Boot log: asus-C433TA-AJ0005-rammus

    1 15:53:10.319886  lava-dispatcher, installed at version: 2022.11
    2 15:53:10.320091  start: 0 validate
    3 15:53:10.320226  Start time: 2022-12-08 15:53:10.320219+00:00 (UTC)
    4 15:53:10.320354  Using caching service: 'http://localhost/cache/?uri=%s'
    5 15:53:10.320486  Validating that http://localhost/cache/?uri=http%3A%2F%2Fstorage.kernelci.org%2Fimages%2Frootfs%2Fdebian%2Fbullseye-kselftest%2F20221202.0%2Famd64%2Finitrd.cpio.gz exists
    6 15:53:10.323353  Using caching service: 'http://localhost/cache/?uri=%s'
    7 15:53:10.323486  Validating that http://localhost/cache/?uri=http%3A%2F%2Fstorage.kernelci.org%2Fcip-gitlab%2Fci-iwamatsu-linux-5.10.y-cip-rc%2Fv5.10.155-cip21-405-g26d566555c3de%2Fx86_64%2Fx86_64_defconfig%2Bx86-chromebook%2Bkselftest%2Fgcc-10%2Fkernel%2FbzImage exists
    8 15:53:10.612940  Using caching service: 'http://localhost/cache/?uri=%s'
    9 15:53:10.613567  Validating that http://localhost/cache/?uri=http%3A%2F%2Fstorage.kernelci.org%2Fimages%2Frootfs%2Fdebian%2Fbullseye-kselftest%2F20221202.0%2Famd64%2Ffull.rootfs.tar.xz exists
   10 15:53:10.619064  Using caching service: 'http://localhost/cache/?uri=%s'
   11 15:53:10.619653  Validating that http://localhost/cache/?uri=http%3A%2F%2Fstorage.kernelci.org%2Fcip-gitlab%2Fci-iwamatsu-linux-5.10.y-cip-rc%2Fv5.10.155-cip21-405-g26d566555c3de%2Fx86_64%2Fx86_64_defconfig%2Bx86-chromebook%2Bkselftest%2Fgcc-10%2Fmodules.tar.xz exists
   12 15:53:10.920473  validate duration: 0.60
   14 15:53:10.921846  start: 1 tftp-deploy (timeout 00:10:00) [common]
   15 15:53:10.922453  start: 1.1 download-retry (timeout 00:10:00) [common]
   16 15:53:10.922963  start: 1.1.1 http-download (timeout 00:10:00) [common]
   17 15:53:10.923504  Not decompressing ramdisk as can be used compressed.
   18 15:53:10.923963  downloading http://storage.kernelci.org/images/rootfs/debian/bullseye-kselftest/20221202.0/amd64/initrd.cpio.gz
   19 15:53:10.924348  saving as /var/lib/lava/dispatcher/tmp/8290345/tftp-deploy-sspp6jt6/ramdisk/initrd.cpio.gz
   20 15:53:10.924698  total size: 5431662 (5MB)
   21 15:53:10.931366  progress   0% (0MB)
   22 15:53:10.942574  progress   5% (0MB)
   23 15:53:10.946171  progress  10% (0MB)
   24 15:53:10.947649  progress  15% (0MB)
   25 15:53:10.949216  progress  20% (1MB)
   26 15:53:10.950684  progress  25% (1MB)
   27 15:53:10.952156  progress  30% (1MB)
   28 15:53:10.953747  progress  35% (1MB)
   29 15:53:10.955214  progress  40% (2MB)
   30 15:53:10.956581  progress  45% (2MB)
   31 15:53:10.957947  progress  50% (2MB)
   32 15:53:10.959501  progress  55% (2MB)
   33 15:53:10.960874  progress  60% (3MB)
   34 15:53:10.962284  progress  65% (3MB)
   35 15:53:10.964820  progress  70% (3MB)
   36 15:53:10.967280  progress  75% (3MB)
   37 15:53:10.969950  progress  80% (4MB)
   38 15:53:10.971953  progress  85% (4MB)
   39 15:53:10.975161  progress  90% (4MB)
   40 15:53:10.977152  progress  95% (4MB)
   41 15:53:10.979269  progress 100% (5MB)
   42 15:53:10.979546  5MB downloaded in 0.05s (94.44MB/s)
   43 15:53:10.979704  end: 1.1.1 http-download (duration 00:00:00) [common]
   45 15:53:10.979955  end: 1.1 download-retry (duration 00:00:00) [common]
   46 15:53:10.980044  start: 1.2 download-retry (timeout 00:10:00) [common]
   47 15:53:10.980132  start: 1.2.1 http-download (timeout 00:10:00) [common]
   48 15:53:10.980239  downloading http://storage.kernelci.org/cip-gitlab/ci-iwamatsu-linux-5.10.y-cip-rc/v5.10.155-cip21-405-g26d566555c3de/x86_64/x86_64_defconfig+x86-chromebook+kselftest/gcc-10/kernel/bzImage
   49 15:53:10.980310  saving as /var/lib/lava/dispatcher/tmp/8290345/tftp-deploy-sspp6jt6/kernel/bzImage
   50 15:53:10.980371  total size: 13922912 (13MB)
   51 15:53:10.980433  No compression specified
   52 15:53:10.982048  progress   0% (0MB)
   53 15:53:10.988021  progress   5% (0MB)
   54 15:53:10.993763  progress  10% (1MB)
   55 15:53:10.999713  progress  15% (2MB)
   56 15:53:11.006053  progress  20% (2MB)
   57 15:53:11.012770  progress  25% (3MB)
   58 15:53:11.019256  progress  30% (4MB)
   59 15:53:11.025743  progress  35% (4MB)
   60 15:53:11.031585  progress  40% (5MB)
   61 15:53:11.038497  progress  45% (6MB)
   62 15:53:11.044878  progress  50% (6MB)
   63 15:53:11.050782  progress  55% (7MB)
   64 15:53:11.057148  progress  60% (7MB)
   65 15:53:11.063962  progress  65% (8MB)
   66 15:53:11.069778  progress  70% (9MB)
   67 15:53:11.075558  progress  75% (9MB)
   68 15:53:11.081532  progress  80% (10MB)
   69 15:53:11.087686  progress  85% (11MB)
   70 15:53:11.093643  progress  90% (11MB)
   71 15:53:11.099394  progress  95% (12MB)
   72 15:53:11.105230  progress 100% (13MB)
   73 15:53:11.105516  13MB downloaded in 0.13s (106.10MB/s)
   74 15:53:11.105670  end: 1.2.1 http-download (duration 00:00:00) [common]
   76 15:53:11.105914  end: 1.2 download-retry (duration 00:00:00) [common]
   77 15:53:11.106003  start: 1.3 download-retry (timeout 00:10:00) [common]
   78 15:53:11.106091  start: 1.3.1 http-download (timeout 00:10:00) [common]
   79 15:53:11.106196  downloading http://storage.kernelci.org/images/rootfs/debian/bullseye-kselftest/20221202.0/amd64/full.rootfs.tar.xz
   80 15:53:11.106272  saving as /var/lib/lava/dispatcher/tmp/8290345/tftp-deploy-sspp6jt6/nfsrootfs/full.rootfs.tar
   81 15:53:11.106335  total size: 207194804 (197MB)
   82 15:53:11.106397  Using unxz to decompress xz
   83 15:53:11.111741  progress   0% (0MB)
   84 15:53:11.676678  progress   5% (9MB)
   85 15:53:12.226325  progress  10% (19MB)
   86 15:53:12.827337  progress  15% (29MB)
   87 15:53:13.203143  progress  20% (39MB)
   88 15:53:13.564416  progress  25% (49MB)
   89 15:53:14.155072  progress  30% (59MB)
   90 15:53:14.704478  progress  35% (69MB)
   91 15:53:15.301465  progress  40% (79MB)
   92 15:53:15.859240  progress  45% (88MB)
   93 15:53:16.437914  progress  50% (98MB)
   94 15:53:17.065013  progress  55% (108MB)
   95 15:53:17.752133  progress  60% (118MB)
   96 15:53:17.899891  progress  65% (128MB)
   97 15:53:18.054982  progress  70% (138MB)
   98 15:53:18.149415  progress  75% (148MB)
   99 15:53:18.223900  progress  80% (158MB)
  100 15:53:18.293070  progress  85% (167MB)
  101 15:53:18.397268  progress  90% (177MB)
  102 15:53:18.670182  progress  95% (187MB)
  103 15:53:19.266358  progress 100% (197MB)
  104 15:53:19.271234  197MB downloaded in 8.16s (24.20MB/s)
  105 15:53:19.271508  end: 1.3.1 http-download (duration 00:00:08) [common]
  107 15:53:19.271796  end: 1.3 download-retry (duration 00:00:08) [common]
  108 15:53:19.271902  start: 1.4 download-retry (timeout 00:09:52) [common]
  109 15:53:19.272011  start: 1.4.1 http-download (timeout 00:09:52) [common]
  110 15:53:19.272139  downloading http://storage.kernelci.org/cip-gitlab/ci-iwamatsu-linux-5.10.y-cip-rc/v5.10.155-cip21-405-g26d566555c3de/x86_64/x86_64_defconfig+x86-chromebook+kselftest/gcc-10/modules.tar.xz
  111 15:53:19.272216  saving as /var/lib/lava/dispatcher/tmp/8290345/tftp-deploy-sspp6jt6/modules/modules.tar
  112 15:53:19.272280  total size: 2146812 (2MB)
  113 15:53:19.272357  Using unxz to decompress xz
  114 15:53:19.277386  progress   1% (0MB)
  115 15:53:19.279453  progress   6% (0MB)
  116 15:53:19.287585  progress  12% (0MB)
  117 15:53:19.295122  progress  18% (0MB)
  118 15:53:19.301719  progress  24% (0MB)
  119 15:53:19.307682  progress  29% (0MB)
  120 15:53:19.316121  progress  35% (0MB)
  121 15:53:19.326427  progress  41% (0MB)
  122 15:53:19.332836  progress  47% (0MB)
  123 15:53:19.339306  progress  53% (1MB)
  124 15:53:19.344988  progress  58% (1MB)
  125 15:53:19.354413  progress  64% (1MB)
  126 15:53:19.362686  progress  70% (1MB)
  127 15:53:19.372195  progress  76% (1MB)
  128 15:53:19.379883  progress  82% (1MB)
  129 15:53:19.385604  progress  87% (1MB)
  130 15:53:19.393575  progress  93% (1MB)
  131 15:53:19.401214  progress  99% (2MB)
  132 15:53:19.408341  2MB downloaded in 0.14s (15.05MB/s)
  133 15:53:19.408601  end: 1.4.1 http-download (duration 00:00:00) [common]
  135 15:53:19.408897  end: 1.4 download-retry (duration 00:00:00) [common]
  136 15:53:19.409011  start: 1.5 prepare-tftp-overlay (timeout 00:09:52) [common]
  137 15:53:19.409129  start: 1.5.1 extract-nfsrootfs (timeout 00:09:52) [common]
  138 15:53:21.411012  Extracted nfsroot to /var/lib/lava/dispatcher/tmp/8290345/extract-nfsrootfs-jjgtgu3i
  139 15:53:21.411207  end: 1.5.1 extract-nfsrootfs (duration 00:00:02) [common]
  140 15:53:21.411315  start: 1.5.2 lava-overlay (timeout 00:09:50) [common]
  141 15:53:21.411453  [common] Preparing overlay tarball in /var/lib/lava/dispatcher/tmp/8290345/lava-overlay-vbq95gi1
  142 15:53:21.411552  makedir: /var/lib/lava/dispatcher/tmp/8290345/lava-overlay-vbq95gi1/lava-8290345/bin
  143 15:53:21.411634  makedir: /var/lib/lava/dispatcher/tmp/8290345/lava-overlay-vbq95gi1/lava-8290345/tests
  144 15:53:21.411713  makedir: /var/lib/lava/dispatcher/tmp/8290345/lava-overlay-vbq95gi1/lava-8290345/results
  145 15:53:21.411809  Creating /var/lib/lava/dispatcher/tmp/8290345/lava-overlay-vbq95gi1/lava-8290345/bin/lava-add-keys
  146 15:53:21.411940  Creating /var/lib/lava/dispatcher/tmp/8290345/lava-overlay-vbq95gi1/lava-8290345/bin/lava-add-sources
  147 15:53:21.412052  Creating /var/lib/lava/dispatcher/tmp/8290345/lava-overlay-vbq95gi1/lava-8290345/bin/lava-background-process-start
  148 15:53:21.412163  Creating /var/lib/lava/dispatcher/tmp/8290345/lava-overlay-vbq95gi1/lava-8290345/bin/lava-background-process-stop
  149 15:53:21.412272  Creating /var/lib/lava/dispatcher/tmp/8290345/lava-overlay-vbq95gi1/lava-8290345/bin/lava-common-functions
  150 15:53:21.412379  Creating /var/lib/lava/dispatcher/tmp/8290345/lava-overlay-vbq95gi1/lava-8290345/bin/lava-echo-ipv4
  151 15:53:21.412486  Creating /var/lib/lava/dispatcher/tmp/8290345/lava-overlay-vbq95gi1/lava-8290345/bin/lava-install-packages
  152 15:53:21.412591  Creating /var/lib/lava/dispatcher/tmp/8290345/lava-overlay-vbq95gi1/lava-8290345/bin/lava-installed-packages
  153 15:53:21.412697  Creating /var/lib/lava/dispatcher/tmp/8290345/lava-overlay-vbq95gi1/lava-8290345/bin/lava-os-build
  154 15:53:21.412804  Creating /var/lib/lava/dispatcher/tmp/8290345/lava-overlay-vbq95gi1/lava-8290345/bin/lava-probe-channel
  155 15:53:21.412910  Creating /var/lib/lava/dispatcher/tmp/8290345/lava-overlay-vbq95gi1/lava-8290345/bin/lava-probe-ip
  156 15:53:21.413016  Creating /var/lib/lava/dispatcher/tmp/8290345/lava-overlay-vbq95gi1/lava-8290345/bin/lava-target-ip
  157 15:53:21.413159  Creating /var/lib/lava/dispatcher/tmp/8290345/lava-overlay-vbq95gi1/lava-8290345/bin/lava-target-mac
  158 15:53:21.413272  Creating /var/lib/lava/dispatcher/tmp/8290345/lava-overlay-vbq95gi1/lava-8290345/bin/lava-target-storage
  159 15:53:21.413386  Creating /var/lib/lava/dispatcher/tmp/8290345/lava-overlay-vbq95gi1/lava-8290345/bin/lava-test-case
  160 15:53:21.413496  Creating /var/lib/lava/dispatcher/tmp/8290345/lava-overlay-vbq95gi1/lava-8290345/bin/lava-test-event
  161 15:53:21.413602  Creating /var/lib/lava/dispatcher/tmp/8290345/lava-overlay-vbq95gi1/lava-8290345/bin/lava-test-feedback
  162 15:53:21.413707  Creating /var/lib/lava/dispatcher/tmp/8290345/lava-overlay-vbq95gi1/lava-8290345/bin/lava-test-raise
  163 15:53:21.413810  Creating /var/lib/lava/dispatcher/tmp/8290345/lava-overlay-vbq95gi1/lava-8290345/bin/lava-test-reference
  164 15:53:21.413915  Creating /var/lib/lava/dispatcher/tmp/8290345/lava-overlay-vbq95gi1/lava-8290345/bin/lava-test-runner
  165 15:53:21.414021  Creating /var/lib/lava/dispatcher/tmp/8290345/lava-overlay-vbq95gi1/lava-8290345/bin/lava-test-set
  166 15:53:21.414126  Creating /var/lib/lava/dispatcher/tmp/8290345/lava-overlay-vbq95gi1/lava-8290345/bin/lava-test-shell
  167 15:53:21.414402  Updating /var/lib/lava/dispatcher/tmp/8290345/lava-overlay-vbq95gi1/lava-8290345/bin/lava-add-keys (debian)
  168 15:53:21.414517  Updating /var/lib/lava/dispatcher/tmp/8290345/lava-overlay-vbq95gi1/lava-8290345/bin/lava-add-sources (debian)
  169 15:53:21.414630  Updating /var/lib/lava/dispatcher/tmp/8290345/lava-overlay-vbq95gi1/lava-8290345/bin/lava-install-packages (debian)
  170 15:53:21.414740  Updating /var/lib/lava/dispatcher/tmp/8290345/lava-overlay-vbq95gi1/lava-8290345/bin/lava-installed-packages (debian)
  171 15:53:21.414848  Updating /var/lib/lava/dispatcher/tmp/8290345/lava-overlay-vbq95gi1/lava-8290345/bin/lava-os-build (debian)
  172 15:53:21.414942  Creating /var/lib/lava/dispatcher/tmp/8290345/lava-overlay-vbq95gi1/lava-8290345/environment
  173 15:53:21.415027  LAVA metadata
  174 15:53:21.415094  - LAVA_JOB_ID=8290345
  175 15:53:21.415157  - LAVA_DISPATCHER_IP=192.168.201.1
  176 15:53:21.415253  start: 1.5.2.1 lava-vland-overlay (timeout 00:09:50) [common]
  177 15:53:21.415317  skipped lava-vland-overlay
  178 15:53:21.415391  end: 1.5.2.1 lava-vland-overlay (duration 00:00:00) [common]
  179 15:53:21.415470  start: 1.5.2.2 lava-multinode-overlay (timeout 00:09:50) [common]
  180 15:53:21.415530  skipped lava-multinode-overlay
  181 15:53:21.415601  end: 1.5.2.2 lava-multinode-overlay (duration 00:00:00) [common]
  182 15:53:21.415680  start: 1.5.2.3 test-definition (timeout 00:09:50) [common]
  183 15:53:21.415750  Loading test definitions
  184 15:53:21.415838  start: 1.5.2.3.1 inline-repo-action (timeout 00:09:50) [common]
  185 15:53:21.415906  Using /lava-8290345 at stage 0
  186 15:53:21.416147  uuid=8290345_1.5.2.3.1 testdef=None
  187 15:53:21.416235  end: 1.5.2.3.1 inline-repo-action (duration 00:00:00) [common]
  188 15:53:21.416327  start: 1.5.2.3.2 test-overlay (timeout 00:09:50) [common]
  189 15:53:21.416736  end: 1.5.2.3.2 test-overlay (duration 00:00:00) [common]
  191 15:53:21.416962  start: 1.5.2.3.3 test-install-overlay (timeout 00:09:50) [common]
  192 15:53:21.417438  end: 1.5.2.3.3 test-install-overlay (duration 00:00:00) [common]
  194 15:53:21.417677  start: 1.5.2.3.4 test-runscript-overlay (timeout 00:09:50) [common]
  195 15:53:21.418132  runner path: /var/lib/lava/dispatcher/tmp/8290345/lava-overlay-vbq95gi1/lava-8290345/0/tests/0_timesync-off test_uuid 8290345_1.5.2.3.1
  196 15:53:21.418312  end: 1.5.2.3.4 test-runscript-overlay (duration 00:00:00) [common]
  198 15:53:21.418544  start: 1.5.2.3.5 git-repo-action (timeout 00:09:50) [common]
  199 15:53:21.418616  Using /lava-8290345 at stage 0
  200 15:53:21.418711  Fetching tests from https://github.com/kernelci/test-definitions.git
  201 15:53:21.418790  Running '/usr/bin/git clone https://github.com/kernelci/test-definitions.git /var/lib/lava/dispatcher/tmp/8290345/lava-overlay-vbq95gi1/lava-8290345/0/tests/1_kselftest-lkdtm'
  202 15:53:26.679990  Running '/usr/bin/git checkout kernelci.org
  203 15:53:26.825021  Tests stored (tmp) in /var/lib/lava/dispatcher/tmp/8290345/lava-overlay-vbq95gi1/lava-8290345/0/tests/1_kselftest-lkdtm/automated/linux/kselftest/kselftest.yaml
  204 15:53:26.825715  uuid=8290345_1.5.2.3.5 testdef=None
  205 15:53:26.825882  end: 1.5.2.3.5 git-repo-action (duration 00:00:05) [common]
  207 15:53:26.826144  start: 1.5.2.3.6 test-overlay (timeout 00:09:44) [common]
  208 15:53:26.826894  end: 1.5.2.3.6 test-overlay (duration 00:00:00) [common]
  210 15:53:26.827132  start: 1.5.2.3.7 test-install-overlay (timeout 00:09:44) [common]
  211 15:53:26.828120  end: 1.5.2.3.7 test-install-overlay (duration 00:00:00) [common]
  213 15:53:26.828440  start: 1.5.2.3.8 test-runscript-overlay (timeout 00:09:44) [common]
  214 15:53:26.829416  runner path: /var/lib/lava/dispatcher/tmp/8290345/lava-overlay-vbq95gi1/lava-8290345/0/tests/1_kselftest-lkdtm test_uuid 8290345_1.5.2.3.5
  215 15:53:26.829515  BOARD='asus-C433TA-AJ0005-rammus'
  216 15:53:26.829583  BRANCH='cip-gitlab'
  217 15:53:26.829645  SKIPFILE='skipfile-lkft.yaml'
  218 15:53:26.829704  TESTPROG_URL='http://storage.kernelci.org/cip-gitlab/ci-iwamatsu-linux-5.10.y-cip-rc/v5.10.155-cip21-405-g26d566555c3de/x86_64/x86_64_defconfig+x86-chromebook+kselftest/gcc-10/kselftest.tar.xz'
  219 15:53:26.829766  TST_CASENAME=''
  220 15:53:26.829824  TST_CMDFILES='lkdtm'
  221 15:53:26.829957  end: 1.5.2.3.8 test-runscript-overlay (duration 00:00:00) [common]
  223 15:53:26.830169  Creating lava-test-runner.conf files
  224 15:53:26.830257  Using lava-test-runner path: /var/lib/lava/dispatcher/tmp/8290345/lava-overlay-vbq95gi1/lava-8290345/0 for stage 0
  225 15:53:26.830397  - 0_timesync-off
  226 15:53:26.830467  - 1_kselftest-lkdtm
  227 15:53:26.830559  end: 1.5.2.3 test-definition (duration 00:00:05) [common]
  228 15:53:26.830653  start: 1.5.2.4 compress-overlay (timeout 00:09:44) [common]
  229 15:53:34.401764  end: 1.5.2.4 compress-overlay (duration 00:00:08) [common]
  230 15:53:34.401927  start: 1.5.2.5 persistent-nfs-overlay (timeout 00:09:37) [common]
  231 15:53:34.402030  end: 1.5.2.5 persistent-nfs-overlay (duration 00:00:00) [common]
  232 15:53:34.402134  end: 1.5.2 lava-overlay (duration 00:00:13) [common]
  233 15:53:34.402260  start: 1.5.3 extract-overlay-ramdisk (timeout 00:09:37) [common]
  234 15:53:34.509357  end: 1.5.3 extract-overlay-ramdisk (duration 00:00:00) [common]
  235 15:53:34.509715  start: 1.5.4 extract-modules (timeout 00:09:36) [common]
  236 15:53:34.509833  extracting modules file /var/lib/lava/dispatcher/tmp/8290345/tftp-deploy-sspp6jt6/modules/modules.tar to /var/lib/lava/dispatcher/tmp/8290345/extract-nfsrootfs-jjgtgu3i
  237 15:53:34.536298  extracting modules file /var/lib/lava/dispatcher/tmp/8290345/tftp-deploy-sspp6jt6/modules/modules.tar to /var/lib/lava/dispatcher/tmp/8290345/extract-overlay-ramdisk-lsf14t76/ramdisk
  238 15:53:34.560671  end: 1.5.4 extract-modules (duration 00:00:00) [common]
  239 15:53:34.560835  start: 1.5.5 apply-overlay-tftp (timeout 00:09:36) [common]
  240 15:53:34.560932  [common] Applying overlay to NFS
  241 15:53:34.561010  [common] Applying overlay /var/lib/lava/dispatcher/tmp/8290345/compress-overlay-k6knay1x/overlay-1.5.2.4.tar.gz to directory /var/lib/lava/dispatcher/tmp/8290345/extract-nfsrootfs-jjgtgu3i
  242 15:53:35.022928  end: 1.5.5 apply-overlay-tftp (duration 00:00:00) [common]
  243 15:53:35.023094  start: 1.5.6 configure-preseed-file (timeout 00:09:36) [common]
  244 15:53:35.023198  end: 1.5.6 configure-preseed-file (duration 00:00:00) [common]
  245 15:53:35.023289  start: 1.5.7 compress-ramdisk (timeout 00:09:36) [common]
  246 15:53:35.023373  Building ramdisk /var/lib/lava/dispatcher/tmp/8290345/extract-overlay-ramdisk-lsf14t76/ramdisk.cpio containing /var/lib/lava/dispatcher/tmp/8290345/extract-overlay-ramdisk-lsf14t76/ramdisk
  247 15:53:35.093762  >> 53194 blocks

  248 15:53:35.966294  rename /var/lib/lava/dispatcher/tmp/8290345/extract-overlay-ramdisk-lsf14t76/ramdisk.cpio.gz to /var/lib/lava/dispatcher/tmp/8290345/tftp-deploy-sspp6jt6/ramdisk/ramdisk.cpio.gz
  249 15:53:35.966728  end: 1.5.7 compress-ramdisk (duration 00:00:01) [common]
  250 15:53:35.966869  start: 1.5.8 prepare-kernel (timeout 00:09:35) [common]
  251 15:53:35.966979  start: 1.5.8.1 prepare-fit (timeout 00:09:35) [common]
  252 15:53:35.967084  No mkimage arch provided, not using FIT.
  253 15:53:35.967184  end: 1.5.8.1 prepare-fit (duration 00:00:00) [common]
  254 15:53:35.967270  end: 1.5.8 prepare-kernel (duration 00:00:00) [common]
  255 15:53:35.967370  end: 1.5 prepare-tftp-overlay (duration 00:00:17) [common]
  256 15:53:35.967474  start: 1.6 lxc-create-udev-rule-action (timeout 00:09:35) [common]
  257 15:53:35.967557  No LXC device requested
  258 15:53:35.967642  end: 1.6 lxc-create-udev-rule-action (duration 00:00:00) [common]
  259 15:53:35.967733  start: 1.7 deploy-device-env (timeout 00:09:35) [common]
  260 15:53:35.967817  end: 1.7 deploy-device-env (duration 00:00:00) [common]
  261 15:53:35.967888  Checking files for TFTP limit of 4294967296 bytes.
  262 15:53:35.968294  end: 1 tftp-deploy (duration 00:00:25) [common]
  263 15:53:35.968406  start: 2 depthcharge-action (timeout 00:05:00) [common]
  264 15:53:35.968514  start: 2.1 depthcharge-overlay (timeout 00:05:00) [common]
  265 15:53:35.968638  substitutions:
  266 15:53:35.968707  - {DTB}: None
  267 15:53:35.968770  - {INITRD}: 8290345/tftp-deploy-sspp6jt6/ramdisk/ramdisk.cpio.gz
  268 15:53:35.968832  - {KERNEL}: 8290345/tftp-deploy-sspp6jt6/kernel/bzImage
  269 15:53:35.968891  - {LAVA_MAC}: None
  270 15:53:35.968956  - {NFSROOTFS}: /var/lib/lava/dispatcher/tmp/8290345/extract-nfsrootfs-jjgtgu3i
  271 15:53:35.969020  - {NFS_SERVER_IP}: 192.168.201.1
  272 15:53:35.969078  - {PRESEED_CONFIG}: None
  273 15:53:35.969135  - {PRESEED_LOCAL}: None
  274 15:53:35.969191  - {RAMDISK}: 8290345/tftp-deploy-sspp6jt6/ramdisk/ramdisk.cpio.gz
  275 15:53:35.969247  - {ROOT_PART}: None
  276 15:53:35.969303  - {ROOT}: None
  277 15:53:35.969358  - {SERVER_IP}: 192.168.201.1
  278 15:53:35.969412  - {TEE}: None
  279 15:53:35.969479  Parsed boot commands:
  280 15:53:35.969535  - tftpboot 192.168.201.1 {DEPTHCHARGE_KERNEL} {CMDLINE} {DEPTHCHARGE_RAMDISK}
  281 15:53:35.969692  Parsed boot commands: tftpboot 192.168.201.1 8290345/tftp-deploy-sspp6jt6/kernel/bzImage 8290345/tftp-deploy-sspp6jt6/kernel/cmdline 8290345/tftp-deploy-sspp6jt6/ramdisk/ramdisk.cpio.gz
  282 15:53:35.969787  end: 2.1 depthcharge-overlay (duration 00:00:00) [common]
  283 15:53:35.969875  start: 2.2 depthcharge-retry (timeout 00:05:00) [common]
  284 15:53:35.969981  start: 2.2.1 reset-connection (timeout 00:05:00) [common]
  285 15:53:35.970080  start: 2.2.1.1 disconnect-device (timeout 00:05:00) [common]
  286 15:53:35.970153  Not connected, no need to disconnect.
  287 15:53:35.970238  end: 2.2.1.1 disconnect-device (duration 00:00:00) [common]
  288 15:53:35.970328  start: 2.2.1.2 connect-device (timeout 00:05:00) [common]
  289 15:53:35.970396  [common] connect-device Connecting to device using '/usr/bin/console -k -f -M localhost asus-C433TA-AJ0005-rammus-cbg-2'
  290 15:53:35.973270  Setting prompt string to ['lava-test: # ']
  291 15:53:35.973585  end: 2.2.1.2 connect-device (duration 00:00:00) [common]
  292 15:53:35.973698  end: 2.2.1 reset-connection (duration 00:00:00) [common]
  293 15:53:35.973798  start: 2.2.2 reset-device (timeout 00:05:00) [common]
  294 15:53:35.973894  start: 2.2.2.1 pdu-reboot (timeout 00:05:00) [common]
  295 15:53:35.974090  Calling: 'nice' 'pduclient' '--daemon=localhost' '--hostname=asus-C433TA-AJ0005-rammus-cbg-2' '--port=1' '--command=reboot'
  296 15:53:35.993952  >> Command sent successfully.

  297 15:53:35.996100  Returned 0 in 0 seconds
  298 15:53:36.096909  end: 2.2.2.1 pdu-reboot (duration 00:00:00) [common]
  300 15:53:36.097217  end: 2.2.2 reset-device (duration 00:00:00) [common]
  301 15:53:36.097322  start: 2.2.3 depthcharge-start (timeout 00:05:00) [common]
  302 15:53:36.097417  Setting prompt string to 'Starting depthcharge on rammus...'
  303 15:53:36.097484  Changing prompt to 'Starting depthcharge on rammus...'
  304 15:53:36.097555  depthcharge-start: Wait for prompt Starting depthcharge on rammus... (timeout 00:05:00)
  305 15:53:36.097831  [Enter `^Ec?' for help]
  306 15:53:42.041410  
  307 15:53:42.041559  
  308 15:53:42.041835  coreboot-v1.9308_26_0.0.22-6607-g034eeb8dd5 Fri Sep  4 02:38:51 UTC 2020 bootblock starting...
  309 15:53:42.041908  CPU: Intel(R) Core(TM) m3-8100Y CPU @ 1.10GHz
  310 15:53:42.041973  CPU: ID 806e9, Kabylake H0, ucode: 00000097
  311 15:53:42.042034  CPU: AES supported, TXT NOT supported, VT supported
  312 15:53:42.042094  MCH: device id 590c (rev 02) is Kabylake-Y
  313 15:53:42.042334  PCH: device id 9d4b (rev 21) is Kabylake-Y iHDCP 2.2 Premium
  314 15:53:42.042401  IGD: device id 591c (rev 02) is Amberlake ULX GT2
  315 15:53:42.042459  VBOOT: Loading verstage.
  316 15:53:42.042520  CBFS: 'Master Header Locator' located CBFS at [d00000:ffffc0)
  317 15:53:42.081592  CBFS: Locating 'fallback/verstage'
  318 15:53:42.081697  CBFS: Found @ offset 1a0a80 size f47c
  319 15:53:42.081790  
  320 15:53:42.081889  
  321 15:53:42.084874  coreboot-v1.9308_26_0.0.22-6607-g034eeb8dd5 Fri Sep  4 02:38:51 UTC 2020 verstage starting...
  322 15:53:42.098407  Probing TPM: .Timeout wait for TPM IRQ!
  323 15:53:42.111093  . done!
  324 15:53:42.114442  TPM ready after 0 ms
  325 15:53:42.117626  Connected to device vid:did:rid of 1ae0:0028:00
  326 15:53:42.128063  Firmware version: B2-C:0 RO_B:0.0.11/4d655eab RW_B:0.5.5/cr50_v1.9308_87_mp.479-d7921eab
  327 15:53:42.131547  Initialized TPM device CR50 revision 0
  328 15:53:42.176764  tlcl_send_startup: Startup return code is 0
  329 15:53:42.176883  TPM: setup succeeded
  330 15:53:42.189511  src/security/tpm/tss/tcg-2.0/tss.c:188 index 0x1007 return code 0
  331 15:53:42.193657  Chrome EC: UHEPI supported
  332 15:53:42.196970  Phase 1
  333 15:53:42.200542  FMAP: Found "FLASH" version 1.1 at c10000.
  334 15:53:42.206938  FMAP: base = ff000000 size = 1000000 #areas = 33
  335 15:53:42.210312  FMAP: area GBB found @ c11000 (978944 bytes)
  336 15:53:42.216989  VB2:vb2_check_recovery() Recovery reason from previous boot: 0x0 / 0x0
  337 15:53:42.217080  Phase 2
  338 15:53:42.220653  Phase 3
  339 15:53:42.223868  FMAP: area GBB found @ c11000 (978944 bytes)
  340 15:53:42.230569  VB2:vb2_report_dev_firmware() This is developer signed firmware
  341 15:53:42.237189  FMAP: area VBLOCK_A found @ 200000 (65536 bytes)
  342 15:53:42.240389  FMAP: area VBLOCK_A found @ 200000 (65536 bytes)
  343 15:53:42.247503  VB2:vb2_verify_keyblock() Checking key block signature...
  344 15:53:42.267268  FMAP: area VBLOCK_A found @ 200000 (65536 bytes)
  345 15:53:42.270719  FMAP: area VBLOCK_A found @ 200000 (65536 bytes)
  346 15:53:42.277466  VB2:vb2_verify_fw_preamble() Verifying preamble.
  347 15:53:42.283455  Phase 4
  348 15:53:42.286760  FMAP: area FW_MAIN_A found @ 210000 (4030400 bytes)
  349 15:53:42.293279  VB2:vb2api_init_hash() HW crypto for hash_alg 2 not supported, using SW
  350 15:53:42.552619  VB2:vb2_rsa_verify_digest() Digest check failed!
  351 15:53:42.555891  VB2:vb2_fail() Need recovery, reason: 0x1b / 0x7
  352 15:53:42.559177  Saving nvdata
  353 15:53:42.562499  Reboot requested (10020007)
  354 15:53:42.562586  board_reset() called!
  355 15:53:42.566035  
  356 15:53:42.566122  full_reset() called!
  357 15:53:47.013107  
  358 15:53:47.013657  
  359 15:53:47.019746  coreboot-v1.9308_26_0.0.22-6607-g034eeb8dd5 Fri Sep  4 02:38:51 UTC 2020 bootblock starting...
  360 15:53:47.026421  CPU: Intel(R) Core(TM) m3-8100Y CPU @ 1.10GHz
  361 15:53:47.029689  CPU: ID 806e9, Kabylake H0, ucode: 00000097
  362 15:53:47.036315  CPU: AES supported, TXT NOT supported, VT supported
  363 15:53:47.039684  MCH: device id 590c (rev 02) is Kabylake-Y
  364 15:53:47.046353  PCH: device id 9d4b (rev 21) is Kabylake-Y iHDCP 2.2 Premium
  365 15:53:47.049706  IGD: device id 591c (rev 02) is Amberlake ULX GT2
  366 15:53:47.052832  VBOOT: Loading verstage.
  367 15:53:47.059210  CBFS: 'Master Header Locator' located CBFS at [d00000:ffffc0)
  368 15:53:47.062746  CBFS: Locating 'fallback/verstage'
  369 15:53:47.065847  CBFS: Found @ offset 1a0a80 size f47c
  370 15:53:47.079967  
  371 15:53:47.080222  
  372 15:53:47.086546  coreboot-v1.9308_26_0.0.22-6607-g034eeb8dd5 Fri Sep  4 02:38:51 UTC 2020 verstage starting...
  373 15:53:47.102670  Probing TPM: . done!
  374 15:53:47.105864  TPM ready after 0 ms
  375 15:53:47.109147  Connected to device vid:did:rid of 1ae0:0028:00
  376 15:53:47.119330  Firmware version: B2-C:0 RO_B:0.0.11/4d655eab RW_B:0.5.5/cr50_v1.9308_87_mp.479-d7921eab
  377 15:53:47.122868  Initialized TPM device CR50 revision 0
  378 15:53:47.168728  tlcl_send_startup: Startup return code is 0
  379 15:53:47.168855  TPM: setup succeeded
  380 15:53:47.181129  src/security/tpm/tss/tcg-2.0/tss.c:188 index 0x1007 return code 0
  381 15:53:47.185172  Chrome EC: UHEPI supported
  382 15:53:47.188387  Phase 1
  383 15:53:47.191679  FMAP: Found "FLASH" version 1.1 at c10000.
  384 15:53:47.198389  FMAP: base = ff000000 size = 1000000 #areas = 33
  385 15:53:47.201574  FMAP: area GBB found @ c11000 (978944 bytes)
  386 15:53:47.208070  VB2:vb2_check_recovery() Recovery reason from previous boot: 0x1b / 0x7
  387 15:53:47.214581  VB2:vb2_check_recovery() We have a recovery request: 0x1b / 0x0
  388 15:53:47.217845  Recovery requested (1009000e)
  389 15:53:47.217930  Saving nvdata
  390 15:53:47.229000  tlcl_extend: response is 0
  391 15:53:47.237848  tlcl_extend: response is 0
  392 15:53:47.244173  CBFS: 'Master Header Locator' located CBFS at [d00000:ffffc0)
  393 15:53:47.247718  CBFS: Locating 'fallback/romstage'
  394 15:53:47.250980  CBFS: Found @ offset 80 size 10ffc
  395 15:53:47.255010  
  396 15:53:47.255096  
  397 15:53:47.261532  coreboot-v1.9308_26_0.0.22-6607-g034eeb8dd5 Fri Sep  4 02:38:51 UTC 2020 romstage starting...
  398 15:53:47.268767  pm1_sts: 0100 pm1_en: 0000 pm1_cnt: 00001c00
  399 15:53:47.272162  gpe0_sts[0]: 00000000 gpe0_en[0]: 00000000
  400 15:53:47.275594  gpe0_sts[1]: 00000000 gpe0_en[1]: 00000000
  401 15:53:47.282236  gpe0_sts[2]: 00000001 gpe0_en[2]: 00000000
  402 15:53:47.285199  gpe0_sts[3]: 00000000 gpe0_en[3]: 00010000
  403 15:53:47.288462  TCO_STS:   0000 0000
  404 15:53:47.291839  GEN_PMCON: e0040200 0000523a
  405 15:53:47.291924  GBLRST_CAUSE: 00000000 00000000
  406 15:53:47.295371  
  407 15:53:47.295457  prev_sleep_state 5
  408 15:53:47.298560  Boot Count incremented to 37064
  409 15:53:47.305306  CBFS: 'Master Header Locator' located CBFS at [d00000:ffffc0)
  410 15:53:47.308593  CBFS: Locating 'fspm.bin'
  411 15:53:47.312017  CBFS: Found @ offset 103fc0 size 63000
  412 15:53:47.314925  Chrome EC: UHEPI supported
  413 15:53:47.322545  FMAP: Found "FLASH" version 1.1 at c10000.
  414 15:53:47.326012  FMAP: base = ff000000 size = 1000000 #areas = 33
  415 15:53:47.332426  FMAP: area RECOVERY_MRC_CACHE found @ 9d0000 (65536 bytes)
  416 15:53:47.336952  Probing TPM:  done!
  417 15:53:47.343635  Connected to device vid:did:rid of 1ae0:0028:00
  418 15:53:47.353338  Firmware version: B2-C:0 RO_B:0.0.11/4d655eab RW_B:0.5.5/cr50_v1.9308_87_mp.479-d7921eab
  419 15:53:47.360471  Initialized TPM device CR50 revision 0
  420 15:53:47.369462  src/security/tpm/tss/tcg-2.0/tss.c:188 index 0x100b return code 0
  421 15:53:47.376136  MRC: Hash comparison successful. Using data from RECOVERY_MRC_CACHE
  422 15:53:47.379414  MRC cache found, size 1868
  423 15:53:47.382567  bootmode is set to :2
  424 15:53:47.382653  SPD index 1
  425 15:53:47.389194  CBFS: 'Master Header Locator' located CBFS at [d00000:ffffc0)
  426 15:53:47.392309  CBFS: Locating 'spd.bin'
  427 15:53:47.395859  CBFS: Found @ offset 1a0240 size 800
  428 15:53:47.399259  SPD: module type is LPDDR3
  429 15:53:47.402489  SPD: module part is K4E8E324EB-EGCF   
  430 15:53:47.409052  SPD: banks 8, ranks 1, rows 15, columns 10, density 8192 Mb
  431 15:53:47.412265  SPD: device width 32 bits, bus width 64 bits
  432 15:53:47.418735  SPD: module size is 2048 MB (per channel)
  433 15:53:47.529369  CBMEM:
  434 15:53:47.532933  IMD: root @ 7afff000 254 entries.
  435 15:53:47.536240  IMD: root @ 7affec00 62 entries.
  436 15:53:47.539469  External stage cache:
  437 15:53:47.542666  IMD: root @ 7b3ff000 254 entries.
  438 15:53:47.546301  IMD: root @ 7b3fec00 62 entries.
  439 15:53:47.549761  creating vboot_handoff structure
  440 15:53:47.556195  Chrome EC: clear events_b mask to 0x0000000021004000
  441 15:53:47.571180  src/security/tpm/tss/tcg-2.0/tss.c:188 index 0x100b return code 0
  442 15:53:47.586193  tlcl_write: response is 0
  443 15:53:47.595151  src/security/tpm/tss/tcg-2.0/tss.c:188 index 0x100b return code 0
  444 15:53:47.602257  MRC: TPM MRC hash updated successfully.
  445 15:53:47.602741  2 DIMMs found
  446 15:53:47.605182  top_of_ram = 0x7b000000
  447 15:53:47.608422  MTRR Range: Start=7a000000 End=7b000000 (Size 1000000)
  448 15:53:47.611942  
  449 15:53:47.615382  MTRR Range: Start=7b000000 End=7b800000 (Size 800000)
  450 15:53:47.621891  MTRR Range: Start=ff000000 End=0 (Size 1000000)
  451 15:53:47.625598  CBFS: 'Master Header Locator' located CBFS at [d00000:ffffc0)
  452 15:53:47.628365  CBFS: Locating 'fallback/postcar'
  453 15:53:47.634905  CBFS: Found @ offset 197000 size 3f04
  454 15:53:47.641454  Decompressing stage fallback/postcar @ 0x7abd0fc0 (32720 bytes)
  455 15:53:47.648272  Loading module at 7abd1000 with entry 7abd1000. filesize: 0x3cd0 memsize: 0x7f90
  456 15:53:47.651629  
  457 15:53:47.654558  Processing 118 relocs. Offset value of 0x78bd1000
  458 15:53:47.660792  
  459 15:53:47.661279  
  460 15:53:47.667371  coreboot-v1.9308_26_0.0.22-6607-g034eeb8dd5 Fri Sep  4 02:38:51 UTC 2020 postcar starting...
  461 15:53:47.673759  CBFS: 'Master Header Locator' located CBFS at [d00000:ffffc0)
  462 15:53:47.677636  CBFS: Locating 'fallback/ramstage'
  463 15:53:47.680362  CBFS: Found @ offset e8d80 size 1a462
  464 15:53:47.686960  Decompressing stage fallback/ramstage @ 0x7ab05fc0 (826808 bytes)
  465 15:53:47.726160  Loading module at 7ab06000 with entry 7ab06000. filesize: 0x38d90 memsize: 0xc9d78
  466 15:53:47.729571  Processing 3657 relocs. Offset value of 0x79d06000
  467 15:53:47.733271  
  468 15:53:47.733802  
  469 15:53:47.739606  coreboot-v1.9308_26_0.0.22-6607-g034eeb8dd5 Fri Sep  4 02:38:51 UTC 2020 ramstage starting...
  470 15:53:47.746309  FMAP: Found "FLASH" version 1.1 at c10000.
  471 15:53:47.749747  FMAP: base = ff000000 size = 1000000 #areas = 33
  472 15:53:47.756104  FMAP: area RO_VPD found @ c00000 (16384 bytes)
  473 15:53:47.759471  WARNING: RO_VPD is uninitialized or empty.
  474 15:53:47.762676  FMAP: area RW_VPD found @ 9f8000 (8192 bytes)
  475 15:53:47.769924  FMAP: area RW_VPD found @ 9f8000 (8192 bytes)
  476 15:53:47.770569  Normal boot.
  477 15:53:47.776456  BS: BS_PRE_DEVICE times (us): entry 0 run 30 exit 0
  478 15:53:47.782628  CBFS: 'Master Header Locator' located CBFS at [d00000:ffffc0)
  479 15:53:47.786380  CBFS: Locating 'cpu_microcode_blob.bin'
  480 15:53:47.789507  CBFS: Found @ offset 11100 size d7c00
  481 15:53:47.792720  microcode: sig=0x806e9 pf=0x10 revision=0x97
  482 15:53:47.796007  Skip microcode update
  483 15:53:47.802567  CBFS: 'Master Header Locator' located CBFS at [d00000:ffffc0)
  484 15:53:47.805599  CBFS: Locating 'fsps.bin'
  485 15:53:47.808963  CBFS: Found @ offset 167fc0 size 2f000
  486 15:53:47.834297  Detected 2 core, 4 thread CPU.
  487 15:53:47.837493  Setting up SMI for CPU
  488 15:53:47.841126  IED base = 0x7b400000
  489 15:53:47.841755  IED size = 0x00400000
  490 15:53:47.844236  Will perform SMM setup.
  491 15:53:47.850814  CPU: Intel(R) Core(TM) m3-8100Y CPU @ 1.10GHz.
  492 15:53:47.857169  Loading module at 00030000 with entry 00030000. filesize: 0x170 memsize: 0x170
  493 15:53:47.860431  Processing 16 relocs. Offset value of 0x00030000
  494 15:53:47.864564  Attempting to start 3 APs
  495 15:53:47.867885  Waiting for 10ms after sending INIT.
  496 15:53:47.884405  Waiting for 1st SIPI to complete...done.
  497 15:53:47.884968  AP: slot 2 apic_id 3.
  498 15:53:47.887548  AP: slot 3 apic_id 2.
  499 15:53:47.890832  AP: slot 1 apic_id 1.
  500 15:53:47.894243  Waiting for 2nd SIPI to complete...done.
  501 15:53:47.900686  Loading module at 00038000 with entry 00038000. filesize: 0x1a8 memsize: 0x1a8
  502 15:53:47.907568  Processing 13 relocs. Offset value of 0x00038000
  503 15:53:47.914055  SMM Module: stub loaded at 00038000. Will call 7ab21603(00000000)
  504 15:53:47.917208  Installing SMM handler to 0x7b000000
  505 15:53:47.924032  Loading module at 7b010000 with entry 7b010a19. filesize: 0x3b08 memsize: 0x8bc0
  506 15:53:47.930591  Processing 243 relocs. Offset value of 0x7b010000
  507 15:53:47.936891  Loading module at 7b008000 with entry 7b008000. filesize: 0x1a8 memsize: 0x1a8
  508 15:53:47.943681  Processing 13 relocs. Offset value of 0x7b008000
  509 15:53:47.946789  SMM Module: placing jmp sequence at 7b007c00 rel16 0x03fd
  510 15:53:47.953493  SMM Module: placing jmp sequence at 7b007800 rel16 0x07fd
  511 15:53:47.960177  SMM Module: placing jmp sequence at 7b007400 rel16 0x0bfd
  512 15:53:47.966577  SMM Module: stub loaded at 7b008000. Will call 7b010a19(00000000)
  513 15:53:47.969994  Clearing SMI status registers
  514 15:53:47.970472  SMI_STS: PM1 
  515 15:53:47.973259  PM1_STS: PWRBTN 
  516 15:53:47.976543  TCO_STS: BOOT SECOND_TO 
  517 15:53:47.976995  New SMBASE 0x7b000000
  518 15:53:47.980277  In relocation handler: CPU 0
  519 15:53:47.983619  New SMBASE=0x7b000000 IEDBASE=0x7b400000
  520 15:53:47.990124  Writing SMRR. base = 0x7b000006, mask=0xff800800
  521 15:53:47.993368  Relocation complete.
  522 15:53:47.993804  New SMBASE 0x7afffc00
  523 15:53:47.996564  In relocation handler: CPU 1
  524 15:53:47.999862  New SMBASE=0x7afffc00 IEDBASE=0x7b400000
  525 15:53:48.006504  Writing SMRR. base = 0x7b000006, mask=0xff800800
  526 15:53:48.009631  Relocation complete.
  527 15:53:48.010068  New SMBASE 0x7afff800
  528 15:53:48.013258  In relocation handler: CPU 2
  529 15:53:48.016256  New SMBASE=0x7afff800 IEDBASE=0x7b400000
  530 15:53:48.023249  Writing SMRR. base = 0x7b000006, mask=0xff800800
  531 15:53:48.023763  Relocation complete.
  532 15:53:48.026483  New SMBASE 0x7afff400
  533 15:53:48.029682  In relocation handler: CPU 3
  534 15:53:48.032895  New SMBASE=0x7afff400 IEDBASE=0x7b400000
  535 15:53:48.039592  Writing SMRR. base = 0x7b000006, mask=0xff800800
  536 15:53:48.040120  Relocation complete.
  537 15:53:48.043109  Initializing CPU #0
  538 15:53:48.046438  CPU: vendor Intel device 806e9
  539 15:53:48.049657  CPU: family 06, model 8e, stepping 09
  540 15:53:48.052781  Setting up local APIC... apic_id: 0x00 done.
  541 15:53:48.056133  
  542 15:53:48.056638  Turbo is available but hidden
  543 15:53:48.059512  Turbo has been enabled
  544 15:53:48.062647  SGX : param.enable = 0
  545 15:53:48.063118  Skip microcode update
  546 15:53:48.065906  
  547 15:53:48.066336  CPU #0 initialized
  548 15:53:48.069167  Initializing CPU #1
  549 15:53:48.069694  Initializing CPU #3
  550 15:53:48.072597  Initializing CPU #2
  551 15:53:48.076104  CPU: vendor Intel device 806e9
  552 15:53:48.079507  CPU: family 06, model 8e, stepping 09
  553 15:53:48.082796  CPU: vendor Intel device 806e9
  554 15:53:48.085842  CPU: family 06, model 8e, stepping 09
  555 15:53:48.092514  Setting up local APIC...CPU: vendor Intel device 806e9
  556 15:53:48.095789  CPU: family 06, model 8e, stepping 09
  557 15:53:48.102837  Setting up local APIC...Setting up local APIC... apic_id: 0x02 done.
  558 15:53:48.106030   apic_id: 0x03 done.
  559 15:53:48.106508  Skip microcode update
  560 15:53:48.109269  Skip microcode update
  561 15:53:48.112446  CPU #3 initialized
  562 15:53:48.112877  CPU #2 initialized
  563 15:53:48.115715   apic_id: 0x01 done.
  564 15:53:48.116148  Skip microcode update
  565 15:53:48.119396  CPU #1 initialized
  566 15:53:48.122691  bsp_do_flight_plan done after 226 msecs.
  567 15:53:48.126066  CPU: frequency set to 3400 MHz
  568 15:53:48.129253  Enabling SMIs.
  569 15:53:48.129682  Locking SMM.
  570 15:53:48.132430  VMX : param.enable = 1
  571 15:53:48.135787  VMX status: enabled, unlocked
  572 15:53:48.139026  SGX: pre-conditions not met
  573 15:53:48.142365  VMX status: enabled, unlocked
  574 15:53:48.142799  SGX: pre-conditions not met
  575 15:53:48.145744  VMX status: enabled, unlocked
  576 15:53:48.149120  VMX status: enabled, unlocked
  577 15:53:48.152426  SGX: pre-conditions not met
  578 15:53:48.155698  SGX: pre-conditions not met
  579 15:53:48.162180  CBFS: 'Master Header Locator' located CBFS at [d00000:ffffc0)
  580 15:53:48.165510  CBFS: Locating 'vbt.bin'
  581 15:53:48.168792  CBFS: Found @ offset 103a00 size 48e
  582 15:53:48.172330  Found a VBT of 4608 bytes after decompression
  583 15:53:48.176525  psys_pmax = 360
  584 15:53:48.179744  FMAP: area GBB found @ c11000 (978944 bytes)
  585 15:53:48.293468  ITSS IRQ Polarities Before:
  586 15:53:48.296640  IPC0: 0x00ff4000
  587 15:53:48.297126  IPC1: 0x00000007
  588 15:53:48.300080  IPC2: 0x00000000
  589 15:53:48.300569  IPC3: 0x00000000
  590 15:53:48.303547  ITSS IRQ Polarities After:
  591 15:53:48.306667  IPC0: 0x00ff4000
  592 15:53:48.307156  IPC1: 0x00000007
  593 15:53:48.310098  IPC2: 0x00000000
  594 15:53:48.310645  IPC3: 0x00000000
  595 15:53:48.316891  Override DT after FSP-S, PCH is KBL/SKL PCH-LP SKU
  596 15:53:48.323126  BS: BS_DEV_INIT_CHIPS times (us): entry 376151 run 167487 exit 0
  597 15:53:48.326427  Enumerating buses...
  598 15:53:48.330050  Show all devs... Before device enumeration.
  599 15:53:48.332987  Root Device: enabled 1
  600 15:53:48.333478  CPU_CLUSTER: 0: enabled 1
  601 15:53:48.336431  DOMAIN: 0000: enabled 1
  602 15:53:48.339548  APIC: 00: enabled 1
  603 15:53:48.340043  PCI: 00:00.0: enabled 1
  604 15:53:48.342865  
  605 15:53:48.343353  PCI: 00:02.0: enabled 1
  606 15:53:48.346356  PCI: 00:14.0: enabled 1
  607 15:53:48.349686  PCI: 00:14.1: enabled 0
  608 15:53:48.350172  PCI: 00:14.2: enabled 1
  609 15:53:48.353053  PCI: 00:15.0: enabled 1
  610 15:53:48.356251  PCI: 00:15.1: enabled 1
  611 15:53:48.359545  PCI: 00:15.2: enabled 0
  612 15:53:48.360057  PCI: 00:15.3: enabled 0
  613 15:53:48.362728  PCI: 00:16.0: enabled 1
  614 15:53:48.366278  PCI: 00:16.1: enabled 0
  615 15:53:48.369297  PCI: 00:16.2: enabled 0
  616 15:53:48.369781  PCI: 00:16.3: enabled 0
  617 15:53:48.372817  PCI: 00:16.4: enabled 0
  618 15:53:48.375996  PCI: 00:17.0: enabled 0
  619 15:53:48.379283  PCI: 00:19.0: enabled 1
  620 15:53:48.379774  PCI: 00:19.1: enabled 1
  621 15:53:48.382625  PCI: 00:19.2: enabled 0
  622 15:53:48.386093  PCI: 00:1c.0: enabled 1
  623 15:53:48.386726  PCI: 00:1c.1: enabled 0
  624 15:53:48.389201  
  625 15:53:48.389713  PCI: 00:1c.2: enabled 0
  626 15:53:48.392501  PCI: 00:1c.3: enabled 0
  627 15:53:48.395752  PCI: 00:1c.4: enabled 0
  628 15:53:48.396241  PCI: 00:1c.5: enabled 0
  629 15:53:48.399190  PCI: 00:1c.6: enabled 0
  630 15:53:48.402489  PCI: 00:1c.7: enabled 0
  631 15:53:48.405548  PCI: 00:1d.0: enabled 0
  632 15:53:48.406030  PCI: 00:1d.1: enabled 0
  633 15:53:48.409154  PCI: 00:1d.2: enabled 0
  634 15:53:48.412351  PCI: 00:1d.3: enabled 0
  635 15:53:48.415837  PCI: 00:1e.0: enabled 1
  636 15:53:48.416398  PCI: 00:1e.1: enabled 0
  637 15:53:48.418995  PCI: 00:1e.2: enabled 1
  638 15:53:48.422301  PCI: 00:1e.3: enabled 0
  639 15:53:48.425526  PCI: 00:1e.4: enabled 1
  640 15:53:48.426008  PCI: 00:1e.5: enabled 0
  641 15:53:48.428835  PCI: 00:1e.6: enabled 1
  642 15:53:48.432118  PCI: 00:1f.0: enabled 1
  643 15:53:48.432609  PCI: 00:1f.1: enabled 1
  644 15:53:48.435608  PCI: 00:1f.2: enabled 1
  645 15:53:48.438901  PCI: 00:1f.3: enabled 1
  646 15:53:48.442177  PCI: 00:1f.4: enabled 1
  647 15:53:48.442788  PCI: 00:1f.5: enabled 1
  648 15:53:48.445407  PCI: 00:1f.6: enabled 0
  649 15:53:48.448790  USB0 port 0: enabled 1
  650 15:53:48.452086  I2C: 00:5c: enabled 1
  651 15:53:48.452567  I2C: 00:15: enabled 1
  652 15:53:48.455443  I2C: 00:39: enabled 1
  653 15:53:48.458692  I2C: 00:3a: enabled 1
  654 15:53:48.459287  I2C: 00:1a: enabled 1
  655 15:53:48.461897  PCI: 00:00.0: enabled 1
  656 15:53:48.465226  SPI: 00: enabled 1
  657 15:53:48.465707  PNP: 0c09.0: enabled 1
  658 15:53:48.468614  USB2 port 0: enabled 1
  659 15:53:48.471985  USB2 port 1: enabled 1
  660 15:53:48.472464  USB2 port 2: enabled 1
  661 15:53:48.475238  USB2 port 4: enabled 1
  662 15:53:48.478553  USB2 port 8: enabled 1
  663 15:53:48.479033  APIC: 01: enabled 1
  664 15:53:48.481806  APIC: 03: enabled 1
  665 15:53:48.485357  APIC: 02: enabled 1
  666 15:53:48.485940  Compare with tree...
  667 15:53:48.488592  Root Device: enabled 1
  668 15:53:48.491851   CPU_CLUSTER: 0: enabled 1
  669 15:53:48.492495    APIC: 00: enabled 1
  670 15:53:48.495130  
  671 15:53:48.495611    APIC: 01: enabled 1
  672 15:53:48.498580    APIC: 03: enabled 1
  673 15:53:48.501543    APIC: 02: enabled 1
  674 15:53:48.502185   DOMAIN: 0000: enabled 1
  675 15:53:48.504941    PCI: 00:00.0: enabled 1
  676 15:53:48.508263    PCI: 00:02.0: enabled 1
  677 15:53:48.511492    PCI: 00:14.0: enabled 1
  678 15:53:48.511973     USB0 port 0: enabled 1
  679 15:53:48.514782      USB2 port 0: enabled 1
  680 15:53:48.518304      USB2 port 1: enabled 1
  681 15:53:48.521700      USB2 port 2: enabled 1
  682 15:53:48.524844      USB2 port 4: enabled 1
  683 15:53:48.528181      USB2 port 8: enabled 1
  684 15:53:48.528667    PCI: 00:14.1: enabled 0
  685 15:53:48.531617    PCI: 00:14.2: enabled 1
  686 15:53:48.534824    PCI: 00:15.0: enabled 1
  687 15:53:48.538139     I2C: 00:5c: enabled 1
  688 15:53:48.541540    PCI: 00:15.1: enabled 1
  689 15:53:48.542152     I2C: 00:15: enabled 1
  690 15:53:48.544895    PCI: 00:15.2: enabled 0
  691 15:53:48.548100    PCI: 00:15.3: enabled 0
  692 15:53:48.551415    PCI: 00:16.0: enabled 1
  693 15:53:48.551899    PCI: 00:16.1: enabled 0
  694 15:53:48.554732    PCI: 00:16.2: enabled 0
  695 15:53:48.557956    PCI: 00:16.3: enabled 0
  696 15:53:48.561242    PCI: 00:16.4: enabled 0
  697 15:53:48.564589    PCI: 00:17.0: enabled 0
  698 15:53:48.565073    PCI: 00:19.0: enabled 1
  699 15:53:48.567867    PCI: 00:19.1: enabled 1
  700 15:53:48.571341     I2C: 00:39: enabled 1
  701 15:53:48.574562     I2C: 00:3a: enabled 1
  702 15:53:48.577881     I2C: 00:1a: enabled 1
  703 15:53:48.578404    PCI: 00:19.2: enabled 0
  704 15:53:48.581122    PCI: 00:1c.0: enabled 1
  705 15:53:48.584294     PCI: 00:00.0: enabled 1
  706 15:53:48.588054    PCI: 00:1c.1: enabled 0
  707 15:53:48.590973    PCI: 00:1c.2: enabled 0
  708 15:53:48.591458    PCI: 00:1c.3: enabled 0
  709 15:53:48.594512    PCI: 00:1c.4: enabled 0
  710 15:53:48.597668    PCI: 00:1c.5: enabled 0
  711 15:53:48.600845    PCI: 00:1c.6: enabled 0
  712 15:53:48.601332    PCI: 00:1c.7: enabled 0
  713 15:53:48.604146  
  714 15:53:48.604681    PCI: 00:1d.0: enabled 0
  715 15:53:48.607323    PCI: 00:1d.1: enabled 0
  716 15:53:48.611013    PCI: 00:1d.2: enabled 0
  717 15:53:48.614038    PCI: 00:1d.3: enabled 0
  718 15:53:48.614558    PCI: 00:1e.0: enabled 1
  719 15:53:48.617599    PCI: 00:1e.1: enabled 0
  720 15:53:48.620921    PCI: 00:1e.2: enabled 1
  721 15:53:48.624118     SPI: 00: enabled 1
  722 15:53:48.627316    PCI: 00:1e.3: enabled 0
  723 15:53:48.627797    PCI: 00:1e.4: enabled 1
  724 15:53:48.630730    PCI: 00:1e.5: enabled 0
  725 15:53:48.633927    PCI: 00:1e.6: enabled 1
  726 15:53:48.637120    PCI: 00:1f.0: enabled 1
  727 15:53:48.637601     PNP: 0c09.0: enabled 1
  728 15:53:48.640917  
  729 15:53:48.641479    PCI: 00:1f.1: enabled 1
  730 15:53:48.644088    PCI: 00:1f.2: enabled 1
  731 15:53:48.647060    PCI: 00:1f.3: enabled 1
  732 15:53:48.650723    PCI: 00:1f.4: enabled 1
  733 15:53:48.651298    PCI: 00:1f.5: enabled 1
  734 15:53:48.653962    PCI: 00:1f.6: enabled 0
  735 15:53:48.657304  Root Device scanning...
  736 15:53:48.660624  root_dev_scan_bus for Root Device
  737 15:53:48.663880  CPU_CLUSTER: 0 enabled
  738 15:53:48.664363  DOMAIN: 0000 enabled
  739 15:53:48.666736  DOMAIN: 0000 scanning...
  740 15:53:48.670474  PCI: pci_scan_bus for bus 00
  741 15:53:48.673563  PCI: 00:00.0 [8086/0000] ops
  742 15:53:48.676995  PCI: 00:00.0 [8086/590c] enabled
  743 15:53:48.680194  PCI: 00:02.0 [8086/0000] ops
  744 15:53:48.683429  PCI: 00:02.0 [8086/591c] enabled
  745 15:53:48.686802  PCI: 00:04.0 [8086/1903] enabled
  746 15:53:48.690258  PCI: 00:08.0 [8086/1911] enabled
  747 15:53:48.693523  PCI: 00:14.0 [8086/0000] bus ops
  748 15:53:48.696880  PCI: 00:14.0 [8086/9d2f] enabled
  749 15:53:48.700084  PCI: 00:14.2 [8086/9d31] enabled
  750 15:53:48.703422  PCI: 00:15.0 [8086/0000] bus ops
  751 15:53:48.706906  PCI: 00:15.0 [8086/9d60] enabled
  752 15:53:48.710198  PCI: 00:15.1 [8086/0000] bus ops
  753 15:53:48.713313  PCI: 00:15.1 [8086/9d61] enabled
  754 15:53:48.716583  PCI: 00:16.0 [8086/0000] ops
  755 15:53:48.719853  PCI: 00:16.0 [8086/9d3a] enabled
  756 15:53:48.723143  PCI: 00:19.0 [8086/0000] ops
  757 15:53:48.726619  PCI: 00:19.0 [8086/9d66] enabled
  758 15:53:48.729829  PCI: 00:19.1 [8086/0000] bus ops
  759 15:53:48.733126  PCI: 00:19.1 [8086/9d65] enabled
  760 15:53:48.736544  PCI: 00:1c.0 [8086/0000] bus ops
  761 15:53:48.739744  PCI: 00:1c.0 [8086/9d10] enabled
  762 15:53:48.743104  PCI: 00:1e.0 [8086/0000] ops
  763 15:53:48.746194  PCI: 00:1e.0 [8086/9d27] enabled
  764 15:53:48.749789  PCI: 00:1e.2 [8086/0000] bus ops
  765 15:53:48.752803  PCI: 00:1e.2 [8086/9d29] enabled
  766 15:53:48.756117  PCI: 00:1e.4 [8086/9d2b] enabled
  767 15:53:48.759475  PCI: 00:1e.6 [8086/0000] ops
  768 15:53:48.762779  PCI: 00:1e.6 [8086/9d2d] enabled
  769 15:53:48.766120  PCI: 00:1f.0 [8086/0000] bus ops
  770 15:53:48.769488  PCI: 00:1f.0 [8086/9d4b] enabled
  771 15:53:48.773125  PCI: Static device PCI: 00:1f.1 not found, disabling it.
  772 15:53:48.776417  PCI: 00:1f.2 [8086/0000] bus ops
  773 15:53:48.779614  PCI: 00:1f.2 [8086/9d21] enabled
  774 15:53:48.782586  PCI: 00:1f.3 [8086/0000] bus ops
  775 15:53:48.786121  PCI: 00:1f.3 [8086/9d71] enabled
  776 15:53:48.789428  PCI: 00:1f.4 [8086/0000] bus ops
  777 15:53:48.792430  PCI: 00:1f.4 [8086/9d23] enabled
  778 15:53:48.795778  PCI: 00:1f.5 [8086/0000] bus ops
  779 15:53:48.799159  PCI: 00:1f.5 [8086/9d24] enabled
  780 15:53:48.802692  PCI: 00:14.0 scanning...
  781 15:53:48.805882  scan_usb_bus for PCI: 00:14.0
  782 15:53:48.809167  USB0 port 0 enabled
  783 15:53:48.809657  USB0 port 0 scanning...
  784 15:53:48.812242  scan_usb_bus for USB0 port 0
  785 15:53:48.815512  USB2 port 0 enabled
  786 15:53:48.819138  USB2 port 1 enabled
  787 15:53:48.819729  USB2 port 2 enabled
  788 15:53:48.822259  USB2 port 4 enabled
  789 15:53:48.822752  USB2 port 8 enabled
  790 15:53:48.825614  USB2 port 0 scanning...
  791 15:53:48.828862  scan_usb_bus for USB2 port 0
  792 15:53:48.832620  scan_usb_bus for USB2 port 0 done
  793 15:53:48.838949  scan_bus: scanning of bus USB2 port 0 took 8974 usecs
  794 15:53:48.839506  USB2 port 1 scanning...
  795 15:53:48.842389  scan_usb_bus for USB2 port 1
  796 15:53:48.845554  scan_usb_bus for USB2 port 1 done
  797 15:53:48.852036  scan_bus: scanning of bus USB2 port 1 took 8973 usecs
  798 15:53:48.855548  USB2 port 2 scanning...
  799 15:53:48.858741  scan_usb_bus for USB2 port 2
  800 15:53:48.862115  scan_usb_bus for USB2 port 2 done
  801 15:53:48.865539  scan_bus: scanning of bus USB2 port 2 took 8976 usecs
  802 15:53:48.868760  USB2 port 4 scanning...
  803 15:53:48.872061  scan_usb_bus for USB2 port 4
  804 15:53:48.875208  scan_usb_bus for USB2 port 4 done
  805 15:53:48.881779  scan_bus: scanning of bus USB2 port 4 took 8973 usecs
  806 15:53:48.882298  USB2 port 8 scanning...
  807 15:53:48.885128  scan_usb_bus for USB2 port 8
  808 15:53:48.888457  scan_usb_bus for USB2 port 8 done
  809 15:53:48.895177  scan_bus: scanning of bus USB2 port 8 took 8973 usecs
  810 15:53:48.898334  scan_usb_bus for USB0 port 0 done
  811 15:53:48.904785  scan_bus: scanning of bus USB0 port 0 took 90965 usecs
  812 15:53:48.908229  scan_usb_bus for PCI: 00:14.0 done
  813 15:53:48.911505  scan_bus: scanning of bus PCI: 00:14.0 took 107748 usecs
  814 15:53:48.914801  PCI: 00:15.0 scanning...
  815 15:53:48.918257  scan_generic_bus for PCI: 00:15.0
  816 15:53:48.924533  bus: PCI: 00:15.0[0]->I2C: 01:5c enabled
  817 15:53:48.928169  scan_generic_bus for PCI: 00:15.0 done
  818 15:53:48.931528  scan_bus: scanning of bus PCI: 00:15.0 took 14156 usecs
  819 15:53:48.934745  PCI: 00:15.1 scanning...
  820 15:53:48.938033  scan_generic_bus for PCI: 00:15.1
  821 15:53:48.941516  bus: PCI: 00:15.1[0]->I2C: 02:15 enabled
  822 15:53:48.947975  scan_generic_bus for PCI: 00:15.1 done
  823 15:53:48.951189  scan_bus: scanning of bus PCI: 00:15.1 took 14159 usecs
  824 15:53:48.954825  PCI: 00:19.1 scanning...
  825 15:53:48.957870  scan_generic_bus for PCI: 00:19.1
  826 15:53:48.961221  bus: PCI: 00:19.1[0]->I2C: 03:39 enabled
  827 15:53:48.967800  bus: PCI: 00:19.1[0]->I2C: 03:3a enabled
  828 15:53:48.970993  bus: PCI: 00:19.1[0]->I2C: 03:1a enabled
  829 15:53:48.974340  scan_generic_bus for PCI: 00:19.1 done
  830 15:53:48.981179  scan_bus: scanning of bus PCI: 00:19.1 took 22373 usecs
  831 15:53:48.981742  PCI: 00:1c.0 scanning...
  832 15:53:48.984455  
  833 15:53:48.987716  do_pci_scan_bridge for PCI: 00:1c.0
  834 15:53:48.990680  PCI: pci_scan_bus for bus 01
  835 15:53:48.994024  PCI: 01:00.0 [8086/095a] enabled
  836 15:53:48.994588  Capability: type 0x01 @ 0xc8
  837 15:53:48.997340  
  838 15:53:48.997824  Capability: type 0x05 @ 0xd0
  839 15:53:49.000961  Capability: type 0x10 @ 0x40
  840 15:53:49.003894  Capability: type 0x10 @ 0x40
  841 15:53:49.007513  Enabling Common Clock Configuration
  842 15:53:49.014069  L1 Sub-State supported from root port 28
  843 15:53:49.014736  L1 Sub-State Support = 0xf
  844 15:53:49.017147  CommonModeRestoreTime = 0x28
  845 15:53:49.023682  Power On Value = 0x1e, Power On Scale = 0x0
  846 15:53:49.024215  ASPM: Enabled L1
  847 15:53:49.027008  Capability: type 0x01 @ 0xc8
  848 15:53:49.030492  Capability: type 0x05 @ 0xd0
  849 15:53:49.033805  Capability: type 0x10 @ 0x40
  850 15:53:49.040307  scan_bus: scanning of bus PCI: 00:1c.0 took 53523 usecs
  851 15:53:49.040874  PCI: 00:1e.2 scanning...
  852 15:53:49.043584  scan_generic_bus for PCI: 00:1e.2
  853 15:53:49.050392  bus: PCI: 00:1e.2[0]->SPI: 00 enabled
  854 15:53:49.053694  scan_generic_bus for PCI: 00:1e.2 done
  855 15:53:49.056677  scan_bus: scanning of bus PCI: 00:1e.2 took 13865 usecs
  856 15:53:49.059854  PCI: 00:1f.0 scanning...
  857 15:53:49.063289  scan_lpc_bus for PCI: 00:1f.0
  858 15:53:49.066642  PNP: 0c09.0 enabled
  859 15:53:49.069869  scan_lpc_bus for PCI: 00:1f.0 done
  860 15:53:49.076900  scan_bus: scanning of bus PCI: 00:1f.0 took 11315 usecs
  861 15:53:49.077462  PCI: 00:1f.2 scanning...
  862 15:53:49.079644  scan_lpc_bus for PCI: 00:1f.2
  863 15:53:49.083029  scan_lpc_bus for PCI: 00:1f.2 done
  864 15:53:49.089811  scan_bus: scanning of bus PCI: 00:1f.2 took 9265 usecs
  865 15:53:49.093299  PCI: 00:1f.3 scanning...
  866 15:53:49.096225  scan_bus: scanning of bus PCI: 00:1f.3 took 2718 usecs
  867 15:53:49.100003  PCI: 00:1f.4 scanning...
  868 15:53:49.102816  scan_generic_bus for PCI: 00:1f.4
  869 15:53:49.106277  scan_generic_bus for PCI: 00:1f.4 done
  870 15:53:49.109339  
  871 15:53:49.112594  scan_bus: scanning of bus PCI: 00:1f.4 took 10046 usecs
  872 15:53:49.116035  PCI: 00:1f.5 scanning...
  873 15:53:49.119295  scan_generic_bus for PCI: 00:1f.5
  874 15:53:49.122594  scan_generic_bus for PCI: 00:1f.5 done
  875 15:53:49.129136  scan_bus: scanning of bus PCI: 00:1f.5 took 10048 usecs
  876 15:53:49.135916  scan_bus: scanning of bus DOMAIN: 0000 took 466086 usecs
  877 15:53:49.139154  root_dev_scan_bus for Root Device done
  878 15:53:49.142433  scan_bus: scanning of bus Root Device took 486186 usecs
  879 15:53:49.145954  done
  880 15:53:49.149156  Chrome EC: UHEPI supported
  881 15:53:49.155698  FMAP: area RECOVERY_MRC_CACHE found @ 9d0000 (65536 bytes)
  882 15:53:49.159023  MRC: Checking cached data update for 'RECOVERY_MRC_CACHE'.
  883 15:53:49.168958  SF: Detected FAST_SPI Hardware Sequencer with sector size 0x1000, total 0x1000000
  884 15:53:49.175619  FMAP: area UNIFIED_MRC_CACHE found @ 9d0000 (131072 bytes)
  885 15:53:49.179074  SPI flash protection: WPSW=0 SRP0=1
  886 15:53:49.182298  MRC: NOT enabling PRR for 'UNIFIED_MRC_CACHE'.
  887 15:53:49.189014  BS: BS_DEV_ENUMERATE times (us): entry 0 run 825955 exit 39251
  888 15:53:49.191932  found VGA at PCI: 00:02.0
  889 15:53:49.195128  Setting up VGA for PCI: 00:02.0
  890 15:53:49.201842  Setting PCI_BRIDGE_CTL_VGA for bridge DOMAIN: 0000
  891 15:53:49.205027  Setting PCI_BRIDGE_CTL_VGA for bridge Root Device
  892 15:53:49.208375  Allocating resources...
  893 15:53:49.211675  Reading resources...
  894 15:53:49.214883  Root Device read_resources bus 0 link: 0
  895 15:53:49.218198  CPU_CLUSTER: 0 read_resources bus 0 link: 0
  896 15:53:49.225003  CPU_CLUSTER: 0 read_resources bus 0 link: 0 done
  897 15:53:49.228314  DOMAIN: 0000 read_resources bus 0 link: 0
  898 15:53:49.234745  PCI: 00:14.0 read_resources bus 0 link: 0
  899 15:53:49.238083  USB0 port 0 read_resources bus 0 link: 0
  900 15:53:49.244558  USB0 port 0 read_resources bus 0 link: 0 done
  901 15:53:49.247797  PCI: 00:14.0 read_resources bus 0 link: 0 done
  902 15:53:49.251271  PCI: 00:15.0 read_resources bus 1 link: 0
  903 15:53:49.258078  PCI: 00:15.0 read_resources bus 1 link: 0 done
  904 15:53:49.261352  PCI: 00:15.1 read_resources bus 2 link: 0
  905 15:53:49.267963  PCI: 00:15.1 read_resources bus 2 link: 0 done
  906 15:53:49.271517  PCI: 00:19.1 read_resources bus 3 link: 0
  907 15:53:49.278131  PCI: 00:19.1 read_resources bus 3 link: 0 done
  908 15:53:49.281244  PCI: 00:1c.0 read_resources bus 1 link: 0
  909 15:53:49.287892  PCI: 00:1c.0 read_resources bus 1 link: 0 done
  910 15:53:49.291287  PCI: 00:1e.2 read_resources bus 4 link: 0
  911 15:53:49.297728  PCI: 00:1e.2 read_resources bus 4 link: 0 done
  912 15:53:49.301258  PCI: 00:1f.0 read_resources bus 0 link: 0
  913 15:53:49.307726  PCI: 00:1f.0 read_resources bus 0 link: 0 done
  914 15:53:49.314476  DOMAIN: 0000 read_resources bus 0 link: 0 done
  915 15:53:49.317813  Root Device read_resources bus 0 link: 0 done
  916 15:53:49.321372  Done reading resources.
  917 15:53:49.324487  Show resources in subtree (Root Device)...After reading.
  918 15:53:49.330823   Root Device child on link 0 CPU_CLUSTER: 0
  919 15:53:49.334122    CPU_CLUSTER: 0 child on link 0 APIC: 00
  920 15:53:49.334644     APIC: 00
  921 15:53:49.337718     APIC: 01
  922 15:53:49.338344     APIC: 03
  923 15:53:49.341018     APIC: 02
  924 15:53:49.344334    DOMAIN: 0000 child on link 0 PCI: 00:00.0
  925 15:53:49.354332    DOMAIN: 0000 resource base 0 size 0 align 0 gran 0 limit ffff flags 40040100 index 10000000
  926 15:53:49.364005    DOMAIN: 0000 resource base 0 size 0 align 0 gran 0 limit ffffffff flags 40040200 index 10000100
  927 15:53:49.364548     PCI: 00:00.0
  928 15:53:49.373729     PCI: 00:00.0 resource base e0000000 size 4000000 align 0 gran 0 limit 0 flags f0000200 index 0
  929 15:53:49.384065     PCI: 00:00.0 resource base fed10000 size 8000 align 0 gran 0 limit 0 flags f0000200 index 1
  930 15:53:49.393700     PCI: 00:00.0 resource base fed18000 size 1000 align 0 gran 0 limit 0 flags f0000200 index 2
  931 15:53:49.400385     PCI: 00:00.0 resource base fed19000 size 1000 align 0 gran 0 limit 0 flags f0000200 index 3
  932 15:53:49.410276     PCI: 00:00.0 resource base fed84000 size 1000 align 0 gran 0 limit 0 flags f0000200 index 4
  933 15:53:49.420330     PCI: 00:00.0 resource base fed80000 size 4000 align 0 gran 0 limit 0 flags f0000200 index 5
  934 15:53:49.429999     PCI: 00:00.0 resource base fed90000 size 1000 align 0 gran 0 limit 0 flags f0000200 index 6
  935 15:53:49.440288     PCI: 00:00.0 resource base fed91000 size 1000 align 0 gran 0 limit 0 flags f0000200 index 7
  936 15:53:49.446763     PCI: 00:00.0 resource base 0 size a0000 align 0 gran 0 limit 0 flags e0004200 index 8
  937 15:53:49.456508     PCI: 00:00.0 resource base c0000 size 7af40000 align 0 gran 0 limit 0 flags e0004200 index 9
  938 15:53:49.466455     PCI: 00:00.0 resource base 7b000000 size 800000 align 0 gran 0 limit 0 flags f0004200 index b
  939 15:53:49.476509     PCI: 00:00.0 resource base 7b800000 size 4800000 align 0 gran 0 limit 0 flags f0000200 index c
  940 15:53:49.486196     PCI: 00:00.0 resource base 100000000 size 7f000000 align 0 gran 0 limit 0 flags e0004200 index d
  941 15:53:49.496244     PCI: 00:00.0 resource base a0000 size 20000 align 0 gran 0 limit 0 flags f0000200 index e
  942 15:53:49.503105     PCI: 00:00.0 resource base c0000 size 40000 align 0 gran 0 limit 0 flags f0004200 index f
  943 15:53:49.506382  
  944 15:53:49.506967     PCI: 00:02.0
  945 15:53:49.516249     PCI: 00:02.0 resource base 0 size 1000000 align 24 gran 24 limit ffffffffffffffff flags 201 index 10
  946 15:53:49.525947     PCI: 00:02.0 resource base 0 size 10000000 align 28 gran 28 limit ffffffffffffffff flags 1201 index 18
  947 15:53:49.535754     PCI: 00:02.0 resource base 0 size 40 align 6 gran 6 limit ffff flags 100 index 20
  948 15:53:49.536250     PCI: 00:04.0
  949 15:53:49.546165     PCI: 00:04.0 resource base 0 size 8000 align 15 gran 15 limit ffffffffffffffff flags 201 index 10
  950 15:53:49.549413     PCI: 00:08.0
  951 15:53:49.559224     PCI: 00:08.0 resource base 0 size 1000 align 12 gran 12 limit ffffffffffffffff flags 201 index 10
  952 15:53:49.562587     PCI: 00:14.0 child on link 0 USB0 port 0
  953 15:53:49.572468     PCI: 00:14.0 resource base 0 size 10000 align 16 gran 16 limit ffffffffffffffff flags 201 index 10
  954 15:53:49.575649      USB0 port 0 child on link 0 USB2 port 0
  955 15:53:49.578778       USB2 port 0
  956 15:53:49.579264       USB2 port 1
  957 15:53:49.582075  
  958 15:53:49.582625       USB2 port 2
  959 15:53:49.585818       USB2 port 4
  960 15:53:49.586457       USB2 port 8
  961 15:53:49.588993     PCI: 00:14.1
  962 15:53:49.589481     PCI: 00:14.2
  963 15:53:49.598733     PCI: 00:14.2 resource base 0 size 1000 align 12 gran 12 limit ffffffffffffffff flags 201 index 10
  964 15:53:49.602258     PCI: 00:15.0 child on link 0 I2C: 01:5c
  965 15:53:49.612108     PCI: 00:15.0 resource base 0 size 1000 align 12 gran 12 limit ffffffffffffffff flags 201 index 10
  966 15:53:49.615761      I2C: 01:5c
  967 15:53:49.618657     PCI: 00:15.1 child on link 0 I2C: 02:15
  968 15:53:49.628516     PCI: 00:15.1 resource base 0 size 1000 align 12 gran 12 limit ffffffffffffffff flags 201 index 10
  969 15:53:49.631934      I2C: 02:15
  970 15:53:49.632419     PCI: 00:15.2
  971 15:53:49.635149     PCI: 00:15.3
  972 15:53:49.635633     PCI: 00:16.0
  973 15:53:49.645301     PCI: 00:16.0 resource base 0 size 1000 align 12 gran 12 limit ffffffffffffffff flags 201 index 10
  974 15:53:49.648825     PCI: 00:16.1
  975 15:53:49.649412     PCI: 00:16.2
  976 15:53:49.651834     PCI: 00:16.3
  977 15:53:49.652460     PCI: 00:16.4
  978 15:53:49.654965     PCI: 00:17.0
  979 15:53:49.655469     PCI: 00:19.0
  980 15:53:49.665095     PCI: 00:19.0 resource base fe034000 size 1000 align 12 gran 12 limit ffffffffffffffff flags c0000200 index 10
  981 15:53:49.674933     PCI: 00:19.0 resource base 0 size 1000 align 12 gran 12 limit ffffffffffffffff flags 201 index 18
  982 15:53:49.681564     PCI: 00:19.1 child on link 0 I2C: 03:39
  983 15:53:49.691206     PCI: 00:19.1 resource base 0 size 1000 align 12 gran 12 limit ffffffffffffffff flags 201 index 10
  984 15:53:49.691777      I2C: 03:39
  985 15:53:49.694705      I2C: 03:3a
  986 15:53:49.695214      I2C: 03:1a
  987 15:53:49.698174     PCI: 00:19.2
  988 15:53:49.701625     PCI: 00:1c.0 child on link 0 PCI: 01:00.0
  989 15:53:49.711323     PCI: 00:1c.0 resource base 0 size 0 align 12 gran 12 limit ffff flags 80102 index 1c
  990 15:53:49.721285     PCI: 00:1c.0 resource base 0 size 0 align 20 gran 20 limit ffffffffffffffff flags 81202 index 24
  991 15:53:49.727905     PCI: 00:1c.0 resource base 0 size 0 align 20 gran 20 limit ffffffff flags 80202 index 20
  992 15:53:49.731292      PCI: 01:00.0
  993 15:53:49.741093      PCI: 01:00.0 resource base 0 size 2000 align 13 gran 13 limit ffffffffffffffff flags 201 index 10
  994 15:53:49.741595     PCI: 00:1c.1
  995 15:53:49.744490     PCI: 00:1c.2
  996 15:53:49.744971     PCI: 00:1c.3
  997 15:53:49.748093     PCI: 00:1c.4
  998 15:53:49.748677     PCI: 00:1c.5
  999 15:53:49.750953     PCI: 00:1c.6
 1000 15:53:49.751607     PCI: 00:1c.7
 1001 15:53:49.754380     PCI: 00:1d.0
 1002 15:53:49.754956     PCI: 00:1d.1
 1003 15:53:49.757679     PCI: 00:1d.2
 1004 15:53:49.758158     PCI: 00:1d.3
 1005 15:53:49.761185     PCI: 00:1e.0
 1006 15:53:49.770717     PCI: 00:1e.0 resource base 0 size 1000 align 12 gran 12 limit ffffffffffffffff flags 201 index 10
 1007 15:53:49.771295     PCI: 00:1e.1
 1008 15:53:49.777320     PCI: 00:1e.2 child on link 0 SPI: 00
 1009 15:53:49.787332     PCI: 00:1e.2 resource base 0 size 1000 align 12 gran 12 limit ffffffffffffffff flags 201 index 10
 1010 15:53:49.787977      SPI: 00
 1011 15:53:49.788367     PCI: 00:1e.3
 1012 15:53:49.790624  
 1013 15:53:49.791121     PCI: 00:1e.4
 1014 15:53:49.800909     PCI: 00:1e.4 resource base 0 size 1000 align 12 gran 12 limit ffffffffffffffff flags 201 index 10
 1015 15:53:49.801486     PCI: 00:1e.5
 1016 15:53:49.803941  
 1017 15:53:49.804427     PCI: 00:1e.6
 1018 15:53:49.814069     PCI: 00:1e.6 resource base 0 size 1000 align 12 gran 12 limit ffffffffffffffff flags 201 index 10
 1019 15:53:49.817160     PCI: 00:1f.0 child on link 0 PNP: 0c09.0
 1020 15:53:49.827206     PCI: 00:1f.0 resource base 0 size 1000 align 0 gran 0 limit 0 flags c0000100 index 0
 1021 15:53:49.827759      PNP: 0c09.0
 1022 15:53:49.836880      PNP: 0c09.0 resource base 800 size 1ff align 0 gran 0 limit 0 flags c0000100 index 0
 1023 15:53:49.840332     PCI: 00:1f.1
 1024 15:53:49.840823     PCI: 00:1f.2
 1025 15:53:49.850426     PCI: 00:1f.2 resource base 0 size 4000 align 14 gran 14 limit ffffffff flags 200 index 10
 1026 15:53:49.860480     PCI: 00:1f.2 resource base fe000000 size 10000 align 0 gran 0 limit 0 flags d0000200 index 48
 1027 15:53:49.866811     PCI: 00:1f.2 resource base 1800 size 100 align 0 gran 0 limit 0 flags c0000100 index 40
 1028 15:53:49.870105     PCI: 00:1f.3
 1029 15:53:49.880059     PCI: 00:1f.3 resource base 0 size 4000 align 14 gran 14 limit ffffffffffffffff flags 201 index 10
 1030 15:53:49.890324     PCI: 00:1f.3 resource base 0 size 10000 align 16 gran 16 limit ffffffffffffffff flags 201 index 20
 1031 15:53:49.890906     PCI: 00:1f.4
 1032 15:53:49.899842     PCI: 00:1f.4 resource base efa0 size 20 align 0 gran 0 limit efbf flags f0000100 index 20
 1033 15:53:49.909449     PCI: 00:1f.4 resource base 0 size 100 align 12 gran 8 limit ffffffffffffffff flags 201 index 10
 1034 15:53:49.913312     PCI: 00:1f.5
 1035 15:53:49.919941     PCI: 00:1f.5 resource base 0 size 1000 align 12 gran 12 limit ffffffff flags 200 index 10
 1036 15:53:49.923098     PCI: 00:1f.6
 1037 15:53:49.929583  DOMAIN: 0000 io: base: 0 size: 0 align: 0 gran: 0 limit: ffff
 1038 15:53:49.936004  PCI: 00:1c.0 io: base: 0 size: 0 align: 12 gran: 12 limit: ffff
 1039 15:53:49.942847  PCI: 00:1c.0 io: base: 0 size: 0 align: 12 gran: 12 limit: ffff done
 1040 15:53:49.946045  PCI: 00:02.0 20 *  [0x0 - 0x3f] io
 1041 15:53:49.952589  DOMAIN: 0000 io: base: 40 size: 40 align: 6 gran: 0 limit: ffff done
 1042 15:53:49.959199  DOMAIN: 0000 mem: base: 0 size: 0 align: 0 gran: 0 limit: ffffffff
 1043 15:53:49.965825  PCI: 00:1c.0 prefmem: base: 0 size: 0 align: 20 gran: 20 limit: ffffffffffffffff
 1044 15:53:50.018248  PCI: 00:1c.0 prefmem: base: 0 size: 0 align: 20 gran: 20 limit: ffffffffffffffff done
 1045 15:53:50.018384  PCI: 00:1c.0 mem: base: 0 size: 0 align: 20 gran: 20 limit: ffffffff
 1046 15:53:50.018678  PCI: 01:00.0 10 *  [0x0 - 0x1fff] mem
 1047 15:53:50.018753  PCI: 00:1c.0 mem: base: 2000 size: 100000 align: 20 gran: 20 limit: ffffffff done
 1048 15:53:50.018818  PCI: 00:02.0 18 *  [0x0 - 0xfffffff] prefmem
 1049 15:53:50.018879  PCI: 00:02.0 10 *  [0x10000000 - 0x10ffffff] mem
 1050 15:53:50.019123  PCI: 00:1c.0 20 *  [0x11000000 - 0x110fffff] mem
 1051 15:53:50.019189  PCI: 00:14.0 10 *  [0x11100000 - 0x1110ffff] mem
 1052 15:53:50.019248  PCI: 00:1f.3 20 *  [0x11110000 - 0x1111ffff] mem
 1053 15:53:50.068168  PCI: 00:04.0 10 *  [0x11120000 - 0x11127fff] mem
 1054 15:53:50.068346  PCI: 00:1f.2 10 *  [0x11128000 - 0x1112bfff] mem
 1055 15:53:50.068444  PCI: 00:1f.3 10 *  [0x1112c000 - 0x1112ffff] mem
 1056 15:53:50.068596  PCI: 00:08.0 10 *  [0x11130000 - 0x11130fff] mem
 1057 15:53:50.068883  PCI: 00:14.2 10 *  [0x11131000 - 0x11131fff] mem
 1058 15:53:50.068959  PCI: 00:15.0 10 *  [0x11132000 - 0x11132fff] mem
 1059 15:53:50.069068  PCI: 00:15.1 10 *  [0x11133000 - 0x11133fff] mem
 1060 15:53:50.069133  PCI: 00:16.0 10 *  [0x11134000 - 0x11134fff] mem
 1061 15:53:50.069193  PCI: 00:19.0 18 *  [0x11135000 - 0x11135fff] mem
 1062 15:53:50.069256  PCI: 00:19.1 10 *  [0x11136000 - 0x11136fff] mem
 1063 15:53:50.093091  PCI: 00:1e.0 10 *  [0x11137000 - 0x11137fff] mem
 1064 15:53:50.093233  PCI: 00:1e.2 10 *  [0x11138000 - 0x11138fff] mem
 1065 15:53:50.093528  PCI: 00:1e.4 10 *  [0x11139000 - 0x11139fff] mem
 1066 15:53:50.093603  PCI: 00:1e.6 10 *  [0x1113a000 - 0x1113afff] mem
 1067 15:53:50.093849  PCI: 00:1f.5 10 *  [0x1113b000 - 0x1113bfff] mem
 1068 15:53:50.096750  PCI: 00:1f.4 10 *  [0x1113c000 - 0x1113c0ff] mem
 1069 15:53:50.103630  DOMAIN: 0000 mem: base: 1113c100 size: 1113c100 align: 28 gran: 0 limit: ffffffff done
 1070 15:53:50.107011  avoid_fixed_resources: DOMAIN: 0000
 1071 15:53:50.113419  avoid_fixed_resources:@DOMAIN: 0000 10000000 limit 0000ffff
 1072 15:53:50.120119  avoid_fixed_resources:@DOMAIN: 0000 10000100 limit ffffffff
 1073 15:53:50.126934  constrain_resources: PCI: 00:00.0 00 base e0000000 limit e3ffffff mem (fixed)
 1074 15:53:50.133155  constrain_resources: PCI: 00:00.0 08 base 00000000 limit 0009ffff mem (fixed)
 1075 15:53:50.143119  constrain_resources: PCI: 00:00.0 09 base 000c0000 limit 7affffff mem (fixed)
 1076 15:53:50.149817  constrain_resources: PCI: 00:00.0 0b base 7b000000 limit 7b7fffff mem (fixed)
 1077 15:53:50.156531  constrain_resources: PCI: 00:00.0 0c base 7b800000 limit 7fffffff mem (fixed)
 1078 15:53:50.166190  constrain_resources: PCI: 00:1f.0 00 base 00000000 limit 00000fff io (fixed)
 1079 15:53:50.172807  constrain_resources: PCI: 00:1f.2 40 base 00001800 limit 000018ff io (fixed)
 1080 15:53:50.179588  constrain_resources: PCI: 00:1f.4 20 base 0000efa0 limit 0000efbf io (fixed)
 1081 15:53:50.186349  avoid_fixed_resources:@DOMAIN: 0000 10000000 base 00001900 limit 0000ef9f
 1082 15:53:50.189884  
 1083 15:53:50.196498  avoid_fixed_resources:@DOMAIN: 0000 10000100 base c0000000 limit dfffffff
 1084 15:53:50.196668  Setting resources...
 1085 15:53:50.202641  DOMAIN: 0000 io: base:1900 size:40 align:6 gran:0 limit:ef9f
 1086 15:53:50.206302  PCI: 00:02.0 20 *  [0x1c00 - 0x1c3f] io
 1087 15:53:50.212547  DOMAIN: 0000 io: next_base: 1c40 size: 40 align: 6 gran: 0 done
 1088 15:53:50.219498  PCI: 00:1c.0 io: base:ef9f size:0 align:12 gran:12 limit:ef9f
 1089 15:53:50.226159  PCI: 00:1c.0 io: next_base: ef9f size: 0 align: 12 gran: 12 done
 1090 15:53:50.232394  DOMAIN: 0000 mem: base:c0000000 size:1113c100 align:28 gran:0 limit:dfffffff
 1091 15:53:50.239317  PCI: 00:02.0 18 *  [0xc0000000 - 0xcfffffff] prefmem
 1092 15:53:50.242566  PCI: 00:02.0 10 *  [0xd0000000 - 0xd0ffffff] mem
 1093 15:53:50.245662  
 1094 15:53:50.248908  PCI: 00:1c.0 20 *  [0xd1000000 - 0xd10fffff] mem
 1095 15:53:50.252310  PCI: 00:14.0 10 *  [0xd1100000 - 0xd110ffff] mem
 1096 15:53:50.258792  PCI: 00:1f.3 20 *  [0xd1110000 - 0xd111ffff] mem
 1097 15:53:50.262123  PCI: 00:04.0 10 *  [0xd1120000 - 0xd1127fff] mem
 1098 15:53:50.268735  PCI: 00:1f.2 10 *  [0xd1128000 - 0xd112bfff] mem
 1099 15:53:50.272362  PCI: 00:1f.3 10 *  [0xd112c000 - 0xd112ffff] mem
 1100 15:53:50.278816  PCI: 00:08.0 10 *  [0xd1130000 - 0xd1130fff] mem
 1101 15:53:50.282170  PCI: 00:14.2 10 *  [0xd1131000 - 0xd1131fff] mem
 1102 15:53:50.288784  PCI: 00:15.0 10 *  [0xd1132000 - 0xd1132fff] mem
 1103 15:53:50.292114  PCI: 00:15.1 10 *  [0xd1133000 - 0xd1133fff] mem
 1104 15:53:50.298682  PCI: 00:16.0 10 *  [0xd1134000 - 0xd1134fff] mem
 1105 15:53:50.301993  PCI: 00:19.0 18 *  [0xd1135000 - 0xd1135fff] mem
 1106 15:53:50.308378  PCI: 00:19.1 10 *  [0xd1136000 - 0xd1136fff] mem
 1107 15:53:50.311806  PCI: 00:1e.0 10 *  [0xd1137000 - 0xd1137fff] mem
 1108 15:53:50.318428  PCI: 00:1e.2 10 *  [0xd1138000 - 0xd1138fff] mem
 1109 15:53:50.321635  PCI: 00:1e.4 10 *  [0xd1139000 - 0xd1139fff] mem
 1110 15:53:50.328275  PCI: 00:1e.6 10 *  [0xd113a000 - 0xd113afff] mem
 1111 15:53:50.331605  PCI: 00:1f.5 10 *  [0xd113b000 - 0xd113bfff] mem
 1112 15:53:50.339801  PCI: 00:1f.4 10 *  [0xd113c000 - 0xd113c0ff] mem
 1113 15:53:50.344626  DOMAIN: 0000 mem: next_base: d113c100 size: 1113c100 align: 28 gran: 0 done
 1114 15:53:50.351418  PCI: 00:1c.0 prefmem: base:dfffffff size:0 align:20 gran:20 limit:dfffffff
 1115 15:53:50.357866  PCI: 00:1c.0 prefmem: next_base: dfffffff size: 0 align: 20 gran: 20 done
 1116 15:53:50.364409  PCI: 00:1c.0 mem: base:d1000000 size:100000 align:20 gran:20 limit:d10fffff
 1117 15:53:50.371033  PCI: 01:00.0 10 *  [0xd1000000 - 0xd1001fff] mem
 1118 15:53:50.377865  PCI: 00:1c.0 mem: next_base: d1002000 size: 100000 align: 20 gran: 20 done
 1119 15:53:50.381191  Root Device assign_resources, bus 0 link: 0
 1120 15:53:50.387597  DOMAIN: 0000 assign_resources, bus 0 link: 0
 1121 15:53:50.394140  PCI: 00:02.0 10 <- [0x00d0000000 - 0x00d0ffffff] size 0x01000000 gran 0x18 mem64
 1122 15:53:50.404606  PCI: 00:02.0 18 <- [0x00c0000000 - 0x00cfffffff] size 0x10000000 gran 0x1c prefmem64
 1123 15:53:50.410984  PCI: 00:02.0 20 <- [0x0000001c00 - 0x0000001c3f] size 0x00000040 gran 0x06 io
 1124 15:53:50.421011  PCI: 00:04.0 10 <- [0x00d1120000 - 0x00d1127fff] size 0x00008000 gran 0x0f mem64
 1125 15:53:50.427449  PCI: 00:08.0 10 <- [0x00d1130000 - 0x00d1130fff] size 0x00001000 gran 0x0c mem64
 1126 15:53:50.437063  PCI: 00:14.0 10 <- [0x00d1100000 - 0x00d110ffff] size 0x00010000 gran 0x10 mem64
 1127 15:53:50.440354  PCI: 00:14.0 assign_resources, bus 0 link: 0
 1128 15:53:50.443710  PCI: 00:14.0 assign_resources, bus 0 link: 0
 1129 15:53:50.453675  PCI: 00:14.2 10 <- [0x00d1131000 - 0x00d1131fff] size 0x00001000 gran 0x0c mem64
 1130 15:53:50.460402  PCI: 00:15.0 10 <- [0x00d1132000 - 0x00d1132fff] size 0x00001000 gran 0x0c mem64
 1131 15:53:50.466739  PCI: 00:15.0 assign_resources, bus 1 link: 0
 1132 15:53:50.470273  PCI: 00:15.0 assign_resources, bus 1 link: 0
 1133 15:53:50.480246  PCI: 00:15.1 10 <- [0x00d1133000 - 0x00d1133fff] size 0x00001000 gran 0x0c mem64
 1134 15:53:50.483401  PCI: 00:15.1 assign_resources, bus 2 link: 0
 1135 15:53:50.486674  PCI: 00:15.1 assign_resources, bus 2 link: 0
 1136 15:53:50.496572  PCI: 00:16.0 10 <- [0x00d1134000 - 0x00d1134fff] size 0x00001000 gran 0x0c mem64
 1137 15:53:50.503101  PCI: 00:19.0 18 <- [0x00d1135000 - 0x00d1135fff] size 0x00001000 gran 0x0c mem64
 1138 15:53:50.513392  PCI: 00:19.1 10 <- [0x00d1136000 - 0x00d1136fff] size 0x00001000 gran 0x0c mem64
 1139 15:53:50.516270  PCI: 00:19.1 assign_resources, bus 3 link: 0
 1140 15:53:50.522868  PCI: 00:19.1 assign_resources, bus 3 link: 0
 1141 15:53:50.529428  PCI: 00:1c.0 1c <- [0x000000ef9f - 0x000000ef9e] size 0x00000000 gran 0x0c bus 01 io
 1142 15:53:50.539435  PCI: 00:1c.0 24 <- [0x00dfffffff - 0x00dffffffe] size 0x00000000 gran 0x14 bus 01 prefmem
 1143 15:53:50.546343  PCI: 00:1c.0 20 <- [0x00d1000000 - 0x00d10fffff] size 0x00100000 gran 0x14 bus 01 mem
 1144 15:53:50.552612  PCI: 00:1c.0 assign_resources, bus 1 link: 0
 1145 15:53:50.559457  PCI: 01:00.0 10 <- [0x00d1000000 - 0x00d1001fff] size 0x00002000 gran 0x0d mem64
 1146 15:53:50.566240  PCI: 00:1c.0 assign_resources, bus 1 link: 0
 1147 15:53:50.572405  PCI: 00:1e.0 10 <- [0x00d1137000 - 0x00d1137fff] size 0x00001000 gran 0x0c mem64
 1148 15:53:50.582682  PCI: 00:1e.2 10 <- [0x00d1138000 - 0x00d1138fff] size 0x00001000 gran 0x0c mem64
 1149 15:53:50.585736  PCI: 00:1e.2 assign_resources, bus 4 link: 0
 1150 15:53:50.589227  PCI: 00:1e.2 assign_resources, bus 4 link: 0
 1151 15:53:50.599086  PCI: 00:1e.4 10 <- [0x00d1139000 - 0x00d1139fff] size 0x00001000 gran 0x0c mem64
 1152 15:53:50.605589  PCI: 00:1e.6 10 <- [0x00d113a000 - 0x00d113afff] size 0x00001000 gran 0x0c mem64
 1153 15:53:50.612392  PCI: 00:1f.0 assign_resources, bus 0 link: 0
 1154 15:53:50.615793  PCI: 00:1f.0 assign_resources, bus 0 link: 0
 1155 15:53:50.622200  LPC: Trying to open IO window from 800 size 1ff
 1156 15:53:50.628891  PCI: 00:1f.2 10 <- [0x00d1128000 - 0x00d112bfff] size 0x00004000 gran 0x0e mem
 1157 15:53:50.638527  PCI: 00:1f.3 10 <- [0x00d112c000 - 0x00d112ffff] size 0x00004000 gran 0x0e mem64
 1158 15:53:50.645148  PCI: 00:1f.3 20 <- [0x00d1110000 - 0x00d111ffff] size 0x00010000 gran 0x10 mem64
 1159 15:53:50.651759  PCI: 00:1f.4 10 <- [0x00d113c000 - 0x00d113c0ff] size 0x00000100 gran 0x08 mem64
 1160 15:53:50.661804  PCI: 00:1f.5 10 <- [0x00d113b000 - 0x00d113bfff] size 0x00001000 gran 0x0c mem
 1161 15:53:50.664840  DOMAIN: 0000 assign_resources, bus 0 link: 0
 1162 15:53:50.671593  Root Device assign_resources, bus 0 link: 0
 1163 15:53:50.671795  Done setting resources.
 1164 15:53:50.678433  Show resources in subtree (Root Device)...After assigning values.
 1165 15:53:50.684669   Root Device child on link 0 CPU_CLUSTER: 0
 1166 15:53:50.688219    CPU_CLUSTER: 0 child on link 0 APIC: 00
 1167 15:53:50.688420     APIC: 00
 1168 15:53:50.691567     APIC: 01
 1169 15:53:50.691768     APIC: 03
 1170 15:53:50.691879     APIC: 02
 1171 15:53:50.694630  
 1172 15:53:50.698140    DOMAIN: 0000 child on link 0 PCI: 00:00.0
 1173 15:53:50.707891    DOMAIN: 0000 resource base 1900 size 40 align 6 gran 0 limit ef9f flags 40040100 index 10000000
 1174 15:53:50.717728    DOMAIN: 0000 resource base c0000000 size 1113c100 align 28 gran 0 limit dfffffff flags 40040200 index 10000100
 1175 15:53:50.721104     PCI: 00:00.0
 1176 15:53:50.727831     PCI: 00:00.0 resource base e0000000 size 4000000 align 0 gran 0 limit 0 flags f0000200 index 0
 1177 15:53:50.731177  
 1178 15:53:50.737965     PCI: 00:00.0 resource base fed10000 size 8000 align 0 gran 0 limit 0 flags f0000200 index 1
 1179 15:53:50.748038     PCI: 00:00.0 resource base fed18000 size 1000 align 0 gran 0 limit 0 flags f0000200 index 2
 1180 15:53:50.757785     PCI: 00:00.0 resource base fed19000 size 1000 align 0 gran 0 limit 0 flags f0000200 index 3
 1181 15:53:50.767404     PCI: 00:00.0 resource base fed84000 size 1000 align 0 gran 0 limit 0 flags f0000200 index 4
 1182 15:53:50.777275     PCI: 00:00.0 resource base fed80000 size 4000 align 0 gran 0 limit 0 flags f0000200 index 5
 1183 15:53:50.784106     PCI: 00:00.0 resource base fed90000 size 1000 align 0 gran 0 limit 0 flags f0000200 index 6
 1184 15:53:50.793839     PCI: 00:00.0 resource base fed91000 size 1000 align 0 gran 0 limit 0 flags f0000200 index 7
 1185 15:53:50.803789     PCI: 00:00.0 resource base 0 size a0000 align 0 gran 0 limit 0 flags e0004200 index 8
 1186 15:53:50.814003     PCI: 00:00.0 resource base c0000 size 7af40000 align 0 gran 0 limit 0 flags e0004200 index 9
 1187 15:53:50.824279     PCI: 00:00.0 resource base 7b000000 size 800000 align 0 gran 0 limit 0 flags f0004200 index b
 1188 15:53:50.833974     PCI: 00:00.0 resource base 7b800000 size 4800000 align 0 gran 0 limit 0 flags f0000200 index c
 1189 15:53:50.843925     PCI: 00:00.0 resource base 100000000 size 7f000000 align 0 gran 0 limit 0 flags e0004200 index d
 1190 15:53:50.850321     PCI: 00:00.0 resource base a0000 size 20000 align 0 gran 0 limit 0 flags f0000200 index e
 1191 15:53:50.860175     PCI: 00:00.0 resource base c0000 size 40000 align 0 gran 0 limit 0 flags f0004200 index f
 1192 15:53:50.863350     PCI: 00:02.0
 1193 15:53:50.873353     PCI: 00:02.0 resource base d0000000 size 1000000 align 24 gran 24 limit d0ffffff flags 60000201 index 10
 1194 15:53:50.883251     PCI: 00:02.0 resource base c0000000 size 10000000 align 28 gran 28 limit cfffffff flags 60001201 index 18
 1195 15:53:50.893187     PCI: 00:02.0 resource base 1c00 size 40 align 6 gran 6 limit 1c3f flags 60000100 index 20
 1196 15:53:50.893789     PCI: 00:04.0
 1197 15:53:50.902957     PCI: 00:04.0 resource base d1120000 size 8000 align 15 gran 15 limit d1127fff flags 60000201 index 10
 1198 15:53:50.906334     PCI: 00:08.0
 1199 15:53:50.916292     PCI: 00:08.0 resource base d1130000 size 1000 align 12 gran 12 limit d1130fff flags 60000201 index 10
 1200 15:53:50.920010     PCI: 00:14.0 child on link 0 USB0 port 0
 1201 15:53:50.929718     PCI: 00:14.0 resource base d1100000 size 10000 align 16 gran 16 limit d110ffff flags 60000201 index 10
 1202 15:53:50.936552      USB0 port 0 child on link 0 USB2 port 0
 1203 15:53:50.937152       USB2 port 0
 1204 15:53:50.939848       USB2 port 1
 1205 15:53:50.940438       USB2 port 2
 1206 15:53:50.942942       USB2 port 4
 1207 15:53:50.943427       USB2 port 8
 1208 15:53:50.946505     PCI: 00:14.1
 1209 15:53:50.947096     PCI: 00:14.2
 1210 15:53:50.959310     PCI: 00:14.2 resource base d1131000 size 1000 align 12 gran 12 limit d1131fff flags 60000201 index 10
 1211 15:53:50.962444     PCI: 00:15.0 child on link 0 I2C: 01:5c
 1212 15:53:50.972572     PCI: 00:15.0 resource base d1132000 size 1000 align 12 gran 12 limit d1132fff flags 60000201 index 10
 1213 15:53:50.973158      I2C: 01:5c
 1214 15:53:50.978989     PCI: 00:15.1 child on link 0 I2C: 02:15
 1215 15:53:50.989448     PCI: 00:15.1 resource base d1133000 size 1000 align 12 gran 12 limit d1133fff flags 60000201 index 10
 1216 15:53:50.990064      I2C: 02:15
 1217 15:53:50.992699     PCI: 00:15.2
 1218 15:53:50.993276     PCI: 00:15.3
 1219 15:53:50.995523     PCI: 00:16.0
 1220 15:53:51.005658     PCI: 00:16.0 resource base d1134000 size 1000 align 12 gran 12 limit d1134fff flags 60000201 index 10
 1221 15:53:51.006288     PCI: 00:16.1
 1222 15:53:51.009067     PCI: 00:16.2
 1223 15:53:51.009548     PCI: 00:16.3
 1224 15:53:51.012565     PCI: 00:16.4
 1225 15:53:51.013183     PCI: 00:17.0
 1226 15:53:51.015548     PCI: 00:19.0
 1227 15:53:51.025876     PCI: 00:19.0 resource base fe034000 size 1000 align 12 gran 12 limit ffffffffffffffff flags c0000200 index 10
 1228 15:53:51.035183     PCI: 00:19.0 resource base d1135000 size 1000 align 12 gran 12 limit d1135fff flags 60000201 index 18
 1229 15:53:51.042190     PCI: 00:19.1 child on link 0 I2C: 03:39
 1230 15:53:51.052163     PCI: 00:19.1 resource base d1136000 size 1000 align 12 gran 12 limit d1136fff flags 60000201 index 10
 1231 15:53:51.052825      I2C: 03:39
 1232 15:53:51.055069      I2C: 03:3a
 1233 15:53:51.055553      I2C: 03:1a
 1234 15:53:51.058379     PCI: 00:19.2
 1235 15:53:51.061750     PCI: 00:1c.0 child on link 0 PCI: 01:00.0
 1236 15:53:51.071750     PCI: 00:1c.0 resource base ef9f size 0 align 12 gran 12 limit ef9f flags 60080102 index 1c
 1237 15:53:51.081570     PCI: 00:1c.0 resource base dfffffff size 0 align 20 gran 20 limit dfffffff flags 60081202 index 24
 1238 15:53:51.091219     PCI: 00:1c.0 resource base d1000000 size 100000 align 20 gran 20 limit d10fffff flags 60080202 index 20
 1239 15:53:51.094424      PCI: 01:00.0
 1240 15:53:51.104188      PCI: 01:00.0 resource base d1000000 size 2000 align 13 gran 13 limit d1001fff flags 60000201 index 10
 1241 15:53:51.104366     PCI: 00:1c.1
 1242 15:53:51.107591     PCI: 00:1c.2
 1243 15:53:51.107733     PCI: 00:1c.3
 1244 15:53:51.110886     PCI: 00:1c.4
 1245 15:53:51.111027     PCI: 00:1c.5
 1246 15:53:51.114154     PCI: 00:1c.6
 1247 15:53:51.114288     PCI: 00:1c.7
 1248 15:53:51.117508     PCI: 00:1d.0
 1249 15:53:51.117626     PCI: 00:1d.1
 1250 15:53:51.120768     PCI: 00:1d.2
 1251 15:53:51.120878     PCI: 00:1d.3
 1252 15:53:51.124205     PCI: 00:1e.0
 1253 15:53:51.134104     PCI: 00:1e.0 resource base d1137000 size 1000 align 12 gran 12 limit d1137fff flags 60000201 index 10
 1254 15:53:51.134200     PCI: 00:1e.1
 1255 15:53:51.140624     PCI: 00:1e.2 child on link 0 SPI: 00
 1256 15:53:51.150643     PCI: 00:1e.2 resource base d1138000 size 1000 align 12 gran 12 limit d1138fff flags 60000201 index 10
 1257 15:53:51.150736      SPI: 00
 1258 15:53:51.154014     PCI: 00:1e.3
 1259 15:53:51.154100     PCI: 00:1e.4
 1260 15:53:51.163825     PCI: 00:1e.4 resource base d1139000 size 1000 align 12 gran 12 limit d1139fff flags 60000201 index 10
 1261 15:53:51.167129     PCI: 00:1e.5
 1262 15:53:51.167216     PCI: 00:1e.6
 1263 15:53:51.177138     PCI: 00:1e.6 resource base d113a000 size 1000 align 12 gran 12 limit d113afff flags 60000201 index 10
 1264 15:53:51.183562     PCI: 00:1f.0 child on link 0 PNP: 0c09.0
 1265 15:53:51.190127     PCI: 00:1f.0 resource base 0 size 1000 align 0 gran 0 limit 0 flags c0000100 index 0
 1266 15:53:51.193749      PNP: 0c09.0
 1267 15:53:51.200242      PNP: 0c09.0 resource base 800 size 1ff align 0 gran 0 limit 0 flags c0000100 index 0
 1268 15:53:51.203316  
 1269 15:53:51.203406     PCI: 00:1f.1
 1270 15:53:51.203476     PCI: 00:1f.2
 1271 15:53:51.207019  
 1272 15:53:51.216611     PCI: 00:1f.2 resource base d1128000 size 4000 align 14 gran 14 limit d112bfff flags 60000200 index 10
 1273 15:53:51.223520     PCI: 00:1f.2 resource base fe000000 size 10000 align 0 gran 0 limit 0 flags d0000200 index 48
 1274 15:53:51.226762  
 1275 15:53:51.232988     PCI: 00:1f.2 resource base 1800 size 100 align 0 gran 0 limit 0 flags c0000100 index 40
 1276 15:53:51.236375     PCI: 00:1f.3
 1277 15:53:51.246215     PCI: 00:1f.3 resource base d112c000 size 4000 align 14 gran 14 limit d112ffff flags 60000201 index 10
 1278 15:53:51.256183     PCI: 00:1f.3 resource base d1110000 size 10000 align 16 gran 16 limit d111ffff flags 60000201 index 20
 1279 15:53:51.256284     PCI: 00:1f.4
 1280 15:53:51.266072     PCI: 00:1f.4 resource base efa0 size 20 align 0 gran 0 limit efbf flags f0000100 index 20
 1281 15:53:51.276051     PCI: 00:1f.4 resource base d113c000 size 100 align 12 gran 8 limit d113c0ff flags 60000201 index 10
 1282 15:53:51.279621     PCI: 00:1f.5
 1283 15:53:51.289583     PCI: 00:1f.5 resource base d113b000 size 1000 align 12 gran 12 limit d113bfff flags 60000200 index 10
 1284 15:53:51.289673     PCI: 00:1f.6
 1285 15:53:51.292754  Done allocating resources.
 1286 15:53:51.299354  BS: BS_DEV_RESOURCES times (us): entry 0 run 2114394 exit 30
 1287 15:53:51.302599  Enabling resources...
 1288 15:53:51.305803  PCI: 00:00.0 subsystem <- 8086/590c
 1289 15:53:51.309047  PCI: 00:00.0 cmd <- 06
 1290 15:53:51.312373  PCI: 00:02.0 subsystem <- 8086/591c
 1291 15:53:51.315459  PCI: 00:02.0 cmd <- 03
 1292 15:53:51.315545  PCI: 00:04.0 cmd <- 02
 1293 15:53:51.319091  PCI: 00:08.0 cmd <- 06
 1294 15:53:51.322505  PCI: 00:14.0 subsystem <- 8086/9d2f
 1295 15:53:51.325599  PCI: 00:14.0 cmd <- 02
 1296 15:53:51.328858  PCI: 00:14.2 subsystem <- 8086/9d31
 1297 15:53:51.332075  PCI: 00:14.2 cmd <- 02
 1298 15:53:51.335416  PCI: 00:15.0 subsystem <- 8086/9d60
 1299 15:53:51.338774  PCI: 00:15.0 cmd <- 06
 1300 15:53:51.342020  PCI: 00:15.1 subsystem <- 8086/9d61
 1301 15:53:51.345277  PCI: 00:15.1 cmd <- 06
 1302 15:53:51.348881  PCI: 00:16.0 subsystem <- 8086/9d3a
 1303 15:53:51.348967  PCI: 00:16.0 cmd <- 02
 1304 15:53:51.355355  PCI: 00:19.0 subsystem <- 8086/9d66
 1305 15:53:51.355441  PCI: 00:19.0 cmd <- 06
 1306 15:53:51.358585  PCI: 00:19.1 subsystem <- 8086/9d65
 1307 15:53:51.361731  PCI: 00:19.1 cmd <- 06
 1308 15:53:51.365122  PCI: 00:1c.0 bridge ctrl <- 0003
 1309 15:53:51.368433  PCI: 00:1c.0 subsystem <- 8086/9d10
 1310 15:53:51.371735  PCI: 00:1c.0 cmd <- 06
 1311 15:53:51.375164  PCI: 00:1e.0 subsystem <- 8086/9d27
 1312 15:53:51.378350  PCI: 00:1e.0 cmd <- 06
 1313 15:53:51.381771  PCI: 00:1e.2 subsystem <- 8086/9d29
 1314 15:53:51.384989  PCI: 00:1e.2 cmd <- 06
 1315 15:53:51.388210  PCI: 00:1e.4 subsystem <- 8086/9d2b
 1316 15:53:51.391501  PCI: 00:1e.4 cmd <- 06
 1317 15:53:51.394717  PCI: 00:1e.6 subsystem <- 8086/9d2d
 1318 15:53:51.394803  PCI: 00:1e.6 cmd <- 06
 1319 15:53:51.401458  PCI: 00:1f.0 subsystem <- 8086/9d4b
 1320 15:53:51.401546  PCI: 00:1f.0 cmd <- 407
 1321 15:53:51.404709  PCI: 00:1f.2 subsystem <- 8086/9d21
 1322 15:53:51.408016  PCI: 00:1f.2 cmd <- 02
 1323 15:53:51.411287  PCI: 00:1f.3 subsystem <- 8086/9d71
 1324 15:53:51.414563  PCI: 00:1f.3 cmd <- 02
 1325 15:53:51.417884  PCI: 00:1f.4 subsystem <- 8086/9d23
 1326 15:53:51.421312  PCI: 00:1f.4 cmd <- 03
 1327 15:53:51.424617  PCI: 00:1f.5 subsystem <- 8086/9d24
 1328 15:53:51.427854  PCI: 00:1f.5 cmd <- 406
 1329 15:53:51.434996  PCI: 01:00.0 subsystem <- 8086/095a
 1330 15:53:51.435074  PCI: 01:00.0 cmd <- 02
 1331 15:53:51.439396  done.
 1332 15:53:51.458483  ME: Version : 11.8.50.3470
 1333 15:53:51.464996  BS: BS_DEV_ENABLE times (us): entry 230 run 139331 exit 20889
 1334 15:53:51.467995  Initializing devices...
 1335 15:53:51.471472  Root Device init ...
 1336 15:53:51.474808  Chrome EC: Set SMI mask to 0x0000000000000001
 1337 15:53:51.481948  Chrome EC: Set S5 LAZY WAKE mask to 0x0000000000000006
 1338 15:53:51.488901  Chrome EC: Set S3 LAZY WAKE mask to 0x0000000010001006
 1339 15:53:51.491904  Chrome EC: Set S0iX LAZY WAKE mask to 0x0000000010001006
 1340 15:53:51.498432  Chrome EC: Set WAKE mask to 0x0000000000000000
 1341 15:53:51.501699  Root Device init finished in 30870 usecs
 1342 15:53:51.504848  CPU_CLUSTER: 0 init ...
 1343 15:53:51.508245  CPU_CLUSTER: 0 init finished in 2444 usecs
 1344 15:53:51.512833  PCI: 00:00.0 init ...
 1345 15:53:51.516250  CPU TDP: 5 Watts
 1346 15:53:51.519190  CPU PL2 = 18 Watts
 1347 15:53:51.522437  PCI: 00:00.0 init finished in 6986 usecs
 1348 15:53:51.525738  PCI: 00:02.0 init ...
 1349 15:53:51.529186  PCI: 00:02.0 init finished in 2249 usecs
 1350 15:53:51.532404  PCI: 00:04.0 init ...
 1351 15:53:51.535642  PCI: 00:04.0 init finished in 2249 usecs
 1352 15:53:51.539041  PCI: 00:08.0 init ...
 1353 15:53:51.542325  PCI: 00:08.0 init finished in 2248 usecs
 1354 15:53:51.545627  PCI: 00:14.0 init ...
 1355 15:53:51.548865  PCI: 00:14.0 init finished in 2249 usecs
 1356 15:53:51.552101  PCI: 00:14.2 init ...
 1357 15:53:51.555450  PCI: 00:14.2 init finished in 2249 usecs
 1358 15:53:51.558755  PCI: 00:15.0 init ...
 1359 15:53:51.562102  DW I2C bus 0 at 0xd1132000 (400 KHz)
 1360 15:53:51.565461  PCI: 00:15.0 init finished in 5967 usecs
 1361 15:53:51.568713  PCI: 00:15.1 init ...
 1362 15:53:51.572020  DW I2C bus 1 at 0xd1133000 (400 KHz)
 1363 15:53:51.575312  PCI: 00:15.1 init finished in 5969 usecs
 1364 15:53:51.578418  PCI: 00:16.0 init ...
 1365 15:53:51.581391  PCI: 00:16.0 init finished in 2248 usecs
 1366 15:53:51.585750  PCI: 00:19.1 init ...
 1367 15:53:51.589357  DW I2C bus 5 at 0xd1136000 (400 KHz)
 1368 15:53:51.592480  PCI: 00:19.1 init finished in 5968 usecs
 1369 15:53:51.595589  
 1370 15:53:51.595676  PCI: 00:1c.0 init ...
 1371 15:53:51.598760  Initializing PCH PCIe bridge.
 1372 15:53:51.602376  PCI: 00:1c.0 init finished in 5290 usecs
 1373 15:53:51.605630  
 1374 15:53:51.609563  PCI: 00:1e.4 init ...
 1375 15:53:51.612651  PCI: 00:1e.4 init finished in 2241 usecs
 1376 15:53:51.616330  PCI: 00:1f.0 init ...
 1377 15:53:51.619734  IOAPIC: Initializing IOAPIC at 0xfec00000
 1378 15:53:51.626208  IOAPIC: Bootstrap Processor Local APIC = 0x00
 1379 15:53:51.626299  IOAPIC: ID = 0x02
 1380 15:53:51.629513  IOAPIC: Dumping registers
 1381 15:53:51.632729    reg 0x0000: 0x02000000
 1382 15:53:51.636323    reg 0x0001: 0x00770020
 1383 15:53:51.636407    reg 0x0002: 0x00000000
 1384 15:53:51.642928  PCI: 00:1f.0 init finished in 23489 usecs
 1385 15:53:51.646194  PCI: 00:1f.2 init ...
 1386 15:53:51.646285  RTC Init
 1387 15:53:51.649421  Set power on after power failure.
 1388 15:53:51.652811  Disabling ACPI via APMC:
 1389 15:53:51.657198  done.
 1390 15:53:51.657279  Disabling Deep S3
 1391 15:53:51.661255  Disabling Deep S3
 1392 15:53:51.661336  Enabling Deep S4
 1393 15:53:51.664514  Enabling Deep S4
 1394 15:53:51.664597  Enabling Deep S5
 1395 15:53:51.667754  Enabling Deep S5
 1396 15:53:51.671150  PCI: 00:1f.2 init finished in 23827 usecs
 1397 15:53:51.674003  PCI: 00:1f.4 init ...
 1398 15:53:51.677194  PCI: 00:1f.4 init finished in 2259 usecs
 1399 15:53:51.682532  PCI: 01:00.0 init ...
 1400 15:53:51.685729  PCI: 01:00.0 init finished in 2394 usecs
 1401 15:53:51.689651  PNP: 0c09.0 init ...
 1402 15:53:51.696423  Google Chrome EC: Hello got back 11223344 status (0)
 1403 15:53:51.699710  Google Chrome EC: version:
 1404 15:53:51.702804      ro: rammus_v2.0.387-f0df0fe2e
 1405 15:53:51.706138      rw: rammus_v2.0.425-6e0dd622e
 1406 15:53:51.709685    running image: 1
 1407 15:53:51.713014  EC returned error result code 1
 1408 15:53:51.716199  PNP: 0c09.0 init finished in 24791 usecs
 1409 15:53:51.719358  Devices initialized
 1410 15:53:51.723008  Show all devs... After init.
 1411 15:53:51.723091  Root Device: enabled 1
 1412 15:53:51.726019  CPU_CLUSTER: 0: enabled 1
 1413 15:53:51.729242  DOMAIN: 0000: enabled 1
 1414 15:53:51.729327  APIC: 00: enabled 1
 1415 15:53:51.732489  PCI: 00:00.0: enabled 1
 1416 15:53:51.735931  PCI: 00:02.0: enabled 1
 1417 15:53:51.739100  PCI: 00:14.0: enabled 1
 1418 15:53:51.739183  PCI: 00:14.1: enabled 0
 1419 15:53:51.742514  PCI: 00:14.2: enabled 1
 1420 15:53:51.745904  PCI: 00:15.0: enabled 1
 1421 15:53:51.749200  PCI: 00:15.1: enabled 1
 1422 15:53:51.749282  PCI: 00:15.2: enabled 0
 1423 15:53:51.752376  PCI: 00:15.3: enabled 0
 1424 15:53:51.755599  PCI: 00:16.0: enabled 1
 1425 15:53:51.758942  PCI: 00:16.1: enabled 0
 1426 15:53:51.759025  PCI: 00:16.2: enabled 0
 1427 15:53:51.762209  PCI: 00:16.3: enabled 0
 1428 15:53:51.765645  PCI: 00:16.4: enabled 0
 1429 15:53:51.768934  PCI: 00:17.0: enabled 0
 1430 15:53:51.769017  PCI: 00:19.0: enabled 1
 1431 15:53:51.772169  PCI: 00:19.1: enabled 1
 1432 15:53:51.775280  PCI: 00:19.2: enabled 0
 1433 15:53:51.778569  PCI: 00:1c.0: enabled 1
 1434 15:53:51.778653  PCI: 00:1c.1: enabled 0
 1435 15:53:51.781799  PCI: 00:1c.2: enabled 0
 1436 15:53:51.785037  PCI: 00:1c.3: enabled 0
 1437 15:53:51.785120  PCI: 00:1c.4: enabled 0
 1438 15:53:51.788599  
 1439 15:53:51.788685  PCI: 00:1c.5: enabled 0
 1440 15:53:51.791883  PCI: 00:1c.6: enabled 0
 1441 15:53:51.795055  PCI: 00:1c.7: enabled 0
 1442 15:53:51.795139  PCI: 00:1d.0: enabled 0
 1443 15:53:51.798469  PCI: 00:1d.1: enabled 0
 1444 15:53:51.801743  PCI: 00:1d.2: enabled 0
 1445 15:53:51.805099  PCI: 00:1d.3: enabled 0
 1446 15:53:51.805184  PCI: 00:1e.0: enabled 1
 1447 15:53:51.808049  PCI: 00:1e.1: enabled 0
 1448 15:53:51.811448  PCI: 00:1e.2: enabled 1
 1449 15:53:51.814766  PCI: 00:1e.3: enabled 0
 1450 15:53:51.814850  PCI: 00:1e.4: enabled 1
 1451 15:53:51.817964  PCI: 00:1e.5: enabled 0
 1452 15:53:51.821295  PCI: 00:1e.6: enabled 1
 1453 15:53:51.824626  PCI: 00:1f.0: enabled 1
 1454 15:53:51.824710  PCI: 00:1f.1: enabled 0
 1455 15:53:51.827862  PCI: 00:1f.2: enabled 1
 1456 15:53:51.831209  PCI: 00:1f.3: enabled 1
 1457 15:53:51.834456  PCI: 00:1f.4: enabled 1
 1458 15:53:51.834540  PCI: 00:1f.5: enabled 1
 1459 15:53:51.837656  PCI: 00:1f.6: enabled 0
 1460 15:53:51.841025  USB0 port 0: enabled 1
 1461 15:53:51.841110  I2C: 01:5c: enabled 1
 1462 15:53:51.844422  I2C: 02:15: enabled 1
 1463 15:53:51.847781  I2C: 03:39: enabled 1
 1464 15:53:51.847865  I2C: 03:3a: enabled 1
 1465 15:53:51.851202  I2C: 03:1a: enabled 1
 1466 15:53:51.854104  PCI: 01:00.0: enabled 1
 1467 15:53:51.854189  SPI: 00: enabled 1
 1468 15:53:51.857472  PNP: 0c09.0: enabled 1
 1469 15:53:51.860702  USB2 port 0: enabled 1
 1470 15:53:51.864156  USB2 port 1: enabled 1
 1471 15:53:51.864330  USB2 port 2: enabled 1
 1472 15:53:51.867304  USB2 port 4: enabled 1
 1473 15:53:51.870653  USB2 port 8: enabled 1
 1474 15:53:51.870737  APIC: 01: enabled 1
 1475 15:53:51.873940  APIC: 03: enabled 1
 1476 15:53:51.877311  APIC: 02: enabled 1
 1477 15:53:51.877394  PCI: 00:04.0: enabled 1
 1478 15:53:51.880454  PCI: 00:08.0: enabled 1
 1479 15:53:51.887045  FMAP: area RW_ELOG found @ 9f0000 (16384 bytes)
 1480 15:53:51.890245  ELOG: NV offset 0x9f0000 size 0x4000
 1481 15:53:51.896721  ELOG: area is 4096 bytes, full threshold 3842, shrink size 1024
 1482 15:53:51.903546  ELOG: Event(17) added with size 13 at 2022-12-08 15:53:51 UTC
 1483 15:53:51.910118  POST: Unexpected post code in previous boot: 0x34
 1484 15:53:51.916802  ELOG: Event(A3) added with size 11 at 2022-12-08 15:53:51 UTC
 1485 15:53:51.923281  ELOG: Event(A6) added with size 13 at 2022-12-08 15:53:51 UTC
 1486 15:53:51.929494  ELOG: Event(92) added with size 9 at 2022-12-08 15:53:51 UTC
 1487 15:53:51.932755  ELOG: Event(9A) added with size 9 at 2022-12-08 15:53:51 UTC
 1488 15:53:51.939469  ELOG: Event(AD) added with size 10 at 2022-12-08 15:53:51 UTC
 1489 15:53:51.946041  ELOG: Event(9F) added with size 14 at 2022-12-08 15:53:51 UTC
 1490 15:53:51.952813  BS: BS_DEV_INIT times (us): entry 0 run 417497 exit 66305
 1491 15:53:51.959578  ELOG: Event(A1) added with size 10 at 2022-12-08 15:53:51 UTC
 1492 15:53:51.965964  elog_add_boot_reason: Logged recovery mode boot (Dev-switch on), reason: 0x1b
 1493 15:53:51.969327  
 1494 15:53:51.972574  ELOG: Event(A0) added with size 9 at 2022-12-08 15:53:51 UTC
 1495 15:53:51.979063  elog_add_boot_reason: Logged dev mode boot
 1496 15:53:51.979152  Finalize devices...
 1497 15:53:51.982664  Devices finalized
 1498 15:53:51.985866  FMAP: area RW_NVRAM found @ 9fa000 (24576 bytes)
 1499 15:53:51.992310  BS: BS_POST_DEVICE times (us): entry 25605 run 3970 exit 5199
 1500 15:53:51.998820  BS: BS_OS_RESUME_CHECK times (us): entry 0 run 55 exit 0
 1501 15:53:52.005605  CBFS: 'Master Header Locator' located CBFS at [d00000:ffffc0)
 1502 15:53:52.008858  CBFS: Locating 'fallback/dsdt.aml'
 1503 15:53:52.012152  CBFS: Found @ offset 19af40 size 4691
 1504 15:53:52.018632  CBFS: 'Master Header Locator' located CBFS at [d00000:ffffc0)
 1505 15:53:52.021874  CBFS: Locating 'fallback/slic'
 1506 15:53:52.027081  CBFS: 'fallback/slic' not found.
 1507 15:53:52.033494  ACPI: Writing ACPI tables at 7aa9a000.
 1508 15:53:52.033584  ACPI:    * FACS
 1509 15:53:52.036745  ACPI:    * DSDT
 1510 15:53:52.039925  Ramoops buffer: 0x100000@0x7a999000.
 1511 15:53:52.043144  SGX: not enabled or not supported. skip gnvs fill
 1512 15:53:52.048266  ACPI:    * FADT
 1513 15:53:52.048352  SCI is IRQ9
 1514 15:53:52.051481  ACPI: added table 1/32, length now 40
 1515 15:53:52.054824  
 1516 15:53:52.054914  ACPI:     * SSDT
 1517 15:53:52.058052  Found 1 CPU(s) with 4 core(s) each.
 1518 15:53:52.064560  \_SB.PCI0.I2C0.H05C: SISC Touchscreen at I2C: 01:5c
 1519 15:53:52.067814  \_SB.PCI0.I2C1.D015: ELAN Touchpad at I2C: 02:15
 1520 15:53:52.074428  \_SB.PCI0.I2C5.MAXR: Maxim MAX98927 Codec address 039h
 1521 15:53:52.081075  \_SB.PCI0.I2C5.MAXL: Maxim MAX98927 Codec address 03ah
 1522 15:53:52.087676  \_SB.PCI0.I2C5.DLG7: Dialog Semiconductor DA7219 Audio Codec address 01ah irq 105
 1523 15:53:52.090878  Error: Could not locate 'wifi_sar' in VPD.
 1524 15:53:52.094127  Error: failed from getting SAR limits!
 1525 15:53:52.100987  \_SB.PCI0.RP01.WIFI: Intel WiFi PCI: 01:00.0
 1526 15:53:52.104073  \_SB.PCI0.SPI0.S001: SPI Device at SPI: 00
 1527 15:53:52.110747  \_SB.PCI0.XHCI.RHUB.HS01: USB Type C Port 1 at USB2 port 0
 1528 15:53:52.117364  \_SB.PCI0.XHCI.RHUB.HS02: USB Type A Port 1 at USB2 port 1
 1529 15:53:52.120605  \_SB.PCI0.XHCI.RHUB.HS03: Bluetooth at USB2 port 2
 1530 15:53:52.127228  \_SB.PCI0.XHCI.RHUB.HS05: USB Type C Port 2 at USB2 port 4
 1531 15:53:52.130500  \_SB.PCI0.XHCI.RHUB.HS09: Camera at USB2 port 8
 1532 15:53:52.137018  ACPI: added table 2/32, length now 44
 1533 15:53:52.137111  ACPI:    * MCFG
 1534 15:53:52.140587  ACPI: added table 3/32, length now 48
 1535 15:53:52.143826  ACPI:    * TPM2
 1536 15:53:52.147066  ACPI: added table 4/32, length now 52
 1537 15:53:52.147152  ACPI:    * MADT
 1538 15:53:52.150418  SCI is IRQ9
 1539 15:53:52.153762  ACPI: added table 5/32, length now 56
 1540 15:53:52.153847  current = 7aa9fa60
 1541 15:53:52.160445  CBFS: 'Master Header Locator' located CBFS at [d00000:ffffc0)
 1542 15:53:52.163604  CBFS: Locating 'dmic-4ch-48khz-16b.bin'
 1543 15:53:52.167011  
 1544 15:53:52.170331  CBFS: Found @ offset 167000 size ba8
 1545 15:53:52.177065  CBFS: 'Master Header Locator' located CBFS at [d00000:ffffc0)
 1546 15:53:52.180270  CBFS: Locating 'dmic-4ch-48khz-32b.bin'
 1547 15:53:52.183388  CBFS: Found @ offset 19f640 size ba8
 1548 15:53:52.189911  CBFS: 'Master Header Locator' located CBFS at [d00000:ffffc0)
 1549 15:53:52.193402  CBFS: Locating 'dialog-2ch-48khz-24b.bin'
 1550 15:53:52.196658  CBFS: Found @ offset 167cc0 size 64
 1551 15:53:52.203062  CBFS: 'Master Header Locator' located CBFS at [d00000:ffffc0)
 1552 15:53:52.206508  CBFS: Locating 'dialog-2ch-48khz-24b.bin'
 1553 15:53:52.209793  CBFS: Found @ offset 167cc0 size 64
 1554 15:53:52.216347  CBFS: 'Master Header Locator' located CBFS at [d00000:ffffc0)
 1555 15:53:52.222832  CBFS: Locating 'max98927-render-2ch-48khz-24b.bin'
 1556 15:53:52.226085  CBFS: Found @ offset 167c00 size 64
 1557 15:53:52.232899  CBFS: 'Master Header Locator' located CBFS at [d00000:ffffc0)
 1558 15:53:52.236096  CBFS: Locating 'max98927-render-2ch-48khz-16b.bin'
 1559 15:53:52.239526  CBFS: Found @ offset 103f00 size 64
 1560 15:53:52.245879  CBFS: 'Master Header Locator' located CBFS at [d00000:ffffc0)
 1561 15:53:52.252559  CBFS: Locating 'max98927-render-2ch-48khz-16b.bin'
 1562 15:53:52.255761  CBFS: Found @ offset 103f00 size 64
 1563 15:53:52.255848  ACPI:    * NHLT
 1564 15:53:52.262200  ACPI: added table 6/32, length now 60
 1565 15:53:52.262294  ACPI:    * DMAR
 1566 15:53:52.265577  ACPI: added table 7/32, length now 64
 1567 15:53:52.268800  ACPI: * IGD OpRegion
 1568 15:53:52.272065  GMA: Found VBT in CBFS
 1569 15:53:52.275349  GMA: Found valid VBT in CBFS
 1570 15:53:52.275436  current = 7aaa3610
 1571 15:53:52.278623  ACPI: added table 8/32, length now 68
 1572 15:53:52.282264  ACPI:    * HPET
 1573 15:53:52.285565  ACPI: added table 9/32, length now 72
 1574 15:53:52.285654  ACPI: done.
 1575 15:53:52.288784  ACPI tables: 38592 bytes.
 1576 15:53:52.292035  smbios_write_tables: 7a998000
 1577 15:53:52.295601  Create SMBIOS type 17
 1578 15:53:52.298798  PCI: 01:00.0 (Intel WiFi)
 1579 15:53:52.298885  SMBIOS tables: 662 bytes.
 1580 15:53:52.305354  Writing table forward entry at 0x00000500
 1581 15:53:52.312035  Wrote coreboot table at: 00000500, 0x10 bytes, checksum a532
 1582 15:53:52.315185  Writing coreboot table at 0x7aabe000
 1583 15:53:52.318543   0. 0000000000000000-0000000000000fff: CONFIGURATION TABLES
 1584 15:53:52.321759  
 1585 15:53:52.325166   1. 0000000000001000-000000000009ffff: RAM
 1586 15:53:52.328346   2. 00000000000a0000-00000000000fffff: RESERVED
 1587 15:53:52.334865   3. 0000000000100000-000000007a997fff: RAM
 1588 15:53:52.338154   4. 000000007a998000-000000007ab05fff: CONFIGURATION TABLES
 1589 15:53:52.344784   5. 000000007ab06000-000000007abcffff: RAMSTAGE
 1590 15:53:52.351651   6. 000000007abd0000-000000007affffff: CONFIGURATION TABLES
 1591 15:53:52.354590   7. 000000007b000000-000000007fffffff: RESERVED
 1592 15:53:52.358010   8. 00000000e0000000-00000000e3ffffff: RESERVED
 1593 15:53:52.364580   9. 00000000fe000000-00000000fe00ffff: RESERVED
 1594 15:53:52.368026  10. 00000000fed10000-00000000fed19fff: RESERVED
 1595 15:53:52.374594  11. 00000000fed80000-00000000fed84fff: RESERVED
 1596 15:53:52.377769  12. 00000000fed90000-00000000fed91fff: RESERVED
 1597 15:53:52.384323  13. 0000000100000000-000000017effffff: RAM
 1598 15:53:52.387782  Graphics framebuffer located at 0xc0000000
 1599 15:53:52.391066  Passing 6 GPIOs to payload:
 1600 15:53:52.394374              NAME |       PORT | POLARITY |     VALUE
 1601 15:53:52.400970     write protect |  undefined |     high |       low
 1602 15:53:52.407404          recovery |  undefined |     high |       low
 1603 15:53:52.410901               lid |  undefined |     high |      high
 1604 15:53:52.417365             power |  undefined |     high |       low
 1605 15:53:52.420638             oprom |  undefined |     high |       low
 1606 15:53:52.427846          EC in RW | 0x00000036 |     high |       low
 1607 15:53:52.427937  Board ID: 6
 1608 15:53:52.434165  CBFS: 'Master Header Locator' located CBFS at [d00000:ffffc0)
 1609 15:53:52.440794  Wrote coreboot table at: 7aabe000, 0x5a4 bytes, checksum d21a
 1610 15:53:52.444096  coreboot table: 1468 bytes.
 1611 15:53:52.447412  IMD ROOT    0. 7afff000 00001000
 1612 15:53:52.450724  IMD SMALL   1. 7affe000 00001000
 1613 15:53:52.453913  FSP MEMORY  2. 7abfe000 00400000
 1614 15:53:52.457311  CONSOLE     3. 7abde000 00020000
 1615 15:53:52.460744  TIME STAMP  4. 7abdd000 00000910
 1616 15:53:52.464025  VBOOT       5. 7abdc000 00000c0c
 1617 15:53:52.467201  MRC DATA    6. 7abda000 00001878
 1618 15:53:52.470541  ROMSTG STCK 7. 7abd9000 00000400
 1619 15:53:52.473924  AFTER CAR   8. 7abd0000 00009000
 1620 15:53:52.477203  RAMSTAGE    9. 7ab05000 000cb000
 1621 15:53:52.480569  REFCODE    10. 7aad6000 0002f000
 1622 15:53:52.483855  SMM BACKUP 11. 7aac6000 00010000
 1623 15:53:52.487199  COREBOOT   12. 7aabe000 00008000
 1624 15:53:52.490179  ACPI       13. 7aa9a000 00024000
 1625 15:53:52.493847  ACPI GNVS  14. 7aa99000 00001000
 1626 15:53:52.497048  RAMOOPS    15. 7a999000 00100000
 1627 15:53:52.500294  SMBIOS     16. 7a998000 00000800
 1628 15:53:52.503538  IMD small region:
 1629 15:53:52.506812    IMD ROOT    0. 7affec00 00000400
 1630 15:53:52.510030    FSP RUNTIME 1. 7affebe0 00000004
 1631 15:53:52.513455    VBOOT SEL   2. 7affebc0 00000008
 1632 15:53:52.516742    EC HOSTEVENT 3. 7affeba0 00000008
 1633 15:53:52.520014    POWER STATE 4. 7affeb60 00000040
 1634 15:53:52.523275    ROMSTAGE    5. 7affeb40 00000004
 1635 15:53:52.526488    MEM INFO    6. 7affe980 000001a9
 1636 15:53:52.529797    VPD         7. 7affe920 00000047
 1637 15:53:52.533011    COREBOOTFWD 8. 7affe8e0 00000028
 1638 15:53:52.536686  MTRR: Physical address space:
 1639 15:53:52.543086  0x0000000000000000 - 0x00000000000a0000 size 0x000a0000 type 6
 1640 15:53:52.549779  0x00000000000a0000 - 0x00000000000c0000 size 0x00020000 type 0
 1641 15:53:52.556224  0x00000000000c0000 - 0x000000007b800000 size 0x7b740000 type 6
 1642 15:53:52.562755  0x000000007b800000 - 0x00000000c0000000 size 0x44800000 type 0
 1643 15:53:52.569416  0x00000000c0000000 - 0x00000000d0000000 size 0x10000000 type 1
 1644 15:53:52.576019  0x00000000d0000000 - 0x0000000100000000 size 0x30000000 type 0
 1645 15:53:52.579224  0x0000000100000000 - 0x000000017f000000 size 0x7f000000 type 6
 1646 15:53:52.585890  MTRR: Fixed MSR 0x250 0x0606060606060606
 1647 15:53:52.589185  MTRR: Fixed MSR 0x258 0x0606060606060606
 1648 15:53:52.592244  MTRR: Fixed MSR 0x259 0x0000000000000000
 1649 15:53:52.595611  MTRR: Fixed MSR 0x268 0x0606060606060606
 1650 15:53:52.602041  MTRR: Fixed MSR 0x269 0x0606060606060606
 1651 15:53:52.605414  MTRR: Fixed MSR 0x26a 0x0606060606060606
 1652 15:53:52.608597  MTRR: Fixed MSR 0x26b 0x0606060606060606
 1653 15:53:52.612125  MTRR: Fixed MSR 0x26c 0x0606060606060606
 1654 15:53:52.618495  MTRR: Fixed MSR 0x26d 0x0606060606060606
 1655 15:53:52.621796  MTRR: Fixed MSR 0x26e 0x0606060606060606
 1656 15:53:52.625225  MTRR: Fixed MSR 0x26f 0x0606060606060606
 1657 15:53:52.629098  call enable_fixed_mtrr()
 1658 15:53:52.632051  CPU physical address size: 39 bits
 1659 15:53:52.638958  MTRR: default type WB/UC MTRR counts: 6/5.
 1660 15:53:52.642090  MTRR: UC selected as default type.
 1661 15:53:52.648537  MTRR: 0 base 0x0000000000000000 mask 0x0000007f80000000 type 6
 1662 15:53:52.651747  MTRR: 1 base 0x000000007b800000 mask 0x0000007fff800000 type 0
 1663 15:53:52.658512  MTRR: 2 base 0x000000007c000000 mask 0x0000007ffc000000 type 0
 1664 15:53:52.665295  MTRR: 3 base 0x00000000c0000000 mask 0x0000007ff0000000 type 1
 1665 15:53:52.671486  MTRR: 4 base 0x0000000100000000 mask 0x0000007f80000000 type 6
 1666 15:53:52.675437  
 1667 15:53:52.675519  MTRR check
 1668 15:53:52.678794  Fixed MTRRs   : Enabled
 1669 15:53:52.678880  Variable MTRRs: Enabled
 1670 15:53:52.678946  
 1671 15:53:52.685451  MTRR: Fixed MSR 0x250 0x0606060606060606
 1672 15:53:52.688887  MTRR: Fixed MSR 0x258 0x0606060606060606
 1673 15:53:52.691798  MTRR: Fixed MSR 0x259 0x0000000000000000
 1674 15:53:52.695169  MTRR: Fixed MSR 0x268 0x0606060606060606
 1675 15:53:52.701735  MTRR: Fixed MSR 0x269 0x0606060606060606
 1676 15:53:52.705031  MTRR: Fixed MSR 0x26a 0x0606060606060606
 1677 15:53:52.708353  MTRR: Fixed MSR 0x26b 0x0606060606060606
 1678 15:53:52.711641  MTRR: Fixed MSR 0x26c 0x0606060606060606
 1679 15:53:52.718155  MTRR: Fixed MSR 0x26d 0x0606060606060606
 1680 15:53:52.721815  MTRR: Fixed MSR 0x26e 0x0606060606060606
 1681 15:53:52.724978  MTRR: Fixed MSR 0x26f 0x0606060606060606
 1682 15:53:52.732223  BS: BS_WRITE_TABLES times (us): entry 0 run 537747 exit 146856
 1683 15:53:52.735201  call enable_fixed_mtrr()
 1684 15:53:52.741790  CBFS: 'Master Header Locator' located CBFS at [d00000:ffffc0)
 1685 15:53:52.745165  CPU physical address size: 39 bits
 1686 15:53:52.748520  CBFS: Locating 'fallback/payload'
 1687 15:53:52.751750  MTRR: Fixed MSR 0x250 0x0606060606060606
 1688 15:53:52.755069  MTRR: Fixed MSR 0x258 0x0606060606060606
 1689 15:53:52.761720  MTRR: Fixed MSR 0x259 0x0000000000000000
 1690 15:53:52.765058  MTRR: Fixed MSR 0x268 0x0606060606060606
 1691 15:53:52.768526  MTRR: Fixed MSR 0x269 0x0606060606060606
 1692 15:53:52.771836  MTRR: Fixed MSR 0x26a 0x0606060606060606
 1693 15:53:52.778347  MTRR: Fixed MSR 0x26b 0x0606060606060606
 1694 15:53:52.781539  MTRR: Fixed MSR 0x26c 0x0606060606060606
 1695 15:53:52.784980  MTRR: Fixed MSR 0x26d 0x0606060606060606
 1696 15:53:52.788253  MTRR: Fixed MSR 0x26e 0x0606060606060606
 1697 15:53:52.791543  MTRR: Fixed MSR 0x26f 0x0606060606060606
 1698 15:53:52.794839  
 1699 15:53:52.798154  MTRR: Fixed MSR 0x250 0x0606060606060606
 1700 15:53:52.801413  MTRR: Fixed MSR 0x258 0x0606060606060606
 1701 15:53:52.804639  MTRR: Fixed MSR 0x259 0x0000000000000000
 1702 15:53:52.811566  MTRR: Fixed MSR 0x268 0x0606060606060606
 1703 15:53:52.814592  MTRR: Fixed MSR 0x269 0x0606060606060606
 1704 15:53:52.818054  MTRR: Fixed MSR 0x26a 0x0606060606060606
 1705 15:53:52.821119  MTRR: Fixed MSR 0x26b 0x0606060606060606
 1706 15:53:52.827808  MTRR: Fixed MSR 0x26c 0x0606060606060606
 1707 15:53:52.831476  MTRR: Fixed MSR 0x26d 0x0606060606060606
 1708 15:53:52.834703  MTRR: Fixed MSR 0x26e 0x0606060606060606
 1709 15:53:52.837649  MTRR: Fixed MSR 0x26f 0x0606060606060606
 1710 15:53:52.840950  call enable_fixed_mtrr()
 1711 15:53:52.844268  call enable_fixed_mtrr()
 1712 15:53:52.847573  CBFS: Found @ offset 223040 size 360b4
 1713 15:53:52.850922  CPU physical address size: 39 bits
 1714 15:53:52.857392  CPU physical address size: 39 bits
 1715 15:53:52.860920  Checking segment from ROM address 0xfff23078
 1716 15:53:52.864164  Checking segment from ROM address 0xfff23094
 1717 15:53:52.870525  Loading segment from ROM address 0xfff23078
 1718 15:53:52.870610    code (compression=0)
 1719 15:53:52.880428    New segment dstaddr 0x30104020 memsize 0x64d8b0 srcaddr 0xfff230b0 filesize 0x3607c
 1720 15:53:52.890437  Loading Segment: addr: 0x30104020 memsz: 0x000000000064d8b0 filesz: 0x000000000003607c
 1721 15:53:52.890521  it's not compressed!
 1722 15:53:52.977358  [ 0x30104020, 3013a09c, 0x307518d0) <- fff230b0
 1723 15:53:52.984096  Clearing Segment: addr: 0x000000003013a09c memsz: 0x0000000000617834
 1724 15:53:52.987497  Loading segment from ROM address 0xfff23094
 1725 15:53:52.990691  
 1726 15:53:52.990776    Entry Point 0x30104020
 1727 15:53:52.993877  Loaded segments
 1728 15:53:53.019654  Finalizing chipset.
 1729 15:53:53.025999  ME: Host Firmware Status Register 1 : 0x90000245
 1730 15:53:53.029544  ME: Host Firmware Status Register 2 : 0x6B000306
 1731 15:53:53.035945  ME: Host Firmware Status Register 3 : 0x00000020
 1732 15:53:53.039220  ME: Host Firmware Status Register 4 : 0x00084000
 1733 15:53:53.042598  ME: Host Firmware Status Register 5 : 0x00000000
 1734 15:53:53.049150  ME: Host Firmware Status Register 6 : 0x40000002
 1735 15:53:53.052511  ME: FW Partition Table      : OK
 1736 15:53:53.055923  ME: Bringup Loader Failure  : NO
 1737 15:53:53.059151  ME: Firmware Init Complete  : YES
 1738 15:53:53.062367  ME: Manufacturing Mode      : NO
 1739 15:53:53.065826  ME: Boot Options Present    : NO
 1740 15:53:53.068819  ME: Update In Progress      : NO
 1741 15:53:53.072160  ME: D3 Support              : NO
 1742 15:53:53.075638  ME: D0i3 Support            : YES
 1743 15:53:53.078993  ME: Low Power State Enabled : YES
 1744 15:53:53.082366  ME: CPU Replaced            : NO
 1745 15:53:53.085477  ME: CPU Replacement Valid   : YES
 1746 15:53:53.088879  ME: Current Working State   : Normal
 1747 15:53:53.092143  ME: Current Operation State : M0 with UMA
 1748 15:53:53.098770  ME: Current Operation Mode  : Normal
 1749 15:53:53.102021  ME: Error Code              : No Error
 1750 15:53:53.105241  ME: Progress Phase          : Host Communication
 1751 15:53:53.111762  ME: Power Management Event  : Power cycle reset through Moff
 1752 15:53:53.118531  ME: Progress Phase State    : Host communication established
 1753 15:53:53.121784  ME: Power Down Mitigation   : NO
 1754 15:53:53.124986  ME: FPF status              : fused
 1755 15:53:53.125072  Clearing MCA.
 1756 15:53:53.128107  Finalizing SMM.
 1757 15:53:53.134776  BS: BS_PAYLOAD_LOAD times (us): entry 610 run 261939 exit 135671
 1758 15:53:53.138234  mp_park_aps done after 0 msecs.
 1759 15:53:53.141380  Jumping to boot code at 30104020(7aabe000)
 1760 15:53:53.151255  CPU0: stack: 7ab46000 - 7ab47000, lowest used address 7ab46abc, stack used: 1348 bytes
 1761 15:53:53.151342  
 1762 15:53:53.151411  
 1763 15:53:53.151474  
 1764 15:53:53.154621  Starting depthcharge on rammus...
 1765 15:53:53.154708  
 1766 15:53:53.155041  end: 2.2.3 depthcharge-start (duration 00:00:17) [common]
 1767 15:53:53.155143  start: 2.2.4 bootloader-commands (timeout 00:04:43) [common]
 1768 15:53:53.155231  Setting prompt string to ['rammus:']
 1769 15:53:53.155308  bootloader-commands: Wait for prompt ['rammus:'] (timeout 00:04:43)
 1770 15:53:53.161261  WARNING: can't convert coreboot GPIOs, 'lid' won't be resampled at runtime!
 1771 15:53:53.161348  
 1772 15:53:53.171107  WARNING: can't convert coreboot GPIOs, 'power' won't be resampled at runtime!
 1773 15:53:53.171194  
 1774 15:53:53.177683  The GBB signature is at 0x30004020 and is:  24 47 42 42
 1775 15:53:53.177771  
 1776 15:53:53.184268  [firmware-rammus-11275.B-collabora] Dec 11 2020 10:26:21
 1777 15:53:53.184354  
 1778 15:53:53.184421  
 1779 15:53:53.184483  
 1780 15:53:53.184754  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}']
 1782 15:53:53.285518  rammus:tftpboot 192.168.201.1 8290345/tftp-deploy-sspp6jt6/kernel/bzImage 8290345/tftp-deploy-sspp6jt6/kernel/cmdline 8290345/tftp-deploy-sspp6jt6/ramdisk/ramdisk.cpio.gz
 1783 15:53:53.285662  Setting prompt string to 'Starting kernel'
 1784 15:53:53.285737  Setting prompt string to ['Starting kernel']
 1785 15:53:53.285803  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}']
 1786 15:53:53.285878  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)
 1787 15:53:53.289851   tftpboot 192.168.201.1 8290345/tftp-deploy-sspp6jt6/kernel/bzImoy-sspp6jt6/kernel/cmdline 8290345/tftp-deploy-sspp6jt6/ramdisk/ramdisk.cpio.gz
 1788 15:53:53.289938  
 1789 15:53:53.290006  Waiting for link
 1790 15:53:53.290069  
 1791 15:53:53.798612  R8152: Initializing
 1792 15:53:53.798766  
 1793 15:53:53.801877  Version 9 (ocp_data = 6010)
 1794 15:53:53.801964  
 1795 15:53:53.805130  R8152: Done initializing
 1796 15:53:53.805217  
 1797 15:53:53.808440  Adding net device
 1798 15:53:53.808526  
 1799 15:53:54.008368  done.
 1800 15:53:54.008556  
 1801 15:53:54.008649  MAC: 00:e0:4c:68:0a:98
 1802 15:53:54.008728  
 1803 15:53:54.011737  Sending DHCP discover... done.
 1804 15:53:54.011838  
 1805 15:53:54.015157  Waiting for reply... done.
 1806 15:53:54.015242  
 1807 15:53:54.018097  Sending DHCP request... done.
 1808 15:53:54.018183  
 1809 15:53:54.021611  Waiting for reply... done.
 1810 15:53:54.021696  
 1811 15:53:54.024832  My ip is 192.168.201.18
 1812 15:53:54.024916  
 1813 15:53:54.028068  The DHCP server ip is 192.168.201.1
 1814 15:53:54.028168  
 1815 15:53:54.031432  TFTP server IP predefined by user: 192.168.201.1
 1816 15:53:54.031516  
 1817 15:53:54.038172  Bootfile predefined by user: 8290345/tftp-deploy-sspp6jt6/kernel/bzImage
 1818 15:53:54.038294  
 1819 15:53:54.041402  Sending tftp read request... done.
 1820 15:53:54.041486  
 1821 15:53:54.044581  Waiting for the transfer... 
 1822 15:53:54.044670  
 1823 15:53:54.299730  00000000 ################################################################
 1824 15:53:54.299882  
 1825 15:53:54.541940  00080000 ################################################################
 1826 15:53:54.542077  
 1827 15:53:54.784460  00100000 ################################################################
 1828 15:53:54.784600  
 1829 15:53:55.036268  00180000 ################################################################
 1830 15:53:55.036403  
 1831 15:53:55.285103  00200000 ################################################################
 1832 15:53:55.285272  
 1833 15:53:55.539372  00280000 ################################################################
 1834 15:53:55.539525  
 1835 15:53:55.792955  00300000 ################################################################
 1836 15:53:55.793094  
 1837 15:53:56.051665  00380000 ################################################################
 1838 15:53:56.051810  
 1839 15:53:56.314957  00400000 ################################################################
 1840 15:53:56.315112  
 1841 15:53:56.562070  00480000 ################################################################
 1842 15:53:56.562257  
 1843 15:53:56.810308  00500000 ################################################################
 1844 15:53:56.810443  
 1845 15:53:57.076972  00580000 ################################################################
 1846 15:53:57.077115  
 1847 15:53:57.351496  00600000 ################################################################
 1848 15:53:57.351642  
 1849 15:53:57.616688  00680000 ################################################################
 1850 15:53:57.616823  
 1851 15:53:57.871276  00700000 ################################################################
 1852 15:53:57.871416  
 1853 15:53:58.131379  00780000 ################################################################
 1854 15:53:58.131513  
 1855 15:53:58.376779  00800000 ################################################################
 1856 15:53:58.376925  
 1857 15:53:58.625123  00880000 ################################################################
 1858 15:53:58.625260  
 1859 15:53:58.873888  00900000 ################################################################
 1860 15:53:58.874022  
 1861 15:53:59.125584  00980000 ################################################################
 1862 15:53:59.125731  
 1863 15:53:59.390404  00a00000 ################################################################
 1864 15:53:59.390537  
 1865 15:53:59.638878  00a80000 ################################################################
 1866 15:53:59.639011  
 1867 15:53:59.890319  00b00000 ################################################################
 1868 15:53:59.890462  
 1869 15:54:00.128593  00b80000 ################################################################
 1870 15:54:00.128721  
 1871 15:54:00.379501  00c00000 ################################################################
 1872 15:54:00.379645  
 1873 15:54:00.623555  00c80000 ################################################################
 1874 15:54:00.623691  
 1875 15:54:00.755277  00d00000 #################################### done.
 1876 15:54:00.755398  
 1877 15:54:00.759223  The bootfile was 13922912 bytes long.
 1878 15:54:00.762387  
 1879 15:54:00.765895  Sending tftp read request... done.
 1880 15:54:00.766459  
 1881 15:54:00.766844  Waiting for the transfer... 
 1882 15:54:00.767201  
 1883 15:54:01.036687  00000000 ################################################################
 1884 15:54:01.036826  
 1885 15:54:01.282683  00080000 ################################################################
 1886 15:54:01.282836  
 1887 15:54:01.535851  00100000 ################################################################
 1888 15:54:01.535991  
 1889 15:54:01.784194  00180000 ################################################################
 1890 15:54:01.784344  
 1891 15:54:02.030718  00200000 ################################################################
 1892 15:54:02.030857  
 1893 15:54:02.272306  00280000 ################################################################
 1894 15:54:02.272443  
 1895 15:54:02.518691  00300000 ################################################################
 1896 15:54:02.518835  
 1897 15:54:02.766922  00380000 ################################################################
 1898 15:54:02.767064  
 1899 15:54:03.007193  00400000 ################################################################
 1900 15:54:03.007335  
 1901 15:54:03.252586  00480000 ################################################################
 1902 15:54:03.252715  
 1903 15:54:03.497714  00500000 ################################################################
 1904 15:54:03.497855  
 1905 15:54:03.741173  00580000 ################################################################
 1906 15:54:03.741312  
 1907 15:54:03.990412  00600000 ################################################################
 1908 15:54:03.990556  
 1909 15:54:04.233769  00680000 ################################################################
 1910 15:54:04.233910  
 1911 15:54:04.507412  00700000 ################################################################
 1912 15:54:04.507554  
 1913 15:54:04.747618  00780000 ################################################################
 1914 15:54:04.747752  
 1915 15:54:04.863887  00800000 ################################ done.
 1916 15:54:04.864006  
 1917 15:54:04.866972  Sending tftp read request... done.
 1918 15:54:04.867064  
 1919 15:54:04.870156  Waiting for the transfer... 
 1920 15:54:04.870256  
 1921 15:54:04.870328  00000000 # done.
 1922 15:54:04.870397  
 1923 15:54:04.880533  Command line loaded dynamically from TFTP file: 8290345/tftp-deploy-sspp6jt6/kernel/cmdline
 1924 15:54:04.880694  
 1925 15:54:04.903594  The command line is: earlyprintk=uart8250,mmio32,0xde000000,115200n8  console=ttyS0,115200n8 root=/dev/nfs rw nfsroot=192.168.201.1:/var/lib/lava/dispatcher/tmp/8290345/extract-nfsrootfs-jjgtgu3i,tcp,hard ip=dhcp tftpserverip=192.168.201.1
 1926 15:54:04.903883  
 1927 15:54:04.912617  Shutting down all USB controllers.
 1928 15:54:04.912963  
 1929 15:54:04.913183  Removing current net device
 1930 15:54:04.913391  
 1931 15:54:04.915696  Finalizing coreboot
 1932 15:54:04.915950  
 1933 15:54:04.922303  Exiting depthcharge with code 4 at timestamp: 18014091
 1934 15:54:04.922768  
 1935 15:54:04.923094  
 1936 15:54:04.923391  Starting kernel ...
 1937 15:54:04.923674  
 1938 15:54:04.923969  
 1939 15:54:04.924290  
 1940 15:54:04.925480  end: 2.2.4 bootloader-commands (duration 00:00:12) [common]
 1941 15:54:04.925932  start: 2.2.5 auto-login-action (timeout 00:04:31) [common]
 1942 15:54:04.926446  Setting prompt string to ['Linux version [0-9]']
 1943 15:54:04.926973  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}']
 1944 15:54:04.927379  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)
 1945 15:54:07.163513  start: 2.2.5.1 login-action (timeout 00:04:29) [common]
 1946 15:54:07.164144  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.
 1947 15:54:07.164626  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']
 1948 15:54:07.165078  Using line separator: #'\n'#
 1949 15:54:07.165430  No login prompt set.
 1950 15:54:07.165790  Parsing kernel messages
 1951 15:54:07.166110  ['-\\[ 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']
 1952 15:54:07.166735  [login-action] Waiting for messages, (timeout 00:04:29)
 1953 15:54:07.182701  [    0.000000] Linux version 5.10.158-cip21 (KernelCI@build-j667644-x86-64-gcc-10-x86-64-defconfig-x86-chromebooc6ntk) (gcc (Debian 10.2.1-6) 10.2.1 20210110, GNU ld (GNU Binutils for Debian) 2.35.2) #1 SMP Thu Dec 8 15:02:52 UTC 2022
 1954 15:54:07.209186  [    0.000000] Command line: earlyprintk=uart8250,mmio32,0xde000000,115200n8  console=ttyS0,115200n8 root=/dev/nfs rw nfsroot=192.168.201.1:/var/lib/lava/dispatcher/tmp/8290345/extract-nfsrootfs-jjgtgu3i,tcp,hard ip=dhcp tftpserverip=192.168.201.1
 1955 15:54:07.215740  [    0.000000] x86/fpu: Supporting XSAVE feature 0x001: 'x87 floating point registers'
 1956 15:54:07.225642  [    0.000000] x86/fpu: Supporting XSAVE feature 0x002: 'SSE registers'
 1957 15:54:07.232080  [    0.000000] x86/fpu: Supporting XSAVE feature 0x004: 'AVX registers'
 1958 15:54:07.238818  [    0.000000] x86/fpu: Supporting XSAVE feature 0x008: 'MPX bounds registers'
 1959 15:54:07.245713  [    0.000000] x86/fpu: Supporting XSAVE feature 0x010: 'MPX CSR'
 1960 15:54:07.251950  [    0.000000] x86/fpu: xstate_offset[2]:  576, xstate_sizes[2]:  256
 1961 15:54:07.258318  [    0.000000] x86/fpu: xstate_offset[3]:  832, xstate_sizes[3]:   64
 1962 15:54:07.265115  [    0.000000] x86/fpu: xstate_offset[4]:  896, xstate_sizes[4]:   64
 1963 15:54:07.268394  
 1964 15:54:07.278432  [    0.000000] x86/fpu: Enabled xstate features 0x1f, context size is 960 bytes, using 'compacted' format.
 1965 15:54:07.281307  [    0.000000] BIOS-provided physical RAM map:
 1966 15:54:07.287938  [    0.000000] BIOS-e820: [mem 0x0000000000000000-0x0000000000000fff] type 16
 1967 15:54:07.291283  
 1968 15:54:07.297845  [    0.000000] BIOS-e820: [mem 0x0000000000001000-0x000000000009ffff] usable
 1969 15:54:07.304229  [    0.000000] BIOS-e820: [mem 0x00000000000a0000-0x00000000000fffff] reserved
 1970 15:54:07.314175  [    0.000000] BIOS-e820: [mem 0x0000000000100000-0x000000007a997fff] usable
 1971 15:54:07.321041  [    0.000000] BIOS-e820: [mem 0x000000007a998000-0x000000007affffff] type 16
 1972 15:54:07.327200  [    0.000000] BIOS-e820: [mem 0x000000007b000000-0x000000007fffffff] reserved
 1973 15:54:07.337277  [    0.000000] BIOS-e820: [mem 0x00000000e0000000-0x00000000e3ffffff] reserved
 1974 15:54:07.343580  [    0.000000] BIOS-e820: [mem 0x00000000fe000000-0x00000000fe00ffff] reserved
 1975 15:54:07.350314  [    0.000000] BIOS-e820: [mem 0x00000000fed10000-0x00000000fed19fff] reserved
 1976 15:54:07.360172  [    0.000000] BIOS-e820: [mem 0x00000000fed80000-0x00000000fed84fff] reserved
 1977 15:54:07.366730  [    0.000000] BIOS-e820: [mem 0x00000000fed90000-0x00000000fed91fff] reserved
 1978 15:54:07.373281  [    0.000000] BIOS-e820: [mem 0x0000000100000000-0x000000017effffff] usable
 1979 15:54:07.376547  
 1980 15:54:07.379571  [    0.000000] NX (Execute Disable) protection: active
 1981 15:54:07.382956  [    0.000000] SMBIOS 2.7 present.
 1982 15:54:07.389811  [    0.000000] DMI: Google Rammus/Rammus, BIOS  09/04/2020
 1983 15:54:07.396339  [    0.000000] tsc: Detected 1600.000 MHz processor
 1984 15:54:07.399506  [    0.000000] tsc: Detected 1599.960 MHz TSC
 1985 15:54:07.405994  [    0.000055] last_pfn = 0x17f000 max_arch_pfn = 0x400000000
 1986 15:54:07.412579  [    0.001314] x86/PAT: Configuration [0-7]: WB  WC  UC- UC  WB  WP  UC- WT  
 1987 15:54:07.419152  [    0.006786] last_pfn = 0x7a998 max_arch_pfn = 0x400000000
 1988 15:54:07.425853  [    0.024448] check: Scanning 1 areas for low memory corruption
 1989 15:54:07.432350  [    0.024461] Using GB pages for direct mapping
 1990 15:54:07.435673  [    0.025146] RAMDISK: [mem 0x377c1000-0x37ffffff]
 1991 15:54:07.442325  [    0.025153] ACPI: Early table checksum verification disabled
 1992 15:54:07.448839  [    0.025162] ACPI: RSDP 0x00000000000F0000 000024 (v02 CORE  )
 1993 15:54:07.458737  [    0.025175] ACPI: XSDT 0x000000007AA9A0E0 00006C (v01 CORE   COREBOOT 00000000 CORE 00000000)
 1994 15:54:07.468659  [    0.025192] ACPI: FACP 0x000000007AA9E970 0000F4 (v04 CORE   COREBOOT 00000000 CORE 00000000)
 1995 15:54:07.478573  [    0.025209] ACPI: DSDT 0x000000007AA9A280 0046E3 (v05 COREv4 COREBOOT 20110725 INTL 20180531)
 1996 15:54:07.481729  [    0.025222] ACPI: FACS 0x000000007AA9A240 000040
 1997 15:54:07.488236  [    0.025234] ACPI: FACS 0x000000007AA9A240 000040
 1998 15:54:07.498498  [    0.025246] ACPI: SSDT 0x000000007AA9EA70 000EFA (v02 CORE   COREBOOT 0000002A CORE 0000002A)
 1999 15:54:07.508037  [    0.025259] ACPI: MCFG 0x000000007AA9F970 00003C (v01 CORE   COREBOOT 00000000 CORE 00000000)
 2000 15:54:07.517725  [    0.025272] ACPI: TPM2 0x000000007AA9F9B0 000040 (v04 CORE   COREBOOT 00000000 CORE 00000000)
 2001 15:54:07.527547  [    0.025284] ACPI: APIC 0x000000007AA9F9F0 00006C (v02 CORE   COREBOOT 00000000 CORE 00000000)
 2002 15:54:07.537268  [    0.025297] ACPI: NHLT 0x000000007AA9FA60 001B1C (v05 GOOGLE RAMMUS   00000000 CORE 00000000)
 2003 15:54:07.547380  [    0.025310] ACPI: DMAR 0x000000007AAA1580 000088 (v01 CORE   COREBOOT 00000000 CORE 00000000)
 2004 15:54:07.553727  [    0.025322] ACPI: DBG2 0x000000007AAA3610 000061 (v00 CORE   COREBOOT 00000000 CORE 00000000)
 2005 15:54:07.563808  [    0.025335] ACPI: HPET 0x000000007AAA3680 000038 (v01 CORE   COREBOOT 00000000 CORE 00000000)
 2006 15:54:07.573640  [    0.025347] ACPI: Reserving FACP table memory at [mem 0x7aa9e970-0x7aa9ea63]
 2007 15:54:07.580156  [    0.025352] ACPI: Reserving DSDT table memory at [mem 0x7aa9a280-0x7aa9e962]
 2008 15:54:07.589905  [    0.025357] ACPI: Reserving FACS table memory at [mem 0x7aa9a240-0x7aa9a27f]
 2009 15:54:07.596457  [    0.025362] ACPI: Reserving FACS table memory at [mem 0x7aa9a240-0x7aa9a27f]
 2010 15:54:07.603165  [    0.025367] ACPI: Reserving SSDT table memory at [mem 0x7aa9ea70-0x7aa9f969]
 2011 15:54:07.613101  [    0.025372] ACPI: Reserving MCFG table memory at [mem 0x7aa9f970-0x7aa9f9ab]
 2012 15:54:07.619516  [    0.025377] ACPI: Reserving TPM2 table memory at [mem 0x7aa9f9b0-0x7aa9f9ef]
 2013 15:54:07.629229  [    0.025382] ACPI: Reserving APIC table memory at [mem 0x7aa9f9f0-0x7aa9fa5b]
 2014 15:54:07.635715  [    0.025386] ACPI: Reserving NHLT table memory at [mem 0x7aa9fa60-0x7aaa157b]
 2015 15:54:07.642439  [    0.025391] ACPI: Reserving DMAR table memory at [mem 0x7aaa1580-0x7aaa1607]
 2016 15:54:07.645584  
 2017 15:54:07.651939  [    0.025396] ACPI: Reserving DBG2 table memory at [mem 0x7aaa3610-0x7aaa3670]
 2018 15:54:07.658769  [    0.025401] ACPI: Reserving HPET table memory at [mem 0x7aaa3680-0x7aaa36b7]
 2019 15:54:07.665463  [    0.025541] No NUMA configuration found
 2020 15:54:07.672090  [    0.025547] Faking a node at [mem 0x0000000000000000-0x000000017effffff]
 2021 15:54:07.678665  [    0.025557] NODE_DATA(0) allocated [mem 0x17effa000-0x17effdfff]
 2022 15:54:07.681696  [    0.025605] Zone ranges:
 2023 15:54:07.688153  [    0.025610]   DMA      [mem 0x0000000000001000-0x0000000000ffffff]
 2024 15:54:07.694625  [    0.025618]   DMA32    [mem 0x0000000001000000-0x00000000ffffffff]
 2025 15:54:07.701020  [    0.025626]   Normal   [mem 0x0000000100000000-0x000000017effffff]
 2026 15:54:07.707739  [    0.025633] Movable zone start for each node
 2027 15:54:07.710875  [    0.025638] Early memory node ranges
 2028 15:54:07.717573  [    0.025643]   node   0: [mem 0x0000000000001000-0x000000000009ffff]
 2029 15:54:07.724354  [    0.025649]   node   0: [mem 0x0000000000100000-0x000000007a997fff]
 2030 15:54:07.730715  [    0.025654]   node   0: [mem 0x0000000100000000-0x000000017effffff]
 2031 15:54:07.740621  [    0.025660] Initmem setup node 0 [mem 0x0000000000001000-0x000000017effffff]
 2032 15:54:07.747071  [    0.025708] On node 0, zone DMA: 1 pages in unavailable ranges
 2033 15:54:07.753469  [    0.025753] On node 0, zone DMA: 96 pages in unavailable ranges
 2034 15:54:07.760054  [    0.036919] On node 0, zone Normal: 22120 pages in unavailable ranges
 2035 15:54:07.766951  [    0.036986] On node 0, zone Normal: 4096 pages in unavailable ranges
 2036 15:54:07.776719  [    0.037011] Reserving Intel graphics memory at [mem 0x7c000000-0x7fffffff]
 2037 15:54:07.779871  [    0.037369] ACPI: PM-Timer IO Port: 0x1808
 2038 15:54:07.786300  [    0.037424] IOAPIC[0]: apic_id 2, version 32, address 0xfec00000, GSI 0-119
 2039 15:54:07.796093  [    0.037437] ACPI: INT_SRC_OVR (bus 0 bus_irq 0 global_irq 2 dfl dfl)
 2040 15:54:07.802741  [    0.037443] ACPI: INT_SRC_OVR (bus 0 bus_irq 9 global_irq 9 high level)
 2041 15:54:07.809301  [    0.037457] Using ACPI (MADT) for SMP configuration information
 2042 15:54:07.815870  [    0.037463] ACPI: HPET id: 0x8086a701 base: 0xfed00000
 2043 15:54:07.818950  [    0.037471] TSC deadline timer available
 2044 15:54:07.825718  [    0.037476] smpboot: Allowing 4 CPUs, 0 hotplug CPUs
 2045 15:54:07.832239  [    0.037525] PM: hibernation: Registered nosave memory: [mem 0x00000000-0x00000fff]
 2046 15:54:07.842270  [    0.037531] PM: hibernation: Registered nosave memory: [mem 0x000a0000-0x000fffff]
 2047 15:54:07.848671  [    0.037537] PM: hibernation: Registered nosave memory: [mem 0x7a998000-0x7affffff]
 2048 15:54:07.858743  [    0.037541] PM: hibernation: Registered nosave memory: [mem 0x7b000000-0x7fffffff]
 2049 15:54:07.868179  [    0.037545] PM: hibernation: Registered nosave memory: [mem 0x80000000-0xdfffffff]
 2050 15:54:07.874815  [    0.037550] PM: hibernation: Registered nosave memory: [mem 0xe0000000-0xe3ffffff]
 2051 15:54:07.884557  [    0.037554] PM: hibernation: Registered nosave memory: [mem 0xe4000000-0xfdffffff]
 2052 15:54:07.891140  [    0.037558] PM: hibernation: Registered nosave memory: [mem 0xfe000000-0xfe00ffff]
 2053 15:54:07.901153  [    0.037562] PM: hibernation: Registered nosave memory: [mem 0xfe010000-0xfed0ffff]
 2054 15:54:07.911001  [    0.037566] PM: hibernation: Registered nosave memory: [mem 0xfed10000-0xfed19fff]
 2055 15:54:07.917670  [    0.037570] PM: hibernation: Registered nosave memory: [mem 0xfed1a000-0xfed7ffff]
 2056 15:54:07.927263  [    0.037575] PM: hibernation: Registered nosave memory: [mem 0xfed80000-0xfed84fff]
 2057 15:54:07.933815  [    0.037579] PM: hibernation: Registered nosave memory: [mem 0xfed85000-0xfed8ffff]
 2058 15:54:07.944185  [    0.037583] PM: hibernation: Registered nosave memory: [mem 0xfed90000-0xfed91fff]
 2059 15:54:07.950318  [    0.037587] PM: hibernation: Registered nosave memory: [mem 0xfed92000-0xffffffff]
 2060 15:54:07.953476  
 2061 15:54:07.960143  [    0.037596] [mem 0x80000000-0xdfffffff] available for PCI devices
 2062 15:54:07.969867  [    0.037603] clocksource: refined-jiffies: mask: 0xffffffff max_cycles: 0xffffffff, max_idle_ns: 1910969940391419 ns
 2063 15:54:07.979868  [    0.051243] setup_percpu: NR_CPUS:64 nr_cpumask_bits:64 nr_cpu_ids:4 nr_node_ids:1
 2064 15:54:07.986351  [    0.051533] percpu: Embedded 59 pages/cpu s200848 r8192 d32624 u524288
 2065 15:54:07.993124  [    0.051612] Built 1 zonelists, mobility grouping on.  Total pages: 1006266
 2066 15:54:07.996421  [    0.051617] Policy zone: Normal
 2067 15:54:08.022478  [    0.051630] Kernel command line: earlyprintk=uart8250,mmio32,0xde000000,115200n8  console=ttyS0,115200n8 root=/dev/nfs rw nfsroot=192.168.201.1:/var/lib/lava/dispatcher/tmp/8290345/extract-nfsrootfs-jjgtgu3i,tcp,hard ip=dhcp tftpserverip=192.168.201.1
 2068 15:54:08.032354  [    0.052136] Dentry cache hash table entries: 524288 (order: 10, 4194304 bytes, linear)
 2069 15:54:08.038999  [    0.052373] Inode-cache hash table entries: 262144 (order: 9, 2097152 bytes, linear)
 2070 15:54:08.045716  [    0.052462] mem auto-init: stack:off, heap alloc:off, heap free:off
 2071 15:54:08.062127  [    0.073579] Memory: 3888340K/4089052K available (18450K kernel code, 3458K rwdata, 6952K rodata, 2016K init, 13324K bss, 200452K reserved, 0K cma-reserved)
 2072 15:54:08.068508  [    0.073749] SLUB: HWalign=64, Order=0-3, MinObjects=0, CPUs=4, Nodes=1
 2073 15:54:08.075107  [    0.073813] Kernel/User page tables isolation: enabled
 2074 15:54:08.081949  [    0.073899] ftrace: allocating 52738 entries in 207 pages
 2075 15:54:08.088147  [    0.131833] ftrace: allocated 207 pages with 6 groups
 2076 15:54:08.091423  [    0.132139] Running RCU self tests
 2077 15:54:08.098066  [    0.132156] rcu: Hierarchical RCU implementation.
 2078 15:54:08.101741  [    0.132160] rcu: 	RCU event tracing is enabled.
 2079 15:54:08.107866  [    0.132165] rcu: 	RCU lockdep checking is enabled.
 2080 15:54:08.114552  [    0.132170] rcu: 	RCU restricting CPUs from NR_CPUS=64 to nr_cpu_ids=4.
 2081 15:54:08.121114  [    0.132175] 	Rude variant of Tasks RCU enabled.
 2082 15:54:08.124789  [    0.132179] 	Tracing variant of Tasks RCU enabled.
 2083 15:54:08.134175  [    0.132184] rcu: RCU calculated value of scheduler-enlistment delay is 100 jiffies.
 2084 15:54:08.140936  [    0.132189] rcu: Adjusting geometry for rcu_fanout_leaf=16, nr_cpu_ids=4
 2085 15:54:08.147378  [    0.142529] NR_IRQS: 4352, nr_irqs: 1024, preallocated irqs: 16
 2086 15:54:08.150524  [    0.143024] random: crng init done
 2087 15:54:08.157326  [    0.143136] Console: colour dummy device 80x25
 2088 15:54:08.160904  [    0.218335] printk: console [ttyS0] enabled
 2089 15:54:08.170560  [    0.218704] Lock dependency validator: Copyright (c) 2006 Red Hat, Inc., Ingo Molnar
 2090 15:54:08.173823  [    0.219364] ... MAX_LOCKDEP_SUBCLASSES:  8
 2091 15:54:08.180600  [    0.219724] ... MAX_LOCK_DEPTH:          48
 2092 15:54:08.183476  [    0.220091] ... MAX_LOCKDEP_KEYS:        8192
 2093 15:54:08.190177  [    0.220474] ... CLASSHASH_SIZE:          4096
 2094 15:54:08.194058  [    0.220856] ... MAX_LOCKDEP_ENTRIES:     32768
 2095 15:54:08.200215  [    0.221245] ... MAX_LOCKDEP_CHAINS:      65536
 2096 15:54:08.203444  [    0.221634] ... CHAINHASH_SIZE:          32768
 2097 15:54:08.209781  [    0.222024]  memory used by lock dependency info: 6365 kB
 2098 15:54:08.216395  [    0.222492]  memory used for stack traces: 4224 kB
 2099 15:54:08.223171  [    0.222910]  per task-struct memory footprint: 1920 bytes
 2100 15:54:08.226116  [    0.223434] ACPI: Core revision 20200925
 2101 15:54:08.233118  [    0.224021] hpet: HPET dysfunctional in PC10. Force disabled.
 2102 15:54:08.239365  [    0.224521] APIC: Switch to symmetric I/O mode setup
 2103 15:54:08.249362  [    0.229025] clocksource: tsc-early: mask: 0xffffffffffffffff max_cycles: 0x170fff30cc4, max_idle_ns: 440795237869 ns
 2104 15:54:08.262472  [    0.229944] Calibrating delay loop (skipped), value calculated using timer frequency.. 3199.92 BogoMIPS (lpj=1599960)
 2105 15:54:08.266136  [    0.230847] pid_max: default: 32768 minimum: 301
 2106 15:54:08.272508  [    0.230926] LSM: Security Framework initializing
 2107 15:54:08.275530  [    0.230926] SELinux:  Initializing.
 2108 15:54:08.278985  [    0.230926] LSM support for eBPF active
 2109 15:54:08.288879  [    0.230926] Mount-cache hash table entries: 8192 (order: 4, 65536 bytes, linear)
 2110 15:54:08.298793  [    0.230926] Mountpoint-cache hash table entries: 8192 (order: 4, 65536 bytes, linear)
 2111 15:54:08.302042  [    0.230926] mce: CPU0: Thermal monitoring enabled (TM1)
 2112 15:54:08.308123  [    0.230926] process: using mwait in idle threads
 2113 15:54:08.314508  [    0.230926] Last level iTLB entries: 4KB 64, 2MB 8, 4MB 8
 2114 15:54:08.321321  [    0.230926] Last level dTLB entries: 4KB 64, 2MB 0, 4MB 0, 1GB 4
 2115 15:54:08.331517  [    0.230926] Spectre V1 : Mitigation: usercopy/swapgs barriers and __user pointer sanitization
 2116 15:54:08.334549  [    0.230926] Spectre V2 : Mitigation: IBRS
 2117 15:54:08.344397  [    0.230926] Spectre V2 : Spectre v2 / SpectreRSB mitigation: Filling RSB on context switch
 2118 15:54:08.350937  [    0.230926] Spectre V2 : Spectre v2 / SpectreRSB : Filling RSB on VMEXIT
 2119 15:54:08.357728  [    0.230926] RETBleed: Mitigation: IBRS
 2120 15:54:08.367504  [    0.230926] Spectre V2 : mitigation: Enabling conditional Indirect Branch Prediction Barrier
 2121 15:54:08.377091  [    0.230926] Speculative Store Bypass: Mitigation: Speculative Store Bypass disabled via prctl and seccomp
 2122 15:54:08.383472  [    0.230926] MDS: Vulnerable: Clear CPU buffers attempted, no microcode
 2123 15:54:08.393518  [    0.230926] MMIO Stale Data: Vulnerable: Clear CPU buffers attempted, no microcode
 2124 15:54:08.396741  [    0.230926] SRBDS: Vulnerable: No microcode
 2125 15:54:08.400861  Setting prompt string to ['-+\\[ end trace \\w* \\]-+[^\\n]*\\r\\n', '/ #', 'Login timed out', 'Login incorrect']
 2126 15:54:08.403412  [    0.230926] ------------[ cut here ]------------
 2127 15:54:08.412880  [    0.230926] missing return thunk: lkdtm_rodata_do_nothing+0x0/0x10-lkdtm_rodata_do_nothing+0x5/0x10: e9 00 00 00 00
 2128 15:54:08.423066  [    0.230926] WARNING: CPU: 0 PID: 0 at arch/x86/kernel/alternative.c:712 apply_returns+0x1f5/0x220
 2129 15:54:08.426310  [    0.230926] Modules linked in:
 2130 15:54:08.435955  [    0.230926] CPU: 0 PID: 0 Comm: swapper/0 Not tainted 5.10.158-cip21 #1
 2131 15:54:08.442807  [    0.230926] Hardware name: Google Rammus/Rammus, BIOS  09/04/2020
 2132 15:54:08.446076  [    0.230926] RIP: 0010:apply_returns+0x1f5/0x220
 2133 15:54:08.469130  [    0.230926] Code: e4 01 00 0f 85 e1 fe ff ff 49 89 e8 b9 05 00 00 00 4c 89 f2 48 89 ee 48 c7 c7 d8 e1 4e a6 c6 05 cc 46 e4 01 01 e8 55 86 e5 00 <0f> 0b e9 b9 fe ff ff 44 89 f9 c7 00 cc cc cc cc c7 44 08 fc cc cc
 2134 15:54:08.472275  [    0.230926] RSP: 0000:ffffffffa6803de0 EFLAGS: 00010282
 2135 15:54:08.482385  [    0.230926] RAX: 0000000000000000 RBX: ffffffffa72cf044 RCX: 0000000000000000
 2136 15:54:08.488676  [    0.230926] RDX: 0000000000000000 RSI: 0000000000000000 RDI: ffffffffa4d7a891
 2137 15:54:08.498608  [    0.230926] RBP: ffffffffa61ce140 R08: 0000000000000001 R09: 0000000000000001
 2138 15:54:08.505433  [    0.230926] R10: ffffffffa688fcc0 R11: 3fffffffffffffff R12: ffffffffa72e61a8
 2139 15:54:08.515114  [    0.230926] R13: cccccccccccccccc R14: ffffffffa61ce145 R15: 0000000000000004
 2140 15:54:08.521842  [    0.230926] FS:  0000000000000000(0000) GS:ffffa045fac00000(0000) knlGS:0000000000000000
 2141 15:54:08.528200  [    0.230926] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
 2142 15:54:08.537805  [    0.230926] CR2: ffffa045fefff000 CR3: 0000000071226001 CR4: 00000000003706f0
 2143 15:54:08.541243  [    0.230926] Call Trace:
 2144 15:54:08.544974  [    0.230926]  alternative_instructions+0x7d/0x143
 2145 15:54:08.547680  [    0.230926]  check_bugs+0xece/0xf2a
 2146 15:54:08.554440  [    0.230926]  start_kernel+0x517/0x54d
 2147 15:54:08.557819  [    0.230926]  secondary_startup_64_no_verify+0xc2/0xcb
 2148 15:54:08.564182  [    0.230926] irq event stamp: 162449
 2149 15:54:08.571167  [    0.230926] hardirqs last  enabled at (162457): [<ffffffffa4d7a891>] console_unlock+0x4d1/0x5f0
 2150 15:54:08.573909  
 2151 15:54:08.580737  [    0.230926] hardirqs last disabled at (162464): [<ffffffffa4d7a804>] console_unlock+0x444/0x5f0
 2152 15:54:08.593851  [    0.230926] softirqs last  enabled at (1840): [<ffffffffa4dd304b>] cgroup_idr_alloc.constprop.0+0x5b/0xe0
 2153 15:54:08.603974  [    0.230926] softirqs last disabled at (1838): [<ffffffffa4dd301e>] cgroup_idr_alloc.constprop.0+0x2e/0xe0
 2154 15:54:08.610363  [    0.230926] ---[ end trace 633e44de706942da ]---
 2155 15:54:08.611329  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']
 2156 15:54:08.611787  login-action: kernel 'warning'
 2157 15:54:08.612183  [login-action] Waiting for messages, (timeout 00:04:27)
 2158 15:54:08.613408  [    0.230926] Freeing SMP alternatives memory: 44K
 2159 15:54:08.623435  [    0.230926] smpboot: CPU0: Intel(R) Core(TM) m3-8100Y CPU @ 1.10GHz (family: 0x6, model: 0x8e, stepping: 0x9)
 2160 15:54:08.626527  
 2161 15:54:08.636475  [    0.231770] Performance Events: PEBS fmt3+, Skylake events, 32-deep LBR, full-width counters, Intel PMU driver.
 2162 15:54:08.639888  [    0.231944] ... version:                4
 2163 15:54:08.646860  [    0.232324] ... bit width:              48
 2164 15:54:08.649769  [    0.232688] ... generic registers:      4
 2165 15:54:08.656177  [    0.232935] ... value mask:             0000ffffffffffff
 2166 15:54:08.662874  [    0.233399] ... max period:             00007fffffffffff
 2167 15:54:08.665916  [    0.233860] ... fixed-purpose events:   3
 2168 15:54:08.672684  [    0.233933] ... event mask:             000000070000000f
 2169 15:54:08.679639  [    0.235024] rcu: Hierarchical SRCU implementation.
 2170 15:54:08.682582  [    0.237714] smp: Bringing up secondary CPUs ...
 2171 15:54:08.688946  [    0.238855] x86: Booting SMP configuration:
 2172 15:54:08.692357  [    0.238962] .... node  #0, CPUs:      #1
 2173 15:54:08.708857  [    0.240043] 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.
 2174 15:54:08.725232  [    0.240961] 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.
 2175 15:54:08.728892  [    0.242771]  #2 #3
 2176 15:54:08.732218  [    0.245532] smp: Brought up 1 node, 4 CPUs
 2177 15:54:08.738474  [    0.246316] smpboot: Max logical packages: 1
 2178 15:54:08.745114  [    0.246698] smpboot: Total of 4 processors activated (12799.68 BogoMIPS)
 2179 15:54:08.748370  [    0.249357] devtmpfs: initialized
 2180 15:54:08.754936  [    0.250351] x86/mm: Memory block size: 128MB
 2181 15:54:08.764725  [    0.255424] clocksource: jiffies: mask: 0xffffffff max_cycles: 0xffffffff, max_idle_ns: 1911260446275000 ns
 2182 15:54:08.771542  [    0.255949] futex hash table entries: 1024 (order: 5, 131072 bytes, linear)
 2183 15:54:08.777919  [    0.257084] pinctrl core: initialized pinctrl subsystem
 2184 15:54:08.784840  [    0.257936] PM: RTC time: 15:54:05, date: 2022-12-08
 2185 15:54:08.787992  [    0.259080] NET: Registered protocol family 16
 2186 15:54:08.794383  [    0.260435] audit: initializing netlink subsys (disabled)
 2187 15:54:08.804323  [    0.260978] audit: type=2000 audit(1670514845.031:1): state=initialized audit_enabled=0 res=1
 2188 15:54:08.810555  [    0.261959] thermal_sys: Registered thermal governor 'step_wise'
 2189 15:54:08.817145  [    0.261966] thermal_sys: Registered thermal governor 'user_space'
 2190 15:54:08.823575  [    0.262589] cpuidle: using governor menu
 2191 15:54:08.826896  [    0.263374] ACPI: bus type PCI registered
 2192 15:54:08.836933  [    0.264393] PCI: MMCONFIG for domain 0000 [bus 00-3f] at [mem 0xe0000000-0xe3ffffff] (base 0xe0000000)
 2193 15:54:08.843594  [    0.264941] PCI: MMCONFIG at [mem 0xe0000000-0xe3ffffff] reserved in E820
 2194 15:54:08.850347  [    0.265569] PCI: Using configuration type 1 for base access
 2195 15:54:08.856665  [    0.295882] Kprobes globally optimized
 2196 15:54:08.863282  [    0.296094] HugeTLB registered 1.00 GiB page size, pre-allocated 0 pages
 2197 15:54:08.870082  [    0.296553] HugeTLB registered 2.00 MiB page size, pre-allocated 0 pages
 2198 15:54:08.879878  [    0.298116] cryptomgr_test (38) used greatest stack depth: 14880 bytes left
 2199 15:54:08.883068  [    0.301386] ACPI: Added _OSI(Module Device)
 2200 15:54:08.889646  [    0.301955] ACPI: Added _OSI(Processor Device)
 2201 15:54:08.892838  [    0.302351] ACPI: Added _OSI(3.0 _SCP Extensions)
 2202 15:54:08.899717  [    0.302769] ACPI: Added _OSI(Processor Aggregator Device)
 2203 15:54:08.906152  [    0.302938] ACPI: Added _OSI(Linux-Dell-Video)
 2204 15:54:08.909343  [    0.303336] ACPI: Added _OSI(Linux-Lenovo-NV-HDMI-Audio)
 2205 15:54:08.915699  [    0.303804] ACPI: Added _OSI(Linux-HPI-Hybrid-Graphics)
 2206 15:54:08.922428  [    0.319978] ACPI: 2 ACPI AML tables successfully acquired and loaded
 2207 15:54:08.925581  [    0.330650] ACPI: EC: EC started
 2208 15:54:08.932362  [    0.330933] ACPI: EC: interrupt blocked
 2209 15:54:08.935180  [    0.332250] ACPI: EC: EC_CMD/EC_SC=0x66, EC_DATA=0x62
 2210 15:54:08.945576  [    0.332700] ACPI: \_SB_.PCI0.LPCB.EC0_: Boot DSDT EC used to handle transactions
 2211 15:54:08.948746  [    0.333936] ACPI: Interpreter enabled
 2212 15:54:08.952318  [    0.334355] ACPI: (supports S0 S3 S4 S5)
 2213 15:54:08.959847  [    0.334708] ACPI: Using IOAPIC for interrupt routing
 2214 15:54:08.970971  [    0.335031] PCI: Using host bridge windows from ACPI; if necessary, use "pci=nocrs" and report a bug
 2215 15:54:08.974795  [    0.357657] ACPI: Power Resource [PRIC] (on)
 2216 15:54:08.982578  [    0.490717] ACPI: PCI Root Bridge [PCI0] (domain 0000 [bus 00-ff])
 2217 15:54:08.990199  [    0.490959] acpi PNP0A08:00: _OSC: OS supports [ExtendedConfig ASPM ClockPM Segments MSI HPX-Type3]
 2218 15:54:08.994105  
 2219 15:54:09.000918  [    0.492129] acpi PNP0A08:00: _OSC: OS now controls [PME PCIeCapability LTR]
 2220 15:54:09.011953  [    0.492813] acpi PNP0A08:00: [Firmware Info]: MMCONFIG for domain 0000 [bus 00-3f] only partially covers this bridge
 2221 15:54:09.015558  [    0.494723] PCI host bridge to bus 0000:00
 2222 15:54:09.022785  [    0.494941] pci_bus 0000:00: root bus resource [io  0x0000-0x0cf7 window]
 2223 15:54:09.029662  [    0.495532] pci_bus 0000:00: root bus resource [io  0x0d00-0xffff window]
 2224 15:54:09.039186  [    0.495936] pci_bus 0000:00: root bus resource [mem 0x000a0000-0x000bffff window]
 2225 15:54:09.049273  [    0.496580] pci_bus 0000:00: root bus resource [mem 0x000c0000-0x000c3fff window]
 2226 15:54:09.055558  [    0.497937] pci_bus 0000:00: root bus resource [mem 0x000c4000-0x000c7fff window]
 2227 15:54:09.065723  [    0.498583] pci_bus 0000:00: root bus resource [mem 0x000c8000-0x000cbfff window]
 2228 15:54:09.072165  [    0.498936] pci_bus 0000:00: root bus resource [mem 0x000cc000-0x000cffff window]
 2229 15:54:09.082362  [    0.499582] pci_bus 0000:00: root bus resource [mem 0x000d0000-0x000d3fff window]
 2230 15:54:09.088501  [    0.499935] pci_bus 0000:00: root bus resource [mem 0x000d4000-0x000d7fff window]
 2231 15:54:09.098459  [    0.500581] pci_bus 0000:00: root bus resource [mem 0x000d8000-0x000dbfff window]
 2232 15:54:09.104929  [    0.501937] pci_bus 0000:00: root bus resource [mem 0x000dc000-0x000dffff window]
 2233 15:54:09.114630  [    0.502582] pci_bus 0000:00: root bus resource [mem 0x000e0000-0x000e3fff window]
 2234 15:54:09.124599  [    0.502936] pci_bus 0000:00: root bus resource [mem 0x000e4000-0x000e7fff window]
 2235 15:54:09.131062  [    0.503582] pci_bus 0000:00: root bus resource [mem 0x000e8000-0x000ebfff window]
 2236 15:54:09.140859  [    0.503935] pci_bus 0000:00: root bus resource [mem 0x000ec000-0x000effff window]
 2237 15:54:09.147747  [    0.504582] pci_bus 0000:00: root bus resource [mem 0x000f0000-0x000fffff window]
 2238 15:54:09.157705  [    0.504935] pci_bus 0000:00: root bus resource [mem 0x80000001-0xdfffffff window]
 2239 15:54:09.163974  [    0.505581] pci_bus 0000:00: root bus resource [mem 0x800000000-0xbffffffff window]
 2240 15:54:09.174077  [    0.506937] pci_bus 0000:00: root bus resource [mem 0xfd000000-0xfe7fffff window]
 2241 15:54:09.180647  [    0.507583] pci_bus 0000:00: root bus resource [mem 0xfed40000-0xfed44fff window]
 2242 15:54:09.187146  [    0.507937] pci_bus 0000:00: root bus resource [bus 00-ff]
 2243 15:54:09.193832  [    0.508519] pci 0000:00:00.0: [8086:590c] type 00 class 0x060000
 2244 15:54:09.200585  [    0.510211] pci 0000:00:02.0: [8086:591c] type 00 class 0x030000
 2245 15:54:09.210361  [    0.510762] pci 0000:00:02.0: reg 0x10: [mem 0xd0000000-0xd0ffffff 64bit]
 2246 15:54:09.216938  [    0.511953] pci 0000:00:02.0: reg 0x18: [mem 0xc0000000-0xcfffffff 64bit pref]
 2247 15:54:09.223511  [    0.512587] pci 0000:00:02.0: reg 0x20: [io  0x1c00-0x1c3f]
 2248 15:54:09.229991  [    0.513764] pci 0000:00:04.0: [8086:1903] type 00 class 0x118000
 2249 15:54:09.236527  [    0.513964] pci 0000:00:04.0: reg 0x10: [mem 0xd1120000-0xd1127fff 64bit]
 2250 15:54:09.239763  
 2251 15:54:09.246315  [    0.515543] pci 0000:00:08.0: [8086:1911] type 00 class 0x088000
 2252 15:54:09.252708  [    0.515967] pci 0000:00:08.0: reg 0x10: [mem 0xd1130000-0xd1130fff 64bit]
 2253 15:54:09.259390  [    0.517413] pci 0000:00:14.0: [8086:9d2f] type 00 class 0x0c0330
 2254 15:54:09.266057  [    0.517979] pci 0000:00:14.0: reg 0x10: [mem 0xd1100000-0xd110ffff 64bit]
 2255 15:54:09.272411  [    0.518729] pci 0000:00:14.0: PME# supported from D3hot D3cold
 2256 15:54:09.279021  [    0.520917] pci 0000:00:14.2: [8086:9d31] type 00 class 0x118000
 2257 15:54:09.289129  [    0.520977] pci 0000:00:14.2: reg 0x10: [mem 0xd1131000-0xd1131fff 64bit]
 2258 15:54:09.295581  [    0.522436] pci 0000:00:15.0: [8086:9d60] type 00 class 0x118000
 2259 15:54:09.302041  [    0.522984] pci 0000:00:15.0: reg 0x10: [mem 0xd1132000-0xd1132fff 64bit]
 2260 15:54:09.308718  [    0.524606] pci 0000:00:15.1: [8086:9d61] type 00 class 0x118000
 2261 15:54:09.314860  [    0.524987] pci 0000:00:15.1: reg 0x10: [mem 0xd1133000-0xd1133fff 64bit]
 2262 15:54:09.321624  [    0.526648] pci 0000:00:19.0: [8086:9d66] type 00 class 0x118000
 2263 15:54:09.331366  [    0.527986] pci 0000:00:19.0: reg 0x10: [mem 0xfe034000-0xfe034fff 64bit]
 2264 15:54:09.338063  [    0.528599] pci 0000:00:19.0: reg 0x18: [mem 0xd1135000-0xd1135fff 64bit]
 2265 15:54:09.344431  [    0.529953] pci 0000:00:19.1: [8086:9d65] type 00 class 0x118000
 2266 15:54:09.351014  [    0.530522] pci 0000:00:19.1: reg 0x10: [mem 0xd1136000-0xd1136fff 64bit]
 2267 15:54:09.357699  [    0.532022] pci 0000:00:1c.0: [8086:9d10] type 01 class 0x060400
 2268 15:54:09.361272  
 2269 15:54:09.367558  [    0.532767] pci 0000:00:1c.0: PME# supported from D0 D3hot D3cold
 2270 15:54:09.374291  [    0.533922] pci 0000:00:1e.0: [8086:9d27] type 00 class 0x118000
 2271 15:54:09.380819  [    0.534986] pci 0000:00:1e.0: reg 0x10: [mem 0xd1137000-0xd1137fff 64bit]
 2272 15:54:09.386905  [    0.536609] pci 0000:00:1e.2: [8086:9d29] type 00 class 0x118000
 2273 15:54:09.393807  [    0.536984] pci 0000:00:1e.2: reg 0x10: [mem 0xd1138000-0xd1138fff 64bit]
 2274 15:54:09.400411  [    0.538608] pci 0000:00:1e.4: [8086:9d2b] type 00 class 0x080501
 2275 15:54:09.409921  [    0.538977] pci 0000:00:1e.4: reg 0x10: [mem 0xd1139000-0xd1139fff 64bit]
 2276 15:54:09.416524  [    0.540733] pci 0000:00:1e.6: [8086:9d2d] type 00 class 0x080501
 2277 15:54:09.423150  [    0.541980] pci 0000:00:1e.6: reg 0x10: [mem 0xd113a000-0xd113afff 64bit]
 2278 15:54:09.429863  [    0.543570] pci 0000:00:1f.0: [8086:9d4b] type 00 class 0x060100
 2279 15:54:09.436372  [    0.544926] pci 0000:00:1f.2: [8086:9d21] type 00 class 0x058000
 2280 15:54:09.442687  [    0.545488] pci 0000:00:1f.2: reg 0x10: [mem 0xd1128000-0xd112bfff]
 2281 15:54:09.449187  [    0.546914] pci 0000:00:1f.3: [8086:9d71] type 00 class 0x040100
 2282 15:54:09.459195  [    0.546985] pci 0000:00:1f.3: reg 0x10: [mem 0xd112c000-0xd112ffff 64bit]
 2283 15:54:09.465759  [    0.547635] pci 0000:00:1f.3: reg 0x20: [mem 0xd1110000-0xd111ffff 64bit]
 2284 15:54:09.472080  [    0.549058] pci 0000:00:1f.3: PME# supported from D3hot D3cold
 2285 15:54:09.478649  [    0.550544] pci 0000:00:1f.4: [8086:9d23] type 00 class 0x0c0500
 2286 15:54:09.485435  [    0.551002] pci 0000:00:1f.4: reg 0x10: [mem 0xd113c000-0xd113c0ff 64bit]
 2287 15:54:09.491979  [    0.551659] pci 0000:00:1f.4: reg 0x20: [io  0xefa0-0xefbf]
 2288 15:54:09.498464  [    0.552872] pci 0000:00:1f.5: [8086:9d24] type 00 class 0x000000
 2289 15:54:09.508440  [    0.552971] pci 0000:00:1f.5: reg 0x10: [mem 0xfe010000-0xfe010fff]
 2290 15:54:09.515037  [    0.555145] pci 0000:01:00.0: [8086:095a] type 00 class 0x028000
 2291 15:54:09.521454  [    0.556539] pci 0000:01:00.0: reg 0x10: [mem 0xd1000000-0xd1001fff 64bit]
 2292 15:54:09.528069  [    0.561328] pci 0000:01:00.0: PME# supported from D0 D3hot D3cold
 2293 15:54:09.534713  [    0.564310] pci 0000:00:1c.0: PCI bridge to [bus 01]
 2294 15:54:09.541353  [    0.564763] pci 0000:00:1c.0:   bridge window [mem 0xd1000000-0xd10fffff]
 2295 15:54:09.547696  [    0.566617] ACPI: PCI Interrupt Link [LNKA] (IRQs 3 4 5 6 10 12 14 15) *11
 2296 15:54:09.557281  [    0.568303] ACPI: PCI Interrupt Link [LNKB] (IRQs 3 4 5 6 *10 12 14 15)
 2297 15:54:09.564078  [    0.569279] ACPI: PCI Interrupt Link [LNKC] (IRQs 3 4 5 6 10 12 14 15) *11
 2298 15:54:09.570569  [    0.570277] ACPI: PCI Interrupt Link [LNKD] (IRQs 3 4 5 6 10 12 14 15) *11
 2299 15:54:09.580544  [    0.571273] ACPI: PCI Interrupt Link [LNKE] (IRQs 3 4 5 6 10 12 14 15) *11
 2300 15:54:09.587109  [    0.572273] ACPI: PCI Interrupt Link [LNKF] (IRQs 3 4 5 6 10 12 14 15) *11
 2301 15:54:09.593393  [    0.573270] ACPI: PCI Interrupt Link [LNKG] (IRQs 3 4 5 6 10 12 14 15) *11
 2302 15:54:09.603287  [    0.574265] ACPI: PCI Interrupt Link [LNKH] (IRQs 3 4 5 6 10 12 14 15) *11
 2303 15:54:09.606547  [    0.582217] ACPI: EC: interrupt unblocked
 2304 15:54:09.609793  [    0.582591] ACPI: EC: event unblocked
 2305 15:54:09.616554  [    0.582933] ACPI: EC: EC_CMD/EC_SC=0x66, EC_DATA=0x62
 2306 15:54:09.619728  [    0.583384] ACPI: EC: GPE=0x6e
 2307 15:54:09.629334  [    0.583669] ACPI: \_SB_.PCI0.LPCB.EC0_: Boot DSDT EC initialization complete
 2308 15:54:09.635918  [    0.583938] ACPI: \_SB_.PCI0.LPCB.EC0_: EC: Used to handle transactions and events
 2309 15:54:09.642504  [    0.585114] iommu: Default domain type: Translated 
 2310 15:54:09.649092  [    0.586149] pci 0000:00:02.0: vgaarb: setting as boot VGA device
 2311 15:54:09.658950  [    0.586561] pci 0000:00:02.0: vgaarb: VGA device added: decodes=io+mem,owns=io+mem,locks=none
 2312 15:54:09.665515  [    0.587958] pci 0000:00:02.0: vgaarb: bridge control possible
 2313 15:54:09.668743  [    0.588459] vgaarb: loaded
 2314 15:54:09.672233  [    0.589346] SCSI subsystem initialized
 2315 15:54:09.675558  [    0.590079] ACPI: bus type USB registered
 2316 15:54:09.681792  [    0.590580] usbcore: registered new interface driver usbfs
 2317 15:54:09.688341  [    0.591010] usbcore: registered new interface driver hub
 2318 15:54:09.695076  [    0.591520] usbcore: registered new device driver usb
 2319 15:54:09.701473  [    0.592084] pps_core: LinuxPPS API ver. 1 registered
 2320 15:54:09.711288  [    0.592520] pps_core: Software ver. 5.3.6 - Copyright 2005-2007 Rodolfo Giometti <giometti@linux.it>
 2321 15:54:09.714529  [    0.592946] PTP clock support registered
 2322 15:54:09.721301  [    0.594226] Advanced Linux Sound Architecture Driver Initialized.
 2323 15:54:09.724536  [    0.595670] NetLabel: Initializing
 2324 15:54:09.731115  [    0.595935] NetLabel:  domain hash size = 128
 2325 15:54:09.737537  [    0.596320] NetLabel:  protocols = UNLABELED CIPSOv4 CALIPSO
 2326 15:54:09.744081  [    0.596895] NetLabel:  unlabeled traffic allowed by default
 2327 15:54:09.747263  [    0.598081] PCI: Using ACPI for IRQ routing
 2328 15:54:09.753995  [    0.606374] clocksource: Switched to clocksource tsc-early
 2329 15:54:09.757356  [    1.081241] VFS: Disk quotas dquot_6.6.0
 2330 15:54:09.766928  [    1.081649] VFS: Dquot-cache hash table entries: 512 (order 0, 4096 bytes)
 2331 15:54:09.770306  [    1.082731] pnp: PnP ACPI init
 2332 15:54:09.776941  [    1.084033] system 00:00: [mem 0xfed10000-0xfed17fff] has been reserved
 2333 15:54:09.783773  [    1.084615] system 00:00: [mem 0xfed18000-0xfed18fff] has been reserved
 2334 15:54:09.790015  [    1.085211] system 00:00: [mem 0xfed19000-0xfed19fff] has been reserved
 2335 15:54:09.799808  [    1.085789] system 00:00: [mem 0xe0000000-0xe3ffffff] has been reserved
 2336 15:54:09.806679  [    1.086381] system 00:00: [mem 0xfed20000-0xfed3ffff] has been reserved
 2337 15:54:09.812776  [    1.086976] system 00:00: [mem 0xfed90000-0xfed93fff] could not be reserved
 2338 15:54:09.823143  [    1.087581] system 00:00: [mem 0xfed45000-0xfed8ffff] could not be reserved
 2339 15:54:09.829221  [    1.088203] system 00:00: [mem 0xff000000-0xffffffff] has been reserved
 2340 15:54:09.835783  [    1.088782] system 00:00: [mem 0xfee00000-0xfeefffff] has been reserved
 2341 15:54:09.845970  [    1.089375] system 00:00: [mem 0xfed00000-0xfed003ff] has been reserved
 2342 15:54:09.852429  [    1.091116] system 00:01: [io  0x1800-0x18fe] has been reserved
 2343 15:54:09.859082  [    1.092138] system 00:03: [io  0x0900-0x09fe] has been reserved
 2344 15:54:09.862322  [    1.092991] system 00:04: [io  0x0200] has been reserved
 2345 15:54:09.869135  [    1.093463] system 00:04: [io  0x0204] has been reserved
 2346 15:54:09.875415  [    1.093953] system 00:04: [io  0x0800-0x087f] has been reserved
 2347 15:54:09.882023  [    1.094473] system 00:04: [io  0x0880-0x08ff] has been reserved
 2348 15:54:09.888389  [    1.097995] pnp: PnP ACPI: found 6 devices
 2349 15:54:09.898629  [    1.116113] clocksource: acpi_pm: mask: 0xffffff max_cycles: 0xffffff, max_idle_ns: 2085701024 ns
 2350 15:54:09.901899  [    1.117035] NET: Registered protocol family 2
 2351 15:54:09.911705  [    1.117601] IP idents hash table entries: 65536 (order: 7, 524288 bytes, linear)
 2352 15:54:09.921646  [    1.120130] tcp_listen_portaddr_hash hash table entries: 2048 (order: 5, 163840 bytes, linear)
 2353 15:54:09.927885  [    1.121197] TCP established hash table entries: 32768 (order: 6, 262144 bytes, linear)
 2354 15:54:09.937633  [    1.122171] TCP bind hash table entries: 32768 (order: 9, 2359296 bytes, linear)
 2355 15:54:09.944241  [    1.125100] TCP: Hash tables configured (established 32768 bind 32768)
 2356 15:54:09.954348  [    1.126043] MPTCP token hash table entries: 4096 (order: 6, 360448 bytes, linear)
 2357 15:54:09.960600  [    1.127059] UDP hash table entries: 2048 (order: 6, 327680 bytes, linear)
 2358 15:54:09.967173  [    1.127998] UDP-Lite hash table entries: 2048 (order: 6, 327680 bytes, linear)
 2359 15:54:09.973840  [    1.129076] NET: Registered protocol family 1
 2360 15:54:09.980273  [    1.130346] RPC: Registered named UNIX socket transport module.
 2361 15:54:09.986903  [    1.130924] RPC: Registered udp transport module.
 2362 15:54:09.989980  [    1.131370] RPC: Registered tcp transport module.
 2363 15:54:09.996786  [    1.131787] RPC: Registered tcp NFSv4.1 backchannel transport module.
 2364 15:54:10.003417  [    1.133042] NET: Registered protocol family 44
 2365 15:54:10.009726  [    1.133457] pci 0000:00:1c.0: PCI bridge to [bus 01]
 2366 15:54:10.016190  [    1.133910] pci 0000:00:1c.0:   bridge window [mem 0xd1000000-0xd10fffff]
 2367 15:54:10.023004  [    1.134542] pci_bus 0000:00: resource 4 [io  0x0000-0x0cf7 window]
 2368 15:54:10.029549  [    1.135094] pci_bus 0000:00: resource 5 [io  0x0d00-0xffff window]
 2369 15:54:10.039360  [    1.135632] pci_bus 0000:00: resource 6 [mem 0x000a0000-0x000bffff window]
 2370 15:54:10.046004  [    1.136309] pci_bus 0000:00: resource 7 [mem 0x000c0000-0x000c3fff window]
 2371 15:54:10.052313  [    1.136905] pci_bus 0000:00: resource 8 [mem 0x000c4000-0x000c7fff window]
 2372 15:54:10.062485  [    1.137515] pci_bus 0000:00: resource 9 [mem 0x000c8000-0x000cbfff window]
 2373 15:54:10.068772  [    1.138126] pci_bus 0000:00: resource 10 [mem 0x000cc000-0x000cffff window]
 2374 15:54:10.075321  [    1.138729] pci_bus 0000:00: resource 11 [mem 0x000d0000-0x000d3fff window]
 2375 15:54:10.085096  [    1.139344] pci_bus 0000:00: resource 12 [mem 0x000d4000-0x000d7fff window]
 2376 15:54:10.091616  [    1.140003] pci_bus 0000:00: resource 13 [mem 0x000d8000-0x000dbfff window]
 2377 15:54:10.101696  [    1.140604] pci_bus 0000:00: resource 14 [mem 0x000dc000-0x000dffff window]
 2378 15:54:10.108348  [    1.141245] pci_bus 0000:00: resource 15 [mem 0x000e0000-0x000e3fff window]
 2379 15:54:10.114673  [    1.141848] pci_bus 0000:00: resource 16 [mem 0x000e4000-0x000e7fff window]
 2380 15:54:10.124661  [    1.142487] pci_bus 0000:00: resource 17 [mem 0x000e8000-0x000ebfff window]
 2381 15:54:10.131105  [    1.143104] pci_bus 0000:00: resource 18 [mem 0x000ec000-0x000effff window]
 2382 15:54:10.137981  [    1.143706] pci_bus 0000:00: resource 19 [mem 0x000f0000-0x000fffff window]
 2383 15:54:10.147595  [    1.144322] pci_bus 0000:00: resource 20 [mem 0x80000001-0xdfffffff window]
 2384 15:54:10.154002  [    1.144925] pci_bus 0000:00: resource 21 [mem 0x800000000-0xbffffffff window]
 2385 15:54:10.164052  [    1.145558] pci_bus 0000:00: resource 22 [mem 0xfd000000-0xfe7fffff window]
 2386 15:54:10.170774  [    1.146174] pci_bus 0000:00: resource 23 [mem 0xfed40000-0xfed44fff window]
 2387 15:54:10.177030  [    1.146778] pci_bus 0000:01: resource 1 [mem 0xd1000000-0xd10fffff]
 2388 15:54:10.187157  [    1.147910] pci 0000:00:02.0: Video device with shadowed ROM at [mem 0x000c0000-0x000dffff]
 2389 15:54:10.190290  [    1.151140] PCI: CLS 64 bytes, default 64
 2390 15:54:10.193644  [    1.151979] Unpacking initramfs...
 2391 15:54:10.197073  
 2392 15:54:10.200072  [    1.497621] Freeing initrd memory: 8444K
 2393 15:54:10.203496  [    1.498135] DMAR: Host address width 39
 2394 15:54:10.210085  [    1.498512] DMAR: DRHD base: 0x000000fed90000 flags: 0x0
 2395 15:54:10.219922  [    1.499071] DMAR: dmar0: reg_base_addr fed90000 ver 1:0 cap 1c0000c40660462 ecap 19e2ff0505e
 2396 15:54:10.226374  [    1.499797] DMAR: RMRR base: 0x0000007b800000 end: 0x0000007fffffff
 2397 15:54:10.233255  [    1.500458] DMAR: DRHD base: 0x000000fed91000 flags: 0x1
 2398 15:54:10.239747  [    1.500962] DMAR: dmar1: reg_base_addr fed91000 ver 1:0 cap d2008c40660462 ecap f050da
 2399 15:54:10.249725  [    1.501753] PCI-DMA: Using software bounce buffering for IO (SWIOTLB)
 2400 15:54:10.256332  [    1.502333] software IO TLB: mapped [mem 0x0000000076998000-0x000000007a998000] (64MB)
 2401 15:54:10.265959  [    1.503255] RAPL PMU: API unit is 2^-32 Joules, 5 fixed counters, 655360 ms ovfl timer
 2402 15:54:10.272677  [    1.503963] RAPL PMU: hw unit of domain pp0-core 2^-14 Joules
 2403 15:54:10.279150  [    1.504465] RAPL PMU: hw unit of domain package 2^-14 Joules
 2404 15:54:10.285862  [    1.504977] RAPL PMU: hw unit of domain dram 2^-14 Joules
 2405 15:54:10.292518  [    1.505449] RAPL PMU: hw unit of domain pp1-gpu 2^-14 Joules
 2406 15:54:10.298859  [    1.505955] RAPL PMU: hw unit of domain psys 2^-14 Joules
 2407 15:54:10.301903  [    1.508542] kvm: already loaded the other module
 2408 15:54:10.308939  [    1.513703] check: Scanning for low memory corruption every 60 seconds
 2409 15:54:10.315181  [    1.518162] Initialise system trusted keyrings
 2410 15:54:10.321771  [    1.518843] workingset: timestamp_bits=56 max_order=20 bucket_order=0
 2411 15:54:10.328220  [    1.543788] NFS: Registering the id_resolver key type
 2412 15:54:10.331664  [    1.544301] Key type id_resolver registered
 2413 15:54:10.338269  [    1.544701] Key type id_legacy registered
 2414 15:54:10.341711  [    1.565591] Key type asymmetric registered
 2415 15:54:10.348183  [    1.566017] Asymmetric key parser 'x509' registered
 2416 15:54:10.354695  [    1.566503] Block layer SCSI generic (bsg) driver version 0.4 loaded (major 249)
 2417 15:54:10.361289  [    1.567180] io scheduler mq-deadline registered
 2418 15:54:10.364294  [    1.567583] io scheduler kyber registered
 2419 15:54:10.371109  [    1.568225] test_firmware: interface ready
 2420 15:54:10.377459  [    1.570502] pcieport 0000:00:1c.0: PME: Signaling with IRQ 120
 2421 15:54:10.380679  [    1.572572] ACPI: AC Adapter [AC] (on-line)
 2422 15:54:10.393678  [    1.573429] input: Lid Switch as /devices/LNXSYSTM:00/LNXSYBUS:00/PNP0A08:00/device:03/PNP0C09:00/PNP0C0D:00/input/input0
 2423 15:54:10.397152  [    1.575261] ACPI: Lid Switch [LID0]
 2424 15:54:10.406829  [    1.575890] input: Power Button as /devices/LNXSYSTM:00/LNXPWRBN:00/input/input1
 2425 15:54:10.410111  [    1.576849] ACPI: Power Button [PWRF]
 2426 15:54:10.413395  [    1.577694] ACPI: \_PR_.CP00: Found 3 idle states
 2427 15:54:10.419937  [    1.579157] ACPI: \_PR_.CP01: Found 3 idle states
 2428 15:54:10.426512  [    1.580350] ACPI: \_PR_.CP02: Found 3 idle states
 2429 15:54:10.430084  [    1.581482] ACPI: \_PR_.CP03: Found 3 idle states
 2430 15:54:10.436349  [    1.583745] Serial: 8250/16550 driver, 4 ports, IRQ sharing enabled
 2431 15:54:10.442824  [    1.587831] hpet_acpi_add: no address or irqs in _CRS
 2432 15:54:10.449353  [    1.588518] battery: ACPI: Battery Slot [BAT0] (battery present)
 2433 15:54:10.456022  [    1.588609] Non-volatile memory driver v1.3
 2434 15:54:10.459343  [    1.589681] Linux agpgart interface v0.103
 2435 15:54:10.465686  [    1.593634] i915 0000:00:02.0: vgaarb: deactivate vga console
 2436 15:54:10.475917  [    1.646412] i915 0000:00:02.0: vgaarb: changed VGA decodes: olddecodes=io+mem,decodes=io+mem:owns=io+mem
 2437 15:54:10.485718  [    1.648228] i915 0000:00:02.0: [drm] Finished loading DMC firmware i915/kbl_dmc_ver1_04.bin (v1.4)
 2438 15:54:10.495430  [    1.685352] [drm] Initialized i915 1.6.0 20200917 for 0000:00:02.0 on minor 0
 2439 15:54:10.502089  [    1.690098] [drm] Initialized vgem 1.0.0 20120112 for vgem on minor 1
 2440 15:54:10.505430  [    1.714503] loop: module loaded
 2441 15:54:10.511983  [    1.715923] lkdtm: No crash points registered, enable through debugfs
 2442 15:54:10.518550  [    1.749284] printk: console [ttyS0] disabled
 2443 15:54:10.528436  [    1.750557] dw-apb-uart.2: ttyS0 at MMIO 0xfe034000 (irq = 32, base_baud = 115200) is a 16550A
 2444 15:54:10.535206  [    2.566196] tsc: Refined TSC clocksource calibration: 1608.000 MHz
 2445 15:54:10.538457  [    2.572963] printk: console [ttyS0] enabled
 2446 15:54:10.548203  [    2.580252] clocksource: tsc: mask: 0xffffffffffffffff max_cycles: 0x172daa3a18b, max_idle_ns: 440795212390 ns
 2447 15:54:10.558043  [    2.604376] dw-apb-uart.4: ttyS1 at MMIO 0xd1137000 (irq = 20, base_baud = 115200) is a 16550A
 2448 15:54:10.622060  [    5.166614] clocksource: Switched to clocksource tsc
 2449 15:54:10.628543  [    5.166689] fbcon: i915drmfb (fb0) is primary device
 2450 15:54:10.635269  [    5.169610] pxa2xx-spi pxa2xx-spi.5: no DMA channels available, using PIO
 2451 15:54:10.645847  [    5.180246] e100: Intel(R) PRO/100 Network Driver
 2452 15:54:10.649295  [    5.180251] e100: Copyright(c) 1999-2006 Intel Corporation
 2453 15:54:10.652518  [    5.180366] e1000: Intel(R) PRO/1000 Network Driver
 2454 15:54:10.659736  [    5.180386] e1000: Copyright (c) 1999-2006 Intel Corporation.
 2455 15:54:10.673048  [    5.180640] e1000e: Intel(R) PRO/1000 Network Driver
 2456 15:54:10.673414  [    5.180644] e1000e: Copyright(c) 1999 - 2015 Intel Corporation.
 2457 15:54:10.676492  [    5.180847] sky2: driver version 1.30
 2458 15:54:10.683853  [    5.180941] tpm_tis_spi spi-PRP0001:00: TPM ready IRQ confirmed on attempt 2
 2459 15:54:10.690963  [    5.181583] usbcore: registered new interface driver r8152
 2460 15:54:10.697555  [    5.182538] ehci_hcd: USB 2.0 'Enhanced' Host Controller (EHCI) Driver
 2461 15:54:10.701229  [    5.182567] ehci-pci: EHCI PCI platform driver
 2462 15:54:10.707927  [    5.182724] ohci_hcd: USB 1.1 'Open' Host Controller (OHCI) Driver
 2463 15:54:10.714565  [    5.182772] ohci-pci: OHCI PCI platform driver
 2464 15:54:10.720473  [    5.182899] uhci_hcd: USB Universal Host Controller Interface driver
 2465 15:54:10.727241  [    5.185350] xhci_hcd 0000:00:14.0: xHCI Host Controller
 2466 15:54:10.734429  [    5.186986] xhci_hcd 0000:00:14.0: new USB bus registered, assigned bus number 1
 2467 15:54:10.744696  [    5.188644] xhci_hcd 0000:00:14.0: hcc params 0x200077c1 hci version 0x100 quirks 0x0000000081109810
 2468 15:54:10.754474  [    5.188792] xhci_hcd 0000:00:14.0: cache line size of 64 is not supported
 2469 15:54:10.761382  [    5.192899] usb usb1: New USB device found, idVendor=1d6b, idProduct=0002, bcdDevice= 5.10
 2470 15:54:10.770803  [    5.192961] usb usb1: New USB device strings: Mfr=3, Product=2, SerialNumber=1
 2471 15:54:10.777462  [    5.192968] usb usb1: Product: xHCI Host Controller
 2472 15:54:10.784179  [    5.192973] usb usb1: Manufacturer: Linux 5.10.158-cip21 xhci-hcd
 2473 15:54:10.787506  [    5.192977] usb usb1: SerialNumber: 0000:00:14.0
 2474 15:54:10.790606  [    5.195908] hub 1-0:1.0: USB hub found
 2475 15:54:10.797434  [    5.196137] hub 1-0:1.0: 12 ports detected
 2476 15:54:10.804017  [    5.203325] Console: switching to colour frame buffer device 240x67
 2477 15:54:10.810505  [    5.204019] xhci_hcd 0000:00:14.0: xHCI Host Controller
 2478 15:54:10.817325  [    5.204735] xhci_hcd 0000:00:14.0: new USB bus registered, assigned bus number 2
 2479 15:54:10.823813  [    5.204755] xhci_hcd 0000:00:14.0: Host supports USB 3.0 SuperSpeed
 2480 15:54:10.833898  [    5.205514] usb usb2: New USB device found, idVendor=1d6b, idProduct=0003, bcdDevice= 5.10
 2481 15:54:10.843712  [    5.205525] usb usb2: New USB device strings: Mfr=3, Product=2, SerialNumber=1
 2482 15:54:10.846952  [    5.205532] usb usb2: Product: xHCI Host Controller
 2483 15:54:10.853287  [    5.205539] usb usb2: Manufacturer: Linux 5.10.158-cip21 xhci-hcd
 2484 15:54:10.860068  [    5.205545] usb usb2: SerialNumber: 0000:00:14.0
 2485 15:54:10.866676  [    5.206866] tpm_tis_spi spi-PRP0001:00: 2.0 TPM (device-id 0x28, rev-id 0)
 2486 15:54:10.873300  [    5.208019] hub 2-0:1.0: USB hub found
 2487 15:54:10.876706  [    5.208262] hub 2-0:1.0: 6 ports detected
 2488 15:54:10.883032  [    5.212969] usbcore: registered new interface driver usblp
 2489 15:54:10.889726  [    5.213117] usbcore: registered new interface driver usb-storage
 2490 15:54:10.899707  [    5.214013] udc-core: couldn't find an available UDC - added [g_ether] to list of pending drivers
 2491 15:54:10.906380  [    5.214279] i8042: PNP: PS/2 Controller [PNP0303:PS2K] at 0x60,0x64 irq 1
 2492 15:54:10.919547  [    5.214283] i8042: PNP: PS/2 appears to have AUX port disabled, if this is incorrect please boot with i8042.nopnp
 2493 15:54:10.922861  [    5.215217] i8042: Warning: Keylock active
 2494 15:54:10.929501  [    5.215568] serio: i8042 KBD port at 0x60,0x64 irq 1
 2495 15:54:10.932704  [    5.219197] rtc_cmos 00:02: RTC can wake from S4
 2496 15:54:10.942750  [    5.222469] input: AT Translated Set 2 keyboard as /devices/platform/i8042/serio0/input/input2
 2497 15:54:10.949184  [    5.222780] rtc_cmos 00:02: registered as rtc0
 2498 15:54:10.955981  [    5.223197] rtc_cmos 00:02: alarms up to one month, 242 bytes nvram
 2499 15:54:10.962324  [    5.224689] i801_smbus 0000:00:1f.4: SPD Write Disable is set
 2500 15:54:10.968934  [    5.229876] i915 0000:00:02.0: [drm] fb0: i915drmfb frame buffer device
 2501 15:54:10.975825  [    5.235583] i801_smbus 0000:00:1f.4: SMBus using PCI interrupt
 2502 15:54:10.988686  [    5.347713] tpm_tis_spi spi-PRP0001:00: Cr50 firmware version: B2-C:0 RO_B:0.0.11/4d655eab RW_B:0.5.5/cr50_v1.9308_87_mp.479-d7
 2503 15:54:10.995399  [    5.354030] i2c i2c-9: 2/2 memory slots populated (from DMI)
 2504 15:54:11.002075  [    5.443067] usb 1-3: new full-speed USB device number 2 using xhci_hcd
 2505 15:54:11.011965  [    5.451642] device-mapper: ioctl: 4.43.0-ioctl (2020-10-01) initialised: dm-devel@redhat.com
 2506 15:54:11.018500  [    5.619299] intel_pstate: Intel P-state driver initializing
 2507 15:54:11.028462  [    5.626733] usb 1-3: New USB device found, idVendor=8087, idProduct=0a2a, bcdDevice= 0.03
 2508 15:54:11.031805  [    5.626766] intel_pstate: HWP enabled
 2509 15:54:11.041561  [    5.635921] usb 1-3: New USB device strings: Mfr=0, Product=0, SerialNumber=0
 2510 15:54:11.048394  [    5.640057] sdhci: Secure Digital Host Controller Interface driver
 2511 15:54:11.051655  [    5.654917] sdhci: Copyright(c) Pierre Ossman
 2512 15:54:11.061380  [    5.659826] sdhci-pci 0000:00:1e.4: SDHCI controller found [8086:9d2b] (rev 21)
 2513 15:54:11.071516  [    5.669417] mmc0: SDHCI controller on PCI [0000:00:1e.4] using ADMA 64-bit
 2514 15:54:11.077893  [    5.677308] sdhci-pci 0000:00:1e.6: SDHCI controller found [8086:9d2d] (rev 21)
 2515 15:54:11.084613  [    5.686784] hid: raw HID events driver (C) Jiri Kosina
 2516 15:54:11.091229  [    5.692971] usbcore: registered new interface driver usbhid
 2517 15:54:11.097614  [    5.699207] usbhid: USB HID core driver
 2518 15:54:11.110972  [    5.704022] input: Tablet Mode Switch as /devices/LNXSYSTM:00/LNXSYBUS:00/PNP0A08:00/device:03/PNP0C09:00/GOOG0006:00/input/input3
 2519 15:54:11.120586  [    5.722195] cros_ec_lpcs GOOG0004:00: Chrome EC device registered
 2520 15:54:11.130726  [    5.729635] snd_hda_intel 0000:00:1f.3: DSP detected with PCI class/subclass/prog-if info 0x040100
 2521 15:54:11.134026  
 2522 15:54:11.140744  [    5.739800] usb 2-3: new SuperSpeed Gen 1 USB device number 2 using xhci_hcd
 2523 15:54:11.147353  [    5.741778] ipip: IPv4 and MPLS over IPv4 tunneling driver
 2524 15:54:11.154049  [    5.754221] gre: GRE over IPv4 demultiplexor driver
 2525 15:54:11.157351  [    5.759704] ip_gre: GRE over IPv4 tunneling driver
 2526 15:54:11.167091  [    5.760191] usb 2-3: New USB device found, idVendor=0bda, idProduct=8153, bcdDevice=31.00
 2527 15:54:11.170142  [    5.766196] IPv4 over IPsec tunneling driver
 2528 15:54:11.180339  [    5.774250] usb 2-3: New USB device strings: Mfr=1, Product=2, SerialNumber=6
 2529 15:54:11.183488  [    5.774271] usb 2-3: Product: USB 10/100/1000 LAN
 2530 15:54:11.190133  [    5.782428] Initializing XFRM netlink socket
 2531 15:54:11.193314  [    5.787077] usb 2-3: Manufacturer: Realtek
 2532 15:54:11.200074  [    5.793046] NET: Registered protocol family 10
 2533 15:54:11.203518  [    5.797109] usb 2-3: SerialNumber: 001000001
 2534 15:54:11.206904  [    5.802678] Segment Routing with IPv6
 2535 15:54:11.209923  
 2536 15:54:11.213122  [    5.816262] ip6_gre: GRE over IPv6 tunneling driver
 2537 15:54:11.219804  [    5.822098] NET: Registered protocol family 17
 2538 15:54:11.223251  [    5.827266] Key type dns_resolver registered
 2539 15:54:11.230745  [    5.832828] microcode: sig=0x806e9, pf=0x10, revision=0x98
 2540 15:54:11.237856  [    5.839079] microcode: Microcode Update Driver: v2.2.
 2541 15:54:11.243663  [    5.839086] IPI shorthand broadcast: enabled
 2542 15:54:11.250348  [    5.843566] snd_hda_intel 0000:00:1f.3: bound 0000:00:02.0 (ops i915_audio_component_bind_ops)
 2543 15:54:11.253505  
 2544 15:54:11.260094  [    5.844794] sched_clock: Marking stable (5757804996, 86943801)->(5938093214, -93344417)
 2545 15:54:11.266827  [    5.868607] registered taskstats version 1
 2546 15:54:11.273443  [    5.872986] usb 1-9: new high-speed USB device number 3 using xhci_hcd
 2547 15:54:11.280046  [    5.873241] Loading compiled-in X.509 certificates
 2548 15:54:11.286790  [    5.887196] snd_hda_intel 0000:00:1f.3: Cannot probe codecs, giving up
 2549 15:54:11.296638  [    5.888482] sdhci-pci 0000:00:1e.6: SDHCI controller found [8086:9d2d] (rev 21)
 2550 15:54:11.306534  [    5.904277] sdhci-pci 0000:00:1e.6: SDHCI controller found [8086:9d2d] (rev 21)
 2551 15:54:11.309683  [    5.913900] PM:   Magic number: 2:121:942
 2552 15:54:11.316429  [    5.918583] printk: console [netcon0] enabled
 2553 15:54:11.319845  [    5.923463] netconsole: network logging started
 2554 15:54:11.408614  [    6.010725] mmc0: new HS400 MMC card at address 0001
 2555 15:54:11.415937  [    6.018067] mmcblk0: mmc0:0001 DA4064 58.2 GiB 
 2556 15:54:11.422454  [    6.023458] mmcblk0boot0: mmc0:0001 DA4064 partition 1 4.00 MiB
 2557 15:54:11.429298  [    6.030343] mmcblk0boot1: mmc0:0001 DA4064 partition 2 4.00 MiB
 2558 15:54:11.439236  [    6.037454] mmcblk0rpmb: mmc0:0001 DA4064 partition 3 16.0 MiB, chardev (246:0)
 2559 15:54:11.448741  [    6.039484] usb 1-9: New USB device found, idVendor=13d3, idProduct=56d4, bcdDevice=18.07
 2560 15:54:11.455517  [    6.054187]  mmcblk0: p1 p2 p3 p4 p5 p6 p7 p8 p9 p10 p11 p12
 2561 15:54:11.462035  [    6.054812] usb 1-9: New USB device strings: Mfr=3, Product=1, SerialNumber=2
 2562 15:54:11.468572  [    6.066469] sdhci-pci 0000:00:1e.6: SDHCI controller found [8086:9d2d] (rev 21)
 2563 15:54:11.475139  [    6.069145] usb 1-9: Product: USB2.0 HD UVC WebCam
 2564 15:54:11.481845  [    6.069148] usb 1-9: Manufacturer: Azurewave
 2565 15:54:11.485090  [    6.087498] usb 1-9: SerialNumber: 0x0001
 2566 15:54:11.497734  [    6.096577] sdhci-pci 0000:00:1e.6: SDHCI controller found [8086:9d2d] (rev 21)
 2567 15:54:11.546234  [    6.145253] usb 2-3: reset SuperSpeed Gen 1 USB device number 2 using xhci_hcd
 2568 15:54:11.597296  [    6.196257] r8152 2-3:1.0: load rtl8153b-2 v1 10/23/19 successfully
 2569 15:54:11.635115  [    6.237183] r8152 2-3:1.0 eth0: v1.11.11
 2570 15:54:11.641775  [    6.242397] sdhci-pci 0000:00:1e.6: SDHCI controller found [8086:9d2d] (rev 21)
 2571 15:54:11.644962  
 2572 15:54:11.648473  [    6.242869] IP-Config: Failed to open gretap0
 2573 15:54:11.651941  [    6.255713] IP-Config: Failed to open erspan0
 2574 15:54:11.655041  
 2575 15:54:13.360209  [    6.278125] Sending DHCP requests .
 2576 15:54:13.366851  [    7.962209] IPv6: ADDRCONF(NETDEV_CHANGE): eth0: link becomes ready
 2577 15:54:13.369996  [    7.973473] r8152 2-3:1.0 eth0: carrier on
 2578 15:54:14.052785  [    8.652093] ., OK
 2579 15:54:14.062369  [    8.660366] IP-Config: Got DHCP answer from 192.168.201.1, my address is 192.168.201.18
 2580 15:54:14.065750  [    8.669358] IP-Config: Complete:
 2581 15:54:14.079011  [    8.673004]      device=eth0, hwaddr=00:e0:4c:68:0a:98, ipaddr=192.168.201.18, mask=255.255.255.0, gw=192.168.201.1
 2582 15:54:14.085558  [    8.684691]      host=asus-C433TA-AJ0005-rammus-cbg-2, domain=lava-rack, nis-domain=(none)
 2583 15:54:14.095458  [    8.693955]      bootserver=192.168.201.1, rootserver=192.168.201.1, rootpath=
 2584 15:54:14.098602  [    8.693960]      nameserver0=192.168.201.1
 2585 15:54:14.108196  [    8.706812] cfg80211: Loading compiled-in X.509 certificates for regulatory database
 2586 15:54:14.119580  [    8.718344] modprobe (100) used greatest stack depth: 14120 bytes left
 2587 15:54:14.126072  [    8.721501] cfg80211: Loaded X.509 cert 'sforshee: 00b28ddf47aef9cea7'
 2588 15:54:14.129357  [    8.733103] ALSA device list:
 2589 15:54:14.139116  [    8.736654] platform regulatory.0: Direct firmware load for regulatory.db failed with error -2
 2590 15:54:14.142153  [    8.737960]   No soundcards found.
 2591 15:54:14.148697  [    8.746353] cfg80211: failed to load regulatory.db
 2592 15:54:14.155257  [    8.755928] dw-apb-uart dw-apb-uart.2: forbid DMA for kernel console
 2593 15:54:14.163829  [    8.765854] Freeing unused kernel image (initmem) memory: 2016K
 2594 15:54:14.177900  [    8.780191] Write protecting the kernel read-only data: 28672k
 2595 15:54:14.188841  [    8.787844] Freeing unused kernel image (text/rodata gap) memory: 2028K
 2596 15:54:14.195674  [    8.795715] Freeing unused kernel image (rodata/data gap) memory: 1240K
 2597 15:54:14.198784  [    8.803217] Run /init as init process
 2598 15:54:14.207226  Loading, please wait...
 2599 15:54:14.219169  Starting version 247.3-7+deb11u1
 2600 15:54:14.228799  [    8.824985] systemd-udevd (122) used greatest stack depth: 13800 bytes left
 2601 15:54:14.282041  [    8.880707] udevadm (124) used greatest stack depth: 13576 bytes left
 2602 15:54:14.435619  [    9.034371] cros-usbpd-notify-acpi GOOG0003:00: Couldn't get Chrome EC device pointer.
 2603 15:54:14.445454  [    9.043967] sdhci-pci 0000:00:1e.6: SDHCI controller found [8086:9d2d] (rev 21)
 2604 15:54:14.478256  [    9.077092] sdhci-pci 0000:00:1e.6: SDHCI controller found [8086:9d2d] (rev 21)
 2605 15:54:14.529673  [    9.128210] sdhci-pci 0000:00:1e.6: SDHCI controller found [8086:9d2d] (rev 21)
 2606 15:54:14.545386  [    9.143244] sdhci-pci 0000:00:1e.6: SDHCI controller found [8086:9d2d] (rev 21)
 2607 15:54:14.560900  [    9.159105] sdhci-pci 0000:00:1e.6: SDHCI controller found [8086:9d2d] (rev 21)
 2608 15:54:14.571057  [    9.169819] sdhci-pci 0000:00:1e.6: SDHCI controller found [8086:9d2d] (rev 21)
 2609 15:54:14.580753  [    9.179830] sdhci-pci 0000:00:1e.6: SDHCI controller found [8086:9d2d] (rev 21)
 2610 15:54:14.598008  Begin: Loading essential drivers ... done.
 2611 15:54:14.601213  Begin: Running /scripts/init-premount ... done.
 2612 15:54:14.611043  Begin: Mounting root file system ... Begin: Running /scripts/nfs-top ... done.
 2613 15:54:14.614367  Begin: Running /scripts/nfs-premount ... done.
 2614 15:54:14.628910  IP-Config: eth0 hardware address 00:e0:4c:68:0a:98 mtu 1500 DHCP
 2615 15:54:14.636997  IP-Config: gretap0 hardware address 00:00:00:00:00:00 mtu 1462 DHCP
 2616 15:54:14.640124  
 2617 15:54:14.643478  SIOCSIFFLAGS: Cannot assign requested address
 2618 15:54:14.650077  IP-Config: erspan0 hardware address 00:00:00:00:00:00 mtu 1450 DHCP
 2619 15:54:14.653425  SIOCSIFFLAGS: Cannot assign requested address
 2620 15:54:14.660118  IP-Config: eth0 complete (dhcp from 192.168.201.1):
 2621 15:54:14.666706   address: 192.168.201.18   broadcast: 192.168.201.255  netmask: 255.255.255.0   
 2622 15:54:14.676316   gateway: 192.168.201.1    dns0     : 192.168.201.1    dns1   : 0.0.0.0         
 2623 15:54:14.682898   host   : asus-C433TA-AJ0005-rammus-cbg-2                                 
 2624 15:54:14.689437   domain : lava-rack                                                       
 2625 15:54:14.695881   rootserver: 192.168.201.1 rootpath: 
 2626 15:54:14.695960   filename  : 
 2627 15:54:14.722050  [    9.320931] nfsmount (162) used greatest stack depth: 12688 bytes left
 2628 15:54:14.722136  done.
 2629 15:54:14.732850  Begin: Running /scripts/nfs-bottom ... done.
 2630 15:54:14.758335  Begin: Running /scripts/init-bottom ... done.
 2631 15:54:15.750376  SELinux:  Could not open policy file <= /etc/selinux/targeted/policy/policy.33:  No such file or directory
 2632 15:54:15.907407  [   10.489896] systemd[1]: systemd 247.3-7+deb11u1 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)
 2633 15:54:15.926973  [   10.529226] systemd[1]: Detected architecture x86-64.
 2634 15:54:15.944297  
 2635 15:54:15.947592  Welcome to Debian GNU/Linux 11 (bullseye)!
 2636 15:54:15.947678  
 2637 15:54:15.957411  [   10.559799] systemd[1]: Set hostname to <debian-bullseye-amd64>.
 2638 15:54:15.960865  
 2639 15:54:16.416596  [   11.015615] systemd[1]: Queued start job for default target Graphical Interface.
 2640 15:54:16.425184  [   11.027122] systemd[1]: Created slice system-getty.slice.
 2641 15:54:16.431475  [  OK  ] Created slice system-getty.slice.
 2642 15:54:16.442367  [   11.044515] systemd[1]: Created slice system-modprobe.slice.
 2643 15:54:16.452200  [  OK  ] Created slice system-modprobe.slice.
 2644 15:54:16.462648  [   11.061617] systemd[1]: Created slice system-serial\x2dgetty.slice.
 2645 15:54:16.469087  [  OK  ] Created slice system-serial\x2dgetty.slice.
 2646 15:54:16.476507  [   11.078661] systemd[1]: Created slice User and Session Slice.
 2647 15:54:16.486450  [  OK  ] Created slice User and Session Slice.
 2648 15:54:16.496106  [   11.094439] systemd[1]: Started Dispatch Password Requests to Console Directory Watch.
 2649 15:54:16.506206  [  OK  ] Started Dispatch Password …ts to Console Directory Watch.
 2650 15:54:16.515982  [   11.113476] systemd[1]: Started Forward Password Requests to Wall Directory Watch.
 2651 15:54:16.525670  [  OK  ] Started Forward Password R…uests to Wall Directory Watch.
 2652 15:54:16.539497  [   11.135102] systemd[1]: Set up automount Arbitrary Executable File Formats File System Automount Point.
 2653 15:54:16.549127  [  OK  ] Set up automount Arbitrary…s File System Automount Point.
 2654 15:54:16.555751  [   11.155353] systemd[1]: Reached target Local Encrypted Volumes.
 2655 15:54:16.562507  [  OK  ] Reached target Local Encrypted Volumes.
 2656 15:54:16.569251  [   11.171342] systemd[1]: Reached target Paths.
 2657 15:54:16.575842  [  OK  ] Reached target Paths.
 2658 15:54:16.582152  [   11.182199] systemd[1]: Reached target Remote File Systems.
 2659 15:54:16.588772  [  OK  ] Reached target Remote File Systems.
 2660 15:54:16.596020  [   11.198283] systemd[1]: Reached target Slices.
 2661 15:54:16.602726  [  OK  ] Reached target Slices.
 2662 15:54:16.605820  [   11.209203] systemd[1]: Reached target Swap.
 2663 15:54:16.612532  [  OK  ] Reached target Swap.
 2664 15:54:16.619058  [   11.220511] systemd[1]: Listening on initctl Compatibility Named Pipe.
 2665 15:54:16.629073  [  OK  ] Listening on initctl Compatibility Named Pipe.
 2666 15:54:16.636234  [   11.238242] systemd[1]: Listening on Journal Audit Socket.
 2667 15:54:16.642750  [  OK  ] Listening on Journal Audit Socket.
 2668 15:54:16.653170  [   11.255231] systemd[1]: Listening on Journal Socket (/dev/log).
 2669 15:54:16.663072  [  OK  ] Listening on Journal Socket (/dev/log).
 2670 15:54:16.669807  [   11.271745] systemd[1]: Listening on Journal Socket.
 2671 15:54:16.676155  [  OK  ] Listening on Journal Socket.
 2672 15:54:16.687971  [   11.287052] systemd[1]: Listening on Network Service Netlink Socket.
 2673 15:54:16.694621  [  OK  ] Listening on Network Service Netlink Socket.
 2674 15:54:16.703119  [   11.305260] systemd[1]: Listening on udev Control Socket.
 2675 15:54:16.709757  [  OK  ] Listening on udev Control Socket.
 2676 15:54:16.719591  [   11.321645] systemd[1]: Listening on udev Kernel Socket.
 2677 15:54:16.725923  [  OK  ] Listening on udev Kernel Socket.
 2678 15:54:16.736835  [   11.339148] systemd[1]: Mounting Huge Pages File System...
 2679 15:54:16.743449           Mounting Huge Pages File System...
 2680 15:54:16.756747  [   11.355695] systemd[1]: Mounting POSIX Message Queue File System...
 2681 15:54:16.763310           Mounting POSIX Message Queue File System...
 2682 15:54:16.772649  [   11.374737] systemd[1]: Mounting Kernel Debug File System...
 2683 15:54:16.778920           Mounting Kernel Debug File System...
 2684 15:54:16.787465  [   11.389806] systemd[1]: Mounting Kernel Trace File System...
 2685 15:54:16.794152           Mounting Kernel Trace File System...
 2686 15:54:16.812015  [   11.411209] systemd[1]: Starting Create list of static device nodes for the current kernel...
 2687 15:54:16.821963           Starting Create list of st…odes for the current kernel...
 2688 15:54:16.830762  [   11.432938] systemd[1]: Starting Load Kernel Module configfs...
 2689 15:54:16.837869           Starting Load Kernel Module configfs...
 2690 15:54:16.848389  [   11.450721] systemd[1]: Starting Load Kernel Module drm...
 2691 15:54:16.855132           Starting Load Kernel Module drm...
 2692 15:54:16.862643  [   11.464977] systemd[1]: Starting Load Kernel Module fuse...
 2693 15:54:16.869079           Starting Load Kernel Module fuse...
 2694 15:54:16.908820  [   11.504430] systemd[1]: Condition check resulted in Set Up Additional Binary Formats being skipped.
 2695 15:54:16.911886  [   11.514877] fuse: init (API version 7.32)
 2696 15:54:16.918626  [   11.521008] systemd[1]: Starting Journal Service...
 2697 15:54:16.925123           Starting Journal Service...
 2698 15:54:16.934916  [   11.537323] systemd[1]: Starting Load Kernel Modules...
 2699 15:54:16.941300           Starting Load Kernel Modules...
 2700 15:54:16.951518  [   11.550607] systemd[1]: Starting Remount Root and Kernel File Systems...
 2701 15:54:16.958179           Starting Remount Root and Kernel File Systems...
 2702 15:54:16.967847  [   11.570135] systemd[1]: Starting Coldplug All udev Devices...
 2703 15:54:16.974255           Starting Coldplug All udev Devices...
 2704 15:54:16.984661  [   11.587014] systemd[1]: Mounted Huge Pages File System.
 2705 15:54:16.991283  [  OK  ] Mounted Huge Pages File System.
 2706 15:54:17.004239  [   11.603280] systemd[1]: Mounted POSIX Message Queue File System.
 2707 15:54:17.010645  [  OK  ] Mounted POSIX Message Queue File System.
 2708 15:54:17.017997  [   11.620375] systemd[1]: Mounted Kernel Debug File System.
 2709 15:54:17.024534  [  OK  ] Mounted Kernel Debug File System.
 2710 15:54:17.033855  [   11.636376] systemd[1]: Mounted Kernel Trace File System.
 2711 15:54:17.040819  [  OK  ] Mounted Kernel Trace File System.
 2712 15:54:17.055111  [   11.653877] systemd[1]: Finished Create list of static device nodes for the current kernel.
 2713 15:54:17.064711  [  OK  ] Finished Create list of st… nodes for the current kernel.
 2714 15:54:17.074640  [   11.677022] systemd[1]: modprobe@configfs.service: Succeeded.
 2715 15:54:17.082288  [   11.684623] systemd[1]: Finished Load Kernel Module configfs.
 2716 15:54:17.092647  [  OK  ] Finished Load Kernel Module configfs.
 2717 15:54:17.099150  [   11.701045] systemd[1]: modprobe@drm.service: Succeeded.
 2718 15:54:17.105816  [   11.707816] systemd[1]: Finished Load Kernel Module drm.
 2719 15:54:17.112164  [  OK  ] Finished Load Kernel Module drm.
 2720 15:54:17.121642  [   11.724052] systemd[1]: modprobe@fuse.service: Succeeded.
 2721 15:54:17.128674  [   11.730889] systemd[1]: Finished Load Kernel Module fuse.
 2722 15:54:17.135261  [  OK  ] Finished Load Kernel Module fuse.
 2723 15:54:17.145019  [   11.747090] systemd[1]: Finished Load Kernel Modules.
 2724 15:54:17.151430  [  OK  ] Finished Load Kernel Modules.
 2725 15:54:17.161946  [   11.761081] systemd[1]: Finished Remount Root and Kernel File Systems.
 2726 15:54:17.168408  [  OK  ] Finished Remount Root and Kernel File Systems.
 2727 15:54:17.175062  [   11.777356] systemd[1]: Started Journal Service.
 2728 15:54:17.181593  [  OK  ] Started Journal Service.
 2729 15:54:17.193129           Mounting FUSE Control File System...
 2730 15:54:17.204278           Mounting Kernel Configuration File System...
 2731 15:54:17.220530           Starting Flush Journal to Persistent Storage...
 2732 15:54:17.229023           Starting Load/Save Random Seed...
 2733 15:54:17.238198           Starting Apply Kernel Variables...
 2734 15:54:17.250683  [   11.849699] systemd-journald[196]: Received client request to flush runtime journal.
 2735 15:54:17.257311           Starting Create System Users...
 2736 15:54:17.264154  [  OK  ] Mounted FUSE Control File System.
 2737 15:54:17.267382  
 2738 15:54:17.277339  [  OK  ] Mounted Kernel Configuration File System.
 2739 15:54:17.283839  [  OK  ] Finished Load/Save Random Seed.
 2740 15:54:17.293905  [  OK  ] Finished Apply Kernel Variables.
 2741 15:54:17.297221  
 2742 15:54:17.419306  [  OK  ] Finished Coldplug All udev Devices.
 2743 15:54:18.373161  [  OK  ] Finished Create System Users.
 2744 15:54:18.388163           Starting Create Static Device Nodes in /dev...
 2745 15:54:18.708227  [  OK  ] Finished Flush Journal to Persistent Storage.
 2746 15:54:18.760568  [   13.359530] systemd-tmpfile (208) used greatest stack depth: 12528 bytes left
 2747 15:54:18.767270  [  OK  ] Finished Create Static Device Nodes in /dev.
 2748 15:54:18.778549  [  OK  ] Reached target Local File Systems (Pre).
 2749 15:54:18.789315  [  OK  ] Reached target Local File Systems.
 2750 15:54:18.801972           Starting Create Volatile Files and Directories...
 2751 15:54:18.821551           Starting Rule-based Manage…for Device Events and Files...
 2752 15:54:18.969973  [  OK  ] Started Rule-based Manager for Device Events and Files.
 2753 15:54:18.981978           Starting Network Service...
 2754 15:54:19.019274  [  OK  ] Finished Create Volatile Files and Directories.
 2755 15:54:19.033976           Starting Network Time Synchronization...
 2756 15:54:19.052376           Starting Update UTMP about System Boot/Shutdown...
 2757 15:54:19.316516  [  OK  ] Finished Update UTMP about System Boot/Shutdown.
 2758 15:54:19.447449  [  OK  ] Found device Sunrise Point-LP Serial IO UART Controller.
 2759 15:54:19.670084  [  OK  ] Created slice system-systemd\x2dbacklight.slice.
 2760 15:54:19.679839  [  OK  ] Listening on Load/Save RF …itch Status /dev/rfkill Watch.
 2761 15:54:19.693216           Starting Load/Save Screen …f backlight:intel_backlight...
 2762 15:54:19.806661  [  OK  ] Finished Load/Save Screen … of backlight:intel_backlight.
 2763 15:54:19.825227  [  OK  ] Started Network Time Synchronization.
 2764 15:54:19.835591  [  OK  ] Reached target System Initialization.
 2765 15:54:19.845591  [  OK  ] Started Daily Cleanup of Temporary Directories.
 2766 15:54:19.851877  [  OK  ] Reached target System Time Set.
 2767 15:54:19.862332  [  OK  ] Reached target System Time Synchronized.
 2768 15:54:19.877251  [  OK  ] Started Daily apt download activities.
 2769 15:54:19.889687  [  OK  ] Started Daily apt upgrade and clean activities.
 2770 15:54:19.901564  [  OK  ] Started Periodic ext4 Onli…ata Check for All Filesystems.
 2771 15:54:19.915659  [  OK  ] Started Discard unused blocks once a week.
 2772 15:54:19.922481  [  OK  ] Reached target Timers.
 2773 15:54:19.937163  [  OK  ] Listening on D-Bus System Message Bus Socket.
 2774 15:54:19.943694  [  OK  ] Reached target Sockets.
 2775 15:54:19.951140  [  OK  ] Reached target Basic System.
 2776 15:54:19.967464  [  OK  ] Started D-Bus System Message Bus.
 2777 15:54:20.038615           Starting Remove Stale Onli…t4 Metadata Check Snapshots...
 2778 15:54:20.095438           Starting User Login Management...
 2779 15:54:20.103973  [  OK  ] Started Network Service.
 2780 15:54:20.149476           Starting Network Name Resolution...
 2781 15:54:20.390316  [  OK  ] Finished Remove Stale Onli…ext4 Metadata Check Snapshots.
 2782 15:54:20.398352  [  OK  ] Started User Login Management.
 2783 15:54:20.910551  [  OK  ] Started Network Name Resolution.
 2784 15:54:20.920664  [  OK  ] Reached target Network.
 2785 15:54:20.930393  [  OK  ] Reached target Host and Network Name Lookups.
 2786 15:54:20.938941           Starting Permit User Sessions...
 2787 15:54:20.957337  [  OK  ] Finished Permit User Sessions.
 2788 15:54:20.969940  [  OK  ] Started Getty on tty1.
 2789 15:54:20.979280  [  OK  ] Started Serial Getty on ttyS0.
 2790 15:54:20.989165  [  OK  ] Reached target Login Prompts.
 2791 15:54:20.998707  [  OK  ] Reached target Multi-User System.
 2792 15:54:21.001977  
 2793 15:54:21.012699  [  OK  ] Reached target Graphical Interface.
 2794 15:54:21.031782           Starting Update UTMP about System Runlevel Changes...
 2795 15:54:21.084680  [  OK  ] Finished Update UTMP about System Runlevel Changes.
 2796 15:54:21.135357  
 2797 15:54:21.135476  
 2798 15:54:21.138180  Debian GNU/Linux 11 debian-bullseye-amd64 ttyS0
 2799 15:54:21.138286  
 2800 15:54:21.144976  debian-bullseye-amd64 login: root (automatic login)
 2801 15:54:21.145061  
 2802 15:54:21.145129  
 2803 15:54:21.449148  Linux debian-bullseye-amd64 5.10.158-cip21 #1 SMP Thu Dec 8 15:02:52 UTC 2022 x86_64
 2804 15:54:21.449292  
 2805 15:54:21.455434  The programs included with the Debian GNU/Linux system are free software;
 2806 15:54:21.462150  the exact distribution terms for each program are described in the
 2807 15:54:21.468803  individual files in /usr/share/doc/*/copyright.
 2808 15:54:21.468882  
 2809 15:54:21.475412  Debian GNU/Linux comes with ABSOLUTELY NO WARRANTY, to the extent
 2810 15:54:21.478573  permitted by applicable law.
 2811 15:54:22.013576  Matched prompt #10: / #
 2813 15:54:22.013904  Kernel warnings or errors detected.
 2814 15:54:22.013979  Setting prompt string to ['/ #']
 2815 15:54:22.014077  end: 2.2.5.1 login-action (duration 00:00:15) [common]
 2817 15:54:22.014363  end: 2.2.5 auto-login-action (duration 00:00:17) [common]
 2818 15:54:22.014458  start: 2.2.6 expect-shell-connection (timeout 00:04:14) [common]
 2819 15:54:22.014530  Setting prompt string to ['/ #']
 2820 15:54:22.014594  Forcing a shell prompt, looking for ['/ #']
 2822 15:54:22.064982  / # 
 2823 15:54:22.065091  expect-shell-connection: Wait for prompt ['/ #'] (timeout 00:05:00)
 2824 15:54:22.065168  Waiting using forced prompt support (timeout 00:02:30)
 2825 15:54:22.071208  
 2826 15:54:22.071470  end: 2.2.6 expect-shell-connection (duration 00:00:00) [common]
 2827 15:54:22.071568  start: 2.2.7 export-device-env (timeout 00:04:14) [common]
 2829 15:54:22.172247  / # export NFS_ROOTFS='/var/lib/lava/dispatcher/tmp/8290345/extract-nfsrootfs-jjgtgu3i'
 2830 15:54:22.177390  export NFS_ROOTFS='/var/lib/lava/dispatcher/tmp/8290345/extract-nfsrootfs-jjgtgu3i'
 2832 15:54:22.278226  / # export NFS_SERVER_IP='192.168.201.1'
 2833 15:54:22.283375  export NFS_SERVER_IP='192.168.201.1'
 2834 15:54:22.283653  end: 2.2.7 export-device-env (duration 00:00:00) [common]
 2835 15:54:22.283755  end: 2.2 depthcharge-retry (duration 00:00:46) [common]
 2836 15:54:22.283845  end: 2 depthcharge-action (duration 00:00:46) [common]
 2837 15:54:22.284078  start: 3 lava-test-retry (timeout 00:08:49) [common]
 2838 15:54:22.284174  start: 3.1 lava-test-shell (timeout 00:08:49) [common]
 2839 15:54:22.284249  Using namespace: common
 2841 15:54:22.384922  / # #
 2842 15:54:22.385055  lava-test-shell: Wait for prompt ['/ #'] (timeout 00:10:00)
 2843 15:54:22.390115  #
 2844 15:54:22.390373  Using /lava-8290345
 2846 15:54:22.491045  / # export SHELL=/bin/bash
 2847 15:54:22.496048  export SHELL=/bin/bash
 2849 15:54:22.596902  / # . /lava-8290345/environment
 2850 15:54:22.601829  . /lava-8290345/environment
 2852 15:54:22.708413  / # /lava-8290345/bin/lava-test-runner /lava-8290345/0
 2853 15:54:22.708530  Test shell timeout: 10s (minimum of the action and connection timeout)
 2854 15:54:22.713349  /lava-8290345/bin/lava-test-runner /lava-8290345/0
 2855 15:54:22.958460  + export TESTRUN_ID=0_timesync-off
 2856 15:54:22.958605  + TESTRUN_ID=0_timesync-off
 2857 15:54:22.965127  + cd /lava-8290345/0/tests/0_timesync-off
 2858 15:54:22.965208  ++ cat uuid
 2859 15:54:22.968277  + UUID=8290345_1.5.2.3.1
 2860 15:54:22.968347  + set +x
 2861 15:54:22.974966  <LAVA_SIGNAL_STARTRUN 0_timesync-off 8290345_1.5.2.3.1>
 2862 15:54:22.975220  Received signal: <STARTRUN> 0_timesync-off 8290345_1.5.2.3.1
 2863 15:54:22.975295  Starting test lava.0_timesync-off (8290345_1.5.2.3.1)
 2864 15:54:22.975386  Skipping test definition patterns.
 2865 15:54:22.978130  + systemctl stop systemd-timesyncd
 2866 15:54:23.001914  + set +x
 2867 15:54:23.004974  <LAVA_SIGNAL_ENDRUN 0_timesync-off 8290345_1.5.2.3.1>
 2868 15:54:23.005216  Received signal: <ENDRUN> 0_timesync-off 8290345_1.5.2.3.1
 2869 15:54:23.005299  Ending use of test pattern.
 2870 15:54:23.005363  Ending test lava.0_timesync-off (8290345_1.5.2.3.1), duration 0.03
 2872 15:54:23.048383  + export TESTRUN_ID=1_kselftest-lkdtm
 2873 15:54:23.051383  + TESTRUN_ID=1_kselftest-lkdtm
 2874 15:54:23.054773  + cd /lava-8290345/0/tests/1_kselftest-lkdtm
 2875 15:54:23.054848  ++ cat uuid
 2876 15:54:23.058117  + UUID=8290345_1.5.2.3.5
 2877 15:54:23.058190  + set +x
 2878 15:54:23.064830  <LAVA_SIGNAL_STARTRUN 1_kselftest-lkdtm 8290345_1.5.2.3.5>
 2879 15:54:23.065078  Received signal: <STARTRUN> 1_kselftest-lkdtm 8290345_1.5.2.3.5
 2880 15:54:23.065150  Starting test lava.1_kselftest-lkdtm (8290345_1.5.2.3.5)
 2881 15:54:23.065233  Skipping test definition patterns.
 2882 15:54:23.067969  + cd ./automated/linux/kselftest/
 2883 15:54:23.104316  + ./kselftest.sh -c lkdtm -T '' -t kselftest_armhf.tar.gz -s false -u http://storage.kernelci.org/cip-gitlab/ci-iwamatsu-linux-5.10.y-cip-rc/v5.10.155-cip21-405-g26d566555c3de/x86_64/x86_64_defconfig+x86-chromebook+kselftest/gcc-10/kselftest.tar.xz -L '' -S skipfile-lkft.yaml -b asus-C433TA-AJ0005-rammus -g cip-gitlab -e '' -p /opt/kselftests/mainline/ -n 1 -i 1
 2884 15:54:23.117370  INFO: Generating a skipfile based on /lava-8290345/0/tests/1_kselftest-lkdtm/automated/linux/kselftest/skipfile-lkft.yaml
 2885 15:54:23.176653  INFO: Using the following generated skipfile contents (until EOF):
 2886 15:54:23.179835  
 2887 15:54:23.179912  breakpoints:breakpoint_test
 2888 15:54:23.182980  breakpoints:step_after_suspend_test
 2889 15:54:23.186391  ftrace:ftracetest
 2890 15:54:23.189531  net:rtnetlink.sh
 2891 15:54:23.189604  net:tls
 2892 15:54:23.192865  netfilter:bridge_brouter.sh
 2893 15:54:23.192935  netfilter:nft_flowtable.sh
 2894 15:54:23.196099  netfilter:nft_trans_stress.sh
 2895 15:54:23.199785  pidfd:pidfd_wait
 2896 15:54:23.199853  INFO: EOF
 2897 15:54:23.207859  INFO: Installing sed perl wget xz-utils iproute2
 2898 15:54:23.884216  Hit:1 http://deb.debian.org/debian bullseye InRelease
 2899 15:54:37.078077  Reading package lists...
 2900 15:54:40.118529  Reading package lists...
 2901 15:54:40.367365  Building dependency tree...
 2902 15:54:40.367906  Reading state information...
 2903 15:54:40.404724  iproute2 is already the newest version (5.10.0-4).
 2904 15:54:40.411162  perl is already the newest version (5.32.1-4+deb11u2).
 2905 15:54:40.414625  sed is already the newest version (4.7-1).
 2906 15:54:40.421166  wget is already the newest version (1.21-1+deb11u1).
 2907 15:54:40.424428  xz-utils is already the newest version (5.2.5-2.1~deb11u1).
 2908 15:54:40.736956  0 upgraded, 0 newly installed, 0 to remove and 0 not upgraded.
 2909 15:54:40.850196  --2022-12-08 15:54:40--  http://storage.kernelci.org/cip-gitlab/ci-iwamatsu-linux-5.10.y-cip-rc/v5.10.155-cip21-405-g26d566555c3de/x86_64/x86_64_defconfig+x86-chromebook+kselftest/gcc-10/kselftest.tar.xz
 2910 15:54:40.857049  Resolving storage.kernelci.org (storage.kernelci.org)... 52.250.1.28
 2911 15:54:40.990483  Connecting to storage.kernelci.org (storage.kernelci.org)|52.250.1.28|:80... connected.
 2912 15:54:41.135492  HTTP request sent, awaiting response... 200 OK
 2913 15:54:41.138592  Length: 3544448 (3.4M) [application/octet-stream]
 2914 15:54:41.142280  Saving to: 'kselftest.tar.xz'
 2915 15:54:41.142862  
 2916 15:54:41.143248  
 2917 15:54:41.423209  kselftest.tar.xz      0%[                    ]       0  --.-KB/s               
 2918 15:54:41.712210  kselftest.tar.xz      1%[                    ]  46.39K   163KB/s               
 2919 15:54:41.998589  kselftest.tar.xz      6%[>                   ] 217.50K   380KB/s               
 2920 15:54:42.237823  kselftest.tar.xz     25%[====>               ] 894.83K  1.02MB/s               
 2921 15:54:42.574180  kselftest.tar.xz     37%[======>             ]   1.26M  1.15MB/s               
 2922 15:54:42.774195  kselftest.tar.xz     71%[=============>      ]   2.43M  1.69MB/s               
 2923 15:54:43.062065  kselftest.tar.xz     76%[==============>     ]   2.60M  1.59MB/s               
 2924 15:54:43.117175  kselftest.tar.xz     90%[=================>  ]   3.04M  1.58MB/s               
 2925 15:54:43.123310  kselftest.tar.xz    100%[===================>]   3.38M  1.71MB/s    in 2.0s    
 2926 15:54:43.123830  
 2927 15:54:43.431745  2022-12-08 15:54:43 (1.71 MB/s) - 'kselftest.tar.xz' saved [3544448/3544448]
 2928 15:54:43.431902  
 2929 15:54:52.697364  skiplist:
 2930 15:54:52.700696  ========================================
 2931 15:54:52.704161  breakpoints:breakpoint_test
 2932 15:54:53.029137  breakpoints:step_after_suspend_test
 2933 15:54:53.040555  ftrace:ftracetest
 2934 15:54:53.053477  net:rtnetlink.sh
 2935 15:54:53.065456  net:tls
 2936 15:54:53.078008  netfilter:bridge_brouter.sh
 2937 15:54:53.090073  netfilter:nft_flowtable.sh
 2938 15:54:53.101763  netfilter:nft_trans_stress.sh
 2939 15:54:53.113041  pidfd:pidfd_wait
 2940 15:54:53.127686  ========================================
 2941 15:54:53.154051  lkdtm:PANIC.sh
 2942 15:54:53.154229  lkdtm:BUG.sh
 2943 15:54:53.157266  lkdtm:WARNING.sh
 2944 15:54:53.160348  lkdtm:WARNING_MESSAGE.sh
 2945 15:54:53.160473  lkdtm:EXCEPTION.sh
 2946 15:54:53.163611  lkdtm:LOOP.sh
 2947 15:54:53.163728  lkdtm:EXHAUST_STACK.sh
 2948 15:54:53.167009  lkdtm:CORRUPT_STACK.sh
 2949 15:54:53.170388  lkdtm:CORRUPT_STACK_STRONG.sh
 2950 15:54:53.173712  lkdtm:CORRUPT_LIST_ADD.sh
 2951 15:54:53.176907  lkdtm:CORRUPT_LIST_DEL.sh
 2952 15:54:53.180494  lkdtm:STACK_GUARD_PAGE_LEADING.sh
 2953 15:54:53.183725  lkdtm:STACK_GUARD_PAGE_TRAILING.sh
 2954 15:54:53.183841  lkdtm:UNSET_SMEP.sh
 2955 15:54:53.186739  lkdtm:DOUBLE_FAULT.sh
 2956 15:54:53.189990  lkdtm:CORRUPT_PAC.sh
 2957 15:54:53.193595  lkdtm:UNALIGNED_LOAD_STORE_WRITE.sh
 2958 15:54:53.196768  lkdtm:OVERWRITE_ALLOCATION.sh
 2959 15:54:53.196889  lkdtm:WRITE_AFTER_FREE.sh
 2960 15:54:53.200077  lkdtm:READ_AFTER_FREE.sh
 2961 15:54:53.203379  lkdtm:WRITE_BUDDY_AFTER_FREE.sh
 2962 15:54:53.206763  lkdtm:READ_BUDDY_AFTER_FREE.sh
 2963 15:54:53.209808  lkdtm:SLAB_FREE_DOUBLE.sh
 2964 15:54:53.213238  lkdtm:SLAB_FREE_CROSS.sh
 2965 15:54:53.213356  lkdtm:SLAB_FREE_PAGE.sh
 2966 15:54:53.216802  lkdtm:SOFTLOCKUP.sh
 2967 15:54:53.219883  lkdtm:HARDLOCKUP.sh
 2968 15:54:53.219965  lkdtm:SPINLOCKUP.sh
 2969 15:54:53.223083  lkdtm:HUNG_TASK.sh
 2970 15:54:53.223161  lkdtm:EXEC_DATA.sh
 2971 15:54:53.226496  lkdtm:EXEC_STACK.sh
 2972 15:54:53.230001  lkdtm:EXEC_KMALLOC.sh
 2973 15:54:53.230082  lkdtm:EXEC_VMALLOC.sh
 2974 15:54:53.233050  lkdtm:EXEC_RODATA.sh
 2975 15:54:53.236300  lkdtm:EXEC_USERSPACE.sh
 2976 15:54:53.236377  lkdtm:EXEC_NULL.sh
 2977 15:54:53.239879  lkdtm:ACCESS_USERSPACE.sh
 2978 15:54:53.243050  lkdtm:ACCESS_NULL.sh
 2979 15:54:53.243132  lkdtm:WRITE_RO.sh
 2980 15:54:53.246076  lkdtm:WRITE_RO_AFTER_INIT.sh
 2981 15:54:53.249544  lkdtm:WRITE_KERN.sh
 2982 15:54:53.252882  lkdtm:REFCOUNT_INC_OVERFLOW.sh
 2983 15:54:53.256203  lkdtm:REFCOUNT_ADD_OVERFLOW.sh
 2984 15:54:53.259545  lkdtm:REFCOUNT_INC_NOT_ZERO_OVERFLOW.sh
 2985 15:54:53.262759  lkdtm:REFCOUNT_ADD_NOT_ZERO_OVERFLOW.sh
 2986 15:54:53.265841  lkdtm:REFCOUNT_DEC_ZERO.sh
 2987 15:54:53.269399  lkdtm:REFCOUNT_DEC_NEGATIVE.sh
 2988 15:54:53.272717  lkdtm:REFCOUNT_DEC_AND_TEST_NEGATIVE.sh
 2989 15:54:53.275919  lkdtm:REFCOUNT_SUB_AND_TEST_NEGATIVE.sh
 2990 15:54:53.279104  lkdtm:REFCOUNT_INC_ZERO.sh
 2991 15:54:53.282174  lkdtm:REFCOUNT_ADD_ZERO.sh
 2992 15:54:53.285802  lkdtm:REFCOUNT_INC_SATURATED.sh
 2993 15:54:53.289088  lkdtm:REFCOUNT_DEC_SATURATED.sh
 2994 15:54:53.292380  lkdtm:REFCOUNT_ADD_SATURATED.sh
 2995 15:54:53.295779  lkdtm:REFCOUNT_INC_NOT_ZERO_SATURATED.sh
 2996 15:54:53.299034  lkdtm:REFCOUNT_ADD_NOT_ZERO_SATURATED.sh
 2997 15:54:53.305548  lkdtm:REFCOUNT_DEC_AND_TEST_SATURATED.sh
 2998 15:54:53.308826  lkdtm:REFCOUNT_SUB_AND_TEST_SATURATED.sh
 2999 15:54:53.312223  lkdtm:REFCOUNT_TIMING.sh
 3000 15:54:53.312342  lkdtm:ATOMIC_TIMING.sh
 3001 15:54:53.315504  lkdtm:USERCOPY_HEAP_SIZE_TO.sh
 3002 15:54:53.318650  lkdtm:USERCOPY_HEAP_SIZE_FROM.sh
 3003 15:54:53.321816  lkdtm:USERCOPY_HEAP_WHITELIST_TO.sh
 3004 15:54:53.328469  lkdtm:USERCOPY_HEAP_WHITELIST_FROM.sh
 3005 15:54:53.331920  lkdtm:USERCOPY_STACK_FRAME_TO.sh
 3006 15:54:53.335115  lkdtm:USERCOPY_STACK_FRAME_FROM.sh
 3007 15:54:53.338350  lkdtm:USERCOPY_STACK_BEYOND.sh
 3008 15:54:53.338469  lkdtm:USERCOPY_KERNEL.sh
 3009 15:54:53.341871  lkdtm:STACKLEAK_ERASING.sh
 3010 15:54:53.345107  lkdtm:CFI_FORWARD_PROTO.sh
 3011 15:54:53.348384  ============== Tests to run ===============
 3012 15:54:53.351644  lkdtm:PANIC.sh
 3013 15:54:53.351762  lkdtm:BUG.sh
 3014 15:54:53.354820  lkdtm:WARNING.sh
 3015 15:54:53.354936  lkdtm:WARNING_MESSAGE.sh
 3016 15:54:53.358442  lkdtm:EXCEPTION.sh
 3017 15:54:53.358559  lkdtm:LOOP.sh
 3018 15:54:53.361592  lkdtm:EXHAUST_STACK.sh
 3019 15:54:53.364861  lkdtm:CORRUPT_STACK.sh
 3020 15:54:53.368101  lkdtm:CORRUPT_STACK_STRONG.sh
 3021 15:54:53.371433  lkdtm:CORRUPT_LIST_ADD.sh
 3022 15:54:53.371576  lkdtm:CORRUPT_LIST_DEL.sh
 3023 15:54:53.374945  lkdtm:STACK_GUARD_PAGE_LEADING.sh
 3024 15:54:53.377993  lkdtm:STACK_GUARD_PAGE_TRAILING.sh
 3025 15:54:53.381407  lkdtm:UNSET_SMEP.sh
 3026 15:54:53.384805  lkdtm:DOUBLE_FAULT.sh
 3027 15:54:53.384942  lkdtm:CORRUPT_PAC.sh
 3028 15:54:53.391522  lkdtm:UNALIGNED_LOAD_STORE_WRITE.sh
 3029 15:54:53.391685  lkdtm:OVERWRITE_ALLOCATION.sh
 3030 15:54:53.394427  lkdtm:WRITE_AFTER_FREE.sh
 3031 15:54:53.397772  lkdtm:READ_AFTER_FREE.sh
 3032 15:54:53.401104  lkdtm:WRITE_BUDDY_AFTER_FREE.sh
 3033 15:54:53.404719  lkdtm:READ_BUDDY_AFTER_FREE.sh
 3034 15:54:53.407793  lkdtm:SLAB_FREE_DOUBLE.sh
 3035 15:54:53.407875  lkdtm:SLAB_FREE_CROSS.sh
 3036 15:54:53.410947  lkdtm:SLAB_FREE_PAGE.sh
 3037 15:54:53.414581  lkdtm:SOFTLOCKUP.sh
 3038 15:54:53.414664  lkdtm:HARDLOCKUP.sh
 3039 15:54:53.417703  lkdtm:SPINLOCKUP.sh
 3040 15:54:53.420839  lkdtm:HUNG_TASK.sh
 3041 15:54:53.420917  lkdtm:EXEC_DATA.sh
 3042 15:54:53.424396  lkdtm:EXEC_STACK.sh
 3043 15:54:53.427742  lkdtm:EXEC_KMALLOC.sh
 3044 15:54:53.427832  lkdtm:EXEC_VMALLOC.sh
 3045 15:54:53.430973  lkdtm:EXEC_RODATA.sh
 3046 15:54:53.434121  lkdtm:EXEC_USERSPACE.sh
 3047 15:54:53.434203  lkdtm:EXEC_NULL.sh
 3048 15:54:53.437550  lkdtm:ACCESS_USERSPACE.sh
 3049 15:54:53.440917  lkdtm:ACCESS_NULL.sh
 3050 15:54:53.441006  lkdtm:WRITE_RO.sh
 3051 15:54:53.444215  lkdtm:WRITE_RO_AFTER_INIT.sh
 3052 15:54:53.447423  lkdtm:WRITE_KERN.sh
 3053 15:54:53.450661  lkdtm:REFCOUNT_INC_OVERFLOW.sh
 3054 15:54:53.453951  lkdtm:REFCOUNT_ADD_OVERFLOW.sh
 3055 15:54:53.457227  lkdtm:REFCOUNT_INC_NOT_ZERO_OVERFLOW.sh
 3056 15:54:53.460678  lkdtm:REFCOUNT_ADD_NOT_ZERO_OVERFLOW.sh
 3057 15:54:53.463885  lkdtm:REFCOUNT_DEC_ZERO.sh
 3058 15:54:53.467122  lkdtm:REFCOUNT_DEC_NEGATIVE.sh
 3059 15:54:53.470292  lkdtm:REFCOUNT_DEC_AND_TEST_NEGATIVE.sh
 3060 15:54:53.473682  lkdtm:REFCOUNT_SUB_AND_TEST_NEGATIVE.sh
 3061 15:54:53.477235  lkdtm:REFCOUNT_INC_ZERO.sh
 3062 15:54:53.480476  lkdtm:REFCOUNT_ADD_ZERO.sh
 3063 15:54:53.483635  lkdtm:REFCOUNT_INC_SATURATED.sh
 3064 15:54:53.486963  lkdtm:REFCOUNT_DEC_SATURATED.sh
 3065 15:54:53.490248  lkdtm:REFCOUNT_ADD_SATURATED.sh
 3066 15:54:53.493621  lkdtm:REFCOUNT_INC_NOT_ZERO_SATURATED.sh
 3067 15:54:53.496736  lkdtm:REFCOUNT_ADD_NOT_ZERO_SATURATED.sh
 3068 15:54:53.500301  lkdtm:REFCOUNT_DEC_AND_TEST_SATURATED.sh
 3069 15:54:53.506728  lkdtm:REFCOUNT_SUB_AND_TEST_SATURATED.sh
 3070 15:54:53.506871  lkdtm:REFCOUNT_TIMING.sh
 3071 15:54:53.510204  lkdtm:ATOMIC_TIMING.sh
 3072 15:54:53.513291  lkdtm:USERCOPY_HEAP_SIZE_TO.sh
 3073 15:54:53.516655  lkdtm:USERCOPY_HEAP_SIZE_FROM.sh
 3074 15:54:53.520096  lkdtm:USERCOPY_HEAP_WHITELIST_TO.sh
 3075 15:54:53.523314  lkdtm:USERCOPY_HEAP_WHITELIST_FROM.sh
 3076 15:54:53.530072  lkdtm:U[   48.126769] kselftest: Running tests in lkdtm
 3077 15:54:53.533317  SERCOPY_STACK_FRAME_TO.sh
 3078 15:54:53.536747  lkdtm:USERCOPY_STACK_FRAME_FROM.sh
 3079 15:54:53.539970  lkdtm:USERCOPY_STACK_BEYOND.sh
 3080 15:54:53.543273  lkdtm:USERCOPY_KERNEL.sh
 3081 15:54:53.543400  lkdtm:STACKLEAK_ERASING.sh
 3082 15:54:53.546389  lkdtm:CFI_FORWARD_PROTO.sh
 3083 15:54:53.553035  ===========End Tests to run ===============
 3084 15:54:53.553172  TAP version 13
 3085 15:54:53.553279  1..70
 3086 15:54:53.556245  # selftests: lkdtm: PANIC.sh
 3087 15:54:53.618162  # Skipping PANIC: crashes entire system
 3088 15:54:53.621367  ok 1 selftests: lkdtm: PANIC.sh # SKIP
 3089 15:54:53.624566  # selftests: lkdtm: BUG.sh
 3090 15:54:53.692004  [   48.294679] lkdtm: Performing direct entry BUG
 3091 15:54:53.698741  [   48.299732] ------------[ cut here ]------------
 3092 15:54:53.702014  [   48.304920] kernel BUG at drivers/misc/lkdtm/bugs.c:76!
 3093 15:54:53.708394  [   48.310855] invalid opcode: 0000 [#1] SMP PTI
 3094 15:54:53.715217  [   48.315726] CPU: 0 PID: 734 Comm: cat Tainted: G        W         5.10.158-cip21 #1
 3095 15:54:53.721848  [   48.324280] Hardware name: Google Rammus/Rammus, BIOS  09/04/2020
 3096 15:54:53.725026  
 3097 15:54:53.728356  [   48.331088] RIP: 0010:lkdtm_BUG+0x5/0x10
 3098 15:54:53.747981  [   48.335471] Code: 89 ff e8 5e a6 a3 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 00 86 92 02
 3099 15:54:53.754936  [   48.356455] RSP: 0018:ffffaf1b8146fe60 EFLAGS: 00010282
 3100 15:54:53.761493  [   48.362290] RAX: ffffffffa54e0010 RBX: 0000000000000001 RCX: 0000000000000000
 3101 15:54:53.771420  [   48.370260] RDX: 0000000000000000 RSI: ffffa045fac1bf70 RDI: ffffffffa61cdcb0
 3102 15:54:53.777704  [   48.378231] RBP: ffffffffa660b620 R08: 0000000000000001 R09: 0000000000000001
 3103 15:54:53.787667  [   48.386202] R10: 00000000ffffe000 R11: 3fffffffffffffff R12: 0000000000000004
 3104 15:54:53.794381  [   48.394163] R13: ffffaf1b8146ff10 R14: ffffaf1b8146ff10 R15: ffffa045830ca000
 3105 15:54:53.804337  [   48.402134] FS:  00007f7fcbebd580(0000) GS:ffffa045fac00000(0000) knlGS:0000000000000000
 3106 15:54:53.810992  [   48.411164] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
 3107 15:54:53.817371  [   48.417581] CR2: 00007f7fcbcc6000 CR3: 00000001031e2003 CR4: 00000000003706f0
 3108 15:54:53.820634  [   48.425551] Call Trace:
 3109 15:54:53.824038  [   48.428273]  direct_entry.cold+0x2c/0x38
 3110 15:54:53.830466  [   48.432649]  full_proxy_write+0x53/0x80
 3111 15:54:53.833799  [   48.436937]  vfs_write+0xe7/0x3a0
 3112 15:54:53.837073  [   48.440643]  ksys_write+0x68/0xf0
 3113 15:54:53.840464  [   48.444342]  do_syscall_64+0x30/0x40
 3114 15:54:53.847122  [   48.448337]  entry_SYSCALL_64_after_hwframe+0x61/0xc6
 3115 15:54:53.850440  [   48.453978] RIP: 0033:0x7f7fcbdd38f3
 3116 15:54:53.870423  [   48.457967] Code: 8b 15 a1 25 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
 3117 15:54:53.880161  [   48.478943] RSP: 002b:00007ffd79aec8b8 EFLAGS: 00000246 ORIG_RAX: 0000000000000001
 3118 15:54:53.886703  [   48.487398] RAX: ffffffffffffffda RBX: 0000000000000004 RCX: 00007f7fcbdd38f3
 3119 15:54:53.896651  [   48.495368] RDX: 0000000000000004 RSI: 00007f7fcbcc6000 RDI: 0000000000000001
 3120 15:54:53.903361  [   48.503338] RBP: 00007f7fcbcc6000 R08: 00007f7fcbcc5010 R09: 0000000000000000
 3121 15:54:53.912965  [   48.511309] R10: fffffffffffffbc5 R11: 0000000000000246 R12: 0000000000000001
 3122 15:54:53.919563  [   48.519271] R13: 0000000000000001 R14: 0000000000020000 R15: 0000000000020000
 3123 15:54:53.946078  [   48.527238] Modules linked in: fuse ip_tables cros_ec_sensors cros_ec_sensors_core industrialio_triggered_buffer kfifo_buf industrialio cros_ec_sysfs cros_ec_lightbar cros_ec_debugfs cros_ec_chardev cros_ec_sensorhub x86_pkg_temp_thermal cros_ec_dev cros_usbpd_notify
 3124 15:54:53.952473  [   48.553760] ---[ end trace 633e44de706942dc ]---
 3125 15:54:53.955856  [   48.558974] RIP: 0010:lkdtm_BUG+0x5/0x10
 3126 15:54:53.975682  [   48.563432] Code: 89 ff e8 5e a6 a3 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 00 86 92 02
 3127 15:54:53.982099  [   48.584479] RSP: 0018:ffffaf1b8146fe60 EFLAGS: 00010282
 3128 15:54:53.991889  [   48.590366] RAX: ffffffffa54e0010 RBX: 0000000000000001 RCX: 0000000000000000
 3129 15:54:53.998527  [   48.598396] RDX: 0000000000000000 RSI: ffffa045fac1bf70 RDI: ffffffffa61cdcb0
 3130 15:54:54.005171  [   48.606395] RBP: ffffffffa660b620 R08: 0000000000000001 R09: 0000000000000001
 3131 15:54:54.015091  [   48.614378] R10: 00000000ffffe000 R11: 3fffffffffffffff R12: 0000000000000004
 3132 15:54:54.021567  [   48.622379] R13: ffffaf1b8146ff10 R14: ffffaf1b8146ff10 R15: ffffa045830ca000
 3133 15:54:54.031467  [   48.630359] FS:  00007f7fcbebd580(0000) GS:ffffa045fac00000(0000) knlGS:0000000000000000
 3134 15:54:54.038195  [   48.639428] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
 3135 15:54:54.044522  [   48.645879] CR2: 00007f7fcbcc6000 CR3: 00000001031e2003 CR4: 00000000003706f0
 3136 15:54:54.048217  # Segmentation fault
 3137 15:54:54.065808  # [   48.294679] lkdtm: Performing direct entry BUG
 3138 15:54:54.072345  # [   48.299732] ------------[ cut here ]------------
 3139 15:54:54.075698  # [   48.304920] kernel BUG at drivers/misc/lkdtm/bugs.c:76!
 3140 15:54:54.081932  # [   48.310855] invalid opcode: 0000 [#1] SMP PTI
 3141 15:54:54.091927  # [   48.315726] CPU: 0 PID: 734 Comm: cat Tainted: G        W         5.10.158-cip21 #1
 3142 15:54:54.098559  # [   48.324280] Hardware name: Google Rammus/Rammus, BIOS  09/04/2020
 3143 15:54:54.101993  # [   48.331088] RIP: 0010:lkdtm_BUG+0x5/0x10
 3144 15:54:54.124926  # [   48.335471] Code: 89 ff e8 5e a6 a3 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 00 86 92 02
 3145 15:54:54.134970  # [   48.356455] RSP: 0018:ffffaf1b8146fe60 EFLAGS: [   48.732144] lkdtm: Performing direct entry WARNING
 3146 15:54:54.138350  [   48.741722] ------------[ cut here ]------------
 3147 15:54:54.141643  00010282
 3148 15:54:54.154574  # [   48.362290] RAX: ffffffffa54e0010 RBX: 0000000000[   48.746889] WARNING: CPU: 2 PID: 770 at drivers/misc/lkdtm/bugs.c:83 lkdtm_WARNING+0x13/0x20
 3149 15:54:54.157953  000001 RCX: 0000000000000000
 3150 15:54:54.187840  # [   48.370260] RDX: 000000000000[   48.762525] Modules linked in: fuse ip_tables cros_ec_sensors cros_ec_sensors_core industrialio_triggered_buffer kfifo_buf industrialio cros_ec_sysfs cros_ec_lightbar cros_ec_debugfs cros_ec_chardev cros_ec_sensorhub x86_pkg_temp_thermal cros_ec_dev cros_usbpd_notify
 3151 15:54:54.197460  [   48.795196] CPU: 2 PID: 770 Comm: cat Tainted: G      D W         5.10.158-cip21 #1
 3152 15:54:54.204010  [   48.803783] Hardware name: Google Rammus/Rammus, BIOS  09/04/2020
 3153 15:54:54.207349  [   48.810592] RIP: 0010:lkdtm_WARNING+0x13/0x20
 3154 15:54:54.227167  [   48.815483] 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 00 86 92 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 e1 85
 3155 15:54:54.233754  [   48.836471] RSP: 0018:ffffaf1b814ffe60 EFLAGS: 00010202
 3156 15:54:54.243696  [   48.842336] RAX: ffffffffa54e0020 RBX: 0000000000000002 RCX: 0000000000000000
 3157 15:54:54.250277  [   48.850333] RDX: 0000000000000000 RSI: ffffa045fad1bf70 RDI: ffffffffa61cdcc0
 3158 15:54:54.257047  [   48.858307] RBP: ffffffffa65b004f R08: 0000000000000000 R09: 0000000000000000
 3159 15:54:54.260145  
 3160 15:54:54.266890  [   48.866278] R10: 00000000ffffe000 R11: 3fffffffffffffff R12: 0000000000000008
 3161 15:54:54.273488  [   48.874251] R13: ffffaf1b814fff10 R14: ffffaf1b814fff10 R15: ffffa04584063000
 3162 15:54:54.283346  [   48.882226] FS:  00007f1b7e33d580(0000) GS:ffffa045fad00000(0000) knlGS:0000000000000000
 3163 15:54:54.289896  [   48.891267] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
 3164 15:54:54.296537  [   48.897684] CR2: 00007f1b7e146000 CR3: 0000000103424002 CR4: 00000000003706e0
 3165 15:54:54.302855  0000 RSI: ffffa045fac1bf70 RDI: ffffffffa61cdcb0
 3166 15:54:54.306296  # [   48.37823[   48.905661] Call Trace:
 3167 15:54:54.316146  1] RBP: ffffffffa660b620 R08: 0000000000000001 R09: 000000000000[   48.914606]  direct_entry.cold+0x2c/0x38
 3168 15:54:54.319565  0001
 3169 15:54:54.329344  # [   48.386202] R10: 00000000ffffe000 R11: 3fffffffffffff[   48.925205]  full_proxy_write+0x53/0x80
 3170 15:54:54.329464  ff R12: 0000000000000004
 3171 15:54:54.339419  # [   48.394163] R13: ffffaf1b8146ff10[   48.935701]  vfs_write+0xe7/0x3a0
 3172 15:54:54.342847  [   48.945619]  ksys_write+0x68/0xf0
 3173 15:54:54.345850  [   48.949321]  do_syscall_64+0x30/0x40
 3174 15:54:54.352484  [   48.953337]  entry_SYSCALL_64_after_hwframe+0x61/0xc6
 3175 15:54:54.355843  [   48.958979] RIP: 0033:0x7f1b7e2538f3
 3176 15:54:54.359254   R14: ffffaf1b8146ff10 R15: ffffa045830ca000
 3177 15:54:54.382407  # [   48.402134] F[   48.962970] Code: 8b 15 a1 25 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
 3178 15:54:54.392113  [   48.990183] RSP: 002b:00007ffe81a976e8 EFLAGS: 00000246 ORIG_RAX: 0000000000000001
 3179 15:54:54.405381  S:  00007f7fcbebd580(0000) GS:ffffa045fac00000(0000) knlGS:00000[   48.998670] RAX: ffffffffffffffda RBX: 0000000000000008 RCX: 00007f1b7e2538f3
 3180 15:54:54.411758  [   49.012847] RDX: 0000000000000008 RSI: 00007f1b7e146000 RDI: 0000000000000001
 3181 15:54:54.421766  [   49.020819] RBP: 00007f1b7e146000 R08: 00007f1b7e145010 R09: 0000000000000000
 3182 15:54:54.428637  [   49.028791] R10: fffffffffffffbc5 R11: 0000000000000246 R12: 0000000000000001
 3183 15:54:54.438398  [   49.036764] R13: 0000000000000001 R14: 0000000000020000 R15: 0000000000020000
 3184 15:54:54.441699  [   49.044740] irq event stamp: 0
 3185 15:54:54.441838  00000000000
 3186 15:54:54.454766  # [   48.411164] CS:  0010 DS: 0000 ES: 0000 CR0: 0[   49.048173] hardirqs last  enabled at (0): [<0000000000000000>] 0x0
 3187 15:54:54.461411  [   49.061388] hardirqs last disabled at (0): [<ffffffffa4d00ca0>] copy_process+0x640/0x1c80
 3188 15:54:54.471453  [   49.070525] softirqs last  enabled at (0): [<ffffffffa4d00ca0>] copy_process+0x640/0x1c80
 3189 15:54:54.478029  [   49.079662] softirqs last disabled at (0): [<0000000000000000>] 0x0
 3190 15:54:54.484417  [   49.086662] ---[ end trace 633e44de706942dd ]---
 3191 15:54:54.484571  000000080050033
 3192 15:54:54.494189  # [   48.417581] CR2: 00007f7fcbcc6000 CR3: 00000001031e2003 CR4: 00000000003706f0
 3193 15:54:54.497691  # [   48.425551] Call Trace:
 3194 15:54:54.501037  # [   48.428273]  direct_entry.cold+0x2c/0x38
 3195 15:54:54.504191  # [   48.432649]  full_proxy_write+0x53/0x80
 3196 15:54:54.507442  
 3197 15:54:54.510969  # [   48.436937]  vfs_write+0xe7/0x3a0
 3198 15:54:54.514125  # [   48.440643]  ksys_write+0x68/0xf0
 3199 15:54:54.517409  # [   48.444342]  do_syscall_64+0x30/0x40
 3200 15:54:54.524159  # [   48.448337]  entry_SYSCALL_64_after_hwframe+0x61/0xc6
 3201 15:54:54.527198  # [   48.453978] RIP: 0033:0x7f7fcbdd38f3
 3202 15:54:54.550386  # [   48.457967] Code: 8b 15 a1 25 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
 3203 15:54:54.557062  # [   48.478943] RSP: 002b:00007ffd79aec8b8 EFLAGS: 00000246 ORIG_RAX: 0000000000000001
 3204 15:54:54.563755  # [   48.48[   49.166256] lkdtm: Performing direct entry WARNING_MESSAGE
 3205 15:54:54.570287  [   49.172558] ------------[ cut here ]------------
 3206 15:54:54.573708  [   49.177715] Warning message trigger count: 2
 3207 15:54:54.589824  7398] RAX: ffffffffffffffda RBX: 0000000000000004 RCX: 00007f7fc[   49.182516] WARNING: CPU: 2 PID: 805 at drivers/misc/lkdtm/bugs.c:88 lkdtm_WARNING_MESSAGE+0x20/0x30
 3208 15:54:54.593073  bdd38f3
 3209 15:54:54.622977  # [   48.495368] RDX: 0000000000000004 RSI: 00007f7fcbc[   49.198956] Modules linked in: fuse ip_tables cros_ec_sensors cros_ec_sensors_core industrialio_triggered_buffer kfifo_buf industrialio cros_ec_sysfs cros_ec_lightbar cros_ec_debugfs cros_ec_chardev cros_ec_sensorhub x86_pkg_temp_thermal cros_ec_dev cros_usbpd_notify
 3210 15:54:54.632767  [   49.231616] CPU: 2 PID: 805 Comm: cat Tainted: G      D W         5.10.158-cip21 #1
 3211 15:54:54.635898  c6000 RDI: 0000000000000001
 3212 15:54:54.646021  # [   48.503338] RBP: 00007f7fcbcc6[   49.240203] Hardware name: Google Rammus/Rammus, BIOS  09/04/2020
 3213 15:54:54.649464  000 R08: 00007f7fcbcc5010 R09: 0000000000000000
 3214 15:54:54.656096  # [   48.511309[   49.253228] RIP: 0010:lkdtm_WARNING_MESSAGE+0x20/0x30
 3215 15:54:54.678917  [   49.265087] Code: cc cc cc cc 66 0f 1f 44 00 00 0f 1f 44 00 00 8b 05 e1 85 92 02 48 c7 c7 b0 05 5b a6 8d 70 01 89 35 d1 85 92 02 e8 9a 17 63 00 <0f> 0b c3 cc cc cc cc 66 0f 1f 84 00 00 00 00 00 0f 1f 44 00 00 c7
 3216 15:54:54.685434  [   49.286105] RSP: 0018:ffffaf1b8155fe60 EFLAGS: 00010286
 3217 15:54:54.692172  [   49.291970] RAX: 0000000000000000 RBX: 0000000000000003 RCX: 0000000000000000
 3218 15:54:54.705260  ] R10: fffffffffffffbc5 R11: 0000000000000246 R12: 0000000000000[   49.299950] RDX: ffffa045fad2c660 RSI: ffffa045fad1bf70 RDI: ffffa045fad1bf70
 3219 15:54:54.715027  [   49.314156] RBP: ffffffffa65b0057 R08: 0000000000000000 R09: 0000000000000000
 3220 15:54:54.715148  001
 3221 15:54:54.728333  # [   48.519271] R13: 0000000000000001 R14: 000000000002000[   49.322141] R10: 00000000ffffe000 R11: 3fffffffffffffff R12: 0000000000000010
 3222 15:54:54.738102  [   49.336314] R13: ffffaf1b8155ff10 R14: ffffaf1b8155ff10 R15: ffffa045826f1000
 3223 15:54:54.745018  [   49.344286] FS:  00007fc2dae53580(0000) GS:ffffa045fad00000(0000) knlGS:0000000000000000
 3224 15:54:54.751345  [   49.353329] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
 3225 15:54:54.761190  [   49.359747] CR2: 00007fc2dac5c000 CR3: 0000000106588004 CR4: 00000000003706e0
 3226 15:54:54.764555  [   49.367722] Call Trace:
 3227 15:54:54.767498  [   49.370456]  direct_entry.cold+0x2c/0x38
 3228 15:54:54.770928  0 R15: 0000000000020000
 3229 15:54:54.777486  # [   48.527238] Modules linked in: fus[   49.374866]  full_proxy_write+0x53/0x80
 3230 15:54:54.780960  [   49.385357]  vfs_write+0xe7/0x3a0
 3231 15:54:54.784116  [   49.389089]  ksys_write+0x68/0xf0
 3232 15:54:54.790766  [   49.392822]  do_syscall_64+0x30/0x40
 3233 15:54:54.793919  [   49.396837]  entry_SYSCALL_64_after_hwframe+0x61/0xc6
 3234 15:54:54.800363  [   49.402504] RIP: 0033:0x7fc2dad698f3
 3235 15:54:54.820426  [   49.406497] Code: 8b 15 a1 25 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
 3236 15:54:54.826623  [   49.427485] RSP: 002b:00007ffc083b79d8 EFLAGS: 00000246 ORIG_RAX: 0000000000000001
 3237 15:54:54.843309  e ip_tables cros_ec_sensors cros_ec_sensors_core industrialio_tr[   49.435966] RAX: ffffffffffffffda RBX: 0000000000000010 RCX: 00007fc2dad698f3
 3238 15:54:54.849731  [   49.450155] RDX: 0000000000000010 RSI: 00007fc2dac5c000 RDI: 0000000000000001
 3239 15:54:54.860024  [   49.458128] RBP: 00007fc2dac5c000 R08: 00007fc2dac5b010 R09: 0000000000000000
 3240 15:54:54.866244  [   49.466100] R10: fffffffffffffbc5 R11: 0000000000000246 R12: 0000000000000001
 3241 15:54:54.873002  [   49.474075] R13: 0000000000000001 R14: 0000000000020000 R15: 0000000000020000
 3242 15:54:54.876416  [   49.482053] irq event stamp: 0
 3243 15:54:54.886118  [   49.485493] hardirqs last  enabled at (0): [<0000000000000000>] 0x0
 3244 15:54:54.892726  [   49.492495] hardirqs last disabled at (0): [<ffffffffa4d00ca0>] copy_process+0x640/0x1c80
 3245 15:54:54.902609  [   49.501659] softirqs last  enabled at (0): [<ffffffffa4d00ca0>] copy_process+0x640/0x1c80
 3246 15:54:54.909381  [   49.510797] softirqs last disabled at (0): [<0000000000000000>] 0x0
 3247 15:54:54.922326  iggered_buffer kfifo_buf industrialio cros_ec_sysfs cros_ec_ligh[   49.517800] ---[ end trace 633e44de706942de ]---
 3248 15:54:54.931991  tbar cros_ec_debugfs cros_ec_chardev cros_ec_sensorhub x86_pkg_temp_thermal cros_ec_dev cros_usbpd_notify
 3249 15:54:54.938761  # [   48.553760] ---[ end trace 633e44de706942dc ]---
 3250 15:54:54.941924  # [   48.558974] RIP: 0010:lkdtm_BUG+0x5/0x10
 3251 15:54:54.961722  # [   48.563432] Code: 89 ff e8 5e a6 a3 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 00 86 92 02
 3252 15:54:54.968301  # [   48.584479] RSP: 0018:ffffaf1b8146fe60 EFLAGS: 00010282
 3253 15:54:54.978391  # [   48.590366] RAX: ffffffffa54e0010 RBX: 0000000000000001 RCX: 0000000000000000
 3254 15:54:54.984735  # [   48.598396] RDX: 0000000000000000 RSI: ffffa045fac1bf70 RDI: ffffffffa61cdcb0
 3255 15:54:54.994839  # [   48.606395] RBP: ffffffffa660b620 R08: 0000000000000001 R09: 0000000000000001
 3256 15:54:55.001193  # [   48.614378] R10: 00000000ffffe000 R11: 3fffffffffffffff R12: 0000000000000004
 3257 15:54:55.008103  # [   4[   49.604596] lkdtm: Performing direct entry EXCEPTION
 3258 15:54:55.021049  8.622379] R13: ffffaf1b8146ff10 R14: ffffaf1b8146ff10 R15: ffffa[   49.615559] BUG: kernel NULL pointer dereference, address: 0000000000000000
 3259 15:54:55.027711  [   49.629504] #PF: supervisor write access in kernel mode
 3260 15:54:55.034445  [   49.635337] #PF: error_code(0x0002) - not-present page
 3261 15:54:55.037696  [   49.641071] PGD 0 P4D 0 
 3262 15:54:55.040984  [   49.643896] Oops: 0002 [#2] SMP PTI
 3263 15:54:55.047457  [   49.647786] CPU: 0 PID: 837 Comm: cat Tainted: G      D W         5.10.158-cip21 #1
 3264 15:54:55.054296  [   49.656336] Hardware name: Google Rammus/Rammus, BIOS  09/04/2020
 3265 15:54:55.060827  [   49.663143] RIP: 0010:lkdtm_EXCEPTION+0x5/0x20
 3266 15:54:55.080270  [   49.668106] Code: 48 c7 c7 b0 05 5b a6 8d 70 01 89 35 d1 85 92 02 e8 9a 17 63 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
 3267 15:54:55.086923  [   49.689088] RSP: 0018:ffffaf1b815efe60 EFLAGS: 00010282
 3268 15:54:55.093527  [   49.694922] RAX: ffffffffa54e0070 RBX: 0000000000000004 RCX: 0000000000000000
 3269 15:54:55.096806  
 3270 15:54:55.103459  [   49.702892] RDX: 0000000000000000 RSI: ffffa045fac1bf70 RDI: ffffffffa61cdce0
 3271 15:54:55.109999  [   49.710860] RBP: ffffffffa64e5367 R08: 0000000000000000 R09: 0000000000000000
 3272 15:54:55.119917  [   49.718830] R10: 00000000ffffe000 R11: 3fffffffffffffff R12: 000000000000000a
 3273 15:54:55.126300  [   49.726798] R13: ffffaf1b815eff10 R14: ffffaf1b815eff10 R15: ffffa0458300a000
 3274 15:54:55.136465  [   49.734767] FS:  00007f42a82ab580(0000) GS:ffffa045fac00000(0000) knlGS:0000000000000000
 3275 15:54:55.142770  [   49.743804] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
 3276 15:54:55.149234  [   49.750219] CR2: 0000000000000000 CR3: 0000000104f64005 CR4: 00000000003706f0
 3277 15:54:55.152615  [   49.758187] Call Trace:
 3278 15:54:55.156040  [   49.760916]  direct_entry.cold+0x2c/0x38
 3279 15:54:55.162510  [   49.765299]  full_proxy_write+0x53/0x80
 3280 15:54:55.165816  [   49.769585]  vfs_write+0xe7/0x3a0
 3281 15:54:55.169088  [   49.773287]  ksys_write+0x68/0xf0
 3282 15:54:55.172416  [   49.776998]  do_syscall_64+0x30/0x40
 3283 15:54:55.179007  [   49.781013]  entry_SYSCALL_64_after_hwframe+0x61/0xc6
 3284 15:54:55.182348  [   49.786653] RIP: 0033:0x7f42a81c18f3
 3285 15:54:55.205426  [   49.790640] Code: 8b 15 a1 25 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
 3286 15:54:55.212264  [   49.811621] RSP: 002b:00007ffdb4604748 EFLAGS: 00000246 ORIG_RAX: 0000000000000001
 3287 15:54:55.221860  [   49.820074] RAX: ffffffffffffffda RBX: 000000000000000a RCX: 00007f42a81c18f3
 3288 15:54:55.228597  [   49.828042] RDX: 000000000000000a RSI: 00007f42a80b4000 RDI: 0000000000000001
 3289 15:54:55.235147  [   49.836018] RBP: 00007f42a80b4000 R08: 00007f42a80b3010 R09: 0000000000000000
 3290 15:54:55.245070  [   49.844002] R10: fffffffffffffbc5 R11: 0000000000000246 R12: 0000000000000001
 3291 15:54:55.251451  [   49.851975] R13: 0000000000000001 R14: 0000000000020000 R15: 0000000000020000
 3292 15:54:55.277809  [   49.859967] Modules linked in: fuse ip_tables cros_ec_sensors cros_ec_sensors_core industrialio_triggered_buffer kfifo_buf industrialio cros_ec_sysfs cros_ec_lightbar cros_ec_debugfs cros_ec_chardev cros_ec_sensorhub x86_pkg_temp_thermal cros_ec_dev cros_usbpd_notify
 3293 15:54:55.281150  [   49.886431] CR2: 0000000000000000
 3294 15:54:55.287884  [   49.890120] ---[ end trace 633e44de706942df ]---
 3295 15:54:55.291054  [   49.895274] RIP: 0010:lkdtm_BUG+0x5/0x10
 3296 15:54:55.314072  [   49.899651] Code: 89 ff e8 5e a6 a3 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 00 86 92 02
 3297 15:54:55.317398  [   49.920623] RSP: 0018:ffffaf1b8146fe60 EFLAGS: 00010282
 3298 15:54:55.327134  [   49.926455] RAX: ffffffffa54e0010 RBX: 0000000000000001 RCX: 0000000000000000
 3299 15:54:55.333775  [   49.934421] RDX: 0000000000000000 RSI: ffffa045fac1bf70 RDI: ffffffffa61cdcb0
 3300 15:54:55.343811  [   49.942389] RBP: ffffffffa660b620 R08: 0000000000000001 R09: 0000000000000001
 3301 15:54:55.350296  [   49.950356] R10: 00000000ffffe000 R11: 3fffffffffffffff R12: 0000000000000004
 3302 15:54:55.357175  [   49.958326] R13: ffffaf1b8146ff10 R14: ffffaf1b8146ff10 R15: ffffa045830ca000
 3303 15:54:55.367067  [   49.966295] FS:  00007f42a82ab580(0000) GS:ffffa045fac00000(0000) knlGS:0000000000000000
 3304 15:54:55.373696  [   49.975333] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
 3305 15:54:55.383322  [   49.981746] CR2: 0000000000000000 CR3: 0000000104f64005 CR4: 00000000003706f0
 3306 15:54:55.393246  [   49.989716] BUG: sleeping function called from invalid context at include/linux/percpu-rwsem.h:49
 3307 15:54:55.400000  [   49.999620] in_atomic(): 0, irqs_disabled(): 1, non_block: 0, pid: 837, name: cat
 3308 15:54:55.403061  [   50.007980] INFO: lockdep is turned off.
 3309 15:54:55.406365  [   50.012349] irq event stamp: 0
 3310 15:54:55.409737  
 3311 15:54:55.416173  [   50.015754] hardirqs last  enabled at (0): [<0000000000000000>] 0x0
 3312 15:54:55.423015  [   50.022755] hardirqs last disabled at (0): [<ffffffffa4d00ca0>] copy_process+0x640/0x1c80
 3313 15:54:55.432889  [   50.031892] softirqs last  enabled at (0): [<ffffffffa4d00ca0>] copy_process+0x640/0x1c80
 3314 15:54:55.439622  [   50.041019] softirqs last disabled at (0): [<0000000000000000>] 0x0
 3315 15:54:55.449314  [   50.048018] CPU: 0 PID: 837 Comm: cat Tainted: G      D W         5.10.158-cip21 #1
 3316 15:54:55.455989  [   50.056570] Hardware name: Google Rammus/Rammus, BIOS  09/04/2020
 3317 15:54:55.459166  [   50.063375] Call Trace:
 3318 15:54:55.462391  [   50.066103]  dump_stack+0x77/0x9b
 3319 15:54:55.465704  [   50.069808]  ___might_sleep.cold+0xa6/0xb6
 3320 15:54:55.469045  [   50.074387]  exit_signals+0x1c/0x2e0
 3321 15:54:55.472339  
 3322 15:54:55.475615  [   50.078375]  do_exit+0xd5/0xb00
 3323 15:54:55.478928  [   50.081880]  ? ksys_write+0x68/0xf0
 3324 15:54:55.482190  [   50.085773]  rewind_stack_do_exit+0x17/0x20
 3325 15:54:55.485573  [   50.090446] RIP: 0033:0x7f42a81c18f3
 3326 15:54:55.508741  [   50.094436] Code: 8b 15 a1 25 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
 3327 15:54:55.515407  [   50.115422] RSP: 002b:00007ffdb4604748 EFLAGS: 00000246 ORIG_RAX: 0000000000000001
 3328 15:54:55.525131  [   50.123878] RAX: ffffffffffffffda RBX: 000000000000000a RCX: 00007f42a81c18f3
 3329 15:54:55.531763  [   50.131848] RDX: 000000000000000a RSI: 00007f42a80b4000 RDI: 0000000000000001
 3330 15:54:55.541477  [   50.139816] RBP: 00007f42a80b4000 R08: 00007f42a80b3010 R09: 0000000000000000
 3331 15:54:55.548307  [   50.147787] R10: fffffffffffffbc5 R11: 0000000000000246 R12: 0000000000000001
 3332 15:54:55.555003  [   50.155756] R13: 0000000000000001 R14: 0000000000020000 R15: 0000000000020000
 3333 15:54:55.558207  045830ca000
 3334 15:54:55.568255  # [   48.630359] FS:  00007f7fcbebd580(0000) GS:ffffa045fac00000(0000) knlGS:0000000000000000
 3335 15:54:55.574612  # [   48.639428] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
 3336 15:54:55.581261  # [   48.645879] CR2: 00007f7fcbcc6000 CR3: 00000001031e2003 CR4: 00000000003706f0
 3337 15:54:55.584769  # BUG: saw 'kernel BUG at': ok
 3338 15:54:55.587736  ok 2 selftests: lkdtm: BUG.sh
 3339 15:54:55.590965  # selftests: lkdtm: WARNING.sh
 3340 15:54:55.594396  # [   48.732144] lkdtm: Performing direct entry WARNING
 3341 15:54:55.597667  
 3342 15:54:55.601054  # [   48.741722] ------------[ cut here ]------------
 3343 15:54:55.610843  # [   48.746889] WARNING: CPU: 2 PID: 770 at drivers/misc/lkdtm/bugs.c:83 lkdtm_WARNING+0x13/0x20
 3344 15:54:55.637067  # [   48.762525] Modules linked in: fuse ip_tables cros_ec_sensors cros_ec_sensors_core industrialio_triggered_buffer kfifo_buf industrialio cros_ec_sysfs cros_ec_lightbar cros_ec_debugfs cros_ec_chardev cros_ec_sensorhub x86_pkg_temp_thermal cros_ec_dev cros_usbpd_notify
 3345 15:54:55.646987  # [   48.795196] CPU: 2 PID: 770 Comm: cat Tainted: G      D W         5.10.158-cip21 #1
 3346 15:54:55.653552  # [   48.803783] Hardware name: Google Rammus/Rammus, BIOS  09/04/2020
 3347 15:54:55.656832  # [   48.810592] RIP: 0010:lkdtm_WARNING+0x13/0x20
 3348 15:54:55.679980  # [   48.815483] 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 00 86 92 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 e1 85
 3349 15:54:55.686694  # [   48.836471] RSP: 0018:ffffaf1b814ffe60 EFLAGS: 00010202
 3350 15:54:55.693155  # [   48.842336] RAX: ffffffffa54e0020 RBX: 0000000000000002 RCX: 0000000000000000
 3351 15:54:55.703189  # [   48.850333] RDX: 0000000000000000 RSI: ffffa045fad1bf70 RDI: ffffffffa61cdcc0
 3352 15:54:55.709699  # [   48.858307] RBP: ffffffffa65b004f R08: 0000000000000000 R09: 0000000000000000
 3353 15:54:55.719499  # [   48.866278] R10: 00000000ffffe000 R11: 3fffffffffffffff R12: 0000000000000008
 3354 15:54:55.726163  # [   48.874251] R13: ffffaf1b814fff10 R14: ffffaf1b814fff10 R15: ffffa04584063000
 3355 15:54:55.736195  # [   48.882226] FS:  00007f1b7e33d580(0000) GS:ffffa045fad00000(0000) knlGS:0000000000000000
 3356 15:54:55.742911  # [   48.891267] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
 3357 15:54:55.749456  # [   48.897684] CR2: 00007f1b7e146000 CR3: 0000000103424002 CR4: 00000000003706e0
 3358 15:54:55.752744  # [   48.905661] Call Trace:
 3359 15:54:55.759303  # [   48.914606]  direct_entry.cold+0x2c/0x38
 3360 15:54:55.765721  # [   48.925205]  full_proxy_write[   50.364909] lkdtm: Performing direct entry CORRUPT_LIST_ADD
 3361 15:54:55.772931  [   50.375060] lkdtm: attempting good list addition
 3362 15:54:55.773034  +0x53/0x80
 3363 15:54:55.775990  # [   48.935701]  vfs_write+0xe7/0x3a0
 3364 15:54:55.785929  # [   48.945[   50.380247] lkdtm: attempting corrupted list addition
 3365 15:54:55.789329  [   50.392097] lkdtm: list_add() corruption not detected!
 3366 15:54:55.792415  619]  ksys_write+0x68/0xf0
 3367 15:54:55.795871  # [   48.949321]  do_syscall_64+0x30/0x40
 3368 15:54:55.802595  # [   48.953337]  entry_SYSCALL_64_after_hwframe+0x61/0xc6
 3369 15:54:55.805597  # [   48.958979] RIP: 0033:0x7f1b7e2538f3
 3370 15:54:55.828895  # [   48.962970] Code: 8b 15 a1 25 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
 3371 15:54:55.835496  # [   48.990183] RSP: 002b:00007ffe81a976e8 EFLAGS: 00000246 ORIG_RAX: 0000000000000001
 3372 15:54:55.845193  # [   48.998670] RAX: ffffffffffffffda RBX: 0000000000000008 RCX: 00007f1b7e2538f3
 3373 15:54:55.851844  # [   49.012847] RDX: 0000000000000008 RSI: 00007f1b7e146000 RDI: 0000000000000001
 3374 15:54:55.864975  # [   49.020819] RBP: 00007f1b7e146000 R08: 00007f1b7e1[   50.466033] lkdtm: Performing direct entry CORRUPT_LIST_DEL
 3375 15:54:55.868212  45010 R09: 0000000000000000
 3376 15:54:55.874820  # [   49.028791] R10: fffffffffffff[   50.472478] lkdtm: attempting good list removal
 3377 15:54:55.881729  bc5 R11: 0000000000000246 R12: 0000000000000001
 3378 15:54:55.887991  # [   49.036764[   50.483761] lkdtm: attempting corrupted list removal
 3379 15:54:55.901166  ] R13: 0000000000000001 R14: 0000000000020000 R15: 0000000000020[   50.495514] lkdtm: list_del() corruption not detected!
 3380 15:54:55.901293  000
 3381 15:54:55.904808  # [   49.044740] irq event stamp: 0
 3382 15:54:55.911370  # [   49.048173] hardirqs last  enabled at (0): [<0000000000000000>] 0x0
 3383 15:54:55.921107  # [   49.061388] hardirqs last disabled at (0): [<ffffffffa4d00ca0>] copy_process+0x640/0x1c80
 3384 15:54:55.931123  # [   49.070525] softirqs last  enabled at (0): [<ffffffffa4d00ca0>] copy_process+0x640/0x1c80
 3385 15:54:55.937594  # [   49.079662] softirqs last disabled at (0): [<0000000000000000>] 0x0
 3386 15:54:55.940929  # [   49.086662] ---[ end trace 633e44de706942dd ]---
 3387 15:54:55.944291  # WARNING: saw 'WARNING:': ok
 3388 15:54:55.947285  ok 3 selftests: lkdtm: WARNING.sh
 3389 15:54:55.954100  # selftests: lkdtm: WARNING_MESSAGE.sh
 3390 15:54:55.957348  # [   49.166256] lkdtm: Performing direct entry WARNING_MESSAGE
 3391 15:54:55.963958  # [   49.172558] ------------[ cut here ]------------
 3392 15:54:55.970572  # [   49.177715] Warning message trigger count: 2
 3393 15:54:55.980421  # [   49.182516] WARNING: CPU: 2 PID: 805 at drivers/misc/lkdtm/bugs.c:88 lkdtm_WARNING_MESSAGE+0x20/0x30
 3394 15:54:56.006853  # [   49.198956] Modules linked in: fuse ip_tables cros_ec_sensors cros_ec_sensors_core industrialio_triggered_buffer kfifo_buf industrialio cros_ec_sysfs cros_ec_lightbar cros_ec_debugfs cros_ec_chardev cros_ec_sensorhub x86_pkg_temp_thermal cros_ec_dev cros_usbpd_notify
 3395 15:54:56.013679  # [   49.231616] CPU: 2 PID: 805 Comm: cat Tainted: G      D W         5.10.158-cip21 #1
 3396 15:54:56.023234  # [   49.240203] Hardware name: Google Rammus/Rammus, BIOS  09/04/2020
 3397 15:54:56.029867  # [   49.253228] RIP: 0[   50.629771] lkdtm: Performing direct entry STACK_GUARD_PAGE_LEADING
 3398 15:54:56.039838  [   50.638741] lkdtm: attempting bad read from page below current stack
 3399 15:54:56.049493  [   50.645844] BUG: stack guard page was hit at 00000000aeeafbe2 (stack is 0000000052b620e2..00000000dc596303)
 3400 15:54:56.056223  [   50.656759] kernel stack overflow (page fault): 0000 [#3] SMP PTI
 3401 15:54:56.059361  010:lkdtm_WARNING_MESSAGE+0x20/0x30
 3402 15:54:56.069367  # [   49.265087] Code: cc c[   50.663564] CPU: 2 PID: 1062 Comm: cat Tainted: G      D W         5.10.158-cip21 #1
 3403 15:54:56.076118  [   50.678425] Hardware name: Google Rammus/Rammus, BIOS  09/04/2020
 3404 15:54:56.082591  [   50.685228] RIP: 0010:lkdtm_STACK_GUARD_PAGE_LEADING+0x27/0x3a
 3405 15:54:56.105528  [   50.691741] Code: cc cc cc 0f 1f 44 00 00 53 48 c7 c7 50 09 5b a6 50 65 48 8b 04 25 40 b0 01 00 48 8b 58 18 e8 32 a0 fd ff 48 c7 c7 90 09 5b a6 <8a> 43 ff 88 44 24 07 0f b6 74 24 07 5a 5b e9 18 a0 fd ff 0f 1f 44
 3406 15:54:56.112135  [   50.712713] RSP: 0018:ffffaf1b8190fe50 EFLAGS: 00010246
 3407 15:54:56.118719  [   50.718545] RAX: 0000000000000038 RBX: ffffaf1b8190c000 RCX: 0000000000000000
 3408 15:54:56.125511  [   50.726513] RDX: 0000000000000000 RSI: ffffa045fad1bf70 RDI: ffffffffa65b0990
 3409 15:54:56.135196  [   50.734483] RBP: ffffffffa65b00ba R08: 0000000000000000 R09: 0000000000000000
 3410 15:54:56.141914  [   50.742450] R10: 00000000ffffe000 R11: 3fffffffffffffff R12: 0000000000000019
 3411 15:54:56.151890  [   50.750419] R13: ffffaf1b8190ff10 R14: ffffaf1b8190ff10 R15: ffffa04584e80000
 3412 15:54:56.158425  [   50.758389] FS:  00007fa087831580(0000) GS:ffffa045fad00000(0000) knlGS:0000000000000000
 3413 15:54:56.164983  [   50.767426] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
 3414 15:54:56.174983  [   50.773842] CR2: ffffaf1b8190bfff CR3: 000000010571e003 CR4: 00000000003706e0
 3415 15:54:56.178164  [   50.781810] Call Trace:
 3416 15:54:56.181436  [   50.784538]  ? lkdtm_CORRUPT_LIST_DEL+0xe0/0xe0
 3417 15:54:56.184701  [   50.789595]  direct_entry.cold+0x2c/0x38
 3418 15:54:56.191183  [   50.793973]  full_proxy_write+0x53/0x80
 3419 15:54:56.194429  [   50.798254]  vfs_write+0xe7/0x3a0
 3420 15:54:56.197836  [   50.801965]  ksys_write+0x68/0xf0
 3421 15:54:56.201177  [   50.805663]  do_syscall_64+0x30/0x40
 3422 15:54:56.207841  [   50.809653]  entry_SYSCALL_64_after_hwframe+0x61/0xc6
 3423 15:54:56.210888  [   50.815291] RIP: 0033:0x7fa0877478f3
 3424 15:54:56.230879  [   50.819280] Code: 8b 15 a1 25 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
 3425 15:54:56.234110  
 3426 15:54:56.240726  [   50.840254] RSP: 002b:00007ffedf9a0e48 EFLAGS: 00000246 ORIG_RAX: 0000000000000001
 3427 15:54:56.247487  [   50.848709] RAX: ffffffffffffffda RBX: 0000000000000019 RCX: 00007fa0877478f3
 3428 15:54:56.250915  
 3429 15:54:56.257445  [   50.856676] RDX: 0000000000000019 RSI: 00007fa08763a000 RDI: 0000000000000001
 3430 15:54:56.263851  [   50.864643] RBP: 00007fa08763a000 R08: 00007fa087639010 R09: 0000000000000000
 3431 15:54:56.273998  [   50.872611] R10: fffffffffffffbc5 R11: 0000000000000246 R12: 0000000000000001
 3432 15:54:56.280618  [   50.880576] R13: 0000000000000001 R14: 0000000000020000 R15: 0000000000020000
 3433 15:54:56.306880  [   50.888549] Modules linked in: fuse ip_tables cros_ec_sensors cros_ec_sensors_core industrialio_triggered_buffer kfifo_buf industrialio cros_ec_sysfs cros_ec_lightbar cros_ec_debugfs cros_ec_chardev cros_ec_sensorhub x86_pkg_temp_thermal cros_ec_dev cros_usbpd_notify
 3434 15:54:56.320078  c cc cc 66 0f 1f 44 00 00 0f 1f 44 00 00 8b 05 e1 85 92 02 48 c7[   50.915006] ---[ end trace 633e44de706942e0 ]---
 3435 15:54:56.323431  [   50.926372] RIP: 0010:lkdtm_BUG+0x5/0x10
 3436 15:54:56.342917  [   50.930749] Code: 89 ff e8 5e a6 a3 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 00 86 92 02
 3437 15:54:56.349736  [   50.951720] RSP: 0018:ffffaf1b8146fe60 EFLAGS: 00010282
 3438 15:54:56.356382  [   50.957544] RAX: ffffffffa54e0010 RBX: 0000000000000001 RCX: 0000000000000000
 3439 15:54:56.366121  [   50.965511] RDX: 0000000000000000 RSI: ffffa045fac1bf70 RDI: ffffffffa61cdcb0
 3440 15:54:56.372728  [   50.973479] RBP: ffffffffa660b620 R08: 0000000000000001 R09: 0000000000000001
 3441 15:54:56.382650  [   50.981447] R10: 00000000ffffe000 R11: 3fffffffffffffff R12: 0000000000000004
 3442 15:54:56.389174  [   50.989413] R13: ffffaf1b8146ff10 R14: ffffaf1b8146ff10 R15: ffffa045830ca000
 3443 15:54:56.399154  [   50.997383] FS:  00007fa087831580(0000) GS:ffffa045fad00000(0000) knlGS:0000000000000000
 3444 15:54:56.405887  [   51.006417] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
 3445 15:54:56.412435  [   51.012831] CR2: ffffaf1b8190bfff CR3: 000000010571e003 CR4: 00000000003706e0
 3446 15:54:56.422420  [   51.020799] BUG: sleeping function called from invalid context at include/linux/percpu-rwsem.h:49
 3447 15:54:56.432272  [   51.030709] in_atomic(): 0, irqs_disabled(): 1, non_block: 0, pid: 1062, name: cat
 3448 15:54:56.435505  [   51.039163] INFO: lockdep is turned off.
 3449 15:54:56.438955  [   51.043536] irq event stamp: 0
 3450 15:54:56.445221  [   51.046959] hardirqs last  enabled at (0): [<0000000000000000>] 0x0
 3451 15:54:56.455190  [   51.053964] hardirqs last disabled at (0): [<ffffffffa4d00ca0>] copy_process+0x640/0x1c80
 3452 15:54:56.465076  [   51.063096] softirqs last  enabled at (0): [<ffffffffa4d00ca0>] copy_process+0x640/0x1c80
 3453 15:54:56.471995  [   51.072230] softirqs last disabled at (0): [<0000000000000000>] 0x0
 3454 15:54:56.481798  [   51.079227] CPU: 2 PID: 1062 Comm: cat Tainted: G      D W         5.10.158-cip21 #1
 3455 15:54:56.488217  [   51.087869] Hardware name: Google Rammus/Rammus, BIOS  09/04/2020
 3456 15:54:56.488311  [   51.094671] Call Trace:
 3457 15:54:56.494681  [   51.097397]  dump_stack+0x77/0x9b
 3458 15:54:56.498105  [   51.101095]  ___might_sleep.cold+0xa6/0xb6
 3459 15:54:56.501404  [   51.105667]  exit_signals+0x1c/0x2e0
 3460 15:54:56.504717  [   51.109653]  do_exit+0xd5/0xb00
 3461 15:54:56.508051  [   51.113155]  ? ksys_write+0x68/0xf0
 3462 15:54:56.514650  [   51.117048]  rewind_stack_do_exit+0x17/0x20
 3463 15:54:56.517652  [   51.121715] RIP: 0033:0x7fa0877478f3
 3464 15:54:56.537512  [   51.125701] Code: 8b 15 a1 25 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
 3465 15:54:56.547478  [   51.146681] RSP: 002b:00007ffedf9a0e48 EFLAGS: 00000246 ORIG_RAX: 0000000000000001
 3466 15:54:56.554178  [   51.155136] RAX: ffffffffffffffda RBX: 0000000000000019 RCX: 00007fa0877478f3
 3467 15:54:56.564177  [   51.163105] RDX: 0000000000000019 RSI: 00007fa08763a000 RDI: 0000000000000001
 3468 15:54:56.570726  [   51.171072] RBP: 00007fa08763a000 R08: 00007fa087639010 R09: 0000000000000000
 3469 15:54:56.580615  [   51.179039] R10: fffffffffffffbc5 R11: 0000000000000246 R12: 0000000000000001
 3470 15:54:56.587202  [   51.187017] R13: 0000000000000001 R14: 0000000000020000 R15: 0000000000020000
 3471 15:54:56.600468   c7 b0 05 5b a6 8d 70 01 89 35 d1 85 92 02 e8 9a 17 63 00 <0f> 0b c3 cc cc cc cc 66 0f 1f 84 00 00 00 00 00 0f 1f 44 00 00 c7
 3472 15:54:56.606813  # [   49.286105] RSP: 0018:ffffaf1b8155fe60 EFLAGS: 00010286
 3473 15:54:56.613857  # [   49.291970] RAX: 0000000000000000 RBX: 0000000000000003 RCX: 0000000000000000
 3474 15:54:56.623616  # [   49.299950] RDX: ffffa045fad2c660 RSI: ffffa045fad1bf70 RDI: ffffa045fad1bf70
 3475 15:54:56.630198  # [   49.314156] RBP: ffffffffa65b0057 R08: 0000000000000000 R09: 0000000000000000
 3476 15:54:56.636560  # [   49.322141] R10: 00000000ffffe000 R11: 3fffffffffffffff R12: 0000000000000010
 3477 15:54:56.640078  
 3478 15:54:56.646463  # [   49.336314] R13: ffffaf1b8155ff10 R14: ffffaf1b8155ff10 R15: ffffa045826f1000
 3479 15:54:56.656610  # [   49.344286] FS:  00007fc2dae53580(0000) GS:ffffa045fad00000(0000) knlGS:0000000000000000
 3480 15:54:56.663151  # [   49.353329] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
 3481 15:54:56.669826  # [   49.359747] CR2: 00007fc2dac5c000 CR3: 0000000106588004 CR4: 00000000003706e0
 3482 15:54:56.673052  # [   49.367722] Call Trace:
 3483 15:54:56.682775  # [   49.3[   51.277749] lkdtm: Performing direct entry STACK_GUARD_PAGE_TRAILING
 3484 15:54:56.689387  [   51.289151] lkdtm: attempting bad read from page above current stack
 3485 15:54:56.699493  [   51.296284] BUG: stack guard page was hit at 00000000294310c3 (stack is 00000000c2c72c35..00000000ac949ba0)
 3486 15:54:56.702489  70456]  direct_entry.cold+0x2c/0x38
 3487 15:54:56.712537  # [   49.374866]  full_prox[   51.307192] kernel stack overflow (page fault): 0000 [#4] SMP PTI
 3488 15:54:56.722741  [   51.320208] CPU: 2 PID: 1095 Comm: cat Tainted: G      D W         5.10.158-cip21 #1
 3489 15:54:56.722844  y_write+0x53/0x80
 3490 15:54:56.725881  # [   49.385357]  vfs_write+0xe7/0x3a0
 3491 15:54:56.735479  # [  [   51.328858] Hardware name: Google Rammus/Rammus, BIOS  09/04/2020
 3492 15:54:56.738788   49.389089]  ksys_write+0x68/0xf0
 3493 15:54:56.745654  # [   49.392822]  do_syscall_[   51.341879] RIP: 0010:lkdtm_STACK_GUARD_PAGE_TRAILING+0x27/0x3d
 3494 15:54:56.768690  [   51.354704] Code: a0 fd ff 0f 1f 44 00 00 53 48 c7 c7 c8 09 5b a6 50 65 48 8b 04 25 40 b0 01 00 48 8b 58 18 e8 f8 9f fd ff 48 c7 c7 08 0a 5b a6 <8a> 83 00 40 00 00 88 44 24 07 0f b6 74 24 07 5a 5b e9 db 9f fd ff
 3495 15:54:56.775171  [   51.375684] RSP: 0018:ffffaf1b8196fe50 EFLAGS: 00010246
 3496 15:54:56.781768  [   51.381517] RAX: 0000000000000038 RBX: ffffaf1b8196c000 RCX: 0000000000000000
 3497 15:54:56.788246  [   51.389485] RDX: 0000000000000000 RSI: ffffa045fad1bf70 RDI: ffffffffa65b0a08
 3498 15:54:56.798230  [   51.397453] RBP: ffffffffa65b00d3 R08: 0000000000000000 R09: 0000000000000000
 3499 15:54:56.804773  [   51.405421] R10: 00000000ffffe000 R11: 3fffffffffffffff R12: 000000000000001a
 3500 15:54:56.814591  [   51.413387] R13: ffffaf1b8196ff10 R14: ffffaf1b8196ff10 R15: ffffa0458550d000
 3501 15:54:56.821560  [   51.421355] FS:  00007fa14a975580(0000) GS:ffffa045fad00000(0000) knlGS:0000000000000000
 3502 15:54:56.827888  [   51.430391] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
 3503 15:54:56.837769  [   51.436804] CR2: ffffaf1b81970000 CR3: 00000001028fa003 CR4: 00000000003706e0
 3504 15:54:56.841102  [   51.444773] Call Trace:
 3505 15:54:56.844412  [   51.447503]  ? lkdtm_STACK_GUARD_PAGE_LEADING+0x3a/0x3a
 3506 15:54:56.850963  [   51.453336]  direct_entry.cold+0x2c/0x38
 3507 15:54:56.854335  [   51.457714]  full_proxy_write+0x53/0x80
 3508 15:54:56.857687  [   51.461995]  vfs_write+0xe7/0x3a0
 3509 15:54:56.861062  [   51.465691]  ksys_write+0x68/0xf0
 3510 15:54:56.864321  [   51.469390]  do_syscall_64+0x30/0x40
 3511 15:54:56.870888  [   51.473378]  entry_SYSCALL_64_after_hwframe+0x61/0xc6
 3512 15:54:56.874296  [   51.479014] RIP: 0033:0x7fa14a88b8f3
 3513 15:54:56.897236  [   51.483019] Code: 8b 15 a1 25 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
 3514 15:54:56.904040  [   51.503998] RSP: 002b:00007ffd1c5afef8 EFLAGS: 00000246 ORIG_RAX: 0000000000000001
 3515 15:54:56.907276  64+0x30/0x40
 3516 15:54:56.920296  # [   49.396837]  entry_SYSCALL_64_after_hwframe+0[   51.512455] RAX: ffffffffffffffda RBX: 000000000000001a RCX: 00007fa14a88b8f3
 3517 15:54:56.927024  [   51.526637] RDX: 000000000000001a RSI: 00007fa14a77e000 RDI: 0000000000000001
 3518 15:54:56.933711  [   51.534605] RBP: 00007fa14a77e000 R08: 00007fa14a77d010 R09: 0000000000000000
 3519 15:54:56.943504  [   51.542574] R10: fffffffffffffbc5 R11: 0000000000000246 R12: 0000000000000001
 3520 15:54:56.949859  [   51.550542] R13: 0000000000000001 R14: 0000000000020000 R15: 0000000000020000
 3521 15:54:56.976430  [   51.558513] Modules linked in: fuse ip_tables cros_ec_sensors cros_ec_sensors_core industrialio_triggered_buffer kfifo_buf industrialio cros_ec_sysfs cros_ec_lightbar cros_ec_debugfs cros_ec_chardev cros_ec_sensorhub x86_pkg_temp_thermal cros_ec_dev cros_usbpd_notify
 3522 15:54:56.979626  x61/0xc6
 3523 15:54:56.982914  # [   49.402504] RIP: 0033:0x7fc2dad698f3
 3524 15:54:56.989675  # [   49.40[   51.584968] ---[ end trace 633e44de706942e1 ]---
 3525 15:54:56.993106  [   51.596336] RIP: 0010:lkdtm_BUG+0x5/0x10
 3526 15:54:57.012805  [   51.600713] Code: 89 ff e8 5e a6 a3 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 00 86 92 02
 3527 15:54:57.019223  [   51.621684] RSP: 0018:ffffaf1b8146fe60 EFLAGS: 00010282
 3528 15:54:57.029204  [   51.627517] RAX: ffffffffa54e0010 RBX: 0000000000000001 RCX: 0000000000000000
 3529 15:54:57.035736  [   51.635484] RDX: 0000000000000000 RSI: ffffa045fac1bf70 RDI: ffffffffa61cdcb0
 3530 15:54:57.042389  [   51.643452] RBP: ffffffffa660b620 R08: 0000000000000001 R09: 0000000000000001
 3531 15:54:57.052312  [   51.651419] R10: 00000000ffffe000 R11: 3fffffffffffffff R12: 0000000000000004
 3532 15:54:57.059026  [   51.659388] R13: ffffaf1b8146ff10 R14: ffffaf1b8146ff10 R15: ffffa045830ca000
 3533 15:54:57.068972  [   51.667355] FS:  00007fa14a975580(0000) GS:ffffa045fad00000(0000) knlGS:0000000000000000
 3534 15:54:57.075565  [   51.676391] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
 3535 15:54:57.081889  [   51.682806] CR2: ffffaf1b81970000 CR3: 00000001028fa003 CR4: 00000000003706e0
 3536 15:54:57.101744  6497] Code: 8b 15 a1 25 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
 3537 15:54:57.111525  # [   49.427485] RSP: 002b:00007ffc083b79d8 EFLAGS: 00000246 ORIG_RAX: 0000000000000001
 3538 15:54:57.121564  # [   49.435966] RAX: ffffffffffffffda RBX: 0000000000000010 RCX: 00007fc2dad698f3
 3539 15:54:57.128174  # [   49.450155] RDX: 0000000000000010 RSI: 00007fc2dac5c000 RDI: 0000000000000001
 3540 15:54:57.134783  # [   49.458128] RBP: 00007fc2dac5c000 R08: 00007fc2dac5b010 R09: 0000000000000000
 3541 15:54:57.138027  
 3542 15:54:57.144767  # [   49.466100] R10: fffffffffffffbc5 R11: 0000000000000246 R12: 0000000000000001
 3543 15:54:57.151024  # [   49.474075] R13: 0000000000000001 R14: 0000000000020000 R15: 0000000000020000
 3544 15:54:57.157549  # [   49.482053] irq event stamp: 0
 3545 15:54:57.164440  # [   49.485493] hardirqs last  enabled at (0): [<0000000000000000>] 0x0
 3546 15:54:57.174310  # [   49.492495] hardirqs last disabled at (0): [<ffffffffa4d00ca0>] [   51.772299] lkdtm: Performing direct entry UNSET_SMEP
 3547 15:54:57.177550  copy_process+0x640/0x1c80
 3548 15:54:57.187241  # [   49.501659] softirqs last  enabl[   51.783463] lkdtm: trying to clear SMEP normally
 3549 15:54:57.193706  ed at (0): [<ffffffffa4d00ca0>] copy_process+0x640/0x1c80
 3550 15:54:57.197211  # [  [   51.794838] ------------[ cut here ]------------
 3551 15:54:57.210264   49.510797] softirqs last disabled at (0): [<0000000000000000>] [   51.806211] pinned CR4 bits changed: 0x100000!?
 3552 15:54:57.210376  0x0
 3553 15:54:57.216936  # [   49.517800] ---[ end trace 633e44de706942de ]---
 3554 15:54:57.226945  # WA[   51.817485] WARNING: CPU: 1 PID: 1131 at arch/x86/kernel/cpu/common.c:392 native_write_cr4+0x45/0x60
 3555 15:54:57.230260  RNING_MESSAGE: saw 'message trigger': ok
 3556 15:54:57.259689  ok 4 selftests: lkdtm:[   51.833898] Modules linked in: fuse ip_tables cros_ec_sensors cros_ec_sensors_core industrialio_triggered_buffer kfifo_buf industrialio cros_ec_sysfs cros_ec_lightbar cros_ec_debugfs cros_ec_chardev cros_ec_sensorhub x86_pkg_temp_thermal cros_ec_dev cros_usbpd_notify
 3557 15:54:57.259842   WARNING_MESSAGE.sh
 3558 15:54:57.262998  # selftests: lkdtm: EXCEPTION.sh
 3559 15:54:57.266414  # Killed
 3560 15:54:57.273076  [   51.866534] CPU: 1 PID: 1131 Comm: cat Tainted: G      D W         5.10.158-cip21 #1
 3561 15:54:57.273169  
 3562 15:54:57.279843  # [   49.604596] lkdtm: Performing direct entry EXCEPTION
 3563 15:54:57.286199  # [ [   51.881400] Hardware name: Google Rammus/Rammus, BIOS  09/04/2020
 3564 15:54:57.299358    49.615559] BUG: kernel NULL pointer dereference, address: 0000[   51.894420] RIP: 0010:native_write_cr4+0x45/0x60
 3565 15:54:57.299492  000000000000
 3566 15:54:57.325657  # [   49.629504] #PF: supervisor write access in k[   51.905791] Code: 39 c2 75 2d 48 85 f6 75 05 c3 cc cc cc cc 80 3d 04 8d e3 01 00 75 f2 48 c7 c7 88 f3 4e a6 c6 05 f4 8c e3 01 01 e8 65 cc e4 00 <0f> 0b c3 cc cc cc cc 48 89 d6 48 81 e7 ff f7 ce ff 48 31 c6 48 09
 3567 15:54:57.325805  ernel mode
 3568 15:54:57.338393  # [   49.635337] #PF: error_code(0x0002) - not-prese[   51.933011] RSP: 0018:ffffaf1b819e7e48 EFLAGS: 00010286
 3569 15:54:57.338524  nt page
 3570 15:54:57.341747  # [   49.641071] PGD 0 P4D 0 
 3571 15:54:57.351729  # [   49.643896] Oops: 0[   51.945060] RAX: 0000000000000000 RBX: 00000000002706e0 RCX: 0000000000000000
 3572 15:54:57.351842  002 [#2] SMP PTI
 3573 15:54:57.364881  # [   49.647786] CPU: 0 PID: 837 Comm: cat Tai[   51.959248] RDX: ffffa045facac660 RSI: ffffa045fac9bf70 RDI: ffffa045fac9bf70
 3574 15:54:57.368288  nted: G      D W         5.10.158-cip21 #1
 3575 15:54:57.371619  
 3576 15:54:57.378269  # [   49.656336] Har[   51.973432] RBP: ffffffffa65b00ed R08: 0000000000000000 R09: 0000000000000000
 3577 15:54:57.381553  
 3578 15:54:57.384881  dware name: Google Rammus/Rammus, BIOS  09/04/2020
 3579 15:54:57.394690  # [   49.663[   51.987620] R10: 00000000ffffe000 R11: 3fffffffffffffff R12: 000000000000000b
 3580 15:54:57.397965  143] RIP: 0010:lkdtm_EXCEPTION+0x5/0x20
 3581 15:54:57.407912  # [   49.668106] Code: [   52.001808] R13: ffffaf1b819e7f10 R14: ffffaf1b819e7f10 R15: ffffa04584065000
 3582 15:54:57.424457  48 c7 c7 b0 05 5b a6 8d 70 01 89 35 d1 85 92 02 e8 9a 17 63 00 0[   52.016035] FS:  00007f4b7070c580(0000) GS:ffffa045fac80000(0000) knlGS:0000000000000000
 3583 15:54:57.437743  f 0b c3 cc cc cc cc 66 0f 1f 84 00 00 00 00 00 0f 1f 44 00 00 <c[   52.031271] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
 3584 15:54:57.444282  [   52.043903] CR2: 00007f4b70515000 CR3: 0000000104e2c005 CR4: 00000000003706e0
 3585 15:54:57.454146  7> 04 25 00 00 00 00 00 00 00 00 c3 cc cc cc cc 66 66 2e 0f 1f 8[   52.051875] Call Trace:
 3586 15:54:57.454267  4
 3587 15:54:57.460818  # [   49.689088] RSP: 0018:ffffaf1b815efe60 EFLAGS: 00010282
 3588 15:54:57.464123  [   52.060815]  lkdtm_UNSET_SMEP.cold+0x1d/0x103
 3589 15:54:57.464212  
 3590 15:54:57.473879  # [   49.694922] RAX: ffffffffa54e0070 RBX: 0000000000000004 RC[   52.071893]  direct_entry.cold+0x2c/0x38
 3591 15:54:57.477138  X: 0000000000000000
 3592 15:54:57.483796  # [   49.702892] RDX: 0000000000000000 RSI:[   52.082489]  full_proxy_write+0x53/0x80
 3593 15:54:57.490361   ffffa045fac1bf70 RDI: ffffffffa61cdce0
 3594 15:54:57.493569  # [   49.710860] RBP: f[   52.093001]  vfs_write+0xe7/0x3a0
 3595 15:54:57.500179  fffffffa64e5367 R08: 0000000000000000 R09: 0000000000000000
 3596 15:54:57.503448  # [[   52.102921]  ksys_write+0x68/0xf0
 3597 15:54:57.516665     49.718830] R10: 00000000ffffe000 R11: 3fffffffffffffff R12: 0[   52.112837]  do_syscall_64+0x30/0x40
 3598 15:54:57.516785  00000000000000a
 3599 15:54:57.526509  # [   49.726798] R13: ffffaf1b815eff10 R14: fff[   52.123041]  entry_SYSCALL_64_after_hwframe+0x61/0xc6
 3600 15:54:57.529857  faf1b815eff10 R15: ffffa0458300a000
 3601 15:54:57.536418  # [   49.734767] FS:  00007[   52.134898] RIP: 0033:0x7f4b706228f3
 3602 15:54:57.563009  f42a82ab580(0000) GS:ffffa045fac00000(0000) knlGS:00000000000000[   52.145104] Code: 8b 15 a1 25 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
 3603 15:54:57.566366  
 3604 15:54:57.566476  00
 3605 15:54:57.579410  # [   49.743804] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080[   52.172299] RSP: 002b:00007ffce440e408 EFLAGS: 00000246 ORIG_RAX: 0000000000000001
 3606 15:54:57.579516  050033
 3607 15:54:57.592546  # [   49.750219] CR2: 0000000000000000 CR3: 0000000104f6[   52.186971] RAX: ffffffffffffffda RBX: 000000000000000b RCX: 00007f4b706228f3
 3608 15:54:57.602430  [   52.201157] RDX: 000000000000000b RSI: 00007f4b70515000 RDI: 0000000000000001
 3609 15:54:57.602550  4005 CR4: 00000000003706f0
 3610 15:54:57.605696  
 3611 15:54:57.605786  # [   49.758187] Call Trace:
 3612 15:54:57.615648  # [   [   52.209131] RBP: 00007f4b70515000 R08: 00007f4b70514010 R09: 0000000000000000
 3613 15:54:57.622444  [   52.223312] R10: fffffffffffffbc5 R11: 0000000000000246 R12: 0000000000000001
 3614 15:54:57.628791  49.760916]  direct_entry.cold+0x2c/0x38
 3615 15:54:57.639008  # [   49.765299]  full_[   52.231288] R13: 0000000000000001 R14: 0000000000020000 R15: 0000000000020000
 3616 15:54:57.639122  proxy_write+0x53/0x80
 3617 15:54:57.645200  # [   49.769585]  vfs_write+0xe7/0x3a0
 3618 15:54:57.648522  #[   52.245492] irq event stamp: 0
 3619 15:54:57.651917   [   49.773287]  ksys_write+0x68/0xf0
 3620 15:54:57.662085  # [   49.776998]  do_sysc[   52.255093] hardirqs last  enabled at (0): [<0000000000000000>] 0x0
 3621 15:54:57.662190  all_64+0x30/0x40
 3622 15:54:57.675019  # [   49.781013]  entry_SYSCALL_64_after_hwfra[   52.268310] hardirqs last disabled at (0): [<ffffffffa4d00ca0>] copy_process+0x640/0x1c80
 3623 15:54:57.685048  [   52.283661] softirqs last  enabled at (0): [<ffffffffa4d00ca0>] copy_process+0x640/0x1c80
 3624 15:54:57.685161  me+0x61/0xc6
 3625 15:54:57.691861  # [   49.786653] RIP: 0033:0x7f42a81c18f3
 3626 15:54:57.698312  # [   4[   52.292800] softirqs last disabled at (0): [<0000000000000000>] 0x0
 3627 15:54:57.704860  [   52.306018] ---[ end trace 633e44de706942e2 ]---
 3628 15:54:57.714801  9.790640] Code: 8b 15 a1 25 0e 00 f7 d8 64 89 02 48 c7 c0 ff ff [   52.311176] lkdtm: ok: SMEP did not get cleared
 3629 15:54:57.721291  [   52.322444] lkdtm: trying to clear SMEP with call gadget
 3630 15:54:57.731284  ff ff eb b7 0f 1f 00 64 8b 04 25 18 00 00 00 85 c0 75 14 b8 01 0[   52.328380] lkdtm: ok: SMEP removal was reverted
 3631 15:54:57.741100  0 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
 3632 15:54:57.747781  # [   49.811621] RSP: 002b:00007ffdb4604748 EFLAGS: 00000246 ORIG_RAX: 0000000000000001
 3633 15:54:57.757965  # [   49.820074] RAX: ffffffffffffffda RBX: 000000000000000a RCX: 00007f42a81c18f3
 3634 15:54:57.764163  # [   49.828042] RDX: 000000000000000a RSI: 00007f42a80b4000 RDI: 0000000000000001
 3635 15:54:57.774249  # [   49.836018] RBP: 00007f42a80b4000 R08: 00007f42a80b3010 R09: 0000000000000000
 3636 15:54:57.780676  # [   49.844002] R10: fffffffffffffbc5 R11: 0000000000000246 R12: 0000000000000001
 3637 15:54:57.790692  # [   49.851975] R13: 0000000000000001 R14: 0000000000020000 R15: 0000000000020000
 3638 15:54:57.820300  # [   49.859967] Modules linked in: fuse ip_tables cros_ec_sensors cros_ec_sensors_core industrialio_triggered_buffer kfifo_buf industrialio cros_ec_sysfs cros_ec_lightbar cros_ec_debugfs cros_ec_chardev cros_ec_sensorhub x86_pkg_temp_therm[   52.415794] lkdtm: Performing direct entry DOUBLE_FAULT
 3639 15:54:57.823544  al cros_ec_dev cros_usbpd_notify
 3640 15:54:57.829952  # [   49.886431] CR2: 00000000[   52.426417] lkdtm: XFAIL: this test is ia32-only
 3641 15:54:57.830054  00000000
 3642 15:54:57.836871  # [   49.890120] ---[ end trace 633e44de706942df ]---
 3643 15:54:57.840084  # [   49.895274] RIP: 0010:lkdtm_BUG+0x5/0x10
 3644 15:54:57.862957  # [   49.899651] Code: 89 ff e8 5e a6 a3 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 00 86 92 02
 3645 15:54:57.869766  # [   49.920623] RSP: 0018:ffffaf1b8146fe60 EFLAGS: 00010282
 3646 15:54:57.876017  # [   49.926455] RAX: ffffffffa54e0010 RBX: 0000000000000001 RCX: 0000000000000000
 3647 15:54:57.882827  # [   49.934421] RDX: 0000000000000000 RSI: ffffa045fac1bf70 RDI: ffffffffa61cdcb0
 3648 15:54:57.892790  # [   49.942389] RBP: ffffffffa660b620 R08: 0000000000000001 R09: 0000000000000001
 3649 15:54:57.899322  # [   49.950356] R10: 00000000ffffe000 R11: 3fffffffffffffff R12: 0000000000000004
 3650 15:54:57.909253  # [   49.958326] R13: ffffaf1b8146ff10 R[   52.510281] lkdtm: Performing direct entry CORRUPT_PAC
 3651 15:54:57.915734  [   52.518065] lkdtm: XFAIL: this test is arm64-only
 3652 15:54:57.918894  14: ffffaf1b8146ff10 R15: ffffa045830ca000
 3653 15:54:57.928823  # [   49.966295] FS:  00007f42a82ab580(0000) GS:ffffa045fac00000(0000) knlGS:0000000000000000
 3654 15:54:57.935491  # [   49.975333] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
 3655 15:54:57.945115  # [   49.981746] CR2: 0000000000000000 CR3: 0000000104f64005 CR4: 00000000003706f0
 3656 15:54:57.954943  # [   49.989716] BUG: sleeping function called from invalid context at include/linux/percpu-rwsem.h:49
 3657 15:54:57.961571  # [   49.999620] in_atomic(): 0, irqs_disabled(): 1, non_block: 0, pid: 837, name: cat
 3658 15:54:57.968292  # [   50.007980] INFO: lockdep is turned off.
 3659 15:54:57.971683  # [   50.012349] irq event stamp: 0
 3660 15:54:57.978446  # [   50.015754] hardirqs last  enabled at (0): [<0000000000000000>] 0x0
 3661 15:54:57.988024  # [   50.022755] hardirqs last disabled at (0): [<ffffffffa4d00ca0>] copy_process+0x640/0x1c80
 3662 15:54:57.998063  # [   50.031892] softirqs last  enabled at (0): [<ffffffffa4d00ca0>] copy_process+0x640/0x1c80
 3663 15:54:58.004691  # [   50.041019] softirqs last disabled at (0): [<0000000000000000>] 0x0
 3664 15:54:58.014427  # [   50.048018] CPU: 0 PID: 837 Comm: cat Tainted: G[   52.611625] lkdtm: Performing direct entry UNALIGNED_LOAD_STORE_WRITE
 3665 15:54:58.021070        D W         5.10.158-cip21 #1
 3666 15:54:58.030958  # [   50.056570] Hardware n[   52.623781] lkdtm: XFAIL: arch has CONFIG_HAVE_EFFICIENT_UNALIGNED_ACCESS
 3667 15:54:58.034297  ame: Google Rammus/Rammus, BIOS  09/04/2020
 3668 15:54:58.037644  # [   50.063375] Call Trace:
 3669 15:54:58.040701  # [   50.066103]  dump_stack+0x77/0x9b
 3670 15:54:58.044302  # [   50.069808]  ___might_sleep.cold+0xa6/0xb6
 3671 15:54:58.050695  # [   50.074387]  exit_signals+0x1c/0x2e0
 3672 15:54:58.053927  # [   50.078375]  do_exit+0xd5/0xb00
 3673 15:54:58.057315  # [   50.081880]  ? ksys_write+0x68/0xf0
 3674 15:54:58.064171  # [   50.085773]  rewind_stack_do_exit+0x17/0x20
 3675 15:54:58.067345  # [   50.090446] RIP: 0033:0x7f42a81c18f3
 3676 15:54:58.087169  # [   50.094436] Code: 8b 15 a1 25 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
 3677 15:54:58.097159  # [   50.115422] RSP: 002b:00007ffdb4604748 EFLAGS: 00000246 ORIG_RAX: 0000000000000001
 3678 15:54:58.103777  # [   50.123878] RAX: ffffffffffffffda RBX: 000000000000000a RCX: 00007f42a81c18f3
 3679 15:54:58.113793  # [   50.131848] RDX: 000000000000000a RSI: 00007f42a80b4000 RDI: 0000000000000001
 3680 15:54:58.120220  # [   50.139816] RBP: 00007f42a80b4000 R08: 00007f42a80b3010 R09: 0000000000000000
 3681 15:54:58.130049  # [   50.147787] R10: fffffffffffffbc5 R11: 0000000000000246 R12: 0000000000000001
 3682 15:54:58.136465  # [   50.155756] R13: 0000000000000001 R14: 0000000000020000 R15: 0000000000020000
 3683 15:54:58.139799  # EXCEPTION: saw 'call trace:': ok
 3684 15:54:58.143274  ok 5 selftests: lkdtm: EXCEPTION.sh
 3685 15:54:58.146623  # selftests: lkdtm: LOOP.sh
 3686 15:54:58.150092  # Skipping LOOP: Hangs the system
 3687 15:54:58.153296  ok 6 selftests: lkdtm: LOOP.sh # SKIP
 3688 15:54:58.156541  # selftests: lkdtm: EXHAUST_STACK.sh
 3689 15:54:58.159899  
 3690 15:54:58.166165  # Skipping EXHAUST_STAC[   52.765304] lkdtm: Performing direct entry READ_AFTER_FREE
 3691 15:54:58.169801  K: Corrupts memory on failure
 3692 15:54:58.179508  ok 7 selftests: lkdtm: EXHAUST_ST[   52.774241] lkdtm: Value in memory before free: 12345678
 3693 15:54:58.179636  ACK.sh # SKIP
 3694 15:54:58.182713  # selftests: lkdtm: CORRUPT_STACK.sh
 3695 15:54:58.189504  # Skipping [   52.786424] lkdtm: Attempting bad read from freed memory
 3696 15:54:58.196031  CORRUPT_STACK: Crashes entire system on success
 3697 15:54:58.202775  ok 8 selftests:[   52.798588] lkdtm: Memory was not poisoned
 3698 15:54:58.205945   lkdtm: CORRUPT_STACK.sh # SKIP
 3699 15:54:58.209295  # selftests: lkdtm: CORRUPT_STACK_STRONG.sh
 3700 15:54:58.215788  # Skipping CORRUPT_STACK_STRONG: Crashes entire system on success
 3701 15:54:58.222387  ok 9 selftests: lkdtm: CORRUPT_STACK_STRONG.sh # SKIP
 3702 15:54:58.225860  # selftests: lkdtm: CORRUPT_LIST_ADD.sh
 3703 15:54:58.232527  # [   50.364909] lkdtm: Performing direct entry CORRUPT_LIST_ADD
 3704 15:54:58.235894  # [   50.375060] lkdtm: attempting good list addition
 3705 15:54:58.242248  # [   50.380247] lkdtm: attempting corrupted list addition
 3706 15:54:58.248889  # [   50.392097] lkdtm: list_add() corruption not detected!
 3707 15:54:58.255525  # CORRUPT_LIST_ADD: missing 'list_add corruption': [FAIL]
 3708 15:54:58.258885  not ok 10 selftests: lkdtm: CORRUPT_LIST_ADD.sh # exit=1
 3709 15:54:58.265250  # selftests: lkdtm: CORRUPT_LIST_DEL.sh
 3710 15:54:58.268562  # [   50.466033] lkdtm: Performing direct entry CORRUPT_LIST_DEL
 3711 15:54:58.275536  # [   50.472478] lkdtm: attempting good list removal
 3712 15:54:58.282092  # [   50.483761] lkdtm: attempting corrupted list removal
 3713 15:54:58.288487  # [   50.495514] lkdtm: list_del() corruption not detected!
 3714 15:54:58.291829  # CORRUPT_LIST_DEL: missing 'list_del corruption': [FAIL]
 3715 15:54:58.298196  not ok 11 selftests: lkdtm: CORRUPT_LIST_DEL.sh # exit=1
 3716 15:54:58.308106  # selftests: lkdtm: STACK_[   52.908476] lkdtm: Performing direct entry READ_BUDDY_AFTER_FREE
 3717 15:54:58.311413  GUARD_PAGE_LEADING.sh
 3718 15:54:58.311513  # Segmentation fault
 3719 15:54:58.321422  # [   50.629771] lk[   52.915506] lkdtm: Value in memory before free: 12345678
 3720 15:54:58.324604  dtm: Performing direct entry STACK_GUARD_PAGE_LEADING
 3721 15:54:58.331374  # [   50.[   52.927681] lkdtm: Attempting to read from freed memory
 3722 15:54:58.344770  638741] lkdtm: attempting bad read from page below current stack[   52.939747] lkdtm: Buddy page was not poisoned
 3723 15:54:58.344900  
 3724 15:54:58.354319  # [   50.645844] BUG: stack guard page was hit at 00000000aeeafbe2 (stack is 0000000052b620e2..00000000dc596303)
 3725 15:54:58.360935  # [   50.656759] kernel stack overflow (page fault): 0000 [#3] SMP PTI
 3726 15:54:58.370746  # [   50.663564] CPU: 2 PID: 1062 Comm: cat Tainted: G      D W         5.10.158-cip21 #1
 3727 15:54:58.377490  # [   50.678425] Hardware name: Google Rammus/Rammus, BIOS  09/04/2020
 3728 15:54:58.384195  # [   50.685228] RIP: 0010:lkdtm_STACK_GUARD_PAGE_LEADING+0x27/0x3a
 3729 15:54:58.403875  # [   50.691741] Code: cc cc cc 0f 1f 44 00 00 53 48 c7 c7 50 09 5b a6 50 65 48 8b 04 25 40 b0 01 00 48 8b 58 18 e8 32 a0 fd ff 48 c7 c7 90 09 5b a6 <8a> 43 ff 88 44 24 07 0f b6 74 24 07 5a 5b e9 18 a0 fd ff 0f 1f 44
 3730 15:54:58.410431  # [   50.712713] RSP: 0018:ffffaf1b8190fe50 EFLAGS: 00010246
 3731 15:54:58.420194  # [   50.718545] RAX: 0000000000000038 RBX: ffffaf1b8190c000 RCX: 0000000000000000
 3732 15:54:58.430052  # [   50.726513] RDX: 0000000000000000 RSI: ffff[   53.031605] lkdtm: Performing direct entry SLAB_FREE_DOUBLE
 3733 15:54:58.433673  a045fad1bf70 RDI: ffffffffa65b0990
 3734 15:54:58.440032  # [   50.734483] RBP: ffffff[   53.037973] lkdtm: Attempting double slab free ...
 3735 15:54:58.443464  
 3736 15:54:58.446890  ffa65b00ba R08: 0000000000000000 R09: 0000000000000000
 3737 15:54:58.456464  # [   50.742450] R10: 00000000ffffe000 R11: 3fffffffffffffff R12: 0000000000000019
 3738 15:54:58.463106  # [   50.750419] R13: ffffaf1b8190ff10 R14: ffffaf1b8190ff10 R15: ffffa04584e80000
 3739 15:54:58.473188  # [   50.758389] FS:  00007fa087831580(0000) GS:ffffa045fad00000(0000) knlGS:0000000000000000
 3740 15:54:58.479888  # [   50.767426] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
 3741 15:54:58.486400  # [   50.773842] CR2: ffffaf1b8190bfff CR3: 000000010571e003 CR4: 00000000003706e0
 3742 15:54:58.489742  # [   50.781810] Call Trace:
 3743 15:54:58.496147  # [   50.784538]  ? lkdtm_CORRUPT_LIST_DEL+0xe0/0xe0
 3744 15:54:58.499707  # [   50.789595]  direct_entry.cold+0x2c/0x38
 3745 15:54:58.506036  # [   50.793973]  full_proxy_write+0x53/0x80
 3746 15:54:58.509404  # [   50.798254]  vfs_write+0xe7/0x3a0
 3747 15:54:58.512716  # [   50.801965]  ksys_write+0x68/0xf0
 3748 15:54:58.516026  # [   50.805663]  do_syscall_64+0x30/0x40
 3749 15:54:58.522508  # [   50.809653]  entry_SYSCALL_64_after_hwframe+0x61/0xc6
 3750 15:54:58.529093  #[   53.124698] lkdtm: Performing direct entry SLAB_FREE_CROSS
 3751 15:54:58.535804  [   53.136419] lkdtm: Attempting cross-cache slab free ...
 3752 15:54:58.538797   [   50.815291] RIP: 0033:0x7fa0877478f3
 3753 15:54:58.558788  # [   50.819280] Code: 8b 15 a1 25 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
 3754 15:54:58.568709  # [   50.840254] RSP: 002b:00007ffedf9a0e48 EFLAGS: 00000246 ORIG_RAX: 0000000000000001
 3755 15:54:58.575233  # [   50.848709] RAX: ffffffffffffffda RBX: 0000000000000019 RCX: 00007fa0877478f3
 3756 15:54:58.584959  # [   50.856676] RDX: 0000000000000019 RSI: 00007fa08763a000 RDI: 0000000000000001
 3757 15:54:58.591544  # [   50.864643] RBP: 00007fa08763a000 R08: 00007fa087639010 R09: 0000000000000000
 3758 15:54:58.601692  # [   50.872611] R10: fffffffffffffbc5 R11: 0000000000000246 R12: 0000000000000001
 3759 15:54:58.607969  # [   50.880576] R13: 0000000000000001 R14: 0000000000020000 R15: 0000000000020000
 3760 15:54:58.621427  # [   50.888549] Modules linked in: fuse ip_tables cros_ec_sens[   53.221868] lkdtm: Performing direct entry SLAB_FREE_PAGE
 3761 15:54:58.627969  [   53.229136] lkdtm: Attempting non-Slab slab free ...
 3762 15:54:58.647702  ors cros_ec_sensors_core industrialio_triggered_buffer kfifo_buf industrialio cros_ec_sysfs cros_ec_lightbar cros_ec_debugfs cros_ec_chardev cros_ec_sensorhub x86_pkg_temp_thermal cros_ec_dev cros_usbpd_notify
 3763 15:54:58.654103  # [   50.915006] ---[ end trace 633e44de706942e0 ]---
 3764 15:54:58.657429  # [   50.926372] RIP: 0010:lkdtm_BUG+0x5/0x10
 3765 15:54:58.677402  # [   50.930749] Code: 89 ff e8 5e a6 a3 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 00 86 92 02
 3766 15:54:58.683789  # [   50.951720] RSP: 0018:ffffaf1b8146fe60 EFLAGS: 00010282
 3767 15:54:58.693901  # [   50.957544] RAX: ffffffffa54e0010 RBX: 0000000000000001 RCX: 0000000000000000
 3768 15:54:58.700304  # [   50.965511] RDX: 0000000000000000 RSI: ffffa045fac1bf70 RDI: ffffffffa61cdcb0
 3769 15:54:58.710362  # [   50.973479] RBP: ffffffffa660b620 R08: 0000000000000001 R09: 0000000000000001
 3770 15:54:58.716746  # [   50.981447] R10: 00000000ffffe000 R11: 3fffffffffffffff R12: 0000000000000004
 3771 15:54:58.726852  # [   50.989413] R13: ffffaf1b8146ff10 R14: ffffaf1b8146ff10 R15: ffffa045830ca000
 3772 15:54:58.733309  # [   50.997383] FS:  00007fa087831580(0000) GS:ffffa045fad00000(0000) knlGS:0000000000000000
 3773 15:54:58.739767  # [   51.006417] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
 3774 15:54:58.749868  # [   51.012831] CR2: ffffaf1b8190bfff CR3: 000000010571e003 CR4: 00000000003706e0
 3775 15:54:58.759868  # [   51.020799] BUG: sleeping function called from invalid context at include/linux/percpu-rwsem.h:49
 3776 15:54:58.769484  # [   51.030709] in_atomic(): 0, irqs_disabled(): 1, non_block: 0, pid: 1062, name: cat
 3777 15:54:58.772788  # [   51.039163] INFO: lockdep is turned off.
 3778 15:54:58.776173  # [   51.043536] irq event stamp: 0
 3779 15:54:58.782702  # [   51.046959] hardirqs last  enabled at (0): [<0000000000000000>] 0x0
 3780 15:54:58.792832  # [   51.053964] hardirqs last disabled at (0): [<ffffffffa4d00ca0>] copy_process+0x640/0x1c80
 3781 15:54:58.802600  # [   51.063096] softirqs last  enabled at (0): [<ffffffffa4d00ca0>] copy_process+0x640/0x1c80
 3782 15:54:58.809203  # [   51.072230] softirqs last disabled at (0): [<0000000000000000>] 0x0
 3783 15:54:58.819142  # [   51.079227] CPU: 2 PID: 1062 Comm: cat Tainted: G      D W         5.10.158-cip21 #1
 3784 15:54:58.825781  # [   51.087869] Hardware name: Google Rammus/Rammus, BIOS  09/04/2020
 3785 15:54:58.832372  # [   51[   53.430904] lkdtm: Performing direct entry EXEC_DATA
 3786 15:54:58.832521  .094671] Call Trace:
 3787 15:54:58.838841  # [   51.097397]  dump_stack+0x77/0x9b
 3788 15:54:58.845532  # [   53.439178] lkdtm: attempting ok execution at ffffffffa54e03e0
 3789 15:54:58.848842  [   51.101095]  ___might_sleep.cold+0xa6/0xb6
 3790 15:54:58.855616  # [   51.105667] [   53.451940] lkdtm: attempting bad execution at ffffffffa7e08660
 3791 15:54:58.858923   exit_signals+0x1c/0x2e0
 3792 15:54:58.862027  # [   51.109653]  do_exit+0xd5/0xb00
 3793 15:54:58.871989  [   53.464762] kernel tried to execute NX-protected page - exploit attempt? (uid: 0)
 3794 15:54:58.878686  [   53.479293] BUG: unable to handle page fault for address: ffffffffa7e08660
 3795 15:54:58.885141  [   53.486971] #PF: supervisor instruction fetch in kernel mode
 3796 15:54:58.891724  [   53.493278] #PF: error_code(0x0011) - permissions violation
 3797 15:54:58.898154  [   53.499499] PGD 71229067 P4D 71229067 PUD 7122a063 PMD 80000000728000e3 
 3798 15:54:58.904473  [   53.506989] Oops: 0011 [#5] SMP PTI
 3799 15:54:58.911121  [   53.510899] CPU: 0 PID: 1638 Comm: cat Tainted: G      D W         5.10.158-cip21 #1
 3800 15:54:58.917955  [   53.519544] Hardware name: Google Rammus/Rammus, BIOS  09/04/2020
 3801 15:54:58.924395  [   53.526348] RIP: 0010:data_area+0x0/0x40
 3802 15:54:58.944300  [   53.530729] Code: ff ff 00 0a 25 80 45 a0 ff ff 00 09 25 80 45 a0 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
 3803 15:54:58.950862  [   53.551708] RSP: 0018:ffffaf1b8214fe48 EFLAGS: 00010246
 3804 15:54:58.957521  [   53.557541] RAX: 0000000000000033 RBX: 0000000000000001 RCX: 0000000000000000
 3805 15:54:58.967176  [   53.565501] RDX: 0000000000000000 RSI: ffffa045fac1bf70 RDI: ffffa045fac1bf70
 3806 15:54:58.973823  [   53.573466] RBP: ffffffffa7e08660 R08: 0000000000000000 R09: 0000000000000000
 3807 15:54:58.980410  [   53.581433] R10: 00000000ffffe000 R11: 3fffffffffffffff R12: 000000000000000a
 3808 15:54:58.990450  [   53.589401] R13: ffffaf1b8214ff10 R14: ffffaf1b8214ff10 R15: ffffa04586410000
 3809 15:54:59.000074  [   53.597368] FS:  00007f8adb668580(0000) GS:ffffa045fac00000(0000) knlGS:0000000000000000
 3810 15:54:59.003471  [   53.606402] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
 3811 15:54:59.013285  [   53.612816] CR2: ffffffffa7e08660 CR3: 0000000104024005 CR4: 00000000003706f0
 3812 15:54:59.016771  [   53.620782] Call Trace:
 3813 15:54:59.020021  [   53.623512]  ? execute_location+0x45/0x56
 3814 15:54:59.023268  [   53.627982]  ? direct_entry.cold+0x2c/0x38
 3815 15:54:59.029826  [   53.632543]  ? full_proxy_write+0x53/0x80
 3816 15:54:59.033418  [   53.637016]  ? vfs_write+0xe7/0x3a0
 3817 15:54:59.036728  [   53.640899]  ? ksys_write+0x68/0xf0
 3818 15:54:59.039668  [   53.644791]  ? do_syscall_64+0x30/0x40
 3819 15:54:59.046419  [   53.648974]  ? entry_SYSCALL_64_after_hwframe+0x61/0xc6
 3820 15:54:59.072920  [   53.654811] Modules linked in: fuse ip_tables cros_ec_sensors cros_ec_sensors_core industrialio_triggered_buffer kfifo_buf industrialio cros_ec_sysfs cros_ec_lightbar cros_ec_debugfs cros_ec_chardev cros_ec_sensorhub x86_pkg_temp_thermal cros_ec_dev cros_usbpd_notify
 3821 15:54:59.076210  [   53.681246] CR2: ffffffffa7e08660
 3822 15:54:59.082652  [   53.684964] ---[ end trace 633e44de706942e3 ]---
 3823 15:54:59.085939  [   53.690118] RIP: 0010:lkdtm_BUG+0x5/0x10
 3824 15:54:59.109143  [   53.694493] Code: 89 ff e8 5e a6 a3 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 00 86 92 02
 3825 15:54:59.112453  [   53.715471] RSP: 0018:ffffaf1b8146fe60 EFLAGS: 00010282
 3826 15:54:59.122101  [   53.721305] RAX: ffffffffa54e0010 RBX: 0000000000000001 RCX: 0000000000000000
 3827 15:54:59.128670  [   53.729272] RDX: 0000000000000000 RSI: ffffa045fac1bf70 RDI: ffffffffa61cdcb0
 3828 15:54:59.138762  [   53.737240] RBP: ffffffffa660b620 R08: 0000000000000001 R09: 0000000000000001
 3829 15:54:59.145554  [   53.745207] R10: 00000000ffffe000 R11: 3fffffffffffffff R12: 0000000000000004
 3830 15:54:59.152015  [   53.753174] R13: ffffaf1b8146ff10 R14: ffffaf1b8146ff10 R15: ffffa045830ca000
 3831 15:54:59.161941  [   53.761144] FS:  00007f8adb668580(0000) GS:ffffa045fac00000(0000) knlGS:0000000000000000
 3832 15:54:59.168537  [   53.770180] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
 3833 15:54:59.178365  [   53.776595] CR2: ffffffffa7e08660 CR3: 0000000104024005 CR4: 00000000003706f0
 3834 15:54:59.188256  [   53.784564] BUG: sleeping function called from invalid context at include/linux/percpu-rwsem.h:49
 3835 15:54:59.194961  [   53.794474] in_atomic(): 0, irqs_disabled(): 1, non_block: 0, pid: 1638, name: cat
 3836 15:54:59.198224  [   53.802929] INFO: lockdep is turned off.
 3837 15:54:59.201199  [   53.807302] irq event stamp: 0
 3838 15:54:59.204435  
 3839 15:54:59.211136  [   53.810708] hardirqs last  enabled at (0): [<0000000000000000>] 0x0
 3840 15:54:59.217908  [   53.817704] hardirqs last disabled at (0): [<ffffffffa4d00ca0>] copy_process+0x640/0x1c80
 3841 15:54:59.227802  [   53.826838] softirqs last  enabled at (0): [<ffffffffa4d00ca0>] copy_process+0x640/0x1c80
 3842 15:54:59.234371  [   53.835971] softirqs last disabled at (0): [<0000000000000000>] 0x0
 3843 15:54:59.244128  [   53.842960] CPU: 0 PID: 1638 Comm: cat Tainted: G      D W         5.10.158-cip21 #1
 3844 15:54:59.250805  [   53.851606] Hardware name: Google Rammus/Rammus, BIOS  09/04/2020
 3845 15:54:59.254161  [   53.858408] Call Trace:
 3846 15:54:59.257508  [   53.861136]  dump_stack+0x77/0x9b
 3847 15:54:59.260838  [   53.864839]  ___might_sleep.cold+0xa6/0xb6
 3848 15:54:59.263967  [   53.869417]  exit_signals+0x1c/0x2e0
 3849 15:54:59.267254  
 3850 15:54:59.270567  [   53.873404]  do_exit+0xd5/0xb00
 3851 15:54:59.273892  [   53.876907]  ? ksys_write+0x68/0xf0
 3852 15:54:59.277226  [   53.880792]  rewind_stack_do_exit+0x17/0x20
 3853 15:54:59.280447  [   53.885465] RIP: 0033:0x7f8adb57e8f3
 3854 15:54:59.303641  [   53.889453] Code: 8b 15 a1 25 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
 3855 15:54:59.310284  [   53.910436] RSP: 002b:00007ffce4aa3828 EFLAGS: 00000246 ORIG_RAX: 0000000000000001
 3856 15:54:59.319910  [   53.918890] RAX: ffffffffffffffda RBX: 000000000000000a RCX: 00007f8adb57e8f3
 3857 15:54:59.326796  [   53.926857] RDX: 000000000000000a RSI: 00007f8adb471000 RDI: 0000000000000001
 3858 15:54:59.336581  [   53.934826] RBP: 00007f8adb471000 R08: 00007f8adb470010 R09: 0000000000000000
 3859 15:54:59.343255  [   53.942794] R10: fffffffffffffbc5 R11: 0000000000000246 R12: 0000000000000001
 3860 15:54:59.349699  [   53.950762] R13: 0000000000000001 R14: 0000000000020000 R15: 0000000000020000
 3861 15:54:59.356474  # [   51.113155]  ? ksys_write+0x68/0xf0
 3862 15:54:59.359891  # [   51.117048]  rewind_stack_do_exit+0x17/0x20
 3863 15:54:59.363158  # [   51.121715] RIP: 0033:0x7fa0877478f3
 3864 15:54:59.386258  # [   51.125701] Code: 8b 15 a1 25 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
 3865 15:54:59.392741  # [   51.146681] RSP: 002b:00007ffedf9a0e48 EFLAGS: 00000246 ORIG_RAX: 0000000000000001
 3866 15:54:59.402822  # [   51.155136] RAX: ffffffffffffffda RBX: 0000000000000019 RCX: 00007fa0877478f3
 3867 15:54:59.409355  # [   51.163105] RDX: 0000000000000019 RSI: 00007fa08763a000 RDI: 0000000000000001
 3868 15:54:59.419412  # [   51.171072] RBP: 00007fa08763a000 R08: 00007fa087639010 R09: 0000000000000000
 3869 15:54:59.425722  # [   51.179039] R10: fffffffffffffbc5 R11: 0000000000000246 R12: 0000000000000001
 3870 15:54:59.435744  # [   51.187017] R13: 0000000000000001 R14: 0000000000020000 R15: 0000000000020000
 3871 15:54:59.438809  # STACK_GUARD_PAGE_LEADING: saw 'call trace:': ok
 3872 15:54:59.445457  ok 12 selftests: lkdtm: STACK_GUARD_PAGE_LEADING.sh
 3873 15:54:59.448680  # selftests: lkdtm: STACK_GUARD_PAGE_TRAILING.sh
 3874 15:54:59.452170  # Segmentation fault
 3875 15:54:59.462060  # [   51.277749] lkdtm: Performing direct entry ST[   54.062732] lkdtm: Performing direct entry EXEC_STACK
 3876 15:54:59.468551  [   54.070052] lkdtm: attempting ok execution at ffffffffa54e03e0
 3877 15:54:59.474821  [   54.076601] lkdtm: attempting bad execution at ffffaf1b82207e18
 3878 15:54:59.484784  [   54.083267] kernel tried to execute NX-protected page - exploit attempt? (uid: 0)
 3879 15:54:59.484934  ACK_GUARD_PAGE_TRAILING
 3880 15:54:59.497978  # [   51.289151] lkdtm: attempting bad [   54.091631] BUG: unable to handle page fault for address: ffffaf1b82207e18
 3881 15:54:59.504703  [   54.105521] #PF: supervisor instruction fetch in kernel mode
 3882 15:54:59.511257  [   54.111840] #PF: error_code(0x0011) - permissions violation
 3883 15:54:59.514769  read from page above current stack
 3884 15:54:59.524676  # [   51.296284] BUG: stack [   54.118062] PGD 100000067 P4D 100000067 PUD 10020b067 PMD 1064c7067 PTE 8000000103421063
 3885 15:54:59.527604  [   54.133319] Oops: 0011 [#6] SMP PTI
 3886 15:54:59.531241  
 3887 15:54:59.537861  [   54.137213] CPU: 3 PID: 1674 Comm: cat Tainted: G      D W         5.10.158-cip21 #1
 3888 15:54:59.544333  [   54.145862] Hardware name: Google Rammus/Rammus, BIOS  09/04/2020
 3889 15:54:59.547648  [   54.152670] RIP: 0010:0xffffaf1b82207e18
 3890 15:54:59.550801  
 3891 15:54:59.570973  [   54.157049] Code: 00 00 18 7e 20 82 1b af ff ff f1 d5 b3 a5 ff ff ff ff 20 00 00 00 00 00 00 00 16 02 5b a6 ff ff ff ff 20 d7 b3 a5 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
 3892 15:54:59.577708  [   54.178031] RSP: 0018:ffffaf1b82207df8 EFLAGS: 00010246
 3893 15:54:59.583906  [   54.183862] RAX: 0000000000000033 RBX: 0000000000000001 RCX: 0000000000000000
 3894 15:54:59.590635  [   54.191830] RDX: 0000000000000000 RSI: ffffa045fad9bf70 RDI: ffffa045fad9bf70
 3895 15:54:59.600278  [   54.199798] RBP: ffffaf1b82207e18 R08: 0000000000000000 R09: 0000000000000000
 3896 15:54:59.607015  [   54.207764] R10: 00000000ffffe000 R11: 3fffffffffffffff R12: 000000000000000b
 3897 15:54:59.617063  [   54.215732] R13: ffffaf1b82207f10 R14: ffffaf1b82207f10 R15: ffffa04583367000
 3898 15:54:59.623483  [   54.223701] FS:  00007fd18a010580(0000) GS:ffffa045fad80000(0000) knlGS:0000000000000000
 3899 15:54:59.630126  [   54.232735] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
 3900 15:54:59.639866  [   54.239148] CR2: ffffaf1b82207e18 CR3: 00000001026fa001 CR4: 00000000003706e0
 3901 15:54:59.643466  [   54.247114] Call Trace:
 3902 15:54:59.653192  gu[ard page was hit at 00000000294310c3 (stack is 00000000c2c72c3   54.249844]  ? execute_location+0x45/0x56
 3903 15:54:59.656463  [   54.260533]  ? lkdtm_EXEC_STACK+0x26/0x44
 3904 15:54:59.663346  [   54.265020]  ? direct_entry.cold+0x2c/0x38
 3905 15:54:59.666607  [   54.269591]  ? full_proxy_write+0x53/0x80
 3906 15:54:59.669961  [   54.274058]  ? vfs_write+0xe7/0x3a0
 3907 15:54:59.673074  [   54.277948]  ? ksys_write+0x68/0xf0
 3908 15:54:59.679778  [   54.281832]  ? do_syscall_64+0x30/0x40
 3909 15:54:59.683219  [   54.286019]  ? entry_SYSCALL_64_after_hwframe+0x61/0xc6
 3910 15:54:59.709368  [   54.291855] Modules linked in: fuse ip_tables cros_ec_sensors cros_ec_sensors_core industrialio_triggered_buffer kfifo_buf industrialio cros_ec_sysfs cros_ec_lightbar cros_ec_debugfs cros_ec_chardev cros_ec_sensorhub x86_pkg_temp_thermal cros_ec_dev cros_usbpd_notify
 3911 15:54:59.712643  [   54.318315] CR2: ffffaf1b82207e18
 3912 15:54:59.719290  [   54.322020] ---[ end trace 633e44de706942e4 ]---
 3913 15:54:59.722617  [   54.327164] RIP: 0010:lkdtm_BUG+0x5/0x10
 3914 15:54:59.745913  [   54.331539] Code: 89 ff e8 5e a6 a3 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 00 86 92 02
 3915 15:54:59.749159  [   54.352518] RSP: 0018:ffffaf1b8146fe60 EFLAGS: 00010282
 3916 15:54:59.758806  [   54.358350] RAX: ffffffffa54e0010 RBX: 0000000000000001 RCX: 0000000000000000
 3917 15:54:59.765838  [   54.366318] RDX: 0000000000000000 RSI: ffffa045fac1bf70 RDI: ffffffffa61cdcb0
 3918 15:54:59.775732  [   54.374286] RBP: ffffffffa660b620 R08: 0000000000000001 R09: 0000000000000001
 3919 15:54:59.782055  [   54.382253] R10: 00000000ffffe000 R11: 3fffffffffffffff R12: 0000000000000004
 3920 15:54:59.792255  [   54.390221] R13: ffffaf1b8146ff10 R14: ffffaf1b8146ff10 R15: ffffa045830ca000
 3921 15:54:59.798836  [   54.398187] FS:  00007fd18a010580(0000) GS:ffffa045fad80000(0000) knlGS:0000000000000000
 3922 15:54:59.805332  [   54.407222] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
 3923 15:54:59.815008  [   54.413635] CR2: ffffaf1b82207e18 CR3: 00000001026fa001 CR4: 00000000003706e0
 3924 15:54:59.815204  5..00000000ac949ba0)
 3925 15:54:59.821798  # [   51.307192] kernel stack overflow (page fault): 0000 [#4] SMP PTI
 3926 15:54:59.831381  # [   51.320208] CPU: 2 PID: 1095 Comm: cat Tainted: G      D W         5.10.158-cip21 #1
 3927 15:54:59.838102  # [   51.328858] Hardware name: Google Rammus/Rammus, BIOS  09/04/2020
 3928 15:54:59.844740  # [   51.341879] RIP: 0010:lkdtm_STACK_GUARD_PAGE_TRAILING+0x27/0x3d
 3929 15:54:59.867800  # [   51.354704] Code: a0 fd ff 0f 1f 44 00 00 53 48 c7 c7 c8 09 5b a6 50 65 48 8b 04 25 40 b0 01 00 48 8b 58 18 e8 f8 9f fd ff 48 c7 c7 08 0a 5b a6 <8a> 83 00 40 00 00 88 44 24 07 0f b6 74 24 07 5a 5b e9 db 9f fd ff
 3930 15:54:59.874235  # [   51.375684] RSP: 0018:ffffaf1b8196fe50 EFLAGS: 00010246
 3931 15:54:59.880955  # [   51.381517] RAX: 0000000000000038 RBX: ffffaf1b8196c000 RCX: 0000000000000000
 3932 15:54:59.887630  # [   51.389485] RDX: 0000000000000000 RSI: ffffa045fad1bf70 RDI: ffffffffa65b0a08
 3933 15:54:59.890893  
 3934 15:54:59.897547  # [   51.397453] RBP: ffffffffa65b00d3 R08: 0000000000000000 R09: 0000000000000000
 3935 15:54:59.907418  # [   51.405421] R10: 00000000ffffe00[   54.503949] lkdtm: Performing direct entry EXEC_KMALLOC
 3936 15:54:59.913889  [   54.514493] lkdtm: attempting ok execution at ffffffffa54e03e0
 3937 15:54:59.920458  [   54.521013] lkdtm: attempting bad execution at ffffa04584179900
 3938 15:54:59.926871  [   54.527638] kernel tried to execute NX-protected page - exploit attempt? (uid: 0)
 3939 15:54:59.933814  0 R11: 3fffffffffffffff R12: 000000000000001a
 3940 15:54:59.943459  # [   51.413387] [   54.536020] BUG: unable to handle page fault for address: ffffa04584179900
 3941 15:54:59.946722  [   54.549911] #PF: supervisor instruction fetch in kernel mode
 3942 15:54:59.949933  
 3943 15:54:59.953383  [   54.556231] #PF: error_code(0x0011) - permissions violation
 3944 15:54:59.970007  R1[3: ffffaf1b8196ff10 R14: ffffaf1b8196ff10 R15: ffffa0458550d00   54.562453] PGD 72a01067 P4D 72a01067 PUD 10084c063 PMD 1054f4063 PTE 8000000104179063
 3945 15:54:59.973280  [   54.577515] Oops: 0011 [#7] SMP PTI
 3946 15:54:59.983021  [   54.581407] CPU: 3 PID: 1710 Comm: cat Tainted: G      D W         5.10.158-cip21 #1
 3947 15:54:59.989574  [   54.590053] Hardware name: Google Rammus/Rammus, BIOS  09/04/2020
 3948 15:54:59.992928  [   54.596858] RIP: 0010:0xffffa04584179900
 3949 15:55:00.016061  [   54.601235] Code: ad de 40 5b c8 84 45 a0 ff ff 80 9e 17 84 45 a0 ff ff 00 00 00 00 00 00 00 00 00 00 00 00 40 00 38 00 09 00 40 00 18 00 17 00 <0f> 1f 44 00 00 c3 cc cc cc cc 66 0f 1f 44 00 00 0f 1f 44 00 00 55
 3950 15:55:00.019414  [   54.622212] RSP: 0018:ffffaf1b82287e38 EFLAGS: 00010246
 3951 15:55:00.029161  [   54.628046] RAX: 0000000000000033 RBX: 0000000000000001 RCX: 0000000000000000
 3952 15:55:00.035890  [   54.636012] RDX: 0000000000000000 RSI: ffffa045fad9bf70 RDI: ffffa045fad9bf70
 3953 15:55:00.045752  [   54.643982] RBP: ffffa04584179900 R08: 0000000000000000 R09: 0000000000000000
 3954 15:55:00.052237  [   54.651964] R10: 00000000ffffe000 R11: 3fffffffffffffff R12: 000000000000000d
 3955 15:55:00.058854  [   54.659933] R13: ffffaf1b82287f10 R14: ffffaf1b82287f10 R15: ffffa04582878000
 3956 15:55:00.068638  [   54.667927] FS:  00007f08da004580(0000) GS:ffffa045fad80000(0000) knlGS:0000000000000000
 3957 15:55:00.075042  [   54.676964] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
 3958 15:55:00.084910  [   54.683378] CR2: ffffa04584179900 CR3: 000000010651c003 CR4: 00000000003706e0
 3959 15:55:00.085058  [   54.691345] Call Trace:
 3960 15:55:00.091519  [   54.694074]  ? execute_location+0x45/0x56
 3961 15:55:00.094910  [   54.698549]  ? lkdtm_EXEC_KMALLOC+0x2c/0x40
 3962 15:55:00.101531  [   54.703215]  ? direct_entry.cold+0x2c/0x38
 3963 15:55:00.104919  [   54.707787]  ? full_proxy_write+0x53/0x80
 3964 15:55:00.108156  [   54.712260]  ? vfs_write+0xe7/0x3a0
 3965 15:55:00.111351  [   54.716144]  ? ksys_write+0x68/0xf0
 3966 15:55:00.114786  [   54.720035]  ? do_syscall_64+0x30/0x40
 3967 15:55:00.118023  
 3968 15:55:00.121307  [   54.724210]  ? entry_SYSCALL_64_after_hwframe+0x61/0xc6
 3969 15:55:00.147581  [   54.730046] Modules linked in: fuse ip_tables cros_ec_sensors cros_ec_sensors_core industrialio_triggered_buffer kfifo_buf industrialio cros_ec_sysfs cros_ec_lightbar cros_ec_debugfs cros_ec_chardev cros_ec_sensorhub x86_pkg_temp_thermal cros_ec_dev cros_usbpd_notify
 3970 15:55:00.147752  0
 3971 15:55:00.157403  # [   51.421355] FS:  00007fa14a975580(0000) GS:ffffa045fad00[   54.756499] CR2: ffffa04584179900
 3972 15:55:00.163953  [   54.766406] ---[ end trace 633e44de706942e5 ]---
 3973 15:55:00.167517  [   54.771558] RIP: 0010:lkdtm_BUG+0x5/0x10
 3974 15:55:00.190603  [   54.775933] Code: 89 ff e8 5e a6 a3 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 00 86 92 02
 3975 15:55:00.193779  [   54.796935] RSP: 0018:ffffaf1b8146fe60 EFLAGS: 00010282
 3976 15:55:00.203745  [   54.802766] RAX: ffffffffa54e0010 RBX: 0000000000000001 RCX: 0000000000000000
 3977 15:55:00.210144  [   54.810734] RDX: 0000000000000000 RSI: ffffa045fac1bf70 RDI: ffffffffa61cdcb0
 3978 15:55:00.220150  [   54.818701] RBP: ffffffffa660b620 R08: 0000000000000001 R09: 0000000000000001
 3979 15:55:00.226699  [   54.826667] R10: 00000000ffffe000 R11: 3fffffffffffffff R12: 0000000000000004
 3980 15:55:00.233347  [   54.834634] R13: ffffaf1b8146ff10 R14: ffffaf1b8146ff10 R15: ffffa045830ca000
 3981 15:55:00.236620  
 3982 15:55:00.243003  [   54.842600] FS:  00007f08da004580(0000) GS:ffffa045fad80000(0000) knlGS:0000000000000000
 3983 15:55:00.250010  [   54.851637] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
 3984 15:55:00.259644  [   54.858052] CR2: ffffa04584179900 CR3: 000000010651c003 CR4: 00000000003706e0
 3985 15:55:00.269692  [   54.866019] BUG: sleeping function called from invalid context at include/linux/percpu-rwsem.h:49
 3986 15:55:00.276333  [   54.875928] in_atomic(): 0, irqs_disabled(): 1, non_block: 0, pid: 1710, name: cat
 3987 15:55:00.279519  [   54.884382] INFO: lockdep is turned off.
 3988 15:55:00.282890  [   54.888757] irq event stamp: 0
 3989 15:55:00.286245  
 3990 15:55:00.292966  [   54.892161] hardirqs last  enabled at (0): [<0000000000000000>] 0x0
 3991 15:55:00.299281  [   54.899157] hardirqs last disabled at (0): [<ffffffffa4d00ca0>] copy_process+0x640/0x1c80
 3992 15:55:00.309423  [   54.908289] softirqs last  enabled at (0): [<ffffffffa4d00ca0>] copy_process+0x640/0x1c80
 3993 15:55:00.315957  [   54.917422] softirqs last disabled at (0): [<0000000000000000>] 0x0
 3994 15:55:00.325578  [   54.924421] CPU: 3 PID: 1710 Comm: cat Tainted: G      D W         5.10.158-cip21 #1
 3995 15:55:00.332129  [   54.933066] Hardware name: Google Rammus/Rammus, BIOS  09/04/2020
 3996 15:55:00.335443  [   54.939868] Call Trace:
 3997 15:55:00.338852  [   54.942595]  dump_stack+0x77/0x9b
 3998 15:55:00.342084  [   54.946292]  ___might_sleep.cold+0xa6/0xb6
 3999 15:55:00.348777  [   54.950855]  exit_signals+0x1c/0x2e0
 4000 15:55:00.352139  [   54.954842]  do_exit+0xd5/0xb00
 4001 15:55:00.355363  [   54.958344]  ? ksys_write+0x68/0xf0
 4002 15:55:00.358815  [   54.962236]  rewind_stack_do_exit+0x17/0x20
 4003 15:55:00.361739  [   54.966904] RIP: 0033:0x7f08d9f1a8f3
 4004 15:55:00.384927  [   54.970892] Code: 8b 15 a1 25 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
 4005 15:55:00.391685  [   54.991869] RSP: 002b:00007ffdf0881ab8 EFLAGS: 00000246 ORIG_RAX: 0000000000000001
 4006 15:55:00.401277  [   55.000322] RAX: ffffffffffffffda RBX: 000000000000000d RCX: 00007f08d9f1a8f3
 4007 15:55:00.408142  [   55.008289] RDX: 000000000000000d RSI: 00007f08d9e0d000 RDI: 0000000000000001
 4008 15:55:00.417951  [   55.016258] RBP: 00007f08d9e0d000 R08: 00007f08d9e0c010 R09: 0000000000000000
 4009 15:55:00.424614  [   55.024226] R10: fffffffffffffbc5 R11: 0000000000000246 R12: 0000000000000001
 4010 15:55:00.430905  [   55.032194] R13: 0000000000000001 R14: 0000000000020000 R15: 0000000000020000
 4011 15:55:00.434318  000(0000) knlGS:0000000000000000
 4012 15:55:00.440977  # [   51.430391] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
 4013 15:55:00.450640  # [   51.436804] CR2: ffffaf1b81970000 CR3: 00000001028fa003 CR4: 00000000003706e0
 4014 15:55:00.453942  # [   51.444773] Call Trace:
 4015 15:55:00.460892  # [   51.447503]  ? lkdtm_STACK_GUARD_PAGE_LEADING+0x3a/0x3a
 4016 15:55:00.463873  # [   51.453336]  direct_entry.cold+0x2c/0x38
 4017 15:55:00.467462  # [   51.457714]  full_proxy_write+0x53/0x80
 4018 15:55:00.474033  # [   51.461995]  vfs_write+0xe7/0x3a0
 4019 15:55:00.477269  # [   51.465691]  ksys_write+0x68/0xf0
 4020 15:55:00.480553  # [   51.469390]  do_syscall_64+0x30/0x40
 4021 15:55:00.487176  # [   51.473378]  entry_SYSCALL_64_after_hwframe+0x61/0xc6
 4022 15:55:00.490461  # [   51.479014] RIP: 0033:0x7fa14a88b8f3
 4023 15:55:00.509983  # [   51.483019] Code: 8b 15 a1 25 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
 4024 15:55:00.519971  # [   51.503998] RSP: 002b:00007ffd1c5afef8 EFLAGS: 00000246 ORIG_RAX: 0000000000000001
 4025 15:55:00.530026  # [   51.512455] RAX: ffffffffffffffda RBX: 000000000000001a RCX: 00007fa14a88b8f3
 4026 15:55:00.536437  # [   51.526637] RDX: 000000000000001a RSI: 00007fa14a77e000 RDI: 0000000000000001
 4027 15:55:00.543145  # [   51.534605][   55.140165] lkdtm: Performing direct entry EXEC_VMALLOC
 4028 15:55:00.556659   RBP: 00007fa14a77e000 R08: 00007fa14a77d010 R09: 00000000000000[   55.151720] lkdtm: attempting ok execution at ffffffffa54e03e0
 4029 15:55:00.556760  00
 4030 15:55:00.569377  # [   51.542574] R10: fffffffffffffbc5 R11: 0000000000000246[   55.164467] lkdtm: attempting bad execution at ffffaf1b80379000
 4031 15:55:00.572985   R12: 0000000000000001
 4032 15:55:00.582773  # [   51.550542] R13: 0000000000000001 R[   55.177303] kernel tried to execute NX-protected page - exploit attempt? (uid: 0)
 4033 15:55:00.592848  [   55.191854] BUG: unable to handle page fault for address: ffffaf1b80379000
 4034 15:55:00.599203  [   55.199530] #PF: supervisor instruction fetch in kernel mode
 4035 15:55:00.605937  [   55.205848] #PF: error_code(0x0011) - permissions violation
 4036 15:55:00.612568  [   55.212066] PGD 100000067 P4D 100000067 PUD 10020b067 PMD 100808067 PTE 8000000103041063
 4037 15:55:00.615802  [   55.221110] Oops: 0011 [#8] SMP PTI
 4038 15:55:00.625671  [   55.225013] CPU: 0 PID: 1746 Comm: cat Tainted: G      D W         5.10.158-cip21 #1
 4039 15:55:00.632248  [   55.233661] Hardware name: Google Rammus/Rammus, BIOS  09/04/2020
 4040 15:55:00.635577  [   55.240466] RIP: 0010:0xffffaf1b80379000
 4041 15:55:00.645303  [   55.244842] Code: Unable to access opcode bytes at RIP 0xffffaf1b80378fd6.
 4042 15:55:00.651933  [   55.252509] RSP: 0018:ffffaf1b82317e38 EFLAGS: 00010246
 4043 15:55:00.658731  [   55.258341] RAX: 0000000000000033 RBX: 0000000000000001 RCX: 0000000000000000
 4044 15:55:00.665116  [   55.266308] RDX: 0000000000000000 RSI: ffffa045fac1bf70 RDI: ffffa045fac1bf70
 4045 15:55:00.675052  [   55.274276] RBP: ffffaf1b80379000 R08: 0000000000000000 R09: 0000000000000000
 4046 15:55:00.681639  [   55.282244] R10: 00000000ffffe000 R11: 3fffffffffffffff R12: 000000000000000d
 4047 15:55:00.691833  [   55.290211] R13: ffffaf1b82317f10 R14: ffffaf1b82317f10 R15: ffffa04583041000
 4048 15:55:00.698113  [   55.298180] FS:  00007f767e1b1580(0000) GS:ffffa045fac00000(0000) knlGS:0000000000000000
 4049 15:55:00.704840  [   55.307215] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
 4050 15:55:00.714682  [   55.313627] CR2: ffffaf1b80378fd6 CR3: 000000010549e004 CR4: 00000000003706f0
 4051 15:55:00.717975  [   55.321595] Call Trace:
 4052 15:55:00.721291  [   55.324323]  ? execute_location+0x45/0x56
 4053 15:55:00.724623  [   55.328796]  ? lkdtm_EXEC_VMALLOC+0x20/0x30
 4054 15:55:00.731332  [   55.333468]  ? direct_entry.cold+0x2c/0x38
 4055 15:55:00.734620  [   55.338039]  ? full_proxy_write+0x53/0x80
 4056 15:55:00.737919  [   55.342514]  ? vfs_write+0xe7/0x3a0
 4057 15:55:00.741019  [   55.346405]  ? ksys_write+0x68/0xf0
 4058 15:55:00.747724  [   55.350288]  ? do_syscall_64+0x30/0x40
 4059 15:55:00.750905  [   55.354462]  ? entry_SYSCALL_64_after_hwframe+0x61/0xc6
 4060 15:55:00.777192  [   55.360296] Modules linked in: fuse ip_tables cros_ec_sensors cros_ec_sensors_core industrialio_triggered_buffer kfifo_buf industrialio cros_ec_sysfs cros_ec_lightbar cros_ec_debugfs cros_ec_chardev cros_ec_sensorhub x86_pkg_temp_thermal cros_ec_dev cros_usbpd_notify
 4061 15:55:00.784200  [   55.386732] CR2: ffffaf1b80379000
 4062 15:55:00.787221  [   55.390419] ---[ end trace 633e44de706942e6 ]---
 4063 15:55:00.790520  [   55.395571] RIP: 0010:lkdtm_BUG+0x5/0x10
 4064 15:55:00.794030  
 4065 15:55:00.813704  [   55.399962] Code: 89 ff e8 5e a6 a3 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 00 86 92 02
 4066 15:55:00.819997  [   55.420964] RSP: 0018:ffffaf1b8146fe60 EFLAGS: 00010282
 4067 15:55:00.826657  [   55.426798] RAX: ffffffffa54e0010 RBX: 0000000000000001 RCX: 0000000000000000
 4068 15:55:00.833440  [   55.434756] RDX: 0000000000000000 RSI: ffffa045fac1bf70 RDI: ffffffffa61cdcb0
 4069 15:55:00.843148  [   55.442724] RBP: ffffffffa660b620 R08: 0000000000000001 R09: 0000000000000001
 4070 15:55:00.849853  [   55.450691] R10: 00000000ffffe000 R11: 3fffffffffffffff R12: 0000000000000004
 4071 15:55:00.859786  [   55.458658] R13: ffffaf1b8146ff10 R14: ffffaf1b8146ff10 R15: ffffa045830ca000
 4072 15:55:00.866343  [   55.466625] FS:  00007f767e1b1580(0000) GS:ffffa045fac00000(0000) knlGS:0000000000000000
 4073 15:55:00.873089  [   55.475662] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
 4074 15:55:00.882935  [   55.482077] CR2: ffffaf1b80378fd6 CR3: 000000010549e004 CR4: 00000000003706f0
 4075 15:55:00.886121  14: 0000000000020000 R15: 0000000000020000
 4076 15:55:00.912720  # [   51.558513] Modules linked in: fuse ip_tables cros_ec_sensors cros_ec_sensors_core industrialio_triggered_buffer kfifo_buf industrialio cros_ec_sysfs cros_ec_lightbar cros_ec_debugfs cros_ec_chardev cros_ec_sensorhub x86_pkg_temp_thermal cros_ec_dev cros_usbpd_notify
 4077 15:55:00.919181  # [   51.584968] ---[ end trace 633e44de706942e1 ]---
 4078 15:55:00.922413  # [   51.596336] RIP: 0010:lkdtm_BUG+0x5/0x10
 4079 15:55:00.945506  # [   51.600713] Code: 89 ff e8 5e a6 a3 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 00 86 92 02
 4080 15:55:00.948841  # [   51.621684] RSP: 0018:ffffaf1b8146fe60 EFLAGS: 00010282
 4081 15:55:00.958655  # [   51.627517] RAX: ffffffffa54e0010 RBX: 0000000000000001 RCX: 0000000000000000
 4082 15:55:00.965533  # [   51.635484] RDX: 0000000000000000 RSI: ffffa045fac1bf70 RDI: ffffffffa61cdcb0
 4083 15:55:00.975257  # [   51.643452] RBP: ffffffffa660b620 R08: 0000000000000001 R09: 0000000000000001
 4084 15:55:00.981941  # [   51.651419] R10: 00000000ffffe000 R11: 3fffffffffffffff R12: 0000000000000004
 4085 15:55:00.991980  # [   51.659388] R13: ffffaf1b8146ff10 R14: ffffaf1b8146ff10 R15: ffffa045830ca000
 4086 15:55:01.001707  # [   51.667355] FS:  00007fa14a975580(0000) GS:ffffa045fad00000(0000) knlGS:0000000000000000
 4087 15:55:01.008449  # [   51.676391] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
 4088 15:55:01.014835  # [   51.682806] CR2: ffffaf1b81970000 CR3: 00000001028fa003 CR4: 00000000003706e0
 4089 15:55:01.021322  # STACK_GUARD_PAGE_TRAILING: saw 'call trace:': ok
 4090 15:55:01.024684  ok 13 selftests: lkdtm: STACK_GUARD_PAGE_TRAILING.sh
 4091 15:55:01.027986  # selftests: lkdtm: UNSET_SMEP.sh
 4092 15:55:01.034784  # [   51.772299] lkdtm: Performing direct entry UNSET_SMEP
 4093 15:55:01.041149  # [   51.783463] lkdtm: trying to clear SMEP normally
 4094 15:55:01.044480  # [   51.794838] ------------[ cut here ]------------
 4095 15:55:01.051206  # [   51.806211] pinned CR4 bits changed: 0x100000!?
 4096 15:55:01.061246  # [   51.817485] WARNING: CPU: 1 PID: 1131 at arch/x86/kernel/cpu/common.c:392 native_write_cr4+0x45/0x60
 4097 15:55:01.074413  # [   51.833898] Modules linked in: fuse ip_tables cros_ec_sensors cros_ec_sensor[   55.673008] lkdtm: Performing direct entry EXEC_RODATA
 4098 15:55:01.080734  [   55.682311] lkdtm: attempting ok execution at ffffffffa54e03e0
 4099 15:55:01.087507  [   55.688880] lkdtm: attempting bad execution at ffffffffa61ce140
 4100 15:55:01.100780  s_core industrialio_triggered_buffer kfifo_buf industrialio cros[   55.695509] kernel tried to execute NX-protected page - exploit attempt? (uid: 0)
 4101 15:55:01.110764  [   55.710068] BUG: unable to handle page fault for address: ffffffffa61ce140
 4102 15:55:01.116997  [   55.717745] #PF: supervisor instruction fetch in kernel mode
 4103 15:55:01.123889  [   55.724060] #PF: error_code(0x0011) - permissions violation
 4104 15:55:01.130481  [   55.730281] PGD 71229067 P4D 71229067 PUD 7122a063 PMD 8000000070a000e1 
 4105 15:55:01.133787  [   55.737767] Oops: 0011 [#9] SMP PTI
 4106 15:55:01.143572  [   55.741650] CPU: 2 PID: 1782 Comm: cat Tainted: G      D W         5.10.158-cip21 #1
 4107 15:55:01.150304  [   55.750298] Hardware name: Google Rammus/Rammus, BIOS  09/04/2020
 4108 15:55:01.153729  [   55.757102] RIP: 0010:lkdtm_rodata_do_nothing+0x0/0x10
 4109 15:55:01.176474  [   55.762835] Code: ff ff 90 eb b3 a5 ff ff ff ff 62 04 5b a6 ff ff ff ff d6 d2 b3 a5 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
 4110 15:55:01.183110  [   55.783815] RSP: 0018:ffffaf1b823afe48 EFLAGS: 00010246
 4111 15:55:01.189962  [   55.789639] RAX: 0000000000000033 RBX: 0000000000000000 RCX: 0000000000000000
 4112 15:55:01.196441  [   55.797607] RDX: 0000000000000000 RSI: ffffa045fad1bf70 RDI: ffffa045fad1bf70
 4113 15:55:01.206157  [   55.805576] RBP: ffffffffa61ce140 R08: 0000000000000000 R09: 0000000000000000
 4114 15:55:01.212841  [   55.813545] R10: 00000000ffffe000 R11: 3fffffffffffffff R12: 000000000000000c
 4115 15:55:01.222771  [   55.821513] R13: ffffaf1b823aff10 R14: ffffaf1b823aff10 R15: ffffa04582722000
 4116 15:55:01.229380  [   55.829482] FS:  00007ff762ebf580(0000) GS:ffffa045fad00000(0000) knlGS:0000000000000000
 4117 15:55:01.236155  [   55.838517] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
 4118 15:55:01.245799  [   55.844930] CR2: ffffffffa61ce140 CR3: 0000000104024005 CR4: 00000000003706e0
 4119 15:55:01.249455  [   55.852897] Call Trace:
 4120 15:55:01.252564  [   55.855624]  ? execute_location+0x45/0x56
 4121 15:55:01.255791  [   55.860099]  ? direct_entry.cold+0x2c/0x38
 4122 15:55:01.262459  [   55.864671]  ? full_proxy_write+0x53/0x80
 4123 15:55:01.265538  [   55.869144]  ? vfs_write+0xe7/0x3a0
 4124 15:55:01.268990  [   55.873036]  ? ksys_write+0x68/0xf0
 4125 15:55:01.272234  [   55.876928]  ? do_syscall_64+0x30/0x40
 4126 15:55:01.279001  [   55.881111]  ? entry_SYSCALL_64_after_hwframe+0x61/0xc6
 4127 15:55:01.311858  _e[c_sysfs cros_ec_lightbar cros_ec_debugfs cros_ec_chardev cros_   55.886955] Modules linked in: fuse ip_tables cros_ec_sensors cros_ec_sensors_core industrialio_triggered_buffer kfifo_buf industrialio cros_ec_sysfs cros_ec_lightbar cros_ec_debugfs cros_ec_chardev cros_ec_sensorhub x86_pkg_temp_thermal cros_ec_dev cros_usbpd_notify
 4128 15:55:01.315069  [   55.919601] CR2: ffffffffa61ce140
 4129 15:55:01.321714  [   55.923289] ---[ end trace 633e44de706942e7 ]---
 4130 15:55:01.325080  [   55.928433] RIP: 0010:lkdtm_BUG+0x5/0x10
 4131 15:55:01.344621  [   55.932808] Code: 89 ff e8 5e a6 a3 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 00 86 92 02
 4132 15:55:01.351242  [   55.953787] RSP: 0018:ffffaf1b8146fe60 EFLAGS: 00010282
 4133 15:55:01.361224  [   55.959619] RAX: ffffffffa54e0010 RBX: 0000000000000001 RCX: 0000000000000000
 4134 15:55:01.367925  [   55.967587] RDX: 0000000000000000 RSI: ffffa045fac1bf70 RDI: ffffffffa61cdcb0
 4135 15:55:01.374339  [   55.975555] RBP: ffffffffa660b620 R08: 0000000000000001 R09: 0000000000000001
 4136 15:55:01.384168  [   55.983522] R10: 00000000ffffe000 R11: 3fffffffffffffff R12: 0000000000000004
 4137 15:55:01.390853  [   55.991491] R13: ffffaf1b8146ff10 R14: ffffaf1b8146ff10 R15: ffffa045830ca000
 4138 15:55:01.400979  [   55.999460] FS:  00007ff762ebf580(0000) GS:ffffa045fad00000(0000) knlGS:0000000000000000
 4139 15:55:01.407286  [   56.008498] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
 4140 15:55:01.413970  [   56.014912] CR2: ffffffffa61ce140 CR3: 0000000104024005 CR4: 00000000003706e0
 4141 15:55:01.424091  [   56.022880] BUG: sleeping function called from invalid context at include/linux/percpu-rwsem.h:49
 4142 15:55:01.433803  [   56.032788] in_atomic(): 0, irqs_disabled(): 1, non_block: 0, pid: 1782, name: cat
 4143 15:55:01.437069  [   56.041241] INFO: lockdep is turned off.
 4144 15:55:01.440340  [   56.045616] irq event stamp: 0
 4145 15:55:01.446798  [   56.049020] hardirqs last  enabled at (0): [<0000000000000000>] 0x0
 4146 15:55:01.456889  [   56.056020] hardirqs last disabled at (0): [<ffffffffa4d00ca0>] copy_process+0x640/0x1c80
 4147 15:55:01.466689  [   56.065154] softirqs last  enabled at (0): [<ffffffffa4d00ca0>] copy_process+0x640/0x1c80
 4148 15:55:01.473253  [   56.074284] softirqs last disabled at (0): [<0000000000000000>] 0x0
 4149 15:55:01.483388  [   56.081281] CPU: 2 PID: 1782 Comm: cat Tainted: G      D W         5.10.158-cip21 #1
 4150 15:55:01.489744  [   56.089929] Hardware name: Google Rammus/Rammus, BIOS  09/04/2020
 4151 15:55:01.493011  [   56.096731] Call Trace:
 4152 15:55:01.496189  [   56.099459]  dump_stack+0x77/0x9b
 4153 15:55:01.499818  [   56.103156]  ___might_sleep.cold+0xa6/0xb6
 4154 15:55:01.503097  [   56.107728]  exit_signals+0x1c/0x2e0
 4155 15:55:01.506082  [   56.111715]  do_exit+0xd5/0xb00
 4156 15:55:01.512889  [   56.115216]  ? ksys_write+0x68/0xf0
 4157 15:55:01.516076  [   56.119108]  rewind_stack_do_exit+0x17/0x20
 4158 15:55:01.519731  [   56.123775] RIP: 0033:0x7ff762dd58f3
 4159 15:55:01.542662  [   56.127761] Code: 8b 15 a1 25 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
 4160 15:55:01.549163  [   56.148738] RSP: 002b:00007ffe78a779c8 EFLAGS: 00000246 ORIG_RAX: 0000000000000001
 4161 15:55:01.555668  [   56.157191] RAX: ffffffffffffffda RBX: 000000000000000c RCX: 00007ff762dd58f3
 4162 15:55:01.558983  
 4163 15:55:01.565688  [   56.165158] RDX: 000000000000000c RSI: 00007ff762cc8000 RDI: 0000000000000001
 4164 15:55:01.572537  [   56.173124] RBP: 00007ff762cc8000 R08: 00007ff762cc7010 R09: 0000000000000000
 4165 15:55:01.582167  [   56.181090] R10: fffffffffffffbc5 R11: 0000000000000246 R12: 0000000000000001
 4166 15:55:01.588946  [   56.189057] R13: 0000000000000001 R14: 0000000000020000 R15: 0000000000020000
 4167 15:55:01.595375  ec_sensorhub x86_pkg_temp_thermal cros_ec_dev cros_usbpd_notify
 4168 15:55:01.605426  # [   51.866534] CPU: 1 PID: 1131 Comm: cat Tainted: G      D W         5.10.158-cip21 #1
 4169 15:55:01.611755  # [   51.881400] Hardware name: Google Rammus/Rammus, BIOS  09/04/2020
 4170 15:55:01.615226  # [   51.894420] RIP: 0010:native_write_cr4+0x45/0x60
 4171 15:55:01.618595  
 4172 15:55:01.638263  # [   51.905791] Code: 39 c2 75 2d 48 85 f6 75 05 c3 cc cc cc cc 80 3d 04 8d e3 01 00 75 f2 48 c7 c7 88 f3 4e a6 c6 05 f4 8c e3 01 01 e8 65 cc e4 00 <0f> 0b c3 cc cc cc cc 48 89 d6 48 81 e7 ff f7 ce ff 48 31 c6 48 09
 4173 15:55:01.644795  # [   51.933011] RSP: 0018:ffffaf1b819e7e48 EFLAGS: 00010286
 4174 15:55:01.651541  # [   51.945060] RAX: 0000000000000000 RBX: 00000000002706e0 RCX: 0000000000000000
 4175 15:55:01.661233  # [   51.959248] RDX: ffffa045facac660 RSI: ffffa045fac9bf70 RDI: ffffa045fac9bf70
 4176 15:55:01.667952  # [   51.973432] RBP: ffffffffa65b00ed R08: 0000000000000000 R09: 0000000000000000
 4177 15:55:01.677968  # [   51.987620] R10: 00000000ffffe000 R11: 3fffffffffffffff R12: 000000000000000b
 4178 15:55:01.684425  # [   52.001808] R13: ffffaf1b819e7f10 R14: ffffaf1b819e7f10 R15: ffffa04584065000
 4179 15:55:01.694488  # [   52.016035] FS:  00007f4b7070c580(0000) GS:ffffa045fac80000(0000) knlGS:0000000000000000
 4180 15:55:01.700812  # [   52.031271] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
 4181 15:55:01.707459  # [   [   56.305485] lkdtm: Performing direct entry EXEC_USERSPACE
 4182 15:55:01.720818  52.043903] CR2: 00007f4b70515000 CR3: 0000000104e2c005 CR4: 0000[   56.314986] lkdtm: attempting ok execution at ffffffffa54e03e0
 4183 15:55:01.720984  0000003706e0
 4184 15:55:01.724175  # [   52.051875] Call Trace:
 4185 15:55:01.733962  # [   52.060815]  lk[   56.327745] lkdtm: attempting bad execution at 00007f057532e000
 4186 15:55:01.737314  dtm_UNSET_SMEP.cold+0x1d/0x103
 4187 15:55:01.743916  # [   52.071893]  direct_entry.c[   56.340562] unable to execute userspace code (SMEP?) (uid: 0)
 4188 15:55:01.753619  [   56.353170] BUG: unable to handle page fault for address: 00007f057532e000
 4189 15:55:01.760141  [   56.360848] #PF: supervisor instruction fetch in kernel mode
 4190 15:55:01.766875  [   56.367158] #PF: error_code(0x0011) - permissions violation
 4191 15:55:01.767023  old+0x2c/0x38
 4192 15:55:01.770218  # [   52.082489]  full_proxy_write+0x53/0x80
 4193 15:55:01.780068  # [[   56.373379] PGD 80000001054dc067 P4D 80000001054dc067 PUD 103171067 PMD 1026ce067 PTE 106ea5067
 4194 15:55:01.786672  [   56.389316] Oops: 0011 [#10] SMP PTI
 4195 15:55:01.793335  [   56.393306] CPU: 1 PID: 1818 Comm: cat Tainted: G      D W         5.10.158-cip21 #1
 4196 15:55:01.799726  [   56.401968] Hardware name: Google Rammus/Rammus, BIOS  09/04/2020
 4197 15:55:01.806594  [   56.408774] RIP: 0010:0x7f057532e000
 4198 15:55:01.813055  [   56.412761] Code: Unable to access opcode bytes at RIP 0x7f057532dfd6.
 4199 15:55:01.819718  [   56.420049] RSP: 0018:ffffaf1b8244fe50 EFLAGS: 00010246
 4200 15:55:01.826301  [   56.425874] RAX: 0000000000000033 RBX: 0000000000000024 RCX: 0000000000000000
 4201 15:55:01.832857  [   56.433841] RDX: 0000000000000000 RSI: ffffa045fac9bf70 RDI: ffffa045fac9bf70
 4202 15:55:01.842646  [   56.441808] RBP: 00007f057532e000 R08: 0000000000000000 R09: 0000000000000000
 4203 15:55:01.849267  [   56.449775] R10: 00000000ffffe000 R11: 3fffffffffffffff R12: 000000000000000f
 4204 15:55:01.859112  [   56.457742] R13: ffffaf1b8244ff10 R14: ffffaf1b8244ff10 R15: ffffa045834c4000
 4205 15:55:01.865937  [   56.465710] FS:  00007f05752ff580(0000) GS:ffffa045fac80000(0000) knlGS:0000000000000000
 4206 15:55:01.872600  [   56.474740] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
 4207 15:55:01.882564  [   56.481155] CR2: 00007f057532e000 CR3: 000000010574a003 CR4: 00000000003706e0
 4208 15:55:01.882683  [   56.489122] Call Trace:
 4209 15:55:01.885918  
 4210 15:55:01.888891  [   56.491852]  ? lkdtm_EXEC_USERSPACE.cold+0x66/0xae
 4211 15:55:01.892463     52.093001]  vfs_write+0xe7/0x3a0
 4212 15:55:01.898874  # [   52.102921]  ksys_writ[   56.497200]  ? direct_entry.cold+0x2c/0x38
 4213 15:55:01.905567  [   56.507985]  ? full_proxy_write+0x53/0x80
 4214 15:55:01.905688  e+0x68/0xf0
 4215 15:55:01.908889  # [   52.112837]  do_syscall_64+0x30/0x40
 4216 15:55:01.915404  # [   52[   56.512461]  ? vfs_write+0xe7/0x3a0
 4217 15:55:01.918999  [   56.522565]  ? ksys_write+0x68/0xf0
 4218 15:55:01.922094  [   56.526456]  ? do_syscall_64+0x30/0x40
 4219 15:55:01.928743  [   56.530628]  ? entry_SYSCALL_64_after_hwframe+0x61/0xc6
 4220 15:55:01.935474  .123041]  entry_SYSCALL_64_after_hwframe+0x61/0xc6
 4221 15:55:01.961590  # [   52.134[   56.536465] Modules linked in: fuse ip_tables cros_ec_sensors cros_ec_sensors_core industrialio_triggered_buffer kfifo_buf industrialio cros_ec_sysfs cros_ec_lightbar cros_ec_debugfs cros_ec_chardev cros_ec_sensorhub x86_pkg_temp_thermal cros_ec_dev cros_usbpd_notify
 4222 15:55:01.964922  [   56.569102] CR2: 00007f057532e000
 4223 15:55:01.971781  [   56.572799] ---[ end trace 633e44de706942e8 ]---
 4224 15:55:01.975010  [   56.577964] RIP: 0010:lkdtm_BUG+0x5/0x10
 4225 15:55:01.994946  [   56.582341] Code: 89 ff e8 5e a6 a3 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 00 86 92 02
 4226 15:55:02.001120  [   56.603321] RSP: 0018:ffffaf1b8146fe60 EFLAGS: 00010282
 4227 15:55:02.007975  [   56.609152] RAX: ffffffffa54e0010 RBX: 0000000000000001 RCX: 0000000000000000
 4228 15:55:02.017761  [   56.617120] RDX: 0000000000000000 RSI: ffffa045fac1bf70 RDI: ffffffffa61cdcb0
 4229 15:55:02.024385  [   56.625088] RBP: ffffffffa660b620 R08: 0000000000000001 R09: 0000000000000001
 4230 15:55:02.034443  [   56.633055] R10: 00000000ffffe000 R11: 3fffffffffffffff R12: 0000000000000004
 4231 15:55:02.040860  [   56.641021] R13: ffffaf1b8146ff10 R14: ffffaf1b8146ff10 R15: ffffa045830ca000
 4232 15:55:02.050552  [   56.648989] FS:  00007f05752ff580(0000) GS:ffffa045fac80000(0000) knlGS:0000000000000000
 4233 15:55:02.057171  [   56.658025] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
 4234 15:55:02.063902  [   56.664438] CR2: 00007f057532e000 CR3: 000000010574a003 CR4: 00000000003706e0
 4235 15:55:02.067230  898] RIP: 0033:0x7f4b706228f3
 4236 15:55:02.090018  # [   52.145104] Code: 8b 15 a1 25 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
 4237 15:55:02.096674  # [   52.172299] RSP: 002b:00007ffce440e408 EFLAGS: 00000246 ORIG_RAX: 0000000000000001
 4238 15:55:02.106890  # [   52.186971] RAX: ffffffffffffffda RBX: 000000000000000b RCX: 00007f4b706228f3
 4239 15:55:02.113452  # [   52.201157] RDX: 000000000000000b RSI: 00007f4b70515000 RDI: 0000000000000001
 4240 15:55:02.123037  # [   52.209131] RBP: 00007f4b70515000 R08: 00007f4b70514010 R09: 0000000000000000
 4241 15:55:02.129916  # [   52.223312] R10: fffffffffffffbc5 R11: 0000000000000246 R12: 0000000000000001
 4242 15:55:02.139722  # [   52.231288] R13: 0000000000000001 R14: 0000000000020000 R15: 0000000000020000
 4243 15:55:02.143343  # [   52.245492] irq event stamp: 0
 4244 15:55:02.149705  # [   52.255093] hardirqs last  enabled at (0): [<0000000000000000>] 0x0
 4245 15:55:02.159483  # [   52.268310] hardirqs last disabled at (0): [<ffffffffa4d00ca0>] copy_process+0x640/0x1c80
 4246 15:55:02.169488  # [   52.283661] softirqs last  enabled at (0): [<ffffffffa[   56.771099] lkdtm: Performing direct entry EXEC_NULL
 4247 15:55:02.172917  4d00ca0>] copy_process+0x640/0x1c80
 4248 15:55:02.182516  # [   52.292800] softirqs l[   56.777400] lkdtm: attempting ok execution at ffffffffa54e03e0
 4249 15:55:02.185824  ast disabled at (0): [<0000000000000000>] 0x0
 4250 15:55:02.195963  # [   52.306018] [   56.790135] lkdtm: attempting bad execution at 0000000000000000
 4251 15:55:02.199250  ---[ end trace 633e44de706942e2 ]---
 4252 15:55:02.208940  # [   52.311176] lkdtm: ok[   56.802974] BUG: kernel NULL pointer dereference, address: 0000000000000000
 4253 15:55:02.215729  [   56.816957] #PF: supervisor instruction fetch in kernel mode
 4254 15:55:02.222187  [   56.823277] #PF: error_code(0x0010) - not-present page
 4255 15:55:02.225684  [   56.829014] PGD 0 P4D 0 
 4256 15:55:02.225777  : SMEP did not get cleared
 4257 15:55:02.235697  # [   52.322444] lkdtm: trying to cl[   56.831842] Oops: 0010 [#11] SMP PTI
 4258 15:55:02.242161  [   56.842043] CPU: 1 PID: 1854 Comm: cat Tainted: G      D W         5.10.158-cip21 #1
 4259 15:55:02.248713  [   56.850691] Hardware name: Google Rammus/Rammus, BIOS  09/04/2020
 4260 15:55:02.252005  [   56.857495] RIP: 0010:0x0
 4261 15:55:02.261759  [   56.860406] Code: Unable to access opcode bytes at RIP 0xffffffffffffffd6.
 4262 15:55:02.265043  [   56.868082] RSP: 0018:ffffaf1b824d7e48 EFLAGS: 00010246
 4263 15:55:02.275116  [   56.873913] RAX: 0000000000000033 RBX: 0000000000000000 RCX: 0000000000000000
 4264 15:55:02.281492  [   56.881882] RDX: 0000000000000000 RSI: ffffa045fac9bf70 RDI: ffffa045fac9bf70
 4265 15:55:02.291560  [   56.889851] RBP: 0000000000000000 R08: 0000000000000000 R09: 0000000000000000
 4266 15:55:02.298008  [   56.897820] R10: 00000000ffffe000 R11: 3fffffffffffffff R12: 000000000000000a
 4267 15:55:02.304685  [   56.905790] R13: ffffaf1b824d7f10 R14: ffffaf1b824d7f10 R15: ffffa0458356b000
 4268 15:55:02.314675  [   56.913757] FS:  00007fa934303580(0000) GS:ffffa045fac80000(0000) knlGS:0000000000000000
 4269 15:55:02.321132  [   56.922795] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
 4270 15:55:02.327814  [   56.929202] CR2: ffffffffffffffd6 CR3: 00000001028dc002 CR4: 00000000003706e0
 4271 15:55:02.331127  
 4272 15:55:02.331219  [   56.937171] Call Trace:
 4273 15:55:02.337580  [   56.939899]  execute_location+0x45/0x56
 4274 15:55:02.337669  ear SMEP with call gadget
 4275 15:55:02.347637  # [   52.328380] lkdtm: ok: SMEP remo[   56.944181]  direct_entry.cold+0x2c/0x38
 4276 15:55:02.350689  [   56.954772]  full_proxy_write+0x53/0x80
 4277 15:55:02.354325  [   56.959054]  vfs_write+0xe7/0x3a0
 4278 15:55:02.357459  [   56.962752]  ksys_write+0x68/0xf0
 4279 15:55:02.363860  [   56.966450]  do_syscall_64+0x30/0x40
 4280 15:55:02.367181  [   56.970440]  entry_SYSCALL_64_after_hwframe+0x61/0xc6
 4281 15:55:02.373956  [   56.976078] RIP: 0033:0x7fa9342198f3
 4282 15:55:02.393950  [   56.980057] Code: 8b 15 a1 25 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
 4283 15:55:02.400054  [   57.001040] RSP: 002b:00007ffc63cdaa78 EFLAGS: 00000246 ORIG_RAX: 0000000000000001
 4284 15:55:02.410021  [   57.009495] RAX: ffffffffffffffda RBX: 000000000000000a RCX: 00007fa9342198f3
 4285 15:55:02.416751  [   57.017463] RDX: 000000000000000a RSI: 00007fa93410c000 RDI: 0000000000000001
 4286 15:55:02.426524  [   57.025432] RBP: 00007fa93410c000 R08: 00007fa93410b010 R09: 0000000000000000
 4287 15:55:02.433022  [   57.033400] R10: fffffffffffffbc5 R11: 0000000000000246 R12: 0000000000000001
 4288 15:55:02.443382  [   57.041366] R13: 0000000000000001 R14: 0000000000020000 R15: 0000000000020000
 4289 15:55:02.443501  val was reverted
 4290 15:55:02.473051  # UNSET_SMEP: saw 'pinned CR4 bits changed:': [   57.049339] Modules linked in: fuse ip_tables cros_ec_sensors cros_ec_sensors_core industrialio_triggered_buffer kfifo_buf industrialio cros_ec_sysfs cros_ec_lightbar cros_ec_debugfs cros_ec_chardev cros_ec_sensorhub x86_pkg_temp_thermal cros_ec_dev cros_usbpd_notify
 4291 15:55:02.479553  [   57.081973] CR2: 0000000000000000
 4292 15:55:02.482972  [   57.085669] ---[ end trace 633e44de706942e9 ]---
 4293 15:55:02.486040  [   57.090824] RIP: 0010:lkdtm_BUG+0x5/0x10
 4294 15:55:02.509167  [   57.095200] Code: 89 ff e8 5e a6 a3 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 00 86 92 02
 4295 15:55:02.515855  [   57.116179] RSP: 0018:ffffaf1b8146fe60 EFLAGS: 00010282
 4296 15:55:02.522410  [   57.122020] RAX: ffffffffa54e0010 RBX: 0000000000000001 RCX: 0000000000000000
 4297 15:55:02.528985  [   57.129988] RDX: 0000000000000000 RSI: ffffa045fac1bf70 RDI: ffffffffa61cdcb0
 4298 15:55:02.538987  [   57.137962] RBP: ffffffffa660b620 R08: 0000000000000001 R09: 0000000000000001
 4299 15:55:02.545705  [   57.145930] R10: 00000000ffffe000 R11: 3fffffffffffffff R12: 0000000000000004
 4300 15:55:02.555332  [   57.153899] R13: ffffaf1b8146ff10 R14: ffffaf1b8146ff10 R15: ffffa045830ca000
 4301 15:55:02.561927  [   57.161868] FS:  00007fa934303580(0000) GS:ffffa045fac80000(0000) knlGS:0000000000000000
 4302 15:55:02.568557  [   57.170896] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
 4303 15:55:02.578563  [   57.177310] CR2: ffffffffffffffd6 CR3: 00000001028dc002 CR4: 00000000003706e0
 4304 15:55:02.588480  [   57.185279] BUG: sleeping function called from invalid context at include/linux/percpu-rwsem.h:49
 4305 15:55:02.595123  [   57.195189] in_atomic(): 0, irqs_disabled(): 1, non_block: 0, pid: 1854, name: cat
 4306 15:55:02.601727  [   57.203642] INFO: lockdep is turned off.
 4307 15:55:02.605043  [   57.208017] irq event stamp: 0
 4308 15:55:02.611773  [   57.211421] hardirqs last  enabled at (0): [<0000000000000000>] 0x0
 4309 15:55:02.618340  [   57.218419] hardirqs last disabled at (0): [<ffffffffa4d00ca0>] copy_process+0x640/0x1c80
 4310 15:55:02.627892  [   57.227553] softirqs last  enabled at (0): [<ffffffffa4d00ca0>] copy_process+0x640/0x1c80
 4311 15:55:02.634462  [   57.236688] softirqs last disabled at (0): [<0000000000000000>] 0x0
 4312 15:55:02.644714  [   57.243677] CPU: 1 PID: 1854 Comm: cat Tainted: G      D W         5.10.158-cip21 #1
 4313 15:55:02.651204  [   57.252323] Hardware name: Google Rammus/Rammus, BIOS  09/04/2020
 4314 15:55:02.654473  [   57.259125] Call Trace:
 4315 15:55:02.657748  [   57.261851]  dump_stack+0x77/0x9b
 4316 15:55:02.657835  ok
 4317 15:55:02.661134  ok 14 selftests: lkdtm: UNSET_SMEP.sh
 4318 15:55:02.667872  # selftests: lkdtm: D[   57.265550]  ___might_sleep.cold+0xa6/0xb6
 4319 15:55:02.671203  [   57.276332]  exit_signals+0x1c/0x2e0
 4320 15:55:02.677729  [   57.280319]  do_exit+0xd5/0xb00
 4321 15:55:02.681075  [   57.283821]  ? ksys_write+0x68/0xf0
 4322 15:55:02.684148  [   57.287714]  rewind_stack_do_exit+0x17/0x20
 4323 15:55:02.687552  [   57.292381] RIP: 0033:0x7fa9342198f3
 4324 15:55:02.710571  [   57.296368] Code: 8b 15 a1 25 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
 4325 15:55:02.717251  [   57.317349] RSP: 002b:00007ffc63cdaa78 EFLAGS: 00000246 ORIG_RAX: 0000000000000001
 4326 15:55:02.727096  [   57.325803] RAX: ffffffffffffffda RBX: 000000000000000a RCX: 00007fa9342198f3
 4327 15:55:02.733656  [   57.333772] RDX: 000000000000000a RSI: 00007fa93410c000 RDI: 0000000000000001
 4328 15:55:02.740505  [   57.341742] RBP: 00007fa93410c000 R08: 00007fa93410b010 R09: 0000000000000000
 4329 15:55:02.743783  
 4330 15:55:02.750320  [   57.349710] R10: fffffffffffffbc5 R11: 0000000000000246 R12: 0000000000000001
 4331 15:55:02.756735  [   57.357679] R13: 0000000000000001 R14: 0000000000020000 R15: 0000000000020000
 4332 15:55:02.760277  OUBLE_FAULT.sh
 4333 15:55:02.766879  # [   52.415794] lkdtm: Performing direct entry DOUBLE_FAULT
 4334 15:55:02.769906  # [   52.426417] lkdtm: XFAIL: this test is ia32-only
 4335 15:55:02.773169  # DOUBLE_FAULT: saw 'XFAIL': [SKIP]
 4336 15:55:02.779951  ok 15 selftests: lkdtm: DOUBLE_FAULT.sh # SKIP
 4337 15:55:02.783323  # selftests: lkdtm: CORRUPT_PAC.sh
 4338 15:55:02.790030  # [   52.510281] lkdtm: Performing direct entry CORRUPT_PAC
 4339 15:55:02.792935  # [   52.518065] lkdtm: XFAIL: this test is arm64-only
 4340 15:55:02.796273  # CORRUPT_PAC: saw 'XFAIL': [SKIP]
 4341 15:55:02.802927  ok 16 selftests: lkdtm: CORRUPT_PAC.sh # SKIP
 4342 15:55:02.806252  # selftests: lkdtm: UNALIGNED_LOAD_STORE_WRITE.sh
 4343 15:55:02.812864  # [   52.611625] lkdtm: Performing direct entry UNALIGNED_LOAD_STORE_WRITE
 4344 15:55:02.815892  
 4345 15:55:02.822728  # [   52.623781] lkdtm: XFAIL: arch has CONFIG_HAVE_EFFICIENT_UNALIGNED_ACCESS
 4346 15:55:02.826126  # UNALIGNED_LOAD_STORE_WRITE: saw 'XFAIL': [SKIP]
 4347 15:55:02.832343  ok 17 selftests: lkdtm: UNALIGNED_LOAD_STORE_WRITE.sh # SKIP
 4348 15:55:02.835785  # selftests: lkdtm: OVERWRITE_ALLOCATION.sh
 4349 15:55:02.839111  
 4350 15:55:02.842415  # Skipping OVERWRITE_ALLOCATION: Corrupts memory on failure
 4351 15:55:02.848980  ok 18 selftests: lkdtm: OVERWRITE_ALLOCATION.sh # SKIP
 4352 15:55:02.852294  # selftests: lkdtm: WRITE_AFTER_FREE.sh
 4353 15:55:02.858800  # Skipping WRITE_AFTER_FREE: Corrupts memory on failure
 4354 15:55:02.862029  ok 19 selftests: lkdtm: WRITE_AFTER_FREE.sh # SKIP
 4355 15:55:02.868675  # selftests: lkdtm: READ_AFTER_FREE.sh
 4356 15:55:02.875375  # [   52.765304] lkdtm: Pe[   57.476722] lkdtm: Performing direct entry ACCESS_USERSPACE
 4357 15:55:02.881994  [   57.483777] lkdtm: attempting bad read at 00007f75ebd5b000
 4358 15:55:02.885335  rforming direct entry READ_AFTER_FREE
 4359 15:55:02.895074  # [   52.774241] lkdtm: V[   57.489918] BUG: unable to handle page fault for address: 00007f75ebd5b000
 4360 15:55:02.901453  [   57.503800] #PF: supervisor read access in kernel mode
 4361 15:55:02.908270  [   57.509536] #PF: error_code(0x0001) - permissions violation
 4362 15:55:02.911530  al[ue in memory before free: 12345678
 4363 15:55:02.924778  # [   52.786424] lkdtm: At   57.515756] PGD 8000000104f4c067 P4D 8000000104f4c067 PUD 106575067 PMD 104de3067 PTE 10b40d067
 4364 15:55:02.928024  [   57.531693] Oops: 0001 [#12] SMP PTI
 4365 15:55:02.937921  [   57.535684] CPU: 2 PID: 1889 Comm: cat Tainted: G      D W         5.10.158-cip21 #1
 4366 15:55:02.944723  [   57.544334] Hardware name: Google Rammus/Rammus, BIOS  09/04/2020
 4367 15:55:02.951131  [   57.551130] RIP: 0010:lkdtm_ACCESS_USERSPACE.cold+0x41/0xa3
 4368 15:55:02.970719  [   57.557352] Code: 00 00 00 75 64 48 83 c4 10 5d c3 cc cc cc cc 48 89 ee 48 c7 c7 80 11 5b a6 e8 6c 99 fd ff 48 c7 c7 a8 11 5b a6 b8 de c0 de c0 <48> 03 45 00 48 89 04 24 e8 53 99 fd ff 48 89 ee 48 c7 c7 d0 11 5b
 4369 15:55:02.977359  [   57.578330] RSP: 0018:ffffaf1b82597e48 EFLAGS: 00010246
 4370 15:55:02.983997  [   57.584153] RAX: 00000000c0dec0de RBX: 0000000000000026 RCX: 0000000000000000
 4371 15:55:02.990786  [   57.592121] RDX: 0000000000000000 RSI: ffffa045fad1bf70 RDI: ffffffffa65b11a8
 4372 15:55:02.993825  
 4373 15:55:03.000734  [   57.600088] RBP: 00007f75ebd5b000 R08: 0000000000000000 R09: 0000000000000000
 4374 15:55:03.007110  [   57.608057] R10: 00000000ffffe000 R11: 3fffffffffffffff R12: 0000000000000011
 4375 15:55:03.016976  [   57.616024] R13: ffffaf1b82597f10 R14: ffffaf1b82597f10 R15: ffffa0458314e000
 4376 15:55:03.023519  [   57.624011] FS:  00007f75ebd2c580(0000) GS:ffffa045fad00000(0000) knlGS:0000000000000000
 4377 15:55:03.026859  
 4378 15:55:03.030401  [   57.633047] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
 4379 15:55:03.040293  [   57.639462] CR2: 00007f75ebd5b000 CR3: 00000001026a2004 CR4: 00000000003706e0
 4380 15:55:03.043380  [   57.647420] Call Trace:
 4381 15:55:03.046669  [   57.650148]  direct_entry.cold+0x2c/0x38
 4382 15:55:03.049960  [   57.654525]  full_proxy_write+0x53/0x80
 4383 15:55:03.053323  [   57.658805]  vfs_write+0xe7/0x3a0
 4384 15:55:03.060277  [   57.662503]  ksys_write+0x68/0xf0
 4385 15:55:03.063474  [   57.666201]  do_syscall_64+0x30/0x40
 4386 15:55:03.066731  [   57.670188]  entry_SYSCALL_64_after_hwframe+0x61/0xc6
 4387 15:55:03.073117  [   57.675817] RIP: 0033:0x7f75ebc428f3
 4388 15:55:03.093207  [   57.679803] Code: 8b 15 a1 25 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
 4389 15:55:03.102809  [   57.700782] RSP: 002b:00007ffe35b3dcd8 EFLAGS: 00000246 ORIG_RAX: 0000000000000001
 4390 15:55:03.109775  [   57.709237] RAX: ffffffffffffffda RBX: 0000000000000011 RCX: 00007f75ebc428f3
 4391 15:55:03.115965  [   57.717202] RDX: 0000000000000011 RSI: 00007f75ebb35000 RDI: 0000000000000001
 4392 15:55:03.125915  [   57.725170] RBP: 00007f75ebb35000 R08: 00007f75ebb34010 R09: 0000000000000000
 4393 15:55:03.132538  [   57.733138] R10: fffffffffffffbc5 R11: 0000000000000246 R12: 0000000000000001
 4394 15:55:03.142420  [   57.741105] R13: 0000000000000001 R14: 0000000000020000 R15: 0000000000020000
 4395 15:55:03.169065  [   57.749078] Modules linked in: fuse ip_tables cros_ec_sensors cros_ec_sensors_core industrialio_triggered_buffer kfifo_buf industrialio cros_ec_sysfs cros_ec_lightbar cros_ec_debugfs cros_ec_chardev cros_ec_sensorhub x86_pkg_temp_thermal cros_ec_dev cros_usbpd_notify
 4396 15:55:03.172292  tempting bad read from freed memory
 4397 15:55:03.178905  # [   52.798588] lkdtm: Mem[   57.775534] CR2: 00007f75ebd5b000
 4398 15:55:03.182196  [   57.785444] ---[ end trace 633e44de706942ea ]---
 4399 15:55:03.188890  [   57.790599] RIP: 0010:lkdtm_BUG+0x5/0x10
 4400 15:55:03.208654  [   57.794974] Code: 89 ff e8 5e a6 a3 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 00 86 92 02
 4401 15:55:03.215268  [   57.815962] RSP: 0018:ffffaf1b8146fe60 EFLAGS: 00010282
 4402 15:55:03.222003  [   57.821794] RAX: ffffffffa54e0010 RBX: 0000000000000001 RCX: 0000000000000000
 4403 15:55:03.228298  [   57.829761] RDX: 0000000000000000 RSI: ffffa045fac1bf70 RDI: ffffffffa61cdcb0
 4404 15:55:03.238543  [   57.837729] RBP: ffffffffa660b620 R08: 0000000000000001 R09: 0000000000000001
 4405 15:55:03.244897  [   57.845696] R10: 00000000ffffe000 R11: 3fffffffffffffff R12: 0000000000000004
 4406 15:55:03.255024  [   57.853663] R13: ffffaf1b8146ff10 R14: ffffaf1b8146ff10 R15: ffffa045830ca000
 4407 15:55:03.261367  [   57.861631] FS:  00007f75ebd2c580(0000) GS:ffffa045fad00000(0000) knlGS:0000000000000000
 4408 15:55:03.267950  [   57.870666] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
 4409 15:55:03.278138  [   57.877080] CR2: 00007f75ebd5b000 CR3: 00000001026a2004 CR4: 00000000003706e0
 4410 15:55:03.278248  ory was not poisoned
 4411 15:55:03.284429  # READ_AFTER_FREE: missing 'call trace:': [FAIL]
 4412 15:55:03.291252  not ok 20 selftests: lkdtm: READ_AFTER_FREE.sh # exit=1
 4413 15:55:03.294514  # selftests: lkdtm: WRITE_BUDDY_AFTER_FREE.sh
 4414 15:55:03.301093  # Skipping WRITE_BUDDY_AFTER_FREE: Corrupts memory on failure
 4415 15:55:03.307497  ok 21 selftests: lkdtm: WRITE_BUDDY_AFTER_FREE.sh # SKIP
 4416 15:55:03.310769  # selftests: lkdtm: READ_BUDDY_AFTER_FREE.sh
 4417 15:55:03.317655  # [   52.908476] lkdtm: Performing direct entry READ_BUDDY_AFTER_FREE
 4418 15:55:03.324193  # [   52.915506] lkdtm: Value in memory before free: 12345678
 4419 15:55:03.330837  # [   52.927681] lkdtm: Attempting to read from freed memory
 4420 15:55:03.334084  # [   52.939747] lkdtm: Buddy page was not poisoned
 4421 15:55:03.340628  # READ_BUDDY_AFTER_FREE: missing 'call trace:': [FAIL]
 4422 15:55:03.347022  not ok 22 selftests: lkdtm: READ_BUDDY_AFTER_FREE.sh # exit=1
 4423 15:55:03.350488  # selftests: lkdtm: SLAB_FREE_DOUBLE.sh
 4424 15:55:03.357080  # [   53.031605] lkdtm: Performing direct entry SLAB_FREE_DOUBLE
 4425 15:55:03.363683  # [   53.037973] lkdtm: Attempting double slab free ...
 4426 15:55:03.366895  # SLAB_FREE_DOUBLE: missing 'call trace:': [FAIL]
 4427 15:55:03.373500  not ok 23 selftests: lkdtm: SLAB_FREE_DOUBLE.sh # exit=1
 4428 15:55:03.376777  # selftests: lkdtm: SLAB_FREE_CROSS.sh
 4429 15:55:03.383583  # [   53.124698] lkdtm: Performing direct entry SLAB_FREE_CROSS
 4430 15:55:03.389885  # [   53.136419] lkdtm: Attempting cross-cache slab free ...
 4431 15:55:03.393224  #[   57.993164] lkdtm: Performing direct entry ACCESS_NULL
 4432 15:55:03.400102   SLAB_FREE_CROSS: missing 'call trace:': [FAIL]
 4433 15:55:03.406500  not ok 24 selft[   58.002701] lkdtm: attempting bad read at 0000000000000000
 4434 15:55:03.409870  ests: lkdtm: SLAB_FREE_CROSS.sh # exit=1
 4435 15:55:03.419789  # selftests: lkdtm: SL[   58.015080] BUG: kernel NULL pointer dereference, address: 0000000000000000
 4436 15:55:03.426374  [   58.029033] #PF: supervisor read access in kernel mode
 4437 15:55:03.432956  [   58.034769] #PF: error_code(0x0000) - not-present page
 4438 15:55:03.436453  [   58.040506] PGD 0 P4D 0 
 4439 15:55:03.439561  [   58.043332] Oops: 0000 [#13] SMP PTI
 4440 15:55:03.449310  [   58.047312] CPU: 1 PID: 1924 Comm: cat Tainted: G      D W         5.10.158-cip21 #1
 4441 15:55:03.456317  [   58.055963] Hardware name: Google Rammus/Rammus, BIOS  09/04/2020
 4442 15:55:03.459271  [   58.062770] RIP: 0010:lkdtm_ACCESS_NULL+0x14/0x53
 4443 15:55:03.462746  AB_FREE_PAGE.sh
 4444 15:55:03.485880  # [   53.221868] lkdtm: Performing direct entry[   58.068022] Code: 10 99 fd ff be 00 10 00 00 48 89 ef e8 95 a0 3c ff e9 69 ff ff ff 0f 1f 44 00 00 53 31 f6 48 c7 c7 80 11 5b a6 e8 ea 98 fd ff <48> 8b 1c 25 00 00 00 00 b8 de c0 de c0 48 c7 c7 a8 11 5b a6 48 01
 4445 15:55:03.489140  
 4446 15:55:03.492342  [   58.095212] RSP: 0018:ffffaf1b825dfe58 EFLAGS: 00010246
 4447 15:55:03.502434  [   58.101046] RAX: 000000000000002e RBX: 0000000000000027 RCX: 0000000000000000
 4448 15:55:03.508800  [   58.109010] RDX: 0000000000000000 RSI: ffffa045fac9bf70 RDI: ffffa045fac9bf70
 4449 15:55:03.518704  [   58.116977] RBP: ffffffffa65b0271 R08: 0000000000000000 R09: 0000000000000000
 4450 15:55:03.525221  [   58.124965] R10: 00000000ffffe000 R11: 3fffffffffffffff R12: 000000000000000c
 4451 15:55:03.531771  [   58.132934] R13: ffffaf1b825dff10 R14: ffffaf1b825dff10 R15: ffffa04584145000
 4452 15:55:03.541622  [   58.140926] FS:  00007f5a8d0a2580(0000) GS:ffffa045fac80000(0000) knlGS:0000000000000000
 4453 15:55:03.548424  [   58.149965] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
 4454 15:55:03.555001  [   58.156380] CR2: 0000000000000000 CR3: 00000001030b0005 CR4: 00000000003706e0
 4455 15:55:03.558311  [   58.164346] Call Trace:
 4456 15:55:03.564743  [   58.167074]  direct_entry.cold+0x2c/0x38
 4457 15:55:03.564826   SLAB_FREE_PAGE
 4458 15:55:03.574783  # [   53.229136] lkdtm: Attempting non-Slab sla[   58.171454]  full_proxy_write+0x53/0x80
 4459 15:55:03.578049  [   58.181965]  vfs_write+0xe7/0x3a0
 4460 15:55:03.578128  b free ...
 4461 15:55:03.584477  # SLAB_FREE_PAGE: missing 'call trace:': [FAIL]
 4462 15:55:03.587844  not[   58.185664]  ksys_write+0x68/0xf0
 4463 15:55:03.591203  [   58.195572]  do_syscall_64+0x30/0x40
 4464 15:55:03.597670   ok 25 selftests: lkdtm: SLAB_FREE_PAGE.sh # exit=1
 4465 15:55:03.604418  # selftests[   58.199561]  entry_SYSCALL_64_after_hwframe+0x61/0xc6
 4466 15:55:03.607727  [   58.211409] RIP: 0033:0x7f5a8cfb88f3
 4467 15:55:03.627868  [   58.215387] Code: 8b 15 a1 25 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
 4468 15:55:03.637396  [   58.236364] RSP: 002b:00007ffdd88620d8 EFLAGS: 00000246 ORIG_RAX: 0000000000000001
 4469 15:55:03.644010  [   58.244819] RAX: ffffffffffffffda RBX: 000000000000000c RCX: 00007f5a8cfb88f3
 4470 15:55:03.654062  [   58.252787] RDX: 000000000000000c RSI: 00007f5a8ceab000 RDI: 0000000000000001
 4471 15:55:03.660751  [   58.260754] RBP: 00007f5a8ceab000 R08: 00007f5a8ceaa010 R09: 0000000000000000
 4472 15:55:03.670340  [   58.268722] R10: fffffffffffffbc5 R11: 0000000000000246 R12: 0000000000000001
 4473 15:55:03.677172  [   58.276690] R13: 0000000000000001 R14: 0000000000020000 R15: 0000000000020000
 4474 15:55:03.680396  : lkdtm: SOFTLOCKUP.sh
 4475 15:55:03.683684  # Skipping SOFTLOCKUP: Hangs the system
 4476 15:55:03.709848  [   58.284660] Modules linked in: fuse ip_tables cros_ec_sensors cros_ec_sensors_core industrialio_triggered_buffer kfifo_buf industrialio cros_ec_sysfs cros_ec_lightbar cros_ec_debugfs cros_ec_chardev cros_ec_sensorhub x86_pkg_temp_thermal cros_ec_dev cros_usbpd_notify
 4477 15:55:03.713217  [   58.317292] CR2: 0000000000000000
 4478 15:55:03.719817  [   58.321002] ---[ end trace 633e44de706942eb ]---
 4479 15:55:03.719912  
 4480 15:55:03.723012  ok 26 selftests: lkdtm: SOFTLOCKUP.sh # SKIP
 4481 15:55:03.729443  # selftests: lkdt[   58.326164] RIP: 0010:lkdtm_BUG+0x5/0x10
 4482 15:55:03.749509  [   58.336749] Code: 89 ff e8 5e a6 a3 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 00 86 92 02
 4483 15:55:03.756070  [   58.357727] RSP: 0018:ffffaf1b8146fe60 EFLAGS: 00010282
 4484 15:55:03.762505  [   58.363560] RAX: ffffffffa54e0010 RBX: 0000000000000001 RCX: 0000000000000000
 4485 15:55:03.772428  [   58.371527] RDX: 0000000000000000 RSI: ffffa045fac1bf70 RDI: ffffffffa61cdcb0
 4486 15:55:03.778954  [   58.379493] RBP: ffffffffa660b620 R08: 0000000000000001 R09: 0000000000000001
 4487 15:55:03.789156  [   58.387461] R10: 00000000ffffe000 R11: 3fffffffffffffff R12: 0000000000000004
 4488 15:55:03.795877  [   58.395429] R13: ffffaf1b8146ff10 R14: ffffaf1b8146ff10 R15: ffffa045830ca000
 4489 15:55:03.805531  [   58.403397] FS:  00007f5a8d0a2580(0000) GS:ffffa045fac80000(0000) knlGS:0000000000000000
 4490 15:55:03.812103  [   58.412431] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
 4491 15:55:03.818501  [   58.418845] CR2: 0000000000000000 CR3: 00000001030b0005 CR4: 00000000003706e0
 4492 15:55:03.822197  m: HARDLOCKUP.sh
 4493 15:55:03.825419  # Skipping HARDLOCKUP: Hangs the system
 4494 15:55:03.828665  ok 27 selftests: lkdtm: HARDLOCKUP.sh # SKIP
 4495 15:55:03.831662  # selftests: lkdtm: SPINLOCKUP.sh
 4496 15:55:03.835046  # Skipping SPINLOCKUP: Hangs the system
 4497 15:55:03.841562  ok 28 selftests: lkdtm: SPINLOCKUP.sh # SKIP
 4498 15:55:03.844852  # selftests: lkdtm: HUNG_TASK.sh
 4499 15:55:03.848145  # Skipping HUNG_TASK: Hangs the system
 4500 15:55:03.851393  ok 29 selftests: lkdtm: HUNG_TASK.sh # SKIP
 4501 15:55:03.854749  # selftests: lkdtm: EXEC_DATA.sh
 4502 15:55:03.858045  # Killed
 4503 15:55:03.861423  # [   53.430904] lkdtm: Performing direct entry EXEC_DATA
 4504 15:55:03.868101  # [   53.439178] lkdtm: attempting ok execution at ffffffffa54e03e0
 4505 15:55:03.874708  # [   53.451940] lkdtm: attempting bad execution at ffffffffa7e08660
 4506 15:55:03.884460  # [   53.464762] kernel tried to execute NX-protected page - exploit attempt? (uid: 0)
 4507 15:55:03.891106  # [   53.479293] BUG: unable to handle page fault for address: ffffffffa7e08660
 4508 15:55:03.897817  # [   53.486971] #PF: supervisor instruction fetch in kernel mode
 4509 15:55:03.904476  # [   53.493278] #PF: error_code(0x0011) - permissions violation
 4510 15:55:03.914109  # [   53.499499] PGD 71229067 P4D 71229067 PUD 7122a063 PMD 80000000728000e3 
 4511 15:55:03.917527  # [   53.506989] Oops: 0011 [#5] SMP PTI
 4512 15:55:03.930824  # [   53.510899] CPU: 0 PID: 1638 Comm: cat Tainted: G      D W         5.10.[   58.532243] lkdtm: Performing direct entry WRITE_RO
 4513 15:55:03.930916  158-cip21 #1
 4514 15:55:03.943813  # [   53.519544] Hardware name: Google Rammus/Ramm[   58.537940] lkdtm: attempting bad rodata write at ffffffffa61ce130
 4515 15:55:03.943903  us, BIOS  09/04/2020
 4516 15:55:03.957133  # [   53.526348] RIP: 0010:data_area+0x0/0[   58.551067] BUG: unable to handle page fault for address: ffffffffa61ce130
 4517 15:55:03.963781  [   58.564950] #PF: supervisor write access in kernel mode
 4518 15:55:03.970325  [   58.570783] #PF: error_code(0x0003) - permissions violation
 4519 15:55:03.976835  [   58.577021] PGD 71229067 P4D 71229067 PUD 7122a063 PMD 8000000070a000e1 
 4520 15:55:03.976923  x40
 4521 15:55:03.987035  # [   53.530729] Code: ff ff 00 0a 25 80 45 a0 ff ff 00 09 [   58.584509] Oops: 0003 [#14] SMP PTI
 4522 15:55:03.996585  [   58.594707] CPU: 1 PID: 1959 Comm: cat Tainted: G      D W         5.10.158-cip21 #1
 4523 15:55:04.003243  [   58.603346] Hardware name: Google Rammus/Rammus, BIOS  09/04/2020
 4524 15:55:04.006375  [   58.610152] RIP: 0010:lkdtm_WRITE_RO+0x2e/0x3a
 4525 15:55:04.032721  25 80 45 a0 ff ff 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 0[   58.615112] Code: 00 48 c7 c7 60 10 5b a6 48 c7 c6 30 e1 1c a6 e8 94 9b fd ff 48 8b 05 0f 0b 69 00 ba 34 12 cd ab 48 c7 c7 90 10 5b a6 48 31 d0 <48> 89 05 f9 0a 69 00 e9 72 9b fd ff 0f 1f 44 00 00 48 8b 05 e8 ec
 4526 15:55:04.036023  
 4527 15:55:04.039358  [   58.642306] RSP: 0018:ffffaf1b826b7e60 EFLAGS: 00010202
 4528 15:55:04.049152  [   58.648139] RAX: 000000000198b861 RBX: 0000000000000028 RCX: 0000000000000000
 4529 15:55:04.056051  [   58.656107] RDX: 00000000abcd1234 RSI: ffffa045fac9bf70 RDI: ffffffffa65b1090
 4530 15:55:04.065905  [   58.664076] RBP: ffffffffa65b027d R08: 0000000000000000 R09: 0000000000000000
 4531 15:55:04.072412  [   58.672043] R10: 00000000ffffe000 R11: 3fffffffffffffff R12: 0000000000000009
 4532 15:55:04.079086  [   58.680026] R13: ffffaf1b826b7f10 R14: ffffaf1b826b7f10 R15: ffffa045828e4000
 4533 15:55:04.088737  [   58.687996] FS:  00007f81d0949580(0000) GS:ffffa045fac80000(0000) knlGS:0000000000000000
 4534 15:55:04.095586  [   58.697033] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
 4535 15:55:04.102144  [   58.703446] CR2: ffffffffa61ce130 CR3: 0000000106440002 CR4: 00000000003706e0
 4536 15:55:04.105380  [   58.711415] Call Trace:
 4537 15:55:04.112131  [   58.714142]  direct_entry.cold+0x2c/0x38
 4538 15:55:04.115261  [   58.718523]  full_proxy_write+0x53/0x80
 4539 15:55:04.125005  0 00 00 00 00 00 00 00 00 <0f> 1f 44 00 00 c3 cc cc cc cc 66 0f [   58.722804]  vfs_write+0xe7/0x3a0
 4540 15:55:04.128280  [   58.732713]  ksys_write+0x68/0xf0
 4541 15:55:04.131825  [   58.736409]  do_syscall_64+0x30/0x40
 4542 15:55:04.138376  [   58.740398]  entry_SYSCALL_64_after_hwframe+0x61/0xc6
 4543 15:55:04.141762  [   58.746036] RIP: 0033:0x7f81d085f8f3
 4544 15:55:04.164626  [   58.750024] Code: 8b 15 a1 25 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
 4545 15:55:04.171272  [   58.770996] RSP: 002b:00007ffe29d45618 EFLAGS: 00000246 ORIG_RAX: 0000000000000001
 4546 15:55:04.181237  [   58.779451] RAX: ffffffffffffffda RBX: 0000000000000009 RCX: 00007f81d085f8f3
 4547 15:55:04.187988  [   58.787420] RDX: 0000000000000009 RSI: 00007f81d0752000 RDI: 0000000000000001
 4548 15:55:04.194513  [   58.795388] RBP: 00007f81d0752000 R08: 00007f81d0751010 R09: 0000000000000000
 4549 15:55:04.204151  [   58.803357] R10: fffffffffffffbc5 R11: 0000000000000246 R12: 0000000000000001
 4550 15:55:04.210838  [   58.811327] R13: 0000000000000001 R14: 0000000000020000 R15: 0000000000020000
 4551 15:55:04.214321  1f 44 00 00 0f 1f 44 00 00 55
 4552 15:55:04.243959  # [   53.551708] RSP: 0018:ffffaf[   58.819299] Modules linked in: fuse ip_tables cros_ec_sensors cros_ec_sensors_core industrialio_triggered_buffer kfifo_buf industrialio cros_ec_sysfs cros_ec_lightbar cros_ec_debugfs cros_ec_chardev cros_ec_sensorhub x86_pkg_temp_thermal cros_ec_dev cros_usbpd_notify
 4553 15:55:04.247100  [   58.851932] CR2: ffffffffa61ce130
 4554 15:55:04.253828  [   58.855652] ---[ end trace 633e44de706942ec ]---
 4555 15:55:04.257025  [   58.860806] RIP: 0010:lkdtm_BUG+0x5/0x10
 4556 15:55:04.276856  [   58.865182] Code: 89 ff e8 5e a6 a3 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 00 86 92 02
 4557 15:55:04.283410  [   58.886162] RSP: 0018:ffffaf1b8146fe60 EFLAGS: 00010282
 4558 15:55:04.293378  [   58.891993] RAX: ffffffffa54e0010 RBX: 0000000000000001 RCX: 0000000000000000
 4559 15:55:04.299976  [   58.899967] RDX: 0000000000000000 RSI: ffffa045fac1bf70 RDI: ffffffffa61cdcb0
 4560 15:55:04.306346  [   58.907933] RBP: ffffffffa660b620 R08: 0000000000000001 R09: 0000000000000001
 4561 15:55:04.309725  
 4562 15:55:04.316648  [   58.915925] R10: 00000000ffffe000 R11: 3fffffffffffffff R12: 0000000000000004
 4563 15:55:04.322762  [   58.923893] R13: ffffaf1b8146ff10 R14: ffffaf1b8146ff10 R15: ffffa045830ca000
 4564 15:55:04.332899  [   58.931862] FS:  00007f81d0949580(0000) GS:ffffa045fac80000(0000) knlGS:0000000000000000
 4565 15:55:04.339685  [   58.940898] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
 4566 15:55:04.346280  [   58.947312] CR2: ffffffffa61ce130 CR3: 0000000106440002 CR4: 00000000003706e0
 4567 15:55:04.355913  [   58.955281] BUG: sleeping function called from invalid context at include/linux/percpu-rwsem.h:49
 4568 15:55:04.365761  [   58.965192] in_atomic(): 0, irqs_disabled(): 1, non_block: 0, pid: 1959, name: cat
 4569 15:55:04.369115  [   58.973646] INFO: lockdep is turned off.
 4570 15:55:04.372588  [   58.978022] irq event stamp: 0
 4571 15:55:04.379076  [   58.981428] hardirqs last  enabled at (0): [<0000000000000000>] 0x0
 4572 15:55:04.388944  [   58.988418] hardirqs last disabled at (0): [<ffffffffa4d00ca0>] copy_process+0x640/0x1c80
 4573 15:55:04.398835  [   58.997552] softirqs last  enabled at (0): [<ffffffffa4d00ca0>] copy_process+0x640/0x1c80
 4574 15:55:04.405482  [   59.006685] softirqs last disabled at (0): [<0000000000000000>] 0x0
 4575 15:55:04.415591  [   59.013682] CPU: 1 PID: 1959 Comm: cat Tainted: G      D W         5.10.158-cip21 #1
 4576 15:55:04.422668  [   59.022329] Hardware name: Google Rammus/Rammus, BIOS  09/04/2020
 4577 15:55:04.425298  [   59.029133] Call Trace:
 4578 15:55:04.428765  [   59.031860]  dump_stack+0x77/0x9b
 4579 15:55:04.431971  1b8214fe48 EFLAGS: 00010246
 4580 15:55:04.438691  # [   53.557541] RAX: 0000000000000[   59.035560]  ___might_sleep.cold+0xa6/0xb6
 4581 15:55:04.441867  [   59.046343]  exit_signals+0x1c/0x2e0
 4582 15:55:04.445127  [   59.050332]  do_exit+0xd5/0xb00
 4583 15:55:04.448390  [   59.053835]  ? ksys_write+0x68/0xf0
 4584 15:55:04.455051  [   59.057718]  rewind_stack_do_exit+0x17/0x20
 4585 15:55:04.458451  [   59.062386] RIP: 0033:0x7f81d085f8f3
 4586 15:55:04.478165  [   59.066373] Code: 8b 15 a1 25 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
 4587 15:55:04.488129  [   59.087355] RSP: 002b:00007ffe29d45618 EFLAGS: 00000246 ORIG_RAX: 0000000000000001
 4588 15:55:04.494875  [   59.095811] RAX: ffffffffffffffda RBX: 0000000000000009 RCX: 00007f81d085f8f3
 4589 15:55:04.504743  [   59.103779] RDX: 0000000000000009 RSI: 00007f81d0752000 RDI: 0000000000000001
 4590 15:55:04.511482  [   59.111747] RBP: 00007f81d0752000 R08: 00007f81d0751010 R09: 0000000000000000
 4591 15:55:04.521055  [   59.119714] R10: fffffffffffffbc5 R11: 0000000000000246 R12: 0000000000000001
 4592 15:55:04.527737  [   59.127683] R13: 0000000000000001 R14: 0000000000020000 R15: 0000000000020000
 4593 15:55:04.531011  033 RBX: 0000000000000001 RCX: 0000000000000000
 4594 15:55:04.540787  # [   53.565501] RDX: 0000000000000000 RSI: ffffa045fac1bf70 RDI: ffffa045fac1bf70
 4595 15:55:04.547728  # [   53.573466] RBP: ffffffffa7e08660 R08: 0000000000000000 R09: 0000000000000000
 4596 15:55:04.557596  # [   53.581433] R10: 00000000ffffe000 R11: 3fffffffffffffff R12: 000000000000000a
 4597 15:55:04.564176  # [   53.589401] R13: ffffaf1b8214ff10 R14: ffffaf1b8214ff10 R15: ffffa04586410000
 4598 15:55:04.574015  # [   53.597368] FS:  00007f8adb668580(0000) GS:ffffa045fac00000(0000) knlGS:0000000000000000
 4599 15:55:04.580621  # [   53.606402] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
 4600 15:55:04.590374  # [   53.612816] CR2: ffffffffa7e08660 CR3: 0000000104024005 CR4: 00000000003706f0
 4601 15:55:04.593730  # [   53.620782] Call Trace:
 4602 15:55:04.597013  # [   53.623512]  ? execute_location+0x45/0x56
 4603 15:55:04.600224  # [   53.627982]  ? direct_entry.cold+0x2c/0x38
 4604 15:55:04.606799  # [   53.632543]  ? full_proxy_write+0x53/0x80
 4605 15:55:04.610107  # [   53.637016]  ? vfs_write+0xe7/0x3a0
 4606 15:55:04.613496  # [   53.640899]  ? ksys_write+0x68/0xf0
 4607 15:55:04.620188  # [   53.644791]  ? do_syscall_64+0x30/0x40
 4608 15:55:04.623456  # [   53.648974]  ? entry_SYSCALL_64_after_hwframe+0x61/0xc6
 4609 15:55:04.649954  # [   53.654811] Modules linked in: fuse ip_tables cros_ec_sensors cros_ec_sensors_core industrialio_triggered_buffer kfifo_buf industrialio cros_ec_sysfs cros_ec_lightbar cros_ec_debugfs cros_ec_chardev cros_ec_sensorhub x86_pkg_temp_thermal cros_ec_dev cros_usbpd_notify
 4610 15:55:04.653160  
 4611 15:55:04.656428  # [   53.681246] CR2: ffffffffa7e08660
 4612 15:55:04.659754  # [   53.684964] ---[ end trace 633e44de706942e3 ]---
 4613 15:55:04.666069  # [   53.690118] RIP: 0010:lkdtm_BUG+0x5/0x10
 4614 15:55:04.682889  # [   53.694493] Code: 89 ff e8 5e a6 a3 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 [   59.284046] lkdtm: Performing direct entry WRITE_RO_AFTER_INIT
 4615 15:55:04.695795  ff ff eb c9 0f 1f 44 00 00 <0f> 0b 66 0f 1f 84 00 00 00 00 00 0f[   59.291346] lkdtm: attempting bad ro_after_init write at ffffffffa662c330
 4616 15:55:04.699003   1f 44 00 00 83 05 00 86 92 02
 4617 15:55:04.712247  # [   53.715471] RSP: 0018:ffffa[   59.305186] BUG: unable to handle page fault for address: ffffffffa662c330
 4618 15:55:04.715510  [   59.319051] #PF: supervisor write access in kernel mode
 4619 15:55:04.722219  [   59.324874] #PF: error_code(0x0003) - permissions violation
 4620 15:55:04.731948  [   59.331095] PGD 71229067 P4D 71229067 PUD 7122a063 PMD 1048da063 PTE 800000007102c061
 4621 15:55:04.735394  f1b8146fe60 EFLAGS: 00010282
 4622 15:55:04.742159  # [   53.721305] RAX: ffffffffa54e[   59.339844] Oops: 0003 [#15] SMP PTI
 4623 15:55:04.751800  [   59.350044] CPU: 1 PID: 1994 Comm: cat Tainted: G      D W         5.10.158-cip21 #1
 4624 15:55:04.758337  [   59.358691] Hardware name: Google Rammus/Rammus, BIOS  09/04/2020
 4625 15:55:04.765035  [   59.365498] RIP: 0010:lkdtm_WRITE_RO_AFTER_INIT+0x4e/0x5a
 4626 15:55:04.768512  0010 RBX: 0000000000000001 RCX: 0000000000000000
 4627 15:55:04.791336  # [   53.72927[   59.371526] Code: 10 5b a6 e9 46 9b fd ff 48 c7 c7 e8 10 5b a6 e8 3a 9b fd ff 48 8b 05 b5 ec ae 00 ba 34 12 cd ab 48 c7 c7 90 10 5b a6 48 31 d0 <48> 89 05 9f ec ae 00 e9 18 9b fd ff 0f 1f 44 00 00 41 54 48 c7 c7
 4628 15:55:04.797912  [   59.398715] RSP: 0018:ffffaf1b8271fe60 EFLAGS: 00010202
 4629 15:55:04.804791  [   59.404547] RAX: 00000000fe67479e RBX: 0000000000000029 RCX: 0000000000000000
 4630 15:55:04.811062  [   59.412516] RDX: 00000000abcd1234 RSI: ffffa045fac9bf70 RDI: ffffffffa65b1090
 4631 15:55:04.821049  [   59.420474] RBP: ffffffffa65b0286 R08: 0000000000000000 R09: 0000000000000000
 4632 15:55:04.827661  [   59.428442] R10: 00000000ffffe000 R11: 3fffffffffffffff R12: 0000000000000014
 4633 15:55:04.837409  [   59.436409] R13: ffffaf1b8271ff10 R14: ffffaf1b8271ff10 R15: ffffa045855cc000
 4634 15:55:04.843814  [   59.444378] FS:  00007f79c5dda580(0000) GS:ffffa045fac80000(0000) knlGS:0000000000000000
 4635 15:55:04.850709  [   59.453405] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
 4636 15:55:04.860563  [   59.459820] CR2: ffffffffa662c330 CR3: 00000001057f2006 CR4: 00000000003706e0
 4637 15:55:04.863839  [   59.467786] Call Trace:
 4638 15:55:04.867080  [   59.470512]  direct_entry.cold+0x2c/0x38
 4639 15:55:04.877055  2] RDX: 0000000000000000 RSI: ffffa045fac1bf70 RDI: ffffffffa61c[   59.474893]  full_proxy_write+0x53/0x80
 4640 15:55:04.880087  [   59.485384]  vfs_write+0xe7/0x3a0
 4641 15:55:04.880163  dcb0
 4642 15:55:04.890108  # [   53.737240] RBP: ffffffffa660b620 R08: 00000000000000[   59.489081]  ksys_write+0x68/0xf0
 4643 15:55:04.893359  [   59.499002]  do_syscall_64+0x30/0x40
 4644 15:55:04.896676  
 4645 15:55:04.896762  01 R09: 0000000000000001
 4646 15:55:04.906641  # [   53.745207] R10: 00000000ffffe000[   59.503014]  entry_SYSCALL_64_after_hwframe+0x61/0xc6
 4647 15:55:04.909996  [   59.514864] RIP: 0033:0x7f79c5cf08f3
 4648 15:55:04.932956  [   59.518843] Code: 8b 15 a1 25 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
 4649 15:55:04.939778  [   59.539813] RSP: 002b:00007fffeb48bad8 EFLAGS: 00000246 ORIG_RAX: 0000000000000001
 4650 15:55:04.949726  [   59.548258] RAX: ffffffffffffffda RBX: 0000000000000014 RCX: 00007f79c5cf08f3
 4651 15:55:04.956287  [   59.556226] RDX: 0000000000000014 RSI: 00007f79c5be3000 RDI: 0000000000000001
 4652 15:55:04.962599  [   59.564193] RBP: 00007f79c5be3000 R08: 00007f79c5be2010 R09: 0000000000000000
 4653 15:55:04.972619  [   59.572160] R10: fffffffffffffbc5 R11: 0000000000000246 R12: 0000000000000001
 4654 15:55:04.979434  [   59.580127] R13: 0000000000000001 R14: 0000000000020000 R15: 0000000000020000
 4655 15:55:04.985748   R11: 3fffffffffffffff R12: 0000000000000004
 4656 15:55:05.012138  # [   53.753174] R[   59.588099] Modules linked in: fuse ip_tables cros_ec_sensors cros_ec_sensors_core industrialio_triggered_buffer kfifo_buf industrialio cros_ec_sysfs cros_ec_lightbar cros_ec_debugfs cros_ec_chardev cros_ec_sensorhub x86_pkg_temp_thermal cros_ec_dev cros_usbpd_notify
 4657 15:55:05.015417  [   59.620730] CR2: ffffffffa662c330
 4658 15:55:05.022235  [   59.624426] ---[ end trace 633e44de706942ed ]---
 4659 15:55:05.025491  [   59.629581] RIP: 0010:lkdtm_BUG+0x5/0x10
 4660 15:55:05.048656  [   59.633964] Code: 89 ff e8 5e a6 a3 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 00 86 92 02
 4661 15:55:05.051602  [   59.654963] RSP: 0018:ffffaf1b8146fe60 EFLAGS: 00010282
 4662 15:55:05.061498  [   59.660796] RAX: ffffffffa54e0010 RBX: 0000000000000001 RCX: 0000000000000000
 4663 15:55:05.068092  [   59.668763] RDX: 0000000000000000 RSI: ffffa045fac1bf70 RDI: ffffffffa61cdcb0
 4664 15:55:05.078101  [   59.676730] RBP: ffffffffa660b620 R08: 0000000000000001 R09: 0000000000000001
 4665 15:55:05.084865  [   59.684698] R10: 00000000ffffe000 R11: 3fffffffffffffff R12: 0000000000000004
 4666 15:55:05.091248  [   59.692664] R13: ffffaf1b8146ff10 R14: ffffaf1b8146ff10 R15: ffffa045830ca000
 4667 15:55:05.101255  [   59.700631] FS:  00007f79c5dda580(0000) GS:ffffa045fac80000(0000) knlGS:0000000000000000
 4668 15:55:05.107879  [   59.709666] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
 4669 15:55:05.117627  [   59.716080] CR2: ffffffffa662c330 CR3: 00000001057f2006 CR4: 00000000003706e0
 4670 15:55:05.120950  13: ffffaf1b8146ff10 R14: ffffaf1b8146ff10 R15: ffffa045830ca000
 4671 15:55:05.130838  # [   53.761144] FS:  00007f8adb668580(0000) GS:ffffa045fac00000(0000) knlGS:0000000000000000
 4672 15:55:05.137575  # [   53.770180] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
 4673 15:55:05.147343  # [   53.776595] CR2: ffffffffa7e08660 CR3: 0000000104024005 CR4: 00000000003706f0
 4674 15:55:05.157432  # [   53.784564] BUG: sleeping function called from invalid context at include/linux/percpu-rwsem.h:49
 4675 15:55:05.164013  # [   53.794474] in_atomic(): 0, irqs_disabled(): 1, non_block: 0, pid: 1638, name: cat
 4676 15:55:05.170635  # [   53.802929] INFO: lockdep is turned off.
 4677 15:55:05.173867  # [   53.807302] irq event stamp: 0
 4678 15:55:05.180678  # [   53.810708] hardirqs last  enabled at (0): [<0000000000000000>] 0x0
 4679 15:55:05.190656  # [   53.817704] hardirqs last disabled at (0): [<ffffffffa4d00ca0>] copy_process+0x640/0x1c80
 4680 15:55:05.200537  # [   53.826838] softirqs last  enabled at (0): [<ffffffffa4d00ca0>] copy_process+0x640/0x1c80
 4681 15:55:05.207128  # [   53.835971] softirqs last disabled at (0): [<0000000000000000>] 0x0
 4682 15:55:05.216879  # [   53.842960] CPU: 0 PID: 1638 Comm: cat Tainted: G      D W         5.10.158-cip21 #1
 4683 15:55:05.223561  # [   53.851606] Hardware name: Google Rammus/Rammus, BIOS  09/04/2020
 4684 15:55:05.226867  # [   53.858408] Call Trace:
 4685 15:55:05.230139  # [   53.861136]  dump_stack+0x77/0x9b
 4686 15:55:05.233614  # [   53.864839]  ___might_sleep.cold+0xa6/0xb6
 4687 15:55:05.236579  # [   53.869417]  exit_signals+0x1c/0x2e0
 4688 15:55:05.243303  # [   53.873404]  do_exit+0xd5/0xb00
 4689 15:55:05.246771  # [   53.876907]  ? ksys_write+0x68/0xf0
 4690 15:55:05.249786  # [   53.880792]  rewind_stack_do_exit+0x17/0x20
 4691 15:55:05.259799  # [   53.885465] RIP: 0[   59.856916] lkdtm: Performing direct entry WRITE_KERN
 4692 15:55:05.266583  [   59.866557] lkdtm: attempting bad 6672827 byte write at ffffffffa5b3d59b
 4693 15:55:05.273140  [   59.874056] BUG: unable to handle page fault for address: ffffffffa5b3d59b
 4694 15:55:05.279750  [   59.881738] #PF: supervisor write access in kernel mode
 4695 15:55:05.286283  [   59.887572] #PF: error_code(0x0003) - permissions violation
 4696 15:55:05.292986  [   59.893783] PGD 71229067 P4D 71229067 PUD 7122a063 PMD 704000e1 
 4697 15:55:05.296303  [   59.900492] Oops: 0003 [#16] SMP PTI
 4698 15:55:05.306022  [   59.904479] CPU: 3 PID: 2029 Comm: cat Tainted: G      D W         5.10.158-cip21 #1
 4699 15:55:05.312543  [   59.913127] Hardware name: Google Rammus/Rammus, BIOS  09/04/2020
 4700 15:55:05.315948  [   59.919933] RIP: 0010:lkdtm_WRITE_KERN+0x38/0x4e
 4701 15:55:05.338918  [   59.925108] Code: 53 48 c7 c3 9b d5 b3 a5 49 89 dc 48 89 da 49 81 ec e0 03 4e a5 4c 89 e6 e8 ed 9a fd ff 48 89 df 4c 89 e1 48 c7 c6 e0 03 4e a5 <f3> a4 48 c7 c7 90 10 5b a6 e8 d2 9a fd ff 5b 41 5c e9 b7 fe ff ff
 4702 15:55:05.345669  [   59.946087] RSP: 0018:ffffaf1b8271fe50 EFLAGS: 00010246
 4703 15:55:05.352257  [   59.951917] RAX: 000000000000003c RBX: ffffffffa5b3d59b RCX: 000000000065d1bb
 4704 15:55:05.358729  [   59.959884] RDX: 0000000000000000 RSI: ffffffffa54e03e0 RDI: ffffffffa5b3d59b
 4705 15:55:05.368878  [   59.967852] RBP: ffffffffa65b029a R08: 0000000000000000 R09: 0000000000000000
 4706 15:55:05.375388  [   59.975819] R10: 00000000ffffe000 R11: 3fffffffffffffff R12: 000000000065d1bb
 4707 15:55:05.385211  [   59.983788] R13: ffffaf1b8271ff10 R14: ffffaf1b8271ff10 R15: ffffa045829d9000
 4708 15:55:05.391512  [   59.991756] FS:  00007f5f69c93580(0000) GS:ffffa045fad80000(0000) knlGS:0000000000000000
 4709 15:55:05.398090  [   60.000791] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
 4710 15:55:05.407946  [   60.007205] CR2: ffffffffa5b3d59b CR3: 0000000105760002 CR4: 00000000003706e0
 4711 15:55:05.411357  [   60.015172] Call Trace:
 4712 15:55:05.414599  [   60.017898]  direct_entry.cold+0x2c/0x38
 4713 15:55:05.417890  [   60.022277]  full_proxy_write+0x53/0x80
 4714 15:55:05.421095  [   60.026557]  vfs_write+0xe7/0x3a0
 4715 15:55:05.424487  [   60.030254]  ksys_write+0x68/0xf0
 4716 15:55:05.431215  [   60.033967]  do_syscall_64+0x30/0x40
 4717 15:55:05.434579  [   60.037957]  entry_SYSCALL_64_after_hwframe+0x61/0xc6
 4718 15:55:05.441280  [   60.043596] RIP: 0033:0x7f5f69ba98f3
 4719 15:55:05.460701  [   60.047583] Code: 8b 15 a1 25 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
 4720 15:55:05.470839  [   60.068563] RSP: 002b:00007fff6d3b4cf8 EFLAGS: 00000246 ORIG_RAX: 0000000000000001
 4721 15:55:05.477205  [   60.077017] RAX: ffffffffffffffda RBX: 000000000000000b RCX: 00007f5f69ba98f3
 4722 15:55:05.483966  [   60.084985] RDX: 000000000000000b RSI: 00007f5f69a9c000 RDI: 0000000000000001
 4723 15:55:05.493886  [   60.092964] RBP: 00007f5f69a9c000 R08: 00007f5f69a9b010 R09: 0000000000000000
 4724 15:55:05.500726  [   60.100933] R10: fffffffffffffbc5 R11: 0000000000000246 R12: 0000000000000001
 4725 15:55:05.510381  [   60.108900] R13: 0000000000000001 R14: 0000000000020000 R15: 0000000000020000
 4726 15:55:05.536781  [   60.116871] Modules linked in: fuse ip_tables cros_ec_sensors cros_ec_sensors_core industrialio_triggered_buffer kfifo_buf industrialio cros_ec_sysfs cros_ec_lightbar cros_ec_debugfs cros_ec_chardev cros_ec_sensorhub x86_pkg_temp_thermal cros_ec_dev cros_usbpd_notify
 4727 15:55:05.536875  033:0x7f8adb57e8f3
 4728 15:55:05.546527  # [   53.889453] Code: 8b 15 a1 25 0e 00 f7 [   60.143330] CR2: ffffffffa5b3d59b
 4729 15:55:05.549835  [   60.153239] ---[ end trace 633e44de706942ee ]---
 4730 15:55:05.556542  [   60.158394] RIP: 0010:lkdtm_BUG+0x5/0x10
 4731 15:55:05.576277  [   60.162769] Code: 89 ff e8 5e a6 a3 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 00 86 92 02
 4732 15:55:05.582692  [   60.183749] RSP: 0018:ffffaf1b8146fe60 EFLAGS: 00010282
 4733 15:55:05.589466  [   60.189581] RAX: ffffffffa54e0010 RBX: 0000000000000001 RCX: 0000000000000000
 4734 15:55:05.599179  [   60.197548] RDX: 0000000000000000 RSI: ffffa045fac1bf70 RDI: ffffffffa61cdcb0
 4735 15:55:05.605811  [   60.205515] RBP: ffffffffa660b620 R08: 0000000000000001 R09: 0000000000000001
 4736 15:55:05.612328  [   60.213484] R10: 00000000ffffe000 R11: 3fffffffffffffff R12: 0000000000000004
 4737 15:55:05.622386  [   60.221451] R13: ffffaf1b8146ff10 R14: ffffaf1b8146ff10 R15: ffffa045830ca000
 4738 15:55:05.632316  [   60.229421] FS:  00007f5f69c93580(0000) GS:ffffa045fad80000(0000) knlGS:0000000000000000
 4739 15:55:05.635306  [   60.238450] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
 4740 15:55:05.645193  [   60.244865] CR2: ffffffffa5b3d59b CR3: 0000000105760002 CR4: 00000000003706e0
 4741 15:55:05.661684  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
 4742 15:55:05.671720  # [   53.910436] RSP: 002b:00007ffce4aa3828 EFLAGS: 00000246 ORIG_RAX: 0000000000000001
 4743 15:55:05.678260  # [   53.918890] RAX: ffffffffffffffda RBX: 000000000000000a RCX: 00007f8adb57e8f3
 4744 15:55:05.688039  # [   53.926857] RDX: 000000000000000a RSI: 00007f8adb471000 RDI: 0000000000000001
 4745 15:55:05.694676  # [   53.934826] RBP: 00007f8adb471000 R08: 00007f8adb470010 R09: 0000000000000000
 4746 15:55:05.704634  # [   53.942794] R10: fffffffffffffbc5 R11: 0000000000000246 R12: 0000000000000001
 4747 15:55:05.711327  # [   53.950762] R13: 0000000000000001 R14: 0000000000020000 R15: 0000000000020000
 4748 15:55:05.714623  # EXEC_DATA: saw 'call trace:': ok
 4749 15:55:05.717876  ok 30 selftests: lkdtm: EXEC_DATA.sh
 4750 15:55:05.721234  # selftests: lkdtm: EXEC_STACK.sh
 4751 15:55:05.721315  # Killed
 4752 15:55:05.724629  
 4753 15:55:05.727833  # [   54.062732] lkdtm: Performing direct entry EXEC_STACK
 4754 15:55:05.734410  # [   54.070052] lkdtm: attempting ok execution at ffffffffa54e03e0
 4755 15:55:05.741081  # [   54.076601] lkdtm: attempting bad execution at ffffaf1b82207e18
 4756 15:55:05.750889  # [   54.083267] kernel tried to execute NX-protected page - exploit attempt? (uid: 0)
 4757 15:55:05.764108  # [   54.091631] BUG: unable to handle page fault for address: [   60.362943] lkdtm: Performing direct entry REFCOUNT_INC_OVERFLOW
 4758 15:55:05.764230  ffffaf1b82207e18
 4759 15:55:05.777469  # [   54.105521] #PF: supervisor instruction f[   60.371463] lkdtm: attempting good refcount_inc() without overflow
 4760 15:55:05.777560  etch in kernel mode
 4761 15:55:05.787379  # [   54.111840] #PF: error_code(0x0011) - [   60.384587] lkdtm: attempting bad refcount_inc() overflow
 4762 15:55:05.790749  
 4763 15:55:05.790864  permissions violation
 4764 15:55:05.800674  # [   54.118062] PGD 100000067 P4D 100000[   60.396826] ------------[ cut here ]------------
 4765 15:55:05.807254  [   60.408198] refcount_t: saturated; leaking memory.
 4766 15:55:05.810497  067 PUD 10020b067 PMD 1064c7067 PTE 8000000103421063
 4767 15:55:05.820439  # [   54.1[   60.413578] WARNING: CPU: 1 PID: 2064 at lib/refcount.c:22 refcount_warn_saturate+0x51/0x110
 4768 15:55:05.823828  33319] Oops: 0011 [#6] SMP PTI
 4769 15:55:05.853609  # [   54.137213] CPU: 3 PID: 167[   60.429187] Modules linked in: fuse ip_tables cros_ec_sensors cros_ec_sensors_core industrialio_triggered_buffer kfifo_buf industrialio cros_ec_sysfs cros_ec_lightbar cros_ec_debugfs cros_ec_chardev cros_ec_sensorhub x86_pkg_temp_thermal cros_ec_dev cros_usbpd_notify
 4770 15:55:05.859975  4 Comm: cat Tainted: G      D W         5.10.158-cip21 #1
 4771 15:55:05.869834  # [  [   60.461822] CPU: 1 PID: 2064 Comm: cat Tainted: G      D W         5.10.158-cip21 #1
 4772 15:55:05.882970   54.145862] Hardware name: Google Rammus/Rammus, BIOS  09/04/202[   60.476684] Hardware name: Google Rammus/Rammus, BIOS  09/04/2020
 4773 15:55:05.883059  0
 4774 15:55:05.886367  # [   54.152670] RIP: 0010:0xffffaf1b82207e18
 4775 15:55:05.893078  # [   54.15704[   60.489708] RIP: 0010:refcount_warn_saturate+0x51/0x110
 4776 15:55:05.922770  9] Code: 00 00 18 7e 20 82 1b af ff ff f1 d5 b3 a5 ff ff ff ff 2[   60.501758] Code: 84 bc 00 00 00 c3 cc cc cc cc 85 f6 74 46 80 3d c1 27 94 01 00 75 ee 48 c7 c7 a0 bb 54 a6 c6 05 b1 27 94 01 01 e8 39 66 95 00 <0f> 0b c3 cc cc cc cc 80 3d 9d 27 94 01 00 75 cb 48 c7 c7 c8 bb 54
 4777 15:55:05.932324  0 00 00 00 00 00 00 00 16 02 5b a6 ff ff ff ff 20 d7 b3 a5 ff ff[   60.528966] RSP: 0018:ffffaf1b82807e48 EFLAGS: 00010286
 4778 15:55:05.948834   ff ff <0f> 1f 44 00 00 c3 cc cc cc cc 66 0f 1f 44 00 00 0f 1f 4[   60.541015] RAX: 0000000000000000 RBX: 000000000000002b RCX: 0000000000000000
 4779 15:55:05.948961  4 00 00 55
 4780 15:55:05.962146  # [   54.178031] RSP: 0018:ffffaf1b82207df8 EFLAGS: [   60.555205] RDX: ffffa045facac660 RSI: ffffa045fac9bf70 RDI: ffffa045fac9bf70
 4781 15:55:05.962268  00010246
 4782 15:55:05.975179  # [   54.183862] RAX: 0000000000000033 RBX: 0000000000[   60.569393] RBP: ffffffffa65b02a5 R08: 0000000000000000 R09: 0000000000000000
 4783 15:55:05.978648  000001 RCX: 0000000000000000
 4784 15:55:05.988517  # [   54.191830] RDX: 000000000000[   60.583577] R10: 00000000ffffe000 R11: 3fffffffffffffff R12: 0000000000000016
 4785 15:55:05.995111  0000 RSI: ffffa045fad9bf70 RDI: ffffa045fad9bf70
 4786 15:55:06.004908  # [   54.19979[   60.597763] R13: ffffaf1b82807f10 R14: ffffaf1b82807f10 R15: ffffa0458305a000
 4787 15:55:06.018087  8] RBP: ffffaf1b82207e18 R08: 0000000000000000 R09: 000000000000[   60.611967] FS:  00007fa603535580(0000) GS:ffffa045fac80000(0000) knlGS:0000000000000000
 4788 15:55:06.021639  0000
 4789 15:55:06.031357  # [   54.207764] R10: 00000000ffffe000 R11: 3fffffffffffff[   60.627245] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
 4790 15:55:06.034619  ff R12: 000000000000000b
 4791 15:55:06.044623  # [   54.215732] R13: ffffaf1b82207f10[   60.639856] CR2: 00007fa60333e000 CR3: 00000001035dc006 CR4: 00000000003706e0
 4792 15:55:06.048082  [   60.654038] Call Trace:
 4793 15:55:06.054697   R14: ffffaf1b82207f10 R15: ffffa04583367000
 4794 15:55:06.061376  # [   54.223701] F[   60.656789]  lkdtm_REFCOUNT_INC_OVERFLOW+0x70/0x98
 4795 15:55:06.070949  S:  00007fd18a010580(0000) GS:ffffa045fad80000(0000) knlGS:00000[   60.668327]  direct_entry.cold+0x2c/0x38
 4796 15:55:06.071033  00000000000
 4797 15:55:06.081132  # [   54.232735] CS:  0010 DS: 0000 ES: 0000 CR0: 0[   60.678922]  full_proxy_write+0x53/0x80
 4798 15:55:06.084483  000000080050033
 4799 15:55:06.091061  # [   54.239148] CR2: ffffaf1b82207e18 CR3: 000[   60.689418]  vfs_write+0xe7/0x3a0
 4800 15:55:06.094334  00001026fa001 CR4: 00000000003706e0
 4801 15:55:06.100911  # [   54.247114] Call Trace[   60.699331]  ksys_write+0x68/0xf0
 4802 15:55:06.101049  :
 4803 15:55:06.107622  # [   54.249844]  ? execute_location+0x45/0x56
 4804 15:55:06.110602  # [   54.2605[   60.709245]  do_syscall_64+0x30/0x40
 4805 15:55:06.114025  33]  ? lkdtm_EXEC_STACK+0x26/0x44
 4806 15:55:06.124010  # [   54.265020]  ? direct_en[   60.719450]  entry_SYSCALL_64_after_hwframe+0x61/0xc6
 4807 15:55:06.124096  try.cold+0x2c/0x38
 4808 15:55:06.134048  # [   54.269591]  ? full_proxy_write+0x53/0x[   60.731304] RIP: 0033:0x7fa60344b8f3
 4809 15:55:06.153798  [   60.741510] Code: 8b 15 a1 25 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
 4810 15:55:06.153891  80
 4811 15:55:06.160040  # [   54.274058]  ? vfs_write+0xe7/0x3a0
 4812 15:55:06.170026  # [   54.277948]  [   60.762492] RSP: 002b:00007ffc9ecae0d8 EFLAGS: 00000246 ORIG_RAX: 0000000000000001
 4813 15:55:06.176419  [   60.777158] RAX: ffffffffffffffda RBX: 0000000000000016 RCX: 00007fa60344b8f3
 4814 15:55:06.179812  ? ksys_write+0x68/0xf0
 4815 15:55:06.193130  # [   54.281832]  ? do_syscall_64+0x30/0[   60.785132] RDX: 0000000000000016 RSI: 00007fa60333e000 RDI: 0000000000000001
 4816 15:55:06.199692  [   60.799312] RBP: 00007fa60333e000 R08: 00007fa60333d010 R09: 0000000000000000
 4817 15:55:06.199779  x40
 4818 15:55:06.212956  # [   54.286019]  ? entry_SYSCALL_64_after_hwframe+0x61/0xc[   60.807286] R10: fffffffffffffbc5 R11: 0000000000000246 R12: 0000000000000001
 4819 15:55:06.222545  [   60.821463] R13: 0000000000000001 R14: 0000000000020000 R15: 0000000000020000
 4820 15:55:06.222654  6
 4821 15:55:06.232569  # [   54.291855] Modules linked in: fuse ip_tables cros_ec_se[   60.829459] irq event stamp: 0
 4822 15:55:06.238940  [   60.839052] hardirqs last  enabled at (0): [<0000000000000000>] 0x0
 4823 15:55:06.252360  nsors cros_ec_sensors_core industrialio_triggered_buffer kfifo_b[   60.846055] hardirqs last disabled at (0): [<ffffffffa4d00ca0>] copy_process+0x640/0x1c80
 4824 15:55:06.268732  uf industrialio cros_ec_sysfs cros_ec_lightbar cros_ec_debugfs c[   60.861403] softirqs last  enabled at (0): [<ffffffffa4d00ca0>] copy_process+0x640/0x1c80
 4825 15:55:06.282144  ros_ec_chardev cros_ec_sensorhub x86_pkg_temp_thermal cros_ec_de[   60.876753] softirqs last disabled at (0): [<0000000000000000>] 0x0
 4826 15:55:06.285196  v cros_usbpd_notify
 4827 15:55:06.288472  # [   54.318315] CR2: ffffaf1b82207e18
 4828 15:55:06.295087  # [[   60.889969] ---[ end trace 633e44de706942ef ]---
 4829 15:55:06.298362  [   60.901338] lkdtm: Overflow detected: saturated
 4830 15:55:06.304927     54.322020] ---[ end trace 633e44de706942e4 ]---
 4831 15:55:06.308354  # [   54.327164] RIP: 0010:lkdtm_BUG+0x5/0x10
 4832 15:55:06.327893  # [   54.331539] Code: 89 ff e8 5e a6 a3 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 00 86 92 02
 4833 15:55:06.334462  # [   54.352518] RSP: 0018:ffffaf1b8146fe60 EFLAGS: 00010282
 4834 15:55:06.344458  # [   54.358350] RAX: ffffffffa54e0010 RBX: 0000000000000001 RCX: 0000000000000000
 4835 15:55:06.351174  # [   54.366318] RDX: 0000000000000000 RSI: ffffa045fac1bf70 RDI: ffffffffa61cdcb0
 4836 15:55:06.360833  # [   54.374286] RBP: ffffffffa660b620 R08: 0000000000000001 R09: 0000000000000001
 4837 15:55:06.367408  # [   54.382253] R10: 00000000ffffe000 R11: 3fffffffffffffff R12: 0000000000000004
 4838 15:55:06.377600  # [   54.390221] R13: ffffaf1b8146ff10 R14: ffffaf1b8146ff10 R15: ffffa045830ca000
 4839 15:55:06.384156  # [   54.398187] FS:  00007fd18a010580(0000) GS:ffffa045fad80000(0000) knlGS:0000000000000000
 4840 15:55:06.390837  # [   54.407222] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
 4841 15:55:06.400630  # [   54.413635] CR2: ffffaf1b82207e18 CR3: 00000001026fa001 CR4: 00000000003706e0
 4842 15:55:06.404015  # EXEC_STACK: saw 'call trace:': ok
 4843 15:55:06.407301  ok 31 selftests: lkdtm: EXEC_STACK.sh
 4844 15:55:06.416996  # selftests: lkdtm: EXEC_KMALL[   61.014978] lkdtm: Performing direct entry REFCOUNT_ADD_OVERFLOW
 4845 15:55:06.417082  OC.sh
 4846 15:55:06.417150  # Killed
 4847 15:55:06.420362  
 4848 15:55:06.430562  # [   54.503949] lkdtm: Performing direct entry[   61.024973] lkdtm: attempting good refcount_add() without overflow
 4849 15:55:06.430654   EXEC_KMALLOC
 4850 15:55:06.443825  # [   54.514493] lkdtm: attempting ok execution a[   61.038095] lkdtm: attempting bad refcount_add() overflow
 4851 15:55:06.447200  [   61.050334] ------------[ cut here ]------------
 4852 15:55:06.450082  t ffffffffa54e03e0
 4853 15:55:06.460028  # [   54.521013] lkdtm: attempting bad execu[   61.055490] refcount_t: saturated; leaking memory.
 4854 15:55:06.460114  tion at ffffa04584179900
 4855 15:55:06.463340  
 4856 15:55:06.473158  # [   54.527638] kernel tried to execu[   61.067081] WARNING: CPU: 1 PID: 2096 at lib/refcount.c:22 refcount_warn_saturate+0x51/0x110
 4857 15:55:06.479806  te NX-protected page - exploit attempt? (uid: 0)
 4858 15:55:06.506369  # [   54.53602[   61.082693] Modules linked in: fuse ip_tables cros_ec_sensors cros_ec_sensors_core industrialio_triggered_buffer kfifo_buf industrialio cros_ec_sysfs cros_ec_lightbar cros_ec_debugfs cros_ec_chardev cros_ec_sensorhub x86_pkg_temp_thermal cros_ec_dev cros_usbpd_notify
 4859 15:55:06.522838  0] BUG: unable to handle page fault for address: ffffa0458417990[   61.115328] CPU: 1 PID: 2096 Comm: cat Tainted: G      D W         5.10.158-cip21 #1
 4860 15:55:06.522944  0
 4861 15:55:06.535831  # [   54.549911] #PF: supervisor instruction fetch in kernel [   61.130193] Hardware name: Google Rammus/Rammus, BIOS  09/04/2020
 4862 15:55:06.535929  mode
 4863 15:55:06.545705  # [   54.556231] #PF: error_code(0x0011) - permissions vio[   61.143220] RIP: 0010:refcount_warn_saturate+0x51/0x110
 4864 15:55:06.549236  lation
 4865 15:55:06.575429  # [   54.562453] PGD 72a01067 P4D 72a01067 PUD 10084c063[   61.155267] Code: 84 bc 00 00 00 c3 cc cc cc cc 85 f6 74 46 80 3d c1 27 94 01 00 75 ee 48 c7 c7 a0 bb 54 a6 c6 05 b1 27 94 01 01 e8 39 66 95 00 <0f> 0b c3 cc cc cc cc 80 3d 9d 27 94 01 00 75 cb 48 c7 c7 c8 bb 54
 4866 15:55:06.578899   PMD 1054f4063 PTE 8000000104179063
 4867 15:55:06.585382  # [   54.577515] Oops: 0011[   61.182464] RSP: 0018:ffffaf1b8289fe48 EFLAGS: 00010286
 4868 15:55:06.588662   [#7] SMP PTI
 4869 15:55:06.601888  # [   54.581407] CPU: 3 PID: 1710 Comm: cat Taint[   61.194540] RAX: 0000000000000000 RBX: 000000000000002c RCX: 0000000000000000
 4870 15:55:06.605275  ed: G      D W         5.10.158-cip21 #1
 4871 15:55:06.614862  # [   54.590053] Hardw[   61.208730] RDX: ffffa045facac660 RSI: ffffa045fac9bf70 RDI: ffffa045fac9bf70
 4872 15:55:06.621546  [   61.222915] RBP: ffffffffa65b02bb R08: 0000000000000000 R09: 0000000000000000
 4873 15:55:06.628176  are name: Google Rammus/Rammus, BIOS  09/04/2020
 4874 15:55:06.637959  # [   54.59685[   61.230888] R10: 00000000ffffe000 R11: 3fffffffffffffff R12: 0000000000000016
 4875 15:55:06.644808  [   61.245069] R13: ffffaf1b8289ff10 R14: ffffaf1b8289ff10 R15: ffffa045865c1000
 4876 15:55:06.647958  8] RIP: 0010:0xffffa04584179900
 4877 15:55:06.661278  # [   54.601235] Code: ad de 40[   61.253044] FS:  00007fe0d470e580(0000) GS:ffffa045fac80000(0000) knlGS:0000000000000000
 4878 15:55:06.667682  [   61.268293] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
 4879 15:55:06.680868   5b c8 84 45 a0 ff ff 80 9e 17 84 45 a0 ff ff 00 00 00 00 00 00 [   61.274713] CR2: 00007fe0d4517000 CR3: 00000001035dc005 CR4: 00000000003706e0
 4880 15:55:06.684219  [   61.288894] Call Trace:
 4881 15:55:06.694199  00 00 00 00 00 00 40 00 38 00 09 00 40 00 18 00 17 00 <0f> 1f 44[   61.291629]  lkdtm_REFCOUNT_ADD_OVERFLOW+0x7f/0xa7
 4882 15:55:06.700847   00 00 c3 cc cc cc cc 66 0f 1f 44 00 00 0f 1f 44 00 00 55
 4883 15:55:06.707467  # [  [   61.303187]  direct_entry.cold+0x2c/0x38
 4884 15:55:06.710430   54.622212] RSP: 0018:ffffaf1b82287e38 EFLAGS: 00010246
 4885 15:55:06.717123  # [   5[   61.313781]  full_proxy_write+0x53/0x80
 4886 15:55:06.727017  4.628046] RAX: 0000000000000033 RBX: 0000000000000001 RCX: 00000[   61.324279]  vfs_write+0xe7/0x3a0
 4887 15:55:06.727176  00000000000
 4888 15:55:06.736923  # [   54.636012] RDX: 0000000000000000 RSI: ffffa04[   61.334194]  ksys_write+0x68/0xf0
 4889 15:55:06.740099  5fad9bf70 RDI: ffffa045fad9bf70
 4890 15:55:06.746717  # [   54.643982] RBP: ffffa0458[   61.344109]  do_syscall_64+0x30/0x40
 4891 15:55:06.749969  4179900 R08: 0000000000000000 R09: 0000000000000000
 4892 15:55:06.756745  # [   54.65[   61.354314]  entry_SYSCALL_64_after_hwframe+0x61/0xc6
 4893 15:55:06.759945  
 4894 15:55:06.770071  1964] R10: 00000000ffffe000 R11: 3fffffffffffffff R12: 000000000[   61.366170] RIP: 0033:0x7fe0d46248f3
 4895 15:55:06.789680  [   61.376375] Code: 8b 15 a1 25 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
 4896 15:55:06.789844  000000d
 4897 15:55:06.802696  # [   54.659933] R13: ffffaf1b82287f10 R14: ffffaf1b822[   61.397358] RSP: 002b:00007ffccd07f758 EFLAGS: 00000246 ORIG_RAX: 0000000000000001
 4898 15:55:06.812915  [   61.412024] RAX: ffffffffffffffda RBX: 0000000000000016 RCX: 00007fe0d46248f3
 4899 15:55:06.816019  87f10 R15: ffffa04582878000
 4900 15:55:06.826148  # [   54.667927] FS:  00007f08da004[   61.419998] RDX: 0000000000000016 RSI: 00007fe0d4517000 RDI: 0000000000000001
 4901 15:55:06.832747  580(0000) GS:ffffa045fad80000(0000) knlGS:0000000000000000
 4902 15:55:06.839423  # [ [   61.434181] RBP: 00007fe0d4517000 R08: 00007fe0d4516010 R09: 0000000000000000
 4903 15:55:06.845747    54.676964] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
 4904 15:55:06.855798  [   61.448365] R10: fffffffffffffbc5 R11: 0000000000000246 R12: 0000000000000001
 4905 15:55:06.868812  # [   54.683378] CR2: ffffa04584179900 CR3: 000000010651c003 CR4[   61.462551] R13: 0000000000000001 R14: 0000000000020000 R15: 0000000000020000
 4906 15:55:06.872103  : 00000000003706e0
 4907 15:55:06.872199  # [   54.691345] Call Trace:
 4908 15:55:06.878882  # [   54.69407[   61.476743] irq event stamp: 0
 4909 15:55:06.882251  4]  ? execute_location+0x45/0x56
 4910 15:55:06.892132  # [   54.698549]  ? lkdtm_EXEC[   61.486362] hardirqs last  enabled at (0): [<0000000000000000>] 0x0
 4911 15:55:06.892284  _KMALLOC+0x2c/0x40
 4912 15:55:06.895413  
 4913 15:55:06.908406  # [   54.703215]  ? direct_entry.cold+0x2c/0[   61.499579] hardirqs last disabled at (0): [<ffffffffa4d00ca0>] copy_process+0x640/0x1c80
 4914 15:55:06.908569  x38
 4915 15:55:06.912001  # [   54.707787]  ? full_proxy_write+0x53/0x80
 4916 15:55:06.921838  # [   54.71[   61.514932] softirqs last  enabled at (0): [<ffffffffa4d00ca0>] copy_process+0x640/0x1c80
 4917 15:55:06.925217  2260]  ? vfs_write+0xe7/0x3a0
 4918 15:55:06.935218  # [   54.716144]  ? ksys_write+0x[   61.530282] softirqs last disabled at (0): [<0000000000000000>] 0x0
 4919 15:55:06.935342  68/0xf0
 4920 15:55:06.941462  # [   54.720035]  ? do_syscall_64+0x30/0x40
 4921 15:55:06.948046  # [   54.7[   61.543499] ---[ end trace 633e44de706942f0 ]---
 4922 15:55:06.951372  24210]  ? entry_SYSCALL_64_after_hwframe+0x61/0xc6
 4923 15:55:06.958036  # [   54.730[   61.554870] lkdtm: Overflow detected: saturated
 4924 15:55:06.984501  046] Modules linked in: fuse ip_tables cros_ec_sensors cros_ec_sensors_core industrialio_triggered_buffer kfifo_buf industrialio cros_ec_sysfs cros_ec_lightbar cros_ec_debugfs cros_ec_chardev cros_ec_sensorhub x86_pkg_temp_thermal cros_ec_dev cros_usbpd_notify
 4925 15:55:06.987744  # [   54.756499] CR2: ffffa04584179900
 4926 15:55:06.994163  # [   54.766406] ---[ end trace 633e44de706942e5 ]---
 4927 15:55:06.997543  # [   54.771558] RIP: 0010:lkdtm_BUG+0x5/0x10
 4928 15:55:07.017437  # [   54.775933] Code: 89 ff e8 5e a6 a3 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 00 86 92 02
 4929 15:55:07.024031  # [   54.796935] RSP: 0018:ffffaf1b8146fe60 EFLAGS: 00010282
 4930 15:55:07.033918  # [   54.802766] RAX: ffffffffa54e0010 RBX: 0000000000000001 RCX: 0000000000000000
 4931 15:55:07.040465  # [   54.810734] RDX: 0000000000000000 RSI: ffffa045fac1bf70 RDI: ffffffffa61cdcb0
 4932 15:55:07.050081  # [   54.818701] RBP: ffffffffa660b620 R08: 0000000000000001 R09: 0000000000000001
 4933 15:55:07.056690  # [   54.826667] R10: 00000000ffffe000 R11: 3fffffffffffffff R12: 0000000000000004
 4934 15:55:07.069900  # [   54.834634] R13: ffffaf1b8146ff10 R14: ffffaf1b8146ff10 R15: ff[   61.669762] lkdtm: Performing direct entry REFCOUNT_INC_NOT_ZERO_OVERFLOW
 4935 15:55:07.080013  [   61.679398] lkdtm: attempting bad refcount_inc_not_zero() overflow
 4936 15:55:07.082970  [   61.686333] ------------[ cut here ]------------
 4937 15:55:07.089891  [   61.691521] refcount_t: saturated; leaking memory.
 4938 15:55:07.089983  ffa045830ca000
 4939 15:55:07.103112  # [   54.842600] FS:  00007f08da004580(0000) GS:[   61.696886] WARNING: CPU: 3 PID: 2128 at lib/refcount.c:19 refcount_warn_saturate+0x97/0x110
 4940 15:55:07.106414  
 4941 15:55:07.132532  [   61.712519] Modules linked in: fuse ip_tables cros_ec_sensors cros_ec_sensors_core industrialio_triggered_buffer kfifo_buf industrialio cros_ec_sysfs cros_ec_lightbar cros_ec_debugfs cros_ec_chardev cros_ec_sensorhub x86_pkg_temp_thermal cros_ec_dev cros_usbpd_notify
 4942 15:55:07.135977  ffffa045fad80000(0000) knlGS:0000000000000000
 4943 15:55:07.145769  # [   54.851637] [   61.738980] CPU: 3 PID: 2128 Comm: cat Tainted: G      D W         5.10.158-cip21 #1
 4944 15:55:07.152482  [   61.753862] Hardware name: Google Rammus/Rammus, BIOS  09/04/2020
 4945 15:55:07.158818  CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
 4946 15:55:07.165407  # [   54.8580[   61.760684] RIP: 0010:refcount_warn_saturate+0x97/0x110
 4947 15:55:07.185206  [   61.772724] Code: 01 01 e8 16 66 95 00 0f 0b c3 cc cc cc cc 80 3d 7c 27 94 01 00 75 a8 48 c7 c7 a0 bb 54 a6 c6 05 6c 27 94 01 01 e8 f3 65 95 00 <0f> 0b c3 cc cc cc cc 80 3d 56 27 94 01 00 75 85 48 c7 c7 f8 bb 54
 4948 15:55:07.191759  [   61.793704] RSP: 0018:ffffaf1b828ffe38 EFLAGS: 00010282
 4949 15:55:07.198313  [   61.799539] RAX: 0000000000000000 RBX: 000000007fffffff RCX: 0000000000000000
 4950 15:55:07.208210  [   61.807509] RDX: ffffa045fadac660 RSI: ffffa045fad9bf70 RDI: ffffa045fad9bf70
 4951 15:55:07.215041  [   61.815480] RBP: ffffffffa65afef8 R08: 0000000000000000 R09: 0000000000000000
 4952 15:55:07.224979  [   61.823450] R10: 00000000ffffe000 R11: 3fffffffffffffff R12: 000000000000001f
 4953 15:55:07.231662  [   61.831421] R13: ffffaf1b828fff10 R14: ffffaf1b828fff10 R15: ffffa04583043000
 4954 15:55:07.241172  [   61.839392] FS:  00007f5aec64f580(0000) GS:ffffa045fad80000(0000) knlGS:0000000000000000
 4955 15:55:07.247907  [   61.848430] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
 4956 15:55:07.254628  [   61.854848] CR2: 00007f5aec458000 CR3: 0000000103046006 CR4: 00000000003706e0
 4957 15:55:07.257631  [   61.862820] Call Trace:
 4958 15:55:07.264385  [   61.865552]  __refcount_add_not_zero.constprop.0+0x2a/0x35
 4959 15:55:07.271005  [   61.871710]  lkdtm_REFCOUNT_INC_NOT_ZERO_OVERFLOW+0x3e/0x76
 4960 15:55:07.274226  [   61.877967]  direct_entry.cold+0x2c/0x38
 4961 15:55:07.284335  52] CR2: ffffa04584179900 CR3: 000000010651c003 CR4: 00000000003[   61.882350]  full_proxy_write+0x53/0x80
 4962 15:55:07.287369  [   61.892839]  vfs_write+0xe7/0x3a0
 4963 15:55:07.294008  [   61.896564]  ksys_write+0x68/0xf0
 4964 15:55:07.297120  [   61.900266]  do_syscall_64+0x30/0x40
 4965 15:55:07.300359  [   61.904258]  entry_SYSCALL_64_after_hwframe+0x61/0xc6
 4966 15:55:07.307279  [   61.909898] RIP: 0033:0x7f5aec5658f3
 4967 15:55:07.327140  [   61.913888] Code: 8b 15 a1 25 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
 4968 15:55:07.336849  [   61.934870] RSP: 002b:00007ffcf2d1fed8 EFLAGS: 00000246 ORIG_RAX: 0000000000000001
 4969 15:55:07.343394  [   61.943328] RAX: ffffffffffffffda RBX: 000000000000001f RCX: 00007f5aec5658f3
 4970 15:55:07.350014  [   61.951297] RDX: 000000000000001f RSI: 00007f5aec458000 RDI: 0000000000000001
 4971 15:55:07.359884  [   61.959268] RBP: 00007f5aec458000 R08: 00007f5aec457010 R09: 0000000000000000
 4972 15:55:07.366681  [   61.967238] R10: fffffffffffffbc5 R11: 0000000000000246 R12: 0000000000000001
 4973 15:55:07.366769  706e0
 4974 15:55:07.382907  # [   54.866019] BUG: sleeping function called from inval[   61.975213] R13: 0000000000000001 R14: 0000000000020000 R15: 0000000000020000
 4975 15:55:07.386311  id context at include/linux/percpu-rwsem.h:49
 4976 15:55:07.389629  # [   54.875928] [   61.989408] irq event stamp: 0
 4977 15:55:07.403009  in_atomic(): 0, irqs_disabled(): 1, non_block: 0, pid: 1710, nam[   61.999030] hardirqs last  enabled at (0): [<0000000000000000>] 0x0
 4978 15:55:07.406311  e: cat
 4979 15:55:07.409686  # [   54.884382] INFO: lockdep is turned off.
 4980 15:55:07.419323  # [   54.[   62.012245] hardirqs last disabled at (0): [<ffffffffa4d00ca0>] copy_process+0x640/0x1c80
 4981 15:55:07.422669  888757] irq event stamp: 0
 4982 15:55:07.435905  # [   54.892161] hardirqs last  enab[   62.027598] softirqs last  enabled at (0): [<ffffffffa4d00ca0>] copy_process+0x640/0x1c80
 4983 15:55:07.442706  [   62.042951] softirqs last disabled at (0): [<0000000000000000>] 0x0
 4984 15:55:07.445707  led at (0): [<0000000000000000>] 0x0
 4985 15:55:07.452445  # [   54.899157] hardirqs [   62.049952] ---[ end trace 633e44de706942f1 ]---
 4986 15:55:07.465631  last disabled at (0): [<ffffffffa4d00ca0>] copy_process+0x640/0x[   62.061319] lkdtm: Overflow detected: saturated
 4987 15:55:07.465721  1c80
 4988 15:55:07.475287  # [   54.908289] softirqs last  enabled at (0): [<ffffffffa4d00ca0>] copy_process+0x640/0x1c80
 4989 15:55:07.481869  # [   54.917422] softirqs last disabled at (0): [<0000000000000000>] 0x0
 4990 15:55:07.491755  # [   54.924421] CPU: 3 PID: 1710 Comm: cat Tainted: G      D W         5.10.158-cip21 #1
 4991 15:55:07.498414  # [   54.933066] Hardware name: Google Rammus/Rammus, BIOS  09/04/2020
 4992 15:55:07.501676  # [   54.939868] Call Trace:
 4993 15:55:07.505275  # [   54.942595]  dump_stack+0x77/0x9b
 4994 15:55:07.508182  # [   54.946292]  ___might_sleep.cold+0xa6/0xb6
 4995 15:55:07.514942  # [   54.950855]  exit_signals+0x1c/0x2e0
 4996 15:55:07.518165  # [   54.954842]  do_exit+0xd5/0xb00
 4997 15:55:07.521441  # [   54.958344]  ? ksys_write+0x68/0xf0
 4998 15:55:07.524777  # [   54.962236]  rewind_stack_do_exit+0x17/0x20
 4999 15:55:07.531486  # [   54.966904] RIP: 0033:0x7f08d9f1a8f3
 5000 15:55:07.551109  # [   54.970892] Code: 8b 15 a1 25 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
 5001 15:55:07.561027  # [   54.991869] RSP: 002b:00007ffdf0881ab8 EFLAGS: 00000246 ORIG_RAX: 0000000000000001
 5002 15:55:07.567652  # [   55.000322] RAX: ffffffffffffffda RBX: 000000000000000d RCX: 00007f08d9f1a8f3
 5003 15:55:07.577587  # [   55.008289] RDX: 000000000000000d RSI: 00007f08d9e0d000 RDI: 0000000000000001
 5004 15:55:07.584409  # [[   62.179380] lkdtm: Performing direct entry REFCOUNT_ADD_NOT_ZERO_OVERFLOW
 5005 15:55:07.597379     55.016258] RBP: 00007f08d9e0d000 R08: 00007f08d9e0c010 R09: 0[   62.192086] lkdtm: attempting bad refcount_add_not_zero() overflow
 5006 15:55:07.597477  000000000000000
 5007 15:55:07.600521  
 5008 15:55:07.607277  # [   55.024226] R10: fffffffffffffbc5 R11: 000[   62.205184] ------------[ cut here ]------------
 5009 15:55:07.613736  [   62.216552] refcount_t: saturated; leaking memory.
 5010 15:55:07.617034  0000000000246 R12: 0000000000000001
 5011 15:55:07.630123  # [   55.032194] R13: 00000[   62.221936] WARNING: CPU: 1 PID: 2160 at lib/refcount.c:19 refcount_warn_saturate+0x97/0x110
 5012 15:55:07.633912  00000000001 R14: 0000000000020000 R15: 0000000000020000
 5013 15:55:07.636789  
 5014 15:55:07.663687  # EXEC_[   62.237539] Modules linked in: fuse ip_tables cros_ec_sensors cros_ec_sensors_core industrialio_triggered_buffer kfifo_buf industrialio cros_ec_sysfs cros_ec_lightbar cros_ec_debugfs cros_ec_chardev cros_ec_sensorhub x86_pkg_temp_thermal cros_ec_dev cros_usbpd_notify
 5015 15:55:07.666732  KMALLOC: saw 'call trace:': ok
 5016 15:55:07.676504  ok 32 selftests: lkdtm: EXEC_KMA[   62.270196] CPU: 1 PID: 2160 Comm: cat Tainted: G      D W         5.10.158-cip21 #1
 5017 15:55:07.683273  [   62.285040] Hardware name: Google Rammus/Rammus, BIOS  09/04/2020
 5018 15:55:07.686491  LLOC.sh
 5019 15:55:07.689933  # selftests: lkdtm: EXEC_VMALLOC.sh
 5020 15:55:07.690029  # Killed
 5021 15:55:07.696314  # [   55[   62.291850] RIP: 0010:refcount_warn_saturate+0x97/0x110
 5022 15:55:07.699699  .140165] lkdtm: Performing direct entry EXEC_VMALLOC
 5023 15:55:07.703216  
 5024 15:55:07.722640  # [   55.1[   62.303892] Code: 01 01 e8 16 66 95 00 0f 0b c3 cc cc cc cc 80 3d 7c 27 94 01 00 75 a8 48 c7 c7 a0 bb 54 a6 c6 05 6c 27 94 01 01 e8 f3 65 95 00 <0f> 0b c3 cc cc cc cc 80 3d 56 27 94 01 00 75 85 48 c7 c7 f8 bb 54
 5025 15:55:07.729284  51720] lkdtm: attempting ok execution at ffffffffa54e03e0
 5026 15:55:07.735870  # [  [   62.331116] RSP: 0018:ffffaf1b829afe38 EFLAGS: 00010282
 5027 15:55:07.742610   55.164467] lkdtm: attempting bad execution at ffffaf1b80379000
 5028 15:55:07.749370  [   62.343160] RAX: 0000000000000000 RBX: 000000007fffffff RCX: 0000000000000000
 5029 15:55:07.758826  [   62.357324] RDX: ffffa045facac660 RSI: ffffa045fac9bf70 RDI: ffffa045fac9bf70
 5030 15:55:07.758909  
 5031 15:55:07.772013  # [   55.177303] kernel tried to execute NX-protected page - ex[   62.365297] RBP: ffffffffa65aff18 R08: 0000000000000000 R09: 0000000000000000
 5032 15:55:07.778746  [   62.379477] R10: 00000000ffffe000 R11: 3fffffffffffffff R12: 000000000000001f
 5033 15:55:07.782095  ploit attempt? (uid: 0)
 5034 15:55:07.795122  # [   55.191854] BUG: unable to handle [   62.387448] R13: ffffaf1b829aff10 R14: ffffaf1b829aff10 R15: ffffa0458569c000
 5035 15:55:07.801695  [   62.401626] FS:  00007fd6d6e3c580(0000) GS:ffffa045fac80000(0000) knlGS:0000000000000000
 5036 15:55:07.808147  page fault for address: ffffaf1b80379000
 5037 15:55:07.814693  # [   55.199530] #PF: [   62.410666] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
 5038 15:55:07.824712  [   62.423291] CR2: 00007fd6d6c45000 CR3: 0000000102796003 CR4: 00000000003706e0
 5039 15:55:07.827996  supervisor instruction fetch in kernel mode
 5040 15:55:07.831276  # [   55.205848] #P[   62.431265] Call Trace:
 5041 15:55:07.837893  F: error_code(0x0011) - permissions violation
 5042 15:55:07.844660  # [   55.212066] [   62.440225]  __refcount_add_not_zero.constprop.0+0x2a/0x35
 5043 15:55:07.857709  PGD 100000067 P4D 100000067 PUD 10020b067 PMD 100808067 PTE 8000[   62.452548]  lkdtm_REFCOUNT_ADD_NOT_ZERO_OVERFLOW+0x3e/0x76
 5044 15:55:07.857834  000103041063
 5045 15:55:07.860929  # [   55.221110] Oops: 0011 [#8] SMP PTI
 5046 15:55:07.864359  
 5047 15:55:07.867606  # [   55[   62.464986]  direct_entry.cold+0x2c/0x38
 5048 15:55:07.877421  .225013] CPU: 0 PID: 1746 Comm: cat Tainted: G      D W         [   62.475601]  full_proxy_write+0x53/0x80
 5049 15:55:07.880872  5.10.158-cip21 #1
 5050 15:55:07.887222  # [   55.233661] Hardware name: Google Rammus[   62.486098]  vfs_write+0xe7/0x3a0
 5051 15:55:07.890604  /Rammus, BIOS  09/04/2020
 5052 15:55:07.896918  # [   55.240466] RIP: 0010:0xffffaf1b[   62.496014]  ksys_write+0x68/0xf0
 5053 15:55:07.900385  80379000
 5054 15:55:07.906817  # [   55.244842] Code: Unable to access opcode bytes a[   62.505931]  do_syscall_64+0x30/0x40
 5055 15:55:07.913825  [   62.516159]  entry_SYSCALL_64_after_hwframe+0x61/0xc6
 5056 15:55:07.916942  t RIP 0xffffaf1b80378fd6.
 5057 15:55:07.923623  # [   55.252509] RSP: 0018:ffffaf1b82[   62.521803] RIP: 0033:0x7fd6d6d528f3
 5058 15:55:07.926690  317e38 EFLAGS: 00010246
 5059 15:55:07.949797  # [   55.258341] RAX: 0000000000000033 [   62.532002] Code: 8b 15 a1 25 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
 5060 15:55:07.956392  RBX: 0000000000000001 RCX: 0000000000000000
 5061 15:55:07.966144  # [   55.266308] RD[   62.559198] RSP: 002b:00007ffd72e11f28 EFLAGS: 00000246 ORIG_RAX: 0000000000000001
 5062 15:55:07.973053  [   62.573870] RAX: ffffffffffffffda RBX: 000000000000001f RCX: 00007fd6d6d528f3
 5063 15:55:07.979448  X: 0000000000000000 RSI: ffffa045fac1bf70 RDI: ffffa045fac1bf70
 5064 15:55:07.989397  [   62.581846] RDX: 000000000000001f RSI: 00007fd6d6c45000 RDI: 0000000000000001
 5065 15:55:07.996045  [   62.596027] RBP: 00007fd6d6c45000 R08: 00007fd6d6c44010 R09: 0000000000000000
 5066 15:55:07.996134  
 5067 15:55:08.009241  # [   55.274276] RBP: ffffaf1b80379000 R08: 0000000000000000 R0[   62.604014] R10: fffffffffffffbc5 R11: 0000000000000246 R12: 0000000000000001
 5068 15:55:08.019334  [   62.618192] R13: 0000000000000001 R14: 0000000000020000 R15: 0000000000020000
 5069 15:55:08.019431  9: 0000000000000000
 5070 15:55:08.029355  # [   55.282244] R10: 00000000ffffe000 R11:[   62.626187] irq event stamp: 0
 5071 15:55:08.035951  [   62.635781] hardirqs last  enabled at (0): [<0000000000000000>] 0x0
 5072 15:55:08.039177   3fffffffffffffff R12: 000000000000000d
 5073 15:55:08.048908  # [   55.290211] R13: f[   62.642786] hardirqs last disabled at (0): [<ffffffffa4d00ca0>] copy_process+0x640/0x1c80
 5074 15:55:08.058837  [   62.658130] softirqs last  enabled at (0): [<ffffffffa4d00ca0>] copy_process+0x640/0x1c80
 5075 15:55:08.065350  fffaf1b82317f10 R14: ffffaf1b82317f10 R15: ffffa04583041000
 5076 15:55:08.071965  # [[   62.667268] softirqs last disabled at (0): [<0000000000000000>] 0x0
 5077 15:55:08.078783  [   62.680477] ---[ end trace 633e44de706942f2 ]---
 5078 15:55:08.088499     55.298180] FS:  00007f767e1b1580(0000) GS:ffffa045fac00000(00[   62.685633] lkdtm: Overflow detected: saturated
 5079 15:55:08.091953  00) knlGS:0000000000000000
 5080 15:55:08.098384  # [   55.307215] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
 5081 15:55:08.104985  # [   55.313627] CR2: ffffaf1b80378fd6 CR3: 000000010549e004 CR4: 00000000003706f0
 5082 15:55:08.108195  # [   55.321595] Call Trace:
 5083 15:55:08.114999  # [   55.324323]  ? execute_location+0x45/0x56
 5084 15:55:08.117996  # [   55.328796]  ? lkdtm_EXEC_VMALLOC+0x20/0x30
 5085 15:55:08.124656  # [   55.333468]  ? direct_entry.cold+0x2c/0x38
 5086 15:55:08.128088  # [   55.338039]  ? full_proxy_write+0x53/0x80
 5087 15:55:08.131371  # [   55.342514]  ? vfs_write+0xe7/0x3a0
 5088 15:55:08.137942  # [   55.346405]  ? ksys_write+0x68/0xf0
 5089 15:55:08.141292  # [   55.350288]  ? do_syscall_64+0x30/0x40
 5090 15:55:08.147810  # [   55.354462]  ? entry_SYSCALL_64_after_hwframe+0x61/0xc6
 5091 15:55:08.174222  # [   55.360296] Modules linked in: fuse ip_tables cros_ec_sensors cros_ec_sensors_core industrialio_triggered_buffer kfifo_buf industrialio cros_ec_sysfs cros_ec_lightbar cros_ec_debugfs cros_ec_chardev cros_ec_sensorhub x86_pkg_temp_thermal cros_ec_dev cros_usbpd_notify
 5092 15:55:08.177533  # [   55.386732] CR2: ffffaf1b80379000
 5093 15:55:08.184309  # [   55.390419] ---[ end trace 633e44de706942e6 ]---
 5094 15:55:08.187721  # [   55.395571] RIP: 0010:lkdtm_BUG+0x5/0x10
 5095 15:55:08.207476  # [   55.399962] Code: 89 ff e8 5e a6 a3 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 [   62.803544] lkdtm: Performing direct entry REFCOUNT_DEC_ZERO
 5096 15:55:08.213974  [   62.815101] lkdtm: attempting good refcount_dec()
 5097 15:55:08.217283  [   62.820410] lkdtm: attempting bad refcount_dec() to zero
 5098 15:55:08.230347  44 00 00 <0f> 0b 66 0f 1f 84 00 00 00 00 00 0f 1f 44 00 00 83 05[   62.826354] ------------[ cut here ]------------
 5099 15:55:08.230448   00 86 92 02
 5100 15:55:08.243475  # [   55.420964] RSP: 0018:ffffaf1b8146fe60 EFLAGS[   62.837719] refcount_t: decrement hit 0; leaking memory.
 5101 15:55:08.250159  [   62.849896] WARNING: CPU: 3 PID: 2192 at lib/refcount.c:31 refcount_warn_saturate+0xfb/0x110
 5102 15:55:08.253550  : 00010282
 5103 15:55:08.283182  # [   55.426798] RAX: ffffffffa54e0010 RBX: 00000000[   62.859331] Modules linked in: fuse ip_tables cros_ec_sensors cros_ec_sensors_core industrialio_triggered_buffer kfifo_buf industrialio cros_ec_sysfs cros_ec_lightbar cros_ec_debugfs cros_ec_chardev cros_ec_sensorhub x86_pkg_temp_thermal cros_ec_dev cros_usbpd_notify
 5104 15:55:08.286399  00000001 RCX: 0000000000000000
 5105 15:55:08.299604  # [   55.434756] RDX: 0000000000[   62.891977] CPU: 3 PID: 2192 Comm: cat Tainted: G      D W         5.10.158-cip21 #1
 5106 15:55:08.306299  [   62.906837] Hardware name: Google Rammus/Rammus, BIOS  09/04/2020
 5107 15:55:08.312709  [   62.913653] RIP: 0010:refcount_warn_saturate+0xfb/0x110
 5108 15:55:08.332784  [   62.919489] Code: 50 bc 54 a6 c6 05 1d 27 94 01 01 e8 a9 65 95 00 0f 0b c3 cc cc cc cc 48 c7 c7 20 bc 54 a6 c6 05 04 27 94 01 01 e8 8f 65 95 00 <0f> 0b c3 cc cc cc cc 66 66 2e 0f 1f 84 00 00 00 00 00 0f 1f 00 8b
 5109 15:55:08.339428  [   62.940472] RSP: 0018:ffffaf1b829e7e48 EFLAGS: 00010286
 5110 15:55:08.345977  [   62.946309] RAX: 0000000000000000 RBX: 000000000000002f RCX: 0000000000000000
 5111 15:55:08.355789  [   62.954280] RDX: ffffa045fadac660 RSI: ffffa045fad9bf70 RDI: ffffa045fad9bf70
 5112 15:55:08.362102  [   62.962249] RBP: ffffffffa65b02d1 R08: 0000000000000000 R09: 0000000000000000
 5113 15:55:08.369124  [   62.970221] R10: 00000000ffffe000 R11: 3fffffffffffffff R12: 0000000000000012
 5114 15:55:08.378853  [   62.978191] R13: ffffaf1b829e7f10 R14: ffffaf1b829e7f10 R15: ffffa0458356b000
 5115 15:55:08.388677  [   62.986163] FS:  00007f8c52470580(0000) GS:ffffa045fad80000(0000) knlGS:0000000000000000
 5116 15:55:08.395278  [   62.995203] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
 5117 15:55:08.402081  [   63.001623] CR2: 00007f8c52279000 CR3: 0000000103164004 CR4: 00000000003706e0
 5118 15:55:08.405532  [   63.009594] Call Trace:
 5119 15:55:08.408538  [   63.012325]  lkdtm_REFCOUNT_DEC_ZERO+0x4d/0xbd
 5120 15:55:08.415285  000000 RSI: ffffa045fac1bf70 RDI: ffffffffa61cdcb0
 5121 15:55:08.418446  # [   55.442[   63.017315]  direct_entry.cold+0x2c/0x38
 5122 15:55:08.421731  
 5123 15:55:08.425002  [   63.027902]  full_proxy_write+0x53/0x80
 5124 15:55:08.428173  [   63.032218]  vfs_write+0xe7/0x3a0
 5125 15:55:08.438146  724] RBP: ffffffffa660b620 R08: 0000000000000001 R09: 0000000000[   63.035970]  ksys_write+0x68/0xf0
 5126 15:55:08.438273  000001
 5127 15:55:08.447967  # [   55.450691] R10: 00000000ffffe000 R11: 3fffffffffff[   63.045884]  do_syscall_64+0x30/0x40
 5128 15:55:08.454600  [   63.056090]  entry_SYSCALL_64_after_hwframe+0x61/0xc6
 5129 15:55:08.458024  [   63.061732] RIP: 0033:0x7f8c523868f3
 5130 15:55:08.477990  [   63.065723] Code: 8b 15 a1 25 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
 5131 15:55:08.487780  [   63.086705] RSP: 002b:00007ffd4d230b18 EFLAGS: 00000246 ORIG_RAX: 0000000000000001
 5132 15:55:08.494203  [   63.095188] RAX: ffffffffffffffda RBX: 0000000000000012 RCX: 00007f8c523868f3
 5133 15:55:08.504130  [   63.103159] RDX: 0000000000000012 RSI: 00007f8c52279000 RDI: 0000000000000001
 5134 15:55:08.507556  ffff R12: 0000000000000004
 5135 15:55:08.517309  # [   55.458658] R13: ffffaf1b8146ff[   63.111132] RBP: 00007f8c52279000 R08: 00007f8c52278010 R09: 0000000000000000
 5136 15:55:08.520663  10 R14: ffffaf1b8146ff10 R15: ffffa045830ca000
 5137 15:55:08.530688  # [   55.466625][   63.125320] R10: fffffffffffffbc5 R11: 0000000000000246 R12: 0000000000000001
 5138 15:55:08.540652  [   63.139508] R13: 0000000000000001 R14: 0000000000020000 R15: 0000000000020000
 5139 15:55:08.543951  [   63.147502] irq event stamp: 0
 5140 15:55:08.556773   FS:  00007f767e1b1580(0000) GS:ffffa045fac00000(0000) knlGS:000[   63.150920] hardirqs last  enabled at (0): [<0000000000000000>] 0x0
 5141 15:55:08.567008  [   63.164131] hardirqs last disabled at (0): [<ffffffffa4d00ca0>] copy_process+0x640/0x1c80
 5142 15:55:08.573250  [   63.173268] softirqs last  enabled at (0): [<ffffffffa4d00ca0>] copy_process+0x640/0x1c80
 5143 15:55:08.580146  [   63.182404] softirqs last disabled at (0): [<0000000000000000>] 0x0
 5144 15:55:08.583446  
 5145 15:55:08.586450  [   63.189404] ---[ end trace 633e44de706942f3 ]---
 5146 15:55:08.589701  [   63.194560] lkdtm: Zero detected: saturated
 5147 15:55:08.593046  
 5148 15:55:08.593131  0000000000000
 5149 15:55:08.599770  # [   55.475662] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
 5150 15:55:08.606140  # [   55.482077] CR2: ffffaf1b80378fd6 CR3: 000000010549e004 CR4: 00000000003706f0
 5151 15:55:08.612941  # EXEC_VMALLOC: saw 'call trace:': ok
 5152 15:55:08.616312  ok 33 selftests: lkdtm: EXEC_VMALLOC.sh
 5153 15:55:08.619477  # selftests: lkdtm: EXEC_RODATA.sh
 5154 15:55:08.619597  # Killed
 5155 15:55:08.626050  # [   55.673008] lkdtm: Performing direct entry EXEC_RODATA
 5156 15:55:08.632629  # [   55.682311] lkdtm: attempting ok execution at ffffffffa54e03e0
 5157 15:55:08.639309  # [   55.688880] lkdtm: attempting bad execution at ffffffffa61ce140
 5158 15:55:08.649294  # [   55.695509] kernel tried to execute NX-protected page - exploit attempt? (uid: 0)
 5159 15:55:08.655659  # [   55.710068] BUG: unable to handle page fault for address: ffffffffa61ce140
 5160 15:55:08.662263  # [   55.717745] #PF: supervisor instruction fetch in kernel mode
 5161 15:55:08.669061  # [   55.724060] #PF: error_code(0x0011) - permissions violation
 5162 15:55:08.675771  # [   55.730281] PGD 71229067 P4D 71229067 PUD 7122a063 PMD 8000000070a000e1 
 5163 15:55:08.678846  # [   55.737767] Oops: 0011 [#9] SMP PTI
 5164 15:55:08.688881  # [   55.741650] CPU: 2 PID: 1782 Comm: cat Tainted: G      D W         5.10.158-cip21 #1
 5165 15:55:08.695351  # [   55.750298] Hardware name: Google Rammus/Rammus, BIOS  09/04/2020
 5166 15:55:08.702127  # [   55.757102] RIP: 0010:lkdtm_rodata_do_nothing+0x0/0x10
 5167 15:55:08.708538  # [   55.762[   63.310145] lkdtm: Performing direct entry REFCOUNT_DEC_NEGATIVE
 5168 15:55:08.721667  835] Code: ff ff 90 eb b3 a5 ff ff ff ff 62 04 5b a6 ff ff ff ff[   63.317852] lkdtm: attempting bad refcount_dec() below zero
 5169 15:55:08.735181   d6 d2 b3 a5 ff ff ff ff 55 aa 55 aa 00 00 00 00 00 00 00 00 00 [   63.330296] ------------[ cut here ]------------
 5170 15:55:08.745028  00 00 00 <e9> 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 54 68[   63.341663] refcount_t: decrement hit 0; leaking memory.
 5171 15:55:08.748452   69 73 20 69
 5172 15:55:08.761359  # [   55.783815] RSP: 0018:ffffaf1b823afe48 EFLAGS[   63.353838] WARNING: CPU: 1 PID: 2227 at lib/refcount.c:31 refcount_warn_saturate+0xfb/0x110
 5173 15:55:08.761473  : 00010246
 5174 15:55:08.794463  # [   55.789639] RAX: 0000000000000033 RBX: 00000000[   63.369451] Modules linked in: fuse ip_tables cros_ec_sensors cros_ec_sensors_core industrialio_triggered_buffer kfifo_buf industrialio cros_ec_sysfs cros_ec_lightbar cros_ec_debugfs cros_ec_chardev cros_ec_sensorhub x86_pkg_temp_thermal cros_ec_dev cros_usbpd_notify
 5175 15:55:08.797461  00000000 RCX: 0000000000000000
 5176 15:55:08.807678  # [   55.797607] RDX: 0000000000[   63.402089] CPU: 1 PID: 2227 Comm: cat Tainted: G      D W         5.10.158-cip21 #1
 5177 15:55:08.814357  000000 RSI: ffffa045fad1bf70 RDI: ffffa045fad1bf70
 5178 15:55:08.820828  # [   55.805[   63.416956] Hardware name: Google Rammus/Rammus, BIOS  09/04/2020
 5179 15:55:08.834120  576] RBP: ffffffffa61ce140 R08: 0000000000000000 R09: 0000000000[   63.429981] RIP: 0010:refcount_warn_saturate+0xfb/0x110
 5180 15:55:08.834235  000000
 5181 15:55:08.860598  # [   55.813545] R10: 00000000ffffe000 R11: 3fffffffffff[   63.442034] Code: 50 bc 54 a6 c6 05 1d 27 94 01 01 e8 a9 65 95 00 0f 0b c3 cc cc cc cc 48 c7 c7 20 bc 54 a6 c6 05 04 27 94 01 01 e8 8f 65 95 00 <0f> 0b c3 cc cc cc cc 66 66 2e 0f 1f 84 00 00 00 00 00 0f 1f 00 8b
 5182 15:55:08.863678  ffff R12: 000000000000000c
 5183 15:55:08.873513  # [   55.821513] R13: ffffaf1b823aff[   63.469234] RSP: 0018:ffffaf1b82aa7e48 EFLAGS: 00010286
 5184 15:55:08.876897  10 R14: ffffaf1b823aff10 R15: ffffa04582722000
 5185 15:55:08.886964  # [   55.829482][   63.481307] RAX: 0000000000000000 RBX: 0000000000000030 RCX: 0000000000000000
 5186 15:55:08.903336   FS:  00007ff762ebf580(0000) GS:ffffa045fad00000(0000) knlGS:000[   63.495472] RDX: ffffa045facac660 RSI: ffffa045fac9bf70 RDI: ffffa045fac9bf70
 5187 15:55:08.903425  0000000000000
 5188 15:55:08.916607  # [   55.838517] CS:  0010 DS: 0000 ES: 0000 CR0:[   63.509654] RBP: ffffffffa65b02e3 R08: 0000000000000000 R09: 0000000000000000
 5189 15:55:08.923028  [   63.523841] R10: 00000000ffffe000 R11: 3fffffffffffffff R12: 0000000000000016
 5190 15:55:08.926578   0000000080050033
 5191 15:55:08.939922  # [   55.844930] CR2: ffffffffa61ce140 CR3: 0[   63.531814] R13: ffffaf1b82aa7f10 R14: ffffaf1b82aa7f10 R15: ffffa045857fc000
 5192 15:55:08.943114  000000104024005 CR4: 00000000003706e0
 5193 15:55:08.952902  # [   55.852897] Call Tra[   63.546015] FS:  00007feda1bec580(0000) GS:ffffa045fac80000(0000) knlGS:0000000000000000
 5194 15:55:08.952989  ce:
 5195 15:55:08.959333  # [   55.855624]  ? execute_location+0x45/0x56
 5196 15:55:08.966070  # [   55.86[   63.561269] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
 5197 15:55:08.972782  [   63.573902] CR2: 00007feda19f5000 CR3: 00000001048dc002 CR4: 00000000003706e0
 5198 15:55:08.979311  0099]  ? direct_entry.cold+0x2c/0x38
 5199 15:55:08.982600  # [   55.864671]  ? full_p[   63.581873] Call Trace:
 5200 15:55:08.985943  roxy_write+0x53/0x80
 5201 15:55:08.988968  # [   55.869144]  ? vfs_write+0xe7/0x3a0
 5202 15:55:08.995885  [   63.590833]  lkdtm_REFCOUNT_DEC_NEGATIVE+0x37/0x61
 5203 15:55:08.999040  # [   55.873036]  ? ksys_write+0x68/0xf0
 5204 15:55:09.005623  # [   55.876928]  ? do[   63.602380]  direct_entry.cold+0x2c/0x38
 5205 15:55:09.008970  _syscall_64+0x30/0x40
 5206 15:55:09.015470  # [   55.881111]  ? entry_SYSCALL_64_afte[   63.612976]  full_proxy_write+0x53/0x80
 5207 15:55:09.018876  r_hwframe+0x61/0xc6
 5208 15:55:09.025435  # [   55.886955] Modules linked in: fuse ip[   63.623472]  vfs_write+0xe7/0x3a0
 5209 15:55:09.035247  _tables cros_ec_sensors cros_ec_sensors_core industrialio_trigge[   63.633384]  ksys_write+0x68/0xf0
 5210 15:55:09.045170  red_buffer kfifo_buf industrialio cros_ec_sysfs cros_ec_lightbar[   63.643299]  do_syscall_64+0x30/0x40
 5211 15:55:09.058509   cros_ec_debugfs cros_ec_chardev cros_ec_sensorhub x86_pkg_temp_[   63.653503]  entry_SYSCALL_64_after_hwframe+0x61/0xc6
 5212 15:55:09.061913  thermal cros_ec_dev cros_usbpd_notify
 5213 15:55:09.068150  # [   55.919601] CR2: fff[   63.665358] RIP: 0033:0x7feda1b028f3
 5214 15:55:09.068238  fffffa61ce140
 5215 15:55:09.094805  # [   55.923289] ---[ end trace 633e44de706942e7 [   63.675563] Code: 8b 15 a1 25 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
 5216 15:55:09.094902  ]---
 5217 15:55:09.101407  # [   55.928433] RIP: 0010:lkdtm_BUG+0x5/0x10
 5218 15:55:09.111379  # [   55.93[   63.702764] RSP: 002b:00007ffe3c3c69e8 EFLAGS: 00000246 ORIG_RAX: 0000000000000001
 5219 15:55:09.117983  [   63.717435] RAX: ffffffffffffffda RBX: 0000000000000016 RCX: 00007feda1b028f3
 5220 15:55:09.131019  2808] Code: 89 ff e8 5e a6 a3 ff 48 c7 c0 ea ff ff ff eb de 48 c[   63.725409] RDX: 0000000000000016 RSI: 00007feda19f5000 RDI: 0000000000000001
 5221 15:55:09.140926  [   63.739594] RBP: 00007feda19f5000 R08: 00007feda19f4010 R09: 0000000000000000
 5222 15:55:09.154085  7 c0 ea ff ff ff c3 cc cc cc cc 48 c7 c0 f4 ff ff ff eb c9 0f 1f[   63.747570] R10: fffffffffffffbc5 R11: 0000000000000246 R12: 0000000000000001
 5223 15:55:09.160670  [   63.761754] R13: 0000000000000001 R14: 0000000000020000 R15: 0000000000020000
 5224 15:55:09.170671   44 00 00 <0f> 0b 66 0f 1f 84 00 00 00 00 00 0f 1f 44 00 00 83 0[   63.769736] irq event stamp: 0
 5225 15:55:09.173835  5 00 86 92 02
 5226 15:55:09.183912  # [   55.953787] RSP: 0018:ffffaf1b8146fe60 EFLAG[   63.779348] hardirqs last  enabled at (0): [<0000000000000000>] 0x0
 5227 15:55:09.187138  S: 00010282
 5228 15:55:09.200249  # [   55.959619] RAX: ffffffffa54e0010 RBX: 0000000[   63.792567] hardirqs last disabled at (0): [<ffffffffa4d00ca0>] copy_process+0x640/0x1c80
 5229 15:55:09.203791  000000001 RCX: 0000000000000000
 5230 15:55:09.216756  # [   55.967587] RDX: 000000000[   63.807923] softirqs last  enabled at (0): [<ffffffffa4d00ca0>] copy_process+0x640/0x1c80
 5231 15:55:09.220065  0000000 RSI: ffffa045fac1bf70 RDI: ffffffffa61cdcb0
 5232 15:55:09.229983  # [   55.97[   63.823281] softirqs last disabled at (0): [<0000000000000000>] 0x0
 5233 15:55:09.233407  [   63.836501] ---[ end trace 633e44de706942f4 ]---
 5234 15:55:09.246195  5555] RBP: ffffffffa660b620 R08: 0000000000000001 R09: 000000000[   63.841659] lkdtm: Negative detected: saturated
 5235 15:55:09.246324  0000001
 5236 15:55:09.253113  # [   55.983522] R10: 00000000ffffe000 R11: 3fffffffffffffff R12: 0000000000000004
 5237 15:55:09.262821  # [   55.991491] R13: ffffaf1b8146ff10 R14: ffffaf1b8146ff10 R15: ffffa045830ca000
 5238 15:55:09.272783  # [   55.999460] FS:  00007ff762ebf580(0000) GS:ffffa045fad00000(0000) knlGS:0000000000000000
 5239 15:55:09.279630  # [   56.008498] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
 5240 15:55:09.286081  # [   56.014912] CR2: ffffffffa61ce140 CR3: 0000000104024005 CR4: 00000000003706e0
 5241 15:55:09.296024  # [   56.022880] BUG: sleeping function called from invalid context at include/linux/percpu-rwsem.h:49
 5242 15:55:09.305529  # [   56.032788] in_atomic(): 0, irqs_disabled(): 1, non_block: 0, pid: 1782, name: cat
 5243 15:55:09.309027  # [   56.041241] INFO: lockdep is turned off.
 5244 15:55:09.312264  # [   56.045616] irq event stamp: 0
 5245 15:55:09.318964  # [   56.049020] hardirqs last  enabled at (0): [<0000000000000000>] 0x0
 5246 15:55:09.328720  # [   56.056020] hardirqs last disabled at (0): [<ffffffffa4d00ca0>] copy_process+0x640/0x1c80
 5247 15:55:09.338793  # [   56.065154] softirqs last  enabled at (0): [<ffffffffa4d00ca0>] copy_process+0x640/0x1c80
 5248 15:55:09.345532  # [   56.074284] softirqs last disabled at (0): [<0000000000000000>] 0x0
 5249 15:55:09.355067  # [   56.081281] CPU: 2 PID: 1782 Comm: cat Tainted: G      D W         5.10.158-cip21 #1
 5250 15:55:09.361626  # [   56.089929] Hardware name: Google Rammus/Rammus, BIOS  09/04/2020
 5251 15:55:09.371671  # [   56.096[   63.969464] lkdtm: Performing direct entry REFCOUNT_DEC_AND_TEST_NEGATIVE
 5252 15:55:09.378131  [   63.978608] lkdtm: attempting bad refcount_dec_and_test() below zero
 5253 15:55:09.381623  [   63.985712] ------------[ cut here ]------------
 5254 15:55:09.384945  731] Call Trace:
 5255 15:55:09.388304  # [   56.099459]  dump_stack+0x77/0x9b
 5256 15:55:09.394834  # [   [   63.990871] refcount_t: underflow; use-after-free.
 5257 15:55:09.398073  56.103156]  ___might_sleep.cold+0xa6/0xb6
 5258 15:55:09.411140  # [   56.107728]  exi[   64.002445] WARNING: CPU: 2 PID: 2262 at lib/refcount.c:28 refcount_warn_saturate+0xba/0x110
 5259 15:55:09.411325  t_signals+0x1c/0x2e0
 5260 15:55:09.414692  # [   56.111715]  do_exit+0xd5/0xb00
 5261 15:55:09.444367  # [ [   64.018079] Modules linked in: fuse ip_tables cros_ec_sensors cros_ec_sensors_core industrialio_triggered_buffer kfifo_buf industrialio cros_ec_sysfs cros_ec_lightbar cros_ec_debugfs cros_ec_chardev cros_ec_sensorhub x86_pkg_temp_thermal cros_ec_dev cros_usbpd_notify
 5262 15:55:09.450811  [   64.050773] CPU: 2 PID: 2262 Comm: cat Tainted: G      D W         5.10.158-cip21 #1
 5263 15:55:09.454137    56.115216]  ? ksys_write+0x68/0xf0
 5264 15:55:09.463819  # [   56.119108]  rewind_s[   64.059439] Hardware name: Google Rammus/Rammus, BIOS  09/04/2020
 5265 15:55:09.470399  [   64.072450] RIP: 0010:refcount_warn_saturate+0xba/0x110
 5266 15:55:09.490438  [   64.078293] Code: 01 01 e8 f3 65 95 00 0f 0b c3 cc cc cc cc 80 3d 56 27 94 01 00 75 85 48 c7 c7 f8 bb 54 a6 c6 05 46 27 94 01 01 e8 d0 65 95 00 <0f> 0b c3 cc cc cc cc 80 3d 31 27 94 01 00 0f 85 5e ff ff ff 48 c7
 5267 15:55:09.496788  [   64.099275] RSP: 0018:ffffaf1b82b1fe40 EFLAGS: 00010286
 5268 15:55:09.506850  [   64.105137] RAX: 0000000000000000 RBX: 0000000000000031 RCX: 0000000000000000
 5269 15:55:09.513485  [   64.113108] RDX: ffffa045fad2c660 RSI: ffffa045fad1bf70 RDI: ffffa045fad1bf70
 5270 15:55:09.520102  [   64.121080] RBP: ffffffffa65aff38 R08: 0000000000000000 R09: 0000000000000000
 5271 15:55:09.529844  [   64.129051] R10: 00000000ffffe000 R11: 3fffffffffffffff R12: 000000000000001f
 5272 15:55:09.536610  [   64.137027] R13: ffffaf1b82b1ff10 R14: ffffaf1b82b1ff10 R15: ffffa04582792000
 5273 15:55:09.546193  [   64.145015] FS:  00007f85fdc04580(0000) GS:ffffa045fad00000(0000) knlGS:0000000000000000
 5274 15:55:09.552861  [   64.154056] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
 5275 15:55:09.559362  [   64.160475] CR2: 00007f85fda0d000 CR3: 00000001028fa003 CR4: 00000000003706e0
 5276 15:55:09.563094  [   64.168446] Call Trace:
 5277 15:55:09.569420  [   64.171178]  __refcount_sub_and_test.constprop.0+0x3c/0x50
 5278 15:55:09.572666  tack_do_exit+0x17/0x20
 5279 15:55:09.582532  # [   56.123775] RIP: 0033:0x7ff762dd58f[   64.177334]  lkdtm_REFCOUNT_DEC_AND_TEST_NEGATIVE+0x3e/0x78
 5280 15:55:09.585848  [   64.189766]  direct_entry.cold+0x2c/0x38
 5281 15:55:09.589135  [   64.194179]  full_proxy_write+0x53/0x80
 5282 15:55:09.595806  [   64.198494]  vfs_write+0xe7/0x3a0
 5283 15:55:09.599022  [   64.202227]  ksys_write+0x68/0xf0
 5284 15:55:09.599112  3
 5285 15:55:09.609027  # [   56.127761] Code: 8b 15 a1 25 0e 00 f7 d8 64 89 02 48 c7[   64.205970]  do_syscall_64+0x30/0x40
 5286 15:55:09.615417  [   64.216173]  entry_SYSCALL_64_after_hwframe+0x61/0xc6
 5287 15:55:09.618963  [   64.221836] RIP: 0033:0x7f85fdb1a8f3
 5288 15:55:09.638356  [   64.225853] Code: 8b 15 a1 25 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
 5289 15:55:09.648564  [   64.246836] RSP: 002b:00007fffb7530bb8 EFLAGS: 00000246 ORIG_RAX: 0000000000000001
 5290 15:55:09.655000  [   64.255320] RAX: ffffffffffffffda RBX: 000000000000001f RCX: 00007f85fdb1a8f3
 5291 15:55:09.668093   c0 ff ff ff ff eb b7 0f 1f 00 64 8b 04 25 18 00 00 00 85 c0 75 [   64.263295] RDX: 000000000000001f RSI: 00007f85fda0d000 RDI: 0000000000000001
 5292 15:55:09.684672  14 b8 01 00 00 00 0f 05 <48> 3d 00 f0 ff ff 77 55 c3 0f 1f 40 00[   64.277479] RBP: 00007f85fda0d000 R08: 00007f85fda0c010 R09: 0000000000000000
 5293 15:55:09.691359  [   64.291666] R10: fffffffffffffbc5 R11: 0000000000000246 R12: 0000000000000001
 5294 15:55:09.701035  [   64.299637] R13: 0000000000000001 R14: 0000000000020000 R15: 0000000000020000
 5295 15:55:09.704431  [   64.307631] irq event stamp: 0
 5296 15:55:09.704517   48 83 ec 28 48 89 54 24 18
 5297 15:55:09.707847  
 5298 15:55:09.717477  # [   56.148738] RSP: 002b:00007ffe[   64.311049] hardirqs last  enabled at (0): [<0000000000000000>] 0x0
 5299 15:55:09.724104  [   64.324259] hardirqs last disabled at (0): [<ffffffffa4d00ca0>] copy_process+0x640/0x1c80
 5300 15:55:09.733827  [   64.333420] softirqs last  enabled at (0): [<ffffffffa4d00ca0>] copy_process+0x640/0x1c80
 5301 15:55:09.740575  [   64.342555] softirqs last disabled at (0): [<0000000000000000>] 0x0
 5302 15:55:09.747070  [   64.349556] ---[ end trace 633e44de706942f5 ]---
 5303 15:55:09.750291  [   64.354711] lkdtm: Negative detected: saturated
 5304 15:55:09.756870  78a779c8 EFLAGS: 00000246 ORIG_RAX: 0000000000000001
 5305 15:55:09.766934  # [   56.157191] RAX: ffffffffffffffda RBX: 000000000000000c RCX: 00007ff762dd58f3
 5306 15:55:09.773357  # [   56.165158] RDX: 000000000000000c RSI: 00007ff762cc8000 RDI: 0000000000000001
 5307 15:55:09.783351  # [   56.173124] RBP: 00007ff762cc8000 R08: 00007ff762cc7010 R09: 0000000000000000
 5308 15:55:09.789927  # [   56.181090] R10: fffffffffffffbc5 R11: 0000000000000246 R12: 0000000000000001
 5309 15:55:09.796567  # [   56.189057] R13: 0000000000000001 R14: 0000000000020000 R15: 0000000000020000
 5310 15:55:09.802963  # EXEC_RODATA: saw 'call trace:': ok
 5311 15:55:09.806477  ok 34 selftests: lkdtm: EXEC_RODATA.sh
 5312 15:55:09.809526  # selftests: lkdtm: EXEC_USERSPACE.sh
 5313 15:55:09.809605  # Killed
 5314 15:55:09.816251  # [   56.305485] lkdtm: Performing direct entry EXEC_USERSPACE
 5315 15:55:09.822899  # [   56.314986] lkdtm: attempting ok execution at ffffffffa54e03e0
 5316 15:55:09.829591  # [   56.327745] lkdtm: attempting bad execution at 00007f057532e000
 5317 15:55:09.836055  # [   56.340562] unable to execute userspace code (SMEP?) (uid: 0)
 5318 15:55:09.846103  # [   56.353170] BUG: unable to handle page fault for address: 00007f057532e000
 5319 15:55:09.852576  # [   56.360848] #PF: supervisor instruction fetch in kernel mode
 5320 15:55:09.855901  # [   56.367158] #PF: error_code(0x0011) - permissions violation
 5321 15:55:09.859088  
 5322 15:55:09.872432  # [   56.373379] PGD 80000001054dc067 P4D 80000001054dc067 PUD 103[   64.470903] lkdtm: Performing direct entry REFCOUNT_SUB_AND_TEST_NEGATIVE
 5323 15:55:09.875608  171067 PMD 1026ce067 PTE 106ea5067
 5324 15:55:09.885876  # [   56.389316] Oops: 0011 [   64.479305] lkdtm: attempting bad refcount_sub_and_test() below zero
 5325 15:55:09.885965  [#10] SMP PTI
 5326 15:55:09.895532  # [   56.393306] CPU: 1 PID: 1818 Comm: cat Taint[   64.492621] ------------[ cut here ]------------
 5327 15:55:09.898556  ed: G      D W         5.10.158-cip21 #1
 5328 15:55:09.902147  
 5329 15:55:09.908414  # [   56.401968] Hardw[   64.503980] refcount_t: underflow; use-after-free.
 5330 15:55:09.911814  are name: Google Rammus/Rammus, BIOS  09/04/2020
 5331 15:55:09.924938  # [   56.40877[   64.515578] WARNING: CPU: 0 PID: 2297 at lib/refcount.c:28 refcount_warn_saturate+0xba/0x110
 5332 15:55:09.925028  4] RIP: 0010:0x7f057532e000
 5333 15:55:09.954411  # [   56.412761] Code: Unable to ac[   64.531208] Modules linked in: fuse ip_tables cros_ec_sensors cros_ec_sensors_core industrialio_triggered_buffer kfifo_buf industrialio cros_ec_sysfs cros_ec_lightbar cros_ec_debugfs cros_ec_chardev cros_ec_sensorhub x86_pkg_temp_thermal cros_ec_dev cros_usbpd_notify
 5334 15:55:09.961308  cess opcode bytes at RIP 0x7f057532dfd6.
 5335 15:55:09.970967  # [   56.420049] RSP: [   64.563859] CPU: 0 PID: 2297 Comm: cat Tainted: G      D W         5.10.158-cip21 #1
 5336 15:55:09.974070  0018:ffffaf1b8244fe50 EFLAGS: 00010246
 5337 15:55:09.984119  # [   56.425874] RAX: 00[   64.578730] Hardware name: Google Rammus/Rammus, BIOS  09/04/2020
 5338 15:55:09.990653  00000000000033 RBX: 0000000000000024 RCX: 0000000000000000
 5339 15:55:09.997462  # [ [   64.591764] RIP: 0010:refcount_warn_saturate+0xba/0x110
 5340 15:55:10.023564    56.433841] RDX: 0000000000000000 RSI: ffffa045fac9bf70 RDI: ff[   64.603871] Code: 01 01 e8 f3 65 95 00 0f 0b c3 cc cc cc cc 80 3d 56 27 94 01 00 75 85 48 c7 c7 f8 bb 54 a6 c6 05 46 27 94 01 01 e8 d0 65 95 00 <0f> 0b c3 cc cc cc cc 80 3d 31 27 94 01 00 0f 85 5e ff ff ff 48 c7
 5341 15:55:10.023664  ffa045fac9bf70
 5342 15:55:10.036823  # [   56.441808] RBP: 00007f057532e000 R08: 0000[   64.631091] RSP: 0018:ffffaf1b82bbfe40 EFLAGS: 00010286
 5343 15:55:10.040166  000000000000 R09: 0000000000000000
 5344 15:55:10.050148  # [   56.449775] R10: 000000[   64.643116] RAX: 0000000000000000 RBX: 0000000000000032 RCX: 0000000000000000
 5345 15:55:10.053233  00ffffe000 R11: 3fffffffffffffff R12: 000000000000000f
 5346 15:55:10.063105  # [   56[   64.657284] RDX: ffffa045fac2c660 RSI: ffffa045fac1bf70 RDI: ffffa045fac1bf70
 5347 15:55:10.076461  .457742] R13: ffffaf1b8244ff10 R14: ffffaf1b8244ff10 R15: ffffa0[   64.671468] RBP: ffffffffa65aff58 R08: 0000000000000000 R09: 0000000000000000
 5348 15:55:10.079680  45834c4000
 5349 15:55:10.092888  # [   56.465710] FS:  00007f05752ff580(0000) GS:ffff[   64.685735] R10: 00000000ffffe000 R11: 3fffffffffffffff R12: 000000000000001f
 5350 15:55:10.096296  a045fac80000(0000) knlGS:0000000000000000
 5351 15:55:10.106330  # [   56.474740] CS: [   64.699924] R13: ffffaf1b82bbff10 R14: ffffaf1b82bbff10 R15: ffffa04584923000
 5352 15:55:10.109561   0010 DS: 0000 ES: 0000 CR0: 0000000080050033
 5353 15:55:10.122757  # [   56.481155] [   64.714077] FS:  00007fee164e7580(0000) GS:ffffa045fac00000(0000) knlGS:0000000000000000
 5354 15:55:10.135809  CR2: 00007f057532e000 CR3: 000000010574a003 CR4: 00000000003706e[   64.729386] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
 5355 15:55:10.135899  0
 5356 15:55:10.138781  # [   56.489122] Call Trace:
 5357 15:55:10.148963  # [   56.491852]  ? lkdtm_EXEC_[   64.741978] CR2: 00007fee162f0000 CR3: 0000000103044001 CR4: 00000000003706f0
 5358 15:55:10.152219  USERSPACE.cold+0x66/0xae
 5359 15:55:10.158726  # [   56.497200]  ? direct_entry.cold+[   64.756155] Call Trace:
 5360 15:55:10.158812  0x2c/0x38
 5361 15:55:10.161774  # [   56.507985]  ? full_proxy_write+0x53/0x80
 5362 15:55:10.168556  # [  [   64.765112]  __refcount_sub_and_test.constprop.0+0x3c/0x50
 5363 15:55:10.171878   56.512461]  ? vfs_write+0xe7/0x3a0
 5364 15:55:10.181829  # [   56.522565]  ? ksys_wr[   64.777467]  lkdtm_REFCOUNT_SUB_AND_TEST_NEGATIVE+0x3e/0x7b
 5365 15:55:10.184813  ite+0x68/0xf0
 5366 15:55:10.188132  # [   56.526456]  ? do_syscall_64+0x30/0x40
 5367 15:55:10.191472  # [ [   64.789902]  direct_entry.cold+0x2c/0x38
 5368 15:55:10.198138    56.530628]  ? entry_SYSCALL_64_after_hwframe+0x61/0xc6
 5369 15:55:10.204781  # [   [   64.800494]  full_proxy_write+0x53/0x80
 5370 15:55:10.214616  56.536465] Modules linked in: fuse ip_tables cros_ec_sensors cro[   64.810993]  vfs_write+0xe7/0x3a0
 5371 15:55:10.224638  s_ec_sensors_core industrialio_triggered_buffer kfifo_buf indust[   64.820921]  ksys_write+0x68/0xf0
 5372 15:55:10.234145  rialio cros_ec_sysfs cros_ec_lightbar cros_ec_debugfs cros_ec_ch[   64.830839]  do_syscall_64+0x30/0x40
 5373 15:55:10.244423  ardev cros_ec_sensorhub x86_pkg_temp_thermal cros_ec_dev cros_us[   64.841067]  entry_SYSCALL_64_after_hwframe+0x61/0xc6
 5374 15:55:10.247442  bpd_notify
 5375 15:55:10.250898  # [   56.569102] CR2: 00007f057532e000
 5376 15:55:10.254348  # [   56.572[   64.852945] RIP: 0033:0x7fee163fd8f3
 5377 15:55:10.260851  799] ---[ end trace 633e44de706942e8 ]---
 5378 15:55:10.283803  # [   56.577964] RIP:[   64.863111] Code: 8b 15 a1 25 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
 5379 15:55:10.283897   0010:lkdtm_BUG+0x5/0x10
 5380 15:55:10.297163  # [   56.582341] Code: 89 ff e8 5e a6 [   64.890349] RSP: 002b:00007ffd427f8848 EFLAGS: 00000246 ORIG_RAX: 0000000000000001
 5381 15:55:10.310359  a3 ff 48 c7 c0 ea ff ff ff eb de 48 c7 c0 ea ff ff ff c3 cc cc c[   64.905014] RAX: ffffffffffffffda RBX: 000000000000001f RCX: 00007fee163fd8f3
 5382 15:55:10.326723  c cc 48 c7 c0 f4 ff ff ff eb c9 0f 1f 44 00 00 <0f> 0b 66 0f 1f [   64.919237] RDX: 000000000000001f RSI: 00007fee162f0000 RDI: 0000000000000001
 5383 15:55:10.330015  84 00 00 00 00 00 0f 1f 44 00 00 83 05 00 86 92 02
 5384 15:55:10.340111  # [   56.603[   64.933412] RBP: 00007fee162f0000 R08: 00007fee162ef010 R09: 0000000000000000
 5385 15:55:10.343148  321] RSP: 0018:ffffaf1b8146fe60 EFLAGS: 00010282
 5386 15:55:10.353273  # [   56.60915[   64.947597] R10: fffffffffffffbc5 R11: 0000000000000246 R12: 0000000000000001
 5387 15:55:10.369722  2] RAX: ffffffffa54e0010 RBX: 0000000000000001 RCX: 000000000000[   64.961822] R13: 0000000000000001 R14: 0000000000020000 R15: 0000000000020000
 5388 15:55:10.369814  0000
 5389 15:55:10.376310  # [   56.617120] RDX: 0000000000000000 RSI: ffffa045fac1bf[   64.976053] irq event stamp: 0
 5390 15:55:10.379462  70 RDI: ffffffffa61cdcb0
 5391 15:55:10.389636  # [   56.625088] RBP: ffffffffa660b620[   64.985677] hardirqs last  enabled at (0): [<0000000000000000>] 0x0
 5392 15:55:10.396340   R08: 0000000000000001 R09: 0000000000000001
 5393 15:55:10.406199  # [   56.633055] R[   64.998879] hardirqs last disabled at (0): [<ffffffffa4d00ca0>] copy_process+0x640/0x1c80
 5394 15:55:10.422724  10: 00000000ffffe000 R11: 3fffffffffffffff R12: 0000000000000004[   65.014293] softirqs last  enabled at (0): [<ffffffffa4d00ca0>] copy_process+0x640/0x1c80
 5395 15:55:10.422821  
 5396 15:55:10.435704  # [   56.641021] R13: ffffaf1b8146ff10 R14: ffffaf1b8146ff10 R[   65.029608] softirqs last disabled at (0): [<0000000000000000>] 0x0
 5397 15:55:10.435799  15: ffffa045830ca000
 5398 15:55:10.445723  # [   56.648989] FS:  00007f05752ff580(000[   65.042852] ---[ end trace 633e44de706942f6 ]---
 5399 15:55:10.452399  0) GS:ffffa045fac80000(0000) knlGS:0000000000000000
 5400 15:55:10.458863  # [   56.65[   65.054268] lkdtm: Negative detected: saturated
 5401 15:55:10.462159  8025] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
 5402 15:55:10.472137  # [   56.664438] CR2: 00007f057532e000 CR3: 000000010574a003 CR4: 00000000003706e0
 5403 15:55:10.475100  # EXEC_USERSPACE: saw 'call trace:': ok
 5404 15:55:10.478434  ok 35 selftests: lkdtm: EXEC_USERSPACE.sh
 5405 15:55:10.481804  # selftests: lkdtm: EXEC_NULL.sh
 5406 15:55:10.485050  # Killed
 5407 15:55:10.488575  # [   56.771099] lkdtm: Performing direct entry EXEC_NULL
 5408 15:55:10.494986  # [   56.777400] lkdtm: attempting ok execution at ffffffffa54e03e0
 5409 15:55:10.501633  # [   56.790135] lkdtm: attempting bad execution at 0000000000000000
 5410 15:55:10.511545  # [   56.802974] BUG: kernel NULL pointer dereference, address: 0000000000000000
 5411 15:55:10.518070  # [   56.816957] #PF: supervisor instruction fetch in kernel mode
 5412 15:55:10.524727  # [   56.823277] #PF: error_code(0x0010) - not-present page
 5413 15:55:10.524816  # [   56.829014] PGD 0 P4D 0 
 5414 15:55:10.527943  
 5415 15:55:10.531574  # [   56.831842] Oops: 0010 [#11] SMP PTI
 5416 15:55:10.538076  # [   56.842043] CPU: 1 PID: 1854 Comm: cat Tainted: G      D W         5.10.158-cip21 #1
 5417 15:55:10.547671  # [   56.850691] Hardware name: Google Rammus/Rammus, BIOS  09/04/2020
 5418 15:55:10.551162  # [   56.857495] RIP: 0010:0x0
 5419 15:55:10.557723  # [   56.860406] Code: Unable to access opcode bytes at RIP 0xffffffffffffffd6.
 5420 15:55:10.564220  # [   56.868082] RSP: 0018:ffffaf1b824d7e48 EFLAGS: 00010246
 5421 15:55:10.570979  # [   56.873913] RAX: 0000000000000033 RBX: 0000000000000000 RCX: 0000000000000000
 5422 15:55:10.581066  # [   56.881882] RDX: 0000000000000000 RSI: ffffa045fac9bf70 RDI: ffffa045fac9bf70
 5423 15:55:10.587423  # [   56.889851] RBP: 0000000000000000 R08: 0000000000000000 R09: 0000000000000000
 5424 15:55:10.597305  # [   56.897820] R10: 00000000ffffe000 R11: 3fffffffffffffff R12: 000000000000000a
 5425 15:55:10.607392  # [   56.905790] R13: ffffaf1b824d7f10 R14: fff[   65.204011] lkdtm: Performing direct entry REFCOUNT_INC_ZERO
 5426 15:55:10.613882  [   65.214768] lkdtm: attempting safe refcount_inc_not_zero() from zero
 5427 15:55:10.617323  faf1b824d7f10 R15: ffffa0458356b000
 5428 15:55:10.623845  # [   56.913757] FS:  00007[   65.221870] lkdtm: Good: zero detected
 5429 15:55:10.636899  fa934303580(0000) GS:ffffa045fac80000(0000) knlGS:00000000000000[   65.232286] lkdtm: Correctly stayed at zero
 5430 15:55:10.640114  [   65.243146] lkdtm: attempting bad refcount_inc() from zero
 5431 15:55:10.640200  00
 5432 15:55:10.643790  
 5433 15:55:10.653576  # [   56.922795] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080[   65.249275] ------------[ cut here ]------------
 5434 15:55:10.653663  050033
 5435 15:55:10.663512  # [   56.929202] CR2: ffffffffffffffd6 CR3: 00000001028d[   65.260641] refcount_t: addition on 0; use-after-free.
 5436 15:55:10.666827  c002 CR4: 00000000003706e0
 5437 15:55:10.670111  # [   56.937171] Call Trace:
 5438 15:55:10.679966  # [   [   65.272625] WARNING: CPU: 1 PID: 2329 at lib/refcount.c:25 refcount_warn_saturate+0x74/0x110
 5439 15:55:10.683246  56.939899]  execute_location+0x45/0x56
 5440 15:55:10.712535  # [   56.944181]  direct[   65.288235] Modules linked in: fuse ip_tables cros_ec_sensors cros_ec_sensors_core industrialio_triggered_buffer kfifo_buf industrialio cros_ec_sysfs cros_ec_lightbar cros_ec_debugfs cros_ec_chardev cros_ec_sensorhub x86_pkg_temp_thermal cros_ec_dev cros_usbpd_notify
 5441 15:55:10.715919  _entry.cold+0x2c/0x38
 5442 15:55:10.729070  # [   56.954772]  full_proxy_write+0x53/0[   65.320895] CPU: 1 PID: 2329 Comm: cat Tainted: G      D W         5.10.158-cip21 #1
 5443 15:55:10.729160  x80
 5444 15:55:10.732423  # [   56.959054]  vfs_write+0xe7/0x3a0
 5445 15:55:10.742459  # [   56.962752]  k[   65.335739] Hardware name: Google Rammus/Rammus, BIOS  09/04/2020
 5446 15:55:10.742552  sys_write+0x68/0xf0
 5447 15:55:10.745834  # [   56.966450]  do_syscall_64+0x30/0x40
 5448 15:55:10.752181  [   65.348760] RIP: 0010:refcount_warn_saturate+0x74/0x110
 5449 15:55:10.758698  # [   56.970440]  entry_SYSCALL_64_after_hwframe+0x61/0xc6
 5450 15:55:10.778433  # [ [   65.360817] Code: 01 01 e8 39 66 95 00 0f 0b c3 cc cc cc cc 80 3d 9d 27 94 01 00 75 cb 48 c7 c7 c8 bb 54 a6 c6 05 8d 27 94 01 01 e8 16 66 95 00 <0f> 0b c3 cc cc cc cc 80 3d 7c 27 94 01 00 75 a8 48 c7 c7 a0 bb 54
 5451 15:55:10.781746  
 5452 15:55:10.785096    56.976078] RIP: 0033:0x7fa9342198f3
 5453 15:55:10.791693  # [   56.980057] Code: 8b[   65.388019] RSP: 0018:ffffaf1b82a4fe48 EFLAGS: 00010286
 5454 15:55:10.804690   15 a1 25 0e 00 f7 d8 64 89 02 48 c7 c0 ff ff ff ff eb b7 0f 1f [   65.400072] RAX: 0000000000000000 RBX: 0000000000000033 RCX: 0000000000000000
 5455 15:55:10.807947  
 5456 15:55:10.821428  00 64 8b 04 25 18 00 00 00 85 c0 75 14 b8 01 00 00 00 0f 05 <48>[   65.414261] RDX: ffffa045facac660 RSI: ffffa045fac9bf70 RDI: ffffa045fac9bf70
 5457 15:55:10.827948   3d 00 f0 ff ff 77 55 c3 0f 1f 40 00 48 83 ec 28 48 89 54 24 18
 5458 15:55:10.834712  [   65.428452] RBP: ffffffffa65b02f9 R08: 0000000000000000 R09: 0000000000000000
 5459 15:55:10.834799  
 5460 15:55:10.847952  # [   57.001040] RSP: 002b:00007ffc63cdaa78 EFLAGS: 00000246 OR[   65.442642] R10: 00000000ffffe000 R11: 3fffffffffffffff R12: 0000000000000012
 5461 15:55:10.850941  IG_RAX: 0000000000000001
 5462 15:55:10.864231  # [   57.009495] RAX: ffffffffffffffda[   65.456836] R13: ffffaf1b82a4ff10 R14: ffffaf1b82a4ff10 R15: ffffa045831bd000
 5463 15:55:10.867484   RBX: 000000000000000a RCX: 00007fa9342198f3
 5464 15:55:10.877293  # [   57.017463] R[   65.471025] FS:  00007f8e941fd580(0000) GS:ffffa045fac80000(0000) knlGS:0000000000000000
 5465 15:55:10.890570  DX: 000000000000000a RSI: 00007fa93410c000 RDI: 0000000000000001[   65.486280] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
 5466 15:55:10.900501  [   65.498917] CR2: 00007f8e94006000 CR3: 0000000106590002 CR4: 00000000003706e0
 5467 15:55:10.900587  
 5468 15:55:10.907119  # [   57.025432] RBP: 00007fa93410c000 R08: 00007fa93410b010 R[   65.506891] Call Trace:
 5469 15:55:10.910383  09: 0000000000000000
 5470 15:55:10.920366  # [   57.033400] R10: fffffffffffffbc5 R11[   65.515835]  lkdtm_REFCOUNT_INC_ZERO+0x99/0xc1
 5471 15:55:10.923656  : 0000000000000246 R12: 0000000000000001
 5472 15:55:10.930226  # [   57.041366] R13: [   65.527015]  direct_entry.cold+0x2c/0x38
 5473 15:55:10.936870  0000000000000001 R14: 0000000000020000 R15: 0000000000020000
 5474 15:55:10.939858  # [   65.537611]  full_proxy_write+0x53/0x80
 5475 15:55:10.949979  [   57.049339] Modules linked in: fuse ip_tables cros_ec_sensors[   65.548108]  vfs_write+0xe7/0x3a0
 5476 15:55:10.959857   cros_ec_sensors_core industrialio_triggered_buffer kfifo_buf in[   65.558025]  ksys_write+0x68/0xf0
 5477 15:55:10.969554  dustrialio cros_ec_sysfs cros_ec_lightbar cros_ec_debugfs cros_e[   65.567943]  do_syscall_64+0x30/0x40
 5478 15:55:10.982864  c_chardev cros_ec_sensorhub x86_pkg_temp_thermal cros_ec_dev cro[   65.578152]  entry_SYSCALL_64_after_hwframe+0x61/0xc6
 5479 15:55:10.982953  s_usbpd_notify
 5480 15:55:10.986116  # [   57.081973] CR2: 0000000000000000
 5481 15:55:10.992695  # [   57[   65.590009] RIP: 0033:0x7f8e941138f3
 5482 15:55:10.995911  .085669] ---[ end trace 633e44de706942e9 ]---
 5483 15:55:11.019294  # [   57.090824] [   65.600217] Code: 8b 15 a1 25 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
 5484 15:55:11.022649  RIP: 0010:lkdtm_BUG+0x5/0x10
 5485 15:55:11.035686  # [   57.095200] Code: 89 ff e8 5e[   65.627420] RSP: 002b:00007fffa4610ae8 EFLAGS: 00000246 ORIG_RAX: 0000000000000001
 5486 15:55:11.048987   a6 a3 ff 48 c7 c0 ea ff ff ff eb de 48 c7 c0 ea ff ff ff c3 cc [   65.642091] RAX: ffffffffffffffda RBX: 0000000000000012 RCX: 00007f8e941138f3
 5487 15:55:11.062360  cc cc cc 48 c7 c0 f4 ff ff ff eb c9 0f 1f 44 00 00 <0f> 0b 66 0f[   65.656283] RDX: 0000000000000012 RSI: 00007f8e94006000 RDI: 0000000000000001
 5488 15:55:11.069027   1f 84 00 00 00 00 00 0f 1f 44 00 00 83 05 00 86 92 02
 5489 15:55:11.075550  # [   57[   65.670475] RBP: 00007f8e94006000 R08: 00007f8e94005010 R09: 0000000000000000
 5490 15:55:11.081846  .116179] RSP: 0018:ffffaf1b8146fe60 EFLAGS: 00010282
 5491 15:55:11.091751  # [   57.1[   65.684660] R10: fffffffffffffbc5 R11: 0000000000000246 R12: 0000000000000001
 5492 15:55:11.104903  22020] RAX: ffffffffa54e0010 RBX: 0000000000000001 RCX: 00000000[   65.698857] R13: 0000000000000001 R14: 0000000000020000 R15: 0000000000020000
 5493 15:55:11.104998  00000000
 5494 15:55:11.114855  # [   57.129988] RDX: 0000000000000000 RSI: ffffa045fa[   65.713051] irq event stamp: 0
 5495 15:55:11.117985  c1bf70 RDI: ffffffffa61cdcb0
 5496 15:55:11.128254  # [   57.137962] RBP: ffffffffa660[   65.722666] hardirqs last  enabled at (0): [<0000000000000000>] 0x0
 5497 15:55:11.131435  b620 R08: 0000000000000001 R09: 0000000000000001
 5498 15:55:11.134780  
 5499 15:55:11.144413  # [   57.14593[   65.735885] hardirqs last disabled at (0): [<ffffffffa4d00ca0>] copy_process+0x640/0x1c80
 5500 15:55:11.157543  0] R10: 00000000ffffe000 R11: 3fffffffffffffff R12: 000000000000[   65.751239] softirqs last  enabled at (0): [<ffffffffa4d00ca0>] copy_process+0x640/0x1c80
 5501 15:55:11.164225  [   65.766592] softirqs last disabled at (0): [<0000000000000000>] 0x0
 5502 15:55:11.167583  0004
 5503 15:55:11.177548  # [   57.153899] R13: ffffaf1b8146ff10 R14: ffffaf1b8146ff[   65.773595] ---[ end trace 633e44de706942f7 ]---
 5504 15:55:11.180485  10 R15: ffffa045830ca000
 5505 15:55:11.187151  # [   57.161868] FS:  00007fa934303580[   65.784969] lkdtm: Zero detected: saturated
 5506 15:55:11.193794  (0000) GS:ffffa045fac80000(0000) knlGS:0000000000000000
 5507 15:55:11.200300  # [   57.170896] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
 5508 15:55:11.207192  # [   57.177310] CR2: ffffffffffffffd6 CR3: 00000001028dc002 CR4: 00000000003706e0
 5509 15:55:11.216807  # [   57.185279] BUG: sleeping function called from invalid context at include/linux/percpu-rwsem.h:49
 5510 15:55:11.226804  # [   57.195189] in_atomic(): 0, irqs_disabled(): 1, non_block: 0, pid: 1854, name: cat
 5511 15:55:11.230074  # [   57.203642] INFO: lockdep is turned off.
 5512 15:55:11.236679  # [   57.208017] irq event stamp: 0
 5513 15:55:11.243330  # [   57.211421] hardirqs last  enabled at (0): [<0000000000000000>] 0x0
 5514 15:55:11.253153  # [   57.218419] hardirqs last disabled at (0): [<ffffffffa4d00ca0>] copy_process+0x640/0x1c80
 5515 15:55:11.259865  # [   57.227553] softirqs last  enabled at (0): [<ffffffffa4d00ca0>] copy_process+0x640/0x1c80
 5516 15:55:11.269897  # [   57.236688] softirqs last disabled at (0): [<0000000000000000>] 0x0
 5517 15:55:11.276248  # [   57.243677] CPU: 1 PID: 1854 Comm: cat Tainted: G      D W         5.10.158-cip21 #1
 5518 15:55:11.282789  # [   57.252323] Hardware name: Google Rammus/Rammus, BIOS  09/04/2020
 5519 15:55:11.286105  # [   57.259125] Call Trace:
 5520 15:55:11.289576  # [   57.261851]  dump_stack+0x77/0x9b
 5521 15:55:11.296127  # [   57.265550]  ___might_sleep.cold+0xa6/0xb6
 5522 15:55:11.299418  # [   57.276332]  exit_signals+0x1c/0x2e0
 5523 15:55:11.302737  # [   57.280319]  do_exit+0xd5/0xb00
 5524 15:55:11.312571  # [   57.283821]  ? ksys_wr[   65.910102] lkdtm: Performing direct entry REFCOUNT_ADD_ZERO
 5525 15:55:11.319263  [   65.920302] lkdtm: attempting safe refcount_add_not_zero() from zero
 5526 15:55:11.322182  [   65.927406] lkdtm: Good: zero detected
 5527 15:55:11.325892  ite+0x68/0xf0
 5528 15:55:11.329051  # [   57.287714]  rewind_stack_do_exit+0x17/0x20
 5529 15:55:11.335646  [   65.931599] lkdtm: Correctly stayed at zero
 5530 15:55:11.335736  
 5531 15:55:11.338911  # [   57.292381] RIP: 0033:0x7fa9342198f3
 5532 15:55:11.345517  # [   57.296368] Cod[   65.942483] lkdtm: attempting bad refcount_add() from zero
 5533 15:55:11.352124  [   65.954823] ------------[ cut here ]------------
 5534 15:55:11.358817  [   65.959978] refcount_t: addition on 0; use-after-free.
 5535 15:55:11.368516  [   65.965744] WARNING: CPU: 3 PID: 2361 at lib/refcount.c:25 refcount_warn_saturate+0x74/0x110
 5536 15:55:11.398437  e: 8b 15 a1 25 0e 00 f7 d8 64 89 02 48 c7 c0 ff ff ff ff eb b7 0[   65.975179] Modules linked in: fuse ip_tables cros_ec_sensors cros_ec_sensors_core industrialio_triggered_buffer kfifo_buf industrialio cros_ec_sysfs cros_ec_lightbar cros_ec_debugfs cros_ec_chardev cros_ec_sensorhub x86_pkg_temp_thermal cros_ec_dev cros_usbpd_notify
 5537 15:55:11.401592  
 5538 15:55:11.408224  [   66.007832] CPU: 3 PID: 2361 Comm: cat Tainted: G      D W         5.10.158-cip21 #1
 5539 15:55:11.421180  f 1f 00 64 8b 04 25 18 00 00 00 85 c0 75 14 b8 01 00 00 00 0f 05[   66.016497] Hardware name: Google Rammus/Rammus, BIOS  09/04/2020
 5540 15:55:11.428152  [   66.029509] RIP: 0010:refcount_warn_saturate+0x74/0x110
 5541 15:55:11.447755  [   66.035343] Code: 01 01 e8 39 66 95 00 0f 0b c3 cc cc cc cc 80 3d 9d 27 94 01 00 75 cb 48 c7 c7 c8 bb 54 a6 c6 05 8d 27 94 01 01 e8 16 66 95 00 <0f> 0b c3 cc cc cc cc 80 3d 7c 27 94 01 00 75 a8 48 c7 c7 a0 bb 54
 5542 15:55:11.454701  [   66.056326] RSP: 0018:ffffaf1b82cd7e48 EFLAGS: 00010286
 5543 15:55:11.460924  [   66.062162] RAX: 0000000000000000 RBX: 0000000000000034 RCX: 0000000000000000
 5544 15:55:11.471082  [   66.070133] RDX: ffffa045fadac660 RSI: ffffa045fad9bf70 RDI: ffffa045fad9bf70
 5545 15:55:11.477458  [   66.078104] RBP: ffffffffa65b030b R08: 0000000000000000 R09: 0000000000000000
 5546 15:55:11.487553  [   66.086075] R10: 00000000ffffe000 R11: 3fffffffffffffff R12: 0000000000000012
 5547 15:55:11.494250  [   66.094046] R13: ffffaf1b82cd7f10 R14: ffffaf1b82cd7f10 R15: ffffa0458315c000
 5548 15:55:11.504035  [   66.102016] FS:  00007fa32adbf580(0000) GS:ffffa045fad80000(0000) knlGS:0000000000000000
 5549 15:55:11.510566  [   66.111054] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
 5550 15:55:11.516972  [   66.117472] CR2: 00007fa32abc8000 CR3: 00000001054aa006 CR4: 00000000003706e0
 5551 15:55:11.520394  [   66.125443] Call Trace:
 5552 15:55:11.523844  [   66.128175]  lkdtm_REFCOUNT_ADD_ZERO+0x99/0xc1
 5553 15:55:11.530173  [   66.133168]  direct_entry.cold+0x2c/0x38
 5554 15:55:11.533686  [   66.137573]  full_proxy_write+0x53/0x80
 5555 15:55:11.537295  [   66.141882]  vfs_write+0xe7/0x3a0
 5556 15:55:11.540385  [   66.145606]  ksys_write+0x68/0xf0
 5557 15:55:11.547002  [   66.149305]  do_syscall_64+0x30/0x40
 5558 15:55:11.550046  [   66.153320]  entry_SYSCALL_64_after_hwframe+0x61/0xc6
 5559 15:55:11.559838   <48> 3d 00 f0 ff ff 77 55 c3 0f 1f 40 00 48 83 ec 28 48 89 54 2[   66.158969] RIP: 0033:0x7fa32acd58f3
 5560 15:55:11.583104  [   66.169173] Code: 8b 15 a1 25 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
 5561 15:55:11.589524  [   66.190154] RSP: 002b:00007ffe2e942028 EFLAGS: 00000246 ORIG_RAX: 0000000000000001
 5562 15:55:11.599495  [   66.198612] RAX: ffffffffffffffda RBX: 0000000000000012 RCX: 00007fa32acd58f3
 5563 15:55:11.599600  4 18
 5564 15:55:11.612624  # [   57.317349] RSP: 002b:00007ffc63cdaa78 EFLAGS: 000002[   66.206586] RDX: 0000000000000012 RSI: 00007fa32abc8000 RDI: 0000000000000001
 5565 15:55:11.619096  [   66.220771] RBP: 00007fa32abc8000 R08: 00007fa32abc7010 R09: 0000000000000000
 5566 15:55:11.622465  
 5567 15:55:11.622547  46 ORIG_RAX: 0000000000000001
 5568 15:55:11.635928  # [   57.325803] RAX: fffffffffff[   66.228742] R10: fffffffffffffbc5 R11: 0000000000000246 R12: 0000000000000001
 5569 15:55:11.642443  [   66.242924] R13: 0000000000000001 R14: 0000000000020000 R15: 0000000000020000
 5570 15:55:11.645852  [   66.250901] irq event stamp: 0
 5571 15:55:11.652101  fffda RBX: 000000000000000a RCX: 00007fa9342198f3
 5572 15:55:11.658721  # [   57.3337[   66.254336] hardirqs last  enabled at (0): [<0000000000000000>] 0x0
 5573 15:55:11.668867  [   66.267545] hardirqs last disabled at (0): [<ffffffffa4d00ca0>] copy_process+0x640/0x1c80
 5574 15:55:11.678452  [   66.276680] softirqs last  enabled at (0): [<ffffffffa4d00ca0>] copy_process+0x640/0x1c80
 5575 15:55:11.685049  [   66.285817] softirqs last disabled at (0): [<0000000000000000>] 0x0
 5576 15:55:11.688536  [   66.292815] ---[ end trace 633e44de706942f8 ]---
 5577 15:55:11.691773  
 5578 15:55:11.694942  [   66.297970] lkdtm: Zero detected: saturated
 5579 15:55:11.701625  72] RDX: 000000000000000a RSI: 00007fa93410c000 RDI: 0000000000000001
 5580 15:55:11.708133  # [   57.341742] RBP: 00007fa93410c000 R08: 00007fa93410b010 R09: 0000000000000000
 5581 15:55:11.711368  
 5582 15:55:11.717938  # [   57.349710] R10: fffffffffffffbc5 R11: 0000000000000246 R12: 0000000000000001
 5583 15:55:11.724763  # [   57.357679] R13: 0000000000000001 R14: 0000000000020000 R15: 0000000000020000
 5584 15:55:11.727964  # EXEC_NULL: saw 'call trace:': ok
 5585 15:55:11.731337  
 5586 15:55:11.734748  ok 36 selftests: lkdtm: EXEC_NULL.sh
 5587 15:55:11.737986  # selftests: lkdtm: ACCESS_USERSPACE.sh
 5588 15:55:11.738081  # Killed
 5589 15:55:11.744377  # [   57.476722] lkdtm: Performing direct entry ACCESS_USERSPACE
 5590 15:55:11.750991  # [   57.483777] lkdtm: attempting bad read at 00007f75ebd5b000
 5591 15:55:11.757822  # [   57.489918] BUG: unable to handle page fault for address: 00007f75ebd5b000
 5592 15:55:11.764425  # [   57.503800] #PF: supervisor read access in kernel mode
 5593 15:55:11.770835  # [   57.509536] #PF: error_code(0x0001) - permissions violation
 5594 15:55:11.780940  # [   57.515756] PGD 8000000104f4c067 P4D 8000000104f4c067 PUD 106575067 PMD 104de3067 PTE 10b40d067
 5595 15:55:11.784243  # [   57.531693] Oops: 0001 [#12] SMP PTI
 5596 15:55:11.794022  # [   57.535684] CPU: 2 PID: 1889 Comm: cat Tainted: G      D W         5.10.158-cip21 #1
 5597 15:55:11.800464  # [   57.544334] Hardware name: Google Rammus/Rammus, BIOS  09/04/2020
 5598 15:55:11.807154  # [   57.551130] RIP: 0010:lkdtm_ACCESS_USERSPACE.cold+0x41/0xa3
 5599 15:55:11.820419  # [   57.557352] Code: 00 00 00 75 64 48 83 c4 10 5d c3[   66.418928] lkdtm: Performing direct entry REFCOUNT_INC_SATURATED
 5600 15:55:11.826763  [   66.427598] lkdtm: attempting bad refcount_inc() from saturated
 5601 15:55:11.836739   cc cc cc cc 48 89 ee 48 c7 c7 80 11 5b a6 e8 6c 99 fd ff 48 c7 [   66.434223] ------------[ cut here ]------------
 5602 15:55:11.843129  [   66.445589] refcount_t: saturated; leaking memory.
 5603 15:55:11.859908  c7 a8 11 5b a6 b8 de c0 de c0 <48> 03 45 00 48 89 04 24 e8 53 99[   66.450978] WARNING: CPU: 3 PID: 2396 at lib/refcount.c:22 refcount_warn_saturate+0x51/0x110
 5604 15:55:11.863198   fd ff 48 89 ee 48 c7 c7 d0 11 5b
 5605 15:55:11.892807  # [   57.578330] RSP: 0018:ff[   66.466620] Modules linked in: fuse ip_tables cros_ec_sensors cros_ec_sensors_core industrialio_triggered_buffer kfifo_buf industrialio cros_ec_sysfs cros_ec_lightbar cros_ec_debugfs cros_ec_chardev cros_ec_sensorhub x86_pkg_temp_thermal cros_ec_dev cros_usbpd_notify
 5606 15:55:11.899418  [   66.499292] CPU: 3 PID: 2396 Comm: cat Tainted: G      D W         5.10.158-cip21 #1
 5607 15:55:11.902463  ffaf1b82597e48 EFLAGS: 00010246
 5608 15:55:11.912649  # [   57.584153] RAX: 00000000c[   66.507943] Hardware name: Google Rammus/Rammus, BIOS  09/04/2020
 5609 15:55:11.919149  0dec0de RBX: 0000000000000026 RCX: 0000000000000000
 5610 15:55:11.925854  # [   57.59[   66.520971] RIP: 0010:refcount_warn_saturate+0x51/0x110
 5611 15:55:11.945736  [   66.533021] Code: 84 bc 00 00 00 c3 cc cc cc cc 85 f6 74 46 80 3d c1 27 94 01 00 75 ee 48 c7 c7 a0 bb 54 a6 c6 05 b1 27 94 01 01 e8 39 66 95 00 <0f> 0b c3 cc cc cc cc 80 3d 9d 27 94 01 00 75 cb 48 c7 c7 c8 bb 54
 5612 15:55:11.952144  [   66.554015] RSP: 0018:ffffaf1b82d4fe48 EFLAGS: 00010286
 5613 15:55:11.958640  [   66.559873] RAX: 0000000000000000 RBX: 0000000000000035 RCX: 0000000000000000
 5614 15:55:11.975391  2121] RDX: 0000000000000000 RSI: ffffa045fad1bf70 RDI: ffffffffa[   66.567859] RDX: ffffa045fadac660 RSI: ffffa045fad9bf70 RDI: ffffa045fad9bf70
 5615 15:55:11.981686  [   66.582033] RBP: ffffffffa65b031d R08: 0000000000000000 R09: 0000000000000000
 5616 15:55:11.991531  [   66.590024] R10: 00000000ffffe000 R11: 3fffffffffffffff R12: 0000000000000017
 5617 15:55:11.998232  [   66.597994] R13: ffffaf1b82d4ff10 R14: ffffaf1b82d4ff10 R15: ffffa045828d7000
 5618 15:55:12.008279  [   66.605967] FS:  00007f8f52ade580(0000) GS:ffffa045fad80000(0000) knlGS:0000000000000000
 5619 15:55:12.008368  65b11a8
 5620 15:55:12.021383  # [   57.600088] RBP: 00007f75ebd5b000 R08: 00000000000[   66.615008] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
 5621 15:55:12.028070  [   66.627633] CR2: 00007f8f528e7000 CR3: 0000000105730003 CR4: 00000000003706e0
 5622 15:55:12.031384  [   66.635604] Call Trace:
 5623 15:55:12.034837  [   66.638336]  lkdtm_REFCOUNT_INC_SATURATED+0x3c/0x64
 5624 15:55:12.041033  [   66.643814]  direct_entry.cold+0x2c/0x38
 5625 15:55:12.044459  [   66.648194]  full_proxy_write+0x53/0x80
 5626 15:55:12.047608  [   66.652502]  vfs_write+0xe7/0x3a0
 5627 15:55:12.050876  [   66.656203]  ksys_write+0x68/0xf0
 5628 15:55:12.057486  [   66.659904]  do_syscall_64+0x30/0x40
 5629 15:55:12.060751  [   66.663918]  entry_SYSCALL_64_after_hwframe+0x61/0xc6
 5630 15:55:12.064037  [   66.669557] RIP: 0033:0x7f8f529f48f3
 5631 15:55:12.087200  [   66.673548] Code: 8b 15 a1 25 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
 5632 15:55:12.093767  [   66.694528] RSP: 002b:00007ffe798fe4f8 EFLAGS: 00000246 ORIG_RAX: 0000000000000001
 5633 15:55:12.103629  [   66.702985] RAX: ffffffffffffffda RBX: 0000000000000017 RCX: 00007f8f529f48f3
 5634 15:55:12.110453  [   66.710965] RDX: 0000000000000017 RSI: 00007f8f528e7000 RDI: 0000000000000001
 5635 15:55:12.113780  00000 R09: 0000000000000000
 5636 15:55:12.126695  # [   57.608057] R10: 00000000ffffe[   66.718939] RBP: 00007f8f528e7000 R08: 00007f8f528e6010 R09: 0000000000000000
 5637 15:55:12.133499  [   66.733119] R10: fffffffffffffbc5 R11: 0000000000000246 R12: 0000000000000001
 5638 15:55:12.139993  [   66.741091] R13: 0000000000000001 R14: 0000000000020000 R15: 0000000000020000
 5639 15:55:12.143457  [   66.749066] irq event stamp: 0
 5640 15:55:12.150030  000 R11: 3fffffffffffffff R12: 0000000000000011
 5641 15:55:12.156292  # [   57.616024[   66.752500] hardirqs last  enabled at (0): [<0000000000000000>] 0x0
 5642 15:55:12.166286  [   66.765709] hardirqs last disabled at (0): [<ffffffffa4d00ca0>] copy_process+0x640/0x1c80
 5643 15:55:12.176339  [   66.774845] softirqs last  enabled at (0): [<ffffffffa4d00ca0>] copy_process+0x640/0x1c80
 5644 15:55:12.189182  ] R13: ffffaf1b82597f10 R14: ffffaf1b82597f10 R15: ffffa0458314e[   66.783983] softirqs last disabled at (0): [<0000000000000000>] 0x0
 5645 15:55:12.195745  [   66.797199] ---[ end trace 633e44de706942f9 ]---
 5646 15:55:12.195850  000
 5647 15:55:12.205862  # [   57.624011] FS:  00007f75ebd2c580(0000) GS:ffffa045fad[   66.802355] lkdtm: Saturation detected: still saturated
 5648 15:55:12.208944  00000(0000) knlGS:0000000000000000
 5649 15:55:12.215635  # [   57.633047] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
 5650 15:55:12.225667  # [   57.639462] CR2: 00007f75ebd5b000 CR3: 00000001026a2004 CR4: 00000000003706e0
 5651 15:55:12.228892  # [   57.647420] Call Trace:
 5652 15:55:12.232323  # [   57.650148]  direct_entry.cold+0x2c/0x38
 5653 15:55:12.235494  # [   57.654525]  full_proxy_write+0x53/0x80
 5654 15:55:12.242151  # [   57.658805]  vfs_write+0xe7/0x3a0
 5655 15:55:12.245533  # [   57.662503]  ksys_write+0x68/0xf0
 5656 15:55:12.248623  # [   57.666201]  do_syscall_64+0x30/0x40
 5657 15:55:12.255276  # [   57.670188]  entry_SYSCALL_64_after_hwframe+0x61/0xc6
 5658 15:55:12.258572  # [   57.675817] RIP: 0033:0x7f75ebc428f3
 5659 15:55:12.278421  # [   57.679803] Code: 8b 15 a1 25 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
 5660 15:55:12.288216  # [   57.700782] RSP: 002b:00007ffe35b3dcd8 EFLAGS: 00000246 ORIG_RAX: 0000000000000001
 5661 15:55:12.298128  # [   57.709237] RAX: ffffffffffffffda RBX: 0000000000000011 RCX: 00007f75ebc428f3
 5662 15:55:12.304732  # [   57.717202] RDX: 0000000000000011 RSI: 00007f75ebb35000 RDI: 0000000000000001
 5663 15:55:12.311306  # [   57.725170] RBP: 00007f75ebb35000 R08: 00007f75ebb34010 R09: 0000000000000000
 5664 15:55:12.321095  # [   57.733138] R10: fffffffffffffbc5 R11: 0000000000000246 R12: 0000000000000001
 5665 15:55:12.331031  # [   57.741105] R13: 00000000000000[   66.929804] lkdtm: Performing direct entry REFCOUNT_DEC_SATURATED
 5666 15:55:12.337800  [   66.939435] lkdtm: attempting bad refcount_dec() from saturated
 5667 15:55:12.344153  01 R14: 0000000000020000 R15: 0000000000020000
 5668 15:55:12.350811  # [   57.749078][   66.946059] ------------[ cut here ]------------
 5669 15:55:12.354072  [   66.957430] refcount_t: decrement hit 0; leaking memory.
 5670 15:55:12.364201  [   66.963396] WARNING: CPU: 2 PID: 2431 at lib/refcount.c:31 refcount_warn_saturate+0xfb/0x110
 5671 15:55:12.397186   Modules linked in: fuse ip_tables cros_ec_sensors cros_ec_senso[   66.972832] Modules linked in: fuse ip_tables cros_ec_sensors cros_ec_sensors_core industrialio_triggered_buffer kfifo_buf industrialio cros_ec_sysfs cros_ec_lightbar cros_ec_debugfs cros_ec_chardev cros_ec_sensorhub x86_pkg_temp_thermal cros_ec_dev cros_usbpd_notify
 5672 15:55:12.407019  [   67.005463] CPU: 2 PID: 2431 Comm: cat Tainted: G      D W         5.10.158-cip21 #1
 5673 15:55:12.413437  [   67.014137] Hardware name: Google Rammus/Rammus, BIOS  09/04/2020
 5674 15:55:12.426765  rs_core industrialio_triggered_buffer kfifo_buf industrialio cro[   67.020966] RIP: 0010:refcount_warn_saturate+0xfb/0x110
 5675 15:55:12.446348  [   67.033027] Code: 50 bc 54 a6 c6 05 1d 27 94 01 01 e8 a9 65 95 00 0f 0b c3 cc cc cc cc 48 c7 c7 20 bc 54 a6 c6 05 04 27 94 01 01 e8 8f 65 95 00 <0f> 0b c3 cc cc cc cc 66 66 2e 0f 1f 84 00 00 00 00 00 0f 1f 00 8b
 5676 15:55:12.452841  [   67.054017] RSP: 0018:ffffaf1b82dbfe48 EFLAGS: 00010286
 5677 15:55:12.459560  [   67.059853] RAX: 0000000000000000 RBX: 0000000000000036 RCX: 0000000000000000
 5678 15:55:12.469476  [   67.067823] RDX: ffffa045fad2c660 RSI: ffffa045fad1bf70 RDI: ffffa045fad1bf70
 5679 15:55:12.482516  s_ec_sysfs cros_ec_lightbar cros_ec_debugfs cros_ec_chardev cros[   67.075798] RBP: ffffffffa65b0334 R08: 0000000000000000 R09: 0000000000000000
 5680 15:55:12.489271  [   67.089985] R10: 00000000ffffe000 R11: 3fffffffffffffff R12: 0000000000000017
 5681 15:55:12.499034  [   67.097983] R13: ffffaf1b82dbff10 R14: ffffaf1b82dbff10 R15: ffffa04583574000
 5682 15:55:12.512140  _ec_sensorhub x86_pkg_temp_thermal cros_ec_dev cros_usbpd_notify[   67.105970] FS:  00007f8390b1e580(0000) GS:ffffa045fad00000(0000) knlGS:0000000000000000
 5683 15:55:12.518835  [   67.121214] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
 5684 15:55:12.528691  [   67.127630] CR2: 00007f8390927000 CR3: 0000000102708001 CR4: 00000000003706e0
 5685 15:55:12.532002  [   67.135624] Call Trace:
 5686 15:55:12.532090  
 5687 15:55:12.535335  # [   57.775534] CR2: 00007f75ebd5b000
 5688 15:55:12.541759  # [   57.785444] ---[ [   67.138368]  lkdtm_REFCOUNT_DEC_SATURATED+0x37/0x5f
 5689 15:55:12.544994  [   67.150020]  direct_entry.cold+0x2c/0x38
 5690 15:55:12.551695  [   67.154400]  full_proxy_write+0x53/0x80
 5691 15:55:12.554939  [   67.158707]  vfs_write+0xe7/0x3a0
 5692 15:55:12.558188  [   67.162432]  ksys_write+0x68/0xf0
 5693 15:55:12.561402  [   67.166133]  do_syscall_64+0x30/0x40
 5694 15:55:12.568030  [   67.170149]  entry_SYSCALL_64_after_hwframe+0x61/0xc6
 5695 15:55:12.571301  [   67.175791] RIP: 0033:0x7f8390a348f3
 5696 15:55:12.594454  [   67.179781] Code: 8b 15 a1 25 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
 5697 15:55:12.600824  [   67.200762] RSP: 002b:00007ffde28f9d38 EFLAGS: 00000246 ORIG_RAX: 0000000000000001
 5698 15:55:12.610941  [   67.209218] RAX: ffffffffffffffda RBX: 0000000000000017 RCX: 00007f8390a348f3
 5699 15:55:12.617543  [   67.217187] RDX: 0000000000000017 RSI: 00007f8390927000 RDI: 0000000000000001
 5700 15:55:12.624218  [   67.225156] RBP: 00007f8390927000 R08: 00007f8390926010 R09: 0000000000000000
 5701 15:55:12.633863  [   67.233124] R10: fffffffffffffbc5 R11: 0000000000000246 R12: 0000000000000001
 5702 15:55:12.640378  [   67.241096] R13: 0000000000000001 R14: 0000000000020000 R15: 0000000000020000
 5703 15:55:12.643728  [   67.249069] irq event stamp: 0
 5704 15:55:12.650393  [   67.252496] hardirqs last  enabled at (0): [<0000000000000000>] 0x0
 5705 15:55:12.660463  [   67.259498] hardirqs last disabled at (0): [<ffffffffa4d00ca0>] copy_process+0x640/0x1c80
 5706 15:55:12.670355  [   67.268633] softirqs last  enabled at (0): [<ffffffffa4d00ca0>] copy_process+0x640/0x1c80
 5707 15:55:12.676651  [   67.277767] softirqs last disabled at (0): [<0000000000000000>] 0x0
 5708 15:55:12.683501  [   67.284768] ---[ end trace 633e44de706942fa ]---
 5709 15:55:12.686805  [   67.289922] lkdtm: Saturation detected: still saturated
 5710 15:55:12.689749  end trace 633e44de706942ea ]---
 5711 15:55:12.696691  # [   57.790599] RIP: 0010:lkdtm_BUG+0x5/0x10
 5712 15:55:12.716540  # [   57.794974] Code: 89 ff e8 5e a6 a3 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 00 86 92 02
 5713 15:55:12.723141  # [   57.815962] RSP: 0018:ffffaf1b8146fe60 EFLAGS: 00010282
 5714 15:55:12.729771  # [   57.821794] RAX: ffffffffa54e0010 RBX: 0000000000000001 RCX: 0000000000000000
 5715 15:55:12.739332  # [   57.829761] RDX: 0000000000000000 RSI: ffffa045fac1bf70 RDI: ffffffffa61cdcb0
 5716 15:55:12.746035  # [   57.837729] RBP: ffffffffa660b620 R08: 0000000000000001 R09: 0000000000000001
 5717 15:55:12.755870  # [   57.845696] R10: 00000000ffffe000 R11: 3fffffffffffffff R12: 0000000000000004
 5718 15:55:12.762814  # [   57.853663] R13: ffffaf1b8146ff10 R14: ffffaf1b8146ff10 R15: ffffa045830ca000
 5719 15:55:12.772621  # [   57.861631] FS:  00007f75ebd2c580(0000) GS:ffffa045fad00000(0000) knlGS:0000000000000000
 5720 15:55:12.779142  # [   57.870666] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
 5721 15:55:12.789070  # [   57.877080] CR2: 00007f75ebd5b000 CR3: 00000001026a2004 CR4: 00000000003706e0
 5722 15:55:12.792372  # ACCESS_USERSPACE: saw 'call trace:': ok
 5723 15:55:12.795456  ok 37 selftests: lkdtm: ACCESS_USERSPACE.sh
 5724 15:55:12.798907  # selftests: lkdtm: ACCESS_NULL.sh
 5725 15:55:12.801946  # Killed
 5726 15:55:12.811940  # [   57.993164] lkdtm: Performing direct entry ACCESS_[   67.412759] lkdtm: Performing direct entry REFCOUNT_ADD_SATURATED
 5727 15:55:12.818696  [   67.420695] lkdtm: attempting bad refcount_dec() from saturated
 5728 15:55:12.825394  [   67.427308] ------------[ cut here ]------------
 5729 15:55:12.825483  NULL
 5730 15:55:12.835107  # [   58.002701] lkdtm: attempting bad read at 00000000000[   67.432468] refcount_t: saturated; leaking memory.
 5731 15:55:12.845031  [   67.444058] WARNING: CPU: 2 PID: 2466 at lib/refcount.c:22 refcount_warn_saturate+0x51/0x110
 5732 15:55:12.845123  00000
 5733 15:55:12.878086  # [   58.015080] BUG: kernel NULL pointer dereference, ad[   67.453493] Modules linked in: fuse ip_tables cros_ec_sensors cros_ec_sensors_core industrialio_triggered_buffer kfifo_buf industrialio cros_ec_sysfs cros_ec_lightbar cros_ec_debugfs cros_ec_chardev cros_ec_sensorhub x86_pkg_temp_thermal cros_ec_dev cros_usbpd_notify
 5734 15:55:12.887977  [   67.486129] CPU: 2 PID: 2466 Comm: cat Tainted: G      D W         5.10.158-cip21 #1
 5735 15:55:12.888071  dress: 0000000000000000
 5736 15:55:12.901281  # [   58.029033] #PF: supervisor read a[   67.494808] Hardware name: Google Rammus/Rammus, BIOS  09/04/2020
 5737 15:55:12.904317  [   67.507823] RIP: 0010:refcount_warn_saturate+0x51/0x110
 5738 15:55:12.927383  [   67.513660] Code: 84 bc 00 00 00 c3 cc cc cc cc 85 f6 74 46 80 3d c1 27 94 01 00 75 ee 48 c7 c7 a0 bb 54 a6 c6 05 b1 27 94 01 01 e8 39 66 95 00 <0f> 0b c3 cc cc cc cc 80 3d 9d 27 94 01 00 75 cb 48 c7 c7 c8 bb 54
 5739 15:55:12.933786  [   67.534642] RSP: 0018:ffffaf1b82e77e48 EFLAGS: 00010286
 5740 15:55:12.940361  [   67.540478] RAX: 0000000000000000 RBX: 0000000000000037 RCX: 0000000000000000
 5741 15:55:12.947186  [   67.548450] RDX: ffffa045fad2c660 RSI: ffffa045fad1bf70 RDI: ffffa045fad1bf70
 5742 15:55:12.957031  [   67.556421] RBP: ffffffffa65b034b R08: 0000000000000000 R09: 0000000000000000
 5743 15:55:12.963533  [   67.564392] R10: 00000000ffffe000 R11: 3fffffffffffffff R12: 0000000000000017
 5744 15:55:12.973654  [   67.572362] R13: ffffaf1b82e77f10 R14: ffffaf1b82e77f10 R15: ffffa045832cf000
 5745 15:55:12.980030  [   67.580333] FS:  00007f0432e26580(0000) GS:ffffa045fad00000(0000) knlGS:0000000000000000
 5746 15:55:12.986364  [   67.589373] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
 5747 15:55:12.996215  [   67.595791] CR2: 00007f0432c2f000 CR3: 000000010547e006 CR4: 00000000003706e0
 5748 15:55:12.999494  [   67.603763] Call Trace:
 5749 15:55:13.002859  [   67.606495]  lkdtm_REFCOUNT_ADD_SATURATED+0x3c/0x64
 5750 15:55:13.006240  ccess in kernel mode
 5751 15:55:13.016217  # [   58.034769] #PF: error_code(0x0000) -[   67.611971]  direct_entry.cold+0x2c/0x38
 5752 15:55:13.019495  [   67.622557]  full_proxy_write+0x53/0x80
 5753 15:55:13.022770  [   67.626871]  vfs_write+0xe7/0x3a0
 5754 15:55:13.025866  [   67.630596]  ksys_write+0x68/0xf0
 5755 15:55:13.029211  [   67.634298]  do_syscall_64+0x30/0x40
 5756 15:55:13.035799  [   67.638314]  entry_SYSCALL_64_after_hwframe+0x61/0xc6
 5757 15:55:13.039011   not-present page
 5758 15:55:13.042593  # [   58.040506] PGD 0 P4D 0 
 5759 15:55:13.045598  # [   58.04333[   67.643967] RIP: 0033:0x7f0432d3c8f3
 5760 15:55:13.065698  [   67.654175] Code: 8b 15 a1 25 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
 5761 15:55:13.068873  
 5762 15:55:13.075478  [   67.675157] RSP: 002b:00007fff00bdf958 EFLAGS: 00000246 ORIG_RAX: 0000000000000001
 5763 15:55:13.085495  [   67.683639] RAX: ffffffffffffffda RBX: 0000000000000017 RCX: 00007f0432d3c8f3
 5764 15:55:13.091895  [   67.691611] RDX: 0000000000000017 RSI: 00007f0432c2f000 RDI: 0000000000000001
 5765 15:55:13.098579  [   67.699581] RBP: 00007f0432c2f000 R08: 00007f0432c2e010 R09: 0000000000000000
 5766 15:55:13.108643  [   67.707553] R10: fffffffffffffbc5 R11: 0000000000000246 R12: 0000000000000001
 5767 15:55:13.115156  [   67.715523] R13: 0000000000000001 R14: 0000000000020000 R15: 0000000000020000
 5768 15:55:13.118471  2] Oops: 0000 [#13] SMP PTI
 5769 15:55:13.124902  # [   58.047312] CPU: 1 PID: 1924 C[   67.723501] irq event stamp: 0
 5770 15:55:13.131654  omm: cat Tainted: G      D W         5.10.158-cip21 #1
 5771 15:55:13.138148  # [   58[   67.733120] hardirqs last  enabled at (0): [<0000000000000000>] 0x0
 5772 15:55:13.144637  .055963] Hardware name: Google Rammus/Rammus, BIOS  09/04/2020
 5773 15:55:13.154611  [   67.746336] hardirqs last disabled at (0): [<ffffffffa4d00ca0>] copy_process+0x640/0x1c80
 5774 15:55:13.161396  [   67.761688] softirqs last  enabled at (0): [<ffffffffa4d00ca0>] copy_process+0x640/0x1c80
 5775 15:55:13.164763  
 5776 15:55:13.171170  [   67.770823] softirqs last disabled at (0): [<0000000000000000>] 0x0
 5777 15:55:13.174246  [   67.777846] ---[ end trace 633e44de706942fb ]---
 5778 15:55:13.181085  # [   58.062770] RIP: 0010:lkdtm_ACCESS_NULL+0x14/0x53
 5779 15:55:13.187391  # [   58[   67.783015] lkdtm: Saturation detected: still saturated
 5780 15:55:13.207269  .068022] Code: 10 99 fd ff be 00 10 00 00 48 89 ef e8 95 a0 3c ff e9 69 ff ff ff 0f 1f 44 00 00 53 31 f6 48 c7 c7 80 11 5b a6 e8 ea 98 fd ff <48> 8b 1c 25 00 00 00 00 b8 de c0 de c0 48 c7 c7 a8 11 5b a6 48 01
 5781 15:55:13.213993  # [   58.095212] RSP: 0018:ffffaf1b825dfe58 EFLAGS: 00010246
 5782 15:55:13.220637  # [   58.101046] RAX: 000000000000002e RBX: 0000000000000027 RCX: 0000000000000000
 5783 15:55:13.230564  # [   58.109010] RDX: 0000000000000000 RSI: ffffa045fac9bf70 RDI: ffffa045fac9bf70
 5784 15:55:13.236858  # [   58.116977] RBP: ffffffffa65b0271 R08: 0000000000000000 R09: 0000000000000000
 5785 15:55:13.246938  # [   58.124965] R10: 00000000ffffe000 R11: 3fffffffffffffff R12: 000000000000000c
 5786 15:55:13.253665  # [   58.132934] R13: ffffaf1b825dff10 R14: ffffaf1b825dff10 R15: ffffa04584145000
 5787 15:55:13.263378  # [   58.140926] FS:  00007f5a8d0a2580(0000) GS:ffffa045fac80000(0000) knlGS:0000000000000000
 5788 15:55:13.270003  # [   58.149965] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
 5789 15:55:13.279921  # [   58.156380] CR2: 0000000000000000 CR3: 00000001030b0005 CR4: 00000000003706e0
 5790 15:55:13.280034  # [   58.164346] Call Trace:
 5791 15:55:13.286571  # [   58.167074]  direct_entry.cold+0x2c/0x38
 5792 15:55:13.289699  # [   58.171454]  full_proxy_write+0x53/0x80
 5793 15:55:13.293107  # [   58.181965]  vfs_write+0xe7/0x3a0
 5794 15:55:13.296544  # [   58.185664]  ksys_write+0x68/0xf0
 5795 15:55:13.299877  
 5796 15:55:13.302837  # [   58.195572]  do_syscall_64+0x30/0x40
 5797 15:55:13.312878  # [   58.199561]  entry_SYSCALL[   67.908568] lkdtm: Performing direct entry REFCOUNT_INC_NOT_ZERO_SATURATED
 5798 15:55:13.316287  _64_after_hwframe+0x61/0xc6
 5799 15:55:13.326363  # [   58.211409] RIP: 0033:0x7f5a8c[   67.920869] lkdtm: attempting bad refcount_inc_not_zero() from saturated
 5800 15:55:13.326479  fb88f3
 5801 15:55:13.339193  # [   58.215387] Code: 8b 15 a1 25 0e 00 f7 d8 64 89 02 [   67.934589] ------------[ cut here ]------------
 5802 15:55:13.349333  48 c7 c0 ff ff ff ff eb b7 0f 1f 00 64 8b 04 25 18 00 00 00 85 c[   67.945936] refcount_t: saturated; leaking memory.
 5803 15:55:13.365812  0 75 14 b8 01 00 00 00 0f 05 <48> 3d 00 f0 ff ff 77 55 c3 0f 1f [   67.957552] WARNING: CPU: 1 PID: 2498 at lib/refcount.c:19 refcount_warn_saturate+0x97/0x110
 5804 15:55:13.368943  40 00 48 83 ec 28 48 89 54 24 18
 5805 15:55:13.398621  # [   58.236364] RSP: 002b:000[   67.973166] Modules linked in: fuse ip_tables cros_ec_sensors cros_ec_sensors_core industrialio_triggered_buffer kfifo_buf industrialio cros_ec_sysfs cros_ec_lightbar cros_ec_debugfs cros_ec_chardev cros_ec_sensorhub x86_pkg_temp_thermal cros_ec_dev cros_usbpd_notify
 5806 15:55:13.401914  07ffdd88620d8 EFLAGS: 00000246 ORIG_RAX: 0000000000000001
 5807 15:55:13.405258  
 5808 15:55:13.412052  # [  [   68.005802] CPU: 1 PID: 2498 Comm: cat Tainted: G      D W         5.10.158-cip21 #1
 5809 15:55:13.425234   58.244819] RAX: ffffffffffffffda RBX: 000000000000000c RCX: 000[   68.020691] Hardware name: Google Rammus/Rammus, BIOS  09/04/2020
 5810 15:55:13.428460  07f5a8cfb88f3
 5811 15:55:13.438339  # [   58.252787] RDX: 000000000000000c RSI: 00007[   68.033714] RIP: 0010:refcount_warn_saturate+0x97/0x110
 5812 15:55:13.441458  f5a8ceab000 RDI: 0000000000000001
 5813 15:55:13.464526  # [   58.260754] RBP: 00007f5[   68.045762] Code: 01 01 e8 16 66 95 00 0f 0b c3 cc cc cc cc 80 3d 7c 27 94 01 00 75 a8 48 c7 c7 a0 bb 54 a6 c6 05 6c 27 94 01 01 e8 f3 65 95 00 <0f> 0b c3 cc cc cc cc 80 3d 56 27 94 01 00 75 85 48 c7 c7 f8 bb 54
 5814 15:55:13.470991  a8ceab000 R08: 00007f5a8ceaa010 R09: 0000000000000000
 5815 15:55:13.477608  # [   58.[   68.072975] RSP: 0018:ffffaf1b82effe38 EFLAGS: 00010282
 5816 15:55:13.491176  268722] R10: fffffffffffffbc5 R11: 0000000000000246 R12: 0000000[   68.085019] RAX: 0000000000000000 RBX: 00000000c0000000 RCX: 0000000000000000
 5817 15:55:13.491297  000000001
 5818 15:55:13.504223  # [   58.276690] R13: 0000000000000001 R14: 000000000[   68.099202] RDX: ffffa045facac660 RSI: ffffa045fac9bf70 RDI: ffffa045fac9bf70
 5819 15:55:13.507564  0020000 R15: 0000000000020000
 5820 15:55:13.520712  # [   58.284660] Modules linked i[   68.113388] RBP: ffffffffa65aff78 R08: 0000000000000000 R09: 0000000000000000
 5821 15:55:13.527043  [   68.127574] R10: 00000000ffffe000 R11: 3fffffffffffffff R12: 0000000000000020
 5822 15:55:13.540491  n: fuse ip_tables cros_ec_sensors cros_ec_sensors_core industria[   68.135547] R13: ffffaf1b82efff10 R14: ffffaf1b82efff10 R15: ffffa04583040000
 5823 15:55:13.556922  lio_triggered_buffer kfifo_buf industrialio cros_ec_sysfs cros_e[   68.149727] FS:  00007f218283e580(0000) GS:ffffa045fac80000(0000) knlGS:0000000000000000
 5824 15:55:13.569796  c_lightbar cros_ec_debugfs cros_ec_chardev cros_ec_sensorhub x86[   68.164982] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
 5825 15:55:13.573171  _pkg_temp_thermal cros_ec_dev cros_usbpd_notify
 5826 15:55:13.583258  # [   58.317292[   68.177613] CR2: 00007f2182647000 CR3: 0000000104d1a002 CR4: 00000000003706e0
 5827 15:55:13.586446  [   68.191799] Call Trace:
 5828 15:55:13.589756  ] CR2: 0000000000000000
 5829 15:55:13.599947  # [   58.321002] ---[ end trace 633e44d[   68.194533]  __refcount_add_not_zero.constprop.0+0x2a/0x35
 5830 15:55:13.600063  e706942eb ]---
 5831 15:55:13.606189  # [   58.326164] RIP: 0010:lkdtm_BUG+0x5/0x10
 5832 15:55:13.612930  #[   68.206868]  lkdtm_REFCOUNT_INC_NOT_ZERO_SATURATED+0x3e/0x76
 5833 15:55:13.622707   [   58.336749] Code: 89 ff e8 5e a6 a3 ff 48 c7 c0 ea ff ff ff [   68.219402]  direct_entry.cold+0x2c/0x38
 5834 15:55:13.632893  eb de 48 c7 c0 ea ff ff ff c3 cc cc cc cc 48 c7 c0 f4 ff ff ff e[   68.230018]  full_proxy_write+0x53/0x80
 5835 15:55:13.642656  b c9 0f 1f 44 00 00 <0f> 0b 66 0f 1f 84 00 00 00 00 00 0f 1f 44 [   68.240517]  vfs_write+0xe7/0x3a0
 5836 15:55:13.645942  00 00 83 05 00 86 92 02
 5837 15:55:13.652683  # [   58.357727] RSP: 0018:ffffaf1b8146[   68.250429]  ksys_write+0x68/0xf0
 5838 15:55:13.655907  fe60 EFLAGS: 00010282
 5839 15:55:13.662207  # [   58.363560] RAX: ffffffffa54e0010 RB[   68.260344]  do_syscall_64+0x30/0x40
 5840 15:55:13.665664  X: 0000000000000001 RCX: 0000000000000000
 5841 15:55:13.675604  # [   58.371527] RDX:[   68.270549]  entry_SYSCALL_64_after_hwframe+0x61/0xc6
 5842 15:55:13.682202   0000000000000000 RSI: ffffa045fac1bf70 RDI: ffffffffa61cdcb0
 5843 15:55:13.685515  #[   68.282404] RIP: 0033:0x7f21827548f3
 5844 15:55:13.711794   [   58.379493] RBP: ffffffffa660b620 R08: 0000000000000001 R09:[   68.292612] Code: 8b 15 a1 25 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
 5845 15:55:13.715021   0000000000000001
 5846 15:55:13.725048  # [   58.387461] R10: 00000000ffffe000 R11: 3[   68.319809] RSP: 002b:00007fff0eb5bd28 EFLAGS: 00000246 ORIG_RAX: 0000000000000001
 5847 15:55:13.735007  [   68.334479] RAX: ffffffffffffffda RBX: 0000000000000020 RCX: 00007f21827548f3
 5848 15:55:13.738345  fffffffffffffff R12: 0000000000000004
 5849 15:55:13.748136  # [   58.395429] R13: fff[   68.342453] RDX: 0000000000000020 RSI: 00007f2182647000 RDI: 0000000000000001
 5850 15:55:13.758010  [   68.356633] RBP: 00007f2182647000 R08: 00007f2182646010 R09: 0000000000000000
 5851 15:55:13.761373  faf1b8146ff10 R14: ffffaf1b8146ff10 R15: ffffa045830ca000
 5852 15:55:13.771085  # [  [   68.364606] R10: fffffffffffffbc5 R11: 0000000000000246 R12: 0000000000000001
 5853 15:55:13.777761  [   68.378786] R13: 0000000000000001 R14: 0000000000020000 R15: 0000000000020000
 5854 15:55:13.787508   58.403397] FS:  00007f5a8d0a2580(0000) GS:ffffa045fac80000(0000[   68.386782] irq event stamp: 0
 5855 15:55:13.794043  [   68.396377] hardirqs last  enabled at (0): [<0000000000000000>] 0x0
 5856 15:55:13.797735  ) knlGS:0000000000000000
 5857 15:55:13.810611  # [   58.412431] CS:  0010 DS: 0000 ES[   68.403382] hardirqs last disabled at (0): [<ffffffffa4d00ca0>] copy_process+0x640/0x1c80
 5858 15:55:13.820396  [   68.418727] softirqs last  enabled at (0): [<ffffffffa4d00ca0>] copy_process+0x640/0x1c80
 5859 15:55:13.823843  : 0000 CR0: 0000000080050033
 5860 15:55:13.833413  # [   58.418845] CR2: 000000000000[   68.427865] softirqs last disabled at (0): [<0000000000000000>] 0x0
 5861 15:55:13.836871  [   68.441076] ---[ end trace 633e44de706942fc ]---
 5862 15:55:13.843371  0000 CR3: 00000001030b0005 CR4: 00000000003706e0
 5863 15:55:13.849991  # ACCESS_NULL:[   68.446233] lkdtm: Saturation detected: still saturated
 5864 15:55:13.853346   saw 'call trace:': ok
 5865 15:55:13.856598  ok 38 selftests: lkdtm: ACCESS_NULL.sh
 5866 15:55:13.859886  # selftests: lkdtm: WRITE_RO.sh
 5867 15:55:13.860000  # Killed
 5868 15:55:13.866626  # [   58.532243] lkdtm: Performing direct entry WRITE_RO
 5869 15:55:13.873105  # [   58.537940] lkdtm: attempting bad rodata write at ffffffffa61ce130
 5870 15:55:13.879684  # [   58.551067] BUG: unable to handle page fault for address: ffffffffa61ce130
 5871 15:55:13.882896  
 5872 15:55:13.886157  # [   58.564950] #PF: supervisor write access in kernel mode
 5873 15:55:13.893004  # [   58.570783] #PF: error_code(0x0003) - permissions violation
 5874 15:55:13.902914  # [   58.577021] PGD 71229067 P4D 71229067 PUD 7122a063 PMD 8000000070a000e1 
 5875 15:55:13.906029  # [   58.584509] Oops: 0003 [#14] SMP PTI
 5876 15:55:13.915993  # [   58.594707] CPU: 1 PID: 1959 Comm: cat Tainted: G      D W         5.10.158-cip21 #1
 5877 15:55:13.922709  # [   58.603346] Hardware name: Google Rammus/Rammus, BIOS  09/04/2020
 5878 15:55:13.926084  # [   58.610152] RIP: 0010:lkdtm_WRITE_RO+0x2e/0x3a
 5879 15:55:13.949158  # [   58.615112] Code: 00 48 c7 c7 60 10 5b a6 48 c7 c6 30 e1 1c a6 e8 94 9b fd ff 48 8b 05 0f 0b 69 00 ba 34 12 cd ab 48 c7 c7 90 10 5b a6 48 31 d0 <48> 89 05 f9 0a 69 00 e9 72 9b fd ff 0f 1f 44 00 00 48 8b 05 e8 ec
 5880 15:55:13.952309  # [   58.642306] RSP: 0018:ffffaf1b826b7e60 EFLAGS: 00010202
 5881 15:55:13.962124  # [   58.648139] RAX: 000000000198b861 RBX: 0000000000000028 RCX: 0000000000000000
 5882 15:55:13.975564  # [   58.656107] RDX: 00000000abcd1234 RSI: ffffa045fac9bf70 RDI: f[   68.571315] lkdtm: Performing direct entry REFCOUNT_ADD_NOT_ZERO_SATURATED
 5883 15:55:13.978824  fffffffa65b1090
 5884 15:55:13.988504  # [   58.664076] RBP: ffffffffa65b027d R08: 000[   68.584102] lkdtm: attempting bad refcount_add_not_zero() from saturated
 5885 15:55:13.991996  0000000000000 R09: 0000000000000000
 5886 15:55:14.001751  # [   58.672043] R10: 00000[   68.597794] ------------[ cut here ]------------
 5887 15:55:14.004912  000ffffe000 R11: 3fffffffffffffff R12: 0000000000000009
 5888 15:55:14.008369  
 5889 15:55:14.011796  # [   5[   68.609156] refcount_t: saturated; leaking memory.
 5890 15:55:14.028172  8.680026] R13: ffffaf1b826b7f10 R14: ffffaf1b826b7f10 R15: ffffa[   68.620767] WARNING: CPU: 0 PID: 2530 at lib/refcount.c:19 refcount_warn_saturate+0x97/0x110
 5891 15:55:14.028304  045828e4000
 5892 15:55:14.060968  # [   58.687996] FS:  00007f81d0949580(0000) GS:fff[   68.636388] Modules linked in: fuse ip_tables cros_ec_sensors cros_ec_sensors_core industrialio_triggered_buffer kfifo_buf industrialio cros_ec_sysfs cros_ec_lightbar cros_ec_debugfs cros_ec_chardev cros_ec_sensorhub x86_pkg_temp_thermal cros_ec_dev cros_usbpd_notify
 5893 15:55:14.064198  fa045fac80000(0000) knlGS:0000000000000000
 5894 15:55:14.077501  # [   58.697033] CS:[   68.669057] CPU: 0 PID: 2530 Comm: cat Tainted: G      D W         5.10.158-cip21 #1
 5895 15:55:14.080868    0010 DS: 0000 ES: 0000 CR0: 0000000080050033
 5896 15:55:14.087412  # [   58.703446][   68.683911] Hardware name: Google Rammus/Rammus, BIOS  09/04/2020
 5897 15:55:14.100808   CR2: ffffffffa61ce130 CR3: 0000000106440002 CR4: 00000000003706[   68.696936] RIP: 0010:refcount_warn_saturate+0x97/0x110
 5898 15:55:14.100926  e0
 5899 15:55:14.103829  # [   58.711415] Call Trace:
 5900 15:55:14.126977  # [   58.714142]  direct_entry[   68.708975] Code: 01 01 e8 16 66 95 00 0f 0b c3 cc cc cc cc 80 3d 7c 27 94 01 00 75 a8 48 c7 c7 a0 bb 54 a6 c6 05 6c 27 94 01 01 e8 f3 65 95 00 <0f> 0b c3 cc cc cc cc 80 3d 56 27 94 01 00 75 85 48 c7 c7 f8 bb 54
 5901 15:55:14.130382  .cold+0x2c/0x38
 5902 15:55:14.133417  # [   58.718523]  full_proxy_write+0x53/0x80
 5903 15:55:14.140117  #[   68.736182] RSP: 0018:ffffaf1b82f87e38 EFLAGS: 00010282
 5904 15:55:14.143420   [   58.722804]  vfs_write+0xe7/0x3a0
 5905 15:55:14.153093  # [   58.732713]  ksys_wr[   68.748219] RAX: 0000000000000000 RBX: 00000000c0000000 RCX: 0000000000000000
 5906 15:55:14.156423  ite+0x68/0xf0
 5907 15:55:14.160053  # [   58.736409]  do_syscall_64+0x30/0x40
 5908 15:55:14.169779  # [   [   68.762392] RDX: ffffa045fac2c660 RSI: ffffa045fac1bf70 RDI: ffffa045fac1bf70
 5909 15:55:14.173146  58.740398]  entry_SYSCALL_64_after_hwframe+0x61/0xc6
 5910 15:55:14.182821  # [   58.7[   68.776587] RBP: ffffffffa65aff98 R08: 0000000000000000 R09: 0000000000000000
 5911 15:55:14.186458  46036] RIP: 0033:0x7f81d085f8f3
 5912 15:55:14.196207  # [   58.750024] Code: 8b 15 a1[   68.790772] R10: 00000000ffffe000 R11: 3fffffffffffffff R12: 0000000000000020
 5913 15:55:14.212764   25 0e 00 f7 d8 64 89 02 48 c7 c0 ff ff ff ff eb b7 0f 1f 00 64 [   68.804979] R13: ffffaf1b82f87f10 R14: ffffaf1b82f87f10 R15: ffffa045828de000
 5914 15:55:14.225756  8b 04 25 18 00 00 00 85 c0 75 14 b8 01 00 00 00 0f 05 <48> 3d 00[   68.819167] FS:  00007f881d8c9580(0000) GS:ffffa045fac00000(0000) knlGS:0000000000000000
 5915 15:55:14.232460   f0 ff ff 77 55 c3 0f 1f 40 00 48 83 ec 28 48 89 54 24 18
 5916 15:55:14.239147  # [  [   68.834435] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
 5917 15:55:14.252041   58.770996] RSP: 002b:00007ffe29d45618 EFLAGS: 00000246 ORIG_RAX[   68.847063] CR2: 00007f881d6d2000 CR3: 00000001032ce003 CR4: 00000000003706f0
 5918 15:55:14.255383  : 0000000000000001
 5919 15:55:14.262029  # [   58.779451] RAX: ffffffffffffffda RBX: [   68.861254] Call Trace:
 5920 15:55:14.265248  0000000000000009 RCX: 00007f81d085f8f3
 5921 15:55:14.275111  # [   58.787420] RDX: 00[   68.870200]  __refcount_add_not_zero.constprop.0+0x2a/0x35
 5922 15:55:14.281708  00000000000009 RSI: 00007f81d0752000 RDI: 0000000000000001
 5923 15:55:14.288300  # [ [   68.882539]  lkdtm_REFCOUNT_ADD_NOT_ZERO_SATURATED+0x3e/0x76
 5924 15:55:14.298361    58.795388] RBP: 00007f81d0752000 R08: 00007f81d0751010 R09: 00[   68.895081]  direct_entry.cold+0x2c/0x38
 5925 15:55:14.298472  00000000000000
 5926 15:55:14.308177  # [   58.803357] R10: fffffffffffffbc5 R11: 0000[   68.905672]  full_proxy_write+0x53/0x80
 5927 15:55:14.311590  000000000246 R12: 0000000000000001
 5928 15:55:14.318012  # [   58.811327] R13: 000000[   68.916170]  vfs_write+0xe7/0x3a0
 5929 15:55:14.324757  0000000001 R14: 0000000000020000 R15: 0000000000020000
 5930 15:55:14.328036  # [   58[   68.926091]  ksys_write+0x68/0xf0
 5931 15:55:14.338069  .819299] Modules linked in: fuse ip_tables cros_ec_sensors cros_[   68.936025]  do_syscall_64+0x30/0x40
 5932 15:55:14.351101  ec_sensors_core industrialio_triggered_buffer kfifo_buf industri[   68.946210]  entry_SYSCALL_64_after_hwframe+0x61/0xc6
 5933 15:55:14.360784  alio cros_ec_sysfs cros_ec_lightbar cros_ec_debugfs cros_ec_char[   68.958071] RIP: 0033:0x7f881d7df8f3
 5934 15:55:14.387252  dev cros_ec_sensorhub x86_pkg_temp_thermal cros_ec_dev cros_usbp[   68.968269] Code: 8b 15 a1 25 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
 5935 15:55:14.387385  d_notify
 5936 15:55:14.394024  # [   58.851932] CR2: ffffffffa61ce130
 5937 15:55:14.403751  # [   58.85565[   68.995476] RSP: 002b:00007ffd66c0b228 EFLAGS: 00000246 ORIG_RAX: 0000000000000001
 5938 15:55:14.407253  2] ---[ end trace 633e44de706942ec ]---
 5939 15:55:14.416880  # [   58.860806] RIP: 0[   69.010132] RAX: ffffffffffffffda RBX: 0000000000000020 RCX: 00007f881d7df8f3
 5940 15:55:14.420366  010:lkdtm_BUG+0x5/0x10
 5941 15:55:14.430251  # [   58.865182] Code: 89 ff e8 5e a6 a3[   69.024338] RDX: 0000000000000020 RSI: 00007f881d6d2000 RDI: 0000000000000001
 5942 15:55:14.443291   ff 48 c7 c0 ea ff ff ff eb de 48 c7 c0 ea ff ff ff c3 cc cc cc [   69.038518] RBP: 00007f881d6d2000 R08: 00007f881d6d1010 R09: 0000000000000000
 5943 15:55:14.459674  cc 48 c7 c0 f4 ff ff ff eb c9 0f 1f 44 00 00 <0f> 0b 66 0f 1f 84[   69.052717] R10: fffffffffffffbc5 R11: 0000000000000246 R12: 0000000000000001
 5944 15:55:14.463074   00 00 00 00 00 0f 1f 44 00 00 83 05 00 86 92 02
 5945 15:55:14.472793  # [   58.88616[   69.066957] R13: 0000000000000001 R14: 0000000000020000 R15: 0000000000020000
 5946 15:55:14.479526  2] RSP: 0018:ffffaf1b8146fe60 EFLAGS: 00010282
 5947 15:55:14.482810  # [   58.891993][   69.081099] irq event stamp: 0
 5948 15:55:14.495833   RAX: ffffffffa54e0010 RBX: 0000000000000001 RCX: 00000000000000[   69.090755] hardirqs last  enabled at (0): [<0000000000000000>] 0x0
 5949 15:55:14.495927  00
 5950 15:55:14.512531  # [   58.899967] RDX: 0000000000000000 RSI: ffffa045fac1bf70[   69.103962] hardirqs last disabled at (0): [<ffffffffa4d00ca0>] copy_process+0x640/0x1c80
 5951 15:55:14.512659   RDI: ffffffffa61cdcb0
 5952 15:55:14.525500  # [   58.907933] RBP: ffffffffa660b620 R[   69.119342] softirqs last  enabled at (0): [<ffffffffa4d00ca0>] copy_process+0x640/0x1c80
 5953 15:55:14.532100  08: 0000000000000001 R09: 0000000000000001
 5954 15:55:14.538779  # [   58.915925] R10[   69.134652] softirqs last disabled at (0): [<0000000000000000>] 0x0
 5955 15:55:14.545610  : 00000000ffffe000 R11: 3fffffffffffffff R12: 0000000000000004
 5956 15:55:14.552270  [   69.147933] ---[ end trace 633e44de706942fd ]---
 5957 15:55:14.562036  # [   58.923893] R13: ffffaf1b8146ff10 R14: ffffaf1b8146ff10 R15[   69.159266] lkdtm: Saturation detected: still saturated
 5958 15:55:14.564930  : ffffa045830ca000
 5959 15:55:14.575298  # [   58.931862] FS:  00007f81d0949580(0000) GS:ffffa045fac80000(0000) knlGS:0000000000000000
 5960 15:55:14.581572  # [   58.940898] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
 5961 15:55:14.588440  # [   58.947312] CR2: ffffffffa61ce130 CR3: 0000000106440002 CR4: 00000000003706e0
 5962 15:55:14.598359  # [   58.955281] BUG: sleeping function called from invalid context at include/linux/percpu-rwsem.h:49
 5963 15:55:14.608151  # [   58.965192] in_atomic(): 0, irqs_disabled(): 1, non_block: 0, pid: 1959, name: cat
 5964 15:55:14.611403  # [   58.973646] INFO: lockdep is turned off.
 5965 15:55:14.614753  # [   58.978022] irq event stamp: 0
 5966 15:55:14.617987  
 5967 15:55:14.624449  # [   58.981428] hardirqs last  enabled at (0): [<0000000000000000>] 0x0
 5968 15:55:14.631173  # [   58.988418] hardirqs last disabled at (0): [<ffffffffa4d00ca0>] copy_process+0x640/0x1c80
 5969 15:55:14.634431  
 5970 15:55:14.641106  # [   58.997552] softirqs last  enabled at (0): [<ffffffffa4d00ca0>] copy_process+0x640/0x1c80
 5971 15:55:14.647565  # [   59.006685] softirqs last disabled at (0): [<0000000000000000>] 0x0
 5972 15:55:14.650798  
 5973 15:55:14.657310  # [   59.013682] CPU: 1 PID: 1959 Comm: cat Tainted: G      D W         5.10.158-cip21 #1
 5974 15:55:14.664023  # [   59.022329] Hardware name: Google Rammus/Rammus, BIOS  09/04/2020
 5975 15:55:14.667183  # [   59.029133] Call Trace:
 5976 15:55:14.670597  # [   59.031860]  dump_stack+0x77/0x9b
 5977 15:55:14.677100  # [   59.035560]  ___might_sleep.cold+0xa6/0xb6
 5978 15:55:14.680580  # [   59.046343]  exit_signals+0x1c/0x2e0
 5979 15:55:14.683918  # [   59.050332]  do_exit+0xd5/0xb00
 5980 15:55:14.687256  # [   59.053835]  ? ksys_write+0x68/0xf0
 5981 15:55:14.693531  # [   59.057718]  rewind_stack_do_exit+0x17/0x20
 5982 15:55:14.696879  # [   59.062386] RIP: 0033:0x7f81d085f8f3
 5983 15:55:14.713552  # [   59.066373] Code: 8b 15 a1 25 0e 00 f7 d8 64 89 02 48 c7 c0 ff ff ff ff eb b7 0f 1f 0[   69.311916] lkdtm: Performing direct entry REFCOUNT_DEC_AND_TEST_SATURATED
 5984 15:55:14.726698  0 64 8b 04 25 18 00 00 00 85 c0 75 14 b8 01 00 00 00 0f 05 <48> [   69.321924] lkdtm: attempting bad refcount_dec_and_test() from saturated
 5985 15:55:14.733472  3d 00 f0 ff ff 77 55 c3 0f 1f 40 00 48 83 ec 28 48 89 54 24 18
 5986 15:55:14.739769  [   69.335644] ------------[ cut here ]------------
 5987 15:55:14.743101  [   69.347005] refcount_t: underflow; use-after-free.
 5988 15:55:14.759720  # [   59.087355] RSP: 002b:00007ffe29d45618 EFLAGS: 00000246 ORI[   69.352415] WARNING: CPU: 1 PID: 2565 at lib/refcount.c:28 refcount_warn_saturate+0xba/0x110
 5989 15:55:14.763080  G_RAX: 0000000000000001
 5990 15:55:14.792652  # [   59.095811] RAX: ffffffffffffffda [   69.368027] Modules linked in: fuse ip_tables cros_ec_sensors cros_ec_sensors_core industrialio_triggered_buffer kfifo_buf industrialio cros_ec_sysfs cros_ec_lightbar cros_ec_debugfs cros_ec_chardev cros_ec_sensorhub x86_pkg_temp_thermal cros_ec_dev cros_usbpd_notify
 5991 15:55:14.795748  RBX: 0000000000000009 RCX: 00007f81d085f8f3
 5992 15:55:14.809066  # [   59.103779] RD[   69.400663] CPU: 1 PID: 2565 Comm: cat Tainted: G      D W         5.10.158-cip21 #1
 5993 15:55:14.812359  X: 0000000000000009 RSI: 00007f81d0752000 RDI: 0000000000000001
 5994 15:55:14.819141  [   69.415527] Hardware name: Google Rammus/Rammus, BIOS  09/04/2020
 5995 15:55:14.822154  
 5996 15:55:14.825567  [   69.428549] RIP: 0010:refcount_warn_saturate+0xba/0x110
 5997 15:55:14.825650  
 5998 15:55:14.855264  # [   59.111747] RBP: 00007f81d0752000 R08: 00007f81d0751010 R0[   69.434410] Code: 01 01 e8 f3 65 95 00 0f 0b c3 cc cc cc cc 80 3d 56 27 94 01 00 75 85 48 c7 c7 f8 bb 54 a6 c6 05 46 27 94 01 01 e8 d0 65 95 00 <0f> 0b c3 cc cc cc cc 80 3d 31 27 94 01 00 0f 85 5e ff ff ff 48 c7
 5999 15:55:14.855387  9: 0000000000000000
 6000 15:55:14.865216  # [   59.119714] R10: fffffffffffffbc5 R11:[   69.461602] RSP: 0018:ffffaf1b82fffe40 EFLAGS: 00010286
 6001 15:55:14.868374   0000000000000246 R12: 0000000000000001
 6002 15:55:14.878415  # [   59.127683] R13: 0[   69.473654] RAX: 0000000000000000 RBX: 000000000000003a RCX: 0000000000000000
 6003 15:55:14.884802  000000000000001 R14: 0000000000020000 R15: 0000000000020000
 6004 15:55:14.894761  # W[   69.487841] RDX: ffffa045facac660 RSI: ffffa045fac9bf70 RDI: ffffa045fac9bf70
 6005 15:55:14.898003  RITE_RO: saw 'call trace:': ok
 6006 15:55:14.907837  ok 39 selftests: lkdtm: WRITE_RO[   69.502028] RBP: ffffffffa65affb8 R08: 0000000000000000 R09: 0000000000000000
 6007 15:55:14.917705  [   69.516214] R10: 00000000ffffe000 R11: 3fffffffffffffff R12: 0000000000000020
 6008 15:55:14.917845  .sh
 6009 15:55:14.921020  # selftests: lkdtm: WRITE_RO_AFTER_INIT.sh
 6010 15:55:14.921152  # Killed
 6011 15:55:14.930851  # [  [   69.524213] R13: ffffaf1b82ffff10 R14: ffffaf1b82ffff10 R15: ffffa045828de000
 6012 15:55:14.937616   59.284046] lkdtm: Performing direct entry WRITE_RO_AFTER_INIT
 6013 15:55:14.944216  [   69.538392] FS:  00007fd8bc134580(0000) GS:ffffa045fac80000(0000) knlGS:0000000000000000
 6014 15:55:14.950615  [   69.553624] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
 6015 15:55:14.967195  # [   59.291346] lkdtm: attempting bad ro_after_init write at ff[   69.560044] CR2: 00007fd8bbf3d000 CR3: 0000000104d32002 CR4: 00000000003706e0
 6016 15:55:14.970297  [   69.574223] Call Trace:
 6017 15:55:14.970396  ffffffa662c330
 6018 15:55:14.980200  # [   59.305186] BUG: unable to handle page faul[   69.576971]  __refcount_sub_and_test.constprop.0+0x3c/0x50
 6019 15:55:14.983497  t for address: ffffffffa662c330
 6020 15:55:14.993397  # [   59.319051] #PF: superviso[   69.589301]  lkdtm_REFCOUNT_DEC_AND_TEST_SATURATED+0x3e/0x76
 6021 15:55:14.996817  r write access in kernel mode
 6022 15:55:15.003320  # [   59.324874] #PF: error_code([   69.601838]  direct_entry.cold+0x2c/0x38
 6023 15:55:15.006748  0x0003) - permissions violation
 6024 15:55:15.016618  # [   59.331095] PGD 71229067 P[   69.612458]  full_proxy_write+0x53/0x80
 6025 15:55:15.020008  4D 71229067 PUD 7122a063 PMD 1048da063 PTE 800000007102c061
 6026 15:55:15.026436  # [[   69.622971]  vfs_write+0xe7/0x3a0
 6027 15:55:15.029761     59.339844] Oops: 0003 [#15] SMP PTI
 6028 15:55:15.036250  # [   59.350044] CPU: 1 [   69.632882]  ksys_write+0x68/0xf0
 6029 15:55:15.045933  PID: 1994 Comm: cat Tainted: G      D W         5.10.158-cip21 #[   69.642797]  do_syscall_64+0x30/0x40
 6030 15:55:15.046030  1
 6031 15:55:15.056161  # [   59.358691] Hardware name: Google Rammus/Rammus, BIOS  0[   69.653018]  entry_SYSCALL_64_after_hwframe+0x61/0xc6
 6032 15:55:15.059146  9/04/2020
 6033 15:55:15.065815  # [   59.365498] RIP: 0010:lkdtm_WRITE_RO_AFTER_INIT+[   69.664875] RIP: 0033:0x7fd8bc04a8f3
 6034 15:55:15.088976  [   69.675079] Code: 8b 15 a1 25 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
 6035 15:55:15.089204  0x4e/0x5a
 6036 15:55:15.101944  # [   59.371526] Code: 10 5b a6 e9 46 9b fd ff 48 c7 [   69.696064] RSP: 002b:00007ffe63fa3ec8 EFLAGS: 00000246 ORIG_RAX: 0000000000000001
 6037 15:55:15.111993  [   69.710730] RAX: ffffffffffffffda RBX: 0000000000000020 RCX: 00007fd8bc04a8f3
 6038 15:55:15.125152  c7 e8 10 5b a6 e8 3a 9b fd ff 48 8b 05 b5 ec ae 00 ba 34 12 cd a[   69.718703] RDX: 0000000000000020 RSI: 00007fd8bbf3d000 RDI: 0000000000000001
 6039 15:55:15.131874  [   69.732884] RBP: 00007fd8bbf3d000 R08: 00007fd8bbf3c010 R09: 0000000000000000
 6040 15:55:15.148006  b 48 c7 c7 90 10 5b a6 48 31 d0 <48> 89 05 9f ec ae 00 e9 18 9b [   69.740858] R10: fffffffffffffbc5 R11: 0000000000000246 R12: 0000000000000001
 6041 15:55:15.151464  fd ff 0f 1f 44 00 00 41 54 48 c7 c7
 6042 15:55:15.161253  # [   59.398715] RSP: 0018:[   69.755041] R13: 0000000000000001 R14: 0000000000020000 R15: 0000000000020000
 6043 15:55:15.164587  ffffaf1b8271fe60 EFLAGS: 00010202
 6044 15:55:15.171341  # [   59.404547] RAX: 0000000[   69.769252] irq event stamp: 0
 6045 15:55:15.177737  [   69.778849] hardirqs last  enabled at (0): [<0000000000000000>] 0x0
 6046 15:55:15.184619  0fe67479e RBX: 0000000000000029 RCX: 0000000000000000
 6047 15:55:15.194223  # [   59.[   69.785853] hardirqs last disabled at (0): [<ffffffffa4d00ca0>] copy_process+0x640/0x1c80
 6048 15:55:15.201024  [   69.801195] softirqs last  enabled at (0): [<ffffffffa4d00ca0>] copy_process+0x640/0x1c80
 6049 15:55:15.214098  412516] RDX: 00000000abcd1234 RSI: ffffa045fac9bf70 RDI: fffffff[   69.810334] softirqs last disabled at (0): [<0000000000000000>] 0x0
 6050 15:55:15.220958  [   69.823542] ---[ end trace 633e44de706942fe ]---
 6051 15:55:15.221052  fa65b1090
 6052 15:55:15.234022  # [   59.420474] RBP: ffffffffa65b0286 R08: 000000000[   69.828698] lkdtm: Saturation detected: still saturated
 6053 15:55:15.237403  0000000 R09: 0000000000000000
 6054 15:55:15.243963  # [   59.428442] R10: 00000000ffffe000 R11: 3fffffffffffffff R12: 0000000000000014
 6055 15:55:15.250641  # [   59.436409] R13: ffffaf1b8271ff10 R14: ffffaf1b8271ff10 R15: ffffa045855cc000
 6056 15:55:15.253676  
 6057 15:55:15.260389  # [   59.444378] FS:  00007f79c5dda580(0000) GS:ffffa045fac80000(0000) knlGS:0000000000000000
 6058 15:55:15.266871  # [   59.453405] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
 6059 15:55:15.277208  # [   59.459820] CR2: ffffffffa662c330 CR3: 00000001057f2006 CR4: 00000000003706e0
 6060 15:55:15.280372  # [   59.467786] Call Trace:
 6061 15:55:15.283564  # [   59.470512]  direct_entry.cold+0x2c/0x38
 6062 15:55:15.286576  # [   59.474893]  full_proxy_write+0x53/0x80
 6063 15:55:15.293236  # [   59.485384]  vfs_write+0xe7/0x3a0
 6064 15:55:15.296486  # [   59.489081]  ksys_write+0x68/0xf0
 6065 15:55:15.299955  # [   59.499002]  do_syscall_64+0x30/0x40
 6066 15:55:15.306663  # [   59.503014]  entry_SYSCALL_64_after_hwframe+0x61/0xc6
 6067 15:55:15.309692  # [   59.514864] RIP: 0033:0x7f79c5cf08f3
 6068 15:55:15.329682  # [   59.518843] Code: 8b 15 a1 25 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
 6069 15:55:15.332870  
 6070 15:55:15.339567  # [   59.539813] RSP: 002b:00007fffeb48bad8 EFLAGS: 00000246 ORIG_RAX: 0000000000000001
 6071 15:55:15.349265  # [   59.548258] RAX: ffffffffffffffda RBX: 0000000000000014 RCX: 00007f79c5cf08f3
 6072 15:55:15.355993  # [   59.556226] RDX: 0000000000000014 RSI: 00007f79c5be3000 RDI: 0000000000000001
 6073 15:55:15.365744  # [   59.5[   69.960858] lkdtm: Performing direct entry REFCOUNT_SUB_AND_TEST_SATURATED
 6074 15:55:15.372588  [   69.972979] lkdtm: attempting bad refcount_sub_and_test() from saturated
 6075 15:55:15.378905  [   69.980475] ------------[ cut here ]------------
 6076 15:55:15.388724  64193] RBP: 00007f79c5be3000 R08: 00007f79c5be2010 R09: 00000000[   69.985658] refcount_t: underflow; use-after-free.
 6077 15:55:15.398834  [   69.997245] WARNING: CPU: 2 PID: 2600 at lib/refcount.c:28 refcount_warn_saturate+0xba/0x110
 6078 15:55:15.398924  00000000
 6079 15:55:15.431451  # [   59.572160] R10: fffffffffffffbc5 R11: 0000000000[   70.006681] Modules linked in: fuse ip_tables cros_ec_sensors cros_ec_sensors_core industrialio_triggered_buffer kfifo_buf industrialio cros_ec_sysfs cros_ec_lightbar cros_ec_debugfs cros_ec_chardev cros_ec_sensorhub x86_pkg_temp_thermal cros_ec_dev cros_usbpd_notify
 6080 15:55:15.441466  [   70.039313] CPU: 2 PID: 2600 Comm: cat Tainted: G      D W         5.10.158-cip21 #1
 6081 15:55:15.448042  [   70.047965] Hardware name: Google Rammus/Rammus, BIOS  09/04/2020
 6082 15:55:15.448136  000246 R12: 0000000000000001
 6083 15:55:15.451221  
 6084 15:55:15.458282  # [   59.580127] R13: 000000000000[   70.054775] RIP: 0010:refcount_warn_saturate+0xba/0x110
 6085 15:55:15.480797  [   70.066822] Code: 01 01 e8 f3 65 95 00 0f 0b c3 cc cc cc cc 80 3d 56 27 94 01 00 75 85 48 c7 c7 f8 bb 54 a6 c6 05 46 27 94 01 01 e8 d0 65 95 00 <0f> 0b c3 cc cc cc cc 80 3d 31 27 94 01 00 0f 85 5e ff ff ff 48 c7
 6086 15:55:15.484237  [   70.087828] RSP: 0018:ffffaf1b83087e40 EFLAGS: 00010286
 6087 15:55:15.494374  [   70.093687] RAX: 0000000000000000 RBX: 000000000000003b RCX: 0000000000000000
 6088 15:55:15.500582  [   70.101680] RDX: ffffa045fad2c660 RSI: ffffa045fad1bf70 RDI: ffffa045fad1bf70
 6089 15:55:15.507304  0001 R14: 0000000000020000 R15: 0000000000020000
 6090 15:55:15.517357  # [   59.58809[   70.109664] RBP: ffffffffa65affd8 R08: 0000000000000000 R09: 0000000000000000
 6091 15:55:15.524068  [   70.123842] R10: 00000000ffffe000 R11: 3fffffffffffffff R12: 0000000000000020
 6092 15:55:15.530515  [   70.131812] R13: ffffaf1b83087f10 R14: ffffaf1b83087f10 R15: ffffa04583004000
 6093 15:55:15.540586  [   70.139785] FS:  00007f8394e08580(0000) GS:ffffa045fad00000(0000) knlGS:0000000000000000
 6094 15:55:15.547135  [   70.148822] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
 6095 15:55:15.556749  [   70.155240] CR2: 00007f8394c11000 CR3: 0000000101272003 CR4: 00000000003706e0
 6096 15:55:15.556840  [   70.163211] Call Trace:
 6097 15:55:15.563459  [   70.165960]  __refcount_sub_and_test.constprop.0+0x3c/0x50
 6098 15:55:15.576650  9] Modules linked in: fuse ip_tables cros_ec_sensors cros_ec_sen[   70.172098]  lkdtm_REFCOUNT_SUB_AND_TEST_SATURATED+0x3e/0x76
 6099 15:55:15.579909  [   70.184628]  direct_entry.cold+0x2c/0x38
 6100 15:55:15.586353  [   70.189022]  full_proxy_write+0x53/0x80
 6101 15:55:15.589875  [   70.193328]  vfs_write+0xe7/0x3a0
 6102 15:55:15.593068  [   70.197052]  ksys_write+0x68/0xf0
 6103 15:55:15.596331  [   70.200753]  do_syscall_64+0x30/0x40
 6104 15:55:15.603137  [   70.204769]  entry_SYSCALL_64_after_hwframe+0x61/0xc6
 6105 15:55:15.606366  [   70.210410] RIP: 0033:0x7f8394d1e8f3
 6106 15:55:15.626033  [   70.214402] Code: 8b 15 a1 25 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
 6107 15:55:15.636056  [   70.235383] RSP: 002b:00007ffec851d2a8 EFLAGS: 00000246 ORIG_RAX: 0000000000000001
 6108 15:55:15.642839  [   70.243839] RAX: ffffffffffffffda RBX: 0000000000000020 RCX: 00007f8394d1e8f3
 6109 15:55:15.652650  [   70.251811] RDX: 0000000000000020 RSI: 00007f8394c11000 RDI: 0000000000000001
 6110 15:55:15.659033  [   70.259781] RBP: 00007f8394c11000 R08: 00007f8394c10010 R09: 0000000000000000
 6111 15:55:15.669100  [   70.267749] R10: fffffffffffffbc5 R11: 0000000000000246 R12: 0000000000000001
 6112 15:55:15.675432  [   70.275719] R13: 0000000000000001 R14: 0000000000020000 R15: 0000000000020000
 6113 15:55:15.678793  [   70.283694] irq event stamp: 0
 6114 15:55:15.685462  [   70.287131] hardirqs last  enabled at (0): [<0000000000000000>] 0x0
 6115 15:55:15.695218  [   70.294131] hardirqs last disabled at (0): [<ffffffffa4d00ca0>] copy_process+0x640/0x1c80
 6116 15:55:15.705167  [   70.303268] softirqs last  enabled at (0): [<ffffffffa4d00ca0>] copy_process+0x640/0x1c80
 6117 15:55:15.711915  [   70.312403] softirqs last disabled at (0): [<0000000000000000>] 0x0
 6118 15:55:15.721732  sors_core industrialio_triggered_buffer kfifo_buf industrialio c[   70.319406] ---[ end trace 633e44de706942ff ]---
 6119 15:55:15.728096  [   70.330776] lkdtm: Saturation detected: still saturated
 6120 15:55:15.741487  ros_ec_sysfs cros_ec_lightbar cros_ec_debugfs cros_ec_chardev cros_ec_sensorhub x86_pkg_temp_thermal cros_ec_dev cros_usbpd_notify
 6121 15:55:15.744909  # [   59.620730] CR2: ffffffffa662c330
 6122 15:55:15.751533  # [   59.624426] ---[ end trace 633e44de706942ed ]---
 6123 15:55:15.754569  # [   59.629581] RIP: 0010:lkdtm_BUG+0x5/0x10
 6124 15:55:15.777776  # [   59.633964] Code: 89 ff e8 5e a6 a3 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 00 86 92 02
 6125 15:55:15.781139  # [   59.654963] RSP: 0018:ffffaf1b8146fe60 EFLAGS: 00010282
 6126 15:55:15.791112  # [   59.660796] RAX: ffffffffa54e0010 RBX: 0000000000000001 RCX: 0000000000000000
 6127 15:55:15.797806  # [   59.668763] RDX: 0000000000000000 RSI: ffffa045fac1bf70 RDI: ffffffffa61cdcb0
 6128 15:55:15.807660  # [   59.676730] RBP: ffffffffa660b620 R08: 0000000000000001 R09: 0000000000000001
 6129 15:55:15.814247  # [   59.684698] R10: 00000000ffffe000 R11: 3fffffffffffffff R12: 0000000000000004
 6130 15:55:15.823941  # [   59.692664] R13: ffffaf1b8146ff10 R14: ffffaf1b8146ff10 R15: ffffa045830ca000
 6131 15:55:15.833782  # [   59.700631] FS:  00007f79c5dda580(0000) GS:ffffa045fac80000(0000) knlGS:0000000000000000
 6132 15:55:15.840400  # [   59.709666] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
 6133 15:55:15.847047  # [   59.716080] CR2: ffffffffa662c330 CR3: 00000001057f2006 CR4: 00000000003706e0
 6134 15:55:15.850345  # WRITE_RO_AFTER_INIT: saw 'call trace:': ok
 6135 15:55:15.856718  ok 40 selftests: lkdtm: WRITE_RO_AFTER_INIT.sh
 6136 15:55:15.859982  # selftests: lkdtm: WRITE_KERN.sh
 6137 15:55:15.860066  # Killed
 6138 15:55:15.866933  # [   59.856916] lkdtm: Performing direct entry WRITE_KERN
 6139 15:55:15.873430  # [   59.866557] lkdtm: attempting bad 6672827 byte write at ffffffffa5b3d59b
 6140 15:55:15.883320  # [   59.874056] BUG: unable to handle page fault for address: ffffffffa5b3d59b
 6141 15:55:15.886528  # [   59.881738] #PF: supervisor write access in kernel mode
 6142 15:55:15.893261  # [   59.887572] #PF: error_code(0x0003) - permissions violation
 6143 15:55:15.899820  # [   59.893783] PGD 71229067 P4D 71229067 PUD 7122a063 PMD 704000e1 
 6144 15:55:15.903190  
 6145 15:55:15.906294  # [   59.900492] Oops: 0003 [#16] SMP PTI
 6146 15:55:15.916160  # [   59.904479] CPU: 3 PID: 2029 [   70.512365] lkdtm: Performing direct entry USERCOPY_HEAP_SIZE_TO
 6147 15:55:15.922817  [   70.523586] lkdtm: attempting good copy_to_user of correct size
 6148 15:55:15.926276  Comm: cat Tainted: G      D W         5.10.158-cip21 #1
 6149 15:55:15.929426  
 6150 15:55:15.936181  # [   5[   70.530214] lkdtm: attempting bad copy_to_user of too large size
 6151 15:55:15.942540  9.913127] Hardware name: Google Rammus/Rammus, BIOS  09/04/2020
 6152 15:55:15.945738  # [   59.919933] RIP: 0010:lkdtm_WRITE_KERN+0x38/0x4e
 6153 15:55:15.969101  # [   59.925108] Code: 53 48 c7 c3 9b d5 b3 a5 49 89 dc 48 89 da 49 81 ec e0 03 4e a5 4c 89 e6 e8 ed 9a fd ff 48 89 df 4c 89 e1 48 c7 c6 e0 03 4e a5 <f3> a4 48 c7 c7 90 10 5b a6 e8 d2 9a fd ff 5b 41 5c e9 b7 fe ff ff
 6154 15:55:15.975480  # [   59.946087] RSP: 0018:ffffaf1b8271fe50 EFLAGS: 00010246
 6155 15:55:15.982248  # [   59.951917] RAX: 000000000000003c RBX: ffffffffa5b3d59b RCX: 000000000065d1bb
 6156 15:55:15.988887  # [   59.959884] RDX: 0000000000000000 RSI: ffffffffa54e03e0 RDI: ffffffffa5b3d59b
 6157 15:55:15.998841  # [   59.967852] RBP: ffffffffa65b029a R08: 0000000000000000 R09: 0000000000000000
 6158 15:55:16.005602  # [   59.975819] R10: 00000000ffffe000 R11: 3fffffffffffffff R12: 000000000065d1bb
 6159 15:55:16.015129  # [   59.983788] R13: ffffaf1b8271ff10 R14: ffffaf1b8271ff10 R15: ffffa045829d9000
 6160 15:55:16.025168  # [   59.991756] FS:  00007f5f69c93580(0000) GS:ffffa045fad80000(0000) knlGS:0000000000000000
 6161 15:55:16.031584  # [   60.000791] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
 6162 15:55:16.038160  # [   60.007205] CR2: ffffffffa5b3d59b CR3: 0000000105760002 CR4: 00000000003706e0
 6163 15:55:16.041570  # [   60.015172] Call Trace:
 6164 15:55:16.044951  # [   60.017898]  direct_entry.cold+0x2c/0x38
 6165 15:55:16.051708  # [   60.022277]  full_proxy_write+0x53/0x80
 6166 15:55:16.061620  # [   60.026557]  vfs_writ[   70.655600] lkdtm: Performing direct entry USERCOPY_HEAP_SIZE_FROM
 6167 15:55:16.067907  [   70.668190] lkdtm: attempting good copy_from_user of correct size
 6168 15:55:16.067996  e+0xe7/0x3a0
 6169 15:55:16.071225  # [   60.030254]  ksys_write+0x68/0xf0
 6170 15:55:16.081183  # [   60.0[   70.675024] lkdtm: attempting bad copy_from_user of too large size
 6171 15:55:16.084673  33967]  do_syscall_64+0x30/0x40
 6172 15:55:16.087943  # [   60.037957]  entry_SYSCALL_64_after_hwframe+0x61/0xc6
 6173 15:55:16.094352  # [   60.043596] RIP: 0033:0x7f5f69ba98f3
 6174 15:55:16.114325  # [   60.047583] Code: 8b 15 a1 25 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
 6175 15:55:16.124091  # [   60.068563] RSP: 002b:00007fff6d3b4cf8 EFLAGS: 00000246 ORIG_RAX: 0000000000000001
 6176 15:55:16.130875  # [   60.077017] RAX: ffffffffffffffda RBX: 000000000000000b RCX: 00007f5f69ba98f3
 6177 15:55:16.140769  # [   60.084985] RDX: 000000000000000b RSI: 00007f5f69a9c000 RDI: 0000000000000001
 6178 15:55:16.147439  # [   60.092964] RBP: 00007f5f69a9c000 R08: 00007f5f69a9b010 R09: 0000000000000000
 6179 15:55:16.157112  # [   60.100933] R10: fffffffffffffbc5 R11: 0000000000000246 R12: 0000000000000001
 6180 15:55:16.163790  # [   60.108900] R13: 0000000000000001 R14: 0000000000020000 R15: 0000000000020000
 6181 15:55:16.190099  # [   60.116871] Modules linked in: fuse ip_tables cros_ec_sensors cros_ec_sensors_core industrialio_triggered_buffer kfifo_buf industrialio cros_ec_sysfs cros_ec_lightbar cros_ec_debugfs cros_ec_chardev cros_ec_sensorhub x86_pkg_temp_thermal cros_ec_dev cros_usbpd_notify
 6182 15:55:16.199837  # [   60.143330[   70.800022] lkdtm: Performing direct entry USERCOPY_HEAP_WHITELIST_TO
 6183 15:55:16.203366  ] CR2: ffffffffa5b3d59b
 6184 15:55:16.213263  # [   60.153239] ---[ end trace 633e44d[   70.807461] lkdtm: attempting good copy_to_user inside whitelist
 6185 15:55:16.213349  e706942ee ]---
 6186 15:55:16.219740  # [   60.158394] RIP: 0010:lkdtm_BUG+0x5/0x10
 6187 15:55:16.226438  #[   70.820409] lkdtm: attempting bad copy_to_user outside whitelist
 6188 15:55:16.246630   [   60.162769] Code: 89 ff e8 5e a6 a3 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 00 86 92 02
 6189 15:55:16.253258  # [   60.183749] RSP: 0018:ffffaf1b8146fe60 EFLAGS: 00010282
 6190 15:55:16.259557  # [   60.189581] RAX: ffffffffa54e0010 RBX: 0000000000000001 RCX: 0000000000000000
 6191 15:55:16.269633  # [   60.197548] RDX: 0000000000000000 RSI: ffffa045fac1bf70 RDI: ffffffffa61cdcb0
 6192 15:55:16.276323  # [   60.205515] RBP: ffffffffa660b620 R08: 0000000000000001 R09: 0000000000000001
 6193 15:55:16.286120  # [   60.213484] R10: 00000000ffffe000 R11: 3fffffffffffffff R12: 0000000000000004
 6194 15:55:16.292590  # [   60.221451] R13: ffffaf1b8146ff10 R14: ffffaf1b8146ff10 R15: ffffa045830ca000
 6195 15:55:16.302593  # [   60.229421] FS:  00007f5f69c93580(0000) GS:ffffa045fad80000(0000) knlGS:0000000000000000
 6196 15:55:16.309072  # [   60.238450] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
 6197 15:55:16.315878  # [   60.244865] CR2: ffffffffa5b3d59b CR3: 0000000105760002 CR4: 00000000003706e0
 6198 15:55:16.322616  # WRITE_KERN: saw 'call trace:': ok
 6199 15:55:16.325917  ok 41 selftests: lkdtm: WRITE_KERN.sh
 6200 15:55:16.329059  # selftests: lkdtm: REFCOUNT_INC_OVERFLOW.sh
 6201 15:55:16.335775  # [   60.362943] lkdtm: Performing direct entry REFCOUNT_INC_OVERFLOW
 6202 15:55:16.342050  # [   60.371463] lkdtm: attempting good refcount_inc() without overflow
 6203 15:55:16.352323  # [ [   70.946254] lkdtm: Performing direct entry USERCOPY_HEAP_WHITELIST_FROM
 6204 15:55:16.355634    60.384587] lkdtm: attempting bad refcount_inc() overflow
 6205 15:55:16.365500  # [ [   70.958849] lkdtm: attempting good copy_from_user inside whitelist
 6206 15:55:16.368587    60.396826] ------------[ cut here ]------------
 6207 15:55:16.378524  # [   60.4081[   70.971981] lkdtm: attempting bad copy_from_user outside whitelist
 6208 15:55:16.382029  98] refcount_t: saturated; leaking memory.
 6209 15:55:16.391715  # [   60.413578] WARNING: CPU: 1 PID: 2064 at lib/refcount.c:22 refcount_warn_saturate+0x51/0x110
 6210 15:55:16.418247  # [   60.429187] Modules linked in: fuse ip_tables cros_ec_sensors cros_ec_sensors_core industrialio_triggered_buffer kfifo_buf industrialio cros_ec_sysfs cros_ec_lightbar cros_ec_debugfs cros_ec_chardev cros_ec_sensorhub x86_pkg_temp_thermal cros_ec_dev cros_usbpd_notify
 6211 15:55:16.428085  # [   60.461822] CPU: 1 PID: 2064 Comm: cat Tainted: G      D W         5.10.158-cip21 #1
 6212 15:55:16.434634  # [   60.476684] Hardware name: Google Rammus/Rammus, BIOS  09/04/2020
 6213 15:55:16.437959  # [   60.489708] RIP: 0010:refcount_warn_saturate+0x51/0x110
 6214 15:55:16.461052  # [   60.501758] Code: 84 bc 00 00 00 c3 cc cc cc cc 85 f6 74 46 80 3d c1 27 94 01 00 75 ee 48 c7 c7 a0 bb 54 a6 c6 05 b1 27 94 01 01 e8 39 66 95 00 <0f> 0b c3 cc cc cc cc 80 3d 9d 27 94 01 00 75 cb 48 c7 c7 c8 bb 54
 6215 15:55:16.467502  # [   60.528966] RSP: 0018:ffffaf1b82807e48 EFLAGS: 00010286
 6216 15:55:16.474160  # [   60.541015] RAX: 0000000000000000 RBX: 000000000000002b RCX: 0000000000000000
 6217 15:55:16.483949  # [   60.555205] RDX: ffffa045facac660 RSI: ffffa045fac9bf70 RDI: ffffa045fac9bf70
 6218 15:55:16.490741  # [   60.569393] RBP: ffffffffa65b02a5 R08: 0000000000000000 R09: 0000000000000000
 6219 15:55:16.500403  # [   60.583577] R10: 00000000ffffe000 R11[   71.098187] lkdtm: Performing direct entry USERCOPY_STACK_FRAME_TO
 6220 15:55:16.507182  [   71.110079] lkdtm: good_stack: ffffaf1b83427e20-ffffaf1b83427e40
 6221 15:55:16.510388  
 6222 15:55:16.517133  [   71.116797] lkdtm: bad_stack : ffffaf1b83427da8-ffffaf1b83427dc8
 6223 15:55:16.520368  : 3fffffffffffffff R12: 0000000000000016
 6224 15:55:16.526931  # [   60.597763] R13: [   71.123523] lkdtm: attempting good copy_to_user of local stack
 6225 15:55:16.533663  [   71.136249] lkdtm: attempting bad copy_to_user of distant stack
 6226 15:55:16.540047  ffffaf1b82807f10 R14: ffffaf1b82807f10 R15: ffffa0458305a000
 6227 15:55:16.549802  # [   60.611967] FS:  00007fa603535580(0000) GS:ffffa045fac80000(0000) knlGS:0000000000000000
 6228 15:55:16.556585  # [   60.627245] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
 6229 15:55:16.566278  # [   60.639856] CR2: 00007fa60333e000 CR3: 00000001035dc006 CR4: 00000000003706e0
 6230 15:55:16.566366  # [   60.654038] Call Trace:
 6231 15:55:16.573075  # [   60.656789]  lkdtm_REFCOUNT_INC_OVERFLOW+0x70/0x98
 6232 15:55:16.576206  # [   60.668327]  direct_entry.cold+0x2c/0x38
 6233 15:55:16.579731  
 6234 15:55:16.583027  # [   60.678922]  full_proxy_write+0x53/0x80
 6235 15:55:16.586140  # [   60.689418]  vfs_write+0xe7/0x3a0
 6236 15:55:16.589733  # [   60.699331]  ksys_write+0x68/0xf0
 6237 15:55:16.592704  # [   60.709245]  do_syscall_64+0x30/0x40
 6238 15:55:16.599427  # [   60.719450]  entry_SYSCALL_64_after_hwframe+0x61/0xc6
 6239 15:55:16.602702  # [   60.731304] RIP: 0033:0x7fa60344b8f3
 6240 15:55:16.605954  
 6241 15:55:16.625856  # [   60.741510] Code: 8b 15 a1 25 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
 6242 15:55:16.635817  # [   60.762492] RSP: 002b:00007ffc9ecae0d8 EFLAGS: 00000246 ORIG_RAX: 0000000000000001
 6243 15:55:16.642199  # [   60.777158] RAX: ffffffffffffffda RBX: 0000000000000016 RCX: 00007fa60344b8f3
 6244 15:55:16.649113  # [   60.785132] RDX: 0000000000000016 RSI: 00007fa60333e000 RDI: 0000000000000001
 6245 15:55:16.658863  # [   60.799312] RBP: 0000[   71.258086] lkdtm: Performing direct entry USERCOPY_STACK_FRAME_FROM
 6246 15:55:16.665570  7fa60333e000 R08: 00007fa60333d010 R09: 0000000000000000
 6247 15:55:16.672111  # [   [   71.268138] lkdtm: good_stack: ffffaf1b834afe20-ffffaf1b834afe40
 6248 15:55:16.685076  60.807286] R10: fffffffffffffbc5 R11: 0000000000000246 R12: 0000[   71.281072] lkdtm: bad_stack : ffffaf1b834afda8-ffffaf1b834afdc8
 6249 15:55:16.688552  000000000001
 6250 15:55:16.698416  # [   60.821463] R13: 0000000000000001 R14: 000000[   71.294035] lkdtm: attempting good copy_from_user of local stack
 6251 15:55:16.701812  0000020000 R15: 0000000000020000
 6252 15:55:16.711777  # [   60.829459] irq event sta[   71.306954] lkdtm: attempting bad copy_from_user of distant stack
 6253 15:55:16.711863  mp: 0
 6254 15:55:16.718328  # [   60.839052] hardirqs last  enabled at (0): [<0000000000000000>] 0x0
 6255 15:55:16.721407  
 6256 15:55:16.728002  # [   60.846055] hardirqs last disabled at (0): [<ffffffffa4d00ca0>] copy_process+0x640/0x1c80
 6257 15:55:16.737828  # [   60.861403] softirqs last  enabled at (0): [<ffffffffa4d00ca0>] copy_process+0x640/0x1c80
 6258 15:55:16.744579  # [   60.876753] softirqs last disabled at (0): [<0000000000000000>] 0x0
 6259 15:55:16.751452  # [   60.889969] ---[ end trace 633e44de706942ef ]---
 6260 15:55:16.757677  # [   60.901338] lkdtm: Overflow detected: saturated
 6261 15:55:16.761289  # REFCOUNT_INC_OVERFLOW: saw 'call trace:': ok
 6262 15:55:16.764313  ok 42 selftests: lkdtm: REFCOUNT_INC_OVERFLOW.sh
 6263 15:55:16.771184  # selftests: lkdtm: REFCOUNT_ADD_OVERFLOW.sh
 6264 15:55:16.777621  # [   61.014978] lkdtm: Performing direct entry REFCOUNT_ADD_OVERFLOW
 6265 15:55:16.784053  # [   61.024973] lkdtm: attempting good refcount_add() without overflow
 6266 15:55:16.790785  # [   61.038095] lkdtm: attempting bad refcount_add() overflow
 6267 15:55:16.794016  # [   61.050334] ------------[ cut here ]------------
 6268 15:55:16.797447  
 6269 15:55:16.800839  # [   61.055490] refcount_t: saturated; leaking memory.
 6270 15:55:16.810919  # [   61.067081] WARNING: CPU: 1 PID: 2096 at lib/refcount.c:22 refcount_warn_saturate+0x51/0x110
 6271 15:55:16.837080  # [   61.082693] Modules linked in: fuse ip_tables cros_ec_sensors cros_ec_sensors_core industrialio_triggered_buffer kfifo_buf industrialio cros_ec_sysfs cros_ec_lightbar cros_ec_debugfs cros_ec_c[   71.432361] lkdtm: Performing direct entry USERCOPY_STACK_BEYOND
 6272 15:55:16.843747  [   71.444904] lkdtm: good_stack: ffffaf1b83507e20-ffffaf1b83507e40
 6273 15:55:16.856711  hardev cros_ec_sensorhub x86_pkg_temp_thermal cros_ec_dev cros_u[   71.451627] lkdtm: bad_stack : ffffaf1b83507ff8-ffffaf1b83508018
 6274 15:55:16.856808  sbpd_notify
 6275 15:55:16.869947  # [   61.115328] CPU: 1 PID: 2096 Comm: cat Tainted[   71.464565] lkdtm: attempting good copy_to_user of local stack
 6276 15:55:16.876369  [   71.477283] lkdtm: attempting bad copy_to_user of distant stack
 6277 15:55:16.883262  [   71.483950] lkdtm: copy_to_user failed, but lacked Oops
 6278 15:55:16.886364  : G      D W         5.10.158-cip21 #1
 6279 15:55:16.893138  # [   61.130193] Hardware name: Google Rammus/Rammus, BIOS  09/04/2020
 6280 15:55:16.899614  # [   61.143220] RIP: 0010:refcount_warn_saturate+0x51/0x110
 6281 15:55:16.919472  # [   61.155267] Code: 84 bc 00 00 00 c3 cc cc cc cc 85 f6 74 46 80 3d c1 27 94 01 00 75 ee 48 c7 c7 a0 bb 54 a6 c6 05 b1 27 94 01 01 e8 39 66 95 00 <0f> 0b c3 cc cc cc cc 80 3d 9d 27 94 01 00 75 cb 48 c7 c7 c8 bb 54
 6282 15:55:16.925921  # [   61.182464] RSP: 0018:ffffaf1b8289fe48 EFLAGS: 00010286
 6283 15:55:16.932807  # [   61.194540] RAX: 0000000000000000 RBX: 000000000000002c RCX: 0000000000000000
 6284 15:55:16.942581  # [   61.208730] RDX: ffffa045facac660 RSI: ffffa045fac9bf70 RDI: ffffa045fac9bf70
 6285 15:55:16.949205  # [   61.222915] RBP: ffffffffa65b02bb R08: 0000000000000000 R09: 0000000000000000
 6286 15:55:16.958957  # [   61.230888] R10: 00000000ffffe000 R11: 3fffffffffffffff R12: 0000000000000016
 6287 15:55:16.965808  # [   61.245069] R13: ffffaf1b8289ff10 R14: ffffaf1b8289ff10 R15: ffffa045865c1000
 6288 15:55:16.975392  # [   61.253044] FS:  00007fe0d470e580(0000) GS:ffffa045fac80000(0000) knlGS:0000000000000000
 6289 15:55:16.982013  # [   61.268293] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
 6290 15:55:16.991890  # [   61.274713] CR2: 00007fe0d4517000 CR3: 00000001035dc005 CR4: 00000000003706e0
 6291 15:55:16.995220  # [   61.288894] Call Trace:
 6292 15:55:16.998291  #[   71.601212] lkdtm: Performing direct entry USERCOPY_KERNEL
 6293 15:55:17.004875   [   61.291629]  lkdtm_REFCOUNT_ADD_OVERFLOW+0x7f/0xa7
 6294 15:55:17.014739  # [   61[   71.607833] lkdtm: attempting good copy_to_user from kernel rodata: ffffffffa61ce150
 6295 15:55:17.018272  .303187]  direct_entry.cold+0x2c/0x38
 6296 15:55:17.027995  # [   61.313781]  full_pr[   71.622738] lkdtm: attempting bad copy_to_user from kernel text: ffffffffa4ee3580
 6297 15:55:17.031398  oxy_write+0x53/0x80
 6298 15:55:17.034521  # [   61.324279]  vfs_write+0xe7/0x3a0
 6299 15:55:17.041118  # [[   71.637280] lkdtm: FAIL: survived bad copy_to_user()
 6300 15:55:17.044649     61.334194]  ksys_write+0x68/0xf0
 6301 15:55:17.047813  # [   61.344109]  do_syscall_64+0x30/0x40
 6302 15:55:17.054472  # [   61.354314]  entry_SYSCALL_64_after_hwframe+0x61/0xc6
 6303 15:55:17.057945  # [   61.366170] RIP: 0033:0x7fe0d46248f3
 6304 15:55:17.081015  # [   61.376375] Code: 8b 15 a1 25 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
 6305 15:55:17.087500  # [   61.397358] RSP: 002b:00007ffccd07f758 EFLAGS: 00000246 ORIG_RAX: 0000000000000001
 6306 15:55:17.097429  # [   61.412024] RAX: ffffffffffffffda RBX: 0000000000000016 RCX: 00007fe0d46248f3
 6307 15:55:17.103905  # [   61.419998] RDX: 0000000000000016 RSI: 00007fe0d4517000 RDI: 0000000000000001
 6308 15:55:17.113697  # [   61.434181] RBP: 00007fe0d4517000 R08: 00007fe0d4516010 R09: 0000000000000000
 6309 15:55:17.120607  # [   61.448365] R10: fffffffffffffbc5 R11: 0000000000000246 R12: 0000000000000001
 6310 15:55:17.130449  # [   61.462551] R13: 0000000000000001 R14: 0000000000020000 R15: 0000000000020000
 6311 15:55:17.133692  # [   61.476743] irq event stamp: 0
 6312 15:55:17.140330  # [   61.486362] hardirqs last  enabled at (0): [<0000000000000000>] 0x0
 6313 15:55:17.150122  # [   61.499579] hardirqs last disabled at (0): [<ffffffffa4d00ca0>] copy_process+0x640/0x1c80
 6314 15:55:17.159933  # [   61.514932] softirqs last  enabled at (0): [<ffffffffa4d00ca0>] copy_process+0x640/0x1c80
 6315 15:55:17.166571  # [   61.530282] softirqs last disabled at (0): [<0000000000000000>] 0x0
 6316 15:55:17.173133  # [   61.543499] ---[ end trace 633e44de706942f0 ]---
 6317 15:55:17.176626  # [   71.775630] lkdtm: Performing direct entry STACKLEAK_ERASING
 6318 15:55:17.179572  
 6319 15:55:17.186430  [   71.786064] lkdtm: checking unused part of the thread stack (15928 bytes)...
 6320 15:55:17.192916  [   71.793952] lkdtm: FAIL: the erased part is not found (checked 15928 bytes)
 6321 15:55:17.199407  [   71.801740] lkdtm: FAIL: the thread stack is NOT properly erased
 6322 15:55:17.209563  [   71.808456] CPU: 2 PID: 2965 Comm: cat Tainted: G      D W         5.10.158-cip21 #1
 6323 15:55:17.216166  [   71.817105] Hardware name: Google Rammus/Rammus, BIOS  09/04/2020
 6324 15:55:17.219495  [   71.823910] Call Trace:
 6325 15:55:17.222667  [   71.826639]  dump_stack+0x77/0x9b
 6326 15:55:17.225860  [   71.830337]  lkdtm_STACKLEAK_ERASING+0x116/0x144
 6327 15:55:17.229055  
 6328 15:55:17.232545  [   71.835491]  direct_entry.cold+0x2c/0x38
 6329 15:55:17.235882  [   71.839869]  full_proxy_write+0x53/0x80
 6330 15:55:17.239048  [   71.844148]  vfs_write+0xe7/0x3a0
 6331 15:55:17.242200  [   71.847837]  ksys_write+0x68/0xf0
 6332 15:55:17.248726  [   71.851527]  do_syscall_64+0x30/0x40
 6333 15:55:17.252279  [   71.855517]  entry_SYSCALL_64_after_hwframe+0x61/0xc6
 6334 15:55:17.258639  [   71.861156] RIP: 0033:0x7f9570a9d8f3
 6335 15:55:17.278762  [   71.865145] Code: 8b 15 a1 25 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
 6336 15:55:17.285274  [   71.886128] RSP: 002b:00007ffc0be0f038 EFLAGS: 00000246 ORIG_RAX: 0000000000000001
 6337 15:55:17.295199  [   71.894584] RAX: ffffffffffffffda RBX: 0000000000000012 RCX: 00007f9570a9d8f3
 6338 15:55:17.301758  [   71.902554] RDX: 0000000000000012 RSI: 00007f9570990000 RDI: 0000000000000001
 6339 15:55:17.311676  [   71.910523] RBP: 00007f9570990000 R08: 00007f957098f010 R09: 0000000000000000
 6340 15:55:17.318224  [   71.918492] R10: fffffffffffffbc5 R11: 0000000000000246 R12: 0000000000000001
 6341 15:55:17.327941  [   71.926462] R13: 0000000000000001 R14: 0000000000020000 R15: 0000000000020000
 6342 15:55:17.331227  [   61.554870] lkdtm: Overflow detected: saturated
 6343 15:55:17.334660  # REFCOUNT_ADD_OVERFLOW: saw 'call trace:': ok
 6344 15:55:17.337924  
 6345 15:55:17.341419  ok 43 selftests: lkdtm: REFCOUNT_ADD_OVERFLOW.sh
 6346 15:55:17.347776  # selftests: lkdtm: REFCOUNT_INC_NOT_ZERO_OVERFLOW.sh
 6347 15:55:17.354195  # [   61.669762] lkdtm: Performing direct entry REFCOUNT_INC_NOT_ZERO_OVERFLOW
 6348 15:55:17.360947  # [   61.679398] lkdtm: attempting bad refcount_inc_not_zero() overflow
 6349 15:55:17.367684  # [   61.686333] ------------[ cut here ]------------
 6350 15:55:17.371089  # [   61.691521] refcount_t: saturated; leaking memory.
 6351 15:55:17.380974  # [   61.696886] WARNING: CPU: 3 PID: 2128 at lib/refcount.c:19 refcount_warn_saturate+0x97/0x110
 6352 15:55:17.407254  # [   61.712519] Modules linked in: fuse ip_tables cros_ec_sensors cros_ec_sensors_core industrialio_triggered_buffer kfifo_buf industrialio cros_ec_sysfs cros_ec_lightbar cros_ec_debugfs cros_ec_chardev cros_ec_sensorhub x86_pkg_temp_thermal cros_ec_dev cros_usbpd_notify
 6353 15:55:17.416916  # [   61.738980] CPU: 3 PID: 2128 Comm: cat Tainted: G      D W         5.10.158-cip21 #1
 6354 15:55:17.423736  # [   61.753862] Hardware name: Google Rammus/Rammus, BIOS  09/04/2020
 6355 15:55:17.430249  # [   61.760684] RIP: 0010:refcount_warn_saturate+0x97/0x110
 6356 15:55:17.449903  # [   61.772724] Code: 01 01 e8 16 66 95 00 0f 0b c3 cc cc cc cc 80 3d 7c 27 94 01 00 75 a8 48 c7 c7 a0 bb 54 a6 c6 05 6c 27 94 01 01 e8 f3 65 95 00[   72.049791] lkdtm: Performing direct entry CFI_FORWARD_PROTO
 6357 15:55:17.456792  [   72.058891] lkdtm: Calling matched prototype ...
 6358 15:55:17.459900  [   72.064064] lkdtm: Calling mismatched prototype ...
 6359 15:55:17.463103  
 6360 15:55:17.476550   <0f> 0b c3 cc cc cc cc 80 3d 56 27 94 01 00 75 85 48 c7 c7 f8 b[   72.069524] lkdtm: Fail: survived mismatched prototype function call!
 6361 15:55:17.476686  b 54
 6362 15:55:17.482887  # [   61.793704] RSP: 0018:ffffaf1b828ffe38 EFLAGS: 00010282
 6363 15:55:17.489526  # [   61.799539] RAX: 0000000000000000 RBX: 000000007fffffff RCX: 0000000000000000
 6364 15:55:17.499533  # [   61.807509] RDX: ffffa045fadac660 RSI: ffffa045fad9bf70 RDI: ffffa045fad9bf70
 6365 15:55:17.506022  # [   61.815480] RBP: ffffffffa65afef8 R08: 0000000000000000 R09: 0000000000000000
 6366 15:55:17.512847  # [   61.823450] R10: 00000000ffffe000 R11: 3fffffffffffffff R12: 000000000000001f
 6367 15:55:17.522573  # [   61.831421] R13: ffffaf1b828fff10 R14: ffffaf1b828fff10 R15: ffffa04583043000
 6368 15:55:17.532427  # [   61.839392] FS:  00007f5aec64f580(0000) GS:ffffa045fad80000(0000) knlGS:0000000000000000
 6369 15:55:17.538906  # [   61.848430] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
 6370 15:55:17.545425  # [   61.854848] CR2: 00007f5aec458000 CR3: 0000000103046006 CR4: 00000000003706e0
 6371 15:55:17.548841  # [   61.862820] Call Trace:
 6372 15:55:17.555254  # [   61.865552]  __refcount_add_not_zero.constprop.0+0x2a/0x35
 6373 15:55:17.562006  # [   61.871710]  lkdtm_REFCOUNT_INC_NOT_ZERO_OVERFLOW+0x3e/0x76
 6374 15:55:17.568496  # [   61.877967]  direct_entry.cold+0x2c/0x38
 6375 15:55:17.571850  # [   61.882350]  full_proxy_write+0x53/0x80
 6376 15:55:17.575322  # [   61.892839]  vfs_write+0xe7/0x3a0
 6377 15:55:17.581816  # [   61.896564]  ksys_write+0x68/0xf0
 6378 15:55:17.584899  # [   61.900266]  do_syscall_64+0x30/0x40
 6379 15:55:17.591484  # [   61.904258]  entry_SYSCALL_64_after_hwframe+0x61/0xc6
 6380 15:55:17.594838  # [   61.909898] RIP: 0033:0x7f5aec5658f3
 6381 15:55:17.617680  # [   61.913888] Code: 8b 15 a1 25 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
 6382 15:55:17.627837  # [   61.934870] RSP: 002b:00007ffcf2d1fed8 EFLAGS: 00000246 ORIG_RAX: 0000000000000001
 6383 15:55:17.634144  # [   61.943328] RAX: ffffffffffffffda RBX: 000000000000001f RCX: 00007f5aec5658f3
 6384 15:55:17.644276  # [   61.951297] RDX: 000000000000001f RSI: 00007f5aec458000 RDI: 0000000000000001
 6385 15:55:17.650612  # [   61.959268] RBP: 00007f5aec458000 R08: 00007f5aec457010 R09: 0000000000000000
 6386 15:55:17.660744  # [   61.967238] R10: fffffffffffffbc5 R11: 0000000000000246 R12: 0000000000000001
 6387 15:55:17.667165  # [   61.975213] R13: 0000000000000001 R14: 0000000000020000 R15: 0000000000020000
 6388 15:55:17.673641  # [   61.989408] irq event stamp: 0
 6389 15:55:17.680415  # [   61.999030] hardirqs last  enabled at (0): [<0000000000000000>] 0x0
 6390 15:55:17.690330  # [   62.012245] hardirqs last disabled at (0): [<ffffffffa4d00ca0>] copy_process+0x640/0x1c80
 6391 15:55:17.700016  # [   62.027598] softirqs last  enabled at (0): [<ffffffffa4d00ca0>] copy_process+0x640/0x1c80
 6392 15:55:17.706643  # [   62.042951] softirqs last disabled at (0): [<0000000000000000>] 0x0
 6393 15:55:17.713213  # [   62.049952] ---[ end trace 633e44de706942f1 ]---
 6394 15:55:17.716515  # [   62.061319] lkdtm: Overflow detected: saturated
 6395 15:55:17.723155  # REFCOUNT_INC_NOT_ZERO_OVERFLOW: saw 'call trace:': ok
 6396 15:55:17.729763  ok 44 selftests: lkdtm: REFCOUNT_INC_NOT_ZERO_OVERFLOW.sh
 6397 15:55:17.732994  # selftests: lkdtm: REFCOUNT_ADD_NOT_ZERO_OVERFLOW.sh
 6398 15:55:17.736184  
 6399 15:55:17.742621  # [   62.179380] lkdtm: Performing direct entry REFCOUNT_ADD_NOT_ZERO_OVERFLOW
 6400 15:55:17.749343  # [   62.192086] lkdtm: attempting bad refcount_add_not_zero() overflow
 6401 15:55:17.756138  # [   62.205184] ------------[ cut here ]------------
 6402 15:55:17.762581  # [   62.216552] refcount_t: saturated; leaking memory.
 6403 15:55:17.772317  # [   62.221936] WARNING: CPU: 1 PID: 2160 at lib/refcount.c:19 refcount_warn_saturate+0x97/0x110
 6404 15:55:17.798695  # [   62.237539] Modules linked in: fuse ip_tables cros_ec_sensors cros_ec_sensors_core industrialio_triggered_buffer kfifo_buf industrialio cros_ec_sysfs cros_ec_lightbar cros_ec_debugfs cros_ec_chardev cros_ec_sensorhub x86_pkg_temp_thermal cros_ec_dev cros_usbpd_notify
 6405 15:55:17.808819  # [   62.270196] CPU: 1 PID: 2160 Comm: cat Tainted: G      D W         5.10.158-cip21 #1
 6406 15:55:17.815127  # [   62.285040] Hardware name: Google Rammus/Rammus, BIOS  09/04/2020
 6407 15:55:17.821632  # [   62.291850] RIP: 0010:refcount_warn_saturate+0x97/0x110
 6408 15:55:17.844687  # [   62.303892] Code: 01 01 e8 16 66 95 00 0f 0b c3 cc cc cc cc 80 3d 7c 27 94 01 00 75 a8 48 c7 c7 a0 bb 54 a6 c6 05 6c 27 94 01 01 e8 f3 65 95 00 <0f> 0b c3 cc cc cc cc 80 3d 56 27 94 01 00 75 85 48 c7 c7 f8 bb 54
 6409 15:55:17.848223  # [   62.331116] RSP: 0018:ffffaf1b829afe38 EFLAGS: 00010282
 6410 15:55:17.851213  
 6411 15:55:17.857728  # [   62.343160] RAX: 0000000000000000 RBX: 000000007fffffff RCX: 0000000000000000
 6412 15:55:17.867888  # [   62.357324] RDX: ffffa045facac660 RSI: ffffa045fac9bf70 RDI: ffffa045fac9bf70
 6413 15:55:17.874635  # [   62.365297] RBP: ffffffffa65aff18 R08: 0000000000000000 R09: 0000000000000000
 6414 15:55:17.884407  # [   62.379477] R10: 00000000ffffe000 R11: 3fffffffffffffff R12: 000000000000001f
 6415 15:55:17.891033  # [   62.387448] R13: ffffaf1b829aff10 R14: ffffaf1b829aff10 R15: ffffa0458569c000
 6416 15:55:17.900961  # [   62.401626] FS:  00007fd6d6e3c580(0000) GS:ffffa045fac80000(0000) knlGS:0000000000000000
 6417 15:55:17.907588  # [   62.410666] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
 6418 15:55:17.917160  # [   62.423291] CR2: 00007fd6d6c45000 CR3: 0000000102796003 CR4: 00000000003706e0
 6419 15:55:17.920736  # [   62.431265] Call Trace:
 6420 15:55:17.923763  # [   62.440225]  __refcount_add_not_zero.constprop.0+0x2a/0x35
 6421 15:55:17.930423  # [   62.452548]  lkdtm_REFCOUNT_ADD_NOT_ZERO_OVERFLOW+0x3e/0x76
 6422 15:55:17.937129  # [   62.464986]  direct_entry.cold+0x2c/0x38
 6423 15:55:17.940416  # [   62.475601]  full_proxy_write+0x53/0x80
 6424 15:55:17.943765  # [   62.486098]  vfs_write+0xe7/0x3a0
 6425 15:55:17.950188  # [   62.496014]  ksys_write+0x68/0xf0
 6426 15:55:17.953635  # [   62.505931]  do_syscall_64+0x30/0x40
 6427 15:55:17.960160  # [   62.516159]  entry_SYSCALL_64_after_hwframe+0x61/0xc6
 6428 15:55:17.963101  # [   62.521803] RIP: 0033:0x7fd6d6d528f3
 6429 15:55:17.986157  # [   62.532002] Code: 8b 15 a1 25 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
 6430 15:55:17.992869  # [   62.559198] RSP: 002b:00007ffd72e11f28 EFLAGS: 00000246 ORIG_RAX: 0000000000000001
 6431 15:55:18.002822  # [   62.573870] RAX: ffffffffffffffda RBX: 000000000000001f RCX: 00007fd6d6d528f3
 6432 15:55:18.012657  # [   62.581846] RDX: 000000000000001f RSI: 00007fd6d6c45000 RDI: 0000000000000001
 6433 15:55:18.019082  # [   62.596027] RBP: 00007fd6d6c45000 R08: 00007fd6d6c44010 R09: 0000000000000000
 6434 15:55:18.029208  # [   62.604014] R10: fffffffffffffbc5 R11: 0000000000000246 R12: 0000000000000001
 6435 15:55:18.035573  # [   62.618192] R13: 0000000000000001 R14: 0000000000020000 R15: 0000000000020000
 6436 15:55:18.038848  # [   62.626187] irq event stamp: 0
 6437 15:55:18.048737  # [   62.635781] hardirqs last  enabled at (0): [<0000000000000000>] 0x0
 6438 15:55:18.055279  # [   62.642786] hardirqs last disabled at (0): [<ffffffffa4d00ca0>] copy_process+0x640/0x1c80
 6439 15:55:18.058680  
 6440 15:55:18.065142  # [   62.658130] softirqs last  enabled at (0): [<ffffffffa4d00ca0>] copy_process+0x640/0x1c80
 6441 15:55:18.068403  
 6442 15:55:18.075384  # [   62.667268] softirqs last disabled at (0): [<0000000000000000>] 0x0
 6443 15:55:18.078457  # [   62.680477] ---[ end trace 633e44de706942f2 ]---
 6444 15:55:18.085359  # [   62.685633] lkdtm: Overflow detected: saturated
 6445 15:55:18.091791  # REFCOUNT_ADD_NOT_ZERO_OVERFLOW: saw 'call trace:': ok
 6446 15:55:18.098347  ok 45 selftests: lkdtm: REFCOUNT_ADD_NOT_ZERO_OVERFLOW.sh
 6447 15:55:18.101491  # selftests: lkdtm: REFCOUNT_DEC_ZERO.sh
 6448 15:55:18.108339  # [   62.803544] lkdtm: Performing direct entry REFCOUNT_DEC_ZERO
 6449 15:55:18.114824  # [   62.815101] lkdtm: attempting good refcount_dec()
 6450 15:55:18.121308  # [   62.820410] lkdtm: attempting bad refcount_dec() to zero
 6451 15:55:18.124671  # [   62.826354] ------------[ cut here ]------------
 6452 15:55:18.130946  # [   62.837719] refcount_t: decrement hit 0; leaking memory.
 6453 15:55:18.140879  # [   62.849896] WARNING: CPU: 3 PID: 2192 at lib/refcount.c:31 refcount_warn_saturate+0xfb/0x110
 6454 15:55:18.170742  # [   62.859331] Modules linked in: fuse ip_tables cros_ec_sensors cros_ec_sensors_core industrialio_triggered_buffer kfifo_buf industrialio cros_ec_sysfs cros_ec_lightbar cros_ec_debugfs cros_ec_chardev cros_ec_sensorhub x86_pkg_temp_thermal cros_ec_dev cros_usbpd_notify
 6455 15:55:18.177164  # [   62.891977] CPU: 3 PID: 2192 Comm: cat Tainted: G      D W         5.10.158-cip21 #1
 6456 15:55:18.187039  # [   62.906837] Hardware name: Google Rammus/Rammus, BIOS  09/04/2020
 6457 15:55:18.190382  # [   62.913653] RIP: 0010:refcount_warn_saturate+0xfb/0x110
 6458 15:55:18.213382  # [   62.919489] Code: 50 bc 54 a6 c6 05 1d 27 94 01 01 e8 a9 65 95 00 0f 0b c3 cc cc cc cc 48 c7 c7 20 bc 54 a6 c6 05 04 27 94 01 01 e8 8f 65 95 00 <0f> 0b c3 cc cc cc cc 66 66 2e 0f 1f 84 00 00 00 00 00 0f 1f 00 8b
 6459 15:55:18.219892  # [   62.940472] RSP: 0018:ffffaf1b829e7e48 EFLAGS: 00010286
 6460 15:55:18.229753  # [   62.946309] RAX: 0000000000000000 RBX: 000000000000002f RCX: 0000000000000000
 6461 15:55:18.236542  # [   62.954280] RDX: ffffa045fadac660 RSI: ffffa045fad9bf70 RDI: ffffa045fad9bf70
 6462 15:55:18.246430  # [   62.962249] RBP: ffffffffa65b02d1 R08: 0000000000000000 R09: 0000000000000000
 6463 15:55:18.253002  # [   62.970221] R10: 00000000ffffe000 R11: 3fffffffffffffff R12: 0000000000000012
 6464 15:55:18.262947  # [   62.978191] R13: ffffaf1b829e7f10 R14: ffffaf1b829e7f10 R15: ffffa0458356b000
 6465 15:55:18.272716  # [   62.986163] FS:  00007f8c52470580(0000) GS:ffffa045fad80000(0000) knlGS:0000000000000000
 6466 15:55:18.279199  # [   62.995203] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
 6467 15:55:18.289185  # [   63.001623] CR2: 00007f8c52279000 CR3: 0000000103164004 CR4: 00000000003706e0
 6468 15:55:18.292565  # [   63.009594] Call Trace:
 6469 15:55:18.295546  # [   63.012325]  lkdtm_REFCOUNT_DEC_ZERO+0x4d/0xbd
 6470 15:55:18.302215  # [   63.017315]  direct_entry.cold+0x2c/0x38
 6471 15:55:18.305609  # [   63.027902]  full_proxy_write+0x53/0x80
 6472 15:55:18.308922  # [   63.032218]  vfs_write+0xe7/0x3a0
 6473 15:55:18.312331  # [   63.035970]  ksys_write+0x68/0xf0
 6474 15:55:18.318643  # [   63.045884]  do_syscall_64+0x30/0x40
 6475 15:55:18.325190  # [   63.056090]  entry_SYSCALL_64_after_hwframe+0x61/0xc6
 6476 15:55:18.328870  # [   63.061732] RIP: 0033:0x7f8c523868f3
 6477 15:55:18.351769  # [   63.065723] Code: 8b 15 a1 25 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
 6478 15:55:18.358331  # [   63.086705] RSP: 002b:00007ffd4d230b18 EFLAGS: 00000246 ORIG_RAX: 0000000000000001
 6479 15:55:18.367937  # [   63.095188] RAX: ffffffffffffffda RBX: 0000000000000012 RCX: 00007f8c523868f3
 6480 15:55:18.377908  # [   63.103159] RDX: 0000000000000012 RSI: 00007f8c52279000 RDI: 0000000000000001
 6481 15:55:18.384250  # [   63.111132] RBP: 00007f8c52279000 R08: 00007f8c52278010 R09: 0000000000000000
 6482 15:55:18.394129  # [   63.125320] R10: fffffffffffffbc5 R11: 0000000000000246 R12: 0000000000000001
 6483 15:55:18.400811  # [   63.139508] R13: 0000000000000001 R14: 0000000000020000 R15: 0000000000020000
 6484 15:55:18.403961  # [   63.147502] irq event stamp: 0
 6485 15:55:18.413700  # [   63.150920] hardirqs last  enabled at (0): [<0000000000000000>] 0x0
 6486 15:55:18.423939  # [   63.164131] hardirqs last disabled at (0): [<ffffffffa4d00ca0>] copy_process+0x640/0x1c80
 6487 15:55:18.433896  # [   63.173268] softirqs last  enabled at (0): [<ffffffffa4d00ca0>] copy_process+0x640/0x1c80
 6488 15:55:18.440404  # [   63.182404] softirqs last disabled at (0): [<0000000000000000>] 0x0
 6489 15:55:18.443720  # [   63.189404] ---[ end trace 633e44de706942f3 ]---
 6490 15:55:18.450409  # [   63.194560] lkdtm: Zero detected: saturated
 6491 15:55:18.453668  # REFCOUNT_DEC_ZERO: saw 'call trace:': ok
 6492 15:55:18.460256  ok 46 selftests: lkdtm: REFCOUNT_DEC_ZERO.sh
 6493 15:55:18.463374  # selftests: lkdtm: REFCOUNT_DEC_NEGATIVE.sh
 6494 15:55:18.470015  # [   63.310145] lkdtm: Performing direct entry REFCOUNT_DEC_NEGATIVE
 6495 15:55:18.476436  # [   63.317852] lkdtm: attempting bad refcount_dec() below zero
 6496 15:55:18.483265  # [   63.330296] ------------[ cut here ]------------
 6497 15:55:18.489770  # [   63.341663] refcount_t: decrement hit 0; leaking memory.
 6498 15:55:18.499734  # [   63.353838] WARNING: CPU: 1 PID: 2227 at lib/refcount.c:31 refcount_warn_saturate+0xfb/0x110
 6499 15:55:18.525686  # [   63.369451] Modules linked in: fuse ip_tables cros_ec_sensors cros_ec_sensors_core industrialio_triggered_buffer kfifo_buf industrialio cros_ec_sysfs cros_ec_lightbar cros_ec_debugfs cros_ec_chardev cros_ec_sensorhub x86_pkg_temp_thermal cros_ec_dev cros_usbpd_notify
 6500 15:55:18.535533  # [   63.402089] CPU: 1 PID: 2227 Comm: cat Tainted: G      D W         5.10.158-cip21 #1
 6501 15:55:18.542199  # [   63.416956] Hardware name: Google Rammus/Rammus, BIOS  09/04/2020
 6502 15:55:18.548713  # [   63.429981] RIP: 0010:refcount_warn_saturate+0xfb/0x110
 6503 15:55:18.571894  # [   63.442034] Code: 50 bc 54 a6 c6 05 1d 27 94 01 01 e8 a9 65 95 00 0f 0b c3 cc cc cc cc 48 c7 c7 20 bc 54 a6 c6 05 04 27 94 01 01 e8 8f 65 95 00 <0f> 0b c3 cc cc cc cc 66 66 2e 0f 1f 84 00 00 00 00 00 0f 1f 00 8b
 6504 15:55:18.578611  # [   63.469234] RSP: 0018:ffffaf1b82aa7e48 EFLAGS: 00010286
 6505 15:55:18.584825  # [   63.481307] RAX: 0000000000000000 RBX: 0000000000000030 RCX: 0000000000000000
 6506 15:55:18.594760  # [   63.495472] RDX: ffffa045facac660 RSI: ffffa045fac9bf70 RDI: ffffa045fac9bf70
 6507 15:55:18.604794  # [   63.509654] RBP: ffffffffa65b02e3 R08: 0000000000000000 R09: 0000000000000000
 6508 15:55:18.611337  # [   63.523841] R10: 00000000ffffe000 R11: 3fffffffffffffff R12: 0000000000000016
 6509 15:55:18.621020  # [   63.531814] R13: ffffaf1b82aa7f10 R14: ffffaf1b82aa7f10 R15: ffffa045857fc000
 6510 15:55:18.630754  # [   63.546015] FS:  00007feda1bec580(0000) GS:ffffa045fac80000(0000) knlGS:0000000000000000
 6511 15:55:18.637658  # [   63.561269] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
 6512 15:55:18.643990  # [   63.573902] CR2: 00007feda19f5000 CR3: 00000001048dc002 CR4: 00000000003706e0
 6513 15:55:18.647262  # [   63.581873] Call Trace:
 6514 15:55:18.653773  # [   63.590833]  lkdtm_REFCOUNT_DEC_NEGATIVE+0x37/0x61
 6515 15:55:18.657006  # [   63.602380]  direct_entry.cold+0x2c/0x38
 6516 15:55:18.663907  # [   63.612976]  full_proxy_write+0x53/0x80
 6517 15:55:18.666987  # [   63.623472]  vfs_write+0xe7/0x3a0
 6518 15:55:18.670267  # [   63.633384]  ksys_write+0x68/0xf0
 6519 15:55:18.673595  # [   63.643299]  do_syscall_64+0x30/0x40
 6520 15:55:18.680116  # [   63.653503]  entry_SYSCALL_64_after_hwframe+0x61/0xc6
 6521 15:55:18.686636  # [   63.665358] RIP: 0033:0x7feda1b028f3
 6522 15:55:18.706746  # [   63.675563] Code: 8b 15 a1 25 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
 6523 15:55:18.716483  # [   63.702764] RSP: 002b:00007ffe3c3c69e8 EFLAGS: 00000246 ORIG_RAX: 0000000000000001
 6524 15:55:18.726131  # [   63.717435] RAX: ffffffffffffffda RBX: 0000000000000016 RCX: 00007feda1b028f3
 6525 15:55:18.732589  # [   63.725409] RDX: 0000000000000016 RSI: 00007feda19f5000 RDI: 0000000000000001
 6526 15:55:18.742696  # [   63.739594] RBP: 00007feda19f5000 R08: 00007feda19f4010 R09: 0000000000000000
 6527 15:55:18.749503  # [   63.747570] R10: fffffffffffffbc5 R11: 0000000000000246 R12: 0000000000000001
 6528 15:55:18.759010  # [   63.761754] R13: 0000000000000001 R14: 0000000000020000 R15: 0000000000020000
 6529 15:55:18.762423  # [   63.769736] irq event stamp: 0
 6530 15:55:18.769113  # [   63.779348] hardirqs last  enabled at (0): [<0000000000000000>] 0x0
 6531 15:55:18.778715  # [   63.792567] hardirqs last disabled at (0): [<ffffffffa4d00ca0>] copy_process+0x640/0x1c80
 6532 15:55:18.788647  # [   63.807923] softirqs last  enabled at (0): [<ffffffffa4d00ca0>] copy_process+0x640/0x1c80
 6533 15:55:18.798637  # [   63.823281] softirqs last disabled at (0): [<0000000000000000>] 0x0
 6534 15:55:18.801715  # [   63.836501] ---[ end trace 633e44de706942f4 ]---
 6535 15:55:18.808579  # [   63.841659] lkdtm: Negative detected: saturated
 6536 15:55:18.814767  # REFCOUNT_DEC_NEGATIVE: saw 'Negative detected: saturated': ok
 6537 15:55:18.818129  ok 47 selftests: lkdtm: REFCOUNT_DEC_NEGATIVE.sh
 6538 15:55:18.824657  # selftests: lkdtm: REFCOUNT_DEC_AND_TEST_NEGATIVE.sh
 6539 15:55:18.834738  # [   63.969464] lkdtm: Performing direct entry REFCOUNT_DEC_AND_TEST_NEGATIVE
 6540 15:55:18.841306  # [   63.978608] lkdtm: attempting bad refcount_dec_and_test() below zero
 6541 15:55:18.847762  # [   63.985712] ------------[ cut here ]------------
 6542 15:55:18.851093  # [   63.990871] refcount_t: underflow; use-after-free.
 6543 15:55:18.861071  # [   64.002445] WARNING: CPU: 2 PID: 2262 at lib/refcount.c:28 refcount_warn_saturate+0xba/0x110
 6544 15:55:18.890629  # [   64.018079] Modules linked in: fuse ip_tables cros_ec_sensors cros_ec_sensors_core industrialio_triggered_buffer kfifo_buf industrialio cros_ec_sysfs cros_ec_lightbar cros_ec_debugfs cros_ec_chardev cros_ec_sensorhub x86_pkg_temp_thermal cros_ec_dev cros_usbpd_notify
 6545 15:55:18.897304  # [   64.050773] CPU: 2 PID: 2262 Comm: cat Tainted: G      D W         5.10.158-cip21 #1
 6546 15:55:18.907164  # [   64.059439] Hardware name: Google Rammus/Rammus, BIOS  09/04/2020
 6547 15:55:18.910712  # [   64.072450] RIP: 0010:refcount_warn_saturate+0xba/0x110
 6548 15:55:18.933494  # [   64.078293] Code: 01 01 e8 f3 65 95 00 0f 0b c3 cc cc cc cc 80 3d 56 27 94 01 00 75 85 48 c7 c7 f8 bb 54 a6 c6 05 46 27 94 01 01 e8 d0 65 95 00 <0f> 0b c3 cc cc cc cc 80 3d 31 27 94 01 00 0f 85 5e ff ff ff 48 c7
 6549 15:55:18.940029  # [   64.099275] RSP: 0018:ffffaf1b82b1fe40 EFLAGS: 00010286
 6550 15:55:18.949969  # [   64.105137] RAX: 0000000000000000 RBX: 0000000000000031 RCX: 0000000000000000
 6551 15:55:18.956651  # [   64.113108] RDX: ffffa045fad2c660 RSI: ffffa045fad1bf70 RDI: ffffa045fad1bf70
 6552 15:55:18.966659  # [   64.121080] RBP: ffffffffa65aff38 R08: 0000000000000000 R09: 0000000000000000
 6553 15:55:18.972816  # [   64.129051] R10: 00000000ffffe000 R11: 3fffffffffffffff R12: 000000000000001f
 6554 15:55:18.982876  # [   64.137027] R13: ffffaf1b82b1ff10 R14: ffffaf1b82b1ff10 R15: ffffa04582792000
 6555 15:55:18.992732  # [   64.145015] FS:  00007f85fdc04580(0000) GS:ffffa045fad00000(0000) knlGS:0000000000000000
 6556 15:55:18.999223  # [   64.154056] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
 6557 15:55:19.005807  # [   64.160475] CR2: 00007f85fda0d000 CR3: 00000001028fa003 CR4: 00000000003706e0
 6558 15:55:19.009031  # [   64.168446] Call Trace:
 6559 15:55:19.016012  # [   64.171178]  __refcount_sub_and_test.constprop.0+0x3c/0x50
 6560 15:55:19.022445  # [   64.177334]  lkdtm_REFCOUNT_DEC_AND_TEST_NEGATIVE+0x3e/0x78
 6561 15:55:19.028935  # [   64.189766]  direct_entry.cold+0x2c/0x38
 6562 15:55:19.032411  # [   64.194179]  full_proxy_write+0x53/0x80
 6563 15:55:19.035901  # [   64.198494]  vfs_write+0xe7/0x3a0
 6564 15:55:19.038941  # [   64.202227]  ksys_write+0x68/0xf0
 6565 15:55:19.045449  # [   64.205970]  do_syscall_64+0x30/0x40
 6566 15:55:19.051973  # [   64.216173]  entry_SYSCALL_64_after_hwframe+0x61/0xc6
 6567 15:55:19.055370  # [   64.221836] RIP: 0033:0x7f85fdb1a8f3
 6568 15:55:19.078376  # [   64.225853] Code: 8b 15 a1 25 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
 6569 15:55:19.084796  # [   64.246836] RSP: 002b:00007fffb7530bb8 EFLAGS: 00000246 ORIG_RAX: 0000000000000001
 6570 15:55:19.094686  # [   64.255320] RAX: ffffffffffffffda RBX: 000000000000001f RCX: 00007f85fdb1a8f3
 6571 15:55:19.101238  # [   64.263295] RDX: 000000000000001f RSI: 00007f85fda0d000 RDI: 0000000000000001
 6572 15:55:19.111129  # [   64.277479] RBP: 00007f85fda0d000 R08: 00007f85fda0c010 R09: 0000000000000000
 6573 15:55:19.117727  # [   64.291666] R10: fffffffffffffbc5 R11: 0000000000000246 R12: 0000000000000001
 6574 15:55:19.127659  # [   64.299637] R13: 0000000000000001 R14: 0000000000020000 R15: 0000000000020000
 6575 15:55:19.130898  # [   64.307631] irq event stamp: 0
 6576 15:55:19.137398  # [   64.311049] hardirqs last  enabled at (0): [<0000000000000000>] 0x0
 6577 15:55:19.147456  # [   64.324259] hardirqs last disabled at (0): [<ffffffffa4d00ca0>] copy_process+0x640/0x1c80
 6578 15:55:19.157306  # [   64.333420] softirqs last  enabled at (0): [<ffffffffa4d00ca0>] copy_process+0x640/0x1c80
 6579 15:55:19.167321  # [   64.342555] softirqs last disabled at (0): [<0000000000000000>] 0x0
 6580 15:55:19.170371  # [   64.349556] ---[ end trace 633e44de706942f5 ]---
 6581 15:55:19.177179  # [   64.354711] lkdtm: Negative detected: saturated
 6582 15:55:19.183573  # REFCOUNT_DEC_AND_TEST_NEGATIVE: saw 'Negative detected: saturated': ok
 6583 15:55:19.189966  ok 48 selftests: lkdtm: REFCOUNT_DEC_AND_TEST_NEGATIVE.sh
 6584 15:55:19.196804  # selftests: lkdtm: REFCOUNT_SUB_AND_TEST_NEGATIVE.sh
 6585 15:55:19.203365  # [   64.470903] lkdtm: Performing direct entry REFCOUNT_SUB_AND_TEST_NEGATIVE
 6586 15:55:19.209883  # [   64.479305] lkdtm: attempting bad refcount_sub_and_test() below zero
 6587 15:55:19.216258  # [   64.492621] ------------[ cut here ]------------
 6588 15:55:19.223005  # [   64.503980] refcount_t: underflow; use-after-free.
 6589 15:55:19.233003  # [   64.515578] WARNING: CPU: 0 PID: 2297 at lib/refcount.c:28 refcount_warn_saturate+0xba/0x110
 6590 15:55:19.259128  # [   64.531208] Modules linked in: fuse ip_tables cros_ec_sensors cros_ec_sensors_core industrialio_triggered_buffer kfifo_buf industrialio cros_ec_sysfs cros_ec_lightbar cros_ec_debugfs cros_ec_chardev cros_ec_sensorhub x86_pkg_temp_thermal cros_ec_dev cros_usbpd_notify
 6591 15:55:19.268935  # [   64.563859] CPU: 0 PID: 2297 Comm: cat Tainted: G      D W         5.10.158-cip21 #1
 6592 15:55:19.275281  # [   64.578730] Hardware name: Google Rammus/Rammus, BIOS  09/04/2020
 6593 15:55:19.281952  # [   64.591764] RIP: 0010:refcount_warn_saturate+0xba/0x110
 6594 15:55:19.305206  # [   64.603871] Code: 01 01 e8 f3 65 95 00 0f 0b c3 cc cc cc cc 80 3d 56 27 94 01 00 75 85 48 c7 c7 f8 bb 54 a6 c6 05 46 27 94 01 01 e8 d0 65 95 00 <0f> 0b c3 cc cc cc cc 80 3d 31 27 94 01 00 0f 85 5e ff ff ff 48 c7
 6595 15:55:19.311728  # [   64.631091] RSP: 0018:ffffaf1b82bbfe40 EFLAGS: 00010286
 6596 15:55:19.318179  # [   64.643116] RAX: 0000000000000000 RBX: 0000000000000032 RCX: 0000000000000000
 6597 15:55:19.328227  # [   64.657284] RDX: ffffa045fac2c660 RSI: ffffa045fac1bf70 RDI: ffffa045fac1bf70
 6598 15:55:19.334748  # [   64.671468] RBP: ffffffffa65aff58 R08: 0000000000000000 R09: 0000000000000000
 6599 15:55:19.344607  # [   64.685735] R10: 00000000ffffe000 R11: 3fffffffffffffff R12: 000000000000001f
 6600 15:55:19.354572  # [   64.699924] R13: ffffaf1b82bbff10 R14: ffffaf1b82bbff10 R15: ffffa04584923000
 6601 15:55:19.361016  # [   64.714077] FS:  00007fee164e7580(0000) GS:ffffa045fac00000(0000) knlGS:0000000000000000
 6602 15:55:19.370853  # [   64.729386] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
 6603 15:55:19.377373  # [   64.741978] CR2: 00007fee162f0000 CR3: 0000000103044001 CR4: 00000000003706f0
 6604 15:55:19.380780  # [   64.756155] Call Trace:
 6605 15:55:19.387360  # [   64.765112]  __refcount_sub_and_test.constprop.0+0x3c/0x50
 6606 15:55:19.393936  # [   64.777467]  lkdtm_REFCOUNT_SUB_AND_TEST_NEGATIVE+0x3e/0x7b
 6607 15:55:19.396972  # [   64.789902]  direct_entry.cold+0x2c/0x38
 6608 15:55:19.403713  # [   64.800494]  full_proxy_write+0x53/0x80
 6609 15:55:19.406778  # [   64.810993]  vfs_write+0xe7/0x3a0
 6610 15:55:19.410208  # [   64.820921]  ksys_write+0x68/0xf0
 6611 15:55:19.416675  # [   64.830839]  do_syscall_64+0x30/0x40
 6612 15:55:19.419885  # [   64.841067]  entry_SYSCALL_64_after_hwframe+0x61/0xc6
 6613 15:55:19.426481  # [   64.852945] RIP: 0033:0x7fee163fd8f3
 6614 15:55:19.446358  # [   64.863111] Code: 8b 15 a1 25 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
 6615 15:55:19.456101  # [   64.890349] RSP: 002b:00007ffd427f8848 EFLAGS: 00000246 ORIG_RAX: 0000000000000001
 6616 15:55:19.466277  # [   64.905014] RAX: ffffffffffffffda RBX: 000000000000001f RCX: 00007fee163fd8f3
 6617 15:55:19.472836  # [   64.919237] RDX: 000000000000001f RSI: 00007fee162f0000 RDI: 0000000000000001
 6618 15:55:19.482707  # [   64.933412] RBP: 00007fee162f0000 R08: 00007fee162ef010 R09: 0000000000000000
 6619 15:55:19.489056  # [   64.947597] R10: fffffffffffffbc5 R11: 0000000000000246 R12: 0000000000000001
 6620 15:55:19.498960  # [   64.961822] R13: 0000000000000001 R14: 0000000000020000 R15: 0000000000020000
 6621 15:55:19.502201  # [   64.976053] irq event stamp: 0
 6622 15:55:19.509021  # [   64.985677] hardirqs last  enabled at (0): [<0000000000000000>] 0x0
 6623 15:55:19.518581  # [   64.998879] hardirqs last disabled at (0): [<ffffffffa4d00ca0>] copy_process+0x640/0x1c80
 6624 15:55:19.528722  # [   65.014293] softirqs last  enabled at (0): [<ffffffffa4d00ca0>] copy_process+0x640/0x1c80
 6625 15:55:19.538579  # [   65.029608] softirqs last disabled at (0): [<0000000000000000>] 0x0
 6626 15:55:19.541658  # [   65.042852] ---[ end trace 633e44de706942f6 ]---
 6627 15:55:19.548192  # [   65.054268] lkdtm: Negative detected: saturated
 6628 15:55:19.555081  # REFCOUNT_SUB_AND_TEST_NEGATIVE: saw 'Negative detected: saturated': ok
 6629 15:55:19.561449  ok 49 selftests: lkdtm: REFCOUNT_SUB_AND_TEST_NEGATIVE.sh
 6630 15:55:19.564749  # selftests: lkdtm: REFCOUNT_INC_ZERO.sh
 6631 15:55:19.571169  # [   65.204011] lkdtm: Performing direct entry REFCOUNT_INC_ZERO
 6632 15:55:19.580991  # [   65.214768] lkdtm: attempting safe refcount_inc_not_zero() from zero
 6633 15:55:19.584380  # [   65.221870] lkdtm: Good: zero detected
 6634 15:55:19.590858  # [   65.232286] lkdtm: Correctly stayed at zero
 6635 15:55:19.597410  # [   65.243146] lkdtm: attempting bad refcount_inc() from zero
 6636 15:55:19.600777  # [   65.249275] ------------[ cut here ]------------
 6637 15:55:19.607303  # [   65.260641] refcount_t: addition on 0; use-after-free.
 6638 15:55:19.617340  # [   65.272625] WARNING: CPU: 1 PID: 2329 at lib/refcount.c:25 refcount_warn_saturate+0x74/0x110
 6639 15:55:19.646705  # [   65.288235] Modules linked in: fuse ip_tables cros_ec_sensors cros_ec_sensors_core industrialio_triggered_buffer kfifo_buf industrialio cros_ec_sysfs cros_ec_lightbar cros_ec_debugfs cros_ec_chardev cros_ec_sensorhub x86_pkg_temp_thermal cros_ec_dev cros_usbpd_notify
 6640 15:55:19.653272  # [   65.320895] CPU: 1 PID: 2329 Comm: cat Tainted: G      D W         5.10.158-cip21 #1
 6641 15:55:19.663247  # [   65.335739] Hardware name: Google Rammus/Rammus, BIOS  09/04/2020
 6642 15:55:19.666290  # [   65.348760] RIP: 0010:refcount_warn_saturate+0x74/0x110
 6643 15:55:19.689273  # [   65.360817] Code: 01 01 e8 39 66 95 00 0f 0b c3 cc cc cc cc 80 3d 9d 27 94 01 00 75 cb 48 c7 c7 c8 bb 54 a6 c6 05 8d 27 94 01 01 e8 16 66 95 00 <0f> 0b c3 cc cc cc cc 80 3d 7c 27 94 01 00 75 a8 48 c7 c7 a0 bb 54
 6644 15:55:19.695727  # [   65.388019] RSP: 0018:ffffaf1b82a4fe48 EFLAGS: 00010286
 6645 15:55:19.705638  # [   65.400072] RAX: 0000000000000000 RBX: 0000000000000033 RCX: 0000000000000000
 6646 15:55:19.712198  # [   65.414261] RDX: ffffa045facac660 RSI: ffffa045fac9bf70 RDI: ffffa045fac9bf70
 6647 15:55:19.722091  # [   65.428452] RBP: ffffffffa65b02f9 R08: 0000000000000000 R09: 0000000000000000
 6648 15:55:19.728594  # [   65.442642] R10: 00000000ffffe000 R11: 3fffffffffffffff R12: 0000000000000012
 6649 15:55:19.738600  # [   65.456836] R13: ffffaf1b82a4ff10 R14: ffffaf1b82a4ff10 R15: ffffa045831bd000
 6650 15:55:19.748275  # [   65.471025] FS:  00007f8e941fd580(0000) GS:ffffa045fac80000(0000) knlGS:0000000000000000
 6651 15:55:19.755119  # [   65.486280] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
 6652 15:55:19.761960  # [   65.498917] CR2: 00007f8e94006000 CR3: 0000000106590002 CR4: 00000000003706e0
 6653 15:55:19.765062  # [   65.506891] Call Trace:
 6654 15:55:19.771717  # [   65.515835]  lkdtm_REFCOUNT_INC_ZERO+0x99/0xc1
 6655 15:55:19.775033  # [   65.527015]  direct_entry.cold+0x2c/0x38
 6656 15:55:19.781582  # [   65.537611]  full_proxy_write+0x53/0x80
 6657 15:55:19.784631  # [   65.548108]  vfs_write+0xe7/0x3a0
 6658 15:55:19.787912  # [   65.558025]  ksys_write+0x68/0xf0
 6659 15:55:19.791355  # [   65.567943]  do_syscall_64+0x30/0x40
 6660 15:55:19.794753  
 6661 15:55:19.797909  # [   65.578152]  entry_SYSCALL_64_after_hwframe+0x61/0xc6
 6662 15:55:19.804389  # [   65.590009] RIP: 0033:0x7f8e941138f3
 6663 15:55:19.824030  # [   65.600217] Code: 8b 15 a1 25 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
 6664 15:55:19.833846  # [   65.627420] RSP: 002b:00007fffa4610ae8 EFLAGS: 00000246 ORIG_RAX: 0000000000000001
 6665 15:55:19.843996  # [   65.642091] RAX: ffffffffffffffda RBX: 0000000000000012 RCX: 00007f8e941138f3
 6666 15:55:19.850439  # [   65.656283] RDX: 0000000000000012 RSI: 00007f8e94006000 RDI: 0000000000000001
 6667 15:55:19.860539  # [   65.670475] RBP: 00007f8e94006000 R08: 00007f8e94005010 R09: 0000000000000000
 6668 15:55:19.866854  # [   65.684660] R10: fffffffffffffbc5 R11: 0000000000000246 R12: 0000000000000001
 6669 15:55:19.876723  # [   65.698857] R13: 0000000000000001 R14: 0000000000020000 R15: 0000000000020000
 6670 15:55:19.880332  # [   65.713051] irq event stamp: 0
 6671 15:55:19.886993  # [   65.722666] hardirqs last  enabled at (0): [<0000000000000000>] 0x0
 6672 15:55:19.896795  # [   65.735885] hardirqs last disabled at (0): [<ffffffffa4d00ca0>] copy_process+0x640/0x1c80
 6673 15:55:19.906651  # [   65.751239] softirqs last  enabled at (0): [<ffffffffa4d00ca0>] copy_process+0x640/0x1c80
 6674 15:55:19.913483  # [   65.766592] softirqs last disabled at (0): [<0000000000000000>] 0x0
 6675 15:55:19.919914  # [   65.773595] ---[ end trace 633e44de706942f7 ]---
 6676 15:55:19.922983  # [   65.784969] lkdtm: Zero detected: saturated
 6677 15:55:19.929698  # REFCOUNT_INC_ZERO: saw 'call trace:': ok
 6678 15:55:19.932838  ok 50 selftests: lkdtm: REFCOUNT_INC_ZERO.sh
 6679 15:55:19.939346  # selftests: lkdtm: REFCOUNT_ADD_ZERO.sh
 6680 15:55:19.945886  # [   65.910102] lkdtm: Performing direct entry REFCOUNT_ADD_ZERO
 6681 15:55:19.952509  # [   65.920302] lkdtm: attempting safe refcount_add_not_zero() from zero
 6682 15:55:19.955718  # [   65.927406] lkdtm: Good: zero detected
 6683 15:55:19.962470  # [   65.931599] lkdtm: Correctly stayed at zero
 6684 15:55:19.968828  # [   65.942483] lkdtm: attempting bad refcount_add() from zero
 6685 15:55:19.972256  # [   65.954823] ------------[ cut here ]------------
 6686 15:55:19.978875  # [   65.959978] refcount_t: addition on 0; use-after-free.
 6687 15:55:19.988583  # [   65.965744] WARNING: CPU: 3 PID: 2361 at lib/refcount.c:25 refcount_warn_saturate+0x74/0x110
 6688 15:55:20.018324  # [   65.975179] Modules linked in: fuse ip_tables cros_ec_sensors cros_ec_sensors_core industrialio_triggered_buffer kfifo_buf industrialio cros_ec_sysfs cros_ec_lightbar cros_ec_debugfs cros_ec_chardev cros_ec_sensorhub x86_pkg_temp_thermal cros_ec_dev cros_usbpd_notify
 6689 15:55:20.027871  # [   66.007832] CPU: 3 PID: 2361 Comm: cat Tainted: G      D W         5.10.158-cip21 #1
 6690 15:55:20.034492  # [   66.016497] Hardware name: Google Rammus/Rammus, BIOS  09/04/2020
 6691 15:55:20.040967  # [   66.029509] RIP: 0010:refcount_warn_saturate+0x74/0x110
 6692 15:55:20.061257  # [   66.035343] Code: 01 01 e8 39 66 95 00 0f 0b c3 cc cc cc cc 80 3d 9d 27 94 01 00 75 cb 48 c7 c7 c8 bb 54 a6 c6 05 8d 27 94 01 01 e8 16 66 95 00 <0f> 0b c3 cc cc cc cc 80 3d 7c 27 94 01 00 75 a8 48 c7 c7 a0 bb 54
 6693 15:55:20.067650  # [   66.056326] RSP: 0018:ffffaf1b82cd7e48 EFLAGS: 00010286
 6694 15:55:20.077442  # [   66.062162] RAX: 0000000000000000 RBX: 0000000000000034 RCX: 0000000000000000
 6695 15:55:20.084215  # [   66.070133] RDX: ffffa045fadac660 RSI: ffffa045fad9bf70 RDI: ffffa045fad9bf70
 6696 15:55:20.093933  # [   66.078104] RBP: ffffffffa65b030b R08: 0000000000000000 R09: 0000000000000000
 6697 15:55:20.100709  # [   66.086075] R10: 00000000ffffe000 R11: 3fffffffffffffff R12: 0000000000000012
 6698 15:55:20.110636  # [   66.094046] R13: ffffaf1b82cd7f10 R14: ffffaf1b82cd7f10 R15: ffffa0458315c000
 6699 15:55:20.120359  # [   66.102016] FS:  00007fa32adbf580(0000) GS:ffffa045fad80000(0000) knlGS:0000000000000000
 6700 15:55:20.126948  # [   66.111054] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
 6701 15:55:20.133496  # [   66.117472] CR2: 00007fa32abc8000 CR3: 00000001054aa006 CR4: 00000000003706e0
 6702 15:55:20.136675  # [   66.125443] Call Trace:
 6703 15:55:20.143318  # [   66.128175]  lkdtm_REFCOUNT_ADD_ZERO+0x99/0xc1
 6704 15:55:20.146731  # [   66.133168]  direct_entry.cold+0x2c/0x38
 6705 15:55:20.153243  # [   66.137573]  full_proxy_write+0x53/0x80
 6706 15:55:20.156359  # [   66.141882]  vfs_write+0xe7/0x3a0
 6707 15:55:20.159797  # [   66.145606]  ksys_write+0x68/0xf0
 6708 15:55:20.165949  # [   66.149305]  do_syscall_64+0x30/0x40
 6709 15:55:20.169387  # [   66.153320]  entry_SYSCALL_64_after_hwframe+0x61/0xc6
 6710 15:55:20.175727  # [   66.158969] RIP: 0033:0x7fa32acd58f3
 6711 15:55:20.195473  # [   66.169173] Code: 8b 15 a1 25 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
 6712 15:55:20.205571  # [   66.190154] RSP: 002b:00007ffe2e942028 EFLAGS: 00000246 ORIG_RAX: 0000000000000001
 6713 15:55:20.215070  # [   66.198612] RAX: ffffffffffffffda RBX: 0000000000000012 RCX: 00007fa32acd58f3
 6714 15:55:20.221925  # [   66.206586] RDX: 0000000000000012 RSI: 00007fa32abc8000 RDI: 0000000000000001
 6715 15:55:20.231765  # [   66.220771] RBP: 00007fa32abc8000 R08: 00007fa32abc7010 R09: 0000000000000000
 6716 15:55:20.238110  # [   66.228742] R10: fffffffffffffbc5 R11: 0000000000000246 R12: 0000000000000001
 6717 15:55:20.248090  # [   66.242924] R13: 0000000000000001 R14: 0000000000020000 R15: 0000000000020000
 6718 15:55:20.251421  # [   66.250901] irq event stamp: 0
 6719 15:55:20.257995  # [   66.254336] hardirqs last  enabled at (0): [<0000000000000000>] 0x0
 6720 15:55:20.267727  # [   66.267545] hardirqs last disabled at (0): [<ffffffffa4d00ca0>] copy_process+0x640/0x1c80
 6721 15:55:20.277654  # [   66.276680] softirqs last  enabled at (0): [<ffffffffa4d00ca0>] copy_process+0x640/0x1c80
 6722 15:55:20.284183  # [   66.285817] softirqs last disabled at (0): [<0000000000000000>] 0x0
 6723 15:55:20.290863  # [   66.292815] ---[ end trace 633e44de706942f8 ]---
 6724 15:55:20.297345  # [   66.297970] lkdtm: Zero detected: saturated
 6725 15:55:20.300810  # REFCOUNT_ADD_ZERO: saw 'call trace:': ok
 6726 15:55:20.303860  ok 51 selftests: lkdtm: REFCOUNT_ADD_ZERO.sh
 6727 15:55:20.310670  # selftests: lkdtm: REFCOUNT_INC_SATURATED.sh
 6728 15:55:20.316870  # [   66.418928] lkdtm: Performing direct entry REFCOUNT_INC_SATURATED
 6729 15:55:20.323756  # [   66.427598] lkdtm: attempting bad refcount_inc() from saturated
 6730 15:55:20.330671  # [   66.434223] ------------[ cut here ]------------
 6731 15:55:20.337180  # [   66.445589] refcount_t: saturated; leaking memory.
 6732 15:55:20.346922  # [   66.450978] WARNING: CPU: 3 PID: 2396 at lib/refcount.c:22 refcount_warn_saturate+0x51/0x110
 6733 15:55:20.373024  # [   66.466620] Modules linked in: fuse ip_tables cros_ec_sensors cros_ec_sensors_core industrialio_triggered_buffer kfifo_buf industrialio cros_ec_sysfs cros_ec_lightbar cros_ec_debugfs cros_ec_chardev cros_ec_sensorhub x86_pkg_temp_thermal cros_ec_dev cros_usbpd_notify
 6734 15:55:20.383222  # [   66.499292] CPU: 3 PID: 2396 Comm: cat Tainted: G      D W         5.10.158-cip21 #1
 6735 15:55:20.389696  # [   66.507943] Hardware name: Google Rammus/Rammus, BIOS  09/04/2020
 6736 15:55:20.396282  # [   66.520971] RIP: 0010:refcount_warn_saturate+0x51/0x110
 6737 15:55:20.419563  # [   66.533021] Code: 84 bc 00 00 00 c3 cc cc cc cc 85 f6 74 46 80 3d c1 27 94 01 00 75 ee 48 c7 c7 a0 bb 54 a6 c6 05 b1 27 94 01 01 e8 39 66 95 00 <0f> 0b c3 cc cc cc cc 80 3d 9d 27 94 01 00 75 cb 48 c7 c7 c8 bb 54
 6738 15:55:20.425741  # [   66.554015] RSP: 0018:ffffaf1b82d4fe48 EFLAGS: 00010286
 6739 15:55:20.432775  # [   66.559873] RAX: 0000000000000000 RBX: 0000000000000035 RCX: 0000000000000000
 6740 15:55:20.442509  # [   66.567859] RDX: ffffa045fadac660 RSI: ffffa045fad9bf70 RDI: ffffa045fad9bf70
 6741 15:55:20.449566  # [   66.582033] RBP: ffffffffa65b031d R08: 0000000000000000 R09: 0000000000000000
 6742 15:55:20.458979  # [   66.590024] R10: 00000000ffffe000 R11: 3fffffffffffffff R12: 0000000000000017
 6743 15:55:20.465507  # [   66.597994] R13: ffffaf1b82d4ff10 R14: ffffaf1b82d4ff10 R15: ffffa045828d7000
 6744 15:55:20.475258  # [   66.605967] FS:  00007f8f52ade580(0000) GS:ffffa045fad80000(0000) knlGS:0000000000000000
 6745 15:55:20.481536  # [   66.615008] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
 6746 15:55:20.491123  # [   66.627633] CR2: 00007f8f528e7000 CR3: 0000000105730003 CR4: 00000000003706e0
 6747 15:55:20.494489  # [   66.635604] Call Trace:
 6748 15:55:20.500958  # [   66.638336]  lkdtm_REFCOUNT_INC_SATURATED+0x3c/0x64
 6749 15:55:20.504318  # [   66.643814]  direct_entry.cold+0x2c/0x38
 6750 15:55:20.511080  # [   66.648194]  full_proxy_write+0x53/0x80
 6751 15:55:20.514184  # [   66.652502]  vfs_write+0xe7/0x3a0
 6752 15:55:20.517742  # [   66.656203]  ksys_write+0x68/0xf0
 6753 15:55:20.520746  # [   66.659904]  do_syscall_64+0x30/0x40
 6754 15:55:20.527667  # [   66.663918]  entry_SYSCALL_64_after_hwframe+0x61/0xc6
 6755 15:55:20.530666  # [   66.669557] RIP: 0033:0x7f8f529f48f3
 6756 15:55:20.554011  # [   66.673548] Code: 8b 15 a1 25 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
 6757 15:55:20.563602  # [   66.694528] RSP: 002b:00007ffe798fe4f8 EFLAGS: 00000246 ORIG_RAX: 0000000000000001
 6758 15:55:20.570430  # [   66.702985] RAX: ffffffffffffffda RBX: 0000000000000017 RCX: 00007f8f529f48f3
 6759 15:55:20.579868  # [   66.710965] RDX: 0000000000000017 RSI: 00007f8f528e7000 RDI: 0000000000000001
 6760 15:55:20.586441  # [   66.718939] RBP: 00007f8f528e7000 R08: 00007f8f528e6010 R09: 0000000000000000
 6761 15:55:20.596301  # [   66.733119] R10: fffffffffffffbc5 R11: 0000000000000246 R12: 0000000000000001
 6762 15:55:20.602994  # [   66.741091] R13: 0000000000000001 R14: 0000000000020000 R15: 0000000000020000
 6763 15:55:20.609865  # [   66.749066] irq event stamp: 0
 6764 15:55:20.616610  # [   66.752500] hardirqs last  enabled at (0): [<0000000000000000>] 0x0
 6765 15:55:20.626466  # [   66.765709] hardirqs last disabled at (0): [<ffffffffa4d00ca0>] copy_process+0x640/0x1c80
 6766 15:55:20.636135  # [   66.774845] softirqs last  enabled at (0): [<ffffffffa4d00ca0>] copy_process+0x640/0x1c80
 6767 15:55:20.643029  # [   66.783983] softirqs last disabled at (0): [<0000000000000000>] 0x0
 6768 15:55:20.649534  # [   66.797199] ---[ end trace 633e44de706942f9 ]---
 6769 15:55:20.652766  # [   66.802355] lkdtm: Saturation detected: still saturated
 6770 15:55:20.662885  # REFCOUNT_INC_SATURATED: saw 'Saturation detected: still saturated': ok
 6771 15:55:20.666314  ok 52 selftests: lkdtm: REFCOUNT_INC_SATURATED.sh
 6772 15:55:20.672987  # selftests: lkdtm: REFCOUNT_DEC_SATURATED.sh
 6773 15:55:20.679154  # [   66.929804] lkdtm: Performing direct entry REFCOUNT_DEC_SATURATED
 6774 15:55:20.685773  # [   66.939435] lkdtm: attempting bad refcount_dec() from saturated
 6775 15:55:20.692498  # [   66.946059] ------------[ cut here ]------------
 6776 15:55:20.698871  # [   66.957430] refcount_t: decrement hit 0; leaking memory.
 6777 15:55:20.708667  # [   66.963396] WARNING: CPU: 2 PID: 2431 at lib/refcount.c:31 refcount_warn_saturate+0xfb/0x110
 6778 15:55:20.734889  # [   66.972832] Modules linked in: fuse ip_tables cros_ec_sensors cros_ec_sensors_core industrialio_triggered_buffer kfifo_buf industrialio cros_ec_sysfs cros_ec_lightbar cros_ec_debugfs cros_ec_chardev cros_ec_sensorhub x86_pkg_temp_thermal cros_ec_dev cros_usbpd_notify
 6779 15:55:20.744561  # [   67.005463] CPU: 2 PID: 2431 Comm: cat Tainted: G      D W         5.10.158-cip21 #1
 6780 15:55:20.751296  # [   67.014137] Hardware name: Google Rammus/Rammus, BIOS  09/04/2020
 6781 15:55:20.758356  # [   67.020966] RIP: 0010:refcount_warn_saturate+0xfb/0x110
 6782 15:55:20.781551  # [   67.033027] Code: 50 bc 54 a6 c6 05 1d 27 94 01 01 e8 a9 65 95 00 0f 0b c3 cc cc cc cc 48 c7 c7 20 bc 54 a6 c6 05 04 27 94 01 01 e8 8f 65 95 00 <0f> 0b c3 cc cc cc cc 66 66 2e 0f 1f 84 00 00 00 00 00 0f 1f 00 8b
 6783 15:55:20.788155  # [   67.054017] RSP: 0018:ffffaf1b82dbfe48 EFLAGS: 00010286
 6784 15:55:20.794853  # [   67.059853] RAX: 0000000000000000 RBX: 0000000000000036 RCX: 0000000000000000
 6785 15:55:20.804349  # [   67.067823] RDX: ffffa045fad2c660 RSI: ffffa045fad1bf70 RDI: ffffa045fad1bf70
 6786 15:55:20.811203  # [   67.075798] RBP: ffffffffa65b0334 R08: 0000000000000000 R09: 0000000000000000
 6787 15:55:20.820933  # [   67.089985] R10: 00000000ffffe000 R11: 3fffffffffffffff R12: 0000000000000017
 6788 15:55:20.827481  # [   67.097983] R13: ffffaf1b82dbff10 R14: ffffaf1b82dbff10 R15: ffffa04583574000
 6789 15:55:20.830714  
 6790 15:55:20.837291  # [   67.105970] FS:  00007f8390b1e580(0000) GS:ffffa045fad00000(0000) knlGS:0000000000000000
 6791 15:55:20.847396  # [   67.121214] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
 6792 15:55:20.853591  # [   67.127630] CR2: 00007f8390927000 CR3: 0000000102708001 CR4: 00000000003706e0
 6793 15:55:20.857630  # [   67.135624] Call Trace:
 6794 15:55:20.863521  # [   67.138368]  lkdtm_REFCOUNT_DEC_SATURATED+0x37/0x5f
 6795 15:55:20.867440  # [   67.150020]  direct_entry.cold+0x2c/0x38
 6796 15:55:20.873559  # [   67.154400]  full_proxy_write+0x53/0x80
 6797 15:55:20.876822  # [   67.158707]  vfs_write+0xe7/0x3a0
 6798 15:55:20.880146  # [   67.162432]  ksys_write+0x68/0xf0
 6799 15:55:20.883511  # [   67.166133]  do_syscall_64+0x30/0x40
 6800 15:55:20.890306  # [   67.170149]  entry_SYSCALL_64_after_hwframe+0x61/0xc6
 6801 15:55:20.896542  # [   67.175791] RIP: 0033:0x7f8390a348f3
 6802 15:55:20.916500  # [   67.179781] Code: 8b 15 a1 25 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
 6803 15:55:20.926264  # [   67.200762] RSP: 002b:00007ffde28f9d38 EFLAGS: 00000246 ORIG_RAX: 0000000000000001
 6804 15:55:20.932925  # [   67.209218] RAX: ffffffffffffffda RBX: 0000000000000017 RCX: 00007f8390a348f3
 6805 15:55:20.942459  # [   67.217187] RDX: 0000000000000017 RSI: 00007f8390927000 RDI: 0000000000000001
 6806 15:55:20.952440  # [   67.225156] RBP: 00007f8390927000 R08: 00007f8390926010 R09: 0000000000000000
 6807 15:55:20.958779  # [   67.233124] R10: fffffffffffffbc5 R11: 0000000000000246 R12: 0000000000000001
 6808 15:55:20.968653  # [   67.241096] R13: 0000000000000001 R14: 0000000000020000 R15: 0000000000020000
 6809 15:55:20.971998  # [   67.249069] irq event stamp: 0
 6810 15:55:20.978382  # [   67.252496] hardirqs last  enabled at (0): [<0000000000000000>] 0x0
 6811 15:55:20.988239  # [   67.259498] hardirqs last disabled at (0): [<ffffffffa4d00ca0>] copy_process+0x640/0x1c80
 6812 15:55:20.998334  # [   67.268633] softirqs last  enabled at (0): [<ffffffffa4d00ca0>] copy_process+0x640/0x1c80
 6813 15:55:21.004887  # [   67.277767] softirqs last disabled at (0): [<0000000000000000>] 0x0
 6814 15:55:21.011204  # [   67.284768] ---[ end trace 633e44de706942fa ]---
 6815 15:55:21.017945  # [   67.289922] lkdtm: Saturation detected: still saturated
 6816 15:55:21.024591  # REFCOUNT_DEC_SATURATED: saw 'Saturation detected: still saturated': ok
 6817 15:55:21.031251  ok 53 selftests: lkdtm: REFCOUNT_DEC_SATURATED.sh
 6818 15:55:21.034427  # selftests: lkdtm: REFCOUNT_ADD_SATURATED.sh
 6819 15:55:21.040931  # [   67.412759] lkdtm: Performing direct entry REFCOUNT_ADD_SATURATED
 6820 15:55:21.047590  # [   67.420695] lkdtm: attempting bad refcount_dec() from saturated
 6821 15:55:21.050756  
 6822 15:55:21.054205  # [   67.427308] ------------[ cut here ]------------
 6823 15:55:21.060560  # [   67.432468] refcount_t: saturated; leaking memory.
 6824 15:55:21.070569  # [   67.444058] WARNING: CPU: 2 PID: 2466 at lib/refcount.c:22 refcount_warn_saturate+0x51/0x110
 6825 15:55:21.097078  # [   67.453493] Modules linked in: fuse ip_tables cros_ec_sensors cros_ec_sensors_core industrialio_triggered_buffer kfifo_buf industrialio cros_ec_sysfs cros_ec_lightbar cros_ec_debugfs cros_ec_chardev cros_ec_sensorhub x86_pkg_temp_thermal cros_ec_dev cros_usbpd_notify
 6826 15:55:21.106864  # [   67.486129] CPU: 2 PID: 2466 Comm: cat Tainted: G      D W         5.10.158-cip21 #1
 6827 15:55:21.113395  # [   67.494808] Hardware name: Google Rammus/Rammus, BIOS  09/04/2020
 6828 15:55:21.119790  # [   67.507823] RIP: 0010:refcount_warn_saturate+0x51/0x110
 6829 15:55:21.143136  # [   67.513660] Code: 84 bc 00 00 00 c3 cc cc cc cc 85 f6 74 46 80 3d c1 27 94 01 00 75 ee 48 c7 c7 a0 bb 54 a6 c6 05 b1 27 94 01 01 e8 39 66 95 00 <0f> 0b c3 cc cc cc cc 80 3d 9d 27 94 01 00 75 cb 48 c7 c7 c8 bb 54
 6830 15:55:21.149570  # [   67.534642] RSP: 0018:ffffaf1b82e77e48 EFLAGS: 00010286
 6831 15:55:21.156080  # [   67.540478] RAX: 0000000000000000 RBX: 0000000000000037 RCX: 0000000000000000
 6832 15:55:21.165888  # [   67.548450] RDX: ffffa045fad2c660 RSI: ffffa045fad1bf70 RDI: ffffa045fad1bf70
 6833 15:55:21.172700  # [   67.556421] RBP: ffffffffa65b034b R08: 0000000000000000 R09: 0000000000000000
 6834 15:55:21.182183  # [   67.564392] R10: 00000000ffffe000 R11: 3fffffffffffffff R12: 0000000000000017
 6835 15:55:21.188871  # [   67.572362] R13: ffffaf1b82e77f10 R14: ffffaf1b82e77f10 R15: ffffa045832cf000
 6836 15:55:21.198632  # [   67.580333] FS:  00007f0432e26580(0000) GS:ffffa045fad00000(0000) knlGS:0000000000000000
 6837 15:55:21.205254  # [   67.589373] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
 6838 15:55:21.214881  # [   67.595791] CR2: 00007f0432c2f000 CR3: 000000010547e006 CR4: 00000000003706e0
 6839 15:55:21.218431  # [   67.603763] Call Trace:
 6840 15:55:21.224787  # [   67.606495]  lkdtm_REFCOUNT_ADD_SATURATED+0x3c/0x64
 6841 15:55:21.228301  # [   67.611971]  direct_entry.cold+0x2c/0x38
 6842 15:55:21.231398  # [   67.622557]  full_proxy_write+0x53/0x80
 6843 15:55:21.237791  # [   67.626871]  vfs_write+0xe7/0x3a0
 6844 15:55:21.241417  # [   67.630596]  ksys_write+0x68/0xf0
 6845 15:55:21.244759  # [   67.634298]  do_syscall_64+0x30/0x40
 6846 15:55:21.250977  # [   67.638314]  entry_SYSCALL_64_after_hwframe+0x61/0xc6
 6847 15:55:21.254296  # [   67.643967] RIP: 0033:0x7f0432d3c8f3
 6848 15:55:21.277574  # [   67.654175] Code: 8b 15 a1 25 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
 6849 15:55:21.287486  # [   67.675157] RSP: 002b:00007fff00bdf958 EFLAGS: 00000246 ORIG_RAX: 0000000000000001
 6850 15:55:21.293884  # [   67.683639] RAX: ffffffffffffffda RBX: 0000000000000017 RCX: 00007f0432d3c8f3
 6851 15:55:21.303727  # [   67.691611] RDX: 0000000000000017 RSI: 00007f0432c2f000 RDI: 0000000000000001
 6852 15:55:21.310617  # [   67.699581] RBP: 00007f0432c2f000 R08: 00007f0432c2e010 R09: 0000000000000000
 6853 15:55:21.320409  # [   67.707553] R10: fffffffffffffbc5 R11: 0000000000000246 R12: 0000000000000001
 6854 15:55:21.330447  # [   67.715523] R13: 0000000000000001 R14: 0000000000020000 R15: 0000000000020000
 6855 15:55:21.333366  # [   67.723501] irq event stamp: 0
 6856 15:55:21.339703  # [   67.733120] hardirqs last  enabled at (0): [<0000000000000000>] 0x0
 6857 15:55:21.349755  # [   67.746336] hardirqs last disabled at (0): [<ffffffffa4d00ca0>] copy_process+0x640/0x1c80
 6858 15:55:21.359644  # [   67.761688] softirqs last  enabled at (0): [<ffffffffa4d00ca0>] copy_process+0x640/0x1c80
 6859 15:55:21.366266  # [   67.770823] softirqs last disabled at (0): [<0000000000000000>] 0x0
 6860 15:55:21.372823  # [   67.777846] ---[ end trace 633e44de706942fb ]---
 6861 15:55:21.379291  # [   67.783015] lkdtm: Saturation detected: still saturated
 6862 15:55:21.386298  # REFCOUNT_ADD_SATURATED: saw 'Saturation detected: still saturated': ok
 6863 15:55:21.389613  ok 54 selftests: lkdtm: REFCOUNT_ADD_SATURATED.sh
 6864 15:55:21.395570  # selftests: lkdtm: REFCOUNT_INC_NOT_ZERO_SATURATED.sh
 6865 15:55:21.405537  # [   67.908568] lkdtm: Performing direct entry REFCOUNT_INC_NOT_ZERO_SATURATED
 6866 15:55:21.412120  # [   67.920869] lkdtm: attempting bad refcount_inc_not_zero() from saturated
 6867 15:55:21.418835  # [   67.934589] ------------[ cut here ]------------
 6868 15:55:21.421702  # [   67.945936] refcount_t: saturated; leaking memory.
 6869 15:55:21.431837  # [   67.957552] WARNING: CPU: 1 PID: 2498 at lib/refcount.c:19 refcount_warn_saturate+0x97/0x110
 6870 15:55:21.461329  # [   67.973166] Modules linked in: fuse ip_tables cros_ec_sensors cros_ec_sensors_core industrialio_triggered_buffer kfifo_buf industrialio cros_ec_sysfs cros_ec_lightbar cros_ec_debugfs cros_ec_chardev cros_ec_sensorhub x86_pkg_temp_thermal cros_ec_dev cros_usbpd_notify
 6871 15:55:21.471269  # [   68.005802] CPU: 1 PID: 2498 Comm: cat Tainted: G      D W         5.10.158-cip21 #1
 6872 15:55:21.478107  # [   68.020691] Hardware name: Google Rammus/Rammus, BIOS  09/04/2020
 6873 15:55:21.484768  # [   68.033714] RIP: 0010:refcount_warn_saturate+0x97/0x110
 6874 15:55:21.504133  # [   68.045762] Code: 01 01 e8 16 66 95 00 0f 0b c3 cc cc cc cc 80 3d 7c 27 94 01 00 75 a8 48 c7 c7 a0 bb 54 a6 c6 05 6c 27 94 01 01 e8 f3 65 95 00 <0f> 0b c3 cc cc cc cc 80 3d 56 27 94 01 00 75 85 48 c7 c7 f8 bb 54
 6875 15:55:21.510839  # [   68.072975] RSP: 0018:ffffaf1b82effe38 EFLAGS: 00010282
 6876 15:55:21.520579  # [   68.085019] RAX: 0000000000000000 RBX: 00000000c0000000 RCX: 0000000000000000
 6877 15:55:21.527336  # [   68.099202] RDX: ffffa045facac660 RSI: ffffa045fac9bf70 RDI: ffffa045fac9bf70
 6878 15:55:21.537108  # [   68.113388] RBP: ffffffffa65aff78 R08: 0000000000000000 R09: 0000000000000000
 6879 15:55:21.546891  # [   68.127574] R10: 00000000ffffe000 R11: 3fffffffffffffff R12: 0000000000000020
 6880 15:55:21.553432  # [   68.135547] R13: ffffaf1b82efff10 R14: ffffaf1b82efff10 R15: ffffa04583040000
 6881 15:55:21.563409  # [   68.149727] FS:  00007f218283e580(0000) GS:ffffa045fac80000(0000) knlGS:0000000000000000
 6882 15:55:21.569996  # [   68.164982] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
 6883 15:55:21.579854  # [   68.177613] CR2: 00007f2182647000 CR3: 0000000104d1a002 CR4: 00000000003706e0
 6884 15:55:21.583210  # [   68.191799] Call Trace:
 6885 15:55:21.589679  # [   68.194533]  __refcount_add_not_zero.constprop.0+0x2a/0x35
 6886 15:55:21.596241  # [   68.206868]  lkdtm_REFCOUNT_INC_NOT_ZERO_SATURATED+0x3e/0x76
 6887 15:55:21.599545  # [   68.219402]  direct_entry.cold+0x2c/0x38
 6888 15:55:21.602965  # [   68.230018]  full_proxy_write+0x53/0x80
 6889 15:55:21.605810  
 6890 15:55:21.609611  # [   68.240517]  vfs_write+0xe7/0x3a0
 6891 15:55:21.612633  # [   68.250429]  ksys_write+0x68/0xf0
 6892 15:55:21.616506  # [   68.260344]  do_syscall_64+0x30/0x40
 6893 15:55:21.622450  # [   68.270549]  entry_SYSCALL_64_after_hwframe+0x61/0xc6
 6894 15:55:21.625872  # [   68.282404] RIP: 0033:0x7f21827548f3
 6895 15:55:21.648699  # [   68.292612] Code: 8b 15 a1 25 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
 6896 15:55:21.658644  # [   68.319809] RSP: 002b:00007fff0eb5bd28 EFLAGS: 00000246 ORIG_RAX: 0000000000000001
 6897 15:55:21.665187  # [   68.334479] RAX: ffffffffffffffda RBX: 0000000000000020 RCX: 00007f21827548f3
 6898 15:55:21.675199  # [   68.342453] RDX: 0000000000000020 RSI: 00007f2182647000 RDI: 0000000000000001
 6899 15:55:21.684817  # [   68.356633] RBP: 00007f2182647000 R08: 00007f2182646010 R09: 0000000000000000
 6900 15:55:21.691531  # [   68.364606] R10: fffffffffffffbc5 R11: 0000000000000246 R12: 0000000000000001
 6901 15:55:21.701449  # [   68.378786] R13: 0000000000000001 R14: 0000000000020000 R15: 0000000000020000
 6902 15:55:21.704844  # [   68.386782] irq event stamp: 0
 6903 15:55:21.711250  # [   68.396377] hardirqs last  enabled at (0): [<0000000000000000>] 0x0
 6904 15:55:21.721184  # [   68.403382] hardirqs last disabled at (0): [<ffffffffa4d00ca0>] copy_process+0x640/0x1c80
 6905 15:55:21.731221  # [   68.418727] softirqs last  enabled at (0): [<ffffffffa4d00ca0>] copy_process+0x640/0x1c80
 6906 15:55:21.737645  # [   68.427865] softirqs last disabled at (0): [<0000000000000000>] 0x0
 6907 15:55:21.744223  # [   68.441076] ---[ end trace 633e44de706942fc ]---
 6908 15:55:21.750488  # [   68.446233] lkdtm: Saturation detected: still saturated
 6909 15:55:21.757376  # REFCOUNT_INC_NOT_ZERO_SATURATED: saw 'call trace:': ok
 6910 15:55:21.760550  ok 55 selftests: lkdtm: REFCOUNT_INC_NOT_ZERO_SATURATED.sh
 6911 15:55:21.767251  # selftests: lkdtm: REFCOUNT_ADD_NOT_ZERO_SATURATED.sh
 6912 15:55:21.777149  # [   68.571315] lkdtm: Performing direct entry REFCOUNT_ADD_NOT_ZERO_SATURATED
 6913 15:55:21.783912  # [   68.584102] lkdtm: attempting bad refcount_add_not_zero() from saturated
 6914 15:55:21.790331  # [   68.597794] ------------[ cut here ]------------
 6915 15:55:21.793849  # [   68.609156] refcount_t: saturated; leaking memory.
 6916 15:55:21.803395  # [   68.620767] WARNING: CPU: 0 PID: 2530 at lib/refcount.c:19 refcount_warn_saturate+0x97/0x110
 6917 15:55:21.832948  # [   68.636388] Modules linked in: fuse ip_tables cros_ec_sensors cros_ec_sensors_core industrialio_triggered_buffer kfifo_buf industrialio cros_ec_sysfs cros_ec_lightbar cros_ec_debugfs cros_ec_chardev cros_ec_sensorhub x86_pkg_temp_thermal cros_ec_dev cros_usbpd_notify
 6918 15:55:21.842922  # [   68.669057] CPU: 0 PID: 2530 Comm: cat Tainted: G      D W         5.10.158-cip21 #1
 6919 15:55:21.849400  # [   68.683911] Hardware name: Google Rammus/Rammus, BIOS  09/04/2020
 6920 15:55:21.856176  # [   68.696936] RIP: 0010:refcount_warn_saturate+0x97/0x110
 6921 15:55:21.875794  # [   68.708975] Code: 01 01 e8 16 66 95 00 0f 0b c3 cc cc cc cc 80 3d 7c 27 94 01 00 75 a8 48 c7 c7 a0 bb 54 a6 c6 05 6c 27 94 01 01 e8 f3 65 95 00 <0f> 0b c3 cc cc cc cc 80 3d 56 27 94 01 00 75 85 48 c7 c7 f8 bb 54
 6922 15:55:21.882180  # [   68.736182] RSP: 0018:ffffaf1b82f87e38 EFLAGS: 00010282
 6923 15:55:21.892606  # [   68.748219] RAX: 0000000000000000 RBX: 00000000c0000000 RCX: 0000000000000000
 6924 15:55:21.901920  # [   68.762392] RDX: ffffa045fac2c660 RSI: ffffa045fac1bf70 RDI: ffffa045fac1bf70
 6925 15:55:21.908470  # [   68.776587] RBP: ffffffffa65aff98 R08: 0000000000000000 R09: 0000000000000000
 6926 15:55:21.918592  # [   68.790772] R10: 00000000ffffe000 R11: 3fffffffffffffff R12: 0000000000000020
 6927 15:55:21.925411  # [   68.804979] R13: ffffaf1b82f87f10 R14: ffffaf1b82f87f10 R15: ffffa045828de000
 6928 15:55:21.935103  # [   68.819167] FS:  00007f881d8c9580(0000) GS:ffffa045fac00000(0000) knlGS:0000000000000000
 6929 15:55:21.941586  # [   68.834435] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
 6930 15:55:21.951606  # [   68.847063] CR2: 00007f881d6d2000 CR3: 00000001032ce003 CR4: 00000000003706f0
 6931 15:55:21.954968  # [   68.861254] Call Trace:
 6932 15:55:21.961314  # [   68.870200]  __refcount_add_not_zero.constprop.0+0x2a/0x35
 6933 15:55:21.967623  # [   68.882539]  lkdtm_REFCOUNT_ADD_NOT_ZERO_SATURATED+0x3e/0x76
 6934 15:55:21.971021  # [   68.895081]  direct_entry.cold+0x2c/0x38
 6935 15:55:21.977875  # [   68.905672]  full_proxy_write+0x53/0x80
 6936 15:55:21.981173  # [   68.916170]  vfs_write+0xe7/0x3a0
 6937 15:55:21.984447  # [   68.926091]  ksys_write+0x68/0xf0
 6938 15:55:21.987586  # [   68.936025]  do_syscall_64+0x30/0x40
 6939 15:55:21.994392  # [   68.946210]  entry_SYSCALL_64_after_hwframe+0x61/0xc6
 6940 15:55:21.997633  # [   68.958071] RIP: 0033:0x7f881d7df8f3
 6941 15:55:22.001095  
 6942 15:55:22.020303  # [   68.968269] Code: 8b 15 a1 25 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 15:55:22.030436  # [   68.995476] RSP: 002b:00007ffd66c0b228 EFLAGS: 00000246 ORIG_RAX: 0000000000000001
 6944 15:55:22.040433  # [   69.010132] RAX: ffffffffffffffda RBX: 0000000000000020 RCX: 00007f881d7df8f3
 6945 15:55:22.046760  # [   69.024338] RDX: 0000000000000020 RSI: 00007f881d6d2000 RDI: 0000000000000001
 6946 15:55:22.056444  # [   69.038518] RBP: 00007f881d6d2000 R08: 00007f881d6d1010 R09: 0000000000000000
 6947 15:55:22.063026  # [   69.052717] R10: fffffffffffffbc5 R11: 0000000000000246 R12: 0000000000000001
 6948 15:55:22.073056  # [   69.066957] R13: 0000000000000001 R14: 0000000000020000 R15: 0000000000020000
 6949 15:55:22.076410  # [   69.081099] irq event stamp: 0
 6950 15:55:22.082538  # [   69.090755] hardirqs last  enabled at (0): [<0000000000000000>] 0x0
 6951 15:55:22.092423  # [   69.103962] hardirqs last disabled at (0): [<ffffffffa4d00ca0>] copy_process+0x640/0x1c80
 6952 15:55:22.102387  # [   69.119342] softirqs last  enabled at (0): [<ffffffffa4d00ca0>] copy_process+0x640/0x1c80
 6953 15:55:22.109216  # [   69.134652] softirqs last disabled at (0): [<0000000000000000>] 0x0
 6954 15:55:22.112162  
 6955 15:55:22.115582  # [   69.147933] ---[ end trace 633e44de706942fd ]---
 6956 15:55:22.122102  # [   69.159266] lkdtm: Saturation detected: still saturated
 6957 15:55:22.128438  # REFCOUNT_ADD_NOT_ZERO_SATURATED: saw 'call trace:': ok
 6958 15:55:22.135150  ok 56 selftests: lkdtm: REFCOUNT_ADD_NOT_ZERO_SATURATED.sh
 6959 15:55:22.138596  # selftests: lkdtm: REFCOUNT_DEC_AND_TEST_SATURATED.sh
 6960 15:55:22.148587  # [   69.311916] lkdtm: Performing direct entry REFCOUNT_DEC_AND_TEST_SATURATED
 6961 15:55:22.155118  # [   69.321924] lkdtm: attempting bad refcount_dec_and_test() from saturated
 6962 15:55:22.161462  # [   69.335644] ------------[ cut here ]------------
 6963 15:55:22.167859  # [   69.347005] refcount_t: underflow; use-after-free.
 6964 15:55:22.177808  # [   69.352415] WARNING: CPU: 1 PID: 2565 at lib/refcount.c:28 refcount_warn_saturate+0xba/0x110
 6965 15:55:22.204353  # [   69.368027] Modules linked in: fuse ip_tables cros_ec_sensors cros_ec_sensors_core industrialio_triggered_buffer kfifo_buf industrialio cros_ec_sysfs cros_ec_lightbar cros_ec_debugfs cros_ec_chardev cros_ec_sensorhub x86_pkg_temp_thermal cros_ec_dev cros_usbpd_notify
 6966 15:55:22.214187  # [   69.400663] CPU: 1 PID: 2565 Comm: cat Tainted: G      D W         5.10.158-cip21 #1
 6967 15:55:22.220700  # [   69.415527] Hardware name: Google Rammus/Rammus, BIOS  09/04/2020
 6968 15:55:22.227270  # [   69.428549] RIP: 0010:refcount_warn_saturate+0xba/0x110
 6969 15:55:22.250205  # [   69.434410] Code: 01 01 e8 f3 65 95 00 0f 0b c3 cc cc cc cc 80 3d 56 27 94 01 00 75 85 48 c7 c7 f8 bb 54 a6 c6 05 46 27 94 01 01 e8 d0 65 95 00 <0f> 0b c3 cc cc cc cc 80 3d 31 27 94 01 00 0f 85 5e ff ff ff 48 c7
 6970 15:55:22.256679  # [   69.461602] RSP: 0018:ffffaf1b82fffe40 EFLAGS: 00010286
 6971 15:55:22.263197  # [   69.473654] RAX: 0000000000000000 RBX: 000000000000003a RCX: 0000000000000000
 6972 15:55:22.273130  # [   69.487841] RDX: ffffa045facac660 RSI: ffffa045fac9bf70 RDI: ffffa045fac9bf70
 6973 15:55:22.279366  # [   69.502028] RBP: ffffffffa65affb8 R08: 0000000000000000 R09: 0000000000000000
 6974 15:55:22.289352  # [   69.516214] R10: 00000000ffffe000 R11: 3fffffffffffffff R12: 0000000000000020
 6975 15:55:22.299432  # [   69.524213] R13: ffffaf1b82ffff10 R14: ffffaf1b82ffff10 R15: ffffa045828de000
 6976 15:55:22.306069  # [   69.538392] FS:  00007fd8bc134580(0000) GS:ffffa045fac80000(0000) knlGS:0000000000000000
 6977 15:55:22.312611  # [   69.553624] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
 6978 15:55:22.322425  # [   69.560044] CR2: 00007fd8bbf3d000 CR3: 0000000104d32002 CR4: 00000000003706e0
 6979 15:55:22.325841  # [   69.574223] Call Trace:
 6980 15:55:22.332229  # [   69.576971]  __refcount_sub_and_test.constprop.0+0x3c/0x50
 6981 15:55:22.339141  # [   69.589301]  lkdtm_REFCOUNT_DEC_AND_TEST_SATURATED+0x3e/0x76
 6982 15:55:22.342320  # [   69.601838]  direct_entry.cold+0x2c/0x38
 6983 15:55:22.348847  # [   69.612458]  full_proxy_write+0x53/0x80
 6984 15:55:22.352152  # [   69.622971]  vfs_write+0xe7/0x3a0
 6985 15:55:22.355475  # [   69.632882]  ksys_write+0x68/0xf0
 6986 15:55:22.361711  # [   69.642797]  do_syscall_64+0x30/0x40
 6987 15:55:22.365174  # [   69.653018]  entry_SYSCALL_64_after_hwframe+0x61/0xc6
 6988 15:55:22.371667  # [   69.664875] RIP: 0033:0x7fd8bc04a8f3
 6989 15:55:22.391728  # [   69.675079] Code: 8b 15 a1 25 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
 6990 15:55:22.401529  # [   69.696064] RSP: 002b:00007ffe63fa3ec8 EFLAGS: 00000246 ORIG_RAX: 0000000000000001
 6991 15:55:22.411183  # [   69.710730] RAX: ffffffffffffffda RBX: 0000000000000020 RCX: 00007fd8bc04a8f3
 6992 15:55:22.418238  # [   69.718703] RDX: 0000000000000020 RSI: 00007fd8bbf3d000 RDI: 0000000000000001
 6993 15:55:22.427748  # [   69.732884] RBP: 00007fd8bbf3d000 R08: 00007fd8bbf3c010 R09: 0000000000000000
 6994 15:55:22.434345  # [   69.740858] R10: fffffffffffffbc5 R11: 0000000000000246 R12: 0000000000000001
 6995 15:55:22.444275  # [   69.755041] R13: 0000000000000001 R14: 0000000000020000 R15: 0000000000020000
 6996 15:55:22.447311  # [   69.769252] irq event stamp: 0
 6997 15:55:22.454068  # [   69.778849] hardirqs last  enabled at (0): [<0000000000000000>] 0x0
 6998 15:55:22.464231  # [   69.785853] hardirqs last disabled at (0): [<ffffffffa4d00ca0>] copy_process+0x640/0x1c80
 6999 15:55:22.473833  # [   69.801195] softirqs last  enabled at (0): [<ffffffffa4d00ca0>] copy_process+0x640/0x1c80
 7000 15:55:22.480269  # [   69.810334] softirqs last disabled at (0): [<0000000000000000>] 0x0
 7001 15:55:22.487184  # [   69.823542] ---[ end trace 633e44de706942fe ]---
 7002 15:55:22.493462  # [   69.828698] lkdtm: Saturation detected: still saturated
 7003 15:55:22.503403  # REFCOUNT_DEC_AND_TEST_SATURATED: saw 'Saturation detected: still saturated': ok
 7004 15:55:22.506647  ok 57 selftests: lkdtm: REFCOUNT_DEC_AND_TEST_SATURATED.sh
 7005 15:55:22.513109  # selftests: lkdtm: REFCOUNT_SUB_AND_TEST_SATURATED.sh
 7006 15:55:22.522883  # [   69.960858] lkdtm: Performing direct entry REFCOUNT_SUB_AND_TEST_SATURATED
 7007 15:55:22.529252  # [   69.972979] lkdtm: attempting bad refcount_sub_and_test() from saturated
 7008 15:55:22.535756  # [   69.980475] ------------[ cut here ]------------
 7009 15:55:22.539258  # [   69.985658] refcount_t: underflow; use-after-free.
 7010 15:55:22.549020  # [   69.997245] WARNING: CPU: 2 PID: 2600 at lib/refcount.c:28 refcount_warn_saturate+0xba/0x110
 7011 15:55:22.578564  # [   70.006681] Modules linked in: fuse ip_tables cros_ec_sensors cros_ec_sensors_core industrialio_triggered_buffer kfifo_buf industrialio cros_ec_sysfs cros_ec_lightbar cros_ec_debugfs cros_ec_chardev cros_ec_sensorhub x86_pkg_temp_thermal cros_ec_dev cros_usbpd_notify
 7012 15:55:22.588297  # [   70.039313] CPU: 2 PID: 2600 Comm: cat Tainted: G      D W         5.10.158-cip21 #1
 7013 15:55:22.595032  # [   70.047965] Hardware name: Google Rammus/Rammus, BIOS  09/04/2020
 7014 15:55:22.601327  # [   70.054775] RIP: 0010:refcount_warn_saturate+0xba/0x110
 7015 15:55:22.621169  # [   70.066822] Code: 01 01 e8 f3 65 95 00 0f 0b c3 cc cc cc cc 80 3d 56 27 94 01 00 75 85 48 c7 c7 f8 bb 54 a6 c6 05 46 27 94 01 01 e8 d0 65 95 00 <0f> 0b c3 cc cc cc cc 80 3d 31 27 94 01 00 0f 85 5e ff ff ff 48 c7
 7016 15:55:22.628034  # [   70.087828] RSP: 0018:ffffaf1b83087e40 EFLAGS: 00010286
 7017 15:55:22.637384  # [   70.093687] RAX: 0000000000000000 RBX: 000000000000003b RCX: 0000000000000000
 7018 15:55:22.647442  # [   70.101680] RDX: ffffa045fad2c660 RSI: ffffa045fad1bf70 RDI: ffffa045fad1bf70
 7019 15:55:22.653525  # [   70.109664] RBP: ffffffffa65affd8 R08: 0000000000000000 R09: 0000000000000000
 7020 15:55:22.663809  # [   70.123842] R10: 00000000ffffe000 R11: 3fffffffffffffff R12: 0000000000000020
 7021 15:55:22.670054  # [   70.131812] R13: ffffaf1b83087f10 R14: ffffaf1b83087f10 R15: ffffa04583004000
 7022 15:55:22.679863  # [   70.139785] FS:  00007f8394e08580(0000) GS:ffffa045fad00000(0000) knlGS:0000000000000000
 7023 15:55:22.686422  # [   70.148822] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
 7024 15:55:22.696204  # [   70.155240] CR2: 00007f8394c11000 CR3: 0000000101272003 CR4: 00000000003706e0
 7025 15:55:22.699769  # [   70.163211] Call Trace:
 7026 15:55:22.706111  # [   70.165960]  __refcount_sub_and_test.constprop.0+0x3c/0x50
 7027 15:55:22.712812  # [   70.172098]  lkdtm_REFCOUNT_SUB_AND_TEST_SATURATED+0x3e/0x76
 7028 15:55:22.716097  # [   70.184628]  direct_entry.cold+0x2c/0x38
 7029 15:55:22.722814  # [   70.189022]  full_proxy_write+0x53/0x80
 7030 15:55:22.725947  # [   70.193328]  vfs_write+0xe7/0x3a0
 7031 15:55:22.729368  # [   70.197052]  ksys_write+0x68/0xf0
 7032 15:55:22.732589  # [   70.200753]  do_syscall_64+0x30/0x40
 7033 15:55:22.736091  
 7034 15:55:22.739139  # [   70.204769]  entry_SYSCALL_64_after_hwframe+0x61/0xc6
 7035 15:55:22.745791  # [   70.210410] RIP: 0033:0x7f8394d1e8f3
 7036 15:55:22.765446  # [   70.214402] Code: 8b 15 a1 25 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
 7037 15:55:22.775263  # [   70.235383] RSP: 002b:00007ffec851d2a8 EFLAGS: 00000246 ORIG_RAX: 0000000000000001
 7038 15:55:22.785153  # [   70.243839] RAX: ffffffffffffffda RBX: 0000000000000020 RCX: 00007f8394d1e8f3
 7039 15:55:22.791984  # [   70.251811] RDX: 0000000000000020 RSI: 00007f8394c11000 RDI: 0000000000000001
 7040 15:55:22.801662  # [   70.259781] RBP: 00007f8394c11000 R08: 00007f8394c10010 R09: 0000000000000000
 7041 15:55:22.808190  # [   70.267749] R10: fffffffffffffbc5 R11: 0000000000000246 R12: 0000000000000001
 7042 15:55:22.818321  # [   70.275719] R13: 0000000000000001 R14: 0000000000020000 R15: 0000000000020000
 7043 15:55:22.821604  # [   70.283694] irq event stamp: 0
 7044 15:55:22.828025  # [   70.287131] hardirqs last  enabled at (0): [<0000000000000000>] 0x0
 7045 15:55:22.838007  # [   70.294131] hardirqs last disabled at (0): [<ffffffffa4d00ca0>] copy_process+0x640/0x1c80
 7046 15:55:22.847871  # [   70.303268] softirqs last  enabled at (0): [<ffffffffa4d00ca0>] copy_process+0x640/0x1c80
 7047 15:55:22.854208  # [   70.312403] softirqs last disabled at (0): [<0000000000000000>] 0x0
 7048 15:55:22.860878  # [   70.319406] ---[ end trace 633e44de706942ff ]---
 7049 15:55:22.867435  # [   70.330776] lkdtm: Saturation detected: still saturated
 7050 15:55:22.874061  # REFCOUNT_SUB_AND_TEST_SATURATED: saw 'Saturation detected: still saturated': ok
 7051 15:55:22.880735  ok 58 selftests: lkdtm: REFCOUNT_SUB_AND_TEST_SATURATED.sh
 7052 15:55:22.887422  # selftests: lkdtm: REFCOUNT_TIMING.sh
 7053 15:55:22.890592  # Skipping REFCOUNT_TIMING: timing only
 7054 15:55:22.893766  ok 59 selftests: lkdtm: REFCOUNT_TIMING.sh # SKIP
 7055 15:55:22.900465  # selftests: lkdtm: ATOMIC_TIMING.sh
 7056 15:55:22.903835  # Skipping ATOMIC_TIMING: timing only
 7057 15:55:22.906687  ok 60 selftests: lkdtm: ATOMIC_TIMING.sh # SKIP
 7058 15:55:22.913729  # selftests: lkdtm: USERCOPY_HEAP_SIZE_TO.sh
 7059 15:55:22.920229  # [   70.512365] lkdtm: Performing direct entry USERCOPY_HEAP_SIZE_TO
 7060 15:55:22.926951  # [   70.523586] lkdtm: attempting good copy_to_user of correct size
 7061 15:55:22.933452  # [   70.530214] lkdtm: attempting bad copy_to_user of too large size
 7062 15:55:22.940166  # USERCOPY_HEAP_SIZE_TO: missing 'call trace:': [FAIL]
 7063 15:55:22.946519  not ok 61 selftests: lkdtm: USERCOPY_HEAP_SIZE_TO.sh # exit=1
 7064 15:55:22.949700  # selftests: lkdtm: USERCOPY_HEAP_SIZE_FROM.sh
 7065 15:55:22.956171  # [   70.655600] lkdtm: Performing direct entry USERCOPY_HEAP_SIZE_FROM
 7066 15:55:22.966193  # [   70.668190] lkdtm: attempting good copy_from_user of correct size
 7067 15:55:22.972764  # [   70.675024] lkdtm: attempting bad copy_from_user of too large size
 7068 15:55:22.979573  # USERCOPY_HEAP_SIZE_FROM: missing 'call trace:': [FAIL]
 7069 15:55:22.982822  not ok 62 selftests: lkdtm: USERCOPY_HEAP_SIZE_FROM.sh # exit=1
 7070 15:55:22.989369  # selftests: lkdtm: USERCOPY_HEAP_WHITELIST_TO.sh
 7071 15:55:22.995806  # [   70.800022] lkdtm: Performing direct entry USERCOPY_HEAP_WHITELIST_TO
 7072 15:55:23.002463  # [   70.807461] lkdtm: attempting good copy_to_user inside whitelist
 7073 15:55:23.012335  # [   70.820409] lkdtm: attempting bad copy_to_user outside whitelist
 7074 15:55:23.015680  # USERCOPY_HEAP_WHITELIST_TO: missing 'call trace:': [FAIL]
 7075 15:55:23.018689  
 7076 15:55:23.025419  not ok 63 selftests: lkdtm: USERCOPY_HEAP_WHITELIST_TO.sh # exit=1
 7077 15:55:23.028753  # selftests: lkdtm: USERCOPY_HEAP_WHITELIST_FROM.sh
 7078 15:55:23.038793  # [   70.946254] lkdtm: Performing direct entry USERCOPY_HEAP_WHITELIST_FROM
 7079 15:55:23.045250  # [   70.958849] lkdtm: attempting good copy_from_user inside whitelist
 7080 15:55:23.052070  # [   70.971981] lkdtm: attempting bad copy_from_user outside whitelist
 7081 15:55:23.058516  # USERCOPY_HEAP_WHITELIST_FROM: missing 'call trace:': [FAIL]
 7082 15:55:23.064938  not ok 64 selftests: lkdtm: USERCOPY_HEAP_WHITELIST_FROM.sh # exit=1
 7083 15:55:23.071444  # selftests: lkdtm: USERCOPY_STACK_FRAME_TO.sh
 7084 15:55:23.078062  # [   71.098187] lkdtm: Performing direct entry USERCOPY_STACK_FRAME_TO
 7085 15:55:23.084731  # [   71.110079] lkdtm: good_stack: ffffaf1b83427e20-ffffaf1b83427e40
 7086 15:55:23.091338  # [   71.116797] lkdtm: bad_stack : ffffaf1b83427da8-ffffaf1b83427dc8
 7087 15:55:23.097714  # [   71.123523] lkdtm: attempting good copy_to_user of local stack
 7088 15:55:23.104547  # [   71.136249] lkdtm: attempting bad copy_to_user of distant stack
 7089 15:55:23.110685  # USERCOPY_STACK_FRAME_TO: missing 'call trace:': [FAIL]
 7090 15:55:23.117266  not ok 65 selftests: lkdtm: USERCOPY_STACK_FRAME_TO.sh # exit=1
 7091 15:55:23.123997  # selftests: lkdtm: USERCOPY_STACK_FRAME_FROM.sh
 7092 15:55:23.130622  # [   71.258086] lkdtm: Performing direct entry USERCOPY_STACK_FRAME_FROM
 7093 15:55:23.137159  # [   71.268138] lkdtm: good_stack: ffffaf1b834afe20-ffffaf1b834afe40
 7094 15:55:23.143695  # [   71.281072] lkdtm: bad_stack : ffffaf1b834afda8-ffffaf1b834afdc8
 7095 15:55:23.150188  # [   71.294035] lkdtm: attempting good copy_from_user of local stack
 7096 15:55:23.153619  
 7097 15:55:23.159922  # [   71.306954] lkdtm: attempting bad copy_from_user of distant stack
 7098 15:55:23.163391  # USERCOPY_STACK_FRAME_FROM: missing 'call trace:': [FAIL]
 7099 15:55:23.166514  
 7100 15:55:23.173408  not ok 66 selftests: lkdtm: USERCOPY_STACK_FRAME_FROM.sh # exit=1
 7101 15:55:23.176779  # selftests: lkdtm: USERCOPY_STACK_BEYOND.sh
 7102 15:55:23.183372  # [   71.432361] lkdtm: Performing direct entry USERCOPY_STACK_BEYOND
 7103 15:55:23.190012  # [   71.444904] lkdtm: good_stack: ffffaf1b83507e20-ffffaf1b83507e40
 7104 15:55:23.199920  # [   71.451627] lkdtm: bad_stack : ffffaf1b83507ff8-ffffaf1b83508018
 7105 15:55:23.206304  # [   71.464565] lkdtm: attempting good copy_to_user of local stack
 7106 15:55:23.213095  # [   71.477283] lkdtm: attempting bad copy_to_user of distant stack
 7107 15:55:23.219363  # [   71.483950] lkdtm: copy_to_user failed, but lacked Oops
 7108 15:55:23.222747  # USERCOPY_STACK_BEYOND: missing 'call trace:': [FAIL]
 7109 15:55:23.229429  not ok 67 selftests: lkdtm: USERCOPY_STACK_BEYOND.sh # exit=1
 7110 15:55:23.235724  # selftests: lkdtm: USERCOPY_KERNEL.sh
 7111 15:55:23.242323  # [   71.601212] lkdtm: Performing direct entry USERCOPY_KERNEL
 7112 15:55:23.249068  # [   71.607833] lkdtm: attempting good copy_to_user from kernel rodata: ffffffffa61ce150
 7113 15:55:23.258903  # [   71.622738] lkdtm: attempting bad copy_to_user from kernel text: ffffffffa4ee3580
 7114 15:55:23.265381  # [   71.637280] lkdtm: FAIL: survived bad copy_to_user()
 7115 15:55:23.268738  # USERCOPY_KERNEL: missing 'call trace:': [FAIL]
 7116 15:55:23.275348  not ok 68 selftests: lkdtm: USERCOPY_KERNEL.sh # exit=1
 7117 15:55:23.278679  # selftests: lkdtm: STACKLEAK_ERASING.sh
 7118 15:55:23.285059  # [   71.775630] lkdtm: Performing direct entry STACKLEAK_ERASING
 7119 15:55:23.288340  
 7120 15:55:23.294792  # [   71.786064] lkdtm: checking unused part of the thread stack (15928 bytes)...
 7121 15:55:23.304733  # [   71.793952] lkdtm: FAIL: the erased part is not found (checked 15928 bytes)
 7122 15:55:23.311495  # [   71.801740] lkdtm: FAIL: the thread stack is NOT properly erased
 7123 15:55:23.320956  # [   71.808456] CPU: 2 PID: 2965 Comm: cat Tainted: G      D W         5.10.158-cip21 #1
 7124 15:55:23.327581  # [   71.817105] Hardware name: Google Rammus/Rammus, BIOS  09/04/2020
 7125 15:55:23.330822  # [   71.823910] Call Trace:
 7126 15:55:23.334263  # [   71.826639]  dump_stack+0x77/0x9b
 7127 15:55:23.340669  # [   71.830337]  lkdtm_STACKLEAK_ERASING+0x116/0x144
 7128 15:55:23.344080  # [   71.835491]  direct_entry.cold+0x2c/0x38
 7129 15:55:23.350533  # [   71.839869]  full_proxy_write+0x53/0x80
 7130 15:55:23.354020  # [   71.844148]  vfs_write+0xe7/0x3a0
 7131 15:55:23.357114  # [   71.847837]  ksys_write+0x68/0xf0
 7132 15:55:23.360312  # [   71.851527]  do_syscall_64+0x30/0x40
 7133 15:55:23.367142  # [   71.855517]  entry_SYSCALL_64_after_hwframe+0x61/0xc6
 7134 15:55:23.370313  # [   71.861156] RIP: 0033:0x7f9570a9d8f3
 7135 15:55:23.393371  # [   71.865145] Code: 8b 15 a1 25 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
 7136 15:55:23.403357  # [   71.886128] RSP: 002b:00007ffc0be0f038 EFLAGS: 00000246 ORIG_RAX: 0000000000000001
 7137 15:55:23.409607  # [   71.894584] RAX: ffffffffffffffda RBX: 0000000000000012 RCX: 00007f9570a9d8f3
 7138 15:55:23.419626  # [   71.902554] RDX: 0000000000000012 RSI: 00007f9570990000 RDI: 0000000000000001
 7139 15:55:23.426262  # [   71.910523] RBP: 00007f9570990000 R08: 00007f957098f010 R09: 0000000000000000
 7140 15:55:23.436086  # [   71.918492] R10: fffffffffffffbc5 R11: 0000000000000246 R12: 0000000000000001
 7141 15:55:23.442612  # [   71.926462] R13: 0000000000000001 R14: 0000000000020000 R15: 0000000000020000
 7142 15:55:23.452754  # STACKLEAK_ERASING: missing 'OK: the rest of the thread stack is properly erased': [FAIL]
 7143 15:55:23.455997  not ok 69 selftests: lkdtm: STACKLEAK_ERASING.sh # exit=1
 7144 15:55:23.462240  # selftests: lkdtm: CFI_FORWARD_PROTO.sh
 7145 15:55:23.469114  # [   72.049791] lkdtm: Performing direct entry CFI_FORWARD_PROTO
 7146 15:55:23.472379  # [   72.058891] lkdtm: Calling matched prototype ...
 7147 15:55:23.478735  # [   72.064064] lkdtm: Calling mismatched prototype ...
 7148 15:55:23.485738  # [   72.069524] lkdtm: Fail: survived mismatched prototype function call!
 7149 15:55:23.492083  # CFI_FORWARD_PROTO: missing 'call trace:': [FAIL]
 7150 15:55:23.498606  not ok 70 selftests: lkdtm: CFI_FORWARD_PROTO.sh # exit=1
 7151 15:55:23.501624  + ../../utils/send-to-lava.sh ./output/result.txt
 7152 15:55:23.529024  <LAVA_SIGNAL_TESTCASE TEST_CASE_ID=breakpoints:step_after_suspend_test RESULT=skip>
 7153 15:55:23.529759  Received signal: <TESTCASE> TEST_CASE_ID=breakpoints:step_after_suspend_test RESULT=skip
 7155 15:55:23.598873  <LAVA_SIGNAL_TESTCASE TEST_CASE_ID=ftrace:ftracetest RESULT=skip>
 7156 15:55:23.599613  Received signal: <TESTCASE> TEST_CASE_ID=ftrace:ftracetest RESULT=skip
 7158 15:55:23.667102  <LAVA_SIGNAL_TESTCASE TEST_CASE_ID=net:rtnetlink.sh RESULT=skip>
 7159 15:55:23.667829  Received signal: <TESTCASE> TEST_CASE_ID=net:rtnetlink.sh RESULT=skip
 7161 15:55:23.736135  <LAVA_SIGNAL_TESTCASE TEST_CASE_ID=net:tls RESULT=skip>
 7162 15:55:23.736871  Received signal: <TESTCASE> TEST_CASE_ID=net:tls RESULT=skip
 7164 15:55:23.823034  <LAVA_SIGNAL_TESTCASE TEST_CASE_ID=netfilter:bridge_brouter.sh RESULT=skip>
 7165 15:55:23.823768  Received signal: <TESTCASE> TEST_CASE_ID=netfilter:bridge_brouter.sh RESULT=skip
 7167 15:55:23.911563  <LAVA_SIGNAL_TESTCASE TEST_CASE_ID=netfilter:nft_flowtable.sh RESULT=skip>
 7168 15:55:23.912331  Received signal: <TESTCASE> TEST_CASE_ID=netfilter:nft_flowtable.sh RESULT=skip
 7170 15:55:23.992548  <LAVA_SIGNAL_TESTCASE TEST_CASE_ID=netfilter:nft_trans_stress.sh RESULT=skip>
 7171 15:55:23.993349  Received signal: <TESTCASE> TEST_CASE_ID=netfilter:nft_trans_stress.sh RESULT=skip
 7173 15:55:24.068969  <LAVA_SIGNAL_TESTCASE TEST_CASE_ID=pidfd:pidfd_wait RESULT=skip>
 7174 15:55:24.069693  Received signal: <TESTCASE> TEST_CASE_ID=pidfd:pidfd_wait RESULT=skip
 7176 15:55:24.144196  <LAVA_SIGNAL_TESTCASE TEST_CASE_ID=lkdtm.PANIC.sh RESULT=skip>
 7177 15:55:24.144991  Received signal: <TESTCASE> TEST_CASE_ID=lkdtm.PANIC.sh RESULT=skip
 7179 15:55:24.212172  <LAVA_SIGNAL_TESTCASE TEST_CASE_ID=lkdtm.BUG.sh RESULT=pass>
 7180 15:55:24.212867  Received signal: <TESTCASE> TEST_CASE_ID=lkdtm.BUG.sh RESULT=pass
 7182 15:55:24.287394  <LAVA_SIGNAL_TESTCASE TEST_CASE_ID=lkdtm.WARNING.sh RESULT=pass>
 7183 15:55:24.288175  Received signal: <TESTCASE> TEST_CASE_ID=lkdtm.WARNING.sh RESULT=pass
 7185 15:55:24.372470  <LAVA_SIGNAL_TESTCASE TEST_CASE_ID=lkdtm.WARNING_MESSAGE.sh RESULT=pass>
 7186 15:55:24.373182  Received signal: <TESTCASE> TEST_CASE_ID=lkdtm.WARNING_MESSAGE.sh RESULT=pass
 7188 15:55:24.446549  <LAVA_SIGNAL_TESTCASE TEST_CASE_ID=lkdtm.EXCEPTION.sh RESULT=pass>
 7189 15:55:24.447420  Received signal: <TESTCASE> TEST_CASE_ID=lkdtm.EXCEPTION.sh RESULT=pass
 7191 15:55:24.534431  <LAVA_SIGNAL_TESTCASE TEST_CASE_ID=lkdtm.LOOP.sh RESULT=skip>
 7192 15:55:24.535220  Received signal: <TESTCASE> TEST_CASE_ID=lkdtm.LOOP.sh RESULT=skip
 7194 15:55:24.594407  <LAVA_SIGNAL_TESTCASE TEST_CASE_ID=lkdtm.EXHAUST_STACK.sh RESULT=skip>
 7195 15:55:24.594748  Received signal: <TESTCASE> TEST_CASE_ID=lkdtm.EXHAUST_STACK.sh RESULT=skip
 7197 15:55:24.654100  <LAVA_SIGNAL_TESTCASE TEST_CASE_ID=lkdtm.CORRUPT_STACK.sh RESULT=skip>
 7198 15:55:24.654428  Received signal: <TESTCASE> TEST_CASE_ID=lkdtm.CORRUPT_STACK.sh RESULT=skip
 7200 15:55:24.716154  <LAVA_SIGNAL_TESTCASE TEST_CASE_ID=lkdtm.CORRUPT_STACK_STRONG.sh RESULT=skip>
 7201 15:55:24.716631  Received signal: <TESTCASE> TEST_CASE_ID=lkdtm.CORRUPT_STACK_STRONG.sh RESULT=skip
 7203 15:55:24.776401  <LAVA_SIGNAL_TESTCASE TEST_CASE_ID=lkdtm.CORRUPT_LIST_ADD.sh RESULT=fail>
 7204 15:55:24.776714  Received signal: <TESTCASE> TEST_CASE_ID=lkdtm.CORRUPT_LIST_ADD.sh RESULT=fail
 7206 15:55:24.833653  <LAVA_SIGNAL_TESTCASE TEST_CASE_ID=lkdtm.CORRUPT_LIST_DEL.sh RESULT=fail>
 7207 15:55:24.833932  Received signal: <TESTCASE> TEST_CASE_ID=lkdtm.CORRUPT_LIST_DEL.sh RESULT=fail
 7209 15:55:24.887490  <LAVA_SIGNAL_TESTCASE TEST_CASE_ID=lkdtm.STACK_GUARD_PAGE_LEADING.sh RESULT=pass>
 7210 15:55:24.887772  Received signal: <TESTCASE> TEST_CASE_ID=lkdtm.STACK_GUARD_PAGE_LEADING.sh RESULT=pass
 7212 15:55:24.948615  <LAVA_SIGNAL_TESTCASE TEST_CASE_ID=lkdtm.STACK_GUARD_PAGE_TRAILING.sh RESULT=pass>
 7213 15:55:24.948903  Received signal: <TESTCASE> TEST_CASE_ID=lkdtm.STACK_GUARD_PAGE_TRAILING.sh RESULT=pass
 7215 15:55:25.008307  Received signal: <TESTCASE> TEST_CASE_ID=lkdtm.UNSET_SMEP.sh RESULT=pass
 7217 15:55:25.011417  <LAVA_SIGNAL_TESTCASE TEST_CASE_ID=lkdtm.UNSET_SMEP.sh RESULT=pass>
 7218 15:55:25.072498  <LAVA_SIGNAL_TESTCASE TEST_CASE_ID=lkdtm.DOUBLE_FAULT.sh RESULT=skip>
 7219 15:55:25.073206  Received signal: <TESTCASE> TEST_CASE_ID=lkdtm.DOUBLE_FAULT.sh RESULT=skip
 7221 15:55:25.143829  Received signal: <TESTCASE> TEST_CASE_ID=lkdtm.CORRUPT_PAC.sh RESULT=skip
 7223 15:55:25.147002  <LAVA_SIGNAL_TESTCASE TEST_CASE_ID=lkdtm.CORRUPT_PAC.sh RESULT=skip>
 7224 15:55:25.221360  <LAVA_SIGNAL_TESTCASE TEST_CASE_ID=lkdtm.UNALIGNED_LOAD_STORE_WRITE.sh RESULT=skip>
 7225 15:55:25.222302  Received signal: <TESTCASE> TEST_CASE_ID=lkdtm.UNALIGNED_LOAD_STORE_WRITE.sh RESULT=skip
 7227 15:55:25.303823  <LAVA_SIGNAL_TESTCASE TEST_CASE_ID=lkdtm.OVERWRITE_ALLOCATION.sh RESULT=skip>
 7228 15:55:25.304566  Received signal: <TESTCASE> TEST_CASE_ID=lkdtm.OVERWRITE_ALLOCATION.sh RESULT=skip
 7230 15:55:25.392863  <LAVA_SIGNAL_TESTCASE TEST_CASE_ID=lkdtm.WRITE_AFTER_FREE.sh RESULT=skip>
 7231 15:55:25.393630  Received signal: <TESTCASE> TEST_CASE_ID=lkdtm.WRITE_AFTER_FREE.sh RESULT=skip
 7233 15:55:25.477955  <LAVA_SIGNAL_TESTCASE TEST_CASE_ID=lkdtm.READ_AFTER_FREE.sh RESULT=fail>
 7234 15:55:25.478839  Received signal: <TESTCASE> TEST_CASE_ID=lkdtm.READ_AFTER_FREE.sh RESULT=fail
 7236 15:55:25.558501  <LAVA_SIGNAL_TESTCASE TEST_CASE_ID=lkdtm.WRITE_BUDDY_AFTER_FREE.sh RESULT=skip>
 7237 15:55:25.559317  Received signal: <TESTCASE> TEST_CASE_ID=lkdtm.WRITE_BUDDY_AFTER_FREE.sh RESULT=skip
 7239 15:55:25.621744  <LAVA_SIGNAL_TESTCASE TEST_CASE_ID=lkdtm.READ_BUDDY_AFTER_FREE.sh RESULT=fail>
 7240 15:55:25.622022  Received signal: <TESTCASE> TEST_CASE_ID=lkdtm.READ_BUDDY_AFTER_FREE.sh RESULT=fail
 7242 15:55:25.679438  <LAVA_SIGNAL_TESTCASE TEST_CASE_ID=lkdtm.SLAB_FREE_DOUBLE.sh RESULT=fail>
 7243 15:55:25.679717  Received signal: <TESTCASE> TEST_CASE_ID=lkdtm.SLAB_FREE_DOUBLE.sh RESULT=fail
 7245 15:55:25.735805  <LAVA_SIGNAL_TESTCASE TEST_CASE_ID=lkdtm.SLAB_FREE_CROSS.sh RESULT=fail>
 7246 15:55:25.736075  Received signal: <TESTCASE> TEST_CASE_ID=lkdtm.SLAB_FREE_CROSS.sh RESULT=fail
 7248 15:55:25.788983  <LAVA_SIGNAL_TESTCASE TEST_CASE_ID=lkdtm.SLAB_FREE_PAGE.sh RESULT=fail>
 7249 15:55:25.789258  Received signal: <TESTCASE> TEST_CASE_ID=lkdtm.SLAB_FREE_PAGE.sh RESULT=fail
 7251 15:55:25.846118  <LAVA_SIGNAL_TESTCASE TEST_CASE_ID=lkdtm.SOFTLOCKUP.sh RESULT=skip>
 7252 15:55:25.846840  Received signal: <TESTCASE> TEST_CASE_ID=lkdtm.SOFTLOCKUP.sh RESULT=skip
 7254 15:55:25.849089  
 7255 15:55:25.920450  <LAVA_SIGNAL_TESTCASE TEST_CASE_ID=lkdtm.HARDLOCKUP.sh RESULT=skip>
 7256 15:55:25.921176  Received signal: <TESTCASE> TEST_CASE_ID=lkdtm.HARDLOCKUP.sh RESULT=skip
 7258 15:55:25.923579  
 7259 15:55:26.011163  <LAVA_SIGNAL_TESTCASE TEST_CASE_ID=lkdtm.SPINLOCKUP.sh RESULT=skip>
 7260 15:55:26.011923  Received signal: <TESTCASE> TEST_CASE_ID=lkdtm.SPINLOCKUP.sh RESULT=skip
 7262 15:55:26.014190  
 7263 15:55:26.093360  Received signal: <TESTCASE> TEST_CASE_ID=lkdtm.HUNG_TASK.sh RESULT=skip
 7265 15:55:26.096362  <LAVA_SIGNAL_TESTCASE TEST_CASE_ID=lkdtm.HUNG_TASK.sh RESULT=skip>
 7266 15:55:26.183782  <LAVA_SIGNAL_TESTCASE TEST_CASE_ID=lkdtm.EXEC_DATA.sh RESULT=pass>
 7267 15:55:26.184567  Received signal: <TESTCASE> TEST_CASE_ID=lkdtm.EXEC_DATA.sh RESULT=pass
 7269 15:55:26.277268  <LAVA_SIGNAL_TESTCASE TEST_CASE_ID=lkdtm.EXEC_STACK.sh RESULT=pass>
 7270 15:55:26.278021  Received signal: <TESTCASE> TEST_CASE_ID=lkdtm.EXEC_STACK.sh RESULT=pass
 7272 15:55:26.375875  <LAVA_SIGNAL_TESTCASE TEST_CASE_ID=lkdtm.EXEC_KMALLOC.sh RESULT=pass>
 7273 15:55:26.376642  Received signal: <TESTCASE> TEST_CASE_ID=lkdtm.EXEC_KMALLOC.sh RESULT=pass
 7275 15:55:26.470438  <LAVA_SIGNAL_TESTCASE TEST_CASE_ID=lkdtm.EXEC_VMALLOC.sh RESULT=pass>
 7276 15:55:26.471167  Received signal: <TESTCASE> TEST_CASE_ID=lkdtm.EXEC_VMALLOC.sh RESULT=pass
 7278 15:55:26.558926  Received signal: <TESTCASE> TEST_CASE_ID=lkdtm.EXEC_RODATA.sh RESULT=pass
 7280 15:55:26.561979  <LAVA_SIGNAL_TESTCASE TEST_CASE_ID=lkdtm.EXEC_RODATA.sh RESULT=pass>
 7281 15:55:26.643465  <LAVA_SIGNAL_TESTCASE TEST_CASE_ID=lkdtm.EXEC_USERSPACE.sh RESULT=pass>
 7282 15:55:26.644291  Received signal: <TESTCASE> TEST_CASE_ID=lkdtm.EXEC_USERSPACE.sh RESULT=pass
 7284 15:55:26.736293  <LAVA_SIGNAL_TESTCASE TEST_CASE_ID=lkdtm.EXEC_NULL.sh RESULT=pass>
 7285 15:55:26.737020  Received signal: <TESTCASE> TEST_CASE_ID=lkdtm.EXEC_NULL.sh RESULT=pass
 7287 15:55:26.831108  <LAVA_SIGNAL_TESTCASE TEST_CASE_ID=lkdtm.ACCESS_USERSPACE.sh RESULT=pass>
 7288 15:55:26.831988  Received signal: <TESTCASE> TEST_CASE_ID=lkdtm.ACCESS_USERSPACE.sh RESULT=pass
 7290 15:55:26.915683  Received signal: <TESTCASE> TEST_CASE_ID=lkdtm.ACCESS_NULL.sh RESULT=pass
 7292 15:55:26.918388  <LAVA_SIGNAL_TESTCASE TEST_CASE_ID=lkdtm.ACCESS_NULL.sh RESULT=pass>
 7293 15:55:27.001080  <LAVA_SIGNAL_TESTCASE TEST_CASE_ID=lkdtm.WRITE_RO.sh RESULT=pass>
 7294 15:55:27.001893  Received signal: <TESTCASE> TEST_CASE_ID=lkdtm.WRITE_RO.sh RESULT=pass
 7296 15:55:27.091303  <LAVA_SIGNAL_TESTCASE TEST_CASE_ID=lkdtm.WRITE_RO_AFTER_INIT.sh RESULT=pass>
 7297 15:55:27.092053  Received signal: <TESTCASE> TEST_CASE_ID=lkdtm.WRITE_RO_AFTER_INIT.sh RESULT=pass
 7299 15:55:27.165854  <LAVA_SIGNAL_TESTCASE TEST_CASE_ID=lkdtm.WRITE_KERN.sh RESULT=pass>
 7300 15:55:27.166631  Received signal: <TESTCASE> TEST_CASE_ID=lkdtm.WRITE_KERN.sh RESULT=pass
 7302 15:55:27.168704  
 7303 15:55:27.248162  <LAVA_SIGNAL_TESTCASE TEST_CASE_ID=lkdtm.REFCOUNT_INC_OVERFLOW.sh RESULT=pass>
 7304 15:55:27.248923  Received signal: <TESTCASE> TEST_CASE_ID=lkdtm.REFCOUNT_INC_OVERFLOW.sh RESULT=pass
 7306 15:55:27.333827  <LAVA_SIGNAL_TESTCASE TEST_CASE_ID=lkdtm.REFCOUNT_ADD_OVERFLOW.sh RESULT=pass>
 7307 15:55:27.334614  Received signal: <TESTCASE> TEST_CASE_ID=lkdtm.REFCOUNT_ADD_OVERFLOW.sh RESULT=pass
 7309 15:55:27.423869  <LAVA_SIGNAL_TESTCASE TEST_CASE_ID=lkdtm.REFCOUNT_INC_NOT_ZERO_OVERFLOW.sh RESULT=pass>
 7310 15:55:27.424613  Received signal: <TESTCASE> TEST_CASE_ID=lkdtm.REFCOUNT_INC_NOT_ZERO_OVERFLOW.sh RESULT=pass
 7312 15:55:27.518701  <LAVA_SIGNAL_TESTCASE TEST_CASE_ID=lkdtm.REFCOUNT_ADD_NOT_ZERO_OVERFLOW.sh RESULT=pass>
 7313 15:55:27.519474  Received signal: <TESTCASE> TEST_CASE_ID=lkdtm.REFCOUNT_ADD_NOT_ZERO_OVERFLOW.sh RESULT=pass
 7315 15:55:27.601574  <LAVA_SIGNAL_TESTCASE TEST_CASE_ID=lkdtm.REFCOUNT_DEC_ZERO.sh RESULT=pass>
 7316 15:55:27.601858  Received signal: <TESTCASE> TEST_CASE_ID=lkdtm.REFCOUNT_DEC_ZERO.sh RESULT=pass
 7318 15:55:27.667776  <LAVA_SIGNAL_TESTCASE TEST_CASE_ID=lkdtm.REFCOUNT_DEC_NEGATIVE.sh RESULT=pass>
 7319 15:55:27.668045  Received signal: <TESTCASE> TEST_CASE_ID=lkdtm.REFCOUNT_DEC_NEGATIVE.sh RESULT=pass
 7321 15:55:27.730677  <LAVA_SIGNAL_TESTCASE TEST_CASE_ID=lkdtm.REFCOUNT_DEC_AND_TEST_NEGATIVE.sh RESULT=pass>
 7322 15:55:27.730940  Received signal: <TESTCASE> TEST_CASE_ID=lkdtm.REFCOUNT_DEC_AND_TEST_NEGATIVE.sh RESULT=pass
 7324 15:55:27.796913  <LAVA_SIGNAL_TESTCASE TEST_CASE_ID=lkdtm.REFCOUNT_SUB_AND_TEST_NEGATIVE.sh RESULT=pass>
 7325 15:55:27.797186  Received signal: <TESTCASE> TEST_CASE_ID=lkdtm.REFCOUNT_SUB_AND_TEST_NEGATIVE.sh RESULT=pass
 7327 15:55:27.867357  <LAVA_SIGNAL_TESTCASE TEST_CASE_ID=lkdtm.REFCOUNT_INC_ZERO.sh RESULT=pass>
 7328 15:55:27.867626  Received signal: <TESTCASE> TEST_CASE_ID=lkdtm.REFCOUNT_INC_ZERO.sh RESULT=pass
 7330 15:55:27.938848  <LAVA_SIGNAL_TESTCASE TEST_CASE_ID=lkdtm.REFCOUNT_ADD_ZERO.sh RESULT=pass>
 7331 15:55:27.939119  Received signal: <TESTCASE> TEST_CASE_ID=lkdtm.REFCOUNT_ADD_ZERO.sh RESULT=pass
 7333 15:55:28.000609  <LAVA_SIGNAL_TESTCASE TEST_CASE_ID=lkdtm.REFCOUNT_INC_SATURATED.sh RESULT=pass>
 7334 15:55:28.000898  Received signal: <TESTCASE> TEST_CASE_ID=lkdtm.REFCOUNT_INC_SATURATED.sh RESULT=pass
 7336 15:55:28.053674  <LAVA_SIGNAL_TESTCASE TEST_CASE_ID=lkdtm.REFCOUNT_DEC_SATURATED.sh RESULT=pass>
 7337 15:55:28.053942  Received signal: <TESTCASE> TEST_CASE_ID=lkdtm.REFCOUNT_DEC_SATURATED.sh RESULT=pass
 7339 15:55:28.114076  <LAVA_SIGNAL_TESTCASE TEST_CASE_ID=lkdtm.REFCOUNT_ADD_SATURATED.sh RESULT=pass>
 7340 15:55:28.114353  Received signal: <TESTCASE> TEST_CASE_ID=lkdtm.REFCOUNT_ADD_SATURATED.sh RESULT=pass
 7342 15:55:28.169960  <LAVA_SIGNAL_TESTCASE TEST_CASE_ID=lkdtm.REFCOUNT_INC_NOT_ZERO_SATURATED.sh RESULT=pass>
 7343 15:55:28.170250  Received signal: <TESTCASE> TEST_CASE_ID=lkdtm.REFCOUNT_INC_NOT_ZERO_SATURATED.sh RESULT=pass
 7345 15:55:28.228014  <LAVA_SIGNAL_TESTCASE TEST_CASE_ID=lkdtm.REFCOUNT_ADD_NOT_ZERO_SATURATED.sh RESULT=pass>
 7346 15:55:28.228278  Received signal: <TESTCASE> TEST_CASE_ID=lkdtm.REFCOUNT_ADD_NOT_ZERO_SATURATED.sh RESULT=pass
 7348 15:55:28.277421  <LAVA_SIGNAL_TESTCASE TEST_CASE_ID=lkdtm.REFCOUNT_DEC_AND_TEST_SATURATED.sh RESULT=pass>
 7349 15:55:28.277687  Received signal: <TESTCASE> TEST_CASE_ID=lkdtm.REFCOUNT_DEC_AND_TEST_SATURATED.sh RESULT=pass
 7351 15:55:28.324649  <LAVA_SIGNAL_TESTCASE TEST_CASE_ID=lkdtm.REFCOUNT_SUB_AND_TEST_SATURATED.sh RESULT=pass>
 7352 15:55:28.324905  Received signal: <TESTCASE> TEST_CASE_ID=lkdtm.REFCOUNT_SUB_AND_TEST_SATURATED.sh RESULT=pass
 7354 15:55:28.377270  <LAVA_SIGNAL_TESTCASE TEST_CASE_ID=lkdtm.REFCOUNT_TIMING.sh RESULT=skip>
 7355 15:55:28.377552  Received signal: <TESTCASE> TEST_CASE_ID=lkdtm.REFCOUNT_TIMING.sh RESULT=skip
 7357 15:55:28.425927  <LAVA_SIGNAL_TESTCASE TEST_CASE_ID=lkdtm.ATOMIC_TIMING.sh RESULT=skip>
 7358 15:55:28.426190  Received signal: <TESTCASE> TEST_CASE_ID=lkdtm.ATOMIC_TIMING.sh RESULT=skip
 7360 15:55:28.491507  <LAVA_SIGNAL_TESTCASE TEST_CASE_ID=lkdtm.USERCOPY_HEAP_SIZE_TO.sh RESULT=fail>
 7361 15:55:28.492241  Received signal: <TESTCASE> TEST_CASE_ID=lkdtm.USERCOPY_HEAP_SIZE_TO.sh RESULT=fail
 7363 15:55:28.553708  <LAVA_SIGNAL_TESTCASE TEST_CASE_ID=lkdtm.USERCOPY_HEAP_SIZE_FROM.sh RESULT=fail>
 7364 15:55:28.554440  Received signal: <TESTCASE> TEST_CASE_ID=lkdtm.USERCOPY_HEAP_SIZE_FROM.sh RESULT=fail
 7366 15:55:28.625706  <LAVA_SIGNAL_TESTCASE TEST_CASE_ID=lkdtm.USERCOPY_HEAP_WHITELIST_TO.sh RESULT=fail>
 7367 15:55:28.626520  Received signal: <TESTCASE> TEST_CASE_ID=lkdtm.USERCOPY_HEAP_WHITELIST_TO.sh RESULT=fail
 7369 15:55:28.703526  <LAVA_SIGNAL_TESTCASE TEST_CASE_ID=lkdtm.USERCOPY_HEAP_WHITELIST_FROM.sh RESULT=fail>
 7370 15:55:28.704372  Received signal: <TESTCASE> TEST_CASE_ID=lkdtm.USERCOPY_HEAP_WHITELIST_FROM.sh RESULT=fail
 7372 15:55:28.783595  <LAVA_SIGNAL_TESTCASE TEST_CASE_ID=lkdtm.USERCOPY_STACK_FRAME_TO.sh RESULT=fail>
 7373 15:55:28.784368  Received signal: <TESTCASE> TEST_CASE_ID=lkdtm.USERCOPY_STACK_FRAME_TO.sh RESULT=fail
 7375 15:55:28.860420  <LAVA_SIGNAL_TESTCASE TEST_CASE_ID=lkdtm.USERCOPY_STACK_FRAME_FROM.sh RESULT=fail>
 7376 15:55:28.861159  Received signal: <TESTCASE> TEST_CASE_ID=lkdtm.USERCOPY_STACK_FRAME_FROM.sh RESULT=fail
 7378 15:55:28.935430  <LAVA_SIGNAL_TESTCASE TEST_CASE_ID=lkdtm.USERCOPY_STACK_BEYOND.sh RESULT=fail>
 7379 15:55:28.936149  Received signal: <TESTCASE> TEST_CASE_ID=lkdtm.USERCOPY_STACK_BEYOND.sh RESULT=fail
 7381 15:55:29.002304  <LAVA_SIGNAL_TESTCASE TEST_CASE_ID=lkdtm.USERCOPY_KERNEL.sh RESULT=fail>
 7382 15:55:29.003014  Received signal: <TESTCASE> TEST_CASE_ID=lkdtm.USERCOPY_KERNEL.sh RESULT=fail
 7384 15:55:29.068786  <LAVA_SIGNAL_TESTCASE TEST_CASE_ID=lkdtm.STACKLEAK_ERASING.sh RESULT=fail>
 7385 15:55:29.069529  Received signal: <TESTCASE> TEST_CASE_ID=lkdtm.STACKLEAK_ERASING.sh RESULT=fail
 7387 15:55:29.147962  <LAVA_SIGNAL_TESTCASE TEST_CASE_ID=lkdtm.CFI_FORWARD_PROTO.sh RESULT=fail>
 7388 15:55:29.148448  + set +x
 7389 15:55:29.149054  Received signal: <TESTCASE> TEST_CASE_ID=lkdtm.CFI_FORWARD_PROTO.sh RESULT=fail
 7391 15:55:29.154606  <LAVA_SIGNAL_ENDRUN 1_kselftest-lkdtm 8290345_1.5.2.3.5>
 7392 15:55:29.155006  <LAVA_TEST_RUNNER EXIT>
 7393 15:55:29.155580  Received signal: <ENDRUN> 1_kselftest-lkdtm 8290345_1.5.2.3.5
 7394 15:55:29.155935  Ending use of test pattern.
 7395 15:55:29.156262  Ending test lava.1_kselftest-lkdtm (8290345_1.5.2.3.5), duration 66.09
 7397 15:55:29.157437  ok: lava_test_shell seems to have completed
 7398 15:55:29.159957  breakpoints:step_after_suspend_test: skip
ftrace:ftracetest: skip
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.sh: skip
lkdtm.CORRUPT_STACK_STRONG.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: fail
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.sh: pass
lkdtm.WARNING_MESSAGE.sh: pass
lkdtm.WRITE_AFTER_FREE.sh: skip
lkdtm.WRITE_BUDDY_AFTER_FREE.sh: skip
lkdtm.WRITE_KERN.sh: pass
lkdtm.WRITE_RO.sh: pass
lkdtm.WRITE_RO_AFTER_INIT.sh: pass
net:rtnetlink.sh: skip
net:tls: skip
netfilter:bridge_brouter.sh: skip
netfilter:nft_flowtable.sh: skip
netfilter:nft_trans_stress.sh: skip
pidfd:pidfd_wait: skip

 7399 15:55:29.160596  end: 3.1 lava-test-shell (duration 00:01:07) [common]
 7400 15:55:29.161077  end: 3 lava-test-retry (duration 00:01:07) [common]
 7401 15:55:29.161563  start: 4 finalize (timeout 00:07:42) [common]
 7402 15:55:29.162035  start: 4.1 power-off (timeout 00:00:30) [common]
 7403 15:55:29.162787  Calling: 'nice' 'pduclient' '--daemon=localhost' '--hostname=asus-C433TA-AJ0005-rammus-cbg-2' '--port=1' '--command=off'
 7404 15:55:29.220085  >> Command sent successfully.

 7405 15:55:29.222724  Returned 0 in 0 seconds
 7406 15:55:29.323892  end: 4.1 power-off (duration 00:00:00) [common]
 7408 15:55:29.325344  start: 4.2 read-feedback (timeout 00:07:42) [common]
 7410 15:55:29.327465  Listened to connection for namespace 'common' for up to 1s
 7411 15:55:30.330448  Finalising connection for namespace 'common'
 7412 15:55:30.330621  Disconnecting from shell: Finalise
 7413 15:55:30.330711  / # 
 7414 15:55:30.431654  end: 4.2 read-feedback (duration 00:00:01) [common]
 7415 15:55:30.432296  end: 4 finalize (duration 00:00:01) [common]
 7416 15:55:30.432889  Cleaning after the job
 7417 15:55:30.433389  Cleaning up download directory: /var/lib/lava/dispatcher/tmp/8290345/tftp-deploy-sspp6jt6/ramdisk
 7418 15:55:30.436333  Cleaning up download directory: /var/lib/lava/dispatcher/tmp/8290345/tftp-deploy-sspp6jt6/kernel
 7419 15:55:30.440472  Cleaning up download directory: /var/lib/lava/dispatcher/tmp/8290345/tftp-deploy-sspp6jt6/nfsrootfs
 7420 15:55:30.508510  Cleaning up download directory: /var/lib/lava/dispatcher/tmp/8290345/tftp-deploy-sspp6jt6/modules
 7421 15:55:30.509651  Override tmp directory removed at /var/lib/lava/dispatcher/tmp/8290345
 7422 15:55:30.694782  Root tmp directory removed at /var/lib/lava/dispatcher/tmp/8290345
 7423 15:55:30.694952  Job finished correctly