 02:03:24.866564  Graphics framebuffer located at 0xc0000000

 1571 02:03:24.869697  Passing 6 GPIOs to payload:

 1572 02:03:24.876122              NAME |       PORT | POLARITY |     VALUE

 1573 02:03:24.881582     write protect |  undefined |     high |       low

 1574 02:03:24.885782          recovery |  undefined |     high |       low

 1575 02:03:24.891455               lid |  undefined |     high |      high

 1576 02:03:24.896507             power |  undefined |     high |       low

 1577 02:03:24.902579             oprom |  undefined |     high |       low

 1578 02:03:24.906640          EC in RW | 0x00000036 |     high |       low

 1579 02:03:24.909130  Board ID: 6

 1580 02:03:24.914639  CBFS: 'Master Header Locator' located CBFS at [d00000:ffffc0)

 1581 02:03:24.921015  Wrote coreboot table at: 7aabe000, 0x5a4 bytes, checksum 7aac

 1582 02:03:24.923979  coreboot table: 1468 bytes.

 1583 02:03:24.927374  IMD ROOT    0. 7afff000 00001000

 1584 02:03:24.930274  IMD SMALL   1. 7affe000 00001000

 1585 02:03:24.934254  FSP MEMORY  2. 7abfe000 00400000

 1586 02:03:24.936533  CONSOLE     3. 7abde000 00020000

 1587 02:03:24.940252  TIME STAMP  4. 7abdd000 00000910

 1588 02:03:24.943117  VBOOT       5. 7abdc000 00000c0c

 1589 02:03:24.947564  MRC DATA    6. 7abda000 00001878

 1590 02:03:24.950027  ROMSTG STCK 7. 7abd9000 00000400

 1591 02:03:24.953005  AFTER CAR   8. 7abd0000 00009000

 1592 02:03:24.956859  RAMSTAGE    9. 7ab05000 000cb000

 1593 02:03:24.960047  REFCODE    10. 7aad6000 0002f000

 1594 02:03:24.963563  SMM BACKUP 11. 7aac6000 00010000

 1595 02:03:24.966670  COREBOOT   12. 7aabe000 00008000

 1596 02:03:24.970021  ACPI       13. 7aa9a000 00024000

 1597 02:03:24.973138  ACPI GNVS  14. 7aa99000 00001000

 1598 02:03:24.976380  RAMOOPS    15. 7a999000 00100000

 1599 02:03:24.980465  SMBIOS     16. 7a998000 00000800

 1600 02:03:24.982354  IMD small region:

 1601 02:03:24.985188    IMD ROOT    0. 7affec00 00000400

 1602 02:03:24.988799    FSP RUNTIME 1. 7affebe0 00000004

 1603 02:03:24.992423    VBOOT SEL   2. 7affebc0 00000008

 1604 02:03:24.995654    EC HOSTEVENT 3. 7affeba0 00000008

 1605 02:03:24.999099    POWER STATE 4. 7affeb60 00000040

 1606 02:03:25.002810    ROMSTAGE    5. 7affeb40 00000004

 1607 02:03:25.007040    MEM INFO    6. 7affe980 000001a9

 1608 02:03:25.009791    VPD         7. 7affe920 00000047

 1609 02:03:25.013602    COREBOOTFWD 8. 7affe8e0 00000028

 1610 02:03:25.016669  MTRR: Physical address space:

 1611 02:03:25.023241  0x0000000000000000 - 0x00000000000a0000 size 0x000a0000 type 6

 1612 02:03:25.029078  0x00000000000a0000 - 0x00000000000c0000 size 0x00020000 type 0

 1613 02:03:25.035137  0x00000000000c0000 - 0x000000007b800000 size 0x7b740000 type 6

 1614 02:03:25.041766  0x000000007b800000 - 0x00000000c0000000 size 0x44800000 type 0

 1615 02:03:25.048134  0x00000000c0000000 - 0x00000000d0000000 size 0x10000000 type 1

 1616 02:03:25.053276  0x00000000d0000000 - 0x0000000100000000 size 0x30000000 type 0

 1617 02:03:25.060473  0x0000000100000000 - 0x000000017f000000 size 0x7f000000 type 6

 1618 02:03:25.064479  MTRR: Fixed MSR 0x250 0x0606060606060606

 1619 02:03:25.068568  MTRR: Fixed MSR 0x258 0x0606060606060606

 1620 02:03:25.072743  MTRR: Fixed MSR 0x259 0x0000000000000000

 1621 02:03:25.076106  MTRR: Fixed MSR 0x268 0x0606060606060606

 1622 02:03:25.080759  MTRR: Fixed MSR 0x269 0x0606060606060606

 1623 02:03:25.084149  MTRR: Fixed MSR 0x26a 0x0606060606060606

 1624 02:03:25.089120  MTRR: Fixed MSR 0x26b 0x0606060606060606

 1625 02:03:25.093602  MTRR: Fixed MSR 0x26c 0x0606060606060606

 1626 02:03:25.096692  MTRR: Fixed MSR 0x26d 0x0606060606060606

 1627 02:03:25.100643  MTRR: Fixed MSR 0x26e 0x0606060606060606

 1628 02:03:25.104550  MTRR: Fixed MSR 0x26f 0x0606060606060606

 1629 02:03:25.109393  call enable_fixed_mtrr()

 1630 02:03:25.112480  CPU physical address size: 39 bits

 1631 02:03:25.117034  MTRR: default type WB/UC MTRR counts: 6/5.

 1632 02:03:25.120439  MTRR: UC selected as default type.

 1633 02:03:25.126997  MTRR: 0 base 0x0000000000000000 mask 0x0000007f80000000 type 6

 1634 02:03:25.132489  MTRR: 1 base 0x000000007b800000 mask 0x0000007fff800000 type 0

 1635 02:03:25.139606  MTRR: 2 base 0x000000007c000000 mask 0x0000007ffc000000 type 0

 1636 02:03:25.145836  MTRR: 3 base 0x00000000c0000000 mask 0x0000007ff0000000 type 1

 1637 02:03:25.151575  MTRR: 4 base 0x0000000100000000 mask 0x0000007f80000000 type 6

 1638 02:03:25.153551  

 1639 02:03:25.154151  MTRR check

 1640 02:03:25.158230  Fixed MTRRs   : Enabled

 1641 02:03:25.158984  Variable MTRRs: Enabled

 1642 02:03:25.160276  

 1643 02:03:25.163933  MTRR: Fixed MSR 0x250 0x0606060606060606

 1644 02:03:25.168022  MTRR: Fixed MSR 0x258 0x0606060606060606

 1645 02:03:25.172719  MTRR: Fixed MSR 0x259 0x0000000000000000

 1646 02:03:25.175546  MTRR: Fixed MSR 0x268 0x0606060606060606

 1647 02:03:25.180198  MTRR: Fixed MSR 0x269 0x0606060606060606

 1648 02:03:25.183851  MTRR: Fixed MSR 0x26a 0x0606060606060606

 1649 02:03:25.189279  MTRR: Fixed MSR 0x26b 0x0606060606060606

 1650 02:03:25.192195  MTRR: Fixed MSR 0x26c 0x0606060606060606

 1651 02:03:25.195902  MTRR: Fixed MSR 0x26d 0x0606060606060606

 1652 02:03:25.200437  MTRR: Fixed MSR 0x26e 0x0606060606060606

 1653 02:03:25.204056  MTRR: Fixed MSR 0x26f 0x0606060606060606

 1654 02:03:25.211404  BS: BS_WRITE_TABLES times (us): entry 0 run 537486 exit 146847

 1655 02:03:25.214435  call enable_fixed_mtrr()

 1656 02:03:25.220054  CBFS: 'Master Header Locator' located CBFS at [d00000:ffffc0)

 1657 02:03:25.223711  CPU physical address size: 39 bits

 1658 02:03:25.227372  CBFS: Locating 'fallback/payload'

 1659 02:03:25.231911  MTRR: Fixed MSR 0x250 0x0606060606060606

 1660 02:03:25.235810  MTRR: Fixed MSR 0x258 0x0606060606060606

 1661 02:03:25.240015  MTRR: Fixed MSR 0x259 0x0000000000000000

 1662 02:03:25.244480  MTRR: Fixed MSR 0x268 0x0606060606060606

 1663 02:03:25.248373  MTRR: Fixed MSR 0x269 0x0606060606060606

 1664 02:03:25.253080  MTRR: Fixed MSR 0x26a 0x0606060606060606

 1665 02:03:25.257106  MTRR: Fixed MSR 0x26b 0x0606060606060606

 1666 02:03:25.260891  MTRR: Fixed MSR 0x26c 0x0606060606060606

 1667 02:03:25.264640  MTRR: Fixed MSR 0x26d 0x0606060606060606

 1668 02:03:25.268306  MTRR: Fixed MSR 0x26e 0x0606060606060606

 1669 02:03:25.272079  MTRR: Fixed MSR 0x26f 0x0606060606060606

 1670 02:03:25.277702  MTRR: Fixed MSR 0x250 0x0606060606060606

 1671 02:03:25.279935  call enable_fixed_mtrr()

 1672 02:03:25.283818  MTRR: Fixed MSR 0x258 0x0606060606060606

 1673 02:03:25.287937  MTRR: Fixed MSR 0x259 0x0000000000000000

 1674 02:03:25.293266  MTRR: Fixed MSR 0x268 0x0606060606060606

 1675 02:03:25.295812  MTRR: Fixed MSR 0x269 0x0606060606060606

 1676 02:03:25.300510  MTRR: Fixed MSR 0x26a 0x0606060606060606

 1677 02:03:25.304310  MTRR: Fixed MSR 0x26b 0x0606060606060606

 1678 02:03:25.308733  MTRR: Fixed MSR 0x26c 0x0606060606060606

 1679 02:03:25.313035  MTRR: Fixed MSR 0x26d 0x0606060606060606

 1680 02:03:25.317155  MTRR: Fixed MSR 0x26e 0x0606060606060606

 1681 02:03:25.320955  MTRR: Fixed MSR 0x26f 0x0606060606060606

 1682 02:03:25.325421  CPU physical address size: 39 bits

 1683 02:03:25.328748  call enable_fixed_mtrr()

 1684 02:03:25.331745  CBFS: Found @ offset 223040 size 360b4

 1685 02:03:25.335605  CPU physical address size: 39 bits

 1686 02:03:25.339949  Checking segment from ROM address 0xfff23078

 1687 02:03:25.344898  Checking segment from ROM address 0xfff23094

 1688 02:03:25.349760  Loading segment from ROM address 0xfff23078

 1689 02:03:25.351345    code (compression=0)

 1690 02:03:25.360007    New segment dstaddr 0x30104020 memsize 0x64d8b0 srcaddr 0xfff230b0 filesize 0x3607c

 1691 02:03:25.368826  Loading Segment: addr: 0x30104020 memsz: 0x000000000064d8b0 filesz: 0x000000000003607c

 1692 02:03:25.370457  it's not compressed!

 1693 02:03:25.457115  [ 0x30104020, 3013a09c, 0x307518d0) <- fff230b0

 1694 02:03:25.463318  Clearing Segment: addr: 0x000000003013a09c memsz: 0x0000000000617834

 1695 02:03:25.468351  Loading segment from ROM address 0xfff23094

 1696 02:03:25.471386    Entry Point 0x30104020

 1697 02:03:25.472948  Loaded segments

 1698 02:03:25.499198  Finalizing chipset.

 1699 02:03:25.504270  ME: Host Firmware Status Register 1 : 0x90000245

 1700 02:03:25.508928  ME: Host Firmware Status Register 2 : 0x6B000306

 1701 02:03:25.513851  ME: Host Firmware Status Register 3 : 0x00000020

 1702 02:03:25.519592  ME: Host Firmware Status Register 4 : 0x00084004

 1703 02:03:25.523529  ME: Host Firmware Status Register 5 : 0x00000000

 1704 02:03:25.528490  ME: Host Firmware Status Register 6 : 0x40000002

 1705 02:03:25.531670  ME: FW Partition Table      : OK

 1706 02:03:25.535159  ME: Bringup Loader Failure  : NO

 1707 02:03:25.538216  ME: Firmware Init Complete  : YES

 1708 02:03:25.542041  ME: Manufacturing Mode      : NO

 1709 02:03:25.544594  ME: Boot Options Present    : NO

 1710 02:03:25.548862  ME: Update In Progress      : NO

 1711 02:03:25.551408  ME: D3 Support              : NO

 1712 02:03:25.556065  ME: D0i3 Support            : YES

 1713 02:03:25.558420  ME: Low Power State Enabled : YES

 1714 02:03:25.561568  ME: CPU Replaced            : NO

 1715 02:03:25.565217  ME: CPU Replacement Valid   : YES

 1716 02:03:25.568486  ME: Current Working State   : Normal

 1717 02:03:25.574341  ME: Current Operation State : M0 with UMA

 1718 02:03:25.577270  ME: Current Operation Mode  : Normal

 1719 02:03:25.580059  ME: Error Code              : No Error

 1720 02:03:25.585436  ME: Progress Phase          : Host Communication

 1721 02:03:25.591694  ME: Power Management Event  : Power cycle reset through Moff

 1722 02:03:25.597363  ME: Progress Phase State    : Host communication established

 1723 02:03:25.600565  ME: Power Down Mitigation   : NO

 1724 02:03:25.604335  ME: FPF status              : fused

 1725 02:03:25.606581  Clearing MCA.

 1726 02:03:25.607914  Finalizing SMM.

 1727 02:03:25.613709  BS: BS_PAYLOAD_LOAD times (us): entry 603 run 261922 exit 135677

 1728 02:03:25.617983  mp_park_aps done after 0 msecs.

 1729 02:03:25.621748  Jumping to boot code at 30104020(7aabe000)

 1730 02:03:25.631164  CPU0: stack: 7ab46000 - 7ab47000, lowest used address 7ab46abc, stack used: 1348 bytes

 1731 02:03:25.631598  

 1732 02:03:25.632114  

 1733 02:03:25.632687  

 1734 02:03:25.633883  Starting depthcharge on rammus...

 1735 02:03:25.634391  

 1736 02:03:25.635831  end: 2.2.3 depthcharge-start (duration 00:00:12) [common]
 1737 02:03:25.636325  start: 2.2.4 bootloader-commands (timeout 00:04:43) [common]
 1738 02:03:25.636825  Setting prompt string to ['rammus:']
 1739 02:03:25.637254  bootloader-commands: Wait for prompt ['rammus:'] (timeout 00:04:43)
 1740 02:03:25.641753  WARNING: can't convert coreboot GPIOs, 'lid' won't be resampled at runtime!

 1741 02:03:25.642357  

 1742 02:03:25.649121  WARNING: can't convert coreboot GPIOs, 'power' won't be resampled at runtime!

 1743 02:03:25.650318  

 1744 02:03:25.655413  The GBB signature is at 0x30004020 and is:  24 47 42 42

 1745 02:03:25.658508  

 1746 02:03:25.664276  [firmware-rammus-11275.B-collabora] Dec 11 2020 10:26:21

 1747 02:03:25.664553  

 1748 02:03:25.664803  

 1749 02:03:25.665070  

 1750 02:03:25.665801  Setting prompt string to ['rammus:', 'Tftp failed.', 'Dhcp release failed.', 'No space left for ramdisk', 'TFTP failed for ramdisk.', 'Dhcp release failed.', 'Out of space adding TFTP server IP to the command line.', 'No network device.', 'Error code \\d+( \\([\\w\\s]+\\))?\\r\\n', '(Bulk read error(.*)){3}']
 1752 02:03:25.766556  rammus: tftpboot 192.168.201.1 10716720/tftp-deploy-xg0f82i6/kernel/bzImage 10716720/tftp-deploy-xg0f82i6/kernel/cmdline 10716720/tftp-deploy-xg0f82i6/ramdisk/ramdisk.cpio.gz

 1753 02:03:25.766897  Setting prompt string to ['Starting kernel', 'Tftp failed.', 'Dhcp release failed.', 'No space left for ramdisk', 'TFTP failed for ramdisk.', 'Dhcp release failed.', 'Out of space adding TFTP server IP to the command line.', 'No network device.', 'Error code \\d+( \\([\\w\\s]+\\))?\\r\\n', '(Bulk read error(.*)){3}']
 1754 02:03:25.767121  bootloader-commands: Wait for prompt ['Starting kernel', 'Tftp failed.', 'Dhcp release failed.', 'No space left for ramdisk', 'TFTP failed for ramdisk.', 'Dhcp release failed.', 'Out of space adding TFTP server IP to the command line.', 'No network device.', 'Error code \\d+( \\([\\w\\s]+\\))?\\r\\n', '(Bulk read error(.*)){3}'] (timeout 00:04:43)
 1755 02:03:25.769512  tftpboot 192.168.201.1 10716720/tftp-deploy-xg0f82i6/kernel/bzImploy-xg0f82i6/kernel/cmdline 10716720/tftp-deploy-xg0f82i6/ramdisk/ramdisk.cpio.gz

 1756 02:03:25.769779  

 1757 02:03:25.812766  Waiting for link

 1758 02:03:26.276236  

 1759 02:03:26.278687  R8152: Initializing

 1760 02:03:26.279425  

 1761 02:03:26.281189  Version 9 (ocp_data = 6010)

 1762 02:03:26.283005  

 1763 02:03:26.285418  R8152: Done initializing

 1764 02:03:26.286260  

 1765 02:03:26.287308  Adding net device

 1766 02:03:26.486054  

 1767 02:03:26.487160  done.

 1768 02:03:26.488231  

 1769 02:03:26.488899  MAC: 00:e0:4c:68:04:98

 1770 02:03:26.489482  

 1771 02:03:26.492149  Sending DHCP discover... done.

 1772 02:03:26.492762  

 1773 02:03:26.494681  Waiting for reply... done.

 1774 02:03:26.498098  

 1775 02:03:26.498517  Sending DHCP request... done.

 1776 02:03:26.498858  

 1777 02:03:26.502840  Waiting for reply... done.

 1778 02:03:26.503401  

 1779 02:03:26.505480  My ip is 192.168.201.15

 1780 02:03:26.505810  

 1781 02:03:26.509436  The DHCP server ip is 192.168.201.1

 1782 02:03:26.509660  

 1783 02:03:26.513458  TFTP server IP predefined by user: 192.168.201.1

 1784 02:03:26.514860  

 1785 02:03:26.521309  Bootfile predefined by user: 10716720/tftp-deploy-xg0f82i6/kernel/bzImage

 1786 02:03:26.521536  

 1787 02:03:26.525199  Sending tftp read request... done.

 1788 02:03:26.525424  

 1789 02:03:26.529481  Waiting for the transfer... 

 1790 02:03:26.530135  

 1791 02:03:26.802022  00000000 ################################################################

 1792 02:03:26.802887  

 1793 02:03:27.087901  00080000 ################################################################

 1794 02:03:27.088401  

 1795 02:03:27.342795  00100000 ################################################################

 1796 02:03:27.343148  

 1797 02:03:27.598005  00180000 ################################################################

 1798 02:03:27.599173  

 1799 02:03:27.858678  00200000 ################################################################

 1800 02:03:27.859024  

 1801 02:03:28.142592  00280000 ################################################################

 1802 02:03:28.143297  

 1803 02:03:28.418718  00300000 ################################################################

 1804 02:03:28.419271  

 1805 02:03:28.676470  00380000 ################################################################

 1806 02:03:28.677879  

 1807 02:03:28.931342  00400000 ################################################################

 1808 02:03:28.931795  

 1809 02:03:29.168788  00480000 ################################################################

 1810 02:03:29.169501  

 1811 02:03:29.427884  00500000 ################################################################

 1812 02:03:29.428493  

 1813 02:03:29.715104  00580000 ################################################################

 1814 02:03:29.715251  

 1815 02:03:30.013480  00600000 ################################################################

 1816 02:03:30.013831  

 1817 02:03:30.310954  00680000 ################################################################

 1818 02:03:30.311935  

 1819 02:03:30.608564  00700000 ################################################################

 1820 02:03:30.609240  

 1821 02:03:30.906165  00780000 ################################################################

 1822 02:03:30.907119  

 1823 02:03:31.202064  00800000 ################################################################

 1824 02:03:31.203400  

 1825 02:03:31.493322  00880000 ################################################################

 1826 02:03:31.493957  

 1827 02:03:31.748027  00900000 ################################################################

 1828 02:03:31.748764  

 1829 02:03:32.040709  00980000 ################################################################

 1830 02:03:32.041465  

 1831 02:03:32.337413  00a00000 ################################################################

 1832 02:03:32.338432  

 1833 02:03:32.636711  00a80000 ################################################################

 1834 02:03:32.637663  

 1835 02:03:32.891637  00b00000 ################################################################

 1836 02:03:32.892206  

 1837 02:03:33.147422  00b80000 ################################################################

 1838 02:03:33.148450  

 1839 02:03:33.401922  00c00000 ################################################################

 1840 02:03:33.402433  

 1841 02:03:33.659542  00c80000 ################################################################

 1842 02:03:33.660490  

 1843 02:03:33.913969  00d00000 ################################################################

 1844 02:03:33.914336  

 1845 02:03:34.167422  00d80000 ################################################################

 1846 02:03:34.168553  

 1847 02:03:34.421754  00e00000 ################################################################

 1848 02:03:34.422616  

 1849 02:03:34.677689  00e80000 ################################################################

 1850 02:03:34.678430  

 1851 02:03:34.932565  00f00000 ################################################################

 1852 02:03:34.933800  

 1853 02:03:35.004222  00f80000 ################## done.

 1854 02:03:35.004392  

 1855 02:03:35.007269  The bootfile was 16397280 bytes long.

 1856 02:03:35.007832  

 1857 02:03:35.011423  Sending tftp read request... done.

 1858 02:03:35.011510  

 1859 02:03:35.014222  Waiting for the transfer... 

 1860 02:03:35.014634  

 1861 02:03:35.276948  00000000 ################################################################

 1862 02:03:35.278092  

 1863 02:03:35.538892  00080000 ################################################################

 1864 02:03:35.539502  

 1865 02:03:35.816188  00100000 ################################################################

 1866 02:03:35.816957  

 1867 02:03:36.097498  00180000 ################################################################

 1868 02:03:36.098333  

 1869 02:03:36.378735  00200000 ################################################################

 1870 02:03:36.379323  

 1871 02:03:36.666723  00280000 ################################################################

 1872 02:03:36.667344  

 1873 02:03:36.953572  00300000 ################################################################

 1874 02:03:36.954095  

 1875 02:03:37.250228  00380000 ################################################################

 1876 02:03:37.251357  

 1877 02:03:37.550256  00400000 ################################################################

 1878 02:03:37.550894  

 1879 02:03:37.847554  00480000 ################################################################

 1880 02:03:37.849190  

 1881 02:03:38.148522  00500000 ################################################################

 1882 02:03:38.149407  

 1883 02:03:38.451312  00580000 ################################################################

 1884 02:03:38.451841  

 1885 02:03:38.754320  00600000 ################################################################

 1886 02:03:38.754920  

 1887 02:03:39.056287  00680000 ################################################################

 1888 02:03:39.057098  

 1889 02:03:39.357027  00700000 ################################################################

 1890 02:03:39.357473  

 1891 02:03:39.608929  00780000 ################################################################

 1892 02:03:39.609580  

 1893 02:03:39.888272  00800000 ################################################################

 1894 02:03:39.888986  

 1895 02:03:40.157007  00880000 ################################################################

 1896 02:03:40.157493  

 1897 02:03:40.456100  00900000 ################################################################

 1898 02:03:40.456598  

 1899 02:03:40.757103  00980000 ################################################################

 1900 02:03:40.757769  

 1901 02:03:40.851362  00a00000 #################### done.

 1902 02:03:40.851536  

 1903 02:03:40.854313  Sending tftp read request... done.

 1904 02:03:40.855130  

 1905 02:03:40.856446  Waiting for the transfer... 

 1906 02:03:40.857152  

 1907 02:03:40.858469  00000000 # done.

 1908 02:03:40.858554  

 1909 02:03:40.868873  Command line loaded dynamically from TFTP file: 10716720/tftp-deploy-xg0f82i6/kernel/cmdline

 1910 02:03:40.869007  

 1911 02:03:40.894723  The command line is: earlyprintk=uart8250,mmio32,0xde000000,115200n8 console_msg_format=syslog earlycon console=ttyS0,115200n8 root=/dev/nfs rw nfsroot=192.168.201.1:/var/lib/lava/dispatcher/tmp/10716720/extract-nfsrootfs-om7xp1jb,tcp,hard ip=dhcp tftpserverip=192.168.201.1

 1912 02:03:40.899120  

 1913 02:03:40.902606  Shutting down all USB controllers.

 1914 02:03:40.903922  

 1915 02:03:40.905696  Removing current net device

 1916 02:03:40.906047  

 1917 02:03:40.907651  Finalizing coreboot

 1918 02:03:40.907736  

 1919 02:03:40.913540  Exiting depthcharge with code 4 at timestamp: 21599225

 1920 02:03:40.913640  

 1921 02:03:40.913706  

 1922 02:03:40.915385  Starting kernel ...

 1923 02:03:40.915475  

 1924 02:03:40.915872  end: 2.2.4 bootloader-commands (duration 00:00:15) [common]
 1925 02:03:40.915968  start: 2.2.5 auto-login-action (timeout 00:04:28) [common]
 1926 02:03:40.916044  Setting prompt string to ['Linux version [0-9]']
 1927 02:03:40.916113  Setting prompt string to ['Linux version [0-9]', 'Tftp failed.', 'Dhcp release failed.', 'No space left for ramdisk', 'TFTP failed for ramdisk.', 'Dhcp release failed.', 'Out of space adding TFTP server IP to the command line.', 'No network device.', 'Error code \\d+( \\([\\w\\s]+\\))?\\r\\n', '(Bulk read error(.*)){3}']
 1928 02:03:40.916180  auto-login-action: Wait for prompt ['Linux version [0-9]', 'Tftp failed.', 'Dhcp release failed.', 'No space left for ramdisk', 'TFTP failed for ramdisk.', 'Dhcp release failed.', 'Out of space adding TFTP server IP to the command line.', 'No network device.', 'Error code \\d+( \\([\\w\\s]+\\))?\\r\\n', '(Bulk read error(.*)){3}'] (timeout 00:05:00)
 1929 02:03:40.916359  

 1930 02:03:43.368390  

 1931 02:03:43.371720  start: 2.2.5.1 login-action (timeout 00:04:25) [common]
 1932 02:03:43.371825  The string '/ #' does not look like a typical prompt and could match status messages instead. Please check the job log files and use a prompt string which matches the actual prompt string more closely.
 1933 02:03:43.371930  Setting prompt string to ['-\\[ cut here \\]', 'Unhandled fault', 'BUG: KCSAN:', 'BUG: KASAN:', 'BUG: KFENCE:', 'Oops(?: -|:)', 'WARNING:', '(kernel BUG at|BUG:)', 'invalid opcode:', 'Kernel panic - not syncing']
 1934 02:03:43.372039  Using line separator: #'\n'#
 1935 02:03:43.372127  No login prompt set.
 1936 02:03:43.372219  Parsing kernel messages
 1937 02:03:43.372305  ['-\\[ cut here \\]', 'Unhandled fault', 'BUG: KCSAN:', 'BUG: KASAN:', 'BUG: KFENCE:', 'Oops(?: -|:)', 'WARNING:', '(kernel BUG at|BUG:)', 'invalid opcode:', 'Kernel panic - not syncing', '/ #', 'Login timed out', 'Login incorrect']
 1938 02:03:43.372425  [login-action] Waiting for messages, (timeout 00:04:25)
 1939 02:03:43.391830  <5>[    0.000000] Linux version 5.10.182-cip35 (KernelCI@build-j32995-x86-64-gcc-10-x86-64-defconfig-x86-chromebookdxwnc) (gcc (Debian 10.2.1-6) 10.2.1 20210110, GNU ld (GNU Binutils for Debian) 2.35.2) #1 SMP Wed Jun 14 01:54:33 UTC 2023

 1940 02:03:43.419414  <6>[    0.000000] Command line: earlyprintk=uart8250,mmio32,0xde000000,115200n8 console_msg_format=syslog earlycon console=ttyS0,115200n8 root=/dev/nfs rw nfsroot=192.168.201.1:/var/lib/lava/dispatcher/tmp/10716720/extract-nfsrootfs-om7xp1jb,tcp,hard ip=dhcp tftpserverip=192.168.201.1

 1941 02:03:43.429372  <6>[    0.000000] x86/fpu: Supporting XSAVE feature 0x001: 'x87 floating point registers'

 1942 02:03:43.436167  <6>[    0.000000] x86/fpu: Supporting XSAVE feature 0x002: 'SSE registers'

 1943 02:03:43.443153  <6>[    0.000000] x86/fpu: Supporting XSAVE feature 0x004: 'AVX registers'

 1944 02:03:43.452133  <6>[    0.000000] x86/fpu: Supporting XSAVE feature 0x008: 'MPX bounds registers'

 1945 02:03:43.459484  <6>[    0.000000] x86/fpu: Supporting XSAVE feature 0x010: 'MPX CSR'

 1946 02:03:43.465337  <6>[    0.000000] x86/fpu: xstate_offset[2]:  576, xstate_sizes[2]:  256

 1947 02:03:43.472773  <6>[    0.000000] x86/fpu: xstate_offset[3]:  832, xstate_sizes[3]:   64

 1948 02:03:43.480629  <6>[    0.000000] x86/fpu: xstate_offset[4]:  896, xstate_sizes[4]:   64

 1949 02:03:43.490658  <6>[    0.000000] x86/fpu: Enabled xstate features 0x1f, context size is 960 bytes, using 'compacted' format.

 1950 02:03:43.495807  <6>[    0.000000] BIOS-provided physical RAM map:

 1951 02:03:43.503597  <6>[    0.000000] BIOS-e820: [mem 0x0000000000000000-0x0000000000000fff] type 16

 1952 02:03:43.511987  <6>[    0.000000] BIOS-e820: [mem 0x0000000000001000-0x000000000009ffff] usable

 1953 02:03:43.520842  <6>[    0.000000] BIOS-e820: [mem 0x00000000000a0000-0x00000000000fffff] reserved

 1954 02:03:43.527949  <6>[    0.000000] BIOS-e820: [mem 0x0000000000100000-0x000000007a997fff] usable

 1955 02:03:43.535823  <6>[    0.000000] BIOS-e820: [mem 0x000000007a998000-0x000000007affffff] type 16

 1956 02:03:43.543653  <6>[    0.000000] BIOS-e820: [mem 0x000000007b000000-0x000000007fffffff] reserved

 1957 02:03:43.553052  <6>[    0.000000] BIOS-e820: [mem 0x00000000e0000000-0x00000000e3ffffff] reserved

 1958 02:03:43.559944  <6>[    0.000000] BIOS-e820: [mem 0x00000000fe000000-0x00000000fe00ffff] reserved

 1959 02:03:43.567956  <6>[    0.000000] BIOS-e820: [mem 0x00000000fed10000-0x00000000fed19fff] reserved

 1960 02:03:43.575899  <6>[    0.000000] BIOS-e820: [mem 0x00000000fed80000-0x00000000fed84fff] reserved

 1961 02:03:43.587042  <6>[    0.000000] BIOS-e820: [mem 0x00000000fed90000-0x00000000fed91fff] reserved

 1962 02:03:43.592850  <6>[    0.000000] BIOS-e820: [mem 0x0000000100000000-0x000000017effffff] usable

 1963 02:03:43.597869  <6>[    0.000000] NX (Execute Disable) protection: active

 1964 02:03:43.602007  <6>[    0.000000] SMBIOS 2.7 present.

 1965 02:03:43.608176  <6>[    0.000000] DMI: Google Rammus/Rammus, BIOS  09/04/2020

 1966 02:03:43.613871  <6>[    0.000000] tsc: Detected 1600.000 MHz processor

 1967 02:03:43.618989  <6>[    0.000000] tsc: Detected 1599.960 MHz TSC

 1968 02:03:43.626495  <6>[    0.000056] last_pfn = 0x17f000 max_arch_pfn = 0x400000000

 1969 02:03:43.632923  <6>[    0.001397] x86/PAT: Configuration [0-7]: WB  WC  UC- UC  WB  WP  UC- WT  

 1970 02:03:43.639925  <6>[    0.007149] last_pfn = 0x7a998 max_arch_pfn = 0x400000000

 1971 02:03:43.646221  <6>[    0.026135] check: Scanning 1 areas for low memory corruption

 1972 02:03:43.651713  <6>[    0.026148] Using GB pages for direct mapping

 1973 02:03:43.656407  <6>[    0.026992] RAMDISK: [mem 0x375d8000-0x37ffffff]

 1974 02:03:43.663422  <6>[    0.026999] ACPI: Early table checksum verification disabled

 1975 02:03:43.670264  <6>[    0.027007] ACPI: RSDP 0x00000000000F0000 000024 (v02 CORE  )

 1976 02:03:43.681484  <6>[    0.027021] ACPI: XSDT 0x000000007AA9A0E0 00006C (v01 CORE   COREBOOT 00000000 CORE 00000000)

 1977 02:03:43.689458  <6>[    0.027037] ACPI: FACP 0x000000007AA9E970 0000F4 (v04 CORE   COREBOOT 00000000 CORE 00000000)

 1978 02:03:43.700217  <6>[    0.027053] ACPI: DSDT 0x000000007AA9A280 0046E3 (v05 COREv4 COREBOOT 20110725 INTL 20180531)

 1979 02:03:43.705613  <6>[    0.027066] ACPI: FACS 0x000000007AA9A240 000040

 1980 02:03:43.710263  <6>[    0.027077] ACPI: FACS 0x000000007AA9A240 000040

 1981 02:03:43.720454  <6>[    0.027089] ACPI: SSDT 0x000000007AA9EA70 000EFA (v02 CORE   COREBOOT 0000002A CORE 0000002A)

 1982 02:03:43.730533  <6>[    0.027102] ACPI: MCFG 0x000000007AA9F970 00003C (v01 CORE   COREBOOT 00000000 CORE 00000000)

 1983 02:03:43.739918  <6>[    0.027114] ACPI: TPM2 0x000000007AA9F9B0 000040 (v04 CORE   COREBOOT 00000000 CORE 00000000)

 1984 02:03:43.750327  <6>[    0.027126] ACPI: APIC 0x000000007AA9F9F0 00006C (v02 CORE   COREBOOT 00000000 CORE 00000000)

 1985 02:03:43.759936  <6>[    0.027138] ACPI: NHLT 0x000000007AA9FA60 001B1C (v05 GOOGLE RAMMUS   00000000 CORE 00000000)

 1986 02:03:43.769235  <6>[    0.027150] ACPI: DMAR 0x000000007AAA1580 000088 (v01 CORE   COREBOOT 00000000 CORE 00000000)

 1987 02:03:43.778993  <6>[    0.027163] ACPI: DBG2 0x000000007AAA3610 000061 (v00 CORE   COREBOOT 00000000 CORE 00000000)

 1988 02:03:43.789719  <6>[    0.027175] ACPI: HPET 0x000000007AAA3680 000038 (v01 CORE   COREBOOT 00000000 CORE 00000000)

 1989 02:03:43.797940  <6>[    0.027187] ACPI: Reserving FACP table memory at [mem 0x7aa9e970-0x7aa9ea63]

 1990 02:03:43.805982  <6>[    0.027192] ACPI: Reserving DSDT table memory at [mem 0x7aa9a280-0x7aa9e962]

 1991 02:03:43.814919  <6>[    0.027197] ACPI: Reserving FACS table memory at [mem 0x7aa9a240-0x7aa9a27f]

 1992 02:03:43.822042  <6>[    0.027202] ACPI: Reserving FACS table memory at [mem 0x7aa9a240-0x7aa9a27f]

 1993 02:03:43.830050  <6>[    0.027206] ACPI: Reserving SSDT table memory at [mem 0x7aa9ea70-0x7aa9f969]

 1994 02:03:43.838040  <6>[    0.027211] ACPI: Reserving MCFG table memory at [mem 0x7aa9f970-0x7aa9f9ab]

 1995 02:03:43.846281  <6>[    0.027216] ACPI: Reserving TPM2 table memory at [mem 0x7aa9f9b0-0x7aa9f9ef]

 1996 02:03:43.855224  <6>[    0.027220] ACPI: Reserving APIC table memory at [mem 0x7aa9f9f0-0x7aa9fa5b]

 1997 02:03:43.864030  <6>[    0.027225] ACPI: Reserving NHLT table memory at [mem 0x7aa9fa60-0x7aaa157b]

 1998 02:03:43.870726  <6>[    0.027230] ACPI: Reserving DMAR table memory at [mem 0x7aaa1580-0x7aaa1607]

 1999 02:03:43.879326  <6>[    0.027234] ACPI: Reserving DBG2 table memory at [mem 0x7aaa3610-0x7aaa3670]

 2000 02:03:43.887788  <6>[    0.027239] ACPI: Reserving HPET table memory at [mem 0x7aaa3680-0x7aaa36b7]

 2001 02:03:43.892357  <6>[    0.027394] No NUMA configuration found

 2002 02:03:43.900158  <6>[    0.027400] Faking a node at [mem 0x0000000000000000-0x000000017effffff]

 2003 02:03:43.906779  <6>[    0.027409] NODE_DATA(0) allocated [mem 0x17effc000-0x17effffff]

 2004 02:03:43.910374  <6>[    0.027454] Zone ranges:

 2005 02:03:43.917292  <6>[    0.027459]   DMA      [mem 0x0000000000001000-0x0000000000ffffff]

 2006 02:03:43.924118  <6>[    0.027467]   DMA32    [mem 0x0000000001000000-0x00000000ffffffff]

 2007 02:03:43.931923  <6>[    0.027474]   Normal   [mem 0x0000000100000000-0x000000017effffff]

 2008 02:03:43.937083  <6>[    0.027481] Movable zone start for each node

 2009 02:03:43.941165  <6>[    0.027486] Early memory node ranges

 2010 02:03:43.948120  <6>[    0.027491]   node   0: [mem 0x0000000000001000-0x000000000009ffff]

 2011 02:03:43.956259  <6>[    0.027496]   node   0: [mem 0x0000000000100000-0x000000007a997fff]

 2012 02:03:43.963668  <6>[    0.027501]   node   0: [mem 0x0000000100000000-0x000000017effffff]

 2013 02:03:43.971525  <6>[    0.027507] Initmem setup node 0 [mem 0x0000000000001000-0x000000017effffff]

 2014 02:03:43.978370  <6>[    0.027543] On node 0, zone DMA: 1 pages in unavailable ranges

 2015 02:03:43.985503  <6>[    0.027588] On node 0, zone DMA: 96 pages in unavailable ranges

 2016 02:03:43.994319  <6>[    0.038791] On node 0, zone Normal: 22120 pages in unavailable ranges

 2017 02:03:44.000422  <6>[    0.038867] On node 0, zone Normal: 4096 pages in unavailable ranges

 2018 02:03:44.007525  <6>[    0.038893] Reserving Intel graphics memory at [mem 0x7c000000-0x7fffffff]

 2019 02:03:44.012851  <6>[    0.039252] ACPI: PM-Timer IO Port: 0x1808

 2020 02:03:44.020966  <6>[    0.039308] IOAPIC[0]: apic_id 2, version 32, address 0xfec00000, GSI 0-119

 2021 02:03:44.028741  <6>[    0.039322] ACPI: INT_SRC_OVR (bus 0 bus_irq 0 global_irq 2 dfl dfl)

 2022 02:03:44.036209  <6>[    0.039328] ACPI: INT_SRC_OVR (bus 0 bus_irq 9 global_irq 9 high level)

 2023 02:03:44.043463  <6>[    0.039343] Using ACPI (MADT) for SMP configuration information

 2024 02:03:44.049005  <6>[    0.039349] ACPI: HPET id: 0x8086a701 base: 0xfed00000

 2025 02:03:44.055948  <6>[    0.039357] TSC deadline timer available

 2026 02:03:44.059345  <6>[    0.039363] smpboot: Allowing 4 CPUs, 0 hotplug CPUs

 2027 02:03:44.068396  <6>[    0.039392] PM: hibernation: Registered nosave memory: [mem 0x00000000-0x00000fff]

 2028 02:03:44.077753  <6>[    0.039399] PM: hibernation: Registered nosave memory: [mem 0x000a0000-0x000fffff]

 2029 02:03:44.086702  <6>[    0.039405] PM: hibernation: Registered nosave memory: [mem 0x7a998000-0x7affffff]

 2030 02:03:44.094820  <6>[    0.039409] PM: hibernation: Registered nosave memory: [mem 0x7b000000-0x7fffffff]

 2031 02:03:44.104083  <6>[    0.039414] PM: hibernation: Registered nosave memory: [mem 0x80000000-0xdfffffff]

 2032 02:03:44.112589  <6>[    0.039418] PM: hibernation: Registered nosave memory: [mem 0xe0000000-0xe3ffffff]

 2033 02:03:44.121039  <6>[    0.039422] PM: hibernation: Registered nosave memory: [mem 0xe4000000-0xfdffffff]

 2034 02:03:44.130782  <6>[    0.039427] PM: hibernation: Registered nosave memory: [mem 0xfe000000-0xfe00ffff]

 2035 02:03:44.138276  <6>[    0.039431] PM: hibernation: Registered nosave memory: [mem 0xfe010000-0xfed0ffff]

 2036 02:03:44.147069  <6>[    0.039435] PM: hibernation: Registered nosave memory: [mem 0xfed10000-0xfed19fff]

 2037 02:03:44.156033  <6>[    0.039440] PM: hibernation: Registered nosave memory: [mem 0xfed1a000-0xfed7ffff]

 2038 02:03:44.165086  <6>[    0.039444] PM: hibernation: Registered nosave memory: [mem 0xfed80000-0xfed84fff]

 2039 02:03:44.173670  <6>[    0.039449] PM: hibernation: Registered nosave memory: [mem 0xfed85000-0xfed8ffff]

 2040 02:03:44.182986  <6>[    0.039453] PM: hibernation: Registered nosave memory: [mem 0xfed90000-0xfed91fff]

 2041 02:03:44.191009  <6>[    0.039457] PM: hibernation: Registered nosave memory: [mem 0xfed92000-0xffffffff]

 2042 02:03:44.198203  <6>[    0.039466] [mem 0x80000000-0xdfffffff] available for PCI devices

 2043 02:03:44.210517  <6>[    0.039474] clocksource: refined-jiffies: mask: 0xffffffff max_cycles: 0xffffffff, max_idle_ns: 1910969940391419 ns

 2044 02:03:44.218968  <6>[    0.056925] setup_percpu: NR_CPUS:64 nr_cpumask_bits:64 nr_cpu_ids:4 nr_node_ids:1

 2045 02:03:44.227349  <6>[    0.057236] percpu: Embedded 59 pages/cpu s200848 r8192 d32624 u524288

 2046 02:03:44.235694  <6>[    0.057318] Built 1 zonelists, mobility grouping on.  Total pages: 1006266

 2047 02:03:44.238971  <6>[    0.057323] Policy zone: Normal

 2048 02:03:44.267246  <5>[    0.057338] Kernel command line: earlyprintk=uart8250,mmio32,0xde000000,115200n8 console_msg_format=syslog earlycon console=ttyS0,115200n8 root=/dev/nfs rw nfsroot=192.168.201.1:/var/lib/lava/dispatcher/tmp/10716720/extract-nfsrootfs-om7xp1jb,tcp,hard ip=dhcp tftpserverip=192.168.201.1

 2049 02:03:44.276569  <6>[    0.057924] Dentry cache hash table entries: 524288 (order: 10, 4194304 bytes, linear)

 2050 02:03:44.285090  <6>[    0.058183] Inode-cache hash table entries: 262144 (order: 9, 2097152 bytes, linear)

 2051 02:03:44.292547  <6>[    0.058277] mem auto-init: stack:off, heap alloc:off, heap free:off

 2052 02:03:44.308646  <6>[    0.080585] Memory: 3878200K/4089052K available (22546K kernel code, 3691K rwdata, 9380K rodata, 2148K init, 14096K bss, 210592K reserved, 0K cma-reserved)

 2053 02:03:44.316214  <6>[    0.080737] SLUB: HWalign=64, Order=0-3, MinObjects=0, CPUs=4, Nodes=1

 2054 02:03:44.322180  <6>[    0.080798] Kernel/User page tables isolation: enabled

 2055 02:03:44.328222  <6>[    0.080903] ftrace: allocating 60761 entries in 238 pages

 2056 02:03:44.334414  <6>[    0.149120] ftrace: allocated 238 pages with 6 groups

 2057 02:03:44.339734  <6>[    0.149422] Running RCU self tests

 2058 02:03:44.344147  <6>[    0.149438] rcu: Hierarchical RCU implementation.

 2059 02:03:44.351758  <6>[    0.149443] rcu: 	RCU event tracing is enabled.

 2060 02:03:44.355864  <6>[    0.149447] rcu: 	RCU lockdep checking is enabled.

 2061 02:03:44.363217  <6>[    0.149452] rcu: 	RCU restricting CPUs from NR_CPUS=64 to nr_cpu_ids=4.

 2062 02:03:44.367967  <6>[    0.149458] 	Rude variant of Tasks RCU enabled.

 2063 02:03:44.373878  <6>[    0.149462] 	Tracing variant of Tasks RCU enabled.

 2064 02:03:44.382899  <6>[    0.149467] rcu: RCU calculated value of scheduler-enlistment delay is 100 jiffies.

 2065 02:03:44.390640  <6>[    0.149472] rcu: Adjusting geometry for rcu_fanout_leaf=16, nr_cpu_ids=4

 2066 02:03:44.397594  <6>[    0.159759] NR_IRQS: 4352, nr_irqs: 1024, preallocated irqs: 16

 2067 02:03:44.401732  <5>[    0.160251] random: crng init done

 2068 02:03:44.407934  <6>[    0.160361] Console: colour dummy device 80x25

 2069 02:03:44.411528  <6>[    0.238934] printk: console [ttyS0] enabled

 2070 02:03:44.420893  <4>[    0.239325] Lock dependency validator: Copyright (c) 2006 Red Hat, Inc., Ingo Molnar

 2071 02:03:44.426167  <4>[    0.240009] ... MAX_LOCKDEP_SUBCLASSES:  8

 2072 02:03:44.431198  <4>[    0.240391] ... MAX_LOCK_DEPTH:          48

 2073 02:03:44.436049  <4>[    0.240781] ... MAX_LOCKDEP_KEYS:        8192

 2074 02:03:44.441062  <4>[    0.241186] ... CLASSHASH_SIZE:          4096

 2075 02:03:44.447073  <4>[    0.241590] ... MAX_LOCKDEP_ENTRIES:     32768

 2076 02:03:44.452754  <4>[    0.242000] ... MAX_LOCKDEP_CHAINS:      65536

 2077 02:03:44.457575  <4>[    0.242411] ... CHAINHASH_SIZE:          32768

 2078 02:03:44.463172  <4>[    0.242822]  memory used by lock dependency info: 6365 kB

 2079 02:03:44.469999  <4>[    0.243312]  memory used for stack traces: 4224 kB

 2080 02:03:44.476662  <4>[    0.243752]  per task-struct memory footprint: 1920 bytes

 2081 02:03:44.480503  <6>[    0.244300] ACPI: Core revision 20200925

 2082 02:03:44.486874  <6>[    0.244900] hpet: HPET dysfunctional in PC10. Force disabled.

 2083 02:03:44.493066  <6>[    0.245423] APIC: Switch to symmetric I/O mode setup

 2084 02:03:44.505628  <6>[    0.249925] clocksource: tsc-early: mask: 0xffffffffffffffff max_cycles: 0x170fff30cc4, max_idle_ns: 440795237869 ns

 2085 02:03:44.517003  <6>[    0.250871] Calibrating delay loop (skipped), value calculated using timer frequency.. 3199.92 BogoMIPS (lpj=1599960)

 2086 02:03:44.522933  <6>[    0.251799] pid_max: default: 32768 minimum: 301

 2087 02:03:44.528529  <6>[    0.251852] LSM: Security Framework initializing

 2088 02:03:44.532637  <6>[    0.251852] SELinux:  Initializing.

 2089 02:03:44.537040  <6>[    0.251852] LSM support for eBPF active

 2090 02:03:44.545694  <6>[    0.251852] Mount-cache hash table entries: 8192 (order: 4, 65536 bytes, linear)

 2091 02:03:44.554611  <6>[    0.251852] Mountpoint-cache hash table entries: 8192 (order: 4, 65536 bytes, linear)

 2092 02:03:44.560455  <6>[    0.251852] mce: CPU0: Thermal monitoring enabled (TM1)

 2093 02:03:44.566362  <6>[    0.251852] process: using mwait in idle threads

 2094 02:03:44.573209  <6>[    0.251852] Last level iTLB entries: 4KB 64, 2MB 8, 4MB 8

 2095 02:03:44.579199  <6>[    0.251852] Last level dTLB entries: 4KB 64, 2MB 0, 4MB 0, 1GB 4

 2096 02:03:44.589358  <6>[    0.251852] Spectre V1 : Mitigation: usercopy/swapgs barriers and __user pointer sanitization

 2097 02:03:44.595171  <6>[    0.251852] Spectre V2 : Mitigation: IBRS

 2098 02:03:44.603506  <6>[    0.251852] Spectre V2 : Spectre v2 / SpectreRSB mitigation: Filling RSB on context switch

 2099 02:03:44.611891  <6>[    0.251852] Spectre V2 : Spectre v2 / SpectreRSB : Filling RSB on VMEXIT

 2100 02:03:44.617021  <6>[    0.251852] RETBleed: Mitigation: IBRS

 2101 02:03:44.625954  <6>[    0.251852] Spectre V2 : mitigation: Enabling conditional Indirect Branch Prediction Barrier

 2102 02:03:44.633732  <6>[    0.251852] Spectre V2 : User space: Mitigation: STIBP via seccomp and prctl

 2103 02:03:44.645058  <6>[    0.251852] Speculative Store Bypass: Mitigation: Speculative Store Bypass disabled via prctl and seccomp

 2104 02:03:44.652102  <6>[    0.251852] MDS: Vulnerable: Clear CPU buffers attempted, no microcode

 2105 02:03:44.661078  <6>[    0.251852] MMIO Stale Data: Vulnerable: Clear CPU buffers attempted, no microcode

 2106 02:03:44.666675  <6>[    0.251852] SRBDS: Vulnerable: No microcode

 2107 02:03:44.670395  Setting prompt string to ['-+\\[ end trace \\w* \\]-+[^\\n]*\\r', '/ #', 'Login timed out', 'Login incorrect']
 2108 02:03:44.672629  <4>[    0.251852] ------------[ cut here ]------------

 2109 02:03:44.683999  <4>[    0.251852] missing return thunk: lkdtm_rodata_do_nothing+0x0/0x10-lkdtm_rodata_do_nothing+0x5/0x10: e9 00 00 00 00

 2110 02:03:44.694139  <4>[    0.251852] WARNING: CPU: 0 PID: 0 at arch/x86/kernel/alternative.c:712 apply_returns+0x1f5/0x220

 2111 02:03:44.697324  <4>[    0.251852] Modules linked in:

 2112 02:03:44.705075  <4>[    0.251852] CPU: 0 PID: 0 Comm: swapper/0 Not tainted 5.10.182-cip35 #1

 2113 02:03:44.712459  <4>[    0.251852] Hardware name: Google Rammus/Rammus, BIOS  09/04/2020

 2114 02:03:44.718681  <4>[    0.251852] RIP: 0010:apply_returns+0x1f5/0x220

 2115 02:03:44.739549  <4>[    0.251852] Code: 46 02 00 0f 85 e1 fe ff ff 49 89 e8 b9 05 00 00 00 4c 89 f2 48 89 ee 48 c7 c7 c8 61 ef 90 c6 05 6b ea 46 02 01 e8 82 e7 10 01 <0f> 0b e9 b9 fe ff ff 44 89 f9 c7 00 cc cc cc cc c7 44 08 fc cc cc

 2116 02:03:44.747255  <4>[    0.251852] RSP: 0000:ffffffff91203de0 EFLAGS: 00010282

 2117 02:03:44.754876  <4>[    0.251852] RAX: 0000000000000000 RBX: ffffffff91e0b2f4 RCX: 0000000000000000

 2118 02:03:44.761596  <4>[    0.251852] RDX: 0000000000000000 RSI: 0000000000000000 RDI: ffffffff8f177c91

 2119 02:03:44.770398  <4>[    0.251852] RBP: ffffffff90b7ece0 R08: 0000000000000001 R09: 0000000000000001

 2120 02:03:44.778485  <4>[    0.251852] R10: ffffffff9128fee0 R11: 3fffffffffffffff R12: ffffffff91e233fc

 2121 02:03:44.788784  <4>[    0.251852] R13: cccccccccccccccc R14: ffffffff90b7ece5 R15: 0000000000000004

 2122 02:03:44.796556  <4>[    0.251852] FS:  0000000000000000(0000) GS:ffff9e047ac00000(0000) knlGS:0000000000000000

 2123 02:03:44.802284  <4>[    0.251852] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033

 2124 02:03:44.810561  <4>[    0.251852] CR2: ffff9e0423001000 CR3: 0000000121626001 CR4: 00000000003706f0

 2125 02:03:44.814217  <4>[    0.251852] Call Trace:

 2126 02:03:44.818232  <4>[    0.251852]  ? __warn+0x80/0x110

 2127 02:03:44.822808  <4>[    0.251852]  ? apply_returns+0x1f5/0x220

 2128 02:03:44.827328  <4>[    0.251852]  ? report_bug+0x9e/0xc0

 2129 02:03:44.831276  <4>[    0.251852]  ? __warn_printk+0x6c/0x8d

 2130 02:03:44.835419  <4>[    0.251852]  ? handle_bug+0x41/0x90

 2131 02:03:44.840532  <4>[    0.251852]  ? exc_invalid_op+0x14/0x70

 2132 02:03:44.847212  <4>[    0.251852]  ? asm_exc_invalid_op+0x12/0x20

 2133 02:03:44.849854  <4>[    0.251852]  ? console_unlock+0x4d1/0x5f0

 2134 02:03:44.854517  <4>[    0.251852]  ? apply_returns+0x1f5/0x220

 2135 02:03:44.860247  <4>[    0.251852]  alternative_instructions+0x7d/0x143

 2136 02:03:44.864076  <4>[    0.251852]  check_bugs+0xe9f/0xefb

 2137 02:03:44.868656  <4>[    0.251852]  start_kernel+0x517/0x54d

 2138 02:03:44.874583  <4>[    0.251852]  secondary_startup_64_no_verify+0xc2/0xcb

 2139 02:03:44.879655  <4>[    0.251852] irq event stamp: 198821

 2140 02:03:44.888650  <4>[    0.251852] hardirqs last  enabled at (198829): [<ffffffff8f177c91>] console_unlock+0x4d1/0x5f0

 2141 02:03:44.898642  <4>[    0.251852] hardirqs last disabled at (198836): [<ffffffff8f177c04>] console_unlock+0x444/0x5f0

 2142 02:03:44.910039  <4>[    0.251852] softirqs last  enabled at (1828): [<ffffffff8f1cf4cb>] cgroup_idr_alloc.constprop.0+0x5b/0xe0

 2143 02:03:44.922030  <4>[    0.251852] softirqs last disabled at (1826): [<ffffffff8f1cf49e>] cgroup_idr_alloc.constprop.0+0x2e/0xe0

 2144 02:03:44.926961  <4>[    0.251852] ---[ end trace 19f7a216b67dc043 ]---

 2145 02:03:44.927367  Setting prompt string to ['-\\[ cut here \\]', 'Unhandled fault', 'BUG: KCSAN:', 'BUG: KASAN:', 'BUG: KFENCE:', 'Oops(?: -|:)', 'WARNING:', '(kernel BUG at|BUG:)', 'invalid opcode:', 'Kernel panic - not syncing', '/ #', 'Login timed out', 'Login incorrect']
 2146 02:03:44.927482  login-action: kernel 'warning'
 2147 02:03:44.927583  [login-action] Waiting for messages, (timeout 00:04:24)
 2148 02:03:44.931674  <6>[    0.251852] Freeing SMP alternatives memory: 48K

 2149 02:03:44.991090  <6>[    0.251852] smpboot: CPU0: Intel(R) Core(TM) m3-8100Y CPU @ 1.10GHz (family: 0x6, model: 0x8e, stepping: 0x9)

 2150 02:03:45.002008  <6>[    0.252975] Performance Events: PEBS fmt3+, Skylake events, 32-deep LBR, full-width counters, Intel PMU driver.

 2151 02:03:45.008538  <6>[    0.253870] ... version:                4

 2152 02:03:45.008716  <6>[    0.254249] ... bit width:              48

 2153 02:03:45.009009  <6>[    0.254632] ... generic registers:      4

 2154 02:03:45.009853  <6>[    0.254858] ... value mask:             0000ffffffffffff

 2155 02:03:45.010827  <6>[    0.255345] ... max period:             00007fffffffffff

 2156 02:03:45.011351  <6>[    0.255857] ... fixed-purpose events:   3

 2157 02:03:45.011822  <6>[    0.256236] ... event mask:             000000070000000f

 2158 02:03:45.012337  <6>[    0.257448] rcu: Hierarchical SRCU implementation.

 2159 02:03:45.013625  <6>[    0.260450] smp: Bringing up secondary CPUs ...

 2160 02:03:45.013709  <6>[    0.261916] x86: Booting SMP configuration:

 2161 02:03:45.014353  <6>[    0.262332] .... node  #0, CPUs:      #1

 2162 02:03:45.029408  <4>[    0.263271] MDS CPU bug present and SMT on, data leak possible. See https://www.kernel.org/doc/html/latest/admin-guide/hw-vuln/mds.html for more details.

 2163 02:03:45.048354  <4>[    0.264860] MMIO Stale Data CPU bug present and SMT on, data leak possible. See https://www.kernel.org/doc/html/latest/admin-guide/hw-vuln/processor_mmio_stale_data.html for more details.

 2164 02:03:45.050596  <4>[    0.266500]  #2 #3

 2165 02:03:45.056460  <6>[    0.269923] smp: Brought up 1 node, 4 CPUs

 2166 02:03:45.060759  <6>[    0.270518] smpboot: Max logical packages: 1

 2167 02:03:45.068657  <6>[    0.270860] smpboot: Total of 4 processors activated (12799.68 BogoMIPS)

 2168 02:03:45.073446  <6>[    0.273861] devtmpfs: initialized

 2169 02:03:45.077733  <6>[    0.275108] x86/mm: Memory block size: 128MB

 2170 02:03:45.088738  <6>[    0.280977] clocksource: jiffies: mask: 0xffffffff max_cycles: 0xffffffff, max_idle_ns: 1911260446275000 ns

 2171 02:03:45.097019  <6>[    0.281875] futex hash table entries: 1024 (order: 5, 131072 bytes, linear)

 2172 02:03:45.103195  <6>[    0.283266] pinctrl core: initialized pinctrl subsystem

 2173 02:03:45.109014  <6>[    0.285282] PM: RTC time: 02:03:42, date: 2023-06-14

 2174 02:03:45.113976  <6>[    0.286559] NET: Registered protocol family 16

 2175 02:03:45.120764  <6>[    0.287944] audit: initializing netlink subsys (disabled)

 2176 02:03:45.131272  <5>[    0.288479] audit: type=2000 audit(1686708221.037:1): state=initialized audit_enabled=0 res=1

 2177 02:03:45.137275  <6>[    0.289645] thermal_sys: Registered thermal governor 'step_wise'

 2178 02:03:45.145420  <6>[    0.289861] thermal_sys: Registered thermal governor 'user_space'

 2179 02:03:45.148981  <6>[    0.290509] cpuidle: using governor menu

 2180 02:03:45.154017  <6>[    0.291313] ACPI: bus type PCI registered

 2181 02:03:45.164698  <6>[    0.292301] PCI: MMCONFIG for domain 0000 [bus 00-3f] at [mem 0xe0000000-0xe3ffffff] (base 0xe0000000)

 2182 02:03:45.173159  <6>[    0.292865] PCI: MMCONFIG at [mem 0xe0000000-0xe3ffffff] reserved in E820

 2183 02:03:45.179263  <6>[    0.293512] PCI: Using configuration type 1 for base access

 2184 02:03:45.184021  <6>[    0.342246] Kprobes globally optimized

 2185 02:03:45.192089  <6>[    0.343009] HugeTLB registered 1.00 GiB page size, pre-allocated 0 pages

 2186 02:03:45.199460  <6>[    0.343871] HugeTLB registered 2.00 MiB page size, pre-allocated 0 pages

 2187 02:03:45.207277  <6>[    0.344931] cryptomgr_test (39) used greatest stack depth: 15272 bytes left

 2188 02:03:45.216427  <6>[    0.345089] cryptomgr_test (38) used greatest stack depth: 14880 bytes left

 2189 02:03:45.220343  <6>[    0.349222] ACPI: Added _OSI(Module Device)

 2190 02:03:45.227327  <6>[    0.349619] ACPI: Added _OSI(Processor Device)

 2191 02:03:45.231764  <6>[    0.350867] ACPI: Added _OSI(3.0 _SCP Extensions)

 2192 02:03:45.238551  <6>[    0.351304] ACPI: Added _OSI(Processor Aggregator Device)

 2193 02:03:45.243778  <6>[    0.351861] ACPI: Added _OSI(Linux-Dell-Video)

 2194 02:03:45.251116  <6>[    0.352278] ACPI: Added _OSI(Linux-Lenovo-NV-HDMI-Audio)

 2195 02:03:45.255579  <6>[    0.352861] ACPI: Added _OSI(Linux-HPI-Hybrid-Graphics)

 2196 02:03:45.263110  <6>[    0.369932] ACPI: 2 ACPI AML tables successfully acquired and loaded

 2197 02:03:45.267225  <6>[    0.381114] ACPI: EC: EC started

 2198 02:03:45.271523  <6>[    0.381452] ACPI: EC: interrupt blocked

 2199 02:03:45.277144  <6>[    0.382872] ACPI: EC: EC_CMD/EC_SC=0x66, EC_DATA=0x62

 2200 02:03:45.285972  <6>[    0.383342] ACPI: \_SB_.PCI0.LPCB.EC0_: Boot DSDT EC used to handle transactions

 2201 02:03:45.290433  <6>[    0.384860] ACPI: Interpreter enabled

 2202 02:03:45.294835  <6>[    0.385287] ACPI: (supports S0 S3 S4 S5)

 2203 02:03:45.301012  <6>[    0.385860] ACPI: Using IOAPIC for interrupt routing

 2204 02:03:45.311231  <6>[    0.386402] PCI: Using host bridge windows from ACPI; if necessary, use "pci=nocrs" and report a bug

 2205 02:03:45.317005  <6>[    0.410655] ACPI: Power Resource [PRIC] (on)

 2206 02:03:45.324280  <6>[    0.544603] ACPI: PCI Root Bridge [PCI0] (domain 0000 [bus 00-ff])

 2207 02:03:45.335357  <6>[    0.544870] acpi PNP0A08:00: _OSC: OS supports [ExtendedConfig ASPM ClockPM Segments MSI HPX-Type3]

 2208 02:03:45.342831  <6>[    0.546179] acpi PNP0A08:00: _OSC: OS now controls [PME PCIeCapability LTR]

 2209 02:03:45.355012  <6>[    0.547938] acpi PNP0A08:00: [Firmware Info]: MMCONFIG for domain 0000 [bus 00-3f] only partially covers this bridge

 2210 02:03:45.358937  <6>[    0.549527] PCI host bridge to bus 0000:00

 2211 02:03:45.366544  <6>[    0.549864] pci_bus 0000:00: root bus resource [io  0x0000-0x0cf7 window]

 2212 02:03:45.374551  <6>[    0.550475] pci_bus 0000:00: root bus resource [io  0x0d00-0xffff window]

 2213 02:03:45.384056  <6>[    0.551862] pci_bus 0000:00: root bus resource [mem 0x000a0000-0x000bffff window]

 2214 02:03:45.392753  <6>[    0.552530] pci_bus 0000:00: root bus resource [mem 0x000c0000-0x000c3fff window]

 2215 02:03:45.402154  <6>[    0.552859] pci_bus 0000:00: root bus resource [mem 0x000c4000-0x000c7fff window]

 2216 02:03:45.409931  <6>[    0.553526] pci_bus 0000:00: root bus resource [mem 0x000c8000-0x000cbfff window]

 2217 02:03:45.418162  <6>[    0.554860] pci_bus 0000:00: root bus resource [mem 0x000cc000-0x000cffff window]

 2218 02:03:45.426579  <6>[    0.555528] pci_bus 0000:00: root bus resource [mem 0x000d0000-0x000d3fff window]

 2219 02:03:45.436687  <6>[    0.556860] pci_bus 0000:00: root bus resource [mem 0x000d4000-0x000d7fff window]

 2220 02:03:45.444073  <6>[    0.557527] pci_bus 0000:00: root bus resource [mem 0x000d8000-0x000dbfff window]

 2221 02:03:45.454013  <6>[    0.557860] pci_bus 0000:00: root bus resource [mem 0x000dc000-0x000dffff window]

 2222 02:03:45.462106  <6>[    0.558527] pci_bus 0000:00: root bus resource [mem 0x000e0000-0x000e3fff window]

 2223 02:03:45.470543  <6>[    0.559861] pci_bus 0000:00: root bus resource [mem 0x000e4000-0x000e7fff window]

 2224 02:03:45.480496  <6>[    0.560528] pci_bus 0000:00: root bus resource [mem 0x000e8000-0x000ebfff window]

 2225 02:03:45.487835  <6>[    0.561860] pci_bus 0000:00: root bus resource [mem 0x000ec000-0x000effff window]

 2226 02:03:45.496192  <6>[    0.562527] pci_bus 0000:00: root bus resource [mem 0x000f0000-0x000fffff window]

 2227 02:03:45.505561  <6>[    0.562860] pci_bus 0000:00: root bus resource [mem 0x80000001-0xdfffffff window]

 2228 02:03:45.515254  <6>[    0.563527] pci_bus 0000:00: root bus resource [mem 0x800000000-0xbffffffff window]

 2229 02:03:45.522276  <6>[    0.564861] pci_bus 0000:00: root bus resource [mem 0xfd000000-0xfe7fffff window]

 2230 02:03:45.531544  <6>[    0.565528] pci_bus 0000:00: root bus resource [mem 0xfed40000-0xfed44fff window]

 2231 02:03:45.537729  <6>[    0.566861] pci_bus 0000:00: root bus resource [bus 00-ff]

 2232 02:03:45.545400  <6>[    0.567464] pci 0000:00:00.0: [8086:590c] type 00 class 0x060000

 2233 02:03:45.552806  <6>[    0.569227] pci 0000:00:02.0: [8086:591c] type 00 class 0x030000

 2234 02:03:45.559791  <6>[    0.569885] pci 0000:00:02.0: reg 0x10: [mem 0xd0000000-0xd0ffffff 64bit]

 2235 02:03:45.568735  <6>[    0.570510] pci 0000:00:02.0: reg 0x18: [mem 0xc0000000-0xcfffffff 64bit pref]

 2236 02:03:45.574869  <6>[    0.571870] pci 0000:00:02.0: reg 0x20: [io  0x1c00-0x1c3f]

 2237 02:03:45.581204  <6>[    0.573282] pci 0000:00:04.0: [8086:1903] type 00 class 0x118000

 2238 02:03:45.590256  <6>[    0.573887] pci 0000:00:04.0: reg 0x10: [mem 0xd1120000-0xd1127fff 64bit]

 2239 02:03:45.596558  <6>[    0.575541] pci 0000:00:08.0: [8086:1911] type 00 class 0x088000

 2240 02:03:45.604844  <6>[    0.576888] pci 0000:00:08.0: reg 0x10: [mem 0xd1130000-0xd1130fff 64bit]

 2241 02:03:45.611195  <6>[    0.578420] pci 0000:00:14.0: [8086:9d2f] type 00 class 0x0c0330

 2242 02:03:45.619499  <6>[    0.578899] pci 0000:00:14.0: reg 0x10: [mem 0xd1100000-0xd110ffff 64bit]

 2243 02:03:45.627879  <6>[    0.579869] pci 0000:00:14.0: PME# supported from D3hot D3cold

 2244 02:03:45.633052  <6>[    0.581441] pci 0000:00:14.2: [8086:9d31] type 00 class 0x118000

 2245 02:03:45.641889  <6>[    0.582903] pci 0000:00:14.2: reg 0x10: [mem 0xd1131000-0xd1131fff 64bit]

 2246 02:03:45.647703  <6>[    0.584470] pci 0000:00:15.0: [8086:9d60] type 00 class 0x118000

 2247 02:03:45.656232  <6>[    0.584914] pci 0000:00:15.0: reg 0x10: [mem 0xd1132000-0xd1132fff 64bit]

 2248 02:03:45.662760  <6>[    0.586606] pci 0000:00:15.1: [8086:9d61] type 00 class 0x118000

 2249 02:03:45.671501  <6>[    0.587912] pci 0000:00:15.1: reg 0x10: [mem 0xd1133000-0xd1133fff 64bit]

 2250 02:03:45.677880  <6>[    0.589638] pci 0000:00:19.0: [8086:9d66] type 00 class 0x118000

 2251 02:03:45.686576  <6>[    0.589908] pci 0000:00:19.0: reg 0x10: [mem 0xfe034000-0xfe034fff 64bit]

 2252 02:03:45.694766  <6>[    0.590541] pci 0000:00:19.0: reg 0x18: [mem 0xd1135000-0xd1135fff 64bit]

 2253 02:03:45.701206  <6>[    0.592936] pci 0000:00:19.1: [8086:9d65] type 00 class 0x118000

 2254 02:03:45.710073  <6>[    0.593520] pci 0000:00:19.1: reg 0x10: [mem 0xd1136000-0xd1136fff 64bit]

 2255 02:03:45.716555  <6>[    0.596002] pci 0000:00:1c.0: [8086:9d10] type 01 class 0x060400

 2256 02:03:45.723542  <6>[    0.596956] pci 0000:00:1c.0: PME# supported from D0 D3hot D3cold

 2257 02:03:45.729951  <6>[    0.598532] pci 0000:00:1e.0: [8086:9d27] type 00 class 0x118000

 2258 02:03:45.738525  <6>[    0.598908] pci 0000:00:1e.0: reg 0x10: [mem 0xd1137000-0xd1137fff 64bit]

 2259 02:03:45.744966  <6>[    0.600608] pci 0000:00:1e.2: [8086:9d29] type 00 class 0x118000

 2260 02:03:45.753839  <6>[    0.601908] pci 0000:00:1e.2: reg 0x10: [mem 0xd1138000-0xd1138fff 64bit]

 2261 02:03:45.759811  <6>[    0.603608] pci 0000:00:1e.4: [8086:9d2b] type 00 class 0x080501

 2262 02:03:45.767468  <6>[    0.603901] pci 0000:00:1e.4: reg 0x10: [mem 0xd1139000-0xd1139fff 64bit]

 2263 02:03:45.775141  <6>[    0.605919] pci 0000:00:1e.6: [8086:9d2d] type 00 class 0x080501

 2264 02:03:45.783316  <6>[    0.606497] pci 0000:00:1e.6: reg 0x10: [mem 0xd113a000-0xd113afff 64bit]

 2265 02:03:45.789623  <6>[    0.608918] pci 0000:00:1f.0: [8086:9d4b] type 00 class 0x060100

 2266 02:03:45.796806  <6>[    0.610499] pci 0000:00:1f.2: [8086:9d21] type 00 class 0x058000

 2267 02:03:45.804087  <6>[    0.611894] pci 0000:00:1f.2: reg 0x10: [mem 0xd1128000-0xd112bfff]

 2268 02:03:45.811020  <6>[    0.613479] pci 0000:00:1f.3: [8086:9d71] type 00 class 0x040100

 2269 02:03:45.819199  <6>[    0.613906] pci 0000:00:1f.3: reg 0x10: [mem 0xd112c000-0xd112ffff 64bit]

 2270 02:03:45.826541  <6>[    0.614569] pci 0000:00:1f.3: reg 0x20: [mem 0xd1110000-0xd111ffff 64bit]

 2271 02:03:45.834487  <6>[    0.615981] pci 0000:00:1f.3: PME# supported from D3hot D3cold

 2272 02:03:45.840414  <6>[    0.617537] pci 0000:00:1f.4: [8086:9d23] type 00 class 0x0c0500

 2273 02:03:45.849011  <6>[    0.617926] pci 0000:00:1f.4: reg 0x10: [mem 0xd113c000-0xd113c0ff 64bit]

 2274 02:03:45.855149  <6>[    0.618605] pci 0000:00:1f.4: reg 0x20: [io  0xefa0-0xefbf]

 2275 02:03:45.862295  <6>[    0.620645] pci 0000:00:1f.5: [8086:9d24] type 00 class 0x000000

 2276 02:03:45.869090  <6>[    0.620894] pci 0000:00:1f.5: reg 0x10: [mem 0xfe010000-0xfe010fff]

 2277 02:03:45.878165  <6>[    0.623425] pci 0000:01:00.0: [8086:095a] type 00 class 0x028000

 2278 02:03:45.885143  <6>[    0.625154] pci 0000:01:00.0: reg 0x10: [mem 0xd1000000-0xd1001fff 64bit]

 2279 02:03:45.891171  <6>[    0.627458] pci 0000:01:00.0: PME# supported from D0 D3hot D3cold

 2280 02:03:45.897670  <6>[    0.631637] pci 0000:00:1c.0: PCI bridge to [bus 01]

 2281 02:03:45.905828  <6>[    0.631877] pci 0000:00:1c.0:   bridge window [mem 0xd1000000-0xd10fffff]

 2282 02:03:45.913669  <6>[    0.634355] ACPI: PCI Interrupt Link [LNKA] (IRQs 3 4 5 6 10 12 14 15) *11

 2283 02:03:45.920911  <6>[    0.636165] ACPI: PCI Interrupt Link [LNKB] (IRQs 3 4 5 6 *10 12 14 15)

 2284 02:03:45.929711  <6>[    0.637152] ACPI: PCI Interrupt Link [LNKC] (IRQs 3 4 5 6 10 12 14 15) *11

 2285 02:03:45.937729  <6>[    0.638149] ACPI: PCI Interrupt Link [LNKD] (IRQs 3 4 5 6 10 12 14 15) *11

 2286 02:03:45.945601  <6>[    0.639145] ACPI: PCI Interrupt Link [LNKE] (IRQs 3 4 5 6 10 12 14 15) *11

 2287 02:03:45.953161  <6>[    0.640147] ACPI: PCI Interrupt Link [LNKF] (IRQs 3 4 5 6 10 12 14 15) *11

 2288 02:03:45.960802  <6>[    0.642145] ACPI: PCI Interrupt Link [LNKG] (IRQs 3 4 5 6 10 12 14 15) *11

 2289 02:03:45.969203  <6>[    0.643150] ACPI: PCI Interrupt Link [LNKH] (IRQs 3 4 5 6 10 12 14 15) *11

 2290 02:03:45.974077  <6>[    0.651532] ACPI: EC: interrupt unblocked

 2291 02:03:45.979063  <6>[    0.651858] ACPI: EC: event unblocked

 2292 02:03:45.984632  <6>[    0.652219] ACPI: EC: EC_CMD/EC_SC=0x66, EC_DATA=0x62

 2293 02:03:45.987830  <6>[    0.652859] ACPI: EC: GPE=0x6e

 2294 02:03:45.996751  <6>[    0.653163] ACPI: \_SB_.PCI0.LPCB.EC0_: Boot DSDT EC initialization complete

 2295 02:03:46.004933  <6>[    0.654863] ACPI: \_SB_.PCI0.LPCB.EC0_: EC: Used to handle transactions and events

 2296 02:03:46.010690  <6>[    0.656197] iommu: Default domain type: Translated 

 2297 02:03:46.017638  <6>[    0.657138] pci 0000:00:02.0: vgaarb: setting as boot VGA device

 2298 02:03:46.027693  <6>[    0.657495] pci 0000:00:02.0: vgaarb: VGA device added: decodes=io+mem,owns=io+mem,locks=none

 2299 02:03:46.034508  <6>[    0.658894] pci 0000:00:02.0: vgaarb: bridge control possible

 2300 02:03:46.038142  <6>[    0.659418] vgaarb: loaded

 2301 02:03:46.042122  <5>[    0.660491] SCSI subsystem initialized

 2302 02:03:46.046721  <6>[    0.662104] ACPI: bus type USB registered

 2303 02:03:46.053758  <6>[    0.662104] usbcore: registered new interface driver usbfs

 2304 02:03:46.060202  <6>[    0.662515] usbcore: registered new interface driver hub

 2305 02:03:46.065824  <6>[    0.663900] usbcore: registered new device driver usb

 2306 02:03:46.070223  <6>[    0.664486] mc: Linux media interface: v0.10

 2307 02:03:46.076730  <6>[    0.664892] videodev: Linux video capture interface: v2.00

 2308 02:03:46.082906  <6>[    0.665430] pps_core: LinuxPPS API ver. 1 registered

 2309 02:03:46.093397  <6>[    0.665858] pps_core: Software ver. 5.3.6 - Copyright 2005-2007 Rodolfo Giometti <giometti@linux.it>

 2310 02:03:46.098048  <6>[    0.666871] PTP clock support registered

 2311 02:03:46.105866  <6>[    0.668109] Advanced Linux Sound Architecture Driver Initialized.

 2312 02:03:46.109784  <6>[    0.670081] NetLabel: Initializing

 2313 02:03:46.114710  <6>[    0.670412] NetLabel:  domain hash size = 128

 2314 02:03:46.121406  <6>[    0.671864] NetLabel:  protocols = UNLABELED CIPSOv4 CALIPSO

 2315 02:03:46.127982  <6>[    0.672468] NetLabel:  unlabeled traffic allowed by default

 2316 02:03:46.132433  <6>[    0.673013] PCI: Using ACPI for IRQ routing

 2317 02:03:46.138729  <6>[    0.683854] clocksource: Switched to clocksource tsc-early

 2318 02:03:46.144273  <5>[    1.139583] VFS: Disk quotas dquot_6.6.0

 2319 02:03:46.151732  <6>[    1.140028] VFS: Dquot-cache hash table entries: 512 (order 0, 4096 bytes)

 2320 02:03:46.155297  <6>[    1.141125] pnp: PnP ACPI init

 2321 02:03:46.163809  <6>[    1.142293] system 00:00: [mem 0xfed10000-0xfed17fff] has been reserved

 2322 02:03:46.171435  <6>[    1.142914] system 00:00: [mem 0xfed18000-0xfed18fff] has been reserved

 2323 02:03:46.179178  <6>[    1.143513] system 00:00: [mem 0xfed19000-0xfed19fff] has been reserved

 2324 02:03:46.186365  <6>[    1.144125] system 00:00: [mem 0xe0000000-0xe3ffffff] has been reserved

 2325 02:03:46.193910  <6>[    1.144735] system 00:00: [mem 0xfed20000-0xfed3ffff] has been reserved

 2326 02:03:46.202289  <6>[    1.145333] system 00:00: [mem 0xfed90000-0xfed93fff] could not be reserved

 2327 02:03:46.210109  <6>[    1.145973] system 00:00: [mem 0xfed45000-0xfed8ffff] could not be reserved

 2328 02:03:46.218074  <6>[    1.146599] system 00:00: [mem 0xff000000-0xffffffff] has been reserved

 2329 02:03:46.225364  <6>[    1.147209] system 00:00: [mem 0xfee00000-0xfeefffff] has been reserved

 2330 02:03:46.233160  <6>[    1.147818] system 00:00: [mem 0xfed00000-0xfed003ff] has been reserved

 2331 02:03:46.240579  <6>[    1.149392] system 00:01: [io  0x1800-0x18fe] has been reserved

 2332 02:03:46.247642  <6>[    1.150353] system 00:03: [io  0x0900-0x09fe] has been reserved

 2333 02:03:46.253102  <6>[    1.151173] system 00:04: [io  0x0200] has been reserved

 2334 02:03:46.259569  <6>[    1.151678] system 00:04: [io  0x0204] has been reserved

 2335 02:03:46.266893  <6>[    1.152168] system 00:04: [io  0x0800-0x087f] has been reserved

 2336 02:03:46.273168  <6>[    1.152720] system 00:04: [io  0x0880-0x08ff] has been reserved

 2337 02:03:46.278791  <6>[    1.155768] pnp: PnP ACPI: found 6 devices

 2338 02:03:46.289549  <6>[    1.170912] clocksource: acpi_pm: mask: 0xffffff max_cycles: 0xffffff, max_idle_ns: 2085701024 ns

 2339 02:03:46.293805  <6>[    1.171859] NET: Registered protocol family 2

 2340 02:03:46.302696  <6>[    1.172453] IP idents hash table entries: 65536 (order: 7, 524288 bytes, linear)

 2341 02:03:46.312461  <6>[    1.175017] tcp_listen_portaddr_hash hash table entries: 2048 (order: 5, 163840 bytes, linear)

 2342 02:03:46.321090  <6>[    1.176068] TCP established hash table entries: 32768 (order: 6, 262144 bytes, linear)

 2343 02:03:46.330469  <6>[    1.177013] TCP bind hash table entries: 32768 (order: 9, 2359296 bytes, linear)

 2344 02:03:46.338375  <6>[    1.180050] TCP: Hash tables configured (established 32768 bind 32768)

 2345 02:03:46.346213  <6>[    1.181019] MPTCP token hash table entries: 4096 (order: 6, 360448 bytes, linear)

 2346 02:03:46.354506  <6>[    1.182052] UDP hash table entries: 2048 (order: 6, 327680 bytes, linear)

 2347 02:03:46.363356  <6>[    1.182980] UDP-Lite hash table entries: 2048 (order: 6, 327680 bytes, linear)

 2348 02:03:46.367625  <6>[    1.184093] NET: Registered protocol family 1

 2349 02:03:46.374606  <6>[    1.185281] RPC: Registered named UNIX socket transport module.

 2350 02:03:46.380199  <6>[    1.185873] RPC: Registered udp transport module.

 2351 02:03:46.386127  <6>[    1.186312] RPC: Registered tcp transport module.

 2352 02:03:46.393573  <6>[    1.186758] RPC: Registered tcp NFSv4.1 backchannel transport module.

 2353 02:03:46.398877  <6>[    1.188008] NET: Registered protocol family 44

 2354 02:03:46.404566  <6>[    1.188444] pci 0000:00:1c.0: PCI bridge to [bus 01]

 2355 02:03:46.412224  <6>[    1.188942] pci 0000:00:1c.0:   bridge window [mem 0xd1000000-0xd10fffff]

 2356 02:03:46.419874  <6>[    1.189565] pci_bus 0000:00: resource 4 [io  0x0000-0x0cf7 window]

 2357 02:03:46.427861  <6>[    1.190135] pci_bus 0000:00: resource 5 [io  0x0d00-0xffff window]

 2358 02:03:46.436110  <6>[    1.190778] pci_bus 0000:00: resource 6 [mem 0x000a0000-0x000bffff window]

 2359 02:03:46.443447  <6>[    1.191395] pci_bus 0000:00: resource 7 [mem 0x000c0000-0x000c3fff window]

 2360 02:03:46.450824  <6>[    1.192023] pci_bus 0000:00: resource 8 [mem 0x000c4000-0x000c7fff window]

 2361 02:03:46.458899  <6>[    1.192639] pci_bus 0000:00: resource 9 [mem 0x000c8000-0x000cbfff window]

 2362 02:03:46.467754  <6>[    1.193266] pci_bus 0000:00: resource 10 [mem 0x000cc000-0x000cffff window]

 2363 02:03:46.475956  <6>[    1.193901] pci_bus 0000:00: resource 11 [mem 0x000d0000-0x000d3fff window]

 2364 02:03:46.483408  <6>[    1.194525] pci_bus 0000:00: resource 12 [mem 0x000d4000-0x000d7fff window]

 2365 02:03:46.490998  <6>[    1.195158] pci_bus 0000:00: resource 13 [mem 0x000d8000-0x000dbfff window]

 2366 02:03:46.499155  <6>[    1.195836] pci_bus 0000:00: resource 14 [mem 0x000dc000-0x000dffff window]

 2367 02:03:46.507767  <6>[    1.196461] pci_bus 0000:00: resource 15 [mem 0x000e0000-0x000e3fff window]

 2368 02:03:46.515405  <6>[    1.197095] pci_bus 0000:00: resource 16 [mem 0x000e4000-0x000e7fff window]

 2369 02:03:46.523702  <6>[    1.197729] pci_bus 0000:00: resource 17 [mem 0x000e8000-0x000ebfff window]

 2370 02:03:46.532323  <6>[    1.198353] pci_bus 0000:00: resource 18 [mem 0x000ec000-0x000effff window]

 2371 02:03:46.539830  <6>[    1.198987] pci_bus 0000:00: resource 19 [mem 0x000f0000-0x000fffff window]

 2372 02:03:46.547914  <6>[    1.199611] pci_bus 0000:00: resource 20 [mem 0x80000001-0xdfffffff window]

 2373 02:03:46.557550  <6>[    1.200244] pci_bus 0000:00: resource 21 [mem 0x800000000-0xbffffffff window]

 2374 02:03:46.564912  <6>[    1.200894] pci_bus 0000:00: resource 22 [mem 0xfd000000-0xfe7fffff window]

 2375 02:03:46.572817  <6>[    1.201518] pci_bus 0000:00: resource 23 [mem 0xfed40000-0xfed44fff window]

 2376 02:03:46.579964  <6>[    1.202151] pci_bus 0000:01: resource 1 [mem 0xd1000000-0xd10fffff]

 2377 02:03:46.590088  <6>[    1.203218] pci 0000:00:02.0: Video device with shadowed ROM at [mem 0x000c0000-0x000dffff]

 2378 02:03:46.595062  <6>[    1.206131] PCI: CLS 64 bytes, default 64

 2379 02:03:46.599211  <6>[    1.206940] Unpacking initramfs...

 2380 02:03:46.603697  <6>[    1.669114] Freeing initrd memory: 10400K

 2381 02:03:46.608209  <6>[    1.669576] DMAR: Host address width 39

 2382 02:03:46.614524  <6>[    1.670045] DMAR: DRHD base: 0x000000fed90000 flags: 0x0

 2383 02:03:46.624619  <6>[    1.670604] DMAR: dmar0: reg_base_addr fed90000 ver 1:0 cap 1c0000c40660462 ecap 19e2ff0505e

 2384 02:03:46.632009  <6>[    1.671368] DMAR: RMRR base: 0x0000007b800000 end: 0x0000007fffffff

 2385 02:03:46.638375  <6>[    1.671948] DMAR: DRHD base: 0x000000fed91000 flags: 0x1

 2386 02:03:46.647090  <6>[    1.672453] DMAR: dmar1: reg_base_addr fed91000 ver 1:0 cap d2008c40660462 ecap f050da

 2387 02:03:46.653853  <6>[    1.673273] PCI-DMA: Using software bounce buffering for IO (SWIOTLB)

 2388 02:03:46.663667  <6>[    1.673872] software IO TLB: mapped [mem 0x0000000076998000-0x000000007a998000] (64MB)

 2389 02:03:46.672550  <6>[    1.674815] RAPL PMU: API unit is 2^-32 Joules, 5 fixed counters, 655360 ms ovfl timer

 2390 02:03:46.680007  <6>[    1.675518] RAPL PMU: hw unit of domain pp0-core 2^-14 Joules

 2391 02:03:46.685846  <6>[    1.676068] RAPL PMU: hw unit of domain package 2^-14 Joules

 2392 02:03:46.692264  <6>[    1.676583] RAPL PMU: hw unit of domain dram 2^-14 Joules

 2393 02:03:46.699067  <6>[    1.677099] RAPL PMU: hw unit of domain pp1-gpu 2^-14 Joules

 2394 02:03:46.705668  <6>[    1.677614] RAPL PMU: hw unit of domain psys 2^-14 Joules

 2395 02:03:46.711153  <3>[    1.680057] kvm: already loaded the other module

 2396 02:03:46.718680  <6>[    1.703568] check: Scanning for low memory corruption every 60 seconds

 2397 02:03:46.723686  <5>[    1.707537] Initialise system trusted keyrings

 2398 02:03:46.730576  <6>[    1.708255] workingset: timestamp_bits=56 max_order=20 bucket_order=0

 2399 02:03:46.736677  <5>[    1.729670] NFS: Registering the id_resolver key type

 2400 02:03:46.742105  <5>[    1.730180] Key type id_resolver registered

 2401 02:03:46.746182  <5>[    1.730603] Key type id_legacy registered

 2402 02:03:46.752548  <5>[    1.753319] Key type asymmetric registered

 2403 02:03:46.756986  <5>[    1.753760] Asymmetric key parser 'x509' registered

 2404 02:03:46.766584  <6>[    1.754266] Block layer SCSI generic (bsg) driver version 0.4 loaded (major 248)

 2405 02:03:46.771647  <6>[    1.754962] io scheduler mq-deadline registered

 2406 02:03:46.776981  <6>[    1.755386] io scheduler kyber registered

 2407 02:03:46.780678  <4>[    1.756011] test_firmware: interface ready

 2408 02:03:46.787860  <6>[    1.758035] pcieport 0000:00:1c.0: PME: Signaling with IRQ 120

 2409 02:03:46.792543  <6>[    1.759976] ACPI: AC Adapter [AC] (on-line)

 2410 02:03:46.805399  <6>[    1.760802] input: Lid Switch as /devices/LNXSYSTM:00/LNXSYBUS:00/PNP0A08:00/device:03/PNP0C09:00/PNP0C0D:00/input/input0

 2411 02:03:46.810827  <6>[    1.762692] ACPI: Lid Switch [LID0]

 2412 02:03:46.818872  <6>[    1.763304] input: Power Button as /devices/LNXSYSTM:00/LNXPWRBN:00/input/input1

 2413 02:03:46.824005  <6>[    1.764251] ACPI: Power Button [PWRF]

 2414 02:03:46.827823  <6>[    1.765082] ACPI: \_PR_.CP00: Found 3 idle states

 2415 02:03:46.835627  <6>[    1.766307] ACPI: \_PR_.CP01: Found 3 idle states

 2416 02:03:46.839230  <6>[    1.767375] ACPI: \_PR_.CP02: Found 3 idle states

 2417 02:03:46.844769  <6>[    1.768461] ACPI: \_PR_.CP03: Found 3 idle states

 2418 02:03:46.851874  <6>[    1.770125] Serial: 8250/16550 driver, 4 ports, IRQ sharing enabled

 2419 02:03:46.858117  <4>[    1.774379] hpet_acpi_add: no address or irqs in _CRS

 2420 02:03:46.865007  <6>[    1.774923] battery: ACPI: Battery Slot [BAT0] (battery present)

 2421 02:03:46.870230  <6>[    1.775199] Non-volatile memory driver v1.3

 2422 02:03:46.875175  <6>[    1.776155] Linux agpgart interface v0.103

 2423 02:03:46.881547  <6>[    1.777137] [drm] amdgpu kernel modesetting enabled.

 2424 02:03:46.887470  <6>[    1.780290] i915 0000:00:02.0: vgaarb: deactivate vga console

 2425 02:03:46.898614  <6>[    1.833159] i915 0000:00:02.0: vgaarb: changed VGA decodes: olddecodes=io+mem,decodes=io+mem:owns=io+mem

 2426 02:03:46.909059  <6>[    1.834977] i915 0000:00:02.0: [drm] Finished loading DMC firmware i915/kbl_dmc_ver1_04.bin (v1.4)

 2427 02:03:46.917313  <6>[    1.874817] [drm] Initialized i915 1.6.0 20200917 for 0000:00:02.0 on minor 0

 2428 02:03:46.924187  <6>[    1.878626] [drm] Initialized vgem 1.0.0 20120112 for vgem on minor 1

 2429 02:03:46.928562  <6>[    1.897403] loop: module loaded

 2430 02:03:46.936683  <6>[    1.898521] lkdtm: No crash points registered, enable through debugfs

 2431 02:03:46.941042  <6>[    1.923788] printk: console [ttyS0] disabled

 2432 02:03:46.951564  <6>[    1.924529] dw-apb-uart.2: ttyS0 at MMIO 0xfe034000 (irq = 32, base_baud = 115200) is a 16550A

 2433 02:03:46.957803  <6>[    2.714905] tsc: Refined TSC clocksource calibration: 1608.000 MHz

 2434 02:03:46.963091  <6>[    2.716377] printk: console [ttyS0] enabled

 2435 02:03:46.974871  <6>[    2.725148] clocksource: tsc: mask: 0xffffffffffffffff max_cycles: 0x172daa3a18b, max_idle_ns: 440795212390 ns

 2436 02:03:46.984719  <6>[    2.746161] dw-apb-uart.4: ttyS1 at MMIO 0xd1137000 (irq = 20, base_baud = 115200) is a 16550A

 2437 02:03:47.042343  <6>[    5.559102] clocksource: Switched to clocksource tsc

 2438 02:03:47.043415  <6>[    5.559296] fbcon: i915drmfb (fb0) is primary device

 2439 02:03:47.056928  <4>[    5.561337] pxa2xx-spi pxa2xx-spi.5: no DMA channels available, using PIO

 2440 02:03:47.057026  <6>[    5.570398] e100: Intel(R) PRO/100 Network Driver

 2441 02:03:47.063756  <6>[    5.570405] e100: Copyright(c) 1999-2006 Intel Corporation

 2442 02:03:47.093170  <6>[    5.570471] e1000: Intel(R) PRO/1000 Network Driver

 2443 02:03:47.096082  <6>[    5.570473] e1000: Copyright (c) 1999-2006 Intel Corporation.

 2444 02:03:47.103418  <6>[    5.570553] e1000e: Intel(R) PRO/1000 Network Driver

 2445 02:03:47.104632  <6>[    5.570556] e1000e: Copyright(c) 1999 - 2015 Intel Corporation.

 2446 02:03:47.113891  <6>[    5.570638] sky2: driver version 1.30

 2447 02:03:47.116059  <6>[    5.570986] usbcore: registered new interface driver r8152

 2448 02:03:47.118291  <6>[    5.571455] ehci_hcd: USB 2.0 'Enhanced' Host Controller (EHCI) Driver

 2449 02:03:47.122873  <6>[    5.571481] ehci-pci: EHCI PCI platform driver

 2450 02:03:47.123916  <6>[    5.571555] ohci_hcd: USB 1.1 'Open' Host Controller (OHCI) Driver

 2451 02:03:47.132177  <6>[    5.571572] ohci-pci: OHCI PCI platform driver

 2452 02:03:47.133661  <6>[    5.571631] uhci_hcd: USB Universal Host Controller Interface driver

 2453 02:03:47.142357  <6>[    5.571703] tpm_tis_spi spi-PRP0001:00: TPM ready IRQ confirmed on attempt 2

 2454 02:03:47.145766  <6>[    5.572730] xhci_hcd 0000:00:14.0: xHCI Host Controller

 2455 02:03:47.154619  <6>[    5.573803] xhci_hcd 0000:00:14.0: new USB bus registered, assigned bus number 1

 2456 02:03:47.165984  <6>[    5.575192] xhci_hcd 0000:00:14.0: hcc params 0x200077c1 hci version 0x100 quirks 0x0000000081109810

 2457 02:03:47.173382  <6>[    5.575248] xhci_hcd 0000:00:14.0: cache line size of 64 is not supported

 2458 02:03:47.179135  <6>[    5.577199] xhci_hcd 0000:00:14.0: xHCI Host Controller

 2459 02:03:47.187847  <6>[    5.577637] xhci_hcd 0000:00:14.0: new USB bus registered, assigned bus number 2

 2460 02:03:47.194810  <6>[    5.577674] xhci_hcd 0000:00:14.0: Host supports USB 3.0 SuperSpeed

 2461 02:03:47.204781  <6>[    5.578207] usb usb1: New USB device found, idVendor=1d6b, idProduct=0002, bcdDevice= 5.10

 2462 02:03:47.212761  <6>[    5.578227] usb usb1: New USB device strings: Mfr=3, Product=2, SerialNumber=1

 2463 02:03:47.219932  <6>[    5.578232] usb usb1: Product: xHCI Host Controller

 2464 02:03:47.226223  <6>[    5.578235] usb usb1: Manufacturer: Linux 5.10.182-cip35 xhci-hcd

 2465 02:03:47.232147  <6>[    5.578238] usb usb1: SerialNumber: 0000:00:14.0

 2466 02:03:47.236113  <6>[    5.579902] hub 1-0:1.0: USB hub found

 2467 02:03:47.241103  <6>[    5.580120] hub 1-0:1.0: 12 ports detected

 2468 02:03:47.250257  <6>[    5.583844] usb usb2: New USB device found, idVendor=1d6b, idProduct=0003, bcdDevice= 5.10

 2469 02:03:47.258884  <6>[    5.583849] usb usb2: New USB device strings: Mfr=3, Product=2, SerialNumber=1

 2470 02:03:47.264477  <6>[    5.583853] usb usb2: Product: xHCI Host Controller

 2471 02:03:47.271680  <6>[    5.583856] usb usb2: Manufacturer: Linux 5.10.182-cip35 xhci-hcd

 2472 02:03:47.278841  <6>[    5.583859] usb usb2: SerialNumber: 0000:00:14.0

 2473 02:03:47.281609  <6>[    5.584850] hub 2-0:1.0: USB hub found

 2474 02:03:47.286654  <6>[    5.584908] hub 2-0:1.0: 6 ports detected

 2475 02:03:47.292833  <6>[    5.586749] usbcore: registered new interface driver usblp

 2476 02:03:47.299501  <6>[    5.586843] usbcore: registered new interface driver usb-storage

 2477 02:03:47.310972  <6>[    5.587435] udc-core: couldn't find an available UDC - added [g_ether] to list of pending drivers

 2478 02:03:47.317735  <6>[    5.587574] i8042: PNP: PS/2 Controller [PNP0303:PS2K] at 0x60,0x64 irq 1

 2479 02:03:47.329661  <4>[    5.587577] i8042: PNP: PS/2 appears to have AUX port disabled, if this is incorrect please boot with i8042.nopnp

 2480 02:03:47.334957  <4>[    5.588314] i8042: Warning: Keylock active

 2481 02:03:47.340502  <6>[    5.588571] serio: i8042 KBD port at 0x60,0x64 irq 1

 2482 02:03:47.346124  <6>[    5.591145] rtc_cmos 00:02: RTC can wake from S4

 2483 02:03:47.354661  <6>[    5.593247] tpm_tis_spi spi-PRP0001:00: 2.0 TPM (device-id 0x28, rev-id 0)

 2484 02:03:47.364407  <6>[    5.593854] input: AT Translated Set 2 keyboard as /devices/platform/i8042/serio0/input/input2

 2485 02:03:47.369232  <6>[    5.594283] rtc_cmos 00:02: registered as rtc0

 2486 02:03:47.377055  <6>[    5.594632] rtc_cmos 00:02: alarms up to one month, 242 bytes nvram

 2487 02:03:47.383475  <6>[    5.596067] i801_smbus 0000:00:1f.4: SPD Write Disable is set

 2488 02:03:47.391845  <6>[    5.596112] i801_smbus 0000:00:1f.4: SMBus using PCI interrupt

 2489 02:03:47.396631  <6>[    5.597108] i2c i2c-9: 2/2 memory slots populated (from DMI)

 2490 02:03:47.407520  <6>[    5.598845] device-mapper: ioctl: 4.43.0-ioctl (2020-10-01) initialised: dm-devel@redhat.com

 2491 02:03:47.412812  <6>[    5.598895] intel_pstate: Intel P-state driver initializing

 2492 02:03:47.417232  <6>[    5.599770] intel_pstate: HWP enabled

 2493 02:03:47.424798  <6>[    5.599803] sdhci: Secure Digital Host Controller Interface driver

 2494 02:03:47.429719  <6>[    5.599804] sdhci: Copyright(c) Pierre Ossman

 2495 02:03:47.437994  <6>[    5.599831] sdhci-pci 0000:00:1e.4: SDHCI controller found [8086:9d2b] (rev 21)

 2496 02:03:47.445310  <6>[    5.599929] Console: switching to colour frame buffer device 240x67

 2497 02:03:47.454060  <6>[    5.600851] mmc0: SDHCI controller on PCI [0000:00:1e.4] using ADMA 64-bit

 2498 02:03:47.462463  <6>[    5.601012] sdhci-pci 0000:00:1e.6: SDHCI controller found [8086:9d2d] (rev 21)

 2499 02:03:47.467985  <6>[    5.602346] hid: raw HID events driver (C) Jiri Kosina

 2500 02:03:47.476046  <6>[    5.602832] usbcore: registered new interface driver usbhid

 2501 02:03:47.479642  <6>[    5.602838] usbhid: USB HID core driver

 2502 02:03:47.493730  <6>[    5.603212] input: Tablet Mode Switch as /devices/LNXSYSTM:00/LNXSYBUS:00/PNP0A08:00/device:03/PNP0C09:00/GOOG0006:00/input/input3

 2503 02:03:47.500403  <6>[    5.608385] cros_ec_lpcs GOOG0004:00: Chrome EC device registered

 2504 02:03:47.507462  <6>[    5.611703] i915 0000:00:02.0: [drm] fb0: i915drmfb frame buffer device

 2505 02:03:47.518411  <6>[    5.618199] snd_hda_intel 0000:00:1f.3: DSP detected with PCI class/subclass/prog-if info 0x040100

 2506 02:03:47.531351  <6>[    5.716710] tpm_tis_spi spi-PRP0001:00: Cr50 firmware version: B2-C:0 RO_A:0.0.10/29d77172 RW_B:0.3.15/cr50_v1.9308_87_mp.224-6

 2507 02:03:47.535029  <6>[    5.721716] netem: version 1.3

 2508 02:03:47.542160  <6>[    5.805991] mmc0: new HS400 MMC card at address 0001

 2509 02:03:47.547223  <6>[    5.810607] ipip: IPv4 and MPLS over IPv4 tunneling driver

 2510 02:03:47.553225  <6>[    5.815878] mmcblk0: mmc0:0001 DA4064 58.2 GiB 

 2511 02:03:47.557528  <6>[    5.825249] IPv4 over IPsec tunneling driver

 2512 02:03:47.564901  <6>[    5.833359] mmcblk0boot0: mmc0:0001 DA4064 partition 1 4.00 MiB

 2513 02:03:47.571627  <6>[    5.837666] usb 1-3: new full-speed USB device number 2 using xhci_hcd

 2514 02:03:47.577222  <6>[    5.839317] Initializing XFRM netlink socket

 2515 02:03:47.584013  <6>[    5.846197] mmcblk0boot1: mmc0:0001 DA4064 partition 2 4.00 MiB

 2516 02:03:47.590209  <6>[    5.852077] NET: Registered protocol family 10

 2517 02:03:47.601975  <6>[    5.856190] mmcblk0rpmb: mmc0:0001 DA4064 partition 3 16.0 MiB, chardev (245:0)

 2518 02:03:47.603145  <6>[    5.861574] Segment Routing with IPv6

 2519 02:03:47.608379  <6>[    5.881735]  mmcblk0: p1 p2 p3 p4 p5 p6 p7 p8 p9 p10 p11 p12

 2520 02:03:47.614295  <6>[    5.885140] NET: Registered protocol family 17

 2521 02:03:47.624172  <6>[    6.036760] usb 1-3: New USB device found, idVendor=8087, idProduct=0a2a, bcdDevice= 0.03

 2522 02:03:47.628501  <5>[    6.042994] Key type dns_resolver registered

 2523 02:03:47.637702  <6>[    6.049344] usb 1-3: New USB device strings: Mfr=0, Product=0, SerialNumber=0

 2524 02:03:47.644912  <6>[    6.105739] usb 2-3: new SuperSpeed Gen 1 USB device number 2 using xhci_hcd

 2525 02:03:47.652090  <6>[    6.220017] microcode: sig=0x806e9, pf=0x10, revision=0x98

 2526 02:03:47.658165  <6>[    6.226492] microcode: Microcode Update Driver: v2.2.

 2527 02:03:47.662994  <6>[    6.226499] IPI shorthand broadcast: enabled

 2528 02:03:47.673191  <6>[    6.232457] usb 2-3: New USB device found, idVendor=0bda, idProduct=8153, bcdDevice=31.00

 2529 02:03:47.682038  <6>[    6.237551] sched_clock: Marking stable (6146861768, 90644583)->(6264716105, -27209754)

 2530 02:03:47.690069  <6>[    6.246963] usb 2-3: New USB device strings: Mfr=1, Product=2, SerialNumber=6

 2531 02:03:47.695795  <6>[    6.264486] usb 2-3: Product: USB 10/100/1000 LAN

 2532 02:03:47.700505  <6>[    6.270045] usb 2-3: Manufacturer: Realtek

 2533 02:03:47.705506  <6>[    6.270175] registered taskstats version 1

 2534 02:03:47.710569  <6>[    6.274921] usb 2-3: SerialNumber: 001000001

 2535 02:03:47.716161  <5>[    6.284875] Loading compiled-in X.509 certificates

 2536 02:03:47.726192  <6>[    6.285361] snd_hda_intel 0000:00:1f.3: bound 0000:00:02.0 (ops i915_audio_component_bind_ops)

 2537 02:03:47.734370  <6>[    6.292269] sdhci-pci 0000:00:1e.6: SDHCI controller found [8086:9d2d] (rev 21)

 2538 02:03:47.744304  <6>[    6.310531] sdhci-pci 0000:00:1e.6: SDHCI controller found [8086:9d2d] (rev 21)

 2539 02:03:47.752431  <3>[    6.315295] snd_hda_intel 0000:00:1f.3: Cannot probe codecs, giving up

 2540 02:03:47.757291  <6>[    6.320025] PM:   Magic number: 11:772:55

 2541 02:03:47.763045  <6>[    6.331616] printk: console [netcon0] enabled

 2542 02:03:47.767783  <6>[    6.336786] netconsole: network logging started

 2543 02:03:47.779188  <6>[    6.345804] usb 1-9: new high-speed USB device number 3 using xhci_hcd

 2544 02:03:47.947546  <6>[    6.512738] usb 1-9: New USB device found, idVendor=13d3, idProduct=56d4, bcdDevice=18.07

 2545 02:03:47.956257  <6>[    6.522230] usb 1-9: New USB device strings: Mfr=3, Product=1, SerialNumber=2

 2546 02:03:47.961867  <6>[    6.530527] usb 1-9: Product: USB2.0 HD UVC WebCam

 2547 02:03:47.966825  <6>[    6.536199] usb 1-9: Manufacturer: Azurewave

 2548 02:03:47.971356  <6>[    6.541288] usb 1-9: SerialNumber: 0x0001

 2549 02:03:47.987395  <6>[    6.553501] sdhci-pci 0000:00:1e.6: SDHCI controller found [8086:9d2d] (rev 21)

 2550 02:03:48.032420  <6>[    6.598811] usb 2-3: reset SuperSpeed Gen 1 USB device number 2 using xhci_hcd

 2551 02:03:48.077657  <6>[    6.644767] r8152 2-3:1.0: load rtl8153b-2 v2 04/27/23 successfully

 2552 02:03:48.111810  <6>[    6.681499] r8152 2-3:1.0 eth0: v1.11.11

 2553 02:03:48.120708  <6>[    6.686910] sdhci-pci 0000:00:1e.6: SDHCI controller found [8086:9d2d] (rev 21)

 2554 02:03:49.717643  <6>[    8.284767] IPv6: ADDRCONF(NETDEV_CHANGE): eth0: link becomes ready

 2555 02:03:49.722303  <6>[    8.284979] r8152 2-3:1.0 eth0: carrier on

 2556 02:03:52.012891  <5>[    8.296693] Sending DHCP requests .., OK

 2557 02:03:52.022784  <6>[   10.587586] IP-Config: Got DHCP answer from 192.168.201.1, my address is 192.168.201.15

 2558 02:03:52.026163  <6>[   10.596860] IP-Config: Complete:

 2559 02:03:52.039235  <6>[   10.600792]      device=eth0, hwaddr=00:e0:4c:68:04:98, ipaddr=192.168.201.15, mask=255.255.255.0, gw=192.168.201.1

 2560 02:03:52.048328  <6>[   10.612770]      host=asus-c433ta-aj0005-rammus-cbg-4, domain=lava-rack, nis-domain=(none)

 2561 02:03:52.056410  <6>[   10.622312]      bootserver=192.168.201.1, rootserver=192.168.201.1, rootpath=

 2562 02:03:52.060940  <6>[   10.622315]      nameserver0=192.168.201.1

 2563 02:03:52.069853  <5>[   10.635767] cfg80211: Loading compiled-in X.509 certificates for regulatory database

 2564 02:03:52.080245  <6>[   10.647434] modprobe (100) used greatest stack depth: 14208 bytes left

 2565 02:03:52.088296  <5>[   10.650397] cfg80211: Loaded X.509 cert 'sforshee: 00b28ddf47aef9cea7'

 2566 02:03:52.098589  <4>[   10.662890] platform regulatory.0: Direct firmware load for regulatory.db failed with error -2

 2567 02:03:52.101938  <6>[   10.663772] ALSA device list:

 2568 02:03:52.107826  <6>[   10.672879] cfg80211: failed to load regulatory.db

 2569 02:03:52.112182  <6>[   10.676464]   No soundcards found.

 2570 02:03:52.119646  <4>[   10.686563] dw-apb-uart dw-apb-uart.2: forbid DMA for kernel console

 2571 02:03:52.128820  <6>[   10.696177] Freeing unused kernel image (initmem) memory: 2148K

 2572 02:03:52.145624  <6>[   10.712817] Write protecting the kernel read-only data: 34816k

 2573 02:03:52.153463  <6>[   10.720518] Freeing unused kernel image (text/rodata gap) memory: 2028K

 2574 02:03:52.161475  <6>[   10.728542] Freeing unused kernel image (rodata/data gap) memory: 860K

 2575 02:03:52.165894  <6>[   10.736251] Run /init as init process

 2576 02:03:52.177783  <6>[   10.745189] cat (110) used greatest stack depth: 14016 bytes left

 2577 02:03:52.179942  Loading, please wait...

 2578 02:03:52.191446  Starting version 247.3-7+deb11u2

 2579 02:03:52.199731  <6>[   10.763194] systemd-udevd (122) used greatest stack depth: 13592 bytes left

 2580 02:03:52.354801  <6>[   10.923941] chromeos ramoops using acpi device.

 2581 02:03:52.363442  <6>[   10.928064] sdhci-pci 0000:00:1e.6: SDHCI controller found [8086:9d2d] (rev 21)

 2582 02:03:52.380141  <6>[   10.946191] sdhci-pci 0000:00:1e.6: SDHCI controller found [8086:9d2d] (rev 21)

 2583 02:03:52.395757  <4>[   10.961258] cros-usbpd-notify-acpi GOOG0003:00: Couldn't get Chrome EC device pointer.

 2584 02:03:52.405223  <4>[   10.971227] i2c_hid i2c-PNP0C50:00: supply vdd not found, using dummy regulator

 2585 02:03:52.413529  <6>[   10.975201] udevadm (135) used greatest stack depth: 13168 bytes left

 2586 02:03:52.421248  <6>[   10.979833] sdhci-pci 0000:00:1e.6: SDHCI controller found [8086:9d2d] (rev 21)

 2587 02:03:52.434095  <4>[   10.998999] i2c_hid i2c-PNP0C50:00: supply vddl not found, using dummy regulator

 2588 02:03:52.443682  <6>[   11.010076] sdhci-pci 0000:00:1e.6: SDHCI controller found [8086:9d2d] (rev 21)

 2589 02:03:52.451392  <6>[   11.020832] Registered efivars operations

 2590 02:03:52.456168  <6>[   11.026601] gsmi version 1.0 loaded

 2591 02:03:52.468070  <6>[   11.034456] sdhci-pci 0000:00:1e.6: SDHCI controller found [8086:9d2d] (rev 21)

 2592 02:03:52.621031  <6>[   11.179168] input: PNP0C50:00 0457:157E Touchscreen as /devices/pci0000:00/0000:00:15.0/i2c_designware.0/i2c-6/i2c-PNP0C50:00/0018:0457:157E.0001/input/input4

 2593 02:03:52.635828  <6>[   11.197478] hid-generic 0018:0457:157E.0001: input,hidraw0: I2C HID v1.00 Device [PNP0C50:00 0457:157E] on i2c-PNP0C50:00

 2594 02:03:52.644597  <6>[   11.210498] sdhci-pci 0000:00:1e.6: SDHCI controller found [8086:9d2d] (rev 21)

 2595 02:03:52.692354  <6>[   11.240994] sdhci-pci 0000:00:1e.6: SDHCI controller found [8086:9d2d] (rev 21)

 2596 02:03:52.692840  <6>[   11.241021] uvcvideo: Found UVC 1.00 device USB2.0 HD UVC WebCam (13d3:56d4)

 2597 02:03:52.692966  <6>[   11.257800] sdhci-pci 0000:00:1e.6: SDHCI controller found [8086:9d2d] (rev 21)

 2598 02:03:52.716497  <6>[   11.274333] input: USB2.0 HD UVC WebCam: USB2.0 HD as /devices/pci0000:00/0000:00:14.0/usb1/1-9/1-9:1.0/input/input6

 2599 02:03:52.720100  <6>[   11.274442] sdhci-pci 0000:00:1e.6: SDHCI controller found [8086:9d2d] (rev 21)

 2600 02:03:52.729055  <6>[   11.286923] usbcore: registered new interface driver uvcvideo

 2601 02:03:52.736925  <4>[   11.287115] da7219 i2c-DLGS7219:00: Using default DAI clk names: da7219-dai-wclk, da7219-dai-bclk

 2602 02:03:52.742478  <6>[   11.311847] USB Video Class driver (1.1.1)

 2603 02:03:52.751599  <6>[   11.317582] sdhci-pci 0000:00:1e.6: SDHCI controller found [8086:9d2d] (rev 21)

 2604 02:03:52.761144  <6>[   11.327398] sdhci-pci 0000:00:1e.6: SDHCI controller found [8086:9d2d] (rev 21)

 2605 02:03:52.776842  Begin: Loading essential drivers ... done.

 2606 02:03:52.782997  Begin: Running /scripts/init-premount ... done.

 2607 02:03:52.789863  Begin: Mounting root file system ... Begin: Running /scripts/nfs-top ... done.

 2608 02:03:52.799043  Begin: Running /scripts/nfs-premount ... Waiting up to 60 secs for any ethernet to become available

 2609 02:03:52.802249  Device /sys/class/net/eth0 found

 2610 02:03:52.802708  done.

 2611 02:03:52.816904  IP-Config: eth0 hardware address 00:e0:4c:68:04:98 mtu 1500 DHCP

 2612 02:03:52.822072  IP-Config: eth0 complete (dhcp from 192.168.201.1):

 2613 02:03:52.830925   address: 192.168.201.15   broadcast: 192.168.201.255  netmask: 255.255.255.0   

 2614 02:03:52.838144   gateway: 192.168.201.1    dns0     : 192.168.201.1    dns1   : 0.0.0.0         

 2615 02:03:52.845873   host   : asus-c433ta-aj0005-rammus-cbg-4                                 

 2616 02:03:52.852880   domain : lava-rack                                                       

 2617 02:03:52.856809   rootserver: 192.168.201.1 rootpath: 

 2618 02:03:52.858221   filename  : 

 2619 02:03:52.865594  <6>[   11.429435] nfsmount (170) used greatest stack depth: 12688 bytes left

 2620 02:03:52.866667  done.

 2621 02:03:52.880004  Begin: Running /scripts/nfs-bottom ... done.

 2622 02:03:52.901772  Begin: Running /scripts/init-bottom ... done.

 2623 02:03:53.935430  SELinux:  Could not open policy file <= /etc/selinux/targeted/policy/policy.33:  No such file or directory

 2624 02:03:54.101737  <30>[   12.650512] systemd[1]: systemd 247.3-7+deb11u2 running in system mode. (+PAM +AUDIT +SELINUX +IMA +APPARMOR +SMACK +SYSVINIT +UTMP +LIBCRYPTSETUP +GCRYPT +GNUTLS +ACL +XZ +LZ4 +ZSTD +SECCOMP +BLKID +ELFUTILS +KMOD +IDN2 -IDN +PCRE2 default-hierarchy=unified)

 2625 02:03:54.121058  <30>[   12.688977] systemd[1]: Detected architecture x86-64.

 2626 02:03:54.138869  

 2627 02:03:54.143308  Welcome to Debian GNU/Linux 11 (bullseye)!

 2628 02:03:54.143396  

 2629 02:03:54.156038  <30>[   12.723347] systemd[1]: Set hostname to <debian-bullseye-amd64>.

 2630 02:03:54.831636  <30>[   13.397708] systemd[1]: Queued start job for default target Graphical Interface.

 2631 02:03:54.841529  <30>[   13.409992] systemd[1]: Created slice system-getty.slice.

 2632 02:03:54.848642  [  OK  ] Created slice system-getty.slice.

 2633 02:03:54.859703  <30>[   13.427410] systemd[1]: Created slice system-modprobe.slice.

 2634 02:03:54.867168  [  OK  ] Created slice system-modprobe.slice.

 2635 02:03:54.877700  <30>[   13.444378] systemd[1]: Created slice system-serial\x2dgetty.slice.

 2636 02:03:54.884940  [  OK  ] Created slice system-serial\x2dgetty.slice.

 2637 02:03:54.893534  <30>[   13.461328] systemd[1]: Created slice User and Session Slice.

 2638 02:03:54.901082  [  OK  ] Created slice User and Session Slice.

 2639 02:03:54.913275  <30>[   13.478422] systemd[1]: Started Dispatch Password Requests to Console Directory Watch.

 2640 02:03:54.922354  [  OK  ] Started Dispatch Password …ts to Console Directory Watch.

 2641 02:03:54.934755  <30>[   13.500299] systemd[1]: Started Forward Password Requests to Wall Directory Watch.

 2642 02:03:54.944422  [  OK  ] Started Forward Password R…uests to Wall Directory Watch.

 2643 02:03:54.956786  <30>[   13.520266] systemd[1]: Set up automount Arbitrary Executable File Formats File System Automount Point.

 2644 02:03:54.965972  [  OK  ] Set up automount Arbitrary…s File System Automount Point.

 2645 02:03:54.973592  <30>[   13.541107] systemd[1]: Reached target Local Encrypted Volumes.

 2646 02:03:54.981142  [  OK  ] Reached target Local Encrypted Volumes.

 2647 02:03:54.988489  <30>[   13.558108] systemd[1]: Reached target Paths.

 2648 02:03:54.994520  [  OK  ] Reached target Paths.

 2649 02:03:55.004350  <30>[   13.572039] systemd[1]: Reached target Remote File Systems.

 2650 02:03:55.011523  [  OK  ] Reached target Remote File Systems.

 2651 02:03:55.018991  <30>[   13.587952] systemd[1]: Reached target Slices.

 2652 02:03:55.024347  [  OK  ] Reached target Slices.

 2653 02:03:55.032379  <30>[   13.602056] systemd[1]: Reached target Swap.

 2654 02:03:55.037980  [  OK  ] Reached target Swap.

 2655 02:03:55.046564  <30>[   13.613383] systemd[1]: Listening on initctl Compatibility Named Pipe.

 2656 02:03:55.055736  [  OK  ] Listening on initctl Compatibility Named Pipe.

 2657 02:03:55.064292  <30>[   13.632509] systemd[1]: Listening on Journal Audit Socket.

 2658 02:03:55.071552  [  OK  ] Listening on Journal Audit Socket.

 2659 02:03:55.082225  <30>[   13.650170] systemd[1]: Listening on Journal Socket (/dev/log).

 2660 02:03:55.090046  [  OK  ] Listening on Journal Socket (/dev/log).

 2661 02:03:55.099175  <30>[   13.667785] systemd[1]: Listening on Journal Socket.

 2662 02:03:55.105981  [  OK  ] Listening on Journal Socket.

 2663 02:03:55.117254  <30>[   13.684511] systemd[1]: Listening on Network Service Netlink Socket.

 2664 02:03:55.126034  [  OK  ] Listening on Network Service Netlink Socket.

 2665 02:03:55.136501  <30>[   13.704936] systemd[1]: Listening on udev Control Socket.

 2666 02:03:55.144327  [  OK  ] Listening on udev Control Socket.

 2667 02:03:55.153377  <30>[   13.721645] systemd[1]: Listening on udev Kernel Socket.

 2668 02:03:55.161010  [  OK  ] Listening on udev Kernel Socket.

 2669 02:03:55.174054  <30>[   13.741926] systemd[1]: Mounting Huge Pages File System...

 2670 02:03:55.179916           Mounting Huge Pages File System...

 2671 02:03:55.190907  <30>[   13.758376] systemd[1]: Mounting POSIX Message Queue File System...

 2672 02:03:55.198057           Mounting POSIX Message Queue File System...

 2673 02:03:55.209327  <30>[   13.777022] systemd[1]: Mounting Kernel Debug File System...

 2674 02:03:55.215051           Mounting Kernel Debug File System...

 2675 02:03:55.227180  <30>[   13.795267] systemd[1]: Mounting Kernel Trace File System...

 2676 02:03:55.233793           Mounting Kernel Trace File System...

 2677 02:03:55.248526  <30>[   13.813372] systemd[1]: Starting Create list of static device nodes for the current kernel...

 2678 02:03:55.256990           Starting Create list of st…odes for the current kernel...

 2679 02:03:55.266470  <30>[   13.834207] systemd[1]: Starting Load Kernel Module configfs...

 2680 02:03:55.272947           Starting Load Kernel Module configfs...

 2681 02:03:55.283266  <30>[   13.851372] systemd[1]: Starting Load Kernel Module drm...

 2682 02:03:55.289206           Starting Load Kernel Module drm...

 2683 02:03:55.298578  <30>[   13.866429] systemd[1]: Starting Load Kernel Module fuse...

 2684 02:03:55.304168           Starting Load Kernel Module fuse...

 2685 02:03:55.337901  <30>[   13.902274] systemd[1]: Condition check resulted in Set Up Additional Binary Formats being skipped.

 2686 02:03:55.343030  <6>[   13.913045] fuse: init (API version 7.32)

 2687 02:03:55.350318  <30>[   13.919214] systemd[1]: Starting Journal Service...

 2688 02:03:55.355393           Starting Journal Service...

 2689 02:03:55.366403  <30>[   13.934708] systemd[1]: Starting Load Kernel Modules...

 2690 02:03:55.371658           Starting Load Kernel Modules...

 2691 02:03:55.381430  <30>[   13.948287] systemd[1]: Starting Remount Root and Kernel File Systems...

 2692 02:03:55.389317           Starting Remount Root and Kernel File Systems...

 2693 02:03:55.398580  <30>[   13.966187] systemd[1]: Starting Coldplug All udev Devices...

 2694 02:03:55.404404           Starting Coldplug All udev Devices...

 2695 02:03:55.416919  <30>[   13.985336] systemd[1]: Mounted Huge Pages File System.

 2696 02:03:55.423218  [  OK  ] Mounted Huge Pages File System.

 2697 02:03:55.434510  <30>[   14.001915] systemd[1]: Mounted POSIX Message Queue File System.

 2698 02:03:55.441501  [  OK  ] Mounted POSIX Message Queue File System.

 2699 02:03:55.449579  <30>[   14.017966] systemd[1]: Mounted Kernel Debug File System.

 2700 02:03:55.456387  [  OK  ] Mounted Kernel Debug File System.

 2701 02:03:55.465825  <30>[   14.033962] systemd[1]: Mounted Kernel Trace File System.

 2702 02:03:55.472398  [  OK  ] Mounted Kernel Trace File System.

 2703 02:03:55.486207  <30>[   14.051257] systemd[1]: Finished Create list of static device nodes for the current kernel.

 2704 02:03:55.496148  [  OK  ] Finished Create list of st… nodes for the current kernel.

 2705 02:03:55.505853  <30>[   14.073466] systemd[1]: modprobe@configfs.service: Succeeded.

 2706 02:03:55.513207  <30>[   14.080759] systemd[1]: Finished Load Kernel Module configfs.

 2707 02:03:55.520135  [  OK  ] Finished Load Kernel Module configfs.

 2708 02:03:55.529379  <30>[   14.097680] systemd[1]: modprobe@drm.service: Succeeded.

 2709 02:03:55.536356  <30>[   14.104828] systemd[1]: Finished Load Kernel Module drm.

 2710 02:03:55.543004  [  OK  ] Finished Load Kernel Module drm.

 2711 02:03:55.553518  <30>[   14.121619] systemd[1]: modprobe@fuse.service: Succeeded.

 2712 02:03:55.560396  <30>[   14.128731] systemd[1]: Finished Load Kernel Module fuse.

 2713 02:03:55.567053  [  OK  ] Finished Load Kernel Module fuse.

 2714 02:03:55.576223  <30>[   14.145015] systemd[1]: Started Journal Service.

 2715 02:03:55.581843  [  OK  ] Started Journal Service.

 2716 02:03:55.590000  [  OK  ] Finished Load Kernel Modules.

 2717 02:03:55.601112  [  OK  ] Finished Remount Root and Kernel File Systems.

 2718 02:03:55.611875           Mounting FUSE Control File System...

 2719 02:03:55.624351           Mounting Kernel Configuration File System...

 2720 02:03:55.636836           Starting Flush Journal to Persistent Storage...

 2721 02:03:55.646470           Starting Load/Save Random Seed...

 2722 02:03:55.654841           Starting Apply Kernel Variables...

 2723 02:03:55.662302           Starting Create System Users...

 2724 02:03:55.671439  <46>[   14.234157] systemd-journald[205]: Received client request to flush runtime journal.

 2725 02:03:55.680355  [  OK  ] Mounted FUSE Control File System.

 2726 02:03:55.689453  [  OK  ] Mounted Kernel Configuration File System.

 2727 02:03:55.698525  [  OK  ] Finished Load/Save Random Seed.

 2728 02:03:55.708460  [  OK  ] Finished Apply Kernel Variables.

 2729 02:03:55.802617  [  OK  ] Finished Coldplug All udev Devices.

 2730 02:03:56.803180  [  OK  ] Finished Create System Users.

 2731 02:03:56.814724           Starting Create Static Device Nodes in /dev...

 2732 02:03:57.135752  [  OK  ] Finished Flush Journal to Persistent Storage.

 2733 02:03:57.194902  <6>[   15.761368] systemd-tmpfile (216) used greatest stack depth: 12528 bytes left

 2734 02:03:57.203060  [  OK  ] Finished Create Static Device Nodes in /dev.

 2735 02:03:57.213091  [  OK  ] Reached target Local File Systems (Pre).

 2736 02:03:57.222580  [  OK  ] Reached target Local File Systems.

 2737 02:03:57.234515           Starting Create Volatile Files and Directories...

 2738 02:03:57.250621           Starting Rule-based Manage…for Device Events and Files...

 2739 02:03:57.394690  [  OK  ] Started Rule-based Manager for Device Events and Files.

 2740 02:03:57.406364           Starting Network Service...

 2741 02:03:57.478145  [  OK  ] Finished Create Volatile Files and Directories.

 2742 02:03:57.574915           Starting Network Time Synchronization...

 2743 02:03:57.584533           Starting Update UTMP about System Boot/Shutdown...

 2744 02:03:57.738107  [  OK  ] Found device Sunrise Point-LP Serial IO UART Controller.

 2745 02:03:57.966639  [  OK  ] Finished Update UTMP about System Boot/Shutdown.

 2746 02:03:58.038167  [  OK  ] Created slice system-systemd\x2dbacklight.slice.

 2747 02:03:58.049398  [  OK  ] Listening on Load/Save RF …itch Status /dev/rfkill Watch.

 2748 02:03:58.062923           Starting Load/Save Screen …f backlight:intel_backlight...

 2749 02:03:58.076314           Starting Load/Save Screen …eds:chromeos::kbd_backlight...

 2750 02:03:58.209971  [  OK  ] Finished Load/Save Screen … of backlight:intel_backlight.

 2751 02:03:58.225707  [  OK  ] Finished Load/Save Screen … leds:chromeos::kbd_backlight.

 2752 02:03:58.268290  [  OK  ] Started Network Time Synchronization.

 2753 02:03:58.278354  [  OK  ] Reached target System Initialization.

 2754 02:03:58.289902  [  OK  ] Started Daily Cleanup of Temporary Directories.

 2755 02:03:58.296849  [  OK  ] Reached target System Time Set.

 2756 02:03:58.307999  [  OK  ] Reached target System Time Synchronized.

 2757 02:03:58.322667  [  OK  ] Started Daily apt download activities.

 2758 02:03:58.335540  [  OK  ] Started Daily apt upgrade and clean activities.

 2759 02:03:58.382366  [  OK  ] Started Periodic ext4 Onli…ata Check for All Filesystems.

 2760 02:03:58.395578  [  OK  ] Started Discard unused blocks once a week.

 2761 02:03:58.403720  [  OK  ] Reached target Timers.

 2762 02:03:58.416411  [  OK  ] Listening on D-Bus System Message Bus Socket.

 2763 02:03:58.424270  [  OK  ] Reached target Sockets.

 2764 02:03:58.431934  [  OK  ] Reached target Basic System.

 2765 02:03:58.447529  [  OK  ] Started D-Bus System Message Bus.

 2766 02:03:58.524811           Starting Remove Stale Onli…t4 Metadata Check Snapshots...

 2767 02:03:58.593054           Starting User Login Management...

 2768 02:03:58.601641  [  OK  ] Started Network Service.

 2769 02:03:58.648720           Starting Network Name Resolution...

 2770 02:03:58.816752  [  OK  ] Finished Remove Stale Onli…ext4 Metadata Check Snapshots.

 2771 02:03:58.844223  [  OK  ] Started User Login Management.

 2772 02:03:59.389657  [  OK  ] Started Network Name Resolution.

 2773 02:03:59.399025  [  OK  ] Reached target Network.

 2774 02:03:59.407915  [  OK  ] Reached target Host and Network Name Lookups.

 2775 02:03:59.417314           Starting Permit User Sessions...

 2776 02:03:59.434203  [  OK  ] Finished Permit User Sessions.

 2777 02:03:59.446265  [  OK  ] Started Getty on tty1.

 2778 02:03:59.457527  [  OK  ] Started Serial Getty on ttyS0.

 2779 02:03:59.467325  [  OK  ] Reached target Login Prompts.

 2780 02:03:59.475617  [  OK  ] Reached target Multi-User System.

 2781 02:03:59.485645  [  OK  ] Reached target Graphical Interface.

 2782 02:03:59.501103           Starting Update UTMP about System Runlevel Changes...

 2783 02:03:59.556279  [  OK  ] Finished Update UTMP about System Runlevel Changes.

 2784 02:03:59.600258  

 2785 02:03:59.600397  

 2786 02:03:59.605364  Debian GNU/Linux 11 debian-bullseye-amd64 ttyS0

 2787 02:03:59.605478  

 2788 02:03:59.610161  debian-bullseye-amd64 login: root (automatic login)

 2789 02:03:59.610265  

 2790 02:03:59.610359  

 2791 02:03:59.904131  Linux debian-bullseye-amd64 5.10.182-cip35 #1 SMP Wed Jun 14 01:54:33 UTC 2023 x86_64

 2792 02:03:59.904823  

 2793 02:03:59.912441  The programs included with the Debian GNU/Linux system are free software;

 2794 02:03:59.917760  the exact distribution terms for each program are described in the

 2795 02:03:59.922908  individual files in /usr/share/doc/*/copyright.

 2796 02:03:59.923033  

 2797 02:03:59.928911  Debian GNU/Linux comes with ABSOLUTELY NO WARRANTY, to the extent

 2798 02:03:59.932566  permitted by applicable law.

 2799 02:04:00.413157  Matched prompt #10: / #
 2801 02:04:00.413466  Kernel warnings or errors detected.
 2802 02:04:00.413536  Setting prompt string to ['/ #']
 2803 02:04:00.413627  end: 2.2.5.1 login-action (duration 00:00:17) [common]
 2805 02:04:00.413867  end: 2.2.5 auto-login-action (duration 00:00:19) [common]
 2806 02:04:00.413954  start: 2.2.6 expect-shell-connection (timeout 00:04:08) [common]
 2807 02:04:00.414024  Setting prompt string to ['/ #']
 2808 02:04:00.414085  Forcing a shell prompt, looking for ['/ #']
 2810 02:04:00.464280  / # 

 2811 02:04:00.464409  expect-shell-connection: Wait for prompt ['/ #'] (timeout 00:05:00)
 2812 02:04:00.464525  Waiting using forced prompt support (timeout 00:02:30)
 2813 02:04:00.468244  

 2814 02:04:00.471145  end: 2.2.6 expect-shell-connection (duration 00:00:00) [common]
 2815 02:04:00.471241  start: 2.2.7 export-device-env (timeout 00:04:08) [common]
 2817 02:04:00.571556  / # export NFS_ROOTFS='/var/lib/lava/dispatcher/tmp/10716720/extract-nfsrootfs-om7xp1jb'

 2818 02:04:00.616698  export NFS_ROOTFS='/var/lib/lava/dispatcher/tmp/10716720/extract-nfsrootfs-om7xp1jb'

 2820 02:04:00.717297  / # export NFS_SERVER_IP='192.168.201.1'

 2821 02:04:00.719390  export NFS_SERVER_IP='192.168.201.1'

 2822 02:04:00.721955  end: 2.2.7 export-device-env (duration 00:00:00) [common]
 2823 02:04:00.722102  end: 2.2 depthcharge-retry (duration 00:00:52) [common]
 2824 02:04:00.722239  end: 2 depthcharge-action (duration 00:00:52) [common]
 2825 02:04:00.722340  start: 3 lava-test-retry (timeout 00:08:41) [common]
 2826 02:04:00.722453  start: 3.1 lava-test-shell (timeout 00:08:41) [common]
 2827 02:04:00.722534  Using namespace: common
 2829 02:04:00.822912  / # #

 2830 02:04:00.823087  lava-test-shell: Wait for prompt ['/ #'] (timeout 00:10:00)
 2831 02:04:00.825705  #

 2832 02:04:00.828645  Using /lava-10716720
 2834 02:04:00.928959  / # export SHELL=/bin/bash

 2835 02:04:00.931336  export SHELL=/bin/bash

 2837 02:04:01.034750  / # . /lava-10716720/environment

 2838 02:04:01.037804  . /lava-10716720/environment

 2840 02:04:01.144634  / # /lava-10716720/bin/lava-test-runner /lava-10716720/0

 2841 02:04:01.144774  Test shell timeout: 10s (minimum of the action and connection timeout)
 2842 02:04:01.147193  /lava-10716720/bin/lava-test-runner /lava-10716720/0

 2843 02:04:01.396341  + export TESTRUN_ID=0_timesync-off

 2844 02:04:01.399246  + TESTRUN_ID=0_timesync-off

 2845 02:04:01.404219  + cd /lava-10716720/0/tests/0_timesync-off

 2846 02:04:01.405937  ++ cat uuid

 2847 02:04:01.407566  + UUID=10716720_1.5.2.3.1

 2848 02:04:01.408686  + set +x

 2849 02:04:01.413688  <LAVA_SIGNAL_STARTRUN 0_timesync-off 10716720_1.5.2.3.1>

 2850 02:04:01.413946  Received signal: <STARTRUN> 0_timesync-off 10716720_1.5.2.3.1
 2851 02:04:01.414024  Starting test lava.0_timesync-off (10716720_1.5.2.3.1)
 2852 02:04:01.414109  Skipping test definition patterns.
 2853 02:04:01.417170  + systemctl stop systemd-timesyncd

 2854 02:04:01.450688  + set +x

 2855 02:04:01.454525  Received signal: <ENDRUN> 0_timesync-off 10716720_1.5.2.3.1
 2856 02:04:01.454654  Ending use of test pattern.
 2857 02:04:01.454720  Ending test lava.0_timesync-off (10716720_1.5.2.3.1), duration 0.04
 2859 02:04:01.455001  <LAVA_SIGNAL_ENDRUN 0_timesync-off 10716720_1.5.2.3.1>

 2860 02:04:01.495929  + export TESTRUN_ID=1_kselftest-lkdtm

 2861 02:04:01.498286  + TESTRUN_ID=1_kselftest-lkdtm

 2862 02:04:01.504153  + cd /lava-10716720/0/tests/1_kselftest-lkdtm

 2863 02:04:01.504710  ++ cat uuid

 2864 02:04:01.508389  + UUID=10716720_1.5.2.3.5

 2865 02:04:01.508536  + set +x

 2866 02:04:01.513969  <LAVA_SIGNAL_STARTRUN 1_kselftest-lkdtm 10716720_1.5.2.3.5>

 2867 02:04:01.514222  Received signal: <STARTRUN> 1_kselftest-lkdtm 10716720_1.5.2.3.5
 2868 02:04:01.514297  Starting test lava.1_kselftest-lkdtm (10716720_1.5.2.3.5)
 2869 02:04:01.514391  Skipping test definition patterns.
 2870 02:04:01.517130  + cd ./automated/linux/kselftest/

 2871 02:04:01.551255  + ./kselftest.sh -c lkdtm -T '' -t kselftest_armhf.tar.gz -s True -u http://storage.kernelci.org/cip-gitlab/ci-iwamatsu-linux-5.10.y-cip-rc/v5.10.182-cip35-8-gc3d08808cfa7/x86_64/x86_64_defconfig+x86-chromebook+kselftest/gcc-10/kselftest.tar.xz -L '' -S /dev/null -b asus-C433TA-AJ0005-rammus -g cip-gitlab -e '' -p /opt/kselftests/mainline/ -n 1 -i 1

 2872 02:04:01.554479  INFO: install_deps skipped

 2873 02:04:01.658431  --2023-06-14 02:04:01--  http://storage.kernelci.org/cip-gitlab/ci-iwamatsu-linux-5.10.y-cip-rc/v5.10.182-cip35-8-gc3d08808cfa7/x86_64/x86_64_defconfig+x86-chromebook+kselftest/gcc-10/kselftest.tar.xz

 2874 02:04:01.666732  Resolving storage.kernelci.org (storage.kernelci.org)... 20.171.243.82

 2875 02:04:01.787332  Connecting to storage.kernelci.org (storage.kernelci.org)|20.171.243.82|:80... connected.

 2876 02:04:01.916984  HTTP request sent, awaiting response... 200 OK

 2877 02:04:01.920473  Length: 3307804 (3.2M) [application/octet-stream]

 2878 02:04:01.925236  Saving to: 'kselftest.tar.xz'

 2879 02:04:01.925656  

 2880 02:04:01.926008  

 2881 02:04:02.180300  kselftest.tar.xz      0%[                    ]       0  --.-KB/s               

 2882 02:04:02.438248  kselftest.tar.xz      1%[                    ]  50.15K   195KB/s               

 2883 02:04:02.825336  kselftest.tar.xz      5%[>                   ] 191.56K   371KB/s               

 2884 02:04:03.082110  kselftest.tar.xz     23%[===>                ] 764.74K   847KB/s               

 2885 02:04:03.245070  kselftest.tar.xz     71%[=============>      ]   2.24M  1.93MB/s               

 2886 02:04:03.251929  kselftest.tar.xz    100%[===================>]   3.15M  2.38MB/s    in 1.3s    

 2887 02:04:03.252043  

 2888 02:04:03.538804  2023-06-14 02:04:03 (2.38 MB/s) - 'kselftest.tar.xz' saved [3307804/3307804]

 2889 02:04:03.538936  

 2890 02:04:10.879325  skiplist:

 2891 02:04:10.883159  ========================================

 2892 02:04:10.887302  ========================================

 2893 02:04:10.926082  lkdtm:PANIC.sh

 2894 02:04:10.927858  lkdtm:BUG.sh

 2895 02:04:10.929113  lkdtm:WARNING.sh

 2896 02:04:10.932718  lkdtm:WARNING_MESSAGE.sh

 2897 02:04:10.933706  lkdtm:EXCEPTION.sh

 2898 02:04:10.935646  lkdtm:LOOP.sh

 2899 02:04:10.937954  lkdtm:EXHAUST_STACK.sh

 2900 02:04:10.939785  lkdtm:CORRUPT_STACK.sh

 2901 02:04:10.942571  lkdtm:CORRUPT_STACK_STRONG.sh

 2902 02:04:10.945395  lkdtm:CORRUPT_LIST_ADD.sh

 2903 02:04:10.947972  lkdtm:CORRUPT_LIST_DEL.sh

 2904 02:04:10.952051  lkdtm:STACK_GUARD_PAGE_LEADING.sh

 2905 02:04:10.955780  lkdtm:STACK_GUARD_PAGE_TRAILING.sh

 2906 02:04:10.956941  lkdtm:UNSET_SMEP.sh

 2907 02:04:10.959470  lkdtm:DOUBLE_FAULT.sh

 2908 02:04:10.961274  lkdtm:CORRUPT_PAC.sh

 2909 02:04:10.965513  lkdtm:UNALIGNED_LOAD_STORE_WRITE.sh

 2910 02:04:10.968273  lkdtm:OVERWRITE_ALLOCATION.sh

 2911 02:04:10.970565  lkdtm:WRITE_AFTER_FREE.sh

 2912 02:04:10.973144  lkdtm:READ_AFTER_FREE.sh

 2913 02:04:10.976207  lkdtm:WRITE_BUDDY_AFTER_FREE.sh

 2914 02:04:10.980233  lkdtm:READ_BUDDY_AFTER_FREE.sh

 2915 02:04:10.982470  lkdtm:SLAB_FREE_DOUBLE.sh

 2916 02:04:10.984587  lkdtm:SLAB_FREE_CROSS.sh

 2917 02:04:10.987350  lkdtm:SLAB_FREE_PAGE.sh

 2918 02:04:10.989016  lkdtm:SOFTLOCKUP.sh

 2919 02:04:10.991248  lkdtm:HARDLOCKUP.sh

 2920 02:04:10.993527  lkdtm:SPINLOCKUP.sh

 2921 02:04:10.995277  lkdtm:HUNG_TASK.sh

 2922 02:04:10.997901  lkdtm:EXEC_DATA.sh

 2923 02:04:10.998635  lkdtm:EXEC_STACK.sh

 2924 02:04:11.000912  lkdtm:EXEC_KMALLOC.sh

 2925 02:04:11.003808  lkdtm:EXEC_VMALLOC.sh

 2926 02:04:11.005520  lkdtm:EXEC_RODATA.sh

 2927 02:04:11.009627  lkdtm:EXEC_USERSPACE.sh

 2928 02:04:11.010055  lkdtm:EXEC_NULL.sh

 2929 02:04:11.012594  lkdtm:ACCESS_USERSPACE.sh

 2930 02:04:11.014530  lkdtm:ACCESS_NULL.sh

 2931 02:04:11.016352  lkdtm:WRITE_RO.sh

 2932 02:04:11.019781  lkdtm:WRITE_RO_AFTER_INIT.sh

 2933 02:04:11.021603  lkdtm:WRITE_KERN.sh

 2934 02:04:11.024520  lkdtm:REFCOUNT_INC_OVERFLOW.sh

 2935 02:04:11.027982  lkdtm:REFCOUNT_ADD_OVERFLOW.sh

 2936 02:04:11.031936  lkdtm:REFCOUNT_INC_NOT_ZERO_OVERFLOW.sh

 2937 02:04:11.036111  lkdtm:REFCOUNT_ADD_NOT_ZERO_OVERFLOW.sh

 2938 02:04:11.038509  lkdtm:REFCOUNT_DEC_ZERO.sh

 2939 02:04:11.041597  lkdtm:REFCOUNT_DEC_NEGATIVE.sh

 2940 02:04:11.046018  lkdtm:REFCOUNT_DEC_AND_TEST_NEGATIVE.sh

 2941 02:04:11.049441  lkdtm:REFCOUNT_SUB_AND_TEST_NEGATIVE.sh

 2942 02:04:11.052530  lkdtm:REFCOUNT_INC_ZERO.sh

 2943 02:04:11.055672  lkdtm:REFCOUNT_ADD_ZERO.sh

 2944 02:04:11.057952  lkdtm:REFCOUNT_INC_SATURATED.sh

 2945 02:04:11.061805  lkdtm:REFCOUNT_DEC_SATURATED.sh

 2946 02:04:11.064772  lkdtm:REFCOUNT_ADD_SATURATED.sh

 2947 02:04:11.068762  lkdtm:REFCOUNT_INC_NOT_ZERO_SATURATED.sh

 2948 02:04:11.072954  lkdtm:REFCOUNT_ADD_NOT_ZERO_SATURATED.sh

 2949 02:04:11.076447  lkdtm:REFCOUNT_DEC_AND_TEST_SATURATED.sh

 2950 02:04:11.081666  lkdtm:REFCOUNT_SUB_AND_TEST_SATURATED.sh

 2951 02:04:11.083988  lkdtm:REFCOUNT_TIMING.sh

 2952 02:04:11.086431  lkdtm:ATOMIC_TIMING.sh

 2953 02:04:11.089766  lkdtm:USERCOPY_HEAP_SIZE_TO.sh

 2954 02:04:11.091911  lkdtm:USERCOPY_HEAP_SIZE_FROM.sh

 2955 02:04:11.095570  lkdtm:USERCOPY_HEAP_WHITELIST_TO.sh

 2956 02:04:11.100182  lkdtm:USERCOPY_HEAP_WHITELIST_FROM.sh

 2957 02:04:11.102905  lkdtm:USERCOPY_STACK_FRAME_TO.sh

 2958 02:04:11.106354  lkdtm:USERCOPY_STACK_FRAME_FROM.sh

 2959 02:04:11.109172  lkdtm:USERCOPY_STACK_BEYOND.sh

 2960 02:04:11.111596  lkdtm:USERCOPY_KERNEL.sh

 2961 02:04:11.114657  lkdtm:STACKLEAK_ERASING.sh

 2962 02:04:11.117292  lkdtm:CFI_FORWARD_PROTO.sh

 2963 02:04:11.121374  ============== Tests to run ===============

 2964 02:04:11.123801  lkdtm:PANIC.sh

 2965 02:04:11.124874  lkdtm:BUG.sh

 2966 02:04:11.127314  lkdtm:WARNING.sh

 2967 02:04:11.129645  lkdtm:WARNING_MESSAGE.sh

 2968 02:04:11.131397  lkdtm:EXCEPTION.sh

 2969 02:04:11.132430  lkdtm:LOOP.sh

 2970 02:04:11.134890  lkdtm:EXHAUST_STACK.sh

 2971 02:04:11.136875  lkdtm:CORRUPT_STACK.sh

 2972 02:04:11.140289  lkdtm:CORRUPT_STACK_STRONG.sh

 2973 02:04:11.142630  lkdtm:CORRUPT_LIST_ADD.sh

 2974 02:04:11.145400  lkdtm:CORRUPT_LIST_DEL.sh

 2975 02:04:11.149487  lkdtm:STACK_GUARD_PAGE_LEADING.sh

 2976 02:04:11.152432  lkdtm:STACK_GUARD_PAGE_TRAILING.sh

 2977 02:04:11.154570  lkdtm:UNSET_SMEP.sh

 2978 02:04:11.156649  lkdtm:DOUBLE_FAULT.sh

 2979 02:04:11.159930  lkdtm:CORRUPT_PAC.sh

 2980 02:04:11.162275  lkdtm:UNALIGNED_LOAD_STORE_WRITE.sh

 2981 02:04:11.165919  lkdtm:OVERWRITE_ALLOCATION.sh

 2982 02:04:11.167634  lkdtm:WRITE_AFTER_FREE.sh

 2983 02:04:11.171336  lkdtm:READ_AFTER_FREE.sh

 2984 02:04:11.173659  lkdtm:WRITE_BUDDY_AFTER_FREE.sh

 2985 02:04:11.176679  lkdtm:READ_BUDDY_AFTER_FREE.sh

 2986 02:04:11.179589  lkdtm:SLAB_FREE_DOUBLE.sh

 2987 02:04:11.182950  lkdtm:SLAB_FREE_CROSS.sh

 2988 02:04:11.183923  lkdtm:SLAB_FREE_PAGE.sh

 2989 02:04:11.187101  lkdtm:SOFTLOCKUP.sh

 2990 02:04:11.188469  lkdtm:HARDLOCKUP.sh

 2991 02:04:11.190104  lkdtm:SPINLOCKUP.sh

 2992 02:04:11.191824  lkdtm:HUNG_TASK.sh

 2993 02:04:11.194079  lkdtm:EXEC_DATA.sh

 2994 02:04:11.196420  lkdtm:EXEC_STACK.sh

 2995 02:04:11.198531  lkdtm:EXEC_KMALLOC.sh

 2996 02:04:11.201334  lkdtm:EXEC_VMALLOC.sh

 2997 02:04:11.203133  lkdtm:EXEC_RODATA.sh

 2998 02:04:11.205778  lkdtm:EXEC_USERSPACE.sh

 2999 02:04:11.207459  lkdtm:EXEC_NULL.sh

 3000 02:04:11.210330  lkdtm:ACCESS_USERSPACE.sh

 3001 02:04:11.212027  lkdtm:ACCESS_NULL.sh

 3002 02:04:11.214318  lkdtm:WRITE_RO.sh

 3003 02:04:11.217270  lkdtm:WRITE_RO_AFTER_INIT.sh

 3004 02:04:11.218723  lkdtm:WRITE_KERN.sh

 3005 02:04:11.221774  lkdtm:REFCOUNT_INC_OVERFLOW.sh

 3006 02:04:11.225444  lkdtm:REFCOUNT_ADD_OVERFLOW.sh

 3007 02:04:11.229616  lkdtm:REFCOUNT_INC_NOT_ZERO_OVERFLOW.sh

 3008 02:04:11.233008  lkdtm:REFCOUNT_ADD_NOT_ZERO_OVERFLOW.sh

 3009 02:04:11.235954  lkdtm:REFCOUNT_DEC_ZERO.sh

 3010 02:04:11.239393  lkdtm:REFCOUNT_DEC_NEGATIVE.sh

 3011 02:04:11.242968  lkdtm:REFCOUNT_DEC_AND_TEST_NEGATIVE.sh

 3012 02:04:11.246904  lkdtm:REFCOUNT_SUB_AND_TEST_NEGATIVE.sh

 3013 02:04:11.249584  lkdtm:REFCOUNT_INC_ZERO.sh

 3014 02:04:11.251931  lkdtm:REFCOUNT_ADD_ZERO.sh

 3015 02:04:11.255755  lkdtm:REFCOUNT_INC_SATURATED.sh

 3016 02:04:11.259904  lkdtm:REFCOUNT_DEC_SATURATED.sh

 3017 02:04:11.262144  lkdtm:REFCOUNT_ADD_SATURATED.sh

 3018 02:04:11.266073  lkdtm:REFCOUNT_INC_NOT_ZERO_SATURATED.sh

 3019 02:04:11.270240  lkdtm:REFCOUNT_ADD_NOT_ZERO_SATURATED.sh

 3020 02:04:11.273905  lkdtm:REFCOUNT_DEC_AND_TEST_SATURATED.sh

 3021 02:04:11.278504  lkdtm:REFCOUNT_SUB_AND_TEST_SATURATED.sh

 3022 02:04:11.280794  lkdtm:REFCOUNT_TIMING.sh

 3023 02:04:11.283557  lkdtm:ATOMIC_TIMING.sh

 3024 02:04:11.286867  lkdtm:USERCOPY_HEAP_SIZE_TO.sh

 3025 02:04:11.289546  lkdtm:USERCOPY_HEAP_SIZE_FROM.sh

 3026 02:04:11.296303  lkdtm:USERCOPY_HEAP<12>[   29.865588] kselftest: Running tests in lkdtm

 3027 02:04:11.298514  _WHITELIST_TO.sh

 3028 02:04:11.301911  lkdtm:USERCOPY_HEAP_WHITELIST_FROM.sh

 3029 02:04:11.305734  lkdtm:USERCOPY_STACK_FRAME_TO.sh

 3030 02:04:11.309063  lkdtm:USERCOPY_STACK_FRAME_FROM.sh

 3031 02:04:11.312464  lkdtm:USERCOPY_STACK_BEYOND.sh

 3032 02:04:11.314631  lkdtm:USERCOPY_KERNEL.sh

 3033 02:04:11.317062  lkdtm:STACKLEAK_ERASING.sh

 3034 02:04:11.319964  lkdtm:CFI_FORWARD_PROTO.sh

 3035 02:04:11.324509  ===========End Tests to run ===============

 3036 02:04:11.326444  TAP version 13

 3037 02:04:11.327459  1..70

 3038 02:04:11.329211  # selftests: lkdtm: PANIC.sh

 3039 02:04:11.694693  # Skipping PANIC: crashes entire system

 3040 02:04:11.697223  ok 1 selftests: lkdtm: PANIC.sh # SKIP

 3041 02:04:11.701571  # selftests: lkdtm: BUG.sh

 3042 02:04:11.779404  <6>[   30.348939] lkdtm: Performing direct entry BUG

 3043 02:04:11.785526  <4>[   30.354489] ------------[ cut here ]------------

 3044 02:04:11.791259  <2>[   30.360012] kernel BUG at drivers/misc/lkdtm/bugs.c:76!

 3045 02:04:11.797302  <4>[   30.366259] invalid opcode: 0000 [#1] SMP PTI

 3046 02:04:11.805199  <4>[   30.371435] CPU: 2 PID: 635 Comm: cat Tainted: G        W         5.10.182-cip35 #1

 3047 02:04:11.812306  <4>[   30.380290] Hardware name: Google Rammus/Rammus, BIOS  09/04/2020

 3048 02:04:11.817106  <4>[   30.387388] RIP: 0010:lkdtm_BUG+0x5/0x10

 3049 02:04:11.838851  <4>[   30.392063] Code: 89 ff e8 3e e6 79 ff 48 c7 c0 ea ff ff ff eb de 48 c7 c0 ea ff ff ff c3 cc cc cc cc 48 c7 c0 f4 ff ff ff eb c9 0f 1f 44 00 00 <0f> 0b 66 0f 1f 84 00 00 00 00 00 0f 1f 44 00 00 83 05 50 56 e9 02

 3050 02:04:11.845005  <4>[   30.413335] RSP: 0018:ffffb7dc812e7e60 EFLAGS: 00010282

 3051 02:04:11.852658  <4>[   30.419461] RAX: ffffffff8fb79540 RBX: 0000000000000001 RCX: 0000000000000000

 3052 02:04:11.860872  <4>[   30.427732] RDX: 0000000000000000 RSI: ffff9e047ad1bf70 RDI: ffffffff90b7e850

 3053 02:04:11.869276  <4>[   30.435993] RBP: ffffffff9105d410 R08: 0000000000000001 R09: 0000000000000001

 3054 02:04:11.877908  <4>[   30.444246] R10: 00000000ffffe000 R11: 3fffffffffffffff R12: 0000000000000004

 3055 02:04:11.886223  <4>[   30.452507] R13: ffffb7dc812e7f10 R14: ffffb7dc812e7f10 R15: ffff9e0402af6000

 3056 02:04:11.895229  <4>[   30.460760] FS:  00007f4b1f427580(0000) GS:ffff9e047ad00000(0000) knlGS:0000000000000000

 3057 02:04:11.902821  <4>[   30.470081] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033

 3058 02:04:11.910402  <4>[   30.476780] CR2: 00007f4b1f231000 CR3: 0000000104036003 CR4: 00000000003706e0

 3059 02:04:11.913424  <4>[   30.485041] Call Trace:

 3060 02:04:11.918109  <4>[   30.488061]  ? __die_body.cold+0x1a/0x1f

 3061 02:04:11.921999  <4>[   30.492736]  ? die+0x2b/0x50

 3062 02:04:11.925291  <4>[   30.496239]  ? do_trap+0x91/0x110

 3063 02:04:11.929749  <4>[   30.500220]  ? lkdtm_BUG+0x5/0x10

 3064 02:04:11.934041  <4>[   30.504210]  ? do_error_trap+0x90/0x110

 3065 02:04:11.937897  <4>[   30.508781]  ? lkdtm_BUG+0x5/0x10

 3066 02:04:11.942620  <4>[   30.512762]  ? lkdtm_BUG+0x5/0x10

 3067 02:04:11.946885  <4>[   30.516752]  ? exc_invalid_op+0x4e/0x70

 3068 02:04:11.950294  <4>[   30.521323]  ? lkdtm_BUG+0x5/0x10

 3069 02:04:11.955570  <4>[   30.525305]  ? asm_exc_invalid_op+0x12/0x20

 3070 02:04:11.959802  <4>[   30.530268]  ? direct_entry+0xe0/0xe0

 3071 02:04:11.964077  <4>[   30.534647]  ? lkdtm_BUG+0x5/0x10

 3072 02:04:11.968370  <4>[   30.538638]  direct_entry.cold+0x2c/0x38

 3073 02:04:11.972826  <4>[   30.543308]  full_proxy_write+0x53/0x80

 3074 02:04:11.976998  <4>[   30.547882]  vfs_write+0xe7/0x3b0

 3075 02:04:11.981150  <4>[   30.551872]  ksys_write+0x68/0xf0

 3076 02:04:11.985313  <4>[   30.555862]  do_syscall_64+0x30/0x40

 3077 02:04:11.991170  <4>[   30.560144]  entry_SYSCALL_64_after_hwframe+0x61/0xc6

 3078 02:04:11.996114  <4>[   30.566077] RIP: 0033:0x7f4b1f33d473

 3079 02:04:12.017322  <4>[   30.570357] Code: 8b 15 21 2a 0e 00 f7 d8 64 89 02 48 c7 c0 ff ff ff ff eb b7 0f 1f 00 64 8b 04 25 18 00 00 00 85 c0 75 14 b8 01 00 00 00 0f 05 <48> 3d 00 f0 ff ff 77 55 c3 0f 1f 40 00 48 83 ec 28 48 89 54 24 18

 3080 02:04:12.025706  <4>[   30.591633] RSP: 002b:00007ffd0dfa7568 EFLAGS: 00000246 ORIG_RAX: 0000000000000001

 3081 02:04:12.034024  <4>[   30.600379] RAX: ffffffffffffffda RBX: 0000000000000004 RCX: 00007f4b1f33d473

 3082 02:04:12.042253  <4>[   30.608640] RDX: 0000000000000004 RSI: 00007f4b1f231000 RDI: 0000000000000001

 3083 02:04:12.050436  <4>[   30.616892] RBP: 00007f4b1f231000 R08: 00007f4b1f230010 R09: 0000000000000000

 3084 02:04:12.058805  <4>[   30.625154] R10: fffffffffffffbc5 R11: 0000000000000246 R12: 0000000000000001

 3085 02:04:12.066871  <4>[   30.633406] R13: 0000000000000001 R14: 0000000000020000 R15: 0000000000020000

 3086 02:04:12.119340  <4>[   30.641689] Modules linked in: fuse ip_tables cros_ec_lid_angle cros_ec_sensors cros_ec_sensors_core industrialio_triggered_buffer kfifo_buf industrialio snd_soc_da7219 uvcvideo cros_ec_sysfs cros_ec_lightbar cros_ec_sensorhub cros_ec_chardev cros_ec_debugfs videobuf2_vmalloc snd_soc_core cros_usbpd_charger videobuf2_memops cros_usbpd_logger videobuf2_v4l2 snd_compress gsmi x86_pkg_temp_thermal cros_ec_dev snd_pcm_dmaengine videobuf2_common cros_usbpd_notify regmap_i2c i2c_hid coreboot_table chromeos_pstore cros_kbd_led_backlight

 3087 02:04:12.126480  <0>[   30.696387] gsmi: Log Shutdown Reason 0x03

 3088 02:04:12.131826  <4>[   30.701266] ---[ end trace 19f7a216b67dc045 ]---

 3089 02:04:12.136419  <4>[   30.706741] RIP: 0010:lkdtm_BUG+0x5/0x10

 3090 02:04:12.157553  <4>[   30.711418] Code: 89 ff e8 3e e6 79 ff 48 c7 c0 ea ff ff ff eb de 48 c7 c0 ea ff ff ff c3 cc cc cc cc 48 c7 c0 f4 ff ff ff eb c9 0f 1f 44 00 00 <0f> 0b 66 0f 1f 84 00 00 00 00 00 0f 1f 44 00 00 83 05 50 56 e9 02

 3091 02:04:12.165240  <4>[   30.732702] RSP: 0018:ffffb7dc812e7e60 EFLAGS: 00010282

 3092 02:04:12.172084  <4>[   30.738838] RAX: ffffffff8fb79540 RBX: 0000000000000001 RCX: 0000000000000000

 3093 02:04:12.180879  <4>[   30.747109] RDX: 0000000000000000 RSI: ffff9e047ad1bf70 RDI: ffffffff90b7e850

 3094 02:04:12.189754  <4>[   30.755377] RBP: ffffffff9105d410 R08: 0000000000000001 R09: 0000000000000001

 3095 02:04:12.197083  <4>[   30.763686] R10: 00000000ffffe000 R11: 3fffffffffffffff R12: 0000000000000004

 3096 02:04:12.205198  <4>[   30.771955] R13: ffffb7dc812e7f10 R14: ffffb7dc812e7f10 R15: ffff9e0402af6000

 3097 02:04:12.214923  <4>[   30.780219] FS:  00007f4b1f427580(0000) GS:ffff9e047ad00000(0000) knlGS:0000000000000000

 3098 02:04:12.221332  <4>[   30.789602] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033

 3099 02:04:12.229863  <4>[   30.796322] CR2: 00007f4b1f231000 CR3: 0000000104036003 CR4: 00000000003706e0

 3100 02:04:12.231906  # Segmentation fault

 3101 02:04:12.248496  # [   30.348939] lkdtm: Performing direct entry BUG

 3102 02:04:12.254211  # [   30.354489] ------------[ cut here ]------------

 3103 02:04:12.259785  # [   30.360012] kernel BUG at drivers/misc/lkdtm/bugs.c:76!

 3104 02:04:12.265146  # [   30.366259] invalid opcode: 0000 [#1] SMP PTI

 3105 02:04:12.273706  # [   30.371435] CPU: 2 PID: 635 Comm: cat Tainted: G        W         5.10.182-cip35 #1

 3106 02:04:12.280707  # [   30.380290] Hardware name: Google Rammus/Rammus, BIOS  09/04/2020

 3107 02:04:12.285987  # [   30.387388] RIP: 0010:lkdtm_BUG+0x5/0x10

 3108 02:04:12.306714  # [   30.392063] Code: 89 ff e8 3e e6 79 ff 48 c7 c0 ea ff ff ff eb de 48 c7 c0 ea ff ff ff c3 cc cc cc cc 48 c7 c0 f4 ff ff ff eb c9 0f 1f 44 00 00 <0f> 0b 66 0f 1f 84 00 00 00 00 00 0f 1f 44 00 00 83 05 50 56 e9 02

 3109 02:04:12.312491  <6>[   30.879961] lkdtm: Performing direct entry WARNING

 3110 02:04:12.312606  

 3111 02:04:12.317862  # [   30.413335] RSP: 0018:ffffb7dc812e7e60 EFLAGS: 00010282

 3112 02:04:12.323245  #<4>[   30.886712] ------------[ cut here ]------------

 3113 02:04:12.340548   [   30.419461] RAX: ffffffff8fb79540 RBX: 0000000000000001 RCX:<4>[   30.898381] WARNING: CPU: 0 PID: 672 at drivers/misc/lkdtm/bugs.c:83 lkdtm_WARNING+0x13/0x20

 3114 02:04:12.342619   0000000000000000

 3115 02:04:12.398679  # [   30.427732] RDX: 0000000000000000 RSI: f<4>[   30.914322] Modules linked in: fuse ip_tables cros_ec_lid_angle cros_ec_sensors cros_ec_sensors_core industrialio_triggered_buffer kfifo_buf industrialio snd_soc_da7219 uvcvideo cros_ec_sysfs cros_ec_lightbar cros_ec_sensorhub cros_ec_chardev cros_ec_debugfs videobuf2_vmalloc snd_soc_core cros_usbpd_charger videobuf2_memops cros_usbpd_logger videobuf2_v4l2 snd_compress gsmi x86_pkg_temp_thermal cros_ec_dev snd_pcm_dmaengine videobuf2_common cros_usbpd_notify regmap_i2c i2c_hid coreboot_table chromeos_pstore cros_kbd_led_backlight

 3116 02:04:12.402267  fff9e047ad1bf70 RDI: ffffffff90b7e850

 3117 02:04:12.413610  # [   30.435993] RBP: fff<4>[   30.973291] CPU: 0 PID: 672 Comm: cat Tainted: G      D W         5.10.182-cip35 #1

 3118 02:04:12.418941  fffff9105d410 R08: 0000000000000001 R09: 0000000000000001

 3119 02:04:12.426622  # [  <4>[   30.988344] Hardware name: Google Rammus/Rammus, BIOS  09/04/2020

 3120 02:04:12.438301   30.444246] R10: 00000000ffffe000 R11: 3fffffffffffffff R12: 000<4>[   31.001668] RIP: 0010:lkdtm_WARNING+0x13/0x20

 3121 02:04:12.439871  0000000000004

 3122 02:04:12.465736  # [   30.452507] R13: ffffb7dc812e7f10 R14: ffffb<4>[   31.013047] Code: c0 f4 ff ff ff eb c9 0f 1f 44 00 00 0f 0b 66 0f 1f 84 00 00 00 00 00 0f 1f 44 00 00 83 05 50 56 e9 02 01 75 05 c3 cc cc cc cc <0f> 0b c3 cc cc cc cc 66 0f 1f 44 00 00 0f 1f 44 00 00 8b 05 31 56

 3123 02:04:12.469091  7dc812e7f10 R15: ffff9e0402af6000

 3124 02:04:12.478212  # [   30.460760] FS:  00007f4<4>[   31.040611] RSP: 0018:ffffb7dc81377e60 EFLAGS: 00010202

 3125 02:04:12.493358  b1f427580(0000) GS:ffff9e047ad00000(0000) knlGS:0000000000000000<4>[   31.052916] RAX: ffffffff8fb79550 RBX: 0000000000000002 RCX: 0000000000000000

 3126 02:04:12.493443  

 3127 02:04:12.507040  # [   30.470081] CS:  0010 DS: 0000 ES: 0000 CR0: 000000008005<4>[   31.067513] RDX: 0000000000000000 RSI: ffff9e047ac1bf70 RDI: ffffffff90b7e860

 3128 02:04:12.507390  0033

 3129 02:04:12.521260  # [   30.476780] CR2: 00007f4b1f231000 CR3: 00000001040360<4>[   31.081992] RBP: ffffffff90ff8d57 R08: 0000000000000000 R09: 0000000000000000

 3130 02:04:12.524735  03 CR4: 00000000003706e0

 3131 02:04:12.527689  # [   30.485041] Call Trace:

 3132 02:04:12.537726  # [   30<4>[   31.096414] R10: 00000000ffffe000 R11: 3fffffffffffffff R12: 0000000000000008

 3133 02:04:12.539990  .488061]  ? __die_body.cold+0x1a/0x1f

 3134 02:04:12.550423  # [   30.492736]  ? die+0<4>[   31.110962] R13: ffffb7dc81377f10 R14: ffffb7dc81377f10 R15: ffff9e0403147000

 3135 02:04:12.551449  x2b/0x50

 3136 02:04:12.555480  # [   30.496239]  ? do_trap+0x91/0x110

 3137 02:04:12.565793  # [   30.50022<4>[   31.125394] FS:  00007f1cb470e580(0000) GS:ffff9e047ac00000(0000) knlGS:0000000000000000

 3138 02:04:12.568406  0]  ? lkdtm_BUG+0x5/0x10

 3139 02:04:12.579082  # [   30.504210]  ? do_error_trap+0x90<4>[   31.140934] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033

 3140 02:04:12.579657  /0x110

 3141 02:04:12.583857  # [   30.508781]  ? lkdtm_BUG+0x5/0x10

 3142 02:04:12.593216  # [   30.512762]<4>[   31.153862] CR2: 00007f1cb4518000 CR3: 00000001049a8004 CR4: 00000000003706f0

 3143 02:04:12.598125    ? lkdtm_BUG+0x5/0x10

 3144 02:04:12.602666  # [   30.516752]  ? exc_invalid_op+0x4e/<4>[   31.168337] Call Trace:

 3145 02:04:12.603189  0x70

 3146 02:04:12.607361  # [   30.521323]  ? lkdtm_BUG+0x5/0x10

 3147 02:04:12.612618  # [   30.525305]  <4>[   31.177588]  ? __warn+0x80/0x110

 3148 02:04:12.616078  ? asm_exc_invalid_op+0x12/0x20

 3149 02:04:12.623382  # [   30.530268]  ? direct_entry<4>[   31.187690]  ? lkdtm_WARNING+0x13/0x20

 3150 02:04:12.624470  +0xe0/0xe0

 3151 02:04:12.628534  # [   30.534647]  ? lkdtm_BUG+0x5/0x10

 3152 02:04:12.635039  # [   30.538<4>[   31.198389]  ? report_bug+0x9e/0xc0

 3153 02:04:12.637327  638]  direct_entry.cold+0x2c/0x38

 3154 02:04:12.644255  # [   30.543308]  full_proxy_<4>[   31.208786]  ? handle_bug+0x41/0x90

 3155 02:04:12.645778  write+0x53/0x80

 3156 02:04:12.650086  # [   30.547882]  vfs_write+0xe7/0x3b0

 3157 02:04:12.655845  # [   3<4>[   31.219187]  ? exc_invalid_op+0x14/0x70

 3158 02:04:12.658073  0.551872]  ksys_write+0x68/0xf0

 3159 02:04:12.666201  # [   30.555862]  do_syscall_64<4>[   31.229972]  ? asm_exc_invalid_op+0x12/0x20

 3160 02:04:12.668281  +0x30/0x40

 3161 02:04:12.676601  # [   30.560144]  entry_SYSCALL_64_after_hwframe+0x6<4>[   31.241164]  ? lkdtm_BUG+0x10/0x10

 3162 02:04:12.677708  1/0xc6

 3163 02:04:12.681689  # [   30.566077] RIP: 0033:0x7f4b1f33d473

 3164 02:04:12.687169  # [   30.5703<4>[   31.251454]  ? lkdtm_WARNING+0x13/0x20

 3165 02:04:12.698281  57] Code: 8b 15 21 2a 0e 00 f7 d8 64 89 02 48 c7 c0 ff ff ff ff <4>[   31.262144]  direct_entry.cold+0x2c/0x38

 3166 02:04:12.709488  eb b7 0f 1f 00 64 8b 04 25 18 00 00 00 85 c0 75 14 b8 01 00 00 0<4>[   31.273045]  full_proxy_write+0x53/0x80

 3167 02:04:12.718867  0 0f 05 <48> 3d 00 f0 ff ff 77 55 c3 0f 1f 40 00 48 83 ec 28 48 <4>[   31.283849]  vfs_write+0xe7/0x3b0

 3168 02:04:12.720222  89 54 24 18

 3169 02:04:12.729474  # [   30.591633] RSP: 002b:00007ffd0dfa7568 EFLAGS:<4>[   31.294042]  ksys_write+0x68/0xf0

 3170 02:04:12.733093   00000246 ORIG_RAX: 0000000000000001

 3171 02:04:12.739628  # [   30.600379] RAX: ffff<4>[   31.304251]  do_syscall_64+0x30/0x40

 3172 02:04:12.746900  ffffffffffda RBX: 0000000000000004 RCX: 00007f4b1f33d473

 3173 02:04:12.751729  # [   <4>[   31.314798]  entry_SYSCALL_64_after_hwframe+0x61/0xc6

 3174 02:04:12.762488  30.608640] RDX: 0000000000000004 RSI: 00007f4b1f231000 RDI: 0000<4>[   31.326904] RIP: 0033:0x7f1cb4624473

 3175 02:04:12.764149  000000000001

 3176 02:04:12.790207  # [   30.616892] RBP: 00007f4b1f231000 R08: 00007f<4>[   31.337442] Code: 8b 15 21 2a 0e 00 f7 d8 64 89 02 48 c7 c0 ff ff ff ff eb b7 0f 1f 00 64 8b 04 25 18 00 00 00 85 c0 75 14 b8 01 00 00 00 0f 05 <48> 3d 00 f0 ff ff 77 55 c3 0f 1f 40 00 48 83 ec 28 48 89 54 24 18

 3177 02:04:12.794398  4b1f230010 R09: 0000000000000000

 3178 02:04:12.805107  # [   30.625154] R10: ffffffff<4>[   31.364925] RSP: 002b:00007ffee93ecfb8 EFLAGS: 00000246 ORIG_RAX: 0000000000000001

 3179 02:04:12.811053  fffffbc5 R11: 0000000000000246 R12: 0000000000000001

 3180 02:04:12.819688  # [   30.6<4>[   31.379936] RAX: ffffffffffffffda RBX: 0000000000000008 RCX: 00007f1cb4624473

 3181 02:04:12.833680  33406] R13: 0000000000000001 R14: 0000000000020000 R15: 00000000<4>[   31.394435] RDX: 0000000000000008 RSI: 00007f1cb4518000 RDI: 0000000000000001

 3182 02:04:12.835333  00020000

 3183 02:04:12.848257  # [   30.641689] Modules linked in: fuse ip_tables cro<4>[   31.408922] RBP: 00007f1cb4518000 R08: 00007f1cb4517010 R09: 0000000000000000

 3184 02:04:12.857105  <4>[   31.423387] R10: fffffffffffffbc5 R11: 0000000000000246 R12: 0000000000000001

 3185 02:04:12.871763  s_ec_lid_angle cros_ec_sensors cros_ec_sensors_core industrialio<4>[   31.431678] R13: 0000000000000001 R14: 0000000000020000 R15: 0000000000020000

 3186 02:04:12.881180  _triggered_buffer kfifo_buf industrialio snd_soc_da7219 uvcvideo<4>[   31.446166] irq event stamp: 0

 3187 02:04:12.894364   cros_ec_sysfs cros_ec_lightbar cros_ec_sensorhub cros_ec_charde<4>[   31.456066] hardirqs last  enabled at (0): [<0000000000000000>] 0x0

 3188 02:04:12.911342  v cros_ec_debugfs videobuf2_vmalloc snd_soc_core cros_usbpd_char<4>[   31.469615] hardirqs last disabled at (0): [<ffffffff8f0fd844>] copy_process+0x664/0x1c60

 3189 02:04:12.926485  ger videobuf2_memops cros_usbpd_logger videobuf2_v4l2 snd_compre<4>[   31.485249] softirqs last  enabled at (0): [<ffffffff8f0fd844>] copy_process+0x664/0x1c60

 3190 02:04:12.939378  ss gsmi x86_pkg_temp_thermal cros_ec_dev snd_pcm_dmaengine video<4>[   31.500934] softirqs last disabled at (0): [<0000000000000000>] 0x0

 3191 02:04:12.944838  <4>[   31.514411] ---[ end trace 19f7a216b67dc046 ]---

 3192 02:04:12.955632  buf2_common cros_usbpd_notify regmap_i2c i2c_hid coreboot_table chromeos_pstore cros_kbd_led_backlight

 3193 02:04:12.960347  # [   30.696387] gsmi: Log Shutdown Reason 0x03

 3194 02:04:12.965019  # [   30.701266] ---[ end trace 19f7a216b67dc045 ]---

 3195 02:04:12.970449  # [   30.706741] RIP: 0010:lkdtm_BUG+0x5/0x10

 3196 02:04:12.990997  # [   30.711418] Code: 89 ff e8 3e e6 79 ff 48 c7 c0 ea ff ff ff eb de 48 c7 c0 ea ff ff ff c3 cc cc cc cc 48 c7 c0 f4 ff ff ff eb c9 0f 1f 44 00 00 <0f> 0b 66 0f 1f 84 00 00 00 00 00 0f 1f 44 00 00 83 05 50 56 e9 02

 3197 02:04:12.997634  # [   30.732702] RSP: 0018:ffffb7dc812e7e60 EFLAGS: 00010282

 3198 02:04:13.004912  # [   30.738838] RAX: ffffffff8fb79540 RBX: 0000000000000001 RCX: 0000000000000000

 3199 02:04:13.013304  # [   30.747109] RDX: 0000000000000000 RSI: ffff9e047ad1bf70 RDI: ffffffff90b7e850

 3200 02:04:13.025780  # [   30.755377] RBP: ffffffff9105d410 R08: 0000000000000001 R09:<6>[   31.590378] lkdtm: Performing direct entry WARNING_MESSAGE

 3201 02:04:13.032588  <4>[   31.600854] ------------[ cut here ]------------

 3202 02:04:13.033392   0000000000000001

 3203 02:04:13.042366  # [   30.763686] R10: 00000000ffffe000 R11: 3<4>[   31.606334] Warning message trigger count: 2

 3204 02:04:13.047671  fffffffffffffff R12: 0000000000000004

 3205 02:04:13.059108  # [   30.771955] R13: fff<4>[   31.617621] WARNING: CPU: 2 PID: 707 at drivers/misc/lkdtm/bugs.c:88 lkdtm_WARNING_MESSAGE+0x20/0x30

 3206 02:04:13.066047  fb7dc812e7f10 R14: ffffb7dc812e7f10 R15: ffff9e0402af6000

 3207 02:04:13.118512  # [  <4>[   31.634316] Modules linked in: fuse ip_tables cros_ec_lid_angle cros_ec_sensors cros_ec_sensors_core industrialio_triggered_buffer kfifo_buf industrialio snd_soc_da7219 uvcvideo cros_ec_sysfs cros_ec_lightbar cros_ec_sensorhub cros_ec_chardev cros_ec_debugfs videobuf2_vmalloc snd_soc_core cros_usbpd_charger videobuf2_memops cros_usbpd_logger videobuf2_v4l2 snd_compress gsmi x86_pkg_temp_thermal cros_ec_dev snd_pcm_dmaengine videobuf2_common cros_usbpd_notify regmap_i2c i2c_hid coreboot_table chromeos_pstore cros_kbd_led_backlight

 3208 02:04:13.127297  <4>[   31.693307] CPU: 2 PID: 707 Comm: cat Tainted: G      D W         5.10.182-cip35 #1

 3209 02:04:13.141254   30.780219] FS:  00007f4b1f427580(0000) GS:ffff9e047ad00000(0000<4>[   31.702167] Hardware name: Google Rammus/Rammus, BIOS  09/04/2020

 3210 02:04:13.146976  <4>[   31.715475] RIP: 0010:lkdtm_WARNING_MESSAGE+0x20/0x30

 3211 02:04:13.169174  <4>[   31.721423] Code: cc cc cc cc 66 0f 1f 44 00 00 0f 1f 44 00 00 8b 05 31 56 e9 02 48 c7 c7 b8 92 ff 90 8d 70 01 89 35 21 56 e9 02 e8 47 c1 64 00 <0f> 0b c3 cc cc cc cc 66 0f 1f 84 00 00 00 00 00 0f 1f 44 00 00 c7

 3212 02:04:13.174104  <4>[   31.742705] RSP: 0018:ffffb7dc813dfe60 EFLAGS: 00010286

 3213 02:04:13.182204  <4>[   31.748854] RAX: 0000000000000000 RBX: 0000000000000003 RCX: 0000000000000000

 3214 02:04:13.190314  <4>[   31.757118] RDX: ffff9e047ad2c660 RSI: ffff9e047ad1bf70 RDI: ffff9e047ad1bf70

 3215 02:04:13.199213  <4>[   31.765380] RBP: ffffffff90ff8d5f R08: 0000000000000000 R09: 0000000000000000

 3216 02:04:13.206998  <4>[   31.773636] R10: 00000000ffffe000 R11: 3fffffffffffffff R12: 0000000000000010

 3217 02:04:13.215901  <4>[   31.781901] R13: ffffb7dc813dff10 R14: ffffb7dc813dff10 R15: ffff9e04066f7000

 3218 02:04:13.224661  <4>[   31.790164] FS:  00007f7e25ce8580(0000) GS:ffff9e047ad00000(0000) knlGS:0000000000000000

 3219 02:04:13.231047  <4>[   31.799498] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033

 3220 02:04:13.239970  <4>[   31.806207] CR2: 00007f7e25af2000 CR3: 00000001032c8006 CR4: 00000000003706e0

 3221 02:04:13.242796  <4>[   31.814471] Call Trace:

 3222 02:04:13.246919  <4>[   31.817495]  ? __warn+0x80/0x110

 3223 02:04:13.251937  <4>[   31.821420]  ? lkdtm_WARNING_MESSAGE+0x20/0x30

 3224 02:04:13.254702  ) knlGS:0000000000000000

 3225 02:04:13.262311  # [   30.789602] CS:  0010 DS: 0000 ES<4>[   31.826686]  ? report_bug+0x9e/0xc0

 3226 02:04:13.266751  <4>[   31.837090]  ? handle_bug+0x41/0x90

 3227 02:04:13.270652  <4>[   31.841274]  ? exc_invalid_op+0x14/0x70

 3228 02:04:13.276388  <4>[   31.845848]  ? asm_exc_invalid_op+0x12/0x20

 3229 02:04:13.281051  <4>[   31.850811]  ? lkdtm_WARNING_MESSAGE+0x20/0x30

 3230 02:04:13.285950  <4>[   31.856091]  direct_entry.cold+0x2c/0x38

 3231 02:04:13.290420  <4>[   31.860763]  full_proxy_write+0x53/0x80

 3232 02:04:13.294544  <4>[   31.865339]  vfs_write+0xe7/0x3b0

 3233 02:04:13.298356  <4>[   31.869332]  ksys_write+0x68/0xf0

 3234 02:04:13.302826  <4>[   31.873323]  do_syscall_64+0x30/0x40

 3235 02:04:13.309063  <4>[   31.877608]  entry_SYSCALL_64_after_hwframe+0x61/0xc6

 3236 02:04:13.313039  <4>[   31.883541] RIP: 0033:0x7f7e25bfe473

 3237 02:04:13.334907  <4>[   31.887823] Code: 8b 15 21 2a 0e 00 f7 d8 64 89 02 48 c7 c0 ff ff ff ff eb b7 0f 1f 00 64 8b 04 25 18 00 00 00 85 c0 75 14 b8 01 00 00 00 0f 05 <48> 3d 00 f0 ff ff 77 55 c3 0f 1f 40 00 48 83 ec 28 48 89 54 24 18

 3238 02:04:13.343036  <4>[   31.909102] RSP: 002b:00007ffebd9da5e8 EFLAGS: 00000246 ORIG_RAX: 0000000000000001

 3239 02:04:13.351274  <4>[   31.917853] RAX: ffffffffffffffda RBX: 0000000000000010 RCX: 00007f7e25bfe473

 3240 02:04:13.353998  : 0000 CR0: 0000000080050033

 3241 02:04:13.365780  # [   30.796322] CR2: 00007f4b1f23<4>[   31.926119] RDX: 0000000000000010 RSI: 00007f7e25af2000 RDI: 0000000000000001

 3242 02:04:13.370510  1000 CR3: 0000000104036003 CR4: 00000000003706e0

 3243 02:04:13.379916  # BUG: saw 'ke<4>[   31.940596] RBP: 00007f7e25af2000 R08: 00007f7e25af1010 R09: 0000000000000000

 3244 02:04:13.388665  <4>[   31.955076] R10: fffffffffffffbc5 R11: 0000000000000246 R12: 0000000000000001

 3245 02:04:13.397375  <4>[   31.963330] R13: 0000000000000001 R14: 0000000000020000 R15: 0000000000020000

 3246 02:04:13.400564  <4>[   31.971599] irq event stamp: 0

 3247 02:04:13.407857  <4>[   31.975322] hardirqs last  enabled at (0): [<0000000000000000>] 0x0

 3248 02:04:13.417614  <4>[   31.982616] hardirqs last disabled at (0): [<ffffffff8f0fd844>] copy_process+0x664/0x1c60

 3249 02:04:13.426525  <4>[   31.992046] softirqs last  enabled at (0): [<ffffffff8f0fd844>] copy_process+0x664/0x1c60

 3250 02:04:13.433618  <4>[   32.001477] softirqs last disabled at (0): [<0000000000000000>] 0x0

 3251 02:04:13.439793  <4>[   32.008769] ---[ end trace 19f7a216b67dc047 ]---

 3252 02:04:13.440848  rnel BUG at': ok

 3253 02:04:13.444303  ok 2 selftests: lkdtm: BUG.sh

 3254 02:04:13.447800  # selftests: lkdtm: WARNING.sh

 3255 02:04:13.453579  # [   30.879961] lkdtm: Performing direct entry WARNING

 3256 02:04:13.458231  # [   30.886712] ------------[ cut here ]------------

 3257 02:04:13.467645  # [   30.898381] WARNING: CPU: 0 PID: 672 at drivers/misc/lkdtm/bugs.c:83 lkdtm_WARNING+0x13/0x20

 3258 02:04:13.520173  # [   30.914322] Modules linked in: fuse ip_tables cros_ec_lid_angle cros_ec_sensors cros_ec_sensors_core industrialio_triggered_buffer kfifo_buf industrialio snd_soc_da7219 uvcvideo cros_ec_sysfs cros_ec_lightbar cros_ec_sensorhub cros_ec_chardev cros_ec_debugfs videobuf2_vmalloc snd_soc_core cros_usbpd_charger videobuf2_memops cros_usbpd_logger videobuf2_v4l2 snd_compress gsmi x86_pkg_temp_thermal cros_ec_dev snd_pcm_dmaengine videobuf2_common cros_usbpd_notify regmap_i<6>[   32.086173] lkdtm: Performing direct entry EXCEPTION

 3259 02:04:13.527763  <1>[   32.094684] BUG: kernel NULL pointer dereference, address: 0000000000000000

 3260 02:04:13.534428  <1>[   32.102758] #PF: supervisor write access in kernel mode

 3261 02:04:13.539789  <1>[   32.108882] #PF: error_code(0x0002) - not-present page

 3262 02:04:13.543337  <6>[   32.114908] PGD 0 P4D 0 

 3263 02:04:13.548055  <4>[   32.118025] Oops: 0002 [#2] SMP PTI

 3264 02:04:13.556183  <4>[   32.122200] CPU: 3 PID: 739 Comm: cat Tainted: G      D W         5.10.182-cip35 #1

 3265 02:04:13.563092  <4>[   32.131045] Hardware name: Google Rammus/Rammus, BIOS  09/04/2020

 3266 02:04:13.568621  <4>[   32.138144] RIP: 0010:lkdtm_EXCEPTION+0x5/0x20

 3267 02:04:13.590299  <4>[   32.143395] Code: 48 c7 c7 b8 92 ff 90 8d 70 01 89 35 21 56 e9 02 e8 47 c1 64 00 0f 0b c3 cc cc cc cc 66 0f 1f 84 00 00 00 00 00 0f 1f 44 00 00 <c7> 04 25 00 00 00 00 00 00 00 00 c3 cc cc cc cc 66 66 2e 0f 1f 84

 3268 02:04:13.595876  <4>[   32.164679] RSP: 0018:ffffb7dc8145fe60 EFLAGS: 00010286

 3269 02:04:13.604504  <4>[   32.170807] RAX: ffffffff8fb795a0 RBX: 0000000000000004 RCX: 0000000000000000

 3270 02:04:13.612434  <4>[   32.179060] RDX: 0000000000000000 RSI: ffff9e047ad9bf70 RDI: ffffffff90b7e880

 3271 02:04:13.620864  <4>[   32.187322] RBP: ffffffff90eed2a7 R08: 0000000000000000 R09: 0000000000000000

 3272 02:04:13.629253  <4>[   32.195584] R10: 00000000ffffe000 R11: 3fffffffffffffff R12: 000000000000000a

 3273 02:04:13.637623  <4>[   32.203844] R13: ffffb7dc8145ff10 R14: ffffb7dc8145ff10 R15: ffff9e0405d98000

 3274 02:04:13.646259  <4>[   32.212106] FS:  00007f5caf0ff580(0000) GS:ffff9e047ad80000(0000) knlGS:0000000000000000

 3275 02:04:13.653204  <4>[   32.221437] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033

 3276 02:04:13.661585  <4>[   32.228143] CR2: 0000000000000000 CR3: 0000000106562006 CR4: 00000000003706e0

 3277 02:04:13.664908  <4>[   32.236404] Call Trace:

 3278 02:04:13.678256  2c< i2c_hid coreboot_table chromeos_pstore cros_kbd_led_backlight4>[   32.239426]  ? __die_body.cold+0x1a/0x1f

 3279 02:04:13.679810  <4>[   32.250313]  ? no_context+0x177/0x380

 3280 02:04:13.684333  <4>[   32.254693]  ? exc_page_fault+0x53/0x170

 3281 02:04:13.689432  <4>[   32.259363]  ? asm_exc_page_fault+0x1e/0x30

 3282 02:04:13.694429  <4>[   32.264323]  ? lkdtm_WARNING_MESSAGE+0x30/0x30

 3283 02:04:13.699365  <4>[   32.269575]  ? lkdtm_EXCEPTION+0x5/0x20

 3284 02:04:13.703964  <4>[   32.274139]  direct_entry.cold+0x2c/0x38

 3285 02:04:13.709366  <4>[   32.278801]  full_proxy_write+0x53/0x80

 3286 02:04:13.712741  <4>[   32.283373]  vfs_write+0xe7/0x3b0

 3287 02:04:13.716481  <4>[   32.287362]  ksys_write+0x68/0xf0

 3288 02:04:13.720735  <4>[   32.291352]  do_syscall_64+0x30/0x40

 3289 02:04:13.727090  <4>[   32.295633]  entry_SYSCALL_64_after_hwframe+0x61/0xc6

 3290 02:04:13.732098  <4>[   32.301556] RIP: 0033:0x7f5caf015473

 3291 02:04:13.753687  <4>[   32.305828] Code: 8b 15 21 2a 0e 00 f7 d8 64 89 02 48 c7 c0 ff ff ff ff eb b7 0f 1f 00 64 8b 04 25 18 00 00 00 85 c0 75 14 b8 01 00 00 00 0f 05 <48> 3d 00 f0 ff ff 77 55 c3 0f 1f 40 00 48 83 ec 28 48 89 54 24 18

 3292 02:04:13.761215  <4>[   32.327105] RSP: 002b:00007fff3dbd3a88 EFLAGS: 00000246 ORIG_RAX: 0000000000000001

 3293 02:04:13.770148  <4>[   32.335844] RAX: ffffffffffffffda RBX: 000000000000000a RCX: 00007f5caf015473

 3294 02:04:13.777640  <4>[   32.344104] RDX: 000000000000000a RSI: 00007f5caef09000 RDI: 0000000000000001

 3295 02:04:13.785295  <4>[   32.352365] RBP: 00007f5caef09000 R08: 00007f5caef08010 R09: 0000000000000000

 3296 02:04:13.794591  <4>[   32.360626] R10: fffffffffffffbc5 R11: 0000000000000246 R12: 0000000000000001

 3297 02:04:13.802430  <4>[   32.368888] R13: 0000000000000001 R14: 0000000000020000 R15: 0000000000020000

 3298 02:04:13.802523  

 3299 02:04:13.861503  # [   30.973291] CPU: 0 PID: 672 Comm: cat Tainted: G      D W<4>[   32.377154] Modules linked in: fuse ip_tables cros_ec_lid_angle cros_ec_sensors cros_ec_sensors_core industrialio_triggered_buffer kfifo_buf industrialio snd_soc_da7219 uvcvideo cros_ec_sysfs cros_ec_lightbar cros_ec_sensorhub cros_ec_chardev cros_ec_debugfs videobuf2_vmalloc snd_soc_core cros_usbpd_charger videobuf2_memops cros_usbpd_logger videobuf2_v4l2 snd_compress gsmi x86_pkg_temp_thermal cros_ec_dev snd_pcm_dmaengine videobuf2_common cros_usbpd_notify regmap_i2c i2c_hid coreboot_table chromeos_pstore cros_kbd_led_backlight

 3300 02:04:13.865557  <4>[   32.436155] CR2: 0000000000000000

 3301 02:04:13.870798  <4>[   32.440146] ---[ end trace 19f7a216b67dc048 ]---

 3302 02:04:13.875710  <4>[   32.445591] RIP: 0010:lkdtm_BUG+0x5/0x10

 3303 02:04:13.897327  <4>[   32.450259] Code: 89 ff e8 3e e6 79 ff 48 c7 c0 ea ff ff ff eb de 48 c7 c0 ea ff ff ff c3 cc cc cc cc 48 c7 c0 f4 ff ff ff eb c9 0f 1f 44 00 00 <0f> 0b 66 0f 1f 84 00 00 00 00 00 0f 1f 44 00 00 83 05 50 56 e9 02

 3304 02:04:13.902604  <4>[   32.471537] RSP: 0018:ffffb7dc812e7e60 EFLAGS: 00010282

 3305 02:04:13.911001  <4>[   32.477681] RAX: ffffffff8fb79540 RBX: 0000000000000001 RCX: 0000000000000000

 3306 02:04:13.919354  <4>[   32.485944] RDX: 0000000000000000 RSI: ffff9e047ad1bf70 RDI: ffffffff90b7e850

 3307 02:04:13.927646  <4>[   32.494206] RBP: ffffffff9105d410 R08: 0000000000000001 R09: 0000000000000001

 3308 02:04:13.936117  <4>[   32.502467] R10: 00000000ffffe000 R11: 3fffffffffffffff R12: 0000000000000004

 3309 02:04:13.944029  <4>[   32.510738] R13: ffffb7dc812e7f10 R14: ffffb7dc812e7f10 R15: ffff9e0402af6000

 3310 02:04:13.953982  <4>[   32.519000] FS:  00007f5caf0ff580(0000) GS:ffff9e047ad80000(0000) knlGS:0000000000000000

 3311 02:04:13.960349  <4>[   32.528331] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033

 3312 02:04:13.968405  <4>[   32.535038] CR2: 0000000000000000 CR3: 0000000106562006 CR4: 00000000003706e0

 3313 02:04:13.978989  <3>[   32.543302] BUG: sleeping function called from invalid context at include/linux/percpu-rwsem.h:49

 3314 02:04:13.987081  <3>[   32.553506] in_atomic(): 0, irqs_disabled(): 1, non_block: 0, pid: 739, name: cat

 3315 02:04:13.991999  <4>[   32.562157] INFO: lockdep is turned off.

 3316 02:04:13.996118  <4>[   32.566825] irq event stamp: 0

 3317 02:04:14.003837  <4>[   32.570521] hardirqs last  enabled at (0): [<0000000000000000>] 0x0

 3318 02:04:14.012419  <4>[   32.577811] hardirqs last disabled at (0): [<ffffffff8f0fd844>] copy_process+0x664/0x1c60

 3319 02:04:14.022317  <4>[   32.587238] softirqs last  enabled at (0): [<ffffffff8f0fd844>] copy_process+0x664/0x1c60

 3320 02:04:14.029515  <4>[   32.596681] softirqs last disabled at (0): [<0000000000000000>] 0x0

 3321 02:04:14.038843  <4>[   32.603972] CPU: 3 PID: 739 Comm: cat Tainted: G      D W         5.10.182-cip35 #1

 3322 02:04:14.045122  <4>[   32.612816] Hardware name: Google Rammus/Rammus, BIOS  09/04/2020

 3323 02:04:14.047917  <4>[   32.619912] Call Trace:

 3324 02:04:14.052195  <4>[   32.622932]  dump_stack+0x77/0x9b

 3325 02:04:14.056593  <4>[   32.626921]  ___might_sleep.cold+0xa6/0xb6

 3326 02:04:14.062137  <4>[   32.631777]  exit_signals+0x1c/0x300

 3327 02:04:14.064838  <4>[   32.636058]  do_exit+0xc2/0xab0

 3328 02:04:14.069679  <4>[   32.639844]  ? ksys_write+0x68/0xf0

 3329 02:04:14.073858  <4>[   32.644027]  make_task_dead+0x2f/0x30

 3330 02:04:14.079536  <4>[   32.648407]  rewind_stack_and_make_dead+0x17/0x20

 3331 02:04:14.083464  <4>[   32.653949] RIP: 0033:0x7f5caf015473

 3332 02:04:14.106216  <4>[   32.658227] Code: 8b 15 21 2a 0e 00 f7 d8 64 89 02 48 c7 c0 ff ff ff ff eb b7 0f 1f 00 64 8b 04 25 18 00 00 00 85 c0 75 14 b8 01 00 00 00 0f 05 <48> 3d 00 f0 ff ff 77 55 c3 0f 1f 40 00 48 83 ec 28 48 89 54 24 18

 3333 02:04:14.113747  <4>[   32.679502] RSP: 002b:00007fff3dbd3a88 EFLAGS: 00000246 ORIG_RAX: 0000000000000001

 3334 02:04:14.121679  <4>[   32.688249] RAX: ffffffffffffffda RBX: 000000000000000a RCX: 00007f5caf015473

 3335 02:04:14.130276  <4>[   32.696511] RDX: 000000000000000a RSI: 00007f5caef09000 RDI: 0000000000000001

 3336 02:04:14.138539  <4>[   32.704774] RBP: 00007f5caef09000 R08: 00007f5caef08010 R09: 0000000000000000

 3337 02:04:14.146385  <4>[   32.713033] R10: fffffffffffffbc5 R11: 0000000000000246 R12: 0000000000000001

 3338 02:04:14.154348  <4>[   32.721295] R13: 0000000000000001 R14: 0000000000020000 R15: 0000000000020000

 3339 02:04:14.158324           5.10.182-cip35 #1

 3340 02:04:14.164451  # [   30.988344] Hardware name: Google Rammus/Rammus, BIOS  09/04/2020

 3341 02:04:14.169357  # [   31.001668] RIP: 0010:lkdtm_WARNING+0x13/0x20

 3342 02:04:14.190607  # [   31.013047] Code: c0 f4 ff ff ff eb c9 0f 1f 44 00 00 0f 0b 66 0f 1f 84 00 00 00 00 00 0f 1f 44 00 00 83 05 50 56 e9 02 01 75 05 c3 cc cc cc cc <0f> 0b c3 cc cc cc cc 66 0f 1f 44 00 00 0f 1f 44 00 00 8b 05 31 56

 3343 02:04:14.196602  # [   31.040611] RSP: 0018:ffffb7dc81377e60 EFLAGS: 00010202

 3344 02:04:14.204793  # [   31.052916] RAX: ffffffff8fb79550 RBX: 0000000000000002 RCX: 0000000000000000

 3345 02:04:14.213328  # [   31.067513] RDX: 0000000000000000 RSI: ffff9e047ac1bf70 RDI: ffffffff90b7e860

 3346 02:04:14.221094  # [   31.081992] RBP: ffffffff90ff8d57 R08: 0000000000000000 R09: 0000000000000000

 3347 02:04:14.230805  # [   31.096414] R10: 00000000ffffe000 R11: 3fffffffffffffff R12: 0000000000000008

 3348 02:04:14.237600  # [   31.110962] R13: ffffb7dc81377f10 R14: ffffb7dc81377f10 R15: ffff9e0403147000

 3349 02:04:14.246746  # [   31.125394] FS:  00007f1cb470e580(0000) GS:ffff9e047ac00000(0000) knlGS:0000000000000000

 3350 02:04:14.253420  # [   31.140934] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033

 3351 02:04:14.261506  # [   31.153862] CR2: 00007f1cb4518000 CR3: 00000001049a8004 CR4: 00000000003706f0

 3352 02:04:14.264546  # [   31.168337] Call Trace:

 3353 02:04:14.268101  # [   31.177588]  ? __warn+0x80/0x110

 3354 02:04:14.272879  # [   31.187690]  ? lkdtm_WARNING+0x13/0x20

 3355 02:04:14.276359  # [   31.198389]  ? report_bug+0x9e/0xc0

 3356 02:04:14.280713  # [   31.208786]  ? handle_bug+0x41/0x90

 3357 02:04:14.285245  # [   31.219187]  ? exc_invalid_op+0x14/0x70

 3358 02:04:14.289861  # [   31.229972]  ? asm_exc_invalid_op+0x12/0x20

 3359 02:04:14.294288  # [   31.241164]  ? lkdtm_BUG+0x10/0x10

 3360 02:04:14.298742  # [   31.251454]  ? lkdtm_WARNING+0x13/0x20

 3361 02:04:14.303329  # [   31.262144]  direct_entry.cold+0x2c/0x38

 3362 02:04:14.307749  # [   31.273045]  full_proxy_write+0x53/0x80

 3363 02:04:14.312395  # [   31.283849]  vfs_write+0xe7/0x3b0

 3364 02:04:14.314958  # [   31.294042]  ksys_write+0x68/0xf0

 3365 02:04:14.320530  # [   31.304251]  do_syscall_64+0x30/0x40

 3366 02:04:14.325835  # [   31.314798]  entry_SYSCALL_64_after_hwframe+0x61/0xc6

 3367 02:04:14.329801  # [   31.326904] RIP: 0033:0x7f1cb4624473

 3368 02:04:14.350306  # [   31.337442] Code: 8b 15 21 2a 0e 00 f7 d8 64 89 02 48 c7 c0 ff ff ff ff eb b7 0f 1f 00 64 8b 04 25 18 00 00 00 85 c0 75 14 b8 01 00 00 00 0f 05 <48> 3d 00 f0 ff ff 77 55 c3 0f 1f 40 00 48 83 ec 28 48 89 54 24 18

 3369 02:04:14.359881  # [   31.364925] RSP: 002b:00007ffee93ecfb8 EFLAGS: 00000246 ORIG_RAX: 0000000000000001

 3370 02:04:14.366432  # [   3<6>[   32.930095] lkdtm: Performing direct entry CORRUPT_LIST_ADD

 3371 02:04:14.371631  <6>[   32.941222] lkdtm: attempting good list addition

 3372 02:04:14.377768  <6>[   32.946681] lkdtm: attempting corrupted list addition

 3373 02:04:14.390037  1.379936] RAX: ffffffffffffffda RBX: 0000000000000008 RCX: 00007<3>[   32.952622] lkdtm: list_add() corruption not detected!

 3374 02:04:14.391505  f1cb4624473

 3375 02:04:14.399805  # [   31.394435] RDX: 0000000000000008 RSI: 00007f1cb4518000 RDI: 0000000000000001

 3376 02:04:14.407842  # [   31.408922] RBP: 00007f1cb4518000 R08: 00007f1cb4517010 R09: 0000000000000000

 3377 02:04:14.415596  # [   31.423387] R10: fffffffffffffbc5 R11: 0000000000000246 R12: 0000000000000001

 3378 02:04:14.424229  # [   31.431678] R13: 0000000000000001 R14: 0000000000020000 R15: 0000000000020000

 3379 02:04:14.427525  # [   31.446166] irq event stamp: 0

 3380 02:04:14.435059  # [   31.456066] hardirqs last  enabled at (0): [<0000000000000000>] 0x0

 3381 02:04:14.443914  # [   31.469615] hardirqs last disabled at (0): [<ffffffff8f0fd844>] copy_process+0x664/0x1c60

 3382 02:04:14.452947  # [   31.485249] softirqs last  enabled at (0): [<ffffffff8f0fd844>] copy_process+0x664/0x1c60

 3383 02:04:14.461124  # [   31.500934] softirqs last disabled at (0): [<0000000000000000>] 0x0

 3384 02:04:14.466365  # [   31.514411] ---[ end trace 19f7a216b67dc046 ]---

 3385 02:04:14.470610  # WARNING: saw 'WARNING:': ok

 3386 02:04:14.472428  ok 3 selftests: lkdtm: WARNING.sh

 3387 02:04:14.476171  # selftests: lkdtm: WARNING_MESSAGE.sh

 3388 02:04:14.482355  # [   31.590378] lkdtm: Performing direct entry WARNING_MESSAGE

 3389 02:04:14.487428  # [   31.600854] ------------[ cut here ]------------

 3390 02:04:14.493910  # [   31.606334] Warning message trigger count: 2

 3391 02:04:14.503388  # [   31.617621] WARNING: CPU: 2 PID: 707 at drivers/misc/lkdtm/bugs.c:88 lkdtm_WARNING_MESSAGE+0x20/0x30

 3392 02:04:14.552054  # [   31.634316] Modules linked in: fuse ip_tables cros_ec_lid_angle cros_ec_sensors cros_ec_sensors_core industrialio_triggered_buffer kfifo_buf industrialio snd_soc_da7219 uvcvideo cros_ec_sysfs cros_ec_lightbar cros_ec_sensorhub cros_ec_chardev cros_ec_debugfs videobuf2_vmalloc snd_soc_core cros_usbpd_charger videobuf2_memops cros_usbpd_logger videobuf2_v4l2 snd_compress gsmi x86_pkg_temp_thermal cros_ec_dev snd_pcm_dmaengine vi<6>[   33.116791] lkdtm: Performing direct entry CORRUPT_LIST_DEL

 3393 02:04:14.557173  <6>[   33.126780] lkdtm: attempting good list removal

 3394 02:04:14.563241  <6>[   33.132134] lkdtm: attempting corrupted list removal

 3395 02:04:14.569007  <3>[   33.138006] lkdtm: list_del() corruption not detected!

 3396 02:04:14.579801  deobuf2_common cros_usbpd_notify regmap_i2c i2c_hid coreboot_table chromeos_pstore cros_kbd_led_backlight

 3397 02:04:14.588745  # [   31.693307] CPU: 2 PID: 707 Comm: cat Tainted: G      D W         5.10.182-cip35 #1

 3398 02:04:14.596333  # [   31.702167] Hardware name: Google Rammus/Rammus, BIOS  09/04/2020

 3399 02:04:14.601443  # [   31.715475] RIP: 0010:lkdtm_WARNING_MESSAGE+0x20/0x30

 3400 02:04:14.623126  # [   31.721423] Code: cc cc cc cc 66 0f 1f 44 00 00 0f 1f 44 00 00 8b 05 31 56 e9 02 48 c7 c7 b8 92 ff 90 8d 70 01 89 35 21 56 e9 02 e8 47 c1 64 00 <0f> 0b c3 cc cc cc cc 66 0f 1f 84 00 00 00 00 00 0f 1f 44 00 00 c7

 3401 02:04:14.628140  # [   31.742705] RSP: 0018:ffffb7dc813dfe60 EFLAGS: 00010286

 3402 02:04:14.637383  # [   31.748854] RAX: 0000000000000000 RBX: 0000000000000003 RCX: 0000000000000000

 3403 02:04:14.645151  # [   31.75<6>[   33.211033] lkdtm: Performing direct entry STACK_GUARD_PAGE_LEADING

 3404 02:04:14.653120  <6>[   33.219770] lkdtm: attempting bad read from page below current stack

 3405 02:04:14.663208  <0>[   33.227191] BUG: stack guard page was hit at 000000009485032a (stack is 0000000078dff733..000000008dc02228)

 3406 02:04:14.676999  7118] RDX: ffff9e047ad2c660 RSI: ffff9e047ad1bf70 RDI: ffff9e047<4>[   33.238378] kernel stack overflow (page fault): 0000 [#3] SMP PTI

 3407 02:04:14.686166  <4>[   33.251698] CPU: 2 PID: 964 Comm: cat Tainted: G      D W         5.10.182-cip35 #1

 3408 02:04:14.693044  <4>[   33.260542] Hardware name: Google Rammus/Rammus, BIOS  09/04/2020

 3409 02:04:14.699563  <4>[   33.267643] RIP: 0010:lkdtm_STACK_GUARD_PAGE_LEADING+0x27/0x3a

 3410 02:04:14.720814  <4>[   33.274447] Code: cc cc cc 0f 1f 44 00 00 53 48 c7 c7 58 96 ff 90 50 65 48 8b 04 25 40 b0 01 00 48 8b 58 18 e8 b5 de fb ff 48 c7 c7 98 96 ff 90 <8a> 43 ff 88 44 24 07 0f b6 74 24 07 5a 5b e9 9b de fb ff 0f 1f 44

 3411 02:04:14.727841  <4>[   33.295733] RSP: 0018:ffffb7dc817c7e50 EFLAGS: 00010246

 3412 02:04:14.734859  <4>[   33.301851] RAX: 0000000000000038 RBX: ffffb7dc817c4000 RCX: 0000000000000000

 3413 02:04:14.743495  <4>[   33.310113] RDX: 0000000000000000 RSI: ffff9e047ad1bf70 RDI: ffffffff90ff9698

 3414 02:04:14.751749  <4>[   33.318375] RBP: ffffffff90ff8dc2 R08: 0000000000000000 R09: 0000000000000000

 3415 02:04:14.759629  <4>[   33.326637] R10: 00000000ffffe000 R11: 3fffffffffffffff R12: 0000000000000019

 3416 02:04:14.768287  <4>[   33.334898] R13: ffffb7dc817c7f10 R14: ffffb7dc817c7f10 R15: ffff9e0404015000

 3417 02:04:14.777421  <4>[   33.343159] FS:  00007f2b19597580(0000) GS:ffff9e047ad00000(0000) knlGS:0000000000000000

 3418 02:04:14.784396  <4>[   33.352490] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033

 3419 02:04:14.792582  <4>[   33.359190] CR2: ffffb7dc817c3fff CR3: 00000001040b4001 CR4: 00000000003706e0

 3420 02:04:14.795856  <4>[   33.367451] Call Trace:

 3421 02:04:14.798103  <4>[   33.370468]  <#DF>

 3422 02:04:14.803902  <4>[   33.373002]  ? __die_body.cold+0x1a/0x1f

 3423 02:04:14.806485  <4>[   33.377687]  ? die+0x2b/0x50

 3424 02:04:14.811653  <4>[   33.381182]  ? handle_stack_overflow+0x3e/0x4d

 3425 02:04:14.816220  <4>[   33.386435]  ? no_context+0x24d/0x380

 3426 02:04:14.818327  <4>[   33.390812]  </#DF>

 3427 02:04:14.819536  ad1bf70

 3428 02:04:14.877391  # [   31.765380] RBP: ffffffff90ff8d5f R08: 00000000000<4>[   33.393440] Modules linked in: fuse ip_tables cros_ec_lid_angle cros_ec_sensors cros_ec_sensors_core industrialio_triggered_buffer kfifo_buf industrialio snd_soc_da7219 uvcvideo cros_ec_sysfs cros_ec_lightbar cros_ec_sensorhub cros_ec_chardev cros_ec_debugfs videobuf2_vmalloc snd_soc_core cros_usbpd_charger videobuf2_memops cros_usbpd_logger videobuf2_v4l2 snd_compress gsmi x86_pkg_temp_thermal cros_ec_dev snd_pcm_dmaengine videobuf2_common cros_usbpd_notify regmap_i2c i2c_hid coreboot_table chromeos_pstore cros_kbd_led_backlight

 3429 02:04:14.883688  <4>[   33.452446] ---[ end trace 19f7a216b67dc049 ]---

 3430 02:04:14.887412  <4>[   33.457885] RIP: 0010:lkdtm_BUG+0x5/0x10

 3431 02:04:14.909398  <4>[   33.462552] Code: 89 ff e8 3e e6 79 ff 48 c7 c0 ea ff ff ff eb de 48 c7 c0 ea ff ff ff c3 cc cc cc cc 48 c7 c0 f4 ff ff ff eb c9 0f 1f 44 00 00 <0f> 0b 66 0f 1f 84 00 00 00 00 00 0f 1f 44 00 00 83 05 50 56 e9 02

 3432 02:04:14.915944  <4>[   33.483829] RSP: 0018:ffffb7dc812e7e60 EFLAGS: 00010282

 3433 02:04:14.923428  <4>[   33.489954] RAX: ffffffff8fb79540 RBX: 0000000000000001 RCX: 0000000000000000

 3434 02:04:14.932135  <4>[   33.498216] RDX: 0000000000000000 RSI: ffff9e047ad1bf70 RDI: ffffffff90b7e850

 3435 02:04:14.940214  <4>[   33.506479] RBP: ffffffff9105d410 R08: 0000000000000001 R09: 0000000000000001

 3436 02:04:14.948007  <4>[   33.514740] R10: 00000000ffffe000 R11: 3fffffffffffffff R12: 0000000000000004

 3437 02:04:14.956145  <4>[   33.523001] R13: ffffb7dc812e7f10 R14: ffffb7dc812e7f10 R15: ffff9e0402af6000

 3438 02:04:14.966524  <4>[   33.531264] FS:  00007f2b19597580(0000) GS:ffff9e047ad00000(0000) knlGS:0000000000000000

 3439 02:04:14.972958  <4>[   33.540593] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033

 3440 02:04:14.980594  <4>[   33.547300] CR2: ffffb7dc817c3fff CR3: 00000001040b4001 CR4: 00000000003706e0

 3441 02:04:14.983470  00000 R09: 0000000000000000

 3442 02:04:14.992184  # [   31.773636] R10: 00000000ffffe000 R11: 3fffffffffffffff R12: 0000000000000010

 3443 02:04:15.000379  # [   31.781901] R13: ffffb7dc813dff10 R14: ffffb7dc813dff10 R15: ffff9e04066f7000

 3444 02:04:15.009169  # [   31.790164] FS:  00007f7e25ce8580(0000) GS:ffff9e047ad00000(0000) knlGS:0000000000000000

 3445 02:04:15.015641  # [   31.799498] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033

 3446 02:04:15.024543  # [   31.806207] CR2: 00007f7e25af2000 CR3: 00000001032c8006 CR4: 00000000003706e0

 3447 02:04:15.026815  # [   31.814471] Call Trace:

 3448 02:04:15.030812  # [   31.817495]  ? __warn+0x80/0x110

 3449 02:04:15.036602  # [   31.821420]  ? lkdtm_WARNING_MESSAGE+0x20/0x30

 3450 02:04:15.040617  # [   31.826686]  ? report_bug+0x9e/0xc0

 3451 02:04:15.044598  # [   31.837090]  ? handle_bug+0x41/0x90

 3452 02:04:15.048426  # [   31.841274]  ? exc_invalid_op+0x14/0x70

 3453 02:04:15.053914  # [   31.845848]  ? asm_exc_invalid_op+0x12/0x20

 3454 02:04:15.058497  # [   31.850811]  ? lkdtm_WARNING_MESSAGE+0x20/0x30

 3455 02:04:15.062878  # [   31.856091]  direct_entry.cold+0x2c/0x38

 3456 02:04:15.067457  # [   31.860763]  full_proxy_write+0x53/0x80

 3457 02:04:15.071885  # [   31.865339]  vfs_write+0xe7/0x3b0

 3458 02:04:15.081203  # [   31.869332]  ksys_write<6>[   33.647334] lkdtm: Performing direct entry STACK_GUARD_PAGE_TRAILING

 3459 02:04:15.088601  <6>[   33.656222] lkdtm: attempting bad read from page above current stack

 3460 02:04:15.100499  <0>[   33.663649] BUG: stack guard page was hit at 00000000e06a7205 (stack is 00000000f8669dd3..000000004bb26272)

 3461 02:04:15.107475  <4>[   33.674857] kernel stack overflow (page fault): 0000 [#4] SMP PTI

 3462 02:04:15.115956  <4>[   33.681955] CPU: 3 PID: 997 Comm: cat Tainted: G      D W         5.10.182-cip35 #1

 3463 02:04:15.122745  <4>[   33.690799] Hardware name: Google Rammus/Rammus, BIOS  09/04/2020

 3464 02:04:15.130550  <4>[   33.697900] RIP: 0010:lkdtm_STACK_GUARD_PAGE_TRAILING+0x27/0x3d

 3465 02:04:15.151322  <4>[   33.704803] Code: de fb ff 0f 1f 44 00 00 53 48 c7 c7 d0 96 ff 90 50 65 48 8b 04 25 40 b0 01 00 48 8b 58 18 e8 7b de fb ff 48 c7 c7 10 97 ff 90 <8a> 83 00 40 00 00 88 44 24 07 0f b6 74 24 07 5a 5b e9 5e de fb ff

 3466 02:04:15.159165  <4>[   33.726079] RSP: 0018:ffffb7dc81847e50 EFLAGS: 00010246

 3467 02:04:15.166473  <4>[   33.732205] RAX: 0000000000000038 RBX: ffffb7dc81844000 RCX: 0000000000000000

 3468 02:04:15.174560  <4>[   33.740466] RDX: 0000000000000000 RSI: ffff9e047ad9bf70 RDI: ffffffff90ff9710

 3469 02:04:15.183677  <4>[   33.748729] RBP: ffffffff90ff8ddb R08: 0000000000000000 R09: 0000000000000000

 3470 02:04:15.190433  <4>[   33.756991] R10: 00000000ffffe000 R11: 3fffffffffffffff R12: 000000000000001a

 3471 02:04:15.198466  <4>[   33.765252] R13: ffffb7dc81847f10 R14: ffffb7dc81847f10 R15: ffff9e040594a000

 3472 02:04:15.208333  <4>[   33.773516] FS:  00007fbb169b9580(0000) GS:ffff9e047ad80000(0000) knlGS:0000000000000000

 3473 02:04:15.215264  <4>[   33.782846] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033

 3474 02:04:15.224624  <4>[   33.789553] CR2: ffffb7dc81848000 CR3: 00000001034ee006 CR4: 00000000003706e0

 3475 02:04:15.226682  <4>[   33.797814] Call Trace:

 3476 02:04:15.228605  <4>[   33.800831]  <#DF>

 3477 02:04:15.233050  <4>[   33.803365]  ? __die_body.cold+0x1a/0x1f

 3478 02:04:15.237841  <4>[   33.808036]  ? die+0x2b/0x50

 3479 02:04:15.242995  <4>[   33.811541]  ? handle_stack_overflow+0x3e/0x4d

 3480 02:04:15.247115  <4>[   33.816795]  ? no_context+0x24d/0x380

 3481 02:04:15.248827  <4>[   33.821170]  </#DF>

 3482 02:04:15.250604  +0x68/0xf0

 3483 02:04:15.254852  # [   31.873323]  do_syscall_64+0x30/0x40

 3484 02:04:15.308238  # [   31.<4>[   33.823799] Modules linked in: fuse ip_tables cros_ec_lid_angle cros_ec_sensors cros_ec_sensors_core industrialio_triggered_buffer kfifo_buf industrialio snd_soc_da7219 uvcvideo cros_ec_sysfs cros_ec_lightbar cros_ec_sensorhub cros_ec_chardev cros_ec_debugfs videobuf2_vmalloc snd_soc_core cros_usbpd_charger videobuf2_memops cros_usbpd_logger videobuf2_v4l2 snd_compress gsmi x86_pkg_temp_thermal cros_ec_dev snd_pcm_dmaengine videobuf2_common cros_usbpd_notify regmap_i2c i2c_hid coreboot_table chromeos_pstore cros_kbd_led_backlight

 3485 02:04:15.314262  <4>[   33.882805] ---[ end trace 19f7a216b67dc04a ]---

 3486 02:04:15.318220  <4>[   33.888244] RIP: 0010:lkdtm_BUG+0x5/0x10

 3487 02:04:15.339343  <4>[   33.892915] Code: 89 ff e8 3e e6 79 ff 48 c7 c0 ea ff ff ff eb de 48 c7 c0 ea ff ff ff c3 cc cc cc cc 48 c7 c0 f4 ff ff ff eb c9 0f 1f 44 00 00 <0f> 0b 66 0f 1f 84 00 00 00 00 00 0f 1f 44 00 00 83 05 50 56 e9 02

 3488 02:04:15.345326  <4>[   33.914184] RSP: 0018:ffffb7dc812e7e60 EFLAGS: 00010282

 3489 02:04:15.353862  <4>[   33.920310] RAX: ffffffff8fb79540 RBX: 0000000000000001 RCX: 0000000000000000

 3490 02:04:15.362659  <4>[   33.928573] RDX: 0000000000000000 RSI: ffff9e047ad1bf70 RDI: ffffffff90b7e850

 3491 02:04:15.370495  <4>[   33.936835] RBP: ffffffff9105d410 R08: 0000000000000001 R09: 0000000000000001

 3492 02:04:15.378883  <4>[   33.945097] R10: 00000000ffffe000 R11: 3fffffffffffffff R12: 0000000000000004

 3493 02:04:15.387016  <4>[   33.953358] R13: ffffb7dc812e7f10 R14: ffffb7dc812e7f10 R15: ffff9e0402af6000

 3494 02:04:15.396133  <4>[   33.961619] FS:  00007fbb169b9580(0000) GS:ffff9e047ad80000(0000) knlGS:0000000000000000

 3495 02:04:15.402766  <4>[   33.970950] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033

 3496 02:04:15.411025  <4>[   33.977681] CR2: ffffb7dc81848000 CR3: 00000001034ee006 CR4: 00000000003706e0

 3497 02:04:15.422194  <3>[   33.985942] BUG: sleeping function called from invalid context at include/linux/percpu-rwsem.h:49

 3498 02:04:15.429761  <3>[   33.996147] in_atomic(): 0, irqs_disabled(): 1, non_block: 0, pid: 997, name: cat

 3499 02:04:15.435003  <4>[   34.004788] INFO: lockdep is turned off.

 3500 02:04:15.438398  <4>[   34.009455] irq event stamp: 0

 3501 02:04:15.445481  <4>[   34.013152] hardirqs last  enabled at (0): [<0000000000000000>] 0x0

 3502 02:04:15.455396  <4>[   34.020443] hardirqs last disabled at (0): [<ffffffff8f0fd844>] copy_process+0x664/0x1c60

 3503 02:04:15.464197  <4>[   34.029872] softirqs last  enabled at (0): [<ffffffff8f0fd844>] copy_process+0x664/0x1c60

 3504 02:04:15.471838  <4>[   34.039289] softirqs last disabled at (0): [<0000000000000000>] 0x0

 3505 02:04:15.482042  <4>[   34.046580] CPU: 3 PID: 997 Comm: cat Tainted: G      D W         5.10.182-cip35 #1

 3506 02:04:15.487720  <4>[   34.055426] Hardware name: Google Rammus/Rammus, BIOS  09/04/2020

 3507 02:04:15.490595  <4>[   34.062522] Call Trace:

 3508 02:04:15.495175  <4>[   34.065541]  dump_stack+0x77/0x9b

 3509 02:04:15.499770  <4>[   34.069532]  ___might_sleep.cold+0xa6/0xb6

 3510 02:04:15.504114  <4>[   34.074398]  exit_signals+0x1c/0x300

 3511 02:04:15.507675  <4>[   34.078680]  do_exit+0xc2/0xab0

 3512 02:04:15.514737  <4>[   34.082476]  ? ksys_write+0x68/0xf0

 3513 02:04:15.516451  <4>[   34.086683]  make_task_dead+0x2f/0x30

 3514 02:04:15.521923  <4>[   34.091060]  rewind_stack_and_make_dead+0x17/0x20

 3515 02:04:15.526311  <4>[   34.096595] RIP: 0033:0x7fbb168cf473

 3516 02:04:15.547542  <4>[   34.100867] Code: 8b 15 21 2a 0e 00 f7 d8 64 89 02 48 c7 c0 ff ff ff ff eb b7 0f 1f 00 64 8b 04 25 18 00 00 00 85 c0 75 14 b8 01 00 00 00 0f 05 <48> 3d 00 f0 ff ff 77 55 c3 0f 1f 40 00 48 83 ec 28 48 89 54 24 18

 3517 02:04:15.555866  <4>[   34.122133] RSP: 002b:00007fff7b5382b8 EFLAGS: 00000246 ORIG_RAX: 0000000000000001

 3518 02:04:15.564276  <4>[   34.130881] RAX: ffffffffffffffda RBX: 000000000000001a RCX: 00007fbb168cf473

 3519 02:04:15.572841  <4>[   34.139143] RDX: 000000000000001a RSI: 00007fbb167c3000 RDI: 0000000000000001

 3520 02:04:15.580632  <4>[   34.147404] RBP: 00007fbb167c3000 R08: 00007fbb167c2010 R09: 0000000000000000

 3521 02:04:15.589189  <4>[   34.155681] R10: fffffffffffffbc5 R11: 0000000000000246 R12: 0000000000000001

 3522 02:04:15.597856  <4>[   34.163945] R13: 0000000000000001 R14: 0000000000020000 R15: 0000000000020000

 3523 02:04:15.602070  877608]  entry_SYSCALL_64_after_hwframe+0x61/0xc6

 3524 02:04:15.607757  # [   31.883541] RIP: 0033:0x7f7e25bfe473

 3525 02:04:15.627179  # [   31.887823] Code: 8b 15 21 2a 0e 00 f7 d8 64 89 02 48 c7 c0 ff ff ff ff eb b7 0f 1f 00 64 8b 04 25 18 00 00 00 85 c0 75 14 b8 01 00 00 00 0f 05 <48> 3d 00 f0 ff ff 77 55 c3 0f 1f 40 00 48 83 ec 28 48 89 54 24 18

 3526 02:04:15.636457  # [   31.909102] RSP: 002b:00007ffebd9da5e8 EFLAGS: 00000246 ORIG_RAX: 0000000000000001

 3527 02:04:15.644297  # [   31.917853] RAX: ffffffffffffffda RBX: 0000000000000010 RCX: 00007f7e25bfe473

 3528 02:04:15.652685  # [   31.926119] RDX: 0000000000000010 RSI: 00007f7e25af2000 RDI: 0000000000000001

 3529 02:04:15.661176  # [   31.940596] RBP: 00007f7e25af2000 R08: 00007f7e25af1010 R09: 0000000000000000

 3530 02:04:15.668745  # [   31.955076] R10: fffffffffffffbc5 R11: 0000000000000246 R12: 0000000000000001

 3531 02:04:15.676855  # [   31.963330] R13: 0000000000000001 R14: 0000000000020000 R15: 0000000000020000

 3532 02:04:15.680936  # [   31.971599] irq event stamp: 0

 3533 02:04:15.691554  # [   31.975322] hardirqs last  enable<6>[   34.254813] lkdtm: Performing direct entry UNSET_SMEP

 3534 02:04:15.695553  d at (0): [<0000000000000000>] 0x0

 3535 02:04:15.702357  # [   31.982616] hardirqs la<6>[   34.265224] lkdtm: trying to clear SMEP normally

 3536 02:04:15.713948  st disabled at (0): [<ffffffff8f0fd844>] copy_process+0x664/0x1c<4>[   34.276900] ------------[ cut here ]------------

 3537 02:04:15.714062  60

 3538 02:04:15.725006  # [   31.992046] softirqs last  enabled at (0): [<ffffffff8f<4>[   34.288569] pinned CR4 bits changed: 0x100000!?

 3539 02:04:15.728972  0fd844>] copy_process+0x664/0x1c60

 3540 02:04:15.741843  # [   32.001477] softirqs la<4>[   34.300146] WARNING: CPU: 0 PID: 1033 at arch/x86/kernel/cpu/common.c:392 native_write_cr4+0x45/0x60

 3541 02:04:15.746479  st disabled at (0): [<0000000000000000>] 0x0

 3542 02:04:15.800736  # [   32.008769] -<4>[   34.316857] Modules linked in: fuse ip_tables cros_ec_lid_angle cros_ec_sensors cros_ec_sensors_core industrialio_triggered_buffer kfifo_buf industrialio snd_soc_da7219 uvcvideo cros_ec_sysfs cros_ec_lightbar cros_ec_sensorhub cros_ec_chardev cros_ec_debugfs videobuf2_vmalloc snd_soc_core cros_usbpd_charger videobuf2_memops cros_usbpd_logger videobuf2_v4l2 snd_compress gsmi x86_pkg_temp_thermal cros_ec_dev snd_pcm_dmaengine videobuf2_common cros_usbpd_notify regmap_i2c i2c_hid coreboot_table chromeos_pstore cros_kbd_led_backlight

 3543 02:04:15.804801  --[ end trace 19f7a216b67dc047 ]---

 3544 02:04:15.816276  # WARNING_MESSAGE: saw 'mes<4>[   34.375825] CPU: 0 PID: 1033 Comm: cat Tainted: G      D W         5.10.182-cip35 #1

 3545 02:04:15.817848  sage trigger': ok

 3546 02:04:15.822032  ok 4 selftests: lkdtm: WARNING_MESSAGE.sh

 3547 02:04:15.829551  # <4>[   34.390981] Hardware name: Google Rammus/Rammus, BIOS  09/04/2020

 3548 02:04:15.832362  selftests: lkdtm: EXCEPTION.sh

 3549 02:04:15.834789  # Killed

 3550 02:04:15.841237  # [   32.086173] lkdtm<4>[   34.404307] RIP: 0010:native_write_cr4+0x45/0x60

 3551 02:04:15.844826  : Performing direct entry EXCEPTION

 3552 02:04:15.869348  # [   32.094684] BUG: kerne<4>[   34.415990] Code: 39 c2 75 2d 48 85 f6 75 05 c3 cc cc cc cc 80 3d e3 33 46 02 00 75 f2 48 c7 c7 68 73 ef 90 c6 05 d3 33 46 02 01 e8 d2 30 10 01 <0f> 0b c3 cc cc cc cc 48 89 d6 48 81 e7 ff f7 ce ff 48 31 c6 48 09

 3553 02:04:15.874139  l NULL pointer dereference, address: 0000000000000000

 3554 02:04:15.881433  # [   32.<4>[   34.443490] RSP: 0018:ffffb7dc818cfe48 EFLAGS: 00010286

 3555 02:04:15.886192  102758] #PF: supervisor write access in kernel mode

 3556 02:04:15.895317  # [   32.10<4>[   34.455845] RAX: 0000000000000000 RBX: 00000000002706f0 RCX: 0000000000000000

 3557 02:04:15.900081  8882] #PF: error_code(0x0002) - not-present page

 3558 02:04:15.910478  # [   32.11490<4>[   34.470411] RDX: ffff9e047ac2c660 RSI: ffff9e047ac1bf70 RDI: ffff9e047ac1bf70

 3559 02:04:15.912047  8] PGD 0 P4D 0 

 3560 02:04:15.916643  # [   32.118025] Oops: 0002 [#2] SMP PTI

 3561 02:04:15.924756  # [  <4>[   34.484835] RBP: ffffffff90ff8df5 R08: 0000000000000000 R09: 0000000000000000

 3562 02:04:15.939189   32.122200] CPU: 3 PID: 739 Comm: cat Tainted: G      D W       <4>[   34.499392] R10: 00000000ffffe000 R11: 3fffffffffffffff R12: 000000000000000b

 3563 02:04:15.941396    5.10.182-cip35 #1

 3564 02:04:15.954881  # [   32.131045] Hardware name: Google Ramm<4>[   34.513856] R13: ffffb7dc818cff10 R14: ffffb7dc818cff10 R15: ffff9e0405b1d000

 3565 02:04:15.955855  us/Rammus, BIOS  09/04/2020

 3566 02:04:15.969208  # [   32.138144] RIP: 0010:lkdtm_EX<4>[   34.528395] FS:  00007f8b15a89580(0000) GS:ffff9e047ac00000(0000) knlGS:0000000000000000

 3567 02:04:15.970378  CEPTION+0x5/0x20

 3568 02:04:15.982003  # [   32.143395] Code: 48 c7 c7 b8 92 ff 90 8d<4>[   34.543917] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033

 3569 02:04:15.996560   70 01 89 35 21 56 e9 02 e8 47 c1 64 00 0f 0b c3 cc cc cc cc 66 <4>[   34.556866] CR2: 00007f8b15893000 CR3: 0000000105ec0002 CR4: 00000000003706f0

 3570 02:04:16.005845  0f 1f 84 00 00 00 00 00 0f 1f 44 00 00 <c7> 04 25 00 00 00 00 00<4>[   34.571325] Call Trace:

 3571 02:04:16.010204   00 00 00 c3 cc cc cc cc 66 66 2e 0f 1f 84

 3572 02:04:16.015929  # [   32.164679] RSP<4>[   34.580577]  ? __warn+0x80/0x110

 3573 02:04:16.020336  : 0018:ffffb7dc8145fe60 EFLAGS: 00010286

 3574 02:04:16.028469  # [   32.170807] RAX: <4>[   34.590678]  ? native_write_cr4+0x45/0x60

 3575 02:04:16.032689  ffffffff8fb795a0 RBX: 0000000000000004 RCX: 0000000000000000

 3576 02:04:16.037796  # <4>[   34.601704]  ? report_bug+0x9e/0xc0

 3577 02:04:16.047435  [   32.179060] RDX: 0000000000000000 RSI: ffff9e047ad9bf70 RDI: <4>[   34.612123]  ? handle_bug+0x41/0x90

 3578 02:04:16.049306  ffffffff90b7e880

 3579 02:04:16.059327  # [   32.187322] RBP: ffffffff90eed2a7 R08: 00<4>[   34.622553]  ? exc_invalid_op+0x14/0x70

 3580 02:04:16.062516  00000000000000 R09: 0000000000000000

 3581 02:04:16.071280  # [   32.195584] R10: 0000<4>[   34.633338]  ? asm_exc_invalid_op+0x12/0x20

 3582 02:04:16.076125  0000ffffe000 R11: 3fffffffffffffff R12: 000000000000000a

 3583 02:04:16.080149  # [   <4>[   34.644558]  ? native_write_cr4+0x45/0x60

 3584 02:04:16.091823  32.203844] R13: ffffb7dc8145ff10 R14: ffffb7dc8145ff10 R15: ffff<4>[   34.655530]  ? native_write_cr4+0x45/0x60

 3585 02:04:16.093599  9e0405d98000

 3586 02:04:16.102552  # [   32.212106] FS:  00007f5caf0ff580(0000) GS:ff<4>[   34.666557]  lkdtm_UNSET_SMEP.cold+0x1d/0x103

 3587 02:04:16.107050  ff9e047ad80000(0000) knlGS:0000000000000000

 3588 02:04:16.115174  # [   32.221437] CS<4>[   34.677920]  direct_entry.cold+0x2c/0x38

 3589 02:04:16.118896  :  0010 DS: 0000 ES: 0000 CR0: 0000000080050033

 3590 02:04:16.124997  # [   32.228143<4>[   34.688859]  full_proxy_write+0x53/0x80

 3591 02:04:16.134738  ] CR2: 0000000000000000 CR3: 0000000106562006 CR4: 0000000000370<4>[   34.699623]  vfs_write+0xe7/0x3b0

 3592 02:04:16.135899  6e0

 3593 02:04:16.138718  # [   32.236404] Call Trace:

 3594 02:04:16.145111  # [   32.239426]  ? __die_bod<4>[   34.709923]  ksys_write+0x68/0xf0

 3595 02:04:16.146858  y.cold+0x1a/0x1f

 3596 02:04:16.150918  # [   32.250313]  ? no_context+0x177/0x380

 3597 02:04:16.156575  # <4>[   34.720069]  do_syscall_64+0x30/0x40

 3598 02:04:16.160179  [   32.254693]  ? exc_page_fault+0x53/0x170

 3599 02:04:16.168767  # [   32.259363]  ?<4>[   34.730632]  entry_SYSCALL_64_after_hwframe+0x61/0xc6

 3600 02:04:16.172156   asm_exc_page_fault+0x1e/0x30

 3601 02:04:16.178432  # [   32.264323]  ? lkdtm_WARNING<4>[   34.742913] RIP: 0033:0x7f8b1599f473

 3602 02:04:16.180689  _MESSAGE+0x30/0x30

 3603 02:04:16.206488  # [   32.269575]  ? lkdtm_EXCEPTION+0x5/0x20<4>[   34.753416] Code: 8b 15 21 2a 0e 00 f7 d8 64 89 02 48 c7 c0 ff ff ff ff eb b7 0f 1f 00 64 8b 04 25 18 00 00 00 85 c0 75 14 b8 01 00 00 00 0f 05 <48> 3d 00 f0 ff ff 77 55 c3 0f 1f 40 00 48 83 ec 28 48 89 54 24 18

 3604 02:04:16.206589  

 3605 02:04:16.210970  # [   32.274139]  direct_entry.cold+0x2c/0x38

 3606 02:04:16.221419  # [   32.278801<4>[   34.780911] RSP: 002b:00007ffeab0a3058 EFLAGS: 00000246 ORIG_RAX: 0000000000000001

 3607 02:04:16.224106  ]  full_proxy_write+0x53/0x80

 3608 02:04:16.235367  # [   32.283373]  vfs_write+0xe7/<4>[   34.795903] RAX: ffffffffffffffda RBX: 000000000000000b RCX: 00007f8b1599f473

 3609 02:04:16.236323  0x3b0

 3610 02:04:16.240142  # [   32.287362]  ksys_write+0x68/0xf0

 3611 02:04:16.249924  # [   32.291352] <4>[   34.810349] RDX: 000000000000000b RSI: 00007f8b15893000 RDI: 0000000000000001

 3612 02:04:16.252188   do_syscall_64+0x30/0x40

 3613 02:04:16.265105  # [   32.295633]  entry_SYSCALL_64_aft<4>[   34.824901] RBP: 00007f8b15893000 R08: 00007f8b15892010 R09: 0000000000000000

 3614 02:04:16.266761  er_hwframe+0x61/0xc6

 3615 02:04:16.271290  # [   32.301556] RIP: 0033:0x7f5caf015473

 3616 02:04:16.279402  <4>[   34.839330] R10: fffffffffffffbc5 R11: 0000000000000246 R12: 0000000000000001

 3617 02:04:16.279523  

 3618 02:04:16.293647  # [   32.305828] Code: 8b 15 21 2a 0e 00 f7 d8 64 89 02 48 c7 c<4>[   34.853873] R13: 0000000000000001 R14: 0000000000020000 R15: 0000000000020000

 3619 02:04:16.303062  0 ff ff ff ff eb b7 0f 1f 00 64 8b 04 25 18 00 00 00 85 c0 75 14<4>[   34.868325] irq event stamp: 0

 3620 02:04:16.316676   b8 01 00 00 00 0f 05 <48> 3d 00 f0 ff ff 77 55 c3 0f 1f 40 00 4<4>[   34.878283] hardirqs last  enabled at (0): [<0000000000000000>] 0x0

 3621 02:04:16.320113  8 83 ec 28 48 89 54 24 18

 3622 02:04:16.332396  # [   32.327105] RSP: 002b:00007fff3d<4>[   34.891878] hardirqs last disabled at (0): [<ffffffff8f0fd844>] copy_process+0x664/0x1c60

 3623 02:04:16.338145  bd3a88 EFLAGS: 00000246 ORIG_RAX: 0000000000000001

 3624 02:04:16.349599  # [   32.335<4>[   34.907438] softirqs last  enabled at (0): [<ffffffff8f0fd844>] copy_process+0x664/0x1c60

 3625 02:04:16.361654  844] RAX: ffffffffffffffda RBX: 000000000000000a RCX: 00007f5caf<4>[   34.923109] softirqs last disabled at (0): [<0000000000000000>] 0x0

 3626 02:04:16.362933  015473

 3627 02:04:16.373384  # [   32.344104] RDX: 000000000000000a RSI: 00007f5caef0<4>[   34.936596] ---[ end trace 19f7a216b67dc04b ]---

 3628 02:04:16.377490  9000 RDI: 0000000000000001

 3629 02:04:16.384774  # [   32.352365] RBP: 00007f5caef090<6>[   34.948317] lkdtm: ok: SMEP did not get cleared

 3630 02:04:16.389542  00 R08: 00007f5caef08010 R09: 0000000000000000

 3631 02:04:16.397505  # [   32.360626]<6>[   34.959867] lkdtm: trying to clear SMEP with call gadget

 3632 02:04:16.408812   R10: fffffffffffffbc5 R11: 0000000000000246 R12: 00000000000000<6>[   34.972305] lkdtm: ok: SMEP removal was reverted

 3633 02:04:16.409411  01

 3634 02:04:16.418418  # [   32.368888] R13: 0000000000000001 R14: 0000000000020000 R15: 0000000000020000

 3635 02:04:16.470169  # [   32.377154] Modules linked in: fuse ip_tables cros_ec_lid_angle cros_ec_sensors cros_ec_sensors_core industrialio_triggered_buffer kfifo_buf industrialio snd_soc_da7219 uvcvideo cros_ec_sysfs cros_ec_lightbar cros_ec_sensorhub cros_ec_chardev cros_ec_debugfs videobuf2_vmalloc snd_soc_core cros_usbpd_charger videobuf2_memops cros_usbpd_logger videobuf2_v4l2 snd_compress gsmi x86_pkg_temp_thermal cros_ec_dev snd_pcm_dmaengine videobuf2_common cros_usbpd_notify regmap_i2c i2c_hid coreboot_table chromeos_pstore cros_kbd_led_backlight

 3636 02:04:16.474185  # [   32.436155] CR2: 0000000000000000

 3637 02:04:16.479708  # [   32.440146] ---[ end trace 19f7a216b67dc048 ]---

 3638 02:04:16.484367  # [   32.445591] RIP: 0010:lkdtm_BUG+0x5/0x10

 3639 02:04:16.502097  # [   32.450259] Code: 89 ff e8 3e e6 79 ff 48 c7 c0 ea ff ff ff eb de 48 c7 c0 ea ff ff ff c3 cc cc cc cc 48 c7 c0 f4 ff ff<6>[   35.070405] lkdtm: Performing direct entry DOUBLE_FAULT

 3640 02:04:16.507693  <3>[   35.077067] lkdtm: XFAIL: this test is ia32-only

 3641 02:04:16.516843   ff eb c9 0f 1f 44 00 00 <0f> 0b 66 0f 1f 84 00 00 00 00 00 0f 1f 44 00 00 83 05 50 56 e9 02

 3642 02:04:16.523682  # [   32.471537] RSP: 0018:ffffb7dc812e7e60 EFLAGS: 00010282

 3643 02:04:16.531956  # [   32.477681] RAX: ffffffff8fb79540 RBX: 0000000000000001 RCX: 0000000000000000

 3644 02:04:16.539960  # [   32.485944] RDX: 0000000000000000 RSI: ffff9e047ad1bf70 RDI: ffffffff90b7e850

 3645 02:04:16.547380  # [   32.494206] RBP: ffffffff9105d410 R08: 0000000000000001 R09: 0000000000000001

 3646 02:04:16.555829  # [   32.502467] R10: 00000000ffffe000 R11: 3fffffffffffffff R12: 0000000000000004

 3647 02:04:16.563816  # [   32.510738] R13: ffffb7dc812e7f10 R14: ffffb7dc812e7f10 R15: ffff9e0402af6000

 3648 02:04:16.573599  # [   32.519000] FS:  00007f5caf0ff580(0000) GS:ffff9e047ad80000(0000) knlGS:0000000000000000

 3649 02:04:16.580004  # [   32.528331] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033

 3650 02:04:16.588397  # [   32.535038] CR2: 0000000<6>[   35.155826] lkdtm: Performing direct entry CORRUPT_PAC

 3651 02:04:16.594161  <3>[   35.163181] lkdtm: XFAIL: this test is arm64-only

 3652 02:04:16.599146  000000000 CR3: 0000000106562006 CR4: 00000000003706e0

 3653 02:04:16.609782  # [   32.543302] BUG: sleeping function called from invalid context at include/linux/percpu-rwsem.h:49

 3654 02:04:16.618423  # [   32.553506] in_atomic(): 0, irqs_disabled(): 1, non_block: 0, pid: 739, name: cat

 3655 02:04:16.622850  # [   32.562157] INFO: lockdep is turned off.

 3656 02:04:16.626733  # [   32.566825] irq event stamp: 0

 3657 02:04:16.632990  # [   32.570521] hardirqs last  enabled at (0): [<0000000000000000>] 0x0

 3658 02:04:16.642372  # [   32.577811] hardirqs last disabled at (0): [<ffffffff8f0fd844>] copy_process+0x664/0x1c60

 3659 02:04:16.651736  # [   32.587238] softirqs last  enabled at (0): [<ffffffff8f0fd844>] copy_process+0x664/0x1c60

 3660 02:04:16.659652  # [   32.596681] softirqs last disabled at (0): [<0000000000000000>] 0x0

 3661 02:04:16.667649  # [   32.603972] CPU: 3 PID: 739 Comm: cat Tainted: G      D W         5.10.182-cip35 #1

 3662 02:04:16.676871  # [   3<6>[   35.241050] lkdtm: Performing direct entry UNALIGNED_LOAD_STORE_WRITE

 3663 02:04:16.682736  2.612816] Hardware name: Google Rammus/Rammus, BIOS  09/04/2020

 3664 02:04:16.690395  <3>[   35.250848] lkdtm: XFAIL: arch has CONFIG_HAVE_EFFICIENT_UNALIGNED_ACCESS

 3665 02:04:16.690480  

 3666 02:04:16.693025  # [   32.619912] Call Trace:

 3667 02:04:16.696738  # [   32.622932]  dump_stack+0x77/0x9b

 3668 02:04:16.701625  # [   32.626921]  ___might_sleep.cold+0xa6/0xb6

 3669 02:04:16.706797  # [   32.631777]  exit_signals+0x1c/0x300

 3670 02:04:16.709735  # [   32.636058]  do_exit+0xc2/0xab0

 3671 02:04:16.714060  # [   32.639844]  ? ksys_write+0x68/0xf0

 3672 02:04:16.718422  # [   32.644027]  make_task_dead+0x2f/0x30

 3673 02:04:16.726363  # [   32.648407]  rewind_stack_and_make_dead+0x17/0x20

 3674 02:04:16.727934  # [   32.653949] RIP: 0033:0x7f5caf015473

 3675 02:04:16.749688  # [   32.658227] Code: 8b 15 21 2a 0e 00 f7 d8 64 89 02 48 c7 c0 ff ff ff ff eb b7 0f 1f 00 64 8b 04 25 18 00 00 00 85 c0 75 14 b8 01 00 00 00 0f 05 <48> 3d 00 f0 ff ff 77 55 c3 0f 1f 40 00 48 83 ec 28 48 89 54 24 18

 3676 02:04:16.757764  # [   32.679502] RSP: 002b:00007fff3dbd3a88 EFLAGS: 00000246 ORIG_RAX: 0000000000000001

 3677 02:04:16.765125  # [   32.688249] RAX: ffffffffffffffda RBX: 000000000000000a RCX: 00007f5caf015473

 3678 02:04:16.775548  # [   32.696511] RDX: 000000000000000a RSI: 00007f5caef09000 RDI: 0000000000000001

 3679 02:04:16.782086  # [   32.704774] RBP: 00007f5caef09000 R08: 00007f5caef08010 R09: 0000000000000000

 3680 02:04:16.789713  # [   32.713033] R10: fffffffffffffbc5 R11: 0000000000000246 R12: 0000000000000001

 3681 02:04:16.798448  # [   32.721295] R13: 0000000000000001 R14: 0000000000020000 R15: 0000000000020000

 3682 02:04:16.801514  # EXCEPTION: saw 'call trace:': ok

 3683 02:04:16.805649  ok 5 selftests: lkdtm: EXCEPTION.sh

 3684 02:04:16.808461  # selftests: lkdtm: LOOP.sh

 3685 02:04:16.812019  # Skipping LOOP: Hangs the system

 3686 02:04:16.815557  ok 6 selftests: lkdtm: LOOP.sh # SKIP

 3687 02:04:16.818904  # selftests: lkdtm: EXHAUST_STACK.sh

 3688 02:04:16.823963  # Skipping EXHAUST_STACK: Corrupts memory on failure

 3689 02:04:16.829041  ok 7 selftests: lkdtm: EXHAUST_STACK.sh # SKIP

 3690 02:04:16.832403  # selftests: lkdtm: CORRUPT_STACK.sh

 3691 02:04:16.839249  # Skipping CORRUPT_STACK: Crashes entire system on success

 3692 02:04:16.843206  ok 8 selftests: lkdtm: CORRUPT_STACK.sh # SKIP

 3693 02:04:16.847584  # selftests: lkdtm: CORRUPT_STACK_STRONG.sh

 3694 02:04:16.853676  # Skipping CORRUPT_STACK_STRONG: Crashes entire system on success

 3695 02:04:16.865900  ok 9 selftests: lkdtm: CORRUPT_STACK_STRO<6>[   35.428517] lkdtm: Performing direct entry READ_AFTER_FREE

 3696 02:04:16.865992  NG.sh # SKIP

 3697 02:04:16.870476  # selftests: lkdtm: CORRUPT_LIST_ADD.sh

 3698 02:04:16.876940  # [   32.<6>[   35.439277] lkdtm: Value in memory before free: 12345678

 3699 02:04:16.882885  930095] lkdtm: Performing direct entry CORRUPT_LIST_ADD

 3700 02:04:16.889403  # [   3<6>[   35.451720] lkdtm: Attempting bad read from freed memory

 3701 02:04:16.894258  2.941222] lkdtm: attempting good list addition

 3702 02:04:16.900314  # [   32.946681]<6>[   35.464142] lkdtm: Memory was not poisoned

 3703 02:04:16.905020   lkdtm: attempting corrupted list addition

 3704 02:04:16.910541  # [   32.952622] lkdtm: list_add() corruption not detected!

 3705 02:04:16.916433  # CORRUPT_LIST_ADD: missing 'list_add corruption': [FAIL]

 3706 02:04:16.922289  not ok 10 selftests: lkdtm: CORRUPT_LIST_ADD.sh # exit=1

 3707 02:04:16.926196  # selftests: lkdtm: CORRUPT_LIST_DEL.sh

 3708 02:04:16.932311  # [   33.116791] lkdtm: Performing direct entry CORRUPT_LIST_DEL

 3709 02:04:16.938311  # [   33.126780] lkdtm: attempting good list removal

 3710 02:04:16.943118  # [   33.132134] lkdtm: attempting corrupted list removal

 3711 02:04:16.949463  # [   33.138006] lkdtm: list_del() corruption not detected!

 3712 02:04:16.955025  # CORRUPT_LIST_DEL: missing 'list_del corruption': [FAIL]

 3713 02:04:16.960759  not ok 11 selftests: lkdtm: CORRUPT_LIST_DEL.sh # exit=1

 3714 02:04:16.965500  # selftests: lkdtm: STACK_GUARD_PAGE_LEADING.sh

 3715 02:04:16.967963  # Segmentation fault

 3716 02:04:16.974547  # [   33.211033] lkdtm: Performing direct entry STACK_GUARD_PAGE_LEADING

 3717 02:04:16.982061  # [   33.219770] lkdtm: attempting bad read from page below current stack

 3718 02:04:16.993407  # [   33.227191] BUG: stack guard page was hit at 000000009485032a (stack is 0000000078dff733..000000008dc02228)

 3719 02:04:17.007213  # [   33.238378] kernel stack overflow (page fault): 0000 [#3] SMP PTI<6>[   35.574394] lkdtm: Performing direct entry READ_BUDDY_AFTER_FREE

 3720 02:04:17.012532  <6>[   35.581655] lkdtm: Value in memory before free: 12345678

 3721 02:04:17.019047  <6>[   35.587889] lkdtm: Attempting to read from freed memory

 3722 02:04:17.024929  <6>[   35.594026] lkdtm: Buddy page was not poisoned

 3723 02:04:17.025047  

 3724 02:04:17.033839  # [   33.251698] CPU: 2 PID: 964 Comm: cat Tainted: G      D W         5.10.182-cip35 #1

 3725 02:04:17.040135  # [   33.260542] Hardware name: Google Rammus/Rammus, BIOS  09/04/2020

 3726 02:04:17.046903  # [   33.267643] RIP: 0010:lkdtm_STACK_GUARD_PAGE_LEADING+0x27/0x3a

 3727 02:04:17.068364  # [   33.274447] Code: cc cc cc 0f 1f 44 00 00 53 48 c7 c7 58 96 ff 90 50 65 48 8b 04 25 40 b0 01 00 48 8b 58 18 e8 b5 de fb ff 48 c7 c7 98 96 ff 90 <8a> 43 ff 88 44 24 07 0f b6 74 24 07 5a 5b e9 9b de fb ff 0f 1f 44

 3728 02:04:17.074672  # [   33.295733] RSP: 0018:ffffb7dc817c7e50 EFLAGS: 00010246

 3729 02:04:17.082123  # [   33.301851] RAX: 0000000000000038 RBX: ffffb7dc817c4000 RCX: 0000000000000000

 3730 02:04:17.090961  # [   33.310113] RDX: 0000000000000000 RSI: ffff9e047ad1bf70 RDI: ffffffff90ff9698

 3731 02:04:17.098732  # [   33.318375] RBP: ffffffff90ff8dc2 R08: 0000000000000000 R09: 0000000000000000

 3732 02:04:17.106151  # [<6>[   35.671181] lkdtm: Performing direct entry SLAB_FREE_DOUBLE

 3733 02:04:17.110918  <6>[   35.680431] lkdtm: Attempting double slab free ...

 3734 02:04:17.119040     33.326637] R10: 00000000ffffe000 R11: 3fffffffffffffff R12: 0000000000000019

 3735 02:04:17.127759  # [   33.334898] R13: ffffb7dc817c7f10 R14: ffffb7dc817c7f10 R15: ffff9e0404015000

 3736 02:04:17.137071  # [   33.343159] FS:  00007f2b19597580(0000) GS:ffff9e047ad00000(0000) knlGS:0000000000000000

 3737 02:04:17.143031  # [   33.352490] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033

 3738 02:04:17.151365  # [   33.359190] CR2: ffffb7dc817c3fff CR3: 00000001040b4001 CR4: 00000000003706e0

 3739 02:04:17.153750  # [   33.367451] Call Trace:

 3740 02:04:17.157024  # [   33.370468]  <#DF>

 3741 02:04:17.160616  # [   33.373002]  ? __die_body.cold+0x1a/0x1f

 3742 02:04:17.164464  # [   33.377687]  ? die+0x2b/0x50

 3743 02:04:17.169635  # [   33.381182]  ? handle_stack_overflow+0x3e/0x4d

 3744 02:04:17.174114  # [   33.386435]  ? no_context+0x24d/0x380

 3745 02:04:17.176881  # [   33.390812]  </#DF>

 3746 02:04:17.204508  # [   33.393440] Modules linked in: fuse ip_tables cros_ec_lid_angle cros_ec_sensors cros_ec_sensors_core industrialio_triggered_buffer kfifo_buf industrialio snd_soc_da7219 uvcvideo cros_ec_sysfs cros_ec_lightbar cros_ec_se<6>[   35.770741] lkdtm: Performing direct entry SLAB_FREE_CROSS

 3747 02:04:17.210748  <6>[   35.779552] lkdtm: Attempting cross-cache slab free ...

 3748 02:04:17.241634  nsorhub cros_ec_chardev cros_ec_debugfs videobuf2_vmalloc snd_soc_core cros_usbpd_charger videobuf2_memops cros_usbpd_logger videobuf2_v4l2 snd_compress gsmi x86_pkg_temp_thermal cros_ec_dev snd_pcm_dmaengine videobuf2_common cros_usbpd_notify regmap_i2c i2c_hid coreboot_table chromeos_pstore cros_kbd_led_backlight

 3749 02:04:17.247069  # [   33.452446] ---[ end trace 19f7a216b67dc049 ]---

 3750 02:04:17.251644  # [   33.457885] RIP: 0010:lkdtm_BUG+0x5/0x10

 3751 02:04:17.272859  # [   33.462552] Code: 89 ff e8 3e e6 79 ff 48 c7 c0 ea ff ff ff eb de 48 c7 c0 ea ff ff ff c3 cc cc cc cc 48 c7 c0 f4 ff ff ff eb c9 0f 1f 44 00 00 <0f> 0b 66 0f 1f 84 00 00 00 00 00 0f 1f 44 00 00 83 05 50 56 e9 02

 3752 02:04:17.278908  # [   33.483829] RSP: 0018:ffffb7dc812e7e60 EFLAGS: 00010282

 3753 02:04:17.292033  # [   33.489954] RAX: ffffffff8fb79540 RBX: 0000000000000001 RCX: 00<6>[   35.857784] lkdtm: Performing direct entry SLAB_FREE_PAGE

 3754 02:04:17.293763  00000000000000

 3755 02:04:17.303391  # [   33.498216] RDX: 0000000000000000 RSI: ffff<6>[   35.866638] lkdtm: Attempting non-Slab slab free ...

 3756 02:04:17.307196  9e047ad1bf70 RDI: ffffffff90b7e850

 3757 02:04:17.315443  # [   33.506479] RBP: ffffffff9105d410 R08: 0000000000000001 R09: 0000000000000001

 3758 02:04:17.324092  # [   33.514740] R10: 00000000ffffe000 R11: 3fffffffffffffff R12: 0000000000000004

 3759 02:04:17.332117  # [   33.523001] R13: ffffb7dc812e7f10 R14: ffffb7dc812e7f10 R15: ffff9e0402af6000

 3760 02:04:17.341333  # [   33.531264] FS:  00007f2b19597580(0000) GS:ffff9e047ad00000(0000) knlGS:0000000000000000

 3761 02:04:17.348289  # [   33.540593] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033

 3762 02:04:17.355999  # [   33.547300] CR2: ffffb7dc817c3fff CR3: 00000001040b4001 CR4: 00000000003706e0

 3763 02:04:17.360373  # STACK_GUARD_PAGE_LEADING: saw 'call trace:': ok

 3764 02:04:17.365668  ok 12 selftests: lkdtm: STACK_GUARD_PAGE_LEADING.sh

 3765 02:04:17.370802  # selftests: lkdtm: STACK_GUARD_PAGE_TRAILING.sh

 3766 02:04:17.372958  # Segmentation fault

 3767 02:04:17.379915  # [   33.647334] lkdtm: Performing direct entry STACK_GUARD_PAGE_TRAILING

 3768 02:04:17.387198  # [   33.656222] lkdtm: attempting bad read from page above current stack

 3769 02:04:17.398840  # [   33.663649] BUG: stack guard page was hit at 00000000e06a7205 (stack is 00000000f8669dd3..000000004bb26272)

 3770 02:04:17.406451  # [   33.674857] kernel stack overflow (page fault): 0000 [#4] SMP PTI

 3771 02:04:17.414073  # [   33.681955] CPU: 3 PID: 997 Comm: cat Tainted: G      D W         5.10.182-cip35 #1

 3772 02:04:17.421633  # [   33.690799] Hardware name: Google Rammus/Rammus, BIOS  09/04/2020

 3773 02:04:17.427969  # [   33.697900] RIP: 0010:lkdtm_STACK_GUARD_PAGE_TRAILING+0x27/0x3d

 3774 02:04:17.449528  # [   33.704803] Code: de fb ff 0f 1f 44 00 00 53 48 c7 c7 d0 96 ff 90 50 65 48 8b 04 25 40 b0 01 00 48 8b 58 18 e8 7b de fb ff 48 c7 c7 10 97 ff 90 <8a> 83 00 40 00 00 88 44 24 07 0f b6 74 24 07 5a 5b e9 5e de fb ff

 3775 02:04:17.455658  # [   33.726079] RSP: 0018:ffffb7dc81847e50 EFLAGS: 00010246

 3776 02:04:17.463515  # [   33.732205] RAX: 0000000000000038 RBX: ffffb7dc81844000 RCX: 0000000000000000

 3777 02:04:17.471124  # [   33.740466] RDX: 0000000000000000 RSI: ffff9e047ad9bf70 RDI: ffffffff90ff9710

 3778 02:04:17.479544  # [   33.748729] RBP: ffffffff90ff8ddb R08: 0000000000000000 R09: 0000000000000000

 3779 02:04:17.490213  # [   33.756991] R10: 00000000ffffe000 R11: 3<6>[   36.057526] lkdtm: Performing direct entry EXEC_DATA

 3780 02:04:17.496748  <6>[   36.064751] lkdtm: attempting ok execution at ffffffff8fb79910

 3781 02:04:17.503775  <6>[   36.071564] lkdtm: attempting bad execution at ffffffff92a0ebe0

 3782 02:04:17.507804  fffffffffffffff R12: 000000000000001a

 3783 02:04:17.519216  # [   33.765252] R13: fff<2>[   36.078508] kernel tried to execute NX-protected page - exploit attempt? (uid: 0)

 3784 02:04:17.527984  <1>[   36.093369] BUG: unable to handle page fault for address: ffffffff92a0ebe0

 3785 02:04:17.532915  <1>[   36.101339] #PF: supervisor instruction fetch in kernel mode

 3786 02:04:17.539730  <1>[   36.107949] #PF: error_code(0x0011) - permissions violation

 3787 02:04:17.547441  <6>[   36.114464] PGD 121629067 P4D 121629067 PUD 12162a063 PMD 8000000122e000e3 

 3788 02:04:17.552489  <4>[   36.122534] Oops: 0011 [#5] SMP PTI

 3789 02:04:17.560802  <4>[   36.126731] CPU: 2 PID: 1540 Comm: cat Tainted: G      D W         5.10.182-cip35 #1

 3790 02:04:17.567844  <4>[   36.135681] Hardware name: Google Rammus/Rammus, BIOS  09/04/2020

 3791 02:04:17.572680  <4>[   36.142782] RIP: 0010:data_area+0x0/0x40

 3792 02:04:17.594216  <4>[   36.147449] Code: ff ff 00 43 b1 04 04 9e ff ff 00 42 b1 04 04 9e ff ff 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 <0f> 1f 44 00 00 c3 cc cc cc cc 66 0f 1f 44 00 00 0f 1f 44 00 00 55

 3793 02:04:17.600403  <4>[   36.168735] RSP: 0018:ffffb7dc820cfe48 EFLAGS: 00010246

 3794 02:04:17.609057  <4>[   36.174860] RAX: 0000000000000033 RBX: 0000000000000001 RCX: 0000000000000000

 3795 02:04:17.616736  <4>[   36.183121] RDX: 0000000000000000 RSI: ffff9e047ad1bf70 RDI: ffff9e047ad1bf70

 3796 02:04:17.625002  <4>[   36.191381] RBP: ffffffff92a0ebe0 R08: 0000000000000000 R09: 0000000000000000

 3797 02:04:17.632957  <4>[   36.199643] R10: 00000000ffffe000 R11: 3fffffffffffffff R12: 000000000000000a

 3798 02:04:17.641375  <4>[   36.207906] R13: ffffb7dc820cff10 R14: ffffb7dc820cff10 R15: ffff9e0402fd6000

 3799 02:04:17.650560  <4>[   36.216167] FS:  00007f6450697580(0000) GS:ffff9e047ad00000(0000) knlGS:0000000000000000

 3800 02:04:17.657453  <4>[   36.225498] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033

 3801 02:04:17.666042  <4>[   36.232205] CR2: ffffffff92a0ebe0 CR3: 0000000102eb6005 CR4: 00000000003706e0

 3802 02:04:17.668800  <4>[   36.240467] Call Trace:

 3803 02:04:17.673359  <4>[   36.243489]  ? __die_body.cold+0x1a/0x1f

 3804 02:04:17.677851  <4>[   36.248160]  ? no_context+0x177/0x380

 3805 02:04:17.682629  <4>[   36.252539]  ? exc_page_fault+0xd7/0x170

 3806 02:04:17.687242  <4>[   36.257209]  ? asm_exc_page_fault+0x1e/0x30

 3807 02:04:17.691924  <4>[   36.262173]  ? execute_location+0x45/0x56

 3808 02:04:17.697364  <4>[   36.266938]  ? direct_entry.cold+0x2c/0x38

 3809 02:04:17.701566  <4>[   36.271805]  ? full_proxy_write+0x53/0x80

 3810 02:04:17.705717  <4>[   36.276570]  ? vfs_write+0xe7/0x3b0

 3811 02:04:17.710083  <4>[   36.280753]  ? ksys_write+0x68/0xf0

 3812 02:04:17.714090  <4>[   36.284938]  ? do_syscall_64+0x30/0x40

 3813 02:04:17.721013  <4>[   36.289410]  ? entry_SYSCALL_64_after_hwframe+0x61/0xc6

 3814 02:04:17.726414  fb7dc81847f10 R14: ffffb7dc81847f10 R15: ffff9e040594a000

 3815 02:04:17.779620  # [  <4>[   36.295537] Modules linked in: fuse ip_tables cros_ec_lid_angle cros_ec_sensors cros_ec_sensors_core industrialio_triggered_buffer kfifo_buf industrialio snd_soc_da7219 uvcvideo cros_ec_sysfs cros_ec_lightbar cros_ec_sensorhub cros_ec_chardev cros_ec_debugfs videobuf2_vmalloc snd_soc_core cros_usbpd_charger videobuf2_memops cros_usbpd_logger videobuf2_v4l2 snd_compress gsmi x86_pkg_temp_thermal cros_ec_dev snd_pcm_dmaengine videobuf2_common cros_usbpd_notify regmap_i2c i2c_hid coreboot_table chromeos_pstore cros_kbd_led_backlight

 3816 02:04:17.783291  <4>[   36.354535] CR2: ffffffff92a0ebe0

 3817 02:04:17.789180  <4>[   36.358523] ---[ end trace 19f7a216b67dc04c ]---

 3818 02:04:17.793522  <4>[   36.363963] RIP: 0010:lkdtm_BUG+0x5/0x10

 3819 02:04:17.814867  <4>[   36.368630] Code: 89 ff e8 3e e6 79 ff 48 c7 c0 ea ff ff ff eb de 48 c7 c0 ea ff ff ff c3 cc cc cc cc 48 c7 c0 f4 ff ff ff eb c9 0f 1f 44 00 00 <0f> 0b 66 0f 1f 84 00 00 00 00 00 0f 1f 44 00 00 83 05 50 56 e9 02

 3820 02:04:17.821257  <4>[   36.389908] RSP: 0018:ffffb7dc812e7e60 EFLAGS: 00010282

 3821 02:04:17.829652  <4>[   36.396034] RAX: ffffffff8fb79540 RBX: 0000000000000001 RCX: 0000000000000000

 3822 02:04:17.837236  <4>[   36.404296] RDX: 0000000000000000 RSI: ffff9e047ad1bf70 RDI: ffffffff90b7e850

 3823 02:04:17.846436  <4>[   36.412557] RBP: ffffffff9105d410 R08: 0000000000000001 R09: 0000000000000001

 3824 02:04:17.854390  <4>[   36.420819] R10: 00000000ffffe000 R11: 3fffffffffffffff R12: 0000000000000004

 3825 02:04:17.863082  <4>[   36.429080] R13: ffffb7dc812e7f10 R14: ffffb7dc812e7f10 R15: ffff9e0402af6000

 3826 02:04:17.872183  <4>[   36.437343] FS:  00007f6450697580(0000) GS:ffff9e047ad00000(0000) knlGS:0000000000000000

 3827 02:04:17.878939  <4>[   36.446679] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033

 3828 02:04:17.886796  <4>[   36.453387] CR2: ffffffff92a0ebe0 CR3: 0000000102eb6005 CR4: 00000000003706e0

 3829 02:04:17.896805  <3>[   36.461650] BUG: sleeping function called from invalid context at include/linux/percpu-rwsem.h:49

 3830 02:04:17.905665  <3>[   36.471846] in_atomic(): 0, irqs_disabled(): 1, non_block: 0, pid: 1540, name: cat

 3831 02:04:17.910478  <4>[   36.480591] INFO: lockdep is turned off.

 3832 02:04:17.914420  <4>[   36.485260] irq event stamp: 0

 3833 02:04:17.921479  <4>[   36.488951] hardirqs last  enabled at (0): [<0000000000000000>] 0x0

 3834 02:04:17.933464  <4>[   36.496242] hardirqs last disabled at (0): [<ffffffff8f0fd844>] copy_process+0x664/0x1c60

 3835 02:04:17.941002  <4>[   36.505681] softirqs last  enabled at (0): [<ffffffff8f0fd844>] copy_process+0x664/0x1c60

 3836 02:04:17.947778  <4>[   36.515107] softirqs last disabled at (0): [<0000000000000000>] 0x0

 3837 02:04:17.956869  <4>[   36.522398] CPU: 2 PID: 1540 Comm: cat Tainted: G      D W         5.10.182-cip35 #1

 3838 02:04:17.963339  <4>[   36.531339] Hardware name: Google Rammus/Rammus, BIOS  09/04/2020

 3839 02:04:17.966657  <4>[   36.538436] Call Trace:

 3840 02:04:17.970087  <4>[   36.541454]  dump_stack+0x77/0x9b

 3841 02:04:17.975887  <4>[   36.545444]  ___might_sleep.cold+0xa6/0xb6

 3842 02:04:17.979423  <4>[   36.550309]  exit_signals+0x1c/0x300

 3843 02:04:17.983613  <4>[   36.554580]  do_exit+0xc2/0xab0

 3844 02:04:17.988012  <4>[   36.558376]  ? ksys_write+0x68/0xf0

 3845 02:04:17.992466  <4>[   36.562562]  make_task_dead+0x2f/0x30

 3846 02:04:17.997676  <4>[   36.566939]  rewind_stack_and_make_dead+0x17/0x20

 3847 02:04:18.001870  <4>[   36.572482] RIP: 0033:0x7f64505ad473

 3848 02:04:18.023745  <4>[   36.576763] Code: 8b 15 21 2a 0e 00 f7 d8 64 89 02 48 c7 c0 ff ff ff ff eb b7 0f 1f 00 64 8b 04 25 18 00 00 00 85 c0 75 14 b8 01 00 00 00 0f 05 <48> 3d 00 f0 ff ff 77 55 c3 0f 1f 40 00 48 83 ec 28 48 89 54 24 18

 3849 02:04:18.031497  <4>[   36.598038] RSP: 002b:00007fff23504b68 EFLAGS: 00000246 ORIG_RAX: 0000000000000001

 3850 02:04:18.040958  <4>[   36.606785] RAX: ffffffffffffffda RBX: 000000000000000a RCX: 00007f64505ad473

 3851 02:04:18.048357  <4>[   36.615046] RDX: 000000000000000a RSI: 00007f64504a1000 RDI: 0000000000000001

 3852 02:04:18.056623  <4>[   36.623307] RBP: 00007f64504a1000 R08: 00007f64504a0010 R09: 0000000000000000

 3853 02:04:18.064852  <4>[   36.631568] R10: fffffffffffffbc5 R11: 0000000000000246 R12: 0000000000000001

 3854 02:04:18.074182  <4>[   36.639829] R13: 0000000000000001 R14: 0000000000020000 R15: 0000000000020000

 3855 02:04:18.082063   33.773516] FS:  00007fbb169b9580(0000) GS:ffff9e047ad80000(0000) knlGS:0000000000000000

 3856 02:04:18.088569  # [   33.782846] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033

 3857 02:04:18.096654  # [   33.789553] CR2: ffffb7dc81848000 CR3: 00000001034ee006 CR4: 00000000003706e0

 3858 02:04:18.099907  # [   33.797814] Call Trace:

 3859 02:04:18.102085  # [   33.800831]  <#DF>

 3860 02:04:18.106764  # [   33.803365]  ? __die_body.cold+0x1a/0x1f

 3861 02:04:18.109831  # [   33.808036]  ? die+0x2b/0x50

 3862 02:04:18.115250  # [   33.811541]  ? handle_stack_overflow+0x3e/0x4d

 3863 02:04:18.119618  # [   33.816795]  ? no_context+0x24d/0x380

 3864 02:04:18.122157  # [   33.821170]  </#DF>

 3865 02:04:18.178921  # [   33.823799] Modules linked in: fuse ip_tables cros_ec_lid_angle cros_ec_sensors cros_ec_sensors_core industrialio_triggered_buffer kfifo_buf industrialio snd_soc_da7219 uvcvideo cros_ec_sysfs cros_ec_lightbar cros_ec_sensorhub cros_ec_chardev cros_ec_debugfs videobuf2_vmalloc snd_soc_core cros_usbpd_charger videobuf2_memops cros_usbpd_logger videobuf2_v4l2 snd_compress gsmi x86_pkg_temp_thermal cros_ec_dev snd_pcm_dmaengine videobuf2_common cros_usbpd_notify regmap_i2c i2c_hid coreboot_table chromeos_pstore cros<6>[   36.745683] lkdtm: Performing direct entry EXEC_STACK

 3866 02:04:18.185817  <6>[   36.753511] lkdtm: attempting ok execution at ffffffff8fb79910

 3867 02:04:18.192713  <6>[   36.760331] lkdtm: attempting bad execution at ffffb7dc8213fe18

 3868 02:04:18.201043  <2>[   36.767249] kernel tried to execute NX-protected page - exploit attempt? (uid: 0)

 3869 02:04:18.209808  <1>[   36.775906] BUG: unable to handle page fault for address: ffffb7dc8213fe18

 3870 02:04:18.215549  <1>[   36.783869] #PF: supervisor instruction fetch in kernel mode

 3871 02:04:18.221935  <1>[   36.790479] #PF: error_code(0x0011) - permissions violation

 3872 02:04:18.224308  _k<bd_led_backlight

 3873 02:04:18.237811  # [   33.882805] ---[ end trace 19f7a216b67d6>[   36.796993] PGD 100000067 P4D 100000067 PUD 100231067 PMD 10654d067 PTE 8000000105be7063

 3874 02:04:18.242643  <4>[   36.812547] Oops: 0011 [#6] SMP PTI

 3875 02:04:18.251541  <4>[   36.816733] CPU: 3 PID: 1577 Comm: cat Tainted: G      D W         5.10.182-cip35 #1

 3876 02:04:18.258317  <4>[   36.825681] Hardware name: Google Rammus/Rammus, BIOS  09/04/2020

 3877 02:04:18.263409  <4>[   36.832778] RIP: 0010:0xffffb7dc8213fe18

 3878 02:04:18.284505  <4>[   36.837438] Code: 00 00 18 fe 13 82 dc b7 ff ff 51 d6 20 90 ff ff ff ff 20 00 00 00 00 00 00 00 1e 8f ff 90 ff ff ff ff 80 d7 20 90 ff ff ff ff <0f> 1f 44 00 00 c3 cc cc cc cc 66 0f 1f 44 00 00 0f 1f 44 00 00 55

 3879 02:04:18.290038  <4>[   36.858714] RSP: 0018:ffffb7dc8213fdf8 EFLAGS: 00010246

 3880 02:04:18.298318  <4>[   36.864839] RAX: 0000000000000033 RBX: 0000000000000001 RCX: 0000000000000000

 3881 02:04:18.306711  <4>[   36.873101] RDX: 0000000000000000 RSI: ffff9e047ad9bf70 RDI: ffff9e047ad9bf70

 3882 02:04:18.315326  <4>[   36.881361] RBP: ffffb7dc8213fe18 R08: 0000000000000000 R09: 0000000000000000

 3883 02:04:18.323010  <4>[   36.889622] R10: 00000000ffffe000 R11: 3fffffffffffffff R12: 000000000000000b

 3884 02:04:18.331560  <4>[   36.897885] R13: ffffb7dc8213ff10 R14: ffffb7dc8213ff10 R15: ffff9e0402a55000

 3885 02:04:18.340812  <4>[   36.906148] FS:  00007fde75043580(0000) GS:ffff9e047ad80000(0000) knlGS:0000000000000000

 3886 02:04:18.347494  <4>[   36.915477] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033

 3887 02:04:18.355510  <4>[   36.922183] CR2: ffffb7dc8213fe18 CR3: 000000010274a005 CR4: 00000000003706e0

 3888 02:04:18.358872  <4>[   36.930444] Call Trace:

 3889 02:04:18.363302  <4>[   36.933466]  ? __die_body.cold+0x1a/0x1f

 3890 02:04:18.368087  <4>[   36.938138]  ? no_context+0x177/0x380

 3891 02:04:18.372050  <4>[   36.942518]  ? exc_page_fault+0xd7/0x170

 3892 02:04:18.377287  <4>[   36.947186]  ? asm_exc_page_fault+0x1e/0x30

 3893 02:04:18.382309  <4>[   36.952150]  ? execute_location+0x45/0x56

 3894 02:04:18.386556  <4>[   36.956917]  ? lkdtm_EXEC_STACK+0x26/0x44

 3895 02:04:18.391796  <4>[   36.961682]  ? direct_entry.cold+0x2c/0x38

 3896 02:04:18.396872  <4>[   36.966547]  ? full_proxy_write+0x53/0x80

 3897 02:04:18.400856  <4>[   36.971313]  ? vfs_write+0xe7/0x3b0

 3898 02:04:18.404750  <4>[   36.975488]  ? ksys_write+0x68/0xf0

 3899 02:04:18.409506  <4>[   36.979688]  ? do_syscall_64+0x30/0x40

 3900 02:04:18.415582  <4>[   36.984154]  ? entry_SYSCALL_64_after_hwframe+0x61/0xc6

 3901 02:04:18.416656  c04a ]---

 3902 02:04:18.421563  # [   33.888244] RIP: 0010:lkdtm_BUG+0x5/0x10

 3903 02:04:18.474396  # [   <4>[   36.990280] Modules linked in: fuse ip_tables cros_ec_lid_angle cros_ec_sensors cros_ec_sensors_core industrialio_triggered_buffer kfifo_buf industrialio snd_soc_da7219 uvcvideo cros_ec_sysfs cros_ec_lightbar cros_ec_sensorhub cros_ec_chardev cros_ec_debugfs videobuf2_vmalloc snd_soc_core cros_usbpd_charger videobuf2_memops cros_usbpd_logger videobuf2_v4l2 snd_compress gsmi x86_pkg_temp_thermal cros_ec_dev snd_pcm_dmaengine videobuf2_common cros_usbpd_notify regmap_i2c i2c_hid coreboot_table chromeos_pstore cros_kbd_led_backlight

 3904 02:04:18.478385  <4>[   37.049277] CR2: ffffb7dc8213fe18

 3905 02:04:18.483552  <4>[   37.053256] ---[ end trace 19f7a216b67dc04d ]---

 3906 02:04:18.488800  <4>[   37.058702] RIP: 0010:lkdtm_BUG+0x5/0x10

 3907 02:04:18.510657  <4>[   37.063372] Code: 89 ff e8 3e e6 79 ff 48 c7 c0 ea ff ff ff eb de 48 c7 c0 ea ff ff ff c3 cc cc cc cc 48 c7 c0 f4 ff ff ff eb c9 0f 1f 44 00 00 <0f> 0b 66 0f 1f 84 00 00 00 00 00 0f 1f 44 00 00 83 05 50 56 e9 02

 3908 02:04:18.515633  <4>[   37.084640] RSP: 0018:ffffb7dc812e7e60 EFLAGS: 00010282

 3909 02:04:18.524398  <4>[   37.090765] RAX: ffffffff8fb79540 RBX: 0000000000000001 RCX: 0000000000000000

 3910 02:04:18.533138  <4>[   37.099026] RDX: 0000000000000000 RSI: ffff9e047ad1bf70 RDI: ffffffff90b7e850

 3911 02:04:18.541002  <4>[   37.107286] RBP: ffffffff9105d410 R08: 0000000000000001 R09: 0000000000000001

 3912 02:04:18.549027  <4>[   37.115548] R10: 00000000ffffe000 R11: 3fffffffffffffff R12: 0000000000000004

 3913 02:04:18.556998  <4>[   37.123809] R13: ffffb7dc812e7f10 R14: ffffb7dc812e7f10 R15: ffff9e0402af6000

 3914 02:04:18.566230  <4>[   37.132071] FS:  00007fde75043580(0000) GS:ffff9e047ad80000(0000) knlGS:0000000000000000

 3915 02:04:18.574649  <4>[   37.141401] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033

 3916 02:04:18.581476  <4>[   37.148108] CR2: ffffb7dc8213fe18 CR3: 000000010274a005 CR4: 00000000003706e0

 3917 02:04:18.602502  33.892915] Code: 89 ff e8 3e e6 79 ff 48 c7 c0 ea ff ff ff eb de 48 c7 c0 ea ff ff ff c3 cc cc cc cc 48 c7 c0 f4 ff ff ff eb c9 0f 1f 44 00 00 <0f> 0b 66 0f 1f 84 00 00 00 00 00 0f 1f 44 00 00 83 05 50 56 e9 02

 3918 02:04:18.608770  # [   33.914184] RSP: 0018:ffffb7dc812e7e60 EFLAGS: 00010282

 3919 02:04:18.616825  # [   33.920310] RAX: ffffffff8fb79540 RBX: 0000000000000001 RCX: 0000000000000000

 3920 02:04:18.624449  # [   33.928573] RDX: 0000000000000000 RSI: ffff9e047ad1bf70 RDI: ffffffff90b7e850

 3921 02:04:18.632690  # [   33.936835] RBP: ffffffff9105d410 R08: 0000000000000001 R09: 0000000000000001

 3922 02:04:18.641074  # [   33.945097] R10: 00000000ffffe000 R11: 3fffffffffffffff R12: 0000000000000004

 3923 02:04:18.649314  # [   33.953358] R13: ffffb7dc812e7f10 R14: ffffb7dc812e7f10 R15: ffff9e0402af6000

 3924 02:04:18.659346  # [   33.961619] FS:  00007fbb169b9580(0000) GS:ffff9e047ad80000(0000) knlGS:0000000000000000

 3925 02:04:18.664553  # [   33.970950] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033

 3926 02:04:18.672974  # [   33.977681] CR2: ffffb7dc81848000 CR3: 00000001034ee006 CR4: 00000000003706e0

 3927 02:04:18.687449  # [   33.985942] BUG: sleeping function called from invalid context at include/linu<6>[   37.251185] lkdtm: Performing direct entry EXEC_KMALLOC

 3928 02:04:18.693775  <6>[   37.261982] lkdtm: attempting ok execution at ffffffff8fb79910

 3929 02:04:18.700686  <6>[   37.268798] lkdtm: attempting bad execution at ffff9e0404006600

 3930 02:04:18.709798  <2>[   37.275708] kernel tried to execute NX-protected page - exploit attempt? (uid: 0)

 3931 02:04:18.717741  <1>[   37.284403] BUG: unable to handle page fault for address: ffff9e0404006600

 3932 02:04:18.724367  <1>[   37.292374] #PF: supervisor instruction fetch in kernel mode

 3933 02:04:18.730979  <1>[   37.298986] #PF: error_code(0x0011) - permissions violation

 3934 02:04:18.739653  <6>[   37.305500] PGD 123001067 P4D 123001067 PUD 100236063 PMD 1049e3063 PTE 8000000104006063

 3935 02:04:18.742052  x/percpu-rwsem.h:49

 3936 02:04:18.750900  # [   33.996147] in_atomic(): 0, irqs_disab<4>[   37.314833] Oops: 0011 [#7] SMP PTI

 3937 02:04:18.759574  <4>[   37.325230] CPU: 3 PID: 1613 Comm: cat Tainted: G      D W         5.10.182-cip35 #1

 3938 02:04:18.766584  <4>[   37.334171] Hardware name: Google Rammus/Rammus, BIOS  09/04/2020

 3939 02:04:18.770728  <4>[   37.341270] RIP: 0010:0xffff9e0404006600

 3940 02:04:18.793097  <4>[   37.345937] Code: 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 10 c0 75 02 04 9e ff ff 00 00 00 00 00 00 00 00 <0f> 1f 44 00 00 c3 cc cc cc cc 66 0f 1f 44 00 00 0f 1f 44 00 00 55

 3941 02:04:18.798982  <4>[   37.367212] RSP: 0018:ffffb7dc821ffe38 EFLAGS: 00010246

 3942 02:04:18.806869  <4>[   37.373336] RAX: 0000000000000033 RBX: 0000000000000001 RCX: 0000000000000000

 3943 02:04:18.816075  <4>[   37.381598] RDX: 0000000000000000 RSI: ffff9e047ad9bf70 RDI: ffff9e047ad9bf70

 3944 02:04:18.823591  <4>[   37.389859] RBP: ffff9e0404006600 R08: 0000000000000000 R09: 0000000000000000

 3945 02:04:18.831539  <4>[   37.398120] R10: 00000000ffffe000 R11: 3fffffffffffffff R12: 000000000000000d

 3946 02:04:18.839976  <4>[   37.406382] R13: ffffb7dc821fff10 R14: ffffb7dc821fff10 R15: ffff9e04065b3000

 3947 02:04:18.849308  <4>[   37.414645] FS:  00007f953a100580(0000) GS:ffff9e047ad80000(0000) knlGS:0000000000000000

 3948 02:04:18.856410  <4>[   37.423976] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033

 3949 02:04:18.865815  <4>[   37.430687] CR2: ffff9e0404006600 CR3: 0000000105948001 CR4: 00000000003706e0

 3950 02:04:18.867471  <4>[   37.438948] Call Trace:

 3951 02:04:18.871518  <4>[   37.441967]  ? __die_body.cold+0x1a/0x1f

 3952 02:04:18.876364  <4>[   37.446638]  ? no_context+0x177/0x380

 3953 02:04:18.880766  <4>[   37.451017]  ? exc_page_fault+0xd7/0x170

 3954 02:04:18.886011  <4>[   37.455687]  ? asm_exc_page_fault+0x1e/0x30

 3955 02:04:18.890536  <4>[   37.460653]  ? execute_location+0x45/0x56

 3956 02:04:18.895869  <4>[   37.465418]  ? lkdtm_EXEC_KMALLOC+0x2c/0x40

 3957 02:04:18.901153  <4>[   37.470378]  ? direct_entry.cold+0x2c/0x38

 3958 02:04:18.905204  <4>[   37.475234]  ? full_proxy_write+0x53/0x80

 3959 02:04:18.909488  <4>[   37.480001]  ? vfs_write+0xe7/0x3b0

 3960 02:04:18.913157  <4>[   37.484177]  ? ksys_write+0x68/0xf0

 3961 02:04:18.918274  <4>[   37.488360]  ? do_syscall_64+0x30/0x40

 3962 02:04:18.923839  <4>[   37.492834]  ? entry_SYSCALL_64_after_hwframe+0x61/0xc6

 3963 02:04:18.928434  led(): 1, non_block: 0, pid: 997, name: cat

 3964 02:04:18.983091  # [   34.004788] IN<4>[   37.498961] Modules linked in: fuse ip_tables cros_ec_lid_angle cros_ec_sensors cros_ec_sensors_core industrialio_triggered_buffer kfifo_buf industrialio snd_soc_da7219 uvcvideo cros_ec_sysfs cros_ec_lightbar cros_ec_sensorhub cros_ec_chardev cros_ec_debugfs videobuf2_vmalloc snd_soc_core cros_usbpd_charger videobuf2_memops cros_usbpd_logger videobuf2_v4l2 snd_compress gsmi x86_pkg_temp_thermal cros_ec_dev snd_pcm_dmaengine videobuf2_common cros_usbpd_notify regmap_i2c i2c_hid coreboot_table chromeos_pstore cros_kbd_led_backlight

 3965 02:04:18.988938  <4>[   37.557961] CR2: ffff9e0404006600

 3966 02:04:18.993580  <4>[   37.561950] ---[ end trace 19f7a216b67dc04e ]---

 3967 02:04:18.998002  <4>[   37.567394] RIP: 0010:lkdtm_BUG+0x5/0x10

 3968 02:04:19.018583  <4>[   37.572064] Code: 89 ff e8 3e e6 79 ff 48 c7 c0 ea ff ff ff eb de 48 c7 c0 ea ff ff ff c3 cc cc cc cc 48 c7 c0 f4 ff ff ff eb c9 0f 1f 44 00 00 <0f> 0b 66 0f 1f 84 00 00 00 00 00 0f 1f 44 00 00 83 05 50 56 e9 02

 3969 02:04:19.024234  <4>[   37.593330] RSP: 0018:ffffb7dc812e7e60 EFLAGS: 00010282

 3970 02:04:19.032773  <4>[   37.599455] RAX: ffffffff8fb79540 RBX: 0000000000000001 RCX: 0000000000000000

 3971 02:04:19.041249  <4>[   37.607732] RDX: 0000000000000000 RSI: ffff9e047ad1bf70 RDI: ffffffff90b7e850

 3972 02:04:19.050836  <4>[   37.615993] RBP: ffffffff9105d410 R08: 0000000000000001 R09: 0000000000000001

 3973 02:04:19.058263  <4>[   37.624254] R10: 00000000ffffe000 R11: 3fffffffffffffff R12: 0000000000000004

 3974 02:04:19.066641  <4>[   37.632515] R13: ffffb7dc812e7f10 R14: ffffb7dc812e7f10 R15: ffff9e0402af6000

 3975 02:04:19.075518  <4>[   37.640777] FS:  00007f953a100580(0000) GS:ffff9e047ad80000(0000) knlGS:0000000000000000

 3976 02:04:19.082248  <4>[   37.650097] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033

 3977 02:04:19.091286  <4>[   37.656806] CR2: ffff9e0404006600 CR3: 0000000105948001 CR4: 00000000003706e0

 3978 02:04:19.100728  <3>[   37.665069] BUG: sleeping function called from invalid context at include/linux/percpu-rwsem.h:49

 3979 02:04:19.109110  <3>[   37.675271] in_atomic(): 0, irqs_disabled(): 1, non_block: 0, pid: 1613, name: cat

 3980 02:04:19.113902  <4>[   37.684019] INFO: lockdep is turned off.

 3981 02:04:19.117772  <4>[   37.688686] irq event stamp: 0

 3982 02:04:19.125714  <4>[   37.692384] hardirqs last  enabled at (0): [<0000000000000000>] 0x0

 3983 02:04:19.134278  <4>[   37.699684] hardirqs last disabled at (0): [<ffffffff8f0fd844>] copy_process+0x664/0x1c60

 3984 02:04:19.143616  <4>[   37.709110] softirqs last  enabled at (0): [<ffffffff8f0fd844>] copy_process+0x664/0x1c60

 3985 02:04:19.151146  <4>[   37.718535] softirqs last disabled at (0): [<0000000000000000>] 0x0

 3986 02:04:19.160076  <4>[   37.725825] CPU: 3 PID: 1613 Comm: cat Tainted: G      D W         5.10.182-cip35 #1

 3987 02:04:19.166829  <4>[   37.734765] Hardware name: Google Rammus/Rammus, BIOS  09/04/2020

 3988 02:04:19.170463  <4>[   37.741862] Call Trace:

 3989 02:04:19.173930  <4>[   37.744879]  dump_stack+0x77/0x9b

 3990 02:04:19.178809  <4>[   37.748860]  ___might_sleep.cold+0xa6/0xb6

 3991 02:04:19.183053  <4>[   37.753734]  exit_signals+0x1c/0x300

 3992 02:04:19.187477  <4>[   37.758014]  do_exit+0xc2/0xab0

 3993 02:04:19.190993  <4>[   37.761809]  ? ksys_write+0x68/0xf0

 3994 02:04:19.195621  <4>[   37.765992]  make_task_dead+0x2f/0x30

 3995 02:04:19.200925  <4>[   37.770361]  rewind_stack_and_make_dead+0x17/0x20

 3996 02:04:19.205099  <4>[   37.775895] RIP: 0033:0x7f953a016473

 3997 02:04:19.226274  <4>[   37.780174] Code: 8b 15 21 2a 0e 00 f7 d8 64 89 02 48 c7 c0 ff ff ff ff eb b7 0f 1f 00 64 8b 04 25 18 00 00 00 85 c0 75 14 b8 01 00 00 00 0f 05 <48> 3d 00 f0 ff ff 77 55 c3 0f 1f 40 00 48 83 ec 28 48 89 54 24 18

 3998 02:04:19.235325  <4>[   37.801448] RSP: 002b:00007fff774ad5c8 EFLAGS: 00000246 ORIG_RAX: 0000000000000001

 3999 02:04:19.243275  <4>[   37.810194] RAX: ffffffffffffffda RBX: 000000000000000d RCX: 00007f953a016473

 4000 02:04:19.251759  <4>[   37.818454] RDX: 000000000000000d RSI: 00007f9539f0a000 RDI: 0000000000000001

 4001 02:04:19.259771  <4>[   37.826714] RBP: 00007f9539f0a000 R08: 00007f9539f09010 R09: 0000000000000000

 4002 02:04:19.268479  <4>[   37.835017] R10: fffffffffffffbc5 R11: 0000000000000246 R12: 0000000000000001

 4003 02:04:19.276662  <4>[   37.843278] R13: 0000000000000001 R14: 0000000000020000 R15: 0000000000020000

 4004 02:04:19.279619  FO: lockdep is turned off.

 4005 02:04:19.283041  # [   34.009455] irq event stamp: 0

 4006 02:04:19.290813  # [   34.013152] hardirqs last  enabled at (0): [<0000000000000000>] 0x0

 4007 02:04:19.299938  # [   34.020443] hardirqs last disabled at (0): [<ffffffff8f0fd844>] copy_process+0x664/0x1c60

 4008 02:04:19.308874  # [   34.029872] softirqs last  enabled at (0): [<ffffffff8f0fd844>] copy_process+0x664/0x1c60

 4009 02:04:19.315905  # [   34.039289] softirqs last disabled at (0): [<0000000000000000>] 0x0

 4010 02:04:19.324602  # [   34.046580] CPU: 3 PID: 997 Comm: cat Tainted: G      D W         5.10.182-cip35 #1

 4011 02:04:19.331534  # [   34.055426] Hardware name: Google Rammus/Rammus, BIOS  09/04/2020

 4012 02:04:19.334540  # [   34.062522] Call Trace:

 4013 02:04:19.339286  # [   34.065541]  dump_stack+0x77/0x9b

 4014 02:04:19.343346  # [   34.069532]  ___might_sleep.cold+0xa6/0xb6

 4015 02:04:19.348292  # [   34.074398]  exit_signals+0x1c/0x300

 4016 02:04:19.352056  # [   34.078680]  do_exit+0xc2/0xab0

 4017 02:04:19.355358  # [   34.082476]  ? ksys_write+0x68/0xf0

 4018 02:04:19.359359  # [   34.086683]  make_task_dead+0x2f/0x30

 4019 02:04:19.365263  # [   34.091060]  rewind_stack_and_make_dead+0x17/0x20

 4020 02:04:19.369261  # [   34.096595] RIP: 0033:0x7fbb168cf473

 4021 02:04:19.388755  # [   34.100867] Code: 8b 15 21 2a 0e 00 f7 d8 64 89 02 48 c7 c0 ff ff ff ff eb b7 0f 1f 00 64 8b 04 25 18 00 00 00 85 c0 75 14 b8 01 00<6>[   37.954577] lkdtm: Performing direct entry EXEC_VMALLOC

 4022 02:04:19.395306  <6>[   37.963576] lkdtm: attempting ok execution at ffffffff8fb79910

 4023 02:04:19.408478   00 00 0f 05 <48> 3d 00 f0 ff ff 77 55 c3 0f 1f 40 00 48 83 ec 2<6>[   37.970398] lkdtm: attempting bad execution at ffffb7dc80337000

 4024 02:04:19.417074  <2>[   37.983532] kernel tried to execute NX-protected page - exploit attempt? (uid: 0)

 4025 02:04:19.419823  8 48 89 54 24 18

 4026 02:04:19.431514  # [   34.122133] RSP: 002b:00007fff7b5382b8 EF<1>[   37.992190] BUG: unable to handle page fault for address: ffffb7dc80337000

 4027 02:04:19.438150  <1>[   38.006375] #PF: supervisor instruction fetch in kernel mode

 4028 02:04:19.444642  <1>[   38.012984] #PF: error_code(0x0011) - permissions violation

 4029 02:04:19.454359  <6>[   38.019496] PGD 100000067 P4D 100000067 PUD 100231067 PMD 100950067 PTE 80000001040d1063

 4030 02:04:19.458240  <4>[   38.028828] Oops: 0011 [#8] SMP PTI

 4031 02:04:19.467101  <4>[   38.033011] CPU: 3 PID: 1649 Comm: cat Tainted: G      D W         5.10.182-cip35 #1

 4032 02:04:19.474072  <4>[   38.041942] Hardware name: Google Rammus/Rammus, BIOS  09/04/2020

 4033 02:04:19.480388  <4>[   38.049039] RIP: 0010:0xffffb7dc80337000

 4034 02:04:19.486265  <4>[   38.053700] Code: Unable to access opcode bytes at RIP 0xffffb7dc80336fd6.

 4035 02:04:19.492891  <4>[   38.061680] RSP: 0018:ffffb7dc8228fe38 EFLAGS: 00010246

 4036 02:04:19.501865  <4>[   38.067805] RAX: 0000000000000033 RBX: 0000000000000001 RCX: 0000000000000000

 4037 02:04:19.509404  <4>[   38.076065] RDX: 0000000000000000 RSI: ffff9e047ad9bf70 RDI: ffff9e047ad9bf70

 4038 02:04:19.517688  <4>[   38.084326] RBP: ffffb7dc80337000 R08: 0000000000000000 R09: 0000000000000000

 4039 02:04:19.526184  <4>[   38.092586] R10: 00000000ffffe000 R11: 3fffffffffffffff R12: 000000000000000d

 4040 02:04:19.533841  <4>[   38.100846] R13: ffffb7dc8228ff10 R14: ffffb7dc8228ff10 R15: ffff9e04040d1000

 4041 02:04:19.543972  <4>[   38.109106] FS:  00007f19efff4580(0000) GS:ffff9e047ad80000(0000) knlGS:0000000000000000

 4042 02:04:19.550525  <4>[   38.118436] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033

 4043 02:04:19.560182  <4>[   38.125141] CR2: ffffb7dc80336fd6 CR3: 00000001032de002 CR4: 00000000003706e0

 4044 02:04:19.561871  <4>[   38.133400] Call Trace:

 4045 02:04:19.566266  <4>[   38.136420]  ? __die_body.cold+0x1a/0x1f

 4046 02:04:19.570233  <4>[   38.141105]  ? no_context+0x177/0x380

 4047 02:04:19.576280  <4>[   38.145475]  ? exc_page_fault+0xd7/0x170

 4048 02:04:19.580118  <4>[   38.150143]  ? asm_exc_page_fault+0x1e/0x30

 4049 02:04:19.585582  <4>[   38.155109]  ? execute_location+0x45/0x56

 4050 02:04:19.590193  <4>[   38.159875]  ? lkdtm_EXEC_VMALLOC+0x20/0x30

 4051 02:04:19.594753  <4>[   38.164834]  ? direct_entry.cold+0x2c/0x38

 4052 02:04:19.599771  <4>[   38.169699]  ? full_proxy_write+0x53/0x80

 4053 02:04:19.603690  <4>[   38.174464]  ? vfs_write+0xe7/0x3b0

 4054 02:04:19.607702  <4>[   38.178648]  ? ksys_write+0x68/0xf0

 4055 02:04:19.612641  <4>[   38.182823]  ? do_syscall_64+0x30/0x40

 4056 02:04:19.619078  <4>[   38.187297]  ? entry_SYSCALL_64_after_hwframe+0x61/0xc6

 4057 02:04:19.623064  LAGS: 00000246 ORIG_RAX: 0000000000000001

 4058 02:04:19.677511  # [   34.130881] RAX:<4>[   38.193423] Modules linked in: fuse ip_tables cros_ec_lid_angle cros_ec_sensors cros_ec_sensors_core industrialio_triggered_buffer kfifo_buf industrialio snd_soc_da7219 uvcvideo cros_ec_sysfs cros_ec_lightbar cros_ec_sensorhub cros_ec_chardev cros_ec_debugfs videobuf2_vmalloc snd_soc_core cros_usbpd_charger videobuf2_memops cros_usbpd_logger videobuf2_v4l2 snd_compress gsmi x86_pkg_temp_thermal cros_ec_dev snd_pcm_dmaengine videobuf2_common cros_usbpd_notify regmap_i2c i2c_hid coreboot_table chromeos_pstore cros_kbd_led_backlight

 4059 02:04:19.681664  <4>[   38.252414] CR2: ffffb7dc80337000

 4060 02:04:19.686954  <4>[   38.256403] ---[ end trace 19f7a216b67dc04f ]---

 4061 02:04:19.692194  <4>[   38.261849] RIP: 0010:lkdtm_BUG+0x5/0x10

 4062 02:04:19.712439  <4>[   38.266508] Code: 89 ff e8 3e e6 79 ff 48 c7 c0 ea ff ff ff eb de 48 c7 c0 ea ff ff ff c3 cc cc cc cc 48 c7 c0 f4 ff ff ff eb c9 0f 1f 44 00 00 <0f> 0b 66 0f 1f 84 00 00 00 00 00 0f 1f 44 00 00 83 05 50 56 e9 02

 4063 02:04:19.718850  <4>[   38.287782] RSP: 0018:ffffb7dc812e7e60 EFLAGS: 00010282

 4064 02:04:19.727467  <4>[   38.293907] RAX: ffffffff8fb79540 RBX: 0000000000000001 RCX: 0000000000000000

 4065 02:04:19.735468  <4>[   38.302168] RDX: 0000000000000000 RSI: ffff9e047ad1bf70 RDI: ffffffff90b7e850

 4066 02:04:19.743464  <4>[   38.310427] RBP: ffffffff9105d410 R08: 0000000000000001 R09: 0000000000000001

 4067 02:04:19.751844  <4>[   38.318688] R10: 00000000ffffe000 R11: 3fffffffffffffff R12: 0000000000000004

 4068 02:04:19.760691  <4>[   38.326949] R13: ffffb7dc812e7f10 R14: ffffb7dc812e7f10 R15: ffff9e0402af6000

 4069 02:04:19.769456  <4>[   38.335209] FS:  00007f19efff4580(0000) GS:ffff9e047ad80000(0000) knlGS:0000000000000000

 4070 02:04:19.777348  <4>[   38.344538] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033

 4071 02:04:19.784481  <4>[   38.351246] CR2: ffffb7dc80336fd6 CR3: 00000001032de002 CR4: 00000000003706e0

 4072 02:04:19.790787   ffffffffffffffda RBX: 000000000000001a RCX: 00007fbb168cf473

 4073 02:04:19.800172  # [   34.139143] RDX: 000000000000001a RSI: 00007fbb167c3000 RDI: 0000000000000001

 4074 02:04:19.807437  # [   34.147404] RBP: 00007fbb167c3000 R08: 00007fbb167c2010 R09: 0000000000000000

 4075 02:04:19.815143  # [   34.155681] R10: fffffffffffffbc5 R11: 0000000000000246 R12: 0000000000000001

 4076 02:04:19.823304  # [   34.163945] R13: 0000000000000001 R14: 0000000000020000 R15: 0000000000020000

 4077 02:04:19.829612  # STACK_GUARD_PAGE_TRAILING: saw 'call trace:': ok

 4078 02:04:19.833749  ok 13 selftests: lkdtm: STACK_GUARD_PAGE_TRAILING.sh

 4079 02:04:19.836894  # selftests: lkdtm: UNSET_SMEP.sh

 4080 02:04:19.843018  # [   34.254813] lkdtm: Performing direct entry UNSET_SMEP

 4081 02:04:19.848531  # [   34.265224] lkdtm: trying to clear SMEP normally

 4082 02:04:19.853749  # [   34.276900] ------------[ cut here ]------------

 4083 02:04:19.858846  # [   34.288569] pinned CR4 bits changed: 0x100000!?

 4084 02:04:19.869915  # [   34.300146] WARNING: CPU: 0 PID: 1033 at arch/x86/kernel/cpu/common.c:392 native_write_cr4+0x45/0x60

 4085 02:04:19.921904  # [   34.316857] Modules linked in: fuse ip_tables cros_ec_lid_angle cros_ec_sensors cros_ec_sensors_core industrialio_triggered_buffer kfifo_buf industrialio snd_soc_da7219 uvcvideo cros_ec_sysfs cros_ec_lightbar cros_ec_sensorhub cros_ec_chardev cros_ec_debugfs videobuf2_vmalloc snd_soc_core cros_usbpd_charger videobuf2_memops cros_usbpd_logger videobuf2_v4l2 snd_compress gsmi x86_pkg_temp_thermal cros_ec_dev snd_pcm_dmaengine videobuf2_common cros_usbpd_notify regmap_i2c i2c_hid coreboot_table chromeos_pstore cros_kbd_led_backlight

 4086 02:04:19.931879  # [   34.375825] CPU: 0 PID: 1033 Comm: cat Tainted: G      D W         5.10.182-cip35 #1

 4087 02:04:19.937971  # [   34.390981] Hardware name: Google Rammus/Rammus, BIOS  09/04/2020

 4088 02:04:19.943565  # [   34.404307] RIP: 0010:native_write_cr4+0x45/0x60

 4089 02:04:19.964259  # [   34.415990] Code: 39 c2 75 2d 48 85 f6 75 05 c3 cc cc cc cc 80 3d e3 33 46 02 00 75 f2 48 c7 c7 68 73 ef 90 c6 05 d3 33 46 02 01 e8 d2 30 10 01 <0f> 0b c3 cc cc cc cc 48 89 d6 48 81 e7 ff f7 ce ff 48 31 c6 48 09

 4090 02:04:19.970787  # [   34.443490] RSP: 0018:ffffb7dc818cfe48 EFLAGS: 00010286

 4091 02:04:19.983301  # [   34.455845] RAX: 0000000000000000 RBX: 00000000002706f0 RCX: 0000000<6>[   38.547830] lkdtm: Performing direct entry EXEC_RODATA

 4092 02:04:19.990436  <6>[   38.558266] lkdtm: attempting ok execution at ffffffff8fb79910

 4093 02:04:19.997258  <6>[   38.565077] lkdtm: attempting bad execution at ffffffff90b7ece0

 4094 02:04:20.006250  <2>[   38.571986] kernel tried to execute NX-protected page - exploit attempt? (uid: 0)

 4095 02:04:20.006522  000000000

 4096 02:04:20.019884  # [   34.470411] RDX: ffff9e047ac2c660 RSI: ffff9e047<1>[   38.580661] BUG: unable to handle page fault for address: ffffffff90b7ece0

 4097 02:04:20.026556  <1>[   38.594846] #PF: supervisor instruction fetch in kernel mode

 4098 02:04:20.033147  <1>[   38.601456] #PF: error_code(0x0011) - permissions violation

 4099 02:04:20.041695  <6>[   38.607969] PGD 121629067 P4D 121629067 PUD 12162a063 PMD 8000000120e000e1 

 4100 02:04:20.045278  <4>[   38.616038] Oops: 0011 [#9] SMP PTI

 4101 02:04:20.054250  <4>[   38.620221] CPU: 2 PID: 1685 Comm: cat Tainted: G      D W         5.10.182-cip35 #1

 4102 02:04:20.062725  <4>[   38.629162] Hardware name: Google Rammus/Rammus, BIOS  09/04/2020

 4103 02:04:20.067857  <4>[   38.636262] RIP: 0010:lkdtm_rodata_do_nothing+0x0/0x10

 4104 02:04:20.089852  <4>[   38.642290] Code: ff ff f0 eb 20 90 ff ff ff ff 6a 91 ff 90 ff ff ff ff 36 d3 20 90 ff ff ff ff 55 aa 55 aa 00 00 00 00 00 00 00 00 00 00 00 00 <e9> 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 54 68 69 73 20 69

 4105 02:04:20.094716  <4>[   38.663565] RSP: 0018:ffffb7dc82307e48 EFLAGS: 00010246

 4106 02:04:20.104232  <4>[   38.669690] RAX: 0000000000000033 RBX: 0000000000000000 RCX: 0000000000000000

 4107 02:04:20.111271  <4>[   38.677953] RDX: 0000000000000000 RSI: ffff9e047ad1bf70 RDI: ffff9e047ad1bf70

 4108 02:04:20.119427  <4>[   38.686211] RBP: ffffffff90b7ece0 R08: 0000000000000000 R09: 0000000000000000

 4109 02:04:20.127759  <4>[   38.694473] R10: 00000000ffffe000 R11: 3fffffffffffffff R12: 000000000000000c

 4110 02:04:20.136828  <4>[   38.702733] R13: ffffb7dc82307f10 R14: ffffb7dc82307f10 R15: ffff9e0404052000

 4111 02:04:20.145314  <4>[   38.710993] FS:  00007f2d0f248580(0000) GS:ffff9e047ad00000(0000) knlGS:0000000000000000

 4112 02:04:20.152411  <4>[   38.720324] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033

 4113 02:04:20.161103  <4>[   38.727033] CR2: ffffffff90b7ece0 CR3: 000000010641a003 CR4: 00000000003706e0

 4114 02:04:20.163513  <4>[   38.735292] Call Trace:

 4115 02:04:20.168161  <4>[   38.738312]  ? __die_body.cold+0x1a/0x1f

 4116 02:04:20.172559  <4>[   38.742983]  ? no_context+0x177/0x380

 4117 02:04:20.177302  <4>[   38.747363]  ? exc_page_fault+0xd7/0x170

 4118 02:04:20.181816  <4>[   38.752031]  ? asm_exc_page_fault+0x1e/0x30

 4119 02:04:20.186770  <4>[   38.756986]  ? execute_location+0x45/0x56

 4120 02:04:20.191840  <4>[   38.761753]  ? direct_entry.cold+0x2c/0x38

 4121 02:04:20.196343  <4>[   38.766617]  ? full_proxy_write+0x53/0x80

 4122 02:04:20.200203  <4>[   38.771383]  ? vfs_write+0xe7/0x3b0

 4123 02:04:20.205438  <4>[   38.775567]  ? ksys_write+0x68/0xf0

 4124 02:04:20.208893  <4>[   38.779752]  ? do_syscall_64+0x30/0x40

 4125 02:04:20.216384  <4>[   38.784225]  ? entry_SYSCALL_64_after_hwframe+0x61/0xc6

 4126 02:04:20.219550  ac1bf70 RDI: ffff9e047ac1bf70

 4127 02:04:20.273949  # [   34.484835] RBP: ffffffff90f<4>[   38.790352] Modules linked in: fuse ip_tables cros_ec_lid_angle cros_ec_sensors cros_ec_sensors_core industrialio_triggered_buffer kfifo_buf industrialio snd_soc_da7219 uvcvideo cros_ec_sysfs cros_ec_lightbar cros_ec_sensorhub cros_ec_chardev cros_ec_debugfs videobuf2_vmalloc snd_soc_core cros_usbpd_charger videobuf2_memops cros_usbpd_logger videobuf2_v4l2 snd_compress gsmi x86_pkg_temp_thermal cros_ec_dev snd_pcm_dmaengine videobuf2_common cros_usbpd_notify regmap_i2c i2c_hid coreboot_table chromeos_pstore cros_kbd_led_backlight

 4128 02:04:20.278461  <4>[   38.849346] CR2: ffffffff90b7ece0

 4129 02:04:20.284136  <4>[   38.853327] ---[ end trace 19f7a216b67dc050 ]---

 4130 02:04:20.288911  <4>[   38.858765] RIP: 0010:lkdtm_BUG+0x5/0x10

 4131 02:04:20.309570  <4>[   38.863431] Code: 89 ff e8 3e e6 79 ff 48 c7 c0 ea ff ff ff eb de 48 c7 c0 ea ff ff ff c3 cc cc cc cc 48 c7 c0 f4 ff ff ff eb c9 0f 1f 44 00 00 <0f> 0b 66 0f 1f 84 00 00 00 00 00 0f 1f 44 00 00 83 05 50 56 e9 02

 4132 02:04:20.316192  <4>[   38.884708] RSP: 0018:ffffb7dc812e7e60 EFLAGS: 00010282

 4133 02:04:20.323746  <4>[   38.890832] RAX: ffffffff8fb79540 RBX: 0000000000000001 RCX: 0000000000000000

 4134 02:04:20.332359  <4>[   38.899091] RDX: 0000000000000000 RSI: ffff9e047ad1bf70 RDI: ffffffff90b7e850

 4135 02:04:20.341317  <4>[   38.907352] RBP: ffffffff9105d410 R08: 0000000000000001 R09: 0000000000000001

 4136 02:04:20.349069  <4>[   38.915612] R10: 00000000ffffe000 R11: 3fffffffffffffff R12: 0000000000000004

 4137 02:04:20.357445  <4>[   38.923872] R13: ffffb7dc812e7f10 R14: ffffb7dc812e7f10 R15: ffff9e0402af6000

 4138 02:04:20.367050  <4>[   38.932133] FS:  00007f2d0f248580(0000) GS:ffff9e047ad00000(0000) knlGS:0000000000000000

 4139 02:04:20.373672  <4>[   38.941461] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033

 4140 02:04:20.381461  <4>[   38.948167] CR2: ffffffff90b7ece0 CR3: 000000010641a003 CR4: 00000000003706e0

 4141 02:04:20.391769  <3>[   38.956429] BUG: sleeping function called from invalid context at include/linux/percpu-rwsem.h:49

 4142 02:04:20.400818  <3>[   38.966634] in_atomic(): 0, irqs_disabled(): 1, non_block: 0, pid: 1685, name: cat

 4143 02:04:20.405946  <4>[   38.975379] INFO: lockdep is turned off.

 4144 02:04:20.409266  <4>[   38.980047] irq event stamp: 0

 4145 02:04:20.416105  <4>[   38.983746] hardirqs last  enabled at (0): [<0000000000000000>] 0x0

 4146 02:04:20.425886  <4>[   38.991037] hardirqs last disabled at (0): [<ffffffff8f0fd844>] copy_process+0x664/0x1c60

 4147 02:04:20.434959  <4>[   39.000457] softirqs last  enabled at (0): [<ffffffff8f0fd844>] copy_process+0x664/0x1c60

 4148 02:04:20.443396  <4>[   39.009883] softirqs last disabled at (0): [<0000000000000000>] 0x0

 4149 02:04:20.451135  <4>[   39.017174] CPU: 2 PID: 1685 Comm: cat Tainted: G      D W         5.10.182-cip35 #1

 4150 02:04:20.458303  <4>[   39.026115] Hardware name: Google Rammus/Rammus, BIOS  09/04/2020

 4151 02:04:20.461706  <4>[   39.033210] Call Trace:

 4152 02:04:20.465074  <4>[   39.036227]  dump_stack+0x77/0x9b

 4153 02:04:20.470445  <4>[   39.040209]  ___might_sleep.cold+0xa6/0xb6

 4154 02:04:20.475391  <4>[   39.045072]  exit_signals+0x1c/0x300

 4155 02:04:20.477840  <4>[   39.049351]  do_exit+0xc2/0xab0

 4156 02:04:20.482411  <4>[   39.053146]  ? ksys_write+0x68/0xf0

 4157 02:04:20.487513  <4>[   39.057331]  make_task_dead+0x2f/0x30

 4158 02:04:20.492064  <4>[   39.061708]  rewind_stack_and_make_dead+0x17/0x20

 4159 02:04:20.496589  <4>[   39.067250] RIP: 0033:0x7f2d0f15e473

 4160 02:04:20.517769  <4>[   39.071529] Code: 8b 15 21 2a 0e 00 f7 d8 64 89 02 48 c7 c0 ff ff ff ff eb b7 0f 1f 00 64 8b 04 25 18 00 00 00 85 c0 75 14 b8 01 00 00 00 0f 05 <48> 3d 00 f0 ff ff 77 55 c3 0f 1f 40 00 48 83 ec 28 48 89 54 24 18

 4161 02:04:20.527171  <4>[   39.092805] RSP: 002b:00007ffd3c2a91d8 EFLAGS: 00000246 ORIG_RAX: 0000000000000001

 4162 02:04:20.535457  <4>[   39.101551] RAX: ffffffffffffffda RBX: 000000000000000c RCX: 00007f2d0f15e473

 4163 02:04:20.543656  <4>[   39.109812] RDX: 000000000000000c RSI: 00007f2d0f052000 RDI: 0000000000000001

 4164 02:04:20.551942  <4>[   39.118072] RBP: 00007f2d0f052000 R08: 00007f2d0f051010 R09: 0000000000000000

 4165 02:04:20.561164  <4>[   39.126334] R10: fffffffffffffbc5 R11: 0000000000000246 R12: 0000000000000001

 4166 02:04:20.568447  <4>[   39.134595] R13: 0000000000000001 R14: 0000000000020000 R15: 0000000000020000

 4167 02:04:20.573584  f8df5 R08: 0000000000000000 R09: 0000000000000000

 4168 02:04:20.580937  # [   34.499392] R10: 00000000ffffe000 R11: 3fffffffffffffff R12: 000000000000000b

 4169 02:04:20.589898  # [   34.513856] R13: ffffb7dc818cff10 R14: ffffb7dc818cff10 R15: ffff9e0405b1d000

 4170 02:04:20.598526  # [   34.528395] FS:  00007f8b15a89580(0000) GS:ffff9e047ac00000(0000) knlGS:0000000000000000

 4171 02:04:20.605807  # [   34.543917] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033

 4172 02:04:20.613192  # [   34.556866] CR2: 00007f8b15893000 CR3: 0000000105ec0002 CR4: 00000000003706f0

 4173 02:04:20.616075  # [   34.571325] Call Trace:

 4174 02:04:20.619900  # [   34.580577]  ? __warn+0x80/0x110

 4175 02:04:20.625005  # [   34.590678]  ? native_write_cr4+0x45/0x60

 4176 02:04:20.628507  # [   34.601704]  ? report_bug+0x9e/0xc0

 4177 02:04:20.633698  # [   34.612123]  ? handle_bug+0x41/0x90

 4178 02:04:20.637185  # [   34.622553]  ? exc_invalid_op+0x14/0x70

 4179 02:04:20.642415  # [   34.633338]  ? asm_exc_invalid_op+0x12/0x20

 4180 02:04:20.646354  # [   34.644558]  ? native_write_cr4+0x45/0x60

 4181 02:04:20.651576  # [   34.655530]  ? native_write_cr4+0x45/0x60

 4182 02:04:20.657075  # [   34.666557]  lkdtm_UNSET_SMEP.cold+0x1d/0x103

 4183 02:04:20.661091  # [   34.677920]  direct_entry.cold+0x2c/0x38

 4184 02:04:20.665204  # [   34.688859]  full_proxy_write+0x53/0x80

 4185 02:04:20.669528  # [   34.699623]  vfs_write+0xe7/0x3b0

 4186 02:04:20.673570  # [   34.709923]  ksys_write+0x68/0xf0

 4187 02:04:20.679881  # [ <6>[   39.243773] lkdtm: Performing direct entry EXEC_USERSPACE

 4188 02:04:20.687344  <6>[   39.254877] lkdtm: attempting ok execution at ffffffff8fb79910

 4189 02:04:20.693303  <6>[   39.261726] lkdtm: attempting bad execution at 00007f929db02000

 4190 02:04:20.700164  <2>[   39.268652] unable to execute userspace code (SMEP?) (uid: 0)

 4191 02:04:20.708421  <1>[   39.275368] BUG: unable to handle page fault for address: 00007f929db02000

 4192 02:04:20.714943  <1>[   39.283340] #PF: supervisor instruction fetch in kernel mode

 4193 02:04:20.721429  <1>[   39.289941] #PF: error_code(0x0011) - permissions violation

 4194 02:04:20.731444  <6>[   39.296454] PGD 8000000105a12067 P4D 8000000105a12067 PUD 106419067 PMD 105fda067 PTE 10b79c067

 4195 02:04:20.735706  <4>[   39.306468] Oops: 0011 [#10] SMP PTI

 4196 02:04:20.745319  <4>[   39.310739] CPU: 2 PID: 1721 Comm: cat Tainted: G      D W         5.10.182-cip35 #1

 4197 02:04:20.752207  <4>[   39.319683] Hardware name: Google Rammus/Rammus, BIOS  09/04/2020

 4198 02:04:20.755944  <4>[   39.326779] RIP: 0010:0x7f929db02000

 4199 02:04:20.764407  <4>[   39.331057] Code: Unable to access opcode bytes at RIP 0x7f929db01fd6.

 4200 02:04:20.769535  <4>[   39.338640] RSP: 0018:ffffb7dc8238fe50 EFLAGS: 00010246

 4201 02:04:20.778745  <4>[   39.344756] RAX: 0000000000000033 RBX: 0000000000000024 RCX: 0000000000000000

 4202 02:04:20.786288  <4>[   39.353017] RDX: 0000000000000000 RSI: ffff9e047ad1bf70 RDI: ffff9e047ad1bf70

 4203 02:04:20.794535  <4>[   39.361278] RBP: 00007f929db02000 R08: 0000000000000000 R09: 0000000000000000

 4204 02:04:20.803377  <4>[   39.369539] R10: 00000000ffffe000 R11: 3fffffffffffffff R12: 000000000000000f

 4205 02:04:20.810916  <4>[   39.377800] R13: ffffb7dc8238ff10 R14: ffffb7dc8238ff10 R15: ffff9e04029c9000

 4206 02:04:20.820439  <4>[   39.386061] FS:  00007f929dad3580(0000) GS:ffff9e047ad00000(0000) knlGS:0000000000000000

 4207 02:04:20.827254  <4>[   39.395391] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033

 4208 02:04:20.835819  <4>[   39.402098] CR2: 00007f929db02000 CR3: 000000010641a005 CR4: 00000000003706e0

 4209 02:04:20.838181  <4>[   39.410361] Call Trace:

 4210 02:04:20.842800  <4>[   39.413382]  ? __die_body.cold+0x1a/0x1f

 4211 02:04:20.848122  <4>[   39.418052]  ? no_context+0x177/0x380

 4212 02:04:20.852218  <4>[   39.422432]  ? exc_page_fault+0x53/0x170

 4213 02:04:20.856975  <4>[   39.427103]  ? asm_exc_page_fault+0x1e/0x30

 4214 02:04:20.863220  <4>[   39.432067]  ? lkdtm_EXEC_USERSPACE.cold+0x66/0xae

 4215 02:04:20.867677  <4>[   39.437722]  ? direct_entry.cold+0x2c/0x38

 4216 02:04:20.872852  <4>[   39.442619]  ? full_proxy_write+0x53/0x80

 4217 02:04:20.876831  <4>[   39.447386]  ? vfs_write+0xe7/0x3b0

 4218 02:04:20.880885  <4>[   39.451569]  ? ksys_write+0x68/0xf0

 4219 02:04:20.885179  <4>[   39.455754]  ? do_syscall_64+0x30/0x40

 4220 02:04:20.891581  <4>[   39.460229]  ? entry_SYSCALL_64_after_hwframe+0x61/0xc6

 4221 02:04:20.895127    34.720069]  do_syscall_64+0x30/0x40

 4222 02:04:20.950914  # [   34.730632]  entry_S<4>[   39.466347] Modules linked in: fuse ip_tables cros_ec_lid_angle cros_ec_sensors cros_ec_sensors_core industrialio_triggered_buffer kfifo_buf industrialio snd_soc_da7219 uvcvideo cros_ec_sysfs cros_ec_lightbar cros_ec_sensorhub cros_ec_chardev cros_ec_debugfs videobuf2_vmalloc snd_soc_core cros_usbpd_charger videobuf2_memops cros_usbpd_logger videobuf2_v4l2 snd_compress gsmi x86_pkg_temp_thermal cros_ec_dev snd_pcm_dmaengine videobuf2_common cros_usbpd_notify regmap_i2c i2c_hid coreboot_table chromeos_pstore cros_kbd_led_backlight

 4223 02:04:20.954408  <4>[   39.525347] CR2: 00007f929db02000

 4224 02:04:20.957996  YSCALL_64_after_hwframe+0x61/0xc6

 4225 02:04:20.966560  # [   34.742913] RIP: 0033:0x<4>[   39.529337] ---[ end trace 19f7a216b67dc051 ]---

 4226 02:04:20.970712  <4>[   39.540998] RIP: 0010:lkdtm_BUG+0x5/0x10

 4227 02:04:20.992033  <4>[   39.545682] Code: 89 ff e8 3e e6 79 ff 48 c7 c0 ea ff ff ff eb de 48 c7 c0 ea ff ff ff c3 cc cc cc cc 48 c7 c0 f4 ff ff ff eb c9 0f 1f 44 00 00 <0f> 0b 66 0f 1f 84 00 00 00 00 00 0f 1f 44 00 00 83 05 50 56 e9 02

 4228 02:04:20.997889  <4>[   39.566959] RSP: 0018:ffffb7dc812e7e60 EFLAGS: 00010282

 4229 02:04:21.007291  <4>[   39.573076] RAX: ffffffff8fb79540 RBX: 0000000000000001 RCX: 0000000000000000

 4230 02:04:21.014725  <4>[   39.581336] RDX: 0000000000000000 RSI: ffff9e047ad1bf70 RDI: ffffffff90b7e850

 4231 02:04:21.023496  <4>[   39.589597] RBP: ffffffff9105d410 R08: 0000000000000001 R09: 0000000000000001

 4232 02:04:21.030946  <4>[   39.597858] R10: 00000000ffffe000 R11: 3fffffffffffffff R12: 0000000000000004

 4233 02:04:21.040123  <4>[   39.606119] R13: ffffb7dc812e7f10 R14: ffffb7dc812e7f10 R15: ffff9e0402af6000

 4234 02:04:21.048570  <4>[   39.614380] FS:  00007f929dad3580(0000) GS:ffff9e047ad00000(0000) knlGS:0000000000000000

 4235 02:04:21.056618  <4>[   39.623709] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033

 4236 02:04:21.063587  <4>[   39.630461] CR2: 00007f929db02000 CR3: 000000010641a005 CR4: 00000000003706e0

 4237 02:04:21.065792  7f8b1599f473

 4238 02:04:21.087083  # [   34.753416] Code: 8b 15 21 2a 0e 00 f7 d8 64 89 02 48 c7 c0 ff ff ff ff eb b7 0f 1f 00 64 8b 04 25 18 00 00 00 85 c0 75 14 b8 01 00 00 00 0f 05 <48> 3d 00 f0 ff ff 77 55 c3 0f 1f 40 00 48 83 ec 28 48 89 54 24 18

 4239 02:04:21.095862  # [   34.780911] RSP: 002b:00007ffeab0a3058 EFLAGS: 00000246 ORIG_RAX: 0000000000000001

 4240 02:04:21.103174  # [   34.795903] RAX: ffffffffffffffda RBX: 000000000000000b RCX: 00007f8b1599f473

 4241 02:04:21.111521  # [   34.810349] RDX: 000000000000000b RSI: 00007f8b15893000 RDI: 0000000000000001

 4242 02:04:21.119502  # [   34.824901] RBP: 00007f8b15893000 R08: 00007f8b15892010 R09: 0000000000000000

 4243 02:04:21.127741  # [   34.839330] R10: fffffffffffffbc5 R11: 0000000000000246 R12: 0000000000000001

 4244 02:04:21.135858  # [   34.853873] R13: 0000000000000001 R14: 0000000000020000 R15: 0000000000020000

 4245 02:04:21.139499  # [   34.868325] irq event stamp: 0

 4246 02:04:21.147820  # [   34.878283] hardirqs last  enabled at (0): [<0000000000000000>] 0x0

 4247 02:04:21.156022  # [   34.891878] hardirqs last disabled at (0): [<ffffffff8f0fd844>] copy_process+0x664/0x1c60

 4248 02:04:21.165271  # [   34.907438] softirqs last  enabled at (0): [<ffffffff8f0fd844>] copy_process+0x664/0x1c60

 4249 02:04:21.175566  # [   34.923109] softirqs last disabled at (<6>[   39.744237] lkdtm: Performing direct entry EXEC_NULL

 4250 02:04:21.179118  0): [<0000000000000000>] 0x0

 4251 02:04:21.188902  # [   34.936596] ---[ end trace 19<6>[   39.750280] lkdtm: attempting ok execution at ffffffff8fb79910

 4252 02:04:21.190192  f7a216b67dc04b ]---

 4253 02:04:21.201259  # [   34.948317] lkdtm: ok: SMEP did not ge<6>[   39.763325] lkdtm: attempting bad execution at 0000000000000000

 4254 02:04:21.202866  t cleared

 4255 02:04:21.216046  # [   34.959867] lkdtm: trying to clear SMEP with cal<1>[   39.776454] BUG: kernel NULL pointer dereference, address: 0000000000000000

 4256 02:04:21.223137  <1>[   39.790737] #PF: supervisor instruction fetch in kernel mode

 4257 02:04:21.228724  <1>[   39.797347] #PF: error_code(0x0010) - not-present page

 4258 02:04:21.232026  <6>[   39.803375] PGD 0 P4D 0 

 4259 02:04:21.236041  <4>[   39.806491] Oops: 0010 [#11] SMP PTI

 4260 02:04:21.244981  <4>[   39.810770] CPU: 0 PID: 1757 Comm: cat Tainted: G      D W         5.10.182-cip35 #1

 4261 02:04:21.252729  <4>[   39.819726] Hardware name: Google Rammus/Rammus, BIOS  09/04/2020

 4262 02:04:21.255589  <4>[   39.826827] RIP: 0010:0x0

 4263 02:04:21.262673  <4>[   39.830030] Code: Unable to access opcode bytes at RIP 0xffffffffffffffd6.

 4264 02:04:21.269650  <4>[   39.837992] RSP: 0018:ffffb7dc82437e48 EFLAGS: 00010246

 4265 02:04:21.277875  <4>[   39.844117] RAX: 0000000000000033 RBX: 0000000000000000 RCX: 0000000000000000

 4266 02:04:21.285765  <4>[   39.852378] RDX: 0000000000000000 RSI: ffff9e047ac1bf70 RDI: ffff9e047ac1bf70

 4267 02:04:21.294124  <4>[   39.860640] RBP: 0000000000000000 R08: 0000000000000000 R09: 0000000000000000

 4268 02:04:21.303370  <4>[   39.868902] R10: 00000000ffffe000 R11: 3fffffffffffffff R12: 000000000000000a

 4269 02:04:21.310998  <4>[   39.877162] R13: ffffb7dc82437f10 R14: ffffb7dc82437f10 R15: ffff9e0405eaf000

 4270 02:04:21.319857  <4>[   39.885422] FS:  00007fb3d6d18580(0000) GS:ffff9e047ac00000(0000) knlGS:0000000000000000

 4271 02:04:21.327602  <4>[   39.894752] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033

 4272 02:04:21.335181  <4>[   39.901457] CR2: ffffffffffffffd6 CR3: 0000000102950005 CR4: 00000000003706f0

 4273 02:04:21.337891  <4>[   39.909734] Call Trace:

 4274 02:04:21.343013  <4>[   39.912755]  ? __die_body.cold+0x1a/0x1f

 4275 02:04:21.346786  <4>[   39.917430]  ? no_context+0x177/0x380

 4276 02:04:21.351785  <4>[   39.921815]  ? exc_page_fault+0x53/0x170

 4277 02:04:21.356644  <4>[   39.926488]  ? asm_exc_page_fault+0x1e/0x30

 4278 02:04:21.361415  <4>[   39.931443]  execute_location+0x45/0x56

 4279 02:04:21.366195  <4>[   39.936020]  direct_entry.cold+0x2c/0x38

 4280 02:04:21.370253  <4>[   39.940687]  full_proxy_write+0x53/0x80

 4281 02:04:21.374248  <4>[   39.945266]  vfs_write+0xe7/0x3b0

 4282 02:04:21.378284  <4>[   39.949254]  ksys_write+0x68/0xf0

 4283 02:04:21.382441  <4>[   39.953245]  do_syscall_64+0x30/0x40

 4284 02:04:21.388233  <4>[   39.957525]  entry_SYSCALL_64_after_hwframe+0x61/0xc6

 4285 02:04:21.392949  <4>[   39.963454] RIP: 0033:0x7fb3d6c2e473

 4286 02:04:21.415244  <4>[   39.967742] Code: 8b 15 21 2a 0e 00 f7 d8 64 89 02 48 c7 c0 ff ff ff ff eb b7 0f 1f 00 64 8b 04 25 18 00 00 00 85 c0 75 14 b8 01 00 00 00 0f 05 <48> 3d 00 f0 ff ff 77 55 c3 0f 1f 40 00 48 83 ec 28 48 89 54 24 18

 4287 02:04:21.422507  <4>[   39.989011] RSP: 002b:00007fff5af44838 EFLAGS: 00000246 ORIG_RAX: 0000000000000001

 4288 02:04:21.431802  <4>[   39.997758] RAX: ffffffffffffffda RBX: 000000000000000a RCX: 00007fb3d6c2e473

 4289 02:04:21.439568  <4>[   40.006021] RDX: 000000000000000a RSI: 00007fb3d6b22000 RDI: 0000000000000001

 4290 02:04:21.447667  <4>[   40.014283] RBP: 00007fb3d6b22000 R08: 00007fb3d6b21010 R09: 0000000000000000

 4291 02:04:21.455454  <4>[   40.022537] R10: fffffffffffffbc5 R11: 0000000000000246 R12: 0000000000000001

 4292 02:04:21.463750  <4>[   40.030796] R13: 0000000000000001 R14: 0000000000020000 R15: 0000000000020000

 4293 02:04:21.517311  <4>[   40.039062] Modules linked in: fuse ip_tables cros_ec_lid_angle cros_ec_sensors cros_ec_sensors_core industrialio_triggered_buffer kfifo_buf industrialio snd_soc_da7219 uvcvideo cros_ec_sysfs cros_ec_lightbar cros_ec_sensorhub cros_ec_chardev cros_ec_debugfs videobuf2_vmalloc snd_soc_core cros_usbpd_charger videobuf2_memops cros_usbpd_logger videobuf2_v4l2 snd_compress gsmi x86_pkg_temp_thermal cros_ec_dev snd_pcm_dmaengine videobuf2_common cros_usbpd_notify regmap_i2c i2c_hid coreboot_table chromeos_pstore cros_kbd_led_backlight

 4294 02:04:21.520862  <4>[   40.091840] CR2: 0000000000000000

 4295 02:04:21.526443  <4>[   40.095830] ---[ end trace 19f7a216b67dc052 ]---

 4296 02:04:21.531187  <4>[   40.101280] RIP: 0010:lkdtm_BUG+0x5/0x10

 4297 02:04:21.552383  <4>[   40.105953] Code: 89 ff e8 3e e6 79 ff 48 c7 c0 ea ff ff ff eb de 48 c7 c0 ea ff ff ff c3 cc cc cc cc 48 c7 c0 f4 ff ff ff eb c9 0f 1f 44 00 00 <0f> 0b 66 0f 1f 84 00 00 00 00 00 0f 1f 44 00 00 83 05 50 56 e9 02

 4298 02:04:21.558689  <4>[   40.127229] RSP: 0018:ffffb7dc812e7e60 EFLAGS: 00010282

 4299 02:04:21.567417  <4>[   40.133356] RAX: ffffffff8fb79540 RBX: 0000000000000001 RCX: 0000000000000000

 4300 02:04:21.574643  <4>[   40.141617] RDX: 0000000000000000 RSI: ffff9e047ad1bf70 RDI: ffffffff90b7e850

 4301 02:04:21.583126  <4>[   40.149880] RBP: ffffffff9105d410 R08: 0000000000000001 R09: 0000000000000001

 4302 02:04:21.591837  <4>[   40.158143] R10: 00000000ffffe000 R11: 3fffffffffffffff R12: 0000000000000004

 4303 02:04:21.600144  <4>[   40.166405] R13: ffffb7dc812e7f10 R14: ffffb7dc812e7f10 R15: ffff9e0402af6000

 4304 02:04:21.609380  <4>[   40.174668] FS:  00007fb3d6d18580(0000) GS:ffff9e047ac00000(0000) knlGS:0000000000000000

 4305 02:04:21.615714  <4>[   40.183990] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033

 4306 02:04:21.625046  <4>[   40.190699] CR2: ffffffffffffffd6 CR3: 0000000102950005 CR4: 00000000003706f0

 4307 02:04:21.634839  <3>[   40.198962] BUG: sleeping function called from invalid context at include/linux/percpu-rwsem.h:49

 4308 02:04:21.643090  <3>[   40.209167] in_atomic(): 0, irqs_disabled(): 1, non_block: 0, pid: 1757, name: cat

 4309 02:04:21.647623  <4>[   40.217912] INFO: lockdep is turned off.

 4310 02:04:21.651564  <4>[   40.222580] irq event stamp: 0

 4311 02:04:21.658907  <4>[   40.226278] hardirqs last  enabled at (0): [<0000000000000000>] 0x0

 4312 02:04:21.668070  <4>[   40.233562] hardirqs last disabled at (0): [<ffffffff8f0fd844>] copy_process+0x664/0x1c60

 4313 02:04:21.677583  <4>[   40.242991] softirqs last  enabled at (0): [<ffffffff8f0fd844>] copy_process+0x664/0x1c60

 4314 02:04:21.684848  <4>[   40.252419] softirqs last disabled at (0): [<0000000000000000>] 0x0

 4315 02:04:21.694489  <4>[   40.259712] CPU: 0 PID: 1757 Comm: cat Tainted: G      D W         5.10.182-cip35 #1

 4316 02:04:21.702262  <4>[   40.268653] Hardware name: Google Rammus/Rammus, BIOS  09/04/2020

 4317 02:04:21.704443  <4>[   40.275749] Call Trace:

 4318 02:04:21.708105  <4>[   40.278770]  dump_stack+0x77/0x9b

 4319 02:04:21.712727  <4>[   40.282765]  ___might_sleep.cold+0xa6/0xb6

 4320 02:04:21.716992  <4>[   40.287637]  exit_signals+0x1c/0x300

 4321 02:04:21.720488  <4>[   40.291923]  do_exit+0xc2/0xab0

 4322 02:04:21.725245  <4>[   40.295710]  ? ksys_write+0x68/0xf0

 4323 02:04:21.729404  <4>[   40.299896]  make_task_dead+0x2f/0x30

 4324 02:04:21.735454  <4>[   40.304275]  rewind_stack_and_make_dead+0x17/0x20

 4325 02:04:21.739461  <4>[   40.309818] RIP: 0033:0x7fb3d6c2e473

 4326 02:04:21.760365  <4>[   40.314099] Code: 8b 15 21 2a 0e 00 f7 d8 64 89 02 48 c7 c0 ff ff ff ff eb b7 0f 1f 00 64 8b 04 25 18 00 00 00 85 c0 75 14 b8 01 00 00 00 0f 05 <48> 3d 00 f0 ff ff 77 55 c3 0f 1f 40 00 48 83 ec 28 48 89 54 24 18

 4327 02:04:21.769881  <4>[   40.335376] RSP: 002b:00007fff5af44838 EFLAGS: 00000246 ORIG_RAX: 0000000000000001

 4328 02:04:21.777388  <4>[   40.344125] RAX: ffffffffffffffda RBX: 000000000000000a RCX: 00007fb3d6c2e473

 4329 02:04:21.786151  <4>[   40.352388] RDX: 000000000000000a RSI: 00007fb3d6b22000 RDI: 0000000000000001

 4330 02:04:21.795469  <4>[   40.360651] RBP: 00007fb3d6b22000 R08: 00007fb3d6b21010 R09: 0000000000000000

 4331 02:04:21.803088  <4>[   40.368912] R10: fffffffffffffbc5 R11: 0000000000000246 R12: 0000000000000001

 4332 02:04:21.811634  <4>[   40.377175] R13: 0000000000000001 R14: 0000000000020000 R15: 0000000000020000

 4333 02:04:21.811902  l gadget

 4334 02:04:21.816957  # [   34.972305] lkdtm: ok: SMEP removal was reverted

 4335 02:04:21.821760  # UNSET_SMEP: saw 'pinned CR4 bits changed:': ok

 4336 02:04:21.825164  ok 14 selftests: lkdtm: UNSET_SMEP.sh

 4337 02:04:21.829119  # selftests: lkdtm: DOUBLE_FAULT.sh

 4338 02:04:21.835006  # [   35.070405] lkdtm: Performing direct entry DOUBLE_FAULT

 4339 02:04:21.840108  # [   35.077067] lkdtm: XFAIL: this test is ia32-only

 4340 02:04:21.844265  # DOUBLE_FAULT: saw 'XFAIL': [SKIP]

 4341 02:04:21.848893  ok 15 selftests: lkdtm: DOUBLE_FAULT.sh # SKIP

 4342 02:04:21.852308  # selftests: lkdtm: CORRUPT_PAC.sh

 4343 02:04:21.858394  # [   35.155826] lkdtm: Performing direct entry CORRUPT_PAC

 4344 02:04:21.863534  # [   35.163181] lkdtm: XFAIL: this test is arm64-only

 4345 02:04:21.868307  # CORRUPT_PAC: saw 'XFAIL': [SKIP]

 4346 02:04:21.871240  ok 16 selftests: lkdtm: CORRUPT_PAC.sh # SKIP

 4347 02:04:21.877921  # selftests: lkdtm: UNALIGNED_LOAD_STORE_WRITE.sh

 4348 02:04:21.884410  # [   35.241050] lkdtm: Performing direct entry UNALIGNED_LOAD_STORE_WRITE

 4349 02:04:21.891678  # [   35.250848] lkdtm: XFAIL: arch has CONFIG_HAVE_EFFICIENT_UNALIGNED_ACCESS

 4350 02:04:21.896816  # UNALIGNED_LOAD_STORE_WRITE: saw 'XFAIL': [SKIP]

 4351 02:04:21.903770  ok 17 selftests: lkdtm: UNALIGNED_LOAD_STORE_WRITE.sh # SKIP

 4352 02:04:21.906581  # selftests: lkdtm: OVERWRITE_ALLOCATION.sh

 4353 02:04:21.913220  # Skipping OVERWRITE_ALLOCATION: Corrupts memory on failure

 4354 02:04:21.919411  ok 18 selftests: lkdtm: OVERWRITE_ALLOCATION.sh # SKIP

 4355 02:04:21.922887  # selftests: lkdtm: WRITE_AFTER_FREE.sh

 4356 02:04:21.928130  # Skipping WRITE_AFTER_FREE: Corrupts memory on failure

 4357 02:04:21.933459  ok 19 selftests: lkdtm: WRITE_AFTER_FREE.sh # SKIP

 4358 02:04:21.937376  # selftests: lkdtm: READ_AFTER_FREE.sh

 4359 02:04:21.943066  # [   35.428517] lkdtm: Performing direct entry READ_AFTER_FREE

 4360 02:04:21.949561  # [   35.439277] lkdtm: Value in memory before free: 12345678

 4361 02:04:21.955710  # [   35.451720] lkdtm: Attempting bad read from freed memory

 4362 02:04:21.966772  # [   35.464142] lkdtm: Memory was not poiso<6>[   40.528379] lkdtm: Performing direct entry ACCESS_USERSPACE

 4363 02:04:21.972893  <6>[   40.541147] lkdtm: attempting bad read at 00007fcc5e144000

 4364 02:04:21.980935  <1>[   40.547581] BUG: unable to handle page fault for address: 00007fcc5e144000

 4365 02:04:21.981430  ned

 4366 02:04:21.985935  # READ_AFTER_FREE: missing 'call trace:': [FAIL]

 4367 02:04:21.992758  not ok 20<1>[   40.555576] #PF: supervisor read access in kernel mode

 4368 02:04:21.999618  <1>[   40.567818] #PF: error_code(0x0001) - permissions violation

 4369 02:04:22.004342   s<elftests: lkdtm: READ_AFTER_FREE.sh # exit=1

 4370 02:04:22.016025  # selftests: lkd6>[   40.574333] PGD 80000001030fb067 P4D 80000001030fb067 PUD 102fc3067 PMD 102950067 PTE 10ac4b067

 4371 02:04:22.019852  <4>[   40.590566] Oops: 0001 [#12] SMP PTI

 4372 02:04:22.029223  <4>[   40.594838] CPU: 3 PID: 1792 Comm: cat Tainted: G      D W         5.10.182-cip35 #1

 4373 02:04:22.036485  <4>[   40.603782] Hardware name: Google Rammus/Rammus, BIOS  09/04/2020

 4374 02:04:22.042639  <4>[   40.610883] RIP: 0010:lkdtm_ACCESS_USERSPACE.cold+0x41/0xa3

 4375 02:04:22.064223  <4>[   40.617398] Code: 00 00 00 75 64 48 83 c4 10 5d c3 cc cc cc cc 48 89 ee 48 c7 c7 88 9e ff 90 e8 ef d7 fb ff 48 c7 c7 b0 9e ff 90 b8 de c0 de c0 <48> 03 45 00 48 89 04 24 e8 d6 d7 fb ff 48 89 ee 48 c7 c7 d8 9e ff

 4376 02:04:22.070182  <4>[   40.638682] RSP: 0018:ffffb7dc824cfe48 EFLAGS: 00010246

 4377 02:04:22.078834  <4>[   40.644807] RAX: 00000000c0dec0de RBX: 0000000000000026 RCX: 0000000000000000

 4378 02:04:22.086909  <4>[   40.653069] RDX: 0000000000000000 RSI: ffff9e047ad9bf70 RDI: ffffffff90ff9eb0

 4379 02:04:22.094342  <4>[   40.661332] RBP: 00007fcc5e144000 R08: 0000000000000000 R09: 0000000000000000

 4380 02:04:22.102967  <4>[   40.669594] R10: 00000000ffffe000 R11: 3fffffffffffffff R12: 0000000000000011

 4381 02:04:22.111318  <4>[   40.677854] R13: ffffb7dc824cff10 R14: ffffb7dc824cff10 R15: ffff9e040267d000

 4382 02:04:22.120480  <4>[   40.686117] FS:  00007fcc5e115580(0000) GS:ffff9e047ad80000(0000) knlGS:0000000000000000

 4383 02:04:22.127484  <4>[   40.695446] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033

 4384 02:04:22.135900  <4>[   40.702152] CR2: 00007fcc5e144000 CR3: 0000000105ec0002 CR4: 00000000003706e0

 4385 02:04:22.138598  <4>[   40.710412] Call Trace:

 4386 02:04:22.143019  <4>[   40.713432]  ? __die_body.cold+0x1a/0x1f

 4387 02:04:22.147331  <4>[   40.718100]  ? no_context+0x177/0x380

 4388 02:04:22.152062  <4>[   40.722472]  ? exc_page_fault+0x53/0x170

 4389 02:04:22.158019  <4>[   40.727140]  ? asm_exc_page_fault+0x1e/0x30

 4390 02:04:22.163745  <4>[   40.732104]  ? lkdtm_ACCESS_USERSPACE.cold+0x41/0xa3

 4391 02:04:22.169980  <4>[   40.737938]  ? lkdtm_ACCESS_USERSPACE.cold+0x35/0xa3

 4392 02:04:22.174168  <4>[   40.743771]  direct_entry.cold+0x2c/0x38

 4393 02:04:22.178210  <4>[   40.748442]  full_proxy_write+0x53/0x80

 4394 02:04:22.182364  <4>[   40.753014]  vfs_write+0xe7/0x3b0

 4395 02:04:22.185835  <4>[   40.757004]  ksys_write+0x68/0xf0

 4396 02:04:22.190418  <4>[   40.760984]  do_syscall_64+0x30/0x40

 4397 02:04:22.196676  <4>[   40.765263]  entry_SYSCALL_64_after_hwframe+0x61/0xc6

 4398 02:04:22.200299  <4>[   40.771194] RIP: 0033:0x7fcc5e02b473

 4399 02:04:22.222770  <4>[   40.775473] Code: 8b 15 21 2a 0e 00 f7 d8 64 89 02 48 c7 c0 ff ff ff ff eb b7 0f 1f 00 64 8b 04 25 18 00 00 00 85 c0 75 14 b8 01 00 00 00 0f 05 <48> 3d 00 f0 ff ff 77 55 c3 0f 1f 40 00 48 83 ec 28 48 89 54 24 18

 4400 02:04:22.230402  <4>[   40.796749] RSP: 002b:00007ffd61857d18 EFLAGS: 00000246 ORIG_RAX: 0000000000000001

 4401 02:04:22.239033  <4>[   40.805495] RAX: ffffffffffffffda RBX: 0000000000000011 RCX: 00007fcc5e02b473

 4402 02:04:22.247143  <4>[   40.813757] RDX: 0000000000000011 RSI: 00007fcc5df1f000 RDI: 0000000000000001

 4403 02:04:22.255761  <4>[   40.822018] RBP: 00007fcc5df1f000 R08: 00007fcc5df1e010 R09: 0000000000000000

 4404 02:04:22.263385  <4>[   40.830278] R10: fffffffffffffbc5 R11: 0000000000000246 R12: 0000000000000001

 4405 02:04:22.271969  <4>[   40.838540] R13: 0000000000000001 R14: 0000000000020000 R15: 0000000000020000

 4406 02:04:22.274929  tm: WRITE_BUDDY_AFTER_FREE.sh

 4407 02:04:22.331213  # Skipping WRITE_BUDDY_AFTER_FREE<4>[   40.846805] Modules linked in: fuse ip_tables cros_ec_lid_angle cros_ec_sensors cros_ec_sensors_core industrialio_triggered_buffer kfifo_buf industrialio snd_soc_da7219 uvcvideo cros_ec_sysfs cros_ec_lightbar cros_ec_sensorhub cros_ec_chardev cros_ec_debugfs videobuf2_vmalloc snd_soc_core cros_usbpd_charger videobuf2_memops cros_usbpd_logger videobuf2_v4l2 snd_compress gsmi x86_pkg_temp_thermal cros_ec_dev snd_pcm_dmaengine videobuf2_common cros_usbpd_notify regmap_i2c i2c_hid coreboot_table chromeos_pstore cros_kbd_led_backlight

 4408 02:04:22.334864  <4>[   40.905801] CR2: 00007fcc5e144000

 4409 02:04:22.340418  <4>[   40.909789] ---[ end trace 19f7a216b67dc053 ]---

 4410 02:04:22.345044  <4>[   40.915235] RIP: 0010:lkdtm_BUG+0x5/0x10

 4411 02:04:22.366910  <4>[   40.919902] Code: 89 ff e8 3e e6 79 ff 48 c7 c0 ea ff ff ff eb de 48 c7 c0 ea ff ff ff c3 cc cc cc cc 48 c7 c0 f4 ff ff ff eb c9 0f 1f 44 00 00 <0f> 0b 66 0f 1f 84 00 00 00 00 00 0f 1f 44 00 00 83 05 50 56 e9 02

 4412 02:04:22.372325  <4>[   40.941177] RSP: 0018:ffffb7dc812e7e60 EFLAGS: 00010282

 4413 02:04:22.382237  <4>[   40.947302] RAX: ffffffff8fb79540 RBX: 0000000000000001 RCX: 0000000000000000

 4414 02:04:22.389569  <4>[   40.955563] RDX: 0000000000000000 RSI: ffff9e047ad1bf70 RDI: ffffffff90b7e850

 4415 02:04:22.396795  <4>[   40.963822] RBP: ffffffff9105d410 R08: 0000000000000001 R09: 0000000000000001

 4416 02:04:22.405681  <4>[   40.972084] R10: 00000000ffffe000 R11: 3fffffffffffffff R12: 0000000000000004

 4417 02:04:22.414220  <4>[   40.980346] R13: ffffb7dc812e7f10 R14: ffffb7dc812e7f10 R15: ffff9e0402af6000

 4418 02:04:22.422889  <4>[   40.988608] FS:  00007fcc5e115580(0000) GS:ffff9e047ad80000(0000) knlGS:0000000000000000

 4419 02:04:22.429587  <4>[   40.997936] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033

 4420 02:04:22.438306  <4>[   41.004644] CR2: 00007fcc5e144000 CR3: 0000000105ec0002 CR4: 00000000003706e0

 4421 02:04:22.441097  : Corrupts memory on failure

 4422 02:04:22.446912  ok 21 selftests: lkdtm: WRITE_BUDDY_AFTER_FREE.sh # SKIP

 4423 02:04:22.450869  # selftests: lkdtm: READ_BUDDY_AFTER_FREE.sh

 4424 02:04:22.458339  # [   35.574394] lkdtm: Performing direct entry READ_BUDDY_AFTER_FREE

 4425 02:04:22.464026  # [   35.581655] lkdtm: Value in memory before free: 12345678

 4426 02:04:22.470205  # [   35.587889] lkdtm: Attempting to read from freed memory

 4427 02:04:22.475523  # [   35.594026] lkdtm: Buddy page was not poisoned

 4428 02:04:22.480710  # READ_BUDDY_AFTER_FREE: missing 'call trace:': [FAIL]

 4429 02:04:22.486809  not ok 22 selftests: lkdtm: READ_BUDDY_AFTER_FREE.sh # exit=1

 4430 02:04:22.490605  # selftests: lkdtm: SLAB_FREE_DOUBLE.sh

 4431 02:04:22.497402  # [   35.671181] lkdtm: Performing direct entry SLAB_FREE_DOUBLE

 4432 02:04:22.503410  # [   35.680431] lkdtm: Attempting double slab free ...

 4433 02:04:22.508128  # SLAB_FREE_DOUBLE: missing 'call trace:': [FAIL]

 4434 02:04:22.513537  not ok 23 selftests: lkdtm: SLAB_FREE_DOUBLE.sh # exit=1

 4435 02:04:22.517306  # selftests: lkdtm: SLAB_FREE_CROSS.sh

 4436 02:04:22.523653  # [   35.770741] lkdtm: Performing direct entry SLAB_FREE_CROSS

 4437 02:04:22.529377  # [   35.779552] lkdtm: Attempting cross-cache slab free ...

 4438 02:04:22.534451  # SLAB_FREE_CROSS: missing 'call trace:': [FAIL]

 4439 02:04:22.540053  not ok 24 selftests: lkdtm: SLAB_FREE_CROSS.sh # exit=1

 4440 02:04:22.543814  # selftests: lkdtm: SLAB_FREE_PAGE.sh

 4441 02:04:22.550052  # [   35.857784] lkdtm: Performing direct entry SLAB_FREE_PAGE

 4442 02:04:22.555736  <6>[   41.120731] lkdtm: Performing direct entry ACCESS_NULL

 4443 02:04:22.561779  # [   35.866638] lkdtm: Attempting non-Slab slab free ...

 4444 02:04:22.568733  # SLA<6>[   41.130857] lkdtm: attempting bad read at 0000000000000000

 4445 02:04:22.572715  B_FREE_PAGE: missing 'call trace:': [FAIL]

 4446 02:04:22.582998  not ok 25 selftests:<1>[   41.143523] BUG: kernel NULL pointer dereference, address: 0000000000000000

 4447 02:04:22.588956  <1>[   41.157767] #PF: supervisor read access in kernel mode

 4448 02:04:22.594835  <1>[   41.163794] #PF: error_code(0x0000) - not-present page

 4449 02:04:22.598385  <6>[   41.169822] PGD 0 P4D 0 

 4450 02:04:22.602635  <4>[   41.172939] Oops: 0000 [#13] SMP PTI

 4451 02:04:22.611106  <4>[   41.177218] CPU: 0 PID: 1827 Comm: cat Tainted: G      D W         5.10.182-cip35 #1

 4452 02:04:22.619155  <4>[   41.186160] Hardware name: Google Rammus/Rammus, BIOS  09/04/2020

 4453 02:04:22.624038  <4>[   41.193260] RIP: 0010:lkdtm_ACCESS_NULL+0x14/0x53

 4454 02:04:22.645072  <4>[   41.198808] Code: 93 d7 fb ff be 00 10 00 00 48 89 ef e8 35 75 0f ff e9 69 ff ff ff 0f 1f 44 00 00 53 31 f6 48 c7 c7 88 9e ff 90 e8 6d d7 fb ff <48> 8b 1c 25 00 00 00 00 b8 de c0 de c0 48 c7 c7 b0 9e ff 90 48 01

 4455 02:04:22.651577  <4>[   41.220078] RSP: 0018:ffffb7dc8255fe58 EFLAGS: 00010246

 4456 02:04:22.659859  <4>[   41.226195] RAX: 000000000000002e RBX: 0000000000000027 RCX: 0000000000000000

 4457 02:04:22.668033  <4>[   41.234458] RDX: 0000000000000000 RSI: ffff9e047ac1bf70 RDI: ffff9e047ac1bf70

 4458 02:04:22.676258  <4>[   41.242720] RBP: ffffffff90ff8f79 R08: 0000000000000000 R09: 0000000000000000

 4459 02:04:22.685197  <4>[   41.250974] R10: 00000000ffffe000 R11: 3fffffffffffffff R12: 000000000000000c

 4460 02:04:22.692618  <4>[   41.259236] R13: ffffb7dc8255ff10 R14: ffffb7dc8255ff10 R15: ffff9e0405c7f000

 4461 02:04:22.702308  <4>[   41.267499] FS:  00007f84d4dc1580(0000) GS:ffff9e047ac00000(0000) knlGS:0000000000000000

 4462 02:04:22.709172  <4>[   41.276821] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033

 4463 02:04:22.716927  <4>[   41.283520] CR2: 0000000000000000 CR3: 00000001032c8005 CR4: 00000000003706f0

 4464 02:04:22.719788  <4>[   41.291783] Call Trace:

 4465 02:04:22.724602  <4>[   41.294803]  ? __die_body.cold+0x1a/0x1f

 4466 02:04:22.729804  <4>[   41.299479]  ? no_context+0x177/0x380

 4467 02:04:22.733996  <4>[   41.303865]  ? exc_page_fault+0x53/0x170

 4468 02:04:22.738333  <4>[   41.308542]  ? asm_exc_page_fault+0x1e/0x30

 4469 02:04:22.744267  <4>[   41.313505]  ? lkdtm_ACCESS_NULL+0x14/0x53

 4470 02:04:22.748371  <4>[   41.318375]  ? lkdtm_ACCESS_NULL+0x14/0x53

 4471 02:04:22.753183  <4>[   41.323229]  direct_entry.cold+0x2c/0x38

 4472 02:04:22.757805  <4>[   41.327901]  full_proxy_write+0x53/0x80

 4473 02:04:22.761573  <4>[   41.332480]  vfs_write+0xe7/0x3b0

 4474 02:04:22.766176  <4>[   41.336475]  ksys_write+0x68/0xf0

 4475 02:04:22.769753  <4>[   41.340468]  do_syscall_64+0x30/0x40

 4476 02:04:22.776733  <4>[   41.344754]  entry_SYSCALL_64_after_hwframe+0x61/0xc6

 4477 02:04:22.780047  <4>[   41.350686] RIP: 0033:0x7f84d4cd7473

 4478 02:04:22.801730  <4>[   41.354959] Code: 8b 15 21 2a 0e 00 f7 d8 64 89 02 48 c7 c0 ff ff ff ff eb b7 0f 1f 00 64 8b 04 25 18 00 00 00 85 c0 75 14 b8 01 00 00 00 0f 05 <48> 3d 00 f0 ff ff 77 55 c3 0f 1f 40 00 48 83 ec 28 48 89 54 24 18

 4479 02:04:22.810313  <4>[   41.376237] RSP: 002b:00007ffd1b699498 EFLAGS: 00000246 ORIG_RAX: 0000000000000001

 4480 02:04:22.819735  <4>[   41.384986] RAX: ffffffffffffffda RBX: 000000000000000c RCX: 00007f84d4cd7473

 4481 02:04:22.826918  <4>[   41.393248] RDX: 000000000000000c RSI: 00007f84d4bcb000 RDI: 0000000000000001

 4482 02:04:22.834776  <4>[   41.401510] RBP: 00007f84d4bcb000 R08: 00007f84d4bca010 R09: 0000000000000000

 4483 02:04:22.843741  <4>[   41.409772] R10: fffffffffffffbc5 R11: 0000000000000246 R12: 0000000000000001

 4484 02:04:22.851325  <4>[   41.418034] R13: 0000000000000001 R14: 0000000000020000 R15: 0000000000020000

 4485 02:04:22.904771  <4>[   41.426299] Modules linked in: fuse ip_tables cros_ec_lid_angle cros_ec_sensors cros_ec_sensors_core industrialio_triggered_buffer kfifo_buf industrialio snd_soc_da7219 uvcvideo cros_ec_sysfs cros_ec_lightbar cros_ec_sensorhub cros_ec_chardev cros_ec_debugfs videobuf2_vmalloc snd_soc_core cros_usbpd_charger videobuf2_memops cros_usbpd_logger videobuf2_v4l2 snd_compress gsmi x86_pkg_temp_thermal cros_ec_dev snd_pcm_dmaengine videobuf2_common cros_usbpd_notify regmap_i2c i2c_hid coreboot_table chromeos_pstore cros_kbd_led_backlight

 4486 02:04:22.908525  <4>[   41.479073] CR2: 0000000000000000

 4487 02:04:22.913770  <4>[   41.483063] ---[ end trace 19f7a216b67dc054 ]---

 4488 02:04:22.918164  <4>[   41.488511] RIP: 0010:lkdtm_BUG+0x5/0x10

 4489 02:04:22.940416  <4>[   41.493186] Code: 89 ff e8 3e e6 79 ff 48 c7 c0 ea ff ff ff eb de 48 c7 c0 ea ff ff ff c3 cc cc cc cc 48 c7 c0 f4 ff ff ff eb c9 0f 1f 44 00 00 <0f> 0b 66 0f 1f 84 00 00 00 00 00 0f 1f 44 00 00 83 05 50 56 e9 02

 4490 02:04:22.945654  <4>[   41.514463] RSP: 0018:ffffb7dc812e7e60 EFLAGS: 00010282

 4491 02:04:22.954530  <4>[   41.520580] RAX: ffffffff8fb79540 RBX: 0000000000000001 RCX: 0000000000000000

 4492 02:04:22.962211  <4>[   41.528841] RDX: 0000000000000000 RSI: ffff9e047ad1bf70 RDI: ffffffff90b7e850

 4493 02:04:22.970117  <4>[   41.537104] RBP: ffffffff9105d410 R08: 0000000000000001 R09: 0000000000000001

 4494 02:04:22.979092  <4>[   41.545366] R10: 00000000ffffe000 R11: 3fffffffffffffff R12: 0000000000000004

 4495 02:04:22.987311  <4>[   41.553628] R13: ffffb7dc812e7f10 R14: ffffb7dc812e7f10 R15: ffff9e0402af6000

 4496 02:04:22.996825  <4>[   41.561889] FS:  00007f84d4dc1580(0000) GS:ffff9e047ac00000(0000) knlGS:0000000000000000

 4497 02:04:23.003128  <4>[   41.571220] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033

 4498 02:04:23.011374  <4>[   41.577927] CR2: 0000000000000000 CR3: 00000001032c8005 CR4: 00000000003706f0

 4499 02:04:23.021550  <3>[   41.586190] BUG: sleeping function called from invalid context at include/linux/percpu-rwsem.h:49

 4500 02:04:23.030563  <3>[   41.596394] in_atomic(): 0, irqs_disabled(): 1, non_block: 0, pid: 1827, name: cat

 4501 02:04:23.035141  <4>[   41.605143] INFO: lockdep is turned off.

 4502 02:04:23.038780  <4>[   41.609810] irq event stamp: 0

 4503 02:04:23.047203  <4>[   41.613505] hardirqs last  enabled at (0): [<0000000000000000>] 0x0

 4504 02:04:23.055440  <4>[   41.620796] hardirqs last disabled at (0): [<ffffffff8f0fd844>] copy_process+0x664/0x1c60

 4505 02:04:23.066193  <4>[   41.630224] softirqs last  enabled at (0): [<ffffffff8f0fd844>] copy_process+0x664/0x1c60

 4506 02:04:23.071785  <4>[   41.639652] softirqs last disabled at (0): [<0000000000000000>] 0x0

 4507 02:04:23.081042  <4>[   41.646945] CPU: 0 PID: 1827 Comm: cat Tainted: G      D W         5.10.182-cip35 #1

 4508 02:04:23.088026  <4>[   41.655887] Hardware name: Google Rammus/Rammus, BIOS  09/04/2020

 4509 02:04:23.090974  <4>[   41.662985] Call Trace:

 4510 02:04:23.094759  <4>[   41.666004]  dump_stack+0x77/0x9b

 4511 02:04:23.099539  <4>[   41.669996]  ___might_sleep.cold+0xa6/0xb6

 4512 02:04:23.104098  <4>[   41.674860]  exit_signals+0x1c/0x300

 4513 02:04:23.108700  <4>[   41.679147]  do_exit+0xc2/0xab0

 4514 02:04:23.112576  <4>[   41.682943]  ? ksys_write+0x68/0xf0

 4515 02:04:23.118032  <4>[   41.687128]  make_task_dead+0x2f/0x30

 4516 02:04:23.122371  <4>[   41.691507]  rewind_stack_and_make_dead+0x17/0x20

 4517 02:04:23.126060  <4>[   41.697049] RIP: 0033:0x7f84d4cd7473

 4518 02:04:23.147565  <4>[   41.701330] Code: 8b 15 21 2a 0e 00 f7 d8 64 89 02 48 c7 c0 ff ff ff ff eb b7 0f 1f 00 64 8b 04 25 18 00 00 00 85 c0 75 14 b8 01 00 00 00 0f 05 <48> 3d 00 f0 ff ff 77 55 c3 0f 1f 40 00 48 83 ec 28 48 89 54 24 18

 4519 02:04:23.157157  <4>[   41.722599] RSP: 002b:00007ffd1b699498 EFLAGS: 00000246 ORIG_RAX: 0000000000000001

 4520 02:04:23.165989  <4>[   41.731348] RAX: ffffffffffffffda RBX: 000000000000000c RCX: 00007f84d4cd7473

 4521 02:04:23.173164  <4>[   41.739609] RDX: 000000000000000c RSI: 00007f84d4bcb000 RDI: 0000000000000001

 4522 02:04:23.181816  <4>[   41.747871] RBP: 00007f84d4bcb000 R08: 00007f84d4bca010 R09: 0000000000000000

 4523 02:04:23.189662  <4>[   41.756133] R10: fffffffffffffbc5 R11: 0000000000000246 R12: 0000000000000001

 4524 02:04:23.197819  <4>[   41.764396] R13: 0000000000000001 R14: 0000000000020000 R15: 0000000000020000

 4525 02:04:23.201221   lkdtm: SLAB_FREE_PAGE.sh # exit=1

 4526 02:04:23.204777  # selftests: lkdtm: SOFTLOCKUP.sh

 4527 02:04:23.208217  # Skipping SOFTLOCKUP: Hangs the system

 4528 02:04:23.213284  ok 26 selftests: lkdtm: SOFTLOCKUP.sh # SKIP

 4529 02:04:23.216816  # selftests: lkdtm: HARDLOCKUP.sh

 4530 02:04:23.220841  # Skipping HARDLOCKUP: Hangs the system

 4531 02:04:23.225151  ok 27 selftests: lkdtm: HARDLOCKUP.sh # SKIP

 4532 02:04:23.228079  # selftests: lkdtm: SPINLOCKUP.sh

 4533 02:04:23.232215  # Skipping SPINLOCKUP: Hangs the system

 4534 02:04:23.236993  ok 28 selftests: lkdtm: SPINLOCKUP.sh # SKIP

 4535 02:04:23.240652  # selftests: lkdtm: HUNG_TASK.sh

 4536 02:04:23.244350  # Skipping HUNG_TASK: Hangs the system

 4537 02:04:23.248167  ok 29 selftests: lkdtm: HUNG_TASK.sh # SKIP

 4538 02:04:23.252052  # selftests: lkdtm: EXEC_DATA.sh

 4539 02:04:23.252397  # Killed

 4540 02:04:23.258398  # [   36.057526] lkdtm: Performing direct entry EXEC_DATA

 4541 02:04:23.265462  # [   36.064751] lkdtm: attempting ok execution at ffffffff8fb79910

 4542 02:04:23.271867  # [   36.071564] lkdtm: attempting bad execution at ffffffff92a0ebe0

 4543 02:04:23.280436  # [   36.078508] kernel tried to execute NX-protected page - exploit attempt? (uid: 0)

 4544 02:04:23.288926  # [   36.093369] BUG: unable to handle page fault for address: ffffffff92a0ebe0

 4545 02:04:23.294396  # [   36.101339] #PF: supervisor instruction fetch in kernel mode

 4546 02:04:23.301008  # [   36.107949] #PF: error_code(0x0011) - permissions violation

 4547 02:04:23.309119  # [   36.114464] PGD 121629067 P4D 121629067 PUD 12162a063 PMD 8000000122e000e3 

 4548 02:04:23.313967  # [   36.122534] Oops: 0011 [#5] SMP PTI

 4549 02:04:23.322164  # [   36.126731] CPU: 2 PID: 1540 Comm: cat Tainted: G      D W         5.10.182-cip35 #1

 4550 02:04:23.328829  # [   36.135681] Hardware name: Google Rammus/Rammus, BIOS  09/04/2020

 4551 02:04:23.333654  # [   36.142782] RIP: 0010:data_area+0x0/0x40

 4552 02:04:23.359076  # [   36.147449] Code: ff ff 00 43 b1 04 04 9e ff ff 00 42 b1 04 04 9e ff ff 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 <0f> 1f 44 00 00 c3 cc cc cc cc 66 0f 1f 44 00 00 0f<6>[   41.921945] lkdtm: Performing direct entry WRITE_RO

 4553 02:04:23.360837   1f 44 00 00 55

 4554 02:04:23.372556  # [   36.168735] RSP: 0018:ffffb7dc820cfe48 EFL<6>[   41.933787] lkdtm: attempting bad rodata write at ffffffff90b7ecd0

 4555 02:04:23.374066  AGS: 00010246

 4556 02:04:23.386841  # [   36.174860] RAX: 0000000000000033 RBX: 00000<1>[   41.947225] BUG: unable to handle page fault for address: ffffffff90b7ecd0

 4557 02:04:23.392739  <1>[   41.961402] #PF: supervisor write access in kernel mode

 4558 02:04:23.396196  00000000001 RCX: 0000000000000000

 4559 02:04:23.405472  # [   36.183121] RDX: 0000000<1>[   41.967529] #PF: error_code(0x0003) - permissions violation

 4560 02:04:23.410836  00<0000000 RSI: ffff9e047ad1bf70 RDI: ffff9e047ad1bf70

 4561 02:04:23.419720  # [   36.6>[   41.980258] PGD 121629067 P4D 121629067 PUD 12162a063 PMD 8000000120e000e1 

 4562 02:04:23.424382  <4>[   41.994547] Oops: 0003 [#14] SMP PTI

 4563 02:04:23.432874  <4>[   41.998830] CPU: 1 PID: 1862 Comm: cat Tainted: G      D W         5.10.182-cip35 #1

 4564 02:04:23.440749  <4>[   42.007771] Hardware name: Google Rammus/Rammus, BIOS  09/04/2020

 4565 02:04:23.445347  <4>[   42.014871] RIP: 0010:lkdtm_WRITE_RO+0x2e/0x3a

 4566 02:04:23.472837  191381] RBP: ffffffff92a0ebe0 R08: 0000000000000000 R09: 0000000<4>[   42.020124] Code: 00 48 c7 c7 68 9d ff 90 48 c7 c6 d0 ec b7 90 e8 17 da fb ff 48 8b 05 4f 16 97 00 ba 34 12 cd ab 48 c7 c7 98 9d ff 90 48 31 d0 <48> 89 05 39 16 97 00 e9 f5 d9 fb ff 0f 1f 44 00 00 48 8b 05 88 0c

 4567 02:04:23.478959  <4>[   42.047611] RSP: 0018:ffffb7dc825afe60 EFLAGS: 00010202

 4568 02:04:23.487218  <4>[   42.053736] RAX: 000000000198b861 RBX: 0000000000000028 RCX: 0000000000000000

 4569 02:04:23.495411  <4>[   42.061997] RDX: 00000000abcd1234 RSI: ffff9e047ac9bf70 RDI: ffffffff90ff9d98

 4570 02:04:23.504246  <4>[   42.070259] RBP: ffffffff90ff8f85 R08: 0000000000000000 R09: 0000000000000000

 4571 02:04:23.511906  <4>[   42.078519] R10: 00000000ffffe000 R11: 3fffffffffffffff R12: 0000000000000009

 4572 02:04:23.520345  <4>[   42.086780] R13: ffffb7dc825aff10 R14: ffffb7dc825aff10 R15: ffff9e04029c8000

 4573 02:04:23.529443  <4>[   42.095041] FS:  00007fb6ea840580(0000) GS:ffff9e047ac80000(0000) knlGS:0000000000000000

 4574 02:04:23.536367  <4>[   42.104361] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033

 4575 02:04:23.544214  <4>[   42.111068] CR2: ffffffff90b7ecd0 CR3: 0000000103e6e003 CR4: 00000000003706e0

 4576 02:04:23.547296  <4>[   42.119330] Call Trace:

 4577 02:04:23.552326  <4>[   42.122350]  ? __die_body.cold+0x1a/0x1f

 4578 02:04:23.552954  000000000

 4579 02:04:23.562428  # [   36.199643] R10: 00000000ffffe000 R11: 3ffffffff<4>[   42.127020]  ? no_context+0x177/0x380

 4580 02:04:23.567511  <4>[   42.137610]  ? exc_page_fault+0xd7/0x170

 4581 02:04:23.570512  fffffff R12: 000000000000000a

 4582 02:04:23.578701  # [   36.207906] R13: ffffb7dc820<4>[   42.142281]  ? asm_exc_page_fault+0x1e/0x30

 4583 02:04:23.583477  <4>[   42.153455]  ? lkdtm_WRITE_RO+0x2e/0x3a

 4584 02:04:23.588406  cff10 R14: ffffb7dc820cff10 R15: ffff9e0402fd6000

 4585 02:04:23.594076  # [   36.2161<4>[   42.158027]  direct_entry.cold+0x2c/0x38

 4586 02:04:23.598821  <4>[   42.168912]  full_proxy_write+0x53/0x80

 4587 02:04:23.602512  <4>[   42.173484]  vfs_write+0xe7/0x3b0

 4588 02:04:23.606754  <4>[   42.177474]  ksys_write+0x68/0xf0

 4589 02:04:23.611016  <4>[   42.181463]  do_syscall_64+0x30/0x40

 4590 02:04:23.616852  <4>[   42.185742]  entry_SYSCALL_64_after_hwframe+0x61/0xc6

 4591 02:04:23.621021  <4>[   42.191685] RIP: 0033:0x7fb6ea756473

 4592 02:04:23.642957  <4>[   42.195964] Code: 8b 15 21 2a 0e 00 f7 d8 64 89 02 48 c7 c0 ff ff ff ff eb b7 0f 1f 00 64 8b 04 25 18 00 00 00 85 c0 75 14 b8 01 00 00 00 0f 05 <48> 3d 00 f0 ff ff 77 55 c3 0f 1f 40 00 48 83 ec 28 48 89 54 24 18

 4593 02:04:23.651860  <4>[   42.217241] RSP: 002b:00007ffe141b3398 EFLAGS: 00000246 ORIG_RAX: 0000000000000001

 4594 02:04:23.659996  <4>[   42.225979] RAX: ffffffffffffffda RBX: 0000000000000009 RCX: 00007fb6ea756473

 4595 02:04:23.667195  <4>[   42.234239] RDX: 0000000000000009 RSI: 00007fb6ea64a000 RDI: 0000000000000001

 4596 02:04:23.676047  <4>[   42.242501] RBP: 00007fb6ea64a000 R08: 00007fb6ea649010 R09: 0000000000000000

 4597 02:04:23.684451  <4>[   42.250761] R10: fffffffffffffbc5 R11: 0000000000000246 R12: 0000000000000001

 4598 02:04:23.692650  <4>[   42.259022] R13: 0000000000000001 R14: 0000000000020000 R15: 0000000000020000

 4599 02:04:23.751188  67] FS:  00007f6450697580(0000) GS:ffff9e047ad00000(0000) knlGS:<4>[   42.267287] Modules linked in: fuse ip_tables cros_ec_lid_angle cros_ec_sensors cros_ec_sensors_core industrialio_triggered_buffer kfifo_buf industrialio snd_soc_da7219 uvcvideo cros_ec_sysfs cros_ec_lightbar cros_ec_sensorhub cros_ec_chardev cros_ec_debugfs videobuf2_vmalloc snd_soc_core cros_usbpd_charger videobuf2_memops cros_usbpd_logger videobuf2_v4l2 snd_compress gsmi x86_pkg_temp_thermal cros_ec_dev snd_pcm_dmaengine videobuf2_common cros_usbpd_notify regmap_i2c i2c_hid coreboot_table chromeos_pstore cros_kbd_led_backlight

 4600 02:04:23.755104  <4>[   42.326247] CR2: ffffffff90b7ecd0

 4601 02:04:23.760958  <4>[   42.330228] ---[ end trace 19f7a216b67dc055 ]---

 4602 02:04:23.765575  <4>[   42.335682] RIP: 0010:lkdtm_BUG+0x5/0x10

 4603 02:04:23.767268  0000000000000000

 4604 02:04:23.794880  # [   36.225498] CS:  0010 DS: 0000 ES: 0000 C<4>[   42.340352] Code: 89 ff e8 3e e6 79 ff 48 c7 c0 ea ff ff ff eb de 48 c7 c0 ea ff ff ff c3 cc cc cc cc 48 c7 c0 f4 ff ff ff eb c9 0f 1f 44 00 00 <0f> 0b 66 0f 1f 84 00 00 00 00 00 0f 1f 44 00 00 83 05 50 56 e9 02

 4605 02:04:23.798935  <4>[   42.367840] RSP: 0018:ffffb7dc812e7e60 EFLAGS: 00010282

 4606 02:04:23.807171  <4>[   42.373957] RAX: ffffffff8fb79540 RBX: 0000000000000001 RCX: 0000000000000000

 4607 02:04:23.816083  <4>[   42.382220] RDX: 0000000000000000 RSI: ffff9e047ad1bf70 RDI: ffffffff90b7e850

 4608 02:04:23.823538  <4>[   42.390482] RBP: ffffffff9105d410 R08: 0000000000000001 R09: 0000000000000001

 4609 02:04:23.832122  <4>[   42.398744] R10: 00000000ffffe000 R11: 3fffffffffffffff R12: 0000000000000004

 4610 02:04:23.840183  <4>[   42.407006] R13: ffffb7dc812e7f10 R14: ffffb7dc812e7f10 R15: ffff9e0402af6000

 4611 02:04:23.849917  <4>[   42.415259] FS:  00007fb6ea840580(0000) GS:ffff9e047ac80000(0000) knlGS:0000000000000000

 4612 02:04:23.856607  <4>[   42.424588] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033

 4613 02:04:23.864434  <4>[   42.431296] CR2: ffffffff90b7ecd0 CR3: 0000000103e6e003 CR4: 00000000003706e0

 4614 02:04:23.869964  R0: 0000000080050033

 4615 02:04:23.874681  # [   36.232205] CR2: ffffffff92a0ebe0 CR3: 0000000102eb6005 CR4: 00000000003706e0

 4616 02:04:23.877961  # [   36.240467] Call Trace:

 4617 02:04:23.882360  # [   36.243489]  ? __die_body.cold+0x1a/0x1f

 4618 02:04:23.886841  # [   36.248160]  ? no_context+0x177/0x380

 4619 02:04:23.891056  # [   36.252539]  ? exc_page_fault+0xd7/0x170

 4620 02:04:23.895942  # [   36.257209]  ? asm_exc_page_fault+0x1e/0x30

 4621 02:04:23.901294  # [   36.262173]  ? execute_location+0x45/0x56

 4622 02:04:23.905938  # [   36.266938]  ? direct_entry.cold+0x2c/0x38

 4623 02:04:23.910013  # [   36.271805]  ? full_proxy_write+0x53/0x80

 4624 02:04:23.914816  # [   36.276570]  ? vfs_write+0xe7/0x3b0

 4625 02:04:23.918358  # [   36.280753]  ? ksys_write+0x68/0xf0

 4626 02:04:23.922615  # [   36.284938]  ? do_syscall_64+0x30/0x40

 4627 02:04:23.928382  # [   36.289410]  ? entry_SYSCALL_64_after_hwframe+0x61/0xc6

 4628 02:04:23.981505  # [   36.295537] Modules linked in: fuse ip_tables cros_ec_lid_angle cros_ec_sensors cros_ec_sensors_core industrialio_triggered_buffer kfifo_buf industrialio snd_soc_da7219 uvcvideo cros_ec_sysfs cros_ec_lightbar cros_ec_sensorhub cros_ec_chardev cros_ec_debugfs videobuf2_vmalloc snd_soc_core cros_usbpd_charger videobuf2_memops cros_usbpd_logger videobuf2_v4l2 snd_compress gsmi x86_pkg_temp_thermal cros_ec_dev snd_pcm_dmaengine videobuf2_common cros_usbpd_notify regmap_i2c i2c_hid coreboot_table chromeos_pstore cros_kbd_led_backlight

 4629 02:04:23.985605  # [   36.354535] CR2: ffffffff92a0ebe0

 4630 02:04:23.990813  # [   36.358523] ---[ end trace 19f7a216b67dc04c ]---

 4631 02:04:23.994844  # [   36.363963] RIP: 0010:lkdtm_BUG+0x5/0x10

 4632 02:04:24.009040  # [   36.368630] Code: 89 ff e8 3e e6 79 ff 48 c7 c0 ea ff ff ff<6>[   42.570012] lkdtm: Performing direct entry WRITE_RO_AFTER_INIT

 4633 02:04:24.022239   eb de 48 c7 c0 ea ff ff ff c3 cc cc cc cc 48 c7 c0 f4 ff ff ff <6>[   42.583108] lkdtm: attempting bad ro_after_init write at ffffffff9107e330

 4634 02:04:24.036883  eb c9 0f 1f 44 00 00 <0f> 0b 66 0f 1f 84 00 00 00 00 00 0f 1f 44<1>[   42.597232] BUG: unable to handle page fault for address: ffffffff9107e330

 4635 02:04:24.043595  <1>[   42.611381] #PF: supervisor write access in kernel mode

 4636 02:04:24.048806  <1>[   42.617507] #PF: error_code(0x0003) - permissions violation

 4637 02:04:24.058762  <6>[   42.624012] PGD 121629067 P4D 121629067 PUD 12162a063 PMD 105947063 PTE 800000012147e061

 4638 02:04:24.062983  <4>[   42.633343] Oops: 0003 [#15] SMP PTI

 4639 02:04:24.071789  <4>[   42.637615] CPU: 0 PID: 1897 Comm: cat Tainted: G      D W         5.10.182-cip35 #1

 4640 02:04:24.078532  <4>[   42.646558] Hardware name: Google Rammus/Rammus, BIOS  09/04/2020

 4641 02:04:24.084822  <4>[   42.653650] RIP: 0010:lkdtm_WRITE_RO_AFTER_INIT+0x4e/0x5a

 4642 02:04:24.106869  <4>[   42.659976] Code: 9d ff 90 e9 c9 d9 fb ff 48 c7 c7 f0 9d ff 90 e8 bd d9 fb ff 48 8b 05 55 0c e7 00 ba 34 12 cd ab 48 c7 c7 98 9d ff 90 48 31 d0 <48> 89 05 3f 0c e7 00 e9 9b d9 fb ff 0f 1f 44 00 00 41 54 48 c7 c7

 4643 02:04:24.112669  <4>[   42.681253] RSP: 0018:ffffb7dc8265fe60 EFLAGS: 00010202

 4644 02:04:24.120757  <4>[   42.687379] RAX: 00000000fe67479e RBX: 0000000000000029 RCX: 0000000000000000

 4645 02:04:24.128915  <4>[   42.695640] RDX: 00000000abcd1234 RSI: ffff9e047ac1bf70 RDI: ffffffff90ff9d98

 4646 02:04:24.136758  <4>[   42.703901] RBP: ffffffff90ff8f8e R08: 0000000000000000 R09: 0000000000000000

 4647 02:04:24.145710  <4>[   42.712163] R10: 00000000ffffe000 R11: 3fffffffffffffff R12: 0000000000000014

 4648 02:04:24.154107  <4>[   42.720425] R13: ffffb7dc8265ff10 R14: ffffb7dc8265ff10 R15: ffff9e040312e000

 4649 02:04:24.163083  <4>[   42.728687] FS:  00007f4e6c677580(0000) GS:ffff9e047ac00000(0000) knlGS:0000000000000000

 4650 02:04:24.170058  <4>[   42.738018] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033

 4651 02:04:24.177780  <4>[   42.744717] CR2: ffffffff9107e330 CR3: 0000000103376006 CR4: 00000000003706f0

 4652 02:04:24.180610  <4>[   42.752978] Call Trace:

 4653 02:04:24.185450  <4>[   42.755998]  ? __die_body.cold+0x1a/0x1f

 4654 02:04:24.190069  <4>[   42.760675]  ? no_context+0x177/0x380

 4655 02:04:24.194900  <4>[   42.765061]  ? exc_page_fault+0xd7/0x170

 4656 02:04:24.200203  <4>[   42.769737]  ? asm_exc_page_fault+0x1e/0x30

 4657 02:04:24.205940  <4>[   42.774700]  ? lkdtm_WRITE_RO_AFTER_INIT+0x4e/0x5a

 4658 02:04:24.210653  <4>[   42.780347]  direct_entry.cold+0x2c/0x38

 4659 02:04:24.214798  <4>[   42.785018]  full_proxy_write+0x53/0x80

 4660 02:04:24.219297  <4>[   42.789598]  vfs_write+0xe7/0x3b0

 4661 02:04:24.222833  <4>[   42.793589]  ksys_write+0x68/0xf0

 4662 02:04:24.227381  <4>[   42.797580]  do_syscall_64+0x30/0x40

 4663 02:04:24.232953  <4>[   42.801867]  entry_SYSCALL_64_after_hwframe+0x61/0xc6

 4664 02:04:24.237514  <4>[   42.807799] RIP: 0033:0x7f4e6c58d473

 4665 02:04:24.259358  <4>[   42.812079] Code: 8b 15 21 2a 0e 00 f7 d8 64 89 02 48 c7 c0 ff ff ff ff eb b7 0f 1f 00 64 8b 04 25 18 00 00 00 85 c0 75 14 b8 01 00 00 00 0f 05 <48> 3d 00 f0 ff ff 77 55 c3 0f 1f 40 00 48 83 ec 28 48 89 54 24 18

 4666 02:04:24.266862  <4>[   42.833356] RSP: 002b:00007fff0c558ee8 EFLAGS: 00000246 ORIG_RAX: 0000000000000001

 4667 02:04:24.275541  <4>[   42.842105] RAX: ffffffffffffffda RBX: 0000000000000014 RCX: 00007f4e6c58d473

 4668 02:04:24.285640  <4>[   42.850367] RDX: 0000000000000014 RSI: 00007f4e6c481000 RDI: 0000000000000001

 4669 02:04:24.292231  <4>[   42.858628] RBP: 00007f4e6c481000 R08: 00007f4e6c480010 R09: 0000000000000000

 4670 02:04:24.300437  <4>[   42.866888] R10: fffffffffffffbc5 R11: 0000000000000246 R12: 0000000000000001

 4671 02:04:24.308109  <4>[   42.875151] R13: 0000000000000001 R14: 0000000000020000 R15: 0000000000020000

 4672 02:04:24.362333  <4>[   42.883417] Modules linked in: fuse ip_tables cros_ec_lid_angle cros_ec_sensors cros_ec_sensors_core industrialio_triggered_buffer kfifo_buf industrialio snd_soc_da7219 uvcvideo cros_ec_sysfs cros_ec_lightbar cros_ec_sensorhub cros_ec_chardev cros_ec_debugfs videobuf2_vmalloc snd_soc_core cros_usbpd_charger videobuf2_memops cros_usbpd_logger videobuf2_v4l2 snd_compress gsmi x86_pkg_temp_thermal cros_ec_dev snd_pcm_dmaengine videobuf2_common cros_usbpd_notify regmap_i2c i2c_hid coreboot_table chromeos_pstore cros_kbd_led_backlight

 4673 02:04:24.366228  <4>[   42.936197] CR2: ffffffff9107e330

 4674 02:04:24.370627  <4>[   42.940186] ---[ end trace 19f7a216b67dc056 ]---

 4675 02:04:24.375455  <4>[   42.945634] RIP: 0010:lkdtm_BUG+0x5/0x10

 4676 02:04:24.396689  <4>[   42.950309] Code: 89 ff e8 3e e6 79 ff 48 c7 c0 ea ff ff ff eb de 48 c7 c0 ea ff ff ff c3 cc cc cc cc 48 c7 c0 f4 ff ff ff eb c9 0f 1f 44 00 00 <0f> 0b 66 0f 1f 84 00 00 00 00 00 0f 1f 44 00 00 83 05 50 56 e9 02

 4677 02:04:24.402798  <4>[   42.971577] RSP: 0018:ffffb7dc812e7e60 EFLAGS: 00010282

 4678 02:04:24.410992  <4>[   42.977701] RAX: ffffffff8fb79540 RBX: 0000000000000001 RCX: 0000000000000000

 4679 02:04:24.418739  <4>[   42.985963] RDX: 0000000000000000 RSI: ffff9e047ad1bf70 RDI: ffffffff90b7e850

 4680 02:04:24.427625  <4>[   42.994225] RBP: ffffffff9105d410 R08: 0000000000000001 R09: 0000000000000001

 4681 02:04:24.435500  <4>[   43.002487] R10: 00000000ffffe000 R11: 3fffffffffffffff R12: 0000000000000004

 4682 02:04:24.444232  <4>[   43.010749] R13: ffffb7dc812e7f10 R14: ffffb7dc812e7f10 R15: ffff9e0402af6000

 4683 02:04:24.453851  <4>[   43.019011] FS:  00007f4e6c677580(0000) GS:ffff9e047ac00000(0000) knlGS:0000000000000000

 4684 02:04:24.460701  <4>[   43.028342] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033

 4685 02:04:24.468683  <4>[   43.035050] CR2: ffffffff9107e330 CR3: 0000000103376006 CR4: 00000000003706f0

 4686 02:04:24.478918  <3>[   43.043312] BUG: sleeping function called from invalid context at include/linux/percpu-rwsem.h:49

 4687 02:04:24.487808  <3>[   43.053518] in_atomic(): 0, irqs_disabled(): 1, non_block: 0, pid: 1897, name: cat

 4688 02:04:24.492084  <4>[   43.062265] INFO: lockdep is turned off.

 4689 02:04:24.496263  <4>[   43.066932] irq event stamp: 0

 4690 02:04:24.502954  <4>[   43.070629] hardirqs last  enabled at (0): [<0000000000000000>] 0x0

 4691 02:04:24.512339  <4>[   43.077919] hardirqs last disabled at (0): [<ffffffff8f0fd844>] copy_process+0x664/0x1c60

 4692 02:04:24.522317  <4>[   43.087340] softirqs last  enabled at (0): [<ffffffff8f0fd844>] copy_process+0x664/0x1c60

 4693 02:04:24.529290  <4>[   43.096766] softirqs last disabled at (0): [<0000000000000000>] 0x0

 4694 02:04:24.537980  <4>[   43.104059] CPU: 0 PID: 1897 Comm: cat Tainted: G      D W         5.10.182-cip35 #1

 4695 02:04:24.545073  <4>[   43.112992] Hardware name: Google Rammus/Rammus, BIOS  09/04/2020

 4696 02:04:24.550107  <4>[   43.120089] Call Trace:

 4697 02:04:24.552215  <4>[   43.123107]  dump_stack+0x77/0x9b

 4698 02:04:24.556929  <4>[   43.127097]  ___might_sleep.cold+0xa6/0xb6

 4699 02:04:24.561372  <4>[   43.131962]  exit_signals+0x1c/0x300

 4700 02:04:24.565508  <4>[   43.136250]  do_exit+0xc2/0xab0

 4701 02:04:24.569118  <4>[   43.140045]  ? ksys_write+0x68/0xf0

 4702 02:04:24.574001  <4>[   43.144228]  make_task_dead+0x2f/0x30

 4703 02:04:24.579374  <4>[   43.148599]  rewind_stack_and_make_dead+0x17/0x20

 4704 02:04:24.583493  <4>[   43.154143] RIP: 0033:0x7f4e6c58d473

 4705 02:04:24.604719  <4>[   43.158416] Code: 8b 15 21 2a 0e 00 f7 d8 64 89 02 48 c7 c0 ff ff ff ff eb b7 0f 1f 00 64 8b 04 25 18 00 00 00 85 c0 75 14 b8 01 00 00 00 0f 05 <48> 3d 00 f0 ff ff 77 55 c3 0f 1f 40 00 48 83 ec 28 48 89 54 24 18

 4706 02:04:24.613665  <4>[   43.179692] RSP: 002b:00007fff0c558ee8 EFLAGS: 00000246 ORIG_RAX: 0000000000000001

 4707 02:04:24.622292  <4>[   43.188440] RAX: ffffffffffffffda RBX: 0000000000000014 RCX: 00007f4e6c58d473

 4708 02:04:24.630471  <4>[   43.196703] RDX: 0000000000000014 RSI: 00007f4e6c481000 RDI: 0000000000000001

 4709 02:04:24.638576  <4>[   43.204964] RBP: 00007f4e6c481000 R08: 00007f4e6c480010 R09: 0000000000000000

 4710 02:04:24.646998  <4>[   43.213225] R10: fffffffffffffbc5 R11: 0000000000000246 R12: 0000000000000001

 4711 02:04:24.655062  <4>[   43.221486] R13: 0000000000000001 R14: 0000000000020000 R15: 0000000000020000

 4712 02:04:24.657445   00 00 83 05 50 56 e9 02

 4713 02:04:24.663294  # [   36.389908] RSP: 0018:ffffb7dc812e7e60 EFLAGS: 00010282

 4714 02:04:24.672791  # [   36.396034] RAX: ffffffff8fb79540 RBX: 0000000000000001 RCX: 0000000000000000

 4715 02:04:24.679936  # [   36.404296] RDX: 0000000000000000 RSI: ffff9e047ad1bf70 RDI: ffffffff90b7e850

 4716 02:04:24.688099  # [   36.412557] RBP: ffffffff9105d410 R08: 0000000000000001 R09: 0000000000000001

 4717 02:04:24.696155  # [   36.420819] R10: 00000000ffffe000 R11: 3fffffffffffffff R12: 0000000000000004

 4718 02:04:24.704072  # [   36.429080] R13: ffffb7dc812e7f10 R14: ffffb7dc812e7f10 R15: ffff9e0402af6000

 4719 02:04:24.713813  # [   36.437343] FS:  00007f6450697580(0000) GS:ffff9e047ad00000(0000) knlGS:0000000000000000

 4720 02:04:24.721399  # [   36.446679] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033

 4721 02:04:24.728038  # [   36.453387] CR2: ffffffff92a0ebe0 CR3: 0000000102eb6005 CR4: 00000000003706e0

 4722 02:04:24.738689  # [   36.461650] BUG: sleeping function called from invalid context at include/linux/percpu-rwsem.h:49

 4723 02:04:24.747152  # [   36.471846] in_atomic(): 0, irqs_disabled(): 1, non_block: 0, pid: 1540, name: cat

 4724 02:04:24.751035  # [   36.480591] INFO: lockdep is turned off.

 4725 02:04:24.754487  # [   36.485260] irq event stamp: 0

 4726 02:04:24.762626  # [   36.488951] hardirqs last  enabled at (0): [<0000000000000000>] 0x0

 4727 02:04:24.771036  # [   36.496242] hardirqs last disabled at (0): [<ffffffff8f0fd844>] copy_process+0x664/0x1c60

 4728 02:04:24.784904  # [   36.505681] softirqs last  enabled at (0): [<ffffffff8f0fd844>] copy_proc<6>[   43.350967] lkdtm: Performing direct entry WRITE_KERN

 4729 02:04:24.786458  ess+0x664/0x1c60

 4730 02:04:24.799152  # [   36.515107] softirqs last disabled at (0)<6>[   43.360018] lkdtm: attempting bad 6896875 byte write at ffffffff9020d5fb

 4731 02:04:24.801856  : [<0000000000000000>] 0x0

 4732 02:04:24.813250  # [   36.522398] CPU: 2 PID: 1540 Co<1>[   43.374037] BUG: unable to handle page fault for address: ffffffff9020d5fb

 4733 02:04:24.819309  <1>[   43.388185] #PF: supervisor write access in kernel mode

 4734 02:04:24.825715  <1>[   43.394311] #PF: error_code(0x0003) - permissions violation

 4735 02:04:24.833329  <6>[   43.400825] PGD 121629067 P4D 121629067 PUD 12162a063 PMD 1206000e1 

 4736 02:04:24.837576  <4>[   43.408222] Oops: 0003 [#16] SMP PTI

 4737 02:04:24.847298  <4>[   43.412494] CPU: 0 PID: 1932 Comm: cat Tainted: G      D W         5.10.182-cip35 #1

 4738 02:04:24.854050  <4>[   43.421437] Hardware name: Google Rammus/Rammus, BIOS  09/04/2020

 4739 02:04:24.859105  <4>[   43.428537] RIP: 0010:lkdtm_WRITE_KERN+0x38/0x4e

 4740 02:04:24.880866  <4>[   43.433980] Code: 53 48 c7 c3 fb d5 20 90 49 89 dc 48 89 da 49 81 ec 10 99 b7 8f 4c 89 e6 e8 70 d9 fb ff 48 89 df 4c 89 e1 48 c7 c6 10 99 b7 8f <f3> a4 48 c7 c7 98 9d ff 90 e8 55 d9 fb ff 5b 41 5c e9 b7 fe ff ff

 4741 02:04:24.886456  <4>[   43.455257] RSP: 0018:ffffb7dc826d7e50 EFLAGS: 00010246

 4742 02:04:24.894757  <4>[   43.461382] RAX: 000000000000003c RBX: ffffffff9020d5fb RCX: 0000000000693ceb

 4743 02:04:24.904397  <4>[   43.469644] RDX: 0000000000000000 RSI: ffffffff8fb79910 RDI: ffffffff9020d5fb

 4744 02:04:24.911292  <4>[   43.477905] RBP: ffffffff90ff8fa2 R08: 0000000000000000 R09: 0000000000000000

 4745 02:04:24.919313  <4>[   43.486169] R10: 00000000ffffe000 R11: 3fffffffffffffff R12: 0000000000693ceb

 4746 02:04:24.927883  <4>[   43.494429] R13: ffffb7dc826d7f10 R14: ffffb7dc826d7f10 R15: ffff9e0405eb9000

 4747 02:04:24.938041  <4>[   43.502691] FS:  00007f231804c580(0000) GS:ffff9e047ac00000(0000) knlGS:0000000000000000

 4748 02:04:24.944468  <4>[   43.512022] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033

 4749 02:04:24.951972  <4>[   43.518730] CR2: ffffffff9020d5fb CR3: 0000000102aba002 CR4: 00000000003706f0

 4750 02:04:24.955046  <4>[   43.526993] Call Trace:

 4751 02:04:24.960106  <4>[   43.530013]  ? __die_body.cold+0x1a/0x1f

 4752 02:04:24.964265  <4>[   43.534690]  ? no_context+0x177/0x380

 4753 02:04:24.970297  <4>[   43.539076]  ? lkdtm_SLAB_FREE_CROSS.cold+0x32/0x32

 4754 02:04:24.975053  <4>[   43.544820]  ? exc_page_fault+0xd7/0x170

 4755 02:04:24.979618  <4>[   43.549490]  ? asm_exc_page_fault+0x1e/0x30

 4756 02:04:24.984946  <4>[   43.554451]  ? lkdtm_SLAB_FREE_CROSS.cold+0x32/0x32

 4757 02:04:24.990180  <4>[   43.560189]  ? lkdtm_SLAB_FREE_PAGE+0x40/0x40

 4758 02:04:24.996209  <4>[   43.565349]  ? lkdtm_SLAB_FREE_CROSS.cold+0x32/0x32

 4759 02:04:25.001369  <4>[   43.571086]  ? lkdtm_WRITE_KERN+0x38/0x4e

 4760 02:04:25.006399  <4>[   43.575855]  direct_entry.cold+0x2c/0x38

 4761 02:04:25.010081  <4>[   43.580525]  full_proxy_write+0x53/0x80

 4762 02:04:25.013959  <4>[   43.585105]  vfs_write+0xe7/0x3b0

 4763 02:04:25.018177  <4>[   43.589093]  ksys_write+0x68/0xf0

 4764 02:04:25.023511  <4>[   43.593084]  do_syscall_64+0x30/0x40

 4765 02:04:25.028824  <4>[   43.597370]  entry_SYSCALL_64_after_hwframe+0x61/0xc6

 4766 02:04:25.032963  <4>[   43.603303] RIP: 0033:0x7f2317f62473

 4767 02:04:25.054297  <4>[   43.607575] Code: 8b 15 21 2a 0e 00 f7 d8 64 89 02 48 c7 c0 ff ff ff ff eb b7 0f 1f 00 64 8b 04 25 18 00 00 00 85 c0 75 14 b8 01 00 00 00 0f 05 <48> 3d 00 f0 ff ff 77 55 c3 0f 1f 40 00 48 83 ec 28 48 89 54 24 18

 4768 02:04:25.063487  <4>[   43.628850] RSP: 002b:00007fffbf16c7c8 EFLAGS: 00000246 ORIG_RAX: 0000000000000001

 4769 02:04:25.071063  <4>[   43.637598] RAX: ffffffffffffffda RBX: 000000000000000b RCX: 00007f2317f62473

 4770 02:04:25.079762  <4>[   43.645861] RDX: 000000000000000b RSI: 00007f2317e56000 RDI: 0000000000000001

 4771 02:04:25.087419  <4>[   43.654124] RBP: 00007f2317e56000 R08: 00007f2317e55010 R09: 0000000000000000

 4772 02:04:25.096370  <4>[   43.662386] R10: fffffffffffffbc5 R11: 0000000000000246 R12: 0000000000000001

 4773 02:04:25.104047  <4>[   43.670648] R13: 0000000000000001 R14: 0000000000020000 R15: 0000000000020000

 4774 02:04:25.157260  <4>[   43.678915] Modules linked in: fuse ip_tables cros_ec_lid_angle cros_ec_sensors cros_ec_sensors_core industrialio_triggered_buffer kfifo_buf industrialio snd_soc_da7219 uvcvideo cros_ec_sysfs cros_ec_lightbar cros_ec_sensorhub cros_ec_chardev cros_ec_debugfs videobuf2_vmalloc snd_soc_core cros_usbpd_charger videobuf2_memops cros_usbpd_logger videobuf2_v4l2 snd_compress gsmi x86_pkg_temp_thermal cros_ec_dev snd_pcm_dmaengine videobuf2_common cros_usbpd_notify regmap_i2c i2c_hid coreboot_table chromeos_pstore cros_kbd_led_backlight

 4775 02:04:25.161025  <4>[   43.731694] CR2: ffffffff9020d5fb

 4776 02:04:25.166559  <4>[   43.735684] ---[ end trace 19f7a216b67dc057 ]---

 4777 02:04:25.170826  <4>[   43.741132] RIP: 0010:lkdtm_BUG+0x5/0x10

 4778 02:04:25.194161  <4>[   43.745792] Code: 89 ff e8 3e e6 79 ff 48 c7 c0 ea ff ff ff eb de 48 c7 c0 ea ff ff ff c3 cc cc cc cc 48 c7 c0 f4 ff ff ff eb c9 0f 1f 44 00 00 <0f> 0b 66 0f 1f 84 00 00 00 00 00 0f 1f 44 00 00 83 05 50 56 e9 02

 4779 02:04:25.200085  <4>[   43.767070] RSP: 0018:ffffb7dc812e7e60 EFLAGS: 00010282

 4780 02:04:25.206459  <4>[   43.773195] RAX: ffffffff8fb79540 RBX: 0000000000000001 RCX: 0000000000000000

 4781 02:04:25.214902  <4>[   43.781458] RDX: 0000000000000000 RSI: ffff9e047ad1bf70 RDI: ffffffff90b7e850

 4782 02:04:25.223084  <4>[   43.789720] RBP: ffffffff9105d410 R08: 0000000000000001 R09: 0000000000000001

 4783 02:04:25.231464  <4>[   43.797982] R10: 00000000ffffe000 R11: 3fffffffffffffff R12: 0000000000000004

 4784 02:04:25.239743  <4>[   43.806245] R13: ffffb7dc812e7f10 R14: ffffb7dc812e7f10 R15: ffff9e0402af6000

 4785 02:04:25.249056  <4>[   43.814506] FS:  00007f231804c580(0000) GS:ffff9e047ac00000(0000) knlGS:0000000000000000

 4786 02:04:25.255373  <4>[   43.823838] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033

 4787 02:04:25.263485  <4>[   43.830537] CR2: ffffffff9020d5fb CR3: 0000000102aba002 CR4: 00000000003706f0

 4788 02:04:25.273939  <3>[   43.838800] BUG: sleeping function called from invalid context at include/linux/percpu-rwsem.h:49

 4789 02:04:25.282517  <3>[   43.849004] in_atomic(): 0, irqs_disabled(): 1, non_block: 0, pid: 1932, name: cat

 4790 02:04:25.287354  <4>[   43.857753] INFO: lockdep is turned off.

 4791 02:04:25.290970  <4>[   43.862412] irq event stamp: 0

 4792 02:04:25.298131  <4>[   43.866109] hardirqs last  enabled at (0): [<0000000000000000>] 0x0

 4793 02:04:25.308308  <4>[   43.873402] hardirqs last disabled at (0): [<ffffffff8f0fd844>] copy_process+0x664/0x1c60

 4794 02:04:25.317399  <4>[   43.882831] softirqs last  enabled at (0): [<ffffffff8f0fd844>] copy_process+0x664/0x1c60

 4795 02:04:25.324280  <4>[   43.892250] softirqs last disabled at (0): [<0000000000000000>] 0x0

 4796 02:04:25.333408  <4>[   43.899542] CPU: 0 PID: 1932 Comm: cat Tainted: G      D W         5.10.182-cip35 #1

 4797 02:04:25.341039  <4>[   43.908485] Hardware name: Google Rammus/Rammus, BIOS  09/04/2020

 4798 02:04:25.343755  <4>[   43.915583] Call Trace:

 4799 02:04:25.347497  <4>[   43.918602]  dump_stack+0x77/0x9b

 4800 02:04:25.352382  <4>[   43.922597]  ___might_sleep.cold+0xa6/0xb6

 4801 02:04:25.356391  <4>[   43.927469]  exit_signals+0x1c/0x300

 4802 02:04:25.362082  <4>[   43.931755]  do_exit+0xc2/0xab0

 4803 02:04:25.364406  <4>[   43.935550]  ? ksys_write+0x68/0xf0

 4804 02:04:25.370113  <4>[   43.939727]  ? lkdtm_SLAB_FREE_CROSS.cold+0x32/0x32

 4805 02:04:25.375914  <4>[   43.945465]  make_task_dead+0x2f/0x30

 4806 02:04:25.380729  <4>[   43.949843]  rewind_stack_and_make_dead+0x17/0x20

 4807 02:04:25.385058  <4>[   43.955384] RIP: 0033:0x7f2317f62473

 4808 02:04:25.406688  <4>[   43.959665] Code: 8b 15 21 2a 0e 00 f7 d8 64 89 02 48 c7 c0 ff ff ff ff eb b7 0f 1f 00 64 8b 04 25 18 00 00 00 85 c0 75 14 b8 01 00 00 00 0f 05 <48> 3d 00 f0 ff ff 77 55 c3 0f 1f 40 00 48 83 ec 28 48 89 54 24 18

 4809 02:04:25.415481  <4>[   43.980934] RSP: 002b:00007fffbf16c7c8 EFLAGS: 00000246 ORIG_RAX: 0000000000000001

 4810 02:04:25.423121  <4>[   43.989674] RAX: ffffffffffffffda RBX: 000000000000000b RCX: 00007f2317f62473

 4811 02:04:25.431497  <4>[   43.997934] RDX: 000000000000000b RSI: 00007f2317e56000 RDI: 0000000000000001

 4812 02:04:25.439737  <4>[   44.006195] RBP: 00007f2317e56000 R08: 00007f2317e55010 R09: 0000000000000000

 4813 02:04:25.447945  <4>[   44.014456] R10: fffffffffffffbc5 R11: 0000000000000246 R12: 0000000000000001

 4814 02:04:25.456231  <4>[   44.022719] R13: 0000000000000001 R14: 0000000000020000 R15: 0000000000020000

 4815 02:04:25.461355  mm: cat Tainted: G      D W         5.10.182-cip35 #1

 4816 02:04:25.469154  # [   36.531339] Hardware name: Google Rammus/Rammus, BIOS  09/04/2020

 4817 02:04:25.471843  # [   36.538436] Call Trace:

 4818 02:04:25.475223  # [   36.541454]  dump_stack+0x77/0x9b

 4819 02:04:25.479792  # [   36.545444]  ___might_sleep.cold+0xa6/0xb6

 4820 02:04:25.484770  # [   36.550309]  exit_signals+0x1c/0x300

 4821 02:04:25.488124  # [   36.554580]  do_exit+0xc2/0xab0

 4822 02:04:25.492237  # [   36.558376]  ? ksys_write+0x68/0xf0

 4823 02:04:25.496236  # [   36.562562]  make_task_dead+0x2f/0x30

 4824 02:04:25.501490  # [   36.566939]  rewind_stack_and_make_dead+0x17/0x20

 4825 02:04:25.505562  # [   36.572482] RIP: 0033:0x7f64505ad473

 4826 02:04:25.527216  # [   36.576763] Code: 8b 15 21 2a 0e 00 f7 d8 64 89 02 48 c7 c0 ff ff ff ff eb b7 0f 1f 00 64 8b 04 25 18 00 00 00 85 c0 75 14 b8 01 00 00 00 0f 05 <48> 3d 00 f0 ff ff 77 55 c3 0f 1f 40 00 48 83 ec 28 48 89 54 24 18

 4827 02:04:25.535869  # [   36.598038] RSP: 002b:00007fff23504b68 EFLAGS: 00000246 ORIG_RAX: 0000000000000001

 4828 02:04:25.543638  # [   36.606785] RAX: ffffffffffffffda RBX: 000000000000000a RCX: 00007f64505ad473

 4829 02:04:25.552175  # [   36.615046] RDX: 000000000000000a RSI: 00007f64504a1000 RDI: 0000000000000001

 4830 02:04:25.559974  # [   36.623307] RBP: 00007f64504a1000 R08: 00007f64504a0010 R09: 0000000000000000

 4831 02:04:25.569763  # [   36.631568] R10: fffffffffffffbc5 R11: 0000000000000246 R12: 0000000000000001

 4832 02:04:25.578010  # [   36.639829] R13: 0000000000000001 R14: 0000000000020000 R15: 0000000000020000

 4833 02:04:25.579820  # EXEC_DATA: saw 'call trace:': ok

 4834 02:04:25.583525  ok 30 selftests: lkdtm: EXEC_DATA.sh

 4835 02:04:25.588688  # selftests: lkdtm: EXEC_STACK.sh

 4836 02:04:25.588771  # Killed

 4837 02:04:25.595169  # [   36.745683] lkdtm: Performing direct entry EXEC_STACK

 4838 02:04:25.600303  # [   36.753511] lkdtm: attempting ok execution at ffffffff8fb79910

 4839 02:04:25.607219  # [   36.760331] lkdtm: attempting bad execution at ffffb7dc8213fe18

 4840 02:04:25.616075  # [   36.767249] kernel tried to execute NX-protected page - exploit attempt? (uid: 0)

 4841 02:04:25.623674  # [   36.775906] BUG: unable to handle page fault for address: ffffb7dc8213fe18

 4842 02:04:25.630071  # [   36.783869] #PF: supervisor instruction fetch in kernel mode

 4843 02:04:25.636467  # [   36.790479] #PF: error_code(0x0011) - permissions violation

 4844 02:04:25.649158  # [   36.796993] PGD 100000067 P4D 100000067 PUD 100231067 PM<6>[   44.211880] lkdtm: Performing direct entry REFCOUNT_INC_OVERFLOW

 4845 02:04:25.652504  D 10654d067 PTE 8000000105be7063

 4846 02:04:25.663163  # [   36.812547] Oops: 0011 [#<6>[   44.224490] lkdtm: attempting good refcount_inc() without overflow

 4847 02:04:25.664650  6] SMP PTI

 4848 02:04:25.676309  # [   36.816733] CPU: 3 PID: 1577 Comm: cat Tainted:<6>[   44.237896] lkdtm: attempting bad refcount_inc() overflow

 4849 02:04:25.679746   G      D W         5.10.182-cip35 #1

 4850 02:04:25.686795  # [   36.825681] Hardware<4>[   44.250435] ------------[ cut here ]------------

 4851 02:04:25.691861   name: Google Rammus/Rammus, BIOS  09/04/2020

 4852 02:04:25.698759  # [   36.832778] <4>[   44.262128] refcount_t: saturated; leaking memory.

 4853 02:04:25.702753  RIP: 0010:0xffffb7dc8213fe18

 4854 02:04:25.715015  # [   36.837438] Code: 00 00 18 fe<4>[   44.274000] WARNING: CPU: 0 PID: 1967 at lib/refcount.c:22 refcount_warn_saturate+0x51/0x110

 4855 02:04:25.773614   13 82 dc b7 ff ff 51 d6 20 90 ff ff ff ff 20 00 00 00 00 00 00 <4>[   44.289917] Modules linked in: fuse ip_tables cros_ec_lid_angle cros_ec_sensors cros_ec_sensors_core industrialio_triggered_buffer kfifo_buf industrialio snd_soc_da7219 uvcvideo cros_ec_sysfs cros_ec_lightbar cros_ec_sensorhub cros_ec_chardev cros_ec_debugfs videobuf2_vmalloc snd_soc_core cros_usbpd_charger videobuf2_memops cros_usbpd_logger videobuf2_v4l2 snd_compress gsmi x86_pkg_temp_thermal cros_ec_dev snd_pcm_dmaengine videobuf2_common cros_usbpd_notify regmap_i2c i2c_hid coreboot_table chromeos_pstore cros_kbd_led_backlight

 4856 02:04:25.790239  00 1e 8f ff 90 ff ff ff ff 80 d7 20 90 ff ff ff ff <0f> 1f 44 00<4>[   44.348905] CPU: 0 PID: 1967 Comm: cat Tainted: G      D W         5.10.182-cip35 #1

 4857 02:04:25.796344  <4>[   44.364050] Hardware name: Google Rammus/Rammus, BIOS  09/04/2020

 4858 02:04:25.802034   00 c3 cc cc cc cc 66 0f 1f 44 00 00 0f 1f 44 00 00 55

 4859 02:04:25.809372  # [   36<4>[   44.371184] RIP: 0010:refcount_warn_saturate+0x51/0x110

 4860 02:04:25.814802  .858714] RSP: 0018:ffffb7dc8213fdf8 EFLAGS: 00010246

 4861 02:04:25.836427  # [   36.8<4>[   44.383570] Code: 84 bc 00 00 00 c3 cc cc cc cc 85 f6 74 46 80 3d 21 f2 f6 01 00 75 ee 48 c7 c7 28 3f f5 90 c6 05 11 f2 f6 01 01 e8 26 ee c0 00 <0f> 0b c3 cc cc cc cc 80 3d fd f1 f6 01 00 75 cb 48 c7 c7 50 3f f5

 4862 02:04:25.848658  64839] RAX: 0000000000000033 RBX: 0000000000000001 RCX: 00000000<4>[   44.411031] RSP: 0018:ffffb7dc82767e48 EFLAGS: 00010286

 4863 02:04:25.849725  00000000

 4864 02:04:25.863266  # [   36.873101] RDX: 0000000000000000 RSI: ffff9e047a<4>[   44.423402] RAX: 0000000000000000 RBX: 000000000000002b RCX: 0000000000000000

 4865 02:04:25.866048  d9bf70 RDI: ffff9e047ad9bf70

 4866 02:04:25.876969  # [   36.881361] RBP: ffffb7dc8213<4>[   44.437873] RDX: ffff9e047ac2c660 RSI: ffff9e047ac1bf70 RDI: ffff9e047ac1bf70

 4867 02:04:25.882538  fe18 R08: 0000000000000000 R09: 0000000000000000

 4868 02:04:25.892082  # [   36.88962<4>[   44.452378] RBP: ffffffff90ff8fad R08: 0000000000000000 R09: 0000000000000000

 4869 02:04:25.906660  2] R10: 00000000ffffe000 R11: 3fffffffffffffff R12: 000000000000<4>[   44.466823] R10: 00000000ffffe000 R11: 3fffffffffffffff R12: 0000000000000016

 4870 02:04:25.907802  000b

 4871 02:04:25.920493  # [   36.897885] R13: ffffb7dc8213ff10 R14: ffffb7dc8213ff<4>[   44.481322] R13: ffffb7dc82767f10 R14: ffffb7dc82767f10 R15: ffff9e0405d81000

 4872 02:04:25.923420  10 R15: ffff9e0402a55000

 4873 02:04:25.936491  # [   36.906148] FS:  00007fde75043580<4>[   44.495792] FS:  00007ff127e20580(0000) GS:ffff9e047ac00000(0000) knlGS:0000000000000000

 4874 02:04:25.942253  (0000) GS:ffff9e047ad80000(0000) knlGS:0000000000000000

 4875 02:04:25.949744  # [   3<4>[   44.511353] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033

 4876 02:04:25.955934  6.915477] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033

 4877 02:04:25.963810  # [<4>[   44.524261] CR2: 00007ff127c2a000 CR3: 00000001027fa002 CR4: 00000000003706f0

 4878 02:04:25.973631     36.922183] CR2: ffffb7dc8213fe18 CR3: 000000010274a005 CR4: 0<4>[   44.538769] Call Trace:

 4879 02:04:25.975264  0000000003706e0

 4880 02:04:25.977432  # [   36.930444] Call Trace:

 4881 02:04:25.982923  # [   36.933466] <4>[   44.547994]  ? __warn+0x80/0x110

 4882 02:04:25.985617   ? __die_body.cold+0x1a/0x1f

 4883 02:04:25.994659  # [   36.938138]  ? no_context+0x1<4>[   44.558127]  ? refcount_warn_saturate+0x51/0x110

 4884 02:04:25.996330  77/0x380

 4885 02:04:26.000375  # [   36.942518]  ? exc_page_fault+0xd7/0x170

 4886 02:04:26.006027  # [   3<4>[   44.569776]  ? report_bug+0x9e/0xc0

 4887 02:04:26.009053  6.947186]  ? asm_exc_page_fault+0x1e/0x30

 4888 02:04:26.015514  # [   36.952150]  ? e<4>[   44.580210]  ? handle_bug+0x41/0x90

 4889 02:04:26.018502  xecute_location+0x45/0x56

 4890 02:04:26.026503  # [   36.956917]  ? lkdtm_EXEC_STACK+<4>[   44.590590]  ? exc_invalid_op+0x14/0x70

 4891 02:04:26.027289  0x26/0x44

 4892 02:04:26.032037  # [   36.961682]  ? direct_entry.cold+0x2c/0x38

 4893 02:04:26.037246  # [ <4>[   44.601395]  ? asm_exc_invalid_op+0x12/0x20

 4894 02:04:26.042558    36.966547]  ? full_proxy_write+0x53/0x80

 4895 02:04:26.049458  # [   36.971313]  ? <4>[   44.612573]  ? refcount_warn_saturate+0x51/0x110

 4896 02:04:26.051779  vfs_write+0xe7/0x3b0

 4897 02:04:26.055801  # [   36.975488]  ? ksys_write+0x68/0xf0

 4898 02:04:26.060995  <4>[   44.624243]  ? refcount_warn_saturate+0x51/0x110

 4899 02:04:26.065671  # [   36.979688]  ? do_syscall_64+0x30/0x40

 4900 02:04:26.072947  # [   36.984154]  ?<4>[   44.635902]  lkdtm_REFCOUNT_INC_OVERFLOW+0x70/0x98

 4901 02:04:26.077103   entry_SYSCALL_64_after_hwframe+0x61/0xc6

 4902 02:04:26.083969  # [   36.990280] Modu<4>[   44.647785]  direct_entry.cold+0x2c/0x38

 4903 02:04:26.094488  les linked in: fuse ip_tables cros_ec_lid_angle cros_ec_sensors <4>[   44.658659]  full_proxy_write+0x53/0x80

 4904 02:04:26.105880  cros_ec_sensors_core industrialio_triggered_buffer kfifo_buf ind<4>[   44.669461]  vfs_write+0xe7/0x3b0

 4905 02:04:26.114760  ustrialio snd_soc_da7219 uvcvideo cros_ec_sysfs cros_ec_lightbar<4>[   44.679658]  ksys_write+0x68/0xf0

 4906 02:04:26.125404   cros_ec_sensorhub cros_ec_chardev cros_ec_debugfs videobuf2_vma<4>[   44.689889]  do_syscall_64+0x30/0x40

 4907 02:04:26.137674  lloc snd_soc_core cros_usbpd_charger videobuf2_memops cros_usbpd<4>[   44.700371]  entry_SYSCALL_64_after_hwframe+0x61/0xc6

 4908 02:04:26.148278  _logger videobuf2_v4l2 snd_compress gsmi x86_pkg_temp_thermal cr<4>[   44.712530] RIP: 0033:0x7ff127d36473

 4909 02:04:26.175680  os_ec_dev snd_pcm_dmaengine videobuf2_common cros_usbpd_notify r<4>[   44.723018] Code: 8b 15 21 2a 0e 00 f7 d8 64 89 02 48 c7 c0 ff ff ff ff eb b7 0f 1f 00 64 8b 04 25 18 00 00 00 85 c0 75 14 b8 01 00 00 00 0f 05 <48> 3d 00 f0 ff ff 77 55 c3 0f 1f 40 00 48 83 ec 28 48 89 54 24 18

 4910 02:04:26.190522  egmap_i2c i2c_hid coreboot_table chromeos_pstore cros_kbd_led_ba<4>[   44.750540] RSP: 002b:00007ffeae42c538 EFLAGS: 00000246 ORIG_RAX: 0000000000000001

 4911 02:04:26.191284  cklight

 4912 02:04:26.196501  # [   37.049277] CR2: ffffb7dc8213fe18

 4913 02:04:26.204725  # [   37.053256<4>[   44.765495] RAX: ffffffffffffffda RBX: 0000000000000016 RCX: 00007ff127d36473

 4914 02:04:26.209092  ] ---[ end trace 19f7a216b67dc04d ]---

 4915 02:04:26.219407  # [   37.058702] RIP: 00<4>[   44.779993] RDX: 0000000000000016 RSI: 00007ff127c2a000 RDI: 0000000000000001

 4916 02:04:26.222006  10:lkdtm_BUG+0x5/0x10

 4917 02:04:26.233706  # [   37.063372] Code: 89 ff e8 3e e6 79 <4>[   44.794457] RBP: 00007ff127c2a000 R08: 00007ff127c29010 R09: 0000000000000000

 4918 02:04:26.248894  ff 48 c7 c0 ea ff ff ff eb de 48 c7 c0 ea ff ff ff c3 cc cc cc c<4>[   44.808965] R10: fffffffffffffbc5 R11: 0000000000000246 R12: 0000000000000001

 4919 02:04:26.263706  c 48 c7 c0 f4 ff ff ff eb c9 0f 1f 44 00 00 <0f> 0b 66 0f 1f 84 <4>[   44.823428] R13: 0000000000000001 R14: 0000000000020000 R15: 0000000000020000

 4920 02:04:26.268051  00 00 00 00 00 0f 1f 44 00 00 83 05 50 56 e9 02

 4921 02:04:26.272983  # [   37.084640<4>[   44.837940] irq event stamp: 0

 4922 02:04:26.277002  ] RSP: 0018:ffffb7dc812e7e60 EFLAGS: 00010282

 4923 02:04:26.286505  # [   37.090765] <4>[   44.847837] hardirqs last  enabled at (0): [<0000000000000000>] 0x0

 4924 02:04:26.302014  RAX: ffffffff8fb79540 RBX: 0000000000000001 RCX: 000000000000000<4>[   44.861363] hardirqs last disabled at (0): [<ffffffff8f0fd844>] copy_process+0x664/0x1c60

 4925 02:04:26.303177  0

 4926 02:04:26.317505  # [   37.099026] RDX: 0000000000000000 RSI: ffff9e047ad1bf70 <4>[   44.876996] softirqs last  enabled at (0): [<ffffffff8f0fd844>] copy_process+0x664/0x1c60

 4927 02:04:26.320176  RDI: ffffffff90b7e850

 4928 02:04:26.331222  # [   37.107286] RBP: ffffffff9105d410 R0<4>[   44.892653] softirqs last disabled at (0): [<0000000000000000>] 0x0

 4929 02:04:26.335741  8: 0000000000000001 R09: 0000000000000001

 4930 02:04:26.343408  # [   37.115548] R10:<4>[   44.906154] ---[ end trace 19f7a216b67dc058 ]---

 4931 02:04:26.348879   00000000ffffe000 R11: 3fffffffffffffff R12: 0000000000000004

 4932 02:04:26.354533  #<6>[   44.917826] lkdtm: Overflow detected: saturated

 4933 02:04:26.362474   [   37.123809] R13: ffffb7dc812e7f10 R14: ffffb7dc812e7f10 R15: ffff9e0402af6000

 4934 02:04:26.372103  # [   37.132071] FS:  00007fde75043580(0000) GS:ffff9e047ad80000(0000) knlGS:0000000000000000

 4935 02:04:26.378157  # [   37.141401] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033

 4936 02:04:26.386982  # [   37.148108] CR2: ffffb7dc8213fe18 CR3: 000000010274a005 CR4: 00000000003706e0

 4937 02:04:26.390594  # EXEC_STACK: saw 'call trace:': ok

 4938 02:04:26.393992  ok 31 selftests: lkdtm: EXEC_STACK.sh

 4939 02:04:26.397084  # selftests: lkdtm: EXEC_KMALLOC.sh

 4940 02:04:26.399197  # Killed

 4941 02:04:26.404869  # [   37.251185] lkdtm: Performing direct entry EXEC_KMALLOC

 4942 02:04:26.411499  # [   37.261982] lkdtm: attempting ok execution at ffffffff8fb79910

 4943 02:04:26.417744  # [   37.268798] lkdtm: attempting bad execution at ffff9e0404006600

 4944 02:04:26.426528  # [   37.275708] kernel tried to execute NX-protected page - exploit attempt? (uid: 0)

 4945 02:04:26.434719  # [   37.284403] BUG: unable to handle page fault for address: ffff9e0404006600

 4946 02:04:26.440938  # [   37.292374] #PF: supervisor instruction fetch in kernel mode

 4947 02:04:26.447502  # [   37.298986] #PF: error_code(0x0011) - permissions violation

 4948 02:04:26.456914  # [   37.305500] PGD 123001067 P4D 123001067 PUD 100236063 PMD 1049e3063 PTE 8000000104006063

 4949 02:04:26.461074  # [   37.314833] Oops: 0011 [#7] SMP PTI

 4950 02:04:26.469526  # [   37.325230] CPU: 3 PID: 1613 Comm: cat Tainted: G      D W         5.10.182-cip35 #1

 4951 02:04:26.476886  # [   37.334171] Hardware name: Google Rammus/Rammus, BIOS  09/04/2020

 4952 02:04:26.480707  # [   37.341270] RIP: 0010:0xffff9e0404006600

 4953 02:04:26.504846  # [   37.345937] Code: 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 10 c0 75 02 04 9e ff ff 00 00 00 00 00 00 00 00 <0f> 1f 44 00 00 c3 <6>[   45.071674] lkdtm: Performing direct entry REFCOUNT_ADD_OVERFLOW

 4954 02:04:26.509563  cc cc cc cc 66 0f 1f 44 00 00 0f 1f 44 00 00 55

 4955 02:04:26.517979  # [   37.367212<6>[   45.079472] lkdtm: attempting good refcount_add() without overflow

 4956 02:04:26.522485  ] RSP: 0018:ffffb7dc821ffe38 EFLAGS: 00010246

 4957 02:04:26.530750  # [   37.373336] <6>[   45.092893] lkdtm: attempting bad refcount_add() overflow

 4958 02:04:26.542813  RAX: 0000000000000033 RBX: 0000000000000001 RCX: 000000000000000<4>[   45.105429] ------------[ cut here ]------------

 4959 02:04:26.542900  0

 4960 02:04:26.554021  # [   37.381598] RDX: 0000000000000000 RSI: ffff9e047ad9bf70 <4>[   45.117092] refcount_t: saturated; leaking memory.

 4961 02:04:26.556299  RDI: ffff9e047ad9bf70

 4962 02:04:26.570020  # [   37.389859] RBP: ffff9e0404006600 R0<4>[   45.128981] WARNING: CPU: 1 PID: 1999 at lib/refcount.c:22 refcount_warn_saturate+0x51/0x110

 4963 02:04:26.574972  8: 0000000000000000 R09: 0000000000000000

 4964 02:04:26.628830  # [   37.398120] R10:<4>[   45.144885] Modules linked in: fuse ip_tables cros_ec_lid_angle cros_ec_sensors cros_ec_sensors_core industrialio_triggered_buffer kfifo_buf industrialio snd_soc_da7219 uvcvideo cros_ec_sysfs cros_ec_lightbar cros_ec_sensorhub cros_ec_chardev cros_ec_debugfs videobuf2_vmalloc snd_soc_core cros_usbpd_charger videobuf2_memops cros_usbpd_logger videobuf2_v4l2 snd_compress gsmi x86_pkg_temp_thermal cros_ec_dev snd_pcm_dmaengine videobuf2_common cros_usbpd_notify regmap_i2c i2c_hid coreboot_table chromeos_pstore cros_kbd_led_backlight

 4965 02:04:26.635034   00000000ffffe000 R11: 3fffffffffffffff R12: 000000000000000d

 4966 02:04:26.644238  #<4>[   45.203847] CPU: 1 PID: 1999 Comm: cat Tainted: G      D W         5.10.182-cip35 #1

 4967 02:04:26.657275   [   37.406382] R13: ffffb7dc821fff10 R14: ffffb7dc821fff10 R15:<4>[   45.219004] Hardware name: Google Rammus/Rammus, BIOS  09/04/2020

 4968 02:04:26.659539   ffff9e04065b3000

 4969 02:04:26.669568  # [   37.414645] FS:  00007f953a100580(0000) <4>[   45.232323] RIP: 0010:refcount_warn_saturate+0x51/0x110

 4970 02:04:26.675313  GS:ffff9e047ad80000(0000) knlGS:0000000000000000

 4971 02:04:26.697488  # [   37.42397<4>[   45.244662] Code: 84 bc 00 00 00 c3 cc cc cc cc 85 f6 74 46 80 3d 21 f2 f6 01 00 75 ee 48 c7 c7 28 3f f5 90 c6 05 11 f2 f6 01 01 e8 26 ee c0 00 <0f> 0b c3 cc cc cc cc 80 3d fd f1 f6 01 00 75 cb 48 c7 c7 50 3f f5

 4972 02:04:26.702529  6] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033

 4973 02:04:26.709358  # [   37.4<4>[   45.272157] RSP: 0018:ffffb7dc827e7e48 EFLAGS: 00010286

 4974 02:04:26.723973  30687] CR2: ffff9e0404006600 CR3: 0000000105948001 CR4: 00000000<4>[   45.284496] RAX: 0000000000000000 RBX: 000000000000002c RCX: 0000000000000000

 4975 02:04:26.724616  003706e0

 4976 02:04:26.728078  # [   37.438948] Call Trace:

 4977 02:04:26.738684  # [   37.441967]  ? __di<4>[   45.298977] RDX: ffff9e047acac660 RSI: ffff9e047ac9bf70 RDI: ffff9e047ac9bf70

 4978 02:04:26.741200  e_body.cold+0x1a/0x1f

 4979 02:04:26.753993  # [   37.446638]  ? no_context+0x177/0x38<4>[   45.313462] RBP: ffffffff90ff8fc3 R08: 0000000000000000 R09: 0000000000000000

 4980 02:04:26.754083  0

 4981 02:04:26.758105  # [   37.451017]  ? exc_page_fault+0xd7/0x170

 4982 02:04:26.767447  # [   37.45568<4>[   45.327937] R10: 00000000ffffe000 R11: 3fffffffffffffff R12: 0000000000000016

 4983 02:04:26.770987  7]  ? asm_exc_page_fault+0x1e/0x30

 4984 02:04:26.783800  # [   37.460653]  ? execute_<4>[   45.342412] R13: ffffb7dc827e7f10 R14: ffffb7dc827e7f10 R15: ffff9e04040af000

 4985 02:04:26.784287  location+0x45/0x56

 4986 02:04:26.797462  # [   37.465418]  ? lkdtm_EXEC_KMALLOC+0x2c/<4>[   45.356889] FS:  00007f9796522580(0000) GS:ffff9e047ac80000(0000) knlGS:0000000000000000

 4987 02:04:26.799166  0x40

 4988 02:04:26.803049  # [   37.470378]  ? direct_entry.cold+0x2c/0x38

 4989 02:04:26.810273  # [   37.<4>[   45.372433] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033

 4990 02:04:26.814205  475234]  ? full_proxy_write+0x53/0x80

 4991 02:04:26.825350  # [   37.480001]  ? vfs_w<4>[   45.385359] CR2: 00007f979632c000 CR3: 000000010641a003 CR4: 00000000003706e0

 4992 02:04:26.826564  rite+0xe7/0x3b0

 4993 02:04:26.831239  # [   37.484177]  ? ksys_write+0x68/0xf0

 4994 02:04:26.833823  # [  <4>[   45.399838] Call Trace:

 4995 02:04:26.838201   37.488360]  ? do_syscall_64+0x30/0x40

 4996 02:04:26.844426  # [   37.492834]  ? entr<4>[   45.409078]  ? __warn+0x80/0x110

 4997 02:04:26.847844  y_SYSCALL_64_after_hwframe+0x61/0xc6

 4998 02:04:26.856753  # [   37.498961] Modules l<4>[   45.419184]  ? refcount_warn_saturate+0x51/0x110

 4999 02:04:26.866330  inked in: fuse ip_tables cros_ec_lid_angle cros_ec_sensors cros_<4>[   45.430849]  ? report_bug+0x9e/0xc0

 5000 02:04:26.876389  ec_sensors_core industrialio_triggered_buffer kfifo_buf industri<4>[   45.441254]  ? handle_bug+0x41/0x90

 5001 02:04:26.887992  alio snd_soc_da7219 uvcvideo cros_ec_sysfs cros_ec_lightbar cros<4>[   45.451652]  ? exc_invalid_op+0x14/0x70

 5002 02:04:26.898942  _ec_sensorhub cros_ec_chardev cros_ec_debugfs videobuf2_vmalloc <4>[   45.462465]  ? asm_exc_invalid_op+0x12/0x20

 5003 02:04:26.910153  snd_soc_core cros_usbpd_charger videobuf2_memops cros_usbpd_logg<4>[   45.473646]  ? refcount_warn_saturate+0x51/0x110

 5004 02:04:26.916207  <4>[   45.485304]  ? refcount_warn_saturate+0x51/0x110

 5005 02:04:26.927765  er videobuf2_v4l2 snd_compress gsmi x86_pkg_temp_thermal cros_ec<4>[   45.490753]  lkdtm_REFCOUNT_ADD_OVERFLOW+0x7f/0xa7

 5006 02:04:26.932143  <4>[   45.502604]  direct_entry.cold+0x2c/0x38

 5007 02:04:26.943330  _dev snd_pcm_dmaengine videobuf2_common cros_usbpd_notify regmap<4>[   45.507276]  full_proxy_write+0x53/0x80

 5008 02:04:26.954224  _i2c i2c_hid coreboot_table chromeos_pstore cros_kbd_led_backlig<4>[   45.518060]  vfs_write+0xe7/0x3b0

 5009 02:04:26.954317  ht

 5010 02:04:26.957527  # [   37.557961] CR2: ffff9e0404006600

 5011 02:04:26.963617  # [   37.561950] ---<4>[   45.528271]  ksys_write+0x68/0xf0

 5012 02:04:26.966832  [ end trace 19f7a216b67dc04e ]---

 5013 02:04:26.974302  # [   37.567394] RIP: 0010:lk<4>[   45.538477]  do_syscall_64+0x30/0x40

 5014 02:04:26.976070  dtm_BUG+0x5/0x10

 5015 02:04:26.986512  # [   37.572064] Code: 89 ff e8 3e e6 79 ff 48<4>[   45.548974]  entry_SYSCALL_64_after_hwframe+0x61/0xc6

 5016 02:04:26.996440   c7 c0 ea ff ff ff eb de 48 c7 c0 ea ff ff ff c3 cc cc cc cc 48 <4>[   45.561121] RIP: 0033:0x7f9796438473

 5017 02:04:27.025613  c7 c0 f4 ff ff ff eb c9 0f 1f 44 00 00 <0f> 0b 66 0f 1f 84 00 00<4>[   45.571620] Code: 8b 15 21 2a 0e 00 f7 d8 64 89 02 48 c7 c0 ff ff ff ff eb b7 0f 1f 00 64 8b 04 25 18 00 00 00 85 c0 75 14 b8 01 00 00 00 0f 05 <48> 3d 00 f0 ff ff 77 55 c3 0f 1f 40 00 48 83 ec 28 48 89 54 24 18

 5018 02:04:27.028519   00 00 00 0f 1f 44 00 00 83 05 50 56 e9 02

 5019 02:04:27.039650  # [   37.593330] RSP<4>[   45.599110] RSP: 002b:00007ffccde0e618 EFLAGS: 00000246 ORIG_RAX: 0000000000000001

 5020 02:04:27.043099  : 0018:ffffb7dc812e7e60 EFLAGS: 00010282

 5021 02:04:27.054084  # [   37.599455] RAX: <4>[   45.614077] RAX: ffffffffffffffda RBX: 0000000000000016 RCX: 00007f9796438473

 5022 02:04:27.059995  ffffffff8fb79540 RBX: 0000000000000001 RCX: 0000000000000000

 5023 02:04:27.068043  # <4>[   45.628556] RDX: 0000000000000016 RSI: 00007f979632c000 RDI: 0000000000000001

 5024 02:04:27.528203  [   37.607732] RDX: 0000000000000000 RSI: ffff9e047ad1bf70 RDI: <4>[   45.643035] RBP: 00007f979632c000 R08: 00007f979632b010 R09: 0000000000000000

 5025 02:04:27.528996  ffffffff90b7e850

 5026 02:04:27.529837  # [   37.615993] RBP: ffffffff9105d410 R08: 00<4>[   45.657514] R10: fffffffffffffbc5 R11: 0000000000000246 R12: 0000000000000001

 5027 02:04:27.530446  00000000000001 R09: 0000000000000001

 5028 02:04:27.531056  # [   37.624254] R10: 0000<4>[   45.671995] R13: 0000000000000001 R14: 0000000000020000 R15: 0000000000020000

 5029 02:04:27.531597  0000ffffe000 R11: 3fffffffffffffff R12: 0000000000000004

 5030 02:04:27.532044  # [   <4>[   45.686481] irq event stamp: 0

 5031 02:04:27.532626  37.632515] R13: ffffb7dc812e7f10 R14: ffffb7dc812e7f10 R15: ffff<4>[   45.696391] hardirqs last  enabled at (0): [<0000000000000000>] 0x0

 5032 02:04:27.533069  9e0402af6000

 5033 02:04:27.533439  # [   37.640777] FS:  00007f953a100580(0000) GS:ff<4>[   45.709899] hardirqs last disabled at (0): [<ffffffff8f0fd844>] copy_process+0x664/0x1c60

 5034 02:04:27.533877  ff9e047ad80000(0000) knlGS:0000000000000000

 5035 02:04:27.534241  # [   37.650097] CS<4>[   45.725544] softirqs last  enabled at (0): [<ffffffff8f0fd844>] copy_process+0x664/0x1c60

 5036 02:04:27.534782  :  0010 DS: 0000 ES: 0000 CR0: 0000000080050033

 5037 02:04:27.535244  # [   37.656806<4>[   45.741190] softirqs last disabled at (0): [<0000000000000000>] 0x0

 5038 02:04:27.535738  ] CR2: ffff9e0404006600 CR3: 0000000105948001 CR4: 0000000000370<4>[   45.754697] ---[ end trace 19f7a216b67dc059 ]---

 5039 02:04:27.536097  6e0

 5040 02:04:27.536413  # [   37.665069] BUG: sleeping function called from invalid<6>[   45.766359] lkdtm: Overflow detected: saturated

 5041 02:04:27.536758   context at include/linux/percpu-rwsem.h:49

 5042 02:04:27.537047  # [   37.675271] in_atomic(): 0, irqs_disabled(): 1, non_block: 0, pid: 1613, name: cat

 5043 02:04:27.537356  # [   37.684019] INFO: lockdep is turned off.

 5044 02:04:27.537705  # [   37.688686] irq event stamp: 0

 5045 02:04:27.538097  # [   37.692384] hardirqs last  enabled at (0): [<0000000000000000>] 0x0

 5046 02:04:27.538414  # [   37.699684] hardirqs last disabled at (0): [<ffffffff8f0fd844>] copy_process+0x664/0x1c60

 5047 02:04:27.538904  # [   37.709110] softirqs last  enabled at (0): [<ffffffff8f0fd844>] copy_process+0x664/0x1c60

 5048 02:04:27.539394  # [   37.718535] softirqs last disabled at (0): [<0000000000000000>] 0x0

 5049 02:04:27.539843  # [   37.725825] CPU: 3 PID: 1613 Comm: cat Tainted: G      D W         5.10.182-cip35 #1

 5050 02:04:27.540336  # [   37.734765] Hardware name: Google Rammus/Rammus, BIOS  09/04/2020

 5051 02:04:27.540818  # [   37.741862] Call Trace:

 5052 02:04:27.541118  # [   37.744879]  dump_stack+0x77/0x9b

 5053 02:04:27.541406  # [   37.748860]  ___might_sleep.cold+0xa6/0xb6

 5054 02:04:27.541686  # [   37.753734]  exit_signals+0x1c/0x300

 5055 02:04:27.541966  # [   37.758014]  do_exit+0xc2/0xab0

 5056 02:04:27.542244  # [   37.761809]  ? ksys_write+0x68/0xf0

 5057 02:04:27.542518  # [   37.765992]  make_task_dead+0x2f/0x30

 5058 02:04:27.542814  # [   37.770361]  rewind_stack_and_make_dead+0x17/0x20

 5059 02:04:27.543106  # [   37.775895] RIP: 0033:0x7f953a016473

 5060 02:04:27.543387  # [   37.780174] Code: 8b 15 21 2a 0e 00 f7 d8 64 89 02 48 c7 c0 ff ff ff ff eb b7 0f 1f 00 64 8b 04 25 18 00 00 00 85 c0 75 14 b8 01 00 00 00 0f 05 <48> 3d 00 f0 ff ff 77 55 c3 0f 1f 40 00 48 83 ec 28 48 89 54 24 18

 5061 02:04:27.543691  # [   37.801448] RSP: 002b:00007fff774ad5c8 EFLAGS: 00000246 ORIG_RAX: 0000000000000001

 5062 02:04:27.544060  # [   37.810194] RAX: ffffffffffffffda RBX: 000000000000000d RCX: 00007f953a016473

 5063 02:04:27.544367  # [   37.818454] RDX: 000000000000000d RSI: 00007f9539f0a000 RDI: 0000000000000001

 5064 02:04:27.544694  # [   37.826714] RBP: 00007f9539f0a000 R08: 00007f9539f09010 R09: 0000000000000000

 5065 02:04:27.545062  # [   37.835017] R10: fffffffffffffbc5 R11: 0000000000000246 R12: 0000000000000001

 5066 02:04:27.545544  # [   37.843278] R13: 0000000000000001 R14: 0000000000020000 R15: 0000000000020000

 5067 02:04:27.545960  # EXEC_KMALLOC: saw 'call trace:': ok

 5068 02:04:27.546262  ok 32 selftests: lkdtm: EXEC_KMALLOC.sh

 5069 02:04:27.546736  # selftests: lkdtm: EXEC_VMALLOC.sh

 5070 02:04:27.547167  # Killed

 5071 02:04:27.547733  # [   37.954577] lkdtm: Performing direct entry EXEC_VMALLOC

 5072 02:04:27.548095  # [   37.963576] lkdtm: attempting ok execution at ffffffff8fb79910

 5073 02:04:27.548318  # [   37.970398] lkdtm: attempting bad execution at ffffb7dc80337000

 5074 02:04:27.548551  # [   37.983532] kernel tried to execute NX-protected page - exploit attempt? (uid: 0)

 5075 02:04:27.548814  # [   37.992190] BUG: unable to handle page fault for address: ffffb7dc80337000

 5076 02:04:27.549019  # [   38.006375] #PF: supervisor instruction fetch in kernel mode

 5077 02:04:27.549280  # [   38.012984] #PF: error_code(0x0011) - permissions violation

 5078 02:04:27.549592  # [   38.019496] PGD 100000067 P4D 100000067 PUD 100231067 PMD 100950067 PTE 80000001040d1063

 5079 02:04:27.549927  # [   38.028828] Oops: 0011 [#8] SMP PTI

 5080 02:04:27.550235  # [   38.033011] CPU: 3 PID: 1649 Comm: cat Tainted: G      D W         5.10.182-cip35 #1

 5081 02:04:27.550497  # [   38.041942] Hardware name: Google Rammus/Rammus, BIOS  09/04/2020

 5082 02:04:27.551027  # [   38.049039] RIP: 0010:0xffffb7dc80337000

 5083 02:04:27.551409  # [   38.053700] Code: Unable to access opcode bytes at RIP 0xffffb7dc80336fd6.

 5084 02:04:27.551744  # [   38.061680] RSP: 0018:ffffb7dc8228fe38 EFLAGS: 00010246

 5085 02:04:27.551965  # [   38.067805] RAX: 0000000000000033 RBX: 0000000000000001 RCX: 0000000000000000

 5086 02:04:27.552307  # [   38.076065] RDX: 0000000000000000 RSI: ffff9e047ad9bf70 RDI: ffff9e047ad9bf70

 5087 02:04:27.552767  # [   38.084326] RBP: ffffb7dc80337000 R08: 0000000000000000 R09: 0000000000000000

 5088 02:04:27.552957  # [   38.092586] R10: 00000000ffffe000 R11: 3fffffffffffffff R12: 000000000000000d

 5089 02:04:27.553129  # [   38.100846] R13: ffffb7dc8228ff10 R14: ffffb7dc8228ff10 R15: ffff9e04040d1000

 5090 02:04:27.553344  # [   38.109106] FS:  00007f19efff4580(0000) GS:ffff9e047ad80000(0000) knlGS:0000000000000000

 5091 02:04:27.557644  # [   38.118436] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033

 5092 02:04:27.566096  # [   38.125141] CR2: ffffb7dc80336fd6 CR3: 00000001032de002 CR4: 00000000003706e0

 5093 02:04:27.569357  # [   38.133400] Call Trace:

 5094 02:04:27.573645  # [   38.136420]  ? __die_body.cold+0x1a/0x1f

 5095 02:04:27.576981  # [   38.141105]  ? no_context+0x177/0x380

 5096 02:04:27.582290  # [   38.145475]  ? exc_page_fault+0xd7/0x170

 5097 02:04:27.587583  # [   38.150143]  ? asm_exc_page_fault+0x1e/0x30

 5098 02:04:27.592139  # [   38.155109]  ? execute_location+0x45/0x56

 5099 02:04:27.596122  # [   38.159875]  ? lkdtm_EXEC_VMALLOC+0x20/0x30

 5100 02:04:27.600880  # [   38.164834]  ? direct_entry.cold+0x2c/0x38

 5101 02:04:27.605509  # [   38.169699]  ? full_proxy_write+0x53/0x80

 5102 02:04:27.610184  # [   38.174464]  ? vfs_write+0xe7/0x3b0

 5103 02:04:27.614828  # [   38.178648]  ? ksys_write+0x68/0xf0

 5104 02:04:27.618531  # [   38.182823]  ? do_syscall_64+0x30/0x40

 5105 02:04:27.624174  # [   38.187297]  ? entry_SYSCALL_64_after_hwframe+0x61/0xc6

 5106 02:04:27.678525  # [   38.193423] Modules linked in: fuse ip_tables cros_ec_lid_angle cros_ec_sensors cros_ec_sensors_core industrialio_triggered_buffer kfifo_buf industrialio snd_soc_da7219 uvcvideo cros_ec_sysfs cros_ec_lightbar cros_ec_sensorhub cros_ec_chardev cros_ec_debugfs videobuf2_vmalloc snd_soc_core cros_usbpd_charger videobuf2_memops cros_usbpd_logger videobuf2_v4l2 snd_compress gsmi x86_pkg_temp_thermal cros_ec_dev snd_pcm_dmaengine videobuf2_common cros_usbpd_notify regmap_i2c i2c_hid coreboot_table chromeos_pstore cros_kbd_led_backlight

 5107 02:04:27.682698  # [   38.252414] CR2: ffffb7dc80337000

 5108 02:04:27.687737  # [   38.256403] ---[ end trace 19f7a216b67dc04f ]---

 5109 02:04:27.693061  # [   38.261849] RIP: 0010:lkdtm_BUG+0x5/0x10

 5110 02:04:27.714848  # [   38.266508] Code: 89 ff e8 3e e6 79 ff 48 c7 c0 ea ff ff ff eb de 48 c7 c0 ea ff ff ff c3 cc cc cc cc 48 c7 c0 f4 ff ff ff eb c9 0f 1f 44 00 00 <0f> 0b 66 0f 1f 84 00 00 00 00 00 0f 1f 44 00 00 83 05 50 56 e9 02

 5111 02:04:27.722027  # [   38.287782] RSP: 0018:ffffb7dc812e7e60 EFLAGS: 00010282

 5112 02:04:27.729409  # [   38.293907] RAX: ffffffff8fb79540 RBX: 0000000000000001 RCX: 0000000000000000

 5113 02:04:27.737428  # [   38.302168] RDX: 0000000000000000 RSI: ffff9e047ad1bf70 RDI: ffffffff90b7e850

 5114 02:04:27.745018  # [   38.310427] RBP: ffffffff9105d410 R08: 0000000000000001 R09: 0000000000000001

 5115 02:04:27.752904  # [   38.318688] R10: 00000000ffffe000 R11: 3fffffffffffffff R12: 0000000000000004

 5116 02:04:27.761812  # [   38.326949] R13: ffffb7dc812e7f10 R14: ffffb7dc812e7f10 R15: ffff9e0402af6000

 5117 02:04:27.770331  # [   38.335209] FS:  00007f19efff4580(0000) GS:ffff9e047ad80000(0000) knlGS:0000000000000000

 5118 02:04:27.777407  # [   38.344538] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033

 5119 02:04:27.785040  # [   38.351246] CR2: ffffb7dc80336fd6 CR3: 00000001032de002 CR4: 00000000003706e0

 5120 02:04:27.789074  # EXEC_VMALLOC: saw 'call trace:': ok

 5121 02:04:27.793448  ok 33 selftests: lkdtm: EXEC_VMALLOC.sh

 5122 02:04:27.797415  # selftests: lkdtm: EXEC_RODATA.sh

 5123 02:04:27.797523  # Killed

 5124 02:04:27.803930  # [   38.547830] lkdtm: Performing direct entry EXEC_RODATA

 5125 02:04:27.810321  # [   38.558266] lkdtm: attempting ok execution at ffffffff8fb79910

 5126 02:04:27.816898  # [   38.565077] lkdtm: attempting bad execution at ffffffff90b7ece0

 5127 02:04:27.825467  # [   38.571986] kernel tried to execute NX-protected page - exploit attempt? (uid: 0)

 5128 02:04:27.833679  # [   38.580661] BUG: unable to handle page fault for address: ffffffff90b7ece0

 5129 02:04:27.846438  # [   38.594846] #PF: supervisor instruction fetch<6>[   46.407806] lkdtm: Performing direct entry REFCOUNT_INC_NOT_ZERO_OVERFLOW

 5130 02:04:27.848479   in kernel mode

 5131 02:04:27.860393  # [   38.601456] #PF: error_code(0x0011) - perm<6>[   46.421266] lkdtm: attempting bad refcount_inc_not_zero() overflow

 5132 02:04:27.861569  issions violation

 5133 02:04:27.871479  # [   38.607969] PGD 121629067 P4D 121629067 <4>[   46.434724] ------------[ cut here ]------------

 5134 02:04:27.875561  PUD 12162a063 PMD 8000000120e000e1 

 5135 02:04:27.883709  # [   38.616038] Oops: 0011<4>[   46.446364] refcount_t: saturated; leaking memory.

 5136 02:04:27.884540   [#9] SMP PTI

 5137 02:04:27.899944  # [   38.620221] CPU: 2 PID: 1685 Comm: cat Taint<4>[   46.458251] WARNING: CPU: 1 PID: 2031 at lib/refcount.c:19 refcount_warn_saturate+0x97/0x110

 5138 02:04:27.903358  ed: G      D W         5.10.182-cip35 #1

 5139 02:04:27.958515  # [   38.629162] Hardw<4>[   46.474161] Modules linked in: fuse ip_tables cros_ec_lid_angle cros_ec_sensors cros_ec_sensors_core industrialio_triggered_buffer kfifo_buf industrialio snd_soc_da7219 uvcvideo cros_ec_sysfs cros_ec_lightbar cros_ec_sensorhub cros_ec_chardev cros_ec_debugfs videobuf2_vmalloc snd_soc_core cros_usbpd_charger videobuf2_memops cros_usbpd_logger videobuf2_v4l2 snd_compress gsmi x86_pkg_temp_thermal cros_ec_dev snd_pcm_dmaengine videobuf2_common cros_usbpd_notify regmap_i2c i2c_hid coreboot_table chromeos_pstore cros_kbd_led_backlight

 5140 02:04:27.963234  are name: Google Rammus/Rammus, BIOS  09/04/2020

 5141 02:04:27.973306  # [   38.63626<4>[   46.533121] CPU: 1 PID: 2031 Comm: cat Tainted: G      D W         5.10.182-cip35 #1

 5142 02:04:27.978108  2] RIP: 0010:lkdtm_rodata_do_nothing+0x0/0x10

 5143 02:04:27.986774  # [   38.642290] <4>[   46.548276] Hardware name: Google Rammus/Rammus, BIOS  09/04/2020

 5144 02:04:27.998986  Code: ff ff f0 eb 20 90 ff ff ff ff 6a 91 ff 90 ff ff ff ff 36 d<4>[   46.561593] RIP: 0010:refcount_warn_saturate+0x97/0x110

 5145 02:04:28.027128  3 20 90 ff ff ff ff 55 aa 55 aa 00 00 00 00 00 00 00 00 00 00 00<4>[   46.573938] Code: 01 01 e8 03 ee c0 00 0f 0b c3 cc cc cc cc 80 3d dc f1 f6 01 00 75 a8 48 c7 c7 28 3f f5 90 c6 05 cc f1 f6 01 01 e8 e0 ed c0 00 <0f> 0b c3 cc cc cc cc 80 3d b6 f1 f6 01 00 75 85 48 c7 c7 80 3f f5

 5146 02:04:28.039023   00 <e9> 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 54 68 69 7<4>[   46.601426] RSP: 0018:ffffb7dc8286fe38 EFLAGS: 00010282

 5147 02:04:28.039829  3 20 69

 5148 02:04:28.053203  # [   38.663565] RSP: 0018:ffffb7dc82307e48 EFLAGS: 000<4>[   46.613770] RAX: 0000000000000000 RBX: 000000007fffffff RCX: 0000000000000000

 5149 02:04:28.053736  10246

 5150 02:04:28.067615  # [   38.669690] RAX: 0000000000000033 RBX: 0000000000000<4>[   46.628249] RDX: ffff9e047acac660 RSI: ffff9e047ac9bf70 RDI: ffff9e047ac9bf70

 5151 02:04:28.070290  000 RCX: 0000000000000000

 5152 02:04:28.082151  # [   38.677953] RDX: 000000000000000<4>[   46.642735] RBP: ffffffff90ff8c00 R08: 0000000000000000 R09: 0000000000000000

 5153 02:04:28.086511  0 RSI: ffff9e047ad1bf70 RDI: ffff9e047ad1bf70

 5154 02:04:28.097052  # [   38.686211] <4>[   46.657213] R10: 00000000ffffe000 R11: 3fffffffffffffff R12: 000000000000001f

 5155 02:04:28.111526  RBP: ffffffff90b7ece0 R08: 0000000000000000 R09: 000000000000000<4>[   46.671692] R13: ffffb7dc8286ff10 R14: ffffb7dc8286ff10 R15: ffff9e04040df000

 5156 02:04:28.112079  0

 5157 02:04:28.126656  # [   38.694473] R10: 00000000ffffe000 R11: 3fffffffffffffff <4>[   46.686171] FS:  00007f78133e8580(0000) GS:ffff9e047ac80000(0000) knlGS:0000000000000000

 5158 02:04:28.129127  R12: 000000000000000c

 5159 02:04:28.141010  # [   38.702733] R13: ffffb7dc82307f10 R1<4>[   46.701719] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033

 5160 02:04:28.143655  4: ffffb7dc82307f10 R15: ffff9e0404052000

 5161 02:04:28.154469  # [   38.710993] FS: <4>[   46.714645] CR2: 00007f78131f2000 CR3: 00000001030ba004 CR4: 00000000003706e0

 5162 02:04:28.157255  <4>[   46.729119] Call Trace:

 5163 02:04:28.167414   00007f2d0f248580(0000) GS:ffff9e047ad00000(0000) knlGS:00000000<4>[   46.732147]  ? __warn+0x80/0x110

 5164 02:04:28.167975  00000000

 5165 02:04:28.179390  # [   38.720324] CS:  0010 DS: 0000 ES: 0000 CR0: 0000<4>[   46.742248]  ? refcount_warn_saturate+0x97/0x110

 5166 02:04:28.180149  000080050033

 5167 02:04:28.189389  # [   38.727033] CR2: ffffffff90b7ece0 CR3: 000000<4>[   46.753938]  ? report_bug+0x9e/0xc0

 5168 02:04:28.192742  010641a003 CR4: 00000000003706e0

 5169 02:04:28.195957  # [   38.735292] Call Trace:

 5170 02:04:28.200127  <4>[   46.764319]  ? handle_bug+0x41/0x90

 5171 02:04:28.204569  # [   38.738312]  ? __die_body.cold+0x1a/0x1f

 5172 02:04:28.210932  # [   38.742983] <4>[   46.774713]  ? exc_invalid_op+0x14/0x70

 5173 02:04:28.213041   ? no_context+0x177/0x380

 5174 02:04:28.221610  # [   38.747363]  ? exc_page_fault+0x<4>[   46.785504]  ? asm_exc_invalid_op+0x12/0x20

 5175 02:04:28.222837  d7/0x170

 5176 02:04:28.228086  # [   38.752031]  ? asm_exc_page_fault+0x1e/0x30

 5177 02:04:28.233558  # [ <4>[   46.796683]  ? refcount_warn_saturate+0x97/0x110

 5178 02:04:28.237825    38.756986]  ? execute_location+0x45/0x56

 5179 02:04:28.244878  # [   38.761753]  ? <4>[   46.808343]  ? refcount_warn_saturate+0x97/0x110

 5180 02:04:28.247722  direct_entry.cold+0x2c/0x38

 5181 02:04:28.258047  # [   38.766617]  ? full_proxy_writ<4>[   46.820006]  __refcount_add_not_zero.constprop.0+0x2a/0x35

 5182 02:04:28.258703  e+0x53/0x80

 5183 02:04:28.263310  # [   38.771383]  ? vfs_write+0xe7/0x3b0

 5184 02:04:28.270704  # [   38.<4>[   46.832642]  lkdtm_REFCOUNT_INC_NOT_ZERO_OVERFLOW+0x3e/0x76

 5185 02:04:28.274093  775567]  ? ksys_write+0x68/0xf0

 5186 02:04:28.281559  # [   38.779752]  ? do_syscall_<4>[   46.845373]  direct_entry.cold+0x2c/0x38

 5187 02:04:28.282557  64+0x30/0x40

 5188 02:04:28.292492  # [   38.784225]  ? entry_SYSCALL_64_after_hwframe<4>[   46.856263]  full_proxy_write+0x53/0x80

 5189 02:04:28.293222  +0x61/0xc6

 5190 02:04:28.302577  # [   38.790352] Modules linked in: fuse ip_tables c<4>[   46.867052]  vfs_write+0xe7/0x3b0

 5191 02:04:28.312211  ros_ec_lid_angle cros_ec_sensors cros_ec_sensors_core industrial<4>[   46.877259]  ksys_write+0x68/0xf0

 5192 02:04:28.323421  io_triggered_buffer kfifo_buf industrialio snd_soc_da7219 uvcvid<4>[   46.887467]  do_syscall_64+0x30/0x40

 5193 02:04:28.335121  eo cros_ec_sysfs cros_ec_lightbar cros_ec_sensorhub cros_ec_char<4>[   46.897961]  entry_SYSCALL_64_after_hwframe+0x61/0xc6

 5194 02:04:28.346651  dev cros_ec_debugfs videobuf2_vmalloc snd_soc_core cros_usbpd_ch<4>[   46.910110] RIP: 0033:0x7f78132fe473

 5195 02:04:28.373074  arger videobuf2_memops cros_usbpd_logger videobuf2_v4l2 snd_comp<4>[   46.920607] Code: 8b 15 21 2a 0e 00 f7 d8 64 89 02 48 c7 c0 ff ff ff ff eb b7 0f 1f 00 64 8b 04 25 18 00 00 00 85 c0 75 14 b8 01 00 00 00 0f 05 <48> 3d 00 f0 ff ff 77 55 c3 0f 1f 40 00 48 83 ec 28 48 89 54 24 18

 5196 02:04:28.388416  ress gsmi x86_pkg_temp_thermal cros_ec_dev snd_pcm_dmaengine vid<4>[   46.948095] RSP: 002b:00007ffe109e0f98 EFLAGS: 00000246 ORIG_RAX: 0000000000000001

 5197 02:04:28.402760  eobuf2_common cros_usbpd_notify regmap_i2c i2c_hid coreboot_tabl<4>[   46.963061] RAX: ffffffffffffffda RBX: 000000000000001f RCX: 00007f78132fe473

 5198 02:04:28.407542  e chromeos_pstore cros_kbd_led_backlight

 5199 02:04:28.417753  # [   38.849346] CR2: <4>[   46.977543] RDX: 000000000000001f RSI: 00007f78131f2000 RDI: 0000000000000001

 5200 02:04:28.418874  ffffffff90b7ece0

 5201 02:04:28.431899  # [   38.853327] ---[ end trace 19f7a216b67dc0<4>[   46.992021] RBP: 00007f78131f2000 R08: 00007f78131f1010 R09: 0000000000000000

 5202 02:04:28.432877  50 ]---

 5203 02:04:28.437124  # [   38.858765] RIP: 0010:lkdtm_BUG+0x5/0x10

 5204 02:04:28.446310  # [   38<4>[   47.006499] R10: fffffffffffffbc5 R11: 0000000000000246 R12: 0000000000000001

 5205 02:04:28.460444  .863431] Code: 89 ff e8 3e e6 79 ff 48 c7 c0 ea ff ff ff eb de 4<4>[   47.020979] R13: 0000000000000001 R14: 0000000000020000 R15: 0000000000020000

 5206 02:04:28.470420  8 c7 c0 ea ff ff ff c3 cc cc cc cc 48 c7 c0 f4 ff ff ff eb c9 0f<4>[   47.035463] irq event stamp: 0

 5207 02:04:28.484058   1f 44 00 00 <0f> 0b 66 0f 1f 84 00 00 00 00 00 0f 1f 44 00 00 8<4>[   47.045373] hardirqs last  enabled at (0): [<0000000000000000>] 0x0

 5208 02:04:28.486090  3 05 50 56 e9 02

 5209 02:04:28.499602  # [   38.884708] RSP: 0018:ffffb7dc812e7e60 EF<4>[   47.058882] hardirqs last disabled at (0): [<ffffffff8f0fd844>] copy_process+0x664/0x1c60

 5210 02:04:28.501628  LAGS: 00010282

 5211 02:04:28.515140  # [   38.890832] RAX: ffffffff8fb79540 RBX: 0000<4>[   47.074526] softirqs last  enabled at (0): [<ffffffff8f0fd844>] copy_process+0x664/0x1c60

 5212 02:04:28.518738  000000000001 RCX: 0000000000000000

 5213 02:04:28.528949  # [   38.899091] RDX: 000000<4>[   47.090171] softirqs last disabled at (0): [<0000000000000000>] 0x0

 5214 02:04:28.534938  0000000000 RSI: ffff9e047ad1bf70 RDI: ffffffff90b7e850

 5215 02:04:28.540135  # [   38<4>[   47.103684] ---[ end trace 19f7a216b67dc05a ]---

 5216 02:04:28.552444  .907352] RBP: ffffffff9105d410 R08: 0000000000000001 R09: 000000<6>[   47.115348] lkdtm: Overflow detected: saturated

 5217 02:04:28.553300  0000000001

 5218 02:04:28.561122  # [   38.915612] R10: 00000000ffffe000 R11: 3fffffffffffffff R12: 0000000000000004

 5219 02:04:28.569822  # [   38.923872] R13: ffffb7dc812e7f10 R14: ffffb7dc812e7f10 R15: ffff9e0402af6000

 5220 02:04:28.580371  # [   38.932133] FS:  00007f2d0f248580(0000) GS:ffff9e047ad00000(0000) knlGS:0000000000000000

 5221 02:04:28.584980  # [   38.941461] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033

 5222 02:04:28.593813  # [   38.948167] CR2: ffffffff90b7ece0 CR3: 000000010641a003 CR4: 00000000003706e0

 5223 02:04:28.603969  # [   38.956429] BUG: sleeping function called from invalid context at include/linux/percpu-rwsem.h:49

 5224 02:04:28.612353  # [   38.966634] in_atomic(): 0, irqs_disabled(): 1, non_block: 0, pid: 1685, name: cat

 5225 02:04:28.617463  # [   38.975379] INFO: lockdep is turned off.

 5226 02:04:28.621218  # [   38.980047] irq event stamp: 0

 5227 02:04:28.627630  # [   38.983746] hardirqs last  enabled at (0): [<0000000000000000>] 0x0

 5228 02:04:28.636482  # [   38.991037] hardirqs last disabled at (0): [<ffffffff8f0fd844>] copy_process+0x664/0x1c60

 5229 02:04:28.646090  # [   39.000457] softirqs last  enabled at (0): [<ffffffff8f0fd844>] copy_process+0x664/0x1c60

 5230 02:04:28.654081  # [   39.009883] softirqs last disabled at (0): [<0000000000000000>] 0x0

 5231 02:04:28.662397  # [   39.017174] CPU: 2 PID: 1685 Comm: cat Tainted: G      D W         5.10.182-cip35 #1

 5232 02:04:28.669602  # [   39.026115] Hardware name: Google Rammus/Rammus, BIOS  09/04/2020

 5233 02:04:28.678131  # [   39.<6>[   47.240557] lkdtm: Performing direct entry REFCOUNT_ADD_NOT_ZERO_OVERFLOW

 5234 02:04:28.685144  <6>[   47.253050] lkdtm: attempting bad refcount_add_not_zero() overflow

 5235 02:04:28.691876  <4>[   47.260283] ------------[ cut here ]------------

 5236 02:04:28.697003  <4>[   47.265761] refcount_t: saturated; leaking memory.

 5237 02:04:28.698721  033210] Call Trace:

 5238 02:04:28.702245  # [   39.036227]  dump_stack+0x77/0x9b

 5239 02:04:28.712168  # [<4>[   47.271415] WARNING: CPU: 3 PID: 2063 at lib/refcount.c:19 refcount_warn_saturate+0x97/0x110

 5240 02:04:28.717921     39.040209]  ___might_sleep.cold+0xa6/0xb6

 5241 02:04:28.771878  # [   39.045072]  <4>[   47.287340] Modules linked in: fuse ip_tables cros_ec_lid_angle cros_ec_sensors cros_ec_sensors_core industrialio_triggered_buffer kfifo_buf industrialio snd_soc_da7219 uvcvideo cros_ec_sysfs cros_ec_lightbar cros_ec_sensorhub cros_ec_chardev cros_ec_debugfs videobuf2_vmalloc snd_soc_core cros_usbpd_charger videobuf2_memops cros_usbpd_logger videobuf2_v4l2 snd_compress gsmi x86_pkg_temp_thermal cros_ec_dev snd_pcm_dmaengine videobuf2_common cros_usbpd_notify regmap_i2c i2c_hid coreboot_table chromeos_pstore cros_kbd_led_backlight

 5242 02:04:28.780733  <4>[   47.346354] CPU: 3 PID: 2063 Comm: cat Tainted: G      D W         5.10.182-cip35 #1

 5243 02:04:28.783700  exit_signals+0x1c/0x300

 5244 02:04:28.786847  # [   39.049351]  do_exit+0xc2/0xab0

 5245 02:04:28.794072  #<4>[   47.355309] Hardware name: Google Rammus/Rammus, BIOS  09/04/2020

 5246 02:04:28.798711   [   39.053146]  ? ksys_write+0x68/0xf0

 5247 02:04:28.806376  # [   39.057331]  make_<4>[   47.368619] RIP: 0010:refcount_warn_saturate+0x97/0x110

 5248 02:04:28.827656  <4>[   47.380962] Code: 01 01 e8 03 ee c0 00 0f 0b c3 cc cc cc cc 80 3d dc f1 f6 01 00 75 a8 48 c7 c7 28 3f f5 90 c6 05 cc f1 f6 01 01 e8 e0 ed c0 00 <0f> 0b c3 cc cc cc cc 80 3d b6 f1 f6 01 00 75 85 48 c7 c7 80 3f f5

 5249 02:04:28.833642  <4>[   47.402239] RSP: 0018:ffffb7dc828dfe38 EFLAGS: 00010282

 5250 02:04:28.841874  <4>[   47.408367] RAX: 0000000000000000 RBX: 000000007fffffff RCX: 0000000000000000

 5251 02:04:28.850456  <4>[   47.416622] RDX: ffff9e047adac660 RSI: ffff9e047ad9bf70 RDI: ffff9e047ad9bf70

 5252 02:04:28.858976  <4>[   47.424884] RBP: ffffffff90ff8c20 R08: 0000000000000000 R09: 0000000000000000

 5253 02:04:28.865969  <4>[   47.433147] R10: 00000000ffffe000 R11: 3fffffffffffffff R12: 000000000000001f

 5254 02:04:28.875111  <4>[   47.441411] R13: ffffb7dc828dff10 R14: ffffb7dc828dff10 R15: ffff9e040648e000

 5255 02:04:28.876546  task_dead+0x2f/0x30

 5256 02:04:28.890569  # [   39.061708]  rewind_stack_and_make_dea<4>[   47.449683] FS:  00007f4112a88580(0000) GS:ffff9e047ad80000(0000) knlGS:0000000000000000

 5257 02:04:28.897693  <4>[   47.465232] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033

 5258 02:04:28.905677  <4>[   47.471940] CR2: 00007f4112892000 CR3: 0000000103376005 CR4: 00000000003706e0

 5259 02:04:28.909132  <4>[   47.480194] Call Trace:

 5260 02:04:28.912580  <4>[   47.483215]  ? __warn+0x80/0x110

 5261 02:04:28.919063  <4>[   47.487130]  ? refcount_warn_saturate+0x97/0x110

 5262 02:04:28.921977  <4>[   47.492579]  ? report_bug+0x9e/0xc0

 5263 02:04:28.925650  <4>[   47.496764]  ? handle_bug+0x41/0x90

 5264 02:04:28.930708  <4>[   47.500947]  ? exc_invalid_op+0x14/0x70

 5265 02:04:28.935533  <4>[   47.505513]  ? asm_exc_invalid_op+0x12/0x20

 5266 02:04:28.941467  <4>[   47.510479]  ? refcount_warn_saturate+0x97/0x110

 5267 02:04:28.946750  <4>[   47.515949]  ? refcount_warn_saturate+0x97/0x110

 5268 02:04:28.953557  <4>[   47.521396]  __refcount_add_not_zero.constprop.0+0x2a/0x35

 5269 02:04:28.959321  <4>[   47.527816]  lkdtm_REFCOUNT_ADD_NOT_ZERO_OVERFLOW+0x3e/0x76

 5270 02:04:28.964020  <4>[   47.534332]  direct_entry.cold+0x2c/0x38

 5271 02:04:28.965128  d+0x17/0x20

 5272 02:04:28.970014  # [   39.067250] RIP: 0033:0x7f2d0f15e473

 5273 02:04:28.974752  # [   39<4>[   47.539007]  full_proxy_write+0x53/0x80

 5274 02:04:28.980147  <4>[   47.549797]  vfs_write+0xe7/0x3b0

 5275 02:04:28.988835  .071529] Code: 8b 15 21 2a 0e 00 f7 d8 64 89 02 48 c7 c0 ff ff f<4>[   47.553791]  ksys_write+0x68/0xf0

 5276 02:04:28.993240  <4>[   47.564000]  do_syscall_64+0x30/0x40

 5277 02:04:29.000306  <4>[   47.568305]  entry_SYSCALL_64_after_hwframe+0x61/0xc6

 5278 02:04:29.003111  <4>[   47.574237] RIP: 0033:0x7f411299e473

 5279 02:04:29.025152  <4>[   47.578520] Code: 8b 15 21 2a 0e 00 f7 d8 64 89 02 48 c7 c0 ff ff ff ff eb b7 0f 1f 00 64 8b 04 25 18 00 00 00 85 c0 75 14 b8 01 00 00 00 0f 05 <48> 3d 00 f0 ff ff 77 55 c3 0f 1f 40 00 48 83 ec 28 48 89 54 24 18

 5280 02:04:29.033810  <4>[   47.599798] RSP: 002b:00007fff8f1e0578 EFLAGS: 00000246 ORIG_RAX: 0000000000000001

 5281 02:04:29.042553  <4>[   47.608549] RAX: ffffffffffffffda RBX: 000000000000001f RCX: 00007f411299e473

 5282 02:04:29.052340  <4>[   47.616812] RDX: 000000000000001f RSI: 00007f4112892000 RDI: 0000000000000001

 5283 02:04:29.059840  <4>[   47.625075] RBP: 00007f4112892000 R08: 00007f4112891010 R09: 0000000000000000

 5284 02:04:29.066837  <4>[   47.633338] R10: fffffffffffffbc5 R11: 0000000000000246 R12: 0000000000000001

 5285 02:04:29.076256  <4>[   47.641601] R13: 0000000000000001 R14: 0000000000020000 R15: 0000000000020000

 5286 02:04:29.079040  <4>[   47.649859] irq event stamp: 0

 5287 02:04:29.086499  <4>[   47.653580] hardirqs last  enabled at (0): [<0000000000000000>] 0x0

 5288 02:04:29.095704  <4>[   47.660873] hardirqs last disabled at (0): [<ffffffff8f0fd844>] copy_process+0x664/0x1c60

 5289 02:04:29.105149  <4>[   47.670301] softirqs last  enabled at (0): [<ffffffff8f0fd844>] copy_process+0x664/0x1c60

 5290 02:04:29.112169  <4>[   47.679735] softirqs last disabled at (0): [<0000000000000000>] 0x0

 5291 02:04:29.117561  <4>[   47.687017] ---[ end trace 19f7a216b67dc05b ]---

 5292 02:04:29.122609  <6>[   47.692463] lkdtm: Overflow detected: saturated

 5293 02:04:29.137389  f ff eb b7 0f 1f 00 64 8b 04 25 18 00 00 00 85 c0 75 14 b8 01 00 00 00 0f 05 <48> 3d 00 f0 ff ff 77 55 c3 0f 1f 40 00 48 83 ec 28 48 89 54 24 18

 5294 02:04:29.145780  # [   39.092805] RSP: 002b:00007ffd3c2a91d8 EFLAGS: 00000246 ORIG_RAX: 0000000000000001

 5295 02:04:29.153614  # [   39.101551] RAX: ffffffffffffffda RBX: 000000000000000c RCX: 00007f2d0f15e473

 5296 02:04:29.163402  # [   39.109812] RDX: 000000000000000c RSI: 00007f2d0f052000 RDI: 0000000000000001

 5297 02:04:29.170122  # [   39.118072] RBP: 00007f2d0f052000 R08: 00007f2d0f051010 R09: 0000000000000000

 5298 02:04:29.178288  # [   39.126334] R10: fffffffffffffbc5 R11: 0000000000000246 R12: 0000000000000001

 5299 02:04:29.187634  # [   39.134595] R13: 0000000000000001 R14: 0000000000020000 R15: 0000000000020000

 5300 02:04:29.190981  # EXEC_RODATA: saw 'call trace:': ok

 5301 02:04:29.194415  ok 34 selftests: lkdtm: EXEC_RODATA.sh

 5302 02:04:29.197937  # selftests: lkdtm: EXEC_USERSPACE.sh

 5303 02:04:29.199778  # Killed

 5304 02:04:29.205300  # [   39.243773] lkdtm: Performing direct entry EXEC_USERSPACE

 5305 02:04:29.211794  # [   39.254877] lkdtm: attempting ok execution at ffffffff8fb79910

 5306 02:04:29.219817  # [   39.261726] lkdtm: attempting bad execution at 00007f929db02000

 5307 02:04:29.225853  # [   39.268652] unable to execute userspace code (SMEP?) (uid: 0)

 5308 02:04:29.233837  # [   39.275368] BUG: unable to handle page fault for address: 00007f929db02000

 5309 02:04:29.241237  # [   39.283340] #<6>[   47.808500] lkdtm: Performing direct entry REFCOUNT_DEC_ZERO

 5310 02:04:29.247304  <6>[   47.816333] lkdtm: attempting good refcount_dec()

 5311 02:04:29.253237  <6>[   47.821890] lkdtm: attempting bad refcount_dec() to zero

 5312 02:04:29.257902  PF: supervisor instruction fetch in kernel mode

 5313 02:04:29.265806  # [   39.289941<4>[   47.828123] ------------[ cut here ]------------

 5314 02:04:29.271389  <4>[   47.839788] refcount_t: decrement hit 0; leaking memory.

 5315 02:04:29.276849  ] #PF: error_code(0x0011) - permissions violation

 5316 02:04:29.287122  # [   39.2964<4>[   47.846025] WARNING: CPU: 3 PID: 2095 at lib/refcount.c:31 refcount_warn_saturate+0xfb/0x110

 5317 02:04:29.346350  54] PGD 8000000105a12067 P4D 8000000105a12067 PUD 106419067 PMD <4>[   47.861953] Modules linked in: fuse ip_tables cros_ec_lid_angle cros_ec_sensors cros_ec_sensors_core industrialio_triggered_buffer kfifo_buf industrialio snd_soc_da7219 uvcvideo cros_ec_sysfs cros_ec_lightbar cros_ec_sensorhub cros_ec_chardev cros_ec_debugfs videobuf2_vmalloc snd_soc_core cros_usbpd_charger videobuf2_memops cros_usbpd_logger videobuf2_v4l2 snd_compress gsmi x86_pkg_temp_thermal cros_ec_dev snd_pcm_dmaengine videobuf2_common cros_usbpd_notify regmap_i2c i2c_hid coreboot_table chromeos_pstore cros_kbd_led_backlight

 5318 02:04:29.348793  105fda067 PTE 10b79c067

 5319 02:04:29.361191  # [   39.306468] Oops: 0011 [#10] SMP P<4>[   47.920909] CPU: 3 PID: 2095 Comm: cat Tainted: G      D W         5.10.182-cip35 #1

 5320 02:04:29.361953  TI

 5321 02:04:29.375266  # [   39.310739] CPU: 2 PID: 1721 Comm: cat Tainted: G      <4>[   47.936063] Hardware name: Google Rammus/Rammus, BIOS  09/04/2020

 5322 02:04:29.377498  D W         5.10.182-cip35 #1

 5323 02:04:29.387097  # [   39.319683] Hardware name: G<4>[   47.949379] RIP: 0010:refcount_warn_saturate+0xfb/0x110

 5324 02:04:29.390677  oogle Rammus/Rammus, BIOS  09/04/2020

 5325 02:04:29.414839  # [   39.326779] RIP: 001<4>[   47.961720] Code: d8 3f f5 90 c6 05 7d f1 f6 01 01 e8 96 ed c0 00 0f 0b c3 cc cc cc cc 48 c7 c7 a8 3f f5 90 c6 05 64 f1 f6 01 01 e8 7c ed c0 00 <0f> 0b c3 cc cc cc cc 66 66 2e 0f 1f 84 00 00 00 00 00 0f 1f 00 8b

 5326 02:04:29.416731  0:0x7f929db02000

 5327 02:04:29.426700  # [   39.331057] Code: Unable to access opcode<4>[   47.989212] RSP: 0018:ffffb7dc8293fe48 EFLAGS: 00010286

 5328 02:04:29.435636  <4>[   48.001554] RAX: 0000000000000000 RBX: 000000000000002f RCX: 0000000000000000

 5329 02:04:29.438221   bytes at RIP 0x7f929db01fd6.

 5330 02:04:29.449470  # [   39.338640] RSP: 0018:ffffb7<4>[   48.009819] RDX: ffff9e047adac660 RSI: ffff9e047ad9bf70 RDI: ffff9e047ad9bf70

 5331 02:04:29.458941  <4>[   48.024293] RBP: ffffffff90ff8fd9 R08: 0000000000000000 R09: 0000000000000000

 5332 02:04:29.460978  dc8238fe50 EFLAGS: 00010246

 5333 02:04:29.472024  # [   39.344756] RAX: 0000000000000<4>[   48.032557] R10: 00000000ffffe000 R11: 3fffffffffffffff R12: 0000000000000012

 5334 02:04:29.482334  <4>[   48.047031] R13: ffffb7dc8293ff10 R14: ffffb7dc8293ff10 R15: ffff9e0402ab6000

 5335 02:04:29.485421  033 RBX: 0000000000000024 RCX: 0000000000000000

 5336 02:04:29.495935  # [   39.353017<4>[   48.055295] FS:  00007f8f5c18e580(0000) GS:ffff9e047ad80000(0000) knlGS:0000000000000000

 5337 02:04:29.503026  <4>[   48.070837] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033

 5338 02:04:29.517524  ] RDX: 0000000000000000 RSI: ffff9e047ad1bf70 RDI: ffff9e047ad1b<4>[   48.077546] CR2: 00007f8f5bf98000 CR3: 0000000102e0e003 CR4: 00000000003706e0

 5339 02:04:29.521251  <4>[   48.092021] Call Trace:

 5340 02:04:29.521698  f70

 5341 02:04:29.531173  # [   39.361278] RBP: 00007f929db02000 R08: 000000000000000<4>[   48.095046]  ? __warn+0x80/0x110

 5342 02:04:29.533951  0 R09: 0000000000000000

 5343 02:04:29.542552  # [   39.369539] R10: 00000000ffffe000 <4>[   48.105146]  ? refcount_warn_saturate+0xfb/0x110

 5344 02:04:29.546249  R11: 3fffffffffffffff R12: 000000000000000f

 5345 02:04:29.552385  # [   39.377800] R1<4>[   48.116811]  ? report_bug+0x9e/0xc0

 5346 02:04:29.558700  3: ffffb7dc8238ff10 R14: ffffb7dc8238ff10 R15: ffff9e04029c9000

 5347 02:04:29.562241  <4>[   48.127211]  ? handle_bug+0x41/0x90

 5348 02:04:29.562604  

 5349 02:04:29.573137  # [   39.386061] FS:  00007f929dad3580(0000) GS:ffff9e047ad0000<4>[   48.137609]  ? exc_invalid_op+0x14/0x70

 5350 02:04:29.576931  0(0000) knlGS:0000000000000000

 5351 02:04:29.584804  # [   39.395391] CS:  0010 DS: 0<4>[   48.148400]  ? asm_exc_invalid_op+0x12/0x20

 5352 02:04:29.588233  000 ES: 0000 CR0: 0000000080050033

 5353 02:04:29.597044  # [   39.402098] CR2: 00007f<4>[   48.159579]  ? refcount_warn_saturate+0xfb/0x110

 5354 02:04:29.602344  929db02000 CR3: 000000010641a005 CR4: 00000000003706e0

 5355 02:04:29.607765  # [   39<4>[   48.171241]  ? refcount_warn_saturate+0xfb/0x110

 5356 02:04:29.610493  .410361] Call Trace:

 5357 02:04:29.619751  # [   39.413382]  ? __die_body.cold+0x1a/0<4>[   48.182903]  lkdtm_REFCOUNT_DEC_ZERO+0x4d/0xbd

 5358 02:04:29.619839  x1f

 5359 02:04:29.624247  # [   39.418052]  ? no_context+0x177/0x380

 5360 02:04:29.630562  # [   39.422432<4>[   48.194374]  direct_entry.cold+0x2c/0x38

 5361 02:04:29.633062  ]  ? exc_page_fault+0x53/0x170

 5362 02:04:29.640770  # [   39.427103]  ? asm_exc_page<4>[   48.205259]  full_proxy_write+0x53/0x80

 5363 02:04:29.643153  _fault+0x1e/0x30

 5364 02:04:29.652303  # [   39.432067]  ? lkdtm_EXEC_USERSPACE.cold+<4>[   48.216049]  vfs_write+0xe7/0x3b0

 5365 02:04:29.652386  0x66/0xae

 5366 02:04:29.657752  # [   39.437722]  ? direct_entry.cold+0x2c/0x38

 5367 02:04:29.661771  # [ <4>[   48.226254]  ksys_write+0x68/0xf0

 5368 02:04:29.666440    39.442619]  ? full_proxy_write+0x53/0x80

 5369 02:04:29.671934  # [   39.447386]  ? <4>[   48.236464]  do_syscall_64+0x30/0x40

 5370 02:04:29.674276  vfs_write+0xe7/0x3b0

 5371 02:04:29.678782  # [   39.451569]  ? ksys_write+0x68/0xf0

 5372 02:04:29.684636  <4>[   48.246960]  entry_SYSCALL_64_after_hwframe+0x61/0xc6

 5373 02:04:29.688404  # [   39.455754]  ? do_syscall_64+0x30/0x40

 5374 02:04:29.695292  # [   39.460229]  ?<4>[   48.259108] RIP: 0033:0x7f8f5c0a4473

 5375 02:04:29.698667   entry_SYSCALL_64_after_hwframe+0x61/0xc6

 5376 02:04:29.721992  # [   39.466347] Modu<4>[   48.269605] Code: 8b 15 21 2a 0e 00 f7 d8 64 89 02 48 c7 c0 ff ff ff ff eb b7 0f 1f 00 64 8b 04 25 18 00 00 00 85 c0 75 14 b8 01 00 00 00 0f 05 <48> 3d 00 f0 ff ff 77 55 c3 0f 1f 40 00 48 83 ec 28 48 89 54 24 18

 5377 02:04:29.737506  les linked in: fuse ip_tables cros_ec_lid_angle cros_ec_sensors <4>[   48.297094] RSP: 002b:00007ffc3681b838 EFLAGS: 00000246 ORIG_RAX: 0000000000000001

 5378 02:04:29.744929  <4>[   48.312058] RAX: ffffffffffffffda RBX: 0000000000000012 RCX: 00007f8f5c0a4473

 5379 02:04:29.759869  cros_ec_sensors_core industrialio_triggered_buffer kfifo_buf ind<4>[   48.320322] RDX: 0000000000000012 RSI: 00007f8f5bf98000 RDI: 0000000000000001

 5380 02:04:29.769204  <4>[   48.334797] RBP: 00007f8f5bf98000 R08: 00007f8f5bf97010 R09: 0000000000000000

 5381 02:04:29.782524  ustrialio snd_soc_da7219 uvcvideo cros_ec_sysfs cros_ec_lightbar<4>[   48.343060] R10: fffffffffffffbc5 R11: 0000000000000246 R12: 0000000000000001

 5382 02:04:29.790524  <4>[   48.357535] R13: 0000000000000001 R14: 0000000000020000 R15: 0000000000020000

 5383 02:04:29.800603   cros_ec_sensorhub cros_ec_chardev cros_ec_debugfs videobuf2_vma<4>[   48.365803] irq event stamp: 0

 5384 02:04:29.814104  lloc snd_soc_core cros_usbpd_charger videobuf2_memops cros_usbpd<4>[   48.375709] hardirqs last  enabled at (0): [<0000000000000000>] 0x0

 5385 02:04:29.830439  _logger videobuf2_v4l2 snd_compress gsmi x86_pkg_temp_thermal cr<4>[   48.389218] hardirqs last disabled at (0): [<ffffffff8f0fd844>] copy_process+0x664/0x1c60

 5386 02:04:29.845528  os_ec_dev snd_pcm_dmaengine videobuf2_common cros_usbpd_notify r<4>[   48.404862] softirqs last  enabled at (0): [<ffffffff8f0fd844>] copy_process+0x664/0x1c60

 5387 02:04:29.853193  <4>[   48.420505] softirqs last disabled at (0): [<0000000000000000>] 0x0

 5388 02:04:29.865468  egmap_i2c i2c_hid coreboot_table chromeos_pstore cros_kbd_led_ba<4>[   48.427797] ---[ end trace 19f7a216b67dc05c ]---

 5389 02:04:29.869730  <6>[   48.439457] lkdtm: Zero detected: saturated

 5390 02:04:29.870927  cklight

 5391 02:04:29.874213  # [   39.525347] CR2: 00007f929db02000

 5392 02:04:29.879020  # [   39.529337] ---[ end trace 19f7a216b67dc051 ]---

 5393 02:04:29.883857  # [   39.540998] RIP: 0010:lkdtm_BUG+0x5/0x10

 5394 02:04:29.905305  # [   39.545682] Code: 89 ff e8 3e e6 79 ff 48 c7 c0 ea ff ff ff eb de 48 c7 c0 ea ff ff ff c3 cc cc cc cc 48 c7 c0 f4 ff ff ff eb c9 0f 1f 44 00 00 <0f> 0b 66 0f 1f 84 00 00 00 00 00 0f 1f 44 00 00 83 05 50 56 e9 02

 5395 02:04:29.911081  # [   39.566959] RSP: 0018:ffffb7dc812e7e60 EFLAGS: 00010282

 5396 02:04:29.919474  # [   39.573076] RAX: ffffffff8fb79540 RBX: 0000000000000001 RCX: 0000000000000000

 5397 02:04:29.927445  # [   39.581336] RDX: 0000000000000000 RSI: ffff9e047ad1bf70 RDI: ffffffff90b7e850

 5398 02:04:29.936463  # [   39.589597] RBP: ffffffff9105d410 R08: 0000000000000001 R09: 0000000000000001

 5399 02:04:29.944674  # [   39.597858] R10: 00000000ffffe000 R11: 3fffffffffffffff R12: 0000000000000004

 5400 02:04:29.952065  # [   39.606119] R13: ffffb7dc812e7f10 R14: ffffb7dc812e7f10 R15: ffff9e0402af6000

 5401 02:04:29.960910  # [   39.614380] FS:  00007f929dad3580(0000) GS:ffff9e047ad00000(0000) knlGS:0000000000000000

 5402 02:04:29.967930  # [   39.623709] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033

 5403 02:04:29.975917  # [   39.630461] CR2: 00007f929db02000 CR3: 000000010641a005 CR4: 00000000003706e0

 5404 02:04:29.980453  # EXEC_USERSPACE: saw 'call trace:': ok

 5405 02:04:29.984301  ok 35 selftests: lkdtm: EXEC_USERSPACE.sh

 5406 02:04:29.987226  # selftests: lkdtm: EXEC_NULL.sh

 5407 02:04:29.989061  # Killed

 5408 02:04:29.994279  # [   39.744237] lkdtm: Performing direct entry EXEC_NULL

 5409 02:04:30.008460  # [   39.750280] lkdtm: attempting ok execution at ffffffff<6>[   48.574760] lkdtm: Performing direct entry REFCOUNT_DEC_NEGATIVE

 5410 02:04:30.012987  <6>[   48.581935] lkdtm: attempting bad refcount_dec() below zero

 5411 02:04:30.019410  <4>[   48.588473] ------------[ cut here ]------------

 5412 02:04:30.025090  <4>[   48.593945] refcount_t: decrement hit 0; leaking memory.

 5413 02:04:30.034714  <4>[   48.600213] WARNING: CPU: 2 PID: 2130 at lib/refcount.c:31 refcount_warn_saturate+0xfb/0x110

 5414 02:04:30.035712  8fb79910

 5415 02:04:30.094785  # [   39.763325] lkdtm: attempting bad execution at 00<4>[   48.609955] Modules linked in: fuse ip_tables cros_ec_lid_angle cros_ec_sensors cros_ec_sensors_core industrialio_triggered_buffer kfifo_buf industrialio snd_soc_da7219 uvcvideo cros_ec_sysfs cros_ec_lightbar cros_ec_sensorhub cros_ec_chardev cros_ec_debugfs videobuf2_vmalloc snd_soc_core cros_usbpd_charger videobuf2_memops cros_usbpd_logger videobuf2_v4l2 snd_compress gsmi x86_pkg_temp_thermal cros_ec_dev snd_pcm_dmaengine videobuf2_common cros_usbpd_notify regmap_i2c i2c_hid coreboot_table chromeos_pstore cros_kbd_led_backlight

 5416 02:04:30.103012  <4>[   48.668965] CPU: 2 PID: 2130 Comm: cat Tainted: G      D W         5.10.182-cip35 #1

 5417 02:04:30.110029  <4>[   48.677933] Hardware name: Google Rammus/Rammus, BIOS  09/04/2020

 5418 02:04:30.116289  <4>[   48.685031] RIP: 0010:refcount_warn_saturate+0xfb/0x110

 5419 02:04:30.138037  <4>[   48.691160] Code: d8 3f f5 90 c6 05 7d f1 f6 01 01 e8 96 ed c0 00 0f 0b c3 cc cc cc cc 48 c7 c7 a8 3f f5 90 c6 05 64 f1 f6 01 01 e8 7c ed c0 00 <0f> 0b c3 cc cc cc cc 66 66 2e 0f 1f 84 00 00 00 00 00 0f 1f 00 8b

 5420 02:04:30.139760  00000000000000

 5421 02:04:30.150142  # [   39.776454] BUG: kernel NULL pointer derefe<4>[   48.712457] RSP: 0018:ffffb7dc829afe48 EFLAGS: 00010286

 5422 02:04:30.157725  <4>[   48.724800] RAX: 0000000000000000 RBX: 0000000000000030 RCX: 0000000000000000

 5423 02:04:30.166510  <4>[   48.733065] RDX: ffff9e047ad2c660 RSI: ffff9e047ad1bf70 RDI: ffff9e047ad1bf70

 5424 02:04:30.174842  <4>[   48.741326] RBP: ffffffff90ff8feb R08: 0000000000000000 R09: 0000000000000000

 5425 02:04:30.183872  <4>[   48.749579] R10: 00000000ffffe000 R11: 3fffffffffffffff R12: 0000000000000016

 5426 02:04:30.190894  <4>[   48.757844] R13: ffffb7dc829aff10 R14: ffffb7dc829aff10 R15: ffff9e0405a42000

 5427 02:04:30.200787  <4>[   48.766109] FS:  00007f9bee3a3580(0000) GS:ffff9e047ad00000(0000) knlGS:0000000000000000

 5428 02:04:30.207888  <4>[   48.775441] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033

 5429 02:04:30.216077  <4>[   48.782151] CR2: 00007f9bee1ad000 CR3: 0000000102d00002 CR4: 00000000003706e0

 5430 02:04:30.219921  <4>[   48.790413] Call Trace:

 5431 02:04:30.222754  <4>[   48.793437]  ? __warn+0x80/0x110

 5432 02:04:30.225939  rence, address: 0000000000000000

 5433 02:04:30.234005  # [   39.790737] #PF: supervis<4>[   48.797359]  ? refcount_warn_saturate+0xfb/0x110

 5434 02:04:30.238262  <4>[   48.809017]  ? report_bug+0x9e/0xc0

 5435 02:04:30.242731  <4>[   48.813203]  ? handle_bug+0x41/0x90

 5436 02:04:30.246737  <4>[   48.817388]  ? exc_invalid_op+0x14/0x70

 5437 02:04:30.251971  <4>[   48.821964]  ? asm_exc_invalid_op+0x12/0x20

 5438 02:04:30.258725  <4>[   48.826928]  ? refcount_warn_saturate+0xfb/0x110

 5439 02:04:30.262863  <4>[   48.832401]  ? refcount_warn_saturate+0xfb/0x110

 5440 02:04:30.268141  <4>[   48.837850]  lkdtm_REFCOUNT_DEC_NEGATIVE+0x37/0x61

 5441 02:04:30.273251  <4>[   48.843495]  direct_entry.cold+0x2c/0x38

 5442 02:04:30.277101  or instruction fetch in kernel mode

 5443 02:04:30.284656  # [   39.797347] #PF: error<4>[   48.848195]  full_proxy_write+0x53/0x80

 5444 02:04:30.288000  _code(0x0010) - not-present page

 5445 02:04:30.290527  # [   39.803375] PGD 0 P4D 0 

 5446 02:04:30.294877  <4>[   48.858985]  vfs_write+0xe7/0x3b0

 5447 02:04:30.294959  

 5448 02:04:30.298954  # [   39.806491] Oops: 0010 [#11] SMP PTI

 5449 02:04:30.304205  # [   39.810770] CPU<4>[   48.869193]  ksys_write+0x68/0xf0

 5450 02:04:30.308300  <4>[   48.879399]  do_syscall_64+0x30/0x40

 5451 02:04:30.315232  <4>[   48.883728]  entry_SYSCALL_64_after_hwframe+0x61/0xc6

 5452 02:04:30.326106  : 0 PID: 1757 Comm: cat Tainted: G      D W         5.10.182-cip<4>[   48.889684] RIP: 0033:0x7f9bee2b9473

 5453 02:04:30.347942  <4>[   48.900174] Code: 8b 15 21 2a 0e 00 f7 d8 64 89 02 48 c7 c0 ff ff ff ff eb b7 0f 1f 00 64 8b 04 25 18 00 00 00 85 c0 75 14 b8 01 00 00 00 0f 05 <48> 3d 00 f0 ff ff 77 55 c3 0f 1f 40 00 48 83 ec 28 48 89 54 24 18

 5454 02:04:30.355397  <4>[   48.921478] RSP: 002b:00007ffd9f9fea38 EFLAGS: 00000246 ORIG_RAX: 0000000000000001

 5455 02:04:30.355949  35 #1

 5456 02:04:30.369301  # [   39.819726] Hardware name: Google Rammus/Rammus, BIO<4>[   48.930247] RAX: ffffffffffffffda RBX: 0000000000000016 RCX: 00007f9bee2b9473

 5457 02:04:30.378430  <4>[   48.944713] RDX: 0000000000000016 RSI: 00007f9bee1ad000 RDI: 0000000000000001

 5458 02:04:30.387306  <4>[   48.952979] RBP: 00007f9bee1ad000 R08: 00007f9bee1ac010 R09: 0000000000000000

 5459 02:04:30.394732  <4>[   48.961243] R10: fffffffffffffbc5 R11: 0000000000000246 R12: 0000000000000001

 5460 02:04:30.403079  <4>[   48.969509] R13: 0000000000000001 R14: 0000000000020000 R15: 0000000000020000

 5461 02:04:30.406458  <4>[   48.977779] irq event stamp: 0

 5462 02:04:30.413809  <4>[   48.981510] hardirqs last  enabled at (0): [<0000000000000000>] 0x0

 5463 02:04:30.423330  <4>[   48.988803] hardirqs last disabled at (0): [<ffffffff8f0fd844>] copy_process+0x664/0x1c60

 5464 02:04:30.432541  <4>[   48.998234] softirqs last  enabled at (0): [<ffffffff8f0fd844>] copy_process+0x664/0x1c60

 5465 02:04:30.439855  <4>[   49.007685] softirqs last disabled at (0): [<0000000000000000>] 0x0

 5466 02:04:30.445116  <4>[   49.014979] ---[ end trace 19f7a216b67dc05d ]---

 5467 02:04:30.451419  <6>[   49.020426] lkdtm: Negative detected: saturated

 5468 02:04:30.452461  S  09/04/2020

 5469 02:04:30.455131  # [   39.826827] RIP: 0010:0x0

 5470 02:04:30.463606  # [   39.830030] Code: Unable to access opcode bytes at RIP 0xffffffffffffffd6.

 5471 02:04:30.469793  # [   39.837992] RSP: 0018:ffffb7dc82437e48 EFLAGS: 00010246

 5472 02:04:30.478057  # [   39.844117] RAX: 0000000000000033 RBX: 0000000000000000 RCX: 0000000000000000

 5473 02:04:30.485496  # [   39.852378] RDX: 0000000000000000 RSI: ffff9e047ac1bf70 RDI: ffff9e047ac1bf70

 5474 02:04:30.494856  # [   39.860640] RBP: 0000000000000000 R08: 0000000000000000 R09: 0000000000000000

 5475 02:04:30.502128  # [   39.868902] R10: 00000000ffffe000 R11: 3fffffffffffffff R12: 000000000000000a

 5476 02:04:30.510245  # [   39.877162] R13: ffffb7dc82437f10 R14: ffffb7dc82437f10 R15: ffff9e0405eaf000

 5477 02:04:30.519795  # [   39.885422] FS:  00007fb3d6d18580(0000) GS:ffff9e047ac00000(0000) knlGS:0000000000000000

 5478 02:04:30.525557  # [   39.894752] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033

 5479 02:04:30.534033  # [   39.901457] CR2: ffffffffffffffd6 CR3: 0000000102950005 CR4: 00000000003706f0

 5480 02:04:30.536792  # [   39.909734] Call Trace:

 5481 02:04:30.542094  # [   39.912755]  ? __die_body.cold+0x1a/0x1f

 5482 02:04:30.545691  # [   39.917430]  ? no_context+0x177/0x380

 5483 02:04:30.551352  # [   39.921815]  ? exc_page_fault+0x53/0x170

 5484 02:04:30.555315  # [   39.926488]  ? asm_exc_page_fault+0x1e/0x30

 5485 02:04:30.559726  # [   39.931443]  execute_location+0x45/0x56

 5486 02:04:30.564835  # [   39.936020]  direct_entry.cold+0x2c/0x38

 5487 02:04:30.568355  # [   39.940687]  full_proxy_write+0x53/0x80

 5488 02:04:30.576501  # <6>[   49.140464] lkdtm: Performing direct entry REFCOUNT_DEC_AND_TEST_NEGATIVE

 5489 02:04:30.580467  [   39.945266]  vfs_write+0xe7/0x3b0

 5490 02:04:30.590472  # [   39.949254]  ksys_wri<6>[   49.151777] lkdtm: attempting bad refcount_dec_and_test() below zero

 5491 02:04:30.591668  te+0x68/0xf0

 5492 02:04:30.596379  # [   39.953245]  do_syscall_64+0x30/0x40

 5493 02:04:30.602542  # [   3<4>[   49.165403] ------------[ cut here ]------------

 5494 02:04:30.607201  9.957525]  entry_SYSCALL_64_after_hwframe+0x61/0xc6

 5495 02:04:30.614036  # [   39.96<4>[   49.177048] refcount_t: underflow; use-after-free.

 5496 02:04:30.617171  3454] RIP: 0033:0x7fb3d6c2e473

 5497 02:04:30.629995  # [   39.967742] Code: 8b 15 21 <4>[   49.188937] WARNING: CPU: 1 PID: 2165 at lib/refcount.c:28 refcount_warn_saturate+0xba/0x110

 5498 02:04:30.689338  2a 0e 00 f7 d8 64 89 02 48 c7 c0 ff ff ff ff eb b7 0f 1f 00 64 8<4>[   49.204840] Modules linked in: fuse ip_tables cros_ec_lid_angle cros_ec_sensors cros_ec_sensors_core industrialio_triggered_buffer kfifo_buf industrialio snd_soc_da7219 uvcvideo cros_ec_sysfs cros_ec_lightbar cros_ec_sensorhub cros_ec_chardev cros_ec_debugfs videobuf2_vmalloc snd_soc_core cros_usbpd_charger videobuf2_memops cros_usbpd_logger videobuf2_v4l2 snd_compress gsmi x86_pkg_temp_thermal cros_ec_dev snd_pcm_dmaengine videobuf2_common cros_usbpd_notify regmap_i2c i2c_hid coreboot_table chromeos_pstore cros_kbd_led_backlight

 5499 02:04:30.705230  b 04 25 18 00 00 00 85 c0 75 14 b8 01 00 00 00 0f 05 <48> 3d 00 <4>[   49.263816] CPU: 1 PID: 2165 Comm: cat Tainted: G      D W         5.10.182-cip35 #1

 5500 02:04:30.710028  f0 ff ff 77 55 c3 0f 1f 40 00 48 83 ec 28 48 89 54 24 18

 5501 02:04:30.717454  # [   <4>[   49.278953] Hardware name: Google Rammus/Rammus, BIOS  09/04/2020

 5502 02:04:30.723267  <4>[   49.292266] RIP: 0010:refcount_warn_saturate+0xba/0x110

 5503 02:04:30.751016  39.989011] RSP: 002b:00007fff5af44838 EFLAGS: 00000246 ORIG_RAX:<4>[   49.298395] Code: 01 01 e8 e0 ed c0 00 0f 0b c3 cc cc cc cc 80 3d b6 f1 f6 01 00 75 85 48 c7 c7 80 3f f5 90 c6 05 a6 f1 f6 01 01 e8 bd ed c0 00 <0f> 0b c3 cc cc cc cc 80 3d 91 f1 f6 01 00 0f 85 5e ff ff ff 48 c7

 5504 02:04:30.758093  <4>[   49.325882] RSP: 0018:ffffb7dc82a67e40 EFLAGS: 00010286

 5505 02:04:30.759794   0000000000000001

 5506 02:04:30.772343  # [   39.997758] RAX: ffffffffffffffda RBX: 0<4>[   49.332013] RAX: 0000000000000000 RBX: 0000000000000031 RCX: 0000000000000000

 5507 02:04:30.780667  <4>[   49.346487] RDX: ffff9e047acac660 RSI: ffff9e047ac9bf70 RDI: ffff9e047ac9bf70

 5508 02:04:30.789426  <4>[   49.354749] RBP: ffffffff90ff8c40 R08: 0000000000000000 R09: 0000000000000000

 5509 02:04:30.798334  <4>[   49.363013] R10: 00000000ffffe000 R11: 3fffffffffffffff R12: 000000000000001f

 5510 02:04:30.804811  <4>[   49.371276] R13: ffffb7dc82a67f10 R14: ffffb7dc82a67f10 R15: ffff9e0403483000

 5511 02:04:30.808385  00000000000000a RCX: 00007fb3d6c2e473

 5512 02:04:30.820566  # [   40.006021] RDX: 000<4>[   49.379540] FS:  00007efc5065f580(0000) GS:ffff9e047ac80000(0000) knlGS:0000000000000000

 5513 02:04:30.827177  <4>[   49.395080] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033

 5514 02:04:30.833017  000000000000a RSI: 00007fb3d6b22000 RDI: 0000000000000001

 5515 02:04:30.841207  # [  <4>[   49.401793] CR2: 00007efc50469000 CR3: 0000000102be6004 CR4: 00000000003706e0

 5516 02:04:30.845112  <4>[   49.416266] Call Trace:

 5517 02:04:30.857635   40.014283] RBP: 00007fb3d6b22000 R08: 00007fb3d6b21010 R09: 000<4>[   49.419289]  ? __warn+0x80/0x110

 5518 02:04:30.860583  <4>[   49.429421]  ? refcount_warn_saturate+0xba/0x110

 5519 02:04:30.862114  0000000000000

 5520 02:04:30.870641  # [   40.022537] R10: fffffffffffffbc5 R11: 00000<4>[   49.434871]  ? report_bug+0x9e/0xc0

 5521 02:04:30.874192  00000000246 R12: 0000000000000001

 5522 02:04:30.880816  # [   40.030796] R13: 0000000<4>[   49.445268]  ? handle_bug+0x41/0x90

 5523 02:04:30.886762  000000001 R14: 0000000000020000 R15: 0000000000020000

 5524 02:04:30.892677  # [   40.<4>[   49.455668]  ? exc_invalid_op+0x14/0x70

 5525 02:04:30.903148  039062] Modules linked in: fuse ip_tables cros_ec_lid_angle cros<4>[   49.466462]  ? asm_exc_invalid_op+0x12/0x20

 5526 02:04:30.914409  _ec_sensors cros_ec_sensors_core industrialio_triggered_buffer k<4>[   49.477643]  ? refcount_warn_saturate+0xba/0x110

 5527 02:04:30.927477  fifo_buf industrialio snd_soc_da7219 uvcvideo cros_ec_sysfs cros<4>[   49.489305]  __refcount_sub_and_test.constprop.0+0x3c/0x50

 5528 02:04:30.940706  _ec_lightbar cros_ec_sensorhub cros_ec_chardev cros_ec_debugfs v<4>[   49.501939]  lkdtm_REFCOUNT_DEC_AND_TEST_NEGATIVE+0x3e/0x78

 5529 02:04:30.950876  ideobuf2_vmalloc snd_soc_core cros_usbpd_charger videobuf2_memop<4>[   49.514670]  direct_entry.cold+0x2c/0x38

 5530 02:04:30.961847  s cros_usbpd_logger videobuf2_v4l2 snd_compress gsmi x86_pkg_tem<4>[   49.525559]  full_proxy_write+0x53/0x80

 5531 02:04:30.972781  p_thermal cros_ec_dev snd_pcm_dmaengine videobuf2_common cros_us<4>[   49.536349]  vfs_write+0xe7/0x3b0

 5532 02:04:30.982582  bpd_notify regmap_i2c i2c_hid coreboot_table chromeos_pstore cro<4>[   49.546556]  ksys_write+0x68/0xf0

 5533 02:04:30.984093  s_kbd_led_backlight

 5534 02:04:30.987714  # [   40.091840] CR2: 0000000000000000

 5535 02:04:30.992174  # [<4>[   49.556764]  do_syscall_64+0x30/0x40

 5536 02:04:30.997545     40.095830] ---[ end trace 19f7a216b67dc052 ]---

 5537 02:04:31.004422  # [   40.101<4>[   49.567263]  entry_SYSCALL_64_after_hwframe+0x61/0xc6

 5538 02:04:31.007539  280] RIP: 0010:lkdtm_BUG+0x5/0x10

 5539 02:04:31.015165  # [   40.105953] Code: 89 ff <4>[   49.579413] RIP: 0033:0x7efc50575473

 5540 02:04:31.042468  e8 3e e6 79 ff 48 c7 c0 ea ff ff ff eb de 48 c7 c0 ea ff ff ff c<4>[   49.589913] Code: 8b 15 21 2a 0e 00 f7 d8 64 89 02 48 c7 c0 ff ff ff ff eb b7 0f 1f 00 64 8b 04 25 18 00 00 00 85 c0 75 14 b8 01 00 00 00 0f 05 <48> 3d 00 f0 ff ff 77 55 c3 0f 1f 40 00 48 83 ec 28 48 89 54 24 18

 5541 02:04:31.057029  3 cc cc cc cc 48 c7 c0 f4 ff ff ff eb c9 0f 1f 44 00 00 <0f> 0b <4>[   49.617406] RSP: 002b:00007ffdef6b1458 EFLAGS: 00000246 ORIG_RAX: 0000000000000001

 5542 02:04:31.065542  <4>[   49.632370] RAX: ffffffffffffffda RBX: 000000000000001f RCX: 00007efc50575473

 5543 02:04:31.072885  66 0f 1f 84 00 00 00 00 00 0f 1f 44 00 00 83 05 50 56 e9 02

 5544 02:04:31.079706  # [<4>[   49.640635] RDX: 000000000000001f RSI: 00007efc50469000 RDI: 0000000000000001

 5545 02:04:31.089589  <4>[   49.655110] RBP: 00007efc50469000 R08: 00007efc50468010 R09: 0000000000000000

 5546 02:04:31.094952     40.127229] RSP: 0018:ffffb7dc812e7e60 EFLAGS: 00010282

 5547 02:04:31.102669  # [  <4>[   49.663376] R10: fffffffffffffbc5 R11: 0000000000000246 R12: 0000000000000001

 5548 02:04:31.110953  <4>[   49.677849] R13: 0000000000000001 R14: 0000000000020000 R15: 0000000000020000

 5549 02:04:31.121226   40.133356] RAX: ffffffff8fb79540 RBX: 0000000000000001 RCX: 000<4>[   49.686120] irq event stamp: 0

 5550 02:04:31.122394  0000000000000

 5551 02:04:31.134522  # [   40.141617] RDX: 0000000000000000 RSI: ffff9<4>[   49.696025] hardirqs last  enabled at (0): [<0000000000000000>] 0x0

 5552 02:04:31.138100  e047ad1bf70 RDI: ffffffff90b7e850

 5553 02:04:31.150641  # [   40.149880] RBP: fffffff<4>[   49.709535] hardirqs last disabled at (0): [<ffffffff8f0fd844>] copy_process+0x664/0x1c60

 5554 02:04:31.159716  <4>[   49.725180] softirqs last  enabled at (0): [<ffffffff8f0fd844>] copy_process+0x664/0x1c60

 5555 02:04:31.165234  f9105d410 R08: 0000000000000001 R09: 0000000000000001

 5556 02:04:31.173217  # [   40.<4>[   49.734609] softirqs last disabled at (0): [<0000000000000000>] 0x0

 5557 02:04:31.184979  158143] R10: 00000000ffffe000 R11: 3fffffffffffffff R12: 0000000<4>[   49.748113] ---[ end trace 19f7a216b67dc05e ]---

 5558 02:04:31.186597  000000004

 5559 02:04:31.196306  # [   40.166405] R13: ffffb7dc812e7f10 R14: ffffb7dc8<6>[   49.759775] lkdtm: Negative detected: saturated

 5560 02:04:31.199279  12e7f10 R15: ffff9e0402af6000

 5561 02:04:31.208787  # [   40.174668] FS:  00007fb3d6d18580(0000) GS:ffff9e047ac00000(0000) knlGS:0000000000000000

 5562 02:04:31.215295  # [   40.183990] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033

 5563 02:04:31.223154  # [   40.190699] CR2: ffffffffffffffd6 CR3: 0000000102950005 CR4: 00000000003706f0

 5564 02:04:31.233505  # [   40.198962] BUG: sleeping function called from invalid context at include/linux/percpu-rwsem.h:49

 5565 02:04:31.242143  # [   40.209167] in_atomic(): 0, irqs_disabled(): 1, non_block: 0, pid: 1757, name: cat

 5566 02:04:31.247132  # [   40.217912] INFO: lockdep is turned off.

 5567 02:04:31.250574  # [   40.222580] irq event stamp: 0

 5568 02:04:31.257349  # [   40.226278] hardirqs last  enabled at (0): [<0000000000000000>] 0x0

 5569 02:04:31.266918  # [   40.233562] hardirqs last disabled at (0): [<ffffffff8f0fd844>] copy_process+0x664/0x1c60

 5570 02:04:31.276092  # [   40.242991] softirqs last  enabled at (0): [<ffffffff8f0fd844>] copy_process+0x664/0x1c60

 5571 02:04:31.283010  # [   40.252419] softirqs last disabled at (0): [<0000000000000000>] 0x0

 5572 02:04:31.292162  # [   40.259712] CPU: 0 PID: 1757 Comm: cat Tainted: G      D W         5.10.182-cip35 #1

 5573 02:04:31.299524  # [   40.268653] Hardware name: Google Rammus/Rammus, BIOS  09/04/2020

 5574 02:04:31.301973  # [   40.275749] Call Trace:

 5575 02:04:31.306852  # [   40.278770]  dump_stack+0x77/0x9b

 5576 02:04:31.310733  # [   40.282765]  ___might_sleep.cold+0xa6/0xb6

 5577 02:04:31.315007  # [   40.287637]  exit_signals+0x1c/0x300

 5578 02:04:31.318480  # [   40.291923]  do_exit+0xc2/0xab0

 5579 02:04:31.328752  # [   40.295710]  ? ks<6>[   49.890077] lkdtm: Performing direct entry REFCOUNT_SUB_AND_TEST_NEGATIVE

 5580 02:04:31.330412  ys_write+0x68/0xf0

 5581 02:04:31.334620  # [   40.299896]  make_task_dead+0x2f/0x30

 5582 02:04:31.342143  <6>[   49.903530] lkdtm: attempting bad refcount_sub_and_test() below zero

 5583 02:04:31.348226  # [   40.304275]  rewind_stack_and_make_dead+0x17/0x20

 5584 02:04:31.353902  # [   40<4>[   49.917136] ------------[ cut here ]------------

 5585 02:04:31.357298  .309818] RIP: 0033:0x7fb3d6c2e473

 5586 02:04:31.365880  # [   40.314099] Code: 8b 15 <4>[   49.928795] refcount_t: underflow; use-after-free.

 5587 02:04:31.381302  21 2a 0e 00 f7 d8 64 89 02 48 c7 c0 ff ff ff ff eb b7 0f 1f 00 6<4>[   49.940668] WARNING: CPU: 1 PID: 2200 at lib/refcount.c:28 refcount_warn_saturate+0xba/0x110

 5588 02:04:31.440569  4 8b 04 25 18 00 00 00 85 c0 75 14 b8 01 00 00 00 0f 05 <48> 3d <4>[   49.956591] Modules linked in: fuse ip_tables cros_ec_lid_angle cros_ec_sensors cros_ec_sensors_core industrialio_triggered_buffer kfifo_buf industrialio snd_soc_da7219 uvcvideo cros_ec_sysfs cros_ec_lightbar cros_ec_sensorhub cros_ec_chardev cros_ec_debugfs videobuf2_vmalloc snd_soc_core cros_usbpd_charger videobuf2_memops cros_usbpd_logger videobuf2_v4l2 snd_compress gsmi x86_pkg_temp_thermal cros_ec_dev snd_pcm_dmaengine videobuf2_common cros_usbpd_notify regmap_i2c i2c_hid coreboot_table chromeos_pstore cros_kbd_led_backlight

 5589 02:04:31.447432  00 f0 ff ff 77 55 c3 0f 1f 40 00 48 83 ec 28 48 89 54 24 18

 5590 02:04:31.455914  # [<4>[   50.015551] CPU: 1 PID: 2200 Comm: cat Tainted: G      D W         5.10.182-cip35 #1

 5591 02:04:31.468893     40.335376] RSP: 002b:00007fff5af44838 EFLAGS: 00000246 ORIG_R<4>[   50.030729] Hardware name: Google Rammus/Rammus, BIOS  09/04/2020

 5592 02:04:31.471765  AX: 0000000000000001

 5593 02:04:31.481771  # [   40.344125] RAX: ffffffffffffffda RBX<4>[   50.044047] RIP: 0010:refcount_warn_saturate+0xba/0x110

 5594 02:04:31.485378  : 000000000000000a RCX: 00007fb3d6c2e473

 5595 02:04:31.509025  # [   40.352388] RDX: <4>[   50.056388] Code: 01 01 e8 e0 ed c0 00 0f 0b c3 cc cc cc cc 80 3d b6 f1 f6 01 00 75 85 48 c7 c7 80 3f f5 90 c6 05 a6 f1 f6 01 01 e8 bd ed c0 00 <0f> 0b c3 cc cc cc cc 80 3d 91 f1 f6 01 00 0f 85 5e ff ff ff 48 c7

 5596 02:04:31.514905  000000000000000a RSI: 00007fb3d6b22000 RDI: 0000000000000001

 5597 02:04:31.522026  # <4>[   50.083902] RSP: 0018:ffffb7dc82ac7e40 EFLAGS: 00010286

 5598 02:04:31.536396  [   40.360651] RBP: 00007fb3d6b22000 R08: 00007fb3d6b21010 R09: <4>[   50.096227] RAX: 0000000000000000 RBX: 0000000000000032 RCX: 0000000000000000

 5599 02:04:31.537523  0000000000000000

 5600 02:04:31.550226  # [   40.368912] R10: fffffffffffffbc5 R11: 00<4>[   50.110704] RDX: ffff9e047acac660 RSI: ffff9e047ac9bf70 RDI: ffff9e047ac9bf70

 5601 02:04:31.554612  00000000000246 R12: 0000000000000001

 5602 02:04:31.565124  # [   40.377175] R13: 0000<4>[   50.125184] RBP: ffffffff90ff8c60 R08: 0000000000000000 R09: 0000000000000000

 5603 02:04:31.570185  000000000001 R14: 0000000000020000 R15: 0000000000020000

 5604 02:04:31.579160  # EXEC<4>[   50.139688] R10: 00000000ffffe000 R11: 3fffffffffffffff R12: 000000000000001f

 5605 02:04:31.584523  _NULL: saw 'call trace:': ok

 5606 02:04:31.593354  ok 36 selftests: lkdtm: EXEC_NULL.<4>[   50.154167] R13: ffffb7dc82ac7f10 R14: ffffb7dc82ac7f10 R15: ffff9e0402afa000

 5607 02:04:31.593937  sh

 5608 02:04:31.598407  # selftests: lkdtm: ACCESS_USERSPACE.sh

 5609 02:04:31.599098  # Killed

 5610 02:04:31.609607  # [   40.<4>[   50.168648] FS:  00007f6244847580(0000) GS:ffff9e047ac80000(0000) knlGS:0000000000000000

 5611 02:04:31.615925  <4>[   50.184193] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033

 5612 02:04:31.621202  528379] lkdtm: Performing direct entry ACCESS_USERSPACE

 5613 02:04:31.629987  # [   4<4>[   50.190905] CR2: 00007f6244651000 CR3: 00000001032d8002 CR4: 00000000003706e0

 5614 02:04:31.636069  0.541147] lkdtm: attempting bad read at 00007fcc5e144000

 5615 02:04:31.640064  # [   <4>[   50.205377] Call Trace:

 5616 02:04:31.649637  40.547581] BUG: unable to handle page fault for address: 00007fc<4>[   50.214619]  ? __warn+0x80/0x110

 5617 02:04:31.650822  c5e144000

 5618 02:04:31.661502  # [   40.555576] #PF: supervisor read access in kerne<4>[   50.224741]  ? refcount_warn_saturate+0xba/0x110

 5619 02:04:31.662180  l mode

 5620 02:04:31.671593  # [   40.567818] #PF: error_code(0x0001) - permissions v<4>[   50.236403]  ? report_bug+0x9e/0xc0

 5621 02:04:31.672840  iolation

 5622 02:04:31.681867  # [   40.574333] PGD 80000001030fb067 P4D 80000001030f<4>[   50.246805]  ? handle_bug+0x41/0x90

 5623 02:04:31.686858  b067 PUD 102fc3067 PMD 102950067 PTE 10ac4b067

 5624 02:04:31.692822  # [   40.590566]<4>[   50.257204]  ? exc_invalid_op+0x14/0x70

 5625 02:04:31.695664   Oops: 0001 [#12] SMP PTI

 5626 02:04:31.704785  # [   40.594838] CPU: 3 PID: 1792 Com<4>[   50.267995]  ? asm_exc_invalid_op+0x12/0x20

 5627 02:04:31.709033  m: cat Tainted: G      D W         5.10.182-cip35 #1

 5628 02:04:31.716630  # [   40.6<4>[   50.279173]  ? refcount_warn_saturate+0xba/0x110

 5629 02:04:31.721886  03782] Hardware name: Google Rammus/Rammus, BIOS  09/04/2020

 5630 02:04:31.728753  # <4>[   50.290833]  __refcount_sub_and_test.constprop.0+0x3c/0x50

 5631 02:04:31.734689  [   40.610883] RIP: 0010:lkdtm_ACCESS_USERSPACE.cold+0x41/0xa3

 5632 02:04:31.740986  <4>[   50.303473]  lkdtm_REFCOUNT_SUB_AND_TEST_NEGATIVE+0x3e/0x7b

 5633 02:04:31.752174  # [   40.617398] Code: 00 00 00 75 64 48 83 c4 10 5d c3 cc cc cc<4>[   50.316202]  direct_entry.cold+0x2c/0x38

 5634 02:04:31.763202   cc 48 89 ee 48 c7 c7 88 9e ff 90 e8 ef d7 fb ff 48 c7 c7 b0 9e <4>[   50.327088]  full_proxy_write+0x53/0x80

 5635 02:04:31.773041  ff 90 b8 de c0 de c0 <48> 03 45 00 48 89 04 24 e8 d6 d7 fb ff 48<4>[   50.337877]  vfs_write+0xe7/0x3b0

 5636 02:04:31.775854   89 ee 48 c7 c7 d8 9e ff

 5637 02:04:31.783395  # [   40.638682] RSP: 0018:ffffb7dc824<4>[   50.348083]  ksys_write+0x68/0xf0

 5638 02:04:31.786185  cfe48 EFLAGS: 00010246

 5639 02:04:31.793682  # [   40.644807] RAX: 00000000c0dec0de R<4>[   50.358292]  do_syscall_64+0x30/0x40

 5640 02:04:31.799829  <4>[   50.368789]  entry_SYSCALL_64_after_hwframe+0x61/0xc6

 5641 02:04:31.804368  BX: 0000000000000026 RCX: 0000000000000000

 5642 02:04:31.810092  # [   40.653069] RDX<4>[   50.374738] RIP: 0033:0x7f624475d473

 5643 02:04:31.831746  <4>[   50.385229] Code: 8b 15 21 2a 0e 00 f7 d8 64 89 02 48 c7 c0 ff ff ff ff eb b7 0f 1f 00 64 8b 04 25 18 00 00 00 85 c0 75 14 b8 01 00 00 00 0f 05 <48> 3d 00 f0 ff ff 77 55 c3 0f 1f 40 00 48 83 ec 28 48 89 54 24 18

 5644 02:04:31.838567  : 0000000000000000 RSI: ffff9e047ad9bf70 RDI: ffffffff90ff9eb0

 5645 02:04:31.846413  <4>[   50.406506] RSP: 002b:00007ffe53218b18 EFLAGS: 00000246 ORIG_RAX: 0000000000000001

 5646 02:04:31.855267  <4>[   50.421464] RAX: ffffffffffffffda RBX: 000000000000001f RCX: 00007f624475d473

 5647 02:04:31.869581  # [   40.661332] RBP: 00007fcc5e144000 R08: 0000000000000000 R09<4>[   50.429731] RDX: 000000000000001f RSI: 00007f6244651000 RDI: 0000000000000001

 5648 02:04:31.878756  <4>[   50.444203] RBP: 00007f6244651000 R08: 00007f6244650010 R09: 0000000000000000

 5649 02:04:31.879213  : 0000000000000000

 5650 02:04:31.892020  # [   40.669594] R10: 00000000ffffe000 R11: <4>[   50.452466] R10: fffffffffffffbc5 R11: 0000000000000246 R12: 0000000000000001

 5651 02:04:31.896492  3fffffffffffffff R12: 0000000000000011

 5652 02:04:31.906804  # [   40.677854] R13: ff<4>[   50.466944] R13: 0000000000000001 R14: 0000000000020000 R15: 0000000000020000

 5653 02:04:31.913766  ffb7dc824cff10 R14: ffffb7dc824cff10 R15: ffff9e040267d000

 5654 02:04:31.916583  # [ <4>[   50.481427] irq event stamp: 0

 5655 02:04:31.923900  <4>[   50.491339] hardirqs last  enabled at (0): [<0000000000000000>] 0x0

 5656 02:04:31.939263    40.686117] FS:  00007fcc5e115580(0000) GS:ffff9e047ad80000(000<4>[   50.498634] hardirqs last disabled at (0): [<ffffffff8f0fd844>] copy_process+0x664/0x1c60

 5657 02:04:31.948831  <4>[   50.514270] softirqs last  enabled at (0): [<ffffffff8f0fd844>] copy_process+0x664/0x1c60

 5658 02:04:31.951956  0) knlGS:0000000000000000

 5659 02:04:31.961896  # [   40.695446] CS:  0010 DS: 0000 E<4>[   50.523702] softirqs last disabled at (0): [<0000000000000000>] 0x0

 5660 02:04:31.967389  <4>[   50.537200] ---[ end trace 19f7a216b67dc05f ]---

 5661 02:04:31.973196  <6>[   50.542649] lkdtm: Negative detected: saturated

 5662 02:04:31.975816  S: 0000 CR0: 0000000080050033

 5663 02:04:31.983753  # [   40.702152] CR2: 00007fcc5e144000 CR3: 0000000105ec0002 CR4: 00000000003706e0

 5664 02:04:31.987505  # [   40.710412] Call Trace:

 5665 02:04:31.992387  # [   40.713432]  ? __die_body.cold+0x1a/0x1f

 5666 02:04:31.996583  # [   40.718100]  ? no_context+0x177/0x380

 5667 02:04:32.000998  # [   40.722472]  ? exc_page_fault+0x53/0x170

 5668 02:04:32.005273  # [   40.727140]  ? asm_exc_page_fault+0x1e/0x30

 5669 02:04:32.011035  # [   40.732104]  ? lkdtm_ACCESS_USERSPACE.cold+0x41/0xa3

 5670 02:04:32.016790  # [   40.737938]  ? lkdtm_ACCESS_USERSPACE.cold+0x35/0xa3

 5671 02:04:32.021774  # [   40.743771]  direct_entry.cold+0x2c/0x38

 5672 02:04:32.026577  # [   40.748442]  full_proxy_write+0x53/0x80

 5673 02:04:32.029966  # [   40.753014]  vfs_write+0xe7/0x3b0

 5674 02:04:32.033457  # [   40.757004]  ksys_write+0x68/0xf0

 5675 02:04:32.038611  # [   40.760984]  do_syscall_64+0x30/0x40

 5676 02:04:32.043462  # [   40.765263]  entry_SYSCALL_64_after_hwframe+0x61/0xc6

 5677 02:04:32.048151  # [   40.771194] RIP: 0033:0x7fcc5e02b473

 5678 02:04:32.069508  # [   40.775473] Code: 8b 15 21 2a 0e 00 f7 d8 64 89 02 48 c7 c0 ff ff ff ff eb b7 0f 1f 00 64 8b 04 25 18 00 00 00 85 c0 75 14 b8 01 00 00 00 0f 05 <48> 3d 00 f0 ff ff 77 55 c3 0f 1f 40 00 48 83 ec 28 48 89 54 24 18

 5679 02:04:32.078344  # [   40.796749] RSP: 002b:00007ffd61857d18 EFLAGS: 00000246 ORIG_RAX: 0000000000000001

 5680 02:04:32.085707  # [   40.805495] RAX: ffffffffffffffda RBX: 0000000000000011 RCX: 00007fcc5e02b473

 5681 02:04:32.097782  # [   40.813757] RDX: 0000000000000011 RSI: 00007fcc5df<6>[   50.662519] lkdtm: Performing direct entry REFCOUNT_INC_ZERO

 5682 02:04:32.100681  1f000 RDI: 0000000000000001

 5683 02:04:32.111288  # [   40.822018] RBP: 00007fcc5df1f<6>[   50.672749] lkdtm: attempting safe refcount_inc_not_zero() from zero

 5684 02:04:32.116104  000 R08: 00007fcc5df1e010 R09: 0000000000000000

 5685 02:04:32.121841  # [   40.830278<6>[   50.686359] lkdtm: Good: zero detected

 5686 02:04:32.133051  ] R10: fffffffffffffbc5 R11: 0000000000000246 R12: 0000000000000<6>[   50.697049] lkdtm: Correctly stayed at zero

 5687 02:04:32.133779  001

 5688 02:04:32.145988  # [   40.838540] R13: 0000000000000001 R14: 000000000002000<6>[   50.708228] lkdtm: attempting bad refcount_inc() from zero

 5689 02:04:32.148917  0 R15: 0000000000020000

 5690 02:04:32.157712  # [   40.846805] Modules linked in: fus<4>[   50.720864] ------------[ cut here ]------------

 5691 02:04:32.163285  <4>[   50.732527] refcount_t: addition on 0; use-after-free.

 5692 02:04:32.180344  e ip_tables cros_ec_lid_angle cros_ec_sensors cros_ec_sensors_co<4>[   50.738587] WARNING: CPU: 1 PID: 2232 at lib/refcount.c:25 refcount_warn_saturate+0x74/0x110

 5693 02:04:32.238373  re industrialio_triggered_buffer kfifo_buf industrialio snd_soc_<4>[   50.754511] Modules linked in: fuse ip_tables cros_ec_lid_angle cros_ec_sensors cros_ec_sensors_core industrialio_triggered_buffer kfifo_buf industrialio snd_soc_da7219 uvcvideo cros_ec_sysfs cros_ec_lightbar cros_ec_sensorhub cros_ec_chardev cros_ec_debugfs videobuf2_vmalloc snd_soc_core cros_usbpd_charger videobuf2_memops cros_usbpd_logger videobuf2_v4l2 snd_compress gsmi x86_pkg_temp_thermal cros_ec_dev snd_pcm_dmaengine videobuf2_common cros_usbpd_notify regmap_i2c i2c_hid coreboot_table chromeos_pstore cros_kbd_led_backlight

 5694 02:04:32.253559  da7219 uvcvideo cros_ec_sysfs cros_ec_lightbar cros_ec_sensorhub<4>[   50.813466] CPU: 1 PID: 2232 Comm: cat Tainted: G      D W         5.10.182-cip35 #1

 5695 02:04:32.260626  <4>[   50.828602] Hardware name: Google Rammus/Rammus, BIOS  09/04/2020

 5696 02:04:32.272808   cros_ec_chardev cros_ec_debugfs videobuf2_vmalloc snd_soc_core <4>[   50.835706] RIP: 0010:refcount_warn_saturate+0x74/0x110

 5697 02:04:32.293958  <4>[   50.848038] Code: 01 01 e8 26 ee c0 00 0f 0b c3 cc cc cc cc 80 3d fd f1 f6 01 00 75 cb 48 c7 c7 50 3f f5 90 c6 05 ed f1 f6 01 01 e8 03 ee c0 00 <0f> 0b c3 cc cc cc cc 80 3d dc f1 f6 01 00 75 a8 48 c7 c7 28 3f f5

 5698 02:04:32.306529  cros_usbpd_charger videobuf2_memops cros_usbpd_logger videobuf2_<4>[   50.869316] RSP: 0018:ffffb7dc82a4fe48 EFLAGS: 00010286

 5699 02:04:32.314453  <4>[   50.881653] RAX: 0000000000000000 RBX: 0000000000000033 RCX: 0000000000000000

 5700 02:04:32.329764  v4l2 snd_compress gsmi x86_pkg_temp_thermal cros_ec_dev snd_pcm_<4>[   50.889941] RDX: ffff9e047acac660 RSI: ffff9e047ac9bf70 RDI: ffff9e047ac9bf70

 5701 02:04:32.337466  <4>[   50.904413] RBP: ffffffff90ff9001 R08: 0000000000000000 R09: 0000000000000000

 5702 02:04:32.352563  dmaengine videobuf2_common cros_usbpd_notify regmap_i2c i2c_hid <4>[   50.912685] R10: 00000000ffffe000 R11: 3fffffffffffffff R12: 0000000000000012

 5703 02:04:32.360089  <4>[   50.927159] R13: ffffb7dc82a4ff10 R14: ffffb7dc82a4ff10 R15: ffff9e0403e67000

 5704 02:04:32.366069  coreboot_table chromeos_pstore cros_kbd_led_backlight

 5705 02:04:32.375816  # [   40.<4>[   50.935425] FS:  00007f4fdee91580(0000) GS:ffff9e047ac80000(0000) knlGS:0000000000000000

 5706 02:04:32.382740  <4>[   50.950966] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033

 5707 02:04:32.385335  905801] CR2: 00007fcc5e144000

 5708 02:04:32.397125  # [   40.909789] ---[ end trace 1<4>[   50.957678] CR2: 00007f4fdec9b000 CR3: 0000000105b68005 CR4: 00000000003706e0

 5709 02:04:32.398786  9f7a216b67dc053 ]---

 5710 02:04:32.406028  # [   40.915235] RIP: 0010:lkdtm_BUG+0x5/0<4>[   50.972160] Call Trace:

 5711 02:04:32.406492  x10

 5712 02:04:32.416762  # [   40.919902] Code: 89 ff e8 3e e6 79 ff 48 c7 c0 ea ff <4>[   50.981404]  ? __warn+0x80/0x110

 5713 02:04:32.428466  ff ff eb de 48 c7 c0 ea ff ff ff c3 cc cc cc cc 48 c7 c0 f4 ff f<4>[   50.991509]  ? refcount_warn_saturate+0x74/0x110

 5714 02:04:32.433104  <4>[   51.003172]  ? report_bug+0x9e/0xc0

 5715 02:04:32.442535  f ff eb c9 0f 1f 44 00 00 <0f> 0b 66 0f 1f 84 00 00 00 00 00 0f <4>[   51.007358]  ? handle_bug+0x41/0x90

 5716 02:04:32.447368  <4>[   51.017752]  ? exc_invalid_op+0x14/0x70

 5717 02:04:32.450521  1f 44 00 00 83 05 50 56 e9 02

 5718 02:04:32.458555  # [   40.941177] RSP: 0018:ffffb7<4>[   51.022328]  ? asm_exc_invalid_op+0x12/0x20

 5719 02:04:32.461625  dc812e7e60 EFLAGS: 00010282

 5720 02:04:32.470142  # [   40.947302] RAX: ffffffff8fb79<4>[   51.033504]  ? refcount_warn_saturate+0x74/0x110

 5721 02:04:32.475990  <4>[   51.045165]  ? refcount_warn_saturate+0x74/0x110

 5722 02:04:32.480682  540 RBX: 0000000000000001 RCX: 0000000000000000

 5723 02:04:32.486846  # [   40.955563<4>[   51.050617]  lkdtm_REFCOUNT_INC_ZERO+0x99/0xc1

 5724 02:04:32.491908  <4>[   51.062078]  direct_entry.cold+0x2c/0x38

 5725 02:04:32.503041  ] RDX: 0000000000000000 RSI: ffff9e047ad1bf70 RDI: ffffffff90b7e<4>[   51.066752]  full_proxy_write+0x53/0x80

 5726 02:04:32.503452  850

 5727 02:04:32.513907  # [   40.963822] RBP: ffffffff9105d410 R08: 000000000000000<4>[   51.077537]  vfs_write+0xe7/0x3b0

 5728 02:04:32.516738  <4>[   51.087748]  ksys_write+0x68/0xf0

 5729 02:04:32.520073  1 R09: 0000000000000001

 5730 02:04:32.527066  # [   40.972084] R10: 00000000ffffe000 <4>[   51.091746]  do_syscall_64+0x30/0x40

 5731 02:04:32.531613  R11: 3fffffffffffffff R12: 0000000000000004

 5732 02:04:32.539495  # [   40.980346] R1<4>[   51.102239]  entry_SYSCALL_64_after_hwframe+0x61/0xc6

 5733 02:04:32.543356  <4>[   51.114388] RIP: 0033:0x7f4fdeda7473

 5734 02:04:32.550962  3: ffffb7dc812e7f10 R14: ffffb7dc812e7f10 R15: ffff9e0402af6000

 5735 02:04:32.571138  <4>[   51.118686] Code: 8b 15 21 2a 0e 00 f7 d8 64 89 02 48 c7 c0 ff ff ff ff eb b7 0f 1f 00 64 8b 04 25 18 00 00 00 85 c0 75 14 b8 01 00 00 00 0f 05 <48> 3d 00 f0 ff ff 77 55 c3 0f 1f 40 00 48 83 ec 28 48 89 54 24 18

 5736 02:04:32.579978  <4>[   51.146170] RSP: 002b:00007fff9e8c1278 EFLAGS: 00000246 ORIG_RAX: 0000000000000001

 5737 02:04:32.580063  

 5738 02:04:32.594312  # [   40.988608] FS:  00007fcc5e115580(0000) GS:ffff9e047ad8000<4>[   51.154920] RAX: ffffffffffffffda RBX: 0000000000000012 RCX: 00007f4fdeda7473

 5739 02:04:32.602996  <4>[   51.169392] RDX: 0000000000000012 RSI: 00007f4fdec9b000 RDI: 0000000000000001

 5740 02:04:32.605743  0(0000) knlGS:0000000000000000

 5741 02:04:32.616649  # [   40.997936] CS:  0010 DS: 0<4>[   51.177658] RBP: 00007f4fdec9b000 R08: 00007f4fdec9a010 R09: 0000000000000000

 5742 02:04:32.625281  <4>[   51.192133] R10: fffffffffffffbc5 R11: 0000000000000246 R12: 0000000000000001

 5743 02:04:32.629295  000 ES: 0000 CR0: 0000000080050033

 5744 02:04:32.639913  # [   41.004644] CR2: 00007f<4>[   51.200400] R13: 0000000000000001 R14: 0000000000020000 R15: 0000000000020000

 5745 02:04:32.645498  cc5e144000 CR3: 0000000105ec0002 CR4: 00000000003706e0

 5746 02:04:32.650120  # ACCESS<4>[   51.214877] irq event stamp: 0

 5747 02:04:32.656951  <4>[   51.224790] hardirqs last  enabled at (0): [<0000000000000000>] 0x0

 5748 02:04:32.660402  _USERSPACE: saw 'call trace:': ok

 5749 02:04:32.672741  ok 37 selftests: lkdtm: ACCES<4>[   51.232086] hardirqs last disabled at (0): [<ffffffff8f0fd844>] copy_process+0x664/0x1c60

 5750 02:04:32.674697  S_USERSPACE.sh

 5751 02:04:32.677768  # selftests: lkdtm: ACCESS_NULL.sh

 5752 02:04:32.680212  # Killed

 5753 02:04:32.688034  # <4>[   51.247727] softirqs last  enabled at (0): [<ffffffff8f0fd844>] copy_process+0x664/0x1c60

 5754 02:04:32.694727  [   41.120731] lkdtm: Performing direct entry ACCESS_NULL

 5755 02:04:32.701938  # [  <4>[   51.263371] softirqs last disabled at (0): [<0000000000000000>] 0x0

 5756 02:04:32.707479  <4>[   51.276878] ---[ end trace 19f7a216b67dc060 ]---

 5757 02:04:32.712730   41.130857] lkdtm: attempting bad read at 0000000000000000

 5758 02:04:32.719636  # [ <6>[   51.282327] lkdtm: Zero detected: saturated

 5759 02:04:32.726455    41.143523] BUG: kernel NULL pointer dereference, address: 0000000000000000

 5760 02:04:32.732107  # [   41.157767] #PF: supervisor read access in kernel mode

 5761 02:04:32.738112  # [   41.163794] #PF: error_code(0x0000) - not-present page

 5762 02:04:32.741391  # [   41.169822] PGD 0 P4D 0 

 5763 02:04:32.745634  # [   41.172939] Oops: 0000 [#13] SMP PTI

 5764 02:04:32.753890  # [   41.177218] CPU: 0 PID: 1827 Comm: cat Tainted: G      D W         5.10.182-cip35 #1

 5765 02:04:32.761569  # [   41.186160] Hardware name: Google Rammus/Rammus, BIOS  09/04/2020

 5766 02:04:32.767740  # [   41.193260] RIP: 0010:lkdtm_ACCESS_NULL+0x14/0x53

 5767 02:04:32.787310  # [   41.198808] Code: 93 d7 fb ff be 00 10 00 00 48 89 ef e8 35 75 0f ff e9 69 ff ff ff 0f 1f 44 00 00 53 31 f6 48 c7 c7 88 9e ff 90 e8 6d d7 fb ff <48> 8b 1c 25 00 00 00 00 b8 de c0 de c0 48 c7 c7 b0 9e ff 90 48 01

 5768 02:04:32.795233  # [   41.220078] RSP: 0018:ffffb7dc8255fe58 EFLAGS: 00010246

 5769 02:04:32.801746  # [   41.226195] RAX: 000000000000002e RBX: 0000000000000027 RCX: 0000000000000000

 5770 02:04:32.809900  # [   41.234458] RDX: 0000000000000000 RSI: ffff9e047ac1bf70 RDI: ffff9e047ac1bf70

 5771 02:04:32.818750  # [   41.242720] RBP: ffffffff90ff8f79 R08: 0000000000000000 R09: 0000000000000000

 5772 02:04:32.826167  # [   41.250974] R10: 00000000ffffe000 R11: 3fffffffffffffff R12: 000000000000000c

 5773 02:04:32.834129  # [   41.259236] R13: ffffb7dc8255ff10 R14: ffffb7dc8255ff10 R15: ffff9e0405c7f000

 5774 02:04:32.849772  # [   41.267499] FS:  00007f84d4dc1580(0000) GS:ffff9e047ac00000(0000) knlGS:0000000000<6>[   51.412295] lkdtm: Performing direct entry REFCOUNT_ADD_ZERO

 5775 02:04:32.849872  000000

 5776 02:04:32.862785  # [   41.276821] CS:  0010 DS: 0000 ES: 0000 CR0: 000000<6>[   51.424548] lkdtm: attempting safe refcount_add_not_zero() from zero

 5777 02:04:32.864181  0080050033

 5778 02:04:32.874166  # [   41.283520] CR2: 0000000000000000 CR3: 00000001<6>[   51.438182] lkdtm: Good: zero detected

 5779 02:04:32.877321  032c8005 CR4: 00000000003706f0

 5780 02:04:32.879897  # [   41.291783] Call Trace:

 5781 02:04:32.885228  # <6>[   51.448865] lkdtm: Correctly stayed at zero

 5782 02:04:32.889946  [   41.294803]  ? __die_body.cold+0x1a/0x1f

 5783 02:04:32.897480  # [   41.299479]  ?<6>[   51.460006] lkdtm: attempting bad refcount_add() from zero

 5784 02:04:32.902992  <4>[   51.472639] ------------[ cut here ]------------

 5785 02:04:32.906109   no_context+0x177/0x380

 5786 02:04:32.915380  # [   41.303865]  ? exc_page_fault+0x53<4>[   51.478095] refcount_t: addition on 0; use-after-free.

 5787 02:04:32.916184  /0x170

 5788 02:04:32.921455  # [   41.308542]  ? asm_exc_page_fault+0x1e/0x30

 5789 02:04:32.931015  # [   <4>[   51.490387] WARNING: CPU: 0 PID: 2264 at lib/refcount.c:25 refcount_warn_saturate+0x74/0x110

 5790 02:04:32.935267  41.313505]  ? lkdtm_ACCESS_NULL+0x14/0x53

 5791 02:04:32.990641  # [   41.318375]  ? l<4>[   51.506307] Modules linked in: fuse ip_tables cros_ec_lid_angle cros_ec_sensors cros_ec_sensors_core industrialio_triggered_buffer kfifo_buf industrialio snd_soc_da7219 uvcvideo cros_ec_sysfs cros_ec_lightbar cros_ec_sensorhub cros_ec_chardev cros_ec_debugfs videobuf2_vmalloc snd_soc_core cros_usbpd_charger videobuf2_memops cros_usbpd_logger videobuf2_v4l2 snd_compress gsmi x86_pkg_temp_thermal cros_ec_dev snd_pcm_dmaengine videobuf2_common cros_usbpd_notify regmap_i2c i2c_hid coreboot_table chromeos_pstore cros_kbd_led_backlight

 5792 02:04:32.993412  kdtm_ACCESS_NULL+0x14/0x53

 5793 02:04:33.005352  # [   41.323229]  direct_entry.cold+<4>[   51.565268] CPU: 0 PID: 2264 Comm: cat Tainted: G      D W         5.10.182-cip35 #1

 5794 02:04:33.006521  0x2c/0x38

 5795 02:04:33.010886  # [   41.327901]  full_proxy_write+0x53/0x80

 5796 02:04:33.019298  # [   4<4>[   51.580468] Hardware name: Google Rammus/Rammus, BIOS  09/04/2020

 5797 02:04:33.021699  1.332480]  vfs_write+0xe7/0x3b0

 5798 02:04:33.031116  # [   41.336475]  ksys_write+0x<4>[   51.593747] RIP: 0010:refcount_warn_saturate+0x74/0x110

 5799 02:04:33.031658  68/0xf0

 5800 02:04:33.036248  # [   41.340468]  do_syscall_64+0x30/0x40

 5801 02:04:33.058697  # [   41.344<4>[   51.606128] Code: 01 01 e8 26 ee c0 00 0f 0b c3 cc cc cc cc 80 3d fd f1 f6 01 00 75 cb 48 c7 c7 50 3f f5 90 c6 05 ed f1 f6 01 01 e8 03 ee c0 00 <0f> 0b c3 cc cc cc cc 80 3d dc f1 f6 01 00 75 a8 48 c7 c7 28 3f f5

 5802 02:04:33.062987  754]  entry_SYSCALL_64_after_hwframe+0x61/0xc6

 5803 02:04:33.070631  # [   41.350686]<4>[   51.633599] RSP: 0018:ffffb7dc82b87e48 EFLAGS: 00010286

 5804 02:04:33.073497   RIP: 0033:0x7f84d4cd7473

 5805 02:04:33.086467  # [   41.354959] Code: 8b 15 21 2a 0e<4>[   51.645966] RAX: 0000000000000000 RBX: 0000000000000034 RCX: 0000000000000000

 5806 02:04:33.100551   00 f7 d8 64 89 02 48 c7 c0 ff ff ff ff eb b7 0f 1f 00 64 8b 04 <4>[   51.660417] RDX: ffff9e047ac2c660 RSI: ffff9e047ac1bf70 RDI: ffff9e047ac1bf70

 5807 02:04:33.115372  25 18 00 00 00 85 c0 75 14 b8 01 00 00 00 0f 05 <48> 3d 00 f0 ff<4>[   51.674908] RBP: ffffffff90ff9013 R08: 0000000000000000 R09: 0000000000000000

 5808 02:04:33.119926   ff 77 55 c3 0f 1f 40 00 48 83 ec 28 48 89 54 24 18

 5809 02:04:33.128868  # [   41.37<4>[   51.689389] R10: 00000000ffffe000 R11: 3fffffffffffffff R12: 0000000000000012

 5810 02:04:33.143833  6237] RSP: 002b:00007ffd1b699498 EFLAGS: 00000246 ORIG_RAX: 0000<4>[   51.703878] R13: ffffb7dc82b87f10 R14: ffffb7dc82b87f10 R15: ffff9e0405ff2000

 5811 02:04:33.145725  000000000001

 5812 02:04:33.159501  # [   41.384986] RAX: ffffffffffffffda RBX: 000000<4>[   51.718348] FS:  00007faaa2ca0580(0000) GS:ffff9e047ac00000(0000) knlGS:0000000000000000

 5813 02:04:33.162319  000000000c RCX: 00007f84d4cd7473

 5814 02:04:33.172503  # [   41.393248] RDX: 00000000<4>[   51.733903] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033

 5815 02:04:33.177706  0000000c RSI: 00007f84d4bcb000 RDI: 0000000000000001

 5816 02:04:33.188176  # [   41.4<4>[   51.746824] CR2: 00007faaa2aaa000 CR3: 0000000102958006 CR4: 00000000003706f0

 5817 02:04:33.195429  01510] RBP: 00007f84d4bcb000 R08: 00007f84d4bca010 R09: 00000000<4>[   51.761312] Call Trace:

 5818 02:04:33.197838  00000000

 5819 02:04:33.206022  # [   41.409772] R10: fffffffffffffbc5 R11: 0000000000<4>[   51.770549]  ? __warn+0x80/0x110

 5820 02:04:33.208903  000246 R12: 0000000000000001

 5821 02:04:33.217327  # [   41.418034] R13: 000000000000<4>[   51.780666]  ? refcount_warn_saturate+0x74/0x110

 5822 02:04:33.223098  0001 R14: 0000000000020000 R15: 0000000000020000

 5823 02:04:33.228072  # [   41.42629<4>[   51.792325]  ? report_bug+0x9e/0xc0

 5824 02:04:33.239190  9] Modules linked in: fuse ip_tables cros_ec_lid_angle cros_ec_s<4>[   51.802741]  ? handle_bug+0x41/0x90

 5825 02:04:33.249145  ensors cros_ec_sensors_core industrialio_triggered_buffer kfifo_<4>[   51.813134]  ? exc_invalid_op+0x14/0x70

 5826 02:04:33.260038  buf industrialio snd_soc_da7219 uvcvideo cros_ec_sysfs cros_ec_l<4>[   51.823940]  ? asm_exc_invalid_op+0x12/0x20

 5827 02:04:33.272512  ightbar cros_ec_sensorhub cros_ec_chardev cros_ec_debugfs videob<4>[   51.835119]  ? refcount_warn_saturate+0x74/0x110

 5828 02:04:33.284378  uf2_vmalloc snd_soc_core cros_usbpd_charger videobuf2_memops cro<4>[   51.846810]  ? refcount_warn_saturate+0x74/0x110

 5829 02:04:33.294997  s_usbpd_logger videobuf2_v4l2 snd_compress gsmi x86_pkg_temp_the<4>[   51.858457]  lkdtm_REFCOUNT_ADD_ZERO+0x99/0xc1

 5830 02:04:33.305741  rmal cros_ec_dev snd_pcm_dmaengine videobuf2_common cros_usbpd_n<4>[   51.869937]  direct_entry.cold+0x2c/0x38

 5831 02:04:33.316815  otify regmap_i2c i2c_hid coreboot_table chromeos_pstore cros_kbd<4>[   51.880821]  full_proxy_write+0x53/0x80

 5832 02:04:33.318944  _led_backlight

 5833 02:04:33.322865  # [   41.479073] CR2: 0000000000000000

 5834 02:04:33.326907  # [   41<4>[   51.891621]  vfs_write+0xe7/0x3b0

 5835 02:04:33.331300  .483063] ---[ end trace 19f7a216b67dc054 ]---

 5836 02:04:33.337602  # [   41.488511] <4>[   51.901823]  ksys_write+0x68/0xf0

 5837 02:04:33.340979  RIP: 0010:lkdtm_BUG+0x5/0x10

 5838 02:04:33.347766  # [   41.493186] Code: 89 ff e8 3e<4>[   51.912047]  do_syscall_64+0x30/0x40

 5839 02:04:33.359664   e6 79 ff 48 c7 c0 ea ff ff ff eb de 48 c7 c0 ea ff ff ff c3 cc <4>[   51.922537]  entry_SYSCALL_64_after_hwframe+0x61/0xc6

 5840 02:04:33.370150  cc cc cc 48 c7 c0 f4 ff ff ff eb c9 0f 1f 44 00 00 <0f> 0b 66 0f<4>[   51.934697] RIP: 0033:0x7faaa2bb6473

 5841 02:04:33.375727   1f 84 00 00 00 00 00 0f 1f 44 00 00 83 05 50 56 e9 02

 5842 02:04:33.399002  # [   41<4>[   51.945193] Code: 8b 15 21 2a 0e 00 f7 d8 64 89 02 48 c7 c0 ff ff ff ff eb b7 0f 1f 00 64 8b 04 25 18 00 00 00 85 c0 75 14 b8 01 00 00 00 0f 05 <48> 3d 00 f0 ff ff 77 55 c3 0f 1f 40 00 48 83 ec 28 48 89 54 24 18

 5843 02:04:33.403042  .514463] RSP: 0018:ffffb7dc812e7e60 EFLAGS: 00010282

 5844 02:04:33.412767  # [   41.5<4>[   51.972713] RSP: 002b:00007fff682a1578 EFLAGS: 00000246 ORIG_RAX: 0000000000000001

 5845 02:04:33.427241  20580] RAX: ffffffff8fb79540 RBX: 0000000000000001 RCX: 00000000<4>[   51.987671] RAX: ffffffffffffffda RBX: 0000000000000012 RCX: 00007faaa2bb6473

 5846 02:04:33.428435  00000000

 5847 02:04:33.442780  # [   41.528841] RDX: 0000000000000000 RSI: ffff9e047a<4>[   52.002169] RDX: 0000000000000012 RSI: 00007faaa2aaa000 RDI: 0000000000000001

 5848 02:04:33.445969  d1bf70 RDI: ffffffff90b7e850

 5849 02:04:33.457279  # [   41.537104] RBP: ffffffff9105<4>[   52.016643] RBP: 00007faaa2aaa000 R08: 00007faaa2aa9010 R09: 0000000000000000

 5850 02:04:33.461281  d410 R08: 0000000000000001 R09: 0000000000000001

 5851 02:04:33.471432  # [   41.54536<4>[   52.031150] R10: fffffffffffffbc5 R11: 0000000000000246 R12: 0000000000000001

 5852 02:04:33.485091  6] R10: 00000000ffffe000 R11: 3fffffffffffffff R12: 000000000000<4>[   52.045612] R13: 0000000000000001 R14: 0000000000020000 R15: 0000000000020000

 5853 02:04:33.486648  0004

 5854 02:04:33.495493  # [   41.553628] R13: ffffb7dc812e7f10 R14: ffffb7dc812e7f<4>[   52.060111] irq event stamp: 0

 5855 02:04:33.498376  10 R15: ffff9e0402af6000

 5856 02:04:33.510062  # [   41.561889] FS:  00007f84d4dc1580<4>[   52.070010] hardirqs last  enabled at (0): [<0000000000000000>] 0x0

 5857 02:04:33.514167  (0000) GS:ffff9e047ac00000(0000) knlGS:0000000000000000

 5858 02:04:33.524748  # [   4<4>[   52.083508] hardirqs last disabled at (0): [<ffffffff8f0fd844>] copy_process+0x664/0x1c60

 5859 02:04:33.530485  1.571220] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033

 5860 02:04:33.540540  # [<4>[   52.099175] softirqs last  enabled at (0): [<ffffffff8f0fd844>] copy_process+0x664/0x1c60

 5861 02:04:33.553723     41.577927] CR2: 0000000000000000 CR3: 00000001032c8005 CR4: 0<4>[   52.114806] softirqs last disabled at (0): [<0000000000000000>] 0x0

 5862 02:04:33.555486  0000000003706f0

 5863 02:04:33.565612  # [   41.586190] BUG: sleeping function called <4>[   52.128335] ---[ end trace 19f7a216b67dc061 ]---

 5864 02:04:33.570826  from invalid context at include/linux/percpu-rwsem.h:49

 5865 02:04:33.576373  # [   4<6>[   52.139994] lkdtm: Zero detected: saturated

 5866 02:04:33.584581  1.596394] in_atomic(): 0, irqs_disabled(): 1, non_block: 0, pid: 1827, name: cat

 5867 02:04:33.589305  # [   41.605143] INFO: lockdep is turned off.

 5868 02:04:33.593689  # [   41.609810] irq event stamp: 0

 5869 02:04:33.599967  # [   41.613505] hardirqs last  enabled at (0): [<0000000000000000>] 0x0

 5870 02:04:33.609309  # [   41.620796] hardirqs last disabled at (0): [<ffffffff8f0fd844>] copy_process+0x664/0x1c60

 5871 02:04:33.618456  # [   41.630224] softirqs last  enabled at (0): [<ffffffff8f0fd844>] copy_process+0x664/0x1c60

 5872 02:04:33.626059  # [   41.639652] softirqs last disabled at (0): [<0000000000000000>] 0x0

 5873 02:04:33.635275  # [   41.646945] CPU: 0 PID: 1827 Comm: cat Tainted: G      D W         5.10.182-cip35 #1

 5874 02:04:33.642838  # [   41.655887] Hardware name: Google Rammus/Rammus, BIOS  09/04/2020

 5875 02:04:33.644556  # [   41.662985] Call Trace:

 5876 02:04:33.648473  # [   41.666004]  dump_stack+0x77/0x9b

 5877 02:04:33.654212  # [   41.669996]  ___might_sleep.cold+0xa6/0xb6

 5878 02:04:33.658001  # [   41.674860]  exit_signals+0x1c/0x300

 5879 02:04:33.662908  # [   41.679147]  do_exit+0xc2/0xab0

 5880 02:04:33.666346  # [   41.682943]  ? ksys_write+0x68/0xf0

 5881 02:04:33.669740  # [   41.687128]  make_task_dead+0x2f/0x30

 5882 02:04:33.675830  # [   41.691507]  rewind_stack_and_make_dead+0x17/0x20

 5883 02:04:33.679840  # [   41.697049] RIP: 0033:0x7f84d4cd7473

 5884 02:04:33.702006  # [   41.701330] Code: 8b 15 21 2a 0e 00 f7 d8 64 89 02 48 c7 c0 ff ff ff ff eb b7 0f 1f 00 64 8b 04 25 18 00 00 00 85 c0 75 14 b8 01 00 00 00 0f 05 <48> 3d 00 f0 ff ff 77 55 c3 0f 1f 40 00 48 83 ec 28 48 89 54 24 18

 5885 02:04:33.711287  # [   41.722599] RSP: 002b:00007ffd1b699498 EFLAGS: 00000246 ORIG_RAX: 0000000000000001

 5886 02:04:33.718944  # [   41.731348] RAX: ffffffffffffffda RBX: 000000000000000c RCX: 00007f84d4cd7473

 5887 02:04:33.727441  # [   41.739609] RDX: 000000000000000c RSI: 00007f84d4bcb000 RDI: 0000000000000001

 5888 02:04:33.736129  # [   41.747871] RBP: 00007f84d4bcb000 R08: 00007f84d4bca010 R09: 0000000000000000

 5889 02:04:33.744726  # [   41.756133] R10: fffffffffffffbc5 R11: 0000000000000246 R12: 0000000000000001

 5890 02:04:33.752320  # [   41.764396] R13: 0000000000000001 R14: 0000000000020000 R15: 0000000000020000

 5891 02:04:33.756105  # ACCESS_NULL: saw 'call trace:': ok

 5892 02:04:33.761283  ok 38 selftests: lkdtm: ACCESS_NULL.sh

 5893 02:04:33.762974  # selftests: lkdtm: WRITE_RO.sh

 5894 02:04:33.765198  # Killed

 5895 02:04:33.770154  # [   41.921945] lkdtm: Performing direct entry WRITE_RO

 5896 02:04:33.778252  # [   41.933787] lkdtm: attempting bad rodata write at ffffffff90b7ecd0

 5897 02:04:33.786463  # [   41.947225] BUG: unable to handle page fault for address: ffffffff90b7ecd0

 5898 02:04:33.792047  # [   41.961402] #PF: supervisor write access in kernel mode

 5899 02:04:33.799719  # [   41.967529] #PF: error_code(0x0003) - permissions violation

 5900 02:04:33.807278  # [   41.980258] PGD 121629067 P4D 121629067 PUD 12162a063 PMD 8000000120e000e1 

 5901 02:04:33.811265  # [   41.994547] Oops: 0003 [#14] SMP PTI

 5902 02:04:33.821263  # [   41.998830] CPU: 1 PID: 1862 Comm: cat Tainted: G      D W         5.10.182-cip35 #1

 5903 02:04:33.828241  # [   42.007771] Hardware name: Google Rammus/Rammus, BIOS  09/04/2020

 5904 02:04:33.833038  # [   42.014871] RIP: 0010:lkdtm_WRITE_RO+0x2e/0x3a

 5905 02:04:33.855348  # [   42.020124] Code: 00 48 c7 c7 68 9d ff 90 48 c7 c6 d0 ec b7 90 e8 17 da fb ff 48 8b 05 4f 16 97 00 ba 34 12 cd ab 48 c7 c7 98 9d ff 90 48 31 d0 <48> 89 05 39 16 97 00 e9 f5 d9 fb ff 0f 1f 44 00 00 48 8b 05 88 0c

 5906 02:04:33.861258  # [   42.047611] RSP: 0018:ffffb7dc825afe60 EFLAGS: 00010202

 5907 02:04:33.872996  # [   42.053736] RAX: 000000000198b861 RBX: 0000000000000028 RCX: 0000000000000000

 5908 02:04:33.877482  # [   42.061997] RDX: 00000000abcd1234 RSI: ffff9e047ac9bf70 RDI: ffffffff90ff9d98

 5909 02:04:33.885631  # [   42.070259] RBP: ffffffff90ff8f85 R08: 0000000000000000 R09: 0000000000000000

 5910 02:04:33.894584  # [   42.078519] R10: 00000000ffffe000 R11: 3fffffffffffffff R12: 0000000000000009

 5911 02:04:33.903062  # [   42.086780] R13: ffffb7dc825aff10 R14: ffffb7dc825aff10 R15: ffff9e04029c8000

 5912 02:04:33.913154  # [   42.095041] FS:  00007fb6ea840580(0000) GS:ffff9e047ac80000(0000) knlGS:0000000000000000

 5913 02:04:33.920120  # [   42.104361] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033

 5914 02:04:33.927909  # [   42.111068] CR2: ffffffff90b7ecd0 CR3: 0000000103e6e003 CR4: 00000000003706e0

 5915 02:04:33.931065  # [   42.119330] Call Trace:

 5916 02:04:33.936483  # [   42.122350]  ? __die_body.cold+0x1a/0x1f

 5917 02:04:33.941133  # [   42.127020]  ? no_context+0x177/0x380

 5918 02:04:33.945102  # [   42.137610]  ? exc_page_fault+0xd7/0x170

 5919 02:04:33.950046  # [   42.142281]  ? asm_exc_page_fault+0x1e/0x30

 5920 02:04:33.954438  # [   42.153455]  ? lkdtm_WRITE_RO+0x2e/0x3a

 5921 02:04:33.959724  # [   42.158027]  direct_entry.cold+0x2c/0x38

 5922 02:04:33.965149  # [   42.168912]  full_proxy_write+0x53/0x80

 5923 02:04:33.968188  # [   42.173484]  vfs_write+0xe7/0x3b0

 5924 02:04:33.971657  # [   42.177474]  ksys_write+0x68/0xf0

 5925 02:04:33.976258  # [   42.181463]  do_syscall_64+0x30/0x40

 5926 02:04:33.983486  # [   42.185742]  entry_SYSCALL_64_after_hwframe+0x61/0xc6

 5927 02:04:33.987004  # [   42.191685] RIP: 0033:0x7fb6ea756473

 5928 02:04:34.009010  # [   42.195964] Code: 8b 15 21 2a 0e 00 f7 d8 64 89 02 48 c7 c0 ff ff ff ff eb b7 0f 1f 00 64 8b 04 25 18 00 00 00 85 c0 75 14 b8 01 00 00 00 0f 05 <48> 3d 00 f0 ff ff 77 55 c3 0f 1f 40 00 48 83 ec 28 48 89 54 24 18

 5929 02:04:34.018607  # [   42.217241] RSP: 002b:00007ffe141b3398 EFLAGS: 00000246 ORIG_RAX: 0000000000000001

 5930 02:04:34.027876  # [   42.225979] RAX: ffffffffffffffda RBX: 0000000000000009 RCX: 00007fb6ea756473

 5931 02:04:34.034452  # [   42.234239] RDX: 0000000000000009 RSI: 00007fb6ea64a000 RDI: 0000000000000001

 5932 02:04:34.043046  # [   42.242501] RBP: 00007fb6ea64a000 R08: 00007fb6ea649010 R09: 0000000000000000

 5933 02:04:34.051498  # [   42.250761] R10: fffffffffffffbc5 R11: 0000000000000246 R12: 0000000000000001

 5934 02:04:34.060302  # [   42.259022] R13: 0000000000000001 R14: 0000000000020000 R15: 0000000000020000

 5935 02:04:34.114814  # [   42.267287] Modules linked in: fuse ip_tables cros_ec_lid_angle cros_ec_sensors cros_ec_sensors_core industrialio_triggered_buffer kfifo_buf industrialio snd_soc_da7219 uvcvideo cros_ec_sysfs cros_ec_lightbar cros_ec_sensorhub cros_ec_chardev cros_ec_debugfs videobuf2_vmalloc snd_soc_core cros_usbpd_charger videobuf2_memops cros_usbpd_logger videobuf2_v4l2 snd_compress gsmi x86_pkg_temp_thermal cros_ec_dev snd_pcm_dmaengine videobuf2_common cros_usbpd_notify regmap_i2c i2c_hid coreboot_table chromeos_pstore cros_kbd_led_backlight

 5936 02:04:34.118847  # [   42.326247] CR2: ffffffff90b7ecd0

 5937 02:04:34.123904  # [   42.330228] ---[ end trace 19f7a216b67dc055 ]---

 5938 02:04:34.129086  # [   42.335682] RIP: 0010:lkdtm_BUG+0x5/0x10

 5939 02:04:34.150598  # [   42.340352] Code: 89 ff e8 3e e6 79 ff 48 c7 c0 ea ff ff ff eb de 48 c7 c0 ea ff ff ff c3 cc cc cc cc 48 c7 c0 f4 ff ff ff eb c9 0f 1f 44 00 00 <0f> 0b 66 0f 1f 84 00 00 00 00 00 0f 1f 44 00 00 83 05 50 56 e9 02

 5940 02:04:34.158786  # [   42.367840] RSP: 0018:ffffb7dc812e7e60 EFLAGS: 00010282

 5941 02:04:34.165383  # [   42.373957] RAX: ffffffff8fb79540 RBX: 0000000000000001 RCX: 0000000000000000

 5942 02:04:34.174185  # [   42.382220] RDX: 0000000000000000 RSI: ffff9e047ad1bf70 RDI: ffffffff90b7e850

 5943 02:04:34.182355  # [   42.390482] RBP: ffffffff9105d410 R08: 0000000000000001 R09: 0000000000000001

 5944 02:04:34.192696  # [   42.398744] R10: 00000000ffffe000 R11: 3fffffffffffffff R12: 0000000000000004

 5945 02:04:34.199158  # [   42.407006] R13: ffffb7dc812e7f10 R14: ffffb7dc812e7f10 R15: ffff9e0402af6000

 5946 02:04:34.207464  # [   42.415259] FS:  00007fb6ea840580(0000) GS:ffff9e047ac80000(0000) knlGS:0000000000000000

 5947 02:04:34.214241  # [   42.424588] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033

 5948 02:04:34.728243  # [   42.431296] CR2: ffffffff90b7ecd0 CR3: 0000000103e6e003 CR4: 00000000003706e0

 5949 02:04:34.729081  # WRITE_RO: saw 'call trace:': ok

 5950 02:04:34.729774  ok 39 selftests: lkdtm: WRITE_RO.sh

 5951 02:04:34.730390  # selftests: lkdtm: WRITE_RO_AFTER_INIT.sh

 5952 02:04:34.731027  # Killed

 5953 02:04:34.731642  # [   42.570012] lkdtm: Performing direct entry WRITE_RO_AFTER_INIT

 5954 02:04:34.732235  # [   42.583108] lkdtm: attempting bad ro_after_init write at ffffffff9107e330

 5955 02:04:34.732830  # [   42.597232] BUG: unable to handle page fault for address: ffffffff9107e330

 5956 02:04:34.732943  # [   42.611381] #PF: supervisor write access in kernel mode

 5957 02:04:34.733055  # [   42.617507] #PF: error_code(0x0003) - permissions violation

 5958 02:04:34.733160  # [   42.624012] PGD 121629067 P4D 121629067 PUD 12162a063 PMD 105947063 PTE 800000012147e061

 5959 02:04:34.733252  # [   42.633343] Oops: 0003 [#15] SMP PTI

 5960 02:04:34.733373  # [   42.637615] CPU: 0 PID: 1897 Comm: cat Tainted: G      D W         5.10.182-cip35 #1

 5961 02:04:34.733491  # [   42.646558] Hardware name: Google Rammus/Rammus, BIOS  09/04/2020

 5962 02:04:34.733611  # [   42.653650] RIP: 0010:lkdtm_WRITE_RO_AFTER_INIT+0x4e/0x5a

 5963 02:04:34.733718  # [   42.659976] Code: 9d ff 90 e9 c9 d9 fb ff 48 c7 c7 f0 9d ff 90 e8 bd d9 fb ff 48 8b 05 55 0c e7 00 ba 34 12 cd ab 48 c7 c7 98 9d ff 90 48 31 d0 <48> 89 05 3f 0c e7 00 e9 9b d9 fb ff 0f 1f 44 00 00 41 54 48 c7 c7

 5964 02:04:34.733795  # [   42.681253] RSP: 0018:ffffb7dc8265fe60 EFLAGS: 00010202

 5965 02:04:34.733868  # [   42.687379] RAX: 00000000fe67479e RBX: 0000000000000029 RCX: 0000000000000000

 5966 02:04:34.733927  # [   42.695640] RDX: 00000000abcd1234 RSI: ffff9e047ac1bf70 RDI: ffffffff90ff9d98

 5967 02:04:34.733984  # [   42.703901] RBP: ffffffff90ff8f8e R08: 0000000000000000 R09: 0000000000000000

 5968 02:04:34.734070  # [   42.712163] R10: 00000000ffffe000 R11: 3fffffffffffffff R12: 0000000000000014

 5969 02:04:34.734137  # [   42.720425] R13: ffffb7dc8265ff10 R14: ffffb7dc8265ff10 R15: ffff9e040312e000

 5970 02:04:34.734208  # [   42.728687] FS:  00007f4e6c677580(0000) GS:ffff9e047ac00000(0000) knlGS:0000000000000000

 5971 02:04:34.734267  # [   42.738018] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033

 5972 02:04:34.734353  # [   42.744717] CR2: ffffffff9107e330 CR3: 0000000103376006 CR4: 00000000003706f0

 5973 02:04:34.734445  # [   42.752978] Call Trace:

 5974 02:04:34.734531  # [   42.755998]  ? __die_body.cold+0x1a/0x1f

 5975 02:04:34.734622  # [   42.760675]  ? no_context+0x177/0x380

 5976 02:04:34.734707  # [   42.765061]  ? exc_page_fault+0xd7/0x170

 5977 02:04:34.734797  # [   42.769737]  ? asm_exc_page_fault+0x1e/0x30

 5978 02:04:34.734883  # [   42.774700]  ? lkdtm_WRITE_RO_AFTER_INIT+0x4e/0x5a

 5979 02:04:34.734973  # [   42.780347]  direct_entry.cold+0x2c/0x38

 5980 02:04:34.735060  # [   42.785018]  full_proxy_write+0x53/0x80

 5981 02:04:34.735144  # [   42.789598]  vfs_write+0xe7/0x3b0

 5982 02:04:34.735233  # [   42.793589]  ksys_write+0x68/0xf0

 5983 02:04:34.735318  # [   42.797580]  do_syscall_64+0x30/0x40

 5984 02:04:34.735409  # [   42.801867]  entry_SYSCALL_64_after_hwframe+0x61/0xc6

 5985 02:04:34.735494  # [   42.807799] RIP: 0033:0x7f4e6c58d473

 5986 02:04:34.735574  # [   42.812079] Code: 8b 15 21 2a 0e 00 f7 d8 64 89 02 48 c7 c0 ff ff ff ff eb b7 0f 1f 00 64 8b 04 25 18 00 00 00 85 c0 75 14 b8 01 00 00 00 0f 05 <48> 3d 00 f0 ff ff 77 55 c3 0f 1f 40 00 48 83 ec 28 48 89 54 24 18

 5987 02:04:34.735634  # [   42.833356] RSP: 002b:00007fff0c558ee8 EFLAGS: 00000246 ORIG_RAX: 0000000000000001

 5988 02:04:34.735690  # [   42.842105] RAX: ffffffffffffffda RBX: 0000000000000014 RCX: 00007f4e6c58d473

 5989 02:04:34.735787  # [   42.850367] RDX: 0000000000000014 RSI: 00007f4e6c481000 RDI: 0000000000000001

 5990 02:04:34.735874  # [   42.858628] RBP: 00007f4e6c481000 R08: 00007f4e6c480010 R09: 0000000000000000

 5991 02:04:34.735964  # [   42.866888] R10: fffffffffffffbc5 R11: 0000000000000246 R12: 0000000000000001

 5992 02:04:34.736064  # [   42.875151] R13: 0000000000000001 R14: 0000000000020000 R15: 0000000000020000

 5993 02:04:34.736192  # [   42.883417] Modules linked in: fuse ip_tables cros_ec_lid_angle cros_ec_sensors cros_ec_sensors_core industrialio_triggered_buffer kfifo_buf industrialio snd_soc_da7219 uvcvideo cros_ec_sysfs cros_ec_lightbar cros_ec_sensorhub cros_ec_chardev cros_ec_debugfs videobuf2_vmalloc snd_soc_core cros_usbpd_charger videobuf2_memops cros_usbpd_logger videobuf2_v4l2 snd_compress gsmi x86_pkg_temp_thermal cros_ec_dev snd_pcm_dmaengine videobuf2_common cros_usbpd_notify regmap_i2c i2c_hid coreboot_table chromeos_pstore cros_kbd_led_backlight

 5994 02:04:34.736299  # [   42.936197] CR2: ffffffff9107e330

 5995 02:04:34.736388  # [   42.940186] ---[ end trace 19f7a216b67dc056 ]---

 5996 02:04:34.736474  # [   42.945634] RIP: 0010:lkdtm_BUG+0x5/0x10

 5997 02:04:34.736583  # [   42.950309] Code: 89 ff e8 3e e6 79 ff 48 c7 c0 ea ff ff ff eb de 48 c7 c0 ea ff ff ff c3 cc cc cc cc 48 c7 c0 f4 ff ff ff eb c9 0f 1f 44 00 00 <0f> 0b 66 0f 1f 84 00 00 00 00 00 0f 1f 44 00 00 83 05 50 56 e9 02

 5998 02:04:34.736846  # [   42.971577] RSP: 0018:ffffb7dc812e7e60 EFLAGS: 00010282

 5999 02:04:34.737014  # [   42.977701] RAX: ffffffff8fb79540 RBX: 0000000000000001 RCX: 0000000000000000

 6000 02:04:34.737079  # [   42.985963] RDX: 0000000000000000 RSI: ffff9e047ad1bf70 RDI: ffffffff90b7e850

 6001 02:04:34.737186  # [   42.994225] RBP: ffffffff9105d410 R08: 0000000000000001 R09: 0000000000000001

 6002 02:04:34.737280  # [   43.002487] R10: 00000000ffffe000 R11: 3fffffffffffffff R12: 0000000000000004

 6003 02:04:34.737375  # [   43.010749] R13: ffffb7dc812e7f10 R14: ffffb7dc812e7f10 R15: ffff9e0402af6000

 6004 02:04:34.737463  # [   43.019011] FS:  00007f4e6c677580(0000) GS:ffff9e047ac00000(0000) knlGS:0000000000000000

 6005 02:04:34.737564  # [   43.028342] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033

 6006 02:04:34.737653  # [   43.035050] CR2: ffffffff9107e330 CR3: 0000000103376006 CR4: 00000000003706f0

 6007 02:04:34.737748  # [   43.043312] BUG: sleeping function called from invalid context at include/linux/percpu-rwsem.h:49

 6008 02:04:34.737859  # [   43.053518] in_atomic(): 0, irqs_disabled(): 1, non_block: 0, pid: 1897, name: cat

 6009 02:04:34.737975  # [   43.062265] INFO: lockdep is turned off.

 6010 02:04:34.738064  # [   43.066932] irq event stamp: 0

 6011 02:04:34.738152  # [   43.070629] hardirqs last  enabled at (0): [<0000000000000000>] 0x0

 6012 02:04:34.743901  # [   43.077919] hardirqs last disabled at (0): [<ffffffff8f0fd844>] copy_process+0x664/0x1c60

 6013 02:04:34.755210  # [   43.087340] softirqs last  enabled at (0)<6>[   53.321221] lkdtm: Performing direct entry REFCOUNT_INC_SATURATED

 6014 02:04:34.760035  : [<ffffffff8f0fd844>] copy_process+0x664/0x1c60

 6015 02:04:34.767966  # [   43.09676<6>[   53.330041] lkdtm: attempting bad refcount_inc() from saturated

 6016 02:04:34.774163  6] softirqs last disabled at (0): [<0000000000000000>] 0x0

 6017 02:04:34.780418  # [ <4>[   53.343177] ------------[ cut here ]------------

 6018 02:04:34.791697    43.104059] CPU: 0 PID: 1897 Comm: cat Tainted: G      D W     <4>[   53.354832] refcount_t: saturated; leaking memory.

 6019 02:04:34.793913      5.10.182-cip35 #1

 6020 02:04:34.807270  # [   43.112992] Hardware name: Google Ra<4>[   53.366700] WARNING: CPU: 1 PID: 2299 at lib/refcount.c:22 refcount_warn_saturate+0x51/0x110

 6021 02:04:34.810711  mmus/Rammus, BIOS  09/04/2020

 6022 02:04:34.813328  # [   43.120089] Call Trace:

 6023 02:04:34.866810  # [<4>[   53.382625] Modules linked in: fuse ip_tables cros_ec_lid_angle cros_ec_sensors cros_ec_sensors_core industrialio_triggered_buffer kfifo_buf industrialio snd_soc_da7219 uvcvideo cros_ec_sysfs cros_ec_lightbar cros_ec_sensorhub cros_ec_chardev cros_ec_debugfs videobuf2_vmalloc snd_soc_core cros_usbpd_charger videobuf2_memops cros_usbpd_logger videobuf2_v4l2 snd_compress gsmi x86_pkg_temp_thermal cros_ec_dev snd_pcm_dmaengine videobuf2_common cros_usbpd_notify regmap_i2c i2c_hid coreboot_table chromeos_pstore cros_kbd_led_backlight

 6024 02:04:34.869943     43.123107]  dump_stack+0x77/0x9b

 6025 02:04:34.881981  # [   43.127097]  ___might_<4>[   53.441587] CPU: 1 PID: 2299 Comm: cat Tainted: G      D W         5.10.182-cip35 #1

 6026 02:04:34.883808  sleep.cold+0xa6/0xb6

 6027 02:04:34.888122  # [   43.131962]  exit_signals+0x1c/0x300

 6028 02:04:34.895435  <4>[   53.456749] Hardware name: Google Rammus/Rammus, BIOS  09/04/2020

 6029 02:04:34.895519  

 6030 02:04:34.899472  # [   43.136250]  do_exit+0xc2/0xab0

 6031 02:04:34.908012  # [   43.140045]  ? ksys_<4>[   53.470063] RIP: 0010:refcount_warn_saturate+0x51/0x110

 6032 02:04:34.909088  write+0x68/0xf0

 6033 02:04:34.913607  # [   43.144228]  make_task_dead+0x2f/0x30

 6034 02:04:34.934967  # [<4>[   53.482405] Code: 84 bc 00 00 00 c3 cc cc cc cc 85 f6 74 46 80 3d 21 f2 f6 01 00 75 ee 48 c7 c7 28 3f f5 90 c6 05 11 f2 f6 01 01 e8 26 ee c0 00 <0f> 0b c3 cc cc cc cc 80 3d fd f1 f6 01 00 75 cb 48 c7 c7 50 3f f5

 6035 02:04:34.940332     43.148599]  rewind_stack_and_make_dead+0x17/0x20

 6036 02:04:34.948674  # [   43.15<4>[   53.509895] RSP: 0018:ffffb7dc82c37e48 EFLAGS: 00010286

 6037 02:04:34.950548  4143] RIP: 0033:0x7f4e6c58d473

 6038 02:04:34.961360  # [   43.158416] Code: 8b 15 21 <4>[   53.522239] RAX: 0000000000000000 RBX: 0000000000000035 RCX: 0000000000000000

 6039 02:04:34.976386  2a 0e 00 f7 d8 64 89 02 48 c7 c0 ff ff ff ff eb b7 0f 1f 00 64 8<4>[   53.536756] RDX: ffff9e047acac660 RSI: ffff9e047ac9bf70 RDI: ffff9e047ac9bf70

 6040 02:04:34.990485  b 04 25 18 00 00 00 85 c0 75 14 b8 01 00 00 00 0f 05 <48> 3d 00 <4>[   53.551239] RBP: ffffffff90ff9025 R08: 0000000000000000 R09: 0000000000000000

 6041 02:04:34.997027  f0 ff ff 77 55 c3 0f 1f 40 00 48 83 ec 28 48 89 54 24 18

 6042 02:04:35.005491  # [   <4>[   53.565736] R10: 00000000ffffe000 R11: 3fffffffffffffff R12: 0000000000000017

 6043 02:04:35.019653  43.179692] RSP: 002b:00007fff0c558ee8 EFLAGS: 00000246 ORIG_RAX:<4>[   53.580216] R13: ffffb7dc82c37f10 R14: ffffb7dc82c37f10 R15: ffff9e0406566000

 6044 02:04:35.022071   0000000000000001

 6045 02:04:35.035643  # [   43.188440] RAX: ffffffffffffffda RBX: 0<4>[   53.594698] FS:  00007f6ee3832580(0000) GS:ffff9e047ac80000(0000) knlGS:0000000000000000

 6046 02:04:35.038890  000000000000014 RCX: 00007f4e6c58d473

 6047 02:04:35.048182  # [   43.196703] RDX: 000<4>[   53.610248] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033

 6048 02:04:35.053732  0000000000014 RSI: 00007f4e6c481000 RDI: 0000000000000001

 6049 02:04:35.062322  # [  <4>[   53.623174] CR2: 00007f6ee363c000 CR3: 00000001030fe004 CR4: 00000000003706e0

 6050 02:04:35.073147   43.204964] RBP: 00007f4e6c481000 R08: 00007f4e6c480010 R09: 000<4>[   53.637672] Call Trace:

 6051 02:04:35.074157  0000000000000

 6052 02:04:35.082038  # [   43.213225] R10: fffffffffffffbc5 R11: 00000<4>[   53.646920]  ? __warn+0x80/0x110

 6053 02:04:35.085698  00000000246 R12: 0000000000000001

 6054 02:04:35.093785  # [   43.221486] R13: 0000000<4>[   53.657033]  ? refcount_warn_saturate+0x51/0x110

 6055 02:04:35.099060  000000001 R14: 0000000000020000 R15: 0000000000020000

 6056 02:04:35.104349  # WRITE_R<4>[   53.668697]  ? report_bug+0x9e/0xc0

 6057 02:04:35.107237  O_AFTER_INIT: saw 'call trace:': ok

 6058 02:04:35.114919  ok 40 selftests: lkdtm: WRI<4>[   53.679090]  ? handle_bug+0x41/0x90

 6059 02:04:35.116934  TE_RO_AFTER_INIT.sh

 6060 02:04:35.120890  # selftests: lkdtm: WRITE_KERN.sh

 6061 02:04:35.126301  # Killed<4>[   53.689488]  ? exc_invalid_op+0x14/0x70

 6062 02:04:35.126385  

 6063 02:04:35.132060  # [   43.350967] lkdtm: Performing direct entry WRITE_KERN

 6064 02:04:35.136504  # <4>[   53.700279]  ? asm_exc_invalid_op+0x12/0x20

 6065 02:04:35.147774  [   43.360018] lkdtm: attempting bad 6896875 byte write at fffff<4>[   53.711457]  ? refcount_warn_saturate+0x51/0x110

 6066 02:04:35.149272  fff9020d5fb

 6067 02:04:35.159690  # [   43.374037] BUG: unable to handle page fault f<4>[   53.723117]  ? refcount_warn_saturate+0x51/0x110

 6068 02:04:35.162694  or address: ffffffff9020d5fb

 6069 02:04:35.171952  # [   43.388185] #PF: supervisor w<4>[   53.734779]  lkdtm_REFCOUNT_INC_SATURATED+0x3c/0x64

 6070 02:04:35.174745  rite access in kernel mode

 6071 02:04:35.182901  # [   43.394311] #PF: error_code(0x0<4>[   53.746741]  direct_entry.cold+0x2c/0x38

 6072 02:04:35.185583  003) - permissions violation

 6073 02:04:35.193399  # [   43.400825] PGD 121629067 P4D<4>[   53.757627]  full_proxy_write+0x53/0x80

 6074 02:04:35.198636   121629067 PUD 12162a063 PMD 1206000e1 

 6075 02:04:35.203689  # [   43.408222] Oops: <4>[   53.768415]  vfs_write+0xe7/0x3b0

 6076 02:04:35.205226  0003 [#16] SMP PTI

 6077 02:04:35.213690  # [   43.412494] CPU: 0 PID: 1932 Comm: cat <4>[   53.778620]  ksys_write+0x68/0xf0

 6078 02:04:35.218522  Tainted: G      D W         5.10.182-cip35 #1

 6079 02:04:35.224589  # [   43.421437] <4>[   53.788827]  do_syscall_64+0x30/0x40

 6080 02:04:35.229832  Hardware name: Google Rammus/Rammus, BIOS  09/04/2020

 6081 02:04:35.236334  # [   43.<4>[   53.799322]  entry_SYSCALL_64_after_hwframe+0x61/0xc6

 6082 02:04:35.240919  428537] RIP: 0010:lkdtm_WRITE_KERN+0x38/0x4e

 6083 02:04:35.247316  # [   43.433980] C<4>[   53.811469] RIP: 0033:0x7f6ee3748473

 6084 02:04:35.274338  ode: 53 48 c7 c3 fb d5 20 90 49 89 dc 48 89 da 49 81 ec 10 99 b7<4>[   53.821964] Code: 8b 15 21 2a 0e 00 f7 d8 64 89 02 48 c7 c0 ff ff ff ff eb b7 0f 1f 00 64 8b 04 25 18 00 00 00 85 c0 75 14 b8 01 00 00 00 0f 05 <48> 3d 00 f0 ff ff 77 55 c3 0f 1f 40 00 48 83 ec 28 48 89 54 24 18

 6085 02:04:35.289309   8f 4c 89 e6 e8 70 d9 fb ff 48 89 df 4c 89 e1 48 c7 c6 10 99 b7 <4>[   53.849454] RSP: 002b:00007ffc83298148 EFLAGS: 00000246 ORIG_RAX: 0000000000000001

 6086 02:04:35.304489  8f <f3> a4 48 c7 c7 98 9d ff 90 e8 55 d9 fb ff 5b 41 5c e9 b7 fe<4>[   53.864418] RAX: ffffffffffffffda RBX: 0000000000000017 RCX: 00007f6ee3748473

 6087 02:04:35.304619   ff ff

 6088 02:04:35.317940  # [   43.455257] RSP: 0018:ffffb7dc826d7e50 EFLAGS: 0001<4>[   53.878899] RDX: 0000000000000017 RSI: 00007f6ee363c000 RDI: 0000000000000001

 6089 02:04:35.318897  0246

 6090 02:04:35.333091  # [   43.461382] RAX: 000000000000003c RBX: ffffffff9020d5<4>[   53.893381] RBP: 00007f6ee363c000 R08: 00007f6ee363b010 R09: 0000000000000000

 6091 02:04:35.335788  fb RCX: 0000000000693ceb

 6092 02:04:35.347917  # [   43.469644] RDX: 0000000000000000<4>[   53.907858] R10: fffffffffffffbc5 R11: 0000000000000246 R12: 0000000000000001

 6093 02:04:35.352188   RSI: ffffffff8fb79910 RDI: ffffffff9020d5fb

 6094 02:04:35.361897  # [   43.477905] R<4>[   53.922338] R13: 0000000000000001 R14: 0000000000020000 R15: 0000000000020000

 6095 02:04:35.371711  BP: ffffffff90ff8fa2 R08: 0000000000000000 R09: 0000000000000000<4>[   53.936819] irq event stamp: 0

 6096 02:04:35.371803  

 6097 02:04:35.385408  # [   43.486169] R10: 00000000ffffe000 R11: 3fffffffffffffff R<4>[   53.946743] hardirqs last  enabled at (0): [<0000000000000000>] 0x0

 6098 02:04:35.387125  12: 0000000000693ceb

 6099 02:04:35.400694  # [   43.494429] R13: ffffb7dc826d7f10 R14<4>[   53.960250] hardirqs last disabled at (0): [<ffffffff8f0fd844>] copy_process+0x664/0x1c60

 6100 02:04:35.405407  : ffffb7dc826d7f10 R15: ffff9e0405eb9000

 6101 02:04:35.416352  # [   43.502691] FS:  <4>[   53.975893] softirqs last  enabled at (0): [<ffffffff8f0fd844>] copy_process+0x664/0x1c60

 6102 02:04:35.429783  00007f231804c580(0000) GS:ffff9e047ac00000(0000) knlGS:000000000<4>[   53.991536] softirqs last disabled at (0): [<0000000000000000>] 0x0

 6103 02:04:35.430699  0000000

 6104 02:04:35.441713  # [   43.512022] CS:  0010 DS: 0000 ES: 0000 CR0: 00000<4>[   54.005044] ---[ end trace 19f7a216b67dc062 ]---

 6105 02:04:35.442867  00080050033

 6106 02:04:35.453922  # [   43.518730] CR2: ffffffff9020d5fb CR3: 0000000<6>[   54.016707] lkdtm: Saturation detected: still saturated

 6107 02:04:35.457983  102aba002 CR4: 00000000003706f0

 6108 02:04:35.460278  # [   43.526993] Call Trace:

 6109 02:04:35.464798  # [   43.530013]  ? __die_body.cold+0x1a/0x1f

 6110 02:04:35.469000  # [   43.534690]  ? no_context+0x177/0x380

 6111 02:04:35.475175  # [   43.539076]  ? lkdtm_SLAB_FREE_CROSS.cold+0x32/0x32

 6112 02:04:35.479507  # [   43.544820]  ? exc_page_fault+0xd7/0x170

 6113 02:04:35.483858  # [   43.549490]  ? asm_exc_page_fault+0x1e/0x30

 6114 02:04:35.490180  # [   43.554451]  ? lkdtm_SLAB_FREE_CROSS.cold+0x32/0x32

 6115 02:04:35.494832  # [   43.560189]  ? lkdtm_SLAB_FREE_PAGE+0x40/0x40

 6116 02:04:35.500178  # [   43.565349]  ? lkdtm_SLAB_FREE_CROSS.cold+0x32/0x32

 6117 02:04:35.504875  # [   43.571086]  ? lkdtm_WRITE_KERN+0x38/0x4e

 6118 02:04:35.510152  # [   43.575855]  direct_entry.cold+0x2c/0x38

 6119 02:04:35.514446  # [   43.580525]  full_proxy_write+0x53/0x80

 6120 02:04:35.518825  # [   43.585105]  vfs_write+0xe7/0x3b0

 6121 02:04:35.521768  # [   43.589093]  ksys_write+0x68/0xf0

 6122 02:04:35.526191  # [   43.593084]  do_syscall_64+0x30/0x40

 6123 02:04:35.531890  # [   43.597370]  entry_SYSCALL_64_after_hwframe+0x61/0xc6

 6124 02:04:35.536888  # [   43.603303] RIP: 0033:0x7f2317f62473

 6125 02:04:35.556760  # [   43.607575] Code: 8b 15 21 2a 0e 00 f7 d8 64 89 02 48 c7 c0 ff ff ff ff eb b7 0f 1f 00 64 8b 04 25 18 00 00 00 85 c0 75 14 b8 01 00 00 00 0f 05 <48> 3d 00 f0 ff ff 77 55 c3 0f 1f 40 00 48 83 ec 28 48 89 54 24 18

 6126 02:04:35.566399  # [   43.628850] RSP: 002b:00007fffbf16c7c8 EFLAGS: 00000246 ORIG_RAX: 0000000000000001

 6127 02:04:35.574267  # [   43.637598] RAX: ffffffffffffffda RBX: 000000000000000b RCX: 00007f2317f62473

 6128 02:04:35.585303  # [   43.645861] RDX: 000000000000000b RSI: 0<6>[   54.151799] lkdtm: Performing direct entry REFCOUNT_DEC_SATURATED

 6129 02:04:35.589706  0007f2317e56000 RDI: 0000000000000001

 6130 02:04:35.599254  # [   43.654124] RBP: 000<6>[   54.160516] lkdtm: attempting bad refcount_dec() from saturated

 6131 02:04:35.604479  07f2317e56000 R08: 00007f2317e55010 R09: 0000000000000000

 6132 02:04:35.609884  # [  <4>[   54.173664] ------------[ cut here ]------------

 6133 02:04:35.622575   43.662386] R10: fffffffffffffbc5 R11: 0000000000000246 R12: 000<4>[   54.185317] refcount_t: decrement hit 0; leaking memory.

 6134 02:04:35.624805  0000000000001

 6135 02:04:35.638768  # [   43.670648] R13: 0000000000000001 R14: 00000<4>[   54.197757] WARNING: CPU: 0 PID: 2334 at lib/refcount.c:31 refcount_warn_saturate+0xfb/0x110

 6136 02:04:35.642043  00000020000 R15: 0000000000020000

 6137 02:04:35.697456  # [   43.678915] Modules link<4>[   54.213747] Modules linked in: fuse ip_tables cros_ec_lid_angle cros_ec_sensors cros_ec_sensors_core industrialio_triggered_buffer kfifo_buf industrialio snd_soc_da7219 uvcvideo cros_ec_sysfs cros_ec_lightbar cros_ec_sensorhub cros_ec_chardev cros_ec_debugfs videobuf2_vmalloc snd_soc_core cros_usbpd_charger videobuf2_memops cros_usbpd_logger videobuf2_v4l2 snd_compress gsmi x86_pkg_temp_thermal cros_ec_dev snd_pcm_dmaengine videobuf2_common cros_usbpd_notify regmap_i2c i2c_hid coreboot_table chromeos_pstore cros_kbd_led_backlight

 6138 02:04:35.712803  ed in: fuse ip_tables cros_ec_lid_angle cros_ec_sensors cros_ec_<4>[   54.272645] CPU: 0 PID: 2334 Comm: cat Tainted: G      D W         5.10.182-cip35 #1

 6139 02:04:35.726122  sensors_core industrialio_triggered_buffer kfifo_buf industriali<4>[   54.287860] Hardware name: Google Rammus/Rammus, BIOS  09/04/2020

 6140 02:04:35.738361  o snd_soc_da7219 uvcvideo cros_ec_sysfs cros_ec_lightbar cros_ec<4>[   54.301177] RIP: 0010:refcount_warn_saturate+0xfb/0x110

 6141 02:04:35.766339  _sensorhub cros_ec_chardev cros_ec_debugfs videobuf2_vmalloc snd<4>[   54.313498] Code: d8 3f f5 90 c6 05 7d f1 f6 01 01 e8 96 ed c0 00 0f 0b c3 cc cc cc cc 48 c7 c7 a8 3f f5 90 c6 05 64 f1 f6 01 01 e8 7c ed c0 00 <0f> 0b c3 cc cc cc cc 66 66 2e 0f 1f 84 00 00 00 00 00 0f 1f 00 8b

 6142 02:04:35.779205  _soc_core cros_usbpd_charger videobuf2_memops cros_usbpd_logger <4>[   54.340996] RSP: 0018:ffffb7dc82cc7e48 EFLAGS: 00010286

 6143 02:04:35.793362  videobuf2_v4l2 snd_compress gsmi x86_pkg_temp_thermal cros_ec_de<4>[   54.353316] RAX: 0000000000000000 RBX: 0000000000000036 RCX: 0000000000000000

 6144 02:04:35.807093  v snd_pcm_dmaengine videobuf2_common cros_usbpd_notify regmap_i2<4>[   54.367803] RDX: ffff9e047ac2c660 RSI: ffff9e047ac1bf70 RDI: ffff9e047ac1bf70

 6145 02:04:35.814229  c i2c_hid coreboot_table chromeos_pstore cros_kbd_led_backlight

 6146 02:04:35.821663  <4>[   54.382301] RBP: ffffffff90ff903c R08: 0000000000000000 R09: 0000000000000000

 6147 02:04:35.821746  

 6148 02:04:35.825935  # [   43.731694] CR2: ffffffff9020d5fb

 6149 02:04:35.836592  # [   43.735684] ---[ e<4>[   54.396793] R10: 00000000ffffe000 R11: 3fffffffffffffff R12: 0000000000000017

 6150 02:04:35.839521  nd trace 19f7a216b67dc057 ]---

 6151 02:04:35.850726  # [   43.741132] RIP: 0010:lkdtm<4>[   54.411260] R13: ffffb7dc82cc7f10 R14: ffffb7dc82cc7f10 R15: ffff9e0402ec1000

 6152 02:04:35.853462  _BUG+0x5/0x10

 6153 02:04:35.867109  # [   43.745792] Code: 89 ff e8 3e e6 79 ff 48 c7<4>[   54.425762] FS:  00007f0ba9822580(0000) GS:ffff9e047ac00000(0000) knlGS:0000000000000000

 6154 02:04:35.879249   c0 ea ff ff ff eb de 48 c7 c0 ea ff ff ff c3 cc cc cc cc 48 c7 <4>[   54.441293] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033

 6155 02:04:35.893853  c0 f4 ff ff ff eb c9 0f 1f 44 00 00 <0f> 0b 66 0f 1f 84 00 00 00<4>[   54.454262] CR2: 00007f0ba962c000 CR3: 00000001030e2003 CR4: 00000000003706f0

 6156 02:04:35.897460   00 00 0f 1f 44 00 00 83 05 50 56 e9 02

 6157 02:04:35.903233  # [   43.767070] RSP: 0<4>[   54.468730] Call Trace:

 6158 02:04:35.907381  018:ffffb7dc812e7e60 EFLAGS: 00010282

 6159 02:04:35.913025  # [   43.773195] RAX: fff<4>[   54.477974]  ? __warn+0x80/0x110

 6160 02:04:35.918865  fffff8fb79540 RBX: 0000000000000001 RCX: 0000000000000000

 6161 02:04:35.924712  # [  <4>[   54.488041]  ? refcount_warn_saturate+0xfb/0x110

 6162 02:04:35.935143   43.781458] RDX: 0000000000000000 RSI: ffff9e047ad1bf70 RDI: fff<4>[   54.499702]  ? report_bug+0x9e/0xc0

 6163 02:04:35.936285  fffff90b7e850

 6164 02:04:35.945349  # [   43.789720] RBP: ffffffff9105d410 R08: 00000<4>[   54.510119]  ? handle_bug+0x41/0x90

 6165 02:04:35.949555  00000000001 R09: 0000000000000001

 6166 02:04:35.956571  # [   43.797982] R10: 0000000<4>[   54.520507]  ? exc_invalid_op+0x14/0x70

 6167 02:04:35.961501  0ffffe000 R11: 3fffffffffffffff R12: 0000000000000004

 6168 02:04:35.967769  # [   43.<4>[   54.531300]  ? asm_exc_invalid_op+0x12/0x20

 6169 02:04:35.979168  806245] R13: ffffb7dc812e7f10 R14: ffffb7dc812e7f10 R15: ffff9e0<4>[   54.542495]  ? refcount_warn_saturate+0xfb/0x110

 6170 02:04:35.980662  402af6000

 6171 02:04:35.990763  # [   43.814506] FS:  00007f231804c580(0000) GS:ffff9<4>[   54.554162]  ? refcount_warn_saturate+0xfb/0x110

 6172 02:04:35.994718  e047ac00000(0000) knlGS:0000000000000000

 6173 02:04:36.002474  # [   43.823838] CS:  <4>[   54.565789]  lkdtm_REFCOUNT_DEC_SATURATED+0x37/0x5f

 6174 02:04:36.007906  0010 DS: 0000 ES: 0000 CR0: 0000000080050033

 6175 02:04:36.013771  # [   43.830537] C<4>[   54.577786]  direct_entry.cold+0x2c/0x38

 6176 02:04:36.024830  R2: ffffffff9020d5fb CR3: 0000000102aba002 CR4: 00000000003706f0<4>[   54.588691]  full_proxy_write+0x53/0x80

 6177 02:04:36.025010  

 6178 02:04:36.035643  # [   43.838800] BUG: sleeping function called from invalid co<4>[   54.599480]  vfs_write+0xe7/0x3b0

 6179 02:04:36.039834  ntext at include/linux/percpu-rwsem.h:49

 6180 02:04:36.045493  # [   43.849004] in_at<4>[   54.609697]  ksys_write+0x68/0xf0

 6181 02:04:36.055350  omic(): 0, irqs_disabled(): 1, non_block: 0, pid: 1932, name: ca<4>[   54.619924]  do_syscall_64+0x30/0x40

 6182 02:04:36.055887  t

 6183 02:04:36.061125  # [   43.857753] INFO: lockdep is turned off.

 6184 02:04:36.068819  # [   43.86241<4>[   54.630417]  entry_SYSCALL_64_after_hwframe+0x61/0xc6

 6185 02:04:36.070378  2] irq event stamp: 0

 6186 02:04:36.079957  # [   43.866109] hardirqs last  enabled a<4>[   54.642571] RIP: 0033:0x7f0ba9738473

 6187 02:04:36.082224  t (0): [<0000000000000000>] 0x0

 6188 02:04:36.107462  # [   43.873402] hardirqs last <4>[   54.653055] Code: 8b 15 21 2a 0e 00 f7 d8 64 89 02 48 c7 c0 ff ff ff ff eb b7 0f 1f 00 64 8b 04 25 18 00 00 00 85 c0 75 14 b8 01 00 00 00 0f 05 <48> 3d 00 f0 ff ff 77 55 c3 0f 1f 40 00 48 83 ec 28 48 89 54 24 18

 6189 02:04:36.111948  disabled at (0): [<ffffffff8f0fd844>] copy_process+0x664/0x1c60

 6190 02:04:36.120506  <4>[   54.680581] RSP: 002b:00007fff0ac62498 EFLAGS: 00000246 ORIG_RAX: 0000000000000001

 6191 02:04:36.121161  

 6192 02:04:36.135049  # [   43.882831] softirqs last  enabled at (0): [<ffffffff8f0fd<4>[   54.695535] RAX: ffffffffffffffda RBX: 0000000000000017 RCX: 00007f0ba9738473

 6193 02:04:36.138567  844>] copy_process+0x664/0x1c60

 6194 02:04:36.151285  # [   43.892250] softirqs last <4>[   54.710014] RDX: 0000000000000017 RSI: 00007f0ba962c000 RDI: 0000000000000001

 6195 02:04:36.154054  disabled at (0): [<0000000000000000>] 0x0

 6196 02:04:36.164460  # [   43.899542] CPU:<4>[   54.724532] RBP: 00007f0ba962c000 R08: 00007f0ba962b010 R09: 0000000000000000

 6197 02:04:36.179152   0 PID: 1932 Comm: cat Tainted: G      D W         5.10.182-cip3<4>[   54.738996] R10: fffffffffffffbc5 R11: 0000000000000246 R12: 0000000000000001

 6198 02:04:36.179586  5 #1

 6199 02:04:36.193536  # [   43.908485] Hardware name: Google Rammus/Rammus, BIOS<4>[   54.753512] R13: 0000000000000001 R14: 0000000000020000 R15: 0000000000020000

 6200 02:04:36.195404    09/04/2020

 6201 02:04:36.197546  # [   43.915583] Call Trace:

 6202 02:04:36.203215  # [   43.918602]  du<4>[   54.768011] irq event stamp: 0

 6203 02:04:36.205206  mp_stack+0x77/0x9b

 6204 02:04:36.216917  # [   43.922597]  ___might_sleep.cold+0xa6/0<4>[   54.777931] hardirqs last  enabled at (0): [<0000000000000000>] 0x0

 6205 02:04:36.217347  xb6

 6206 02:04:36.221708  # [   43.927469]  exit_signals+0x1c/0x300

 6207 02:04:36.232793  # [   43.931755]<4>[   54.791427] hardirqs last disabled at (0): [<ffffffff8f0fd844>] copy_process+0x664/0x1c60

 6208 02:04:36.234140    do_exit+0xc2/0xab0

 6209 02:04:36.238825  # [   43.935550]  ? ksys_write+0x68/0xf0

 6210 02:04:36.247476  <4>[   54.807073] softirqs last  enabled at (0): [<ffffffff8f0fd844>] copy_process+0x664/0x1c60

 6211 02:04:36.253156  # [   43.939727]  ? lkdtm_SLAB_FREE_CROSS.cold+0x32/0x32

 6212 02:04:36.261034  # [   <4>[   54.822744] softirqs last disabled at (0): [<0000000000000000>] 0x0

 6213 02:04:36.264726  43.945465]  make_task_dead+0x2f/0x30

 6214 02:04:36.272880  # [   43.949843]  rewind_s<4>[   54.836277] ---[ end trace 19f7a216b67dc063 ]---

 6215 02:04:36.275641  tack_and_make_dead+0x17/0x20

 6216 02:04:36.284743  # [   43.955384] RIP: 0033:0x7f231<6>[   54.847938] lkdtm: Saturation detected: still saturated

 6217 02:04:36.285828  7f62473

 6218 02:04:36.307860  # [   43.959665] Code: 8b 15 21 2a 0e 00 f7 d8 64 89 02 48 c7 c0 ff ff ff ff eb b7 0f 1f 00 64 8b 04 25 18 00 00 00 85 c0 75 14 b8 01 00 00 00 0f 05 <48> 3d 00 f0 ff ff 77 55 c3 0f 1f 40 00 48 83 ec 28 48 89 54 24 18

 6219 02:04:36.316006  # [   43.980934] RSP: 002b:00007fffbf16c7c8 EFLAGS: 00000246 ORIG_RAX: 0000000000000001

 6220 02:04:36.323672  # [   43.989674] RAX: ffffffffffffffda RBX: 000000000000000b RCX: 00007f2317f62473

 6221 02:04:36.333194  # [   43.997934] RDX: 000000000000000b RSI: 00007f2317e56000 RDI: 0000000000000001

 6222 02:04:36.340359  # [   44.006195] RBP: 00007f2317e56000 R08: 00007f2317e55010 R09: 0000000000000000

 6223 02:04:36.348847  # [   44.014456] R10: fffffffffffffbc5 R11: 0000000000000246 R12: 0000000000000001

 6224 02:04:36.356869  # [   44.022719] R13: 0000000000000001 R14: 0000000000020000 R15: 0000000000020000

 6225 02:04:36.360097  # WRITE_KERN: saw 'call trace:': ok

 6226 02:04:36.365181  ok 41 selftests: lkdtm: WRITE_KERN.sh

 6227 02:04:36.368666  # selftests: lkdtm: REFCOUNT_INC_OVERFLOW.sh

 6228 02:04:36.375850  # [   44.211880] lkdtm: Performing direct entry REFCOUNT_INC_OVERFLOW

 6229 02:04:36.382359  # [   44.224490] lkdtm: attempting good refcount_inc() without overflow

 6230 02:04:36.388377  # [   44.237896] lkdtm: attempting bad refcount_inc() overflow

 6231 02:04:36.394449  # [   44.250435] ------------[ cut here ]------------

 6232 02:04:36.399683  # [   44.262128] refcount_t: saturated; leaking memory.

 6233 02:04:36.409218  # [   44.274000] WARNING: CPU: 0 PID: 1967 at lib/refcount.c:22 refcount_warn_saturate+0x51/0x110

 6234 02:04:36.453825  # [   44.289917] Modules linked in: fuse ip_tables cros_ec_lid_angle cros_ec_sensors cros_ec_sensors_core industrialio_triggered_buffer kfifo_buf industrialio snd_soc_da7219 uvcvideo cros_ec_sysfs cros_ec_lightbar cros_ec_sensorhub cros_ec_chardev cros_ec_debugfs videobuf2_vmalloc snd_soc_core cros_usbpd_charger videobuf2_memops cros_usbpd_logger videobuf2_v4l2 snd_compress gsmi x86_p<6>[   55.018353] lkdtm: Performing direct entry REFCOUNT_ADD_SATURATED

 6235 02:04:36.467759  kg_temp_thermal cros_ec_dev snd_pcm_dmaengine videobuf2_common c<6>[   55.029123] lkdtm: attempting bad refcount_dec() from saturated

 6236 02:04:36.479011  ros_usbpd_notify regmap_i2c i2c_hid coreboot_table chromeos_psto<4>[   55.042274] ------------[ cut here ]------------

 6237 02:04:36.481726  re cros_kbd_led_backlight

 6238 02:04:36.490723  # [   44.348905] CPU: 0 PID: 1967 Com<4>[   55.053940] refcount_t: saturated; leaking memory.

 6239 02:04:36.495620  m: cat Tainted: G      D W         5.10.182-cip35 #1

 6240 02:04:36.506719  # [   44.3<4>[   55.065840] WARNING: CPU: 0 PID: 2369 at lib/refcount.c:22 refcount_warn_saturate+0x51/0x110

 6241 02:04:36.513085  64050] Hardware name: Google Rammus/Rammus, BIOS  09/04/2020

 6242 02:04:36.565463  # <4>[   55.081780] Modules linked in: fuse ip_tables cros_ec_lid_angle cros_ec_sensors cros_ec_sensors_core industrialio_triggered_buffer kfifo_buf industrialio snd_soc_da7219 uvcvideo cros_ec_sysfs cros_ec_lightbar cros_ec_sensorhub cros_ec_chardev cros_ec_debugfs videobuf2_vmalloc snd_soc_core cros_usbpd_charger videobuf2_memops cros_usbpd_logger videobuf2_v4l2 snd_compress gsmi x86_pkg_temp_thermal cros_ec_dev snd_pcm_dmaengine videobuf2_common cros_usbpd_notify regmap_i2c i2c_hid coreboot_table chromeos_pstore cros_kbd_led_backlight

 6243 02:04:36.571353  [   44.371184] RIP: 0010:refcount_warn_saturate+0x51/0x110

 6244 02:04:36.580686  # [ <4>[   55.140775] CPU: 0 PID: 2369 Comm: cat Tainted: G      D W         5.10.182-cip35 #1

 6245 02:04:36.594457    44.383570] Code: 84 bc 00 00 00 c3 cc cc cc cc 85 f6 74 46 80 <4>[   55.155951] Hardware name: Google Rammus/Rammus, BIOS  09/04/2020

 6246 02:04:36.606852  3d 21 f2 f6 01 00 75 ee 48 c7 c7 28 3f f5 90 c6 05 11 f2 f6 01 0<4>[   55.169272] RIP: 0010:refcount_warn_saturate+0x51/0x110

 6247 02:04:36.634069  1 e8 26 ee c0 00 <0f> 0b c3 cc cc cc cc 80 3d fd f1 f6 01 00 75 <4>[   55.181633] Code: 84 bc 00 00 00 c3 cc cc cc cc 85 f6 74 46 80 3d 21 f2 f6 01 00 75 ee 48 c7 c7 28 3f f5 90 c6 05 11 f2 f6 01 01 e8 26 ee c0 00 <0f> 0b c3 cc cc cc cc 80 3d fd f1 f6 01 00 75 cb 48 c7 c7 50 3f f5

 6248 02:04:36.637096  cb 48 c7 c7 50 3f f5

 6249 02:04:36.646440  # [   44.411031] RSP: 0018:ffffb7dc82767e4<4>[   55.209181] RSP: 0018:ffffb7dc82d4fe48 EFLAGS: 00010286

 6250 02:04:36.648794  8 EFLAGS: 00010286

 6251 02:04:36.660985  # [   44.423402] RAX: 0000000000000000 RBX: <4>[   55.221494] RAX: 0000000000000000 RBX: 0000000000000037 RCX: 0000000000000000

 6252 02:04:36.665044  000000000000002b RCX: 0000000000000000

 6253 02:04:36.675550  # [   44.437873] RDX: ff<4>[   55.235990] RDX: ffff9e047ac2c660 RSI: ffff9e047ac1bf70 RDI: ffff9e047ac1bf70

 6254 02:04:36.681024  ff9e047ac2c660 RSI: ffff9e047ac1bf70 RDI: ffff9e047ac1bf70

 6255 02:04:36.689693  # [ <4>[   55.250448] RBP: ffffffff90ff9053 R08: 0000000000000000 R09: 0000000000000000

 6256 02:04:36.704222    44.452378] RBP: ffffffff90ff8fad R08: 0000000000000000 R09: 00<4>[   55.264972] R10: 00000000ffffe000 R11: 3fffffffffffffff R12: 0000000000000017

 6257 02:04:36.705803  00000000000000

 6258 02:04:36.719011  # [   44.466823] R10: 00000000ffffe000 R11: 3fff<4>[   55.279407] R13: ffffb7dc82d4ff10 R14: ffffb7dc82d4ff10 R15: ffff9e04027d4000

 6259 02:04:36.722992  ffffffffffff R12: 0000000000000016

 6260 02:04:36.734129  # [   44.481322] R13: ffffb7<4>[   55.293928] FS:  00007f33be53f580(0000) GS:ffff9e047ac00000(0000) knlGS:0000000000000000

 6261 02:04:36.739940  dc82767f10 R14: ffffb7dc82767f10 R15: ffff9e0405d81000

 6262 02:04:36.747653  # [   44<4>[   55.309444] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033

 6263 02:04:36.761816  .495792] FS:  00007ff127e20580(0000) GS:ffff9e047ac00000(0000) k<4>[   55.322368] CR2: 00007f33be349000 CR3: 0000000105c7c003 CR4: 00000000003706f0

 6264 02:04:36.764183  nlGS:0000000000000000

 6265 02:04:36.771225  # [   44.511353] CS:  0010 DS: 0000 ES: 0<4>[   55.336850] Call Trace:

 6266 02:04:36.773419  000 CR0: 0000000080050033

 6267 02:04:36.781242  # [   44.524261] CR2: 00007ff127c2a00<4>[   55.346097]  ? __warn+0x80/0x110

 6268 02:04:36.785634  0 CR3: 00000001027fa002 CR4: 00000000003706f0

 6269 02:04:36.793287  # [   44.538769] <4>[   55.356206]  ? refcount_warn_saturate+0x51/0x110

 6270 02:04:36.794163  Call Trace:

 6271 02:04:36.797989  # [   44.547994]  ? __warn+0x80/0x110

 6272 02:04:36.803533  # [   44.558<4>[   55.367881]  ? report_bug+0x9e/0xc0

 6273 02:04:36.807748  127]  ? refcount_warn_saturate+0x51/0x110

 6274 02:04:36.814604  # [   44.569776]  ? r<4>[   55.378268]  ? handle_bug+0x41/0x90

 6275 02:04:36.816182  eport_bug+0x9e/0xc0

 6276 02:04:36.820190  # [   44.580210]  ? handle_bug+0x41/0x90

 6277 02:04:36.824673  #<4>[   55.388755]  ? exc_invalid_op+0x14/0x70

 6278 02:04:36.829020   [   44.590590]  ? exc_invalid_op+0x14/0x70

 6279 02:04:36.836263  # [   44.601395]  ?<4>[   55.399488]  ? asm_exc_invalid_op+0x12/0x20

 6280 02:04:36.838947   asm_exc_invalid_op+0x12/0x20

 6281 02:04:36.846893  # [   44.612573]  ? refcount_warn<4>[   55.410706]  ? refcount_warn_saturate+0x51/0x110

 6282 02:04:36.849679  _saturate+0x51/0x110

 6283 02:04:36.859842  # [   44.624243]  ? refcount_warn_saturate<4>[   55.422330]  ? refcount_warn_saturate+0x51/0x110

 6284 02:04:36.860442  +0x51/0x110

 6285 02:04:36.871446  # [   44.635902]  lkdtm_REFCOUNT_INC_OVERFLOW+0x70/<4>[   55.434023]  lkdtm_REFCOUNT_ADD_SATURATED+0x3c/0x64

 6286 02:04:36.871528  0x98

 6287 02:04:36.877233  # [   44.647785]  direct_entry.cold+0x2c/0x38

 6288 02:04:36.882143  # [   44.65<4>[   55.445952]  direct_entry.cold+0x2c/0x38

 6289 02:04:36.885105  8659]  full_proxy_write+0x53/0x80

 6290 02:04:36.892330  # [   44.669461]  vfs_write+0<4>[   55.456844]  full_proxy_write+0x53/0x80

 6291 02:04:36.894091  xe7/0x3b0

 6292 02:04:36.898014  # [   44.679658]  ksys_write+0x68/0xf0

 6293 02:04:36.902828  # [   44.6898<4>[   55.467625]  vfs_write+0xe7/0x3b0

 6294 02:04:36.906619  89]  do_syscall_64+0x30/0x40

 6295 02:04:36.913605  # [   44.700371]  entry_SYSCALL_64<4>[   55.477843]  ksys_write+0x68/0xf0

 6296 02:04:36.915824  _after_hwframe+0x61/0xc6

 6297 02:04:36.923582  # [   44.712530] RIP: 0033:0x7ff127d36<4>[   55.488039]  do_syscall_64+0x30/0x40

 6298 02:04:36.924193  473

 6299 02:04:36.935515  # [   44.723018] Code: 8b 15 21 2a 0e 00 f7 d8 64 89 02 48 <4>[   55.498570]  entry_SYSCALL_64_after_hwframe+0x61/0xc6

 6300 02:04:36.947184  c7 c0 ff ff ff ff eb b7 0f 1f 00 64 8b 04 25 18 00 00 00 85 c0 7<4>[   55.510731] RIP: 0033:0x7f33be455473

 6301 02:04:36.973788  5 14 b8 01 00 00 00 0f 05 <48> 3d 00 f0 ff ff 77 55 c3 0f 1f 40 <4>[   55.521227] Code: 8b 15 21 2a 0e 00 f7 d8 64 89 02 48 c7 c0 ff ff ff ff eb b7 0f 1f 00 64 8b 04 25 18 00 00 00 85 c0 75 14 b8 01 00 00 00 0f 05 <48> 3d 00 f0 ff ff 77 55 c3 0f 1f 40 00 48 83 ec 28 48 89 54 24 18

 6302 02:04:36.977175  00 48 83 ec 28 48 89 54 24 18

 6303 02:04:36.988889  # [   44.750540] RSP: 002b:00007f<4>[   55.548705] RSP: 002b:00007ffd5dfc70d8 EFLAGS: 00000246 ORIG_RAX: 0000000000000001

 6304 02:04:36.995210  feae42c538 EFLAGS: 00000246 ORIG_RAX: 0000000000000001

 6305 02:04:37.003517  # [   44<4>[   55.563693] RAX: ffffffffffffffda RBX: 0000000000000017 RCX: 00007f33be455473

 6306 02:04:37.018269  .765495] RAX: ffffffffffffffda RBX: 0000000000000016 RCX: 00007f<4>[   55.578154] RDX: 0000000000000017 RSI: 00007f33be349000 RDI: 0000000000000001

 6307 02:04:37.020513  f127d36473

 6308 02:04:37.032377  # [   44.779993] RDX: 0000000000000016 RSI: 00007ff1<4>[   55.592645] RBP: 00007f33be349000 R08: 00007f33be348010 R09: 0000000000000000

 6309 02:04:37.035659  27c2a000 RDI: 0000000000000001

 6310 02:04:37.046540  # [   44.794457] RBP: 00007ff127<4>[   55.607110] R10: fffffffffffffbc5 R11: 0000000000000246 R12: 0000000000000001

 6311 02:04:37.051759  c2a000 R08: 00007ff127c29010 R09: 0000000000000000

 6312 02:04:37.061622  # [   44.808<4>[   55.621578] R13: 0000000000000001 R14: 0000000000020000 R15: 0000000000020000

 6313 02:04:37.071224  965] R10: fffffffffffffbc5 R11: 0000000000000246 R12: 0000000000<4>[   55.636094] irq event stamp: 0

 6314 02:04:37.072389  000001

 6315 02:04:37.085753  # [   44.823428] R13: 0000000000000001 R14: 000000000002<4>[   55.645996] hardirqs last  enabled at (0): [<0000000000000000>] 0x0

 6316 02:04:37.088005  0000 R15: 0000000000020000

 6317 02:04:37.091171  # [   44.837940] irq event stamp: 0

 6318 02:04:37.101036  <4>[   55.659527] hardirqs last disabled at (0): [<ffffffff8f0fd844>] copy_process+0x664/0x1c60

 6319 02:04:37.101487  

 6320 02:04:37.116172  # [   44.847837] hardirqs last  enabled at (0): [<0000000000000<4>[   55.675153] softirqs last  enabled at (0): [<ffffffff8f0fd844>] copy_process+0x664/0x1c60

 6321 02:04:37.117220  000>] 0x0

 6322 02:04:37.129217  # [   44.861363] hardirqs last disabled at (0): [<fff<4>[   55.690809] softirqs last disabled at (0): [<0000000000000000>] 0x0

 6323 02:04:37.133944  fffff8f0fd844>] copy_process+0x664/0x1c60

 6324 02:04:37.141279  # [   44.876996] soft<4>[   55.704283] ---[ end trace 19f7a216b67dc064 ]---

 6325 02:04:37.153474  irqs last  enabled at (0): [<ffffffff8f0fd844>] copy_process+0x6<6>[   55.715985] lkdtm: Saturation detected: still saturated

 6326 02:04:37.154475  64/0x1c60

 6327 02:04:37.162204  # [   44.892653] softirqs last disabled at (0): [<0000000000000000>] 0x0

 6328 02:04:37.167594  # [   44.906154] ---[ end trace 19f7a216b67dc058 ]---

 6329 02:04:37.172567  # [   44.917826] lkdtm: Overflow detected: saturated

 6330 02:04:37.176908  # REFCOUNT_INC_OVERFLOW: saw 'call trace:': ok

 6331 02:04:37.181777  ok 42 selftests: lkdtm: REFCOUNT_INC_OVERFLOW.sh

 6332 02:04:37.186246  # selftests: lkdtm: REFCOUNT_ADD_OVERFLOW.sh

 6333 02:04:37.193022  # [   45.071674] lkdtm: Performing direct entry REFCOUNT_ADD_OVERFLOW

 6334 02:04:37.200014  # [   45.079472] lkdtm: attempting good refcount_add() without overflow

 6335 02:04:37.207070  # [   45.092893] lkdtm: attempting bad refcount_add() overflow

 6336 02:04:37.211945  # [   45.105429] ------------[ cut here ]------------

 6337 02:04:37.218545  # [   45.117092] refcount_t: saturated; leaking memory.

 6338 02:04:37.227101  # [   45.128981] WARNING: CPU: 1 PID: 1999 at lib/refcount.c:22 refcount_warn_saturate+0x51/0x110

 6339 02:04:37.279759  # [   45.144885] Modules linked in: fuse ip_tables cros_ec_lid_angle cros_ec_sensors cros_ec_sensors_core industrialio_triggered_buffer kfifo_buf industrialio snd_soc_da7219 uvcvideo cros_ec_sysfs cros_ec_lightbar cros_ec_sensorhub cros_ec_chardev cros_ec_debugfs videobuf2_vmalloc snd_soc_core cros_usbpd_charger videobuf2_memops cros_usbpd_logger videobuf2_v4l2 snd_compress gsmi x86_pkg_temp_thermal cros_ec_dev snd_pcm_dmaengine videobuf2_common cros_usbpd_notify regmap_i2c i2c_hid coreboot_table chromeos_pstore cros_kbd_led_backlight

 6340 02:04:37.288032  # [   45.203847] CPU: 1 PID: 1999 Comm: cat Tainted: G      D W         5.10.182-cip35 #1

 6341 02:04:37.295732  # [   45.219004] Hardware name: Google Rammus/Rammus, BIOS  09/04/2020

 6342 02:04:37.305161  # [   45.2<6>[   55.866597] lkdtm: Performing direct entry REFCOUNT_INC_NOT_ZERO_SATURATED

 6343 02:04:37.309457  32323] RIP: 0010:refcount_warn_saturate+0x51/0x110

 6344 02:04:37.318366  # [   45.244<6>[   55.879361] lkdtm: attempting bad refcount_inc_not_zero() from saturated

 6345 02:04:37.329950  662] Code: 84 bc 00 00 00 c3 cc cc cc cc 85 f6 74 46 80 3d 21 f2<4>[   55.893359] ------------[ cut here ]------------

 6346 02:04:37.341656   f6 01 00 75 ee 48 c7 c7 28 3f f5 90 c6 05 11 f2 f6 01 01 e8 26 <4>[   55.905021] refcount_t: saturated; leaking memory.

 6347 02:04:37.358460  ee c0 00 <0f> 0b c3 cc cc cc cc 80 3d fd f1 f6 01 00 75 cb 48 c7<4>[   55.916907] WARNING: CPU: 1 PID: 2401 at lib/refcount.c:19 refcount_warn_saturate+0x97/0x110

 6348 02:04:37.359147   c7 50 3f f5

 6349 02:04:37.416573  # [   45.272157] RSP: 0018:ffffb7dc827e7e48 EFLAGS<4>[   55.932816] Modules linked in: fuse ip_tables cros_ec_lid_angle cros_ec_sensors cros_ec_sensors_core industrialio_triggered_buffer kfifo_buf industrialio snd_soc_da7219 uvcvideo cros_ec_sysfs cros_ec_lightbar cros_ec_sensorhub cros_ec_chardev cros_ec_debugfs videobuf2_vmalloc snd_soc_core cros_usbpd_charger videobuf2_memops cros_usbpd_logger videobuf2_v4l2 snd_compress gsmi x86_pkg_temp_thermal cros_ec_dev snd_pcm_dmaengine videobuf2_common cros_usbpd_notify regmap_i2c i2c_hid coreboot_table chromeos_pstore cros_kbd_led_backlight

 6350 02:04:37.417979  : 00010286

 6351 02:04:37.431540  # [   45.284496] RAX: 0000000000000000 RBX: 00000000<4>[   55.991771] CPU: 1 PID: 2401 Comm: cat Tainted: G      D W         5.10.182-cip35 #1

 6352 02:04:37.434776  0000002c RCX: 0000000000000000

 6353 02:04:37.445256  # [   45.298977] RDX: ffff9e047a<4>[   56.006930] Hardware name: Google Rammus/Rammus, BIOS  09/04/2020

 6354 02:04:37.450729  cac660 RSI: ffff9e047ac9bf70 RDI: ffff9e047ac9bf70

 6355 02:04:37.457419  # [   45.313<4>[   56.020245] RIP: 0010:refcount_warn_saturate+0x97/0x110

 6356 02:04:37.485523  462] RBP: ffffffff90ff8fc3 R08: 0000000000000000 R09: 0000000000<4>[   56.032583] Code: 01 01 e8 03 ee c0 00 0f 0b c3 cc cc cc cc 80 3d dc f1 f6 01 00 75 a8 48 c7 c7 28 3f f5 90 c6 05 cc f1 f6 01 01 e8 e0 ed c0 00 <0f> 0b c3 cc cc cc cc 80 3d b6 f1 f6 01 00 75 85 48 c7 c7 80 3f f5

 6357 02:04:37.486080  000000

 6358 02:04:37.497704  # [   45.327937] R10: 00000000ffffe000 R11: 3fffffffffff<4>[   56.060100] RSP: 0018:ffffb7dc82de7e38 EFLAGS: 00010282

 6359 02:04:37.500529  ffff R12: 0000000000000016

 6360 02:04:37.512059  # [   45.342412] R13: ffffb7dc827e7f<4>[   56.072422] RAX: 0000000000000000 RBX: 00000000c0000000 RCX: 0000000000000000

 6361 02:04:37.516392  10 R14: ffffb7dc827e7f10 R15: ffff9e04040af000

 6362 02:04:37.526529  # [   45.356889]<4>[   56.086894] RDX: ffff9e047acac660 RSI: ffff9e047ac9bf70 RDI: ffff9e047ac9bf70

 6363 02:04:37.540691   FS:  00007f9796522580(0000) GS:ffff9e047ac80000(0000) knlGS:000<4>[   56.101372] RBP: ffffffff90ff8c80 R08: 0000000000000000 R09: 0000000000000000

 6364 02:04:37.543187  0000000000000

 6365 02:04:37.555425  # [   45.372433] CS:  0010 DS: 0000 ES: 0000 CR0:<4>[   56.115851] R10: 00000000ffffe000 R11: 3fffffffffffffff R12: 0000000000000020

 6366 02:04:37.558281   0000000080050033

 6367 02:04:37.570206  # [   45.385359] CR2: 00007f979632c000 CR3: 0<4>[   56.130330] R13: ffffb7dc82de7f10 R14: ffffb7dc82de7f10 R15: ffff9e040400e000

 6368 02:04:37.573916  00000010641a003 CR4: 00000000003706e0

 6369 02:04:37.586677  # [   45.399838] Call Tra<4>[   56.144809] FS:  00007fae81542580(0000) GS:ffff9e047ac80000(0000) knlGS:0000000000000000

 6370 02:04:37.587124  ce:

 6371 02:04:37.590127  # [   45.409078]  ? __warn+0x80/0x110

 6372 02:04:37.599804  # [   45.419184]  ? <4>[   56.160356] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033

 6373 02:04:37.601920  refcount_warn_saturate+0x51/0x110

 6374 02:04:37.613152  # [   45.430849]  ? report_bu<4>[   56.173281] CR2: 00007fae8134c000 CR3: 0000000106642006 CR4: 00000000003706e0

 6375 02:04:37.615044  g+0x9e/0xc0

 6376 02:04:37.618210  # [   45.441254]  ? handle_bug+0x41/0x90

 6377 02:04:37.621810  # [   45.<4>[   56.187760] Call Trace:

 6378 02:04:37.625800  451652]  ? exc_invalid_op+0x14/0x70

 6379 02:04:37.632641  # [   45.462465]  ? asm_exc<4>[   56.197000]  ? __warn+0x80/0x110

 6380 02:04:37.635354  _invalid_op+0x12/0x20

 6381 02:04:37.644749  # [   45.473646]  ? refcount_warn_saturat<4>[   56.207107]  ? refcount_warn_saturate+0x97/0x110

 6382 02:04:37.646390  e+0x51/0x110

 6383 02:04:37.654416  # [   45.485304]  ? refcount_warn_saturate+0x51/0x<4>[   56.218771]  ? report_bug+0x9e/0xc0

 6384 02:04:37.655152  110

 6385 02:04:37.660218  # [   45.490753]  lkdtm_REFCOUNT_ADD_OVERFLOW+0x7f/0xa7

 6386 02:04:37.665663  # <4>[   56.229174]  ? handle_bug+0x41/0x90

 6387 02:04:37.669207  [   45.502604]  direct_entry.cold+0x2c/0x38

 6388 02:04:37.676249  # [   45.507276]  f<4>[   56.239573]  ? exc_invalid_op+0x14/0x70

 6389 02:04:37.678091  ull_proxy_write+0x53/0x80

 6390 02:04:37.686773  # [   45.518060]  vfs_write+0xe7/0x3b<4>[   56.250365]  ? asm_exc_invalid_op+0x12/0x20

 6391 02:04:37.687522  0

 6392 02:04:37.690832  # [   45.528271]  ksys_write+0x68/0xf0

 6393 02:04:37.699326  # [   45.538477]  do_<4>[   56.261544]  ? refcount_warn_saturate+0x97/0x110

 6394 02:04:37.700663  syscall_64+0x30/0x40

 6395 02:04:37.711413  # [   45.548974]  entry_SYSCALL_64_after_h<4>[   56.273204]  ? refcount_warn_saturate+0x97/0x110

 6396 02:04:37.711497  wframe+0x61/0xc6

 6397 02:04:37.715442  # [   45.561121] RIP: 0033:0x7f9796438473

 6398 02:04:37.722500  # [<4>[   56.284870]  __refcount_add_not_zero.constprop.0+0x2a/0x35

 6399 02:04:37.735218     45.571620] Code: 8b 15 21 2a 0e 00 f7 d8 64 89 02 48 c7 c0 ff<4>[   56.297506]  lkdtm_REFCOUNT_INC_NOT_ZERO_SATURATED+0x3e/0x76

 6400 02:04:37.746203   ff ff ff eb b7 0f 1f 00 64 8b 04 25 18 00 00 00 85 c0 75 14 b8 <4>[   56.310334]  direct_entry.cold+0x2c/0x38

 6401 02:04:37.757015  01 00 00 00 0f 05 <48> 3d 00 f0 ff ff 77 55 c3 0f 1f 40 00 48 83<4>[   56.321223]  full_proxy_write+0x53/0x80

 6402 02:04:37.759386   ec 28 48 89 54 24 18

 6403 02:04:37.768511  # [   45.599110] RSP: 002b:00007ffccde0e6<4>[   56.332014]  vfs_write+0xe7/0x3b0

 6404 02:04:37.772486  18 EFLAGS: 00000246 ORIG_RAX: 0000000000000001

 6405 02:04:37.777529  # [   45.614077]<4>[   56.342221]  ksys_write+0x68/0xf0

 6406 02:04:37.788121   RAX: ffffffffffffffda RBX: 0000000000000016 RCX: 00007f97964384<4>[   56.352430]  do_syscall_64+0x30/0x40

 6407 02:04:37.788262  73

 6408 02:04:37.800385  # [   45.628556] RDX: 0000000000000016 RSI: 00007f979632c000<4>[   56.362925]  entry_SYSCALL_64_after_hwframe+0x61/0xc6

 6409 02:04:37.802340   RDI: 0000000000000001

 6410 02:04:37.810668  # [   45.643035] RBP: 00007f979632c000 R<4>[   56.375075] RIP: 0033:0x7fae81458473

 6411 02:04:37.814800  08: 00007f979632b010 R09: 0000000000000000

 6412 02:04:37.838338  # [   45.657514] R10<4>[   56.385572] Code: 8b 15 21 2a 0e 00 f7 d8 64 89 02 48 c7 c0 ff ff ff ff eb b7 0f 1f 00 64 8b 04 25 18 00 00 00 85 c0 75 14 b8 01 00 00 00 0f 05 <48> 3d 00 f0 ff ff 77 55 c3 0f 1f 40 00 48 83 ec 28 48 89 54 24 18

 6413 02:04:37.844711  : fffffffffffffbc5 R11: 0000000000000246 R12: 0000000000000001

 6414 02:04:37.854697  <4>[   56.413065] RSP: 002b:00007ffdac838578 EFLAGS: 00000246 ORIG_RAX: 0000000000000001

 6415 02:04:37.867619  # [   45.671995] R13: 0000000000000001 R14: 0000000000020000 R15<4>[   56.428029] RAX: ffffffffffffffda RBX: 0000000000000020 RCX: 00007fae81458473

 6416 02:04:37.869782  : 0000000000020000

 6417 02:04:37.873160  # [   45.686481] irq event stamp: 0

 6418 02:04:37.883382  # [   4<4>[   56.442508] RDX: 0000000000000020 RSI: 00007fae8134c000 RDI: 0000000000000001

 6419 02:04:37.897296  5.696391] hardirqs last  enabled at (0): [<0000000000000000>] 0x<4>[   56.456988] RBP: 00007fae8134c000 R08: 00007fae8134b010 R09: 0000000000000000

 6420 02:04:37.897393  0

 6421 02:04:37.910873  # [   45.709899] hardirqs last disabled at (0): [<ffffffff8f0<4>[   56.471467] R10: fffffffffffffbc5 R11: 0000000000000246 R12: 0000000000000001

 6422 02:04:37.914675  fd844>] copy_process+0x664/0x1c60

 6423 02:04:37.925328  # [   45.725544] softirqs las<4>[   56.485947] R13: 0000000000000001 R14: 0000000000020000 R15: 0000000000020000

 6424 02:04:37.935182  t  enabled at (0): [<ffffffff8f0fd844>] copy_process+0x664/0x1c6<4>[   56.500431] irq event stamp: 0

 6425 02:04:37.936293  0

 6426 02:04:37.948669  # [   45.741190] softirqs last disabled at (0): [<00000000000<4>[   56.510344] hardirqs last  enabled at (0): [<0000000000000000>] 0x0

 6427 02:04:37.950326  00000>] 0x0

 6428 02:04:37.965052  # [   45.754697] ---[ end trace 19f7a216b67dc059 ]-<4>[   56.523853] hardirqs last disabled at (0): [<ffffffff8f0fd844>] copy_process+0x664/0x1c60

 6429 02:04:37.965146  --

 6430 02:04:37.970189  # [   45.766359] lkdtm: Overflow detected: saturated

 6431 02:04:37.980002  # REFC<4>[   56.539496] softirqs last  enabled at (0): [<ffffffff8f0fd844>] copy_process+0x664/0x1c60

 6432 02:04:37.983957  OUNT_ADD_OVERFLOW: saw 'call trace:': ok

 6433 02:04:37.993303  ok 43 selftests: lkdtm<4>[   56.555137] softirqs last disabled at (0): [<0000000000000000>] 0x0

 6434 02:04:37.996724  : REFCOUNT_ADD_OVERFLOW.sh

 6435 02:04:38.005642  # selftests: lkdtm: REFCOUNT_INC_NOT<4>[   56.568649] ---[ end trace 19f7a216b67dc065 ]---

 6436 02:04:38.007914  _ZERO_OVERFLOW.sh

 6437 02:04:38.017765  # [   46.407806] lkdtm: Performing direct ent<6>[   56.580310] lkdtm: Saturation detected: still saturated

 6438 02:04:38.021181  ry REFCOUNT_INC_NOT_ZERO_OVERFLOW

 6439 02:04:38.027935  # [   46.421266] lkdtm: attempting bad refcount_inc_not_zero() overflow

 6440 02:04:38.033808  # [   46.434724] ------------[ cut here ]------------

 6441 02:04:38.039647  # [   46.446364] refcount_t: saturated; leaking memory.

 6442 02:04:38.048726  # [   46.458251] WARNING: CPU: 1 PID: 2031 at lib/refcount.c:19 refcount_warn_saturate+0x97/0x110

 6443 02:04:38.101362  # [   46.474161] Modules linked in: fuse ip_tables cros_ec_lid_angle cros_ec_sensors cros_ec_sensors_core industrialio_triggered_buffer kfifo_buf industrialio snd_soc_da7219 uvcvideo cros_ec_sysfs cros_ec_lightbar cros_ec_sensorhub cros_ec_chardev cros_ec_debugfs videobuf2_vmalloc snd_soc_core cros_usbpd_charger videobuf2_memops cros_usbpd_logger videobuf2_v4l2 snd_compress gsmi x86_pkg_temp_thermal cros_ec_dev snd_pcm_dmaengine videobuf2_common cros_usbpd_notify regmap_i2c i2c_hid coreboot_table chromeos_pstore cros_kbd_led_backlight

 6444 02:04:38.110978  # [   46.533121] CPU: 1 PID: 2031 Comm: cat Tainted: G      D W         5.10.182-cip35 #1

 6445 02:04:38.117514  # [   46.548276] Hardware name: Google Rammus/Rammus, BIOS  09/04/2020

 6446 02:04:38.123697  # [   46.561593] RIP: 0010:refcount_warn_saturate+0x97/0x110

 6447 02:04:38.143993  # [   46.573938] Code: 01 01 e8 03 ee c0 00 0f 0b c3 cc cc cc cc 80 3d dc f1 f6 01 00 75 a8 48 c7 c7 28 3f f5 90 c6 05 cc f1 f6 01 01 e8 e0 ed c0 00 <0f> 0b c3 cc cc cc cc 80 3d b6 f1 f6 01 00 75 85 48 c7 c7 80 3f f5

 6448 02:04:38.156177  # [   46.601426] RSP: 0018:ffffb7dc8286f<6>[   56.720881] lkdtm: Performing direct entry REFCOUNT_ADD_NOT_ZERO_SATURATED

 6449 02:04:38.164588  <6>[   56.731161] lkdtm: attempting bad refcount_add_not_zero() from saturated

 6450 02:04:38.169105  <4>[   56.738942] ------------[ cut here ]------------

 6451 02:04:38.175067  <4>[   56.744399] refcount_t: saturated; leaking memory.

 6452 02:04:38.186428  <4>[   56.750069] WARNING: CPU: 3 PID: 2433 at lib/refcount.c:19 refcount_warn_saturate+0x97/0x110

 6453 02:04:38.186961  e38 EFLAGS: 00010282

 6454 02:04:38.243791  # [   46.613770] RAX: 0000000000000000 RBX<4>[   56.759795] Modules linked in: fuse ip_tables cros_ec_lid_angle cros_ec_sensors cros_ec_sensors_core industrialio_triggered_buffer kfifo_buf industrialio snd_soc_da7219 uvcvideo cros_ec_sysfs cros_ec_lightbar cros_ec_sensorhub cros_ec_chardev cros_ec_debugfs videobuf2_vmalloc snd_soc_core cros_usbpd_charger videobuf2_memops cros_usbpd_logger videobuf2_v4l2 snd_compress gsmi x86_pkg_temp_thermal cros_ec_dev snd_pcm_dmaengine videobuf2_common cros_usbpd_notify regmap_i2c i2c_hid coreboot_table chromeos_pstore cros_kbd_led_backlight

 6455 02:04:38.252966  <4>[   56.818743] CPU: 3 PID: 2433 Comm: cat Tainted: G      D W         5.10.182-cip35 #1

 6456 02:04:38.256805  : 000000007fffffff RCX: 0000000000000000

 6457 02:04:38.266548  # [   46.628249] RDX: <4>[   56.827687] Hardware name: Google Rammus/Rammus, BIOS  09/04/2020

 6458 02:04:38.272014  ffff9e047acac660 RSI: ffff9e047ac9bf70 RDI: ffff9e047ac9bf70

 6459 02:04:38.278527  # <4>[   56.841007] RIP: 0010:refcount_warn_saturate+0x97/0x110

 6460 02:04:38.299717  <4>[   56.853347] Code: 01 01 e8 03 ee c0 00 0f 0b c3 cc cc cc cc 80 3d dc f1 f6 01 00 75 a8 48 c7 c7 28 3f f5 90 c6 05 cc f1 f6 01 01 e8 e0 ed c0 00 <0f> 0b c3 cc cc cc cc 80 3d b6 f1 f6 01 00 75 85 48 c7 c7 80 3f f5

 6461 02:04:38.306430  <4>[   56.874621] RSP: 0018:ffffb7dc82e5fe38 EFLAGS: 00010282

 6462 02:04:38.314543  <4>[   56.880747] RAX: 0000000000000000 RBX: 00000000c0000000 RCX: 0000000000000000

 6463 02:04:38.322867  <4>[   56.889032] RDX: ffff9e047adac660 RSI: ffff9e047ad9bf70 RDI: ffff9e047ad9bf70

 6464 02:04:38.337292  [   46.642735] RBP: ffffffff90ff8c00 R08: 0000000000000000 R09: <4>[   56.897308] RBP: ffffffff90ff8ca0 R08: 0000000000000000 R09: 0000000000000000

 6465 02:04:38.345268  <4>[   56.911776] R10: 00000000ffffe000 R11: 3fffffffffffffff R12: 0000000000000020

 6466 02:04:38.354176  <4>[   56.920036] R13: ffffb7dc82e5ff10 R14: ffffb7dc82e5ff10 R15: ffff9e040667f000

 6467 02:04:38.362540  <4>[   56.928290] FS:  00007f8455cb1580(0000) GS:ffff9e047ad80000(0000) knlGS:0000000000000000

 6468 02:04:38.369749  <4>[   56.937620] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033

 6469 02:04:38.377281  <4>[   56.944328] CR2: 00007f8455abb000 CR3: 0000000101224006 CR4: 00000000003706e0

 6470 02:04:38.381053  <4>[   56.952582] Call Trace:

 6471 02:04:38.382276  0000000000000000

 6472 02:04:38.390900  # [   46.657213] R10: 00000000ffffe000 R11: 3f<4>[   56.955607]  ? __warn+0x80/0x110

 6473 02:04:38.396681  <4>[   56.965707]  ? refcount_warn_saturate+0x97/0x110

 6474 02:04:38.400686  <4>[   56.971152]  ? report_bug+0x9e/0xc0

 6475 02:04:38.407019  <4>[   56.975339]  ? handle_bug+0x41/0x90

 6476 02:04:38.409176  <4>[   56.979524]  ? exc_invalid_op+0x14/0x70

 6477 02:04:38.413575  <4>[   56.984097]  ? asm_exc_invalid_op+0x12/0x20

 6478 02:04:38.420286  <4>[   56.989062]  ? refcount_warn_saturate+0x97/0x110

 6479 02:04:38.425359  <4>[   56.994534]  ? refcount_warn_saturate+0x97/0x110

 6480 02:04:38.431235  <4>[   56.999983]  __refcount_add_not_zero.constprop.0+0x2a/0x35

 6481 02:04:38.438127  <4>[   57.006400]  lkdtm_REFCOUNT_ADD_NOT_ZERO_SATURATED+0x3e/0x76

 6482 02:04:38.443022  <4>[   57.013013]  direct_entry.cold+0x2c/0x38

 6483 02:04:38.446343  ffffffffffffff R12: 000000000000001f

 6484 02:04:38.453690  # [   46.671692] R13: ffff<4>[   57.017694]  full_proxy_write+0x53/0x80

 6485 02:04:38.457391  <4>[   57.028482]  vfs_write+0xe7/0x3b0

 6486 02:04:38.461755  <4>[   57.032473]  ksys_write+0x68/0xf0

 6487 02:04:38.465491  <4>[   57.036464]  do_syscall_64+0x30/0x40

 6488 02:04:38.472267  <4>[   57.040746]  entry_SYSCALL_64_after_hwframe+0x61/0xc6

 6489 02:04:38.478030  b7dc8286ff10 R14: ffffb7dc8286ff10 R15: ffff9e04040df000

 6490 02:04:38.481871  # [   <4>[   57.046688] RIP: 0033:0x7f8455bc7473

 6491 02:04:38.503210  <4>[   57.057183] Code: 8b 15 21 2a 0e 00 f7 d8 64 89 02 48 c7 c0 ff ff ff ff eb b7 0f 1f 00 64 8b 04 25 18 00 00 00 85 c0 75 14 b8 01 00 00 00 0f 05 <48> 3d 00 f0 ff ff 77 55 c3 0f 1f 40 00 48 83 ec 28 48 89 54 24 18

 6492 02:04:38.512356  <4>[   57.078461] RSP: 002b:00007ffcba6f67a8 EFLAGS: 00000246 ORIG_RAX: 0000000000000001

 6493 02:04:38.520232  <4>[   57.087211] RAX: ffffffffffffffda RBX: 0000000000000020 RCX: 00007f8455bc7473

 6494 02:04:38.529443  <4>[   57.095473] RDX: 0000000000000020 RSI: 00007f8455abb000 RDI: 0000000000000001

 6495 02:04:38.543171  46.686171] FS:  00007f78133e8580(0000) GS:ffff9e047ac80000(0000)<4>[   57.103738] RBP: 00007f8455abb000 R08: 00007f8455aba010 R09: 0000000000000000

 6496 02:04:38.551553  <4>[   57.118217] R10: fffffffffffffbc5 R11: 0000000000000246 R12: 0000000000000001

 6497 02:04:38.553678   knlGS:0000000000000000

 6498 02:04:38.565588  # [   46.701719] CS:  0010 DS: 0000 ES:<4>[   57.126481] R13: 0000000000000001 R14: 0000000000020000 R15: 0000000000020000

 6499 02:04:38.569856  <4>[   57.140959] irq event stamp: 0

 6500 02:04:38.576996  <4>[   57.144693] hardirqs last  enabled at (0): [<0000000000000000>] 0x0

 6501 02:04:38.586300  <4>[   57.152018] hardirqs last disabled at (0): [<ffffffff8f0fd844>] copy_process+0x664/0x1c60

 6502 02:04:38.596294  <4>[   57.161445] softirqs last  enabled at (0): [<ffffffff8f0fd844>] copy_process+0x664/0x1c60

 6503 02:04:38.603282  <4>[   57.170872] softirqs last disabled at (0): [<0000000000000000>] 0x0

 6504 02:04:38.608490  <4>[   57.178162] ---[ end trace 19f7a216b67dc066 ]---

 6505 02:04:38.614848  <6>[   57.183607] lkdtm: Saturation detected: still saturated

 6506 02:04:38.617636   0000 CR0: 0000000080050033

 6507 02:04:38.626130  # [   46.714645] CR2: 00007f78131f2000 CR3: 00000001030ba004 CR4: 00000000003706e0

 6508 02:04:38.628319  # [   46.729119] Call Trace:

 6509 02:04:38.632510  # [   46.732147]  ? __warn+0x80/0x110

 6510 02:04:38.638212  # [   46.742248]  ? refcount_warn_saturate+0x97/0x110

 6511 02:04:38.642456  # [   46.753938]  ? report_bug+0x9e/0xc0

 6512 02:04:38.646422  # [   46.764319]  ? handle_bug+0x41/0x90

 6513 02:04:38.650297  # [   46.774713]  ? exc_invalid_op+0x14/0x70

 6514 02:04:38.655600  # [   46.785504]  ? asm_exc_invalid_op+0x12/0x20

 6515 02:04:38.660393  # [   46.796683]  ? refcount_warn_saturate+0x97/0x110

 6516 02:04:38.665712  # [   46.808343]  ? refcount_warn_saturate+0x97/0x110

 6517 02:04:38.672038  # [   46.820006]  __refcount_add_not_zero.constprop.0+0x2a/0x35

 6518 02:04:38.678405  # [   46.832642]  lkdtm_REFCOUNT_INC_NOT_ZERO_OVERFLOW+0x3e/0x76

 6519 02:04:38.683402  # [   46.845373]  direct_entry.cold+0x2c/0x38

 6520 02:04:38.687532  # [   46.856263]  full_proxy_write+0x53/0x80

 6521 02:04:38.691259  # [   46.867052]  vfs_write+0xe7/0x3b0

 6522 02:04:38.695885  # [   46.877259]  ksys_write+0x68/0xf0

 6523 02:04:38.700033  # [   46.887467]  do_syscall_64+0x30/0x40

 6524 02:04:38.705439  # [   46.897961]  entry_SYSCALL_64_after_hwframe+0x61/0xc6

 6525 02:04:38.709087  # [   46.910110] RIP: 0033:0x7f78132fe473

 6526 02:04:38.731785  # [   46.920607] Code: 8b 15 21 2a 0e 00 f7 d8 64 89 02 48 c7 c0 ff ff ff ff eb b7 0f 1f 00 64 8b 04 25 18 00 00 00 85 c0 75 14 b8 01 00 00 00 0f 05 <48> 3d 00 f0 ff ff 77 55 c3 0f 1f 40 00 48 83 ec 28 48 89 54 24 18

 6527 02:04:38.740023  # [   46.948095] RSP: 002b:00007ffe109e0f98 EFLAGS: 00000246 ORIG_RAX: 0000000000000001

 6528 02:04:38.753659  # [   46.963061] RAX: ffffffffffffffda RBX: 000000000000001f<6>[   57.319006] lkdtm: Performing direct entry REFCOUNT_DEC_AND_TEST_SATURATED

 6529 02:04:38.755907   RCX: 00007f78132fe473

 6530 02:04:38.767116  # [   46.977543] RDX: 000000000000001f R<6>[   57.328519] lkdtm: attempting bad refcount_dec_and_test() from saturated

 6531 02:04:38.772348  SI: 00007f78131f2000 RDI: 0000000000000001

 6532 02:04:38.779090  # [   46.992021] RBP<4>[   57.342518] ------------[ cut here ]------------

 6533 02:04:38.785639  : 00007f78131f2000 R08: 00007f78131f1010 R09: 0000000000000000

 6534 02:04:38.791230  <4>[   57.354176] refcount_t: underflow; use-after-free.

 6535 02:04:38.807276  # [   47.006499] R10: fffffffffffffbc5 R11: 0000000000000246 R12<4>[   57.366061] WARNING: CPU: 1 PID: 2468 at lib/refcount.c:28 refcount_warn_saturate+0xba/0x110

 6536 02:04:38.809019  : 0000000000000001

 6537 02:04:38.866031  # [   47.020979] R13: 0000000000000001 R14: <4>[   57.381969] Modules linked in: fuse ip_tables cros_ec_lid_angle cros_ec_sensors cros_ec_sensors_core industrialio_triggered_buffer kfifo_buf industrialio snd_soc_da7219 uvcvideo cros_ec_sysfs cros_ec_lightbar cros_ec_sensorhub cros_ec_chardev cros_ec_debugfs videobuf2_vmalloc snd_soc_core cros_usbpd_charger videobuf2_memops cros_usbpd_logger videobuf2_v4l2 snd_compress gsmi x86_pkg_temp_thermal cros_ec_dev snd_pcm_dmaengine videobuf2_common cros_usbpd_notify regmap_i2c i2c_hid coreboot_table chromeos_pstore cros_kbd_led_backlight

 6538 02:04:38.869939  0000000000020000 R15: 0000000000020000

 6539 02:04:38.881520  # [   47.035463] irq eve<4>[   57.440921] CPU: 1 PID: 2468 Comm: cat Tainted: G      D W         5.10.182-cip35 #1

 6540 02:04:38.882211  nt stamp: 0

 6541 02:04:38.895046  # [   47.045373] hardirqs last  enabled at (0): [<0<4>[   57.456084] Hardware name: Google Rammus/Rammus, BIOS  09/04/2020

 6542 02:04:38.897737  000000000000000>] 0x0

 6543 02:04:38.906676  # [   47.058882] hardirqs last disabled a<4>[   57.469397] RIP: 0010:refcount_warn_saturate+0xba/0x110

 6544 02:04:38.911723  t (0): [<ffffffff8f0fd844>] copy_process+0x664/0x1c60

 6545 02:04:38.934248  # [   47.<4>[   57.481741] Code: 01 01 e8 e0 ed c0 00 0f 0b c3 cc cc cc cc 80 3d b6 f1 f6 01 00 75 85 48 c7 c7 80 3f f5 90 c6 05 a6 f1 f6 01 01 e8 bd ed c0 00 <0f> 0b c3 cc cc cc cc 80 3d 91 f1 f6 01 00 0f 85 5e ff ff ff 48 c7

 6546 02:04:38.947112  074526] softirqs last  enabled at (0): [<ffffffff8f0fd844>] copy<4>[   57.509231] RSP: 0018:ffffb7dc82ef7e40 EFLAGS: 00010286

 6547 02:04:38.949291  _process+0x664/0x1c60

 6548 02:04:38.961823  # [   47.090171] softirqs last disabled a<4>[   57.521576] RAX: 0000000000000000 RBX: 000000000000003a RCX: 0000000000000000

 6549 02:04:38.964356  t (0): [<0000000000000000>] 0x0

 6550 02:04:38.975277  # [   47.103684] ---[ end trace<4>[   57.536054] RDX: ffff9e047acac660 RSI: ffff9e047ac9bf70 RDI: ffff9e047ac9bf70

 6551 02:04:38.977968   19f7a216b67dc05a ]---

 6552 02:04:38.990819  # [   47.115348] lkdtm: Overflow detecte<4>[   57.550532] RBP: ffffffff90ff8cc0 R08: 0000000000000000 R09: 0000000000000000

 6553 02:04:38.991095  d: saturated

 6554 02:04:39.004523  # REFCOUNT_INC_NOT_ZERO_OVERFLOW: saw 'call trace:<4>[   57.565013] R10: 00000000ffffe000 R11: 3fffffffffffffff R12: 0000000000000020

 6555 02:04:39.005341  ': ok

 6556 02:04:39.019001  ok 44 selftests: lkdtm: REFCOUNT_INC_NOT_ZERO_OVERFLOW.sh<4>[   57.579492] R13: ffffb7dc82ef7f10 R14: ffffb7dc82ef7f10 R15: ffff9e0402ecf000

 6557 02:04:39.019285  

 6558 02:04:39.024965  # selftests: lkdtm: REFCOUNT_ADD_NOT_ZERO_OVERFLOW.sh

 6559 02:04:39.034766  # [   4<4>[   57.593973] FS:  00007f3d8e8de580(0000) GS:ffff9e047ac80000(0000) knlGS:0000000000000000

 6560 02:04:39.047926  7.240557] lkdtm: Performing direct entry REFCOUNT_ADD_NOT_ZERO_O<4>[   57.609517] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033

 6561 02:04:39.048408  VERFLOW

 6562 02:04:39.061800  # [   47.253050] lkdtm: attempting bad refcount_add_not<4>[   57.622443] CR2: 00007f3d8e6e8000 CR3: 00000001032d8004 CR4: 00000000003706e0

 6563 02:04:39.064366  _zero() overflow

 6564 02:04:39.071561  # [   47.260283] ------------[ cut here ]-----<4>[   57.636923] Call Trace:

 6565 02:04:39.072367  -------

 6566 02:04:39.082838  # [   47.265761] refcount_t: saturated; leaking memory.<4>[   57.646163]  ? __warn+0x80/0x110

 6567 02:04:39.082971  

 6568 02:04:39.093275  # [   47.271415] WARNING: CPU: 3 PID: 2063 at lib/refcount.c:1<4>[   57.656270]  ? refcount_warn_saturate+0xba/0x110

 6569 02:04:39.097325  9 refcount_warn_saturate+0x97/0x110

 6570 02:04:39.104088  # [   47.287340] Modules li<4>[   57.667936]  ? report_bug+0x9e/0xc0

 6571 02:04:39.113625  nked in: fuse ip_tables cros_ec_lid_angle cros_ec_sensors cros_e<4>[   57.678339]  ? handle_bug+0x41/0x90

 6572 02:04:39.124263  c_sensors_core industrialio_triggered_buffer kfifo_buf industria<4>[   57.688737]  ? exc_invalid_op+0x14/0x70

 6573 02:04:39.135875  lio snd_soc_da7219 uvcvideo cros_ec_sysfs cros_ec_lightbar cros_<4>[   57.699528]  ? asm_exc_invalid_op+0x12/0x20

 6574 02:04:39.147825  ec_sensorhub cros_ec_chardev cros_ec_debugfs videobuf2_vmalloc s<4>[   57.710709]  ? refcount_warn_saturate+0xba/0x110

 6575 02:04:39.159569  nd_soc_core cros_usbpd_charger videobuf2_memops cros_usbpd_logge<4>[   57.722373]  __refcount_sub_and_test.constprop.0+0x3c/0x50

 6576 02:04:39.172900  r videobuf2_v4l2 snd_compress gsmi x86_pkg_temp_thermal cros_ec_<4>[   57.735006]  lkdtm_REFCOUNT_DEC_AND_TEST_SATURATED+0x3e/0x76

 6577 02:04:39.183582  dev snd_pcm_dmaengine videobuf2_common cros_usbpd_notify regmap_<4>[   57.747832]  direct_entry.cold+0x2c/0x38

 6578 02:04:39.194064  i2c i2c_hid coreboot_table chromeos_pstore cros_kbd_led_backligh<4>[   57.758719]  full_proxy_write+0x53/0x80

 6579 02:04:39.194679  t

 6580 02:04:39.204289  # [   47.346354] CPU: 3 PID: 2063 Comm: cat Tainted: G      D<4>[   57.769508]  vfs_write+0xe7/0x3b0

 6581 02:04:39.207716   W         5.10.182-cip35 #1

 6582 02:04:39.214965  # [   47.355309] Hardware name: Go<4>[   57.779714]  ksys_write+0x68/0xf0

 6583 02:04:39.218369  ogle Rammus/Rammus, BIOS  09/04/2020

 6584 02:04:39.225507  # [   47.368619] RIP: 0010<4>[   57.789921]  do_syscall_64+0x30/0x40

 6585 02:04:39.228927  :refcount_warn_saturate+0x97/0x110

 6586 02:04:39.237374  # [   47.380962] Code: 01 01<4>[   57.800420]  entry_SYSCALL_64_after_hwframe+0x61/0xc6

 6587 02:04:39.248192   e8 03 ee c0 00 0f 0b c3 cc cc cc cc 80 3d dc f1 f6 01 00 75 a8 <4>[   57.812570] RIP: 0033:0x7f3d8e7f4473

 6588 02:04:39.275450  48 c7 c7 28 3f f5 90 c6 05 cc f1 f6 01 01 e8 e0 ed c0 00 <0f> 0b<4>[   57.823068] Code: 8b 15 21 2a 0e 00 f7 d8 64 89 02 48 c7 c0 ff ff ff ff eb b7 0f 1f 00 64 8b 04 25 18 00 00 00 85 c0 75 14 b8 01 00 00 00 0f 05 <48> 3d 00 f0 ff ff 77 55 c3 0f 1f 40 00 48 83 ec 28 48 89 54 24 18

 6589 02:04:39.281197   c3 cc cc cc cc 80 3d b6 f1 f6 01 00 75 85 48 c7 c7 80 3f f5

 6590 02:04:39.291031  # <4>[   57.850559] RSP: 002b:00007fffa60985f8 EFLAGS: 00000246 ORIG_RAX: 0000000000000001

 6591 02:04:39.296270  [   47.402239] RSP: 0018:ffffb7dc828dfe38 EFLAGS: 00010282

 6592 02:04:39.304797  # [ <4>[   57.865524] RAX: ffffffffffffffda RBX: 0000000000000020 RCX: 00007f3d8e7f4473

 6593 02:04:39.319051    47.408367] RAX: 0000000000000000 RBX: 000000007fffffff RCX: 00<4>[   57.880004] RDX: 0000000000000020 RSI: 00007f3d8e6e8000 RDI: 0000000000000001

 6594 02:04:39.322039  00000000000000

 6595 02:04:39.334143  # [   47.416622] RDX: ffff9e047adac660 RSI: ffff<4>[   57.894482] RBP: 00007f3d8e6e8000 R08: 00007f3d8e6e7010 R09: 0000000000000000

 6596 02:04:39.337022  9e047ad9bf70 RDI: ffff9e047ad9bf70

 6597 02:04:39.349306  # [   47.424884] RBP: ffffff<4>[   57.908963] R10: fffffffffffffbc5 R11: 0000000000000246 R12: 0000000000000001

 6598 02:04:39.353914  ff90ff8c20 R08: 0000000000000000 R09: 0000000000000000

 6599 02:04:39.362416  # [   47<4>[   57.923442] R13: 0000000000000001 R14: 0000000000020000 R15: 0000000000020000

 6600 02:04:39.373452  .433147] R10: 00000000ffffe000 R11: 3fffffffffffffff R12: 000000<4>[   57.937927] irq event stamp: 0

 6601 02:04:39.374009  000000001f

 6602 02:04:39.386090  # [   47.441411] R13: ffffb7dc828dff10 R14: ffffb7dc<4>[   57.947835] hardirqs last  enabled at (0): [<0000000000000000>] 0x0

 6603 02:04:39.389959  828dff10 R15: ffff9e040648e000

 6604 02:04:39.401896  # [   47.449683] FS:  00007f4112<4>[   57.961343] hardirqs last disabled at (0): [<ffffffff8f0fd844>] copy_process+0x664/0x1c60

 6605 02:04:39.407745  a88580(0000) GS:ffff9e047ad80000(0000) knlGS:0000000000000000

 6606 02:04:39.417653  #<4>[   57.976989] softirqs last  enabled at (0): [<ffffffff8f0fd844>] copy_process+0x664/0x1c60

 6607 02:04:39.431009   [   47.465232] CS:  0010 DS: 0000 ES: 0000 CR0: 000000008005003<4>[   57.992632] softirqs last disabled at (0): [<0000000000000000>] 0x0

 6608 02:04:39.431527  3

 6609 02:04:39.443187  # [   47.471940] CR2: 00007f4112892000 CR3: 0000000103376005 <4>[   58.006143] ---[ end trace 19f7a216b67dc067 ]---

 6610 02:04:39.444794  CR4: 00000000003706e0

 6611 02:04:39.448295  # [   47.480194] Call Trace:

 6612 02:04:39.454610  # [   47.48<6>[   58.017806] lkdtm: Saturation detected: still saturated

 6613 02:04:39.457828  3215]  ? __warn+0x80/0x110

 6614 02:04:39.463011  # [   47.487130]  ? refcount_warn_saturate+0x97/0x110

 6615 02:04:39.467376  # [   47.492579]  ? report_bug+0x9e/0xc0

 6616 02:04:39.471819  # [   47.496764]  ? handle_bug+0x41/0x90

 6617 02:04:39.475779  # [   47.500947]  ? exc_invalid_op+0x14/0x70

 6618 02:04:39.480465  # [   47.505513]  ? asm_exc_invalid_op+0x12/0x20

 6619 02:04:39.485988  # [   47.510479]  ? refcount_warn_saturate+0x97/0x110

 6620 02:04:39.491943  # [   47.515949]  ? refcount_warn_saturate+0x97/0x110

 6621 02:04:39.498237  # [   47.521396]  __refcount_add_not_zero.constprop.0+0x2a/0x35

 6622 02:04:39.504155  # [   47.527816]  lkdtm_REFCOUNT_ADD_NOT_ZERO_OVERFLOW+0x3e/0x76

 6623 02:04:39.508703  # [   47.534332]  direct_entry.cold+0x2c/0x38

 6624 02:04:39.513295  # [   47.539007]  full_proxy_write+0x53/0x80

 6625 02:04:39.518107  # [   47.549797]  vfs_write+0xe7/0x3b0

 6626 02:04:39.520682  # [   47.553791]  ksys_write+0x68/0xf0

 6627 02:04:39.524976  # [   47.564000]  do_syscall_64+0x30/0x40

 6628 02:04:39.531490  # [   47.568305]  entry_SYSCALL_64_after_hwframe+0x61/0xc6

 6629 02:04:39.535064  # [   47.574237] RIP: 0033:0x7f411299e473

 6630 02:04:39.556749  # [   47.578520] Code: 8b 15 21 2a 0e 00 f7 d8 64 89 02 48 c7 c0 ff ff ff ff eb b7 0f 1f 00 64 8b 04 25 18 00 00 00 85 c0 75 14 b8 01 00 00 00 0f 05 <48> 3d 00 f0 ff ff 77 55 c3 0f 1f 40 00 48 83 ec 28 48 89 54 24 18

 6631 02:04:39.564909  # [   47.599798] RSP: 002b:00007fff8f1e0578 EFLAGS: 00000246 ORIG_RAX: 0000000000000001

 6632 02:04:39.573179  # [   47.608549] RAX: ffffffffffffffda RBX: 000000000000001f RCX: 00007f411299e473

 6633 02:04:39.581718  # [   47.616812] RDX: 000000000000001f RSI: 00007f4112892000 RDI: 0000000000000001

 6634 02:04:39.589826  # [   47.625075] RBP: 00007f4112892000 R08: 00007f4112891010 R09: 0000000000000000

 6635 02:04:39.599893  # [   47.633338] R10: ffff<6>[   58.161790] lkdtm: Performing direct entry REFCOUNT_SUB_AND_TEST_SATURATED

 6636 02:04:39.607320  <6>[   58.174919] lkdtm: attempting bad refcount_sub_and_test() from saturated

 6637 02:04:39.613108  <4>[   58.182706] ------------[ cut here ]------------

 6638 02:04:39.619964  <4>[   58.188165] refcount_t: underflow; use-after-free.

 6639 02:04:39.628899  <4>[   58.193828] WARNING: CPU: 3 PID: 2503 at lib/refcount.c:28 refcount_warn_saturate+0xba/0x110

 6640 02:04:39.682244  <4>[   58.203560] Modules linked in: fuse ip_tables cros_ec_lid_angle cros_ec_sensors cros_ec_sensors_core industrialio_triggered_buffer kfifo_buf industrialio snd_soc_da7219 uvcvideo cros_ec_sysfs cros_ec_lightbar cros_ec_sensorhub cros_ec_chardev cros_ec_debugfs videobuf2_vmalloc snd_soc_core cros_usbpd_charger videobuf2_memops cros_usbpd_logger videobuf2_v4l2 snd_compress gsmi x86_pkg_temp_thermal cros_ec_dev snd_pcm_dmaengine videobuf2_common cros_usbpd_notify regmap_i2c i2c_hid coreboot_table chromeos_pstore cros_kbd_led_backlight

 6641 02:04:39.686914  fffffffffbc5 R11: 0000000000000246 R12: 0000000000000001

 6642 02:04:39.696472  # [   <4>[   58.256341] CPU: 3 PID: 2503 Comm: cat Tainted: G      D W         5.10.182-cip35 #1

 6643 02:04:39.703571  <4>[   58.271494] Hardware name: Google Rammus/Rammus, BIOS  09/04/2020

 6644 02:04:39.709823  <4>[   58.278594] RIP: 0010:refcount_warn_saturate+0xba/0x110

 6645 02:04:39.732036  <4>[   58.284723] Code: 01 01 e8 e0 ed c0 00 0f 0b c3 cc cc cc cc 80 3d b6 f1 f6 01 00 75 85 48 c7 c7 80 3f f5 90 c6 05 a6 f1 f6 01 01 e8 bd ed c0 00 <0f> 0b c3 cc cc cc cc 80 3d 91 f1 f6 01 00 0f 85 5e ff ff ff 48 c7

 6646 02:04:39.736926  <4>[   58.306001] RSP: 0018:ffffb7dc82f6fe40 EFLAGS: 00010286

 6647 02:04:39.745429  <4>[   58.312152] RAX: 0000000000000000 RBX: 000000000000003b RCX: 0000000000000000

 6648 02:04:39.754351  <4>[   58.320413] RDX: ffff9e047adac660 RSI: ffff9e047ad9bf70 RDI: ffff9e047ad9bf70

 6649 02:04:39.761737  <4>[   58.328682] RBP: ffffffff90ff8ce0 R08: 0000000000000000 R09: 0000000000000000

 6650 02:04:39.775962  47.641601] R13: 0000000000000001 R14: 0000000000020000 R15: 0000<4>[   58.336948] R10: 00000000ffffe000 R11: 3fffffffffffffff R12: 0000000000000020

 6651 02:04:39.784774  <4>[   58.351422] R13: ffffb7dc82f6ff10 R14: ffffb7dc82f6ff10 R15: ffff9e0405af2000

 6652 02:04:39.786090  000000020000

 6653 02:04:39.790124  # [   47.649859] irq event stamp: 0

 6654 02:04:39.800079  # [   47.6535<4>[   58.359686] FS:  00007f650c60a580(0000) GS:ffff9e047ad80000(0000) knlGS:0000000000000000

 6655 02:04:39.806981  <4>[   58.375232] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033

 6656 02:04:39.815434  <4>[   58.381940] CR2: 00007f650c414000 CR3: 0000000105dc2004 CR4: 00000000003706e0

 6657 02:04:39.817760  <4>[   58.390201] Call Trace:

 6658 02:04:39.821920  <4>[   58.393224]  ? __warn+0x80/0x110

 6659 02:04:39.828005  80] hardirqs last  enabled at (0): [<0000000000000000>] 0x0

 6660 02:04:39.833474  # [<4>[   58.397144]  ? refcount_warn_saturate+0xba/0x110

 6661 02:04:39.838285  <4>[   58.408803]  ? report_bug+0x9e/0xc0

 6662 02:04:39.841796  <4>[   58.412989]  ? handle_bug+0x41/0x90

 6663 02:04:39.846511  <4>[   58.417174]  ? exc_invalid_op+0x14/0x70

 6664 02:04:39.851842  <4>[   58.421747]  ? asm_exc_invalid_op+0x12/0x20

 6665 02:04:39.857090  <4>[   58.426725]  ? refcount_warn_saturate+0xba/0x110

 6666 02:04:39.863485  <4>[   58.432205]  __refcount_sub_and_test.constprop.0+0x3c/0x50

 6667 02:04:39.870441  <4>[   58.438622]  lkdtm_REFCOUNT_SUB_AND_TEST_SATURATED+0x3e/0x76

 6668 02:04:39.874550  <4>[   58.445234]  direct_entry.cold+0x2c/0x38

 6669 02:04:39.879996  <4>[   58.449907]  full_proxy_write+0x53/0x80

 6670 02:04:39.883058  <4>[   58.454480]  vfs_write+0xe7/0x3b0

 6671 02:04:39.887646  <4>[   58.458469]  ksys_write+0x68/0xf0

 6672 02:04:39.891486  <4>[   58.462460]  do_syscall_64+0x30/0x40

 6673 02:04:39.897524  <4>[   58.466742]  entry_SYSCALL_64_after_hwframe+0x61/0xc6

 6674 02:04:39.901451  <4>[   58.472676] RIP: 0033:0x7f650c520473

 6675 02:04:39.923493  <4>[   58.476976] Code: 8b 15 21 2a 0e 00 f7 d8 64 89 02 48 c7 c0 ff ff ff ff eb b7 0f 1f 00 64 8b 04 25 18 00 00 00 85 c0 75 14 b8 01 00 00 00 0f 05 <48> 3d 00 f0 ff ff 77 55 c3 0f 1f 40 00 48 83 ec 28 48 89 54 24 18

 6676 02:04:39.931746  <4>[   58.498249] RSP: 002b:00007ffceb926838 EFLAGS: 00000246 ORIG_RAX: 0000000000000001

 6677 02:04:39.940947  <4>[   58.506997] RAX: ffffffffffffffda RBX: 0000000000000020 RCX: 00007f650c520473

 6678 02:04:39.948728  <4>[   58.515260] RDX: 0000000000000020 RSI: 00007f650c414000 RDI: 0000000000000001

 6679 02:04:39.957049  <4>[   58.523522] RBP: 00007f650c414000 R08: 00007f650c413010 R09: 0000000000000000

 6680 02:04:39.964769  <4>[   58.531783] R10: fffffffffffffbc5 R11: 0000000000000246 R12: 0000000000000001

 6681 02:04:39.973490  <4>[   58.540046] R13: 0000000000000001 R14: 0000000000020000 R15: 0000000000020000

 6682 02:04:39.976727  <4>[   58.548311] irq event stamp: 0

 6683 02:04:39.991002     47.660873] hardirqs last disabled at (0): [<ffffffff8f0fd844><4>[   58.552035] hardirqs last  enabled at (0): [<0000000000000000>] 0x0

 6684 02:04:39.993037  ] copy_process+0x664/0x1c60

 6685 02:04:40.006066  # [   47.670301] softirqs last  ena<4>[   58.565548] hardirqs last disabled at (0): [<ffffffff8f0fd844>] copy_process+0x664/0x1c60

 6686 02:04:40.011897  bled at (0): [<ffffffff8f0fd844>] copy_process+0x664/0x1c60

 6687 02:04:40.021938  # [<4>[   58.581195] softirqs last  enabled at (0): [<ffffffff8f0fd844>] copy_process+0x664/0x1c60

 6688 02:04:40.029643  <4>[   58.596837] softirqs last disabled at (0): [<0000000000000000>] 0x0

 6689 02:04:40.034352  <4>[   58.604130] ---[ end trace 19f7a216b67dc068 ]---

 6690 02:04:40.040934  <6>[   58.609577] lkdtm: Saturation detected: still saturated

 6691 02:04:40.048010     47.679735] softirqs last disabled at (0): [<0000000000000000>] 0x0

 6692 02:04:40.052925  # [   47.687017] ---[ end trace 19f7a216b67dc05b ]---

 6693 02:04:40.057941  # [   47.692463] lkdtm: Overflow detected: saturated

 6694 02:04:40.064025  # REFCOUNT_ADD_NOT_ZERO_OVERFLOW: saw 'call trace:': ok

 6695 02:04:40.069979  ok 45 selftests: lkdtm: REFCOUNT_ADD_NOT_ZERO_OVERFLOW.sh

 6696 02:04:40.073353  # selftests: lkdtm: REFCOUNT_DEC_ZERO.sh

 6697 02:04:40.079684  # [   47.808500] lkdtm: Performing direct entry REFCOUNT_DEC_ZERO

 6698 02:04:40.086075  # [   47.816333] lkdtm: attempting good refcount_dec()

 6699 02:04:40.092503  # [   47.821890] lkdtm: attempting bad refcount_dec() to zero

 6700 02:04:40.098037  # [   47.828123] ------------[ cut here ]------------

 6701 02:04:40.104099  # [   47.839788] refcount_t: decrement hit 0; leaking memory.

 6702 02:04:40.112898  # [   47.846025] WARNING: CPU: 3 PID: 2095 at lib/refcount.c:31 refcount_warn_saturate+0xfb/0x110

 6703 02:04:40.165290  # [   47.861953] Modules linked in: fuse ip_tables cros_ec_lid_angle cros_ec_sensors cros_ec_sensors_core industrialio_triggered_buffer kfifo_buf industrialio snd_soc_da7219 uvcvideo cros_ec_sysfs cros_ec_lightbar cros_ec_sensorhub cros_ec_chardev cros_ec_debugfs videobuf2_vmalloc snd_soc_core cros_usbpd_charger videobuf2_memops cros_usbpd_logger videobuf2_v4l2 snd_compress gsmi x86_pkg_temp_thermal cros_ec_dev snd_pcm_dmaengine videobuf2_common cros_usbpd_notify regmap_i2c i2c_hid coreboot_table chromeos_pstore cros_kbd_led_backlight

 6704 02:04:40.175235  # [   47.920909] CPU: 3 PID: 2095 Comm: cat Tainted: G      D W         5.10.182-cip35 #1

 6705 02:04:40.181147  # [   47.936063] Hardware name: Google Rammus/Rammus, BIOS  09/04/2020

 6706 02:04:40.186642  # [   47.949379] RIP: 0010:refcount_warn_saturate+0xfb/0x110

 6707 02:04:40.208830  # [   47.961720] Code: d8 3f f5 90 c6 05 7d f1 f6 01 01 e8 96 ed c0 00 0f 0b c3 cc cc cc cc 48 c7 c7 a8 3f f5 90 c6 05 64 f1 f6 01 01 e8 7c ed c0 00 <0f> 0b c3 cc cc cc cc 66 66 2e 0f 1f 84 00 00 00 00 00 0f 1f 00 8b

 6708 02:04:40.214482  # [   47.989212] RSP: 0018:ffffb7dc8293fe48 EFLAGS: 00010286

 6709 02:04:40.222404  # [   48.001554] RAX: 0000000000000000 RBX: 000000000000002f RCX: 0000000000000000

 6710 02:04:40.234177  # [   48.009819] RDX: ffff9e047adac660 RSI: ffff<6>[   58.799392] lkdtm: Performing direct entry USERCOPY_HEAP_SIZE_TO

 6711 02:04:40.241435  <6>[   58.809242] lkdtm: attempting good copy_to_user of correct size

 6712 02:04:40.247870  <6>[   58.816166] lkdtm: attempting bad copy_to_user of too large size

 6713 02:04:40.252022  9e047ad9bf70 RDI: ffff9e047ad9bf70

 6714 02:04:40.260215  # [   48.024293] RBP: ffffffff90ff8fd9 R08: 0000000000000000 R09: 0000000000000000

 6715 02:04:40.267780  # [   48.032557] R10: 00000000ffffe000 R11: 3fffffffffffffff R12: 0000000000000012

 6716 02:04:40.277111  # [   48.047031] R13: ffffb7dc8293ff10 R14: ffffb7dc8293ff10 R15: ffff9e0402ab6000

 6717 02:04:40.285489  # [   48.055295] FS:  00007f8f5c18e580(0000) GS:ffff9e047ad80000(0000) knlGS:0000000000000000

 6718 02:04:40.292329  # [   48.070837] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033

 6719 02:04:40.300469  # [   48.077546] CR2: 00007f8f5bf98000 CR3: 0000000102e0e003 CR4: 00000000003706e0

 6720 02:04:40.303768  # [   48.092021] Call Trace:

 6721 02:04:40.307179  # [   48.095046]  ? __warn+0x80/0x110

 6722 02:04:40.312645  # [   48.105146]  ? refcount_warn_saturate+0xfb/0x110

 6723 02:04:40.316813  # [   48.116811]  ? report_bug+0x9e/0xc0

 6724 02:04:40.320416  # [   48.127211]  ? handle_bug+0x41/0x90

 6725 02:04:40.325101  # [   48.137609]  ? exc_invalid_op+0x14/0x70

 6726 02:04:40.330036  # [   48.148400]  ? asm_exc_invalid_op+0x12/0x20

 6727 02:04:40.335759  # [   48.159579]  ? refcount_warn_saturate+0xfb/0x110

 6728 02:04:40.341138  # [   48.171241]  ? refcount_warn_saturate+0xfb/0x110

 6729 02:04:40.345511  # [   48.182903]  lkdtm_REFCOUNT_DEC_ZERO+0x4d/0xbd

 6730 02:04:40.352656  # [   48.194374]  direct_entry.cold+0x2c/0x38

 6731 02:04:40.354354  # [   48.205259]  full_proxy_write+0x53/0x80

 6732 02:04:40.358335  # [   48.216049]  vfs_write+0xe7/0x3b0

 6733 02:04:40.362467  # [   48.226254]  ksys_write+0x68/0xf0

 6734 02:04:40.366452  # [   48.236464]  do_syscall_64+0x30/0x40

 6735 02:04:40.372444  # [   48.246960]  entry_SYSCALL_64_after_hwframe+0x61/0xc6

 6736 02:04:40.376671  # [   48.259108] RIP: 0033:0x7f8f5c0a4473

 6737 02:04:40.397827  # [   48.269605] Code: 8b 15 21 2a 0e 00 f7 d8 64 89 02 48 c7 c0 ff ff ff ff eb b7 0f 1f 00 64 8b 04 25 18 00 00 00 85 c0 75 14 b8 01 00 00 00 0f 05 <4<6>[   58.961740] lkdtm: Performing direct entry USERCOPY_HEAP_SIZE_FROM

 6738 02:04:40.405476  <6>[   58.973425] lkdtm: attempting good copy_from_user of correct size

 6739 02:04:40.418733  8> 3d 00 f0 ff ff 77 55 c3 0f 1f 40 00 48 83 ec 28 48 89 54 24 1<6>[   58.980584] lkdtm: attempting bad copy_from_user of too large size

 6740 02:04:40.419611  8

 6741 02:04:40.433426  # [   48.297094] RSP: 002b:00007ffc3681b838 EFLAGS: 00000246 <1>[   58.993976] BUG: unable to handle page fault for address: ffff9e0405e40000

 6742 02:04:40.439843  <1>[   59.008138] #PF: supervisor write access in kernel mode

 6743 02:04:40.446033  <1>[   59.014265] #PF: error_code(0x0003) - permissions violation

 6744 02:04:40.455525  <6>[   59.020776] PGD 123001067 P4D 123001067 PUD 100236063 PMD 105e09063 PTE 8000000105e40061

 6745 02:04:40.459067  <4>[   59.030108] Oops: 0003 [#17] SMP PTI

 6746 02:04:40.468026  <4>[   59.034385] CPU: 2 PID: 2627 Comm: cat Tainted: G      D W         5.10.182-cip35 #1

 6747 02:04:40.475473  <4>[   59.043325] Hardware name: Google Rammus/Rammus, BIOS  09/04/2020

 6748 02:04:40.481015  <4>[   59.050423] RIP: 0010:memset_erms+0x9/0x20

 6749 02:04:40.501333  <4>[   59.055285] Code: 01 48 0f af c6 f3 48 ab 89 d1 f3 aa 4c 89 c8 c3 cc cc cc cc 66 66 2e 0f 1f 84 00 00 00 00 00 66 90 49 89 f9 40 88 f0 48 89 d1 <f3> aa 4c 89 c8 c3 cc cc cc cc 66 66 2e 0f 1f 84 00 00 00 00 00 66

 6750 02:04:40.507330  <4>[   59.076548] RSP: 0018:ffffb7dc83157df8 EFLAGS: 00010246

 6751 02:04:40.516143  <4>[   59.082681] RAX: 0000000000000000 RBX: 00007fed39acd010 RCX: 0000000000000010

 6752 02:04:40.524026  <4>[   59.090940] RDX: 0000000000000010 RSI: 0000000000000000 RDI: ffff9e0405e40000

 6753 02:04:40.532206  <4>[   59.099198] RBP: 00000000000003f0 R08: 0000000000000001 R09: ffff9e0405e40000

 6754 02:04:40.541264  <4>[   59.107458] R10: 00000000ffffe000 R11: 3fffffffffffffff R12: ffff9e0405e3fc10

 6755 02:04:40.549531  <4>[   59.115732] R13: 0000000000000010 R14: 00007fed39acd000 R15: 00007fed39acd010

 6756 02:04:40.558994  <4>[   59.123992] FS:  00007fed39a9e580(0000) GS:ffff9e047ad00000(0000) knlGS:0000000000000000

 6757 02:04:40.564772  <4>[   59.133321] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033

 6758 02:04:40.573753  <4>[   59.140026] CR2: ffff9e0405e40000 CR3: 0000000101224006 CR4: 00000000003706e0

 6759 02:04:40.576242  <4>[   59.148285] Call Trace:

 6760 02:04:40.581201  <4>[   59.151304]  ? __die_body.cold+0x1a/0x1f

 6761 02:04:40.585421  <4>[   59.155974]  ? no_context+0x177/0x380

 6762 02:04:40.590396  <4>[   59.160354]  ? exc_page_fault+0xd7/0x170

 6763 02:04:40.594745  <4>[   59.165022]  ? asm_exc_page_fault+0x1e/0x30

 6764 02:04:40.598857  <4>[   59.169975]  ? memset_erms+0x9/0x20

 6765 02:04:40.603600  <4>[   59.174157]  _copy_from_user+0xae/0xd0

 6766 02:04:40.609238  <4>[   59.178631]  do_usercopy_heap_size.cold+0x17b/0x1e8

 6767 02:04:40.614199  <4>[   59.184369]  direct_entry.cold+0x2c/0x38

 6768 02:04:40.618515  <4>[   59.189038]  full_proxy_write+0x53/0x80

 6769 02:04:40.622058  <4>[   59.193609]  vfs_write+0xe7/0x3b0

 6770 02:04:40.626324  <4>[   59.197598]  ksys_write+0x68/0xf0

 6771 02:04:40.630768  <4>[   59.201580]  do_syscall_64+0x30/0x40

 6772 02:04:40.636463  <4>[   59.205860]  entry_SYSCALL_64_after_hwframe+0x61/0xc6

 6773 02:04:40.640872  <4>[   59.211789] RIP: 0033:0x7fed399b4473

 6774 02:04:40.662342  <4>[   59.216067] Code: 8b 15 21 2a 0e 00 f7 d8 64 89 02 48 c7 c0 ff ff ff ff eb b7 0f 1f 00 64 8b 04 25 18 00 00 00 85 c0 75 14 b8 01 00 00 00 0f 05 <48> 3d 00 f0 ff ff 77 55 c3 0f 1f 40 00 48 83 ec 28 48 89 54 24 18

 6775 02:04:40.671254  <4>[   59.237338] RSP: 002b:00007fffd76b2f68 EFLAGS: 00000246 ORIG_RAX: 0000000000000001

 6776 02:04:40.679690  <4>[   59.246084] RAX: ffffffffffffffda RBX: 0000000000000018 RCX: 00007fed399b4473

 6777 02:04:40.688566  <4>[   59.254344] RDX: 0000000000000018 RSI: 00007fed398a8000 RDI: 0000000000000001

 6778 02:04:40.696539  <4>[   59.262604] RBP: 00007fed398a8000 R08: 00007fed398a7010 R09: 0000000000000000

 6779 02:04:40.703848  <4>[   59.270861] R10: fffffffffffffbc5 R11: 0000000000000246 R12: 0000000000000001

 6780 02:04:40.712351  <4>[   59.279121] R13: 0000000000000001 R14: 0000000000020000 R15: 0000000000020000

 6781 02:04:40.715053  ORIG_RAX: 0000000000000001

 6782 02:04:40.771125  # [   48.312058] RAX: ffffffffffffff<4>[   59.287385] Modules linked in: fuse ip_tables cros_ec_lid_angle cros_ec_sensors cros_ec_sensors_core industrialio_triggered_buffer kfifo_buf industrialio snd_soc_da7219 uvcvideo cros_ec_sysfs cros_ec_lightbar cros_ec_sensorhub cros_ec_chardev cros_ec_debugfs videobuf2_vmalloc snd_soc_core cros_usbpd_charger videobuf2_memops cros_usbpd_logger videobuf2_v4l2 snd_compress gsmi x86_pkg_temp_thermal cros_ec_dev snd_pcm_dmaengine videobuf2_common cros_usbpd_notify regmap_i2c i2c_hid coreboot_table chromeos_pstore cros_kbd_led_backlight

 6783 02:04:40.775036  <4>[   59.346372] CR2: ffff9e0405e40000

 6784 02:04:40.781282  <4>[   59.350360] ---[ end trace 19f7a216b67dc069 ]---

 6785 02:04:40.784979  <4>[   59.355806] RIP: 0010:lkdtm_BUG+0x5/0x10

 6786 02:04:40.808787  <4>[   59.360473] Code: 89 ff e8 3e e6 79 ff 48 c7 c0 ea ff ff ff eb de 48 c7 c0 ea ff ff ff c3 cc cc cc cc 48 c7 c0 f4 ff ff ff eb c9 0f 1f 44 00 00 <0f> 0b 66 0f 1f 84 00 00 00 00 00 0f 1f 44 00 00 83 05 50 56 e9 02

 6787 02:04:40.813166  <4>[   59.381743] RSP: 0018:ffffb7dc812e7e60 EFLAGS: 00010282

 6788 02:04:40.822628  <4>[   59.387867] RAX: ffffffff8fb79540 RBX: 0000000000000001 RCX: 0000000000000000

 6789 02:04:40.829129  <4>[   59.396127] RDX: 0000000000000000 RSI: ffff9e047ad1bf70 RDI: ffffffff90b7e850

 6790 02:04:40.837645  <4>[   59.404387] RBP: ffffffff9105d410 R08: 0000000000000001 R09: 0000000000000001

 6791 02:04:40.846263  <4>[   59.412646] R10: 00000000ffffe000 R11: 3fffffffffffffff R12: 0000000000000004

 6792 02:04:40.854321  <4>[   59.420907] R13: ffffb7dc812e7f10 R14: ffffb7dc812e7f10 R15: ffff9e0402af6000

 6793 02:04:40.863578  <4>[   59.429165] FS:  00007fed39a9e580(0000) GS:ffff9e047ad00000(0000) knlGS:0000000000000000

 6794 02:04:40.870429  <4>[   59.438491] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033

 6795 02:04:40.878289  <4>[   59.445197] CR2: ffff9e0405e40000 CR3: 0000000101224006 CR4: 00000000003706e0

 6796 02:04:40.888361  <3>[   59.453459] BUG: sleeping function called from invalid context at include/linux/percpu-rwsem.h:49

 6797 02:04:40.897530  <3>[   59.463652] in_atomic(): 0, irqs_disabled(): 1, non_block: 0, pid: 2627, name: cat

 6798 02:04:40.901883  <4>[   59.472397] INFO: lockdep is turned off.

 6799 02:04:40.906086  <4>[   59.477064] irq event stamp: 0

 6800 02:04:40.914200  <4>[   59.480758] hardirqs last  enabled at (0): [<0000000000000000>] 0x0

 6801 02:04:40.922598  <4>[   59.488047] hardirqs last disabled at (0): [<ffffffff8f0fd844>] copy_process+0x664/0x1c60

 6802 02:04:40.931444  <4>[   59.497471] softirqs last  enabled at (0): [<ffffffff8f0fd844>] copy_process+0x664/0x1c60

 6803 02:04:40.940496  <4>[   59.506896] softirqs last disabled at (0): [<0000000000000000>] 0x0

 6804 02:04:40.948202  <4>[   59.514176] CPU: 2 PID: 2627 Comm: cat Tainted: G      D W         5.10.182-cip35 #1

 6805 02:04:40.955375  <4>[   59.523115] Hardware name: Google Rammus/Rammus, BIOS  09/04/2020

 6806 02:04:40.958028  <4>[   59.530209] Call Trace:

 6807 02:04:40.962422  <4>[   59.533228]  dump_stack+0x77/0x9b

 6808 02:04:40.967194  <4>[   59.537217]  ___might_sleep.cold+0xa6/0xb6

 6809 02:04:40.971491  <4>[   59.542080]  exit_signals+0x1c/0x300

 6810 02:04:40.975389  <4>[   59.546351]  do_exit+0xc2/0xab0

 6811 02:04:40.979530  <4>[   59.550136]  ? ksys_write+0x68/0xf0

 6812 02:04:40.983930  <4>[   59.554319]  make_task_dead+0x2f/0x30

 6813 02:04:40.989362  <4>[   59.558695]  rewind_stack_and_make_dead+0x17/0x20

 6814 02:04:40.994272  <4>[   59.564229] RIP: 0033:0x7fed399b4473

 6815 02:04:41.014784  <4>[   59.568498] Code: 8b 15 21 2a 0e 00 f7 d8 64 89 02 48 c7 c0 ff ff ff ff eb b7 0f 1f 00 64 8b 04 25 18 00 00 00 85 c0 75 14 b8 01 00 00 00 0f 05 <48> 3d 00 f0 ff ff 77 55 c3 0f 1f 40 00 48 83 ec 28 48 89 54 24 18

 6816 02:04:41.024503  <4>[   59.589771] RSP: 002b:00007fffd76b2f68 EFLAGS: 00000246 ORIG_RAX: 0000000000000001

 6817 02:04:41.031842  <4>[   59.598516] RAX: ffffffffffffffda RBX: 0000000000000018 RCX: 00007fed399b4473

 6818 02:04:41.039810  <4>[   59.606776] RDX: 0000000000000018 RSI: 00007fed398a8000 RDI: 0000000000000001

 6819 02:04:41.048993  <4>[   59.615035] RBP: 00007fed398a8000 R08: 00007fed398a7010 R09: 0000000000000000

 6820 02:04:41.056264  <4>[   59.623294] R10: fffffffffffffbc5 R11: 0000000000000246 R12: 0000000000000001

 6821 02:04:41.065422  <4>[   59.631555] R13: 0000000000000001 R14: 0000000000020000 R15: 0000000000020000

 6822 02:04:41.069662  da RBX: 0000000000000012 RCX: 00007f8f5c0a4473

 6823 02:04:41.078242  # [   48.320322] RDX: 0000000000000012 RSI: 00007f8f5bf98000 RDI: 0000000000000001

 6824 02:04:41.085765  # [   48.334797] RBP: 00007f8f5bf98000 R08: 00007f8f5bf97010 R09: 0000000000000000

 6825 02:04:41.093696  # [   48.343060] R10: fffffffffffffbc5 R11: 0000000000000246 R12: 0000000000000001

 6826 02:04:41.101654  # [   48.357535] R13: 0000000000000001 R14: 0000000000020000 R15: 0000000000020000

 6827 02:04:41.105912  # [   48.365803] irq event stamp: 0

 6828 02:04:41.112612  # [   48.375709] hardirqs last  enabled at (0): [<0000000000000000>] 0x0

 6829 02:04:41.121795  # [   48.389218] hardirqs last disabled at (0): [<ffffffff8f0fd844>] copy_process+0x664/0x1c60

 6830 02:04:41.130879  # [   48.404862] softirqs last  enabled at (0): [<ffffffff8f0fd844>] copy_process+0x664/0x1c60

 6831 02:04:41.139109  # [   48.420505] softirqs last disabled at (0): [<0000000000000000>] 0x0

 6832 02:04:41.143548  # [   48.427797] ---[ end trace 19f7a216b67dc05c ]---

 6833 02:04:41.149404  # [   48.439457] lkdtm: Zero detected: saturated

 6834 02:04:41.153768  # REFCOUNT_DEC_ZERO: saw 'call trace:': ok

 6835 02:04:41.158207  ok 46 selftests: lkdtm: REFCOUNT_DEC_ZERO.sh

 6836 02:04:41.162253  # selftests: lkdtm: REFCOUNT_DEC_NEGATIVE.sh

 6837 02:04:41.169180  # [   48.574760] lkdtm: Performing direct entry REFCOUNT_DEC_NEGATIVE

 6838 02:04:41.175826  # [   48.581935] lkdtm: attempting bad refcount_dec() below zero

 6839 02:04:41.180800  # [   48.588473] ------------[ cut here ]------------

 6840 02:04:41.186595  # [   48.593945] refcount_t: decrement hit 0; leaking memory.

 6841 02:04:41.196410  # [   48.600213] WARNING: CPU: 2 PID: 2130 at lib/refcount.c:31 refcount_warn_saturate+0xfb/0x110

 6842 02:04:41.246311  # [   48.609955] Modules linked in: fuse ip_tables cros_ec_lid_angle cros_ec_sensors cros_ec_sensors_core industrialio_triggered_buffer kfifo_buf industrialio snd_soc_da7219 uvcvideo cros_ec_sysfs cros_ec_lightbar cros_ec_sensorhub cros_ec_chardev cros_ec_debugfs videobuf2_vmalloc snd_soc_core cros_usbpd_charger videobuf2_memops cros_usbpd_logger videobuf2_v4l2 snd_compress gsmi x86_pkg_temp_thermal cros_ec_dev snd_pcm_dmaengine vid<6>[   59.807733] lkdtm: Performing direct entry USERCOPY_HEAP_WHITELIST_TO

 6843 02:04:41.253732  <6>[   59.821396] lkdtm: attempting good copy_to_user inside whitelist

 6844 02:04:41.266750  eobuf2_common cros_usbpd_notify regmap_i2c i2c_hid coreboot_tabl<6>[   59.828423] lkdtm: attempting bad copy_to_user outside whitelist

 6845 02:04:41.270500  e chromeos_pstore cros_kbd_led_backlight

 6846 02:04:41.279255  # [   48.668965] CPU: 2 PID: 2130 Comm: cat Tainted: G      D W         5.10.182-cip35 #1

 6847 02:04:41.287779  # [   48.677933] Hardware name: Google Rammus/Rammus, BIOS  09/04/2020

 6848 02:04:41.292070  # [   48.685031] RIP: 0010:refcount_warn_saturate+0xfb/0x110

 6849 02:04:41.314426  # [   48.691160] Code: d8 3f f5 90 c6 05 7d f1 f6 01 01 e8 96 ed c0 00 0f 0b c3 cc cc cc cc 48 c7 c7 a8 3f f5 90 c6 05 64 f1 f6 01 01 e8 7c ed c0 00 <0f> 0b c3 cc cc cc cc 66 66 2e 0f 1f 84 00 00 00 00 00 0f 1f 00 8b

 6850 02:04:41.319837  # [   48.712457] RSP: 0018:ffffb7dc829afe48 EFLAGS: 00010286

 6851 02:04:41.327983  # [   48.724800] RAX: 0000000000000000 RBX: 0000000000000030 RCX: 0000000000000000

 6852 02:04:41.336320  # [   48.733065] RDX: ffff9e047ad2c660 RSI: ffff9e047ad1bf70 RDI: ffff9e047ad1bf70

 6853 02:04:41.344149  # [   48.741326] RBP: ffffffff90ff8feb R08: 0000000000000000 R09: 0000000000000000

 6854 02:04:41.352644  # [   48.749579] R10: 00000000ffffe000 R11: 3fffffffffffffff R12: 0000000000000016

 6855 02:04:41.360620  # [   48.757844] R13: ffffb7dc829aff10 R14: ffffb7dc829aff10 R15: ffff9e0405a42000

 6856 02:04:41.369435  # [   48.766109] FS:  00007f9bee3a3580(0000) GS:ffff9e047ad00000(0000) knlGS:0000000000000000

 6857 02:04:41.376723  # [   48.775441] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033

 6858 02:04:41.384057  # [   48.782151] CR2: 00007f9bee1ad000 CR3: 0000000102d00002 CR4: 00000000003706e0

 6859 02:04:41.388029  # [   48.790413] Call Trace:

 6860 02:04:41.391474  # [   48.793437]  ? __warn+0x80/0x110

 6861 02:04:41.396912  # [   48.797359]  ? refcount_warn_saturate+0xfb/0x110

 6862 02:04:41.400585  # [   48.809017]  ? report_bug+0x9e/0xc0

 6863 02:04:41.405120  # [   48.813203]  ? handle_bug+0x41/0x90

 6864 02:04:41.409057  # [   48.817388]  ? exc_invalid_op+0x14/0x70

 6865 02:04:41.417885  # [ <6>[   59.980848] lkdtm: Performing direct entry USERCOPY_HEAP_WHITELIST_FROM

 6866 02:04:41.422040    48.821964]  ? asm_exc_invalid_op+0x12/0x20

 6867 02:04:41.430967  # [   48.826928]  <6>[   59.992440] lkdtm: attempting good copy_from_user inside whitelist

 6868 02:04:41.435086  ? refcount_warn_saturate+0xfb/0x110

 6869 02:04:41.445481  # [   48.832401]  ? refcoun<6>[   60.005856] lkdtm: attempting bad copy_from_user outside whitelist

 6870 02:04:41.446946  t_warn_saturate+0xfb/0x110

 6871 02:04:41.452099  # [   48.837850]  lkdtm_REFCOUNT_DEC_NEGATIVE+0x37/0x61

 6872 02:04:41.457157  # [   48.843495]  direct_entry.cold+0x2c/0x38

 6873 02:04:41.461852  # [   48.848195]  full_proxy_write+0x53/0x80

 6874 02:04:41.465497  # [   48.858985]  vfs_write+0xe7/0x3b0

 6875 02:04:41.469419  # [   48.869193]  ksys_write+0x68/0xf0

 6876 02:04:41.473527  # [   48.879399]  do_syscall_64+0x30/0x40

 6877 02:04:41.479374  # [   48.883728]  entry_SYSCALL_64_after_hwframe+0x61/0xc6

 6878 02:04:41.483284  # [   48.889684] RIP: 0033:0x7f9bee2b9473

 6879 02:04:41.504203  # [   48.900174] Code: 8b 15 21 2a 0e 00 f7 d8 64 89 02 48 c7 c0 ff ff ff ff eb b7 0f 1f 00 64 8b 04 25 18 00 00 00 85 c0 75 14 b8 01 00 00 00 0f 05 <48> 3d 00 f0 ff ff 77 55 c3 0f 1f 40 00 48 83 ec 28 48 89 54 24 18

 6880 02:04:41.513347  # [   48.921478] RSP: 002b:00007ffd9f9fea38 EFLAGS: 00000246 ORIG_RAX: 0000000000000001

 6881 02:04:41.521868  # [   48.930247] RAX: ffffffffffffffda RBX: 0000000000000016 RCX: 00007f9bee2b9473

 6882 02:04:41.531884  # [   48.944713] RDX: 0000000000000016 RSI: 00007f9bee1ad000 RDI: 0000000000000001

 6883 02:04:41.538056  # [   48.952979] RBP: 00007f9bee1ad000 R08: 00007f9bee1ac010 R09: 0000000000000000

 6884 02:04:41.545772  # [   48.961243] R10: fffffffffffffbc5 R11: 0000000000000246 R12: 0000000000000001

 6885 02:04:41.553967  # [   48.969509] R13: 0000000000000001 R14: 0000000000020000 R15: 0000000000020000

 6886 02:04:41.557375  # [   48.977779] irq event stamp: 0

 6887 02:04:41.565813  # [   48.981510] hardirqs last  enabled at (0): [<0000000000000000>] 0x0

 6888 02:04:41.574246  # [   48.988803] hardirqs last disabled at (0): [<ffffffff8f0fd844>] copy_process+0x664/0x1c60

 6889 02:04:41.583257  # [   48.998234] softirqs last  enabled at (0): [<ffffffff8f0fd844>] copy_process+0x664/0x1c60

 6890 02:04:41.591598  # [   49.007685] softirqs last disabled at (0): [<0000000000000000>] 0x0

 6891 02:04:41.595952  # [   49.014979] ---[ end trace 19f7a216b67dc05d ]---

 6892 02:04:41.601050  # [   49.020426] lkdtm: Negative detected: saturated

 6893 02:04:41.607703  # REFCOUNT_DEC_NEGATIVE: saw 'Negative detected: saturated': ok

 6894 02:04:41.619728  ok 47 selftests: lkdtm: REFCOUNT_DEC_NEGATIVE.<6>[   60.183435] lkdtm: Performing direct entry USERCOPY_STACK_FRAME_TO

 6895 02:04:41.619888  sh

 6896 02:04:41.624846  # selftests: lkdtm: REFCOUNT_DEC_AND_TEST_NEGATIVE.sh

 6897 02:04:41.632523  # [  <6>[   60.194394] lkdtm: good_stack: ffffb7dc832dfe20-ffffb7dc832dfe40

 6898 02:04:41.645363   49.140464] lkdtm: Performing direct entry REFCOUNT_DEC_AND_TEST<6>[   60.207637] lkdtm: bad_stack : ffffb7dc832dfda8-ffffb7dc832dfdc8

 6899 02:04:41.646732  _NEGATIVE

 6900 02:04:41.659106  # [   49.151777] lkdtm: attempting bad refcount_dec_a<6>[   60.220861] lkdtm: attempting good copy_to_user of local stack

 6901 02:04:41.661305  nd_test() below zero

 6902 02:04:41.671831  # [   49.165403] ------------[ cut here ]-<6>[   60.233851] lkdtm: attempting bad copy_to_user of distant stack

 6903 02:04:41.673959  -----------

 6904 02:04:41.679704  # [   49.177048] refcount_t: underflow; use-after-free.

 6905 02:04:41.688051  # [   49.188937] WARNING: CPU: 1 PID: 2165 at lib/refcount.c:28 refcount_warn_saturate+0xba/0x110

 6906 02:04:41.740670  # [   49.204840] Modules linked in: fuse ip_tables cros_ec_lid_angle cros_ec_sensors cros_ec_sensors_core industrialio_triggered_buffer kfifo_buf industrialio snd_soc_da7219 uvcvideo cros_ec_sysfs cros_ec_lightbar cros_ec_sensorhub cros_ec_chardev cros_ec_debugfs videobuf2_vmalloc snd_soc_core cros_usbpd_charger videobuf2_memops cros_usbpd_logger videobuf2_v4l2 snd_compress gsmi x86_pkg_temp_thermal cros_ec_dev snd_pcm_dmaengine videobuf2_common cros_usbpd_notify regmap_i2c i2c_hid coreboot_table chromeos_pstore cros_kbd_led_backlight

 6907 02:04:41.750787  # [   49.263816] CPU: 1 PID: 2165 Comm: cat Tainted: G      D W         5.10.182-cip35 #1

 6908 02:04:41.757103  # [   49.278953] Hardware name: Google Rammus/Rammus, BIOS  09/04/2020

 6909 02:04:41.763700  # [   49.292266] RIP: 0010:refcount_warn_saturate+0xba/0x110

 6910 02:04:41.784213  # [   49.298395] Code: 01 01 e8 e0 ed c0 00 0f 0b c3 cc cc cc cc 80 3d b6 f1 f6 01 00 75 85 48 c7 c7 80 3f f5 90 c6 05 a6 f1 f6 01 01 e8 bd ed c0 00 <0f> 0b c3 cc cc cc cc 80 3d 91 f1 f6 01 00 0f 85 5e ff ff ff 48 c7

 6911 02:04:41.790292  # [   49.325882] RSP: 0018:ffffb7dc82a67e40 EFLAGS: 00010286

 6912 02:04:41.798059  # [   49.332013] RAX: 0000000000000000 RBX: 0000000000000031 RCX: 0000000000000000

 6913 02:04:41.806027  # [   49.346487] RDX: ffff9e047acac660 RSI: ffff9e047ac9bf70 RDI: ffff9e047ac9bf70

 6914 02:04:41.814353  # [   49.354749] RBP: ffffffff90ff8c40 R08: 0000000000000000 R09: 0000000000000000

 6915 02:04:41.828453  # [   49.363013] R10: 00000000ffffe000 R11: 3fffffffffffffff R12: 00<6>[   60.391531] lkdtm: Performing direct entry USERCOPY_STACK_FRAME_FROM

 6916 02:04:41.836304  <6>[   60.403548] lkdtm: good_stack: ffffb7dc8337fe20-ffffb7dc8337fe40

 6917 02:04:41.837473  0000000000001f

 6918 02:04:41.848145  # [   49.371276] R13: ffffb7dc82a67f10 R14: ffff<6>[   60.410562] lkdtm: bad_stack : ffffb7dc8337fda8-ffffb7dc8337fdc8

 6919 02:04:41.853022  b7dc82a67f10 R15: ffff9e0403483000

 6920 02:04:41.862765  # [   49.379540] FS:  00007e<6>[   60.423780] lkdtm: attempting good copy_from_user of local stack

 6921 02:04:41.869691  <6>[   60.436992] lkdtm: attempting bad copy_from_user of distant stack

 6922 02:04:41.875383  fc5065f580(0000) GS:ffff9e047ac80000(0000) knlGS:0000000000000000

 6923 02:04:41.881989  # [   49.395080] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033

 6924 02:04:41.890198  # [   49.401793] CR2: 00007efc50469000 CR3: 0000000102be6004 CR4: 00000000003706e0

 6925 02:04:41.893051  # [   49.416266] Call Trace:

 6926 02:04:41.897528  # [   49.419289]  ? __warn+0x80/0x110

 6927 02:04:41.904138  # [   49.429421]  ? refcount_warn_saturate+0xba/0x110

 6928 02:04:41.907096  # [   49.434871]  ? report_bug+0x9e/0xc0

 6929 02:04:41.910532  # [   49.445268]  ? handle_bug+0x41/0x90

 6930 02:04:41.915204  # [   49.455668]  ? exc_invalid_op+0x14/0x70

 6931 02:04:41.920242  # [   49.466462]  ? asm_exc_invalid_op+0x12/0x20

 6932 02:04:41.925468  # [   49.477643]  ? refcount_warn_saturate+0xba/0x110

 6933 02:04:41.931758  # [   49.489305]  __refcount_sub_and_test.constprop.0+0x3c/0x50

 6934 02:04:41.937661  # [   49.501939]  lkdtm_REFCOUNT_DEC_AND_TEST_NEGATIVE+0x3e/0x78

 6935 02:04:41.942847  # [   49.514670]  direct_entry.cold+0x2c/0x38

 6936 02:04:41.947426  # [   49.525559]  full_proxy_write+0x53/0x80

 6937 02:04:41.950282  # [   49.536349]  vfs_write+0xe7/0x3b0

 6938 02:04:41.954954  # [   49.546556]  ksys_write+0x68/0xf0

 6939 02:04:41.958726  # [   49.556764]  do_syscall_64+0x30/0x40

 6940 02:04:41.965032  # [   49.567263]  entry_SYSCALL_64_after_hwframe+0x61/0xc6

 6941 02:04:41.969078  # [   49.579413] RIP: 0033:0x7efc50575473

 6942 02:04:41.990264  # [   49.589913] Code: 8b 15 21 2a 0e 00 f7 d8 64 89 02 48 c7 c0 ff ff ff ff eb b7 0f 1f 00 64 8b 04 25 18 00 00 00 85 c0 75 14 b8 01 00 00 00 0f 05 <48> 3d 00 f0 ff ff 77 55 c3 0f 1f 40 00 48 83 ec 28 48 89 54 24 18

 6943 02:04:41.999990  # [   49.617406] RSP: 002b:00007ff<6>[   60.563403] lkdtm: Performing direct entry USERCOPY_STACK_BEYOND

 6944 02:04:42.007206  def6b1458 EFLAGS: 00000246 ORIG_RAX: 0000000000000001

 6945 02:04:42.013466  # [   49.<6>[   60.575429] lkdtm: good_stack: ffffb7dc83407e20-ffffb7dc83407e40

 6946 02:04:42.026805  632370] RAX: ffffffffffffffda RBX: 000000000000001f RCX: 00007ef<6>[   60.588668] lkdtm: bad_stack : ffffb7dc83407ff8-ffffb7dc83408018

 6947 02:04:42.027689  c50575473

 6948 02:04:42.039621  # [   49.640635] RDX: 000000000000001f RSI: 00007efc5<6>[   60.601897] lkdtm: attempting good copy_to_user of local stack

 6949 02:04:42.043255  0469000 RDI: 0000000000000001

 6950 02:04:42.052701  # [   49.655110] RBP: 00007efc504<6>[   60.614908] lkdtm: attempting bad copy_to_user of distant stack

 6951 02:04:42.058505  69000 R08: 00007efc50468010 R09: 0000000000000000

 6952 02:04:42.065216  # [   49.6633<4>[   60.628044] lkdtm: copy_to_user failed, but lacked Oops

 6953 02:04:42.074567  76] R10: fffffffffffffbc5 R11: 0000000000000246 R12: 0000000000000001

 6954 02:04:42.080406  # [   49.677849] R13: 0000000000000001 R14: 0000000000020000 R15: 0000000000020000

 6955 02:04:42.084052  # [   49.686120] irq event stamp: 0

 6956 02:04:42.091359  # [   49.696025] hardirqs last  enabled at (0): [<0000000000000000>] 0x0

 6957 02:04:42.100423  # [   49.709535] hardirqs last disabled at (0): [<ffffffff8f0fd844>] copy_process+0x664/0x1c60

 6958 02:04:42.109839  # [   49.725180] softirqs last  enabled at (0): [<ffffffff8f0fd844>] copy_process+0x664/0x1c60

 6959 02:04:42.116937  # [   49.734609] softirqs last disabled at (0): [<0000000000000000>] 0x0

 6960 02:04:42.121948  # [   49.748113] ---[ end trace 19f7a216b67dc05e ]---

 6961 02:04:42.127604  # [   49.759775] lkdtm: Negative detected: saturated

 6962 02:04:42.134400  # REFCOUNT_DEC_AND_TEST_NEGATIVE: saw 'Negative detected: saturated': ok

 6963 02:04:42.140319  ok 48 selftests: lkdtm: REFCOUNT_DEC_AND_TEST_NEGATIVE.sh

 6964 02:04:42.145644  # selftests: lkdtm: REFCOUNT_SUB_AND_TEST_NEGATIVE.sh

 6965 02:04:42.154020  # [   49.890077] lkdtm: Performing direct entry REFCOUNT_SUB_AND_TEST_NEGATIVE

 6966 02:04:42.160919  # [   49.903530] lkdtm: attempting bad refcount_sub_and_test() below zero

 6967 02:04:42.166401  # [   49.917136] ------------[ cut here ]------------

 6968 02:04:42.171902  # [   49.928795] refcount_t: underflow; use-after-free.

 6969 02:04:42.181637  # [   49.940668] WARNING: CPU: 1 PID: 2200 at lib/refcount.c:28 refcount_warn_saturate+0xba/0x110

 6970 02:04:42.209140  # [   49.956591] Modules linked in: fuse ip_tables cros_ec_lid_angle cros_ec_sensors cros_ec_sensors_core industrialio_triggered_buffer kfifo_buf industrialio snd_soc_da7219 uvcvideo cros_ec_sysfs cros_ec_lightbar<6>[   60.773259] lkdtm: Performing direct entry USERCOPY_KERNEL

 6971 02:04:42.224642   cros_ec_sensorhub cros_ec_chardev cros_ec_debugfs videobuf2_vma<6>[   60.783553] lkdtm: attempting good copy_to_user from kernel rodata: ffffffff90b7ecf0

 6972 02:04:42.238634  lloc snd_soc_core cros_usbpd_charger videobuf2_memops cros_usbpd<6>[   60.798735] lkdtm: attempting bad copy_to_user from kernel text: ffffffff8f2e1300

 6973 02:04:42.251950  _logger videobuf2_v4l2 snd_compress gsmi x86_pkg_temp_thermal cr<3>[   60.813575] lkdtm: FAIL: survived bad copy_to_user()

 6974 02:04:42.263410  os_ec_dev snd_pcm_dmaengine videobuf2_common cros_usbpd_notify regmap_i2c i2c_hid coreboot_table chromeos_pstore cros_kbd_led_backlight

 6975 02:04:42.273429  # [   50.015551] CPU: 1 PID: 2200 Comm: cat Tainted: G      D W         5.10.182-cip35 #1

 6976 02:04:42.280167  # [   50.030729] Hardware name: Google Rammus/Rammus, BIOS  09/04/2020

 6977 02:04:42.286069  # [   50.044047] RIP: 0010:refcount_warn_saturate+0xba/0x110

 6978 02:04:42.306974  # [   50.056388] Code: 01 01 e8 e0 ed c0 00 0f 0b c3 cc cc cc cc 80 3d b6 f1 f6 01 00 75 85 48 c7 c7 80 3f f5 90 c6 05 a6 f1 f6 01 01 e8 bd ed c0 00 <0f> 0b c3 cc cc cc cc 80 3d 91 f1 f6 01 00 0f 85 5e ff ff ff 48 c7

 6979 02:04:42.312885  # [   50.083902] RSP: 0018:ffffb7dc82ac7e40 EFLAGS: 00010286

 6980 02:04:42.321175  # [   50.096227] RAX: 0000000000000000 RBX: 0000000000000032 RCX: 0000000000000000

 6981 02:04:42.329463  # [   50.110704] RDX: ffff9e047acac660 RSI: ffff9e047ac9bf70 RDI: ffff9e047ac9bf70

 6982 02:04:42.337385  # [   50.125184] RBP: ffffffff90ff8c60 R08: 0000000000000000 R09: 0000000000000000

 6983 02:04:42.347446  # [   50.139688] R10: 00000000ffffe000 R11: 3fffffffffffffff R12: 000000000000001f

 6984 02:04:42.354198  # [   50.154167] R13: ffffb7dc82ac7f10 R14: ffffb7dc82ac7f10 R15: ffff9e0402afa000

 6985 02:04:42.363114  # [   50.168648] FS:  00007f6244847580(0000) GS:ffff9e047ac80000(0000) knlGS:0000000000000000

 6986 02:04:42.369391  # [   50.184193] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033

 6987 02:04:42.377587  # [   50.190905] CR2: 00007f6244651000 CR3: 00000001032d8002 CR4: 00000000003706e0

 6988 02:04:42.380759  # [   50.205377] Call Trace:

 6989 02:04:42.384716  # [   50.214619]  ? __warn+0x80/0x110

 6990 02:04:42.394252  # [   50.224741]  ? refcount_w<6>[   60.959383] lkdtm: Performing direct entry STACKLEAK_ERASING

 6991 02:04:42.396412  arn_saturate+0xba/0x110

 6992 02:04:42.408150  # [   50.236403]  ? report_bug+0x9e/0xc<6>[   60.968990] lkdtm: checking unused part of the thread stack (15928 bytes)...

 6993 02:04:42.408870  0

 6994 02:04:42.412506  # [   50.246805]  ? handle_bug+0x41/0x90

 6995 02:04:42.423033  # [   50.257204]  ?<3>[   60.983392] lkdtm: FAIL: the erased part is not found (checked 15928 bytes)

 6996 02:04:42.425551   exc_invalid_op+0x14/0x70

 6997 02:04:42.435574  # [   50.267995]  ? asm_exc_invalid_o<3>[   60.997672] lkdtm: FAIL: the thread stack is NOT properly erased

 6998 02:04:42.436999  p+0x12/0x20

 6999 02:04:42.451369  # [   50.279173]  ? refcount_warn_saturate+0xba/0x1<4>[   61.010899] CPU: 0 PID: 2869 Comm: cat Tainted: G      D W         5.10.182-cip35 #1

 7000 02:04:42.457818  <4>[   61.026033] Hardware name: Google Rammus/Rammus, BIOS  09/04/2020

 7001 02:04:42.461091  <4>[   61.033126] Call Trace:

 7002 02:04:42.465194  <4>[   61.036147]  dump_stack+0x77/0x9b

 7003 02:04:42.470918  <4>[   61.040132]  lkdtm_STACKLEAK_ERASING+0x116/0x144

 7004 02:04:42.474953  <4>[   61.045568]  direct_entry.cold+0x2c/0x38

 7005 02:04:42.480162  <4>[   61.050238]  full_proxy_write+0x53/0x80

 7006 02:04:42.484279  <4>[   61.054816]  vfs_write+0xe7/0x3b0

 7007 02:04:42.487514  <4>[   61.058805]  ksys_write+0x68/0xf0

 7008 02:04:42.492125  <4>[   61.062785]  do_syscall_64+0x30/0x40

 7009 02:04:42.498362  <4>[   61.067069]  entry_SYSCALL_64_after_hwframe+0x61/0xc6

 7010 02:04:42.502311  <4>[   61.072999] RIP: 0033:0x7ff250153473

 7011 02:04:42.524606  <4>[   61.077279] Code: 8b 15 21 2a 0e 00 f7 d8 64 89 02 48 c7 c0 ff ff ff ff eb b7 0f 1f 00 64 8b 04 25 18 00 00 00 85 c0 75 14 b8 01 00 00 00 0f 05 <48> 3d 00 f0 ff ff 77 55 c3 0f 1f 40 00 48 83 ec 28 48 89 54 24 18

 7012 02:04:42.531911  <4>[   61.098550] RSP: 002b:00007ffda51f1508 EFLAGS: 00000246 ORIG_RAX: 0000000000000001

 7013 02:04:42.540751  <4>[   61.107286] RAX: ffffffffffffffda RBX: 0000000000000012 RCX: 00007ff250153473

 7014 02:04:42.548736  <4>[   61.115545] RDX: 0000000000000012 RSI: 00007ff250047000 RDI: 0000000000000001

 7015 02:04:42.556880  <4>[   61.123805] RBP: 00007ff250047000 R08: 00007ff250046010 R09: 0000000000000000

 7016 02:04:42.565365  <4>[   61.132065] R10: fffffffffffffbc5 R11: 0000000000000246 R12: 0000000000000001

 7017 02:04:42.573540  <4>[   61.140324] R13: 0000000000000001 R14: 0000000000020000 R15: 0000000000020000

 7018 02:04:42.573818  10

 7019 02:04:42.579892  # [   50.290833]  __refcount_sub_and_test.constprop.0+0x3c/0x50

 7020 02:04:42.587215  # [   50.303473]  lkdtm_REFCOUNT_SUB_AND_TEST_NEGATIVE+0x3e/0x7b

 7021 02:04:42.591853  # [   50.316202]  direct_entry.cold+0x2c/0x38

 7022 02:04:42.596278  # [   50.327088]  full_proxy_write+0x53/0x80

 7023 02:04:42.599249  # [   50.337877]  vfs_write+0xe7/0x3b0

 7024 02:04:42.604694  # [   50.348083]  ksys_write+0x68/0xf0

 7025 02:04:42.607955  # [   50.358292]  do_syscall_64+0x30/0x40

 7026 02:04:42.614114  # [   50.368789]  entry_SYSCALL_64_after_hwframe+0x61/0xc6

 7027 02:04:42.618171  # [   50.374738] RIP: 0033:0x7f624475d473

 7028 02:04:42.638746  # [   50.385229] Code: 8b 15 21 2a 0e 00 f7 d8 64 89 02 48 c7 c0 ff ff ff ff eb b7 0f 1f 00 64 8b 04 25 18 00 00 00 85 c0 75 14 b8 01 00 00 00 0f 05 <48> 3d 00 f0 ff ff 77 55 c3 0f 1f 40 00 48 83 ec 28 48 89 54 24 18

 7029 02:04:42.647401  # [   50.406506] RSP: 002b:00007ffe53218b18 EFLAGS: 00000246 ORIG_RAX: 0000000000000001

 7030 02:04:42.655583  # [   50.421464] RAX: ffffffffffffffda RBX: 000000000000001f RCX: 00007f624475d473

 7031 02:04:42.663612  # [   50.429731] RDX: 000000000000001f RSI: 00007f6244651000 RDI: 0000000000000001

 7032 02:04:42.671814  # [   50.444203] RBP: 00007f6244651000 R08: 00007f6244650010 R09: 0000000000000000

 7033 02:04:42.680003  # [   50.452466] R10: fffffffffffffbc5 R11: 0000000000000246 R12: 0000000000000001

 7034 02:04:42.688632  # [   50.466944] R13: 0000000000000001 R14: 0000000000020000 R15: 0000000000020000

 7035 02:04:42.691319  # [   50.481427] irq event stamp: 0

 7036 02:04:42.699600  # [   50.491339] hardirqs last  enabled at (0): [<0000000000000000>] 0x0

 7037 02:04:42.708470  # [   50.498634] hardirqs last disabled at (0): [<ffffffff8f0fd844>] copy_process+0x664/0x1c60

 7038 02:04:42.718186  # [   50.514270] softirqs last  enabled at (0): [<ffffffff8f0fd844>] copy_process+0x664/0x1c60

 7039 02:04:42.724506  # [   50.523702] softirqs last disabled at (0): [<0000000000000000>] 0x0

 7040 02:04:42.730884  # [   50.537200] ---[ end trace 19f7a216b67dc05f ]---

 7041 02:04:42.735241  # [   50.542649] lkdtm: Negative detected: saturated

 7042 02:04:42.743333  # REFCOUNT_SUB_AND_TEST_NEGATIVE: saw 'Negative detected: saturated': ok

 7043 02:04:42.748976  ok 49 selftests: lkdtm: REFCOUNT_SUB_AND_TEST_NEGATIVE.sh

 7044 02:04:42.752533  # selftests: lkdtm: REFCOUNT_INC_ZERO.sh

 7045 02:04:42.760353  # [   50.66251<6>[   61.323710] lkdtm: Performing direct entry CFI_FORWARD_PROTO

 7046 02:04:42.765615  <6>[   61.335476] lkdtm: Calling matched prototype ...

 7047 02:04:42.771091  9] lkdtm: Performing direct entry REFCOUNT_INC_ZERO

 7048 02:04:42.777700  # [   50.67<6>[   61.340942] lkdtm: Calling mismatched prototype ...

 7049 02:04:42.786049  <6>[   61.352894] lkdtm: Fail: survived mismatched prototype function call!

 7050 02:04:42.791311  2749] lkdtm: attempting safe refcount_inc_not_zero() from zero

 7051 02:04:42.796251  # [   50.686359] lkdtm: Good: zero detected

 7052 02:04:42.801082  # [   50.697049] lkdtm: Correctly stayed at zero

 7053 02:04:42.807371  # [   50.708228] lkdtm: attempting bad refcount_inc() from zero

 7054 02:04:42.812653  # [   50.720864] ------------[ cut here ]------------

 7055 02:04:42.818677  # [   50.732527] refcount_t: addition on 0; use-after-free.

 7056 02:04:42.827577  # [   50.738587] WARNING: CPU: 1 PID: 2232 at lib/refcount.c:25 refcount_warn_saturate+0x74/0x110

 7057 02:04:42.882111  # [   50.754511] Modules linked in: fuse ip_tables cros_ec_lid_angle cros_ec_sensors cros_ec_sensors_core industrialio_triggered_buffer kfifo_buf industrialio snd_soc_da7219 uvcvideo cros_ec_sysfs cros_ec_lightbar cros_ec_sensorhub cros_ec_chardev cros_ec_debugfs videobuf2_vmalloc snd_soc_core cros_usbpd_charger videobuf2_memops cros_usbpd_logger videobuf2_v4l2 snd_compress gsmi x86_pkg_temp_thermal cros_ec_dev snd_pcm_dmaengine videobuf2_common cros_usbpd_notify regmap_i2c i2c_hid coreboot_table chromeos_pstore cros_kbd_led_backlight

 7058 02:04:42.891141  # [   50.813466] CPU: 1 PID: 2232 Comm: cat Tainted: G      D W         5.10.182-cip35 #1

 7059 02:04:42.898147  # [   50.828602] Hardware name: Google Rammus/Rammus, BIOS  09/04/2020

 7060 02:04:42.905096  # [   50.835706] RIP: 0010:refcount_warn_saturate+0x74/0x110

 7061 02:04:42.926235  # [   50.848038] Code: 01 01 e8 26 ee c0 00 0f 0b c3 cc cc cc cc 80 3d fd f1 f6 01 00 75 cb 48 c7 c7 50 3f f5 90 c6 05 ed f1 f6 01 01 e8 03 ee c0 00 <0f> 0b c3 cc cc cc cc 80 3d dc f1 f6 01 00 75 a8 48 c7 c7 28 3f f5

 7062 02:04:42.932802  # [   50.869316] RSP: 0018:ffffb7dc82a4fe48 EFLAGS: 00010286

 7063 02:04:42.941411  # [   50.881653] RAX: 0000000000000000 RBX: 0000000000000033 RCX: 0000000000000000

 7064 02:04:42.949506  # [   50.889941] RDX: ffff9e047acac660 RSI: ffff9e047ac9bf70 RDI: ffff9e047ac9bf70

 7065 02:04:42.958095  # [   50.904413] RBP: ffffffff90ff9001 R08: 0000000000000000 R09: 0000000000000000

 7066 02:04:42.966933  # [   50.912685] R10: 00000000ffffe000 R11: 3fffffffffffffff R12: 0000000000000012

 7067 02:04:42.975653  # [   50.927159] R13: ffffb7dc82a4ff10 R14: ffffb7dc82a4ff10 R15: ffff9e0403e67000

 7068 02:04:42.985158  # [   50.935425] FS:  00007f4fdee91580(0000) GS:ffff9e047ac80000(0000) knlGS:0000000000000000

 7069 02:04:42.992137  # [   50.950966] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033

 7070 02:04:42.999872  # [   50.957678] CR2: 00007f4fdec9b000 CR3: 0000000105b68005 CR4: 00000000003706e0

 7071 02:04:43.004068  # [   50.972160] Call Trace:

 7072 02:04:43.007039  # [   50.981404]  ? __warn+0x80/0x110

 7073 02:04:43.012398  # [   50.991509]  ? refcount_warn_saturate+0x74/0x110

 7074 02:04:43.017350  # [   51.003172]  ? report_bug+0x9e/0xc0

 7075 02:04:43.021155  # [   51.007358]  ? handle_bug+0x41/0x90

 7076 02:04:43.025604  # [   51.017752]  ? exc_invalid_op+0x14/0x70

 7077 02:04:43.030494  # [   51.022328]  ? asm_exc_invalid_op+0x12/0x20

 7078 02:04:43.037115  # [   51.033504]  ? refcount_warn_saturate+0x74/0x110

 7079 02:04:43.041304  # [   51.045165]  ? refcount_warn_saturate+0x74/0x110

 7080 02:04:43.046962  # [   51.050617]  lkdtm_REFCOUNT_INC_ZERO+0x99/0xc1

 7081 02:04:43.051771  # [   51.062078]  direct_entry.cold+0x2c/0x38

 7082 02:04:43.055919  # [   51.066752]  full_proxy_write+0x53/0x80

 7083 02:04:43.060733  # [   51.077537]  vfs_write+0xe7/0x3b0

 7084 02:04:43.064178  # [   51.087748]  ksys_write+0x68/0xf0

 7085 02:04:43.069529  # [   51.091746]  do_syscall_64+0x30/0x40

 7086 02:04:43.074248  # [   51.102239]  entry_SYSCALL_64_after_hwframe+0x61/0xc6

 7087 02:04:43.079349  # [   51.114388] RIP: 0033:0x7f4fdeda7473

 7088 02:04:43.101836  # [   51.118686] Code: 8b 15 21 2a 0e 00 f7 d8 64 89 02 48 c7 c0 ff ff ff ff eb b7 0f 1f 00 64 8b 04 25 18 00 00 00 85 c0 75 14 b8 01 00 00 00 0f 05 <48> 3d 00 f0 ff ff 77 55 c3 0f 1f 40 00 48 83 ec 28 48 89 54 24 18

 7089 02:04:43.109827  # [   51.146170] RSP: 002b:00007fff9e8c1278 EFLAGS: 00000246 ORIG_RAX: 0000000000000001

 7090 02:04:43.118594  # [   51.154920] RAX: ffffffffffffffda RBX: 0000000000000012 RCX: 00007f4fdeda7473

 7091 02:04:43.127547  # [   51.169392] RDX: 0000000000000012 RSI: 00007f4fdec9b000 RDI: 0000000000000001

 7092 02:04:43.135422  # [   51.177658] RBP: 00007f4fdec9b000 R08: 00007f4fdec9a010 R09: 0000000000000000

 7093 02:04:43.143861  # [   51.192133] R10: fffffffffffffbc5 R11: 0000000000000246 R12: 0000000000000001

 7094 02:04:43.152852  # [   51.200400] R13: 0000000000000001 R14: 0000000000020000 R15: 0000000000020000

 7095 02:04:43.156418  # [   51.214877] irq event stamp: 0

 7096 02:04:43.163488  # [   51.224790] hardirqs last  enabled at (0): [<0000000000000000>] 0x0

 7097 02:04:43.173305  # [   51.232086] hardirqs last disabled at (0): [<ffffffff8f0fd844>] copy_process+0x664/0x1c60

 7098 02:04:43.183177  # [   51.247727] softirqs last  enabled at (0): [<ffffffff8f0fd844>] copy_process+0x664/0x1c60

 7099 02:04:43.189943  # [   51.263371] softirqs last disabled at (0): [<0000000000000000>] 0x0

 7100 02:04:43.195916  # [   51.276878] ---[ end trace 19f7a216b67dc060 ]---

 7101 02:04:43.200377  # [   51.282327] lkdtm: Zero detected: saturated

 7102 02:04:43.205268  # REFCOUNT_INC_ZERO: saw 'call trace:': ok

 7103 02:04:43.209060  ok 50 selftests: lkdtm: REFCOUNT_INC_ZERO.sh

 7104 02:04:43.213302  # selftests: lkdtm: REFCOUNT_ADD_ZERO.sh

 7105 02:04:43.220383  # [   51.412295] lkdtm: Performing direct entry REFCOUNT_ADD_ZERO

 7106 02:04:43.228383  # [   51.424548] lkdtm: attempting safe refcount_add_not_zero() from zero

 7107 02:04:43.232351  # [   51.438182] lkdtm: Good: zero detected

 7108 02:04:43.237136  # [   51.448865] lkdtm: Correctly stayed at zero

 7109 02:04:43.244128  # [   51.460006] lkdtm: attempting bad refcount_add() from zero

 7110 02:04:43.249154  # [   51.472639] ------------[ cut here ]------------

 7111 02:04:43.256064  # [   51.478095] refcount_t: addition on 0; use-after-free.

 7112 02:04:43.265771  # [   51.490387] WARNING: CPU: 0 PID: 2264 at lib/refcount.c:25 refcount_warn_saturate+0x74/0x110

 7113 02:04:43.320878  # [   51.506307] Modules linked in: fuse ip_tables cros_ec_lid_angle cros_ec_sensors cros_ec_sensors_core industrialio_triggered_buffer kfifo_buf industrialio snd_soc_da7219 uvcvideo cros_ec_sysfs cros_ec_lightbar cros_ec_sensorhub cros_ec_chardev cros_ec_debugfs videobuf2_vmalloc snd_soc_core cros_usbpd_charger videobuf2_memops cros_usbpd_logger videobuf2_v4l2 snd_compress gsmi x86_pkg_temp_thermal cros_ec_dev snd_pcm_dmaengine videobuf2_common cros_usbpd_notify regmap_i2c i2c_hid coreboot_table chromeos_pstore cros_kbd_led_backlight

 7114 02:04:43.329751  # [   51.565268] CPU: 0 PID: 2264 Comm: cat Tainted: G      D W         5.10.182-cip35 #1

 7115 02:04:43.336404  # [   51.580468] Hardware name: Google Rammus/Rammus, BIOS  09/04/2020

 7116 02:04:43.343556  # [   51.593747] RIP: 0010:refcount_warn_saturate+0x74/0x110

 7117 02:04:43.365885  # [   51.606128] Code: 01 01 e8 26 ee c0 00 0f 0b c3 cc cc cc cc 80 3d fd f1 f6 01 00 75 cb 48 c7 c7 50 3f f5 90 c6 05 ed f1 f6 01 01 e8 03 ee c0 00 <0f> 0b c3 cc cc cc cc 80 3d dc f1 f6 01 00 75 a8 48 c7 c7 28 3f f5

 7118 02:04:43.371127  # [   51.633599] RSP: 0018:ffffb7dc82b87e48 EFLAGS: 00010286

 7119 02:04:43.379570  # [   51.645966] RAX: 0000000000000000 RBX: 0000000000000034 RCX: 0000000000000000

 7120 02:04:43.388284  # [   51.660417] RDX: ffff9e047ac2c660 RSI: ffff9e047ac1bf70 RDI: ffff9e047ac1bf70

 7121 02:04:43.396769  # [   51.674908] RBP: ffffffff90ff9013 R08: 0000000000000000 R09: 0000000000000000

 7122 02:04:43.405145  # [   51.689389] R10: 00000000ffffe000 R11: 3fffffffffffffff R12: 0000000000000012

 7123 02:04:43.413408  # [   51.703878] R13: ffffb7dc82b87f10 R14: ffffb7dc82b87f10 R15: ffff9e0405ff2000

 7124 02:04:43.423696  # [   51.718348] FS:  00007faaa2ca0580(0000) GS:ffff9e047ac00000(0000) knlGS:0000000000000000

 7125 02:04:43.430039  # [   51.733903] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033

 7126 02:04:43.438283  # [   51.746824] CR2: 00007faaa2aaa000 CR3: 0000000102958006 CR4: 00000000003706f0

 7127 02:04:43.441410  # [   51.761312] Call Trace:

 7128 02:04:43.445109  # [   51.770549]  ? __warn+0x80/0x110

 7129 02:04:43.451522  # [   51.780666]  ? refcount_warn_saturate+0x74/0x110

 7130 02:04:43.455638  # [   51.792325]  ? report_bug+0x9e/0xc0

 7131 02:04:43.459150  # [   51.802741]  ? handle_bug+0x41/0x90

 7132 02:04:43.464273  # [   51.813134]  ? exc_invalid_op+0x14/0x70

 7133 02:04:43.469319  # [   51.823940]  ? asm_exc_invalid_op+0x12/0x20

 7134 02:04:43.474340  # [   51.835119]  ? refcount_warn_saturate+0x74/0x110

 7135 02:04:43.479973  # [   51.846810]  ? refcount_warn_saturate+0x74/0x110

 7136 02:04:43.485741  # [   51.858457]  lkdtm_REFCOUNT_ADD_ZERO+0x99/0xc1

 7137 02:04:43.490127  # [   51.869937]  direct_entry.cold+0x2c/0x38

 7138 02:04:43.494286  # [   51.880821]  full_proxy_write+0x53/0x80

 7139 02:04:43.499058  # [   51.891621]  vfs_write+0xe7/0x3b0

 7140 02:04:43.502136  # [   51.901823]  ksys_write+0x68/0xf0

 7141 02:04:43.506173  # [   51.912047]  do_syscall_64+0x30/0x40

 7142 02:04:43.512632  # [   51.922537]  entry_SYSCALL_64_after_hwframe+0x61/0xc6

 7143 02:04:43.517090  # [   51.934697] RIP: 0033:0x7faaa2bb6473

 7144 02:04:43.539043  # [   51.945193] Code: 8b 15 21 2a 0e 00 f7 d8 64 89 02 48 c7 c0 ff ff ff ff eb b7 0f 1f 00 64 8b 04 25 18 00 00 00 85 c0 75 14 b8 01 00 00 00 0f 05 <48> 3d 00 f0 ff ff 77 55 c3 0f 1f 40 00 48 83 ec 28 48 89 54 24 18

 7145 02:04:43.547308  # [   51.972713] RSP: 002b:00007fff682a1578 EFLAGS: 00000246 ORIG_RAX: 0000000000000001

 7146 02:04:43.556802  # [   51.987671] RAX: ffffffffffffffda RBX: 0000000000000012 RCX: 00007faaa2bb6473

 7147 02:04:43.564639  # [   52.002169] RDX: 0000000000000012 RSI: 00007faaa2aaa000 RDI: 0000000000000001

 7148 02:04:43.573256  # [   52.016643] RBP: 00007faaa2aaa000 R08: 00007faaa2aa9010 R09: 0000000000000000

 7149 02:04:43.582096  # [   52.031150] R10: fffffffffffffbc5 R11: 0000000000000246 R12: 0000000000000001

 7150 02:04:43.590202  # [   52.045612] R13: 0000000000000001 R14: 0000000000020000 R15: 0000000000020000

 7151 02:04:43.593584  # [   52.060111] irq event stamp: 0

 7152 02:04:43.601419  # [   52.070010] hardirqs last  enabled at (0): [<0000000000000000>] 0x0

 7153 02:04:43.610907  # [   52.083508] hardirqs last disabled at (0): [<ffffffff8f0fd844>] copy_process+0x664/0x1c60

 7154 02:04:43.620497  # [   52.099175] softirqs last  enabled at (0): [<ffffffff8f0fd844>] copy_process+0x664/0x1c60

 7155 02:04:43.627829  # [   52.114806] softirqs last disabled at (0): [<0000000000000000>] 0x0

 7156 02:04:43.635285  # [   52.128335] ---[ end trace 19f7a216b67dc061 ]---

 7157 02:04:43.638610  # [   52.139994] lkdtm: Zero detected: saturated

 7158 02:04:43.643736  # REFCOUNT_ADD_ZERO: saw 'call trace:': ok

 7159 02:04:43.648003  ok 51 selftests: lkdtm: REFCOUNT_ADD_ZERO.sh

 7160 02:04:43.653244  # selftests: lkdtm: REFCOUNT_INC_SATURATED.sh

 7161 02:04:43.660400  # [   53.321221] lkdtm: Performing direct entry REFCOUNT_INC_SATURATED

 7162 02:04:43.667120  # [   53.330041] lkdtm: attempting bad refcount_inc() from saturated

 7163 02:04:43.671929  # [   53.343177] ------------[ cut here ]------------

 7164 02:04:43.679145  # [   53.354832] refcount_t: saturated; leaking memory.

 7165 02:04:43.688444  # [   53.366700] WARNING: CPU: 1 PID: 2299 at lib/refcount.c:22 refcount_warn_saturate+0x51/0x110

 7166 02:04:43.742527  # [   53.382625] Modules linked in: fuse ip_tables cros_ec_lid_angle cros_ec_sensors cros_ec_sensors_core industrialio_triggered_buffer kfifo_buf industrialio snd_soc_da7219 uvcvideo cros_ec_sysfs cros_ec_lightbar cros_ec_sensorhub cros_ec_chardev cros_ec_debugfs videobuf2_vmalloc snd_soc_core cros_usbpd_charger videobuf2_memops cros_usbpd_logger videobuf2_v4l2 snd_compress gsmi x86_pkg_temp_thermal cros_ec_dev snd_pcm_dmaengine videobuf2_common cros_usbpd_notify regmap_i2c i2c_hid coreboot_table chromeos_pstore cros_kbd_led_backlight

 7167 02:04:43.752121  # [   53.441587] CPU: 1 PID: 2299 Comm: cat Tainted: G      D W         5.10.182-cip35 #1

 7168 02:04:43.758926  # [   53.456749] Hardware name: Google Rammus/Rammus, BIOS  09/04/2020

 7169 02:04:43.765753  # [   53.470063] RIP: 0010:refcount_warn_saturate+0x51/0x110

 7170 02:04:43.786768  # [   53.482405] Code: 84 bc 00 00 00 c3 cc cc cc cc 85 f6 74 46 80 3d 21 f2 f6 01 00 75 ee 48 c7 c7 28 3f f5 90 c6 05 11 f2 f6 01 01 e8 26 ee c0 00 <0f> 0b c3 cc cc cc cc 80 3d fd f1 f6 01 00 75 cb 48 c7 c7 50 3f f5

 7171 02:04:43.793114  # [   53.509895] RSP: 0018:ffffb7dc82c37e48 EFLAGS: 00010286

 7172 02:04:43.802016  # [   53.522239] RAX: 0000000000000000 RBX: 0000000000000035 RCX: 0000000000000000

 7173 02:04:43.809986  # [   53.536756] RDX: ffff9e047acac660 RSI: ffff9e047ac9bf70 RDI: ffff9e047ac9bf70

 7174 02:04:43.819026  # [   53.551239] RBP: ffffffff90ff9025 R08: 0000000000000000 R09: 0000000000000000

 7175 02:04:43.828065  # [   53.565736] R10: 00000000ffffe000 R11: 3fffffffffffffff R12: 0000000000000017

 7176 02:04:43.835930  # [   53.580216] R13: ffffb7dc82c37f10 R14: ffffb7dc82c37f10 R15: ffff9e0406566000

 7177 02:04:43.845795  # [   53.594698] FS:  00007f6ee3832580(0000) GS:ffff9e047ac80000(0000) knlGS:0000000000000000

 7178 02:04:43.852333  # [   53.610248] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033

 7179 02:04:43.860279  # [   53.623174] CR2: 00007f6ee363c000 CR3: 00000001030fe004 CR4: 00000000003706e0

 7180 02:04:43.863645  # [   53.637672] Call Trace:

 7181 02:04:43.868152  # [   53.646920]  ? __warn+0x80/0x110

 7182 02:04:43.872857  # [   53.657033]  ? refcount_warn_saturate+0x51/0x110

 7183 02:04:43.877493  # [   53.668697]  ? report_bug+0x9e/0xc0

 7184 02:04:43.881850  # [   53.679090]  ? handle_bug+0x41/0x90

 7185 02:04:43.885798  # [   53.689488]  ? exc_invalid_op+0x14/0x70

 7186 02:04:43.891744  # [   53.700279]  ? asm_exc_invalid_op+0x12/0x20

 7187 02:04:43.896781  # [   53.711457]  ? refcount_warn_saturate+0x51/0x110

 7188 02:04:43.902574  # [   53.723117]  ? refcount_warn_saturate+0x51/0x110

 7189 02:04:43.908191  # [   53.734779]  lkdtm_REFCOUNT_INC_SATURATED+0x3c/0x64

 7190 02:04:43.913154  # [   53.746741]  direct_entry.cold+0x2c/0x38

 7191 02:04:43.918366  # [   53.757627]  full_proxy_write+0x53/0x80

 7192 02:04:43.922039  # [   53.768415]  vfs_write+0xe7/0x3b0

 7193 02:04:43.926357  # [   53.778620]  ksys_write+0x68/0xf0

 7194 02:04:43.930128  # [   53.788827]  do_syscall_64+0x30/0x40

 7195 02:04:43.936781  # [   53.799322]  entry_SYSCALL_64_after_hwframe+0x61/0xc6

 7196 02:04:43.940793  # [   53.811469] RIP: 0033:0x7f6ee3748473

 7197 02:04:43.962541  # [   53.821964] Code: 8b 15 21 2a 0e 00 f7 d8 64 89 02 48 c7 c0 ff ff ff ff eb b7 0f 1f 00 64 8b 04 25 18 00 00 00 85 c0 75 14 b8 01 00 00 00 0f 05 <48> 3d 00 f0 ff ff 77 55 c3 0f 1f 40 00 48 83 ec 28 48 89 54 24 18

 7198 02:04:43.971261  # [   53.849454] RSP: 002b:00007ffc83298148 EFLAGS: 00000246 ORIG_RAX: 0000000000000001

 7199 02:04:43.979975  # [   53.864418] RAX: ffffffffffffffda RBX: 0000000000000017 RCX: 00007f6ee3748473

 7200 02:04:43.988427  # [   53.878899] RDX: 0000000000000017 RSI: 00007f6ee363c000 RDI: 0000000000000001

 7201 02:04:43.997576  # [   53.893381] RBP: 00007f6ee363c000 R08: 00007f6ee363b010 R09: 0000000000000000

 7202 02:04:44.006061  # [   53.907858] R10: fffffffffffffbc5 R11: 0000000000000246 R12: 0000000000000001

 7203 02:04:44.014783  # [   53.922338] R13: 0000000000000001 R14: 0000000000020000 R15: 0000000000020000

 7204 02:04:44.018441  # [   53.936819] irq event stamp: 0

 7205 02:04:44.025113  # [   53.946743] hardirqs last  enabled at (0): [<0000000000000000>] 0x0

 7206 02:04:44.035280  # [   53.960250] hardirqs last disabled at (0): [<ffffffff8f0fd844>] copy_process+0x664/0x1c60

 7207 02:04:44.044287  # [   53.975893] softirqs last  enabled at (0): [<ffffffff8f0fd844>] copy_process+0x664/0x1c60

 7208 02:04:44.052376  # [   53.991536] softirqs last disabled at (0): [<0000000000000000>] 0x0

 7209 02:04:44.058237  # [   54.005044] ---[ end trace 19f7a216b67dc062 ]---

 7210 02:04:44.064031  # [   54.016707] lkdtm: Saturation detected: still saturated

 7211 02:04:44.070726  # REFCOUNT_INC_SATURATED: saw 'Saturation detected: still saturated': ok

 7212 02:04:44.076663  ok 52 selftests: lkdtm: REFCOUNT_INC_SATURATED.sh

 7213 02:04:44.080863  # selftests: lkdtm: REFCOUNT_DEC_SATURATED.sh

 7214 02:04:44.088110  # [   54.151799] lkdtm: Performing direct entry REFCOUNT_DEC_SATURATED

 7215 02:04:44.095410  # [   54.160516] lkdtm: attempting bad refcount_dec() from saturated

 7216 02:04:44.101021  # [   54.173664] ------------[ cut here ]------------

 7217 02:04:44.112208  # [   54.185317] refcount_t: decrement hit 0; leaking memory.

 7218 02:04:44.116945  # [   54.197757] WARNING: CPU: 0 PID: 2334 at lib/refcount.c:31 refcount_warn_saturate+0xfb/0x110

 7219 02:04:44.171776  # [   54.213747] Modules linked in: fuse ip_tables cros_ec_lid_angle cros_ec_sensors cros_ec_sensors_core industrialio_triggered_buffer kfifo_buf industrialio snd_soc_da7219 uvcvideo cros_ec_sysfs cros_ec_lightbar cros_ec_sensorhub cros_ec_chardev cros_ec_debugfs videobuf2_vmalloc snd_soc_core cros_usbpd_charger videobuf2_memops cros_usbpd_logger videobuf2_v4l2 snd_compress gsmi x86_pkg_temp_thermal cros_ec_dev snd_pcm_dmaengine videobuf2_common cros_usbpd_notify regmap_i2c i2c_hid coreboot_table chromeos_pstore cros_kbd_led_backlight

 7220 02:04:44.181015  # [   54.272645] CPU: 0 PID: 2334 Comm: cat Tainted: G      D W         5.10.182-cip35 #1

 7221 02:04:44.188286  # [   54.287860] Hardware name: Google Rammus/Rammus, BIOS  09/04/2020

 7222 02:04:44.194679  # [   54.301177] RIP: 0010:refcount_warn_saturate+0xfb/0x110

 7223 02:04:44.217165  # [   54.313498] Code: d8 3f f5 90 c6 05 7d f1 f6 01 01 e8 96 ed c0 00 0f 0b c3 cc cc cc cc 48 c7 c7 a8 3f f5 90 c6 05 64 f1 f6 01 01 e8 7c ed c0 00 <0f> 0b c3 cc cc cc cc 66 66 2e 0f 1f 84 00 00 00 00 00 0f 1f 00 8b

 7224 02:04:44.223118  # [   54.340996] RSP: 0018:ffffb7dc82cc7e48 EFLAGS: 00010286

 7225 02:04:44.231377  # [   54.353316] RAX: 0000000000000000 RBX: 0000000000000036 RCX: 0000000000000000

 7226 02:04:44.240083  # [   54.367803] RDX: ffff9e047ac2c660 RSI: ffff9e047ac1bf70 RDI: ffff9e047ac1bf70

 7227 02:04:44.248879  # [   54.382301] RBP: ffffffff90ff903c R08: 0000000000000000 R09: 0000000000000000

 7228 02:04:44.257181  # [   54.396793] R10: 00000000ffffe000 R11: 3fffffffffffffff R12: 0000000000000017

 7229 02:04:44.265317  # [   54.411260] R13: ffffb7dc82cc7f10 R14: ffffb7dc82cc7f10 R15: ffff9e0402ec1000

 7230 02:04:44.275022  # [   54.425762] FS:  00007f0ba9822580(0000) GS:ffff9e047ac00000(0000) knlGS:0000000000000000

 7231 02:04:44.282036  # [   54.441293] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033

 7232 02:04:44.290412  # [   54.454262] CR2: 00007f0ba962c000 CR3: 00000001030e2003 CR4: 00000000003706f0

 7233 02:04:44.293195  # [   54.468730] Call Trace:

 7234 02:04:44.297133  # [   54.477974]  ? __warn+0x80/0x110

 7235 02:04:44.303035  # [   54.488041]  ? refcount_warn_saturate+0xfb/0x110

 7236 02:04:44.308210  # [   54.499702]  ? report_bug+0x9e/0xc0

 7237 02:04:44.312207  # [   54.510119]  ? handle_bug+0x41/0x90

 7238 02:04:44.316459  # [   54.520507]  ? exc_invalid_op+0x14/0x70

 7239 02:04:44.320977  # [   54.531300]  ? asm_exc_invalid_op+0x12/0x20

 7240 02:04:44.327044  # [   54.542495]  ? refcount_warn_saturate+0xfb/0x110

 7241 02:04:44.332219  # [   54.554162]  ? refcount_warn_saturate+0xfb/0x110

 7242 02:04:44.338055  # [   54.565789]  lkdtm_REFCOUNT_DEC_SATURATED+0x37/0x5f

 7243 02:04:44.342472  # [   54.577786]  direct_entry.cold+0x2c/0x38

 7244 02:04:44.346969  # [   54.588691]  full_proxy_write+0x53/0x80

 7245 02:04:44.351036  # [   54.599480]  vfs_write+0xe7/0x3b0

 7246 02:04:44.355881  # [   54.609697]  ksys_write+0x68/0xf0

 7247 02:04:44.359627  # [   54.619924]  do_syscall_64+0x30/0x40

 7248 02:04:44.366139  # [   54.630417]  entry_SYSCALL_64_after_hwframe+0x61/0xc6

 7249 02:04:44.370447  # [   54.642571] RIP: 0033:0x7f0ba9738473

 7250 02:04:44.391057  # [   54.653055] Code: 8b 15 21 2a 0e 00 f7 d8 64 89 02 48 c7 c0 ff ff ff ff eb b7 0f 1f 00 64 8b 04 25 18 00 00 00 85 c0 75 14 b8 01 00 00 00 0f 05 <48> 3d 00 f0 ff ff 77 55 c3 0f 1f 40 00 48 83 ec 28 48 89 54 24 18

 7251 02:04:44.399837  # [   54.680581] RSP: 002b:00007fff0ac62498 EFLAGS: 00000246 ORIG_RAX: 0000000000000001

 7252 02:04:44.408478  # [   54.695535] RAX: ffffffffffffffda RBX: 0000000000000017 RCX: 00007f0ba9738473

 7253 02:04:44.417062  # [   54.710014] RDX: 0000000000000017 RSI: 00007f0ba962c000 RDI: 0000000000000001

 7254 02:04:44.424944  # [   54.724532] RBP: 00007f0ba962c000 R08: 00007f0ba962b010 R09: 0000000000000000

 7255 02:04:44.433902  # [   54.738996] R10: fffffffffffffbc5 R11: 0000000000000246 R12: 0000000000000001

 7256 02:04:44.442110  # [   54.753512] R13: 0000000000000001 R14: 0000000000020000 R15: 0000000000020000

 7257 02:04:44.446076  # [   54.768011] irq event stamp: 0

 7258 02:04:44.454021  # [   54.777931] hardirqs last  enabled at (0): [<0000000000000000>] 0x0

 7259 02:04:44.463569  # [   54.791427] hardirqs last disabled at (0): [<ffffffff8f0fd844>] copy_process+0x664/0x1c60

 7260 02:04:44.473110  # [   54.807073] softirqs last  enabled at (0): [<ffffffff8f0fd844>] copy_process+0x664/0x1c60

 7261 02:04:44.479816  # [   54.822744] softirqs last disabled at (0): [<0000000000000000>] 0x0

 7262 02:04:44.485471  # [   54.836277] ---[ end trace 19f7a216b67dc063 ]---

 7263 02:04:44.492164  # [   54.847938] lkdtm: Saturation detected: still saturated

 7264 02:04:44.499110  # REFCOUNT_DEC_SATURATED: saw 'Saturation detected: still saturated': ok

 7265 02:04:44.504116  ok 53 selftests: lkdtm: REFCOUNT_DEC_SATURATED.sh

 7266 02:04:44.509209  # selftests: lkdtm: REFCOUNT_ADD_SATURATED.sh

 7267 02:04:44.516278  # [   55.018353] lkdtm: Performing direct entry REFCOUNT_ADD_SATURATED

 7268 02:04:44.523489  # [   55.029123] lkdtm: attempting bad refcount_dec() from saturated

 7269 02:04:44.528597  # [   55.042274] ------------[ cut here ]------------

 7270 02:04:44.534289  # [   55.053940] refcount_t: saturated; leaking memory.

 7271 02:04:44.544553  # [   55.065840] WARNING: CPU: 0 PID: 2369 at lib/refcount.c:22 refcount_warn_saturate+0x51/0x110

 7272 02:04:44.598650  # [   55.081780] Modules linked in: fuse ip_tables cros_ec_lid_angle cros_ec_sensors cros_ec_sensors_core industrialio_triggered_buffer kfifo_buf industrialio snd_soc_da7219 uvcvideo cros_ec_sysfs cros_ec_lightbar cros_ec_sensorhub cros_ec_chardev cros_ec_debugfs videobuf2_vmalloc snd_soc_core cros_usbpd_charger videobuf2_memops cros_usbpd_logger videobuf2_v4l2 snd_compress gsmi x86_pkg_temp_thermal cros_ec_dev snd_pcm_dmaengine videobuf2_common cros_usbpd_notify regmap_i2c i2c_hid coreboot_table chromeos_pstore cros_kbd_led_backlight

 7273 02:04:44.607770  # [   55.140775] CPU: 0 PID: 2369 Comm: cat Tainted: G      D W         5.10.182-cip35 #1

 7274 02:04:44.615142  # [   55.155951] Hardware name: Google Rammus/Rammus, BIOS  09/04/2020

 7275 02:04:44.620832  # [   55.169272] RIP: 0010:refcount_warn_saturate+0x51/0x110

 7276 02:04:44.643299  # [   55.181633] Code: 84 bc 00 00 00 c3 cc cc cc cc 85 f6 74 46 80 3d 21 f2 f6 01 00 75 ee 48 c7 c7 28 3f f5 90 c6 05 11 f2 f6 01 01 e8 26 ee c0 00 <0f> 0b c3 cc cc cc cc 80 3d fd f1 f6 01 00 75 cb 48 c7 c7 50 3f f5

 7277 02:04:44.649425  # [   55.209181] RSP: 0018:ffffb7dc82d4fe48 EFLAGS: 00010286

 7278 02:04:44.657205  # [   55.221494] RAX: 0000000000000000 RBX: 0000000000000037 RCX: 0000000000000000

 7279 02:04:44.667149  # [   55.235990] RDX: ffff9e047ac2c660 RSI: ffff9e047ac1bf70 RDI: ffff9e047ac1bf70

 7280 02:04:44.674220  # [   55.250448] RBP: ffffffff90ff9053 R08: 0000000000000000 R09: 0000000000000000

 7281 02:04:44.683292  # [   55.264972] R10: 00000000ffffe000 R11: 3fffffffffffffff R12: 0000000000000017

 7282 02:04:44.691211  # [   55.279407] R13: ffffb7dc82d4ff10 R14: ffffb7dc82d4ff10 R15: ffff9e04027d4000

 7283 02:04:44.700503  # [   55.293928] FS:  00007f33be53f580(0000) GS:ffff9e047ac00000(0000) knlGS:0000000000000000

 7284 02:04:44.707469  # [   55.309444] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033

 7285 02:04:44.716094  # [   55.322368] CR2: 00007f33be349000 CR3: 0000000105c7c003 CR4: 00000000003706f0

 7286 02:04:44.719312  # [   55.336850] Call Trace:

 7287 02:04:44.723454  # [   55.346097]  ? __warn+0x80/0x110

 7288 02:04:44.729747  # [   55.356206]  ? refcount_warn_saturate+0x51/0x110

 7289 02:04:44.732798  # [   55.367881]  ? report_bug+0x9e/0xc0

 7290 02:04:44.737509  # [   55.378268]  ? handle_bug+0x41/0x90

 7291 02:04:44.742462  # [   55.388755]  ? exc_invalid_op+0x14/0x70

 7292 02:04:44.747036  # [   55.399488]  ? asm_exc_invalid_op+0x12/0x20

 7293 02:04:44.752198  # [   55.410706]  ? refcount_warn_saturate+0x51/0x110

 7294 02:04:44.757998  # [   55.422330]  ? refcount_warn_saturate+0x51/0x110

 7295 02:04:44.763969  # [   55.434023]  lkdtm_REFCOUNT_ADD_SATURATED+0x3c/0x64

 7296 02:04:44.769539  # [   55.445952]  direct_entry.cold+0x2c/0x38

 7297 02:04:44.772977  # [   55.456844]  full_proxy_write+0x53/0x80

 7298 02:04:44.777068  # [   55.467625]  vfs_write+0xe7/0x3b0

 7299 02:04:44.781725  # [   55.477843]  ksys_write+0x68/0xf0

 7300 02:04:44.785714  # [   55.488039]  do_syscall_64+0x30/0x40

 7301 02:04:44.791860  # [   55.498570]  entry_SYSCALL_64_after_hwframe+0x61/0xc6

 7302 02:04:44.796363  # [   55.510731] RIP: 0033:0x7f33be455473

 7303 02:04:44.817742  # [   55.521227] Code: 8b 15 21 2a 0e 00 f7 d8 64 89 02 48 c7 c0 ff ff ff ff eb b7 0f 1f 00 64 8b 04 25 18 00 00 00 85 c0 75 14 b8 01 00 00 00 0f 05 <48> 3d 00 f0 ff ff 77 55 c3 0f 1f 40 00 48 83 ec 28 48 89 54 24 18

 7304 02:04:44.827671  # [   55.548705] RSP: 002b:00007ffd5dfc70d8 EFLAGS: 00000246 ORIG_RAX: 0000000000000001

 7305 02:04:44.835918  # [   55.563693] RAX: ffffffffffffffda RBX: 0000000000000017 RCX: 00007f33be455473

 7306 02:04:44.844607  # [   55.578154] RDX: 0000000000000017 RSI: 00007f33be349000 RDI: 0000000000000001

 7307 02:04:44.852610  # [   55.592645] RBP: 00007f33be349000 R08: 00007f33be348010 R09: 0000000000000000

 7308 02:04:44.861092  # [   55.607110] R10: fffffffffffffbc5 R11: 0000000000000246 R12: 0000000000000001

 7309 02:04:44.868807  # [   55.621578] R13: 0000000000000001 R14: 0000000000020000 R15: 0000000000020000

 7310 02:04:44.873151  # [   55.636094] irq event stamp: 0

 7311 02:04:44.881143  # [   55.645996] hardirqs last  enabled at (0): [<0000000000000000>] 0x0

 7312 02:04:44.890622  # [   55.659527] hardirqs last disabled at (0): [<ffffffff8f0fd844>] copy_process+0x664/0x1c60

 7313 02:04:44.900069  # [   55.675153] softirqs last  enabled at (0): [<ffffffff8f0fd844>] copy_process+0x664/0x1c60

 7314 02:04:44.907655  # [   55.690809] softirqs last disabled at (0): [<0000000000000000>] 0x0

 7315 02:04:44.914319  # [   55.704283] ---[ end trace 19f7a216b67dc064 ]---

 7316 02:04:44.919506  # [   55.715985] lkdtm: Saturation detected: still saturated

 7317 02:04:44.926640  # REFCOUNT_ADD_SATURATED: saw 'Saturation detected: still saturated': ok

 7318 02:04:44.931850  ok 54 selftests: lkdtm: REFCOUNT_ADD_SATURATED.sh

 7319 02:04:44.937092  # selftests: lkdtm: REFCOUNT_INC_NOT_ZERO_SATURATED.sh

 7320 02:04:44.945160  # [   55.866597] lkdtm: Performing direct entry REFCOUNT_INC_NOT_ZERO_SATURATED

 7321 02:04:44.954242  # [   55.879361] lkdtm: attempting bad refcount_inc_not_zero() from saturated

 7322 02:04:44.958405  # [   55.893359] ------------[ cut here ]------------

 7323 02:04:44.964630  # [   55.905021] refcount_t: saturated; leaking memory.

 7324 02:04:44.974994  # [   55.916907] WARNING: CPU: 1 PID: 2401 at lib/refcount.c:19 refcount_warn_saturate+0x97/0x110

 7325 02:04:45.029840  # [   55.932816] Modules linked in: fuse ip_tables cros_ec_lid_angle cros_ec_sensors cros_ec_sensors_core industrialio_triggered_buffer kfifo_buf industrialio snd_soc_da7219 uvcvideo cros_ec_sysfs cros_ec_lightbar cros_ec_sensorhub cros_ec_chardev cros_ec_debugfs videobuf2_vmalloc snd_soc_core cros_usbpd_charger videobuf2_memops cros_usbpd_logger videobuf2_v4l2 snd_compress gsmi x86_pkg_temp_thermal cros_ec_dev snd_pcm_dmaengine videobuf2_common cros_usbpd_notify regmap_i2c i2c_hid coreboot_table chromeos_pstore cros_kbd_led_backlight

 7326 02:04:45.038883  # [   55.991771] CPU: 1 PID: 2401 Comm: cat Tainted: G      D W         5.10.182-cip35 #1

 7327 02:04:45.046269  # [   56.006930] Hardware name: Google Rammus/Rammus, BIOS  09/04/2020

 7328 02:04:45.052541  # [   56.020245] RIP: 0010:refcount_warn_saturate+0x97/0x110

 7329 02:04:45.074258  # [   56.032583] Code: 01 01 e8 03 ee c0 00 0f 0b c3 cc cc cc cc 80 3d dc f1 f6 01 00 75 a8 48 c7 c7 28 3f f5 90 c6 05 cc f1 f6 01 01 e8 e0 ed c0 00 <0f> 0b c3 cc cc cc cc 80 3d b6 f1 f6 01 00 75 85 48 c7 c7 80 3f f5

 7330 02:04:45.081448  # [   56.060100] RSP: 0018:ffffb7dc82de7e38 EFLAGS: 00010282

 7331 02:04:45.089355  # [   56.072422] RAX: 0000000000000000 RBX: 00000000c0000000 RCX: 0000000000000000

 7332 02:04:45.098008  # [   56.086894] RDX: ffff9e047acac660 RSI: ffff9e047ac9bf70 RDI: ffff9e047ac9bf70

 7333 02:04:45.105824  # [   56.101372] RBP: ffffffff90ff8c80 R08: 0000000000000000 R09: 0000000000000000

 7334 02:04:45.114078  # [   56.115851] R10: 00000000ffffe000 R11: 3fffffffffffffff R12: 0000000000000020

 7335 02:04:45.123701  # [   56.130330] R13: ffffb7dc82de7f10 R14: ffffb7dc82de7f10 R15: ffff9e040400e000

 7336 02:04:45.132158  # [   56.144809] FS:  00007fae81542580(0000) GS:ffff9e047ac80000(0000) knlGS:0000000000000000

 7337 02:04:45.139350  # [   56.160356] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033

 7338 02:04:45.147732  # [   56.173281] CR2: 00007fae8134c000 CR3: 0000000106642006 CR4: 00000000003706e0

 7339 02:04:45.150113  # [   56.187760] Call Trace:

 7340 02:04:45.155239  # [   56.197000]  ? __warn+0x80/0x110

 7341 02:04:45.159637  # [   56.207107]  ? refcount_warn_saturate+0x97/0x110

 7342 02:04:45.163994  # [   56.218771]  ? report_bug+0x9e/0xc0

 7343 02:04:45.168699  # [   56.229174]  ? handle_bug+0x41/0x90

 7344 02:04:45.173118  # [   56.239573]  ? exc_invalid_op+0x14/0x70

 7345 02:04:45.178191  # [   56.250365]  ? asm_exc_invalid_op+0x12/0x20

 7346 02:04:45.184178  # [   56.261544]  ? refcount_warn_saturate+0x97/0x110

 7347 02:04:45.189612  # [   56.273204]  ? refcount_warn_saturate+0x97/0x110

 7348 02:04:45.196608  # [   56.284870]  __refcount_add_not_zero.constprop.0+0x2a/0x35

 7349 02:04:45.203060  # [   56.297506]  lkdtm_REFCOUNT_INC_NOT_ZERO_SATURATED+0x3e/0x76

 7350 02:04:45.207335  # [   56.310334]  direct_entry.cold+0x2c/0x38

 7351 02:04:45.211810  # [   56.321223]  full_proxy_write+0x53/0x80

 7352 02:04:45.216228  # [   56.332014]  vfs_write+0xe7/0x3b0

 7353 02:04:45.220921  # [   56.342221]  ksys_write+0x68/0xf0

 7354 02:04:45.224374  # [   56.352430]  do_syscall_64+0x30/0x40

 7355 02:04:45.230844  # [   56.362925]  entry_SYSCALL_64_after_hwframe+0x61/0xc6

 7356 02:04:45.235088  # [   56.375075] RIP: 0033:0x7fae81458473

 7357 02:04:45.257576  # [   56.385572] Code: 8b 15 21 2a 0e 00 f7 d8 64 89 02 48 c7 c0 ff ff ff ff eb b7 0f 1f 00 64 8b 04 25 18 00 00 00 85 c0 75 14 b8 01 00 00 00 0f 05 <48> 3d 00 f0 ff ff 77 55 c3 0f 1f 40 00 48 83 ec 28 48 89 54 24 18

 7358 02:04:45.266006  # [   56.413065] RSP: 002b:00007ffdac838578 EFLAGS: 00000246 ORIG_RAX: 0000000000000001

 7359 02:04:45.274853  # [   56.428029] RAX: ffffffffffffffda RBX: 0000000000000020 RCX: 00007fae81458473

 7360 02:04:45.282667  # [   56.442508] RDX: 0000000000000020 RSI: 00007fae8134c000 RDI: 0000000000000001

 7361 02:04:45.291287  # [   56.456988] RBP: 00007fae8134c000 R08: 00007fae8134b010 R09: 0000000000000000

 7362 02:04:45.299190  # [   56.471467] R10: fffffffffffffbc5 R11: 0000000000000246 R12: 0000000000000001

 7363 02:04:45.308102  # [   56.485947] R13: 0000000000000001 R14: 0000000000020000 R15: 0000000000020000

 7364 02:04:45.311693  # [   56.500431] irq event stamp: 0

 7365 02:04:45.319060  # [   56.510344] hardirqs last  enabled at (0): [<0000000000000000>] 0x0

 7366 02:04:45.328930  # [   56.523853] hardirqs last disabled at (0): [<ffffffff8f0fd844>] copy_process+0x664/0x1c60

 7367 02:04:45.338935  # [   56.539496] softirqs last  enabled at (0): [<ffffffff8f0fd844>] copy_process+0x664/0x1c60

 7368 02:04:45.345679  # [   56.555137] softirqs last disabled at (0): [<0000000000000000>] 0x0

 7369 02:04:45.351537  # [   56.568649] ---[ end trace 19f7a216b67dc065 ]---

 7370 02:04:45.357938  # [   56.580310] lkdtm: Saturation detected: still saturated

 7371 02:04:45.363426  # REFCOUNT_INC_NOT_ZERO_SATURATED: saw 'call trace:': ok

 7372 02:04:45.370129  ok 55 selftests: lkdtm: REFCOUNT_INC_NOT_ZERO_SATURATED.sh

 7373 02:04:45.375396  # selftests: lkdtm: REFCOUNT_ADD_NOT_ZERO_SATURATED.sh

 7374 02:04:45.383431  # [   56.720881] lkdtm: Performing direct entry REFCOUNT_ADD_NOT_ZERO_SATURATED

 7375 02:04:45.391713  # [   56.731161] lkdtm: attempting bad refcount_add_not_zero() from saturated

 7376 02:04:45.397296  # [   56.738942] ------------[ cut here ]------------

 7377 02:04:45.402644  # [   56.744399] refcount_t: saturated; leaking memory.

 7378 02:04:45.413308  # [   56.750069] WARNING: CPU: 3 PID: 2433 at lib/refcount.c:19 refcount_warn_saturate+0x97/0x110

 7379 02:04:45.467162  # [   56.759795] Modules linked in: fuse ip_tables cros_ec_lid_angle cros_ec_sensors cros_ec_sensors_core industrialio_triggered_buffer kfifo_buf industrialio snd_soc_da7219 uvcvideo cros_ec_sysfs cros_ec_lightbar cros_ec_sensorhub cros_ec_chardev cros_ec_debugfs videobuf2_vmalloc snd_soc_core cros_usbpd_charger videobuf2_memops cros_usbpd_logger videobuf2_v4l2 snd_compress gsmi x86_pkg_temp_thermal cros_ec_dev snd_pcm_dmaengine videobuf2_common cros_usbpd_notify regmap_i2c i2c_hid coreboot_table chromeos_pstore cros_kbd_led_backlight

 7380 02:04:45.476724  # [   56.818743] CPU: 3 PID: 2433 Comm: cat Tainted: G      D W         5.10.182-cip35 #1

 7381 02:04:45.483176  # [   56.827687] Hardware name: Google Rammus/Rammus, BIOS  09/04/2020

 7382 02:04:45.489629  # [   56.841007] RIP: 0010:refcount_warn_saturate+0x97/0x110

 7383 02:04:45.511868  # [   56.853347] Code: 01 01 e8 03 ee c0 00 0f 0b c3 cc cc cc cc 80 3d dc f1 f6 01 00 75 a8 48 c7 c7 28 3f f5 90 c6 05 cc f1 f6 01 01 e8 e0 ed c0 00 <0f> 0b c3 cc cc cc cc 80 3d b6 f1 f6 01 00 75 85 48 c7 c7 80 3f f5

 7384 02:04:45.518012  # [   56.874621] RSP: 0018:ffffb7dc82e5fe38 EFLAGS: 00010282

 7385 02:04:45.525992  # [   56.880747] RAX: 0000000000000000 RBX: 00000000c0000000 RCX: 0000000000000000

 7386 02:04:45.535261  # [   56.889032] RDX: ffff9e047adac660 RSI: ffff9e047ad9bf70 RDI: ffff9e047ad9bf70

 7387 02:04:45.545091  # [   56.897308] RBP: ffffffff90ff8ca0 R08: 0000000000000000 R09: 0000000000000000

 7388 02:04:45.551421  # [   56.911776] R10: 00000000ffffe000 R11: 3fffffffffffffff R12: 0000000000000020

 7389 02:04:45.560700  # [   56.920036] R13: ffffb7dc82e5ff10 R14: ffffb7dc82e5ff10 R15: ffff9e040667f000

 7390 02:04:45.570186  # [   56.928290] FS:  00007f8455cb1580(0000) GS:ffff9e047ad80000(0000) knlGS:0000000000000000

 7391 02:04:45.576736  # [   56.937620] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033

 7392 02:04:45.585844  # [   56.944328] CR2: 00007f8455abb000 CR3: 0000000101224006 CR4: 00000000003706e0

 7393 02:04:45.588128  # [   56.952582] Call Trace:

 7394 02:04:45.592466  # [   56.955607]  ? __warn+0x80/0x110

 7395 02:04:45.597441  # [   56.965707]  ? refcount_warn_saturate+0x97/0x110

 7396 02:04:45.601640  # [   56.971152]  ? report_bug+0x9e/0xc0

 7397 02:04:45.606372  # [   56.975339]  ? handle_bug+0x41/0x90

 7398 02:04:45.610769  # [   56.979524]  ? exc_invalid_op+0x14/0x70

 7399 02:04:45.616652  # [   56.984097]  ? asm_exc_invalid_op+0x12/0x20

 7400 02:04:45.621724  # [   56.989062]  ? refcount_warn_saturate+0x97/0x110

 7401 02:04:45.627797  # [   56.994534]  ? refcount_warn_saturate+0x97/0x110

 7402 02:04:45.633412  # [   56.999983]  __refcount_add_not_zero.constprop.0+0x2a/0x35

 7403 02:04:45.640586  # [   57.006400]  lkdtm_REFCOUNT_ADD_NOT_ZERO_SATURATED+0x3e/0x76

 7404 02:04:45.644588  # [   57.013013]  direct_entry.cold+0x2c/0x38

 7405 02:04:45.648762  # [   57.017694]  full_proxy_write+0x53/0x80

 7406 02:04:45.654858  # [   57.028482]  vfs_write+0xe7/0x3b0

 7407 02:04:45.658074  # [   57.032473]  ksys_write+0x68/0xf0

 7408 02:04:45.661896  # [   57.036464]  do_syscall_64+0x30/0x40

 7409 02:04:45.667856  # [   57.040746]  entry_SYSCALL_64_after_hwframe+0x61/0xc6

 7410 02:04:45.672467  # [   57.046688] RIP: 0033:0x7f8455bc7473

 7411 02:04:45.694365  # [   57.057183] Code: 8b 15 21 2a 0e 00 f7 d8 64 89 02 48 c7 c0 ff ff ff ff eb b7 0f 1f 00 64 8b 04 25 18 00 00 00 85 c0 75 14 b8 01 00 00 00 0f 05 <48> 3d 00 f0 ff ff 77 55 c3 0f 1f 40 00 48 83 ec 28 48 89 54 24 18

 7412 02:04:45.703387  # [   57.078461] RSP: 002b:00007ffcba6f67a8 EFLAGS: 00000246 ORIG_RAX: 0000000000000001

 7413 02:04:45.711626  # [   57.087211] RAX: ffffffffffffffda RBX: 0000000000000020 RCX: 00007f8455bc7473

 7414 02:04:45.720644  # [   57.095473] RDX: 0000000000000020 RSI: 00007f8455abb000 RDI: 0000000000000001

 7415 02:04:45.728411  # [   57.103738] RBP: 00007f8455abb000 R08: 00007f8455aba010 R09: 0000000000000000

 7416 02:04:45.737237  # [   57.118217] R10: fffffffffffffbc5 R11: 0000000000000246 R12: 0000000000000001

 7417 02:04:45.745539  # [   57.126481] R13: 0000000000000001 R14: 0000000000020000 R15: 0000000000020000

 7418 02:04:45.749434  # [   57.140959] irq event stamp: 0

 7419 02:04:45.757231  # [   57.144693] hardirqs last  enabled at (0): [<0000000000000000>] 0x0

 7420 02:04:45.766197  # [   57.152018] hardirqs last disabled at (0): [<ffffffff8f0fd844>] copy_process+0x664/0x1c60

 7421 02:04:45.775835  # [   57.161445] softirqs last  enabled at (0): [<ffffffff8f0fd844>] copy_process+0x664/0x1c60

 7422 02:04:45.783033  # [   57.170872] softirqs last disabled at (0): [<0000000000000000>] 0x0

 7423 02:04:45.788813  # [   57.178162] ---[ end trace 19f7a216b67dc066 ]---

 7424 02:04:45.795742  # [   57.183607] lkdtm: Saturation detected: still saturated

 7425 02:04:45.801311  # REFCOUNT_ADD_NOT_ZERO_SATURATED: saw 'call trace:': ok

 7426 02:04:45.807047  ok 56 selftests: lkdtm: REFCOUNT_ADD_NOT_ZERO_SATURATED.sh

 7427 02:04:45.813278  # selftests: lkdtm: REFCOUNT_DEC_AND_TEST_SATURATED.sh

 7428 02:04:45.822623  # [   57.319006] lkdtm: Performing direct entry REFCOUNT_DEC_AND_TEST_SATURATED

 7429 02:04:45.829661  # [   57.328519] lkdtm: attempting bad refcount_dec_and_test() from saturated

 7430 02:04:45.834733  # [   57.342518] ------------[ cut here ]------------

 7431 02:04:45.840262  # [   57.354176] refcount_t: underflow; use-after-free.

 7432 02:04:45.850503  # [   57.366061] WARNING: CPU: 1 PID: 2468 at lib/refcount.c:28 refcount_warn_saturate+0xba/0x110

 7433 02:04:45.904599  # [   57.381969] Modules linked in: fuse ip_tables cros_ec_lid_angle cros_ec_sensors cros_ec_sensors_core industrialio_triggered_buffer kfifo_buf industrialio snd_soc_da7219 uvcvideo cros_ec_sysfs cros_ec_lightbar cros_ec_sensorhub cros_ec_chardev cros_ec_debugfs videobuf2_vmalloc snd_soc_core cros_usbpd_charger videobuf2_memops cros_usbpd_logger videobuf2_v4l2 snd_compress gsmi x86_pkg_temp_thermal cros_ec_dev snd_pcm_dmaengine videobuf2_common cros_usbpd_notify regmap_i2c i2c_hid coreboot_table chromeos_pstore cros_kbd_led_backlight

 7434 02:04:45.914109  # [   57.440921] CPU: 1 PID: 2468 Comm: cat Tainted: G      D W         5.10.182-cip35 #1

 7435 02:04:45.921508  # [   57.456084] Hardware name: Google Rammus/Rammus, BIOS  09/04/2020

 7436 02:04:45.927563  # [   57.469397] RIP: 0010:refcount_warn_saturate+0xba/0x110

 7437 02:04:45.949208  # [   57.481741] Code: 01 01 e8 e0 ed c0 00 0f 0b c3 cc cc cc cc 80 3d b6 f1 f6 01 00 75 85 48 c7 c7 80 3f f5 90 c6 05 a6 f1 f6 01 01 e8 bd ed c0 00 <0f> 0b c3 cc cc cc cc 80 3d 91 f1 f6 01 00 0f 85 5e ff ff ff 48 c7

 7438 02:04:45.955593  # [   57.509231] RSP: 0018:ffffb7dc82ef7e40 EFLAGS: 00010286

 7439 02:04:45.964500  # [   57.521576] RAX: 0000000000000000 RBX: 000000000000003a RCX: 0000000000000000

 7440 02:04:45.972755  # [   57.536054] RDX: ffff9e047acac660 RSI: ffff9e047ac9bf70 RDI: ffff9e047ac9bf70

 7441 02:04:45.981791  # [   57.550532] RBP: ffffffff90ff8cc0 R08: 0000000000000000 R09: 0000000000000000

 7442 02:04:45.989602  # [   57.565013] R10: 00000000ffffe000 R11: 3fffffffffffffff R12: 0000000000000020

 7443 02:04:45.997949  # [   57.579492] R13: ffffb7dc82ef7f10 R14: ffffb7dc82ef7f10 R15: ffff9e0402ecf000

 7444 02:04:46.007858  # [   57.593973] FS:  00007f3d8e8de580(0000) GS:ffff9e047ac80000(0000) knlGS:0000000000000000

 7445 02:04:46.014780  # [   57.609517] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033

 7446 02:04:46.023109  # [   57.622443] CR2: 00007f3d8e6e8000 CR3: 00000001032d8004 CR4: 00000000003706e0

 7447 02:04:46.026644  # [   57.636923] Call Trace:

 7448 02:04:46.030206  # [   57.646163]  ? __warn+0x80/0x110

 7449 02:04:46.036117  # [   57.656270]  ? refcount_warn_saturate+0xba/0x110

 7450 02:04:46.040265  # [   57.667936]  ? report_bug+0x9e/0xc0

 7451 02:04:46.044786  # [   57.678339]  ? handle_bug+0x41/0x90

 7452 02:04:46.048710  # [   57.688737]  ? exc_invalid_op+0x14/0x70

 7453 02:04:46.053980  # [   57.699528]  ? asm_exc_invalid_op+0x12/0x20

 7454 02:04:46.059425  # [   57.710709]  ? refcount_warn_saturate+0xba/0x110

 7455 02:04:46.065867  # [   57.722373]  __refcount_sub_and_test.constprop.0+0x3c/0x50

 7456 02:04:46.072807  # [   57.735006]  lkdtm_REFCOUNT_DEC_AND_TEST_SATURATED+0x3e/0x76

 7457 02:04:46.077137  # [   57.747832]  direct_entry.cold+0x2c/0x38

 7458 02:04:46.082433  # [   57.758719]  full_proxy_write+0x53/0x80

 7459 02:04:46.086383  # [   57.769508]  vfs_write+0xe7/0x3b0

 7460 02:04:46.090528  # [   57.779714]  ksys_write+0x68/0xf0

 7461 02:04:46.094581  # [   57.789921]  do_syscall_64+0x30/0x40

 7462 02:04:46.100414  # [   57.800420]  entry_SYSCALL_64_after_hwframe+0x61/0xc6

 7463 02:04:46.105652  # [   57.812570] RIP: 0033:0x7f3d8e7f4473

 7464 02:04:46.127175  # [   57.823068] Code: 8b 15 21 2a 0e 00 f7 d8 64 89 02 48 c7 c0 ff ff ff ff eb b7 0f 1f 00 64 8b 04 25 18 00 00 00 85 c0 75 14 b8 01 00 00 00 0f 05 <48> 3d 00 f0 ff ff 77 55 c3 0f 1f 40 00 48 83 ec 28 48 89 54 24 18

 7465 02:04:46.136470  # [   57.850559] RSP: 002b:00007fffa60985f8 EFLAGS: 00000246 ORIG_RAX: 0000000000000001

 7466 02:04:46.144548  # [   57.865524] RAX: ffffffffffffffda RBX: 0000000000000020 RCX: 00007f3d8e7f4473

 7467 02:04:46.153116  # [   57.880004] RDX: 0000000000000020 RSI: 00007f3d8e6e8000 RDI: 0000000000000001

 7468 02:04:46.161701  # [   57.894482] RBP: 00007f3d8e6e8000 R08: 00007f3d8e6e7010 R09: 0000000000000000

 7469 02:04:46.170521  # [   57.908963] R10: fffffffffffffbc5 R11: 0000000000000246 R12: 0000000000000001

 7470 02:04:46.178201  # [   57.923442] R13: 0000000000000001 R14: 0000000000020000 R15: 0000000000020000

 7471 02:04:46.181922  # [   57.937927] irq event stamp: 0

 7472 02:04:46.189668  # [   57.947835] hardirqs last  enabled at (0): [<0000000000000000>] 0x0

 7473 02:04:46.201660  # [   57.961343] hardirqs last disabled at (0): [<ffffffff8f0fd844>] copy_process+0x664/0x1c60

 7474 02:04:46.208806  # [   57.976989] softirqs last  enabled at (0): [<ffffffff8f0fd844>] copy_process+0x664/0x1c60

 7475 02:04:46.216443  # [   57.992632] softirqs last disabled at (0): [<0000000000000000>] 0x0

 7476 02:04:46.221539  # [   58.006143] ---[ end trace 19f7a216b67dc067 ]---

 7477 02:04:46.227850  # [   58.017806] lkdtm: Saturation detected: still saturated

 7478 02:04:46.236344  # REFCOUNT_DEC_AND_TEST_SATURATED: saw 'Saturation detected: still saturated': ok

 7479 02:04:46.242145  ok 57 selftests: lkdtm: REFCOUNT_DEC_AND_TEST_SATURATED.sh

 7480 02:04:46.248220  # selftests: lkdtm: REFCOUNT_SUB_AND_TEST_SATURATED.sh

 7481 02:04:46.256274  # [   58.161790] lkdtm: Performing direct entry REFCOUNT_SUB_AND_TEST_SATURATED

 7482 02:04:46.264619  # [   58.174919] lkdtm: attempting bad refcount_sub_and_test() from saturated

 7483 02:04:46.270304  # [   58.182706] ------------[ cut here ]------------

 7484 02:04:46.275450  # [   58.188165] refcount_t: underflow; use-after-free.

 7485 02:04:46.285456  # [   58.193828] WARNING: CPU: 3 PID: 2503 at lib/refcount.c:28 refcount_warn_saturate+0xba/0x110

 7486 02:04:46.340615  # [   58.203560] Modules linked in: fuse ip_tables cros_ec_lid_angle cros_ec_sensors cros_ec_sensors_core industrialio_triggered_buffer kfifo_buf industrialio snd_soc_da7219 uvcvideo cros_ec_sysfs cros_ec_lightbar cros_ec_sensorhub cros_ec_chardev cros_ec_debugfs videobuf2_vmalloc snd_soc_core cros_usbpd_charger videobuf2_memops cros_usbpd_logger videobuf2_v4l2 snd_compress gsmi x86_pkg_temp_thermal cros_ec_dev snd_pcm_dmaengine videobuf2_common cros_usbpd_notify regmap_i2c i2c_hid coreboot_table chromeos_pstore cros_kbd_led_backlight

 7487 02:04:46.349327  # [   58.256341] CPU: 3 PID: 2503 Comm: cat Tainted: G      D W         5.10.182-cip35 #1

 7488 02:04:46.356294  # [   58.271494] Hardware name: Google Rammus/Rammus, BIOS  09/04/2020

 7489 02:04:46.361850  # [   58.278594] RIP: 0010:refcount_warn_saturate+0xba/0x110

 7490 02:04:46.383737  # [   58.284723] Code: 01 01 e8 e0 ed c0 00 0f 0b c3 cc cc cc cc 80 3d b6 f1 f6 01 00 75 85 48 c7 c7 80 3f f5 90 c6 05 a6 f1 f6 01 01 e8 bd ed c0 00 <0f> 0b c3 cc cc cc cc 80 3d 91 f1 f6 01 00 0f 85 5e ff ff ff 48 c7

 7491 02:04:46.390009  # [   58.306001] RSP: 0018:ffffb7dc82f6fe40 EFLAGS: 00010286

 7492 02:04:46.399315  # [   58.312152] RAX: 0000000000000000 RBX: 000000000000003b RCX: 0000000000000000

 7493 02:04:46.407735  # [   58.320413] RDX: ffff9e047adac660 RSI: ffff9e047ad9bf70 RDI: ffff9e047ad9bf70

 7494 02:04:46.415834  # [   58.328682] RBP: ffffffff90ff8ce0 R08: 0000000000000000 R09: 0000000000000000

 7495 02:04:46.423261  # [   58.336948] R10: 00000000ffffe000 R11: 3fffffffffffffff R12: 0000000000000020

 7496 02:04:46.432219  # [   58.351422] R13: ffffb7dc82f6ff10 R14: ffffb7dc82f6ff10 R15: ffff9e0405af2000

 7497 02:04:46.441235  # [   58.359686] FS:  00007f650c60a580(0000) GS:ffff9e047ad80000(0000) knlGS:0000000000000000

 7498 02:04:46.448200  # [   58.375232] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033

 7499 02:04:46.456853  # [   58.381940] CR2: 00007f650c414000 CR3: 0000000105dc2004 CR4: 00000000003706e0

 7500 02:04:46.459804  # [   58.390201] Call Trace:

 7501 02:04:46.464133  # [   58.393224]  ? __warn+0x80/0x110

 7502 02:04:46.469231  # [   58.397144]  ? refcount_warn_saturate+0xba/0x110

 7503 02:04:46.473338  # [   58.408803]  ? report_bug+0x9e/0xc0

 7504 02:04:46.477529  # [   58.412989]  ? handle_bug+0x41/0x90

 7505 02:04:46.482787  # [   58.417174]  ? exc_invalid_op+0x14/0x70

 7506 02:04:46.487098  # [   58.421747]  ? asm_exc_invalid_op+0x12/0x20

 7507 02:04:46.492571  # [   58.426725]  ? refcount_warn_saturate+0xba/0x110

 7508 02:04:46.499614  # [   58.432205]  __refcount_sub_and_test.constprop.0+0x3c/0x50

 7509 02:04:46.506003  # [   58.438622]  lkdtm_REFCOUNT_SUB_AND_TEST_SATURATED+0x3e/0x76

 7510 02:04:46.511020  # [   58.445234]  direct_entry.cold+0x2c/0x38

 7511 02:04:46.515587  # [   58.449907]  full_proxy_write+0x53/0x80

 7512 02:04:46.519686  # [   58.454480]  vfs_write+0xe7/0x3b0

 7513 02:04:46.524647  # [   58.458469]  ksys_write+0x68/0xf0

 7514 02:04:46.528233  # [   58.462460]  do_syscall_64+0x30/0x40

 7515 02:04:46.533871  # [   58.466742]  entry_SYSCALL_64_after_hwframe+0x61/0xc6

 7516 02:04:46.538474  # [   58.472676] RIP: 0033:0x7f650c520473

 7517 02:04:46.560100  # [   58.476976] Code: 8b 15 21 2a 0e 00 f7 d8 64 89 02 48 c7 c0 ff ff ff ff eb b7 0f 1f 00 64 8b 04 25 18 00 00 00 85 c0 75 14 b8 01 00 00 00 0f 05 <48> 3d 00 f0 ff ff 77 55 c3 0f 1f 40 00 48 83 ec 28 48 89 54 24 18

 7518 02:04:46.568444  # [   58.498249] RSP: 002b:00007ffceb926838 EFLAGS: 00000246 ORIG_RAX: 0000000000000001

 7519 02:04:46.577423  # [   58.506997] RAX: ffffffffffffffda RBX: 0000000000000020 RCX: 00007f650c520473

 7520 02:04:46.585730  # [   58.515260] RDX: 0000000000000020 RSI: 00007f650c414000 RDI: 0000000000000001

 7521 02:04:46.594367  # [   58.523522] RBP: 00007f650c414000 R08: 00007f650c413010 R09: 0000000000000000

 7522 02:04:46.602858  # [   58.531783] R10: fffffffffffffbc5 R11: 0000000000000246 R12: 0000000000000001

 7523 02:04:46.611207  # [   58.540046] R13: 0000000000000001 R14: 0000000000020000 R15: 0000000000020000

 7524 02:04:46.614934  # [   58.548311] irq event stamp: 0

 7525 02:04:46.623160  # [   58.552035] hardirqs last  enabled at (0): [<0000000000000000>] 0x0

 7526 02:04:46.632219  # [   58.565548] hardirqs last disabled at (0): [<ffffffff8f0fd844>] copy_process+0x664/0x1c60

 7527 02:04:46.642091  # [   58.581195] softirqs last  enabled at (0): [<ffffffff8f0fd844>] copy_process+0x664/0x1c60

 7528 02:04:46.649272  # [   58.596837] softirqs last disabled at (0): [<0000000000000000>] 0x0

 7529 02:04:46.654568  # [   58.604130] ---[ end trace 19f7a216b67dc068 ]---

 7530 02:04:46.661090  # [   58.609577] lkdtm: Saturation detected: still saturated

 7531 02:04:46.669886  # REFCOUNT_SUB_AND_TEST_SATURATED: saw 'Saturation detected: still saturated': ok

 7532 02:04:46.675660  ok 58 selftests: lkdtm: REFCOUNT_SUB_AND_TEST_SATURATED.sh

 7533 02:04:46.679485  # selftests: lkdtm: REFCOUNT_TIMING.sh

 7534 02:04:46.684232  # Skipping REFCOUNT_TIMING: timing only

 7535 02:04:46.688861  ok 59 selftests: lkdtm: REFCOUNT_TIMING.sh # SKIP

 7536 02:04:46.692207  # selftests: lkdtm: ATOMIC_TIMING.sh

 7537 02:04:46.696652  # Skipping ATOMIC_TIMING: timing only

 7538 02:04:46.701529  ok 60 selftests: lkdtm: ATOMIC_TIMING.sh # SKIP

 7539 02:04:46.706447  # selftests: lkdtm: USERCOPY_HEAP_SIZE_TO.sh

 7540 02:04:46.713664  # [   58.799392] lkdtm: Performing direct entry USERCOPY_HEAP_SIZE_TO

 7541 02:04:46.720895  # [   58.809242] lkdtm: attempting good copy_to_user of correct size

 7542 02:04:46.727754  # [   58.816166] lkdtm: attempting bad copy_to_user of too large size

 7543 02:04:46.733799  # USERCOPY_HEAP_SIZE_TO: missing 'call trace:': [FAIL]

 7544 02:04:46.739195  not ok 61 selftests: lkdtm: USERCOPY_HEAP_SIZE_TO.sh # exit=1

 7545 02:04:46.743911  # selftests: lkdtm: USERCOPY_HEAP_SIZE_FROM.sh

 7546 02:04:46.746064  # Killed

 7547 02:04:46.752454  # [   58.961740] lkdtm: Performing direct entry USERCOPY_HEAP_SIZE_FROM

 7548 02:04:46.760565  # [   58.973425] lkdtm: attempting good copy_from_user of correct size

 7549 02:04:46.767675  # [   58.980584] lkdtm: attempting bad copy_from_user of too large size

 7550 02:04:46.775742  # [   58.993976] BUG: unable to handle page fault for address: ffff9e0405e40000

 7551 02:04:46.782028  # [   59.008138] #PF: supervisor write access in kernel mode

 7552 02:04:46.788742  # [   59.014265] #PF: error_code(0x0003) - permissions violation

 7553 02:04:46.797934  # [   59.020776] PGD 123001067 P4D 123001067 PUD 100236063 PMD 105e09063 PTE 8000000105e40061

 7554 02:04:46.802211  # [   59.030108] Oops: 0003 [#17] SMP PTI

 7555 02:04:46.812225  # [   59.034385] CPU: 2 PID: 2627 Comm: cat Tainted: G      D W         5.10.182-cip35 #1

 7556 02:04:46.818641  # [   59.043325] Hardware name: Google Rammus/Rammus, BIOS  09/04/2020

 7557 02:04:46.824662  # [   59.050423] RIP: 0010:memset_erms+0x9/0x20

 7558 02:04:46.845604  # [   59.055285] Code: 01 48 0f af c6 f3 48 ab 89 d1 f3 aa 4c 89 c8 c3 cc cc cc cc 66 66 2e 0f 1f 84 00 00 00 00 00 66 90 49 89 f9 40 88 f0 48 89 d1 <f3> aa 4c 89 c8 c3 cc cc cc cc 66 66 2e 0f 1f 84 00 00 00 00 00 66

 7559 02:04:46.851794  # [   59.076548] RSP: 0018:ffffb7dc83157df8 EFLAGS: 00010246

 7560 02:04:46.860177  # [   59.082681] RAX: 0000000000000000 RBX: 00007fed39acd010 RCX: 0000000000000010

 7561 02:04:46.868701  # [   59.090940] RDX: 0000000000000010 RSI: 0000000000000000 RDI: ffff9e0405e40000

 7562 02:04:46.878250  # [   59.099198] RBP: 00000000000003f0 R08: 0000000000000001 R09: ffff9e0405e40000

 7563 02:04:46.885816  # [   59.107458] R10: 00000000ffffe000 R11: 3fffffffffffffff R12: ffff9e0405e3fc10

 7564 02:04:46.894603  # [   59.115732] R13: 0000000000000010 R14: 00007fed39acd000 R15: 00007fed39acd010

 7565 02:04:46.903240  # [   59.123992] FS:  00007fed39a9e580(0000) GS:ffff9e047ad00000(0000) knlGS:0000000000000000

 7566 02:04:46.910526  # [   59.133321] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033

 7567 02:04:46.920165  # [   59.140026] CR2: ffff9e0405e40000 CR3: 0000000101224006 CR4: 00000000003706e0

 7568 02:04:46.922643  # [   59.148285] Call Trace:

 7569 02:04:46.926746  # [   59.151304]  ? __die_body.cold+0x1a/0x1f

 7570 02:04:46.931018  # [   59.155974]  ? no_context+0x177/0x380

 7571 02:04:46.937605  # [   59.160354]  ? exc_page_fault+0xd7/0x170

 7572 02:04:46.941253  # [   59.165022]  ? asm_exc_page_fault+0x1e/0x30

 7573 02:04:46.945910  # [   59.169975]  ? memset_erms+0x9/0x20

 7574 02:04:46.949154  # [   59.174157]  _copy_from_user+0xae/0xd0

 7575 02:04:46.955386  # [   59.178631]  do_usercopy_heap_size.cold+0x17b/0x1e8

 7576 02:04:46.961066  # [   59.184369]  direct_entry.cold+0x2c/0x38

 7577 02:04:46.965283  # [   59.189038]  full_proxy_write+0x53/0x80

 7578 02:04:46.969262  # [   59.193609]  vfs_write+0xe7/0x3b0

 7579 02:04:46.973253  # [   59.197598]  ksys_write+0x68/0xf0

 7580 02:04:46.977909  # [   59.201580]  do_syscall_64+0x30/0x40

 7581 02:04:46.983987  # [   59.205860]  entry_SYSCALL_64_after_hwframe+0x61/0xc6

 7582 02:04:46.987515  # [   59.211789] RIP: 0033:0x7fed399b4473

 7583 02:04:47.009835  # [   59.216067] Code: 8b 15 21 2a 0e 00 f7 d8 64 89 02 48 c7 c0 ff ff ff ff eb b7 0f 1f 00 64 8b 04 25 18 00 00 00 85 c0 75 14 b8 01 00 00 00 0f 05 <48> 3d 00 f0 ff ff 77 55 c3 0f 1f 40 00 48 83 ec 28 48 89 54 24 18

 7584 02:04:47.019848  # [   59.237338] RSP: 002b:00007fffd76b2f68 EFLAGS: 00000246 ORIG_RAX: 0000000000000001

 7585 02:04:47.026697  # [   59.246084] RAX: ffffffffffffffda RBX: 0000000000000018 RCX: 00007fed399b4473

 7586 02:04:47.035871  # [   59.254344] RDX: 0000000000000018 RSI: 00007fed398a8000 RDI: 0000000000000001

 7587 02:04:47.045285  # [   59.262604] RBP: 00007fed398a8000 R08: 00007fed398a7010 R09: 0000000000000000

 7588 02:04:47.052492  # [   59.270861] R10: fffffffffffffbc5 R11: 0000000000000246 R12: 0000000000000001

 7589 02:04:47.060776  # [   59.279121] R13: 0000000000000001 R14: 0000000000020000 R15: 0000000000020000

 7590 02:04:47.116290  # [   59.287385] Modules linked in: fuse ip_tables cros_ec_lid_angle cros_ec_sensors cros_ec_sensors_core industrialio_triggered_buffer kfifo_buf industrialio snd_soc_da7219 uvcvideo cros_ec_sysfs cros_ec_lightbar cros_ec_sensorhub cros_ec_chardev cros_ec_debugfs videobuf2_vmalloc snd_soc_core cros_usbpd_charger videobuf2_memops cros_usbpd_logger videobuf2_v4l2 snd_compress gsmi x86_pkg_temp_thermal cros_ec_dev snd_pcm_dmaengine videobuf2_common cros_usbpd_notify regmap_i2c i2c_hid coreboot_table chromeos_pstore cros_kbd_led_backlight

 7591 02:04:47.119667  # [   59.346372] CR2: ffff9e0405e40000

 7592 02:04:47.125536  # [   59.350360] ---[ end trace 19f7a216b67dc069 ]---

 7593 02:04:47.131065  # [   59.355806] RIP: 0010:lkdtm_BUG+0x5/0x10

 7594 02:04:47.152055  # [   59.360473] Code: 89 ff e8 3e e6 79 ff 48 c7 c0 ea ff ff ff eb de 48 c7 c0 ea ff ff ff c3 cc cc cc cc 48 c7 c0 f4 ff ff ff eb c9 0f 1f 44 00 00 <0f> 0b 66 0f 1f 84 00 00 00 00 00 0f 1f 44 00 00 83 05 50 56 e9 02

 7595 02:04:47.158715  # [   59.381743] RSP: 0018:ffffb7dc812e7e60 EFLAGS: 00010282

 7596 02:04:47.166988  # [   59.387867] RAX: ffffffff8fb79540 RBX: 0000000000000001 RCX: 0000000000000000

 7597 02:04:47.175490  # [   59.396127] RDX: 0000000000000000 RSI: ffff9e047ad1bf70 RDI: ffffffff90b7e850

 7598 02:04:47.184753  # [   59.404387] RBP: ffffffff9105d410 R08: 0000000000000001 R09: 0000000000000001

 7599 02:04:47.192736  # [   59.412646] R10: 00000000ffffe000 R11: 3fffffffffffffff R12: 0000000000000004

 7600 02:04:47.201224  # [   59.420907] R13: ffffb7dc812e7f10 R14: ffffb7dc812e7f10 R15: ffff9e0402af6000

 7601 02:04:47.210542  # [   59.429165] FS:  00007fed39a9e580(0000) GS:ffff9e047ad00000(0000) knlGS:0000000000000000

 7602 02:04:47.217484  # [   59.438491] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033

 7603 02:04:47.226531  # [   59.445197] CR2: ffff9e0405e40000 CR3: 0000000101224006 CR4: 00000000003706e0

 7604 02:04:47.236316  # [   59.453459] BUG: sleeping function called from invalid context at include/linux/percpu-rwsem.h:49

 7605 02:04:47.245716  # [   59.463652] in_atomic(): 0, irqs_disabled(): 1, non_block: 0, pid: 2627, name: cat

 7606 02:04:47.249734  # [   59.472397] INFO: lockdep is turned off.

 7607 02:04:47.253350  # [   59.477064] irq event stamp: 0

 7608 02:04:47.261337  # [   59.480758] hardirqs last  enabled at (0): [<0000000000000000>] 0x0

 7609 02:04:47.270958  # [   59.488047] hardirqs last disabled at (0): [<ffffffff8f0fd844>] copy_process+0x664/0x1c60

 7610 02:04:47.280243  # [   59.497471] softirqs last  enabled at (0): [<ffffffff8f0fd844>] copy_process+0x664/0x1c60

 7611 02:04:47.287968  # [   59.506896] softirqs last disabled at (0): [<0000000000000000>] 0x0

 7612 02:04:47.298256  # [   59.514176] CPU: 2 PID: 2627 Comm: cat Tainted: G      D W         5.10.182-cip35 #1

 7613 02:04:47.304270  # [   59.523115] Hardware name: Google Rammus/Rammus, BIOS  09/04/2020

 7614 02:04:47.307664  # [   59.530209] Call Trace:

 7615 02:04:47.311120  # [   59.533228]  dump_stack+0x77/0x9b

 7616 02:04:47.315988  # [   59.537217]  ___might_sleep.cold+0xa6/0xb6

 7617 02:04:47.320021  # [   59.542080]  exit_signals+0x1c/0x300

 7618 02:04:47.324025  # [   59.546351]  do_exit+0xc2/0xab0

 7619 02:04:47.328434  # [   59.550136]  ? ksys_write+0x68/0xf0

 7620 02:04:47.333086  # [   59.554319]  make_task_dead+0x2f/0x30

 7621 02:04:47.339301  # [   59.558695]  rewind_stack_and_make_dead+0x17/0x20

 7622 02:04:47.342696  # [   59.564229] RIP: 0033:0x7fed399b4473

 7623 02:04:47.364552  # [   59.568498] Code: 8b 15 21 2a 0e 00 f7 d8 64 89 02 48 c7 c0 ff ff ff ff eb b7 0f 1f 00 64 8b 04 25 18 00 00 00 85 c0 75 14 b8 01 00 00 00 0f 05 <48> 3d 00 f0 ff ff 77 55 c3 0f 1f 40 00 48 83 ec 28 48 89 54 24 18

 7624 02:04:47.374056  # [   59.589771] RSP: 002b:00007fffd76b2f68 EFLAGS: 00000246 ORIG_RAX: 0000000000000001

 7625 02:04:47.381996  # [   59.598516] RAX: ffffffffffffffda RBX: 0000000000000018 RCX: 00007fed399b4473

 7626 02:04:47.390745  # [   59.606776] RDX: 0000000000000018 RSI: 00007fed398a8000 RDI: 0000000000000001

 7627 02:04:47.399673  # [   59.615035] RBP: 00007fed398a8000 R08: 00007fed398a7010 R09: 0000000000000000

 7628 02:04:47.407059  # [   59.623294] R10: fffffffffffffbc5 R11: 0000000000000246 R12: 0000000000000001

 7629 02:04:47.415849  # [   59.631555] R13: 0000000000000001 R14: 0000000000020000 R15: 0000000000020000

 7630 02:04:47.420974  # USERCOPY_HEAP_SIZE_FROM: saw 'call trace:': ok

 7631 02:04:47.427056  ok 62 selftests: lkdtm: USERCOPY_HEAP_SIZE_FROM.sh

 7632 02:04:47.432893  # selftests: lkdtm: USERCOPY_HEAP_WHITELIST_TO.sh

 7633 02:04:47.440638  # [   59.807733] lkdtm: Performing direct entry USERCOPY_HEAP_WHITELIST_TO

 7634 02:04:47.446135  # [   59.821396] lkdtm: attempting good copy_to_user inside whitelist

 7635 02:04:47.453324  # [   59.828423] lkdtm: attempting bad copy_to_user outside whitelist

 7636 02:04:47.459209  # USERCOPY_HEAP_WHITELIST_TO: missing 'call trace:': [FAIL]

 7637 02:04:47.466758  not ok 63 selftests: lkdtm: USERCOPY_HEAP_WHITELIST_TO.sh # exit=1

 7638 02:04:47.472259  # selftests: lkdtm: USERCOPY_HEAP_WHITELIST_FROM.sh

 7639 02:04:47.479235  # [   59.980848] lkdtm: Performing direct entry USERCOPY_HEAP_WHITELIST_FROM

 7640 02:04:47.487687  # [   59.992440] lkdtm: attempting good copy_from_user inside whitelist

 7641 02:04:47.497335  # [   60.005856] lkdtm: attempting bad copy_from_user outside whitelist

 7642 02:04:47.502262  # USERCOPY_HEAP_WHITELIST_FROM: missing 'call trace:': [FAIL]

 7643 02:04:47.508458  not ok 64 selftests: lkdtm: USERCOPY_HEAP_WHITELIST_FROM.sh # exit=1

 7644 02:04:47.512995  # selftests: lkdtm: USERCOPY_STACK_FRAME_TO.sh

 7645 02:04:47.520623  # [   60.183435] lkdtm: Performing direct entry USERCOPY_STACK_FRAME_TO

 7646 02:04:47.527111  # [   60.194394] lkdtm: good_stack: ffffb7dc832dfe20-ffffb7dc832dfe40

 7647 02:04:47.534553  # [   60.207637] lkdtm: bad_stack : ffffb7dc832dfda8-ffffb7dc832dfdc8

 7648 02:04:47.541148  # [   60.220861] lkdtm: attempting good copy_to_user of local stack

 7649 02:04:47.548163  # [   60.233851] lkdtm: attempting bad copy_to_user of distant stack

 7650 02:04:47.554936  # USERCOPY_STACK_FRAME_TO: missing 'call trace:': [FAIL]

 7651 02:04:47.560659  not ok 65 selftests: lkdtm: USERCOPY_STACK_FRAME_TO.sh # exit=1

 7652 02:04:47.565564  # selftests: lkdtm: USERCOPY_STACK_FRAME_FROM.sh

 7653 02:04:47.574570  # [   60.391531] lkdtm: Performing direct entry USERCOPY_STACK_FRAME_FROM

 7654 02:04:47.580576  # [   60.403548] lkdtm: good_stack: ffffb7dc8337fe20-ffffb7dc8337fe40

 7655 02:04:47.587368  # [   60.410562] lkdtm: bad_stack : ffffb7dc8337fda8-ffffb7dc8337fdc8

 7656 02:04:47.594723  # [   60.423780] lkdtm: attempting good copy_from_user of local stack

 7657 02:04:47.602444  # [   60.436992] lkdtm: attempting bad copy_from_user of distant stack

 7658 02:04:47.608919  # USERCOPY_STACK_FRAME_FROM: missing 'call trace:': [FAIL]

 7659 02:04:47.614682  not ok 66 selftests: lkdtm: USERCOPY_STACK_FRAME_FROM.sh # exit=1

 7660 02:04:47.620638  # selftests: lkdtm: USERCOPY_STACK_BEYOND.sh

 7661 02:04:47.626648  # [   60.563403] lkdtm: Performing direct entry USERCOPY_STACK_BEYOND

 7662 02:04:47.633189  # [   60.575429] lkdtm: good_stack: ffffb7dc83407e20-ffffb7dc83407e40

 7663 02:04:47.640903  # [   60.588668] lkdtm: bad_stack : ffffb7dc83407ff8-ffffb7dc83408018

 7664 02:04:47.648295  # [   60.601897] lkdtm: attempting good copy_to_user of local stack

 7665 02:04:47.655128  # [   60.614908] lkdtm: attempting bad copy_to_user of distant stack

 7666 02:04:47.661306  # [   60.628044] lkdtm: copy_to_user failed, but lacked Oops

 7667 02:04:47.666445  # USERCOPY_STACK_BEYOND: missing 'call trace:': [FAIL]

 7668 02:04:47.673235  not ok 67 selftests: lkdtm: USERCOPY_STACK_BEYOND.sh # exit=1

 7669 02:04:47.676793  # selftests: lkdtm: USERCOPY_KERNEL.sh

 7670 02:04:47.683512  # [   60.773259] lkdtm: Performing direct entry USERCOPY_KERNEL

 7671 02:04:47.693219  # [   60.783553] lkdtm: attempting good copy_to_user from kernel rodata: ffffffff90b7ecf0

 7672 02:04:47.702289  # [   60.798735] lkdtm: attempting bad copy_to_user from kernel text: ffffffff8f2e1300

 7673 02:04:47.707618  # [   60.813575] lkdtm: FAIL: survived bad copy_to_user()

 7674 02:04:47.713013  # USERCOPY_KERNEL: missing 'call trace:': [FAIL]

 7675 02:04:47.718487  not ok 68 selftests: lkdtm: USERCOPY_KERNEL.sh # exit=1

 7676 02:04:47.722899  # selftests: lkdtm: STACKLEAK_ERASING.sh

 7677 02:04:47.729865  # [   60.959383] lkdtm: Performing direct entry STACKLEAK_ERASING

 7678 02:04:47.738073  # [   60.968990] lkdtm: checking unused part of the thread stack (15928 bytes)...

 7679 02:04:47.746851  # [   60.983392] lkdtm: FAIL: the erased part is not found (checked 15928 bytes)

 7680 02:04:47.754214  # [   60.997672] lkdtm: FAIL: the thread stack is NOT properly erased

 7681 02:04:47.763197  # [   61.010899] CPU: 0 PID: 2869 Comm: cat Tainted: G      D W         5.10.182-cip35 #1

 7682 02:04:47.769411  # [   61.026033] Hardware name: Google Rammus/Rammus, BIOS  09/04/2020

 7683 02:04:47.772554  # [   61.033126] Call Trace:

 7684 02:04:47.777465  # [   61.036147]  dump_stack+0x77/0x9b

 7685 02:04:47.782014  # [   61.040132]  lkdtm_STACKLEAK_ERASING+0x116/0x144

 7686 02:04:47.786776  # [   61.045568]  direct_entry.cold+0x2c/0x38

 7687 02:04:47.791822  # [   61.050238]  full_proxy_write+0x53/0x80

 7688 02:04:47.795417  # [   61.054816]  vfs_write+0xe7/0x3b0

 7689 02:04:47.799696  # [   61.058805]  ksys_write+0x68/0xf0

 7690 02:04:47.803508  # [   61.062785]  do_syscall_64+0x30/0x40

 7691 02:04:47.810228  # [   61.067069]  entry_SYSCALL_64_after_hwframe+0x61/0xc6

 7692 02:04:47.813714  # [   61.072999] RIP: 0033:0x7ff250153473

 7693 02:04:47.834745  # [   61.077279] Code: 8b 15 21 2a 0e 00 f7 d8 64 89 02 48 c7 c0 ff ff ff ff eb b7 0f 1f 00 64 8b 04 25 18 00 00 00 85 c0 75 14 b8 01 00 00 00 0f 05 <48> 3d 00 f0 ff ff 77 55 c3 0f 1f 40 00 48 83 ec 28 48 89 54 24 18

 7694 02:04:47.843302  # [   61.098550] RSP: 002b:00007ffda51f1508 EFLAGS: 00000246 ORIG_RAX: 0000000000000001

 7695 02:04:47.851188  # [   61.107286] RAX: ffffffffffffffda RBX: 0000000000000012 RCX: 00007ff250153473

 7696 02:04:47.859777  # [   61.115545] RDX: 0000000000000012 RSI: 00007ff250047000 RDI: 0000000000000001

 7697 02:04:47.867537  # [   61.123805] RBP: 00007ff250047000 R08: 00007ff250046010 R09: 0000000000000000

 7698 02:04:47.875612  # [   61.132065] R10: fffffffffffffbc5 R11: 0000000000000246 R12: 0000000000000001

 7699 02:04:47.884293  # [   61.140324] R13: 0000000000000001 R14: 0000000000020000 R15: 0000000000020000

 7700 02:04:47.893469  # STACKLEAK_ERASING: missing 'OK: the rest of the thread stack is properly erased': [FAIL]

 7701 02:04:47.899290  not ok 69 selftests: lkdtm: STACKLEAK_ERASING.sh # exit=1

 7702 02:04:47.902834  # selftests: lkdtm: CFI_FORWARD_PROTO.sh

 7703 02:04:47.909294  # [   61.323710] lkdtm: Performing direct entry CFI_FORWARD_PROTO

 7704 02:04:47.914337  # [   61.335476] lkdtm: Calling matched prototype ...

 7705 02:04:47.920237  # [   61.340942] lkdtm: Calling mismatched prototype ...

 7706 02:04:47.927524  # [   61.352894] lkdtm: Fail: survived mismatched prototype function call!

 7707 02:04:47.932209  # CFI_FORWARD_PROTO: missing 'call trace:': [FAIL]

 7708 02:04:47.938456  not ok 70 selftests: lkdtm: CFI_FORWARD_PROTO.sh # exit=1

 7709 02:04:48.402883  lkdtm_PANIC_sh skip

 7710 02:04:48.404289  lkdtm_BUG_sh pass

 7711 02:04:48.406439  lkdtm_WARNING_sh pass

 7712 02:04:48.409767  lkdtm_WARNING_MESSAGE_sh pass

 7713 02:04:48.412366  lkdtm_EXCEPTION_sh pass

 7714 02:04:48.413526  lkdtm_LOOP_sh skip

 7715 02:04:48.416826  lkdtm_EXHAUST_STACK_sh skip

 7716 02:04:48.419059  lkdtm_CORRUPT_STACK_sh skip

 7717 02:04:48.422753  lkdtm_CORRUPT_STACK_STRONG_sh skip

 7718 02:04:48.425853  lkdtm_CORRUPT_LIST_ADD_sh fail

 7719 02:04:48.428837  lkdtm_CORRUPT_LIST_DEL_sh fail

 7720 02:04:48.433765  lkdtm_STACK_GUARD_PAGE_LEADING_sh pass

 7721 02:04:48.437757  lkdtm_STACK_GUARD_PAGE_TRAILING_sh pass

 7722 02:04:48.439696  lkdtm_UNSET_SMEP_sh pass

 7723 02:04:48.442358  lkdtm_DOUBLE_FAULT_sh skip

 7724 02:04:48.444657  lkdtm_CORRUPT_PAC_sh skip

 7725 02:04:48.449192  lkdtm_UNALIGNED_LOAD_STORE_WRITE_sh skip

 7726 02:04:48.452287  lkdtm_OVERWRITE_ALLOCATION_sh skip

 7727 02:04:48.455269  lkdtm_WRITE_AFTER_FREE_sh skip

 7728 02:04:48.458174  lkdtm_READ_AFTER_FREE_sh fail

 7729 02:04:48.461638  lkdtm_WRITE_BUDDY_AFTER_FREE_sh skip

 7730 02:04:48.465677  lkdtm_READ_BUDDY_AFTER_FREE_sh fail

 7731 02:04:48.468978  lkdtm_SLAB_FREE_DOUBLE_sh fail

 7732 02:04:48.471511  lkdtm_SLAB_FREE_CROSS_sh fail

 7733 02:04:48.474428  lkdtm_SLAB_FREE_PAGE_sh fail

 7734 02:04:48.477146  lkdtm_SOFTLOCKUP_sh skip

 7735 02:04:48.479797  lkdtm_HARDLOCKUP_sh skip

 7736 02:04:48.481910  lkdtm_SPINLOCKUP_sh skip

 7737 02:04:48.484319  lkdtm_HUNG_TASK_sh skip

 7738 02:04:48.486970  lkdtm_EXEC_DATA_sh pass

 7739 02:04:48.489638  lkdtm_EXEC_STACK_sh pass

 7740 02:04:48.492708  lkdtm_EXEC_KMALLOC_sh pass

 7741 02:04:48.495444  lkdtm_EXEC_VMALLOC_sh pass

 7742 02:04:48.497510  lkdtm_EXEC_RODATA_sh pass

 7743 02:04:48.500316  lkdtm_EXEC_USERSPACE_sh pass

 7744 02:04:48.503881  lkdtm_EXEC_NULL_sh pass

 7745 02:04:48.505740  lkdtm_ACCESS_USERSPACE_sh pass

 7746 02:04:48.508613  lkdtm_ACCESS_NULL_sh pass

 7747 02:04:48.510814  lkdtm_WRITE_RO_sh pass

 7748 02:04:48.513771  lkdtm_WRITE_RO_AFTER_INIT_sh pass

 7749 02:04:48.518300  lkdtm_WRITE_KERN_sh pass

 7750 02:04:48.520307  lkdtm_REFCOUNT_INC_OVERFLOW_sh pass

 7751 02:04:48.524006  lkdtm_REFCOUNT_ADD_OVERFLOW_sh pass

 7752 02:04:48.528220  lkdtm_REFCOUNT_INC_NOT_ZERO_OVERFLOW_sh pass

 7753 02:04:48.533806  lkdtm_REFCOUNT_ADD_NOT_ZERO_OVERFLOW_sh pass

 7754 02:04:48.535891  lkdtm_REFCOUNT_DEC_ZERO_sh pass

 7755 02:04:48.539643  lkdtm_REFCOUNT_DEC_NEGATIVE_sh pass

 7756 02:04:48.544479  lkdtm_REFCOUNT_DEC_AND_TEST_NEGATIVE_sh pass

 7757 02:04:48.548699  lkdtm_REFCOUNT_SUB_AND_TEST_NEGATIVE_sh pass

 7758 02:04:48.552174  lkdtm_REFCOUNT_INC_ZERO_sh pass

 7759 02:04:48.554936  lkdtm_REFCOUNT_ADD_ZERO_sh pass

 7760 02:04:48.558914  lkdtm_REFCOUNT_INC_SATURATED_sh pass

 7761 02:04:48.562472  lkdtm_REFCOUNT_DEC_SATURATED_sh pass

 7762 02:04:48.565732  lkdtm_REFCOUNT_ADD_SATURATED_sh pass

 7763 02:04:48.570673  lkdtm_REFCOUNT_INC_NOT_ZERO_SATURATED_sh pass

 7764 02:04:48.574821  lkdtm_REFCOUNT_ADD_NOT_ZERO_SATURATED_sh pass

 7765 02:04:48.580833  lkdtm_REFCOUNT_DEC_AND_TEST_SATURATED_sh pass

 7766 02:04:48.584734  lkdtm_REFCOUNT_SUB_AND_TEST_SATURATED_sh pass

 7767 02:04:48.587147  lkdtm_REFCOUNT_TIMING_sh skip

 7768 02:04:48.589883  lkdtm_ATOMIC_TIMING_sh skip

 7769 02:04:48.593491  lkdtm_USERCOPY_HEAP_SIZE_TO_sh fail

 7770 02:04:48.597537  lkdtm_USERCOPY_HEAP_SIZE_FROM_sh pass

 7771 02:04:48.601982  lkdtm_USERCOPY_HEAP_WHITELIST_TO_sh fail

 7772 02:04:48.606096  lkdtm_USERCOPY_HEAP_WHITELIST_FROM_sh fail

 7773 02:04:48.609648  lkdtm_USERCOPY_STACK_FRAME_TO_sh fail

 7774 02:04:48.613692  lkdtm_USERCOPY_STACK_FRAME_FROM_sh fail

 7775 02:04:48.617126  lkdtm_USERCOPY_STACK_BEYOND_sh fail

 7776 02:04:48.620633  lkdtm_USERCOPY_KERNEL_sh fail

 7777 02:04:48.623067  lkdtm_STACKLEAK_ERASING_sh fail

 7778 02:04:48.626530  lkdtm_CFI_FORWARD_PROTO_sh fail

 7779 02:04:48.631414  + ../../utils/send-to-lava.sh ./output/result.txt

 7780 02:04:48.637599  <LAVA_SIGNAL_TESTCASE TEST_CASE_ID=lkdtm_PANIC_sh RESULT=skip>

 7781 02:04:48.638588  Received signal: <TESTCASE> TEST_CASE_ID=lkdtm_PANIC_sh RESULT=skip
 7783 02:04:48.644034  <LAVA_SIGNAL_TESTCASE TEST_CASE_ID=lkdtm_BUG_sh RESULT=pass>

 7784 02:04:48.644286  Received signal: <TESTCASE> TEST_CASE_ID=lkdtm_BUG_sh RESULT=pass
 7786 02:04:48.649976  Received signal: <TESTCASE> TEST_CASE_ID=lkdtm_WARNING_sh RESULT=pass
 7788 02:04:48.650468  <LAVA_SIGNAL_TESTCASE TEST_CASE_ID=lkdtm_WARNING_sh RESULT=pass>

 7789 02:04:48.657318  <LAVA_SIGNAL_TESTCASE TEST_CASE_ID=lkdtm_WARNING_MESSAGE_sh RESULT=pass>

 7790 02:04:48.657569  Received signal: <TESTCASE> TEST_CASE_ID=lkdtm_WARNING_MESSAGE_sh RESULT=pass
 7792 02:04:48.664505  <LAVA_SIGNAL_TESTCASE TEST_CASE_ID=lkdtm_EXCEPTION_sh RESULT=pass>

 7793 02:04:48.664763  Received signal: <TESTCASE> TEST_CASE_ID=lkdtm_EXCEPTION_sh RESULT=pass
 7795 02:04:48.670367  <LAVA_SIGNAL_TESTCASE TEST_CASE_ID=lkdtm_LOOP_sh RESULT=skip>

 7796 02:04:48.670617  Received signal: <TESTCASE> TEST_CASE_ID=lkdtm_LOOP_sh RESULT=skip
 7798 02:04:48.676935  <LAVA_SIGNAL_TESTCASE TEST_CASE_ID=lkdtm_EXHAUST_STACK_sh RESULT=skip>

 7799 02:04:48.677216  Received signal: <TESTCASE> TEST_CASE_ID=lkdtm_EXHAUST_STACK_sh RESULT=skip
 7801 02:04:48.683712  <LAVA_SIGNAL_TESTCASE TEST_CASE_ID=lkdtm_CORRUPT_STACK_sh RESULT=skip>

 7802 02:04:48.683965  Received signal: <TESTCASE> TEST_CASE_ID=lkdtm_CORRUPT_STACK_sh RESULT=skip
 7804 02:04:48.705047  Received signal: <TESTCASE> TEST_CASE_ID=lkdtm_CORRUPT_STACK_STRONG_sh RESULT=skip
 7806 02:04:48.705929  <LAVA_SIGNAL_TESTCASE TEST_CASE_ID=lkdtm_CORRUPT_STACK_STRONG_sh RESULT=skip>

 7807 02:04:48.737486  <LAVA_SIGNAL_TESTCASE TEST_CASE_ID=lkdtm_CORRUPT_LIST_ADD_sh RESULT=fail>

 7808 02:04:48.737747  Received signal: <TESTCASE> TEST_CASE_ID=lkdtm_CORRUPT_LIST_ADD_sh RESULT=fail
 7810 02:04:48.778820  <LAVA_SIGNAL_TESTCASE TEST_CASE_ID=lkdtm_CORRUPT_LIST_DEL_sh RESULT=fail>

 7811 02:04:48.779114  Received signal: <TESTCASE> TEST_CASE_ID=lkdtm_CORRUPT_LIST_DEL_sh RESULT=fail
 7813 02:04:48.819408  <LAVA_SIGNAL_TESTCASE TEST_CASE_ID=lkdtm_STACK_GUARD_PAGE_LEADING_sh RESULT=pass>

 7814 02:04:48.819666  Received signal: <TESTCASE> TEST_CASE_ID=lkdtm_STACK_GUARD_PAGE_LEADING_sh RESULT=pass
 7816 02:04:48.857139  <LAVA_SIGNAL_TESTCASE TEST_CASE_ID=lkdtm_STACK_GUARD_PAGE_TRAILING_sh RESULT=pass>

 7817 02:04:48.857403  Received signal: <TESTCASE> TEST_CASE_ID=lkdtm_STACK_GUARD_PAGE_TRAILING_sh RESULT=pass
 7819 02:04:48.892602  Received signal: <TESTCASE> TEST_CASE_ID=lkdtm_UNSET_SMEP_sh RESULT=pass
 7821 02:04:48.893079  <LAVA_SIGNAL_TESTCASE TEST_CASE_ID=lkdtm_UNSET_SMEP_sh RESULT=pass>

 7822 02:04:48.938002  <LAVA_SIGNAL_TESTCASE TEST_CASE_ID=lkdtm_DOUBLE_FAULT_sh RESULT=skip>

 7823 02:04:48.938281  Received signal: <TESTCASE> TEST_CASE_ID=lkdtm_DOUBLE_FAULT_sh RESULT=skip
 7825 02:04:48.980255  <LAVA_SIGNAL_TESTCASE TEST_CASE_ID=lkdtm_CORRUPT_PAC_sh RESULT=skip>

 7826 02:04:48.980552  Received signal: <TESTCASE> TEST_CASE_ID=lkdtm_CORRUPT_PAC_sh RESULT=skip
 7828 02:04:49.022837  <LAVA_SIGNAL_TESTCASE TEST_CASE_ID=lkdtm_UNALIGNED_LOAD_STORE_WRITE_sh RESULT=skip>

 7829 02:04:49.023162  Received signal: <TESTCASE> TEST_CASE_ID=lkdtm_UNALIGNED_LOAD_STORE_WRITE_sh RESULT=skip
 7831 02:04:49.064330  <LAVA_SIGNAL_TESTCASE TEST_CASE_ID=lkdtm_OVERWRITE_ALLOCATION_sh RESULT=skip>

 7832 02:04:49.064594  Received signal: <TESTCASE> TEST_CASE_ID=lkdtm_OVERWRITE_ALLOCATION_sh RESULT=skip
 7834 02:04:49.109440  <LAVA_SIGNAL_TESTCASE TEST_CASE_ID=lkdtm_WRITE_AFTER_FREE_sh RESULT=skip>

 7835 02:04:49.109707  Received signal: <TESTCASE> TEST_CASE_ID=lkdtm_WRITE_AFTER_FREE_sh RESULT=skip
 7837 02:04:49.148978  <LAVA_SIGNAL_TESTCASE TEST_CASE_ID=lkdtm_READ_AFTER_FREE_sh RESULT=fail>

 7838 02:04:49.149240  Received signal: <TESTCASE> TEST_CASE_ID=lkdtm_READ_AFTER_FREE_sh RESULT=fail
 7840 02:04:49.186146  <LAVA_SIGNAL_TESTCASE TEST_CASE_ID=lkdtm_WRITE_BUDDY_AFTER_FREE_sh RESULT=skip>

 7841 02:04:49.186405  Received signal: <TESTCASE> TEST_CASE_ID=lkdtm_WRITE_BUDDY_AFTER_FREE_sh RESULT=skip
 7843 02:04:49.223530  <LAVA_SIGNAL_TESTCASE TEST_CASE_ID=lkdtm_READ_BUDDY_AFTER_FREE_sh RESULT=fail>

 7844 02:04:49.223795  Received signal: <TESTCASE> TEST_CASE_ID=lkdtm_READ_BUDDY_AFTER_FREE_sh RESULT=fail
 7846 02:04:49.261268  <LAVA_SIGNAL_TESTCASE TEST_CASE_ID=lkdtm_SLAB_FREE_DOUBLE_sh RESULT=fail>

 7847 02:04:49.261527  Received signal: <TESTCASE> TEST_CASE_ID=lkdtm_SLAB_FREE_DOUBLE_sh RESULT=fail
 7849 02:04:49.302340  <LAVA_SIGNAL_TESTCASE TEST_CASE_ID=lkdtm_SLAB_FREE_CROSS_sh RESULT=fail>

 7850 02:04:49.302603  Received signal: <TESTCASE> TEST_CASE_ID=lkdtm_SLAB_FREE_CROSS_sh RESULT=fail
 7852 02:04:49.341872  <LAVA_SIGNAL_TESTCASE TEST_CASE_ID=lkdtm_SLAB_FREE_PAGE_sh RESULT=fail>

 7853 02:04:49.342136  Received signal: <TESTCASE> TEST_CASE_ID=lkdtm_SLAB_FREE_PAGE_sh RESULT=fail
 7855 02:04:49.381379  Received signal: <TESTCASE> TEST_CASE_ID=lkdtm_SOFTLOCKUP_sh RESULT=skip
 7857 02:04:49.381654  <LAVA_SIGNAL_TESTCASE TEST_CASE_ID=lkdtm_SOFTLOCKUP_sh RESULT=skip>

 7858 02:04:49.426834  <LAVA_SIGNAL_TESTCASE TEST_CASE_ID=lkdtm_HARDLOCKUP_sh RESULT=skip>

 7859 02:04:49.427194  Received signal: <TESTCASE> TEST_CASE_ID=lkdtm_HARDLOCKUP_sh RESULT=skip
 7861 02:04:49.478900  Received signal: <TESTCASE> TEST_CASE_ID=lkdtm_SPINLOCKUP_sh RESULT=skip
 7863 02:04:49.480145  <LAVA_SIGNAL_TESTCASE TEST_CASE_ID=lkdtm_SPINLOCKUP_sh RESULT=skip>

 7864 02:04:49.546557  <LAVA_SIGNAL_TESTCASE TEST_CASE_ID=lkdtm_HUNG_TASK_sh RESULT=skip>

 7865 02:04:49.547459  Received signal: <TESTCASE> TEST_CASE_ID=lkdtm_HUNG_TASK_sh RESULT=skip
 7867 02:04:49.606456  <LAVA_SIGNAL_TESTCASE TEST_CASE_ID=lkdtm_EXEC_DATA_sh RESULT=pass>

 7868 02:04:49.606742  Received signal: <TESTCASE> TEST_CASE_ID=lkdtm_EXEC_DATA_sh RESULT=pass
 7870 02:04:49.641999  <LAVA_SIGNAL_TESTCASE TEST_CASE_ID=lkdtm_EXEC_STACK_sh RESULT=pass>

 7871 02:04:49.642412  Received signal: <TESTCASE> TEST_CASE_ID=lkdtm_EXEC_STACK_sh RESULT=pass
 7873 02:04:49.687990  <LAVA_SIGNAL_TESTCASE TEST_CASE_ID=lkdtm_EXEC_KMALLOC_sh RESULT=pass>

 7874 02:04:49.688405  Received signal: <TESTCASE> TEST_CASE_ID=lkdtm_EXEC_KMALLOC_sh RESULT=pass
 7876 02:04:49.741566  Received signal: <TESTCASE> TEST_CASE_ID=lkdtm_EXEC_VMALLOC_sh RESULT=pass
 7878 02:04:49.742909  <LAVA_SIGNAL_TESTCASE TEST_CASE_ID=lkdtm_EXEC_VMALLOC_sh RESULT=pass>

 7879 02:04:49.807640  <LAVA_SIGNAL_TESTCASE TEST_CASE_ID=lkdtm_EXEC_RODATA_sh RESULT=pass>

 7880 02:04:49.808428  Received signal: <TESTCASE> TEST_CASE_ID=lkdtm_EXEC_RODATA_sh RESULT=pass
 7882 02:04:49.873330  <LAVA_SIGNAL_TESTCASE TEST_CASE_ID=lkdtm_EXEC_USERSPACE_sh RESULT=pass>

 7883 02:04:49.874244  Received signal: <TESTCASE> TEST_CASE_ID=lkdtm_EXEC_USERSPACE_sh RESULT=pass
 7885 02:04:49.933449  <LAVA_SIGNAL_TESTCASE TEST_CASE_ID=lkdtm_EXEC_NULL_sh RESULT=pass>

 7886 02:04:49.934195  Received signal: <TESTCASE> TEST_CASE_ID=lkdtm_EXEC_NULL_sh RESULT=pass
 7888 02:04:50.007117  <LAVA_SIGNAL_TESTCASE TEST_CASE_ID=lkdtm_ACCESS_USERSPACE_sh RESULT=pass>

 7889 02:04:50.007821  Received signal: <TESTCASE> TEST_CASE_ID=lkdtm_ACCESS_USERSPACE_sh RESULT=pass
 7891 02:04:50.086835  <LAVA_SIGNAL_TESTCASE TEST_CASE_ID=lkdtm_ACCESS_NULL_sh RESULT=pass>

 7892 02:04:50.087599  Received signal: <TESTCASE> TEST_CASE_ID=lkdtm_ACCESS_NULL_sh RESULT=pass
 7894 02:04:50.168907  <LAVA_SIGNAL_TESTCASE TEST_CASE_ID=lkdtm_WRITE_RO_sh RESULT=pass>

 7895 02:04:50.169751  Received signal: <TESTCASE> TEST_CASE_ID=lkdtm_WRITE_RO_sh RESULT=pass
 7897 02:04:50.252228  <LAVA_SIGNAL_TESTCASE TEST_CASE_ID=lkdtm_WRITE_RO_AFTER_INIT_sh RESULT=pass>

 7898 02:04:50.253120  Received signal: <TESTCASE> TEST_CASE_ID=lkdtm_WRITE_RO_AFTER_INIT_sh RESULT=pass
 7900 02:04:50.314231  <LAVA_SIGNAL_TESTCASE TEST_CASE_ID=lkdtm_WRITE_KERN_sh RESULT=pass>

 7901 02:04:50.315002  Received signal: <TESTCASE> TEST_CASE_ID=lkdtm_WRITE_KERN_sh RESULT=pass
 7903 02:04:50.393165  <LAVA_SIGNAL_TESTCASE TEST_CASE_ID=lkdtm_REFCOUNT_INC_OVERFLOW_sh RESULT=pass>

 7904 02:04:50.393980  Received signal: <TESTCASE> TEST_CASE_ID=lkdtm_REFCOUNT_INC_OVERFLOW_sh RESULT=pass
 7906 02:04:50.465544  <LAVA_SIGNAL_TESTCASE TEST_CASE_ID=lkdtm_REFCOUNT_ADD_OVERFLOW_sh RESULT=pass>

 7907 02:04:50.466265  Received signal: <TESTCASE> TEST_CASE_ID=lkdtm_REFCOUNT_ADD_OVERFLOW_sh RESULT=pass
 7909 02:04:50.545023  <LAVA_SIGNAL_TESTCASE TEST_CASE_ID=lkdtm_REFCOUNT_INC_NOT_ZERO_OVERFLOW_sh RESULT=pass>

 7910 02:04:50.545877  Received signal: <TESTCASE> TEST_CASE_ID=lkdtm_REFCOUNT_INC_NOT_ZERO_OVERFLOW_sh RESULT=pass
 7912 02:04:50.626009  Received signal: <TESTCASE> TEST_CASE_ID=lkdtm_REFCOUNT_ADD_NOT_ZERO_OVERFLOW_sh RESULT=pass
 7914 02:04:50.627564  <LAVA_SIGNAL_TESTCASE TEST_CASE_ID=lkdtm_REFCOUNT_ADD_NOT_ZERO_OVERFLOW_sh RESULT=pass>

 7915 02:04:50.697675  <LAVA_SIGNAL_TESTCASE TEST_CASE_ID=lkdtm_REFCOUNT_DEC_ZERO_sh RESULT=pass>

 7916 02:04:50.698481  Received signal: <TESTCASE> TEST_CASE_ID=lkdtm_REFCOUNT_DEC_ZERO_sh RESULT=pass
 7918 02:04:50.771484  Received signal: <TESTCASE> TEST_CASE_ID=lkdtm_REFCOUNT_DEC_NEGATIVE_sh RESULT=pass
 7920 02:04:50.772944  <LAVA_SIGNAL_TESTCASE TEST_CASE_ID=lkdtm_REFCOUNT_DEC_NEGATIVE_sh RESULT=pass>

 7921 02:04:50.843703  <LAVA_SIGNAL_TESTCASE TEST_CASE_ID=lkdtm_REFCOUNT_DEC_AND_TEST_NEGATIVE_sh RESULT=pass>

 7922 02:04:50.844558  Received signal: <TESTCASE> TEST_CASE_ID=lkdtm_REFCOUNT_DEC_AND_TEST_NEGATIVE_sh RESULT=pass
 7924 02:04:50.913019  <LAVA_SIGNAL_TESTCASE TEST_CASE_ID=lkdtm_REFCOUNT_SUB_AND_TEST_NEGATIVE_sh RESULT=pass>

 7925 02:04:50.913798  Received signal: <TESTCASE> TEST_CASE_ID=lkdtm_REFCOUNT_SUB_AND_TEST_NEGATIVE_sh RESULT=pass
 7927 02:04:50.976720  Received signal: <TESTCASE> TEST_CASE_ID=lkdtm_REFCOUNT_INC_ZERO_sh RESULT=pass
 7929 02:04:50.977302  <LAVA_SIGNAL_TESTCASE TEST_CASE_ID=lkdtm_REFCOUNT_INC_ZERO_sh RESULT=pass>

 7930 02:04:51.021220  Received signal: <TESTCASE> TEST_CASE_ID=lkdtm_REFCOUNT_ADD_ZERO_sh RESULT=pass
 7932 02:04:51.021519  <LAVA_SIGNAL_TESTCASE TEST_CASE_ID=lkdtm_REFCOUNT_ADD_ZERO_sh RESULT=pass>

 7933 02:04:51.066938  Received signal: <TESTCASE> TEST_CASE_ID=lkdtm_REFCOUNT_INC_SATURATED_sh RESULT=pass
 7935 02:04:51.067243  <LAVA_SIGNAL_TESTCASE TEST_CASE_ID=lkdtm_REFCOUNT_INC_SATURATED_sh RESULT=pass>

 7936 02:04:51.110976  <LAVA_SIGNAL_TESTCASE TEST_CASE_ID=lkdtm_REFCOUNT_DEC_SATURATED_sh RESULT=pass>

 7937 02:04:51.111291  Received signal: <TESTCASE> TEST_CASE_ID=lkdtm_REFCOUNT_DEC_SATURATED_sh RESULT=pass
 7939 02:04:51.151950  <LAVA_SIGNAL_TESTCASE TEST_CASE_ID=lkdtm_REFCOUNT_ADD_SATURATED_sh RESULT=pass>

 7940 02:04:51.152282  Received signal: <TESTCASE> TEST_CASE_ID=lkdtm_REFCOUNT_ADD_SATURATED_sh RESULT=pass
 7942 02:04:51.221040  Received signal: <TESTCASE> TEST_CASE_ID=lkdtm_REFCOUNT_INC_NOT_ZERO_SATURATED_sh RESULT=pass
 7944 02:04:51.222238  <LAVA_SIGNAL_TESTCASE TEST_CASE_ID=lkdtm_REFCOUNT_INC_NOT_ZERO_SATURATED_sh RESULT=pass>

 7945 02:04:51.295084  <LAVA_SIGNAL_TESTCASE TEST_CASE_ID=lkdtm_REFCOUNT_ADD_NOT_ZERO_SATURATED_sh RESULT=pass>

 7946 02:04:51.295932  Received signal: <TESTCASE> TEST_CASE_ID=lkdtm_REFCOUNT_ADD_NOT_ZERO_SATURATED_sh RESULT=pass
 7948 02:04:51.363605  <LAVA_SIGNAL_TESTCASE TEST_CASE_ID=lkdtm_REFCOUNT_DEC_AND_TEST_SATURATED_sh RESULT=pass>

 7949 02:04:51.364630  Received signal: <TESTCASE> TEST_CASE_ID=lkdtm_REFCOUNT_DEC_AND_TEST_SATURATED_sh RESULT=pass
 7951 02:04:51.421474  <LAVA_SIGNAL_TESTCASE TEST_CASE_ID=lkdtm_REFCOUNT_SUB_AND_TEST_SATURATED_sh RESULT=pass>

 7952 02:04:51.421800  Received signal: <TESTCASE> TEST_CASE_ID=lkdtm_REFCOUNT_SUB_AND_TEST_SATURATED_sh RESULT=pass
 7954 02:04:51.484346  <LAVA_SIGNAL_TESTCASE TEST_CASE_ID=lkdtm_REFCOUNT_TIMING_sh RESULT=skip>

 7955 02:04:51.485091  Received signal: <TESTCASE> TEST_CASE_ID=lkdtm_REFCOUNT_TIMING_sh RESULT=skip
 7957 02:04:51.560134  <LAVA_SIGNAL_TESTCASE TEST_CASE_ID=lkdtm_ATOMIC_TIMING_sh RESULT=skip>

 7958 02:04:51.560998  Received signal: <TESTCASE> TEST_CASE_ID=lkdtm_ATOMIC_TIMING_sh RESULT=skip
 7960 02:04:51.632736  <LAVA_SIGNAL_TESTCASE TEST_CASE_ID=lkdtm_USERCOPY_HEAP_SIZE_TO_sh RESULT=fail>

 7961 02:04:51.633567  Received signal: <TESTCASE> TEST_CASE_ID=lkdtm_USERCOPY_HEAP_SIZE_TO_sh RESULT=fail
 7963 02:04:51.704014  Received signal: <TESTCASE> TEST_CASE_ID=lkdtm_USERCOPY_HEAP_SIZE_FROM_sh RESULT=pass
 7965 02:04:51.705270  <LAVA_SIGNAL_TESTCASE TEST_CASE_ID=lkdtm_USERCOPY_HEAP_SIZE_FROM_sh RESULT=pass>

 7966 02:04:51.779070  <LAVA_SIGNAL_TESTCASE TEST_CASE_ID=lkdtm_USERCOPY_HEAP_WHITELIST_TO_sh RESULT=fail>

 7967 02:04:51.779789  Received signal: <TESTCASE> TEST_CASE_ID=lkdtm_USERCOPY_HEAP_WHITELIST_TO_sh RESULT=fail
 7969 02:04:51.856553  <LAVA_SIGNAL_TESTCASE TEST_CASE_ID=lkdtm_USERCOPY_HEAP_WHITELIST_FROM_sh RESULT=fail>

 7970 02:04:51.857332  Received signal: <TESTCASE> TEST_CASE_ID=lkdtm_USERCOPY_HEAP_WHITELIST_FROM_sh RESULT=fail
 7972 02:04:51.932542  Received signal: <TESTCASE> TEST_CASE_ID=lkdtm_USERCOPY_STACK_FRAME_TO_sh RESULT=fail
 7974 02:04:51.934101  <LAVA_SIGNAL_TESTCASE TEST_CASE_ID=lkdtm_USERCOPY_STACK_FRAME_TO_sh RESULT=fail>

 7975 02:04:52.002513  <LAVA_SIGNAL_TESTCASE TEST_CASE_ID=lkdtm_USERCOPY_STACK_FRAME_FROM_sh RESULT=fail>

 7976 02:04:52.003292  Received signal: <TESTCASE> TEST_CASE_ID=lkdtm_USERCOPY_STACK_FRAME_FROM_sh RESULT=fail
 7978 02:04:52.068786  <LAVA_SIGNAL_TESTCASE TEST_CASE_ID=lkdtm_USERCOPY_STACK_BEYOND_sh RESULT=fail>

 7979 02:04:52.069551  Received signal: <TESTCASE> TEST_CASE_ID=lkdtm_USERCOPY_STACK_BEYOND_sh RESULT=fail
 7981 02:04:52.141990  <LAVA_SIGNAL_TESTCASE TEST_CASE_ID=lkdtm_USERCOPY_KERNEL_sh RESULT=fail>

 7982 02:04:52.142784  Received signal: <TESTCASE> TEST_CASE_ID=lkdtm_USERCOPY_KERNEL_sh RESULT=fail
 7984 02:04:52.216715  <LAVA_SIGNAL_TESTCASE TEST_CASE_ID=lkdtm_STACKLEAK_ERASING_sh RESULT=fail>

 7985 02:04:52.217508  Received signal: <TESTCASE> TEST_CASE_ID=lkdtm_STACKLEAK_ERASING_sh RESULT=fail
 7987 02:04:52.282235  <LAVA_SIGNAL_TESTCASE TEST_CASE_ID=lkdtm_CFI_FORWARD_PROTO_sh RESULT=fail>

 7988 02:04:52.282947  Received signal: <TESTCASE> TEST_CASE_ID=lkdtm_CFI_FORWARD_PROTO_sh RESULT=fail
 7990 02:04:52.284052  + set +x

 7991 02:04:52.288019  Received signal: <ENDRUN> 1_kselftest-lkdtm 10716720_1.5.2.3.5
 7992 02:04:52.288478  Ending use of test pattern.
 7993 02:04:52.288852  Ending test lava.1_kselftest-lkdtm (10716720_1.5.2.3.5), duration 50.77
 7995 02:04:52.289964  <LAVA_SIGNAL_ENDRUN 1_kselftest-lkdtm 10716720_1.5.2.3.5>

 7996 02:04:52.290970  <LAVA_TEST_RUNNER EXIT>

 7997 02:04:52.291626  ok: lava_test_shell seems to have completed
 7998 02:04:52.294341  lkdtm_ACCESS_NULL_sh: pass
lkdtm_ACCESS_USERSPACE_sh: pass
lkdtm_ATOMIC_TIMING_sh: skip
lkdtm_BUG_sh: pass
lkdtm_CFI_FORWARD_PROTO_sh: fail
lkdtm_CORRUPT_LIST_ADD_sh: fail
lkdtm_CORRUPT_LIST_DEL_sh: fail
lkdtm_CORRUPT_PAC_sh: skip
lkdtm_CORRUPT_STACK_STRONG_sh: skip
lkdtm_CORRUPT_STACK_sh: skip
lkdtm_DOUBLE_FAULT_sh: skip
lkdtm_EXCEPTION_sh: pass
lkdtm_EXEC_DATA_sh: pass
lkdtm_EXEC_KMALLOC_sh: pass
lkdtm_EXEC_NULL_sh: pass
lkdtm_EXEC_RODATA_sh: pass
lkdtm_EXEC_STACK_sh: pass
lkdtm_EXEC_USERSPACE_sh: pass
lkdtm_EXEC_VMALLOC_sh: pass
lkdtm_EXHAUST_STACK_sh: skip
lkdtm_HARDLOCKUP_sh: skip
lkdtm_HUNG_TASK_sh: skip
lkdtm_LOOP_sh: skip
lkdtm_OVERWRITE_ALLOCATION_sh: skip
lkdtm_PANIC_sh: skip
lkdtm_READ_AFTER_FREE_sh: fail
lkdtm_READ_BUDDY_AFTER_FREE_sh: fail
lkdtm_REFCOUNT_ADD_NOT_ZERO_OVERFLOW_sh: pass
lkdtm_REFCOUNT_ADD_NOT_ZERO_SATURATED_sh: pass
lkdtm_REFCOUNT_ADD_OVERFLOW_sh: pass
lkdtm_REFCOUNT_ADD_SATURATED_sh: pass
lkdtm_REFCOUNT_ADD_ZERO_sh: pass
lkdtm_REFCOUNT_DEC_AND_TEST_NEGATIVE_sh: pass
lkdtm_REFCOUNT_DEC_AND_TEST_SATURATED_sh: pass
lkdtm_REFCOUNT_DEC_NEGATIVE_sh: pass
lkdtm_REFCOUNT_DEC_SATURATED_sh: pass
lkdtm_REFCOUNT_DEC_ZERO_sh: pass
lkdtm_REFCOUNT_INC_NOT_ZERO_OVERFLOW_sh: pass
lkdtm_REFCOUNT_INC_NOT_ZERO_SATURATED_sh: pass
lkdtm_REFCOUNT_INC_OVERFLOW_sh: pass
lkdtm_REFCOUNT_INC_SATURATED_sh: pass
lkdtm_REFCOUNT_INC_ZERO_sh: pass
lkdtm_REFCOUNT_SUB_AND_TEST_NEGATIVE_sh: pass
lkdtm_REFCOUNT_SUB_AND_TEST_SATURATED_sh: pass
lkdtm_REFCOUNT_TIMING_sh: skip
lkdtm_SLAB_FREE_CROSS_sh: fail
lkdtm_SLAB_FREE_DOUBLE_sh: fail
lkdtm_SLAB_FREE_PAGE_sh: fail
lkdtm_SOFTLOCKUP_sh: skip
lkdtm_SPINLOCKUP_sh: skip
lkdtm_STACKLEAK_ERASING_sh: fail
lkdtm_STACK_GUARD_PAGE_LEADING_sh: pass
lkdtm_STACK_GUARD_PAGE_TRAILING_sh: pass
lkdtm_UNALIGNED_LOAD_STORE_WRITE_sh: skip
lkdtm_UNSET_SMEP_sh: pass
lkdtm_USERCOPY_HEAP_SIZE_FROM_sh: pass
lkdtm_USERCOPY_HEAP_SIZE_TO_sh: fail
lkdtm_USERCOPY_HEAP_WHITELIST_FROM_sh: fail
lkdtm_USERCOPY_HEAP_WHITELIST_TO_sh: fail
lkdtm_USERCOPY_KERNEL_sh: fail
lkdtm_USERCOPY_STACK_BEYOND_sh: fail
lkdtm_USERCOPY_STACK_FRAME_FROM_sh: fail
lkdtm_USERCOPY_STACK_FRAME_TO_sh: fail
lkdtm_WARNING_MESSAGE_sh: pass
lkdtm_WARNING_sh: pass
lkdtm_WRITE_AFTER_FREE_sh: skip
lkdtm_WRITE_BUDDY_AFTER_FREE_sh: skip
lkdtm_WRITE_KERN_sh: pass
lkdtm_WRITE_RO_AFTER_INIT_sh: pass
lkdtm_WRITE_RO_sh: pass

 7999 02:04:52.294965  end: 3.1 lava-test-shell (duration 00:00:52) [common]
 8000 02:04:52.295400  end: 3 lava-test-retry (duration 00:00:52) [common]
 8001 02:04:52.295819  start: 4 finalize (timeout 00:07:49) [common]
 8002 02:04:52.296269  start: 4.1 power-off (timeout 00:00:30) [common]
 8003 02:04:52.297038  Calling: 'pduclient' '--daemon=localhost' '--hostname=asus-C433TA-AJ0005-rammus-cbg-4' '--port=1' '--command=off'
 8004 02:04:52.409985  >> Command sent successfully.

 8005 02:04:52.413558  Returned 0 in 0 seconds
 8006 02:04:52.514459  end: 4.1 power-off (duration 00:00:00) [common]
 8008 02:04:52.516110  start: 4.2 read-feedback (timeout 00:07:49) [common]
 8009 02:04:52.517513  Listened to connection for namespace 'common' for up to 1s
 8010 02:04:52.518491  Listened to connection for namespace 'common' for up to 1s
 8011 02:04:52.519400  Listened to connection for namespace 'common' for up to 1s
 8012 02:04:52.520726  Listened to connection for namespace 'common' for up to 1s
 8013 02:04:52.521649  Listened to connection for namespace 'common' for up to 1s
 8014 02:04:52.522554  Listened to connection for namespace 'common' for up to 1s
 8015 02:04:52.524089  Listened to connection for namespace 'common' for up to 1s
 8016 02:04:52.525741  Listened to connection for namespace 'common' for up to 1s
 8017 02:04:52.528231  Listened to connection for namespace 'common' for up to 1s
 8018 02:04:52.529924  Listened to connection for namespace 'common' for up to 1s
 8019 02:04:52.530876  Listened to connection for namespace 'common' for up to 1s
 8020 02:04:52.531764  Listened to connection for namespace 'common' for up to 1s
 8021 02:04:52.533279  Listened to connection for namespace 'common' for up to 1s
 8022 02:04:52.534292  Listened to connection for namespace 'common' for up to 1s
 8023 02:04:52.535108  Listened to connection for namespace 'common' for up to 1s
 8024 02:04:52.536812  Listened to connection for namespace 'common' for up to 1s
 8025 02:04:52.537960  Listened to connection for namespace 'common' for up to 1s
 8026 02:04:52.538998  Listened to connection for namespace 'common' for up to 1s
 8027 02:04:52.541530  Listened to connection for namespace 'common' for up to 1s
 8028 02:04:52.542406  Listened to connection for namespace 'common' for up to 1s
 8029 02:04:52.544455  Listened to connection for namespace 'common' for up to 1s
 8030 02:04:52.545372  Listened to connection for namespace 'common' for up to 1s
 8031 02:04:52.546512  Listened to connection for namespace 'common' for up to 1s
 8032 02:04:52.547376  Listened to connection for namespace 'common' for up to 1s
 8033 02:04:52.548174  Listened to connection for namespace 'common' for up to 1s
 8034 02:04:52.551022  Listened to connection for namespace 'common' for up to 1s
 8035 02:04:52.552028  Listened to connection for namespace 'common' for up to 1s
 8036 02:04:52.553285  Listened to connection for namespace 'common' for up to 1s
 8037 02:04:52.555562  Listened to connection for namespace 'common' for up to 1s
 8038 02:04:52.556811  Listened to connection for namespace 'common' for up to 1s
 8039 02:04:52.557661  Listened to connection for namespace 'common' for up to 1s
 8040 02:04:52.558403  Listened to connection for namespace 'common' for up to 1s
 8041 02:04:52.560098  Listened to connection for namespace 'common' for up to 1s
 8042 02:04:52.561507  Listened to connection for namespace 'common' for up to 1s
 8043 02:04:52.564470  Listened to connection for namespace 'common' for up to 1s
 8044 02:04:52.565460  Listened to connection for namespace 'common' for up to 1s
 8045 02:04:52.566215  Listened to connection for namespace 'common' for up to 1s
 8046 02:04:52.567005  Listened to connection for namespace 'common' for up to 1s
 8047 02:04:52.568355  Listened to connection for namespace 'common' for up to 1s
 8048 02:04:52.569197  Listened to connection for namespace 'common' for up to 1s
 8049 02:04:52.570115  Listened to connection for namespace 'common' for up to 1s
 8050 02:04:52.570934  Listened to connection for namespace 'common' for up to 1s
 8051 02:04:52.572510  Listened to connection for namespace 'common' for up to 1s
 8052 02:04:52.573359  Listened to connection for namespace 'common' for up to 1s
 8053 02:04:52.574924  Listened to connection for namespace 'common' for up to 1s
 8054 02:04:52.575878  Listened to connection for namespace 'common' for up to 1s
 8055 02:04:52.576682  Listened to connection for namespace 'common' for up to 1s
 8056 02:04:52.578057  Listened to connection for namespace 'common' for up to 1s
 8057 02:04:52.579015  Listened to connection for namespace 'common' for up to 1s
 8058 02:04:52.579877  Listened to connection for namespace 'common' for up to 1s
 8059 02:04:52.580604  Listened to connection for namespace 'common' for up to 1s
 8060 02:04:52.581406  Listened to connection for namespace 'common' for up to 1s
 8061 02:04:52.582567  Listened to connection for namespace 'common' for up to 1s
 8062 02:04:52.583392  Listened to connection for namespace 'common' for up to 1s
 8063 02:04:52.585238  Listened to connection for namespace 'common' for up to 1s
 8064 02:04:52.587028  Listened to connection for namespace 'common' for up to 1s
 8065 02:04:52.588906  Listened to connection for namespace 'common' for up to 1s
 8066 02:04:52.589841  Listened to connection for namespace 'common' for up to 1s
 8067 02:04:52.591744  Listened to connection for namespace 'common' for up to 1s
 8068 02:04:52.592817  Listened to connection for namespace 'common' for up to 1s
 8069 02:04:52.594419  Listened to connection for namespace 'common' for up to 1s
 8070 02:04:52.597047  Listened to connection for namespace 'common' for up to 1s
 8071 02:04:52.598141  Listened to connection for namespace 'common' for up to 1s
 8072 02:04:52.599030  Listened to connection for namespace 'common' for up to 1s
 8073 02:04:52.599782  Listened to connection for namespace 'common' for up to 1s
 8074 02:04:52.600553  Listened to connection for namespace 'common' for up to 1s
 8075 02:04:52.601295  Listened to connection for namespace 'common' for up to 1s
 8076 02:04:52.602011  Listened to connection for namespace 'common' for up to 1s
 8077 02:04:52.603835  Listened to connection for namespace 'common' for up to 1s
 8078 02:04:52.606618  Listened to connection for namespace 'common' for up to 1s
 8079 02:04:52.607436  Listened to connection for namespace 'common' for up to 1s
 8080 02:04:52.608743  Listened to connection for namespace 'common' for up to 1s
 8081 02:04:52.609563  Listened to connection for namespace 'common' for up to 1s
 8082 02:04:52.612351  Listened to connection for namespace 'common' for up to 1s
 8083 02:04:52.616906  Listened to connection for namespace 'common' for up to 1s
 8084 02:04:52.617824  Listened to connection for namespace 'common' for up to 1s
 8085 02:04:52.618576  Listened to connection for namespace 'common' for up to 1s
 8086 02:04:52.620682  Listened to connection for namespace 'common' for up to 1s
 8087 02:04:52.623032  Listened to connection for namespace 'common' for up to 1s
 8088 02:04:52.623869  Listened to connection for namespace 'common' for up to 1s
 8089 02:04:52.624840  Listened to connection for namespace 'common' for up to 1s
 8090 02:04:52.625624  Listened to connection for namespace 'common' for up to 1s
 8091 02:04:52.627976  Listened to connection for namespace 'common' for up to 1s
 8092 02:04:52.629700  Listened to connection for namespace 'common' for up to 1s
 8093 02:04:52.630846  Listened to connection for namespace 'common' for up to 1s
 8094 02:04:52.631765  Listened to connection for namespace 'common' for up to 1s
 8095 02:04:52.635228  Listened to connection for namespace 'common' for up to 1s
 8096 02:04:52.636116  Listened to connection for namespace 'common' for up to 1s
 8097 02:04:52.636900  Listened to connection for namespace 'common' for up to 1s
 8098 02:04:52.637660  Listened to connection for namespace 'common' for up to 1s
 8099 02:04:52.640131  Listened to connection for namespace 'common' for up to 1s
 8100 02:04:52.641235  Listened to connection for namespace 'common' for up to 1s
 8101 02:04:52.643288  Listened to connection for namespace 'common' for up to 1s
 8102 02:04:52.644104  Listened to connection for namespace 'common' for up to 1s
 8103 02:04:52.646547  Listened to connection for namespace 'common' for up to 1s
 8104 02:04:52.647391  Listened to connection for namespace 'common' for up to 1s
 8105 02:04:52.648133  Listened to connection for namespace 'common' for up to 1s
 8106 02:04:52.650215  Listened to connection for namespace 'common' for up to 1s
 8107 02:04:52.651317  Listened to connection for namespace 'common' for up to 1s
 8108 02:04:52.654455  Listened to connection for namespace 'common' for up to 1s
 8109 02:04:52.655391  Listened to connection for namespace 'common' for up to 1s
 8110 02:04:52.656137  Listened to connection for namespace 'common' for up to 1s
 8111 02:04:52.656885  Listened to connection for namespace 'common' for up to 1s
 8112 02:04:52.659677  Listened to connection for namespace 'common' for up to 1s
 8113 02:04:52.660603  Listened to connection for namespace 'common' for up to 1s
 8114 02:04:52.661352  Listened to connection for namespace 'common' for up to 1s
 8115 02:04:52.662286  Listened to connection for namespace 'common' for up to 1s
 8116 02:04:52.663957  Listened to connection for namespace 'common' for up to 1s
 8117 02:04:52.665147  Listened to connection for namespace 'common' for up to 1s
 8118 02:04:52.666954  Listened to connection for namespace 'common' for up to 1s
 8119 02:04:52.668122  Listened to connection for namespace 'common' for up to 1s
 8120 02:04:52.670297  Listened to connection for namespace 'common' for up to 1s
 8121 02:04:52.671149  Listened to connection for namespace 'common' for up to 1s
 8122 02:04:52.671907  Listened to connection for namespace 'common' for up to 1s
 8123 02:04:52.673171  Listened to connection for namespace 'common' for up to 1s
 8124 02:04:52.673993  Listened to connection for namespace 'common' for up to 1s
 8125 02:04:52.674752  Listened to connection for namespace 'common' for up to 1s
 8126 02:04:52.677026  Listened to connection for namespace 'common' for up to 1s
 8127 02:04:52.677837  Listened to connection for namespace 'common' for up to 1s
 8128 02:04:52.680250  Listened to connection for namespace 'common' for up to 1s
 8129 02:04:52.681179  Listened to connection for namespace 'common' for up to 1s
 8130 02:04:52.683289  Listened to connection for namespace 'common' for up to 1s
 8131 02:04:52.684223  Listened to connection for namespace 'common' for up to 1s
 8132 02:04:52.685033  Listened to connection for namespace 'common' for up to 1s
 8133 02:04:52.688681  Listened to connection for namespace 'common' for up to 1s
 8134 02:04:52.689618  Listened to connection for namespace 'common' for up to 1s
 8135 02:04:52.690657  Listened to connection for namespace 'common' for up to 1s
 8136 02:04:52.692953  Listened to connection for namespace 'common' for up to 1s
 8137 02:04:52.695012  Listened to connection for namespace 'common' for up to 1s
 8138 02:04:52.698565  Listened to connection for namespace 'common' for up to 1s
 8139 02:04:52.700624  Listened to connection for namespace 'common' for up to 1s
 8140 02:04:52.701468  Listened to connection for namespace 'common' for up to 1s
 8141 02:04:52.702782  Listened to connection for namespace 'common' for up to 1s
 8142 02:04:52.703616  Listened to connection for namespace 'common' for up to 1s
 8143 02:04:52.704387  Listened to connection for namespace 'common' for up to 1s
 8144 02:04:52.705366  Listened to connection for namespace 'common' for up to 1s
 8145 02:04:52.706694  Listened to connection for namespace 'common' for up to 1s
 8146 02:04:52.708030  Listened to connection for namespace 'common' for up to 1s
 8147 02:04:52.708975  Listened to connection for namespace 'common' for up to 1s
 8148 02:04:52.709755  Listened to connection for namespace 'common' for up to 1s
 8149 02:04:52.710502  Listened to connection for namespace 'common' for up to 1s
 8150 02:04:52.711243  Listened to connection for namespace 'common' for up to 1s
 8151 02:04:52.712326  Listened to connection for namespace 'common' for up to 1s
 8152 02:04:52.713206  Listened to connection for namespace 'common' for up to 1s
 8153 02:04:52.714850  Listened to connection for namespace 'common' for up to 1s
 8154 02:04:52.715753  Listened to connection for namespace 'common' for up to 1s
 8155 02:04:52.718286  Listened to connection for namespace 'common' for up to 1s
 8156 02:04:52.719145  Listened to connection for namespace 'common' for up to 1s
 8157 02:04:52.720016  Listened to connection for namespace 'common' for up to 1s
 8158 02:04:52.720937  Listened to connection for namespace 'common' for up to 1s
 8159 02:04:52.722159  Listened to connection for namespace 'common' for up to 1s
 8160 02:04:52.723553  Listened to connection for namespace 'common' for up to 1s
 8161 02:04:52.724723  Listened to connection for namespace 'common' for up to 1s
 8162 02:04:52.725527  Listened to connection for namespace 'common' for up to 1s
 8163 02:04:52.726391  Listened to connection for namespace 'common' for up to 1s
 8164 02:04:52.729972  Listened to connection for namespace 'common' for up to 1s
 8165 02:04:52.730839  Listened to connection for namespace 'common' for up to 1s
 8166 02:04:52.731757  Listened to connection for namespace 'common' for up to 1s
 8167 02:04:52.732637  Listened to connection for namespace 'common' for up to 1s
 8168 02:04:52.733408  Listened to connection for namespace 'common' for up to 1s
 8169 02:04:52.734902  Listened to connection for namespace 'common' for up to 1s
 8170 02:04:52.738771  Listened to connection for namespace 'common' for up to 1s
 8171 02:04:52.739891  Listened to connection for namespace 'common' for up to 1s
 8172 02:04:52.740849  Listened to connection for namespace 'common' for up to 1s
 8173 02:04:52.743886  Listened to connection for namespace 'common' for up to 1s
 8174 02:04:52.745088  Listened to connection for namespace 'common' for up to 1s
 8175 02:04:52.746225  Listened to connection for namespace 'common' for up to 1s
 8176 02:04:52.747156  Listened to connection for namespace 'common' for up to 1s
 8177 02:04:52.748463  Listened to connection for namespace 'common' for up to 1s
 8178 02:04:52.749359  Listened to connection for namespace 'common' for up to 1s
 8179 02:04:52.751256  Listened to connection for namespace 'common' for up to 1s
 8180 02:04:52.752231  Listened to connection for namespace 'common' for up to 1s
 8181 02:04:52.753222  Listened to connection for namespace 'common' for up to 1s
 8182 02:04:52.755095  Listened to connection for namespace 'common' for up to 1s
 8183 02:04:52.756391  Listened to connection for namespace 'common' for up to 1s
 8184 02:04:52.758649  Listened to connection for namespace 'common' for up to 1s
 8185 02:04:52.761245  Listened to connection for namespace 'common' for up to 1s
 8186 02:04:52.762097  Listened to connection for namespace 'common' for up to 1s
 8187 02:04:52.764845  Listened to connection for namespace 'common' for up to 1s
 8188 02:04:52.765946  Listened to connection for namespace 'common' for up to 1s
 8189 02:04:52.766818  Listened to connection for namespace 'common' for up to 1s
 8190 02:04:52.767811  Listened to connection for namespace 'common' for up to 1s
 8191 02:04:52.770218  Listened to connection for namespace 'common' for up to 1s
 8192 02:04:52.771115  Listened to connection for namespace 'common' for up to 1s
 8193 02:04:52.772624  Listened to connection for namespace 'common' for up to 1s
 8194 02:04:52.773575  Listened to connection for namespace 'common' for up to 1s
 8195 02:04:52.775222  Listened to connection for namespace 'common' for up to 1s
 8196 02:04:52.776364  Listened to connection for namespace 'common' for up to 1s
 8197 02:04:52.777692  Listened to connection for namespace 'common' for up to 1s
 8198 02:04:52.781107  Listened to connection for namespace 'common' for up to 1s
 8199 02:04:52.784180  Listened to connection for namespace 'common' for up to 1s
 8200 02:04:52.785292  Listened to connection for namespace 'common' for up to 1s
 8201 02:04:52.787276  Listened to connection for namespace 'common' for up to 1s
 8202 02:04:52.788256  Listened to connection for namespace 'common' for up to 1s
 8203 02:04:52.789300  Listened to connection for namespace 'common' for up to 1s
 8204 02:04:52.790080  Listened to connection for namespace 'common' for up to 1s
 8205 02:04:52.791122  Listened to connection for namespace 'common' for up to 1s
 8206 02:04:52.792444  Listened to connection for namespace 'common' for up to 1s
 8207 02:04:52.793487  Listened to connection for namespace 'common' for up to 1s
 8208 02:04:52.794409  Listened to connection for namespace 'common' for up to 1s
 8209 02:04:52.795335  Listened to connection for namespace 'common' for up to 1s
 8210 02:04:52.796170  Listened to connection for namespace 'common' for up to 1s
 8211 02:04:52.798866  Listened to connection for namespace 'common' for up to 1s
 8212 02:04:52.799607  Listened to connection for namespace 'common' for up to 1s
 8213 02:04:52.801519  Listened to connection for namespace 'common' for up to 1s
 8214 02:04:52.802165  Listened to connection for namespace 'common' for up to 1s
 8215 02:04:52.804443  Listened to connection for namespace 'common' for up to 1s
 8216 02:04:52.805311  Listened to connection for namespace 'common' for up to 1s
 8217 02:04:52.805962  Listened to connection for namespace 'common' for up to 1s
 8218 02:04:52.806746  Listened to connection for namespace 'common' for up to 1s
 8219 02:04:52.808412  Listened to connection for namespace 'common' for up to 1s
 8220 02:04:52.809475  Listened to connection for namespace 'common' for up to 1s
 8221 02:04:52.810119  Listened to connection for namespace 'common' for up to 1s
 8222 02:04:52.811200  Listened to connection for namespace 'common' for up to 1s
 8223 02:04:52.812590  Listened to connection for namespace 'common' for up to 1s
 8224 02:04:52.818803  Listened to connection for namespace 'common' for up to 1s
 8225 02:04:52.819455  Listened to connection for namespace 'common' for up to 1s
 8226 02:04:52.820235  Listened to connection for namespace 'common' for up to 1s
 8227 02:04:52.821529  Listened to connection for namespace 'common' for up to 1s
 8228 02:04:52.822738  Listened to connection for namespace 'common' for up to 1s
 8229 02:04:52.824020  Listened to connection for namespace 'common' for up to 1s
 8230 02:04:52.824730  Listened to connection for namespace 'common' for up to 1s
 8231 02:04:52.826105  Listened to connection for namespace 'common' for up to 1s
 8232 02:04:52.827185  Listened to connection for namespace 'common' for up to 1s
 8233 02:04:52.828586  Listened to connection for namespace 'common' for up to 1s
 8234 02:04:52.829309  Listened to connection for namespace 'common' for up to 1s
 8235 02:04:52.831253  Listened to connection for namespace 'common' for up to 1s
 8236 02:04:52.831903  Listened to connection for namespace 'common' for up to 1s
 8237 02:04:52.832825  Listened to connection for namespace 'common' for up to 1s
 8238 02:04:52.833516  Listened to connection for namespace 'common' for up to 1s
 8239 02:04:52.834409  Listened to connection for namespace 'common' for up to 1s
 8240 02:04:52.835949  Listened to connection for namespace 'common' for up to 1s
 8241 02:04:52.836987  Listened to connection for namespace 'common' for up to 1s
 8242 02:04:52.838579  Listened to connection for namespace 'common' for up to 1s
 8243 02:04:52.839300  Listened to connection for namespace 'common' for up to 1s
 8244 02:04:52.842448  Listened to connection for namespace 'common' for up to 1s
 8245 02:04:52.844224  Listened to connection for namespace 'common' for up to 1s
 8246 02:04:52.846547  Listened to connection for namespace 'common' for up to 1s
 8247 02:04:52.847346  Listened to connection for namespace 'common' for up to 1s
 8248 02:04:52.848033  Listened to connection for namespace 'common' for up to 1s
 8249 02:04:52.848889  Listened to connection for namespace 'common' for up to 1s
 8250 02:04:52.849630  Listened to connection for namespace 'common' for up to 1s
 8251 02:04:52.853121  Listened to connection for namespace 'common' for up to 1s
 8252 02:04:52.854459  Listened to connection for namespace 'common' for up to 1s
 8253 02:04:52.857559  Listened to connection for namespace 'common' for up to 1s
 8254 02:04:52.858221  Listened to connection for namespace 'common' for up to 1s
 8255 02:04:52.859042  Listened to connection for namespace 'common' for up to 1s
 8256 02:04:52.859783  Listened to connection for namespace 'common' for up to 1s
 8257 02:04:52.861004  Listened to connection for namespace 'common' for up to 1s
 8258 02:04:52.861660  Listened to connection for namespace 'common' for up to 1s
 8259 02:04:52.862348  Listened to connection for namespace 'common' for up to 1s
 8260 02:04:52.862966  Listened to connection for namespace 'common' for up to 1s
 8261 02:04:52.865232  Listened to connection for namespace 'common' for up to 1s
 8262 02:04:52.866070  Listened to connection for namespace 'common' for up to 1s
 8263 02:04:52.866686  Listened to connection for namespace 'common' for up to 1s
 8264 02:04:52.868082  Listened to connection for namespace 'common' for up to 1s
 8265 02:04:52.869979  Listened to connection for namespace 'common' for up to 1s
 8266 02:04:52.871349  Listened to connection for namespace 'common' for up to 1s
 8267 02:04:52.872926  Listened to connection for namespace 'common' for up to 1s
 8268 02:04:52.873847  Listened to connection for namespace 'common' for up to 1s
 8269 02:04:52.875374  Listened to connection for namespace 'common' for up to 1s
 8270 02:04:52.876230  Listened to connection for namespace 'common' for up to 1s
 8271 02:04:52.878589  Listened to connection for namespace 'common' for up to 1s
 8272 02:04:52.880265  Listened to connection for namespace 'common' for up to 1s
 8273 02:04:52.881796  Listened to connection for namespace 'common' for up to 1s
 8274 02:04:52.882477  Listened to connection for namespace 'common' for up to 1s
 8275 02:04:52.883566  Listened to connection for namespace 'common' for up to 1s
 8276 02:04:52.884285  Listened to connection for namespace 'common' for up to 1s
 8277 02:04:52.885738  Listened to connection for namespace 'common' for up to 1s
 8278 02:04:52.888274  Listened to connection for namespace 'common' for up to 1s
 8279 02:04:52.889031  Listened to connection for namespace 'common' for up to 1s
 8280 02:04:52.890904  Listened to connection for namespace 'common' for up to 1s
 8281 02:04:52.892114  Listened to connection for namespace 'common' for up to 1s
 8282 02:04:52.894909  Listened to connection for namespace 'common' for up to 1s
 8283 02:04:52.897003  Listened to connection for namespace 'common' for up to 1s
 8284 02:04:52.897756  Listened to connection for namespace 'common' for up to 1s
 8285 02:04:52.898469  Listened to connection for namespace 'common' for up to 1s
 8286 02:04:52.899083  Listened to connection for namespace 'common' for up to 1s
 8287 02:04:52.900169  Listened to connection for namespace 'common' for up to 1s
 8288 02:04:52.900984  Listened to connection for namespace 'common' for up to 1s
 8289 02:04:52.901682  Listened to connection for namespace 'common' for up to 1s
 8290 02:04:52.904322  Listened to connection for namespace 'common' for up to 1s
 8291 02:04:52.906526  Listened to connection for namespace 'common' for up to 1s
 8292 02:04:52.907427  Listened to connection for namespace 'common' for up to 1s
 8293 02:04:52.908124  Listened to connection for namespace 'common' for up to 1s
 8294 02:04:52.911084  Listened to connection for namespace 'common' for up to 1s
 8295 02:04:52.911834  Listened to connection for namespace 'common' for up to 1s
 8296 02:04:52.912821  Listened to connection for namespace 'common' for up to 1s
 8297 02:04:52.914105  Listened to connection for namespace 'common' for up to 1s
 8298 02:04:52.914869  Listened to connection for namespace 'common' for up to 1s
 8299 02:04:52.915605  Listened to connection for namespace 'common' for up to 1s
 8300 02:04:52.916249  Listened to connection for namespace 'common' for up to 1s
 8301 02:04:52.917526  Listened to connection for namespace 'common' for up to 1s
 8302 02:04:52.920370  Listened to connection for namespace 'common' for up to 1s
 8303 02:04:52.923073  Listened to connection for namespace 'common' for up to 1s
 8304 02:04:52.930059  Listened to connection for namespace 'common' for up to 1s
 8305 02:04:52.931885  Listened to connection for namespace 'common' for up to 1s
 8306 02:04:52.932644  Listened to connection for namespace 'common' for up to 1s
 8307 02:04:52.933300  Listened to connection for namespace 'common' for up to 1s
 8308 02:04:52.934176  Listened to connection for namespace 'common' for up to 1s
 8309 02:04:52.935153  Listened to connection for namespace 'common' for up to 1s
 8310 02:04:52.936280  Listened to connection for namespace 'common' for up to 1s
 8311 02:04:52.937051  Listened to connection for namespace 'common' for up to 1s
 8312 02:04:52.938380  Listened to connection for namespace 'common' for up to 1s
 8313 02:04:52.939130  Listened to connection for namespace 'common' for up to 1s
 8314 02:04:52.940562  Listened to connection for namespace 'common' for up to 1s
 8315 02:04:52.941876  Listened to connection for namespace 'common' for up to 1s
 8316 02:04:52.942540  Listened to connection for namespace 'common' for up to 1s
 8317 02:04:52.943454  Listened to connection for namespace 'common' for up to 1s
 8318 02:04:52.944147  Listened to connection for namespace 'common' for up to 1s
 8319 02:04:52.946178  Listened to connection for namespace 'common' for up to 1s
 8320 02:04:52.946853  Listened to connection for namespace 'common' for up to 1s
 8321 02:04:52.949202  Listened to connection for namespace 'common' for up to 1s
 8322 02:04:52.949865  Listened to connection for namespace 'common' for up to 1s
 8323 02:04:52.951251  Listened to connection for namespace 'common' for up to 1s
 8324 02:04:52.953915  Listened to connection for namespace 'common' for up to 1s
 8325 02:04:52.955358  Listened to connection for namespace 'common' for up to 1s
 8326 02:04:52.956080  Listened to connection for namespace 'common' for up to 1s
 8327 02:04:52.956707  Listened to connection for namespace 'common' for up to 1s
 8328 02:04:52.957581  Listened to connection for namespace 'common' for up to 1s
 8329 02:04:52.959998  Listened to connection for namespace 'common' for up to 1s
 8330 02:04:52.960835  Listened to connection for namespace 'common' for up to 1s
 8331 02:04:52.963593  Listened to connection for namespace 'common' for up to 1s
 8332 02:04:52.964337  Listened to connection for namespace 'common' for up to 1s
 8333 02:04:52.965565  Listened to connection for namespace 'common' for up to 1s
 8334 02:04:52.966300  Listened to connection for namespace 'common' for up to 1s
 8335 02:04:52.967102  Listened to connection for namespace 'common' for up to 1s
 8336 02:04:52.968126  Listened to connection for namespace 'common' for up to 1s
 8337 02:04:52.972407  Listened to connection for namespace 'common' for up to 1s
 8338 02:04:52.973935  Listened to connection for namespace 'common' for up to 1s
 8339 02:04:52.974606  Listened to connection for namespace 'common' for up to 1s
 8340 02:04:52.976590  Listened to connection for namespace 'common' for up to 1s
 8341 02:04:52.979590  Listened to connection for namespace 'common' for up to 1s
 8342 02:04:52.980590  Listened to connection for namespace 'common' for up to 1s
 8343 02:04:52.981262  Listened to connection for namespace 'common' for up to 1s
 8344 02:04:52.981983  Listened to connection for namespace 'common' for up to 1s
 8345 02:04:52.983232  Listened to connection for namespace 'common' for up to 1s
 8346 02:04:52.985268  Listened to connection for namespace 'common' for up to 1s
 8347 02:04:52.986047  Listened to connection for namespace 'common' for up to 1s
 8348 02:04:52.987560  Listened to connection for namespace 'common' for up to 1s
 8349 02:04:52.988225  Listened to connection for namespace 'common' for up to 1s
 8350 02:04:52.989783  Listened to connection for namespace 'common' for up to 1s
 8351 02:04:52.990698  Listened to connection for namespace 'common' for up to 1s
 8352 02:04:52.991693  Listened to connection for namespace 'common' for up to 1s
 8353 02:04:52.992373  Listened to connection for namespace 'common' for up to 1s
 8354 02:04:52.993077  Listened to connection for namespace 'common' for up to 1s
 8355 02:04:52.994877  Listened to connection for namespace 'common' for up to 1s
 8356 02:04:52.995539  Listened to connection for namespace 'common' for up to 1s
 8357 02:04:52.996219  Listened to connection for namespace 'common' for up to 1s
 8358 02:04:52.996914  Listened to connection for namespace 'common' for up to 1s
 8359 02:04:52.997525  Listened to connection for namespace 'common' for up to 1s
 8360 02:04:52.998221  Listened to connection for namespace 'common' for up to 1s
 8361 02:04:52.999131  Listened to connection for namespace 'common' for up to 1s
 8362 02:04:52.999795  Listened to connection for namespace 'common' for up to 1s
 8363 02:04:53.001053  Listened to connection for namespace 'common' for up to 1s
 8364 02:04:53.045127  Listened to connection for namespace 'common' for up to 1s
 8365 02:04:53.051427  Listened to connection for namespace 'common' for up to 1s
 8366 02:04:53.056224  Listened to connection for namespace 'common' for up to 1s
 8367 02:04:53.061268  Listened to connection for namespace 'common' for up to 1s
 8368 02:04:53.066907  Listened to connection for namespace 'common' for up to 1s
 8369 02:04:53.071618  Listened to connection for namespace 'common' for up to 1s
 8370 02:04:53.077024  Listened to connection for namespace 'common' for up to 1s
 8371 02:04:53.082541  Listened to connection for namespace 'common' for up to 1s
 8372 02:04:53.087724  Listened to connection for namespace 'common' for up to 1s
 8373 02:04:53.092825  Listened to connection for namespace 'common' for up to 1s
 8374 02:04:53.098368  Listened to connection for namespace 'common' for up to 1s
 8375 02:04:53.103443  Listened to connection for namespace 'common' for up to 1s
 8376 02:04:53.109064  Listened to connection for namespace 'common' for up to 1s
 8377 02:04:53.114501  Listened to connection for namespace 'common' for up to 1s
 8378 02:04:53.119751  Listened to connection for namespace 'common' for up to 1s
 8379 02:04:53.125142  Listened to connection for namespace 'common' for up to 1s
 8380 02:04:53.129959  Listened to connection for namespace 'common' for up to 1s
 8381 02:04:53.135861  Listened to connection for namespace 'common' for up to 1s
 8382 02:04:53.140703  Listened to connection for namespace 'common' for up to 1s
 8383 02:04:53.145795  Listened to connection for namespace 'common' for up to 1s
 8384 02:04:53.150954  Listened to connection for namespace 'common' for up to 1s
 8385 02:04:53.156503  Listened to connection for namespace 'common' for up to 1s
 8386 02:04:53.162018  Listened to connection for namespace 'common' for up to 1s
 8387 02:04:53.167288  Listened to connection for namespace 'common' for up to 1s
 8388 02:04:53.172730  Listened to connection for namespace 'common' for up to 1s
 8389 02:04:53.177426  Listened to connection for namespace 'common' for up to 1s
 8390 02:04:53.182625  Listened to connection for namespace 'common' for up to 1s
 8391 02:04:53.188659  Listened to connection for namespace 'common' for up to 1s
 8392 02:04:53.193896  Listened to connection for namespace 'common' for up to 1s
 8393 02:04:53.199104  Listened to connection for namespace 'common' for up to 1s
 8394 02:04:53.204933  Listened to connection for namespace 'common' for up to 1s
 8395 02:04:53.209532  Listened to connection for namespace 'common' for up to 1s
 8396 02:04:53.214956  Listened to connection for namespace 'common' for up to 1s
 8397 02:04:53.219945  Listened to connection for namespace 'common' for up to 1s
 8398 02:04:53.225720  Listened to connection for namespace 'common' for up to 1s
 8399 02:04:53.231083  Listened to connection for namespace 'common' for up to 1s
 8400 02:04:53.235983  Listened to connection for namespace 'common' for up to 1s
 8401 02:04:53.241418  Listened to connection for namespace 'common' for up to 1s
 8402 02:04:53.246422  Listened to connection for namespace 'common' for up to 1s
 8403 02:04:53.251889  Listened to connection for namespace 'common' for up to 1s
 8404 02:04:53.257402  Listened to connection for namespace 'common' for up to 1s
 8405 02:04:53.262842  Listened to connection for namespace 'common' for up to 1s
 8406 02:04:53.267902  Listened to connection for namespace 'common' for up to 1s
 8407 02:04:53.273396  Listened to connection for namespace 'common' for up to 1s
 8408 02:04:53.279108  Listened to connection for namespace 'common' for up to 1s
 8409 02:04:53.283514  Listened to connection for namespace 'common' for up to 1s
 8410 02:04:53.289339  Listened to connection for namespace 'common' for up to 1s
 8411 02:04:53.294495  Listened to connection for namespace 'common' for up to 1s
 8412 02:04:53.299819  Listened to connection for namespace 'common' for up to 1s
 8413 02:04:53.304744  Listened to connection for namespace 'common' for up to 1s
 8414 02:04:53.311187  Listened to connection for namespace 'common' for up to 1s
 8415 02:04:53.315885  Listened to connection for namespace 'common' for up to 1s
 8416 02:04:53.320873  Listened to connection for namespace 'common' for up to 1s
 8417 02:04:53.326129  Listened to connection for namespace 'common' for up to 1s
 8418 02:04:53.331504  Listened to connection for namespace 'common' for up to 1s
 8419 02:04:53.336883  Listened to connection for namespace 'common' for up to 1s
 8420 02:04:53.342178  Listened to connection for namespace 'common' for up to 1s
 8421 02:04:53.347505  Listened to connection for namespace 'common' for up to 1s
 8422 02:04:53.352511  Listened to connection for namespace 'common' for up to 1s
 8423 02:04:53.358277  Listened to connection for namespace 'common' for up to 1s
 8424 02:04:53.363317  Listened to connection for namespace 'common' for up to 1s
 8425 02:04:53.368344  Listened to connection for namespace 'common' for up to 1s
 8426 02:04:53.374233  Listened to connection for namespace 'common' for up to 1s
 8427 02:04:53.379441  Listened to connection for namespace 'common' for up to 1s
 8428 02:04:53.384051  Listened to connection for namespace 'common' for up to 1s
 8429 02:04:53.390149  Listened to connection for namespace 'common' for up to 1s
 8430 02:04:53.395408  Listened to connection for namespace 'common' for up to 1s
 8431 02:04:53.403543  Listened to connection for namespace 'common' for up to 1s
 8432 02:04:53.408362  Listened to connection for namespace 'common' for up to 1s
 8433 02:04:53.412657  Listened to connection for namespace 'common' for up to 1s
 8434 02:04:53.417517  Listened to connection for namespace 'common' for up to 1s
 8435 02:04:53.423798  Listened to connection for namespace 'common' for up to 1s
 8436 02:04:53.428336  Listened to connection for namespace 'common' for up to 1s
 8437 02:04:53.433631  Listened to connection for namespace 'common' for up to 1s
 8438 02:04:53.439149  Listened to connection for namespace 'common' for up to 1s
 8439 02:04:53.444244  Listened to connection for namespace 'common' for up to 1s
 8440 02:04:53.450140  Listened to connection for namespace 'common' for up to 1s
 8441 02:04:53.454958  Listened to connection for namespace 'common' for up to 1s
 8442 02:04:53.460062  Listened to connection for namespace 'common' for up to 1s
 8443 02:04:53.466246  Listened to connection for namespace 'common' for up to 1s
 8444 02:04:53.471426  Listened to connection for namespace 'common' for up to 1s
 8445 02:04:53.475922  Listened to connection for namespace 'common' for up to 1s
 8446 02:04:53.481808  Listened to connection for namespace 'common' for up to 1s
 8447 02:04:53.487344  Listened to connection for namespace 'common' for up to 1s
 8448 02:04:53.492039  Listened to connection for namespace 'common' for up to 1s
 8449 02:04:53.497639  Listened to connection for namespace 'common' for up to 1s
 8450 02:04:53.503409  Listened to connection for namespace 'common' for up to 1s
 8451 02:04:53.507819  Listened to connection for namespace 'common' for up to 1s
 8452 02:04:53.513082  Listened to connection for namespace 'common' for up to 1s
 8453 02:04:53.517063  Finalising connection for namespace 'common'
 8454 02:04:53.517739  Disconnecting from shell: Finalise
 8455 02:04:53.518255  / # 
 8456 02:04:53.620159  end: 4.2 read-feedback (duration 00:00:01) [common]
 8457 02:04:53.621010  end: 4 finalize (duration 00:00:01) [common]
 8458 02:04:53.621628  Cleaning after the job
 8459 02:04:53.622233  Cleaning up download directory: /var/lib/lava/dispatcher/tmp/10716720/tftp-deploy-xg0f82i6/ramdisk
 8460 02:04:53.629062  Cleaning up download directory: /var/lib/lava/dispatcher/tmp/10716720/tftp-deploy-xg0f82i6/kernel
 8461 02:04:53.638135  Cleaning up download directory: /var/lib/lava/dispatcher/tmp/10716720/tftp-deploy-xg0f82i6/nfsrootfs
 8462 02:04:53.730588  Cleaning up download directory: /var/lib/lava/dispatcher/tmp/10716720/tftp-deploy-xg0f82i6/modules
 8463 02:04:53.733309  Override tmp directory removed at /var/lib/lava/dispatcher/tmp/10716720
 8464 02:04:54.216454  Root tmp directory removed at /var/lib/lava/dispatcher/tmp/10716720
 8465 02:04:54.217215  Job finished correctly