Boot log: hp-11A-G6-EE-grunt

    1 19:38:15.378984  lava-dispatcher, installed at version: 2023.10
    2 19:38:15.379241  start: 0 validate
    3 19:38:15.379418  Start time: 2024-01-05 19:38:15.379409+00:00 (UTC)
    4 19:38:15.379585  Using caching service: 'http://localhost/cache/?uri=%s'
    5 19:38:15.379778  Validating that http://localhost/cache/?uri=http%3A%2F%2Fstorage.kernelci.org%2Fimages%2Frootfs%2Fdebian%2Fbullseye-kselftest%2F20230623.0%2Famd64%2Finitrd.cpio.gz exists
    6 19:38:15.647673  Using caching service: 'http://localhost/cache/?uri=%s'
    7 19:38:15.647885  Validating that http://localhost/cache/?uri=http%3A%2F%2Fstorage.kernelci.org%2Fcip-gitlab%2Fci-iwamatsu-linux-5.10.y-cip-rc%2Fv5.10.205-897-gcc9858ae2881%2Fx86_64%2Fx86_64_defconfig%2Bx86-board%2Bkselftest%2Fgcc-10%2Fkernel%2FbzImage exists
    8 19:38:15.900052  Using caching service: 'http://localhost/cache/?uri=%s'
    9 19:38:15.900263  Validating that http://localhost/cache/?uri=http%3A%2F%2Fstorage.kernelci.org%2Fimages%2Frootfs%2Fdebian%2Fbullseye-kselftest%2F20230623.0%2Famd64%2Ffull.rootfs.tar.xz exists
   10 19:38:21.769403  Using caching service: 'http://localhost/cache/?uri=%s'
   11 19:38:21.770356  Validating that http://localhost/cache/?uri=http%3A%2F%2Fstorage.kernelci.org%2Fcip-gitlab%2Fci-iwamatsu-linux-5.10.y-cip-rc%2Fv5.10.205-897-gcc9858ae2881%2Fx86_64%2Fx86_64_defconfig%2Bx86-board%2Bkselftest%2Fgcc-10%2Fmodules.tar.xz exists
   12 19:38:22.040419  validate duration: 6.66
   14 19:38:22.041577  start: 1 tftp-deploy (timeout 00:10:00) [common]
   15 19:38:22.041952  start: 1.1 download-retry (timeout 00:10:00) [common]
   16 19:38:22.042316  start: 1.1.1 http-download (timeout 00:10:00) [common]
   17 19:38:22.042822  Not decompressing ramdisk as can be used compressed.
   18 19:38:22.043308  downloading http://storage.kernelci.org/images/rootfs/debian/bullseye-kselftest/20230623.0/amd64/initrd.cpio.gz
   19 19:38:22.043705  saving as /var/lib/lava/dispatcher/tmp/12460396/tftp-deploy-4m17rhr5/ramdisk/initrd.cpio.gz
   20 19:38:22.044067  total size: 5432480 (5 MB)
   21 19:38:23.448690  progress   0 % (0 MB)
   22 19:38:23.458657  progress   5 % (0 MB)
   23 19:38:23.466982  progress  10 % (0 MB)
   24 19:38:23.475171  progress  15 % (0 MB)
   25 19:38:23.482460  progress  20 % (1 MB)
   26 19:38:23.487069  progress  25 % (1 MB)
   27 19:38:23.490922  progress  30 % (1 MB)
   28 19:38:23.494632  progress  35 % (1 MB)
   29 19:38:23.497320  progress  40 % (2 MB)
   30 19:38:23.499883  progress  45 % (2 MB)
   31 19:38:23.502170  progress  50 % (2 MB)
   32 19:38:23.504807  progress  55 % (2 MB)
   33 19:38:23.506815  progress  60 % (3 MB)
   34 19:38:23.508806  progress  65 % (3 MB)
   35 19:38:23.511070  progress  70 % (3 MB)
   36 19:38:23.512880  progress  75 % (3 MB)
   37 19:38:23.514660  progress  80 % (4 MB)
   38 19:38:23.516340  progress  85 % (4 MB)
   39 19:38:23.518129  progress  90 % (4 MB)
   40 19:38:23.519764  progress  95 % (4 MB)
   41 19:38:23.521218  progress 100 % (5 MB)
   42 19:38:23.521434  5 MB downloaded in 1.48 s (3.51 MB/s)
   43 19:38:23.521585  end: 1.1.1 http-download (duration 00:00:01) [common]
   45 19:38:23.521832  end: 1.1 download-retry (duration 00:00:01) [common]
   46 19:38:23.521919  start: 1.2 download-retry (timeout 00:09:59) [common]
   47 19:38:23.522004  start: 1.2.1 http-download (timeout 00:09:59) [common]
   48 19:38:23.522148  downloading http://storage.kernelci.org/cip-gitlab/ci-iwamatsu-linux-5.10.y-cip-rc/v5.10.205-897-gcc9858ae2881/x86_64/x86_64_defconfig+x86-board+kselftest/gcc-10/kernel/bzImage
   49 19:38:23.522218  saving as /var/lib/lava/dispatcher/tmp/12460396/tftp-deploy-4m17rhr5/kernel/bzImage
   50 19:38:23.522280  total size: 17280320 (16 MB)
   51 19:38:23.522341  No compression specified
   52 19:38:23.523502  progress   0 % (0 MB)
   53 19:38:23.528109  progress   5 % (0 MB)
   54 19:38:23.532547  progress  10 % (1 MB)
   55 19:38:23.537198  progress  15 % (2 MB)
   56 19:38:23.541719  progress  20 % (3 MB)
   57 19:38:23.546224  progress  25 % (4 MB)
   58 19:38:23.550890  progress  30 % (4 MB)
   59 19:38:23.555310  progress  35 % (5 MB)
   60 19:38:23.559903  progress  40 % (6 MB)
   61 19:38:23.564582  progress  45 % (7 MB)
   62 19:38:23.569036  progress  50 % (8 MB)
   63 19:38:23.573654  progress  55 % (9 MB)
   64 19:38:23.578139  progress  60 % (9 MB)
   65 19:38:23.582615  progress  65 % (10 MB)
   66 19:38:23.587236  progress  70 % (11 MB)
   67 19:38:23.591707  progress  75 % (12 MB)
   68 19:38:23.596118  progress  80 % (13 MB)
   69 19:38:23.600767  progress  85 % (14 MB)
   70 19:38:23.605146  progress  90 % (14 MB)
   71 19:38:23.609520  progress  95 % (15 MB)
   72 19:38:23.614036  progress 100 % (16 MB)
   73 19:38:23.614185  16 MB downloaded in 0.09 s (179.32 MB/s)
   74 19:38:23.614336  end: 1.2.1 http-download (duration 00:00:00) [common]
   76 19:38:23.614561  end: 1.2 download-retry (duration 00:00:00) [common]
   77 19:38:23.614652  start: 1.3 download-retry (timeout 00:09:58) [common]
   78 19:38:23.614735  start: 1.3.1 http-download (timeout 00:09:58) [common]
   79 19:38:23.614874  downloading http://storage.kernelci.org/images/rootfs/debian/bullseye-kselftest/20230623.0/amd64/full.rootfs.tar.xz
   80 19:38:23.614941  saving as /var/lib/lava/dispatcher/tmp/12460396/tftp-deploy-4m17rhr5/nfsrootfs/full.rootfs.tar
   81 19:38:23.615001  total size: 207157356 (197 MB)
   82 19:38:23.615061  Using unxz to decompress xz
   83 19:38:23.619415  progress   0 % (0 MB)
   84 19:38:24.172538  progress   5 % (9 MB)
   85 19:38:24.700270  progress  10 % (19 MB)
   86 19:38:25.604947  progress  15 % (29 MB)
   87 19:38:25.985206  progress  20 % (39 MB)
   88 19:38:26.349886  progress  25 % (49 MB)
   89 19:38:26.955652  progress  30 % (59 MB)
   90 19:38:27.503899  progress  35 % (69 MB)
   91 19:38:28.121619  progress  40 % (79 MB)
   92 19:38:28.690074  progress  45 % (88 MB)
   93 19:38:29.297325  progress  50 % (98 MB)
   94 19:38:29.946185  progress  55 % (108 MB)
   95 19:38:30.635709  progress  60 % (118 MB)
   96 19:38:30.774261  progress  65 % (128 MB)
   97 19:38:30.913956  progress  70 % (138 MB)
   98 19:38:31.008602  progress  75 % (148 MB)
   99 19:38:31.078943  progress  80 % (158 MB)
  100 19:38:31.148098  progress  85 % (167 MB)
  101 19:38:31.247155  progress  90 % (177 MB)
  102 19:38:31.530449  progress  95 % (187 MB)
  103 19:38:32.130005  progress 100 % (197 MB)
  104 19:38:32.136432  197 MB downloaded in 8.52 s (23.18 MB/s)
  105 19:38:32.136734  end: 1.3.1 http-download (duration 00:00:09) [common]
  107 19:38:32.137146  end: 1.3 download-retry (duration 00:00:09) [common]
  108 19:38:32.137265  start: 1.4 download-retry (timeout 00:09:50) [common]
  109 19:38:32.137404  start: 1.4.1 http-download (timeout 00:09:50) [common]
  110 19:38:32.137670  downloading http://storage.kernelci.org/cip-gitlab/ci-iwamatsu-linux-5.10.y-cip-rc/v5.10.205-897-gcc9858ae2881/x86_64/x86_64_defconfig+x86-board+kselftest/gcc-10/modules.tar.xz
  111 19:38:32.137773  saving as /var/lib/lava/dispatcher/tmp/12460396/tftp-deploy-4m17rhr5/modules/modules.tar
  112 19:38:32.137863  total size: 3308896 (3 MB)
  113 19:38:32.137955  Using unxz to decompress xz
  114 19:38:32.142981  progress   0 % (0 MB)
  115 19:38:32.149011  progress   5 % (0 MB)
  116 19:38:32.157796  progress  10 % (0 MB)
  117 19:38:32.166590  progress  15 % (0 MB)
  118 19:38:32.178473  progress  20 % (0 MB)
  119 19:38:32.190545  progress  25 % (0 MB)
  120 19:38:32.200253  progress  30 % (0 MB)
  121 19:38:32.212515  progress  35 % (1 MB)
  122 19:38:32.223876  progress  40 % (1 MB)
  123 19:38:32.234485  progress  45 % (1 MB)
  124 19:38:32.244814  progress  50 % (1 MB)
  125 19:38:32.255121  progress  55 % (1 MB)
  126 19:38:32.268121  progress  60 % (1 MB)
  127 19:38:32.278275  progress  65 % (2 MB)
  128 19:38:32.288559  progress  70 % (2 MB)
  129 19:38:32.298469  progress  75 % (2 MB)
  130 19:38:32.308400  progress  80 % (2 MB)
  131 19:38:32.318845  progress  85 % (2 MB)
  132 19:38:32.328703  progress  90 % (2 MB)
  133 19:38:32.338717  progress  95 % (3 MB)
  134 19:38:32.349193  progress 100 % (3 MB)
  135 19:38:32.356039  3 MB downloaded in 0.22 s (14.46 MB/s)
  136 19:38:32.356371  end: 1.4.1 http-download (duration 00:00:00) [common]
  138 19:38:32.356768  end: 1.4 download-retry (duration 00:00:00) [common]
  139 19:38:32.356893  start: 1.5 prepare-tftp-overlay (timeout 00:09:50) [common]
  140 19:38:32.356989  start: 1.5.1 extract-nfsrootfs (timeout 00:09:50) [common]
  141 19:38:36.049210  Extracted nfsroot to /var/lib/lava/dispatcher/tmp/12460396/extract-nfsrootfs-yy3b47jw
  142 19:38:36.049394  end: 1.5.1 extract-nfsrootfs (duration 00:00:04) [common]
  143 19:38:36.049494  start: 1.5.2 lava-overlay (timeout 00:09:46) [common]
  144 19:38:36.049669  [common] Preparing overlay tarball in /var/lib/lava/dispatcher/tmp/12460396/lava-overlay-_3w63poj
  145 19:38:36.049806  makedir: /var/lib/lava/dispatcher/tmp/12460396/lava-overlay-_3w63poj/lava-12460396/bin
  146 19:38:36.049912  makedir: /var/lib/lava/dispatcher/tmp/12460396/lava-overlay-_3w63poj/lava-12460396/tests
  147 19:38:36.050014  makedir: /var/lib/lava/dispatcher/tmp/12460396/lava-overlay-_3w63poj/lava-12460396/results
  148 19:38:36.050115  Creating /var/lib/lava/dispatcher/tmp/12460396/lava-overlay-_3w63poj/lava-12460396/bin/lava-add-keys
  149 19:38:36.050264  Creating /var/lib/lava/dispatcher/tmp/12460396/lava-overlay-_3w63poj/lava-12460396/bin/lava-add-sources
  150 19:38:36.050396  Creating /var/lib/lava/dispatcher/tmp/12460396/lava-overlay-_3w63poj/lava-12460396/bin/lava-background-process-start
  151 19:38:36.050527  Creating /var/lib/lava/dispatcher/tmp/12460396/lava-overlay-_3w63poj/lava-12460396/bin/lava-background-process-stop
  152 19:38:36.050655  Creating /var/lib/lava/dispatcher/tmp/12460396/lava-overlay-_3w63poj/lava-12460396/bin/lava-common-functions
  153 19:38:36.050782  Creating /var/lib/lava/dispatcher/tmp/12460396/lava-overlay-_3w63poj/lava-12460396/bin/lava-echo-ipv4
  154 19:38:36.050909  Creating /var/lib/lava/dispatcher/tmp/12460396/lava-overlay-_3w63poj/lava-12460396/bin/lava-install-packages
  155 19:38:36.051039  Creating /var/lib/lava/dispatcher/tmp/12460396/lava-overlay-_3w63poj/lava-12460396/bin/lava-installed-packages
  156 19:38:36.051164  Creating /var/lib/lava/dispatcher/tmp/12460396/lava-overlay-_3w63poj/lava-12460396/bin/lava-os-build
  157 19:38:36.051290  Creating /var/lib/lava/dispatcher/tmp/12460396/lava-overlay-_3w63poj/lava-12460396/bin/lava-probe-channel
  158 19:38:36.051424  Creating /var/lib/lava/dispatcher/tmp/12460396/lava-overlay-_3w63poj/lava-12460396/bin/lava-probe-ip
  159 19:38:36.051551  Creating /var/lib/lava/dispatcher/tmp/12460396/lava-overlay-_3w63poj/lava-12460396/bin/lava-target-ip
  160 19:38:36.051678  Creating /var/lib/lava/dispatcher/tmp/12460396/lava-overlay-_3w63poj/lava-12460396/bin/lava-target-mac
  161 19:38:36.051804  Creating /var/lib/lava/dispatcher/tmp/12460396/lava-overlay-_3w63poj/lava-12460396/bin/lava-target-storage
  162 19:38:36.051933  Creating /var/lib/lava/dispatcher/tmp/12460396/lava-overlay-_3w63poj/lava-12460396/bin/lava-test-case
  163 19:38:36.052061  Creating /var/lib/lava/dispatcher/tmp/12460396/lava-overlay-_3w63poj/lava-12460396/bin/lava-test-event
  164 19:38:36.052187  Creating /var/lib/lava/dispatcher/tmp/12460396/lava-overlay-_3w63poj/lava-12460396/bin/lava-test-feedback
  165 19:38:36.052543  Creating /var/lib/lava/dispatcher/tmp/12460396/lava-overlay-_3w63poj/lava-12460396/bin/lava-test-raise
  166 19:38:36.052675  Creating /var/lib/lava/dispatcher/tmp/12460396/lava-overlay-_3w63poj/lava-12460396/bin/lava-test-reference
  167 19:38:36.052803  Creating /var/lib/lava/dispatcher/tmp/12460396/lava-overlay-_3w63poj/lava-12460396/bin/lava-test-runner
  168 19:38:36.052931  Creating /var/lib/lava/dispatcher/tmp/12460396/lava-overlay-_3w63poj/lava-12460396/bin/lava-test-set
  169 19:38:36.053057  Creating /var/lib/lava/dispatcher/tmp/12460396/lava-overlay-_3w63poj/lava-12460396/bin/lava-test-shell
  170 19:38:36.053185  Updating /var/lib/lava/dispatcher/tmp/12460396/lava-overlay-_3w63poj/lava-12460396/bin/lava-add-keys (debian)
  171 19:38:36.053341  Updating /var/lib/lava/dispatcher/tmp/12460396/lava-overlay-_3w63poj/lava-12460396/bin/lava-add-sources (debian)
  172 19:38:36.053491  Updating /var/lib/lava/dispatcher/tmp/12460396/lava-overlay-_3w63poj/lava-12460396/bin/lava-install-packages (debian)
  173 19:38:36.053632  Updating /var/lib/lava/dispatcher/tmp/12460396/lava-overlay-_3w63poj/lava-12460396/bin/lava-installed-packages (debian)
  174 19:38:36.053779  Updating /var/lib/lava/dispatcher/tmp/12460396/lava-overlay-_3w63poj/lava-12460396/bin/lava-os-build (debian)
  175 19:38:36.053907  Creating /var/lib/lava/dispatcher/tmp/12460396/lava-overlay-_3w63poj/lava-12460396/environment
  176 19:38:36.054008  LAVA metadata
  177 19:38:36.054078  - LAVA_JOB_ID=12460396
  178 19:38:36.054141  - LAVA_DISPATCHER_IP=192.168.201.1
  179 19:38:36.054242  start: 1.5.2.1 lava-vland-overlay (timeout 00:09:46) [common]
  180 19:38:36.054309  skipped lava-vland-overlay
  181 19:38:36.054382  end: 1.5.2.1 lava-vland-overlay (duration 00:00:00) [common]
  182 19:38:36.054462  start: 1.5.2.2 lava-multinode-overlay (timeout 00:09:46) [common]
  183 19:38:36.054523  skipped lava-multinode-overlay
  184 19:38:36.054595  end: 1.5.2.2 lava-multinode-overlay (duration 00:00:00) [common]
  185 19:38:36.054672  start: 1.5.2.3 test-definition (timeout 00:09:46) [common]
  186 19:38:36.054744  Loading test definitions
  187 19:38:36.054834  start: 1.5.2.3.1 inline-repo-action (timeout 00:09:46) [common]
  188 19:38:36.054903  Using /lava-12460396 at stage 0
  189 19:38:36.055202  uuid=12460396_1.5.2.3.1 testdef=None
  190 19:38:36.055290  end: 1.5.2.3.1 inline-repo-action (duration 00:00:00) [common]
  191 19:38:36.055375  start: 1.5.2.3.2 test-overlay (timeout 00:09:46) [common]
  192 19:38:36.055828  end: 1.5.2.3.2 test-overlay (duration 00:00:00) [common]
  194 19:38:36.056044  start: 1.5.2.3.3 test-install-overlay (timeout 00:09:46) [common]
  195 19:38:36.056656  end: 1.5.2.3.3 test-install-overlay (duration 00:00:00) [common]
  197 19:38:36.056883  start: 1.5.2.3.4 test-runscript-overlay (timeout 00:09:46) [common]
  198 19:38:36.057496  runner path: /var/lib/lava/dispatcher/tmp/12460396/lava-overlay-_3w63poj/lava-12460396/0/tests/0_timesync-off test_uuid 12460396_1.5.2.3.1
  199 19:38:36.057651  end: 1.5.2.3.4 test-runscript-overlay (duration 00:00:00) [common]
  201 19:38:36.057874  start: 1.5.2.3.5 git-repo-action (timeout 00:09:46) [common]
  202 19:38:36.057946  Using /lava-12460396 at stage 0
  203 19:38:36.058044  Fetching tests from https://github.com/kernelci/test-definitions.git
  204 19:38:36.058122  Running '/usr/bin/git clone https://github.com/kernelci/test-definitions.git /var/lib/lava/dispatcher/tmp/12460396/lava-overlay-_3w63poj/lava-12460396/0/tests/1_kselftest-lkdtm'
  205 19:38:38.423320  Running '/usr/bin/git checkout kernelci.org
  206 19:38:38.579037  Tests stored (tmp) in /var/lib/lava/dispatcher/tmp/12460396/lava-overlay-_3w63poj/lava-12460396/0/tests/1_kselftest-lkdtm/automated/linux/kselftest/kselftest.yaml
  207 19:38:38.579772  uuid=12460396_1.5.2.3.5 testdef=None
  208 19:38:38.579934  end: 1.5.2.3.5 git-repo-action (duration 00:00:03) [common]
  210 19:38:38.580180  start: 1.5.2.3.6 test-overlay (timeout 00:09:43) [common]
  211 19:38:38.580935  end: 1.5.2.3.6 test-overlay (duration 00:00:00) [common]
  213 19:38:38.581167  start: 1.5.2.3.7 test-install-overlay (timeout 00:09:43) [common]
  214 19:38:38.582151  end: 1.5.2.3.7 test-install-overlay (duration 00:00:00) [common]
  216 19:38:38.582383  start: 1.5.2.3.8 test-runscript-overlay (timeout 00:09:43) [common]
  217 19:38:38.583318  runner path: /var/lib/lava/dispatcher/tmp/12460396/lava-overlay-_3w63poj/lava-12460396/0/tests/1_kselftest-lkdtm test_uuid 12460396_1.5.2.3.5
  218 19:38:38.583413  BOARD='hp-11A-G6-EE-grunt'
  219 19:38:38.583478  BRANCH='cip-gitlab'
  220 19:38:38.583538  SKIPFILE='/dev/null'
  221 19:38:38.583598  SKIP_INSTALL='True'
  222 19:38:38.583654  TESTPROG_URL='http://storage.kernelci.org/cip-gitlab/ci-iwamatsu-linux-5.10.y-cip-rc/v5.10.205-897-gcc9858ae2881/x86_64/x86_64_defconfig+x86-board+kselftest/gcc-10/kselftest.tar.xz'
  223 19:38:38.583715  TST_CASENAME=''
  224 19:38:38.583771  TST_CMDFILES='lkdtm'
  225 19:38:38.583914  end: 1.5.2.3.8 test-runscript-overlay (duration 00:00:00) [common]
  227 19:38:38.584119  Creating lava-test-runner.conf files
  228 19:38:38.584182  Using lava-test-runner path: /var/lib/lava/dispatcher/tmp/12460396/lava-overlay-_3w63poj/lava-12460396/0 for stage 0
  229 19:38:38.584276  - 0_timesync-off
  230 19:38:38.584435  - 1_kselftest-lkdtm
  231 19:38:38.584548  end: 1.5.2.3 test-definition (duration 00:00:03) [common]
  232 19:38:38.584637  start: 1.5.2.4 compress-overlay (timeout 00:09:43) [common]
  233 19:38:46.304757  end: 1.5.2.4 compress-overlay (duration 00:00:08) [common]
  234 19:38:46.304912  start: 1.5.2.5 persistent-nfs-overlay (timeout 00:09:36) [common]
  235 19:38:46.305007  end: 1.5.2.5 persistent-nfs-overlay (duration 00:00:00) [common]
  236 19:38:46.305106  end: 1.5.2 lava-overlay (duration 00:00:10) [common]
  237 19:38:46.305198  start: 1.5.3 extract-overlay-ramdisk (timeout 00:09:36) [common]
  238 19:38:46.445663  end: 1.5.3 extract-overlay-ramdisk (duration 00:00:00) [common]
  239 19:38:46.446061  start: 1.5.4 extract-modules (timeout 00:09:36) [common]
  240 19:38:46.446199  extracting modules file /var/lib/lava/dispatcher/tmp/12460396/tftp-deploy-4m17rhr5/modules/modules.tar to /var/lib/lava/dispatcher/tmp/12460396/extract-nfsrootfs-yy3b47jw
  241 19:38:46.540159  extracting modules file /var/lib/lava/dispatcher/tmp/12460396/tftp-deploy-4m17rhr5/modules/modules.tar to /var/lib/lava/dispatcher/tmp/12460396/extract-overlay-ramdisk-wiihj9ex/ramdisk
  242 19:38:46.629756  end: 1.5.4 extract-modules (duration 00:00:00) [common]
  243 19:38:46.629923  start: 1.5.5 apply-overlay-tftp (timeout 00:09:35) [common]
  244 19:38:46.630025  [common] Applying overlay to NFS
  245 19:38:46.630095  [common] Applying overlay /var/lib/lava/dispatcher/tmp/12460396/compress-overlay-jng4u5_4/overlay-1.5.2.4.tar.gz to directory /var/lib/lava/dispatcher/tmp/12460396/extract-nfsrootfs-yy3b47jw
  246 19:38:47.556922  end: 1.5.5 apply-overlay-tftp (duration 00:00:01) [common]
  247 19:38:47.557082  start: 1.5.6 configure-preseed-file (timeout 00:09:34) [common]
  248 19:38:47.557169  end: 1.5.6 configure-preseed-file (duration 00:00:00) [common]
  249 19:38:47.557260  start: 1.5.7 compress-ramdisk (timeout 00:09:34) [common]
  250 19:38:47.557338  Building ramdisk /var/lib/lava/dispatcher/tmp/12460396/extract-overlay-ramdisk-wiihj9ex/ramdisk.cpio containing /var/lib/lava/dispatcher/tmp/12460396/extract-overlay-ramdisk-wiihj9ex/ramdisk
  251 19:38:47.729591  >> 67825 blocks

  252 19:38:48.858543  rename /var/lib/lava/dispatcher/tmp/12460396/extract-overlay-ramdisk-wiihj9ex/ramdisk.cpio.gz to /var/lib/lava/dispatcher/tmp/12460396/tftp-deploy-4m17rhr5/ramdisk/ramdisk.cpio.gz
  253 19:38:48.858996  end: 1.5.7 compress-ramdisk (duration 00:00:01) [common]
  254 19:38:48.859114  start: 1.5.8 prepare-kernel (timeout 00:09:33) [common]
  255 19:38:48.859217  start: 1.5.8.1 prepare-fit (timeout 00:09:33) [common]
  256 19:38:48.859307  No mkimage arch provided, not using FIT.
  257 19:38:48.859392  end: 1.5.8.1 prepare-fit (duration 00:00:00) [common]
  258 19:38:48.859474  end: 1.5.8 prepare-kernel (duration 00:00:00) [common]
  259 19:38:48.859581  end: 1.5 prepare-tftp-overlay (duration 00:00:17) [common]
  260 19:38:48.859673  start: 1.6 lxc-create-udev-rule-action (timeout 00:09:33) [common]
  261 19:38:48.859781  No LXC device requested
  262 19:38:48.859857  end: 1.6 lxc-create-udev-rule-action (duration 00:00:00) [common]
  263 19:38:48.859947  start: 1.7 deploy-device-env (timeout 00:09:33) [common]
  264 19:38:48.860027  end: 1.7 deploy-device-env (duration 00:00:00) [common]
  265 19:38:48.860099  Checking files for TFTP limit of 4294967296 bytes.
  266 19:38:48.860553  end: 1 tftp-deploy (duration 00:00:27) [common]
  267 19:38:48.860655  start: 2 depthcharge-action (timeout 00:05:00) [common]
  268 19:38:48.860745  start: 2.1 depthcharge-overlay (timeout 00:05:00) [common]
  269 19:38:48.860864  substitutions:
  270 19:38:48.860929  - {DTB}: None
  271 19:38:48.860991  - {INITRD}: 12460396/tftp-deploy-4m17rhr5/ramdisk/ramdisk.cpio.gz
  272 19:38:48.861049  - {KERNEL}: 12460396/tftp-deploy-4m17rhr5/kernel/bzImage
  273 19:38:48.861106  - {LAVA_MAC}: None
  274 19:38:48.861160  - {NFSROOTFS}: /var/lib/lava/dispatcher/tmp/12460396/extract-nfsrootfs-yy3b47jw
  275 19:38:48.861217  - {NFS_SERVER_IP}: 192.168.201.1
  276 19:38:48.861271  - {PRESEED_CONFIG}: None
  277 19:38:48.861323  - {PRESEED_LOCAL}: None
  278 19:38:48.861376  - {RAMDISK}: 12460396/tftp-deploy-4m17rhr5/ramdisk/ramdisk.cpio.gz
  279 19:38:48.861428  - {ROOT_PART}: None
  280 19:38:48.861480  - {ROOT}: None
  281 19:38:48.861533  - {SERVER_IP}: 192.168.201.1
  282 19:38:48.861584  - {TEE}: None
  283 19:38:48.861636  Parsed boot commands:
  284 19:38:48.861688  - tftpboot 192.168.201.1 {DEPTHCHARGE_KERNEL} {CMDLINE} {DEPTHCHARGE_RAMDISK}
  285 19:38:48.861867  Parsed boot commands: tftpboot 192.168.201.1 12460396/tftp-deploy-4m17rhr5/kernel/bzImage 12460396/tftp-deploy-4m17rhr5/kernel/cmdline 12460396/tftp-deploy-4m17rhr5/ramdisk/ramdisk.cpio.gz
  286 19:38:48.861952  end: 2.1 depthcharge-overlay (duration 00:00:00) [common]
  287 19:38:48.862036  start: 2.2 depthcharge-retry (timeout 00:05:00) [common]
  288 19:38:48.862124  start: 2.2.1 reset-connection (timeout 00:05:00) [common]
  289 19:38:48.862210  start: 2.2.1.1 disconnect-device (timeout 00:05:00) [common]
  290 19:38:48.862277  Not connected, no need to disconnect.
  291 19:38:48.862349  end: 2.2.1.1 disconnect-device (duration 00:00:00) [common]
  292 19:38:48.862427  start: 2.2.1.2 connect-device (timeout 00:05:00) [common]
  293 19:38:48.862489  [common] connect-device Connecting to device using '/usr/local/bin/chromebook-console.sh hp-11A-G6-EE-grunt-cbg-9'
  294 19:38:48.866887  Setting prompt string to ['lava-test: # ']
  295 19:38:48.867280  end: 2.2.1.2 connect-device (duration 00:00:00) [common]
  296 19:38:48.867414  end: 2.2.1 reset-connection (duration 00:00:00) [common]
  297 19:38:48.867562  start: 2.2.2 reset-device (timeout 00:05:00) [common]
  298 19:38:48.867711  start: 2.2.2.1 pdu-reboot (timeout 00:05:00) [common]
  299 19:38:48.868035  Calling: 'pduclient' '--daemon=localhost' '--hostname=hp-11A-G6-EE-grunt-cbg-9' '--port=1' '--command=reboot'
  300 19:38:54.020925  >> Command sent successfully.

  301 19:38:54.031782  Returned 0 in 5 seconds
  302 19:38:54.133035  end: 2.2.2.1 pdu-reboot (duration 00:00:05) [common]
  304 19:38:54.134461  end: 2.2.2 reset-device (duration 00:00:05) [common]
  305 19:38:54.135014  start: 2.2.3 depthcharge-start (timeout 00:04:55) [common]
  306 19:38:54.135465  Setting prompt string to 'Starting depthcharge on grunt...'
  307 19:38:54.135817  Changing prompt to 'Starting depthcharge on grunt...'
  308 19:38:54.136163  depthcharge-start: Wait for prompt Starting depthcharge on grunt... (timeout 00:05:00)
  309 19:38:54.137496  [Enter `^Ec?' for help]

  310 19:38:54.549026  

  311 19:38:54.549603  

  312 19:38:54.555423  coreboot-56f9d1cd49 Thu Sep  5 21:57:06 UTC 2019 bootblock starting...

  313 19:38:54.556042  Family_Model: 00670f00

  314 19:38:54.559424  PMxC0 STATUS: 0x80800 DoReset BIT11 

  315 19:38:54.562642  DW I2C bus 1 at 0xfedc3000 (400 KHz)

  316 19:38:54.565857  VBOOT: Loading verstage.

  317 19:38:54.572278  CBFS: 'Master Header Locator' located CBFS at [df0000:ffffc0)

  318 19:38:54.576389  CBFS: Locating 'fallback/verstage'

  319 19:38:54.579649  CBFS: Found @ offset aa8c0 size d5a4

  320 19:38:54.594376  

  321 19:38:54.594939  

  322 19:38:54.597286  coreboot-56f9d1cd49 Thu Sep  5 21:57:06 UTC 2019 verstage starting...

  323 19:38:54.604756  Probing TPM I2C: done! DID_VID 0x00281ae0

  324 19:38:54.605315  TPM ready after 0 ms

  325 19:38:54.607883  cr50 TPM 2.0 (i2c 1:0x50 id 0x28)

  326 19:38:54.649035  TPM: setup succeeded

  327 19:38:54.666775  src/security/tpm/tss/tcg-2.0/tss.c:177 index 0x1007 return code 0

  328 19:38:54.669868  Chrome EC: UHEPI supported

  329 19:38:54.673454  Phase 1

  330 19:38:54.676549  FMAP: Found "FLASH" version 1.1 at d7f000.

  331 19:38:54.680039  FMAP: base = ff000000 size = 1000000 #areas = 30

  332 19:38:54.683597  FMAP: area GBB found @ d80000 (458752 bytes)

  333 19:38:54.689890  VB2:vb2_check_recovery() Recovery reason from previous boot: 0x0 / 0x0

  334 19:38:54.693903  Phase 2

  335 19:38:54.694485  Phase 3

  336 19:38:54.696897  FMAP: area GBB found @ d80000 (458752 bytes)

  337 19:38:54.702965  VB2:vb2_report_dev_firmware() This is developer signed firmware

  338 19:38:54.706983  FMAP: area VBLOCK_B found @ 23f000 (65536 bytes)

  339 19:38:54.713122  FMAP: area VBLOCK_B found @ 23f000 (65536 bytes)

  340 19:38:54.716418  VB2:vb2_verify_keyblock() Checking key block signature...

  341 19:38:54.744216  FMAP: area VBLOCK_B found @ 23f000 (65536 bytes)

  342 19:38:54.747635  FMAP: area VBLOCK_B found @ 23f000 (65536 bytes)

  343 19:38:54.750842  VB2:vb2_verify_fw_preamble() Verifying preamble.

  344 19:38:54.759827  Phase 4

  345 19:38:54.763392  FMAP: area FW_MAIN_B found @ 24f000 (2154432 bytes)

  346 19:38:54.769670  VB2:vb2api_init_hash() HW crypto for hash_alg 2 not supported, using SW

  347 19:38:54.888514  VB2:vb2_rsa_verify_digest() Digest check failed!

  348 19:38:54.891782  VB2:vb2_fail() Need recovery, reason: 0x1b / 0x7

  349 19:38:54.892261  Saving nvdata

  350 19:38:54.895908  Reboot requested (10020007)

  351 19:38:54.899004  board_reset() called!

  352 19:38:55.036757  

  353 19:38:55.037321  

  354 19:38:55.037694  coreboot-56f9d1cd49 Thu Sep  5 21:57:06 UTC 2019 bootblock starting...

  355 19:38:55.038046  Family_Model: 00670f00

  356 19:38:55.038376  PMxC0 STATUS: 0x80800 DoReset BIT11 

  357 19:38:55.038797  DW I2C bus 1 at 0xfedc3000 (400 KHz)

  358 19:38:55.039142  VBOOT: Loading verstage.

  359 19:38:55.039768  CBFS: 'Master Header Locator' located CBFS at [df0000:ffffc0)

  360 19:38:55.040343  CBFS: Locating 'fallback/verstage'

  361 19:38:55.041420  CBFS: Found @ offset aa8c0 size d5a4

  362 19:38:55.056109  

  363 19:38:55.056769  

  364 19:38:55.059660  coreboot-56f9d1cd49 Thu Sep  5 21:57:06 UTC 2019 verstage starting...

  365 19:38:55.166657  Probing TPM I2C: .done! DID_VID 0x00281ae0

  366 19:38:55.169809  TPM ready after 0 ms

  367 19:38:55.173185  cr50 TPM 2.0 (i2c 1:0x50 id 0x28)

  368 19:38:55.213003  TPM: setup succeeded

  369 19:38:55.230064  src/security/tpm/tss/tcg-2.0/tss.c:177 index 0x1007 return code 0

  370 19:38:55.233422  Chrome EC: UHEPI supported

  371 19:38:55.233515  Phase 1

  372 19:38:55.240779  FMAP: Found "FLASH" version 1.1 at d7f000.

  373 19:38:55.244080  FMAP: base = ff000000 size = 1000000 #areas = 30

  374 19:38:55.247209  FMAP: area GBB found @ d80000 (458752 bytes)

  375 19:38:55.253706  VB2:vb2_check_recovery() Recovery reason from previous boot: 0x1b / 0x7

  376 19:38:55.260887  VB2:vb2_check_recovery() We have a recovery request: 0x1b / 0x0

  377 19:38:55.263554  Recovery requested (1009000e)

  378 19:38:55.263659  Saving nvdata

  379 19:38:55.277536  tlcl_extend: response is 0

  380 19:38:55.291232  tlcl_extend: response is 0

  381 19:38:55.298024  CBFS: 'Master Header Locator' located CBFS at [df0000:ffffc0)

  382 19:38:55.301518  CBFS: Locating 'fallback/romstage'

  383 19:38:55.304254  CBFS: Found @ offset 80 size d2e4

  384 19:38:55.304382  

  385 19:38:55.304470  

  386 19:38:55.311203  coreboot-56f9d1cd49 Thu Sep  5 21:57:06 UTC 2019 romstage starting...

  387 19:38:55.317621  CBFS: 'Master Header Locator' located CBFS at [df0000:ffffc0)

  388 19:38:55.317748  CBFS: Locating 'smu_fw'

  389 19:38:55.321197  CBFS: Found @ offset 7bc00 size 12262

  390 19:38:55.348609  PSP: Load blob type 19 from @ffe6bc38... OK

  391 19:38:55.351755  Google Chrome set keyboard backlight: 4 status (0)

  392 19:38:55.351855  POST: 0x37

  393 19:38:55.354925  agesawrapper_amdinitreset() entry

  394 19:38:55.361600  CBFS: 'Master Header Locator' located CBFS at [df0000:ffffc0)

  395 19:38:55.364768  CBFS: Locating 'AGESA_PRE_MEM'

  396 19:38:55.368168  CBFS: Found @ offset df80 size 53bcc

  397 19:38:55.376947  agesawrapper_amdinitreset() returned AGESA_SUCCESS

  398 19:38:55.377059  POST: 0x38

  399 19:38:55.380208  agesawrapper_amdinitearly() entry

  400 19:38:55.395579  Warning - AGESA callout: platform_PcieSlotResetControl not supported

  401 19:38:55.402161  Warning - AGESA callout: platform_PcieSlotResetControl not supported

  402 19:38:55.423915  agesawrapper_amdinitearly() returned AGESA_SUCCESS

  403 19:38:55.424081  POST: 0x40

  404 19:38:55.427591  agesawrapper_amdinitpost() entry

  405 19:38:55.430670  DRAM clear on reset: Keep

  406 19:38:55.434570  variant_mainboard_read_spd SPD index 9

  407 19:38:55.440998  CBFS: 'Master Header Locator' located CBFS at [df0000:ffffc0)

  408 19:38:55.441166  CBFS: Locating 'spd.bin'

  409 19:38:55.444125  CBFS: Found @ offset 79bc0 size 2000

  410 19:38:55.706122  AGESA set: umamode UMA_SPECIFIED

  411 19:38:55.712835           : syslimit 0x12effffff, bottomio 0x00d00000

  412 19:38:55.716154           : uma size 16MB, uma start 0xcf000000

  413 19:38:55.722908  agesawrapper_amdinitpost() returned AGESA_SUCCESS

  414 19:38:55.723010  POST: 0x41

  415 19:38:55.725787  Boot Count incremented to 110673

  416 19:38:55.725872  POST: 0x42

  417 19:38:55.733133  PSP: Notify that DRAM is available... OK

  418 19:38:55.733229  POST: 0x43

  419 19:38:55.733297  CBMEM:

  420 19:38:55.737298  IMD: root @ cdfff000 254 entries.

  421 19:38:55.739632  IMD: root @ cdffec00 62 entries.

  422 19:38:55.742957  External stage cache:

  423 19:38:55.746389  IMD: root @ cefff000 254 entries.

  424 19:38:55.749376  IMD: root @ ceffec00 62 entries.

  425 19:38:55.752947  creating vboot_handoff structure

  426 19:38:55.756251  Chrome EC: UHEPI supported

  427 19:38:55.759322  Chrome EC: clear events_b mask to 0x0000000021004000

  428 19:38:55.763171  POST: 0x44

  429 19:38:55.766540  MTRR Range: Start=cd000000 End=ce000000 (Size 1000000)

  430 19:38:55.773103  MTRR Range: Start=ff000000 End=0 (Size 1000000)

  431 19:38:55.776335  MTRR Range: Start=ce800000 End=cf000000 (Size 800000)

  432 19:38:55.776442  POST: 0x45

  433 19:38:55.782819  CBFS: 'Master Header Locator' located CBFS at [df0000:ffffc0)

  434 19:38:55.786788  CBFS: Locating 'fallback/postcar'

  435 19:38:55.789649  CBFS: Found @ offset a2a80 size 41f4

  436 19:38:55.796073  Decompressing stage fallback/postcar @ 0xcdfa1fc0 (33488 bytes)

  437 19:38:55.807180  Loading module at cdfa2000 with entry cdfa2000. filesize: 0x3fd0 memsize: 0x8290

  438 19:38:55.810495  Processing 114 relocs. Offset value of 0xcbfa2000

  439 19:38:55.814593  

  440 19:38:55.814709  

  441 19:38:55.817721  coreboot-56f9d1cd49 Thu Sep  5 21:57:06 UTC 2019 postcar starting...

  442 19:38:55.824720  CBFS: 'Master Header Locator' located CBFS at [df0000:ffffc0)

  443 19:38:55.827738  CBFS: Locating 'fallback/ramstage'

  444 19:38:55.830903  CBFS: Found @ offset 61bc0 size 17f95

  445 19:38:55.837425  Decompressing stage fallback/ramstage @ 0xcde9efc0 (1055256 bytes)

  446 19:38:55.874816  Loading module at cde9f000 with entry cde9f000. filesize: 0x37198 memsize: 0x1019d8

  447 19:38:55.877876  Processing 3480 relocs. Offset value of 0xcdd9f000

  448 19:38:55.877994  

  449 19:38:55.878061  

  450 19:38:55.884259  coreboot-56f9d1cd49 Thu Sep  5 21:57:06 UTC 2019 ramstage starting...

  451 19:38:55.884396  POST: 0x39

  452 19:38:55.891186  FMAP: Found "FLASH" version 1.1 at d7f000.

  453 19:38:55.894445  FMAP: base = ff000000 size = 1000000 #areas = 30

  454 19:38:55.897509  FMAP: area RO_VPD found @ c00000 (16384 bytes)

  455 19:38:55.900661  WARNING: RO_VPD is uninitialized or empty.

  456 19:38:55.907832  FMAP: area RW_VPD found @ 465000 (8192 bytes)

  457 19:38:55.911185  FMAP: area RW_VPD found @ 465000 (8192 bytes)

  458 19:38:55.943507  POST: 0x80

  459 19:38:55.943654  Normal boot.

  460 19:38:55.943727  POST: 0x46

  461 19:38:55.950413  CBFS: 'Master Header Locator' located CBFS at [df0000:ffffc0)

  462 19:38:55.954029  CBFS: Locating 'smu_fw2'

  463 19:38:55.957187  CBFS: Found @ offset 8dec0 size 4cf2

  464 19:38:55.968328  PSP: Load blob type 1a from @ffe7def8... OK

  465 19:38:55.968462  POST: 0x47

  466 19:38:55.971484  agesawrapper_amdinitenv() entry

  467 19:38:55.974679  CBFS: 'Master Header Locator' located CBFS at [df0000:ffffc0)

  468 19:38:55.978340  CBFS: Locating 'AGESA_POST_MEM'

  469 19:38:55.981546  CBFS: Found @ offset b7f00 size 135b2

  470 19:38:55.988512  Decompressing stage AGESA_POST_MEM @ 0xcde6cfc0 (198492 bytes)

  471 19:38:56.021007  Loading module at cde6d000 with entry cde6d000. filesize: 0x2f340 memsize: 0x2f480

  472 19:38:56.023957  Processing 1271 relocs. Offset value of 0xce06d000

  473 19:38:56.027004  AGESA: Saving stage to cache

  474 19:38:56.029900  Fch OEM config in INIT ENV Done

  475 19:38:56.069863  agesawrapper_amdinitenv() returned AGESA_SUCCESS

  476 19:38:56.070546  POST: 0x70

  477 19:38:56.076279  BS: BS_PRE_DEVICE times (us): entry 124109 run 1061 exit 1

  478 19:38:56.076756  POST: 0x71

  479 19:38:56.077101  Board ID: 6

  480 19:38:56.079645  mainboard: EC init

  481 19:38:56.082868  Chrome EC: Set SMI mask to 0x0000000000000000

  482 19:38:56.086545  Chrome EC: UHEPI supported

  483 19:38:56.093009  Chrome EC: Set S5 LAZY WAKE mask to 0x0000000000000006

  484 19:38:56.096439  Chrome EC: Set S3 LAZY WAKE mask to 0x0000000010001006

  485 19:38:56.099722  Chrome EC: Set WAKE mask to 0x0000000000000000

  486 19:38:56.102982  DW I2C bus 0 at 0xfedc2000 (400 KHz)

  487 19:38:56.106182  DW I2C bus 2 at 0xfedc4000 (400 KHz)

  488 19:38:56.109309  DW I2C bus 3 at 0xfedc5000 (400 KHz)

  489 19:38:56.116478  FMAP: area RW_ELOG found @ 45d000 (16384 bytes)

  490 19:38:56.117163  Manufacturer: ef

  491 19:38:56.123062  SF: Detected W25Q128FW with sector size 0x1000, total 0x1000000

  492 19:38:56.126190  ELOG: NV offset 0x45d000 size 0x4000

  493 19:38:56.135632  ELOG: area is 4096 bytes, full threshold 3842, shrink size 1024

  494 19:38:56.142304  ELOG: Event(17) added with size 13 at 2024-01-05 19:36:19 UTC

  495 19:38:56.145121  POST: Unexpected post code in previous boot: 0x90

  496 19:38:56.152146  ELOG: Event(A3) added with size 11 at 2024-01-05 19:36:19 UTC

  497 19:38:56.158271  ELOG: Event(9F) added with size 14 at 2024-01-05 19:36:19 UTC

  498 19:38:56.158414  PM1_STS: PWRBTN BMSTATUS 

  499 19:38:56.164628  setup_bsp_ramtop, TOP MEM: msr.lo = 0xd0000000, msr.hi = 0x00000000

  500 19:38:56.171354  setup_bsp_ramtop, TOP MEM2: msr.lo = 0x2f000000, msr.hi = 0x00000001

  501 19:38:56.178233  BS: BS_DEV_INIT_CHIPS times (us): entry 0 run 96167 exit 0

  502 19:38:56.178760  POST: 0x72

  503 19:38:56.179187  Enumerating buses...

  504 19:38:56.185356  Show all devs... Before device enumeration.

  505 19:38:56.185816  Root Device: enabled 1

  506 19:38:56.188408  CPU_CLUSTER: 0: enabled 1

  507 19:38:56.191571  DOMAIN: 0000: enabled 1

  508 19:38:56.192137  MMIO: fedc2000: enabled 1

  509 19:38:56.194985  MMIO: fedc3000: enabled 1

  510 19:38:56.198167  MMIO: fedc4000: enabled 1

  511 19:38:56.198623  MMIO: fedc5000: enabled 1

  512 19:38:56.201696  APIC: 10: enabled 1

  513 19:38:56.204935  PCI: 00:00.0: enabled 1

  514 19:38:56.205459  PCI: 00:00.2: enabled 0

  515 19:38:56.208667  PCI: 00:01.0: enabled 1

  516 19:38:56.211903  PCI: 00:01.1: enabled 1

  517 19:38:56.212534  PCI: 00:02.0: enabled 1

  518 19:38:56.214854  PCI: 00:02.1: enabled 1

  519 19:38:56.218128  PCI: 00:02.2: enabled 1

  520 19:38:56.218703  PCI: 00:02.3: enabled 1

  521 19:38:56.221621  PCI: 00:02.4: enabled 1

  522 19:38:56.224720  PCI: 00:02.5: enabled 1

  523 19:38:56.225257  PCI: 00:08.0: enabled 1

  524 19:38:56.227914  PCI: 00:09.0: enabled 1

  525 19:38:56.231131  PCI: 00:09.2: enabled 1

  526 19:38:56.231662  PCI: 00:10.0: enabled 1

  527 19:38:56.234424  PCI: 00:11.0: enabled 0

  528 19:38:56.234945  PCI: 00:12.0: enabled 1

  529 19:38:56.238300  PCI: 00:14.0: enabled 1

  530 19:38:56.241475  PCI: 00:14.3: enabled 1

  531 19:38:56.242153  PCI: 00:14.7: enabled 1

  532 19:38:56.244787  PCI: 00:18.0: enabled 1

  533 19:38:56.248137  PCI: 00:18.1: enabled 1

  534 19:38:56.248766  PCI: 00:18.2: enabled 1

  535 19:38:56.251227  PCI: 00:18.3: enabled 1

  536 19:38:56.254951  PCI: 00:18.4: enabled 1

  537 19:38:56.255651  PCI: 00:18.5: enabled 1

  538 19:38:56.258102  GENERIC: 0.0: enabled 1

  539 19:38:56.261578  I2C: 00:1a: enabled 1

  540 19:38:56.262005  GENERIC: 0.1: enabled 1

  541 19:38:56.264720  I2C: 00:50: enabled 1

  542 19:38:56.267863  I2C: 00:15: enabled 1

  543 19:38:56.268333  I2C: 00:39: enabled 1

  544 19:38:56.270941  I2C: 00:10: enabled 1

  545 19:38:56.271605  PCI: 00:00.0: enabled 1

  546 19:38:56.274623  PNP: 0c09.0: enabled 1

  547 19:38:56.277437  Compare with tree...

  548 19:38:56.277972  Root Device: enabled 1

  549 19:38:56.281312   CPU_CLUSTER: 0: enabled 1

  550 19:38:56.284140    APIC: 10: enabled 1

  551 19:38:56.284714   DOMAIN: 0000: enabled 1

  552 19:38:56.287687    PCI: 00:00.0: enabled 1

  553 19:38:56.291177    PCI: 00:00.2: enabled 0

  554 19:38:56.291705    PCI: 00:01.0: enabled 1

  555 19:38:56.294943    PCI: 00:01.1: enabled 1

  556 19:38:56.297946    PCI: 00:02.0: enabled 1

  557 19:38:56.298408    PCI: 00:02.1: enabled 1

  558 19:38:56.301533    PCI: 00:02.2: enabled 1

  559 19:38:56.305123    PCI: 00:02.3: enabled 1

  560 19:38:56.307906    PCI: 00:02.4: enabled 1

  561 19:38:56.308260     PCI: 00:00.0: enabled 1

  562 19:38:56.310929    PCI: 00:02.5: enabled 1

  563 19:38:56.314446    PCI: 00:08.0: enabled 1

  564 19:38:56.314729    PCI: 00:09.0: enabled 1

  565 19:38:56.317608    PCI: 00:09.2: enabled 1

  566 19:38:56.320850    PCI: 00:10.0: enabled 1

  567 19:38:56.324093    PCI: 00:11.0: enabled 0

  568 19:38:56.324308    PCI: 00:12.0: enabled 1

  569 19:38:56.327348    PCI: 00:14.0: enabled 1

  570 19:38:56.330929    PCI: 00:14.3: enabled 1

  571 19:38:56.331109     PNP: 0c09.0: enabled 1

  572 19:38:56.334242    PCI: 00:14.7: enabled 1

  573 19:38:56.337498    PCI: 00:18.0: enabled 1

  574 19:38:56.340715    PCI: 00:18.1: enabled 1

  575 19:38:56.340865    PCI: 00:18.2: enabled 1

  576 19:38:56.344055    PCI: 00:18.3: enabled 1

  577 19:38:56.347556    PCI: 00:18.4: enabled 1

  578 19:38:56.347982    PCI: 00:18.5: enabled 1

  579 19:38:56.350783   MMIO: fedc2000: enabled 1

  580 19:38:56.353969    GENERIC: 0.0: enabled 1

  581 19:38:56.357507    I2C: 00:1a: enabled 1

  582 19:38:56.357785    GENERIC: 0.1: enabled 1

  583 19:38:56.360783   MMIO: fedc3000: enabled 1

  584 19:38:56.363882    I2C: 00:50: enabled 1

  585 19:38:56.364083   MMIO: fedc4000: enabled 1

  586 19:38:56.367141    I2C: 00:15: enabled 1

  587 19:38:56.370394   MMIO: fedc5000: enabled 1

  588 19:38:56.370665    I2C: 00:39: enabled 1

  589 19:38:56.374270    I2C: 00:10: enabled 1

  590 19:38:56.377410  Mainboard Grunt Enable.

  591 19:38:56.377595  Root Device scanning...

  592 19:38:56.380298  root_dev_scan_bus for Root Device

  593 19:38:56.384092  CPU_CLUSTER: 0 enabled

  594 19:38:56.387279  DOMAIN: 0000 enabled

  595 19:38:56.387593  MMIO: fedc2000 enabled

  596 19:38:56.390514  MMIO: fedc3000 enabled

  597 19:38:56.390688  MMIO: fedc4000 enabled

  598 19:38:56.393875  MMIO: fedc5000 enabled

  599 19:38:56.396791  DOMAIN: 0000 scanning...

  600 19:38:56.400083  PCI: pci_scan_bus for bus 00

  601 19:38:56.400255  POST: 0x24

  602 19:38:56.400390  sb_enable

  603 19:38:56.404215  PCI: 00:00.0 [1022/1576] enabled

  604 19:38:56.404826  sb_enable

  605 19:38:56.407521  sb_enable

  606 19:38:56.410725  PCI: 00:01.0 [1002/98e4] enabled

  607 19:38:56.411134  sb_enable

  608 19:38:56.414038  PCI: 00:01.1 [1002/15b3] enabled

  609 19:38:56.414747  sb_enable

  610 19:38:56.416931  PCI: 00:02.0 [1022/157b] enabled

  611 19:38:56.417548  sb_enable

  612 19:38:56.423885  PCI: Static device PCI: 00:02.1 not found, disabling it.

  613 19:38:56.424481  sb_enable

  614 19:38:56.427212  Capability: type 0x01 @ 0x50

  615 19:38:56.430196  Capability: type 0x10 @ 0x58

  616 19:38:56.430865  Capability: type 0x05 @ 0xa0

  617 19:38:56.433928  Capability: type 0x0d @ 0xc0

  618 19:38:56.438381  Capability: type 0x08 @ 0xc8

  619 19:38:56.440395  Capability: type 0x01 @ 0x50

  620 19:38:56.443433  Capability: type 0x10 @ 0x58

  621 19:38:56.447056  PCI: 00:02.2 subordinate bus PCI Express

  622 19:38:56.450181  PCI: 00:02.2 [1022/157c] enabled

  623 19:38:56.450610  sb_enable

  624 19:38:56.453763  PCI: Static device PCI: 00:02.3 not found, disabling it.

  625 19:38:56.456725  sb_enable

  626 19:38:56.457173  Capability: type 0x01 @ 0x50

  627 19:38:56.459899  Capability: type 0x10 @ 0x58

  628 19:38:56.463432  Capability: type 0x05 @ 0xa0

  629 19:38:56.466764  Capability: type 0x0d @ 0xc0

  630 19:38:56.470100  Capability: type 0x08 @ 0xc8

  631 19:38:56.470573  Capability: type 0x01 @ 0x50

  632 19:38:56.473597  Capability: type 0x10 @ 0x58

  633 19:38:56.476755  PCI: 00:02.4 subordinate bus PCI Express

  634 19:38:56.480027  PCI: 00:02.4 [1022/157c] enabled

  635 19:38:56.480739  sb_enable

  636 19:38:56.486555  PCI: Static device PCI: 00:02.5 not found, disabling it.

  637 19:38:56.490392  PCI: 00:03.0 [1022/157b] enabled

  638 19:38:56.491080  sb_enable

  639 19:38:56.493537  PCI: 00:08.0 [1022/1578] enabled

  640 19:38:56.494191  sb_enable

  641 19:38:56.496907  PCI: 00:09.0 [1022/157d] enabled

  642 19:38:56.497437  sb_enable

  643 19:38:56.503314  PCI: Static device PCI: 00:09.2 not found, disabling it.

  644 19:38:56.503678  sb_enable

  645 19:38:56.507230  PCI: 00:10.0 [1022/0000] bus ops

  646 19:38:56.510291  PCI: 00:10.0 [1022/7914] enabled

  647 19:38:56.510586  sb_enable

  648 19:38:56.513594  sb_enable

  649 19:38:56.516909  PCI: 00:12.0 [1022/0000] bus ops

  650 19:38:56.517110  PCI: 00:12.0 [1022/7908] enabled

  651 19:38:56.519940  sb_enable

  652 19:38:56.523263  PCI: 00:14.0 [1022/790b] bus ops

  653 19:38:56.523383  PCI: 00:14.0 [1022/790b] enabled

  654 19:38:56.526508  sb_enable

  655 19:38:56.529763  PCI: 00:14.3 [1022/0000] bus ops

  656 19:38:56.533609  PCI: 00:14.3 [1022/790e] enabled

  657 19:38:56.533714  sb_enable

  658 19:38:56.536932  PCI: 00:14.7 [1022/7906] enabled

  659 19:38:56.537049  sb_enable

  660 19:38:56.540244  PCI: 00:18.0 [1022/15b0] ops

  661 19:38:56.543490  PCI: 00:18.0 [1022/15b0] enabled

  662 19:38:56.543615  sb_enable

  663 19:38:56.546372  PCI: 00:18.1 [1022/15b1] enabled

  664 19:38:56.546528  sb_enable

  665 19:38:56.550064  PCI: 00:18.2 [1022/15b2] enabled

  666 19:38:56.550199  sb_enable

  667 19:38:56.553483  PCI: 00:18.3 [1022/15b3] enabled

  668 19:38:56.556512  sb_enable

  669 19:38:56.556626  PCI: 00:18.4 [1022/15b4] enabled

  670 19:38:56.559743  sb_enable

  671 19:38:56.563076  PCI: 00:18.5 [1022/15b5] enabled

  672 19:38:56.563190  POST: 0x25

  673 19:38:56.566334  PCI: 00:02.2 scanning...

  674 19:38:56.569746  do_pci_scan_bridge for PCI: 00:02.2

  675 19:38:56.569860  PCI: pci_scan_bus for bus 01

  676 19:38:56.573170  POST: 0x24

  677 19:38:56.576476  PCI: 01:00.0 [168c/003e] enabled

  678 19:38:56.576594  POST: 0x25

  679 19:38:56.576688  POST: 0x55

  680 19:38:56.580162  Capability: type 0x01 @ 0x40

  681 19:38:56.583072  Capability: type 0x05 @ 0x50

  682 19:38:56.586824  Capability: type 0x10 @ 0x70

  683 19:38:56.586915  Capability: type 0x01 @ 0x50

  684 19:38:56.589834  Capability: type 0x10 @ 0x58

  685 19:38:56.593652  Enabling Common Clock Configuration

  686 19:38:56.596590  ASPM: Enabled L0s and L1

  687 19:38:56.599871  Capability: type 0x01 @ 0x40

  688 19:38:56.599986  Capability: type 0x05 @ 0x50

  689 19:38:56.602863  Capability: type 0x10 @ 0x70

  690 19:38:56.609426  scan_bus: scanning of bus PCI: 00:02.2 took 40768 usecs

  691 19:38:56.609628  PCI: 00:02.4 scanning...

  692 19:38:56.612676  do_pci_scan_bridge for PCI: 00:02.4

  693 19:38:56.616051  PCI: pci_scan_bus for bus 02

  694 19:38:56.616186  POST: 0x24

  695 19:38:56.619487  PCI: 02:00.0 [1217/0000] ops

  696 19:38:56.623391  PCI: 02:00.0 [1217/8620] enabled

  697 19:38:56.623518  POST: 0x25

  698 19:38:56.626572  POST: 0x55

  699 19:38:56.629998  Capability: type 0x01 @ 0x6c

  700 19:38:56.630098  Capability: type 0x05 @ 0x48

  701 19:38:56.633301  Capability: type 0x10 @ 0x80

  702 19:38:56.636414  Capability: type 0x01 @ 0x50

  703 19:38:56.639774  Capability: type 0x10 @ 0x58

  704 19:38:56.639863  ASPM: Enabled L0s and L1

  705 19:38:56.643144  Capability: type 0x01 @ 0x6c

  706 19:38:56.646420  Capability: type 0x05 @ 0x48

  707 19:38:56.649712  Capability: type 0x10 @ 0x80

  708 19:38:56.652879  scan_bus: scanning of bus PCI: 00:02.4 took 40317 usecs

  709 19:38:56.656185  PCI: 00:10.0 scanning...

  710 19:38:56.659440  scan_usb_bus for PCI: 00:10.0

  711 19:38:56.662484  scan_usb_bus for PCI: 00:10.0 done

  712 19:38:56.665928  scan_bus: scanning of bus PCI: 00:10.0 took 8110 usecs

  713 19:38:56.669246  PCI: 00:12.0 scanning...

  714 19:38:56.672571  scan_usb_bus for PCI: 00:12.0

  715 19:38:56.676665  scan_usb_bus for PCI: 00:12.0 done

  716 19:38:56.679788  scan_bus: scanning of bus PCI: 00:12.0 took 8110 usecs

  717 19:38:56.683076  PCI: 00:14.0 scanning...

  718 19:38:56.686135  scan_generic_bus for PCI: 00:14.0

  719 19:38:56.689184  scan_generic_bus for PCI: 00:14.0 done

  720 19:38:56.693099  scan_bus: scanning of bus PCI: 00:14.0 took 8808 usecs

  721 19:38:56.695828  PCI: 00:14.3 scanning...

  722 19:38:56.699268  scan_lpc_bus for PCI: 00:14.3

  723 19:38:56.699380  PNP: 0c09.0 enabled

  724 19:38:56.702597  scan_lpc_bus for PCI: 00:14.3 done

  725 19:38:56.709351  scan_bus: scanning of bus PCI: 00:14.3 took 9947 usecs

  726 19:38:56.709505  POST: 0x55

  727 19:38:56.716278  scan_bus: scanning of bus DOMAIN: 0000 took 315112 usecs

  728 19:38:56.716425  MMIO: fedc2000 scanning...

  729 19:38:56.719514  scan_generic_bus for MMIO: fedc2000

  730 19:38:56.723268  bus: MMIO: fedc2000[0]->GENERIC: 0.0 enabled

  731 19:38:56.729083  bus: MMIO: fedc2000[0]->I2C: 01:1a enabled

  732 19:38:56.732473  bus: MMIO: fedc2000[0]->GENERIC: 0.1 enabled

  733 19:38:56.736139  scan_generic_bus for MMIO: fedc2000 done

  734 19:38:56.739199  scan_bus: scanning of bus MMIO: fedc2000 took 21201 usecs

  735 19:38:56.742548  MMIO: fedc3000 scanning...

  736 19:38:56.745895  scan_generic_bus for MMIO: fedc3000

  737 19:38:56.749043  bus: MMIO: fedc3000[0]->I2C: 02:50 enabled

  738 19:38:56.752278  scan_generic_bus for MMIO: fedc3000 done

  739 19:38:56.759461  scan_bus: scanning of bus MMIO: fedc3000 took 13154 usecs

  740 19:38:56.762693  MMIO: fedc4000 scanning...

  741 19:38:56.765971  scan_generic_bus for MMIO: fedc4000

  742 19:38:56.769259  bus: MMIO: fedc4000[0]->I2C: 03:15 enabled

  743 19:38:56.772578  scan_generic_bus for MMIO: fedc4000 done

  744 19:38:56.779175  scan_bus: scanning of bus MMIO: fedc4000 took 13151 usecs

  745 19:38:56.779329  MMIO: fedc5000 scanning...

  746 19:38:56.782198  scan_generic_bus for MMIO: fedc5000

  747 19:38:56.785691  bus: MMIO: fedc5000[0]->I2C: 04:39 enabled

  748 19:38:56.792085  bus: MMIO: fedc5000[0]->I2C: 04:10 enabled

  749 19:38:56.795822  scan_generic_bus for MMIO: fedc5000 done

  750 19:38:56.799154  scan_bus: scanning of bus MMIO: fedc5000 took 16984 usecs

  751 19:38:56.802423  root_dev_scan_bus for Root Device done

  752 19:38:56.809151  scan_bus: scanning of bus Root Device took 426231 usecs

  753 19:38:56.809318  done

  754 19:38:56.815752  BS: BS_DEV_ENUMERATE times (us): entry 0 run 631191 exit 0

  755 19:38:56.815904  POST: 0x73

  756 19:38:56.819133  found VGA at PCI: 00:01.0

  757 19:38:56.819271  Setting up VGA for PCI: 00:01.0

  758 19:38:56.825229  Setting PCI_BRIDGE_CTL_VGA for bridge DOMAIN: 0000

  759 19:38:56.829266  Setting PCI_BRIDGE_CTL_VGA for bridge Root Device

  760 19:38:56.832383  Allocating resources...

  761 19:38:56.832526  Reading resources...

  762 19:38:56.835241  Root Device read_resources bus 0 link: 0

  763 19:38:56.842163  CPU_CLUSTER: 0 read_resources bus 0 link: 0

  764 19:38:56.845440  CPU_CLUSTER: 0 read_resources bus 0 link: 0 done

  765 19:38:56.849117  DOMAIN: 0000 read_resources bus 0 link: 0

  766 19:38:56.852204  PCI: 00:02.2 read_resources bus 1 link: 0

  767 19:38:56.858956  PCI: 00:02.2 read_resources bus 1 link: 0 done

  768 19:38:56.862689  PCI: 00:02.4 read_resources bus 2 link: 0

  769 19:38:56.865219  PCI: 00:02.4 read_resources bus 2 link: 0 done

  770 19:38:56.868796  PCI: 00:14.3 read_resources bus 0 link: 0

  771 19:38:56.875364  PCI: 00:14.3 read_resources bus 0 link: 0 done

  772 19:38:56.878894  Adding PCIe enhanced config space BAR 0xf8000000-0xfc000000.

  773 19:38:56.882156  DOMAIN: 0000 read_resources bus 0 link: 0 done

  774 19:38:56.888803  MMIO: fedc2000 read_resources bus 1 link: 0

  775 19:38:56.891952  MMIO: fedc2000 read_resources bus 1 link: 0 done

  776 19:38:56.895214  MMIO: fedc3000 read_resources bus 2 link: 0

  777 19:38:56.902157  MMIO: fedc3000 read_resources bus 2 link: 0 done

  778 19:38:56.905268  MMIO: fedc4000 read_resources bus 3 link: 0

  779 19:38:56.908566  MMIO: fedc4000 read_resources bus 3 link: 0 done

  780 19:38:56.911976  MMIO: fedc5000 read_resources bus 4 link: 0

  781 19:38:56.918480  MMIO: fedc5000 read_resources bus 4 link: 0 done

  782 19:38:56.922434  Root Device read_resources bus 0 link: 0 done

  783 19:38:56.922571  Done reading resources.

  784 19:38:56.928528  Show resources in subtree (Root Device)...After reading.

  785 19:38:56.931733   Root Device child on link 0 CPU_CLUSTER: 0

  786 19:38:56.935533    CPU_CLUSTER: 0 child on link 0 APIC: 10

  787 19:38:56.938843     APIC: 10

  788 19:38:56.941961    DOMAIN: 0000 child on link 0 PCI: 00:00.0

  789 19:38:56.948365    DOMAIN: 0000 resource base 0 size 0 align 0 gran 0 limit ffff flags 40040100 index 10000000

  790 19:38:56.958533    DOMAIN: 0000 resource base 0 size 0 align 0 gran 0 limit ffffffff flags 40040200 index 10000100

  791 19:38:56.958655     PCI: 00:00.0

  792 19:38:56.961758     PCI: 00:00.2

  793 19:38:56.961846     PCI: 00:01.0

  794 19:38:56.972189     PCI: 00:01.0 resource base 0 size 4000000 align 26 gran 26 limit ffffffffffffffff flags 1201 index 10

  795 19:38:56.982180     PCI: 00:01.0 resource base 0 size 800000 align 23 gran 23 limit ffffffffffffffff flags 1201 index 18

  796 19:38:56.988817     PCI: 00:01.0 resource base 0 size 100 align 8 gran 8 limit ffff flags 100 index 20

  797 19:38:56.995398     PCI: 00:01.0 resource base 0 size 40000 align 18 gran 18 limit ffffffff flags 200 index 24

  798 19:38:57.005258     PCI: 00:01.0 resource base 0 size 20000 align 17 gran 17 limit ffffffff flags 2200 index 30

  799 19:38:57.005381     PCI: 00:01.1

  800 19:38:57.015472     PCI: 00:01.1 resource base 0 size 4000 align 14 gran 14 limit ffffffffffffffff flags 201 index 10

  801 19:38:57.018458     PCI: 00:02.0

  802 19:38:57.018558     PCI: 00:02.1

  803 19:38:57.021579     PCI: 00:02.2 child on link 0 PCI: 01:00.0

  804 19:38:57.031451     PCI: 00:02.2 resource base 0 size 0 align 12 gran 12 limit ffffffff flags 80102 index 1c

  805 19:38:57.038001     PCI: 00:02.2 resource base 0 size 0 align 20 gran 20 limit ffffffffffffffff flags 81202 index 24

  806 19:38:57.048311     PCI: 00:02.2 resource base 0 size 0 align 20 gran 20 limit ffffffff flags 80202 index 20

  807 19:38:57.048476      PCI: 01:00.0

  808 19:38:57.058474      PCI: 01:00.0 resource base 0 size 200000 align 21 gran 21 limit ffffffffffffffff flags 201 index 10

  809 19:38:57.058643     PCI: 00:02.3

  810 19:38:57.064958     PCI: 00:02.4 child on link 0 PCI: 02:00.0

  811 19:38:57.071337     PCI: 00:02.4 resource base 0 size 0 align 12 gran 12 limit ffffffff flags 80102 index 1c

  812 19:38:57.081330     PCI: 00:02.4 resource base 0 size 0 align 20 gran 20 limit ffffffffffffffff flags 81202 index 24

  813 19:38:57.087843     PCI: 00:02.4 resource base 0 size 0 align 20 gran 20 limit ffffffff flags 80202 index 20

  814 19:38:57.090994      PCI: 02:00.0

  815 19:38:57.097951      PCI: 02:00.0 resource base 0 size 1000 align 12 gran 12 limit ffffffff flags 200 index 10

  816 19:38:57.107908      PCI: 02:00.0 resource base 0 size 800 align 12 gran 11 limit ffffffff flags 200 index 14

  817 19:38:57.108037     PCI: 00:02.5

  818 19:38:57.108144     PCI: 00:03.0

  819 19:38:57.111195     PCI: 00:08.0

  820 19:38:57.121426     PCI: 00:08.0 resource base 0 size 20000 align 17 gran 17 limit ffffffffffffffff flags 1201 index 10

  821 19:38:57.128113     PCI: 00:08.0 resource base 0 size 100000 align 20 gran 20 limit ffffffff flags 200 index 18

  822 19:38:57.137401     PCI: 00:08.0 resource base 0 size 1000 align 12 gran 12 limit ffffffff flags 200 index 1c

  823 19:38:57.144200     PCI: 00:08.0 resource base 0 size 100000 align 20 gran 20 limit ffffffff flags 200 index 20

  824 19:38:57.154429     PCI: 00:08.0 resource base 0 size 2000 align 13 gran 13 limit ffffffff flags 200 index 24

  825 19:38:57.154569     PCI: 00:09.0

  826 19:38:57.158271     PCI: 00:09.2

  827 19:38:57.158362     PCI: 00:10.0

  828 19:38:57.167785     PCI: 00:10.0 resource base 0 size 2000 align 13 gran 13 limit ffffffffffffffff flags 201 index 10

  829 19:38:57.167912     PCI: 00:11.0

  830 19:38:57.170884     PCI: 00:12.0

  831 19:38:57.177733     PCI: 00:12.0 resource base 0 size 100 align 12 gran 8 limit ffffffff flags 200 index 10

  832 19:38:57.177854     PCI: 00:14.0

  833 19:38:57.183913     PCI: 00:14.3 child on link 0 PNP: 0c09.0

  834 19:38:57.190542     PCI: 00:14.3 resource base 0 size 1000 align 0 gran 0 limit 0 flags c0040100 index 10000000

  835 19:38:57.200865     PCI: 00:14.3 resource base ff000000 size 1000000 align 0 gran 0 limit 0 flags c0040200 index 10000100

  836 19:38:57.207334     PCI: 00:14.3 resource base fec10000 size 400 align 0 gran 0 limit 0 flags e0040200 index 2

  837 19:38:57.217613     PCI: 00:14.3 resource base fec00000 size 1000 align 0 gran 0 limit 0 flags c0000200 index 3

  838 19:38:57.224165     PCI: 00:14.3 resource base fedc2000 size 4000 align 0 gran 0 limit 0 flags c0000200 index 4

  839 19:38:57.227259      PNP: 0c09.0

  840 19:38:57.233978      PNP: 0c09.0 resource base 800 size 1ff align 0 gran 0 limit 0 flags c0000100 index 0

  841 19:38:57.237195     PCI: 00:14.7

  842 19:38:57.244079     PCI: 00:14.7 resource base 0 size 100 align 12 gran 8 limit ffffffffffffffff flags 201 index 10

  843 19:38:57.247346     PCI: 00:18.0

  844 19:38:57.253630     PCI: 00:18.0 resource base f8000000 size 4000000 align 0 gran 0 limit 0 flags f0000200 index c0010058

  845 19:38:57.264198     PCI: 00:18.0 resource base fec20000 size 1000 align 0 gran 0 limit 0 flags c0000200 index fec20000

  846 19:38:57.267229     PCI: 00:18.1

  847 19:38:57.267316     PCI: 00:18.2

  848 19:38:57.267382     PCI: 00:18.3

  849 19:38:57.270466     PCI: 00:18.4

  850 19:38:57.270543     PCI: 00:18.5

  851 19:38:57.277012    MMIO: fedc2000 child on link 0 GENERIC: 0.0

  852 19:38:57.277104     GENERIC: 0.0

  853 19:38:57.277172     I2C: 01:1a

  854 19:38:57.280872     GENERIC: 0.1

  855 19:38:57.283607    MMIO: fedc3000 child on link 0 I2C: 02:50

  856 19:38:57.287327     I2C: 02:50

  857 19:38:57.290448    MMIO: fedc4000 child on link 0 I2C: 03:15

  858 19:38:57.290534     I2C: 03:15

  859 19:38:57.293958    MMIO: fedc5000 child on link 0 I2C: 04:39

  860 19:38:57.297221     I2C: 04:39

  861 19:38:57.297307     I2C: 04:10

  862 19:38:57.303809  DOMAIN: 0000 io: base: 0 size: 0 align: 0 gran: 0 limit: ffff

  863 19:38:57.310081  PCI: 00:02.2 io: base: 0 size: 0 align: 12 gran: 12 limit: ffffffff

  864 19:38:57.313436  PCI: 00:02.2 io: base: 0 size: 0 align: 12 gran: 12 limit: ffffffff done

  865 19:38:57.320415  PCI: 00:02.4 io: base: 0 size: 0 align: 12 gran: 12 limit: ffffffff

  866 19:38:57.326986  PCI: 00:02.4 io: base: 0 size: 0 align: 12 gran: 12 limit: ffffffff done

  867 19:38:57.330272  PCI: 00:01.0 20 *  [0x0 - 0xff] io

  868 19:38:57.336630  DOMAIN: 0000 io: base: 100 size: 100 align: 8 gran: 0 limit: ffff done

  869 19:38:57.343765  DOMAIN: 0000 mem: base: 0 size: 0 align: 0 gran: 0 limit: ffffffff

  870 19:38:57.350235  PCI: 00:02.2 prefmem: base: 0 size: 0 align: 20 gran: 20 limit: ffffffffffffffff

  871 19:38:57.357093  PCI: 00:02.2 prefmem: base: 0 size: 0 align: 20 gran: 20 limit: ffffffffffffffff done

  872 19:38:57.363120  PCI: 00:02.2 mem: base: 0 size: 0 align: 20 gran: 20 limit: ffffffff

  873 19:38:57.366370  PCI: 01:00.0 10 *  [0x0 - 0x1fffff] mem

  874 19:38:57.373573  PCI: 00:02.2 mem: base: 200000 size: 200000 align: 21 gran: 20 limit: ffffffff done

  875 19:38:57.383233  PCI: 00:02.4 prefmem: base: 0 size: 0 align: 20 gran: 20 limit: ffffffffffffffff

  876 19:38:57.389545  PCI: 00:02.4 prefmem: base: 0 size: 0 align: 20 gran: 20 limit: ffffffffffffffff done

  877 19:38:57.396355  PCI: 00:02.4 mem: base: 0 size: 0 align: 20 gran: 20 limit: ffffffff

  878 19:38:57.399598  PCI: 02:00.0 10 *  [0x0 - 0xfff] mem

  879 19:38:57.402943  PCI: 02:00.0 14 *  [0x1000 - 0x17ff] mem

  880 19:38:57.409340  PCI: 00:02.4 mem: base: 1800 size: 100000 align: 20 gran: 20 limit: ffffffff done

  881 19:38:57.413017  PCI: 00:01.0 10 *  [0x0 - 0x3ffffff] prefmem

  882 19:38:57.419214  PCI: 00:01.0 18 *  [0x4000000 - 0x47fffff] prefmem

  883 19:38:57.422735  PCI: 00:02.2 20 *  [0x4800000 - 0x49fffff] mem

  884 19:38:57.425892  PCI: 00:02.4 20 *  [0x4a00000 - 0x4afffff] mem

  885 19:38:57.430368  PCI: 00:08.0 18 *  [0x4b00000 - 0x4bfffff] mem

  886 19:38:57.436031  PCI: 00:08.0 20 *  [0x4c00000 - 0x4cfffff] mem

  887 19:38:57.439430  PCI: 00:01.0 24 *  [0x4d00000 - 0x4d3ffff] mem

  888 19:38:57.442638  PCI: 00:01.0 30 *  [0x4d40000 - 0x4d5ffff] mem

  889 19:38:57.449175  PCI: 00:08.0 10 *  [0x4d60000 - 0x4d7ffff] prefmem

  890 19:38:57.452490  PCI: 00:01.1 10 *  [0x4d80000 - 0x4d83fff] mem

  891 19:38:57.455940  PCI: 00:08.0 24 *  [0x4d84000 - 0x4d85fff] mem

  892 19:38:57.459233  PCI: 00:10.0 10 *  [0x4d86000 - 0x4d87fff] mem

  893 19:38:57.465653  PCI: 00:08.0 1c *  [0x4d88000 - 0x4d88fff] mem

  894 19:38:57.468957  PCI: 00:12.0 10 *  [0x4d89000 - 0x4d890ff] mem

  895 19:38:57.472807  PCI: 00:14.7 10 *  [0x4d8a000 - 0x4d8a0ff] mem

  896 19:38:57.479342  DOMAIN: 0000 mem: base: 4d8a100 size: 4d8a100 align: 26 gran: 0 limit: ffffffff done

  897 19:38:57.482651  avoid_fixed_resources: DOMAIN: 0000

  898 19:38:57.488968  avoid_fixed_resources:@DOMAIN: 0000 10000000 limit 0000ffff

  899 19:38:57.492632  avoid_fixed_resources:@DOMAIN: 0000 10000100 limit ffffffff

  900 19:38:57.502611  constrain_resources: PCI: 00:14.3 10000000 base 00000000 limit 00000fff io (fixed)

  901 19:38:57.509140  constrain_resources: PCI: 00:14.3 10000100 base ff000000 limit ffffffff mem (fixed)

  902 19:38:57.515464  constrain_resources: PCI: 00:14.3 02 base fec10000 limit fec103ff mem (fixed)

  903 19:38:57.522407  constrain_resources: PCI: 00:14.3 03 base fec00000 limit fec00fff mem (fixed)

  904 19:38:57.528802  constrain_resources: PCI: 00:18.0 c0010058 base f8000000 limit fbffffff mem (fixed)

  905 19:38:57.535443  avoid_fixed_resources:@DOMAIN: 0000 10000000 base 00001000 limit 0000ffff

  906 19:38:57.541911  avoid_fixed_resources:@DOMAIN: 0000 10000100 base f0000000 limit f7ffffff

  907 19:38:57.545816  Setting resources...

  908 19:38:57.549093  DOMAIN: 0000 io: base:1000 size:100 align:8 gran:0 limit:ffff

  909 19:38:57.555663  PCI: 00:01.0 20 *  [0x1000 - 0x10ff] io

  910 19:38:57.559028  DOMAIN: 0000 io: next_base: 1100 size: 100 align: 8 gran: 0 done

  911 19:38:57.565463  PCI: 00:02.2 io: base:ffff size:0 align:12 gran:12 limit:ffff

  912 19:38:57.571812  PCI: 00:02.2 io: next_base: ffff size: 0 align: 12 gran: 12 done

  913 19:38:57.575487  PCI: 00:02.4 io: base:ffff size:0 align:12 gran:12 limit:ffff

  914 19:38:57.582093  PCI: 00:02.4 io: next_base: ffff size: 0 align: 12 gran: 12 done

  915 19:38:57.588305  DOMAIN: 0000 mem: base:f0000000 size:4d8a100 align:26 gran:0 limit:f7ffffff

  916 19:38:57.592123  PCI: 00:01.0 10 *  [0xf0000000 - 0xf3ffffff] prefmem

  917 19:38:57.598618  PCI: 00:01.0 18 *  [0xf4000000 - 0xf47fffff] prefmem

  918 19:38:57.602023  PCI: 00:02.2 20 *  [0xf4800000 - 0xf49fffff] mem

  919 19:38:57.608146  PCI: 00:02.4 20 *  [0xf4a00000 - 0xf4afffff] mem

  920 19:38:57.611701  PCI: 00:08.0 18 *  [0xf4b00000 - 0xf4bfffff] mem

  921 19:38:57.615262  PCI: 00:08.0 20 *  [0xf4c00000 - 0xf4cfffff] mem

  922 19:38:57.618199  PCI: 00:01.0 24 *  [0xf4d00000 - 0xf4d3ffff] mem

  923 19:38:57.625448  PCI: 00:01.0 30 *  [0xf4d40000 - 0xf4d5ffff] mem

  924 19:38:57.628450  PCI: 00:08.0 10 *  [0xf4d60000 - 0xf4d7ffff] prefmem

  925 19:38:57.631850  PCI: 00:01.1 10 *  [0xf4d80000 - 0xf4d83fff] mem

  926 19:38:57.638397  PCI: 00:08.0 24 *  [0xf4d84000 - 0xf4d85fff] mem

  927 19:38:57.641545  PCI: 00:10.0 10 *  [0xf4d86000 - 0xf4d87fff] mem

  928 19:38:57.644849  PCI: 00:08.0 1c *  [0xf4d88000 - 0xf4d88fff] mem

  929 19:38:57.651458  PCI: 00:12.0 10 *  [0xf4d89000 - 0xf4d890ff] mem

  930 19:38:57.654739  PCI: 00:14.7 10 *  [0xf4d8a000 - 0xf4d8a0ff] mem

  931 19:38:57.661793  DOMAIN: 0000 mem: next_base: f4d8a100 size: 4d8a100 align: 26 gran: 0 done

  932 19:38:57.668302  PCI: 00:02.2 prefmem: base:f7ffffff size:0 align:20 gran:20 limit:f7ffffff

  933 19:38:57.674681  PCI: 00:02.2 prefmem: next_base: f7ffffff size: 0 align: 20 gran: 20 done

  934 19:38:57.681358  PCI: 00:02.2 mem: base:f4800000 size:200000 align:21 gran:20 limit:f49fffff

  935 19:38:57.684604  PCI: 01:00.0 10 *  [0xf4800000 - 0xf49fffff] mem

  936 19:38:57.691337  PCI: 00:02.2 mem: next_base: f4a00000 size: 200000 align: 21 gran: 20 done

  937 19:38:57.698196  PCI: 00:02.4 prefmem: base:f7ffffff size:0 align:20 gran:20 limit:f7ffffff

  938 19:38:57.704679  PCI: 00:02.4 prefmem: next_base: f7ffffff size: 0 align: 20 gran: 20 done

  939 19:38:57.711238  PCI: 00:02.4 mem: base:f4a00000 size:100000 align:20 gran:20 limit:f4afffff

  940 19:38:57.717692  PCI: 02:00.0 10 *  [0xf4a00000 - 0xf4a00fff] mem

  941 19:38:57.721050  PCI: 02:00.0 14 *  [0xf4a01000 - 0xf4a017ff] mem

  942 19:38:57.727633  PCI: 00:02.4 mem: next_base: f4a01800 size: 100000 align: 20 gran: 20 done

  943 19:38:57.731040  Root Device assign_resources, bus 0 link: 0

  944 19:38:57.734708  DOMAIN: 0000 assign_resources, bus 0 link: 0

  945 19:38:57.744527  PCI: 00:01.0 10 <- [0x00f0000000 - 0x00f3ffffff] size 0x04000000 gran 0x1a prefmem64

  946 19:38:57.751170  PCI: 00:01.0 18 <- [0x00f4000000 - 0x00f47fffff] size 0x00800000 gran 0x17 prefmem64

  947 19:38:57.757825  PCI: 00:01.0 20 <- [0x0000001000 - 0x00000010ff] size 0x00000100 gran 0x08 io

  948 19:38:57.764338  PCI: 00:01.0 24 <- [0x00f4d00000 - 0x00f4d3ffff] size 0x00040000 gran 0x12 mem

  949 19:38:57.770862  PCI: 00:01.0 30 <- [0x00f4d40000 - 0x00f4d5ffff] size 0x00020000 gran 0x11 romem

  950 19:38:57.777680  PCI: 00:01.1 10 <- [0x00f4d80000 - 0x00f4d83fff] size 0x00004000 gran 0x0e mem64

  951 19:38:57.784484  PCI: 00:02.2 1c <- [0x000000ffff - 0x000000fffe] size 0x00000000 gran 0x0c bus 01 io

  952 19:38:57.794281  PCI: 00:02.2 24 <- [0x00f7ffffff - 0x00f7fffffe] size 0x00000000 gran 0x14 bus 01 prefmem

  953 19:38:57.801031  PCI: 00:02.2 20 <- [0x00f4800000 - 0x00f49fffff] size 0x00200000 gran 0x14 bus 01 mem

  954 19:38:57.804070  PCI: 00:02.2 assign_resources, bus 1 link: 0

  955 19:38:57.811217  PCI: 01:00.0 10 <- [0x00f4800000 - 0x00f49fffff] size 0x00200000 gran 0x15 mem64

  956 19:38:57.817503  PCI: 00:02.2 assign_resources, bus 1 link: 0

  957 19:38:57.824515  PCI: 00:02.4 1c <- [0x000000ffff - 0x000000fffe] size 0x00000000 gran 0x0c bus 02 io

  958 19:38:57.831110  PCI: 00:02.4 24 <- [0x00f7ffffff - 0x00f7fffffe] size 0x00000000 gran 0x14 bus 02 prefmem

  959 19:38:57.840627  PCI: 00:02.4 20 <- [0x00f4a00000 - 0x00f4afffff] size 0x00100000 gran 0x14 bus 02 mem

  960 19:38:57.844147  PCI: 00:02.4 assign_resources, bus 2 link: 0

  961 19:38:57.850752  PCI: 02:00.0 10 <- [0x00f4a00000 - 0x00f4a00fff] size 0x00001000 gran 0x0c mem

  962 19:38:57.857878  PCI: 02:00.0 14 <- [0x00f4a01000 - 0x00f4a017ff] size 0x00000800 gran 0x0b mem

  963 19:38:57.861019  PCI: 00:02.4 assign_resources, bus 2 link: 0

  964 19:38:57.870712  PCI: 00:08.0 10 <- [0x00f4d60000 - 0x00f4d7ffff] size 0x00020000 gran 0x11 prefmem64

  965 19:38:57.877856  PCI: 00:08.0 18 <- [0x00f4b00000 - 0x00f4bfffff] size 0x00100000 gran 0x14 mem

  966 19:38:57.883747  PCI: 00:08.0 1c <- [0x00f4d88000 - 0x00f4d88fff] size 0x00001000 gran 0x0c mem

  967 19:38:57.890395  PCI: 00:08.0 20 <- [0x00f4c00000 - 0x00f4cfffff] size 0x00100000 gran 0x14 mem

  968 19:38:57.897719  PCI: 00:08.0 24 <- [0x00f4d84000 - 0x00f4d85fff] size 0x00002000 gran 0x0d mem

  969 19:38:57.903988  PCI: 00:10.0 10 <- [0x00f4d86000 - 0x00f4d87fff] size 0x00002000 gran 0x0d mem64

  970 19:38:57.910491  PCI: 00:12.0 10 <- [0x00f4d89000 - 0x00f4d890ff] size 0x00000100 gran 0x08 mem

  971 19:38:57.914196  PCI: 00:14.3 assign_resources, bus 0 link: 0

  972 19:38:57.920805  PCI: 00:14.3 assign_resources, bus 0 link: 0

  973 19:38:57.927697  PCI: 00:14.7 10 <- [0x00f4d8a000 - 0x00f4d8a0ff] size 0x00000100 gran 0x08 mem64

  974 19:38:57.931036  DOMAIN: 0000 assign_resources, bus 0 link: 0

  975 19:38:57.934058  Root Device assign_resources, bus 0 link: 0

  976 19:38:57.937393  Done setting resources.

  977 19:38:57.943896  Show resources in subtree (Root Device)...After assigning values.

  978 19:38:57.947411   Root Device child on link 0 CPU_CLUSTER: 0

  979 19:38:57.950405    CPU_CLUSTER: 0 child on link 0 APIC: 10

  980 19:38:57.950528     APIC: 10

  981 19:38:57.953979    DOMAIN: 0000 child on link 0 PCI: 00:00.0

  982 19:38:57.964256    DOMAIN: 0000 resource base 1000 size 100 align 8 gran 0 limit ffff flags 40040100 index 10000000

  983 19:38:57.974212    DOMAIN: 0000 resource base f0000000 size 4d8a100 align 26 gran 0 limit f7ffffff flags 40040200 index 10000100

  984 19:38:57.980381    DOMAIN: 0000 resource base 0 size a0000 align 0 gran 0 limit 0 flags e0004200 index 10

  985 19:38:57.990494    DOMAIN: 0000 resource base a0000 size 20000 align 0 gran 0 limit 0 flags f0000200 index 11

  986 19:38:57.997099    DOMAIN: 0000 resource base c0000 size 40000 align 0 gran 0 limit 0 flags f0004200 index 12

  987 19:38:58.007504    DOMAIN: 0000 resource base 100000 size cdf00000 align 0 gran 0 limit 0 flags e0004200 index 13

  988 19:38:58.014079    DOMAIN: 0000 resource base ce000000 size 2000000 align 0 gran 0 limit 0 flags f0004200 index 14

  989 19:38:58.058806    DOMAIN: 0000 resource base 100000000 size 2f000000 align 0 gran 0 limit 0 flags e0004200 index 15

  990 19:38:58.059001     PCI: 00:00.0

  991 19:38:58.059119     PCI: 00:00.2

  992 19:38:58.059216     PCI: 00:01.0

  993 19:38:58.059331     PCI: 00:01.0 resource base f0000000 size 4000000 align 26 gran 26 limit f3ffffff flags 60001201 index 10

  994 19:38:58.060060     PCI: 00:01.0 resource base f4000000 size 800000 align 23 gran 23 limit f47fffff flags 60001201 index 18

  995 19:38:58.061057     PCI: 00:01.0 resource base 1000 size 100 align 8 gran 8 limit 10ff flags 60000100 index 20

  996 19:38:58.102502     PCI: 00:01.0 resource base f4d00000 size 40000 align 18 gran 18 limit f4d3ffff flags 60000200 index 24

  997 19:38:58.102906     PCI: 00:01.0 resource base f4d40000 size 20000 align 17 gran 17 limit f4d5ffff flags 60002200 index 30

  998 19:38:58.103019     PCI: 00:01.1

  999 19:38:58.103594     PCI: 00:01.1 resource base f4d80000 size 4000 align 14 gran 14 limit f4d83fff flags 60000201 index 10

 1000 19:38:58.103706     PCI: 00:02.0

 1001 19:38:58.103803     PCI: 00:02.1

 1002 19:38:58.103924     PCI: 00:02.2 child on link 0 PCI: 01:00.0

 1003 19:38:58.104539     PCI: 00:02.2 resource base ffff size 0 align 12 gran 12 limit ffff flags 60080102 index 1c

 1004 19:38:58.115311     PCI: 00:02.2 resource base f7ffffff size 0 align 20 gran 20 limit f7ffffff flags 60081202 index 24

 1005 19:38:58.118701     PCI: 00:02.2 resource base f4800000 size 200000 align 21 gran 20 limit f49fffff flags 60080202 index 20

 1006 19:38:58.118830      PCI: 01:00.0

 1007 19:38:58.128474      PCI: 01:00.0 resource base f4800000 size 200000 align 21 gran 21 limit f49fffff flags 60000201 index 10

 1008 19:38:58.131936     PCI: 00:02.3

 1009 19:38:58.134799     PCI: 00:02.4 child on link 0 PCI: 02:00.0

 1010 19:38:58.141541     PCI: 00:02.4 resource base ffff size 0 align 12 gran 12 limit ffff flags 60080102 index 1c

 1011 19:38:58.151872     PCI: 00:02.4 resource base f7ffffff size 0 align 20 gran 20 limit f7ffffff flags 60081202 index 24

 1012 19:38:58.161717     PCI: 00:02.4 resource base f4a00000 size 100000 align 20 gran 20 limit f4afffff flags 60080202 index 20

 1013 19:38:58.161896      PCI: 02:00.0

 1014 19:38:58.172207      PCI: 02:00.0 resource base f4a00000 size 1000 align 12 gran 12 limit f4a00fff flags 60000200 index 10

 1015 19:38:58.181621      PCI: 02:00.0 resource base f4a01000 size 800 align 12 gran 11 limit f4a017ff flags 60000200 index 14

 1016 19:38:58.181799     PCI: 00:02.5

 1017 19:38:58.184768     PCI: 00:03.0

 1018 19:38:58.184889     PCI: 00:08.0

 1019 19:38:58.194818     PCI: 00:08.0 resource base f4d60000 size 20000 align 17 gran 17 limit f4d7ffff flags 60001201 index 10

 1020 19:38:58.204697     PCI: 00:08.0 resource base f4b00000 size 100000 align 20 gran 20 limit f4bfffff flags 60000200 index 18

 1021 19:38:58.214618     PCI: 00:08.0 resource base f4d88000 size 1000 align 12 gran 12 limit f4d88fff flags 60000200 index 1c

 1022 19:38:58.224207     PCI: 00:08.0 resource base f4c00000 size 100000 align 20 gran 20 limit f4cfffff flags 60000200 index 20

 1023 19:38:58.231119     PCI: 00:08.0 resource base f4d84000 size 2000 align 13 gran 13 limit f4d85fff flags 60000200 index 24

 1024 19:38:58.234532     PCI: 00:09.0

 1025 19:38:58.234671     PCI: 00:09.2

 1026 19:38:58.237716     PCI: 00:10.0

 1027 19:38:58.244737     PCI: 00:10.0 resource base f4d86000 size 2000 align 13 gran 13 limit f4d87fff flags 60000201 index 10

 1028 19:38:58.247873     PCI: 00:11.0

 1029 19:38:58.247987     PCI: 00:12.0

 1030 19:38:58.257397     PCI: 00:12.0 resource base f4d89000 size 100 align 12 gran 8 limit f4d890ff flags 60000200 index 10

 1031 19:38:58.260958     PCI: 00:14.0

 1032 19:38:58.264000     PCI: 00:14.3 child on link 0 PNP: 0c09.0

 1033 19:38:58.270515     PCI: 00:14.3 resource base 0 size 1000 align 0 gran 0 limit 0 flags c0040100 index 10000000

 1034 19:38:58.280691     PCI: 00:14.3 resource base ff000000 size 1000000 align 0 gran 0 limit 0 flags c0040200 index 10000100

 1035 19:38:58.290760     PCI: 00:14.3 resource base fec10000 size 400 align 0 gran 0 limit 0 flags e0040200 index 2

 1036 19:38:58.297126     PCI: 00:14.3 resource base fec00000 size 1000 align 0 gran 0 limit 0 flags c0000200 index 3

 1037 19:38:58.307195     PCI: 00:14.3 resource base fedc2000 size 4000 align 0 gran 0 limit 0 flags c0000200 index 4

 1038 19:38:58.307330      PNP: 0c09.0

 1039 19:38:58.313462      PNP: 0c09.0 resource base 800 size 1ff align 0 gran 0 limit 0 flags c0000100 index 0

 1040 19:38:58.317140     PCI: 00:14.7

 1041 19:38:58.326814     PCI: 00:14.7 resource base f4d8a000 size 100 align 12 gran 8 limit f4d8a0ff flags 60000201 index 10

 1042 19:38:58.326994     PCI: 00:18.0

 1043 19:38:58.336648     PCI: 00:18.0 resource base f8000000 size 4000000 align 0 gran 0 limit 0 flags f0000200 index c0010058

 1044 19:38:58.346915     PCI: 00:18.0 resource base fec20000 size 1000 align 0 gran 0 limit 0 flags c0000200 index fec20000

 1045 19:38:58.347094     PCI: 00:18.1

 1046 19:38:58.347200     PCI: 00:18.2

 1047 19:38:58.349829     PCI: 00:18.3

 1048 19:38:58.349910     PCI: 00:18.4

 1049 19:38:58.353628     PCI: 00:18.5

 1050 19:38:58.356741    MMIO: fedc2000 child on link 0 GENERIC: 0.0

 1051 19:38:58.356830     GENERIC: 0.0

 1052 19:38:58.359957     I2C: 01:1a

 1053 19:38:58.360042     GENERIC: 0.1

 1054 19:38:58.363822    MMIO: fedc3000 child on link 0 I2C: 02:50

 1055 19:38:58.366512     I2C: 02:50

 1056 19:38:58.369760    MMIO: fedc4000 child on link 0 I2C: 03:15

 1057 19:38:58.369853     I2C: 03:15

 1058 19:38:58.377010    MMIO: fedc5000 child on link 0 I2C: 04:39

 1059 19:38:58.377122     I2C: 04:39

 1060 19:38:58.377195     I2C: 04:10

 1061 19:38:58.380074  Done allocating resources.

 1062 19:38:58.386433  BS: BS_DEV_RESOURCES times (us): entry 0 run 1563814 exit 0

 1063 19:38:58.390246  PCI_INTR tables: Writing registers C00/C01 for PCI IRQ routing:

 1064 19:38:58.396583  PCI_INTR_INDEX	name		     PIC mode	APIC mode

 1065 19:38:58.400114  0x00		INTA#                0x03	0x10

 1066 19:38:58.403188  0x01		INTB#                0x04	0x11

 1067 19:38:58.406922  0x02		INTC#                0x05	0x12

 1068 19:38:58.409725  0x03		INTD#                0x07	0x13

 1069 19:38:58.413097  0x04		INTE#                0x0B	0x14

 1070 19:38:58.416351  0x05		INTF#                0x1F	0x1F

 1071 19:38:58.419624  0x06		INTG#                0x1F	0x16

 1072 19:38:58.423199  0x07		INTH#                0x1F	0x17

 1073 19:38:58.426656  0x08		Misc                 0xFA	0x00

 1074 19:38:58.429869  0x09		Misc0                0xF1	0x00

 1075 19:38:58.433197  0x0A		Misc1                0x00	0x00

 1076 19:38:58.436461  0x0B		Misc2                0x00	0x00

 1077 19:38:58.439907  0x0C		Ser IRQ INTA         0x1F	0x1F

 1078 19:38:58.443667  0x0D		Ser IRQ INTB         0x1F	0x1F

 1079 19:38:58.446553  0x0E		Ser IRQ INTC         0x1F	0x1F

 1080 19:38:58.449801  0x0F		Ser IRQ INTD         0x1F	0x1F

 1081 19:38:58.452994  0x10		SCI                  0x09	0x09

 1082 19:38:58.456535  0x11		SMBUS                0x1F	0x1F

 1083 19:38:58.459608  0x12		ASF                  0x1F	0x1F

 1084 19:38:58.463258  0x13		HDA                  0x03	0x10

 1085 19:38:58.466599  0x14		FC                   0x1F	0x1F

 1086 19:38:58.469887  0x16		PerMon               0x1F	0x1F

 1087 19:38:58.473160  0x17		SD                   0x03	0x10

 1088 19:38:58.476335  0x1A		SDIOt                0x00	0x1F

 1089 19:38:58.479495  0x30		EHCI                 0x05	0x12

 1090 19:38:58.483538  0x34		XHCI                 0x04	0x12

 1091 19:38:58.486653  0x41		SATA                 0x07	0x13

 1092 19:38:58.489823  0x62		GPIO                 0x07	0x07

 1093 19:38:58.493087  0x70		I2C0                 0x03	0x03

 1094 19:38:58.496110  0x71		I2C1                 0x0F	0x0F

 1095 19:38:58.500121  0x72		I2C2                 0x06	0x06

 1096 19:38:58.503369  0x73		I2C3                 0x0E	0x0E

 1097 19:38:58.506381  0x74		UART0                0x0A	0x0A

 1098 19:38:58.509524  0x75		UART1                0x0B	0x0B

 1099 19:38:58.513018  PCI_CFG IRQ: Write PCI config space IRQ assignments

 1100 19:38:58.516323  PCI IRQ: Found device 0:01.00 using PIN A

 1101 19:38:58.519724  PCI Devfn (0x8) not found in pirq_data table

 1102 19:38:58.523132  PCI IRQ: Found device 0:01.01 using PIN B

 1103 19:38:58.529892  	Found this device in pirq_data table entry 5

 1104 19:38:58.530013  	Orig INT_PIN	: 2 (PIN B)

 1105 19:38:58.532863  	PCI_INTR idx	: 0x13 (HDA)

 1106 19:38:58.536201  	INT_LINE	: 0x3 (IRQ 3)

 1107 19:38:58.539416  PCI IRQ: Found device 0:02.02 using PIN A

 1108 19:38:58.543063  	Found this device in pirq_data table entry 1

 1109 19:38:58.546385  	Orig INT_PIN	: 1 (PIN A)

 1110 19:38:58.549503  	PCI_INTR idx	: 0x01 (INTB#)

 1111 19:38:58.549620  	INT_LINE	: 0x4 (IRQ 4)

 1112 19:38:58.553122  PCI IRQ: Found device 0:02.04 using PIN A

 1113 19:38:58.559740  	Found this device in pirq_data table entry 3

 1114 19:38:58.559843  	Orig INT_PIN	: 1 (PIN A)

 1115 19:38:58.562794  	PCI_INTR idx	: 0x03 (INTD#)

 1116 19:38:58.565970  	INT_LINE	: 0x7 (IRQ 7)

 1117 19:38:58.569427  PCI IRQ: Found device 0:08.00 using PIN A

 1118 19:38:58.572814  PCI Devfn (0x40) not found in pirq_data table

 1119 19:38:58.576056  PCI IRQ: Found device 0:10.00 using PIN A

 1120 19:38:58.582602  	Found this device in pirq_data table entry 10

 1121 19:38:58.582714  	Orig INT_PIN	: 1 (PIN A)

 1122 19:38:58.585696  	PCI_INTR idx	: 0x34 (XHCI)

 1123 19:38:58.588924  	INT_LINE	: 0x4 (IRQ 4)

 1124 19:38:58.592752  PCI IRQ: Found device 0:12.00 using PIN A

 1125 19:38:58.596239  	Found this device in pirq_data table entry 9

 1126 19:38:58.599167  	Orig INT_PIN	: 1 (PIN A)

 1127 19:38:58.602881  	PCI_INTR idx	: 0x30 (EHCI)

 1128 19:38:58.602969  	INT_LINE	: 0x5 (IRQ 5)

 1129 19:38:58.606139  PCI IRQ: Found device 0:14.07 using PIN A

 1130 19:38:58.612375  	Found this device in pirq_data table entry 6

 1131 19:38:58.612479  	Orig INT_PIN	: 1 (PIN A)

 1132 19:38:58.615526  	PCI_INTR idx	: 0x17 (SD)

 1133 19:38:58.619333  	INT_LINE	: 0x3 (IRQ 3)

 1134 19:38:58.622560  PCI IRQ: Found device 2:00.00 using PIN A

 1135 19:38:58.625705  	With INT_PIN swizzled to PIN A

 1136 19:38:58.628995  	Attached to bridge device 0:02h.04h

 1137 19:38:58.632634  	Found this device in pirq_data table entry 3

 1138 19:38:58.635774  	Orig INT_PIN	: 1 (PIN A)

 1139 19:38:58.635868  	PCI_INTR idx	: 0x03 (INTD#)

 1140 19:38:58.638954  	INT_LINE	: 0x7 (IRQ 7)

 1141 19:38:58.642171  PCI IRQ: Found device 1:00.00 using PIN A

 1142 19:38:58.645611  	With INT_PIN swizzled to PIN A

 1143 19:38:58.648799  	Attached to bridge device 0:02h.02h

 1144 19:38:58.652696  	Found this device in pirq_data table entry 1

 1145 19:38:58.655715  	Orig INT_PIN	: 1 (PIN A)

 1146 19:38:58.658807  	PCI_INTR idx	: 0x01 (INTB#)

 1147 19:38:58.658926  	INT_LINE	: 0x4 (IRQ 4)

 1148 19:38:58.665141  PCI_CFG IRQ: Finished writing PCI config space IRQ assignments

 1149 19:38:58.665277  POST: 0x74

 1150 19:38:58.668858  Enabling resources...

 1151 19:38:58.672183  agesawrapper_amdinitmid() entry

 1152 19:38:58.680885  agesawrapper_amdinitmid() returned AGESA_SUCCESS

 1153 19:38:58.684108  PCI: 00:00.0 subsystem <- 1022/1576

 1154 19:38:58.684234  PCI: 00:00.0 cmd <- 04

 1155 19:38:58.687485  PCI: 00:01.0 subsystem <- 1002/98e4

 1156 19:38:58.690812  PCI: 00:01.0 cmd <- 07

 1157 19:38:58.694096  PCI: 00:01.1 subsystem <- 1002/15b3

 1158 19:38:58.697246  PCI: 00:01.1 cmd <- 02

 1159 19:38:58.700565  PCI: 00:02.0 subsystem <- 1022/157b

 1160 19:38:58.700685  PCI: 00:02.0 cmd <- 00

 1161 19:38:58.703842  PCI: 00:02.2 bridge ctrl <- 0003

 1162 19:38:58.707157  PCI: 00:02.2 cmd <- 06

 1163 19:38:58.710787  PCI: 00:02.4 bridge ctrl <- 0003

 1164 19:38:58.710904  PCI: 00:02.4 cmd <- 06

 1165 19:38:58.714278  PCI: 00:03.0 cmd <- 00

 1166 19:38:58.717390  PCI: 00:08.0 subsystem <- 1022/1578

 1167 19:38:58.720390  PCI: 00:08.0 cmd <- 06

 1168 19:38:58.723644  PCI: 00:09.0 subsystem <- 1022/157d

 1169 19:38:58.723758  PCI: 00:09.0 cmd <- 00

 1170 19:38:58.727060  PCI: 00:10.0 subsystem <- 1022/7914

 1171 19:38:58.730903  PCI: 00:10.0 cmd <- 02

 1172 19:38:58.734044  PCI: 00:12.0 subsystem <- 1022/7908

 1173 19:38:58.734155  PCI: 00:12.0 cmd <- 02

 1174 19:38:58.737585  PCI: 00:14.0 subsystem <- 1022/790b

 1175 19:38:58.740542  PCI: 00:14.0 cmd <- 403

 1176 19:38:58.744474  PCI: 00:14.3 subsystem <- 1022/790e

 1177 19:38:58.747590  PCI: 00:14.3 cmd <- 0f

 1178 19:38:58.750643  Southbridge LPC decode:PNP: 0c09.0, base=0x00000800, end=0x000009fe

 1179 19:38:58.753857  Covered by wideIO 0

 1180 19:38:58.757180  PCI: 00:14.7 subsystem <- 1022/7906

 1181 19:38:58.760565  PCI: 00:14.7 cmd <- 06

 1182 19:38:58.760651  PCI: 00:18.0 cmd <- 00

 1183 19:38:58.764382  PCI: 00:18.1 subsystem <- 1022/15b1

 1184 19:38:58.767329  PCI: 00:18.1 cmd <- 00

 1185 19:38:58.770458  PCI: 00:18.2 subsystem <- 1022/15b2

 1186 19:38:58.770554  PCI: 00:18.2 cmd <- 00

 1187 19:38:58.774180  PCI: 00:18.3 subsystem <- 1022/15b3

 1188 19:38:58.777091  PCI: 00:18.3 cmd <- 00

 1189 19:38:58.780487  PCI: 00:18.4 subsystem <- 1022/15b4

 1190 19:38:58.784090  PCI: 00:18.4 cmd <- 00

 1191 19:38:58.787241  PCI: 00:18.5 subsystem <- 1022/15b5

 1192 19:38:58.787355  PCI: 00:18.5 cmd <- 00

 1193 19:38:58.791181  PCI: 01:00.0 cmd <- 02

 1194 19:38:58.793828  PCI: 02:00.0 subsystem <- 1217/8620

 1195 19:38:58.797561  PCI: 02:00.0 cmd <- 06

 1196 19:38:58.797647  done.

 1197 19:38:58.803904  BS: BS_DEV_ENABLE times (us): entry 279610 run 130638 exit 0

 1198 19:38:58.803996  POST: 0x75

 1199 19:38:58.804063  Initializing devices...

 1200 19:38:58.807223  Root Device init ...

 1201 19:38:58.810504  Root Device init finished in 1948 usecs

 1202 19:38:58.810623  POST: 0x75

 1203 19:38:58.814525  CPU_CLUSTER: 0 init ...

 1204 19:38:58.817673  MTRR: Physical address space:

 1205 19:38:58.824221  0x0000000000000000 - 0x00000000000a0000 size 0x000a0000 type 6

 1206 19:38:58.827474  0x00000000000a0000 - 0x00000000000c0000 size 0x00020000 type 0

 1207 19:38:58.833877  0x00000000000c0000 - 0x00000000d0000000 size 0xcff40000 type 6

 1208 19:38:58.840876  0x00000000d0000000 - 0x00000000f0000000 size 0x20000000 type 0

 1209 19:38:58.843928  0x00000000f0000000 - 0x00000000f4800000 size 0x04800000 type 1

 1210 19:38:58.850748  0x00000000f4800000 - 0x0000000100000000 size 0x0b800000 type 0

 1211 19:38:58.857732  0x0000000100000000 - 0x000000012f000000 size 0x2f000000 type 6

 1212 19:38:58.860810  MTRR: Fixed MSR 0x250 0x1e1e1e1e1e1e1e1e

 1213 19:38:58.863860  MTRR: Fixed MSR 0x258 0x1e1e1e1e1e1e1e1e

 1214 19:38:58.867459  MTRR: Fixed MSR 0x259 0x0000000000000000

 1215 19:38:58.870606  MTRR: Fixed MSR 0x268 0x1e1e1e1e1e1e1e1e

 1216 19:38:58.873706  MTRR: Fixed MSR 0x269 0x1e1e1e1e1e1e1e1e

 1217 19:38:58.877457  MTRR: Fixed MSR 0x26a 0x1e1e1e1e1e1e1e1e

 1218 19:38:58.880605  MTRR: Fixed MSR 0x26b 0x1e1e1e1e1e1e1e1e

 1219 19:38:58.883760  MTRR: Fixed MSR 0x26c 0x1e1e1e1e1e1e1e1e

 1220 19:38:58.890833  MTRR: Fixed MSR 0x26d 0x1e1e1e1e1e1e1e1e

 1221 19:38:58.893717  MTRR: Fixed MSR 0x26e 0x1e1e1e1e1e1e1e1e

 1222 19:38:58.897416  MTRR: Fixed MSR 0x26f 0x1e1e1e1e1e1e1e1e

 1223 19:38:58.897542  call enable_fixed_mtrr()

 1224 19:38:58.900745  CPU physical address size: 48 bits

 1225 19:38:58.907141  MTRR: default type WB/UC MTRR counts: 8/6.

 1226 19:38:58.910339  MTRR: UC selected as default type.

 1227 19:38:58.913480  MTRR: 0 base 0x0000000000000000 mask 0x0000ffff80000000 type 6

 1228 19:38:58.920661  MTRR: 1 base 0x0000000080000000 mask 0x0000ffffc0000000 type 6

 1229 19:38:58.926960  MTRR: 2 base 0x00000000c0000000 mask 0x0000fffff0000000 type 6

 1230 19:38:58.930059  MTRR: 3 base 0x00000000f0000000 mask 0x0000fffffc000000 type 1

 1231 19:38:58.937311  MTRR: 4 base 0x00000000f4000000 mask 0x0000ffffff800000 type 1

 1232 19:38:58.943696  MTRR: 5 base 0x0000000100000000 mask 0x0000ffffc0000000 type 6

 1233 19:38:58.943842  

 1234 19:38:58.943944  MTRR check

 1235 19:38:58.947368  Fixed MTRRs   : Enabled

 1236 19:38:58.947488  Variable MTRRs: Enabled

 1237 19:38:58.947582  

 1238 19:38:58.950435  POST: 0x93

 1239 19:38:58.950523  Will perform SMM setup.

 1240 19:38:58.957251  CPU: AMD A4-9120C RADEON R4, 5 COMPUTE CORES 2C+3G  .

 1241 19:38:58.963576  Loading module at 00030000 with entry 00030000. filesize: 0x170 memsize: 0x170

 1242 19:38:58.966827  Processing 16 relocs. Offset value of 0x00030000

 1243 19:38:58.969955  Attempting to start 1 APs

 1244 19:38:58.973500  Waiting for 10ms after sending INIT.

 1245 19:38:58.987840  Waiting for 1st SIPI to complete...AP: slot 1 apic_id 11.

 1246 19:38:58.988005  done.

 1247 19:38:58.991629  Waiting for 2nd SIPI to complete...done.

 1248 19:38:58.997936  Loading module at 00038000 with entry 00038000. filesize: 0x1a8 memsize: 0x1a8

 1249 19:38:59.004487  Processing 13 relocs. Offset value of 0x00038000

 1250 19:38:59.011006  SMM Module: stub loaded at 00038000. Will call cdeb995b(00000000)

 1251 19:38:59.014945  Installing SMM handler to 0xce800000

 1252 19:38:59.021231  Loading module at ce810000 with entry ce81142b. filesize: 0x6c98 memsize: 0xad18

 1253 19:38:59.024428  Processing 481 relocs. Offset value of 0xce810000

 1254 19:38:59.034399  Loading module at ce808000 with entry ce808000. filesize: 0x1a8 memsize: 0x1a8

 1255 19:38:59.037653  Processing 13 relocs. Offset value of 0xce808000

 1256 19:38:59.040840  SMM Module: placing jmp sequence at ce807e00 rel16 0x01fd

 1257 19:38:59.047376  SMM Module: stub loaded at ce808000. Will call ce81142b(00000000)

 1258 19:38:59.050925  New SMBASE 0xce800000

 1259 19:38:59.051052  Relocation complete.

 1260 19:38:59.054324  New SMBASE 0xce7ffe00

 1261 19:38:59.057535  Relocation complete.

 1262 19:38:59.057644  Initializing CPU #0

 1263 19:38:59.061005  CPU: vendor AMD device 670f00

 1264 19:38:59.063970  CPU: family 15, model 70, stepping 00

 1265 19:38:59.067343  Setting up local APIC... apic_id: 0x10 done.

 1266 19:38:59.070630  CPU #0 initialized

 1267 19:38:59.070752  Initializing CPU #1

 1268 19:38:59.073904  CPU: vendor AMD device 670f00

 1269 19:38:59.077697  CPU: family 15, model 70, stepping 00

 1270 19:38:59.080568  Setting up local APIC... apic_id: 0x11 done.

 1271 19:38:59.083970  CPU #1 initialized

 1272 19:38:59.087087  bsp_do_flight_plan done after 91 msecs.

 1273 19:38:59.090364  MTRR: TEMPORARY Physical address space:

 1274 19:38:59.097300  0x0000000000000000 - 0x00000000000a0000 size 0x000a0000 type 6

 1275 19:38:59.100632  0x00000000000a0000 - 0x00000000000c0000 size 0x00020000 type 0

 1276 19:38:59.107335  0x00000000000c0000 - 0x00000000d0000000 size 0xcff40000 type 6

 1277 19:38:59.113878  0x00000000d0000000 - 0x00000000ff000000 size 0x2f000000 type 0

 1278 19:38:59.117274  0x00000000ff000000 - 0x0000000100000000 size 0x01000000 type 5

 1279 19:38:59.124070  0x0000000100000000 - 0x000000012f000000 size 0x2f000000 type 6

 1280 19:38:59.127454  MTRR: default type WB/UC MTRR counts: 7/5.

 1281 19:38:59.130173  MTRR: UC selected as default type.

 1282 19:38:59.136776  MTRR: 0 base 0x0000000000000000 mask 0x0000ffff80000000 type 6

 1283 19:38:59.143818  MTRR: 1 base 0x0000000080000000 mask 0x0000ffffc0000000 type 6

 1284 19:38:59.147108  MTRR: 2 base 0x00000000c0000000 mask 0x0000fffff0000000 type 6

 1285 19:38:59.153528  MTRR: 3 base 0x00000000ff000000 mask 0x0000ffffff000000 type 5

 1286 19:38:59.160019  MTRR: 4 base 0x0000000100000000 mask 0x0000ffffc0000000 type 6

 1287 19:38:59.163680  CPU_CLUSTER: 0 init finished in 346111 usecs

 1288 19:38:59.163819  POST: 0x75

 1289 19:38:59.166802  POST: 0x75

 1290 19:38:59.166917  POST: 0x75

 1291 19:38:59.167018  POST: 0x75

 1292 19:38:59.167117  POST: 0x75

 1293 19:38:59.170163  POST: 0x75

 1294 19:38:59.170275  POST: 0x75

 1295 19:38:59.170375  POST: 0x75

 1296 19:38:59.173524  PCI: 00:00.0 init ...

 1297 19:38:59.176941  PCI: 00:00.0 init finished in 2003 usecs

 1298 19:38:59.180081  POST: 0x75

 1299 19:38:59.180200  POST: 0x75

 1300 19:38:59.180310  PCI: 00:01.0 init ...

 1301 19:38:59.186955  CBFS: 'Master Header Locator' located CBFS at [df0000:ffffc0)

 1302 19:38:59.190482  CBFS: Locating 'pci1002,98e4.rom'

 1303 19:38:59.193774  CBFS: Found @ offset 92c00 size fe00

 1304 19:38:59.196879  Mapping PCI device 100298e4 to 100298e0

 1305 19:38:59.200595  In CBFS, ROM address for PCI: 00:01.0 = ffe82c48

 1306 19:38:59.207094  PCI expansion ROM, signature 0xaa55, INIT size 0xfe00, data ptr 0x01c0

 1307 19:38:59.213696  PCI ROM image, vendor ID 1002, device ID 98e0,

 1308 19:38:59.216661  PCI ROM image, Class Code 030000, Code Type 00

 1309 19:38:59.220101  Copying VGA ROM Image from ffe82c48 to 0xc0000, 0xfe00 bytes

 1310 19:38:59.229263  Real mode stub @00000600: 867 bytes

 1311 19:38:59.232359  Calling Option ROM...

 1312 19:38:59.254269  ... Option ROM returned.

 1313 19:38:59.257503  VBE: Getting information about VESA mode 41d2

 1314 19:38:59.261485  VBE: resolution:  1366x768@16

 1315 19:38:59.264069  VBE: framebuffer: f0000000

 1316 19:38:59.267982  VBE: Setting VESA mode 41d2

 1317 19:38:59.292166  VGA Option ROM was run

 1318 19:38:59.295412  PCI: 00:01.0 init finished in 112261 usecs

 1319 19:38:59.298334  POST: 0x75

 1320 19:38:59.298449  PCI: 00:01.1 init ...

 1321 19:38:59.301789  PCI: 00:01.1 init finished in 2002 usecs

 1322 19:38:59.304936  POST: 0x75

 1323 19:38:59.305031  PCI: 00:02.0 init ...

 1324 19:38:59.308746  PCI: 00:02.0 init finished in 2002 usecs

 1325 19:38:59.311479  POST: 0x75

 1326 19:38:59.311567  POST: 0x75

 1327 19:38:59.311634  POST: 0x75

 1328 19:38:59.314847  POST: 0x75

 1329 19:38:59.314931  POST: 0x75

 1330 19:38:59.314997  POST: 0x75

 1331 19:38:59.318398  PCI: 00:03.0 init ...

 1332 19:38:59.321638  PCI: 00:03.0 init finished in 2002 usecs

 1333 19:38:59.321778  POST: 0x75

 1334 19:38:59.325306  PCI: 00:08.0 init ...

 1335 19:38:59.328485  PCI: 00:08.0 init finished in 2002 usecs

 1336 19:38:59.328582  POST: 0x75

 1337 19:38:59.331995  PCI: 00:09.0 init ...

 1338 19:38:59.335349  PCI: 00:09.0 init finished in 2002 usecs

 1339 19:38:59.335444  POST: 0x75

 1340 19:38:59.338279  POST: 0x75

 1341 19:38:59.338365  PCI: 00:10.0 init ...

 1342 19:38:59.341753  PCI: 00:10.0 init finished in 2002 usecs

 1343 19:38:59.345045  POST: 0x75

 1344 19:38:59.345134  POST: 0x75

 1345 19:38:59.348460  PCI: 00:12.0 init ...

 1346 19:38:59.351700  PCI: 00:12.0 init finished in 2002 usecs

 1347 19:38:59.351788  POST: 0x75

 1348 19:38:59.354985  PCI: 00:14.0 init ...

 1349 19:38:59.358700  IOAPIC: Initializing IOAPIC at 0xfec00000

 1350 19:38:59.361920  IOAPIC: Bootstrap Processor Local APIC = 0x10

 1351 19:38:59.365072  IOAPIC: ID = 0x04

 1352 19:38:59.365164  IOAPIC: Dumping registers

 1353 19:38:59.368416    reg 0x0000: 0x04000000

 1354 19:38:59.371672    reg 0x0001: 0x00178021

 1355 19:38:59.371760    reg 0x0002: 0x04000000

 1356 19:38:59.374884  IOAPIC: 24 interrupts

 1357 19:38:59.378155  IOAPIC: Enabling interrupts on FSB

 1358 19:38:59.381367  IOAPIC: reg 0x00000000 value 0x10000000 0x00000700

 1359 19:38:59.388513  IOAPIC: reg 0x00000001 value 0x00000000 0x00010000

 1360 19:38:59.391694  IOAPIC: reg 0x00000002 value 0x00000000 0x00010000

 1361 19:38:59.394841  IOAPIC: reg 0x00000003 value 0x00000000 0x00010000

 1362 19:38:59.401729  IOAPIC: reg 0x00000004 value 0x00000000 0x00010000

 1363 19:38:59.405112  IOAPIC: reg 0x00000005 value 0x00000000 0x00010000

 1364 19:38:59.408435  IOAPIC: reg 0x00000006 value 0x00000000 0x00010000

 1365 19:38:59.414610  IOAPIC: reg 0x00000007 value 0x00000000 0x00010000

 1366 19:38:59.418282  IOAPIC: reg 0x00000008 value 0x00000000 0x00010000

 1367 19:38:59.421500  IOAPIC: reg 0x00000009 value 0x00000000 0x00010000

 1368 19:38:59.428104  IOAPIC: reg 0x0000000a value 0x00000000 0x00010000

 1369 19:38:59.431043  IOAPIC: reg 0x0000000b value 0x00000000 0x00010000

 1370 19:38:59.438378  IOAPIC: reg 0x0000000c value 0x00000000 0x00010000

 1371 19:38:59.441623  IOAPIC: reg 0x0000000d value 0x00000000 0x00010000

 1372 19:38:59.444662  IOAPIC: reg 0x0000000e value 0x00000000 0x00010000

 1373 19:38:59.451475  IOAPIC: reg 0x0000000f value 0x00000000 0x00010000

 1374 19:38:59.454611  IOAPIC: reg 0x00000010 value 0x00000000 0x00010000

 1375 19:38:59.458041  IOAPIC: reg 0x00000011 value 0x00000000 0x00010000

 1376 19:38:59.464626  IOAPIC: reg 0x00000012 value 0x00000000 0x00010000

 1377 19:38:59.468144  IOAPIC: reg 0x00000013 value 0x00000000 0x00010000

 1378 19:38:59.471406  IOAPIC: reg 0x00000014 value 0x00000000 0x00010000

 1379 19:38:59.477906  IOAPIC: reg 0x00000015 value 0x00000000 0x00010000

 1380 19:38:59.481196  IOAPIC: reg 0x00000016 value 0x00000000 0x00010000

 1381 19:38:59.488194  IOAPIC: reg 0x00000017 value 0x00000000 0x00010000

 1382 19:38:59.491340  PCI: 00:14.0 init finished in 133953 usecs

 1383 19:38:59.491472  POST: 0x75

 1384 19:38:59.494548  PCI: 00:14.3 init ...

 1385 19:38:59.494660  RTC Init

 1386 19:38:59.497740  PCI: 00:14.3 init finished in 2964 usecs

 1387 19:38:59.497856  POST: 0x75

 1388 19:38:59.500914  PCI: 00:14.7 init ...

 1389 19:38:59.504883  PCI: 00:14.7 init finished in 2002 usecs

 1390 19:38:59.505006  POST: 0x75

 1391 19:38:59.508094  PCI: 00:18.0 init ...

 1392 19:38:59.511208  IOAPIC: Initializing IOAPIC at 0xfec20000

 1393 19:38:59.514705  IOAPIC: Bootstrap Processor Local APIC = 0x10

 1394 19:38:59.517837  IOAPIC: ID = 0x05

 1395 19:38:59.521503  IOAPIC: Dumping registers

 1396 19:38:59.521593    reg 0x0000: 0x05000000

 1397 19:38:59.524188    reg 0x0001: 0x001f8021

 1398 19:38:59.527515    reg 0x0002: 0x00000000

 1399 19:38:59.527601  IOAPIC: 32 interrupts

 1400 19:38:59.531226  IOAPIC: Enabling interrupts on FSB

 1401 19:38:59.537467  IOAPIC: reg 0x00000000 value 0x10000000 0x00000700

 1402 19:38:59.541360  IOAPIC: reg 0x00000001 value 0x00000000 0x00010000

 1403 19:38:59.544571  IOAPIC: reg 0x00000002 value 0x00000000 0x00010000

 1404 19:38:59.551007  IOAPIC: reg 0x00000003 value 0x00000000 0x00010000

 1405 19:38:59.554081  IOAPIC: reg 0x00000004 value 0x00000000 0x00010000

 1406 19:38:59.557321  IOAPIC: reg 0x00000005 value 0x00000000 0x00010000

 1407 19:38:59.564101  IOAPIC: reg 0x00000006 value 0x00000000 0x00010000

 1408 19:38:59.567367  IOAPIC: reg 0x00000007 value 0x00000000 0x00010000

 1409 19:38:59.570666  IOAPIC: reg 0x00000008 value 0x00000000 0x00010000

 1410 19:38:59.577422  IOAPIC: reg 0x00000009 value 0x00000000 0x00010000

 1411 19:38:59.580733  IOAPIC: reg 0x0000000a value 0x00000000 0x00010000

 1412 19:38:59.587293  IOAPIC: reg 0x0000000b value 0x00000000 0x00010000

 1413 19:38:59.590626  IOAPIC: reg 0x0000000c value 0x00000000 0x00010000

 1414 19:38:59.594242  IOAPIC: reg 0x0000000d value 0x00000000 0x00010000

 1415 19:38:59.600848  IOAPIC: reg 0x0000000e value 0x00000000 0x00010000

 1416 19:38:59.603879  IOAPIC: reg 0x0000000f value 0x00000000 0x00010000

 1417 19:38:59.607093  IOAPIC: reg 0x00000010 value 0x00000000 0x00010000

 1418 19:38:59.613737  IOAPIC: reg 0x00000011 value 0x00000000 0x00010000

 1419 19:38:59.617032  IOAPIC: reg 0x00000012 value 0x00000000 0x00010000

 1420 19:38:59.620171  IOAPIC: reg 0x00000013 value 0x00000000 0x00010000

 1421 19:38:59.627262  IOAPIC: reg 0x00000014 value 0x00000000 0x00010000

 1422 19:38:59.630214  IOAPIC: reg 0x00000015 value 0x00000000 0x00010000

 1423 19:38:59.637169  IOAPIC: reg 0x00000016 value 0x00000000 0x00010000

 1424 19:38:59.640448  IOAPIC: reg 0x00000017 value 0x00000000 0x00010000

 1425 19:38:59.643630  IOAPIC: reg 0x00000018 value 0x00000000 0x00010000

 1426 19:38:59.650166  IOAPIC: reg 0x00000019 value 0x00000000 0x00010000

 1427 19:38:59.654052  IOAPIC: reg 0x0000001a value 0x00000000 0x00010000

 1428 19:38:59.657250  IOAPIC: reg 0x0000001b value 0x00000000 0x00010000

 1429 19:38:59.663639  IOAPIC: reg 0x0000001c value 0x00000000 0x00010000

 1430 19:38:59.666598  IOAPIC: reg 0x0000001d value 0x00000000 0x00010000

 1431 19:38:59.669994  IOAPIC: reg 0x0000001e value 0x00000000 0x00010000

 1432 19:38:59.677106  IOAPIC: reg 0x0000001f value 0x00000000 0x00010000

 1433 19:38:59.680469  PCI: 00:18.0 init finished in 170061 usecs

 1434 19:38:59.680569  POST: 0x75

 1435 19:38:59.683506  PCI: 00:18.1 init ...

 1436 19:38:59.687150  PCI: 00:18.1 init finished in 2002 usecs

 1437 19:38:59.687237  POST: 0x75

 1438 19:38:59.690125  PCI: 00:18.2 init ...

 1439 19:38:59.693346  PCI: 00:18.2 init finished in 2002 usecs

 1440 19:38:59.693429  POST: 0x75

 1441 19:38:59.696550  PCI: 00:18.3 init ...

 1442 19:38:59.700113  PCI: 00:18.3 init finished in 2002 usecs

 1443 19:38:59.700222  POST: 0x75

 1444 19:38:59.703259  PCI: 00:18.4 init ...

 1445 19:38:59.706994  PCI: 00:18.4 init finished in 2002 usecs

 1446 19:38:59.707103  POST: 0x75

 1447 19:38:59.710072  PCI: 00:18.5 init ...

 1448 19:38:59.713891  PCI: 00:18.5 init finished in 2002 usecs

 1449 19:38:59.713999  POST: 0x75

 1450 19:38:59.716959  PCI: 01:00.0 init ...

 1451 19:38:59.719937  PCI: 01:00.0 init finished in 2002 usecs

 1452 19:38:59.720042  POST: 0x75

 1453 19:38:59.723883  PCI: 02:00.0 init ...

 1454 19:38:59.730469  BayHub BH720: Power-saving enabled (link_ctrl=0x110103)

 1455 19:38:59.733623  PCI: 02:00.0 init finished in 7129 usecs

 1456 19:38:59.733744  POST: 0x75

 1457 19:38:59.737046  PNP: 0c09.0 init ...

 1458 19:38:59.740095  Google Chrome EC: Hello got back 11223344 status (0)

 1459 19:38:59.743421  Google Chrome EC: version:

 1460 19:38:59.746457      ro: careena_v2.0.11488-7215d6e0e4

 1461 19:38:59.750155      rw: careena_v2.0.11488-7215d6e0e4

 1462 19:38:59.750277    running image: 1

 1463 19:38:59.757053  Google Chrome EC uptime: 5.688 seconds

 1464 19:38:59.760451  Google Chrome AP resets since EC boot: 0

 1465 19:38:59.763877  Google Chrome most recent AP reset causes:

 1466 19:38:59.767205  Google Chrome EC reset flags at last EC boot: reset-pin

 1467 19:38:59.770141  PNP: 0c09.0 init finished in 34471 usecs

 1468 19:38:59.773313  POST: 0x75

 1469 19:38:59.773435  POST: 0x75

 1470 19:38:59.773535  POST: 0x75

 1471 19:38:59.777120  POST: 0x75

 1472 19:38:59.777235  POST: 0x75

 1473 19:38:59.777334  POST: 0x75

 1474 19:38:59.780279  POST: 0x75

 1475 19:38:59.780399  Devices initialized

 1476 19:38:59.783643  Show all devs... After init.

 1477 19:38:59.786983  Root Device: enabled 1

 1478 19:38:59.787098  CPU_CLUSTER: 0: enabled 1

 1479 19:38:59.790248  DOMAIN: 0000: enabled 1

 1480 19:38:59.793387  MMIO: fedc2000: enabled 1

 1481 19:38:59.796658  MMIO: fedc3000: enabled 1

 1482 19:38:59.796775  MMIO: fedc4000: enabled 1

 1483 19:38:59.799941  MMIO: fedc5000: enabled 1

 1484 19:38:59.802917  APIC: 10: enabled 1

 1485 19:38:59.803010  PCI: 00:00.0: enabled 1

 1486 19:38:59.806745  PCI: 00:00.2: enabled 0

 1487 19:38:59.806834  PCI: 00:01.0: enabled 1

 1488 19:38:59.809947  PCI: 00:01.1: enabled 1

 1489 19:38:59.813132  PCI: 00:02.0: enabled 1

 1490 19:38:59.813230  PCI: 00:02.1: enabled 0

 1491 19:38:59.816235  PCI: 00:02.2: enabled 1

 1492 19:38:59.819430  PCI: 00:02.3: enabled 0

 1493 19:38:59.819517  PCI: 00:02.4: enabled 1

 1494 19:38:59.822922  PCI: 00:02.5: enabled 0

 1495 19:38:59.826127  PCI: 00:08.0: enabled 1

 1496 19:38:59.826247  PCI: 00:09.0: enabled 1

 1497 19:38:59.829535  PCI: 00:09.2: enabled 0

 1498 19:38:59.832635  PCI: 00:10.0: enabled 1

 1499 19:38:59.832719  PCI: 00:11.0: enabled 0

 1500 19:38:59.836168  PCI: 00:12.0: enabled 1

 1501 19:38:59.839440  PCI: 00:14.0: enabled 1

 1502 19:38:59.839523  PCI: 00:14.3: enabled 1

 1503 19:38:59.842928  PCI: 00:14.7: enabled 1

 1504 19:38:59.845905  PCI: 00:18.0: enabled 1

 1505 19:38:59.846001  PCI: 00:18.1: enabled 1

 1506 19:38:59.849765  PCI: 00:18.2: enabled 1

 1507 19:38:59.852834  PCI: 00:18.3: enabled 1

 1508 19:38:59.852928  PCI: 00:18.4: enabled 1

 1509 19:38:59.856226  PCI: 00:18.5: enabled 1

 1510 19:38:59.859936  GENERIC: 0.0: enabled 1

 1511 19:38:59.860024  I2C: 01:1a: enabled 1

 1512 19:38:59.862938  GENERIC: 0.1: enabled 1

 1513 19:38:59.863025  I2C: 02:50: enabled 1

 1514 19:38:59.865933  I2C: 03:15: enabled 1

 1515 19:38:59.869740  I2C: 04:39: enabled 1

 1516 19:38:59.869868  I2C: 04:10: enabled 1

 1517 19:38:59.872960  PCI: 02:00.0: enabled 1

 1518 19:38:59.876207  PNP: 0c09.0: enabled 1

 1519 19:38:59.876335  PCI: 00:03.0: enabled 1

 1520 19:38:59.879828  PCI: 01:00.0: enabled 1

 1521 19:38:59.879945  APIC: 11: enabled 1

 1522 19:38:59.886105  BS: BS_DEV_INIT times (us): entry 0 run 1076532 exit 150

 1523 19:38:59.892569  ELOG: Event(A1) added with size 10 at 2024-01-05 19:36:23 UTC

 1524 19:38:59.899634  elog_add_boot_reason: Logged recovery mode boot (Dev-switch on), reason: 0x1b

 1525 19:38:59.905947  ELOG: Event(A0) added with size 9 at 2024-01-05 19:36:23 UTC

 1526 19:38:59.909363  elog_add_boot_reason: Logged dev mode boot

 1527 19:38:59.909470  POST: 0x76

 1528 19:38:59.912599  Finalize devices...

 1529 19:38:59.912689  Devices finalized

 1530 19:38:59.915856  FMAP: area RW_NVRAM found @ 467000 (20480 bytes)

 1531 19:38:59.919201  agesawrapper_amdinitlate() entry

 1532 19:38:59.938775  DmiTable:cdfbd4a3, AcpiPstatein: cdfbc2b9, AcpiSrat:00000000,AcpiSlit:00000000, Mce:cdfbd327, Cmc:cdfbd3e9,Alib:cdfbe586, AcpiIvrs:00000000 in agesawrapper_amdinitlate

 1533 19:38:59.942251  agesawrapper_amdinitlate() returned AGESA_SUCCESS

 1534 19:38:59.945399  agesawrapper_amdinitrtb() entry

 1535 19:38:59.952089  agesawrapper_amdinitrtb() returned AGESA_SUCCESS

 1536 19:38:59.955674  BS: BS_POST_DEVICE times (us): entry 22174 run 4547 exit 37856

 1537 19:38:59.962272  FMAP: area RW_MRC_CACHE found @ 0 (65536 bytes)

 1538 19:38:59.965550  MRC: Checking cached data update for 'RW_MRC_CACHE'.

 1539 19:38:59.968602  MRC: cache data 'RW_MRC_CACHE' needs update.

 1540 19:38:59.985425  ELOG: Event(AA) added with size 11 at 2024-01-05 19:36:23 UTC

 1541 19:38:59.985612  POST: 0x77

 1542 19:38:59.992150  BS: BS_OS_RESUME_CHECK times (us): entry 29626 run 1059 exit 0

 1543 19:38:59.992293  POST: 0x79

 1544 19:38:59.995568  POST: 0x9c

 1545 19:38:59.998825  CBFS: 'Master Header Locator' located CBFS at [df0000:ffffc0)

 1546 19:39:00.002015  CBFS: Locating 'fallback/dsdt.aml'

 1547 19:39:00.005244  CBFS: Found @ offset a6cc0 size 3b94

 1548 19:39:00.012331  CBFS: 'Master Header Locator' located CBFS at [df0000:ffffc0)

 1549 19:39:00.015063  CBFS: Locating 'fallback/slic'

 1550 19:39:00.018823  CBFS: 'fallback/slic' not found.

 1551 19:39:00.022107  ACPI: Writing ACPI tables at cde2e000.

 1552 19:39:00.022231  ACPI:    * FACS

 1553 19:39:00.025307  ACPI:    * DSDT

 1554 19:39:00.028502  Ramoops buffer: 0x100000@0xcdd2e000.

 1555 19:39:00.031852  ACPI:    * FADT

 1556 19:39:00.031970  pm_base: 0x0400

 1557 19:39:00.035470  ACPI: added table 1/32, length now 40

 1558 19:39:00.038646  ACPI:     * SSDT

 1559 19:39:00.038761  ACPI \_PR report 2 core(s)

 1560 19:39:00.041871  dw_i2c: bad counts. hcnt = -1 lcnt = 9

 1561 19:39:00.048775  dw_i2c: bad counts. hcnt = -1 lcnt = 13

 1562 19:39:00.051988  dw_i2c: bad counts. hcnt = -13 lcnt = 11

 1563 19:39:00.054969  dw_i2c: bad counts. hcnt = -7 lcnt = 16

 1564 19:39:00.058077  CBFS: 'Master Header Locator' located CBFS at [df0000:ffffc0)

 1565 19:39:00.061423  CBFS: Locating 'pci1002,98e4.rom'

 1566 19:39:00.065152  CBFS: Found @ offset 92c00 size fe00

 1567 19:39:00.067935  Mapping PCI device 100298e4 to 100298e0

 1568 19:39:00.074780  In CBFS, ROM address for PCI: 00:01.0 = ffe82c48

 1569 19:39:00.081592  PCI expansion ROM, signature 0xaa55, INIT size 0xfe00, data ptr 0x01c0

 1570 19:39:00.084705  PCI ROM image, vendor ID 1002, device ID 98e0,

 1571 19:39:00.088608  PCI ROM image, Class Code 030000, Code Type 00

 1572 19:39:00.095639  \_SB.I2CA.ADAU: Analog Digital DMIC

 1573 19:39:00.102171  \_SB.I2CA.DLG7: Dialog Semiconductor DA7219 Audio Codec address 01ah irq 0

 1574 19:39:00.109174  \_SB.I2CA.MAXM: Maxim Integrated 98357A Amplifier

 1575 19:39:00.112476  \_SB.I2CB.TPMI: I2C TPM at I2C: 02:50

 1576 19:39:00.115668  \_SB.I2CC.D015: ELAN Touchpad at I2C: 03:15

 1577 19:39:00.118787  \_SB.I2CD.D039: Raydium Touchscreen at I2C: 04:39

 1578 19:39:00.125501  \_SB.I2CD.D010: ELAN Touchscreen at I2C: 04:10

 1579 19:39:00.128814  ACPI: added table 2/32, length now 44

 1580 19:39:00.128939  ACPI:    * MCFG

 1581 19:39:00.132010  ACPI: added table 3/32, length now 48

 1582 19:39:00.135289  ACPI:    * TCPA

 1583 19:39:00.135409  TCPA log created at cdd0e000

 1584 19:39:00.138309  ACPI: added table 4/32, length now 52

 1585 19:39:00.142217  ACPI:    * MADT

 1586 19:39:00.144781  ACPI: added table 5/32, length now 56

 1587 19:39:00.144903  current = cde32e10

 1588 19:39:00.151978  CBFS: 'Master Header Locator' located CBFS at [df0000:ffffc0)

 1589 19:39:00.155100  CBFS: Locating 'pci1002,98e4.rom'

 1590 19:39:00.158156  CBFS: Found @ offset 92c00 size fe00

 1591 19:39:00.161838  Mapping PCI device 100298e4 to 100298e0

 1592 19:39:00.165059  In CBFS, ROM address for PCI: 00:01.0 = ffe82c48

 1593 19:39:00.171471  PCI expansion ROM, signature 0xaa55, INIT size 0xfe00, data ptr 0x01c0

 1594 19:39:00.178345  PCI ROM image, vendor ID 1002, device ID 98e0,

 1595 19:39:00.181710  PCI ROM image, Class Code 030000, Code Type 00

 1596 19:39:00.185018  ACPI:    * VFCT at cde32e10

 1597 19:39:00.188203             Copying initialized VBIOS image from 000c0000

 1598 19:39:00.191443  ACPI: added table 6/32, length now 60

 1599 19:39:00.195254  ACPI:    * HPET

 1600 19:39:00.198488  ACPI: added table 7/32, length now 64

 1601 19:39:00.201782  ACPI: added table 8/32, length now 68

 1602 19:39:00.201904  ACPI:    * IVRS at cde42e90

 1603 19:39:00.204826    AGESA IVRS table NULL. Skipping.

 1604 19:39:00.208322  ACPI:    * SRAT at cde42e90

 1605 19:39:00.211668    AGESA SRAT table NULL. Skipping.

 1606 19:39:00.214918  ACPI:   * SLIT at cde42e90

 1607 19:39:00.217820    AGESA SLIT table NULL. Skipping.

 1608 19:39:00.221079  ACPI:  * AGESA ALIB SSDT at cde42e90

 1609 19:39:00.224820  ACPI: added table 9/32, length now 72

 1610 19:39:00.227855  ACPI:    * SSDT at cde479f0

 1611 19:39:00.231694  ACPI: added table 10/32, length now 76

 1612 19:39:00.234922  ACPI:    * SSDT for PState at cde47e2c

 1613 19:39:00.235042  ACPI: done.

 1614 19:39:00.238126  ACPI tables: 106032 bytes.

 1615 19:39:00.241127  smbios_write_tables: cdd0d000

 1616 19:39:00.241246  Create SMBIOS type 17

 1617 19:39:00.244382  SMBIOS tables: 539 bytes.

 1618 19:39:00.248172  Writing table forward entry at 0x00000500

 1619 19:39:00.254812  Wrote coreboot table at: 00000500, 0x10 bytes, checksum 11f9

 1620 19:39:00.257930  Writing coreboot table at 0xcde52000

 1621 19:39:00.261189   0. 0000000000000000-0000000000000fff: CONFIGURATION TABLES

 1622 19:39:00.264766   1. 0000000000001000-000000000009ffff: RAM

 1623 19:39:00.271556   2. 00000000000a0000-00000000000fffff: RESERVED

 1624 19:39:00.274811   3. 0000000000100000-00000000cdd0cfff: RAM

 1625 19:39:00.278128   4. 00000000cdd0d000-00000000cde9efff: CONFIGURATION TABLES

 1626 19:39:00.284618   5. 00000000cde9f000-00000000cdfa0fff: RAMSTAGE

 1627 19:39:00.287786   6. 00000000cdfa1000-00000000cdffffff: CONFIGURATION TABLES

 1628 19:39:00.294315   7. 00000000ce000000-00000000cfffffff: RESERVED

 1629 19:39:00.297594   8. 00000000f8000000-00000000fbffffff: RESERVED

 1630 19:39:00.301301   9. 0000000100000000-000000012effffff: RAM

 1631 19:39:00.304255  Passing 5 GPIOs to payload:

 1632 19:39:00.307581              NAME |       PORT | POLARITY |     VALUE

 1633 19:39:00.314135     write protect |  undefined |     high |       low

 1634 19:39:00.317406          recovery |  undefined |     high |       low

 1635 19:39:00.324822               lid |  undefined |     high |      high

 1636 19:39:00.327386             power |  undefined |     high |       low

 1637 19:39:00.330695          EC in RW | 0x0000000f |     high |       low

 1638 19:39:00.334482  Board ID: 6

 1639 19:39:00.334603  SKU ID: 33

 1640 19:39:00.340899  CBFS: 'Master Header Locator' located CBFS at [df0000:ffffc0)

 1641 19:39:00.343901  Wrote coreboot table at: cde52000, 0x538 bytes, checksum 6ac4

 1642 19:39:00.347295  coreboot table: 1360 bytes.

 1643 19:39:00.350938  IMD ROOT    0. cdfff000 00001000

 1644 19:39:00.353999  IMD SMALL   1. cdffe000 00001000

 1645 19:39:00.357303  CONSOLE     2. cdfde000 00020000

 1646 19:39:00.360605  TIME STAMP  3. cdfdd000 00000910

 1647 19:39:00.363954  VBOOT       4. cdfdc000 00000c0c

 1648 19:39:00.364077  ACPISCRATCH 5. cdfac000 00030000

 1649 19:39:00.367801  ROMSTG STCK 6. cdfab000 00000400

 1650 19:39:00.370983  AFTER CAR   7. cdfa1000 0000a000

 1651 19:39:00.374013  RAMSTAGE    8. cde9e000 00103000

 1652 19:39:00.377601  REFCODE     9. cde6c000 00032000

 1653 19:39:00.380928  ACPI GNVS  10. cde6b000 00001000

 1654 19:39:00.384147  SMM BACKUP 11. cde5b000 00010000

 1655 19:39:00.387396  MRC DATA   12. cde5a000 00000e75

 1656 19:39:00.390656  COREBOOT   13. cde52000 00008000

 1657 19:39:00.393906  ACPI       14. cde2e000 00024000

 1658 19:39:00.394022  RAMOOPS    15. cdd2e000 00100000

 1659 19:39:00.397698  VGA ROM #0 16. cdd1e000 0000fe00

 1660 19:39:00.400955  TCPA TCGLOG17. cdd0e000 00010000

 1661 19:39:00.404087  SMBIOS     18. cdd0d000 00000800

 1662 19:39:00.407220  IMD small region:

 1663 19:39:00.410795    IMD ROOT    0. cdffec00 00000400

 1664 19:39:00.414106    VBOOT SEL   1. cdffebe0 00000008

 1665 19:39:00.417279    EC HOSTEVENT 2. cdffebc0 00000008

 1666 19:39:00.420961    ROMSTAGE    3. cdffeba0 00000004

 1667 19:39:00.421083    VPD         4. cdffeb20 0000006c

 1668 19:39:00.424073    POWER STATE 5. cdffeb00 00000010

 1669 19:39:00.427326    MEM INFO    6. cdffe9a0 00000149

 1670 19:39:00.430590    COREBOOTFWD 7. cdffe960 00000028

 1671 19:39:00.437206  BS: BS_WRITE_TABLES times (us): entry 2 run 438462 exit 1

 1672 19:39:00.437332  POST: 0x7a

 1673 19:39:00.444080  CBFS: 'Master Header Locator' located CBFS at [df0000:ffffc0)

 1674 19:39:00.447430  CBFS: Locating 'fallback/payload'

 1675 19:39:00.450587  CBFS: Found @ offset 1ae180 size 39f90

 1676 19:39:00.454196  Loading segment from ROM address 0xfff9e1b8

 1677 19:39:00.457277    code (compression=0)

 1678 19:39:00.463752    New segment dstaddr 0x30104020 memsize 0x254890 srcaddr 0xfff9e1f0 filesize 0x39f58

 1679 19:39:00.467367  Loading segment from ROM address 0xfff9e1d4

 1680 19:39:00.470678    Entry Point 0x30104020

 1681 19:39:00.480166  Loading Segment: addr: 0x0000000030104020 memsz: 0x0000000000254890 filesz: 0x0000000000039f58

 1682 19:39:00.483597  lb: [0x00000000cde9f000, 0x00000000cdfa09d8)

 1683 19:39:00.490137  Post relocation: addr: 0x0000000030104020 memsz: 0x0000000000254890 filesz: 0x0000000000039f58

 1684 19:39:00.493442  it's not compressed!

 1685 19:39:00.518253  [ 0x30104020, 3013df78, 0x303588b0) <- fff9e1f0

 1686 19:39:00.524967  Clearing Segment: addr: 0x000000003013df78 memsz: 0x000000000021a938

 1687 19:39:00.528378  dest 30104020, end 303588b0, bouncebuffer ffffffff

 1688 19:39:00.531717  Loaded segments

 1689 19:39:00.531820  Lock SMM configuration

 1690 19:39:00.534853  POST: 0xfe

 1691 19:39:00.538099  BS: BS_PAYLOAD_LOAD times (us): entry 231 run 92764 exit 3309

 1692 19:39:00.541738  PSP: Notify that POST is finishing... OK

 1693 19:39:00.545023  POST: 0x7b

 1694 19:39:00.548121  mp_park_aps done after 0 msecs.

 1695 19:39:00.551447  Jumping to boot code at 30104020(cde52000)

 1696 19:39:00.551528  POST: 0xf8

 1697 19:39:00.558064  CPU0: stack: cdeda000 - cdedb000, lowest used address cdeda558, stack used: 2728 bytes

 1698 19:39:00.564172  

 1699 19:39:00.564303  

 1700 19:39:00.564371  

 1701 19:39:00.564431  Starting depthcharge on grunt...

 1702 19:39:00.564768  end: 2.2.3 depthcharge-start (duration 00:00:06) [common]
 1703 19:39:00.564867  start: 2.2.4 bootloader-commands (timeout 00:04:48) [common]
 1704 19:39:00.564949  Setting prompt string to ['grunt:']
 1705 19:39:00.565026  bootloader-commands: Wait for prompt ['grunt:'] (timeout 00:04:48)
 1706 19:39:00.567256  

 1707 19:39:00.570467  WARNING: can't convert coreboot GPIOs, 'lid' won't be resampled at runtime!

 1708 19:39:00.573612  

 1709 19:39:00.580112  WARNING: can't convert coreboot GPIOs, 'power' won't be resampled at runtime!

 1710 19:39:00.580253  

 1711 19:39:00.583855  The GBB signature is at 0x30004020 and is:  24 47 42 42

 1712 19:39:00.587801  

 1713 19:39:00.591080  [firmware-grunt-11031.B-collabora] Dec 11 2020 09:59:28

 1714 19:39:00.591176  

 1715 19:39:00.591243  

 1716 19:39:00.591315  

 1717 19:39:00.591655  Setting prompt string to ['grunt:', '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}']
 1719 19:39:00.692014  grunt: tftpboot 192.168.201.1 12460396/tftp-deploy-4m17rhr5/kernel/bzImage 12460396/tftp-deploy-4m17rhr5/kernel/cmdline 12460396/tftp-deploy-4m17rhr5/ramdisk/ramdisk.cpio.gz

 1720 19:39:00.692209  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}']
 1721 19:39:00.692336  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 00:04:48)
 1722 19:39:00.696724  tftpboot 192.168.201.1 12460396/tftp-deploy-4m17rhr5/kernel/bzImagehr5/kernel/cmdline 12460396/tftp-deploy-4m17rhr5/ramdisk/ramdisk.cpio.gz

 1723 19:39:00.696817  

 1724 19:39:00.696891  Waiting for link

 1725 19:39:01.134046  

 1726 19:39:01.134197  R8152: Initializing

 1727 19:39:01.134265  

 1728 19:39:01.137062  Version 9 (ocp_data = 6010)

 1729 19:39:01.167837  

 1730 19:39:01.168016  R8152: Done initializing

 1731 19:39:01.168114  

 1732 19:39:01.171103  Adding net device

 1733 19:39:01.348092  

 1734 19:39:01.348269  R8152: Initializing

 1735 19:39:01.348368  

 1736 19:39:01.351186  Version 9 (ocp_data = 6010)

 1737 19:39:01.381483  

 1738 19:39:01.381636  R8152: Done initializing

 1739 19:39:01.381705  

 1740 19:39:01.385071  net_add_device: Attemp to include the same device

 1741 19:39:01.592560  

 1742 19:39:01.592723  done.

 1743 19:39:01.592814  

 1744 19:39:01.592895  MAC: 00:e0:4c:78:41:78

 1745 19:39:01.593003  

 1746 19:39:01.596351  Sending DHCP discover... done.

 1747 19:39:01.596447  

 1748 19:39:01.599342  Waiting for reply... done.

 1749 19:39:01.599468  

 1750 19:39:01.602708  Sending DHCP request... done.

 1751 19:39:01.602821  

 1752 19:39:01.606171  Waiting for reply... done.

 1753 19:39:01.606285  

 1754 19:39:01.606381  My ip is 192.168.201.18

 1755 19:39:01.606473  

 1756 19:39:01.609228  The DHCP server ip is 192.168.201.1

 1757 19:39:01.609370  

 1758 19:39:01.612565  TFTP server IP predefined by user: 192.168.201.1

 1759 19:39:01.616256  

 1760 19:39:01.619553  Bootfile predefined by user: 12460396/tftp-deploy-4m17rhr5/kernel/bzImage

 1761 19:39:01.619676  

 1762 19:39:01.623089  Sending tftp read request... done.

 1763 19:39:01.623227  

 1764 19:39:01.626188  Waiting for the transfer... 

 1765 19:39:01.626307  

 1766 19:39:01.889782  00000000 ################################################################

 1767 19:39:01.889974  

 1768 19:39:02.150307  00080000 ################################################################

 1769 19:39:02.150495  

 1770 19:39:02.407824  00100000 ################################################################

 1771 19:39:02.408018  

 1772 19:39:02.673037  00180000 ################################################################

 1773 19:39:02.673230  

 1774 19:39:02.933703  00200000 ################################################################

 1775 19:39:02.933892  

 1776 19:39:03.190555  00280000 ################################################################

 1777 19:39:03.190752  

 1778 19:39:03.453829  00300000 ################################################################

 1779 19:39:03.453982  

 1780 19:39:03.712492  00380000 ################################################################

 1781 19:39:03.712649  

 1782 19:39:03.970615  00400000 ################################################################

 1783 19:39:03.970766  

 1784 19:39:04.235042  00480000 ################################################################

 1785 19:39:04.235190  

 1786 19:39:04.504592  00500000 ################################################################

 1787 19:39:04.504747  

 1788 19:39:04.772429  00580000 ################################################################

 1789 19:39:04.772570  

 1790 19:39:05.047022  00600000 ################################################################

 1791 19:39:05.047213  

 1792 19:39:05.306727  00680000 ################################################################

 1793 19:39:05.306879  

 1794 19:39:05.588964  00700000 ################################################################

 1795 19:39:05.589103  

 1796 19:39:05.846033  00780000 ################################################################

 1797 19:39:05.846240  

 1798 19:39:06.116801  00800000 ################################################################

 1799 19:39:06.117034  

 1800 19:39:06.383711  00880000 ################################################################

 1801 19:39:06.383917  

 1802 19:39:06.645274  00900000 ################################################################

 1803 19:39:06.645440  

 1804 19:39:06.916031  00980000 ################################################################

 1805 19:39:06.916255  

 1806 19:39:07.170423  00a00000 ################################################################

 1807 19:39:07.170639  

 1808 19:39:07.418906  00a80000 ################################################################

 1809 19:39:07.419080  

 1810 19:39:07.667946  00b00000 ################################################################

 1811 19:39:07.668138  

 1812 19:39:07.935493  00b80000 ################################################################

 1813 19:39:07.935696  

 1814 19:39:08.208659  00c00000 ################################################################

 1815 19:39:08.208853  

 1816 19:39:08.497061  00c80000 ################################################################

 1817 19:39:08.497258  

 1818 19:39:08.766292  00d00000 ################################################################

 1819 19:39:08.766446  

 1820 19:39:09.032115  00d80000 ################################################################

 1821 19:39:09.032271  

 1822 19:39:09.300845  00e00000 ################################################################

 1823 19:39:09.301005  

 1824 19:39:09.563345  00e80000 ################################################################

 1825 19:39:09.563485  

 1826 19:39:09.836792  00f00000 ################################################################

 1827 19:39:09.836937  

 1828 19:39:10.158747  00f80000 ################################################################

 1829 19:39:10.159167  

 1830 19:39:10.437445  01000000 ############################################################## done.

 1831 19:39:10.437593  

 1832 19:39:10.441116  The bootfile was 17280320 bytes long.

 1833 19:39:10.441200  

 1834 19:39:10.444163  Sending tftp read request... done.

 1835 19:39:10.444298  

 1836 19:39:10.447476  Waiting for the transfer... 

 1837 19:39:10.447557  

 1838 19:39:10.736271  00000000 ################################################################

 1839 19:39:10.736456  

 1840 19:39:11.033965  00080000 ################################################################

 1841 19:39:11.034114  

 1842 19:39:11.338981  00100000 ################################################################

 1843 19:39:11.339142  

 1844 19:39:11.635793  00180000 ################################################################

 1845 19:39:11.635980  

 1846 19:39:11.941068  00200000 ################################################################

 1847 19:39:11.941218  

 1848 19:39:12.243229  00280000 ################################################################

 1849 19:39:12.243388  

 1850 19:39:12.538908  00300000 ################################################################

 1851 19:39:12.539060  

 1852 19:39:12.835811  00380000 ################################################################

 1853 19:39:12.835995  

 1854 19:39:13.135110  00400000 ################################################################

 1855 19:39:13.135316  

 1856 19:39:13.435338  00480000 ################################################################

 1857 19:39:13.435488  

 1858 19:39:13.753228  00500000 ################################################################

 1859 19:39:13.753373  

 1860 19:39:14.027141  00580000 ################################################################

 1861 19:39:14.027296  

 1862 19:39:14.316282  00600000 ################################################################

 1863 19:39:14.316462  

 1864 19:39:14.584432  00680000 ################################################################

 1865 19:39:14.584565  

 1866 19:39:14.853717  00700000 ################################################################

 1867 19:39:14.853854  

 1868 19:39:15.118087  00780000 ################################################################

 1869 19:39:15.118224  

 1870 19:39:15.391311  00800000 ################################################################

 1871 19:39:15.391472  

 1872 19:39:15.661275  00880000 ################################################################

 1873 19:39:15.661410  

 1874 19:39:15.947847  00900000 ################################################################

 1875 19:39:15.947985  

 1876 19:39:16.240596  00980000 ################################################################

 1877 19:39:16.240730  

 1878 19:39:16.243745  00a00000 # done.

 1879 19:39:16.243860  

 1880 19:39:16.247005  Sending tftp read request... done.

 1881 19:39:16.247121  

 1882 19:39:16.247225  Waiting for the transfer... 

 1883 19:39:16.247334  

 1884 19:39:16.250413  00000000 # done.

 1885 19:39:16.250500  

 1886 19:39:16.256845  Command line loaded dynamically from TFTP file: 12460396/tftp-deploy-4m17rhr5/kernel/cmdline

 1887 19:39:16.256931  

 1888 19:39:16.283300  The command line is: earlyprintk=uart8250,mmio32,0xfedc6000,115200n8 console_msg_format=syslog earlycon deferred_probe_timeout=60 console=ttyS0,115200n8 root=/dev/nfs rw nfsroot=192.168.201.1:/var/lib/lava/dispatcher/tmp/12460396/extract-nfsrootfs-yy3b47jw,tcp,hard ip=dhcp tftpserverip=192.168.201.1

 1889 19:39:16.293493  

 1890 19:39:16.293620  Shutting down all USB controllers.

 1891 19:39:16.293692  

 1892 19:39:16.296603  Removing current net device

 1893 19:39:16.305837  

 1894 19:39:16.305919  Finalizing coreboot

 1895 19:39:16.305984  

 1896 19:39:16.306044  

 1897 19:39:16.306101  

 1898 19:39:16.312206  coreboot-56f9d1cd49 Thu Sep  5 21:57:06 UTC 2019 smm starting...

 1899 19:39:16.312338  

 1900 19:39:16.312404  SMI# #0

 1901 19:39:16.319055  Exiting depthcharge with code 4 at timestamp: 21302083

 1902 19:39:16.319191  

 1903 19:39:16.319316  

 1904 19:39:16.319392  Starting kernel ...

 1905 19:39:16.319468  

 1906 19:39:16.319554  

 1907 19:39:16.319992  end: 2.2.4 bootloader-commands (duration 00:00:16) [common]
 1908 19:39:16.320084  start: 2.2.5 auto-login-action (timeout 00:04:33) [common]
 1909 19:39:16.320158  Setting prompt string to ['Linux version [0-9]']
 1910 19:39:16.320224  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}']
 1911 19:39:16.320316  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)
 1912 19:39:16.876583  

 1913 19:39:16.876716  

 1914 19:39:16.876781  

 1915 19:39:16.879447  coreboot-56f9d1cd49 Thu Sep  5 21:57:06 UTC 2019 smm starting...

 1916 19:39:16.879597  

 1917 19:39:16.883138  SMI# #0

 1918 19:39:16.886241  Chrome EC: Set SMI mask to 0x0000000000000000

 1919 19:39:16.889771  Chrome EC: UHEPI supported

 1920 19:39:16.893308  Clearing pending EC events. Error code 1 is expected.

 1921 19:39:16.896865  EC returned error result code 9

 1922 19:39:16.900186  Chrome EC: Set SCI mask to 0x00000000142609fb

 1923 19:39:17.883811  start: 2.2.5.1 login-action (timeout 00:04:31) [common]
 1924 19:39:17.883954  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.
 1925 19:39:17.884063  Setting prompt string to []
 1926 19:39:17.884179  Setting prompt string to ['-\\[ cut here \\]', 'Unhandled fault', 'BUG: KCSAN:', 'BUG: KASAN:', 'BUG: KFENCE:', 'Oops(?: -|:)', 'WARNING:', '(kernel BUG at|BUG:)', 'invalid opcode:', 'Kernel panic - not syncing']
 1927 19:39:17.884308  Using line separator: #'\n'#
 1928 19:39:17.884396  No login prompt set.
 1929 19:39:17.884481  Parsing kernel messages
 1930 19:39:17.884552  ['-\\[ cut here \\]', 'Unhandled fault', 'BUG: KCSAN:', 'BUG: KASAN:', 'BUG: KFENCE:', 'Oops(?: -|:)', 'WARNING:', '(kernel BUG at|BUG:)', 'invalid opcode:', 'Kernel panic - not syncing', '/ #', 'Login timed out', 'Login incorrect']
 1931 19:39:17.884760  [login-action] Waiting for messages, (timeout 00:04:31)
 1932 19:39:17.903395  <5>[    0.000000] Linux version 5.10.206-cip41 (KernelCI@build-j66870-x86-64-gcc-10-x86-64-defconfig-x86-board-lsjpb) (gcc (Debian 10.2.1-6) 10.2.1 20210110, GNU ld (GNU Binutils for Debian) 2.35.2) #1 SMP Fri Jan 5 19:13:20 UTC 2024

 1933 19:39:17.929510  <6>[    0.000000] Command line: earlyprintk=uart8250,mmio32,0xfedc6000,115200n8 console_msg_format=syslog earlycon deferred_probe_timeout=60 console=ttyS0,115200n8 root=/dev/nfs rw nfsroot=192.168.201.1:/var/lib/lava/dispatcher/tmp/12460396/extract-nfsrootfs-yy3b47jw,tcp,hard ip=dhcp tftpserverip=192.168.201.1

 1934 19:39:17.932809  <6>[    0.000000] BIOS-provided physical RAM map:

 1935 19:39:17.939809  <6>[    0.000000] BIOS-e820: [mem 0x0000000000000000-0x0000000000000fff] type 16

 1936 19:39:17.949362  <6>[    0.000000] BIOS-e820: [mem 0x0000000000001000-0x000000000009ffff] usable

 1937 19:39:17.956151  <6>[    0.000000] BIOS-e820: [mem 0x00000000000a0000-0x00000000000fffff] reserved

 1938 19:39:17.962591  <6>[    0.000000] BIOS-e820: [mem 0x0000000000100000-0x00000000cdd0cfff] usable

 1939 19:39:17.969233  <6>[    0.000000] BIOS-e820: [mem 0x00000000cdd0d000-0x00000000cdffffff] type 16

 1940 19:39:17.975766  <6>[    0.000000] BIOS-e820: [mem 0x00000000ce000000-0x00000000cfffffff] reserved

 1941 19:39:17.982771  <6>[    0.000000] BIOS-e820: [mem 0x00000000f8000000-0x00000000fbffffff] reserved

 1942 19:39:17.989108  <6>[    0.000000] BIOS-e820: [mem 0x0000000100000000-0x000000012effffff] usable

 1943 19:39:17.995715  <6>[    0.000000] NX (Execute Disable) protection: active

 1944 19:39:17.999038  <6>[    0.000000] SMBIOS 2.7 present.

 1945 19:39:18.005638  <6>[    0.000000] DMI: Google Grunt/Grunt, BIOS  09/05/2019

 1946 19:39:18.009482  <6>[    0.000000] tsc: Fast TSC calibration using PIT

 1947 19:39:18.015532  <6>[    0.000000] tsc: Detected 1596.944 MHz processor

 1948 19:39:18.019124  <6>[    0.001259] last_pfn = 0x12f000 max_arch_pfn = 0x400000000

 1949 19:39:18.025532  <6>[    0.001753] x86/PAT: Configuration [0-7]: WB  WC  UC- UC  WB  WP  UC- WT  

 1950 19:39:18.032442  <6>[    0.003309] last_pfn = 0xcdd0d max_arch_pfn = 0x400000000

 1951 19:39:18.038827  <6>[    0.009845] check: Scanning 1 areas for low memory corruption

 1952 19:39:18.042071  <6>[    0.009855] Using GB pages for direct mapping

 1953 19:39:18.049033  <6>[    0.010334] RAMDISK: [mem 0x375ff000-0x37ffffff]

 1954 19:39:18.055327  <6>[    0.010340] ACPI: Early table checksum verification disabled

 1955 19:39:18.058507  <6>[    0.010347] ACPI: RSDP 0x00000000000F0000 000024 (v02 COREv4)

 1956 19:39:18.068469  <6>[    0.010357] ACPI: XSDT 0x00000000CDE2E0E0 000074 (v01 COREv4 COREBOOT 00000000 CORE 00000000)

 1957 19:39:18.078470  <6>[    0.010369] ACPI: FACP 0x00000000CDE31E60 0000F4 (v04 COREv4 COREBOOT 00000000 CORE 00000000)

 1958 19:39:18.085021  <6>[    0.010380] ACPI: DSDT 0x00000000CDE2E280 003BE0 (v02 COREv4 COREBOOT 00010001 INTL 20180531)

 1959 19:39:18.091692  <6>[    0.010389] ACPI: FACS 0x00000000CDE2E240 000040

 1960 19:39:18.101526  <6>[    0.010396] ACPI: SSDT 0x00000000CDE31F60 000DB5 (v02 COREv4 COREBOOT 0000002A CORE 0000002A)

 1961 19:39:18.108029  <6>[    0.010405] ACPI: MCFG 0x00000000CDE32D20 00003C (v01 COREv4 COREBOOT 00000000 CORE 00000000)

 1962 19:39:18.118184  <6>[    0.010413] ACPI: TCPA 0x00000000CDE32D60 000032 (v02 COREv4 COREBOOT 00000000 CORE 00000000)

 1963 19:39:18.128214  <6>[    0.010420] ACPI: APIC 0x00000000CDE32DA0 00006E (v02 COREv4 COREBOOT 00000000 CORE 00000000)

 1964 19:39:18.134910  <6>[    0.010428] ACPI: VFCT 0x00000000CDE32E10 00FE69 (v01 COREv4 COREBOOT 00000000 CORE 00000000)

 1965 19:39:18.144162  <6>[    0.010436] ACPI: HPET 0x00000000CDE42C80 000038 (v01 COREv4 COREBOOT 00000000 CORE 00000000)

 1966 19:39:18.154493  <6>[    0.010443] ACPI: HEST 0x00000000CDE42CC0 0001D0 (v01 COREv4 COREBOOT 00000000 CORE 00000000)

 1967 19:39:18.161071  <6>[    0.010451] ACPI: SSDT 0x00000000CDE42E90 004B5B (v02 AMD    AGESA    00000002 MSFT 04000000)

 1968 19:39:18.170679  <6>[    0.010459] ACPI: SSDT 0x00000000CDE479F0 00043C (v01 AMD    AGESA    00000001 AMD  00000001)

 1969 19:39:18.177694  <6>[    0.010467] ACPI: Reserving FACP table memory at [mem 0xcde31e60-0xcde31f53]

 1970 19:39:18.184241  <6>[    0.010470] ACPI: Reserving DSDT table memory at [mem 0xcde2e280-0xcde31e5f]

 1971 19:39:18.190911  <6>[    0.010474] ACPI: Reserving FACS table memory at [mem 0xcde2e240-0xcde2e27f]

 1972 19:39:18.200620  <6>[    0.010477] ACPI: Reserving SSDT table memory at [mem 0xcde31f60-0xcde32d14]

 1973 19:39:18.207035  <6>[    0.010481] ACPI: Reserving MCFG table memory at [mem 0xcde32d20-0xcde32d5b]

 1974 19:39:18.213945  <6>[    0.010484] ACPI: Reserving TCPA table memory at [mem 0xcde32d60-0xcde32d91]

 1975 19:39:18.220541  <6>[    0.010487] ACPI: Reserving APIC table memory at [mem 0xcde32da0-0xcde32e0d]

 1976 19:39:18.230316  <6>[    0.010490] ACPI: Reserving VFCT table memory at [mem 0xcde32e10-0xcde42c78]

 1977 19:39:18.237196  <6>[    0.010493] ACPI: Reserving HPET table memory at [mem 0xcde42c80-0xcde42cb7]

 1978 19:39:18.243791  <6>[    0.010496] ACPI: Reserving HEST table memory at [mem 0xcde42cc0-0xcde42e8f]

 1979 19:39:18.250220  <6>[    0.010499] ACPI: Reserving SSDT table memory at [mem 0xcde42e90-0xcde479ea]

 1980 19:39:18.257138  <6>[    0.010503] ACPI: Reserving SSDT table memory at [mem 0xcde479f0-0xcde47e2b]

 1981 19:39:18.263799  <6>[    0.010566] No NUMA configuration found

 1982 19:39:18.270115  <6>[    0.010570] Faking a node at [mem 0x0000000000000000-0x000000012effffff]

 1983 19:39:18.276773  <6>[    0.010577] NODE_DATA(0) allocated [mem 0x12effa000-0x12effdfff]

 1984 19:39:18.276855  <6>[    0.010613] Zone ranges:

 1985 19:39:18.283185  <6>[    0.010617]   DMA      [mem 0x0000000000001000-0x0000000000ffffff]

 1986 19:39:18.290105  <6>[    0.010622]   DMA32    [mem 0x0000000001000000-0x00000000ffffffff]

 1987 19:39:18.296647  <6>[    0.010627]   Normal   [mem 0x0000000100000000-0x000000012effffff]

 1988 19:39:18.303386  <6>[    0.010632] Movable zone start for each node

 1989 19:39:18.306499  <6>[    0.010635] Early memory node ranges

 1990 19:39:18.313288  <6>[    0.010638]   node   0: [mem 0x0000000000001000-0x000000000009ffff]

 1991 19:39:18.319506  <6>[    0.010641]   node   0: [mem 0x0000000000100000-0x00000000cdd0cfff]

 1992 19:39:18.326256  <6>[    0.010645]   node   0: [mem 0x0000000100000000-0x000000012effffff]

 1993 19:39:18.332969  <6>[    0.010649] Initmem setup node 0 [mem 0x0000000000001000-0x000000012effffff]

 1994 19:39:18.339711  <6>[    0.010674] On node 0, zone DMA: 1 pages in unavailable ranges

 1995 19:39:18.345967  <6>[    0.010710] On node 0, zone DMA: 96 pages in unavailable ranges

 1996 19:39:18.353092  <6>[    0.026566] On node 0, zone Normal: 8947 pages in unavailable ranges

 1997 19:39:18.359193  <6>[    0.026637] On node 0, zone Normal: 4096 pages in unavailable ranges

 1998 19:39:18.362780  <6>[    0.026703] ACPI: PM-Timer IO Port: 0x418

 1999 19:39:18.369291  <6>[    0.026717] ACPI: LAPIC_NMI (acpi_id[0xff] high edge lint[0x1])

 2000 19:39:18.375756  <6>[    0.026737] IOAPIC[0]: apic_id 4, version 33, address 0xfec00000, GSI 0-23

 2001 19:39:18.382709  <6>[    0.026749] IOAPIC[1]: apic_id 5, version 33, address 0xfec20000, GSI 24-55

 2002 19:39:18.389015  <6>[    0.026753] ACPI: INT_SRC_OVR (bus 0 bus_irq 0 global_irq 2 dfl dfl)

 2003 19:39:18.395989  <6>[    0.026758] ACPI: INT_SRC_OVR (bus 0 bus_irq 9 global_irq 9 low level)

 2004 19:39:18.402320  <6>[    0.026768] Using ACPI (MADT) for SMP configuration information

 2005 19:39:18.409012  <6>[    0.026772] ACPI: HPET id: 0x10228201 base: 0xfed00000

 2006 19:39:18.412181  <6>[    0.026781] smpboot: Allowing 2 CPUs, 0 hotplug CPUs

 2007 19:39:18.422393  <6>[    0.026803] PM: hibernation: Registered nosave memory: [mem 0x00000000-0x00000fff]

 2008 19:39:18.428752  <6>[    0.026807] PM: hibernation: Registered nosave memory: [mem 0x000a0000-0x000fffff]

 2009 19:39:18.435530  <6>[    0.026811] PM: hibernation: Registered nosave memory: [mem 0xcdd0d000-0xcdffffff]

 2010 19:39:18.445361  <6>[    0.026815] PM: hibernation: Registered nosave memory: [mem 0xce000000-0xcfffffff]

 2011 19:39:18.452115  <6>[    0.026817] PM: hibernation: Registered nosave memory: [mem 0xd0000000-0xf7ffffff]

 2012 19:39:18.458357  <6>[    0.026820] PM: hibernation: Registered nosave memory: [mem 0xf8000000-0xfbffffff]

 2013 19:39:18.468463  <6>[    0.026823] PM: hibernation: Registered nosave memory: [mem 0xfc000000-0xffffffff]

 2014 19:39:18.475308  <6>[    0.026830] [mem 0xd0000000-0xf7ffffff] available for PCI devices

 2015 19:39:18.484985  <6>[    0.026837] clocksource: refined-jiffies: mask: 0xffffffff max_cycles: 0xffffffff, max_idle_ns: 1910969940391419 ns

 2016 19:39:18.491659  <6>[    0.036011] setup_percpu: NR_CPUS:64 nr_cpumask_bits:64 nr_cpu_ids:2 nr_node_ids:1

 2017 19:39:18.498031  <6>[    0.036561] percpu: Embedded 59 pages/cpu s200848 r8192 d32624 u1048576

 2018 19:39:18.508223  <6>[    0.036628] Built 1 zonelists, mobility grouping on.  Total pages: 1019233

 2019 19:39:18.511380  <6>[    0.036633] Policy zone: Normal

 2020 19:39:18.537983  <5>[    0.036646] Kernel command line: earlyprintk=uart8250,mmio32,0xfedc6000,115200n8 console_msg_format=syslog earlycon deferred_probe_timeout=60 console=ttyS0,115200n8 root=/dev/nfs rw nfsroot=192.168.201.1:/var/lib/lava/dispatcher/tmp/12460396/extract-nfsrootfs-yy3b47jw,tcp,hard ip=dhcp tftpserverip=192.168.201.1

 2021 19:39:18.547465  <6>[    0.037755] Dentry cache hash table entries: 524288 (order: 10, 4194304 bytes, linear)

 2022 19:39:18.554265  <6>[    0.038241] Inode-cache hash table entries: 262144 (order: 9, 2097152 bytes, linear)

 2023 19:39:18.561149  <6>[    0.038269] mem auto-init: stack:off, heap alloc:off, heap free:off

 2024 19:39:18.574521  <6>[    0.072816] Memory: 3929468K/4141744K available (22546K kernel code, 3713K rwdata, 10976K rodata, 2172K init, 13948K bss, 212016K reserved, 0K cma-reserved)

 2025 19:39:18.580560  <6>[    0.072927] SLUB: HWalign=64, Order=0-3, MinObjects=0, CPUs=2, Nodes=1

 2026 19:39:18.587619  <6>[    0.073011] ftrace: allocating 61879 entries in 242 pages

 2027 19:39:18.594067  <6>[    0.130005] ftrace: allocated 242 pages with 5 groups

 2028 19:39:18.597226  <6>[    0.130255] Running RCU self tests

 2029 19:39:18.601018  <6>[    0.130266] rcu: Hierarchical RCU implementation.

 2030 19:39:18.607435  <6>[    0.130269] rcu: 	RCU event tracing is enabled.

 2031 19:39:18.610492  <6>[    0.130272] rcu: 	RCU lockdep checking is enabled.

 2032 19:39:18.617054  <6>[    0.130275] rcu: 	RCU restricting CPUs from NR_CPUS=64 to nr_cpu_ids=2.

 2033 19:39:18.623982  <6>[    0.130279] 	Rude variant of Tasks RCU enabled.

 2034 19:39:18.626845  <6>[    0.130282] 	Tracing variant of Tasks RCU enabled.

 2035 19:39:18.637303  <6>[    0.130286] rcu: RCU calculated value of scheduler-enlistment delay is 100 jiffies.

 2036 19:39:18.643802  <6>[    0.130289] rcu: Adjusting geometry for rcu_fanout_leaf=16, nr_cpu_ids=2

 2037 19:39:18.649899  <6>[    0.137261] NR_IRQS: 4352, nr_irqs: 512, preallocated irqs: 16

 2038 19:39:18.653857  <5>[    0.137591] random: crng init done

 2039 19:39:18.656975  <6>[    0.137693] Console: colour dummy device 80x25

 2040 19:39:18.659964  <6>[    0.163712] printk: console [ttyS0] enabled

 2041 19:39:18.670295  <4>[    0.163866] Lock dependency validator: Copyright (c) 2006 Red Hat, Inc., Ingo Molnar

 2042 19:39:18.673523  <4>[    0.164135] ... MAX_LOCKDEP_SUBCLASSES:  8

 2043 19:39:18.676558  <4>[    0.164286] ... MAX_LOCK_DEPTH:          48

 2044 19:39:18.683224  <4>[    0.164439] ... MAX_LOCKDEP_KEYS:        8192

 2045 19:39:18.686834  <4>[    0.164598] ... CLASSHASH_SIZE:          4096

 2046 19:39:18.693293  <4>[    0.164757] ... MAX_LOCKDEP_ENTRIES:     32768

 2047 19:39:18.696512  <4>[    0.164919] ... MAX_LOCKDEP_CHAINS:      65536

 2048 19:39:18.702916  <4>[    0.165080] ... CHAINHASH_SIZE:          32768

 2049 19:39:18.706620  <4>[    0.165242]  memory used by lock dependency info: 6365 kB

 2050 19:39:18.712982  <4>[    0.165435]  memory used for stack traces: 4224 kB

 2051 19:39:18.716236  <4>[    0.165608]  per task-struct memory footprint: 1920 bytes

 2052 19:39:18.723119  <6>[    0.165854] ACPI: Core revision 20200925

 2053 19:39:18.732729  <6>[    0.166280] clocksource: hpet: mask: 0xffffffff max_cycles: 0xffffffff, max_idle_ns: 133484873504 ns

 2054 19:39:18.736336  <6>[    0.166645] APIC: Switch to symmetric I/O mode setup

 2055 19:39:18.742810  <6>[    0.167261] ..TIMER: vector=0x30 apic1=0 pin1=2 apic2=0 pin2=0

 2056 19:39:18.752774  <6>[    0.171635] clocksource: tsc-early: mask: 0xffffffffffffffff max_cycles: 0x1704de23e41, max_idle_ns: 440795275176 ns

 2057 19:39:18.766042  <6>[    0.172019] Calibrating delay loop (skipped), value calculated using timer frequency.. 3193.88 BogoMIPS (lpj=1596944)

 2058 19:39:18.775688  <6>[    0.172397] BIOS may not properly restore RDRAND after suspend, hiding RDRAND via CPUID. Use rdrand=force to reenable.

 2059 19:39:18.778939  <6>[    0.173086] LVT offset 1 assigned for vector 0xf9

 2060 19:39:18.785756  <6>[    0.173266] Last level iTLB entries: 4KB 512, 2MB 1024, 4MB 512

 2061 19:39:18.792190  <6>[    0.173477] Last level dTLB entries: 4KB 1024, 2MB 1024, 4MB 512, 1GB 0

 2062 19:39:18.802176  <6>[    0.173715] Spectre V1 : Mitigation: usercopy/swapgs barriers and __user pointer sanitization

 2063 19:39:18.805450  <6>[    0.174008] Spectre V2 : Mitigation: Retpolines

 2064 19:39:18.815593  <6>[    0.174173] Spectre V2 : Spectre v2 / SpectreRSB mitigation: Filling RSB on context switch

 2065 19:39:18.822019  <6>[    0.174459] Spectre V2 : Spectre v2 / SpectreRSB : Filling RSB on VMEXIT

 2066 19:39:18.829146  <6>[    0.174694] Spectre V2 : Enabling Speculation Barrier for firmware calls

 2067 19:39:18.835138  <6>[    0.175006] RETBleed: Mitigation: untrained return thunk

 2068 19:39:18.841866  <6>[    0.175199] Spectre V2 : mitigation: Enabling conditional Indirect Branch Prediction Barrier

 2069 19:39:18.852037  <6>[    0.175493] Speculative Store Bypass: Mitigation: Speculative Store Bypass disabled via prctl and seccomp

 2070 19:39:18.861830  <6>[    0.175836] x86/fpu: Supporting XSAVE feature 0x001: 'x87 floating point registers'

 2071 19:39:18.868318  <6>[    0.176006] x86/fpu: Supporting XSAVE feature 0x002: 'SSE registers'

 2072 19:39:18.875210  <6>[    0.176230] x86/fpu: Supporting XSAVE feature 0x004: 'AVX registers'

 2073 19:39:18.881785  <6>[    0.176456] x86/fpu: xstate_offset[2]:  576, xstate_sizes[2]:  256

 2074 19:39:18.891483  <6>[    0.176675] x86/fpu: Enabled xstate features 0x7, context size is 832 bytes, using 'standard' format.

 2075 19:39:18.894611  <4>[    0.185614] ------------[ cut here ]------------

 2076 19:39:18.894938  Setting prompt string to ['-+\\[ end trace \\w* \\]-+[^\\n]*\\r', '/ #', 'Login timed out', 'Login incorrect']
 2077 19:39:18.904761  <4>[    0.185797] missing return thunk: lkdtm_rodata_do_nothing+0x0/0x10-lkdtm_rodata_do_nothing+0x5/0x10: e9 00 00 00 00

 2078 19:39:18.914452  <4>[    0.185809] WARNING: CPU: 0 PID: 0 at arch/x86/kernel/alternative.c:725 apply_returns+0x1f5/0x220

 2079 19:39:18.918197  <4>[    0.186311] Modules linked in:

 2080 19:39:18.924771  <4>[    0.186434] CPU: 0 PID: 0 Comm: swapper/0 Not tainted 5.10.206-cip41 #1

 2081 19:39:18.931195  <4>[    0.186667] Hardware name: Google Grunt/Grunt, BIOS  09/05/2019

 2082 19:39:18.938182  <4>[    0.187008] RIP: 0010:apply_returns+0x1f5/0x220

 2083 19:39:18.954409  <4>[    0.187175] Code: 67 02 00 0f 85 e1 fe ff ff 49 89 e8 b9 05 00 00 00 4c 89 f2 48 89 ee 48 c7 c7 78 f6 07 9b c6 05 40 15 67 02 01 e8 25 0c 16 01 <0f> 0b e9 b9 fe ff ff 44 89 f9 c7 00 cc cc cc cc c7 44 08 fc cc cc

 2084 19:39:18.961268  <4>[    0.187804] RSP: 0000:ffffffff9b403e28 EFLAGS: 00010282

 2085 19:39:18.967633  <4>[    0.188007] RAX: 0000000000000000 RBX: ffffffff9c02e21c RCX: 0000000000000000

 2086 19:39:18.974408  <4>[    0.188257] RDX: 0000000000000000 RSI: 0000000000000000 RDI: ffffffff99177c41

 2087 19:39:18.984397  <4>[    0.188507] RBP: ffffffff9acf8940 R08: 0000000000000001 R09: 0000000000000001

 2088 19:39:18.991103  <4>[    0.188757] R10: ffffffff9b48ff20 R11: 3fffffffffffffff R12: ffffffff9c047550

 2089 19:39:18.997659  <4>[    0.189006] R13: cccccccccccccccc R14: ffffffff9acf8945 R15: 0000000000000000

 2090 19:39:19.007550  <4>[    0.189257] FS:  0000000000000000(0000) GS:ffffa2b66ac00000(0000) knlGS:0000000000000000

 2091 19:39:19.010667  <4>[    0.189538] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033

 2092 19:39:19.021028  <4>[    0.189742] CR2: ffffa2b66efff000 CR3: 000000006bc26000 CR4: 00000000001506f0

 2093 19:39:19.021120  <4>[    0.190006] Call Trace:

 2094 19:39:19.027142  <4>[    0.190110]  ? __warn+0x80/0x110

 2095 19:39:19.030798  <4>[    0.190235]  ? apply_returns+0x1f5/0x220

 2096 19:39:19.034218  <4>[    0.190384]  ? report_bug+0x9e/0xc0

 2097 19:39:19.037415  <4>[    0.190520]  ? handle_bug+0x41/0x90

 2098 19:39:19.040762  <4>[    0.190652]  ? exc_invalid_op+0x14/0x70

 2099 19:39:19.047190  <4>[    0.190796]  ? asm_exc_invalid_op+0x12/0x20

 2100 19:39:19.050573  <4>[    0.190958]  ? console_unlock+0x4d1/0x5f0

 2101 19:39:19.053728  <4>[    0.191008]  ? apply_returns+0x1f5/0x220

 2102 19:39:19.057113  <4>[    0.191155]  ? apply_returns+0x1f5/0x220

 2103 19:39:19.063418  <4>[    0.191301]  ? lock_acquire+0xbf/0x280

 2104 19:39:19.066665  <4>[    0.191454]  alternative_instructions+0x7d/0x143

 2105 19:39:19.073790  <4>[    0.191625]  arch_cpu_finalize_init+0x28/0x47

 2106 19:39:19.076815  <4>[    0.191786]  start_kernel+0x4a3/0x54d

 2107 19:39:19.080071  <4>[    0.192012]  secondary_startup_64_no_verify+0xc2/0xcb

 2108 19:39:19.083467  <4>[    0.192204] irq event stamp: 1475

 2109 19:39:19.093063  <4>[    0.192331] hardirqs last  enabled at (1483): [<ffffffff99177c41>] console_unlock+0x4d1/0x5f0

 2110 19:39:19.103239  <4>[    0.192627] hardirqs last disabled at (1490): [<ffffffff99177bb4>] console_unlock+0x444/0x5f0

 2111 19:39:19.109772  <4>[    0.192923] softirqs last  enabled at (1464): [<ffffffff99107ce1>] irq_enter_rcu+0x71/0x80

 2112 19:39:19.119893  <4>[    0.193007] softirqs last disabled at (1507): [<ffffffff99107cc6>] irq_enter_rcu+0x56/0x80

 2113 19:39:19.123062  <4>[    0.193296] ---[ end trace a0626c0c85df463d ]---

 2114 19:39:19.123423  Setting prompt string to ['-\\[ cut here \\]', 'Unhandled fault', 'BUG: KCSAN:', 'BUG: KASAN:', 'BUG: KFENCE:', 'Oops(?: -|:)', 'WARNING:', '(kernel BUG at|BUG:)', 'invalid opcode:', 'Kernel panic - not syncing', '/ #', 'Login timed out', 'Login incorrect']
 2115 19:39:19.123504  login-action: kernel 'warning'
 2116 19:39:19.123576  [login-action] Waiting for messages, (timeout 00:04:30)
 2117 19:39:19.129474  <6>[    0.197500] Freeing SMP alternatives memory: 48K

 2118 19:39:19.133031  <6>[    0.197674] pid_max: default: 32768 minimum: 301

 2119 19:39:19.139559  <6>[    0.197912] LSM: Security Framework initializing

 2120 19:39:19.142857  <6>[    0.198030] SELinux:  Initializing.

 2121 19:39:19.146128  <6>[    0.198196] LSM support for eBPF active

 2122 19:39:19.153167  <6>[    0.198367] Mount-cache hash table entries: 8192 (order: 4, 65536 bytes, linear)

 2123 19:39:19.162947  <6>[    0.198635] Mountpoint-cache hash table entries: 8192 (order: 4, 65536 bytes, linear)

 2124 19:39:19.169442  <6>[    0.200222] smpboot: CPU 0 Converting physical 2 to logical die 0

 2125 19:39:19.179009  <6>[    0.302699] smpboot: CPU0: AMD A4-9120C RADEON R4, 5 COMPUTE CORES 2C+3G (family: 0x15, model: 0x70, stepping: 0x0)

 2126 19:39:19.186041  <6>[    0.303003] Performance Events: Fam15h core perfctr, AMD PMU driver.

 2127 19:39:19.189169  <6>[    0.303014] ... version:                0

 2128 19:39:19.196113  <6>[    0.303162] ... bit width:              48

 2129 19:39:19.199182  <6>[    0.303313] ... generic registers:      6

 2130 19:39:19.205748  <6>[    0.303460] ... value mask:             0000ffffffffffff

 2131 19:39:19.208939  <6>[    0.303651] ... max period:             00007fffffffffff

 2132 19:39:19.215928  <6>[    0.303841] ... fixed-purpose events:   0

 2133 19:39:19.218803  <6>[    0.304006] ... event mask:             000000000000003f

 2134 19:39:19.225319  <6>[    0.304474] rcu: Hierarchical SRCU implementation.

 2135 19:39:19.229152  <6>[    0.305934] smp: Bringing up secondary CPUs ...

 2136 19:39:19.235713  <6>[    0.306480] x86: Booting SMP configuration:

 2137 19:39:19.238918  <6>[    0.306651] .... node  #0, CPUs:      #1

 2138 19:39:19.242453  <6>[    0.308153] smp: Brought up 1 node, 2 CPUs

 2139 19:39:19.248899  <6>[    0.308381] smpboot: Max logical packages: 1

 2140 19:39:19.255106  <6>[    0.308538] smpboot: Total of 2 processors activated (6387.77 BogoMIPS)

 2141 19:39:19.258385  <6>[    0.310245] devtmpfs: initialized

 2142 19:39:19.262377  <6>[    0.310363] x86/mm: Memory block size: 128MB

 2143 19:39:19.272018  <6>[    0.313297] clocksource: jiffies: mask: 0xffffffff max_cycles: 0xffffffff, max_idle_ns: 1911260446275000 ns

 2144 19:39:19.278416  <6>[    0.313358] futex hash table entries: 512 (order: 4, 65536 bytes, linear)

 2145 19:39:19.284966  <6>[    0.314343] pinctrl core: initialized pinctrl subsystem

 2146 19:39:19.288113  <6>[    0.315265] PM: RTC time: 19:36:40, date: 2024-01-05

 2147 19:39:19.295078  <6>[    0.315880] NET: Registered protocol family 16

 2148 19:39:19.301579  <6>[    0.316492] audit: initializing netlink subsys (disabled)

 2149 19:39:19.308515  <5>[    0.316717] audit: type=2000 audit(1704483400.149:1): state=initialized audit_enabled=0 res=1

 2150 19:39:19.314891  <6>[    0.316717] thermal_sys: Registered thermal governor 'step_wise'

 2151 19:39:19.321582  <6>[    0.316717] thermal_sys: Registered thermal governor 'user_space'

 2152 19:39:19.325235  <6>[    0.316717] cpuidle: using governor menu

 2153 19:39:19.331618  <6>[    0.318212] ACPI: bus type PCI registered

 2154 19:39:19.338265  <6>[    0.318585] PCI: MMCONFIG for domain 0000 [bus 00-40] at [mem 0xf8000000-0xfc0fffff] (base 0xf8000000)

 2155 19:39:19.348164  <6>[    0.318910] PCI: MMCONFIG at [mem 0xf8000000-0xfc0fffff] reserved in E820

 2156 19:39:19.357913  <6>[    0.319008] PCI: MMCONFIG for 0000 [bus00-1f] at [mem 0xf8000000-0xf9ffffff] (base 0xf8000000) (size reduced!)

 2157 19:39:19.361396  <6>[    0.319381] PCI: Using configuration type 1 for base access

 2158 19:39:19.367722  <6>[    0.340633] Kprobes globally optimized

 2159 19:39:19.374187  <6>[    0.341112] HugeTLB registered 1.00 GiB page size, pre-allocated 0 pages

 2160 19:39:19.381265  <6>[    0.341267] HugeTLB registered 2.00 MiB page size, pre-allocated 0 pages

 2161 19:39:19.387640  <6>[    0.341628] cryptomgr_test (28) used greatest stack depth: 14880 bytes left

 2162 19:39:19.390953  <6>[    0.343305] ACPI: Added _OSI(Module Device)

 2163 19:39:19.397446  <6>[    0.344016] ACPI: Added _OSI(Processor Device)

 2164 19:39:19.401163  <6>[    0.344180] ACPI: Added _OSI(3.0 _SCP Extensions)

 2165 19:39:19.407746  <6>[    0.344352] ACPI: Added _OSI(Processor Aggregator Device)

 2166 19:39:19.410977  <6>[    0.344547] ACPI: Added _OSI(Linux-Dell-Video)

 2167 19:39:19.417160  <6>[    0.344710] ACPI: Added _OSI(Linux-Lenovo-NV-HDMI-Audio)

 2168 19:39:19.424097  <6>[    0.345192] ACPI: Added _OSI(Linux-HPI-Hybrid-Graphics)

 2169 19:39:19.430719  <6>[    0.358819] ACPI: 4 ACPI AML tables successfully acquired and loaded

 2170 19:39:19.434025  <6>[    0.367872] ACPI: EC: EC started

 2171 19:39:19.437535  <6>[    0.368005] ACPI: EC: interrupt blocked

 2172 19:39:19.443865  <6>[    0.368527] ACPI: EC: EC_CMD/EC_SC=0x66, EC_DATA=0x62

 2173 19:39:19.450618  <6>[    0.368714] ACPI: \_SB_.PCI0.LPCB.EC0_: Boot DSDT EC used to handle transactions

 2174 19:39:19.453796  <6>[    0.368973] ACPI: Interpreter enabled

 2175 19:39:19.460791  <6>[    0.369058] ACPI: (supports S0 S1 S3 S4 S5)

 2176 19:39:19.463596  <6>[    0.369215] ACPI: Using IOAPIC for interrupt routing

 2177 19:39:19.473390  <6>[    0.369430] PCI: Using host bridge windows from ACPI; if necessary, use "pci=nocrs" and report a bug

 2178 19:39:19.480145  <6>[    0.370479] ACPI: Enabled 3 GPEs in block 00 to 1F

 2179 19:39:19.483481  <6>[    0.372763] ACPI: Power Resource [P0U2] (off)

 2180 19:39:19.486652  <6>[    0.373068] ACPI: Power Resource [P3U2] (off)

 2181 19:39:19.493758  <6>[    0.374559] ACPI: Power Resource [P0U3] (off)

 2182 19:39:19.496961  <6>[    0.374828] ACPI: Power Resource [P3U3] (off)

 2183 19:39:19.500137  <6>[    0.383012] ACPI: Power Resource [PRIC] (on)

 2184 19:39:19.506671  <6>[    0.409474] ACPI: Power Resource [PRIC] (on)

 2185 19:39:19.513271  <6>[    0.439801] ACPI: PCI Root Bridge [PCI0] (domain 0000 [bus 00-ff])

 2186 19:39:19.523649  <6>[    0.440016] acpi PNP0A08:00: _OSC: OS supports [ExtendedConfig ASPM ClockPM Segments MSI HPX-Type3]

 2187 19:39:19.529989  <6>[    0.440501] acpi PNP0A08:00: _OSC: OS now controls [PME PCIeCapability LTR]

 2188 19:39:19.540079  <6>[    0.440797] acpi PNP0A08:00: [Firmware Info]: MMCONFIG for domain 0000 [bus 00-1f] only partially covers this bridge

 2189 19:39:19.549453  <6>[    0.441096] acpi PNP0A08:00: host bridge window expanded to [io  0x0000-0x0cf7 window]; [io  0x03b0-0x03df window] ignored

 2190 19:39:19.555939  <6>[    0.441631] PCI host bridge to bus 0000:00

 2191 19:39:19.562621  <6>[    0.441785] pci_bus 0000:00: root bus resource [io  0x0000-0x0cf7 window]

 2192 19:39:19.569731  <6>[    0.442008] pci_bus 0000:00: root bus resource [io  0x0d00-0xffff window]

 2193 19:39:19.576180  <6>[    0.442248] pci_bus 0000:00: root bus resource [mem 0x000a0000-0x000bffff]

 2194 19:39:19.582876  <6>[    0.442490] pci_bus 0000:00: root bus resource [mem 0x000c0000-0x000dffff]

 2195 19:39:19.592443  <6>[    0.442733] pci_bus 0000:00: root bus resource [mem 0xd0000000-0xffffffff]

 2196 19:39:19.595894  <6>[    0.443008] pci_bus 0000:00: root bus resource [bus 00-ff]

 2197 19:39:19.602184  <6>[    0.443259] pci 0000:00:00.0: [1022:1576] type 00 class 0x060000

 2198 19:39:19.609297  <6>[    0.444203] pci 0000:00:01.0: [1002:98e4] type 00 class 0x030000

 2199 19:39:19.615660  <6>[    0.444434] pci 0000:00:01.0: reg 0x10: [mem 0xf0000000-0xf3ffffff 64bit pref]

 2200 19:39:19.625714  <6>[    0.444697] pci 0000:00:01.0: reg 0x18: [mem 0xf4000000-0xf47fffff 64bit pref]

 2201 19:39:19.628865  <6>[    0.444957] pci 0000:00:01.0: reg 0x20: [io  0x1000-0x10ff]

 2202 19:39:19.635205  <6>[    0.445013] pci 0000:00:01.0: reg 0x24: [mem 0xf4d00000-0xf4d3ffff]

 2203 19:39:19.642253  <6>[    0.445242] pci 0000:00:01.0: reg 0x30: [mem 0xf4d40000-0xf4d5ffff pref]

 2204 19:39:19.648644  <6>[    0.445484] pci 0000:00:01.0: enabling Extended Tags

 2205 19:39:19.651776  <6>[    0.445727] pci 0000:00:01.0: supports D1 D2

 2206 19:39:19.658337  <6>[    0.446007] pci 0000:00:01.0: PME# supported from D1 D2 D3hot

 2207 19:39:19.665213  <6>[    0.446530] pci 0000:00:01.1: [1002:15b3] type 00 class 0x040300

 2208 19:39:19.671635  <6>[    0.446760] pci 0000:00:01.1: reg 0x10: [mem 0xf4d80000-0xf4d83fff 64bit]

 2209 19:39:19.678367  <6>[    0.447041] pci 0000:00:01.1: enabling Extended Tags

 2210 19:39:19.681962  <6>[    0.447269] pci 0000:00:01.1: supports D1 D2

 2211 19:39:19.688218  <6>[    0.447631] pci 0000:00:02.0: [1022:157b] type 00 class 0x060000

 2212 19:39:19.695086  <6>[    0.448098] pci 0000:00:02.2: [1022:157c] type 01 class 0x060400

 2213 19:39:19.701707  <6>[    0.448357] pci 0000:00:02.2: enabling Extended Tags

 2214 19:39:19.704860  <6>[    0.448600] pci 0000:00:02.2: PME# supported from D0 D3hot D3cold

 2215 19:39:19.711314  <6>[    0.449128] pci 0000:00:02.4: [1022:157c] type 01 class 0x060400

 2216 19:39:19.718154  <6>[    0.449386] pci 0000:00:02.4: enabling Extended Tags

 2217 19:39:19.724538  <6>[    0.449627] pci 0000:00:02.4: PME# supported from D0 D3hot D3cold

 2218 19:39:19.731093  <6>[    0.450153] pci 0000:00:03.0: [1022:157b] type 00 class 0x060000

 2219 19:39:19.737740  <6>[    0.450594] pci 0000:00:08.0: [1022:1578] type 00 class 0x108000

 2220 19:39:19.744483  <6>[    0.450821] pci 0000:00:08.0: reg 0x10: [mem 0xf4d60000-0xf4d7ffff 64bit pref]

 2221 19:39:19.751379  <6>[    0.451013] pci 0000:00:08.0: reg 0x18: [mem 0xf4b00000-0xf4bfffff]

 2222 19:39:19.758003  <6>[    0.451240] pci 0000:00:08.0: reg 0x1c: [mem 0xf4d88000-0xf4d88fff]

 2223 19:39:19.764193  <6>[    0.451467] pci 0000:00:08.0: reg 0x20: [mem 0xf4c00000-0xf4cfffff]

 2224 19:39:19.771129  <6>[    0.451694] pci 0000:00:08.0: reg 0x24: [mem 0xf4d84000-0xf4d85fff]

 2225 19:39:19.777435  <6>[    0.452210] pci 0000:00:09.0: [1022:157d] type 00 class 0x060000

 2226 19:39:19.784486  <6>[    0.452666] pci 0000:00:10.0: [1022:7914] type 00 class 0x0c0330

 2227 19:39:19.790987  <6>[    0.452905] pci 0000:00:10.0: reg 0x10: [mem 0xf4d86000-0xf4d87fff 64bit]

 2228 19:39:19.797349  <6>[    0.453142] pci 0000:00:10.0: PME# supported from D0 D3hot D3cold

 2229 19:39:19.800624  <6>[    0.453684] pci 0000:00:12.0: [1022:7908] type 00 class 0x0c0320

 2230 19:39:19.807472  <6>[    0.454024] pci 0000:00:12.0: reg 0x10: [mem 0xf4d89000-0xf4d890ff]

 2231 19:39:19.813771  <6>[    0.454341] pci 0000:00:12.0: supports D1 D2

 2232 19:39:19.820770  <6>[    0.454498] pci 0000:00:12.0: PME# supported from D0 D1 D2 D3hot D3cold

 2233 19:39:19.827335  <6>[    0.455046] pci 0000:00:14.0: [1022:790b] type 00 class 0x0c0500

 2234 19:39:19.834041  <6>[    0.455582] pci 0000:00:14.3: [1022:790e] type 00 class 0x060100

 2235 19:39:19.840683  <6>[    0.456140] pci 0000:00:14.7: [1022:7906] type 00 class 0x080501

 2236 19:39:19.847028  <6>[    0.456375] pci 0000:00:14.7: reg 0x10: [mem 0xf4d8a000-0xf4d8a0ff 64bit]

 2237 19:39:19.850381  <6>[    0.456702] pci 0000:00:14.7: PME# supported from D3cold

 2238 19:39:19.857144  <6>[    0.457180] pci 0000:00:18.0: [1022:15b0] type 00 class 0x060000

 2239 19:39:19.863725  <6>[    0.457598] pci 0000:00:18.1: [1022:15b1] type 00 class 0x060000

 2240 19:39:19.870033  <6>[    0.458018] pci 0000:00:18.2: [1022:15b2] type 00 class 0x060000

 2241 19:39:19.876645  <6>[    0.458439] pci 0000:00:18.3: [1022:15b3] type 00 class 0x060000

 2242 19:39:19.883744  <6>[    0.458858] pci 0000:00:18.4: [1022:15b4] type 00 class 0x060000

 2243 19:39:19.890139  <6>[    0.459204] pci 0000:00:18.5: [1022:15b5] type 00 class 0x060000

 2244 19:39:19.896821  <6>[    0.459791] pci 0000:01:00.0: [168c:003e] type 00 class 0x028000

 2245 19:39:19.903374  <6>[    0.460092] pci 0000:01:00.0: reg 0x10: [mem 0xf4800000-0xf49fffff 64bit]

 2246 19:39:19.909898  <6>[    0.460603] pci 0000:01:00.0: PME# supported from D0 D3hot D3cold

 2247 19:39:19.913187  <6>[    0.461342] pci 0000:00:02.2: PCI bridge to [bus 01]

 2248 19:39:19.919604  <6>[    0.461529] pci 0000:00:02.2:   bridge window [mem 0xf4800000-0xf49fffff]

 2249 19:39:19.926183  <6>[    0.461961] pci 0000:02:00.0: [1217:8620] type 00 class 0x080501

 2250 19:39:19.933169  <6>[    0.462111] pci 0000:02:00.0: reg 0x10: [mem 0xf4a00000-0xf4a00fff]

 2251 19:39:19.939329  <6>[    0.462428] pci 0000:02:00.0: reg 0x14: [mem 0xf4a01000-0xf4a017ff]

 2252 19:39:19.946183  <6>[    0.463061] pci 0000:02:00.0: PME# supported from D3hot D3cold

 2253 19:39:19.953130  <6>[    0.466246] pci 0000:00:02.4: PCI bridge to [bus 02]

 2254 19:39:19.959448  <6>[    0.466442] pci 0000:00:02.4:   bridge window [mem 0xf4a00000-0xf4afffff]

 2255 19:39:19.966518  <6>[    0.468349] ACPI: PCI Interrupt Link [INTA] (IRQs *3 4 5 7 10 11 12 15)

 2256 19:39:19.973014  <6>[    0.468732] ACPI: PCI Interrupt Link [INTB] (IRQs 3 *4 5 7 10 11 12 15)

 2257 19:39:19.979506  <6>[    0.469097] ACPI: PCI Interrupt Link [INTC] (IRQs 3 4 *5 7 10 11 12 15)

 2258 19:39:19.985693  <6>[    0.469455] ACPI: PCI Interrupt Link [INTD] (IRQs 3 4 5 *7 10 11 12 15)

 2259 19:39:19.992324  <6>[    0.469811] ACPI: PCI Interrupt Link [INTE] (IRQs 3 4 5 7 10 *11 12 15)

 2260 19:39:19.999257  <6>[    0.470113] ACPI: PCI Interrupt Link [INTF] (IRQs 9) *0

 2261 19:39:20.005563  <6>[    0.470414] ACPI: PCI Interrupt Link [INTG] (IRQs 3 4 5 7 10 11 12 15) *0

 2262 19:39:20.012345  <6>[    0.470777] ACPI: PCI Interrupt Link [INTH] (IRQs 3 4 5 7 10 11 12 15) *0

 2263 19:39:20.016085  <6>[    0.474759] ACPI: EC: interrupt unblocked

 2264 19:39:20.022465  <6>[    0.474922] ACPI: EC: event unblocked

 2265 19:39:20.025759  <6>[    0.475007] ACPI: EC: EC_CMD/EC_SC=0x66, EC_DATA=0x62

 2266 19:39:20.028951  <6>[    0.475195] ACPI: EC: GPE=0x3

 2267 19:39:20.035405  <6>[    0.475312] ACPI: \_SB_.PCI0.LPCB.EC0_: Boot DSDT EC initialization complete

 2268 19:39:20.045746  <6>[    0.475561] ACPI: \_SB_.PCI0.LPCB.EC0_: EC: Used to handle transactions and events

 2269 19:39:20.048908  <6>[    0.476208] iommu: Default domain type: Translated 

 2270 19:39:20.055310  <6>[    0.476356] pci 0000:00:01.0: vgaarb: setting as boot VGA device

 2271 19:39:20.065628  <6>[    0.476356] pci 0000:00:01.0: vgaarb: VGA device added: decodes=io+mem,owns=io+mem,locks=none

 2272 19:39:20.071744  <6>[    0.477022] pci 0000:00:01.0: vgaarb: bridge control possible

 2273 19:39:20.075068  <6>[    0.477227] vgaarb: loaded

 2274 19:39:20.078423  <5>[    0.478199] SCSI subsystem initialized

 2275 19:39:20.081603  <6>[    0.478359] ACPI: bus type USB registered

 2276 19:39:20.088730  <6>[    0.478413] usbcore: registered new interface driver usbfs

 2277 19:39:20.091752  <6>[    0.478649] usbcore: registered new interface driver hub

 2278 19:39:20.098588  <6>[    0.479028] usbcore: registered new device driver usb

 2279 19:39:20.101651  <6>[    0.494144] mc: Linux media interface: v0.10

 2280 19:39:20.108361  <6>[    0.495030] videodev: Linux video capture interface: v2.00

 2281 19:39:20.114689  <6>[    0.495252] pps_core: LinuxPPS API ver. 1 registered

 2282 19:39:20.124926  <6>[    0.495431] pps_core: Software ver. 5.3.6 - Copyright 2005-2007 Rodolfo Giometti <giometti@linux.it>

 2283 19:39:20.128113  <6>[    0.495753] PTP clock support registered

 2284 19:39:20.134649  <6>[    0.496189] Advanced Linux Sound Architecture Driver Initialized.

 2285 19:39:20.137839  <6>[    0.497413] NetLabel: Initializing

 2286 19:39:20.141523  <6>[    0.497543] NetLabel:  domain hash size = 128

 2287 19:39:20.148126  <6>[    0.497702] NetLabel:  protocols = UNLABELED CIPSOv4 CALIPSO

 2288 19:39:20.154512  <6>[    0.497953] NetLabel:  unlabeled traffic allowed by default

 2289 19:39:20.157797  <6>[    0.498104] PCI: Using ACPI for IRQ routing

 2290 19:39:20.164778  <6>[    0.499927] hpet0: at MMIO 0xfed00000, IRQs 2, 8, 0

 2291 19:39:20.171406  <6>[    0.500010] hpet0: 3 comparators, 32-bit 14.318180 MHz counter

 2292 19:39:20.174155  <6>[    0.503087] clocksource: Switched to clocksource tsc-early

 2293 19:39:20.181244  <5>[    0.853826] VFS: Disk quotas dquot_6.6.0

 2294 19:39:20.187599  <6>[    0.854009] VFS: Dquot-cache hash table entries: 512 (order 0, 4096 bytes)

 2295 19:39:20.190970  <6>[    0.854528] pnp: PnP ACPI init

 2296 19:39:20.197712  <6>[    0.855078] system 00:00: [mem 0xfec1000a-0xfec11009] has been reserved

 2297 19:39:20.204173  <6>[    0.855711] system 00:03: [io  0x0900-0x09fe] has been reserved

 2298 19:39:20.207690  <6>[    0.856072] system 00:04: [io  0x0200] has been reserved

 2299 19:39:20.214171  <6>[    0.856265] system 00:04: [io  0x0204] has been reserved

 2300 19:39:20.220747  <6>[    0.856458] system 00:04: [io  0x0800-0x087f] has been reserved

 2301 19:39:20.227331  <6>[    0.856677] system 00:04: [io  0x0880-0x08ff] has been reserved

 2302 19:39:20.231042  <6>[    0.858398] pnp: PnP ACPI: found 6 devices

 2303 19:39:20.240478  <6>[    0.868565] clocksource: acpi_pm: mask: 0xffffff max_cycles: 0xffffff, max_idle_ns: 2085701024 ns

 2304 19:39:20.244297  <6>[    0.868968] NET: Registered protocol family 2

 2305 19:39:20.254056  <6>[    0.869320] IP idents hash table entries: 65536 (order: 7, 524288 bytes, linear)

 2306 19:39:20.260541  <6>[    0.870589] tcp_listen_portaddr_hash hash table entries: 2048 (order: 5, 163840 bytes, linear)

 2307 19:39:20.270140  <6>[    0.871009] TCP established hash table entries: 32768 (order: 6, 262144 bytes, linear)

 2308 19:39:20.276731  <6>[    0.871531] TCP bind hash table entries: 32768 (order: 9, 2359296 bytes, linear)

 2309 19:39:20.283662  <6>[    0.872859] TCP: Hash tables configured (established 32768 bind 32768)

 2310 19:39:20.290386  <6>[    0.873496] MPTCP token hash table entries: 4096 (order: 6, 360448 bytes, linear)

 2311 19:39:20.300171  <6>[    0.873933] UDP hash table entries: 2048 (order: 6, 327680 bytes, linear)

 2312 19:39:20.306491  <6>[    0.874314] UDP-Lite hash table entries: 2048 (order: 6, 327680 bytes, linear)

 2313 19:39:20.310078  <6>[    0.874845] NET: Registered protocol family 1

 2314 19:39:20.316983  <6>[    0.875555] RPC: Registered named UNIX socket transport module.

 2315 19:39:20.320437  <6>[    0.875800] RPC: Registered udp transport module.

 2316 19:39:20.328244  <6>[    0.875972] RPC: Registered tcp transport module.

 2317 19:39:20.332687  <6>[    0.876143] RPC: Registered tcp NFSv4.1 backchannel transport module.

 2318 19:39:20.340209  <6>[    0.876724] NET: Registered protocol family 44

 2319 19:39:20.344205  <6>[    0.876917] pci 0000:00:02.2: PCI bridge to [bus 01]

 2320 19:39:20.351919  <6>[    0.877104] pci 0000:00:02.2:   bridge window [mem 0xf4800000-0xf49fffff]

 2321 19:39:20.356312  <6>[    0.877350] pci 0000:00:02.4: PCI bridge to [bus 02]

 2322 19:39:20.364055  <6>[    0.877532] pci 0000:00:02.4:   bridge window [mem 0xf4a00000-0xf4afffff]

 2323 19:39:20.368026  <6>[    0.877784] pci_bus 0000:00: resource 4 [io  0x0000-0x0cf7 window]

 2324 19:39:20.375131  <6>[    0.878004] pci_bus 0000:00: resource 5 [io  0x0d00-0xffff window]

 2325 19:39:20.382835  <6>[    0.878223] pci_bus 0000:00: resource 6 [mem 0x000a0000-0x000bffff]

 2326 19:39:20.386844  <6>[    0.878445] pci_bus 0000:00: resource 7 [mem 0x000c0000-0x000dffff]

 2327 19:39:20.393915  <6>[    0.878667] pci_bus 0000:00: resource 8 [mem 0xd0000000-0xffffffff]

 2328 19:39:20.400210  <6>[    0.878894] pci_bus 0000:01: resource 1 [mem 0xf4800000-0xf49fffff]

 2329 19:39:20.407288  <6>[    0.879116] pci_bus 0000:02: resource 1 [mem 0xf4a00000-0xf4afffff]

 2330 19:39:20.413330  <6>[    0.879462] pci 0000:00:01.0: disabling ATS

 2331 19:39:20.420260  <6>[    0.879622] pci 0000:00:01.0: Video device with shadowed ROM at [mem 0x000c0000-0x000dffff]

 2332 19:39:20.426907  <6>[    0.880095] pci 0000:00:01.1: D0 power state depends on 0000:00:01.0

 2333 19:39:20.433681  <6>[    0.881100] pci 0000:00:10.0: PME# does not work under D0, disabling it

 2334 19:39:20.439943  <6>[    0.881890] PCI: CLS 64 bytes, default 64

 2335 19:39:20.443290  <6>[    0.882314] Unpacking initramfs...

 2336 19:39:20.446773  <6>[    1.132834] Freeing initrd memory: 10244K

 2337 19:39:20.453453  <6>[    1.133026] PCI-DMA: Using software bounce buffering for IO (SWIOTLB)

 2338 19:39:20.463503  <6>[    1.133255] software IO TLB: mapped [mem 0x00000000c9d0d000-0x00000000cdd0d000] (64MB)

 2339 19:39:20.466622  <6>[    1.133598] LVT offset 0 assigned for vector 0x400

 2340 19:39:20.473386  <6>[    1.133856] perf: AMD IBS detected (0x000007ff)

 2341 19:39:20.476568  <3>[    1.134080] kvm: no hardware support

 2342 19:39:20.479758  <6>[    1.134312] kvm: Nested Virtualization enabled

 2343 19:39:20.482859  <6>[    1.134478] SVM: kvm: Nested Paging enabled

 2344 19:39:20.489931  <6>[    1.134631] SVM: Virtual VMLOAD VMSAVE supported

 2345 19:39:20.493265  <6>[    1.134799] SVM: Virtual GIF supported

 2346 19:39:20.499859  <6>[    1.136231] check: Scanning for low memory corruption every 60 seconds

 2347 19:39:20.506431  <5>[    1.137700] Initialise system trusted keyrings

 2348 19:39:20.512845  <6>[    1.138052] workingset: timestamp_bits=56 max_order=20 bucket_order=0

 2349 19:39:20.516118  <5>[    1.148473] NFS: Registering the id_resolver key type

 2350 19:39:20.522566  <5>[    1.148694] Key type id_resolver registered

 2351 19:39:20.526363  <5>[    1.148876] Key type id_legacy registered

 2352 19:39:20.529405  <5>[    1.163993] Key type asymmetric registered

 2353 19:39:20.535971  <5>[    1.164172] Asymmetric key parser 'x509' registered

 2354 19:39:20.543006  <6>[    1.164393] Block layer SCSI generic (bsg) driver version 0.4 loaded (major 248)

 2355 19:39:20.546214  <6>[    1.164665] io scheduler mq-deadline registered

 2356 19:39:20.553042  <6>[    1.164841] io scheduler kyber registered

 2357 19:39:20.555815  <4>[    1.165143] test_firmware: interface ready

 2358 19:39:20.562724  <6>[    1.166973] pcieport 0000:00:02.2: PME: Signaling with IRQ 25

 2359 19:39:20.569854  <6>[    1.167643] pcieport 0000:00:02.4: PME: Signaling with IRQ 26

 2360 19:39:20.572400  <6>[    1.168532] ACPI: AC Adapter [AC] (on-line)

 2361 19:39:20.582306  <6>[    1.168922] input: Lid Switch as /devices/LNXSYSTM:00/LNXSYBUS:00/PNP0A08:00/device:17/PNP0C09:00/PNP0C0D:00/input/input0

 2362 19:39:20.589120  <6>[    1.169818] ACPI: Lid Switch [LID0]

 2363 19:39:20.595586  <6>[    1.170092] input: Power Button as /devices/LNXSYSTM:00/LNXPWRBN:00/input/input1

 2364 19:39:20.598918  <6>[    1.170484] ACPI: Power Button [PWRF]

 2365 19:39:20.605163  <6>[    1.170881] ACPI: Video Device [IGFX] (multi-head: no  rom: yes  post: no)

 2366 19:39:20.615309  <6>[    1.171574] input: Video Bus as /devices/LNXSYSTM:00/LNXSYBUS:00/PNP0A08:00/LNXVIDEO:00/input/input2

 2367 19:39:20.621993  <6>[    1.172031] ACPI: \_PR_.P000: Found 2 idle states

 2368 19:39:20.625151  <6>[    1.172568] ACPI: \_PR_.P001: Found 2 idle states

 2369 19:39:20.631683  <6>[    1.174593] thermal LNXTHERM:00: registered as thermal_zone0

 2370 19:39:20.635413  <6>[    1.174800] ACPI: Thermal Zone [THRM] (29 C)

 2371 19:39:20.641578  <6>[    1.175368] Serial: 8250/16550 driver, 4 ports, IRQ sharing enabled

 2372 19:39:20.648489  <6>[    1.177661] battery: ACPI: Battery Slot [BAT0] (battery present)

 2373 19:39:20.654958  <6>[    1.178458] printk: console [ttyS0] disabled

 2374 19:39:20.661316  <6>[    1.178805] AMD0020:00: ttyS0 at MMIO 0xfedc6000 (irq = 10, base_baud = 3000000) is a 16550A

 2375 19:39:20.668242  <6>[    2.187613] tsc: Refined TSC clocksource calibration: 1597.002 MHz

 2376 19:39:20.678171  <6>[    2.187631] clocksource: tsc: mask: 0xffffffffffffffff max_cycles: 0x170514dcf86, max_idle_ns: 440795282824 ns

 2377 19:39:20.684747  <6>[    2.187705] clocksource: Switched to clocksource tsc

 2378 19:39:20.688044  <6>[    3.981185] printk: console [ttyS0] enabled

 2379 19:39:20.697579  <6>[    3.986411] AMD0020:01: ttyS1 at MMIO 0xfedc8000 (irq = 11, base_baud = 3000000) is a 16550A

 2380 19:39:20.704205  <6>[    3.995708] Non-volatile memory driver v1.3

 2381 19:39:20.707522  <6>[    4.000239] Linux agpgart interface v0.103

 2382 19:39:20.713916  <6>[    4.004848] ACPI: bus type drm_connector registered

 2383 19:39:20.717246  <6>[    4.010092] [drm] amdgpu kernel modesetting enabled.

 2384 19:39:20.724204  <6>[    4.015371] amdgpu 0000:00:01.0: vgaarb: deactivate vga console

 2385 19:39:20.734033  <6>[    4.022059] [drm] initializing kernel modesetting (STONEY 0x1002:0x98E4 0x1002:0x1EB0 0xEB).

 2386 19:39:20.740396  <4>[    4.030769] amdgpu 0000:00:01.0: amdgpu: Trusted Memory Zone (TMZ) feature not supported

 2387 19:39:20.746971  <6>[    4.039192] [drm] register mmio base: 0xF4D00000

 2388 19:39:20.750457  <6>[    4.044070] [drm] register mmio size: 262144

 2389 19:39:20.756619  <6>[    4.048606] [drm] add ip block number 0 <vi_common>

 2390 19:39:20.760620  <6>[    4.053743] [drm] add ip block number 1 <gmc_v8_0>

 2391 19:39:20.767073  <6>[    4.058797] [drm] add ip block number 2 <cz_ih>

 2392 19:39:20.770154  <6>[    4.063586] [drm] add ip block number 3 <gfx_v8_0>

 2393 19:39:20.776936  <6>[    4.068636] [drm] add ip block number 4 <sdma_v3_0>

 2394 19:39:20.780124  <6>[    4.073772] [drm] add ip block number 5 <powerplay>

 2395 19:39:20.786741  <6>[    4.078909] [drm] add ip block number 6 <dm>

 2396 19:39:20.789892  <6>[    4.083437] [drm] add ip block number 7 <uvd_v6_0>

 2397 19:39:20.796401  <6>[    4.088485] [drm] add ip block number 8 <vce_v3_0>

 2398 19:39:20.800199  <6>[    4.093533] [drm] add ip block number 9 <acp_ip>

 2399 19:39:20.806477  <6>[    4.098468] amdgpu 0000:00:01.0: amdgpu: Fetched VBIOS from VFCT

 2400 19:39:20.813057  <6>[    4.104733] amdgpu: ATOM BIOS: 113-C91400-010

 2401 19:39:20.816607  <6>[    4.109375] [drm] UVD is enabled in physical mode

 2402 19:39:20.819507  <6>[    4.114338] [drm] VCE enabled in VM mode

 2403 19:39:20.829507  <6>[    4.118653] [drm] vm size is 64 GB, 2 levels, block size is 10-bit, fragment size is 9-bit

 2404 19:39:20.839472  <6>[    4.127181] amdgpu 0000:00:01.0: amdgpu: VRAM: 16M 0x000000F400000000 - 0x000000F400FFFFFF (16M used)

 2405 19:39:20.849703  <6>[    4.136650] amdgpu 0000:00:01.0: amdgpu: GART: 1024M 0x000000FF00000000 - 0x000000FF3FFFFFFF

 2406 19:39:20.852700  <6>[    4.145346] [drm] Detected VRAM RAM=16M, BAR=16M

 2407 19:39:20.856056  <6>[    4.150222] [drm] RAM width 64bits UNKNOWN

 2408 19:39:20.863305  <6>[    4.154881] [TTM] Zone  kernel: Available graphics memory: 1970010 KiB

 2409 19:39:20.869665  <6>[    4.161706] [TTM] Initializing pool allocator

 2410 19:39:20.872752  <6>[    4.166344] [TTM] Initializing DMA pool allocator

 2411 19:39:20.879260  <6>[    4.171524] [drm] amdgpu: 16M of VRAM memory ready

 2412 19:39:20.886403  <6>[    4.176582] [drm] amdgpu: 2885M of GTT memory ready.

 2413 19:39:20.889134  <6>[    4.181811] [drm] GART: num cpu pages 262144, num gpu pages 262144

 2414 19:39:20.899597  <6>[    4.188337] [drm] PCIE GART of 1024M enabled (table at 0x000000F400401000).

 2415 19:39:20.906044  <6>[    4.197947] amdgpu: hwmgr_sw_init smu backed is smu8_smu

 2416 19:39:20.912915  <6>[    4.203561] [drm] Found UVD firmware Version: 1.43 Family ID: 15

 2417 19:39:20.916150  <6>[    4.209859] [drm] UVD ENC is disabled

 2418 19:39:20.923064  <6>[    4.214128] [drm] Found VCE firmware Version: 52.0 Binary ID: 3

 2419 19:39:20.930087  <6>[    4.222047] amdgpu: smu version 33.09.00

 2420 19:39:20.942137  <6>[    4.234297] [drm] DM_PPLIB: values for Engine clock

 2421 19:39:20.945289  <6>[    4.239446] [drm] DM_PPLIB:	 200000

 2422 19:39:20.948906  <6>[    4.243207] [drm] DM_PPLIB:	 300000

 2423 19:39:20.952446  <6>[    4.246958] [drm] DM_PPLIB:	 400000

 2424 19:39:20.958718  <6>[    4.250709] [drm] DM_PPLIB:	 450000

 2425 19:39:20.961878  <6>[    4.254460] [drm] DM_PPLIB:	 496560

 2426 19:39:20.965227  <6>[    4.258218] [drm] DM_PPLIB:	 533340

 2427 19:39:20.968830  <6>[    4.261969] [drm] DM_PPLIB:	 576000

 2428 19:39:20.971792  <6>[    4.265724] [drm] DM_PPLIB:	 600000

 2429 19:39:20.979009  <6>[    4.269492] [drm] DM_PPLIB: Validation clocks:

 2430 19:39:20.982028  <6>[    4.274199] [drm] DM_PPLIB:    engine_max_clock: 60000

 2431 19:39:20.988449  <6>[    4.279596] [drm] DM_PPLIB:    memory_max_clock: 93300

 2432 19:39:20.991666  <6>[    4.284992] [drm] DM_PPLIB:    level           : 8

 2433 19:39:20.998722  <6>[    4.290043] [drm] DM_PPLIB: values for Display clock

 2434 19:39:21.002135  <6>[    4.295264] [drm] DM_PPLIB:	 300000

 2435 19:39:21.005088  <6>[    4.299014] [drm] DM_PPLIB:	 400000

 2436 19:39:21.008231  <6>[    4.302764] [drm] DM_PPLIB:	 496560

 2437 19:39:21.012173  <6>[    4.306511] [drm] DM_PPLIB:	 626090

 2438 19:39:21.018690  <6>[    4.310260] [drm] DM_PPLIB:	 685720

 2439 19:39:21.021999  <6>[    4.314009] [drm] DM_PPLIB:	 757900

 2440 19:39:21.025159  <6>[    4.317757] [drm] DM_PPLIB:	 800000

 2441 19:39:21.028068  <6>[    4.321505] [drm] DM_PPLIB:	 847060

 2442 19:39:21.031706  <6>[    4.325253] [drm] DM_PPLIB: Validation clocks:

 2443 19:39:21.037985  <6>[    4.329953] [drm] DM_PPLIB:    engine_max_clock: 60000

 2444 19:39:21.045021  <6>[    4.335347] [drm] DM_PPLIB:    memory_max_clock: 93300

 2445 19:39:21.048392  <6>[    4.340742] [drm] DM_PPLIB:    level           : 8

 2446 19:39:21.054855  <6>[    4.345792] [drm] DM_PPLIB: values for Memory clock

 2447 19:39:21.058243  <6>[    4.350926] [drm] DM_PPLIB:	 667000

 2448 19:39:21.061519  <6>[    4.354673] [drm] DM_PPLIB:	 933000

 2449 19:39:21.064781  <6>[    4.358422] [drm] DM_PPLIB: Validation clocks:

 2450 19:39:21.071682  <6>[    4.363124] [drm] DM_PPLIB:    engine_max_clock: 60000

 2451 19:39:21.078283  <6>[    4.368521] [drm] DM_PPLIB:    memory_max_clock: 93300

 2452 19:39:21.081454  <6>[    4.373916] [drm] DM_PPLIB:    level           : 8

 2453 19:39:21.087944  <6>[    4.379088] [drm] Display Core initialized with v3.2.104!

 2454 19:39:21.196045  <6>[    4.488415] [drm] UVD initialized successfully.

 2455 19:39:21.302065  <6>[    4.594424] [drm] VCE initialized successfully.

 2456 19:39:21.312108  <6>[    4.599722] amdgpu 0000:00:01.0: amdgpu: SE 1, SH per SE 1, CU per SH 3, active_cu_number 3

 2457 19:39:21.315416  <6>[    4.609537] [drm] fb mappable at 0xCF86F000

 2458 19:39:21.321823  <6>[    4.614012] [drm] vram apper at 0xCF000000

 2459 19:39:21.325192  <6>[    4.618369] [drm] size 1179648

 2460 19:39:21.328417  <6>[    4.621686] [drm] fb depth is 8

 2461 19:39:21.332092  <6>[    4.625088] [drm]    pitch is 1536

 2462 19:39:21.340892  <6>[    4.629182] fbcon: amdgpudrmfb (fb0) is primary device

 2463 19:39:21.347194  <6>[    4.631150] Console: switching to colour frame buffer device 170x48

 2464 19:39:21.353567  <6>[    4.644830] amdgpu 0000:00:01.0: [drm] fb0: amdgpudrmfb frame buffer device

 2465 19:39:21.366735  <6>[    4.655780] [drm] Initialized amdgpu 3.40.0 20150101 for 0000:00:01.0 on minor 0

 2466 19:39:21.373330  <6>[    4.664748] [drm] Initialized vgem 1.0.0 20120112 for vgem on minor 1

 2467 19:39:21.385783  <6>[    4.677927] loop: module loaded

 2468 19:39:21.392195  <6>[    4.681797] lkdtm: No crash points registered, enable through debugfs

 2469 19:39:21.399237  <6>[    4.689911] e100: Intel(R) PRO/100 Network Driver

 2470 19:39:21.402454  <6>[    4.694882] e100: Copyright(c) 1999-2006 Intel Corporation

 2471 19:39:21.408966  <6>[    4.700666] e1000: Intel(R) PRO/1000 Network Driver

 2472 19:39:21.415394  <6>[    4.705803] e1000: Copyright (c) 1999-2006 Intel Corporation.

 2473 19:39:21.419363  <6>[    4.711869] e1000e: Intel(R) PRO/1000 Network Driver

 2474 19:39:21.425749  <6>[    4.717104] e1000e: Copyright(c) 1999 - 2015 Intel Corporation.

 2475 19:39:21.432162  <6>[    4.723332] igb: Intel(R) Gigabit Ethernet Network Driver

 2476 19:39:21.438535  <6>[    4.728987] igb: Copyright (c) 2007-2014 Intel Corporation.

 2477 19:39:21.442357  <6>[    4.734851] sky2: driver version 1.30

 2478 19:39:21.448774  <6>[    4.738952] usbcore: registered new interface driver r8152

 2479 19:39:21.454952  <6>[    4.744955] ehci_hcd: USB 2.0 'Enhanced' Host Controller (EHCI) Driver

 2480 19:39:21.458244  <6>[    4.751768] ehci-pci: EHCI PCI platform driver

 2481 19:39:21.465050  <6>[    4.756865] ehci-pci 0000:00:12.0: EHCI Host Controller

 2482 19:39:21.471637  <6>[    4.762902] ehci-pci 0000:00:12.0: new USB bus registered, assigned bus number 1

 2483 19:39:21.478699  <6>[    4.770613] ehci-pci 0000:00:12.0: debug port 2

 2484 19:39:21.484958  <6>[    4.775574] ehci-pci 0000:00:12.0: irq 18, io mem 0xf4d89000

 2485 19:39:21.496217  <6>[    4.788726] ehci-pci 0000:00:12.0: USB 2.0 started, EHCI 1.00

 2486 19:39:21.506262  <6>[    4.795209] usb usb1: New USB device found, idVendor=1d6b, idProduct=0002, bcdDevice= 5.10

 2487 19:39:21.513091  <6>[    4.803765] usb usb1: New USB device strings: Mfr=3, Product=2, SerialNumber=1

 2488 19:39:21.519541  <6>[    4.811244] usb usb1: Product: EHCI Host Controller

 2489 19:39:21.526126  <6>[    4.816382] usb usb1: Manufacturer: Linux 5.10.206-cip41 ehci_hcd

 2490 19:39:21.529303  <6>[    4.822733] usb usb1: SerialNumber: 0000:00:12.0

 2491 19:39:21.536577  <6>[    4.828516] hub 1-0:1.0: USB hub found

 2492 19:39:21.539813  <6>[    4.832609] hub 1-0:1.0: 2 ports detected

 2493 19:39:21.546209  <6>[    4.837760] ohci_hcd: USB 1.1 'Open' Host Controller (OHCI) Driver

 2494 19:39:21.552563  <6>[    4.844227] ohci-pci: OHCI PCI platform driver

 2495 19:39:21.559458  <6>[    4.848973] uhci_hcd: USB Universal Host Controller Interface driver

 2496 19:39:21.562602  <6>[    4.855924] xhci_hcd 0000:00:10.0: xHCI Host Controller

 2497 19:39:21.573372  <6>[    4.862153] xhci_hcd 0000:00:10.0: new USB bus registered, assigned bus number 2

 2498 19:39:21.583063  <6>[    4.870035] xhci_hcd 0000:00:10.0: hcc params 0x014040c3 hci version 0x100 quirks 0x0000000000000410

 2499 19:39:21.590108  <6>[    4.880312] xhci_hcd 0000:00:10.0: xHCI Host Controller

 2500 19:39:21.596504  <6>[    4.886058] xhci_hcd 0000:00:10.0: new USB bus registered, assigned bus number 3

 2501 19:39:21.602958  <6>[    4.893719] xhci_hcd 0000:00:10.0: Host supports USB 3.0 SuperSpeed

 2502 19:39:21.612694  <6>[    4.900474] usb usb2: New USB device found, idVendor=1d6b, idProduct=0002, bcdDevice= 5.10

 2503 19:39:21.619371  <6>[    4.909015] usb usb2: New USB device strings: Mfr=3, Product=2, SerialNumber=1

 2504 19:39:21.622570  <6>[    4.916493] usb usb2: Product: xHCI Host Controller

 2505 19:39:21.629436  <6>[    4.921635] usb usb2: Manufacturer: Linux 5.10.206-cip41 xhci-hcd

 2506 19:39:21.635895  <6>[    4.927987] usb usb2: SerialNumber: 0000:00:10.0

 2507 19:39:21.639824  <6>[    4.933445] hub 2-0:1.0: USB hub found

 2508 19:39:21.645976  <6>[    4.937544] hub 2-0:1.0: 4 ports detected

 2509 19:39:21.652213  <6>[    4.942439] usb usb3: We don't know the algorithms for LPM for this host, disabling LPM.

 2510 19:39:21.662388  <6>[    4.950857] usb usb3: New USB device found, idVendor=1d6b, idProduct=0003, bcdDevice= 5.10

 2511 19:39:21.668759  <6>[    4.959376] usb usb3: New USB device strings: Mfr=3, Product=2, SerialNumber=1

 2512 19:39:21.675887  <6>[    4.966860] usb usb3: Product: xHCI Host Controller

 2513 19:39:21.682227  <6>[    4.972058] usb usb3: Manufacturer: Linux 5.10.206-cip41 xhci-hcd

 2514 19:39:21.685578  <6>[    4.978410] usb usb3: SerialNumber: 0000:00:10.0

 2515 19:39:21.692155  <6>[    4.983958] hub 3-0:1.0: USB hub found

 2516 19:39:21.695371  <6>[    4.988042] hub 3-0:1.0: 4 ports detected

 2517 19:39:21.702028  <6>[    4.992986] usbcore: registered new interface driver usblp

 2518 19:39:21.708326  <6>[    4.998777] usbcore: registered new interface driver usb-storage

 2519 19:39:21.718269  <6>[    5.005333] udc-core: couldn't find an available UDC - added [g_ether] to list of pending drivers

 2520 19:39:21.725047  <6>[    5.014569] i8042: PNP: PS/2 Controller [PNP0303:PS2K] at 0x60,0x64 irq 1

 2521 19:39:21.735324  <4>[    5.021613] i8042: PNP: PS/2 appears to have AUX port disabled, if this is incorrect please boot with i8042.nopnp

 2522 19:39:21.742889  <4>[    5.033312] i8042: Warning: Keylock active

 2523 19:39:21.745977  <6>[    5.037838] serio: i8042 KBD port at 0x60,0x64 irq 1

 2524 19:39:21.753086  <6>[    5.044390] rtc_cmos 00:01: RTC can wake from S4

 2525 19:39:21.756279  <6>[    5.050303] rtc_cmos 00:01: registered as rtc0

 2526 19:39:21.766690  <6>[    5.055157] rtc_cmos 00:01: alarms up to one day, 114 bytes nvram, hpet irqs

 2527 19:39:21.773475  <6>[    5.062981] device-mapper: ioctl: 4.43.0-ioctl (2020-10-01) initialised: dm-devel@redhat.com

 2528 19:39:21.783265  <6>[    5.071901] input: AT Translated Set 2 keyboard as /devices/platform/i8042/serio0/input/input3

 2529 19:39:21.790328  <6>[    5.075562] sdhci: Secure Digital Host Controller Interface driver

 2530 19:39:21.792976  <6>[    5.087248] sdhci: Copyright(c) Pierre Ossman

 2531 19:39:21.803412  <6>[    5.092061] sdhci-pci 0000:00:14.7: SDHCI controller found [1022:7906] (rev 1)

 2532 19:39:21.809861  <6>[    5.099889] usb 1-1: new high-speed USB device number 2 using ehci-pci

 2533 19:39:21.918028  <6>[    5.207076] mmc0: SDHCI controller on PCI [0000:00:14.7] using ADMA 64-bit

 2534 19:39:21.924669  <6>[    5.214660] sdhci-pci 0000:02:00.0: SDHCI controller found [1217:8620] (rev 1)

 2535 19:39:21.931594  <6>[    5.220517] usb 2-1: new high-speed USB device number 2 using xhci_hcd

 2536 19:39:21.938018  <6>[    5.222787] mmc1: emmc 1.8v flag is set, force 1.8v signaling voltage

 2537 19:39:21.945617  <6>[    5.237774] mmc1: SDHCI controller on PCI [0000:02:00.0] using ADMA

 2538 19:39:21.952444  <6>[    5.244598] hid: raw HID events driver (C) Jiri Kosina

 2539 19:39:21.962306  <6>[    5.250713] usb 1-1: New USB device found, idVendor=0438, idProduct=7900, bcdDevice= 0.18

 2540 19:39:21.969952  <6>[    5.256801] usbcore: registered new interface driver usbhid

 2541 19:39:21.973365  <6>[    5.259189] usb 1-1: New USB device strings: Mfr=0, Product=0, SerialNumber=0

 2542 19:39:21.980431  <6>[    5.265014] usbhid: USB HID core driver

 2543 19:39:21.986744  <6>[    5.268902] cros_ec_lpcs GOOG0004:00: Chrome EC device registered

 2544 19:39:21.993276  <6>[    5.284332] snd_hda_intel 0000:00:01.1: Force to non-snoop mode

 2545 19:39:21.996670  <6>[    5.290907] hub 1-1:1.0: USB hub found

 2546 19:39:22.003198  <6>[    5.295356] ipip: IPv4 and MPLS over IPv4 tunneling driver

 2547 19:39:22.006488  <6>[    5.301157] hub 1-1:1.0: 4 ports detected

 2548 19:39:22.013323  <6>[    5.301519] IPv4 over IPsec tunneling driver

 2549 19:39:22.019638  <3>[    5.311046] snd_hda_intel 0000:00:01.1: Cannot probe codecs, giving up

 2550 19:39:22.026702  <6>[    5.311459] Initializing XFRM netlink socket

 2551 19:39:22.029750  <6>[    5.323342] NET: Registered protocol family 10

 2552 19:39:22.036993  <6>[    5.329043] Segment Routing with IPv6

 2553 19:39:22.040253  <6>[    5.333845] NET: Registered protocol family 17

 2554 19:39:22.046877  <6>[    5.338783] 8021q: 802.1Q VLAN Support v1.8

 2555 19:39:22.050147  <5>[    5.343280] Key type dns_resolver registered

 2556 19:39:22.060049  <6>[    5.347824] x86/pm: family 0x15 cpu detected, MSR saving is needed during suspending.

 2557 19:39:22.063425  <6>[    5.356799] microcode: CPU0: patch_level=0x06006705

 2558 19:39:22.070038  <6>[    5.361967] microcode: CPU1: patch_level=0x06006705

 2559 19:39:22.076385  <6>[    5.367167] microcode: Microcode Update Driver: v2.2.

 2560 19:39:22.079657  <6>[    5.367178] IPI shorthand broadcast: enabled

 2561 19:39:22.089495  <6>[    5.377221] sched_clock: Marking stable (5347567016, 29458911)->(5404730591, -27704664)

 2562 19:39:22.092786  <6>[    5.385810] registered taskstats version 1

 2563 19:39:22.099490  <5>[    5.390219] Loading compiled-in X.509 certificates

 2564 19:39:22.105892  <6>[    5.396035] usb 2-1: New USB device found, idVendor=04b4, idProduct=6502, bcdDevice=50.10

 2565 19:39:22.112244  <6>[    5.398325] PM:   Magic number: 8:939:646

 2566 19:39:22.119330  <6>[    5.404534] usb 2-1: New USB device strings: Mfr=0, Product=0, SerialNumber=0

 2567 19:39:22.122557  <6>[    5.416261] printk: console [netcon0] enabled

 2568 19:39:22.128872  <6>[    5.418406] hub 2-1:1.0: USB hub found

 2569 19:39:22.132665  <6>[    5.420919] netconsole: network logging started

 2570 19:39:22.135698  <6>[    5.425397] hub 2-1:1.0: 4 ports detected

 2571 19:39:22.142029  <6>[    5.434566] acpi_cpufreq: overriding BIOS provided _PSD data

 2572 19:39:22.263662  <6>[    5.552484] usb 2-3: new high-speed USB device number 3 using xhci_hcd

 2573 19:39:22.323543  <6>[    5.612484] usb 1-1.1: new high-speed USB device number 3 using ehci-pci

 2574 19:39:22.403189  <6>[    5.692398] usb 2-3: New USB device found, idVendor=0bda, idProduct=8153, bcdDevice=31.00

 2575 19:39:22.410339  <6>[    5.700845] usb 2-3: New USB device strings: Mfr=1, Product=2, SerialNumber=6

 2576 19:39:22.416631  <6>[    5.708238] usb 2-3: Product: USB 10/100/1000 LAN

 2577 19:39:22.420058  <6>[    5.713203] usb 2-3: Manufacturer: Realtek

 2578 19:39:22.423389  <6>[    5.717564] usb 2-3: SerialNumber: 001000001

 2579 19:39:22.466766  <6>[    5.756013] usb 1-1.1: New USB device found, idVendor=05c8, idProduct=03d1, bcdDevice= 1.03

 2580 19:39:22.473969  <6>[    5.764631] usb 1-1.1: New USB device strings: Mfr=3, Product=1, SerialNumber=2

 2581 19:39:22.480381  <6>[    5.772201] usb 1-1.1: Product: HP TrueVision HD Camera

 2582 19:39:22.483527  <6>[    5.777692] usb 1-1.1: Manufacturer: Foxlink

 2583 19:39:22.489979  <6>[    5.782224] usb 1-1.1: SerialNumber: 0x0001

 2584 19:39:22.497177  <6>[    5.786685] usb 2-1.1: new high-speed USB device number 4 using xhci_hcd

 2585 19:39:22.588414  <6>[    5.877401] usb 2-1.1: New USB device found, idVendor=0bda, idProduct=8153, bcdDevice=31.00

 2586 19:39:22.594976  <6>[    5.886017] usb 2-1.1: New USB device strings: Mfr=1, Product=2, SerialNumber=6

 2587 19:39:22.602175  <6>[    5.893583] usb 2-1.1: Product: USB 10/100/1000 LAN

 2588 19:39:22.605458  <6>[    5.898726] usb 2-1.1: Manufacturer: Realtek

 2589 19:39:22.612212  <6>[    5.903258] usb 2-1.1: SerialNumber: 000000000000

 2590 19:39:22.618397  <6>[    5.908234] usb 1-1.2: new full-speed USB device number 4 using ehci-pci

 2591 19:39:22.697790  <6>[    5.986638] usb 2-3: reset high-speed USB device number 3 using xhci_hcd

 2592 19:39:22.721025  <6>[    6.009741] usb 1-1.2: New USB device found, idVendor=0cf3, idProduct=e300, bcdDevice= 0.01

 2593 19:39:22.727458  <6>[    6.018352] usb 1-1.2: New USB device strings: Mfr=0, Product=0, SerialNumber=0

 2594 19:39:22.897511  <6>[    6.186483] usb 2-1.1: reset high-speed USB device number 4 using xhci_hcd

 2595 19:39:22.928222  <6>[    6.220277] r8152 2-3:1.0: load rtl8153b-2 v2 04/27/23 successfully

 2596 19:39:22.991899  <6>[    6.284098] r8152 2-3:1.0 eth0: v1.11.11

 2597 19:39:23.078336  <6>[    6.367271] r8152 2-1.1:1.0: load rtl8153b-2 v2 04/27/23 successfully

 2598 19:39:23.138124  <6>[    6.430573] r8152 2-1.1:1.0 eth1: v1.11.11

 2599 19:39:23.219940  <6>[    6.512443] mmc1: new HS200 MMC card at address 0001

 2600 19:39:23.226992  <6>[    6.518752] mmcblk1: mmc1:0001 DF4016 14.7 GiB 

 2601 19:39:23.233473  <6>[    6.523786] mmcblk1boot0: mmc1:0001 DF4016 partition 1 4.00 MiB

 2602 19:39:23.239845  <6>[    6.530157] mmcblk1boot1: mmc1:0001 DF4016 partition 2 4.00 MiB

 2603 19:39:23.246334  <6>[    6.536752] mmcblk1rpmb: mmc1:0001 DF4016 partition 3 4.00 MiB, chardev (245:0)

 2604 19:39:23.262480  <6>[    6.554807]  mmcblk1: p1 p2 p3 p4 p5 p6 p7 p8 p9 p10 p11 p12

 2605 19:39:24.617587  <6>[    7.909929] IPv6: ADDRCONF(NETDEV_CHANGE): eth0: link becomes ready

 2606 19:39:24.624228  <6>[    7.912084] r8152 2-3:1.0 eth0: carrier on

 2607 19:39:27.555090  <5>[    7.921676] Sending DHCP requests .., OK

 2608 19:39:27.561828  <6>[   10.852148] IP-Config: Got DHCP answer from 192.168.201.1, my address is 192.168.201.18

 2609 19:39:27.565131  <6>[   10.860409] IP-Config: Complete:

 2610 19:39:27.578540  <6>[   10.863900]      device=eth0, hwaddr=00:e0:4c:78:41:78, ipaddr=192.168.201.18, mask=255.255.255.0, gw=192.168.201.1

 2611 19:39:27.584959  <6>[   10.874613]      host=hp-11a-g6-ee-grunt-cbg-9, domain=lava-rack, nis-domain=(none)

 2612 19:39:27.591706  <6>[   10.882524]      bootserver=192.168.201.1, rootserver=192.168.201.1, rootpath=

 2613 19:39:27.598464  <6>[   10.882526]      nameserver0=192.168.201.1

 2614 19:39:27.648240  <5>[   10.937332] cfg80211: Loading compiled-in X.509 certificates for regulatory database

 2615 19:39:27.660569  <6>[   10.949792] modprobe (98) used greatest stack depth: 14208 bytes left

 2616 19:39:27.667209  <5>[   10.957364] cfg80211: Loaded X.509 cert 'sforshee: 00b28ddf47aef9cea7'

 2617 19:39:27.673817  <5>[   10.964506] cfg80211: Loaded X.509 cert 'wens: 61c038651aabdcf94bd0ac7ff06c7248db18c600'

 2618 19:39:27.684297  <4>[   10.973215] platform regulatory.0: Direct firmware load for regulatory.db failed with error -2

 2619 19:39:27.687634  <6>[   10.973539] ALSA device list:

 2620 19:39:27.694442  <6>[   10.982170] cfg80211: failed to load regulatory.db

 2621 19:39:27.697865  <6>[   10.985371]   No soundcards found.

 2622 19:39:27.704187  <4>[   10.994639] dw-apb-uart AMD0020:00: forbid DMA for kernel console

 2623 19:39:27.713427  <6>[   11.005456] Freeing unused kernel image (initmem) memory: 2172K

 2624 19:39:27.721442  <6>[   11.013933] Write protecting the kernel read-only data: 36864k

 2625 19:39:27.732611  <6>[   11.021444] Freeing unused kernel image (text/rodata gap) memory: 2028K

 2626 19:39:27.739246  <6>[   11.028972] Freeing unused kernel image (rodata/data gap) memory: 1312K

 2627 19:39:27.742513  <6>[   11.035902] Run /init as init process

 2628 19:39:27.751346  Loading, please wait...

 2629 19:39:27.776382  Starting version 247.3-7+deb11u2<6>[   11.063254] systemd-udevd (120) used greatest stack depth: 13816 bytes left

 2630 19:39:27.776479  

 2631 19:39:27.843131  <6>[   11.132256] udevadm (122) used greatest stack depth: 13600 bytes left

 2632 19:39:28.041870  <4>[   11.330946] da7219 i2c-DLGS7219:00: Using default DAI clk names: da7219-dai-wclk, da7219-dai-bclk

 2633 19:39:28.052850  <6>[   11.341983] cz-da7219-max98357a AMD7219:00: ASoC: CPU DAI designware-i2s.1.auto not registered

 2634 19:39:28.064107  <3>[   11.353431] cz-da7219-max98357a AMD7219:00: devm_snd_soc_register_card(acpd7219m98357) failed: -517

 2635 19:39:28.074169  <6>[   11.366701] chromeos ramoops using acpi device.

 2636 19:39:28.087757  <4>[   11.377011] cros-usbpd-notify-acpi GOOG0003:00: Couldn't get Chrome EC device pointer.

 2637 19:39:28.097897  <6>[   11.380898] cz-da7219-max98357a AMD7219:00: ASoC: CPU DAI designware-i2s.1.auto not registered

 2638 19:39:28.115202  <3>[   11.404394] designware-i2s designware-i2s.1.auto: IRQ index 0 not found

 2639 19:39:28.129852  <3>[   11.418752] cz-da7219-max98357a AMD7219:00: devm_snd_soc_register_card(acpd7219m98357) failed: -517

 2640 19:39:28.139138  <3>[   11.428624] designware-i2s designware-i2s.2.auto: IRQ index 0 not found

 2641 19:39:28.154894  <3>[   11.444288] designware-i2s designware-i2s.3.auto: IRQ index 0 not found

 2642 19:39:28.163524  <6>[   11.455927] r8152 2-1.1:1.0 enxf4f5e850e77e: renamed from eth1

 2643 19:39:28.176162  <6>[   11.465123] cz-da7219-max98357a AMD7219:00: ASoC: CPU DAI designware-i2s.3.auto not registered

 2644 19:39:28.186203  <3>[   11.474898] cz-da7219-max98357a AMD7219:00: devm_snd_soc_register_card(acpd7219m98357) failed: -517

 2645 19:39:28.231718  <6>[   11.520596] uvcvideo: Found UVC 1.00 device HP TrueVision HD Camera (05c8:03d1)

 2646 19:39:28.238392  <6>[   11.530024]  amd-da7219-play: codec dai name = da7219-hifi

 2647 19:39:28.259433  <6>[   11.548340] input: acpd7219m98357 Headset Jack as /devices/platform/AMD7219:00/sound/card0/input4

 2648 19:39:28.273804  <6>[   11.559507] input: HP TrueVision HD Camera: HP Tru as /devices/pci0000:00/0000:00:12.0/usb1/1-1/1-1.1/1-1.1:1.0/input/input5

 2649 19:39:28.282939  <6>[   11.574849] usbcore: registered new interface driver uvcvideo

 2650 19:39:28.288886  <6>[   11.580903] USB Video Class driver (1.1.1)

 2651 19:39:28.297571  

 2652 19:39:28.297736  

 2653 19:39:28.300249  coreboot-56f9d1cd49 Thu Sep  5 21:57:06 UTC 2019 smm starting...

 2654 19:39:28.300379  

 2655 19:39:28.303677  SMI# #0

 2656 19:39:28.303780  GSMI Unknown: 0xff

 2657 19:39:28.303870  

 2658 19:39:28.303989  

 2659 19:39:28.310730  coreboot-56f9d1cd49 Thu Sep  5 21:57:06 UTC 2019 smm starting...

 2660 19:39:28.310841  

 2661 19:39:28.310943  SMI# #1

 2662 19:39:28.313819  GSMI Handshake

 2663 19:39:28.317072  <6>[   11.611076] Registered efivars operations

 2664 19:39:28.320192  <6>[   11.615600] gsmi version 1.0 loaded

 2665 19:39:28.407820  Begin: Loading essential drivers ... done.

 2666 19:39:28.411277  Begin: Running /scripts/init-premount ... done.

 2667 19:39:28.417719  Begin: Mounting root file system ... Begin: Running /scripts/nfs-top ... done.

 2668 19:39:28.427421  Begin: Running /scripts/nfs-premount ... Waiting up to 60 secs for any ethernet to become available

 2669 19:39:28.431168  Device /sys/class/net/enxf4f5e850e77e found

 2670 19:39:28.431283  done.

 2671 19:39:28.439557  IP-Config: eth0 hardware address 00:e0:4c:78:41:78 mtu 1500 DHCP

 2672 19:39:28.445738  IP-Config: enxf4f5e850e77e hardware address f4:f5:e8:50:e7:7e mtu 1500 DHCP

 2673 19:39:28.606451  IP-Config: eth0 complete (dhcp from 192.168.201.1):

 2674 19:39:28.613229   address: 192.168.201.18   broadcast: 192.168.201.255  netmask: 255.255.255.0   

 2675 19:39:28.619869   gateway: 192.168.201.1    dns0     : 192.168.201.1    dns1   : 0.0.0.0         

 2676 19:39:28.626376   host   : hp-11a-g6-ee-grunt-cbg-9                                        

 2677 19:39:28.635774   domain : lava<6>[   11.909888] ipconfig (163) used greatest stack depth: 13232 bytes left

 2678 19:39:28.639140  -rack                                                       

 2679 19:39:28.642458   rootserver: 192.168.201.1 rootpath: 

 2680 19:39:28.645699   filename  : 

 2681 19:39:28.747446  <6>[   12.036520] nfsmount (164) used greatest stack depth: 12536 bytes left

 2682 19:39:28.747614  done.

 2683 19:39:28.755404  Begin: Running /scripts/nfs-bottom ... done.

 2684 19:39:28.767848  Begin: Running /scripts/init-bottom ... done.

 2685 19:39:29.811011  SELinux:  Could not open policy file <= /etc/selinux/targeted/policy/policy.33:  No such file or directory

 2686 19:39:29.978438  <30>[   13.250666] systemd[1]: systemd 247.3-7+deb11u2 running in system mode. (+PAM +AUDIT +SELINUX +IMA +APPARMOR +SMACK +SYSVINIT +UTMP +LIBCRYPTSETUP +GCRYPT +GNUTLS +ACL +XZ +LZ4 +ZSTD +SECCOMP +BLKID +ELFUTILS +KMOD +IDN2 -IDN +PCRE2 default-hierarchy=unified)

 2687 19:39:29.994698  <30>[   13.286899] systemd[1]: Detected architecture x86-64.

 2688 19:39:30.013506  

 2689 19:39:30.016015  Welcome to Debian GNU/Linux 11 (bullseye)!

 2690 19:39:30.016125  

 2691 19:39:30.024105  <30>[   13.316176] systemd[1]: Set hostname to <debian-bullseye-amd64>.

 2692 19:39:30.675486  <30>[   13.964699] systemd[1]: Queued start job for default target Graphical Interface.

 2693 19:39:30.684141  <30>[   13.976164] systemd[1]: Created slice system-getty.slice.

 2694 19:39:30.690068  [  OK  ] Created slice system-getty.slice.

 2695 19:39:30.697426  <30>[   13.989262] systemd[1]: Created slice system-modprobe.slice.

 2696 19:39:30.703544  [  OK  ] Created slice system-modprobe.slice.

 2697 19:39:30.713376  <30>[   14.005555] systemd[1]: Created slice system-serial\x2dgetty.slice.

 2698 19:39:30.723124  [  OK  ] Created slice system-serial\x2dgetty.slice.

 2699 19:39:30.729781  <30>[   14.022313] systemd[1]: Created slice User and Session Slice.

 2700 19:39:30.736593  [  OK  ] Created slice User and Session Slice.

 2701 19:39:30.749007  <30>[   14.038120] systemd[1]: Started Dispatch Password Requests to Console Directory Watch.

 2702 19:39:30.758895  [  OK  ] Started Dispatch Password …ts to Console Directory Watch.

 2703 19:39:30.768880  <30>[   14.058117] systemd[1]: Started Forward Password Requests to Wall Directory Watch.

 2704 19:39:30.775443  [  OK  ] Started Forward Password R…uests to Wall Directory Watch.

 2705 19:39:30.789298  <30>[   14.078012] systemd[1]: Set up automount Arbitrary Executable File Formats File System Automount Point.

 2706 19:39:30.798917  [  OK  ] Set up automount Arbitrary…s File System Automount Point.

 2707 19:39:30.806942  <30>[   14.098945] systemd[1]: Reached target Local Encrypted Volumes.

 2708 19:39:30.813002  [  OK  ] Reached target Local Encrypted Volumes.

 2709 19:39:30.822775  <30>[   14.114930] systemd[1]: Reached target Paths.

 2710 19:39:30.825917  [  OK  ] Reached target Paths.

 2711 19:39:30.835859  <30>[   14.127885] systemd[1]: Reached target Remote File Systems.

 2712 19:39:30.842385  [  OK  ] Reached target Remote File Systems.

 2713 19:39:30.850669  <30>[   14.142880] systemd[1]: Reached target Slices.

 2714 19:39:30.853974  [  OK  ] Reached target Slices.

 2715 19:39:30.863303  <30>[   14.155887] systemd[1]: Reached target Swap.

 2716 19:39:30.867144  [  OK  ] Reached target Swap.

 2717 19:39:30.879035  <30>[   14.168334] systemd[1]: Listening on initctl Compatibility Named Pipe.

 2718 19:39:30.886029  [  OK  ] Listening on initctl Compatibility Named Pipe.

 2719 19:39:30.893514  <30>[   14.185812] systemd[1]: Listening on Journal Audit Socket.

 2720 19:39:30.900171  [  OK  ] Listening on Journal Audit Socket.

 2721 19:39:30.909448  <30>[   14.201940] systemd[1]: Listening on Journal Socket (/dev/log).

 2722 19:39:30.916124  [  OK  ] Listening on Journal Socket (/dev/log).

 2723 19:39:30.925447  <30>[   14.217409] systemd[1]: Listening on Journal Socket.

 2724 19:39:30.932011  [  OK  ] Listening on Journal Socket.

 2725 19:39:30.938136  <30>[   14.229907] systemd[1]: Listening on Network Service Netlink Socket.

 2726 19:39:30.944878  [  OK  ] Listening on Network Service Netlink Socket.

 2727 19:39:30.955730  <30>[   14.247786] systemd[1]: Listening on udev Control Socket.

 2728 19:39:30.962205  [  OK  ] Listening on udev Control Socket.

 2729 19:39:30.968550  <30>[   14.260284] systemd[1]: Listening on udev Kernel Socket.

 2730 19:39:30.975283  [  OK  ] Listening on udev Kernel Socket.

 2731 19:39:30.985158  <30>[   14.277316] systemd[1]: Mounting Huge Pages File System...

 2732 19:39:30.991515           Mounting Huge Pages File System...

 2733 19:39:30.998827  <30>[   14.291112] systemd[1]: Mounting POSIX Message Queue File System...

 2734 19:39:31.006056           Mounting POSIX Message Queue File System...

 2735 19:39:31.016853  <30>[   14.308976] systemd[1]: Mounting Kernel Debug File System...

 2736 19:39:31.023070           Mounting Kernel Debug File System...

 2737 19:39:31.035716  <30>[   14.327799] systemd[1]: Mounting Kernel Trace File System...

 2738 19:39:31.042383           Mounting Kernel Trace File System...

 2739 19:39:31.061753  <30>[   14.350882] systemd[1]: Starting Create list of static device nodes for the current kernel...

 2740 19:39:31.068534           Starting Create list of st…odes for the current kernel...

 2741 19:39:31.079053  <30>[   14.371073] systemd[1]: Starting Load Kernel Module configfs...

 2742 19:39:31.085111           Starting Load Kernel Module configfs...

 2743 19:39:31.094713  <30>[   14.386960] systemd[1]: Starting Load Kernel Module drm...

 2744 19:39:31.101065           Starting Load Kernel Module drm...

 2745 19:39:31.110064  <30>[   14.402173] systemd[1]: Starting Load Kernel Module fuse...

 2746 19:39:31.116109           Starting Load Kernel Module fuse...

 2747 19:39:31.152025  <30>[   14.440697] systemd[1]: Condition check resulted in Set Up Additional Binary Formats being skipped.

 2748 19:39:31.162152  <30>[   14.454632] systemd[1]: Starting Journal Service...

 2749 19:39:31.165563           Starting Journal Service...

 2750 19:39:31.185745  <6>[   14.478138] fuse: init (API version 7.32)

 2751 19:39:31.195914  <30>[   14.488025] systemd[1]: Starting Load Kernel Modules...

 2752 19:39:31.202575           Starting Load Kernel Modules...

 2753 19:39:31.213656  <30>[   14.502392] systemd[1]: Starting Remount Root and Kernel File Systems...

 2754 19:39:31.219966           Starting Remount Root and Kernel File Systems...

 2755 19:39:31.229773  <30>[   14.522351] systemd[1]: Starting Coldplug All udev Devices...

 2756 19:39:31.237066           Starting Coldplug All udev Devices...

 2757 19:39:31.250855  <30>[   14.542967] systemd[1]: Mounted Huge Pages File System.

 2758 19:39:31.257284  [  OK  ] Mounted Huge Pages File System.

 2759 19:39:31.265943  <30>[   14.558027] systemd[1]: Mounted POSIX Message Queue File System.

 2760 19:39:31.272541  [  OK  ] Mounted POSIX Message Queue File System.

 2761 19:39:31.279874  <30>[   14.571911] systemd[1]: Mounted Kernel Debug File System.

 2762 19:39:31.286256  [  OK  ] Mounted Kernel Debug File System.

 2763 19:39:31.294312  <30>[   14.586862] systemd[1]: Mounted Kernel Trace File System.

 2764 19:39:31.301144  [  OK  ] Mounted Kernel Trace File System.

 2765 19:39:31.313276  <30>[   14.602096] systemd[1]: Finished Create list of static device nodes for the current kernel.

 2766 19:39:31.323130  [  OK  ] Finished Create list of st… nodes for the current kernel.

 2767 19:39:31.329172  <30>[   14.620936] systemd[1]: modprobe@configfs.service: Succeeded.

 2768 19:39:31.336445  <30>[   14.628686] systemd[1]: Finished Load Kernel Module configfs.

 2769 19:39:31.343209  [  OK  ] Finished Load Kernel Module configfs.

 2770 19:39:31.352728  <30>[   14.644699] systemd[1]: modprobe@drm.service: Succeeded.

 2771 19:39:31.359301  <30>[   14.651286] systemd[1]: Finished Load Kernel Module drm.

 2772 19:39:31.365697  [  OK  ] Finished Load Kernel Module drm.

 2773 19:39:31.374422  <30>[   14.666955] systemd[1]: modprobe@fuse.service: Succeeded.

 2774 19:39:31.381590  <30>[   14.673765] systemd[1]: Finished Load Kernel Module fuse.

 2775 19:39:31.388407  [  OK  ] Finished Load Kernel Module fuse.

 2776 19:39:31.396263  <30>[   14.688580] systemd[1]: Finished Load Kernel Modules.

 2777 19:39:31.403122  [  OK  ] Finished Load Kernel Modules.

 2778 19:39:31.416798  <30>[   14.705557] systemd[1]: Finished Remount Root and Kernel File Systems.

 2779 19:39:31.423478  [  OK  ] Finished Remount Root and Kernel File Systems.

 2780 19:39:31.434045  <30>[   14.726022] systemd[1]: Mounting FUSE Control File System...

 2781 19:39:31.444539           Mounting FUSE Control File System...

 2782 19:39:31.457808  <30>[   14.746738] systemd[1]: Mounting Kernel Configuration File System...

 2783 19:39:31.460922           Mounting Kernel Configuration File System...

 2784 19:39:31.477318  <30>[   14.766450] systemd[1]: Condition check resulted in Rebuild Hardware Database being skipped.

 2785 19:39:31.487497  <30>[   14.775673] systemd[1]: Condition check resulted in Platform Persistent Storage Archival being skipped.

 2786 19:39:31.494860  <30>[   14.787333] systemd[1]: Starting Load/Save Random Seed...

 2787 19:39:31.501563           Starting Load/Save Random Seed...

 2788 19:39:31.508859  <30>[   14.801134] systemd[1]: Starting Apply Kernel Variables...

 2789 19:39:31.515344           Starting Apply Kernel Variables...

 2790 19:39:31.528532  <30>[   14.821053] systemd[1]: Starting Create System Users...

 2791 19:39:31.537753           Starting Create System Users...

 2792 19:39:31.561498  <30>[   14.853632] systemd[1]: Mounted FUSE Control File System.

 2793 19:39:31.570170  [  OK  ] Mounted FUSE Control File System.

 2794 19:39:31.579426  <30>[   14.872002] systemd[1]: Mounted Kernel Configuration File System.

 2795 19:39:31.589761  [  OK  ] Mounted Kernel Configuration File System.

 2796 19:39:31.599132  <30>[   14.891576] systemd[1]: Started Journal Service.

 2797 19:39:31.605663  [  OK  ] Started Journal Service.

 2798 19:39:31.615901  [  OK  ] Finished Load/Save Random Seed.

 2799 19:39:31.627160  [  OK  ] Finished Apply Kernel Variables.

 2800 19:39:31.641214           Starting Flush Journal to Persistent Storage...

 2801 19:39:31.679928  <46>[   14.968978] systemd-journald[199]: Received client request to flush runtime journal.

 2802 19:39:31.838179  [  OK  ] Finished Coldplug All udev Devices.

 2803 19:39:33.112272  [  OK  ] Finished Flush Journal to Persistent Storage.

 2804 19:39:33.133416  [  OK  ] Finished Create System Users.

 2805 19:39:33.143193           Starting Create Static Device Nodes in /dev...

 2806 19:39:33.220810  <6>[   16.509788] systemd-tmpfile (212) used greatest stack depth: 12384 bytes left

 2807 19:39:33.227085  [  OK  ] Finished Create Static Device Nodes in /dev.

 2808 19:39:33.235860  [  OK  ] Reached target Local File Systems (Pre).

 2809 19:39:33.245989  [  OK  ] Reached target Local File Systems.

 2810 19:39:33.257050           Starting Create Volatile Files and Directories...

 2811 19:39:33.274205           Starting Rule-based Manage…for Device Events and Files...

 2812 19:39:33.469505  [  OK  ] Started Rule-based Manager for Device Events and Files.

 2813 19:39:33.482214           Starting Network Service...

 2814 19:39:33.560503  [  OK  ] Finished Create Volatile Files and Directories.

 2815 19:39:33.579230           Starting Network Time Synchronization...

 2816 19:39:33.589764           Starting Update UTMP about System Boot/Shutdown...

 2817 19:39:33.653179  [  OK  ] Finished Update UTMP about System Boot/Shutdown.

 2818 19:39:34.151633  [  OK  ] Created slice system-systemd\x2dbacklight.slice.

 2819 19:39:34.167347           Starting Load/Save Screen …ess of backlight:amdgpu_bl0...

 2820 19:39:34.308249  [FAILED] Failed to start Load/Save …tness of backlight:amdgpu_bl0.

 2821 19:39:34.325089  See 'systemctl status systemd-backlight…klight:amdgpu_bl0.service' for details.

 2822 19:39:34.357416  [  OK  ] Started Network Time Synchronization.

 2823 19:39:34.365527  [  OK  ] Reached target System Initialization.

 2824 19:39:34.377802  [  OK  ] Started Daily Cleanup of Temporary Directories.

 2825 19:39:34.384315  [  OK  ] Reached target System Time Set.

 2826 19:39:34.393197  [  OK  ] Reached target System Time Synchronized.

 2827 19:39:34.510444  [  OK  ] Started Daily apt download activities.

 2828 19:39:34.526145  [  OK  ] Started Daily apt upgrade and clean activities.

 2829 19:39:34.554878  [  OK  ] Started Periodic ext4 Onli…ata Check for All Filesystems.

 2830 19:39:34.576963  [  OK  ] Started Discard unused blocks once a week.

 2831 19:39:34.583394  [  OK  ] Reached target Timers.

 2832 19:39:34.596069  [  OK  ] Listening on D-Bus System Message Bus Socket.

 2833 19:39:34.602930  [  OK  ] Reached target Sockets.

 2834 19:39:34.609160  [  OK  ] Reached target Basic System.

 2835 19:39:34.620459  [  OK  ] Started D-Bus System Message Bus.

 2836 19:39:34.699121           Starting Remove Stale Onli…t4 Metadata Check Snapshots...

 2837 19:39:34.891523           Starting User Login Management...

 2838 19:39:34.900801  [  OK  ] Started Network Service.

 2839 19:39:34.958575  [  OK  ] Found device /dev/ttyS0.

 2840 19:39:35.116901  [  OK  ] Reached target Sound Card.

 2841 19:39:35.128238  [  OK  ] Listening on Load/Save RF …itch Status /dev/rfkill Watch.

 2842 19:39:35.169347           Starting Network Name Resolution...

 2843 19:39:35.340801  [  OK  ] Started User Login Management.

 2844 19:39:35.377947  [  OK  ] Finished Remove Stale Onli…ext4 Metadata Check Snapshots.

 2845 19:39:35.955744  [  OK  ] Started Network Name Resolution.

 2846 19:39:35.965538  [  OK  ] Reached target Network.

 2847 19:39:35.977743  [  OK  ] Reached target Host and Network Name Lookups.

 2848 19:39:35.986850           Starting Permit User Sessions...

 2849 19:39:36.014931  [  OK  ] Finished Permit User Sessions.

 2850 19:39:36.027625  [  OK  ] Started Getty on tty1.

 2851 19:39:36.038976  [  OK  ] Started Serial Getty on ttyS0.

 2852 19:39:36.049176  [  OK  ] Reached target Login Prompts.

 2853 19:39:36.057251  [  OK  ] Reached target Multi-User System.

 2854 19:39:36.067133  [  OK  ] Reached target Graphical Interface.

 2855 19:39:36.083887           Starting Update UTMP about System Runlevel Changes...

 2856 19:39:36.111967  [  OK  ] Finished Update UTMP about System Runlevel Changes.

 2857 19:39:36.183043  

 2858 19:39:36.183178  

 2859 19:39:36.185967  Debian GNU/Linux 11 debian-bullseye-amd64 ttyS0

 2860 19:39:36.186059  

 2861 19:39:36.189628  debian-bullseye-amd64 login: root (automatic login)

 2862 19:39:36.189713  

 2863 19:39:36.189798  

 2864 19:39:36.520323  Linux debian-bullseye-amd64 5.10.206-cip41 #1 SMP Fri Jan 5 19:13:20 UTC 2024 x86_64

 2865 19:39:36.520457  

 2866 19:39:36.526863  The programs included with the Debian GNU/Linux system are free software;

 2867 19:39:36.533222  the exact distribution terms for each program are described in the

 2868 19:39:36.536513  individual files in /usr/share/doc/*/copyright.

 2869 19:39:36.536596  

 2870 19:39:36.543346  Debian GNU/Linux comes with ABSOLUTELY NO WARRANTY, to the extent

 2871 19:39:36.546868  permitted by applicable law.

 2872 19:39:37.146666  Matched prompt #10: / #
 2874 19:39:37.146972  Kernel warnings or errors detected.
 2875 19:39:37.147041  Setting prompt string to ['/ #']
 2876 19:39:37.147130  end: 2.2.5.1 login-action (duration 00:00:19) [common]
 2878 19:39:37.147366  end: 2.2.5 auto-login-action (duration 00:00:21) [common]
 2879 19:39:37.147453  start: 2.2.6 expect-shell-connection (timeout 00:04:12) [common]
 2880 19:39:37.147521  Setting prompt string to ['/ #']
 2881 19:39:37.147582  Forcing a shell prompt, looking for ['/ #']
 2883 19:39:37.197822  / # 

 2884 19:39:37.197987  expect-shell-connection: Wait for prompt ['/ #'] (timeout 00:05:00)
 2885 19:39:37.198085  Waiting using forced prompt support (timeout 00:02:30)
 2886 19:39:37.203764  

 2887 19:39:37.204042  end: 2.2.6 expect-shell-connection (duration 00:00:00) [common]
 2888 19:39:37.204134  start: 2.2.7 export-device-env (timeout 00:04:12) [common]
 2890 19:39:37.304555  / # export NFS_ROOTFS='/var/lib/lava/dispatcher/tmp/12460396/extract-nfsrootfs-yy3b47jw'

 2891 19:39:37.310801  export NFS_ROOTFS='/var/lib/lava/dispatcher/tmp/12460396/extract-nfsrootfs-yy3b47jw'

 2893 19:39:37.412389  / # export NFS_SERVER_IP='192.168.201.1'

 2894 19:39:37.418880  export NFS_SERVER_IP='192.168.201.1'

 2895 19:39:37.419810  end: 2.2.7 export-device-env (duration 00:00:00) [common]
 2896 19:39:37.420497  end: 2.2 depthcharge-retry (duration 00:00:49) [common]
 2897 19:39:37.420938  end: 2 depthcharge-action (duration 00:00:49) [common]
 2898 19:39:37.421415  start: 3 lava-test-retry (timeout 00:08:45) [common]
 2899 19:39:37.421837  start: 3.1 lava-test-shell (timeout 00:08:45) [common]
 2900 19:39:37.422256  Using namespace: common
 2902 19:39:37.523699  / # #

 2903 19:39:37.524232  lava-test-shell: Wait for prompt ['/ #'] (timeout 00:10:00)
 2904 19:39:37.530320  #

 2905 19:39:37.531010  Using /lava-12460396
 2907 19:39:37.632014  / # export SHELL=/bin/bash

 2908 19:39:37.638305  export SHELL=/bin/bash

 2910 19:39:37.739585  / # . /lava-12460396/environment

 2911 19:39:37.745265  . /lava-12460396/environment

 2913 19:39:37.851158  / # /lava-12460396/bin/lava-test-runner /lava-12460396/0

 2914 19:39:37.851659  Test shell timeout: 10s (minimum of the action and connection timeout)
 2915 19:39:37.857516  /lava-12460396/bin/lava-test-runner /lava-12460396/0

 2916 19:39:38.131152  + export TESTRUN_ID=0_timesync-off

 2917 19:39:38.134183  + TESTRUN_ID=0_timesync-off

 2918 19:39:38.137450  + cd /lava-12460396/0/tests/0_timesync-off

 2919 19:39:38.140645  ++ cat uuid

 2920 19:39:38.145959  + UUID=12460396_1.5.2.3.1

 2921 19:39:38.146452  + set +x

 2922 19:39:38.152193  <LAVA_SIGNAL_STARTRUN 0_timesync-off 12460396_1.5.2.3.1>

 2923 19:39:38.152997  Received signal: <STARTRUN> 0_timesync-off 12460396_1.5.2.3.1
 2924 19:39:38.153429  Starting test lava.0_timesync-off (12460396_1.5.2.3.1)
 2925 19:39:38.153867  Skipping test definition patterns.
 2926 19:39:38.155360  + systemctl stop systemd-timesyncd

 2927 19:39:38.211071  + set +x

 2928 19:39:38.214205  <LAVA_SIGNAL_ENDRUN 0_timesync-off 12460396_1.5.2.3.1>

 2929 19:39:38.214944  Received signal: <ENDRUN> 0_timesync-off 12460396_1.5.2.3.1
 2930 19:39:38.215371  Ending use of test pattern.
 2931 19:39:38.215864  Ending test lava.0_timesync-off (12460396_1.5.2.3.1), duration 0.06
 2933 19:39:38.308811  + export TESTRUN_ID=1_kselftest-lkdtm

 2934 19:39:38.309393  + TESTRUN_ID=1_kselftest-lkdtm

 2935 19:39:38.315328  + cd /lava-12460396/0/tests/1_kselftest-lkdtm

 2936 19:39:38.315872  ++ cat uuid

 2937 19:39:38.322801  + UUID=12460396_1.5.2.3.5

 2938 19:39:38.323364  + set +x

 2939 19:39:38.329647  <LAVA_SIGNAL_STARTRUN 1_kselftest-lkdtm 12460396_1.5.2.3.5>

 2940 19:39:38.330460  Received signal: <STARTRUN> 1_kselftest-lkdtm 12460396_1.5.2.3.5
 2941 19:39:38.330990  Starting test lava.1_kselftest-lkdtm (12460396_1.5.2.3.5)
 2942 19:39:38.331514  Skipping test definition patterns.
 2943 19:39:38.332833  + cd ./automated/linux/kselftest/

 2944 19:39:38.362561  + ./kselftest.sh -c lkdtm -T '' -t kselftest_armhf.tar.gz -s True -u http://storage.kernelci.org/cip-gitlab/ci-iwamatsu-linux-5.10.y-cip-rc/v5.10.205-897-gcc9858ae2881/x86_64/x86_64_defconfig+x86-board+kselftest/gcc-10/kselftest.tar.xz -L '' -S /dev/null -b hp-11A-G6-EE-grunt -g cip-gitlab -e '' -p /opt/kselftests/mainline/ -n 1 -i 1

 2945 19:39:38.408230  INFO: install_deps skipped

 2946 19:39:38.551813  --2024-01-05 19:37:01--  http://storage.kernelci.org/cip-gitlab/ci-iwamatsu-linux-5.10.y-cip-rc/v5.10.205-897-gcc9858ae2881/x86_64/x86_64_defconfig+x86-board+kselftest/gcc-10/kselftest.tar.xz

 2947 19:39:38.555268  Resolving storage.kernelci.org (storage.kernelci.org)... 20.171.243.82

 2948 19:39:38.684805  Connecting to storage.kernelci.org (storage.kernelci.org)|20.171.243.82|:80... connected.

 2949 19:39:38.816237  HTTP request sent, awaiting response... 200 OK

 2950 19:39:38.819613  Length: 3379368 (3.2M) [application/octet-stream]

 2951 19:39:38.822463  Saving to: 'kselftest.tar.xz'

 2952 19:39:38.822951  

 2953 19:39:38.823443  

 2954 19:39:39.072361  kselftest.tar.xz      0%[                    ]       0  --.-KB/s               

 2955 19:39:39.328625  kselftest.tar.xz      1%[                    ]  46.39K   182KB/s               

 2956 19:39:39.712336  kselftest.tar.xz      6%[>                   ] 216.08K   423KB/s               

 2957 19:39:39.979810  kselftest.tar.xz     25%[====>               ] 842.51K   943KB/s               

 2958 19:39:40.143292  kselftest.tar.xz     61%[===========>        ]   1.97M  1.70MB/s               

 2959 19:39:40.149411  kselftest.tar.xz    100%[===================>]   3.22M  2.44MB/s    in 1.3s    

 2960 19:39:40.150016  

 2961 19:39:40.439311  2024-01-05 19:37:03 (2.44 MB/s) - 'kselftest.tar.xz' saved [3379368/3379368]

 2962 19:39:40.439445  

 2963 19:39:47.721936  skiplist:

 2964 19:39:47.725227  ========================================

 2965 19:39:47.727948  ========================================

 2966 19:39:47.768274  lkdtm:PANIC.sh

 2967 19:39:47.768418  lkdtm:BUG.sh

 2968 19:39:47.771487  lkdtm:WARNING.sh

 2969 19:39:47.771597  lkdtm:WARNING_MESSAGE.sh

 2970 19:39:47.774479  lkdtm:EXCEPTION.sh

 2971 19:39:47.774592  lkdtm:LOOP.sh

 2972 19:39:47.778181  lkdtm:EXHAUST_STACK.sh

 2973 19:39:47.781414  lkdtm:CORRUPT_STACK.sh

 2974 19:39:47.781518  lkdtm:CORRUPT_STACK_STRONG.sh

 2975 19:39:47.784791  lkdtm:CORRUPT_LIST_ADD.sh

 2976 19:39:47.788082  lkdtm:CORRUPT_LIST_DEL.sh

 2977 19:39:47.791454  lkdtm:STACK_GUARD_PAGE_LEADING.sh

 2978 19:39:47.794811  lkdtm:STACK_GUARD_PAGE_TRAILING.sh

 2979 19:39:47.794921  lkdtm:UNSET_SMEP.sh

 2980 19:39:47.798146  lkdtm:DOUBLE_FAULT.sh

 2981 19:39:47.798249  lkdtm:CORRUPT_PAC.sh

 2982 19:39:47.801301  lkdtm:UNALIGNED_LOAD_STORE_WRITE.sh

 2983 19:39:47.804505  lkdtm:OVERWRITE_ALLOCATION.sh

 2984 19:39:47.807557  lkdtm:WRITE_AFTER_FREE.sh

 2985 19:39:47.811103  lkdtm:READ_AFTER_FREE.sh

 2986 19:39:47.814340  lkdtm:WRITE_BUDDY_AFTER_FREE.sh

 2987 19:39:47.814444  lkdtm:READ_BUDDY_AFTER_FREE.sh

 2988 19:39:47.817676  lkdtm:SLAB_FREE_DOUBLE.sh

 2989 19:39:47.821149  lkdtm:SLAB_FREE_CROSS.sh

 2990 19:39:47.821286  lkdtm:SLAB_FREE_PAGE.sh

 2991 19:39:47.824401  lkdtm:SOFTLOCKUP.sh

 2992 19:39:47.827604  lkdtm:HARDLOCKUP.sh

 2993 19:39:47.827704  lkdtm:SPINLOCKUP.sh

 2994 19:39:47.830640  lkdtm:HUNG_TASK.sh

 2995 19:39:47.830743  lkdtm:EXEC_DATA.sh

 2996 19:39:47.834247  lkdtm:EXEC_STACK.sh

 2997 19:39:47.834350  lkdtm:EXEC_KMALLOC.sh

 2998 19:39:47.837394  lkdtm:EXEC_VMALLOC.sh

 2999 19:39:47.837493  lkdtm:EXEC_RODATA.sh

 3000 19:39:47.840682  lkdtm:EXEC_USERSPACE.sh

 3001 19:39:47.844113  lkdtm:EXEC_NULL.sh

 3002 19:39:47.844217  lkdtm:ACCESS_USERSPACE.sh

 3003 19:39:47.847461  lkdtm:ACCESS_NULL.sh

 3004 19:39:47.847554  lkdtm:WRITE_RO.sh

 3005 19:39:47.850764  lkdtm:WRITE_RO_AFTER_INIT.sh

 3006 19:39:47.854195  lkdtm:WRITE_KERN.sh

 3007 19:39:47.857452  lkdtm:REFCOUNT_INC_OVERFLOW.sh

 3008 19:39:47.857549  lkdtm:REFCOUNT_ADD_OVERFLOW.sh

 3009 19:39:47.863913  lkdtm:REFCOUNT_INC_NOT_ZERO_OVERFLOW.sh

 3010 19:39:47.867124  lkdtm:REFCOUNT_ADD_NOT_ZERO_OVERFLOW.sh

 3011 19:39:47.867224  lkdtm:REFCOUNT_DEC_ZERO.sh

 3012 19:39:47.870630  lkdtm:REFCOUNT_DEC_NEGATIVE.sh

 3013 19:39:47.873727  lkdtm:REFCOUNT_DEC_AND_TEST_NEGATIVE.sh

 3014 19:39:47.876849  lkdtm:REFCOUNT_SUB_AND_TEST_NEGATIVE.sh

 3015 19:39:47.880038  lkdtm:REFCOUNT_INC_ZERO.sh

 3016 19:39:47.883671  lkdtm:REFCOUNT_ADD_ZERO.sh

 3017 19:39:47.886706  lkdtm:REFCOUNT_INC_SATURATED.sh

 3018 19:39:47.890180  lkdtm:REFCOUNT_DEC_SATURATED.sh

 3019 19:39:47.890299  lkdtm:REFCOUNT_ADD_SATURATED.sh

 3020 19:39:47.893565  lkdtm:REFCOUNT_INC_NOT_ZERO_SATURATED.sh

 3021 19:39:47.900393  lkdtm:REFCOUNT_ADD_NOT_ZERO_SATURATED.sh

 3022 19:39:47.903051  lkdtm:REFCOUNT_DEC_AND_TEST_SATURATED.sh

 3023 19:39:47.906540  lkdtm:REFCOUNT_SUB_AND_TEST_SATURATED.sh

 3024 19:39:47.906656  lkdtm:REFCOUNT_TIMING.sh

 3025 19:39:47.909914  lkdtm:ATOMIC_TIMING.sh

 3026 19:39:47.913204  lkdtm:USERCOPY_HEAP_SIZE_TO.sh

 3027 19:39:47.916467  lkdtm:USERCOPY_HEAP_SIZE_FROM.sh

 3028 19:39:47.920048  lkdtm:USERCOPY_HEAP_WHITELIST_TO.sh

 3029 19:39:47.923005  lkdtm:USERCOPY_HEAP_WHITELIST_FROM.sh

 3030 19:39:47.926166  lkdtm:USERCOPY_STACK_FRAME_TO.sh

 3031 19:39:47.929585  lkdtm:USERCOPY_STACK_FRAME_FROM.sh

 3032 19:39:47.932787  lkdtm:USERCOPY_STACK_BEYOND.sh

 3033 19:39:47.932886  lkdtm:USERCOPY_KERNEL.sh

 3034 19:39:47.936182  lkdtm:STACKLEAK_ERASING.sh

 3035 19:39:47.939344  lkdtm:CFI_FORWARD_PROTO.sh

 3036 19:39:47.943092  ============== Tests to run ===============

 3037 19:39:47.943198  lkdtm:PANIC.sh

 3038 19:39:47.946174  lkdtm:BUG.sh

 3039 19:39:47.946294  lkdtm:WARNING.sh

 3040 19:39:47.949653  lkdtm:WARNING_MESSAGE.sh

 3041 19:39:47.949767  lkdtm:EXCEPTION.sh

 3042 19:39:47.953148  lkdtm:LOOP.sh

 3043 19:39:47.953286  lkdtm:EXHAUST_STACK.sh

 3044 19:39:47.956435  lkdtm:CORRUPT_STACK.sh

 3045 19:39:47.959215  lkdtm:CORRUPT_STACK_STRONG.sh

 3046 19:39:47.962565  lkdtm:CORRUPT_LIST_ADD.sh

 3047 19:39:47.962709  lkdtm:CORRUPT_LIST_DEL.sh

 3048 19:39:47.965884  lkdtm:STACK_GUARD_PAGE_LEADING.sh

 3049 19:39:47.969356  lkdtm:STACK_GUARD_PAGE_TRAILING.sh

 3050 19:39:47.972728  lkdtm:UNSET_SMEP.sh

 3051 19:39:47.972830  lkdtm:DOUBLE_FAULT.sh

 3052 19:39:47.976162  lkdtm:CORRUPT_PAC.sh

 3053 19:39:47.979349  lkdtm:UNALIGNED_LOAD_STORE_WRITE.sh

 3054 19:39:47.982474  lkdtm:OVERWRITE_ALLOCATION.sh

 3055 19:39:47.982595  lkdtm:WRITE_AFTER_FREE.sh

 3056 19:39:47.985536  lkdtm:READ_AFTER_FREE.sh

 3057 19:39:47.989219  lkdtm:WRITE_BUDDY_AFTER_FREE.sh

 3058 19:39:47.992300  lkdtm:READ_BUDDY_AFTER_FREE.sh

 3059 19:39:47.992423  lkdtm:SLAB_FREE_DOUBLE.sh

 3060 19:39:47.995303  lkdtm:SLAB_FREE_CROSS.sh

 3061 19:39:47.998922  lkdtm:SLAB_FREE_PAGE.sh

 3062 19:39:47.999025  lkdtm:SOFTLOCKUP.sh

 3063 19:39:48.002356  lkdtm:HARDLOCKUP.sh

 3064 19:39:48.002461  lkdtm:SPINLOCKUP.sh

 3065 19:39:48.005304  lkdtm:HUNG_TASK.sh

 3066 19:39:48.008632  lkdtm:EXEC_DATA.sh

 3067 19:39:48.008737  lkdtm:EXEC_STACK.sh

 3068 19:39:48.012068  lkdtm:EXEC_KMALLOC.sh

 3069 19:39:48.012167  lkdtm:EXEC_VMALLOC.sh

 3070 19:39:48.015425  lkdtm:EXEC_RODATA.sh

 3071 19:39:48.018847  lkdtm:EXEC_USERSPACE.sh

 3072 19:39:48.018949  lkdtm:EXEC_NULL.sh

 3073 19:39:48.022293  lkdtm:ACCESS_USERSPACE.sh

 3074 19:39:48.022397  lkdtm:ACCESS_NULL.sh

 3075 19:39:48.025023  lkdtm:WRITE_RO.sh

 3076 19:39:48.028736  lkdtm:WRITE_RO_AFTER_INIT.sh

 3077 19:39:48.028848  lkdtm:WRITE_KERN.sh

 3078 19:39:48.031881  lkdtm:REFCOUNT_INC_OVERFLOW.sh

 3079 19:39:48.034862  lkdtm:REFCOUNT_ADD_OVERFLOW.sh

 3080 19:39:48.038697  lkdtm:REFCOUNT_INC_NOT_ZERO_OVERFLOW.sh

 3081 19:39:48.041449  lkdtm:REFCOUNT_ADD_NOT_ZERO_OVERFLOW.sh

 3082 19:39:48.044708  lkdtm:REFCOUNT_DEC_ZERO.sh

 3083 19:39:48.048096  lkdtm:REFCOUNT_DEC_NEGATIVE.sh

 3084 19:39:48.051309  lkdtm:REFCOUNT_DEC_AND_TEST_NEGATIVE.sh

 3085 19:39:48.055137  lkdtm:REFCOUNT_SUB_AND_TEST_NEGATIVE.sh

 3086 19:39:48.055249  lkdtm:REFCOUNT_INC_ZERO.sh

 3087 19:39:48.058216  lkdtm:REFCOUNT_ADD_ZERO.sh

 3088 19:39:48.061142  lkdtm:REFCOUNT_INC_SATURATED.sh

 3089 19:39:48.064589  lkdtm:REFCOUNT_DEC_SATURATED.sh

 3090 19:39:48.068074  lkdtm:REFCOUNT_ADD_SATURATED.sh

 3091 19:39:48.071263  lkdtm:REFCOUNT_INC_NOT_ZERO_SATURATED.sh

 3092 19:39:48.074601  lkdtm:REFCOUNT_ADD_NOT_ZERO_SATURATED.sh

 3093 19:39:48.078040  lkdtm:REFCOUNT_DEC_AND_TEST_SATURATED.sh

 3094 19:39:48.081504  lkdtm:REFCOUNT_SUB_AND_TEST_SATURATED.sh

 3095 19:39:48.084847  lkdtm:REFCOUNT_TIMING.sh

 3096 19:39:48.088096  lkdtm:ATOMIC_TIMING.sh

 3097 19:39:48.088199  lkdtm:USERCOPY_HEAP_SIZE_TO.sh

 3098 19:39:48.091346  lkdtm:USERCOPY_HEAP_SIZE_FROM.sh

 3099 19:39:48.094417  lkdtm:USERCOPY_HEAP_WHITELIST_TO.sh

 3100 19:39:48.097777  lkdtm:USERCOPY_HEAP_WHITELIST_FROM.sh

 3101 19:39:48.100909  lkdtm:USERCOPY_STACK_FRAME_TO.sh

 3102 19:39:48.104561  lkdtm:USERCOPY_STACK_FRAME_FROM.sh

 3103 19:39:48.107414  lkdtm:USERCOPY_STACK_BEYOND.sh

 3104 19:39:48.111188  lkdtm:USERCOPY_KERNEL.sh

 3105 19:39:48.111291  lkdtm:STACKLEAK_ERASING.sh

 3106 19:39:48.114116  lkdtm:CFI_FORWARD_PROTO.sh

 3107 19:39:48.117701  ===========End Tests to run ===============

 3108 19:39:48.120645  shardfile-lkdtm pass

 3109 19:39:48.210386  <12>[   31.503125] kselftest: Running tests in lkdtm

 3110 19:39:48.219842  TAP version 13

 3111 19:39:48.229838  1..70

 3112 19:39:48.235455  # selftests: lkdtm: PANIC.sh

 3113 19:39:48.620174  # Skipping PANIC: crashes entire system

 3114 19:39:48.623207  ok 1 selftests: lkdtm: PANIC.sh # SKIP

 3115 19:39:48.626395  # selftests: lkdtm: BUG.sh

 3116 19:39:48.722898  <6>[   32.015358] lkdtm: Performing direct entry BUG

 3117 19:39:48.726171  <4>[   32.020206] ------------[ cut here ]------------

 3118 19:39:48.732890  <2>[   32.025137] kernel BUG at drivers/misc/lkdtm/bugs.c:76!

 3119 19:39:48.739252  <4>[   32.030688] invalid opcode: 0000 [#1] SMP NOPTI

 3120 19:39:48.746339  <4>[   32.035475] CPU: 1 PID: 627 Comm: cat Tainted: G        W         5.10.206-cip41 #1

 3121 19:39:48.752483  <4>[   32.043378] Hardware name: Google Grunt/Grunt, BIOS  09/05/2019

 3122 19:39:48.755893  <4>[   32.049554] RIP: 0010:lkdtm_BUG+0x5/0x10

 3123 19:39:48.775812  <4>[   32.053732] Code: 89 ff e8 5e d4 79 ff 48 c7 c0 ea ff ff ff eb de 48 c7 c0 ea ff ff ff e9 09 8c a8 00 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 f0 7d 0b 03

 3124 19:39:48.779115  <4>[   32.072729] RSP: 0018:ffffa70700c6fe60 EFLAGS: 00010286

 3125 19:39:48.789302  <4>[   32.078207] RAX: ffffffff99b7bf00 RBX: 0000000000000001 RCX: 0000000000000000

 3126 19:39:48.795845  <4>[   32.085589] RDX: 0000000000000000 RSI: ffffa2b66ad1bf50 RDI: ffffffff9acf84b0

 3127 19:39:48.802397  <4>[   32.092970] RBP: ffffffff9b1e8e88 R08: 0000000000000001 R09: 0000000000000001

 3128 19:39:48.809060  <4>[   32.100353] R10: 00000000ffffe000 R11: 3fffffffffffffff R12: 0000000000000004

 3129 19:39:48.819109  <4>[   32.107734] R13: ffffa70700c6ff10 R14: ffffa70700c6ff10 R15: ffffa2b6466f5000

 3130 19:39:48.825679  <4>[   32.115117] FS:  00007feb42c62580(0000) GS:ffffa2b66ad00000(0000) knlGS:0000000000000000

 3131 19:39:48.831770  <4>[   32.123452] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033

 3132 19:39:48.838402  <4>[   32.129447] CR2: 00007feb42a31000 CR3: 00000001067dc000 CR4: 00000000001506e0

 3133 19:39:48.842083  <4>[   32.136829] Call Trace:

 3134 19:39:48.845010  <4>[   32.139538]  ? __die_body.cold+0x1a/0x1f

 3135 19:39:48.848264  <4>[   32.143717]  ? die+0x2b/0x50

 3136 19:39:48.851820  <4>[   32.146855]  ? do_trap+0x91/0x110

 3137 19:39:48.855035  <4>[   32.150426]  ? lkdtm_BUG+0x5/0x10

 3138 19:39:48.861694  <4>[   32.153998]  ? do_error_trap+0x90/0x110

 3139 19:39:48.865189  <4>[   32.158089]  ? lkdtm_BUG+0x5/0x10

 3140 19:39:48.868467  <4>[   32.161658]  ? lkdtm_BUG+0x5/0x10

 3141 19:39:48.871806  <4>[   32.165231]  ? exc_invalid_op+0x4e/0x70

 3142 19:39:48.875172  <4>[   32.169321]  ? lkdtm_BUG+0x5/0x10

 3143 19:39:48.878653  <4>[   32.172892]  ? asm_exc_invalid_op+0x12/0x20

 3144 19:39:48.884605  <4>[   32.177330]  ? direct_entry+0xe0/0xe0

 3145 19:39:48.887922  <4>[   32.181248]  ? lkdtm_BUG+0x5/0x10

 3146 19:39:48.891248  <4>[   32.184820]  direct_entry.cold+0x2c/0x38

 3147 19:39:48.894548  <4>[   32.189002]  full_proxy_write+0x56/0x80

 3148 19:39:48.897716  <4>[   32.193096]  vfs_write+0xea/0x3b0

 3149 19:39:48.901133  <4>[   32.196668]  ksys_write+0x68/0xf0

 3150 19:39:48.907799  <4>[   32.200241]  do_syscall_64+0x33/0x40

 3151 19:39:48.911077  <4>[   32.204073]  entry_SYSCALL_64_after_hwframe+0x62/0xc7

 3152 19:39:48.914331  <4>[   32.209377] RIP: 0033:0x7feb42b3d473

 3153 19:39:48.934037  <4>[   32.213208] Code: 8b 15 21 2a 0e 00 f7 d8 64 89 02 48 c7 c0 ff ff ff ff eb b7 0f 1f 00 64 8b 04 25 18 00 00 00 85 c0 75 14 b8 01 00 00 00 0f 05 <48> 3d 00 f0 ff ff 77 55 c3 0f 1f 40 00 48 83 ec 28 48 89 54 24 18

 3154 19:39:48.941052  <4>[   32.232204] RSP: 002b:00007ffc992cb068 EFLAGS: 00000246 ORIG_RAX: 0000000000000001

 3155 19:39:48.951156  <4>[   32.240014] RAX: ffffffffffffffda RBX: 0000000000000004 RCX: 00007feb42b3d473

 3156 19:39:48.957529  <4>[   32.247397] RDX: 0000000000000004 RSI: 00007feb42a31000 RDI: 0000000000000001

 3157 19:39:48.963907  <4>[   32.254779] RBP: 00007feb42a31000 R08: 00007feb42a30010 R09: 0000000000000000

 3158 19:39:48.970517  <4>[   32.262162] R10: fffffffffffffbc5 R11: 0000000000000246 R12: 0000000000000001

 3159 19:39:48.980349  <4>[   32.269545] R13: 0000000000000001 R14: 0000000000020000 R15: 0000000000020000

 3160 19:39:49.019872  <4>[   32.276932] Modules linked in: fuse ip_tables cros_ec_lightbar cros_ec_sysfs cros_ec_debugfs cros_usbpd_logger cros_ec_chardev cros_usbpd_charger gsmi uvcvideo videobuf2_vmalloc videobuf2_memops videobuf2_v4l2 cros_ec_dev videobuf2_common designware_i2s cros_usbpd_notify chromeos_pstore snd_soc_max98357a snd_soc_adau7002 snd_soc_acp_da7219mx98357_mach snd_soc_da7219 acp_audio_dma snd_soc_core snd_compress snd_pcm_dmaengine coreboot_table regmap_i2c

 3161 19:39:49.020002  

 3162 19:39:49.020107  

 3163 19:39:49.026968  coreboot-56f9d1cd49 Thu Sep  5 21:57:06 UTC 2019 smm starting...

 3164 19:39:49.027062  

 3165 19:39:49.027128  SMI# #1

 3166 19:39:49.030025  GSMI Set Event Log (type=0xdead instance=0x3)

 3167 19:39:49.033706  FMAP: Found "FLASH" version 1.1 at d7f000.

 3168 19:39:49.040356  FMAP: base = ff000000 size = 1000000 #areas = 30

 3169 19:39:49.043351  FMAP: area RW_ELOG found @ 45d000 (16384 bytes)

 3170 19:39:49.043456  Manufacturer: ef

 3171 19:39:49.050075  SF: Detected W25Q128FW with sector size 0x1000, total 0x1000000

 3172 19:39:49.053319  ELOG: NV offset 0x45d000 size 0x4000

 3173 19:39:49.062555  ELOG: area is 4096 bytes, full threshold 3842, shrink size 1024

 3174 19:39:49.069199  ELOG: Event(81) added with size 13 at 2024-01-05 19:37:12 UTC

 3175 19:39:49.072577  <0>[   32.366343] gsmi: Log Shutdown Reason 0x03

 3176 19:39:49.079253  <4>[   32.370873] ---[ end trace a0626c0c85df463f ]---

 3177 19:39:49.082317  <4>[   32.375795] RIP: 0010:lkdtm_BUG+0x5/0x10

 3178 19:39:49.102527  <4>[   32.380061] Code: 89 ff e8 5e d4 79 ff 48 c7 c0 ea ff ff ff eb de 48 c7 c0 ea ff ff ff e9 09 8c a8 00 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 f0 7d 0b 03

 3179 19:39:49.105791  <4>[   32.399084] RSP: 0018:ffffa70700c6fe60 EFLAGS: 00010286

 3180 19:39:49.115800  <4>[   32.404594] RAX: ffffffff99b7bf00 RBX: 0000000000000001 RCX: 0000000000000000

 3181 19:39:49.122409  <4>[   32.412036] RDX: 0000000000000000 RSI: ffffa2b66ad1bf50 RDI: ffffffff9acf84b0

 3182 19:39:49.128450  <4>[   32.419474] RBP: ffffffff9b1e8e88 R08: 0000000000000001 R09: 0000000000000001

 3183 19:39:49.135539  <4>[   32.426938] R10: 00000000ffffe000 R11: 3fffffffffffffff R12: 0000000000000004

 3184 19:39:49.144902  <4>[   32.434360] R13: ffffa70700c6ff10 R14: ffffa70700c6ff10 R15: ffffa2b6466f5000

 3185 19:39:49.151676  <4>[   32.441775] FS:  00007feb42c62580(0000) GS:ffffa2b66ad00000(0000) knlGS:0000000000000000

 3186 19:39:49.158452  <4>[   32.450143] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033

 3187 19:39:49.164951  <4>[   32.456166] CR2: 00007feb42a31000 CR3: 00000001067dc000 CR4: 00000000001506e0

 3188 19:39:49.168189  # Segmentation fault

 3189 19:39:49.202101  # [   32.015358] lkdtm: Performing direct entry BUG

 3190 19:39:49.205486  # [   32.020206] ------------[ cut here ]------------

 3191 19:39:49.212377  # [   32.025137] kernel BUG at drivers/misc/lkdtm/bugs.c:76!

 3192 19:39:49.215360  # [   32.030688] invalid opcode: 0000 [#1] SMP NOPTI

 3193 19:39:49.225137  # [   32.035475] CPU: 1 PID: 627 Comm: cat Tainted: G        W         5.10.206-cip41 #1

 3194 19:39:49.231867  # [   32.043378] Hardware name: Google Grunt/Grunt, BIOS  09/05/2019

 3195 19:39:49.235086  # [   32.049554] RIP: 0010:lkdtm_BUG+0x5/0x10

 3196 19:39:49.255130  # [   32.053732] Code: 89 ff e8 5e d4 79 ff 48 c7 c0 ea ff ff ff eb de 48 c7 c0 ea ff ff ff e9 09 8c a8 00 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 f0 7d 0b 03

 3197 19:39:49.258510  # [   32.072729] RSP: 0018:ffffa70700c6fe60 EFLAGS: 00010286

 3198 19:39:49.264800  # [   32.078207] RAX: ffffffff99b7bf00 RBX: 0000000000000001 RCX: 0000000000000000

 3199 19:39:49.274778  # [   32.085589] RDX: 0000000000000000 RSI: ffffa2b66ad1bf50 RDI: ffffffff9acf84b0

 3200 19:39:49.281245  # [   32.092970] RBP: ffffffff9b1e8e88 R08: 0000000000000001 R09: 0000000000000001

 3201 19:39:49.288074  # [   32.100353] R10: 00000000ffffe000 R11: 3fffffffffffffff R12: 0000000000000004

 3202 19:39:49.294684  # [   32.107734] R13: ffffa7<6>[   32.583279] lkdtm: Performing direct entry WARNING

 3203 19:39:49.300971  0700c6ff10 R14: ffffa70700c6ff10 R15: ffffa2b6466f5000

 3204 19:39:49.307572  # [   32.115117] FS:  00007feb42c62580(0000) GS:ffffa2b66ad00000(0000) knlGS:0000000000000000

 3205 19:39:49.314576  # [   32.123452] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033

 3206 19:39:49.320745  # [   32.129447] CR2: 00007feb42a3100<4>[   32.593121] ------------[ cut here ]------------

 3207 19:39:49.327627  0 CR3: 00000001067dc000 CR4: 00000000001506e0

 3208 19:39:49.327719  # [   32.136829] Call Trace:

 3209 19:39:49.334321  # [   32.139538]  ? __die_body.cold+0x1a/0x1f

 3210 19:39:49.337220  # [   32.143717]  ? die+0x2b/0x50

 3211 19:39:49.341056  # [   32.146855]  ? do_trap+0x91/0x110

 3212 19:39:49.343776  # [   32.150426]  ? lkdtm_BUG+0x5/0x10

 3213 19:39:49.353824  # [   32.153998] <4>[   32.620136] WARNING: CPU: 1 PID: 665 at drivers/misc/lkdtm/bugs.c:83 lkdtm_WARNING+0x13/0x20

 3214 19:39:49.357073   ? do_error_trap+0x90/0x110

 3215 19:39:49.360904  # [   32.158089]  ? lkdtm_BUG+0x5/0x10

 3216 19:39:49.364178  # [   32.161658]  ? lkdtm_BUG+0x5/0x10

 3217 19:39:49.367535  # [   32.165231]  ? exc_invalid_op+0x4e/0x70

 3218 19:39:49.370794  # [   32.169321]  ? lkdtm_BUG+0x5/0x10

 3219 19:39:49.374063  # [   32.172892]  ? asm_exc_invalid_op+0x12/0x20

 3220 19:39:49.416724  # [   32.17<4>[   32.651012] Modules linked in: fuse ip_tables cros_ec_lightbar cros_ec_sysfs cros_ec_debugfs cros_usbpd_logger cros_ec_chardev cros_usbpd_charger gsmi uvcvideo videobuf2_vmalloc videobuf2_memops videobuf2_v4l2 cros_ec_dev videobuf2_common designware_i2s cros_usbpd_notify chromeos_pstore snd_soc_max98357a snd_soc_adau7002 snd_soc_acp_da7219mx98357_mach snd_soc_da7219 acp_audio_dma snd_soc_core snd_compress snd_pcm_dmaengine coreboot_table regmap_i2c

 3221 19:39:49.420185  7330]  ? direct_entry+0xe0/0xe0

 3222 19:39:49.422797  # [   32.181248]  ? lkdtm_BUG+0x5/0x10

 3223 19:39:49.426193  # [   32.184820]  direct_entry.cold+0x2c/0x38

 3224 19:39:49.429358  # [   32.189002]  full_proxy_write+0x56/0x80

 3225 19:39:49.433471  # [   32.193096]  vfs_write+0xea/0x3b0

 3226 19:39:49.436065  # [   32.196668]  ksys_write+0x68/0xf0

 3227 19:39:49.446490  # [   32.2<4>[   32.713070] CPU: 1 PID: 665 Comm: cat Tainted: G      D W         5.10.206-cip41 #1

 3228 19:39:49.449466  00241]  do_syscall_64+0x33/0x40

 3229 19:39:49.452543  # [   32.204073]  entry_SYSCALL_64_after_hwframe+0x62/0xc7

 3230 19:39:49.455790  # [   32.209377] RIP: 0033:0x7feb42b3d473

 3231 19:39:49.472884  # [   32.213208] Code: 8b 15 21 2a 0e 00 f7 d8 64 89 02 48 c7 c0 ff ff ff ff eb b7 0f 1f 00 64 8b 04 25 18 00 00 00 85 c<4>[   32.743150] Hardware name: Google Grunt/Grunt, BIOS  09/05/2019

 3232 19:39:49.482393  0 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

 3233 19:39:49.489099  # [   32.232204] RSP: 002b:00007ffc992cb068 EFLAGS: 00000246 ORIG_RAX: 0000000000000001

 3234 19:39:49.502217  # [   32.240014] RAX: ffffffffffffffda RBX: 0000000000000004 RCX: 000<4>[   32.771574] RIP: 0010:lkdtm_WARNING+0x13/0x20

 3235 19:39:49.502303  07feb42b3d473

 3236 19:39:49.508639  # [   32.247397] RDX: 0000000000000004 RSI: 00007feb42a31000 RDI: 0000000000000001

 3237 19:39:49.515426  # [   32.254779] RBP: 00007feb42a31000 R08: 00007feb42a30010 R09: 0000000000000000

 3238 19:39:49.541724  # [   32.262162] R10: fffffffffffffbc5 R11: 0000000000000246 R12: 0000000<4>[   32.798422] 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 f0 7d 0b 03 01 75 05 e9 dd 8b a8 00 <0f> 0b e9 d6 8b a8 00 66 0f 1f 44 00 00 0f 1f 44 00 00 8b 05 d1 7d

 3239 19:39:49.541830  000000001

 3240 19:39:49.551665  # [   32.269545] R13: 0000000000000001 R14: 0000000000020000 R15: 0000000000020000

 3241 19:39:49.568106  # [   32.276932] Modules linked in: fuse ip_tables cros_ec_lightbar cros_ec_sysfs cros_ec_debugfs cros_usbpd_logger cros_ec_chardev cros_usbpd_charger gsmi uvcvi<4>[   32.839522] RSP: 0018:ffffa70700cefe60 EFLAGS: 00010202

 3242 19:39:49.598170  deo videobuf2_vmalloc videobuf2_memops videobuf2_v4l2 cros_ec_dev videobuf2_common designware_i2s cros_usbpd_notify chromeos_pstore snd_soc_max98357a snd_soc_adau7002 snd_soc_acp_da7219mx98357_mach snd_soc_da7219 acp_audio_dma snd_soc_core snd_compress snd<4>[   32.867203] RAX: ffffffff99b7bf10 RBX: 0000000000000002 RCX: 0000000000000000

 3243 19:39:49.601492  _pcm_dmaengine coreboot_table regmap_i2c

 3244 19:39:49.608124  # [   32.366343] gsmi: Log Shutdown Reason 0x03

 3245 19:39:49.611444  # [   32.370873] ---[ end trace a0626c0c85df463f ]---

 3246 19:39:49.614728  # [   32.375795] RIP: 0010:lkdtm_BUG+0x5/0x10

 3247 19:39:49.627448  # [   32.380061] Code: 89 ff e8 5e d4 79 ff 48 c7 c0 ea ff ff f<4>[   32.896771] RDX: 0000000000000000 RSI: ffffa2b66ad1bf50 RDI: ffffffff9acf84c0

 3248 19:39:49.640626  f eb de 48 c7 c0 ea ff ff ff e9 09 8c a8 00 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 f0 7d 0b 03

 3249 19:39:49.647185  # [   32.399084] RSP: 0018:ffffa70700c6fe60 EFLAGS: 00010286

 3250 19:39:49.657094  # [   32.404594] RAX: ffffffff99b7bf00 <4>[   32.926315] RBP: ffffffff9b182aff R08: 0000000000000000 R09: 0000000000000000

 3251 19:39:49.660436  RBX: 0000000000000001 RCX: 0000000000000000

 3252 19:39:49.670255  # [   32.412036] RDX: 0000000000000000 RSI: ffffa2b66ad1bf50 RDI: ffffffff9acf84b0

 3253 19:39:49.677104  # [   32.419474] RBP: ffffffff9b1e8e88 R08: 0000000000000001 R09: 0000000000000001

 3254 19:39:49.686735  # [   32.426938] R10: 00000000ffffe000 R11:<4>[   32.955888] R10: 00000000ffffe000 R11: 3fffffffffffffff R12: 0000000000000008

 3255 19:39:49.690306   3fffffffffffffff R12: 0000000000000004

 3256 19:39:49.700210  # [   32.434360] R13: ffffa70700c6ff10 R14: ffffa70700c6ff10 R15: ffffa2b6466f5000

 3257 19:39:49.706888  # [   32.441775] FS:  00007feb42c62580(0000) GS:ffffa2b66ad00000(0000) knlGS:0000000000000000

 3258 19:39:49.716853  # [   32.450143] CS:  0010 DS: 0000<4>[   32.985454] R13: ffffa70700ceff10 R14: ffffa70700ceff10 R15: ffffa2b642941000

 3259 19:39:49.726862   <4>[   33.014953] FS:  00007fed04da9580(0000) GS:ffffa2b66ad00000(0000) knlGS:0000000000000000

 3260 19:39:49.733371  ES: 0000 CR0: 0000000080050033<4>[   33.023346] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033

 3261 19:39:49.733467  

 3262 19:39:49.742872  # [   32.456166] CR2: 00007feb42a31000 CR3: 00000001067dc000 CR4: 00000000001506e0

 3263 19:39:49.742970  # BUG: saw 'kernel BUG at': ok

 3264 19:39:49.746570  ok 2 selftests: lkdtm: BUG.sh

 3265 19:39:49.749721  # selftests: lkdtm: WARNING.sh

 3266 19:39:49.756502  <4>[   33.031951] CR2: 00007fed04ba9000 CR3: 0000000105756000 CR4: 00000000001506e0

 3267 19:39:49.759651  <4>[   33.055012] Call Trace:

 3268 19:39:49.763070  <4>[   33.057757]  ? __warn+0x80/0x110

 3269 19:39:49.766391  <4>[   33.061266]  ? lkdtm_WARNING+0x13/0x20

 3270 19:39:49.772554  <4>[   33.065314]  ? report_bug+0x9e/0xc0

 3271 19:39:49.775922  <4>[   33.069123]  ? handle_bug+0x41/0x90

 3272 19:39:49.779346  <4>[   33.072919]  ? exc_invalid_op+0x14/0x70

 3273 19:39:49.783159  <4>[   33.077034]  ? asm_exc_invalid_op+0x12/0x20

 3274 19:39:49.786319  <4>[   33.081527]  ? lkdtm_BUG+0x10/0x10

 3275 19:39:49.792955  <4>[   33.085216]  ? lkdtm_WARNING+0x13/0x20

 3276 19:39:49.796195  <4>[   33.089311]  direct_entry.cold+0x2c/0x38

 3277 19:39:49.799300  <4>[   33.093519]  full_proxy_write+0x56/0x80

 3278 19:39:49.802905  <4>[   33.097669]  vfs_write+0xea/0x3b0

 3279 19:39:49.805725  <4>[   33.101267]  ksys_write+0x68/0xf0

 3280 19:39:49.812360  <4>[   33.104896]  do_syscall_64+0x33/0x40

 3281 19:39:49.816160  <4>[   33.108757]  entry_SYSCALL_64_after_hwframe+0x62/0xc7

 3282 19:39:49.818885  <4>[   33.114115] RIP: 0033:0x7fed04cb5473

 3283 19:39:49.839007  <4>[   33.117982] Code: 8b 15 21 2a 0e 00 f7 d8 64 89 02 48 c7 c0 ff ff ff ff eb b7 0f 1f 00 64 8b 04 25 18 00 00 00 85 c0 75 14 b8 01 00 00 00 0f 05 <48> 3d 00 f0 ff ff 77 55 c3 0f 1f 40 00 48 83 ec 28 48 89 54 24 18

 3284 19:39:49.848853  <4>[   33.137010] RSP: 002b:00007ffc955efe78 EFLAGS: 00000246 ORIG_RAX: 0000000000000001

 3285 19:39:49.855251  <4>[   33.144861] RAX: ffffffffffffffda RBX: 0000000000000008 RCX: 00007fed04cb5473

 3286 19:39:49.861651  <4>[   33.152293] RDX: 0000000000000008 RSI: 00007fed04ba9000 RDI: 0000000000000001

 3287 19:39:49.868425  <4>[   33.159703] RBP: 00007fed04ba9000 R08: 00007fed04ba8010 R09: 0000000000000000

 3288 19:39:49.878427  <4>[   33.167119] R10: fffffffffffffbc5 R11: 0000000000000246 R12: 0000000000000001

 3289 19:39:49.885105  <4>[   33.174539] R13: 0000000000000001 R14: 0000000000020000 R15: 0000000000020000

 3290 19:39:49.888368  <4>[   33.181967] irq event stamp: 0

 3291 19:39:49.895080  <4>[   33.185301] hardirqs last  enabled at (0): [<0000000000000000>] 0x0

 3292 19:39:49.901917  <4>[   33.191871] hardirqs last disabled at (0): [<ffffffff990fd6cc>] copy_process+0x65c/0x20e0

 3293 19:39:49.911369  <4>[   33.200327] softirqs last  enabled at (0): [<ffffffff990fd6cc>] copy_process+0x65c/0x20e0

 3294 19:39:49.917940  <4>[   33.208803] softirqs last disabled at (0): [<0000000000000000>] 0x0

 3295 19:39:49.921066  <4>[   33.215346] ---[ end trace a0626c0c85df4640 ]---

 3296 19:39:49.968808  # [   32.583279] lkdtm: Performing direct entry WARNING

 3297 19:39:49.972199  # [   32.593121] ------------[ cut here ]------------

 3298 19:39:49.982159  # [   32.620136] WARNING: CPU: 1 PID: 665 at drivers/misc/lkdtm/bugs.c:83 lkdtm_WARNING+0x13/0x20

 3299 19:39:50.022094  # [   32.651012] Modules linked in: fuse ip_tables cros_ec_lightbar cros_ec_sysfs cros_ec_debugfs cros_usbpd_logger cros_ec_chardev cros_usbpd_charger gsmi uvcvideo videobuf2_vmalloc videobuf2_memops videobuf2_v4l2 cros_ec_dev videobuf2_common designware_i2s cros_usbpd_notify chromeos_pstore snd_soc_max98357a snd_soc_adau7002 snd_soc_acp_da7219mx98357_mach snd_soc_da7219 acp_audio_dma snd_soc_core snd_compress snd_pcm_dmaengine coreboot_table regmap_i2c

 3300 19:39:50.028216  # [   32.713070] CPU: 1 PID: 665 Comm: cat Tainted: G      D W         5.10.206-cip41 #1

 3301 19:39:50.034805  # [   32.743150] Hardware name: Google Grunt/Grunt, BIOS  09/05/2019

 3302 19:39:50.041658  # [   32.771574] RIP: 0010:lkdtm_WARNING+0x13/0x20

 3303 19:39:50.057682  # [   32.798422] 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 f0 7d 0b 03 01 75 05 e9 dd 8b a8 00 <0f> 0b e9 d6 8b a8 00 66 0f 1f 44 00 00 0f 1f 44 00 00 8b 05 d1 7d

 3304 19:39:50.064522  # [   32.839522] RSP: 0018:ffffa70700cefe60 EFLAGS: 00010202

 3305 19:39:50.071037  # [   32.867203] RAX: ffffffff99b7bf10 RBX: 0000000000000002 RCX: 0000000000000000

 3306 19:39:50.077395  # [   32.896771] RDX: 0000000000000000 RSI: ffffa2b66ad1bf50 RDI: ffffffff9acf84c0

 3307 19:39:50.084358  # [  <6>[   33.355407] lkdtm: Performing direct entry WARNING_MESSAGE

 3308 19:39:50.090920   32.926315] RBP: ffffffff9b182aff R08: 0000000000000000 R09: 0000000000000000

 3309 19:39:50.100816  # [   32.955888] R10: 00000000ffffe000 R11: 3fffffffffffffff R12: 0000000000000008

 3310 19:39:50.107363  # [   32.985454] R13: ffffa70700ceff10 R14: ffffa70700ceff10 R15: ffffa2b642941000

 3311 19:39:50.114096  # [   33.<4>[   33.383068] ------------[ cut here ]------------

 3312 19:39:50.120825  014953] FS:  00007fed04da9580(0000) GS:ffffa2b66ad00000(0000) knlGS:0000000000000000

 3313 19:39:50.126794  # [   33.023346] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033

 3314 19:39:50.133399  # [   33.031951] CR2: 00007fed04ba9000 CR3: 0000000105756000 CR4: 00000000001506e0

 3315 19:39:50.140143  # [   33.055012] C<4>[   33.410141] Warning message trigger count: 2

 3316 19:39:50.140251  all Trace:

 3317 19:39:50.143408  # [   33.057757]  ? __warn+0x80/0x110

 3318 19:39:50.146605  # [   33.061266]  ? lkdtm_WARNING+0x13/0x20

 3319 19:39:50.149958  # [   33.065314]  ? report_bug+0x9e/0xc0

 3320 19:39:50.153163  # [   33.069123]  ? handle_bug+0x41/0x90

 3321 19:39:50.159764  # [   33.072919]  ? exc_invalid_op+0x14/0x70

 3322 19:39:50.170148  # [   33.077034]  ? asm_exc_in<4>[   33.436946] WARNING: CPU: 0 PID: 701 at drivers/misc/lkdtm/bugs.c:88 lkdtm_WARNING_MESSAGE+0x20/0x30

 3323 19:39:50.173137  valid_op+0x12/0x20

 3324 19:39:50.176585  # [   33.081527]  ? lkdtm_BUG+0x10/0x10

 3325 19:39:50.179909  # [   33.085216]  ? lkdtm_WARNING+0x13/0x20

 3326 19:39:50.183260  # [   33.089311]  direct_entry.cold+0x2c/0x38

 3327 19:39:50.189380  # [   33.093519]  full_proxy_write+0x56/0x80

 3328 19:39:50.192863  # [   33.097669]  vfs_write+0xea/0x3b0

 3329 19:39:50.232300  # [   33.101267] <4>[   33.468424] Modules linked in: fuse ip_tables cros_ec_lightbar cros_ec_sysfs cros_ec_debugfs cros_usbpd_logger cros_ec_chardev cros_usbpd_charger gsmi uvcvideo videobuf2_vmalloc videobuf2_memops videobuf2_v4l2 cros_ec_dev videobuf2_common designware_i2s cros_usbpd_notify chromeos_pstore snd_soc_max98357a snd_soc_adau7002 snd_soc_acp_da7219mx98357_mach snd_soc_da7219 acp_audio_dma snd_soc_core snd_compress snd_pcm_dmaengine coreboot_table regmap_i2c

 3330 19:39:50.235880   ksys_write+0x68/0xf0

 3331 19:39:50.239260  # [   33.104896]  do_syscall_64+0x33/0x40

 3332 19:39:50.242656  # [   33.108757]  entry_SYSCALL_64_after_hwframe+0x62/0xc7

 3333 19:39:50.249122  # [   33.114115] RIP: 0033:0x7fed04cb5473

 3334 19:39:50.262293  # [   33.117982] Code: 8b 15 21 2a 0e 00 f7 d8 64 89 02 48 c7 c0 ff ff ff ff eb b7 0f 1<4>[   33.530504] CPU: 0 PID: 701 Comm: cat Tainted: G      D W         5.10.206-cip41 #1

 3335 19:39:50.275673  f 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

 3336 19:39:50.282338  # [   33.137010] RSP: 002b:00007ffc955efe78 EFLAGS: 00000246 ORIG_RAX: 0000000000000001

 3337 19:39:50.292148  # [   33.144861] RAX: ffffffffffffff<4>[   33.560602] Hardware name: Google Grunt/Grunt, BIOS  09/05/2019

 3338 19:39:50.295469  da RBX: 0000000000000008 RCX: 00007fed04cb5473

 3339 19:39:50.302088  # [   33.152293] RDX: 0000000000000008 RSI: 00007fed04ba9000 RDI: 0000000000000001

 3340 19:39:50.311382  # [   33.159703] RBP: 00007fed04ba9000 R08: 00007fed04ba8010 R09: 0000000000000000

 3341 19:39:50.318328  # [   33.167119] R10: fffffffffffffbc5 R<4>[   33.588964] RIP: 0010:lkdtm_WARNING_MESSAGE+0x20/0x30

 3342 19:39:50.321436  11: 0000000000000246 R12: 0000000000000001

 3343 19:39:50.331949  # [   33.174539] R13: 0000000000000001 R14: 0000000000020000 R15: 0000000000020000

 3344 19:39:50.334445  # [   33.181967] irq event stamp: 0

 3345 19:39:50.338141  # [   33.185301] hardirqs last  enabled at (0): [<0000000000000000>] 0x0

 3346 19:39:50.361366  # [   33.191871] <4>[   33.616465] Code: d6 8b a8 00 66 0f 1f 44 00 00 0f 1f 44 00 00 8b 05 d1 7d 0b 03 48 c7 c7 60 30 18 9b 8d 70 01 89 35 c1 7d 0b 03 e8 9a b7 69 00 <0f> 0b e9 a9 8b a8 00 66 0f 1f 84 00 00 00 00 00 0f 1f 44 00 00 c7

 3347 19:39:50.367396  hardirqs last disabled at (0): [<ffffffff990fd6cc>] copy_process+0x65c/0x20e0

 3348 19:39:50.374669  # [   33.200327] softirqs last  enabled at (0): [<ffffffff990fd6cc>] copy_process+0x65c/0x20e0

 3349 19:39:50.380814  # [   33.208803] softirqs last disabled at (0): [<0000000000000000>] 0x0

 3350 19:39:50.387406  # [   3<4>[   33.657646] RSP: 0018:ffffa70700d67e60 EFLAGS: 00010286

 3351 19:39:50.390644  3.215346] ---[ end trace a0626c0c85df4640 ]---

 3352 19:39:50.393918  # WARNING: saw 'WARNING:': ok

 3353 19:39:50.397350  ok 3 selftests: lkdtm: WARNING.sh

 3354 19:39:50.400723  # selftests: lkdtm: WARNING_MESSAGE.sh

 3355 19:39:50.407417  <4>[   33.685324] RAX: 0000000000000000 RBX: 0000000000000003 RCX: 0000000000000000

 3356 19:39:50.417282  <4>[   33.706006] RDX: ffffa2b66ac2c620 RSI: ffffa2b66ac1bf50 RDI: ffffa2b66ac1bf50

 3357 19:39:50.424313  <4>[   33.713397] RBP: ffffffff9b182b07 R08: 0000000000000000 R09: 0000000000000000

 3358 19:39:50.430449  <4>[   33.720789] R10: 00000000ffffe000 R11: 3fffffffffffffff R12: 0000000000000010

 3359 19:39:50.437355  <4>[   33.728180] R13: ffffa70700d67f10 R14: ffffa70700d67f10 R15: ffffa2b645779000

 3360 19:39:50.446982  <4>[   33.735573] FS:  00007f9a75a39580(0000) GS:ffffa2b66ac00000(0000) knlGS:0000000000000000

 3361 19:39:50.453935  <4>[   33.743916] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033

 3362 19:39:50.460223  <4>[   33.749919] CR2: 00007f9a75839000 CR3: 00000001034b6000 CR4: 00000000001506f0

 3363 19:39:50.464035  <4>[   33.757309] Call Trace:

 3364 19:39:50.467361  <4>[   33.760029]  ? __warn+0x80/0x110

 3365 19:39:50.470731  <4>[   33.763522]  ? lkdtm_WARNING_MESSAGE+0x20/0x30

 3366 19:39:50.473430  <4>[   33.768231]  ? report_bug+0x9e/0xc0

 3367 19:39:50.476781  <4>[   33.771985]  ? handle_bug+0x41/0x90

 3368 19:39:50.483556  <4>[   33.775737]  ? exc_invalid_op+0x14/0x70

 3369 19:39:50.486909  <4>[   33.779837]  ? asm_exc_invalid_op+0x12/0x20

 3370 19:39:50.490219  <4>[   33.784288]  ? lkdtm_WARNING_MESSAGE+0x20/0x30

 3371 19:39:50.496858  <4>[   33.788995]  direct_entry.cold+0x2c/0x38

 3372 19:39:50.500092  <4>[   33.793185]  full_proxy_write+0x56/0x80

 3373 19:39:50.503961  <4>[   33.797287]  vfs_write+0xea/0x3b0

 3374 19:39:50.506685  <4>[   33.800865]  ksys_write+0x68/0xf0

 3375 19:39:50.510052  <4>[   33.804445]  do_syscall_64+0x33/0x40

 3376 19:39:50.516929  <4>[   33.808284]  entry_SYSCALL_64_after_hwframe+0x62/0xc7

 3377 19:39:50.520079  <4>[   33.813599] RIP: 0033:0x7f9a75945473

 3378 19:39:50.540045  <4>[   33.817438] Code: 8b 15 21 2a 0e 00 f7 d8 64 89 02 48 c7 c0 ff ff ff ff eb b7 0f 1f 00 64 8b 04 25 18 00 00 00 85 c0 75 14 b8 01 00 00 00 0f 05 <48> 3d 00 f0 ff ff 77 55 c3 0f 1f 40 00 48 83 ec 28 48 89 54 24 18

 3379 19:39:50.546807  <4>[   33.836451] RSP: 002b:00007ffe6f258978 EFLAGS: 00000246 ORIG_RAX: 0000000000000001

 3380 19:39:50.553302  <4>[   33.844282] RAX: ffffffffffffffda RBX: 0000000000000010 RCX: 00007f9a75945473

 3381 19:39:50.563107  <4>[   33.851680] RDX: 0000000000000010 RSI: 00007f9a75839000 RDI: 0000000000000001

 3382 19:39:50.570084  <4>[   33.859073] RBP: 00007f9a75839000 R08: 00007f9a75838010 R09: 0000000000000000

 3383 19:39:50.576603  <4>[   33.866463] R10: fffffffffffffbc5 R11: 0000000000000246 R12: 0000000000000001

 3384 19:39:50.583115  <4>[   33.873855] R13: 0000000000000001 R14: 0000000000020000 R15: 0000000000020000

 3385 19:39:50.586444  <4>[   33.881256] irq event stamp: 0

 3386 19:39:50.593086  <4>[   33.884576] hardirqs last  enabled at (0): [<0000000000000000>] 0x0

 3387 19:39:50.603051  <4>[   33.891103] hardirqs last disabled at (0): [<ffffffff990fd6cc>] copy_process+0x65c/0x20e0

 3388 19:39:50.609498  <4>[   33.899535] softirqs last  enabled at (0): [<ffffffff990fd6cc>] copy_process+0x65c/0x20e0

 3389 19:39:50.616143  <4>[   33.907966] softirqs last disabled at (0): [<0000000000000000>] 0x0

 3390 19:39:50.622811  <4>[   33.914489] ---[ end trace a0626c0c85df4641 ]---

 3391 19:39:50.644273  # [   33.355407] lkdtm: Performing direct entry WARNING_MESSAGE

 3392 19:39:50.651316  # [   33.383068] ------------[ cut here ]------------

 3393 19:39:50.654365  # [   33.410141] Warning message trigger count: 2

 3394 19:39:50.664223  # [   33.436946] WARNING: CPU: 0 PID: 701 at drivers/misc/lkdtm/bugs.c:88 lkdtm_WARNING_MESSAGE+0x20/0x30

 3395 19:39:50.704029  # [   33.468424] Modules linked in: fuse ip_tables cros_ec_lightbar cros_ec_sysfs cros_ec_debugfs cros_usbpd_logger cros_ec_chardev cros_usbpd_charger gsmi uvcvideo videobuf2_vmalloc videobuf2_memops videobuf2_v4l2 cros_ec_dev videobuf2_common designware_i2s cros_usbpd_notify chromeos_pstore snd_soc_max98357a snd_soc_adau7002 snd_soc_acp_da7219mx98357_mach snd_soc_da7219 acp_audio_dma snd_soc_core snd_compress snd_pcm_dmaengine coreboot_table regmap_i2c

 3396 19:39:50.710706  # [   33.530504] CPU: 0 PID: 701 Comm: cat Tainted: G      D W         5.10.206-cip41 #1

 3397 19:39:50.717198  # [   33.560602] Hardware name: Google Grunt/Grunt, BIOS  09/05/2019

 3398 19:39:50.723750  # [   33.588964] RIP: 0010:lkdtm_WARNING_MESSAGE+0x20/0x30

 3399 19:39:50.736679  # [   33.616465] Code: d6 8b a8 00 66 0f 1f 44 00 00 0f 1f 44 00 00 8b 05 d1 7d 0b 03 48 c7 c7 60 30 18 9b 8d 70 0<6>[   34.022364] lkdtm: Performing direct entry EXCEPTION

 3400 19:39:50.746647  1 89 35 c1 7d 0b 03 e8 9a b7 69 00 <0f> 0b e9 a9 8b a8 00 66 0f 1f 84 00 00 00 00 00 0f 1f 44 00 00 c7

 3401 19:39:50.753267  # [   33.657646] RSP: 0018:ffffa70700d67e60 EFLAGS: 00010286

 3402 19:39:50.759651  # [   33.685324] RAX: 0000000000000000 RBX: 0000000000000003 RCX: 0000000000000000

 3403 19:39:50.766496  # [   <1>[   34.035139] BUG: kernel NULL pointer dereference, address: 0000000000000000

 3404 19:39:50.772795  <1>[   34.064461] #PF: supervisor write access in kernel mode

 3405 19:39:50.776578  <1>[   34.069938] #PF: error_code(0x0002) - not-present page

 3406 19:39:50.779876  <6>[   34.075329] PGD 0 P4D 0 

 3407 19:39:50.783080  <4>[   34.078125] Oops: 0002 [#2] SMP NOPTI

 3408 19:39:50.793044  <4>[   34.082046] CPU: 0 PID: 735 Comm: cat Tainted: G      D W         5.10.206-cip41 #1

 3409 19:39:50.799475  <4>[   34.089949] Hardware name: Google Grunt/Grunt, BIOS  09/05/2019

 3410 19:39:50.802527  <4>[   34.096127] RIP: 0010:lkdtm_EXCEPTION+0x5/0x20

 3411 19:39:50.822650  <4>[   34.100825] Code: 48 c7 c7 60 30 18 9b 8d 70 01 89 35 c1 7d 0b 03 e8 9a b7 69 00 0f 0b e9 a9 8b a8 00 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 e9 8b 8b a8 00 66 66 2e 0f 1f 84

 3412 19:39:50.829130  <4>[   34.119824] RSP: 0018:ffffa70700dd7e60 EFLAGS: 00010286

 3413 19:39:50.835821  <4>[   34.125303] RAX: ffffffff99b7bf60 RBX: 0000000000000004 RCX: 0000000000000000

 3414 19:39:50.842500  <4>[   34.132687] RDX: 0000000000000000 RSI: ffffa2b66ac1bf50 RDI: ffffffff9acf84e0

 3415 19:39:50.849017  <4>[   34.140070] RBP: ffffffff9b076777 R08: 0000000000000000 R09: 0000000000000000

 3416 19:39:50.855658  <4>[   34.147452] R10: 00000000ffffe000 R11: 3fffffffffffffff R12: 000000000000000a

 3417 19:39:50.865980  <4>[   34.154835] R13: ffffa70700dd7f10 R14: ffffa70700dd7f10 R15: ffffa2b6437e0000

 3418 19:39:50.872446  <4>[   34.162218] FS:  00007f41cf7bb580(0000) GS:ffffa2b66ac00000(0000) knlGS:0000000000000000

 3419 19:39:50.878885  <4>[   34.170554] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033

 3420 19:39:50.885275  <4>[   34.176550] CR2: 0000000000000000 CR3: 00000001037d0000 CR4: 00000000001506f0

 3421 19:39:50.889036  <4>[   34.183933] Call Trace:

 3422 19:39:50.892208  <4>[   34.186645]  ? __die_body.cold+0x1a/0x1f

 3423 19:39:50.898292  <4>[   34.190824]  ? no_context+0x177/0x380

 3424 19:39:50.902364  <4>[   34.194744]  ? exc_page_fault+0x53/0x170

 3425 19:39:50.905041  <4>[   34.198923]  ? asm_exc_page_fault+0x1e/0x30

 3426 19:39:50.911877  <4>[   34.203361]  ? lkdtm_WARNING_MESSAGE+0x30/0x30

 3427 19:39:50.915177  <4>[   34.208061]  ? lkdtm_EXCEPTION+0x5/0x20

 3428 19:39:50.918837  <4>[   34.212152]  direct_entry.cold+0x2c/0x38

 3429 19:39:50.921676  <4>[   34.216334]  full_proxy_write+0x56/0x80

 3430 19:39:50.925218  <4>[   34.220429]  vfs_write+0xea/0x3b0

 3431 19:39:50.928308  <4>[   34.224000]  ksys_write+0x68/0xf0

 3432 19:39:50.935054  <4>[   34.227574]  do_syscall_64+0x33/0x40

 3433 19:39:50.938326  <4>[   34.231406]  entry_SYSCALL_64_after_hwframe+0x62/0xc7

 3434 19:39:50.941780  <4>[   34.236711] RIP: 0033:0x7f41cf695473

 3435 19:39:50.961684  <4>[   34.240540] Code: 8b 15 21 2a 0e 00 f7 d8 64 89 02 48 c7 c0 ff ff ff ff eb b7 0f 1f 00 64 8b 04 25 18 00 00 00 85 c0 75 14 b8 01 00 00 00 0f 05 <48> 3d 00 f0 ff ff 77 55 c3 0f 1f 40 00 48 83 ec 28 48 89 54 24 18

 3436 19:39:50.971531  <4>[   34.259536] RSP: 002b:00007ffec4344868 EFLAGS: 00000246 ORIG_RAX: 0000000000000001

 3437 19:39:50.977845  <4>[   34.267359] RAX: ffffffffffffffda RBX: 000000000000000a RCX: 00007f41cf695473

 3438 19:39:50.984459  <4>[   34.274743] RDX: 000000000000000a RSI: 00007f41cf589000 RDI: 0000000000000001

 3439 19:39:50.991428  <4>[   34.282125] RBP: 00007f41cf589000 R08: 00007f41cf588010 R09: 0000000000000000

 3440 19:39:50.998084  <4>[   34.289507] R10: fffffffffffffbc5 R11: 0000000000000246 R12: 0000000000000001

 3441 19:39:51.007764  <4>[   34.296891] R13: 0000000000000001 R14: 0000000000020000 R15: 0000000000020000

 3442 19:39:51.047587  <4>[   34.304277] Modules linked in: fuse ip_tables cros_ec_lightbar cros_ec_sysfs cros_ec_debugfs cros_usbpd_logger cros_ec_chardev cros_usbpd_charger gsmi uvcvideo videobuf2_vmalloc videobuf2_memops videobuf2_v4l2 cros_ec_dev videobuf2_common designware_i2s cros_usbpd_notify chromeos_pstore snd_soc_max98357a snd_soc_adau7002 snd_soc_acp_da7219mx98357_mach snd_soc_da7219 acp_audio_dma snd_soc_core snd_compress snd_pcm_dmaengine coreboot_table regmap_i2c

 3443 19:39:51.050597  <4>[   34.344208] CR2: 0000000000000000

 3444 19:39:51.057108  33.706006] RDX: ffffa2b66ac2c620 RSI: ffffa2b66ac1bf50 RDI: ffffa2b66ac1bf50

 3445 19:39:51.063939  # [   33.713397] RBP: ffffffff9b182b07 R08: 0000000000000000 R09: 0000000000000000

 3446 19:39:51.070540  # [   33.720789] R10: 00000000ffffe000 R11: 3fffffffffffffff R12: 0000000000000010

 3447 19:39:51.077427  # [   33.7<4>[   34.347867] ---[ end trace a0626c0c85df4642 ]---

 3448 19:39:51.083747  28180] R13: ffffa70700d67f10 R14: ffffa70700d67f10 R15: ffffa2b645779000

 3449 19:39:51.093420  # [   33.735573] FS:  00007f9a75a39580(0000) GS:ffffa2b66ac00000(0000) knlGS:0000000000000000

 3450 19:39:51.096751  # [   33.743916] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033

 3451 19:39:51.103308  # [   33.749919] CR<4>[   34.374924] RIP: 0010:lkdtm_BUG+0x5/0x10

 3452 19:39:51.110214  2: 00007f9a75839000 CR3: 00000001034b6000 CR4: 00000000001506f0

 3453 19:39:51.113141  # [   33.757309] Call Trace:

 3454 19:39:51.116451  # [   33.760029]  ? __warn+0x80/0x110

 3455 19:39:51.119603  # [   33.763522]  ? lkdtm_WARNING_MESSAGE+0x20/0x30

 3456 19:39:51.123071  # [   33.768231]  ? report_bug+0x9e/0xc0

 3457 19:39:51.145974  # [   33.771985]  ? handle_<4>[   34.401288] Code: 89 ff e8 5e d4 79 ff 48 c7 c0 ea ff ff ff eb de 48 c7 c0 ea ff ff ff e9 09 8c a8 00 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 f0 7d 0b 03

 3458 19:39:51.146112  bug+0x41/0x90

 3459 19:39:51.149628  # [   33.775737]  ? exc_invalid_op+0x14/0x70

 3460 19:39:51.156207  # [   33.779837]  ? asm_exc_invalid_op+0x12/0x20

 3461 19:39:51.159317  # [   33.784288]  ? lkdtm_WARNING_MESSAGE+0x20/0x30

 3462 19:39:51.162328  # [   33.788995]  direct_entry.cold+0x2c/0x38

 3463 19:39:51.165863  # [   33.793185]  full_proxy_write+0x56/0x80

 3464 19:39:51.172607  <4>[   34.442479] RSP: 0018:ffffa70700c6fe60 EFLAGS: 00010286

 3465 19:39:51.172693  

 3466 19:39:51.175882  # [   33.797287]  vfs_write+0xea/0x3b0

 3467 19:39:51.179116  # [   33.800865]  ksys_write+0x68/0xf0

 3468 19:39:51.182498  # [   33.804445]  do_syscall_64+0x33/0x40

 3469 19:39:51.189181  # [   33.808284]  entry_SYSCALL_64_after_hwframe+0x62/0xc7

 3470 19:39:51.192303  # [   33.813599] RIP: 0033:0x7f9a75945473

 3471 19:39:51.201854  # [   33.817438] Code: 8b 15 <4>[   34.470148] RAX: ffffffff99b7bf00 RBX: 0000000000000001 RCX: 0000000000000000

 3472 19:39:51.218334  21 2a 0e 00 f7 d8 64 89 02 48 c7 c0 ff ff ff ff eb b7 0f 1f 00 64 8b 04 25 18 00 00 00 85 c0 75 14 b8 01 00 00 00 0f 05 <48> 3d 00 f0 ff ff 77 55 c3 0f 1f 40 00 48 83 ec 28 48 89 54 24 18

 3473 19:39:51.231361  # [   33.836451] RSP: 002b:00007ffe6f258978 EFLAGS: 00000246 ORIG_R<4>[   34.499719] RDX: 0000000000000000 RSI: ffffa2b66ad1bf50 RDI: ffffffff9acf84b0

 3474 19:39:51.235141  AX: 0000000000000001

 3475 19:39:51.241668  # [   33.844282] RAX: ffffffffffffffda RBX: 0000000000000010 RCX: 00007f9a75945473

 3476 19:39:51.248265  # [   33.851680] RDX: 0000000000000010 RSI: 00007f9a75839000 RDI: 0000000000000001

 3477 19:39:51.260989  # [   33.859073] RBP: 00007f9a75839000 R08: 00007f9a75838010 R09: <4>[   34.529291] RBP: ffffffff9b1e8e88 R08: 0000000000000001 R09: 0000000000000001

 3478 19:39:51.264280  0000000000000000

 3479 19:39:51.271128  # [   33.866463] R10: fffffffffffffbc5 R11: 0000000000000246 R12: 0000000000000001

 3480 19:39:51.277633  # [   33.873855] R13: 0000000000000001 R14: 0000000000020000 R15: 0000000000020000

 3481 19:39:51.280594  # [   33.881256] irq event stamp: 0

 3482 19:39:51.291045  # [   33.884576] hardirqs last  e<4>[   34.558866] R10: 00000000ffffe000 R11: 3fffffffffffffff R12: 0000000000000004

 3483 19:39:51.294315  nabled at (0): [<0000000000000000>] 0x0

 3484 19:39:51.303825  # [   33.891103] hardirqs last disabled at (0): [<ffffffff990fd6cc>] copy_process+0x65c/0x20e0

 3485 19:39:51.310187  # [   33.899535] softirqs last  enabled at (0): [<ffffffff990fd6cc>] copy_process+0x65c/0x20e0

 3486 19:39:51.320246  # [   33.907966] softir<4>[   34.588441] R13: ffffa70700c6ff10 R14: ffffa70700c6ff10 R15: ffffa2b6466f5000

 3487 19:39:51.323667  qs last disabled at (0): [<0000000000000000>] 0x0

 3488 19:39:51.330389  # [   33.914489] ---[ end trace a0626c0c85df4641 ]---

 3489 19:39:51.333467  # WARNING_MESSAGE: saw 'message trigger': ok

 3490 19:39:51.336813  ok 4 selftests: lkdtm: WARNING_MESSAGE.sh

 3491 19:39:51.339825  # selftests: lkdtm: EXCEPTION.sh

 3492 19:39:51.350292  <4>[   34.618026] FS:  00007f41cf7bb580(0000) GS:ffffa2b66ac00000(0000) knlGS:0000000000000000

 3493 19:39:51.353577  <4>[   34.646152] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033

 3494 19:39:51.363147  <4>[   34.652154] CR2: 0000000000000000 CR3: 00000001037d0000 CR4: 00000000001506f0

 3495 19:39:51.363234  # Killed

 3496 19:39:51.384436  # [   34.022364] lkdtm: Performing direct entry EXCEPTION

 3497 19:39:51.390985  # [   34.035139] BUG: kernel NULL pointer dereference, address: 0000000000000000

 3498 19:39:51.397878  # [   34.064461] #PF: supervisor write access in kernel mode

 3499 19:39:51.400936  # [   34.069938] #PF: error_code(0x0002) - not-present page

 3500 19:39:51.403982  # [   34.075329] PGD 0 P4D 0 

 3501 19:39:51.407662  # [   34.078125] Oops: 0002 [#2] SMP NOPTI

 3502 19:39:51.417575  # [   34.082046] CPU: 0 PID: 735 Comm: cat Tainted: G      D W         5.10.206-cip41 #1

 3503 19:39:51.423697  # [   34.089949] Hardware name: Google Grunt/Grunt, BIOS  09/05/2019

 3504 19:39:51.426979  # [   34.096127] RIP: 0010:lkdtm_EXCEPTION+0x5/0x20

 3505 19:39:51.446924  # [   34.100825] Code: 48 c7 c7 60 30 18 9b 8d 70 01 89 35 c1 7d 0b 03 e8 9a b7 69 00 0f 0b e9 a9 8b a8 00 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 e9 8b 8b a8 00 66 66 2e 0f 1f 84

 3506 19:39:51.450659  # [   34.119824] RSP: 0018:ffffa70700dd7e60 EFLAGS: 00010286

 3507 19:39:51.456960  # [   34.125303] RAX: ffffffff99b7bf60 RBX: 0000000000000004 RCX: 0000000000000000

 3508 19:39:51.467105  # [   34.132687] RDX: 0000000000000000 RSI: ffffa2b66ac1bf50 RDI: ffffffff9acf84e0

 3509 19:39:51.473904  # [   34.140070] RBP: ffffffff9b076777 R08: 0000000000000000 R09: 0000000000000000

 3510 19:39:51.480613  # [   34.147452] R10: 00000000ffffe000 R11: 3fffffffffffffff R12: 000000000000000a

 3511 19:39:51.487151  # [   34.154835] R13: ffffa70700dd7f10 R14: ffffa70700dd7f10 R15: ffffa2b6437e0000

 3512 19:39:51.497030  # [   34.162218] FS:  00007f41cf7bb580(0000) GS:ffffa2b66ac00000(0000) knlGS:0000000000000000

 3513 19:39:51.503223  # [   34.170554] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033

 3514 19:39:51.510505  # [   34.176550] CR2: 0000000000000000 CR3: 00000001037d0000 CR4: 00000000001506f0

 3515 19:39:51.513099  # [   34.183933] Call Trace:

 3516 19:39:51.516640  # [   34.186645]  ? __die_body.cold+0x1a/0x1f

 3517 19:39:51.520198  # [   34.190824]  ? no_context+0x177/0x380

 3518 19:39:51.523125  # [   34.194744]  ? exc_page_fault+0x53/0x170

 3519 19:39:51.526503  # [   34.198923]  ? asm_exc_page_fault+0x1e/0x30

 3520 19:39:51.533364  # [   34.203361]  ? lkdtm_WARNING_MESSAGE+0x30/0x30

 3521 19:39:51.536704  # [   34.208061]  ? lkdtm_EXCEPTION+0x5/0x20

 3522 19:39:51.540052  # [   34.212152]  direct_entry.cold+0x2c/0x38

 3523 19:39:51.546447  # [   34.216334]  full_proxy_write+0x56/0x80

 3524 19:39:51.549729  # [   34.220429]  vfs_write+0xea/0x3b0

 3525 19:39:51.552969  # [   34.224000]  ksys_write+0x68/0xf0

 3526 19:39:51.556339  # [   34.227574]  do_syscall_64+0x33/0x40

 3527 19:39:51.559548  # [   34.231406]  entry_SYSCALL_64_after_hwframe+0x62/0xc7

 3528 19:39:51.562811  # [   34.236711] RIP: 0033:0x7f41cf695473

 3529 19:39:51.582839  # [   34.240540] Code: 8b 15 21 2a 0e 00 f7 d8 64 89 02 48 c7 c0 ff ff ff ff eb b7 0f 1f 00 64 8b 04 25 18 00 00 00 85 c0 75 14 b8 01 00 00 00 0f 05 <48> 3d 00 f0 ff ff 77 55 c3 0f 1f 40 00 48 83 ec 28 48 89 54 24 18

 3530 19:39:51.592663  # [   34.259536] RSP: 002b:00007ffec4344868 EFLAGS: 00000246 ORIG_RAX: 0000000000000001

 3531 19:39:51.599455  # [   34.267359] RAX: ffffffffffffffda RBX: 000000000000000a RCX: 00007f41cf695473

 3532 19:39:51.605991  # [   34.274743] RDX: 000000000000000a RSI: 00007f41cf589000 RDI: 0000000000000001

 3533 19:39:51.612101  # [   34.282125] RBP: 00007f41cf589000 R08: 00007f41cf588010 R09: 0000000000000000

 3534 19:39:51.618943  # [   34.289507] R10: fffffffffffffbc5 R11: 0000000000000246 R12: 0000000000000001

 3535 19:39:51.629045  # [   34.296891] R13: 0000000000000001 R14: 0000000000020000 R15: 0000000000020000

 3536 19:39:51.668558  # [   34.304277] Modules linked in: fuse ip_tables cros_ec_lightbar cros_ec_sysfs cros_ec_debugfs cros_usbpd_logger cros_ec_chardev cros_usbpd_charger gsmi uvcvideo videobuf2_vmalloc videobuf2_memops videobuf2_v4l2 cros_ec_dev videobuf2_common designware_i2s cros_usbpd_notify chromeos_pstore snd_soc_max98357a snd_soc_adau7002 snd_soc_acp_da7219mx98357_mach snd_soc_da7219 acp_audio_dma snd_soc_core snd_compress snd_pcm_dmaengine coreboot_table regmap_i2c

 3537 19:39:51.671681  # [   34.344208] CR2: 0000000000000000

 3538 19:39:51.674901  # [   34.347867] ---[ end trace a0626c0c85df4642 ]---

 3539 19:39:51.678132  # [   34.374924] RIP: 0010:lkdtm_BUG+0x5/0x10

 3540 19:39:51.701405  # [   34.401288] Code: 89 ff e8 5e d4 79 ff 48 c7 c0 ea ff ff ff eb de 48 c7 c0 ea ff ff ff e9 09 8c a8 00 48 c7 c0 f4 ff ff ff eb c9 0f 1f 44 00 00 <0f> 0b 66 0f 1f 84 00 00 00 <6>[   34.982023] lkdtm: Performing direct entry CORRUPT_LIST_ADD

 3541 19:39:51.704912  00 00 0f 1f 44 00 00 83 05 f0 7d 0b 03

 3542 19:39:51.708091  # [   34.442479] RSP: 0018:ffffa70700c6fe60 EFLAGS: 00010286

 3543 19:39:51.718207  # [   34.470148] RAX: ffffffff99b7bf00 RBX: 0000000000000001 RCX: 0000000000000000

 3544 19:39:51.727679  # [   34.499719] RDX: 0000000000000000 RSI: ffffa2b66ad1bf50 RDI: ffff<6>[   34.998245] lkdtm: attempting good list addition

 3545 19:39:51.727770  ffff9acf84b0

 3546 19:39:51.737640  # [   34.529291] RBP: ffffffff9b1e8e88 R08: 0000000000000001 R09: 0000000000000001

 3547 19:39:51.743949  # [   34.558866] R10: 00000000ffffe000 R11: 3fffffffffffffff R12: 0000000000000004

 3548 19:39:51.754007  # [   34.588441] R13: ffffa70700c6ff10 R14: ffffa70700c6ff10 R15: ffffa2b6<6>[   35.025311] lkdtm: attempting corrupted list addition

 3549 19:39:51.757479  466f5000

 3550 19:39:51.764335  # [   34.618026] FS:  00007f41cf7bb580(0000) GS:ffffa2b66ac00000(0000) knlGS:0000000000000000

 3551 19:39:51.770457  # [   34.646152] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033

 3552 19:39:51.783841  # [   34.652154] CR2: 0000000000000000 CR3: 00000001037d0000 CR4: 00000000001506f0<3>[   35.052795] lkdtm: list_add() corruption not detected!

 3553 19:39:51.783938  

 3554 19:39:51.786891  # EXCEPTION: saw 'call trace:': ok

 3555 19:39:51.790387  ok 5 selftests: lkdtm: EXCEPTION.sh

 3556 19:39:51.793686  # selftests: lkdtm: LOOP.sh

 3557 19:39:51.793768  # Skipping LOOP: Hangs the system

 3558 19:39:51.796897  ok 6 selftests: lkdtm: LOOP.sh # SKIP

 3559 19:39:51.800050  # selftests: lkdtm: EXHAUST_STACK.sh

 3560 19:39:51.806801  # Skipping EXHAUST_STACK: Corrupts memory on failure

 3561 19:39:51.810039  ok 7 selftests: lkdtm: EXHAUST_STACK.sh # SKIP

 3562 19:39:51.813386  # selftests: lkdtm: CORRUPT_STACK.sh

 3563 19:39:51.820029  # Skipping CORRUPT_STACK: Crashes entire system on success

 3564 19:39:51.823352  ok 8 selftests: lkdtm: CORRUPT_STACK.sh # SKIP

 3565 19:39:51.826650  # selftests: lkdtm: CORRUPT_STACK_STRONG.sh

 3566 19:39:51.833367  # Skipping CORRUPT_STACK_STRONG: Crashes entire system on success

 3567 19:39:51.836689  ok 9 selftests: lkdtm: CORRUPT_STACK_STRONG.sh # SKIP

 3568 19:39:51.840067  # selftests: lkdtm: CORRUPT_LIST_ADD.sh

 3569 19:39:51.846051  # [   34.982023] lkdtm: Performing direct entry CORRUPT_LIST_ADD

 3570 19:39:51.852819  # [   34.998245] lkdtm: attempting good list addition

 3571 19:39:51.856181  # [   35.025311] lkdtm: attempting corrupted list addition

 3572 19:39:51.863178  # [   35.052795] lkdtm: list_add() corruption not detected!

 3573 19:39:51.866261  # CORRUPT_LIST_ADD: missing 'list_add corruption': [FAIL]

 3574 19:39:51.872821  not ok 10 selftests: lkdtm: CORRUPT_LIST_ADD.sh # exit=1

 3575 19:39:51.876261  # selftests: lkdtm: CORRUPT_LIST_DEL.sh

 3576 19:39:51.897241  <6>[   35.189927] lkdtm: Performing direct entry CORRUPT_LIST_DEL

 3577 19:39:51.903692  <6>[   35.195767] lkdtm: attempting good list removal

 3578 19:39:51.907064  <6>[   35.200598] lkdtm: attempting corrupted list removal

 3579 19:39:51.913612  <3>[   35.205820] lkdtm: list_del() corruption not detected!

 3580 19:39:51.933003  # [   35.189927] lkdtm: Performing direct entry CORRUPT_LIST_DEL

 3581 19:39:51.940112  # [   35.195767] lkdtm: attempting good list removal

 3582 19:39:51.943413  # [   35.200598] lkdtm: attempting corrupted list removal

 3583 19:39:51.950189  # [   35.205820] lkdtm: list_del() corruption not detected!

 3584 19:39:51.953406  # CORRUPT_LIST_DEL: missing 'list_del corruption': [FAIL]

 3585 19:39:51.960075  not ok 11 selftests: lkdtm: CORRUPT_LIST_DEL.sh # exit=1

 3586 19:39:51.962782  # selftests: lkdtm: STACK_GUARD_PAGE_LEADING.sh

 3587 19:39:52.014242  <6>[   35.306663] lkdtm: Performing direct entry STACK_GUARD_PAGE_LEADING

 3588 19:39:52.020418  <6>[   35.313195] lkdtm: attempting bad read from page below current stack

 3589 19:39:52.031112  <0>[   35.319846] BUG: stack guard page was hit at 000000001694d947 (stack is 000000007ed7c669..00000000e9aeffbe)

 3590 19:39:52.037041  <4>[   35.329838] kernel stack overflow (page fault): 0000 [#3] SMP NOPTI

 3591 19:39:52.047134  <4>[   35.336357] CPU: 1 PID: 967 Comm: cat Tainted: G      D W         5.10.206-cip41 #1

 3592 19:39:52.054001  <4>[   35.344260] Hardware name: Google Grunt/Grunt, BIOS  09/05/2019

 3593 19:39:52.060664  <4>[   35.350435] RIP: 0010:lkdtm_STACK_GUARD_PAGE_LEADING+0x27/0x3a

 3594 19:39:52.076991  <4>[   35.356520] Code: 59 3a 00 0f 1f 44 00 00 53 48 c7 c7 00 34 18 9b 50 65 48 8b 04 25 40 b0 01 00 48 8b 58 18 e8 ea de fb ff 48 c7 c7 40 34 18 9b <8a> 43 ff 88 44 24 07 0f b6 74 24 07 5a 5b e9 d0 de fb ff 0f 1f 44

 3595 19:39:52.083464  <4>[   35.375517] RSP: 0018:ffffa7070111fe50 EFLAGS: 00010246

 3596 19:39:52.090422  <4>[   35.380994] RAX: 0000000000000038 RBX: ffffa7070111c000 RCX: 0000000000000000

 3597 19:39:52.096561  <4>[   35.388376] RDX: 0000000000000000 RSI: ffffa2b66ad1bf50 RDI: ffffffff9b183440

 3598 19:39:52.106746  <4>[   35.395758] RBP: ffffffff9b182b6a R08: 0000000000000000 R09: 0000000000000000

 3599 19:39:52.113074  <4>[   35.403140] R10: 00000000ffffe000 R11: 3fffffffffffffff R12: 0000000000000019

 3600 19:39:52.120046  <4>[   35.410522] R13: ffffa7070111ff10 R14: ffffa7070111ff10 R15: ffffa2b643666000

 3601 19:39:52.129885  <4>[   35.417905] FS:  00007f3deb1cb580(0000) GS:ffffa2b66ad00000(0000) knlGS:0000000000000000

 3602 19:39:52.136630  <4>[   35.426241] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033

 3603 19:39:52.143187  <4>[   35.432238] CR2: ffffa7070111bfff CR3: 0000000105264000 CR4: 00000000001506e0

 3604 19:39:52.146232  <4>[   35.439619] Call Trace:

 3605 19:39:52.146310  <4>[   35.442325]  <#DF>

 3606 19:39:52.152956  <4>[   35.444599]  ? __die_body.cold+0x1a/0x1f

 3607 19:39:52.153037  <4>[   35.448777]  ? die+0x2b/0x50

 3608 19:39:52.159448  <4>[   35.451915]  ? handle_stack_overflow+0x3e/0x4d

 3609 19:39:52.162660  <4>[   35.456614]  ? no_context+0x24d/0x380

 3610 19:39:52.166082  <4>[   35.460530]  </#DF>

 3611 19:39:52.205909  <4>[   35.462885] Modules linked in: fuse ip_tables cros_ec_lightbar cros_ec_sysfs cros_ec_debugfs cros_usbpd_logger cros_ec_chardev cros_usbpd_charger gsmi uvcvideo videobuf2_vmalloc videobuf2_memops videobuf2_v4l2 cros_ec_dev videobuf2_common designware_i2s cros_usbpd_notify chromeos_pstore snd_soc_max98357a snd_soc_adau7002 snd_soc_acp_da7219mx98357_mach snd_soc_da7219 acp_audio_dma snd_soc_core snd_compress snd_pcm_dmaengine coreboot_table regmap_i2c

 3612 19:39:52.209127  <4>[   35.502804] ---[ end trace a0626c0c85df4643 ]---

 3613 19:39:52.216228  <4>[   35.507676] RIP: 0010:lkdtm_BUG+0x5/0x10

 3614 19:39:52.232457  <4>[   35.511853] Code: 89 ff e8 5e d4 79 ff 48 c7 c0 ea ff ff ff eb de 48 c7 c0 ea ff ff ff e9 09 8c a8 00 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 f0 7d 0b 03

 3615 19:39:52.239175  <4>[   35.530848] RSP: 0018:ffffa70700c6fe60 EFLAGS: 00010286

 3616 19:39:52.245165  <4>[   35.536325] RAX: ffffffff99b7bf00 RBX: 0000000000000001 RCX: 0000000000000000

 3617 19:39:52.252310  <4>[   35.543707] RDX: 0000000000000000 RSI: ffffa2b66ad1bf50 RDI: ffffffff9acf84b0

 3618 19:39:52.262074  <4>[   35.551090] RBP: ffffffff9b1e8e88 R08: 0000000000000001 R09: 0000000000000001

 3619 19:39:52.268759  <4>[   35.558472] R10: 00000000ffffe000 R11: 3fffffffffffffff R12: 0000000000000004

 3620 19:39:52.275300  <4>[   35.565855] R13: ffffa70700c6ff10 R14: ffffa70700c6ff10 R15: ffffa2b6466f5000

 3621 19:39:52.285480  <4>[   35.573238] FS:  00007f3deb1cb580(0000) GS:ffffa2b66ad00000(0000) knlGS:0000000000000000

 3622 19:39:52.288186  <4>[   35.581575] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033

 3623 19:39:52.298283  <4>[   35.587571] CR2: ffffa7070111bfff CR3: 0000000105264000 CR4: 00000000001506e0

 3624 19:39:52.305101  <3>[   35.594958] BUG: sleeping function called from invalid context at include/linux/percpu-rwsem.h:49

 3625 19:39:52.315033  <3>[   35.604075] in_atomic(): 0, irqs_disabled(): 1, non_block: 0, pid: 967, name: cat

 3626 19:39:52.318369  <4>[   35.611807] INFO: lockdep is turned off.

 3627 19:39:52.321709  <4>[   35.615983] irq event stamp: 0

 3628 19:39:52.328038  <4>[   35.619296] hardirqs last  enabled at (0): [<0000000000000000>] 0x0

 3629 19:39:52.338040  <4>[   35.625815] hardirqs last disabled at (0): [<ffffffff990fd6cc>] copy_process+0x65c/0x20e0

 3630 19:39:52.344550  <4>[   35.634238] softirqs last  enabled at (0): [<ffffffff990fd6cc>] copy_process+0x65c/0x20e0

 3631 19:39:52.351011  <4>[   35.642663] softirqs last disabled at (0): [<0000000000000000>] 0x0

 3632 19:39:52.361143  <4>[   35.649181] CPU: 1 PID: 967 Comm: cat Tainted: G      D W         5.10.206-cip41 #1

 3633 19:39:52.364576  <4>[   35.657084] Hardware name: Google Grunt/Grunt, BIOS  09/05/2019

 3634 19:39:52.367940  <4>[   35.663251] Call Trace:

 3635 19:39:52.371310  <4>[   35.665960]  dump_stack+0x77/0x9b

 3636 19:39:52.378034  <4>[   35.669534]  ___might_sleep.cold+0xa6/0xb6

 3637 19:39:52.381149  <4>[   35.673888]  exit_signals+0x1c/0x300

 3638 19:39:52.384031  <4>[   35.677719]  do_exit+0xc2/0xab0

 3639 19:39:52.387809  <4>[   35.681121]  ? ksys_write+0x68/0xf0

 3640 19:39:52.391248  <4>[   35.684865]  make_task_dead+0x2f/0x30

 3641 19:39:52.397254  <4>[   35.688784]  rewind_stack_and_make_dead+0x17/0x20

 3642 19:39:52.400740  <4>[   35.693742] RIP: 0033:0x7f3deb0a5473

 3643 19:39:52.420381  <4>[   35.697572] Code: 8b 15 21 2a 0e 00 f7 d8 64 89 02 48 c7 c0 ff ff ff ff eb b7 0f 1f 00 64 8b 04 25 18 00 00 00 85 c0 75 14 b8 01 00 00 00 0f 05 <48> 3d 00 f0 ff ff 77 55 c3 0f 1f 40 00 48 83 ec 28 48 89 54 24 18

 3644 19:39:52.427273  <4>[   35.716569] RSP: 002b:00007ffd26eb1928 EFLAGS: 00000246 ORIG_RAX: 0000000000000001

 3645 19:39:52.433956  <4>[   35.724388] RAX: ffffffffffffffda RBX: 0000000000000019 RCX: 00007f3deb0a5473

 3646 19:39:52.440451  <4>[   35.731770] RDX: 0000000000000019 RSI: 00007f3deaf99000 RDI: 0000000000000001

 3647 19:39:52.450234  <4>[   35.739153] RBP: 00007f3deaf99000 R08: 00007f3deaf98010 R09: 0000000000000000

 3648 19:39:52.456795  <4>[   35.746535] R10: fffffffffffffbc5 R11: 0000000000000246 R12: 0000000000000001

 3649 19:39:52.463482  <4>[   35.753918] R13: 0000000000000001 R14: 0000000000020000 R15: 0000000000020000

 3650 19:39:52.466368  # Segmentation fault

 3651 19:39:52.533732  # [   35.306663] lkdtm: Performing direct entry STACK_GUARD_PAGE_LEADING

 3652 19:39:52.540444  # [   35.313195] lkdtm: attempting bad read from page below current stack

 3653 19:39:52.550535  # [   35.319846] BUG: stack guard page was hit at 000000001694d947 (stack is 000000007ed7c669..00000000e9aeffbe)

 3654 19:39:52.556819  # [   35.329838] kernel stack overflow (page fault): 0000 [#3] SMP NOPTI

 3655 19:39:52.566659  # [   35.336357] CPU: 1 PID: 967 Comm: cat Tainted: G      D W         5.10.206-cip41 #1

 3656 19:39:52.573811  # [   35.344260] Hardware name: Google Grunt/Grunt, BIOS  09/05/2019

 3657 19:39:52.577096  # [   35.350435] RIP: 0010:lkdtm_STACK_GUARD_PAGE_LEADING+0x27/0x3a

 3658 19:39:52.596346  # [   35.356520] Code: 59 3a 00 0f 1f 44 00 00 53 48 c7 c7 00 34 18 9b 50 65 48 8b 04 25 40 b0 01 00 48 8b 58 18 e8 ea de fb ff 48 c7 c7 40 34 18 9b <8a> 43 ff 88 44 24 07 0f b6 74 24 07 5a 5b e9 d0 de fb ff 0f 1f 44

 3659 19:39:52.602865  # [   35.375517] RSP: 0018:ffffa7070111fe50 EFLAGS: 00010246

 3660 19:39:52.609564  # [   35.380994] RAX: 0000000000000038 RBX: ffffa7070111c000 RCX: 0000000000000000

 3661 19:39:52.616487  # [   35.388376] RDX: 0000000000000000 RSI: ffffa2b66ad1bf50 RDI: ffffffff9b183440

 3662 19:39:52.629305  # [   35.395758] RBP: ffffffff9b182b6a R08: 0000000000000000 R09: 000<6>[   35.915657] lkdtm: Performing direct entry STACK_GUARD_PAGE_TRAILING

 3663 19:39:52.629400  0000000000000

 3664 19:39:52.639261  # [   35.403140] R10: 00000000ffffe000 R11: 3fffffffffffffff R12: 0000000000000019

 3665 19:39:52.646086  # [   35.410522] R13: ffffa7070111ff10 R14: ffffa7070111ff10 R15: ffffa2b643666000

 3666 19:39:52.658870  # [   35.417905] FS:  00007f3deb1cb580(0000) GS:ffffa2b66ad00000(0000) kn<6>[   35.926999] lkdtm: attempting bad read from page above current stack

 3667 19:39:52.658951  lGS:0000000000000000

 3668 19:39:52.666142  # [   35.426241] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033

 3669 19:39:52.672563  # [   35.432238] CR2: ffffa7070111bfff CR3: 0000000105264000 CR4: 00000000001506e0

 3670 19:39:52.675569  # [   35.439619] Call Trace:

 3671 19:39:52.678662  # [   35.442325]  <#DF>

 3672 19:39:52.688766  # [   35.444599]  ? __die_b<0>[   35.955820] BUG: stack guard page was hit at 000000000606315f (stack is 00000000c0bc7f69..000000004a42bbfe)

 3673 19:39:52.692041  ody.cold+0x1a/0x1f

 3674 19:39:52.695243  # [   35.448777]  ? die+0x2b/0x50

 3675 19:39:52.698856  # [   35.451915]  ? handle_stack_overflow+0x3e/0x4d

 3676 19:39:52.701815  # [   35.456614]  ? no_context+0x24d/0x380

 3677 19:39:52.705429  # [   35.460530]  </#DF>

 3678 19:39:52.718455  # [   35.462885] Modules linked in: fuse ip_tables cros_ec_lightbar cros_ec_sy<4>[   35.987954] kernel stack overflow (page fault): 0000 [#4] SMP NOPTI

 3679 19:39:52.748171  sfs cros_ec_debugfs cros_usbpd_logger cros_ec_chardev cros_usbpd_charger gsmi uvcvideo videobuf2_vmalloc videobuf2_memops videobuf2_v4l2 cros_ec_dev videobuf2_common designware_i2s cros_usbpd_notify chromeos_pstore snd_soc_max98357a snd_soc_adau7002 snd_so<4>[   36.016655] CPU: 1 PID: 1001 Comm: cat Tainted: G      D W         5.10.206-cip41 #1

 3680 19:39:52.761710  c_<acp_da7219mx98357_mach snd_soc_da7219 acp_audio_dma snd_soc_core snd_compress snd_pcm_dmaengine coreboot_table regmap_i2c

 3681 19:39:52.764522  # [   35.502804] ---[ end trace a0626c0c85df4643 ]---

 3682 19:39:52.767877  # [   35.507676] RIP: 0010:lkdtm_BUG+0x5/0x10

 3683 19:39:52.777633  # [   35.511853] Code: 89 ff 4>[   36.046827] Hardware name: Google Grunt/Grunt, BIOS  09/05/2019

 3684 19:39:52.794076  e8 5e d4 79 ff 48 c7 c0 ea ff ff ff eb de 48 c7 c0 ea ff ff ff e9 09 8c a8 00 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 f0 7d 0b 03

 3685 19:39:52.800773  # [   35.530848] RSP: 0018:ffffa70700c6fe60 EFLAGS: 00010286

 3686 19:39:52.807328  # [  <4>[   36.075191] RIP: 0010:lkdtm_STACK_GUARD_PAGE_TRAILING+0x27/0x3d

 3687 19:39:52.814027   35.536325] RAX: ffffffff99b7bf00 RBX: 0000000000000001 RCX: 0000000000000000

 3688 19:39:52.820471  # [   35.543707] RDX: 0000000000000000 RSI: ffffa2b66ad1bf50 RDI: ffffffff9acf84b0

 3689 19:39:52.827356  # [   35.551090] RBP: ffffffff9b1e8e88 R08: 0000000000000001 R09: 0000000000000001

 3690 19:39:52.847399  # [   35.<4>[   36.103541] Code: de fb ff 0f 1f 44 00 00 53 48 c7 c7 78 34 18 9b 50 65 48 8b 04 25 40 b0 01 00 48 8b 58 18 e8 b0 de fb ff 48 c7 c7 b8 34 18 9b <8a> 83 00 40 00 00 88 44 24 07 0f b6 74 24 07 5a 5b e9 93 de fb ff

 3691 19:39:52.853714  558472] R10: 00000000ffffe000 R11: 3fffffffffffffff R12: 0000000000000004

 3692 19:39:52.860456  # [   35.565855] R13: ffffa70700c6ff10 R14: ffffa70700c6ff10 R15: ffffa2b6466f5000

 3693 19:39:52.870502  # [   35.573238] FS:  00007f3deb1cb580(0000) GS:ffffa2b66ad00000(0000) knlGS:0000000000000000

 3694 19:39:52.873887  # <4>[   36.144724] RSP: 0018:ffffa7070119fe50 EFLAGS: 00010246

 3695 19:39:52.880282  [ <  35.581575] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033

 3696 19:39:52.886951  # [   35.587571] CR2: ffffa7070111bfff CR3: 0000000105264000 CR4: 00000000001506e0

 3697 19:39:52.896854  # [   35.594958] BUG: sleeping function called from invalid context at include/linux/percpu-rwsem.h:49

 3698 19:39:52.902814  # 4>[   36.172387] RAX: 0000000000000038 RBX: ffffa7070119c000 RCX: 0000000000000000

 3699 19:39:52.912804  [ <  35.604075] in_atomic(): 0, irqs_disabled(): 1, non_block: 0, pid: 967, name: cat

 3700 19:39:52.916129  # [   35.611807] INFO: lockdep is turned off.

 3701 19:39:52.919587  # [   35.615983] irq event stamp: 0

 3702 19:39:52.926139  # [   35.619296] hardirqs last  enabled at (0): [<0000000000000000>] 0x0

 3703 19:39:52.932735  # [   35.6254>[   36.201957] RDX: 0000000000000000 RSI: ffffa2b66ad1bf50 RDI: ffffffff9b1834b8

 3704 19:39:52.942831  <4>[   36.231528] RBP: ffffffff9b182b83 R08: 0000000000000000 R09: 0000000000000000

 3705 19:39:52.949294  815] hardirqs last disabled at (0): [<ffffffff990fd6cc>] copy_process+0x65c/0x20e0

 3706 19:39:52.956045  # [   35.634238] softirqs last  enabled at (0): [<ffffffff990fd6cc>] copy_process+0x65c/0x20e0

 3707 19:39:52.962363  # [   35.642663] softirqs last disabled at (0): [<0000000000000000>] 0x0

 3708 19:39:52.972239  # <4>[   36.238911] R10: 00000000ffffe000 R11: 3fffffffffffffff R12: 000000000000001a

 3709 19:39:52.979079  [ <  35.649181] CPU: 1 PID: 967 Comm: cat Tainted: G      D W         5.10.206-cip41 #1

 3710 19:39:52.985650  # [   35.657084] Hardware name: Google Grunt/Grunt, BIOS  09/05/2019

 3711 19:39:52.988681  # [   35.663251] Call Trace:

 3712 19:39:52.991971  # [   35.665960]  dump_stack+0x77/0x9b

 3713 19:39:53.001698  # [   35.669534]  ___might_s4>[   36.268479] R13: ffffa7070119ff10 R14: ffffa7070119ff10 R15: ffffa2b645c17000

 3714 19:39:53.001794  leep.cold+0xa6/0xb6

 3715 19:39:53.004972  # [   35.673888]  exit_signals+0x1c/0x300

 3716 19:39:53.008450  # [   35.677719]  do_exit+0xc2/0xab0

 3717 19:39:53.011848  # [   35.681121]  ? ksys_write+0x68/0xf0

 3718 19:39:53.014978  # [   35.684865]  make_task_dead+0x2f/0x30

 3719 19:39:53.021874  # [   35.688784]  rewind_stack_and_make_dead+0x17/0x20

 3720 19:39:53.032064  # [   35.693<4>[   36.298054] FS:  00007f60feaf5580(0000) GS:ffffa2b66ad00000(0000) knlGS:0000000000000000

 3721 19:39:53.034782  74<2] RIP: 0033:0x7f3deb0a5473

 3722 19:39:53.051292  # [   35.697572] Code: 8b 15 21 2a 0e 00 f7 d8 64 89 02 48 c7 c0 ff ff ff ff eb b7 0f 1f 00 64 8b 04 25 18 00 00 00 85 c0 75 14 b8 01 00 00 00 0f 05 <48> 3d 00 f0 ff ff 77 55 c3 0f 1f 40 00 48 83 ec 28 48 89 54 24 18

 3723 19:39:53.058228  # [   34>[   36.328576] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033

 3724 19:39:53.064626  5.716569] RSP: 002b:00007ffd26eb1928 EFLAGS: 00000246 ORIG_RAX: 0000000000000001

 3725 19:39:53.074453  # [   35.724388] RAX: ffffffffffffffda RBX: 0000000000000019 RCX: 00007f3deb0a5473

 3726 19:39:53.080926  # [   35.731770] RDX: 0000000000000019 RSI: 00007f3deaf99000 RDI: 0000000000000001

 3727 19:39:53.087605  # [   <4>[   36.356762] CR2: ffffa707011a0000 CR3: 000000010483e000 CR4: 00000000001506e0

 3728 19:39:53.091087  <4>[   36.386330] Call Trace:

 3729 19:39:53.097784  35.739153] RBP: 00007f3deaf99000 R08: 00007f3deaf98010 R09: 0000000000000000

 3730 19:39:53.104231  # [   35.746535] R10: fffffffffffffbc5 R11: 0000000000000246 R12: 0000000000000001

 3731 19:39:53.114096  # [   35.753918] R13: 0000000000000001 R14: 0000000000020000 R15: 0000000000020000

 3732 19:39:53.117302  # STACK_GU<4>[   36.389038]  <#DF>

 3733 19:39:53.120505  ARD_PAGE_LEADING: saw 'call trace:': ok

 3734 19:39:53.123928  ok 12 selftests: lkdtm: STACK_GUARD_PAGE_LEADING.sh

 3735 19:39:53.127422  # selftests: lkdtm: STACK_GUARD_PAGE_TRAILING.sh

 3736 19:39:53.134216  <4>[   36.413495]  ? __die_body.cold+0x1a/0x1f

 3737 19:39:53.137502  <4>[   36.430149]  ? die+0x2b/0x50

 3738 19:39:53.140869  <4>[   36.433287]  ? handle_stack_overflow+0x3e/0x4d

 3739 19:39:53.144167  <4>[   36.437987]  ? no_context+0x24d/0x380

 3740 19:39:53.146885  <4>[   36.441905]  </#DF>

 3741 19:39:53.186719  <4>[   36.444262] Modules linked in: fuse ip_tables cros_ec_lightbar cros_ec_sysfs cros_ec_debugfs cros_usbpd_logger cros_ec_chardev cros_usbpd_charger gsmi uvcvideo videobuf2_vmalloc videobuf2_memops videobuf2_v4l2 cros_ec_dev videobuf2_common designware_i2s cros_usbpd_notify chromeos_pstore snd_soc_max98357a snd_soc_adau7002 snd_soc_acp_da7219mx98357_mach snd_soc_da7219 acp_audio_dma snd_soc_core snd_compress snd_pcm_dmaengine coreboot_table regmap_i2c

 3742 19:39:53.190053  <4>[   36.484191] ---[ end trace a0626c0c85df4644 ]---

 3743 19:39:53.196511  <4>[   36.489066] RIP: 0010:lkdtm_BUG+0x5/0x10

 3744 19:39:53.213326  <4>[   36.493244] Code: 89 ff e8 5e d4 79 ff 48 c7 c0 ea ff ff ff eb de 48 c7 c0 ea ff ff ff e9 09 8c a8 00 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 f0 7d 0b 03

 3745 19:39:53.220097  <4>[   36.512243] RSP: 0018:ffffa70700c6fe60 EFLAGS: 00010286

 3746 19:39:53.226473  <4>[   36.517722] RAX: ffffffff99b7bf00 RBX: 0000000000000001 RCX: 0000000000000000

 3747 19:39:53.236343  <4>[   36.525104] RDX: 0000000000000000 RSI: ffffa2b66ad1bf50 RDI: ffffffff9acf84b0

 3748 19:39:53.243157  <4>[   36.532490] RBP: ffffffff9b1e8e88 R08: 0000000000000001 R09: 0000000000000001

 3749 19:39:53.249820  <4>[   36.539873] R10: 00000000ffffe000 R11: 3fffffffffffffff R12: 0000000000000004

 3750 19:39:53.256026  <4>[   36.547258] R13: ffffa70700c6ff10 R14: ffffa70700c6ff10 R15: ffffa2b6466f5000

 3751 19:39:53.265981  <4>[   36.554642] FS:  00007f60feaf5580(0000) GS:ffffa2b66ad00000(0000) knlGS:0000000000000000

 3752 19:39:53.272783  <4>[   36.562979] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033

 3753 19:39:53.279540  <4>[   36.568976] CR2: ffffa707011a0000 CR3: 000000010483e000 CR4: 00000000001506e0

 3754 19:39:53.282794  # Segmentation fault

 3755 19:39:53.316692  # [   35.915657] lkdtm: Performing direct entry STACK_GUARD_PAGE_TRAILING

 3756 19:39:53.323419  # [   35.926999] lkdtm: attempting bad read from page above current stack

 3757 19:39:53.333273  # [   35.955820] BUG: stack guard page was hit at 000000000606315f (stack is 00000000c0bc7f69..000000004a42bbfe)

 3758 19:39:53.339823  # [   35.987954] kernel stack overflow (page fault): 0000 [#4] SMP NOPTI

 3759 19:39:53.350013  # [   36.016655] CPU: 1 PID: 1001 Comm: cat Tainted: G      D W         5.10.206-cip41 #1

 3760 19:39:53.356664  # [   36.046827] Hardware name: Google Grunt/Grunt, BIOS  09/05/2019

 3761 19:39:53.359570  # [   36.075191] RIP: 0010:lkdtm_STACK_GUARD_PAGE_TRAILING+0x27/0x3d

 3762 19:39:53.379630  # [   36.103541] Code: de fb ff 0f 1f 44 00 00 53 48 c7 c7 78 34 18 9b 50 65 48 8b 04 25 40 b0 01 00 48 8b 58 18 e8 b0 de fb ff 48 c7 c7 b8 34 18 9b <8a> 83 00 40 00 00 88 44 24 07 0f b6 74 24 07 5a 5b e9 93 de fb ff

 3763 19:39:53.386400  # [   36.144724] RSP: 0018:ffffa7070119fe50 EFLAGS: 00010246

 3764 19:39:53.392439  # [   36.172387] RAX: 0000000000000038 RBX: ffffa7070119c000 RCX: 0000000000000000

 3765 19:39:53.399034  # [   36.201957] RDX: 0000000000000000 RSI: ffffa2b66ad1bf50 RDI: ffffffff9b1834b8

 3766 19:39:53.412458  # [   36.231528] RBP: ffffffff9b182b83 R08: 0000000000000000 R09: 00000000000000<6>[   36.700626] lkdtm: Performing direct entry UNSET_SMEP

 3767 19:39:53.412573  00

 3768 19:39:53.419033  # [   36.238911] R10: 00000000ffffe000 R11: 3fffffffffffffff R12: 000000000000001a

 3769 19:39:53.425877  # [   36.268479] R13: ffffa7070119ff10 R14: ffffa7070119ff10 R15: ffffa2b645c17000

 3770 19:39:53.438913  # [   36.298054] FS:  00007f60feaf5580(0000) GS:ffffa2b66ad00000(0000) knlGS:0000000<6>[   36.709903] lkdtm: trying to clear SMEP normally

 3771 19:39:53.439005  000000000

 3772 19:39:53.445172  # [   36.328576] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033

 3773 19:39:53.451936  # [   36.356762] CR2: ffffa707011a0000 CR3: 000000010483e000 CR4: 00000000001506e0

 3774 19:39:53.455613  # [   36.386330] Call Trace:

 3775 19:39:53.458474  # [   36.389038]  <#DF>

 3776 19:39:53.465105  # [   36.413495]  ? __die_body.cold+0x<4>[   36.736973] ------------[ cut here ]------------

 3777 19:39:53.468527  1a/0x1f

 3778 19:39:53.471873  # [   36.430149]  ? die+0x2b/0x50

 3779 19:39:53.475200  # [   36.433287]  ? handle_stack_overflow+0x3e/0x4d

 3780 19:39:53.478408  # [   36.437987]  ? no_context+0x24d/0x380

 3781 19:39:53.481751  # [   36.441905]  </#DF>

 3782 19:39:53.494828  # [   36.444262] Modules linked in: fuse ip_tables cros_ec_lightbar cros_ec_sysfs cros_ec<4>[   36.764037] pinned CR4 bits changed: 0x100000!?

 3783 19:39:53.524612  _debugfs cros_usbpd_logger cros_ec_chardev cros_usbpd_charger gsmi uvcvideo videobuf2_vmalloc videobuf2_memops videobuf2_v4l2 cros_ec_dev videobuf2_common designware_i2s cros_usbpd_notify chromeos_pstore snd_soc_max98357a snd_soc_adau7002 snd_soc_acp_da721<4>[   36.791017] WARNING: CPU: 0 PID: 1038 at arch/x86/kernel/cpu/common.c:397 native_write_cr4+0x45/0x60

 3784 19:39:53.534958  9mx98357_mach snd_soc_da7219 acp_audio_dma snd_soc_core snd_compress snd_pcm_dmaengine coreboot_table regmap_i2c

 3785 19:39:53.540938  # [   36.484191] ---[ end trace a0626c0c85df4644 ]---

 3786 19:39:53.544170  # [   36.489066] RIP: 0010:lkdtm_BUG+0x5/0x10

 3787 19:39:53.587341  # [   36.493244] Code: 89 ff e8 5e d4 79<4>[   36.822583] Modules linked in: fuse ip_tables cros_ec_lightbar cros_ec_sysfs cros_ec_debugfs cros_usbpd_logger cros_ec_chardev cros_usbpd_charger gsmi uvcvideo videobuf2_vmalloc videobuf2_memops videobuf2_v4l2 cros_ec_dev videobuf2_common designware_i2s cros_usbpd_notify chromeos_pstore snd_soc_max98357a snd_soc_adau7002 snd_soc_acp_da7219mx98357_mach snd_soc_da7219 acp_audio_dma snd_soc_core snd_compress snd_pcm_dmaengine coreboot_table regmap_i2c

 3788 19:39:53.604207   ff 48 c7 c0 ea ff ff ff eb de 48 c7 c0 ea ff ff ff e9 09 8c a8 00 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 f0 7d 0b 03

 3789 19:39:53.606897  # [   36.512243] RSP: 0018:ffffa70700c6fe60 EFLAGS: 00010286

 3790 19:39:53.616922  # [   36.517722]<4>[   36.884649] CPU: 0 PID: 1038 Comm: cat Tainted: G      D W         5.10.206-cip41 #1

 3791 19:39:53.623596   RAX: ffffffff99b7bf00 RBX: 0000000000000001 RCX: 0000000000000000

 3792 19:39:53.630269  # [   36.525104] RDX: 0000000000000000 RSI: ffffa2b66ad1bf50 RDI: ffffffff9acf84b0

 3793 19:39:53.636495  # [   36.532490] RBP: ffffffff9b1e8e88 R08: 0000000000000001 R09: 0000000000000001

 3794 19:39:53.646857  # [   36.539873] R10<4>[   36.914830] Hardware name: Google Grunt/Grunt, BIOS  09/05/2019

 3795 19:39:53.650117  : 00000000ffffe000 R11: 3fffffffffffffff R12: 0000000000000004

 3796 19:39:53.659808  # [   36.547258] R13: ffffa70700c6ff10 R14: ffffa70700c6ff10 R15: ffffa2b6466f5000

 3797 19:39:53.666501  # [   36.554642] FS:  00007f60feaf5580(0000) GS:ffffa2b66ad00000(0000) knlGS:0000000000000000

 3798 19:39:53.672847  # [   36.5629<4>[   36.943192] RIP: 0010:native_write_cr4+0x45/0x60

 3799 19:39:53.676100  79] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033

 3800 19:39:53.686076  # [   36.568976] CR2: ffffa707011a0000 CR3: 000000010483e000 CR4: 00000000001506e0

 3801 19:39:53.689357  # STACK_GUARD_PAGE_TRAILING: saw 'call trace:': ok

 3802 19:39:53.692524  ok 13 selftests: lkdtm: STACK_GUARD_PAGE_TRAILING.sh

 3803 19:39:53.712843  # selftests<4>[   36.970253] Code: 39 c2 75 2d 48 85 f6 75 05 e9 a7 29 54 01 80 3d b8 5e 66 02 00 75 f2 48 c7 c7 18 08 08 9b c6 05 a8 5e 66 02 01 e8 75 55 15 01 <0f> 0b e9 84 29 54 01 48 89 d6 48 81 e7 ff f7 ce ff 48 31 c6 48 09

 3804 19:39:53.715491  : lkdtm: UNSET_SMEP.sh

 3805 19:39:53.722128  <4>[   37.011391] RSP: 0018:ffffa70701227e48 EFLAGS: 00010286

 3806 19:39:53.728822  <4>[   37.018937] RAX: 0000000000000000 RBX: 00000000000506f0 RCX: 0000000000000000

 3807 19:39:53.735603  <4>[   37.026324] RDX: ffffa2b66ac2c620 RSI: ffffa2b66ac1bf50 RDI: ffffa2b66ac1bf50

 3808 19:39:53.742226  <4>[   37.033711] RBP: ffffffff9b182b9d R08: 0000000000000000 R09: 0000000000000000

 3809 19:39:53.751653  <4>[   37.041100] R10: 00000000ffffe000 R11: 3fffffffffffffff R12: 000000000000000b

 3810 19:39:53.758588  <4>[   37.048488] R13: ffffa70701227f10 R14: ffffa70701227f10 R15: ffffa2b64530a000

 3811 19:39:53.768415  <4>[   37.055876] FS:  00007f7f044f5580(0000) GS:ffffa2b66ac00000(0000) knlGS:0000000000000000

 3812 19:39:53.771458  <4>[   37.064218] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033

 3813 19:39:53.781661  <4>[   37.070219] CR2: 00007f7f042c1000 CR3: 0000000105274000 CR4: 00000000001506f0

 3814 19:39:53.781748  <4>[   37.077606] Call Trace:

 3815 19:39:53.784975  <4>[   37.080323]  ? __warn+0x80/0x110

 3816 19:39:53.791422  <4>[   37.083813]  ? native_write_cr4+0x45/0x60

 3817 19:39:53.794845  <4>[   37.088086]  ? report_bug+0x9e/0xc0

 3818 19:39:53.798132  <4>[   37.091839]  ? handle_bug+0x41/0x90

 3819 19:39:53.801548  <4>[   37.095589]  ? exc_invalid_op+0x14/0x70

 3820 19:39:53.807858  <4>[   37.099703]  ? asm_exc_invalid_op+0x12/0x20

 3821 19:39:53.811012  <4>[   37.104148]  ? native_write_cr4+0x45/0x60

 3822 19:39:53.814716  <4>[   37.108416]  ? native_write_cr4+0x45/0x60

 3823 19:39:53.821202  <4>[   37.112686]  lkdtm_UNSET_SMEP.cold+0x1d/0x103

 3824 19:39:53.824552  <4>[   37.117302]  direct_entry.cold+0x2c/0x38

 3825 19:39:53.827959  <4>[   37.121485]  full_proxy_write+0x56/0x80

 3826 19:39:53.830602  <4>[   37.125583]  vfs_write+0xea/0x3b0

 3827 19:39:53.834133  <4>[   37.129161]  ksys_write+0x68/0xf0

 3828 19:39:53.837410  <4>[   37.132738]  do_syscall_64+0x33/0x40

 3829 19:39:53.844222  <4>[   37.136572]  entry_SYSCALL_64_after_hwframe+0x62/0xc7

 3830 19:39:53.847554  <4>[   37.141883] RIP: 0033:0x7f7f043cd473

 3831 19:39:53.867054  <4>[   37.145721] Code: 8b 15 21 2a 0e 00 f7 d8 64 89 02 48 c7 c0 ff ff ff ff eb b7 0f 1f 00 64 8b 04 25 18 00 00 00 85 c0 75 14 b8 01 00 00 00 0f 05 <48> 3d 00 f0 ff ff 77 55 c3 0f 1f 40 00 48 83 ec 28 48 89 54 24 18

 3832 19:39:53.873688  <4>[   37.164725] RSP: 002b:00007ffc0bd5a1b8 EFLAGS: 00000246 ORIG_RAX: 0000000000000001

 3833 19:39:53.883735  <4>[   37.172550] RAX: ffffffffffffffda RBX: 000000000000000b RCX: 00007f7f043cd473

 3834 19:39:53.890394  <4>[   37.179949] RDX: 000000000000000b RSI: 00007f7f042c1000 RDI: 0000000000000001

 3835 19:39:53.896958  <4>[   37.187341] RBP: 00007f7f042c1000 R08: 00007f7f042c0010 R09: 0000000000000000

 3836 19:39:53.903746  <4>[   37.194731] R10: fffffffffffffbc5 R11: 0000000000000246 R12: 0000000000000001

 3837 19:39:53.910015  <4>[   37.202126] R13: 0000000000000001 R14: 0000000000020000 R15: 0000000000020000

 3838 19:39:53.913812  <4>[   37.209526] irq event stamp: 0

 3839 19:39:53.920369  <4>[   37.212845] hardirqs last  enabled at (0): [<0000000000000000>] 0x0

 3840 19:39:53.930492  <4>[   37.219373] hardirqs last disabled at (0): [<ffffffff990fd6cc>] copy_process+0x65c/0x20e0

 3841 19:39:53.940533  <4>[   37.227806] softirqs last  enabled at (0): [<ffffffff990fd6cc>] copy_process+0x65c/0x20e0

 3842 19:39:53.946608  <4>[   37.236236] softirqs last disabled at (0): [<0000000000000000>] 0x0

 3843 19:39:53.949916  <4>[   37.242759] ---[ end trace a0626c0c85df4645 ]---

 3844 19:39:53.953312  <6>[   37.247637] lkdtm: ok: SMEP did not get cleared

 3845 19:39:53.960069  <6>[   37.252427] lkdtm: trying to clear SMEP with call gadget

 3846 19:39:53.966611  <6>[   37.258002] lkdtm: ok: SMEP removal was reverted

 3847 19:39:53.988475  # [   36.700626] lkdtm: Performing direct entry UNSET_SMEP

 3848 19:39:53.995081  # [   36.709903] lkdtm: trying to clear SMEP normally

 3849 19:39:53.998421  # [   36.736973] ------------[ cut here ]------------

 3850 19:39:54.001672  # [   36.764037] pinned CR4 bits changed: 0x100000!?

 3851 19:39:54.011095  # [   36.791017] WARNING: CPU: 0 PID: 1038 at arch/x86/kernel/cpu/common.c:397 native_write_cr4+0x45/0x60

 3852 19:39:54.051098  # [   36.822583] Modules linked in: fuse ip_tables cros_ec_lightbar cros_ec_sysfs cros_ec_debugfs cros_usbpd_logger cros_ec_chardev cros_usbpd_charger gsmi uvcvideo videobuf2_vmalloc videobuf2_memops videobuf2_v4l2 cros_ec_dev videobuf2_common designware_i2s cros_usbpd_notify chromeos_pstore snd_soc_max98357a snd_soc_adau7002 snd_soc_acp_da7219mx98357_mach snd_soc_da7219 acp_audio_dma snd_soc_core snd_compress snd_pcm_dmaengine coreboot_table regmap_i2c

 3853 19:39:54.061186  # [   36.884649] CPU: 0 PID: 1038 Comm: cat Tainted: G      D W         5.10.206-cip41 #1

 3854 19:39:54.067183  # [   36.914830] Hardware name: Google Grunt/Grunt, BIOS  09/05/2019

 3855 19:39:54.070415  # [   36.943192] RIP: 0010:native_write_cr4+0x45/0x60

 3856 19:39:54.083913  # [   36.970253] Code: 39 c2 75 2d 48 85 f6 75 05 e9 a7 29 54 01 80 3d b8 5e 66 02 00 75 f2 48 c7 c<6>[   37.375946] lkdtm: Performing direct entry DOUBLE_FAULT

 3857 19:39:54.093638  7 18 08 08 9b c6 05 a8 5e 66 02 01 e8 75 55 15 01 <0f> 0b e9 84 29 54 01 48 89 d6 48 81 e7 ff f7 ce ff 48 31 c6 48 09

 3858 19:39:54.099947  # [   37.011391] RSP: 0018:ffffa70701227e48 EFLAGS: 00010286

 3859 19:39:54.113410  # [   37.018937] RAX: 0000000000000000 RBX: 00000000000506f0 RCX: 000000000<3>[   37.382311] lkdtm: XFAIL: this test is ia32-only

 3860 19:39:54.113519  0000000

 3861 19:39:54.119679  # [   37.026324] RDX: ffffa2b66ac2c620 RSI: ffffa2b66ac1bf50 RDI: ffffa2b66ac1bf50

 3862 19:39:54.126418  # [   37.033711] RBP: ffffffff9b182b9d R08: 0000000000000000 R09: 0000000000000000

 3863 19:39:54.133045  # [   37.041100] R10: 00000000ffffe000 R11: 3fffffffffffffff R12: 000000000000000b

 3864 19:39:54.143383  # [   37.048488] R13: ffffa70701227f10 R14: ffffa70701227f10 R15: ffffa2b64530a000

 3865 19:39:54.149276  # [   37.055876] FS:  00007f7f044f5580(0000) GS:ffffa2b66ac00000(0000) knlGS:0000000000000000

 3866 19:39:54.156036  # [   37.064218] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033

 3867 19:39:54.162655  # [   37.070219] CR2: 00007f7f042c1000 CR3: 0000000105274000 CR4: 00000000001506f0

 3868 19:39:54.166130  # [   37.077606] Call Trace:

 3869 19:39:54.169484  # [   37.080323]  ? __warn+0x80/0x110

 3870 19:39:54.172925  # [   37.083813]  ? native_write_cr4+0x45/0x60

 3871 19:39:54.176149  # [   37.088086]  ? report_bug+0x9e/0xc0

 3872 19:39:54.179500  # [   37.091839]  ? handle_bug+0x41/0x90

 3873 19:39:54.185536  # [   37.095589]  ? exc_invalid_op+0x14/0x70

 3874 19:39:54.188838  # [   37.099703]  ? asm_exc_invalid_op+0x12/0x20

 3875 19:39:54.192671  # [   37.104148]  ? native_write_cr4+0x45/0x60

 3876 19:39:54.195891  # [   37.108416]  ? native_write_cr4+0x45/0x60

 3877 19:39:54.202221  # [   37.112686]  lkdtm_UNSET_SMEP.cold+0x1d/0x103

 3878 19:39:54.205409  # [   37.117302]  direct_entry.cold+0x2c/0x38

 3879 19:39:54.208510  # [   37.121485]  full_proxy_write+0x56/0x80

 3880 19:39:54.211835  # [   37.125583]  vfs_write+0xea/0x3b0

 3881 19:39:54.215255  # [   37.129161]  ksys_write+0x68/0xf0

 3882 19:39:54.221697  # [   37.132738]  do_syscall_64+0x33/0x40

 3883 19:39:54.228637  # [   37.136572]  entry_SYS<6>[   37.514410] lkdtm: Performing direct entry CORRUPT_PAC

 3884 19:39:54.232148  CALL_64_after_hwframe+0x62/0xc7

 3885 19:39:54.235513  # [   37.141883] RIP: 0033:0x7f7f043cd473

 3886 19:39:54.254838  # [   37.145721] Code: 8b 15 21 2a 0e 00 f7 d8 64 89 02 48 c7 c0 ff ff ff ff eb b7 0f 1f 00 64 8b 04 25 18 00 00 00 85 c0 75 14 b8 01 00 00 00 0f 05 <48> 3d 00 f0 ff ff 77 55 c3 0f<3>[   37.525689] lkdtm: XFAIL: this test is arm64-only

 3887 19:39:54.258012   1f 40 00 48 83 ec 28 48 89 54 24 18

 3888 19:39:54.265265  # [   37.164725] RSP: 002b:00007ffc0bd5a1b8 EFLAGS: 00000246 ORIG_RAX: 0000000000000001

 3889 19:39:54.275211  # [   37.172550] RAX: ffffffffffffffda RBX: 000000000000000b RCX: 00007f7f043cd473

 3890 19:39:54.281673  # [   37.179949] RDX: 000000000000000b RSI: 00007f7f042c1000 RDI: 0000000000000001

 3891 19:39:54.287820  # [   37.187341] RBP: 00007f7f042c1000 R08: 00007f7f042c0010 R09: 0000000000000000

 3892 19:39:54.294395  # [   37.194731] R10: fffffffffffffbc5 R11: 0000000000000246 R12: 0000000000000001

 3893 19:39:54.301022  # [   37.202126] R13: 0000000000000001 R14: 0000000000020000 R15: 0000000000020000

 3894 19:39:54.304400  # [   37.209526] irq event stamp: 0

 3895 19:39:54.310933  # [   37.212845] hardirqs last  enabled at (0): [<0000000000000000>] 0x0

 3896 19:39:54.320831  # [   37.219373] hardirqs last disabled at (0): [<ffffffff990fd6cc>] copy_process+0x65c/0x20e0

 3897 19:39:54.327421  # [   37.227806] softirqs last  enabled at (0): [<ffffffff990fd6cc>] copy_process+0x65c/0x20e0

 3898 19:39:54.334453  # [   37.236236] softirqs last disabled at (0): [<0000000000000000>] 0x0

 3899 19:39:54.341075  # [   37.242759] ---[ end trace a0626c0c85df4645 ]---

 3900 19:39:54.344380  # [   37.247637] lkdtm: ok: SMEP did not get cleared

 3901 19:39:54.350503  # [   37.252427] lkdtm: trying to clear SMEP with call gadget

 3902 19:39:54.353665  # [   37.258002] lkdtm: ok: SMEP removal was reverted

 3903 19:39:54.360448  # UNSET_SMEP: saw 'pinned CR4 bits changed:': ok

 3904 19:39:54.363773  ok 14 selftests: lkdtm: UNSET_SMEP.sh

 3905 19:39:54.367049  # selftests: lkdtm: DOUBLE_FAULT.sh

 3906 19:39:54.370421  # [   37.375946] lkdtm: Performing direct entry DOUBLE_FAULT

 3907 19:39:54.376908  # [   37.382311] lkdtm: XFAIL: this test is ia32-only

 3908 19:39:54.380085  # DOUBLE_FAULT: saw 'XFAIL': [SKIP]

 3909 19:39:54.383675  ok 15 selftests: lkdtm: DOUBLE_FAULT.sh # SKIP

 3910 19:39:54.387216  # selftests: lkdtm: CORRUPT_PAC.sh

 3911 19:39:54.393304  # [   37.514410] lkdt<6>[   37.676962] lkdtm: Performing direct entry UNALIGNED_LOAD_STORE_WRITE

 3912 19:39:54.399961  m: Performing direct entry CORRUPT_PAC

 3913 19:39:54.403400  # [   37.525689] lkdtm: XFAIL: this test is arm64-only

 3914 19:39:54.406807  # CORRUPT_PAC: saw 'XFAIL': [SKIP]

 3915 19:39:54.410150  ok 16 selftests: lkdtm: CORRUPT_PAC.sh # SKIP

 3916 19:39:54.416672  # selftests: lkdtm: UNALIGNED_LOAD_STORE_WRITE.sh

 3917 19:39:54.423183  <3>[   37.692655] lkdtm: XFAIL: arch has CONFIG_HAVE_EFFICIENT_UNALIGNED_ACCESS

 3918 19:39:54.444611  # [   37.676962] lkdtm: Performing direct entry UNALIGNED_LOAD_STORE_WRITE

 3919 19:39:54.454674  # [   37.692655] lkdtm: XFAIL: arch has CONFIG_HAVE_EFFICIENT_UNALIGNED_ACCESS

 3920 19:39:54.458004  # UNALIGNED_LOAD_STORE_WRITE: saw 'XFAIL': [SKIP]

 3921 19:39:54.464053  ok 17 selftests: lkdtm: UNALIGNED_LOAD_STORE_WRITE.sh # SKIP

 3922 19:39:54.467322  # selftests: lkdtm: OVERWRITE_ALLOCATION.sh

 3923 19:39:54.508148  # Skipping OVERWRITE_ALLOCATION: Corrupts memory on failure

 3924 19:39:54.515143  ok 18 selftests: lkdtm: OVERWRITE_ALLOCATION.sh # SKIP

 3925 19:39:54.518413  # selftests: lkdtm: WRITE_AFTER_FREE.sh

 3926 19:39:54.566035  # Skipping WRITE_AFTER_FREE: Corrupts memory on failure

 3927 19:39:54.569399  ok 19 selftests: lkdtm: WRITE_AFTER_FREE.sh # SKIP

 3928 19:39:54.572165  # selftests: lkdtm: READ_AFTER_FREE.sh

 3929 19:39:54.648119  <6>[   37.940486] lkdtm: Performing direct entry READ_AFTER_FREE

 3930 19:39:54.654721  <6>[   37.946260] lkdtm: Value in memory before free: 12345678

 3931 19:39:54.661304  <6>[   37.951870] lkdtm: Attempting bad read from freed memory

 3932 19:39:54.664538  <6>[   37.957440] lkdtm: Memory was not poisoned

 3933 19:39:54.689860  # [   37.940486] lkdtm: Performing direct entry READ_AFTER_FREE

 3934 19:39:54.696566  # [   37.946260] lkdtm: Value in memory before free: 12345678

 3935 19:39:54.703065  # [   37.951870] lkdtm: Attempting bad read from freed memory

 3936 19:39:54.706578  # [   37.957440] lkdtm: Memory was not poisoned

 3937 19:39:54.709875  # READ_AFTER_FREE: missing 'call trace:': [FAIL]

 3938 19:39:54.716711  not ok 20 selftests: lkdtm: READ_AFTER_FREE.sh # exit=1

 3939 19:39:54.719417  # selftests: lkdtm: WRITE_BUDDY_AFTER_FREE.sh

 3940 19:39:54.771302  # Skipping WRITE_BUDDY_AFTER_FREE: Corrupts memory on failure

 3941 19:39:54.777681  ok 21 selftests: lkdtm: WRITE_BUDDY_AFTER_FREE.sh # SKIP

 3942 19:39:54.780871  # selftests: lkdtm: READ_BUDDY_AFTER_FREE.sh

 3943 19:39:54.869077  <6>[   38.161522] lkdtm: Performing direct entry READ_BUDDY_AFTER_FREE

 3944 19:39:54.875989  <6>[   38.167849] lkdtm: Value in memory before free: 12345678

 3945 19:39:54.882576  <6>[   38.173451] lkdtm: Attempting to read from freed memory

 3946 19:39:54.885519  <6>[   38.178932] lkdtm: Buddy page was not poisoned

 3947 19:39:54.906287  # [   38.161522] lkdtm: Performing direct entry READ_BUDDY_AFTER_FREE

 3948 19:39:54.912900  # [   38.167849] lkdtm: Value in memory before free: 12345678

 3949 19:39:54.919337  # [   38.173451] lkdtm: Attempting to read from freed memory

 3950 19:39:54.922756  # [   38.178932] lkdtm: Buddy page was not poisoned

 3951 19:39:54.929452  # READ_BUDDY_AFTER_FREE: missing 'call trace:': [FAIL]

 3952 19:39:54.932652  not ok 22 selftests: lkdtm: READ_BUDDY_AFTER_FREE.sh # exit=1

 3953 19:39:54.936153  # selftests: lkdtm: SLAB_FREE_DOUBLE.sh

 3954 19:39:54.994267  <6>[   38.286605] lkdtm: Performing direct entry SLAB_FREE_DOUBLE

 3955 19:39:55.000931  <6>[   38.292449] lkdtm: Attempting double slab free ...

 3956 19:39:55.020943  # [   38.286605] lkdtm: Performing direct entry SLAB_FREE_DOUBLE

 3957 19:39:55.027799  # [   38.292449] lkdtm: Attempting double slab free ...

 3958 19:39:55.031413  # SLAB_FREE_DOUBLE: missing 'call trace:': [FAIL]

 3959 19:39:55.037946  not ok 23 selftests: lkdtm: SLAB_FREE_DOUBLE.sh # exit=1

 3960 19:39:55.040993  # selftests: lkdtm: SLAB_FREE_CROSS.sh

 3961 19:39:55.114173  <6>[   38.406835] lkdtm: Performing direct entry SLAB_FREE_CROSS

 3962 19:39:55.120809  <6>[   38.412596] lkdtm: Attempting cross-cache slab free ...

 3963 19:39:55.140406  # [   38.406835] lkdtm: Performing direct entry SLAB_FREE_CROSS

 3964 19:39:55.147096  # [   38.412596] lkdtm: Attempting cross-cache slab free ...

 3965 19:39:55.149918  # SLAB_FREE_CROSS: missing 'call trace:': [FAIL]

 3966 19:39:55.156586  not ok 24 selftests: lkdtm: SLAB_FREE_CROSS.sh # exit=1

 3967 19:39:55.159592  # selftests: lkdtm: SLAB_FREE_PAGE.sh

 3968 19:39:55.228548  <6>[   38.520980] lkdtm: Performing direct entry SLAB_FREE_PAGE

 3969 19:39:55.235071  <6>[   38.526649] lkdtm: Attempting non-Slab slab free ...

 3970 19:39:55.270737  # [   38.520980] lkdtm: Performing direct entry SLAB_FREE_PAGE

 3971 19:39:55.277374  # [   38.526649] lkdtm: Attempting non-Slab slab free ...

 3972 19:39:55.280646  # SLAB_FREE_PAGE: missing 'call trace:': [FAIL]

 3973 19:39:55.283805  not ok 25 selftests: lkdtm: SLAB_FREE_PAGE.sh # exit=1

 3974 19:39:55.287392  # selftests: lkdtm: SOFTLOCKUP.sh

 3975 19:39:55.334598  # Skipping SOFTLOCKUP: Hangs the system

 3976 19:39:55.337235  ok 26 selftests: lkdtm: SOFTLOCKUP.sh # SKIP

 3977 19:39:55.340509  # selftests: lkdtm: HARDLOCKUP.sh

 3978 19:39:55.389948  # Skipping HARDLOCKUP: Hangs the system

 3979 19:39:55.393058  ok 27 selftests: lkdtm: HARDLOCKUP.sh # SKIP

 3980 19:39:55.395980  # selftests: lkdtm: SPINLOCKUP.sh

 3981 19:39:55.439929  # Skipping SPINLOCKUP: Hangs the system

 3982 19:39:55.443315  ok 28 selftests: lkdtm: SPINLOCKUP.sh # SKIP

 3983 19:39:55.446486  # selftests: lkdtm: HUNG_TASK.sh

 3984 19:39:55.492054  # Skipping HUNG_TASK: Hangs the system

 3985 19:39:55.495422  ok 29 selftests: lkdtm: HUNG_TASK.sh # SKIP

 3986 19:39:55.498825  # selftests: lkdtm: EXEC_DATA.sh

 3987 19:39:55.564068  <6>[   38.856411] lkdtm: Performing direct entry EXEC_DATA

 3988 19:39:55.570106  <6>[   38.861654] lkdtm: attempting ok execution at ffffffff99b7c2d0

 3989 19:39:55.576934  <6>[   38.867776] lkdtm: attempting bad execution at ffffffff9cc33d40

 3990 19:39:55.583683  <2>[   38.873978] kernel tried to execute NX-protected page - exploit attempt? (uid: 0)

 3991 19:39:55.590423  <1>[   38.881707] BUG: unable to handle page fault for address: ffffffff9cc33d40

 3992 19:39:55.596947  <1>[   38.888831] #PF: supervisor instruction fetch in kernel mode

 3993 19:39:55.603628  <1>[   38.894740] #PF: error_code(0x0011) - permissions violation

 3994 19:39:55.610297  <6>[   38.900563] PGD 6bc29067 P4D 6bc29067 PUD 6bc2a063 PMD 800000006d4001e3 

 3995 19:39:55.613616  <4>[   38.907518] Oops: 0011 [#5] SMP NOPTI

 3996 19:39:55.623615  <4>[   38.911436] CPU: 1 PID: 1561 Comm: cat Tainted: G      D W         5.10.206-cip41 #1

 3997 19:39:55.626393  <4>[   38.919424] Hardware name: Google Grunt/Grunt, BIOS  09/05/2019

 3998 19:39:55.633504  <4>[   38.925599] RIP: 0010:data_area+0x0/0x40

 3999 19:39:55.649534  <4>[   38.929774] Code: ff ff 00 cf 90 44 b6 a2 ff ff 00 ce 90 44 b6 a2 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 e9 26 88 a8 00 66 0f 1f 44 00 00 0f 1f 44 00 00 55

 4000 19:39:55.655964  <4>[   38.948770] RSP: 0018:ffffa707019a7e48 EFLAGS: 00010246

 4001 19:39:55.663081  <4>[   38.954247] RAX: 0000000000000033 RBX: 0000000000000001 RCX: 0000000000000000

 4002 19:39:55.672763  <4>[   38.961629] RDX: 0000000000000000 RSI: ffffa2b66ad1bf50 RDI: ffffa2b66ad1bf50

 4003 19:39:55.679332  <4>[   38.969010] RBP: ffffffff9cc33d40 R08: 0000000000000000 R09: 0000000000000000

 4004 19:39:55.686068  <4>[   38.976391] R10: 00000000ffffe000 R11: 3fffffffffffffff R12: 000000000000000a

 4005 19:39:55.692242  <4>[   38.983773] R13: ffffa707019a7f10 R14: ffffa707019a7f10 R15: ffffa2b6456b0000

 4006 19:39:55.702175  <4>[   38.991155] FS:  00007fe107319580(0000) GS:ffffa2b66ad00000(0000) knlGS:0000000000000000

 4007 19:39:55.708971  <4>[   38.999491] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033

 4008 19:39:55.715566  <4>[   39.005485] CR2: ffffffff9cc33d40 CR3: 00000001034b6000 CR4: 00000000001506e0

 4009 19:39:55.718730  <4>[   39.012866] Call Trace:

 4010 19:39:55.721966  <4>[   39.015576]  ? __die_body.cold+0x1a/0x1f

 4011 19:39:55.726064  <4>[   39.019753]  ? no_context+0x177/0x380

 4012 19:39:55.728625  <4>[   39.023672]  ? exc_page_fault+0xd7/0x170

 4013 19:39:55.735472  <4>[   39.027850]  ? asm_exc_page_fault+0x1e/0x30

 4014 19:39:55.738554  <4>[   39.032290]  ? execute_location+0x48/0x56

 4015 19:39:55.742352  <4>[   39.036554]  ? direct_entry.cold+0x2c/0x38

 4016 19:39:55.748917  <4>[   39.040905]  ? full_proxy_write+0x56/0x80

 4017 19:39:55.752343  <4>[   39.045171]  ? vfs_write+0xea/0x3b0

 4018 19:39:55.755661  <4>[   39.048914]  ? ksys_write+0x68/0xf0

 4019 19:39:55.759056  <4>[   39.052659]  ? do_syscall_64+0x33/0x40

 4020 19:39:55.765737  <4>[   39.056662]  ? entry_SYSCALL_64_after_hwframe+0x62/0xc7

 4021 19:39:55.804884  <4>[   39.062143] Modules linked in: fuse ip_tables cros_ec_lightbar cros_ec_sysfs cros_ec_debugfs cros_usbpd_logger cros_ec_chardev cros_usbpd_charger gsmi uvcvideo videobuf2_vmalloc videobuf2_memops videobuf2_v4l2 cros_ec_dev videobuf2_common designware_i2s cros_usbpd_notify chromeos_pstore snd_soc_max98357a snd_soc_adau7002 snd_soc_acp_da7219mx98357_mach snd_soc_da7219 acp_audio_dma snd_soc_core snd_compress snd_pcm_dmaengine coreboot_table regmap_i2c

 4022 19:39:55.808073  <4>[   39.102067] CR2: ffffffff9cc33d40

 4023 19:39:55.811478  <4>[   39.105640] ---[ end trace a0626c0c85df4646 ]---

 4024 19:39:55.818079  <4>[   39.110517] RIP: 0010:lkdtm_BUG+0x5/0x10

 4025 19:39:55.834601  <4>[   39.114693] Code: 89 ff e8 5e d4 79 ff 48 c7 c0 ea ff ff ff eb de 48 c7 c0 ea ff ff ff e9 09 8c a8 00 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 f0 7d 0b 03

 4026 19:39:55.841437  <4>[   39.133689] RSP: 0018:ffffa70700c6fe60 EFLAGS: 00010286

 4027 19:39:55.848119  <4>[   39.139166] RAX: ffffffff99b7bf00 RBX: 0000000000000001 RCX: 0000000000000000

 4028 19:39:55.857701  <4>[   39.146550] RDX: 0000000000000000 RSI: ffffa2b66ad1bf50 RDI: ffffffff9acf84b0

 4029 19:39:55.864208  <4>[   39.153932] RBP: ffffffff9b1e8e88 R08: 0000000000000001 R09: 0000000000000001

 4030 19:39:55.871011  <4>[   39.161315] R10: 00000000ffffe000 R11: 3fffffffffffffff R12: 0000000000000004

 4031 19:39:55.877788  <4>[   39.168697] R13: ffffa70700c6ff10 R14: ffffa70700c6ff10 R15: ffffa2b6466f5000

 4032 19:39:55.887293  <4>[   39.176081] FS:  00007fe107319580(0000) GS:ffffa2b66ad00000(0000) knlGS:0000000000000000

 4033 19:39:55.893921  <4>[   39.184415] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033

 4034 19:39:55.900806  <4>[   39.190412] CR2: ffffffff9cc33d40 CR3: 00000001034b6000 CR4: 00000000001506e0

 4035 19:39:55.910688  <3>[   39.197802] BUG: sleeping function called from invalid context at include/linux/percpu-rwsem.h:49

 4036 19:39:55.917215  <3>[   39.206918] in_atomic(): 0, irqs_disabled(): 1, non_block: 0, pid: 1561, name: cat

 4037 19:39:55.920606  <4>[   39.214733] INFO: lockdep is turned off.

 4038 19:39:55.923463  <4>[   39.218909] irq event stamp: 0

 4039 19:39:55.930059  <4>[   39.222222] hardirqs last  enabled at (0): [<0000000000000000>] 0x0

 4040 19:39:55.940612  <4>[   39.228740] hardirqs last disabled at (0): [<ffffffff990fd6cc>] copy_process+0x65c/0x20e0

 4041 19:39:55.946777  <4>[   39.237164] softirqs last  enabled at (0): [<ffffffff990fd6cc>] copy_process+0x65c/0x20e0

 4042 19:39:55.953206  <4>[   39.245587] softirqs last disabled at (0): [<0000000000000000>] 0x0

 4043 19:39:55.963469  <4>[   39.252104] CPU: 1 PID: 1561 Comm: cat Tainted: G      D W         5.10.206-cip41 #1

 4044 19:39:55.970175  <4>[   39.260091] Hardware name: Google Grunt/Grunt, BIOS  09/05/2019

 4045 19:39:55.970260  <4>[   39.266259] Call Trace:

 4046 19:39:55.976953  <4>[   39.268966]  dump_stack+0x77/0x9b

 4047 19:39:55.979608  <4>[   39.272539]  ___might_sleep.cold+0xa6/0xb6

 4048 19:39:55.982963  <4>[   39.276891]  exit_signals+0x1c/0x300

 4049 19:39:55.986375  <4>[   39.280723]  do_exit+0xc2/0xab0

 4050 19:39:55.989771  <4>[   39.284120]  ? ksys_write+0x68/0xf0

 4051 19:39:55.993107  <4>[   39.287864]  make_task_dead+0x2f/0x30

 4052 19:39:55.999807  <4>[   39.291782]  rewind_stack_and_make_dead+0x17/0x20

 4053 19:39:56.003167  <4>[   39.296738] RIP: 0033:0x7fe107225473

 4054 19:39:56.023129  <4>[   39.300568] Code: 8b 15 21 2a 0e 00 f7 d8 64 89 02 48 c7 c0 ff ff ff ff eb b7 0f 1f 00 64 8b 04 25 18 00 00 00 85 c0 75 14 b8 01 00 00 00 0f 05 <48> 3d 00 f0 ff ff 77 55 c3 0f 1f 40 00 48 83 ec 28 48 89 54 24 18

 4055 19:39:56.029341  <4>[   39.319565] RSP: 002b:00007fffd8656bc8 EFLAGS: 00000246 ORIG_RAX: 0000000000000001

 4056 19:39:56.036047  <4>[   39.327381] RAX: ffffffffffffffda RBX: 000000000000000a RCX: 00007fe107225473

 4057 19:39:56.045751  <4>[   39.334768] RDX: 000000000000000a RSI: 00007fe107119000 RDI: 0000000000000001

 4058 19:39:56.052477  <4>[   39.342151] RBP: 00007fe107119000 R08: 00007fe107118010 R09: 0000000000000000

 4059 19:39:56.059008  <4>[   39.349535] R10: fffffffffffffbc5 R11: 0000000000000246 R12: 0000000000000001

 4060 19:39:56.065657  <4>[   39.356917] R13: 0000000000000001 R14: 0000000000020000 R15: 0000000000020000

 4061 19:39:56.068812  # Killed

 4062 19:39:56.114568  # [   38.856411] lkdtm: Performing direct entry EXEC_DATA

 4063 19:39:56.120806  # [   38.861654] lkdtm: attempting ok execution at ffffffff99b7c2d0

 4064 19:39:56.128013  # [   38.867776] lkdtm: attempting bad execution at ffffffff9cc33d40

 4065 19:39:56.133986  # [   38.873978] kernel tried to execute NX-protected page - exploit attempt? (uid: 0)

 4066 19:39:56.140763  # [   38.881707] BUG: unable to handle page fault for address: ffffffff9cc33d40

 4067 19:39:56.147355  # [   38.888831] #PF: supervisor instruction fetch in kernel mode

 4068 19:39:56.154323  # [   38.894740] #PF: error_code(0x0011) - permissions violation

 4069 19:39:56.160502  # [   38.900563] PGD 6bc29067 P4D 6bc29067 PUD 6bc2a063 PMD 800000006d4001e3 

 4070 19:39:56.163653  # [   38.907518] Oops: 0011 [#5] SMP NOPTI

 4071 19:39:56.170485  # [   38.911436] CPU: 1 PID: 1561 Comm: cat Tainted: G      D W         5.10.206-cip41 #1

 4072 19:39:56.176853  # [   38.919424] Hardware name: Google Grunt/Grunt, BIOS  09/05/2019

 4073 19:39:56.180474  # [   38.925599] RIP: 0010:data_area+0x0/0x40

 4074 19:39:56.199908  # [   38.929774] Code: ff ff 00 cf 90 44 b6 a2 ff ff 00 ce 90 44 b6 a2 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 e9 26 88 a8 00 66 0f 1f 44 00 00 0f 1f 44 00 00 55

 4075 19:39:56.206743  # [   38.948770] RSP: 0018:ffffa707019a7e48 EFLAGS: 00010246

 4076 19:39:56.213481  # [   38.954247] RAX: 0000000000000033 RBX: 0000000000000001 RCX: 0000000000000000

 4077 19:39:56.220185  # [   38.961629] RDX: 0000000000000000 RSI: ffffa2b66ad1bf50 RDI: ffffa2b66ad1bf50

 4078 19:39:56.230183  # [   38.969010] RBP: ffffffff9cc33d40 R08: 0000000<6>[   39.503355] lkdtm: Performing direct entry EXEC_STACK

 4079 19:39:56.232931  000000000 R09: 0000000000000000

 4080 19:39:56.239625  # [   38.976391] R10: 00000000ffffe000 R11: 3fffffffffffffff R12: 000000000000000a

 4081 19:39:56.246289  # [   38.983773] R13: ffffa707019a7f10 R14: ffffa707019a7f10 R15: ffffa2b6456b0000

 4082 19:39:56.259325  # [   38.991155] FS:  00007fe107319580(0000) GS:ffffa2b<6>[   39.527783] lkdtm: attempting ok execution at ffffffff99b7c2d0

 4083 19:39:56.263017  66ad00000(0000) knlGS:0000000000000000

 4084 19:39:56.266202  # [   38.999491] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033

 4085 19:39:56.276152  # [   39.005485] CR2: ffffffff9cc33d40 CR3: 00000001034b6000 CR4: 00000000001506e0

 4086 19:39:56.276239  # [   39.012866] Call Trace:

 4087 19:39:56.285910  # [   39.015576]  ? __die_body.col<6>[   39.556067] lkdtm: attempting bad execution at ffffa70701a47e18

 4088 19:39:56.289287  d+0x1a/0x1f

 4089 19:39:56.292458  # [   39.019753]  ? no_context+0x177/0x380

 4090 19:39:56.296254  # [   39.023672]  ? exc_page_fault+0xd7/0x170

 4091 19:39:56.299268  # [   39.027850]  ? asm_exc_page_fault+0x1e/0x30

 4092 19:39:56.305661  # [   39.032290]  ? execute_location+0x48/0x56

 4093 19:39:56.309240  # [   39.036554]  ? direct_entry.cold+0x2c/0x38

 4094 19:39:56.315492  # [  <2>[   39.584419] kernel tried to execute NX-protected page - exploit attempt? (uid: 0)

 4095 19:39:56.318872   39.040905]  ? full_proxy_write+0x56/0x80

 4096 19:39:56.325465  # [   39.045171]  ? vfs_write+0xea/0x3b0

 4097 19:39:56.328769  # [   39.048914]  ? ksys_write+0x68/0xf0

 4098 19:39:56.332081  # [   39.052659]  ? do_syscall_64+0x33/0x40

 4099 19:39:56.335566  # [   39.056662]  ? entry_SYSCALL_64_after_hwframe+0x62/0xc7

 4100 19:39:56.345487  # [   39.062143] Modul<1>[   39.614307] BUG: unable to handle page fault for address: ffffa70701a47e18

 4101 19:39:56.375173  es< linked in: fuse ip_tables cros_ec_lightbar cros_ec_sysfs cros_ec_debugfs cros_usbpd_logger cros_ec_chardev cros_usbpd_charger gsmi uvcvideo videobuf2_vmalloc videobuf2_memops videobuf2_v4l2 cros_ec_dev videobuf2_common designware_i2s cros_usbpd_notify c1>[   39.643611] #PF: supervisor instruction fetch in kernel mode

 4102 19:39:56.388314  hr<omeos_pstore snd_soc_max98357a snd_soc_adau7002 snd_soc_acp_da7219mx98357_mach snd_soc_da7219 acp_audio_dma snd_soc_core snd_compress snd_pcm_dmaengine coreboot_table regmap_i2c

 4103 19:39:56.395017  # [   39.102067] CR2: ffffffff9cc33d40

 4104 19:39:56.401724  # [   39.105640] ---[ end trace a061>[   39.671708] #PF: error_code(0x0011) - permissions violation

 4105 19:39:56.405045  26c0c85df4646 ]---

 4106 19:39:56.408400  # [   39.110517] RIP: 0010:lkdtm_BUG+0x5/0x10

 4107 19:39:56.430974  # [   39.114693] Code: 89 ff e8 5e d4 79 ff 48 c7 c0 ea ff ff ff eb de 48 c7 c0 ea ff ff ff e9 09 8c a8 00 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<6>[   39.699720] PGD 100000067 P4D 100000067 PUD 100242067 PMD 102650067 PTE 8000000106697163

 4108 19:39:56.434351   44 00 00 83 05 f0 7d 0b 03

 4109 19:39:56.440800  # [   39.133689] RSP: 0018:ffffa70700c6fe60 EFLAGS: 00010286

 4110 19:39:56.448064  # [   39.139166] RAX: ffffffff99b7bf00 RBX: 0000000000000001 RCX: 0000000000000000

 4111 19:39:56.457388  # [   39.146550] RDX: 0000000000000000 RSI: ffffa2b66ad1bf50 RDI: ffffffff9acf84b<4>[   39.730245] Oops: 0011 [#6] SMP NOPTI

 4112 19:39:56.457487  0

 4113 19:39:56.467549  # [   39.153932] RBP: ffffffff9b1e8e88 R08: 0000000000000001 R09: 0000000000000001

 4114 19:39:56.474286  # [   39.161315] R10: 00000000ffffe000 R11: 3fffffffffffffff R12: 0000000000000004

 4115 19:39:56.480613  # [   39.168697] R13: ffffa70700c6ff10 R14: ffffa70700c6ff10 R15: ffffa2b6466f5000

 4116 19:39:56.490606  #<4>[   39.756350] CPU: 1 PID: 1598 Comm: cat Tainted: G      D W         5.10.206-cip41 #1

 4117 19:39:56.497067   [<   39.176081] FS:  00007fe107319580(0000) GS:ffffa2b66ad00000(0000) knlGS:0000000000000000

 4118 19:39:56.503663  # [   39.184415] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033

 4119 19:39:56.510397  # [   39.190412] CR2: ffffffff9cc33d40 CR3: 00000001034b6000 CR4: 00000000001506e0

 4120 19:39:56.517156  # [   39.14>[   39.786523] Hardware name: Google Grunt/Grunt, BIOS  09/05/2019

 4121 19:39:56.526934  97802] BUG: sleeping function called from invalid context at include/linux/percpu-rwsem.h:49

 4122 19:39:56.533190  # [   39.206918] in_atomic(): 0, irqs_disabled(): 1, non_block: 0, pid: 1561, name: cat

 4123 19:39:56.536550  # [   39.214733] INFO: lockdep is turned off.

 4124 19:39:56.543143  # [   39.218909] irq event<4>[   39.814885] RIP: 0010:0xffffa70701a47e18

 4125 19:39:56.543226   stamp: 0

 4126 19:39:56.550176  # [   39.222222] hardirqs last  enabled at (0): [<0000000000000000>] 0x0

 4127 19:39:56.559459  # [   39.228740] hardirqs last disabled at (0): [<ffffffff990fd6cc>] copy_process+0x65c/0x20e0

 4128 19:39:56.585893  # [   39.237164] softirqs last  enabled at (0): [<ffffffff990fd6cc>] copy_p<4>[   39.841248] Code: 00 00 18 7e a4 01 07 a7 ff ff 33 f6 25 9a ff ff ff ff 20 00 00 00 00 00 00 00 c6 2c 18 9b ff ff ff ff 5f f7 25 9a ff ff ff ff <0f> 1f 44 00 00 e9 26 88 a8 00 66 0f 1f 44 00 00 0f 1f 44 00 00 55

 4129 19:39:56.585994  rocess+0x65c/0x20e0

 4130 19:39:56.593058  # [   39.245587] softirqs last disabled at (0): [<0000000000000000>] 0x0

 4131 19:39:56.602699  # [   39.252104] CPU: 1 PID: 1561 Comm: cat Tainted: G      D W         5.10.206-cip41 #1

 4132 19:39:56.605775  # [   39.260091] Hardware name: Google Grunt/Grunt, BIOS  09/05/2019

 4133 19:39:56.612752  <4>[   39.882427] RSP: 0018:ffffa70701a47df8 EFLAGS: 00010246

 4134 19:39:56.616176  # <[   39.266259] Call Trace:

 4135 19:39:56.618885  # [   39.268966]  dump_stack+0x77/0x9b

 4136 19:39:56.622672  # [   39.272539]  ___might_sleep.cold+0xa6/0xb6

 4137 19:39:56.625467  # [   39.276891]  exit_signals+0x1c/0x300

 4138 19:39:56.628883  # [   39.280723]  do_exit+0xc2/0xab0

 4139 19:39:56.632642  # [   39.284120]  ? ksys_write+0x68/0xf0

 4140 19:39:56.642260  # [   39.287864>[   39.910092] RAX: 0000000000000033 RBX: 0000000000000001 RCX: 0000000000000000

 4141 19:39:56.645630  4]<  make_task_dead+0x2f/0x30

 4142 19:39:56.649007  # [   39.291782]  rewind_stack_and_make_dead+0x17/0x20

 4143 19:39:56.652322  # [   39.296738] RIP: 0033:0x7fe107225473

 4144 19:39:56.671639  # [   39.300568] Code: 8b 15 21 2a 0e 00 f7 d8 64 89 02 48 c7 c0 ff ff ff ff eb b7 0f 1f 00 64 8b 04 25 18 00 00 00 85 c0 75 144>[   39.939664] RDX: 0000000000000000 RSI: ffffa2b66ad1bf50 RDI: ffffa2b66ad1bf50

 4145 19:39:56.678561   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

 4146 19:39:56.688131  # [   39.319565] RSP: 002b:00007fffd8656bc8 EFLAGS: 00000246 ORIG_RAX: 0000000000000001

 4147 19:39:56.701562  # [   39.327381] RAX: ffffffffffffffda RBX: 000000000000000a RCX: 00007fe1074>[   39.969232] RBP: ffffa70701a47e18 R08: 0000000000000000 R09: 0000000000000000

 4148 19:39:56.708099  <4>[   39.998803] R10: 00000000ffffe000 R11: 3fffffffffffffff R12: 000000000000000b

 4149 19:39:56.708230  225473

 4150 19:39:56.717671  # [   39.334768] RDX: 000000000000000a RSI: 00007fe107119000 RDI: 0000000000000001

 4151 19:39:56.724535  # [   39.342151] RBP: 00007fe107119000 R08: 00007fe107118010 R09: 0000000000000000

 4152 19:39:56.737893  # [   39.349535] R10: fffffffffffffbc5 R11: 0000000000000246 R12: 00000000000000<4>[   40.006186] R13: ffffa70701a47f10 R14: ffffa70701a47f10 R15: ffffa2b642c8a000

 4153 19:39:56.737982  01

 4154 19:39:56.744533  # [   39.356917] R13: 0000000000000001 R14: 0000000000020000 R15: 0000000000020000

 4155 19:39:56.747831  # EXEC_DATA: saw 'call trace:': ok

 4156 19:39:56.751255  ok 30 selftests: lkdtm: EXEC_DATA.sh

 4157 19:39:56.754610  # selftests: lkdtm: EXEC_STACK.sh

 4158 19:39:56.763923  <4>[   40.035754] FS:  00007f0467499580(0000) GS:ffffa2b66ad00000(0000) knlGS:0000000000000000

 4159 19:39:56.770647  <4>[   40.061161] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033

 4160 19:39:56.777426  <4>[   40.067157] CR2: ffffa70701a47e18 CR3: 0000000103ede000 CR4: 00000000001506e0

 4161 19:39:56.780807  <4>[   40.074540] Call Trace:

 4162 19:39:56.784085  <4>[   40.077252]  ? __die_body.cold+0x1a/0x1f

 4163 19:39:56.787436  <4>[   40.081438]  ? no_context+0x177/0x380

 4164 19:39:56.790720  <4>[   40.085360]  ? exc_page_fault+0xd7/0x170

 4165 19:39:56.797422  <4>[   40.089538]  ? asm_exc_page_fault+0x1e/0x30

 4166 19:39:56.800666  <4>[   40.093982]  ? execute_location+0x48/0x56

 4167 19:39:56.803630  <4>[   40.098246]  ? lkdtm_EXEC_STACK+0x26/0x44

 4168 19:39:56.810374  <4>[   40.102511]  ? direct_entry.cold+0x2c/0x38

 4169 19:39:56.813389  <4>[   40.106865]  ? full_proxy_write+0x56/0x80

 4170 19:39:56.817058  <4>[   40.111130]  ? vfs_write+0xea/0x3b0

 4171 19:39:56.820219  <4>[   40.114875]  ? ksys_write+0x68/0xf0

 4172 19:39:56.823375  <4>[   40.118622]  ? do_syscall_64+0x33/0x40

 4173 19:39:56.830128  <4>[   40.122627]  ? entry_SYSCALL_64_after_hwframe+0x62/0xc7

 4174 19:39:56.870058  <4>[   40.128110] Modules linked in: fuse ip_tables cros_ec_lightbar cros_ec_sysfs cros_ec_debugfs cros_usbpd_logger cros_ec_chardev cros_usbpd_charger gsmi uvcvideo videobuf2_vmalloc videobuf2_memops videobuf2_v4l2 cros_ec_dev videobuf2_common designware_i2s cros_usbpd_notify chromeos_pstore snd_soc_max98357a snd_soc_adau7002 snd_soc_acp_da7219mx98357_mach snd_soc_da7219 acp_audio_dma snd_soc_core snd_compress snd_pcm_dmaengine coreboot_table regmap_i2c

 4175 19:39:56.873351  <4>[   40.168032] CR2: ffffa70701a47e18

 4176 19:39:56.880101  <4>[   40.171605] ---[ end trace a0626c0c85df4647 ]---

 4177 19:39:56.883460  <4>[   40.176478] RIP: 0010:lkdtm_BUG+0x5/0x10

 4178 19:39:56.902798  <4>[   40.180655] Code: 89 ff e8 5e d4 79 ff 48 c7 c0 ea ff ff ff eb de 48 c7 c0 ea ff ff ff e9 09 8c a8 00 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 f0 7d 0b 03

 4179 19:39:56.906112  <4>[   40.199660] RSP: 0018:ffffa70700c6fe60 EFLAGS: 00010286

 4180 19:39:56.916177  <4>[   40.205139] RAX: ffffffff99b7bf00 RBX: 0000000000000001 RCX: 0000000000000000

 4181 19:39:56.922991  <4>[   40.212523] RDX: 0000000000000000 RSI: ffffa2b66ad1bf50 RDI: ffffffff9acf84b0

 4182 19:39:56.928940  <4>[   40.219908] RBP: ffffffff9b1e8e88 R08: 0000000000000001 R09: 0000000000000001

 4183 19:39:56.936229  <4>[   40.227289] R10: 00000000ffffe000 R11: 3fffffffffffffff R12: 0000000000000004

 4184 19:39:56.945795  <4>[   40.234673] R13: ffffa70700c6ff10 R14: ffffa70700c6ff10 R15: ffffa2b6466f5000

 4185 19:39:56.952192  <4>[   40.242059] FS:  00007f0467499580(0000) GS:ffffa2b66ad00000(0000) knlGS:0000000000000000

 4186 19:39:56.959235  <4>[   40.250397] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033

 4187 19:39:56.965638  <4>[   40.256393] CR2: ffffa70701a47e18 CR3: 0000000103ede000 CR4: 00000000001506e0

 4188 19:39:56.975284  <3>[   40.263778] BUG: sleeping function called from invalid context at include/linux/percpu-rwsem.h:49

 4189 19:39:56.982064  <3>[   40.272896] in_atomic(): 0, irqs_disabled(): 1, non_block: 0, pid: 1598, name: cat

 4190 19:39:56.988877  <4>[   40.280715] INFO: lockdep is turned off.

 4191 19:39:56.992247  <4>[   40.284893] irq event stamp: 0

 4192 19:39:56.998931  <4>[   40.288207] hardirqs last  enabled at (0): [<0000000000000000>] 0x0

 4193 19:39:57.005035  <4>[   40.294727] hardirqs last disabled at (0): [<ffffffff990fd6cc>] copy_process+0x65c/0x20e0

 4194 19:39:57.015504  <4>[   40.303150] softirqs last  enabled at (0): [<ffffffff990fd6cc>] copy_process+0x65c/0x20e0

 4195 19:39:57.021596  <4>[   40.311575] softirqs last disabled at (0): [<0000000000000000>] 0x0

 4196 19:39:57.028279  <4>[   40.318096] CPU: 1 PID: 1598 Comm: cat Tainted: G      D W         5.10.206-cip41 #1

 4197 19:39:57.035148  <4>[   40.326087] Hardware name: Google Grunt/Grunt, BIOS  09/05/2019

 4198 19:39:57.038558  <4>[   40.332256] Call Trace:

 4199 19:39:57.042024  <4>[   40.334964]  dump_stack+0x77/0x9b

 4200 19:39:57.044790  <4>[   40.338547]  ___might_sleep.cold+0xa6/0xb6

 4201 19:39:57.048063  <4>[   40.342903]  exit_signals+0x1c/0x300

 4202 19:39:57.051812  <4>[   40.346735]  do_exit+0xc2/0xab0

 4203 19:39:57.055159  <4>[   40.350138]  ? ksys_write+0x68/0xf0

 4204 19:39:57.061577  <4>[   40.353883]  make_task_dead+0x2f/0x30

 4205 19:39:57.064672  <4>[   40.357804]  rewind_stack_and_make_dead+0x17/0x20

 4206 19:39:57.068567  <4>[   40.362765] RIP: 0033:0x7f0467375473

 4207 19:39:57.087887  <4>[   40.366597] Code: 8b 15 21 2a 0e 00 f7 d8 64 89 02 48 c7 c0 ff ff ff ff eb b7 0f 1f 00 64 8b 04 25 18 00 00 00 85 c0 75 14 b8 01 00 00 00 0f 05 <48> 3d 00 f0 ff ff 77 55 c3 0f 1f 40 00 48 83 ec 28 48 89 54 24 18

 4208 19:39:57.094493  <4>[   40.385593] RSP: 002b:00007fff13a878b8 EFLAGS: 00000246 ORIG_RAX: 0000000000000001

 4209 19:39:57.104591  <4>[   40.393414] RAX: ffffffffffffffda RBX: 000000000000000b RCX: 00007f0467375473

 4210 19:39:57.111319  <4>[   40.400799] RDX: 000000000000000b RSI: 00007f0467269000 RDI: 0000000000000001

 4211 19:39:57.117950  <4>[   40.408182] RBP: 00007f0467269000 R08: 00007f0467268010 R09: 0000000000000000

 4212 19:39:57.124429  <4>[   40.415568] R10: fffffffffffffbc5 R11: 0000000000000246 R12: 0000000000000001

 4213 19:39:57.134212  <4>[   40.422950] R13: 0000000000000001 R14: 0000000000020000 R15: 0000000000020000

 4214 19:39:57.134324  # Killed

 4215 19:39:57.260463  # [   39.503355] lkdtm: Performing direct entry EXEC_STACK

 4216 19:39:57.267015  # [   39.527783] lkdtm: attempting ok execution at ffffffff99b7c2d0

 4217 19:39:57.273769  # [   39.556067] lkdtm: attempting bad execution at ffffa70701a47e18

 4218 19:39:57.280193  # [   39.584419] kernel tried to execute NX-protected page - exploit attempt? (uid: 0)

 4219 19:39:57.287084  # [   39.614307] BUG: unable to handle page fault for address: ffffa70701a47e18

 4220 19:39:57.293822  # [   39.643611] #PF: supervisor instruction fetch in kernel mode

 4221 19:39:57.300004  # [   39.671708] #PF: error_code(0x0011) - permissions violation

 4222 19:39:57.306551  # [   39.699720] PGD 100000067 P4D 100000067 PUD 100242067 PMD 102650067 PTE 8000000106697163

 4223 19:39:57.310057  # [   39.730245] Oops: 0011 [#6] SMP NOPTI

 4224 19:39:57.319725  # [   39.756350] CPU: 1 PID: 1598 Comm: cat Tainted: G      D W         5.10.206-cip41 #1

 4225 19:39:57.326378  # [   39.786523] Hardware name: Google Grunt/Grunt, BIOS  09/05/2019

 4226 19:39:57.329801  # [   39.814885] RIP: 0010:0xffffa70701a47e18

 4227 19:39:57.349675  # [   39.841248] Code: 00 00 18 7e a4 01 07 a7 ff ff 33 f6 25 9a ff ff ff ff 20 00 00 00 00 00 00 00 c6 2c 18 9b ff ff ff ff 5f f7 25 9a ff ff ff ff <0f> 1f 44 00 00 e9 26 88 a8 00 66 0f 1f 44 00 00 0f 1f 44 00 00 55

 4228 19:39:57.352793  # [   39.882427] RSP: 0018:ffffa70701a47df8 EFLAGS: 00010246

 4229 19:39:57.359352  # [   39.910092] RAX: 0000000000000033 RBX: 0000000000000001 RCX: 0000000000000000

 4230 19:39:57.369265  # [   39.939664] RDX: 0000000000000000 RSI: ffffa2b66ad1bf50 RDI: ffffa2b66ad1bf50

 4231 19:39:57.375983  # [   39.969232] RBP: ffffa70701a47e18 R08<6>[   40.646870] lkdtm: Performing direct entry EXEC_KMALLOC

 4232 19:39:57.379152  : 0000000000000000 R09: 0000000000000000

 4233 19:39:57.389391  # [   39.998803] R10: 00000000ffffe000 R11: 3fffffffffffffff R12: 000000000000000b

 4234 19:39:57.395502  # [   40.006186] R13: ffffa70701a47f10 R14: ffffa70701a47f10 R15: ffffa2b642c8a000

 4235 19:39:57.405560  # [   40.035754] FS:  00007f0467499580(0000) G<6>[   40.674494] lkdtm: attempting ok execution at ffffffff99b7c2d0

 4236 19:39:57.408852  S:ffffa2b66ad00000(0000) knlGS:0000000000000000

 4237 19:39:57.415522  # [   40.061161] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033

 4238 19:39:57.422035  # [   40.067157] CR2: ffffa70701a47e18 CR3: 0000000103ede000 CR4: 00000000001506e0

 4239 19:39:57.425038  # [   40.074540] Call Trace:

 4240 19:39:57.431812  # [   40.077252]  ? __die<6>[   40.702796] lkdtm: attempting bad execution at ffffa2b6431bec80

 4241 19:39:57.435114  _body.cold+0x1a/0x1f

 4242 19:39:57.438495  # [   40.081438]  ? no_context+0x177/0x380

 4243 19:39:57.441867  # [   40.085360]  ? exc_page_fault+0xd7/0x170

 4244 19:39:57.448814  # [   40.089538]  ? asm_exc_page_fault+0x1e/0x30

 4245 19:39:57.451654  # [   40.093982]  ? execute_location+0x48/0x56

 4246 19:39:57.464630  # [   40.098246]  ? lkdtm_EXEC_STACK+0x26/0x4<2>[   40.731131] kernel tried to execute NX-protected page - exploit attempt? (uid: 0)

 4247 19:39:57.464710  4

 4248 19:39:57.468356  # [   40.102511]  ? direct_entry.cold+0x2c/0x38

 4249 19:39:57.471241  # [   40.106865]  ? full_proxy_write+0x56/0x80

 4250 19:39:57.475116  # [   40.111130]  ? vfs_write+0xea/0x3b0

 4251 19:39:57.478359  # [   40.114875]  ? ksys_write+0x68/0xf0

 4252 19:39:57.484505  # [   40.118622]  ? do_syscall_64+0x33/0x40

 4253 19:39:57.491118  # [   40.122627]  ? entry_S<1>[   40.761018] BUG: unable to handle page fault for address: ffffa2b6431bec80

 4254 19:39:57.495125  YS<CALL_64_after_hwframe+0x62/0xc7

 4255 19:39:57.520889  # [   40.128110] Modules linked in: fuse ip_tables cros_ec_lightbar cros_ec_sysfs cros_ec_debugfs cros_usbpd_logger cros_ec_chardev cros_usbpd_charger gsmi uvcvideo videobuf2_vmalloc videobuf2_memops videobuf2_v4l2 cros_e1>[   40.790327] #PF: supervisor instruction fetch in kernel mode

 4256 19:39:57.527556  <1>[   40.818425] #PF: error_code(0x0011) - permissions violation

 4257 19:39:57.547514  c_dev videobuf2_common designware_i2s cros_usbpd_notify chromeos_pstore snd_soc_max98357a snd_soc_adau7002 snd_soc_acp_da7219mx98357_mach snd_soc_da7219 acp_audio_dma snd_soc_core snd_compress snd_pcm_dmaengine coreboot_table regmap_i2c

 4258 19:39:57.557648  # [   40.168032] C<6>[   40.824249] PGD 6d601067 P4D 6d601067 PUD 6d605067 PMD 105c32063 PTE 80000001031be163

 4259 19:39:57.557734  R2: ffffa70701a47e18

 4260 19:39:57.563903  # [   40.171605] ---[ end trace a0626c0c85df4647 ]---

 4261 19:39:57.567191  # [   40.176478] RIP: 0010:lkdtm_BUG+0x5/0x10

 4262 19:39:57.583868  # [   40.180655] Code: 89 ff e8 5e d4 79 ff 48 c7 c0 ea ff ff ff eb de 48 c7 c0 ea ff ff ff e9 09 8c a8 00 48 c7 c0 f4 ff ff ff eb c<4>[   40.854509] Oops: 0011 [#7] SMP NOPTI

 4263 19:39:57.590342  9 0f 1f 44 00 00 <0f> 0b 66 0f 1f 84 00 00 00 00 00 0f 1f 44 00 00 83 05 f0 7d 0b 03

 4264 19:39:57.596949  # [   40.199660] RSP: 0018:ffffa70700c6fe60 EFLAGS: 00010286

 4265 19:39:57.603619  # [   40.205139] RAX: ffffffff99b7bf00 RBX: 0000000000000001 RCX: 0000000000000000

 4266 19:39:57.613584  # [   40.212523] RDX: 00<4>[   40.880613] CPU: 1 PID: 1636 Comm: cat Tainted: G      D W         5.10.206-cip41 #1

 4267 19:39:57.619917  <4>[   40.910786] Hardware name: Google Grunt/Grunt, BIOS  09/05/2019

 4268 19:39:57.623598  00000000000000 RSI: ffffa2b66ad1bf50 RDI: ffffffff9acf84b0

 4269 19:39:57.633216  # [   40.219908] RBP: ffffffff9b1e8e88 R08: 0000000000000001 R09: 0000000000000001

 4270 19:39:57.639967  # [   40.227289] R10: 00000000ffffe000 R11: 3fffffffffffffff R12: 0000000000000004

 4271 19:39:57.646485  # [   40.234673] R13: ffffa7<4>[   40.916959] RIP: 0010:0xffffa2b6431bec80

 4272 19:39:57.649513  0700c6ff10 R14: ffffa70700c6ff10 R15: ffffa2b6466f5000

 4273 19:39:57.659622  # [   40.242059] FS:  00007f0467499580(0000) GS:ffffa2b66ad00000(0000) knlGS:0000000000000000

 4274 19:39:57.666195  # [   40.250397] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033

 4275 19:39:57.685638  # [   40.256393] CR2: ffffa70701a47e1<4>[   40.943316] Code: ad de 80 fd 73 45 b6 a2 ff ff c0 23 7f 43 b6 a2 ff ff 00 00 00 00 00 00 00 00 00 00 00 00 40 00 38 00 09 00 40 00 18 00 17 00 <0f> 1f 44 00 00 e9 26 88 a8 00 66 0f 1f 44 00 00 0f 1f 44 00 00 55

 4276 19:39:57.692175  8 CR3: 0000000103ede000 CR4: 00000000001506e0

 4277 19:39:57.699012  # [   40.263778] BUG: sleeping function called from invalid context at include/linux/percpu-rwsem.h:49

 4278 19:39:57.709021  # [   40.272896] in_atomic(): 0, irqs_disabled(): 1, non_block: 0, pid: 1598, name: cat

 4279 19:39:57.715560  # [   40.280715]<4>[   40.984496] RSP: 0018:ffffa70701ac7e38 EFLAGS: 00010246

 4280 19:39:57.718890   INFO: lockdep is turned off.

 4281 19:39:57.722248  # [   40.284893] irq event stamp: 0

 4282 19:39:57.725629  # [   40.288207] hardirqs last  enabled at (0): [<0000000000000000>] 0x0

 4283 19:39:57.734879  # [   40.294727] hardirqs last disabled at (0): [<ffffffff990fd6cc>] copy_process+0x65c/0x20e0

 4284 19:39:57.744919  # [   40.303150] s<4>[   41.012160] RAX: 0000000000000033 RBX: 0000000000000001 RCX: 0000000000000000

 4285 19:39:57.751592  o<4>[   41.041730] RDX: 0000000000000000 RSI: ffffa2b66ad1bf50 RDI: ffffa2b66ad1bf50

 4286 19:39:57.758186  <4>[   41.049199] RBP: ffffa2b6431bec80 R08: 0000000000000000 R09: 0000000000000000

 4287 19:39:57.765194  <4>[   41.056585] R10: 00000000ffffe000 R11: 3fffffffffffffff R12: 000000000000000d

 4288 19:39:57.774810  <4>[   41.063971] R13: ffffa70701ac7f10 R14: ffffa70701ac7f10 R15: ffffa2b645cfa000

 4289 19:39:57.781282  <4>[   41.071354] FS:  00007fb74e093580(0000) GS:ffffa2b66ad00000(0000) knlGS:0000000000000000

 4290 19:39:57.788193  <4>[   41.079693] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033

 4291 19:39:57.794819  <4>[   41.085694] CR2: ffffa2b6431bec80 CR3: 00000001065c6000 CR4: 00000000001506e0

 4292 19:39:57.798127  <4>[   41.093078] Call Trace:

 4293 19:39:57.801576  <4>[   41.095793]  ? __die_body.cold+0x1a/0x1f

 4294 19:39:57.808105  <4>[   41.099975]  ? no_context+0x177/0x380

 4295 19:39:57.811169  <4>[   41.103899]  ? exc_page_fault+0xd7/0x170

 4296 19:39:57.814846  <4>[   41.108080]  ? asm_exc_page_fault+0x1e/0x30

 4297 19:39:57.817747  <4>[   41.112525]  ? execute_location+0x48/0x56

 4298 19:39:57.824201  <4>[   41.116792]  ? lkdtm_EXEC_KMALLOC+0x2c/0x40

 4299 19:39:57.828058  <4>[   41.121230]  ? direct_entry.cold+0x2c/0x38

 4300 19:39:57.830873  <4>[   41.125585]  ? full_proxy_write+0x56/0x80

 4301 19:39:57.837521  <4>[   41.129853]  ? vfs_write+0xea/0x3b0

 4302 19:39:57.840982  <4>[   41.133598]  ? ksys_write+0x68/0xf0

 4303 19:39:57.844184  <4>[   41.137344]  ? do_syscall_64+0x33/0x40

 4304 19:39:57.850702  <4>[   41.141350]  ? entry_SYSCALL_64_after_hwframe+0x62/0xc7

 4305 19:39:57.890484  <4>[   41.146831] Modules linked in: fuse ip_tables cros_ec_lightbar cros_ec_sysfs cros_ec_debugfs cros_usbpd_logger cros_ec_chardev cros_usbpd_charger gsmi uvcvideo videobuf2_vmalloc videobuf2_memops videobuf2_v4l2 cros_ec_dev videobuf2_common designware_i2s cros_usbpd_notify chromeos_pstore snd_soc_max98357a snd_soc_adau7002 snd_soc_acp_da7219mx98357_mach snd_soc_da7219 acp_audio_dma snd_soc_core snd_compress snd_pcm_dmaengine coreboot_table regmap_i2c

 4306 19:39:57.893988  <4>[   41.186758] CR2: ffffa2b6431bec80

 4307 19:39:57.897207  <4>[   41.190331] ---[ end trace a0626c0c85df4648 ]---

 4308 19:39:57.900433  <4>[   41.195205] RIP: 0010:lkdtm_BUG+0x5/0x10

 4309 19:39:57.920030  <4>[   41.199384] Code: 89 ff e8 5e d4 79 ff 48 c7 c0 ea ff ff ff eb de 48 c7 c0 ea ff ff ff e9 09 8c a8 00 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 f0 7d 0b 03

 4310 19:39:57.927119  <4>[   41.218382] RSP: 0018:ffffa70700c6fe60 EFLAGS: 00010286

 4311 19:39:57.933248  <4>[   41.223863] RAX: ffffffff99b7bf00 RBX: 0000000000000001 RCX: 0000000000000000

 4312 19:39:57.940210  <4>[   41.231246] RDX: 0000000000000000 RSI: ffffa2b66ad1bf50 RDI: ffffffff9acf84b0

 4313 19:39:57.949981  <4>[   41.238632] RBP: ffffffff9b1e8e88 R08: 0000000000000001 R09: 0000000000000001

 4314 19:39:57.956684  <4>[   41.246016] R10: 00000000ffffe000 R11: 3fffffffffffffff R12: 0000000000000004

 4315 19:39:57.962787  <4>[   41.253403] R13: ffffa70700c6ff10 R14: ffffa70700c6ff10 R15: ffffa2b6466f5000

 4316 19:39:57.973173  <4>[   41.260786] FS:  00007fb74e093580(0000) GS:ffffa2b66ad00000(0000) knlGS:0000000000000000

 4317 19:39:57.976590  <4>[   41.269124] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033

 4318 19:39:57.986117  <4>[   41.275119] CR2: ffffa2b6431bec80 CR3: 00000001065c6000 CR4: 00000000001506e0

 4319 19:39:57.992855  <3>[   41.282508] BUG: sleeping function called from invalid context at include/linux/percpu-rwsem.h:49

 4320 19:39:58.002777  <3>[   41.291627] in_atomic(): 0, irqs_disabled(): 1, non_block: 0, pid: 1636, name: cat

 4321 19:39:58.006174  <4>[   41.299446] INFO: lockdep is turned off.

 4322 19:39:58.009306  <4>[   41.303623] irq event stamp: 0

 4323 19:39:58.016472  <4>[   41.306934] hardirqs last  enabled at (0): [<0000000000000000>] 0x0

 4324 19:39:58.025813  <4>[   41.313455] hardirqs last disabled at (0): [<ffffffff990fd6cc>] copy_process+0x65c/0x20e0

 4325 19:39:58.032703  <4>[   41.321879] softirqs last  enabled at (0): [<ffffffff990fd6cc>] copy_process+0x65c/0x20e0

 4326 19:39:58.039523  <4>[   41.330303] softirqs last disabled at (0): [<0000000000000000>] 0x0

 4327 19:39:58.045604  <4>[   41.336824] CPU: 1 PID: 1636 Comm: cat Tainted: G      D W         5.10.206-cip41 #1

 4328 19:39:58.052145  <4>[   41.344815] Hardware name: Google Grunt/Grunt, BIOS  09/05/2019

 4329 19:39:58.055790  <4>[   41.350985] Call Trace:

 4330 19:39:58.059165  <4>[   41.353694]  dump_stack+0x77/0x9b

 4331 19:39:58.065800  <4>[   41.357269]  ___might_sleep.cold+0xa6/0xb6

 4332 19:39:58.068922  <4>[   41.361624]  exit_signals+0x1c/0x300

 4333 19:39:58.072434  <4>[   41.365456]  do_exit+0xc2/0xab0

 4334 19:39:58.075825  <4>[   41.368855]  ? ksys_write+0x68/0xf0

 4335 19:39:58.079036  <4>[   41.372601]  make_task_dead+0x2f/0x30

 4336 19:39:58.085578  <4>[   41.376520]  rewind_stack_and_make_dead+0x17/0x20

 4337 19:39:58.088861  <4>[   41.381479] RIP: 0033:0x7fb74df6d473

 4338 19:39:58.105317  <4>[   41.385310] Code: 8b 15 21 2a 0e 00 f7 d8 64 89 02 48 c7 c0 ff ff ff ff eb b7 0f 1f 00 64 8b 04 25 18 00 00 00 85 c0 75 14 b8 01 00 00 00 0f 05 <48> 3d 00 f0 ff ff 77 55 c3 0f 1f 40 00 48 83 ec 28 48 89 54 24 18

 4339 19:39:58.115313  <4>[   41.404310] RSP: 002b:00007fff8b80a938 EFLAGS: 00000246 ORIG_RAX: 0000000000000001

 4340 19:39:58.122200  <4>[   41.412130] RAX: ffffffffffffffda RBX: 000000000000000d RCX: 00007fb74df6d473

 4341 19:39:58.128967  <4>[   41.419512] RDX: 000000000000000d RSI: 00007fb74de61000 RDI: 0000000000000001

 4342 19:39:58.138596  <4>[   41.426898] RBP: 00007fb74de61000 R08: 00007fb74de60010 R09: 0000000000000000

 4343 19:39:58.145374  <4>[   41.434281] R10: fffffffffffffbc5 R11: 0000000000000246 R12: 0000000000000001

 4344 19:39:58.152083  <4>[   41.441662] R13: 0000000000000001 R14: 0000000000020000 R15: 0000000000020000

 4345 19:39:58.167872  ftirqs last  enabled at (0): [<ffffffff990fd6cc>] copy_process+0x65c/0x20e0

 4346 19:39:58.170809  # [   40.311575] softirqs last disabled at (0): [<0000000000000000>] 0x0

 4347 19:39:58.181143  # [   40.318096] CPU: 1 PID: 1598 Comm: cat Tainted: G      D W         5.10.206-cip41 #1

 4348 19:39:58.187149  # [   40.326087] Hardware name: Google Grunt/Grunt, BIOS  09/05/2019

 4349 19:39:58.187570  # [   40.332256] Call Trace:

 4350 19:39:58.194011  # [   40.334964]  dump_stack+0x77/0x9b

 4351 19:39:58.197601  # [   40.338547]  ___might_sleep.cold+0xa6/0xb6

 4352 19:39:58.200645  # [   40.342903]  exit_signals+0x1c/0x300

 4353 19:39:58.203808  # [   40.346735]  do_exit+0xc2/0xab0

 4354 19:39:58.207428  # [   40.350138]  ? ksys_write+0x68/0xf0

 4355 19:39:58.210270  # [   40.353883]  make_task_dead+0x2f/0x30

 4356 19:39:58.216912  # [   40.357804]  rewind_stack_and_make_dead+0x17/0x20

 4357 19:39:58.220168  # [   40.362765] RIP: 0033:0x7f0467375473

 4358 19:39:58.240342  # [   40.366597] Code: 8b 15 21 2a 0e 00 f7 d8 64 89 02 48 c7 c0 ff ff ff ff eb b7 0f 1f 00 64 8b 04 25 18 00 00 00 85 c0 75 14 b8 01 00 00 00 0f 05 <48> 3d 00 f0 ff ff 77 55 c3 0f 1f 40 00 48 83 ec 28 48 89 54 24 18

 4359 19:39:58.246546  # [   40.385593] RSP: 002b:00007fff13a878b8 EFLAGS: 00000246 ORIG_RAX: 0000000000000001

 4360 19:39:58.253360  # [   40.393414] RAX: ffffffffffffffda RBX: 000000000000000b RCX: 00007f0467375473

 4361 19:39:58.260044  # [   40.400799] RDX: 000000000000000b RSI: 00007f0467269000 RDI: 0000000000000001

 4362 19:39:58.269536  # [   40.408182] RBP: 00007f0467269000 R08: 00007f0467268010 R09: 0000000000000000

 4363 19:39:58.276203  # [   40.415568] R10: fffffffffffffbc5 R11: 0000000000000246 R12: 0000000000000001

 4364 19:39:58.282872  # [   40.422950] R13: 0000000000000001 R14: 0000000000020000 R15: 0000000000020000

 4365 19:39:58.286127  # EXEC_STACK: saw 'call trace:': ok

 4366 19:39:58.289591  ok 31 selftests: lkdtm: EXEC_STACK.sh

 4367 19:39:58.292786  # selftests: lkdtm: EXEC_KMALLOC.sh

 4368 19:39:58.293204  # Killed

 4369 19:39:58.299459  # [   40.646870] lkdtm: Performing direct entry EXEC_KMALLOC

 4370 19:39:58.306045  # [   40.674494] lkdtm: attempting ok execution at ffffffff99b7c2d0

 4371 19:39:58.309155  # [   40.702796] lkdtm: attempting bad execution at ffffa2b6431bec80

 4372 19:39:58.318898  # [   40.731131] kernel tried to execute NX-protected page - exploit attempt? (uid: 0)

 4373 19:39:58.325763  # [   40.761018] BUG: unable to<6>[   41.607087] lkdtm: Performing direct entry EXEC_VMALLOC

 4374 19:39:58.332821   handle page fault for address: ffffa2b6431bec80

 4375 19:39:58.335601  # [   40.790327] #PF: supervisor instruction fetch in kernel mode

 4376 19:39:58.342177  # [   40.818425] #PF: error_code(0x0011) - permissions violation

 4377 19:39:58.355780  # [   40.824249] PGD 6d601067 P4D 6d601067 PUD 6d605067 PMD 105c32063 PTE<6>[   41.623812] lkdtm: attempting ok execution at ffffffff99b7c2d0

 4378 19:39:58.356204   80000001031be163

 4379 19:39:58.358822  # [   40.854509] Oops: 0011 [#7] SMP NOPTI

 4380 19:39:58.368693  # [   40.880613] CPU: 1 PID: 1636 Comm: cat Tainted: G      D W         5.10.206-cip41 #1

 4381 19:39:58.375496  # [   40.910786] Hardware name: Google Grunt/Grunt, BIOS  09/05/2019

 4382 19:39:58.382244  # [   40.916959] RIP: 0010:0xfff<6>[   41.652116] lkdtm: attempting bad execution at ffffa70700779000

 4383 19:39:58.384968  fa2b6431bec80

 4384 19:39:58.404890  # [   40.943316] Code: ad de 80 fd 73 45 b6 a2 ff ff c0 23 7f 43 b6 a2 ff ff 00 00 00 00 00 00 00 00 00 00 00 00 40 00 38 00 09 00 40 00 18 00 17 00 <0f> 1f 44 00 00 e9 26 88 a8 00 66 0f 1f 44 00 00 0f 1f 44 00 00 55

 4385 19:39:58.411462  # [   40.984496] RSP: 0<2>[   41.680503] kernel tried to execute NX-protected page - exploit attempt? (uid: 0)

 4386 19:39:58.421745  <1>[   41.710330] BUG: unable to handle page fault for address: ffffa70700779000

 4387 19:39:58.425046  018:ffffa70701ac7e38 EFLAGS: 00010246

 4388 19:39:58.431480  # [   41.012160] RAX: 0000000000000033 RBX: 0000000000000001 RCX: 0000000000000000

 4389 19:39:58.438130  # [   41.041730] RDX: 0000000000000000 RSI: ffffa2b66ad1bf50 RDI: ffffa2b66ad1bf50

 4390 19:39:58.448216  # [   41.049199] RBP: ffffa2b6431bec80 R08: 00000<1>[   41.717451] #PF: supervisor instruction fetch in kernel mode

 4391 19:39:58.454513  <1>[   41.745544] #PF: error_code(0x0011) - permissions violation

 4392 19:39:58.457734  00000000000 R09: 0000000000000000

 4393 19:39:58.464316  # [   41.056585] R10: 00000000ffffe000 R11: 3fffffffffffffff R12: 000000000000000d

 4394 19:39:58.470894  # [   41.063971] R13: ffffa70701ac7f10 R14: ffffa70701ac7f10 R15: ffffa2b645cfa000

 4395 19:39:58.484282  # [   41.071354] FS:  00007fb74e093580(0000) GS:ffffa<6>[   41.751366] PGD 100000067 P4D 100000067 PUD 100242067 PMD 105099067 PTE 8000000102d40163

 4396 19:39:58.487740  2b<66ad00000(0000) knlGS:0000000000000000

 4397 19:39:58.494132  # [   41.079693] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033

 4398 19:39:58.500384  # [   41.085694] CR2: ffffa2b6431bec80 CR3: 00000001065c6000 CR4: 00000000001506e0

 4399 19:39:58.503784  # [   41.093078] Call Trace:

 4400 19:39:58.510479  # [   41.095793]  ? __die_body.c4>[   41.781885] Oops: 0011 [#8] SMP NOPTI

 4401 19:39:58.513816  old+0x1a/0x1f

 4402 19:39:58.517229  # [   41.099975]  ? no_context+0x177/0x380

 4403 19:39:58.520395  # [   41.103899]  ? exc_page_fault+0xd7/0x170

 4404 19:39:58.524063  # [   41.108080]  ? asm_exc_page_fault+0x1e/0x30

 4405 19:39:58.527473  # [   41.112525]  ? execute_location+0x48/0x56

 4406 19:39:58.533662  # [   41.116792]  ? lkdtm_EXEC_KMALLOC+0x2c/0x40

 4407 19:39:58.540253  # <4>[   41.807990] CPU: 1 PID: 1673 Comm: cat Tainted: G      D W         5.10.206-cip41 #1

 4408 19:39:58.546956  <4>[   41.838163] Hardware name: Google Grunt/Grunt, BIOS  09/05/2019

 4409 19:39:58.550560  [   41.121230]  ? direct_entry.cold+0x2c/0x38

 4410 19:39:58.557032  # [   41.125585]  ? full_proxy_write+0x56/0x80

 4411 19:39:58.559986  # [   41.129853]  ? vfs_write+0xea/0x3b0

 4412 19:39:58.563414  # [   41.133598]  ? ksys_write+0x68/0xf0

 4413 19:39:58.566976  # [   41.137344]  ? do_syscall_64+0x33/0x40

 4414 19:39:58.573093  # [   41.141350]  ? entry_SYSCAL<4>[   41.844335] RIP: 0010:0xffffa70700779000

 4415 19:39:58.576633  L_64_after_hwframe+0x62/0xc7

 4416 19:39:58.602570  # [   41.146831] Modules linked in: fuse ip_tables cros_ec_lightbar cros_ec_sysfs cros_ec_debugfs cros_usbpd_logger cros_ec_chardev cros_usbpd_charger gsmi uvcvideo videobuf2_vmalloc videobuf2_memops videobuf2_v4l2 cros_ec_dev<4>[   41.870694] Code: Unable to access opcode bytes at RIP 0xffffa70700778fd6.

 4417 19:39:58.622656   v<ideobuf2_common designware_i2s cros_usbpd_notify chromeos_pstore snd_soc_max98357a snd_soc_adau7002 snd_soc_acp_da7219mx98357_mach snd_soc_da7219 acp_audio_dma snd_soc_core snd_compress snd_pcm_dmaengine coreboot_table regmap_i2c

 4418 19:39:58.629001  # [   41.186758] CR2: f4>[   41.900000] RSP: 0018:ffffa70701b5fe38 EFLAGS: 00010246

 4419 19:39:58.632103  fffa2b6431bec80

 4420 19:39:58.635573  # [   41.190331] ---[ end trace a0626c0c85df4648 ]---

 4421 19:39:58.642157  # [   41.195205] RIP: 0010:lkdtm_BUG+0x5/0x10

 4422 19:39:58.658402  # [   41.199384] Code: 89 ff e8 5e d4 79 ff 48 c7 c0 ea ff ff ff eb de 48 c7 c0 ea ff ff ff e9 09 8c a8 00 48 c7 c0 f4 ff ff ff eb c9 0f <4>[   41.927667] RAX: 0000000000000033 RBX: 0000000000000001 RCX: 0000000000000000

 4423 19:39:58.668089  1f 44 00 00 <0f> 0b 66 0f 1f 84 00 00 00 00 00 0f 1f 44 00 00 83 05 f0 7d 0b 03

 4424 19:39:58.671781  # [   41.218382] RSP: 0018:ffffa70700c6fe60 EFLAGS: 00010286

 4425 19:39:58.678090  # [   41.223863] RAX: ffffffff99b7bf00 RBX: 0000000000000001 RCX: 0000000000000000

 4426 19:39:58.687815  # [   41.231246] RDX: 0000000<4>[   41.957236] RDX: 0000000000000000 RSI: ffffa2b66ad1bf50 RDI: ffffa2b66ad1bf50

 4427 19:39:58.694486  00<0000000 RSI: ffffa2b66ad1bf50 RDI: ffffffff9acf84b0

 4428 19:39:58.701275  # [   41.238632] RBP: ffffffff9b1e8e88 R08: 0000000000000001 R09: 0000000000000001

 4429 19:39:58.707707  # [   41.246016] R10: 00000000ffffe000 R11: 3fffffffffffffff R12: 0000000000000004

 4430 19:39:58.717839  # [   41.253403] R13: ffffa70700c4>[   41.986806] RBP: ffffa70700779000 R08: 0000000000000000 R09: 0000000000000000

 4431 19:39:58.724320  6f<f10 R14: ffffa70700c6ff10 R15: ffffa2b6466f5000

 4432 19:39:58.730947  # [   41.260786] FS:  00007fb74e093580(0000) GS:ffffa2b66ad00000(0000) knlGS:0000000000000000

 4433 19:39:58.737813  # [   41.269124] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033

 4434 19:39:58.747456  # [   41.275119] CR2: ffffa2b6431bec80 CR34>[   42.016377] R10: 00000000ffffe000 R11: 3fffffffffffffff R12: 000000000000000d

 4435 19:39:58.757668  <4>[   42.045949] R13: ffffa70701b5ff10 R14: ffffa70701b5ff10 R15: ffffa2b642d40000

 4436 19:39:58.760367  : 00000001065c6000 CR4: 00000000001506e0

 4437 19:39:58.767143  # [   41.282508] BUG: sleeping function called from invalid context at include/linux/percpu-rwsem.h:49

 4438 19:39:58.777128  # [   41.291627] in_atomic(): 0, irqs_disabled(): 1, non_block: 0, pid: 1636, name: cat

 4439 19:39:58.787244  # [   41.299446] INFO<4>[   42.053334] FS:  00007f6cd7ebb580(0000) GS:ffffa2b66ad00000(0000) knlGS:0000000000000000

 4440 19:39:58.790687  : <lockdep is turned off.

 4441 19:39:58.793997  # [   41.303623] irq event stamp: 0

 4442 19:39:58.799837  # [   41.306934] hardirqs last  enabled at (0): [<0000000000000000>] 0x0

 4443 19:39:58.807217  # [   41.313455] hardirqs last disabled at (0): [<ffffffff990fd6cc>] copy_process+0x65c/0x20e0

 4444 19:39:58.813427  # [   41.321879] softir4>[   42.083850] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033

 4445 19:39:58.820421  qs< last  enabled at (0): [<ffffffff990fd6cc>] copy_process+0x65c/0x20e0

 4446 19:39:58.826852  # [   41.330303] softirqs last disabled at (0): [<0000000000000000>] 0x0

 4447 19:39:58.837060  # [   41.336824] CPU: 1 PID: 1636 Comm: cat Tainted: G      D W         5.10.206-cip41 #1

 4448 19:39:58.843567  # [   41.344815] H4>[   42.112034] CR2: ffffa70700778fd6 CR3: 000000010349a000 CR4: 00000000001506e0

 4449 19:39:58.849966  ar<dware name: Google Grunt/Grunt, BIOS  09/05/2019

 4450 19:39:58.853218  # [   41.350985] Call Trace:

 4451 19:39:58.856604  # [   41.353694]  dump_stack+0x77/0x9b

 4452 19:39:58.859981  # [   41.357269]  ___might_sleep.cold+0xa6/0xb6

 4453 19:39:58.863374  # [   41.361624]  exit_signals+0x1c/0x300

 4454 19:39:58.866712  # [   41.365456]  do_exit+0xc2/0xab0

 4455 19:39:58.870111  # [ 4>[   42.141603] Call Trace:

 4456 19:39:58.872872    41.368855]  ? ksys_write+0x68/0xf0

 4457 19:39:58.876262  # [   41.372601]  make_task_dead+0x2f/0x30

 4458 19:39:58.882845  # [   41.376520]  rewind_stack_and_make_dead+0x17/0x20

 4459 19:39:58.886108  # [   41.381479] RIP: 0033:0x7fb74df6d473

 4460 19:39:58.896307  # [   41.385310] Code: 8b 15 21 2a 0e 00 f7 d8 64 89 02 48 c7 c0 ff ff ff f<4>[   42.166504]  ? __die_body.cold+0x1a/0x1f

 4461 19:39:58.909297  f 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

 4462 19:39:58.915709  # [   41.404310] RSP: 002b:00007fff8b80a938 EFLAGS: 00000246 ORIG_RAX: 0000000000000001

 4463 19:39:58.922370  # [   41.412130] RAX: ff<4>[   42.192862]  ? no_context+0x177/0x380

 4464 19:39:58.926193  ffffffffffffda RBX: 000000000000000d RCX: 00007fb74df6d473

 4465 19:39:58.935803  # [   41.419512] RDX: 000000000000000d RSI: 00007fb74de61000 RDI: 0000000000000001

 4466 19:39:58.942472  # [   41.426898] RBP: 00007fb74de61000 R08: 00007fb74de60010 R09: 0000000000000000

 4467 19:39:58.948924  # [   41.434281] R10: ffffff<4>[   42.218966]  ? exc_page_fault+0xd7/0x170

 4468 19:39:58.952463  fffffffbc5 R11: 0000000000000246 R12: 0000000000000001

 4469 19:39:58.958671  # [   41.441662] R13: 0000000000000001 R14: 0000000000020000 R15: 0000000000020000

 4470 19:39:58.962046  # EXEC_KMALLOC: saw 'call trace:': ok

 4471 19:39:58.968742  ok 32 selftests: lkdtm: EXEC_KMALLOC.sh

 4472 19:39:58.971777  # selftests: lkdtm: EXEC_VMALLOC.sh

 4473 19:39:58.975171  <4>[   42.245326]  ? asm_exc_page_fault+0x1e/0x30

 4474 19:39:58.975601  

 4475 19:39:58.978632  <4>[   42.271954]  ? execute_location+0x48/0x56

 4476 19:39:58.982174  <4>[   42.276297]  ? lkdtm_EXEC_VMALLOC+0x20/0x30

 4477 19:39:58.988450  <4>[   42.280734]  ? direct_entry.cold+0x2c/0x38

 4478 19:39:58.991807  <4>[   42.285086]  ? full_proxy_write+0x56/0x80

 4479 19:39:58.995006  <4>[   42.289352]  ? vfs_write+0xea/0x3b0

 4480 19:39:58.998379  <4>[   42.293097]  ? ksys_write+0x68/0xf0

 4481 19:39:59.005311  <4>[   42.296842]  ? do_syscall_64+0x33/0x40

 4482 19:39:59.008736  <4>[   42.300846]  ? entry_SYSCALL_64_after_hwframe+0x62/0xc7

 4483 19:39:59.047879  <4>[   42.306325] Modules linked in: fuse ip_tables cros_ec_lightbar cros_ec_sysfs cros_ec_debugfs cros_usbpd_logger cros_ec_chardev cros_usbpd_charger gsmi uvcvideo videobuf2_vmalloc videobuf2_memops videobuf2_v4l2 cros_ec_dev videobuf2_common designware_i2s cros_usbpd_notify chromeos_pstore snd_soc_max98357a snd_soc_adau7002 snd_soc_acp_da7219mx98357_mach snd_soc_da7219 acp_audio_dma snd_soc_core snd_compress snd_pcm_dmaengine coreboot_table regmap_i2c

 4484 19:39:59.051314  <4>[   42.346249] CR2: ffffa70700779000

 4485 19:39:59.058199  <4>[   42.349823] ---[ end trace a0626c0c85df4649 ]---

 4486 19:39:59.061556  <4>[   42.354695] RIP: 0010:lkdtm_BUG+0x5/0x10

 4487 19:39:59.081641  <4>[   42.358873] Code: 89 ff e8 5e d4 79 ff 48 c7 c0 ea ff ff ff eb de 48 c7 c0 ea ff ff ff e9 09 8c a8 00 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 f0 7d 0b 03

 4488 19:39:59.087599  <4>[   42.377871] RSP: 0018:ffffa70700c6fe60 EFLAGS: 00010286

 4489 19:39:59.094354  <4>[   42.383348] RAX: ffffffff99b7bf00 RBX: 0000000000000001 RCX: 0000000000000000

 4490 19:39:59.100673  <4>[   42.390730] RDX: 0000000000000000 RSI: ffffa2b66ad1bf50 RDI: ffffffff9acf84b0

 4491 19:39:59.107339  <4>[   42.398113] RBP: ffffffff9b1e8e88 R08: 0000000000000001 R09: 0000000000000001

 4492 19:39:59.113820  <4>[   42.405497] R10: 00000000ffffe000 R11: 3fffffffffffffff R12: 0000000000000004

 4493 19:39:59.123841  <4>[   42.412880] R13: ffffa70700c6ff10 R14: ffffa70700c6ff10 R15: ffffa2b6466f5000

 4494 19:39:59.130448  <4>[   42.420264] FS:  00007f6cd7ebb580(0000) GS:ffffa2b66ad00000(0000) knlGS:0000000000000000

 4495 19:39:59.136778  <4>[   42.428602] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033

 4496 19:39:59.143361  <4>[   42.434598] CR2: ffffa70700778fd6 CR3: 000000010349a000 CR4: 00000000001506e0

 4497 19:39:59.153429  <3>[   42.441985] BUG: sleeping function called from invalid context at include/linux/percpu-rwsem.h:49

 4498 19:39:59.160360  <3>[   42.451102] in_atomic(): 0, irqs_disabled(): 1, non_block: 0, pid: 1673, name: cat

 4499 19:39:59.166815  <4>[   42.458918] INFO: lockdep is turned off.

 4500 19:39:59.170285  <4>[   42.463094] irq event stamp: 0

 4501 19:39:59.176917  <4>[   42.466405] hardirqs last  enabled at (0): [<0000000000000000>] 0x0

 4502 19:39:59.183532  <4>[   42.472925] hardirqs last disabled at (0): [<ffffffff990fd6cc>] copy_process+0x65c/0x20e0

 4503 19:39:59.193385  <4>[   42.481348] softirqs last  enabled at (0): [<ffffffff990fd6cc>] copy_process+0x65c/0x20e0

 4504 19:39:59.199870  <4>[   42.489772] softirqs last disabled at (0): [<0000000000000000>] 0x0

 4505 19:39:59.206295  <4>[   42.496289] CPU: 1 PID: 1673 Comm: cat Tainted: G      D W         5.10.206-cip41 #1

 4506 19:39:59.213295  <4>[   42.504279] Hardware name: Google Grunt/Grunt, BIOS  09/05/2019

 4507 19:39:59.216960  <4>[   42.510441] Call Trace:

 4508 19:39:59.219772  <4>[   42.513148]  dump_stack+0x77/0x9b

 4509 19:39:59.223388  <4>[   42.516721]  ___might_sleep.cold+0xa6/0xb6

 4510 19:39:59.226158  <4>[   42.521073]  exit_signals+0x1c/0x300

 4511 19:39:59.229962  <4>[   42.524904]  do_exit+0xc2/0xab0

 4512 19:39:59.235942  <4>[   42.528302]  ? ksys_write+0x68/0xf0

 4513 19:39:59.239296  <4>[   42.532046]  make_task_dead+0x2f/0x30

 4514 19:39:59.243052  <4>[   42.535972]  rewind_stack_and_make_dead+0x17/0x20

 4515 19:39:59.246088  <4>[   42.540929] RIP: 0033:0x7f6cd7d95473

 4516 19:39:59.265707  <4>[   42.544759] Code: 8b 15 21 2a 0e 00 f7 d8 64 89 02 48 c7 c0 ff ff ff ff eb b7 0f 1f 00 64 8b 04 25 18 00 00 00 85 c0 75 14 b8 01 00 00 00 0f 05 <48> 3d 00 f0 ff ff 77 55 c3 0f 1f 40 00 48 83 ec 28 48 89 54 24 18

 4517 19:39:59.275397  <4>[   42.563754] RSP: 002b:00007ffe1cc247f8 EFLAGS: 00000246 ORIG_RAX: 0000000000000001

 4518 19:39:59.282084  <4>[   42.571571] RAX: ffffffffffffffda RBX: 000000000000000d RCX: 00007f6cd7d95473

 4519 19:39:59.288878  <4>[   42.578951] RDX: 000000000000000d RSI: 00007f6cd7c89000 RDI: 0000000000000001

 4520 19:39:59.295147  <4>[   42.586333] RBP: 00007f6cd7c89000 R08: 00007f6cd7c88010 R09: 0000000000000000

 4521 19:39:59.305194  <4>[   42.593715] R10: fffffffffffffbc5 R11: 0000000000000246 R12: 0000000000000001

 4522 19:39:59.311744  <4>[   42.601097] R13: 0000000000000001 R14: 0000000000020000 R15: 0000000000020000

 4523 19:39:59.312394  # Killed

 4524 19:39:59.430515  # [   41.607087] lkdtm: Performing direct entry EXEC_VMALLOC

 4525 19:39:59.436690  # [   41.623812] lkdtm: attempting ok execution at ffffffff99b7c2d0

 4526 19:39:59.443681  # [   41.652116] lkdtm: attempting bad execution at ffffa70700779000

 4527 19:39:59.450355  # [   41.680503] kernel tried to execute NX-protected page - exploit attempt? (uid: 0)

 4528 19:39:59.456527  # [   41.710330] BUG: unable to handle page fault for address: ffffa70700779000

 4529 19:39:59.463258  # [   41.717451] #PF: supervisor instruction fetch in kernel mode

 4530 19:39:59.470029  # [   41.745544] #PF: error_code(0x0011) - permissions violation

 4531 19:39:59.476432  # [   41.751366] PGD 100000067 P4D 100000067 PUD 100242067 PMD 105099067 PTE 8000000102d40163

 4532 19:39:59.479635  # [   41.781885] Oops: 0011 [#8] SMP NOPTI

 4533 19:39:59.489782  # [   41.807990] CPU: 1 PID: 1673 Comm: cat Tainted: G      D W         5.10.206-cip41 #1

 4534 19:39:59.496387  # [   41.838163] Hardware name: Google Grunt/Grunt, BIOS  09/05/2019

 4535 19:39:59.499567  # [   41.844335] RIP: 0010:0xffffa70700779000

 4536 19:39:59.505761  # [   41.870694] Code: Unable to access opcode bytes at RIP 0xffffa70700778fd6.

 4537 19:39:59.512664  # [   41.900000] RSP: 0018:ffffa70701b5fe38 EFLAGS: 00010246

 4538 19:39:59.518835  # [   41.927667] RAX: 0000000000000033 RBX: 0000000000000001 RCX: 0000000000000000

 4539 19:39:59.525461  # [   41.957236] RDX: 0000000000000000 RSI: ffffa2b66ad1bf50 RDI: ffffa2b66ad1bf50

 4540 19:39:59.532746  # [   41.986806] RBP: ffffa70700779000 R08: 0000000000000000 R09: 0000000000000000

 4541 19:39:59.539334  # [   42.016377] R10: 00000000ffffe000 R11: 3fffffffffffffff R12: 000000000000000d

 4542 19:39:59.549089  # [   42.045949] R13: ffffa70701b5ff10 R14: ffffa70701b5ff10 R15: ffffa2b642d40000

 4543 19:39:59.555715  # [   42.053334] FS:  00007f6cd7ebb580(0000) GS:ffffa2b66ad00000(0000) knlGS:0000000000000000

 4544 19:39:59.562427  # [   42.083850] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033

 4545 19:39:59.568580  # [   42.112034] CR2: ffffa7<6>[   42.850498] lkdtm: Performing direct entry EXEC_RODATA

 4546 19:39:59.575300  0700778fd6 CR3: 000000010349a000 CR4: 00000000001506e0

 4547 19:39:59.578710  # [   42.141603] Call Trace:

 4548 19:39:59.581721  # [   42.166504]  ? __die_body.cold+0x1a/0x1f

 4549 19:39:59.584932  # [   42.192862]  ? no_context+0x177/0x380

 4550 19:39:59.588464  # [   42.218966]  ? exc_page_fault+0xd7/0x170

 4551 19:39:59.598562  # [   42.245326]  ? asm_exc_page<6>[   42.866905] lkdtm: attempting ok execution at ffffffff99b7c2d0

 4552 19:39:59.599112  _fault+0x1e/0x30

 4553 19:39:59.605183  # [   42.271954]  ? execute_location+0x48/0x56

 4554 19:39:59.608493  # [   42.276297]  ? lkdtm_EXEC_VMALLOC+0x20/0x30

 4555 19:39:59.611786  # [   42.280734]  ? direct_entry.cold+0x2c/0x38

 4556 19:39:59.614738  # [   42.285086]  ? full_proxy_write+0x56/0x80

 4557 19:39:59.621385  # [   42.289352]  ? vfs_write+0xea/0x3b0

 4558 19:39:59.624539  #<6>[   42.895193] lkdtm: attempting bad execution at ffffffff9acf8940

 4559 19:39:59.631224   [   42.293097]  ? ksys_write+0x68/0xf0

 4560 19:39:59.634846  # [   42.296842]  ? do_syscall_64+0x33/0x40

 4561 19:39:59.637914  # [   42.300846]  ? entry_SYSCALL_64_after_hwframe+0x62/0xc7

 4562 19:39:59.657982  # [   42.306325] Modules linked in: fuse ip_tables cros_ec_lightbar cros_ec_sysfs cros_ec_debugfs cros_usbpd<2>[   42.923546] kernel tried to execute NX-protected page - exploit attempt? (uid: 0)

 4563 19:39:59.683806  _logger cros_ec_chardev cros_usbpd_charger gsmi uvcvideo videobuf2_vmalloc videobuf2_memops videobuf2_v4l2 cros_ec_dev videobuf2_common designware_i2s cros_usbpd_notify chromeos_pstore snd_soc_max98357a snd_soc_adau7002 snd_soc_acp_da7219mx98357_mach snd_s<1>[   42.953431] BUG: unable to handle page fault for address: ffffffff9acf8940

 4564 19:39:59.694238  oc<_da7219 acp_audio_dma snd_soc_core snd_compress snd_pcm_dmaengine coreboot_table regmap_i2c

 4565 19:39:59.697033  # [   42.346249] CR2: ffffa70700779000

 4566 19:39:59.700988  # [   42.349823] ---[ end trace a0626c0c85df4649 ]---

 4567 19:39:59.707563  # [   42.354695] RIP: 0010:lkdtm_BUG+0x5/0x10

 4568 19:39:59.713567  # [   42.358873] Co1>[   42.982740] #PF: supervisor instruction fetch in kernel mode

 4569 19:39:59.720207  <1>[   43.010838] #PF: error_code(0x0011) - permissions violation

 4570 19:39:59.736595  de: 89 ff e8 5e d4 79 ff 48 c7 c0 ea ff ff ff eb de 48 c7 c0 ea ff ff ff e9 09 8c a8 00 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 f0 7d 0b 03

 4571 19:39:59.750037  # [   42.377871] RSP: 0018:ffffa70700c6fe60 EFLAGS: 00010<6>[   43.016661] PGD 6bc29067 P4D 6bc29067 PUD 6bc2a063 PMD 800000006b4001e1 

 4572 19:39:59.750466  286

 4573 19:39:59.756750  # [   42.383348] RAX: ffffffff99b7bf00 RBX: 0000000000000001 RCX: 0000000000000000

 4574 19:39:59.762966  # [   42.390730] RDX: 0000000000000000 RSI: ffffa2b66ad1bf50 RDI: ffffffff9acf84b0

 4575 19:39:59.769857  # [   42.398113] RBP: ffffffff9b1e8e88 R08: 0000000000000001 R09: 0000000000000001

 4576 19:39:59.775988  <4>[   43.045793] Oops: 0011 [#9] SMP NOPTI

 4577 19:39:59.776443  

 4578 19:39:59.783261  # [   42.405497] R10: 00000000ffffe000 R11: 3fffffffffffffff R12: 0000000000000004

 4579 19:39:59.790074  # [   42.412880] R13: ffffa70700c6ff10 R14: ffffa70700c6ff10 R15: ffffa2b6466f5000

 4580 19:39:59.806194  # [   42.420264] FS:  00007f6cd7ebb580(0000) GS:ffffa2b66ad00000(0000) knlGS:0000000000<4>[   43.071897] CPU: 1 PID: 1710 Comm: cat Tainted: G      D W         5.10.206-cip41 #1

 4581 19:39:59.809645  <4>[   43.102071] Hardware name: Google Grunt/Grunt, BIOS  09/05/2019

 4582 19:39:59.812828  000000

 4583 19:39:59.816251  # [   42.428602] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033

 4584 19:39:59.826344  # [   42.434598] CR2: ffffa70700778fd6 CR3: 000000010349a000 CR4: 00000000001506e0

 4585 19:39:59.839202  # [   42.441985] BUG: sleeping function called from invalid context at include/linux/percpu-rwse<4>[   43.108245] RIP: 0010:lkdtm_rodata_do_nothing+0x0/0x10

 4586 19:39:59.839717  m.h:49

 4587 19:39:59.845790  # [   42.451102] in_atomic(): 0, irqs_disabled(): 1, non_block: 0, pid: 1673, name: cat

 4588 19:39:59.852549  # [   42.458918] INFO: lockdep is turned off.

 4589 19:39:59.855705  # [   42.463094] irq event stamp: 0

 4590 19:39:59.858956  # [   42.466405] hardirqs last  enabled at (0): [<0000000000000000>] 0x0

 4591 19:39:59.878703  #<4>[   43.135814] Code: ff ff cf 0b 26 9a ff ff ff ff 12 2f 18 9b ff ff ff ff 15 f3 25 9a 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

 4592 19:39:59.888585   [   42.472925] hardirqs last disabled at (0): [<ffffffff990fd6cc>] copy_process+0x65c/0x20e0

 4593 19:39:59.895429  # [   42.481348] softirqs last  enabled at (0): [<ffffffff990fd6cc>] copy_process+0x65c/0x20e0

 4594 19:39:59.908401  # [   42.489772] softirqs last disabled at (0): [<000000000000000<4>[   43.176995] RSP: 0018:ffffa70701be7e48 EFLAGS: 00010246

 4595 19:39:59.915048  <4>[   43.204656] RAX: 0000000000000033 RBX: 0000000000000000 RCX: 0000000000000000

 4596 19:39:59.915591  0>] 0x0

 4597 19:39:59.925078  # [   42.496289] CPU: 1 PID: 1673 Comm: cat Tainted: G      D W         5.10.206-cip41 #1

 4598 19:39:59.928416  # [   42.504279] Hardware name: Google Grunt/Grunt, BIOS  09/05/2019

 4599 19:39:59.931027  # [   42.510441] Call Trace:

 4600 19:39:59.934611  # [   42.513148]  dump_stack+0x77/0x9b

 4601 19:39:59.944787  # [   42.516721]<4>[   43.212039] RDX: 0000000000000000 RSI: ffffa2b66ad1bf50 RDI: ffffa2b66ad1bf50

 4602 19:39:59.951219  <4>[   43.241605] RBP: ffffffff9acf8940 R08: 0000000000000000 R09: 0000000000000000

 4603 19:39:59.954540    ___might_sleep.cold+0xa6/0xb6

 4604 19:39:59.957877  # [   42.521073]  exit_signals+0x1c/0x300

 4605 19:39:59.960952  # [   42.524904]  do_exit+0xc2/0xab0

 4606 19:39:59.964512  # [   42.528302]  ? ksys_write+0x68/0xf0

 4607 19:39:59.967765  # [   42.532046]  make_task_dead+0x2f/0x30

 4608 19:39:59.974499  # [   42.535972]  rewind_stack_and_make_dead+0x17/0x20

 4609 19:39:59.980668  <4>[   43.248987] R10: 00000000ffffe000 R11: 3fffffffffffffff R12: 000000000000000c

 4610 19:39:59.987078  <4>[   43.278552] R13: ffffa70701be7f10 R14: ffffa70701be7f10 R15: ffffa2b64488d000

 4611 19:39:59.994235  # [   42.540929] RIP: 0033:0x7f6cd7d95473

 4612 19:40:00.020254  # [   42.544759] Code: 8b 15 21 2a 0e 00 f7 d8 64 89 02 48 c7 c0 ff ff ff ff eb b7 0f 1f 00 64 8b 04 25 18 00 00 00 85 c0 75 14 b8 01 00 00 00 0f 05 <48> 3d 00 f0 ff ff 77 55 c3 0f 1f 40 00 48 83 ec 28 48 89 54 24<4>[   43.285935] FS:  00007f2d1440b580(0000) GS:ffffa2b66ad00000(0000) knlGS:0000000000000000

 4613 19:40:00.026832  <4>[   43.316455] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033

 4614 19:40:00.027264   18

 4615 19:40:00.033136  # [   42.563754] RSP: 002b:00007ffe1cc247f8 EFLAGS: 00000246 ORIG_RAX: 0000000000000001

 4616 19:40:00.039736  # [   42.571571] RAX: ffffffffffffffda RBX: 000000000000000d RCX: 00007f6cd7d95473

 4617 19:40:00.055947  # [   42.578951] RDX: 000000000000000d RSI: 00007f6cd7c89000 RDI: 000000000000<4>[   43.322451] CR2: ffffffff9acf8940 CR3: 0000000103010000 CR4: 00000000001506e0

 4618 19:40:00.056414  0001

 4619 19:40:00.062667  # [   42.586333] RBP: 00007f6cd7c89000 R08: 00007f6cd7c88010 R09: 0000000000000000

 4620 19:40:00.069964  # [   42.593715] R10: fffffffffffffbc5 R11: 0000000000000246 R12: 0000000000000001

 4621 19:40:00.079324  # [   42.601097] R13: 0000000000000001 R14: 0000000000020000 R15: 0000000000020000<4>[   43.352017] Call Trace:

 4622 19:40:00.079746  

 4623 19:40:00.082565  # EXEC_VMALLOC: saw 'call trace:': ok

 4624 19:40:00.086025  ok 33 selftests: lkdtm: EXEC_VMALLOC.sh

 4625 19:40:00.089017  # selftests: lkdtm: EXEC_RODATA.sh

 4626 19:40:00.092396  <4>[   43.376917]  ? __die_body.cold+0x1a/0x1f

 4627 19:40:00.099420  <4>[   43.391315]  ? no_context+0x177/0x380

 4628 19:40:00.102825  <4>[   43.395237]  ? exc_page_fault+0xd7/0x170

 4629 19:40:00.105603  <4>[   43.399418]  ? asm_exc_page_fault+0x1e/0x30

 4630 19:40:00.112390  <4>[   43.403863]  ? execute_location+0x48/0x56

 4631 19:40:00.115670  <4>[   43.408127]  ? direct_entry.cold+0x2c/0x38

 4632 19:40:00.118881  <4>[   43.412482]  ? full_proxy_write+0x56/0x80

 4633 19:40:00.122216  <4>[   43.416750]  ? vfs_write+0xea/0x3b0

 4634 19:40:00.125591  <4>[   43.420495]  ? ksys_write+0x68/0xf0

 4635 19:40:00.132119  <4>[   43.424242]  ? do_syscall_64+0x33/0x40

 4636 19:40:00.135591  <4>[   43.428246]  ? entry_SYSCALL_64_after_hwframe+0x62/0xc7

 4637 19:40:00.174979  <4>[   43.433729] Modules linked in: fuse ip_tables cros_ec_lightbar cros_ec_sysfs cros_ec_debugfs cros_usbpd_logger cros_ec_chardev cros_usbpd_charger gsmi uvcvideo videobuf2_vmalloc videobuf2_memops videobuf2_v4l2 cros_ec_dev videobuf2_common designware_i2s cros_usbpd_notify chromeos_pstore snd_soc_max98357a snd_soc_adau7002 snd_soc_acp_da7219mx98357_mach snd_soc_da7219 acp_audio_dma snd_soc_core snd_compress snd_pcm_dmaengine coreboot_table regmap_i2c

 4638 19:40:00.178365  <4>[   43.473654] CR2: ffffffff9acf8940

 4639 19:40:00.184927  <4>[   43.477226] ---[ end trace a0626c0c85df464a ]---

 4640 19:40:00.188111  <4>[   43.482099] RIP: 0010:lkdtm_BUG+0x5/0x10

 4641 19:40:00.208346  <4>[   43.486277] Code: 89 ff e8 5e d4 79 ff 48 c7 c0 ea ff ff ff eb de 48 c7 c0 ea ff ff ff e9 09 8c a8 00 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 f0 7d 0b 03

 4642 19:40:00.215133  <4>[   43.505275] RSP: 0018:ffffa70700c6fe60 EFLAGS: 00010286

 4643 19:40:00.221634  <4>[   43.510754] RAX: ffffffff99b7bf00 RBX: 0000000000000001 RCX: 0000000000000000

 4644 19:40:00.228184  <4>[   43.518136] RDX: 0000000000000000 RSI: ffffa2b66ad1bf50 RDI: ffffffff9acf84b0

 4645 19:40:00.234938  <4>[   43.525522] RBP: ffffffff9b1e8e88 R08: 0000000000000001 R09: 0000000000000001

 4646 19:40:00.244851  <4>[   43.532906] R10: 00000000ffffe000 R11: 3fffffffffffffff R12: 0000000000000004

 4647 19:40:00.251550  <4>[   43.540292] R13: ffffa70700c6ff10 R14: ffffa70700c6ff10 R15: ffffa2b6466f5000

 4648 19:40:00.257496  <4>[   43.547675] FS:  00007f2d1440b580(0000) GS:ffffa2b66ad00000(0000) knlGS:0000000000000000

 4649 19:40:00.264463  <4>[   43.556012] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033

 4650 19:40:00.271082  <4>[   43.562008] CR2: ffffffff9acf8940 CR3: 0000000103010000 CR4: 00000000001506e0

 4651 19:40:00.281009  <3>[   43.569394] BUG: sleeping function called from invalid context at include/linux/percpu-rwsem.h:49

 4652 19:40:00.287466  <3>[   43.578511] in_atomic(): 0, irqs_disabled(): 1, non_block: 0, pid: 1710, name: cat

 4653 19:40:00.294510  <4>[   43.586330] INFO: lockdep is turned off.

 4654 19:40:00.297245  <4>[   43.590506] irq event stamp: 0

 4655 19:40:00.303863  <4>[   43.593816] hardirqs last  enabled at (0): [<0000000000000000>] 0x0

 4656 19:40:00.310851  <4>[   43.600337] hardirqs last disabled at (0): [<ffffffff990fd6cc>] copy_process+0x65c/0x20e0

 4657 19:40:00.320726  <4>[   43.608760] softirqs last  enabled at (0): [<ffffffff990fd6cc>] copy_process+0x65c/0x20e0

 4658 19:40:00.327491  <4>[   43.617185] softirqs last disabled at (0): [<0000000000000000>] 0x0

 4659 19:40:00.334180  <4>[   43.623708] CPU: 1 PID: 1710 Comm: cat Tainted: G      D W         5.10.206-cip41 #1

 4660 19:40:00.340358  <4>[   43.631700] Hardware name: Google Grunt/Grunt, BIOS  09/05/2019

 4661 19:40:00.343563  <4>[   43.637873] Call Trace:

 4662 19:40:00.346827  <4>[   43.640586]  dump_stack+0x77/0x9b

 4663 19:40:00.350149  <4>[   43.644162]  ___might_sleep.cold+0xa6/0xb6

 4664 19:40:00.353645  <4>[   43.648518]  exit_signals+0x1c/0x300

 4665 19:40:00.356828  <4>[   43.652349]  do_exit+0xc2/0xab0

 4666 19:40:00.363704  <4>[   43.655750]  ? ksys_write+0x68/0xf0

 4667 19:40:00.367152  <4>[   43.659495]  make_task_dead+0x2f/0x30

 4668 19:40:00.370279  <4>[   43.663415]  rewind_stack_and_make_dead+0x17/0x20

 4669 19:40:00.373580  <4>[   43.668375] RIP: 0033:0x7f2d142e5473

 4670 19:40:00.393074  <4>[   43.672207] Code: 8b 15 21 2a 0e 00 f7 d8 64 89 02 48 c7 c0 ff ff ff ff eb b7 0f 1f 00 64 8b 04 25 18 00 00 00 85 c0 75 14 b8 01 00 00 00 0f 05 <48> 3d 00 f0 ff ff 77 55 c3 0f 1f 40 00 48 83 ec 28 48 89 54 24 18

 4671 19:40:00.403551  <4>[   43.691205] RSP: 002b:00007ffdda5d6f88 EFLAGS: 00000246 ORIG_RAX: 0000000000000001

 4672 19:40:00.409911  <4>[   43.699026] RAX: ffffffffffffffda RBX: 000000000000000c RCX: 00007f2d142e5473

 4673 19:40:00.416120  <4>[   43.706411] RDX: 000000000000000c RSI: 00007f2d141d9000 RDI: 0000000000000001

 4674 19:40:00.423100  <4>[   43.713794] RBP: 00007f2d141d9000 R08: 00007f2d141d8010 R09: 0000000000000000

 4675 19:40:00.433104  <4>[   43.721179] R10: fffffffffffffbc5 R11: 0000000000000246 R12: 0000000000000001

 4676 19:40:00.439170  <4>[   43.728562] R13: 0000000000000001 R14: 0000000000020000 R15: 0000000000020000

 4677 19:40:00.439761  # Killed

 4678 19:40:00.480025  # [   42.850498] lkdtm: Performing direct entry EXEC_RODATA

 4679 19:40:00.485989  # [   42.866905] lkdtm: attempting ok execution at ffffffff99b7c2d0

 4680 19:40:00.492544  # [   42.895193] lkdtm: attempting bad execution at ffffffff9acf8940

 4681 19:40:00.499261  # [   42.923546] kernel tried to execute NX-protected page - exploit attempt? (uid: 0)

 4682 19:40:00.506065  # [   42.953431] BUG: unable to handle page fault for address: ffffffff9acf8940

 4683 19:40:00.512568  # [   42.982740] #PF: supervisor instruction fetch in kernel mode

 4684 19:40:00.519311  # [   43.010838] #PF: error_code(0x0011) - permissions violation

 4685 19:40:00.525539  # [   43.016661] PGD 6bc29067 P4D 6bc29067 PUD 6bc2a063 PMD 800000006b4001e1 

 4686 19:40:00.528649  # [   43.045793] Oops: 0011 [#9] SMP NOPTI

 4687 19:40:00.535485  # [   43.071897] CPU: 1 PID: 1710 Comm: cat Tainted: G      D W         5.10.206-cip41 #1

 4688 19:40:00.542266  # [   43.102071] Hardware name: Google Grunt/Grunt, BIOS  09/05/2019

 4689 19:40:00.548369  # [   43.108245] RIP: 0010:lkdtm_rodata_do_nothing+0x0/0x10

 4690 19:40:00.568514  # [   43.135814] Code: ff ff cf 0b 26 9a ff ff ff ff 12 2f 18 9b ff ff ff ff 15 f3 25 9a 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

 4691 19:40:00.571881  # [   43.176995] RSP: 0018:ffffa70701be7e48 EFLAGS: 00010246

 4692 19:40:00.578056  # [   43.204656] RAX: 0000000000000033 RBX: 0000000000000000 RCX: 0000000000000000

 4693 19:40:00.588051  # [   43.212039] RDX: 0000000000000000 RSI: ffffa2b66ad1bf50 RDI: ffffa2b66ad1bf50

 4694 19:40:00.594673  # [   43.241605] RBP: ffffffff9acf8940 R08: 0000000000000000 R09: 0000000000000000

 4695 19:40:00.600773  # [   43.248987] R10: 00000000ffffe000 R11: 3fffffffffffffff R12: 000000000000000c

 4696 19:40:00.607620  # [   43.278552] R13: ffffa70701be7f10 R14: ffffa70701be7f10 R15: ffffa2b64488d000

 4697 19:40:00.617522  # [   43.285935] FS:  00007f2d1440b580(0000) GS:<6>[   43.894105] lkdtm: Performing direct entry EXEC_USERSPACE

 4698 19:40:00.624172  ffffa2b66ad00000(0000) knlGS:0000000000000000

 4699 19:40:00.627227  # [   43.316455] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033

 4700 19:40:00.637162  # [   43.322451] CR2: ffffffff9acf8940 CR3: 0000000103010000 CR4: 00000000001506e0

 4701 19:40:00.637247  # [   43.352017] Call Trace:

 4702 19:40:00.647193  # [   43.376917]  ? __die_b<6>[   43.915873] lkdtm: attempting ok execution at ffffffff99b7c2d0

 4703 19:40:00.647278  ody.cold+0x1a/0x1f

 4704 19:40:00.653381  # [   43.391315]  ? no_context+0x177/0x380

 4705 19:40:00.657043  # [   43.395237]  ? exc_page_fault+0xd7/0x170

 4706 19:40:00.659986  # [   43.399418]  ? asm_exc_page_fault+0x1e/0x30

 4707 19:40:00.663442  # [   43.403863]  ? execute_location+0x48/0x56

 4708 19:40:00.673414  # [   43.408127]  ? direct_entry.cold+0x2c/0x38<6>[   43.944162] lkdtm: attempting bad execution at 00007fb2133d8000

 4709 19:40:00.676697  

 4710 19:40:00.679422  # [   43.412482]  ? full_proxy_write+0x56/0x80

 4711 19:40:00.683035  # [   43.416750]  ? vfs_write+0xea/0x3b0

 4712 19:40:00.686774  # [   43.420495]  ? ksys_write+0x68/0xf0

 4713 19:40:00.689461  # [   43.424242]  ? do_syscall_64+0x33/0x40

 4714 19:40:00.696189  # [   43.428246]  ? entry_SYSCALL_64_after_hwframe+0x62/0xc7

 4715 19:40:00.702799  # [   43.433729<2>[   43.972504] unable to execute userspace code (SMEP?) (uid: 0)

 4716 19:40:00.732328  ] Modules linked in: fuse ip_tables cros_ec_lightbar cros_ec_sysfs cros_ec_debugfs cros_usbpd_logger cros_ec_chardev cros_usbpd_charger gsmi uvcvideo videobuf2_vmalloc videobuf2_memops videobuf2_v4l2 cros_ec_dev videobuf2_common designware_i2s cros_usbpd_n<1>[   44.000651] BUG: unable to handle page fault for address: 00007fb2133d8000

 4717 19:40:00.748797  ot<ify chromeos_pstore snd_soc_max98357a snd_soc_adau7002 snd_soc_acp_da7219mx98357_mach snd_soc_da7219 acp_audio_dma snd_soc_core snd_compress snd_pcm_dmaengine coreboot_table regmap_i2c

 4718 19:40:00.752186  # [   43.473654] CR2: ffffffff9acf8940

 4719 19:40:00.762141  # [   43.477226] ---[ end tr1>[   44.029958] #PF: supervisor instruction fetch in kernel mode

 4720 19:40:00.762237  ac<e a0626c0c85df464a ]---

 4721 19:40:00.768701  # [   43.482099] RIP: 0010:lkdtm_BUG+0x5/0x10

 4722 19:40:00.788030  # [   43.486277] Code: 89 ff e8 5e d4 79 ff 48 c7 c0 ea ff ff ff eb de 48 c7 c0 ea ff ff ff e9 09 8c a8 00 48 c7 c0 f4 ff ff ff eb c9 0f 1f 44 00 00 <0f> 0b 66 0f 1f 84 00 00 00 00 01>[   44.058055] #PF: error_code(0x0011) - permissions violation

 4723 19:40:00.791717  0 0f 1f 44 00 00 83 05 f0 7d 0b 03

 4724 19:40:00.798230  # [   43.505275] RSP: 0018:ffffa70700c6fe60 EFLAGS: 00010286

 4725 19:40:00.804603  # [   43.510754] RAX: ffffffff99b7bf00 RBX: 0000000000000001 RCX: 0000000000000000

 4726 19:40:00.817444  # [   43.518136] RDX: 0000000000000000 RSI: ffffa2b66ad1bf50 RDI: ffffffff<6>[   44.086067] PGD 1048aa067 P4D 1048aa067 PUD 106783067 PMD 10360c067 PTE 10846d067

 4727 19:40:00.817529  9acf84b0

 4728 19:40:00.827327  # [   43.525522] RBP: ffffffff9b1e8e88 R08: 0000000000000001 R09: 0000000000000001

 4729 19:40:00.834086  # [   43.532906] R10: 00000000ffffe000 R11: 3fffffffffffffff R12: 0000000000000004

 4730 19:40:00.844171  # [   43.540292] R13: ffffa70700c6ff10 R14: ffffa70700c6ff10 R15: ffffa2b6466f<4>[   44.115985] Oops: 0011 [#10] SMP NOPTI

 4731 19:40:00.844255  5000

 4732 19:40:00.853834  # [   43.547675] FS:  00007f2d1440b580(0000) GS:ffffa2b66ad00000(0000) knlGS:0000000000000000

 4733 19:40:00.860448  # [   43.556012] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033

 4734 19:40:00.867236  # [   43.562008] CR2: ffffffff9acf8940 CR3: 0000000103010000 CR4: 00000000001506e0

 4735 19:40:00.873748  # [<4>[   44.142176] CPU: 1 PID: 1747 Comm: cat Tainted: G      D W         5.10.206-cip41 #1

 4736 19:40:00.883716    < 43.569394] BUG: sleeping function called from invalid context at include/linux/percpu-rwsem.h:49

 4737 19:40:00.890006  # [   43.578511] in_atomic(): 0, irqs_disabled(): 1, non_block: 0, pid: 1710, name: cat

 4738 19:40:00.896663  # [   43.586330] INFO: lockdep is turned off.

 4739 19:40:00.903357  # [   43.590506] ir4>[   44.172349] Hardware name: Google Grunt/Grunt, BIOS  09/05/2019

 4740 19:40:00.903660  q event stamp: 0

 4741 19:40:00.909889  # [   43.593816] hardirqs last  enabled at (0): [<0000000000000000>] 0x0

 4742 19:40:00.920061  # [   43.600337] hardirqs last disabled at (0): [<ffffffff990fd6cc>] copy_process+0x65c/0x20e0

 4743 19:40:00.930114  # [   43.608760] softirqs last  enabled at (0): [<ffffffff990fd6cc>]<4>[   44.200712] RIP: 0010:0x7fb2133d8000

 4744 19:40:00.932895   c<opy_process+0x65c/0x20e0

 4745 19:40:00.939914  # [   43.617185] softirqs last disabled at (0): [<0000000000000000>] 0x0

 4746 19:40:00.946560  # [   43.623708] CPU: 1 PID: 1710 Comm: cat Tainted: G      D W         5.10.206-cip41 #1

 4747 19:40:00.959214  # [   43.631700] Hardware name: Google Grunt/Grunt, BIOS  09/054>[   44.226724] Code: Unable to access opcode bytes at RIP 0x7fb2133d7fd6.

 4748 19:40:00.959667  /2019

 4749 19:40:00.963056  # [   43.637873] Call Trace:

 4750 19:40:00.965881  # [   43.640586]  dump_stack+0x77/0x9b

 4751 19:40:00.969813  # [   43.644162]  ___might_sleep.cold+0xa6/0xb6

 4752 19:40:00.972425  # [   43.648518]  exit_signals+0x1c/0x300

 4753 19:40:00.976132  # [   43.652349]  do_exit+0xc2/0xab0

 4754 19:40:00.979504  # [   43.655750]  ? ksys_write+0x68/0xf0

 4755 19:40:00.986055  # [   4<4>[   44.255689] RSP: 0018:ffffa70701c6fe50 EFLAGS: 00010246

 4756 19:40:00.988754  3.<659495]  make_task_dead+0x2f/0x30

 4757 19:40:00.995545  # [   43.663415]  rewind_stack_and_make_dead+0x17/0x20

 4758 19:40:00.998911  # [   43.668375] RIP: 0033:0x7f2d142e5473

 4759 19:40:01.015657  # [   43.672207] Code: 8b 15 21 2a 0e 00 f7 d8 64 89 02 48 c7 c0 ff ff ff ff eb b7 0f 1f 00 64 8b 04 25 18 00 00 00 85 c4>[   44.283351] RAX: 0000000000000033 RBX: 0000000000000024 RCX: 0000000000000000

 4760 19:40:01.025033  0 <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

 4761 19:40:01.032070  # [   43.691205] RSP: 002b:00007ffdda5d6f88 EFLAGS: 00000246 ORIG_RAX: 0000000000000001

 4762 19:40:01.045323  # [   43.699026] RAX: ffffffffffffffda RBX: 000000000000000c RCX: 0004>[   44.312921] RDX: 0000000000000000 RSI: ffffa2b66ad1bf50 RDI: ffffa2b66ad1bf50

 4763 19:40:01.048163  07<f2d142e5473

 4764 19:40:01.055101  # [   43.706411] RDX: 000000000000000c RSI: 00007f2d141d9000 RDI: 0000000000000001

 4765 19:40:01.061665  # [   43.713794] RBP: 00007f2d141d9000 R08: 00007f2d141d8010 R09: 0000000000000000

 4766 19:40:01.074468  # [   43.721179] R10: fffffffffffffbc5 R11: 0000000000000246 R12: 00000004>[   44.342493] RBP: 00007fb2133d8000 R08: 0000000000000000 R09: 0000000000000000

 4767 19:40:01.080912  <4>[   44.372064] R10: 00000000ffffe000 R11: 3fffffffffffffff R12: 000000000000000f

 4768 19:40:01.084764  000000001

 4769 19:40:01.091354  # [   43.728562] R13: 0000000000000001 R14: 0000000000020000 R15: 0000000000020000

 4770 19:40:01.094107  # EXEC_RODATA: saw 'call trace:': ok

 4771 19:40:01.097458  ok 34 selftests: lkdtm: EXEC_RODATA.sh

 4772 19:40:01.100732  # selftests: lkdtm: EXEC_USERSPACE.sh

 4773 19:40:01.107593  <4>[   44.379447] R13: ffffa70701c6ff10 R14: ffffa70701c6ff10 R15: ffffa2b6437ed000

 4774 19:40:01.116902  <4>[   44.405201] FS:  00007fb2133da580(0000) GS:ffffa2b66ad00000(0000) knlGS:0000000000000000

 4775 19:40:01.123635  <4>[   44.413539] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033

 4776 19:40:01.130215  <4>[   44.419536] CR2: 00007fb2133d8000 CR3: 0000000103388000 CR4: 00000000001506e0

 4777 19:40:01.133411  <4>[   44.426921] Call Trace:

 4778 19:40:01.136879  <4>[   44.429637]  ? __die_body.cold+0x1a/0x1f

 4779 19:40:01.140068  <4>[   44.433820]  ? no_context+0x177/0x380

 4780 19:40:01.143279  <4>[   44.437745]  ? exc_page_fault+0x53/0x170

 4781 19:40:01.150013  <4>[   44.441925]  ? asm_exc_page_fault+0x1e/0x30

 4782 19:40:01.153365  <4>[   44.446369]  ? lkdtm_EXEC_USERSPACE.cold+0x69/0xae

 4783 19:40:01.160081  <4>[   44.451415]  ? direct_entry.cold+0x2c/0x38

 4784 19:40:01.163375  <4>[   44.455771]  ? full_proxy_write+0x56/0x80

 4785 19:40:01.166557  <4>[   44.460038]  ? vfs_write+0xea/0x3b0

 4786 19:40:01.170215  <4>[   44.463782]  ? ksys_write+0x68/0xf0

 4787 19:40:01.173166  <4>[   44.467530]  ? do_syscall_64+0x33/0x40

 4788 19:40:01.180080  <4>[   44.471535]  ? entry_SYSCALL_64_after_hwframe+0x62/0xc7

 4789 19:40:01.219550  <4>[   44.477018] Modules linked in: fuse ip_tables cros_ec_lightbar cros_ec_sysfs cros_ec_debugfs cros_usbpd_logger cros_ec_chardev cros_usbpd_charger gsmi uvcvideo videobuf2_vmalloc videobuf2_memops videobuf2_v4l2 cros_ec_dev videobuf2_common designware_i2s cros_usbpd_notify chromeos_pstore snd_soc_max98357a snd_soc_adau7002 snd_soc_acp_da7219mx98357_mach snd_soc_da7219 acp_audio_dma snd_soc_core snd_compress snd_pcm_dmaengine coreboot_table regmap_i2c

 4790 19:40:01.222912  <4>[   44.516945] CR2: 00007fb2133d8000

 4791 19:40:01.229727  <4>[   44.520616] ---[ end trace a0626c0c85df464b ]---

 4792 19:40:01.232438  <4>[   44.525521] RIP: 0010:lkdtm_BUG+0x5/0x10

 4793 19:40:01.252337  <4>[   44.529850] Code: 89 ff e8 5e d4 79 ff 48 c7 c0 ea ff ff ff eb de 48 c7 c0 ea ff ff ff e9 09 8c a8 00 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 f0 7d 0b 03

 4794 19:40:01.255498  <4>[   44.548897] RSP: 0018:ffffa70700c6fe60 EFLAGS: 00010286

 4795 19:40:01.265737  <4>[   44.554466] RAX: ffffffff99b7bf00 RBX: 0000000000000001 RCX: 0000000000000000

 4796 19:40:01.272447  <4>[   44.561951] RDX: 0000000000000000 RSI: ffffa2b66ad1bf50 RDI: ffffffff9acf84b0

 4797 19:40:01.279270  <4>[   44.569385] RBP: ffffffff9b1e8e88 R08: 0000000000000001 R09: 0000000000000001

 4798 19:40:01.285575  <4>[   44.576833] R10: 00000000ffffe000 R11: 3fffffffffffffff R12: 0000000000000004

 4799 19:40:01.295600  <4>[   44.584289] R13: ffffa70700c6ff10 R14: ffffa70700c6ff10 R15: ffffa2b6466f5000

 4800 19:40:01.302081  <4>[   44.591744] FS:  00007fb2133da580(0000) GS:ffffa2b66ad00000(0000) knlGS:0000000000000000

 4801 19:40:01.308702  <4>[   44.600145] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033

 4802 19:40:01.315226  <4>[   44.606205] CR2: 00007fb2133d8000 CR3: 0000000103388000 CR4: 00000000001506e0

 4803 19:40:01.318334  # Killed

 4804 19:40:01.434966  # [   43.894105] lkdtm: Performing direct entry EXEC_USERSPACE

 4805 19:40:01.441146  # [   43.915873] lkdtm: attempting ok execution at ffffffff99b7c2d0

 4806 19:40:01.448066  # [   43.944162] lkdtm: attempting bad execution at 00007fb2133d8000

 4807 19:40:01.454678  # [   43.972504] unable to execute userspace code (SMEP?) (uid: 0)

 4808 19:40:01.460898  # [   44.000651] BUG: unable to handle page fault for address: 00007fb2133d8000

 4809 19:40:01.467888  # [   44.029958] #PF: supervisor instruction fetch in kernel mode

 4810 19:40:01.470868  # [   44.058055] #PF: error_code(0x0011) - permissions violation

 4811 19:40:01.480810  # [   44.086067] PGD 1048aa067 P4D 1048aa067 PUD 106783067 PMD 10360c067 PTE 10846d067

 4812 19:40:01.484074  # [   44.115985] Oops: 0011 [#10] SMP NOPTI

 4813 19:40:01.490932  # [   44.142176] CPU: 1 PID: 1747 Comm: cat Tainted: G      D W         5.10.206-cip41 #1

 4814 19:40:01.497289  # [   44.172349] Hardware name: Google Grunt/Grunt, BIOS  09/05/2019

 4815 19:40:01.500309  # [   44.200712] RIP: 0010:0x7fb2133d8000

 4816 19:40:01.507026  # [   44.226724] Code: Unable to access opcode bytes at RIP 0x7fb2133d7fd6.

 4817 19:40:01.513835  # [   44.255689] RSP: 0018:ffffa70701c6fe50 EFLAGS: 00010246

 4818 19:40:01.520552  # [   44.283351] RAX: 0000000000000033 RBX: 0000000000000024 RCX: 0000000000000000

 4819 19:40:01.527084  # [   44.312921] RDX: 0000000000000000 RSI: ffffa2b66ad1bf50 RDI: ffffa2b66ad1bf50

 4820 19:40:01.533654  # [   44.342493] RBP: 00007fb2133d8000 R08: 0000000000000000 R09: 0000000000000000

 4821 19:40:01.543101  # [   44.372064] R10: 00000000ffffe000 R11: 3fffffffffffffff R12: 000000000000000f

 4822 19:40:01.549768  # [   44.379447] R13: ffffa70701c6ff10 R14: f<6>[   44.837810] lkdtm: Performing direct entry EXEC_NULL

 4823 19:40:01.553115  fffa70701c6ff10 R15: ffffa2b6437ed000

 4824 19:40:01.562778  # [   44.405201] FS:  00007fb2133da580(0000) GS:ffffa2b66ad00000(0000) knlGS:0000000000000000

 4825 19:40:01.569487  # [   44.413539] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033

 4826 19:40:01.579306  # [   44.419536] CR2: 00007fb2133d8000 CR3: 0000000103<6>[   44.848897] lkdtm: attempting ok execution at ffffffff99b7c2d0

 4827 19:40:01.582684  388000 CR4: 00000000001506e0

 4828 19:40:01.585872  # [   44.426921] Call Trace:

 4829 19:40:01.589335  # [   44.429637]  ? __die_body.cold+0x1a/0x1f

 4830 19:40:01.592883  # [   44.433820]  ? no_context+0x177/0x380

 4831 19:40:01.595828  # [   44.437745]  ? exc_page_fault+0x53/0x170

 4832 19:40:01.602611  # [   44.441925]  ? asm_exc_page_fault+0x1e/0x30

 4833 19:40:01.609159  # [   44<6>[   44.877171] lkdtm: attempting bad execution at 0000000000000000

 4834 19:40:01.612475  .446369]  ? lkdtm_EXEC_USERSPACE.cold+0x69/0xae

 4835 19:40:01.615196  # [   44.451415]  ? direct_entry.cold+0x2c/0x38

 4836 19:40:01.622053  # [   44.455771]  ? full_proxy_write+0x56/0x80

 4837 19:40:01.625433  # [   44.460038]  ? vfs_write+0xea/0x3b0

 4838 19:40:01.628696  # [   44.463782]  ? ksys_write+0x68/0xf0

 4839 19:40:01.638466  # [   44.467530]  ? do_sys<1>[   44.905612] BUG: kernel NULL pointer dereference, address: 0000000000000000

 4840 19:40:01.641646  <1>[   44.934900] #PF: supervisor instruction fetch in kernel mode

 4841 19:40:01.648535  <1>[   44.940812] #PF: error_code(0x0010) - not-present page

 4842 19:40:01.651775  <6>[   44.946203] PGD 0 P4D 0 

 4843 19:40:01.655154  <4>[   44.948997] Oops: 0010 [#11] SMP NOPTI

 4844 19:40:01.665054  <4>[   44.953001] CPU: 0 PID: 1784 Comm: cat Tainted: G      D W         5.10.206-cip41 #1

 4845 19:40:01.668609  <4>[   44.960990] Hardware name: Google Grunt/Grunt, BIOS  09/05/2019

 4846 19:40:01.671739  <4>[   44.967161] RIP: 0010:0x0

 4847 19:40:01.678256  <4>[   44.970041] Code: Unable to access opcode bytes at RIP 0xffffffffffffffd6.

 4848 19:40:01.684920  <4>[   44.977162] RSP: 0018:ffffa70701cefe48 EFLAGS: 00010246

 4849 19:40:01.691481  <4>[   44.982639] RAX: 0000000000000033 RBX: 0000000000000000 RCX: 0000000000000000

 4850 19:40:01.701564  <4>[   44.990020] RDX: 0000000000000000 RSI: ffffa2b66ad1bf50 RDI: ffffa2b66ad1bf50

 4851 19:40:01.707932  <4>[   44.997403] RBP: 0000000000000000 R08: 0000000000000000 R09: 0000000000000000

 4852 19:40:01.714390  <4>[   45.004784] R10: 00000000ffffe000 R11: 3fffffffffffffff R12: 000000000000000a

 4853 19:40:01.720857  <4>[   45.012167] R13: ffffa70701ceff10 R14: ffffa70701ceff10 R15: ffffa2b6434f4000

 4854 19:40:01.730975  <4>[   45.019550] FS:  00007fc6910c9580(0000) GS:ffffa2b66ac00000(0000) knlGS:0000000000000000

 4855 19:40:01.737514  <4>[   45.027885] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033

 4856 19:40:01.744074  <4>[   45.033880] CR2: ffffffffffffffd6 CR3: 0000000103798000 CR4: 00000000001506f0

 4857 19:40:01.747431  <4>[   45.041261] Call Trace:

 4858 19:40:01.750957  <4>[   45.043972]  ? __die_body.cold+0x1a/0x1f

 4859 19:40:01.754258  <4>[   45.048153]  ? no_context+0x177/0x380

 4860 19:40:01.757020  <4>[   45.052072]  ? exc_page_fault+0x53/0x170

 4861 19:40:01.763930  <4>[   45.056251]  ? asm_exc_page_fault+0x1e/0x30

 4862 19:40:01.767078  <4>[   45.060694]  execute_location+0x48/0x56

 4863 19:40:01.770418  <4>[   45.064786]  direct_entry.cold+0x2c/0x38

 4864 19:40:01.773777  <4>[   45.068965]  full_proxy_write+0x56/0x80

 4865 19:40:01.780355  <4>[   45.073059]  vfs_write+0xea/0x3b0

 4866 19:40:01.783568  <4>[   45.076631]  ksys_write+0x68/0xf0

 4867 19:40:01.786874  <4>[   45.080205]  do_syscall_64+0x33/0x40

 4868 19:40:01.790241  <4>[   45.084035]  entry_SYSCALL_64_after_hwframe+0x62/0xc7

 4869 19:40:01.796986  <4>[   45.089339] RIP: 0033:0x7fc690fd5473

 4870 19:40:01.813857  <4>[   45.093172] Code: 8b 15 21 2a 0e 00 f7 d8 64 89 02 48 c7 c0 ff ff ff ff eb b7 0f 1f 00 64 8b 04 25 18 00 00 00 85 c0 75 14 b8 01 00 00 00 0f 05 <48> 3d 00 f0 ff ff 77 55 c3 0f 1f 40 00 48 83 ec 28 48 89 54 24 18

 4871 19:40:01.823688  <4>[   45.112168] RSP: 002b:00007ffe4b07f168 EFLAGS: 00000246 ORIG_RAX: 0000000000000001

 4872 19:40:01.829931  <4>[   45.119986] RAX: ffffffffffffffda RBX: 000000000000000a RCX: 00007fc690fd5473

 4873 19:40:01.836513  <4>[   45.127370] RDX: 000000000000000a RSI: 00007fc690ec9000 RDI: 0000000000000001

 4874 19:40:01.843176  <4>[   45.134754] RBP: 00007fc690ec9000 R08: 00007fc690ec8010 R09: 0000000000000000

 4875 19:40:01.853208  <4>[   45.142137] R10: fffffffffffffbc5 R11: 0000000000000246 R12: 0000000000000001

 4876 19:40:01.859915  <4>[   45.149521] R13: 0000000000000001 R14: 0000000000020000 R15: 0000000000020000

 4877 19:40:01.899428  <4>[   45.156909] Modules linked in: fuse ip_tables cros_ec_lightbar cros_ec_sysfs cros_ec_debugfs cros_usbpd_logger cros_ec_chardev cros_usbpd_charger gsmi uvcvideo videobuf2_vmalloc videobuf2_memops videobuf2_v4l2 cros_ec_dev videobuf2_common designware_i2s cros_usbpd_notify chromeos_pstore snd_soc_max98357a snd_soc_adau7002 snd_soc_acp_da7219mx98357_mach snd_soc_da7219 acp_audio_dma snd_soc_core snd_compress snd_pcm_dmaengine coreboot_table regmap_i2c

 4878 19:40:01.902895  <4>[   45.196835] CR2: 0000000000000000

 4879 19:40:01.906232  call_64+0x33/0x40

 4880 19:40:01.909078  # [   44.471535]  ? entry_SYSCALL_64_after_hwframe+0x62/0xc7

 4881 19:40:01.928945  # [   44.477018] Modules linked in: fuse ip_tables cros_ec_lightbar cros_ec_sysfs cros_ec_debugfs cros_usbpd_logger cros_ec_chardev cros_usbpd_charger gsmi uvcvideo videobuf2_<4>[   45.200504] ---[ end trace a0626c0c85df464c ]---

 4882 19:40:01.955292  vmalloc videobuf2_memops videobuf2_v4l2 cros_ec_dev videobuf2_common designware_i2s cros_usbpd_notify chromeos_pstore snd_soc_max98357a snd_soc_adau7002 snd_soc_acp_da7219mx98357_mach snd_soc_da7219 acp_audio_dma snd_soc_core snd_compress snd_pcm_dmaengine<4>[   45.227562] RIP: 0010:lkdtm_BUG+0x5/0x10

 4883 19:40:01.958968   coreboot_table regmap_i2c

 4884 19:40:01.962420  # [   44.516945] CR2: 00007fb2133d8000

 4885 19:40:01.965111  # [   44.520616] ---[ end trace a0626c0c85df464b ]---

 4886 19:40:01.971757  # [   44.525521] RIP: 0010:lkdtm_BUG+0x5/0x10

 4887 19:40:01.998165  # [   44.529850] Code: 89 ff e8 5e d4 79 ff 48 c7 c0 ea ff ff ff eb de 48 c7 c0 ea ff <4>[   45.253921] Code: 89 ff e8 5e d4 79 ff 48 c7 c0 ea ff ff ff eb de 48 c7 c0 ea ff ff ff e9 09 8c a8 00 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 f0 7d 0b 03

 4888 19:40:02.008346  ff ff e9 09 8c a8 00 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 f0 7d 0b 03

 4889 19:40:02.015213  # [   44.548897] RSP: 0018:ffffa70700c6fe60 EFLAGS: 00010286

 4890 19:40:02.025221  # [   44.554466] RAX: ffffffff99b7bf00 RBX: 0000000000000001 R<4>[   45.295110] RSP: 0018:ffffa70700c6fe60 EFLAGS: 00010286

 4891 19:40:02.028628  CX: 0000000000000000

 4892 19:40:02.034664  # [   44.561951] RDX: 0000000000000000 RSI: ffffa2b66ad1bf50 RDI: ffffffff9acf84b0

 4893 19:40:02.041283  # [   44.569385] RBP: ffffffff9b1e8e88 R08: 0000000000000001 R09: 0000000000000001

 4894 19:40:02.054782  # [   44.576833] R10: 00000000ffffe000 R11: 3fffffffffffffff R12: <4>[   45.322777] RAX: ffffffff99b7bf00 RBX: 0000000000000001 RCX: 0000000000000000

 4895 19:40:02.057982  0000000000000004

 4896 19:40:02.064394  # [   44.584289] R13: ffffa70700c6ff10 R14: ffffa70700c6ff10 R15: ffffa2b6466f5000

 4897 19:40:02.070744  # [   44.591744] FS:  00007fb2133da580(0000) GS:ffffa2b66ad00000(0000) knlGS:0000000000000000

 4898 19:40:02.084131  # [   44.600145] CS:  0010 DS: 0000 ES: 0000 CR0: 000000008<4>[   45.352353] RDX: 0000000000000000 RSI: ffffa2b66ad1bf50 RDI: ffffffff9acf84b0

 4899 19:40:02.084748  0050033

 4900 19:40:02.094373  # [   44.606205] CR2: 00007fb2133d8000 CR3: 0000000103388000 CR4: 00000000001506e0

 4901 19:40:02.097306  # EXEC_USERSPACE: saw 'call trace:': ok

 4902 19:40:02.100864  ok 35 selftests: lkdtm: EXEC_USERSPACE.sh

 4903 19:40:02.103888  # selftests: lkdtm: EXEC_NULL.sh

 4904 19:40:02.111014  <4>[   45.381915] RBP: ffffffff9b1e8e88 R08: 0000000000000001 R09: 0000000000000001

 4905 19:40:02.117728  <4>[   45.407544] R10: 00000000ffffe000 R11: 3fffffffffffffff R12: 0000000000000004

 4906 19:40:02.123708  <4>[   45.414934] R13: ffffa70700c6ff10 R14: ffffa70700c6ff10 R15: ffffa2b6466f5000

 4907 19:40:02.134004  <4>[   45.422327] FS:  00007fc6910c9580(0000) GS:ffffa2b66ac00000(0000) knlGS:0000000000000000

 4908 19:40:02.140749  <4>[   45.430671] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033

 4909 19:40:02.147273  <4>[   45.436676] CR2: ffffffffffffffd6 CR3: 0000000103798000 CR4: 00000000001506f0

 4910 19:40:02.147931  # Killed

 4911 19:40:02.178812  # [   44.837810] lkdtm: Performing direct entry EXEC_NULL

 4912 19:40:02.185341  # [   44.848897] lkdtm: attempting ok execution at ffffffff99b7c2d0

 4913 19:40:02.191576  # [   44.877171] lkdtm: attempting bad execution at 0000000000000000

 4914 19:40:02.198590  # [   44.905612] BUG: kernel NULL pointer dereference, address: 0000000000000000

 4915 19:40:02.204965  # [   44.934900] #PF: supervisor instruction fetch in kernel mode

 4916 19:40:02.208036  # [   44.940812] #PF: error_code(0x0010) - not-present page

 4917 19:40:02.211296  # [   44.946203] PGD 0 P4D 0 

 4918 19:40:02.214842  # [   44.948997] Oops: 0010 [#11] SMP NOPTI

 4919 19:40:02.224777  # [   44.953001] CPU: 0 PID: 1784 Comm: cat Tainted: G      D W         5.10.206-cip41 #1

 4920 19:40:02.228102  # [   44.960990] Hardware name: Google Grunt/Grunt, BIOS  09/05/2019

 4921 19:40:02.231215  # [   44.967161] RIP: 0010:0x0

 4922 19:40:02.237735  # [   44.970041] Code: Unable to access opcode bytes at RIP 0xffffffffffffffd6.

 4923 19:40:02.244636  # [   44.977162] RSP: 0018:ffffa70701cefe48 EFLAGS: 00010246

 4924 19:40:02.251154  # [   44.982639] RAX: 0000000000000033 RBX: 0000000000000000 RCX: 0000000000000000

 4925 19:40:02.257641  # [   44.990020] RDX: 0000000000000000 RSI: ffffa2b66ad1bf50 RDI: ffffa2b66ad1bf50

 4926 19:40:02.267793  # [   44.997403] RBP: 0000000000000000 R08: 0000000000000000 R09: 0000000000000000

 4927 19:40:02.273998  # [   45.004784] R10: 00000000ffffe000 R11: 3fffffffffffffff R12: 000000000000000a

 4928 19:40:02.280832  # [   45.012167] R13: ffffa70701ceff10 R14: ffffa70701ceff10 R15: ffffa2b6434f4000

 4929 19:40:02.290805  # [   45.019550] FS:  00007fc6910c9580(0000) GS:ffffa2b66ac00000(0000) knlGS:0000000000000000

 4930 19:40:02.294040  # [   45.027885] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033

 4931 19:40:02.304059  # [   45.033880] CR2: ffffffffffffffd6 CR3: 0000000103798000 CR4: 00000000001506f0

 4932 19:40:02.304621  # [   45.041261] Call Trace:

 4933 19:40:02.310130  # [   45.043972]  ? __die_body.cold+0x1a/0x1f

 4934 19:40:02.313528  # [   45.048153]  ? no_context+0x177/0x380

 4935 19:40:02.317412  # [   45.052072]  ? exc_page_fault+0x53/0x170

 4936 19:40:02.320280  # [   45.056251]  ? asm_exc_page_fault+0x1e/0x30

 4937 19:40:02.326882  # [   45.060694]  execute_location+0x48/0x56

 4938 19:40:02.330302  # [   45.064786]  direct_entry.cold+0x2c/0x38

 4939 19:40:02.339986  # [   45.068965]  full_proxy_write+0x56/0x8<6>[   45.611627] lkdtm: Performing direct entry ACCESS_USERSPACE

 4940 19:40:02.340462  0

 4941 19:40:02.343231  # [   45.073059]  vfs_write+0xea/0x3b0

 4942 19:40:02.346693  # [   45.076631]  ksys_write+0x68/0xf0

 4943 19:40:02.350088  # [   45.080205]  do_syscall_64+0x33/0x40

 4944 19:40:02.356595  # [   45.084035]  entry_SYSCALL_64_after_hwframe+0x62/0xc7

 4945 19:40:02.359919  # [   45.089339] RIP: 0033:0x7fc690fd5473

 4946 19:40:02.366300  # [   45.093172] Code: 8b 1<6>[   45.636230] lkdtm: attempting bad read at 00007f9f2a9c7000

 4947 19:40:02.383253  5 21 2a 0e 00 f7 d8 64 89 02 48 c7 c0 ff ff ff ff eb b7 0f 1f 00 64 8b 04 25 18 00 00 00 85 c0 75 14 b8 01 00 00 00 0f 05 <48> 3d 00 f0 ff ff 77 55 c3 0f 1f 40 00 48 83 ec 28 48 89 54 24 18

 4948 19:40:02.392693  # [   45.112168] RSP: 002b:00007ffe4b07f168 EFLAGS: 00000246 ORIG<3>[   45.664189] lkdtm: FAIL: survived bad read

 4949 19:40:02.396242  _RAX: 0000000000000001

 4950 19:40:02.402709  # [   45.119986] RAX: ffffffffffffffda RBX: 000000000000000a RCX: 00007fc690fd5473

 4951 19:40:02.409221  # [   45.127370] RDX: 000000000000000a RSI: 00007fc690ec9000 RDI: 0000000000000001

 4952 19:40:02.422402  # [   45.134754] RBP: 00007fc690ec9000 R08: 00007fc690ec8010 R09<6>[   45.690712] lkdtm: attempting bad write at 00007f9f2a9c7000

 4953 19:40:02.422890  : 0000000000000000

 4954 19:40:02.428838  # [   45.142137] R10: fffffffffffffbc5 R11: 0000000000000246 R12: 0000000000000001

 4955 19:40:02.438944  # [   45.149521] R13: 0000000000000001 R14: 0000000000020000 R15: 0000000000020000

 4956 19:40:02.448841  # [   45.156909] Modules linked in: fuse ip_tables cros_ec_lightbar <3>[   45.718728] lkdtm: FAIL: survived bad write

 4957 19:40:02.481571  cros_ec_sysfs cros_ec_debugfs cros_usbpd_logger cros_ec_chardev cros_usbpd_charger gsmi uvcvideo videobuf2_vmalloc videobuf2_memops videobuf2_v4l2 cros_ec_dev videobuf2_common designware_i2s cros_usbpd_notify chromeos_pstore snd_soc_max98357a snd_soc_adau7002 snd_soc_acp_da7219mx98357_mach snd_soc_da7219 acp_audio_dma snd_soc_core snd_compress snd_pcm_dmaengine coreboot_table regmap_i2c

 4958 19:40:02.485476  # [   45.196835] CR2: 0000000000000000

 4959 19:40:02.491949  # [   45.200504] ---[ end trace a0626c0c85df464c ]---

 4960 19:40:02.494664  # [   45.227562] RIP: 0010:lkdtm_BUG+0x5/0x10

 4961 19:40:02.514865  # [   45.253921] Code: 89 ff e8 5e d4 79 ff 48 c7 c0 ea ff ff ff eb de 48 c7 c0 ea ff ff ff e9 09 8c a8 00 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 f0 7d 0b 03

 4962 19:40:02.518130  # [   45.295110] RSP: 0018:ffffa70700c6fe60 EFLAGS: 00010286

 4963 19:40:02.524859  # [   45.322777] RAX: ffffffff99b7bf00 RBX: 0000000000000001 RCX: 0000000000000000

 4964 19:40:02.534347  # [   45.352353] RDX: 0000000000000000 RSI: ffffa2b66ad1bf50 RDI: ffffffff9acf84b0

 4965 19:40:02.540898  # [   45.381915] RBP: ffffffff9b1e8e88 R08: 0000000000000001 R09: 0000000000000001

 4966 19:40:02.547634  # [   45.407544] R10: 00000000ffffe000 R11: 3fffffffffffffff R12: 0000000000000004

 4967 19:40:02.554252  # [   45.414934] R13: ffffa70700c6ff10 R14: ffffa70700c6ff10 R15: ffffa2b6466f5000

 4968 19:40:02.564128  # [   45.422327] FS:  00007fc6910c9580(0000) GS:ffffa2b66ac00000(0000) knlGS:0000000000000000

 4969 19:40:02.567590  # [   45.430671] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033

 4970 19:40:02.577862  # [   45.436676] CR2: ffffffffffffffd6 CR3: 0000000103798000 CR4: 00000000001506f0

 4971 19:40:02.580560  # EXEC_NULL: saw 'call trace:': ok

 4972 19:40:02.583611  ok 36 selftests: lkdtm: EXEC_NULL.sh

 4973 19:40:02.586912  # selftests: lkdtm: ACCESS_USERSPACE.sh

 4974 19:40:02.590227  # [   45.611627] lkdtm: Performing direct entry ACCESS_USERSPACE

 4975 19:40:02.597284  # [   45.636230] lkdtm: attempting bad read at 00007f9f2a9c7000

 4976 19:40:02.600265  # [   45.664189] lkdtm: FAIL: survived bad read

 4977 19:40:02.610043  # [   45.690712] <6>[   45.887250] lkdtm: Performing direct entry ACCESS_NULL

 4978 19:40:02.613262  lkdtm: attempting bad write at 00007f9f2a9c7000

 4979 19:40:02.616608  # [   45.718728] lkdtm: FAIL: survived bad write

 4980 19:40:02.619804  # ACCESS_USERSPACE: missing 'call trace:': [FAIL]

 4981 19:40:02.626335  not ok 37 selftests: lkdtm: ACCESS_USERSPACE.sh # exit=1

 4982 19:40:02.629716  # selftests: lkdtm: ACCESS_NULL.sh

 4983 19:40:02.636496  <6>[   45.906092] lkdtm: attempting bad read at 0000000000000000

 4984 19:40:02.643270  <1>[   45.933094] BUG: kernel NULL pointer dereference, address: 0000000000000000

 4985 19:40:02.646666  <1>[   45.940309] #PF: supervisor read access in kernel mode

 4986 19:40:02.653201  <1>[   45.945702] #PF: error_code(0x0000) - not-present page

 4987 19:40:02.656341  <6>[   45.951092] PGD 0 P4D 0 

 4988 19:40:02.659396  <4>[   45.953885] Oops: 0000 [#12] SMP NOPTI

 4989 19:40:02.670056  <4>[   45.957892] CPU: 1 PID: 1855 Comm: cat Tainted: G      D W         5.10.206-cip41 #1

 4990 19:40:02.672667  <4>[   45.965881] Hardware name: Google Grunt/Grunt, BIOS  09/05/2019

 4991 19:40:02.679474  <4>[   45.972057] RIP: 0010:lkdtm_ACCESS_NULL+0x14/0x53

 4992 19:40:02.699454  <4>[   45.977016] Code: c8 d7 fb ff be 00 10 00 00 48 89 ef e8 56 6d 0a ff e9 69 ff ff ff 0f 1f 44 00 00 53 31 f6 48 c7 c7 30 3c 18 9b e8 a2 d7 fb ff <48> 8b 1c 25 00 00 00 00 b8 de c0 de c0 48 c7 c7 58 3c 18 9b 48 01

 4993 19:40:02.702861  <4>[   45.996012] RSP: 0018:ffffa70701ddfe58 EFLAGS: 00010246

 4994 19:40:02.712247  <4>[   46.001489] RAX: 000000000000002e RBX: 0000000000000027 RCX: 0000000000000000

 4995 19:40:02.719119  <4>[   46.008871] RDX: 0000000000000000 RSI: ffffa2b66ad1bf50 RDI: ffffa2b66ad1bf50

 4996 19:40:02.726020  <4>[   46.016252] RBP: ffffffff9b182d21 R08: 0000000000000000 R09: 0000000000000000

 4997 19:40:02.732504  <4>[   46.023634] R10: 00000000ffffe000 R11: 3fffffffffffffff R12: 000000000000000c

 4998 19:40:02.742269  <4>[   46.031017] R13: ffffa70701ddff10 R14: ffffa70701ddff10 R15: ffffa2b645c8f000

 4999 19:40:02.749211  <4>[   46.038399] FS:  00007fc6dac403c0(0000) GS:ffffa2b66ad00000(0000) knlGS:0000000000000000

 5000 19:40:02.755306  <4>[   46.046736] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033

 5001 19:40:02.761894  <4>[   46.052731] CR2: 0000000000000000 CR3: 0000000106614000 CR4: 00000000001506e0

 5002 19:40:02.765720  <4>[   46.060111] Call Trace:

 5003 19:40:02.768948  <4>[   46.062823]  ? __die_body.cold+0x1a/0x1f

 5004 19:40:02.772106  <4>[   46.067003]  ? no_context+0x177/0x380

 5005 19:40:02.778675  <4>[   46.070924]  ? exc_page_fault+0x53/0x170

 5006 19:40:02.782101  <4>[   46.075102]  ? asm_exc_page_fault+0x1e/0x30

 5007 19:40:02.785257  <4>[   46.079540]  ? lkdtm_ACCESS_NULL+0x14/0x53

 5008 19:40:02.791746  <4>[   46.083889]  ? lkdtm_ACCESS_NULL+0x14/0x53

 5009 19:40:02.795107  <4>[   46.088240]  direct_entry.cold+0x2c/0x38

 5010 19:40:02.798596  <4>[   46.092420]  full_proxy_write+0x56/0x80

 5011 19:40:02.801806  <4>[   46.096513]  vfs_write+0xea/0x3b0

 5012 19:40:02.805272  <4>[   46.100082]  ksys_write+0x68/0xf0

 5013 19:40:02.808646  <4>[   46.103653]  do_syscall_64+0x33/0x40

 5014 19:40:02.814935  <4>[   46.107483]  entry_SYSCALL_64_after_hwframe+0x62/0xc7

 5015 19:40:02.818090  <4>[   46.112786] RIP: 0033:0x7fc6dab1d473

 5016 19:40:02.837988  <4>[   46.116616] Code: 8b 15 21 2a 0e 00 f7 d8 64 89 02 48 c7 c0 ff ff ff ff eb b7 0f 1f 00 64 8b 04 25 18 00 00 00 85 c0 75 14 b8 01 00 00 00 0f 05 <48> 3d 00 f0 ff ff 77 55 c3 0f 1f 40 00 48 83 ec 28 48 89 54 24 18

 5017 19:40:02.844637  <4>[   46.135612] RSP: 002b:00007ffed7c61d28 EFLAGS: 00000246 ORIG_RAX: 0000000000000001

 5018 19:40:02.854523  <4>[   46.143428] RAX: ffffffffffffffda RBX: 000000000000000c RCX: 00007fc6dab1d473

 5019 19:40:02.861278  <4>[   46.150811] RDX: 000000000000000c RSI: 00007fc6daa11000 RDI: 0000000000000001

 5020 19:40:02.867868  <4>[   46.158192] RBP: 00007fc6daa11000 R08: 00007fc6daa10010 R09: 0000000000000000

 5021 19:40:02.874174  <4>[   46.165573] R10: fffffffffffffbc5 R11: 0000000000000246 R12: 0000000000000001

 5022 19:40:02.884569  <4>[   46.172954] R13: 0000000000000001 R14: 0000000000020000 R15: 0000000000020000

 5023 19:40:02.924193  <4>[   46.180339] Modules linked in: fuse ip_tables cros_ec_lightbar cros_ec_sysfs cros_ec_debugfs cros_usbpd_logger cros_ec_chardev cros_usbpd_charger gsmi uvcvideo videobuf2_vmalloc videobuf2_memops videobuf2_v4l2 cros_ec_dev videobuf2_common designware_i2s cros_usbpd_notify chromeos_pstore snd_soc_max98357a snd_soc_adau7002 snd_soc_acp_da7219mx98357_mach snd_soc_da7219 acp_audio_dma snd_soc_core snd_compress snd_pcm_dmaengine coreboot_table regmap_i2c

 5024 19:40:02.927459  <4>[   46.220256] CR2: 0000000000000000

 5025 19:40:02.931079  <4>[   46.223879] ---[ end trace a0626c0c85df464d ]---

 5026 19:40:02.933777  <4>[   46.228782] RIP: 0010:lkdtm_BUG+0x5/0x10

 5027 19:40:02.953799  <4>[   46.233071] Code: 89 ff e8 5e d4 79 ff 48 c7 c0 ea ff ff ff eb de 48 c7 c0 ea ff ff ff e9 09 8c a8 00 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 f0 7d 0b 03

 5028 19:40:02.960316  <4>[   46.252118] RSP: 0018:ffffa70700c6fe60 EFLAGS: 00010286

 5029 19:40:02.967143  <4>[   46.257688] RAX: ffffffff99b7bf00 RBX: 0000000000000001 RCX: 0000000000000000

 5030 19:40:02.973670  <4>[   46.265143] RDX: 0000000000000000 RSI: ffffa2b66ad1bf50 RDI: ffffffff9acf84b0

 5031 19:40:02.983870  <4>[   46.272589] RBP: ffffffff9b1e8e88 R08: 0000000000000001 R09: 0000000000000001

 5032 19:40:02.990649  <4>[   46.280026] R10: 00000000ffffe000 R11: 3fffffffffffffff R12: 0000000000000004

 5033 19:40:02.997236  <4>[   46.287459] R13: ffffa70700c6ff10 R14: ffffa70700c6ff10 R15: ffffa2b6466f5000

 5034 19:40:03.007045  <4>[   46.294861] FS:  00007fc6dac403c0(0000) GS:ffffa2b66ad00000(0000) knlGS:0000000000000000

 5035 19:40:03.013737  <4>[   46.303238] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033

 5036 19:40:03.019665  <4>[   46.309254] CR2: 0000000000000000 CR3: 0000000106614000 CR4: 00000000001506e0

 5037 19:40:03.020098  # Killed

 5038 19:40:03.058274  # [   45.887250] lkdtm: Performing direct entry ACCESS_NULL

 5039 19:40:03.064451  # [   45.906092] lkdtm: attempting bad read at 0000000000000000

 5040 19:40:03.071192  # [   45.933094] BUG: kernel NULL pointer dereference, address: 0000000000000000

 5041 19:40:03.077293  # [   45.940309] #PF: supervisor read access in kernel mode

 5042 19:40:03.081281  # [   45.945702] #PF: error_code(0x0000) - not-present page

 5043 19:40:03.084374  # [   45.951092] PGD 0 P4D 0 

 5044 19:40:03.087333  # [   45.953885] Oops: 0000 [#12] SMP NOPTI

 5045 19:40:03.097254  # [   45.957892] CPU: 1 PID: 1855 Comm: cat Tainted: G      D W         5.10.206-cip41 #1

 5046 19:40:03.100705  # [   45.965881] Hardware name: Google Grunt/Grunt, BIOS  09/05/2019

 5047 19:40:03.107102  # [   45.972057] RIP: 0010:lkdtm_ACCESS_NULL+0x14/0x53

 5048 19:40:03.126858  # [   45.977016] Code: c8 d7 fb ff be 00 10 00 00 48 89 ef e8 56 6d 0a ff e9 69 ff ff ff 0f 1f 44 00 00 53 31 f6 48 c7 c7 30 3c 18 9b e8 a2 d7 fb ff <48> 8b 1c 25 00 00 00 00 b8 de c0 de c0 48 c7 c7 58 3c 18 9b 48 01

 5049 19:40:03.130235  # [   45.996012] RSP: 0018:ffffa70701ddfe58 EFLAGS: 00010246

 5050 19:40:03.136777  # [   46.001489] RAX: 000000000000002e RBX: 0000000000000027 RCX: 0000000000000000

 5051 19:40:03.146812  # [   46.008871] RDX: 0000000000000000 RSI: ffffa2b66ad1bf50 RDI: ffffa2b66ad1bf50

 5052 19:40:03.153690  # [   46.016252] RBP: ffffffff9b182d21 R08: 0000000000000000 R09: 0000000000000000

 5053 19:40:03.160375  # [   46.023634] R10: 00000000ffffe000 R11: 3fffffffffffffff R12: 000000000000000c

 5054 19:40:03.166186  # [   46.031017] R13: ffffa70701ddff10 R14: ffffa70701ddff10 R15: ffffa2b645c8f000

 5055 19:40:03.176192  # [   46.038399] FS:  00007fc6dac403c0(0000) GS:ffffa2b66ad00000(0000) knlGS:0000000000000000

 5056 19:40:03.183107  # [   46.046736] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033

 5057 19:40:03.189833  # [   46.052731] CR2: 0000000000000000 CR3: 0000000106614000 CR4: 00000000001506e0

 5058 19:40:03.193218  # [   46.060111] Call Trace:

 5059 19:40:03.196531  <6>[   46.483322] lkdtm: Performing direct entry WRITE_RO

 5060 19:40:03.196953  

 5061 19:40:03.199789  # [   46.062823]  ? __die_body.cold+0x1a/0x1f

 5062 19:40:03.205816  # [   46.067003]  ? no_context+0x177/0x380

 5063 19:40:03.209224  # [   46.070924]  ? exc_page_fault+0x53/0x170

 5064 19:40:03.212833  # [   46.075102]  ? asm_exc_page_fault+0x1e/0x30

 5065 19:40:03.216206  # [   46.079540]  ? lkdtm_ACCESS_NULL+0x14/0x53

 5066 19:40:03.225866  # [   46.083889]  <6>[   46.493865] lkdtm: attempting bad rodata write at ffffffff9acf8930

 5067 19:40:03.228947  ? lkdtm_ACCESS_NULL+0x14/0x53

 5068 19:40:03.232323  # [   46.088240]  direct_entry.cold+0x2c/0x38

 5069 19:40:03.235701  # [   46.092420]  full_proxy_write+0x56/0x80

 5070 19:40:03.239143  # [   46.096513]  vfs_write+0xea/0x3b0

 5071 19:40:03.242650  # [   46.100082]  ksys_write+0x68/0xf0

 5072 19:40:03.245517  # [   46.103653]  do_syscall_64+0x33/0x40

 5073 19:40:03.255541  # [   46.<1>[   46.522498] BUG: unable to handle page fault for address: ffffffff9acf8930

 5074 19:40:03.258455  107483]  entry_SYSCALL_64_after_hwframe+0x62/0xc7

 5075 19:40:03.262091  # [   46.112786] RIP: 0033:0x7fc6dab1d473

 5076 19:40:03.281680  # [   46.116616] Code: 8b 15 21 2a 0e 00 f7 d8 64 89 02 48 c7 c0 ff ff ff ff eb b7 0f 1f 00 64 8b 04 25 18 00 00 00 85 c0 75 14 b8 01 00 00 00 0f 05 <48> 3d 00 f0<1>[   46.551786] #PF: supervisor write access in kernel mode

 5077 19:40:03.288613   f<f ff 77 55 c3 0f 1f 40 00 48 83 ec 28 48 89 54 24 18

 5078 19:40:03.295358  # [   46.135612] RSP: 002b:00007ffed7c61d28 EFLAGS: 00000246 ORIG_RAX: 0000000000000001

 5079 19:40:03.301578  # [   46.143428] RAX: ffffffffffffffda RBX: 000000000000000c RCX: 00007fc6dab1d473

 5080 19:40:03.311422  # [   46.150811] RDX: 000001>[   46.579444] #PF: error_code(0x0003) - permissions violation

 5081 19:40:03.315081  0000000000c RSI: 00007fc6daa11000 RDI: 0000000000000001

 5082 19:40:03.321609  # [   46.158192] RBP: 00007fc6daa11000 R08: 00007fc6daa10010 R09: 0000000000000000

 5083 19:40:03.328264  # [   46.165573] R10: fffffffffffffbc5 R11: 0000000000000246 R12: 0000000000000001

 5084 19:40:03.337973  # [   46.172954] R13: 000000000<6>[   46.607455] PGD 6bc29067 P4D 6bc29067 PUD 6bc2a063 PMD 800000006b4001e1 

 5085 19:40:03.344422  0000001 R14: 0000000000020000 R15: 0000000000020000

 5086 19:40:03.364245  # [   46.180339] Modules linked in: fuse ip_tables cros_ec_lightbar cros_ec_sysfs cros_ec_debugfs cros_usbpd_logger cros_ec_chardev cros_usbpd_charger gsmi uvcvideo videobuf2_vmalloc videobuf2_memops vid<4>[   46.636591] Oops: 0003 [#13] SMP NOPTI

 5087 19:40:03.387719  eobuf2_v4l2 cros_ec_dev videobuf2_common designware_i2s cros_usbpd_notify chromeos_pstore snd_soc_max98357a snd_soc_adau7002 snd_soc_acp_da7219mx98357_mach snd_soc_da7219 acp_audio_dma snd_soc_core snd_compress snd_pcm_dmaengine coreboot_table regmap_i2c

 5088 19:40:03.394391  <4>[   46.662781] CPU: 1 PID: 1891 Comm: cat Tainted: G      D W         5.10.206-cip41 #1

 5089 19:40:03.400530  # <[   46.220256] CR2: 0000000000000000

 5090 19:40:03.403965  # [   46.223879] ---[ end trace a0626c0c85df464d ]---

 5091 19:40:03.407364  # [   46.228782] RIP: 0010:lkdtm_BUG+0x5/0x10

 5092 19:40:03.424003  # [   46.233071] Code: 89 ff e8 5e d4 79 ff 48 c7 c0 ea ff ff ff eb de 48 c7 c0 ea ff ff ff e9 09 8c a8 00 48 c7 c4>[   46.692952] Hardware name: Google Grunt/Grunt, BIOS  09/05/2019

 5093 19:40:03.433859  0 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 f0 7d 0b 03

 5094 19:40:03.437285  # [   46.252118] RSP: 0018:ffffa70700c6fe60 EFLAGS: 00010286

 5095 19:40:03.446589  # [   46.257688] RAX: ffffffff99b7bf00 RBX: 0000000000000001 RCX: 0000000000000000

 5096 19:40:03.449920  # [   <4>[   46.721315] RIP: 0010:lkdtm_WRITE_RO+0x2e/0x3a

 5097 19:40:03.456878  46.265143] RDX: 0000000000000000 RSI: ffffa2b66ad1bf50 RDI: ffffffff9acf84b0

 5098 19:40:03.466726  # [   46.272589] RBP: ffffffff9b1e8e88 R08: 0000000000000001 R09: 0000000000000001

 5099 19:40:03.473662  # [   46.280026] R10: 00000000ffffe000 R11: 3fffffffffffffff R12: 0000000000000004

 5100 19:40:03.492957  # [   46.2<4>[   46.748191] Code: 00 48 c7 c7 10 3b 18 9b 48 c7 c6 30 89 cf 9a e8 4c da fb ff 48 8b 05 d0 92 a9 00 ba 34 12 cd ab 48 c7 c7 40 3b 18 9b 48 31 d0 <48> 89 05 ba 92 a9 00 e9 2a da fb ff 0f 1f 44 00 00 48 8b 05 c9 bc

 5101 19:40:03.499673  87459] R13: ffffa70700c6ff10 R14: ffffa70700c6ff10 R15: ffffa2b6466f5000

 5102 19:40:03.506626  # [   46.294861] FS:  00007fc6dac403c0(0000) GS:ffffa2b66ad00000(0000) knlGS:0000000000000000

 5103 19:40:03.513110  # [   46.303238] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033

 5104 19:40:03.519355  # [   46.309254] CR<4>[   46.789373] RSP: 0018:ffffa70701e67e60 EFLAGS: 00010202

 5105 19:40:03.526567  2:< 0000000000000000 CR3: 0000000106614000 CR4: 00000000001506e0

 5106 19:40:03.529269  # ACCESS_NULL: saw 'call trace:': ok

 5107 19:40:03.532685  ok 38 selftests: lkdtm: ACCESS_NULL.sh

 5108 19:40:03.536391  # selftests: lkdtm: WRITE_RO.sh

 5109 19:40:03.543022  4>[   46.817035] RAX: 000000000198b861 RBX: 0000000000000028 RCX: 0000000000000000

 5110 19:40:03.549156  <4>[   46.839673] RDX: 00000000abcd1234 RSI: ffffa2b66ad1bf50 RDI: ffffffff9b183b40

 5111 19:40:03.555949  <4>[   46.847058] RBP: ffffffff9b182d2d R08: 0000000000000000 R09: 0000000000000000

 5112 19:40:03.565691  <4>[   46.854440] R10: 00000000ffffe000 R11: 3fffffffffffffff R12: 0000000000000009

 5113 19:40:03.572461  <4>[   46.861826] R13: ffffa70701e67f10 R14: ffffa70701e67f10 R15: ffffa2b643797000

 5114 19:40:03.579321  <4>[   46.869209] FS:  00007f14f36a3580(0000) GS:ffffa2b66ad00000(0000) knlGS:0000000000000000

 5115 19:40:03.585946  <4>[   46.877545] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033

 5116 19:40:03.592043  <4>[   46.883541] CR2: ffffffff9acf8930 CR3: 0000000102f52000 CR4: 00000000001506e0

 5117 19:40:03.595287  <4>[   46.890926] Call Trace:

 5118 19:40:03.602013  <4>[   46.893640]  ? __die_body.cold+0x1a/0x1f

 5119 19:40:03.605392  <4>[   46.897821]  ? no_context+0x177/0x380

 5120 19:40:03.608896  <4>[   46.901744]  ? exc_page_fault+0xd7/0x170

 5121 19:40:03.612242  <4>[   46.905923]  ? asm_exc_page_fault+0x1e/0x30

 5122 19:40:03.618595  <4>[   46.910366]  ? lkdtm_WRITE_RO+0x2e/0x3a

 5123 19:40:03.621631  <4>[   46.914458]  direct_entry.cold+0x2c/0x38

 5124 19:40:03.625291  <4>[   46.918641]  full_proxy_write+0x56/0x80

 5125 19:40:03.628693  <4>[   46.922737]  vfs_write+0xea/0x3b0

 5126 19:40:03.632025  <4>[   46.926309]  ksys_write+0x68/0xf0

 5127 19:40:03.635193  <4>[   46.929884]  do_syscall_64+0x33/0x40

 5128 19:40:03.641402  <4>[   46.933714]  entry_SYSCALL_64_after_hwframe+0x62/0xc7

 5129 19:40:03.644816  <4>[   46.939020] RIP: 0033:0x7f14f357d473

 5130 19:40:03.664567  <4>[   46.942851] Code: 8b 15 21 2a 0e 00 f7 d8 64 89 02 48 c7 c0 ff ff ff ff eb b7 0f 1f 00 64 8b 04 25 18 00 00 00 85 c0 75 14 b8 01 00 00 00 0f 05 <48> 3d 00 f0 ff ff 77 55 c3 0f 1f 40 00 48 83 ec 28 48 89 54 24 18

 5131 19:40:03.671322  <4>[   46.961848] RSP: 002b:00007ffca2ef1eb8 EFLAGS: 00000246 ORIG_RAX: 0000000000000001

 5132 19:40:03.681202  <4>[   46.969668] RAX: ffffffffffffffda RBX: 0000000000000009 RCX: 00007f14f357d473

 5133 19:40:03.688048  <4>[   46.977052] RDX: 0000000000000009 RSI: 00007f14f3471000 RDI: 0000000000000001

 5134 19:40:03.694190  <4>[   46.984437] RBP: 00007f14f3471000 R08: 00007f14f3470010 R09: 0000000000000000

 5135 19:40:03.700924  <4>[   46.991820] R10: fffffffffffffbc5 R11: 0000000000000246 R12: 0000000000000001

 5136 19:40:03.710524  <4>[   46.999205] R13: 0000000000000001 R14: 0000000000020000 R15: 0000000000020000

 5137 19:40:03.750029  <4>[   47.006585] Modules linked in: fuse ip_tables cros_ec_lightbar cros_ec_sysfs cros_ec_debugfs cros_usbpd_logger cros_ec_chardev cros_usbpd_charger gsmi uvcvideo videobuf2_vmalloc videobuf2_memops videobuf2_v4l2 cros_ec_dev videobuf2_common designware_i2s cros_usbpd_notify chromeos_pstore snd_soc_max98357a snd_soc_adau7002 snd_soc_acp_da7219mx98357_mach snd_soc_da7219 acp_audio_dma snd_soc_core snd_compress snd_pcm_dmaengine coreboot_table regmap_i2c

 5138 19:40:03.753951  <4>[   47.046512] CR2: ffffffff9acf8930

 5139 19:40:03.756604  <4>[   47.050085] ---[ end trace a0626c0c85df464e ]---

 5140 19:40:03.763580  <4>[   47.054960] RIP: 0010:lkdtm_BUG+0x5/0x10

 5141 19:40:03.780115  <4>[   47.059139] Code: 89 ff e8 5e d4 79 ff 48 c7 c0 ea ff ff ff eb de 48 c7 c0 ea ff ff ff e9 09 8c a8 00 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 f0 7d 0b 03

 5142 19:40:03.786280  <4>[   47.078137] RSP: 0018:ffffa70700c6fe60 EFLAGS: 00010286

 5143 19:40:03.792985  <4>[   47.083615] RAX: ffffffff99b7bf00 RBX: 0000000000000001 RCX: 0000000000000000

 5144 19:40:03.802488  <4>[   47.090998] RDX: 0000000000000000 RSI: ffffa2b66ad1bf50 RDI: ffffffff9acf84b0

 5145 19:40:03.809162  <4>[   47.098384] RBP: ffffffff9b1e8e88 R08: 0000000000000001 R09: 0000000000000001

 5146 19:40:03.815843  <4>[   47.105766] R10: 00000000ffffe000 R11: 3fffffffffffffff R12: 0000000000000004

 5147 19:40:03.822612  <4>[   47.113152] R13: ffffa70700c6ff10 R14: ffffa70700c6ff10 R15: ffffa2b6466f5000

 5148 19:40:03.832576  <4>[   47.120536] FS:  00007f14f36a3580(0000) GS:ffffa2b66ad00000(0000) knlGS:0000000000000000

 5149 19:40:03.839377  <4>[   47.128873] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033

 5150 19:40:03.845544  <4>[   47.134868] CR2: ffffffff9acf8930 CR3: 0000000102f52000 CR4: 00000000001506e0

 5151 19:40:03.855489  <3>[   47.142257] BUG: sleeping function called from invalid context at include/linux/percpu-rwsem.h:49

 5152 19:40:03.862099  <3>[   47.151375] in_atomic(): 0, irqs_disabled(): 1, non_block: 0, pid: 1891, name: cat

 5153 19:40:03.865906  <4>[   47.159195] INFO: lockdep is turned off.

 5154 19:40:03.869073  <4>[   47.163372] irq event stamp: 0

 5155 19:40:03.875580  <4>[   47.166680] hardirqs last  enabled at (0): [<0000000000000000>] 0x0

 5156 19:40:03.885767  <4>[   47.173202] hardirqs last disabled at (0): [<ffffffff990fd6cc>] copy_process+0x65c/0x20e0

 5157 19:40:03.892263  <4>[   47.181626] softirqs last  enabled at (0): [<ffffffff990fd6cc>] copy_process+0x65c/0x20e0

 5158 19:40:03.898725  <4>[   47.190051] softirqs last disabled at (0): [<0000000000000000>] 0x0

 5159 19:40:03.908792  <4>[   47.196568] CPU: 1 PID: 1891 Comm: cat Tainted: G      D W         5.10.206-cip41 #1

 5160 19:40:03.915449  <4>[   47.204559] Hardware name: Google Grunt/Grunt, BIOS  09/05/2019

 5161 19:40:03.915914  <4>[   47.210728] Call Trace:

 5162 19:40:03.918656  <4>[   47.213436]  dump_stack+0x77/0x9b

 5163 19:40:03.925334  <4>[   47.217011]  ___might_sleep.cold+0xa6/0xb6

 5164 19:40:03.928631  <4>[   47.221367]  exit_signals+0x1c/0x300

 5165 19:40:03.931870  <4>[   47.225198]  do_exit+0xc2/0xab0

 5166 19:40:03.935342  <4>[   47.228596]  ? ksys_write+0x68/0xf0

 5167 19:40:03.938043  <4>[   47.232344]  make_task_dead+0x2f/0x30

 5168 19:40:03.944902  <4>[   47.236265]  rewind_stack_and_make_dead+0x17/0x20

 5169 19:40:03.948397  <4>[   47.241223] RIP: 0033:0x7f14f357d473

 5170 19:40:03.967865  <4>[   47.245054] Code: 8b 15 21 2a 0e 00 f7 d8 64 89 02 48 c7 c0 ff ff ff ff eb b7 0f 1f 00 64 8b 04 25 18 00 00 00 85 c0 75 14 b8 01 00 00 00 0f 05 <48> 3d 00 f0 ff ff 77 55 c3 0f 1f 40 00 48 83 ec 28 48 89 54 24 18

 5171 19:40:03.974729  <4>[   47.264053] RSP: 002b:00007ffca2ef1eb8 EFLAGS: 00000246 ORIG_RAX: 0000000000000001

 5172 19:40:03.981099  <4>[   47.271874] RAX: ffffffffffffffda RBX: 0000000000000009 RCX: 00007f14f357d473

 5173 19:40:03.987544  <4>[   47.279256] RDX: 0000000000000009 RSI: 00007f14f3471000 RDI: 0000000000000001

 5174 19:40:03.997465  <4>[   47.286638] RBP: 00007f14f3471000 R08: 00007f14f3470010 R09: 0000000000000000

 5175 19:40:04.004150  <4>[   47.294024] R10: fffffffffffffbc5 R11: 0000000000000246 R12: 0000000000000001

 5176 19:40:04.010744  <4>[   47.301407] R13: 0000000000000001 R14: 0000000000020000 R15: 0000000000020000

 5177 19:40:04.013865  # Killed

 5178 19:40:04.132899  # [   46.483322] lkdtm: Performing direct entry WRITE_RO

 5179 19:40:04.139969  # [   46.493865] lkdtm: attempting bad rodata write at ffffffff9acf8930

 5180 19:40:04.146122  # [   46.522498] BUG: unable to handle page fault for address: ffffffff9acf8930

 5181 19:40:04.152501  # [   46.551786] #PF: supervisor write access in kernel mode

 5182 19:40:04.155946  # [   46.579444] #PF: error_code(0x0003) - permissions violation

 5183 19:40:04.162887  # [   46.607455] PGD 6bc29067 P4D 6bc29067 PUD 6bc2a063 PMD 800000006b4001e1 

 5184 19:40:04.169660  # [   46.636591] Oops: 0003 [#13] SMP NOPTI

 5185 19:40:04.176310  # [   46.662781] CPU: 1 PID: 1891 Comm: cat Tainted: G      D W         5.10.206-cip41 #1

 5186 19:40:04.182341  # [   46.692952] Hardware name: Google Grunt/Grunt, BIOS  09/05/2019

 5187 19:40:04.185703  # [   46.721315] RIP: 0010:lkdtm_WRITE_RO+0x2e/0x3a

 5188 19:40:04.205703  # [   46.748191] Code: 00 48 c7 c7 10 3b 18 9b 48 c7 c6 30 89 cf 9a e8 4c da fb ff 48 8b 05 d0 92 a9 00 ba 34 12 cd ab 48 c7 c7 40 3b 18 9b 48 31 d0 <48> 89 05 ba 92 a9 00 e9 2a da fb ff 0f 1f 44 00 00 48 8b 05 c9 bc

 5189 19:40:04.212207  # [   46.789373] RSP: 0018:ffffa70701e67e60 EFLAGS: 00010202

 5190 19:40:04.219299  # [   46.817035] RAX: 000000000198b861 RBX: 0000000000000028 RCX: 0000000000000000

 5191 19:40:04.225959  # [   46.839673] RDX: 00000000abcd1234 RSI: ffffa2b66ad1bf50 RDI: ffffffff9b183b40

 5192 19:40:04.232212  # [   46.847058] RBP: ffffffff9b182d2d R08: 0000000000000000 R09: 0000000000000000

 5193 19:40:04.238903  # [   46.854440] R10: 00000000ffffe000 R11: 3fffffffffffffff R12: 0000000000000009

 5194 19:40:04.249038  # [   46.861826] R13: ffffa70701e67f10 R14: ffffa70701e67f10 R15: ffffa2b643797000

 5195 19:40:04.255630  # [   46.869209] FS:  00007f14f36a3580(0000) GS:ffffa2b66ad00000(0000) knlGS:0000000000000000

 5196 19:40:04.261915  # [   46.877545] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033

 5197 19:40:04.271988  # [   46.883541] CR2: ffffffff9acf8930 CR3: 0000000<6>[   47.547970] lkdtm: Performing direct entry WRITE_RO_AFTER_INIT

 5198 19:40:04.274888  102f52000 CR4: 00000000001506e0

 5199 19:40:04.278170  # [   46.890926] Call Trace:

 5200 19:40:04.282104  # [   46.893640]  ? __die_body.cold+0x1a/0x1f

 5201 19:40:04.285428  # [   46.897821]  ? no_context+0x177/0x380

 5202 19:40:04.288195  # [   46.901744]  ? exc_page_fault+0xd7/0x170

 5203 19:40:04.294933  # [   46.905923]  ? asm_exc_page_fault+0x1e/0x30

 5204 19:40:04.301421  # [  <6>[   47.569596] lkdtm: attempting bad ro_after_init write at ffffffff9b20b350

 5205 19:40:04.304647   46.910366]  ? lkdtm_WRITE_RO+0x2e/0x3a

 5206 19:40:04.307854  # [   46.914458]  direct_entry.cold+0x2c/0x38

 5207 19:40:04.314605  # [   46.918641]  full_proxy_write+0x56/0x80

 5208 19:40:04.318003  # [   46.922737]  vfs_write+0xea/0x3b0

 5209 19:40:04.321166  # [   46.926309]  ksys_write+0x68/0xf0

 5210 19:40:04.324407  # [   46.929884]  do_syscall_64+0x33/0x40

 5211 19:40:04.331304  <1>[   47.598812] BUG: unable to handle page fault for address: ffffffff9b20b350

 5212 19:40:04.331725  

 5213 19:40:04.337829  # [   46.933714]  entry_SYSCALL_64_after_hwframe+0x62/0xc7

 5214 19:40:04.341067  # [   46.939020] RIP: 0033:0x7f14f357d473

 5215 19:40:04.357589  # [   46.942851] Code: 8b 15 21 2a 0e 00 f7 d8 64 89 02 48 c7 c0 ff ff ff ff eb b7 0f 1f 00 64 8b 04 25 18 00 00 00 85 c0 75 14 b8 01 00 00 00 0f 05 <48<1>[   47.628081] #PF: supervisor write access in kernel mode

 5216 19:40:04.364315  > <3d 00 f0 ff ff 77 55 c3 0f 1f 40 00 48 83 ec 28 48 89 54 24 18

 5217 19:40:04.370910  # [   46.961848] RSP: 002b:00007ffca2ef1eb8 EFLAGS: 00000246 ORIG_RAX: 0000000000000001

 5218 19:40:04.380252  # [   46.969668] RAX: ffffffffffffffda RBX: 0000000000000009 RCX: 00007f14f357d473

 5219 19:40:04.387271  # [   46.977052] 1>[   47.655740] #PF: error_code(0x0003) - permissions violation

 5220 19:40:04.393573  RDX: 0000000000000009 RSI: 00007f14f3471000 RDI: 0000000000000001

 5221 19:40:04.400497  # [   46.984437] RBP: 00007f14f3471000 R08: 00007f14f3470010 R09: 0000000000000000

 5222 19:40:04.407082  # [   46.991820] R10: fffffffffffffbc5 R11: 0000000000000246 R12: 0000000000000001

 5223 19:40:04.417002  # [   46.999205] R13:<6>[   47.683761] PGD 6bc29067 P4D 6bc29067 PUD 6bc2a063 PMD 10551c063 PTE 800000006ba0b161

 5224 19:40:04.423637   0000000000000001 R14: 0000000000020000 R15: 0000000000020000

 5225 19:40:04.443171  # [   47.006585] Modules linked in: fuse ip_tables cros_ec_lightbar cros_ec_sysfs cros_ec_debugfs cros_usbpd_logger cros_ec_chardev cros_usbpd_charger gsmi uvcvideo videobuf2_vmalloc videobuf2_<4>[   47.714023] Oops: 0003 [#14] SMP NOPTI

 5226 19:40:04.472843  memops videobuf2_v4l2 cros_ec_dev videobuf2_common designware_i2s cros_usbpd_notify chromeos_pstore snd_soc_max98357a snd_soc_adau7002 snd_soc_acp_da7219mx98357_mach snd_soc_da7219 acp_audio_dma snd_soc_core snd_compress snd_pcm_dmaengine coreboot_table re<4>[   47.740213] CPU: 1 PID: 1927 Comm: cat Tainted: G      D W         5.10.206-cip41 #1

 5227 19:40:04.473295  gm<ap_i2c

 5228 19:40:04.476071  # [   47.046512] CR2: ffffffff9acf8930

 5229 19:40:04.482822  # [   47.050085] ---[ end trace a0626c0c85df464e ]---

 5230 19:40:04.486025  # [   47.054960] RIP: 0010:lkdtm_BUG+0x5/0x10

 5231 19:40:04.502474  # [   47.059139] Code: 89 ff e8 5e d4 79 ff 48 c7 c0 ea ff ff ff eb de 48 c7 c0 ea ff ff ff e9 09 8c a8 4>[   47.770386] Hardware name: Google Grunt/Grunt, BIOS  09/05/2019

 5232 19:40:04.512510  00 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 f0 7d 0b 03

 5233 19:40:04.515518  # [   47.078137] RSP: 0018:ffffa70700c6fe60 EFLAGS: 00010286

 5234 19:40:04.528735  # [   47.083615] RAX: ffffffff99b7bf00 RBX: 0000000000000001 RCX: 00000000000000<4>[   47.798751] RIP: 0010:lkdtm_WRITE_RO_AFTER_INIT+0x4e/0x5a

 5235 19:40:04.529238  00

 5236 19:40:04.535290  # [   47.090998] RDX: 0000000000000000 RSI: ffffa2b66ad1bf50 RDI: ffffffff9acf84b0

 5237 19:40:04.545541  # [   47.098384] RBP: ffffffff9b1e8e88 R08: 0000000000000001 R09: 0000000000000001

 5238 19:40:04.551650  # [   47.105766] R10: 00000000ffffe000 R11: 3fffffffffffffff R12: 0000000000000004

 5239 19:40:04.571662  <4>[   47.826583] Code: 3b 18 9b e9 fe d9 fb ff 48 c7 c7 98 3b 18 9b e8 f2 d9 fb ff 48 8b 05 96 bc fa 00 ba 34 12 cd ab 48 c7 c7 40 3b 18 9b 48 31 d0 <48> 89 05 80 bc fa 00 e9 d0 d9 fb ff 0f 1f 44 00 00 41 54 48 c7 c7

 5240 19:40:04.578399  # [   47.113152] R13: ffffa70700c6ff10 R14: ffffa70700c6ff10 R15: ffffa2b6466f5000

 5241 19:40:04.585047  # [   47.120536] FS:  00007f14f36a3580(0000) GS:ffffa2b66ad00000(0000) knlGS:0000000000000000

 5242 19:40:04.591764  # [   47.128873] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033

 5243 19:40:04.597770  # [   47.<4>[   47.867764] RSP: 0018:ffffa70701eefe60 EFLAGS: 00010202

 5244 19:40:04.604694  134868] CR2: ffffffff9acf8930 CR3: 0000000102f52000 CR4: 00000000001506e0

 5245 19:40:04.614959  # [   47.142257] BUG: sleeping function called from invalid context at include/linux/percpu-rwsem.h:49

 5246 19:40:04.627893  # [   47.151375] in_atomic(): 0, irqs_disabled(): 1, non_block: 0, pid: 1891,<4>[   47.895426] RAX: 00000000fe67479e RBX: 0000000000000029 RCX: 0000000000000000

 5247 19:40:04.628512   name: cat

 5248 19:40:04.634721  # [   47.159195] INFO: lockdep is turned off.

 5249 19:40:04.637251  # [   47.163372] irq event stamp: 0

 5250 19:40:04.644166  # [   47.166680] hardirqs last  enabled at (0): [<0000000000000000>] 0x0

 5251 19:40:04.657219  # [   47.173202] hardirqs last disabled at (0): [<ffffffff990fd6cc>] copy_process+0x65<4>[   47.924998] RDX: 00000000abcd1234 RSI: ffffa2b66ad1bf50 RDI: ffffffff9b183b40

 5252 19:40:04.663717  <4>[   47.954569] RBP: ffffffff9b182d36 R08: 0000000000000000 R09: 0000000000000000

 5253 19:40:04.667253  c/0x20e0

 5254 19:40:04.673875  # [   47.181626] softirqs last  enabled at (0): [<ffffffff990fd6cc>] copy_process+0x65c/0x20e0

 5255 19:40:04.680571  # [   47.190051] softirqs last disabled at (0): [<0000000000000000>] 0x0

 5256 19:40:04.693593  # [   47.196568] CPU: 1 PID: 1891 Comm: cat Tainted: G      D W         5.10<4>[   47.961951] R10: 00000000ffffe000 R11: 3fffffffffffffff R12: 0000000000000014

 5257 19:40:04.696668  .2<06-cip41 #1

 5258 19:40:04.700429  # [   47.204559] Hardware name: Google Grunt/Grunt, BIOS  09/05/2019

 5259 19:40:04.703244  # [   47.210728] Call Trace:

 5260 19:40:04.706584  # [   47.213436]  dump_stack+0x77/0x9b

 5261 19:40:04.713314  # [   47.217011]  ___might_sleep.cold+0xa6/0xb6

 5262 19:40:04.716748  # [   47.221367]  exit_signals+0x1c/0x300

 5263 19:40:04.723319  # [   47.4>[   47.991516] R13: ffffa70701eeff10 R14: ffffa70701eeff10 R15: ffffa2b6457c2000

 5264 19:40:04.726504  225198]  do_exit+0xc2/0xab0

 5265 19:40:04.729869  # [   47.228596]  ? ksys_write+0x68/0xf0

 5266 19:40:04.733285  # [   47.232344]  make_task_dead+0x2f/0x30

 5267 19:40:04.740007  # [   47.236265]  rewind_stack_and_make_dead+0x17/0x20

 5268 19:40:04.743463  # [   47.241223] RIP: 0033:0x7f14f357d473

 5269 19:40:04.752822  # [   47.245054] Code: 8b 15 21 2a 0e 00 f<4>[   48.021087] FS:  00007fa9808c9580(0000) GS:ffffa2b66ad00000(0000) knlGS:0000000000000000

 5270 19:40:04.769524  7 <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

 5271 19:40:04.782819  # [   47.264053] RSP: 002b:00007ffca2ef1eb8 EFLAGS: 00000246 ORIG_RAX: 0000000004>[   48.051610] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033

 5272 19:40:04.789417  <4>[   48.079793] CR2: ffffffff9b20b350 CR3: 0000000103388000 CR4: 00000000001506e0

 5273 19:40:04.789845  0000001

 5274 19:40:04.798899  # [   47.271874] RAX: ffffffffffffffda RBX: 0000000000000009 RCX: 00007f14f357d473

 5275 19:40:04.805823  # [   47.279256] RDX: 0000000000000009 RSI: 00007f14f3471000 RDI: 0000000000000001

 5276 19:40:04.815777  # [   47.286638] RBP: 00007f14f3471000 R08: 00007f14f3470010 R09: 0000000000000<4>[   48.087177] Call Trace:

 5277 19:40:04.816200  000

 5278 19:40:04.822208  # [   47.294024] R10: fffffffffffffbc5 R11: 0000000000000246 R12: 0000000000000001

 5279 19:40:04.828835  # [   47.301407] R13: 0000000000000001 R14: 0000000000020000 R15: 0000000000020000

 5280 19:40:04.832096  # WRITE_RO: saw 'call trace:': ok

 5281 19:40:04.835460  ok 39 selftests: lkdtm: WRITE_RO.sh

 5282 19:40:04.842268  # selftests<4>[   48.112073]  ? __die_body.cold+0x1a/0x1f

 5283 19:40:04.844969  : lkdtm: WRITE_RO_AFTER_INIT.sh

 5284 19:40:04.848919  <4>[   48.138431]  ? no_context+0x177/0x380

 5285 19:40:04.851703  <4>[   48.145209]  ? exc_page_fault+0xd7/0x170

 5286 19:40:04.855054  <4>[   48.149388]  ? asm_exc_page_fault+0x1e/0x30

 5287 19:40:04.861882  <4>[   48.153830]  ? lkdtm_WRITE_RO_AFTER_INIT+0x4e/0x5a

 5288 19:40:04.865109  <4>[   48.158874]  direct_entry.cold+0x2c/0x38

 5289 19:40:04.868525  <4>[   48.163057]  full_proxy_write+0x56/0x80

 5290 19:40:04.875297  <4>[   48.167151]  vfs_write+0xea/0x3b0

 5291 19:40:04.878573  <4>[   48.170724]  ksys_write+0x68/0xf0

 5292 19:40:04.881975  <4>[   48.174296]  do_syscall_64+0x33/0x40

 5293 19:40:04.884740  <4>[   48.178127]  entry_SYSCALL_64_after_hwframe+0x62/0xc7

 5294 19:40:04.891264  <4>[   48.183432] RIP: 0033:0x7fa9807d5473

 5295 19:40:04.907868  <4>[   48.187262] Code: 8b 15 21 2a 0e 00 f7 d8 64 89 02 48 c7 c0 ff ff ff ff eb b7 0f 1f 00 64 8b 04 25 18 00 00 00 85 c0 75 14 b8 01 00 00 00 0f 05 <48> 3d 00 f0 ff ff 77 55 c3 0f 1f 40 00 48 83 ec 28 48 89 54 24 18

 5296 19:40:04.917994  <4>[   48.206260] RSP: 002b:00007ffcee19e1b8 EFLAGS: 00000246 ORIG_RAX: 0000000000000001

 5297 19:40:04.924564  <4>[   48.214079] RAX: ffffffffffffffda RBX: 0000000000000014 RCX: 00007fa9807d5473

 5298 19:40:04.931350  <4>[   48.221462] RDX: 0000000000000014 RSI: 00007fa9806c9000 RDI: 0000000000000001

 5299 19:40:04.937583  <4>[   48.228844] RBP: 00007fa9806c9000 R08: 00007fa9806c8010 R09: 0000000000000000

 5300 19:40:04.947536  <4>[   48.236229] R10: fffffffffffffbc5 R11: 0000000000000246 R12: 0000000000000001

 5301 19:40:04.954137  <4>[   48.243611] R13: 0000000000000001 R14: 0000000000020000 R15: 0000000000020000

 5302 19:40:04.993969  <4>[   48.251000] Modules linked in: fuse ip_tables cros_ec_lightbar cros_ec_sysfs cros_ec_debugfs cros_usbpd_logger cros_ec_chardev cros_usbpd_charger gsmi uvcvideo videobuf2_vmalloc videobuf2_memops videobuf2_v4l2 cros_ec_dev videobuf2_common designware_i2s cros_usbpd_notify chromeos_pstore snd_soc_max98357a snd_soc_adau7002 snd_soc_acp_da7219mx98357_mach snd_soc_da7219 acp_audio_dma snd_soc_core snd_compress snd_pcm_dmaengine coreboot_table regmap_i2c

 5303 19:40:04.997153  <4>[   48.290922] CR2: ffffffff9b20b350

 5304 19:40:05.000415  <4>[   48.294496] ---[ end trace a0626c0c85df464f ]---

 5305 19:40:05.007154  <4>[   48.299370] RIP: 0010:lkdtm_BUG+0x5/0x10

 5306 19:40:05.023632  <4>[   48.303547] Code: 89 ff e8 5e d4 79 ff 48 c7 c0 ea ff ff ff eb de 48 c7 c0 ea ff ff ff e9 09 8c a8 00 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 f0 7d 0b 03

 5307 19:40:05.030724  <4>[   48.322545] RSP: 0018:ffffa70700c6fe60 EFLAGS: 00010286

 5308 19:40:05.037335  <4>[   48.328024] RAX: ffffffff99b7bf00 RBX: 0000000000000001 RCX: 0000000000000000

 5309 19:40:05.046536  <4>[   48.335409] RDX: 0000000000000000 RSI: ffffa2b66ad1bf50 RDI: ffffffff9acf84b0

 5310 19:40:05.053053  <4>[   48.342792] RBP: ffffffff9b1e8e88 R08: 0000000000000001 R09: 0000000000000001

 5311 19:40:05.059584  <4>[   48.350177] R10: 00000000ffffe000 R11: 3fffffffffffffff R12: 0000000000000004

 5312 19:40:05.066187  <4>[   48.357561] R13: ffffa70700c6ff10 R14: ffffa70700c6ff10 R15: ffffa2b6466f5000

 5313 19:40:05.076337  <4>[   48.364946] FS:  00007fa9808c9580(0000) GS:ffffa2b66ad00000(0000) knlGS:0000000000000000

 5314 19:40:05.082917  <4>[   48.373285] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033

 5315 19:40:05.089705  <4>[   48.379283] CR2: ffffffff9b20b350 CR3: 0000000103388000 CR4: 00000000001506e0

 5316 19:40:05.099172  <3>[   48.386668] BUG: sleeping function called from invalid context at include/linux/percpu-rwsem.h:49

 5317 19:40:05.105964  <3>[   48.395785] in_atomic(): 0, irqs_disabled(): 1, non_block: 0, pid: 1927, name: cat

 5318 19:40:05.109255  <4>[   48.403604] INFO: lockdep is turned off.

 5319 19:40:05.112560  <4>[   48.407779] irq event stamp: 0

 5320 19:40:05.119384  <4>[   48.411088] hardirqs last  enabled at (0): [<0000000000000000>] 0x0

 5321 19:40:05.128875  <4>[   48.417611] hardirqs last disabled at (0): [<ffffffff990fd6cc>] copy_process+0x65c/0x20e0

 5322 19:40:05.135632  <4>[   48.426036] softirqs last  enabled at (0): [<ffffffff990fd6cc>] copy_process+0x65c/0x20e0

 5323 19:40:05.142614  <4>[   48.434460] softirqs last disabled at (0): [<0000000000000000>] 0x0

 5324 19:40:05.151950  <4>[   48.440979] CPU: 1 PID: 1927 Comm: cat Tainted: G      D W         5.10.206-cip41 #1

 5325 19:40:05.158487  <4>[   48.448968] Hardware name: Google Grunt/Grunt, BIOS  09/05/2019

 5326 19:40:05.162447  <4>[   48.455138] Call Trace:

 5327 19:40:05.165440  <4>[   48.457848]  dump_stack+0x77/0x9b

 5328 19:40:05.168503  <4>[   48.461421]  ___might_sleep.cold+0xa6/0xb6

 5329 19:40:05.172117  <4>[   48.465774]  exit_signals+0x1c/0x300

 5330 19:40:05.175431  <4>[   48.469605]  do_exit+0xc2/0xab0

 5331 19:40:05.178537  <4>[   48.473004]  ? ksys_write+0x68/0xf0

 5332 19:40:05.182015  <4>[   48.476748]  make_task_dead+0x2f/0x30

 5333 19:40:05.188819  <4>[   48.480665]  rewind_stack_and_make_dead+0x17/0x20

 5334 19:40:05.191695  <4>[   48.485622] RIP: 0033:0x7fa9807d5473

 5335 19:40:05.211995  <4>[   48.489455] Code: 8b 15 21 2a 0e 00 f7 d8 64 89 02 48 c7 c0 ff ff ff ff eb b7 0f 1f 00 64 8b 04 25 18 00 00 00 85 c0 75 14 b8 01 00 00 00 0f 05 <48> 3d 00 f0 ff ff 77 55 c3 0f 1f 40 00 48 83 ec 28 48 89 54 24 18

 5336 19:40:05.218580  <4>[   48.508453] RSP: 002b:00007ffcee19e1b8 EFLAGS: 00000246 ORIG_RAX: 0000000000000001

 5337 19:40:05.224786  <4>[   48.516271] RAX: ffffffffffffffda RBX: 0000000000000014 RCX: 00007fa9807d5473

 5338 19:40:05.234977  <4>[   48.523655] RDX: 0000000000000014 RSI: 00007fa9806c9000 RDI: 0000000000000001

 5339 19:40:05.241506  <4>[   48.531041] RBP: 00007fa9806c9000 R08: 00007fa9806c8010 R09: 0000000000000000

 5340 19:40:05.247889  <4>[   48.538434] R10: fffffffffffffbc5 R11: 0000000000000246 R12: 0000000000000001

 5341 19:40:05.254476  <4>[   48.545819] R13: 0000000000000001 R14: 0000000000020000 R15: 0000000000020000

 5342 19:40:05.258043  # Killed

 5343 19:40:05.308218  # [   47.547970] lkdtm: Performing direct entry WRITE_RO_AFTER_INIT

 5344 19:40:05.314642  # [   47.569596] lkdtm: attempting bad ro_after_init write at ffffffff9b20b350

 5345 19:40:05.324525  # [   47.598812] BUG: unable to handle page fault for address: ffffffff9b20b350

 5346 19:40:05.327902  # [   47.628081] #PF: supervisor write access in kernel mode

 5347 19:40:05.334533  # [   47.655740] #PF: error_code(0x0003) - permissions violation

 5348 19:40:05.340949  # [   47.683761] PGD 6bc29067 P4D 6bc29067 PUD 6bc2a063 PMD 10551c063 PTE 800000006ba0b161

 5349 19:40:05.347657  # [   47.714023] Oops: 0003 [#14] SMP NOPTI

 5350 19:40:05.354056  # [   47.740213] CPU: 1 PID: 1927 Comm: cat Tainted: G      D W         5.10.206-cip41 #1

 5351 19:40:05.360625  # [   47.770386] Hardware name: Google Grunt/Grunt, BIOS  09/05/2019

 5352 19:40:05.363976  # [   47.798751] RIP: 0010:lkdtm_WRITE_RO_AFTER_INIT+0x4e/0x5a

 5353 19:40:05.383389  # [   47.826583] Code: 3b 18 9b e9 fe d9 fb ff 48 c7 c7 98 3b 18 9b e8 f2 d9 fb ff 48 8b 05 96 bc fa 00 ba 34 12 cd ab 48 c7 c7 40 3b 18 9b 48 31 d0 <48> 89 05 80 bc fa 00 e9 d0 d9 fb ff 0f 1f 44 00 00 41 54 48 c7 c7

 5354 19:40:05.390287  # [   47.867764] RSP: 0018:ffffa70701eefe60 EFLAGS: 00010202

 5355 19:40:05.396859  # [   47.895426] RAX: 00000000fe67479e RBX: 0000000000000029 RCX: 0000000000000000

 5356 19:40:05.403142  # [   47.924998] RDX: 00000000abcd1234 RSI: ffffa2b66ad1bf50 RDI: ffffffff9b183b40

 5357 19:40:05.410212  # [   47.954569] RBP: ffffffff9b182d36 R08: 0000000000000000 R09: 0000000000000000

 5358 19:40:05.419568  # [   47.961951] R10: 00000000ffffe000 R11: 3fffffffffffffff R12: 0000000000000014

 5359 19:40:05.426488  # [   47.991516] R13: ffffa70701eeff10 R14: ffffa70701eeff10 R15: ffffa2b6457c2000

 5360 19:40:05.433377  # [   48.021087] FS:  00007fa9808c9580(0000) GS:ffffa2b66ad00000(0000) knlGS:0000000000000000

 5361 19:40:05.439248  # [   48.051610] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033

 5362 19:40:05.445983  # [   48.079793] CR2<6>[   48.734251] lkdtm: Performing direct entry WRITE_KERN

 5363 19:40:05.452593  : ffffffff9b20b350 CR3: 0000000103388000 CR4: 00000000001506e0

 5364 19:40:05.456006  # [   48.087177] Call Trace:

 5365 19:40:05.459336  # [   48.112073]  ? __die_body.cold+0x1a/0x1f

 5366 19:40:05.462547  # [   48.138431]  ? no_context+0x177/0x380

 5367 19:40:05.466274  # [   48.145209]  ? exc_page_fault+0xd7/0x170

 5368 19:40:05.476131  # [   48.149388]  ? asm_<6>[   48.744396] lkdtm: attempting bad 7222026 byte write at ffffffff9a25f5da

 5369 19:40:05.479458  exc_page_fault+0x1e/0x30

 5370 19:40:05.482204  # [   48.153830]  ? lkdtm_WRITE_RO_AFTER_INIT+0x4e/0x5a

 5371 19:40:05.489038  # [   48.158874]  direct_entry.cold+0x2c/0x38

 5372 19:40:05.492385  # [   48.163057]  full_proxy_write+0x56/0x80

 5373 19:40:05.495564  # [   48.167151]  vfs_write+0xea/0x3b0

 5374 19:40:05.498832  # [   48.170724]  ksys_write+0x68/0xf0

 5375 19:40:05.505359  <1>[   48.773539] BUG: unable to handle page fault for address: ffffffff9a25f5da

 5376 19:40:05.508808  # [   48.174296]  do_syscall_64+0x33/0x40

 5377 19:40:05.515823  # [   48.178127]  entry_SYSCALL_64_after_hwframe+0x62/0xc7

 5378 19:40:05.518871  # [   48.183432] RIP: 0033:0x7fa9807d5473

 5379 19:40:05.531604  # [   48.187262] Code: 8b 15 21 2a 0e 00 f7 d8 64 89 02 48 c7 c0 ff ff ff ff eb b7 0f 1f 00 64 8b 04 25 18 00 <1>[   48.802827] #PF: supervisor write access in kernel mode

 5380 19:40:05.541389  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

 5381 19:40:05.551124  # [   48.206260] RSP: 002b:00007ffcee19e1b8 EFLAGS: 00000246 ORIG_RAX: 0000000000000001

 5382 19:40:05.561578  # [   48.214079] RAX: ffffffffffffffda RBX: 0000000000000011>[   48.830485] #PF: error_code(0x0003) - permissions violation

 5383 19:40:05.564324  4 RCX: 00007fa9807d5473

 5384 19:40:05.571305  # [   48.221462] RDX: 0000000000000014 RSI: 00007fa9806c9000 RDI: 0000000000000001

 5385 19:40:05.577813  # [   48.228844] RBP: 00007fa9806c9000 R08: 00007fa9806c8010 R09: 0000000000000000

 5386 19:40:05.591263  # [   48.236229] R10: fffffffffffffbc5 R11: 0000000000000246 R1<6>[   48.858498] PGD 6bc29067 P4D 6bc29067 PUD 6bc2a063 PMD 6aa001e1 

 5387 19:40:05.591830  2: 0000000000000001

 5388 19:40:05.597999  # [   48.243611] R13: 0000000000000001 R14: 0000000000020000 R15: 0000000000020000

 5389 19:40:05.614614  # [   48.251000] Modules linked in: fuse ip_tables cros_ec_lightbar cros_ec_sysfs cros_ec_debugfs cros_usbpd_logger cros_ec_chardev cros_usbpd_charger <4>[   48.886943] Oops: 0003 [#15] SMP NOPTI

 5390 19:40:05.647453  gsmi uvcvideo videobuf2_vmalloc videobuf2_memops videobuf2_v4l2 cros_ec_dev videobuf2_common designware_i2s cros_usbpd_notify chromeos_pstore snd_soc_max98357a snd_soc_adau7002 snd_soc_acp_da7219mx98357_mach snd_soc_da7219 acp_audio_dma snd_soc_core snd_co<4>[   48.913134] CPU: 1 PID: 1963 Comm: cat Tainted: G      D W         5.10.206-cip41 #1

 5391 19:40:05.654001  <4>[   48.943305] Hardware name: Google Grunt/Grunt, BIOS  09/05/2019

 5392 19:40:05.657216  mpress snd_pcm_dmaengine coreboot_table regmap_i2c

 5393 19:40:05.660358  # [   48.290922] CR2: ffffffff9b20b350

 5394 19:40:05.663794  # [   48.294496] ---[ end trace a0626c0c85df464f ]---

 5395 19:40:05.670369  # [   48.299370] RIP: 0010:lkdtm_BUG+0x5/0x10

 5396 19:40:05.680394  # [   48.303547] Code: 89 ff e8 5e d4 79 ff 48 c7 c0 ea ff ff <4>[   48.949481] RIP: 0010:lkdtm_WRITE_KERN+0x38/0x4e

 5397 19:40:05.693401  ff eb de 48 c7 c0 ea ff ff ff e9 09 8c a8 00 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 f0 7d 0b 03

 5398 19:40:05.696478  # [   48.322545] RSP: 0018:ffffa70700c6fe60 EFLAGS: 00010286

 5399 19:40:05.719991  # [   48.328024] RAX: ffffffff99b7bf00<4>[   48.976529] Code: 53 48 c7 c3 da f5 25 9a 49 89 dc 48 89 da 49 81 ec d0 c2 b7 99 4c 89 e6 e8 a5 d9 fb ff 48 89 df 4c 89 e1 48 c7 c6 d0 c2 b7 99 <f3> a4 48 c7 c7 40 3b 18 9b e8 8a d9 fb ff 5b 41 5c e9 b7 fe ff ff

 5400 19:40:05.723322   RBX: 0000000000000001 RCX: 0000000000000000

 5401 19:40:05.732911  # [   48.335409] RDX: 0000000000000000 RSI: ffffa2b66ad1bf50 RDI: ffffffff9acf84b0

 5402 19:40:05.739691  # [   48.342792] RBP: ffffffff9b1e8e88 R08: 0000000000000001 R09: 0000000000000001

 5403 19:40:05.749634  # [   48.350177] R10: 00000000ffffe000 R11<4>[   49.017712] RSP: 0018:ffffa70701f87e50 EFLAGS: 00010246

 5404 19:40:05.752869  : 3fffffffffffffff R12: 0000000000000004

 5405 19:40:05.759560  # [   48.357561] R13: ffffa70700c6ff10 R14: ffffa70700c6ff10 R15: ffffa2b6466f5000

 5406 19:40:05.765680  # [   48.364946] FS:  00007fa9808c9580(0000) GS:ffffa2b66ad00000(0000) knlGS:0000000000000000

 5407 19:40:05.779413  # [   48.373285] CS:  0010 DS: 0000<4>[   49.045376] RAX: 000000000000003c RBX: ffffffff9a25f5da RCX: 00000000006e330a

 5408 19:40:05.786030  <4>[   49.074946] RDX: 0000000000000000 RSI: ffffffff99b7c2d0 RDI: ffffffff9a25f5da

 5409 19:40:05.788844   ES: 0000 CR0: 0000000080050033

 5410 19:40:05.795609  # [   48.379283] CR2: ffffffff9b20b350 CR3: 0000000103388000 CR4: 00000000001506e0

 5411 19:40:05.805522  # [   48.386668] BUG: sleeping function called from invalid context at include/linux/percpu-rwsem.h:49

 5412 19:40:05.815128  # [   48.395785] in_atomic(): 0, ir<4>[   49.082328] RBP: ffffffff9b182d4a R08: 0000000000000000 R09: 0000000000000000

 5413 19:40:05.821627  <4>[   49.111894] R10: 00000000ffffe000 R11: 3fffffffffffffff R12: 00000000006e330a

 5414 19:40:05.825032  qs_disabled(): 1, non_block: 0, pid: 1927, name: cat

 5415 19:40:05.831468  # [   48.403604] INFO: lockdep is turned off.

 5416 19:40:05.834999  # [   48.407779] irq event stamp: 0

 5417 19:40:05.841618  # [   48.411088] hardirqs last  enabled at (0): [<0000000000000000>] 0x0

 5418 19:40:05.851654  # [   48.417611] hardirqs last disabled at (<4>[   49.119277] R13: ffffa70701f87f10 R14: ffffa70701f87f10 R15: ffffa2b6448ae000

 5419 19:40:05.854377  0)<: [<ffffffff990fd6cc>] copy_process+0x65c/0x20e0

 5420 19:40:05.864872  # [   48.426036] softirqs last  enabled at (0): [<ffffffff990fd6cc>] copy_process+0x65c/0x20e0

 5421 19:40:05.870876  # [   48.434460] softirqs last disabled at (0): [<0000000000000000>] 0x0

 5422 19:40:05.880998  # [   48.440979] CPU: 1 PID: 1927 4>[   49.148844] FS:  00007f5efa5383c0(0000) GS:ffffa2b66ad00000(0000) knlGS:0000000000000000

 5423 19:40:05.887878  Co<mm: cat Tainted: G      D W         5.10.206-cip41 #1

 5424 19:40:05.893832  # [   48.448968] Hardware name: Google Grunt/Grunt, BIOS  09/05/2019

 5425 19:40:05.893943  # [   48.455138] Call Trace:

 5426 19:40:05.897926  # [   48.457848]  dump_stack+0x77/0x9b

 5427 19:40:05.903945  # [   48.461421]  ___might_sleep.cold+0xa6/0xb6

 5428 19:40:05.910593  # [   48.44>[   49.179369] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033

 5429 19:40:05.917409  <4>[   49.207552] CR2: ffffffff9a25f5da CR3: 000000010349a000 CR4: 00000000001506e0

 5430 19:40:05.920597  65774]  exit_signals+0x1c/0x300

 5431 19:40:05.923581  # [   48.469605]  do_exit+0xc2/0xab0

 5432 19:40:05.927036  # [   48.473004]  ? ksys_write+0x68/0xf0

 5433 19:40:05.930393  # [   48.476748]  make_task_dead+0x2f/0x30

 5434 19:40:05.937280  # [   48.480665]  rewind_stack_and_make_dead+0x17/0x20

 5435 19:40:05.940179  # [   48.485622] RIP: 0033:0x7fa9807d5473

 5436 19:40:05.943500  <4>[   49.214934] Call Trace:

 5437 19:40:05.960008  # [   48.489455] Code: 8b 15 21 2a 0e 00 f7 d8 64 89 02 48 c7 c0 ff ff ff ff eb b7 0f 1f 00 64 8b 04 25 18 00 00 00 85 c0 75 14 b8 01 00 00 00 0f 05 <48> 3d 00 f0 ff ff 77 55 c3 0f 1f 40 00 48 83 ec 28 48 89 54 24 18

 5438 19:40:05.969798  # [   48.508453] RSP: 002b:00007ffcee1<4>[   49.239832]  ? __die_body.cold+0x1a/0x1f

 5439 19:40:05.973277  9e1b8 EFLAGS: 00000246 ORIG_RAX: 0000000000000001

 5440 19:40:05.980044  # [   48.516271] RAX: ffffffffffffffda RBX: 0000000000000014 RCX: 00007fa9807d5473

 5441 19:40:05.986910  # [   48.523655] RDX: 0000000000000014 RSI: 00007fa9806c9000 RDI: 0000000000000001

 5442 19:40:05.992922  # [   48.531041] RBP: 00007fa9806c900<4>[   49.266190]  ? no_context+0x177/0x380

 5443 19:40:05.999793  0 R08: 00007fa9806c8010 R09: 0000000000000000

 5444 19:40:06.006072  # [   48.538434] R10: fffffffffffffbc5 R11: 0000000000000246 R12: 0000000000000001

 5445 19:40:06.013296  # [   48.545819] R13: 0000000000000001 R14: 0000000000020000 R15: 0000000000020000

 5446 19:40:06.022742  # WRITE_RO_AFTER_INIT: saw 'call trace:':<4>[   49.292291]  ? lkdtm_SLAB_FREE_CROSS.cold+0x32/0x32

 5447 19:40:06.022825   ok

 5448 19:40:06.025914  ok 40 selftests: lkdtm: WRITE_RO_AFTER_INIT.sh

 5449 19:40:06.029657  # selftests: lkdtm: WRITE_KERN.sh

 5450 19:40:06.032763  <4>[   49.319607]  ? exc_page_fault+0xd7/0x170

 5451 19:40:06.039654  <4>[   49.331410]  ? asm_exc_page_fault+0x1e/0x30

 5452 19:40:06.042635  <4>[   49.335848]  ? lkdtm_SLAB_FREE_CROSS.cold+0x32/0x32

 5453 19:40:06.049541  <4>[   49.340982]  ? lkdtm_SLAB_FREE_PAGE+0x40/0x40

 5454 19:40:06.052685  <4>[   49.345592]  ? lkdtm_SLAB_FREE_CROSS.cold+0x32/0x32

 5455 19:40:06.055774  <4>[   49.350726]  ? lkdtm_WRITE_KERN+0x38/0x4e

 5456 19:40:06.062349  <4>[   49.354992]  direct_entry.cold+0x2c/0x38

 5457 19:40:06.065641  <4>[   49.359175]  full_proxy_write+0x56/0x80

 5458 19:40:06.068907  <4>[   49.363270]  vfs_write+0xea/0x3b0

 5459 19:40:06.072579  <4>[   49.366842]  ksys_write+0x68/0xf0

 5460 19:40:06.075939  <4>[   49.370416]  do_syscall_64+0x33/0x40

 5461 19:40:06.082584  <4>[   49.374248]  entry_SYSCALL_64_after_hwframe+0x62/0xc7

 5462 19:40:06.085966  <4>[   49.379554] RIP: 0033:0x7f5efa415473

 5463 19:40:06.105696  <4>[   49.383384] Code: 8b 15 21 2a 0e 00 f7 d8 64 89 02 48 c7 c0 ff ff ff ff eb b7 0f 1f 00 64 8b 04 25 18 00 00 00 85 c0 75 14 b8 01 00 00 00 0f 05 <48> 3d 00 f0 ff ff 77 55 c3 0f 1f 40 00 48 83 ec 28 48 89 54 24 18

 5464 19:40:06.111847  <4>[   49.402383] RSP: 002b:00007ffd20a719c8 EFLAGS: 00000246 ORIG_RAX: 0000000000000001

 5465 19:40:06.118496  <4>[   49.410203] RAX: ffffffffffffffda RBX: 000000000000000b RCX: 00007f5efa415473

 5466 19:40:06.128628  <4>[   49.417588] RDX: 000000000000000b RSI: 00007f5efa309000 RDI: 0000000000000001

 5467 19:40:06.135354  <4>[   49.424971] RBP: 00007f5efa309000 R08: 00007f5efa308010 R09: 0000000000000000

 5468 19:40:06.141537  <4>[   49.432356] R10: fffffffffffffbc5 R11: 0000000000000246 R12: 0000000000000001

 5469 19:40:06.148162  <4>[   49.439739] R13: 0000000000000001 R14: 0000000000020000 R15: 0000000000020000

 5470 19:40:06.188080  <4>[   49.447128] Modules linked in: fuse ip_tables cros_ec_lightbar cros_ec_sysfs cros_ec_debugfs cros_usbpd_logger cros_ec_chardev cros_usbpd_charger gsmi uvcvideo videobuf2_vmalloc videobuf2_memops videobuf2_v4l2 cros_ec_dev videobuf2_common designware_i2s cros_usbpd_notify chromeos_pstore snd_soc_max98357a snd_soc_adau7002 snd_soc_acp_da7219mx98357_mach snd_soc_da7219 acp_audio_dma snd_soc_core snd_compress snd_pcm_dmaengine coreboot_table regmap_i2c

 5471 19:40:06.194466  <4>[   49.487055] CR2: ffffffff9a25f5da

 5472 19:40:06.198122  <4>[   49.490628] ---[ end trace a0626c0c85df4650 ]---

 5473 19:40:06.201536  <4>[   49.495500] RIP: 0010:lkdtm_BUG+0x5/0x10

 5474 19:40:06.220879  <4>[   49.499680] Code: 89 ff e8 5e d4 79 ff 48 c7 c0 ea ff ff ff eb de 48 c7 c0 ea ff ff ff e9 09 8c a8 00 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 f0 7d 0b 03

 5475 19:40:06.228189  <4>[   49.518679] RSP: 0018:ffffa70700c6fe60 EFLAGS: 00010286

 5476 19:40:06.234460  <4>[   49.524160] RAX: ffffffff99b7bf00 RBX: 0000000000000001 RCX: 0000000000000000

 5477 19:40:06.240882  <4>[   49.531542] RDX: 0000000000000000 RSI: ffffa2b66ad1bf50 RDI: ffffffff9acf84b0

 5478 19:40:06.247545  <4>[   49.538928] RBP: ffffffff9b1e8e88 R08: 0000000000000001 R09: 0000000000000001

 5479 19:40:06.258024  <4>[   49.546311] R10: 00000000ffffe000 R11: 3fffffffffffffff R12: 0000000000000004

 5480 19:40:06.264696  <4>[   49.553696] R13: ffffa70700c6ff10 R14: ffffa70700c6ff10 R15: ffffa2b6466f5000

 5481 19:40:06.270891  <4>[   49.561080] FS:  00007f5efa5383c0(0000) GS:ffffa2b66ad00000(0000) knlGS:0000000000000000

 5482 19:40:06.277829  <4>[   49.569417] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033

 5483 19:40:06.284510  <4>[   49.575412] CR2: ffffffff9a25f5da CR3: 000000010349a000 CR4: 00000000001506e0

 5484 19:40:06.293594  <3>[   49.582800] BUG: sleeping function called from invalid context at include/linux/percpu-rwsem.h:49

 5485 19:40:06.303732  <3>[   49.591917] in_atomic(): 0, irqs_disabled(): 1, non_block: 0, pid: 1963, name: cat

 5486 19:40:06.306787  <4>[   49.599734] INFO: lockdep is turned off.

 5487 19:40:06.310447  <4>[   49.603911] irq event stamp: 0

 5488 19:40:06.316569  <4>[   49.607225] hardirqs last  enabled at (0): [<0000000000000000>] 0x0

 5489 19:40:06.323274  <4>[   49.613746] hardirqs last disabled at (0): [<ffffffff990fd6cc>] copy_process+0x65c/0x20e0

 5490 19:40:06.333337  <4>[   49.622172] softirqs last  enabled at (0): [<ffffffff990fd6cc>] copy_process+0x65c/0x20e0

 5491 19:40:06.340018  <4>[   49.630599] softirqs last disabled at (0): [<0000000000000000>] 0x0

 5492 19:40:06.346190  <4>[   49.637120] CPU: 1 PID: 1963 Comm: cat Tainted: G      D W         5.10.206-cip41 #1

 5493 19:40:06.353343  <4>[   49.645111] Hardware name: Google Grunt/Grunt, BIOS  09/05/2019

 5494 19:40:06.356822  <4>[   49.651279] Call Trace:

 5495 19:40:06.359415  <4>[   49.653987]  dump_stack+0x77/0x9b

 5496 19:40:06.363250  <4>[   49.657564]  ___might_sleep.cold+0xa6/0xb6

 5497 19:40:06.369479  <4>[   49.661918]  exit_signals+0x1c/0x300

 5498 19:40:06.373214  <4>[   49.665748]  do_exit+0xc2/0xab0

 5499 19:40:06.375969  <4>[   49.669149]  ? ksys_write+0x68/0xf0

 5500 19:40:06.379394  <4>[   49.672894]  ? lkdtm_SLAB_FREE_CROSS.cold+0x32/0x32

 5501 19:40:06.382726  <4>[   49.678026]  make_task_dead+0x2f/0x30

 5502 19:40:06.389289  <4>[   49.681946]  rewind_stack_and_make_dead+0x17/0x20

 5503 19:40:06.392849  <4>[   49.686904] RIP: 0033:0x7f5efa415473

 5504 19:40:06.412626  <4>[   49.690735] Code: 8b 15 21 2a 0e 00 f7 d8 64 89 02 48 c7 c0 ff ff ff ff eb b7 0f 1f 00 64 8b 04 25 18 00 00 00 85 c0 75 14 b8 01 00 00 00 0f 05 <48> 3d 00 f0 ff ff 77 55 c3 0f 1f 40 00 48 83 ec 28 48 89 54 24 18

 5505 19:40:06.418905  <4>[   49.709735] RSP: 002b:00007ffd20a719c8 EFLAGS: 00000246 ORIG_RAX: 0000000000000001

 5506 19:40:06.425598  <4>[   49.717555] RAX: ffffffffffffffda RBX: 000000000000000b RCX: 00007f5efa415473

 5507 19:40:06.435582  <4>[   49.724937] RDX: 000000000000000b RSI: 00007f5efa309000 RDI: 0000000000000001

 5508 19:40:06.442473  <4>[   49.732322] RBP: 00007f5efa309000 R08: 00007f5efa308010 R09: 0000000000000000

 5509 19:40:06.449176  <4>[   49.739705] R10: fffffffffffffbc5 R11: 0000000000000246 R12: 0000000000000001

 5510 19:40:06.455546  <4>[   49.747090] R13: 0000000000000001 R14: 0000000000020000 R15: 0000000000020000

 5511 19:40:06.459075  # Killed

 5512 19:40:06.600542  # [   48.734251] lkdtm: Performing direct entry WRITE_KERN

 5513 19:40:06.607080  # [   48.744396] lkdtm: attempting bad 7222026 byte write at ffffffff9a25f5da

 5514 19:40:06.613609  # [   48.773539] BUG: unable to handle page fault for address: ffffffff9a25f5da

 5515 19:40:06.620052  # [   48.802827] #PF: supervisor write access in kernel mode

 5516 19:40:06.626758  # [   48.830485] #PF: error_code(0x0003) - permissions violation

 5517 19:40:06.633092  # [   48.858498] PGD 6bc29067 P4D 6bc29067 PUD 6bc2a063 PMD 6aa001e1 

 5518 19:40:06.636310  # [   48.886943] Oops: 0003 [#15] SMP NOPTI

 5519 19:40:06.642981  # [   48.913134] CPU: 1 PID: 1963 Comm: cat Tainted: G      D W         5.10.206-cip41 #1

 5520 19:40:06.649516  # [   48.943305] Hardware name: Google Grunt/Grunt, BIOS  09/05/2019

 5521 19:40:06.652961  # [   48.949481] RIP: 0010:lkdtm_WRITE_KERN+0x38/0x4e

 5522 19:40:06.672472  # [   48.976529] Code: 53 48 c7 c3 da f5 25 9a 49 89 dc 48 89 da 49 81 ec d0 c2 b7 99 4c 89 e6 e8 a5 d9 fb ff 48 89 df 4c 89 e1 48 c7 c6 d0 c2 b7 99 <f3> a4 48 c7 c7 40 3b 18 9b e8 8a d9 fb ff 5b 41 5c e9 b7 fe ff ff

 5523 19:40:06.679054  # [   49.017712] RSP: 0018:ffffa70701f87e50 EFLAGS: 00010246

 5524 19:40:06.685712  # [   49.045376] RAX: 000000000000003c RBX: ffffffff9a25f5da RCX: 00000000006e330a

 5525 19:40:06.692225  # [   49.074946] RDX: 0000000000000000 RSI: ffffffff99b7c2d0 RDI: ffffffff9a25f5da

 5526 19:40:06.698982  # [   49.082328] RBP: ffffffff9b182d4a R08: 0000000000000000 R09: 0000000000000000

 5527 19:40:06.709115  # [   49.111894] R10: 00000000ffffe000 R11: 3fffffffffffffff R12: 00000000006e330a

 5528 19:40:06.715766  # [   49.119277] R13: ffffa70701f87f10 R14: ffffa70701f87f10 R15: ffffa2b6448ae000

 5529 19:40:06.721930  # [   49.148844] FS:  00007f5efa5383c0(0000) GS:ffffa2b66ad00000(0000) knlGS:0000000000000000

 5530 19:40:06.728585  # [   49.179369] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033

 5531 19:40:06.741788  # [   49.207552] CR2: ffffffff9a25f5da CR3: 000000010349a000 C<6>[   50.011233] lkdtm: Performing direct entry REFCOUNT_INC_OVERFLOW

 5532 19:40:06.741912  R4: 00000000001506e0

 5533 19:40:06.745078  # [   49.214934] Call Trace:

 5534 19:40:06.748450  # [   49.239832]  ? __die_body.cold+0x1a/0x1f

 5535 19:40:06.751529  # [   49.266190]  ? no_context+0x177/0x380

 5536 19:40:06.758255  # [   49.292291]  ? lkdtm_SLAB_FREE_CROSS.cold+0x32/0x32

 5537 19:40:06.761533  # [   49.319607]  ? exc_page_fault+0xd7/0x170

 5538 19:40:06.768220  # [   49<6>[   50.038268] lkdtm: attempting good refcount_inc() without overflow

 5539 19:40:06.771464  .331410]  ? asm_exc_page_fault+0x1e/0x30

 5540 19:40:06.778297  # [   49.335848]  ? lkdtm_SLAB_FREE_CROSS.cold+0x32/0x32

 5541 19:40:06.781846  # [   49.340982]  ? lkdtm_SLAB_FREE_PAGE+0x40/0x40

 5542 19:40:06.788514  # [   49.345592]  ? lkdtm_SLAB_FREE_CROSS.cold+0x32/0x32

 5543 19:40:06.797992  # [   49.350726]  ? lkdtm_WRITE_KERN+0x38/0x4e<6>[   50.066900] lkdtm: attempting bad refcount_inc() overflow

 5544 19:40:06.798078  

 5545 19:40:06.801466  # [   49.354992]  direct_entry.cold+0x2c/0x38

 5546 19:40:06.804636  # [   49.359175]  full_proxy_write+0x56/0x80

 5547 19:40:06.808296  # [   49.363270]  vfs_write+0xea/0x3b0

 5548 19:40:06.811078  # [   49.366842]  ksys_write+0x68/0xf0

 5549 19:40:06.814431  # [   49.370416]  do_syscall_64+0x33/0x40

 5550 19:40:06.824427  # [   49.374248]  entry_SYSCALL_64_aft<4>[   50.094718] ------------[ cut here ]------------

 5551 19:40:06.824512  er_hwframe+0x62/0xc7

 5552 19:40:06.831010  # [   49.379554] RIP: 0033:0x7f5efa415473

 5553 19:40:06.851161  # [   49.383384] Code: 8b 15 21 2a 0e 00 f7 d8 64 89 02 48 c7 c0 ff ff ff ff eb b7 0f 1f 00 64 8b 04 25 18 00 00 00 85 c0 75 14 b8 01 00 00 00 0f 05 <48> 3d 00 f0 ff ff 77 55 c3 0f 1f 40 00 4<4>[   50.121762] refcount_t: saturated; leaking memory.

 5554 19:40:06.854494  8 83 ec 28 48 89 54 24 18

 5555 19:40:06.860893  # [   49.402383] RSP: 002b:00007ffd20a719c8 EFLAGS: 00000246 ORIG_RAX: 0000000000000001

 5556 19:40:06.867552  # [   49.410203] RAX: ffffffffffffffda RBX: 000000000000000b RCX: 00007f5efa415473

 5557 19:40:06.881004  # [   49.417588] RDX: 000000000000000b RSI: 00007f5efa30<4>[   50.149028] WARNING: CPU: 1 PID: 1999 at lib/refcount.c:22 refcount_warn_saturate+0x51/0x110

 5558 19:40:06.883780  9000 RDI: 0000000000000001

 5559 19:40:06.890177  # [   49.424971] RBP: 00007f5efa309000 R08: 00007f5efa308010 R09: 0000000000000000

 5560 19:40:06.900216  # [   49.432356] R10: fffffffffffffbc5 R11: 0000000000000246 R12: 0000000000000001

 5561 19:40:06.943346  # [   49.439739] R13: 0000000000000001 R14: 0000000000020000<4>[   50.179863] Modules linked in: fuse ip_tables cros_ec_lightbar cros_ec_sysfs cros_ec_debugfs cros_usbpd_logger cros_ec_chardev cros_usbpd_charger gsmi uvcvideo videobuf2_vmalloc videobuf2_memops videobuf2_v4l2 cros_ec_dev videobuf2_common designware_i2s cros_usbpd_notify chromeos_pstore snd_soc_max98357a snd_soc_adau7002 snd_soc_acp_da7219mx98357_mach snd_soc_da7219 acp_audio_dma snd_soc_core snd_compress snd_pcm_dmaengine coreboot_table regmap_i2c

 5562 19:40:06.946463   R15: 0000000000020000

 5563 19:40:06.976258  # [   49.447128] Modules linked in: fuse ip_tables cros_ec_lightbar cros_ec_sysfs cros_ec_debugfs cros_usbpd_logger cros_ec_chardev cros_usbpd_charger gsmi uvcvideo videobuf2_vmalloc videobuf2_memops videobuf2_v4l2 cros_ec_dev video<4>[   50.241946] CPU: 1 PID: 1999 Comm: cat Tainted: G      D W         5.10.206-cip41 #1

 5564 19:40:06.992160  buf2_common designware_i2s cros_usbpd_notify chromeos_pstore snd_soc_max98357a snd_soc_adau7002 snd_soc_acp_da7219mx98357_mach snd_soc_da7219 acp_audio_dma snd_soc_core snd_compress snd_pcm_dmaengine coreboot_table regmap_i2c

 5565 19:40:07.002572  # [   49.487055] CR2: fffffff<4>[   50.272113] Hardware name: Google Grunt/Grunt, BIOS  09/05/2019

 5566 19:40:07.002656  f9a25f5da

 5567 19:40:07.008975  # [   49.490628] ---[ end trace a0626c0c85df4650 ]---

 5568 19:40:07.012418  # [   49.495500] RIP: 0010:lkdtm_BUG+0x5/0x10

 5569 19:40:07.031624  # [   49.499680] Code: 89 ff e8 5e d4 79 ff 48 c7 c0 ea ff ff ff eb de 48 c7 c0 ea ff ff ff e9 09 8c a8 00 48 c7 c0 f4 ff ff ff eb c9 0f 1f 44 <4>[   50.300473] RIP: 0010:refcount_warn_saturate+0x51/0x110

 5570 19:40:07.038263  00 00 <0f> 0b 66 0f 1f 84 00 00 00 00 00 0f 1f 44 00 00 83 05 f0 7d 0b 03

 5571 19:40:07.041550  # [   49.518679] RSP: 0018:ffffa70700c6fe60 EFLAGS: 00010286

 5572 19:40:07.048157  # [   49.524160] RAX: ffffffff99b7bf00 RBX: 0000000000000001 RCX: 0000000000000000

 5573 19:40:07.071277  # [   49.531542] RDX: 0000000000000<4>[   50.328133] Code: 84 bc 00 00 00 e9 3f c4 04 01 85 f6 74 46 80 3d 39 fa 16 02 00 75 ee 48 c7 c7 48 d9 0d 9b c6 05 29 fa 16 02 01 e8 09 f0 c5 00 <0f> 0b e9 18 c4 04 01 80 3d 15 fa 16 02 00 75 cb 48 c7 c7 70 d9 0d

 5574 19:40:07.074874  000 RSI: ffffa2b66ad1bf50 RDI: ffffffff9acf84b0

 5575 19:40:07.084249  # [   49.538928] RBP: ffffffff9b1e8e88 R08: 0000000000000001 R09: 0000000000000001

 5576 19:40:07.091429  # [   49.546311] R10: 00000000ffffe000 R11: 3fffffffffffffff R12: 0000000000000004

 5577 19:40:07.098020  # [   49.553696] R13: ffffa70700c6ff10<4>[   50.369353] RSP: 0018:ffffa7070401fe48 EFLAGS: 00010286

 5578 19:40:07.110696   R14: ffffa70700c6ff10 R15: ffffa2b6466f5000<4>[   50.397026] RAX: 0000000000000000 RBX: 000000000000002b RCX: 0000000000000000

 5579 19:40:07.110788  

 5580 19:40:07.117795  <4>[   50.408126] RDX: ffffa2b66ad2c620 RSI: ffffa2b66ad1bf50 RDI: ffffa2b66ad1bf50

 5581 19:40:07.127789  # [   49.561080] FS:  00007f5efa5383c0(0000) GS:ffffa2b66ad00000(0000) knlGS:0000000000000000

 5582 19:40:07.130480  # [   49.569417] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033

 5583 19:40:07.140713  # [   49.575412] CR2: ffffffff9a25f5da CR3: 000000010349a000 CR4: 00000000001506e0

 5584 19:40:07.147248  # [   49.<4>[   50.415736] RBP: ffffffff9b182d55 R08: 0000000000000000 R09: 0000000000000000

 5585 19:40:07.157185  582800] BUG: sleeping function called from invalid context at include/linux/percpu-rwsem.h:49

 5586 19:40:07.163616  # [   49.591917] in_atomic(): 0, irqs_disabled(): 1, non_block: 0, pid: 1963, name: cat

 5587 19:40:07.167052  # [   49.599734] INFO: lockdep is turned off.

 5588 19:40:07.176722  # [   49.603911] irq even<4>[   50.445279] R10: 00000000ffffe000 R11: 3fffffffffffffff R12: 0000000000000016

 5589 19:40:07.176803  t stamp: 0

 5590 19:40:07.183575  # [   49.607225] hardirqs last  enabled at (0): [<0000000000000000>] 0x0

 5591 19:40:07.193596  # [   49.613746] hardirqs last disabled at (0): [<ffffffff990fd6cc>] copy_process+0x65c/0x20e0

 5592 19:40:07.200089  <4>[   50.474850] R13: ffffa7070401ff10 R14: ffffa7070401ff10 R15: ffffa2b6430ab000

 5593 19:40:07.216875  # [   49.622172] softirqs last  enabled at (0): [<ffffffff990fd6cc>] copy_process+0x65c/0x20e0<4>[   50.498005] FS:  00007f77af521580(0000) GS:ffffa2b66ad00000(0000) knlGS:0000000000000000

 5594 19:40:07.216975  

 5595 19:40:07.223362  <4>[   50.514505] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033

 5596 19:40:07.230144  # [   49.630599] softirqs last disabled at (0): [<0000000000000000>] 0x0

 5597 19:40:07.236249  # [   49.637120] CPU: 1 PID: 1963 Comm: cat Tainted: G      D W         5.10.206-cip41 #1

 5598 19:40:07.243213  # [   49.645111] Hardware name: Google Grunt/Grunt, BIOS  09/05/2019

 5599 19:40:07.252997  # [   49.651279] Call<4>[   50.520664] CR2: 00007f77af321000 CR3: 00000001065c8000 CR4: 00000000001506e0

 5600 19:40:07.253173   Trace:

 5601 19:40:07.256097  # [   49.653987]  dump_stack+0x77/0x9b

 5602 19:40:07.259732  # [   49.657564]  ___might_sleep.cold+0xa6/0xb6

 5603 19:40:07.266429  # [   49.661918]  exit_signals+0x1c/0x300

 5604 19:40:07.266512  <4>[   50.550273] Call Trace:

 5605 19:40:07.272987  # [   49.665748]  do_exit+0xc2/0xab0<4>[   50.565173]  ? __warn+0x80/0x110

 5606 19:40:07.273070  

 5607 19:40:07.279322  # [   49.669149]  ? ksys_write+0x68/0xf0

 5608 19:40:07.282447  # [   49.672894]  ? lkdtm_SLAB_FREE_CROSS.cold+0x32/0x32

 5609 19:40:07.285740  # [   49.678026]  make_task_dead+0x2f/0x30

 5610 19:40:07.292433  # [   49.681946]  rewind_stack_and_make_dead+0x17/0x20

 5611 19:40:07.295789  # [   49.686904] RIP: 0033:0x7f5efa415473

 5612 19:40:07.302376  # [   49.69<4>[   50.571775]  ? refcount_warn_saturate+0x51/0x110

 5613 19:40:07.319128  0735] Code: 8b 15 21 2a 0e 00 f7 d8 64 89 02 48 c7 c0 ff ff ff ff eb b7 0f 1f 00 64 8b 04 25 18 00 00 00 85 c0 75 14 b8 01 00 00 00 0f 05 <48> 3d 00 f0 ff ff 77 55 c3 0f 1f 40 00 48 83 ec 28 48 89 54 24 18

 5614 19:40:07.328941  # [   49.709735] RSP: 002b:00007ffd20a719c8 EFLAG<4>[   50.598831]  ? report_bug+0x9e/0xc0

 5615 19:40:07.332248  S: 00000246 ORIG_RAX: 0000000000000001

 5616 19:40:07.338410  # [   49.717555] RAX: ffffffffffffffda RBX: 000000000000000b RCX: 00007f5efa415473

 5617 19:40:07.345099  # [   49.724937] RDX: 000000000000000b RSI: 00007f5efa309000 RDI: 0000000000000001

 5618 19:40:07.351934  # [   49.732322] RBP: 00007f5efa309000 R08: 0000<4>[   50.624773]  ? handle_bug+0x41/0x90

 5619 19:40:07.355236  7f5efa308010 R09: 0000000000000000

 5620 19:40:07.368155  # [   49.739705] R10: fffffffffffffbc5 R11: 0000000000000246 R12: 0000000000000001<4>[   50.650703]  ? exc_invalid_op+0x14/0x70

 5621 19:40:07.368280  

 5622 19:40:07.371219  <4>[   50.665020]  ? asm_exc_invalid_op+0x12/0x20

 5623 19:40:07.384622  # [   49.747090] R13: 0000000000000001 R14: 0000000000020000 R15: 0000000000020000<4>[   50.669626]  ? refcount_warn_saturate+0x51/0x110

 5624 19:40:07.384709  

 5625 19:40:07.387913  # WRITE_KERN: saw 'call trace:': ok

 5626 19:40:07.391457  ok 41 selftests: lkdtm: WRITE_KERN.sh

 5627 19:40:07.394424  # selftests: lkdtm: REFCOUNT_INC_OVERFLOW.sh

 5628 19:40:07.397723  <4>[   50.681609]  ? refcount_warn_saturate+0x51/0x110

 5629 19:40:07.404290  <4>[   50.697221]  lkdtm_REFCOUNT_INC_OVERFLOW+0x70/0x98

 5630 19:40:07.407926  <4>[   50.702298]  direct_entry.cold+0x2c/0x38

 5631 19:40:07.414537  <4>[   50.706501]  full_proxy_write+0x56/0x80

 5632 19:40:07.418209  <4>[   50.710629]  vfs_write+0xea/0x3b0

 5633 19:40:07.421315  <4>[   50.714224]  ksys_write+0x68/0xf0

 5634 19:40:07.424363  <4>[   50.717822]  do_syscall_64+0x33/0x40

 5635 19:40:07.431171  <4>[   50.721678]  entry_SYSCALL_64_after_hwframe+0x62/0xc7

 5636 19:40:07.434289  <4>[   50.727028] RIP: 0033:0x7f77af42d473

 5637 19:40:07.450592  <4>[   50.730890] Code: 8b 15 21 2a 0e 00 f7 d8 64 89 02 48 c7 c0 ff ff ff ff eb b7 0f 1f 00 64 8b 04 25 18 00 00 00 85 c0 75 14 b8 01 00 00 00 0f 05 <48> 3d 00 f0 ff ff 77 55 c3 0f 1f 40 00 48 83 ec 28 48 89 54 24 18

 5638 19:40:07.460689  <4>[   50.749937] RSP: 002b:00007fff0c21f658 EFLAGS: 00000246 ORIG_RAX: 0000000000000001

 5639 19:40:07.467725  <4>[   50.757781] RAX: ffffffffffffffda RBX: 0000000000000016 RCX: 00007f77af42d473

 5640 19:40:07.474506  <4>[   50.765240] RDX: 0000000000000016 RSI: 00007f77af321000 RDI: 0000000000000001

 5641 19:40:07.484339  <4>[   50.772638] RBP: 00007f77af321000 R08: 00007f77af320010 R09: 0000000000000000

 5642 19:40:07.490728  <4>[   50.780026] R10: fffffffffffffbc5 R11: 0000000000000246 R12: 0000000000000001

 5643 19:40:07.497658  <4>[   50.787412] R13: 0000000000000001 R14: 0000000000020000 R15: 0000000000020000

 5644 19:40:07.500634  <4>[   50.794828] irq event stamp: 0

 5645 19:40:07.507244  <4>[   50.798149] hardirqs last  enabled at (0): [<0000000000000000>] 0x0

 5646 19:40:07.517318  <4>[   50.804679] hardirqs last disabled at (0): [<ffffffff990fd6cc>] copy_process+0x65c/0x20e0

 5647 19:40:07.524116  <4>[   50.813111] softirqs last  enabled at (0): [<ffffffff990fd6cc>] copy_process+0x65c/0x20e0

 5648 19:40:07.530898  <4>[   50.821585] softirqs last disabled at (0): [<0000000000000000>] 0x0

 5649 19:40:07.536815  <4>[   50.828120] ---[ end trace a0626c0c85df4651 ]---

 5650 19:40:07.540031  <6>[   50.832998] lkdtm: Overflow detected: saturated

 5651 19:40:07.583773  # [   50.011233] lkdtm: Performing direct entry REFCOUNT_INC_OVERFLOW

 5652 19:40:07.590409  # [   50.038268] lkdtm: attempting good refcount_inc() without overflow

 5653 19:40:07.596330  # [   50.066900] lkdtm: attempting bad refcount_inc() overflow

 5654 19:40:07.599850  # [   50.094718] ------------[ cut here ]------------

 5655 19:40:07.606768  # [   50.121762] refcount_t: saturated; leaking memory.

 5656 19:40:07.616381  # [   50.149028] WARNING: CPU: 1 PID: 1999 at lib/refcount.c:22 refcount_warn_saturate+0x51/0x110

 5657 19:40:07.655460  # [   50.179863] Modules linked in: fuse ip_tables cros_ec_lightbar cros_ec_sysfs cros_ec_debugfs cros_usbpd_logger cros_ec_chardev cros_usbpd_charger gsmi uvcvideo videobuf2_vmalloc videobuf2_memops videobuf2_v4l2 cros_ec_dev videobuf2_common designware_i2s cros_usbpd_notify chromeos_pstore snd_soc_max98357a snd_soc_adau7002 snd_soc_acp_da7219mx98357_mach snd_soc_da7219 acp_audio_dma snd_soc_core snd_compress snd_pcm_dmaengine coreboot_table regmap_i2c

 5658 19:40:07.662678  # [   50.241946] CPU: 1 PID: 1999 Comm: cat Tainted: G      D W         5.10.206-cip41 #1

 5659 19:40:07.668996  # [   50.272113] Hardware name: Google Grunt/Grunt, BIOS  09/05/2019

 5660 19:40:07.675451  # [   50.300473] RIP: 0010:refcount_warn_saturate+0x51/0x110

 5661 19:40:07.692154  # [   50.328133] Code: 84 bc 00 00 00 e9 3f c4 04 01 85 f6 74 46 80 3d 39 fa 16 02 00 75 ee 48 c7 c7 48 d9 0d 9b c6 05 29 fa 16 02 01 e8 09 f0 c5 00 <0f> 0b e9 18 c4 04 01 80 3d 15 fa 16 02 00 75 cb 48 c7 c7 70 d9 0d

 5662 19:40:07.698403  # [   50.369353] RSP: 0018:ffffa7070401fe48 EFLAGS: 00010286

 5663 19:40:07.704939  # [   50.397026] RAX: 0000000000000000 RBX: 000000000000002b RCX: 0000000000000000

 5664 19:40:07.711713  # [   50.408126] RDX: ffffa2b66ad2c620 RSI: ffffa2b66ad1bf50 RDI: ffffa2b66ad1bf50

 5665 19:40:07.725099  # [   50.415736] RBP: ffffffff9b182d55 R08: 000000000000<6>[   50.996710] lkdtm: Performing direct entry REFCOUNT_ADD_OVERFLOW

 5666 19:40:07.725680  0000 R09: 0000000000000000

 5667 19:40:07.734624  # [   50.445279] R10: 00000000ffffe000 R11: 3fffffffffffffff R12: 0000000000000016

 5668 19:40:07.741735  # [   50.474850] R13: ffffa7070401ff10 R14: ffffa7070401ff10 R15: ffffa2b6430ab000

 5669 19:40:07.751642  # [   50.498005] FS:  00007f77af521580(0000) GS:ffffa2b66ad0<6>[   51.021071] lkdtm: attempting good refcount_add() without overflow

 5670 19:40:07.754868  0000(0000) knlGS:0000000000000000

 5671 19:40:07.761495  # [   50.514505] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033

 5672 19:40:07.767539  # [   50.520664] CR2: 00007f77af321000 CR3: 00000001065c8000 CR4: 00000000001506e0

 5673 19:40:07.770915  # [   50.550273] Call Trace:

 5674 19:40:07.774335  # [   50.565173]  ? __warn+0x80/0x110

 5675 19:40:07.780939  <6>[   51.049702] lkdtm: attempting bad refcount_add() overflow

 5676 19:40:07.784542  # [   50.571775]  ? refcount_warn_saturate+0x51/0x110

 5677 19:40:07.787444  # [   50.598831]  ? report_bug+0x9e/0xc0

 5678 19:40:07.790830  # [   50.624773]  ? handle_bug+0x41/0x90

 5679 19:40:07.797832  # [   50.650703]  ? exc_invalid_op+0x14/0x70

 5680 19:40:07.801144  # [   50.665020]  ? asm_exc_invalid_op+0x12/0x20

 5681 19:40:07.807423  # [   50.669626]  ? r<4>[   51.077569] ------------[ cut here ]------------

 5682 19:40:07.810734  efcount_warn_saturate+0x51/0x110

 5683 19:40:07.814143  # [   50.681609]  ? refcount_warn_saturate+0x51/0x110

 5684 19:40:07.820789  # [   50.697221]  lkdtm_REFCOUNT_INC_OVERFLOW+0x70/0x98

 5685 19:40:07.823897  # [   50.702298]  direct_entry.cold+0x2c/0x38

 5686 19:40:07.827026  # [   50.706501]  full_proxy_write+0x56/0x80

 5687 19:40:07.834040  # [   50.710629] <4>[   51.104616] refcount_t: saturated; leaking memory.

 5688 19:40:07.837049   vfs_write+0xea/0x3b0

 5689 19:40:07.840432  # [   50.714224]  ksys_write+0x68/0xf0

 5690 19:40:07.843463  # [   50.717822]  do_syscall_64+0x33/0x40

 5691 19:40:07.850448  # [   50.721678]  entry_SYSCALL_64_after_hwframe+0x62/0xc7

 5692 19:40:07.853689  # [   50.727028] RIP: 0033:0x7f77af42d473

 5693 19:40:07.866603  # [   50.730890] Code: 8b 15 21 2a 0e 00 f7 d8 <4>[   51.131976] WARNING: CPU: 1 PID: 2032 at lib/refcount.c:22 refcount_warn_saturate+0x51/0x110

 5694 19:40:07.880201  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

 5695 19:40:07.926051  # [   50.749937] RSP: 002b:00007fff0c21f658 EFLAGS: 00000246 ORIG_RAX: 00000000000000<4>[   51.162770] Modules linked in: fuse ip_tables cros_ec_lightbar cros_ec_sysfs cros_ec_debugfs cros_usbpd_logger cros_ec_chardev cros_usbpd_charger gsmi uvcvideo videobuf2_vmalloc videobuf2_memops videobuf2_v4l2 cros_ec_dev videobuf2_common designware_i2s cros_usbpd_notify chromeos_pstore snd_soc_max98357a snd_soc_adau7002 snd_soc_acp_da7219mx98357_mach snd_soc_da7219 acp_audio_dma snd_soc_core snd_compress snd_pcm_dmaengine coreboot_table regmap_i2c

 5696 19:40:07.929490  01

 5697 19:40:07.936138  # [   50.757781] RAX: ffffffffffffffda RBX: 0000000000000016 RCX: 00007f77af42d473

 5698 19:40:07.942053  # [   50.765240] RDX: 0000000000000016 RSI: 00007f77af321000 RDI: 0000000000000001

 5699 19:40:07.948953  # [   50.772638] RBP: 00007f77af321000 R08: 00007f77af320010 R09: 0000000000000000

 5700 19:40:07.959002  <4>[   51.224808] CPU: 1 PID: 2032 Comm: cat Tainted: G      D W         5.10.206-cip41 #1

 5701 19:40:07.965842  # [   50.780026] R10: fffffffffffffbc5 R11: 0000000000000246 R12: 0000000000000001

 5702 19:40:07.972095  # [   50.787412] R13: 0000000000000001 R14: 0000000000020000 R15: 0000000000020000

 5703 19:40:07.975005  # [   50.794828] irq event stamp: 0

 5704 19:40:07.985197  # [   50.798149] hardirqs last  enabled at (0): [<0<4>[   51.254959] Hardware name: Google Grunt/Grunt, BIOS  09/05/2019

 5705 19:40:07.988658  000000000000000>] 0x0

 5706 19:40:07.994910  # [   50.804679] hardirqs last disabled at (0): [<ffffffff990fd6cc>] copy_process+0x65c/0x20e0

 5707 19:40:08.005029  # [   50.813111] softirqs last  enabled at (0): [<ffffffff990fd6cc>] copy_process+0x65c/0x20e0

 5708 19:40:08.015025  # [   50.821585] softirqs last disabled a<4>[   51.283308] RIP: 0010:refcount_warn_saturate+0x51/0x110

 5709 19:40:08.015458  t (0): [<0000000000000000>] 0x0

 5710 19:40:08.021480  # [   50.828120] ---[ end trace a0626c0c85df4651 ]---

 5711 19:40:08.024529  # [   50.832998] lkdtm: Overflow detected: saturated

 5712 19:40:08.031261  # REFCOUNT_INC_OVERFLOW: saw 'call trace:': ok

 5713 19:40:08.034519  ok 42 selftests: lkdtm: REFCOUNT_INC_OVERFLOW.sh

 5714 19:40:08.054428  # selftests: lkd<4>[   51.310975] Code: 84 bc 00 00 00 e9 3f c4 04 01 85 f6 74 46 80 3d 39 fa 16 02 00 75 ee 48 c7 c7 48 d9 0d 9b c6 05 29 fa 16 02 01 e8 09 f0 c5 00 <0f> 0b e9 18 c4 04 01 80 3d 15 fa 16 02 00 75 cb 48 c7 c7 70 d9 0d

 5715 19:40:08.057750  tm: REFCOUNT_ADD_OVERFLOW.sh

 5716 19:40:08.064544  <4>[   51.352161] RSP: 0018:ffffa7070408fe48 EFLAGS: 00010286

 5717 19:40:08.070976  <4>[   51.360230] RAX: 0000000000000000 RBX: 000000000000002c RCX: 0000000000000000

 5718 19:40:08.077105  <4>[   51.367657] RDX: ffffa2b66ad2c620 RSI: ffffa2b66ad1bf50 RDI: ffffa2b66ad1bf50

 5719 19:40:08.084219  <4>[   51.375088] RBP: ffffffff9b182d6b R08: 0000000000000000 R09: 0000000000000000

 5720 19:40:08.094137  <4>[   51.382517] R10: 00000000ffffe000 R11: 3fffffffffffffff R12: 0000000000000016

 5721 19:40:08.100790  <4>[   51.389956] R13: ffffa7070408ff10 R14: ffffa7070408ff10 R15: ffffa2b642e09000

 5722 19:40:08.106982  <4>[   51.397385] FS:  00007f29e8cf5580(0000) GS:ffffa2b66ad00000(0000) knlGS:0000000000000000

 5723 19:40:08.113544  <4>[   51.405825] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033

 5724 19:40:08.120346  <4>[   51.411896] CR2: 00007f29e8ac1000 CR3: 0000000102e16000 CR4: 00000000001506e0

 5725 19:40:08.123783  <4>[   51.419368] Call Trace:

 5726 19:40:08.127253  <4>[   51.422172]  ? __warn+0x80/0x110

 5727 19:40:08.133818  <4>[   51.425753]  ? refcount_warn_saturate+0x51/0x110

 5728 19:40:08.136982  <4>[   51.430788]  ? report_bug+0x9e/0xc0

 5729 19:40:08.140174  <4>[   51.434646]  ? handle_bug+0x41/0x90

 5730 19:40:08.143149  <4>[   51.438494]  ? exc_invalid_op+0x14/0x70

 5731 19:40:08.150122  <4>[   51.442684]  ? asm_exc_invalid_op+0x12/0x20

 5732 19:40:08.153376  <4>[   51.447223]  ? refcount_warn_saturate+0x51/0x110

 5733 19:40:08.159941  <4>[   51.452186]  ? refcount_warn_saturate+0x51/0x110

 5734 19:40:08.163213  <4>[   51.457188]  lkdtm_REFCOUNT_ADD_OVERFLOW+0x7f/0xa7

 5735 19:40:08.170142  <4>[   51.462327]  direct_entry.cold+0x2c/0x38

 5736 19:40:08.173503  <4>[   51.466567]  full_proxy_write+0x56/0x80

 5737 19:40:08.176730  <4>[   51.470717]  vfs_write+0xea/0x3b0

 5738 19:40:08.180083  <4>[   51.474324]  ksys_write+0x68/0xf0

 5739 19:40:08.182794  <4>[   51.477938]  do_syscall_64+0x33/0x40

 5740 19:40:08.189351  <4>[   51.481795]  entry_SYSCALL_64_after_hwframe+0x62/0xc7

 5741 19:40:08.193313  <4>[   51.487113] RIP: 0033:0x7f29e8bcd473

 5742 19:40:08.213217  <4>[   51.490952] Code: 8b 15 21 2a 0e 00 f7 d8 64 89 02 48 c7 c0 ff ff ff ff eb b7 0f 1f 00 64 8b 04 25 18 00 00 00 85 c0 75 14 b8 01 00 00 00 0f 05 <48> 3d 00 f0 ff ff 77 55 c3 0f 1f 40 00 48 83 ec 28 48 89 54 24 18

 5743 19:40:08.219280  <4>[   51.509976] RSP: 002b:00007ffc56de3288 EFLAGS: 00000246 ORIG_RAX: 0000000000000001

 5744 19:40:08.226351  <4>[   51.517813] RAX: ffffffffffffffda RBX: 0000000000000016 RCX: 00007f29e8bcd473

 5745 19:40:08.236465  <4>[   51.525204] RDX: 0000000000000016 RSI: 00007f29e8ac1000 RDI: 0000000000000001

 5746 19:40:08.242662  <4>[   51.532594] RBP: 00007f29e8ac1000 R08: 00007f29e8ac0010 R09: 0000000000000000

 5747 19:40:08.249348  <4>[   51.539984] R10: fffffffffffffbc5 R11: 0000000000000246 R12: 0000000000000001

 5748 19:40:08.255990  <4>[   51.547399] R13: 0000000000000001 R14: 0000000000020000 R15: 0000000000020000

 5749 19:40:08.259383  <4>[   51.554805] irq event stamp: 0

 5750 19:40:08.265842  <4>[   51.558134] hardirqs last  enabled at (0): [<0000000000000000>] 0x0

 5751 19:40:08.275276  <4>[   51.564662] hardirqs last disabled at (0): [<ffffffff990fd6cc>] copy_process+0x65c/0x20e0

 5752 19:40:08.285534  <4>[   51.573095] softirqs last  enabled at (0): [<ffffffff990fd6cc>] copy_process+0x65c/0x20e0

 5753 19:40:08.288695  <4>[   51.581539] softirqs last disabled at (0): [<0000000000000000>] 0x0

 5754 19:40:08.295383  <4>[   51.588062] ---[ end trace a0626c0c85df4652 ]---

 5755 19:40:08.298455  <6>[   51.592940] lkdtm: Overflow detected: saturated

 5756 19:40:08.334401  # [   50.996710] lkdtm: Performing direct entry REFCOUNT_ADD_OVERFLOW

 5757 19:40:08.341099  # [   51.021071] lkdtm: attempting good refcount_add() without overflow

 5758 19:40:08.347168  # [   51.049702] lkdtm: attempting bad refcount_add() overflow

 5759 19:40:08.350588  # [   51.077569] ------------[ cut here ]------------

 5760 19:40:08.357431  # [   51.104616] refcount_t: saturated; leaking memory.

 5761 19:40:08.364207  # [   51.131976] WARNING: CPU: 1 PID: 2032 at lib/refcount.c:22 refcount_warn_saturate+0x51/0x110

 5762 19:40:08.407071  # [   51.162770] Modules linked in: fuse ip_tables cros_ec_lightbar cros_ec_sysfs cros_ec_debugfs cros_usbpd_logger cros_ec_chardev cros_usbpd_charger gsmi uvcvideo videobuf2_vmalloc videobuf2_memops videobuf2_v4l2 cros_ec_dev videobuf2_common designware_i2s cros_usbpd_notify chromeos_pstore snd_soc_max98357a snd_soc_adau7002 snd_soc_acp_da7219mx98357_mach snd_soc_da7219 acp_audio_dma snd_soc_core snd_compress snd_pcm_dmaengine coreboot_table regmap_i2c

 5763 19:40:08.413094  # [   51.224808] CPU: 1 PID: 2032 Comm: cat Tainted: G      D W         5.10.206-cip41 #1

 5764 19:40:08.419930  # [   51.254959] Hardware name: Google Grunt/Grunt, BIOS  09/05/2019

 5765 19:40:08.422967  # [   51.283308] RIP: 0010:refcount_warn_saturate+0x51/0x110

 5766 19:40:08.442939  # [   51.310975] Code: 84 bc 00 00 00 e9 3f c4 04 01 85 f6 74 46 80 3d 39 fa 16 02 00 75 ee 48 c7 c7 48 d9 0d 9b c6 05 29 fa 16 02 01 e8 09 f0 c5 00 <0f> 0b e9 18 c4 04 01 80 3d 15 fa 16 02 00 75 cb 48 c7 c7 70 d9 0d

 5767 19:40:08.452900  # [   51.352161] RSP: 0018:fff<6>[   51.727349] lkdtm: Performing direct entry REFCOUNT_INC_NOT_ZERO_OVERFLOW

 5768 19:40:08.456195  fa7070408fe48 EFLAGS: 00010286

 5769 19:40:08.462341  # [   51.360230] RAX: 0000000000000000 RBX: 000000000000002c RCX: 0000000000000000

 5770 19:40:08.468977  # [   51.367657] RDX: ffffa2b66ad2c620 RSI: ffffa2b66ad1bf50 RDI: ffffa2b66ad1bf50

 5771 19:40:08.482534  # [   51.375088] RBP: ffffffff9b182d6b R08: 000000000000<6>[   51.750974] lkdtm: attempting bad refcount_inc_not_zero() overflow

 5772 19:40:08.486026  0000 R09: 0000000000000000

 5773 19:40:08.492157  # [   51.382517] R10: 00000000ffffe000 R11: 3fffffffffffffff R12: 0000000000000016

 5774 19:40:08.498832  # [   51.389956] R13: ffffa7070408ff10 R14: ffffa7070408ff10 R15: ffffa2b642e09000

 5775 19:40:08.508997  # [   51.397385] FS:  00007f29e8cf5580(0000) GS:ffffa2b66ad0<4>[   51.779591] ------------[ cut here ]------------

 5776 19:40:08.512377  0000(0000) knlGS:0000000000000000

 5777 19:40:08.518759  # [   51.405825] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033

 5778 19:40:08.525035  # [   51.411896] CR2: 00007f29e8ac1000 CR3: 0000000102e16000 CR4: 00000000001506e0

 5779 19:40:08.528831  # [   51.419368] Call Trace:

 5780 19:40:08.531765  # [   51.422172]  ? __warn+0x80/0x110

 5781 19:40:08.535411  <4>[   51.806638] refcount_t: saturated; leaking memory.

 5782 19:40:08.541374  # [   51.425753]  ? refcount_warn_saturate+0x51/0x110

 5783 19:40:08.544855  # [   51.430788]  ? report_bug+0x9e/0xc0

 5784 19:40:08.548439  # [   51.434646]  ? handle_bug+0x41/0x90

 5785 19:40:08.551643  # [   51.438494]  ? exc_invalid_op+0x14/0x70

 5786 19:40:08.557954  # [   51.442684]  ? asm_exc_invalid_op+0x12/0x20

 5787 19:40:08.567848  # [   51.447223]  ? r<4>[   51.833901] WARNING: CPU: 1 PID: 2065 at lib/refcount.c:19 refcount_warn_saturate+0x97/0x110

 5788 19:40:08.571123  efcount_warn_saturate+0x51/0x110

 5789 19:40:08.574396  # [   51.452186]  ? refcount_warn_saturate+0x51/0x110

 5790 19:40:08.580911  # [   51.457188]  lkdtm_REFCOUNT_ADD_OVERFLOW+0x7f/0xa7

 5791 19:40:08.584325  # [   51.462327]  direct_entry.cold+0x2c/0x38

 5792 19:40:08.587749  # [   51.466567]  full_proxy_write+0x56/0x80

 5793 19:40:08.630516  # [   51.470717] <4>[   51.864727] Modules linked in: fuse ip_tables cros_ec_lightbar cros_ec_sysfs cros_ec_debugfs cros_usbpd_logger cros_ec_chardev cros_usbpd_charger gsmi uvcvideo videobuf2_vmalloc videobuf2_memops videobuf2_v4l2 cros_ec_dev videobuf2_common designware_i2s cros_usbpd_notify chromeos_pstore snd_soc_max98357a snd_soc_adau7002 snd_soc_acp_da7219mx98357_mach snd_soc_da7219 acp_audio_dma snd_soc_core snd_compress snd_pcm_dmaengine coreboot_table regmap_i2c

 5794 19:40:08.630636   vfs_write+0xea/0x3b0

 5795 19:40:08.633903  # [   51.474324]  ksys_write+0x68/0xf0

 5796 19:40:08.637224  # [   51.477938]  do_syscall_64+0x33/0x40

 5797 19:40:08.643567  # [   51.481795]  entry_SYSCALL_64_after_hwframe+0x62/0xc7

 5798 19:40:08.646877  # [   51.487113] RIP: 0033:0x7f29e8bcd473

 5799 19:40:08.659857  # [   51.490952] Code: 8b 15 21 2a 0e 00 f7 d8 <4>[   51.926820] CPU: 1 PID: 2065 Comm: cat Tainted: G      D W         5.10.206-cip41 #1

 5800 19:40:08.673547  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

 5801 19:40:08.686752  # [   51.509976] RSP: 002b:00007ffc56de3288 EFLAGS: 00000246 ORIG_RAX: 00000000000000<4>[   51.957005] Hardware name: Google Grunt/Grunt, BIOS  09/05/2019

 5802 19:40:08.686847  01

 5803 19:40:08.696774  # [   51.517813] RAX: ffffffffffffffda RBX: 0000000000000016 RCX: 00007f29e8bcd473

 5804 19:40:08.702997  # [   51.525204] RDX: 0000000000000016 RSI: 00007f29e8ac1000 RDI: 0000000000000001

 5805 19:40:08.709438  # [   51.532594] RBP: 00007f29e8ac1000 R08: 00007f29e8ac0010 R09: 0000000000000000

 5806 19:40:08.716188  <4>[   51.985424] RIP: 0010:refcount_warn_saturate+0x97/0x110

 5807 19:40:08.722697  # [   51.539984] R10: fffffffffffffbc5 R11: 0000000000000246 R12: 0000000000000001

 5808 19:40:08.729463  # [   51.547399] R13: 0000000000000001 R14: 0000000000020000 R15: 0000000000020000

 5809 19:40:08.732740  # [   51.554805] irq event stamp: 0

 5810 19:40:08.755874  # [   51.558134] hardirqs last  enabled at (0): [<0<4>[   52.013013] Code: 02 01 e8 e6 ef c5 00 0f 0b e9 f5 c3 04 01 80 3d f4 f9 16 02 00 75 a8 48 c7 c7 48 d9 0d 9b c6 05 e4 f9 16 02 01 e8 c3 ef c5 00 <0f> 0b e9 d2 c3 04 01 80 3d ce f9 16 02 00 75 85 48 c7 c7 a0 d9 0d

 5811 19:40:08.758927  000000000000000>] 0x0

 5812 19:40:08.765545  # [   51.564662] hardirqs last disabled at (0): [<ffffffff990fd6cc>] copy_process+0x65c/0x20e0

 5813 19:40:08.775578  # [   51.573095] softirqs last  enabled at (0): [<ffffffff990fd6cc>] copy_process+0x65c/0x20e0

 5814 19:40:08.785643  # [   51.581539] softirqs last disabled a<4>[   52.054249] RSP: 0018:ffffa7070410fe38 EFLAGS: 00010282

 5815 19:40:08.785726  t (0): [<0000000000000000>] 0x0

 5816 19:40:08.792101  # [   51.588062] ---[ end trace a0626c0c85df4652 ]---

 5817 19:40:08.795112  # [   51.592940] lkdtm: Overflow detected: saturated

 5818 19:40:08.802278  # REFCOUNT_ADD_OVERFLOW: saw 'call trace:': ok

 5819 19:40:08.804870  ok 43 selftests: lkdtm: REFCOUNT_ADD_OVERFLOW.sh

 5820 19:40:08.815146  # selftests: lkd<4>[   52.081874] RAX: 0000000000000000 RBX: 000000007fffffff RCX: 0000000000000000

 5821 19:40:08.818302  tm: REFCOUNT_INC_NOT_ZERO_OVERFLOW.sh

 5822 19:40:08.825000  <4>[   52.111452] RDX: ffffa2b66ad2c620 RSI: ffffa2b66ad1bf50 RDI: ffffa2b66ad1bf50

 5823 19:40:08.831652  <4>[   52.122220] RBP: ffffffff9b1829a8 R08: 0000000000000000 R09: 0000000000000000

 5824 19:40:08.838288  <4>[   52.129667] R10: 00000000ffffe000 R11: 3fffffffffffffff R12: 000000000000001f

 5825 19:40:08.848146  <4>[   52.137121] R13: ffffa7070410ff10 R14: ffffa7070410ff10 R15: ffffa2b645778000

 5826 19:40:08.854297  <4>[   52.144550] FS:  00007f8ed31c9580(0000) GS:ffffa2b66ad00000(0000) knlGS:0000000000000000

 5827 19:40:08.861058  <4>[   52.152946] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033

 5828 19:40:08.867899  <4>[   52.158975] CR2: 00007f8ed2fc9000 CR3: 0000000105784000 CR4: 00000000001506e0

 5829 19:40:08.870952  <4>[   52.166430] Call Trace:

 5830 19:40:08.874608  <4>[   52.169177]  ? __warn+0x80/0x110

 5831 19:40:08.880750  <4>[   52.172713]  ? refcount_warn_saturate+0x97/0x110

 5832 19:40:08.884124  <4>[   52.177622]  ? report_bug+0x9e/0xc0

 5833 19:40:08.887632  <4>[   52.181440]  ? handle_bug+0x41/0x90

 5834 19:40:08.890866  <4>[   52.185215]  ? exc_invalid_op+0x14/0x70

 5835 19:40:08.897473  <4>[   52.189392]  ? asm_exc_invalid_op+0x12/0x20

 5836 19:40:08.900569  <4>[   52.193920]  ? refcount_warn_saturate+0x97/0x110

 5837 19:40:08.907574  <4>[   52.198890]  ? refcount_warn_saturate+0x97/0x110

 5838 19:40:08.910311  <4>[   52.203860]  __refcount_add_not_zero.constprop.0+0x2a/0x35

 5839 19:40:08.917307  <4>[   52.209732]  lkdtm_REFCOUNT_INC_NOT_ZERO_OVERFLOW+0x3e/0x76

 5840 19:40:08.923738  <4>[   52.215626]  direct_entry.cold+0x2c/0x38

 5841 19:40:08.926972  <4>[   52.220014]  full_proxy_write+0x56/0x80

 5842 19:40:08.930323  <4>[   52.224224]  vfs_write+0xea/0x3b0

 5843 19:40:08.933833  <4>[   52.227884]  ksys_write+0x68/0xf0

 5844 19:40:08.937192  <4>[   52.231575]  do_syscall_64+0x33/0x40

 5845 19:40:08.943862  <4>[   52.235598]  entry_SYSCALL_64_after_hwframe+0x62/0xc7

 5846 19:40:08.947053  <4>[   52.240977] RIP: 0033:0x7f8ed30d5473

 5847 19:40:08.966474  <4>[   52.244861] Code: 8b 15 21 2a 0e 00 f7 d8 64 89 02 48 c7 c0 ff ff ff ff eb b7 0f 1f 00 64 8b 04 25 18 00 00 00 85 c0 75 14 b8 01 00 00 00 0f 05 <48> 3d 00 f0 ff ff 77 55 c3 0f 1f 40 00 48 83 ec 28 48 89 54 24 18

 5848 19:40:08.973641  <4>[   52.263913] RSP: 002b:00007ffd59443c68 EFLAGS: 00000246 ORIG_RAX: 0000000000000001

 5849 19:40:08.980166  <4>[   52.271752] RAX: ffffffffffffffda RBX: 000000000000001f RCX: 00007f8ed30d5473

 5850 19:40:08.989946  <4>[   52.279155] RDX: 000000000000001f RSI: 00007f8ed2fc9000 RDI: 0000000000000001

 5851 19:40:08.996466  <4>[   52.286548] RBP: 00007f8ed2fc9000 R08: 00007f8ed2fc8010 R09: 0000000000000000

 5852 19:40:09.002660  <4>[   52.293954] R10: fffffffffffffbc5 R11: 0000000000000246 R12: 0000000000000001

 5853 19:40:09.009433  <4>[   52.301370] R13: 0000000000000001 R14: 0000000000020000 R15: 0000000000020000

 5854 19:40:09.012646  <4>[   52.308768] irq event stamp: 0

 5855 19:40:09.019910  <4>[   52.312086] hardirqs last  enabled at (0): [<0000000000000000>] 0x0

 5856 19:40:09.029253  <4>[   52.318615] hardirqs last disabled at (0): [<ffffffff990fd6cc>] copy_process+0x65c/0x20e0

 5857 19:40:09.039468  <4>[   52.327076] softirqs last  enabled at (0): [<ffffffff990fd6cc>] copy_process+0x65c/0x20e0

 5858 19:40:09.046084  <4>[   52.335514] softirqs last disabled at (0): [<0000000000000000>] 0x0

 5859 19:40:09.049281  <4>[   52.342049] ---[ end trace a0626c0c85df4653 ]---

 5860 19:40:09.052496  <6>[   52.346927] lkdtm: Overflow detected: saturated

 5861 19:40:09.090889  # [   51.727349] lkdtm: Performing direct entry REFCOUNT_INC_NOT_ZERO_OVERFLOW

 5862 19:40:09.097315  # [   51.750974] lkdtm: attempting bad refcount_inc_not_zero() overflow

 5863 19:40:09.100992  # [   51.779591] ------------[ cut here ]------------

 5864 19:40:09.103729  # [   51.806638] refcount_t: saturated; leaking memory.

 5865 19:40:09.113827  # [   51.833901] WARNING: CPU: 1 PID: 2065 at lib/refcount.c:19 refcount_warn_saturate+0x97/0x110

 5866 19:40:09.153450  # [   51.864727] Modules linked in: fuse ip_tables cros_ec_lightbar cros_ec_sysfs cros_ec_debugfs cros_usbpd_logger cros_ec_chardev cros_usbpd_charger gsmi uvcvideo videobuf2_vmalloc videobuf2_memops videobuf2_v4l2 cros_ec_dev videobuf2_common designware_i2s cros_usbpd_notify chromeos_pstore snd_soc_max98357a snd_soc_adau7002 snd_soc_acp_da7219mx98357_mach snd_soc_da7219 acp_audio_dma snd_soc_core snd_compress snd_pcm_dmaengine coreboot_table regmap_i2c

 5867 19:40:09.163614  # [   51.926820] CPU: 1 PID: 2065 Comm: cat Tainted: G      D W         5.10.206-cip41 #1

 5868 19:40:09.166319  # [   51.957005] Hardware name: Google Grunt/Grunt, BIOS  09/05/2019

 5869 19:40:09.173232  # [   51.985424] RIP: 0010:refcount_warn_saturate+0x97/0x110

 5870 19:40:09.193152  # [   52.013013] Code: 02 01 e8 e6 ef c5 00 0f 0b e9 f5 c3 04 01 80 3d f4 f9 16 02 00 75 a8 48 c7 c7 48 d9 0d 9b c6 05 e4 f9 16 02 01 e8 c3 ef c5 00 <0f> 0b e9 d2 c3 04 01 80 3d ce f9 16 02 00 75 85 48 c7 c7 a0 d9 0d

 5871 19:40:09.196559  # [   52.054249] RSP: 0018:ffffa7070410fe38 EFLAGS: 00010282

 5872 19:40:09.206439  # [   52.081874] RAX: 0000000000<6>[   52.484578] lkdtm: Performing direct entry REFCOUNT_ADD_NOT_ZERO_OVERFLOW

 5873 19:40:09.212911  000000 RBX: 000000007fffffff RCX: 0000000000000000

 5874 19:40:09.219669  # [   52.111452] RDX: ffffa2b66ad2c620 RSI: ffffa2b66ad1bf50 RDI: ffffa2b66ad1bf50

 5875 19:40:09.225749  # [   52.122220] RBP: ffffffff9b1829a8 R08: 0000000000000000 R09: 0000000000000000

 5876 19:40:09.235658  # [   52.129667] R10: 00000000ffffe0<6>[   52.504871] lkdtm: attempting bad refcount_add_not_zero() overflow

 5877 19:40:09.239085  00 R11: 3fffffffffffffff R12: 000000000000001f

 5878 19:40:09.245960  # [   52.137121] R13: ffffa7070410ff10 R14: ffffa7070410ff10 R15: ffffa2b645778000

 5879 19:40:09.255507  # [   52.144550] FS:  00007f8ed31c9580(0000) GS:ffffa2b66ad00000(0000) knlGS:0000000000000000

 5880 19:40:09.262384  # [   52.152946] CS:  0010 DS<4>[   52.533507] ------------[ cut here ]------------

 5881 19:40:09.265761  : 0000 ES: 0000 CR0: 0000000080050033

 5882 19:40:09.272103  # [   52.158975] CR2: 00007f8ed2fc9000 CR3: 0000000105784000 CR4: 00000000001506e0

 5883 19:40:09.276111  # [   52.166430] Call Trace:

 5884 19:40:09.278948  # [   52.169177]  ? __warn+0x80/0x110

 5885 19:40:09.285313  # [   52.172713]  ? refcount_warn_saturate+0x97/0x110

 5886 19:40:09.288659  # [   52.<4>[   52.560665] refcount_t: saturated; leaking memory.

 5887 19:40:09.292244  177622]  ? report_bug+0x9e/0xc0

 5888 19:40:09.295389  # [   52.181440]  ? handle_bug+0x41/0x90

 5889 19:40:09.302445  # [   52.185215]  ? exc_invalid_op+0x14/0x70

 5890 19:40:09.305621  # [   52.189392]  ? asm_exc_invalid_op+0x12/0x20

 5891 19:40:09.308971  # [   52.193920]  ? refcount_warn_saturate+0x97/0x110

 5892 19:40:09.322155  # [   52.198890]  ? refcount_w<4>[   52.587956] WARNING: CPU: 1 PID: 2098 at lib/refcount.c:19 refcount_warn_saturate+0x97/0x110

 5893 19:40:09.325228  arn_saturate+0x97/0x110

 5894 19:40:09.328118  # [   52.203860]  __refcount_add_not_zero.constprop.0+0x2a/0x35

 5895 19:40:09.335293  # [   52.209732]  lkdtm_REFCOUNT_INC_NOT_ZERO_OVERFLOW+0x3e/0x76

 5896 19:40:09.338492  # [   52.215626]  direct_entry.cold+0x2c/0x38

 5897 19:40:09.341525  # [   52.220014]  full_proxy_write+0x56/0x80

 5898 19:40:09.384173  # [   5<4>[   52.618661] Modules linked in: fuse ip_tables cros_ec_lightbar cros_ec_sysfs cros_ec_debugfs cros_usbpd_logger cros_ec_chardev cros_usbpd_charger gsmi uvcvideo videobuf2_vmalloc videobuf2_memops videobuf2_v4l2 cros_ec_dev videobuf2_common designware_i2s cros_usbpd_notify chromeos_pstore snd_soc_max98357a snd_soc_adau7002 snd_soc_acp_da7219mx98357_mach snd_soc_da7219 acp_audio_dma snd_soc_core snd_compress snd_pcm_dmaengine coreboot_table regmap_i2c

 5899 19:40:09.387517  2.224224]  vfs_write+0xea/0x3b0

 5900 19:40:09.390812  # [   52.227884]  ksys_write+0x68/0xf0

 5901 19:40:09.393982  # [   52.231575]  do_syscall_64+0x33/0x40

 5902 19:40:09.397626  # [   52.235598]  entry_SYSCALL_64_after_hwframe+0x62/0xc7

 5903 19:40:09.400773  # [   52.240977] RIP: 0033:0x7f8ed30d5473

 5904 19:40:09.413980  # [   52.244861] Code: 8b 15 21 2a 0e<4>[   52.680783] CPU: 1 PID: 2098 Comm: cat Tainted: G      D W         5.10.206-cip41 #1

 5905 19:40:09.430318   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

 5906 19:40:09.440435  # [   52.263913] RSP: 002b:00007ffd59443c68 EFLAGS: 00000246 ORIG_RAX: 0000<4>[   52.710909] Hardware name: Google Grunt/Grunt, BIOS  09/05/2019

 5907 19:40:09.443832  000000000001

 5908 19:40:09.450540  # [   52.271752] RAX: ffffffffffffffda RBX: 000000000000001f RCX: 00007f8ed30d5473

 5909 19:40:09.456998  # [   52.279155] RDX: 000000000000001f RSI: 00007f8ed2fc9000 RDI: 0000000000000001

 5910 19:40:09.469906  # [   52.286548] RBP: 00007f8ed2fc9000 R08: 00007f8ed2fc8010 R09: 00000000<4>[   52.739383] RIP: 0010:refcount_warn_saturate+0x97/0x110

 5911 19:40:09.470456  00000000

 5912 19:40:09.476659  # [   52.293954] R10: fffffffffffffbc5 R11: 0000000000000246 R12: 0000000000000001

 5913 19:40:09.486932  # [   52.301370] R13: 0000000000000001 R14: 0000000000020000 R15: 0000000000020000

 5914 19:40:09.487396  # [   52.308768] irq event stamp: 0

 5915 19:40:09.509988  # [   52.312086] hardirqs last  enabled a<4>[   52.766919] Code: 02 01 e8 e6 ef c5 00 0f 0b e9 f5 c3 04 01 80 3d f4 f9 16 02 00 75 a8 48 c7 c7 48 d9 0d 9b c6 05 e4 f9 16 02 01 e8 c3 ef c5 00 <0f> 0b e9 d2 c3 04 01 80 3d ce f9 16 02 00 75 85 48 c7 c7 a0 d9 0d

 5916 19:40:09.512783  t (0): [<0000000000000000>] 0x0

 5917 19:40:09.523001  # [   52.318615] hardirqs last disabled at (0): [<ffffffff990fd6cc>] copy_process+0x65c/0x20e0

 5918 19:40:09.529666  # [   52.327076] softirqs last  enabled at (0): [<ffffffff990fd6cc>] copy_process+0x65c/0x20e0

 5919 19:40:09.539238  # [   52.335514] softirqs last <4>[   52.808115] RSP: 0018:ffffa70704177e38 EFLAGS: 00010282

 5920 19:40:09.542488  disabled at (0): [<0000000000000000>] 0x0

 5921 19:40:09.545907  # [   52.342049] ---[ end trace a0626c0c85df4653 ]---

 5922 19:40:09.552365  # [   52.346927] lkdtm: Overflow detected: saturated

 5923 19:40:09.555567  # REFCOUNT_INC_NOT_ZERO_OVERFLOW: saw 'call trace:': ok

 5924 19:40:09.569118  ok 44 selftests: lkdtm: REFCOUNT_INC_NOT_ZERO_O<4>[   52.835756] RAX: 0000000000000000 RBX: 000000007fffffff RCX: 0000000000000000

 5925 19:40:09.569544  VERFLOW.sh

 5926 19:40:09.572114  # selftests: lkdtm: REFCOUNT_ADD_NOT_ZERO_OVERFLOW.sh

 5927 19:40:09.582281  <4>[   52.865334] RDX: ffffa2b66ad2c620 RSI: ffffa2b66ad1bf50 RDI: ffffa2b66ad1bf50

 5928 19:40:09.588932  <4>[   52.878530] RBP: ffffffff9b1829c8 R08: 0000000000000000 R09: 0000000000000000

 5929 19:40:09.595798  <4>[   52.885961] R10: 00000000ffffe000 R11: 3fffffffffffffff R12: 000000000000001f

 5930 19:40:09.601801  <4>[   52.893456] R13: ffffa70704177f10 R14: ffffa70704177f10 R15: ffffa2b64301c000

 5931 19:40:09.611756  <4>[   52.900903] FS:  00007f5a71de9580(0000) GS:ffffa2b66ad00000(0000) knlGS:0000000000000000

 5932 19:40:09.618800  <4>[   52.909289] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033

 5933 19:40:09.624876  <4>[   52.915341] CR2: 00007f5a71be9000 CR3: 0000000105268000 CR4: 00000000001506e0

 5934 19:40:09.628198  <4>[   52.922777] Call Trace:

 5935 19:40:09.631391  <4>[   52.925582]  ? __warn+0x80/0x110

 5936 19:40:09.638609  <4>[   52.929219]  ? refcount_warn_saturate+0x97/0x110

 5937 19:40:09.641660  <4>[   52.934157]  ? report_bug+0x9e/0xc0

 5938 19:40:09.645138  <4>[   52.938137]  ? handle_bug+0x41/0x90

 5939 19:40:09.648425  <4>[   52.941968]  ? exc_invalid_op+0x14/0x70

 5940 19:40:09.654748  <4>[   52.946225]  ? asm_exc_invalid_op+0x12/0x20

 5941 19:40:09.657926  <4>[   52.950750]  ? refcount_warn_saturate+0x97/0x110

 5942 19:40:09.664714  <4>[   52.955718]  ? refcount_warn_saturate+0x97/0x110

 5943 19:40:09.667824  <4>[   52.960682]  __refcount_add_not_zero.constprop.0+0x2a/0x35

 5944 19:40:09.674667  <4>[   52.966518]  lkdtm_REFCOUNT_ADD_NOT_ZERO_OVERFLOW+0x3e/0x76

 5945 19:40:09.677837  <4>[   52.972435]  direct_entry.cold+0x2c/0x38

 5946 19:40:09.684642  <4>[   52.976684]  full_proxy_write+0x56/0x80

 5947 19:40:09.687598  <4>[   52.980782]  vfs_write+0xea/0x3b0

 5948 19:40:09.691232  <4>[   52.984359]  ksys_write+0x68/0xf0

 5949 19:40:09.694578  <4>[   52.987936]  do_syscall_64+0x33/0x40

 5950 19:40:09.701334  <4>[   52.991787]  entry_SYSCALL_64_after_hwframe+0x62/0xc7

 5951 19:40:09.704560  <4>[   52.997099] RIP: 0033:0x7f5a71cf5473

 5952 19:40:09.723740  <4>[   53.000974] Code: 8b 15 21 2a 0e 00 f7 d8 64 89 02 48 c7 c0 ff ff ff ff eb b7 0f 1f 00 64 8b 04 25 18 00 00 00 85 c0 75 14 b8 01 00 00 00 0f 05 <48> 3d 00 f0 ff ff 77 55 c3 0f 1f 40 00 48 83 ec 28 48 89 54 24 18

 5953 19:40:09.731319  <4>[   53.019989] RSP: 002b:00007ffe7397b208 EFLAGS: 00000246 ORIG_RAX: 0000000000000001

 5954 19:40:09.737941  <4>[   53.027824] RAX: ffffffffffffffda RBX: 000000000000001f RCX: 00007f5a71cf5473

 5955 19:40:09.744376  <4>[   53.035237] RDX: 000000000000001f RSI: 00007f5a71be9000 RDI: 0000000000000001

 5956 19:40:09.754146  <4>[   53.042631] RBP: 00007f5a71be9000 R08: 00007f5a71be8010 R09: 0000000000000000

 5957 19:40:09.760782  <4>[   53.050022] R10: fffffffffffffbc5 R11: 0000000000000246 R12: 0000000000000001

 5958 19:40:09.767355  <4>[   53.057414] R13: 0000000000000001 R14: 0000000000020000 R15: 0000000000020000

 5959 19:40:09.770649  <4>[   53.064828] irq event stamp: 0

 5960 19:40:09.777248  <4>[   53.068147] hardirqs last  enabled at (0): [<0000000000000000>] 0x0

 5961 19:40:09.787243  <4>[   53.074674] hardirqs last disabled at (0): [<ffffffff990fd6cc>] copy_process+0x65c/0x20e0

 5962 19:40:09.793708  <4>[   53.083105] softirqs last  enabled at (0): [<ffffffff990fd6cc>] copy_process+0x65c/0x20e0

 5963 19:40:09.800572  <4>[   53.091535] softirqs last disabled at (0): [<0000000000000000>] 0x0

 5964 19:40:09.807039  <4>[   53.098088] ---[ end trace a0626c0c85df4654 ]---

 5965 19:40:09.810323  <6>[   53.102973] lkdtm: Overflow detected: saturated

 5966 19:40:09.854545  # [   52.484578] lkdtm: Performing direct entry REFCOUNT_ADD_NOT_ZERO_OVERFLOW

 5967 19:40:09.861198  # [   52.504871] lkdtm: attempting bad refcount_add_not_zero() overflow

 5968 19:40:09.864399  # [   52.533507] ------------[ cut here ]------------

 5969 19:40:09.867172  # [   52.560665] refcount_t: saturated; leaking memory.

 5970 19:40:09.877456  # [   52.587956] WARNING: CPU: 1 PID: 2098 at lib/refcount.c:19 refcount_warn_saturate+0x97/0x110

 5971 19:40:09.916464  # [   52.618661] Modules linked in: fuse ip_tables cros_ec_lightbar cros_ec_sysfs cros_ec_debugfs cros_usbpd_logger cros_ec_chardev cros_usbpd_charger gsmi uvcvideo videobuf2_vmalloc videobuf2_memops videobuf2_v4l2 cros_ec_dev videobuf2_common designware_i2s cros_usbpd_notify chromeos_pstore snd_soc_max98357a snd_soc_adau7002 snd_soc_acp_da7219mx98357_mach snd_soc_da7219 acp_audio_dma snd_soc_core snd_compress snd_pcm_dmaengine coreboot_table regmap_i2c

 5972 19:40:09.926375  # [   52.680783] CPU: 1 PID: 2098 Comm: cat Tainted: G      D W         5.10.206-cip41 #1

 5973 19:40:09.930149  # [   52.710909] Hardware name: Google Grunt/Grunt, BIOS  09/05/2019

 5974 19:40:09.937022  # [   52.739383] RIP: 0010:refcount_warn_saturate+0x97/0x110

 5975 19:40:09.956884  # [   52.766919] Code: 02 01 e8 e6 ef c5 00 0f 0b e9 f5 c3 04 01 80 3d f4 f9 16 02 00 75 a8 48 c7 c7 48 d9 0d 9b c6 05 e4 f9 16 02 01 e8 c3 ef c5 00 <0f> 0b e9 d2 c3 04 01 80 3d ce f9 16 02 00 75 85 48 c7 c7 a0 d9 0d

 5976 19:40:09.959853  # [   52.808115] RSP: 0018:ffffa70704177e38 EFLAGS: 00010282

 5977 19:40:09.969921  # [   52.835756] RAX: 0000000000000000 RBX: 000000007fffffff RCX: 0000000000000000

 5978 19:40:09.976839  # [   52.865334] RDX: ffffa2b66ad2c620 RSI: ffffa2b66ad1bf50 RDI: ffffa2b66ad1bf50

 5979 19:40:09.982768  # [   52.878530] RBP: ffffffff9b1829c8 R08: 0000000000000000 R09: 0000000000000000

 5980 19:40:09.993260  # [   52.885961] R10: 00000000ffffe0<6>[   53.269016] lkdtm: Performing direct entry REFCOUNT_DEC_ZERO

 5981 19:40:09.996627  00 R11: 3fffffffffffffff R12: 000000000000001f

 5982 19:40:10.002762  # [   52.893456] R13: ffffa70704177f10 R14: ffffa70704177f10 R15: ffffa2b64301c000

 5983 19:40:10.012963  # [   52.900903] FS:  00007f5a71de9580(0000) GS:ffffa2b66ad00000(0000) knlGS:0000000000000000

 5984 19:40:10.019453  # [   52.909289] CS:  0010 DS<6>[   53.289205] lkdtm: attempting good refcount_dec()

 5985 19:40:10.022653  : 0000 ES: 0000 CR0: 0000000080050033

 5986 19:40:10.028961  # [   52.915341] CR2: 00007f5a71be9000 CR3: 0000000105268000 CR4: 00000000001506e0

 5987 19:40:10.032121  # [   52.922777] Call Trace:

 5988 19:40:10.035268  # [   52.925582]  ? __warn+0x80/0x110

 5989 19:40:10.038763  # [   52.929219]  ? refcount_warn_saturate+0x97/0x110

 5990 19:40:10.045371  # [   52.<6>[   53.316357] lkdtm: attempting bad refcount_dec() to zero

 5991 19:40:10.048729  934157]  ? report_bug+0x9e/0xc0

 5992 19:40:10.051871  # [   52.938137]  ? handle_bug+0x41/0x90

 5993 19:40:10.058224  # [   52.941968]  ? exc_invalid_op+0x14/0x70

 5994 19:40:10.062120  # [   52.946225]  ? asm_exc_invalid_op+0x12/0x20

 5995 19:40:10.065396  # [   52.950750]  ? refcount_warn_saturate+0x97/0x110

 5996 19:40:10.075143  # [   52.955718]  ? refcount_w<4>[   53.344148] ------------[ cut here ]------------

 5997 19:40:10.075566  arn_saturate+0x97/0x110

 5998 19:40:10.081876  # [   52.960682]  __refcount_add_not_zero.constprop.0+0x2a/0x35

 5999 19:40:10.088591  # [   52.966518]  lkdtm_REFCOUNT_ADD_NOT_ZERO_OVERFLOW+0x3e/0x76

 6000 19:40:10.091582  # [   52.972435]  direct_entry.cold+0x2c/0x38

 6001 19:40:10.094632  # [   52.976684]  full_proxy_write+0x56/0x80

 6002 19:40:10.101151  # [   5<4>[   53.371226] refcount_t: decrement hit 0; leaking memory.

 6003 19:40:10.104188  2.980782]  vfs_write+0xea/0x3b0

 6004 19:40:10.107647  # [   52.984359]  ksys_write+0x68/0xf0

 6005 19:40:10.111127  # [   52.987936]  do_syscall_64+0x33/0x40

 6006 19:40:10.117809  # [   52.991787]  entry_SYSCALL_64_after_hwframe+0x62/0xc7

 6007 19:40:10.121180  # [   52.997099] RIP: 0033:0x7f5a71cf5473

 6008 19:40:10.131233  # [   53.000974] Code: 8b 15 21 2a 0e<4>[   53.399044] WARNING: CPU: 1 PID: 2131 at lib/refcount.c:31 refcount_warn_saturate+0xfb/0x110

 6009 19:40:10.147368   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

 6010 19:40:10.193410  # [   53.019989] RSP: 002b:00007ffe7397b208 EFLAGS: 00000246 ORIG_RAX: 0000<4>[   53.429840] Modules linked in: fuse ip_tables cros_ec_lightbar cros_ec_sysfs cros_ec_debugfs cros_usbpd_logger cros_ec_chardev cros_usbpd_charger gsmi uvcvideo videobuf2_vmalloc videobuf2_memops videobuf2_v4l2 cros_ec_dev videobuf2_common designware_i2s cros_usbpd_notify chromeos_pstore snd_soc_max98357a snd_soc_adau7002 snd_soc_acp_da7219mx98357_mach snd_soc_da7219 acp_audio_dma snd_soc_core snd_compress snd_pcm_dmaengine coreboot_table regmap_i2c

 6011 19:40:10.196820  000000000001

 6012 19:40:10.203205  # [   53.027824] RAX: ffffffffffffffda RBX: 000000000000001f RCX: 00007f5a71cf5473

 6013 19:40:10.209981  # [   53.035237] RDX: 000000000000001f RSI: 00007f5a71be9000 RDI: 0000000000000001

 6014 19:40:10.223504  # [   53.042631] RBP: 00007f5a71be9000 R08: 00007f5a71be8010 R09: 00000000<4>[   53.491853] CPU: 1 PID: 2131 Comm: cat Tainted: G      D W         5.10.206-cip41 #1

 6015 19:40:10.226736  00000000

 6016 19:40:10.233264  # [   53.050022] R10: fffffffffffffbc5 R11: 0000000000000246 R12: 0000000000000001

 6017 19:40:10.239790  # [   53.057414] R13: 0000000000000001 R14: 0000000000020000 R15: 0000000000020000

 6018 19:40:10.243170  # [   53.064828] irq event stamp: 0

 6019 19:40:10.253190  # [   53.068147] hardirqs last  enabled a<4>[   53.522075] Hardware name: Google Grunt/Grunt, BIOS  09/05/2019

 6020 19:40:10.256370  t (0): [<0000000000000000>] 0x0

 6021 19:40:10.262505  # [   53.074674] hardirqs last disabled at (0): [<ffffffff990fd6cc>] copy_process+0x65c/0x20e0

 6022 19:40:10.272764  # [   53.083105] softirqs last  enabled at (0): [<ffffffff990fd6cc>] copy_process+0x65c/0x20e0

 6023 19:40:10.279146  # [   53.091535] softirqs last <4>[   53.550389] RIP: 0010:refcount_warn_saturate+0xfb/0x110

 6024 19:40:10.282520  disabled at (0): [<0000000000000000>] 0x0

 6025 19:40:10.289343  # [   53.098088] ---[ end trace a0626c0c85df4654 ]---

 6026 19:40:10.292694  # [   53.102973] lkdtm: Overflow detected: saturated

 6027 19:40:10.299399  # REFCOUNT_ADD_NOT_ZERO_OVERFLOW: saw 'call trace:': ok

 6028 19:40:10.322485  ok 45 selftests: lkdtm: REFCOUNT_ADD_NOT_ZERO_O<4>[   53.578079] Code: f8 d9 0d 9b c6 05 95 f9 16 02 01 e8 79 ef c5 00 0f 0b e9 88 c3 04 01 48 c7 c7 c8 d9 0d 9b c6 05 7c f9 16 02 01 e8 5f ef c5 00 <0f> 0b e9 6e c3 04 01 66 66 2e 0f 1f 84 00 00 00 00 00 0f 1f 00 8b

 6029 19:40:10.322589  VERFLOW.sh

 6030 19:40:10.325881  # selftests: lkdtm: REFCOUNT_DEC_ZERO.sh

 6031 19:40:10.332654  <4>[   53.619261] RSP: 0018:ffffa707041e7e48 EFLAGS: 00010286

 6032 19:40:10.339111  <4>[   53.629510] RAX: 0000000000000000 RBX: 000000000000002f RCX: 0000000000000000

 6033 19:40:10.345306  <4>[   53.636978] RDX: ffffa2b66ad2c620 RSI: ffffa2b66ad1bf50 RDI: ffffa2b66ad1bf50

 6034 19:40:10.355573  <4>[   53.644429] RBP: ffffffff9b182d81 R08: 0000000000000000 R09: 0000000000000000

 6035 19:40:10.362198  <4>[   53.651877] R10: 00000000ffffe000 R11: 3fffffffffffffff R12: 0000000000000012

 6036 19:40:10.368695  <4>[   53.659322] R13: ffffa707041e7f10 R14: ffffa707041e7f10 R15: ffffa2b6448ae000

 6037 19:40:10.378481  <4>[   53.666771] FS:  00007fb1927ed580(0000) GS:ffffa2b66ad00000(0000) knlGS:0000000000000000

 6038 19:40:10.384954  <4>[   53.675176] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033

 6039 19:40:10.391532  <4>[   53.681259] CR2: 00007fb1925b9000 CR3: 0000000102830000 CR4: 00000000001506e0

 6040 19:40:10.394945  <4>[   53.688746] Call Trace:

 6041 19:40:10.398387  <4>[   53.691550]  ? __warn+0x80/0x110

 6042 19:40:10.401633  <4>[   53.695116]  ? refcount_warn_saturate+0xfb/0x110

 6043 19:40:10.405296  <4>[   53.700105]  ? report_bug+0x9e/0xc0

 6044 19:40:10.411796  <4>[   53.703946]  ? handle_bug+0x41/0x90

 6045 19:40:10.414723  <4>[   53.707782]  ? exc_invalid_op+0x14/0x70

 6046 19:40:10.417875  <4>[   53.712023]  ? asm_exc_invalid_op+0x12/0x20

 6047 19:40:10.424639  <4>[   53.716597]  ? refcount_warn_saturate+0xfb/0x110

 6048 19:40:10.427958  <4>[   53.721697]  ? refcount_warn_saturate+0xfb/0x110

 6049 19:40:10.434544  <4>[   53.726670]  lkdtm_REFCOUNT_DEC_ZERO+0x4d/0xbd

 6050 19:40:10.437939  <4>[   53.731463]  direct_entry.cold+0x2c/0x38

 6051 19:40:10.441273  <4>[   53.735729]  full_proxy_write+0x56/0x80

 6052 19:40:10.444498  <4>[   53.739904]  vfs_write+0xea/0x3b0

 6053 19:40:10.451289  <4>[   53.743482]  ksys_write+0x68/0xf0

 6054 19:40:10.454594  <4>[   53.747061]  do_syscall_64+0x33/0x40

 6055 19:40:10.457815  <4>[   53.750931]  entry_SYSCALL_64_after_hwframe+0x62/0xc7

 6056 19:40:10.464458  <4>[   53.756257] RIP: 0033:0x7fb1926c5473

 6057 19:40:10.480917  <4>[   53.760110] Code: 8b 15 21 2a 0e 00 f7 d8 64 89 02 48 c7 c0 ff ff ff ff eb b7 0f 1f 00 64 8b 04 25 18 00 00 00 85 c0 75 14 b8 01 00 00 00 0f 05 <48> 3d 00 f0 ff ff 77 55 c3 0f 1f 40 00 48 83 ec 28 48 89 54 24 18

 6058 19:40:10.490754  <4>[   53.779112] RSP: 002b:00007ffd49cf8128 EFLAGS: 00000246 ORIG_RAX: 0000000000000001

 6059 19:40:10.497525  <4>[   53.786960] RAX: ffffffffffffffda RBX: 0000000000000012 RCX: 00007fb1926c5473

 6060 19:40:10.504079  <4>[   53.794358] RDX: 0000000000000012 RSI: 00007fb1925b9000 RDI: 0000000000000001

 6061 19:40:10.510568  <4>[   53.801750] RBP: 00007fb1925b9000 R08: 00007fb1925b8010 R09: 0000000000000000

 6062 19:40:10.520662  <4>[   53.809140] R10: fffffffffffffbc5 R11: 0000000000000246 R12: 0000000000000001

 6063 19:40:10.527298  <4>[   53.816550] R13: 0000000000000001 R14: 0000000000020000 R15: 0000000000020000

 6064 19:40:10.530277  <4>[   53.823951] irq event stamp: 0

 6065 19:40:10.537026  <4>[   53.827270] hardirqs last  enabled at (0): [<0000000000000000>] 0x0

 6066 19:40:10.543796  <4>[   53.833797] hardirqs last disabled at (0): [<ffffffff990fd6cc>] copy_process+0x65c/0x20e0

 6067 19:40:10.553718  <4>[   53.842228] softirqs last  enabled at (0): [<ffffffff990fd6cc>] copy_process+0x65c/0x20e0

 6068 19:40:10.560363  <4>[   53.850686] softirqs last disabled at (0): [<0000000000000000>] 0x0

 6069 19:40:10.563892  <4>[   53.857228] ---[ end trace a0626c0c85df4655 ]---

 6070 19:40:10.570066  <6>[   53.862139] lkdtm: Zero detected: saturated

 6071 19:40:10.601479  # [   53.269016] lkdtm: Performing direct entry REFCOUNT_DEC_ZERO

 6072 19:40:10.608637  # [   53.289205] lkdtm: attempting good refcount_dec()

 6073 19:40:10.611771  # [   53.316357] lkdtm: attempting bad refcount_dec() to zero

 6074 19:40:10.618399  # [   53.344148] ------------[ cut here ]------------

 6075 19:40:10.621566  # [   53.371226] refcount_t: decrement hit 0; leaking memory.

 6076 19:40:10.631062  # [   53.399044] WARNING: CPU: 1 PID: 2131 at lib/refcount.c:31 refcount_warn_saturate+0xfb/0x110

 6077 19:40:10.671278  # [   53.429840] Modules linked in: fuse ip_tables cros_ec_lightbar cros_ec_sysfs cros_ec_debugfs cros_usbpd_logger cros_ec_chardev cros_usbpd_charger gsmi uvcvideo videobuf2_vmalloc videobuf2_memops videobuf2_v4l2 cros_ec_dev videobuf2_common designware_i2s cros_usbpd_notify chromeos_pstore snd_soc_max98357a snd_soc_adau7002 snd_soc_acp_da7219mx98357_mach snd_soc_da7219 acp_audio_dma snd_soc_core snd_compress snd_pcm_dmaengine coreboot_table regmap_i2c

 6078 19:40:10.680897  # [   53.491853] CPU: 1 PID: 2131 Comm: cat Tainted: G      D W         5.10.206-cip41 #1

 6079 19:40:10.684093  # [   53.522075] Hardware name: Google Grunt/Grunt, BIOS  09/05/2019

 6080 19:40:10.691049  # [   53.550389] RIP: 0010:refcount_warn_saturate+0xfb/0x110

 6081 19:40:10.710325  # [   53.578079] Code: f8 d9 0d 9b c6 05 95 f9 16 02 01 e8 79 ef c5 00 0f 0b e9 88 c3 04 01 48 c7 c7 c8 d9 0d 9b c6 05 7c f9 16 02 01 e8 5f ef c5 00 <0f> 0b e9 6e c3 04 01 66 66 2e 0f 1f 84 00 00 00 00 00 0f 1f 00 8b

 6082 19:40:10.713574  # [   53.619261] RSP: 0018:ffffa707041e7e48 EFLAGS: 00010286

 6083 19:40:10.723580  # [   53.629510] RAX: 0000000000000000 RBX: 000000000000002f RCX: 0000000000000000

 6084 19:40:10.730052  # [   53.636978] RDX: ffffa2b66ad2c620 RSI: ffffa2b66ad1bf50 RDI: ffffa2b66ad1bf50

 6085 19:40:10.743152  # [   53.644429] RBP: ffffffff9b182d81 R08: 0000000000000000 R09: 00<6>[   54.012342] lkdtm: Performing direct entry REFCOUNT_DEC_NEGATIVE

 6086 19:40:10.743243  00000000000000

 6087 19:40:10.749995  # [   53.651877] R10: 00000000ffffe000 R11: 3fffffffffffffff R12: 0000000000000012

 6088 19:40:10.756551  # [   53.659322] R13: ffffa707041e7f10 R14: ffffa707041e7f10 R15: ffffa2b6448ae000

 6089 19:40:10.769730  # [   53.666771] FS:  00007fb1927ed580(0000) GS:ffffa2b66ad00000(0000) k<6>[   54.039562] lkdtm: attempting bad refcount_dec() below zero

 6090 19:40:10.773152  nlGS:0000000000000000

 6091 19:40:10.776585  # [   53.675176] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033

 6092 19:40:10.786572  # [   53.681259] CR2: 00007fb1925b9000 CR3: 0000000102830000 CR4: 00000000001506e0

 6093 19:40:10.786654  # [   53.688746] Call Trace:

 6094 19:40:10.789890  # [   53.691550]  ? __warn+0x80/0x110

 6095 19:40:10.796106  # [   53.695<4>[   54.067576] ------------[ cut here ]------------

 6096 19:40:10.799824  116]  ? refcount_warn_saturate+0xfb/0x110

 6097 19:40:10.802902  # [   53.700105]  ? report_bug+0x9e/0xc0

 6098 19:40:10.806112  # [   53.703946]  ? handle_bug+0x41/0x90

 6099 19:40:10.812866  # [   53.707782]  ? exc_invalid_op+0x14/0x70

 6100 19:40:10.816272  # [   53.712023]  ? asm_exc_invalid_op+0x12/0x20

 6101 19:40:10.826159  # [   53.716597]  ? refcount_warn<4>[   54.094676] refcount_t: decrement hit 0; leaking memory.

 6102 19:40:10.826244  _saturate+0xfb/0x110

 6103 19:40:10.832879  # [   53.721697]  ? refcount_warn_saturate+0xfb/0x110

 6104 19:40:10.836152  # [   53.726670]  lkdtm_REFCOUNT_DEC_ZERO+0x4d/0xbd

 6105 19:40:10.839201  # [   53.731463]  direct_entry.cold+0x2c/0x38

 6106 19:40:10.842841  # [   53.735729]  full_proxy_write+0x56/0x80

 6107 19:40:10.855431  # [   53.739904]  vfs_write+0xea/<4>[   54.122465] WARNING: CPU: 1 PID: 2167 at lib/refcount.c:31 refcount_warn_saturate+0xfb/0x110

 6108 19:40:10.855515  0x3b0

 6109 19:40:10.858836  # [   53.743482]  ksys_write+0x68/0xf0

 6110 19:40:10.861986  # [   53.747061]  do_syscall_64+0x33/0x40

 6111 19:40:10.868996  # [   53.750931]  entry_SYSCALL_64_after_hwframe+0x62/0xc7

 6112 19:40:10.872515  # [   53.756257] RIP: 0033:0x7fb1926c5473

 6113 19:40:10.918326  # [   53.760110] Code: 8b 15 21 2a 0e 00 f7 d8 64 89 02 48 c7 c<4>[   54.153378] Modules linked in: fuse ip_tables cros_ec_lightbar cros_ec_sysfs cros_ec_debugfs cros_usbpd_logger cros_ec_chardev cros_usbpd_charger gsmi uvcvideo videobuf2_vmalloc videobuf2_memops videobuf2_v4l2 cros_ec_dev videobuf2_common designware_i2s cros_usbpd_notify chromeos_pstore snd_soc_max98357a snd_soc_adau7002 snd_soc_acp_da7219mx98357_mach snd_soc_da7219 acp_audio_dma snd_soc_core snd_compress snd_pcm_dmaengine coreboot_table regmap_i2c

 6114 19:40:10.931608  0 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

 6115 19:40:10.938212  # [   53.779112] RSP: 002b:00007ffd49cf8128 EFLAGS: 00000246 ORIG_RAX: 0000000000000001

 6116 19:40:10.948450  # [   53.786<4>[   54.215403] CPU: 1 PID: 2167 Comm: cat Tainted: G      D W         5.10.206-cip41 #1

 6117 19:40:10.955100  960] RAX: ffffffffffffffda RBX: 0000000000000012 RCX: 00007fb1926c5473

 6118 19:40:10.961733  # [   53.794358] RDX: 0000000000000012 RSI: 00007fb1925b9000 RDI: 0000000000000001

 6119 19:40:10.967835  # [   53.801750] RBP: 00007fb1925b9000 R08: 00007fb1925b8010 R09: 0000000000000000

 6120 19:40:10.974528  # [   53.809140]<4>[   54.245583] Hardware name: Google Grunt/Grunt, BIOS  09/05/2019

 6121 19:40:10.981581   R10: fffffffffffffbc5 R11: 0000000000000246 R12: 0000000000000001

 6122 19:40:10.988184  # [   53.816550] R13: 0000000000000001 R14: 0000000000020000 R15: 0000000000020000

 6123 19:40:10.991039  # [   53.823951] irq event stamp: 0

 6124 19:40:11.004114  # [   53.827270] hardirqs last  enabled at (0): [<0000000000000000><4>[   54.274008] RIP: 0010:refcount_warn_saturate+0xfb/0x110

 6125 19:40:11.004224  ] 0x0

 6126 19:40:11.011201  # [   53.833797] hardirqs last disabled at (0): [<ffffffff990fd6cc>] copy_process+0x65c/0x20e0

 6127 19:40:11.020967  # [   53.842228] softirqs last  enabled at (0): [<ffffffff990fd6cc>] copy_process+0x65c/0x20e0

 6128 19:40:11.043853  # [   53.850686] softirqs last disabled at (0): [<0000000<4>[   54.301598] Code: f8 d9 0d 9b c6 05 95 f9 16 02 01 e8 79 ef c5 00 0f 0b e9 88 c3 04 01 48 c7 c7 c8 d9 0d 9b c6 05 7c f9 16 02 01 e8 5f ef c5 00 <0f> 0b e9 6e c3 04 01 66 66 2e 0f 1f 84 00 00 00 00 00 0f 1f 00 8b

 6129 19:40:11.047194  000000000>] 0x0

 6130 19:40:11.050453  # [   53.857228] ---[ end trace a0626c0c85df4655 ]---

 6131 19:40:11.054261  # [   53.862139] lkdtm: Zero detected: saturated

 6132 19:40:11.060866  # REFCOUNT_DEC_ZERO: saw 'call trace:': ok

 6133 19:40:11.063888  ok 46 selftests: lkdtm: REFCOUNT_DEC_ZERO.sh

 6134 19:40:11.073661  # selftests: lkdtm: REFCOUNT_DEC_NEGATIVE.sh<4>[   54.342730] RSP: 0018:ffffa7070425fe48 EFLAGS: 00010286

 6135 19:40:11.073743  

 6136 19:40:11.080394  <4>[   54.370430] RAX: 0000000000000000 RBX: 0000000000000030 RCX: 0000000000000000

 6137 19:40:11.087170  <4>[   54.377940] RDX: ffffa2b66ad2c620 RSI: ffffa2b66ad1bf50 RDI: ffffa2b66ad1bf50

 6138 19:40:11.094007  <4>[   54.385359] RBP: ffffffff9b182d93 R08: 0000000000000000 R09: 0000000000000000

 6139 19:40:11.103250  <4>[   54.392771] R10: 00000000ffffe000 R11: 3fffffffffffffff R12: 0000000000000016

 6140 19:40:11.110163  <4>[   54.400193] R13: ffffa7070425ff10 R14: ffffa7070425ff10 R15: ffffa2b642efc000

 6141 19:40:11.120031  <4>[   54.407602] FS:  00007f61589f03c0(0000) GS:ffffa2b66ad00000(0000) knlGS:0000000000000000

 6142 19:40:11.123108  <4>[   54.415988] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033

 6143 19:40:11.133192  <4>[   54.422010] CR2: 00007f61587c1000 CR3: 000000010298a000 CR4: 00000000001506e0

 6144 19:40:11.133698  <4>[   54.429450] Call Trace:

 6145 19:40:11.136985  <4>[   54.432190]  ? __warn+0x80/0x110

 6146 19:40:11.143447  <4>[   54.435764]  ? refcount_warn_saturate+0xfb/0x110

 6147 19:40:11.146564  <4>[   54.440665]  ? report_bug+0x9e/0xc0

 6148 19:40:11.149762  <4>[   54.444526]  ? handle_bug+0x41/0x90

 6149 19:40:11.156503  <4>[   54.448424]  ? exc_invalid_op+0x14/0x70

 6150 19:40:11.159828  <4>[   54.452559]  ? asm_exc_invalid_op+0x12/0x20

 6151 19:40:11.162970  <4>[   54.457089]  ? refcount_warn_saturate+0xfb/0x110

 6152 19:40:11.169599  <4>[   54.462047]  ? refcount_warn_saturate+0xfb/0x110

 6153 19:40:11.176573  <4>[   54.467025]  lkdtm_REFCOUNT_DEC_NEGATIVE+0x37/0x61

 6154 19:40:11.179995  <4>[   54.472154]  direct_entry.cold+0x2c/0x38

 6155 19:40:11.182733  <4>[   54.476481]  full_proxy_write+0x56/0x80

 6156 19:40:11.186149  <4>[   54.480695]  vfs_write+0xea/0x3b0

 6157 19:40:11.189598  <4>[   54.484368]  ksys_write+0x68/0xf0

 6158 19:40:11.196198  <4>[   54.488021]  do_syscall_64+0x33/0x40

 6159 19:40:11.199563  <4>[   54.491960]  entry_SYSCALL_64_after_hwframe+0x62/0xc7

 6160 19:40:11.202989  <4>[   54.497345] RIP: 0033:0x7f61588cd473

 6161 19:40:11.222566  <4>[   54.501246] Code: 8b 15 21 2a 0e 00 f7 d8 64 89 02 48 c7 c0 ff ff ff ff eb b7 0f 1f 00 64 8b 04 25 18 00 00 00 85 c0 75 14 b8 01 00 00 00 0f 05 <48> 3d 00 f0 ff ff 77 55 c3 0f 1f 40 00 48 83 ec 28 48 89 54 24 18

 6162 19:40:11.232061  <4>[   54.520266] RSP: 002b:00007fff36fd9b88 EFLAGS: 00000246 ORIG_RAX: 0000000000000001

 6163 19:40:11.238899  <4>[   54.528091] RAX: ffffffffffffffda RBX: 0000000000000016 RCX: 00007f61588cd473

 6164 19:40:11.245386  <4>[   54.535480] RDX: 0000000000000016 RSI: 00007f61587c1000 RDI: 0000000000000001

 6165 19:40:11.252111  <4>[   54.542868] RBP: 00007f61587c1000 R08: 00007f61587c0010 R09: 0000000000000000

 6166 19:40:11.258416  <4>[   54.550280] R10: fffffffffffffbc5 R11: 0000000000000246 R12: 0000000000000001

 6167 19:40:11.268511  <4>[   54.557692] R13: 0000000000000001 R14: 0000000000020000 R15: 0000000000020000

 6168 19:40:11.271873  <4>[   54.565090] irq event stamp: 0

 6169 19:40:11.278786  <4>[   54.568411] hardirqs last  enabled at (0): [<0000000000000000>] 0x0

 6170 19:40:11.284871  <4>[   54.574949] hardirqs last disabled at (0): [<ffffffff990fd6cc>] copy_process+0x65c/0x20e0

 6171 19:40:11.294981  <4>[   54.583423] softirqs last  enabled at (0): [<ffffffff990fd6cc>] copy_process+0x65c/0x20e0

 6172 19:40:11.301699  <4>[   54.591855] softirqs last disabled at (0): [<0000000000000000>] 0x0

 6173 19:40:11.305233  <4>[   54.598379] ---[ end trace a0626c0c85df4656 ]---

 6174 19:40:11.311725  <6>[   54.603299] lkdtm: Negative detected: saturated

 6175 19:40:11.387023  # [   54.012342] lkdtm: Performing direct entry REFCOUNT_DEC_NEGATIVE

 6176 19:40:11.393585  # [   54.039562] lkdtm: attempting bad refcount_dec() below zero

 6177 19:40:11.400277  # [   54.067576] ------------[ cut here ]------------

 6178 19:40:11.403585  # [   54.094676] refcount_t: decrement hit 0; leaking memory.

 6179 19:40:11.413706  # [   54.122465] WARNING: CPU: 1 PID: 2167 at lib/refcount.c:31 refcount_warn_saturate+0xfb/0x110

 6180 19:40:11.452544  # [   54.153378] Modules linked in: fuse ip_tables cros_ec_lightbar cros_ec_sysfs cros_ec_debugfs cros_usbpd_logger cros_ec_chardev cros_usbpd_charger gsmi uvcvideo videobuf2_vmalloc videobuf2_memops videobuf2_v4l2 cros_ec_dev videobuf2_common designware_i2s cros_usbpd_notify chromeos_pstore snd_soc_max98357a snd_soc_adau7002 snd_soc_acp_da7219mx98357_mach snd_soc_da7219 acp_audio_dma snd_soc_core snd_compress snd_pcm_dmaengine coreboot_table regmap_i2c

 6181 19:40:11.459694  # [   54.215403] CPU: 1 PID: 2167 Comm: cat Tainted: G      D W         5.10.206-cip41 #1

 6182 19:40:11.465708  # [   54.245583] Hardware name: Google Grunt/Grunt, BIOS  09/05/2019

 6183 19:40:11.472641  # [   54.274008] RIP: 0010:refcount_warn_saturate+0xfb/0x110

 6184 19:40:11.492099  # [   54.301598] Code: f8 d9 0d 9b c6 05 95 f9 16 02 01 e8 79 ef c5 00 0f 0b e9 88 c3 04 01 48 c7 c7 c8 d9 0d 9b c6 05 7c f9 16 02 01 e8 5f ef c5 00 <0f> 0b e9 6e c3 04 01 66 66 2e 0f 1f 84 00 00 00 00 00 0f 1f 00 8b

 6185 19:40:11.495666  # [   54.342730] RSP: 0018:ffffa7070425fe48 EFLAGS: 00010286

 6186 19:40:11.505125  # [   54.370430] RAX: 00000000000<6>[   54.795788] lkdtm: Performing direct entry REFCOUNT_DEC_AND_TEST_NEGATIVE

 6187 19:40:11.511998  00000 RBX: 0000000000000030 RCX: 0000000000000000

 6188 19:40:11.518662  # [   54.377940] RDX: ffffa2b66ad2c620 RSI: ffffa2b66ad1bf50 RDI: ffffa2b66ad1bf50

 6189 19:40:11.525407  # [   54.385359] RBP: ffffffff9b182d93 R08: 0000000000000000 R09: 0000000000000000

 6190 19:40:11.534956  # [   54.392771] R10: 00000000ffffe00<6>[   54.803676] lkdtm: attempting bad refcount_dec_and_test() below zero

 6191 19:40:11.538212  0 R11: 3fffffffffffffff R12: 0000000000000016

 6192 19:40:11.545057  # [   54.400193] R13: ffffa7070425ff10 R14: ffffa7070425ff10 R15: ffffa2b642efc000

 6193 19:40:11.554417  # [   54.407602] FS:  00007f61589f03c0(0000) GS:ffffa2b66ad00000(0000) knlGS:0000000000000000

 6194 19:40:11.561247  # [   54.415988] CS:  0010 DS:<4>[   54.832481] ------------[ cut here ]------------

 6195 19:40:11.564588   0000 ES: 0000 CR0: 0000000080050033

 6196 19:40:11.571453  # [   54.422010] CR2: 00007f61587c1000 CR3: 000000010298a000 CR4: 00000000001506e0

 6197 19:40:11.574083  # [   54.429450] Call Trace:

 6198 19:40:11.577524  # [   54.432190]  ? __warn+0x80/0x110

 6199 19:40:11.584151  # [   54.435764]  ? refcount_warn_saturate+0xfb/0x110

 6200 19:40:11.587787  # [   54.4<4>[   54.859564] refcount_t: underflow; use-after-free.

 6201 19:40:11.590703  40665]  ? report_bug+0x9e/0xc0

 6202 19:40:11.593996  # [   54.444526]  ? handle_bug+0x41/0x90

 6203 19:40:11.600539  # [   54.448424]  ? exc_invalid_op+0x14/0x70

 6204 19:40:11.603752  # [   54.452559]  ? asm_exc_invalid_op+0x12/0x20

 6205 19:40:11.607620  # [   54.457089]  ? refcount_warn_saturate+0xfb/0x110

 6206 19:40:11.620599  # [   54.462047]  ? refcount_wa<4>[   54.886820] WARNING: CPU: 1 PID: 2203 at lib/refcount.c:28 refcount_warn_saturate+0xba/0x110

 6207 19:40:11.620681  rn_saturate+0xfb/0x110

 6208 19:40:11.626741  # [   54.467025]  lkdtm_REFCOUNT_DEC_NEGATIVE+0x37/0x61

 6209 19:40:11.630289  # [   54.472154]  direct_entry.cold+0x2c/0x38

 6210 19:40:11.633451  # [   54.476481]  full_proxy_write+0x56/0x80

 6211 19:40:11.636507  # [   54.480695]  vfs_write+0xea/0x3b0

 6212 19:40:11.643099  # [   54.484368]  ksys_write+0x68/0xf0

 6213 19:40:11.682595  # <4>[   54.917761] Modules linked in: fuse ip_tables cros_ec_lightbar cros_ec_sysfs cros_ec_debugfs cros_usbpd_logger cros_ec_chardev cros_usbpd_charger gsmi uvcvideo videobuf2_vmalloc videobuf2_memops videobuf2_v4l2 cros_ec_dev videobuf2_common designware_i2s cros_usbpd_notify chromeos_pstore snd_soc_max98357a snd_soc_adau7002 snd_soc_acp_da7219mx98357_mach snd_soc_da7219 acp_audio_dma snd_soc_core snd_compress snd_pcm_dmaengine coreboot_table regmap_i2c

 6214 19:40:11.685853  [   54.488021]  do_syscall_64+0x33/0x40

 6215 19:40:11.689194  # [   54.491960]  entry_SYSCALL_64_after_hwframe+0x62/0xc7

 6216 19:40:11.695830  # [   54.497345] RIP: 0033:0x7f61588cd473

 6217 19:40:11.712578  # [   54.501246] Code: 8b 15 21 2a 0e 00 f7 d8 64 89 02 48 c7 c0 ff ff ff ff eb b7 0f 1f 00 64 8b 04 25 18 00 00<4>[   54.979745] CPU: 1 PID: 2203 Comm: cat Tainted: G      D W         5.10.206-cip41 #1

 6218 19:40:11.722262   00 85 c0 75 14 b8 01 00 00 00 0f 05 <48> 3d 00 f0 ff ff 77 55 c3 0f 1f 40 00 48 83 ec 28 48 89 54 24 18

 6219 19:40:11.728952  # [   54.520266] RSP: 002b:00007fff36fd9b88 EFLAGS: 00000246 ORIG_RAX: 0000000000000001

 6220 19:40:11.741976  # [   54.528091] RAX: ffffffffffffffda RBX: 0000000000000016 <4>[   55.009908] Hardware name: Google Grunt/Grunt, BIOS  09/05/2019

 6221 19:40:11.742089  RCX: 00007f61588cd473

 6222 19:40:11.748951  # [   54.535480] RDX: 0000000000000016 RSI: 00007f61587c1000 RDI: 0000000000000001

 6223 19:40:11.758100  # [   54.542868] RBP: 00007f61587c1000 R08: 00007f61587c0010 R09: 0000000000000000

 6224 19:40:11.768593  # [   54.550280] R10: fffffffffffffbc5 R11: 0000000000000246 R12:<4>[   55.038290] RIP: 0010:refcount_warn_saturate+0xba/0x110

 6225 19:40:11.768672   0000000000000001

 6226 19:40:11.778133  # [   54.557692] R13: 0000000000000001 R14: 0000000000020000 R15: 0000000000020000

 6227 19:40:11.781510  # [   54.565090] irq event stamp: 0

 6228 19:40:11.787906  # [   54.568411] hardirqs last  enabled at (0): [<0000000000000000>] 0x0

 6229 19:40:11.811152  # [   54.574949] hardirqs last disabled at<4>[   55.065943] Code: 02 01 e8 c3 ef c5 00 0f 0b e9 d2 c3 04 01 80 3d ce f9 16 02 00 75 85 48 c7 c7 a0 d9 0d 9b c6 05 be f9 16 02 01 e8 a0 ef c5 00 <0f> 0b e9 af c3 04 01 80 3d a9 f9 16 02 00 0f 85 5e ff ff ff 48 c7

 6230 19:40:11.814372   (0): [<ffffffff990fd6cc>] copy_process+0x65c/0x20e0

 6231 19:40:11.820789  # [   54.583423] softirqs last  enabled at (0): [<ffffffff990fd6cc>] copy_process+0x65c/0x20e0

 6232 19:40:11.827688  # [   54.591855] softirqs last disabled at (0): [<0000000000000000>] 0x0

 6233 19:40:11.837620  # [   54.598379] ---[ end trace <4>[   55.107129] RSP: 0018:ffffa707042b7e40 EFLAGS: 00010286

 6234 19:40:11.840444  a0626c0c85df4656 ]---

 6235 19:40:11.843683  # [   54.603299] lkdtm: Negative detected: saturated

 6236 19:40:11.850689  # REFCOUNT_DEC_NEGATIVE: saw 'Negative detected: saturated': ok

 6237 19:40:11.854165  ok 47 selftests: lkdtm: REFCOUNT_DEC_NEGATIVE.sh

 6238 19:40:11.856930  # selftests: lkdtm: REFCOUNT_DEC_AND_TEST_NEGATIVE.sh

 6239 19:40:11.866891  <4>[   55.134818] RAX: 0000000000000000 RBX: 0000000000000031 RCX: 0000000000000000

 6240 19:40:11.873343  <4>[   55.163578] RDX: ffffa2b66ad2c620 RSI: ffffa2b66ad1bf50 RDI: ffffa2b66ad1bf50

 6241 19:40:11.880517  <4>[   55.171055] RBP: ffffffff9b1829e8 R08: 0000000000000000 R09: 0000000000000000

 6242 19:40:11.886545  <4>[   55.178501] R10: 00000000ffffe000 R11: 3fffffffffffffff R12: 000000000000001f

 6243 19:40:11.896910  <4>[   55.185939] R13: ffffa707042b7f10 R14: ffffa707042b7f10 R15: ffffa2b64338a000

 6244 19:40:11.903509  <4>[   55.193392] FS:  00007ff5a7a91580(0000) GS:ffffa2b66ad00000(0000) knlGS:0000000000000000

 6245 19:40:11.910144  <4>[   55.201846] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033

 6246 19:40:11.916458  <4>[   55.207933] CR2: 00007ff5a7861000 CR3: 0000000105718000 CR4: 00000000001506e0

 6247 19:40:11.919697  <4>[   55.215417] Call Trace:

 6248 19:40:11.923109  <4>[   55.218238]  ? __warn+0x80/0x110

 6249 19:40:11.929425  <4>[   55.221872]  ? refcount_warn_saturate+0xba/0x110

 6250 19:40:11.933161  <4>[   55.226838]  ? report_bug+0x9e/0xc0

 6251 19:40:11.936366  <4>[   55.230651]  ? handle_bug+0x41/0x90

 6252 19:40:11.939538  <4>[   55.234519]  ? exc_invalid_op+0x14/0x70

 6253 19:40:11.945921  <4>[   55.238673]  ? asm_exc_invalid_op+0x12/0x20

 6254 19:40:11.949183  <4>[   55.243299]  ? refcount_warn_saturate+0xba/0x110

 6255 19:40:11.956077  <4>[   55.248288]  __refcount_sub_and_test.constprop.0+0x3c/0x50

 6256 19:40:11.962208  <4>[   55.254115]  lkdtm_REFCOUNT_DEC_AND_TEST_NEGATIVE+0x3e/0x78

 6257 19:40:11.965525  <4>[   55.260011]  direct_entry.cold+0x2c/0x38

 6258 19:40:11.968866  <4>[   55.264297]  full_proxy_write+0x56/0x80

 6259 19:40:11.976088  <4>[   55.268558]  vfs_write+0xea/0x3b0

 6260 19:40:11.979315  <4>[   55.272208]  ksys_write+0x68/0xf0

 6261 19:40:11.982448  <4>[   55.275873]  do_syscall_64+0x33/0x40

 6262 19:40:11.985427  <4>[   55.279740]  entry_SYSCALL_64_after_hwframe+0x62/0xc7

 6263 19:40:11.992058  <4>[   55.285078] RIP: 0033:0x7ff5a796d473

 6264 19:40:12.008945  <4>[   55.288940] Code: 8b 15 21 2a 0e 00 f7 d8 64 89 02 48 c7 c0 ff ff ff ff eb b7 0f 1f 00 64 8b 04 25 18 00 00 00 85 c0 75 14 b8 01 00 00 00 0f 05 <48> 3d 00 f0 ff ff 77 55 c3 0f 1f 40 00 48 83 ec 28 48 89 54 24 18

 6265 19:40:12.018812  <4>[   55.307949] RSP: 002b:00007ffd37e432f8 EFLAGS: 00000246 ORIG_RAX: 0000000000000001

 6266 19:40:12.025391  <4>[   55.315775] RAX: ffffffffffffffda RBX: 000000000000001f RCX: 00007ff5a796d473

 6267 19:40:12.032174  <4>[   55.323196] RDX: 000000000000001f RSI: 00007ff5a7861000 RDI: 0000000000000001

 6268 19:40:12.042150  <4>[   55.330586] RBP: 00007ff5a7861000 R08: 00007ff5a7860010 R09: 0000000000000000

 6269 19:40:12.048639  <4>[   55.337977] R10: fffffffffffffbc5 R11: 0000000000000246 R12: 0000000000000001

 6270 19:40:12.055060  <4>[   55.345368] R13: 0000000000000001 R14: 0000000000020000 R15: 0000000000020000

 6271 19:40:12.058327  <4>[   55.352790] irq event stamp: 0

 6272 19:40:12.065258  <4>[   55.356131] hardirqs last  enabled at (0): [<0000000000000000>] 0x0

 6273 19:40:12.074873  <4>[   55.362670] hardirqs last disabled at (0): [<ffffffff990fd6cc>] copy_process+0x65c/0x20e0

 6274 19:40:12.081432  <4>[   55.371100] softirqs last  enabled at (0): [<ffffffff990fd6cc>] copy_process+0x65c/0x20e0

 6275 19:40:12.088138  <4>[   55.379529] softirqs last disabled at (0): [<0000000000000000>] 0x0

 6276 19:40:12.094514  <4>[   55.386061] ---[ end trace a0626c0c85df4657 ]---

 6277 19:40:12.097644  <6>[   55.390940] lkdtm: Negative detected: saturated

 6278 19:40:12.134269  # [   54.795788] lkdtm: Performing direct entry REFCOUNT_DEC_AND_TEST_NEGATIVE

 6279 19:40:12.140808  # [   54.803676] lkdtm: attempting bad refcount_dec_and_test() below zero

 6280 19:40:12.144101  # [   54.832481] ------------[ cut here ]------------

 6281 19:40:12.150689  # [   54.859564] refcount_t: underflow; use-after-free.

 6282 19:40:12.157400  # [   54.886820] WARNING: CPU: 1 PID: 2203 at lib/refcount.c:28 refcount_warn_saturate+0xba/0x110

 6283 19:40:12.196819  # [   54.917761] Modules linked in: fuse ip_tables cros_ec_lightbar cros_ec_sysfs cros_ec_debugfs cros_usbpd_logger cros_ec_chardev cros_usbpd_charger gsmi uvcvideo videobuf2_vmalloc videobuf2_memops videobuf2_v4l2 cros_ec_dev videobuf2_common designware_i2s cros_usbpd_notify chromeos_pstore snd_soc_max98357a snd_soc_adau7002 snd_soc_acp_da7219mx98357_mach snd_soc_da7219 acp_audio_dma snd_soc_core snd_compress snd_pcm_dmaengine coreboot_table regmap_i2c

 6284 19:40:12.206806  # [   54.979745] CPU: 1 PID: 2203 Comm: cat Tainted: G      D W         5.10.206-cip41 #1

 6285 19:40:12.210212  # [   55.009908] Hardware name: Google Grunt/Grunt, BIOS  09/05/2019

 6286 19:40:12.216718  # [   55.038290] RIP: 0010:refcount_warn_saturate+0xba/0x110

 6287 19:40:12.236482  # [   55.065943] Code: 02 01 e8 c3 ef c5 00 0f 0b e9 d2 c3 04 01 80 3d ce f9 16 02 00 75 85 48 c7 c7 a0 d9 0d 9b c6 05 be f9 16 02 01 e8 a0 ef c5 00 <0f> 0b e9 af c3 04 01 80 3d a9 f9 16 02 00 0f 85 5e ff ff ff 48 c7

 6288 19:40:12.240133  # [   55.107129] RSP: 0018:ffffa707042b7e40 EFLAGS: 00010286

 6289 19:40:12.250090  # [   55.134818] RAX: 00000000<6>[   55.539305] lkdtm: Performing direct entry REFCOUNT_SUB_AND_TEST_NEGATIVE

 6290 19:40:12.256154  00000000 RBX: 0000000000000031 RCX: 0000000000000000

 6291 19:40:12.262883  # [   55.163578] RDX: ffffa2b66ad2c620 RSI: ffffa2b66ad1bf50 RDI: ffffa2b66ad1bf50

 6292 19:40:12.269502  # [   55.171055] RBP: ffffffff9b1829e8 R08: 0000000000000000 R09: 0000000000000000

 6293 19:40:12.279607  # [   55.178501] R10: 00000000ffff<6>[   55.548716] lkdtm: attempting bad refcount_sub_and_test() below zero

 6294 19:40:12.282514  e000 R11: 3fffffffffffffff R12: 000000000000001f

 6295 19:40:12.292712  # [   55.185939] R13: ffffa707042b7f10 R14: ffffa707042b7f10 R15: ffffa2b64338a000

 6296 19:40:12.299446  # [   55.193392] FS:  00007ff5a7a91580(0000) GS:ffffa2b66ad00000(0000) knlGS:0000000000000000

 6297 19:40:12.306069  # [   55.201846] CS:  0010 <4>[   55.577530] ------------[ cut here ]------------

 6298 19:40:12.309371  DS: 0000 ES: 0000 CR0: 0000000080050033

 6299 19:40:12.318821  # [   55.207933] CR2: 00007ff5a7861000 CR3: 0000000105718000 CR4: 00000000001506e0

 6300 19:40:12.318897  # [   55.215417] Call Trace:

 6301 19:40:12.322069  # [   55.218238]  ? __warn+0x80/0x110

 6302 19:40:12.329366  # [   55.221872]  ? refcount_warn_saturate+0xba/0x110

 6303 19:40:12.335240  # [   5<4>[   55.604581] refcount_t: underflow; use-after-free.

 6304 19:40:12.335319  5.226838]  ? report_bug+0x9e/0xc0

 6305 19:40:12.342156  # [   55.230651]  ? handle_bug+0x41/0x90

 6306 19:40:12.345421  # [   55.234519]  ? exc_invalid_op+0x14/0x70

 6307 19:40:12.348514  # [   55.238673]  ? asm_exc_invalid_op+0x12/0x20

 6308 19:40:12.355628  # [   55.243299]  ? refcount_warn_saturate+0xba/0x110

 6309 19:40:12.365362  # [   55.248288]  __refcount<4>[   55.631838] WARNING: CPU: 1 PID: 2239 at lib/refcount.c:28 refcount_warn_saturate+0xba/0x110

 6310 19:40:12.368791  _sub_and_test.constprop.0+0x3c/0x50

 6311 19:40:12.375177  # [   55.254115]  lkdtm_REFCOUNT_DEC_AND_TEST_NEGATIVE+0x3e/0x78

 6312 19:40:12.378566  # [   55.260011]  direct_entry.cold+0x2c/0x38

 6313 19:40:12.381884  # [   55.264297]  full_proxy_write+0x56/0x80

 6314 19:40:12.385209  # [   55.268558]  vfs_write+0xea/0x3b0

 6315 19:40:12.427534  # [   55.272208]  ks<4>[   55.662773] Modules linked in: fuse ip_tables cros_ec_lightbar cros_ec_sysfs cros_ec_debugfs cros_usbpd_logger cros_ec_chardev cros_usbpd_charger gsmi uvcvideo videobuf2_vmalloc videobuf2_memops videobuf2_v4l2 cros_ec_dev videobuf2_common designware_i2s cros_usbpd_notify chromeos_pstore snd_soc_max98357a snd_soc_adau7002 snd_soc_acp_da7219mx98357_mach snd_soc_da7219 acp_audio_dma snd_soc_core snd_compress snd_pcm_dmaengine coreboot_table regmap_i2c

 6316 19:40:12.427625  ys_write+0x68/0xf0

 6317 19:40:12.430935  # [   55.275873]  do_syscall_64+0x33/0x40

 6318 19:40:12.437685  # [   55.279740]  entry_SYSCALL_64_after_hwframe+0x62/0xc7

 6319 19:40:12.441070  # [   55.285078] RIP: 0033:0x7ff5a796d473

 6320 19:40:12.457750  # [   55.288940] Code: 8b 15 21 2a 0e 00 f7 d8 64 89 02 48 c7 c0 ff ff ff ff eb b7 0f 1f 0<4>[   55.724750] CPU: 1 PID: 2239 Comm: cat Tainted: G      D W         5.10.206-cip41 #1

 6321 19:40:12.467653  0 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

 6322 19:40:12.477477  # [   55.307949] RSP: 002b:00007ffd37e432f8 EFLAGS: 00000246 ORIG_RAX: 0000000000000001

 6323 19:40:12.484192  # [   55.315775] RAX: ffffffffffffffda <4>[   55.755008] Hardware name: Google Grunt/Grunt, BIOS  09/05/2019

 6324 19:40:12.490857  RBX: 000000000000001f RCX: 00007ff5a796d473

 6325 19:40:12.496894  # [   55.323196] RDX: 000000000000001f RSI: 00007ff5a7861000 RDI: 0000000000000001

 6326 19:40:12.503467  # [   55.330586] RBP: 00007ff5a7861000 R08: 00007ff5a7860010 R09: 0000000000000000

 6327 19:40:12.513610  # [   55.337977] R10: fffffffffffffbc5 R11:<4>[   55.783334] RIP: 0010:refcount_warn_saturate+0xba/0x110

 6328 19:40:12.517375   0000000000000246 R12: 0000000000000001

 6329 19:40:12.523723  # [   55.345368] R13: 0000000000000001 R14: 0000000000020000 R15: 0000000000020000

 6330 19:40:12.527145  # [   55.352790] irq event stamp: 0

 6331 19:40:12.533870  # [   55.356131] hardirqs last  enabled at (0): [<0000000000000000>] 0x0

 6332 19:40:12.553413  # [   55.362670] har<4>[   55.810978] Code: 02 01 e8 c3 ef c5 00 0f 0b e9 d2 c3 04 01 80 3d ce f9 16 02 00 75 85 48 c7 c7 a0 d9 0d 9b c6 05 be f9 16 02 01 e8 a0 ef c5 00 <0f> 0b e9 af c3 04 01 80 3d a9 f9 16 02 00 0f 85 5e ff ff ff 48 c7

 6333 19:40:12.560169  dirqs last disabled at (0): [<ffffffff990fd6cc>] copy_process+0x65c/0x20e0

 6334 19:40:12.569518  # [   55.371100] softirqs last  enabled at (0): [<ffffffff990fd6cc>] copy_process+0x65c/0x20e0

 6335 19:40:12.575987  # [   55.379529] softirqs last disabled at (0): [<0000000000000000>] 0x0

 6336 19:40:12.582675  # [   55.3<4>[   55.852137] RSP: 0018:ffffa7070434fe40 EFLAGS: 00010286

 6337 19:40:12.586087  86061] ---[ end trace a0626c0c85df4657 ]---

 6338 19:40:12.589613  # [   55.390940] lkdtm: Negative detected: saturated

 6339 19:40:12.595713  # REFCOUNT_DEC_AND_TEST_NEGATIVE: saw 'Negative detected: saturated': ok

 6340 19:40:12.602485  ok 48 selftests: lkdtm: REFCOUNT_DEC_AND_TEST_NEGATIVE.sh

 6341 19:40:12.612744  # selftests: lkdtm: REFC<4>[   55.879776] RAX: 0000000000000000 RBX: 0000000000000032 RCX: 0000000000000000

 6342 19:40:12.616009  OUNT_SUB_AND_TEST_NEGATIVE.sh

 6343 19:40:12.622189  <4>[   55.909341] RDX: ffffa2b66ad2c620 RSI: ffffa2b66ad1bf50 RDI: ffffa2b66ad1bf50

 6344 19:40:12.628724  <4>[   55.919414] RBP: ffffffff9b182a08 R08: 0000000000000000 R09: 0000000000000000

 6345 19:40:12.635352  <4>[   55.926832] R10: 00000000ffffe000 R11: 3fffffffffffffff R12: 000000000000001f

 6346 19:40:12.645091  <4>[   55.934243] R13: ffffa7070434ff10 R14: ffffa7070434ff10 R15: ffffa2b6456aa000

 6347 19:40:12.651852  <4>[   55.941663] FS:  00007fcc4359d580(0000) GS:ffffa2b66ad00000(0000) knlGS:0000000000000000

 6348 19:40:12.658379  <4>[   55.950033] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033

 6349 19:40:12.664757  <4>[   55.956065] CR2: 00007fcc43369000 CR3: 000000010301e000 CR4: 00000000001506e0

 6350 19:40:12.668153  <4>[   55.963474] Call Trace:

 6351 19:40:12.671519  <4>[   55.966249]  ? __warn+0x80/0x110

 6352 19:40:12.678277  <4>[   55.969763]  ? refcount_warn_saturate+0xba/0x110

 6353 19:40:12.681542  <4>[   55.974691]  ? report_bug+0x9e/0xc0

 6354 19:40:12.684900  <4>[   55.978472]  ? handle_bug+0x41/0x90

 6355 19:40:12.688260  <4>[   55.982293]  ? exc_invalid_op+0x14/0x70

 6356 19:40:12.694943  <4>[   55.986421]  ? asm_exc_invalid_op+0x12/0x20

 6357 19:40:12.697962  <4>[   55.990962]  ? refcount_warn_saturate+0xba/0x110

 6358 19:40:12.704662  <4>[   55.996072]  __refcount_sub_and_test.constprop.0+0x3c/0x50

 6359 19:40:12.711163  <4>[   56.001907]  lkdtm_REFCOUNT_SUB_AND_TEST_NEGATIVE+0x3e/0x7b

 6360 19:40:12.714618  <4>[   56.007820]  direct_entry.cold+0x2c/0x38

 6361 19:40:12.717955  <4>[   56.012097]  full_proxy_write+0x56/0x80

 6362 19:40:12.721470  <4>[   56.016321]  vfs_write+0xea/0x3b0

 6363 19:40:12.724673  <4>[   56.020088]  ksys_write+0x68/0xf0

 6364 19:40:12.730997  <4>[   56.023722]  do_syscall_64+0x33/0x40

 6365 19:40:12.734490  <4>[   56.027644]  entry_SYSCALL_64_after_hwframe+0x62/0xc7

 6366 19:40:12.737803  <4>[   56.033072] RIP: 0033:0x7fcc43475473

 6367 19:40:12.757674  <4>[   56.036978] Code: 8b 15 21 2a 0e 00 f7 d8 64 89 02 48 c7 c0 ff ff ff ff eb b7 0f 1f 00 64 8b 04 25 18 00 00 00 85 c0 75 14 b8 01 00 00 00 0f 05 <48> 3d 00 f0 ff ff 77 55 c3 0f 1f 40 00 48 83 ec 28 48 89 54 24 18

 6368 19:40:12.767753  <4>[   56.056084] RSP: 002b:00007ffff454d568 EFLAGS: 00000246 ORIG_RAX: 0000000000000001

 6369 19:40:12.774070  <4>[   56.064039] RAX: ffffffffffffffda RBX: 000000000000001f RCX: 00007fcc43475473

 6370 19:40:12.780771  <4>[   56.071445] RDX: 000000000000001f RSI: 00007fcc43369000 RDI: 0000000000000001

 6371 19:40:12.787537  <4>[   56.078834] RBP: 00007fcc43369000 R08: 00007fcc43368010 R09: 0000000000000000

 6372 19:40:12.797523  <4>[   56.086261] R10: fffffffffffffbc5 R11: 0000000000000246 R12: 0000000000000001

 6373 19:40:12.804186  <4>[   56.093663] R13: 0000000000000001 R14: 0000000000020000 R15: 0000000000020000

 6374 19:40:12.807492  <4>[   56.101059] irq event stamp: 0

 6375 19:40:12.814112  <4>[   56.104373] hardirqs last  enabled at (0): [<0000000000000000>] 0x0

 6376 19:40:12.820791  <4>[   56.110898] hardirqs last disabled at (0): [<ffffffff990fd6cc>] copy_process+0x65c/0x20e0

 6377 19:40:12.830673  <4>[   56.119353] softirqs last  enabled at (0): [<ffffffff990fd6cc>] copy_process+0x65c/0x20e0

 6378 19:40:12.837043  <4>[   56.127790] softirqs last disabled at (0): [<0000000000000000>] 0x0

 6379 19:40:12.840924  <4>[   56.134315] ---[ end trace a0626c0c85df4658 ]---

 6380 19:40:12.847147  <6>[   56.139193] lkdtm: Negative detected: saturated

 6381 19:40:12.887860  # [   55.539305] lkdtm: Performing direct entry REFCOUNT_SUB_AND_TEST_NEGATIVE

 6382 19:40:12.894795  # [   55.548716] lkdtm: attempting bad refcount_sub_and_test() below zero

 6383 19:40:12.898087  # [   55.577530] ------------[ cut here ]------------

 6384 19:40:12.904799  # [   55.604581] refcount_t: underflow; use-after-free.

 6385 19:40:12.910937  # [   55.631838] WARNING: CPU: 1 PID: 2239 at lib/refcount.c:28 refcount_warn_saturate+0xba/0x110

 6386 19:40:12.950330  # [   55.662773] Modules linked in: fuse ip_tables cros_ec_lightbar cros_ec_sysfs cros_ec_debugfs cros_usbpd_logger cros_ec_chardev cros_usbpd_charger gsmi uvcvideo videobuf2_vmalloc videobuf2_memops videobuf2_v4l2 cros_ec_dev videobuf2_common designware_i2s cros_usbpd_notify chromeos_pstore snd_soc_max98357a snd_soc_adau7002 snd_soc_acp_da7219mx98357_mach snd_soc_da7219 acp_audio_dma snd_soc_core snd_compress snd_pcm_dmaengine coreboot_table regmap_i2c

 6387 19:40:12.960830  # [   55.724750] CPU: 1 PID: 2239 Comm: cat Tainted: G      D W         5.10.206-cip41 #1

 6388 19:40:12.963499  # [   55.755008] Hardware name: Google Grunt/Grunt, BIOS  09/05/2019

 6389 19:40:12.970134  # [   55.783334] RIP: 0010:refcount_warn_saturate+0xba/0x110

 6390 19:40:12.990227  # [   55.810978] Code: 02 01 e8 c3 ef c5 00 0f 0b e9 d2 c3 04 01 80 3d ce f9 16 02 00 75 85 48 c7 c7 a0 d9 0d 9b c6 05 be f9 16 02 01 e8 a0 ef c5 00 <0f> 0b e9 af c3 04 01 80 3d a9 f9 16 02 00 0f 85 5e ff ff ff 48 c7

 6391 19:40:12.993726  # [   55.852137] RSP: 0018:ffffa7070434fe40 EFLAGS: 00010286

 6392 19:40:13.003725  # [   55.879776] RAX: 0000000000000000 RBX: 0000000000000032 RCX: 0000000000000000

 6393 19:40:13.010196  # [   55.909341] RDX: ffffa2b66ad2c620 RSI: ffffa2b66ad1bf50 RDI: ffffa2b66ad1bf50

 6394 19:40:13.016282  # [   55.919414] RBP: ffffffff9b182a08 R08: 0000000000000000 R09: 0000000000000000

 6395 19:40:13.023121  # [   55.926832] R10: 00000000ffffe000 R11: 3fffffffffffffff R12: 000000000000001f

 6396 19:40:13.029719  # [   55.934243] R13: ffffa7070434ff10 R14: ffffa7070434ff10 R15: ffffa2b6456aa000

 6397 19:40:13.039726  # [   55.941663] FS:  00007fcc4359d580(0000) GS:ffffa2b66ad00000(0000) knlGS:0000000000000000

 6398 19:40:13.046023  # [   55.950033] CS:  0010 <6>[   56.328723] lkdtm: Performing direct entry REFCOUNT_INC_ZERO

 6399 19:40:13.052499  DS: 0000 ES: 0000 CR0: 0000000080050033

 6400 19:40:13.059476  # [   55.956065] CR2: 00007fcc43369000 CR3: 000000010301e000 CR4: 00000000001506e0

 6401 19:40:13.062383  # [   55.963474] Call Trace:

 6402 19:40:13.065973  # [   55.966249]  ? __warn+0x80/0x110

 6403 19:40:13.069417  # [   55.969763]  ? refcount_warn_saturate+0xba/0x110

 6404 19:40:13.075682  # [   5<6>[   56.345065] lkdtm: attempting safe refcount_inc_not_zero() from zero

 6405 19:40:13.078909  5.974691]  ? report_bug+0x9e/0xc0

 6406 19:40:13.082239  # [   55.978472]  ? handle_bug+0x41/0x90

 6407 19:40:13.085628  # [   55.982293]  ? exc_invalid_op+0x14/0x70

 6408 19:40:13.092370  # [   55.986421]  ? asm_exc_invalid_op+0x12/0x20

 6409 19:40:13.094966  # [   55.990962]  ? refcount_warn_saturate+0xba/0x110

 6410 19:40:13.101614  # [   55.996072]  __refcount<6>[   56.373858] lkdtm: Good: zero detected

 6411 19:40:13.105006  _sub_and_test.constprop.0+0x3c/0x50

 6412 19:40:13.111461  # [   56.001907]  lkdtm_REFCOUNT_SUB_AND_TEST_NEGATIVE+0x3e/0x7b

 6413 19:40:13.115149  # [   56.007820]  direct_entry.cold+0x2c/0x38

 6414 19:40:13.118269  # [   56.012097]  full_proxy_write+0x56/0x80

 6415 19:40:13.121957  # [   56.016321]  vfs_write+0xea/0x3b0

 6416 19:40:13.128489  # [   56.020088]  ks<6>[   56.400087] lkdtm: Correctly stayed at zero

 6417 19:40:13.131883  ys_write+0x68/0xf0

 6418 19:40:13.134559  # [   56.023722]  do_syscall_64+0x33/0x40

 6419 19:40:13.137977  # [   56.027644]  entry_SYSCALL_64_after_hwframe+0x62/0xc7

 6420 19:40:13.144796  # [   56.033072] RIP: 0033:0x7fcc43475473

 6421 19:40:13.158074  # [   56.036978] Code: 8b 15 21 2a 0e 00 f7 d8 64 89 02 48 c7 c0 ff ff ff ff eb b7 0f 1f 0<6>[   56.426695] lkdtm: attempting bad refcount_inc() from zero

 6422 19:40:13.168107  0 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

 6423 19:40:13.174905  # [   56.056084] RSP: 002b:00007ffff454d568 EFLAGS: 00000246 ORIG_RAX: 0000000000000001

 6424 19:40:13.184307  # [   56.064039] RAX: ffffffffffffffda <4>[   56.454692] ------------[ cut here ]------------

 6425 19:40:13.187709  RBX: 000000000000001f RCX: 00007fcc43475473

 6426 19:40:13.194044  # [   56.071445] RDX: 000000000000001f RSI: 00007fcc43369000 RDI: 0000000000000001

 6427 19:40:13.200816  # [   56.078834] RBP: 00007fcc43369000 R08: 00007fcc43368010 R09: 0000000000000000

 6428 19:40:13.210820  # [   56.086261] R10: fffffffffffffbc5 R11:<4>[   56.481714] refcount_t: addition on 0; use-after-free.

 6429 19:40:13.213976   0000000000000246 R12: 0000000000000001

 6430 19:40:13.223927  # [   56.093663] R13: 0000000000000001 R14: 0000000000020000 R15: 0000000000020000

 6431 19:40:13.227005  # [   56.101059] irq event stamp: 0

 6432 19:40:13.230516  # [   56.104373] hardirqs last  enabled at (0): [<0000000000000000>] 0x0

 6433 19:40:13.243842  # [   56.110898] har<4>[   56.509356] WARNING: CPU: 1 PID: 2272 at lib/refcount.c:25 refcount_warn_saturate+0x74/0x110

 6434 19:40:13.250555  dirqs last disabled at (0): [<ffffffff990fd6cc>] copy_process+0x65c/0x20e0

 6435 19:40:13.257221  # [   56.119353] softirqs last  enabled at (0): [<ffffffff990fd6cc>] copy_process+0x65c/0x20e0

 6436 19:40:13.263649  # [   56.127790] softirqs last disabled at (0): [<0000000000000000>] 0x0

 6437 19:40:13.303497  # [   56.1<4>[   56.540096] Modules linked in: fuse ip_tables cros_ec_lightbar cros_ec_sysfs cros_ec_debugfs cros_usbpd_logger cros_ec_chardev cros_usbpd_charger gsmi uvcvideo videobuf2_vmalloc videobuf2_memops videobuf2_v4l2 cros_ec_dev videobuf2_common designware_i2s cros_usbpd_notify chromeos_pstore snd_soc_max98357a snd_soc_adau7002 snd_soc_acp_da7219mx98357_mach snd_soc_da7219 acp_audio_dma snd_soc_core snd_compress snd_pcm_dmaengine coreboot_table regmap_i2c

 6438 19:40:13.309746  34315] ---[ end trace a0626c0c85df4658 ]---

 6439 19:40:13.313232  # [   56.139193] lkdtm: Negative detected: saturated

 6440 19:40:13.319996  # REFCOUNT_SUB_AND_TEST_NEGATIVE: saw 'Negative detected: saturated': ok

 6441 19:40:13.326580  ok 49 selftests: lkdtm: REFCOUNT_SUB_AND_TEST_NEGATIVE.sh

 6442 19:40:13.336484  # selftests: lkdtm: REFC<4>[   56.602168] CPU: 1 PID: 2272 Comm: cat Tainted: G      D W         5.10.206-cip41 #1

 6443 19:40:13.337214  OUNT_INC_ZERO.sh

 6444 19:40:13.343210  <4>[   56.632346] Hardware name: Google Grunt/Grunt, BIOS  09/05/2019

 6445 19:40:13.349425  <4>[   56.640064] RIP: 0010:refcount_warn_saturate+0x74/0x110

 6446 19:40:13.366485  <4>[   56.645587] Code: 02 01 e8 09 f0 c5 00 0f 0b e9 18 c4 04 01 80 3d 15 fa 16 02 00 75 cb 48 c7 c7 70 d9 0d 9b c6 05 05 fa 16 02 01 e8 e6 ef c5 00 <0f> 0b e9 f5 c3 04 01 80 3d f4 f9 16 02 00 75 a8 48 c7 c7 48 d9 0d

 6447 19:40:13.373055  <4>[   56.664609] RSP: 0018:ffffa707043cfe48 EFLAGS: 00010286

 6448 19:40:13.379148  <4>[   56.670119] RAX: 0000000000000000 RBX: 0000000000000033 RCX: 0000000000000000

 6449 19:40:13.385864  <4>[   56.677529] RDX: ffffa2b66ad2c620 RSI: ffffa2b66ad1bf50 RDI: ffffa2b66ad1bf50

 6450 19:40:13.395903  <4>[   56.684942] RBP: ffffffff9b182da9 R08: 0000000000000000 R09: 0000000000000000

 6451 19:40:13.402408  <4>[   56.692352] R10: 00000000ffffe000 R11: 3fffffffffffffff R12: 0000000000000012

 6452 19:40:13.409081  <4>[   56.699784] R13: ffffa707043cff10 R14: ffffa707043cff10 R15: ffffa2b64530b000

 6453 19:40:13.418941  <4>[   56.707197] FS:  00007ff06fc34580(0000) GS:ffffa2b66ad00000(0000) knlGS:0000000000000000

 6454 19:40:13.425451  <4>[   56.715604] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033

 6455 19:40:13.431801  <4>[   56.721635] CR2: 00007ff06fa01000 CR3: 00000001034ca000 CR4: 00000000001506e0

 6456 19:40:13.435360  <4>[   56.729089] Call Trace:

 6457 19:40:13.438199  <4>[   56.731843]  ? __warn+0x80/0x110

 6458 19:40:13.441759  <4>[   56.735403]  ? refcount_warn_saturate+0x74/0x110

 6459 19:40:13.445223  <4>[   56.740323]  ? report_bug+0x9e/0xc0

 6460 19:40:13.451821  <4>[   56.744171]  ? handle_bug+0x41/0x90

 6461 19:40:13.455012  <4>[   56.747979]  ? exc_invalid_op+0x14/0x70

 6462 19:40:13.458137  <4>[   56.752139]  ? asm_exc_invalid_op+0x12/0x20

 6463 19:40:13.464571  <4>[   56.756679]  ? refcount_warn_saturate+0x74/0x110

 6464 19:40:13.468222  <4>[   56.761651]  ? refcount_warn_saturate+0x74/0x110

 6465 19:40:13.474591  <4>[   56.766611]  lkdtm_REFCOUNT_INC_ZERO+0x99/0xc1

 6466 19:40:13.478447  <4>[   56.771395]  direct_entry.cold+0x2c/0x38

 6467 19:40:13.481773  <4>[   56.775673]  full_proxy_write+0x56/0x80

 6468 19:40:13.484478  <4>[   56.779913]  vfs_write+0xea/0x3b0

 6469 19:40:13.488046  <4>[   56.783573]  ksys_write+0x68/0xf0

 6470 19:40:13.494569  <4>[   56.787225]  do_syscall_64+0x33/0x40

 6471 19:40:13.498021  <4>[   56.791143]  entry_SYSCALL_64_after_hwframe+0x62/0xc7

 6472 19:40:13.501485  <4>[   56.796531] RIP: 0033:0x7ff06fb0d473

 6473 19:40:13.521175  <4>[   56.800403] Code: 8b 15 21 2a 0e 00 f7 d8 64 89 02 48 c7 c0 ff ff ff ff eb b7 0f 1f 00 64 8b 04 25 18 00 00 00 85 c0 75 14 b8 01 00 00 00 0f 05 <48> 3d 00 f0 ff ff 77 55 c3 0f 1f 40 00 48 83 ec 28 48 89 54 24 18

 6474 19:40:13.531218  <4>[   56.819419] RSP: 002b:00007fff6e3964d8 EFLAGS: 00000246 ORIG_RAX: 0000000000000001

 6475 19:40:13.537472  <4>[   56.827264] RAX: ffffffffffffffda RBX: 0000000000000012 RCX: 00007ff06fb0d473

 6476 19:40:13.544118  <4>[   56.834670] RDX: 0000000000000012 RSI: 00007ff06fa01000 RDI: 0000000000000001

 6477 19:40:13.550937  <4>[   56.842063] RBP: 00007ff06fa01000 R08: 00007ff06fa00010 R09: 0000000000000000

 6478 19:40:13.560699  <4>[   56.849453] R10: fffffffffffffbc5 R11: 0000000000000246 R12: 0000000000000001

 6479 19:40:13.567245  <4>[   56.856860] R13: 0000000000000001 R14: 0000000000020000 R15: 0000000000020000

 6480 19:40:13.570540  <4>[   56.864259] irq event stamp: 0

 6481 19:40:13.577169  <4>[   56.867579] hardirqs last  enabled at (0): [<0000000000000000>] 0x0

 6482 19:40:13.584188  <4>[   56.874106] hardirqs last disabled at (0): [<ffffffff990fd6cc>] copy_process+0x65c/0x20e0

 6483 19:40:13.593774  <4>[   56.882539] softirqs last  enabled at (0): [<ffffffff990fd6cc>] copy_process+0x65c/0x20e0

 6484 19:40:13.600493  <4>[   56.891000] softirqs last disabled at (0): [<0000000000000000>] 0x0

 6485 19:40:13.603755  <4>[   56.897533] ---[ end trace a0626c0c85df4659 ]---

 6486 19:40:13.610397  <6>[   56.902424] lkdtm: Zero detected: saturated

 6487 19:40:13.646706  # [   56.328723] lkdtm: Performing direct entry REFCOUNT_INC_ZERO

 6488 19:40:13.653165  # [   56.345065] lkdtm: attempting safe refcount_inc_not_zero() from zero

 6489 19:40:13.656395  # [   56.373858] lkdtm: Good: zero detected

 6490 19:40:13.662795  # [   56.400087] lkdtm: Correctly stayed at zero

 6491 19:40:13.666050  # [   56.426695] lkdtm: attempting bad refcount_inc() from zero

 6492 19:40:13.672769  # [   56.454692] ------------[ cut here ]------------

 6493 19:40:13.679603  # [   56.481714] refcount_t: addition on 0; use-after-free.

 6494 19:40:13.686233  # [   56.509356] WARNING: CPU: 1 PID: 2272 at lib/refcount.c:25 refcount_warn_saturate+0x74/0x110

 6495 19:40:13.725526  # [   56.540096] Modules linked in: fuse ip_tables cros_ec_lightbar cros_ec_sysfs cros_ec_debugfs cros_usbpd_logger cros_ec_chardev cros_usbpd_charger gsmi uvcvideo videobuf2_vmalloc videobuf2_memops videobuf2_v4l2 cros_ec_dev videobuf2_common designware_i2s cros_usbpd_notify chromeos_pstore snd_soc_max98357a snd_soc_adau7002 snd_soc_acp_da7219mx98357_mach snd_soc_da7219 acp_audio_dma snd_soc_core snd_compress snd_pcm_dmaengine coreboot_table regmap_i2c

 6496 19:40:13.735715  # [   56.602168] CPU: 1 PID: 2272 Comm: cat Tainted: G      D W         5.10.206-cip41 #1

 6497 19:40:13.739076  # [   56.632346] Hardware name: Google Grunt/Grunt, BIOS  09/05/2019

 6498 19:40:13.745682  # [   56.640064] RIP: 0010:refcount_warn_saturate+0x74/0x110

 6499 19:40:13.762334  # [   56.645587] Code: 02 01 e8 09 f0 c5 00 0f 0b e9 18 c4 04 01 80 3d 15 fa 16 02 00 75 cb 48 c7 c7 70 d9 0d 9b c6 05 05 fa 16 02 01 e8<6>[   57.046436] lkdtm: Performing direct entry REFCOUNT_ADD_ZERO

 6500 19:40:13.771731   e6 ef c5 00 <0f> 0b e9 f5 c3 04 01 80 3d f4 f9 16 02 00 75 a8 48 c7 c7 48 d9 0d

 6501 19:40:13.775219  # [   56.664609] RSP: 0018:ffffa707043cfe48 EFLAGS: 00010286

 6502 19:40:13.781913  # [   56.670119] RAX: 0000000000000000 RBX: 0000000000000033 RCX: 0000000000000000

 6503 19:40:13.791884  # [   56.677529] RDX: ffffa2<6>[   57.061051] lkdtm: attempting safe refcount_add_not_zero() from zero

 6504 19:40:13.798465  b66ad2c620 RSI: ffffa2b66ad1bf50 RDI: ffffa2b66ad1bf50

 6505 19:40:13.804979  # [   56.684942] RBP: ffffffff9b182da9 R08: 0000000000000000 R09: 0000000000000000

 6506 19:40:13.811617  # [   56.692352] R10: 00000000ffffe000 R11: 3fffffffffffffff R12: 0000000000000012

 6507 19:40:13.818056  # [   56.699784] R13: ffffa70704<6>[   57.089868] lkdtm: Good: zero detected

 6508 19:40:13.821893  3cff10 R14: ffffa707043cff10 R15: ffffa2b64530b000

 6509 19:40:13.831323  # [   56.707197] FS:  00007ff06fc34580(0000) GS:ffffa2b66ad00000(0000) knlGS:0000000000000000

 6510 19:40:13.838269  # [   56.715604] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033

 6511 19:40:13.844908  # [   56.721635] CR2: 00007ff06fa01000 CR<6>[   57.116036] lkdtm: Correctly stayed at zero

 6512 19:40:13.848203  3: 00000001034ca000 CR4: 00000000001506e0

 6513 19:40:13.851488  # [   56.729089] Call Trace:

 6514 19:40:13.854865  # [   56.731843]  ? __warn+0x80/0x110

 6515 19:40:13.861553  # [   56.735403]  ? refcount_warn_saturate+0x74/0x110

 6516 19:40:13.864811  # [   56.740323]  ? report_bug+0x9e/0xc0

 6517 19:40:13.868070  # [   56.744171]  ? handle_bug+0x41/0x90

 6518 19:40:13.874398  # [  <6>[   57.142744] lkdtm: attempting bad refcount_add() from zero

 6519 19:40:13.878292   56.747979]  ? exc_invalid_op+0x14/0x70

 6520 19:40:13.880968  # [   56.752139]  ? asm_exc_invalid_op+0x12/0x20

 6521 19:40:13.884253  # [   56.756679]  ? refcount_warn_saturate+0x74/0x110

 6522 19:40:13.891203  # [   56.761651]  ? refcount_warn_saturate+0x74/0x110

 6523 19:40:13.894516  # [   56.766611]  lkdtm_REFCOUNT_INC_ZERO+0x99/0xc1

 6524 19:40:13.901259  # <4>[   57.170598] ------------[ cut here ]------------

 6525 19:40:13.904602  [   56.771395]  direct_entry.cold+0x2c/0x38

 6526 19:40:13.907771  # [   56.775673]  full_proxy_write+0x56/0x80

 6527 19:40:13.911093  # [   56.779913]  vfs_write+0xea/0x3b0

 6528 19:40:13.914493  # [   56.783573]  ksys_write+0x68/0xf0

 6529 19:40:13.917669  # [   56.787225]  do_syscall_64+0x33/0x40

 6530 19:40:13.927342  # [   56.791143]  entry_SYSCALL_64_after_h<4>[   57.197689] refcount_t: addition on 0; use-after-free.

 6531 19:40:13.930609  wframe+0x62/0xc7

 6532 19:40:13.934057  # [   56.796531] RIP: 0033:0x7ff06fb0d473

 6533 19:40:13.960447  # [   56.800403] Code: 8b 15 21 2a 0e 00 f7 d8 64 89 02 48 c7 c0 ff ff ff ff eb b7 0f 1f 00 64 8b 04 25 18 00 00 00 85 c0 75 14 b8 01 00 00 00 0f 05 <48> 3d 00 f0 ff ff 77 55 c3 0f 1f 40 00 48 83<4>[   57.225315] WARNING: CPU: 1 PID: 2305 at lib/refcount.c:25 refcount_warn_saturate+0x74/0x110

 6534 19:40:13.960912   ec 28 48 89 54 24 18

 6535 19:40:13.966884  # [   56.819419] RSP: 002b:00007fff6e3964d8 EFLAGS: 00000246 ORIG_RAX: 0000000000000001

 6536 19:40:13.976631  # [   56.827264] RAX: ffffffffffffffda RBX: 0000000000000012 RCX: 00007ff06fb0d473

 6537 19:40:14.019762  # [   56.834670] RDX: 0000000000000012 RSI: 00007ff06fa01000<4>[   57.256072] Modules linked in: fuse ip_tables cros_ec_lightbar cros_ec_sysfs cros_ec_debugfs cros_usbpd_logger cros_ec_chardev cros_usbpd_charger gsmi uvcvideo videobuf2_vmalloc videobuf2_memops videobuf2_v4l2 cros_ec_dev videobuf2_common designware_i2s cros_usbpd_notify chromeos_pstore snd_soc_max98357a snd_soc_adau7002 snd_soc_acp_da7219mx98357_mach snd_soc_da7219 acp_audio_dma snd_soc_core snd_compress snd_pcm_dmaengine coreboot_table regmap_i2c

 6538 19:40:14.023270   RDI: 0000000000000001

 6539 19:40:14.029432  # [   56.842063] RBP: 00007ff06fa01000 R08: 00007ff06fa00010 R09: 0000000000000000

 6540 19:40:14.035932  # [   56.849453] R10: fffffffffffffbc5 R11: 0000000000000246 R12: 0000000000000001

 6541 19:40:14.052561  # [   56.856860] R13: 0000000000000001 R14: 0000000000020000 R15<4>[   57.318176] CPU: 1 PID: 2305 Comm: cat Tainted: G      D W         5.10.206-cip41 #1

 6542 19:40:14.053123  : 0000000000020000

 6543 19:40:14.055850  # [   56.864259] irq event stamp: 0

 6544 19:40:14.062443  # [   56.867579] hardirqs last  enabled at (0): [<0000000000000000>] 0x0

 6545 19:40:14.068807  # [   56.874106] hardirqs last disabled at (0): [<ffffffff990fd6cc>] copy_process+0x65c/0x20e0

 6546 19:40:14.078689  # [   56.882539] softirqs las<4>[   57.348345] Hardware name: Google Grunt/Grunt, BIOS  09/05/2019

 6547 19:40:14.085789  t  enabled at (0): [<ffffffff990fd6cc>] copy_process+0x65c/0x20e0

 6548 19:40:14.091797  # [   56.891000] softirqs last disabled at (0): [<0000000000000000>] 0x0

 6549 19:40:14.095463  # [   56.897533] ---[ end trace a0626c0c85df4659 ]---

 6550 19:40:14.101981  # [   56.902424] lkdtm: Zero detected: saturated

 6551 19:40:14.108237  # REFCOUNT<4>[   57.376705] RIP: 0010:refcount_warn_saturate+0x74/0x110

 6552 19:40:14.108363  _INC_ZERO: saw 'call trace:': ok

 6553 19:40:14.115075  ok 50 selftests: lkdtm: REFCOUNT_INC_ZERO.sh

 6554 19:40:14.118410  # selftests: lkdtm: REFCOUNT_ADD_ZERO.sh

 6555 19:40:14.134581  <4>[   57.404379] Code: 02 01 e8 09 f0 c5 00 0f 0b e9 18 c4 04 01 80 3d 15 fa 16 02 00 75 cb 48 c7 c7 70 d9 0d 9b c6 05 05 fa 16 02 01 e8 e6 ef c5 00 <0f> 0b e9 f5 c3 04 01 80 3d f4 f9 16 02 00 75 a8 48 c7 c7 48 d9 0d

 6556 19:40:14.141336  <4>[   57.433928] RSP: 0018:ffffa7070443fe48 EFLAGS: 00010286

 6557 19:40:14.147437  <4>[   57.439456] RAX: 0000000000000000 RBX: 0000000000000034 RCX: 0000000000000000

 6558 19:40:14.157602  <4>[   57.446878] RDX: ffffa2b66ad2c620 RSI: ffffa2b66ad1bf50 RDI: ffffa2b66ad1bf50

 6559 19:40:14.164617  <4>[   57.454325] RBP: ffffffff9b182dbb R08: 0000000000000000 R09: 0000000000000000

 6560 19:40:14.171129  <4>[   57.461734] R10: 00000000ffffe000 R11: 3fffffffffffffff R12: 0000000000000012

 6561 19:40:14.177867  <4>[   57.469192] R13: ffffa7070443ff10 R14: ffffa7070443ff10 R15: ffffa2b64663d000

 6562 19:40:14.187240  <4>[   57.476611] FS:  00007f9956a403c0(0000) GS:ffffa2b66ad00000(0000) knlGS:0000000000000000

 6563 19:40:14.193667  <4>[   57.485008] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033

 6564 19:40:14.200680  <4>[   57.491036] CR2: 00007f9956811000 CR3: 0000000105c14000 CR4: 00000000001506e0

 6565 19:40:14.203903  <4>[   57.498492] Call Trace:

 6566 19:40:14.207005  <4>[   57.501251]  ? __warn+0x80/0x110

 6567 19:40:14.210451  <4>[   57.504821]  ? refcount_warn_saturate+0x74/0x110

 6568 19:40:14.216728  <4>[   57.509754]  ? report_bug+0x9e/0xc0

 6569 19:40:14.220517  <4>[   57.513594]  ? handle_bug+0x41/0x90

 6570 19:40:14.223563  <4>[   57.517537]  ? exc_invalid_op+0x14/0x70

 6571 19:40:14.226928  <4>[   57.521683]  ? asm_exc_invalid_op+0x12/0x20

 6572 19:40:14.233709  <4>[   57.526220]  ? refcount_warn_saturate+0x74/0x110

 6573 19:40:14.237065  <4>[   57.531164]  ? refcount_warn_saturate+0x74/0x110

 6574 19:40:14.243828  <4>[   57.536240]  lkdtm_REFCOUNT_ADD_ZERO+0x99/0xc1

 6575 19:40:14.247156  <4>[   57.541143]  direct_entry.cold+0x2c/0x38

 6576 19:40:14.249838  <4>[   57.545367]  full_proxy_write+0x56/0x80

 6577 19:40:14.256574  <4>[   57.549536]  vfs_write+0xea/0x3b0

 6578 19:40:14.259929  <4>[   57.553159]  ksys_write+0x68/0xf0

 6579 19:40:14.263417  <4>[   57.556749]  do_syscall_64+0x33/0x40

 6580 19:40:14.266706  <4>[   57.560610]  entry_SYSCALL_64_after_hwframe+0x62/0xc7

 6581 19:40:14.273103  <4>[   57.565931] RIP: 0033:0x7f995691d473

 6582 19:40:14.289947  <4>[   57.569771] Code: 8b 15 21 2a 0e 00 f7 d8 64 89 02 48 c7 c0 ff ff ff ff eb b7 0f 1f 00 64 8b 04 25 18 00 00 00 85 c0 75 14 b8 01 00 00 00 0f 05 <48> 3d 00 f0 ff ff 77 55 c3 0f 1f 40 00 48 83 ec 28 48 89 54 24 18

 6583 19:40:14.299408  <4>[   57.588777] RSP: 002b:00007ffe9a91bd48 EFLAGS: 00000246 ORIG_RAX: 0000000000000001

 6584 19:40:14.306290  <4>[   57.596626] RAX: ffffffffffffffda RBX: 0000000000000012 RCX: 00007f995691d473

 6585 19:40:14.312670  <4>[   57.604019] RDX: 0000000000000012 RSI: 00007f9956811000 RDI: 0000000000000001

 6586 19:40:14.319680  <4>[   57.611409] RBP: 00007f9956811000 R08: 00007f9956810010 R09: 0000000000000000

 6587 19:40:14.329554  <4>[   57.618801] R10: fffffffffffffbc5 R11: 0000000000000246 R12: 0000000000000001

 6588 19:40:14.336076  <4>[   57.626220] R13: 0000000000000001 R14: 0000000000020000 R15: 0000000000020000

 6589 19:40:14.339401  <4>[   57.633627] irq event stamp: 0

 6590 19:40:14.345932  <4>[   57.636957] hardirqs last  enabled at (0): [<0000000000000000>] 0x0

 6591 19:40:14.352653  <4>[   57.643483] hardirqs last disabled at (0): [<ffffffff990fd6cc>] copy_process+0x65c/0x20e0

 6592 19:40:14.362237  <4>[   57.651915] softirqs last  enabled at (0): [<ffffffff990fd6cc>] copy_process+0x65c/0x20e0

 6593 19:40:14.368869  <4>[   57.660357] softirqs last disabled at (0): [<0000000000000000>] 0x0

 6594 19:40:14.372180  <4>[   57.666881] ---[ end trace a0626c0c85df465a ]---

 6595 19:40:14.378998  <6>[   57.671758] lkdtm: Zero detected: saturated

 6596 19:40:14.419674  # [   57.046436] lkdtm: Performing direct entry REFCOUNT_ADD_ZERO

 6597 19:40:14.426303  # [   57.061051] lkdtm: attempting safe refcount_add_not_zero() from zero

 6598 19:40:14.429636  # [   57.089868] lkdtm: Good: zero detected

 6599 19:40:14.436214  # [   57.116036] lkdtm: Correctly stayed at zero

 6600 19:40:14.439548  # [   57.142744] lkdtm: attempting bad refcount_add() from zero

 6601 19:40:14.446155  # [   57.170598] ------------[ cut here ]------------

 6602 19:40:14.449619  # [   57.197689] refcount_t: addition on 0; use-after-free.

 6603 19:40:14.459314  # [   57.225315] WARNING: CPU: 1 PID: 2305 at lib/refcount.c:25 refcount_warn_saturate+0x74/0x110

 6604 19:40:14.498767  # [   57.256072] Modules linked in: fuse ip_tables cros_ec_lightbar cros_ec_sysfs cros_ec_debugfs cros_usbpd_logger cros_ec_chardev cros_usbpd_charger gsmi uvcvideo videobuf2_vmalloc videobuf2_memops videobuf2_v4l2 cros_ec_dev videobuf2_common designware_i2s cros_usbpd_notify chromeos_pstore snd_soc_max98357a snd_soc_adau7002 snd_soc_acp_da7219mx98357_mach snd_soc_da7219 acp_audio_dma snd_soc_core snd_compress snd_pcm_dmaengine coreboot_table regmap_i2c

 6605 19:40:14.509072  # [   57.318176] CPU: 1 PID: 2305 Comm: cat Tainted: G      D W         5.10.206-cip41 #1

 6606 19:40:14.512039  # [   57.348345] Hardware name: Google Grunt/Grunt, BIOS  09/05/2019

 6607 19:40:14.519061  # [   57.376705] RIP: 0010:refcount_warn_saturate+0x74/0x110

 6608 19:40:14.539093  # [   57.404379] Code: 02 01 e8 09 f0 c5 00 0f 0b e9 18 c4 04 01 80 3d 15 fa 16 02 00 75 cb 48 c7 c7 70 d9 0d 9b c6 05 05 fa 16 02 01 e8 e6 ef c5 00 <0f> 0b e9 f5 c3 04 01 80 3d f4 f9 16 02 00 75 a8 48 c7 c7 48 d9 0d

 6609 19:40:14.542289  # [   57.433928] RSP: 0018:ffffa7070443fe48 EFLAGS: 00010286

 6610 19:40:14.552146  # [   57.439456] RAX: 0000000000000000 RBX: 0000000000000034 RCX: 0000000000000000

 6611 19:40:14.558785  # [   57.446878] RDX: ffffa2b66ad2c620<6>[   57.832422] lkdtm: Performing direct entry REFCOUNT_INC_SATURATED

 6612 19:40:14.565475   RSI: ffffa2b66ad1bf50 RDI: ffffa2b66ad1bf50

 6613 19:40:14.572076  # [   57.454325] RBP: ffffffff9b182dbb R08: 0000000000000000 R09: 0000000000000000

 6614 19:40:14.578578  # [   57.461734] R10: 00000000ffffe000 R11: 3fffffffffffffff R12: 0000000000000012

 6615 19:40:14.588110  # [   57.469192] R13: ffffa7070443ff10 R14<6>[   57.857526] lkdtm: attempting bad refcount_inc() from saturated

 6616 19:40:14.591431  : ffffa7070443ff10 R15: ffffa2b64663d000

 6617 19:40:14.601476  # [   57.476611] FS:  00007f9956a403c0(0000) GS:ffffa2b66ad00000(0000) knlGS:0000000000000000

 6618 19:40:14.604562  # [   57.485008] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033

 6619 19:40:14.614233  # [   57.491036] CR2: 00007f9956811000 CR3: 0000000<4>[   57.885862] ------------[ cut here ]------------

 6620 19:40:14.617495  105c14000 CR4: 00000000001506e0

 6621 19:40:14.620841  # [   57.498492] Call Trace:

 6622 19:40:14.624356  # [   57.501251]  ? __warn+0x80/0x110

 6623 19:40:14.627413  # [   57.504821]  ? refcount_warn_saturate+0x74/0x110

 6624 19:40:14.633661  # [   57.509754]  ? report_bug+0x9e/0xc0

 6625 19:40:14.636916  # [   57.513594]  ? handle_bug+0x41/0x90

 6626 19:40:14.644101  # [   57.517537<4>[   57.912998] refcount_t: saturated; leaking memory.

 6627 19:40:14.644255  ]  ? exc_invalid_op+0x14/0x70

 6628 19:40:14.650492  # [   57.521683]  ? asm_exc_invalid_op+0x12/0x20

 6629 19:40:14.653767  # [   57.526220]  ? refcount_warn_saturate+0x74/0x110

 6630 19:40:14.660574  # [   57.531164]  ? refcount_warn_saturate+0x74/0x110

 6631 19:40:14.663921  # [   57.536240]  lkdtm_REFCOUNT_ADD_ZERO+0x99/0xc1

 6632 19:40:14.673327  # [   57.541<4>[   57.940192] WARNING: CPU: 1 PID: 2341 at lib/refcount.c:22 refcount_warn_saturate+0x51/0x110

 6633 19:40:14.676671  143]  direct_entry.cold+0x2c/0x38

 6634 19:40:14.680059  # [   57.545367]  full_proxy_write+0x56/0x80

 6635 19:40:14.683396  # [   57.549536]  vfs_write+0xea/0x3b0

 6636 19:40:14.686742  # [   57.553159]  ksys_write+0x68/0xf0

 6637 19:40:14.690217  # [   57.556749]  do_syscall_64+0x33/0x40

 6638 19:40:14.736064  # [   57.560610]  entry_SYSCALL_64_after_hwframe+0x6<4>[   57.971072] Modules linked in: fuse ip_tables cros_ec_lightbar cros_ec_sysfs cros_ec_debugfs cros_usbpd_logger cros_ec_chardev cros_usbpd_charger gsmi uvcvideo videobuf2_vmalloc videobuf2_memops videobuf2_v4l2 cros_ec_dev videobuf2_common designware_i2s cros_usbpd_notify chromeos_pstore snd_soc_max98357a snd_soc_adau7002 snd_soc_acp_da7219mx98357_mach snd_soc_da7219 acp_audio_dma snd_soc_core snd_compress snd_pcm_dmaengine coreboot_table regmap_i2c

 6639 19:40:14.736304  2/0xc7

 6640 19:40:14.739180  # [   57.565931] RIP: 0033:0x7f995691d473

 6641 19:40:14.765500  # [   57.569771] Code: 8b 15 21 2a 0e 00 f7 d8 64 89 02 48 c7 c0 ff ff ff ff eb b7 0f 1f 00 64 8b 04 25 18 00 00 00 85 c0 75 14 b8 01 00 00 00 0f 05 <48> 3d 00 f0 ff ff 77 55 c3 0f 1f 40 00 48 83 ec 28 48 <4>[   58.033104] CPU: 1 PID: 2341 Comm: cat Tainted: G      D W         5.10.206-cip41 #1

 6642 19:40:14.765729  89 54 24 18

 6643 19:40:14.775653  # [   57.588777] RSP: 002b:00007ffe9a91bd48 EFLAGS: 00000246 ORIG_RAX: 0000000000000001

 6644 19:40:14.782294  # [   57.596626] RAX: ffffffffffffffda RBX: 0000000000000012 RCX: 00007f995691d473

 6645 19:40:14.794968  # [   57.604019] RDX: 0000000000000012 RSI: 00007f9956811000 RDI: 0000<4>[   58.063287] Hardware name: Google Grunt/Grunt, BIOS  09/05/2019

 6646 19:40:14.795077  000000000001

 6647 19:40:14.801445  # [   57.611409] RBP: 00007f9956811000 R08: 00007f9956810010 R09: 0000000000000000

 6648 19:40:14.808107  # [   57.618801] R10: fffffffffffffbc5 R11: 0000000000000246 R12: 0000000000000001

 6649 19:40:14.821542  # [   57.626220] R13: 0000000000000001 R14: 0000000000020000 R15: 00000000<4>[   58.091609] RIP: 0010:refcount_warn_saturate+0x51/0x110

 6650 19:40:14.821650  00020000

 6651 19:40:14.824501  # [   57.633627] irq event stamp: 0

 6652 19:40:14.831497  # [   57.636957] hardirqs last  enabled at (0): [<0000000000000000>] 0x0

 6653 19:40:14.841540  # [   57.643483] hardirqs last disabled at (0): [<ffffffff990fd6cc>] copy_process+0x65c/0x20e0

 6654 19:40:14.861087  # [   57.651915] softirqs last  enabled<4>[   58.119334] Code: 84 bc 00 00 00 e9 3f c4 04 01 85 f6 74 46 80 3d 39 fa 16 02 00 75 ee 48 c7 c7 48 d9 0d 9b c6 05 29 fa 16 02 01 e8 09 f0 c5 00 <0f> 0b e9 18 c4 04 01 80 3d 15 fa 16 02 00 75 cb 48 c7 c7 70 d9 0d

 6655 19:40:14.867910   at (0): [<ffffffff990fd6cc>] copy_process+0x65c/0x20e0

 6656 19:40:14.874486  # [   57.660357] softirqs last disabled at (0): [<0000000000000000>] 0x0

 6657 19:40:14.877733  # [   57.666881] ---[ end trace a0626c0c85df465a ]---

 6658 19:40:14.884822  # [   57.671758] lkdtm: Zero detected: saturated

 6659 19:40:14.890397  # REFCOUNT_ADD_ZERO:<4>[   58.160456] RSP: 0018:ffffa707044b7e48 EFLAGS: 00010286

 6660 19:40:14.894303   saw 'call trace:': ok

 6661 19:40:14.897749  ok 51 selftests: lkdtm: REFCOUNT_ADD_ZERO.sh

 6662 19:40:14.900456  # selftests: lkdtm: REFCOUNT_INC_SATURATED.sh

 6663 19:40:14.907684  <4>[   58.188130] RAX: 0000000000000000 RBX: 0000000000000035 RCX: 0000000000000000

 6664 19:40:14.913941  <4>[   58.205656] RDX: ffffa2b66ad2c620 RSI: ffffa2b66ad1bf50 RDI: ffffa2b66ad1bf50

 6665 19:40:14.923944  <4>[   58.213090] RBP: ffffffff9b182dcd R08: 0000000000000000 R09: 0000000000000000

 6666 19:40:14.930342  <4>[   58.220550] R10: 00000000ffffe000 R11: 3fffffffffffffff R12: 0000000000000017

 6667 19:40:14.937166  <4>[   58.227988] R13: ffffa707044b7f10 R14: ffffa707044b7f10 R15: ffffa2b645295000

 6668 19:40:14.946540  <4>[   58.235428] FS:  00007f4ab26ab580(0000) GS:ffffa2b66ad00000(0000) knlGS:0000000000000000

 6669 19:40:14.953453  <4>[   58.243818] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033

 6670 19:40:14.960158  <4>[   58.249890] CR2: 00007f4ab2479000 CR3: 0000000102e38000 CR4: 00000000001506e0

 6671 19:40:14.963448  <4>[   58.257354] Call Trace:

 6672 19:40:14.966498  <4>[   58.260152]  ? __warn+0x80/0x110

 6673 19:40:14.970257  <4>[   58.263720]  ? refcount_warn_saturate+0x51/0x110

 6674 19:40:14.973305  <4>[   58.268695]  ? report_bug+0x9e/0xc0

 6675 19:40:14.979846  <4>[   58.272580]  ? handle_bug+0x41/0x90

 6676 19:40:14.983433  <4>[   58.276459]  ? exc_invalid_op+0x14/0x70

 6677 19:40:14.986704  <4>[   58.280680]  ? asm_exc_invalid_op+0x12/0x20

 6678 19:40:14.992763  <4>[   58.285225]  ? refcount_warn_saturate+0x51/0x110

 6679 19:40:14.996044  <4>[   58.290177]  ? refcount_warn_saturate+0x51/0x110

 6680 19:40:15.002746  <4>[   58.295170]  lkdtm_REFCOUNT_INC_SATURATED+0x3c/0x64

 6681 19:40:15.006069  <4>[   58.300498]  direct_entry.cold+0x2c/0x38

 6682 19:40:15.009276  <4>[   58.304741]  full_proxy_write+0x56/0x80

 6683 19:40:15.015973  <4>[   58.308933]  vfs_write+0xea/0x3b0

 6684 19:40:15.019281  <4>[   58.312588]  ksys_write+0x68/0xf0

 6685 19:40:15.022654  <4>[   58.316296]  do_syscall_64+0x33/0x40

 6686 19:40:15.026080  <4>[   58.320173]  entry_SYSCALL_64_after_hwframe+0x62/0xc7

 6687 19:40:15.032901  <4>[   58.325484] RIP: 0033:0x7f4ab2585473

 6688 19:40:15.049205  <4>[   58.329320] Code: 8b 15 21 2a 0e 00 f7 d8 64 89 02 48 c7 c0 ff ff ff ff eb b7 0f 1f 00 64 8b 04 25 18 00 00 00 85 c0 75 14 b8 01 00 00 00 0f 05 <48> 3d 00 f0 ff ff 77 55 c3 0f 1f 40 00 48 83 ec 28 48 89 54 24 18

 6689 19:40:15.059345  <4>[   58.348374] RSP: 002b:00007ffe8abf23c8 EFLAGS: 00000246 ORIG_RAX: 0000000000000001

 6690 19:40:15.065833  <4>[   58.356211] RAX: ffffffffffffffda RBX: 0000000000000017 RCX: 00007f4ab2585473

 6691 19:40:15.072500  <4>[   58.363599] RDX: 0000000000000017 RSI: 00007f4ab2479000 RDI: 0000000000000001

 6692 19:40:15.082325  <4>[   58.370986] RBP: 00007f4ab2479000 R08: 00007f4ab2478010 R09: 0000000000000000

 6693 19:40:15.089075  <4>[   58.378396] R10: fffffffffffffbc5 R11: 0000000000000246 R12: 0000000000000001

 6694 19:40:15.095324  <4>[   58.385794] R13: 0000000000000001 R14: 0000000000020000 R15: 0000000000020000

 6695 19:40:15.098993  <4>[   58.393195] irq event stamp: 0

 6696 19:40:15.105602  <4>[   58.396515] hardirqs last  enabled at (0): [<0000000000000000>] 0x0

 6697 19:40:15.115466  <4>[   58.403043] hardirqs last disabled at (0): [<ffffffff990fd6cc>] copy_process+0x65c/0x20e0

 6698 19:40:15.122219  <4>[   58.411501] softirqs last  enabled at (0): [<ffffffff990fd6cc>] copy_process+0x65c/0x20e0

 6699 19:40:15.128823  <4>[   58.419931] softirqs last disabled at (0): [<0000000000000000>] 0x0

 6700 19:40:15.134868  <4>[   58.426454] ---[ end trace a0626c0c85df465b ]---

 6701 19:40:15.138130  <6>[   58.431332] lkdtm: Saturation detected: still saturated

 6702 19:40:15.177368  # [   57.832422] lkdtm: Performing direct entry REFCOUNT_INC_SATURATED

 6703 19:40:15.183651  # [   57.857526] lkdtm: attempting bad refcount_inc() from saturated

 6704 19:40:15.190298  # [   57.885862] ------------[ cut here ]------------

 6705 19:40:15.193601  # [   57.912998] refcount_t: saturated; leaking memory.

 6706 19:40:15.203420  # [   57.940192] WARNING: CPU: 1 PID: 2341 at lib/refcount.c:22 refcount_warn_saturate+0x51/0x110

 6707 19:40:15.243142  # [   57.971072] Modules linked in: fuse ip_tables cros_ec_lightbar cros_ec_sysfs cros_ec_debugfs cros_usbpd_logger cros_ec_chardev cros_usbpd_charger gsmi uvcvideo videobuf2_vmalloc videobuf2_memops videobuf2_v4l2 cros_ec_dev videobuf2_common designware_i2s cros_usbpd_notify chromeos_pstore snd_soc_max98357a snd_soc_adau7002 snd_soc_acp_da7219mx98357_mach snd_soc_da7219 acp_audio_dma snd_soc_core snd_compress snd_pcm_dmaengine coreboot_table regmap_i2c

 6708 19:40:15.249890  # [   58.033104] CPU: 1 PID: 2341 Comm: cat Tainted: G      D W         5.10.206-cip41 #1

 6709 19:40:15.256698  # [   58.063287] Hardware name: Google Grunt/Grunt, BIOS  09/05/2019

 6710 19:40:15.263394  # [   58.091609] RIP: 0010:refcount_warn_saturate+0x51/0x110

 6711 19:40:15.279664  # [   58.119334] Code: 84 bc 00 00 00 e9 3f c4 04 01 85 f6 74 46 80 3d 39 fa 16 02 00 75 ee 48 c7 c7 48 d9 0d 9b c6 05 29 fa 16 02 01 e8 09 f0 c5 00 <0f> 0b e9 18 c4 04 01 80 3d 15 fa 16 02 00 75 cb 48 c7 c7 70 d9 0d

 6712 19:40:15.286531  # [   58.160456] RSP: 0018:ffffa707044b7e48 EFLAGS: 00010286

 6713 19:40:15.292735  # [   58.188130] RAX: 0000000000000000 RBX: 0000000000000035 RCX: 0000000000000000

 6714 19:40:15.299453  # [   58.205656] RDX: ffffa2b66ad2c620 RSI: ffffa2b66ad1bf50 RDI: ffffa2b66ad1bf50

 6715 19:40:15.309322  # [   58.213090] RBP: ffffffff9b182dcd R08: 0000000000000000 R09: 0000000000000000

 6716 19:40:15.315875  # [   58.220550] R10:<6>[   58.586208] lkdtm: Performing direct entry REFCOUNT_DEC_SATURATED

 6717 19:40:15.322685   00000000ffffe000 R11: 3fffffffffffffff R12: 0000000000000017

 6718 19:40:15.329290  # [   58.227988] R13: ffffa707044b7f10 R14: ffffa707044b7f10 R15: ffffa2b645295000

 6719 19:40:15.335367  # [   58.235428] FS:  00007f4ab26ab580(0000) GS:ffffa2b66ad00000(0000) knlGS:0000000000000000

 6720 19:40:15.345313  # [   58.24381<6>[   58.613856] lkdtm: attempting bad refcount_dec() from saturated

 6721 19:40:15.348497  8] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033

 6722 19:40:15.355242  # [   58.249890] CR2: 00007f4ab2479000 CR3: 0000000102e38000 CR4: 00000000001506e0

 6723 19:40:15.358657  # [   58.257354] Call Trace:

 6724 19:40:15.362088  # [   58.260152]  ? __warn+0x80/0x110

 6725 19:40:15.372029  # [   58.263720]  ? refcount_warn_saturate+0x51/0<4>[   58.642238] ------------[ cut here ]------------

 6726 19:40:15.372162  x110

 6727 19:40:15.375436  # [   58.268695]  ? report_bug+0x9e/0xc0

 6728 19:40:15.378757  # [   58.272580]  ? handle_bug+0x41/0x90

 6729 19:40:15.382071  # [   58.276459]  ? exc_invalid_op+0x14/0x70

 6730 19:40:15.388602  # [   58.280680]  ? asm_exc_invalid_op+0x12/0x20

 6731 19:40:15.391792  # [   58.285225]  ? refcount_warn_saturate+0x51/0x110

 6732 19:40:15.398451  # [   58.290177<4>[   58.669315] refcount_t: decrement hit 0; leaking memory.

 6733 19:40:15.401621  ]  ? refcount_warn_saturate+0x51/0x110

 6734 19:40:15.408363  # [   58.295170]  lkdtm_REFCOUNT_INC_SATURATED+0x3c/0x64

 6735 19:40:15.411713  # [   58.300498]  direct_entry.cold+0x2c/0x38

 6736 19:40:15.414886  # [   58.304741]  full_proxy_write+0x56/0x80

 6737 19:40:15.417947  # [   58.308933]  vfs_write+0xea/0x3b0

 6738 19:40:15.431293  # [   58.312588]  ksys_wr<4>[   58.697112] WARNING: CPU: 0 PID: 2377 at lib/refcount.c:31 refcount_warn_saturate+0xfb/0x110

 6739 19:40:15.431442  ite+0x68/0xf0

 6740 19:40:15.434604  # [   58.316296]  do_syscall_64+0x33/0x40

 6741 19:40:15.441473  # [   58.320173]  entry_SYSCALL_64_after_hwframe+0x62/0xc7

 6742 19:40:15.444664  # [   58.325484] RIP: 0033:0x7f4ab2585473

 6743 19:40:15.490493  # [   58.329320] Code: 8b 15 21 2a 0e 00 f7 d8 64 89 02 48 c7 c0 ff ff ff ff eb b7 0f 1f 00 64 <4>[   58.727941] Modules linked in: fuse ip_tables cros_ec_lightbar cros_ec_sysfs cros_ec_debugfs cros_usbpd_logger cros_ec_chardev cros_usbpd_charger gsmi uvcvideo videobuf2_vmalloc videobuf2_memops videobuf2_v4l2 cros_ec_dev videobuf2_common designware_i2s cros_usbpd_notify chromeos_pstore snd_soc_max98357a snd_soc_adau7002 snd_soc_acp_da7219mx98357_mach snd_soc_da7219 acp_audio_dma snd_soc_core snd_compress snd_pcm_dmaengine coreboot_table regmap_i2c

 6744 19:40:15.503775  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

 6745 19:40:15.510450  # [   58.348374] RSP: 002b:00007ffe8abf23c8 EFLAGS: 00000246 ORIG_RAX: 0000000000000001

 6746 19:40:15.523588  # [   58.356211] RAX: ffffffffffffffda RBX: <4>[   58.790016] CPU: 0 PID: 2377 Comm: cat Tainted: G      D W         5.10.206-cip41 #1

 6747 19:40:15.527210  0000000000000017 RCX: 00007f4ab2585473

 6748 19:40:15.533396  # [   58.363599] RDX: 0000000000000017 RSI: 00007f4ab2479000 RDI: 0000000000000001

 6749 19:40:15.540092  # [   58.370986] RBP: 00007f4ab2479000 R08: 00007f4ab2478010 R09: 0000000000000000

 6750 19:40:15.550103  # [   58.378396] R10: fffffffffffffbc5 R11: 0000<4>[   58.820200] Hardware name: Google Grunt/Grunt, BIOS  09/05/2019

 6751 19:40:15.553458  000000000246 R12: 0000000000000001

 6752 19:40:15.560043  # [   58.385794] R13: 0000000000000001 R14: 0000000000020000 R15: 0000000000020000

 6753 19:40:15.563505  # [   58.393195] irq event stamp: 0

 6754 19:40:15.570152  # [   58.396515] hardirqs last  enabled at (0): [<0000000000000000>] 0x0

 6755 19:40:15.579374  # [   58.403043] hardirqs<4>[   58.848557] RIP: 0010:refcount_warn_saturate+0xfb/0x110

 6756 19:40:15.583078   last disabled at (0): [<ffffffff990fd6cc>] copy_process+0x65c/0x20e0

 6757 19:40:15.593052  # [   58.411501] softirqs last  enabled at (0): [<ffffffff990fd6cc>] copy_process+0x65c/0x20e0

 6758 19:40:15.599712  # [   58.419931] softirqs last disabled at (0): [<0000000000000000>] 0x0

 6759 19:40:15.619401  # [   58.426454<4>[   58.876223] Code: f8 d9 0d 9b c6 05 95 f9 16 02 01 e8 79 ef c5 00 0f 0b e9 88 c3 04 01 48 c7 c7 c8 d9 0d 9b c6 05 7c f9 16 02 01 e8 5f ef c5 00 <0f> 0b e9 6e c3 04 01 66 66 2e 0f 1f 84 00 00 00 00 00 0f 1f 00 8b

 6760 19:40:15.622851  ] ---[ end trace a0626c0c85df465b ]---

 6761 19:40:15.629363  # [   58.431332] lkdtm: Saturation detected: still saturated

 6762 19:40:15.636123  # REFCOUNT_INC_SATURATED: saw 'Saturation detected: still saturated': ok

 6763 19:40:15.639210  ok 52 selftests: lkdtm: REFCOUNT_INC_SATURATED.sh

 6764 19:40:15.645607  # selftests: lkdtm: REFCOUNT_<4>[   58.917403] RSP: 0018:ffffa70704517e48 EFLAGS: 00010286

 6765 19:40:15.649173  DEC_SATURATED.sh

 6766 19:40:15.655649  <4>[   58.945028] RAX: 0000000000000000 RBX: 0000000000000036 RCX: 0000000000000000

 6767 19:40:15.662451  <4>[   58.953985] RDX: ffffa2b66ac2c620 RSI: ffffa2b66ac1bf50 RDI: ffffa2b66ac1bf50

 6768 19:40:15.672189  <4>[   58.961378] RBP: ffffffff9b182de4 R08: 0000000000000000 R09: 0000000000000000

 6769 19:40:15.679027  <4>[   58.968768] R10: 00000000ffffe000 R11: 3fffffffffffffff R12: 0000000000000017

 6770 19:40:15.685618  <4>[   58.976156] R13: ffffa70704517f10 R14: ffffa70704517f10 R15: ffffa2b642ed2000

 6771 19:40:15.695566  <4>[   58.983545] FS:  00007f0f06631580(0000) GS:ffffa2b66ac00000(0000) knlGS:0000000000000000

 6772 19:40:15.699045  <4>[   58.991887] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033

 6773 19:40:15.708965  <4>[   58.997889] CR2: 00007f0f06431000 CR3: 000000010285c000 CR4: 00000000001506f0

 6774 19:40:15.709079  <4>[   59.005277] Call Trace:

 6775 19:40:15.715368  <4>[   59.007996]  ? __warn+0x80/0x110

 6776 19:40:15.718449  <4>[   59.011486]  ? refcount_warn_saturate+0xfb/0x110

 6777 19:40:15.721918  <4>[   59.016365]  ? report_bug+0x9e/0xc0

 6778 19:40:15.725211  <4>[   59.020124]  ? handle_bug+0x41/0x90

 6779 19:40:15.731958  <4>[   59.023891]  ? exc_invalid_op+0x14/0x70

 6780 19:40:15.735228  <4>[   59.027992]  ? asm_exc_invalid_op+0x12/0x20

 6781 19:40:15.738700  <4>[   59.032440]  ? refcount_warn_saturate+0xfb/0x110

 6782 19:40:15.745285  <4>[   59.037318]  ? refcount_warn_saturate+0xfb/0x110

 6783 19:40:15.748517  <4>[   59.042197]  lkdtm_REFCOUNT_DEC_SATURATED+0x37/0x5f

 6784 19:40:15.754940  <4>[   59.047336]  direct_entry.cold+0x2c/0x38

 6785 19:40:15.758490  <4>[   59.051527]  full_proxy_write+0x56/0x80

 6786 19:40:15.761381  <4>[   59.055629]  vfs_write+0xea/0x3b0

 6787 19:40:15.764817  <4>[   59.059210]  ksys_write+0x68/0xf0

 6788 19:40:15.768129  <4>[   59.062790]  do_syscall_64+0x33/0x40

 6789 19:40:15.775102  <4>[   59.066629]  entry_SYSCALL_64_after_hwframe+0x62/0xc7

 6790 19:40:15.777787  <4>[   59.071946] RIP: 0033:0x7f0f0653d473

 6791 19:40:15.797688  <4>[   59.075784] Code: 8b 15 21 2a 0e 00 f7 d8 64 89 02 48 c7 c0 ff ff ff ff eb b7 0f 1f 00 64 8b 04 25 18 00 00 00 85 c0 75 14 b8 01 00 00 00 0f 05 <48> 3d 00 f0 ff ff 77 55 c3 0f 1f 40 00 48 83 ec 28 48 89 54 24 18

 6792 19:40:15.804617  <4>[   59.094788] RSP: 002b:00007fff9e7b2818 EFLAGS: 00000246 ORIG_RAX: 0000000000000001

 6793 19:40:15.811348  <4>[   59.102614] RAX: ffffffffffffffda RBX: 0000000000000017 RCX: 00007f0f0653d473

 6794 19:40:15.821302  <4>[   59.110004] RDX: 0000000000000017 RSI: 00007f0f06431000 RDI: 0000000000000001

 6795 19:40:15.827542  <4>[   59.117394] RBP: 00007f0f06431000 R08: 00007f0f06430010 R09: 0000000000000000

 6796 19:40:15.834349  <4>[   59.124785] R10: fffffffffffffbc5 R11: 0000000000000246 R12: 0000000000000001

 6797 19:40:15.841138  <4>[   59.132176] R13: 0000000000000001 R14: 0000000000020000 R15: 0000000000020000

 6798 19:40:15.844569  <4>[   59.139573] irq event stamp: 0

 6799 19:40:15.850571  <4>[   59.142892] hardirqs last  enabled at (0): [<0000000000000000>] 0x0

 6800 19:40:15.861099  <4>[   59.149415] hardirqs last disabled at (0): [<ffffffff990fd6cc>] copy_process+0x65c/0x20e0

 6801 19:40:15.867663  <4>[   59.157850] softirqs last  enabled at (0): [<ffffffff990fd6cc>] copy_process+0x65c/0x20e0

 6802 19:40:15.873854  <4>[   59.166281] softirqs last disabled at (0): [<0000000000000000>] 0x0

 6803 19:40:15.880923  <4>[   59.172804] ---[ end trace a0626c0c85df465c ]---

 6804 19:40:15.884016  <6>[   59.177683] lkdtm: Saturation detected: still saturated

 6805 19:40:15.920729  # [   58.586208] lkdtm: Performing direct entry REFCOUNT_DEC_SATURATED

 6806 19:40:15.927493  # [   58.613856] lkdtm: attempting bad refcount_dec() from saturated

 6807 19:40:15.934069  # [   58.642238] ------------[ cut here ]------------

 6808 19:40:15.937195  # [   58.669315] refcount_t: decrement hit 0; leaking memory.

 6809 19:40:15.947181  # [   58.697112] WARNING: CPU: 0 PID: 2377 at lib/refcount.c:31 refcount_warn_saturate+0xfb/0x110

 6810 19:40:15.986701  # [   58.727941] Modules linked in: fuse ip_tables cros_ec_lightbar cros_ec_sysfs cros_ec_debugfs cros_usbpd_logger cros_ec_chardev cros_usbpd_charger gsmi uvcvideo videobuf2_vmalloc videobuf2_memops videobuf2_v4l2 cros_ec_dev videobuf2_common designware_i2s cros_usbpd_notify chromeos_pstore snd_soc_max98357a snd_soc_adau7002 snd_soc_acp_da7219mx98357_mach snd_soc_da7219 acp_audio_dma snd_soc_core snd_compress snd_pcm_dmaengine coreboot_table regmap_i2c

 6811 19:40:15.993386  # [   58.790016] CPU: 0 PID: 2377 Comm: cat Tainted: G      D W         5.10.206-cip41 #1

 6812 19:40:15.999836  # [   58.820200] Hardware name: Google Grunt/Grunt, BIOS  09/05/2019

 6813 19:40:16.006732  # [   58.848557] RIP: 0010:refcount_warn_saturate+0xfb/0x110

 6814 19:40:16.026604  # [   58.876223] Code: f8 d9 0d 9b c6 05 95 f9 16 02 01 e8 79 ef c5 00 0f 0b e9 88 c3 04 01 48 c7 c7 c8 d9 0d 9b c6 05 7c f9 16 02 01 e8 5f ef c5 00 <0f> 0b e9 6e c3 04 01 66 66 2e 0f 1f 84 00 00 00 00 00 0f 1f 00 8b

 6815 19:40:16.029854  # [   58.917403] RSP: 0018:ffffa70704517e48 EFLAGS: 00010286

 6816 19:40:16.040053  # [   58.945028] RAX: 0000000<6>[   59.329054] lkdtm: Performing direct entry REFCOUNT_ADD_SATURATED

 6817 19:40:16.043230  000000000 RBX: 0000000000000036 RCX: 0000000000000000

 6818 19:40:16.052746  # [   58.953985] RDX: ffffa2b66ac2c620 RSI: ffffa2b66ac1bf50 RDI: ffffa2b66ac1bf50

 6819 19:40:16.059632  # [   58.961378] RBP: ffffffff9b182de4 R08: 0000000000000000 R09: 0000000000000000

 6820 19:40:16.066122  # [   58.968768] R10: 00000000fff<6>[   59.337070] lkdtm: attempting bad refcount_dec() from saturated

 6821 19:40:16.072751  fe000 R11: 3fffffffffffffff R12: 0000000000000017

 6822 19:40:16.079455  # [   58.976156] R13: ffffa70704517f10 R14: ffffa70704517f10 R15: ffffa2b642ed2000

 6823 19:40:16.088944  # [   58.983545] FS:  00007f0f06631580(0000) GS:ffffa2b66ac00000(0000) knlGS:0000000000000000

 6824 19:40:16.095866  # [   58.991887] CS:  0010<4>[   59.365456] ------------[ cut here ]------------

 6825 19:40:16.099220   DS: 0000 ES: 0000 CR0: 0000000080050033

 6826 19:40:16.105817  # [   58.997889] CR2: 00007f0f06431000 CR3: 000000010285c000 CR4: 00000000001506f0

 6827 19:40:16.109155  # [   59.005277] Call Trace:

 6828 19:40:16.112463  # [   59.007996]  ? __warn+0x80/0x110

 6829 19:40:16.115720  # [   59.011486]  ? refcount_warn_saturate+0xfb/0x110

 6830 19:40:16.122226  # [   <4>[   59.392501] refcount_t: saturated; leaking memory.

 6831 19:40:16.125581  59.016365]  ? report_bug+0x9e/0xc0

 6832 19:40:16.128640  # [   59.020124]  ? handle_bug+0x41/0x90

 6833 19:40:16.132032  # [   59.023891]  ? exc_invalid_op+0x14/0x70

 6834 19:40:16.135171  # [   59.027992]  ? asm_exc_invalid_op+0x12/0x20

 6835 19:40:16.141771  # [   59.032440]  ? refcount_warn_saturate+0xfb/0x110

 6836 19:40:16.151636  # [   59.037318]  ? refcoun<4>[   59.419777] WARNING: CPU: 0 PID: 2413 at lib/refcount.c:22 refcount_warn_saturate+0x51/0x110

 6837 19:40:16.155009  t_warn_saturate+0xfb/0x110

 6838 19:40:16.161921  # [   59.042197]  lkdtm_REFCOUNT_DEC_SATURATED+0x37/0x5f

 6839 19:40:16.164918  # [   59.047336]  direct_entry.cold+0x2c/0x38

 6840 19:40:16.168694  # [   59.051527]  full_proxy_write+0x56/0x80

 6841 19:40:16.171803  # [   59.055629]  vfs_write+0xea/0x3b0

 6842 19:40:16.214552  # [   59.059210]  ksys_write+0x68/0xf<4>[   59.450607] Modules linked in: fuse ip_tables cros_ec_lightbar cros_ec_sysfs cros_ec_debugfs cros_usbpd_logger cros_ec_chardev cros_usbpd_charger gsmi uvcvideo videobuf2_vmalloc videobuf2_memops videobuf2_v4l2 cros_ec_dev videobuf2_common designware_i2s cros_usbpd_notify chromeos_pstore snd_soc_max98357a snd_soc_adau7002 snd_soc_acp_da7219mx98357_mach snd_soc_da7219 acp_audio_dma snd_soc_core snd_compress snd_pcm_dmaengine coreboot_table regmap_i2c

 6843 19:40:16.214699  0

 6844 19:40:16.218027  # [   59.062790]  do_syscall_64+0x33/0x40

 6845 19:40:16.224819  # [   59.066629]  entry_SYSCALL_64_after_hwframe+0x62/0xc7

 6846 19:40:16.227511  # [   59.071946] RIP: 0033:0x7f0f0653d473

 6847 19:40:16.244565  # [   59.075784] Code: 8b 15 21 2a 0e 00 f7 d8 64 89 02 48 c7 c0 ff ff ff ff eb b7 0f 1f 00 64 8b 04 25 18 <4>[   59.512688] CPU: 0 PID: 2413 Comm: cat Tainted: G      D W         5.10.206-cip41 #1

 6848 19:40:16.254293  00 00 00 85 c0 75 14 b8 01 00 00 00 0f 05 <48> 3d 00 f0 ff ff 77 55 c3 0f 1f 40 00 48 83 ec 28 48 89 54 24 18

 6849 19:40:16.261170  # [   59.094788] RSP: 002b:00007fff9e7b2818 EFLAGS: 00000246 ORIG_RAX: 0000000000000001

 6850 19:40:16.274055  # [   59.102614] RAX: ffffffffffffffda RBX: 000000000000<4>[   59.542858] Hardware name: Google Grunt/Grunt, BIOS  09/05/2019

 6851 19:40:16.277175  0017 RCX: 00007f0f0653d473

 6852 19:40:16.283683  # [   59.110004] RDX: 0000000000000017 RSI: 00007f0f06431000 RDI: 0000000000000001

 6853 19:40:16.290362  # [   59.117394] RBP: 00007f0f06431000 R08: 00007f0f06430010 R09: 0000000000000000

 6854 19:40:16.300455  # [   59.124785] R10: fffffffffffffbc5 R11: 0000000000000246<4>[   59.571221] RIP: 0010:refcount_warn_saturate+0x51/0x110

 6855 19:40:16.303770   R12: 0000000000000001

 6856 19:40:16.310188  # [   59.132176] R13: 0000000000000001 R14: 0000000000020000 R15: 0000000000020000

 6857 19:40:16.313402  # [   59.139573] irq event stamp: 0

 6858 19:40:16.320327  # [   59.142892] hardirqs last  enabled at (0): [<0000000000000000>] 0x0

 6859 19:40:16.343032  # [   59.149415] hardirqs last disabl<4>[   59.598884] Code: 84 bc 00 00 00 e9 3f c4 04 01 85 f6 74 46 80 3d 39 fa 16 02 00 75 ee 48 c7 c7 48 d9 0d 9b c6 05 29 fa 16 02 01 e8 09 f0 c5 00 <0f> 0b e9 18 c4 04 01 80 3d 15 fa 16 02 00 75 cb 48 c7 c7 70 d9 0d

 6860 19:40:16.346288  ed at (0): [<ffffffff990fd6cc>] copy_process+0x65c/0x20e0

 6861 19:40:16.356544  # [   59.157850] softirqs last  enabled at (0): [<ffffffff990fd6cc>] copy_process+0x65c/0x20e0

 6862 19:40:16.363551  # [   59.166281] softirqs last disabled at (0): [<0000000000000000>] 0x0

 6863 19:40:16.369920  # [   59.172804] ---[ end t<4>[   59.640071] RSP: 0018:ffffa7070457fe48 EFLAGS: 00010286

 6864 19:40:16.372949  race a0626c0c85df465c ]---

 6865 19:40:16.376613  # [   59.177683] lkdtm: Saturation detected: still saturated

 6866 19:40:16.382940  # REFCOUNT_DEC_SATURATED: saw 'Saturation detected: still saturated': ok

 6867 19:40:16.389844  ok 53 selftests: lkdtm: REFCOUNT_DEC_SATURATED.sh

 6868 19:40:16.399414  # selftests: lkdtm: REFCOUNT_ADD_SATURATE<4>[   59.667752] RAX: 0000000000000000 RBX: 0000000000000037 RCX: 0000000000000000

 6869 19:40:16.399521  D.sh

 6870 19:40:16.406087  <4>[   59.697300] RDX: ffffa2b66ac2c620 RSI: ffffa2b66ac1bf50 RDI: ffffa2b66ac1bf50

 6871 19:40:16.416167  <4>[   59.705181] RBP: ffffffff9b182dfb R08: 0000000000000000 R09: 0000000000000000

 6872 19:40:16.422489  <4>[   59.712568] R10: 00000000ffffe000 R11: 3fffffffffffffff R12: 0000000000000017

 6873 19:40:16.429408  <4>[   59.719957] R13: ffffa7070457ff10 R14: ffffa7070457ff10 R15: ffffa2b642ed2000

 6874 19:40:16.438914  <4>[   59.727365] FS:  00007f14ef1903c0(0000) GS:ffffa2b66ac00000(0000) knlGS:0000000000000000

 6875 19:40:16.442206  <4>[   59.735707] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033

 6876 19:40:16.452551  <4>[   59.741709] CR2: 00007f14eef61000 CR3: 0000000103664000 CR4: 00000000001506f0

 6877 19:40:16.456026  <4>[   59.749097] Call Trace:

 6878 19:40:16.459066  <4>[   59.751816]  ? __warn+0x80/0x110

 6879 19:40:16.462178  <4>[   59.755308]  ? refcount_warn_saturate+0x51/0x110

 6880 19:40:16.465471  <4>[   59.760187]  ? report_bug+0x9e/0xc0

 6881 19:40:16.468639  <4>[   59.763941]  ? handle_bug+0x41/0x90

 6882 19:40:16.475224  <4>[   59.767694]  ? exc_invalid_op+0x14/0x70

 6883 19:40:16.478983  <4>[   59.771794]  ? asm_exc_invalid_op+0x12/0x20

 6884 19:40:16.481862  <4>[   59.776245]  ? refcount_warn_saturate+0x51/0x110

 6885 19:40:16.488251  <4>[   59.781124]  ? refcount_warn_saturate+0x51/0x110

 6886 19:40:16.491802  <4>[   59.786004]  lkdtm_REFCOUNT_ADD_SATURATED+0x3c/0x64

 6887 19:40:16.498768  <4>[   59.791144]  direct_entry.cold+0x2c/0x38

 6888 19:40:16.501894  <4>[   59.795331]  full_proxy_write+0x56/0x80

 6889 19:40:16.505146  <4>[   59.799433]  vfs_write+0xea/0x3b0

 6890 19:40:16.508327  <4>[   59.803012]  ksys_write+0x68/0xf0

 6891 19:40:16.511797  <4>[   59.806606]  do_syscall_64+0x33/0x40

 6892 19:40:16.518364  <4>[   59.810460]  entry_SYSCALL_64_after_hwframe+0x62/0xc7

 6893 19:40:16.521677  <4>[   59.815775] RIP: 0033:0x7f14ef06d473

 6894 19:40:16.541653  <4>[   59.819623] Code: 8b 15 21 2a 0e 00 f7 d8 64 89 02 48 c7 c0 ff ff ff ff eb b7 0f 1f 00 64 8b 04 25 18 00 00 00 85 c0 75 14 b8 01 00 00 00 0f 05 <48> 3d 00 f0 ff ff 77 55 c3 0f 1f 40 00 48 83 ec 28 48 89 54 24 18

 6895 19:40:16.547933  <4>[   59.838627] RSP: 002b:00007ffc267db088 EFLAGS: 00000246 ORIG_RAX: 0000000000000001

 6896 19:40:16.555169  <4>[   59.846470] RAX: ffffffffffffffda RBX: 0000000000000017 RCX: 00007f14ef06d473

 6897 19:40:16.564459  <4>[   59.853861] RDX: 0000000000000017 RSI: 00007f14eef61000 RDI: 0000000000000001

 6898 19:40:16.571032  <4>[   59.861253] RBP: 00007f14eef61000 R08: 00007f14eef60010 R09: 0000000000000000

 6899 19:40:16.577880  <4>[   59.868643] R10: fffffffffffffbc5 R11: 0000000000000246 R12: 0000000000000001

 6900 19:40:16.584597  <4>[   59.876036] R13: 0000000000000001 R14: 0000000000020000 R15: 0000000000020000

 6901 19:40:16.587969  <4>[   59.883432] irq event stamp: 0

 6902 19:40:16.594360  <4>[   59.886752] hardirqs last  enabled at (0): [<0000000000000000>] 0x0

 6903 19:40:16.604590  <4>[   59.893291] hardirqs last disabled at (0): [<ffffffff990fd6cc>] copy_process+0x65c/0x20e0

 6904 19:40:16.610788  <4>[   59.901722] softirqs last  enabled at (0): [<ffffffff990fd6cc>] copy_process+0x65c/0x20e0

 6905 19:40:16.617347  <4>[   59.910153] softirqs last disabled at (0): [<0000000000000000>] 0x0

 6906 19:40:16.624034  <4>[   59.916677] ---[ end trace a0626c0c85df465d ]---

 6907 19:40:16.630882  <6>[   59.921555] lkdtm: Saturation detected: still saturated

 6908 19:40:16.697083  # [   59.329054] lkdtm: Performing direct entry REFCOUNT_ADD_SATURATED

 6909 19:40:16.703535  # [   59.337070] lkdtm: attempting bad refcount_dec() from saturated

 6910 19:40:16.710321  # [   59.365456] ------------[ cut here ]------------

 6911 19:40:16.713538  # [   59.392501] refcount_t: saturated; leaking memory.

 6912 19:40:16.723318  # [   59.419777] WARNING: CPU: 0 PID: 2413 at lib/refcount.c:22 refcount_warn_saturate+0x51/0x110

 6913 19:40:16.762659  # [   59.450607] Modules linked in: fuse ip_tables cros_ec_lightbar cros_ec_sysfs cros_ec_debugfs cros_usbpd_logger cros_ec_chardev cros_usbpd_charger gsmi uvcvideo videobuf2_vmalloc videobuf2_memops videobuf2_v4l2 cros_ec_dev videobuf2_common designware_i2s cros_usbpd_notify chromeos_pstore snd_soc_max98357a snd_soc_adau7002 snd_soc_acp_da7219mx98357_mach snd_soc_da7219 acp_audio_dma snd_soc_core snd_compress snd_pcm_dmaengine coreboot_table regmap_i2c

 6914 19:40:16.769573  # [   59.512688] CPU: 0 PID: 2413 Comm: cat Tainted: G      D W         5.10.206-cip41 #1

 6915 19:40:16.776195  # [   59.542858] Hardware name: Google Grunt/Grunt, BIOS  09/05/2019

 6916 19:40:16.782606  # [   59.571221] RIP: 0010:refcount_warn_saturate+0x51/0x110

 6917 19:40:16.799329  # [   59.598884] Code: 84 bc 00 00 00 e9 3f c4 04 01 85 f6 74 46 80 3d 39 fa 16 02 00 75 ee 48 c7 c7 48 d9 0d 9b c6 05 29 fa 16 02 01 e8 09 f0 c5 00 <0f> 0b e9 18 c4 04 01 80 3d 15 fa 16 02 00 75 cb 48 c7 c7 70 d9 0d

 6918 19:40:16.806112  # [   59.640071] RSP: 0018:ffffa7070457fe48 EFLAGS: 00010286

 6919 19:40:16.815647  # [   59.667752] RAX: 0000000000000<6>[   60.097488] lkdtm: Performing direct entry REFCOUNT_INC_NOT_ZERO_SATURATED

 6920 19:40:16.819042  000 RBX: 0000000000000037 RCX: 0000000000000000

 6921 19:40:16.829232  # [   59.697300] RDX: ffffa2b66ac2c620 RSI: ffffa2b66ac1bf50 RDI: ffffa2b66ac1bf50

 6922 19:40:16.835944  # [   59.705181] RBP: ffffffff9b182dfb R08: 0000000000000000 R09: 0000000000000000

 6923 19:40:16.845597  # [   59.712568] R10: 00000000ffffe000 <6>[   60.114081] lkdtm: attempting bad refcount_inc_not_zero() from saturated

 6924 19:40:16.848716  R11: 3fffffffffffffff R12: 0000000000000017

 6925 19:40:16.855390  # [   59.719957] R13: ffffa7070457ff10 R14: ffffa7070457ff10 R15: ffffa2b642ed2000

 6926 19:40:16.865511  # [   59.727365] FS:  00007f14ef1903c0(0000) GS:ffffa2b66ac00000(0000) knlGS:0000000000000000

 6927 19:40:16.872159  # [   59.735707] CS:  0010 DS: 0<4>[   60.143219] ------------[ cut here ]------------

 6928 19:40:16.875515  000 ES: 0000 CR0: 0000000080050033

 6929 19:40:16.882214  # [   59.741709] CR2: 00007f14eef61000 CR3: 0000000103664000 CR4: 00000000001506f0

 6930 19:40:16.885452  # [   59.749097] Call Trace:

 6931 19:40:16.888699  # [   59.751816]  ? __warn+0x80/0x110

 6932 19:40:16.894803  # [   59.755308]  ? refcount_warn_saturate+0x51/0x110

 6933 19:40:16.898115  # [   59.760<4>[   60.170266] refcount_t: saturated; leaking memory.

 6934 19:40:16.901467  187]  ? report_bug+0x9e/0xc0

 6935 19:40:16.904745  # [   59.763941]  ? handle_bug+0x41/0x90

 6936 19:40:16.911157  # [   59.767694]  ? exc_invalid_op+0x14/0x70

 6937 19:40:16.914458  # [   59.771794]  ? asm_exc_invalid_op+0x12/0x20

 6938 19:40:16.918335  # [   59.776245]  ? refcount_warn_saturate+0x51/0x110

 6939 19:40:16.931054  # [   59.781124]  ? refcount_warn<4>[   60.197536] WARNING: CPU: 1 PID: 2446 at lib/refcount.c:19 refcount_warn_saturate+0x97/0x110

 6940 19:40:16.931150  _saturate+0x51/0x110

 6941 19:40:16.937840  # [   59.786004]  lkdtm_REFCOUNT_ADD_SATURATED+0x3c/0x64

 6942 19:40:16.941075  # [   59.791144]  direct_entry.cold+0x2c/0x38

 6943 19:40:16.944446  # [   59.795331]  full_proxy_write+0x56/0x80

 6944 19:40:16.947495  # [   59.799433]  vfs_write+0xea/0x3b0

 6945 19:40:16.950729  # [   59.803012]  ksys_write+0x68/0xf0

 6946 19:40:16.993666  # [<4>[   60.228360] Modules linked in: fuse ip_tables cros_ec_lightbar cros_ec_sysfs cros_ec_debugfs cros_usbpd_logger cros_ec_chardev cros_usbpd_charger gsmi uvcvideo videobuf2_vmalloc videobuf2_memops videobuf2_v4l2 cros_ec_dev videobuf2_common designware_i2s cros_usbpd_notify chromeos_pstore snd_soc_max98357a snd_soc_adau7002 snd_soc_acp_da7219mx98357_mach snd_soc_da7219 acp_audio_dma snd_soc_core snd_compress snd_pcm_dmaengine coreboot_table regmap_i2c

 6947 19:40:16.997526     59.806606]  do_syscall_64+0x33/0x40

 6948 19:40:17.000805  # [   59.810460]  entry_SYSCALL_64_after_hwframe+0x62/0xc7

 6949 19:40:17.004189  # [   59.815775] RIP: 0033:0x7f14ef06d473

 6950 19:40:17.023843  # [   59.819623] Code: 8b 15 21 2a 0e 00 f7 d8 64 89 02 48 c7 c0 ff ff ff ff eb b7 0f 1f 00 64 8b 04 25 18 00 00 <4>[   60.290438] CPU: 1 PID: 2446 Comm: cat Tainted: G      D W         5.10.206-cip41 #1

 6951 19:40:17.033096  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

 6952 19:40:17.039739  # [   59.838627] RSP: 002b:00007ffc267db088 EFLAGS: 00000246 ORIG_RAX: 0000000000000001

 6953 19:40:17.049728  # [   59.846470] RAX: ffffffffffffffda RBX: 0000000000000017 R<4>[   60.320613] Hardware name: Google Grunt/Grunt, BIOS  09/05/2019

 6954 19:40:17.052969  CX: 00007f14ef06d473

 6955 19:40:17.059814  # [   59.853861] RDX: 0000000000000017 RSI: 00007f14eef61000 RDI: 0000000000000001

 6956 19:40:17.066415  # [   59.861253] RBP: 00007f14eef61000 R08: 00007f14eef60010 R09: 0000000000000000

 6957 19:40:17.079292  # [   59.868643] R10: fffffffffffffbc5 R11: 0000000000000246 R12: <4>[   60.348971] RIP: 0010:refcount_warn_saturate+0x97/0x110

 6958 19:40:17.079407  0000000000000001

 6959 19:40:17.086208  # [   59.876036] R13: 0000000000000001 R14: 0000000000020000 R15: 0000000000020000

 6960 19:40:17.089295  # [   59.883432] irq event stamp: 0

 6961 19:40:17.096219  # [   59.886752] hardirqs last  enabled at (0): [<0000000000000000>] 0x0

 6962 19:40:17.119465  # [   59.893291] hardirqs last disabled at <4>[   60.376670] Code: 02 01 e8 e6 ef c5 00 0f 0b e9 f5 c3 04 01 80 3d f4 f9 16 02 00 75 a8 48 c7 c7 48 d9 0d 9b c6 05 e4 f9 16 02 01 e8 c3 ef c5 00 <0f> 0b e9 d2 c3 04 01 80 3d ce f9 16 02 00 75 85 48 c7 c7 a0 d9 0d

 6963 19:40:17.125939  (0): [<ffffffff990fd6cc>] copy_process+0x65c/0x20e0

 6964 19:40:17.132563  # [   59.901722] softirqs last  enabled at (0): [<ffffffff990fd6cc>] copy_process+0x65c/0x20e0

 6965 19:40:17.139103  # [   59.910153] softirqs last disabled at (0): [<0000000000000000>] 0x0

 6966 19:40:17.149252  # [   59.916677] ---[ end trace a<4>[   60.417844] RSP: 0018:ffffa70704607e38 EFLAGS: 00010282

 6967 19:40:17.149384  0626c0c85df465d ]---

 6968 19:40:17.155200  # [   59.921555] lkdtm: Saturation detected: still saturated

 6969 19:40:17.162227  # REFCOUNT_ADD_SATURATED: saw 'Saturation detected: still saturated': ok

 6970 19:40:17.165480  ok 54 selftests: lkdtm: REFCOUNT_ADD_SATURATED.sh

 6971 19:40:17.178743  # selftests: lkdtm: REFCOUNT_INC_NOT_ZERO_SATUR<4>[   60.445532] RAX: 0000000000000000 RBX: 00000000c0000000 RCX: 0000000000000000

 6972 19:40:17.178843  ATED.sh

 6973 19:40:17.185234  <4>[   60.475177] RDX: ffffa2b66ad2c620 RSI: ffffa2b66ad1bf50 RDI: ffffa2b66ad1bf50

 6974 19:40:17.192059  <4>[   60.483266] RBP: ffffffff9b182a28 R08: 0000000000000000 R09: 0000000000000000

 6975 19:40:17.201990  <4>[   60.490739] R10: 00000000ffffe000 R11: 3fffffffffffffff R12: 0000000000000020

 6976 19:40:17.208513  <4>[   60.498180] R13: ffffa70704607f10 R14: ffffa70704607f10 R15: ffffa2b64349a000

 6977 19:40:17.214483  <4>[   60.505601] FS:  00007f00e4a25580(0000) GS:ffffa2b66ad00000(0000) knlGS:0000000000000000

 6978 19:40:17.221506  <4>[   60.513975] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033

 6979 19:40:17.231413  <4>[   60.520010] CR2: 00007f00e47f1000 CR3: 0000000102992000 CR4: 00000000001506e0

 6980 19:40:17.231528  <4>[   60.527421] Call Trace:

 6981 19:40:17.234812  <4>[   60.530168]  ? __warn+0x80/0x110

 6982 19:40:17.241437  <4>[   60.533679]  ? refcount_warn_saturate+0x97/0x110

 6983 19:40:17.244176  <4>[   60.538614]  ? report_bug+0x9e/0xc0

 6984 19:40:17.247526  <4>[   60.542391]  ? handle_bug+0x41/0x90

 6985 19:40:17.250823  <4>[   60.546172]  ? exc_invalid_op+0x14/0x70

 6986 19:40:17.257339  <4>[   60.550294]  ? asm_exc_invalid_op+0x12/0x20

 6987 19:40:17.261271  <4>[   60.554770]  ? refcount_warn_saturate+0x97/0x110

 6988 19:40:17.267681  <4>[   60.559676]  ? refcount_warn_saturate+0x97/0x110

 6989 19:40:17.274098  <4>[   60.564609]  __refcount_add_not_zero.constprop.0+0x2a/0x35

 6990 19:40:17.277599  <4>[   60.570383]  lkdtm_REFCOUNT_INC_NOT_ZERO_SATURATED+0x3e/0x76

 6991 19:40:17.284324  <4>[   60.576362]  direct_entry.cold+0x2c/0x38

 6992 19:40:17.287568  <4>[   60.580584]  full_proxy_write+0x56/0x80

 6993 19:40:17.290759  <4>[   60.584743]  vfs_write+0xea/0x3b0

 6994 19:40:17.293943  <4>[   60.588346]  ksys_write+0x68/0xf0

 6995 19:40:17.297148  <4>[   60.591976]  do_syscall_64+0x33/0x40

 6996 19:40:17.303755  <4>[   60.595828]  entry_SYSCALL_64_after_hwframe+0x62/0xc7

 6997 19:40:17.307104  <4>[   60.601177] RIP: 0033:0x7f00e48fd473

 6998 19:40:17.327076  <4>[   60.605026] Code: 8b 15 21 2a 0e 00 f7 d8 64 89 02 48 c7 c0 ff ff ff ff eb b7 0f 1f 00 64 8b 04 25 18 00 00 00 85 c0 75 14 b8 01 00 00 00 0f 05 <48> 3d 00 f0 ff ff 77 55 c3 0f 1f 40 00 48 83 ec 28 48 89 54 24 18

 6999 19:40:17.333412  <4>[   60.624031] RSP: 002b:00007ffe00100f48 EFLAGS: 00000246 ORIG_RAX: 0000000000000001

 7000 19:40:17.340021  <4>[   60.631881] RAX: ffffffffffffffda RBX: 0000000000000020 RCX: 00007f00e48fd473

 7001 19:40:17.349856  <4>[   60.639277] RDX: 0000000000000020 RSI: 00007f00e47f1000 RDI: 0000000000000001

 7002 19:40:17.356493  <4>[   60.646668] RBP: 00007f00e47f1000 R08: 00007f00e47f0010 R09: 0000000000000000

 7003 19:40:17.363269  <4>[   60.654058] R10: fffffffffffffbc5 R11: 0000000000000246 R12: 0000000000000001

 7004 19:40:17.369861  <4>[   60.661467] R13: 0000000000000001 R14: 0000000000020000 R15: 0000000000020000

 7005 19:40:17.373256  <4>[   60.668882] irq event stamp: 0

 7006 19:40:17.380222  <4>[   60.672197] hardirqs last  enabled at (0): [<0000000000000000>] 0x0

 7007 19:40:17.390023  <4>[   60.678723] hardirqs last disabled at (0): [<ffffffff990fd6cc>] copy_process+0x65c/0x20e0

 7008 19:40:17.396705  <4>[   60.687156] softirqs last  enabled at (0): [<ffffffff990fd6cc>] copy_process+0x65c/0x20e0

 7009 19:40:17.402796  <4>[   60.695612] softirqs last disabled at (0): [<0000000000000000>] 0x0

 7010 19:40:17.409471  <4>[   60.702144] ---[ end trace a0626c0c85df465e ]---

 7011 19:40:17.416170  <6>[   60.707034] lkdtm: Saturation detected: still saturated

 7012 19:40:17.459653  # [   60.097488] lkdtm: Performing direct entry REFCOUNT_INC_NOT_ZERO_SATURATED

 7013 19:40:17.466507  # [   60.114081] lkdtm: attempting bad refcount_inc_not_zero() from saturated

 7014 19:40:17.469690  # [   60.143219] ------------[ cut here ]------------

 7015 19:40:17.476439  # [   60.170266] refcount_t: saturated; leaking memory.

 7016 19:40:17.482536  # [   60.197536] WARNING: CPU: 1 PID: 2446 at lib/refcount.c:19 refcount_warn_saturate+0x97/0x110

 7017 19:40:17.521697  # [   60.228360] Modules linked in: fuse ip_tables cros_ec_lightbar cros_ec_sysfs cros_ec_debugfs cros_usbpd_logger cros_ec_chardev cros_usbpd_charger gsmi uvcvideo videobuf2_vmalloc videobuf2_memops videobuf2_v4l2 cros_ec_dev videobuf2_common designware_i2s cros_usbpd_notify chromeos_pstore snd_soc_max98357a snd_soc_adau7002 snd_soc_acp_da7219mx98357_mach snd_soc_da7219 acp_audio_dma snd_soc_core snd_compress snd_pcm_dmaengine coreboot_table regmap_i2c

 7018 19:40:17.532173  # [   60.290438] CPU: 1 PID: 2446 Comm: cat Tainted: G      D W         5.10.206-cip41 #1

 7019 19:40:17.538318  # [   60.320613] Hardware name: Google Grunt/Grunt, BIOS  09/05/2019

 7020 19:40:17.541706  # [   60.348971] RIP: 0010:refcount_warn_saturate+0x97/0x110

 7021 19:40:17.561357  # [   60.376670] Code: 02 01 e8 e6 ef c5 00 0f 0b e9 f5 c3 04 01 80 3d f4 f9 16 02 00 75 a8 48 c7 c7 48 d9 0d 9b c6 05 e4 f9 16 02 01 e8 c3 ef c5 00 <0f> 0b e9 d2 c3 04 01 80 3d ce f9 16 02 00 75 85 48 c7 c7 a0 d9 0d

 7022 19:40:17.568139  # [   60.417844] RSP: 0018:ffffa70704607e38 EFLAGS: 00010282

 7023 19:40:17.574730  # [   60.445532] RAX: 0000<6>[   60.864686] lkdtm: Performing direct entry REFCOUNT_ADD_NOT_ZERO_SATURATED

 7024 19:40:17.581568  000000000000 RBX: 00000000c0000000 RCX: 0000000000000000

 7025 19:40:17.587472  # [   60.475177] RDX: ffffa2b66ad2c620 RSI: ffffa2b66ad1bf50 RDI: ffffa2b66ad1bf50

 7026 19:40:17.594289  # [   60.483266] RBP: ffffffff9b182a28 R08: 0000000000000000 R09: 0000000000000000

 7027 19:40:17.604125  # [   60.490739] R10: 00000000<6>[   60.873830] lkdtm: attempting bad refcount_add_not_zero() from saturated

 7028 19:40:17.610626  ffffe000 R11: 3fffffffffffffff R12: 0000000000000020

 7029 19:40:17.617291  # [   60.498180] R13: ffffa70704607f10 R14: ffffa70704607f10 R15: ffffa2b64349a000

 7030 19:40:17.623891  # [   60.505601] FS:  00007f00e4a25580(0000) GS:ffffa2b66ad00000(0000) knlGS:0000000000000000

 7031 19:40:17.633960  # [   60.513975] CS:  0<4>[   60.902982] ------------[ cut here ]------------

 7032 19:40:17.637014  010 DS: 0000 ES: 0000 CR0: 0000000080050033

 7033 19:40:17.643805  # [   60.520010] CR2: 00007f00e47f1000 CR3: 0000000102992000 CR4: 00000000001506e0

 7034 19:40:17.647206  # [   60.527421] Call Trace:

 7035 19:40:17.650603  # [   60.530168]  ? __warn+0x80/0x110

 7036 19:40:17.653935  # [   60.533679]  ? refcount_warn_saturate+0x97/0x110

 7037 19:40:17.660192  # [<4>[   60.930072] refcount_t: saturated; leaking memory.

 7038 19:40:17.663458     60.538614]  ? report_bug+0x9e/0xc0

 7039 19:40:17.666906  # [   60.542391]  ? handle_bug+0x41/0x90

 7040 19:40:17.670229  # [   60.546172]  ? exc_invalid_op+0x14/0x70

 7041 19:40:17.673466  # [   60.550294]  ? asm_exc_invalid_op+0x12/0x20

 7042 19:40:17.680150  # [   60.554770]  ? refcount_warn_saturate+0x97/0x110

 7043 19:40:17.689797  # [   60.559676]  ? refc<4>[   60.957328] WARNING: CPU: 1 PID: 2479 at lib/refcount.c:19 refcount_warn_saturate+0x97/0x110

 7044 19:40:17.693067  ount_warn_saturate+0x97/0x110

 7045 19:40:17.699509  # [   60.564609]  __refcount_add_not_zero.constprop.0+0x2a/0x35

 7046 19:40:17.702902  # [   60.570383]  lkdtm_REFCOUNT_INC_NOT_ZERO_SATURATED+0x3e/0x76

 7047 19:40:17.709473  # [   60.576362]  direct_entry.cold+0x2c/0x38

 7048 19:40:17.712600  # [   60.580584]  full_proxy_write+0x56/0x80

 7049 19:40:17.752423  <4>[   60.988253] Modules linked in: fuse ip_tables cros_ec_lightbar cros_ec_sysfs cros_ec_debugfs cros_usbpd_logger cros_ec_chardev cros_usbpd_charger gsmi uvcvideo videobuf2_vmalloc videobuf2_memops videobuf2_v4l2 cros_ec_dev videobuf2_common designware_i2s cros_usbpd_notify chromeos_pstore snd_soc_max98357a snd_soc_adau7002 snd_soc_acp_da7219mx98357_mach snd_soc_da7219 acp_audio_dma snd_soc_core snd_compress snd_pcm_dmaengine coreboot_table regmap_i2c

 7050 19:40:17.755297  # [   60.584743]  vfs_write+0xea/0x3b0

 7051 19:40:17.758837  # [   60.588346]  ksys_write+0x68/0xf0

 7052 19:40:17.762245  # [   60.591976]  do_syscall_64+0x33/0x40

 7053 19:40:17.768972  # [   60.595828]  entry_SYSCALL_64_after_hwframe+0x62/0xc7

 7054 19:40:17.772361  # [   60.601177] RIP: 0033:0x7f00e48fd473

 7055 19:40:17.781918  # [   60.605026] Code: 8b 15 2<4>[   61.050232] CPU: 1 PID: 2479 Comm: cat Tainted: G      D W         5.10.206-cip41 #1

 7056 19:40:17.798107  1 2a 0e 00 f7 d8 64 89 02 48 c7 c0 ff ff ff ff eb b7 0f 1f 00 64 8b 04 25 18 00 00 00 85 c0 75 14 b8 01 00 00 00 0f 05 <48> 3d 00 f0 ff ff 77 55 c3 0f 1f 40 00 48 83 ec 28 48 89 54 24 18

 7057 19:40:17.811484  # [   60.624031] RSP: 002b:00007ffe00100f48 EFLAGS: 00000246 ORIG_RA<4>[   61.080504] Hardware name: Google Grunt/Grunt, BIOS  09/05/2019

 7058 19:40:17.811596  X: 0000000000000001

 7059 19:40:17.821486  # [   60.631881] RAX: ffffffffffffffda RBX: 0000000000000020 RCX: 00007f00e48fd473

 7060 19:40:17.828145  # [   60.639277] RDX: 0000000000000020 RSI: 00007f00e47f1000 RDI: 0000000000000001

 7061 19:40:17.837737  # [   60.646668] RBP: 00007f00e47f1000 R08: 00007f00e47f0010 R09: 0<4>[   61.108813] RIP: 0010:refcount_warn_saturate+0x97/0x110

 7062 19:40:17.841119  000000000000000

 7063 19:40:17.847944  # [   60.654058] R10: fffffffffffffbc5 R11: 0000000000000246 R12: 0000000000000001

 7064 19:40:17.854172  # [   60.661467] R13: 0000000000000001 R14: 0000000000020000 R15: 0000000000020000

 7065 19:40:17.857497  # [   60.668882] irq event stamp: 0

 7066 19:40:17.880577  # [   60.672197] hardirqs last  en<4>[   61.136462] Code: 02 01 e8 e6 ef c5 00 0f 0b e9 f5 c3 04 01 80 3d f4 f9 16 02 00 75 a8 48 c7 c7 48 d9 0d 9b c6 05 e4 f9 16 02 01 e8 c3 ef c5 00 <0f> 0b e9 d2 c3 04 01 80 3d ce f9 16 02 00 75 85 48 c7 c7 a0 d9 0d

 7067 19:40:17.883854  abled at (0): [<0000000000000000>] 0x0

 7068 19:40:17.890452  # [   60.678723] hardirqs last disabled at (0): [<ffffffff990fd6cc>] copy_process+0x65c/0x20e0

 7069 19:40:17.900655  # [   60.687156] softirqs last  enabled at (0): [<ffffffff990fd6cc>] copy_process+0x65c/0x20e0

 7070 19:40:17.907442  # [   60.695612] softirq<4>[   61.177599] RSP: 0018:ffffa70704677e38 EFLAGS: 00010282

 7071 19:40:17.910200  s last disabled at (0): [<0000000000000000>] 0x0

 7072 19:40:17.917034  # [   60.702144] ---[ end trace a0626c0c85df465e ]---

 7073 19:40:17.923253  # [   60.707034] lkdtm: Saturation detected: still saturated

 7074 19:40:17.926907  # REFCOUNT_INC_NOT_ZERO_SATURATED: saw 'call trace:': ok

 7075 19:40:17.936932  ok 55 selftests: lkdtm: REFCOUN<4>[   61.205277] RAX: 0000000000000000 RBX: 00000000c0000000 RCX: 0000000000000000

 7076 19:40:17.939714  T_INC_NOT_ZERO_SATURATED.sh

 7077 19:40:17.943033  # selftests: lkdtm: REFCOUNT_ADD_NOT_ZERO_SATURATED.sh

 7078 19:40:17.953236  <4>[   61.234859] RDX: ffffa2b66ad2c620 RSI: ffffa2b66ad1bf50 RDI: ffffa2b66ad1bf50

 7079 19:40:17.959417  <4>[   61.249603] RBP: ffffffff9b182a48 R08: 0000000000000000 R09: 0000000000000000

 7080 19:40:17.966173  <4>[   61.257047] R10: 00000000ffffe000 R11: 3fffffffffffffff R12: 0000000000000020

 7081 19:40:17.972862  <4>[   61.264489] R13: ffffa70704677f10 R14: ffffa70704677f10 R15: ffffa2b642e38000

 7082 19:40:17.982462  <4>[   61.271936] FS:  00007fd031aeb580(0000) GS:ffffa2b66ad00000(0000) knlGS:0000000000000000

 7083 19:40:17.989498  <4>[   61.280338] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033

 7084 19:40:17.996109  <4>[   61.286430] CR2: 00007fd0318b9000 CR3: 0000000105c30000 CR4: 00000000001506e0

 7085 19:40:17.999506  <4>[   61.293895] Call Trace:

 7086 19:40:18.002826  <4>[   61.296697]  ? __warn+0x80/0x110

 7087 19:40:18.005938  <4>[   61.300299]  ? refcount_warn_saturate+0x97/0x110

 7088 19:40:18.012772  <4>[   61.305284]  ? report_bug+0x9e/0xc0

 7089 19:40:18.016156  <4>[   61.309135]  ? handle_bug+0x41/0x90

 7090 19:40:18.018793  <4>[   61.313036]  ? exc_invalid_op+0x14/0x70

 7091 19:40:18.022192  <4>[   61.317284]  ? asm_exc_invalid_op+0x12/0x20

 7092 19:40:18.028814  <4>[   61.321882]  ? refcount_warn_saturate+0x97/0x110

 7093 19:40:18.032388  <4>[   61.326842]  ? refcount_warn_saturate+0x97/0x110

 7094 19:40:18.039017  <4>[   61.331812]  __refcount_add_not_zero.constprop.0+0x2a/0x35

 7095 19:40:18.045798  <4>[   61.337600]  lkdtm_REFCOUNT_ADD_NOT_ZERO_SATURATED+0x3e/0x76

 7096 19:40:18.049031  <4>[   61.343640]  direct_entry.cold+0x2c/0x38

 7097 19:40:18.055248  <4>[   61.347839]  full_proxy_write+0x56/0x80

 7098 19:40:18.058653  <4>[   61.351951]  vfs_write+0xea/0x3b0

 7099 19:40:18.061910  <4>[   61.355550]  ksys_write+0x68/0xf0

 7100 19:40:18.065373  <4>[   61.359132]  do_syscall_64+0x33/0x40

 7101 19:40:18.072079  <4>[   61.362973]  entry_SYSCALL_64_after_hwframe+0x62/0xc7

 7102 19:40:18.075471  <4>[   61.368304] RIP: 0033:0x7fd0319c5473

 7103 19:40:18.091946  <4>[   61.372142] Code: 8b 15 21 2a 0e 00 f7 d8 64 89 02 48 c7 c0 ff ff ff ff eb b7 0f 1f 00 64 8b 04 25 18 00 00 00 85 c0 75 14 b8 01 00 00 00 0f 05 <48> 3d 00 f0 ff ff 77 55 c3 0f 1f 40 00 48 83 ec 28 48 89 54 24 18

 7104 19:40:18.101889  <4>[   61.391146] RSP: 002b:00007fff1d87bf38 EFLAGS: 00000246 ORIG_RAX: 0000000000000001

 7105 19:40:18.108165  <4>[   61.399006] RAX: ffffffffffffffda RBX: 0000000000000020 RCX: 00007fd0319c5473

 7106 19:40:18.115122  <4>[   61.406404] RDX: 0000000000000020 RSI: 00007fd0318b9000 RDI: 0000000000000001

 7107 19:40:18.125189  <4>[   61.413804] RBP: 00007fd0318b9000 R08: 00007fd0318b8010 R09: 0000000000000000

 7108 19:40:18.131230  <4>[   61.421194] R10: fffffffffffffbc5 R11: 0000000000000246 R12: 0000000000000001

 7109 19:40:18.138035  <4>[   61.428585] R13: 0000000000000001 R14: 0000000000020000 R15: 0000000000020000

 7110 19:40:18.141441  <4>[   61.435991] irq event stamp: 0

 7111 19:40:18.148205  <4>[   61.439308] hardirqs last  enabled at (0): [<0000000000000000>] 0x0

 7112 19:40:18.157728  <4>[   61.445835] hardirqs last disabled at (0): [<ffffffff990fd6cc>] copy_process+0x65c/0x20e0

 7113 19:40:18.164506  <4>[   61.454267] softirqs last  enabled at (0): [<ffffffff990fd6cc>] copy_process+0x65c/0x20e0

 7114 19:40:18.171185  <4>[   61.462709] softirqs last disabled at (0): [<0000000000000000>] 0x0

 7115 19:40:18.178131  <4>[   61.469233] ---[ end trace a0626c0c85df465f ]---

 7116 19:40:18.181213  <6>[   61.474111] lkdtm: Saturation detected: still saturated

 7117 19:40:18.222744  # [   60.864686] lkdtm: Performing direct entry REFCOUNT_ADD_NOT_ZERO_SATURATED

 7118 19:40:18.229378  # [   60.873830] lkdtm: attempting bad refcount_add_not_zero() from saturated

 7119 19:40:18.232664  # [   60.902982] ------------[ cut here ]------------

 7120 19:40:18.239168  # [   60.930072] refcount_t: saturated; leaking memory.

 7121 19:40:18.245289  # [   60.957328] WARNING: CPU: 1 PID: 2479 at lib/refcount.c:19 refcount_warn_saturate+0x97/0x110

 7122 19:40:18.285029  # [   60.988253] Modules linked in: fuse ip_tables cros_ec_lightbar cros_ec_sysfs cros_ec_debugfs cros_usbpd_logger cros_ec_chardev cros_usbpd_charger gsmi uvcvideo videobuf2_vmalloc videobuf2_memops videobuf2_v4l2 cros_ec_dev videobuf2_common designware_i2s cros_usbpd_notify chromeos_pstore snd_soc_max98357a snd_soc_adau7002 snd_soc_acp_da7219mx98357_mach snd_soc_da7219 acp_audio_dma snd_soc_core snd_compress snd_pcm_dmaengine coreboot_table regmap_i2c

 7123 19:40:18.295074  # [   61.050232] CPU: 1 PID: 2479 Comm: cat Tainted: G      D W         5.10.206-cip41 #1

 7124 19:40:18.301825  # [   61.080504] Hardware name: Google Grunt/Grunt, BIOS  09/05/2019

 7125 19:40:18.305167  # [   61.108813] RIP: 0010:refcount_warn_saturate+0x97/0x110

 7126 19:40:18.325013  # [   61.136462] Code: 02 01 e8 e6 ef c5 00 0f 0b e9 f5 c3 04 01 80 3d f4 f9 16 02 00 75 a8 48 c7 c7 48 d9 0d 9b c6 05 e4 f9 16 02 01 e8 c3 ef c5 00 <0f> 0b e9 d2 c3 04 01 80 3d ce f9 16 02 00 75 85 48 c7 c7 a0 d9 0d

 7127 19:40:18.330933  # [   61.177599] RSP: 0018:ffffa70704677e38 EFLAGS: 00010282

 7128 19:40:18.337712  # [   61.205277] RAX: 0000000000000000 RBX: 00000000c0000000 RCX: 0000000000000000

 7129 19:40:18.344529  # [   61.234859] RDX: ffffa2b66ad2c620 RSI: ffffa2b66ad1bf50 RDI: ffffa2b66ad1bf50

 7130 19:40:18.357491  # [   61.249603] RBP: ffffffff9b182a48 R08: 0000000000000000 R09: 0000000000000<6>[   61.646521] lkdtm: Performing direct entry REFCOUNT_DEC_AND_TEST_SATURATED

 7131 19:40:18.357590  000

 7132 19:40:18.367370  # [   61.257047] R10: 00000000ffffe000 R11: 3fffffffffffffff R12: 0000000000000020

 7133 19:40:18.374037  # [   61.264489] R13: ffffa70704677f10 R14: ffffa70704677f10 R15: ffffa2b642e38000

 7134 19:40:18.387337  # [   61.271936] FS:  00007fd031aeb580(0000) GS:ffffa2b66ad00000(0000) knlGS:000000<6>[   61.656203] lkdtm: attempting bad refcount_dec_and_test() from saturated

 7135 19:40:18.387440  0000000000

 7136 19:40:18.393991  # [   61.280338] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033

 7137 19:40:18.400685  # [   61.286430] CR2: 00007fd0318b9000 CR3: 0000000105c30000 CR4: 00000000001506e0

 7138 19:40:18.403962  # [   61.293895] Call Trace:

 7139 19:40:18.407376  # [   61.296697]  ? __warn+0x80/0x110

 7140 19:40:18.414164  # [   61.300299]  ? ref<4>[   61.685300] ------------[ cut here ]------------

 7141 19:40:18.416866  count_warn_saturate+0x97/0x110

 7142 19:40:18.420223  # [   61.305284]  ? report_bug+0x9e/0xc0

 7143 19:40:18.423536  # [   61.309135]  ? handle_bug+0x41/0x90

 7144 19:40:18.426941  # [   61.313036]  ? exc_invalid_op+0x14/0x70

 7145 19:40:18.433388  # [   61.317284]  ? asm_exc_invalid_op+0x12/0x20

 7146 19:40:18.440524  # [   61.321882]  ? refcount_warn_saturate+0<4>[   61.712377] refcount_t: underflow; use-after-free.

 7147 19:40:18.443237  x97/0x110

 7148 19:40:18.446705  # [   61.326842]  ? refcount_warn_saturate+0x97/0x110

 7149 19:40:18.453331  # [   61.331812]  __refcount_add_not_zero.constprop.0+0x2a/0x35

 7150 19:40:18.459779  # [   61.337600]  lkdtm_REFCOUNT_ADD_NOT_ZERO_SATURATED+0x3e/0x76

 7151 19:40:18.463572  # [   61.343640]  direct_entry.cold+0x2c/0x38

 7152 19:40:18.473266  # [   61.34<4>[   61.739645] WARNING: CPU: 1 PID: 2515 at lib/refcount.c:28 refcount_warn_saturate+0xba/0x110

 7153 19:40:18.476666  7839]  full_proxy_write+0x56/0x80

 7154 19:40:18.479534  # [   61.351951]  vfs_write+0xea/0x3b0

 7155 19:40:18.483245  # [   61.355550]  ksys_write+0x68/0xf0

 7156 19:40:18.486006  # [   61.359132]  do_syscall_64+0x33/0x40

 7157 19:40:18.492737  # [   61.362973]  entry_SYSCALL_64_after_hwframe+0x62/0xc7

 7158 19:40:18.535701  # [   61.368304] RIP: 0033:0x7fd0319c5<4>[   61.770665] Modules linked in: fuse ip_tables cros_ec_lightbar cros_ec_sysfs cros_ec_debugfs cros_usbpd_logger cros_ec_chardev cros_usbpd_charger gsmi uvcvideo videobuf2_vmalloc videobuf2_memops videobuf2_v4l2 cros_ec_dev videobuf2_common designware_i2s cros_usbpd_notify chromeos_pstore snd_soc_max98357a snd_soc_adau7002 snd_soc_acp_da7219mx98357_mach snd_soc_da7219 acp_audio_dma snd_soc_core snd_compress snd_pcm_dmaengine coreboot_table regmap_i2c

 7159 19:40:18.535804  473

 7160 19:40:18.555530  # [   61.372142] Code: 8b 15 21 2a 0e 00 f7 d8 64 89 02 48 c7 c0 ff ff ff ff eb b7 0f 1f 00 64 8b 04 25 18 00 00 00 85 c0 75 14 b8 01 00 00 00 0f 05 <48> 3d 00 f0 ff ff 77 55 c3 0f 1f 40 00 48 83 ec 28 48 89 54 24 18

 7161 19:40:18.565498  # [   61.391146] RSP: 002b:00007f<4>[   61.832661] CPU: 1 PID: 2515 Comm: cat Tainted: G      D W         5.10.206-cip41 #1

 7162 19:40:18.568795  ff1d87bf38 EFLAGS: 00000246 ORIG_RAX: 0000000000000001

 7163 19:40:18.578722  # [   61.399006] RAX: ffffffffffffffda RBX: 0000000000000020 RCX: 00007fd0319c5473

 7164 19:40:18.585265  # [   61.406404] RDX: 0000000000000020 RSI: 00007fd0318b9000 RDI: 0000000000000001

 7165 19:40:18.591897  # [   61.413804] RBP: 00007fd031<4>[   61.862794] Hardware name: Google Grunt/Grunt, BIOS  09/05/2019

 7166 19:40:18.598818  8b9000 R08: 00007fd0318b8010 R09: 0000000000000000

 7167 19:40:18.605255  # [   61.421194] R10: fffffffffffffbc5 R11: 0000000000000246 R12: 0000000000000001

 7168 19:40:18.612017  # [   61.428585] R13: 0000000000000001 R14: 0000000000020000 R15: 0000000000020000

 7169 19:40:18.615426  # [   61.435991] irq event stamp: 0

 7170 19:40:18.621523  <4>[   61.891234] RIP: 0010:refcount_warn_saturate+0xba/0x110

 7171 19:40:18.621609  

 7172 19:40:18.628194  # [   61.439308] hardirqs last  enabled at (0): [<0000000000000000>] 0x0

 7173 19:40:18.634966  # [   61.445835] hardirqs last disabled at (0): [<ffffffff990fd6cc>] copy_process+0x65c/0x20e0

 7174 19:40:18.661632  # [   61.454267] softirqs last  enabled at (0): [<ffffffff990fd6cc>] copy_process+0x6<4>[   61.918867] Code: 02 01 e8 c3 ef c5 00 0f 0b e9 d2 c3 04 01 80 3d ce f9 16 02 00 75 85 48 c7 c7 a0 d9 0d 9b c6 05 be f9 16 02 01 e8 a0 ef c5 00 <0f> 0b e9 af c3 04 01 80 3d a9 f9 16 02 00 0f 85 5e ff ff ff 48 c7

 7175 19:40:18.664991  5c/0x20e0

 7176 19:40:18.668084  # [   61.462709] softirqs last disabled at (0): [<0000000000000000>] 0x0

 7177 19:40:18.674822  # [   61.469233] ---[ end trace a0626c0c85df465f ]---

 7178 19:40:18.681469  # [   61.474111] lkdtm: Saturation detected: still saturated

 7179 19:40:18.690998  # REFCOUNT_ADD_NOT_ZERO_SATURATED: saw 'call trace:': <4>[   61.959962] RSP: 0018:ffffa707046efe40 EFLAGS: 00010286

 7180 19:40:18.691080  ok

 7181 19:40:18.694497  ok 56 selftests: lkdtm: REFCOUNT_ADD_NOT_ZERO_SATURATED.sh

 7182 19:40:18.700594  # selftests: lkdtm: REFCOUNT_DEC_AND_TEST_SATURATED.sh

 7183 19:40:18.707256  <4>[   61.987627] RAX: 0000000000000000 RBX: 000000000000003a RCX: 0000000000000000

 7184 19:40:18.713975  <4>[   62.005398] RDX: ffffa2b66ad2c620 RSI: ffffa2b66ad1bf50 RDI: ffffa2b66ad1bf50

 7185 19:40:18.724160  <4>[   62.012849] RBP: ffffffff9b182a68 R08: 0000000000000000 R09: 0000000000000000

 7186 19:40:18.730298  <4>[   62.020295] R10: 00000000ffffe000 R11: 3fffffffffffffff R12: 0000000000000020

 7187 19:40:18.737353  <4>[   62.027736] R13: ffffa707046eff10 R14: ffffa707046eff10 R15: ffffa2b645c30000

 7188 19:40:18.746751  <4>[   62.035198] FS:  00007f1c6ece2580(0000) GS:ffffa2b66ad00000(0000) knlGS:0000000000000000

 7189 19:40:18.750236  <4>[   62.043609] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033

 7190 19:40:18.760019  <4>[   62.049681] CR2: 00007f1c6eab1000 CR3: 0000000106696000 CR4: 00000000001506e0

 7191 19:40:18.763686  <4>[   62.057178] Call Trace:

 7192 19:40:18.766717  <4>[   62.060005]  ? __warn+0x80/0x110

 7193 19:40:18.769838  <4>[   62.063591]  ? refcount_warn_saturate+0xba/0x110

 7194 19:40:18.773077  <4>[   62.068531]  ? report_bug+0x9e/0xc0

 7195 19:40:18.780203  <4>[   62.072611]  ? handle_bug+0x41/0x90

 7196 19:40:18.783275  <4>[   62.076497]  ? exc_invalid_op+0x14/0x70

 7197 19:40:18.786680  <4>[   62.080674]  ? asm_exc_invalid_op+0x12/0x20

 7198 19:40:18.793353  <4>[   62.085321]  ? refcount_warn_saturate+0xba/0x110

 7199 19:40:18.799796  <4>[   62.090303]  __refcount_sub_and_test.constprop.0+0x3c/0x50

 7200 19:40:18.803139  <4>[   62.096138]  lkdtm_REFCOUNT_DEC_AND_TEST_SATURATED+0x3e/0x76

 7201 19:40:18.809846  <4>[   62.102129]  direct_entry.cold+0x2c/0x38

 7202 19:40:18.813171  <4>[   62.106419]  full_proxy_write+0x56/0x80

 7203 19:40:18.816426  <4>[   62.110555]  vfs_write+0xea/0x3b0

 7204 19:40:18.819821  <4>[   62.114180]  ksys_write+0x68/0xf0

 7205 19:40:18.823116  <4>[   62.117769]  do_syscall_64+0x33/0x40

 7206 19:40:18.829715  <4>[   62.121605]  entry_SYSCALL_64_after_hwframe+0x62/0xc7

 7207 19:40:18.833096  <4>[   62.126918] RIP: 0033:0x7f1c6ebbd473

 7208 19:40:18.852719  <4>[   62.130756] Code: 8b 15 21 2a 0e 00 f7 d8 64 89 02 48 c7 c0 ff ff ff ff eb b7 0f 1f 00 64 8b 04 25 18 00 00 00 85 c0 75 14 b8 01 00 00 00 0f 05 <48> 3d 00 f0 ff ff 77 55 c3 0f 1f 40 00 48 83 ec 28 48 89 54 24 18

 7209 19:40:18.859424  <4>[   62.149785] RSP: 002b:00007ffe06891c78 EFLAGS: 00000246 ORIG_RAX: 0000000000000001

 7210 19:40:18.866084  <4>[   62.157618] RAX: ffffffffffffffda RBX: 0000000000000020 RCX: 00007f1c6ebbd473

 7211 19:40:18.875665  <4>[   62.165009] RDX: 0000000000000020 RSI: 00007f1c6eab1000 RDI: 0000000000000001

 7212 19:40:18.882742  <4>[   62.172416] RBP: 00007f1c6eab1000 R08: 00007f1c6eab0010 R09: 0000000000000000

 7213 19:40:18.888876  <4>[   62.179806] R10: fffffffffffffbc5 R11: 0000000000000246 R12: 0000000000000001

 7214 19:40:18.896122  <4>[   62.187205] R13: 0000000000000001 R14: 0000000000020000 R15: 0000000000020000

 7215 19:40:18.899366  <4>[   62.194602] irq event stamp: 0

 7216 19:40:18.905775  <4>[   62.197923] hardirqs last  enabled at (0): [<0000000000000000>] 0x0

 7217 19:40:18.915894  <4>[   62.204475] hardirqs last disabled at (0): [<ffffffff990fd6cc>] copy_process+0x65c/0x20e0

 7218 19:40:18.922089  <4>[   62.212923] softirqs last  enabled at (0): [<ffffffff990fd6cc>] copy_process+0x65c/0x20e0

 7219 19:40:18.928720  <4>[   62.221368] softirqs last disabled at (0): [<0000000000000000>] 0x0

 7220 19:40:18.935278  <4>[   62.227892] ---[ end trace a0626c0c85df4660 ]---

 7221 19:40:18.938753  <6>[   62.232779] lkdtm: Saturation detected: still saturated

 7222 19:40:18.984765  # [   61.646521] lkdtm: Performing direct entry REFCOUNT_DEC_AND_TEST_SATURATED

 7223 19:40:18.991054  # [   61.656203] lkdtm: attempting bad refcount_dec_and_test() from saturated

 7224 19:40:18.994718  # [   61.685300] ------------[ cut here ]------------

 7225 19:40:19.001259  # [   61.712377] refcount_t: underflow; use-after-free.

 7226 19:40:19.007763  # [   61.739645] WARNING: CPU: 1 PID: 2515 at lib/refcount.c:28 refcount_warn_saturate+0xba/0x110

 7227 19:40:19.047354  # [   61.770665] Modules linked in: fuse ip_tables cros_ec_lightbar cros_ec_sysfs cros_ec_debugfs cros_usbpd_logger cros_ec_chardev cros_usbpd_charger gsmi uvcvideo videobuf2_vmalloc videobuf2_memops videobuf2_v4l2 cros_ec_dev videobuf2_common designware_i2s cros_usbpd_notify chromeos_pstore snd_soc_max98357a snd_soc_adau7002 snd_soc_acp_da7219mx98357_mach snd_soc_da7219 acp_audio_dma snd_soc_core snd_compress snd_pcm_dmaengine coreboot_table regmap_i2c

 7228 19:40:19.057459  # [   61.832661] CPU: 1 PID: 2515 Comm: cat Tainted: G      D W         5.10.206-cip41 #1

 7229 19:40:19.063993  # [   61.862794] Hardware name: Google Grunt/Grunt, BIOS  09/05/2019

 7230 19:40:19.067203  # [   61.891234] RIP: 0010:refcount_warn_saturate+0xba/0x110

 7231 19:40:19.086541  # [   61.918867] Code: 02 01 e8 c3 ef c5 00 0f 0b e9 d2 c3 04 01 80 3d ce f9 16 02 00 75 85 48 c7 c7 a0 d9 0d 9b c6 05 be f9 16 02 01 e8 a0 ef c5 00 <0f> 0b e9 af c3 04 01 80 3d a9 f9 16 02 00 0f 85 5e ff ff ff 48 c7

 7232 19:40:19.093490  # [   61.959962] RSP: 0018:ffffa707046efe40 EFLAGS: 00010286

 7233 19:40:19.099917  # [   61.987627] RAX: 0000000000000000 RBX: 000000000000003a RCX: 0000000000000000

 7234 19:40:19.106454  # [   62.005398] RDX: ffffa2b66ad2c620 RSI: ffffa2b66ad1bf50 RDI: ffffa2b66ad1bf50

 7235 19:40:19.113612  # [   62.012849] RBP: ffffffff9b182a68 R08: 0000000000000000 R09: 0000000000000000

 7236 19:40:19.123118  # [   62.020295] R10: 00000000<6>[   62.396020] lkdtm: Performing direct entry REFCOUNT_SUB_AND_TEST_SATURATED

 7237 19:40:19.129880  ffffe000 R11: 3fffffffffffffff R12: 0000000000000020

 7238 19:40:19.136559  # [   62.027736] R13: ffffa707046eff10 R14: ffffa707046eff10 R15: ffffa2b645c30000

 7239 19:40:19.143229  # [   62.035198] FS:  00007f1c6ece2580(0000) GS:ffffa2b66ad00000(0000) knlGS:0000000000000000

 7240 19:40:19.152965  # [   62.043609] CS:  0<6>[   62.421317] lkdtm: attempting bad refcount_sub_and_test() from saturated

 7241 19:40:19.156159  010 DS: 0000 ES: 0000 CR0: 0000000080050033

 7242 19:40:19.162792  # [   62.049681] CR2: 00007f1c6eab1000 CR3: 0000000106696000 CR4: 00000000001506e0

 7243 19:40:19.166065  # [   62.057178] Call Trace:

 7244 19:40:19.169474  # [   62.060005]  ? __warn+0x80/0x110

 7245 19:40:19.175582  # [   62.063591]  ? refcount_warn_saturate+0xba/0x110

 7246 19:40:19.178916  # [<4>[   62.450535] ------------[ cut here ]------------

 7247 19:40:19.182171     62.068531]  ? report_bug+0x9e/0xc0

 7248 19:40:19.185511  # [   62.072611]  ? handle_bug+0x41/0x90

 7249 19:40:19.192117  # [   62.076497]  ? exc_invalid_op+0x14/0x70

 7250 19:40:19.195303  # [   62.080674]  ? asm_exc_invalid_op+0x12/0x20

 7251 19:40:19.199184  # [   62.085321]  ? refcount_warn_saturate+0xba/0x110

 7252 19:40:19.205169  # [   62.090303]  __refc<4>[   62.477573] refcount_t: underflow; use-after-free.

 7253 19:40:19.212215  ount_sub_and_test.constprop.0+0x3c/0x50

 7254 19:40:19.215180  # [   62.096138]  lkdtm_REFCOUNT_DEC_AND_TEST_SATURATED+0x3e/0x76

 7255 19:40:19.222197  # [   62.102129]  direct_entry.cold+0x2c/0x38

 7256 19:40:19.225762  # [   62.106419]  full_proxy_write+0x56/0x80

 7257 19:40:19.228594  # [   62.110555]  vfs_write+0xea/0x3b0

 7258 19:40:19.238462  # [   62.114180<4>[   62.504855] WARNING: CPU: 0 PID: 2551 at lib/refcount.c:28 refcount_warn_saturate+0xba/0x110

 7259 19:40:19.238567  ]  ksys_write+0x68/0xf0

 7260 19:40:19.244982  # [   62.117769]  do_syscall_64+0x33/0x40

 7261 19:40:19.248509  # [   62.121605]  entry_SYSCALL_64_after_hwframe+0x62/0xc7

 7262 19:40:19.251862  # [   62.126918] RIP: 0033:0x7f1c6ebbd473

 7263 19:40:19.301178  # [   62.130756] Code: 8b 15 21 2a 0e 00 f7 d8 64 89 02 48 c7 c0 ff ff ff ff eb b7 0f<4>[   62.535685] Modules linked in: fuse ip_tables cros_ec_lightbar cros_ec_sysfs cros_ec_debugfs cros_usbpd_logger cros_ec_chardev cros_usbpd_charger gsmi uvcvideo videobuf2_vmalloc videobuf2_memops videobuf2_v4l2 cros_ec_dev videobuf2_common designware_i2s cros_usbpd_notify chromeos_pstore snd_soc_max98357a snd_soc_adau7002 snd_soc_acp_da7219mx98357_mach snd_soc_da7219 acp_audio_dma snd_soc_core snd_compress snd_pcm_dmaengine coreboot_table regmap_i2c

 7264 19:40:19.311150   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

 7265 19:40:19.317914  # [   62.149785] RSP: 002b:00007ffe06891c78 EFLAGS: 00000246 ORIG_RAX: 0000000000000001

 7266 19:40:19.330949  # [   62.157618] RAX: ffffffffffff<4>[   62.597798] CPU: 0 PID: 2551 Comm: cat Tainted: G      D W         5.10.206-cip41 #1

 7267 19:40:19.334025  ffda RBX: 0000000000000020 RCX: 00007f1c6ebbd473

 7268 19:40:19.340841  # [   62.165009] RDX: 0000000000000020 RSI: 00007f1c6eab1000 RDI: 0000000000000001

 7269 19:40:19.350542  # [   62.172416] RBP: 00007f1c6eab1000 R08: 00007f1c6eab0010 R09: 0000000000000000

 7270 19:40:19.356893  # [   62.179806] R10: fffffffffffffbc5<4>[   62.627991] Hardware name: Google Grunt/Grunt, BIOS  09/05/2019

 7271 19:40:19.363388   R11: 0000000000000246 R12: 0000000000000001

 7272 19:40:19.370415  # [   62.187205] R13: 0000000000000001 R14: 0000000000020000 R15: 0000000000020000

 7273 19:40:19.373407  # [   62.194602] irq event stamp: 0

 7274 19:40:19.380081  # [   62.197923] hardirqs last  enabled at (0): [<0000000000000000>] 0x0

 7275 19:40:19.386892  # [   62.204475<4>[   62.656350] RIP: 0010:refcount_warn_saturate+0xba/0x110

 7276 19:40:19.393666  ] hardirqs last disabled at (0): [<ffffffff990fd6cc>] copy_process+0x65c/0x20e0

 7277 19:40:19.400187  # [   62.212923] softirqs last  enabled at (0): [<ffffffff990fd6cc>] copy_process+0x65c/0x20e0

 7278 19:40:19.406906  # [   62.221368] softirqs last disabled at (0): [<0000000000000000>] 0x0

 7279 19:40:19.426111  # [  <4>[   62.684030] Code: 02 01 e8 c3 ef c5 00 0f 0b e9 d2 c3 04 01 80 3d ce f9 16 02 00 75 85 48 c7 c7 a0 d9 0d 9b c6 05 be f9 16 02 01 e8 a0 ef c5 00 <0f> 0b e9 af c3 04 01 80 3d a9 f9 16 02 00 0f 85 5e ff ff ff 48 c7

 7280 19:40:19.433106   62.227892] ---[ end trace a0626c0c85df4660 ]---

 7281 19:40:19.436401  # [   62.232779] lkdtm: Saturation detected: still saturated

 7282 19:40:19.443119  # REFCOUNT_DEC_AND_TEST_SATURATED: saw 'Saturation detected: still saturated': ok

 7283 19:40:19.449600  ok 57 selftests: lkdtm: REFCOUNT_DEC_AND_TEST_SATURATED.sh

 7284 19:40:19.456077  #<4>[   62.725213] RSP: 0018:ffffa7070476fe40 EFLAGS: 00010286

 7285 19:40:19.459441   selftests: lkdtm: REFCOUNT_SUB_AND_TEST_SATURATED.sh

 7286 19:40:19.465860  <4>[   62.752825] RAX: 0000000000000000 RBX: 000000000000003b RCX: 0000000000000000

 7287 19:40:19.475748  <4>[   62.764967] RDX: ffffa2b66ac2c620 RSI: ffffa2b66ac1bf50 RDI: ffffa2b66ac1bf50

 7288 19:40:19.482532  <4>[   62.772362] RBP: ffffffff9b182a88 R08: 0000000000000000 R09: 0000000000000000

 7289 19:40:19.489391  <4>[   62.779751] R10: 00000000ffffe000 R11: 3fffffffffffffff R12: 0000000000000020

 7290 19:40:19.495469  <4>[   62.787174] R13: ffffa7070476ff10 R14: ffffa7070476ff10 R15: ffffa2b642f56000

 7291 19:40:19.505420  <4>[   62.794603] FS:  00007fb2e2afd580(0000) GS:ffffa2b66ac00000(0000) knlGS:0000000000000000

 7292 19:40:19.511892  <4>[   62.802950] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033

 7293 19:40:19.518355  <4>[   62.808953] CR2: 00007fb2e28c9000 CR3: 0000000105274000 CR4: 00000000001506f0

 7294 19:40:19.521739  <4>[   62.816341] Call Trace:

 7295 19:40:19.525744  <4>[   62.819063]  ? __warn+0x80/0x110

 7296 19:40:19.529084  <4>[   62.822555]  ? refcount_warn_saturate+0xba/0x110

 7297 19:40:19.531743  <4>[   62.827438]  ? report_bug+0x9e/0xc0

 7298 19:40:19.538531  <4>[   62.831194]  ? handle_bug+0x41/0x90

 7299 19:40:19.542068  <4>[   62.834947]  ? exc_invalid_op+0x14/0x70

 7300 19:40:19.545420  <4>[   62.839049]  ? asm_exc_invalid_op+0x12/0x20

 7301 19:40:19.551894  <4>[   62.843499]  ? refcount_warn_saturate+0xba/0x110

 7302 19:40:19.555086  <4>[   62.848382]  __refcount_sub_and_test.constprop.0+0x3c/0x50

 7303 19:40:19.562350  <4>[   62.854129]  lkdtm_REFCOUNT_SUB_AND_TEST_SATURATED+0x3e/0x76

 7304 19:40:19.564972  <4>[   62.860048]  direct_entry.cold+0x2c/0x38

 7305 19:40:19.572089  <4>[   62.864255]  full_proxy_write+0x56/0x80

 7306 19:40:19.575366  <4>[   62.868358]  vfs_write+0xea/0x3b0

 7307 19:40:19.578700  <4>[   62.871937]  ksys_write+0x68/0xf0

 7308 19:40:19.581995  <4>[   62.875517]  do_syscall_64+0x33/0x40

 7309 19:40:19.585247  <4>[   62.879356]  entry_SYSCALL_64_after_hwframe+0x62/0xc7

 7310 19:40:19.592108  <4>[   62.884689] RIP: 0033:0x7fb2e29d5473

 7311 19:40:19.608692  <4>[   62.888527] Code: 8b 15 21 2a 0e 00 f7 d8 64 89 02 48 c7 c0 ff ff ff ff eb b7 0f 1f 00 64 8b 04 25 18 00 00 00 85 c0 75 14 b8 01 00 00 00 0f 05 <48> 3d 00 f0 ff ff 77 55 c3 0f 1f 40 00 48 83 ec 28 48 89 54 24 18

 7312 19:40:19.618606  <4>[   62.907531] RSP: 002b:00007ffc99e2aad8 EFLAGS: 00000246 ORIG_RAX: 0000000000000001

 7313 19:40:19.625045  <4>[   62.915373] RAX: ffffffffffffffda RBX: 0000000000000020 RCX: 00007fb2e29d5473

 7314 19:40:19.631752  <4>[   62.922764] RDX: 0000000000000020 RSI: 00007fb2e28c9000 RDI: 0000000000000001

 7315 19:40:19.637888  <4>[   62.930155] RBP: 00007fb2e28c9000 R08: 00007fb2e28c8010 R09: 0000000000000000

 7316 19:40:19.647941  <4>[   62.937592] R10: fffffffffffffbc5 R11: 0000000000000246 R12: 0000000000000001

 7317 19:40:19.655021  <4>[   62.945003] R13: 0000000000000001 R14: 0000000000020000 R15: 0000000000020000

 7318 19:40:19.658161  <4>[   62.952403] irq event stamp: 0

 7319 19:40:19.664961  <4>[   62.955768] hardirqs last  enabled at (0): [<0000000000000000>] 0x0

 7320 19:40:19.671337  <4>[   62.962298] hardirqs last disabled at (0): [<ffffffff990fd6cc>] copy_process+0x65c/0x20e0

 7321 19:40:19.681077  <4>[   62.970730] softirqs last  enabled at (0): [<ffffffff990fd6cc>] copy_process+0x65c/0x20e0

 7322 19:40:19.687817  <4>[   62.979164] softirqs last disabled at (0): [<0000000000000000>] 0x0

 7323 19:40:19.691203  <4>[   62.985687] ---[ end trace a0626c0c85df4661 ]---

 7324 19:40:19.697937  <6>[   62.990567] lkdtm: Saturation detected: still saturated

 7325 19:40:19.739715  # [   62.396020] lkdtm: Performing direct entry REFCOUNT_SUB_AND_TEST_SATURATED

 7326 19:40:19.746429  # [   62.421317] lkdtm: attempting bad refcount_sub_and_test() from saturated

 7327 19:40:19.749698  # [   62.450535] ------------[ cut here ]------------

 7328 19:40:19.755979  # [   62.477573] refcount_t: underflow; use-after-free.

 7329 19:40:19.763022  # [   62.504855] WARNING: CPU: 0 PID: 2551 at lib/refcount.c:28 refcount_warn_saturate+0xba/0x110

 7330 19:40:19.802283  # [   62.535685] Modules linked in: fuse ip_tables cros_ec_lightbar cros_ec_sysfs cros_ec_debugfs cros_usbpd_logger cros_ec_chardev cros_usbpd_charger gsmi uvcvideo videobuf2_vmalloc videobuf2_memops videobuf2_v4l2 cros_ec_dev videobuf2_common designware_i2s cros_usbpd_notify chromeos_pstore snd_soc_max98357a snd_soc_adau7002 snd_soc_acp_da7219mx98357_mach snd_soc_da7219 acp_audio_dma snd_soc_core snd_compress snd_pcm_dmaengine coreboot_table regmap_i2c

 7331 19:40:19.812177  # [   62.597798] CPU: 0 PID: 2551 Comm: cat Tainted: G      D W         5.10.206-cip41 #1

 7332 19:40:19.818751  # [   62.627991] Hardware name: Google Grunt/Grunt, BIOS  09/05/2019

 7333 19:40:19.821848  # [   62.656350] RIP: 0010:refcount_warn_saturate+0xba/0x110

 7334 19:40:19.842201  # [   62.684030] Code: 02 01 e8 c3 ef c5 00 0f 0b e9 d2 c3 04 01 80 3d ce f9 16 02 00 75 85 48 c7 c7 a0 d9 0d 9b c6 05 be f9 16 02 01 e8 a0 ef c5 00 <0f> 0b e9 af c3 04 01 80 3d a9 f9 16 02 00 0f 85 5e ff ff ff 48 c7

 7335 19:40:19.848739  # [   62.725213] RSP: 0018:ffffa7070476fe40 EFLAGS: 00010286

 7336 19:40:19.855000  # [   62.752825] RAX: 0000000000000000 RBX: 000000000000003b RCX: 0000000000000000

 7337 19:40:19.861514  # [   62.764967] RDX: ffffa2b66ac2c620 RSI: ffffa2b66ac1bf50 RDI: ffffa2b66ac1bf50

 7338 19:40:19.868142  # [   62.772362] RBP: ffffffff9b182a88 R08: 0000000000000000 R09: 0000000000000000

 7339 19:40:19.874981  # [   62.779751] R10: 00000000ffffe000 R11: 3fffffffffffffff R12: 0000000000000020

 7340 19:40:19.884673  # [   62.787174] R13: ffffa7070476ff10 R14: ffffa7070476ff10 R15: ffffa2b642f56000

 7341 19:40:19.891098  # [   62.794603] FS:  00007fb2e2afd580(0000) GS:ffffa2b66ac00000(0000) knlGS:0000000000000000

 7342 19:40:19.897791  # [   62.802950] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033

 7343 19:40:19.904581  # [   62.808953] CR2: 00007fb2e28c9000 CR3: 0000000105274000 CR4: 00000000001506f0

 7344 19:40:19.907898  # [   62.816341] Call Trace:

 7345 19:40:19.911232  # [   62.819063]  ? __warn+0x80/0x110

 7346 19:40:19.914478  # [   62.822555]  ? refcount_warn_saturate+0xba/0x110

 7347 19:40:19.917859  # [   62.827438]  ? report_bug+0x9e/0xc0

 7348 19:40:19.924527  # [   62.831194]  ? handle_bug+0x41/0x90

 7349 19:40:19.927791  # [   62.834947]  ? exc_invalid_op+0x14/0x70

 7350 19:40:19.931092  # [   62.839049]  ? asm_exc_invalid_op+0x12/0x20

 7351 19:40:19.937421  # [   62.843499]  ? refcount_warn_saturate+0xba/0x110

 7352 19:40:19.940654  # [   62.848382]  __refcount_sub_and_test.constprop.0+0x3c/0x50

 7353 19:40:19.947257  # [   62.854129]  lkdtm_REFCOUNT_SUB_AND_TEST_SATURATED+0x3e/0x76

 7354 19:40:19.950482  # [   62.860048]  direct_entry.cold+0x2c/0x38

 7355 19:40:19.953708  # [   62.864255]  full_proxy_write+0x56/0x80

 7356 19:40:19.960742  # [   62.868358]  vfs_write+0xea/0x3b0

 7357 19:40:19.963827  # [   62.871937]  ksys_write+0x68/0xf0

 7358 19:40:19.967513  # [   62.875517]  do_syscall_64+0x33/0x40

 7359 19:40:19.970305  # [   62.879356]  entry_SYSCALL_64_after_hwframe+0x62/0xc7

 7360 19:40:19.973707  # [   62.884689] RIP: 0033:0x7fb2e29d5473

 7361 19:40:19.993521  # [   62.888527] Code: 8b 15 21 2a 0e 00 f7 d8 64 89 02 48 c7 c0 ff ff ff ff eb b7 0f 1f 00 64 8b 04 25 18 00 00 00 85 c0 75 14 b8 01 00 00 00 0f 05 <48> 3d 00 f0 ff ff 77 55 c3 0f 1f 40 00 48 83 ec 28 48 89 54 24 18

 7362 19:40:20.000085  # [   62.907531] RSP: 002b:00007ffc99e2aad8 EFLAGS: 00000246 ORIG_RAX: 0000000000000001

 7363 19:40:20.009961  # [   62.915373] RAX: ffffffffffffffda RBX: 0000000000000020 RCX: 00007fb2e29d5473

 7364 19:40:20.016580  # [   62.922764] RDX: 0000000000000020 RSI: 00007fb2e28c9000 RDI: 0000000000000001

 7365 19:40:20.023213  # [   62.930155] RBP: 00007fb2e28c9000 R08: 00007fb2e28c8010 R09: 0000000000000000

 7366 19:40:20.032980  # [   62.937592] R10: fffffffffffffbc5<6>[   63.303390] lkdtm: Performing direct entry USERCOPY_HEAP_SIZE_TO

 7367 19:40:20.036234   R11: 0000000000000246 R12: 0000000000000001

 7368 19:40:20.043171  # [   62.945003] R13: 0000000000000001 R14: 0000000000020000 R15: 0000000000020000

 7369 19:40:20.046353  # [   62.952403] irq event stamp: 0

 7370 19:40:20.053163  # [   62.955768] hardirqs last  enabled at (0): [<0000000000000000>] 0x0

 7371 19:40:20.063141  # [   62.962298<6>[   63.330905] lkdtm: attempting good copy_to_user of correct size

 7372 19:40:20.069746  ] hardirqs last disabled at (0): [<ffffffff990fd6cc>] copy_process+0x65c/0x20e0

 7373 19:40:20.076161  # [   62.970730] softirqs last  enabled at (0): [<ffffffff990fd6cc>] copy_process+0x65c/0x20e0

 7374 19:40:20.082546  # [   62.979164] softirqs last disabled at (0): [<0000000000000000>] 0x0

 7375 19:40:20.088923  # [  <6>[   63.359324] lkdtm: attempting bad copy_to_user of too large size

 7376 19:40:20.095780   62.985687] ---[ end trace a0626c0c85df4661 ]---

 7377 19:40:20.099038  # [   62.990567] lkdtm: Saturation detected: still saturated

 7378 19:40:20.105547  # REFCOUNT_SUB_AND_TEST_SATURATED: saw 'Saturation detected: still saturated': ok

 7379 19:40:20.112123  ok 58 selftests: lkdtm: REFCOUNT_SUB_AND_TEST_SATURATED.sh

 7380 19:40:20.115641  # selftests: lkdtm: REFCOUNT_TIMING.sh

 7381 19:40:20.118602  # Skipping REFCOUNT_TIMING: timing only

 7382 19:40:20.121952  ok 59 selftests: lkdtm: REFCOUNT_TIMING.sh # SKIP

 7383 19:40:20.125213  # selftests: lkdtm: ATOMIC_TIMING.sh

 7384 19:40:20.128521  # Skipping ATOMIC_TIMING: timing only

 7385 19:40:20.135032  ok 60 selftests: lkdtm: ATOMIC_TIMING.sh # SKIP

 7386 19:40:20.138304  # selftests: lkdtm: USERCOPY_HEAP_SIZE_TO.sh

 7387 19:40:20.144736  # [   63.303390] lkdtm: Performing direct entry USERCOPY_HEAP_SIZE_TO

 7388 19:40:20.151056  # [   63.330905] lkdtm: attempting good copy_to_user of correct size

 7389 19:40:20.157736  # [   63.359324] lkdtm: attempting bad copy_to_user of too large size

 7390 19:40:20.161034  # USERCOPY_HEAP_SIZE_TO: missing 'call trace:': [FAIL]

 7391 19:40:20.167876  not ok 61 selftests: lkdtm: USERCOPY_HEAP_SIZE_TO.sh # exit=1

 7392 19:40:20.171184  # selftests: lkdtm: USERCOPY_HEAP_SIZE_FROM.sh

 7393 19:40:20.240212  <6>[   63.533049] lkdtm: Performing direct entry USERCOPY_HEAP_SIZE_FROM

 7394 19:40:20.246884  <6>[   63.539502] lkdtm: attempting good copy_from_user of correct size

 7395 19:40:20.253400  <6>[   63.545915] lkdtm: attempting bad copy_from_user of too large size

 7396 19:40:20.287002  # [   63.533049] lkdtm: Performing direct entry USERCOPY_HEAP_SIZE_FROM

 7397 19:40:20.293623  # [   63.539502] lkdtm: attempting good copy_from_user of correct size

 7398 19:40:20.300705  # [   63.545915] lkdtm: attempting bad copy_from_user of too large size

 7399 19:40:20.307252  # USERCOPY_HEAP_SIZE_FROM: missing 'call trace:': [FAIL]

 7400 19:40:20.310514  not ok 62 selftests: lkdtm: USERCOPY_HEAP_SIZE_FROM.sh # exit=1

 7401 19:40:20.316947  # selftests: lkdtm: USERCOPY_HEAP_WHITELIST_TO.sh

 7402 19:40:20.400116  <6>[   63.689735] lkdtm: Performing direct entry USERCOPY_HEAP_WHITELIST_TO

 7403 19:40:20.403341  <6>[   63.696457] lkdtm: attempting good copy_to_user inside whitelist

 7404 19:40:20.410335  <6>[   63.702774] lkdtm: attempting bad copy_to_user outside whitelist

 7405 19:40:20.452400  # [   63.689735] lkdtm: Performing direct entry USERCOPY_HEAP_WHITELIST_TO

 7406 19:40:20.459116  # [   63.696457] lkdtm: attempting good copy_to_user inside whitelist

 7407 19:40:20.465701  # [   63.702774] lkdtm: attempting bad copy_to_user outside whitelist

 7408 19:40:20.472270  # USERCOPY_HEAP_WHITELIST_TO: missing 'call trace:': [FAIL]

 7409 19:40:20.478674  not ok 63 selftests: lkdtm: USERCOPY_HEAP_WHITELIST_TO.sh # exit=1

 7410 19:40:20.482160  # selftests: lkdtm: USERCOPY_HEAP_WHITELIST_FROM.sh

 7411 19:40:20.560220  <6>[   63.849421] lkdtm: Performing direct entry USERCOPY_HEAP_WHITELIST_FROM

 7412 19:40:20.566977  <6>[   63.856302] lkdtm: attempting good copy_from_user inside whitelist

 7413 19:40:20.570249  <6>[   63.862788] lkdtm: attempting bad copy_from_user outside whitelist

 7414 19:40:20.607181  # [   63.849421] lkdtm: Performing direct entry USERCOPY_HEAP_WHITELIST_FROM

 7415 19:40:20.610457  # [   63.856302] lkdtm: attempting good copy_from_user inside whitelist

 7416 19:40:20.617006  # [   63.862788] lkdtm: attempting bad copy_from_user outside whitelist

 7417 19:40:20.624000  # USERCOPY_HEAP_WHITELIST_FROM: missing 'call trace:': [FAIL]

 7418 19:40:20.630499  not ok 64 selftests: lkdtm: USERCOPY_HEAP_WHITELIST_FROM.sh # exit=1

 7419 19:40:20.633766  # selftests: lkdtm: USERCOPY_STACK_FRAME_TO.sh

 7420 19:40:20.720053  <6>[   64.012835] lkdtm: Performing direct entry USERCOPY_STACK_FRAME_TO

 7421 19:40:20.726486  <6>[   64.019284] lkdtm: good_stack: ffffa70704ae7e20-ffffa70704ae7e40

 7422 19:40:20.733213  <6>[   64.025614] lkdtm: bad_stack : ffffa70704ae7da8-ffffa70704ae7dc8

 7423 19:40:20.740182  <6>[   64.031891] lkdtm: attempting good copy_to_user of local stack

 7424 19:40:20.746561  <6>[   64.038005] lkdtm: attempting bad copy_to_user of distant stack

 7425 19:40:20.780413  # [   64.012835] lkdtm: Performing direct entry USERCOPY_STACK_FRAME_TO

 7426 19:40:20.787083  # [   64.019284] lkdtm: good_stack: ffffa70704ae7e20-ffffa70704ae7e40

 7427 19:40:20.793959  # [   64.025614] lkdtm: bad_stack : ffffa70704ae7da8-ffffa70704ae7dc8

 7428 19:40:20.800281  # [   64.031891] lkdtm: attempting good copy_to_user of local stack

 7429 19:40:20.807095  # [   64.038005] lkdtm: attempting bad copy_to_user of distant stack

 7430 19:40:20.810508  # USERCOPY_STACK_FRAME_TO: missing 'call trace:': [FAIL]

 7431 19:40:20.816699  not ok 65 selftests: lkdtm: USERCOPY_STACK_FRAME_TO.sh # exit=1

 7432 19:40:20.819791  # selftests: lkdtm: USERCOPY_STACK_FRAME_FROM.sh

 7433 19:40:20.895861  <6>[   64.188858] lkdtm: Performing direct entry USERCOPY_STACK_FRAME_FROM

 7434 19:40:20.903054  <6>[   64.195478] lkdtm: good_stack: ffffa70704b6fe20-ffffa70704b6fe40

 7435 19:40:20.909637  <6>[   64.201802] lkdtm: bad_stack : ffffa70704b6fda8-ffffa70704b6fdc8

 7436 19:40:20.915615  <6>[   64.208213] lkdtm: attempting good copy_from_user of local stack

 7437 19:40:20.922197  <6>[   64.214626] lkdtm: attempting bad copy_from_user of distant stack

 7438 19:40:20.960193  # [   64.188858] lkdtm: Performing direct entry USERCOPY_STACK_FRAME_FROM

 7439 19:40:20.966875  # [   64.195478] lkdtm: good_stack: ffffa70704b6fe20-ffffa70704b6fe40

 7440 19:40:20.973979  # [   64.201802] lkdtm: bad_stack : ffffa70704b6fda8-ffffa70704b6fdc8

 7441 19:40:20.980427  # [   64.208213] lkdtm: attempting good copy_from_user of local stack

 7442 19:40:20.987011  # [   64.214626] lkdtm: attempting bad copy_from_user of distant stack

 7443 19:40:20.993490  # USERCOPY_STACK_FRAME_FROM: missing 'call trace:': [FAIL]

 7444 19:40:20.996991  not ok 66 selftests: lkdtm: USERCOPY_STACK_FRAME_FROM.sh # exit=1

 7445 19:40:21.003442  # selftests: lkdtm: USERCOPY_STACK_BEYOND.sh

 7446 19:40:21.071663  <6>[   64.364713] lkdtm: Performing direct entry USERCOPY_STACK_BEYOND

 7447 19:40:21.078253  <6>[   64.370990] lkdtm: good_stack: ffffa70704befe20-ffffa70704befe40

 7448 19:40:21.085000  <6>[   64.377304] lkdtm: bad_stack : ffffa70704befff8-ffffa70704bf0018

 7449 19:40:21.092176  <6>[   64.383581] lkdtm: attempting good copy_to_user of local stack

 7450 19:40:21.098142  <6>[   64.389701] lkdtm: attempting bad copy_to_user of distant stack

 7451 19:40:21.104814  <4>[   64.395892] lkdtm: copy_to_user failed, but lacked Oops

 7452 19:40:21.144052  # [   64.364713] lkdtm: Performing direct entry USERCOPY_STACK_BEYOND

 7453 19:40:21.150149  # [   64.370990] lkdtm: good_stack: ffffa70704befe20-ffffa70704befe40

 7454 19:40:21.156815  # [   64.377304] lkdtm: bad_stack : ffffa70704befff8-ffffa70704bf0018

 7455 19:40:21.163569  # [   64.383581] lkdtm: attempting good copy_to_user of local stack

 7456 19:40:21.170196  # [   64.389701] lkdtm: attempting bad copy_to_user of distant stack

 7457 19:40:21.173436  # [   64.395892] lkdtm: copy_to_user failed, but lacked Oops

 7458 19:40:21.180053  # USERCOPY_STACK_BEYOND: missing 'call trace:': [FAIL]

 7459 19:40:21.183730  not ok 67 selftests: lkdtm: USERCOPY_STACK_BEYOND.sh # exit=1

 7460 19:40:21.186948  # selftests: lkdtm: USERCOPY_KERNEL.sh

 7461 19:40:21.267426  <6>[   64.559896] lkdtm: Performing direct entry USERCOPY_KERNEL

 7462 19:40:21.277034  <6>[   64.565654] lkdtm: attempting good copy_to_user from kernel rodata: ffffffff9acf8950

 7463 19:40:21.283886  <6>[   64.573715] lkdtm: attempting bad copy_to_user from kernel text: ffffffff992e2c60

 7464 19:40:21.289820  <3>[   64.581515] lkdtm: FAIL: survived bad copy_to_user()

 7465 19:40:21.331385  # [   64.559896] lkdtm: Performing direct entry USERCOPY_KERNEL

 7466 19:40:21.341367  # [   64.565654] lkdtm: attempting good copy_to_user from kernel rodata: ffffffff9acf8950

 7467 19:40:21.347857  # [   64.573715] lkdtm: attempting bad copy_to_user from kernel text: ffffffff992e2c60

 7468 19:40:21.351185  # [   64.581515] lkdtm: FAIL: survived bad copy_to_user()

 7469 19:40:21.358061  # USERCOPY_KERNEL: missing 'call trace:': [FAIL]

 7470 19:40:21.361193  not ok 68 selftests: lkdtm: USERCOPY_KERNEL.sh # exit=1

 7471 19:40:21.364592  # selftests: lkdtm: STACKLEAK_ERASING.sh

 7472 19:40:21.445223  <6>[   64.737780] lkdtm: Performing direct entry STACKLEAK_ERASING

 7473 19:40:21.451761  <6>[   64.743721] lkdtm: checking unused part of the thread stack (15928 bytes)...

 7474 19:40:21.461351  <3>[   64.751061] lkdtm: FAIL: the erased part is not found (checked 15928 bytes)

 7475 19:40:21.468336  <3>[   64.758280] lkdtm: FAIL: the thread stack is NOT properly erased

 7476 19:40:21.475048  <4>[   64.764564] CPU: 1 PID: 2927 Comm: cat Tainted: G      D W         5.10.206-cip41 #1

 7477 19:40:21.481670  <4>[   64.772553] Hardware name: Google Grunt/Grunt, BIOS  09/05/2019

 7478 19:40:21.484973  <4>[   64.778722] Call Trace:

 7479 19:40:21.488194  <4>[   64.781436]  dump_stack+0x77/0x9b

 7480 19:40:21.491571  <4>[   64.785009]  lkdtm_STACKLEAK_ERASING+0x116/0x144

 7481 19:40:21.494820  <4>[   64.789892]  direct_entry.cold+0x2c/0x38

 7482 19:40:21.501298  <4>[   64.794073]  full_proxy_write+0x56/0x80

 7483 19:40:21.504717  <4>[   64.798166]  vfs_write+0xea/0x3b0

 7484 19:40:21.508228  <4>[   64.801737]  ksys_write+0x68/0xf0

 7485 19:40:21.511373  <4>[   64.805309]  do_syscall_64+0x33/0x40

 7486 19:40:21.518026  <4>[   64.809140]  entry_SYSCALL_64_after_hwframe+0x62/0xc7

 7487 19:40:21.521158  <4>[   64.814445] RIP: 0033:0x7f5986a75473

 7488 19:40:21.541299  <4>[   64.818276] Code: 8b 15 21 2a 0e 00 f7 d8 64 89 02 48 c7 c0 ff ff ff ff eb b7 0f 1f 00 64 8b 04 25 18 00 00 00 85 c0 75 14 b8 01 00 00 00 0f 05 <48> 3d 00 f0 ff ff 77 55 c3 0f 1f 40 00 48 83 ec 28 48 89 54 24 18

 7489 19:40:21.547779  <4>[   64.837272] RSP: 002b:00007ffcf5f40298 EFLAGS: 00000246 ORIG_RAX: 0000000000000001

 7490 19:40:21.554165  <4>[   64.845090] RAX: ffffffffffffffda RBX: 0000000000000012 RCX: 00007f5986a75473

 7491 19:40:21.560768  <4>[   64.852473] RDX: 0000000000000012 RSI: 00007f5986969000 RDI: 0000000000000001

 7492 19:40:21.570664  <4>[   64.859856] RBP: 00007f5986969000 R08: 00007f5986968010 R09: 0000000000000000

 7493 19:40:21.577284  <4>[   64.867237] R10: fffffffffffffbc5 R11: 0000000000000246 R12: 0000000000000001

 7494 19:40:21.584013  <4>[   64.874618] R13: 0000000000000001 R14: 0000000000020000 R15: 0000000000020000

 7495 19:40:21.645922  # [   64.737780] lkdtm: Performing direct entry STACKLEAK_ERASING

 7496 19:40:21.652546  # [   64.743721] lkdtm: checking unused part of the thread stack (15928 bytes)...

 7497 19:40:21.662506  # [   64.751061] lkdtm: FAIL: the erased part is not found (checked 15928 bytes)

 7498 19:40:21.665176  # [   64.758280] lkdtm: FAIL: the thread stack is NOT properly erased

 7499 19:40:21.675136  # [   64.764564] CPU: 1 PID: 2927 Comm: cat Tainted: G      D W         5.10.206-cip41 #1

 7500 19:40:21.682065  # [   64.772553] Hardware name: Google Grunt/Grunt, BIOS  09/05/2019

 7501 19:40:21.685143  # [   64.778722] Call Trace:

 7502 19:40:21.688857  # [   64.781436]  dump_stack+0x77/0x9b

 7503 19:40:21.691637  # [   64.785009]  lkdtm_STACKLEAK_ERASING+0x116/0x144

 7504 19:40:21.695120  # [   64.789892]  direct_entry.cold+0x2c/0x38

 7505 19:40:21.698581  # [   64.794073]  full_proxy_write+0x56/0x80

 7506 19:40:21.704930  # [   64.798166]  vfs_write+0xea/0x3b0

 7507 19:40:21.708205  # [   64.801737]  ksys_write+0x68/0xf0

 7508 19:40:21.711588  # [   64.805309]  do_syscall_64+0x33/0x40

 7509 19:40:21.714937  # [   64.809140]  entry_SYSCALL_64_after_hwframe+0x62/0xc7

 7510 19:40:21.718282  # [   64.814445] RIP: 0033:0x7f5986a75473

 7511 19:40:21.737862  # [   64.818276] Code: 8b 15 21 2a 0e 00 f7 d8 64 89 02 48 c7 c0 ff ff ff ff eb b7 0f 1f 00 64 8b 04 25 18 00 00 00 85 c0 75 14 b8 01 00 00 00 0f 05 <48> 3d 00 f0 ff ff 77 55 c3 0f 1f 40 00 48 83 ec 28 48 89 54 24 18

 7512 19:40:21.747693  # [   64.837272] RSP: 002b:00007ffcf5f40298 EFLAGS: 00000246 ORIG_RAX: 0000000000000001

 7513 19:40:21.754253  # [   64.845090] RAX: ffffffffffffffda RBX: 0000000000000012 RCX: 00007f5986a75473

 7514 19:40:21.760267  # [   64.852473] RDX: 0000000000000012 RSI: 00007f5986969000 RDI: 0000000000000001

 7515 19:40:21.767116  # [   64.859856] RBP: 00007f5986969000 R08: 00007f5986968010 R09: 0000000000000000

 7516 19:40:21.773879  # [   64.867237] R10: fffffffffffffbc5 R11: 0000000000000246 R12: 0000000000000001

 7517 19:40:21.787465  # [   64.874618] R13: 0000000000000001 R14: 000000<6>[   65.065094] lkdtm: Performing direct entry CFI_FORWARD_PROTO

 7518 19:40:21.787586  0000020000 R15: 0000000000020000

 7519 19:40:21.797454  # STACKLEAK_ERASING: missing 'OK: the rest of the thread stack is properly erased': [FAIL]

 7520 19:40:21.800208  not ok 69 selftests: lkdtm: STACKLEAK_ERASING.sh # exit=1

 7521 19:40:21.803430  # selftests: lkdtm: CFI_FORWARD_PROTO.sh

 7522 19:40:21.810545  <6>[   65.083309] lkdtm: Calling matched prototype ...

 7523 19:40:21.817201  <6>[   65.107914] lkdtm: Calling mismatched prototype ...

 7524 19:40:21.823415  <6>[   65.113069] lkdtm: Fail: survived mismatched prototype function call!

 7525 19:40:21.864156  # [   65.065094] lkdtm: Performing direct entry CFI_FORWARD_PROTO

 7526 19:40:21.870490  # [   65.083309] lkdtm: Calling matched prototype ...

 7527 19:40:21.873750  # [   65.107914] lkdtm: Calling mismatched prototype ...

 7528 19:40:21.880493  # [   65.113069] lkdtm: Fail: survived mismatched prototype function call!

 7529 19:40:21.887084  # CFI_FORWARD_PROTO: missing 'call trace:': [FAIL]

 7530 19:40:21.890184  not ok 70 selftests: lkdtm: CFI_FORWARD_PROTO.sh # exit=1

 7531 19:40:22.463635  lkdtm_PANIC_sh_selftests_lkdtm_panic_sh skip

 7532 19:40:22.464164  lkdtm_BUG_sh pass

 7533 19:40:22.466803  lkdtm_WARNING_sh pass

 7534 19:40:22.470133  lkdtm_WARNING_MESSAGE_sh pass

 7535 19:40:22.470545  lkdtm_EXCEPTION_sh pass

 7536 19:40:22.473472  lkdtm_LOOP_sh_selftests_lkdtm_loop_sh skip

 7537 19:40:22.480537  lkdtm_EXHAUST_STACK_sh_selftests_lkdtm_exhaust_stack_sh skip

 7538 19:40:22.486288  lkdtm_CORRUPT_STACK_sh_selftests_lkdtm_corrupt_stack_sh skip

 7539 19:40:22.493232  lkdtm_CORRUPT_STACK_STRONG_sh_selftests_lkdtm_corrupt_stack_strong_sh skip

 7540 19:40:22.496355  lkdtm_CORRUPT_LIST_ADD_sh fail

 7541 19:40:22.496769  lkdtm_CORRUPT_LIST_DEL_sh fail

 7542 19:40:22.499558  lkdtm_STACK_GUARD_PAGE_LEADING_sh pass

 7543 19:40:22.505957  lkdtm_STACK_GUARD_PAGE_TRAILING_sh pass

 7544 19:40:22.506373  lkdtm_UNSET_SMEP_sh pass

 7545 19:40:22.513142  lkdtm_DOUBLE_FAULT_sh_selftests_lkdtm_double_fault_sh skip

 7546 19:40:22.516415  lkdtm_CORRUPT_PAC_sh_selftests_lkdtm_corrupt_pac_sh skip

 7547 19:40:22.526232  lkdtm_UNALIGNED_LOAD_STORE_WRITE_sh_selftests_lkdtm_unaligned_load_store_write_sh skip

 7548 19:40:22.532976  lkdtm_OVERWRITE_ALLOCATION_sh_selftests_lkdtm_overwrite_allocation_sh skip

 7549 19:40:22.536121  lkdtm_WRITE_AFTER_FREE_sh_selftests_lkdtm_write_after_free_sh skip

 7550 19:40:22.539189  lkdtm_READ_AFTER_FREE_sh fail

 7551 19:40:22.546243  lkdtm_WRITE_BUDDY_AFTER_FREE_sh_selftests_lkdtm_write_buddy_after_free_sh skip

 7552 19:40:22.549568  lkdtm_READ_BUDDY_AFTER_FREE_sh fail

 7553 19:40:22.552920  lkdtm_SLAB_FREE_DOUBLE_sh fail

 7554 19:40:22.555631  lkdtm_SLAB_FREE_CROSS_sh fail

 7555 19:40:22.558915  lkdtm_SLAB_FREE_PAGE_sh fail

 7556 19:40:22.562370  lkdtm_SOFTLOCKUP_sh_selftests_lkdtm_softlockup_sh skip

 7557 19:40:22.569088  lkdtm_HARDLOCKUP_sh_selftests_lkdtm_hardlockup_sh skip

 7558 19:40:22.572460  lkdtm_SPINLOCKUP_sh_selftests_lkdtm_spinlockup_sh skip

 7559 19:40:22.579233  lkdtm_HUNG_TASK_sh_selftests_lkdtm_hung_task_sh skip

 7560 19:40:22.579612  lkdtm_EXEC_DATA_sh pass

 7561 19:40:22.582571  lkdtm_EXEC_STACK_sh pass

 7562 19:40:22.585856  lkdtm_EXEC_KMALLOC_sh pass

 7563 19:40:22.586345  lkdtm_EXEC_VMALLOC_sh pass

 7564 19:40:22.589149  lkdtm_EXEC_RODATA_sh pass

 7565 19:40:22.591941  lkdtm_EXEC_USERSPACE_sh pass

 7566 19:40:22.595790  lkdtm_EXEC_NULL_sh pass

 7567 19:40:22.596170  lkdtm_ACCESS_USERSPACE_sh fail

 7568 19:40:22.599066  lkdtm_ACCESS_NULL_sh pass

 7569 19:40:22.601960  lkdtm_WRITE_RO_sh pass

 7570 19:40:22.605673  lkdtm_WRITE_RO_AFTER_INIT_sh pass

 7571 19:40:22.606097  lkdtm_WRITE_KERN_sh pass

 7572 19:40:22.608755  lkdtm_REFCOUNT_INC_OVERFLOW_sh pass

 7573 19:40:22.611908  lkdtm_REFCOUNT_ADD_OVERFLOW_sh pass

 7574 19:40:22.615193  lkdtm_REFCOUNT_INC_NOT_ZERO_OVERFLOW_sh pass

 7575 19:40:22.621620  lkdtm_REFCOUNT_ADD_NOT_ZERO_OVERFLOW_sh pass

 7576 19:40:22.625276  lkdtm_REFCOUNT_DEC_ZERO_sh pass

 7577 19:40:22.628361  lkdtm_REFCOUNT_DEC_NEGATIVE_sh pass

 7578 19:40:22.631689  lkdtm_REFCOUNT_DEC_AND_TEST_NEGATIVE_sh pass

 7579 19:40:22.634947  lkdtm_REFCOUNT_SUB_AND_TEST_NEGATIVE_sh pass

 7580 19:40:22.638191  lkdtm_REFCOUNT_INC_ZERO_sh pass

 7581 19:40:22.642016  lkdtm_REFCOUNT_ADD_ZERO_sh pass

 7582 19:40:22.645370  lkdtm_REFCOUNT_INC_SATURATED_sh pass

 7583 19:40:22.648702  lkdtm_REFCOUNT_DEC_SATURATED_sh pass

 7584 19:40:22.651893  lkdtm_REFCOUNT_ADD_SATURATED_sh pass

 7585 19:40:22.655064  lkdtm_REFCOUNT_INC_NOT_ZERO_SATURATED_sh pass

 7586 19:40:22.658524  lkdtm_REFCOUNT_ADD_NOT_ZERO_SATURATED_sh pass

 7587 19:40:22.661845  lkdtm_REFCOUNT_DEC_AND_TEST_SATURATED_sh pass

 7588 19:40:22.668202  lkdtm_REFCOUNT_SUB_AND_TEST_SATURATED_sh pass

 7589 19:40:22.671489  lkdtm_REFCOUNT_TIMING_sh_selftests_lkdtm_refcount_timing_sh skip

 7590 19:40:22.677941  lkdtm_ATOMIC_TIMING_sh_selftests_lkdtm_atomic_timing_sh skip

 7591 19:40:22.681198  lkdtm_USERCOPY_HEAP_SIZE_TO_sh fail

 7592 19:40:22.684548  lkdtm_USERCOPY_HEAP_SIZE_FROM_sh fail

 7593 19:40:22.687965  lkdtm_USERCOPY_HEAP_WHITELIST_TO_sh fail

 7594 19:40:22.691201  lkdtm_USERCOPY_HEAP_WHITELIST_FROM_sh fail

 7595 19:40:22.694395  lkdtm_USERCOPY_STACK_FRAME_TO_sh fail

 7596 19:40:22.697811  lkdtm_USERCOPY_STACK_FRAME_FROM_sh fail

 7597 19:40:22.701206  lkdtm_USERCOPY_STACK_BEYOND_sh fail

 7598 19:40:22.704405  lkdtm_USERCOPY_KERNEL_sh fail

 7599 19:40:22.707526  lkdtm_STACKLEAK_ERASING_sh fail

 7600 19:40:22.710765  lkdtm_CFI_FORWARD_PROTO_sh fail

 7601 19:40:22.713997  + ../../utils/send-to-lava.sh ./output/result.txt

 7602 19:40:22.720862  <LAVA_SIGNAL_TESTCASE TEST_CASE_ID=shardfile-lkdtm RESULT=pass>

 7603 19:40:22.723397  Received signal: <TESTCASE> TEST_CASE_ID=shardfile-lkdtm RESULT=pass
 7605 19:40:22.727329  <LAVA_SIGNAL_TESTCASE TEST_CASE_ID=lkdtm_PANIC_sh_selftests_lkdtm_panic_sh RESULT=skip>

 7606 19:40:22.728012  Received signal: <TESTCASE> TEST_CASE_ID=lkdtm_PANIC_sh_selftests_lkdtm_panic_sh RESULT=skip
 7608 19:40:22.734094  <LAVA_SIGNAL_TESTCASE TEST_CASE_ID=lkdtm_BUG_sh RESULT=pass>

 7609 19:40:22.734763  Received signal: <TESTCASE> TEST_CASE_ID=lkdtm_BUG_sh RESULT=pass
 7611 19:40:22.737816  Received signal: <TESTCASE> TEST_CASE_ID=lkdtm_WARNING_sh RESULT=pass
 7613 19:40:22.740579  <LAVA_SIGNAL_TESTCASE TEST_CASE_ID=lkdtm_WARNING_sh RESULT=pass>

 7614 19:40:22.767057  <LAVA_SIGNAL_TESTCASE TEST_CASE_ID=lkdtm_WARNING_MESSAGE_sh RESULT=pass>

 7615 19:40:22.767708  Received signal: <TESTCASE> TEST_CASE_ID=lkdtm_WARNING_MESSAGE_sh RESULT=pass
 7617 19:40:22.821088  <LAVA_SIGNAL_TESTCASE TEST_CASE_ID=lkdtm_EXCEPTION_sh RESULT=pass>

 7618 19:40:22.821854  Received signal: <TESTCASE> TEST_CASE_ID=lkdtm_EXCEPTION_sh RESULT=pass
 7620 19:40:22.871560  <LAVA_SIGNAL_TESTCASE TEST_CASE_ID=lkdtm_LOOP_sh_selftests_lkdtm_loop_sh RESULT=skip>

 7621 19:40:22.872402  Received signal: <TESTCASE> TEST_CASE_ID=lkdtm_LOOP_sh_selftests_lkdtm_loop_sh RESULT=skip
 7623 19:40:22.927254  <LAVA_SIGNAL_TESTCASE TEST_CASE_ID=lkdtm_EXHAUST_STACK_sh_selftests_lkdtm_exhaust_stack_sh RESULT=skip>

 7624 19:40:22.928023  Received signal: <TESTCASE> TEST_CASE_ID=lkdtm_EXHAUST_STACK_sh_selftests_lkdtm_exhaust_stack_sh RESULT=skip
 7626 19:40:22.975583  <LAVA_SIGNAL_TESTCASE TEST_CASE_ID=lkdtm_CORRUPT_STACK_sh_selftests_lkdtm_corrupt_stack_sh RESULT=skip>

 7627 19:40:22.976387  Received signal: <TESTCASE> TEST_CASE_ID=lkdtm_CORRUPT_STACK_sh_selftests_lkdtm_corrupt_stack_sh RESULT=skip
 7629 19:40:23.026096  <LAVA_SIGNAL_TESTCASE TEST_CASE_ID=lkdtm_CORRUPT_STACK_STRONG_sh_selftests_lkdtm_corrupt_stack_strong_sh RESULT=skip>

 7630 19:40:23.026793  Received signal: <TESTCASE> TEST_CASE_ID=lkdtm_CORRUPT_STACK_STRONG_sh_selftests_lkdtm_corrupt_stack_strong_sh RESULT=skip
 7632 19:40:23.067358  <LAVA_SIGNAL_TESTCASE TEST_CASE_ID=lkdtm_CORRUPT_LIST_ADD_sh RESULT=fail>

 7633 19:40:23.068104  Received signal: <TESTCASE> TEST_CASE_ID=lkdtm_CORRUPT_LIST_ADD_sh RESULT=fail
 7635 19:40:23.119944  <LAVA_SIGNAL_TESTCASE TEST_CASE_ID=lkdtm_CORRUPT_LIST_DEL_sh RESULT=fail>

 7636 19:40:23.120720  Received signal: <TESTCASE> TEST_CASE_ID=lkdtm_CORRUPT_LIST_DEL_sh RESULT=fail
 7638 19:40:23.177571  <LAVA_SIGNAL_TESTCASE TEST_CASE_ID=lkdtm_STACK_GUARD_PAGE_LEADING_sh RESULT=pass>

 7639 19:40:23.178314  Received signal: <TESTCASE> TEST_CASE_ID=lkdtm_STACK_GUARD_PAGE_LEADING_sh RESULT=pass
 7641 19:40:23.227408  <LAVA_SIGNAL_TESTCASE TEST_CASE_ID=lkdtm_STACK_GUARD_PAGE_TRAILING_sh RESULT=pass>

 7642 19:40:23.228181  Received signal: <TESTCASE> TEST_CASE_ID=lkdtm_STACK_GUARD_PAGE_TRAILING_sh RESULT=pass
 7644 19:40:23.271123  <LAVA_SIGNAL_TESTCASE TEST_CASE_ID=lkdtm_UNSET_SMEP_sh RESULT=pass>

 7645 19:40:23.271404  Received signal: <TESTCASE> TEST_CASE_ID=lkdtm_UNSET_SMEP_sh RESULT=pass
 7647 19:40:23.298301  <LAVA_SIGNAL_TESTCASE TEST_CASE_ID=lkdtm_DOUBLE_FAULT_sh_selftests_lkdtm_double_fault_sh RESULT=skip>

 7648 19:40:23.298567  Received signal: <TESTCASE> TEST_CASE_ID=lkdtm_DOUBLE_FAULT_sh_selftests_lkdtm_double_fault_sh RESULT=skip
 7650 19:40:23.322772  <LAVA_SIGNAL_TESTCASE TEST_CASE_ID=lkdtm_CORRUPT_PAC_sh_selftests_lkdtm_corrupt_pac_sh RESULT=skip>

 7651 19:40:23.323033  Received signal: <TESTCASE> TEST_CASE_ID=lkdtm_CORRUPT_PAC_sh_selftests_lkdtm_corrupt_pac_sh RESULT=skip
 7653 19:40:23.351232  <LAVA_SIGNAL_TESTCASE TEST_CASE_ID=lkdtm_UNALIGNED_LOAD_STORE_WRITE_sh_selftests_lkdtm_unaligned_load_store_write_sh RESULT=skip>

 7654 19:40:23.351549  Received signal: <TESTCASE> TEST_CASE_ID=lkdtm_UNALIGNED_LOAD_STORE_WRITE_sh_selftests_lkdtm_unaligned_load_store_write_sh RESULT=skip
 7656 19:40:23.376912  <LAVA_SIGNAL_TESTCASE TEST_CASE_ID=lkdtm_OVERWRITE_ALLOCATION_sh_selftests_lkdtm_overwrite_allocation_sh RESULT=skip>

 7657 19:40:23.377222  Received signal: <TESTCASE> TEST_CASE_ID=lkdtm_OVERWRITE_ALLOCATION_sh_selftests_lkdtm_overwrite_allocation_sh RESULT=skip
 7659 19:40:23.406110  <LAVA_SIGNAL_TESTCASE TEST_CASE_ID=lkdtm_WRITE_AFTER_FREE_sh_selftests_lkdtm_write_after_free_sh RESULT=skip>

 7660 19:40:23.406412  Received signal: <TESTCASE> TEST_CASE_ID=lkdtm_WRITE_AFTER_FREE_sh_selftests_lkdtm_write_after_free_sh RESULT=skip
 7662 19:40:23.447327  <LAVA_SIGNAL_TESTCASE TEST_CASE_ID=lkdtm_READ_AFTER_FREE_sh RESULT=fail>

 7663 19:40:23.447631  Received signal: <TESTCASE> TEST_CASE_ID=lkdtm_READ_AFTER_FREE_sh RESULT=fail
 7665 19:40:23.497723  <LAVA_SIGNAL_TESTCASE TEST_CASE_ID=lkdtm_WRITE_BUDDY_AFTER_FREE_sh_selftests_lkdtm_write_buddy_after_free_sh RESULT=skip>

 7666 19:40:23.498050  Received signal: <TESTCASE> TEST_CASE_ID=lkdtm_WRITE_BUDDY_AFTER_FREE_sh_selftests_lkdtm_write_buddy_after_free_sh RESULT=skip
 7668 19:40:23.540455  <LAVA_SIGNAL_TESTCASE TEST_CASE_ID=lkdtm_READ_BUDDY_AFTER_FREE_sh RESULT=fail>

 7669 19:40:23.540773  Received signal: <TESTCASE> TEST_CASE_ID=lkdtm_READ_BUDDY_AFTER_FREE_sh RESULT=fail
 7671 19:40:23.581910  <LAVA_SIGNAL_TESTCASE TEST_CASE_ID=lkdtm_SLAB_FREE_DOUBLE_sh RESULT=fail>

 7672 19:40:23.582215  Received signal: <TESTCASE> TEST_CASE_ID=lkdtm_SLAB_FREE_DOUBLE_sh RESULT=fail
 7674 19:40:23.626936  <LAVA_SIGNAL_TESTCASE TEST_CASE_ID=lkdtm_SLAB_FREE_CROSS_sh RESULT=fail>

 7675 19:40:23.627253  Received signal: <TESTCASE> TEST_CASE_ID=lkdtm_SLAB_FREE_CROSS_sh RESULT=fail
 7677 19:40:23.671993  <LAVA_SIGNAL_TESTCASE TEST_CASE_ID=lkdtm_SLAB_FREE_PAGE_sh RESULT=fail>

 7678 19:40:23.672341  Received signal: <TESTCASE> TEST_CASE_ID=lkdtm_SLAB_FREE_PAGE_sh RESULT=fail
 7680 19:40:23.715969  <LAVA_SIGNAL_TESTCASE TEST_CASE_ID=lkdtm_SOFTLOCKUP_sh_selftests_lkdtm_softlockup_sh RESULT=skip>

 7681 19:40:23.716280  Received signal: <TESTCASE> TEST_CASE_ID=lkdtm_SOFTLOCKUP_sh_selftests_lkdtm_softlockup_sh RESULT=skip
 7683 19:40:23.759728  <LAVA_SIGNAL_TESTCASE TEST_CASE_ID=lkdtm_HARDLOCKUP_sh_selftests_lkdtm_hardlockup_sh RESULT=skip>

 7684 19:40:23.760035  Received signal: <TESTCASE> TEST_CASE_ID=lkdtm_HARDLOCKUP_sh_selftests_lkdtm_hardlockup_sh RESULT=skip
 7686 19:40:23.805687  <LAVA_SIGNAL_TESTCASE TEST_CASE_ID=lkdtm_SPINLOCKUP_sh_selftests_lkdtm_spinlockup_sh RESULT=skip>

 7687 19:40:23.805988  Received signal: <TESTCASE> TEST_CASE_ID=lkdtm_SPINLOCKUP_sh_selftests_lkdtm_spinlockup_sh RESULT=skip
 7689 19:40:23.854226  <LAVA_SIGNAL_TESTCASE TEST_CASE_ID=lkdtm_HUNG_TASK_sh_selftests_lkdtm_hung_task_sh RESULT=skip>

 7690 19:40:23.854788  Received signal: <TESTCASE> TEST_CASE_ID=lkdtm_HUNG_TASK_sh_selftests_lkdtm_hung_task_sh RESULT=skip
 7692 19:40:23.903601  <LAVA_SIGNAL_TESTCASE TEST_CASE_ID=lkdtm_EXEC_DATA_sh RESULT=pass>

 7693 19:40:23.903937  Received signal: <TESTCASE> TEST_CASE_ID=lkdtm_EXEC_DATA_sh RESULT=pass
 7695 19:40:23.962244  <LAVA_SIGNAL_TESTCASE TEST_CASE_ID=lkdtm_EXEC_STACK_sh RESULT=pass>

 7696 19:40:23.962802  Received signal: <TESTCASE> TEST_CASE_ID=lkdtm_EXEC_STACK_sh RESULT=pass
 7698 19:40:24.026673  <LAVA_SIGNAL_TESTCASE TEST_CASE_ID=lkdtm_EXEC_KMALLOC_sh RESULT=pass>

 7699 19:40:24.027363  Received signal: <TESTCASE> TEST_CASE_ID=lkdtm_EXEC_KMALLOC_sh RESULT=pass
 7701 19:40:24.087857  <LAVA_SIGNAL_TESTCASE TEST_CASE_ID=lkdtm_EXEC_VMALLOC_sh RESULT=pass>

 7702 19:40:24.088619  Received signal: <TESTCASE> TEST_CASE_ID=lkdtm_EXEC_VMALLOC_sh RESULT=pass
 7704 19:40:24.145416  <LAVA_SIGNAL_TESTCASE TEST_CASE_ID=lkdtm_EXEC_RODATA_sh RESULT=pass>

 7705 19:40:24.146260  Received signal: <TESTCASE> TEST_CASE_ID=lkdtm_EXEC_RODATA_sh RESULT=pass
 7707 19:40:24.192931  <LAVA_SIGNAL_TESTCASE TEST_CASE_ID=lkdtm_EXEC_USERSPACE_sh RESULT=pass>

 7708 19:40:24.193682  Received signal: <TESTCASE> TEST_CASE_ID=lkdtm_EXEC_USERSPACE_sh RESULT=pass
 7710 19:40:24.241320  <LAVA_SIGNAL_TESTCASE TEST_CASE_ID=lkdtm_EXEC_NULL_sh RESULT=pass>

 7711 19:40:24.241895  Received signal: <TESTCASE> TEST_CASE_ID=lkdtm_EXEC_NULL_sh RESULT=pass
 7713 19:40:24.270943  <LAVA_SIGNAL_TESTCASE TEST_CASE_ID=lkdtm_ACCESS_USERSPACE_sh RESULT=fail>

 7714 19:40:24.271213  Received signal: <TESTCASE> TEST_CASE_ID=lkdtm_ACCESS_USERSPACE_sh RESULT=fail
 7716 19:40:24.295909  <LAVA_SIGNAL_TESTCASE TEST_CASE_ID=lkdtm_ACCESS_NULL_sh RESULT=pass>

 7717 19:40:24.296191  Received signal: <TESTCASE> TEST_CASE_ID=lkdtm_ACCESS_NULL_sh RESULT=pass
 7719 19:40:24.320298  <LAVA_SIGNAL_TESTCASE TEST_CASE_ID=lkdtm_WRITE_RO_sh RESULT=pass>

 7720 19:40:24.320570  Received signal: <TESTCASE> TEST_CASE_ID=lkdtm_WRITE_RO_sh RESULT=pass
 7722 19:40:24.351898  Received signal: <TESTCASE> TEST_CASE_ID=lkdtm_WRITE_RO_AFTER_INIT_sh RESULT=pass
 7724 19:40:24.355034  <LAVA_SIGNAL_TESTCASE TEST_CASE_ID=lkdtm_WRITE_RO_AFTER_INIT_sh RESULT=pass>

 7725 19:40:24.385045  <LAVA_SIGNAL_TESTCASE TEST_CASE_ID=lkdtm_WRITE_KERN_sh RESULT=pass>

 7726 19:40:24.385345  Received signal: <TESTCASE> TEST_CASE_ID=lkdtm_WRITE_KERN_sh RESULT=pass
 7728 19:40:24.415522  <LAVA_SIGNAL_TESTCASE TEST_CASE_ID=lkdtm_REFCOUNT_INC_OVERFLOW_sh RESULT=pass>

 7729 19:40:24.416249  Received signal: <TESTCASE> TEST_CASE_ID=lkdtm_REFCOUNT_INC_OVERFLOW_sh RESULT=pass
 7731 19:40:24.455490  <LAVA_SIGNAL_TESTCASE TEST_CASE_ID=lkdtm_REFCOUNT_ADD_OVERFLOW_sh RESULT=pass>

 7732 19:40:24.456218  Received signal: <TESTCASE> TEST_CASE_ID=lkdtm_REFCOUNT_ADD_OVERFLOW_sh RESULT=pass
 7734 19:40:24.502452  <LAVA_SIGNAL_TESTCASE TEST_CASE_ID=lkdtm_REFCOUNT_INC_NOT_ZERO_OVERFLOW_sh RESULT=pass>

 7735 19:40:24.503152  Received signal: <TESTCASE> TEST_CASE_ID=lkdtm_REFCOUNT_INC_NOT_ZERO_OVERFLOW_sh RESULT=pass
 7737 19:40:24.554807  <LAVA_SIGNAL_TESTCASE TEST_CASE_ID=lkdtm_REFCOUNT_ADD_NOT_ZERO_OVERFLOW_sh RESULT=pass>

 7738 19:40:24.555505  Received signal: <TESTCASE> TEST_CASE_ID=lkdtm_REFCOUNT_ADD_NOT_ZERO_OVERFLOW_sh RESULT=pass
 7740 19:40:24.594487  <LAVA_SIGNAL_TESTCASE TEST_CASE_ID=lkdtm_REFCOUNT_DEC_ZERO_sh RESULT=pass>

 7741 19:40:24.595260  Received signal: <TESTCASE> TEST_CASE_ID=lkdtm_REFCOUNT_DEC_ZERO_sh RESULT=pass
 7743 19:40:24.653447  <LAVA_SIGNAL_TESTCASE TEST_CASE_ID=lkdtm_REFCOUNT_DEC_NEGATIVE_sh RESULT=pass>

 7744 19:40:24.654152  Received signal: <TESTCASE> TEST_CASE_ID=lkdtm_REFCOUNT_DEC_NEGATIVE_sh RESULT=pass
 7746 19:40:24.708130  <LAVA_SIGNAL_TESTCASE TEST_CASE_ID=lkdtm_REFCOUNT_DEC_AND_TEST_NEGATIVE_sh RESULT=pass>

 7747 19:40:24.709013  Received signal: <TESTCASE> TEST_CASE_ID=lkdtm_REFCOUNT_DEC_AND_TEST_NEGATIVE_sh RESULT=pass
 7749 19:40:24.745069  <LAVA_SIGNAL_TESTCASE TEST_CASE_ID=lkdtm_REFCOUNT_SUB_AND_TEST_NEGATIVE_sh RESULT=pass>

 7750 19:40:24.745804  Received signal: <TESTCASE> TEST_CASE_ID=lkdtm_REFCOUNT_SUB_AND_TEST_NEGATIVE_sh RESULT=pass
 7752 19:40:24.777533  <LAVA_SIGNAL_TESTCASE TEST_CASE_ID=lkdtm_REFCOUNT_INC_ZERO_sh RESULT=pass>

 7753 19:40:24.777805  Received signal: <TESTCASE> TEST_CASE_ID=lkdtm_REFCOUNT_INC_ZERO_sh RESULT=pass
 7755 19:40:24.803121  <LAVA_SIGNAL_TESTCASE TEST_CASE_ID=lkdtm_REFCOUNT_ADD_ZERO_sh RESULT=pass>

 7756 19:40:24.803370  Received signal: <TESTCASE> TEST_CASE_ID=lkdtm_REFCOUNT_ADD_ZERO_sh RESULT=pass
 7758 19:40:24.831388  <LAVA_SIGNAL_TESTCASE TEST_CASE_ID=lkdtm_REFCOUNT_INC_SATURATED_sh RESULT=pass>

 7759 19:40:24.831660  Received signal: <TESTCASE> TEST_CASE_ID=lkdtm_REFCOUNT_INC_SATURATED_sh RESULT=pass
 7761 19:40:24.856211  <LAVA_SIGNAL_TESTCASE TEST_CASE_ID=lkdtm_REFCOUNT_DEC_SATURATED_sh RESULT=pass>

 7762 19:40:24.856521  Received signal: <TESTCASE> TEST_CASE_ID=lkdtm_REFCOUNT_DEC_SATURATED_sh RESULT=pass
 7764 19:40:24.897363  <LAVA_SIGNAL_TESTCASE TEST_CASE_ID=lkdtm_REFCOUNT_ADD_SATURATED_sh RESULT=pass>

 7765 19:40:24.897655  Received signal: <TESTCASE> TEST_CASE_ID=lkdtm_REFCOUNT_ADD_SATURATED_sh RESULT=pass
 7767 19:40:24.942429  <LAVA_SIGNAL_TESTCASE TEST_CASE_ID=lkdtm_REFCOUNT_INC_NOT_ZERO_SATURATED_sh RESULT=pass>

 7768 19:40:24.942694  Received signal: <TESTCASE> TEST_CASE_ID=lkdtm_REFCOUNT_INC_NOT_ZERO_SATURATED_sh RESULT=pass
 7770 19:40:24.983261  <LAVA_SIGNAL_TESTCASE TEST_CASE_ID=lkdtm_REFCOUNT_ADD_NOT_ZERO_SATURATED_sh RESULT=pass>

 7771 19:40:24.983527  Received signal: <TESTCASE> TEST_CASE_ID=lkdtm_REFCOUNT_ADD_NOT_ZERO_SATURATED_sh RESULT=pass
 7773 19:40:25.024819  <LAVA_SIGNAL_TESTCASE TEST_CASE_ID=lkdtm_REFCOUNT_DEC_AND_TEST_SATURATED_sh RESULT=pass>

 7774 19:40:25.025081  Received signal: <TESTCASE> TEST_CASE_ID=lkdtm_REFCOUNT_DEC_AND_TEST_SATURATED_sh RESULT=pass
 7776 19:40:25.070499  <LAVA_SIGNAL_TESTCASE TEST_CASE_ID=lkdtm_REFCOUNT_SUB_AND_TEST_SATURATED_sh RESULT=pass>

 7777 19:40:25.070775  Received signal: <TESTCASE> TEST_CASE_ID=lkdtm_REFCOUNT_SUB_AND_TEST_SATURATED_sh RESULT=pass
 7779 19:40:25.111286  <LAVA_SIGNAL_TESTCASE TEST_CASE_ID=lkdtm_REFCOUNT_TIMING_sh_selftests_lkdtm_refcount_timing_sh RESULT=skip>

 7780 19:40:25.111571  Received signal: <TESTCASE> TEST_CASE_ID=lkdtm_REFCOUNT_TIMING_sh_selftests_lkdtm_refcount_timing_sh RESULT=skip
 7782 19:40:25.143657  <LAVA_SIGNAL_TESTCASE TEST_CASE_ID=lkdtm_ATOMIC_TIMING_sh_selftests_lkdtm_atomic_timing_sh RESULT=skip>

 7783 19:40:25.143942  Received signal: <TESTCASE> TEST_CASE_ID=lkdtm_ATOMIC_TIMING_sh_selftests_lkdtm_atomic_timing_sh RESULT=skip
 7785 19:40:25.182169  <LAVA_SIGNAL_TESTCASE TEST_CASE_ID=lkdtm_USERCOPY_HEAP_SIZE_TO_sh RESULT=fail>

 7786 19:40:25.182436  Received signal: <TESTCASE> TEST_CASE_ID=lkdtm_USERCOPY_HEAP_SIZE_TO_sh RESULT=fail
 7788 19:40:25.224536  <LAVA_SIGNAL_TESTCASE TEST_CASE_ID=lkdtm_USERCOPY_HEAP_SIZE_FROM_sh RESULT=fail>

 7789 19:40:25.224796  Received signal: <TESTCASE> TEST_CASE_ID=lkdtm_USERCOPY_HEAP_SIZE_FROM_sh RESULT=fail
 7791 19:40:25.254197  <LAVA_SIGNAL_TESTCASE TEST_CASE_ID=lkdtm_USERCOPY_HEAP_WHITELIST_TO_sh RESULT=fail>

 7792 19:40:25.254461  Received signal: <TESTCASE> TEST_CASE_ID=lkdtm_USERCOPY_HEAP_WHITELIST_TO_sh RESULT=fail
 7794 19:40:25.291352  <LAVA_SIGNAL_TESTCASE TEST_CASE_ID=lkdtm_USERCOPY_HEAP_WHITELIST_FROM_sh RESULT=fail>

 7795 19:40:25.291625  Received signal: <TESTCASE> TEST_CASE_ID=lkdtm_USERCOPY_HEAP_WHITELIST_FROM_sh RESULT=fail
 7797 19:40:25.331634  <LAVA_SIGNAL_TESTCASE TEST_CASE_ID=lkdtm_USERCOPY_STACK_FRAME_TO_sh RESULT=fail>

 7798 19:40:25.331895  Received signal: <TESTCASE> TEST_CASE_ID=lkdtm_USERCOPY_STACK_FRAME_TO_sh RESULT=fail
 7800 19:40:25.367401  <LAVA_SIGNAL_TESTCASE TEST_CASE_ID=lkdtm_USERCOPY_STACK_FRAME_FROM_sh RESULT=fail>

 7801 19:40:25.367662  Received signal: <TESTCASE> TEST_CASE_ID=lkdtm_USERCOPY_STACK_FRAME_FROM_sh RESULT=fail
 7803 19:40:25.405686  <LAVA_SIGNAL_TESTCASE TEST_CASE_ID=lkdtm_USERCOPY_STACK_BEYOND_sh RESULT=fail>

 7804 19:40:25.405946  Received signal: <TESTCASE> TEST_CASE_ID=lkdtm_USERCOPY_STACK_BEYOND_sh RESULT=fail
 7806 19:40:25.448727  <LAVA_SIGNAL_TESTCASE TEST_CASE_ID=lkdtm_USERCOPY_KERNEL_sh RESULT=fail>

 7807 19:40:25.448985  Received signal: <TESTCASE> TEST_CASE_ID=lkdtm_USERCOPY_KERNEL_sh RESULT=fail
 7809 19:40:25.488699  <LAVA_SIGNAL_TESTCASE TEST_CASE_ID=lkdtm_STACKLEAK_ERASING_sh RESULT=fail>

 7810 19:40:25.488969  Received signal: <TESTCASE> TEST_CASE_ID=lkdtm_STACKLEAK_ERASING_sh RESULT=fail
 7812 19:40:25.523505  Received signal: <TESTCASE> TEST_CASE_ID=lkdtm_CFI_FORWARD_PROTO_sh RESULT=fail
 7814 19:40:25.526518  <LAVA_SIGNAL_TESTCASE TEST_CASE_ID=lkdtm_CFI_FORWARD_PROTO_sh RESULT=fail>

 7815 19:40:25.526603  + set +x

 7816 19:40:25.529626  <LAVA_SIGNAL_ENDRUN 1_kselftest-lkdtm 12460396_1.5.2.3.5>

 7817 19:40:25.529896  Received signal: <ENDRUN> 1_kselftest-lkdtm 12460396_1.5.2.3.5
 7818 19:40:25.529975  Ending use of test pattern.
 7819 19:40:25.530039  Ending test lava.1_kselftest-lkdtm (12460396_1.5.2.3.5), duration 47.20
 7821 19:40:25.532891  <LAVA_TEST_RUNNER EXIT>

 7822 19:40:25.533146  ok: lava_test_shell seems to have completed
 7823 19:40:25.533752  lkdtm_ACCESS_NULL_sh: pass
lkdtm_ACCESS_USERSPACE_sh: fail
lkdtm_ATOMIC_TIMING_sh_selftests_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_selftests_lkdtm_corrupt_pac_sh: skip
lkdtm_CORRUPT_STACK_STRONG_sh_selftests_lkdtm_corrupt_stack_strong_sh: skip
lkdtm_CORRUPT_STACK_sh_selftests_lkdtm_corrupt_stack_sh: skip
lkdtm_DOUBLE_FAULT_sh_selftests_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_selftests_lkdtm_exhaust_stack_sh: skip
lkdtm_HARDLOCKUP_sh_selftests_lkdtm_hardlockup_sh: skip
lkdtm_HUNG_TASK_sh_selftests_lkdtm_hung_task_sh: skip
lkdtm_LOOP_sh_selftests_lkdtm_loop_sh: skip
lkdtm_OVERWRITE_ALLOCATION_sh_selftests_lkdtm_overwrite_allocation_sh: skip
lkdtm_PANIC_sh_selftests_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_selftests_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_selftests_lkdtm_softlockup_sh: skip
lkdtm_SPINLOCKUP_sh_selftests_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_selftests_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_MESSAGE_sh: pass
lkdtm_WARNING_sh: pass
lkdtm_WRITE_AFTER_FREE_sh_selftests_lkdtm_write_after_free_sh: skip
lkdtm_WRITE_BUDDY_AFTER_FREE_sh_selftests_lkdtm_write_buddy_after_free_sh: skip
lkdtm_WRITE_KERN_sh: pass
lkdtm_WRITE_RO_AFTER_INIT_sh: pass
lkdtm_WRITE_RO_sh: pass
shardfile-lkdtm: pass

 7824 19:40:25.533872  end: 3.1 lava-test-shell (duration 00:00:48) [common]
 7825 19:40:25.533957  end: 3 lava-test-retry (duration 00:00:48) [common]
 7826 19:40:25.534041  start: 4 finalize (timeout 00:07:57) [common]
 7827 19:40:25.534129  start: 4.1 power-off (timeout 00:00:30) [common]
 7828 19:40:25.534277  Calling: 'pduclient' '--daemon=localhost' '--hostname=hp-11A-G6-EE-grunt-cbg-9' '--port=1' '--command=off'
 7829 19:40:25.611251  >> Command sent successfully.

 7830 19:40:25.613800  Returned 0 in 0 seconds
 7831 19:40:25.714217  end: 4.1 power-off (duration 00:00:00) [common]
 7833 19:40:25.714548  start: 4.2 read-feedback (timeout 00:07:56) [common]
 7834 19:40:25.714828  Listened to connection for namespace 'common' for up to 1s
 7835 19:40:25.715123  Listened to connection for namespace 'common' for up to 1s
 7836 19:40:26.715920  Finalising connection for namespace 'common'
 7837 19:40:26.716557  Disconnecting from shell: Finalise
 7838 19:40:26.716945  / # 
 7839 19:40:26.817924  end: 4.2 read-feedback (duration 00:00:01) [common]
 7840 19:40:26.818548  end: 4 finalize (duration 00:00:01) [common]
 7841 19:40:26.819091  Cleaning after the job
 7842 19:40:26.819569  Cleaning up download directory: /var/lib/lava/dispatcher/tmp/12460396/tftp-deploy-4m17rhr5/ramdisk
 7843 19:40:26.827189  Cleaning up download directory: /var/lib/lava/dispatcher/tmp/12460396/tftp-deploy-4m17rhr5/kernel
 7844 19:40:26.839068  Cleaning up download directory: /var/lib/lava/dispatcher/tmp/12460396/tftp-deploy-4m17rhr5/nfsrootfs
 7845 19:40:26.954222  Cleaning up download directory: /var/lib/lava/dispatcher/tmp/12460396/tftp-deploy-4m17rhr5/modules
 7846 19:40:26.957714  Override tmp directory removed at /var/lib/lava/dispatcher/tmp/12460396
 7847 19:40:27.599134  Root tmp directory removed at /var/lib/lava/dispatcher/tmp/12460396
 7848 19:40:27.599320  Job finished correctly