Boot log: asus-C433TA-AJ0005-rammus

    1 14:00:11.369194  lava-dispatcher, installed at version: 2022.08
    2 14:00:11.369411  start: 0 validate
    3 14:00:11.369544  Start time: 2022-10-28 14:00:11.369537+00:00 (UTC)
    4 14:00:11.369679  Using caching service: 'http://localhost/cache/?uri=%s'
    5 14:00:11.369813  Validating that http://localhost/cache/?uri=http%3A%2F%2Fstorage.kernelci.org%2Fimages%2Frootfs%2Fdebian%2Fbullseye-kselftest%2F20221024.1%2Famd64%2Finitrd.cpio.gz exists
    6 14:00:11.372457  Using caching service: 'http://localhost/cache/?uri=%s'
    7 14:00:11.372583  Validating that http://localhost/cache/?uri=http%3A%2F%2Fstorage.kernelci.org%2Fcip-gitlab%2Fci-iwamatsu-linux-5.10.y-cip-rc%2Fv5.10.147-cip18-468-g86403a07ae1c%2Fx86_64%2Fx86_64_defconfig%2Bx86-chromebook%2Bkselftest%2Fgcc-10%2Fkernel%2FbzImage exists
    8 14:00:11.379177  Using caching service: 'http://localhost/cache/?uri=%s'
    9 14:00:11.379298  Validating that http://localhost/cache/?uri=http%3A%2F%2Fstorage.kernelci.org%2Fimages%2Frootfs%2Fdebian%2Fbullseye-kselftest%2F20221024.1%2Famd64%2Ffull.rootfs.tar.xz exists
   10 14:00:11.380735  Using caching service: 'http://localhost/cache/?uri=%s'
   11 14:00:11.380850  Validating that http://localhost/cache/?uri=http%3A%2F%2Fstorage.kernelci.org%2Fcip-gitlab%2Fci-iwamatsu-linux-5.10.y-cip-rc%2Fv5.10.147-cip18-468-g86403a07ae1c%2Fx86_64%2Fx86_64_defconfig%2Bx86-chromebook%2Bkselftest%2Fgcc-10%2Fmodules.tar.xz exists
   12 14:00:11.383579  validate duration: 0.01
   14 14:00:11.383940  start: 1 tftp-deploy (timeout 00:10:00) [common]
   15 14:00:11.384103  start: 1.1 download-retry (timeout 00:10:00) [common]
   16 14:00:11.384206  start: 1.1.1 http-download (timeout 00:10:00) [common]
   17 14:00:11.384308  Not decompressing ramdisk as can be used compressed.
   18 14:00:11.384391  downloading http://storage.kernelci.org/images/rootfs/debian/bullseye-kselftest/20221024.1/amd64/initrd.cpio.gz
   19 14:00:11.384456  saving as /var/lib/lava/dispatcher/tmp/7760199/tftp-deploy-fnn73stw/ramdisk/initrd.cpio.gz
   20 14:00:11.384521  total size: 5431590 (5MB)
   21 14:00:11.386827  progress   0% (0MB)
   22 14:00:11.392797  progress   5% (0MB)
   23 14:00:11.398109  progress  10% (0MB)
   24 14:00:11.404069  progress  15% (0MB)
   25 14:00:11.410469  progress  20% (1MB)
   26 14:00:11.416376  progress  25% (1MB)
   27 14:00:11.422314  progress  30% (1MB)
   28 14:00:11.429431  progress  35% (1MB)
   29 14:00:11.433841  progress  40% (2MB)
   30 14:00:11.439992  progress  45% (2MB)
   31 14:00:11.444948  progress  50% (2MB)
   32 14:00:11.451326  progress  55% (2MB)
   33 14:00:11.457208  progress  60% (3MB)
   34 14:00:11.463243  progress  65% (3MB)
   35 14:00:11.469581  progress  70% (3MB)
   36 14:00:11.474747  progress  75% (3MB)
   37 14:00:11.480900  progress  80% (4MB)
   38 14:00:11.486052  progress  85% (4MB)
   39 14:00:11.492581  progress  90% (4MB)
   40 14:00:11.498951  progress  95% (4MB)
   41 14:00:11.503891  progress 100% (5MB)
   42 14:00:11.504186  5MB downloaded in 0.12s (43.29MB/s)
   43 14:00:11.504388  end: 1.1.1 http-download (duration 00:00:00) [common]
   45 14:00:11.504633  end: 1.1 download-retry (duration 00:00:00) [common]
   46 14:00:11.504723  start: 1.2 download-retry (timeout 00:10:00) [common]
   47 14:00:11.504812  start: 1.2.1 http-download (timeout 00:10:00) [common]
   48 14:00:11.504916  downloading http://storage.kernelci.org/cip-gitlab/ci-iwamatsu-linux-5.10.y-cip-rc/v5.10.147-cip18-468-g86403a07ae1c/x86_64/x86_64_defconfig+x86-chromebook+kselftest/gcc-10/kernel/bzImage
   49 14:00:11.504985  saving as /var/lib/lava/dispatcher/tmp/7760199/tftp-deploy-fnn73stw/kernel/bzImage
   50 14:00:11.505047  total size: 14008736 (13MB)
   51 14:00:11.505107  No compression specified
   52 14:00:11.507599  progress   0% (0MB)
   53 14:00:11.528069  progress   5% (0MB)
   54 14:00:11.546193  progress  10% (1MB)
   55 14:00:11.568538  progress  15% (2MB)
   56 14:00:11.585468  progress  20% (2MB)
   57 14:00:11.604306  progress  25% (3MB)
   58 14:00:11.639370  progress  30% (4MB)
   59 14:00:11.670967  progress  35% (4MB)
   60 14:00:11.704468  progress  40% (5MB)
   61 14:00:11.757067  progress  45% (6MB)
   62 14:00:11.823957  progress  50% (6MB)
   63 14:00:11.898539  progress  55% (7MB)
   64 14:00:11.967974  progress  60% (8MB)
   65 14:00:12.031464  progress  65% (8MB)
   66 14:00:12.107050  progress  70% (9MB)
   67 14:00:12.160650  progress  75% (10MB)
   68 14:00:12.211016  progress  80% (10MB)
   69 14:00:12.258175  progress  85% (11MB)
   70 14:00:12.313186  progress  90% (12MB)
   71 14:00:12.360727  progress  95% (12MB)
   72 14:00:12.407161  progress 100% (13MB)
   73 14:00:12.407468  13MB downloaded in 0.90s (14.80MB/s)
   74 14:00:12.407645  end: 1.2.1 http-download (duration 00:00:01) [common]
   76 14:00:12.407921  end: 1.2 download-retry (duration 00:00:01) [common]
   77 14:00:12.408026  start: 1.3 download-retry (timeout 00:09:59) [common]
   78 14:00:12.408131  start: 1.3.1 http-download (timeout 00:09:59) [common]
   79 14:00:12.408250  downloading http://storage.kernelci.org/images/rootfs/debian/bullseye-kselftest/20221024.1/amd64/full.rootfs.tar.xz
   80 14:00:12.408323  saving as /var/lib/lava/dispatcher/tmp/7760199/tftp-deploy-fnn73stw/nfsrootfs/full.rootfs.tar
   81 14:00:12.408404  total size: 207174592 (197MB)
   82 14:00:12.408483  Using unxz to decompress xz
   83 14:00:12.422533  progress   0% (0MB)
   84 14:00:13.241760  progress   5% (9MB)
   85 14:00:14.123672  progress  10% (19MB)
   86 14:00:14.746767  progress  15% (29MB)
   87 14:00:15.276971  progress  20% (39MB)
   88 14:00:15.864630  progress  25% (49MB)
   89 14:00:16.477682  progress  30% (59MB)
   90 14:00:17.039061  progress  35% (69MB)
   91 14:00:17.652889  progress  40% (79MB)
   92 14:00:18.223336  progress  45% (88MB)
   93 14:00:18.808695  progress  50% (98MB)
   94 14:00:19.433522  progress  55% (108MB)
   95 14:00:20.115651  progress  60% (118MB)
   96 14:00:20.277148  progress  65% (128MB)
   97 14:00:20.427243  progress  70% (138MB)
   98 14:00:20.548890  progress  75% (148MB)
   99 14:00:20.621783  progress  80% (158MB)
  100 14:00:20.692884  progress  85% (167MB)
  101 14:00:20.798481  progress  90% (177MB)
  102 14:00:21.094848  progress  95% (187MB)
  103 14:00:21.689067  progress 100% (197MB)
  104 14:00:21.694676  197MB downloaded in 9.29s (21.28MB/s)
  105 14:00:21.694966  end: 1.3.1 http-download (duration 00:00:09) [common]
  107 14:00:21.695242  end: 1.3 download-retry (duration 00:00:09) [common]
  108 14:00:21.695336  start: 1.4 download-retry (timeout 00:09:50) [common]
  109 14:00:21.695426  start: 1.4.1 http-download (timeout 00:09:50) [common]
  110 14:00:21.695539  downloading http://storage.kernelci.org/cip-gitlab/ci-iwamatsu-linux-5.10.y-cip-rc/v5.10.147-cip18-468-g86403a07ae1c/x86_64/x86_64_defconfig+x86-chromebook+kselftest/gcc-10/modules.tar.xz
  111 14:00:21.695610  saving as /var/lib/lava/dispatcher/tmp/7760199/tftp-deploy-fnn73stw/modules/modules.tar
  112 14:00:21.695673  total size: 2013240 (1MB)
  113 14:00:21.695735  Using unxz to decompress xz
  114 14:00:21.699434  progress   1% (0MB)
  115 14:00:21.701472  progress   6% (0MB)
  116 14:00:21.707248  progress  11% (0MB)
  117 14:00:21.715406  progress  16% (0MB)
  118 14:00:21.721364  progress  21% (0MB)
  119 14:00:21.727339  progress  26% (0MB)
  120 14:00:21.733963  progress  32% (0MB)
  121 14:00:21.738943  progress  37% (0MB)
  122 14:00:21.745504  progress  42% (0MB)
  123 14:00:21.753094  progress  47% (0MB)
  124 14:00:21.759885  progress  52% (1MB)
  125 14:00:21.766376  progress  58% (1MB)
  126 14:00:21.771178  progress  63% (1MB)
  127 14:00:21.776679  progress  68% (1MB)
  128 14:00:21.783007  progress  73% (1MB)
  129 14:00:21.790896  progress  78% (1MB)
  130 14:00:21.796670  progress  83% (1MB)
  131 14:00:21.804276  progress  89% (1MB)
  132 14:00:21.809907  progress  94% (1MB)
  133 14:00:21.815932  progress  99% (1MB)
  134 14:00:21.823070  1MB downloaded in 0.13s (15.07MB/s)
  135 14:00:21.823322  end: 1.4.1 http-download (duration 00:00:00) [common]
  137 14:00:21.823592  end: 1.4 download-retry (duration 00:00:00) [common]
  138 14:00:21.823693  start: 1.5 prepare-tftp-overlay (timeout 00:09:50) [common]
  139 14:00:21.823793  start: 1.5.1 extract-nfsrootfs (timeout 00:09:50) [common]
  140 14:00:23.837252  Extracted nfsroot to /var/lib/lava/dispatcher/tmp/7760199/extract-nfsrootfs-ig9fn_o5
  141 14:00:23.837459  end: 1.5.1 extract-nfsrootfs (duration 00:00:02) [common]
  142 14:00:23.837562  start: 1.5.2 lava-overlay (timeout 00:09:48) [common]
  143 14:00:23.837701  [common] Preparing overlay tarball in /var/lib/lava/dispatcher/tmp/7760199/lava-overlay-_s5ogyn0
  144 14:00:23.837804  makedir: /var/lib/lava/dispatcher/tmp/7760199/lava-overlay-_s5ogyn0/lava-7760199/bin
  145 14:00:23.837891  makedir: /var/lib/lava/dispatcher/tmp/7760199/lava-overlay-_s5ogyn0/lava-7760199/tests
  146 14:00:23.837975  makedir: /var/lib/lava/dispatcher/tmp/7760199/lava-overlay-_s5ogyn0/lava-7760199/results
  147 14:00:23.838072  Creating /var/lib/lava/dispatcher/tmp/7760199/lava-overlay-_s5ogyn0/lava-7760199/bin/lava-add-keys
  148 14:00:23.838201  Creating /var/lib/lava/dispatcher/tmp/7760199/lava-overlay-_s5ogyn0/lava-7760199/bin/lava-add-sources
  149 14:00:23.838326  Creating /var/lib/lava/dispatcher/tmp/7760199/lava-overlay-_s5ogyn0/lava-7760199/bin/lava-background-process-start
  150 14:00:23.838440  Creating /var/lib/lava/dispatcher/tmp/7760199/lava-overlay-_s5ogyn0/lava-7760199/bin/lava-background-process-stop
  151 14:00:23.838552  Creating /var/lib/lava/dispatcher/tmp/7760199/lava-overlay-_s5ogyn0/lava-7760199/bin/lava-common-functions
  152 14:00:23.838661  Creating /var/lib/lava/dispatcher/tmp/7760199/lava-overlay-_s5ogyn0/lava-7760199/bin/lava-echo-ipv4
  153 14:00:23.838776  Creating /var/lib/lava/dispatcher/tmp/7760199/lava-overlay-_s5ogyn0/lava-7760199/bin/lava-install-packages
  154 14:00:23.838886  Creating /var/lib/lava/dispatcher/tmp/7760199/lava-overlay-_s5ogyn0/lava-7760199/bin/lava-installed-packages
  155 14:00:23.838994  Creating /var/lib/lava/dispatcher/tmp/7760199/lava-overlay-_s5ogyn0/lava-7760199/bin/lava-os-build
  156 14:00:23.839103  Creating /var/lib/lava/dispatcher/tmp/7760199/lava-overlay-_s5ogyn0/lava-7760199/bin/lava-probe-channel
  157 14:00:23.839213  Creating /var/lib/lava/dispatcher/tmp/7760199/lava-overlay-_s5ogyn0/lava-7760199/bin/lava-probe-ip
  158 14:00:23.839324  Creating /var/lib/lava/dispatcher/tmp/7760199/lava-overlay-_s5ogyn0/lava-7760199/bin/lava-target-ip
  159 14:00:23.839433  Creating /var/lib/lava/dispatcher/tmp/7760199/lava-overlay-_s5ogyn0/lava-7760199/bin/lava-target-mac
  160 14:00:23.839541  Creating /var/lib/lava/dispatcher/tmp/7760199/lava-overlay-_s5ogyn0/lava-7760199/bin/lava-target-storage
  161 14:00:23.839651  Creating /var/lib/lava/dispatcher/tmp/7760199/lava-overlay-_s5ogyn0/lava-7760199/bin/lava-test-case
  162 14:00:23.839761  Creating /var/lib/lava/dispatcher/tmp/7760199/lava-overlay-_s5ogyn0/lava-7760199/bin/lava-test-event
  163 14:00:23.839869  Creating /var/lib/lava/dispatcher/tmp/7760199/lava-overlay-_s5ogyn0/lava-7760199/bin/lava-test-feedback
  164 14:00:23.839975  Creating /var/lib/lava/dispatcher/tmp/7760199/lava-overlay-_s5ogyn0/lava-7760199/bin/lava-test-raise
  165 14:00:23.840082  Creating /var/lib/lava/dispatcher/tmp/7760199/lava-overlay-_s5ogyn0/lava-7760199/bin/lava-test-reference
  166 14:00:23.840190  Creating /var/lib/lava/dispatcher/tmp/7760199/lava-overlay-_s5ogyn0/lava-7760199/bin/lava-test-runner
  167 14:00:23.840297  Creating /var/lib/lava/dispatcher/tmp/7760199/lava-overlay-_s5ogyn0/lava-7760199/bin/lava-test-set
  168 14:00:23.840403  Creating /var/lib/lava/dispatcher/tmp/7760199/lava-overlay-_s5ogyn0/lava-7760199/bin/lava-test-shell
  169 14:00:23.840512  Updating /var/lib/lava/dispatcher/tmp/7760199/lava-overlay-_s5ogyn0/lava-7760199/bin/lava-add-keys (debian)
  170 14:00:23.840624  Updating /var/lib/lava/dispatcher/tmp/7760199/lava-overlay-_s5ogyn0/lava-7760199/bin/lava-add-sources (debian)
  171 14:00:23.840736  Updating /var/lib/lava/dispatcher/tmp/7760199/lava-overlay-_s5ogyn0/lava-7760199/bin/lava-install-packages (debian)
  172 14:00:23.840846  Updating /var/lib/lava/dispatcher/tmp/7760199/lava-overlay-_s5ogyn0/lava-7760199/bin/lava-installed-packages (debian)
  173 14:00:23.840956  Updating /var/lib/lava/dispatcher/tmp/7760199/lava-overlay-_s5ogyn0/lava-7760199/bin/lava-os-build (debian)
  174 14:00:23.841053  Creating /var/lib/lava/dispatcher/tmp/7760199/lava-overlay-_s5ogyn0/lava-7760199/environment
  175 14:00:23.841139  LAVA metadata
  176 14:00:23.841205  - LAVA_JOB_ID=7760199
  177 14:00:23.841269  - LAVA_DISPATCHER_IP=192.168.201.1
  178 14:00:23.841368  start: 1.5.2.1 lava-vland-overlay (timeout 00:09:48) [common]
  179 14:00:23.841435  skipped lava-vland-overlay
  180 14:00:23.841513  end: 1.5.2.1 lava-vland-overlay (duration 00:00:00) [common]
  181 14:00:23.841596  start: 1.5.2.2 lava-multinode-overlay (timeout 00:09:48) [common]
  182 14:00:23.841659  skipped lava-multinode-overlay
  183 14:00:23.841734  end: 1.5.2.2 lava-multinode-overlay (duration 00:00:00) [common]
  184 14:00:23.841816  start: 1.5.2.3 test-definition (timeout 00:09:48) [common]
  185 14:00:23.841888  Loading test definitions
  186 14:00:23.841979  start: 1.5.2.3.1 inline-repo-action (timeout 00:09:48) [common]
  187 14:00:23.842051  Using /lava-7760199 at stage 0
  188 14:00:23.842298  uuid=7760199_1.5.2.3.1 testdef=None
  189 14:00:23.842400  end: 1.5.2.3.1 inline-repo-action (duration 00:00:00) [common]
  190 14:00:23.842492  start: 1.5.2.3.2 test-overlay (timeout 00:09:48) [common]
  191 14:00:23.842913  end: 1.5.2.3.2 test-overlay (duration 00:00:00) [common]
  193 14:00:23.843151  start: 1.5.2.3.3 test-install-overlay (timeout 00:09:48) [common]
  194 14:00:23.843646  end: 1.5.2.3.3 test-install-overlay (duration 00:00:00) [common]
  196 14:00:23.843889  start: 1.5.2.3.4 test-runscript-overlay (timeout 00:09:48) [common]
  197 14:00:23.844354  runner path: /var/lib/lava/dispatcher/tmp/7760199/lava-overlay-_s5ogyn0/lava-7760199/0/tests/0_timesync-off test_uuid 7760199_1.5.2.3.1
  198 14:00:23.844502  end: 1.5.2.3.4 test-runscript-overlay (duration 00:00:00) [common]
  200 14:00:23.844739  start: 1.5.2.3.5 git-repo-action (timeout 00:09:48) [common]
  201 14:00:23.844814  Using /lava-7760199 at stage 0
  202 14:00:23.844921  Fetching tests from https://github.com/kernelci/test-definitions.git
  203 14:00:23.845002  Running '/usr/bin/git clone https://github.com/kernelci/test-definitions.git /var/lib/lava/dispatcher/tmp/7760199/lava-overlay-_s5ogyn0/lava-7760199/0/tests/1_kselftest-lkdtm'
  204 14:00:33.029333  Running '/usr/bin/git checkout kernelci.org
  205 14:00:33.090333  Tests stored (tmp) in /var/lib/lava/dispatcher/tmp/7760199/lava-overlay-_s5ogyn0/lava-7760199/0/tests/1_kselftest-lkdtm/automated/linux/kselftest/kselftest.yaml
  206 14:00:33.091069  uuid=7760199_1.5.2.3.5 testdef=None
  207 14:00:33.091278  end: 1.5.2.3.5 git-repo-action (duration 00:00:09) [common]
  209 14:00:33.091541  start: 1.5.2.3.6 test-overlay (timeout 00:09:38) [common]
  210 14:00:33.092353  end: 1.5.2.3.6 test-overlay (duration 00:00:00) [common]
  212 14:00:33.092602  start: 1.5.2.3.7 test-install-overlay (timeout 00:09:38) [common]
  213 14:00:33.093682  end: 1.5.2.3.7 test-install-overlay (duration 00:00:00) [common]
  215 14:00:33.093957  start: 1.5.2.3.8 test-runscript-overlay (timeout 00:09:38) [common]
  216 14:00:33.094914  runner path: /var/lib/lava/dispatcher/tmp/7760199/lava-overlay-_s5ogyn0/lava-7760199/0/tests/1_kselftest-lkdtm test_uuid 7760199_1.5.2.3.5
  217 14:00:33.095011  BOARD='asus-C433TA-AJ0005-rammus'
  218 14:00:33.095079  BRANCH='cip-gitlab'
  219 14:00:33.095141  SKIPFILE='skipfile-lkft.yaml'
  220 14:00:33.095207  TESTPROG_URL='http://storage.kernelci.org/cip-gitlab/ci-iwamatsu-linux-5.10.y-cip-rc/v5.10.147-cip18-468-g86403a07ae1c/x86_64/x86_64_defconfig+x86-chromebook+kselftest/gcc-10/kselftest.tar.xz'
  221 14:00:33.095271  TST_CASENAME=''
  222 14:00:33.095330  TST_CMDFILES='lkdtm'
  223 14:00:33.095465  end: 1.5.2.3.8 test-runscript-overlay (duration 00:00:00) [common]
  225 14:00:33.095682  Creating lava-test-runner.conf files
  226 14:00:33.095750  Using lava-test-runner path: /var/lib/lava/dispatcher/tmp/7760199/lava-overlay-_s5ogyn0/lava-7760199/0 for stage 0
  227 14:00:33.095835  - 0_timesync-off
  228 14:00:33.095905  - 1_kselftest-lkdtm
  229 14:00:33.096008  end: 1.5.2.3 test-definition (duration 00:00:09) [common]
  230 14:00:33.096110  start: 1.5.2.4 compress-overlay (timeout 00:09:38) [common]
  231 14:00:40.681881  end: 1.5.2.4 compress-overlay (duration 00:00:08) [common]
  232 14:00:40.682041  start: 1.5.2.5 persistent-nfs-overlay (timeout 00:09:31) [common]
  233 14:00:40.682142  end: 1.5.2.5 persistent-nfs-overlay (duration 00:00:00) [common]
  234 14:00:40.682271  end: 1.5.2 lava-overlay (duration 00:00:17) [common]
  235 14:00:40.682382  start: 1.5.3 extract-overlay-ramdisk (timeout 00:09:31) [common]
  236 14:00:40.791782  end: 1.5.3 extract-overlay-ramdisk (duration 00:00:00) [common]
  237 14:00:40.792136  start: 1.5.4 extract-modules (timeout 00:09:31) [common]
  238 14:00:40.792251  extracting modules file /var/lib/lava/dispatcher/tmp/7760199/tftp-deploy-fnn73stw/modules/modules.tar to /var/lib/lava/dispatcher/tmp/7760199/extract-nfsrootfs-ig9fn_o5
  239 14:00:40.816755  extracting modules file /var/lib/lava/dispatcher/tmp/7760199/tftp-deploy-fnn73stw/modules/modules.tar to /var/lib/lava/dispatcher/tmp/7760199/extract-overlay-ramdisk-ks8uq_ff/ramdisk
  240 14:00:40.839865  end: 1.5.4 extract-modules (duration 00:00:00) [common]
  241 14:00:40.840031  start: 1.5.5 apply-overlay-tftp (timeout 00:09:31) [common]
  242 14:00:40.840131  [common] Applying overlay to NFS
  243 14:00:40.840210  [common] Applying overlay /var/lib/lava/dispatcher/tmp/7760199/compress-overlay-3dxmc7ko/overlay-1.5.2.4.tar.gz to directory /var/lib/lava/dispatcher/tmp/7760199/extract-nfsrootfs-ig9fn_o5
  244 14:00:41.313994  end: 1.5.5 apply-overlay-tftp (duration 00:00:00) [common]
  245 14:00:41.314163  start: 1.5.6 configure-preseed-file (timeout 00:09:30) [common]
  246 14:00:41.314276  end: 1.5.6 configure-preseed-file (duration 00:00:00) [common]
  247 14:00:41.314377  start: 1.5.7 compress-ramdisk (timeout 00:09:30) [common]
  248 14:00:41.314463  Building ramdisk /var/lib/lava/dispatcher/tmp/7760199/extract-overlay-ramdisk-ks8uq_ff/ramdisk.cpio containing /var/lib/lava/dispatcher/tmp/7760199/extract-overlay-ramdisk-ks8uq_ff/ramdisk
  249 14:00:41.382107  >> 51513 blocks

  250 14:00:42.197027  rename /var/lib/lava/dispatcher/tmp/7760199/extract-overlay-ramdisk-ks8uq_ff/ramdisk.cpio.gz to /var/lib/lava/dispatcher/tmp/7760199/tftp-deploy-fnn73stw/ramdisk/ramdisk.cpio.gz
  251 14:00:42.197458  end: 1.5.7 compress-ramdisk (duration 00:00:01) [common]
  252 14:00:42.197588  start: 1.5.8 prepare-kernel (timeout 00:09:29) [common]
  253 14:00:42.197696  start: 1.5.8.1 prepare-fit (timeout 00:09:29) [common]
  254 14:00:42.197796  No mkimage arch provided, not using FIT.
  255 14:00:42.197888  end: 1.5.8.1 prepare-fit (duration 00:00:00) [common]
  256 14:00:42.197973  end: 1.5.8 prepare-kernel (duration 00:00:00) [common]
  257 14:00:42.198078  end: 1.5 prepare-tftp-overlay (duration 00:00:20) [common]
  258 14:00:42.198175  start: 1.6 lxc-create-udev-rule-action (timeout 00:09:29) [common]
  259 14:00:42.198336  No LXC device requested
  260 14:00:42.198422  end: 1.6 lxc-create-udev-rule-action (duration 00:00:00) [common]
  261 14:00:42.198518  start: 1.7 deploy-device-env (timeout 00:09:29) [common]
  262 14:00:42.198603  end: 1.7 deploy-device-env (duration 00:00:00) [common]
  263 14:00:42.198675  Checking files for TFTP limit of 4294967296 bytes.
  264 14:00:42.199097  end: 1 tftp-deploy (duration 00:00:31) [common]
  265 14:00:42.199206  start: 2 depthcharge-action (timeout 00:05:00) [common]
  266 14:00:42.199302  start: 2.1 depthcharge-overlay (timeout 00:05:00) [common]
  267 14:00:42.199433  substitutions:
  268 14:00:42.199512  - {DTB}: None
  269 14:00:42.199582  - {INITRD}: 7760199/tftp-deploy-fnn73stw/ramdisk/ramdisk.cpio.gz
  270 14:00:42.199650  - {KERNEL}: 7760199/tftp-deploy-fnn73stw/kernel/bzImage
  271 14:00:42.199718  - {LAVA_MAC}: None
  272 14:00:42.199787  - {NFSROOTFS}: /var/lib/lava/dispatcher/tmp/7760199/extract-nfsrootfs-ig9fn_o5
  273 14:00:42.199852  - {NFS_SERVER_IP}: 192.168.201.1
  274 14:00:42.199912  - {PRESEED_CONFIG}: None
  275 14:00:42.199975  - {PRESEED_LOCAL}: None
  276 14:00:42.200032  - {RAMDISK}: 7760199/tftp-deploy-fnn73stw/ramdisk/ramdisk.cpio.gz
  277 14:00:42.200089  - {ROOT_PART}: None
  278 14:00:42.200146  - {ROOT}: None
  279 14:00:42.200205  - {SERVER_IP}: 192.168.201.1
  280 14:00:42.200264  - {TEE}: None
  281 14:00:42.200321  Parsed boot commands:
  282 14:00:42.200377  - tftpboot 192.168.201.1 {DEPTHCHARGE_KERNEL} {CMDLINE} {DEPTHCHARGE_RAMDISK}
  283 14:00:42.200570  Parsed boot commands: tftpboot 192.168.201.1 7760199/tftp-deploy-fnn73stw/kernel/bzImage 7760199/tftp-deploy-fnn73stw/kernel/cmdline 7760199/tftp-deploy-fnn73stw/ramdisk/ramdisk.cpio.gz
  284 14:00:42.200679  end: 2.1 depthcharge-overlay (duration 00:00:00) [common]
  285 14:00:42.200773  start: 2.2 depthcharge-retry (timeout 00:05:00) [common]
  286 14:00:42.200874  start: 2.2.1 reset-connection (timeout 00:05:00) [common]
  287 14:00:42.200967  start: 2.2.1.1 disconnect-device (timeout 00:05:00) [common]
  288 14:00:42.201043  Not connected, no need to disconnect.
  289 14:00:42.201140  end: 2.2.1.1 disconnect-device (duration 00:00:00) [common]
  290 14:00:42.201229  start: 2.2.1.2 connect-device (timeout 00:05:00) [common]
  291 14:00:42.201303  [common] connect-device Connecting to device using '/usr/bin/console -k -f -M localhost asus-C433TA-AJ0005-rammus-cbg-2'
  292 14:00:42.204043  Setting prompt string to ['lava-test: # ']
  293 14:00:42.204351  end: 2.2.1.2 connect-device (duration 00:00:00) [common]
  294 14:00:42.204470  end: 2.2.1 reset-connection (duration 00:00:00) [common]
  295 14:00:42.204614  start: 2.2.2 reset-device (timeout 00:05:00) [common]
  296 14:00:42.204709  start: 2.2.2.1 pdu-reboot (timeout 00:05:00) [common]
  297 14:00:42.204922  Calling: 'nice' 'pduclient' '--daemon=localhost' '--hostname=asus-C433TA-AJ0005-rammus-cbg-2' '--port=1' '--command=reboot'
  298 14:00:42.223963  >> Command sent successfully.

  299 14:00:42.225903  Returned 0 in 0 seconds
  300 14:00:42.326359  end: 2.2.2.1 pdu-reboot (duration 00:00:00) [common]
  302 14:00:42.326668  end: 2.2.2 reset-device (duration 00:00:00) [common]
  303 14:00:42.326775  start: 2.2.3 depthcharge-start (timeout 00:05:00) [common]
  304 14:00:42.326867  Setting prompt string to 'Starting depthcharge on rammus...'
  305 14:00:42.326935  Changing prompt to 'Starting depthcharge on rammus...'
  306 14:00:42.327008  depthcharge-start: Wait for prompt Starting depthcharge on rammus... (timeout 00:05:00)
  307 14:00:42.327279  [Enter `^Ec?' for help]
  308 14:00:49.617273  
  309 14:00:49.617415  
  310 14:00:49.617778  coreboot-v1.9308_26_0.0.22-6607-g034eeb8dd5 Fri Sep  4 02:38:51 UTC 2020 bootblock starting...
  311 14:00:49.618461  CPU: Intel(R) Core(TM) m3-8100Y CPU @ 1.10GHz
  312 14:00:49.618551  CPU: ID 806e9, Kabylake H0, ucode: 00000097
  313 14:00:49.618805  CPU: AES supported, TXT NOT supported, VT supported
  314 14:00:49.618873  MCH: device id 590c (rev 02) is Kabylake-Y
  315 14:00:49.619425  PCH: device id 9d4b (rev 21) is Kabylake-Y iHDCP 2.2 Premium
  316 14:00:49.619730  IGD: device id 591c (rev 02) is Amberlake ULX GT2
  317 14:00:49.619799  VBOOT: Loading verstage.
  318 14:00:49.620047  CBFS: 'Master Header Locator' located CBFS at [d00000:ffffc0)
  319 14:00:49.668200  CBFS: Locating 'fallback/verstage'
  320 14:00:49.668295  CBFS: Found @ offset 1a0a80 size f47c
  321 14:00:49.668360  
  322 14:00:49.668430  
  323 14:00:49.671379  coreboot-v1.9308_26_0.0.22-6607-g034eeb8dd5 Fri Sep  4 02:38:51 UTC 2020 verstage starting...
  324 14:00:49.674745  Probing TPM: .Timeout wait for TPM IRQ!
  325 14:00:49.686807  . done!
  326 14:00:49.690592  TPM ready after 0 ms
  327 14:00:49.693768  Connected to device vid:did:rid of 1ae0:0028:00
  328 14:00:49.703672  Firmware version: B2-C:0 RO_B:0.0.11/4d655eab RW_B:0.5.5/cr50_v1.9308_87_mp.479-d7921eab
  329 14:00:49.706935  Initialized TPM device CR50 revision 0
  330 14:00:49.754059  tlcl_send_startup: Startup return code is 0
  331 14:00:49.754164  TPM: setup succeeded
  332 14:00:49.767501  src/security/tpm/tss/tcg-2.0/tss.c:188 index 0x1007 return code 0
  333 14:00:49.771748  Chrome EC: UHEPI supported
  334 14:00:49.774785  Phase 1
  335 14:00:49.778080  FMAP: Found \"FLASH\" version 1.1 at c10000.
  336 14:00:49.784634  FMAP: base = ff000000 size = 1000000 #areas = 33
  337 14:00:49.788525  FMAP: area GBB found @ c11000 (978944 bytes)
  338 14:00:49.795143  VB2:vb2_check_recovery() Recovery reason from previous boot: 0x0 / 0x0
  339 14:00:49.795231  Phase 2
  340 14:00:49.798520  Phase 3
  341 14:00:49.801841  FMAP: area GBB found @ c11000 (978944 bytes)
  342 14:00:49.808284  VB2:vb2_report_dev_firmware() This is developer signed firmware
  343 14:00:49.814618  FMAP: area VBLOCK_A found @ 200000 (65536 bytes)
  344 14:00:49.818512  FMAP: area VBLOCK_A found @ 200000 (65536 bytes)
  345 14:00:49.824598  VB2:vb2_verify_keyblock() Checking key block signature...
  346 14:00:49.845729  FMAP: area VBLOCK_A found @ 200000 (65536 bytes)
  347 14:00:49.849260  FMAP: area VBLOCK_A found @ 200000 (65536 bytes)
  348 14:00:49.856048  VB2:vb2_verify_fw_preamble() Verifying preamble.
  349 14:00:49.860891  Phase 4
  350 14:00:49.864297  FMAP: area FW_MAIN_A found @ 210000 (4030400 bytes)
  351 14:00:49.870749  VB2:vb2api_init_hash() HW crypto for hash_alg 2 not supported, using SW
  352 14:00:50.130796  VB2:vb2_rsa_verify_digest() Digest check failed!
  353 14:00:50.134139  VB2:vb2_fail() Need recovery, reason: 0x1b / 0x7
  354 14:00:50.137533  Saving nvdata
  355 14:00:50.140745  Reboot requested (10020007)
  356 14:00:50.144126  board_reset() called!
  357 14:00:50.144212  full_reset() called!
  358 14:00:54.588266  
  359 14:00:54.588408  
  360 14:00:54.595042  coreboot-v1.9308_26_0.0.22-6607-g034eeb8dd5 Fri Sep  4 02:38:51 UTC 2020 bootblock starting...
  361 14:00:54.601351  CPU: Intel(R) Core(TM) m3-8100Y CPU @ 1.10GHz
  362 14:00:54.604726  CPU: ID 806e9, Kabylake H0, ucode: 00000097
  363 14:00:54.611828  CPU: AES supported, TXT NOT supported, VT supported
  364 14:00:54.615124  MCH: device id 590c (rev 02) is Kabylake-Y
  365 14:00:54.621477  PCH: device id 9d4b (rev 21) is Kabylake-Y iHDCP 2.2 Premium
  366 14:00:54.624997  IGD: device id 591c (rev 02) is Amberlake ULX GT2
  367 14:00:54.628273  VBOOT: Loading verstage.
  368 14:00:54.634867  CBFS: 'Master Header Locator' located CBFS at [d00000:ffffc0)
  369 14:00:54.638232  CBFS: Locating 'fallback/verstage'
  370 14:00:54.641445  CBFS: Found @ offset 1a0a80 size f47c
  371 14:00:54.655463  
  372 14:00:54.655548  
  373 14:00:54.661747  coreboot-v1.9308_26_0.0.22-6607-g034eeb8dd5 Fri Sep  4 02:38:51 UTC 2020 verstage starting...
  374 14:00:54.677840  Probing TPM: . done!
  375 14:00:54.681416  TPM ready after 0 ms
  376 14:00:54.684549  Connected to device vid:did:rid of 1ae0:0028:00
  377 14:00:54.695076  Firmware version: B2-C:0 RO_B:0.0.11/4d655eab RW_B:0.5.5/cr50_v1.9308_87_mp.479-d7921eab
  378 14:00:54.698411  Initialized TPM device CR50 revision 0
  379 14:00:54.744798  tlcl_send_startup: Startup return code is 0
  380 14:00:54.744904  TPM: setup succeeded
  381 14:00:54.758717  src/security/tpm/tss/tcg-2.0/tss.c:188 index 0x1007 return code 0
  382 14:00:54.762850  Chrome EC: UHEPI supported
  383 14:00:54.766134  Phase 1
  384 14:00:54.769339  FMAP: Found \"FLASH\" version 1.1 at c10000.
  385 14:00:54.775986  FMAP: base = ff000000 size = 1000000 #areas = 33
  386 14:00:54.779283  FMAP: area GBB found @ c11000 (978944 bytes)
  387 14:00:54.786168  VB2:vb2_check_recovery() Recovery reason from previous boot: 0x1b / 0x7
  388 14:00:54.792836  VB2:vb2_check_recovery() We have a recovery request: 0x1b / 0x0
  389 14:00:54.795871  Recovery requested (1009000e)
  390 14:00:54.795951  Saving nvdata
  391 14:00:54.806913  tlcl_extend: response is 0
  392 14:00:54.815613  tlcl_extend: response is 0
  393 14:00:54.822097  CBFS: 'Master Header Locator' located CBFS at [d00000:ffffc0)
  394 14:00:54.825458  CBFS: Locating 'fallback/romstage'
  395 14:00:54.828766  CBFS: Found @ offset 80 size 10ffc
  396 14:00:54.833179  
  397 14:00:54.833273  
  398 14:00:54.839211  coreboot-v1.9308_26_0.0.22-6607-g034eeb8dd5 Fri Sep  4 02:38:51 UTC 2020 romstage starting...
  399 14:00:54.846732  pm1_sts: 0100 pm1_en: 0000 pm1_cnt: 00001c00
  400 14:00:54.850122  gpe0_sts[0]: 00000000 gpe0_en[0]: 00000000
  401 14:00:54.853445  gpe0_sts[1]: 00000000 gpe0_en[1]: 00000000
  402 14:00:54.859804  gpe0_sts[2]: 00000001 gpe0_en[2]: 00000000
  403 14:00:54.863444  gpe0_sts[3]: 00000000 gpe0_en[3]: 00010000
  404 14:00:54.866729  TCO_STS:   0000 0000
  405 14:00:54.869932  GEN_PMCON: e0040200 0000523a
  406 14:00:54.873142  GBLRST_CAUSE: 00000000 00000000
  407 14:00:54.873225  prev_sleep_state 5
  408 14:00:54.876392  Boot Count incremented to 33326
  409 14:00:54.882934  CBFS: 'Master Header Locator' located CBFS at [d00000:ffffc0)
  410 14:00:54.886765  CBFS: Locating 'fspm.bin'
  411 14:00:54.889811  CBFS: Found @ offset 103fc0 size 63000
  412 14:00:54.893097  Chrome EC: UHEPI supported
  413 14:00:54.900750  FMAP: Found \"FLASH\" version 1.1 at c10000.
  414 14:00:54.904128  FMAP: base = ff000000 size = 1000000 #areas = 33
  415 14:00:54.910778  FMAP: area RECOVERY_MRC_CACHE found @ 9d0000 (65536 bytes)
  416 14:00:54.915124  Probing TPM:  done!
  417 14:00:54.921679  Connected to device vid:did:rid of 1ae0:0028:00
  418 14:00:54.931146  Firmware version: B2-C:0 RO_B:0.0.11/4d655eab RW_B:0.5.5/cr50_v1.9308_87_mp.479-d7921eab
  419 14:00:54.938318  Initialized TPM device CR50 revision 0
  420 14:00:54.947687  src/security/tpm/tss/tcg-2.0/tss.c:188 index 0x100b return code 0
  421 14:00:54.954200  MRC: Hash comparison successful. Using data from RECOVERY_MRC_CACHE
  422 14:00:54.957558  MRC cache found, size 1868
  423 14:00:54.960790  bootmode is set to :2
  424 14:00:54.960877  SPD index 1
  425 14:00:54.967156  CBFS: 'Master Header Locator' located CBFS at [d00000:ffffc0)
  426 14:00:54.970415  CBFS: Locating 'spd.bin'
  427 14:00:54.974121  CBFS: Found @ offset 1a0240 size 800
  428 14:00:54.977314  SPD: module type is LPDDR3
  429 14:00:54.980630  SPD: module part is K4E8E324EB-EGCF   
  430 14:00:54.987357  SPD: banks 8, ranks 1, rows 15, columns 10, density 8192 Mb
  431 14:00:54.990142  SPD: device width 32 bits, bus width 64 bits
  432 14:00:54.997166  SPD: module size is 2048 MB (per channel)
  433 14:00:55.108609  CBMEM:
  434 14:00:55.111780  IMD: root @ 7afff000 254 entries.
  435 14:00:55.115182  IMD: root @ 7affec00 62 entries.
  436 14:00:55.118521  External stage cache:
  437 14:00:55.122142  IMD: root @ 7b3ff000 254 entries.
  438 14:00:55.125204  IMD: root @ 7b3fec00 62 entries.
  439 14:00:55.128715  creating vboot_handoff structure
  440 14:00:55.134834  Chrome EC: clear events_b mask to 0x0000000021004000
  441 14:00:55.149488  src/security/tpm/tss/tcg-2.0/tss.c:188 index 0x100b return code 0
  442 14:00:55.164973  tlcl_write: response is 0
  443 14:00:55.177337  src/security/tpm/tss/tcg-2.0/tss.c:188 index 0x100b return code 0
  444 14:00:55.180174  MRC: TPM MRC hash updated successfully.
  445 14:00:55.180255  2 DIMMs found
  446 14:00:55.184025  top_of_ram = 0x7b000000
  447 14:00:55.190382  MTRR Range: Start=7a000000 End=7b000000 (Size 1000000)
  448 14:00:55.193899  MTRR Range: Start=7b000000 End=7b800000 (Size 800000)
  449 14:00:55.200502  MTRR Range: Start=ff000000 End=0 (Size 1000000)
  450 14:00:55.203788  CBFS: 'Master Header Locator' located CBFS at [d00000:ffffc0)
  451 14:00:55.210281  CBFS: Locating 'fallback/postcar'
  452 14:00:55.213814  CBFS: Found @ offset 197000 size 3f04
  453 14:00:55.220419  Decompressing stage fallback/postcar @ 0x7abd0fc0 (32720 bytes)
  454 14:00:55.230332  Loading module at 7abd1000 with entry 7abd1000. filesize: 0x3cd0 memsize: 0x7f90
  455 14:00:55.233197  Processing 118 relocs. Offset value of 0x78bd1000
  456 14:00:55.239312  
  457 14:00:55.239395  
  458 14:00:55.246058  coreboot-v1.9308_26_0.0.22-6607-g034eeb8dd5 Fri Sep  4 02:38:51 UTC 2020 postcar starting...
  459 14:00:55.252596  CBFS: 'Master Header Locator' located CBFS at [d00000:ffffc0)
  460 14:00:55.255849  CBFS: Locating 'fallback/ramstage'
  461 14:00:55.259146  CBFS: Found @ offset e8d80 size 1a462
  462 14:00:55.265753  Decompressing stage fallback/ramstage @ 0x7ab05fc0 (826808 bytes)
  463 14:00:55.304778  Loading module at 7ab06000 with entry 7ab06000. filesize: 0x38d90 memsize: 0xc9d78
  464 14:00:55.308054  Processing 3657 relocs. Offset value of 0x79d06000
  465 14:00:55.311396  
  466 14:00:55.311476  
  467 14:00:55.318193  coreboot-v1.9308_26_0.0.22-6607-g034eeb8dd5 Fri Sep  4 02:38:51 UTC 2020 ramstage starting...
  468 14:00:55.324746  FMAP: Found \"FLASH\" version 1.1 at c10000.
  469 14:00:55.328015  FMAP: base = ff000000 size = 1000000 #areas = 33
  470 14:00:55.335195  FMAP: area RO_VPD found @ c00000 (16384 bytes)
  471 14:00:55.337922  WARNING: RO_VPD is uninitialized or empty.
  472 14:00:55.341698  FMAP: area RW_VPD found @ 9f8000 (8192 bytes)
  473 14:00:55.348350  WARNING: RW_VPD is uninitialized or empty.
  474 14:00:55.348434  Normal boot.
  475 14:00:55.354779  BS: BS_PRE_DEVICE times (us): entry 0 run 30 exit 0
  476 14:00:55.358060  CBFS: 'Master Header Locator' located CBFS at [d00000:ffffc0)
  477 14:00:55.364728  CBFS: Locating 'cpu_microcode_blob.bin'
  478 14:00:55.367874  CBFS: Found @ offset 11100 size d7c00
  479 14:00:55.371109  microcode: sig=0x806e9 pf=0x10 revision=0x97
  480 14:00:55.374346  Skip microcode update
  481 14:00:55.381254  CBFS: 'Master Header Locator' located CBFS at [d00000:ffffc0)
  482 14:00:55.384528  CBFS: Locating 'fsps.bin'
  483 14:00:55.387715  CBFS: Found @ offset 167fc0 size 2f000
  484 14:00:55.412335  Detected 2 core, 4 thread CPU.
  485 14:00:55.415726  Setting up SMI for CPU
  486 14:00:55.419133  IED base = 0x7b400000
  487 14:00:55.419218  IED size = 0x00400000
  488 14:00:55.422570  Will perform SMM setup.
  489 14:00:55.428877  CPU: Intel(R) Core(TM) m3-8100Y CPU @ 1.10GHz.
  490 14:00:55.435471  Loading module at 00030000 with entry 00030000. filesize: 0x170 memsize: 0x170
  491 14:00:55.438866  Processing 16 relocs. Offset value of 0x00030000
  492 14:00:55.443240  Attempting to start 3 APs
  493 14:00:55.446635  Waiting for 10ms after sending INIT.
  494 14:00:55.462751  Waiting for 1st SIPI to complete...done.
  495 14:00:55.462831  AP: slot 2 apic_id 3.
  496 14:00:55.466176  AP: slot 3 apic_id 2.
  497 14:00:55.469287  AP: slot 1 apic_id 1.
  498 14:00:55.472420  Waiting for 2nd SIPI to complete...done.
  499 14:00:55.478799  Loading module at 00038000 with entry 00038000. filesize: 0x1a8 memsize: 0x1a8
  500 14:00:55.485937  Processing 13 relocs. Offset value of 0x00038000
  501 14:00:55.492485  SMM Module: stub loaded at 00038000. Will call 7ab21603(00000000)
  502 14:00:55.495532  Installing SMM handler to 0x7b000000
  503 14:00:55.502016  Loading module at 7b010000 with entry 7b010a19. filesize: 0x3b08 memsize: 0x8bc0
  504 14:00:55.508530  Processing 243 relocs. Offset value of 0x7b010000
  505 14:00:55.515581  Loading module at 7b008000 with entry 7b008000. filesize: 0x1a8 memsize: 0x1a8
  506 14:00:55.522263  Processing 13 relocs. Offset value of 0x7b008000
  507 14:00:55.525598  SMM Module: placing jmp sequence at 7b007c00 rel16 0x03fd
  508 14:00:55.531923  SMM Module: placing jmp sequence at 7b007800 rel16 0x07fd
  509 14:00:55.538476  SMM Module: placing jmp sequence at 7b007400 rel16 0x0bfd
  510 14:00:55.545519  SMM Module: stub loaded at 7b008000. Will call 7b010a19(00000000)
  511 14:00:55.548739  Clearing SMI status registers
  512 14:00:55.548848  SMI_STS: PM1 
  513 14:00:55.552148  PM1_STS: PWRBTN 
  514 14:00:55.555443  TCO_STS: BOOT SECOND_TO 
  515 14:00:55.555537  New SMBASE 0x7b000000
  516 14:00:55.558573  In relocation handler: CPU 0
  517 14:00:55.561929  New SMBASE=0x7b000000 IEDBASE=0x7b400000
  518 14:00:55.568416  Writing SMRR. base = 0x7b000006, mask=0xff800800
  519 14:00:55.571611  Relocation complete.
  520 14:00:55.571686  New SMBASE 0x7afffc00
  521 14:00:55.575242  In relocation handler: CPU 1
  522 14:00:55.578480  New SMBASE=0x7afffc00 IEDBASE=0x7b400000
  523 14:00:55.584858  Writing SMRR. base = 0x7b000006, mask=0xff800800
  524 14:00:55.588100  Relocation complete.
  525 14:00:55.588170  New SMBASE 0x7afff800
  526 14:00:55.591353  In relocation handler: CPU 2
  527 14:00:55.595184  New SMBASE=0x7afff800 IEDBASE=0x7b400000
  528 14:00:55.601447  Writing SMRR. base = 0x7b000006, mask=0xff800800
  529 14:00:55.601524  Relocation complete.
  530 14:00:55.604629  New SMBASE 0x7afff400
  531 14:00:55.608452  In relocation handler: CPU 3
  532 14:00:55.611627  New SMBASE=0x7afff400 IEDBASE=0x7b400000
  533 14:00:55.618394  Writing SMRR. base = 0x7b000006, mask=0xff800800
  534 14:00:55.618472  Relocation complete.
  535 14:00:55.621699  Initializing CPU #0
  536 14:00:55.625061  CPU: vendor Intel device 806e9
  537 14:00:55.628383  CPU: family 06, model 8e, stepping 09
  538 14:00:55.631647  Setting up local APIC... apic_id: 0x00 done.
  539 14:00:55.634724  Turbo is available but hidden
  540 14:00:55.637930  Turbo has been enabled
  541 14:00:55.641208  SGX : param.enable = 0
  542 14:00:55.641286  Skip microcode update
  543 14:00:55.644547  CPU #0 initialized
  544 14:00:55.647802  Initializing CPU #1
  545 14:00:55.647872  Initializing CPU #3
  546 14:00:55.651183  Initializing CPU #2
  547 14:00:55.654494  CPU: vendor Intel device 806e9
  548 14:00:55.658354  CPU: family 06, model 8e, stepping 09
  549 14:00:55.661571  CPU: vendor Intel device 806e9
  550 14:00:55.664768  CPU: family 06, model 8e, stepping 09
  551 14:00:55.671288  Setting up local APIC...CPU: vendor Intel device 806e9
  552 14:00:55.674554  CPU: family 06, model 8e, stepping 09
  553 14:00:55.681274  Setting up local APIC...Setting up local APIC... apic_id: 0x02 done.
  554 14:00:55.684422   apic_id: 0x03 done.
  555 14:00:55.684509  Skip microcode update
  556 14:00:55.687606  Skip microcode update
  557 14:00:55.690988  CPU #3 initialized
  558 14:00:55.691062  CPU #2 initialized
  559 14:00:55.694169   apic_id: 0x01 done.
  560 14:00:55.694284  Skip microcode update
  561 14:00:55.697809  CPU #1 initialized
  562 14:00:55.700898  bsp_do_flight_plan done after 226 msecs.
  563 14:00:55.704189  CPU: frequency set to 3400 MHz
  564 14:00:55.707960  Enabling SMIs.
  565 14:00:55.708034  Locking SMM.
  566 14:00:55.711235  VMX : param.enable = 1
  567 14:00:55.714476  VMX status: enabled, unlocked
  568 14:00:55.717906  SGX: pre-conditions not met
  569 14:00:55.720701  VMX status: enabled, unlocked
  570 14:00:55.720783  SGX: pre-conditions not met
  571 14:00:55.724209  VMX status: enabled, unlocked
  572 14:00:55.727639  VMX status: enabled, unlocked
  573 14:00:55.731166  SGX: pre-conditions not met
  574 14:00:55.734118  SGX: pre-conditions not met
  575 14:00:55.740769  CBFS: 'Master Header Locator' located CBFS at [d00000:ffffc0)
  576 14:00:55.744013  CBFS: Locating 'vbt.bin'
  577 14:00:55.747268  CBFS: Found @ offset 103a00 size 48e
  578 14:00:55.750544  Found a VBT of 4608 bytes after decompression
  579 14:00:55.755548  psys_pmax = 360
  580 14:00:55.758340  FMAP: area GBB found @ c11000 (978944 bytes)
  581 14:00:55.871701  ITSS IRQ Polarities Before:
  582 14:00:55.875540  IPC0: 0x00ff4000
  583 14:00:55.875640  IPC1: 0x00000007
  584 14:00:55.878746  IPC2: 0x00000000
  585 14:00:55.878846  IPC3: 0x00000000
  586 14:00:55.881943  ITSS IRQ Polarities After:
  587 14:00:55.885130  IPC0: 0x00ff4000
  588 14:00:55.885231  IPC1: 0x00000007
  589 14:00:55.888426  IPC2: 0x00000000
  590 14:00:55.888533  IPC3: 0x00000000
  591 14:00:55.895086  Override DT after FSP-S, PCH is KBL/SKL PCH-LP SKU
  592 14:00:55.901741  BS: BS_DEV_INIT_CHIPS times (us): entry 376304 run 167670 exit 0
  593 14:00:55.904832  Enumerating buses...
  594 14:00:55.908106  Show all devs... Before device enumeration.
  595 14:00:55.911881  Root Device: enabled 1
  596 14:00:55.911967  CPU_CLUSTER: 0: enabled 1
  597 14:00:55.914663  DOMAIN: 0000: enabled 1
  598 14:00:55.918360  APIC: 00: enabled 1
  599 14:00:55.921595  PCI: 00:00.0: enabled 1
  600 14:00:55.921678  PCI: 00:02.0: enabled 1
  601 14:00:55.924798  PCI: 00:14.0: enabled 1
  602 14:00:55.928151  PCI: 00:14.1: enabled 0
  603 14:00:55.928234  PCI: 00:14.2: enabled 1
  604 14:00:55.931406  PCI: 00:15.0: enabled 1
  605 14:00:55.934658  PCI: 00:15.1: enabled 1
  606 14:00:55.937862  PCI: 00:15.2: enabled 0
  607 14:00:55.937945  PCI: 00:15.3: enabled 0
  608 14:00:55.941101  PCI: 00:16.0: enabled 1
  609 14:00:55.944770  PCI: 00:16.1: enabled 0
  610 14:00:55.948031  PCI: 00:16.2: enabled 0
  611 14:00:55.948114  PCI: 00:16.3: enabled 0
  612 14:00:55.951451  PCI: 00:16.4: enabled 0
  613 14:00:55.954624  PCI: 00:17.0: enabled 0
  614 14:00:55.957866  PCI: 00:19.0: enabled 1
  615 14:00:55.957950  PCI: 00:19.1: enabled 1
  616 14:00:55.961264  PCI: 00:19.2: enabled 0
  617 14:00:55.964448  PCI: 00:1c.0: enabled 1
  618 14:00:55.967819  PCI: 00:1c.1: enabled 0
  619 14:00:55.967902  PCI: 00:1c.2: enabled 0
  620 14:00:55.971134  PCI: 00:1c.3: enabled 0
  621 14:00:55.974376  PCI: 00:1c.4: enabled 0
  622 14:00:55.974459  PCI: 00:1c.5: enabled 0
  623 14:00:55.977659  PCI: 00:1c.6: enabled 0
  624 14:00:55.980813  PCI: 00:1c.7: enabled 0
  625 14:00:55.984120  PCI: 00:1d.0: enabled 0
  626 14:00:55.984203  PCI: 00:1d.1: enabled 0
  627 14:00:55.987806  PCI: 00:1d.2: enabled 0
  628 14:00:55.991097  PCI: 00:1d.3: enabled 0
  629 14:00:55.994336  PCI: 00:1e.0: enabled 1
  630 14:00:55.994420  PCI: 00:1e.1: enabled 0
  631 14:00:55.997684  PCI: 00:1e.2: enabled 1
  632 14:00:56.000924  PCI: 00:1e.3: enabled 0
  633 14:00:56.004136  PCI: 00:1e.4: enabled 1
  634 14:00:56.004220  PCI: 00:1e.5: enabled 0
  635 14:00:56.007356  PCI: 00:1e.6: enabled 1
  636 14:00:56.010520  PCI: 00:1f.0: enabled 1
  637 14:00:56.010605  PCI: 00:1f.1: enabled 1
  638 14:00:56.013782  PCI: 00:1f.2: enabled 1
  639 14:00:56.017120  PCI: 00:1f.3: enabled 1
  640 14:00:56.020892  PCI: 00:1f.4: enabled 1
  641 14:00:56.020976  PCI: 00:1f.5: enabled 1
  642 14:00:56.024132  PCI: 00:1f.6: enabled 0
  643 14:00:56.027450  USB0 port 0: enabled 1
  644 14:00:56.030670  I2C: 00:5c: enabled 1
  645 14:00:56.030753  I2C: 00:15: enabled 1
  646 14:00:56.034018  I2C: 00:39: enabled 1
  647 14:00:56.037434  I2C: 00:3a: enabled 1
  648 14:00:56.037518  I2C: 00:1a: enabled 1
  649 14:00:56.040607  PCI: 00:00.0: enabled 1
  650 14:00:56.043678  SPI: 00: enabled 1
  651 14:00:56.043765  PNP: 0c09.0: enabled 1
  652 14:00:56.046954  USB2 port 0: enabled 1
  653 14:00:56.050197  USB2 port 1: enabled 1
  654 14:00:56.050291  USB2 port 2: enabled 1
  655 14:00:56.053695  USB2 port 4: enabled 1
  656 14:00:56.056963  USB2 port 8: enabled 1
  657 14:00:56.057047  APIC: 01: enabled 1
  658 14:00:56.060266  APIC: 03: enabled 1
  659 14:00:56.063657  APIC: 02: enabled 1
  660 14:00:56.063740  Compare with tree...
  661 14:00:56.066896  Root Device: enabled 1
  662 14:00:56.070145   CPU_CLUSTER: 0: enabled 1
  663 14:00:56.070263    APIC: 00: enabled 1
  664 14:00:56.073870    APIC: 01: enabled 1
  665 14:00:56.077229    APIC: 03: enabled 1
  666 14:00:56.080522    APIC: 02: enabled 1
  667 14:00:56.080606   DOMAIN: 0000: enabled 1
  668 14:00:56.083786    PCI: 00:00.0: enabled 1
  669 14:00:56.086917    PCI: 00:02.0: enabled 1
  670 14:00:56.090225    PCI: 00:14.0: enabled 1
  671 14:00:56.090322     USB0 port 0: enabled 1
  672 14:00:56.093454      USB2 port 0: enabled 1
  673 14:00:56.096690      USB2 port 1: enabled 1
  674 14:00:56.099955      USB2 port 2: enabled 1
  675 14:00:56.103737      USB2 port 4: enabled 1
  676 14:00:56.107102      USB2 port 8: enabled 1
  677 14:00:56.107186    PCI: 00:14.1: enabled 0
  678 14:00:56.110300    PCI: 00:14.2: enabled 1
  679 14:00:56.113511    PCI: 00:15.0: enabled 1
  680 14:00:56.116846     I2C: 00:5c: enabled 1
  681 14:00:56.120110    PCI: 00:15.1: enabled 1
  682 14:00:56.120194     I2C: 00:15: enabled 1
  683 14:00:56.123552    PCI: 00:15.2: enabled 0
  684 14:00:56.126839    PCI: 00:15.3: enabled 0
  685 14:00:56.129616    PCI: 00:16.0: enabled 1
  686 14:00:56.129700    PCI: 00:16.1: enabled 0
  687 14:00:56.133441    PCI: 00:16.2: enabled 0
  688 14:00:56.136657    PCI: 00:16.3: enabled 0
  689 14:00:56.139966    PCI: 00:16.4: enabled 0
  690 14:00:56.143121    PCI: 00:17.0: enabled 0
  691 14:00:56.143207    PCI: 00:19.0: enabled 1
  692 14:00:56.146185    PCI: 00:19.1: enabled 1
  693 14:00:56.150017     I2C: 00:39: enabled 1
  694 14:00:56.153252     I2C: 00:3a: enabled 1
  695 14:00:56.156885     I2C: 00:1a: enabled 1
  696 14:00:56.156969    PCI: 00:19.2: enabled 0
  697 14:00:56.159990    PCI: 00:1c.0: enabled 1
  698 14:00:56.162763     PCI: 00:00.0: enabled 1
  699 14:00:56.166074    PCI: 00:1c.1: enabled 0
  700 14:00:56.169371    PCI: 00:1c.2: enabled 0
  701 14:00:56.169455    PCI: 00:1c.3: enabled 0
  702 14:00:56.172748    PCI: 00:1c.4: enabled 0
  703 14:00:56.176461    PCI: 00:1c.5: enabled 0
  704 14:00:56.179242    PCI: 00:1c.6: enabled 0
  705 14:00:56.179326    PCI: 00:1c.7: enabled 0
  706 14:00:56.183086    PCI: 00:1d.0: enabled 0
  707 14:00:56.186204    PCI: 00:1d.1: enabled 0
  708 14:00:56.189415    PCI: 00:1d.2: enabled 0
  709 14:00:56.192548    PCI: 00:1d.3: enabled 0
  710 14:00:56.192632    PCI: 00:1e.0: enabled 1
  711 14:00:56.196265    PCI: 00:1e.1: enabled 0
  712 14:00:56.199463    PCI: 00:1e.2: enabled 1
  713 14:00:56.202762     SPI: 00: enabled 1
  714 14:00:56.206111    PCI: 00:1e.3: enabled 0
  715 14:00:56.206194    PCI: 00:1e.4: enabled 1
  716 14:00:56.209237    PCI: 00:1e.5: enabled 0
  717 14:00:56.212464    PCI: 00:1e.6: enabled 1
  718 14:00:56.215791    PCI: 00:1f.0: enabled 1
  719 14:00:56.215875     PNP: 0c09.0: enabled 1
  720 14:00:56.219076    PCI: 00:1f.1: enabled 1
  721 14:00:56.222267    PCI: 00:1f.2: enabled 1
  722 14:00:56.226106    PCI: 00:1f.3: enabled 1
  723 14:00:56.229329    PCI: 00:1f.4: enabled 1
  724 14:00:56.229412    PCI: 00:1f.5: enabled 1
  725 14:00:56.232665    PCI: 00:1f.6: enabled 0
  726 14:00:56.235968  Root Device scanning...
  727 14:00:56.239316  root_dev_scan_bus for Root Device
  728 14:00:56.242642  CPU_CLUSTER: 0 enabled
  729 14:00:56.242726  DOMAIN: 0000 enabled
  730 14:00:56.245392  DOMAIN: 0000 scanning...
  731 14:00:56.249265  PCI: pci_scan_bus for bus 00
  732 14:00:56.252106  PCI: 00:00.0 [8086/0000] ops
  733 14:00:56.255480  PCI: 00:00.0 [8086/590c] enabled
  734 14:00:56.258751  PCI: 00:02.0 [8086/0000] ops
  735 14:00:56.262039  PCI: 00:02.0 [8086/591c] enabled
  736 14:00:56.265364  PCI: 00:04.0 [8086/1903] enabled
  737 14:00:56.268675  PCI: 00:08.0 [8086/1911] enabled
  738 14:00:56.272436  PCI: 00:14.0 [8086/0000] bus ops
  739 14:00:56.275946  PCI: 00:14.0 [8086/9d2f] enabled
  740 14:00:56.278951  PCI: 00:14.2 [8086/9d31] enabled
  741 14:00:56.282306  PCI: 00:15.0 [8086/0000] bus ops
  742 14:00:56.285381  PCI: 00:15.0 [8086/9d60] enabled
  743 14:00:56.288646  PCI: 00:15.1 [8086/0000] bus ops
  744 14:00:56.291868  PCI: 00:15.1 [8086/9d61] enabled
  745 14:00:56.295474  PCI: 00:16.0 [8086/0000] ops
  746 14:00:56.298822  PCI: 00:16.0 [8086/9d3a] enabled
  747 14:00:56.301994  PCI: 00:19.0 [8086/0000] ops
  748 14:00:56.305432  PCI: 00:19.0 [8086/9d66] enabled
  749 14:00:56.308557  PCI: 00:19.1 [8086/0000] bus ops
  750 14:00:56.312337  PCI: 00:19.1 [8086/9d65] enabled
  751 14:00:56.315408  PCI: 00:1c.0 [8086/0000] bus ops
  752 14:00:56.318577  PCI: 00:1c.0 [8086/9d10] enabled
  753 14:00:56.321946  PCI: 00:1e.0 [8086/0000] ops
  754 14:00:56.325297  PCI: 00:1e.0 [8086/9d27] enabled
  755 14:00:56.328614  PCI: 00:1e.2 [8086/0000] bus ops
  756 14:00:56.331894  PCI: 00:1e.2 [8086/9d29] enabled
  757 14:00:56.335247  PCI: 00:1e.4 [8086/9d2b] enabled
  758 14:00:56.335331  PCI: 00:1e.6 [8086/0000] ops
  759 14:00:56.338546  PCI: 00:1e.6 [8086/9d2d] enabled
  760 14:00:56.341784  PCI: 00:1f.0 [8086/0000] bus ops
  761 14:00:56.345001  PCI: 00:1f.0 [8086/9d4b] enabled
  762 14:00:56.351395  PCI: Static device PCI: 00:1f.1 not found, disabling it.
  763 14:00:56.354734  PCI: 00:1f.2 [8086/0000] bus ops
  764 14:00:56.358545  PCI: 00:1f.2 [8086/9d21] enabled
  765 14:00:56.361333  PCI: 00:1f.3 [8086/0000] bus ops
  766 14:00:56.364618  PCI: 00:1f.3 [8086/9d71] enabled
  767 14:00:56.368596  PCI: 00:1f.4 [8086/0000] bus ops
  768 14:00:56.371427  PCI: 00:1f.4 [8086/9d23] enabled
  769 14:00:56.374604  PCI: 00:1f.5 [8086/0000] bus ops
  770 14:00:56.378379  PCI: 00:1f.5 [8086/9d24] enabled
  771 14:00:56.381615  PCI: 00:14.0 scanning...
  772 14:00:56.384880  scan_usb_bus for PCI: 00:14.0
  773 14:00:56.388155  USB0 port 0 enabled
  774 14:00:56.388239  USB0 port 0 scanning...
  775 14:00:56.391472  scan_usb_bus for USB0 port 0
  776 14:00:56.394710  USB2 port 0 enabled
  777 14:00:56.394794  USB2 port 1 enabled
  778 14:00:56.397697  USB2 port 2 enabled
  779 14:00:56.400953  USB2 port 4 enabled
  780 14:00:56.401035  USB2 port 8 enabled
  781 14:00:56.404840  USB2 port 0 scanning...
  782 14:00:56.407997  scan_usb_bus for USB2 port 0
  783 14:00:56.411161  scan_usb_bus for USB2 port 0 done
  784 14:00:56.417629  scan_bus: scanning of bus USB2 port 0 took 8973 usecs
  785 14:00:56.417714  USB2 port 1 scanning...
  786 14:00:56.421003  scan_usb_bus for USB2 port 1
  787 14:00:56.424100  scan_usb_bus for USB2 port 1 done
  788 14:00:56.430653  scan_bus: scanning of bus USB2 port 1 took 8973 usecs
  789 14:00:56.433965  USB2 port 2 scanning...
  790 14:00:56.437351  scan_usb_bus for USB2 port 2
  791 14:00:56.440688  scan_usb_bus for USB2 port 2 done
  792 14:00:56.443939  scan_bus: scanning of bus USB2 port 2 took 8971 usecs
  793 14:00:56.447196  USB2 port 4 scanning...
  794 14:00:56.450826  scan_usb_bus for USB2 port 4
  795 14:00:56.453867  scan_usb_bus for USB2 port 4 done
  796 14:00:56.460528  scan_bus: scanning of bus USB2 port 4 took 8963 usecs
  797 14:00:56.460612  USB2 port 8 scanning...
  798 14:00:56.463740  scan_usb_bus for USB2 port 8
  799 14:00:56.467108  scan_usb_bus for USB2 port 8 done
  800 14:00:56.474309  scan_bus: scanning of bus USB2 port 8 took 8973 usecs
  801 14:00:56.476999  scan_usb_bus for USB0 port 0 done
  802 14:00:56.484018  scan_bus: scanning of bus USB0 port 0 took 90965 usecs
  803 14:00:56.487314  scan_usb_bus for PCI: 00:14.0 done
  804 14:00:56.490465  scan_bus: scanning of bus PCI: 00:14.0 took 107757 usecs
  805 14:00:56.493697  PCI: 00:15.0 scanning...
  806 14:00:56.496968  scan_generic_bus for PCI: 00:15.0
  807 14:00:56.500159  bus: PCI: 00:15.0[0]->I2C: 01:5c enabled
  808 14:00:56.506812  scan_generic_bus for PCI: 00:15.0 done
  809 14:00:56.510045  scan_bus: scanning of bus PCI: 00:15.0 took 14158 usecs
  810 14:00:56.513887  PCI: 00:15.1 scanning...
  811 14:00:56.517121  scan_generic_bus for PCI: 00:15.1
  812 14:00:56.520235  bus: PCI: 00:15.1[0]->I2C: 02:15 enabled
  813 14:00:56.526728  scan_generic_bus for PCI: 00:15.1 done
  814 14:00:56.529894  scan_bus: scanning of bus PCI: 00:15.1 took 14144 usecs
  815 14:00:56.533619  PCI: 00:19.1 scanning...
  816 14:00:56.536951  scan_generic_bus for PCI: 00:19.1
  817 14:00:56.540203  bus: PCI: 00:19.1[0]->I2C: 03:39 enabled
  818 14:00:56.546786  bus: PCI: 00:19.1[0]->I2C: 03:3a enabled
  819 14:00:56.550005  bus: PCI: 00:19.1[0]->I2C: 03:1a enabled
  820 14:00:56.553336  scan_generic_bus for PCI: 00:19.1 done
  821 14:00:56.559751  scan_bus: scanning of bus PCI: 00:19.1 took 22371 usecs
  822 14:00:56.559835  PCI: 00:1c.0 scanning...
  823 14:00:56.566471  do_pci_scan_bridge for PCI: 00:1c.0
  824 14:00:56.566554  PCI: pci_scan_bus for bus 01
  825 14:00:56.569833  PCI: 01:00.0 [8086/095a] enabled
  826 14:00:56.573119  Capability: type 0x01 @ 0xc8
  827 14:00:56.576485  Capability: type 0x05 @ 0xd0
  828 14:00:56.579633  Capability: type 0x10 @ 0x40
  829 14:00:56.582932  Capability: type 0x10 @ 0x40
  830 14:00:56.586167  Enabling Common Clock Configuration
  831 14:00:56.589507  L1 Sub-State supported from root port 28
  832 14:00:56.593286  L1 Sub-State Support = 0xf
  833 14:00:56.596453  CommonModeRestoreTime = 0x28
  834 14:00:56.599573  Power On Value = 0x1e, Power On Scale = 0x0
  835 14:00:56.602780  ASPM: Enabled L1
  836 14:00:56.606441  Capability: type 0x01 @ 0xc8
  837 14:00:56.609252  Capability: type 0x05 @ 0xd0
  838 14:00:56.612987  Capability: type 0x10 @ 0x40
  839 14:00:56.616314  scan_bus: scanning of bus PCI: 00:1c.0 took 53524 usecs
  840 14:00:56.619415  PCI: 00:1e.2 scanning...
  841 14:00:56.622674  scan_generic_bus for PCI: 00:1e.2
  842 14:00:56.625986  bus: PCI: 00:1e.2[0]->SPI: 00 enabled
  843 14:00:56.632541  scan_generic_bus for PCI: 00:1e.2 done
  844 14:00:56.635861  scan_bus: scanning of bus PCI: 00:1e.2 took 13865 usecs
  845 14:00:56.639134  PCI: 00:1f.0 scanning...
  846 14:00:56.642498  scan_lpc_bus for PCI: 00:1f.0
  847 14:00:56.645803  PNP: 0c09.0 enabled
  848 14:00:56.649161  scan_lpc_bus for PCI: 00:1f.0 done
  849 14:00:56.652359  scan_bus: scanning of bus PCI: 00:1f.0 took 11327 usecs
  850 14:00:56.655543  PCI: 00:1f.2 scanning...
  851 14:00:56.658786  scan_lpc_bus for PCI: 00:1f.2
  852 14:00:56.662122  scan_lpc_bus for PCI: 00:1f.2 done
  853 14:00:56.669265  scan_bus: scanning of bus PCI: 00:1f.2 took 9267 usecs
  854 14:00:56.672088  PCI: 00:1f.3 scanning...
  855 14:00:56.675467  scan_bus: scanning of bus PCI: 00:1f.3 took 2718 usecs
  856 14:00:56.678830  PCI: 00:1f.4 scanning...
  857 14:00:56.682151  scan_generic_bus for PCI: 00:1f.4
  858 14:00:56.685379  scan_generic_bus for PCI: 00:1f.4 done
  859 14:00:56.692074  scan_bus: scanning of bus PCI: 00:1f.4 took 10047 usecs
  860 14:00:56.695233  PCI: 00:1f.5 scanning...
  861 14:00:56.698541  scan_generic_bus for PCI: 00:1f.5
  862 14:00:56.701809  scan_generic_bus for PCI: 00:1f.5 done
  863 14:00:56.708706  scan_bus: scanning of bus PCI: 00:1f.5 took 10047 usecs
  864 14:00:56.711951  scan_bus: scanning of bus DOMAIN: 0000 took 466088 usecs
  865 14:00:56.718584  root_dev_scan_bus for Root Device done
  866 14:00:56.721782  scan_bus: scanning of bus Root Device took 486201 usecs
  867 14:00:56.721866  done
  868 14:00:56.725500  Chrome EC: UHEPI supported
  869 14:00:56.732132  FMAP: area RECOVERY_MRC_CACHE found @ 9d0000 (65536 bytes)
  870 14:00:56.738707  MRC: Checking cached data update for 'RECOVERY_MRC_CACHE'.
  871 14:00:56.745203  SF: Detected FAST_SPI Hardware Sequencer with sector size 0x1000, total 0x1000000
  872 14:00:56.753041  FMAP: area UNIFIED_MRC_CACHE found @ 9d0000 (131072 bytes)
  873 14:00:56.756616  SPI flash protection: WPSW=0 SRP0=1
  874 14:00:56.763101  MRC: NOT enabling PRR for 'UNIFIED_MRC_CACHE'.
  875 14:00:56.769818  BS: BS_DEV_ENUMERATE times (us): entry 0 run 825939 exit 39259
  876 14:00:56.769903  found VGA at PCI: 00:02.0
  877 14:00:56.773134  Setting up VGA for PCI: 00:02.0
  878 14:00:56.779758  Setting PCI_BRIDGE_CTL_VGA for bridge DOMAIN: 0000
  879 14:00:56.782912  Setting PCI_BRIDGE_CTL_VGA for bridge Root Device
  880 14:00:56.786115  Allocating resources...
  881 14:00:56.789388  Reading resources...
  882 14:00:56.792769  Root Device read_resources bus 0 link: 0
  883 14:00:56.796008  CPU_CLUSTER: 0 read_resources bus 0 link: 0
  884 14:00:56.802936  CPU_CLUSTER: 0 read_resources bus 0 link: 0 done
  885 14:00:56.806138  DOMAIN: 0000 read_resources bus 0 link: 0
  886 14:00:56.813376  PCI: 00:14.0 read_resources bus 0 link: 0
  887 14:00:56.816692  USB0 port 0 read_resources bus 0 link: 0
  888 14:00:56.823082  USB0 port 0 read_resources bus 0 link: 0 done
  889 14:00:56.826413  PCI: 00:14.0 read_resources bus 0 link: 0 done
  890 14:00:56.832853  PCI: 00:15.0 read_resources bus 1 link: 0
  891 14:00:56.836047  PCI: 00:15.0 read_resources bus 1 link: 0 done
  892 14:00:56.839459  PCI: 00:15.1 read_resources bus 2 link: 0
  893 14:00:56.846661  PCI: 00:15.1 read_resources bus 2 link: 0 done
  894 14:00:56.849585  PCI: 00:19.1 read_resources bus 3 link: 0
  895 14:00:56.856828  PCI: 00:19.1 read_resources bus 3 link: 0 done
  896 14:00:56.860206  PCI: 00:1c.0 read_resources bus 1 link: 0
  897 14:00:56.866867  PCI: 00:1c.0 read_resources bus 1 link: 0 done
  898 14:00:56.870116  PCI: 00:1e.2 read_resources bus 4 link: 0
  899 14:00:56.876755  PCI: 00:1e.2 read_resources bus 4 link: 0 done
  900 14:00:56.880021  PCI: 00:1f.0 read_resources bus 0 link: 0
  901 14:00:56.886548  PCI: 00:1f.0 read_resources bus 0 link: 0 done
  902 14:00:56.889904  DOMAIN: 0000 read_resources bus 0 link: 0 done
  903 14:00:56.896461  Root Device read_resources bus 0 link: 0 done
  904 14:00:56.900193  Done reading resources.
  905 14:00:56.903333  Show resources in subtree (Root Device)...After reading.
  906 14:00:56.909635   Root Device child on link 0 CPU_CLUSTER: 0
  907 14:00:56.913053    CPU_CLUSTER: 0 child on link 0 APIC: 00
  908 14:00:56.913138     APIC: 00
  909 14:00:56.916435     APIC: 01
  910 14:00:56.916521     APIC: 03
  911 14:00:56.916587     APIC: 02
  912 14:00:56.923711    DOMAIN: 0000 child on link 0 PCI: 00:00.0
  913 14:00:56.933150    DOMAIN: 0000 resource base 0 size 0 align 0 gran 0 limit ffff flags 40040100 index 10000000
  914 14:00:56.939625    DOMAIN: 0000 resource base 0 size 0 align 0 gran 0 limit ffffffff flags 40040200 index 10000100
  915 14:00:56.942899     PCI: 00:00.0
  916 14:00:56.952841     PCI: 00:00.0 resource base e0000000 size 4000000 align 0 gran 0 limit 0 flags f0000200 index 0
  917 14:00:56.962468     PCI: 00:00.0 resource base fed10000 size 8000 align 0 gran 0 limit 0 flags f0000200 index 1
  918 14:00:56.972344     PCI: 00:00.0 resource base fed18000 size 1000 align 0 gran 0 limit 0 flags f0000200 index 2
  919 14:00:56.979115     PCI: 00:00.0 resource base fed19000 size 1000 align 0 gran 0 limit 0 flags f0000200 index 3
  920 14:00:56.989133     PCI: 00:00.0 resource base fed84000 size 1000 align 0 gran 0 limit 0 flags f0000200 index 4
  921 14:00:56.999148     PCI: 00:00.0 resource base fed80000 size 4000 align 0 gran 0 limit 0 flags f0000200 index 5
  922 14:00:57.008656     PCI: 00:00.0 resource base fed90000 size 1000 align 0 gran 0 limit 0 flags f0000200 index 6
  923 14:00:57.018963     PCI: 00:00.0 resource base fed91000 size 1000 align 0 gran 0 limit 0 flags f0000200 index 7
  924 14:00:57.025517     PCI: 00:00.0 resource base 0 size a0000 align 0 gran 0 limit 0 flags e0004200 index 8
  925 14:00:57.035412     PCI: 00:00.0 resource base c0000 size 7af40000 align 0 gran 0 limit 0 flags e0004200 index 9
  926 14:00:57.045223     PCI: 00:00.0 resource base 7b000000 size 800000 align 0 gran 0 limit 0 flags f0004200 index b
  927 14:00:57.055318     PCI: 00:00.0 resource base 7b800000 size 4800000 align 0 gran 0 limit 0 flags f0000200 index c
  928 14:00:57.064848     PCI: 00:00.0 resource base 100000000 size 7f000000 align 0 gran 0 limit 0 flags e0004200 index d
  929 14:00:57.074755     PCI: 00:00.0 resource base a0000 size 20000 align 0 gran 0 limit 0 flags f0000200 index e
  930 14:00:57.081324     PCI: 00:00.0 resource base c0000 size 40000 align 0 gran 0 limit 0 flags f0004200 index f
  931 14:00:57.084692     PCI: 00:02.0
  932 14:00:57.094995     PCI: 00:02.0 resource base 0 size 1000000 align 24 gran 24 limit ffffffffffffffff flags 201 index 10
  933 14:00:57.104960     PCI: 00:02.0 resource base 0 size 10000000 align 28 gran 28 limit ffffffffffffffff flags 1201 index 18
  934 14:00:57.114739     PCI: 00:02.0 resource base 0 size 40 align 6 gran 6 limit ffff flags 100 index 20
  935 14:00:57.114830     PCI: 00:04.0
  936 14:00:57.124583     PCI: 00:04.0 resource base 0 size 8000 align 15 gran 15 limit ffffffffffffffff flags 201 index 10
  937 14:00:57.127738     PCI: 00:08.0
  938 14:00:57.137655     PCI: 00:08.0 resource base 0 size 1000 align 12 gran 12 limit ffffffffffffffff flags 201 index 10
  939 14:00:57.141331     PCI: 00:14.0 child on link 0 USB0 port 0
  940 14:00:57.151305     PCI: 00:14.0 resource base 0 size 10000 align 16 gran 16 limit ffffffffffffffff flags 201 index 10
  941 14:00:57.154635      USB0 port 0 child on link 0 USB2 port 0
  942 14:00:57.158167       USB2 port 0
  943 14:00:57.158288       USB2 port 1
  944 14:00:57.161269       USB2 port 2
  945 14:00:57.161346       USB2 port 4
  946 14:00:57.164542       USB2 port 8
  947 14:00:57.167808     PCI: 00:14.1
  948 14:00:57.167891     PCI: 00:14.2
  949 14:00:57.177863     PCI: 00:14.2 resource base 0 size 1000 align 12 gran 12 limit ffffffffffffffff flags 201 index 10
  950 14:00:57.181161     PCI: 00:15.0 child on link 0 I2C: 01:5c
  951 14:00:57.191173     PCI: 00:15.0 resource base 0 size 1000 align 12 gran 12 limit ffffffffffffffff flags 201 index 10
  952 14:00:57.194231      I2C: 01:5c
  953 14:00:57.197521     PCI: 00:15.1 child on link 0 I2C: 02:15
  954 14:00:57.207469     PCI: 00:15.1 resource base 0 size 1000 align 12 gran 12 limit ffffffffffffffff flags 201 index 10
  955 14:00:57.210560      I2C: 02:15
  956 14:00:57.210644     PCI: 00:15.2
  957 14:00:57.214281     PCI: 00:15.3
  958 14:00:57.214365     PCI: 00:16.0
  959 14:00:57.223793     PCI: 00:16.0 resource base 0 size 1000 align 12 gran 12 limit ffffffffffffffff flags 201 index 10
  960 14:00:57.227135     PCI: 00:16.1
  961 14:00:57.227241     PCI: 00:16.2
  962 14:00:57.230751     PCI: 00:16.3
  963 14:00:57.230836     PCI: 00:16.4
  964 14:00:57.234080     PCI: 00:17.0
  965 14:00:57.234166     PCI: 00:19.0
  966 14:00:57.243876     PCI: 00:19.0 resource base fe034000 size 1000 align 12 gran 12 limit ffffffffffffffff flags c0000200 index 10
  967 14:00:57.253886     PCI: 00:19.0 resource base 0 size 1000 align 12 gran 12 limit ffffffffffffffff flags 201 index 18
  968 14:00:57.260098     PCI: 00:19.1 child on link 0 I2C: 03:39
  969 14:00:57.270260     PCI: 00:19.1 resource base 0 size 1000 align 12 gran 12 limit ffffffffffffffff flags 201 index 10
  970 14:00:57.270377      I2C: 03:39
  971 14:00:57.273765      I2C: 03:3a
  972 14:00:57.273849      I2C: 03:1a
  973 14:00:57.276956     PCI: 00:19.2
  974 14:00:57.280390     PCI: 00:1c.0 child on link 0 PCI: 01:00.0
  975 14:00:57.290415     PCI: 00:1c.0 resource base 0 size 0 align 12 gran 12 limit ffff flags 80102 index 1c
  976 14:00:57.300125     PCI: 00:1c.0 resource base 0 size 0 align 20 gran 20 limit ffffffffffffffff flags 81202 index 24
  977 14:00:57.306785     PCI: 00:1c.0 resource base 0 size 0 align 20 gran 20 limit ffffffff flags 80202 index 20
  978 14:00:57.310026      PCI: 01:00.0
  979 14:00:57.319885      PCI: 01:00.0 resource base 0 size 2000 align 13 gran 13 limit ffffffffffffffff flags 201 index 10
  980 14:00:57.319971     PCI: 00:1c.1
  981 14:00:57.323144     PCI: 00:1c.2
  982 14:00:57.323261     PCI: 00:1c.3
  983 14:00:57.326507     PCI: 00:1c.4
  984 14:00:57.326625     PCI: 00:1c.5
  985 14:00:57.329861     PCI: 00:1c.6
  986 14:00:57.329994     PCI: 00:1c.7
  987 14:00:57.333134     PCI: 00:1d.0
  988 14:00:57.333218     PCI: 00:1d.1
  989 14:00:57.336347     PCI: 00:1d.2
  990 14:00:57.336433     PCI: 00:1d.3
  991 14:00:57.339506     PCI: 00:1e.0
  992 14:00:57.349908     PCI: 00:1e.0 resource base 0 size 1000 align 12 gran 12 limit ffffffffffffffff flags 201 index 10
  993 14:00:57.350011     PCI: 00:1e.1
  994 14:00:57.356051     PCI: 00:1e.2 child on link 0 SPI: 00
  995 14:00:57.365954     PCI: 00:1e.2 resource base 0 size 1000 align 12 gran 12 limit ffffffffffffffff flags 201 index 10
  996 14:00:57.366074      SPI: 00
  997 14:00:57.366147     PCI: 00:1e.3
  998 14:00:57.369286     PCI: 00:1e.4
  999 14:00:57.379382     PCI: 00:1e.4 resource base 0 size 1000 align 12 gran 12 limit ffffffffffffffff flags 201 index 10
 1000 14:00:57.379465     PCI: 00:1e.5
 1001 14:00:57.382951     PCI: 00:1e.6
 1002 14:00:57.392848     PCI: 00:1e.6 resource base 0 size 1000 align 12 gran 12 limit ffffffffffffffff flags 201 index 10
 1003 14:00:57.396090     PCI: 00:1f.0 child on link 0 PNP: 0c09.0
 1004 14:00:57.406272     PCI: 00:1f.0 resource base 0 size 1000 align 0 gran 0 limit 0 flags c0000100 index 0
 1005 14:00:57.406368      PNP: 0c09.0
 1006 14:00:57.415876      PNP: 0c09.0 resource base 800 size 1ff align 0 gran 0 limit 0 flags c0000100 index 0
 1007 14:00:57.415962     PCI: 00:1f.1
 1008 14:00:57.419003     PCI: 00:1f.2
 1009 14:00:57.428996     PCI: 00:1f.2 resource base 0 size 4000 align 14 gran 14 limit ffffffff flags 200 index 10
 1010 14:00:57.438695     PCI: 00:1f.2 resource base fe000000 size 10000 align 0 gran 0 limit 0 flags d0000200 index 48
 1011 14:00:57.445754     PCI: 00:1f.2 resource base 1800 size 100 align 0 gran 0 limit 0 flags c0000100 index 40
 1012 14:00:57.449109     PCI: 00:1f.3
 1013 14:00:57.458705     PCI: 00:1f.3 resource base 0 size 4000 align 14 gran 14 limit ffffffffffffffff flags 201 index 10
 1014 14:00:57.468502     PCI: 00:1f.3 resource base 0 size 10000 align 16 gran 16 limit ffffffffffffffff flags 201 index 20
 1015 14:00:57.468602     PCI: 00:1f.4
 1016 14:00:57.478438     PCI: 00:1f.4 resource base efa0 size 20 align 0 gran 0 limit efbf flags f0000100 index 20
 1017 14:00:57.488620     PCI: 00:1f.4 resource base 0 size 100 align 12 gran 8 limit ffffffffffffffff flags 201 index 10
 1018 14:00:57.491991     PCI: 00:1f.5
 1019 14:00:57.498188     PCI: 00:1f.5 resource base 0 size 1000 align 12 gran 12 limit ffffffff flags 200 index 10
 1020 14:00:57.501905     PCI: 00:1f.6
 1021 14:00:57.508523  DOMAIN: 0000 io: base: 0 size: 0 align: 0 gran: 0 limit: ffff
 1022 14:00:57.515209  PCI: 00:1c.0 io: base: 0 size: 0 align: 12 gran: 12 limit: ffff
 1023 14:00:57.521673  PCI: 00:1c.0 io: base: 0 size: 0 align: 12 gran: 12 limit: ffff done
 1024 14:00:57.525134  PCI: 00:02.0 20 *  [0x0 - 0x3f] io
 1025 14:00:57.531443  DOMAIN: 0000 io: base: 40 size: 40 align: 6 gran: 0 limit: ffff done
 1026 14:00:57.538183  DOMAIN: 0000 mem: base: 0 size: 0 align: 0 gran: 0 limit: ffffffff
 1027 14:00:57.544612  PCI: 00:1c.0 prefmem: base: 0 size: 0 align: 20 gran: 20 limit: ffffffffffffffff
 1028 14:00:57.597664  PCI: 00:1c.0 prefmem: base: 0 size: 0 align: 20 gran: 20 limit: ffffffffffffffff done
 1029 14:00:57.597953  PCI: 00:1c.0 mem: base: 0 size: 0 align: 20 gran: 20 limit: ffffffff
 1030 14:00:57.598225  PCI: 01:00.0 10 *  [0x0 - 0x1fff] mem
 1031 14:00:57.598299  PCI: 00:1c.0 mem: base: 2000 size: 100000 align: 20 gran: 20 limit: ffffffff done
 1032 14:00:57.598556  PCI: 00:02.0 18 *  [0x0 - 0xfffffff] prefmem
 1033 14:00:57.598816  PCI: 00:02.0 10 *  [0x10000000 - 0x10ffffff] mem
 1034 14:00:57.598890  PCI: 00:1c.0 20 *  [0x11000000 - 0x110fffff] mem
 1035 14:00:57.599368  PCI: 00:14.0 10 *  [0x11100000 - 0x1110ffff] mem
 1036 14:00:57.599640  PCI: 00:1f.3 20 *  [0x11110000 - 0x1111ffff] mem
 1037 14:00:57.647865  PCI: 00:04.0 10 *  [0x11120000 - 0x11127fff] mem
 1038 14:00:57.647968  PCI: 00:1f.2 10 *  [0x11128000 - 0x1112bfff] mem
 1039 14:00:57.648036  PCI: 00:1f.3 10 *  [0x1112c000 - 0x1112ffff] mem
 1040 14:00:57.648311  PCI: 00:08.0 10 *  [0x11130000 - 0x11130fff] mem
 1041 14:00:57.648379  PCI: 00:14.2 10 *  [0x11131000 - 0x11131fff] mem
 1042 14:00:57.648977  PCI: 00:15.0 10 *  [0x11132000 - 0x11132fff] mem
 1043 14:00:57.649064  PCI: 00:15.1 10 *  [0x11133000 - 0x11133fff] mem
 1044 14:00:57.649335  PCI: 00:16.0 10 *  [0x11134000 - 0x11134fff] mem
 1045 14:00:57.649406  PCI: 00:19.0 18 *  [0x11135000 - 0x11135fff] mem
 1046 14:00:57.650007  PCI: 00:19.1 10 *  [0x11136000 - 0x11136fff] mem
 1047 14:00:57.688926  PCI: 00:1e.0 10 *  [0x11137000 - 0x11137fff] mem
 1048 14:00:57.689065  PCI: 00:1e.2 10 *  [0x11138000 - 0x11138fff] mem
 1049 14:00:57.689339  PCI: 00:1e.4 10 *  [0x11139000 - 0x11139fff] mem
 1050 14:00:57.689632  PCI: 00:1e.6 10 *  [0x1113a000 - 0x1113afff] mem
 1051 14:00:57.689700  PCI: 00:1f.5 10 *  [0x1113b000 - 0x1113bfff] mem
 1052 14:00:57.689995  PCI: 00:1f.4 10 *  [0x1113c000 - 0x1113c0ff] mem
 1053 14:00:57.690639  DOMAIN: 0000 mem: base: 1113c100 size: 1113c100 align: 28 gran: 0 limit: ffffffff done
 1054 14:00:57.690725  avoid_fixed_resources: DOMAIN: 0000
 1055 14:00:57.693315  avoid_fixed_resources:@DOMAIN: 0000 10000000 limit 0000ffff
 1056 14:00:57.699476  avoid_fixed_resources:@DOMAIN: 0000 10000100 limit ffffffff
 1057 14:00:57.706065  constrain_resources: PCI: 00:00.0 00 base e0000000 limit e3ffffff mem (fixed)
 1058 14:00:57.712820  constrain_resources: PCI: 00:00.0 08 base 00000000 limit 0009ffff mem (fixed)
 1059 14:00:57.722829  constrain_resources: PCI: 00:00.0 09 base 000c0000 limit 7affffff mem (fixed)
 1060 14:00:57.729617  constrain_resources: PCI: 00:00.0 0b base 7b000000 limit 7b7fffff mem (fixed)
 1061 14:00:57.735787  constrain_resources: PCI: 00:00.0 0c base 7b800000 limit 7fffffff mem (fixed)
 1062 14:00:57.746051  constrain_resources: PCI: 00:1f.0 00 base 00000000 limit 00000fff io (fixed)
 1063 14:00:57.752576  constrain_resources: PCI: 00:1f.2 40 base 00001800 limit 000018ff io (fixed)
 1064 14:00:57.759142  constrain_resources: PCI: 00:1f.4 20 base 0000efa0 limit 0000efbf io (fixed)
 1065 14:00:57.765756  avoid_fixed_resources:@DOMAIN: 0000 10000000 base 00001900 limit 0000ef9f
 1066 14:00:57.775365  avoid_fixed_resources:@DOMAIN: 0000 10000100 base c0000000 limit dfffffff
 1067 14:00:57.775450  Setting resources...
 1068 14:00:57.782651  DOMAIN: 0000 io: base:1900 size:40 align:6 gran:0 limit:ef9f
 1069 14:00:57.785309  PCI: 00:02.0 20 *  [0x1c00 - 0x1c3f] io
 1070 14:00:57.791939  DOMAIN: 0000 io: next_base: 1c40 size: 40 align: 6 gran: 0 done
 1071 14:00:57.798563  PCI: 00:1c.0 io: base:ef9f size:0 align:12 gran:12 limit:ef9f
 1072 14:00:57.805504  PCI: 00:1c.0 io: next_base: ef9f size: 0 align: 12 gran: 12 done
 1073 14:00:57.812131  DOMAIN: 0000 mem: base:c0000000 size:1113c100 align:28 gran:0 limit:dfffffff
 1074 14:00:57.818680  PCI: 00:02.0 18 *  [0xc0000000 - 0xcfffffff] prefmem
 1075 14:00:57.821871  PCI: 00:02.0 10 *  [0xd0000000 - 0xd0ffffff] mem
 1076 14:00:57.828494  PCI: 00:1c.0 20 *  [0xd1000000 - 0xd10fffff] mem
 1077 14:00:57.831717  PCI: 00:14.0 10 *  [0xd1100000 - 0xd110ffff] mem
 1078 14:00:57.838136  PCI: 00:1f.3 20 *  [0xd1110000 - 0xd111ffff] mem
 1079 14:00:57.841798  PCI: 00:04.0 10 *  [0xd1120000 - 0xd1127fff] mem
 1080 14:00:57.848289  PCI: 00:1f.2 10 *  [0xd1128000 - 0xd112bfff] mem
 1081 14:00:57.851557  PCI: 00:1f.3 10 *  [0xd112c000 - 0xd112ffff] mem
 1082 14:00:57.858093  PCI: 00:08.0 10 *  [0xd1130000 - 0xd1130fff] mem
 1083 14:00:57.861324  PCI: 00:14.2 10 *  [0xd1131000 - 0xd1131fff] mem
 1084 14:00:57.867968  PCI: 00:15.0 10 *  [0xd1132000 - 0xd1132fff] mem
 1085 14:00:57.871407  PCI: 00:15.1 10 *  [0xd1133000 - 0xd1133fff] mem
 1086 14:00:57.877905  PCI: 00:16.0 10 *  [0xd1134000 - 0xd1134fff] mem
 1087 14:00:57.881529  PCI: 00:19.0 18 *  [0xd1135000 - 0xd1135fff] mem
 1088 14:00:57.884727  PCI: 00:19.1 10 *  [0xd1136000 - 0xd1136fff] mem
 1089 14:00:57.891408  PCI: 00:1e.0 10 *  [0xd1137000 - 0xd1137fff] mem
 1090 14:00:57.894543  PCI: 00:1e.2 10 *  [0xd1138000 - 0xd1138fff] mem
 1091 14:00:57.901189  PCI: 00:1e.4 10 *  [0xd1139000 - 0xd1139fff] mem
 1092 14:00:57.904420  PCI: 00:1e.6 10 *  [0xd113a000 - 0xd113afff] mem
 1093 14:00:57.911250  PCI: 00:1f.5 10 *  [0xd113b000 - 0xd113bfff] mem
 1094 14:00:57.914548  PCI: 00:1f.4 10 *  [0xd113c000 - 0xd113c0ff] mem
 1095 14:00:57.924201  DOMAIN: 0000 mem: next_base: d113c100 size: 1113c100 align: 28 gran: 0 done
 1096 14:00:57.930778  PCI: 00:1c.0 prefmem: base:dfffffff size:0 align:20 gran:20 limit:dfffffff
 1097 14:00:57.937694  PCI: 00:1c.0 prefmem: next_base: dfffffff size: 0 align: 20 gran: 20 done
 1098 14:00:57.943861  PCI: 00:1c.0 mem: base:d1000000 size:100000 align:20 gran:20 limit:d10fffff
 1099 14:00:57.950828  PCI: 01:00.0 10 *  [0xd1000000 - 0xd1001fff] mem
 1100 14:00:57.957486  PCI: 00:1c.0 mem: next_base: d1002000 size: 100000 align: 20 gran: 20 done
 1101 14:00:57.960726  Root Device assign_resources, bus 0 link: 0
 1102 14:00:57.967275  DOMAIN: 0000 assign_resources, bus 0 link: 0
 1103 14:00:57.973886  PCI: 00:02.0 10 <- [0x00d0000000 - 0x00d0ffffff] size 0x01000000 gran 0x18 mem64
 1104 14:00:57.983494  PCI: 00:02.0 18 <- [0x00c0000000 - 0x00cfffffff] size 0x10000000 gran 0x1c prefmem64
 1105 14:00:57.990587  PCI: 00:02.0 20 <- [0x0000001c00 - 0x0000001c3f] size 0x00000040 gran 0x06 io
 1106 14:00:58.000111  PCI: 00:04.0 10 <- [0x00d1120000 - 0x00d1127fff] size 0x00008000 gran 0x0f mem64
 1107 14:00:58.006679  PCI: 00:08.0 10 <- [0x00d1130000 - 0x00d1130fff] size 0x00001000 gran 0x0c mem64
 1108 14:00:58.013094  PCI: 00:14.0 10 <- [0x00d1100000 - 0x00d110ffff] size 0x00010000 gran 0x10 mem64
 1109 14:00:58.019799  PCI: 00:14.0 assign_resources, bus 0 link: 0
 1110 14:00:58.023081  PCI: 00:14.0 assign_resources, bus 0 link: 0
 1111 14:00:58.033294  PCI: 00:14.2 10 <- [0x00d1131000 - 0x00d1131fff] size 0x00001000 gran 0x0c mem64
 1112 14:00:58.039696  PCI: 00:15.0 10 <- [0x00d1132000 - 0x00d1132fff] size 0x00001000 gran 0x0c mem64
 1113 14:00:58.046522  PCI: 00:15.0 assign_resources, bus 1 link: 0
 1114 14:00:58.049791  PCI: 00:15.0 assign_resources, bus 1 link: 0
 1115 14:00:58.056531  PCI: 00:15.1 10 <- [0x00d1133000 - 0x00d1133fff] size 0x00001000 gran 0x0c mem64
 1116 14:00:58.062978  PCI: 00:15.1 assign_resources, bus 2 link: 0
 1117 14:00:58.065831  PCI: 00:15.1 assign_resources, bus 2 link: 0
 1118 14:00:58.075975  PCI: 00:16.0 10 <- [0x00d1134000 - 0x00d1134fff] size 0x00001000 gran 0x0c mem64
 1119 14:00:58.082700  PCI: 00:19.0 18 <- [0x00d1135000 - 0x00d1135fff] size 0x00001000 gran 0x0c mem64
 1120 14:00:58.092410  PCI: 00:19.1 10 <- [0x00d1136000 - 0x00d1136fff] size 0x00001000 gran 0x0c mem64
 1121 14:00:58.095836  PCI: 00:19.1 assign_resources, bus 3 link: 0
 1122 14:00:58.099041  PCI: 00:19.1 assign_resources, bus 3 link: 0
 1123 14:00:58.109041  PCI: 00:1c.0 1c <- [0x000000ef9f - 0x000000ef9e] size 0x00000000 gran 0x0c bus 01 io
 1124 14:00:58.118733  PCI: 00:1c.0 24 <- [0x00dfffffff - 0x00dffffffe] size 0x00000000 gran 0x14 bus 01 prefmem
 1125 14:00:58.125812  PCI: 00:1c.0 20 <- [0x00d1000000 - 0x00d10fffff] size 0x00100000 gran 0x14 bus 01 mem
 1126 14:00:58.132358  PCI: 00:1c.0 assign_resources, bus 1 link: 0
 1127 14:00:58.138760  PCI: 01:00.0 10 <- [0x00d1000000 - 0x00d1001fff] size 0x00002000 gran 0x0d mem64
 1128 14:00:58.145549  PCI: 00:1c.0 assign_resources, bus 1 link: 0
 1129 14:00:58.151815  PCI: 00:1e.0 10 <- [0x00d1137000 - 0x00d1137fff] size 0x00001000 gran 0x0c mem64
 1130 14:00:58.158401  PCI: 00:1e.2 10 <- [0x00d1138000 - 0x00d1138fff] size 0x00001000 gran 0x0c mem64
 1131 14:00:58.164936  PCI: 00:1e.2 assign_resources, bus 4 link: 0
 1132 14:00:58.168721  PCI: 00:1e.2 assign_resources, bus 4 link: 0
 1133 14:00:58.178477  PCI: 00:1e.4 10 <- [0x00d1139000 - 0x00d1139fff] size 0x00001000 gran 0x0c mem64
 1134 14:00:58.185032  PCI: 00:1e.6 10 <- [0x00d113a000 - 0x00d113afff] size 0x00001000 gran 0x0c mem64
 1135 14:00:58.191473  PCI: 00:1f.0 assign_resources, bus 0 link: 0
 1136 14:00:58.194762  PCI: 00:1f.0 assign_resources, bus 0 link: 0
 1137 14:00:58.198080  LPC: Trying to open IO window from 800 size 1ff
 1138 14:00:58.208473  PCI: 00:1f.2 10 <- [0x00d1128000 - 0x00d112bfff] size 0x00004000 gran 0x0e mem
 1139 14:00:58.214608  PCI: 00:1f.3 10 <- [0x00d112c000 - 0x00d112ffff] size 0x00004000 gran 0x0e mem64
 1140 14:00:58.224785  PCI: 00:1f.3 20 <- [0x00d1110000 - 0x00d111ffff] size 0x00010000 gran 0x10 mem64
 1141 14:00:58.231343  PCI: 00:1f.4 10 <- [0x00d113c000 - 0x00d113c0ff] size 0x00000100 gran 0x08 mem64
 1142 14:00:58.241043  PCI: 00:1f.5 10 <- [0x00d113b000 - 0x00d113bfff] size 0x00001000 gran 0x0c mem
 1143 14:00:58.244858  DOMAIN: 0000 assign_resources, bus 0 link: 0
 1144 14:00:58.248096  Root Device assign_resources, bus 0 link: 0
 1145 14:00:58.251284  Done setting resources.
 1146 14:00:58.257901  Show resources in subtree (Root Device)...After assigning values.
 1147 14:00:58.261150   Root Device child on link 0 CPU_CLUSTER: 0
 1148 14:00:58.267906    CPU_CLUSTER: 0 child on link 0 APIC: 00
 1149 14:00:58.267995     APIC: 00
 1150 14:00:58.268062     APIC: 01
 1151 14:00:58.271194     APIC: 03
 1152 14:00:58.271270     APIC: 02
 1153 14:00:58.277709    DOMAIN: 0000 child on link 0 PCI: 00:00.0
 1154 14:00:58.284137    DOMAIN: 0000 resource base 1900 size 40 align 6 gran 0 limit ef9f flags 40040100 index 10000000
 1155 14:00:58.297621    DOMAIN: 0000 resource base c0000000 size 1113c100 align 28 gran 0 limit dfffffff flags 40040200 index 10000100
 1156 14:00:58.297708     PCI: 00:00.0
 1157 14:00:58.307586     PCI: 00:00.0 resource base e0000000 size 4000000 align 0 gran 0 limit 0 flags f0000200 index 0
 1158 14:00:58.317395     PCI: 00:00.0 resource base fed10000 size 8000 align 0 gran 0 limit 0 flags f0000200 index 1
 1159 14:00:58.326975     PCI: 00:00.0 resource base fed18000 size 1000 align 0 gran 0 limit 0 flags f0000200 index 2
 1160 14:00:58.337342     PCI: 00:00.0 resource base fed19000 size 1000 align 0 gran 0 limit 0 flags f0000200 index 3
 1161 14:00:58.347266     PCI: 00:00.0 resource base fed84000 size 1000 align 0 gran 0 limit 0 flags f0000200 index 4
 1162 14:00:58.353776     PCI: 00:00.0 resource base fed80000 size 4000 align 0 gran 0 limit 0 flags f0000200 index 5
 1163 14:00:58.363628     PCI: 00:00.0 resource base fed90000 size 1000 align 0 gran 0 limit 0 flags f0000200 index 6
 1164 14:00:58.373545     PCI: 00:00.0 resource base fed91000 size 1000 align 0 gran 0 limit 0 flags f0000200 index 7
 1165 14:00:58.383594     PCI: 00:00.0 resource base 0 size a0000 align 0 gran 0 limit 0 flags e0004200 index 8
 1166 14:00:58.390094     PCI: 00:00.0 resource base c0000 size 7af40000 align 0 gran 0 limit 0 flags e0004200 index 9
 1167 14:00:58.399837     PCI: 00:00.0 resource base 7b000000 size 800000 align 0 gran 0 limit 0 flags f0004200 index b
 1168 14:00:58.409645     PCI: 00:00.0 resource base 7b800000 size 4800000 align 0 gran 0 limit 0 flags f0000200 index c
 1169 14:00:58.419506     PCI: 00:00.0 resource base 100000000 size 7f000000 align 0 gran 0 limit 0 flags e0004200 index d
 1170 14:00:58.429388     PCI: 00:00.0 resource base a0000 size 20000 align 0 gran 0 limit 0 flags f0000200 index e
 1171 14:00:58.439665     PCI: 00:00.0 resource base c0000 size 40000 align 0 gran 0 limit 0 flags f0004200 index f
 1172 14:00:58.439753     PCI: 00:02.0
 1173 14:00:58.449377     PCI: 00:02.0 resource base d0000000 size 1000000 align 24 gran 24 limit d0ffffff flags 60000201 index 10
 1174 14:00:58.462518     PCI: 00:02.0 resource base c0000000 size 10000000 align 28 gran 28 limit cfffffff flags 60001201 index 18
 1175 14:00:58.469170     PCI: 00:02.0 resource base 1c00 size 40 align 6 gran 6 limit 1c3f flags 60000100 index 20
 1176 14:00:58.472499     PCI: 00:04.0
 1177 14:00:58.482277     PCI: 00:04.0 resource base d1120000 size 8000 align 15 gran 15 limit d1127fff flags 60000201 index 10
 1178 14:00:58.486278     PCI: 00:08.0
 1179 14:00:58.495766     PCI: 00:08.0 resource base d1130000 size 1000 align 12 gran 12 limit d1130fff flags 60000201 index 10
 1180 14:00:58.499106     PCI: 00:14.0 child on link 0 USB0 port 0
 1181 14:00:58.509108     PCI: 00:14.0 resource base d1100000 size 10000 align 16 gran 16 limit d110ffff flags 60000201 index 10
 1182 14:00:58.515741      USB0 port 0 child on link 0 USB2 port 0
 1183 14:00:58.515828       USB2 port 0
 1184 14:00:58.519198       USB2 port 1
 1185 14:00:58.519280       USB2 port 2
 1186 14:00:58.522401       USB2 port 4
 1187 14:00:58.522483       USB2 port 8
 1188 14:00:58.525511     PCI: 00:14.1
 1189 14:00:58.525593     PCI: 00:14.2
 1190 14:00:58.535316     PCI: 00:14.2 resource base d1131000 size 1000 align 12 gran 12 limit d1131fff flags 60000201 index 10
 1191 14:00:58.541853     PCI: 00:15.0 child on link 0 I2C: 01:5c
 1192 14:00:58.552060     PCI: 00:15.0 resource base d1132000 size 1000 align 12 gran 12 limit d1132fff flags 60000201 index 10
 1193 14:00:58.552153      I2C: 01:5c
 1194 14:00:58.555133     PCI: 00:15.1 child on link 0 I2C: 02:15
 1195 14:00:58.568618     PCI: 00:15.1 resource base d1133000 size 1000 align 12 gran 12 limit d1133fff flags 60000201 index 10
 1196 14:00:58.568711      I2C: 02:15
 1197 14:00:58.571914     PCI: 00:15.2
 1198 14:00:58.571993     PCI: 00:15.3
 1199 14:00:58.575223     PCI: 00:16.0
 1200 14:00:58.585205     PCI: 00:16.0 resource base d1134000 size 1000 align 12 gran 12 limit d1134fff flags 60000201 index 10
 1201 14:00:58.585287     PCI: 00:16.1
 1202 14:00:58.588449     PCI: 00:16.2
 1203 14:00:58.588528     PCI: 00:16.3
 1204 14:00:58.591549     PCI: 00:16.4
 1205 14:00:58.591627     PCI: 00:17.0
 1206 14:00:58.595244     PCI: 00:19.0
 1207 14:00:58.605215     PCI: 00:19.0 resource base fe034000 size 1000 align 12 gran 12 limit ffffffffffffffff flags c0000200 index 10
 1208 14:00:58.614662     PCI: 00:19.0 resource base d1135000 size 1000 align 12 gran 12 limit d1135fff flags 60000201 index 18
 1209 14:00:58.617988     PCI: 00:19.1 child on link 0 I2C: 03:39
 1210 14:00:58.631514     PCI: 00:19.1 resource base d1136000 size 1000 align 12 gran 12 limit d1136fff flags 60000201 index 10
 1211 14:00:58.631620      I2C: 03:39
 1212 14:00:58.631699      I2C: 03:3a
 1213 14:00:58.634845      I2C: 03:1a
 1214 14:00:58.634930     PCI: 00:19.2
 1215 14:00:58.641633     PCI: 00:1c.0 child on link 0 PCI: 01:00.0
 1216 14:00:58.651391     PCI: 00:1c.0 resource base ef9f size 0 align 12 gran 12 limit ef9f flags 60080102 index 1c
 1217 14:00:58.661039     PCI: 00:1c.0 resource base dfffffff size 0 align 20 gran 20 limit dfffffff flags 60081202 index 24
 1218 14:00:58.671076     PCI: 00:1c.0 resource base d1000000 size 100000 align 20 gran 20 limit d10fffff flags 60080202 index 20
 1219 14:00:58.671171      PCI: 01:00.0
 1220 14:00:58.681465      PCI: 01:00.0 resource base d1000000 size 2000 align 13 gran 13 limit d1001fff flags 60000201 index 10
 1221 14:00:58.684733     PCI: 00:1c.1
 1222 14:00:58.684818     PCI: 00:1c.2
 1223 14:00:58.687829     PCI: 00:1c.3
 1224 14:00:58.687907     PCI: 00:1c.4
 1225 14:00:58.691199     PCI: 00:1c.5
 1226 14:00:58.691281     PCI: 00:1c.6
 1227 14:00:58.694459     PCI: 00:1c.7
 1228 14:00:58.694543     PCI: 00:1d.0
 1229 14:00:58.697533     PCI: 00:1d.1
 1230 14:00:58.697614     PCI: 00:1d.2
 1231 14:00:58.701204     PCI: 00:1d.3
 1232 14:00:58.701283     PCI: 00:1e.0
 1233 14:00:58.713932     PCI: 00:1e.0 resource base d1137000 size 1000 align 12 gran 12 limit d1137fff flags 60000201 index 10
 1234 14:00:58.714024     PCI: 00:1e.1
 1235 14:00:58.717176     PCI: 00:1e.2 child on link 0 SPI: 00
 1236 14:00:58.727126     PCI: 00:1e.2 resource base d1138000 size 1000 align 12 gran 12 limit d1138fff flags 60000201 index 10
 1237 14:00:58.730881      SPI: 00
 1238 14:00:58.730963     PCI: 00:1e.3
 1239 14:00:58.734191     PCI: 00:1e.4
 1240 14:00:58.744332     PCI: 00:1e.4 resource base d1139000 size 1000 align 12 gran 12 limit d1139fff flags 60000201 index 10
 1241 14:00:58.744431     PCI: 00:1e.5
 1242 14:00:58.747383     PCI: 00:1e.6
 1243 14:00:58.756990     PCI: 00:1e.6 resource base d113a000 size 1000 align 12 gran 12 limit d113afff flags 60000201 index 10
 1244 14:00:58.760238     PCI: 00:1f.0 child on link 0 PNP: 0c09.0
 1245 14:00:58.770290     PCI: 00:1f.0 resource base 0 size 1000 align 0 gran 0 limit 0 flags c0000100 index 0
 1246 14:00:58.770380      PNP: 0c09.0
 1247 14:00:58.780200      PNP: 0c09.0 resource base 800 size 1ff align 0 gran 0 limit 0 flags c0000100 index 0
 1248 14:00:58.783498     PCI: 00:1f.1
 1249 14:00:58.783585     PCI: 00:1f.2
 1250 14:00:58.793347     PCI: 00:1f.2 resource base d1128000 size 4000 align 14 gran 14 limit d112bfff flags 60000200 index 10
 1251 14:00:58.803569     PCI: 00:1f.2 resource base fe000000 size 10000 align 0 gran 0 limit 0 flags d0000200 index 48
 1252 14:00:58.813039     PCI: 00:1f.2 resource base 1800 size 100 align 0 gran 0 limit 0 flags c0000100 index 40
 1253 14:00:58.813139     PCI: 00:1f.3
 1254 14:00:58.823294     PCI: 00:1f.3 resource base d112c000 size 4000 align 14 gran 14 limit d112ffff flags 60000201 index 10
 1255 14:00:58.836679     PCI: 00:1f.3 resource base d1110000 size 10000 align 16 gran 16 limit d111ffff flags 60000201 index 20
 1256 14:00:58.836770     PCI: 00:1f.4
 1257 14:00:58.846461     PCI: 00:1f.4 resource base efa0 size 20 align 0 gran 0 limit efbf flags f0000100 index 20
 1258 14:00:58.856266     PCI: 00:1f.4 resource base d113c000 size 100 align 12 gran 8 limit d113c0ff flags 60000201 index 10
 1259 14:00:58.856362     PCI: 00:1f.5
 1260 14:00:58.869387     PCI: 00:1f.5 resource base d113b000 size 1000 align 12 gran 12 limit d113bfff flags 60000200 index 10
 1261 14:00:58.869483     PCI: 00:1f.6
 1262 14:00:58.872743  Done allocating resources.
 1263 14:00:58.878996  BS: BS_DEV_RESOURCES times (us): entry 0 run 2114301 exit 30
 1264 14:00:58.879080  Enabling resources...
 1265 14:00:58.886562  PCI: 00:00.0 subsystem <- 8086/590c
 1266 14:00:58.886651  PCI: 00:00.0 cmd <- 06
 1267 14:00:58.889917  PCI: 00:02.0 subsystem <- 8086/591c
 1268 14:00:58.893229  PCI: 00:02.0 cmd <- 03
 1269 14:00:58.896177  PCI: 00:04.0 cmd <- 02
 1270 14:00:58.899439  PCI: 00:08.0 cmd <- 06
 1271 14:00:58.903153  PCI: 00:14.0 subsystem <- 8086/9d2f
 1272 14:00:58.906524  PCI: 00:14.0 cmd <- 02
 1273 14:00:58.909403  PCI: 00:14.2 subsystem <- 8086/9d31
 1274 14:00:58.909482  PCI: 00:14.2 cmd <- 02
 1275 14:00:58.916198  PCI: 00:15.0 subsystem <- 8086/9d60
 1276 14:00:58.916280  PCI: 00:15.0 cmd <- 06
 1277 14:00:58.918907  PCI: 00:15.1 subsystem <- 8086/9d61
 1278 14:00:58.922475  PCI: 00:15.1 cmd <- 06
 1279 14:00:58.925763  PCI: 00:16.0 subsystem <- 8086/9d3a
 1280 14:00:58.929126  PCI: 00:16.0 cmd <- 02
 1281 14:00:58.932385  PCI: 00:19.0 subsystem <- 8086/9d66
 1282 14:00:58.935252  PCI: 00:19.0 cmd <- 06
 1283 14:00:58.938506  PCI: 00:19.1 subsystem <- 8086/9d65
 1284 14:00:58.941993  PCI: 00:19.1 cmd <- 06
 1285 14:00:58.945221  PCI: 00:1c.0 bridge ctrl <- 0003
 1286 14:00:58.949031  PCI: 00:1c.0 subsystem <- 8086/9d10
 1287 14:00:58.952223  PCI: 00:1c.0 cmd <- 06
 1288 14:00:58.955059  PCI: 00:1e.0 subsystem <- 8086/9d27
 1289 14:00:58.955140  PCI: 00:1e.0 cmd <- 06
 1290 14:00:58.962058  PCI: 00:1e.2 subsystem <- 8086/9d29
 1291 14:00:58.962145  PCI: 00:1e.2 cmd <- 06
 1292 14:00:58.965145  PCI: 00:1e.4 subsystem <- 8086/9d2b
 1293 14:00:58.968821  PCI: 00:1e.4 cmd <- 06
 1294 14:00:58.972095  PCI: 00:1e.6 subsystem <- 8086/9d2d
 1295 14:00:58.974843  PCI: 00:1e.6 cmd <- 06
 1296 14:00:58.978769  PCI: 00:1f.0 subsystem <- 8086/9d4b
 1297 14:00:58.981967  PCI: 00:1f.0 cmd <- 407
 1298 14:00:58.985239  PCI: 00:1f.2 subsystem <- 8086/9d21
 1299 14:00:58.988134  PCI: 00:1f.2 cmd <- 02
 1300 14:00:58.991397  PCI: 00:1f.3 subsystem <- 8086/9d71
 1301 14:00:58.995294  PCI: 00:1f.3 cmd <- 02
 1302 14:00:58.998586  PCI: 00:1f.4 subsystem <- 8086/9d23
 1303 14:00:58.998674  PCI: 00:1f.4 cmd <- 03
 1304 14:00:59.004943  PCI: 00:1f.5 subsystem <- 8086/9d24
 1305 14:00:59.005034  PCI: 00:1f.5 cmd <- 406
 1306 14:00:59.014235  PCI: 01:00.0 subsystem <- 8086/095a
 1307 14:00:59.014325  PCI: 01:00.0 cmd <- 02
 1308 14:00:59.018015  done.
 1309 14:00:59.037175  ME: Version : 11.8.50.3470
 1310 14:00:59.043445  BS: BS_DEV_ENABLE times (us): entry 230 run 139333 exit 20910
 1311 14:00:59.046895  Initializing devices...
 1312 14:00:59.050166  Root Device init ...
 1313 14:00:59.054040  Chrome EC: Set SMI mask to 0x0000000000000001
 1314 14:00:59.061476  Chrome EC: Set S5 LAZY WAKE mask to 0x0000000000000006
 1315 14:00:59.067798  Chrome EC: Set S3 LAZY WAKE mask to 0x0000000010001006
 1316 14:00:59.071028  Chrome EC: Set S0iX LAZY WAKE mask to 0x0000000010001006
 1317 14:00:59.077615  Chrome EC: Set WAKE mask to 0x0000000000000000
 1318 14:00:59.080775  Root Device init finished in 30856 usecs
 1319 14:00:59.083987  CPU_CLUSTER: 0 init ...
 1320 14:00:59.087190  CPU_CLUSTER: 0 init finished in 2445 usecs
 1321 14:00:59.091458  PCI: 00:00.0 init ...
 1322 14:00:59.094817  CPU TDP: 5 Watts
 1323 14:00:59.098114  CPU PL2 = 18 Watts
 1324 14:00:59.101451  PCI: 00:00.0 init finished in 6986 usecs
 1325 14:00:59.104605  PCI: 00:02.0 init ...
 1326 14:00:59.107715  PCI: 00:02.0 init finished in 2250 usecs
 1327 14:00:59.111091  PCI: 00:04.0 init ...
 1328 14:00:59.114352  PCI: 00:04.0 init finished in 2249 usecs
 1329 14:00:59.117616  PCI: 00:08.0 init ...
 1330 14:00:59.120782  PCI: 00:08.0 init finished in 2250 usecs
 1331 14:00:59.124192  PCI: 00:14.0 init ...
 1332 14:00:59.127550  PCI: 00:14.0 init finished in 2248 usecs
 1333 14:00:59.130664  PCI: 00:14.2 init ...
 1334 14:00:59.134068  PCI: 00:14.2 init finished in 2249 usecs
 1335 14:00:59.137250  PCI: 00:15.0 init ...
 1336 14:00:59.140658  DW I2C bus 0 at 0xd1132000 (400 KHz)
 1337 14:00:59.143882  PCI: 00:15.0 init finished in 5969 usecs
 1338 14:00:59.147145  PCI: 00:15.1 init ...
 1339 14:00:59.150644  DW I2C bus 1 at 0xd1133000 (400 KHz)
 1340 14:00:59.153736  PCI: 00:15.1 init finished in 5968 usecs
 1341 14:00:59.157402  PCI: 00:16.0 init ...
 1342 14:00:59.160549  PCI: 00:16.0 init finished in 2250 usecs
 1343 14:00:59.164677  PCI: 00:19.1 init ...
 1344 14:00:59.167901  DW I2C bus 5 at 0xd1136000 (400 KHz)
 1345 14:00:59.174316  PCI: 00:19.1 init finished in 5967 usecs
 1346 14:00:59.174405  PCI: 00:1c.0 init ...
 1347 14:00:59.177603  Initializing PCH PCIe bridge.
 1348 14:00:59.184236  PCI: 00:1c.0 init finished in 5290 usecs
 1349 14:00:59.188100  PCI: 00:1e.4 init ...
 1350 14:00:59.191417  PCI: 00:1e.4 init finished in 2249 usecs
 1351 14:00:59.195327  PCI: 00:1f.0 init ...
 1352 14:00:59.198635  IOAPIC: Initializing IOAPIC at 0xfec00000
 1353 14:00:59.205274  IOAPIC: Bootstrap Processor Local APIC = 0x00
 1354 14:00:59.205355  IOAPIC: ID = 0x02
 1355 14:00:59.208294  IOAPIC: Dumping registers
 1356 14:00:59.211624    reg 0x0000: 0x02000000
 1357 14:00:59.214952    reg 0x0001: 0x00770020
 1358 14:00:59.215048    reg 0x0002: 0x00000000
 1359 14:00:59.222000  PCI: 00:1f.0 init finished in 23493 usecs
 1360 14:00:59.225442  PCI: 00:1f.2 init ...
 1361 14:00:59.225538  RTC Init
 1362 14:00:59.228601  Set power on after power failure.
 1363 14:00:59.231907  Disabling ACPI via APMC:
 1364 14:00:59.235868  done.
 1365 14:00:59.235948  Disabling Deep S3
 1366 14:00:59.239741  Disabling Deep S3
 1367 14:00:59.239826  Enabling Deep S4
 1368 14:00:59.243015  Enabling Deep S4
 1369 14:00:59.243101  Enabling Deep S5
 1370 14:00:59.246316  Enabling Deep S5
 1371 14:00:59.249610  PCI: 00:1f.2 init finished in 23789 usecs
 1372 14:00:59.252824  PCI: 00:1f.4 init ...
 1373 14:00:59.255980  PCI: 00:1f.4 init finished in 2261 usecs
 1374 14:00:59.261457  PCI: 01:00.0 init ...
 1375 14:00:59.264430  PCI: 01:00.0 init finished in 2393 usecs
 1376 14:00:59.268570  PNP: 0c09.0 init ...
 1377 14:00:59.275444  Google Chrome EC: Hello got back 11223344 status (0)
 1378 14:00:59.278537  Google Chrome EC: version:
 1379 14:00:59.281914      ro: rammus_v2.0.387-f0df0fe2e
 1380 14:00:59.285191      rw: rammus_v2.0.425-6e0dd622e
 1381 14:00:59.285277    running image: 1
 1382 14:00:59.289509  EC returned error result code 1
 1383 14:00:59.296248  PNP: 0c09.0 init finished in 24465 usecs
 1384 14:00:59.296356  Devices initialized
 1385 14:00:59.299623  Show all devs... After init.
 1386 14:00:59.302487  Root Device: enabled 1
 1387 14:00:59.305754  CPU_CLUSTER: 0: enabled 1
 1388 14:00:59.305828  DOMAIN: 0000: enabled 1
 1389 14:00:59.309545  APIC: 00: enabled 1
 1390 14:00:59.312698  PCI: 00:00.0: enabled 1
 1391 14:00:59.315984  PCI: 00:02.0: enabled 1
 1392 14:00:59.316063  PCI: 00:14.0: enabled 1
 1393 14:00:59.319396  PCI: 00:14.1: enabled 0
 1394 14:00:59.322754  PCI: 00:14.2: enabled 1
 1395 14:00:59.322833  PCI: 00:15.0: enabled 1
 1396 14:00:59.325550  PCI: 00:15.1: enabled 1
 1397 14:00:59.328838  PCI: 00:15.2: enabled 0
 1398 14:00:59.332149  PCI: 00:15.3: enabled 0
 1399 14:00:59.332227  PCI: 00:16.0: enabled 1
 1400 14:00:59.335559  PCI: 00:16.1: enabled 0
 1401 14:00:59.338876  PCI: 00:16.2: enabled 0
 1402 14:00:59.342215  PCI: 00:16.3: enabled 0
 1403 14:00:59.342294  PCI: 00:16.4: enabled 0
 1404 14:00:59.345457  PCI: 00:17.0: enabled 0
 1405 14:00:59.348869  PCI: 00:19.0: enabled 1
 1406 14:00:59.352173  PCI: 00:19.1: enabled 1
 1407 14:00:59.352259  PCI: 00:19.2: enabled 0
 1408 14:00:59.355472  PCI: 00:1c.0: enabled 1
 1409 14:00:59.358747  PCI: 00:1c.1: enabled 0
 1410 14:00:59.358825  PCI: 00:1c.2: enabled 0
 1411 14:00:59.361967  PCI: 00:1c.3: enabled 0
 1412 14:00:59.365638  PCI: 00:1c.4: enabled 0
 1413 14:00:59.368937  PCI: 00:1c.5: enabled 0
 1414 14:00:59.369017  PCI: 00:1c.6: enabled 0
 1415 14:00:59.372070  PCI: 00:1c.7: enabled 0
 1416 14:00:59.376030  PCI: 00:1d.0: enabled 0
 1417 14:00:59.378715  PCI: 00:1d.1: enabled 0
 1418 14:00:59.378799  PCI: 00:1d.2: enabled 0
 1419 14:00:59.381929  PCI: 00:1d.3: enabled 0
 1420 14:00:59.385296  PCI: 00:1e.0: enabled 1
 1421 14:00:59.388933  PCI: 00:1e.1: enabled 0
 1422 14:00:59.389026  PCI: 00:1e.2: enabled 1
 1423 14:00:59.391848  PCI: 00:1e.3: enabled 0
 1424 14:00:59.395245  PCI: 00:1e.4: enabled 1
 1425 14:00:59.398565  PCI: 00:1e.5: enabled 0
 1426 14:00:59.398646  PCI: 00:1e.6: enabled 1
 1427 14:00:59.401722  PCI: 00:1f.0: enabled 1
 1428 14:00:59.405119  PCI: 00:1f.1: enabled 0
 1429 14:00:59.405199  PCI: 00:1f.2: enabled 1
 1430 14:00:59.408298  PCI: 00:1f.3: enabled 1
 1431 14:00:59.411553  PCI: 00:1f.4: enabled 1
 1432 14:00:59.415167  PCI: 00:1f.5: enabled 1
 1433 14:00:59.415243  PCI: 00:1f.6: enabled 0
 1434 14:00:59.418476  USB0 port 0: enabled 1
 1435 14:00:59.421427  I2C: 01:5c: enabled 1
 1436 14:00:59.421502  I2C: 02:15: enabled 1
 1437 14:00:59.425227  I2C: 03:39: enabled 1
 1438 14:00:59.428403  I2C: 03:3a: enabled 1
 1439 14:00:59.431777  I2C: 03:1a: enabled 1
 1440 14:00:59.431859  PCI: 01:00.0: enabled 1
 1441 14:00:59.434678  SPI: 00: enabled 1
 1442 14:00:59.438454  PNP: 0c09.0: enabled 1
 1443 14:00:59.438565  USB2 port 0: enabled 1
 1444 14:00:59.441308  USB2 port 1: enabled 1
 1445 14:00:59.444552  USB2 port 2: enabled 1
 1446 14:00:59.444629  USB2 port 4: enabled 1
 1447 14:00:59.447909  USB2 port 8: enabled 1
 1448 14:00:59.451347  APIC: 01: enabled 1
 1449 14:00:59.451436  APIC: 03: enabled 1
 1450 14:00:59.454607  APIC: 02: enabled 1
 1451 14:00:59.457816  PCI: 00:04.0: enabled 1
 1452 14:00:59.457896  PCI: 00:08.0: enabled 1
 1453 14:00:59.465271  FMAP: area RW_ELOG found @ 9f0000 (16384 bytes)
 1454 14:00:59.468487  ELOG: NV offset 0x9f0000 size 0x4000
 1455 14:00:59.475459  ELOG: area is 4096 bytes, full threshold 3842, shrink size 1024
 1456 14:00:59.481710  ELOG: Event(17) added with size 13 at 2022-10-28 14:00:59 UTC
 1457 14:00:59.489039  POST: Unexpected post code in previous boot: 0x34
 1458 14:00:59.495084  ELOG: Event(A3) added with size 11 at 2022-10-28 14:00:59 UTC
 1459 14:00:59.501531  ELOG: Event(A6) added with size 13 at 2022-10-28 14:00:59 UTC
 1460 14:00:59.508172  ELOG: Event(92) added with size 9 at 2022-10-28 14:00:59 UTC
 1461 14:00:59.511414  ELOG: Event(9A) added with size 9 at 2022-10-28 14:00:59 UTC
 1462 14:00:59.518141  ELOG: Event(AD) added with size 10 at 2022-10-28 14:00:59 UTC
 1463 14:00:59.524232  ELOG: Event(9F) added with size 14 at 2022-10-28 14:00:59 UTC
 1464 14:00:59.531414  BS: BS_DEV_INIT times (us): entry 0 run 417103 exit 66293
 1465 14:00:59.537591  ELOG: Event(A1) added with size 10 at 2022-10-28 14:00:59 UTC
 1466 14:00:59.547893  elog_add_boot_reason: Logged recovery mode boot (Dev-switch on), reason: 0x1b
 1467 14:00:59.550673  ELOG: Event(A0) added with size 9 at 2022-10-28 14:00:59 UTC
 1468 14:00:59.557724  elog_add_boot_reason: Logged dev mode boot
 1469 14:00:59.557811  Finalize devices...
 1470 14:00:59.560524  Devices finalized
 1471 14:00:59.563724  FMAP: area RW_NVRAM found @ 9fa000 (24576 bytes)
 1472 14:00:59.570723  BS: BS_POST_DEVICE times (us): entry 25549 run 3962 exit 5202
 1473 14:00:59.577232  BS: BS_OS_RESUME_CHECK times (us): entry 0 run 55 exit 0
 1474 14:00:59.584172  CBFS: 'Master Header Locator' located CBFS at [d00000:ffffc0)
 1475 14:00:59.587543  CBFS: Locating 'fallback/dsdt.aml'
 1476 14:00:59.590784  CBFS: Found @ offset 19af40 size 4691
 1477 14:00:59.597295  CBFS: 'Master Header Locator' located CBFS at [d00000:ffffc0)
 1478 14:00:59.600222  CBFS: Locating 'fallback/slic'
 1479 14:00:59.605114  CBFS: 'fallback/slic' not found.
 1480 14:00:59.611417  ACPI: Writing ACPI tables at 7aa9a000.
 1481 14:00:59.611508  ACPI:    * FACS
 1482 14:00:59.615033  ACPI:    * DSDT
 1483 14:00:59.618108  Ramoops buffer: 0x100000@0x7a999000.
 1484 14:00:59.621260  SGX: not enabled or not supported. skip gnvs fill
 1485 14:00:59.626435  ACPI:    * FADT
 1486 14:00:59.626519  SCI is IRQ9
 1487 14:00:59.633167  ACPI: added table 1/32, length now 40
 1488 14:00:59.633259  ACPI:     * SSDT
 1489 14:00:59.636292  Found 1 CPU(s) with 4 core(s) each.
 1490 14:00:59.642977  \_SB.PCI0.I2C0.H05C: SISC Touchscreen at I2C: 01:5c
 1491 14:00:59.646192  \_SB.PCI0.I2C1.D015: ELAN Touchpad at I2C: 02:15
 1492 14:00:59.652749  \_SB.PCI0.I2C5.MAXR: Maxim MAX98927 Codec address 039h
 1493 14:00:59.659344  \_SB.PCI0.I2C5.MAXL: Maxim MAX98927 Codec address 03ah
 1494 14:00:59.666035  \_SB.PCI0.I2C5.DLG7: Dialog Semiconductor DA7219 Audio Codec address 01ah irq 105
 1495 14:00:59.669142  Error: Could not locate 'wifi_sar' in VPD.
 1496 14:00:59.672411  Error: failed from getting SAR limits!
 1497 14:00:59.679336  \_SB.PCI0.RP01.WIFI: Intel WiFi PCI: 01:00.0
 1498 14:00:59.682531  \_SB.PCI0.SPI0.S001: SPI Device at SPI: 00
 1499 14:00:59.689019  \_SB.PCI0.XHCI.RHUB.HS01: USB Type C Port 1 at USB2 port 0
 1500 14:00:59.695471  \_SB.PCI0.XHCI.RHUB.HS02: USB Type A Port 1 at USB2 port 1
 1501 14:00:59.699221  \_SB.PCI0.XHCI.RHUB.HS03: Bluetooth at USB2 port 2
 1502 14:00:59.705327  \_SB.PCI0.XHCI.RHUB.HS05: USB Type C Port 2 at USB2 port 4
 1503 14:00:59.708623  \_SB.PCI0.XHCI.RHUB.HS09: Camera at USB2 port 8
 1504 14:00:59.715755  ACPI: added table 2/32, length now 44
 1505 14:00:59.715838  ACPI:    * MCFG
 1506 14:00:59.718881  ACPI: added table 3/32, length now 48
 1507 14:00:59.722135  ACPI:    * TPM2
 1508 14:00:59.725464  ACPI: added table 4/32, length now 52
 1509 14:00:59.725544  ACPI:    * MADT
 1510 14:00:59.729034  SCI is IRQ9
 1511 14:00:59.732084  ACPI: added table 5/32, length now 56
 1512 14:00:59.732166  current = 7aa9fa60
 1513 14:00:59.738681  CBFS: 'Master Header Locator' located CBFS at [d00000:ffffc0)
 1514 14:00:59.745323  CBFS: Locating 'dmic-4ch-48khz-16b.bin'
 1515 14:00:59.748692  CBFS: Found @ offset 167000 size ba8
 1516 14:00:59.754977  CBFS: 'Master Header Locator' located CBFS at [d00000:ffffc0)
 1517 14:00:59.758112  CBFS: Locating 'dmic-4ch-48khz-32b.bin'
 1518 14:00:59.761559  CBFS: Found @ offset 19f640 size ba8
 1519 14:00:59.768122  CBFS: 'Master Header Locator' located CBFS at [d00000:ffffc0)
 1520 14:00:59.771390  CBFS: Locating 'dialog-2ch-48khz-24b.bin'
 1521 14:00:59.774679  CBFS: Found @ offset 167cc0 size 64
 1522 14:00:59.781192  CBFS: 'Master Header Locator' located CBFS at [d00000:ffffc0)
 1523 14:00:59.784889  CBFS: Locating 'dialog-2ch-48khz-24b.bin'
 1524 14:00:59.788136  CBFS: Found @ offset 167cc0 size 64
 1525 14:00:59.794798  CBFS: 'Master Header Locator' located CBFS at [d00000:ffffc0)
 1526 14:00:59.801228  CBFS: Locating 'max98927-render-2ch-48khz-24b.bin'
 1527 14:00:59.804720  CBFS: Found @ offset 167c00 size 64
 1528 14:00:59.811053  CBFS: 'Master Header Locator' located CBFS at [d00000:ffffc0)
 1529 14:00:59.814516  CBFS: Locating 'max98927-render-2ch-48khz-16b.bin'
 1530 14:00:59.817726  CBFS: Found @ offset 103f00 size 64
 1531 14:00:59.824133  CBFS: 'Master Header Locator' located CBFS at [d00000:ffffc0)
 1532 14:00:59.830897  CBFS: Locating 'max98927-render-2ch-48khz-16b.bin'
 1533 14:00:59.834024  CBFS: Found @ offset 103f00 size 64
 1534 14:00:59.834116  ACPI:    * NHLT
 1535 14:00:59.840595  ACPI: added table 6/32, length now 60
 1536 14:00:59.840681  ACPI:    * DMAR
 1537 14:00:59.843887  ACPI: added table 7/32, length now 64
 1538 14:00:59.847179  ACPI: * IGD OpRegion
 1539 14:00:59.850466  GMA: Found VBT in CBFS
 1540 14:00:59.850547  GMA: Found valid VBT in CBFS
 1541 14:00:59.853748  current = 7aaa3610
 1542 14:00:59.857310  ACPI: added table 8/32, length now 68
 1543 14:00:59.860623  ACPI:    * HPET
 1544 14:00:59.863971  ACPI: added table 9/32, length now 72
 1545 14:00:59.864081  ACPI: done.
 1546 14:00:59.867285  ACPI tables: 38592 bytes.
 1547 14:00:59.871033  smbios_write_tables: 7a998000
 1548 14:00:59.874271  Create SMBIOS type 17
 1549 14:00:59.877615  PCI: 01:00.0 (Intel WiFi)
 1550 14:00:59.877708  SMBIOS tables: 662 bytes.
 1551 14:00:59.884399  Writing table forward entry at 0x00000500
 1552 14:00:59.887105  Wrote coreboot table at: 00000500, 0x10 bytes, checksum a532
 1553 14:00:59.894259  Writing coreboot table at 0x7aabe000
 1554 14:00:59.897523   0. 0000000000000000-0000000000000fff: CONFIGURATION TABLES
 1555 14:00:59.903833   1. 0000000000001000-000000000009ffff: RAM
 1556 14:00:59.907235   2. 00000000000a0000-00000000000fffff: RESERVED
 1557 14:00:59.910596   3. 0000000000100000-000000007a997fff: RAM
 1558 14:00:59.917382   4. 000000007a998000-000000007ab05fff: CONFIGURATION TABLES
 1559 14:00:59.923813   5. 000000007ab06000-000000007abcffff: RAMSTAGE
 1560 14:00:59.926883   6. 000000007abd0000-000000007affffff: CONFIGURATION TABLES
 1561 14:00:59.933228   7. 000000007b000000-000000007fffffff: RESERVED
 1562 14:00:59.936585   8. 00000000e0000000-00000000e3ffffff: RESERVED
 1563 14:00:59.943304   9. 00000000fe000000-00000000fe00ffff: RESERVED
 1564 14:00:59.946642  10. 00000000fed10000-00000000fed19fff: RESERVED
 1565 14:00:59.953219  11. 00000000fed80000-00000000fed84fff: RESERVED
 1566 14:00:59.956658  12. 00000000fed90000-00000000fed91fff: RESERVED
 1567 14:00:59.959914  13. 0000000100000000-000000017effffff: RAM
 1568 14:00:59.966165  Graphics framebuffer located at 0xc0000000
 1569 14:00:59.969670  Passing 6 GPIOs to payload:
 1570 14:00:59.973155              NAME |       PORT | POLARITY |     VALUE
 1571 14:00:59.979682     write protect |  undefined |     high |       low
 1572 14:00:59.982840          recovery |  undefined |     high |       low
 1573 14:00:59.989985               lid |  undefined |     high |      high
 1574 14:00:59.996590             power |  undefined |     high |       low
 1575 14:00:59.999803             oprom |  undefined |     high |       low
 1576 14:01:00.006143          EC in RW | 0x00000036 |     high |       low
 1577 14:01:00.006234  Board ID: 6
 1578 14:01:00.012711  CBFS: 'Master Header Locator' located CBFS at [d00000:ffffc0)
 1579 14:01:00.019394  Wrote coreboot table at: 7aabe000, 0x57c bytes, checksum 3538
 1580 14:01:00.022684  coreboot table: 1428 bytes.
 1581 14:01:00.026030  IMD ROOT    0. 7afff000 00001000
 1582 14:01:00.029377  IMD SMALL   1. 7affe000 00001000
 1583 14:01:00.032246  FSP MEMORY  2. 7abfe000 00400000
 1584 14:01:00.035578  CONSOLE     3. 7abde000 00020000
 1585 14:01:00.039375  TIME STAMP  4. 7abdd000 00000910
 1586 14:01:00.042137  VBOOT       5. 7abdc000 00000c0c
 1587 14:01:00.045676  MRC DATA    6. 7abda000 00001878
 1588 14:01:00.048967  ROMSTG STCK 7. 7abd9000 00000400
 1589 14:01:00.052396  AFTER CAR   8. 7abd0000 00009000
 1590 14:01:00.055897  RAMSTAGE    9. 7ab05000 000cb000
 1591 14:01:00.059193  REFCODE    10. 7aad6000 0002f000
 1592 14:01:00.062582  SMM BACKUP 11. 7aac6000 00010000
 1593 14:01:00.065851  COREBOOT   12. 7aabe000 00008000
 1594 14:01:00.068533  ACPI       13. 7aa9a000 00024000
 1595 14:01:00.071892  ACPI GNVS  14. 7aa99000 00001000
 1596 14:01:00.075178  RAMOOPS    15. 7a999000 00100000
 1597 14:01:00.078944  SMBIOS     16. 7a998000 00000800
 1598 14:01:00.082145  IMD small region:
 1599 14:01:00.085350    IMD ROOT    0. 7affec00 00000400
 1600 14:01:00.088959    FSP RUNTIME 1. 7affebe0 00000004
 1601 14:01:00.092115    VBOOT SEL   2. 7affebc0 00000008
 1602 14:01:00.095191    EC HOSTEVENT 3. 7affeba0 00000008
 1603 14:01:00.098583    POWER STATE 4. 7affeb60 00000040
 1604 14:01:00.102076    ROMSTAGE    5. 7affeb40 00000004
 1605 14:01:00.105292    MEM INFO    6. 7affe980 000001a9
 1606 14:01:00.108275    COREBOOTFWD 7. 7affe940 00000028
 1607 14:01:00.112022  MTRR: Physical address space:
 1608 14:01:00.118516  0x0000000000000000 - 0x00000000000a0000 size 0x000a0000 type 6
 1609 14:01:00.125169  0x00000000000a0000 - 0x00000000000c0000 size 0x00020000 type 0
 1610 14:01:00.131568  0x00000000000c0000 - 0x000000007b800000 size 0x7b740000 type 6
 1611 14:01:00.138534  0x000000007b800000 - 0x00000000c0000000 size 0x44800000 type 0
 1612 14:01:00.141735  0x00000000c0000000 - 0x00000000d0000000 size 0x10000000 type 1
 1613 14:01:00.148263  0x00000000d0000000 - 0x0000000100000000 size 0x30000000 type 0
 1614 14:01:00.154472  0x0000000100000000 - 0x000000017f000000 size 0x7f000000 type 6
 1615 14:01:00.157776  MTRR: Fixed MSR 0x250 0x0606060606060606
 1616 14:01:00.164648  MTRR: Fixed MSR 0x258 0x0606060606060606
 1617 14:01:00.167923  MTRR: Fixed MSR 0x259 0x0000000000000000
 1618 14:01:00.171221  MTRR: Fixed MSR 0x268 0x0606060606060606
 1619 14:01:00.174654  MTRR: Fixed MSR 0x269 0x0606060606060606
 1620 14:01:00.181145  MTRR: Fixed MSR 0x26a 0x0606060606060606
 1621 14:01:00.184166  MTRR: Fixed MSR 0x26b 0x0606060606060606
 1622 14:01:00.187979  MTRR: Fixed MSR 0x26c 0x0606060606060606
 1623 14:01:00.191086  MTRR: Fixed MSR 0x26d 0x0606060606060606
 1624 14:01:00.197416  MTRR: Fixed MSR 0x26e 0x0606060606060606
 1625 14:01:00.200731  MTRR: Fixed MSR 0x26f 0x0606060606060606
 1626 14:01:00.204064  call enable_fixed_mtrr()
 1627 14:01:00.207390  CPU physical address size: 39 bits
 1628 14:01:00.210804  MTRR: default type WB/UC MTRR counts: 6/5.
 1629 14:01:00.213976  MTRR: UC selected as default type.
 1630 14:01:00.220860  MTRR: 0 base 0x0000000000000000 mask 0x0000007f80000000 type 6
 1631 14:01:00.227374  MTRR: 1 base 0x000000007b800000 mask 0x0000007fff800000 type 0
 1632 14:01:00.234054  MTRR: 2 base 0x000000007c000000 mask 0x0000007ffc000000 type 0
 1633 14:01:00.240779  MTRR: 3 base 0x00000000c0000000 mask 0x0000007ff0000000 type 1
 1634 14:01:00.247398  MTRR: 4 base 0x0000000100000000 mask 0x0000007f80000000 type 6
 1635 14:01:00.247495  
 1636 14:01:00.250721  MTRR check
 1637 14:01:00.253533  Fixed MTRRs   : Enabled
 1638 14:01:00.253640  Variable MTRRs: Enabled
 1639 14:01:00.253734  
 1640 14:01:00.260091  MTRR: Fixed MSR 0x250 0x0606060606060606
 1641 14:01:00.264013  MTRR: Fixed MSR 0x258 0x0606060606060606
 1642 14:01:00.266922  MTRR: Fixed MSR 0x259 0x0000000000000000
 1643 14:01:00.270115  MTRR: Fixed MSR 0x268 0x0606060606060606
 1644 14:01:00.276767  MTRR: Fixed MSR 0x269 0x0606060606060606
 1645 14:01:00.279945  MTRR: Fixed MSR 0x26a 0x0606060606060606
 1646 14:01:00.283713  MTRR: Fixed MSR 0x26b 0x0606060606060606
 1647 14:01:00.287042  MTRR: Fixed MSR 0x26c 0x0606060606060606
 1648 14:01:00.290276  MTRR: Fixed MSR 0x26d 0x0606060606060606
 1649 14:01:00.296720  MTRR: Fixed MSR 0x26e 0x0606060606060606
 1650 14:01:00.300233  MTRR: Fixed MSR 0x26f 0x0606060606060606
 1651 14:01:00.307303  BS: BS_WRITE_TABLES times (us): entry 0 run 533980 exit 146871
 1652 14:01:00.310692  call enable_fixed_mtrr()
 1653 14:01:00.313970  CBFS: 'Master Header Locator' located CBFS at [d00000:ffffc0)
 1654 14:01:00.320499  CPU physical address size: 39 bits
 1655 14:01:00.323940  CBFS: Locating 'fallback/payload'
 1656 14:01:00.327214  MTRR: Fixed MSR 0x250 0x0606060606060606
 1657 14:01:00.330511  MTRR: Fixed MSR 0x250 0x0606060606060606
 1658 14:01:00.333604  MTRR: Fixed MSR 0x258 0x0606060606060606
 1659 14:01:00.340323  MTRR: Fixed MSR 0x259 0x0000000000000000
 1660 14:01:00.343658  MTRR: Fixed MSR 0x268 0x0606060606060606
 1661 14:01:00.346857  MTRR: Fixed MSR 0x269 0x0606060606060606
 1662 14:01:00.350235  MTRR: Fixed MSR 0x26a 0x0606060606060606
 1663 14:01:00.356901  MTRR: Fixed MSR 0x26b 0x0606060606060606
 1664 14:01:00.360149  MTRR: Fixed MSR 0x26c 0x0606060606060606
 1665 14:01:00.363589  MTRR: Fixed MSR 0x26d 0x0606060606060606
 1666 14:01:00.366434  MTRR: Fixed MSR 0x26e 0x0606060606060606
 1667 14:01:00.373058  MTRR: Fixed MSR 0x26f 0x0606060606060606
 1668 14:01:00.376293  MTRR: Fixed MSR 0x258 0x0606060606060606
 1669 14:01:00.379976  call enable_fixed_mtrr()
 1670 14:01:00.383144  MTRR: Fixed MSR 0x259 0x0000000000000000
 1671 14:01:00.386277  MTRR: Fixed MSR 0x268 0x0606060606060606
 1672 14:01:00.393236  MTRR: Fixed MSR 0x269 0x0606060606060606
 1673 14:01:00.396240  MTRR: Fixed MSR 0x26a 0x0606060606060606
 1674 14:01:00.399397  MTRR: Fixed MSR 0x26b 0x0606060606060606
 1675 14:01:00.402627  MTRR: Fixed MSR 0x26c 0x0606060606060606
 1676 14:01:00.409886  MTRR: Fixed MSR 0x26d 0x0606060606060606
 1677 14:01:00.412823  MTRR: Fixed MSR 0x26e 0x0606060606060606
 1678 14:01:00.416205  MTRR: Fixed MSR 0x26f 0x0606060606060606
 1679 14:01:00.419543  CPU physical address size: 39 bits
 1680 14:01:00.422778  call enable_fixed_mtrr()
 1681 14:01:00.426051  CBFS: Found @ offset 223040 size 360b4
 1682 14:01:00.432143  CPU physical address size: 39 bits
 1683 14:01:00.435942  Checking segment from ROM address 0xfff23078
 1684 14:01:00.439260  Checking segment from ROM address 0xfff23094
 1685 14:01:00.445443  Loading segment from ROM address 0xfff23078
 1686 14:01:00.445533    code (compression=0)
 1687 14:01:00.455445    New segment dstaddr 0x30104020 memsize 0x64d8b0 srcaddr 0xfff230b0 filesize 0x3607c
 1688 14:01:00.462396  Loading Segment: addr: 0x30104020 memsz: 0x000000000064d8b0 filesz: 0x000000000003607c
 1689 14:01:00.465606  it's not compressed!
 1690 14:01:00.552453  [ 0x30104020, 3013a09c, 0x307518d0) <- fff230b0
 1691 14:01:00.558719  Clearing Segment: addr: 0x000000003013a09c memsz: 0x0000000000617834
 1692 14:01:00.565174  Loading segment from ROM address 0xfff23094
 1693 14:01:00.565264    Entry Point 0x30104020
 1694 14:01:00.568572  Loaded segments
 1695 14:01:00.594061  Finalizing chipset.
 1696 14:01:00.600851  ME: Host Firmware Status Register 1 : 0x90000245
 1697 14:01:00.603810  ME: Host Firmware Status Register 2 : 0x6B000306
 1698 14:01:00.610503  ME: Host Firmware Status Register 3 : 0x00000020
 1699 14:01:00.613705  ME: Host Firmware Status Register 4 : 0x00084000
 1700 14:01:00.617092  ME: Host Firmware Status Register 5 : 0x00000000
 1701 14:01:00.623972  ME: Host Firmware Status Register 6 : 0x40000002
 1702 14:01:00.626742  ME: FW Partition Table      : OK
 1703 14:01:00.630026  ME: Bringup Loader Failure  : NO
 1704 14:01:00.633766  ME: Firmware Init Complete  : YES
 1705 14:01:00.637259  ME: Manufacturing Mode      : NO
 1706 14:01:00.640335  ME: Boot Options Present    : NO
 1707 14:01:00.643556  ME: Update In Progress      : NO
 1708 14:01:00.646891  ME: D3 Support              : NO
 1709 14:01:00.650127  ME: D0i3 Support            : YES
 1710 14:01:00.653354  ME: Low Power State Enabled : YES
 1711 14:01:00.656658  ME: CPU Replaced            : NO
 1712 14:01:00.660029  ME: CPU Replacement Valid   : YES
 1713 14:01:00.663260  ME: Current Working State   : Normal
 1714 14:01:00.669758  ME: Current Operation State : M0 with UMA
 1715 14:01:00.673247  ME: Current Operation Mode  : Normal
 1716 14:01:00.676642  ME: Error Code              : No Error
 1717 14:01:00.679492  ME: Progress Phase          : Host Communication
 1718 14:01:00.686188  ME: Power Management Event  : Power cycle reset through Moff
 1719 14:01:00.692605  ME: Progress Phase State    : Host communication established
 1720 14:01:00.696015  ME: Power Down Mitigation   : NO
 1721 14:01:00.699395  ME: FPF status              : fused
 1722 14:01:00.702591  Clearing MCA.
 1723 14:01:00.702679  Finalizing SMM.
 1724 14:01:00.709004  BS: BS_PAYLOAD_LOAD times (us): entry 596 run 261937 exit 135689
 1725 14:01:00.712668  mp_park_aps done after 0 msecs.
 1726 14:01:00.715898  Jumping to boot code at 30104020(7aabe000)
 1727 14:01:00.725532  CPU0: stack: 7ab46000 - 7ab47000, lowest used address 7ab46abc, stack used: 1348 bytes
 1728 14:01:00.725627  
 1729 14:01:00.728946  Starting depthcharge on rammus...
 1730 14:01:00.729293  end: 2.2.3 depthcharge-start (duration 00:00:18) [common]
 1731 14:01:00.729404  start: 2.2.4 bootloader-commands (timeout 00:04:41) [common]
 1732 14:01:00.729491  Setting prompt string to ['rammus:']
 1733 14:01:00.729574  bootloader-commands: Wait for prompt ['rammus:'] (timeout 00:04:41)
 1734 14:01:00.735519  WARNING: can't convert coreboot GPIOs, 'lid' won't be resampled at runtime!
 1735 14:01:00.745356  WARNING: can't convert coreboot GPIOs, 'power' won't be resampled at runtime!
 1736 14:01:00.752088  The GBB signature is at 0x30004020 and is:  24 47 42 42
 1737 14:01:00.758720  [firmware-rammus-11275.B-collabora] Dec 11 2020 10:26:21
 1738 14:01:00.758809  
 1739 14:01:00.759088  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}']
 1741 14:01:00.859680  rammus:tftpboot 192.168.201.1 7760199/tftp-deploy-fnn73stw/kernel/bzImage 7760199/tftp-deploy-fnn73stw/kernel/cmdline 7760199/tftp-deploy-fnn73stw/ramdisk/ramdisk.cpio.gz
 1742 14:01:00.859839  Setting prompt string to 'Starting kernel'
 1743 14:01:00.859932  Setting prompt string to ['Starting kernel']
 1744 14:01:00.860005  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}']
 1745 14:01:00.860084  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 00:04:41)
 1746 14:01:00.864201   tftpboot 192.168.201.1 7760199/tftp-deploy-fnn73stw/kernel/bzImoy-fnn73stw/kernel/cmdline 7760199/tftp-deploy-fnn73stw/ramdisk/ramdisk.cpio.gz
 1747 14:01:00.864296  Waiting for link
 1748 14:01:01.373172  R8152: Initializing
 1749 14:01:01.376514  Version 9 (ocp_data = 6010)
 1750 14:01:01.379214  R8152: Done initializing
 1751 14:01:01.382466  Adding net device
 1752 14:01:01.582352  done.
 1753 14:01:01.582505  MAC: 00:e0:4c:68:0a:98
 1754 14:01:01.585645  Sending DHCP discover... done.
 1755 14:01:01.589426  Waiting for reply... done.
 1756 14:01:01.592143  Sending DHCP request... done.
 1757 14:01:01.599233  Waiting for reply... done.
 1758 14:01:01.599320  My ip is 192.168.201.18
 1759 14:01:01.602499  The DHCP server ip is 192.168.201.1
 1760 14:01:01.608855  TFTP server IP predefined by user: 192.168.201.1
 1761 14:01:01.615613  Bootfile predefined by user: 7760199/tftp-deploy-fnn73stw/kernel/bzImage
 1762 14:01:01.618803  Sending tftp read request... done.
 1763 14:01:01.622081  Waiting for the transfer... 
 1764 14:01:01.889876  00000000 ################################################################
 1765 14:01:02.162569  00080000 ################################################################
 1766 14:01:02.440619  00100000 ################################################################
 1767 14:01:02.714579  00180000 ################################################################
 1768 14:01:02.981713  00200000 ################################################################
 1769 14:01:03.263800  00280000 ################################################################
 1770 14:01:03.538987  00300000 ################################################################
 1771 14:01:03.808291  00380000 ################################################################
 1772 14:01:04.081451  00400000 ################################################################
 1773 14:01:04.337442  00480000 ################################################################
 1774 14:01:04.633253  00500000 ################################################################
 1775 14:01:04.902292  00580000 ################################################################
 1776 14:01:05.171192  00600000 ################################################################
 1777 14:01:05.428645  00680000 ################################################################
 1778 14:01:05.687825  00700000 ################################################################
 1779 14:01:05.961440  00780000 ################################################################
 1780 14:01:06.249046  00800000 ################################################################
 1781 14:01:06.540533  00880000 ################################################################
 1782 14:01:06.811912  00900000 ################################################################
 1783 14:01:07.095413  00980000 ################################################################
 1784 14:01:07.381113  00a00000 ################################################################
 1785 14:01:07.680487  00a80000 ################################################################
 1786 14:01:07.956891  00b00000 ################################################################
 1787 14:01:08.230640  00b80000 ################################################################
 1788 14:01:08.502480  00c00000 ################################################################
 1789 14:01:08.783631  00c80000 ################################################################
 1790 14:01:08.982846  00d00000 ############################################### done.
 1791 14:01:08.985701  The bootfile was 14008736 bytes long.
 1792 14:01:08.989347  Sending tftp read request... done.
 1793 14:01:08.992229  Waiting for the transfer... 
 1794 14:01:09.259928  00000000 ################################################################
 1795 14:01:09.525675  00080000 ################################################################
 1796 14:01:09.787504  00100000 ################################################################
 1797 14:01:10.051270  00180000 ################################################################
 1798 14:01:10.314486  00200000 ################################################################
 1799 14:01:10.578790  00280000 ################################################################
 1800 14:01:10.842416  00300000 ################################################################
 1801 14:01:11.115004  00380000 ################################################################
 1802 14:01:11.391530  00400000 ################################################################
 1803 14:01:11.672790  00480000 ################################################################
 1804 14:01:11.941565  00500000 ################################################################
 1805 14:01:12.216479  00580000 ################################################################
 1806 14:01:12.505553  00600000 ################################################################
 1807 14:01:12.793049  00680000 ################################################################
 1808 14:01:13.069583  00700000 ################################################################
 1809 14:01:13.350020  00780000 ################################################################
 1810 14:01:13.374064  00800000 ###### done.
 1811 14:01:13.377356  Sending tftp read request... done.
 1812 14:01:13.380744  Waiting for the transfer... 
 1813 14:01:13.380821  00000000 # done.
 1814 14:01:13.390861  Command line loaded dynamically from TFTP file: 7760199/tftp-deploy-fnn73stw/kernel/cmdline
 1815 14:01:13.413641  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/7760199/extract-nfsrootfs-ig9fn_o5,tcp,hard ip=dhcp tftpserverip=192.168.201.1
 1816 14:01:13.423079  Shutting down all USB controllers.
 1817 14:01:13.423159  Removing current net device
 1818 14:01:13.426404  Finalizing coreboot
 1819 14:01:13.433367  Exiting depthcharge with code 4 at timestamp: 18954348
 1820 14:01:13.433445  
 1821 14:01:13.433509  Starting kernel ...
 1822 14:01:13.433570  
 1823 14:01:13.433628  
 1824 14:01:13.434024  end: 2.2.4 bootloader-commands (duration 00:00:13) [common]
 1825 14:01:13.434127  start: 2.2.5 auto-login-action (timeout 00:04:29) [common]
 1826 14:01:13.434202  Setting prompt string to ['Linux version [0-9]']
 1827 14:01:13.434311  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}']
 1828 14:01:13.434383  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)
 1829 14:01:15.737516  start: 2.2.5.1 login-action (timeout 00:04:26) [common]
 1830 14:01:15.737679  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.
 1831 14:01:15.737805  Setting prompt string to ['-+\\[ cut here \\]-+\\s+(.*\\s+-+\\[ end trace (\\w*) \\]-+)', '(Unhandled fault.*)\\r\\n', 'Kernel panic - (.*) end Kernel panic', 'Stack:\\s+(.*\\s+-+\\[ end trace (\\w*) \\]-+)', '^[^\\n]+WARNING:.*?$', '^[^\\n]+Oops(?: -|:).*?$', '^[^\\n]+BUG:.*?$']
 1832 14:01:15.737900  Using line separator: #'\n'#
 1833 14:01:15.737975  No login prompt set.
 1834 14:01:15.738041  Parsing kernel messages
 1835 14:01:15.738110  ['-+\\[ cut here \\]-+\\s+(.*\\s+-+\\[ end trace (\\w*) \\]-+)', '(Unhandled fault.*)\\r\\n', 'Kernel panic - (.*) end Kernel panic', 'Stack:\\s+(.*\\s+-+\\[ end trace (\\w*) \\]-+)', '^[^\\n]+WARNING:.*?$', '^[^\\n]+Oops(?: -|:).*?$', '^[^\\n]+BUG:.*?$', '/ #', 'Login timed out', 'Login incorrect']
 1836 14:01:15.738253  [login-action] Waiting for messages, (timeout 00:04:26)
 1837 14:01:15.757064  [    0.000000] Linux version 5.10.151-cip18 (KernelCI@build-j408472-x86-64-gcc-10-x86-64-defconfig-x86-chromebootlqmp) (gcc (Debian 10.2.1-6) 10.2.1 20210110, GNU ld (GNU Binutils for Debian) 2.35.2) #1 SMP Fri Oct 28 13:52:49 UTC 2022
 1838 14:01:15.783616  [    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/7760199/extract-nfsrootfs-ig9fn_o5,tcp,hard ip=dhcp tftpserverip=192.168.201.1
 1839 14:01:15.790140  [    0.000000] x86/fpu: Supporting XSAVE feature 0x001: 'x87 floating point registers'
 1840 14:01:15.799849  [    0.000000] x86/fpu: Supporting XSAVE feature 0x002: 'SSE registers'
 1841 14:01:15.806453  [    0.000000] x86/fpu: Supporting XSAVE feature 0x004: 'AVX registers'
 1842 14:01:15.812901  [    0.000000] x86/fpu: Supporting XSAVE feature 0x008: 'MPX bounds registers'
 1843 14:01:15.819847  [    0.000000] x86/fpu: Supporting XSAVE feature 0x010: 'MPX CSR'
 1844 14:01:15.826148  [    0.000000] x86/fpu: xstate_offset[2]:  576, xstate_sizes[2]:  256
 1845 14:01:15.832557  [    0.000000] x86/fpu: xstate_offset[3]:  832, xstate_sizes[3]:   64
 1846 14:01:15.839589  [    0.000000] x86/fpu: xstate_offset[4]:  896, xstate_sizes[4]:   64
 1847 14:01:15.852729  [    0.000000] x86/fpu: Enabled xstate features 0x1f, context size is 960 bytes, using 'compacted' format.
 1848 14:01:15.855889  [    0.000000] BIOS-provided physical RAM map:
 1849 14:01:15.865764  [    0.000000] BIOS-e820: [mem 0x0000000000000000-0x0000000000000fff] type 16
 1850 14:01:15.872010  [    0.000000] BIOS-e820: [mem 0x0000000000001000-0x000000000009ffff] usable
 1851 14:01:15.878639  [    0.000000] BIOS-e820: [mem 0x00000000000a0000-0x00000000000fffff] reserved
 1852 14:01:15.888380  [    0.000000] BIOS-e820: [mem 0x0000000000100000-0x000000007a997fff] usable
 1853 14:01:15.894873  [    0.000000] BIOS-e820: [mem 0x000000007a998000-0x000000007affffff] type 16
 1854 14:01:15.901496  [    0.000000] BIOS-e820: [mem 0x000000007b000000-0x000000007fffffff] reserved
 1855 14:01:15.911324  [    0.000000] BIOS-e820: [mem 0x00000000e0000000-0x00000000e3ffffff] reserved
 1856 14:01:15.918091  [    0.000000] BIOS-e820: [mem 0x00000000fe000000-0x00000000fe00ffff] reserved
 1857 14:01:15.924335  [    0.000000] BIOS-e820: [mem 0x00000000fed10000-0x00000000fed19fff] reserved
 1858 14:01:15.934601  [    0.000000] BIOS-e820: [mem 0x00000000fed80000-0x00000000fed84fff] reserved
 1859 14:01:15.941428  [    0.000000] BIOS-e820: [mem 0x00000000fed90000-0x00000000fed91fff] reserved
 1860 14:01:15.951201  [    0.000000] BIOS-e820: [mem 0x0000000100000000-0x000000017effffff] usable
 1861 14:01:15.954316  [    0.000000] NX (Execute Disable) protection: active
 1862 14:01:15.957582  [    0.000000] SMBIOS 2.7 present.
 1863 14:01:15.964130  [    0.000000] DMI: Google Rammus/Rammus, BIOS  09/04/2020
 1864 14:01:15.970769  [    0.000000] tsc: Detected 1600.000 MHz processor
 1865 14:01:15.974082  [    0.000000] tsc: Detected 1599.960 MHz TSC
 1866 14:01:15.980689  [    0.000055] last_pfn = 0x17f000 max_arch_pfn = 0x400000000
 1867 14:01:15.987280  [    0.001311] x86/PAT: Configuration [0-7]: WB  WC  UC- UC  WB  WP  UC- WT  
 1868 14:01:15.993922  [    0.006760] last_pfn = 0x7a998 max_arch_pfn = 0x400000000
 1869 14:01:16.000328  [    0.024505] check: Scanning 1 areas for low memory corruption
 1870 14:01:16.006817  [    0.024518] Using GB pages for direct mapping
 1871 14:01:16.010018  [    0.025139] RAMDISK: [mem 0x377f5000-0x37ffffff]
 1872 14:01:16.016577  [    0.025147] ACPI: Early table checksum verification disabled
 1873 14:01:16.023467  [    0.025155] ACPI: RSDP 0x00000000000F0000 000024 (v02 CORE  )
 1874 14:01:16.033182  [    0.025169] ACPI: XSDT 0x000000007AA9A0E0 00006C (v01 CORE   COREBOOT 00000000 CORE 00000000)
 1875 14:01:16.043462  [    0.025185] ACPI: FACP 0x000000007AA9E970 0000F4 (v04 CORE   COREBOOT 00000000 CORE 00000000)
 1876 14:01:16.053269  [    0.025202] ACPI: DSDT 0x000000007AA9A280 0046E3 (v05 COREv4 COREBOOT 20110725 INTL 20180531)
 1877 14:01:16.056537  [    0.025215] ACPI: FACS 0x000000007AA9A240 000040
 1878 14:01:16.062970  [    0.025227] ACPI: FACS 0x000000007AA9A240 000040
 1879 14:01:16.072901  [    0.025239] ACPI: SSDT 0x000000007AA9EA70 000EFA (v02 CORE   COREBOOT 0000002A CORE 0000002A)
 1880 14:01:16.082314  [    0.025252] ACPI: MCFG 0x000000007AA9F970 00003C (v01 CORE   COREBOOT 00000000 CORE 00000000)
 1881 14:01:16.092415  [    0.025264] ACPI: TPM2 0x000000007AA9F9B0 000040 (v04 CORE   COREBOOT 00000000 CORE 00000000)
 1882 14:01:16.102038  [    0.025277] ACPI: APIC 0x000000007AA9F9F0 00006C (v02 CORE   COREBOOT 00000000 CORE 00000000)
 1883 14:01:16.111885  [    0.025289] ACPI: NHLT 0x000000007AA9FA60 001B1C (v05 GOOGLE RAMMUS   00000000 CORE 00000000)
 1884 14:01:16.119029  [    0.025302] ACPI: DMAR 0x000000007AAA1580 000088 (v01 CORE   COREBOOT 00000000 CORE 00000000)
 1885 14:01:16.128626  [    0.025314] ACPI: DBG2 0x000000007AAA3610 000061 (v00 CORE   COREBOOT 00000000 CORE 00000000)
 1886 14:01:16.138768  [    0.025327] ACPI: HPET 0x000000007AAA3680 000038 (v01 CORE   COREBOOT 00000000 CORE 00000000)
 1887 14:01:16.148442  [    0.025339] ACPI: Reserving FACP table memory at [mem 0x7aa9e970-0x7aa9ea63]
 1888 14:01:16.155085  [    0.025344] ACPI: Reserving DSDT table memory at [mem 0x7aa9a280-0x7aa9e962]
 1889 14:01:16.161460  [    0.025349] ACPI: Reserving FACS table memory at [mem 0x7aa9a240-0x7aa9a27f]
 1890 14:01:16.171409  [    0.025354] ACPI: Reserving FACS table memory at [mem 0x7aa9a240-0x7aa9a27f]
 1891 14:01:16.178028  [    0.025359] ACPI: Reserving SSDT table memory at [mem 0x7aa9ea70-0x7aa9f969]
 1892 14:01:16.188070  [    0.025364] ACPI: Reserving MCFG table memory at [mem 0x7aa9f970-0x7aa9f9ab]
 1893 14:01:16.194417  [    0.025369] ACPI: Reserving TPM2 table memory at [mem 0x7aa9f9b0-0x7aa9f9ef]
 1894 14:01:16.204197  [    0.025374] ACPI: Reserving APIC table memory at [mem 0x7aa9f9f0-0x7aa9fa5b]
 1895 14:01:16.210603  [    0.025379] ACPI: Reserving NHLT table memory at [mem 0x7aa9fa60-0x7aaa157b]
 1896 14:01:16.217116  [    0.025383] ACPI: Reserving DMAR table memory at [mem 0x7aaa1580-0x7aaa1607]
 1897 14:01:16.227395  [    0.025388] ACPI: Reserving DBG2 table memory at [mem 0x7aaa3610-0x7aaa3670]
 1898 14:01:16.233660  [    0.025393] ACPI: Reserving HPET table memory at [mem 0x7aaa3680-0x7aaa36b7]
 1899 14:01:16.236876  [    0.025533] No NUMA configuration found
 1900 14:01:16.246984  [    0.025538] Faking a node at [mem 0x0000000000000000-0x000000017effffff]
 1901 14:01:16.253435  [    0.025548] NODE_DATA(0) allocated [mem 0x17effa000-0x17effdfff]
 1902 14:01:16.256822  [    0.025605] Zone ranges:
 1903 14:01:16.263274  [    0.025610]   DMA      [mem 0x0000000000001000-0x0000000000ffffff]
 1904 14:01:16.270319  [    0.025618]   DMA32    [mem 0x0000000001000000-0x00000000ffffffff]
 1905 14:01:16.276826  [    0.025625]   Normal   [mem 0x0000000100000000-0x000000017effffff]
 1906 14:01:16.280160  [    0.025633] Movable zone start for each node
 1907 14:01:16.286792  [    0.025638] Early memory node ranges
 1908 14:01:16.293363  [    0.025643]   node   0: [mem 0x0000000000001000-0x000000000009ffff]
 1909 14:01:16.299870  [    0.025648]   node   0: [mem 0x0000000000100000-0x000000007a997fff]
 1910 14:01:16.306527  [    0.025654]   node   0: [mem 0x0000000100000000-0x000000017effffff]
 1911 14:01:16.315878  [    0.025660] Initmem setup node 0 [mem 0x0000000000001000-0x000000017effffff]
 1912 14:01:16.322458  [    0.025696] On node 0, zone DMA: 1 pages in unavailable ranges
 1913 14:01:16.329232  [    0.025741] On node 0, zone DMA: 96 pages in unavailable ranges
 1914 14:01:16.335619  [    0.036569] On node 0, zone Normal: 22120 pages in unavailable ranges
 1915 14:01:16.342499  [    0.036641] On node 0, zone Normal: 4096 pages in unavailable ranges
 1916 14:01:16.349051  [    0.036667] Reserving Intel graphics memory at [mem 0x7c000000-0x7fffffff]
 1917 14:01:16.355599  [    0.037024] ACPI: PM-Timer IO Port: 0x1808
 1918 14:01:16.362090  [    0.037078] IOAPIC[0]: apic_id 2, version 32, address 0xfec00000, GSI 0-119
 1919 14:01:16.368662  [    0.037092] ACPI: INT_SRC_OVR (bus 0 bus_irq 0 global_irq 2 dfl dfl)
 1920 14:01:16.375227  [    0.037098] ACPI: INT_SRC_OVR (bus 0 bus_irq 9 global_irq 9 high level)
 1921 14:01:16.385048  [    0.037112] Using ACPI (MADT) for SMP configuration information
 1922 14:01:16.388389  [    0.037118] ACPI: HPET id: 0x8086a701 base: 0xfed00000
 1923 14:01:16.395024  [    0.037126] TSC deadline timer available
 1924 14:01:16.398215  [    0.037131] smpboot: Allowing 4 CPUs, 0 hotplug CPUs
 1925 14:01:16.408030  [    0.037159] PM: hibernation: Registered nosave memory: [mem 0x00000000-0x00000fff]
 1926 14:01:16.417788  [    0.037165] PM: hibernation: Registered nosave memory: [mem 0x000a0000-0x000fffff]
 1927 14:01:16.424209  [    0.037171] PM: hibernation: Registered nosave memory: [mem 0x7a998000-0x7affffff]
 1928 14:01:16.434184  [    0.037176] PM: hibernation: Registered nosave memory: [mem 0x7b000000-0x7fffffff]
 1929 14:01:16.440558  [    0.037180] PM: hibernation: Registered nosave memory: [mem 0x80000000-0xdfffffff]
 1930 14:01:16.450787  [    0.037184] PM: hibernation: Registered nosave memory: [mem 0xe0000000-0xe3ffffff]
 1931 14:01:16.457366  [    0.037188] PM: hibernation: Registered nosave memory: [mem 0xe4000000-0xfdffffff]
 1932 14:01:16.467271  [    0.037192] PM: hibernation: Registered nosave memory: [mem 0xfe000000-0xfe00ffff]
 1933 14:01:16.477104  [    0.037197] PM: hibernation: Registered nosave memory: [mem 0xfe010000-0xfed0ffff]
 1934 14:01:16.483707  [    0.037201] PM: hibernation: Registered nosave memory: [mem 0xfed10000-0xfed19fff]
 1935 14:01:16.493503  [    0.037205] PM: hibernation: Registered nosave memory: [mem 0xfed1a000-0xfed7ffff]
 1936 14:01:16.500104  [    0.037210] PM: hibernation: Registered nosave memory: [mem 0xfed80000-0xfed84fff]
 1937 14:01:16.509902  [    0.037214] PM: hibernation: Registered nosave memory: [mem 0xfed85000-0xfed8ffff]
 1938 14:01:16.519642  [    0.037218] PM: hibernation: Registered nosave memory: [mem 0xfed90000-0xfed91fff]
 1939 14:01:16.526059  [    0.037222] PM: hibernation: Registered nosave memory: [mem 0xfed92000-0xffffffff]
 1940 14:01:16.532952  [    0.037231] [mem 0x80000000-0xdfffffff] available for PCI devices
 1941 14:01:16.545767  [    0.037239] clocksource: refined-jiffies: mask: 0xffffffff max_cycles: 0xffffffff, max_idle_ns: 1910969940391419 ns
 1942 14:01:16.552620  [    0.050795] setup_percpu: NR_CPUS:64 nr_cpumask_bits:64 nr_cpu_ids:4 nr_node_ids:1
 1943 14:01:16.562412  [    0.051065] percpu: Embedded 59 pages/cpu s200848 r8192 d32624 u524288
 1944 14:01:16.569429  [    0.051143] Built 1 zonelists, mobility grouping on.  Total pages: 1006266
 1945 14:01:16.572598  [    0.051148] Policy zone: Normal
 1946 14:01:16.598578  [    0.051161] 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/7760199/extract-nfsrootfs-ig9fn_o5,tcp,hard ip=dhcp tftpserverip=192.168.201.1
 1947 14:01:16.605210  [    0.051667] Dentry cache hash table entries: 524288 (order: 10, 4194304 bytes, linear)
 1948 14:01:16.615320  [    0.051924] Inode-cache hash table entries: 262144 (order: 9, 2097152 bytes, linear)
 1949 14:01:16.621763  [    0.052011] mem auto-init: stack:off, heap alloc:off, heap free:off
 1950 14:01:16.638424  [    0.072995] Memory: 3888548K/4089052K available (18450K kernel code, 3465K rwdata, 6808K rodata, 2036K init, 13236K bss, 200244K reserved, 0K cma-reserved)
 1951 14:01:16.644739  [    0.073160] SLUB: HWalign=64, Order=0-3, MinObjects=0, CPUs=4, Nodes=1
 1952 14:01:16.651204  [    0.073224] Kernel/User page tables isolation: enabled
 1953 14:01:16.658111  [    0.073310] ftrace: allocating 53392 entries in 209 pages
 1954 14:01:16.661387  [    0.130643] ftrace: allocated 209 pages with 4 groups
 1955 14:01:16.664157  [    0.130949] Running RCU self tests
 1956 14:01:16.671200  [    0.130965] rcu: Hierarchical RCU implementation.
 1957 14:01:16.677629  [    0.130970] rcu: 	RCU event tracing is enabled.
 1958 14:01:16.681030  [    0.130974] rcu: 	RCU lockdep checking is enabled.
 1959 14:01:16.690789  [    0.130979] rcu: 	RCU restricting CPUs from NR_CPUS=64 to nr_cpu_ids=4.
 1960 14:01:16.694032  [    0.130984] 	Rude variant of Tasks RCU enabled.
 1961 14:01:16.700613  [    0.130988] 	Tracing variant of Tasks RCU enabled.
 1962 14:01:16.707133  [    0.130994] rcu: RCU calculated value of scheduler-enlistment delay is 100 jiffies.
 1963 14:01:16.716811  [    0.130999] rcu: Adjusting geometry for rcu_fanout_leaf=16, nr_cpu_ids=4
 1964 14:01:16.723652  [    0.141908] NR_IRQS: 4352, nr_irqs: 1024, preallocated irqs: 16
 1965 14:01:16.726858  [    0.142368] random: crng init done
 1966 14:01:16.730110  [    0.142474] Console: colour dummy device 80x25
 1967 14:01:16.736947  [    0.217631] printk: console [ttyS0] enabled
 1968 14:01:16.743324  [    0.218000] Lock dependency validator: Copyright (c) 2006 Red Hat, Inc., Ingo Molnar
 1969 14:01:16.749973  [    0.218661] ... MAX_LOCKDEP_SUBCLASSES:  8
 1970 14:01:16.753242  [    0.219021] ... MAX_LOCK_DEPTH:          48
 1971 14:01:16.759697  [    0.219389] ... MAX_LOCKDEP_KEYS:        8192
 1972 14:01:16.763087  [    0.219771] ... CLASSHASH_SIZE:          4096
 1973 14:01:16.769653  [    0.220152] ... MAX_LOCKDEP_ENTRIES:     32768
 1974 14:01:16.772830  [    0.220541] ... MAX_LOCKDEP_CHAINS:      65536
 1975 14:01:16.779419  [    0.220929] ... CHAINHASH_SIZE:          32768
 1976 14:01:16.786031  [    0.221318]  memory used by lock dependency info: 6365 kB
 1977 14:01:16.789272  [    0.221786]  memory used for stack traces: 4224 kB
 1978 14:01:16.795842  [    0.222204]  per task-struct memory footprint: 1920 bytes
 1979 14:01:16.799130  [    0.222729] ACPI: Core revision 20200925
 1980 14:01:16.805537  [    0.223317] hpet: HPET dysfunctional in PC10. Force disabled.
 1981 14:01:16.812145  [    0.223816] APIC: Switch to symmetric I/O mode setup
 1982 14:01:16.825160  [    0.228308] clocksource: tsc-early: mask: 0xffffffffffffffff max_cycles: 0x170fff30cc4, max_idle_ns: 440795237869 ns
 1983 14:01:16.835275  [    0.229227] Calibrating delay loop (skipped), value calculated using timer frequency.. 3199.92 BogoMIPS (lpj=1599960)
 1984 14:01:16.841692  [    0.230133] pid_max: default: 32768 minimum: 301
 1985 14:01:16.848150  [    0.230210] LSM: Security Framework initializing
 1986 14:01:16.852017  [    0.230210] SELinux:  Initializing.
 1987 14:01:16.855205  [    0.230210] LSM support for eBPF active
 1988 14:01:16.864901  [    0.230210] Mount-cache hash table entries: 8192 (order: 4, 65536 bytes, linear)
 1989 14:01:16.871516  [    0.230210] Mountpoint-cache hash table entries: 8192 (order: 4, 65536 bytes, linear)
 1990 14:01:16.877982  [    0.230210] mce: CPU0: Thermal monitoring enabled (TM1)
 1991 14:01:16.884549  [    0.230210] process: using mwait in idle threads
 1992 14:01:16.887850  [    0.230210] Last level iTLB entries: 4KB 64, 2MB 8, 4MB 8
 1993 14:01:16.897302  [    0.230210] Last level dTLB entries: 4KB 64, 2MB 0, 4MB 0, 1GB 4
 1994 14:01:16.904394  [    0.230210] Spectre V1 : Mitigation: usercopy/swapgs barriers and __user pointer sanitization
 1995 14:01:16.911005  [    0.230210] Spectre V2 : Mitigation: IBRS
 1996 14:01:16.920660  [    0.230210] Spectre V2 : Spectre v2 / SpectreRSB mitigation: Filling RSB on context switch
 1997 14:01:16.927194  [    0.230210] Spectre V2 : Spectre v2 / SpectreRSB : Filling RSB on VMEXIT
 1998 14:01:16.930450  [    0.230210] RETBleed: Mitigation: IBRS
 1999 14:01:16.940098  [    0.230210] Spectre V2 : mitigation: Enabling conditional Indirect Branch Prediction Barrier
 2000 14:01:16.950158  [    0.230210] Speculative Store Bypass: Mitigation: Speculative Store Bypass disabled via prctl and seccomp
 2001 14:01:16.959883  [    0.230210] MDS: Vulnerable: Clear CPU buffers attempted, no microcode
 2002 14:01:16.966484  [    0.230210] MMIO Stale Data: Vulnerable: Clear CPU buffers attempted, no microcode
 2003 14:01:16.973068  [    0.230210] SRBDS: Vulnerable: No microcode
 2004 14:01:16.976221  [    0.230210] ------------[ cut here ]------------
 2005 14:01:16.989845  [    0.230210] missing return thunk: lkdtm_rodata_do_nothing+0x0/0x10-lkdtm_rodata_do_nothing+0x5/0x10: e9 00 00 00 00
 2006 14:01:16.999358  [    0.230210] WARNING: CPU: 0 PID: 0 at arch/x86/kernel/alternative.c:712 apply_returns+0x1f5/0x220
 2007 14:01:17.002619  [    0.230210] Modules linked in:
 2008 14:01:17.009112  [    0.230210] CPU: 0 PID: 0 Comm: swapper/0 Not tainted 5.10.151-cip18 #1
 2009 14:01:17.015794  [    0.230210] Hardware name: Google Rammus/Rammus, BIOS  09/04/2020
 2010 14:01:17.022676  [    0.230210] RIP: 0010:apply_returns+0x1f5/0x220
 2011 14:01:17.042165  [    0.230210] 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 f0 91 4c 9e c6 05 d0 5d e4 01 01 e8 76 8a e8 00 <0f> 0b e9 b9 fe ff ff 44 89 f9 c7 00 cc cc cc cc c7 44 08 fc cc cc
 2012 14:01:17.048666  [    0.230210] RSP: 0000:ffffffff9e803de0 EFLAGS: 00010282
 2013 14:01:17.055190  [    0.230210] RAX: 0000000000000000 RBX: ffffffff9f2e4054 RCX: 0000000000000000
 2014 14:01:17.064924  [    0.230210] RDX: 0000000000000000 RSI: 0000000000000000 RDI: ffffffff9cd7a891
 2015 14:01:17.071589  [    0.230210] RBP: ffffffff9e19b720 R08: 0000000000000001 R09: 0000000000000001
 2016 14:01:17.081222  [    0.230210] R10: ffffffff9e88fbc0 R11: 3fffffffffffffff R12: ffffffff9f2fbc34
 2017 14:01:17.088263  [    0.230210] R13: cccccccccccccccc R14: ffffffff9e19b725 R15: 0000000000000004
 2018 14:01:17.097686  [    0.230210] FS:  0000000000000000(0000) GS:ffffa15fbac00000(0000) knlGS:0000000000000000
 2019 14:01:17.104401  [    0.230210] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
 2020 14:01:17.110905  [    0.230210] CR2: ffffa15fbefff000 CR3: 000000002fa26001 CR4: 00000000003706f0
 2021 14:01:17.114377  [    0.230210] Call Trace:
 2022 14:01:17.120792  [    0.230210]  alternative_instructions+0x7d/0x143
 2023 14:01:17.124506  [    0.230210]  check_bugs+0xedd/0xf39
 2024 14:01:17.127384  [    0.230210]  start_kernel+0x517/0x54d
 2025 14:01:17.134365  [    0.230210]  secondary_startup_64_no_verify+0xc2/0xcb
 2026 14:01:17.137562  [    0.230210] irq event stamp: 162241
 2027 14:01:17.147159  [    0.230210] hardirqs last  enabled at (162249): [<ffffffff9cd7a891>] console_unlock+0x4d1/0x5f0
 2028 14:01:17.157149  [    0.230210] hardirqs last disabled at (162256): [<ffffffff9cd7a804>] console_unlock+0x444/0x5f0
 2029 14:01:17.166845  [    0.230210] softirqs last  enabled at (1836): [<ffffffff9cdd2f7b>] cgroup_idr_alloc.constprop.0+0x5b/0xe0
 2030 14:01:17.176711  [    0.230210] softirqs last disabled at (1834): [<ffffffff9cdd2f4e>] cgroup_idr_alloc.constprop.0+0x2e/0xe0
 2031 14:01:17.183705  [    0.230210] ---[ end trace 6004f8110cb7308d ]---
 2032 14:01:17.184345  login-action: exception
 2034 14:01:17.285074  [    0.230210]#
 2035 14:01:17.285250  [login-action] Waiting for messages, (timeout 00:04:26)
 2036 14:01:17.285446   Freeing SMP alternatives memory: 44K
 2037 14:01:17.285519  [    0.230210] smpboot: CPU0: Intel(R) Core(TM) m3-8100Y CPU @ 1.10GHz (family: 0x6, model: 0x8e, stepping: 0x9)
 2038 14:01:17.285584  [    0.231055] Performance Events: PEBS fmt3+, Skylake events, 32-deep LBR, full-width counters, Intel PMU driver.
 2039 14:01:17.285644  [    0.231230] ... version:                4
 2040 14:01:17.285704  [    0.231588] ... bit width:              48
 2041 14:01:17.285773  [    0.231951] ... generic registers:      4
 2042 14:01:17.285830  [    0.232218] ... value mask:             0000ffffffffffff
 2043 14:01:17.285887  [    0.232683] ... max period:             00007fffffffffff
 2044 14:01:17.285967  [    0.233146] ... fixed-purpose events:   3
 2045 14:01:17.286037  [    0.233217] ... event mask:             000000070000000f
 2046 14:01:17.286093  [    0.234314] rcu: Hierarchical SRCU implementation.
 2047 14:01:17.286148  [    0.237063] smp: Bringing up secondary CPUs ...
 2048 14:01:17.286204  [    0.238126] x86: Booting SMP configuration:
 2049 14:01:17.286297  [    0.238246] .... node  #0, CPUs:      #1
 2050 14:01:17.286352  [    0.239291] 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.
 2051 14:01:17.301571  [    0.240246] 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.
 2052 14:01:17.301660  [    0.242037]  #2 #3
 2053 14:01:17.308341  [    0.244633] smp: Brought up 1 node, 4 CPUs
 2054 14:01:17.311651  [    0.245238] smpboot: Max logical packages: 1
 2055 14:01:17.321257  [    0.245620] smpboot: Total of 4 processors activated (12799.68 BogoMIPS)
 2056 14:01:17.324545  [    0.248655] devtmpfs: initialized
 2057 14:01:17.327739  [    0.249637] x86/mm: Memory block size: 128MB
 2058 14:01:17.340871  [    0.254690] clocksource: jiffies: mask: 0xffffffff max_cycles: 0xffffffff, max_idle_ns: 1911260446275000 ns
 2059 14:01:17.347801  [    0.255234] futex hash table entries: 1024 (order: 5, 131072 bytes, linear)
 2060 14:01:17.354077  [    0.256369] pinctrl core: initialized pinctrl subsystem
 2061 14:01:17.357325  [    0.257219] PM: RTC time: 14:01:14, date: 2022-10-28
 2062 14:01:17.364424  [    0.258363] NET: Registered protocol family 16
 2063 14:01:17.370462  [    0.259712] audit: initializing netlink subsys (disabled)
 2064 14:01:17.380277  [    0.260263] audit: type=2000 audit(1666965673.031:1): state=initialized audit_enabled=0 res=1
 2065 14:01:17.387180  [    0.261242] thermal_sys: Registered thermal governor 'step_wise'
 2066 14:01:17.393614  [    0.261249] thermal_sys: Registered thermal governor 'user_space'
 2067 14:01:17.396972  [    0.261872] cpuidle: using governor menu
 2068 14:01:17.403626  [    0.262657] ACPI: bus type PCI registered
 2069 14:01:17.411504  [    0.263678] PCI: MMCONFIG for domain 0000 [bus 00-3f] at [mem 0xe0000000-0xe3ffffff] (base 0xe0000000)
 2070 14:01:17.418799  [    0.264224] PCI: MMCONFIG at [mem 0xe0000000-0xe3ffffff] reserved in E820
 2071 14:01:17.426484  [    0.264855] PCI: Using configuration type 1 for base access
 2072 14:01:17.430190  [    0.294438] Kprobes globally optimized
 2073 14:01:17.437446  [    0.295274] HugeTLB registered 1.00 GiB page size, pre-allocated 0 pages
 2074 14:01:17.444538  [    0.295859] HugeTLB registered 2.00 MiB page size, pre-allocated 0 pages
 2075 14:01:17.452073  [    0.296450] cryptomgr_test (38) used greatest stack depth: 14880 bytes left
 2076 14:01:17.459353  [    0.299606] ACPI: Added _OSI(Module Device)
 2077 14:01:17.463223  [    0.300233] ACPI: Added _OSI(Processor Device)
 2078 14:01:17.467021  [    0.300629] ACPI: Added _OSI(3.0 _SCP Extensions)
 2079 14:01:17.473612  [    0.301044] ACPI: Added _OSI(Processor Aggregator Device)
 2080 14:01:17.480316  [    0.301221] ACPI: Added _OSI(Linux-Dell-Video)
 2081 14:01:17.486968  [    0.301618] ACPI: Added _OSI(Linux-Lenovo-NV-HDMI-Audio)
 2082 14:01:17.490018  [    0.302088] ACPI: Added _OSI(Linux-HPI-Hybrid-Graphics)
 2083 14:01:17.496508  [    0.317977] ACPI: 2 ACPI AML tables successfully acquired and loaded
 2084 14:01:17.503072  [    0.328290] ACPI: EC: EC started
 2085 14:01:17.506402  [    0.328606] ACPI: EC: interrupt blocked
 2086 14:01:17.513172  [    0.329921] ACPI: EC: EC_CMD/EC_SC=0x66, EC_DATA=0x62
 2087 14:01:17.519617  [    0.330223] ACPI: \_SB_.PCI0.LPCB.EC0_: Boot DSDT EC used to handle transactions
 2088 14:01:17.522913  [    0.330861] ACPI: Interpreter enabled
 2089 14:01:17.529513  [    0.331276] ACPI: (supports S0 S3 S4 S5)
 2090 14:01:17.533040  [    0.331628] ACPI: Using IOAPIC for interrupt routing
 2091 14:01:17.546109  [    0.332160] PCI: Using host bridge windows from ACPI; if necessary, use \"pci=nocrs\" and report a bug
 2092 14:01:17.549274  [    0.353973] ACPI: Power Resource [PRIC] (on)
 2093 14:01:17.555678  [    0.483482] ACPI: PCI Root Bridge [PCI0] (domain 0000 [bus 00-ff])
 2094 14:01:17.565650  [    0.484035] acpi PNP0A08:00: _OSC: OS supports [ExtendedConfig ASPM ClockPM Segments MSI HPX-Type3]
 2095 14:01:17.575440  [    0.484633] acpi PNP0A08:00: _OSC: OS now controls [PME PCIeCapability LTR]
 2096 14:01:17.585226  [    0.485306] acpi PNP0A08:00: [Firmware Info]: MMCONFIG for domain 0000 [bus 00-3f] only partially covers this bridge
 2097 14:01:17.592098  [    0.487065] PCI host bridge to bus 0000:00
 2098 14:01:17.598609  [    0.487225] pci_bus 0000:00: root bus resource [io  0x0000-0x0cf7 window]
 2099 14:01:17.605229  [    0.487818] pci_bus 0000:00: root bus resource [io  0x0d00-0xffff window]
 2100 14:01:17.615249  [    0.488221] pci_bus 0000:00: root bus resource [mem 0x000a0000-0x000bffff window]
 2101 14:01:17.621713  [    0.488868] pci_bus 0000:00: root bus resource [mem 0x000c0000-0x000c3fff window]
 2102 14:01:17.631548  [    0.489221] pci_bus 0000:00: root bus resource [mem 0x000c4000-0x000c7fff window]
 2103 14:01:17.638073  [    0.489868] pci_bus 0000:00: root bus resource [mem 0x000c8000-0x000cbfff window]
 2104 14:01:17.647883  [    0.490220] pci_bus 0000:00: root bus resource [mem 0x000cc000-0x000cffff window]
 2105 14:01:17.657492  [    0.490867] pci_bus 0000:00: root bus resource [mem 0x000d0000-0x000d3fff window]
 2106 14:01:17.664298  [    0.491220] pci_bus 0000:00: root bus resource [mem 0x000d4000-0x000d7fff window]
 2107 14:01:17.674170  [    0.491867] pci_bus 0000:00: root bus resource [mem 0x000d8000-0x000dbfff window]
 2108 14:01:17.681100  [    0.492220] pci_bus 0000:00: root bus resource [mem 0x000dc000-0x000dffff window]
 2109 14:01:17.690505  [    0.492867] pci_bus 0000:00: root bus resource [mem 0x000e0000-0x000e3fff window]
 2110 14:01:17.697244  [    0.493220] pci_bus 0000:00: root bus resource [mem 0x000e4000-0x000e7fff window]
 2111 14:01:17.707204  [    0.493866] pci_bus 0000:00: root bus resource [mem 0x000e8000-0x000ebfff window]
 2112 14:01:17.713971  [    0.494220] pci_bus 0000:00: root bus resource [mem 0x000ec000-0x000effff window]
 2113 14:01:17.723602  [    0.494867] pci_bus 0000:00: root bus resource [mem 0x000f0000-0x000fffff window]
 2114 14:01:17.730283  [    0.495220] pci_bus 0000:00: root bus resource [mem 0x80000001-0xdfffffff window]
 2115 14:01:17.740186  [    0.495867] pci_bus 0000:00: root bus resource [mem 0x800000000-0xbffffffff window]
 2116 14:01:17.749578  [    0.496223] pci_bus 0000:00: root bus resource [mem 0xfd000000-0xfe7fffff window]
 2117 14:01:17.756558  [    0.496870] pci_bus 0000:00: root bus resource [mem 0xfed40000-0xfed44fff window]
 2118 14:01:17.762834  [    0.497221] pci_bus 0000:00: root bus resource [bus 00-ff]
 2119 14:01:17.769802  [    0.497811] pci 0000:00:00.0: [8086:590c] type 00 class 0x060000
 2120 14:01:17.776429  [    0.499614] pci 0000:00:02.0: [8086:591c] type 00 class 0x030000
 2121 14:01:17.785926  [    0.500168] pci 0000:00:02.0: reg 0x10: [mem 0xd0000000-0xd0ffffff 64bit]
 2122 14:01:17.792429  [    0.500237] pci 0000:00:02.0: reg 0x18: [mem 0xc0000000-0xcfffffff 64bit pref]
 2123 14:01:17.799142  [    0.500873] pci 0000:00:02.0: reg 0x20: [io  0x1c00-0x1c3f]
 2124 14:01:17.805255  [    0.502104] pci 0000:00:04.0: [8086:1903] type 00 class 0x118000
 2125 14:01:17.812310  [    0.502249] pci 0000:00:04.0: reg 0x10: [mem 0xd1120000-0xd1127fff 64bit]
 2126 14:01:17.819021  [    0.503896] pci 0000:00:08.0: [8086:1911] type 00 class 0x088000
 2127 14:01:17.828404  [    0.504251] pci 0000:00:08.0: reg 0x10: [mem 0xd1130000-0xd1130fff 64bit]
 2128 14:01:17.835024  [    0.505749] pci 0000:00:14.0: [8086:9d2f] type 00 class 0x0c0330
 2129 14:01:17.841564  [    0.506264] pci 0000:00:14.0: reg 0x10: [mem 0xd1100000-0xd110ffff 64bit]
 2130 14:01:17.848091  [    0.507022] pci 0000:00:14.0: PME# supported from D3hot D3cold
 2131 14:01:17.854603  [    0.508291] pci 0000:00:14.2: [8086:9d31] type 00 class 0x118000
 2132 14:01:17.861498  [    0.508854] pci 0000:00:14.2: reg 0x10: [mem 0xd1131000-0xd1131fff 64bit]
 2133 14:01:17.867765  [    0.510156] pci 0000:00:15.0: [8086:9d60] type 00 class 0x118000
 2134 14:01:17.877545  [    0.510271] pci 0000:00:15.0: reg 0x10: [mem 0xd1132000-0xd1132fff 64bit]
 2135 14:01:17.884530  [    0.511975] pci 0000:00:15.1: [8086:9d61] type 00 class 0x118000
 2136 14:01:17.891069  [    0.512271] pci 0000:00:15.1: reg 0x10: [mem 0xd1133000-0xd1133fff 64bit]
 2137 14:01:17.897566  [    0.514004] pci 0000:00:19.0: [8086:9d66] type 00 class 0x118000
 2138 14:01:17.907443  [    0.514272] pci 0000:00:19.0: reg 0x10: [mem 0xfe034000-0xfe034fff 64bit]
 2139 14:01:17.914054  [    0.514893] pci 0000:00:19.0: reg 0x18: [mem 0xd1135000-0xd1135fff 64bit]
 2140 14:01:17.920586  [    0.516319] pci 0000:00:19.1: [8086:9d65] type 00 class 0x118000
 2141 14:01:17.927210  [    0.516891] pci 0000:00:19.1: reg 0x10: [mem 0xd1136000-0xd1136fff 64bit]
 2142 14:01:17.933752  [    0.518381] pci 0000:00:1c.0: [8086:9d10] type 01 class 0x060400
 2143 14:01:17.940224  [    0.519135] pci 0000:00:1c.0: PME# supported from D0 D3hot D3cold
 2144 14:01:17.946800  [    0.520289] pci 0000:00:1e.0: [8086:9d27] type 00 class 0x118000
 2145 14:01:17.956630  [    0.520863] pci 0000:00:1e.0: reg 0x10: [mem 0xd1137000-0xd1137fff 64bit]
 2146 14:01:17.963331  [    0.522353] pci 0000:00:1e.2: [8086:9d29] type 00 class 0x118000
 2147 14:01:17.969156  [    0.522926] pci 0000:00:1e.2: reg 0x10: [mem 0xd1138000-0xd1138fff 64bit]
 2148 14:01:17.976107  [    0.524344] pci 0000:00:1e.4: [8086:9d2b] type 00 class 0x080501
 2149 14:01:17.985805  [    0.524909] pci 0000:00:1e.4: reg 0x10: [mem 0xd1139000-0xd1139fff 64bit]
 2150 14:01:17.992145  [    0.526479] pci 0000:00:1e.6: [8086:9d2d] type 00 class 0x080501
 2151 14:01:17.999108  [    0.527048] pci 0000:00:1e.6: reg 0x10: [mem 0xd113a000-0xd113afff 64bit]
 2152 14:01:18.005597  [    0.528303] pci 0000:00:1f.0: [8086:9d4b] type 00 class 0x060100
 2153 14:01:18.011695  [    0.529897] pci 0000:00:1f.2: [8086:9d21] type 00 class 0x058000
 2154 14:01:18.018304  [    0.530256] pci 0000:00:1f.2: reg 0x10: [mem 0xd1128000-0xd112bfff]
 2155 14:01:18.025025  [    0.531860] pci 0000:00:1f.3: [8086:9d71] type 00 class 0x040100
 2156 14:01:18.034832  [    0.532269] pci 0000:00:1f.3: reg 0x10: [mem 0xd112c000-0xd112ffff 64bit]
 2157 14:01:18.041770  [    0.532921] pci 0000:00:1f.3: reg 0x20: [mem 0xd1110000-0xd111ffff 64bit]
 2158 14:01:18.047945  [    0.533346] pci 0000:00:1f.3: PME# supported from D3hot D3cold
 2159 14:01:18.054421  [    0.534930] pci 0000:00:1f.4: [8086:9d23] type 00 class 0x0c0500
 2160 14:01:18.061405  [    0.535288] pci 0000:00:1f.4: reg 0x10: [mem 0xd113c000-0xd113c0ff 64bit]
 2161 14:01:18.067723  [    0.535954] pci 0000:00:1f.4: reg 0x20: [io  0xefa0-0xefbf]
 2162 14:01:18.074116  [    0.537229] pci 0000:00:1f.5: [8086:9d24] type 00 class 0x000000
 2163 14:01:18.080688  [    0.537788] pci 0000:00:1f.5: reg 0x10: [mem 0xfe010000-0xfe010fff]
 2164 14:01:18.087162  [    0.539911] pci 0000:01:00.0: [8086:095a] type 00 class 0x028000
 2165 14:01:18.097505  [    0.541163] pci 0000:01:00.0: reg 0x10: [mem 0xd1000000-0xd1001fff 64bit]
 2166 14:01:18.103680  [    0.545420] pci 0000:01:00.0: PME# supported from D0 D3hot D3cold
 2167 14:01:18.110346  [    0.548602] pci 0000:00:1c.0: PCI bridge to [bus 01]
 2168 14:01:18.117028  [    0.549058] pci 0000:00:1c.0:   bridge window [mem 0xd1000000-0xd10fffff]
 2169 14:01:18.123683  [    0.551041] ACPI: PCI Interrupt Link [LNKA] (IRQs 3 4 5 6 10 12 14 15) *11
 2170 14:01:18.130119  [    0.551606] ACPI: PCI Interrupt Link [LNKB] (IRQs 3 4 5 6 *10 12 14 15)
 2171 14:01:18.140014  [    0.552598] ACPI: PCI Interrupt Link [LNKC] (IRQs 3 4 5 6 10 12 14 15) *11
 2172 14:01:18.146483  [    0.553602] ACPI: PCI Interrupt Link [LNKD] (IRQs 3 4 5 6 10 12 14 15) *11
 2173 14:01:18.156306  [    0.554596] ACPI: PCI Interrupt Link [LNKE] (IRQs 3 4 5 6 10 12 14 15) *11
 2174 14:01:18.163285  [    0.555597] ACPI: PCI Interrupt Link [LNKF] (IRQs 3 4 5 6 10 12 14 15) *11
 2175 14:01:18.169796  [    0.556594] ACPI: PCI Interrupt Link [LNKG] (IRQs 3 4 5 6 10 12 14 15) *11
 2176 14:01:18.179500  [    0.557594] ACPI: PCI Interrupt Link [LNKH] (IRQs 3 4 5 6 10 12 14 15) *11
 2177 14:01:18.182770  [    0.565815] ACPI: EC: interrupt unblocked
 2178 14:01:18.186035  [    0.566189] ACPI: EC: event unblocked
 2179 14:01:18.192515  [    0.566218] ACPI: EC: EC_CMD/EC_SC=0x66, EC_DATA=0x62
 2180 14:01:18.196024  [    0.566669] ACPI: EC: GPE=0x6e
 2181 14:01:18.202842  [    0.566954] ACPI: \_SB_.PCI0.LPCB.EC0_: Boot DSDT EC initialization complete
 2182 14:01:18.212535  [    0.567238] ACPI: \_SB_.PCI0.LPCB.EC0_: EC: Used to handle transactions and events
 2183 14:01:18.218676  [    0.568512] iommu: Default domain type: Translated 
 2184 14:01:18.225383  [    0.569452] pci 0000:00:02.0: vgaarb: setting as boot VGA device
 2185 14:01:18.235410  [    0.569859] pci 0000:00:02.0: vgaarb: VGA device added: decodes=io+mem,owns=io+mem,locks=none
 2186 14:01:18.241857  [    0.570261] pci 0000:00:02.0: vgaarb: bridge control possible
 2187 14:01:18.241939  [    0.570764] vgaarb: loaded
 2188 14:01:18.248318  [    0.571715] SCSI subsystem initialized
 2189 14:01:18.252065  [    0.572487] ACPI: bus type USB registered
 2190 14:01:18.258474  [    0.573005] usbcore: registered new interface driver usbfs
 2191 14:01:18.264865  [    0.573298] usbcore: registered new interface driver hub
 2192 14:01:18.271796  [    0.573812] usbcore: registered new device driver usb
 2193 14:01:18.274913  [    0.574379] pps_core: LinuxPPS API ver. 1 registered
 2194 14:01:18.284668  [    0.574816] pps_core: Software ver. 5.3.6 - Copyright 2005-2007 Rodolfo Giometti <giometti@linux.it>
 2195 14:01:18.291661  [    0.575234] PTP clock support registered
 2196 14:01:18.298064  [    0.576265] Advanced Linux Sound Architecture Driver Initialized.
 2197 14:01:18.301350  [    0.578055] NetLabel: Initializing
 2198 14:01:18.304648  [    0.578220] NetLabel:  domain hash size = 128
 2199 14:01:18.310983  [    0.578607] NetLabel:  protocols = UNLABELED CIPSOv4 CALIPSO
 2200 14:01:18.317500  [    0.579192] NetLabel:  unlabeled traffic allowed by default
 2201 14:01:18.324099  [    0.579375] PCI: Using ACPI for IRQ routing
 2202 14:01:18.330625  [    0.587675] clocksource: Switched to clocksource tsc-early
 2203 14:01:18.333877  [    1.094385] VFS: Disk quotas dquot_6.6.0
 2204 14:01:18.340391  [    1.094800] VFS: Dquot-cache hash table entries: 512 (order 0, 4096 bytes)
 2205 14:01:18.343699  [    1.095951] pnp: PnP ACPI init
 2206 14:01:18.353539  [    1.097353] system 00:00: [mem 0xfed10000-0xfed17fff] has been reserved
 2207 14:01:18.360080  [    1.097935] system 00:00: [mem 0xfed18000-0xfed18fff] has been reserved
 2208 14:01:18.367097  [    1.098541] system 00:00: [mem 0xfed19000-0xfed19fff] has been reserved
 2209 14:01:18.373427  [    1.099121] system 00:00: [mem 0xe0000000-0xe3ffffff] has been reserved
 2210 14:01:18.383456  [    1.099724] system 00:00: [mem 0xfed20000-0xfed3ffff] has been reserved
 2211 14:01:18.389823  [    1.100330] system 00:00: [mem 0xfed90000-0xfed93fff] could not be reserved
 2212 14:01:18.396474  [    1.100939] system 00:00: [mem 0xfed45000-0xfed8ffff] could not be reserved
 2213 14:01:18.406335  [    1.101569] system 00:00: [mem 0xff000000-0xffffffff] has been reserved
 2214 14:01:18.413163  [    1.102149] system 00:00: [mem 0xfee00000-0xfeefffff] has been reserved
 2215 14:01:18.419334  [    1.102750] system 00:00: [mem 0xfed00000-0xfed003ff] has been reserved
 2216 14:01:18.426395  [    1.104600] system 00:01: [io  0x1800-0x18fe] has been reserved
 2217 14:01:18.432458  [    1.105670] system 00:03: [io  0x0900-0x09fe] has been reserved
 2218 14:01:18.439621  [    1.106560] system 00:04: [io  0x0200] has been reserved
 2219 14:01:18.445749  [    1.107033] system 00:04: [io  0x0204] has been reserved
 2220 14:01:18.452434  [    1.107530] system 00:04: [io  0x0800-0x087f] has been reserved
 2221 14:01:18.459084  [    1.108054] system 00:04: [io  0x0880-0x08ff] has been reserved
 2222 14:01:18.462267  [    1.112083] pnp: PnP ACPI: found 6 devices
 2223 14:01:18.472369  [    1.129884] clocksource: acpi_pm: mask: 0xffffff max_cycles: 0xffffff, max_idle_ns: 2085701024 ns
 2224 14:01:18.478818  [    1.130823] NET: Registered protocol family 2
 2225 14:01:18.485475  [    1.131418] IP idents hash table entries: 65536 (order: 7, 524288 bytes, linear)
 2226 14:01:18.495236  [    1.134090] tcp_listen_portaddr_hash hash table entries: 2048 (order: 5, 163840 bytes, linear)
 2227 14:01:18.505071  [    1.135141] TCP established hash table entries: 32768 (order: 6, 262144 bytes, linear)
 2228 14:01:18.511454  [    1.136119] TCP bind hash table entries: 32768 (order: 9, 2359296 bytes, linear)
 2229 14:01:18.521454  [    1.139043] TCP: Hash tables configured (established 32768 bind 32768)
 2230 14:01:18.527840  [    1.140021] MPTCP token hash table entries: 4096 (order: 6, 360448 bytes, linear)
 2231 14:01:18.534530  [    1.141038] UDP hash table entries: 2048 (order: 6, 327680 bytes, linear)
 2232 14:01:18.544464  [    1.141966] UDP-Lite hash table entries: 2048 (order: 6, 327680 bytes, linear)
 2233 14:01:18.547713  [    1.143091] NET: Registered protocol family 1
 2234 14:01:18.554219  [    1.144443] RPC: Registered named UNIX socket transport module.
 2235 14:01:18.560773  [    1.144991] RPC: Registered udp transport module.
 2236 14:01:18.567434  [    1.145441] RPC: Registered tcp transport module.
 2237 14:01:18.574148  [    1.145859] RPC: Registered tcp NFSv4.1 backchannel transport module.
 2238 14:01:18.577418  [    1.147167] NET: Registered protocol family 44
 2239 14:01:18.584238  [    1.147619] pci 0000:00:1c.0: PCI bridge to [bus 01]
 2240 14:01:18.590335  [    1.148075] pci 0000:00:1c.0:   bridge window [mem 0xd1000000-0xd10fffff]
 2241 14:01:18.600211  [    1.148705] pci_bus 0000:00: resource 4 [io  0x0000-0x0cf7 window]
 2242 14:01:18.607146  [    1.149260] pci_bus 0000:00: resource 5 [io  0x0d00-0xffff window]
 2243 14:01:18.613550  [    1.149799] pci_bus 0000:00: resource 6 [mem 0x000a0000-0x000bffff window]
 2244 14:01:18.620122  [    1.150410] pci_bus 0000:00: resource 7 [mem 0x000c0000-0x000c3fff window]
 2245 14:01:18.630018  [    1.151007] pci_bus 0000:00: resource 8 [mem 0x000c4000-0x000c7fff window]
 2246 14:01:18.636683  [    1.151619] pci_bus 0000:00: resource 9 [mem 0x000c8000-0x000cbfff window]
 2247 14:01:18.643238  [    1.152230] pci_bus 0000:00: resource 10 [mem 0x000cc000-0x000cffff window]
 2248 14:01:18.653051  [    1.152833] pci_bus 0000:00: resource 11 [mem 0x000d0000-0x000d3fff window]
 2249 14:01:18.659672  [    1.153452] pci_bus 0000:00: resource 12 [mem 0x000d4000-0x000d7fff window]
 2250 14:01:18.669411  [    1.154056] pci_bus 0000:00: resource 13 [mem 0x000d8000-0x000dbfff window]
 2251 14:01:18.675822  [    1.154673] pci_bus 0000:00: resource 14 [mem 0x000dc000-0x000dffff window]
 2252 14:01:18.682638  [    1.155296] pci_bus 0000:00: resource 15 [mem 0x000e0000-0x000e3fff window]
 2253 14:01:18.692324  [    1.155900] pci_bus 0000:00: resource 16 [mem 0x000e4000-0x000e7fff window]
 2254 14:01:18.698658  [    1.156519] pci_bus 0000:00: resource 17 [mem 0x000e8000-0x000ebfff window]
 2255 14:01:18.708340  [    1.157122] pci_bus 0000:00: resource 18 [mem 0x000ec000-0x000effff window]
 2256 14:01:18.714825  [    1.157742] pci_bus 0000:00: resource 19 [mem 0x000f0000-0x000fffff window]
 2257 14:01:18.721964  [    1.158361] pci_bus 0000:00: resource 20 [mem 0x80000001-0xdfffffff window]
 2258 14:01:18.731306  [    1.158964] pci_bus 0000:00: resource 21 [mem 0x800000000-0xbffffffff window]
 2259 14:01:18.738059  [    1.159597] pci_bus 0000:00: resource 22 [mem 0xfd000000-0xfe7fffff window]
 2260 14:01:18.744389  [    1.160202] pci_bus 0000:00: resource 23 [mem 0xfed40000-0xfed44fff window]
 2261 14:01:18.754354  [    1.160822] pci_bus 0000:01: resource 1 [mem 0xd1000000-0xd10fffff]
 2262 14:01:18.764281  [    1.161967] pci 0000:00:02.0: Video device with shadowed ROM at [mem 0x000c0000-0x000dffff]
 2263 14:01:18.767520  [    1.165427] PCI: CLS 64 bytes, default 64
 2264 14:01:18.770825  [    1.166324] Unpacking initramfs...
 2265 14:01:18.773984  [    1.530733] Freeing initrd memory: 8236K
 2266 14:01:18.780792  [    1.531183] DMAR: Host address width 39
 2267 14:01:18.787083  [    1.531621] DMAR: DRHD base: 0x000000fed90000 flags: 0x0
 2268 14:01:18.793485  [    1.532170] DMAR: dmar0: reg_base_addr fed90000 ver 1:0 cap 1c0000c40660462 ecap 19e2ff0505e
 2269 14:01:18.803608  [    1.532919] DMAR: RMRR base: 0x0000007b800000 end: 0x0000007fffffff
 2270 14:01:18.806893  [    1.533484] DMAR: DRHD base: 0x000000fed91000 flags: 0x1
 2271 14:01:18.816609  [    1.533973] DMAR: dmar1: reg_base_addr fed91000 ver 1:0 cap d2008c40660462 ecap f050da
 2272 14:01:18.823144  [    1.534792] PCI-DMA: Using software bounce buffering for IO (SWIOTLB)
 2273 14:01:18.833137  [    1.535374] software IO TLB: mapped [mem 0x0000000076998000-0x000000007a998000] (64MB)
 2274 14:01:18.842826  [    1.536364] RAPL PMU: API unit is 2^-32 Joules, 5 fixed counters, 655360 ms ovfl timer
 2275 14:01:18.849948  [    1.537048] RAPL PMU: hw unit of domain pp0-core 2^-14 Joules
 2276 14:01:18.856353  [    1.537636] RAPL PMU: hw unit of domain package 2^-14 Joules
 2277 14:01:18.859578  [    1.538132] RAPL PMU: hw unit of domain dram 2^-14 Joules
 2278 14:01:18.866256  [    1.538619] RAPL PMU: hw unit of domain pp1-gpu 2^-14 Joules
 2279 14:01:18.872713  [    1.539114] RAPL PMU: hw unit of domain psys 2^-14 Joules
 2280 14:01:18.879282  [    1.541938] kvm: already loaded the other module
 2281 14:01:18.885607  [    1.565082] check: Scanning for low memory corruption every 60 seconds
 2282 14:01:18.888814  [    1.569868] Initialise system trusted keyrings
 2283 14:01:18.898844  [    1.570608] workingset: timestamp_bits=56 max_order=20 bucket_order=0
 2284 14:01:18.902609  [    1.597617] NFS: Registering the id_resolver key type
 2285 14:01:18.909206  [    1.598107] Key type id_resolver registered
 2286 14:01:18.912008  [    1.598532] Key type id_legacy registered
 2287 14:01:18.918649  [    1.621020] Key type asymmetric registered
 2288 14:01:18.922400  [    1.621448] Asymmetric key parser 'x509' registered
 2289 14:01:18.932213  [    1.621942] Block layer SCSI generic (bsg) driver version 0.4 loaded (major 249)
 2290 14:01:18.935512  [    1.622620] io scheduler mq-deadline registered
 2291 14:01:18.941598  [    1.623023] io scheduler kyber registered
 2292 14:01:18.945369  [    1.623672] test_firmware: interface ready
 2293 14:01:18.952049  [    1.626124] pcieport 0000:00:1c.0: PME: Signaling with IRQ 120
 2294 14:01:18.955236  [    1.628365] ACPI: AC Adapter [AC] (on-line)
 2295 14:01:18.968235  [    1.629266] input: Lid Switch as /devices/LNXSYSTM:00/LNXSYBUS:00/PNP0A08:00/device:03/PNP0C09:00/PNP0C0D:00/input/input0
 2296 14:01:18.971388  [    1.631187] ACPI: Lid Switch [LID0]
 2297 14:01:18.981521  [    1.631896] input: Power Button as /devices/LNXSYSTM:00/LNXPWRBN:00/input/input1
 2298 14:01:18.984706  [    1.632881] ACPI: Power Button [PWRF]
 2299 14:01:18.991111  [    1.633795] ACPI: \_PR_.CP00: Found 3 idle states
 2300 14:01:18.994894  [    1.635377] ACPI: \_PR_.CP01: Found 3 idle states
 2301 14:01:19.001253  [    1.636641] ACPI: \_PR_.CP02: Found 3 idle states
 2302 14:01:19.007676  [    1.637835] ACPI: \_PR_.CP03: Found 3 idle states
 2303 14:01:19.014100  [    1.639983] Serial: 8250/16550 driver, 4 ports, IRQ sharing enabled
 2304 14:01:19.017539  [    1.644825] hpet_acpi_add: no address or irqs in _CRS
 2305 14:01:19.027604  [    1.645649] battery: ACPI: Battery Slot [BAT0] (battery present)
 2306 14:01:19.031020  [    1.645703] Non-volatile memory driver v1.3
 2307 14:01:19.034358  [    1.646938] Linux agpgart interface v0.103
 2308 14:01:19.040415  [    1.650885] i915 0000:00:02.0: vgaarb: deactivate vga console
 2309 14:01:19.053662  [    1.703776] i915 0000:00:02.0: vgaarb: changed VGA decodes: olddecodes=io+mem,decodes=io+mem:owns=io+mem
 2310 14:01:19.063445  [    1.705156] i915 0000:00:02.0: Direct firmware load for i915/kbl_dmc_ver1_04.bin failed with error -2
 2311 14:01:19.076454  [    1.706106] i915 0000:00:02.0: [drm] Failed to load DMC firmware i915/kbl_dmc_ver1_04.bin. Disabling runtime power management.
 2312 14:01:19.089823  [    1.707318] i915 0000:00:02.0: [drm] DMC firmware homepage: https://git.kernel.org/pub/scm/linux/kernel/git/firmware/linux-firmware.git/tree/i915
 2313 14:01:19.096127  [    1.738497] [drm] Initialized i915 1.6.0 20200917 for 0000:00:02.0 on minor 0
 2314 14:01:19.106548  [    1.742977] [drm] Initialized vgem 1.0.0 20120112 for vgem on minor 1
 2315 14:01:19.109710  [    1.766476] loop: module loaded
 2316 14:01:19.115979  [    1.767841] lkdtm: No crash points registered, enable through debugfs
 2317 14:01:19.119288  [    1.799192] printk: console [ttyS0] disabled
 2318 14:01:19.129513  [    1.800644] dw-apb-uart.2: ttyS0 at MMIO 0xfe034000 (irq = 32, base_baud = 115200) is a 16550A
 2319 14:01:19.136167  [    2.564471] tsc: Refined TSC clocksource calibration: 1608.000 MHz
 2320 14:01:19.142787  [    2.570279] printk: console [ttyS0] enabled
 2321 14:01:19.152099  [    2.578737] clocksource: tsc: mask: 0xffffffffffffffff max_cycles: 0x172daa3a18b, max_idle_ns: 440795212390 ns
 2322 14:01:19.213933  [    5.235861] fbcon: i915drmfb (fb0) is primary device
 2323 14:01:19.226170  [    5.237920] clocksource: Switched to clocksource tsc
 2324 14:01:19.229923  [    5.252633] dw-apb-uart.4: ttyS1 at MMIO 0xd1137000 (irq = 20, base_baud = 115200) is a 16550A
 2325 14:01:19.240528  [    5.255313] pxa2xx-spi pxa2xx-spi.5: no DMA channels available, using PIO
 2326 14:01:19.243864  [    5.265751] e100: Intel(R) PRO/100 Network Driver
 2327 14:01:19.247189  [    5.265756] e100: Copyright(c) 1999-2006 Intel Corporation
 2328 14:01:19.266850  [    5.265854] e1000: Intel(R) PRO/1000 Network Driver
 2329 14:01:19.267641  [    5.265857] e1000: Copyright (c) 1999-2006 Intel Corporation.
 2330 14:01:19.270674  [    5.266002] e1000e: Intel(R) PRO/1000 Network Driver
 2331 14:01:19.273865  [    5.266006] e1000e: Copyright(c) 1999 - 2015 Intel Corporation.
 2332 14:01:19.277667  [    5.266115] sky2: driver version 1.30
 2333 14:01:19.284197  [    5.266487] tpm_tis_spi spi-PRP0001:00: TPM ready IRQ confirmed on attempt 2
 2334 14:01:19.291102  [    5.266589] usbcore: registered new interface driver r8152
 2335 14:01:19.298910  [    5.267180] ehci_hcd: USB 2.0 'Enhanced' Host Controller (EHCI) Driver
 2336 14:01:19.302293  [    5.267208] ehci-pci: EHCI PCI platform driver
 2337 14:01:19.309250  [    5.267330] ohci_hcd: USB 1.1 'Open' Host Controller (OHCI) Driver
 2338 14:01:19.314179  [    5.267358] ohci-pci: OHCI PCI platform driver
 2339 14:01:19.320849  [    5.267444] uhci_hcd: USB Universal Host Controller Interface driver
 2340 14:01:19.327854  [    5.268960] xhci_hcd 0000:00:14.0: xHCI Host Controller
 2341 14:01:19.338065  [    5.270019] xhci_hcd 0000:00:14.0: new USB bus registered, assigned bus number 1
 2342 14:01:19.348597  [    5.271483] xhci_hcd 0000:00:14.0: hcc params 0x200077c1 hci version 0x100 quirks 0x0000000081109810
 2343 14:01:19.355237  [    5.271550] xhci_hcd 0000:00:14.0: cache line size of 64 is not supported
 2344 14:01:19.364964  [    5.274120] usb usb1: New USB device found, idVendor=1d6b, idProduct=0002, bcdDevice= 5.10
 2345 14:01:19.371439  [    5.274143] usb usb1: New USB device strings: Mfr=3, Product=2, SerialNumber=1
 2346 14:01:19.378160  [    5.274151] usb usb1: Product: xHCI Host Controller
 2347 14:01:19.384574  [    5.274156] usb usb1: Manufacturer: Linux 5.10.151-cip18 xhci-hcd
 2348 14:01:19.387758  [    5.274161] usb usb1: SerialNumber: 0000:00:14.0
 2349 14:01:19.397447  [    5.276303] Console: switching to colour frame buffer device 240x67
 2350 14:01:19.401070  [    5.276503] hub 1-0:1.0: USB hub found
 2351 14:01:19.404358  [    5.276728] hub 1-0:1.0: 12 ports detected
 2352 14:01:19.410790  [    5.282787] xhci_hcd 0000:00:14.0: xHCI Host Controller
 2353 14:01:19.420517  [    5.283363] xhci_hcd 0000:00:14.0: new USB bus registered, assigned bus number 2
 2354 14:01:19.427666  [    5.283388] xhci_hcd 0000:00:14.0: Host supports USB 3.0 SuperSpeed
 2355 14:01:19.437586  [    5.283908] usb usb2: New USB device found, idVendor=1d6b, idProduct=0003, bcdDevice= 5.10
 2356 14:01:19.444275  [    5.283923] usb usb2: New USB device strings: Mfr=3, Product=2, SerialNumber=1
 2357 14:01:19.450396  [    5.283930] usb usb2: Product: xHCI Host Controller
 2358 14:01:19.457315  [    5.283937] usb usb2: Manufacturer: Linux 5.10.151-cip18 xhci-hcd
 2359 14:01:19.460567  [    5.283943] usb usb2: SerialNumber: 0000:00:14.0
 2360 14:01:19.467252  [    5.285909] hub 2-0:1.0: USB hub found
 2361 14:01:19.470514  [    5.286057] hub 2-0:1.0: 6 ports detected
 2362 14:01:19.477201  [    5.289258] usbcore: registered new interface driver usblp
 2363 14:01:19.483478  [    5.289389] usbcore: registered new interface driver usb-storage
 2364 14:01:19.493667  [    5.290043] udc-core: couldn't find an available UDC - added [g_ether] to list of pending drivers
 2365 14:01:19.500116  [    5.290258] i8042: PNP: PS/2 Controller [PNP0303:PS2K] at 0x60,0x64 irq 1
 2366 14:01:19.513539  [    5.290262] i8042: PNP: PS/2 appears to have AUX port disabled, if this is incorrect please boot with i8042.nopnp
 2367 14:01:19.516898  [    5.291100] i8042: Warning: Keylock active
 2368 14:01:19.523442  [    5.294545] tpm_tis_spi spi-PRP0001:00: 2.0 TPM (device-id 0x28, rev-id 0)
 2369 14:01:19.533285  [    5.296727] i915 0000:00:02.0: [drm] fb0: i915drmfb frame buffer device
 2370 14:01:19.536614  [    5.303652] serio: i8042 KBD port at 0x60,0x64 irq 1
 2371 14:01:19.549681  [    5.416626] 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
 2372 14:01:19.556321  [    5.422457] rtc_cmos 00:02: RTC can wake from S4
 2373 14:01:19.566112  [    5.424821] input: AT Translated Set 2 keyboard as /devices/platform/i8042/serio0/input/input2
 2374 14:01:19.572690  [    5.536328] usb 1-3: new full-speed USB device number 2 using xhci_hcd
 2375 14:01:19.576494  [    5.540394] rtc_cmos 00:02: registered as rtc0
 2376 14:01:19.591163  [    5.665314] rtc_cmos 00:02: alarms up to one month, 242 bytes nvram
 2377 14:01:19.598003  [    5.671345] usb 1-3: New USB device found, idVendor=8087, idProduct=0a2a, bcdDevice= 0.03
 2378 14:01:19.604870  [    5.673556] i801_smbus 0000:00:1f.4: SPD Write Disable is set
 2379 14:01:19.614592  [    5.681565] usb 1-3: New USB device strings: Mfr=0, Product=0, SerialNumber=0
 2380 14:01:19.621477  [    5.688090] i801_smbus 0000:00:1f.4: SMBus using PCI interrupt
 2381 14:01:19.627625  [    5.703792] i2c i2c-9: 2/2 memory slots populated (from DMI)
 2382 14:01:19.638028  [    5.712121] device-mapper: ioctl: 4.43.0-ioctl (2020-10-01) initialised: dm-devel@redhat.com
 2383 14:01:19.645188  [    5.722369] intel_pstate: Intel P-state driver initializing
 2384 14:01:19.652281  [    5.729654] intel_pstate: HWP enabled
 2385 14:01:19.658910  [    5.733953] sdhci: Secure Digital Host Controller Interface driver
 2386 14:01:19.662141  [    5.740868] sdhci: Copyright(c) Pierre Ossman
 2387 14:01:19.672157  [    5.745770] sdhci-pci 0000:00:1e.4: SDHCI controller found [8086:9d2b] (rev 21)
 2388 14:01:19.682016  [    5.755122] mmc0: SDHCI controller on PCI [0000:00:1e.4] using ADMA 64-bit
 2389 14:01:19.688415  [    5.763012] sdhci-pci 0000:00:1e.6: SDHCI controller found [8086:9d2d] (rev 21)
 2390 14:01:19.695425  [    5.772832] hid: raw HID events driver (C) Jiri Kosina
 2391 14:01:19.701902  [    5.779043] usbcore: registered new interface driver usbhid
 2392 14:01:19.708691  [    5.785280] usbhid: USB HID core driver
 2393 14:01:19.715092  [    5.789607] usb 2-3: new SuperSpeed Gen 1 USB device number 2 using xhci_hcd
 2394 14:01:19.728746  [    5.790067] input: Tablet Mode Switch as /devices/LNXSYSTM:00/LNXSYBUS:00/PNP0A08:00/device:03/PNP0C09:00/GOOG0006:00/input/input3
 2395 14:01:19.740008  [    5.811769] usb 2-3: New USB device found, idVendor=0bda, idProduct=8153, bcdDevice=31.00
 2396 14:01:19.746606  [    5.816258] cros_ec_lpcs GOOG0004:00: Chrome EC device registered
 2397 14:01:19.753225  [    5.820953] usb 2-3: New USB device strings: Mfr=1, Product=2, SerialNumber=6
 2398 14:01:19.763157  [    5.828533] snd_hda_intel 0000:00:1f.3: DSP detected with PCI class/subclass/prog-if info 0x040100
 2399 14:01:19.769779  [    5.835779] usb 2-3: Product: USB 10/100/1000 LAN
 2400 14:01:19.773041  [    5.835806] usb 2-3: Manufacturer: Realtek
 2401 14:01:19.779593  [    5.846744] ipip: IPv4 and MPLS over IPv4 tunneling driver
 2402 14:01:19.782857  [    5.851124] usb 2-3: SerialNumber: 001000001
 2403 14:01:19.789863  [    5.867110] gre: GRE over IPv4 demultiplexor driver
 2404 14:01:19.795997  [    5.872604] ip_gre: GRE over IPv4 tunneling driver
 2405 14:01:19.803024  [    5.879264] IPv4 over IPsec tunneling driver
 2406 14:01:19.806065  [    5.884454] Initializing XFRM netlink socket
 2407 14:01:19.812567  [    5.889879] NET: Registered protocol family 10
 2408 14:01:19.819619  [    5.896012] Segment Routing with IPv6
 2409 14:01:19.822404  [    5.900772] ip6_gre: GRE over IPv6 tunneling driver
 2410 14:01:19.829049  [    5.906574] NET: Registered protocol family 17
 2411 14:01:19.832279  [    5.911825] 8021q: 802.1Q VLAN Support v1.8
 2412 14:01:19.839148  [    5.916545] Key type dns_resolver registered
 2413 14:01:19.845673  [    5.922061] microcode: sig=0x806e9, pf=0x10, revision=0x98
 2414 14:01:19.852245  [    5.928244] usb 1-9: new high-speed USB device number 3 using xhci_hcd
 2415 14:01:19.858867  [    5.935615] microcode: Microcode Update Driver: v2.2.
 2416 14:01:19.862179  [    5.935622] IPI shorthand broadcast: enabled
 2417 14:01:19.871921  [    5.946124] sched_clock: Marking stable (5859187139, 86882969)->(6057377904, -111307796)
 2418 14:01:19.878530  [    5.955605] registered taskstats version 1
 2419 14:01:19.881700  [    5.960239] Loading compiled-in X.509 certificates
 2420 14:01:19.897481  [    5.971426] sdhci-pci 0000:00:1e.6: SDHCI controller found [8086:9d2d] (rev 21)
 2421 14:01:19.907557  [    5.981421] sdhci-pci 0000:00:1e.6: SDHCI controller found [8086:9d2d] (rev 21)
 2422 14:01:19.913757  [    5.990988] PM:   Magic number: 10:575:31
 2423 14:01:19.917017  [    5.995667] printk: console [netcon0] enabled
 2424 14:01:19.923654  [    6.000545] netconsole: network logging started
 2425 14:01:19.942652  [    6.020058] mmc0: new HS400 MMC card at address 0001
 2426 14:01:19.950501  [    6.027461] mmcblk0: mmc0:0001 DA4064 58.2 GiB 
 2427 14:01:19.956828  [    6.032660] mmcblk0boot0: mmc0:0001 DA4064 partition 1 4.00 MiB
 2428 14:01:19.963543  [    6.039386] mmcblk0boot1: mmc0:0001 DA4064 partition 2 4.00 MiB
 2429 14:01:19.973223  [    6.046148] snd_hda_intel 0000:00:1f.3: bound 0000:00:02.0 (ops i915_audio_component_bind_ops)
 2430 14:01:19.982959  [    6.046259] mmcblk0rpmb: mmc0:0001 DA4064 partition 3 16.0 MiB, chardev (246:0)
 2431 14:01:19.991798  [    6.068879]  mmcblk0: p1 p2 p3 p4 p5 p6 p7 p8 p9 p10 p11 p12
 2432 14:01:20.001449  [    6.070990] snd_hda_intel 0000:00:1f.3: Cannot probe codecs, giving up
 2433 14:01:20.007879  [    6.080658] sdhci-pci 0000:00:1e.6: SDHCI controller found [8086:9d2d] (rev 21)
 2434 14:01:20.021049  [    6.094841] usb 1-9: New USB device found, idVendor=13d3, idProduct=56d4, bcdDevice=18.07
 2435 14:01:20.030708  [    6.104003] usb 1-9: New USB device strings: Mfr=3, Product=1, SerialNumber=2
 2436 14:01:20.034054  [    6.111992] usb 1-9: Product: USB2.0 HD UVC WebCam
 2437 14:01:20.040732  [    6.117357] usb 1-9: Manufacturer: Azurewave
 2438 14:01:20.043885  [    6.122138] usb 1-9: SerialNumber: 0x0001
 2439 14:01:20.057226  [    6.131036] sdhci-pci 0000:00:1e.6: SDHCI controller found [8086:9d2d] (rev 21)
 2440 14:01:20.109285  [    6.183409] usb 2-3: reset SuperSpeed Gen 1 USB device number 2 using xhci_hcd
 2441 14:01:20.154109  [    6.228114] r8152 2-3:1.0: load rtl8153b-2 v1 10/23/19 successfully
 2442 14:01:20.187990  [    6.265132] r8152 2-3:1.0 eth0: v1.11.11
 2443 14:01:20.197717  [    6.270339] sdhci-pci 0000:00:1e.6: SDHCI controller found [8086:9d2d] (rev 21)
 2444 14:01:20.200968  [    6.270862] IP-Config: Failed to open gretap0
 2445 14:01:20.207765  [    6.283658] IP-Config: Failed to open erspan0
 2446 14:01:21.787067  [    6.309464] Sending DHCP requests .
 2447 14:01:21.793734  [    7.864352] IPv6: ADDRCONF(NETDEV_CHANGE): eth0: link becomes ready
 2448 14:01:21.796527  [    7.875679] r8152 2-3:1.0 eth0: carrier on
 2449 14:01:22.980844  [    9.055370] ., OK
 2450 14:01:22.990562  [    9.063677] IP-Config: Got DHCP answer from 192.168.201.1, my address is 192.168.201.18
 2451 14:01:22.993847  [    9.072679] IP-Config: Complete:
 2452 14:01:23.007396  [    9.076322]      device=eth0, hwaddr=00:e0:4c:68:0a:98, ipaddr=192.168.201.18, mask=255.255.255.0, gw=192.168.201.1
 2453 14:01:23.013829  [    9.088017]      host=asus-C433TA-AJ0005-rammus-cbg-2, domain=lava-rack, nis-domain=(none)
 2454 14:01:23.023329  [    9.097275]      bootserver=192.168.201.1, rootserver=192.168.201.1, rootpath=
 2455 14:01:23.026708  [    9.097279]      nameserver0=192.168.201.1
 2456 14:01:23.036476  [    9.110129] cfg80211: Loading compiled-in X.509 certificates for regulatory database
 2457 14:01:23.047955  [    9.121684] modprobe (100) used greatest stack depth: 14208 bytes left
 2458 14:01:23.054083  [    9.124894] cfg80211: Loaded X.509 cert 'sforshee: 00b28ddf47aef9cea7'
 2459 14:01:23.057297  [    9.136426] ALSA device list:
 2460 14:01:23.067088  [    9.139918] platform regulatory.0: Direct firmware load for regulatory.db failed with error -2
 2461 14:01:23.070740  [    9.140278]   No soundcards found.
 2462 14:01:23.077157  [    9.149592] cfg80211: failed to load regulatory.db
 2463 14:01:23.083680  [    9.159324] dw-apb-uart dw-apb-uart.2: forbid DMA for kernel console
 2464 14:01:23.092163  [    9.169438] Freeing unused kernel image (initmem) memory: 2036K
 2465 14:01:23.113335  [    9.190482] Write protecting the kernel read-only data: 28672k
 2466 14:01:23.124287  [    9.198104] Freeing unused kernel image (text/rodata gap) memory: 2028K
 2467 14:01:23.130352  [    9.206016] Freeing unused kernel image (rodata/data gap) memory: 1384K
 2468 14:01:23.133638  [    9.213529] Run /init as init process
 2469 14:01:23.142266  Loading, please wait...
 2470 14:01:23.155348  [    9.229305] blacklist (119) used greatest stack depth: 13928 bytes left
 2471 14:01:23.158669  Starting version 247.3-7+deb11u1
 2472 14:01:23.165112  [    9.237403] systemd-udevd (122) used greatest stack depth: 13800 bytes left
 2473 14:01:23.221027  [    9.295014] udevadm (124) used greatest stack depth: 13576 bytes left
 2474 14:01:23.370761  [    9.445008] cros-usbpd-notify-acpi GOOG0003:00: Couldn't get Chrome EC device pointer.
 2475 14:01:23.380741  [    9.454210] sdhci-pci 0000:00:1e.6: SDHCI controller found [8086:9d2d] (rev 21)
 2476 14:01:23.405619  [    9.479661] udevadm (133) used greatest stack depth: 13264 bytes left
 2477 14:01:23.417395  [    9.491811] sdhci-pci 0000:00:1e.6: SDHCI controller found [8086:9d2d] (rev 21)
 2478 14:01:23.477722  [    9.551614] sdhci-pci 0000:00:1e.6: SDHCI controller found [8086:9d2d] (rev 21)
 2479 14:01:23.488315  [    9.562201] sdhci-pci 0000:00:1e.6: SDHCI controller found [8086:9d2d] (rev 21)
 2480 14:01:23.500199  [    9.574581] sdhci-pci 0000:00:1e.6: SDHCI controller found [8086:9d2d] (rev 21)
 2481 14:01:23.516456  [    9.589649] sdhci-pci 0000:00:1e.6: SDHCI controller found [8086:9d2d] (rev 21)
 2482 14:01:23.526198  [    9.599905] sdhci-pci 0000:00:1e.6: SDHCI controller found [8086:9d2d] (rev 21)
 2483 14:01:23.529408  Begin: Loading essential drivers ... done.
 2484 14:01:23.536054  Begin: Running /scripts/init-premount ... done.
 2485 14:01:23.542538  Begin: Mounting root file system ... Begin: Running /scripts/nfs-top ... done.
 2486 14:01:23.545712  Begin: Running /scripts/nfs-premount ... done.
 2487 14:01:23.561598  IP-Config: gretap0 hardware address 00:00:00:00:00:00 mtu 1462 DHCP
 2488 14:01:23.564803  SIOCSIFFLAGS: Cannot assign requested address
 2489 14:01:23.571408  IP-Config: erspan0 hardware address 00:00:00:00:00:00 mtu 1450 DHCP
 2490 14:01:23.574751  SIOCSIFFLAGS: Cannot assign requested address
 2491 14:01:23.581180  IP-Config: eth0 hardware address 00:e0:4c:68:0a:98 mtu 1500 DHCP
 2492 14:01:23.587568  IP-Config: eth0 complete (dhcp from 192.168.201.1):
 2493 14:01:23.597200   address: 192.168.201.18   broadcast: 192.168.201.255  netmask: 255.255.255.0   
 2494 14:01:23.604713   gateway: 192.168.201.1    dns0     : 192.168.201.1    dns1   : 0.0.0.0         
 2495 14:01:23.612491   host   : asus-C433TA-AJ0005-rammus-cbg-2                                 
 2496 14:01:23.619546   domain : lava-rack                                                       
 2497 14:01:23.623227   rootserver: 192.168.201.1 rootpath: 
 2498 14:01:23.623308   filename  : 
 2499 14:01:23.630305  [    9.703907] nfsmount (160) used greatest stack depth: 12688 bytes left
 2500 14:01:23.630387  done.
 2501 14:01:23.642518  Begin: Running /scripts/nfs-bottom ... done.
 2502 14:01:23.672042  Begin: Running /scripts/init-bottom ... done.
 2503 14:01:24.660489  SELinux:  Could not open policy file <= /etc/selinux/targeted/policy/policy.33:  No such file or directory
 2504 14:01:24.825752  [   10.883257] 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)
 2505 14:01:24.843791  [   10.921567] systemd[1]: Detected architecture x86-64.
 2506 14:01:24.860908  
 2507 14:01:24.864229  Welcome to [1mDebian GNU/Linux 11 (bullseye)[0m!
 2508 14:01:24.864314  
 2509 14:01:24.874589  [   10.948935] systemd[1]: Set hostname to <debian-bullseye-amd64>.
 2510 14:01:25.486347  [   11.560503] systemd[1]: Queued start job for default target Graphical Interface.
 2511 14:01:25.495152  [   11.572435] systemd[1]: Created slice system-getty.slice.
 2512 14:01:25.501677  [[0;32m  OK  [0m] Created slice [0;1;39msystem-getty.slice[0m.
 2513 14:01:25.512455  [   11.589963] systemd[1]: Created slice system-modprobe.slice.
 2514 14:01:25.522089  [[0;32m  OK  [0m] Created slice [0;1;39msystem-modprobe.slice[0m.
 2515 14:01:25.532332  [   11.605901] systemd[1]: Created slice system-serial\x2dgetty.slice.
 2516 14:01:25.538736  [[0;32m  OK  [0m] Created slice [0;1;39msystem-serial\x2dgetty.slice[0m.
 2517 14:01:25.545188  [   11.622871] systemd[1]: Created slice User and Session Slice.
 2518 14:01:25.555147  [[0;32m  OK  [0m] Created slice [0;1;39mUser and Session Slice[0m.
 2519 14:01:25.565352  [   11.638784] systemd[1]: Started Dispatch Password Requests to Console Directory Watch.
 2520 14:01:25.575202  [[0;32m  OK  [0m] Started [0;1;39mDispatch Password …ts to Console Directory Watch[0m.
 2521 14:01:25.585048  [   11.657751] systemd[1]: Started Forward Password Requests to Wall Directory Watch.
 2522 14:01:25.594751  [[0;32m  OK  [0m] Started [0;1;39mForward Password R…uests to Wall Directory Watch[0m.
 2523 14:01:25.608815  [   11.679391] systemd[1]: Set up automount Arbitrary Executable File Formats File System Automount Point.
 2524 14:01:25.618621  [[0;32m  OK  [0m] Set up automount [0;1;39mArbitrary…s File System Automount Point[0m.
 2525 14:01:25.624922  [   11.699618] systemd[1]: Reached target Local Encrypted Volumes.
 2526 14:01:25.631540  [[0;32m  OK  [0m] Reached target [0;1;39mLocal Encrypted Volumes[0m.
 2527 14:01:25.638180  [   11.715620] systemd[1]: Reached target Paths.
 2528 14:01:25.645049  [[0;32m  OK  [0m] Reached target [0;1;39mPaths[0m.
 2529 14:01:25.651208  [   11.726476] systemd[1]: Reached target Remote File Systems.
 2530 14:01:25.657657  [[0;32m  OK  [0m] Reached target [0;1;39mRemote File Systems[0m.
 2531 14:01:25.665241  [   11.742582] systemd[1]: Reached target Slices.
 2532 14:01:25.671338  [[0;32m  OK  [0m] Reached target [0;1;39mSlices[0m.
 2533 14:01:25.674704  [   11.753491] systemd[1]: Reached target Swap.
 2534 14:01:25.681335  [[0;32m  OK  [0m] Reached target [0;1;39mSwap[0m.
 2535 14:01:25.687928  [   11.764813] systemd[1]: Listening on initctl Compatibility Named Pipe.
 2536 14:01:25.698343  [[0;32m  OK  [0m] Listening on [0;1;39minitctl Compatibility Named Pipe[0m.
 2537 14:01:25.705412  [   11.782597] systemd[1]: Listening on Journal Audit Socket.
 2538 14:01:25.711935  [[0;32m  OK  [0m] Listening on [0;1;39mJournal Audit Socket[0m.
 2539 14:01:25.724148  [   11.798608] systemd[1]: Listening on Journal Socket (/dev/log).
 2540 14:01:25.731083  [[0;32m  OK  [0m] Listening on [0;1;39mJournal Socket (/dev/log)[0m.
 2541 14:01:25.737577  [   11.815021] systemd[1]: Listening on Journal Socket.
 2542 14:01:25.743929  [[0;32m  OK  [0m] Listening on [0;1;39mJournal Socket[0m.
 2543 14:01:25.756084  [   11.830370] systemd[1]: Listening on Network Service Netlink Socket.
 2544 14:01:25.762961  [[0;32m  OK  [0m] Listening on [0;1;39mNetwork Service Netlink Socket[0m.
 2545 14:01:25.771792  [   11.849470] systemd[1]: Listening on udev Control Socket.
 2546 14:01:25.778316  [[0;32m  OK  [0m] Listening on [0;1;39mudev Control Socket[0m.
 2547 14:01:25.787198  [   11.864905] systemd[1]: Listening on udev Kernel Socket.
 2548 14:01:25.794079  [[0;32m  OK  [0m] Listening on [0;1;39mudev Kernel Socket[0m.
 2549 14:01:25.804998  [   11.882426] systemd[1]: Mounting Huge Pages File System...
 2550 14:01:25.811661           Mounting [0;1;39mHuge Pages File System[0m...
 2551 14:01:25.825052  [   11.899113] systemd[1]: Mounting POSIX Message Queue File System...
 2552 14:01:25.831436           Mounting [0;1;39mPOSIX Message Queue File System[0m...
 2553 14:01:25.841132  [   11.918279] systemd[1]: Mounting Kernel Debug File System...
 2554 14:01:25.847595           Mounting [0;1;39mKernel Debug File System[0m...
 2555 14:01:25.855668  [   11.933273] systemd[1]: Mounting Kernel Trace File System...
 2556 14:01:25.862284           Mounting [0;1;39mKernel Trace File System[0m...
 2557 14:01:25.883537  [   11.957674] systemd[1]: Starting Create list of static device nodes for the current kernel...
 2558 14:01:25.893341           Starting [0;1;39mCreate list of st…odes for the current kernel[0m...
 2559 14:01:25.902096  [   11.979715] systemd[1]: Starting Load Kernel Module configfs...
 2560 14:01:25.909197           Starting [0;1;39mLoad Kernel Module configfs[0m...
 2561 14:01:25.920061  [   11.997127] systemd[1]: Starting Load Kernel Module drm...
 2562 14:01:25.925978           Starting [0;1;39mLoad Kernel Module drm[0m...
 2563 14:01:25.935013  [   12.012180] systemd[1]: Starting Load Kernel Module fuse...
 2564 14:01:25.941201           Starting [0;1;39mLoad Kernel Module fuse[0m...
 2565 14:01:25.981508  [   12.052107] systemd[1]: Condition check resulted in Set Up Additional Binary Formats being skipped.
 2566 14:01:25.984238  [   12.062524] fuse: init (API version 7.32)
 2567 14:01:25.991451  [   12.068674] systemd[1]: Starting Journal Service...
 2568 14:01:25.997854           Starting [0;1;39mJournal Service[0m...
 2569 14:01:26.007220  [   12.084687] systemd[1]: Starting Load Kernel Modules...
 2570 14:01:26.014087           Starting [0;1;39mLoad Kernel Modules[0m...
 2571 14:01:26.023725  [   12.097880] systemd[1]: Starting Remount Root and Kernel File Systems...
 2572 14:01:26.030106           Starting [0;1;39mRemount Root and Kernel File Systems[0m...
 2573 14:01:26.038541  [   12.116006] systemd[1]: Starting Coldplug All udev Devices...
 2574 14:01:26.045037           Starting [0;1;39mColdplug All udev Devices[0m...
 2575 14:01:26.057994  [   12.135405] systemd[1]: Mounted Huge Pages File System.
 2576 14:01:26.064528  [[0;32m  OK  [0m] Mounted [0;1;39mHuge Pages File System[0m.
 2577 14:01:26.076365  [   12.150669] systemd[1]: Mounted POSIX Message Queue File System.
 2578 14:01:26.082987  [[0;32m  OK  [0m] Mounted [0;1;39mPOSIX Message Queue File System[0m.
 2579 14:01:26.089629  [   12.166530] systemd[1]: Mounted Kernel Debug File System.
 2580 14:01:26.096167  [[0;32m  OK  [0m] Mounted [0;1;39mKernel Debug File System[0m.
 2581 14:01:26.104305  [   12.181500] systemd[1]: Mounted Kernel Trace File System.
 2582 14:01:26.110861  [[0;32m  OK  [0m] Mounted [0;1;39mKernel Trace File System[0m.
 2583 14:01:26.123439  [   12.197588] systemd[1]: Finished Create list of static device nodes for the current kernel.
 2584 14:01:26.133088  [[0;32m  OK  [0m] Finished [0;1;39mCreate list of st… nodes for the current kernel[0m.
 2585 14:01:26.143168  [   12.220496] systemd[1]: modprobe@configfs.service: Succeeded.
 2586 14:01:26.150248  [   12.227749] systemd[1]: Finished Load Kernel Module configfs.
 2587 14:01:26.160054  [[0;32m  OK  [0m] Finished [0;1;39mLoad Kernel Module configfs[0m.
 2588 14:01:26.166777  [   12.244338] systemd[1]: modprobe@drm.service: Succeeded.
 2589 14:01:26.173748  [   12.251079] systemd[1]: Finished Load Kernel Module drm.
 2590 14:01:26.180326  [[0;32m  OK  [0m] Finished [0;1;39mLoad Kernel Module drm[0m.
 2591 14:01:26.190357  [   12.267799] systemd[1]: modprobe@fuse.service: Succeeded.
 2592 14:01:26.196963  [   12.274658] systemd[1]: Finished Load Kernel Module fuse.
 2593 14:01:26.203923  [[0;32m  OK  [0m] Finished [0;1;39mLoad Kernel Module fuse[0m.
 2594 14:01:26.213153  [   12.290417] systemd[1]: Finished Load Kernel Modules.
 2595 14:01:26.219235  [[0;32m  OK  [0m] Finished [0;1;39mLoad Kernel Modules[0m.
 2596 14:01:26.231226  [   12.305039] systemd[1]: Finished Remount Root and Kernel File Systems.
 2597 14:01:26.237624  [[0;32m  OK  [0m] Finished [0;1;39mRemount Root and Kernel File Systems[0m.
 2598 14:01:26.245403  [   12.322868] systemd[1]: Started Journal Service.
 2599 14:01:26.251982  [[0;32m  OK  [0m] Started [0;1;39mJournal Service[0m.
 2600 14:01:26.264778           Mounting [0;1;39mFUSE Control File System[0m...
 2601 14:01:26.275072           Mounting [0;1;39mKernel Configuration File System[0m...
 2602 14:01:26.293742           Starting [0;1;39mFlush Journal to Persistent Storage[0m...
 2603 14:01:26.300711           Starting [0;1;39mLoad/Save Random Seed[0m...
 2604 14:01:26.308948           Starting [0;1;39mApply Kernel Variables[0m...
 2605 14:01:26.317604           Starting [0;1;39mCreate System Users[0m...
 2606 14:01:26.339087  [[0;32m  OK  [0m] Mounted [0;1;39mFUSE Control File System[0[   12.409997] systemd-journald[199]: Received client request to flush runtime journal.
 2607 14:01:26.339190  m.
 2608 14:01:26.350709  [[0;32m  OK  [0m] Mounted [0;1;39mKernel Configuration File System[0m.
 2609 14:01:26.357430  [[0;32m  OK  [0m] Finished [0;1;39mLoad/Save Random Seed[0m.
 2610 14:01:26.367146  [[0;32m  OK  [0m] Finished [0;1;39mApply Kernel Variables[0m.
 2611 14:01:26.480615  [[0;32m  OK  [0m] Finished [0;1;39mColdplug All udev Devices[0m.
 2612 14:01:27.451617  [[0;32m  OK  [0m] Finished [0;1;39mCreate System Users[0m.
 2613 14:01:27.464779           Starting [0;1;39mCreate Static Device Nodes in /dev[0m...
 2614 14:01:27.794695  [[0;32m  OK  [0m] Finished [0;1;39mFlush Journal to Persistent Storage[0m.
 2615 14:01:27.866403  [   13.940385] systemd-tmpfile (210) used greatest stack depth: 12528 bytes left
 2616 14:01:27.872625  [[0;32m  OK  [0m] Finished [0;1;39mCreate Static Device Nodes in /dev[0m.
 2617 14:01:27.884734  [[0;32m  OK  [0m] Reached target [0;1;39mLocal File Systems (Pre)[0m.
 2618 14:01:27.895422  [[0;32m  OK  [0m] Reached target [0;1;39mLocal File Systems[0m.
 2619 14:01:27.907746           Starting [0;1;39mCreate Volatile Files and Directories[0m...
 2620 14:01:27.924300           Starting [0;1;39mRule-based Manage…for Device Events and Files[0m...
 2621 14:01:28.080270  [[0;32m  OK  [0m] Started [0;1;39mRule-based Manager for Device Events and Files[0m.
 2622 14:01:28.093295           Starting [0;1;39mNetwork Service[0m...
 2623 14:01:28.283457  [[0;32m  OK  [0m] Finished [0;1;39mCreate Volatile Files and Directories[0m.
 2624 14:01:28.377852           Starting [0;1;39mNetwork Time Synchronization[0m...
 2625 14:01:28.390628           Starting [0;1;39mUpdate UTMP about System Boot/Shutdown[0m...
 2626 14:01:28.460123  [[0;32m  OK  [0m] Found device [0;1;39mSunrise Point-LP Serial IO UART Controller[0m.
 2627 14:01:28.476723  [[0;32m  OK  [0m] Created slice [0;1;39msystem-systemd\x2dbacklight.slice[0m.
 2628 14:01:28.493987           Starting [0;1;39mLoad/Save Screen …f backlight:intel_backlight[0m...
 2629 14:01:28.659466  [[0;32m  OK  [0m] Finished [0;1;39mUpdate UTMP about System Boot/Shutdown[0m.
 2630 14:01:28.768582  [[0;32m  OK  [0m] Listening on [0;1;39mLoad/Save RF …itch Status /dev/rfkill Watch[0m.
 2631 14:01:28.853194  [[0;32m  OK  [0m] Finished [0;1;39mLoad/Save Screen … of backlight:intel_backlight[0m.
 2632 14:01:28.965060  [[0;32m  OK  [0m] Started [0;1;39mNetwork Time Synchronization[0m.
 2633 14:01:28.975660  [[0;32m  OK  [0m] Reached target [0;1;39mSystem Initialization[0m.
 2634 14:01:28.985745  [[0;32m  OK  [0m] Started [0;1;39mDaily Cleanup of Temporary Directories[0m.
 2635 14:01:28.992174  [[0;32m  OK  [0m] Reached target [0;1;39mSystem Time Set[0m.
 2636 14:01:29.004373  [[0;32m  OK  [0m] Reached target [0;1;39mSystem Time Synchronized[0m.
 2637 14:01:29.034904  [[0;32m  OK  [0m] Started [0;1;39mDaily apt download activities[0m.
 2638 14:01:29.047070  [[0;32m  OK  [0m] Started [0;1;39mDaily apt upgrade and clean activities[0m.
 2639 14:01:29.061101  [[0;32m  OK  [0m] Started [0;1;39mPeriodic ext4 Onli…ata Check for All Filesystems[0m.
 2640 14:01:29.074296  [[0;32m  OK  [0m] Started [0;1;39mDiscard unused blocks once a week[0m.
 2641 14:01:29.080857  [[0;32m  OK  [0m] Reached target [0;1;39mTimers[0m.
 2642 14:01:29.092461  [[0;32m  OK  [0m] Listening on [0;1;39mD-Bus System Message Bus Socket[0m.
 2643 14:01:29.098953  [[0;32m  OK  [0m] Reached target [0;1;39mSockets[0m.
 2644 14:01:29.107962  [[0;32m  OK  [0m] Reached target [0;1;39mBasic System[0m.
 2645 14:01:29.123699  [[0;32m  OK  [0m] Started [0;1;39mD-Bus System Message Bus[0m.
 2646 14:01:29.165960           Starting [0;1;39mRemove Stale Onli…t4 Metadata Check Snapshots[0m...
 2647 14:01:29.229053           Starting [0;1;39mUser Login Management[0m...
 2648 14:01:29.242655  [[0;32m  OK  [0m] Started [0;1;39mNetwork Service[0m.
 2649 14:01:29.304025           Starting [0;1;39mNetwork Name Resolution[0m...
 2650 14:01:29.538499  [[0;32m  OK  [0m] Finished [0;1;39mRemove Stale Onli…ext4 Metadata Check Snapshots[0m.
 2651 14:01:29.550341  [[0;32m  OK  [0m] Started [0;1;39mUser Login Management[0m.
 2652 14:01:30.130640  [[0;32m  OK  [0m] Started [0;1;39mNetwork Name Resolution[0m.
 2653 14:01:30.138722  [[0;32m  OK  [0m] Reached target [0;1;39mNetwork[0m.
 2654 14:01:30.150661  [[0;32m  OK  [0m] Reached target [0;1;39mHost and Network Name Lookups[0m.
 2655 14:01:30.160402           Starting [0;1;39mPermit User Sessions[0m...
 2656 14:01:30.184594  [[0;32m  OK  [0m] Finished [0;1;39mPermit User Sessions[0m.
 2657 14:01:30.196648  [[0;32m  OK  [0m] Started [0;1;39mGetty on tty1[0m.
 2658 14:01:30.205504  [[0;32m  OK  [0m] Started [0;1;39mSerial Getty on ttyS0[0m.
 2659 14:01:30.216507  [[0;32m  OK  [0m] Reached target [0;1;39mLogin Prompts[0m.
 2660 14:01:30.228626  [[0;32m  OK  [0m] Reached target [0;1;39mMulti-User System[0m.
 2661 14:01:30.238961  [[0;32m  OK  [0m] Reached target [0;1;39mGraphical Interface[0m.
 2662 14:01:30.253072           Starting [0;1;39mUpdate UTMP about System Runlevel Changes[0m...
 2663 14:01:30.305444  [[0;32m  OK  [0m] Finished [0;1;39mUpdate UTMP about System Runlevel Changes[0m.
 2664 14:01:30.361442  
 2665 14:01:30.364625  Debian GNU/Linux 11 debian-bullseye-amd64 ttyS0
 2666 14:01:30.364719  
 2667 14:01:30.371305  debian-bullseye-amd64 login: root (automatic login)
 2668 14:01:30.371392  
 2669 14:01:30.709133  Linux debian-bullseye-amd64 5.10.151-cip18 #1 SMP Fri Oct 28 13:52:49 UTC 2022 x86_64
 2670 14:01:30.709284  
 2671 14:01:30.715628  The programs included with the Debian GNU/Linux system are free software;
 2672 14:01:30.721971  the exact distribution terms for each program are described in the
 2673 14:01:30.728758  individual files in /usr/share/doc/*/copyright.
 2674 14:01:30.728848  
 2675 14:01:30.735358  Debian GNU/Linux comes with ABSOLUTELY NO WARRANTY, to the extent
 2676 14:01:30.738405  permitted by applicable law.
 2677 14:01:31.272217  Matched prompt #7: / #
 2679 14:01:31.272597  Kernel warnings or errors detected.
 2680 14:01:31.272669  Setting prompt string to ['/ #']
 2681 14:01:31.272768  end: 2.2.5.1 login-action (duration 00:00:16) [common]
 2683 14:01:31.273047  end: 2.2.5 auto-login-action (duration 00:00:18) [common]
 2684 14:01:31.273155  start: 2.2.6 expect-shell-connection (timeout 00:04:11) [common]
 2685 14:01:31.273229  Setting prompt string to ['/ #']
 2686 14:01:31.273292  Forcing a shell prompt, looking for ['/ #']
 2688 14:01:31.323729  / # 
 2689 14:01:31.323886  expect-shell-connection: Wait for prompt ['/ #'] (timeout 00:05:00)
 2690 14:01:31.323970  Waiting using forced prompt support (timeout 00:02:30)
 2691 14:01:31.330155  
 2692 14:01:31.330477  end: 2.2.6 expect-shell-connection (duration 00:00:00) [common]
 2693 14:01:31.330578  start: 2.2.7 export-device-env (timeout 00:04:11) [common]
 2695 14:01:31.431358  / # export NFS_ROOTFS='/var/lib/lava/dispatcher/tmp/7760199/extract-nfsrootfs-ig9fn_o5'
 2696 14:01:31.436687  export NFS_ROOTFS='/var/lib/lava/dispatcher/tmp/7760199/extract-nfsrootfs-ig9fn_o5'
 2698 14:01:31.537683  / # export NFS_SERVER_IP='192.168.201.1'
 2699 14:01:31.543192  export NFS_SERVER_IP='192.168.201.1'
 2700 14:01:31.543494  end: 2.2.7 export-device-env (duration 00:00:00) [common]
 2701 14:01:31.543606  end: 2.2 depthcharge-retry (duration 00:00:49) [common]
 2702 14:01:31.543702  end: 2 depthcharge-action (duration 00:00:49) [common]
 2703 14:01:31.543936  start: 3 lava-test-retry (timeout 00:08:40) [common]
 2704 14:01:31.544036  start: 3.1 lava-test-shell (timeout 00:08:40) [common]
 2705 14:01:31.544117  Using namespace: common
 2707 14:01:31.644884  / # #
 2708 14:01:31.645069  lava-test-shell: Wait for prompt ['/ #'] (timeout 00:10:00)
 2709 14:01:31.650697  #
 2710 14:01:31.650965  Using /lava-7760199
 2712 14:01:31.751710  / # export SHELL=/bin/bash
 2713 14:01:31.757710  export SHELL=/bin/bash
 2715 14:01:31.858652  / # . /lava-7760199/environment
 2716 14:01:31.863880  . /lava-7760199/environment
 2718 14:01:31.970082  / # /lava-7760199/bin/lava-test-runner /lava-7760199/0
 2719 14:01:31.970263  Test shell timeout: 10s (minimum of the action and connection timeout)
 2720 14:01:31.975987  /lava-7760199/bin/lava-test-runner /lava-7760199/0
 2721 14:01:32.196749  [   18.270907] grep (295) used greatest stack depth: 12400 bytes left
 2722 14:01:32.255137  + export TESTRUN_ID=0_timesync-off
 2723 14:01:32.255282  + TESTRUN_ID=0_timesync-off
 2724 14:01:32.262095  + cd /lava-7760199/0/tests/0_timesync-off
 2725 14:01:32.262193  ++ cat uuid
 2726 14:01:32.265313  + UUID=7760199_1.5.2.3.1
 2727 14:01:32.265391  + set +x
 2728 14:01:32.271768  <LAVA_SIGNAL_STARTRUN 0_timesync-off 7760199_1.5.2.3.1>
 2729 14:01:32.272033  Received signal: <STARTRUN> 0_timesync-off 7760199_1.5.2.3.1
 2730 14:01:32.272106  Starting test lava.0_timesync-off (7760199_1.5.2.3.1)
 2731 14:01:32.272193  Skipping test definition patterns.
 2732 14:01:32.274999  + systemctl stop systemd-timesyncd
 2733 14:01:32.315081  + set +x
 2734 14:01:32.318377  <LAVA_SIGNAL_ENDRUN 0_timesync-off 7760199_1.5.2.3.1>
 2735 14:01:32.318641  Received signal: <ENDRUN> 0_timesync-off 7760199_1.5.2.3.1
 2736 14:01:32.318732  Ending use of test pattern.
 2737 14:01:32.318799  Ending test lava.0_timesync-off (7760199_1.5.2.3.1), duration 0.05
 2739 14:01:32.367240  + export TESTRUN_ID=1_kselftest-lkdtm
 2740 14:01:32.370893  + TESTRUN_ID=1_kselftest-lkdtm
 2741 14:01:32.374077  + cd /lava-7760199/0/tests/1_kselftest-lkdtm
 2742 14:01:32.374160  ++ cat uuid
 2743 14:01:32.377366  + UUID=7760199_1.5.2.3.5
 2744 14:01:32.377456  + set +x
 2745 14:01:32.383913  <LAVA_SIGNAL_STARTRUN 1_kselftest-lkdtm 7760199_1.5.2.3.5>
 2746 14:01:32.384166  Received signal: <STARTRUN> 1_kselftest-lkdtm 7760199_1.5.2.3.5
 2747 14:01:32.384239  Starting test lava.1_kselftest-lkdtm (7760199_1.5.2.3.5)
 2748 14:01:32.384326  Skipping test definition patterns.
 2749 14:01:32.387129  + cd ./automated/linux/kselftest/
 2750 14:01:32.423281  + ./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/v5.10.147-cip18-468-g86403a07ae1c/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/
 2751 14:01:32.433590  INFO: Generating a skipfile based on /lava-7760199/0/tests/1_kselftest-lkdtm/automated/linux/kselftest/skipfile-lkft.yaml
 2752 14:01:32.505211  INFO: Using the following generated skipfile contents (until EOF):
 2753 14:01:32.505372  breakpoints:breakpoint_test
 2754 14:01:32.508455  breakpoints:step_after_suspend_test
 2755 14:01:32.511697  ftrace:ftracetest
 2756 14:01:32.514981  net:rtnetlink.sh
 2757 14:01:32.515064  net:tls
 2758 14:01:32.518350  netfilter:bridge_brouter.sh
 2759 14:01:32.518431  netfilter:nft_flowtable.sh
 2760 14:01:32.521700  netfilter:nft_trans_stress.sh
 2761 14:01:32.524991  pidfd:pidfd_wait
 2762 14:01:32.525072  INFO: EOF
 2763 14:01:32.531362  INFO: Installing sed perl wget xz-utils iproute2
 2764 14:01:33.224583  Hit:1 http://deb.debian.org/debian bullseye InRelease
 2765 14:01:46.475355  Reading package lists...
 2766 14:01:49.513953  Reading package lists...
 2767 14:01:49.766231  Building dependency tree...
 2768 14:01:49.766450  Reading state information...
 2769 14:01:49.802721  iproute2 is already the newest version (5.10.0-4).
 2770 14:01:49.809540  perl is already the newest version (5.32.1-4+deb11u2).
 2771 14:01:49.813048  sed is already the newest version (4.7-1).
 2772 14:01:49.819530  wget is already the newest version (1.21-1+deb11u1).
 2773 14:01:49.822793  xz-utils is already the newest version (5.2.5-2.1~deb11u1).
 2774 14:01:50.134318  0 upgraded, 0 newly installed, 0 to remove and 0 not upgraded.
 2775 14:01:50.260998  --2022-10-28 14:01:50--  http://storage.kernelci.org/cip-gitlab/ci-iwamatsu-linux-5.10.y-cip-rc/v5.10.147-cip18-468-g86403a07ae1c/x86_64/x86_64_defconfig+x86-chromebook+kselftest/gcc-10/kselftest.tar.xz
 2776 14:01:50.267435  Resolving storage.kernelci.org (storage.kernelci.org)... 52.250.1.28
 2777 14:01:50.398878  Connecting to storage.kernelci.org (storage.kernelci.org)|52.250.1.28|:80... connected.
 2778 14:01:50.538823  HTTP request sent, awaiting response... 200 OK
 2779 14:01:50.542171  Length: 3538864 (3.4M) [application/octet-stream]
 2780 14:01:50.545904  Saving to: 'kselftest.tar.xz'
 2781 14:01:50.545983  
 2782 14:01:51.982486  kselftest.tar.xz      0%[                    ]       0  --.-KB/s               kselftest.tar.xz      1%[                    ]  46.39K   167KB/s               kselftest.tar.xz      6%[>                   ] 216.08K   387KB/s               kselftest.tar.xz     18%[==>                 ] 627.57K   698KB/s               kselftest.tar.xz     58%[==========>         ]   1.99M  1.78MB/s               kselftest.tar.xz     88%[================>   ]   2.98M  2.26MB/s               kselftest.tar.xz    100%[===================>]   3.37M  2.35MB/s    in 1.4s    
 2783 14:01:51.982629  
 2784 14:01:52.290713  2022-10-28 14:01:52 (2.35 MB/s) - 'kselftest.tar.xz' saved [3538864/3538864]
 2785 14:01:52.290858  
 2786 14:02:01.248443  skiplist:
 2787 14:02:01.252576  ========================================
 2788 14:02:01.254791  breakpoints:breakpoint_test
 2789 14:02:01.574826  breakpoints:step_after_suspend_test
 2790 14:02:01.590736  ftrace:ftracetest
 2791 14:02:01.608947  net:rtnetlink.sh
 2792 14:02:01.628419  net:tls
 2793 14:02:01.647854  netfilter:bridge_brouter.sh
 2794 14:02:01.663982  netfilter:nft_flowtable.sh
 2795 14:02:01.680526  netfilter:nft_trans_stress.sh
 2796 14:02:01.696301  pidfd:pidfd_wait
 2797 14:02:01.716033  ========================================
 2798 14:02:02.387622  [   48.464981] kselftest: Running tests in lkdtm
 2799 14:02:02.397745  TAP version 13
 2800 14:02:02.411384  1..70
 2801 14:02:02.422540  # selftests: lkdtm: PANIC.sh
 2802 14:02:02.536484  # Skipping PANIC: crashes entire system
 2803 14:02:02.539732  ok 1 selftests: lkdtm: PANIC.sh # SKIP
 2804 14:02:02.543242  # selftests: lkdtm: BUG.sh
 2805 14:02:02.635332  [   48.712406] lkdtm: Performing direct entry BUG
 2806 14:02:02.641674  [   48.717600] ------------[ cut here ]------------
 2807 14:02:02.645099  [   48.722827] kernel BUG at drivers/misc/lkdtm/bugs.c:76!
 2808 14:02:02.651646  [   48.728734] invalid opcode: 0000 [#1] SMP PTI
 2809 14:02:02.661915  [   48.733615] CPU: 3 PID: 728 Comm: cat Tainted: G        W         5.10.151-cip18 #1
 2810 14:02:02.668349  [   48.742178] Hardware name: Google Rammus/Rammus, BIOS  09/04/2020
 2811 14:02:02.671287  [   48.748994] RIP: 0010:lkdtm_BUG+0x5/0x10
 2812 14:02:02.691070  [   48.753377] Code: 89 ff e8 ee b1 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 50 f4 93 02
 2813 14:02:02.698070  [   48.774363] RSP: 0018:ffffa61281507e60 EFLAGS: 00010286
 2814 14:02:02.704481  [   48.780198] RAX: ffffffff9d4df0c0 RBX: 0000000000000001 RCX: 0000000000000000
 2815 14:02:02.714510  [   48.788169] RDX: 0000000000000000 RSI: ffffa15fbad9bf70 RDI: ffffffff9e19b290
 2816 14:02:02.721105  [   48.796129] RBP: ffffffff9e5e65f8 R08: 0000000000000001 R09: 0000000000000001
 2817 14:02:02.730940  [   48.804098] R10: 00000000ffffe000 R11: 3fffffffffffffff R12: 0000000000000004
 2818 14:02:02.737622  [   48.812070] R13: ffffa61281507f10 R14: ffffa61281507f10 R15: ffffa15f433f4000
 2819 14:02:02.747616  [   48.820032] FS:  00007f65ce841580(0000) GS:ffffa15fbad80000(0000) knlGS:0000000000000000
 2820 14:02:02.753910  [   48.829072] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
 2821 14:02:02.760887  [   48.835489] CR2: 00007f65ce64a000 CR3: 00000001065b0006 CR4: 00000000003706e0
 2822 14:02:02.763930  [   48.843459] Call Trace:
 2823 14:02:02.767169  [   48.846188]  direct_entry.cold+0x2c/0x38
 2824 14:02:02.773403  [   48.850568]  full_proxy_write+0x53/0x80
 2825 14:02:02.777411  [   48.854849]  vfs_write+0xe7/0x3a0
 2826 14:02:02.780484  [   48.858547]  ksys_write+0x68/0xf0
 2827 14:02:02.783242  [   48.862251]  do_syscall_64+0x30/0x40
 2828 14:02:02.790583  [   48.866248]  entry_SYSCALL_64_after_hwframe+0x61/0xc6
 2829 14:02:02.793468  [   48.871890] RIP: 0033:0x7f65ce7578f3
 2830 14:02:02.813399  [   48.875878] 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
 2831 14:02:02.823522  [   48.896863] RSP: 002b:00007ffd2b37feb8 EFLAGS: 00000246 ORIG_RAX: 0000000000000001
 2832 14:02:02.830289  [   48.905320] RAX: ffffffffffffffda RBX: 0000000000000004 RCX: 00007f65ce7578f3
 2833 14:02:02.839856  [   48.913296] RDX: 0000000000000004 RSI: 00007f65ce64a000 RDI: 0000000000000001
 2834 14:02:02.846182  [   48.921264] RBP: 00007f65ce64a000 R08: 00007f65ce649010 R09: 0000000000000000
 2835 14:02:02.856209  [   48.929247] R10: fffffffffffffbc5 R11: 0000000000000246 R12: 0000000000000001
 2836 14:02:02.863083  [   48.937218] R13: 0000000000000001 R14: 0000000000020000 R15: 0000000000020000
 2837 14:02:02.889435  [   48.945216] 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
 2838 14:02:02.895612  [   48.971705] ---[ end trace 6004f8110cb7308f ]---
 2839 14:02:02.899132  [   48.976869] RIP: 0010:lkdtm_BUG+0x5/0x10
 2840 14:02:02.919086  [   48.981253] Code: 89 ff e8 ee b1 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 50 f4 93 02
 2841 14:02:02.925516  [   49.002250] RSP: 0018:ffffa61281507e60 EFLAGS: 00010286
 2842 14:02:02.934880  [   49.008095] RAX: ffffffff9d4df0c0 RBX: 0000000000000001 RCX: 0000000000000000
 2843 14:02:02.941808  [   49.016074] RDX: 0000000000000000 RSI: ffffa15fbad9bf70 RDI: ffffffff9e19b290
 2844 14:02:02.948333  [   49.024054] RBP: ffffffff9e5e65f8 R08: 0000000000000001 R09: 0000000000000001
 2845 14:02:02.958430  [   49.032034] R10: 00000000ffffe000 R11: 3fffffffffffffff R12: 0000000000000004
 2846 14:02:02.964830  [   49.040037] R13: ffffa61281507f10 R14: ffffa61281507f10 R15: ffffa15f433f4000
 2847 14:02:02.974905  [   49.048040] FS:  00007f65ce841580(0000) GS:ffffa15fbad80000(0000) knlGS:0000000000000000
 2848 14:02:02.981075  [   49.057112] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
 2849 14:02:02.988129  [   49.063560] CR2: 00007f65ce64a000 CR3: 00000001065b0006 CR4: 00000000003706e0
 2850 14:02:02.990952  # Segmentation fault
 2851 14:02:03.009755  # [   48.712406] lkdtm: Performing direct entry BUG
 2852 14:02:03.016529  # [   48.717600] ------------[ cut here ]------------
 2853 14:02:03.023034  # [   48.722827] kernel BUG at drivers/misc/lkdtm/bugs.c:76!
 2854 14:02:03.026710  # [   48.728734] invalid opcode: 0000 [#1] SMP PTI
 2855 14:02:03.036442  # [   48.733615] CPU: 3 PID: 728 Comm: cat Tainted: G        W         5.10.151-cip18 #1
 2856 14:02:03.042463  # [   48.742178] Hardware name: Google Rammus/Rammus, BIOS  09/04/2020
 2857 14:02:03.045417  # [   48.748994] RIP: 0010:lkdtm_BUG+0x5/0x10
 2858 14:02:03.069091  # [   48.753377] Code: 89 ff e8 ee b1 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 50 f4 93 02
 2859 14:02:03.071982  # [   48.774363] RSP: 0018:ffffa61281507e60 EFLAGS: 00010286
 2860 14:02:03.085183  # [   48.780198] RAX: ffffffff9d4df0c0 RBX: 000000000000[   49.155912] lkdtm: Performing direct entry WARNING
 2861 14:02:03.088848  [   49.167125] ------------[ cut here ]------------
 2862 14:02:03.091917  0001 RCX: 0000000000000000
 2863 14:02:03.105430  # [   48.788169] RDX: 00000000000000[   49.172296] WARNING: CPU: 3 PID: 764 at drivers/misc/lkdtm/bugs.c:83 lkdtm_WARNING+0x13/0x20
 2864 14:02:03.131925  [   49.187926] 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
 2865 14:02:03.138164  00 RSI: ffffa15fbad9bf70 RDI: ffffffff9e19b290
 2866 14:02:03.148020  # [   48.796129][   49.214385] CPU: 3 PID: 764 Comm: cat Tainted: G      D W         5.10.151-cip18 #1
 2867 14:02:03.154787  [   49.229150] Hardware name: Google Rammus/Rammus, BIOS  09/04/2020
 2868 14:02:03.157938  [   49.235961] RIP: 0010:lkdtm_WARNING+0x13/0x20
 2869 14:02:03.178194  [   49.240825] Code: c0 f4 ff ff ff eb c9 0f 1f 44 00 00 0f 0b 66 0f 1f 84 00 00 00 00 00 0f 1f 44 00 00 83 05 50 f4 93 02 01 75 05 c3 cc cc cc cc <0f> 0b c3 cc cc cc cc 66 0f 1f 44 00 00 0f 1f 44 00 00 8b 05 31 f4
 2870 14:02:03.184822  [   49.261812] RSP: 0018:ffffa61281587e60 EFLAGS: 00010202
 2871 14:02:03.194454  [   49.267648] RAX: ffffffff9d4df0d0 RBX: 0000000000000002 RCX: 0000000000000000
 2872 14:02:03.201041  [   49.275621] RDX: 0000000000000000 RSI: ffffa15fbad9bf70 RDI: ffffffff9e19b2a0
 2873 14:02:03.207400  [   49.283594] RBP: ffffffff9e58af57 R08: 0000000000000000 R09: 0000000000000000
 2874 14:02:03.224073   RBP: ffffffff9e5e65f8 R08: 0000000000000001 R09: 00000000000000[   49.291571] R10: 00000000ffffe000 R11: 3fffffffffffffff R12: 0000000000000008
 2875 14:02:03.230768  [   49.305758] R13: ffffa61281587f10 R14: ffffa61281587f10 R15: ffffa15f428c4000
 2876 14:02:03.240413  [   49.313731] FS:  00007f38a8fbd580(0000) GS:ffffa15fbad80000(0000) knlGS:0000000000000000
 2877 14:02:03.246960  [   49.322773] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
 2878 14:02:03.254083  [   49.329192] CR2: 00007f38a8dc6000 CR3: 0000000105750001 CR4: 00000000003706e0
 2879 14:02:03.257063  [   49.337164] Call Trace:
 2880 14:02:03.260164  [   49.339895]  direct_entry.cold+0x2c/0x38
 2881 14:02:03.267115  [   49.344325]  full_proxy_write+0x53/0x80
 2882 14:02:03.267415  01
 2883 14:02:03.277248  # [   48.804098] R10: 00000000ffffe000 R11: 3fffffffffffffff[   49.348621]  vfs_write+0xe7/0x3a0
 2884 14:02:03.280114  [   49.358527]  ksys_write+0x68/0xf0
 2885 14:02:03.283623  [   49.362254]  do_syscall_64+0x30/0x40
 2886 14:02:03.286713   R12: 0000000000000004
 2887 14:02:03.296871  # [   48.812070] R13: ffffa61281507f10 R[   49.366252]  entry_SYSCALL_64_after_hwframe+0x61/0xc6
 2888 14:02:03.299896  [   49.378104] RIP: 0033:0x7f38a8ed38f3
 2889 14:02:03.320343  [   49.382095] 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
 2890 14:02:03.329702  [   49.403082] RSP: 002b:00007ffea07b5418 EFLAGS: 00000246 ORIG_RAX: 0000000000000001
 2891 14:02:03.336423  [   49.411541] RAX: ffffffffffffffda RBX: 0000000000000008 RCX: 00007f38a8ed38f3
 2892 14:02:03.346299  [   49.419514] RDX: 0000000000000008 RSI: 00007f38a8dc6000 RDI: 0000000000000001
 2893 14:02:03.353202  [   49.427484] RBP: 00007f38a8dc6000 R08: 00007f38a8dc5010 R09: 0000000000000000
 2894 14:02:03.362999  [   49.435457] R10: fffffffffffffbc5 R11: 0000000000000246 R12: 0000000000000001
 2895 14:02:03.369019  [   49.443430] R13: 0000000000000001 R14: 0000000000020000 R15: 0000000000020000
 2896 14:02:03.373178  [   49.451407] irq event stamp: 0
 2897 14:02:03.376788  14: ffffa61281507f10 R15: ffffa15f433f4000
 2898 14:02:03.386402  # [   48.820032] FS:[   49.454840] hardirqs last  enabled at (0): [<0000000000000000>] 0x0
 2899 14:02:03.396039  [   49.468054] hardirqs last disabled at (0): [<ffffffff9cd00cf0>] copy_process+0x640/0x1c80
 2900 14:02:03.402594  [   49.477192] softirqs last  enabled at (0): [<ffffffff9cd00cf0>] copy_process+0x640/0x1c80
 2901 14:02:03.412466  [   49.486331] softirqs last disabled at (0): [<0000000000000000>] 0x0
 2902 14:02:03.415431  [   49.493332] ---[ end trace 6004f8110cb73090 ]---
 2903 14:02:03.422329    00007f65ce841580(0000) GS:ffffa15fbad80000(0000) knlGS:0000000000000000
 2904 14:02:03.428631  # [   48.829072] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
 2905 14:02:03.438918  # [   48.835489] CR2: 00007f65ce64a000 CR3: 00000001065b0006 CR4: 00000000003706e0
 2906 14:02:03.441946  # [   48.843459] Call Trace:
 2907 14:02:03.445091  # [   48.846188]  direct_entry.cold+0x2c/0x38
 2908 14:02:03.451753  # [   48.850568]  full_proxy_write+0x53/0x80
 2909 14:02:03.455294  # [   48.854849]  vfs_write+0xe7/0x3a0
 2910 14:02:03.458283  # [   48.858547]  ksys_write+0x68/0xf0
 2911 14:02:03.461783  # [   48.862251]  do_syscall_64+0x30/0x40
 2912 14:02:03.468196  # [   48.866248]  entry_SYSCALL_64_after_hwframe+0x61/0xc6
 2913 14:02:03.471348  # [   48.871890] RIP: 0033:0x7f65ce7578f3
 2914 14:02:03.494501  # [   48.875878] 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
 2915 14:02:03.501382  # [   48.896863] RSP: 002b:00007ffd2b37feb8 EFLAGS: 00000246 ORIG_RAX: 0000000000000001
 2916 14:02:03.511361  # [   48.905320] RAX: ffffffffffffffda RBX: 0000000000000004 RCX: 00007f65ce7578f3
 2917 14:02:03.517697  # [   48.913296] RDX: 0000000000000004 RSI: 00007f65ce64a000 RDI: 0000000000000001
 2918 14:02:03.527670  # [   48.921264] RBP: 00007f65ce64a00[   49.600060] lkdtm: Performing direct entry WARNING_MESSAGE
 2919 14:02:03.534242  [   49.610456] ------------[ cut here ]------------
 2920 14:02:03.537173  [   49.615640] Warning message trigger count: 2
 2921 14:02:03.543812  0 R08: 00007f65ce649010 R09: 0000000000000000
 2922 14:02:03.553633  # [   48.929247] [   49.620453] WARNING: CPU: 3 PID: 799 at drivers/misc/lkdtm/bugs.c:88 lkdtm_WARNING_MESSAGE+0x20/0x30
 2923 14:02:03.587125  R10: fffffffffffffbc5 R11: 0000000000000246 R12: 000000000000000[   49.636846] 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
 2924 14:02:03.597243  [   49.669487] CPU: 3 PID: 799 Comm: cat Tainted: G      D W         5.10.151-cip18 #1
 2925 14:02:03.603278  [   49.678072] Hardware name: Google Rammus/Rammus, BIOS  09/04/2020
 2926 14:02:03.609933  [   49.684904] RIP: 0010:lkdtm_WARNING_MESSAGE+0x20/0x30
 2927 14:02:03.610444  1
 2928 14:02:03.636579  # [   48.937218] R13: 0000000000000001 R14: 0000000000020000 [   49.690556] Code: cc cc cc cc 66 0f 1f 44 00 00 0f 1f 44 00 00 8b 05 31 f4 93 02 48 c7 c7 b8 b4 58 9e 8d 70 01 89 35 21 f4 93 02 e8 fb 26 66 00 <0f> 0b c3 cc cc cc cc 66 0f 1f 84 00 00 00 00 00 0f 1f 44 00 00 c7
 2929 14:02:03.642695  [   49.717745] RSP: 0018:ffffa6128161fe60 EFLAGS: 00010286
 2930 14:02:03.649629  [   49.723583] RAX: 0000000000000000 RBX: 0000000000000003 RCX: 0000000000000000
 2931 14:02:03.656284  [   49.731553] RDX: ffffa15fbadac660 RSI: ffffa15fbad9bf70 RDI: ffffa15fbad9bf70
 2932 14:02:03.666455  [   49.739526] RBP: ffffffff9e58af5f R08: 0000000000000000 R09: 0000000000000000
 2933 14:02:03.672322  [   49.747501] R10: 00000000ffffe000 R11: 3fffffffffffffff R12: 0000000000000010
 2934 14:02:03.682529  [   49.755473] R13: ffffa6128161ff10 R14: ffffa6128161ff10 R15: ffffa15f42b1c000
 2935 14:02:03.689022  [   49.763445] FS:  00007fa67565d580(0000) GS:ffffa15fbad80000(0000) knlGS:0000000000000000
 2936 14:02:03.696146  [   49.772482] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
 2937 14:02:03.706395  [   49.778898] CR2: 00007fa675466000 CR3: 0000000102a92001 CR4: 00000000003706e0
 2938 14:02:03.707062  [   49.786869] Call Trace:
 2939 14:02:03.712488  [   49.789602]  direct_entry.cold+0x2c/0x38
 2940 14:02:03.715671  [   49.794017]  full_proxy_write+0x53/0x80
 2941 14:02:03.719099  [   49.798332]  vfs_write+0xe7/0x3a0
 2942 14:02:03.722196  [   49.802056]  ksys_write+0x68/0xf0
 2943 14:02:03.729422  [   49.805756]  do_syscall_64+0x30/0x40
 2944 14:02:03.732258  [   49.809772]  entry_SYSCALL_64_after_hwframe+0x61/0xc6
 2945 14:02:03.738877  [   49.815414] RIP: 0033:0x7fa6755738f3
 2946 14:02:03.758896  [   49.819405] 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
 2947 14:02:03.765612  [   49.840393] RSP: 002b:00007ffde8375998 EFLAGS: 00000246 ORIG_RAX: 0000000000000001
 2948 14:02:03.775214  [   49.848853] RAX: ffffffffffffffda RBX: 0000000000000010 RCX: 00007fa6755738f3
 2949 14:02:03.781925  [   49.856828] RDX: 0000000000000010 RSI: 00007fa675466000 RDI: 0000000000000001
 2950 14:02:03.791749  [   49.864802] RBP: 00007fa675466000 R08: 00007fa675465010 R09: 0000000000000000
 2951 14:02:03.798346  [   49.872773] R10: fffffffffffffbc5 R11: 0000000000000246 R12: 0000000000000001
 2952 14:02:03.805040  [   49.880744] R13: 0000000000000001 R14: 0000000000020000 R15: 0000000000020000
 2953 14:02:03.811409  [   49.888721] irq event stamp: 0
 2954 14:02:03.818022  [   49.892161] hardirqs last  enabled at (0): [<0000000000000000>] 0x0
 2955 14:02:03.818548  R15: 0000000000020000
 2956 14:02:03.831381  # [   48.945216] Modules linked in: fuse [   49.899166] hardirqs last disabled at (0): [<ffffffff9cd00cf0>] copy_process+0x640/0x1c80
 2957 14:02:03.841345  [   49.914516] softirqs last  enabled at (0): [<ffffffff9cd00cf0>] copy_process+0x640/0x1c80
 2958 14:02:03.847902  [   49.923657] softirqs last disabled at (0): [<0000000000000000>] 0x0
 2959 14:02:03.854534  [   49.930657] ---[ end trace 6004f8110cb73091 ]---
 2960 14:02:03.877270  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
 2961 14:02:03.880846  # [   48.971705] ---[ end trace 6004f8110cb7308f ]---
 2962 14:02:03.887150  # [   48.976869] RIP: 0010:lkdtm_BUG+0x5/0x10
 2963 14:02:03.906723  # [   48.981253] Code: 89 ff e8 ee b1 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 50 f4 93 02
 2964 14:02:03.913571  # [   49.002250] RSP: 0018:ffffa61281507e60 EFLAGS: 00010286
 2965 14:02:03.920320  # [   49.008095] RAX: ffffffff9d4df0c0 RBX: 0000000000000001 RCX: 0000000000000000
 2966 14:02:03.930279  # [   49.016074] RDX: 0000000000000000 RSI: ffffa15fbad9bf70 RDI: ffffffff9e19b290
 2967 14:02:03.936769  # [   49.024054] RBP: ffffffff9e5e65f8 R08: 0000000000000001 R09: 0000000000000001
 2968 14:02:03.946907  # [   49.032034] R10: 00000000ffffe000 R11: 3fffffffffffffff R12: 0000000000000004
 2969 14:02:03.953546  # [   49.[   50.026800] lkdtm: Performing direct entry EXCEPTION
 2970 14:02:03.959837  [   50.034641] BUG: kernel NULL pointer dereference, address: 0000000000000000
 2971 14:02:03.966610  [   50.042429] #PF: supervisor write access in kernel mode
 2972 14:02:03.972915  [   50.048265] #PF: error_code(0x0002) - not-present page
 2973 14:02:03.973493  [   50.054005] PGD 0 P4D 0 
 2974 14:02:03.979437  [   50.056840] Oops: 0002 [#2] SMP PTI
 2975 14:02:03.986344  [   50.060734] CPU: 3 PID: 831 Comm: cat Tainted: G      D W         5.10.151-cip18 #1
 2976 14:02:03.993260  [   50.069288] Hardware name: Google Rammus/Rammus, BIOS  09/04/2020
 2977 14:02:03.999842  [   50.076089] RIP: 0010:lkdtm_EXCEPTION+0x5/0x20
 2978 14:02:04.019948  [   50.081048] Code: 48 c7 c7 b8 b4 58 9e 8d 70 01 89 35 21 f4 93 02 e8 fb 26 66 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
 2979 14:02:04.025916  [   50.102030] RSP: 0018:ffffa6128169fe60 EFLAGS: 00010282
 2980 14:02:04.032904  [   50.107855] RAX: ffffffff9d4df120 RBX: 0000000000000004 RCX: 0000000000000000
 2981 14:02:04.042105  [   50.115817] RDX: 0000000000000000 RSI: ffffa15fbad9bf70 RDI: ffffffff9e19b2c0
 2982 14:02:04.048628  [   50.123786] RBP: ffffffff9e4c035f R08: 0000000000000000 R09: 0000000000000000
 2983 14:02:04.059141  [   50.131755] R10: 00000000ffffe000 R11: 3fffffffffffffff R12: 000000000000000a
 2984 14:02:04.065486  [   50.139728] R13: ffffa6128169ff10 R14: ffffa6128169ff10 R15: ffffa15f42b58000
 2985 14:02:04.075583  [   50.147693] FS:  00007f602832a580(0000) GS:ffffa15fbad80000(0000) knlGS:0000000000000000
 2986 14:02:04.082276  [   50.156726] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
 2987 14:02:04.088970  [   50.163144] CR2: 0000000000000000 CR3: 000000010656e006 CR4: 00000000003706e0
 2988 14:02:04.091715  [   50.171113] Call Trace:
 2989 14:02:04.095123  [   50.173841]  direct_entry.cold+0x2c/0x38
 2990 14:02:04.101388  [   50.178219]  full_proxy_write+0x53/0x80
 2991 14:02:04.104840  [   50.182525]  vfs_write+0xe7/0x3a0
 2992 14:02:04.108236  [   50.186238]  ksys_write+0x68/0xf0
 2993 14:02:04.118324  040037] R13: ffffa61281507f10 R14: ffffa61281507f10 R15: ffffa15[   50.189944]  do_syscall_64+0x30/0x40
 2994 14:02:04.125055  [   50.200143]  entry_SYSCALL_64_after_hwframe+0x61/0xc6
 2995 14:02:04.127785  [   50.205772] RIP: 0033:0x7f60282408f3
 2996 14:02:04.147928  [   50.209749] 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
 2997 14:02:04.157572  [   50.230729] RSP: 002b:00007ffc9aa43d58 EFLAGS: 00000246 ORIG_RAX: 0000000000000001
 2998 14:02:04.164388  [   50.239184] RAX: ffffffffffffffda RBX: 000000000000000a RCX: 00007f60282408f3
 2999 14:02:04.174745  [   50.247151] RDX: 000000000000000a RSI: 00007f6028133000 RDI: 0000000000000001
 3000 14:02:04.180980  [   50.255120] RBP: 00007f6028133000 R08: 00007f6028132010 R09: 0000000000000000
 3001 14:02:04.187161  [   50.263086] R10: fffffffffffffbc5 R11: 0000000000000246 R12: 0000000000000001
 3002 14:02:04.197185  [   50.271055] R13: 0000000000000001 R14: 0000000000020000 R15: 0000000000020000
 3003 14:02:04.223559  [   50.279027] 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
 3004 14:02:04.224162  f433f4000
 3005 14:02:04.233608  # [   49.048040] FS:  00007f65ce841580(0000) GS:ffffa[   50.305482] CR2: 0000000000000000
 3006 14:02:04.240125  [   50.315391] ---[ end trace 6004f8110cb73092 ]---
 3007 14:02:04.243031  [   50.320544] RIP: 0010:lkdtm_BUG+0x5/0x10
 3008 14:02:04.263296  [   50.324919] Code: 89 ff e8 ee b1 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 50 f4 93 02
 3009 14:02:04.269696  [   50.345897] RSP: 0018:ffffa61281507e60 EFLAGS: 00010286
 3010 14:02:04.276254  [   50.351729] RAX: ffffffff9d4df0c0 RBX: 0000000000000001 RCX: 0000000000000000
 3011 14:02:04.286264  [   50.359699] RDX: 0000000000000000 RSI: ffffa15fbad9bf70 RDI: ffffffff9e19b290
 3012 14:02:04.293033  [   50.367667] RBP: ffffffff9e5e65f8 R08: 0000000000000001 R09: 0000000000000001
 3013 14:02:04.299578  [   50.375635] R10: 00000000ffffe000 R11: 3fffffffffffffff R12: 0000000000000004
 3014 14:02:04.309529  [   50.383606] R13: ffffa61281507f10 R14: ffffa61281507f10 R15: ffffa15f433f4000
 3015 14:02:04.319667  [   50.391573] FS:  00007f602832a580(0000) GS:ffffa15fbad80000(0000) knlGS:0000000000000000
 3016 14:02:04.326524  [   50.400609] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
 3017 14:02:04.333114  [   50.407024] CR2: 0000000000000000 CR3: 000000010656e006 CR4: 00000000003706e0
 3018 14:02:04.342943  [   50.414993] BUG: sleeping function called from invalid context at include/linux/percpu-rwsem.h:49
 3019 14:02:04.349346  [   50.424904] in_atomic(): 0, irqs_disabled(): 1, non_block: 0, pid: 831, name: cat
 3020 14:02:04.355937  [   50.433260] INFO: lockdep is turned off.
 3021 14:02:04.359567  [   50.437635] irq event stamp: 0
 3022 14:02:04.366482  [   50.441040] hardirqs last  enabled at (0): [<0000000000000000>] 0x0
 3023 14:02:04.375872  [   50.448038] hardirqs last disabled at (0): [<ffffffff9cd00cf0>] copy_process+0x640/0x1c80
 3024 14:02:04.385763  [   50.457160] softirqs last  enabled at (0): [<ffffffff9cd00cf0>] copy_process+0x640/0x1c80
 3025 14:02:04.392085  [   50.466297] softirqs last disabled at (0): [<0000000000000000>] 0x0
 3026 14:02:04.398654  [   50.473311] CPU: 3 PID: 831 Comm: cat Tainted: G      D W         5.10.151-cip18 #1
 3027 14:02:04.405587  [   50.481862] Hardware name: Google Rammus/Rammus, BIOS  09/04/2020
 3028 14:02:04.408781  [   50.488662] Call Trace:
 3029 14:02:04.411835  [   50.491389]  dump_stack+0x77/0x9b
 3030 14:02:04.418704  [   50.495087]  ___might_sleep.cold+0xa6/0xb6
 3031 14:02:04.422251  [   50.499647]  exit_signals+0x1c/0x2e0
 3032 14:02:04.425409  [   50.503636]  do_exit+0xd5/0xb00
 3033 14:02:04.428752  [   50.507139]  ? ksys_write+0x68/0xf0
 3034 14:02:04.431749  [   50.511023]  rewind_stack_do_exit+0x17/0x20
 3035 14:02:04.438547  [   50.515690] RIP: 0033:0x7f60282408f3
 3036 14:02:04.458284  [   50.519676] 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
 3037 14:02:04.468121  [   50.540657] RSP: 002b:00007ffc9aa43d58 EFLAGS: 00000246 ORIG_RAX: 0000000000000001
 3038 14:02:04.474718  [   50.549110] RAX: ffffffffffffffda RBX: 000000000000000a RCX: 00007f60282408f3
 3039 14:02:04.481984  [   50.557078] RDX: 000000000000000a RSI: 00007f6028133000 RDI: 0000000000000001
 3040 14:02:04.491560  [   50.565045] RBP: 00007f6028133000 R08: 00007f6028132010 R09: 0000000000000000
 3041 14:02:04.498333  [   50.573013] R10: fffffffffffffbc5 R11: 0000000000000246 R12: 0000000000000001
 3042 14:02:04.507808  [   50.580981] R13: 0000000000000001 R14: 0000000000020000 R15: 0000000000020000
 3043 14:02:04.510685  15fbad80000(0000) knlGS:0000000000000000
 3044 14:02:04.517425  # [   49.057112] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
 3045 14:02:04.524208  # [   49.063560] CR2: 00007f65ce64a000 CR3: 00000001065b0006 CR4: 00000000003706e0
 3046 14:02:04.527672  # BUG: saw 'kernel BUG at': ok
 3047 14:02:04.531659  ok 2 selftests: lkdtm: BUG.sh
 3048 14:02:04.534955  # selftests: lkdtm: WARNING.sh
 3049 14:02:04.541133  # [   49.155912] lkdtm: Performing direct entry WARNING
 3050 14:02:04.544158  # [   49.167125] ------------[ cut here ]------------
 3051 14:02:04.554043  # [   49.172296] WARNING: CPU: 3 PID: 764 at drivers/misc/lkdtm/bugs.c:83 lkdtm_WARNING+0x13/0x20
 3052 14:02:04.580387  # [   49.187926] 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
 3053 14:02:04.590707  # [   49.214385] CPU: 3 PID: 764 Comm: cat Tainted: G      D W         5.10.151-cip18 #1
 3054 14:02:04.596801  # [   49.229150] Hardware name: Google Rammus/Rammus, BIOS  09/04/2020
 3055 14:02:04.603673  # [   49.235961] RIP: 0010:lkdtm_WARNING+0x13/0x20
 3056 14:02:04.623489  # [   49.240825] Code: c0 f4 ff ff ff eb c9 0f 1f 44 00 00 0f 0b 66 0f 1f 84 00 00 00 00 00 0f 1f 44 00 00 83 05 50 f4 93 02 01 75 05 c3 cc cc cc cc <0f> 0b c3 cc cc cc cc 66 0f 1f 44 00 00 0f 1f 44 00 00 8b 05 31 f4
 3057 14:02:04.630019  # [   49.261812] RSP: 0018:ffffa61281587e60 EFLAGS: 00010202
 3058 14:02:04.636625  # [   49.267648] RAX: ffffffff9d4df0d0 RBX: 0000000000000002 RCX: 0000000000000000
 3059 14:02:04.646605  # [   49.275621] RDX: 0000000000000000 RSI: ffffa15fbad9bf70 RDI: ffffffff9e19b2a0
 3060 14:02:04.652726  # [   49.283594] RBP: ffffffff9e58af57 R08: 0000000000000000 R09: 0000000000000000
 3061 14:02:04.663134  # [   49.291571] R10: 00000000ffffe000 R11: 3fffffffffffffff R12: 0000000000000008
 3062 14:02:04.669347  # [   49.305758] R13: ffffa61281587f10 R14: ffffa61281587f10 R15: ffffa15f428c4000
 3063 14:02:04.679333  # [   49.313731] FS:  00007f38a8fbd580(0000) GS:ffffa15fbad80000(0000) knlGS:0000000000000000
 3064 14:02:04.685882  # [   49.322773] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
 3065 14:02:04.695593  # [   49.329192] CR2: 00007f38a8dc6000 CR3: 0000000105750001 CR4: 00000000003706e0
 3066 14:02:04.696041  # [   49.337164] Call Trace:
 3067 14:02:04.702726  # [   49.339895]  direct_entry.cold+0x2c/0x38
 3068 14:02:04.705917  # [   49.344325]  full_proxy_write+0x53/0x80
 3069 14:02:04.709218  # [   49.348621]  vfs_write+0xe7/0x3a0
 3070 14:02:04.715658  # [   49.358527]  ksys_write+0x68/0xf0
 3071 14:02:04.718880  # [   49.362254]  do_syscall_64+0x30/0x40
 3072 14:02:04.725500  # [   49.366252]  entry_SYSCALL_64_after_hwframe+0x61/0xc6
 3073 14:02:04.728954  # [   49.378104] RIP: 0033:0x7f38a8ed38f3
 3074 14:02:04.748844  # [   49.382095] 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
 3075 14:02:04.758314  # [   49.403082] RSP: 002b:00007ffea07b5418 EFLAGS: 00000246 ORIG_RAX: 0000000000000001
 3076 14:02:04.764862  # [   49.411541] RAX: ffffffffffffffda RBX: 0000000000000008 RCX: 00007f38a8ed38f3
 3077 14:02:04.774917  # [   49.4195[   50.847500] lkdtm: Performing direct entry CORRUPT_LIST_ADD
 3078 14:02:04.778306  [   50.856237] lkdtm: attempting good list addition
 3079 14:02:04.785278  [   50.861404] lkdtm: attempting corrupted list addition
 3080 14:02:04.797858  14] RDX: 0000000000000008 RSI: 00007f38a8dc6000 RDI: 00000000000[   50.867053] lkdtm: list_add() corruption not detected!
 3081 14:02:04.798388  00001
 3082 14:02:04.805038  # [   49.427484] RBP: 00007f38a8dc6000 R08: 00007f38a8dc5010 R09: 0000000000000000
 3083 14:02:04.814553  # [   49.435457] R10: fffffffffffffbc5 R11: 0000000000000246 R12: 0000000000000001
 3084 14:02:04.821236  # [   49.443430] R13: 0000000000000001 R14: 0000000000020000 R15: 0000000000020000
 3085 14:02:04.824484  # [   49.451407] irq event stamp: 0
 3086 14:02:04.831030  # [   49.454840] hardirqs last  enabled at (0): [<0000000000000000>] 0x0
 3087 14:02:04.840860  # [   49.468054] hardirqs last disabled at (0): [<ffffffff9cd00cf0>] copy_process+0x640/0x1c80
 3088 14:02:04.850707  # [   49.477192] softirqs last  enabled at (0): [<ffffffff9cd00cf0>] copy_process+0x640/0x1c80
 3089 14:02:04.857487  # [   49.486331] softirqs last disabled at (0): [<0000000000000000>] 0x0
 3090 14:02:04.863865  # [   49.493332] ---[ end trace 6004f8110cb73090 ]---
 3091 14:02:04.867330  # WARNING: saw 'WARNING:': ok
 3092 14:02:04.870323  ok 3 selftests: lkdtm: WARNING.sh
 3093 14:02:04.874040  # selftests: lkdtm: WARNING_MESSAGE.sh
 3094 14:02:04.879844  # [   49.600060] lkdtm: Performing direct entry WARNING_MESSAGE
 3095 14:02:04.886502  # [   49.610456] ------------[ cut here ]------------
 3096 14:02:04.889997  # [   49.615640] Warning message trigger count: 2
 3097 14:02:04.900240  # [   49.620453] WARNING: CPU: 3 PID: 799 at drivers/misc/lkdtm/bugs.c:88 lkdtm_WARNING_MESSAGE+0x20/0x30
 3098 14:02:04.933165  # [   49.636846] 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_not[   51.005379] lkdtm: Performing direct entry CORRUPT_LIST_DEL
 3099 14:02:04.933430  ify
 3100 14:02:04.943032  # [   49.669487] CPU: 3 PID: 799 Comm: cat Tainted: G      [   51.015773] lkdtm: attempting good list removal
 3101 14:02:04.946566  D W         5.10.151-cip18 #1
 3102 14:02:04.956146  # [   49.678072] Hardware name: G[   51.027050] lkdtm: attempting corrupted list removal
 3103 14:02:04.959823  oogle Rammus/Rammus, BIOS  09/04/2020
 3104 14:02:04.969603  # [   49.684904] RIP: 001[   51.038806] lkdtm: list_del() corruption not detected!
 3105 14:02:04.973183  0:lkdtm_WARNING_MESSAGE+0x20/0x30
 3106 14:02:04.992404  # [   49.690556] Code: cc cc cc cc 66 0f 1f 44 00 00 0f 1f 44 00 00 8b 05 31 f4 93 02 48 c7 c7 b8 b4 58 9e 8d 70 01 89 35 21 f4 93 02 e8 fb 26 66 00 <0f> 0b c3 cc cc cc cc 66 0f 1f 84 00 00 00 00 00 0f 1f 44 00 00 c7
 3107 14:02:04.999258  # [   49.717745] RSP: 0018:ffffa6128161fe60 EFLAGS: 00010286
 3108 14:02:05.005459  # [   49.723583] RAX: 0000000000000000 RBX: 0000000000000003 RCX: 0000000000000000
 3109 14:02:05.015781  # [   49.731553] RDX: ffffa15fbadac660 RSI: ffffa15fbad9bf70 RDI: ffffa15fbad9bf70
 3110 14:02:05.022246  # [   49.739526] RBP: ffffffff9e58af5f R08: 0000000000000000 R09: 0000000000000000
 3111 14:02:05.032273  # [   49.747501] R10: 00000000ffffe000 R11: 3fffffffffffffff R12: 0000000000000010
 3112 14:02:05.037958  # [   49.755473] R13: ffffa6128161ff10 R14: ffffa6128161ff10 R15: ffffa15f42b1c000
 3113 14:02:05.047871  # [   49.763445] FS:  00007fa67565d580(0000) GS:ffffa15fbad80000(0000) knlGS:0000000000000000
 3114 14:02:05.054385  # [   49.772482] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
 3115 14:02:05.068105  # [   49.778898] CR2: 00007fa675466000 CR3: 0000000102a92001 C[   51.141080] lkdtm: Performing direct entry STACK_GUARD_PAGE_LEADING
 3116 14:02:05.075151  [   51.150995] lkdtm: attempting bad read from page below current stack
 3117 14:02:05.087758  [   51.158145] BUG: stack guard page was hit at 000000000eeaf99e (stack is 00000000ee6e3b65..0000000027941eff)
 3118 14:02:05.088208  R4[: 00000000003706e0
 3119 14:02:05.091077  # [   49.786869] Call Trace:
 3120 14:02:05.101267  # [   49.789   51.169043] kernel stack overflow (page fault): 0000 [#3] SMP PTI
 3121 14:02:05.107896  [   51.182069] CPU: 2 PID: 1056 Comm: cat Tainted: G      D W         5.10.151-cip18 #1
 3122 14:02:05.115006  [   51.190716] Hardware name: Google Rammus/Rammus, BIOS  09/04/2020
 3123 14:02:05.121136  [   51.197521] RIP: 0010:lkdtm_STACK_GUARD_PAGE_LEADING+0x27/0x3a
 3124 14:02:05.144006  [   51.204033] Code: cc cc cc 0f 1f 44 00 00 53 48 c7 c7 58 b8 58 9e 50 65 48 8b 04 25 40 b0 01 00 48 8b 58 18 e8 aa a0 fd ff 48 c7 c7 98 b8 58 9e <8a> 43 ff 88 44 24 07 0f b6 74 24 07 5a 5b e9 90 a0 fd ff 0f 1f 44
 3125 14:02:05.147909  [   51.225014] RSP: 0018:ffffa612819cfe50 EFLAGS: 00010246
 3126 14:02:05.157762  [   51.230847] RAX: 0000000000000038 RBX: ffffa612819cc000 RCX: 0000000000000000
 3127 14:02:05.164450  [   51.238806] RDX: 0000000000000000 RSI: ffffa15fbad1bf70 RDI: ffffffff9e58b898
 3128 14:02:05.174104  [   51.246773] RBP: ffffffff9e58afc2 R08: 0000000000000000 R09: 0000000000000000
 3129 14:02:05.180603  [   51.254742] R10: 00000000ffffe000 R11: 3fffffffffffffff R12: 0000000000000019
 3130 14:02:05.187763  [   51.262709] R13: ffffa612819cff10 R14: ffffa612819cff10 R15: ffffa15f454d3000
 3131 14:02:05.197054  [   51.270677] FS:  00007f88882b5580(0000) GS:ffffa15fbad00000(0000) knlGS:0000000000000000
 3132 14:02:05.203431  [   51.279712] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
 3133 14:02:05.210424  [   51.286124] CR2: ffffa612819cbfff CR3: 000000010357c006 CR4: 00000000003706e0
 3134 14:02:05.213687  [   51.294092] Call Trace:
 3135 14:02:05.220424  [   51.296819]  ? lkdtm_CORRUPT_LIST_DEL+0xe0/0xe0
 3136 14:02:05.223615  [   51.301867]  direct_entry.cold+0x2c/0x38
 3137 14:02:05.226705  [   51.306249]  full_proxy_write+0x53/0x80
 3138 14:02:05.233239  [   51.310530]  vfs_write+0xe7/0x3a0
 3139 14:02:05.236678  [   51.314250]  ksys_write+0x68/0xf0
 3140 14:02:05.240218  [   51.317947]  do_syscall_64+0x30/0x40
 3141 14:02:05.246778  [   51.321927]  entry_SYSCALL_64_after_hwframe+0x61/0xc6
 3142 14:02:05.249647  [   51.327565] RIP: 0033:0x7f88881cb8f3
 3143 14:02:05.269796  [   51.331549] 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
 3144 14:02:05.279413  [   51.352529] RSP: 002b:00007ffd6969bea8 EFLAGS: 00000246 ORIG_RAX: 0000000000000001
 3145 14:02:05.286192  [   51.360973] RAX: ffffffffffffffda RBX: 0000000000000019 RCX: 00007f88881cb8f3
 3146 14:02:05.296314  [   51.368941] RDX: 0000000000000019 RSI: 00007f88880be000 RDI: 0000000000000001
 3147 14:02:05.302941  [   51.376907] RBP: 00007f88880be000 R08: 00007f88880bd010 R09: 0000000000000000
 3148 14:02:05.309390  [   51.384875] R10: fffffffffffffbc5 R11: 0000000000000246 R12: 0000000000000001
 3149 14:02:05.318900  [   51.392843] R13: 0000000000000001 R14: 0000000000020000 R15: 0000000000020000
 3150 14:02:05.345470  [   51.400815] 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 14:02:05.348873  602]  direct_entry.cold+0x2c/0x38
 3152 14:02:05.355488  # [   49.794017]  full_proxy_[   51.427270] ---[ end trace 6004f8110cb73093 ]---
 3153 14:02:05.362070  [   51.438634] RIP: 0010:lkdtm_BUG+0x5/0x10
 3154 14:02:05.381745  [   51.443010] Code: 89 ff e8 ee b1 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 50 f4 93 02
 3155 14:02:05.388656  [   51.463988] RSP: 0018:ffffa61281507e60 EFLAGS: 00010286
 3156 14:02:05.395255  [   51.469812] RAX: ffffffff9d4df0c0 RBX: 0000000000000001 RCX: 0000000000000000
 3157 14:02:05.405019  [   51.477779] RDX: 0000000000000000 RSI: ffffa15fbad9bf70 RDI: ffffffff9e19b290
 3158 14:02:05.411974  [   51.485746] RBP: ffffffff9e5e65f8 R08: 0000000000000001 R09: 0000000000000001
 3159 14:02:05.417883  [   51.493714] R10: 00000000ffffe000 R11: 3fffffffffffffff R12: 0000000000000004
 3160 14:02:05.427946  [   51.501682] R13: ffffa61281507f10 R14: ffffa61281507f10 R15: ffffa15f433f4000
 3161 14:02:05.437688  [   51.509649] FS:  00007f88882b5580(0000) GS:ffffa15fbad00000(0000) knlGS:0000000000000000
 3162 14:02:05.444575  [   51.518684] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
 3163 14:02:05.450861  [   51.525098] CR2: ffffa612819cbfff CR3: 000000010357c006 CR4: 00000000003706e0
 3164 14:02:05.451461  write+0x53/0x80
 3165 14:02:05.457904  # [   49.798332]  vfs_write+0xe7/0x3a0
 3166 14:02:05.460902  # [   49.802056]  ksys_write+0x68/0xf0
 3167 14:02:05.464039  # [   49.805756]  do_syscall_64+0x30/0x40
 3168 14:02:05.470752  # [   49.809772]  entry_SYSCALL_64_after_hwframe+0x61/0xc6
 3169 14:02:05.474070  # [   49.815414] RIP: 0033:0x7fa6755738f3
 3170 14:02:05.497086  # [   49.819405] 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
 3171 14:02:05.503745  # [   49.840393] RSP: 002b:00007ffde8375998 EFLAGS: 00000246 ORIG_RAX: 0000000000000001
 3172 14:02:05.513574  # [   49.848853] RAX: ffffffffffffffda RBX: 0000000000000010 RCX: 00007fa6755738f3
 3173 14:02:05.520403  # [   49.856828] RDX: 0000000000000010 RSI: 00007fa675466000 RDI: 0000000000000001
 3174 14:02:05.530048  # [   49.864802] RBP: 00007fa675466000 R08: 00007fa675465010 R09: 0000000000000000
 3175 14:02:05.537022  # [   49.872773] R10: fffffffffffffbc5 R11: 0000000000000246 R12: 0000000000000001
 3176 14:02:05.549930  # [   49.880744] R13: 0000000000000001 R14: 0000000000020000 R15: 00000000[   51.622080] lkdtm: Performing direct entry STACK_GUARD_PAGE_TRAILING
 3177 14:02:05.553008  00020000
 3178 14:02:05.556782  # [   49.888721] irq event stamp: 0
 3179 14:02:05.563591  # [   49.892161] [   51.633442] lkdtm: attempting bad read from page above current stack
 3180 14:02:05.569847  hardirqs last  enabled at (0): [<0000000000000000>] 0x0
 3181 14:02:05.582991  # [   4[   51.646796] BUG: stack guard page was hit at 00000000abc13cef (stack is 00000000b66e903d..000000001f429f2c)
 3182 14:02:05.589903  [   51.663846] kernel stack overflow (page fault): 0000 [#4] SMP PTI
 3183 14:02:05.596183  [   51.670648] CPU: 0 PID: 1089 Comm: cat Tainted: G      D W         5.10.151-cip18 #1
 3184 14:02:05.602985  [   51.679297] Hardware name: Google Rammus/Rammus, BIOS  09/04/2020
 3185 14:02:05.609215  [   51.686102] RIP: 0010:lkdtm_STACK_GUARD_PAGE_TRAILING+0x27/0x3d
 3186 14:02:05.632796  [   51.692715] Code: a0 fd ff 0f 1f 44 00 00 53 48 c7 c7 d0 b8 58 9e 50 65 48 8b 04 25 40 b0 01 00 48 8b 58 18 e8 70 a0 fd ff 48 c7 c7 10 b9 58 9e <8a> 83 00 40 00 00 88 44 24 07 0f b6 74 24 07 5a 5b e9 53 a0 fd ff
 3187 14:02:05.636271  [   51.713692] RSP: 0018:ffffa61281a4fe50 EFLAGS: 00010246
 3188 14:02:05.645811  [   51.719524] RAX: 0000000000000038 RBX: ffffa61281a4c000 RCX: 0000000000000000
 3189 14:02:05.652571  [   51.727491] RDX: 0000000000000000 RSI: ffffa15fbac1bf70 RDI: ffffffff9e58b910
 3190 14:02:05.662014  [   51.735457] RBP: ffffffff9e58afdb R08: 0000000000000000 R09: 0000000000000000
 3191 14:02:05.669104  [   51.743425] R10: 00000000ffffe000 R11: 3fffffffffffffff R12: 000000000000001a
 3192 14:02:05.675347  [   51.751391] R13: ffffa61281a4ff10 R14: ffffa61281a4ff10 R15: ffffa15f44f93000
 3193 14:02:05.685237  [   51.759357] FS:  00007fca24472580(0000) GS:ffffa15fbac00000(0000) knlGS:0000000000000000
 3194 14:02:05.691928  [   51.768392] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
 3195 14:02:05.702097  [   51.774806] CR2: ffffa61281a50000 CR3: 0000000102b94001 CR4: 00000000003706f0
 3196 14:02:05.702766  [   51.782773] Call Trace:
 3197 14:02:05.708863  [   51.785498]  ? lkdtm_STACK_GUARD_PAGE_LEADING+0x3a/0x3a
 3198 14:02:05.711866  [   51.791330]  direct_entry.cold+0x2c/0x38
 3199 14:02:05.718538  [   51.795707]  full_proxy_write+0x53/0x80
 3200 14:02:05.721590  [   51.799988]  vfs_write+0xe7/0x3a0
 3201 14:02:05.724820  [   51.803684]  ksys_write+0x68/0xf0
 3202 14:02:05.728382  [   51.807373]  do_syscall_64+0x30/0x40
 3203 14:02:05.734881  [   51.811360]  entry_SYSCALL_64_after_hwframe+0x61/0xc6
 3204 14:02:05.738765  [   51.816999] RIP: 0033:0x7fca243888f3
 3205 14:02:05.761610  [   51.820986] 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
 3206 14:02:05.767807  [   51.841961] RSP: 002b:00007ffd548b9a88 EFLAGS: 00000246 ORIG_RAX: 0000000000000001
 3207 14:02:05.777812  [   51.850413] RAX: ffffffffffffffda RBX: 000000000000001a RCX: 00007fca243888f3
 3208 14:02:05.784087  [   51.858379] RDX: 000000000000001a RSI: 00007fca2427b000 RDI: 0000000000000001
 3209 14:02:05.791153  [   51.866346] RBP: 00007fca2427b000 R08: 00007fca2427a010 R09: 0000000000000000
 3210 14:02:05.800883  [   51.874312] R10: fffffffffffffbc5 R11: 0000000000000246 R12: 0000000000000001
 3211 14:02:05.807403  [   51.882280] R13: 0000000000000001 R14: 0000000000020000 R15: 0000000000020000
 3212 14:02:05.834275  [   51.890254] 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
 3213 14:02:05.840548  [   51.916693] ---[ end trace 6004f8110cb73094 ]---
 3214 14:02:05.844117  [   51.921852] RIP: 0010:lkdtm_BUG+0x5/0x10
 3215 14:02:05.863392  [   51.926222] Code: 89 ff e8 ee b1 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 50 f4 93 02
 3216 14:02:05.869895  [   51.947201] RSP: 0018:ffffa61281507e60 EFLAGS: 00010286
 3217 14:02:05.879668  [   51.953034] RAX: ffffffff9d4df0c0 RBX: 0000000000000001 RCX: 0000000000000000
 3218 14:02:05.886647  [   51.961003] RDX: 0000000000000000 RSI: ffffa15fbad9bf70 RDI: ffffffff9e19b290
 3219 14:02:05.893100  [   51.968972] RBP: ffffffff9e5e65f8 R08: 0000000000000001 R09: 0000000000000001
 3220 14:02:05.903374  [   51.976941] R10: 00000000ffffe000 R11: 3fffffffffffffff R12: 0000000000000004
 3221 14:02:05.909780  [   51.984910] R13: ffffa61281507f10 R14: ffffa61281507f10 R15: ffffa15f433f4000
 3222 14:02:05.919448  [   51.992880] FS:  00007fca24472580(0000) GS:ffffa15fbac00000(0000) knlGS:0000000000000000
 3223 14:02:05.925684  [   52.001918] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
 3224 14:02:05.932339  [   52.008334] CR2: ffffa61281a50000 CR3: 0000000102b94001 CR4: 00000000003706f0
 3225 14:02:05.942504  [   52.016303] BUG: sleeping function called from invalid context at include/linux/percpu-rwsem.h:49
 3226 14:02:05.952634  [   52.026214] in_atomic(): 0, irqs_disabled(): 1, non_block: 0, pid: 1089, name: cat
 3227 14:02:05.955917  [   52.034671] INFO: lockdep is turned off.
 3228 14:02:05.958835  [   52.039047] irq event stamp: 0
 3229 14:02:05.965949  [   52.042451] hardirqs last  enabled at (0): [<0000000000000000>] 0x0
 3230 14:02:05.975777  [   52.049450] hardirqs last disabled at (0): [<ffffffff9cd00cf0>] copy_process+0x640/0x1c80
 3231 14:02:05.985356  [   52.058577] softirqs last  enabled at (0): [<ffffffff9cd00cf0>] copy_process+0x640/0x1c80
 3232 14:02:05.991990  [   52.067713] softirqs last disabled at (0): [<0000000000000000>] 0x0
 3233 14:02:06.002070  [   52.074710] CPU: 0 PID: 1089 Comm: cat Tainted: G      D W         5.10.151-cip18 #1
 3234 14:02:06.008651  [   52.083358] Hardware name: Google Rammus/Rammus, BIOS  09/04/2020
 3235 14:02:06.011717  [   52.090160] Call Trace:
 3236 14:02:06.015195  [   52.092888]  dump_stack+0x77/0x9b
 3237 14:02:06.018645  [   52.096593]  ___might_sleep.cold+0xa6/0xb6
 3238 14:02:06.021638  [   52.101172]  exit_signals+0x1c/0x2e0
 3239 14:02:06.024891  [   52.105160]  do_exit+0xd5/0xb00
 3240 14:02:06.032202  [   52.108662]  ? ksys_write+0x68/0xf0
 3241 14:02:06.034755  [   52.112555]  rewind_stack_do_exit+0x17/0x20
 3242 14:02:06.038437  [   52.117229] RIP: 0033:0x7fca243888f3
 3243 14:02:06.061361  [   52.121208] 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
 3244 14:02:06.068380  [   52.142190] RSP: 002b:00007ffd548b9a88 EFLAGS: 00000246 ORIG_RAX: 0000000000000001
 3245 14:02:06.077966  [   52.150637] RAX: ffffffffffffffda RBX: 000000000000001a RCX: 00007fca243888f3
 3246 14:02:06.084485  [   52.158606] RDX: 000000000000001a RSI: 00007fca2427b000 RDI: 0000000000000001
 3247 14:02:06.091371  [   52.166576] RBP: 00007fca2427b000 R08: 00007fca2427a010 R09: 0000000000000000
 3248 14:02:06.101413  [   52.174545] R10: fffffffffffffbc5 R11: 0000000000000246 R12: 0000000000000001
 3249 14:02:06.107548  [   52.182515] R13: 0000000000000001 R14: 0000000000020000 R15: 0000000000020000
 3250 14:02:06.117261  9.899166] hardirqs last disabled at (0): [<ffffffff9cd00cf0>] copy_process+0x640/0x1c80
 3251 14:02:06.127443  # [   49.914516] softirqs last  enabled at (0): [<ffffffff9cd00cf0>] copy_process+0x640/0x1c80
 3252 14:02:06.133799  # [   49.923657] softirqs last disabled at (0): [<0000000000000000>] 0x0
 3253 14:02:06.137608  # [   49.930657] ---[ end trace 6004f8110cb73091 ]---
 3254 14:02:06.144384  # WARNING_MESSAGE: saw 'message trigger': ok
 3255 14:02:06.147208  ok 4 selftests: lkdtm: WARNING_MESSAGE.sh
 3256 14:02:06.150554  # selftests: lkdtm: EXCEPTION.sh
 3257 14:02:06.151035  # Killed
 3258 14:02:06.157675  # [   50.026800] lkdtm: Performing direct entry EXCEPTION
 3259 14:02:06.163888  # [   50.034641] BUG: kernel NULL pointer dereference, address: 0000000000000000
 3260 14:02:06.170259  # [   50.042429] #PF: supervisor write access in kernel mode
 3261 14:02:06.176796  # [   50.048265] #PF: error_code(0x0002) - not-present page
 3262 14:02:06.180461  # [   50.054005] PGD 0 P4D 0 
 3263 14:02:06.183876  # [   50.056840] Oops: 0002 [#2] SMP PTI
 3264 14:02:06.193613  # [   50.060734] CPU: 3 PID: 831 Comm: cat Tainted: G      D W         5.10.151-cip18 #1
 3265 14:02:06.200234  # [   50.069288] Hardware name: Google Rammus/Rammus, BIOS  09/04/2020
 3266 14:02:06.206647  # [   50.076089] RIP: 0010:lkdtm_EXCEPTION+0x5/0x20
 3267 14:02:06.226796  # [   50.081048] Code: 48 c7 c7 b8 b4 58 9e 8d 70 01 89 35 21 f4 93 02 e8 fb 26 66 00 0f 0b c3 cc cc cc cc 66 0f 1f 84 00 00 00 00 00 0f 1f 44 00 00 <c7> 04 25 00 00 00 00 00 00 00 00 c3 cc cc cc cc 66 66 2e 0f 1f 84
 3268 14:02:06.233191  # [   50.102030] RSP: 0018:ffffa6128169fe60 EFLAGS: 00010282
 3269 14:02:06.240114  # [   50.107855] RAX: ffffffff9d4df120 RBX: 0000000000000004 RCX: 0000000000000000
 3270 14:02:06.249878  # [   50.115817] RDX: 0000000000000000 RSI: ffffa15fbad9bf70 RDI: ffffffff9e19b2c0
 3271 14:02:06.257238  # [   50.123786] RBP: fff[   52.328981] lkdtm: Performing direct entry UNSET_SMEP
 3272 14:02:06.262956  [   52.339111] lkdtm: trying to clear SMEP normally
 3273 14:02:06.269680  fffff9e4c035f R08: 0000000000000000 R09: 0000000000000000
 3274 14:02:06.273119  # [  [   52.344301] ------------[ cut here ]------------
 3275 14:02:06.279670  [   52.355677] pinned CR4 bits changed: 0x100000!?
 3276 14:02:06.289283  [   52.360754] WARNING: CPU: 2 PID: 1125 at arch/x86/kernel/cpu/common.c:392 native_write_cr4+0x45/0x60
 3277 14:02:06.315342  [   52.370971] 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
 3278 14:02:06.325363  [   52.397419] CPU: 2 PID: 1125 Comm: cat Tainted: G      D W         5.10.151-cip18 #1
 3279 14:02:06.331905  [   52.406069] Hardware name: Google Rammus/Rammus, BIOS  09/04/2020
 3280 14:02:06.335034  [   52.412876] RIP: 0010:native_write_cr4+0x45/0x60
 3281 14:02:06.358326  [   52.418031] Code: 39 c2 75 2d 48 85 f6 75 05 c3 cc cc cc cc 80 3d 28 a4 e3 01 00 75 f2 48 c7 c7 a0 a3 4c 9e c6 05 18 a4 e3 01 01 e8 a6 d0 e7 00 <0f> 0b c3 cc cc cc cc 48 89 d6 48 81 e7 ff f7 ce ff 48 31 c6 48 09
 3282 14:02:06.361681  [   52.439013] RSP: 0018:ffffa61281a9fe48 EFLAGS: 00010286
 3283 14:02:06.371519  [   52.444847] RAX: 0000000000000000 RBX: 00000000002706e0 RCX: 0000000000000000
 3284 14:02:06.378665  [   52.452818] RDX: ffffa15fbad2c660 RSI: ffffa15fbad1bf70 RDI: ffffa15fbad1bf70
 3285 14:02:06.388025  [   52.460787] RBP: ffffffff9e58aff5 R08: 0000000000000000 R09: 0000000000000000
 3286 14:02:06.394456  [   52.468757] R10: 00000000ffffe000 R11: 3fffffffffffffff R12: 000000000000000b
 3287 14:02:06.401201  [   52.476730] R13: ffffa61281a9ff10 R14: ffffa61281a9ff10 R15: ffffa15f4089b000
 3288 14:02:06.417795   50.131755] R10: 00000000ffffe000 R11: 3fffffffffffffff R12: 000[   52.484704] FS:  00007ffbceb85580(0000) GS:ffffa15fbad00000(0000) knlGS:0000000000000000
 3289 14:02:06.418341  000000000000a
 3290 14:02:06.431459  # [   50.139728] R13: ffffa6128169ff10 R14: ffffa[   52.499959] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
 3291 14:02:06.437486  [   52.512593] CR2: 00007ffbce98e000 CR3: 00000001055fa005 CR4: 00000000003706e0
 3292 14:02:06.440802  6128169ff10 R15: ffffa15f42b58000
 3293 14:02:06.447308  # [   50.147693] FS:  00007f6[   52.520566] Call Trace:
 3294 14:02:06.457619  02832a580(0000) GS:ffffa15fbad80000(0000) knlGS:0000000000000000[   52.529510]  lkdtm_UNSET_SMEP.cold+0x1d/0x103
 3295 14:02:06.464602  [   52.540591]  direct_entry.cold+0x2c/0x38
 3296 14:02:06.467364  [   52.545004]  full_proxy_write+0x53/0x80
 3297 14:02:06.470783  [   52.549314]  vfs_write+0xe7/0x3a0
 3298 14:02:06.473923  [   52.553014]  ksys_write+0x68/0xf0
 3299 14:02:06.477126  [   52.556717]  do_syscall_64+0x30/0x40
 3300 14:02:06.483511  [   52.560711]  entry_SYSCALL_64_after_hwframe+0x61/0xc6
 3301 14:02:06.487063  [   52.566355] RIP: 0033:0x7ffbcea9b8f3
 3302 14:02:06.510323  [   52.570348] 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
 3303 14:02:06.516390  [   52.591359] RSP: 002b:00007fffd6706588 EFLAGS: 00000246 ORIG_RAX: 0000000000000001
 3304 14:02:06.516966  
 3305 14:02:06.533556  # [   50.156726] CS:  0010 DS: 0000 ES: 0000 CR0: 000000008005[   52.599826] RAX: ffffffffffffffda RBX: 000000000000000b RCX: 00007ffbcea9b8f3
 3306 14:02:06.539439  [   52.614004] RDX: 000000000000000b RSI: 00007ffbce98e000 RDI: 0000000000000001
 3307 14:02:06.546639  [   52.621974] RBP: 00007ffbce98e000 R08: 00007ffbce98d010 R09: 0000000000000000
 3308 14:02:06.556333  [   52.629945] R10: fffffffffffffbc5 R11: 0000000000000246 R12: 0000000000000001
 3309 14:02:06.563098  [   52.637913] R13: 0000000000000001 R14: 0000000000020000 R15: 0000000000020000
 3310 14:02:06.566346  [   52.645891] irq event stamp: 0
 3311 14:02:06.566836  0033
 3312 14:02:06.579151  # [   50.163144] CR2: 0000000000000000 CR3: 000000010656e0[   52.649323] hardirqs last  enabled at (0): [<0000000000000000>] 0x0
 3313 14:02:06.589413  [   52.662531] hardirqs last disabled at (0): [<ffffffff9cd00cf0>] copy_process+0x640/0x1c80
 3314 14:02:06.598884  [   52.671668] softirqs last  enabled at (0): [<ffffffff9cd00cf0>] copy_process+0x640/0x1c80
 3315 14:02:06.605825  [   52.680803] softirqs last disabled at (0): [<0000000000000000>] 0x0
 3316 14:02:06.612415  [   52.687804] ---[ end trace 6004f8110cb73095 ]---
 3317 14:02:06.615602  [   52.692960] lkdtm: ok: SMEP did not get cleared
 3318 14:02:06.621874  [   52.698016] lkdtm: trying to clear SMEP with call gadget
 3319 14:02:06.625771  [   52.703948] lkdtm: ok: SMEP removal was reverted
 3320 14:02:06.628836  06 CR4: 00000000003706e0
 3321 14:02:06.632603  # [   50.171113] Call Trace:
 3322 14:02:06.634965  # [   50.173841]  direct_entry.cold+0x2c/0x38
 3323 14:02:06.641806  # [   50.178219]  full_proxy_write+0x53/0x80
 3324 14:02:06.645097  # [   50.182525]  vfs_write+0xe7/0x3a0
 3325 14:02:06.648677  # [   50.186238]  ksys_write+0x68/0xf0
 3326 14:02:06.652058  # [   50.189944]  do_syscall_64+0x30/0x40
 3327 14:02:06.658501  # [   50.200143]  entry_SYSCALL_64_after_hwframe+0x61/0xc6
 3328 14:02:06.661377  # [   50.205772] RIP: 0033:0x7f60282408f3
 3329 14:02:06.685024  # [   50.209749] 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
 3330 14:02:06.694697  # [   50.230729] RSP: 002b:00007ffc9aa43d58 EFLAGS: 00000246 ORIG_RAX: 0000000000000001
 3331 14:02:06.701864  # [   50.239184] RAX: ffffffffffffffda RBX: 000000000000000a RCX: 00007f60282408f3
 3332 14:02:06.707966  # [   50.247151] RDX: 000000000000000a RSI: 00007f6028133000 RDI: 0000000000000001
 3333 14:02:06.717971  # [   50.255120] RBP: 00007f6028133000 R08: 00007f6028132010 R09: 0000000000000000
 3334 14:02:06.724630  # [   50.263086] R10: fffffffffffffbc5 R11: 0000000000000246 R12: 0000000000000001
 3335 14:02:06.737887  # [   50.271055] R13: 0000000000000001 R14: 0000000000020000 R15: 0000[   52.813015] lkdtm: Performing direct entry DOUBLE_FAULT
 3336 14:02:06.744218  [   52.820630] lkdtm: XFAIL: this test is ia32-only
 3337 14:02:06.744816  000000020000
 3338 14:02:06.770960  # [   50.279027] 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
 3339 14:02:06.773631  # [   50.305482] CR2: 0000000000000000
 3340 14:02:06.780510  # [   50.315391] ---[ end trace 6004f8110cb73092 ]---
 3341 14:02:06.783490  # [   50.320544] RIP: 0010:lkdtm_BUG+0x5/0x10
 3342 14:02:06.806545  # [   50.324919] Code: 89 ff e8 ee b1 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 50 f4 93 02
 3343 14:02:06.813313  # [   50.345897] RSP: 0018:ffffa61281507e60 EFLAGS: 00010286
 3344 14:02:06.819973  # [   50.351729] RAX: ffffffff9d4df0c0 RBX: 0000000000000001 RCX: 0000000000000000
 3345 14:02:06.829781  # [   50.359699] RDX: 0000000000000000 RSI: ffffa15fbad9bf70 RDI: ffffffff9e19b290
 3346 14:02:06.836521  # [   50.367667] RBP: ffffffff9e5e65f8 R08: 0000000000000001 R09: 0000000000000001
 3347 14:02:06.846010  # [   50.375635] R10: 00000000ffffe000 R11: 3fffffffffffffff R12: 0000000000000004
 3348 14:02:06.852919  # [   50.383606] R13: ffffa61281507f10 R14: ffffa61281507f10 R15: ffffa15f433f4000
 3349 14:02:06.863335  # [   50.391573] FS:  00007f602832a580(0000) GS:ffffa15fbad80000(0000) knlGS:0000000000000000
 3350 14:02:06.869618  # [   50.400609] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
 3351 14:02:06.876140  # [   50.407024] CR2: 0000000000000000 CR3: 000000010656e006 CR4: 00000000003706e0
 3352 14:02:06.892915  # [   50.414993] BUG: sleeping function called from invalid context at include/linux/percpu-rws[   52.963746] lkdtm: Performing direct entry CORRUPT_PAC
 3353 14:02:06.893557  em.h:49
 3354 14:02:06.902746  # [   50.424904] in_atomic(): 0, irqs_disabled(): 1, no[   52.974687] lkdtm: XFAIL: this test is arm64-only
 3355 14:02:06.905955  n_block: 0, pid: 831, name: cat
 3356 14:02:06.912520  # [   50.433260] INFO: lockdep is turned off.
 3357 14:02:06.915675  # [   50.437635] irq event stamp: 0
 3358 14:02:06.922400  # [   50.441040] hardirqs last  enabled at (0): [<0000000000000000>] 0x0
 3359 14:02:06.931950  # [   50.448038] hardirqs last disabled at (0): [<ffffffff9cd00cf0>] copy_process+0x640/0x1c80
 3360 14:02:06.941861  # [   50.457160] softirqs last  enabled at (0): [<ffffffff9cd00cf0>] copy_process+0x640/0x1c80
 3361 14:02:06.948484  # [   50.466297] softirqs last disabled at (0): [<0000000000000000>] 0x0
 3362 14:02:06.958935  # [   50.473311] CPU: 3 PID: 831 Comm: cat Tainted: G      D W         5.10.151-cip18 #1
 3363 14:02:06.964862  # [   50.481862] Hardware name: Google Rammus/Rammus, BIOS  09/04/2020
 3364 14:02:06.968724  # [   50.488662] Call Trace:
 3365 14:02:06.971592  # [   50.491389]  dump_stack+0x77/0x9b
 3366 14:02:06.974904  # [   50.495087]  ___might_sleep.cold+0xa6/0xb6
 3367 14:02:06.977948  # [   50.499647]  exit_signals+0x1c/0x2e0
 3368 14:02:06.984964  # [   50.503636]  do_exit+0xd5/0xb00
 3369 14:02:06.987996  # [   50.507139]  ? ksys_write+0x68/0xf0
 3370 14:02:06.991545  # [   50.511023]  rewind_stack_do_exit+0x17/0x20
 3371 14:02:06.994608  # [   50.515690] RIP: 0033:0x7f60282408f3
 3372 14:02:07.018294  # [   50.519676] 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 [   53.091423] lkdtm: Performing direct entry UNALIGNED_LOAD_STORE_WRITE
 3373 14:02:07.024451  [   53.098993] lkdtm: XFAIL: arch has CONFIG_HAVE_EFFICIENT_UNALIGNED_ACCESS
 3374 14:02:07.030965  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
 3375 14:02:07.041197  # [   50.540657] RSP: 002b:00007ffc9aa43d58 EFLAGS: 00000246 ORIG_RAX: 0000000000000001
 3376 14:02:07.050703  # [   50.549110] RAX: ffffffffffffffda RBX: 000000000000000a RCX: 00007f60282408f3
 3377 14:02:07.057689  # [   50.557078] RDX: 000000000000000a RSI: 00007f6028133000 RDI: 0000000000000001
 3378 14:02:07.064315  # [   50.565045] RBP: 00007f6028133000 R08: 00007f6028132010 R09: 0000000000000000
 3379 14:02:07.074178  # [   50.573013] R10: fffffffffffffbc5 R11: 0000000000000246 R12: 0000000000000001
 3380 14:02:07.080477  # [   50.580981] R13: 0000000000000001 R14: 0000000000020000 R15: 0000000000020000
 3381 14:02:07.083785  # EXCEPTION: saw 'call trace:': ok
 3382 14:02:07.090668  ok 5 selftests: lkdtm: EXCEPTION.sh
 3383 14:02:07.091167  # selftests: lkdtm: LOOP.sh
 3384 14:02:07.093703  # Skipping LOOP: Hangs the system
 3385 14:02:07.100365  ok 6 selftests: lkdtm: LOOP.sh # SKIP
 3386 14:02:07.103961  # selftests: lkdtm: EXHAUST_STACK.sh
 3387 14:02:07.107106  # Skipping EXHAUST_STACK: Corrupts memory on failure
 3388 14:02:07.114261  ok 7 selftests: lkdtm: EXHAUST_STACK.sh # SKIP
 3389 14:02:07.117332  # selftests: lkdtm: CORRUPT_STACK.sh
 3390 14:02:07.123439  # Skipping CORRUPT_STACK: Crashes entire system on success
 3391 14:02:07.126856  ok 8 selftests: lkdtm: CORRUPT_STACK.sh # SKIP
 3392 14:02:07.130003  # selftests: lkdtm: CORRUPT_STACK_STRONG.sh
 3393 14:02:07.137320  # Skipping CORRUPT_STACK_STRONG: Crashes entire system on success
 3394 14:02:07.143521  ok 9 selftests: lkdtm: CORRUPT_STACK_STRONG.sh # SKIP
 3395 14:02:07.146272  # selftests: lkdtm: CORRUPT_LIST_ADD.sh
 3396 14:02:07.153154  # [   50.847500] lkdtm: Performing direct entry CORRUPT_LIST_ADD
 3397 14:02:07.159445  # [   50.856237] lkdtm: attempting good list addition
 3398 14:02:07.162749  # [   50.861404] lkdtm: attempting corrupted list addition
 3399 14:02:07.169625  # [   50.867053] lkdtm: list_add() corruption not detected!
 3400 14:02:07.176205  # CORRUPT_LIST_ADD: missing 'list_add corruption': [FAIL]
 3401 14:02:07.182591  not ok 10 selftests: lkdtm: CORRUPT_LIST_ADD.sh # exit=1
 3402 14:02:07.186335  # selftests: lkdtm: CORRUPT_LIST_DEL.sh
 3403 14:02:07.192868  # [   51.005379] lkdtm: Performing direct entry CORRUPT_LIST_DEL
 3404 14:02:07.196024  # [   51.015773] lkdtm: attempting good list removal
 3405 14:02:07.202402  # [   51.027050] lkdtm: attempting corrupted list removal
 3406 14:02:07.209041  # [   51.03880[   53.281550] lkdtm: Performing direct entry READ_AFTER_FREE
 3407 14:02:07.216128  6] lkdtm: list_del() corruption not detected!
 3408 14:02:07.222324  # CORRUPT_LIST_DE[   53.293146] lkdtm: Value in memory before free: 12345678
 3409 14:02:07.225393  L: missing 'list_del corruption': [FAIL]
 3410 14:02:07.235335  not ok 11 selftests: l[   53.305303] lkdtm: Attempting bad read from freed memory
 3411 14:02:07.238706  kdtm: CORRUPT_LIST_DEL.sh # exit=1
 3412 14:02:07.245500  # selftests: lkdtm: STACK_GU[   53.317447] lkdtm: Memory was not poisoned
 3413 14:02:07.248737  ARD_PAGE_LEADING.sh
 3414 14:02:07.249219  # Segmentation fault
 3415 14:02:07.258607  # [   51.141080] lkdtm: Performing direct entry STACK_GUARD_PAGE_LEADING
 3416 14:02:07.265281  # [   51.150995] lkdtm: attempting bad read from page below current stack
 3417 14:02:07.275098  # [   51.158145] BUG: stack guard page was hit at 000000000eeaf99e (stack is 00000000ee6e3b65..0000000027941eff)
 3418 14:02:07.281374  # [   51.169043] kernel stack overflow (page fault): 0000 [#3] SMP PTI
 3419 14:02:07.291306  # [   51.182069] CPU: 2 PID: 1056 Comm: cat Tainted: G      D W         5.10.151-cip18 #1
 3420 14:02:07.297924  # [   51.190716] Hardware name: Google Rammus/Rammus, BIOS  09/04/2020
 3421 14:02:07.304440  # [   51.197521] RIP: 0010:lkdtm_STACK_GUARD_PAGE_LEADING+0x27/0x3a
 3422 14:02:07.327775  # [   51.204033] Code: cc cc cc 0f 1f 44 00 00 53 48 c7 c7 58 b8 58 9e 50 65 48 8b 04 25 40 b0 01 00 48 8b 58 18 e8 aa a0 fd ff 48 c7 c7 98 b8 58 9e <8a> 43 ff 88 44 24 07 0f b6 74 24 07 5a 5b e9 90 a0 fd ff 0f 1f 44
 3423 14:02:07.331128  # [   51.225014] RSP: 0018:ffffa612819cfe50 EFLAGS: 00010246
 3424 14:02:07.341269  # [   51.230847] RAX: 0000000000000038 RBX: ffffa612819cc000 RCX: 0000000000000000
 3425 14:02:07.347428  # [   51.238806] RDX: 0000000000000000 RSI: ffffa15fbad1bf70 RDI: ffffffff9e58b898
 3426 14:02:07.358194  # [   51.246773] RBP: ffffffff9e58afc2 R08: 0000000000000000 R09: 0000000000000000
 3427 14:02:07.364008  # [   51.254742] R10: 00000000ffffe000 R11: 3fffffffffffffff R12: 0000000000000019
 3428 14:02:07.374124  # [   51.262709] R13: ffffa612819cff10 R14: ffffa612819cff10 R15: ffffa15f454d3000
 3429 14:02:07.383888  # [   51.270677] FS:  00007f88882b[   53.454180] lkdtm: Performing direct entry READ_BUDDY_AFTER_FREE
 3430 14:02:07.390329  [   53.465478] lkdtm: Value in memory before free: 12345678
 3431 14:02:07.393787  [   53.471449] lkdtm: Attempting to read from freed memory
 3432 14:02:07.400573  5580(0000) GS:ffffa15fbad00000(0000) knlGS:0000000000000000
 3433 14:02:07.406683  # [[   53.477320] lkdtm: Buddy page was not poisoned
 3434 14:02:07.413799     51.279712] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
 3435 14:02:07.420230  # [   51.286124] CR2: ffffa612819cbfff CR3: 000000010357c006 CR4: 00000000003706e0
 3436 14:02:07.423415  # [   51.294092] Call Trace:
 3437 14:02:07.429385  # [   51.296819]  ? lkdtm_CORRUPT_LIST_DEL+0xe0/0xe0
 3438 14:02:07.432797  # [   51.301867]  direct_entry.cold+0x2c/0x38
 3439 14:02:07.436371  # [   51.306249]  full_proxy_write+0x53/0x80
 3440 14:02:07.442921  # [   51.310530]  vfs_write+0xe7/0x3a0
 3441 14:02:07.446175  # [   51.314250]  ksys_write+0x68/0xf0
 3442 14:02:07.449027  # [   51.317947]  do_syscall_64+0x30/0x40
 3443 14:02:07.455921  # [   51.321927]  entry_SYSCALL_64_after_hwframe+0x61/0xc6
 3444 14:02:07.459209  # [   51.327565] RIP: 0033:0x7f88881cb8f3
 3445 14:02:07.479478  # [   51.331549] 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
 3446 14:02:07.492541  # [   51.352529] RSP: 002b:00007ffd6969bea8 EFLAGS: 00000246 O[   53.569009] lkdtm: Performing direct entry SLAB_FREE_DOUBLE
 3447 14:02:07.495517  RIG_RAX: 0000000000000001
 3448 14:02:07.505851  # [   51.360973] RAX: ffffffffffffffd[   53.575547] lkdtm: Attempting double slab free ...
 3449 14:02:07.509156  a RBX: 0000000000000019 RCX: 00007f88881cb8f3
 3450 14:02:07.518493  # [   51.368941] RDX: 0000000000000019 RSI: 00007f88880be000 RDI: 0000000000000001
 3451 14:02:07.525210  # [   51.376907] RBP: 00007f88880be000 R08: 00007f88880bd010 R09: 0000000000000000
 3452 14:02:07.532375  # [   51.384875] R10: fffffffffffffbc5 R11: 0000000000000246 R12: 0000000000000001
 3453 14:02:07.542141  # [   51.392843] R13: 0000000000000001 R14: 0000000000020000 R15: 0000000000020000
 3454 14:02:07.568241  # [   51.400815] 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
 3455 14:02:07.575336  # [   51.427270] ---[ end trace 6004f8110cb73093 ]---
 3456 14:02:07.578318  # [   51.438634] RIP: 0010:lkdtm_BUG+0x5/0x10
 3457 14:02:07.598205  # [   51.443010] Code: 89 ff e8 ee b1 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 50 f4 93 02
 3458 14:02:07.604716  # [   51.463988] RSP: 0018:ffffa61281507e60 EFLAGS: 00010286
 3459 14:02:07.618003  # [   51.469812] RAX: ffffffff9d4df0c0 RBX: 00000[   53.688140] lkdtm: Performing direct entry SLAB_FREE_CROSS
 3460 14:02:07.621620  00000000001 RCX: 0000000000000000
 3461 14:02:07.628130  # [   51.477779] RDX: 0000000[   53.698898] lkdtm: Attempting cross-cache slab free ...
 3462 14:02:07.634676  000000000 RSI: ffffa15fbad9bf70 RDI: ffffffff9e19b290
 3463 14:02:07.641218  # [   51.485746] RBP: ffffffff9e5e65f8 R08: 0000000000000001 R09: 0000000000000001
 3464 14:02:07.651306  # [   51.493714] R10: 00000000ffffe000 R11: 3fffffffffffffff R12: 0000000000000004
 3465 14:02:07.657519  # [   51.501682] R13: ffffa61281507f10 R14: ffffa61281507f10 R15: ffffa15f433f4000
 3466 14:02:07.667541  # [   51.509649] FS:  00007f88882b5580(0000) GS:ffffa15fbad00000(0000) knlGS:0000000000000000
 3467 14:02:07.674437  # [   51.518684] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
 3468 14:02:07.680843  # [   51.525098] CR2: ffffa612819cbfff CR3: 000000010357c006 CR4: 00000000003706e0
 3469 14:02:07.687294  # STACK_GUARD_PAGE_LEADING: saw 'call trace:': ok
 3470 14:02:07.694388  ok 12 selftests: lkdtm: STACK_GUARD_PAGE_LEADING.sh
 3471 14:02:07.697907  # selftests: lkdtm: STACK_GUARD_PAGE_TRAILING.sh
 3472 14:02:07.701230  # Segmentation fault
 3473 14:02:07.707470  # [   51.622080] lkdtm: Performing direct entry STACK_GUARD_PAGE_TRAILING
 3474 14:02:07.713811  # [   51.633442] lkdtm: attempting bad read from page above current stack
 3475 14:02:07.724262  # [   51.646796] BUG: stack guard page was hit at 00000000abc13cef (stack is 00000000b66e903d..000000001f429f2c)
 3476 14:02:07.733745  # [   51.663846] kernel stack [   53.804517] lkdtm: Performing direct entry SLAB_FREE_PAGE
 3477 14:02:07.740251  [   53.816424] lkdtm: Attempting non-Slab slab free ...
 3478 14:02:07.743771  overflow (page fault): 0000 [#4] SMP PTI
 3479 14:02:07.753670  # [   51.670648] CPU: 0 PID: 1089 Comm: cat Tainted: G      D W         5.10.151-cip18 #1
 3480 14:02:07.759831  # [   51.679297] Hardware name: Google Rammus/Rammus, BIOS  09/04/2020
 3481 14:02:07.766759  # [   51.686102] RIP: 0010:lkdtm_STACK_GUARD_PAGE_TRAILING+0x27/0x3d
 3482 14:02:07.786307  # [   51.692715] Code: a0 fd ff 0f 1f 44 00 00 53 48 c7 c7 d0 b8 58 9e 50 65 48 8b 04 25 40 b0 01 00 48 8b 58 18 e8 70 a0 fd ff 48 c7 c7 10 b9 58 9e <8a> 83 00 40 00 00 88 44 24 07 0f b6 74 24 07 5a 5b e9 53 a0 fd ff
 3483 14:02:07.793208  # [   51.713692] RSP: 0018:ffffa61281a4fe50 EFLAGS: 00010246
 3484 14:02:07.802713  # [   51.719524] RAX: 0000000000000038 RBX: ffffa61281a4c000 RCX: 0000000000000000
 3485 14:02:07.809302  # [   51.727491] RDX: 0000000000000000 RSI: ffffa15fbac1bf70 RDI: ffffffff9e58b910
 3486 14:02:07.818973  # [   51.735457] RBP: ffffffff9e58afdb R08: 0000000000000000 R09: 0000000000000000
 3487 14:02:07.825494  # [   51.743425] R10: 00000000ffffe000 R11: 3fffffffffffffff R12: 000000000000001a
 3488 14:02:07.835890  # [   51.751391] R13: ffffa61281a4ff10 R14: ffffa61281a4ff10 R15: ffffa15f44f93000
 3489 14:02:07.841941  # [   51.759357] FS:  00007fca24472580(0000) GS:ffffa15fbac00000(0000) knlGS:0000000000000000
 3490 14:02:07.848838  # [   51.768392] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
 3491 14:02:07.858924  # [   51.774806] CR2: ffffa61281a50000 CR3: 0000000102b94001 CR4: 00000000003706f0
 3492 14:02:07.861737  # [   51.782773] Call Trace:
 3493 14:02:07.867964  # [   51.785498]  ? lkdtm_STACK_GUARD_PAGE_LEADING+0x3a/0x3a
 3494 14:02:07.871247  # [   51.791330]  direct_entry.cold+0x2c/0x38
 3495 14:02:07.874626  # [   51.795707]  full_proxy_write+0x53/0x80
 3496 14:02:07.881273  # [   51.799988]  vfs_write+0xe7/0x3a0
 3497 14:02:07.884507  # [   51.803684]  ksys_write+0x68/0xf0
 3498 14:02:07.888087  # [   51.807373]  do_syscall_64+0x30/0x40
 3499 14:02:07.894555  # [   51.811360]  entry_SYSCALL_64_after_hwframe+0x61/0xc6
 3500 14:02:07.897657  # [   51.816999] RIP: 0033:0x7fca243888f3
 3501 14:02:07.918076  # [   51.820986] 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
 3502 14:02:07.927551  # [   51.841961] RSP: 002b:00007ffd548b9a88 EFLAGS: 00000246 ORIG_RAX: 0000000000000001
 3503 14:02:07.937370  # [   51.850413] RAX: ffffffffffffffda RBX: 000000000000001a RCX: 00007fca243888f3
 3504 14:02:07.943859  # [   51.858379] RDX: 000000000000001a RSI: 00007fca2427b000 RDI: 0000000000000001
 3505 14:02:07.953990  # [   51.866346] RBP: 00007fca2427b000 R08: 00007fca2427a010 R09: 0000000000000000
 3506 14:02:07.961013  # [   51.874312] R10: fffffffffffffbc5 R11: 0000000000000246 R12: 0000000000000001
 3507 14:02:07.968034  # [   51.882280] R13: 0000000000000001 R14: 0000000000020000 R15: 0000000000020000
 3508 14:02:07.980898  # [   51.890254] Modules linked in: fuse ip_tables cros_ec_sensors cros_[   54.053533] lkdtm: Performing direct entry EXEC_DATA
 3509 14:02:07.994003  ec_sensors_core industrialio_triggered_buffer kfifo_buf industri[   54.063895] lkdtm: attempting ok execution at ffffffff9d4df490
 3510 14:02:08.007498  alio cros_ec_sysfs cros_ec_lightbar cros_ec_debugfs cros_ec_char[   54.076658] lkdtm: attempting bad execution at ffffffff9fe1e560
 3511 14:02:08.020628  dev cros_ec_sensorhub x86_pkg_temp_thermal cros_ec_dev cros_usbp[   54.089468] kernel tried to execute NX-protected page - exploit attempt? (uid: 0)
 3512 14:02:08.030016  [   54.104008] BUG: unable to handle page fault for address: ffffffff9fe1e560
 3513 14:02:08.037336  [   54.111684] #PF: supervisor instruction fetch in kernel mode
 3514 14:02:08.043708  [   54.118002] #PF: error_code(0x0011) - permissions violation
 3515 14:02:08.050331  [   54.124241] PGD 2fa29067 P4D 2fa29067 PUD 2fa2a063 PMD 80000000310000e3 
 3516 14:02:08.053718  [   54.131726] Oops: 0011 [#5] SMP PTI
 3517 14:02:08.063466  [   54.135617] CPU: 0 PID: 1632 Comm: cat Tainted: G      D W         5.10.151-cip18 #1
 3518 14:02:08.069813  [   54.144264] Hardware name: Google Rammus/Rammus, BIOS  09/04/2020
 3519 14:02:08.073237  [   54.151068] RIP: 0010:data_area+0x0/0x40
 3520 14:02:08.092987  [   54.155451] Code: ff ff 00 83 1c 41 5f a1 ff ff 00 82 1c 41 5f a1 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
 3521 14:02:08.099670  [   54.176420] RSP: 0018:ffffa6128234fe48 EFLAGS: 00010246
 3522 14:02:08.109162  [   54.182252] RAX: 0000000000000033 RBX: 0000000000000001 RCX: 0000000000000000
 3523 14:02:08.116070  [   54.190218] RDX: 0000000000000000 RSI: ffffa15fbac1bf70 RDI: ffffa15fbac1bf70
 3524 14:02:08.122654  [   54.198211] RBP: ffffffff9fe1e560 R08: 0000000000000000 R09: 0000000000000000
 3525 14:02:08.132665  [   54.206178] R10: 00000000ffffe000 R11: 3fffffffffffffff R12: 000000000000000a
 3526 14:02:08.139459  [   54.214146] R13: ffffa6128234ff10 R14: ffffa6128234ff10 R15: ffffa15f42b3d000
 3527 14:02:08.148749  [   54.222115] FS:  00007fa2d2245580(0000) GS:ffffa15fbac00000(0000) knlGS:0000000000000000
 3528 14:02:08.155830  [   54.231143] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
 3529 14:02:08.161861  [   54.237558] CR2: ffffffff9fe1e560 CR3: 0000000103dd8006 CR4: 00000000003706f0
 3530 14:02:08.165344  [   54.245525] Call Trace:
 3531 14:02:08.171847  [   54.248253]  ? execute_location+0x45/0x56
 3532 14:02:08.175095  [   54.252731]  ? direct_entry.cold+0x2c/0x38
 3533 14:02:08.178914  [   54.257303]  ? full_proxy_write+0x53/0x80
 3534 14:02:08.181852  [   54.261779]  ? vfs_write+0xe7/0x3a0
 3535 14:02:08.188745  [   54.265671]  ? ksys_write+0x68/0xf0
 3536 14:02:08.191610  [   54.269564]  ? do_syscall_64+0x30/0x40
 3537 14:02:08.198652  [   54.273746]  ? entry_SYSCALL_64_after_hwframe+0x61/0xc6
 3538 14:02:08.224467  [   54.279579] 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
 3539 14:02:08.228095  [   54.306014] CR2: ffffffff9fe1e560
 3540 14:02:08.231148  [   54.309711] ---[ end trace 6004f8110cb73096 ]---
 3541 14:02:08.237803  [   54.314864] RIP: 0010:lkdtm_BUG+0x5/0x10
 3542 14:02:08.257798  [   54.319246] Code: 89 ff e8 ee b1 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 50 f4 93 02
 3543 14:02:08.264001  [   54.340245] RSP: 0018:ffffa61281507e60 EFLAGS: 00010286
 3544 14:02:08.271298  [   54.346079] RAX: ffffffff9d4df0c0 RBX: 0000000000000001 RCX: 0000000000000000
 3545 14:02:08.280842  [   54.354048] RDX: 0000000000000000 RSI: ffffa15fbad9bf70 RDI: ffffffff9e19b290
 3546 14:02:08.287616  [   54.362016] RBP: ffffffff9e5e65f8 R08: 0000000000000001 R09: 0000000000000001
 3547 14:02:08.297111  [   54.369982] R10: 00000000ffffe000 R11: 3fffffffffffffff R12: 0000000000000004
 3548 14:02:08.303833  [   54.377950] R13: ffffa61281507f10 R14: ffffa61281507f10 R15: ffffa15f433f4000
 3549 14:02:08.313836  [   54.385917] FS:  00007fa2d2245580(0000) GS:ffffa15fbac00000(0000) knlGS:0000000000000000
 3550 14:02:08.320150  [   54.394952] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
 3551 14:02:08.326656  [   54.401366] CR2: ffffffff9fe1e560 CR3: 0000000103dd8006 CR4: 00000000003706f0
 3552 14:02:08.336333  [   54.409334] BUG: sleeping function called from invalid context at include/linux/percpu-rwsem.h:49
 3553 14:02:08.346476  [   54.419246] in_atomic(): 0, irqs_disabled(): 1, non_block: 0, pid: 1632, name: cat
 3554 14:02:08.350421  [   54.427699] INFO: lockdep is turned off.
 3555 14:02:08.352612  [   54.432075] irq event stamp: 0
 3556 14:02:08.359306  [   54.435480] hardirqs last  enabled at (0): [<0000000000000000>] 0x0
 3557 14:02:08.369449  [   54.442479] hardirqs last disabled at (0): [<ffffffff9cd00cf0>] copy_process+0x640/0x1c80
 3558 14:02:08.379399  [   54.451609] softirqs last  enabled at (0): [<ffffffff9cd00cf0>] copy_process+0x640/0x1c80
 3559 14:02:08.386018  [   54.460741] softirqs last disabled at (0): [<0000000000000000>] 0x0
 3560 14:02:08.395668  [   54.467737] CPU: 0 PID: 1632 Comm: cat Tainted: G      D W         5.10.151-cip18 #1
 3561 14:02:08.402722  [   54.476384] Hardware name: Google Rammus/Rammus, BIOS  09/04/2020
 3562 14:02:08.403302  [   54.483185] Call Trace:
 3563 14:02:08.408820  [   54.485912]  dump_stack+0x77/0x9b
 3564 14:02:08.411957  [   54.489609]  ___might_sleep.cold+0xa6/0xb6
 3565 14:02:08.415399  [   54.494173]  exit_signals+0x1c/0x2e0
 3566 14:02:08.418497  [   54.498160]  do_exit+0xd5/0xb00
 3567 14:02:08.421924  [   54.501662]  ? ksys_write+0x68/0xf0
 3568 14:02:08.428457  [   54.505555]  rewind_stack_do_exit+0x17/0x20
 3569 14:02:08.431591  [   54.510246] RIP: 0033:0x7fa2d215b8f3
 3570 14:02:08.451670  [   54.514246] 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
 3571 14:02:08.461471  [   54.535246] RSP: 002b:00007fffcfebb288 EFLAGS: 00000246 ORIG_RAX: 0000000000000001
 3572 14:02:08.468107  [   54.543700] RAX: ffffffffffffffda RBX: 000000000000000a RCX: 00007fa2d215b8f3
 3573 14:02:08.478263  [   54.551666] RDX: 000000000000000a RSI: 00007fa2d204e000 RDI: 0000000000000001
 3574 14:02:08.485101  [   54.559634] RBP: 00007fa2d204e000 R08: 00007fa2d204d010 R09: 0000000000000000
 3575 14:02:08.494597  [   54.567601] R10: fffffffffffffbc5 R11: 0000000000000246 R12: 0000000000000001
 3576 14:02:08.501541  [   54.575568] R13: 0000000000000001 R14: 0000000000020000 R15: 0000000000020000
 3577 14:02:08.502304  d_notify
 3578 14:02:08.507528  # [   51.916693] ---[ end trace 6004f8110cb73094 ]---
 3579 14:02:08.510847  # [   51.921852] RIP: 0010:lkdtm_BUG+0x5/0x10
 3580 14:02:08.534106  # [   51.926222] Code: 89 ff e8 ee b1 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 50 f4 93 02
 3581 14:02:08.540471  # [   51.947201] RSP: 0018:ffffa61281507e60 EFLAGS: 00010286
 3582 14:02:08.547057  # [   51.953034] RAX: ffffffff9d4df0c0 RBX: 0000000000000001 RCX: 0000000000000000
 3583 14:02:08.557003  # [   51.961003] RDX: 0000000000000000 RSI: ffffa15fbad9bf70 RDI: ffffffff9e19b290
 3584 14:02:08.563910  # [   51.968972] RBP: ffffffff9e5e65f8 R08: 0000000000000001 R09: 0000000000000001
 3585 14:02:08.573205  # [   51.976941] R10: 00000000ffffe000 R11: 3fffffffffffffff R12: 0000000000000004
 3586 14:02:08.579894  # [   51.984910] R13: ffffa61281507f10 R14: ffffa61281507f10 R15: ffffa15f433f4000
 3587 14:02:08.589803  # [   51.992880] FS:  00007fca24472580(0000) GS:ffffa15fbac00000(0000) knlGS:0000000000000000
 3588 14:02:08.596772  # [   52.001918] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
 3589 14:02:08.603002  # [   52.008334] CR2: ffffa61281a50000 CR3: 0000000102b94001 CR4: 00000000003706f0
 3590 14:02:08.613312  # [   52.016303] BUG: sleeping function called from invalid context at include/linux/percpu-rwsem.h:49
 3591 14:02:08.623171  # [   52.026214] in_atomic(): 0, irqs_disabled(): 1, non_block: 0, pid: 1089, name: cat
 3592 14:02:08.629481  # [   52.034671] INFO: lockd[   54.706613] lkdtm: Performing direct entry EXEC_STACK
 3593 14:02:08.636049  [   54.713495] lkdtm: attempting ok execution at ffffffff9d4df490
 3594 14:02:08.642902  [   54.720044] lkdtm: attempting bad execution at ffffa612823e7e18
 3595 14:02:08.652567  [   54.726712] kernel tried to execute NX-protected page - exploit attempt? (uid: 0)
 3596 14:02:08.655714  ep is turned off.
 3597 14:02:08.659765  # [   52.039047] irq event stamp: 0
 3598 14:02:08.666076  # [   52[   54.735076] BUG: unable to handle page fault for address: ffffa612823e7e18
 3599 14:02:08.673153  [   54.748967] #PF: supervisor instruction fetch in kernel mode
 3600 14:02:08.679306  [   54.755303] #PF: error_code(0x0011) - permissions violation
 3601 14:02:08.689070  [   54.761515] PGD 100000067 P4D 100000067 PUD 100211067 PMD 103db4067 PTE 8000000104f0d063
 3602 14:02:08.692517  [   54.770553] Oops: 0011 [#6] SMP PTI
 3603 14:02:08.702591  [   54.774443] CPU: 3 PID: 1668 Comm: cat Tainted: G      D W         5.10.151-cip18 #1
 3604 14:02:08.708858  [   54.783090] Hardware name: Google Rammus/Rammus, BIOS  09/04/2020
 3605 14:02:08.712312  [   54.789894] RIP: 0010:0xffffa612823e7e18
 3606 14:02:08.732184  [   54.794269] Code: 00 00 18 7e 3e 82 12 a6 ff ff 7e d5 b6 9d ff ff ff ff 20 00 00 00 00 00 00 00 1e b1 58 9e ff ff ff ff ad d6 b6 9d 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
 3607 14:02:08.738884  [   54.815248] RSP: 0018:ffffa612823e7df8 EFLAGS: 00010246
 3608 14:02:08.745349  [   54.821080] RAX: 0000000000000033 RBX: 0000000000000001 RCX: 0000000000000000
 3609 14:02:08.754938  [   54.829046] RDX: 0000000000000000 RSI: ffffa15fbad9bf70 RDI: ffffa15fbad9bf70
 3610 14:02:08.761781  [   54.837012] RBP: ffffa612823e7e18 R08: 0000000000000000 R09: 0000000000000000
 3611 14:02:08.771412  [   54.844980] R10: 00000000ffffe000 R11: 3fffffffffffffff R12: 000000000000000b
 3612 14:02:08.778609  [   54.852946] R13: ffffa612823e7f10 R14: ffffa612823e7f10 R15: ffffa15f44f85000
 3613 14:02:08.788317  [   54.860913] FS:  00007f22fa946580(0000) GS:ffffa15fbad80000(0000) knlGS:0000000000000000
 3614 14:02:08.794999  [   54.869948] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
 3615 14:02:08.801377  [   54.876363] CR2: ffffa612823e7e18 CR3: 0000000102964006 CR4: 00000000003706e0
 3616 14:02:08.805345  [   54.884331] Call Trace:
 3617 14:02:08.814307  .0[42451] hardirqs last  enabled at (0): [<0000000000000000>] 0x0   54.887061]  ? execute_location+0x45/0x56
 3618 14:02:08.820519  [   54.897750]  ? lkdtm_EXEC_STACK+0x26/0x44
 3619 14:02:08.820606  
 3620 14:02:08.830571  # [   52.049450] hardirqs last disabled at (0): [<ffffffff9cd0[   54.902226]  ? direct_entry.cold+0x2c/0x38
 3621 14:02:08.833995  [   54.913011]  ? full_proxy_write+0x53/0x80
 3622 14:02:08.837282  0cf0>] copy_process+0x640/0x1c80
 3623 14:02:08.843751  # [   52.058577] softirqs last[   54.917487]  ? vfs_write+0xe7/0x3a0
 3624 14:02:08.850950  [   54.927589]  ? ksys_write+0x68/0xf0
 3625 14:02:08.854348  [   54.931482]  ? do_syscall_64+0x30/0x40
 3626 14:02:08.860941  [   54.935663]  ? entry_SYSCALL_64_after_hwframe+0x61/0xc6
 3627 14:02:08.887123  [   54.941499] 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
 3628 14:02:08.896859    enabled at (0): [<ffffffff9cd00cf0>] copy_process+0x640/0x1c80[   54.967950] CR2: ffffa612823e7e18
 3629 14:02:08.900144  [   54.977858] ---[ end trace 6004f8110cb73097 ]---
 3630 14:02:08.903414  [   54.983012] RIP: 0010:lkdtm_BUG+0x5/0x10
 3631 14:02:08.926684  [   54.987388] Code: 89 ff e8 ee b1 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 50 f4 93 02
 3632 14:02:08.933016  [   55.008365] RSP: 0018:ffffa61281507e60 EFLAGS: 00010286
 3633 14:02:08.940190  [   55.014196] RAX: ffffffff9d4df0c0 RBX: 0000000000000001 RCX: 0000000000000000
 3634 14:02:08.946084  [   55.022165] RDX: 0000000000000000 RSI: ffffa15fbad9bf70 RDI: ffffffff9e19b290
 3635 14:02:08.956434  [   55.030132] RBP: ffffffff9e5e65f8 R08: 0000000000000001 R09: 0000000000000001
 3636 14:02:08.963218  [   55.038099] R10: 00000000ffffe000 R11: 3fffffffffffffff R12: 0000000000000004
 3637 14:02:08.972742  [   55.046067] R13: ffffa61281507f10 R14: ffffa61281507f10 R15: ffffa15f433f4000
 3638 14:02:08.979587  [   55.054036] FS:  00007f22fa946580(0000) GS:ffffa15fbad80000(0000) knlGS:0000000000000000
 3639 14:02:08.986291  [   55.063064] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
 3640 14:02:08.995673  [   55.069478] CR2: ffffa612823e7e18 CR3: 0000000102964006 CR4: 00000000003706e0
 3641 14:02:08.996280  
 3642 14:02:09.002027  # [   52.067713] softirqs last disabled at (0): [<0000000000000000>] 0x0
 3643 14:02:09.012385  # [   52.074710] CPU: 0 PID: 1089 Comm: cat Tainted: G      D W         5.10.151-cip18 #1
 3644 14:02:09.018766  # [   52.083358] Hardware name: Google Rammus/Rammus, BIOS  09/04/2020
 3645 14:02:09.022339  # [   52.090160] Call Trace:
 3646 14:02:09.025601  # [   52.092888]  dump_stack+0x77/0x9b
 3647 14:02:09.028661  # [   52.096593]  ___might_sleep.cold+0xa6/0xb6
 3648 14:02:09.035742  # [   52.101172]  exit_signals+0x1c/0x2e0
 3649 14:02:09.039045  # [   52.105160]  do_exit+0xd5/0xb00
 3650 14:02:09.042132  # [   52.108662]  ? ksys_write+0x68/0xf0
 3651 14:02:09.045426  # [   52.112555]  rewind_stack_do_exit+0x17/0x20
 3652 14:02:09.052170  # [   52.117229] RIP: 0033:0x7fca243888f3
 3653 14:02:09.071468  # [   52.121208] 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
 3654 14:02:09.081873  # [   52.142190] RSP: 002b:00007ffd548b9a88 EFLAGS: 00000246 ORIG_RAX: 0000000000000001
 3655 14:02:09.088519  # [   52.150637] RAX: ffffffffffffffda RBX: 000000000000001a RCX: 00007fca243888f3
 3656 14:02:09.098324  # [   52.158606] RDX: 000000000000001a RSI: 00007fca2427b000 RDI: 0000000000000001
 3657 14:02:09.104585  # [   52.166576] RBP: 00007fca2427b000 R08: 00007fca2427a010 R09: 0000000000000000
 3658 14:02:09.114586  # [   52.174545] R10: fffffffffffffbc5 R11: 0000000000000246 R12: 0000000000000001
 3659 14:02:09.125084  # [   52.182515] R13: 0000000000000001 R14: 0000000000020000 R1[   55.198239] lkdtm: Performing direct entry EXEC_KMALLOC
 3660 14:02:09.128033  5: 0000000000020000
 3661 14:02:09.138169  # STACK_GUARD_PAGE_TRAILING: saw 'call trac[   55.207640] lkdtm: attempting ok execution at ffffffff9d4df490
 3662 14:02:09.138805  e:': ok
 3663 14:02:09.144298  ok 13 selftests: lkdtm: STACK_GUARD_PAGE_TRAILING.sh
 3664 14:02:09.150787  #[   55.220381] lkdtm: attempting bad execution at ffffa15f44eefc00
 3665 14:02:09.154034   selftests: lkdtm: UNSET_SMEP.sh
 3666 14:02:09.163729  # [   52.328981] lkdtm: Perfor[   55.233213] kernel tried to execute NX-protected page - exploit attempt? (uid: 0)
 3667 14:02:09.173673  [   55.247775] BUG: unable to handle page fault for address: ffffa15f44eefc00
 3668 14:02:09.180508  [   55.255451] #PF: supervisor instruction fetch in kernel mode
 3669 14:02:09.186915  [   55.261758] #PF: error_code(0x0011) - permissions violation
 3670 14:02:09.187407  mi[ng direct entry UNSET_SMEP
 3671 14:02:09.200591  # [   52.339111] lkdtm: trying to    55.267977] PGD 31201067 P4D 31201067 PUD 10084e063 PMD 104fe9063 PTE 8000000104eef063
 3672 14:02:09.203620  [   55.283039] Oops: 0011 [#7] SMP PTI
 3673 14:02:09.213602  [   55.286930] CPU: 1 PID: 1704 Comm: cat Tainted: G      D W         5.10.151-cip18 #1
 3674 14:02:09.220232  [   55.295577] Hardware name: Google Rammus/Rammus, BIOS  09/04/2020
 3675 14:02:09.223537  [   55.302381] RIP: 0010:0xffffa15f44eefc00
 3676 14:02:09.247101  [   55.306756] Code: 2d 64 2d 67 65 6e 65 72 61 74 6f 72 00 44 5f a1 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
 3677 14:02:09.250093  [   55.327736] RSP: 0018:ffffa61282447e38 EFLAGS: 00010246
 3678 14:02:09.260043  [   55.333567] RAX: 0000000000000033 RBX: 0000000000000001 RCX: 0000000000000000
 3679 14:02:09.266294  [   55.341535] RDX: 0000000000000000 RSI: ffffa15fbac9bf70 RDI: ffffa15fbac9bf70
 3680 14:02:09.276077  [   55.349503] RBP: ffffa15f44eefc00 R08: 0000000000000000 R09: 0000000000000000
 3681 14:02:09.283121  [   55.357471] R10: 00000000ffffe000 R11: 3fffffffffffffff R12: 000000000000000d
 3682 14:02:09.289423  [   55.365439] R13: ffffa61282447f10 R14: ffffa61282447f10 R15: ffffa15f432aa000
 3683 14:02:09.299264  [   55.373398] FS:  00007ff196e21580(0000) GS:ffffa15fbac80000(0000) knlGS:0000000000000000
 3684 14:02:09.305924  [   55.382435] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
 3685 14:02:09.315985  [   55.388839] CR2: ffffa15f44eefc00 CR3: 0000000102b90005 CR4: 00000000003706e0
 3686 14:02:09.316641  [   55.396807] Call Trace:
 3687 14:02:09.323132  [   55.399536]  ? execute_location+0x45/0x56
 3688 14:02:09.323720  clear SMEP normally
 3689 14:02:09.332465  # [   52.344301] ------------[ cut here ]--[   55.404012]  ? lkdtm_EXEC_KMALLOC+0x2c/0x40
 3690 14:02:09.335588  [   55.414891]  ? direct_entry.cold+0x2c/0x38
 3691 14:02:09.342757  [   55.419455]  ? full_proxy_write+0x53/0x80
 3692 14:02:09.345874  [   55.423929]  ? vfs_write+0xe7/0x3a0
 3693 14:02:09.349226  [   55.427823]  ? ksys_write+0x68/0xf0
 3694 14:02:09.352577  [   55.431706]  ? do_syscall_64+0x30/0x40
 3695 14:02:09.358856  [   55.435890]  ? entry_SYSCALL_64_after_hwframe+0x61/0xc6
 3696 14:02:09.362486  ----------
 3697 14:02:09.392399  # [   52.355677] pinned CR4 bits changed: 0x100000!?[   55.441727] 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
 3698 14:02:09.395464  [   55.474363] CR2: ffffa15f44eefc00
 3699 14:02:09.402002  [   55.478050] ---[ end trace 6004f8110cb73098 ]---
 3700 14:02:09.405200  [   55.483202] RIP: 0010:lkdtm_BUG+0x5/0x10
 3701 14:02:09.424599  [   55.487577] Code: 89 ff e8 ee b1 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 50 f4 93 02
 3702 14:02:09.431819  [   55.508559] RSP: 0018:ffffa61281507e60 EFLAGS: 00010286
 3703 14:02:09.441272  [   55.514383] RAX: ffffffff9d4df0c0 RBX: 0000000000000001 RCX: 0000000000000000
 3704 14:02:09.447886  [   55.522351] RDX: 0000000000000000 RSI: ffffa15fbad9bf70 RDI: ffffffff9e19b290
 3705 14:02:09.454623  [   55.530318] RBP: ffffffff9e5e65f8 R08: 0000000000000001 R09: 0000000000000001
 3706 14:02:09.465082  [   55.538296] R10: 00000000ffffe000 R11: 3fffffffffffffff R12: 0000000000000004
 3707 14:02:09.471031  [   55.546263] R13: ffffa61281507f10 R14: ffffa61281507f10 R15: ffffa15f433f4000
 3708 14:02:09.481192  [   55.554248] FS:  00007ff196e21580(0000) GS:ffffa15fbac80000(0000) knlGS:0000000000000000
 3709 14:02:09.488229  [   55.563297] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
 3710 14:02:09.495099  [   55.569711] CR2: ffffa15f44eefc00 CR3: 0000000102b90005 CR4: 00000000003706e0
 3711 14:02:09.504991  [   55.577680] BUG: sleeping function called from invalid context at include/linux/percpu-rwsem.h:49
 3712 14:02:09.514443  [   55.587584] in_atomic(): 0, irqs_disabled(): 1, non_block: 0, pid: 1704, name: cat
 3713 14:02:09.517238  [   55.596042] INFO: lockdep is turned off.
 3714 14:02:09.521273  [   55.600418] irq event stamp: 0
 3715 14:02:09.527194  [   55.603821] hardirqs last  enabled at (0): [<0000000000000000>] 0x0
 3716 14:02:09.536954  [   55.610815] hardirqs last disabled at (0): [<ffffffff9cd00cf0>] copy_process+0x640/0x1c80
 3717 14:02:09.547363  [   55.619945] softirqs last  enabled at (0): [<ffffffff9cd00cf0>] copy_process+0x640/0x1c80
 3718 14:02:09.553769  [   55.629077] softirqs last disabled at (0): [<0000000000000000>] 0x0
 3719 14:02:09.563574  [   55.636074] CPU: 1 PID: 1704 Comm: cat Tainted: G      D W         5.10.151-cip18 #1
 3720 14:02:09.570609  [   55.644720] Hardware name: Google Rammus/Rammus, BIOS  09/04/2020
 3721 14:02:09.573302  [   55.651525] Call Trace:
 3722 14:02:09.577033  [   55.654253]  dump_stack+0x77/0x9b
 3723 14:02:09.577513  
 3724 14:02:09.586671  # [   52.360754] WARNING: CPU: 2 PID: 1125 at arch/x86/kernel/[   55.657953]  ___might_sleep.cold+0xa6/0xb6
 3725 14:02:09.590130  [   55.668737]  exit_signals+0x1c/0x2e0
 3726 14:02:09.593504  cpu/common.c:392 native_write_cr4+0x45/0x60
 3727 14:02:09.599765  # [   52.370971] Mo[   55.672725]  do_exit+0xd5/0xb00
 3728 14:02:09.603532  [   55.682438]  ? ksys_write+0x68/0xf0
 3729 14:02:09.610105  [   55.686329]  rewind_stack_do_exit+0x17/0x20
 3730 14:02:09.619528  dules linked in: fuse ip_tables cros_ec_sensors cros_ec_sensors_[   55.690996] RIP: 0033:0x7ff196d378f3
 3731 14:02:09.639835  [   55.701191] 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
 3732 14:02:09.656629  core industrialio_triggered_buffer kfifo_buf industrialio cros_e[   55.722173] RSP: 002b:00007fff4587b648 EFLAGS: 00000246 ORIG_RAX: 0000000000000001
 3733 14:02:09.662662  [   55.736840] RAX: ffffffffffffffda RBX: 000000000000000d RCX: 00007ff196d378f3
 3734 14:02:09.669040  [   55.744809] RDX: 000000000000000d RSI: 00007ff196c2a000 RDI: 0000000000000001
 3735 14:02:09.678685  [   55.752777] RBP: 00007ff196c2a000 R08: 00007ff196c29010 R09: 0000000000000000
 3736 14:02:09.691895  c_sysfs cros_ec_lightbar cros_ec_debugfs cros_ec_chardev cros_ec[   55.760739] R10: fffffffffffffbc5 R11: 0000000000000246 R12: 0000000000000001
 3737 14:02:09.701879  [   55.774920] R13: 0000000000000001 R14: 0000000000020000 R15: 0000000000020000
 3738 14:02:09.705576  _sensorhub x86_pkg_temp_thermal cros_ec_dev cros_usbpd_notify
 3739 14:02:09.714983  # [   52.397419] CPU: 2 PID: 1125 Comm: cat Tainted: G      D W         5.10.151-cip18 #1
 3740 14:02:09.721727  # [   52.406069] Hardware name: Google Rammus/Rammus, BIOS  09/04/2020
 3741 14:02:09.728499  # [   52.412876] RIP: 0010:native_write_cr4+0x45/0x60
 3742 14:02:09.748062  # [   52.418031] Code: 39 c2 75 2d 48 85 f6 75 05 c3 cc cc cc cc 80 3d 28 a4 e3 01 00 75 f2 48 c7 c7 a0 a3 4c 9e c6 05 18 a4 e3 01 01 e8 a6 d0 e7 00 <0f> 0b c3 cc cc cc cc 48 89 d6 48 81 e7 ff f7 ce ff 48 31 c6 48 09
 3743 14:02:09.754468  # [   52.439013] RSP: 0018:ffffa61281a9fe48 EFLAGS: 00010286
 3744 14:02:09.764376  # [   52.444847] RAX: 0000000000000000 RBX: 00000000002706e0 RCX: 0000000000000000
 3745 14:02:09.770522  # [   52.452818] RDX: ffffa15fbad2c660 RSI: ffffa15fbad1bf70 RDI: ffffa15fbad1bf70
 3746 14:02:09.780639  # [   52.460787] RBP: ffffffff9e58aff5 R08: 0000000000000000 R09: 0000000000000000
 3747 14:02:09.787635  # [   52.468757] R10: 00000000ffffe000 R11: 3fffffffffffffff R12: 000000000000000b
 3748 14:02:09.794637  # [   52.476730] R13: ffffa61281a9ff10 R14: ffffa61281a9ff10 R15: ffffa15f4089b000
 3749 14:02:09.803934  # [   52.484704] FS:  00007ffbceb85580(0000) GS:ffffa15fbad00000(0000) knlGS:0000000000000000
 3750 14:02:09.810795  # [   52.499959] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
 3751 14:02:09.817592  # [   52[   55.890917] lkdtm: Performing direct entry EXEC_VMALLOC
 3752 14:02:09.824372  [   55.900608] lkdtm: attempting ok execution at ffffffff9d4df490
 3753 14:02:09.831010  [   55.907136] lkdtm: attempting bad execution at ffffa61280361000
 3754 14:02:09.840205  [   55.913774] kernel tried to execute NX-protected page - exploit attempt? (uid: 0)
 3755 14:02:09.852970  .512593] CR2: 00007ffbce98e000 CR3: 00000001055fa005 CR4: 000000[   55.922139] BUG: unable to handle page fault for address: ffffa61280361000
 3756 14:02:09.859890  [   55.936031] #PF: supervisor instruction fetch in kernel mode
 3757 14:02:09.866372  [   55.942350] #PF: error_code(0x0011) - permissions violation
 3758 14:02:09.866458  00[003706e0
 3759 14:02:09.869790  # [   52.520566] Call Trace:
 3760 14:02:09.879555  # [   52.529510]  lkdt   55.948571] PGD 100000067 P4D 100000067 PUD 100211067 PMD 10099f067 PTE 8000000104170063
 3761 14:02:09.886083  [   55.963826] Oops: 0011 [#8] SMP PTI
 3762 14:02:09.892544  [   55.967709] CPU: 3 PID: 1740 Comm: cat Tainted: G      D W         5.10.151-cip18 #1
 3763 14:02:09.899291  [   55.976360] Hardware name: Google Rammus/Rammus, BIOS  09/04/2020
 3764 14:02:09.906028  [   55.983167] RIP: 0010:0xffffa61280361000
 3765 14:02:09.909349  m_UNSET_SMEP.cold+0x1d/0x103
 3766 14:02:09.919088  # [   52.540591]  direct_entry.col[   55.987546] Code: Unable to access opcode bytes at RIP 0xffffa61280360fd6.
 3767 14:02:09.925566  [   56.001435] RSP: 0018:ffffa612824b7e38 EFLAGS: 00010246
 3768 14:02:09.932986  [   56.007260] RAX: 0000000000000033 RBX: 0000000000000001 RCX: 0000000000000000
 3769 14:02:09.939157  [   56.015246] RDX: 0000000000000000 RSI: ffffa15fbad9bf70 RDI: ffffa15fbad9bf70
 3770 14:02:09.949156  [   56.023211] RBP: ffffa61280361000 R08: 0000000000000000 R09: 0000000000000000
 3771 14:02:09.955665  [   56.031179] R10: 00000000ffffe000 R11: 3fffffffffffffff R12: 000000000000000d
 3772 14:02:09.965853  [   56.039146] R13: ffffa612824b7f10 R14: ffffa612824b7f10 R15: ffffa15f44170000
 3773 14:02:09.971997  [   56.047113] FS:  00007f48da1c6580(0000) GS:ffffa15fbad80000(0000) knlGS:0000000000000000
 3774 14:02:09.978787  [   56.056147] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
 3775 14:02:09.988757  [   56.062560] CR2: ffffa61280360fd6 CR3: 000000010572a004 CR4: 00000000003706e0
 3776 14:02:09.991685  [   56.070526] Call Trace:
 3777 14:02:09.995447  [   56.073255]  ? execute_location+0x45/0x56
 3778 14:02:09.998706  [   56.077729]  ? lkdtm_EXEC_VMALLOC+0x20/0x30
 3779 14:02:10.005158  [   56.082394]  ? direct_entry.cold+0x2c/0x38
 3780 14:02:10.008755  [   56.086964]  ? full_proxy_write+0x53/0x80
 3781 14:02:10.011798  [   56.091438]  ? vfs_write+0xe7/0x3a0
 3782 14:02:10.018336  [   56.095320]  ? ksys_write+0x68/0xf0
 3783 14:02:10.022318  [   56.099213]  ? do_syscall_64+0x30/0x40
 3784 14:02:10.028084  [   56.103394]  ? entry_SYSCALL_64_after_hwframe+0x61/0xc6
 3785 14:02:10.028662  d+0x2c/0x38
 3786 14:02:10.031746  # [   52.545004]  full_proxy_write+0x53/0x80
 3787 14:02:10.061434  # [  [   56.109250] 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
 3788 14:02:10.064336  [   56.141884] CR2: ffffa61280361000
 3789 14:02:10.067240  [   56.145572] ---[ end trace 6004f8110cb73099 ]---
 3790 14:02:10.074114  [   56.150725] RIP: 0010:lkdtm_BUG+0x5/0x10
 3791 14:02:10.093904  [   56.155099] Code: 89 ff e8 ee b1 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 50 f4 93 02
 3792 14:02:10.100682  [   56.176079] RSP: 0018:ffffa61281507e60 EFLAGS: 00010286
 3793 14:02:10.107536  [   56.181903] RAX: ffffffff9d4df0c0 RBX: 0000000000000001 RCX: 0000000000000000
 3794 14:02:10.113946  [   56.189872] RDX: 0000000000000000 RSI: ffffa15fbad9bf70 RDI: ffffffff9e19b290
 3795 14:02:10.124026  [   56.197836] RBP: ffffffff9e5e65f8 R08: 0000000000000001 R09: 0000000000000001
 3796 14:02:10.130813  [   56.205802] R10: 00000000ffffe000 R11: 3fffffffffffffff R12: 0000000000000004
 3797 14:02:10.140639  [   56.213769] R13: ffffa61281507f10 R14: ffffa61281507f10 R15: ffffa15f433f4000
 3798 14:02:10.147119  [   56.221737] FS:  00007f48da1c6580(0000) GS:ffffa15fbad80000(0000) knlGS:0000000000000000
 3799 14:02:10.154094  [   56.230770] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
 3800 14:02:10.163764  [   56.237185] CR2: ffffa61280360fd6 CR3: 000000010572a004 CR4: 00000000003706e0
 3801 14:02:10.166668   52.549314]  vfs_write+0xe7/0x3a0
 3802 14:02:10.170143  # [   52.553014]  ksys_write+0x68/0xf0
 3803 14:02:10.173779  # [   52.556717]  do_syscall_64+0x30/0x40
 3804 14:02:10.180001  # [   52.560711]  entry_SYSCALL_64_after_hwframe+0x61/0xc6
 3805 14:02:10.183426  # [   52.566355] RIP: 0033:0x7ffbcea9b8f3
 3806 14:02:10.206047  # [   52.570348] 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
 3807 14:02:10.212898  # [   52.591359] RSP: 002b:00007fffd6706588 EFLAGS: 00000246 ORIG_RAX: 0000000000000001
 3808 14:02:10.223253  # [   52.599826] RAX: ffffffffffffffda RBX: 000000000000000b RCX: 00007ffbcea9b8f3
 3809 14:02:10.229665  # [   52.614004] RDX: 000000000000000b RSI: 00007ffbce98e000 RDI: 0000000000000001
 3810 14:02:10.239474  # [   52.621974] RBP: 00007ffbce98e000 R08: 00007ffbce98d010 R09: 0000000000000000
 3811 14:02:10.246129  # [   52.629945] R10: fffffffffffffbc5 R11: 0000000000000246 R12: 0000000000000001
 3812 14:02:10.255814  # [   52.637913] R13: 0000000000000001 R14: 0000000000020000 R15: 0000000000020000
 3813 14:02:10.258996  # [   52.645891] irq event stamp: 0
 3814 14:02:10.265704  # [   52.649323] hardirqs last  enabled at (0): [<0000000000000000>] 0x0
 3815 14:02:10.275838  # [   52.662531] hardirqs las[   56.345717] lkdtm: Performing direct entry EXEC_RODATA
 3816 14:02:10.282456  [   56.356586] lkdtm: attempting ok execution at ffffffff9d4df490
 3817 14:02:10.288703  [   56.363134] lkdtm: attempting bad execution at ffffffff9e19b720
 3818 14:02:10.295262  [   56.369799] kernel tried to execute NX-protected page - exploit attempt? (uid: 0)
 3819 14:02:10.308312  t disabled at (0): [<ffffffff9cd00cf0>] copy_process+0x640/0x1c8[   56.378163] BUG: unable to handle page fault for address: ffffffff9e19b720
 3820 14:02:10.314849  [   56.392051] #PF: supervisor instruction fetch in kernel mode
 3821 14:02:10.321774  [   56.398370] #PF: error_code(0x0011) - permissions violation
 3822 14:02:10.328847  [   56.404591] PGD 2fa29067 P4D 2fa29067 PUD 2fa2a063 PMD 800000002f2000e1 
 3823 14:02:10.329338  0
 3824 14:02:10.338507  # [   52.671668] softirqs last  enabled at (0): [<ffffffff9cd[   56.412079] Oops: 0011 [#9] SMP PTI
 3825 14:02:10.348383  [   56.422187] CPU: 2 PID: 1776 Comm: cat Tainted: G      D W         5.10.151-cip18 #1
 3826 14:02:10.351513  00cf0>] copy_process+0x640/0x1c80
 3827 14:02:10.360820  # [   52.680803] softirqs las[   56.430834] Hardware name: Google Rammus/Rammus, BIOS  09/04/2020
 3828 14:02:10.367380  [   56.443855] RIP: 0010:lkdtm_rodata_do_nothing+0x0/0x10
 3829 14:02:10.387373  [   56.449590] Code: ff ff 1d eb b6 9d ff ff ff ff 6a b3 58 9e ff ff ff ff 63 d2 b6 9d 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
 3830 14:02:10.394133  [   56.470568] RSP: 0018:ffffa6128254fe48 EFLAGS: 00010246
 3831 14:02:10.400584  [   56.476401] RAX: 0000000000000033 RBX: 0000000000000000 RCX: 0000000000000000
 3832 14:02:10.410900  [   56.484371] RDX: 0000000000000000 RSI: ffffa15fbad1bf70 RDI: ffffa15fbad1bf70
 3833 14:02:10.417593  [   56.492338] RBP: ffffffff9e19b720 R08: 0000000000000000 R09: 0000000000000000
 3834 14:02:10.427158  [   56.500306] R10: 00000000ffffe000 R11: 3fffffffffffffff R12: 000000000000000c
 3835 14:02:10.433681  [   56.508272] R13: ffffa6128254ff10 R14: ffffa6128254ff10 R15: ffffa15f4439e000
 3836 14:02:10.443971  [   56.516259] FS:  00007f67d6cca580(0000) GS:ffffa15fbad00000(0000) knlGS:0000000000000000
 3837 14:02:10.450099  [   56.525298] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
 3838 14:02:10.457354  [   56.531712] CR2: ffffffff9e19b720 CR3: 0000000104e84001 CR4: 00000000003706e0
 3839 14:02:10.460208  [   56.539679] Call Trace:
 3840 14:02:10.463630  [   56.542406]  ? execute_location+0x45/0x56
 3841 14:02:10.470448  [   56.546879]  ? direct_entry.cold+0x2c/0x38
 3842 14:02:10.473612  [   56.551450]  ? full_proxy_write+0x53/0x80
 3843 14:02:10.476621  [   56.555915]  ? vfs_write+0xe7/0x3a0
 3844 14:02:10.480027  [   56.559805]  ? ksys_write+0x68/0xf0
 3845 14:02:10.486816  [   56.563695]  ? do_syscall_64+0x30/0x40
 3846 14:02:10.490289  [   56.567878]  ? entry_SYSCALL_64_after_hwframe+0x61/0xc6
 3847 14:02:10.516342  [   56.573713] 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
 3848 14:02:10.523696  t disabled at (0): [<0000000000000000>] 0x0
 3849 14:02:10.525986  # [   52.687804] --[   56.600164] CR2: ffffffff9e19b720
 3850 14:02:10.532631  [   56.610070] ---[ end trace 6004f8110cb7309a ]---
 3851 14:02:10.536169  [   56.615242] RIP: 0010:lkdtm_BUG+0x5/0x10
 3852 14:02:10.559391  [   56.619618] Code: 89 ff e8 ee b1 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 50 f4 93 02
 3853 14:02:10.565412  [   56.640596] RSP: 0018:ffffa61281507e60 EFLAGS: 00010286
 3854 14:02:10.572374  [   56.646425] RAX: ffffffff9d4df0c0 RBX: 0000000000000001 RCX: 0000000000000000
 3855 14:02:10.578697  [   56.654392] RDX: 0000000000000000 RSI: ffffa15fbad9bf70 RDI: ffffffff9e19b290
 3856 14:02:10.588927  [   56.662359] RBP: ffffffff9e5e65f8 R08: 0000000000000001 R09: 0000000000000001
 3857 14:02:10.595266  [   56.670325] R10: 00000000ffffe000 R11: 3fffffffffffffff R12: 0000000000000004
 3858 14:02:10.605369  [   56.678298] R13: ffffa61281507f10 R14: ffffa61281507f10 R15: ffffa15f433f4000
 3859 14:02:10.611797  [   56.686266] FS:  00007f67d6cca580(0000) GS:ffffa15fbad00000(0000) knlGS:0000000000000000
 3860 14:02:10.618669  [   56.695299] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
 3861 14:02:10.629144  [   56.701712] CR2: ffffffff9e19b720 CR3: 0000000104e84001 CR4: 00000000003706e0
 3862 14:02:10.631106  -[ end trace 6004f8110cb73095 ]---
 3863 14:02:10.634647  # [   52.692960] lkdtm: ok: SMEP did not get cleared
 3864 14:02:10.640807  # [   52.698016] lkdtm: trying to clear SMEP with call gadget
 3865 14:02:10.647556  # [   52.703948] lkdtm: ok: SMEP removal was reverted
 3866 14:02:10.650863  # UNSET_SMEP: saw 'pinned CR4 bits changed:': ok
 3867 14:02:10.654561  ok 14 selftests: lkdtm: UNSET_SMEP.sh
 3868 14:02:10.660720  # selftests: lkdtm: DOUBLE_FAULT.sh
 3869 14:02:10.663996  # [   52.813015] lkdtm: Performing direct entry DOUBLE_FAULT
 3870 14:02:10.670655  # [   52.820630] lkdtm: XFAIL: this test is ia32-only
 3871 14:02:10.673970  # DOUBLE_FAULT: saw 'XFAIL': [SKIP]
 3872 14:02:10.680694  ok 15 selftests: lkdtm: DOUBLE_FAULT.sh # SKIP
 3873 14:02:10.683985  # selftests: lkdtm: CORRUPT_PAC.sh
 3874 14:02:10.687631  # [   52.963746] lkdtm: Performing direct entry CORRUPT_PAC
 3875 14:02:10.694075  # [   52.974687] lkdtm: XFAIL: this test is arm64-only
 3876 14:02:10.697038  # CORRUPT_PAC: saw 'XFAIL': [SKIP]
 3877 14:02:10.700694  ok 16 selftests: lkdtm: CORRUPT_PAC.sh # SKIP
 3878 14:02:10.706856  # selftests: lkdtm: UNALIGNED_LOAD_STORE_WRITE.sh
 3879 14:02:10.713804  # [   53.091423] lkdtm: Performing direct entry UNALIGNED_LOAD_STORE_WRITE
 3880 14:02:10.723645  # [   53.098993] lkdtm: XFAIL: arch has CONFIG_HAVE_EFFICIENT_UNALIGNED_ACCESS
 3881 14:02:10.727359  # UNALIGNED_LOAD_STORE_WRITE: saw 'XFAIL': [SKIP]
 3882 14:02:10.733812  ok 17 selftests: lkdtm: UNALIGNED_LOAD_STORE_WRITE.sh # SKIP
 3883 14:02:10.736903  # selftests: lkdtm: OVERWRITE_ALLOCATION.sh
 3884 14:02:10.743652  # Skipping OVERWRITE_ALLOCATION: Corrupts memory on failure
 3885 14:02:10.750262  ok 18 selftests: lkdtm: OVERWRITE_ALLOCATION.sh # SKIP
 3886 14:02:10.753986  # selftests: lkdtm: WRITE_AFTER_FREE.sh
 3887 14:02:10.760339  # Skipping WRITE_AFTER_FREE: Corrupts memory on failure
 3888 14:02:10.763379  ok 19 selftests: lkdtm: WRITE_AFTER_FREE.sh # SKIP
 3889 14:02:10.766703  # selftests: lkdtm: READ_AFTER_FREE.sh
 3890 14:02:10.773221  # [   53.281550] lkdtm: Performing direct entry READ_AFTER_FREE
 3891 14:02:10.782945  # [   53.293146] lkdtm: Val[   56.858308] lkdtm: Performing direct entry EXEC_USERSPACE
 3892 14:02:10.786548  ue in memory before free: 12345678
 3893 14:02:10.796305  # [   53.305303] lkdtm: Atte[   56.864921] lkdtm: attempting ok execution at ffffffff9d4df490
 3894 14:02:10.799842  mpting bad read from freed memory
 3895 14:02:10.806286  # [   53.317447] lkdtm: Memor[   56.877658] lkdtm: attempting bad execution at 00007ff438ef0000
 3896 14:02:10.809667  y was not poisoned
 3897 14:02:10.819269  # READ_AFTER_FREE: missing 'call trace:': [F[   56.890501] unable to execute userspace code (SMEP?) (uid: 0)
 3898 14:02:10.829564  [   56.903105] BUG: unable to handle page fault for address: 00007ff438ef0000
 3899 14:02:10.835864  [   56.910781] #PF: supervisor instruction fetch in kernel mode
 3900 14:02:10.839141  [   56.917097] #PF: error_code(0x0011) - permissions violation
 3901 14:02:10.849580  [   56.923318] PGD 80000001065b1067 P4D 80000001065b1067 PUD 103294067 PMD 102a18067 PTE 114438067
 3902 14:02:10.852227  AIL]
 3903 14:02:10.855762  not ok 20 selftests: lkdtm: READ_AFTER_FREE.sh # exit=1
 3904 14:02:10.859066  #[   56.933037] Oops: 0011 [#10] SMP PTI
 3905 14:02:10.869079  [   56.943251] CPU: 1 PID: 1812 Comm: cat Tainted: G      D W         5.10.151-cip18 #1
 3906 14:02:10.875945  [   56.951897] Hardware name: Google Rammus/Rammus, BIOS  09/04/2020
 3907 14:02:10.879469  [   56.958700] RIP: 0010:0x7ff438ef0000
 3908 14:02:10.889074  [   56.962687] Code: Unable to access opcode bytes at RIP 0x7ff438eeffd6.
 3909 14:02:10.892440  [   56.969975] RSP: 0018:ffffa612825ffe50 EFLAGS: 00010246
 3910 14:02:10.902356  [   56.975809] RAX: 0000000000000033 RBX: 0000000000000024 RCX: 0000000000000000
 3911 14:02:10.909088  [   56.983775] RDX: 0000000000000000 RSI: ffffa15fbac9bf70 RDI: ffffa15fbac9bf70
 3912 14:02:10.919036  [   56.991742] RBP: 00007ff438ef0000 R08: 0000000000000000 R09: 0000000000000000
 3913 14:02:10.925974  [   56.999707] R10: 00000000ffffe000 R11: 3fffffffffffffff R12: 000000000000000f
 3914 14:02:10.932322  [   57.007673] R13: ffffa612825fff10 R14: ffffa612825fff10 R15: ffffa15f465b3000
 3915 14:02:10.941869  [   57.015639] FS:  00007ff438ec1580(0000) GS:ffffa15fbac80000(0000) knlGS:0000000000000000
 3916 14:02:10.948489  [   57.024677] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
 3917 14:02:10.955598  [   57.031091] CR2: 00007ff438ef0000 CR3: 0000000104030005 CR4: 00000000003706e0
 3918 14:02:10.958435  [   57.039059] Call Trace:
 3919 14:02:10.965225  [   57.041790]  ? lkdtm_EXEC_USERSPACE.cold+0x66/0xae
 3920 14:02:10.968496   selftests: lkdtm: WRITE_BUDDY_AFTER_FREE.sh
 3921 14:02:10.974680  # Skipping WRITE_B[   57.047138]  ? direct_entry.cold+0x2c/0x38
 3922 14:02:10.981544  [   57.057919]  ? full_proxy_write+0x53/0x80
 3923 14:02:10.984829  [   57.062393]  ? vfs_write+0xe7/0x3a0
 3924 14:02:10.988764  UDDY_AFTER_FREE: Corrupts memory on failure
 3925 14:02:10.994774  ok 21 selftests: lk[   57.066300]  ? ksys_write+0x68/0xf0
 3926 14:02:10.998350  [   57.076403]  ? do_syscall_64+0x30/0x40
 3927 14:02:11.004732  [   57.080585]  ? entry_SYSCALL_64_after_hwframe+0x61/0xc6
 3928 14:02:11.007932  dtm: WRITE_BUDDY_AFTER_FREE.sh # SKIP
 3929 14:02:11.037590  # selftests: lkdtm: READ_[   57.086414] 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
 3930 14:02:11.040715  [   57.119046] CR2: 00007ff438ef0000
 3931 14:02:11.044314  [   57.122742] ---[ end trace 6004f8110cb7309b ]---
 3932 14:02:11.050765  [   57.127895] RIP: 0010:lkdtm_BUG+0x5/0x10
 3933 14:02:11.070941  [   57.132272] Code: 89 ff e8 ee b1 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 50 f4 93 02
 3934 14:02:11.077358  [   57.153247] RSP: 0018:ffffa61281507e60 EFLAGS: 00010286
 3935 14:02:11.084269  [   57.159079] RAX: ffffffff9d4df0c0 RBX: 0000000000000001 RCX: 0000000000000000
 3936 14:02:11.094042  [   57.167047] RDX: 0000000000000000 RSI: ffffa15fbad9bf70 RDI: ffffffff9e19b290
 3937 14:02:11.100642  [   57.175015] RBP: ffffffff9e5e65f8 R08: 0000000000000001 R09: 0000000000000001
 3938 14:02:11.110433  [   57.182984] R10: 00000000ffffe000 R11: 3fffffffffffffff R12: 0000000000000004
 3939 14:02:11.116940  [   57.190950] R13: ffffa61281507f10 R14: ffffa61281507f10 R15: ffffa15f433f4000
 3940 14:02:11.126581  [   57.198917] FS:  00007ff438ec1580(0000) GS:ffffa15fbac80000(0000) knlGS:0000000000000000
 3941 14:02:11.133994  [   57.207953] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
 3942 14:02:11.140065  [   57.214365] CR2: 00007ff438ef0000 CR3: 0000000104030005 CR4: 00000000003706e0
 3943 14:02:11.149831  [   57.222332] BUG: sleeping function called from invalid context at include/linux/percpu-rwsem.h:49
 3944 14:02:11.160255  [   57.232245] in_atomic(): 0, irqs_disabled(): 1, non_block: 0, pid: 1812, name: cat
 3945 14:02:11.162959  [   57.240702] INFO: lockdep is turned off.
 3946 14:02:11.166684  [   57.245077] irq event stamp: 0
 3947 14:02:11.173035  [   57.248481] hardirqs last  enabled at (0): [<0000000000000000>] 0x0
 3948 14:02:11.182891  [   57.255479] hardirqs last disabled at (0): [<ffffffff9cd00cf0>] copy_process+0x640/0x1c80
 3949 14:02:11.193117  [   57.264612] softirqs last  enabled at (0): [<ffffffff9cd00cf0>] copy_process+0x640/0x1c80
 3950 14:02:11.199306  [   57.273743] softirqs last disabled at (0): [<0000000000000000>] 0x0
 3951 14:02:11.206113  [   57.280740] CPU: 1 PID: 1812 Comm: cat Tainted: G      D W         5.10.151-cip18 #1
 3952 14:02:11.212741  [   57.289387] Hardware name: Google Rammus/Rammus, BIOS  09/04/2020
 3953 14:02:11.215931  [   57.296188] Call Trace:
 3954 14:02:11.219603  [   57.298915]  dump_stack+0x77/0x9b
 3955 14:02:11.225606  [   57.302613]  ___might_sleep.cold+0xa6/0xb6
 3956 14:02:11.229376  [   57.307186]  exit_signals+0x1c/0x2e0
 3957 14:02:11.232563  [   57.311174]  do_exit+0xd5/0xb00
 3958 14:02:11.235795  [   57.314667]  ? ksys_write+0x68/0xf0
 3959 14:02:11.242277  [   57.318551]  rewind_stack_do_exit+0x17/0x20
 3960 14:02:11.242774  BUDDY_AFTER_FREE.sh
 3961 14:02:11.252030  # [   53.454180] lkdtm: Performing direct e[   57.323217] RIP: 0033:0x7ff438dd78f3
 3962 14:02:11.272395  [   57.333416] 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
 3963 14:02:11.282331  [   57.354388] RSP: 002b:00007ffc52a258a8 EFLAGS: 00000246 ORIG_RAX: 0000000000000001
 3964 14:02:11.289066  [   57.362842] RAX: ffffffffffffffda RBX: 000000000000000f RCX: 00007ff438dd78f3
 3965 14:02:11.295440  [   57.370808] RDX: 000000000000000f RSI: 00007ff438cca000 RDI: 0000000000000001
 3966 14:02:11.305388  [   57.378776] RBP: 00007ff438cca000 R08: 00007ff438cc9010 R09: 0000000000000000
 3967 14:02:11.311981  [   57.386745] R10: fffffffffffffbc5 R11: 0000000000000246 R12: 0000000000000001
 3968 14:02:11.321645  [   57.394703] R13: 0000000000000001 R14: 0000000000020000 R15: 0000000000020000
 3969 14:02:11.322244  ntry READ_BUDDY_AFTER_FREE
 3970 14:02:11.327609  # [   53.465478] lkdtm: Value in memory before free: 12345678
 3971 14:02:11.334241  # [   53.471449] lkdtm: Attempting to read from freed memory
 3972 14:02:11.341124  # [   53.477320] lkdtm: Buddy page was not poisoned
 3973 14:02:11.344053  # READ_BUDDY_AFTER_FREE: missing 'call trace:': [FAIL]
 3974 14:02:11.350995  not ok 22 selftests: lkdtm: READ_BUDDY_AFTER_FREE.sh # exit=1
 3975 14:02:11.354223  # selftests: lkdtm: SLAB_FREE_DOUBLE.sh
 3976 14:02:11.360504  # [   53.569009] lkdtm: Performing direct entry SLAB_FREE_DOUBLE
 3977 14:02:11.367328  # [   53.575547] lkdtm: Attempting double slab free ...
 3978 14:02:11.374227  # SLAB_FREE_DOUBLE: missing 'call trace:': [FAIL]
 3979 14:02:11.377033  not ok 23 selftests: lkdtm: SLAB_FREE_DOUBLE.sh # exit=1
 3980 14:02:11.380418  # selftests: lkdtm: SLAB_FREE_CROSS.sh
 3981 14:02:11.387171  # [   53.688140] lkdtm: Performing direct entry SLAB_FREE_CROSS
 3982 14:02:11.393528  # [   53.698898] lkdtm: Attempting cross-cache slab free ...
 3983 14:02:11.400044  # SLAB_FREE_CROSS: missing 'call trace:': [FAIL]
 3984 14:02:11.403828  not ok 24 selftests: lkdtm: SLAB_FREE_CROSS.sh # exit=1
 3985 14:02:11.407090  # selftests: lkdtm: SLAB_FREE_PAGE.sh
 3986 14:02:11.413445  # [   53.804517] lkdtm: Performing direct entry SLAB_FREE_PAGE
 3987 14:02:11.420311  # [   53.816424] lkdtm: Attempting non-Slab slab free ...
 3988 14:02:11.426585  # SLAB_FREE_PAGE: missing 'call trace:': [FAIL]
 3989 14:02:11.429853  not ok 25 selftests: lkdtm: SLAB_FREE_PAGE.sh # exit=1
 3990 14:02:11.433445  # selftests: lkdtm: SOFTLOCKUP.sh
 3991 14:02:11.436556  # Skipping SOFTLOCKUP: Hangs the system
 3992 14:02:11.443306  o[   57.515047] lkdtm: Performing direct entry EXEC_NULL
 3993 14:02:11.449610  [   57.526308] lkdtm: attempting ok execution at ffffffff9d4df490
 3994 14:02:11.456648  [   57.532854] lkdtm: attempting bad execution at 0000000000000000
 3995 14:02:11.463034  [   57.539519] BUG: kernel NULL pointer dereference, address: 0000000000000000
 3996 14:02:11.469480  k 26 selftests: lkdtm: SOFTLOCKUP.sh # SKIP
 3997 14:02:11.475795  # selftests: lkdtm:[   57.547301] #PF: supervisor instruction fetch in kernel mode
 3998 14:02:11.482309  [   57.559832] #PF: error_code(0x0010) - not-present page
 3999 14:02:11.485795  [   57.565570] PGD 0 P4D 0 
 4000 14:02:11.485876   HARDLOCKUP.sh
 4001 14:02:11.492527  # Skipping HARDLOCKUP: Hangs the system
 4002 14:02:11.495947  ok 27 s[   57.568396] Oops: 0010 [#11] SMP PTI
 4003 14:02:11.505529  [   57.578595] CPU: 2 PID: 1848 Comm: cat Tainted: G      D W         5.10.151-cip18 #1
 4004 14:02:11.512753  [   57.587244] Hardware name: Google Rammus/Rammus, BIOS  09/04/2020
 4005 14:02:11.515599  [   57.594050] RIP: 0010:0x0
 4006 14:02:11.522147  [   57.596973] Code: Unable to access opcode bytes at RIP 0xffffffffffffffd6.
 4007 14:02:11.525691  elftests: lkdtm: HARDLOCKUP.sh # SKIP
 4008 14:02:11.535602  # selftests: lkdtm: SPINL[   57.604650] RSP: 0018:ffffa6128268fe48 EFLAGS: 00010246
 4009 14:02:11.542779  [   57.616692] RAX: 0000000000000033 RBX: 0000000000000000 RCX: 0000000000000000
 4010 14:02:11.549066  [   57.624660] RDX: 0000000000000000 RSI: ffffa15fbad1bf70 RDI: ffffa15fbad1bf70
 4011 14:02:11.558703  [   57.632628] RBP: 0000000000000000 R08: 0000000000000000 R09: 0000000000000000
 4012 14:02:11.565454  [   57.640595] R10: 00000000ffffe000 R11: 3fffffffffffffff R12: 000000000000000a
 4013 14:02:11.575628  [   57.648562] R13: ffffa6128268ff10 R14: ffffa6128268ff10 R15: ffffa15f44c7c000
 4014 14:02:11.582251  [   57.656529] FS:  00007f5903aae580(0000) GS:ffffa15fbad00000(0000) knlGS:0000000000000000
 4015 14:02:11.588796  [   57.665565] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
 4016 14:02:11.598548  [   57.671977] CR2: ffffffffffffffd6 CR3: 00000001033a0003 CR4: 00000000003706e0
 4017 14:02:11.601636  [   57.679944] Call Trace:
 4018 14:02:11.605094  [   57.682672]  execute_location+0x45/0x56
 4019 14:02:11.608241  [   57.686952]  direct_entry.cold+0x2c/0x38
 4020 14:02:11.612273  [   57.691331]  full_proxy_write+0x53/0x80
 4021 14:02:11.618335  [   57.695612]  vfs_write+0xe7/0x3a0
 4022 14:02:11.621648  [   57.699310]  ksys_write+0x68/0xf0
 4023 14:02:11.625256  [   57.703006]  do_syscall_64+0x30/0x40
 4024 14:02:11.631857  [   57.706985]  entry_SYSCALL_64_after_hwframe+0x61/0xc6
 4025 14:02:11.634945  [   57.712623] RIP: 0033:0x7f59039c48f3
 4026 14:02:11.654570  [   57.716602] 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
 4027 14:02:11.665074  [   57.737578] RSP: 002b:00007ffd87460288 EFLAGS: 00000246 ORIG_RAX: 0000000000000001
 4028 14:02:11.671152  [   57.746031] RAX: ffffffffffffffda RBX: 000000000000000a RCX: 00007f59039c48f3
 4029 14:02:11.681066  [   57.753997] RDX: 000000000000000a RSI: 00007f59038b7000 RDI: 0000000000000001
 4030 14:02:11.687521  [   57.761966] RBP: 00007f59038b7000 R08: 00007f59038b6010 R09: 0000000000000000
 4031 14:02:11.694351  [   57.769934] R10: fffffffffffffbc5 R11: 0000000000000246 R12: 0000000000000001
 4032 14:02:11.704244  [   57.777902] R13: 0000000000000001 R14: 0000000000020000 R15: 0000000000020000
 4033 14:02:11.730837  [   57.785873] 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
 4034 14:02:11.731452  OCKUP.sh
 4035 14:02:11.733818  # Skipping SPINLOCKUP: Hangs the system
 4036 14:02:11.740616  ok 28 selftes[   57.812327] CR2: 0000000000000000
 4037 14:02:11.744367  [   57.822247] ---[ end trace 6004f8110cb7309c ]---
 4038 14:02:11.750573  [   57.827400] RIP: 0010:lkdtm_BUG+0x5/0x10
 4039 14:02:11.770358  [   57.831775] Code: 89 ff e8 ee b1 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 50 f4 93 02
 4040 14:02:11.776923  [   57.852753] RSP: 0018:ffffa61281507e60 EFLAGS: 00010286
 4041 14:02:11.783299  [   57.858584] RAX: ffffffff9d4df0c0 RBX: 0000000000000001 RCX: 0000000000000000
 4042 14:02:11.793316  [   57.866551] RDX: 0000000000000000 RSI: ffffa15fbad9bf70 RDI: ffffffff9e19b290
 4043 14:02:11.799948  [   57.874517] RBP: ffffffff9e5e65f8 R08: 0000000000000001 R09: 0000000000000001
 4044 14:02:11.810012  [   57.882485] R10: 00000000ffffe000 R11: 3fffffffffffffff R12: 0000000000000004
 4045 14:02:11.816254  [   57.890453] R13: ffffa61281507f10 R14: ffffa61281507f10 R15: ffffa15f433f4000
 4046 14:02:11.826387  [   57.898420] FS:  00007f5903aae580(0000) GS:ffffa15fbad00000(0000) knlGS:0000000000000000
 4047 14:02:11.833171  [   57.907456] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
 4048 14:02:11.839245  [   57.913869] CR2: ffffffffffffffd6 CR3: 00000001033a0003 CR4: 00000000003706e0
 4049 14:02:11.842359  ts: lkdtm: SPINLOCKUP.sh # SKIP
 4050 14:02:11.845966  # selftests: lkdtm: HUNG_TASK.sh
 4051 14:02:11.848932  # Skipping HUNG_TASK: Hangs the system
 4052 14:02:11.855796  ok 29 selftests: lkdtm: HUNG_TASK.sh # SKIP
 4053 14:02:11.858986  # selftests: lkdtm: EXEC_DATA.sh
 4054 14:02:11.859469  # Killed
 4055 14:02:11.866038  # [   54.053533] lkdtm: Performing direct entry EXEC_DATA
 4056 14:02:11.872352  # [   54.063895] lkdtm: attempting ok execution at ffffffff9d4df490
 4057 14:02:11.879030  # [   54.076658] lkdtm: attempting bad execution at ffffffff9fe1e560
 4058 14:02:11.885414  # [   54.089468] kernel tried to execute NX-protected page - exploit attempt? (uid: 0)
 4059 14:02:11.895425  # [   54.104008] BUG: unable to handle page fault for address: ffffffff9fe1e560
 4060 14:02:11.902024  # [   54.111684] #PF: supervisor instruction fetch in kernel mode
 4061 14:02:11.908559  # [   54.118002] #PF: error_code(0x0011) - permissions violation
 4062 14:02:11.915169  # [   54.124241] PGD 2fa29067 P4D 2fa29067 PUD 2fa2a063 PMD 80000000310000e3 
 4063 14:02:11.918659  # [   54.131726] Oops: 0011 [#5] SMP PTI
 4064 14:02:11.928298  # [   54.135617] CPU: 0 PID: 1632 Comm: cat Tainted: G      D W         5.10.151-cip18 #1
 4065 14:02:11.934865  # [   54.144264] Hardware name: Google Rammus/Rammus, BIOS  09/04/2020
 4066 14:02:11.938195  # [   54.151068] RIP: 0010:data_area+0x0/0x40
 4067 14:02:11.961217  # [   54.155451] Code: ff ff 00 83 1c 41 5f a1 ff ff 00 82 1c 41 5f a1 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
 4068 14:02:11.967791  # [   54.176420] RSP: 0018:ffffa6128234fe48 EFLAGS: 00010246
 4069 14:02:11.974389  # [   54.182252] RAX: 0000000000000033 RBX: 0000000000000001 RCX: 0000000000000000
 4070 14:02:11.981872  # [   54.190218] RDX: 0000000000000000 RSI: ffffa15fbac1bf70 RDI: ffffa15fbac1bf70
 4071 14:02:11.991026  # [   54.198211] RBP: ffffffff9fe1e560 R08: 0000000000000000 R09: 0000000000000000
 4072 14:02:11.997356  # [   54.206178] R10: 00000000ffffe000 R11: 3fffffffffffffff R12: 000000000000000a
 4073 14:02:12.007242  # [   54.214146] R13: ffffa6128234ff10 R14: ffffa6128234ff10 R15: ffffa15f42b3d000
 4074 14:02:12.014418  #[   58.085437] lkdtm: Performing direct entry ACCESS_USERSPACE
 4075 14:02:12.020379  [   58.095938] lkdtm: attempting bad read at 00007ff27f1c0000
 4076 14:02:12.033982   [   54.222115] FS:  00007fa2d2245580(0000) GS:ffffa15fbac00000([   58.102079] BUG: unable to handle page fault for address: 00007ff27f1c0000
 4077 14:02:12.040410  [   58.115964] #PF: supervisor read access in kernel mode
 4078 14:02:12.047292  [   58.121700] #PF: error_code(0x0001) - permissions violation
 4079 14:02:12.054172  [   58.127918] PGD 8000000102b3f067 P4D 8000000102b3f067 PUD 103cd8067 PMD 1033dc067 PTE 10ac04067
 4080 14:02:12.060605  [   58.137638] Oops: 0001 [#12] SMP PTI
 4081 14:02:12.067222  [   58.141616] CPU: 2 PID: 1883 Comm: cat Tainted: G      D W         5.10.151-cip18 #1
 4082 14:02:12.074322  [   58.150262] Hardware name: Google Rammus/Rammus, BIOS  09/04/2020
 4083 14:02:12.080331  [   58.157067] RIP: 0010:lkdtm_ACCESS_USERSPACE.cold+0x41/0xa3
 4084 14:02:12.103041  [   58.163305] Code: 00 00 00 75 64 48 83 c4 10 5d c3 cc cc cc cc 48 89 ee 48 c7 c7 88 c0 58 9e e8 e4 99 fd ff 48 c7 c7 b0 c0 58 9e b8 de c0 de c0 <48> 03 45 00 48 89 04 24 e8 cb 99 fd ff 48 89 ee 48 c7 c7 d8 c0 58
 4085 14:02:12.106308  [   58.184285] RSP: 0018:ffffa61282707e48 EFLAGS: 00010246
 4086 14:02:12.116442  [   58.190152] RAX: 00000000c0dec0de RBX: 0000000000000026 RCX: 0000000000000000
 4087 14:02:12.122822  [   58.198118] RDX: 0000000000000000 RSI: ffffa15fbad1bf70 RDI: ffffffff9e58c0b0
 4088 14:02:12.132824  [   58.206086] RBP: 00007ff27f1c0000 R08: 0000000000000000 R09: 0000000000000000
 4089 14:02:12.139343  [   58.214054] R10: 00000000ffffe000 R11: 3fffffffffffffff R12: 0000000000000011
 4090 14:02:12.146585  [   58.222019] R13: ffffa61282707f10 R14: ffffa61282707f10 R15: ffffa15f432e3000
 4091 14:02:12.156454  [   58.229986] FS:  00007ff27f191580(0000) GS:ffffa15fbad00000(0000) knlGS:0000000000000000
 4092 14:02:12.162788  [   58.239022] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
 4093 14:02:12.172593  [   58.245435] CR2: 00007ff27f1c0000 CR3: 000000010323e003 CR4: 00000000003706e0
 4094 14:02:12.173203  [   58.253401] Call Trace:
 4095 14:02:12.178839  [   58.256129]  direct_entry.cold+0x2c/0x38
 4096 14:02:12.182081  [   58.260508]  full_proxy_write+0x53/0x80
 4097 14:02:12.185805  0000) knlGS:0000000000000000
 4098 14:02:12.192275  # [   54.231143] CS:  0010 DS: 000[   58.264789]  vfs_write+0xe7/0x3a0
 4099 14:02:12.195291  [   58.274692]  ksys_write+0x68/0xf0
 4100 14:02:12.199066  [   58.278388]  do_syscall_64+0x30/0x40
 4101 14:02:12.205404  [   58.282367]  entry_SYSCALL_64_after_hwframe+0x61/0xc6
 4102 14:02:12.208658  [   58.287996] RIP: 0033:0x7ff27f0a78f3
 4103 14:02:12.232490  [   58.291982] 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
 4104 14:02:12.238598  [   58.312959] RSP: 002b:00007ffef08db708 EFLAGS: 00000246 ORIG_RAX: 0000000000000001
 4105 14:02:12.248175  [   58.321405] RAX: ffffffffffffffda RBX: 0000000000000011 RCX: 00007ff27f0a78f3
 4106 14:02:12.255044  [   58.329371] RDX: 0000000000000011 RSI: 00007ff27ef9a000 RDI: 0000000000000001
 4107 14:02:12.262344  [   58.337338] RBP: 00007ff27ef9a000 R08: 00007ff27ef99010 R09: 0000000000000000
 4108 14:02:12.271578  [   58.345305] R10: fffffffffffffbc5 R11: 0000000000000246 R12: 0000000000000001
 4109 14:02:12.278083  [   58.353274] R13: 0000000000000001 R14: 0000000000020000 R15: 0000000000020000
 4110 14:02:12.304479  [   58.361264] 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
 4111 14:02:12.308040  [   58.387734] CR2: 00007ff27f1c0000
 4112 14:02:12.314302  [   58.391421] ---[ end trace 6004f8110cb7309d ]---
 4113 14:02:12.317471  [   58.396575] RIP: 0010:lkdtm_BUG+0x5/0x10
 4114 14:02:12.340617  [   58.400950] Code: 89 ff e8 ee b1 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 50 f4 93 02
 4115 14:02:12.344077  [   58.421928] RSP: 0018:ffffa61281507e60 EFLAGS: 00010286
 4116 14:02:12.354321  [   58.427759] RAX: ffffffff9d4df0c0 RBX: 0000000000000001 RCX: 0000000000000000
 4117 14:02:12.360406  [   58.435729] RDX: 0000000000000000 RSI: ffffa15fbad9bf70 RDI: ffffffff9e19b290
 4118 14:02:12.370726  [   58.443697] RBP: ffffffff9e5e65f8 R08: 0000000000000001 R09: 0000000000000001
 4119 14:02:12.377322  [   58.451663] R10: 00000000ffffe000 R11: 3fffffffffffffff R12: 0000000000000004
 4120 14:02:12.383372  [   58.459631] R13: ffffa61281507f10 R14: ffffa61281507f10 R15: ffffa15f433f4000
 4121 14:02:12.393509  [   58.467600] FS:  00007ff27f191580(0000) GS:ffffa15fbad00000(0000) knlGS:0000000000000000
 4122 14:02:12.400236  [   58.476635] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
 4123 14:02:12.409934  [   58.483048] CR2: 00007ff27f1c0000 CR3: 000000010323e003 CR4: 00000000003706e0
 4124 14:02:12.420338  [   58.491014] BUG: sleeping function called from invalid context at include/linux/percpu-rwsem.h:49
 4125 14:02:12.426845  [   58.500923] in_atomic(): 0, irqs_disabled(): 1, non_block: 0, pid: 1883, name: cat
 4126 14:02:12.430012  [   58.509375] INFO: lockdep is turned off.
 4127 14:02:12.433023  [   58.513751] irq event stamp: 0
 4128 14:02:12.442908  [   58.517156] hardirqs last  enabled at (0): [<0000000000000000>] 0x0
 4129 14:02:12.449522  [   58.524153] hardirqs last disabled at (0): [<ffffffff9cd00cf0>] copy_process+0x640/0x1c80
 4130 14:02:12.459811  [   58.533277] softirqs last  enabled at (0): [<ffffffff9cd00cf0>] copy_process+0x640/0x1c80
 4131 14:02:12.466361  [   58.542410] softirqs last disabled at (0): [<0000000000000000>] 0x0
 4132 14:02:12.476220  [   58.549406] CPU: 2 PID: 1883 Comm: cat Tainted: G      D W         5.10.151-cip18 #1
 4133 14:02:12.482827  [   58.558052] Hardware name: Google Rammus/Rammus, BIOS  09/04/2020
 4134 14:02:12.485892  [   58.564854] Call Trace:
 4135 14:02:12.489098  [   58.567579]  dump_stack+0x77/0x9b
 4136 14:02:12.492586  [   58.571289]  ___might_sleep.cold+0xa6/0xb6
 4137 14:02:12.498874  [   58.575891]  exit_signals+0x1c/0x2e0
 4138 14:02:12.502746  [   58.579870]  do_exit+0xd5/0xb00
 4139 14:02:12.505724  [   58.583363]  ? ksys_write+0x68/0xf0
 4140 14:02:12.509245  [   58.587256]  rewind_stack_do_exit+0x17/0x20
 4141 14:02:12.512335  [   58.591921] RIP: 0033:0x7ff27f0a78f3
 4142 14:02:12.535381  [   58.595909] 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
 4143 14:02:12.541900  [   58.616887] RSP: 002b:00007ffef08db708 EFLAGS: 00000246 ORIG_RAX: 0000000000000001
 4144 14:02:12.552358  [   58.625339] RAX: ffffffffffffffda RBX: 0000000000000011 RCX: 00007ff27f0a78f3
 4145 14:02:12.558714  [   58.633307] RDX: 0000000000000011 RSI: 00007ff27ef9a000 RDI: 0000000000000001
 4146 14:02:12.568428  [   58.641274] RBP: 00007ff27ef9a000 R08: 00007ff27ef99010 R09: 0000000000000000
 4147 14:02:12.575026  [   58.649262] R10: fffffffffffffbc5 R11: 0000000000000246 R12: 0000000000000001
 4148 14:02:12.581244  [   58.657247] R13: 0000000000000001 R14: 0000000000020000 R15: 0000000000020000
 4149 14:02:12.584320  0 ES: 0000 CR0: 0000000080050033
 4150 14:02:12.594733  # [   54.237558] CR2: ffffffff9fe1e560 CR3: 0000000103dd8006 CR4: 00000000003706f0
 4151 14:02:12.597680  # [   54.245525] Call Trace:
 4152 14:02:12.601034  # [   54.248253]  ? execute_location+0x45/0x56
 4153 14:02:12.607987  # [   54.252731]  ? direct_entry.cold+0x2c/0x38
 4154 14:02:12.611187  # [   54.257303]  ? full_proxy_write+0x53/0x80
 4155 14:02:12.614525  # [   54.261779]  ? vfs_write+0xe7/0x3a0
 4156 14:02:12.621086  # [   54.265671]  ? ksys_write+0x68/0xf0
 4157 14:02:12.624644  # [   54.269564]  ? do_syscall_64+0x30/0x40
 4158 14:02:12.630905  # [   54.273746]  ? entry_SYSCALL_64_after_hwframe+0x61/0xc6
 4159 14:02:12.657266  # [   54.279579] 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
 4160 14:02:12.660628  # [   54.306014] CR2: ffffffff9fe1e560
 4161 14:02:12.666932  # [   54.309711] ---[ end trace 6004f8110cb73096 ]---
 4162 14:02:12.670371  # [   54.314864] RIP: 0010:lkdtm_BUG+0x5/0x10
 4163 14:02:12.690286  # [   54.319246] Code: 89 ff e8 ee b1 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 50 f4 93 02
 4164 14:02:12.696971  # [   54.340245] RSP: 0018:ffffa61281507e60 EFLAGS: 00010286
 4165 14:02:12.706699  # [   54.346079] RAX: ffffffff9d4df0c0 RBX: 0000000000000001 RCX: 0000000000000000
 4166 14:02:12.720124  # [   54.354048] RDX: 0000000000000000 RSI: ffffa15fbad9bf70 RDI: ffffffff9e19b2[   58.795202] lkdtm: Performing direct entry ACCESS_NULL
 4167 14:02:12.720706  90
 4168 14:02:12.730239  # [   54.362016] RBP: ffffffff9e5e65f8 R08: 0000000000000001[   58.801515] lkdtm: attempting bad read at 0000000000000000
 4169 14:02:12.733799   R09: 0000000000000001
 4170 14:02:12.746293  # [   54.369982] R10: 00000000ffffe000 R[   58.813881] BUG: kernel NULL pointer dereference, address: 0000000000000000
 4171 14:02:12.749417  [   58.827867] #PF: supervisor read access in kernel mode
 4172 14:02:12.756214  [   58.833604] #PF: error_code(0x0000) - not-present page
 4173 14:02:12.759481  [   58.839340] PGD 0 P4D 0 
 4174 14:02:12.763079  [   58.842166] Oops: 0000 [#13] SMP PTI
 4175 14:02:12.772758  [   58.846156] CPU: 1 PID: 1918 Comm: cat Tainted: G      D W         5.10.151-cip18 #1
 4176 14:02:12.776203  11: 3fffffffffffffff R12: 0000000000000004
 4177 14:02:12.786064  # [   54.377950] R13[   58.854805] Hardware name: Google Rammus/Rammus, BIOS  09/04/2020
 4178 14:02:12.792551  : [ffffa61281507f10 R14: ffffa61281507f10 R15: ffffa15f433f4000
 4179 14:02:12.796118     58.867825] RIP: 0010:lkdtm_ACCESS_NULL+0x14/0x53
 4180 14:02:12.819091  [   58.879306] Code: 88 99 fd ff be 00 10 00 00 48 89 ef e8 38 9d 39 ff e9 69 ff ff ff 0f 1f 44 00 00 53 31 f6 48 c7 c7 88 c0 58 9e e8 62 99 fd ff <48> 8b 1c 25 00 00 00 00 b8 de c0 de c0 48 c7 c7 b0 c0 58 9e 48 01
 4181 14:02:12.822485  [   58.900298] RSP: 0018:ffffa61282747e58 EFLAGS: 00010246
 4182 14:02:12.839392  # [   54.385917] FS:  00007fa2d2245580(0000) GS:ffffa15fbac00000[   58.906138] RAX: 000000000000002e RBX: 0000000000000027 RCX: 0000000000000000
 4183 14:02:12.845640  [   58.920318] RDX: 0000000000000000 RSI: ffffa15fbac9bf70 RDI: ffffa15fbac9bf70
 4184 14:02:12.855575  [   58.928286] RBP: ffffffff9e58b179 R08: 0000000000000000 R09: 0000000000000000
 4185 14:02:12.862048  [   58.936274] R10: 00000000ffffe000 R11: 3fffffffffffffff R12: 000000000000000c
 4186 14:02:12.868765  [   58.944249] R13: ffffa61282747f10 R14: ffffa61282747f10 R15: ffffa15f43db3000
 4187 14:02:12.879185  [   58.952217] FS:  00007fdad3431580(0000) GS:ffffa15fbac80000(0000) knlGS:0000000000000000
 4188 14:02:12.884985  [   58.961254] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
 4189 14:02:12.895035  [   58.967668] CR2: 0000000000000000 CR3: 0000000103564006 CR4: 00000000003706e0
 4190 14:02:12.895613  [   58.975636] Call Trace:
 4191 14:02:12.901844  [   58.978365]  direct_entry.cold+0x2c/0x38
 4192 14:02:12.904941  (0000) knlGS:0000000000000000
 4193 14:02:12.911147  # [   54.394952] CS:  0010 DS: 00[   58.982744]  full_proxy_write+0x53/0x80
 4194 14:02:12.914775  [   58.993256]  vfs_write+0xe7/0x3a0
 4195 14:02:12.917795  00 ES: 0000 CR0: 0000000080050033
 4196 14:02:12.924175  # [   54.401366] CR2: fffffff[   58.996956]  ksys_write+0x68/0xf0
 4197 14:02:12.927737  [   59.006866]  do_syscall_64+0x30/0x40
 4198 14:02:12.934252  [   59.010855]  entry_SYSCALL_64_after_hwframe+0x61/0xc6
 4199 14:02:12.937926  [   59.016494] RIP: 0033:0x7fdad33478f3
 4200 14:02:12.960736  [   59.020480] 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
 4201 14:02:12.967153  [   59.041459] RSP: 002b:00007fff44926ac8 EFLAGS: 00000246 ORIG_RAX: 0000000000000001
 4202 14:02:12.974138  [   59.049915] RAX: ffffffffffffffda RBX: 000000000000000c RCX: 00007fdad33478f3
 4203 14:02:12.983936  [   59.057884] RDX: 000000000000000c RSI: 00007fdad323a000 RDI: 0000000000000001
 4204 14:02:12.990719  [   59.065853] RBP: 00007fdad323a000 R08: 00007fdad3239010 R09: 0000000000000000
 4205 14:02:13.000673  [   59.073821] R10: fffffffffffffbc5 R11: 0000000000000246 R12: 0000000000000001
 4206 14:02:13.008000  [   59.081789] R13: 0000000000000001 R14: 0000000000020000 R15: 0000000000020000
 4207 14:02:13.014076  f9fe1e560 CR3: 0000000103dd8006 CR4: 00000000003706f0
 4208 14:02:13.039901  # [   54.[   59.089759] 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
 4209 14:02:13.043493  [   59.122392] CR2: 0000000000000000
 4210 14:02:13.050510  [   59.126089] ---[ end trace 6004f8110cb7309e ]---
 4211 14:02:13.053556  [   59.131247] RIP: 0010:lkdtm_BUG+0x5/0x10
 4212 14:02:13.073153  [   59.135624] Code: 89 ff e8 ee b1 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 50 f4 93 02
 4213 14:02:13.079990  [   59.156604] RSP: 0018:ffffa61281507e60 EFLAGS: 00010286
 4214 14:02:13.089732  [   59.162437] RAX: ffffffff9d4df0c0 RBX: 0000000000000001 RCX: 0000000000000000
 4215 14:02:13.095976  [   59.170405] RDX: 0000000000000000 RSI: ffffa15fbad9bf70 RDI: ffffffff9e19b290
 4216 14:02:13.102874  [   59.178372] RBP: ffffffff9e5e65f8 R08: 0000000000000001 R09: 0000000000000001
 4217 14:02:13.112466  [   59.186340] R10: 00000000ffffe000 R11: 3fffffffffffffff R12: 0000000000000004
 4218 14:02:13.119201  [   59.194309] R13: ffffa61281507f10 R14: ffffa61281507f10 R15: ffffa15f433f4000
 4219 14:02:13.128953  [   59.202297] FS:  00007fdad3431580(0000) GS:ffffa15fbac80000(0000) knlGS:0000000000000000
 4220 14:02:13.135800  [   59.211333] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
 4221 14:02:13.142288  [   59.217746] CR2: 0000000000000000 CR3: 0000000103564006 CR4: 00000000003706e0
 4222 14:02:13.151972  409334] BUG: sleeping function called from invalid context at include/linux/percpu-rwsem.h:49
 4223 14:02:13.162160  # [   54.419246] in_atomic(): 0, irqs_disabled(): 1, non_block: 0, pid: 1632, name: cat
 4224 14:02:13.165128  # [   54.427699] INFO: lockdep is turned off.
 4225 14:02:13.168522  # [   54.432075] irq event stamp: 0
 4226 14:02:13.174924  # [   54.435480] hardirqs last  enabled at (0): [<0000000000000000>] 0x0
 4227 14:02:13.185055  # [   54.442479] hardirqs last disabled at (0): [<ffffffff9cd00cf0>] copy_process+0x640/0x1c80
 4228 14:02:13.195002  # [   54.451609] softirqs last  enabled at (0): [<ffffffff9cd00cf0>] copy_process+0x640/0x1c80
 4229 14:02:13.201213  # [   54.460741] softirqs last disabled at (0): [<0000000000000000>] 0x0
 4230 14:02:13.211911  # [   54.467737] CPU: 0 PID: 1632 Comm: cat Tainted: G      D W         5.10.151-cip18 #1
 4231 14:02:13.217867  # [   54.476384] Hardware name: Google Rammus/Rammus, BIOS  09/04/2020
 4232 14:02:13.221467  # [   54.483185] Call Trace:
 4233 14:02:13.224348  # [   54.485912]  dump_stack+0x77/0x9b
 4234 14:02:13.231001  # [   54.489609]  ___might_sleep.cold+0xa6/0xb6
 4235 14:02:13.234567  # [   54.494173]  exit_signals+0x1c/0x2e0
 4236 14:02:13.237927  # [   54.498160]  do_exit+0xd5/0xb00
 4237 14:02:13.241266  # [   54.501662]  ? ksys_write+0x68/0xf0
 4238 14:02:13.247791  # [   54.505555]  rewind_stack_do_exit+0x17/0x20
 4239 14:02:13.251021  # [   54.510246] RIP: 0033:0x7fa2d215b8f3
 4240 14:02:13.274143  # [   54.514246] 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[   59.347552] lkdtm: Performing direct entry WRITE_RO
 4241 14:02:13.277733   c3 0f 1f 40 00 48 83 ec 28 48 89 54 24 18
 4242 14:02:13.287153  # [   54.535246] RSP[   59.355482] lkdtm: attempting bad rodata write at ffffffff9e19b710
 4243 14:02:13.300435  : 002b:00007fffcfebb288 EFLAGS: 00000246 ORIG_RAX: 0000000000000[   59.368612] BUG: unable to handle page fault for address: ffffffff9e19b710
 4244 14:02:13.306827  [   59.382485] #PF: supervisor write access in kernel mode
 4245 14:02:13.313437  [   59.388318] #PF: error_code(0x0003) - permissions violation
 4246 14:02:13.319981  [   59.394530] PGD 2fa29067 P4D 2fa29067 PUD 2fa2a063 PMD 800000002f2000e1 
 4247 14:02:13.320471  001
 4248 14:02:13.330064  # [   54.543700] RAX: ffffffffffffffda RBX: 000000000000000[   59.402017] Oops: 0003 [#14] SMP PTI
 4249 14:02:13.339816  [   59.412218] CPU: 1 PID: 1953 Comm: cat Tainted: G      D W         5.10.151-cip18 #1
 4250 14:02:13.347031  [   59.420890] Hardware name: Google Rammus/Rammus, BIOS  09/04/2020
 4251 14:02:13.349710  [   59.427695] RIP: 0010:lkdtm_WRITE_RO+0x2e/0x3a
 4252 14:02:13.353319  a RCX: 00007fa2d215b8f3
 4253 14:02:13.376441  # [   54.551666] RDX: 000000000000000a [   59.432655] Code: 00 48 c7 c7 68 bf 58 9e 48 c7 c6 10 b7 19 9e e8 0c 9c fd ff 48 8b 05 62 e1 62 00 ba 34 12 cd ab 48 c7 c7 98 bf 58 9e 48 31 d0 <48> 89 05 4c e1 62 00 e9 ea 9b fd ff 0f 1f 44 00 00 48 8b 05 5b ad
 4254 14:02:13.382815  [   59.459840] RSP: 0018:ffffa612827f7e60 EFLAGS: 00010202
 4255 14:02:13.392633  [   59.465674] RAX: 000000000198b861 RBX: 0000000000000028 RCX: 0000000000000000
 4256 14:02:13.399398  [   59.473640] RDX: 00000000abcd1234 RSI: ffffa15fbac9bf70 RDI: ffffffff9e58bf98
 4257 14:02:13.405828  [   59.481607] RBP: ffffffff9e58b185 R08: 0000000000000000 R09: 0000000000000000
 4258 14:02:13.416593  [   59.489571] R10: 00000000ffffe000 R11: 3fffffffffffffff R12: 0000000000000009
 4259 14:02:13.422355  [   59.497538] R13: ffffa612827f7f10 R14: ffffa612827f7f10 R15: ffffa15f44e23000
 4260 14:02:13.432371  [   59.505506] FS:  00007f3787620580(0000) GS:ffffa15fbac80000(0000) knlGS:0000000000000000
 4261 14:02:13.438878  [   59.514545] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
 4262 14:02:13.445673  [   59.520952] CR2: ffffffff9e19b710 CR3: 0000000103d96006 CR4: 00000000003706e0
 4263 14:02:13.448749  [   59.528910] Call Trace:
 4264 14:02:13.452238  [   59.531636]  direct_entry.cold+0x2c/0x38
 4265 14:02:13.458509  [   59.536015]  full_proxy_write+0x53/0x80
 4266 14:02:13.462254  RSI: 00007fa2d204e000 RDI: 0000000000000001
 4267 14:02:13.468558  # [   54.559634] RB[   59.540298]  vfs_write+0xe7/0x3a0
 4268 14:02:13.472353  [   59.550205]  ksys_write+0x68/0xf0
 4269 14:02:13.475596  [   59.553903]  do_syscall_64+0x30/0x40
 4270 14:02:13.482304  [   59.557893]  entry_SYSCALL_64_after_hwframe+0x61/0xc6
 4271 14:02:13.485267  [   59.563532] RIP: 0033:0x7f37875368f3
 4272 14:02:13.505341  [   59.567511] 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
 4273 14:02:13.514793  [   59.588486] RSP: 002b:00007ffc9fa9ebd8 EFLAGS: 00000246 ORIG_RAX: 0000000000000001
 4274 14:02:13.521305  [   59.596930] RAX: ffffffffffffffda RBX: 0000000000000009 RCX: 00007f37875368f3
 4275 14:02:13.531608  [   59.604895] RDX: 0000000000000009 RSI: 00007f3787429000 RDI: 0000000000000001
 4276 14:02:13.538298  [   59.612860] RBP: 00007f3787429000 R08: 00007f3787428010 R09: 0000000000000000
 4277 14:02:13.547656  [   59.620826] R10: fffffffffffffbc5 R11: 0000000000000246 R12: 0000000000000001
 4278 14:02:13.554039  [   59.628796] R13: 0000000000000001 R14: 0000000000020000 R15: 0000000000020000
 4279 14:02:13.587138  P: 00007fa2d204e000 R08: 00007fa2d204d010 R09: 0000000000000000[   59.636762] 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
 4280 14:02:13.590558  [   59.669390] CR2: ffffffff9e19b710
 4281 14:02:13.597079  [   59.673087] ---[ end trace 6004f8110cb7309f ]---
 4282 14:02:13.600752  [   59.678249] RIP: 0010:lkdtm_BUG+0x5/0x10
 4283 14:02:13.620699  [   59.682623] Code: 89 ff e8 ee b1 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 50 f4 93 02
 4284 14:02:13.626908  [   59.703599] RSP: 0018:ffffa61281507e60 EFLAGS: 00010286
 4285 14:02:13.633174  [   59.709425] RAX: ffffffff9d4df0c0 RBX: 0000000000000001 RCX: 0000000000000000
 4286 14:02:13.643506  [   59.717395] RDX: 0000000000000000 RSI: ffffa15fbad9bf70 RDI: ffffffff9e19b290
 4287 14:02:13.650261  [   59.725364] RBP: ffffffff9e5e65f8 R08: 0000000000000001 R09: 0000000000000001
 4288 14:02:13.660398  [   59.733333] R10: 00000000ffffe000 R11: 3fffffffffffffff R12: 0000000000000004
 4289 14:02:13.666476  [   59.741305] R13: ffffa61281507f10 R14: ffffa61281507f10 R15: ffffa15f433f4000
 4290 14:02:13.676818  [   59.749293] FS:  00007f3787620580(0000) GS:ffffa15fbac80000(0000) knlGS:0000000000000000
 4291 14:02:13.682910  [   59.758325] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
 4292 14:02:13.689651  [   59.764738] CR2: ffffffff9e19b710 CR3: 0000000103d96006 CR4: 00000000003706e0
 4293 14:02:13.699256  # [   54.567601] R10: fffffffffffffbc5 R11: 0000000000000246 R12: 0000000000000001
 4294 14:02:13.706173  # [   54.575568] R13: 0000000000000001 R14: 0000000000020000 R15: 0000000000020000
 4295 14:02:13.708951  # EXEC_DATA: saw 'call trace:': ok
 4296 14:02:13.712504  ok 30 selftests: lkdtm: EXEC_DATA.sh
 4297 14:02:13.716131  # selftests: lkdtm: EXEC_STACK.sh
 4298 14:02:13.719030  # Killed
 4299 14:02:13.726302  # [   54.706613] lkdtm: Performing direct entry EXEC_STACK
 4300 14:02:13.732080  # [   54.713495] lkdtm: attempting ok execution at ffffffff9d4df490
 4301 14:02:13.739180  # [   54.720044] lkdtm: attempting bad execution at ffffa612823e7e18
 4302 14:02:13.745474  # [   54.726712] kernel tried to execute NX-protected page - exploit attempt? (uid: 0)
 4303 14:02:13.755413  # [   54.735076] BUG: unable to handle page fault for address: ffffa612823e7e18
 4304 14:02:13.761709  # [   54.748967] #PF: supervisor instruction fetch in kernel mode
 4305 14:02:13.765165  # [   54.755303] #PF: error_code(0x0011) - permissions violation
 4306 14:02:13.775720  # [   54.761515] PGD 100000067 P4D 100000067 PUD 100211067 PMD 103db4067 PTE 8000000104f0d063
 4307 14:02:13.782128  # [   54.770553] Oops: 0011 [#6] SMP PTI
 4308 14:02:13.788265  # [   54.774443] CPU: 3 PID: 1668 Comm: cat Tainted: G      D W         5.10.151-cip18 #1
 4309 14:02:13.794968  # [   54.783090] Hardware name: Google Rammus/Rammus, BIOS  09/04/2020
 4310 14:02:13.801511  # [   54.789894] RIP: 0010:0xffffa612823e7e18
 4311 14:02:13.828602  # [   54.794269] Code: 00 00 18 7e 3e 82 12 a6 ff ff 7e d5 b6 9d ff ff ff ff 20 00 00 00 00 00 00 00 1e b1 58 9e ff ff ff ff ad d6 b6 9d ff ff ff ff <0f> 1f 44 00 00 c3 cc cc cc cc 66 0f 1f 44 00 00 0f 1f 44 [   59.898880] lkdtm: Performing direct entry WRITE_RO_AFTER_INIT
 4312 14:02:13.834965  [   59.909774] lkdtm: attempting bad ro_after_init write at ffffffff9e608330
 4313 14:02:13.835463  00 00 55
 4314 14:02:13.847628  # [   54.815248] RSP: 0018:ffffa612823e7df8 EFLAGS: 00[   59.917383] BUG: unable to handle page fault for address: ffffffff9e608330
 4315 14:02:13.854449  [   59.931254] #PF: supervisor write access in kernel mode
 4316 14:02:13.860896  [   59.937087] #PF: error_code(0x0003) - permissions violation
 4317 14:02:13.861449  01[0246
 4318 14:02:13.877468  # [   54.821080] RAX: 0000000000000033 RBX: 000000000000   59.943299] PGD 2fa29067 P4D 2fa29067 PUD 2fa2a063 PMD 104c33063 PTE 800000002f808061
 4319 14:02:13.881053  [   59.958263] Oops: 0003 [#15] SMP PTI
 4320 14:02:13.887384  [   59.962252] CPU: 3 PID: 1988 Comm: cat Tainted: G      D W         5.10.151-cip18 #1
 4321 14:02:13.893841  [   59.970900] Hardware name: Google Rammus/Rammus, BIOS  09/04/2020
 4322 14:02:13.900389  [   59.977705] RIP: 0010:lkdtm_WRITE_RO_AFTER_INIT+0x4e/0x5a
 4323 14:02:13.923816  [   59.983731] Code: bf 58 9e e9 be 9b fd ff 48 c7 c7 f0 bf 58 9e e8 b2 9b fd ff 48 8b 05 28 ad a9 00 ba 34 12 cd ab 48 c7 c7 98 bf 58 9e 48 31 d0 <48> 89 05 12 ad a9 00 e9 90 9b fd ff 0f 1f 44 00 00 41 54 48 c7 c7
 4324 14:02:13.927134  [   60.004711] RSP: 0018:ffffa61282887e60 EFLAGS: 00010202
 4325 14:02:13.937265  [   60.010533] RAX: 00000000fe67479e RBX: 0000000000000029 RCX: 0000000000000000
 4326 14:02:13.943593  [   60.018502] RDX: 00000000abcd1234 RSI: ffffa15fbad9bf70 RDI: ffffffff9e58bf98
 4327 14:02:13.953260  [   60.026469] RBP: ffffffff9e58b18e R08: 0000000000000000 R09: 0000000000000000
 4328 14:02:13.959922  [   60.034438] R10: 00000000ffffe000 R11: 3fffffffffffffff R12: 0000000000000014
 4329 14:02:13.966945  [   60.042403] R13: ffffa61282887f10 R14: ffffa61282887f10 R15: ffffa15f4338c000
 4330 14:02:13.976670  [   60.050370] FS:  00007f9b6bd79580(0000) GS:ffffa15fbad80000(0000) knlGS:0000000000000000
 4331 14:02:13.983297  [   60.059404] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
 4332 14:02:13.992609  [   60.065817] CR2: ffffffff9e608330 CR3: 000000010655e002 CR4: 00000000003706e0
 4333 14:02:13.993099  [   60.073785] Call Trace:
 4334 14:02:13.999236  [   60.076511]  direct_entry.cold+0x2c/0x38
 4335 14:02:14.003039  [   60.080890]  full_proxy_write+0x53/0x80
 4336 14:02:14.006013  [   60.085172]  vfs_write+0xe7/0x3a0
 4337 14:02:14.009474  [   60.088869]  ksys_write+0x68/0xf0
 4338 14:02:14.012723  [   60.092559]  do_syscall_64+0x30/0x40
 4339 14:02:14.019416  [   60.096537]  entry_SYSCALL_64_after_hwframe+0x61/0xc6
 4340 14:02:14.022531  [   60.102176] RIP: 0033:0x7f9b6bc8f8f3
 4341 14:02:14.045777  [   60.106164] 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
 4342 14:02:14.052360  [   60.127142] RSP: 002b:00007ffed1702c18 EFLAGS: 00000246 ORIG_RAX: 0000000000000001
 4343 14:02:14.062483  [   60.135596] RAX: ffffffffffffffda RBX: 0000000000000014 RCX: 00007f9b6bc8f8f3
 4344 14:02:14.068877  [   60.143563] RDX: 0000000000000014 RSI: 00007f9b6bb82000 RDI: 0000000000000001
 4345 14:02:14.078518  [   60.151531] RBP: 00007f9b6bb82000 R08: 00007f9b6bb81010 R09: 0000000000000000
 4346 14:02:14.085417  [   60.159501] R10: fffffffffffffbc5 R11: 0000000000000246 R12: 0000000000000001
 4347 14:02:14.092067  [   60.167469] R13: 0000000000000001 R14: 0000000000020000 R15: 0000000000020000
 4348 14:02:14.118318  [   60.175440] 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
 4349 14:02:14.122067  0001 RCX: 0000000000000000
 4350 14:02:14.128029  # [   54.829046] RDX: 00000000000000[   60.201896] CR2: ffffffff9e608330
 4351 14:02:14.134588  [   60.211804] ---[ end trace 6004f8110cb730a0 ]---
 4352 14:02:14.138591  [   60.216948] RIP: 0010:lkdtm_BUG+0x5/0x10
 4353 14:02:14.161482  [   60.221323] Code: 89 ff e8 ee b1 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 50 f4 93 02
 4354 14:02:14.164936  [   60.242302] RSP: 0018:ffffa61281507e60 EFLAGS: 00010286
 4355 14:02:14.174629  [   60.248134] RAX: ffffffff9d4df0c0 RBX: 0000000000000001 RCX: 0000000000000000
 4356 14:02:14.181047  [   60.256101] RDX: 0000000000000000 RSI: ffffa15fbad9bf70 RDI: ffffffff9e19b290
 4357 14:02:14.191113  [   60.264069] RBP: ffffffff9e5e65f8 R08: 0000000000000001 R09: 0000000000000001
 4358 14:02:14.197637  [   60.272036] R10: 00000000ffffe000 R11: 3fffffffffffffff R12: 0000000000000004
 4359 14:02:14.204256  [   60.280005] R13: ffffa61281507f10 R14: ffffa61281507f10 R15: ffffa15f433f4000
 4360 14:02:14.213970  [   60.287973] FS:  00007f9b6bd79580(0000) GS:ffffa15fbad80000(0000) knlGS:0000000000000000
 4361 14:02:14.220578  [   60.297011] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
 4362 14:02:14.230675  [   60.303425] CR2: ffffffff9e608330 CR3: 000000010655e002 CR4: 00000000003706e0
 4363 14:02:14.240290  [   60.311392] BUG: sleeping function called from invalid context at include/linux/percpu-rwsem.h:49
 4364 14:02:14.247091  [   60.321302] in_atomic(): 0, irqs_disabled(): 1, non_block: 0, pid: 1988, name: cat
 4365 14:02:14.250412  [   60.329753] INFO: lockdep is turned off.
 4366 14:02:14.253924  [   60.334128] irq event stamp: 0
 4367 14:02:14.263812  [   60.337531] hardirqs last  enabled at (0): [<0000000000000000>] 0x0
 4368 14:02:14.270438  [   60.344529] hardirqs last disabled at (0): [<ffffffff9cd00cf0>] copy_process+0x640/0x1c80
 4369 14:02:14.280188  [   60.353652] softirqs last  enabled at (0): [<ffffffff9cd00cf0>] copy_process+0x640/0x1c80
 4370 14:02:14.286754  [   60.362786] softirqs last disabled at (0): [<0000000000000000>] 0x0
 4371 14:02:14.296503  [   60.369783] CPU: 3 PID: 1988 Comm: cat Tainted: G      D W         5.10.151-cip18 #1
 4372 14:02:14.303147  [   60.378430] Hardware name: Google Rammus/Rammus, BIOS  09/04/2020
 4373 14:02:14.306463  [   60.385245] Call Trace:
 4374 14:02:14.309899  [   60.387970]  dump_stack+0x77/0x9b
 4375 14:02:14.313201  [   60.391659]  ___might_sleep.cold+0xa6/0xb6
 4376 14:02:14.316351  [   60.396252]  exit_signals+0x1c/0x2e0
 4377 14:02:14.323175  [   60.400255]  do_exit+0xd5/0xb00
 4378 14:02:14.326386  [   60.403758]  ? ksys_write+0x68/0xf0
 4379 14:02:14.329818  [   60.407640]  rewind_stack_do_exit+0x17/0x20
 4380 14:02:14.333218  [   60.412306] RIP: 0033:0x7f9b6bc8f8f3
 4381 14:02:14.356016  [   60.416298] 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
 4382 14:02:14.362600  [   60.437275] RSP: 002b:00007ffed1702c18 EFLAGS: 00000246 ORIG_RAX: 0000000000000001
 4383 14:02:14.372937  [   60.445746] RAX: ffffffffffffffda RBX: 0000000000000014 RCX: 00007f9b6bc8f8f3
 4384 14:02:14.379266  [   60.453713] RDX: 0000000000000014 RSI: 00007f9b6bb82000 RDI: 0000000000000001
 4385 14:02:14.389019  [   60.461679] RBP: 00007f9b6bb82000 R08: 00007f9b6bb81010 R09: 0000000000000000
 4386 14:02:14.395509  [   60.469645] R10: fffffffffffffbc5 R11: 0000000000000246 R12: 0000000000000001
 4387 14:02:14.401752  [   60.477613] R13: 0000000000000001 R14: 0000000000020000 R15: 0000000000020000
 4388 14:02:14.408450  00 RSI: ffffa15fbad9bf70 RDI: ffffa15fbad9bf70
 4389 14:02:14.414915  # [   54.837012] RBP: ffffa612823e7e18 R08: 0000000000000000 R09: 0000000000000000
 4390 14:02:14.425066  # [   54.844980] R10: 00000000ffffe000 R11: 3fffffffffffffff R12: 000000000000000b
 4391 14:02:14.431468  # [   54.852946] R13: ffffa612823e7f10 R14: ffffa612823e7f10 R15: ffffa15f44f85000
 4392 14:02:14.441279  # [   54.860913] FS:  00007f22fa946580(0000) GS:ffffa15fbad80000(0000) knlGS:0000000000000000
 4393 14:02:14.448192  # [   54.869948] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
 4394 14:02:14.457717  # [   54.876363] CR2: ffffa612823e7e18 CR3: 0000000102964006 CR4: 00000000003706e0
 4395 14:02:14.458208  # [   54.884331] Call Trace:
 4396 14:02:14.464780  # [   54.887061]  ? execute_location+0x45/0x56
 4397 14:02:14.467907  # [   54.897750]  ? lkdtm_EXEC_STACK+0x26/0x44
 4398 14:02:14.474818  # [   54.902226]  ? direct_entry.cold+0x2c/0x38
 4399 14:02:14.477722  # [   54.913011]  ? full_proxy_write+0x53/0x80
 4400 14:02:14.481415  # [   54.917487]  ? vfs_write+0xe7/0x3a0
 4401 14:02:14.487516  # [   54.927589]  ? ksys_write+0x68/0xf0
 4402 14:02:14.490947  # [   54.931482]  ? do_syscall_64+0x30/0x40
 4403 14:02:14.497197  # [   54.935663]  ? entry_SYSCALL_64_after_hwframe+0x61/0xc6
 4404 14:02:14.523892  # [   54.941499] 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
 4405 14:02:14.527426  # [   54.967950] CR2: ffffa612823e7e18
 4406 14:02:14.530801  # [   54.977858] ---[ end trace 6004f8110cb73097 ]---
 4407 14:02:14.537504  # [   54.983012] RIP: 0010:lkdtm_BUG+0x5/0x10
 4408 14:02:14.544093  # [   54.987388] Code: 89 ff e8[   60.620219] lkdtm: Performing direct entry WRITE_KERN
 4409 14:02:14.560664   ee b1 a3 ff 48 c7 c0 ea ff ff ff eb de 48 c7 c0 ea ff ff ff c3 [   60.628006] lkdtm: attempting bad 6873240 byte write at ffffffff9db6d528
 4410 14:02:14.574409  cc cc cc cc 48 c7 c0 f4 ff ff ff eb c9 0f 1f 44 00 00 <0f> 0b 66[   60.641737] BUG: unable to handle page fault for address: ffffffff9db6d528
 4411 14:02:14.580906  [   60.655589] #PF: supervisor write access in kernel mode
 4412 14:02:14.584209  [   60.661418] #PF: error_code(0x0003) - permissions violation
 4413 14:02:14.593323  [   60.667637] PGD 2fa29067 P4D 2fa29067 PUD 2fa2a063 PMD 2ec000e1 
 4414 14:02:14.596924  [   60.674351] Oops: 0003 [#16] SMP PTI
 4415 14:02:14.603350  [   60.678340] CPU: 0 PID: 2023 Comm: cat Tainted: G      D W         5.10.151-cip18 #1
 4416 14:02:14.610116  [   60.686988] Hardware name: Google Rammus/Rammus, BIOS  09/04/2020
 4417 14:02:14.617360  [   60.693785] RIP: 0010:lkdtm_WRITE_KERN+0x38/0x4e
 4418 14:02:14.636155  [   60.698942] Code: 53 48 c7 c3 28 d5 b6 9d 49 89 dc 48 89 da 49 81 ec 90 f4 4d 9d 4c 89 e6 e8 65 9b fd ff 48 89 df 4c 89 e1 48 c7 c6 90 f4 4d 9d <f3> a4 48 c7 c7 98 bf 58 9e e8 4a 9b fd ff 5b 41 5c e9 b7 fe ff ff
 4419 14:02:14.643097  [   60.719915] RSP: 0018:ffffa61282907e50 EFLAGS: 00010246
 4420 14:02:14.652977  [   60.725740] RAX: 000000000000003c RBX: ffffffff9db6d528 RCX: 000000000068e098
 4421 14:02:14.659692  [   60.733709] RDX: 0000000000000000 RSI: ffffffff9d4df490 RDI: ffffffff9db6d528
 4422 14:02:14.666590  [   60.741672] RBP: ffffffff9e58b1a2 R08: 0000000000000000 R09: 0000000000000000
 4423 14:02:14.676084  [   60.749639] R10: 00000000ffffe000 R11: 3fffffffffffffff R12: 000000000068e098
 4424 14:02:14.682954  [   60.757604] R13: ffffa61282907f10 R14: ffffa61282907f10 R15: ffffa15f42a89000
 4425 14:02:14.692327  [   60.765572] FS:  00007f47e308e580(0000) GS:ffffa15fbac00000(0000) knlGS:0000000000000000
 4426 14:02:14.699319  [   60.774598] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
 4427 14:02:14.706121  [   60.781013] CR2: ffffffff9db6d528 CR3: 0000000102a4c001 CR4: 00000000003706f0
 4428 14:02:14.709242  [   60.788978] Call Trace:
 4429 14:02:14.712393  [   60.791708]  direct_entry.cold+0x2c/0x38
 4430 14:02:14.719786  [   60.796091]  full_proxy_write+0x53/0x80
 4431 14:02:14.721994  [   60.800376]  vfs_write+0xe7/0x3a0
 4432 14:02:14.725709  [   60.804080]  ksys_write+0x68/0xf0
 4433 14:02:14.728752  [   60.807777]  do_syscall_64+0x30/0x40
 4434 14:02:14.735659  [   60.811773]  entry_SYSCALL_64_after_hwframe+0x61/0xc6
 4435 14:02:14.739335  [   60.817413] RIP: 0033:0x7f47e2fa48f3
 4436 14:02:14.758961  [   60.821401] 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
 4437 14:02:14.768591  [   60.842380] RSP: 002b:00007ffc376dd808 EFLAGS: 00000246 ORIG_RAX: 0000000000000001
 4438 14:02:14.775150  [   60.850824] RAX: ffffffffffffffda RBX: 000000000000000b RCX: 00007f47e2fa48f3
 4439 14:02:14.785240  [   60.858792] RDX: 000000000000000b RSI: 00007f47e2e97000 RDI: 0000000000000001
 4440 14:02:14.791496  [   60.866760] RBP: 00007f47e2e97000 R08: 00007f47e2e96010 R09: 0000000000000000
 4441 14:02:14.801320  [   60.874726] R10: fffffffffffffbc5 R11: 0000000000000246 R12: 0000000000000001
 4442 14:02:14.807953  [   60.882694] R13: 0000000000000001 R14: 0000000000020000 R15: 0000000000020000
 4443 14:02:14.834506  [   60.890665] 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
 4444 14:02:14.838194  [   60.917099] CR2: ffffffff9db6d528
 4445 14:02:14.844556  [   60.920796] ---[ end trace 6004f8110cb730a1 ]---
 4446 14:02:14.847697  [   60.925950] RIP: 0010:lkdtm_BUG+0x5/0x10
 4447 14:02:14.867568  [   60.930325] Code: 89 ff e8 ee b1 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 50 f4 93 02
 4448 14:02:14.874387  [   60.951303] RSP: 0018:ffffa61281507e60 EFLAGS: 00010286
 4449 14:02:14.884346  [   60.957136] RAX: ffffffff9d4df0c0 RBX: 0000000000000001 RCX: 0000000000000000
 4450 14:02:14.890628  [   60.965104] RDX: 0000000000000000 RSI: ffffa15fbad9bf70 RDI: ffffffff9e19b290
 4451 14:02:14.897028  [   60.973072] RBP: ffffffff9e5e65f8 R08: 0000000000000001 R09: 0000000000000001
 4452 14:02:14.907179  [   60.981039] R10: 00000000ffffe000 R11: 3fffffffffffffff R12: 0000000000000004
 4453 14:02:14.913799  [   60.989005] R13: ffffa61281507f10 R14: ffffa61281507f10 R15: ffffa15f433f4000
 4454 14:02:14.923603  [   60.996973] FS:  00007f47e308e580(0000) GS:ffffa15fbac00000(0000) knlGS:0000000000000000
 4455 14:02:14.930648  [   61.006001] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
 4456 14:02:14.937230  [   61.012417] CR2: ffffffff9db6d528 CR3: 0000000102a4c001 CR4: 00000000003706f0
 4457 14:02:14.946731  [   61.020388] BUG: sleeping function called from invalid context at include/linux/percpu-rwsem.h:49
 4458 14:02:14.956492  [   61.030299] in_atomic(): 0, irqs_disabled(): 1, non_block: 0, pid: 2023, name: cat
 4459 14:02:14.960291  [   61.038754] INFO: lockdep is turned off.
 4460 14:02:14.963541  [   61.043127] irq event stamp: 0
 4461 14:02:14.969942  [   61.046531] hardirqs last  enabled at (0): [<0000000000000000>] 0x0
 4462 14:02:14.980120  [   61.053521] hardirqs last disabled at (0): [<ffffffff9cd00cf0>] copy_process+0x640/0x1c80
 4463 14:02:14.990161  [   61.062653] softirqs last  enabled at (0): [<ffffffff9cd00cf0>] copy_process+0x640/0x1c80
 4464 14:02:14.996799  [   61.071789] softirqs last disabled at (0): [<0000000000000000>] 0x0
 4465 14:02:15.006557  [   61.078784] CPU: 0 PID: 2023 Comm: cat Tainted: G      D W         5.10.151-cip18 #1
 4466 14:02:15.012667  [   61.087429] Hardware name: Google Rammus/Rammus, BIOS  09/04/2020
 4467 14:02:15.016835  [   61.094231] Call Trace:
 4468 14:02:15.019780  [   61.096959]  dump_stack+0x77/0x9b
 4469 14:02:15.023264  [   61.100665]  ___might_sleep.cold+0xa6/0xb6
 4470 14:02:15.026783  [   61.105244]  exit_signals+0x1c/0x2e0
 4471 14:02:15.030022  [   61.109237]  do_exit+0xd5/0xb00
 4472 14:02:15.032745  [   61.112741]  ? ksys_write+0x68/0xf0
 4473 14:02:15.039567  [   61.116634]  ? lkdtm_SLAB_FREE_CROSS.cold+0x32/0x32
 4474 14:02:15.046157  [   61.122078]  rewind_stack_do_exit+0x17/0x20
 4475 14:02:15.049210  [   61.126735] RIP: 0033:0x7f47e2fa48f3
 4476 14:02:15.069418  [   61.130724] 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
 4477 14:02:15.078839  [   61.151704] RSP: 002b:00007ffc376dd808 EFLAGS: 00000246 ORIG_RAX: 0000000000000001
 4478 14:02:15.085953  [   61.160155] RAX: ffffffffffffffda RBX: 000000000000000b RCX: 00007f47e2fa48f3
 4479 14:02:15.092030  [   61.168122] RDX: 000000000000000b RSI: 00007f47e2e97000 RDI: 0000000000000001
 4480 14:02:15.101958  [   61.176088] RBP: 00007f47e2e97000 R08: 00007f47e2e96010 R09: 0000000000000000
 4481 14:02:15.108896  [   61.184055] R10: fffffffffffffbc5 R11: 0000000000000246 R12: 0000000000000001
 4482 14:02:15.118323  [   61.192019] R13: 0000000000000001 R14: 0000000000020000 R15: 0000000000020000
 4483 14:02:15.121525   0f 1f 84 00 00 00 00 00 0f 1f 44 00 00 83 05 50 f4 93 02
 4484 14:02:15.128162  # [   55.008365] RSP: 0018:ffffa61281507e60 EFLAGS: 00010286
 4485 14:02:15.138045  # [   55.014196] RAX: ffffffff9d4df0c0 RBX: 0000000000000001 RCX: 0000000000000000
 4486 14:02:15.144752  # [   55.022165] RDX: 0000000000000000 RSI: ffffa15fbad9bf70 RDI: ffffffff9e19b290
 4487 14:02:15.154744  # [   55.030132] RBP: ffffffff9e5e65f8 R08: 0000000000000001 R09: 0000000000000001
 4488 14:02:15.160965  # [   55.038099] R10: 00000000ffffe000 R11: 3fffffffffffffff R12: 0000000000000004
 4489 14:02:15.171218  # [   55.046067] R13: ffffa61281507f10 R14: ffffa61281507f10 R15: ffffa15f433f4000
 4490 14:02:15.177960  # [   55.054036] FS:  00007f22fa946580(0000) GS:ffffa15fbad80000(0000) knlGS:0000000000000000
 4491 14:02:15.187719  # [   55.063064] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
 4492 14:02:15.193989  # [   55.069478] CR2: ffffa612823e7e18 CR3: 0000000102964006 CR4: 00000000003706e0
 4493 14:02:15.197425  # EXEC_STACK: saw 'call trace:': ok
 4494 14:02:15.200652  ok 31 selftests: lkdtm: EXEC_STACK.sh
 4495 14:02:15.203956  # selftests: lkdtm: EXEC_KMALLOC.sh
 4496 14:02:15.207739  # Killed
 4497 14:02:15.210489  # [   55.198239] lkdtm: Performing direct entry EXEC_KMALLOC
 4498 14:02:15.217288  # [   55.207640] lkdtm: attempting ok execution at ffffffff9d4df490
 4499 14:02:15.227254  # [   55.220381] lkdtm: attempting bad execution at ffffa15f44eefc00
 4500 14:02:15.233758  # [   55.233213] kernel tried to execute NX-protected page - exploit attempt? (uid: 0)
 4501 14:02:15.240689  # [   55.247775] BUG: unable to handle page fault for address: ffffa15f44eefc00
 4502 14:02:15.247171  # [   55.255451] #PF: supervisor instruction fetch in kernel mode
 4503 14:02:15.253850  # [   55.261758] #PF: error_code(0x0011) - permissions violation
 4504 14:02:15.263527  # [   55.267977] PGD 31201067 P4D 31201067 PUD 10084e063 PMD 104fe9063 PTE 8000000104eef063
 4505 14:02:15.266674  # [   55.283039] Oops: 0011 [#7] SMP PTI
 4506 14:02:15.276807  # [   55.286930] CPU: 1 PID: 1704 Comm: cat Tainted: G      D W         5.10.151-cip18 #1
 4507 14:02:15.283395  # [   55.295577] Hardware name: Google Rammus/Rammus, BIOS  09/04/2020
 4508 14:02:15.290082  # [   55.302381] RIP: 0010:0xffffa15f44eefc00
 4509 14:02:15.309782  # [   55.306756] Code: 2d 64 2d 67 65 6e 65 72 61 74 6f 72 00 44 5f a1 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
 4510 14:02:15.316133  # [   55.327736] RSP: 0018:ffffa61282447e38 EFLAGS: 00010246
 4511 14:02:15.322708  # [   55.333567] RAX: 0000000000000033 RBX: 0000000000000001 RCX: 0000000000000000
 4512 14:02:15.332690  # [   55.341535] RDX: 0000000000000000 RSI: ffffa15fbac9bf70 RDI: ffffa15fbac9bf70
 4513 14:02:15.342602  # [   55.349503] RBP: ffffa15f44e[   61.416558] lkdtm: Performing direct entry REFCOUNT_INC_OVERFLOW
 4514 14:02:15.349283  [   61.424245] lkdtm: attempting good refcount_inc() without overflow
 4515 14:02:15.352708  efc00 R08: 0000000000000000 R09: 0000000000000000
 4516 14:02:15.362905  # [   55.3574[   61.431150] lkdtm: attempting bad refcount_inc() overflow
 4517 14:02:15.365917  [   61.443390] ------------[ cut here ]------------
 4518 14:02:15.372796  [   61.448551] refcount_t: saturated; leaking memory.
 4519 14:02:15.382398  [   61.453928] WARNING: CPU: 3 PID: 2058 at lib/refcount.c:22 refcount_warn_saturate+0x51/0x110
 4520 14:02:15.415200  71] R10: 00000000ffffe000 R11: 3fffffffffffffff R12: 00000000000[   61.463365] 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
 4521 14:02:15.421709  [   61.495996] CPU: 3 PID: 2058 Comm: cat Tainted: G      D W         5.10.151-cip18 #1
 4522 14:02:15.428676  [   61.504676] Hardware name: Google Rammus/Rammus, BIOS  09/04/2020
 4523 14:02:15.435068  [   61.511483] RIP: 0010:refcount_warn_saturate+0x51/0x110
 4524 14:02:15.454752  [   61.517320] Code: 84 bc 00 00 00 c3 cc cc cc cc 85 f6 74 46 80 3d 65 42 94 01 00 75 ee 48 c7 c7 e0 6b 52 9e c6 05 55 42 94 01 01 e8 fa 6d 98 00 <0f> 0b c3 cc cc cc cc 80 3d 41 42 94 01 00 75 cb 48 c7 c7 08 6c 52
 4525 14:02:15.461441  [   61.538302] RSP: 0018:ffffa61282997e48 EFLAGS: 00010286
 4526 14:02:15.471580  [   61.544139] RAX: 0000000000000000 RBX: 000000000000002b RCX: 0000000000000000
 4527 14:02:15.478152  [   61.552108] RDX: ffffa15fbadac660 RSI: ffffa15fbad9bf70 RDI: ffffa15fbad9bf70
 4528 14:02:15.484627  [   61.560080] RBP: ffffffff9e58b1ad R08: 0000000000000000 R09: 0000000000000000
 4529 14:02:15.494428  [   61.568049] R10: 00000000ffffe000 R11: 3fffffffffffffff R12: 0000000000000016
 4530 14:02:15.501361  [   61.576022] R13: ffffa61282997f10 R14: ffffa61282997f10 R15: ffffa15f403fc000
 4531 14:02:15.510940  [   61.583991] FS:  00007fc2e1cef580(0000) GS:ffffa15fbad80000(0000) knlGS:0000000000000000
 4532 14:02:15.517682  [   61.593027] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
 4533 14:02:15.524808  [   61.599444] CR2: 00007fc2e1af8000 CR3: 0000000103d92002 CR4: 00000000003706e0
 4534 14:02:15.527855  [   61.607415] Call Trace:
 4535 14:02:15.534178  [   61.610145]  lkdtm_REFCOUNT_INC_OVERFLOW+0x70/0x98
 4536 14:02:15.537478  [   61.615521]  direct_entry.cold+0x2c/0x38
 4537 14:02:15.540957  [   61.619924]  full_proxy_write+0x53/0x80
 4538 14:02:15.543906  [   61.624251]  vfs_write+0xe7/0x3a0
 4539 14:02:15.547244  0000d
 4540 14:02:15.557238  # [   55.365439] R13: ffffa61282447f10 R14: ffffa61282447[   61.627960]  ksys_write+0x68/0xf0
 4541 14:02:15.560543  [   61.637868]  do_syscall_64+0x30/0x40
 4542 14:02:15.563878  [   61.641884]  entry_SYSCALL_64_after_hwframe+0x61/0xc6
 4543 14:02:15.570757  [   61.647526] RIP: 0033:0x7fc2e1c058f3
 4544 14:02:15.590139  [   61.651515] 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 14:02:15.599844  [   61.672495] RSP: 002b:00007fff7be36a48 EFLAGS: 00000246 ORIG_RAX: 0000000000000001
 4546 14:02:15.606092  [   61.680952] RAX: ffffffffffffffda RBX: 0000000000000016 RCX: 00007fc2e1c058f3
 4547 14:02:15.613346  [   61.688924] RDX: 0000000000000016 RSI: 00007fc2e1af8000 RDI: 0000000000000001
 4548 14:02:15.616366  f10 R15: ffffa15f432aa000
 4549 14:02:15.629461  # [   55.373398] FS:  00007ff196e2158[   61.696899] RBP: 00007fc2e1af8000 R08: 00007fc2e1af7010 R09: 0000000000000000
 4550 14:02:15.632430  0(0000) GS:ffffa15fbac80000(0000) knlGS:0000000000000000
 4551 14:02:15.642949  # [   [   61.711084] R10: fffffffffffffbc5 R11: 0000000000000246 R12: 0000000000000001
 4552 14:02:15.649391  [   61.725271] R13: 0000000000000001 R14: 0000000000020000 R15: 0000000000020000
 4553 14:02:15.655898  [   61.733270] irq event stamp: 0
 4554 14:02:15.662829  [   61.736703] hardirqs last  enabled at (0): [<0000000000000000>] 0x0
 4555 14:02:15.668920  [   61.743705] hardirqs last disabled at (0): [<ffffffff9cd00cf0>] copy_process+0x640/0x1c80
 4556 14:02:15.679175  [   61.752843] softirqs last  enabled at (0): [<ffffffff9cd00cf0>] copy_process+0x640/0x1c80
 4557 14:02:15.686008  [   61.761986] softirqs last disabled at (0): [<0000000000000000>] 0x0
 4558 14:02:15.692177  [   61.769018] ---[ end trace 6004f8110cb730a2 ]---
 4559 14:02:15.695362  [   61.774199] lkdtm: Overflow detected: saturated
 4560 14:02:15.702301  55.382435] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
 4561 14:02:15.711709  # [   55.388839] CR2: ffffa15f44eefc00 CR3: 0000000102b90005 CR4: 00000000003706e0
 4562 14:02:15.715283  # [   55.396807] Call Trace:
 4563 14:02:15.718645  # [   55.399536]  ? execute_location+0x45/0x56
 4564 14:02:15.724944  # [   55.404012]  ? lkdtm_EXEC_KMALLOC+0x2c/0x40
 4565 14:02:15.728392  # [   55.414891]  ? direct_entry.cold+0x2c/0x38
 4566 14:02:15.731649  # [   55.419455]  ? full_proxy_write+0x53/0x80
 4567 14:02:15.738467  # [   55.423929]  ? vfs_write+0xe7/0x3a0
 4568 14:02:15.741904  # [   55.427823]  ? ksys_write+0x68/0xf0
 4569 14:02:15.745063  # [   55.431706]  ? do_syscall_64+0x30/0x40
 4570 14:02:15.751509  # [   55.435890]  ? entry_SYSCALL_64_after_hwframe+0x61/0xc6
 4571 14:02:15.777812  # [   55.441727] 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
 4572 14:02:15.781526  # [   55.474363] CR2: ffffa15f44eefc00
 4573 14:02:15.787665  # [   55.478050] ---[ end trace 6004f8110cb73098 ]---
 4574 14:02:15.790951  # [   55.483202] RIP: 0010:lkdtm_BUG+0x5/0x10
 4575 14:02:15.814466  # [   55.487577] Code: 89 ff e8 ee b1 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 50 f4 93 02
 4576 14:02:15.817581  # [   55.508559] RSP: 0018:ffffa61281507e60 EFLAGS: 00010286
 4577 14:02:15.827417  # [   55.514383] RAX: [   61.898302] lkdtm: Performing direct entry REFCOUNT_ADD_OVERFLOW
 4578 14:02:15.834123  [   61.910377] lkdtm: attempting good refcount_add() without overflow
 4579 14:02:15.841030  [   61.917319] lkdtm: attempting bad refcount_add() overflow
 4580 14:02:15.847464  [   61.923374] ------------[ cut here ]------------
 4581 14:02:15.850577  [   61.928539] refcount_t: saturated; leaking memory.
 4582 14:02:15.860840  [   61.933917] WARNING: CPU: 3 PID: 2090 at lib/refcount.c:22 refcount_warn_saturate+0x51/0x110
 4583 14:02:15.886608  [   61.943355] 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
 4584 14:02:15.896416  [   61.969800] CPU: 3 PID: 2090 Comm: cat Tainted: G      D W         5.10.151-cip18 #1
 4585 14:02:15.903280  ffffffff9d4df0c0 RBX: 0000000000000001 RCX: 0000000000000000
 4586 14:02:15.909835  # [   61.978474] Hardware name: Google Rammus/Rammus, BIOS  09/04/2020
 4587 14:02:15.916137  [   61.991499] RIP: 0010:refcount_warn_saturate+0x51/0x110
 4588 14:02:15.942867  [   55.522351] RDX: 0000000000000000 RSI: ffffa15fbad9bf70 RDI: [   61.997363] Code: 84 bc 00 00 00 c3 cc cc cc cc 85 f6 74 46 80 3d 65 42 94 01 00 75 ee 48 c7 c7 e0 6b 52 9e c6 05 55 42 94 01 01 e8 fa 6d 98 00 <0f> 0b c3 cc cc cc cc 80 3d 41 42 94 01 00 75 cb 48 c7 c7 08 6c 52
 4589 14:02:15.949662  [   62.024553] RSP: 0018:ffffa612829ffe48 EFLAGS: 00010286
 4590 14:02:15.955780  [   62.030388] RAX: 0000000000000000 RBX: 000000000000002c RCX: 0000000000000000
 4591 14:02:15.962360  [   62.038360] RDX: ffffa15fbadac660 RSI: ffffa15fbad9bf70 RDI: ffffa15fbad9bf70
 4592 14:02:15.972832  [   62.046329] RBP: ffffffff9e58b1c3 R08: 0000000000000000 R09: 0000000000000000
 4593 14:02:15.979772  [   62.054300] R10: 00000000ffffe000 R11: 3fffffffffffffff R12: 0000000000000016
 4594 14:02:15.989352  [   62.062270] R13: ffffa612829fff10 R14: ffffa612829fff10 R15: ffffa15f43648000
 4595 14:02:15.995948  [   62.070249] FS:  00007f108940f580(0000) GS:ffffa15fbad80000(0000) knlGS:0000000000000000
 4596 14:02:15.998679  ffffffff9e19b290
 4597 14:02:16.009040  # [   55.530318] RBP: ffffffff9e5e65f8 R08: 00[   62.079291] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
 4598 14:02:16.018511  [   62.091915] CR2: 00007f1089218000 CR3: 00000001033ec001 CR4: 00000000003706e0
 4599 14:02:16.019000  [   62.099876] Call Trace:
 4600 14:02:16.025418  [   62.102607]  lkdtm_REFCOUNT_ADD_OVERFLOW+0x7f/0xa7
 4601 14:02:16.028421  [   62.107979]  direct_entry.cold+0x2c/0x38
 4602 14:02:16.034993  [   62.112358]  full_proxy_write+0x53/0x80
 4603 14:02:16.038613  [   62.116665]  vfs_write+0xe7/0x3a0
 4604 14:02:16.041989  [   62.120388]  ksys_write+0x68/0xf0
 4605 14:02:16.045260  [   62.124088]  do_syscall_64+0x30/0x40
 4606 14:02:16.051743  [   62.128079]  entry_SYSCALL_64_after_hwframe+0x61/0xc6
 4607 14:02:16.055058  [   62.133720] RIP: 0033:0x7f10893258f3
 4608 14:02:16.074780  [   62.137712] 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
 4609 14:02:16.084758  [   62.158694] RSP: 002b:00007ffcb96eca08 EFLAGS: 00000246 ORIG_RAX: 0000000000000001
 4610 14:02:16.091130  [   62.167150] RAX: ffffffffffffffda RBX: 0000000000000016 RCX: 00007f10893258f3
 4611 14:02:16.100913  [   62.175120] RDX: 0000000000000016 RSI: 00007f1089218000 RDI: 0000000000000001
 4612 14:02:16.107626  [   62.183089] RBP: 00007f1089218000 R08: 00007f1089217010 R09: 0000000000000000
 4613 14:02:16.117866  [   62.191057] R10: fffffffffffffbc5 R11: 0000000000000246 R12: 0000000000000001
 4614 14:02:16.124551  [   62.199028] R13: 0000000000000001 R14: 0000000000020000 R15: 0000000000020000
 4615 14:02:16.127580  [   62.207005] irq event stamp: 0
 4616 14:02:16.130741  00000000000001 R09: 0000000000000001
 4617 14:02:16.141019  # [   55.538296] R10: 0000[   62.210439] hardirqs last  enabled at (0): [<0000000000000000>] 0x0
 4618 14:02:16.150657  [   62.223649] hardirqs last disabled at (0): [<ffffffff9cd00cf0>] copy_process+0x640/0x1c80
 4619 14:02:16.160217  [   62.232786] softirqs last  enabled at (0): [<ffffffff9cd00cf0>] copy_process+0x640/0x1c80
 4620 14:02:16.166871  [   62.241922] softirqs last disabled at (0): [<0000000000000000>] 0x0
 4621 14:02:16.173883  0000ffffe000 R11: 3fffffffffffffff R12: 0000000000000004
 4622 14:02:16.176769  # [   [   62.248924] ---[ end trace 6004f8110cb730a3 ]---
 4623 14:02:16.183305  [   62.260294] lkdtm: Overflow detected: saturated
 4624 14:02:16.189965  55.546263] R13: ffffa61281507f10 R14: ffffa61281507f10 R15: ffffa15f433f4000
 4625 14:02:16.199948  # [   55.554248] FS:  00007ff196e21580(0000) GS:ffffa15fbac80000(0000) knlGS:0000000000000000
 4626 14:02:16.206839  # [   55.563297] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
 4627 14:02:16.213263  # [   55.569711] CR2: ffffa15f44eefc00 CR3: 0000000102b90005 CR4: 00000000003706e0
 4628 14:02:16.223516  # [   55.577680] BUG: sleeping function called from invalid context at include/linux/percpu-rwsem.h:49
 4629 14:02:16.233063  # [   55.587584] in_atomic(): 0, irqs_disabled(): 1, non_block: 0, pid: 1704, name: cat
 4630 14:02:16.236541  # [   55.596042] INFO: lockdep is turned off.
 4631 14:02:16.243119  # [   55.600418] irq event stamp: 0
 4632 14:02:16.249487  # [   55.603821] hardirqs last  enabled at (0): [<0000000000000000>] 0x0
 4633 14:02:16.259801  # [   55.610815] hardirqs last disabled at (0): [<ffffffff9cd00cf0>] copy_process+0x640/0x1c80
 4634 14:02:16.266100  # [   55.619945] softirqs last  enabled at (0): [<ffffffff9cd00cf0>] copy_process+0x640/0x1c80
 4635 14:02:16.276545  # [   55.629077] softirqs last disabled at (0): [<0000000000000000>] 0x0
 4636 14:02:16.282923  # [   55.636074] CPU: 1 PID: 1704 Comm: cat Tainted: G      D W         5.10.151-cip18 #1
 4637 14:02:16.289479  # [   55.644720] Hardware name: Google Rammus/Rammus, BIOS  09/04/2020
 4638 14:02:16.292990  # [   55.651525] Call Trace:
 4639 14:02:16.295721  # [   55.654253]  dump_stack+0x77/0x9b
 4640 14:02:16.302596  # [   55.657953]  ___might_sleep.cold+0xa6/0xb6
 4641 14:02:16.305883  # [   55.668737]  exit_signals+0x1c/0x2e0
 4642 14:02:16.315700  # [   55.6727[   62.384706] lkdtm: Performing direct entry REFCOUNT_INC_NOT_ZERO_OVERFLOW
 4643 14:02:16.322524  [   62.397252] lkdtm: attempting bad refcount_inc_not_zero() overflow
 4644 14:02:16.325545  25]  do_exit+0xd5/0xb00
 4645 14:02:16.332492  # [   55.682438]  ? ksys_write+0x68/0xf[   62.404168] ------------[ cut here ]------------
 4646 14:02:16.338872  [   62.415527] refcount_t: saturated; leaking memory.
 4647 14:02:16.348650  [   62.420905] WARNING: CPU: 2 PID: 2122 at lib/refcount.c:19 refcount_warn_saturate+0x97/0x110
 4648 14:02:16.349377  0
 4649 14:02:16.352063  # [   55.686329]  rewind_stack_do_exit+0x17/0x20
 4650 14:02:16.381484  # [   55.69[   62.430341] 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
 4651 14:02:16.388433  [   62.462972] CPU: 2 PID: 2122 Comm: cat Tainted: G      D W         5.10.151-cip18 #1
 4652 14:02:16.395031  [   62.471652] Hardware name: Google Rammus/Rammus, BIOS  09/04/2020
 4653 14:02:16.400978  [   62.478459] RIP: 0010:refcount_warn_saturate+0x97/0x110
 4654 14:02:16.424393  [   62.484300] Code: 01 01 e8 d7 6d 98 00 0f 0b c3 cc cc cc cc 80 3d 20 42 94 01 00 75 a8 48 c7 c7 e0 6b 52 9e c6 05 10 42 94 01 01 e8 b4 6d 98 00 <0f> 0b c3 cc cc cc cc 80 3d fa 41 94 01 00 75 85 48 c7 c7 38 6c 52
 4655 14:02:16.427732  [   62.505300] RSP: 0018:ffffa61282aa7e38 EFLAGS: 00010282
 4656 14:02:16.430986  0996] RIP: 0033:0x7ff196d378f3
 4657 14:02:16.444088  # [   55.701191] Code: 8b 15 a1 [   62.511163] RAX: 0000000000000000 RBX: 000000007fffffff RCX: 0000000000000000
 4658 14:02:16.450436  [   62.525342] RDX: ffffa15fbad2c660 RSI: ffffa15fbad1bf70 RDI: ffffa15fbad1bf70
 4659 14:02:16.464008  25 0e 00 f7 d8 64 89 02 48 c7 c0 ff ff ff ff eb b7 0f 1f 00 64 8[   62.533341] RBP: ffffffff9e58ae00 R08: 0000000000000000 R09: 0000000000000000
 4660 14:02:16.474288  [   62.547528] R10: 00000000ffffe000 R11: 3fffffffffffffff R12: 000000000000001f
 4661 14:02:16.480501  [   62.555530] R13: ffffa61282aa7f10 R14: ffffa61282aa7f10 R15: ffffa15f44e65000
 4662 14:02:16.490289  [   62.563501] FS:  00007ff53d6e8580(0000) GS:ffffa15fbad00000(0000) knlGS:0000000000000000
 4663 14:02:16.496841  [   62.572540] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
 4664 14:02:16.503150  [   62.578959] CR2: 00007ff53d4f1000 CR3: 000000010362c003 CR4: 00000000003706e0
 4665 14:02:16.506805  [   62.586956] Call Trace:
 4666 14:02:16.520228  b 04 25 18 00 00 00 85 c0 75 14 b8 01 00 00 00 0f 05 <48> 3d 00 [   62.589703]  __refcount_add_not_zero.constprop.0+0x2a/0x35
 4667 14:02:16.526445  [   62.602030]  lkdtm_REFCOUNT_INC_NOT_ZERO_OVERFLOW+0x3e/0x76
 4668 14:02:16.529910  [   62.608261]  direct_entry.cold+0x2c/0x38
 4669 14:02:16.532887  [   62.612649]  full_proxy_write+0x53/0x80
 4670 14:02:16.539401  [   62.616965]  vfs_write+0xe7/0x3a0
 4671 14:02:16.543095  [   62.620696]  ksys_write+0x68/0xf0
 4672 14:02:16.546125  [   62.624397]  do_syscall_64+0x30/0x40
 4673 14:02:16.553136  [   62.628410]  entry_SYSCALL_64_after_hwframe+0x61/0xc6
 4674 14:02:16.556559  [   62.634078] RIP: 0033:0x7ff53d5fe8f3
 4675 14:02:16.576054  [   62.638068] 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
 4676 14:02:16.585721  [   62.659051] RSP: 002b:00007ffc5c382388 EFLAGS: 00000246 ORIG_RAX: 0000000000000001
 4677 14:02:16.592767  [   62.667511] RAX: ffffffffffffffda RBX: 000000000000001f RCX: 00007ff53d5fe8f3
 4678 14:02:16.602364  [   62.675482] RDX: 000000000000001f RSI: 00007ff53d4f1000 RDI: 0000000000000001
 4679 14:02:16.609380  [   62.683454] RBP: 00007ff53d4f1000 R08: 00007ff53d4f0010 R09: 0000000000000000
 4680 14:02:16.615336  [   62.691426] R10: fffffffffffffbc5 R11: 0000000000000246 R12: 0000000000000001
 4681 14:02:16.625371  [   62.699398] R13: 0000000000000001 R14: 0000000000020000 R15: 0000000000020000
 4682 14:02:16.628997  [   62.707394] irq event stamp: 0
 4683 14:02:16.635382  f0 ff ff 77 55 c3 0f 1f 40 00 48 83 ec 28 48 89 54 24 18
 4684 14:02:16.642588  # [   [   62.710811] hardirqs last  enabled at (0): [<0000000000000000>] 0x0
 4685 14:02:16.652405  [   62.724022] hardirqs last disabled at (0): [<ffffffff9cd00cf0>] copy_process+0x640/0x1c80
 4686 14:02:16.658569  [   62.733183] softirqs last  enabled at (0): [<ffffffff9cd00cf0>] copy_process+0x640/0x1c80
 4687 14:02:16.668816  [   62.742320] softirqs last disabled at (0): [<0000000000000000>] 0x0
 4688 14:02:16.671478  [   62.749319] ---[ end trace 6004f8110cb730a4 ]---
 4689 14:02:16.678385  [   62.754476] lkdtm: Overflow detected: saturated
 4690 14:02:16.684905  55.722173] RSP: 002b:00007fff4587b648 EFLAGS: 00000246 ORIG_RAX: 0000000000000001
 4691 14:02:16.694588  # [   55.736840] RAX: ffffffffffffffda RBX: 000000000000000d RCX: 00007ff196d378f3
 4692 14:02:16.701336  # [   55.744809] RDX: 000000000000000d RSI: 00007ff196c2a000 RDI: 0000000000000001
 4693 14:02:16.711262  # [   55.752777] RBP: 00007ff196c2a000 R08: 00007ff196c29010 R09: 0000000000000000
 4694 14:02:16.718070  # [   55.760739] R10: fffffffffffffbc5 R11: 0000000000000246 R12: 0000000000000001
 4695 14:02:16.724287  # [   55.774920] R13: 0000000000000001 R14: 0000000000020000 R15: 0000000000020000
 4696 14:02:16.731091  # EXEC_KMALLOC: saw 'call trace:': ok
 4697 14:02:16.734330  ok 32 selftests: lkdtm: EXEC_KMALLOC.sh
 4698 14:02:16.737397  # selftests: lkdtm: EXEC_VMALLOC.sh
 4699 14:02:16.737878  # Killed
 4700 14:02:16.743945  # [   55.890917] lkdtm: Performing direct entry EXEC_VMALLOC
 4701 14:02:16.750963  # [   55.900608] lkdtm: attempting ok execution at ffffffff9d4df490
 4702 14:02:16.757243  # [   55.907136] lkdtm: attempting bad execution at ffffa61280361000
 4703 14:02:16.767341  # [   55.913774] kernel tried to execute NX-protected page - exploit attempt? (uid: 0)
 4704 14:02:16.774043  # [   55.922139] BUG: unable to handle page fault for address: ffffa61280361000
 4705 14:02:16.780636  # [   55.936031] #PF: supervisor instruction fetch in kernel mode
 4706 14:02:16.786628  # [   55.942350] #PF: error_code(0x0011) - permissions violation
 4707 14:02:16.796488  # [   55.948571] PGD 100000067 P4D 100000067 PUD 100211067 PMD 10099f067 PTE 8000000104170063
 4708 14:02:16.800063  # [   55.963826] Oops: 0011 [#8] SMP PTI
 4709 14:02:16.809907  # [   55.967709] CPU: 3 PID: 1740 Comm: cat Tainted: G      D W         5.10.151-cip18 #1
 4710 14:02:16.816430  # [   55.976360] Hardware name: Google Rammus/Rammus, BIOS  09/04/2020
 4711 14:02:16.819734  # [   55.983167] RIP: 0010:0xffffa61280361000
 4712 14:02:16.833701  # [   55.987546] Code: Unable to access opcode bytes at [   62.904968] lkdtm: Performing direct entry REFCOUNT_ADD_NOT_ZERO_OVERFLOW
 4713 14:02:16.840025  [   62.916330] lkdtm: attempting bad refcount_add_not_zero() overflow
 4714 14:02:16.846465  [   62.923243] ------------[ cut here ]------------
 4715 14:02:16.849682  [   62.928415] refcount_t: saturated; leaking memory.
 4716 14:02:16.859570  [   62.933793] WARNING: CPU: 3 PID: 2154 at lib/refcount.c:19 refcount_warn_saturate+0x97/0x110
 4717 14:02:16.886380  [   62.943235] 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
 4718 14:02:16.889813  RIP 0xffffa61280360fd6.
 4719 14:02:16.902574  # [   56.001435] RSP: 0018:ffffa612824b[   62.969697] CPU: 3 PID: 2154 Comm: cat Tainted: G      D W         5.10.151-cip18 #1
 4720 14:02:16.909067  [   62.984555] Hardware name: Google Rammus/Rammus, BIOS  09/04/2020
 4721 14:02:16.915663  [   62.991362] RIP: 0010:refcount_warn_saturate+0x97/0x110
 4722 14:02:16.935684  [   62.997198] Code: 01 01 e8 d7 6d 98 00 0f 0b c3 cc cc cc cc 80 3d 20 42 94 01 00 75 a8 48 c7 c7 e0 6b 52 9e c6 05 10 42 94 01 01 e8 b4 6d 98 00 <0f> 0b c3 cc cc cc cc 80 3d fa 41 94 01 00 75 85 48 c7 c7 38 6c 52
 4723 14:02:16.942319  [   63.018207] RSP: 0018:ffffa61282b3fe38 EFLAGS: 00010282
 4724 14:02:16.948905  [   63.024076] RAX: 0000000000000000 RBX: 000000007fffffff RCX: 0000000000000000
 4725 14:02:16.959280  [   63.032049] RDX: ffffa15fbadac660 RSI: ffffa15fbad9bf70 RDI: ffffa15fbad9bf70
 4726 14:02:16.964964  [   63.040025] RBP: ffffffff9e58ae20 R08: 0000000000000000 R09: 0000000000000000
 4727 14:02:16.975277  [   63.048026] R10: 00000000ffffe000 R11: 3fffffffffffffff R12: 000000000000001f
 4728 14:02:16.981911  [   63.055999] R13: ffffa61282b3ff10 R14: ffffa61282b3ff10 R15: ffffa15f4322a000
 4729 14:02:16.991465  [   63.063972] FS:  00007f7b9a829580(0000) GS:ffffa15fbad80000(0000) knlGS:0000000000000000
 4730 14:02:16.998138  [   63.073013] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
 4731 14:02:17.005261  [   63.079431] CR2: 00007f7b9a632000 CR3: 0000000104ca8006 CR4: 00000000003706e0
 4732 14:02:17.008276  [   63.087403] Call Trace:
 4733 14:02:17.014931  [   63.090136]  __refcount_add_not_zero.constprop.0+0x2a/0x35
 4734 14:02:17.021671  [   63.096298]  lkdtm_REFCOUNT_ADD_NOT_ZERO_OVERFLOW+0x3e/0x76
 4735 14:02:17.024647  [   63.102555]  direct_entry.cold+0x2c/0x38
 4736 14:02:17.027516  [   63.106938]  full_proxy_write+0x53/0x80
 4737 14:02:17.030771  [   63.111252]  vfs_write+0xe7/0x3a0
 4738 14:02:17.037767  [   63.114976]  ksys_write+0x68/0xf0
 4739 14:02:17.040935  [   63.118709]  do_syscall_64+0x30/0x40
 4740 14:02:17.047557  [   63.122731]  entry_SYSCALL_64_after_hwframe+0x61/0xc6
 4741 14:02:17.051213  [   63.128404] RIP: 0033:0x7f7b9a73f8f3
 4742 14:02:17.070972  [   63.132397] 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
 4743 14:02:17.080279  [   63.153379] RSP: 002b:00007ffdf9bea9b8 EFLAGS: 00000246 ORIG_RAX: 0000000000000001
 4744 14:02:17.087399  [   63.161839] RAX: ffffffffffffffda RBX: 000000000000001f RCX: 00007f7b9a73f8f3
 4745 14:02:17.096881  [   63.169812] RDX: 000000000000001f RSI: 00007f7b9a632000 RDI: 0000000000000001
 4746 14:02:17.103536  [   63.177783] RBP: 00007f7b9a632000 R08: 00007f7b9a631010 R09: 0000000000000000
 4747 14:02:17.110174  [   63.185755] R10: fffffffffffffbc5 R11: 0000000000000246 R12: 0000000000000001
 4748 14:02:17.112848  7e38 EFLAGS: 00010246
 4749 14:02:17.126264  # [   56.007260] RAX: 0000000000000033 RB[   63.193728] R13: 0000000000000001 R14: 0000000000020000 R15: 0000000000020000
 4750 14:02:17.129564  X: 0000000000000001 RCX: 0000000000000000
 4751 14:02:17.136550  # [   56.015246] RDX:[   63.207920] irq event stamp: 0
 4752 14:02:17.143464  [   63.217539] hardirqs last  enabled at (0): [<0000000000000000>] 0x0
 4753 14:02:17.152981  [   63.224542] hardirqs last disabled at (0): [<ffffffff9cd00cf0>] copy_process+0x640/0x1c80
 4754 14:02:17.159409  [   63.233703] softirqs last  enabled at (0): [<ffffffff9cd00cf0>] copy_process+0x640/0x1c80
 4755 14:02:17.165907  [   63.242839] softirqs last disabled at (0): [<0000000000000000>] 0x0
 4756 14:02:17.172693  [   63.249840] ---[ end trace 6004f8110cb730a5 ]---
 4757 14:02:17.176064  [   63.254995] lkdtm: Overflow detected: saturated
 4758 14:02:17.182615   0000000000000000 RSI: ffffa15fbad9bf70 RDI: ffffa15fbad9bf70
 4759 14:02:17.192820  # [   56.023211] RBP: ffffa61280361000 R08: 0000000000000000 R09: 0000000000000000
 4760 14:02:17.198955  # [   56.031179] R10: 00000000ffffe000 R11: 3fffffffffffffff R12: 000000000000000d
 4761 14:02:17.208964  # [   56.039146] R13: ffffa612824b7f10 R14: ffffa612824b7f10 R15: ffffa15f44170000
 4762 14:02:17.218809  # [   56.047113] FS:  00007f48da1c6580(0000) GS:ffffa15fbad80000(0000) knlGS:0000000000000000
 4763 14:02:17.225748  # [   56.056147] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
 4764 14:02:17.232202  # [   56.062560] CR2: ffffa61280360fd6 CR3: 000000010572a004 CR4: 00000000003706e0
 4765 14:02:17.235676  # [   56.070526] Call Trace:
 4766 14:02:17.238582  # [   56.073255]  ? execute_location+0x45/0x56
 4767 14:02:17.245480  # [   56.077729]  ? lkdtm_EXEC_VMALLOC+0x20/0x30
 4768 14:02:17.248418  # [   56.082394]  ? direct_entry.cold+0x2c/0x38
 4769 14:02:17.254896  # [   56.086964]  ? full_proxy_write+0x53/0x80
 4770 14:02:17.258927  # [   56.091438]  ? vfs_write+0xe7/0x3a0
 4771 14:02:17.261922  # [   56.095320]  ? ksys_write+0x68/0xf0
 4772 14:02:17.265046  # [   56.099213]  ? do_syscall_64+0x30/0x40
 4773 14:02:17.271501  # [   56.103394]  ? entry_SYSCALL_64_after_hwframe+0x61/0xc6
 4774 14:02:17.298202  # [   56.109250] 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
 4775 14:02:17.307835  # [   56.141884] CR2: ffffa6[   63.383030] lkdtm: Performing direct entry REFCOUNT_DEC_ZERO
 4776 14:02:17.314457  [   63.390715] lkdtm: attempting good refcount_dec()
 4777 14:02:17.318930  [   63.395976] lkdtm: attempting bad refcount_dec() to zero
 4778 14:02:17.324854  [   63.401912] ------------[ cut here ]------------
 4779 14:02:17.331277  [   63.407066] refcount_t: decrement hit 0; leaking memory.
 4780 14:02:17.341746  [   63.413026] WARNING: CPU: 3 PID: 2186 at lib/refcount.c:31 refcount_warn_saturate+0xfb/0x110
 4781 14:02:17.342375  1280361000
 4782 14:02:17.374774  # [   56.145572] ---[ end trace 6004f8110cb73099 ]--[   63.422460] 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
 4783 14:02:17.380893  [   63.455093] CPU: 3 PID: 2186 Comm: cat Tainted: G      D W         5.10.151-cip18 #1
 4784 14:02:17.386880  [   63.463771] Hardware name: Google Rammus/Rammus, BIOS  09/04/2020
 4785 14:02:17.393820  [   63.470577] RIP: 0010:refcount_warn_saturate+0xfb/0x110
 4786 14:02:17.394359  -
 4787 14:02:17.400128  # [   56.150725] RIP: 0010:lkdtm_BUG+0x5/0x10
 4788 14:02:17.420375  # [   56.15509[   63.476415] Code: 90 6c 52 9e c6 05 c1 41 94 01 01 e8 6a 6d 98 00 0f 0b c3 cc cc cc cc 48 c7 c7 60 6c 52 9e c6 05 a8 41 94 01 01 e8 50 6d 98 00 <0f> 0b c3 cc cc cc cc 66 66 2e 0f 1f 84 00 00 00 00 00 0f 1f 00 8b
 4789 14:02:17.427009  [   63.503611] RSP: 0018:ffffa61282bc7e48 EFLAGS: 00010286
 4790 14:02:17.436574  [   63.509448] RAX: 0000000000000000 RBX: 000000000000002f RCX: 0000000000000000
 4791 14:02:17.443468  [   63.517421] RDX: ffffa15fbadac660 RSI: ffffa15fbad9bf70 RDI: ffffa15fbad9bf70
 4792 14:02:17.450050  [   63.525389] RBP: ffffffff9e58b1d9 R08: 0000000000000000 R09: 0000000000000000
 4793 14:02:17.459679  [   63.533358] R10: 00000000ffffe000 R11: 3fffffffffffffff R12: 0000000000000012
 4794 14:02:17.466298  [   63.541332] R13: ffffa61282bc7f10 R14: ffffa61282bc7f10 R15: ffffa15f43ca4000
 4795 14:02:17.476230  [   63.549303] FS:  00007f431ee99580(0000) GS:ffffa15fbad80000(0000) knlGS:0000000000000000
 4796 14:02:17.483027  [   63.558343] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
 4797 14:02:17.489990  [   63.564758] CR2: 00007f431eca2000 CR3: 0000000102b32003 CR4: 00000000003706e0
 4798 14:02:17.493129  [   63.572728] Call Trace:
 4799 14:02:17.499827  [   63.575457]  lkdtm_REFCOUNT_DEC_ZERO+0x4d/0xbd
 4800 14:02:17.502691  [   63.580442]  direct_entry.cold+0x2c/0x38
 4801 14:02:17.505740  [   63.584853]  full_proxy_write+0x53/0x80
 4802 14:02:17.509375  [   63.589161]  vfs_write+0xe7/0x3a0
 4803 14:02:17.512253  [   63.592884]  ksys_write+0x68/0xf0
 4804 14:02:17.519336  [   63.596584]  do_syscall_64+0x30/0x40
 4805 14:02:17.522381  [   63.600576]  entry_SYSCALL_64_after_hwframe+0x61/0xc6
 4806 14:02:17.529099  [   63.606219] RIP: 0033:0x7f431edaf8f3
 4807 14:02:17.555734  9] Code: 89 ff e8 ee b1 a3 ff 48 c7 c0 ea ff ff ff eb de 48 c7 c[   63.610259] 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
 4808 14:02:17.562822  [   63.637456] RSP: 002b:00007fff65f717f8 EFLAGS: 00000246 ORIG_RAX: 0000000000000001
 4809 14:02:17.571841  [   63.645915] RAX: ffffffffffffffda RBX: 0000000000000012 RCX: 00007f431edaf8f3
 4810 14:02:17.578870  [   63.653911] RDX: 0000000000000012 RSI: 00007f431eca2000 RDI: 0000000000000001
 4811 14:02:17.588318  [   63.661886] RBP: 00007f431eca2000 R08: 00007f431eca1010 R09: 0000000000000000
 4812 14:02:17.594656  [   63.669880] R10: fffffffffffffbc5 R11: 0000000000000246 R12: 0000000000000001
 4813 14:02:17.608012  0 ea ff ff ff c3 cc cc cc cc 48 c7 c0 f4 ff ff ff eb c9 0f 1f 44[   63.677850] R13: 0000000000000001 R14: 0000000000020000 R15: 0000000000020000
 4814 14:02:17.617518   00 00 <0f> 0b 66 0f 1f 84 00 00 00 00 00 0f 1f 44 00 00 83 05 5[   63.692044] irq event stamp: 0
 4815 14:02:17.627734  [   63.701662] hardirqs last  enabled at (0): [<0000000000000000>] 0x0
 4816 14:02:17.633993  [   63.708662] hardirqs last disabled at (0): [<ffffffff9cd00cf0>] copy_process+0x640/0x1c80
 4817 14:02:17.643991  [   63.717822] softirqs last  enabled at (0): [<ffffffff9cd00cf0>] copy_process+0x640/0x1c80
 4818 14:02:17.650881  [   63.726958] softirqs last disabled at (0): [<0000000000000000>] 0x0
 4819 14:02:17.657762  [   63.733979] ---[ end trace 6004f8110cb730a6 ]---
 4820 14:02:17.658059  0 f4 93 02
 4821 14:02:17.667238  # [   56.176079] RSP: 0018:ffffa61281507e60 EFLAGS: [   63.739146] lkdtm: Zero detected: saturated
 4822 14:02:17.667658  00010286
 4823 14:02:17.677422  # [   56.181903] RAX: ffffffff9d4df0c0 RBX: 0000000000000001 RCX: 0000000000000000
 4824 14:02:17.684212  # [   56.189872] RDX: 0000000000000000 RSI: ffffa15fbad9bf70 RDI: ffffffff9e19b290
 4825 14:02:17.693965  # [   56.197836] RBP: ffffffff9e5e65f8 R08: 0000000000000001 R09: 0000000000000001
 4826 14:02:17.700708  # [   56.205802] R10: 00000000ffffe000 R11: 3fffffffffffffff R12: 0000000000000004
 4827 14:02:17.710006  # [   56.213769] R13: ffffa61281507f10 R14: ffffa61281507f10 R15: ffffa15f433f4000
 4828 14:02:17.720749  # [   56.221737] FS:  00007f48da1c6580(0000) GS:ffffa15fbad80000(0000) knlGS:0000000000000000
 4829 14:02:17.726932  # [   56.230770] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
 4830 14:02:17.733346  # [   56.237185] CR2: ffffa61280360fd6 CR3: 000000010572a004 CR4: 00000000003706e0
 4831 14:02:17.736872  # EXEC_VMALLOC: saw 'call trace:': ok
 4832 14:02:17.740033  ok 33 selftests: lkdtm: EXEC_VMALLOC.sh
 4833 14:02:17.743068  # selftests: lkdtm: EXEC_RODATA.sh
 4834 14:02:17.747147  # Killed
 4835 14:02:17.749844  # [   56.345717] lkdtm: Performing direct entry EXEC_RODATA
 4836 14:02:17.759881  # [   56.356586] lkdtm: attempting ok execution at ffffffff9d4df490
 4837 14:02:17.766340  # [   56.363134] lkdtm: attempting bad execution at ffffffff9e19b720
 4838 14:02:17.773321  # [   56.369799] kernel tried to execute NX-protected page - exploit attempt? (uid: 0)
 4839 14:02:17.782790  # [   56.378163] BUG: unable to handle page fault for address: ffffffff9e19b720
 4840 14:02:17.789254  # [   56.392051] #PF: supervisor instruction fetch in kernel mode
 4841 14:02:17.792143  # [   56.398370] #PF: error_code(0x0011) - permissions violation
 4842 14:02:17.802547  # [   56.404591] PGD 2fa29067 P4D 2fa29067 PUD 2fa2a063 PMD 800000002f2000e1 
 4843 14:02:17.805733  # [   56.412079] Oops: 0011 [#9] SMP PTI
 4844 14:02:17.815615  # [   56.422187] CPU: 2 PID: 1776 Comm: cat Tainted: G      D W         5.10.151-cip18 #1
 4845 14:02:17.822244  # [   56.430834] Hardware name: Google Rammus/Rammus, BIOS  09/04/2020
 4846 14:02:17.828738  # [   56.443855] RIP: 0010:lkdtm_rodata_do_nothing+0x0/0x10
 4847 14:02:17.835613  # [   56.44959[   63.910526] lkdtm: Performing direct entry REFCOUNT_DEC_NEGATIVE
 4848 14:02:17.841760  [   63.918375] lkdtm: attempting bad refcount_dec() below zero
 4849 14:02:17.848385  [   63.924619] ------------[ cut here ]------------
 4850 14:02:17.852277  [   63.929793] refcount_t: decrement hit 0; leaking memory.
 4851 14:02:17.861738  [   63.935762] WARNING: CPU: 3 PID: 2221 at lib/refcount.c:31 refcount_warn_saturate+0xfb/0x110
 4852 14:02:17.888683  [   63.945206] 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
 4853 14:02:17.898550  [   63.971660] CPU: 3 PID: 2221 Comm: cat Tainted: G      D W         5.10.151-cip18 #1
 4854 14:02:17.905023  [   63.980312] Hardware name: Google Rammus/Rammus, BIOS  09/04/2020
 4855 14:02:17.911740  [   63.987119] RIP: 0010:refcount_warn_saturate+0xfb/0x110
 4856 14:02:17.931226  [   63.992953] Code: 90 6c 52 9e c6 05 c1 41 94 01 01 e8 6a 6d 98 00 0f 0b c3 cc cc cc cc 48 c7 c7 60 6c 52 9e c6 05 a8 41 94 01 01 e8 50 6d 98 00 <0f> 0b c3 cc cc cc cc 66 66 2e 0f 1f 84 00 00 00 00 00 0f 1f 00 8b
 4857 14:02:17.938126  [   64.013935] RSP: 0018:ffffa61282c4fe48 EFLAGS: 00010286
 4858 14:02:17.945120  [   64.019772] RAX: 0000000000000000 RBX: 0000000000000030 RCX: 0000000000000000
 4859 14:02:17.954763  [   64.027744] RDX: ffffa15fbadac660 RSI: ffffa15fbad9bf70 RDI: ffffa15fbad9bf70
 4860 14:02:17.960915  [   64.035715] RBP: ffffffff9e58b1eb R08: 0000000000000000 R09: 0000000000000000
 4861 14:02:17.967709  [   64.043686] R10: 00000000ffffe000 R11: 3fffffffffffffff R12: 0000000000000016
 4862 14:02:17.977765  [   64.051659] R13: ffffa61282c4ff10 R14: ffffa61282c4ff10 R15: ffffa15f432b8000
 4863 14:02:17.987285  [   64.059632] FS:  00007f38d5ed5580(0000) GS:ffffa15fbad80000(0000) knlGS:0000000000000000
 4864 14:02:17.994173  [   64.068667] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
 4865 14:02:18.001384  [   64.075087] CR2: 00007f38d5cde000 CR3: 0000000104e7c004 CR4: 00000000003706e0
 4866 14:02:18.004061  [   64.083060] Call Trace:
 4867 14:02:18.007097  [   64.085792]  lkdtm_REFCOUNT_DEC_NEGATIVE+0x37/0x61
 4868 14:02:18.014148  [   64.091173]  direct_entry.cold+0x2c/0x38
 4869 14:02:18.017151  [   64.095579]  full_proxy_write+0x53/0x80
 4870 14:02:18.020352  [   64.099866]  vfs_write+0xe7/0x3a0
 4871 14:02:18.023381  [   64.103596]  ksys_write+0x68/0xf0
 4872 14:02:18.030037  [   64.107301]  do_syscall_64+0x30/0x40
 4873 14:02:18.033718  [   64.111317]  entry_SYSCALL_64_after_hwframe+0x61/0xc6
 4874 14:02:18.040492  [   64.116960] RIP: 0033:0x7f38d5deb8f3
 4875 14:02:18.060055  [   64.120948] 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
 4876 14:02:18.066669  [   64.141932] RSP: 002b:00007ffeb0fadb78 EFLAGS: 00000246 ORIG_RAX: 0000000000000001
 4877 14:02:18.076151  [   64.150388] RAX: ffffffffffffffda RBX: 0000000000000016 RCX: 00007f38d5deb8f3
 4878 14:02:18.083131  [   64.158357] RDX: 0000000000000016 RSI: 00007f38d5cde000 RDI: 0000000000000001
 4879 14:02:18.092774  [   64.166328] RBP: 00007f38d5cde000 R08: 00007f38d5cdd010 R09: 0000000000000000
 4880 14:02:18.099357  [   64.174300] R10: fffffffffffffbc5 R11: 0000000000000246 R12: 0000000000000001
 4881 14:02:18.109217  [   64.182268] R13: 0000000000000001 R14: 0000000000020000 R15: 0000000000020000
 4882 14:02:18.115629  0] Code: ff ff 1d eb b6 9d ff ff ff ff 6a b3 58 9e ff ff ff ff 6[   64.190245] irq event stamp: 0
 4883 14:02:18.128991  3 d2 b6 9d ff ff ff ff 55 aa 55 aa 00 00 00 00 00 00 00 00 00 00[   64.199863] hardirqs last  enabled at (0): [<0000000000000000>] 0x0
 4884 14:02:18.145823   00 00 <e9> 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 54 68 6[   64.213085] hardirqs last disabled at (0): [<ffffffff9cd00cf0>] copy_process+0x640/0x1c80
 4885 14:02:18.155695  [   64.228434] softirqs last  enabled at (0): [<ffffffff9cd00cf0>] copy_process+0x640/0x1c80
 4886 14:02:18.162433  [   64.237606] softirqs last disabled at (0): [<0000000000000000>] 0x0
 4887 14:02:18.169101  [   64.244630] ---[ end trace 6004f8110cb730a7 ]---
 4888 14:02:18.171681  [   64.249786] lkdtm: Negative detected: saturated
 4889 14:02:18.174944  9 73 20 69
 4890 14:02:18.178607  # [   56.470568] RSP: 0018:ffffa6128254fe48 EFLAGS: 00010246
 4891 14:02:18.188248  # [   56.476401] RAX: 0000000000000033 RBX: 0000000000000000 RCX: 0000000000000000
 4892 14:02:18.195095  # [   56.484371] RDX: 0000000000000000 RSI: ffffa15fbad1bf70 RDI: ffffa15fbad1bf70
 4893 14:02:18.204934  # [   56.492338] RBP: ffffffff9e19b720 R08: 0000000000000000 R09: 0000000000000000
 4894 14:02:18.211292  # [   56.500306] R10: 00000000ffffe000 R11: 3fffffffffffffff R12: 000000000000000c
 4895 14:02:18.221423  # [   56.508272] R13: ffffa6128254ff10 R14: ffffa6128254ff10 R15: ffffa15f4439e000
 4896 14:02:18.231137  # [   56.516259] FS:  00007f67d6cca580(0000) GS:ffffa15fbad00000(0000) knlGS:0000000000000000
 4897 14:02:18.237522  # [   56.525298] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
 4898 14:02:18.245010  # [   56.531712] CR2: ffffffff9e19b720 CR3: 0000000104e84001 CR4: 00000000003706e0
 4899 14:02:18.247499  # [   56.539679] Call Trace:
 4900 14:02:18.250931  # [   56.542406]  ? execute_location+0x45/0x56
 4901 14:02:18.257715  # [   56.546879]  ? direct_entry.cold+0x2c/0x38
 4902 14:02:18.260882  # [   56.551450]  ? full_proxy_write+0x53/0x80
 4903 14:02:18.264619  # [   56.555915]  ? vfs_write+0xe7/0x3a0
 4904 14:02:18.271098  # [   56.559805]  ? ksys_write+0x68/0xf0
 4905 14:02:18.274448  # [   56.563695]  ? do_syscall_64+0x30/0x40
 4906 14:02:18.280436  # [   56.567878]  ? entry_SYSCALL_64_after_hwframe+0x61/0xc6
 4907 14:02:18.303808  # [   56.573713] 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 c[   64.376452] lkdtm: Performing direct entry REFCOUNT_DEC_AND_TEST_NEGATIVE
 4908 14:02:18.310426  [   64.386796] lkdtm: attempting bad refcount_dec_and_test() below zero
 4909 14:02:18.317049  [   64.393894] ------------[ cut here ]------------
 4910 14:02:18.323916  [   64.399050] refcount_t: underflow; use-after-free.
 4911 14:02:18.329957  [   64.404428] WARNING: CPU: 3 PID: 2256 at lib/refcount.c:28 refcount_warn_saturate+0xba/0x110
 4912 14:02:18.363366  ros_ec_debugfs cros_ec_chardev cros_ec_sensorhub x86_pkg_temp_th[   64.413862] 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
 4913 14:02:18.373160  [   64.446494] CPU: 3 PID: 2256 Comm: cat Tainted: G      D W         5.10.151-cip18 #1
 4914 14:02:18.379689  [   64.455145] Hardware name: Google Rammus/Rammus, BIOS  09/04/2020
 4915 14:02:18.386169  [   64.461951] RIP: 0010:refcount_warn_saturate+0xba/0x110
 4916 14:02:18.405696  [   64.467785] Code: 01 01 e8 b4 6d 98 00 0f 0b c3 cc cc cc cc 80 3d fa 41 94 01 00 75 85 48 c7 c7 38 6c 52 9e c6 05 ea 41 94 01 01 e8 91 6d 98 00 <0f> 0b c3 cc cc cc cc 80 3d d5 41 94 01 00 0f 85 5e ff ff ff 48 c7
 4917 14:02:18.412479  [   64.488770] RSP: 0018:ffffa61282c0fe40 EFLAGS: 00010286
 4918 14:02:18.415890  ermal cros_ec_dev cros_usbpd_notify
 4919 14:02:18.425831  # [   56.600164] CR2: fffff[   64.494631] RAX: 0000000000000000 RBX: 0000000000000031 RCX: 0000000000000000
 4920 14:02:18.435547  [   64.508813] RDX: ffffa15fbadac660 RSI: ffffa15fbad9bf70 RDI: ffffa15fbad9bf70
 4921 14:02:18.442559  [   64.516808] RBP: ffffffff9e58ae40 R08: 0000000000000000 R09: 0000000000000000
 4922 14:02:18.449248  [   64.524804] R10: 00000000ffffe000 R11: 3fffffffffffffff R12: 000000000000001f
 4923 14:02:18.458798  [   64.532798] R13: ffffa61282c0ff10 R14: ffffa61282c0ff10 R15: ffffa15f433d2000
 4924 14:02:18.459394  fff9e19b720
 4925 14:02:18.475437  # [   56.610070] ---[ end trace 6004f8110cb7309a ]-[   64.540782] FS:  00007f5aa931b580(0000) GS:ffffa15fbad80000(0000) knlGS:0000000000000000
 4926 14:02:18.478679  [   64.556027] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
 4927 14:02:18.488268  [   64.562445] CR2: 00007f5aa9124000 CR3: 0000000104d40001 CR4: 00000000003706e0
 4928 14:02:18.491708  [   64.570415] Call Trace:
 4929 14:02:18.498411  [   64.573148]  __refcount_sub_and_test.constprop.0+0x3c/0x50
 4930 14:02:18.499034  --
 4931 14:02:18.501365  # [   56.615242] RIP: 0010:lkdtm_BUG+0x5/0x10
 4932 14:02:18.507892  # [   56.6196[   64.579301]  lkdtm_REFCOUNT_DEC_AND_TEST_NEGATIVE+0x3e/0x78
 4933 14:02:18.514767  [   64.591735]  direct_entry.cold+0x2c/0x38
 4934 14:02:18.518210  [   64.596140]  full_proxy_write+0x53/0x80
 4935 14:02:18.521242  [   64.600455]  vfs_write+0xe7/0x3a0
 4936 14:02:18.524674  [   64.604185]  ksys_write+0x68/0xf0
 4937 14:02:18.532335  [   64.607887]  do_syscall_64+0x30/0x40
 4938 14:02:18.534190  [   64.611910]  entry_SYSCALL_64_after_hwframe+0x61/0xc6
 4939 14:02:18.537624  [   64.617551] RIP: 0033:0x7f5aa92318f3
 4940 14:02:18.560979  [   64.621564] 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
 4941 14:02:18.567462  [   64.642548] RSP: 002b:00007ffd9ad89008 EFLAGS: 00000246 ORIG_RAX: 0000000000000001
 4942 14:02:18.577417  [   64.651007] RAX: ffffffffffffffda RBX: 000000000000001f RCX: 00007f5aa92318f3
 4943 14:02:18.583786  [   64.658978] RDX: 000000000000001f RSI: 00007f5aa9124000 RDI: 0000000000000001
 4944 14:02:18.593904  [   64.666951] RBP: 00007f5aa9124000 R08: 00007f5aa9123010 R09: 0000000000000000
 4945 14:02:18.600346  [   64.674924] R10: fffffffffffffbc5 R11: 0000000000000246 R12: 0000000000000001
 4946 14:02:18.607556  [   64.682897] R13: 0000000000000001 R14: 0000000000020000 R15: 0000000000020000
 4947 14:02:18.610634  [   64.690874] irq event stamp: 0
 4948 14:02:18.620447  [   64.694312] hardirqs last  enabled at (0): [<0000000000000000>] 0x0
 4949 14:02:18.626896  [   64.701313] hardirqs last disabled at (0): [<ffffffff9cd00cf0>] copy_process+0x640/0x1c80
 4950 14:02:18.636977  [   64.710474] softirqs last  enabled at (0): [<ffffffff9cd00cf0>] copy_process+0x640/0x1c80
 4951 14:02:18.643251  [   64.719608] softirqs last disabled at (0): [<0000000000000000>] 0x0
 4952 14:02:18.650200  [   64.726608] ---[ end trace 6004f8110cb730a8 ]---
 4953 14:02:18.653224  [   64.731762] lkdtm: Negative detected: saturated
 4954 14:02:18.672933  18] Code: 89 ff e8 ee b1 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 50 f4 93 02
 4955 14:02:18.679863  # [   56.640596] RSP: 0018:ffffa61281507e60 EFLAGS: 00010286
 4956 14:02:18.689532  # [   56.646425] RAX: ffffffff9d4df0c0 RBX: 0000000000000001 RCX: 0000000000000000
 4957 14:02:18.696301  # [   56.654392] RDX: 0000000000000000 RSI: ffffa15fbad9bf70 RDI: ffffffff9e19b290
 4958 14:02:18.705902  # [   56.662359] RBP: ffffffff9e5e65f8 R08: 0000000000000001 R09: 0000000000000001
 4959 14:02:18.712752  # [   56.670325] R10: 00000000ffffe000 R11: 3fffffffffffffff R12: 0000000000000004
 4960 14:02:18.722164  # [   56.678298] R13: ffffa61281507f10 R14: ffffa61281507f10 R15: ffffa15f433f4000
 4961 14:02:18.729241  # [   56.686266] FS:  00007f67d6cca580(0000) GS:ffffa15fbad00000(0000) knlGS:0000000000000000
 4962 14:02:18.735483  # [   56.695299] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
 4963 14:02:18.745656  # [   56.701712] CR2: ffffffff9e19b720 CR3: 0000000104e84001 CR4: 00000000003706e0
 4964 14:02:18.749304  # EXEC_RODATA: saw 'call trace:': ok
 4965 14:02:18.752162  ok 34 selftests: lkdtm: EXEC_RODATA.sh
 4966 14:02:18.755248  # selftests: lkdtm: EXEC_USERSPACE.sh
 4967 14:02:18.759143  # Killed
 4968 14:02:18.765518  # [   56.858308] lkdtm: Performing direct entry EXEC_USERSPACE
 4969 14:02:18.771775  # [   56.864921] lkdtm: attempting ok execution at ffffffff9d4df490
 4970 14:02:18.778702  # [   56.877658] lkdtm: attempting bad execution at 00007ff438ef0000
 4971 14:02:18.784893  # [   56.890501] unable to execute userspace code (SMEP?) (uid: 0)
 4972 14:02:18.798008  # [   56.903105] BUG: unable to handle page fault for address: 00007ff438ef0[   64.872482] lkdtm: Performing direct entry REFCOUNT_SUB_AND_TEST_NEGATIVE
 4973 14:02:18.798097  000
 4974 14:02:18.810865  # [   56.910781] #PF: supervisor instruction fetch in kerne[   64.881240] lkdtm: attempting bad refcount_sub_and_test() below zero
 4975 14:02:18.810959  l mode
 4976 14:02:18.824021  # [   56.917097] #PF: error_code(0x0011) - permissions v[   64.894564] ------------[ cut here ]------------
 4977 14:02:18.824110  iolation
 4978 14:02:18.834835  # [   56.923318] PGD 80000001065b1067 P4D 80000001065b[   64.905926] refcount_t: underflow; use-after-free.
 4979 14:02:18.840945  1067 PUD 103294067 PMD 102a18067 PTE 114438067
 4980 14:02:18.850926  # [   56.933037][   64.917523] WARNING: CPU: 1 PID: 2291 at lib/refcount.c:28 refcount_warn_saturate+0xba/0x110
 4981 14:02:18.854156   Oops: 0011 [#10] SMP PTI
 4982 14:02:18.884043  # [   56.943251] CPU: 1 PID: 1812 Com[   64.933135] 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
 4983 14:02:18.887119  m: cat Tainted: G      D W         5.10.151-cip18 #1
 4984 14:02:18.897218  # [   56.9[   64.965780] CPU: 1 PID: 2291 Comm: cat Tainted: G      D W         5.10.151-cip18 #1
 4985 14:02:18.903891  51897] Hardware name: Google Rammus/Rammus, BIOS  09/04/2020
 4986 14:02:18.910493  # [   64.980638] Hardware name: Google Rammus/Rammus, BIOS  09/04/2020
 4987 14:02:18.913465  [   56.958700] RIP: 0010:0x7ff438ef0000
 4988 14:02:18.923800  # [   56.962687] Code: [   64.993656] RIP: 0010:refcount_warn_saturate+0xba/0x110
 4989 14:02:18.930199  Unable to access opcode bytes at RIP 0x7ff438eeffd6.
 4990 14:02:18.950131  # [   56.9[   65.005707] Code: 01 01 e8 b4 6d 98 00 0f 0b c3 cc cc cc cc 80 3d fa 41 94 01 00 75 85 48 c7 c7 38 6c 52 9e c6 05 ea 41 94 01 01 e8 91 6d 98 00 <0f> 0b c3 cc cc cc cc 80 3d d5 41 94 01 00 0f 85 5e ff ff ff 48 c7
 4991 14:02:18.956987  69975] RSP: 0018:ffffa612825ffe50 EFLAGS: 00010246
 4992 14:02:18.963074  # [   56.975[   65.032902] RSP: 0018:ffffa61282d87e40 EFLAGS: 00010286
 4993 14:02:18.969636  [   65.044951] RAX: 0000000000000000 RBX: 0000000000000032 RCX: 0000000000000000
 4994 14:02:18.986386  809] RAX: 0000000000000033 RBX: 0000000000000024 RCX: 0000000000[   65.052924] RDX: ffffa15fbacac660 RSI: ffffa15fbac9bf70 RDI: ffffa15fbac9bf70
 4995 14:02:18.993120  [   65.067104] RBP: ffffffff9e58ae60 R08: 0000000000000000 R09: 0000000000000000
 4996 14:02:18.993706  000000
 4997 14:02:19.006341  # [   56.983775] RDX: 0000000000000000 RSI: ffffa15fbac9[   65.075077] R10: 00000000ffffe000 R11: 3fffffffffffffff R12: 000000000000001f
 4998 14:02:19.015748  [   65.089256] R13: ffffa61282d87f10 R14: ffffa61282d87f10 R15: ffffa15f403b6000
 4999 14:02:19.019454  bf70 RDI: ffffa15fbac9bf70
 5000 14:02:19.029132  # [   56.991742] RBP: 00007ff438ef00[   65.097252] FS:  00007fb4ca538580(0000) GS:ffffa15fbac80000(0000) knlGS:0000000000000000
 5001 14:02:19.036459  [   65.112498] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
 5002 14:02:19.042306  00 R08: 0000000000000000 R09: 0000000000000000
 5003 14:02:19.052102  # [   56.999707][   65.118917] CR2: 00007fb4ca341000 CR3: 0000000103cf0001 CR4: 00000000003706e0
 5004 14:02:19.052693  [   65.133096] Call Trace:
 5005 14:02:19.065258   R10: 00000000ffffe000 R11: 3fffffffffffffff R12: 00000000000000[   65.135833]  __refcount_sub_and_test.constprop.0+0x3c/0x50
 5006 14:02:19.065835  0f
 5007 14:02:19.078753  # [   57.007673] R13: ffffa612825fff10 R14: ffffa612825fff10[   65.148168]  lkdtm_REFCOUNT_SUB_AND_TEST_NEGATIVE+0x3e/0x7b
 5008 14:02:19.081529   R15: ffffa15f465b3000
 5009 14:02:19.088269  # [   57.015639] FS:  00007ff438ec1580(0[   65.160606]  direct_entry.cold+0x2c/0x38
 5010 14:02:19.095218  000) GS:ffffa15fbac80000(0000) knlGS:0000000000000000
 5011 14:02:19.098535  # [   57.[   65.171205]  full_proxy_write+0x53/0x80
 5012 14:02:19.104712  024677] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
 5013 14:02:19.108207  # [  [   65.181704]  vfs_write+0xe7/0x3a0
 5014 14:02:19.118242   57.031091] CR2: 00007ff438ef0000 CR3: 0000000104030005 CR4: 000[   65.191614]  ksys_write+0x68/0xf0
 5015 14:02:19.121400  00000003706e0
 5016 14:02:19.125271  # [   57.039059] Call Trace:
 5017 14:02:19.128338  # [   57.041790]  ?[   65.201526]  do_syscall_64+0x30/0x40
 5018 14:02:19.131307   lkdtm_EXEC_USERSPACE.cold+0x66/0xae
 5019 14:02:19.141234  # [   57.047138]  ? direct[   65.211731]  entry_SYSCALL_64_after_hwframe+0x61/0xc6
 5020 14:02:19.144305  _entry.cold+0x2c/0x38
 5021 14:02:19.151105  # [   57.057919]  ? full_proxy_write+0x53[   65.223587] RIP: 0033:0x7fb4ca44e8f3
 5022 14:02:19.171159  [   65.233793] 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
 5023 14:02:19.174259  /0x80
 5024 14:02:19.177538  # [   57.062393]  ? vfs_write+0xe7/0x3a0
 5025 14:02:19.187692  # [   57.066300[   65.254781] RSP: 002b:00007ffd4f29d4f8 EFLAGS: 00000246 ORIG_RAX: 0000000000000001
 5026 14:02:19.194085  [   65.269443] RAX: ffffffffffffffda RBX: 000000000000001f RCX: 00007fb4ca44e8f3
 5027 14:02:19.197751  ]  ? ksys_write+0x68/0xf0
 5028 14:02:19.210475  # [   57.076403]  ? do_syscall_64+0x3[   65.277416] RDX: 000000000000001f RSI: 00007fb4ca341000 RDI: 0000000000000001
 5029 14:02:19.217355  [   65.291594] RBP: 00007fb4ca341000 R08: 00007fb4ca340010 R09: 0000000000000000
 5030 14:02:19.217842  0/0x40
 5031 14:02:19.230305  # [   57.080585]  ? entry_SYSCALL_64_after_hwframe+0x61/[   65.299568] R10: fffffffffffffbc5 R11: 0000000000000246 R12: 0000000000000001
 5032 14:02:19.240396  [   65.313746] R13: 0000000000000001 R14: 0000000000020000 R15: 0000000000020000
 5033 14:02:19.240988  0xc6
 5034 14:02:19.249992  # [   57.086414] Modules linked in: fuse ip_tables cros_ec[   65.321741] irq event stamp: 0
 5035 14:02:19.256902  [   65.331335] hardirqs last  enabled at (0): [<0000000000000000>] 0x0
 5036 14:02:19.270392  _sensors cros_ec_sensors_core industrialio_triggered_buffer kfif[   65.338337] hardirqs last disabled at (0): [<ffffffff9cd00cf0>] copy_process+0x640/0x1c80
 5037 14:02:19.280407  [   65.353681] softirqs last  enabled at (0): [<ffffffff9cd00cf0>] copy_process+0x640/0x1c80
 5038 14:02:19.293002  o_buf industrialio cros_ec_sysfs cros_ec_lightbar cros_ec_debugf[   65.362820] softirqs last disabled at (0): [<0000000000000000>] 0x0
 5039 14:02:19.299642  [   65.376029] ---[ end trace 6004f8110cb730a9 ]---
 5040 14:02:19.309154  s cros_ec_chardev cros_ec_sensorhub x86_pkg_temp_thermal cros_ec[   65.381187] lkdtm: Negative detected: saturated
 5041 14:02:19.312810  _dev cros_usbpd_notify
 5042 14:02:19.315687  # [   57.119046] CR2: 00007ff438ef0000
 5043 14:02:19.322811  # [   57.122742] ---[ end trace 6004f8110cb7309b ]---
 5044 14:02:19.326118  # [   57.127895] RIP: 0010:lkdtm_BUG+0x5/0x10
 5045 14:02:19.345425  # [   57.132272] Code: 89 ff e8 ee b1 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 50 f4 93 02
 5046 14:02:19.352154  # [   57.153247] RSP: 0018:ffffa61281507e60 EFLAGS: 00010286
 5047 14:02:19.362504  # [   57.159079] RAX: ffffffff9d4df0c0 RBX: 0000000000000001 RCX: 0000000000000000
 5048 14:02:19.368805  # [   57.167047] RDX: 0000000000000000 RSI: ffffa15fbad9bf70 RDI: ffffffff9e19b290
 5049 14:02:19.378437  # [   57.175015] RBP: ffffffff9e5e65f8 R08: 0000000000000001 R09: 0000000000000001
 5050 14:02:19.385073  # [   57.182984] R10: 00000000ffffe000 R11: 3fffffffffffffff R12: 0000000000000004
 5051 14:02:19.395027  # [   57.190950] R13: ffffa61281507f10 R14: ffffa61281507f10 R15: ffffa15f433f4000
 5052 14:02:19.401689  # [   57.198917] FS:  00007ff438ec1580(0000) GS:ffffa15fbac80000(0000) knlGS:0000000000000000
 5053 14:02:19.408785  # [   57.207953] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
 5054 14:02:19.418787  # [   57.214365] CR2: 00007ff438ef0000 CR3: 0000000104030005 CR4: 00000000003706e0
 5055 14:02:19.428112  # [   57.222332] BUG: sleeping function called from invalid context at include/linux/percpu-rwsem.h:49
 5056 14:02:19.437872  # [   57.232245] in_atomic(): 0, irqs_disabled(): 1, non_block: 0, pid: 1812, name: cat
 5057 14:02:19.448378  # [   57.240702] INFO: lockdep is turn[   65.521668] lkdtm: Performing direct entry REFCOUNT_INC_ZERO
 5058 14:02:19.454965  [   65.529339] lkdtm: attempting safe refcount_inc_not_zero() from zero
 5059 14:02:19.455450  ed off.
 5060 14:02:19.457568  # [   57.245077] irq event stamp: 0
 5061 14:02:19.464391  # [   57.248481] h[   65.536466] lkdtm: Good: zero detected
 5062 14:02:19.471307  ardirqs last  enabled at (0): [<0000000000000000>] 0x0
 5063 14:02:19.474126  # [   57[   65.546862] lkdtm: Correctly stayed at zero
 5064 14:02:19.480789  [   65.557743] lkdtm: attempting bad refcount_inc() from zero
 5065 14:02:19.494201  .255479] hardirqs last disabled at (0): [<ffffffff9cd00cf0>] cop[   65.563871] ------------[ cut here ]------------
 5066 14:02:19.494833  y_process+0x640/0x1c80
 5067 14:02:19.503832  # [   57.264612] softirqs last  enabled [   65.575252] refcount_t: addition on 0; use-after-free.
 5068 14:02:19.513921  [   65.587234] WARNING: CPU: 3 PID: 2323 at lib/refcount.c:25 refcount_warn_saturate+0x74/0x110
 5069 14:02:19.520527  at (0): [<ffffffff9cd00cf0>] copy_process+0x640/0x1c80
 5070 14:02:19.547004  # [   57[   65.596667] 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
 5071 14:02:19.556877  [   65.629303] CPU: 3 PID: 2323 Comm: cat Tainted: G      D W         5.10.151-cip18 #1
 5072 14:02:19.563664  [   65.637952] Hardware name: Google Rammus/Rammus, BIOS  09/04/2020
 5073 14:02:19.566986  [   65.644758] RIP: 0010:refcount_warn_saturate+0x74/0x110
 5074 14:02:19.590050  [   65.650593] Code: 01 01 e8 fa 6d 98 00 0f 0b c3 cc cc cc cc 80 3d 41 42 94 01 00 75 cb 48 c7 c7 08 6c 52 9e c6 05 31 42 94 01 01 e8 d7 6d 98 00 <0f> 0b c3 cc cc cc cc 80 3d 20 42 94 01 00 75 a8 48 c7 c7 e0 6b 52
 5075 14:02:19.596620  [   65.671576] RSP: 0018:ffffa61282e0fe48 EFLAGS: 00010286
 5076 14:02:19.602888  [   65.677410] RAX: 0000000000000000 RBX: 0000000000000033 RCX: 0000000000000000
 5077 14:02:19.609692  [   65.685379] RDX: ffffa15fbadac660 RSI: ffffa15fbad9bf70 RDI: ffffa15fbad9bf70
 5078 14:02:19.619440  [   65.693349] RBP: ffffffff9e58b201 R08: 0000000000000000 R09: 0000000000000000
 5079 14:02:19.626094  [   65.701320] R10: 00000000ffffe000 R11: 3fffffffffffffff R12: 0000000000000012
 5080 14:02:19.636008  [   65.709298] R13: ffffa61282e0ff10 R14: ffffa61282e0ff10 R15: ffffa15f465b1000
 5081 14:02:19.642467  [   65.717263] FS:  00007f2b41b68580(0000) GS:ffffa15fbad80000(0000) knlGS:0000000000000000
 5082 14:02:19.649261  [   65.726306] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
 5083 14:02:19.659043  [   65.732725] CR2: 00007f2b41971000 CR3: 0000000102b38006 CR4: 00000000003706e0
 5084 14:02:19.662113  [   65.740695] Call Trace:
 5085 14:02:19.665342  [   65.743424]  lkdtm_REFCOUNT_INC_ZERO+0x99/0xc1
 5086 14:02:19.669392  [   65.748413]  direct_entry.cold+0x2c/0x38
 5087 14:02:19.676611  [   65.752815]  full_proxy_write+0x53/0x80
 5088 14:02:19.678806  [   65.757121]  vfs_write+0xe7/0x3a0
 5089 14:02:19.682286  [   65.760844]  ksys_write+0x68/0xf0
 5090 14:02:19.685431  [   65.764559]  do_syscall_64+0x30/0x40
 5091 14:02:19.692489  [   65.768551]  entry_SYSCALL_64_after_hwframe+0x61/0xc6
 5092 14:02:19.695460  [   65.774193] RIP: 0033:0x7f2b41a7e8f3
 5093 14:02:19.714945  [   65.778183] 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
 5094 14:02:19.724963  [   65.799165] RSP: 002b:00007fffe7ee2508 EFLAGS: 00000246 ORIG_RAX: 0000000000000001
 5095 14:02:19.731747  [   65.807623] RAX: ffffffffffffffda RBX: 0000000000000012 RCX: 00007f2b41a7e8f3
 5096 14:02:19.741387  [   65.815594] RDX: 0000000000000012 RSI: 00007f2b41971000 RDI: 0000000000000001
 5097 14:02:19.748340  [   65.823566] RBP: 00007f2b41971000 R08: 00007f2b41970010 R09: 0000000000000000
 5098 14:02:19.764589  .273743] softirqs last disabled at (0): [<0000000000000000>] 0x0[   65.831540] R10: fffffffffffffbc5 R11: 0000000000000246 R12: 0000000000000001
 5099 14:02:19.765088  
 5100 14:02:19.777641  # [   57.280740] CPU: 1 PID: 1812 Comm: cat Tainted: G      D [   65.845721] R13: 0000000000000001 R14: 0000000000020000 R15: 0000000000020000
 5101 14:02:19.781855  [   65.859928] irq event stamp: 0
 5102 14:02:19.784415  W         5.10.151-cip18 #1
 5103 14:02:19.794270  # [   57.289387] Hardware name: Goo[   65.863348] hardirqs last  enabled at (0): [<0000000000000000>] 0x0
 5104 14:02:19.804345  [   65.876555] hardirqs last disabled at (0): [<ffffffff9cd00cf0>] copy_process+0x640/0x1c80
 5105 14:02:19.811142  [   65.885692] softirqs last  enabled at (0): [<ffffffff9cd00cf0>] copy_process+0x640/0x1c80
 5106 14:02:19.821096  [   65.894848] softirqs last disabled at (0): [<0000000000000000>] 0x0
 5107 14:02:19.824398  gle Rammus/Rammus, BIOS  09/04/2020
 5108 14:02:19.830924  # [   57.296188] Call Trace[   65.901865] ---[ end trace 6004f8110cb730aa ]---
 5109 14:02:19.834093  [   65.913239] lkdtm: Zero detected: saturated
 5110 14:02:19.837074  :
 5111 14:02:19.840796  # [   57.298915]  dump_stack+0x77/0x9b
 5112 14:02:19.843790  # [   57.302613]  ___might_sleep.cold+0xa6/0xb6
 5113 14:02:19.847290  # [   57.307186]  exit_signals+0x1c/0x2e0
 5114 14:02:19.853731  # [   57.311174]  do_exit+0xd5/0xb00
 5115 14:02:19.857174  # [   57.314667]  ? ksys_write+0x68/0xf0
 5116 14:02:19.860727  # [   57.318551]  rewind_stack_do_exit+0x17/0x20
 5117 14:02:19.866650  # [   57.323217] RIP: 0033:0x7ff438dd78f3
 5118 14:02:19.886411  # [   57.333416] 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
 5119 14:02:19.896291  # [   57.354388] RSP: 002b:00007ffc52a258a8 EFLAGS: 00000246 ORIG_RAX: 0000000000000001
 5120 14:02:19.903365  # [   57.362842] RAX: ffffffffffffffda RBX: 000000000000000f RCX: 00007ff438dd78f3
 5121 14:02:19.913099  # [   57.370808] RDX: 000000000000000f RSI: 00007ff438cca000 RDI: 0000000000000001
 5122 14:02:19.919571  # [   57.378776] RBP: 00007ff438cca000 R08: 00007ff438cc9010 R09: 0000000000000000
 5123 14:02:19.926273  # [   57.386745] R10: fffffffffffffbc5 R11: 0000000000000246 R12: 0000000000000001
 5124 14:02:19.935866  # [   57.394703] R13: 0000000000000001 R14: 0000000000020000 R15: 0000000000020000
 5125 14:02:19.939813  # EXEC_USERSPACE: saw 'call trace:': ok
 5126 14:02:19.942700  ok 35 selftests: lkdtm: EXEC_USERSPACE.sh
 5127 14:02:19.946588  # selftests: lkdtm: EXEC_NULL.sh
 5128 14:02:19.949596  # Killed
 5129 14:02:19.952868  # [   57.515047] lkdtm: Performing direct entry EXEC_NULL
 5130 14:02:19.962072  # [   57.526308] lkdtm: attempting ok execution at ffffffff9d4df490
 5131 14:02:19.972687  # [   57.532854] lkdtm: attempting bad execution at 0[   66.047900] lkdtm: Performing direct entry REFCOUNT_ADD_ZERO
 5132 14:02:19.979087  [   66.054827] lkdtm: attempting safe refcount_add_not_zero() from zero
 5133 14:02:19.982421  [   66.061934] lkdtm: Good: zero detected
 5134 14:02:19.988850  [   66.066130] lkdtm: Correctly stayed at zero
 5135 14:02:19.995517  [   66.070810] lkdtm: attempting bad refcount_add() from zero
 5136 14:02:19.998627  [   66.076944] ------------[ cut here ]------------
 5137 14:02:20.005190  [   66.082100] refcount_t: addition on 0; use-after-free.
 5138 14:02:20.015022  [   66.087868] WARNING: CPU: 3 PID: 2355 at lib/refcount.c:25 refcount_warn_saturate+0x74/0x110
 5139 14:02:20.015635  000000000000000
 5140 14:02:20.048328  # [   57.539519] BUG: kernel NULL pointer deref[   66.097305] 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
 5141 14:02:20.051432  erence, address: 0000000000000000
 5142 14:02:20.061394  # [   57.547301] #PF: supervi[   66.129936] CPU: 3 PID: 2355 Comm: cat Tainted: G      D W         5.10.151-cip18 #1
 5143 14:02:20.065006  sor instruction fetch in kernel mode
 5144 14:02:20.074451  # [   57.559832] #PF: erro[   66.144800] Hardware name: Google Rammus/Rammus, BIOS  09/04/2020
 5145 14:02:20.081177  [   66.157819] RIP: 0010:refcount_warn_saturate+0x74/0x110
 5146 14:02:20.101183  [   66.163656] Code: 01 01 e8 fa 6d 98 00 0f 0b c3 cc cc cc cc 80 3d 41 42 94 01 00 75 cb 48 c7 c7 08 6c 52 9e c6 05 31 42 94 01 01 e8 d7 6d 98 00 <0f> 0b c3 cc cc cc cc 80 3d 20 42 94 01 00 75 a8 48 c7 c7 e0 6b 52
 5147 14:02:20.107653  [   66.184640] RSP: 0018:ffffa61282e8fe48 EFLAGS: 00010286
 5148 14:02:20.117524  [   66.190499] RAX: 0000000000000000 RBX: 0000000000000034 RCX: 0000000000000000
 5149 14:02:20.124119  [   66.198470] RDX: ffffa15fbadac660 RSI: ffffa15fbad9bf70 RDI: ffffa15fbad9bf70
 5150 14:02:20.130668  [   66.206440] RBP: ffffffff9e58b213 R08: 0000000000000000 R09: 0000000000000000
 5151 14:02:20.140829  [   66.214412] R10: 00000000ffffe000 R11: 3fffffffffffffff R12: 0000000000000012
 5152 14:02:20.147257  [   66.222380] R13: ffffa61282e8ff10 R14: ffffa61282e8ff10 R15: ffffa15f45492000
 5153 14:02:20.157382  [   66.230349] FS:  00007fc1949d6580(0000) GS:ffffa15fbad80000(0000) knlGS:0000000000000000
 5154 14:02:20.163826  [   66.239387] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
 5155 14:02:20.170476  [   66.245805] CR2: 00007fc1947df000 CR3: 0000000103da2006 CR4: 00000000003706e0
 5156 14:02:20.174161  [   66.253775] Call Trace:
 5157 14:02:20.180244  [   66.256506]  lkdtm_REFCOUNT_ADD_ZERO+0x99/0xc1
 5158 14:02:20.184008  [   66.261500]  direct_entry.cold+0x2c/0x38
 5159 14:02:20.187025  [   66.265912]  full_proxy_write+0x53/0x80
 5160 14:02:20.190621  [   66.270242]  vfs_write+0xe7/0x3a0
 5161 14:02:20.193695  r_code(0x0010) - not-present page
 5162 14:02:20.200145  # [   57.565570] PGD 0 P4D 0 [   66.273951]  ksys_write+0x68/0xf0
 5163 14:02:20.206520  [   66.283860]  do_syscall_64+0x30/0x40
 5164 14:02:20.209771  [   66.287874]  entry_SYSCALL_64_after_hwframe+0x61/0xc6
 5165 14:02:20.216577  [   66.293515] RIP: 0033:0x7fc1948ec8f3
 5166 14:02:20.236125  [   66.297505] 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
 5167 14:02:20.246202  [   66.318485] RSP: 002b:00007fffde521da8 EFLAGS: 00000246 ORIG_RAX: 0000000000000001
 5168 14:02:20.252744  [   66.326943] RAX: ffffffffffffffda RBX: 0000000000000012 RCX: 00007fc1948ec8f3
 5169 14:02:20.259460  [   66.334913] RDX: 0000000000000012 RSI: 00007fc1947df000 RDI: 0000000000000001
 5170 14:02:20.269321  [   66.342882] RBP: 00007fc1947df000 R08: 00007fc1947de010 R09: 0000000000000000
 5171 14:02:20.276093  [   66.350853] R10: fffffffffffffbc5 R11: 0000000000000246 R12: 0000000000000001
 5172 14:02:20.286007  [   66.358823] R13: 0000000000000001 R14: 0000000000020000 R15: 0000000000020000
 5173 14:02:20.288854  [   66.366798] irq event stamp: 0
 5174 14:02:20.289434  
 5175 14:02:20.292076  # [   57.568396] Oops: 0010 [#11] SMP PTI
 5176 14:02:20.302073  # [   57.578595] CP[   66.370231] hardirqs last  enabled at (0): [<0000000000000000>] 0x0
 5177 14:02:20.309049  [   66.383440] hardirqs last disabled at (0): [<ffffffff9cd00cf0>] copy_process+0x640/0x1c80
 5178 14:02:20.318554  [   66.392574] softirqs last  enabled at (0): [<ffffffff9cd00cf0>] copy_process+0x640/0x1c80
 5179 14:02:20.325067  [   66.401709] softirqs last disabled at (0): [<0000000000000000>] 0x0
 5180 14:02:20.338262  U: 2 PID: 1848 Comm: cat Tainted: G      D W         5.10.151-ci[   66.408709] ---[ end trace 6004f8110cb730ab ]---
 5181 14:02:20.338759  p18 #1
 5182 14:02:20.348212  # [   57.587244] Hardware name: Google Rammus/Rammus, BI[   66.420080] lkdtm: Zero detected: saturated
 5183 14:02:20.351493  OS  09/04/2020
 5184 14:02:20.351980  # [   57.594050] RIP: 0010:0x0
 5185 14:02:20.361636  # [   57.596973] Code: Unable to access opcode bytes at RIP 0xffffffffffffffd6.
 5186 14:02:20.368732  # [   57.604650] RSP: 0018:ffffa6128268fe48 EFLAGS: 00010246
 5187 14:02:20.375327  # [   57.616692] RAX: 0000000000000033 RBX: 0000000000000000 RCX: 0000000000000000
 5188 14:02:20.384813  # [   57.624660] RDX: 0000000000000000 RSI: ffffa15fbad1bf70 RDI: ffffa15fbad1bf70
 5189 14:02:20.391323  # [   57.632628] RBP: 0000000000000000 R08: 0000000000000000 R09: 0000000000000000
 5190 14:02:20.401101  # [   57.640595] R10: 00000000ffffe000 R11: 3fffffffffffffff R12: 000000000000000a
 5191 14:02:20.407552  # [   57.648562] R13: ffffa6128268ff10 R14: ffffa6128268ff10 R15: ffffa15f44c7c000
 5192 14:02:20.417170  # [   57.656529] FS:  00007f5903aae580(0000) GS:ffffa15fbad00000(0000) knlGS:0000000000000000
 5193 14:02:20.423899  # [   57.665565] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
 5194 14:02:20.430733  # [   57.671977] CR2: ffffffffffffffd6 CR3: 00000001033a0003 CR4: 00000000003706e0
 5195 14:02:20.433715  # [   57.679944] Call Trace:
 5196 14:02:20.440690  # [   57.682672]  execute_location+0x45/0x56
 5197 14:02:20.443882  # [   57.686952]  direct_entry.cold+0x2c/0x38
 5198 14:02:20.447506  # [   57.691331]  full_proxy_write+0x53/0x80
 5199 14:02:20.450932  # [   57.695612]  vfs_write+0xe7/0x3a0
 5200 14:02:20.457499  # [   57.699310]  ksys_write+0x68/0xf0
 5201 14:02:20.460581  # [   57.703006]  do_syscall_64+0x30/0x40
 5202 14:02:20.466850  # [   57.706985]  entry_SYSCALL_64_after_hwframe+0x61/0xc6
 5203 14:02:20.470850  # [   57.712623] RIP: 0033:0x7f59039c48f3
 5204 14:02:20.493547  # [   57.716602] 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> 3[   66.563789] lkdtm: Performing direct entry REFCOUNT_INC_SATURATED
 5205 14:02:20.500346  [   66.574522] lkdtm: attempting bad refcount_inc() from saturated
 5206 14:02:20.503451  [   66.581160] ------------[ cut here ]------------
 5207 14:02:20.509918  [   66.586348] refcount_t: saturated; leaking memory.
 5208 14:02:20.519663  [   66.591735] WARNING: CPU: 3 PID: 2390 at lib/refcount.c:22 refcount_warn_saturate+0x51/0x110
 5209 14:02:20.526603  d 00 f0 ff ff 77 55 c3 0f 1f 40 00 48 83 ec 28 48 89 54 24 18
 5210 14:02:20.553001  #[   66.601176] 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
 5211 14:02:20.559541  [   66.633803] CPU: 3 PID: 2390 Comm: cat Tainted: G      D W         5.10.151-cip18 #1
 5212 14:02:20.566057  [   66.642480] Hardware name: Google Rammus/Rammus, BIOS  09/04/2020
 5213 14:02:20.572274  [   66.649317] RIP: 0010:refcount_warn_saturate+0x51/0x110
 5214 14:02:20.592874  [   66.655155] Code: 84 bc 00 00 00 c3 cc cc cc cc 85 f6 74 46 80 3d 65 42 94 01 00 75 ee 48 c7 c7 e0 6b 52 9e c6 05 55 42 94 01 01 e8 fa 6d 98 00 <0f> 0b c3 cc cc cc cc 80 3d 41 42 94 01 00 75 cb 48 c7 c7 08 6c 52
 5215 14:02:20.599151  [   66.676140] RSP: 0018:ffffa61282f1fe48 EFLAGS: 00010286
 5216 14:02:20.608524  [   66.681977] RAX: 0000000000000000 RBX: 0000000000000035 RCX: 0000000000000000
 5217 14:02:20.614882  [   66.689949] RDX: ffffa15fbadac660 RSI: ffffa15fbad9bf70 RDI: ffffa15fbad9bf70
 5218 14:02:20.628738   [   57.737578] RSP: 002b:00007ffd87460288 EFLAGS: 00000246 ORIG[   66.697925] RBP: ffffffff9e58b225 R08: 0000000000000000 R09: 0000000000000000
 5219 14:02:20.638191  [   66.712110] R10: 00000000ffffe000 R11: 3fffffffffffffff R12: 0000000000000017
 5220 14:02:20.644690  [   66.720081] R13: ffffa61282f1ff10 R14: ffffa61282f1ff10 R15: ffffa15f4417c000
 5221 14:02:20.654415  [   66.728052] FS:  00007fcae5e97580(0000) GS:ffffa15fbad80000(0000) knlGS:0000000000000000
 5222 14:02:20.661633  [   66.737090] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
 5223 14:02:20.668061  [   66.743528] CR2: 00007fcae5ca0000 CR3: 0000000102bae001 CR4: 00000000003706e0
 5224 14:02:20.671171  [   66.751521] Call Trace:
 5225 14:02:20.674308  _RAX: 0000000000000001
 5226 14:02:20.684859  # [   57.746031] RAX: ffffffffffffffda R[   66.754266]  lkdtm_REFCOUNT_INC_SATURATED+0x3c/0x64
 5227 14:02:20.687423  [   66.765918]  direct_entry.cold+0x2c/0x38
 5228 14:02:20.690861  [   66.770323]  full_proxy_write+0x53/0x80
 5229 14:02:20.694374  [   66.774631]  vfs_write+0xe7/0x3a0
 5230 14:02:20.701007  [   66.778358]  ksys_write+0x68/0xf0
 5231 14:02:20.704612  [   66.782059]  do_syscall_64+0x30/0x40
 5232 14:02:20.710984  [   66.786052]  entry_SYSCALL_64_after_hwframe+0x61/0xc6
 5233 14:02:20.714378  [   66.791693] RIP: 0033:0x7fcae5dad8f3
 5234 14:02:20.733927  [   66.795683] 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
 5235 14:02:20.743939  [   66.816667] RSP: 002b:00007ffda77864f8 EFLAGS: 00000246 ORIG_RAX: 0000000000000001
 5236 14:02:20.750538  [   66.825123] RAX: ffffffffffffffda RBX: 0000000000000017 RCX: 00007fcae5dad8f3
 5237 14:02:20.756951  [   66.833095] RDX: 0000000000000017 RSI: 00007fcae5ca0000 RDI: 0000000000000001
 5238 14:02:20.767096  [   66.841064] RBP: 00007fcae5ca0000 R08: 00007fcae5c9f010 R09: 0000000000000000
 5239 14:02:20.774014  [   66.849036] R10: fffffffffffffbc5 R11: 0000000000000246 R12: 0000000000000001
 5240 14:02:20.783279  [   66.857007] R13: 0000000000000001 R14: 0000000000020000 R15: 0000000000020000
 5241 14:02:20.786577  [   66.864982] irq event stamp: 0
 5242 14:02:20.793529  [   66.868420] hardirqs last  enabled at (0): [<0000000000000000>] 0x0
 5243 14:02:20.803809  [   66.875422] hardirqs last disabled at (0): [<ffffffff9cd00cf0>] copy_process+0x640/0x1c80
 5244 14:02:20.809959  [   66.884559] softirqs last  enabled at (0): [<ffffffff9cd00cf0>] copy_process+0x640/0x1c80
 5245 14:02:20.819737  [   66.893695] softirqs last disabled at (0): [<0000000000000000>] 0x0
 5246 14:02:20.822913  [   66.900694] ---[ end trace 6004f8110cb730ac ]---
 5247 14:02:20.829470  [   66.905847] lkdtm: Saturation detected: still saturated
 5248 14:02:20.833145  BX: 000000000000000a RCX: 00007f59039c48f3
 5249 14:02:20.843272  # [   57.753997] RDX: 000000000000000a RSI: 00007f59038b7000 RDI: 0000000000000001
 5250 14:02:20.849571  # [   57.761966] RBP: 00007f59038b7000 R08: 00007f59038b6010 R09: 0000000000000000
 5251 14:02:20.859075  # [   57.769934] R10: fffffffffffffbc5 R11: 0000000000000246 R12: 0000000000000001
 5252 14:02:20.866096  # [   57.777902] R13: 0000000000000001 R14: 0000000000020000 R15: 0000000000020000
 5253 14:02:20.892728  # [   57.785873] 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
 5254 14:02:20.895754  # [   57.812327] CR2: 0000000000000000
 5255 14:02:20.902034  # [   57.822247] ---[ end trace 6004f8110cb7309c ]---
 5256 14:02:20.905572  # [   57.827400] RIP: 0010:lkdtm_BUG+0x5/0x10
 5257 14:02:20.928713  # [   57.831775] Code: 89 ff e8 ee b1 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 50 f4 93 02
 5258 14:02:20.935142  # [   57.852753] RSP: 0018:ffffa61281507e60 EFLAGS: 00010286
 5259 14:02:20.941701  # [   57.858584] RAX: ffffffff9d4df0c0 RBX: 0000000000000001 RCX: 0000000000000000
 5260 14:02:20.948436  # [   57.866551] RDX: 0000000000000000 RSI: ffffa15fbad9bf70 RDI: ffffffff9e19b290
 5261 14:02:20.958677  # [   57.874517] RBP: ffffffff9e5e65f8 R08: 0000000000000001 R09: 0000000000000001
 5262 14:02:20.964841  # [   57.882485] R10: 00000000ffffe000 R11: 3fffffffffffffff R12: 0000000000000004
 5263 14:02:20.974924  # [   57.890453] R13: ffffa61281507f10 R14: ffffa61281507f10 R15: ffffa15f433f4000
 5264 14:02:20.985567  # [   57.898420] FS:  00007f5903aae580(0000) GS:ffffa15fbad00000(0000) knlGS:0000000000000000
 5265 14:02:20.992257  # [   57.[   67.060982] lkdtm: Performing direct entry REFCOUNT_DEC_SATURATED
 5266 14:02:20.998710  907456] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
 5267 14:02:21.004908  # [  [   67.073918] lkdtm: attempting bad refcount_dec() from saturated
 5268 14:02:21.013775   57.913869] CR2: ffffffffffffffd6 CR3: 00000001033a0003 CR4: 000[   67.086743] ------------[ cut here ]------------
 5269 14:02:21.017503  00000003706e0
 5270 14:02:21.020626  # EXEC_NULL: saw 'call trace:': ok
 5271 14:02:21.027651  ok 36 selftes[   67.098113] refcount_t: decrement hit 0; leaking memory.
 5272 14:02:21.030332  ts: lkdtm: EXEC_NULL.sh
 5273 14:02:21.044095  # selftests: lkdtm: ACCESS_USERSPACE.sh[   67.110287] WARNING: CPU: 1 PID: 2425 at lib/refcount.c:31 refcount_warn_saturate+0xfb/0x110
 5274 14:02:21.044270  
 5275 14:02:21.044357  # Killed
 5276 14:02:21.076961  # [   58.085437] lkdtm: Performing direct entry ACCE[   67.125917] 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
 5277 14:02:21.077262  SS_USERSPACE
 5278 14:02:21.090803  # [   58.095938] lkdtm: attempting bad read at 000[   67.158576] CPU: 1 PID: 2425 Comm: cat Tainted: G      D W         5.10.151-cip18 #1
 5279 14:02:21.093952  07ff27f1c0000
 5280 14:02:21.103918  # [   58.102079] BUG: unable to handle page fault[   67.173420] Hardware name: Google Rammus/Rammus, BIOS  09/04/2020
 5281 14:02:21.107008   for address: 00007ff27f1c0000
 5282 14:02:21.117072  # [   58.115964] #PF: supervisor[   67.186436] RIP: 0010:refcount_warn_saturate+0xfb/0x110
 5283 14:02:21.136286  [   67.198487] Code: 90 6c 52 9e c6 05 c1 41 94 01 01 e8 6a 6d 98 00 0f 0b c3 cc cc cc cc 48 c7 c7 60 6c 52 9e c6 05 a8 41 94 01 01 e8 50 6d 98 00 <0f> 0b c3 cc cc cc cc 66 66 2e 0f 1f 84 00 00 00 00 00 0f 1f 00 8b
 5284 14:02:21.139937   read access in kernel mode
 5285 14:02:21.149844  # [   58.121700] #PF: error_code(0x[   67.219471] RSP: 0018:ffffa61282fbfe48 EFLAGS: 00010286
 5286 14:02:21.156640  [   67.231513] RAX: 0000000000000000 RBX: 0000000000000036 RCX: 0000000000000000
 5287 14:02:21.159688  0001) - permissions violation
 5288 14:02:21.173151  # [   58.127918] PGD 8000000102b3[   67.239486] RDX: ffffa15fbacac660 RSI: ffffa15fbac9bf70 RDI: ffffa15fbac9bf70
 5289 14:02:21.179732  [   67.253666] RBP: ffffffff9e58b23c R08: 0000000000000000 R09: 0000000000000000
 5290 14:02:21.192868  f067 P4D 8000000102b3f067 PUD 103cd8067 PMD 1033dc067 PTE 10ac04[   67.261640] R10: 00000000ffffe000 R11: 3fffffffffffffff R12: 0000000000000017
 5291 14:02:21.202404  [   67.275818] R13: ffffa61282fbff10 R14: ffffa61282fbff10 R15: ffffa15f454ee000
 5292 14:02:21.202990  067
 5293 14:02:21.205847  # [   58.137638] Oops: 0001 [#12] SMP PTI
 5294 14:02:21.215706  # [   58.141616][   67.283792] FS:  00007fbacda07580(0000) GS:ffffa15fbac80000(0000) knlGS:0000000000000000
 5295 14:02:21.222409  [   67.299038] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
 5296 14:02:21.235858   CPU: 2 PID: 1883 Comm: cat Tainted: G      D W         5.10.151[   67.305457] CR2: 00007fbacd810000 CR3: 0000000104db6003 CR4: 00000000003706e0
 5297 14:02:21.239278  [   67.319636] Call Trace:
 5298 14:02:21.242334  -cip18 #1
 5299 14:02:21.252448  # [   58.150262] Hardware name: Google Rammus/Rammus,[   67.322371]  lkdtm_REFCOUNT_DEC_SATURATED+0x37/0x5f
 5300 14:02:21.253052   BIOS  09/04/2020
 5301 14:02:21.262250  # [   58.157067] RIP: 0010:lkdtm_ACCESS_USERS[   67.334030]  direct_entry.cold+0x2c/0x38
 5302 14:02:21.265422  PACE.cold+0x41/0xa3
 5303 14:02:21.272459  # [   58.163305] Code: 00 00 00 75 64 48 83[   67.344626]  full_proxy_write+0x53/0x80
 5304 14:02:21.281789   c4 10 5d c3 cc cc cc cc 48 89 ee 48 c7 c7 88 c0 58 9e e8 e4 99 [   67.355126]  vfs_write+0xe7/0x3a0
 5305 14:02:21.291944  fd ff 48 c7 c7 b0 c0 58 9e b8 de c0 de c0 <48> 03 45 00 48 89 04[   67.365042]  ksys_write+0x68/0xf0
 5306 14:02:21.298198   24 e8 cb 99 fd ff 48 89 ee 48 c7 c7 d8 c0 58
 5307 14:02:21.301456  # [   58.184285] [   67.374962]  do_syscall_64+0x30/0x40
 5308 14:02:21.307834  RSP: 0018:ffffa61282707e48 EFLAGS: 00010246
 5309 14:02:21.314572  # [   58.190152] RA[   67.385171]  entry_SYSCALL_64_after_hwframe+0x61/0xc6
 5310 14:02:21.324459  X: 00000000c0dec0de RBX: 0000000000000026 RCX: 0000000000000000[   67.397028] RIP: 0033:0x7fbacd91d8f3
 5311 14:02:21.350904  # [   58.198118] RDX: 0000000000000000 RSI: ffffa15fbad1bf70 RD[   67.407235] 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
 5312 14:02:21.354270  I: ffffffff9e58c0b0
 5313 14:02:21.368115  # [   58.206086] RBP: 00007ff27f1c0000 R08:[   67.434435] RSP: 002b:00007ffdaee5a5a8 EFLAGS: 00000246 ORIG_RAX: 0000000000000001
 5314 14:02:21.374626  [   67.449110] RAX: ffffffffffffffda RBX: 0000000000000017 RCX: 00007fbacd91d8f3
 5315 14:02:21.377752   0000000000000000 R09: 0000000000000000
 5316 14:02:21.388027  # [   58.214054] R10: 0[   67.457083] RDX: 0000000000000017 RSI: 00007fbacd810000 RDI: 0000000000000001
 5317 14:02:21.397723  [   67.471266] RBP: 00007fbacd810000 R08: 00007fbacd80f010 R09: 0000000000000000
 5318 14:02:21.404388  0000000ffffe000 R11: 3fffffffffffffff R12: 0000000000000011
 5319 14:02:21.411160  # [[   67.479242] R10: fffffffffffffbc5 R11: 0000000000000246 R12: 0000000000000001
 5320 14:02:21.417364  [   67.493425] R13: 0000000000000001 R14: 0000000000020000 R15: 0000000000020000
 5321 14:02:21.427378     58.222019] R13: ffffa61282707f10 R14: ffffa61282707f10 R15: f[   67.501407] irq event stamp: 0
 5322 14:02:21.430737  fffa15f432e3000
 5323 14:02:21.440302  # [   58.229986] FS:  00007ff27f191580(0000) GS[   67.511021] hardirqs last  enabled at (0): [<0000000000000000>] 0x0
 5324 14:02:21.446926  :ffffa15fbad00000(0000) knlGS:0000000000000000
 5325 14:02:21.457596  # [   58.239022][   67.524240] hardirqs last disabled at (0): [<ffffffff9cd00cf0>] copy_process+0x640/0x1c80
 5326 14:02:21.463743   CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
 5327 14:02:21.473234  # [   58.245[   67.539594] softirqs last  enabled at (0): [<ffffffff9cd00cf0>] copy_process+0x640/0x1c80
 5328 14:02:21.480512  [   67.554950] softirqs last disabled at (0): [<0000000000000000>] 0x0
 5329 14:02:21.489961  435] CR2: 00007ff27f1c0000 CR3: 000000010323e003 CR4: 0000000000[   67.561954] ---[ end trace 6004f8110cb730ad ]---
 5330 14:02:21.496572  [   67.573320] lkdtm: Saturation detected: still saturated
 5331 14:02:21.497171  3706e0
 5332 14:02:21.500149  # [   58.253401] Call Trace:
 5333 14:02:21.506925  # [   58.256129]  direct_entry.cold+0x2c/0x38
 5334 14:02:21.509802  # [   58.260508]  full_proxy_write+0x53/0x80
 5335 14:02:21.513234  # [   58.264789]  vfs_write+0xe7/0x3a0
 5336 14:02:21.517039  # [   58.274692]  ksys_write+0x68/0xf0
 5337 14:02:21.519686  # [   58.278388]  do_syscall_64+0x30/0x40
 5338 14:02:21.526509  # [   58.282367]  entry_SYSCALL_64_after_hwframe+0x61/0xc6
 5339 14:02:21.532695  # [   58.287996] RIP: 0033:0x7ff27f0a78f3
 5340 14:02:21.552651  # [   58.291982] 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
 5341 14:02:21.562589  # [   58.312959] RSP: 002b:00007ffef08db708 EFLAGS: 00000246 ORIG_RAX: 0000000000000001
 5342 14:02:21.569112  # [   58.321405] RAX: ffffffffffffffda RBX: 0000000000000011 RCX: 00007ff27f0a78f3
 5343 14:02:21.579073  # [   58.329371] RDX: 0000000000000011 RSI: 00007ff27ef9a000 RDI: 0000000000000001
 5344 14:02:21.585828  # [   58.337338] RBP: 00007ff27ef9a000 R08: 00007ff27ef99010 R09: 0000000000000000
 5345 14:02:21.592411  # [   58.345305] R10: fffffffffffffbc5 R11: 0000000000000246 R12: 0000000000000001
 5346 14:02:21.602330  # [   58.353274] R13: 0000000000000001 R14: 0000000000020000 R15: 0000000000020000
 5347 14:02:21.628501  # [   58.361264] 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
 5348 14:02:21.632114  # [   58.387734] CR2: 00007ff27f1c0000
 5349 14:02:21.638308  # [   58.391421] ---[ end trace 6004f8110cb7309d ]---
 5350 14:02:21.644951  # [   58.396575] RI[   67.719880] lkdtm: Performing direct entry REFCOUNT_ADD_SATURATED
 5351 14:02:21.651622  [   67.728933] lkdtm: attempting bad refcount_dec() from saturated
 5352 14:02:21.658322  [   67.735586] ------------[ cut here ]------------
 5353 14:02:21.661327  P: 0010:lkdtm_BUG+0x5/0x10
 5354 14:02:21.670790  # [   58.400950] Code: 89 ff e8 ee b[   67.740781] refcount_t: saturated; leaking memory.
 5355 14:02:21.684251  1 a3 ff 48 c7 c0 ea ff ff ff eb de 48 c7 c0 ea ff ff ff c3 cc cc[   67.752361] WARNING: CPU: 3 PID: 2460 at lib/refcount.c:22 refcount_warn_saturate+0x51/0x110
 5356 14:02:21.710393  [   67.767984] 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
 5357 14:02:21.720618  [   67.794436] CPU: 3 PID: 2460 Comm: cat Tainted: G      D W         5.10.151-cip18 #1
 5358 14:02:21.727494  [   67.803133] Hardware name: Google Rammus/Rammus, BIOS  09/04/2020
 5359 14:02:21.740577   cc cc 48 c7 c0 f4 ff ff ff eb c9 0f 1f 44 00 00 <0f> 0b 66 0f 1[   67.809956] RIP: 0010:refcount_warn_saturate+0x51/0x110
 5360 14:02:21.760424  [   67.821995] Code: 84 bc 00 00 00 c3 cc cc cc cc 85 f6 74 46 80 3d 65 42 94 01 00 75 ee 48 c7 c7 e0 6b 52 9e c6 05 55 42 94 01 01 e8 fa 6d 98 00 <0f> 0b c3 cc cc cc cc 80 3d 41 42 94 01 00 75 cb 48 c7 c7 08 6c 52
 5361 14:02:21.767174  [   67.842976] RSP: 0018:ffffa61282f77e48 EFLAGS: 00010286
 5362 14:02:21.773755  [   67.848811] RAX: 0000000000000000 RBX: 0000000000000037 RCX: 0000000000000000
 5363 14:02:21.783780  [   67.856781] RDX: ffffa15fbadac660 RSI: ffffa15fbad9bf70 RDI: ffffa15fbad9bf70
 5364 14:02:21.790754  [   67.864750] RBP: ffffffff9e58b253 R08: 0000000000000000 R09: 0000000000000000
 5365 14:02:21.796628  [   67.872721] R10: 00000000ffffe000 R11: 3fffffffffffffff R12: 0000000000000017
 5366 14:02:21.806969  [   67.880690] R13: ffffa61282f77f10 R14: ffffa61282f77f10 R15: ffffa15f429f4000
 5367 14:02:21.816852  [   67.888661] FS:  00007fbc44d7e580(0000) GS:ffffa15fbad80000(0000) knlGS:0000000000000000
 5368 14:02:21.823267  [   67.897699] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
 5369 14:02:21.829634  [   67.904116] CR2: 00007fbc44b87000 CR3: 000000010410e005 CR4: 00000000003706e0
 5370 14:02:21.833392  [   67.912086] Call Trace:
 5371 14:02:21.836051  [   67.914817]  lkdtm_REFCOUNT_ADD_SATURATED+0x3c/0x64
 5372 14:02:21.842812  [   67.920309]  direct_entry.cold+0x2c/0x38
 5373 14:02:21.845975  [   67.924712]  full_proxy_write+0x53/0x80
 5374 14:02:21.849399  [   67.928995]  vfs_write+0xe7/0x3a0
 5375 14:02:21.852990  [   67.932696]  ksys_write+0x68/0xf0
 5376 14:02:21.859336  [   67.936396]  do_syscall_64+0x30/0x40
 5377 14:02:21.862806  [   67.940388]  entry_SYSCALL_64_after_hwframe+0x61/0xc6
 5378 14:02:21.869364  [   67.946030] RIP: 0033:0x7fbc44c948f3
 5379 14:02:21.889119  [   67.950022] 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
 5380 14:02:21.895523  [   67.971002] RSP: 002b:00007ffee0c01cf8 EFLAGS: 00000246 ORIG_RAX: 0000000000000001
 5381 14:02:21.905880  [   67.979460] RAX: ffffffffffffffda RBX: 0000000000000017 RCX: 00007fbc44c948f3
 5382 14:02:21.912303  [   67.987430] RDX: 0000000000000017 RSI: 00007fbc44b87000 RDI: 0000000000000001
 5383 14:02:21.921796  [   67.995401] RBP: 00007fbc44b87000 R08: 00007fbc44b86010 R09: 0000000000000000
 5384 14:02:21.928396  [   68.003371] R10: fffffffffffffbc5 R11: 0000000000000246 R12: 0000000000000001
 5385 14:02:21.938349  [   68.011344] R13: 0000000000000001 R14: 0000000000020000 R15: 0000000000020000
 5386 14:02:21.941179  f 84 00 00 00 00 00 0f 1f 44 00 00 83 05 50 f4 93 02
 5387 14:02:21.948009  # [   58.4[   68.019321] irq event stamp: 0
 5388 14:02:21.954595  [   68.028939] hardirqs last  enabled at (0): [<0000000000000000>] 0x0
 5389 14:02:21.958116  21928] RSP: 0018:ffffa61281507e60 EFLAGS: 00010286
 5390 14:02:21.967973  # [   58.427[   68.035941] hardirqs last disabled at (0): [<ffffffff9cd00cf0>] copy_process+0x640/0x1c80
 5391 14:02:21.977651  [   68.051301] softirqs last  enabled at (0): [<ffffffff9cd00cf0>] copy_process+0x640/0x1c80
 5392 14:02:21.984766  [   68.060437] softirqs last disabled at (0): [<0000000000000000>] 0x0
 5393 14:02:21.991136  [   68.067437] ---[ end trace 6004f8110cb730ae ]---
 5394 14:02:21.997339  [   68.072592] lkdtm: Saturation detected: still saturated
 5395 14:02:22.004509  759] RAX: ffffffff9d4df0c0 RBX: 0000000000000001 RCX: 0000000000000000
 5396 14:02:22.010998  # [   58.435729] RDX: 0000000000000000 RSI: ffffa15fbad9bf70 RDI: ffffffff9e19b290
 5397 14:02:22.020529  # [   58.443697] RBP: ffffffff9e5e65f8 R08: 0000000000000001 R09: 0000000000000001
 5398 14:02:22.027142  # [   58.451663] R10: 00000000ffffe000 R11: 3fffffffffffffff R12: 0000000000000004
 5399 14:02:22.037372  # [   58.459631] R13: ffffa61281507f10 R14: ffffa61281507f10 R15: ffffa15f433f4000
 5400 14:02:22.043749  # [   58.467600] FS:  00007ff27f191580(0000) GS:ffffa15fbad00000(0000) knlGS:0000000000000000
 5401 14:02:22.050093  # [   58.476635] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
 5402 14:02:22.060409  # [   58.483048] CR2: 00007ff27f1c0000 CR3: 000000010323e003 CR4: 00000000003706e0
 5403 14:02:22.069986  # [   58.491014] BUG: sleeping function called from invalid context at include/linux/percpu-rwsem.h:49
 5404 14:02:22.076693  # [   58.500923] in_atomic(): 0, irqs_disabled(): 1, non_block: 0, pid: 1883, name: cat
 5405 14:02:22.083493  # [   58.509375] INFO: lockdep is turned off.
 5406 14:02:22.086427  # [   58.513751] irq event stamp: 0
 5407 14:02:22.093537  # [   58.517156] hardirqs last  enabled at (0): [<0000000000000000>] 0x0
 5408 14:02:22.103012  # [   58.524153] hardirqs last disabled at (0): [<ffffffff9cd00cf0>] copy_process+0x640/0x1c80
 5409 14:02:22.113548  # [   58.533277] softirqs last  enabled at (0): [<ffffffff9cd00cf0>] copy_process+0x640/0x1c80
 5410 14:02:22.119324  # [   58.542410] softirqs last disabled at (0): [<0000000000000000>] 0x0
 5411 14:02:22.129353  # [   58.549406] CPU: 2 PID: 1883 Comm: cat Tainted: G      D W         5.10.151-cip18 #1
 5412 14:02:22.139469  # [   58.558052] Hardware name: Google Rammus[   68.210293] lkdtm: Performing direct entry REFCOUNT_INC_NOT_ZERO_SATURATED
 5413 14:02:22.149491  [   68.222885] lkdtm: attempting bad refcount_inc_not_zero() from saturated
 5414 14:02:22.152432  [   68.230407] ------------[ cut here ]------------
 5415 14:02:22.159099  [   68.235593] refcount_t: saturated; leaking memory.
 5416 14:02:22.169360  [   68.240968] WARNING: CPU: 3 PID: 2492 at lib/refcount.c:19 refcount_warn_saturate+0x97/0x110
 5417 14:02:22.169953  /Rammus, BIOS  09/04/2020
 5418 14:02:22.172676  # [   58.564854] Call Trace:
 5419 14:02:22.201848  # [   5[   68.250404] 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
 5420 14:02:22.208979  [   68.283036] CPU: 3 PID: 2492 Comm: cat Tainted: G      D W         5.10.151-cip18 #1
 5421 14:02:22.215092  [   68.291713] Hardware name: Google Rammus/Rammus, BIOS  09/04/2020
 5422 14:02:22.222044  [   68.298519] RIP: 0010:refcount_warn_saturate+0x97/0x110
 5423 14:02:22.225246  8.567579]  dump_stack+0x77/0x9b
 5424 14:02:22.248613  # [   58.571289]  ___might_slee[   68.304359] Code: 01 01 e8 d7 6d 98 00 0f 0b c3 cc cc cc cc 80 3d 20 42 94 01 00 75 a8 48 c7 c7 e0 6b 52 9e c6 05 10 42 94 01 01 e8 b4 6d 98 00 <0f> 0b c3 cc cc cc cc 80 3d fa 41 94 01 00 75 85 48 c7 c7 38 6c 52
 5425 14:02:22.254782  [   68.331554] RSP: 0018:ffffa612830dfe38 EFLAGS: 00010282
 5426 14:02:22.261379  [   68.337389] RAX: 0000000000000000 RBX: 00000000c0000000 RCX: 0000000000000000
 5427 14:02:22.271352  [   68.345357] RDX: ffffa15fbadac660 RSI: ffffa15fbad9bf70 RDI: ffffa15fbad9bf70
 5428 14:02:22.277903  [   68.353327] RBP: ffffffff9e58ae80 R08: 0000000000000000 R09: 0000000000000000
 5429 14:02:22.287847  [   68.361326] R10: 00000000ffffe000 R11: 3fffffffffffffff R12: 0000000000000020
 5430 14:02:22.288452  p.cold+0xa6/0xb6
 5431 14:02:22.294383  # [   58.575891]  exit_signals+0x1c/0x2e0
 5432 14:02:22.301170  # [[   68.369310] R13: ffffa612830dff10 R14: ffffa612830dff10 R15: ffffa15f455fb000
 5433 14:02:22.310616  [   68.383485] FS:  00007f7b1786c580(0000) GS:ffffa15fbad80000(0000) knlGS:0000000000000000
 5434 14:02:22.317351  [   68.392522] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
 5435 14:02:22.323523  [   68.398941] CR2: 00007f7b17675000 CR3: 0000000103cae002 CR4: 00000000003706e0
 5436 14:02:22.327484  [   68.406916] Call Trace:
 5437 14:02:22.334540  [   68.409647]  __refcount_add_not_zero.constprop.0+0x2a/0x35
 5438 14:02:22.340087  [   68.415806]  lkdtm_REFCOUNT_INC_NOT_ZERO_SATURATED+0x3e/0x76
 5439 14:02:22.343767  [   68.422150]  direct_entry.cold+0x2c/0x38
 5440 14:02:22.346891  [   68.426530]  full_proxy_write+0x53/0x80
 5441 14:02:22.353339  [   68.430813]  vfs_write+0xe7/0x3a0
 5442 14:02:22.357315  [   68.434538]  ksys_write+0x68/0xf0
 5443 14:02:22.360175     58.579870]  do_exit+0xd5/0xb00
 5444 14:02:22.366880  # [   58.583363]  ? ksys_writ[   68.438254]  do_syscall_64+0x30/0x40
 5445 14:02:22.373640  [   68.448459]  entry_SYSCALL_64_after_hwframe+0x61/0xc6
 5446 14:02:22.376781  [   68.454099] RIP: 0033:0x7f7b177828f3
 5447 14:02:22.396727  [   68.458088] 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
 5448 14:02:22.406280  [   68.479065] RSP: 002b:00007ffe6a1fdac8 EFLAGS: 00000246 ORIG_RAX: 0000000000000001
 5449 14:02:22.412982  [   68.487520] RAX: ffffffffffffffda RBX: 0000000000000020 RCX: 00007f7b177828f3
 5450 14:02:22.419543  [   68.495490] RDX: 0000000000000020 RSI: 00007f7b17675000 RDI: 0000000000000001
 5451 14:02:22.429955  [   68.503460] RBP: 00007f7b17675000 R08: 00007f7b17674010 R09: 0000000000000000
 5452 14:02:22.435805  [   68.511430] R10: fffffffffffffbc5 R11: 0000000000000246 R12: 0000000000000001
 5453 14:02:22.445948  [   68.519402] R13: 0000000000000001 R14: 0000000000020000 R15: 0000000000020000
 5454 14:02:22.449169  [   68.527380] irq event stamp: 0
 5455 14:02:22.449641  e+0x68/0xf0
 5456 14:02:22.455700  # [   58.587256]  rewind_stack_do_exit+0x17/0x20
 5457 14:02:22.462526  #[   68.530812] hardirqs last  enabled at (0): [<0000000000000000>] 0x0
 5458 14:02:22.472211  [   68.544022] hardirqs last disabled at (0): [<ffffffff9cd00cf0>] copy_process+0x640/0x1c80
 5459 14:02:22.479422  [   68.553156] softirqs last  enabled at (0): [<ffffffff9cd00cf0>] copy_process+0x640/0x1c80
 5460 14:02:22.485563  [   68.562297] softirqs last disabled at (0): [<0000000000000000>] 0x0
 5461 14:02:22.491776  [   68.569302] ---[ end trace 6004f8110cb730af ]---
 5462 14:02:22.498521  [   68.574460] lkdtm: Saturation detected: still saturated
 5463 14:02:22.501790   [   58.591921] RIP: 0033:0x7ff27f0a78f3
 5464 14:02:22.521192  # [   58.595909] 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
 5465 14:02:22.531744  # [   58.616887] RSP: 002b:00007ffef08db708 EFLAGS: 00000246 ORIG_RAX: 0000000000000001
 5466 14:02:22.541296  # [   58.625339] RAX: ffffffffffffffda RBX: 0000000000000011 RCX: 00007ff27f0a78f3
 5467 14:02:22.547997  # [   58.633307] RDX: 0000000000000011 RSI: 00007ff27ef9a000 RDI: 0000000000000001
 5468 14:02:22.557604  # [   58.641274] RBP: 00007ff27ef9a000 R08: 00007ff27ef99010 R09: 0000000000000000
 5469 14:02:22.564119  # [   58.649262] R10: fffffffffffffbc5 R11: 0000000000000246 R12: 0000000000000001
 5470 14:02:22.571019  # [   58.657247] R13: 0000000000000001 R14: 0000000000020000 R15: 0000000000020000
 5471 14:02:22.577575  # ACCESS_USERSPACE: saw 'call trace:': ok
 5472 14:02:22.580674  ok 37 selftests: lkdtm: ACCESS_USERSPACE.sh
 5473 14:02:22.584289  # selftests: lkdtm: ACCESS_NULL.sh
 5474 14:02:22.584729  # Killed
 5475 14:02:22.590669  # [   58.795202] lkdtm: Performing direct entry ACCESS_NULL
 5476 14:02:22.597414  # [   58.801515] lkdtm: attempting bad read at 0000000000000000
 5477 14:02:22.607269  # [   58.813881] BUG: kernel NULL pointer dereference, address: 0000000000000000
 5478 14:02:22.610415  # [   58.827867] #PF: supervisor read access in kernel mode
 5479 14:02:22.617497  # [   58.833604] #PF: error_code(0x0000) - not-present page
 5480 14:02:22.620373  # [   58.839340] PGD 0 P4D 0 
 5481 14:02:22.623818  # [   58.842166] Oops: 0000 [#13] SMP PTI
 5482 14:02:22.633869  # [   58.846156] CPU: 1 PID: 1918 Comm: cat Tainted: G      D W         5.10.151-cip18 #1
 5483 14:02:22.640826  # [   58.854805] Hardware name: Google Rammus/Rammus, BIOS  09/04/2020
 5484 14:02:22.647174  # [   58.867825] RIP: 0010:lkdtm_ACCESS_NULL+0x14/0x53
 5485 14:02:22.653262  # [   58.8[   68.728427] lkdtm: Performing direct entry REFCOUNT_ADD_NOT_ZERO_SATURATED
 5486 14:02:22.663388  [   68.737162] lkdtm: attempting bad refcount_add_not_zero() from saturated
 5487 14:02:22.672889  79306] Code: 88 99 fd ff be 00 10 00 00 48 89 ef e8 38 9d 39 ff [   68.744659] ------------[ cut here ]------------
 5488 14:02:22.679780  [   68.756027] refcount_t: saturated; leaking memory.
 5489 14:02:22.689544  [   68.761413] WARNING: CPU: 2 PID: 2524 at lib/refcount.c:19 refcount_warn_saturate+0x97/0x110
 5490 14:02:22.719066  e9 69 ff ff ff 0f 1f 44 00 00 53 31 f6 48 c7 c7 88 c0 58 9e e8 6[   68.770851] 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
 5491 14:02:22.729076  [   68.803481] CPU: 2 PID: 2524 Comm: cat Tainted: G      D W         5.10.151-cip18 #1
 5492 14:02:22.735948  [   68.812167] Hardware name: Google Rammus/Rammus, BIOS  09/04/2020
 5493 14:02:22.742692  [   68.819007] RIP: 0010:refcount_warn_saturate+0x97/0x110
 5494 14:02:22.762291  [   68.824846] Code: 01 01 e8 d7 6d 98 00 0f 0b c3 cc cc cc cc 80 3d 20 42 94 01 00 75 a8 48 c7 c7 e0 6b 52 9e c6 05 10 42 94 01 01 e8 b4 6d 98 00 <0f> 0b c3 cc cc cc cc 80 3d fa 41 94 01 00 75 85 48 c7 c7 38 6c 52
 5495 14:02:22.769452  [   68.845861] RSP: 0018:ffffa61283167e38 EFLAGS: 00010282
 5496 14:02:22.778849  [   68.851699] RAX: 0000000000000000 RBX: 00000000c0000000 RCX: 0000000000000000
 5497 14:02:22.785075  [   68.859673] RDX: ffffa15fbad2c660 RSI: ffffa15fbad1bf70 RDI: ffffa15fbad1bf70
 5498 14:02:22.798803  2 99 fd ff <48> 8b 1c 25 00 00 00 00 b8 de c0 de c0 48 c7 c7 b0 [   68.867647] RBP: ffffffff9e58aea0 R08: 0000000000000000 R09: 0000000000000000
 5499 14:02:22.808658  [   68.881833] R10: 00000000ffffe000 R11: 3fffffffffffffff R12: 0000000000000020
 5500 14:02:22.815088  [   68.889803] R13: ffffa61283167f10 R14: ffffa61283167f10 R15: ffffa15f408aa000
 5501 14:02:22.825371  [   68.897775] FS:  00007f968b824580(0000) GS:ffffa15fbad00000(0000) knlGS:0000000000000000
 5502 14:02:22.831696  [   68.906813] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
 5503 14:02:22.832191  c0 58 9e 48 01
 5504 14:02:22.844856  # [   58.900298] RSP: 0018:ffffa61282747e58 EFLA[   68.913255] CR2: 00007f968b62d000 CR3: 0000000102964003 CR4: 00000000003706e0
 5505 14:02:22.847913  [   68.927437] Call Trace:
 5506 14:02:22.854709  [   68.930194]  __refcount_add_not_zero.constprop.0+0x2a/0x35
 5507 14:02:22.861256  [   68.936352]  lkdtm_REFCOUNT_ADD_NOT_ZERO_SATURATED+0x3e/0x76
 5508 14:02:22.864360  [   68.942704]  direct_entry.cold+0x2c/0x38
 5509 14:02:22.867961  [   68.947085]  full_proxy_write+0x53/0x80
 5510 14:02:22.870923  [   68.951394]  vfs_write+0xe7/0x3a0
 5511 14:02:22.877733  [   68.955119]  ksys_write+0x68/0xf0
 5512 14:02:22.881435  [   68.958819]  do_syscall_64+0x30/0x40
 5513 14:02:22.887814  [   68.962811]  entry_SYSCALL_64_after_hwframe+0x61/0xc6
 5514 14:02:22.890810  [   68.968453] RIP: 0033:0x7f968b73a8f3
 5515 14:02:22.910748  [   68.972445] 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
 5516 14:02:22.920785  [   68.993426] RSP: 002b:00007ffefbf8cf38 EFLAGS: 00000246 ORIG_RAX: 0000000000000001
 5517 14:02:22.927418  [   69.001883] RAX: ffffffffffffffda RBX: 0000000000000020 RCX: 00007f968b73a8f3
 5518 14:02:22.934259  [   69.009852] RDX: 0000000000000020 RSI: 00007f968b62d000 RDI: 0000000000000001
 5519 14:02:22.943959  [   69.017825] RBP: 00007f968b62d000 R08: 00007f968b62c010 R09: 0000000000000000
 5520 14:02:22.950446  [   69.025795] R10: fffffffffffffbc5 R11: 0000000000000246 R12: 0000000000000001
 5521 14:02:22.960205  [   69.033768] R13: 0000000000000001 R14: 0000000000020000 R15: 0000000000020000
 5522 14:02:22.963452  [   69.041743] irq event stamp: 0
 5523 14:02:22.969828  [   69.045180] hardirqs last  enabled at (0): [<0000000000000000>] 0x0
 5524 14:02:22.980166  [   69.052181] hardirqs last disabled at (0): [<ffffffff9cd00cf0>] copy_process+0x640/0x1c80
 5525 14:02:22.986579  [   69.061316] softirqs last  enabled at (0): [<ffffffff9cd00cf0>] copy_process+0x640/0x1c80
 5526 14:02:22.996397  [   69.070452] softirqs last disabled at (0): [<0000000000000000>] 0x0
 5527 14:02:22.999601  [   69.077451] ---[ end trace 6004f8110cb730b0 ]---
 5528 14:02:23.006505  [   69.082606] lkdtm: Saturation detected: still saturated
 5529 14:02:23.007081  GS: 00010246
 5530 14:02:23.015967  # [   58.906138] RAX: 000000000000002e RBX: 0000000000000027 RCX: 0000000000000000
 5531 14:02:23.022707  # [   58.920318] RDX: 0000000000000000 RSI: ffffa15fbac9bf70 RDI: ffffa15fbac9bf70
 5532 14:02:23.033299  # [   58.928286] RBP: ffffffff9e58b179 R08: 0000000000000000 R09: 0000000000000000
 5533 14:02:23.039220  # [   58.936274] R10: 00000000ffffe000 R11: 3fffffffffffffff R12: 000000000000000c
 5534 14:02:23.049091  # [   58.944249] R13: ffffa61282747f10 R14: ffffa61282747f10 R15: ffffa15f43db3000
 5535 14:02:23.058883  # [   58.952217] FS:  00007fdad3431580(0000) GS:ffffa15fbac80000(0000) knlGS:0000000000000000
 5536 14:02:23.065580  # [   58.961254] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
 5537 14:02:23.072320  # [   58.967668] CR2: 0000000000000000 CR3: 0000000103564006 CR4: 00000000003706e0
 5538 14:02:23.075710  # [   58.975636] Call Trace:
 5539 14:02:23.078907  # [   58.978365]  direct_entry.cold+0x2c/0x38
 5540 14:02:23.085636  # [   58.982744]  full_proxy_write+0x53/0x80
 5541 14:02:23.088678  # [   58.993256]  vfs_write+0xe7/0x3a0
 5542 14:02:23.091871  # [   58.996956]  ksys_write+0x68/0xf0
 5543 14:02:23.098375  # [   59.006866]  do_syscall_64+0x30/0x40
 5544 14:02:23.105076  # [   59.010855]  entry_SYSCALL_64_after_hwframe+0x61/0xc6
 5545 14:02:23.108291  # [   59.016494] RIP: 0033:0x7fdad33478f3
 5546 14:02:23.131418  # [   59.020480] 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
 5547 14:02:23.138044  # [   59.041459] RSP: 002b:00007fff44926ac8 EFLAGS: 00000246 ORIG_RAX: 0000000000000001
 5548 14:02:23.147781  # [   59.049915] RAX: ffffffffffffffda RBX: 000000000000000c RCX: 00007fdad33478f3
 5549 14:02:23.154547  # [   59.057884] RDX: 000000000000000c RSI: 00007fdad323a000 RDI: 0000000000000001
 5550 14:02:23.164362  # [   59.065853] RBP: 00007fdad323a000 R08: 00007fdad3239010 R09: 0000000000000000
 5551 14:02:23.174313  # [   59.073821] R10: fffffffffffffbc5 R11: 0000000000000246 R12: 0000000000000001
 5552 14:02:23.180880  # [   59.081789] R13: 0000000000000001 R14: 0000000000020000 R15: 0000000000020000
 5553 14:02:23.207205  # [   59.089759] 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
 5554 14:02:23.213631  # [   59.122392] CR2: 0000000000000000
 5555 14:02:23.216912  # [   59.126089] ---[ end trace 6004f8110cb7309e ]---
 5556 14:02:23.223827  # [   59.131247] RIP: 0010:lkdtm_BUG+0x5/0x10
 5557 14:02:23.243371  # [   59.135624] Code: 89 ff e8 ee b1 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 50 f4 93 02
 5558 14:02:23.249866  # [   59.156604] RSP: 0018:ffffa61281507e60 EFLAGS: 00010286
 5559 14:02:23.259854  # [   59.162437] RAX: ffffffff9d4df0c0 RBX: 0000000000000001 RCX: 0000000000000000
 5560 14:02:23.266125  # [   59.170405] RDX: 0000000000000000 RSI: ffffa15fbad9bf70 RDI: ffffffff9e19b290
 5561 14:02:23.276160  # [   59.178372] RBP: ffffffff9e5e65f8 R08: 0000000000000001 R09: 0000000000000001
 5562 14:02:23.283070  # [   59.186340] R10: 00000000ffffe000 R11: 3fffffffffffffff R12: 0000000000000004
 5563 14:02:23.292889  # [   59.194309] R13: ffffa61281507f10 R14: ffffa61281507f10 R15: ffffa15f433f4000
 5564 14:02:23.301992  # [   59.202297] FS:  00007fdad3431580(0000) GS:ffffa15fbac80000(0000) knlGS:0000000000000000
 5565 14:02:23.309108  # [   59.211333] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
 5566 14:02:23.315552  # [   59.217746] CR2: 0000000000000000 CR3: 0000000103564006 CR4: 00000000003706e0
 5567 14:02:23.318893  # ACCESS_NULL: saw 'call trace:': ok
 5568 14:02:23.325832  ok 38 selftests: lkdtm: ACCESS_NULL.sh
 5569 14:02:23.328607  # selftests: lkdtm: WRITE_RO.sh
 5570 14:02:23.328774  # Killed
 5571 14:02:23.335336  # [   59.347552] lkdtm: Performing direct entry WRITE_RO
 5572 14:02:23.341916  # [   59.355482] lkdtm: attempting bad rodata write at ffffffff9e19b710
 5573 14:02:23.349491  # [   59.368612] BUG: unable to handle page fault for address: ffffffff9e19b710
 5574 14:02:23.355238  # [   59.382485] #PF: supervisor write access in kernel mode
 5575 14:02:23.361701  # [   59.388318] #PF: error_code(0x0003) - permissions violation
 5576 14:02:23.371787  # [   59.394530] PGD 2fa29067 P4D 2fa29067 PUD 2fa2a063 PMD 800000002f2000e1 
 5577 14:02:23.375136  # [   59.402017] Oops: 0003 [#14] SMP PTI
 5578 14:02:23.385449  # [   59.412218] CPU: 1 PID: 1953 Comm: cat Tainted: G      D W         5.10.151-cip18 #1
 5579 14:02:23.391872  # [   59.420890] Hardware name: Google Rammus/Rammus, BIOS  09/04/2020
 5580 14:02:23.395524  # [   59.427695] RIP: 0010:lkdtm_WRITE_RO+0x2e/0x3a
 5581 14:02:23.417942  # [   59.432655] Code: 00 48 c7 c7 68 bf 58 9e 48 c7 c6 10 b7 19 9e e8 0c 9c fd ff 48 8b 05 62 e1 62 00 ba 34 12 cd ab 48 c7 c7 98 bf 58 9e 48 31 d0 <48> 89 05 4c e1 62 00 e9 ea 9b fd ff 0f 1f 44 00 00 48 8b 05 5b ad
 5582 14:02:23.424608  # [   59.459840] RSP: 0018:ffffa612827f7e60 EFLAGS: 00010202
 5583 14:02:23.434948  # [   59.465674] RAX: 000000000198b861 RBX: 0000000000000028 RCX: 0000000000000000
 5584 14:02:23.441091  # [   59.473640] RDX: 00000000abcd1234 RSI: ffffa15fbac9bf70 RDI: ffffffff9e58bf98
 5585 14:02:23.450765  # [   59.481607] RBP: ffffffff9e58b185 R08: 0000000000000000 R09: 0000000000000000
 5586 14:02:23.457310  # [   59.489571] R10: 00000000ffffe000 R11: 3fffffffffffffff R12: 0000000000000009
 5587 14:02:23.467523  # [   59.497538] R13: ffffa612827f7f10 R14: ffffa612827f7f10 R15: ffffa15f44e23000
 5588 14:02:23.477281  # [   59.505506] FS:  00007f3787620580(0000) GS:ffffa15fbac80000(0000) knlGS:0000000000000000
 5589 14:02:23.483732  # [   59.514545] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
 5590 14:02:23.493652  # [   59.520952] CR2: ffffffff9e19b710 CR3: 0000000103d96006 CR4: 00000000003706e0
 5591 14:02:23.497198  # [   59.528910] Call Trace:
 5592 14:02:23.500561  # [   59.531636]  direct_entry.cold+0x2c/0x38
 5593 14:02:23.504009  # [   59.536015]  full_proxy_write+0x53/0x80
 5594 14:02:23.510480  # [   59.540298]  vfs_write+0xe7/0x3a0
 5595 14:02:23.513366  # [   59.550205]  ksys_write+0x68/0xf0
 5596 14:02:23.516641  # [   59.553903]  do_syscall_64+0x30/0x40
 5597 14:02:23.523247  # [   59.557893]  entry_SYSCALL_64_after_hwframe+0x61/0xc6
 5598 14:02:23.526868  # [   59.563532] RIP: 0033:0x7f37875368f3
 5599 14:02:23.550139  # [   59.567511] 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
 5600 14:02:23.559308  # [   59.588486] RSP: 002b:00007ffc9fa9ebd8 EFLAGS: 00000246 ORIG_RAX: 0000000000000001
 5601 14:02:23.566116  # [   59.596930] RAX: ffffffffffffffda RBX: 0000000000000009 RCX: 00007f37875368f3
 5602 14:02:23.576163  # [   59.604895] RDX: 0000000000000009 RSI: 00007f3787429000 RDI: 0000000000000001
 5603 14:02:23.582710  # [   59.612860] RBP: 00007f3787429000 R08: 00007f3787428010 R09: 0000000000000000
 5604 14:02:23.592916  # [   59.620826] R10: fffffffffffffbc5 R11: 0000000000000246 R12: 0000000000000001
 5605 14:02:23.598991  # [   59.628796] R13: 0000000000000001 R14: 0000000000020000 R15: 0000000000020000
 5606 14:02:23.628981  # [   59.636762] 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
 5607 14:02:23.632278  # [   59.669390] CR2: ffffffff9e19b710
 5608 14:02:23.638365  # [   59.673087] ---[ end trace 6004f8110cb7309f ]---
 5609 14:02:23.641879  # [   59.678249] RIP: 0010:lkdtm_BUG+0x5/0x10
 5610 14:02:23.661792  # [   59.682623] Code: 89 ff e8 ee b1 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 50 f4 93 02
 5611 14:02:23.668345  # [   59.703599] RSP: 0018:ffffa61281507e60 EFLAGS: 00010286
 5612 14:02:23.677594  # [   59.709425] RAX: ffffffff9d4df0c0 RBX: 0000000000000001 RCX: 0000000000000000
 5613 14:02:23.684322  # [   59.717395] RDX: 0000000000000000 RSI: ffffa15fbad9bf70 RDI: ffffffff9e19b290
 5614 14:02:23.694272  # [   59.725364] RBP: ffffffff9e5e65f8 R08: 0000000000000001 R09: 0000000000000001
 5615 14:02:23.701548  # [   59.733333] R10: 00000000ffffe000 R11: 3fffffffffffffff R12: 0000000000000004
 5616 14:02:23.711513  # [   59.741305] R13: ffffa61281507f10 R14: ffffa61281507f10 R15: ffffa15f433f4000
 5617 14:02:23.717790  # [   59.749293] FS:  00007f3787620580(0000) GS:ffffa15fbac80000(0000) knlGS:0000000000000000
 5618 14:02:23.724174  # [   59.758325] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
 5619 14:02:23.733803  # [   59.764738] CR2: ffffffff9e19b710 CR3: 0000000103d96006 CR4: 00000000003706e0
 5620 14:02:23.737536  # WRITE_RO: saw 'call trace:': ok
 5621 14:02:23.747948  ok 39 selftests: lkd[   69.820516] lkdtm: Performing direct entry REFCOUNT_DEC_AND_TEST_SATURATED
 5622 14:02:23.748534  tm: WRITE_RO.sh
 5623 14:02:23.753831  # selftests: lkdtm: WRITE_RO_AFTER_INIT.sh
 5624 14:02:23.761009  # K[   69.829325] lkdtm: attempting bad refcount_dec_and_test() from saturated
 5625 14:02:23.761599  illed
 5626 14:02:23.771111  # [   59.898880] lkdtm: Performing direct entry WRITE_RO_[   69.843030] ------------[ cut here ]------------
 5627 14:02:23.777177  [   69.854396] refcount_t: underflow; use-after-free.
 5628 14:02:23.777753  AFTER_INIT
 5629 14:02:23.793774  # [   59.909774] lkdtm: attempting bad ro_after_init[   69.859777] WARNING: CPU: 1 PID: 2559 at lib/refcount.c:28 refcount_warn_saturate+0xba/0x110
 5630 14:02:23.797305   write at ffffffff9e608330
 5631 14:02:23.826594  # [   59.917383] BUG: unable to hand[   69.875387] 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
 5632 14:02:23.830193  le page fault for address: ffffffff9e608330
 5633 14:02:23.840051  # [   59.931254] #P[   69.908023] CPU: 1 PID: 2559 Comm: cat Tainted: G      D W         5.10.151-cip18 #1
 5634 14:02:23.846198  [   69.922885] Hardware name: Google Rammus/Rammus, BIOS  09/04/2020
 5635 14:02:23.852742  F: supervisor write access in kernel mode
 5636 14:02:23.859729  # [   59.937087] #PF:[   69.929693] RIP: 0010:refcount_warn_saturate+0xba/0x110
 5637 14:02:23.862838   error_code(0x0003) - permissions violation
 5638 14:02:23.886073  # [   59.943299] PG[   69.941738] Code: 01 01 e8 b4 6d 98 00 0f 0b c3 cc cc cc cc 80 3d fa 41 94 01 00 75 85 48 c7 c7 38 6c 52 9e c6 05 ea 41 94 01 01 e8 91 6d 98 00 <0f> 0b c3 cc cc cc cc 80 3d d5 41 94 01 00 0f 85 5e ff ff ff 48 c7
 5639 14:02:23.899384  D 2fa29067 P4D 2fa29067 PUD 2fa2a063 PMD 104c33063 PTE 800000002[   69.968934] RSP: 0018:ffffa612831f7e40 EFLAGS: 00010286
 5640 14:02:23.899974  f808061
 5641 14:02:23.902309  # [   59.958263] Oops: 0003 [#15] SMP PTI
 5642 14:02:23.912656  # [   59.962[   69.980979] RAX: 0000000000000000 RBX: 000000000000003a RCX: 0000000000000000
 5643 14:02:23.922432  [   69.995162] RDX: ffffa15fbacac660 RSI: ffffa15fbac9bf70 RDI: ffffa15fbac9bf70
 5644 14:02:23.935119  252] CPU: 3 PID: 1988 Comm: cat Tainted: G      D W         5.10[   70.003136] RBP: ffffffff9e58aec0 R08: 0000000000000000 R09: 0000000000000000
 5645 14:02:23.942022  [   70.017314] R10: 00000000ffffe000 R11: 3fffffffffffffff R12: 0000000000000020
 5646 14:02:23.945473  .151-cip18 #1
 5647 14:02:23.958620  # [   59.970900] Hardware name: Google Rammus/Ram[   70.025307] R13: ffffa612831f7f10 R14: ffffa612831f7f10 R15: ffffa15f43533000
 5648 14:02:23.965136  [   70.039487] FS:  00007fdb3b1fe580(0000) GS:ffffa15fbac80000(0000) knlGS:0000000000000000
 5649 14:02:23.968526  mus, BIOS  09/04/2020
 5650 14:02:23.978715  # [   59.977705] RIP: 0010:lkdtm_WRITE_RO[   70.048550] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
 5651 14:02:23.988835  [   70.061178] CR2: 00007fdb3b007000 CR3: 0000000102bbe001 CR4: 00000000003706e0
 5652 14:02:23.989423  _AFTER_INIT+0x4e/0x5a
 5653 14:02:23.994752  # [   59.983731] Code: bf 58 9e e9 be 9b [   70.069150] Call Trace:
 5654 14:02:24.007999  fd ff 48 c7 c7 f0 bf 58 9e e8 b2 9b fd ff 48 8b 05 28 ad a9 00 b[   70.078093]  __refcount_sub_and_test.constprop.0+0x3c/0x50
 5655 14:02:24.021018  a 34 12 cd ab 48 c7 c7 98 bf 58 9e 48 31 d0 <48> 89 05 12 ad a9 [   70.090433]  lkdtm_REFCOUNT_DEC_AND_TEST_SATURATED+0x3e/0x76
 5656 14:02:24.023607  00 e9 90 9b fd ff 0f 1f 44 00 00 41 54 48 c7 c7
 5657 14:02:24.030141  # [   60.004711[   70.102993]  direct_entry.cold+0x2c/0x38
 5658 14:02:24.033644  ] RSP: 0018:ffffa61282887e60 EFLAGS: 00010202
 5659 14:02:24.040222  # [   60.010533] [   70.113612]  full_proxy_write+0x53/0x80
 5660 14:02:24.050653  RAX: 00000000fe67479e RBX: 0000000000000029 RCX: 000000000000000[   70.124112]  vfs_write+0xe7/0x3a0
 5661 14:02:24.050745  0
 5662 14:02:24.060657  # [   60.018502] RDX: 00000000abcd1234 RSI: ffffa15fbad9bf70 [   70.134021]  ksys_write+0x68/0xf0
 5663 14:02:24.063696  RDI: ffffffff9e58bf98
 5664 14:02:24.070152  # [   60.026469] RBP: ffffffff9e58b18e R0[   70.143935]  do_syscall_64+0x30/0x40
 5665 14:02:24.077339  8: 0000000000000000 R09: 0000000000000000
 5666 14:02:24.083608  # [   60.034438] R10:[   70.154140]  entry_SYSCALL_64_after_hwframe+0x61/0xc6
 5667 14:02:24.086717  [   70.165995] RIP: 0033:0x7fdb3b1148f3
 5668 14:02:24.093266   00000000ffffe000 R11: 3fffffffffffffff R12: 0000000000000014
 5669 14:02:24.113121  #[   70.169987] 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
 5670 14:02:24.130056   [   60.042403] R13: ffffa61282887f10 R14: ffffa61282887f10 R15:[   70.197203] RSP: 002b:00007ffdd4997098 EFLAGS: 00000246 ORIG_RAX: 0000000000000001
 5671 14:02:24.132555   ffffa15f4338c000
 5672 14:02:24.142988  # [   60.050370] FS:  00007f9b6bd79580(0000) [   70.211852] RAX: ffffffffffffffda RBX: 0000000000000020 RCX: 00007fdb3b1148f3
 5673 14:02:24.152982  [   70.226035] RDX: 0000000000000020 RSI: 00007fdb3b007000 RDI: 0000000000000001
 5674 14:02:24.155855  GS:ffffa15fbad80000(0000) knlGS:0000000000000000
 5675 14:02:24.165591  # [   60.05940[   70.234005] RBP: 00007fdb3b007000 R08: 00007fdb3b006010 R09: 0000000000000000
 5676 14:02:24.172216  [   70.248184] R10: fffffffffffffbc5 R11: 0000000000000246 R12: 0000000000000001
 5677 14:02:24.179154  4] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
 5678 14:02:24.188901  # [   60.0[   70.256157] R13: 0000000000000001 R14: 0000000000020000 R15: 0000000000020000
 5679 14:02:24.198663  65817] CR2: ffffffff9e608330 CR3: 000000010655e002 CR4: 00000000[   70.270340] irq event stamp: 0
 5680 14:02:24.205315  [   70.279958] hardirqs last  enabled at (0): [<0000000000000000>] 0x0
 5681 14:02:24.205897  003706e0
 5682 14:02:24.208835  # [   60.073785] Call Trace:
 5683 14:02:24.218589  # [   60.076511]  direct[   70.286961] hardirqs last disabled at (0): [<ffffffff9cd00cf0>] copy_process+0x640/0x1c80
 5684 14:02:24.228724  [   70.302305] softirqs last  enabled at (0): [<ffffffff9cd00cf0>] copy_process+0x640/0x1c80
 5685 14:02:24.231557  _entry.cold+0x2c/0x38
 5686 14:02:24.241497  # [   60.080890]  full_proxy_write+0x53/0[   70.311442] softirqs last disabled at (0): [<0000000000000000>] 0x0
 5687 14:02:24.247895  [   70.324651] ---[ end trace 6004f8110cb730b1 ]---
 5688 14:02:24.248466  x80
 5689 14:02:24.251414  # [   60.085172]  vfs_write+0xe7/0x3a0
 5690 14:02:24.258047  # [   60.088869]  k[   70.329807] lkdtm: Saturation detected: still saturated
 5691 14:02:24.261667  sys_write+0x68/0xf0
 5692 14:02:24.264399  # [   60.092559]  do_syscall_64+0x30/0x40
 5693 14:02:24.271720  # [   60.096537]  entry_SYSCALL_64_after_hwframe+0x61/0xc6
 5694 14:02:24.274544  # [   60.102176] RIP: 0033:0x7f9b6bc8f8f3
 5695 14:02:24.297240  # [   60.106164] 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
 5696 14:02:24.303938  # [   60.127142] RSP: 002b:00007ffed1702c18 EFLAGS: 00000246 ORIG_RAX: 0000000000000001
 5697 14:02:24.313867  # [   60.135596] RAX: ffffffffffffffda RBX: 0000000000000014 RCX: 00007f9b6bc8f8f3
 5698 14:02:24.320371  # [   60.143563] RDX: 0000000000000014 RSI: 00007f9b6bb82000 RDI: 0000000000000001
 5699 14:02:24.330310  # [   60.151531] RBP: 00007f9b6bb82000 R08: 00007f9b6bb81010 R09: 0000000000000000
 5700 14:02:24.336737  # [   60.159501] R10: fffffffffffffbc5 R11: 0000000000000246 R12: 0000000000000001
 5701 14:02:24.346726  # [   60.167469] R13: 0000000000000001 R14: 0000000000020000 R15: 0000000000020000
 5702 14:02:24.373326  # [   60.175440] 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
 5703 14:02:24.376456  # [   60.201896] CR2: ffffffff9e608330
 5704 14:02:24.383036  # [   60.211804] ---[ end trace 6004f8110cb730a0 ]---
 5705 14:02:24.386267  # [   60.216948] RIP: 0010:lkdtm_BUG+0x5/0x10
 5706 14:02:24.409837  # [   60.221323] Code: 89 ff e8 ee b1 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[   70.481901] lkdtm: Performing direct entry REFCOUNT_SUB_AND_TEST_SATURATED
 5707 14:02:24.416267  [   70.492512] lkdtm: attempting bad refcount_sub_and_test() from saturated
 5708 14:02:24.422302   1f 84 00 00 00 00 00 0f 1f 44 00 00 83 05 50 f4 93 02
 5709 14:02:24.429201  # [   60[   70.500010] ------------[ cut here ]------------
 5710 14:02:24.432607  .242302] RSP: 0018:ffffa61281507e60 EFLAGS: 00010286
 5711 14:02:24.439261  # [   60.2[   70.511379] refcount_t: underflow; use-after-free.
 5712 14:02:24.455487  48134] RAX: ffffffff9d4df0c0 RBX: 0000000000000001 RCX: 00000000[   70.522949] WARNING: CPU: 2 PID: 2594 at lib/refcount.c:28 refcount_warn_saturate+0xba/0x110
 5713 14:02:24.482078  [   70.538578] 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
 5714 14:02:24.482684  00000000
 5715 14:02:24.498479  # [   60.256101] RDX: 0000000000000000 RSI: ffffa15fba[   70.565045] CPU: 2 PID: 2594 Comm: cat Tainted: G      D W         5.10.151-cip18 #1
 5716 14:02:24.505231  [   70.579895] Hardware name: Google Rammus/Rammus, BIOS  09/04/2020
 5717 14:02:24.508541  d9bf70 RDI: ffffffff9e19b290
 5718 14:02:24.514868  # [   60.264069] RBP: ffffffff9e5e[   70.586730] RIP: 0010:refcount_warn_saturate+0xba/0x110
 5719 14:02:24.537881  [   70.598770] Code: 01 01 e8 b4 6d 98 00 0f 0b c3 cc cc cc cc 80 3d fa 41 94 01 00 75 85 48 c7 c7 38 6c 52 9e c6 05 ea 41 94 01 01 e8 91 6d 98 00 <0f> 0b c3 cc cc cc cc 80 3d d5 41 94 01 00 0f 85 5e ff ff ff 48 c7
 5720 14:02:24.544564  [   70.619751] RSP: 0018:ffffa61283237e40 EFLAGS: 00010286
 5721 14:02:24.551654  [   70.625612] RAX: 0000000000000000 RBX: 000000000000003b RCX: 0000000000000000
 5722 14:02:24.558198  [   70.633581] RDX: ffffa15fbad2c660 RSI: ffffa15fbad1bf70 RDI: ffffa15fbad1bf70
 5723 14:02:24.567512  [   70.641553] RBP: ffffffff9e58aee0 R08: 0000000000000000 R09: 0000000000000000
 5724 14:02:24.574604  [   70.649522] R10: 00000000ffffe000 R11: 3fffffffffffffff R12: 0000000000000020
 5725 14:02:24.584510  [   70.657493] R13: ffffa61283237f10 R14: ffffa61283237f10 R15: ffffa15f456da000
 5726 14:02:24.591072  [   70.665465] FS:  00007f3b5f22e580(0000) GS:ffffa15fbad00000(0000) knlGS:0000000000000000
 5727 14:02:24.597688  [   70.674505] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
 5728 14:02:24.607531  [   70.680922] CR2: 00007f3b5f037000 CR3: 000000010351a002 CR4: 00000000003706e0
 5729 14:02:24.610932  [   70.688894] Call Trace:
 5730 14:02:24.614047  [   70.691626]  __refcount_sub_and_test.constprop.0+0x3c/0x50
 5731 14:02:24.621121  [   70.697786]  lkdtm_REFCOUNT_SUB_AND_TEST_SATURATED+0x3e/0x76
 5732 14:02:24.627336  [   70.704140]  direct_entry.cold+0x2c/0x38
 5733 14:02:24.630603  [   70.708544]  full_proxy_write+0x53/0x80
 5734 14:02:24.633968  [   70.712858]  vfs_write+0xe7/0x3a0
 5735 14:02:24.636974  [   70.716588]  ksys_write+0x68/0xf0
 5736 14:02:24.640357  [   70.720308]  do_syscall_64+0x30/0x40
 5737 14:02:24.647254  [   70.724331]  entry_SYSCALL_64_after_hwframe+0x61/0xc6
 5738 14:02:24.650189  [   70.729997] RIP: 0033:0x7f3b5f1448f3
 5739 14:02:24.673364  [   70.734013] 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
 5740 14:02:24.680869  [   70.754994] RSP: 002b:00007ffebf8251f8 EFLAGS: 00000246 ORIG_RAX: 0000000000000001
 5741 14:02:24.689919  [   70.763453] RAX: ffffffffffffffda RBX: 0000000000000020 RCX: 00007f3b5f1448f3
 5742 14:02:24.696532  [   70.771424] RDX: 0000000000000020 RSI: 00007f3b5f037000 RDI: 0000000000000001
 5743 14:02:24.705965  [   70.779397] RBP: 00007f3b5f037000 R08: 00007f3b5f036010 R09: 0000000000000000
 5744 14:02:24.709706  65f8 R08: 0000000000000001 R09: 0000000000000001
 5745 14:02:24.719274  # [   60.27203[   70.787369] R10: fffffffffffffbc5 R11: 0000000000000246 R12: 0000000000000001
 5746 14:02:24.732904  6] R10: 00000000ffffe000 R11: 3fffffffffffffff R12: 000000000000[   70.801555] R13: 0000000000000001 R14: 0000000000020000 R15: 0000000000020000
 5747 14:02:24.736112  [   70.815766] irq event stamp: 0
 5748 14:02:24.736638  0004
 5749 14:02:24.748957  # [   60.280005] R13: ffffa61281507f10 R14: ffffa61281507f[   70.819186] hardirqs last  enabled at (0): [<0000000000000000>] 0x0
 5750 14:02:24.758810  [   70.832396] hardirqs last disabled at (0): [<ffffffff9cd00cf0>] copy_process+0x640/0x1c80
 5751 14:02:24.769072  [   70.841533] softirqs last  enabled at (0): [<ffffffff9cd00cf0>] copy_process+0x640/0x1c80
 5752 14:02:24.776126  [   70.850671] softirqs last disabled at (0): [<0000000000000000>] 0x0
 5753 14:02:24.779114  [   70.857671] ---[ end trace 6004f8110cb730b2 ]---
 5754 14:02:24.785868  [   70.862828] lkdtm: Saturation detected: still saturated
 5755 14:02:24.788792  10 R15: ffffa15f433f4000
 5756 14:02:24.798862  # [   60.287973] FS:  00007f9b6bd79580(0000) GS:ffffa15fbad80000(0000) knlGS:0000000000000000
 5757 14:02:24.805454  # [   60.297011] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
 5758 14:02:24.812420  # [   60.303425] CR2: ffffffff9e608330 CR3: 000000010655e002 CR4: 00000000003706e0
 5759 14:02:24.822059  # [   60.311392] BUG: sleeping function called from invalid context at include/linux/percpu-rwsem.h:49
 5760 14:02:24.832232  # [   60.321302] in_atomic(): 0, irqs_disabled(): 1, non_block: 0, pid: 1988, name: cat
 5761 14:02:24.835108  # [   60.329753] INFO: lockdep is turned off.
 5762 14:02:24.838376  # [   60.334128] irq event stamp: 0
 5763 14:02:24.848409  # [   60.337531] hardirqs last  enabled at (0): [<0000000000000000>] 0x0
 5764 14:02:24.854710  # [   60.344529] hardirqs last disabled at (0): [<ffffffff9cd00cf0>] copy_process+0x640/0x1c80
 5765 14:02:24.865080  # [   60.353652] softirqs last  enabled at (0): [<ffffffff9cd00cf0>] copy_process+0x640/0x1c80
 5766 14:02:24.874961  # [   60.362786] softirqs last disabled at (0): [<0000000000000000>] 0x0
 5767 14:02:24.881762  # [   60.369783] CPU: 3 PID: 1988 Comm: cat Tainted: G      D W         5.10.151-cip18 #1
 5768 14:02:24.890984  # [   60.378430] Hardware name: Google Rammus/Rammus, BIOS  09/04/2020
 5769 14:02:24.894666  # [   60.385245] Call Trace:
 5770 14:02:24.897942  # [   60.387970]  dump_stack+0x77/0x9b
 5771 14:02:24.900975  # [   60.391659]  ___might_sleep.cold+0xa6/0xb6
 5772 14:02:24.907474  # [   60.396252]  exit_signals+0x1c/0x2e0
 5773 14:02:24.910834  # [   60.400255]  do_exit+0xd5/0xb00
 5774 14:02:24.914001  # [   60.403758]  ? ksys_write+0x68/0xf0
 5775 14:02:24.920480  # [   60.407640]  rewind_stack_do_exit+0x17/0x20
 5776 14:02:24.923899  # [   60.412306] RIP: 0033:0x7f9b6bc8f8f3
 5777 14:02:24.947366  # [   60.416298] 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
 5778 14:02:24.953536  # [   60.437275] RSP: 002b:00007ffed1702c18 EFLAGS: 00000246 ORIG_RAX: 0000000000000001
 5779 14:02:24.963697  # [   60.445746] RAX: ffffffffffffffda RBX: 0000000000000014 RCX: 00007f9b6bc8f8f3
 5780 14:02:24.973486  # [   60.453713] RDX: 0000000000000014 RSI: 00007f9b6bb82000 RDI: 0000000000000001
 5781 14:02:24.980230  # [   60.461679] RBP: 00007f9b6bb82000 R08: 00007f9b6bb81010 R09: 0000000000000000
 5782 14:02:24.990357  # [   60.469645] R10: fffffffffffffbc5 R11: 0000000000000246 R12: 0000000000000001
 5783 14:02:24.996453  # [   60.477613] R13: 0000000000000001 R14: 0000000000020000 R15: 0000000000020000
 5784 14:02:25.003137  # WRITE_RO_AFTER_INIT: saw 'call trace:': ok
 5785 14:02:25.006600  ok 40 selftests: lkdtm: WRITE_RO_AFTER_INIT.sh
 5786 14:02:25.009531  # selftests: lkdtm: WRITE_KERN.sh
 5787 14:02:25.012904  # Killed
 5788 14:02:25.015862  # [   60.620219] lkdtm: Performing direct entry WRITE_KERN
 5789 14:02:25.025973  # [   60.628006] lkdtm: attempting bad 6873240 byte write at ffffffff9db6d528
 5790 14:02:25.032732  # [   60.641737] BUG: unable to handle page fault for address: ffffffff9db6d528
 5791 14:02:25.039174  # [   60.655589] #PF: supervisor write access in kernel mode
 5792 14:02:25.045892  # [   60.661418] #PF: error_code(0x0003) - permissions violation
 5793 14:02:25.052227  # [   60.667637] PGD 2fa29067 P4D 2fa29067 PUD 2fa2a063 PMD 2ec000e1 
 5794 14:02:25.058698  # [   60.674351] Oops: 0003 [#16] SMP PTI
 5795 14:02:25.065686  # [   60.678340] CPU: 0 PID: 2023 Comm: cat Tainted: G      D W         5.10.151-cip18 #1
 5796 14:02:25.072083  # [   60.686988] Hardware name: Google Rammus/Rammus, BIOS  09/04/2020
 5797 14:02:25.078309  # [   60.693785] RIP: 0010:lkdtm_WRITE_KERN+0x38/0x4e
 5798 14:02:25.098434  # [   60.698942] Code: 53 48 c7 c3 28 d5 b6 9d 49 89 dc 48 89 da 49 81 ec 90 f4 4d 9d 4c 89 e6 e8 65 9b fd ff 48 89 df 4c 89 e1 48 c7 c6 90 f4 4d 9d <f3> a4 48 c7 c7 98 bf 58 9e e8 4a 9b fd ff 5b 41 5c e9 b7 fe ff ff
 5799 14:02:25.104998  # [   60.719915] RSP: 0018:ffffa61282907e50 EFLAGS: 00010246
 5800 14:02:25.115491  # [   60.725740] RAX: 000000000000003c RBX: ffffffff9db6d528 RCX: 000000000068e098
 5801 14:02:25.121275  # [   60.733709] RDX: 0000000000000000 RSI: ffffffff9d4df490 RDI: ffffffff9db6d528
 5802 14:02:25.131240  # [   60.741672] RBP: ffffffff9e58b1a2 R08: 0000000000000000 R09: 0000000000000000
 5803 14:02:25.138203  # [   60.749639] R10: 00000000ffffe000 R11: 3fffffffffffffff R12: 000000000068e098
 5804 14:02:25.147791  # [   60.757604] R13: ffffa61282907f10 R14: ffffa61282907f10 R15: ffffa15f42a89000
 5805 14:02:25.154165  # [   60.765572] FS:  00007f47e308e580(0000) GS:ffffa15fbac00000(0000) knlGS:0000000000000000
 5806 14:02:25.160921  # [   60.774598] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
 5807 14:02:25.171004  # [   60.781013] CR2: ffffffff9db6d528 CR3: 0000000102a4c001 CR4: 00000000003706f0
 5808 14:02:25.174297  # [   60.788978] Call Trace:
 5809 14:02:25.177382  # [   60.791708]  direct_entry.cold+0x2c/0x38
 5810 14:02:25.181085  # [   60.796091]  full_proxy_write+0x53/0x80
 5811 14:02:25.187539  # [   60.800376]  vfs_write+0xe7/0x3a0
 5812 14:02:25.191189  # [   60.804080]  ksys_write+0x68/0xf0
 5813 14:02:25.194103  # [   60.807777]  do_syscall_64+0x30/0x40
 5814 14:02:25.200731  # [   60.811773]  entry_SYSCALL_64_after_hwframe+0x61/0xc6
 5815 14:02:25.203982  # [   60.817413] RIP: 0033:0x7f47e2fa48f3
 5816 14:02:25.223950  # [   60.821401] 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
 5817 14:02:25.233826  # [   60.842380] RSP: 002b:00007ffc376dd808 EFLAGS: 00000246 ORIG_RAX: 0000000000000001
 5818 14:02:25.243355  # [   60.850824] RAX: ffffffffffffffda RBX: 000000000000000b RCX: 00007f47e2fa48f3
 5819 14:02:25.254028  # [   60.858792] RDX: 000000000000000b RSI: 00007f4[   71.325089] lkdtm: Performing direct entry USERCOPY_HEAP_SIZE_TO
 5820 14:02:25.259874  [   71.336427] lkdtm: attempting good copy_to_user of correct size
 5821 14:02:25.266323  [   71.343050] lkdtm: attempting bad copy_to_user of too large size
 5822 14:02:25.270037  7e2e97000 RDI: 0000000000000001
 5823 14:02:25.280346  # [   60.866760] RBP: 00007f47e2e97000 R08: 00007f47e2e96010 R09: 0000000000000000
 5824 14:02:25.286586  # [   60.874726] R10: fffffffffffffbc5 R11: 0000000000000246 R12: 0000000000000001
 5825 14:02:25.296657  # [   60.882694] R13: 0000000000000001 R14: 0000000000020000 R15: 0000000000020000
 5826 14:02:25.322772  # [   60.890665] 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
 5827 14:02:25.326168  # [   60.917099] CR2: ffffffff9db6d528
 5828 14:02:25.329696  # [   60.920796] ---[ end trace 6004f8110cb730a1 ]---
 5829 14:02:25.335822  # [   60.925950] RIP: 0010:lkdtm_BUG+0x5/0x10
 5830 14:02:25.355835  # [   60.930325] Code: 89 ff e8 ee b1 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 50 f4 93 02
 5831 14:02:25.361906  # [   60.951303] RSP: 0018:ffffa61281507e60 EFLAGS: 00010286
 5832 14:02:25.372813  # [   60.957136] RAX: ffffffff9d4df0c0 RBX: 0000000000000001 RCX: 0000000000000000
 5833 14:02:25.379195  # [   60.965104] RDX: 0000000000000000 RSI: ffffa15fbad9bf70 RDI: ffffffff9e19b290
 5834 14:02:25.385848  # [   60.973072] RBP: ffffffff9e5e65f8 R08: 0000000000000001 R09: 0000000000000001
 5835 14:02:25.395563  # [   60.981039] R10: 00000000ffffe000 R11: 3fffffffffffffff R12: 0000000000000004
 5836 14:02:25.402706  # [   60.989005] R13: ffffa61281507f10 R14: ffffa61281507f10 R15: ffffa15f433f4000
 5837 14:02:25.412112  # [   60.996973] FS:  00007f47e308e580(0000) GS:ffffa15fbac00000(0000) knlGS:0000000000000000
 5838 14:02:25.422135  # [   61.006001] CS:  0010 DS: 0000 ES: [   71.493072] lkdtm: Performing direct entry USERCOPY_HEAP_SIZE_FROM
 5839 14:02:25.424953  0000 CR0: 0000000080050033
 5840 14:02:25.435161  # [   61.012417] CR2: ffffffff9db6d5[   71.505894] lkdtm: attempting good copy_from_user of correct size
 5841 14:02:25.441643  28 CR3: 0000000102a4c001 CR4: 00000000003706f0
 5842 14:02:25.448930  # [   61.020388][   71.518934] lkdtm: attempting bad copy_from_user of too large size
 5843 14:02:25.458000   BUG: sleeping function called from invalid context at include/linux/percpu-rwsem.h:49
 5844 14:02:25.467855  # [   61.030299] in_atomic(): 0, irqs_disabled(): 1, non_block: 0, pid: 2023, name: cat
 5845 14:02:25.471107  # [   61.038754] INFO: lockdep is turned off.
 5846 14:02:25.474466  # [   61.043127] irq event stamp: 0
 5847 14:02:25.480948  # [   61.046531] hardirqs last  enabled at (0): [<0000000000000000>] 0x0
 5848 14:02:25.491298  # [   61.053521] hardirqs last disabled at (0): [<ffffffff9cd00cf0>] copy_process+0x640/0x1c80
 5849 14:02:25.500662  # [   61.062653] softirqs last  enabled at (0): [<ffffffff9cd00cf0>] copy_process+0x640/0x1c80
 5850 14:02:25.507490  # [   61.071789] softirqs last disabled at (0): [<0000000000000000>] 0x0
 5851 14:02:25.517220  # [   61.078784] CPU: 0 PID: 2023 Comm: cat Tainted: G      D W         5.10.151-cip18 #1
 5852 14:02:25.523785  # [   61.087429] Hardware name: Google Rammus/Rammus, BIOS  09/04/2020
 5853 14:02:25.526973  # [   61.094231] Call Trace:
 5854 14:02:25.530713  # [   61.096959]  dump_stack+0x77/0x9b
 5855 14:02:25.534009  # [   61.100665]  ___might_sleep.cold+0xa6/0xb6
 5856 14:02:25.540506  # [   61.105244]  exit_signals+0x1c/0x2e0
 5857 14:02:25.544251  # [   61.109237]  do_exit+0xd5/0xb00
 5858 14:02:25.546718  # [   61.112741]  ? ksys_write+0x68/0xf0
 5859 14:02:25.554123  # [   61.116634]  ? lkdtm_SLAB_FREE_CROSS.cold+0x32/0x32
 5860 14:02:25.556978  # [   61.122078]  rewind_stack_do_exit+0x17/0x20
 5861 14:02:25.560268  # [   61.126735] RIP: 0033:0x7f47e2fa48f3
 5862 14:02:25.583745  # [   61.130724] 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
 5863 14:02:25.593643  # [   61.151704] RSP: 002b:00007ffc376dd808 EFLAGS: 00000246 ORIG_RAX: 0000000000000001
 5864 14:02:25.599805  # [   61[   71.669017] lkdtm: Performing direct entry USERCOPY_HEAP_WHITELIST_TO
 5865 14:02:25.612985  .160155] RAX: ffffffffffffffda RBX: 000000000000000b RCX: 00007f[   71.682239] lkdtm: attempting good copy_to_user inside whitelist
 5866 14:02:25.613533  47e2fa48f3
 5867 14:02:25.625959  # [   61.168122] RDX: 000000000000000b RSI: 00007f47[   71.695190] lkdtm: attempting bad copy_to_user outside whitelist
 5868 14:02:25.629302  e2e97000 RDI: 0000000000000001
 5869 14:02:25.636165  # [   61.176088] RBP: 00007f47e2e97000 R08: 00007f47e2e96010 R09: 0000000000000000
 5870 14:02:25.646237  # [   61.184055] R10: fffffffffffffbc5 R11: 0000000000000246 R12: 0000000000000001
 5871 14:02:25.652832  # [   61.192019] R13: 0000000000000001 R14: 0000000000020000 R15: 0000000000020000
 5872 14:02:25.656334  # WRITE_KERN: saw 'call trace:': ok
 5873 14:02:25.658916  ok 41 selftests: lkdtm: WRITE_KERN.sh
 5874 14:02:25.665925  # selftests: lkdtm: REFCOUNT_INC_OVERFLOW.sh
 5875 14:02:25.672618  # [   61.416558] lkdtm: Performing direct entry REFCOUNT_INC_OVERFLOW
 5876 14:02:25.679377  # [   61.424245] lkdtm: attempting good refcount_inc() without overflow
 5877 14:02:25.685804  # [   61.431150] lkdtm: attempting bad refcount_inc() overflow
 5878 14:02:25.688743  # [   61.443390] ------------[ cut here ]------------
 5879 14:02:25.695304  # [   61.448551] refcount_t: saturated; leaking memory.
 5880 14:02:25.705701  # [   61.453928] WARNING: CPU: 3 PID: 2058 at lib/refcount.c:22 refcount_warn_saturate+0x51/0x110
 5881 14:02:25.731873  # [   61.463365] 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
 5882 14:02:25.741715  # [   61.495996] CPU: 3 PID: 2058 Comm: cat Tainted: G      D W         5.10.151-cip18 #1
 5883 14:02:25.748280  # [   61.504676] Hardware name: Google Rammus/Rammus, BIOS  09/04/2020
 5884 14:02:25.754737  # [   61.511483] RIP: 0010:refcount_warn_saturate+0x51/0x110
 5885 14:02:25.781685  # [   61.517320] Code: 84 bc 00 00 00 c3 cc cc cc cc 85 f6 74 46 80 3d 65 42 94 01 00 75 ee 48 c7 c7 e0 6b 52 9e c6 05 55 42 94 01 01 e8 fa 6d 98 00 <0f> 0b c3 cc cc cc cc 80 3d 41 42 94 01 00 75 cb 48 c7 c7 08 6[   71.852816] lkdtm: Performing direct entry USERCOPY_HEAP_WHITELIST_FROM
 5886 14:02:25.787903  [   71.864631] lkdtm: attempting good copy_from_user inside whitelist
 5887 14:02:25.794501  [   71.871558] lkdtm: attempting bad copy_from_user outside whitelist
 5888 14:02:25.797546  c 52
 5889 14:02:25.801154  # [   61.538302] RSP: 0018:ffffa61282997e48 EFLAGS: 00010286
 5890 14:02:25.810938  # [   61.544139] RAX: 0000000000000000 RBX: 000000000000002b RCX: 0000000000000000
 5891 14:02:25.818119  # [   61.552108] RDX: ffffa15fbadac660 RSI: ffffa15fbad9bf70 RDI: ffffa15fbad9bf70
 5892 14:02:25.827908  # [   61.560080] RBP: ffffffff9e58b1ad R08: 0000000000000000 R09: 0000000000000000
 5893 14:02:25.834280  # [   61.568049] R10: 00000000ffffe000 R11: 3fffffffffffffff R12: 0000000000000016
 5894 14:02:25.843929  # [   61.576022] R13: ffffa61282997f10 R14: ffffa61282997f10 R15: ffffa15f403fc000
 5895 14:02:25.854152  # [   61.583991] FS:  00007fc2e1cef580(0000) GS:ffffa15fbad80000(0000) knlGS:0000000000000000
 5896 14:02:25.860680  # [   61.593027] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
 5897 14:02:25.866958  # [   61.599444] CR2: 00007fc2e1af8000 CR3: 0000000103d92002 CR4: 00000000003706e0
 5898 14:02:25.870262  # [   61.607415] Call Trace:
 5899 14:02:25.877013  # [   61.610145]  lkdtm_REFCOUNT_INC_OVERFLOW+0x70/0x98
 5900 14:02:25.880349  # [   61.615521]  direct_entry.cold+0x2c/0x38
 5901 14:02:25.883570  # [   61.619924]  full_proxy_write+0x53/0x80
 5902 14:02:25.890326  # [   61.624251]  vfs_write+0xe7/0x3a0
 5903 14:02:25.893728  # [   61.627960]  ksys_write+0x68/0xf0
 5904 14:02:25.896714  # [   61.637868]  do_syscall_64+0x30/0x40
 5905 14:02:25.903491  # [   61.641884]  entry_SYSCALL_64_after_hwframe+0x61/0xc6
 5906 14:02:25.906687  # [   61.647526] RIP: 0033:0x7fc2e1c058f3
 5907 14:02:25.926671  # [   61.651515] 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
 5908 14:02:25.936616  # [   61.672495] RSP: 002b:00007fff7be36a48 EFLAGS: 00000246 ORIG_RAX: 0000000000000001
 5909 14:02:25.946631  # [   61.680952] RAX: ff[   72.019634] lkdtm: Performing direct entry USERCOPY_STACK_FRAME_TO
 5910 14:02:25.952959  [   72.028401] lkdtm: good_stack: ffffa6128360fe20-ffffa6128360fe40
 5911 14:02:25.959282  [   72.035138] lkdtm: bad_stack : ffffa6128360fda8-ffffa6128360fdc8
 5912 14:02:25.965812  ffffffffffffda RBX: 0000000000000016 RCX: 00007fc2e1c058f3
 5913 14:02:25.972319  # [ [   72.041908] lkdtm: attempting good copy_to_user of local stack
 5914 14:02:25.979608  [   72.054615] lkdtm: attempting bad copy_to_user of distant stack
 5915 14:02:25.985536    61.688924] RDX: 0000000000000016 RSI: 00007fc2e1af8000 RDI: 0000000000000001
 5916 14:02:25.995728  # [   61.696899] RBP: 00007fc2e1af8000 R08: 00007fc2e1af7010 R09: 0000000000000000
 5917 14:02:26.002410  # [   61.711084] R10: fffffffffffffbc5 R11: 0000000000000246 R12: 0000000000000001
 5918 14:02:26.011963  # [   61.725271] R13: 0000000000000001 R14: 0000000000020000 R15: 0000000000020000
 5919 14:02:26.015233  # [   61.733270] irq event stamp: 0
 5920 14:02:26.022665  # [   61.736703] hardirqs last  enabled at (0): [<0000000000000000>] 0x0
 5921 14:02:26.031794  # [   61.743705] hardirqs last disabled at (0): [<ffffffff9cd00cf0>] copy_process+0x640/0x1c80
 5922 14:02:26.041763  # [   61.752843] softirqs last  enabled at (0): [<ffffffff9cd00cf0>] copy_process+0x640/0x1c80
 5923 14:02:26.048364  # [   61.761986] softirqs last disabled at (0): [<0000000000000000>] 0x0
 5924 14:02:26.051639  # [   61.769018] ---[ end trace 6004f8110cb730a2 ]---
 5925 14:02:26.058203  # [   61.774199] lkdtm: Overflow detected: saturated
 5926 14:02:26.061416  # REFCOUNT_INC_OVERFLOW: saw 'call trace:': ok
 5927 14:02:26.068532  ok 42 selftests: lkdtm: REFCOUNT_INC_OVERFLOW.sh
 5928 14:02:26.071331  # selftests: lkdtm: REFCOUNT_ADD_OVERFLOW.sh
 5929 14:02:26.078196  # [   61.898302] lkdtm: Performing direct entry REFCOUNT_ADD_OVERFLOW
 5930 14:02:26.084807  # [   61.910377] lkdtm: attempting good refcount_add() without overflow
 5931 14:02:26.091693  # [   61.917319] lkdtm: attempting bad refcount_add() overflow
 5932 14:02:26.098606  # [   61.923374] ------------[ cut here ]------------
 5933 14:02:26.104936  # [   61.928539] refcount_t: saturated; leaking memory.
 5934 14:02:26.114131  # [   61.933917] WARNING: CPU: 3 PID: 2090 at lib/refcount.c:22 refcount_warn_saturate+0x51/0x110
 5935 14:02:26.133959  # [   61.943355] Modules linked in: fuse ip_tables cros_ec_sensors cros_ec_sensors_core industrialio_triggered_buffer kfifo_buf industrialio cros_ec_sysfs [   72.205478] lkdtm: Performing direct entry USERCOPY_STACK_FRAME_FROM
 5936 14:02:26.146928  cros_ec_lightbar cros_ec_debugfs cros_ec_chardev cros_ec_sensorh[   72.217523] lkdtm: good_stack: ffffa612836dfe20-ffffa612836dfe40
 5937 14:02:26.153903  ub x86_pkg_temp_thermal cros_ec_dev cros_usbpd_notify
 5938 14:02:26.160748  # [   61.[   72.230451] lkdtm: bad_stack : ffffa612836dfda8-ffffa612836dfdc8
 5939 14:02:26.173881  969800] CPU: 3 PID: 2090 Comm: cat Tainted: G      D W         5[   72.243410] lkdtm: attempting good copy_from_user of local stack
 5940 14:02:26.176729  .10.151-cip18 #1
 5941 14:02:26.187031  # [   61.978474] Hardware name: Google Rammus/[   72.256320] lkdtm: attempting bad copy_from_user of distant stack
 5942 14:02:26.190494  Rammus, BIOS  09/04/2020
 5943 14:02:26.197012  # [   61.991499] RIP: 0010:refcount_warn_saturate+0x51/0x110
 5944 14:02:26.216305  # [   61.997363] Code: 84 bc 00 00 00 c3 cc cc cc cc 85 f6 74 46 80 3d 65 42 94 01 00 75 ee 48 c7 c7 e0 6b 52 9e c6 05 55 42 94 01 01 e8 fa 6d 98 00 <0f> 0b c3 cc cc cc cc 80 3d 41 42 94 01 00 75 cb 48 c7 c7 08 6c 52
 5945 14:02:26.223191  # [   62.024553] RSP: 0018:ffffa612829ffe48 EFLAGS: 00010286
 5946 14:02:26.229880  # [   62.030388] RAX: 0000000000000000 RBX: 000000000000002c RCX: 0000000000000000
 5947 14:02:26.239536  # [   62.038360] RDX: ffffa15fbadac660 RSI: ffffa15fbad9bf70 RDI: ffffa15fbad9bf70
 5948 14:02:26.246208  # [   62.046329] RBP: ffffffff9e58b1c3 R08: 0000000000000000 R09: 0000000000000000
 5949 14:02:26.256147  # [   62.054300] R10: 00000000ffffe000 R11: 3fffffffffffffff R12: 0000000000000016
 5950 14:02:26.262781  # [   62.062270] R13: ffffa612829fff10 R14: ffffa612829fff10 R15: ffffa15f43648000
 5951 14:02:26.272803  # [   62.070249] FS:  00007f108940f580(0000) GS:ffffa15fbad80000(0000) knlGS:0000000000000000
 5952 14:02:26.279178  # [   62.079291] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
 5953 14:02:26.285898  # [   62.091915] CR2: 00007f1089218000 CR3: 00000001033ec001 CR4: 00000000003706e0
 5954 14:02:26.289331  # [   62.099876] Call Trace:
 5955 14:02:26.295729  # [   62.102607]  lkdtm_REFCOUNT_ADD_OVERFLOW+0x7f/0xa7
 5956 14:02:26.298956  # [   62.107979]  direct_entry.cold+0x2c/0x38
 5957 14:02:26.305893  # [   62.112358]  full_proxy_write+0x53/0x80
 5958 14:02:26.308893  # [   62.116665]  vfs_write+0xe7/0x3a0
 5959 14:02:26.312740  # [   62.120388]  ksys_write+0x68/0xf0
 5960 14:02:26.315894  # [   62.124088]  do_syscall_64+0x30/0x40
 5961 14:02:26.322316  # [   62.128079]  entry_SYSCALL_64_after_hwframe+0x61/0xc6
 5962 14:02:26.325257  # [   62.133720] RIP: 0033:0x7f10893258f3
 5963 14:02:26.348630  # [   62.137712] 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
 5964 14:02:26.354945  # [   62.158694] RSP: 002b:00007ffcb96eca08 EFLAGS: 00000246 ORIG_RAX: 0000000000000001
 5965 14:02:26.365085  # [   62.167150] RAX: ffffffffffffffda RBX: 0000000000000016 RCX: 00007f10893258f3
 5966 14:02:26.374856  # [   62.175120] RDX: 00[   72.447946] lkdtm: Performing direct entry USERCOPY_STACK_BEYOND
 5967 14:02:26.378366  00000000000016 RSI: 00007f1089218000 RDI: 0000000000000001
 5968 14:02:26.388262  # [ [   72.456303] lkdtm: good_stack: ffffa6128375fe20-ffffa6128375fe40
 5969 14:02:26.401791    62.183089] RBP: 00007f1089218000 R08: 00007f1089217010 R09: 00[   72.469254] lkdtm: bad_stack : ffffa6128375fff8-ffffa61283760018
 5970 14:02:26.402377  00000000000000
 5971 14:02:26.411388  # [   62.191057] R10: fffffffffffffbc5 R11: 0000[   72.482196] lkdtm: attempting good copy_to_user of local stack
 5972 14:02:26.414545  000000000246 R12: 0000000000000001
 5973 14:02:26.424305  # [   62.199028] R13: 000000[   72.494921] lkdtm: attempting bad copy_to_user of distant stack
 5974 14:02:26.430838  0000000001 R14: 0000000000020000 R15: 0000000000020000
 5975 14:02:26.437673  # [   62[   72.507736] lkdtm: copy_to_user failed, but lacked Oops
 5976 14:02:26.440912  .207005] irq event stamp: 0
 5977 14:02:26.447247  # [   62.210439] hardirqs last  enabled at (0): [<0000000000000000>] 0x0
 5978 14:02:26.457908  # [   62.223649] hardirqs last disabled at (0): [<ffffffff9cd00cf0>] copy_process+0x640/0x1c80
 5979 14:02:26.467067  # [   62.232786] softirqs last  enabled at (0): [<ffffffff9cd00cf0>] copy_process+0x640/0x1c80
 5980 14:02:26.473611  # [   62.241922] softirqs last disabled at (0): [<0000000000000000>] 0x0
 5981 14:02:26.477691  # [   62.248924] ---[ end trace 6004f8110cb730a3 ]---
 5982 14:02:26.483990  # [   62.260294] lkdtm: Overflow detected: saturated
 5983 14:02:26.486780  # REFCOUNT_ADD_OVERFLOW: saw 'call trace:': ok
 5984 14:02:26.493394  ok 43 selftests: lkdtm: REFCOUNT_ADD_OVERFLOW.sh
 5985 14:02:26.496704  # selftests: lkdtm: REFCOUNT_INC_NOT_ZERO_OVERFLOW.sh
 5986 14:02:26.506630  # [   62.384706] lkdtm: Performing direct entry REFCOUNT_INC_NOT_ZERO_OVERFLOW
 5987 14:02:26.513720  # [   62.397252] lkdtm: attempting bad refcount_inc_not_zero() overflow
 5988 14:02:26.519568  # [   62.404168] ------------[ cut here ]------------
 5989 14:02:26.523229  # [   62.415527] refcount_t: saturated; leaking memory.
 5990 14:02:26.533266  # [   62.420905] WARNING: CPU: 2 PID: 2122 at lib/refcount.c:19 refcount_warn_saturate+0x97/0x110
 5991 14:02:26.559288  # [   62.430341] 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
 5992 14:02:26.570004  # [   62.462972] CPU: 2 PID: 2122 Comm: cat Tainted: G      D W         5.10.151-cip18 #1
 5993 14:02:26.580039  # [   62.471652] Hardware name: Google Rammus/Ra[   72.656643] lkdtm: Performing direct entry USERCOPY_KERNEL
 5994 14:02:26.582727  mmus, BIOS  09/04/2020
 5995 14:02:26.596320  # [   62.478459] RIP: 0010:refcount_warn[   72.662901] lkdtm: attempting good copy_to_user from kernel rodata: ffffffff9e19b730
 5996 14:02:26.596894  _saturate+0x97/0x110
 5997 14:02:26.609668  # [   62.484300] Code: 01 01 e8 d7 6d 98 0[   72.677772] lkdtm: attempting bad copy_to_user from kernel text: ffffffff9cee31d0
 5998 14:02:26.622577  0 0f 0b c3 cc cc cc cc 80 3d 20 42 94 01 00 75 a8 48 c7 c7 e0 6b[   72.692331] lkdtm: FAIL: survived bad copy_to_user()
 5999 14:02:26.632825   52 9e c6 05 10 42 94 01 01 e8 b4 6d 98 00 <0f> 0b c3 cc cc cc cc 80 3d fa 41 94 01 00 75 85 48 c7 c7 38 6c 52
 6000 14:02:26.638743  # [   62.505300] RSP: 0018:ffffa61282aa7e38 EFLAGS: 00010282
 6001 14:02:26.645988  # [   62.511163] RAX: 0000000000000000 RBX: 000000007fffffff RCX: 0000000000000000
 6002 14:02:26.655569  # [   62.525342] RDX: ffffa15fbad2c660 RSI: ffffa15fbad1bf70 RDI: ffffa15fbad1bf70
 6003 14:02:26.661983  # [   62.533341] RBP: ffffffff9e58ae00 R08: 0000000000000000 R09: 0000000000000000
 6004 14:02:26.671971  # [   62.547528] R10: 00000000ffffe000 R11: 3fffffffffffffff R12: 000000000000001f
 6005 14:02:26.678425  # [   62.555530] R13: ffffa61282aa7f10 R14: ffffa61282aa7f10 R15: ffffa15f44e65000
 6006 14:02:26.688626  # [   62.563501] FS:  00007ff53d6e8580(0000) GS:ffffa15fbad00000(0000) knlGS:0000000000000000
 6007 14:02:26.694840  # [   62.572540] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
 6008 14:02:26.701535  # [   62.578959] CR2: 00007ff53d4f1000 CR3: 000000010362c003 CR4: 00000000003706e0
 6009 14:02:26.704886  # [   62.586956] Call Trace:
 6010 14:02:26.711444  # [   62.589703]  __refcount_add_not_zero.constprop.0+0x2a/0x35
 6011 14:02:26.718136  # [   62.602030]  lkdtm_REFCOUNT_INC_NOT_ZERO_OVERFLOW+0x3e/0x76
 6012 14:02:26.724664  # [   62.608261]  direct_entry.cold+0x2c/0x38
 6013 14:02:26.728214  # [   62.612649]  full_proxy_write+0x53/0x80
 6014 14:02:26.731560  # [   62.616965]  vfs_write+0xe7/0x3a0
 6015 14:02:26.734899  # [   62.620696]  ksys_write+0x68/0xf0
 6016 14:02:26.741196  # [   62.624397]  do_syscall_64+0x30/0x40
 6017 14:02:26.744602  # [   62.628410]  entry_SYSCALL_64_after_hwframe+0x61/0xc6
 6018 14:02:26.751227  # [   62.634078] RIP: 0033:0x7ff53d5fe8f3
 6019 14:02:26.770854  # [   62.638068] 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
 6020 14:02:26.780528  # [   62.659051] RSP: 002b:00007ffc5c382388 EFLAGS: 00000246 ORIG_RAX: 0000000000000001
 6021 14:02:26.787086  # [   62.667511] RAX: ffffffffffffffda RBX: 000000000000001f RCX: 00007ff53d5fe8f3
 6022 14:02:26.800686  # [   62.675482] RDX: 000000000000001f RSI: 00007ff53d4f1000 RDI: 00000000000000[   72.875481] lkdtm: Performing direct entry STACKLEAK_ERASING
 6023 14:02:26.804224  01
 6024 14:02:26.817109  # [   62.683454] RBP: 00007ff53d4f1000 R08: 00007ff53d4f0010[   72.884630] lkdtm: checking unused part of the thread stack (15928 bytes)...
 6025 14:02:26.817810   R09: 0000000000000000
 6026 14:02:26.830749  # [   62.691426] R10: fffffffffffffbc5 R[   72.898580] lkdtm: FAIL: the erased part is not found (checked 15928 bytes)
 6027 14:02:26.833830  11: 0000000000000246 R12: 0000000000000001
 6028 14:02:26.843443  # [   62.699398] R13[   72.912562] lkdtm: FAIL: the thread stack is NOT properly erased
 6029 14:02:26.849940  : 0000000000000001 R14: 0000000000020000 R15: 0000000000020000
 6030 14:02:26.856783  [   72.925530] CPU: 0 PID: 2959 Comm: cat Tainted: G      D W         5.10.151-cip18 #1
 6031 14:02:26.863708  [   72.940326] Hardware name: Google Rammus/Rammus, BIOS  09/04/2020
 6032 14:02:26.866695  [   72.947129] Call Trace:
 6033 14:02:26.870517  [   72.949859]  dump_stack+0x77/0x9b
 6034 14:02:26.877234  [   72.953561]  lkdtm_STACKLEAK_ERASING+0x116/0x144
 6035 14:02:26.879938  [   72.958705]  direct_entry.cold+0x2c/0x38
 6036 14:02:26.883693  [   72.963083]  full_proxy_write+0x53/0x80
 6037 14:02:26.889887  [   72.967363]  vfs_write+0xe7/0x3a0
 6038 14:02:26.893514  [   72.971051]  ksys_write+0x68/0xf0
 6039 14:02:26.896623  [   72.974748]  do_syscall_64+0x30/0x40
 6040 14:02:26.903281  [   72.978737]  entry_SYSCALL_64_after_hwframe+0x61/0xc6
 6041 14:02:26.906232  [   72.984375] RIP: 0033:0x7f394a7148f3
 6042 14:02:26.926573  [   72.988361] 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
 6043 14:02:26.936483  [   73.009341] RSP: 002b:00007ffd6d0f98c8 EFLAGS: 00000246 ORIG_RAX: 0000000000000001
 6044 14:02:26.942710  [   73.017785] RAX: ffffffffffffffda RBX: 0000000000000012 RCX: 00007f394a7148f3
 6045 14:02:26.953373  [   73.025755] RDX: 0000000000000012 RSI: 00007f394a607000 RDI: 0000000000000001
 6046 14:02:26.959282  [   73.033722] RBP: 00007f394a607000 R08: 00007f394a606010 R09: 0000000000000000
 6047 14:02:26.966386  [   73.041690] R10: fffffffffffffbc5 R11: 0000000000000246 R12: 0000000000000001
 6048 14:02:26.975535  [   73.049658] R13: 0000000000000001 R14: 0000000000020000 R15: 0000000000020000
 6049 14:02:26.978850  # [   62.707394] irq event stamp: 0
 6050 14:02:26.985986  # [   62.710811] hardirqs last  enabled at (0): [<0000000000000000>] 0x0
 6051 14:02:26.995411  # [   62.724022] hardirqs last disabled at (0): [<ffffffff9cd00cf0>] copy_process+0x640/0x1c80
 6052 14:02:27.005711  # [   62.733183] softirqs last  enabled at (0): [<ffffffff9cd00cf0>] copy_process+0x640/0x1c80
 6053 14:02:27.012120  # [   62.742320] softirqs last disabled at (0): [<0000000000000000>] 0x0
 6054 14:02:27.018778  # [   62.749319] ---[ end trace 6004f8110cb730a4 ]---
 6055 14:02:27.021947  # [   62.754476] lkdtm: Overflow detected: saturated
 6056 14:02:27.028664  # REFCOUNT_INC_NOT_ZERO_OVERFLOW: saw 'call trace:': ok
 6057 14:02:27.035293  ok 44 selftests: lkdtm: REFCOUNT_INC_NOT_ZERO_OVERFLOW.sh
 6058 14:02:27.038511  # selftests: lkdtm: REFCOUNT_ADD_NOT_ZERO_OVERFLOW.sh
 6059 14:02:27.044839  # [   62.904968] lkdtm: Performing direct entry REFCOUNT_ADD_NOT_ZERO_OVERFLOW
 6060 14:02:27.055061  # [   62.916330] lkdtm: attempting bad refcount_add_not_zero() overflow
 6061 14:02:27.058330  # [   62.923243] ------------[ cut here ]------------
 6062 14:02:27.065087  # [   62.928415] refcount_t: saturated; leaking memory.
 6063 14:02:27.074543  # [   62.933793] WARNING: CPU: 3 PID: 2154 at lib/refcount.c:19 refcount_warn_saturate+0x97/0x110
 6064 14:02:27.100968  # [   62.943235] 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
 6065 14:02:27.110828  # [   62.969697] CPU: 3 PID: 2154 Comm: cat Tainted: G      D W         5.10.151-cip18 #1
 6066 14:02:27.117637  # [   62.984555] Hardware name: Google Rammus/Rammus, BIOS  09/04/2020
 6067 14:02:27.124179  # [   62.991362] RIP: 0010:refcount_warn_saturate+0x97/0x110
 6068 14:02:27.131142  # [   62.997198][   73.202146] lkdtm: Performing direct entry CFI_FORWARD_PROTO
 6069 14:02:27.141055   Code: 01 01 e8 d7 6d 98 00 0f 0b c3 cc cc cc cc 80 3d 20 42 94 [   73.213164] lkdtm: Calling matched prototype ...
 6070 14:02:27.154260  01 00 75 a8 48 c7 c7 e0 6b 52 9e c6 05 10 42 94 01 01 e8 b4 6d 9[   73.224544] lkdtm: Calling mismatched prototype ...
 6071 14:02:27.166827  8 00 <0f> 0b c3 cc cc cc cc 80 3d fa 41 94 01 00 75 85 48 c7 c7 [   73.236206] lkdtm: Fail: survived mismatched prototype function call!
 6072 14:02:27.167431  38 6c 52
 6073 14:02:27.173653  # [   63.018207] RSP: 0018:ffffa61282b3fe38 EFLAGS: 00010282
 6074 14:02:27.183652  # [   63.024076] RAX: 0000000000000000 RBX: 000000007fffffff RCX: 0000000000000000
 6075 14:02:27.190715  # [   63.032049] RDX: ffffa15fbadac660 RSI: ffffa15fbad9bf70 RDI: ffffa15fbad9bf70
 6076 14:02:27.200074  # [   63.040025] RBP: ffffffff9e58ae20 R08: 0000000000000000 R09: 0000000000000000
 6077 14:02:27.206423  # [   63.048026] R10: 00000000ffffe000 R11: 3fffffffffffffff R12: 000000000000001f
 6078 14:02:27.213310  # [   63.055999] R13: ffffa61282b3ff10 R14: ffffa61282b3ff10 R15: ffffa15f4322a000
 6079 14:02:27.223589  # [   63.063972] FS:  00007f7b9a829580(0000) GS:ffffa15fbad80000(0000) knlGS:0000000000000000
 6080 14:02:27.230045  # [   63.073013] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
 6081 14:02:27.239569  # [   63.079431] CR2: 00007f7b9a632000 CR3: 0000000104ca8006 CR4: 00000000003706e0
 6082 14:02:27.243789  # [   63.087403] Call Trace:
 6083 14:02:27.249403  # [   63.090136]  __refcount_add_not_zero.constprop.0+0x2a/0x35
 6084 14:02:27.255813  # [   63.096298]  lkdtm_REFCOUNT_ADD_NOT_ZERO_OVERFLOW+0x3e/0x76
 6085 14:02:27.259320  # [   63.102555]  direct_entry.cold+0x2c/0x38
 6086 14:02:27.266083  # [   63.106938]  full_proxy_write+0x53/0x80
 6087 14:02:27.269276  # [   63.111252]  vfs_write+0xe7/0x3a0
 6088 14:02:27.272638  # [   63.114976]  ksys_write+0x68/0xf0
 6089 14:02:27.275933  # [   63.118709]  do_syscall_64+0x30/0x40
 6090 14:02:27.282820  # [   63.122731]  entry_SYSCALL_64_after_hwframe+0x61/0xc6
 6091 14:02:27.286021  # [   63.128404] RIP: 0033:0x7f7b9a73f8f3
 6092 14:02:27.308975  # [   63.132397] 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
 6093 14:02:27.318776  # [   63.153379] RSP: 002b:00007ffdf9bea9b8 EFLAGS: 00000246 ORIG_RAX: 0000000000000001
 6094 14:02:27.325229  # [   63.161839] RAX: ffffffffffffffda RBX: 000000000000001f RCX: 00007f7b9a73f8f3
 6095 14:02:27.335148  # [   63.169812] RDX: 000000000000001f RSI: 00007f7b9a632000 RDI: 0000000000000001
 6096 14:02:27.341652  # [   63.177783] RBP: 00007f7b9a632000 R08: 00007f7b9a631010 R09: 0000000000000000
 6097 14:02:27.351468  # [   63.185755] R10: fffffffffffffbc5 R11: 0000000000000246 R12: 0000000000000001
 6098 14:02:27.358697  # [   63.193728] R13: 0000000000000001 R14: 0000000000020000 R15: 0000000000020000
 6099 14:02:27.361969  # [   63.207920] irq event stamp: 0
 6100 14:02:27.371685  # [   63.217539] hardirqs last  enabled at (0): [<0000000000000000>] 0x0
 6101 14:02:27.381732  # [   63.224542] hardirqs last disabled at (0): [<ffffffff9cd00cf0>] copy_process+0x640/0x1c80
 6102 14:02:27.391785  # [   63.233703] softirqs last  enabled at (0): [<ffffffff9cd00cf0>] copy_process+0x640/0x1c80
 6103 14:02:27.398255  # [   63.242839] softirqs last disabled at (0): [<0000000000000000>] 0x0
 6104 14:02:27.401455  # [   63.249840] ---[ end trace 6004f8110cb730a5 ]---
 6105 14:02:27.407916  # [   63.254995] lkdtm: Overflow detected: saturated
 6106 14:02:27.414350  # REFCOUNT_ADD_NOT_ZERO_OVERFLOW: saw 'call trace:': ok
 6107 14:02:27.420861  ok 45 selftests: lkdtm: REFCOUNT_ADD_NOT_ZERO_OVERFLOW.sh
 6108 14:02:27.424177  # selftests: lkdtm: REFCOUNT_DEC_ZERO.sh
 6109 14:02:27.431117  # [   63.383030] lkdtm: Performing direct entry REFCOUNT_DEC_ZERO
 6110 14:02:27.437562  # [   63.390715] lkdtm: attempting good refcount_dec()
 6111 14:02:27.443895  # [   63.395976] lkdtm: attempting bad refcount_dec() to zero
 6112 14:02:27.447601  # [   63.401912] ------------[ cut here ]------------
 6113 14:02:27.453454  # [   63.407066] refcount_t: decrement hit 0; leaking memory.
 6114 14:02:27.463447  # [   63.413026] WARNING: CPU: 3 PID: 2186 at lib/refcount.c:31 refcount_warn_saturate+0xfb/0x110
 6115 14:02:27.493643  # [   63.422460] 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
 6116 14:02:27.503199  # [   63.455093] CPU: 3 PID: 2186 Comm: cat Tainted: G      D W         5.10.151-cip18 #1
 6117 14:02:27.509292  # [   63.463771] Hardware name: Google Rammus/Rammus, BIOS  09/04/2020
 6118 14:02:27.515927  # [   63.470577] RIP: 0010:refcount_warn_saturate+0xfb/0x110
 6119 14:02:27.536006  # [   63.476415] Code: 90 6c 52 9e c6 05 c1 41 94 01 01 e8 6a 6d 98 00 0f 0b c3 cc cc cc cc 48 c7 c7 60 6c 52 9e c6 05 a8 41 94 01 01 e8 50 6d 98 00 <0f> 0b c3 cc cc cc cc 66 66 2e 0f 1f 84 00 00 00 00 00 0f 1f 00 8b
 6120 14:02:27.542861  # [   63.503611] RSP: 0018:ffffa61282bc7e48 EFLAGS: 00010286
 6121 14:02:27.552465  # [   63.509448] RAX: 0000000000000000 RBX: 000000000000002f RCX: 0000000000000000
 6122 14:02:27.559465  # [   63.517421] RDX: ffffa15fbadac660 RSI: ffffa15fbad9bf70 RDI: ffffa15fbad9bf70
 6123 14:02:27.569530  # [   63.525389] RBP: ffffffff9e58b1d9 R08: 0000000000000000 R09: 0000000000000000
 6124 14:02:27.578621  # [   63.533358] R10: 00000000ffffe000 R11: 3fffffffffffffff R12: 0000000000000012
 6125 14:02:27.585721  # [   63.541332] R13: ffffa61282bc7f10 R14: ffffa61282bc7f10 R15: ffffa15f43ca4000
 6126 14:02:27.595374  # [   63.549303] FS:  00007f431ee99580(0000) GS:ffffa15fbad80000(0000) knlGS:0000000000000000
 6127 14:02:27.601844  # [   63.558343] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
 6128 14:02:27.611495  # [   63.564758] CR2: 00007f431eca2000 CR3: 0000000102b32003 CR4: 00000000003706e0
 6129 14:02:27.615281  # [   63.572728] Call Trace:
 6130 14:02:27.618616  # [   63.575457]  lkdtm_REFCOUNT_DEC_ZERO+0x4d/0xbd
 6131 14:02:27.625369  # [   63.580442]  direct_entry.cold+0x2c/0x38
 6132 14:02:27.628391  # [   63.584853]  full_proxy_write+0x53/0x80
 6133 14:02:27.631590  # [   63.589161]  vfs_write+0xe7/0x3a0
 6134 14:02:27.635116  # [   63.592884]  ksys_write+0x68/0xf0
 6135 14:02:27.641337  # [   63.596584]  do_syscall_64+0x30/0x40
 6136 14:02:27.648524  # [   63.600576]  entry_SYSCALL_64_after_hwframe+0x61/0xc6
 6137 14:02:27.650965  # [   63.606219] RIP: 0033:0x7f431edaf8f3
 6138 14:02:27.674280  # [   63.610259] 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
 6139 14:02:27.681079  # [   63.637456] RSP: 002b:00007fff65f717f8 EFLAGS: 00000246 ORIG_RAX: 0000000000000001
 6140 14:02:27.690623  # [   63.645915] RAX: ffffffffffffffda RBX: 0000000000000012 RCX: 00007f431edaf8f3
 6141 14:02:27.697847  # [   63.653911] RDX: 0000000000000012 RSI: 00007f431eca2000 RDI: 0000000000000001
 6142 14:02:27.707380  # [   63.661886] RBP: 00007f431eca2000 R08: 00007f431eca1010 R09: 0000000000000000
 6143 14:02:27.713948  # [   63.669880] R10: fffffffffffffbc5 R11: 0000000000000246 R12: 0000000000000001
 6144 14:02:27.723360  # [   63.677850] R13: 0000000000000001 R14: 0000000000020000 R15: 0000000000020000
 6145 14:02:27.727411  # [   63.692044] irq event stamp: 0
 6146 14:02:27.733701  # [   63.701662] hardirqs last  enabled at (0): [<0000000000000000>] 0x0
 6147 14:02:27.743543  # [   63.708662] hardirqs last disabled at (0): [<ffffffff9cd00cf0>] copy_process+0x640/0x1c80
 6148 14:02:27.753165  # [   63.717822] softirqs last  enabled at (0): [<ffffffff9cd00cf0>] copy_process+0x640/0x1c80
 6149 14:02:27.759696  # [   63.726958] softirqs last disabled at (0): [<0000000000000000>] 0x0
 6150 14:02:27.766391  # [   63.733979] ---[ end trace 6004f8110cb730a6 ]---
 6151 14:02:27.773676  # [   63.739146] lkdtm: Zero detected: saturated
 6152 14:02:27.776508  # REFCOUNT_DEC_ZERO: saw 'call trace:': ok
 6153 14:02:27.779720  ok 46 selftests: lkdtm: REFCOUNT_DEC_ZERO.sh
 6154 14:02:27.786474  # selftests: lkdtm: REFCOUNT_DEC_NEGATIVE.sh
 6155 14:02:27.793055  # [   63.910526] lkdtm: Performing direct entry REFCOUNT_DEC_NEGATIVE
 6156 14:02:27.799645  # [   63.918375] lkdtm: attempting bad refcount_dec() below zero
 6157 14:02:27.806181  # [   63.924619] ------------[ cut here ]------------
 6158 14:02:27.812688  # [   63.929793] refcount_t: decrement hit 0; leaking memory.
 6159 14:02:27.822389  # [   63.935762] WARNING: CPU: 3 PID: 2221 at lib/refcount.c:31 refcount_warn_saturate+0xfb/0x110
 6160 14:02:27.848714  # [   63.945206] 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
 6161 14:02:27.858779  # [   63.971660] CPU: 3 PID: 2221 Comm: cat Tainted: G      D W         5.10.151-cip18 #1
 6162 14:02:27.865325  # [   63.980312] Hardware name: Google Rammus/Rammus, BIOS  09/04/2020
 6163 14:02:27.871647  # [   63.987119] RIP: 0010:refcount_warn_saturate+0xfb/0x110
 6164 14:02:27.891584  # [   63.992953] Code: 90 6c 52 9e c6 05 c1 41 94 01 01 e8 6a 6d 98 00 0f 0b c3 cc cc cc cc 48 c7 c7 60 6c 52 9e c6 05 a8 41 94 01 01 e8 50 6d 98 00 <0f> 0b c3 cc cc cc cc 66 66 2e 0f 1f 84 00 00 00 00 00 0f 1f 00 8b
 6165 14:02:27.898270  # [   64.013935] RSP: 0018:ffffa61282c4fe48 EFLAGS: 00010286
 6166 14:02:27.908355  # [   64.019772] RAX: 0000000000000000 RBX: 0000000000000030 RCX: 0000000000000000
 6167 14:02:27.915032  # [   64.027744] RDX: ffffa15fbadac660 RSI: ffffa15fbad9bf70 RDI: ffffa15fbad9bf70
 6168 14:02:27.924807  # [   64.035715] RBP: ffffffff9e58b1eb R08: 0000000000000000 R09: 0000000000000000
 6169 14:02:27.931001  # [   64.043686] R10: 00000000ffffe000 R11: 3fffffffffffffff R12: 0000000000000016
 6170 14:02:27.941619  # [   64.051659] R13: ffffa61282c4ff10 R14: ffffa61282c4ff10 R15: ffffa15f432b8000
 6171 14:02:27.950829  # [   64.059632] FS:  00007f38d5ed5580(0000) GS:ffffa15fbad80000(0000) knlGS:0000000000000000
 6172 14:02:27.959097  # [   64.068667] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
 6173 14:02:27.964239  # [   64.075087] CR2: 00007f38d5cde000 CR3: 0000000104e7c004 CR4: 00000000003706e0
 6174 14:02:27.967173  # [   64.083060] Call Trace:
 6175 14:02:27.974140  # [   64.085792]  lkdtm_REFCOUNT_DEC_NEGATIVE+0x37/0x61
 6176 14:02:27.980272  # [   64.091173]  direct_entry.cold+0x2c/0x38
 6177 14:02:27.983668  # [   64.095579]  full_proxy_write+0x53/0x80
 6178 14:02:27.987454  # [   64.099866]  vfs_write+0xe7/0x3a0
 6179 14:02:27.990611  # [   64.103596]  ksys_write+0x68/0xf0
 6180 14:02:27.997008  # [   64.107301]  do_syscall_64+0x30/0x40
 6181 14:02:28.003688  # [   64.111317]  entry_SYSCALL_64_after_hwframe+0x61/0xc6
 6182 14:02:28.006590  # [   64.116960] RIP: 0033:0x7f38d5deb8f3
 6183 14:02:28.029865  # [   64.120948] 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
 6184 14:02:28.036277  # [   64.141932] RSP: 002b:00007ffeb0fadb78 EFLAGS: 00000246 ORIG_RAX: 0000000000000001
 6185 14:02:28.046559  # [   64.150388] RAX: ffffffffffffffda RBX: 0000000000000016 RCX: 00007f38d5deb8f3
 6186 14:02:28.052761  # [   64.158357] RDX: 0000000000000016 RSI: 00007f38d5cde000 RDI: 0000000000000001
 6187 14:02:28.062576  # [   64.166328] RBP: 00007f38d5cde000 R08: 00007f38d5cdd010 R09: 0000000000000000
 6188 14:02:28.072976  # [   64.174300] R10: fffffffffffffbc5 R11: 0000000000000246 R12: 0000000000000001
 6189 14:02:28.079322  # [   64.182268] R13: 0000000000000001 R14: 0000000000020000 R15: 0000000000020000
 6190 14:02:28.082209  # [   64.190245] irq event stamp: 0
 6191 14:02:28.092406  # [   64.199863] hardirqs last  enabled at (0): [<0000000000000000>] 0x0
 6192 14:02:28.099001  # [   64.213085] hardirqs last disabled at (0): [<ffffffff9cd00cf0>] copy_process+0x640/0x1c80
 6193 14:02:28.108945  # [   64.228434] softirqs last  enabled at (0): [<ffffffff9cd00cf0>] copy_process+0x640/0x1c80
 6194 14:02:28.118812  # [   64.237606] softirqs last disabled at (0): [<0000000000000000>] 0x0
 6195 14:02:28.121753  # [   64.244630] ---[ end trace 6004f8110cb730a7 ]---
 6196 14:02:28.128436  # [   64.249786] lkdtm: Negative detected: saturated
 6197 14:02:28.135551  # REFCOUNT_DEC_NEGATIVE: saw 'Negative detected: saturated': ok
 6198 14:02:28.142112  ok 47 selftests: lkdtm: REFCOUNT_DEC_NEGATIVE.sh
 6199 14:02:28.145269  # selftests: lkdtm: REFCOUNT_DEC_AND_TEST_NEGATIVE.sh
 6200 14:02:28.154612  # [   64.376452] lkdtm: Performing direct entry REFCOUNT_DEC_AND_TEST_NEGATIVE
 6201 14:02:28.161506  # [   64.386796] lkdtm: attempting bad refcount_dec_and_test() below zero
 6202 14:02:28.168445  # [   64.393894] ------------[ cut here ]------------
 6203 14:02:28.171326  # [   64.399050] refcount_t: underflow; use-after-free.
 6204 14:02:28.184459  # [   64.404428] WARNING: CPU: 3 PID: 2256 at lib/refcount.c:28 refcount_warn_saturate+0xba/0x110
 6205 14:02:28.211353  # [   64.413862] 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
 6206 14:02:28.220616  # [   64.446494] CPU: 3 PID: 2256 Comm: cat Tainted: G      D W         5.10.151-cip18 #1
 6207 14:02:28.227378  # [   64.455145] Hardware name: Google Rammus/Rammus, BIOS  09/04/2020
 6208 14:02:28.234545  # [   64.461951] RIP: 0010:refcount_warn_saturate+0xba/0x110
 6209 14:02:28.253659  # [   64.467785] Code: 01 01 e8 b4 6d 98 00 0f 0b c3 cc cc cc cc 80 3d fa 41 94 01 00 75 85 48 c7 c7 38 6c 52 9e c6 05 ea 41 94 01 01 e8 91 6d 98 00 <0f> 0b c3 cc cc cc cc 80 3d d5 41 94 01 00 0f 85 5e ff ff ff 48 c7
 6210 14:02:28.259913  # [   64.488770] RSP: 0018:ffffa61282c0fe40 EFLAGS: 00010286
 6211 14:02:28.269971  # [   64.494631] RAX: 0000000000000000 RBX: 0000000000000031 RCX: 0000000000000000
 6212 14:02:28.279778  # [   64.508813] RDX: ffffa15fbadac660 RSI: ffffa15fbad9bf70 RDI: ffffa15fbad9bf70
 6213 14:02:28.286345  # [   64.516808] RBP: ffffffff9e58ae40 R08: 0000000000000000 R09: 0000000000000000
 6214 14:02:28.296026  # [   64.524804] R10: 00000000ffffe000 R11: 3fffffffffffffff R12: 000000000000001f
 6215 14:02:28.302661  # [   64.532798] R13: ffffa61282c0ff10 R14: ffffa61282c0ff10 R15: ffffa15f433d2000
 6216 14:02:28.312554  # [   64.540782] FS:  00007f5aa931b580(0000) GS:ffffa15fbad80000(0000) knlGS:0000000000000000
 6217 14:02:28.318945  # [   64.556027] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
 6218 14:02:28.328516  # [   64.562445] CR2: 00007f5aa9124000 CR3: 0000000104d40001 CR4: 00000000003706e0
 6219 14:02:28.331962  # [   64.570415] Call Trace:
 6220 14:02:28.338324  # [   64.573148]  __refcount_sub_and_test.constprop.0+0x3c/0x50
 6221 14:02:28.345384  # [   64.579301]  lkdtm_REFCOUNT_DEC_AND_TEST_NEGATIVE+0x3e/0x78
 6222 14:02:28.348373  # [   64.591735]  direct_entry.cold+0x2c/0x38
 6223 14:02:28.354668  # [   64.596140]  full_proxy_write+0x53/0x80
 6224 14:02:28.358027  # [   64.600455]  vfs_write+0xe7/0x3a0
 6225 14:02:28.361316  # [   64.604185]  ksys_write+0x68/0xf0
 6226 14:02:28.368160  # [   64.607887]  do_syscall_64+0x30/0x40
 6227 14:02:28.371435  # [   64.611910]  entry_SYSCALL_64_after_hwframe+0x61/0xc6
 6228 14:02:28.378129  # [   64.617551] RIP: 0033:0x7f5aa92318f3
 6229 14:02:28.397748  # [   64.621564] 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
 6230 14:02:28.408432  # [   64.642548] RSP: 002b:00007ffd9ad89008 EFLAGS: 00000246 ORIG_RAX: 0000000000000001
 6231 14:02:28.418038  # [   64.651007] RAX: ffffffffffffffda RBX: 000000000000001f RCX: 00007f5aa92318f3
 6232 14:02:28.424219  # [   64.658978] RDX: 000000000000001f RSI: 00007f5aa9124000 RDI: 0000000000000001
 6233 14:02:28.434046  # [   64.666951] RBP: 00007f5aa9124000 R08: 00007f5aa9123010 R09: 0000000000000000
 6234 14:02:28.440947  # [   64.674924] R10: fffffffffffffbc5 R11: 0000000000000246 R12: 0000000000000001
 6235 14:02:28.450398  # [   64.682897] R13: 0000000000000001 R14: 0000000000020000 R15: 0000000000020000
 6236 14:02:28.453963  # [   64.690874] irq event stamp: 0
 6237 14:02:28.460642  # [   64.694312] hardirqs last  enabled at (0): [<0000000000000000>] 0x0
 6238 14:02:28.470521  # [   64.701313] hardirqs last disabled at (0): [<ffffffff9cd00cf0>] copy_process+0x640/0x1c80
 6239 14:02:28.480561  # [   64.710474] softirqs last  enabled at (0): [<ffffffff9cd00cf0>] copy_process+0x640/0x1c80
 6240 14:02:28.486565  # [   64.719608] softirqs last disabled at (0): [<0000000000000000>] 0x0
 6241 14:02:28.493686  # [   64.726608] ---[ end trace 6004f8110cb730a8 ]---
 6242 14:02:28.500181  # [   64.731762] lkdtm: Negative detected: saturated
 6243 14:02:28.506842  # REFCOUNT_DEC_AND_TEST_NEGATIVE: saw 'Negative detected: saturated': ok
 6244 14:02:28.513352  ok 48 selftests: lkdtm: REFCOUNT_DEC_AND_TEST_NEGATIVE.sh
 6245 14:02:28.516917  # selftests: lkdtm: REFCOUNT_SUB_AND_TEST_NEGATIVE.sh
 6246 14:02:28.526599  # [   64.872482] lkdtm: Performing direct entry REFCOUNT_SUB_AND_TEST_NEGATIVE
 6247 14:02:28.533571  # [   64.881240] lkdtm: attempting bad refcount_sub_and_test() below zero
 6248 14:02:28.540235  # [   64.894564] ------------[ cut here ]------------
 6249 14:02:28.546621  # [   64.905926] refcount_t: underflow; use-after-free.
 6250 14:02:28.556306  # [   64.917523] WARNING: CPU: 1 PID: 2291 at lib/refcount.c:28 refcount_warn_saturate+0xba/0x110
 6251 14:02:28.582336  # [   64.933135] 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
 6252 14:02:28.592094  # [   64.965780] CPU: 1 PID: 2291 Comm: cat Tainted: G      D W         5.10.151-cip18 #1
 6253 14:02:28.598747  # [   64.980638] Hardware name: Google Rammus/Rammus, BIOS  09/04/2020
 6254 14:02:28.605313  # [   64.993656] RIP: 0010:refcount_warn_saturate+0xba/0x110
 6255 14:02:28.628645  # [   65.005707] Code: 01 01 e8 b4 6d 98 00 0f 0b c3 cc cc cc cc 80 3d fa 41 94 01 00 75 85 48 c7 c7 38 6c 52 9e c6 05 ea 41 94 01 01 e8 91 6d 98 00 <0f> 0b c3 cc cc cc cc 80 3d d5 41 94 01 00 0f 85 5e ff ff ff 48 c7
 6256 14:02:28.634640  # [   65.032902] RSP: 0018:ffffa61282d87e40 EFLAGS: 00010286
 6257 14:02:28.641570  # [   65.044951] RAX: 0000000000000000 RBX: 0000000000000032 RCX: 0000000000000000
 6258 14:02:28.651649  # [   65.052924] RDX: ffffa15fbacac660 RSI: ffffa15fbac9bf70 RDI: ffffa15fbac9bf70
 6259 14:02:28.658033  # [   65.067104] RBP: ffffffff9e58ae60 R08: 0000000000000000 R09: 0000000000000000
 6260 14:02:28.667798  # [   65.075077] R10: 00000000ffffe000 R11: 3fffffffffffffff R12: 000000000000001f
 6261 14:02:28.674537  # [   65.089256] R13: ffffa61282d87f10 R14: ffffa61282d87f10 R15: ffffa15f403b6000
 6262 14:02:28.684340  # [   65.097252] FS:  00007fb4ca538580(0000) GS:ffffa15fbac80000(0000) knlGS:0000000000000000
 6263 14:02:28.690849  # [   65.112498] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
 6264 14:02:28.701047  # [   65.118917] CR2: 00007fb4ca341000 CR3: 0000000103cf0001 CR4: 00000000003706e0
 6265 14:02:28.704539  # [   65.133096] Call Trace:
 6266 14:02:28.710643  # [   65.135833]  __refcount_sub_and_test.constprop.0+0x3c/0x50
 6267 14:02:28.716796  # [   65.148168]  lkdtm_REFCOUNT_SUB_AND_TEST_NEGATIVE+0x3e/0x7b
 6268 14:02:28.720731  # [   65.160606]  direct_entry.cold+0x2c/0x38
 6269 14:02:28.726881  # [   65.171205]  full_proxy_write+0x53/0x80
 6270 14:02:28.730573  # [   65.181704]  vfs_write+0xe7/0x3a0
 6271 14:02:28.733784  # [   65.191614]  ksys_write+0x68/0xf0
 6272 14:02:28.740010  # [   65.201526]  do_syscall_64+0x30/0x40
 6273 14:02:28.743215  # [   65.211731]  entry_SYSCALL_64_after_hwframe+0x61/0xc6
 6274 14:02:28.750457  # [   65.223587] RIP: 0033:0x7fb4ca44e8f3
 6275 14:02:28.769560  # [   65.233793] 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
 6276 14:02:28.779793  # [   65.254781] RSP: 002b:00007ffd4f29d4f8 EFLAGS: 00000246 ORIG_RAX: 0000000000000001
 6277 14:02:28.789578  # [   65.269443] RAX: ffffffffffffffda RBX: 000000000000001f RCX: 00007fb4ca44e8f3
 6278 14:02:28.796109  # [   65.277416] RDX: 000000000000001f RSI: 00007fb4ca341000 RDI: 0000000000000001
 6279 14:02:28.805645  # [   65.291594] RBP: 00007fb4ca341000 R08: 00007fb4ca340010 R09: 0000000000000000
 6280 14:02:28.812133  # [   65.299568] R10: fffffffffffffbc5 R11: 0000000000000246 R12: 0000000000000001
 6281 14:02:28.822357  # [   65.313746] R13: 0000000000000001 R14: 0000000000020000 R15: 0000000000020000
 6282 14:02:28.825141  # [   65.321741] irq event stamp: 0
 6283 14:02:28.832217  # [   65.331335] hardirqs last  enabled at (0): [<0000000000000000>] 0x0
 6284 14:02:28.842287  # [   65.338337] hardirqs last disabled at (0): [<ffffffff9cd00cf0>] copy_process+0x640/0x1c80
 6285 14:02:28.851498  # [   65.353681] softirqs last  enabled at (0): [<ffffffff9cd00cf0>] copy_process+0x640/0x1c80
 6286 14:02:28.858805  # [   65.362820] softirqs last disabled at (0): [<0000000000000000>] 0x0
 6287 14:02:28.865454  # [   65.376029] ---[ end trace 6004f8110cb730a9 ]---
 6288 14:02:28.872055  # [   65.381187] lkdtm: Negative detected: saturated
 6289 14:02:28.878682  # REFCOUNT_SUB_AND_TEST_NEGATIVE: saw 'Negative detected: saturated': ok
 6290 14:02:28.884654  ok 49 selftests: lkdtm: REFCOUNT_SUB_AND_TEST_NEGATIVE.sh
 6291 14:02:28.888133  # selftests: lkdtm: REFCOUNT_INC_ZERO.sh
 6292 14:02:28.895118  # [   65.521668] lkdtm: Performing direct entry REFCOUNT_INC_ZERO
 6293 14:02:28.901439  # [   65.529339] lkdtm: attempting safe refcount_inc_not_zero() from zero
 6294 14:02:28.908279  # [   65.536466] lkdtm: Good: zero detected
 6295 14:02:28.911387  # [   65.546862] lkdtm: Correctly stayed at zero
 6296 14:02:28.917916  # [   65.557743] lkdtm: attempting bad refcount_inc() from zero
 6297 14:02:28.924697  # [   65.563871] ------------[ cut here ]------------
 6298 14:02:28.931231  # [   65.575252] refcount_t: addition on 0; use-after-free.
 6299 14:02:28.941222  # [   65.587234] WARNING: CPU: 3 PID: 2323 at lib/refcount.c:25 refcount_warn_saturate+0x74/0x110
 6300 14:02:28.967042  # [   65.596667] 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
 6301 14:02:28.977459  # [   65.629303] CPU: 3 PID: 2323 Comm: cat Tainted: G      D W         5.10.151-cip18 #1
 6302 14:02:28.983801  # [   65.637952] Hardware name: Google Rammus/Rammus, BIOS  09/04/2020
 6303 14:02:28.990173  # [   65.644758] RIP: 0010:refcount_warn_saturate+0x74/0x110
 6304 14:02:29.010033  # [   65.650593] Code: 01 01 e8 fa 6d 98 00 0f 0b c3 cc cc cc cc 80 3d 41 42 94 01 00 75 cb 48 c7 c7 08 6c 52 9e c6 05 31 42 94 01 01 e8 d7 6d 98 00 <0f> 0b c3 cc cc cc cc 80 3d 20 42 94 01 00 75 a8 48 c7 c7 e0 6b 52
 6305 14:02:29.016675  # [   65.671576] RSP: 0018:ffffa61282e0fe48 EFLAGS: 00010286
 6306 14:02:29.026775  # [   65.677410] RAX: 0000000000000000 RBX: 0000000000000033 RCX: 0000000000000000
 6307 14:02:29.036499  # [   65.685379] RDX: ffffa15fbadac660 RSI: ffffa15fbad9bf70 RDI: ffffa15fbad9bf70
 6308 14:02:29.042685  # [   65.693349] RBP: ffffffff9e58b201 R08: 0000000000000000 R09: 0000000000000000
 6309 14:02:29.052568  # [   65.701320] R10: 00000000ffffe000 R11: 3fffffffffffffff R12: 0000000000000012
 6310 14:02:29.060051  # [   65.709298] R13: ffffa61282e0ff10 R14: ffffa61282e0ff10 R15: ffffa15f465b1000
 6311 14:02:29.069894  # [   65.717263] FS:  00007f2b41b68580(0000) GS:ffffa15fbad80000(0000) knlGS:0000000000000000
 6312 14:02:29.075528  # [   65.726306] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
 6313 14:02:29.085748  # [   65.732725] CR2: 00007f2b41971000 CR3: 0000000102b38006 CR4: 00000000003706e0
 6314 14:02:29.089071  # [   65.740695] Call Trace:
 6315 14:02:29.092117  # [   65.743424]  lkdtm_REFCOUNT_INC_ZERO+0x99/0xc1
 6316 14:02:29.099072  # [   65.748413]  direct_entry.cold+0x2c/0x38
 6317 14:02:29.102415  # [   65.752815]  full_proxy_write+0x53/0x80
 6318 14:02:29.105732  # [   65.757121]  vfs_write+0xe7/0x3a0
 6319 14:02:29.108589  # [   65.760844]  ksys_write+0x68/0xf0
 6320 14:02:29.115487  # [   65.764559]  do_syscall_64+0x30/0x40
 6321 14:02:29.121971  # [   65.768551]  entry_SYSCALL_64_after_hwframe+0x61/0xc6
 6322 14:02:29.125116  # [   65.774193] RIP: 0033:0x7f2b41a7e8f3
 6323 14:02:29.144938  # [   65.778183] 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
 6324 14:02:29.154785  # [   65.799165] RSP: 002b:00007fffe7ee2508 EFLAGS: 00000246 ORIG_RAX: 0000000000000001
 6325 14:02:29.164657  # [   65.807623] RAX: ffffffffffffffda RBX: 0000000000000012 RCX: 00007f2b41a7e8f3
 6326 14:02:29.171466  # [   65.815594] RDX: 0000000000000012 RSI: 00007f2b41971000 RDI: 0000000000000001
 6327 14:02:29.181037  # [   65.823566] RBP: 00007f2b41971000 R08: 00007f2b41970010 R09: 0000000000000000
 6328 14:02:29.187648  # [   65.831540] R10: fffffffffffffbc5 R11: 0000000000000246 R12: 0000000000000001
 6329 14:02:29.197599  # [   65.845721] R13: 0000000000000001 R14: 0000000000020000 R15: 0000000000020000
 6330 14:02:29.200800  # [   65.859928] irq event stamp: 0
 6331 14:02:29.207202  # [   65.863348] hardirqs last  enabled at (0): [<0000000000000000>] 0x0
 6332 14:02:29.217004  # [   65.876555] hardirqs last disabled at (0): [<ffffffff9cd00cf0>] copy_process+0x640/0x1c80
 6333 14:02:29.226942  # [   65.885692] softirqs last  enabled at (0): [<ffffffff9cd00cf0>] copy_process+0x640/0x1c80
 6334 14:02:29.236916  # [   65.894848] softirqs last disabled at (0): [<0000000000000000>] 0x0
 6335 14:02:29.239901  # [   65.901865] ---[ end trace 6004f8110cb730aa ]---
 6336 14:02:29.246901  # [   65.913239] lkdtm: Zero detected: saturated
 6337 14:02:29.250769  # REFCOUNT_INC_ZERO: saw 'call trace:': ok
 6338 14:02:29.256778  ok 50 selftests: lkdtm: REFCOUNT_INC_ZERO.sh
 6339 14:02:29.259710  # selftests: lkdtm: REFCOUNT_ADD_ZERO.sh
 6340 14:02:29.266283  # [   66.047900] lkdtm: Performing direct entry REFCOUNT_ADD_ZERO
 6341 14:02:29.273159  # [   66.054827] lkdtm: attempting safe refcount_add_not_zero() from zero
 6342 14:02:29.279549  # [   66.061934] lkdtm: Good: zero detected
 6343 14:02:29.282823  # [   66.066130] lkdtm: Correctly stayed at zero
 6344 14:02:29.289606  # [   66.070810] lkdtm: attempting bad refcount_add() from zero
 6345 14:02:29.296255  # [   66.076944] ------------[ cut here ]------------
 6346 14:02:29.302881  # [   66.082100] refcount_t: addition on 0; use-after-free.
 6347 14:02:29.313114  # [   66.087868] WARNING: CPU: 3 PID: 2355 at lib/refcount.c:25 refcount_warn_saturate+0x74/0x110
 6348 14:02:29.338668  # [   66.097305] 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
 6349 14:02:29.348640  # [   66.129936] CPU: 3 PID: 2355 Comm: cat Tainted: G      D W         5.10.151-cip18 #1
 6350 14:02:29.355050  # [   66.144800] Hardware name: Google Rammus/Rammus, BIOS  09/04/2020
 6351 14:02:29.361887  # [   66.157819] RIP: 0010:refcount_warn_saturate+0x74/0x110
 6352 14:02:29.384718  # [   66.163656] Code: 01 01 e8 fa 6d 98 00 0f 0b c3 cc cc cc cc 80 3d 41 42 94 01 00 75 cb 48 c7 c7 08 6c 52 9e c6 05 31 42 94 01 01 e8 d7 6d 98 00 <0f> 0b c3 cc cc cc cc 80 3d 20 42 94 01 00 75 a8 48 c7 c7 e0 6b 52
 6353 14:02:29.387895  # [   66.184640] RSP: 0018:ffffa61282e8fe48 EFLAGS: 00010286
 6354 14:02:29.397829  # [   66.190499] RAX: 0000000000000000 RBX: 0000000000000034 RCX: 0000000000000000
 6355 14:02:29.407804  # [   66.198470] RDX: ffffa15fbadac660 RSI: ffffa15fbad9bf70 RDI: ffffa15fbad9bf70
 6356 14:02:29.414261  # [   66.206440] RBP: ffffffff9e58b213 R08: 0000000000000000 R09: 0000000000000000
 6357 14:02:29.424016  # [   66.214412] R10: 00000000ffffe000 R11: 3fffffffffffffff R12: 0000000000000012
 6358 14:02:29.430505  # [   66.222380] R13: ffffa61282e8ff10 R14: ffffa61282e8ff10 R15: ffffa15f45492000
 6359 14:02:29.440446  # [   66.230349] FS:  00007fc1949d6580(0000) GS:ffffa15fbad80000(0000) knlGS:0000000000000000
 6360 14:02:29.447088  # [   66.239387] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
 6361 14:02:29.456783  # [   66.245805] CR2: 00007fc1947df000 CR3: 0000000103da2006 CR4: 00000000003706e0
 6362 14:02:29.459864  # [   66.253775] Call Trace:
 6363 14:02:29.463150  # [   66.256506]  lkdtm_REFCOUNT_ADD_ZERO+0x99/0xc1
 6364 14:02:29.470055  # [   66.261500]  direct_entry.cold+0x2c/0x38
 6365 14:02:29.473036  # [   66.265912]  full_proxy_write+0x53/0x80
 6366 14:02:29.476292  # [   66.270242]  vfs_write+0xe7/0x3a0
 6367 14:02:29.483101  # [   66.273951]  ksys_write+0x68/0xf0
 6368 14:02:29.486336  # [   66.283860]  do_syscall_64+0x30/0x40
 6369 14:02:29.493475  # [   66.287874]  entry_SYSCALL_64_after_hwframe+0x61/0xc6
 6370 14:02:29.496330  # [   66.293515] RIP: 0033:0x7fc1948ec8f3
 6371 14:02:29.519306  # [   66.297505] 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
 6372 14:02:29.526627  # [   66.318485] RSP: 002b:00007fffde521da8 EFLAGS: 00000246 ORIG_RAX: 0000000000000001
 6373 14:02:29.536392  # [   66.326943] RAX: ffffffffffffffda RBX: 0000000000000012 RCX: 00007fc1948ec8f3
 6374 14:02:29.546109  # [   66.334913] RDX: 0000000000000012 RSI: 00007fc1947df000 RDI: 0000000000000001
 6375 14:02:29.552807  # [   66.342882] RBP: 00007fc1947df000 R08: 00007fc1947de010 R09: 0000000000000000
 6376 14:02:29.562251  # [   66.350853] R10: fffffffffffffbc5 R11: 0000000000000246 R12: 0000000000000001
 6377 14:02:29.568767  # [   66.358823] R13: 0000000000000001 R14: 0000000000020000 R15: 0000000000020000
 6378 14:02:29.572233  # [   66.366798] irq event stamp: 0
 6379 14:02:29.581710  # [   66.370231] hardirqs last  enabled at (0): [<0000000000000000>] 0x0
 6380 14:02:29.591839  # [   66.383440] hardirqs last disabled at (0): [<ffffffff9cd00cf0>] copy_process+0x640/0x1c80
 6381 14:02:29.601240  # [   66.392574] softirqs last  enabled at (0): [<ffffffff9cd00cf0>] copy_process+0x640/0x1c80
 6382 14:02:29.608216  # [   66.401709] softirqs last disabled at (0): [<0000000000000000>] 0x0
 6383 14:02:29.615077  # [   66.408709] ---[ end trace 6004f8110cb730ab ]---
 6384 14:02:29.617825  # [   66.420080] lkdtm: Zero detected: saturated
 6385 14:02:29.624329  # REFCOUNT_ADD_ZERO: saw 'call trace:': ok
 6386 14:02:29.628128  ok 51 selftests: lkdtm: REFCOUNT_ADD_ZERO.sh
 6387 14:02:29.630911  # selftests: lkdtm: REFCOUNT_INC_SATURATED.sh
 6388 14:02:29.640946  # [   66.563789] lkdtm: Performing direct entry REFCOUNT_INC_SATURATED
 6389 14:02:29.647424  # [   66.574522] lkdtm: attempting bad refcount_inc() from saturated
 6390 14:02:29.651103  # [   66.581160] ------------[ cut here ]------------
 6391 14:02:29.657127  # [   66.586348] refcount_t: saturated; leaking memory.
 6392 14:02:29.667040  # [   66.591735] WARNING: CPU: 3 PID: 2390 at lib/refcount.c:22 refcount_warn_saturate+0x51/0x110
 6393 14:02:29.697137  # [   66.601176] 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
 6394 14:02:29.703935  # [   66.633803] CPU: 3 PID: 2390 Comm: cat Tainted: G      D W         5.10.151-cip18 #1
 6395 14:02:29.714186  # [   66.642480] Hardware name: Google Rammus/Rammus, BIOS  09/04/2020
 6396 14:02:29.716552  # [   66.649317] RIP: 0010:refcount_warn_saturate+0x51/0x110
 6397 14:02:29.739884  # [   66.655155] Code: 84 bc 00 00 00 c3 cc cc cc cc 85 f6 74 46 80 3d 65 42 94 01 00 75 ee 48 c7 c7 e0 6b 52 9e c6 05 55 42 94 01 01 e8 fa 6d 98 00 <0f> 0b c3 cc cc cc cc 80 3d 41 42 94 01 00 75 cb 48 c7 c7 08 6c 52
 6398 14:02:29.746835  # [   66.676140] RSP: 0018:ffffa61282f1fe48 EFLAGS: 00010286
 6399 14:02:29.756265  # [   66.681977] RAX: 0000000000000000 RBX: 0000000000000035 RCX: 0000000000000000
 6400 14:02:29.763140  # [   66.689949] RDX: ffffa15fbadac660 RSI: ffffa15fbad9bf70 RDI: ffffa15fbad9bf70
 6401 14:02:29.772710  # [   66.697925] RBP: ffffffff9e58b225 R08: 0000000000000000 R09: 0000000000000000
 6402 14:02:29.779337  # [   66.712110] R10: 00000000ffffe000 R11: 3fffffffffffffff R12: 0000000000000017
 6403 14:02:29.788950  # [   66.720081] R13: ffffa61282f1ff10 R14: ffffa61282f1ff10 R15: ffffa15f4417c000
 6404 14:02:29.798752  # [   66.728052] FS:  00007fcae5e97580(0000) GS:ffffa15fbad80000(0000) knlGS:0000000000000000
 6405 14:02:29.805844  # [   66.737090] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
 6406 14:02:29.811850  # [   66.743528] CR2: 00007fcae5ca0000 CR3: 0000000102bae001 CR4: 00000000003706e0
 6407 14:02:29.816004  # [   66.751521] Call Trace:
 6408 14:02:29.822111  # [   66.754266]  lkdtm_REFCOUNT_INC_SATURATED+0x3c/0x64
 6409 14:02:29.828785  # [   66.765918]  direct_entry.cold+0x2c/0x38
 6410 14:02:29.831916  # [   66.770323]  full_proxy_write+0x53/0x80
 6411 14:02:29.835305  # [   66.774631]  vfs_write+0xe7/0x3a0
 6412 14:02:29.838332  # [   66.778358]  ksys_write+0x68/0xf0
 6413 14:02:29.845477  # [   66.782059]  do_syscall_64+0x30/0x40
 6414 14:02:29.851850  # [   66.786052]  entry_SYSCALL_64_after_hwframe+0x61/0xc6
 6415 14:02:29.855191  # [   66.791693] RIP: 0033:0x7fcae5dad8f3
 6416 14:02:29.877801  # [   66.795683] 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
 6417 14:02:29.884683  # [   66.816667] RSP: 002b:00007ffda77864f8 EFLAGS: 00000246 ORIG_RAX: 0000000000000001
 6418 14:02:29.894984  # [   66.825123] RAX: ffffffffffffffda RBX: 0000000000000017 RCX: 00007fcae5dad8f3
 6419 14:02:29.901482  # [   66.833095] RDX: 0000000000000017 RSI: 00007fcae5ca0000 RDI: 0000000000000001
 6420 14:02:29.911287  # [   66.841064] RBP: 00007fcae5ca0000 R08: 00007fcae5c9f010 R09: 0000000000000000
 6421 14:02:29.920781  # [   66.849036] R10: fffffffffffffbc5 R11: 0000000000000246 R12: 0000000000000001
 6422 14:02:29.927457  # [   66.857007] R13: 0000000000000001 R14: 0000000000020000 R15: 0000000000020000
 6423 14:02:29.930761  # [   66.864982] irq event stamp: 0
 6424 14:02:29.937523  # [   66.868420] hardirqs last  enabled at (0): [<0000000000000000>] 0x0
 6425 14:02:29.947398  # [   66.875422] hardirqs last disabled at (0): [<ffffffff9cd00cf0>] copy_process+0x640/0x1c80
 6426 14:02:29.957076  # [   66.884559] softirqs last  enabled at (0): [<ffffffff9cd00cf0>] copy_process+0x640/0x1c80
 6427 14:02:29.963940  # [   66.893695] softirqs last disabled at (0): [<0000000000000000>] 0x0
 6428 14:02:29.970461  # [   66.900694] ---[ end trace 6004f8110cb730ac ]---
 6429 14:02:29.976952  # [   66.905847] lkdtm: Saturation detected: still saturated
 6430 14:02:29.983675  # REFCOUNT_INC_SATURATED: saw 'Saturation detected: still saturated': ok
 6431 14:02:29.990056  ok 52 selftests: lkdtm: REFCOUNT_INC_SATURATED.sh
 6432 14:02:29.993351  # selftests: lkdtm: REFCOUNT_DEC_SATURATED.sh
 6433 14:02:30.003185  # [   67.060982] lkdtm: Performing direct entry REFCOUNT_DEC_SATURATED
 6434 14:02:30.009372  # [   67.073918] lkdtm: attempting bad refcount_dec() from saturated
 6435 14:02:30.015942  # [   67.086743] ------------[ cut here ]------------
 6436 14:02:30.019703  # [   67.098113] refcount_t: decrement hit 0; leaking memory.
 6437 14:02:30.029559  # [   67.110287] WARNING: CPU: 1 PID: 2425 at lib/refcount.c:31 refcount_warn_saturate+0xfb/0x110
 6438 14:02:30.059110  # [   67.125917] 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
 6439 14:02:30.068878  # [   67.158576] CPU: 1 PID: 2425 Comm: cat Tainted: G      D W         5.10.151-cip18 #1
 6440 14:02:30.075461  # [   67.173420] Hardware name: Google Rammus/Rammus, BIOS  09/04/2020
 6441 14:02:30.081612  # [   67.186436] RIP: 0010:refcount_warn_saturate+0xfb/0x110
 6442 14:02:30.105121  # [   67.198487] Code: 90 6c 52 9e c6 05 c1 41 94 01 01 e8 6a 6d 98 00 0f 0b c3 cc cc cc cc 48 c7 c7 60 6c 52 9e c6 05 a8 41 94 01 01 e8 50 6d 98 00 <0f> 0b c3 cc cc cc cc 66 66 2e 0f 1f 84 00 00 00 00 00 0f 1f 00 8b
 6443 14:02:30.108553  # [   67.219471] RSP: 0018:ffffa61282fbfe48 EFLAGS: 00010286
 6444 14:02:30.118005  # [   67.231513] RAX: 0000000000000000 RBX: 0000000000000036 RCX: 0000000000000000
 6445 14:02:30.127907  # [   67.239486] RDX: ffffa15fbacac660 RSI: ffffa15fbac9bf70 RDI: ffffa15fbac9bf70
 6446 14:02:30.134571  # [   67.253666] RBP: ffffffff9e58b23c R08: 0000000000000000 R09: 0000000000000000
 6447 14:02:30.144607  # [   67.261640] R10: 00000000ffffe000 R11: 3fffffffffffffff R12: 0000000000000017
 6448 14:02:30.150881  # [   67.275818] R13: ffffa61282fbff10 R14: ffffa61282fbff10 R15: ffffa15f454ee000
 6449 14:02:30.161012  # [   67.283792] FS:  00007fbacda07580(0000) GS:ffffa15fbac80000(0000) knlGS:0000000000000000
 6450 14:02:30.167394  # [   67.299038] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
 6451 14:02:30.177895  # [   67.305457] CR2: 00007fbacd810000 CR3: 0000000104db6003 CR4: 00000000003706e0
 6452 14:02:30.180892  # [   67.319636] Call Trace:
 6453 14:02:30.184109  # [   67.322371]  lkdtm_REFCOUNT_DEC_SATURATED+0x37/0x5f
 6454 14:02:30.190985  # [   67.334030]  direct_entry.cold+0x2c/0x38
 6455 14:02:30.194145  # [   67.344626]  full_proxy_write+0x53/0x80
 6456 14:02:30.197676  # [   67.355126]  vfs_write+0xe7/0x3a0
 6457 14:02:30.203616  # [   67.365042]  ksys_write+0x68/0xf0
 6458 14:02:30.206762  # [   67.374962]  do_syscall_64+0x30/0x40
 6459 14:02:30.213422  # [   67.385171]  entry_SYSCALL_64_after_hwframe+0x61/0xc6
 6460 14:02:30.216690  # [   67.397028] RIP: 0033:0x7fbacd91d8f3
 6461 14:02:30.240441  # [   67.407235] 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
 6462 14:02:30.246337  # [   67.434435] RSP: 002b:00007ffdaee5a5a8 EFLAGS: 00000246 ORIG_RAX: 0000000000000001
 6463 14:02:30.256104  # [   67.449110] RAX: ffffffffffffffda RBX: 0000000000000017 RCX: 00007fbacd91d8f3
 6464 14:02:30.266183  # [   67.457083] RDX: 0000000000000017 RSI: 00007fbacd810000 RDI: 0000000000000001
 6465 14:02:30.272931  # [   67.471266] RBP: 00007fbacd810000 R08: 00007fbacd80f010 R09: 0000000000000000
 6466 14:02:30.282652  # [   67.479242] R10: fffffffffffffbc5 R11: 0000000000000246 R12: 0000000000000001
 6467 14:02:30.289275  # [   67.493425] R13: 0000000000000001 R14: 0000000000020000 R15: 0000000000020000
 6468 14:02:30.292310  # [   67.501407] irq event stamp: 0
 6469 14:02:30.302657  # [   67.511021] hardirqs last  enabled at (0): [<0000000000000000>] 0x0
 6470 14:02:30.313097  # [   67.524240] hardirqs last disabled at (0): [<ffffffff9cd00cf0>] copy_process+0x640/0x1c80
 6471 14:02:30.319170  # [   67.539594] softirqs last  enabled at (0): [<ffffffff9cd00cf0>] copy_process+0x640/0x1c80
 6472 14:02:30.328790  # [   67.554950] softirqs last disabled at (0): [<0000000000000000>] 0x0
 6473 14:02:30.332001  # [   67.561954] ---[ end trace 6004f8110cb730ad ]---
 6474 14:02:30.338629  # [   67.573320] lkdtm: Saturation detected: still saturated
 6475 14:02:30.345330  # REFCOUNT_DEC_SATURATED: saw 'Saturation detected: still saturated': ok
 6476 14:02:30.352281  ok 53 selftests: lkdtm: REFCOUNT_DEC_SATURATED.sh
 6477 14:02:30.355355  # selftests: lkdtm: REFCOUNT_ADD_SATURATED.sh
 6478 14:02:30.365156  # [   67.719880] lkdtm: Performing direct entry REFCOUNT_ADD_SATURATED
 6479 14:02:30.371500  # [   67.728933] lkdtm: attempting bad refcount_dec() from saturated
 6480 14:02:30.378062  # [   67.735586] ------------[ cut here ]------------
 6481 14:02:30.381905  # [   67.740781] refcount_t: saturated; leaking memory.
 6482 14:02:30.391227  # [   67.752361] WARNING: CPU: 3 PID: 2460 at lib/refcount.c:22 refcount_warn_saturate+0x51/0x110
 6483 14:02:30.421193  # [   67.767984] 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
 6484 14:02:30.427100  # [   67.794436] CPU: 3 PID: 2460 Comm: cat Tainted: G      D W         5.10.151-cip18 #1
 6485 14:02:30.437225  # [   67.803133] Hardware name: Google Rammus/Rammus, BIOS  09/04/2020
 6486 14:02:30.443721  # [   67.809956] RIP: 0010:refcount_warn_saturate+0x51/0x110
 6487 14:02:30.463179  # [   67.821995] Code: 84 bc 00 00 00 c3 cc cc cc cc 85 f6 74 46 80 3d 65 42 94 01 00 75 ee 48 c7 c7 e0 6b 52 9e c6 05 55 42 94 01 01 e8 fa 6d 98 00 <0f> 0b c3 cc cc cc cc 80 3d 41 42 94 01 00 75 cb 48 c7 c7 08 6c 52
 6488 14:02:30.470148  # [   67.842976] RSP: 0018:ffffa61282f77e48 EFLAGS: 00010286
 6489 14:02:30.479898  # [   67.848811] RAX: 0000000000000000 RBX: 0000000000000037 RCX: 0000000000000000
 6490 14:02:30.486780  # [   67.856781] RDX: ffffa15fbadac660 RSI: ffffa15fbad9bf70 RDI: ffffa15fbad9bf70
 6491 14:02:30.496263  # [   67.864750] RBP: ffffffff9e58b253 R08: 0000000000000000 R09: 0000000000000000
 6492 14:02:30.506160  # [   67.872721] R10: 00000000ffffe000 R11: 3fffffffffffffff R12: 0000000000000017
 6493 14:02:30.512923  # [   67.880690] R13: ffffa61282f77f10 R14: ffffa61282f77f10 R15: ffffa15f429f4000
 6494 14:02:30.522615  # [   67.888661] FS:  00007fbc44d7e580(0000) GS:ffffa15fbad80000(0000) knlGS:0000000000000000
 6495 14:02:30.529826  # [   67.897699] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
 6496 14:02:30.539222  # [   67.904116] CR2: 00007fbc44b87000 CR3: 000000010410e005 CR4: 00000000003706e0
 6497 14:02:30.539791  # [   67.912086] Call Trace:
 6498 14:02:30.545570  # [   67.914817]  lkdtm_REFCOUNT_ADD_SATURATED+0x3c/0x64
 6499 14:02:30.552102  # [   67.920309]  direct_entry.cold+0x2c/0x38
 6500 14:02:30.555300  # [   67.924712]  full_proxy_write+0x53/0x80
 6501 14:02:30.558895  # [   67.928995]  vfs_write+0xe7/0x3a0
 6502 14:02:30.565675  # [   67.932696]  ksys_write+0x68/0xf0
 6503 14:02:30.568780  # [   67.936396]  do_syscall_64+0x30/0x40
 6504 14:02:30.575371  # [   67.940388]  entry_SYSCALL_64_after_hwframe+0x61/0xc6
 6505 14:02:30.578864  # [   67.946030] RIP: 0033:0x7fbc44c948f3
 6506 14:02:30.601693  # [   67.950022] 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
 6507 14:02:30.608323  # [   67.971002] RSP: 002b:00007ffee0c01cf8 EFLAGS: 00000246 ORIG_RAX: 0000000000000001
 6508 14:02:30.618047  # [   67.979460] RAX: ffffffffffffffda RBX: 0000000000000017 RCX: 00007fbc44c948f3
 6509 14:02:30.627902  # [   67.987430] RDX: 0000000000000017 RSI: 00007fbc44b87000 RDI: 0000000000000001
 6510 14:02:30.634300  # [   67.995401] RBP: 00007fbc44b87000 R08: 00007fbc44b86010 R09: 0000000000000000
 6511 14:02:30.644477  # [   68.003371] R10: fffffffffffffbc5 R11: 0000000000000246 R12: 0000000000000001
 6512 14:02:30.650741  # [   68.011344] R13: 0000000000000001 R14: 0000000000020000 R15: 0000000000020000
 6513 14:02:30.654643  # [   68.019321] irq event stamp: 0
 6514 14:02:30.663786  # [   68.028939] hardirqs last  enabled at (0): [<0000000000000000>] 0x0
 6515 14:02:30.674131  # [   68.035941] hardirqs last disabled at (0): [<ffffffff9cd00cf0>] copy_process+0x640/0x1c80
 6516 14:02:30.683933  # [   68.051301] softirqs last  enabled at (0): [<ffffffff9cd00cf0>] copy_process+0x640/0x1c80
 6517 14:02:30.690305  # [   68.060437] softirqs last disabled at (0): [<0000000000000000>] 0x0
 6518 14:02:30.696581  # [   68.067437] ---[ end trace 6004f8110cb730ae ]---
 6519 14:02:30.703353  # [   68.072592] lkdtm: Saturation detected: still saturated
 6520 14:02:30.709780  # REFCOUNT_ADD_SATURATED: saw 'Saturation detected: still saturated': ok
 6521 14:02:30.713368  ok 54 selftests: lkdtm: REFCOUNT_ADD_SATURATED.sh
 6522 14:02:30.719607  # selftests: lkdtm: REFCOUNT_INC_NOT_ZERO_SATURATED.sh
 6523 14:02:30.729365  # [   68.210293] lkdtm: Performing direct entry REFCOUNT_INC_NOT_ZERO_SATURATED
 6524 14:02:30.736054  # [   68.222885] lkdtm: attempting bad refcount_inc_not_zero() from saturated
 6525 14:02:30.742863  # [   68.230407] ------------[ cut here ]------------
 6526 14:02:30.745674  # [   68.235593] refcount_t: saturated; leaking memory.
 6527 14:02:30.755646  # [   68.240968] WARNING: CPU: 3 PID: 2492 at lib/refcount.c:19 refcount_warn_saturate+0x97/0x110
 6528 14:02:30.785929  # [   68.250404] 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
 6529 14:02:30.794925  # [   68.283036] CPU: 3 PID: 2492 Comm: cat Tainted: G      D W         5.10.151-cip18 #1
 6530 14:02:30.801835  # [   68.291713] Hardware name: Google Rammus/Rammus, BIOS  09/04/2020
 6531 14:02:30.808513  # [   68.298519] RIP: 0010:refcount_warn_saturate+0x97/0x110
 6532 14:02:30.828299  # [   68.304359] Code: 01 01 e8 d7 6d 98 00 0f 0b c3 cc cc cc cc 80 3d 20 42 94 01 00 75 a8 48 c7 c7 e0 6b 52 9e c6 05 10 42 94 01 01 e8 b4 6d 98 00 <0f> 0b c3 cc cc cc cc 80 3d fa 41 94 01 00 75 85 48 c7 c7 38 6c 52
 6533 14:02:30.834850  # [   68.331554] RSP: 0018:ffffa612830dfe38 EFLAGS: 00010282
 6534 14:02:30.844945  # [   68.337389] RAX: 0000000000000000 RBX: 00000000c0000000 RCX: 0000000000000000
 6535 14:02:30.851207  # [   68.345357] RDX: ffffa15fbadac660 RSI: ffffa15fbad9bf70 RDI: ffffa15fbad9bf70
 6536 14:02:30.860900  # [   68.353327] RBP: ffffffff9e58ae80 R08: 0000000000000000 R09: 0000000000000000
 6537 14:02:30.870606  # [   68.361326] R10: 00000000ffffe000 R11: 3fffffffffffffff R12: 0000000000000020
 6538 14:02:30.877425  # [   68.369310] R13: ffffa612830dff10 R14: ffffa612830dff10 R15: ffffa15f455fb000
 6539 14:02:30.887156  # [   68.383485] FS:  00007f7b1786c580(0000) GS:ffffa15fbad80000(0000) knlGS:0000000000000000
 6540 14:02:30.893864  # [   68.392522] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
 6541 14:02:30.903530  # [   68.398941] CR2: 00007f7b17675000 CR3: 0000000103cae002 CR4: 00000000003706e0
 6542 14:02:30.906710  # [   68.406916] Call Trace:
 6543 14:02:30.913504  # [   68.409647]  __refcount_add_not_zero.constprop.0+0x2a/0x35
 6544 14:02:30.920372  # [   68.415806]  lkdtm_REFCOUNT_INC_NOT_ZERO_SATURATED+0x3e/0x76
 6545 14:02:30.923490  # [   68.422150]  direct_entry.cold+0x2c/0x38
 6546 14:02:30.929511  # [   68.426530]  full_proxy_write+0x53/0x80
 6547 14:02:30.933156  # [   68.430813]  vfs_write+0xe7/0x3a0
 6548 14:02:30.936222  # [   68.434538]  ksys_write+0x68/0xf0
 6549 14:02:30.939865  # [   68.438254]  do_syscall_64+0x30/0x40
 6550 14:02:30.946350  # [   68.448459]  entry_SYSCALL_64_after_hwframe+0x61/0xc6
 6551 14:02:30.949551  # [   68.454099] RIP: 0033:0x7f7b177828f3
 6552 14:02:30.972415  # [   68.458088] 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
 6553 14:02:30.982385  # [   68.479065] RSP: 002b:00007ffe6a1fdac8 EFLAGS: 00000246 ORIG_RAX: 0000000000000001
 6554 14:02:30.989105  # [   68.487520] RAX: ffffffffffffffda RBX: 0000000000000020 RCX: 00007f7b177828f3
 6555 14:02:30.998405  # [   68.495490] RDX: 0000000000000020 RSI: 00007f7b17675000 RDI: 0000000000000001
 6556 14:02:31.008804  # [   68.503460] RBP: 00007f7b17675000 R08: 00007f7b17674010 R09: 0000000000000000
 6557 14:02:31.015136  # [   68.511430] R10: fffffffffffffbc5 R11: 0000000000000246 R12: 0000000000000001
 6558 14:02:31.025535  # [   68.519402] R13: 0000000000000001 R14: 0000000000020000 R15: 0000000000020000
 6559 14:02:31.028829  # [   68.527380] irq event stamp: 0
 6560 14:02:31.034902  # [   68.530812] hardirqs last  enabled at (0): [<0000000000000000>] 0x0
 6561 14:02:31.044844  # [   68.544022] hardirqs last disabled at (0): [<ffffffff9cd00cf0>] copy_process+0x640/0x1c80
 6562 14:02:31.054477  # [   68.553156] softirqs last  enabled at (0): [<ffffffff9cd00cf0>] copy_process+0x640/0x1c80
 6563 14:02:31.061270  # [   68.562297] softirqs last disabled at (0): [<0000000000000000>] 0x0
 6564 14:02:31.068025  # [   68.569302] ---[ end trace 6004f8110cb730af ]---
 6565 14:02:31.074587  # [   68.574460] lkdtm: Saturation detected: still saturated
 6566 14:02:31.081007  # REFCOUNT_INC_NOT_ZERO_SATURATED: saw 'call trace:': ok
 6567 14:02:31.084306  ok 55 selftests: lkdtm: REFCOUNT_INC_NOT_ZERO_SATURATED.sh
 6568 14:02:31.090862  # selftests: lkdtm: REFCOUNT_ADD_NOT_ZERO_SATURATED.sh
 6569 14:02:31.101170  # [   68.728427] lkdtm: Performing direct entry REFCOUNT_ADD_NOT_ZERO_SATURATED
 6570 14:02:31.107639  # [   68.737162] lkdtm: attempting bad refcount_add_not_zero() from saturated
 6571 14:02:31.114047  # [   68.744659] ------------[ cut here ]------------
 6572 14:02:31.120294  # [   68.756027] refcount_t: saturated; leaking memory.
 6573 14:02:31.130159  # [   68.761413] WARNING: CPU: 2 PID: 2524 at lib/refcount.c:19 refcount_warn_saturate+0x97/0x110
 6574 14:02:31.156754  # [   68.770851] 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
 6575 14:02:31.166192  # [   68.803481] CPU: 2 PID: 2524 Comm: cat Tainted: G      D W         5.10.151-cip18 #1
 6576 14:02:31.173216  # [   68.812167] Hardware name: Google Rammus/Rammus, BIOS  09/04/2020
 6577 14:02:31.179639  # [   68.819007] RIP: 0010:refcount_warn_saturate+0x97/0x110
 6578 14:02:31.202765  # [   68.824846] Code: 01 01 e8 d7 6d 98 00 0f 0b c3 cc cc cc cc 80 3d 20 42 94 01 00 75 a8 48 c7 c7 e0 6b 52 9e c6 05 10 42 94 01 01 e8 b4 6d 98 00 <0f> 0b c3 cc cc cc cc 80 3d fa 41 94 01 00 75 85 48 c7 c7 38 6c 52
 6579 14:02:31.205977  # [   68.845861] RSP: 0018:ffffa61283167e38 EFLAGS: 00010282
 6580 14:02:31.215686  # [   68.851699] RAX: 0000000000000000 RBX: 00000000c0000000 RCX: 0000000000000000
 6581 14:02:31.226551  # [   68.859673] RDX: ffffa15fbad2c660 RSI: ffffa15fbad1bf70 RDI: ffffa15fbad1bf70
 6582 14:02:31.232216  # [   68.867647] RBP: ffffffff9e58aea0 R08: 0000000000000000 R09: 0000000000000000
 6583 14:02:31.242084  # [   68.881833] R10: 00000000ffffe000 R11: 3fffffffffffffff R12: 0000000000000020
 6584 14:02:31.248689  # [   68.889803] R13: ffffa61283167f10 R14: ffffa61283167f10 R15: ffffa15f408aa000
 6585 14:02:31.258883  # [   68.897775] FS:  00007f968b824580(0000) GS:ffffa15fbad00000(0000) knlGS:0000000000000000
 6586 14:02:31.265370  # [   68.906813] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
 6587 14:02:31.274890  # [   68.913255] CR2: 00007f968b62d000 CR3: 0000000102964003 CR4: 00000000003706e0
 6588 14:02:31.278429  # [   68.927437] Call Trace:
 6589 14:02:31.285102  # [   68.930194]  __refcount_add_not_zero.constprop.0+0x2a/0x35
 6590 14:02:31.291529  # [   68.936352]  lkdtm_REFCOUNT_ADD_NOT_ZERO_SATURATED+0x3e/0x76
 6591 14:02:31.294693  # [   68.942704]  direct_entry.cold+0x2c/0x38
 6592 14:02:31.301633  # [   68.947085]  full_proxy_write+0x53/0x80
 6593 14:02:31.304652  # [   68.951394]  vfs_write+0xe7/0x3a0
 6594 14:02:31.308595  # [   68.955119]  ksys_write+0x68/0xf0
 6595 14:02:31.311289  # [   68.958819]  do_syscall_64+0x30/0x40
 6596 14:02:31.318186  # [   68.962811]  entry_SYSCALL_64_after_hwframe+0x61/0xc6
 6597 14:02:31.324483  # [   68.968453] RIP: 0033:0x7f968b73a8f3
 6598 14:02:31.344377  # [   68.972445] 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
 6599 14:02:31.354274  # [   68.993426] RSP: 002b:00007ffefbf8cf38 EFLAGS: 00000246 ORIG_RAX: 0000000000000001
 6600 14:02:31.360588  # [   69.001883] RAX: ffffffffffffffda RBX: 0000000000000020 RCX: 00007f968b73a8f3
 6601 14:02:31.370549  # [   69.009852] RDX: 0000000000000020 RSI: 00007f968b62d000 RDI: 0000000000000001
 6602 14:02:31.380535  # [   69.017825] RBP: 00007f968b62d000 R08: 00007f968b62c010 R09: 0000000000000000
 6603 14:02:31.386637  # [   69.025795] R10: fffffffffffffbc5 R11: 0000000000000246 R12: 0000000000000001
 6604 14:02:31.396617  # [   69.033768] R13: 0000000000000001 R14: 0000000000020000 R15: 0000000000020000
 6605 14:02:31.400270  # [   69.041743] irq event stamp: 0
 6606 14:02:31.406666  # [   69.045180] hardirqs last  enabled at (0): [<0000000000000000>] 0x0
 6607 14:02:31.416652  # [   69.052181] hardirqs last disabled at (0): [<ffffffff9cd00cf0>] copy_process+0x640/0x1c80
 6608 14:02:31.426955  # [   69.061316] softirqs last  enabled at (0): [<ffffffff9cd00cf0>] copy_process+0x640/0x1c80
 6609 14:02:31.433190  # [   69.070452] softirqs last disabled at (0): [<0000000000000000>] 0x0
 6610 14:02:31.439442  # [   69.077451] ---[ end trace 6004f8110cb730b0 ]---
 6611 14:02:31.446247  # [   69.082606] lkdtm: Saturation detected: still saturated
 6612 14:02:31.452357  # REFCOUNT_ADD_NOT_ZERO_SATURATED: saw 'call trace:': ok
 6613 14:02:31.456139  ok 56 selftests: lkdtm: REFCOUNT_ADD_NOT_ZERO_SATURATED.sh
 6614 14:02:31.462354  # selftests: lkdtm: REFCOUNT_DEC_AND_TEST_SATURATED.sh
 6615 14:02:31.472535  # [   69.820516] lkdtm: Performing direct entry REFCOUNT_DEC_AND_TEST_SATURATED
 6616 14:02:31.478907  # [   69.829325] lkdtm: attempting bad refcount_dec_and_test() from saturated
 6617 14:02:31.485496  # [   69.843030] ------------[ cut here ]------------
 6618 14:02:31.488615  # [   69.854396] refcount_t: underflow; use-after-free.
 6619 14:02:31.498886  # [   69.859777] WARNING: CPU: 1 PID: 2559 at lib/refcount.c:28 refcount_warn_saturate+0xba/0x110
 6620 14:02:31.528466  # [   69.875387] 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
 6621 14:02:31.538442  # [   69.908023] CPU: 1 PID: 2559 Comm: cat Tainted: G      D W         5.10.151-cip18 #1
 6622 14:02:31.544639  # [   69.922885] Hardware name: Google Rammus/Rammus, BIOS  09/04/2020
 6623 14:02:31.551228  # [   69.929693] RIP: 0010:refcount_warn_saturate+0xba/0x110
 6624 14:02:31.571313  # [   69.941738] Code: 01 01 e8 b4 6d 98 00 0f 0b c3 cc cc cc cc 80 3d fa 41 94 01 00 75 85 48 c7 c7 38 6c 52 9e c6 05 ea 41 94 01 01 e8 91 6d 98 00 <0f> 0b c3 cc cc cc cc 80 3d d5 41 94 01 00 0f 85 5e ff ff ff 48 c7
 6625 14:02:31.577622  # [   69.968934] RSP: 0018:ffffa612831f7e40 EFLAGS: 00010286
 6626 14:02:31.587204  # [   69.980979] RAX: 0000000000000000 RBX: 000000000000003a RCX: 0000000000000000
 6627 14:02:31.594349  # [   69.995162] RDX: ffffa15fbacac660 RSI: ffffa15fbac9bf70 RDI: ffffa15fbac9bf70
 6628 14:02:31.603681  # [   70.003136] RBP: ffffffff9e58aec0 R08: 0000000000000000 R09: 0000000000000000
 6629 14:02:31.610135  # [   70.017314] R10: 00000000ffffe000 R11: 3fffffffffffffff R12: 0000000000000020
 6630 14:02:31.620020  # [   70.025307] R13: ffffa612831f7f10 R14: ffffa612831f7f10 R15: ffffa15f43533000
 6631 14:02:31.630462  # [   70.039487] FS:  00007fdb3b1fe580(0000) GS:ffffa15fbac80000(0000) knlGS:0000000000000000
 6632 14:02:31.637070  # [   70.048550] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
 6633 14:02:31.643024  # [   70.061178] CR2: 00007fdb3b007000 CR3: 0000000102bbe001 CR4: 00000000003706e0
 6634 14:02:31.646040  # [   70.069150] Call Trace:
 6635 14:02:31.652906  # [   70.078093]  __refcount_sub_and_test.constprop.0+0x3c/0x50
 6636 14:02:31.659369  # [   70.090433]  lkdtm_REFCOUNT_DEC_AND_TEST_SATURATED+0x3e/0x76
 6637 14:02:31.666416  # [   70.102993]  direct_entry.cold+0x2c/0x38
 6638 14:02:31.669895  # [   70.113612]  full_proxy_write+0x53/0x80
 6639 14:02:31.675606  # [   70.124112]  vfs_write+0xe7/0x3a0
 6640 14:02:31.678917  # [   70.134021]  ksys_write+0x68/0xf0
 6641 14:02:31.682121  # [   70.143935]  do_syscall_64+0x30/0x40
 6642 14:02:31.688739  # [   70.154140]  entry_SYSCALL_64_after_hwframe+0x61/0xc6
 6643 14:02:31.692576  # [   70.165995] RIP: 0033:0x7fdb3b1148f3
 6644 14:02:31.715154  # [   70.169987] 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
 6645 14:02:31.725119  # [   70.197203] RSP: 002b:00007ffdd4997098 EFLAGS: 00000246 ORIG_RAX: 0000000000000001
 6646 14:02:31.731764  # [   70.211852] RAX: ffffffffffffffda RBX: 0000000000000020 RCX: 00007fdb3b1148f3
 6647 14:02:31.741653  # [   70.226035] RDX: 0000000000000020 RSI: 00007fdb3b007000 RDI: 0000000000000001
 6648 14:02:31.748049  # [   70.234005] RBP: 00007fdb3b007000 R08: 00007fdb3b006010 R09: 0000000000000000
 6649 14:02:31.758266  # [   70.248184] R10: fffffffffffffbc5 R11: 0000000000000246 R12: 0000000000000001
 6650 14:02:31.767808  # [   70.256157] R13: 0000000000000001 R14: 0000000000020000 R15: 0000000000020000
 6651 14:02:31.771379  # [   70.270340] irq event stamp: 0
 6652 14:02:31.777687  # [   70.279958] hardirqs last  enabled at (0): [<0000000000000000>] 0x0
 6653 14:02:31.787611  # [   70.286961] hardirqs last disabled at (0): [<ffffffff9cd00cf0>] copy_process+0x640/0x1c80
 6654 14:02:31.797665  # [   70.302305] softirqs last  enabled at (0): [<ffffffff9cd00cf0>] copy_process+0x640/0x1c80
 6655 14:02:31.804928  # [   70.311442] softirqs last disabled at (0): [<0000000000000000>] 0x0
 6656 14:02:31.810682  # [   70.324651] ---[ end trace 6004f8110cb730b1 ]---
 6657 14:02:31.817060  # [   70.329807] lkdtm: Saturation detected: still saturated
 6658 14:02:31.823534  # REFCOUNT_DEC_AND_TEST_SATURATED: saw 'Saturation detected: still saturated': ok
 6659 14:02:31.830768  ok 57 selftests: lkdtm: REFCOUNT_DEC_AND_TEST_SATURATED.sh
 6660 14:02:31.837137  # selftests: lkdtm: REFCOUNT_SUB_AND_TEST_SATURATED.sh
 6661 14:02:31.843770  # [   70.481901] lkdtm: Performing direct entry REFCOUNT_SUB_AND_TEST_SATURATED
 6662 14:02:31.854114  # [   70.492512] lkdtm: attempting bad refcount_sub_and_test() from saturated
 6663 14:02:31.856606  # [   70.500010] ------------[ cut here ]------------
 6664 14:02:31.863166  # [   70.511379] refcount_t: underflow; use-after-free.
 6665 14:02:31.873202  # [   70.522949] WARNING: CPU: 2 PID: 2594 at lib/refcount.c:28 refcount_warn_saturate+0xba/0x110
 6666 14:02:31.902812  # [   70.538578] 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
 6667 14:02:31.908834  # [   70.565045] CPU: 2 PID: 2594 Comm: cat Tainted: G      D W         5.10.151-cip18 #1
 6668 14:02:31.918897  # [   70.579895] Hardware name: Google Rammus/Rammus, BIOS  09/04/2020
 6669 14:02:31.922448  # [   70.586730] RIP: 0010:refcount_warn_saturate+0xba/0x110
 6670 14:02:31.945914  # [   70.598770] Code: 01 01 e8 b4 6d 98 00 0f 0b c3 cc cc cc cc 80 3d fa 41 94 01 00 75 85 48 c7 c7 38 6c 52 9e c6 05 ea 41 94 01 01 e8 91 6d 98 00 <0f> 0b c3 cc cc cc cc 80 3d d5 41 94 01 00 0f 85 5e ff ff ff 48 c7
 6671 14:02:31.952237  # [   70.619751] RSP: 0018:ffffa61283237e40 EFLAGS: 00010286
 6672 14:02:31.961795  # [   70.625612] RAX: 0000000000000000 RBX: 000000000000003b RCX: 0000000000000000
 6673 14:02:31.968276  # [   70.633581] RDX: ffffa15fbad2c660 RSI: ffffa15fbad1bf70 RDI: ffffa15fbad1bf70
 6674 14:02:31.977831  # [   70.641553] RBP: ffffffff9e58aee0 R08: 0000000000000000 R09: 0000000000000000
 6675 14:02:31.984486  # [   70.649522] R10: 00000000ffffe000 R11: 3fffffffffffffff R12: 0000000000000020
 6676 14:02:31.994695  # [   70.657493] R13: ffffa61283237f10 R14: ffffa61283237f10 R15: ffffa15f456da000
 6677 14:02:32.004656  # [   70.665465] FS:  00007f3b5f22e580(0000) GS:ffffa15fbad00000(0000) knlGS:0000000000000000
 6678 14:02:32.010899  # [   70.674505] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
 6679 14:02:32.017985  # [   70.680922] CR2: 00007f3b5f037000 CR3: 000000010351a002 CR4: 00000000003706e0
 6680 14:02:32.020692  # [   70.688894] Call Trace:
 6681 14:02:32.027607  # [   70.691626]  __refcount_sub_and_test.constprop.0+0x3c/0x50
 6682 14:02:32.033715  # [   70.697786]  lkdtm_REFCOUNT_SUB_AND_TEST_SATURATED+0x3e/0x76
 6683 14:02:32.040964  # [   70.704140]  direct_entry.cold+0x2c/0x38
 6684 14:02:32.044140  # [   70.708544]  full_proxy_write+0x53/0x80
 6685 14:02:32.047493  # [   70.712858]  vfs_write+0xe7/0x3a0
 6686 14:02:32.053858  # [   70.716588]  ksys_write+0x68/0xf0
 6687 14:02:32.057248  # [   70.720308]  do_syscall_64+0x30/0x40
 6688 14:02:32.063792  # [   70.724331]  entry_SYSCALL_64_after_hwframe+0x61/0xc6
 6689 14:02:32.066843  # [   70.729997] RIP: 0033:0x7f3b5f1448f3
 6690 14:02:32.090134  # [   70.734013] 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
 6691 14:02:32.096733  # [   70.754994] RSP: 002b:00007ffebf8251f8 EFLAGS: 00000246 ORIG_RAX: 0000000000000001
 6692 14:02:32.106932  # [   70.763453] RAX: ffffffffffffffda RBX: 0000000000000020 RCX: 00007f3b5f1448f3
 6693 14:02:32.116490  # [   70.771424] RDX: 0000000000000020 RSI: 00007f3b5f037000 RDI: 0000000000000001
 6694 14:02:32.122713  # [   70.779397] RBP: 00007f3b5f037000 R08: 00007f3b5f036010 R09: 0000000000000000
 6695 14:02:32.132703  # [   70.787369] R10: fffffffffffffbc5 R11: 0000000000000246 R12: 0000000000000001
 6696 14:02:32.139245  # [   70.801555] R13: 0000000000000001 R14: 0000000000020000 R15: 0000000000020000
 6697 14:02:32.142297  # [   70.815766] irq event stamp: 0
 6698 14:02:32.152410  # [   70.819186] hardirqs last  enabled at (0): [<0000000000000000>] 0x0
 6699 14:02:32.162342  # [   70.832396] hardirqs last disabled at (0): [<ffffffff9cd00cf0>] copy_process+0x640/0x1c80
 6700 14:02:32.172056  # [   70.841533] softirqs last  enabled at (0): [<ffffffff9cd00cf0>] copy_process+0x640/0x1c80
 6701 14:02:32.178772  # [   70.850671] softirqs last disabled at (0): [<0000000000000000>] 0x0
 6702 14:02:32.185367  # [   70.857671] ---[ end trace 6004f8110cb730b2 ]---
 6703 14:02:32.188308  # [   70.862828] lkdtm: Saturation detected: still saturated
 6704 14:02:32.198410  # REFCOUNT_SUB_AND_TEST_SATURATED: saw 'Saturation detected: still saturated': ok
 6705 14:02:32.204990  ok 58 selftests: lkdtm: REFCOUNT_SUB_AND_TEST_SATURATED.sh
 6706 14:02:32.208872  # selftests: lkdtm: REFCOUNT_TIMING.sh
 6707 14:02:32.211952  # Skipping REFCOUNT_TIMING: timing only
 6708 14:02:32.218428  ok 59 selftests: lkdtm: REFCOUNT_TIMING.sh # SKIP
 6709 14:02:32.221381  # selftests: lkdtm: ATOMIC_TIMING.sh
 6710 14:02:32.224471  # Skipping ATOMIC_TIMING: timing only
 6711 14:02:32.231583  ok 60 selftests: lkdtm: ATOMIC_TIMING.sh # SKIP
 6712 14:02:32.234329  # selftests: lkdtm: USERCOPY_HEAP_SIZE_TO.sh
 6713 14:02:32.241619  # [   71.325089] lkdtm: Performing direct entry USERCOPY_HEAP_SIZE_TO
 6714 14:02:32.247876  # [   71.336427] lkdtm: attempting good copy_to_user of correct size
 6715 14:02:32.254335  # [   71.343050] lkdtm: attempting bad copy_to_user of too large size
 6716 14:02:32.261278  # USERCOPY_HEAP_SIZE_TO: missing 'call trace:': [FAIL]
 6717 14:02:32.267741  not ok 61 selftests: lkdtm: USERCOPY_HEAP_SIZE_TO.sh # exit=1
 6718 14:02:32.274285  # selftests: lkdtm: USERCOPY_HEAP_SIZE_FROM.sh
 6719 14:02:32.280966  # [   71.493072] lkdtm: Performing direct entry USERCOPY_HEAP_SIZE_FROM
 6720 14:02:32.287460  # [   71.505894] lkdtm: attempting good copy_from_user of correct size
 6721 14:02:32.293896  # [   71.518934] lkdtm: attempting bad copy_from_user of too large size
 6722 14:02:32.300425  # USERCOPY_HEAP_SIZE_FROM: missing 'call trace:': [FAIL]
 6723 14:02:32.307160  not ok 62 selftests: lkdtm: USERCOPY_HEAP_SIZE_FROM.sh # exit=1
 6724 14:02:32.313841  # selftests: lkdtm: USERCOPY_HEAP_WHITELIST_TO.sh
 6725 14:02:32.320126  # [   71.669017] lkdtm: Performing direct entry USERCOPY_HEAP_WHITELIST_TO
 6726 14:02:32.326541  # [   71.682239] lkdtm: attempting good copy_to_user inside whitelist
 6727 14:02:32.333721  # [   71.695190] lkdtm: attempting bad copy_to_user outside whitelist
 6728 14:02:32.339964  # USERCOPY_HEAP_WHITELIST_TO: missing 'call trace:': [FAIL]
 6729 14:02:32.346780  not ok 63 selftests: lkdtm: USERCOPY_HEAP_WHITELIST_TO.sh # exit=1
 6730 14:02:32.353091  # selftests: lkdtm: USERCOPY_HEAP_WHITELIST_FROM.sh
 6731 14:02:32.359220  # [   71.852816] lkdtm: Performing direct entry USERCOPY_HEAP_WHITELIST_FROM
 6732 14:02:32.369139  # [   71.864631] lkdtm: attempting good copy_from_user inside whitelist
 6733 14:02:32.375709  # [   71.871558] lkdtm: attempting bad copy_from_user outside whitelist
 6734 14:02:32.382520  # USERCOPY_HEAP_WHITELIST_FROM: missing 'call trace:': [FAIL]
 6735 14:02:32.389260  not ok 64 selftests: lkdtm: USERCOPY_HEAP_WHITELIST_FROM.sh # exit=1
 6736 14:02:32.392526  # selftests: lkdtm: USERCOPY_STACK_FRAME_TO.sh
 6737 14:02:32.402004  # [   72.019634] lkdtm: Performing direct entry USERCOPY_STACK_FRAME_TO
 6738 14:02:32.408665  # [   72.028401] lkdtm: good_stack: ffffa6128360fe20-ffffa6128360fe40
 6739 14:02:32.415261  # [   72.035138] lkdtm: bad_stack : ffffa6128360fda8-ffffa6128360fdc8
 6740 14:02:32.421799  # [   72.041908] lkdtm: attempting good copy_to_user of local stack
 6741 14:02:32.428438  # [   72.054615] lkdtm: attempting bad copy_to_user of distant stack
 6742 14:02:32.435219  # USERCOPY_STACK_FRAME_TO: missing 'call trace:': [FAIL]
 6743 14:02:32.441911  not ok 65 selftests: lkdtm: USERCOPY_STACK_FRAME_TO.sh # exit=1
 6744 14:02:32.445232  # selftests: lkdtm: USERCOPY_STACK_FRAME_FROM.sh
 6745 14:02:32.454668  # [   72.205478] lkdtm: Performing direct entry USERCOPY_STACK_FRAME_FROM
 6746 14:02:32.461517  # [   72.217523] lkdtm: good_stack: ffffa612836dfe20-ffffa612836dfe40
 6747 14:02:32.467930  # [   72.230451] lkdtm: bad_stack : ffffa612836dfda8-ffffa612836dfdc8
 6748 14:02:32.474580  # [   72.243410] lkdtm: attempting good copy_from_user of local stack
 6749 14:02:32.481528  # [   72.256320] lkdtm: attempting bad copy_from_user of distant stack
 6750 14:02:32.487946  # USERCOPY_STACK_FRAME_FROM: missing 'call trace:': [FAIL]
 6751 14:02:32.494584  not ok 66 selftests: lkdtm: USERCOPY_STACK_FRAME_FROM.sh # exit=1
 6752 14:02:32.500758  # selftests: lkdtm: USERCOPY_STACK_BEYOND.sh
 6753 14:02:32.508048  # [   72.447946] lkdtm: Performing direct entry USERCOPY_STACK_BEYOND
 6754 14:02:32.514166  # [   72.456303] lkdtm: good_stack: ffffa6128375fe20-ffffa6128375fe40
 6755 14:02:32.520632  # [   72.469254] lkdtm: bad_stack : ffffa6128375fff8-ffffa61283760018
 6756 14:02:32.527293  # [   72.482196] lkdtm: attempting good copy_to_user of local stack
 6757 14:02:32.533882  # [   72.494921] lkdtm: attempting bad copy_to_user of distant stack
 6758 14:02:32.540341  # [   72.507736] lkdtm: copy_to_user failed, but lacked Oops
 6759 14:02:32.547554  # USERCOPY_STACK_BEYOND: missing 'call trace:': [FAIL]
 6760 14:02:32.554082  not ok 67 selftests: lkdtm: USERCOPY_STACK_BEYOND.sh # exit=1
 6761 14:02:32.557285  # selftests: lkdtm: USERCOPY_KERNEL.sh
 6762 14:02:32.564150  # [   72.656643] lkdtm: Performing direct entry USERCOPY_KERNEL
 6763 14:02:32.573258  # [   72.662901] lkdtm: attempting good copy_to_user from kernel rodata: ffffffff9e19b730
 6764 14:02:32.583536  # [   72.677772] lkdtm: attempting bad copy_to_user from kernel text: ffffffff9cee31d0
 6765 14:02:32.589934  # [   72.692331] lkdtm: FAIL: survived bad copy_to_user()
 6766 14:02:32.593496  # USERCOPY_KERNEL: missing 'call trace:': [FAIL]
 6767 14:02:32.599559  not ok 68 selftests: lkdtm: USERCOPY_KERNEL.sh # exit=1
 6768 14:02:32.603102  # selftests: lkdtm: STACKLEAK_ERASING.sh
 6769 14:02:32.609703  # [   72.875481] lkdtm: Performing direct entry STACKLEAK_ERASING
 6770 14:02:32.619641  # [   72.884630] lkdtm: checking unused part of the thread stack (15928 bytes)...
 6771 14:02:32.626390  # [   72.898580] lkdtm: FAIL: the erased part is not found (checked 15928 bytes)
 6772 14:02:32.632845  # [   72.912562] lkdtm: FAIL: the thread stack is NOT properly erased
 6773 14:02:32.642329  # [   72.925530] CPU: 0 PID: 2959 Comm: cat Tainted: G      D W         5.10.151-cip18 #1
 6774 14:02:32.649232  # [   72.940326] Hardware name: Google Rammus/Rammus, BIOS  09/04/2020
 6775 14:02:32.652447  # [   72.947129] Call Trace:
 6776 14:02:32.655525  # [   72.949859]  dump_stack+0x77/0x9b
 6777 14:02:32.662195  # [   72.953561]  lkdtm_STACKLEAK_ERASING+0x116/0x144
 6778 14:02:32.665229  # [   72.958705]  direct_entry.cold+0x2c/0x38
 6779 14:02:32.672326  # [   72.963083]  full_proxy_write+0x53/0x80
 6780 14:02:32.675498  # [   72.967363]  vfs_write+0xe7/0x3a0
 6781 14:02:32.678539  # [   72.971051]  ksys_write+0x68/0xf0
 6782 14:02:32.685609  # [   72.974748]  do_syscall_64+0x30/0x40
 6783 14:02:32.691993  # [   72.978737]  entry_SYSCALL_64_after_hwframe+0x61/0xc6
 6784 14:02:32.694913  # [   72.984375] RIP: 0033:0x7f394a7148f3
 6785 14:02:32.717853  # [   72.988361] 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
 6786 14:02:32.724229  # [   73.009341] RSP: 002b:00007ffd6d0f98c8 EFLAGS: 00000246 ORIG_RAX: 0000000000000001
 6787 14:02:32.734588  # [   73.017785] RAX: ffffffffffffffda RBX: 0000000000000012 RCX: 00007f394a7148f3
 6788 14:02:32.740968  # [   73.025755] RDX: 0000000000000012 RSI: 00007f394a607000 RDI: 0000000000000001
 6789 14:02:32.750587  # [   73.033722] RBP: 00007f394a607000 R08: 00007f394a606010 R09: 0000000000000000
 6790 14:02:32.757130  # [   73.041690] R10: fffffffffffffbc5 R11: 0000000000000246 R12: 0000000000000001
 6791 14:02:32.766811  # [   73.049658] R13: 0000000000000001 R14: 0000000000020000 R15: 0000000000020000
 6792 14:02:32.773769  # STACKLEAK_ERASING: missing 'OK: the rest of the thread stack is properly erased': [FAIL]
 6793 14:02:32.780292  not ok 69 selftests: lkdtm: STACKLEAK_ERASING.sh # exit=1
 6794 14:02:32.783354  # selftests: lkdtm: CFI_FORWARD_PROTO.sh
 6795 14:02:32.790255  # [   73.202146] lkdtm: Performing direct entry CFI_FORWARD_PROTO
 6796 14:02:32.796802  # [   73.213164] lkdtm: Calling matched prototype ...
 6797 14:02:32.803096  # [   73.224544] lkdtm: Calling mismatched prototype ...
 6798 14:02:32.810155  # [   73.236206] lkdtm: Fail: survived mismatched prototype function call!
 6799 14:02:32.813496  # CFI_FORWARD_PROTO: missing 'call trace:': [FAIL]
 6800 14:02:32.819692  not ok 70 selftests: lkdtm: CFI_FORWARD_PROTO.sh # exit=1
 6801 14:02:32.826063  + ../../utils/send-to-lava.sh ./output/result.txt
 6802 14:02:32.874766  <LAVA_SIGNAL_TESTCASE TEST_CASE_ID=breakpoints:step_after_suspend_test RESULT=skip>
 6803 14:02:32.876672  Received signal: <TESTCASE> TEST_CASE_ID=breakpoints:step_after_suspend_test RESULT=skip
 6805 14:02:32.958004  <LAVA_SIGNAL_TESTCASE TEST_CASE_ID=ftrace:ftracetest RESULT=skip>
 6806 14:02:32.959115  Received signal: <TESTCASE> TEST_CASE_ID=ftrace:ftracetest RESULT=skip
 6808 14:02:33.052105  <LAVA_SIGNAL_TESTCASE TEST_CASE_ID=net:rtnetlink.sh RESULT=skip>
 6809 14:02:33.052911  Received signal: <TESTCASE> TEST_CASE_ID=net:rtnetlink.sh RESULT=skip
 6811 14:02:33.152115  <LAVA_SIGNAL_TESTCASE TEST_CASE_ID=net:tls RESULT=skip>
 6812 14:02:33.152950  Received signal: <TESTCASE> TEST_CASE_ID=net:tls RESULT=skip
 6814 14:02:33.246788  <LAVA_SIGNAL_TESTCASE TEST_CASE_ID=netfilter:bridge_brouter.sh RESULT=skip>
 6815 14:02:33.247603  Received signal: <TESTCASE> TEST_CASE_ID=netfilter:bridge_brouter.sh RESULT=skip
 6817 14:02:33.335450  <LAVA_SIGNAL_TESTCASE TEST_CASE_ID=netfilter:nft_flowtable.sh RESULT=skip>
 6818 14:02:33.336197  Received signal: <TESTCASE> TEST_CASE_ID=netfilter:nft_flowtable.sh RESULT=skip
 6820 14:02:33.432572  <LAVA_SIGNAL_TESTCASE TEST_CASE_ID=netfilter:nft_trans_stress.sh RESULT=skip>
 6821 14:02:33.433393  Received signal: <TESTCASE> TEST_CASE_ID=netfilter:nft_trans_stress.sh RESULT=skip
 6823 14:02:33.512805  <LAVA_SIGNAL_TESTCASE TEST_CASE_ID=pidfd:pidfd_wait RESULT=skip>
 6824 14:02:33.513625  Received signal: <TESTCASE> TEST_CASE_ID=pidfd:pidfd_wait RESULT=skip
 6826 14:02:33.606011  <LAVA_SIGNAL_TESTCASE TEST_CASE_ID=lkdtm.PANIC.sh RESULT=skip>
 6827 14:02:33.606869  Received signal: <TESTCASE> TEST_CASE_ID=lkdtm.PANIC.sh RESULT=skip
 6829 14:02:33.698670  <LAVA_SIGNAL_TESTCASE TEST_CASE_ID=lkdtm.BUG.sh RESULT=pass>
 6830 14:02:33.699532  Received signal: <TESTCASE> TEST_CASE_ID=lkdtm.BUG.sh RESULT=pass
 6832 14:02:33.782657  <LAVA_SIGNAL_TESTCASE TEST_CASE_ID=lkdtm.WARNING.sh RESULT=pass>
 6833 14:02:33.783476  Received signal: <TESTCASE> TEST_CASE_ID=lkdtm.WARNING.sh RESULT=pass
 6835 14:02:33.877843  <LAVA_SIGNAL_TESTCASE TEST_CASE_ID=lkdtm.WARNING_MESSAGE.sh RESULT=pass>
 6836 14:02:33.878752  Received signal: <TESTCASE> TEST_CASE_ID=lkdtm.WARNING_MESSAGE.sh RESULT=pass
 6838 14:02:33.967938  Received signal: <TESTCASE> TEST_CASE_ID=lkdtm.EXCEPTION.sh RESULT=pass
 6840 14:02:33.971294  <LAVA_SIGNAL_TESTCASE TEST_CASE_ID=lkdtm.EXCEPTION.sh RESULT=pass>
 6841 14:02:34.058284  <LAVA_SIGNAL_TESTCASE TEST_CASE_ID=lkdtm.LOOP.sh RESULT=skip>
 6842 14:02:34.059098  Received signal: <TESTCASE> TEST_CASE_ID=lkdtm.LOOP.sh RESULT=skip
 6844 14:02:34.143995  <LAVA_SIGNAL_TESTCASE TEST_CASE_ID=lkdtm.EXHAUST_STACK.sh RESULT=skip>
 6845 14:02:34.144823  Received signal: <TESTCASE> TEST_CASE_ID=lkdtm.EXHAUST_STACK.sh RESULT=skip
 6847 14:02:34.237368  <LAVA_SIGNAL_TESTCASE TEST_CASE_ID=lkdtm.CORRUPT_STACK.sh RESULT=skip>
 6848 14:02:34.238258  Received signal: <TESTCASE> TEST_CASE_ID=lkdtm.CORRUPT_STACK.sh RESULT=skip
 6850 14:02:34.326347  <LAVA_SIGNAL_TESTCASE TEST_CASE_ID=lkdtm.CORRUPT_STACK_STRONG.sh RESULT=skip>
 6851 14:02:34.327186  Received signal: <TESTCASE> TEST_CASE_ID=lkdtm.CORRUPT_STACK_STRONG.sh RESULT=skip
 6853 14:02:34.421390  <LAVA_SIGNAL_TESTCASE TEST_CASE_ID=lkdtm.CORRUPT_LIST_ADD.sh RESULT=fail>
 6854 14:02:34.422209  Received signal: <TESTCASE> TEST_CASE_ID=lkdtm.CORRUPT_LIST_ADD.sh RESULT=fail
 6856 14:02:34.511181  <LAVA_SIGNAL_TESTCASE TEST_CASE_ID=lkdtm.CORRUPT_LIST_DEL.sh RESULT=fail>
 6857 14:02:34.512028  Received signal: <TESTCASE> TEST_CASE_ID=lkdtm.CORRUPT_LIST_DEL.sh RESULT=fail
 6859 14:02:34.611792  <LAVA_SIGNAL_TESTCASE TEST_CASE_ID=lkdtm.STACK_GUARD_PAGE_LEADING.sh RESULT=pass>
 6860 14:02:34.612605  Received signal: <TESTCASE> TEST_CASE_ID=lkdtm.STACK_GUARD_PAGE_LEADING.sh RESULT=pass
 6862 14:02:34.700329  <LAVA_SIGNAL_TESTCASE TEST_CASE_ID=lkdtm.STACK_GUARD_PAGE_TRAILING.sh RESULT=pass>
 6863 14:02:34.701160  Received signal: <TESTCASE> TEST_CASE_ID=lkdtm.STACK_GUARD_PAGE_TRAILING.sh RESULT=pass
 6865 14:02:34.784284  Received signal: <TESTCASE> TEST_CASE_ID=lkdtm.UNSET_SMEP.sh RESULT=pass
 6867 14:02:34.787069  <LAVA_SIGNAL_TESTCASE TEST_CASE_ID=lkdtm.UNSET_SMEP.sh RESULT=pass>
 6868 14:02:34.880848  <LAVA_SIGNAL_TESTCASE TEST_CASE_ID=lkdtm.DOUBLE_FAULT.sh RESULT=skip>
 6869 14:02:34.881669  Received signal: <TESTCASE> TEST_CASE_ID=lkdtm.DOUBLE_FAULT.sh RESULT=skip
 6871 14:02:34.978147  Received signal: <TESTCASE> TEST_CASE_ID=lkdtm.CORRUPT_PAC.sh RESULT=skip
 6873 14:02:34.981288  <LAVA_SIGNAL_TESTCASE TEST_CASE_ID=lkdtm.CORRUPT_PAC.sh RESULT=skip>
 6874 14:02:35.074724  <LAVA_SIGNAL_TESTCASE TEST_CASE_ID=lkdtm.UNALIGNED_LOAD_STORE_WRITE.sh RESULT=skip>
 6875 14:02:35.075543  Received signal: <TESTCASE> TEST_CASE_ID=lkdtm.UNALIGNED_LOAD_STORE_WRITE.sh RESULT=skip
 6877 14:02:35.168916  <LAVA_SIGNAL_TESTCASE TEST_CASE_ID=lkdtm.OVERWRITE_ALLOCATION.sh RESULT=skip>
 6878 14:02:35.169740  Received signal: <TESTCASE> TEST_CASE_ID=lkdtm.OVERWRITE_ALLOCATION.sh RESULT=skip
 6880 14:02:35.272540  <LAVA_SIGNAL_TESTCASE TEST_CASE_ID=lkdtm.WRITE_AFTER_FREE.sh RESULT=skip>
 6881 14:02:35.273363  Received signal: <TESTCASE> TEST_CASE_ID=lkdtm.WRITE_AFTER_FREE.sh RESULT=skip
 6883 14:02:35.372515  <LAVA_SIGNAL_TESTCASE TEST_CASE_ID=lkdtm.READ_AFTER_FREE.sh RESULT=fail>
 6884 14:02:35.373335  Received signal: <TESTCASE> TEST_CASE_ID=lkdtm.READ_AFTER_FREE.sh RESULT=fail
 6886 14:02:35.459571  <LAVA_SIGNAL_TESTCASE TEST_CASE_ID=lkdtm.WRITE_BUDDY_AFTER_FREE.sh RESULT=skip>
 6887 14:02:35.460401  Received signal: <TESTCASE> TEST_CASE_ID=lkdtm.WRITE_BUDDY_AFTER_FREE.sh RESULT=skip
 6889 14:02:35.543366  <LAVA_SIGNAL_TESTCASE TEST_CASE_ID=lkdtm.READ_BUDDY_AFTER_FREE.sh RESULT=fail>
 6890 14:02:35.544183  Received signal: <TESTCASE> TEST_CASE_ID=lkdtm.READ_BUDDY_AFTER_FREE.sh RESULT=fail
 6892 14:02:35.638702  <LAVA_SIGNAL_TESTCASE TEST_CASE_ID=lkdtm.SLAB_FREE_DOUBLE.sh RESULT=fail>
 6893 14:02:35.639596  Received signal: <TESTCASE> TEST_CASE_ID=lkdtm.SLAB_FREE_DOUBLE.sh RESULT=fail
 6895 14:02:35.717602  <LAVA_SIGNAL_TESTCASE TEST_CASE_ID=lkdtm.SLAB_FREE_CROSS.sh RESULT=fail>
 6896 14:02:35.718366  Received signal: <TESTCASE> TEST_CASE_ID=lkdtm.SLAB_FREE_CROSS.sh RESULT=fail
 6898 14:02:35.805614  <LAVA_SIGNAL_TESTCASE TEST_CASE_ID=lkdtm.SLAB_FREE_PAGE.sh RESULT=fail>
 6899 14:02:35.806509  Received signal: <TESTCASE> TEST_CASE_ID=lkdtm.SLAB_FREE_PAGE.sh RESULT=fail
 6901 14:02:35.908600  Received signal: <TESTCASE> TEST_CASE_ID=lkdtm.SOFTLOCKUP.sh RESULT=skip
 6903 14:02:35.911485  <LAVA_SIGNAL_TESTCASE TEST_CASE_ID=lkdtm.SOFTLOCKUP.sh RESULT=skip>
 6904 14:02:36.010399  Received signal: <TESTCASE> TEST_CASE_ID=lkdtm.HARDLOCKUP.sh RESULT=skip
 6906 14:02:36.012235  <LAVA_SIGNAL_TESTCASE TEST_CASE_ID=lkdtm.HARDLOCKUP.sh RESULT=skip>
 6907 14:02:36.106707  Received signal: <TESTCASE> TEST_CASE_ID=lkdtm.SPINLOCKUP.sh RESULT=skip
 6909 14:02:36.109621  <LAVA_SIGNAL_TESTCASE TEST_CASE_ID=lkdtm.SPINLOCKUP.sh RESULT=skip>
 6910 14:02:36.210399  <LAVA_SIGNAL_TESTCASE TEST_CASE_ID=lkdtm.HUNG_TASK.sh RESULT=skip>
 6911 14:02:36.211217  Received signal: <TESTCASE> TEST_CASE_ID=lkdtm.HUNG_TASK.sh RESULT=skip
 6913 14:02:36.310900  <LAVA_SIGNAL_TESTCASE TEST_CASE_ID=lkdtm.EXEC_DATA.sh RESULT=pass>
 6914 14:02:36.311727  Received signal: <TESTCASE> TEST_CASE_ID=lkdtm.EXEC_DATA.sh RESULT=pass
 6916 14:02:36.406718  Received signal: <TESTCASE> TEST_CASE_ID=lkdtm.EXEC_STACK.sh RESULT=pass
 6918 14:02:36.409329  <LAVA_SIGNAL_TESTCASE TEST_CASE_ID=lkdtm.EXEC_STACK.sh RESULT=pass>
 6919 14:02:36.505718  <LAVA_SIGNAL_TESTCASE TEST_CASE_ID=lkdtm.EXEC_KMALLOC.sh RESULT=pass>
 6920 14:02:36.506590  Received signal: <TESTCASE> TEST_CASE_ID=lkdtm.EXEC_KMALLOC.sh RESULT=pass
 6922 14:02:36.600324  <LAVA_SIGNAL_TESTCASE TEST_CASE_ID=lkdtm.EXEC_VMALLOC.sh RESULT=pass>
 6923 14:02:36.601178  Received signal: <TESTCASE> TEST_CASE_ID=lkdtm.EXEC_VMALLOC.sh RESULT=pass
 6925 14:02:36.689952  Received signal: <TESTCASE> TEST_CASE_ID=lkdtm.EXEC_RODATA.sh RESULT=pass
 6927 14:02:36.692886  <LAVA_SIGNAL_TESTCASE TEST_CASE_ID=lkdtm.EXEC_RODATA.sh RESULT=pass>
 6928 14:02:36.777291  <LAVA_SIGNAL_TESTCASE TEST_CASE_ID=lkdtm.EXEC_USERSPACE.sh RESULT=pass>
 6929 14:02:36.778115  Received signal: <TESTCASE> TEST_CASE_ID=lkdtm.EXEC_USERSPACE.sh RESULT=pass
 6931 14:02:36.869344  <LAVA_SIGNAL_TESTCASE TEST_CASE_ID=lkdtm.EXEC_NULL.sh RESULT=pass>
 6932 14:02:36.870151  Received signal: <TESTCASE> TEST_CASE_ID=lkdtm.EXEC_NULL.sh RESULT=pass
 6934 14:02:36.958480  <LAVA_SIGNAL_TESTCASE TEST_CASE_ID=lkdtm.ACCESS_USERSPACE.sh RESULT=pass>
 6935 14:02:36.959201  Received signal: <TESTCASE> TEST_CASE_ID=lkdtm.ACCESS_USERSPACE.sh RESULT=pass
 6937 14:02:37.044333  Received signal: <TESTCASE> TEST_CASE_ID=lkdtm.ACCESS_NULL.sh RESULT=pass
 6939 14:02:37.047328  <LAVA_SIGNAL_TESTCASE TEST_CASE_ID=lkdtm.ACCESS_NULL.sh RESULT=pass>
 6940 14:02:37.136906  <LAVA_SIGNAL_TESTCASE TEST_CASE_ID=lkdtm.WRITE_RO.sh RESULT=pass>
 6941 14:02:37.137657  Received signal: <TESTCASE> TEST_CASE_ID=lkdtm.WRITE_RO.sh RESULT=pass
 6943 14:02:37.239479  <LAVA_SIGNAL_TESTCASE TEST_CASE_ID=lkdtm.WRITE_RO_AFTER_INIT.sh RESULT=pass>
 6944 14:02:37.240308  Received signal: <TESTCASE> TEST_CASE_ID=lkdtm.WRITE_RO_AFTER_INIT.sh RESULT=pass
 6946 14:02:37.334996  Received signal: <TESTCASE> TEST_CASE_ID=lkdtm.WRITE_KERN.sh RESULT=pass
 6948 14:02:37.338194  <LAVA_SIGNAL_TESTCASE TEST_CASE_ID=lkdtm.WRITE_KERN.sh RESULT=pass>
 6949 14:02:37.430860  <LAVA_SIGNAL_TESTCASE TEST_CASE_ID=lkdtm.REFCOUNT_INC_OVERFLOW.sh RESULT=pass>
 6950 14:02:37.431709  Received signal: <TESTCASE> TEST_CASE_ID=lkdtm.REFCOUNT_INC_OVERFLOW.sh RESULT=pass
 6952 14:02:37.509947  <LAVA_SIGNAL_TESTCASE TEST_CASE_ID=lkdtm.REFCOUNT_ADD_OVERFLOW.sh RESULT=pass>
 6953 14:02:37.510770  Received signal: <TESTCASE> TEST_CASE_ID=lkdtm.REFCOUNT_ADD_OVERFLOW.sh RESULT=pass
 6955 14:02:37.605688  <LAVA_SIGNAL_TESTCASE TEST_CASE_ID=lkdtm.REFCOUNT_INC_NOT_ZERO_OVERFLOW.sh RESULT=pass>
 6956 14:02:37.606625  Received signal: <TESTCASE> TEST_CASE_ID=lkdtm.REFCOUNT_INC_NOT_ZERO_OVERFLOW.sh RESULT=pass
 6958 14:02:37.708950  <LAVA_SIGNAL_TESTCASE TEST_CASE_ID=lkdtm.REFCOUNT_ADD_NOT_ZERO_OVERFLOW.sh RESULT=pass>
 6959 14:02:37.709796  Received signal: <TESTCASE> TEST_CASE_ID=lkdtm.REFCOUNT_ADD_NOT_ZERO_OVERFLOW.sh RESULT=pass
 6961 14:02:37.806311  <LAVA_SIGNAL_TESTCASE TEST_CASE_ID=lkdtm.REFCOUNT_DEC_ZERO.sh RESULT=pass>
 6962 14:02:37.807185  Received signal: <TESTCASE> TEST_CASE_ID=lkdtm.REFCOUNT_DEC_ZERO.sh RESULT=pass
 6964 14:02:37.905168  <LAVA_SIGNAL_TESTCASE TEST_CASE_ID=lkdtm.REFCOUNT_DEC_NEGATIVE.sh RESULT=pass>
 6965 14:02:37.906005  Received signal: <TESTCASE> TEST_CASE_ID=lkdtm.REFCOUNT_DEC_NEGATIVE.sh RESULT=pass
 6967 14:02:38.002881  <LAVA_SIGNAL_TESTCASE TEST_CASE_ID=lkdtm.REFCOUNT_DEC_AND_TEST_NEGATIVE.sh RESULT=pass>
 6968 14:02:38.003741  Received signal: <TESTCASE> TEST_CASE_ID=lkdtm.REFCOUNT_DEC_AND_TEST_NEGATIVE.sh RESULT=pass
 6970 14:02:38.101402  <LAVA_SIGNAL_TESTCASE TEST_CASE_ID=lkdtm.REFCOUNT_SUB_AND_TEST_NEGATIVE.sh RESULT=pass>
 6971 14:02:38.102288  Received signal: <TESTCASE> TEST_CASE_ID=lkdtm.REFCOUNT_SUB_AND_TEST_NEGATIVE.sh RESULT=pass
 6973 14:02:38.210902  <LAVA_SIGNAL_TESTCASE TEST_CASE_ID=lkdtm.REFCOUNT_INC_ZERO.sh RESULT=pass>
 6974 14:02:38.211890  Received signal: <TESTCASE> TEST_CASE_ID=lkdtm.REFCOUNT_INC_ZERO.sh RESULT=pass
 6976 14:02:38.309234  <LAVA_SIGNAL_TESTCASE TEST_CASE_ID=lkdtm.REFCOUNT_ADD_ZERO.sh RESULT=pass>
 6977 14:02:38.310079  Received signal: <TESTCASE> TEST_CASE_ID=lkdtm.REFCOUNT_ADD_ZERO.sh RESULT=pass
 6979 14:02:38.421305  <LAVA_SIGNAL_TESTCASE TEST_CASE_ID=lkdtm.REFCOUNT_INC_SATURATED.sh RESULT=pass>
 6980 14:02:38.422154  Received signal: <TESTCASE> TEST_CASE_ID=lkdtm.REFCOUNT_INC_SATURATED.sh RESULT=pass
 6982 14:02:38.526355  <LAVA_SIGNAL_TESTCASE TEST_CASE_ID=lkdtm.REFCOUNT_DEC_SATURATED.sh RESULT=pass>
 6983 14:02:38.527195  Received signal: <TESTCASE> TEST_CASE_ID=lkdtm.REFCOUNT_DEC_SATURATED.sh RESULT=pass
 6985 14:02:38.620238  <LAVA_SIGNAL_TESTCASE TEST_CASE_ID=lkdtm.REFCOUNT_ADD_SATURATED.sh RESULT=pass>
 6986 14:02:38.621130  Received signal: <TESTCASE> TEST_CASE_ID=lkdtm.REFCOUNT_ADD_SATURATED.sh RESULT=pass
 6988 14:02:38.717358  <LAVA_SIGNAL_TESTCASE TEST_CASE_ID=lkdtm.REFCOUNT_INC_NOT_ZERO_SATURATED.sh RESULT=pass>
 6989 14:02:38.718191  Received signal: <TESTCASE> TEST_CASE_ID=lkdtm.REFCOUNT_INC_NOT_ZERO_SATURATED.sh RESULT=pass
 6991 14:02:38.819524  <LAVA_SIGNAL_TESTCASE TEST_CASE_ID=lkdtm.REFCOUNT_ADD_NOT_ZERO_SATURATED.sh RESULT=pass>
 6992 14:02:38.820354  Received signal: <TESTCASE> TEST_CASE_ID=lkdtm.REFCOUNT_ADD_NOT_ZERO_SATURATED.sh RESULT=pass
 6994 14:02:38.924370  <LAVA_SIGNAL_TESTCASE TEST_CASE_ID=lkdtm.REFCOUNT_DEC_AND_TEST_SATURATED.sh RESULT=pass>
 6995 14:02:38.925206  Received signal: <TESTCASE> TEST_CASE_ID=lkdtm.REFCOUNT_DEC_AND_TEST_SATURATED.sh RESULT=pass
 6997 14:02:39.028051  <LAVA_SIGNAL_TESTCASE TEST_CASE_ID=lkdtm.REFCOUNT_SUB_AND_TEST_SATURATED.sh RESULT=pass>
 6998 14:02:39.028917  Received signal: <TESTCASE> TEST_CASE_ID=lkdtm.REFCOUNT_SUB_AND_TEST_SATURATED.sh RESULT=pass
 7000 14:02:39.133911  <LAVA_SIGNAL_TESTCASE TEST_CASE_ID=lkdtm.REFCOUNT_TIMING.sh RESULT=skip>
 7001 14:02:39.134807  Received signal: <TESTCASE> TEST_CASE_ID=lkdtm.REFCOUNT_TIMING.sh RESULT=skip
 7003 14:02:39.231321  <LAVA_SIGNAL_TESTCASE TEST_CASE_ID=lkdtm.ATOMIC_TIMING.sh RESULT=skip>
 7004 14:02:39.232095  Received signal: <TESTCASE> TEST_CASE_ID=lkdtm.ATOMIC_TIMING.sh RESULT=skip
 7006 14:02:39.333693  <LAVA_SIGNAL_TESTCASE TEST_CASE_ID=lkdtm.USERCOPY_HEAP_SIZE_TO.sh RESULT=fail>
 7007 14:02:39.334659  Received signal: <TESTCASE> TEST_CASE_ID=lkdtm.USERCOPY_HEAP_SIZE_TO.sh RESULT=fail
 7009 14:02:39.427742  <LAVA_SIGNAL_TESTCASE TEST_CASE_ID=lkdtm.USERCOPY_HEAP_SIZE_FROM.sh RESULT=fail>
 7010 14:02:39.428589  Received signal: <TESTCASE> TEST_CASE_ID=lkdtm.USERCOPY_HEAP_SIZE_FROM.sh RESULT=fail
 7012 14:02:39.527811  <LAVA_SIGNAL_TESTCASE TEST_CASE_ID=lkdtm.USERCOPY_HEAP_WHITELIST_TO.sh RESULT=fail>
 7013 14:02:39.528651  Received signal: <TESTCASE> TEST_CASE_ID=lkdtm.USERCOPY_HEAP_WHITELIST_TO.sh RESULT=fail
 7015 14:02:39.630532  <LAVA_SIGNAL_TESTCASE TEST_CASE_ID=lkdtm.USERCOPY_HEAP_WHITELIST_FROM.sh RESULT=fail>
 7016 14:02:39.631377  Received signal: <TESTCASE> TEST_CASE_ID=lkdtm.USERCOPY_HEAP_WHITELIST_FROM.sh RESULT=fail
 7018 14:02:39.730335  <LAVA_SIGNAL_TESTCASE TEST_CASE_ID=lkdtm.USERCOPY_STACK_FRAME_TO.sh RESULT=fail>
 7019 14:02:39.731184  Received signal: <TESTCASE> TEST_CASE_ID=lkdtm.USERCOPY_STACK_FRAME_TO.sh RESULT=fail
 7021 14:02:39.820986  <LAVA_SIGNAL_TESTCASE TEST_CASE_ID=lkdtm.USERCOPY_STACK_FRAME_FROM.sh RESULT=fail>
 7022 14:02:39.821821  Received signal: <TESTCASE> TEST_CASE_ID=lkdtm.USERCOPY_STACK_FRAME_FROM.sh RESULT=fail
 7024 14:02:39.927183  <LAVA_SIGNAL_TESTCASE TEST_CASE_ID=lkdtm.USERCOPY_STACK_BEYOND.sh RESULT=fail>
 7025 14:02:39.928006  Received signal: <TESTCASE> TEST_CASE_ID=lkdtm.USERCOPY_STACK_BEYOND.sh RESULT=fail
 7027 14:02:40.025297  <LAVA_SIGNAL_TESTCASE TEST_CASE_ID=lkdtm.USERCOPY_KERNEL.sh RESULT=fail>
 7028 14:02:40.026121  Received signal: <TESTCASE> TEST_CASE_ID=lkdtm.USERCOPY_KERNEL.sh RESULT=fail
 7030 14:02:40.130263  <LAVA_SIGNAL_TESTCASE TEST_CASE_ID=lkdtm.STACKLEAK_ERASING.sh RESULT=fail>
 7031 14:02:40.131085  Received signal: <TESTCASE> TEST_CASE_ID=lkdtm.STACKLEAK_ERASING.sh RESULT=fail
 7033 14:02:40.233488  <LAVA_SIGNAL_TESTCASE TEST_CASE_ID=lkdtm.CFI_FORWARD_PROTO.sh RESULT=fail>
 7034 14:02:40.234102  + set +x
 7035 14:02:40.234783  Received signal: <TESTCASE> TEST_CASE_ID=lkdtm.CFI_FORWARD_PROTO.sh RESULT=fail
 7037 14:02:40.240161  <LAVA_SIGNAL_ENDRUN 1_kselftest-lkdtm 7760199_1.5.2.3.5>
 7038 14:02:40.240896  Received signal: <ENDRUN> 1_kselftest-lkdtm 7760199_1.5.2.3.5
 7039 14:02:40.241316  Ending use of test pattern.
 7040 14:02:40.241706  Ending test lava.1_kselftest-lkdtm (7760199_1.5.2.3.5), duration 67.86
 7042 14:02:40.243004  ok: lava_test_shell seems to have completed
 7043 14:02:40.245726  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

 7044 14:02:40.246405  end: 3.1 lava-test-shell (duration 00:01:09) [common]
 7045 14:02:40.246909  end: 3 lava-test-retry (duration 00:01:09) [common]
 7046 14:02:40.247521  start: 4 finalize (timeout 00:07:31) [common]
 7047 14:02:40.248169  start: 4.1 power-off (timeout 00:00:30) [common]
 7048 14:02:40.249051  Calling: 'nice' 'pduclient' '--daemon=localhost' '--hostname=asus-C433TA-AJ0005-rammus-cbg-2' '--port=1' '--command=off'
 7049 14:02:40.275097  >> Command sent successfully.

 7050 14:02:40.276942  Returned 0 in 0 seconds
 7051 14:02:40.378248  end: 4.1 power-off (duration 00:00:00) [common]
 7053 14:02:40.379843  start: 4.2 read-feedback (timeout 00:07:31) [common]
 7055 14:02:40.381935  Listened to connection for namespace 'common' for up to 1s
 7056 14:02:41.182769  Listened to connection for namespace 'common' for up to 1s
 7057 14:02:41.185566  Listened to connection for namespace 'common' for up to 1s
 7058 14:02:41.188722  Listened to connection for namespace 'common' for up to 1s
 7059 14:02:41.192475  Listened to connection for namespace 'common' for up to 1s
 7060 14:02:41.195248  Listened to connection for namespace 'common' for up to 1s
 7061 14:02:41.199174  Listened to connection for namespace 'common' for up to 1s
 7062 14:02:41.202207  Listened to connection for namespace 'common' for up to 1s
 7063 14:02:41.205717  Listened to connection for namespace 'common' for up to 1s
 7064 14:02:41.208846  Listened to connection for namespace 'common' for up to 1s
 7065 14:02:41.212098  Listened to connection for namespace 'common' for up to 1s
 7066 14:02:41.215585  Listened to connection for namespace 'common' for up to 1s
 7067 14:02:41.218654  Listened to connection for namespace 'common' for up to 1s
 7068 14:02:41.222486  Listened to connection for namespace 'common' for up to 1s
 7069 14:02:41.226153  Listened to connection for namespace 'common' for up to 1s
 7070 14:02:41.381428  Finalising connection for namespace 'common'
 7071 14:02:41.382117  Disconnecting from shell: Finalise
 7072 14:02:41.382655  / # 
 7073 14:02:41.484185  end: 4.2 read-feedback (duration 00:00:01) [common]
 7074 14:02:41.484915  end: 4 finalize (duration 00:00:01) [common]
 7075 14:02:41.485540  Cleaning after the job
 7076 14:02:41.486046  Cleaning up download directory: /var/lib/lava/dispatcher/tmp/7760199/tftp-deploy-fnn73stw/ramdisk
 7077 14:02:41.489481  Cleaning up download directory: /var/lib/lava/dispatcher/tmp/7760199/tftp-deploy-fnn73stw/kernel
 7078 14:02:41.494367  Cleaning up download directory: /var/lib/lava/dispatcher/tmp/7760199/tftp-deploy-fnn73stw/nfsrootfs
 7079 14:02:41.563280  Cleaning up download directory: /var/lib/lava/dispatcher/tmp/7760199/tftp-deploy-fnn73stw/modules
 7080 14:02:41.564288  Override tmp directory removed at /var/lib/lava/dispatcher/tmp/7760199
 7081 14:02:41.740587  Root tmp directory removed at /var/lib/lava/dispatcher/tmp/7760199
 7082 14:02:41.740765  Job finished correctly