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

    1 07:48:12.277806  lava-dispatcher, installed at version: 2022.10
    2 07:48:12.277979  start: 0 validate
    3 07:48:12.278112  Start time: 2022-11-13 07:48:12.278105+00:00 (UTC)
    4 07:48:12.278235  Using caching service: 'http://localhost/cache/?uri=%s'
    5 07:48:12.278361  Validating that http://localhost/cache/?uri=http%3A%2F%2Fstorage.kernelci.org%2Fimages%2Frootfs%2Fdebian%2Fbullseye-kselftest%2F20221024.1%2Famd64%2Finitrd.cpio.gz exists
    6 07:48:12.281681  Using caching service: 'http://localhost/cache/?uri=%s'
    7 07:48:12.281801  Validating that http://localhost/cache/?uri=http%3A%2F%2Fstorage.kernelci.org%2Fcip%2Flinux-5.10.y-cip%2Fv5.10.154-cip20%2Fx86_64%2Fx86_64_defconfig%2Bx86-chromebook%2Bkselftest%2Fgcc-10%2Fkernel%2FbzImage exists
    8 07:48:16.794943  Using caching service: 'http://localhost/cache/?uri=%s'
    9 07:48:16.795634  Validating that http://localhost/cache/?uri=http%3A%2F%2Fstorage.kernelci.org%2Fimages%2Frootfs%2Fdebian%2Fbullseye-kselftest%2F20221024.1%2Famd64%2Ffull.rootfs.tar.xz exists
   10 07:48:16.805361  Using caching service: 'http://localhost/cache/?uri=%s'
   11 07:48:16.805566  Validating that http://localhost/cache/?uri=http%3A%2F%2Fstorage.kernelci.org%2Fcip%2Flinux-5.10.y-cip%2Fv5.10.154-cip20%2Fx86_64%2Fx86_64_defconfig%2Bx86-chromebook%2Bkselftest%2Fgcc-10%2Fmodules.tar.xz exists
   12 07:48:16.811761  validate duration: 4.53
   14 07:48:16.812046  start: 1 tftp-deploy (timeout 00:10:00) [common]
   15 07:48:16.812177  start: 1.1 download-retry (timeout 00:10:00) [common]
   16 07:48:16.812278  start: 1.1.1 http-download (timeout 00:10:00) [common]
   17 07:48:16.812389  Not decompressing ramdisk as can be used compressed.
   18 07:48:16.812483  downloading http://storage.kernelci.org/images/rootfs/debian/bullseye-kselftest/20221024.1/amd64/initrd.cpio.gz
   19 07:48:16.812560  saving as /var/lib/lava/dispatcher/tmp/7961787/tftp-deploy-l3w89xfr/ramdisk/initrd.cpio.gz
   20 07:48:16.812629  total size: 5431590 (5MB)
   21 07:48:16.820845  progress   0% (0MB)
   22 07:48:16.844708  progress   5% (0MB)
   23 07:48:16.862319  progress  10% (0MB)
   24 07:48:16.889196  progress  15% (0MB)
   25 07:48:16.904711  progress  20% (1MB)
   26 07:48:16.922919  progress  25% (1MB)
   27 07:48:16.941799  progress  30% (1MB)
   28 07:48:16.964812  progress  35% (1MB)
   29 07:48:16.983433  progress  40% (2MB)
   30 07:48:16.997285  progress  45% (2MB)
   31 07:48:17.011064  progress  50% (2MB)
   32 07:48:17.031664  progress  55% (2MB)
   33 07:48:17.059899  progress  60% (3MB)
   34 07:48:17.081722  progress  65% (3MB)
   35 07:48:17.106924  progress  70% (3MB)
   36 07:48:17.127470  progress  75% (3MB)
   37 07:48:17.149092  progress  80% (4MB)
   38 07:48:17.172308  progress  85% (4MB)
   39 07:48:17.200878  progress  90% (4MB)
   40 07:48:17.234104  progress  95% (4MB)
   41 07:48:17.260589  progress 100% (5MB)
   42 07:48:17.261973  5MB downloaded in 0.45s (11.53MB/s)
   43 07:48:17.262681  end: 1.1.1 http-download (duration 00:00:00) [common]
   45 07:48:17.263954  end: 1.1 download-retry (duration 00:00:00) [common]
   46 07:48:17.264430  start: 1.2 download-retry (timeout 00:10:00) [common]
   47 07:48:17.264900  start: 1.2.1 http-download (timeout 00:10:00) [common]
   48 07:48:17.265412  downloading http://storage.kernelci.org/cip/linux-5.10.y-cip/v5.10.154-cip20/x86_64/x86_64_defconfig+x86-chromebook+kselftest/gcc-10/kernel/bzImage
   49 07:48:17.265820  saving as /var/lib/lava/dispatcher/tmp/7961787/tftp-deploy-l3w89xfr/kernel/bzImage
   50 07:48:17.266150  total size: 14024416 (13MB)
   51 07:48:17.266463  No compression specified
   52 07:48:17.272075  progress   0% (0MB)
   53 07:48:17.293323  progress   5% (0MB)
   54 07:48:17.318426  progress  10% (1MB)
   55 07:48:17.342605  progress  15% (2MB)
   56 07:48:17.364519  progress  20% (2MB)
   57 07:48:17.388330  progress  25% (3MB)
   58 07:48:17.414248  progress  30% (4MB)
   59 07:48:17.437728  progress  35% (4MB)
   60 07:48:17.461276  progress  40% (5MB)
   61 07:48:17.484380  progress  45% (6MB)
   62 07:48:17.508671  progress  50% (6MB)
   63 07:48:17.532306  progress  55% (7MB)
   64 07:48:17.555780  progress  60% (8MB)
   65 07:48:17.581527  progress  65% (8MB)
   66 07:48:17.605064  progress  70% (9MB)
   67 07:48:17.629143  progress  75% (10MB)
   68 07:48:17.653870  progress  80% (10MB)
   69 07:48:17.676530  progress  85% (11MB)
   70 07:48:17.700851  progress  90% (12MB)
   71 07:48:17.724591  progress  95% (12MB)
   72 07:48:17.746754  progress 100% (13MB)
   73 07:48:17.747081  13MB downloaded in 0.48s (27.81MB/s)
   74 07:48:17.747246  end: 1.2.1 http-download (duration 00:00:00) [common]
   76 07:48:17.747511  end: 1.2 download-retry (duration 00:00:00) [common]
   77 07:48:17.747612  start: 1.3 download-retry (timeout 00:09:59) [common]
   78 07:48:17.747706  start: 1.3.1 http-download (timeout 00:09:59) [common]
   79 07:48:17.747821  downloading http://storage.kernelci.org/images/rootfs/debian/bullseye-kselftest/20221024.1/amd64/full.rootfs.tar.xz
   80 07:48:17.747896  saving as /var/lib/lava/dispatcher/tmp/7961787/tftp-deploy-l3w89xfr/nfsrootfs/full.rootfs.tar
   81 07:48:17.747969  total size: 207174592 (197MB)
   82 07:48:17.748033  Using unxz to decompress xz
   83 07:48:17.753186  progress   0% (0MB)
   84 07:48:18.305966  progress   5% (9MB)
   85 07:48:18.844027  progress  10% (19MB)
   86 07:48:19.437231  progress  15% (29MB)
   87 07:48:20.312888  progress  20% (39MB)
   88 07:48:21.342914  progress  25% (49MB)
   89 07:48:22.346240  progress  30% (59MB)
   90 07:48:23.360188  progress  35% (69MB)
   91 07:48:24.385156  progress  40% (79MB)
   92 07:48:25.169164  progress  45% (88MB)
   93 07:48:25.868087  progress  50% (98MB)
   94 07:48:26.575465  progress  55% (108MB)
   95 07:48:27.272919  progress  60% (118MB)
   96 07:48:27.693970  progress  65% (128MB)
   97 07:48:28.051780  progress  70% (138MB)
   98 07:48:28.411727  progress  75% (148MB)
   99 07:48:28.769613  progress  80% (158MB)
  100 07:48:29.132215  progress  85% (167MB)
  101 07:48:29.539241  progress  90% (177MB)
  102 07:48:30.012164  progress  95% (187MB)
  103 07:48:30.605754  progress 100% (197MB)
  104 07:48:30.611374  197MB downloaded in 12.86s (15.36MB/s)
  105 07:48:30.611641  end: 1.3.1 http-download (duration 00:00:13) [common]
  107 07:48:30.611922  end: 1.3 download-retry (duration 00:00:13) [common]
  108 07:48:30.612015  start: 1.4 download-retry (timeout 00:09:46) [common]
  109 07:48:30.612105  start: 1.4.1 http-download (timeout 00:09:46) [common]
  110 07:48:30.612217  downloading http://storage.kernelci.org/cip/linux-5.10.y-cip/v5.10.154-cip20/x86_64/x86_64_defconfig+x86-chromebook+kselftest/gcc-10/modules.tar.xz
  111 07:48:30.612290  saving as /var/lib/lava/dispatcher/tmp/7961787/tftp-deploy-l3w89xfr/modules/modules.tar
  112 07:48:30.612353  total size: 1989096 (1MB)
  113 07:48:30.612416  Using unxz to decompress xz
  114 07:48:30.630986  progress   1% (0MB)
  115 07:48:30.642869  progress   6% (0MB)
  116 07:48:30.648864  progress  11% (0MB)
  117 07:48:30.651905  progress  16% (0MB)
  118 07:48:30.656774  progress  21% (0MB)
  119 07:48:30.665060  progress  26% (0MB)
  120 07:48:30.675980  progress  31% (0MB)
  121 07:48:30.681208  progress  36% (0MB)
  122 07:48:30.686179  progress  41% (0MB)
  123 07:48:30.695871  progress  46% (0MB)
  124 07:48:30.701531  progress  51% (0MB)
  125 07:48:30.710615  progress  56% (1MB)
  126 07:48:30.721050  progress  62% (1MB)
  127 07:48:30.727387  progress  67% (1MB)
  128 07:48:30.735812  progress  72% (1MB)
  129 07:48:30.746721  progress  77% (1MB)
  130 07:48:30.752349  progress  82% (1MB)
  131 07:48:30.762993  progress  87% (1MB)
  132 07:48:30.772240  progress  92% (1MB)
  133 07:48:30.773913  progress  97% (1MB)
  134 07:48:30.783606  1MB downloaded in 0.17s (11.08MB/s)
  135 07:48:30.783854  end: 1.4.1 http-download (duration 00:00:00) [common]
  137 07:48:30.784116  end: 1.4 download-retry (duration 00:00:00) [common]
  138 07:48:30.784213  start: 1.5 prepare-tftp-overlay (timeout 00:09:46) [common]
  139 07:48:30.784310  start: 1.5.1 extract-nfsrootfs (timeout 00:09:46) [common]
  140 07:48:32.800702  Extracted nfsroot to /var/lib/lava/dispatcher/tmp/7961787/extract-nfsrootfs-7ymn25xw
  141 07:48:32.800922  end: 1.5.1 extract-nfsrootfs (duration 00:00:02) [common]
  142 07:48:32.801029  start: 1.5.2 lava-overlay (timeout 00:09:44) [common]
  143 07:48:32.801175  [common] Preparing overlay tarball in /var/lib/lava/dispatcher/tmp/7961787/lava-overlay-6idsupg9
  144 07:48:32.801279  makedir: /var/lib/lava/dispatcher/tmp/7961787/lava-overlay-6idsupg9/lava-7961787/bin
  145 07:48:32.801365  makedir: /var/lib/lava/dispatcher/tmp/7961787/lava-overlay-6idsupg9/lava-7961787/tests
  146 07:48:32.801447  makedir: /var/lib/lava/dispatcher/tmp/7961787/lava-overlay-6idsupg9/lava-7961787/results
  147 07:48:32.801594  Creating /var/lib/lava/dispatcher/tmp/7961787/lava-overlay-6idsupg9/lava-7961787/bin/lava-add-keys
  148 07:48:32.801727  Creating /var/lib/lava/dispatcher/tmp/7961787/lava-overlay-6idsupg9/lava-7961787/bin/lava-add-sources
  149 07:48:32.801846  Creating /var/lib/lava/dispatcher/tmp/7961787/lava-overlay-6idsupg9/lava-7961787/bin/lava-background-process-start
  150 07:48:32.801958  Creating /var/lib/lava/dispatcher/tmp/7961787/lava-overlay-6idsupg9/lava-7961787/bin/lava-background-process-stop
  151 07:48:32.802069  Creating /var/lib/lava/dispatcher/tmp/7961787/lava-overlay-6idsupg9/lava-7961787/bin/lava-common-functions
  152 07:48:32.802179  Creating /var/lib/lava/dispatcher/tmp/7961787/lava-overlay-6idsupg9/lava-7961787/bin/lava-echo-ipv4
  153 07:48:32.802289  Creating /var/lib/lava/dispatcher/tmp/7961787/lava-overlay-6idsupg9/lava-7961787/bin/lava-install-packages
  154 07:48:32.802398  Creating /var/lib/lava/dispatcher/tmp/7961787/lava-overlay-6idsupg9/lava-7961787/bin/lava-installed-packages
  155 07:48:32.802506  Creating /var/lib/lava/dispatcher/tmp/7961787/lava-overlay-6idsupg9/lava-7961787/bin/lava-os-build
  156 07:48:32.802613  Creating /var/lib/lava/dispatcher/tmp/7961787/lava-overlay-6idsupg9/lava-7961787/bin/lava-probe-channel
  157 07:48:32.802720  Creating /var/lib/lava/dispatcher/tmp/7961787/lava-overlay-6idsupg9/lava-7961787/bin/lava-probe-ip
  158 07:48:32.802829  Creating /var/lib/lava/dispatcher/tmp/7961787/lava-overlay-6idsupg9/lava-7961787/bin/lava-target-ip
  159 07:48:32.802936  Creating /var/lib/lava/dispatcher/tmp/7961787/lava-overlay-6idsupg9/lava-7961787/bin/lava-target-mac
  160 07:48:32.803042  Creating /var/lib/lava/dispatcher/tmp/7961787/lava-overlay-6idsupg9/lava-7961787/bin/lava-target-storage
  161 07:48:32.803151  Creating /var/lib/lava/dispatcher/tmp/7961787/lava-overlay-6idsupg9/lava-7961787/bin/lava-test-case
  162 07:48:32.803265  Creating /var/lib/lava/dispatcher/tmp/7961787/lava-overlay-6idsupg9/lava-7961787/bin/lava-test-event
  163 07:48:32.803373  Creating /var/lib/lava/dispatcher/tmp/7961787/lava-overlay-6idsupg9/lava-7961787/bin/lava-test-feedback
  164 07:48:32.803482  Creating /var/lib/lava/dispatcher/tmp/7961787/lava-overlay-6idsupg9/lava-7961787/bin/lava-test-raise
  165 07:48:32.803589  Creating /var/lib/lava/dispatcher/tmp/7961787/lava-overlay-6idsupg9/lava-7961787/bin/lava-test-reference
  166 07:48:32.803697  Creating /var/lib/lava/dispatcher/tmp/7961787/lava-overlay-6idsupg9/lava-7961787/bin/lava-test-runner
  167 07:48:32.803806  Creating /var/lib/lava/dispatcher/tmp/7961787/lava-overlay-6idsupg9/lava-7961787/bin/lava-test-set
  168 07:48:32.803913  Creating /var/lib/lava/dispatcher/tmp/7961787/lava-overlay-6idsupg9/lava-7961787/bin/lava-test-shell
  169 07:48:32.804022  Updating /var/lib/lava/dispatcher/tmp/7961787/lava-overlay-6idsupg9/lava-7961787/bin/lava-add-keys (debian)
  170 07:48:32.804133  Updating /var/lib/lava/dispatcher/tmp/7961787/lava-overlay-6idsupg9/lava-7961787/bin/lava-add-sources (debian)
  171 07:48:32.804244  Updating /var/lib/lava/dispatcher/tmp/7961787/lava-overlay-6idsupg9/lava-7961787/bin/lava-install-packages (debian)
  172 07:48:32.804355  Updating /var/lib/lava/dispatcher/tmp/7961787/lava-overlay-6idsupg9/lava-7961787/bin/lava-installed-packages (debian)
  173 07:48:32.804465  Updating /var/lib/lava/dispatcher/tmp/7961787/lava-overlay-6idsupg9/lava-7961787/bin/lava-os-build (debian)
  174 07:48:32.804560  Creating /var/lib/lava/dispatcher/tmp/7961787/lava-overlay-6idsupg9/lava-7961787/environment
  175 07:48:32.804645  LAVA metadata
  176 07:48:32.804718  - LAVA_JOB_ID=7961787
  177 07:48:32.804824  - LAVA_DISPATCHER_IP=192.168.201.1
  178 07:48:32.804923  start: 1.5.2.1 lava-vland-overlay (timeout 00:09:44) [common]
  179 07:48:32.804987  skipped lava-vland-overlay
  180 07:48:32.805061  end: 1.5.2.1 lava-vland-overlay (duration 00:00:00) [common]
  181 07:48:32.805141  start: 1.5.2.2 lava-multinode-overlay (timeout 00:09:44) [common]
  182 07:48:32.805202  skipped lava-multinode-overlay
  183 07:48:32.805275  end: 1.5.2.2 lava-multinode-overlay (duration 00:00:00) [common]
  184 07:48:32.805356  start: 1.5.2.3 test-definition (timeout 00:09:44) [common]
  185 07:48:32.805427  Loading test definitions
  186 07:48:32.805678  start: 1.5.2.3.1 inline-repo-action (timeout 00:09:44) [common]
  187 07:48:32.805752  Using /lava-7961787 at stage 0
  188 07:48:32.805986  uuid=7961787_1.5.2.3.1 testdef=None
  189 07:48:32.806076  end: 1.5.2.3.1 inline-repo-action (duration 00:00:00) [common]
  190 07:48:32.806163  start: 1.5.2.3.2 test-overlay (timeout 00:09:44) [common]
  191 07:48:32.806580  end: 1.5.2.3.2 test-overlay (duration 00:00:00) [common]
  193 07:48:32.806812  start: 1.5.2.3.3 test-install-overlay (timeout 00:09:44) [common]
  194 07:48:32.807296  end: 1.5.2.3.3 test-install-overlay (duration 00:00:00) [common]
  196 07:48:32.807535  start: 1.5.2.3.4 test-runscript-overlay (timeout 00:09:44) [common]
  197 07:48:32.808062  runner path: /var/lib/lava/dispatcher/tmp/7961787/lava-overlay-6idsupg9/lava-7961787/0/tests/0_timesync-off test_uuid 7961787_1.5.2.3.1
  198 07:48:32.808214  end: 1.5.2.3.4 test-runscript-overlay (duration 00:00:00) [common]
  200 07:48:32.808446  start: 1.5.2.3.5 git-repo-action (timeout 00:09:44) [common]
  201 07:48:32.808518  Using /lava-7961787 at stage 0
  202 07:48:32.808614  Fetching tests from https://github.com/kernelci/test-definitions.git
  203 07:48:32.808695  Running '/usr/bin/git clone https://github.com/kernelci/test-definitions.git /var/lib/lava/dispatcher/tmp/7961787/lava-overlay-6idsupg9/lava-7961787/0/tests/1_kselftest-lkdtm'
  204 07:48:35.079774  Running '/usr/bin/git checkout kernelci.org
  205 07:48:35.162604  Tests stored (tmp) in /var/lib/lava/dispatcher/tmp/7961787/lava-overlay-6idsupg9/lava-7961787/0/tests/1_kselftest-lkdtm/automated/linux/kselftest/kselftest.yaml
  206 07:48:35.163287  uuid=7961787_1.5.2.3.5 testdef=None
  207 07:48:35.163450  end: 1.5.2.3.5 git-repo-action (duration 00:00:02) [common]
  209 07:48:35.163701  start: 1.5.2.3.6 test-overlay (timeout 00:09:42) [common]
  210 07:48:35.164390  end: 1.5.2.3.6 test-overlay (duration 00:00:00) [common]
  212 07:48:35.164635  start: 1.5.2.3.7 test-install-overlay (timeout 00:09:42) [common]
  213 07:48:35.165521  end: 1.5.2.3.7 test-install-overlay (duration 00:00:00) [common]
  215 07:48:35.165780  start: 1.5.2.3.8 test-runscript-overlay (timeout 00:09:42) [common]
  216 07:48:35.166673  runner path: /var/lib/lava/dispatcher/tmp/7961787/lava-overlay-6idsupg9/lava-7961787/0/tests/1_kselftest-lkdtm test_uuid 7961787_1.5.2.3.5
  217 07:48:35.166762  BOARD='hp-11A-G6-EE-grunt'
  218 07:48:35.166829  BRANCH='cip'
  219 07:48:35.166892  SKIPFILE='skipfile-lkft.yaml'
  220 07:48:35.166953  TESTPROG_URL='http://storage.kernelci.org/cip/linux-5.10.y-cip/v5.10.154-cip20/x86_64/x86_64_defconfig+x86-chromebook+kselftest/gcc-10/kselftest.tar.xz'
  221 07:48:35.167014  TST_CASENAME=''
  222 07:48:35.167072  TST_CMDFILES='lkdtm'
  223 07:48:35.167202  end: 1.5.2.3.8 test-runscript-overlay (duration 00:00:00) [common]
  225 07:48:35.167416  Creating lava-test-runner.conf files
  226 07:48:35.167483  Using lava-test-runner path: /var/lib/lava/dispatcher/tmp/7961787/lava-overlay-6idsupg9/lava-7961787/0 for stage 0
  227 07:48:35.167568  - 0_timesync-off
  228 07:48:35.167638  - 1_kselftest-lkdtm
  229 07:48:35.167731  end: 1.5.2.3 test-definition (duration 00:00:02) [common]
  230 07:48:35.167817  start: 1.5.2.4 compress-overlay (timeout 00:09:42) [common]
  231 07:48:42.548493  end: 1.5.2.4 compress-overlay (duration 00:00:07) [common]
  232 07:48:42.548657  start: 1.5.2.5 persistent-nfs-overlay (timeout 00:09:34) [common]
  233 07:48:42.548755  end: 1.5.2.5 persistent-nfs-overlay (duration 00:00:00) [common]
  234 07:48:42.548858  end: 1.5.2 lava-overlay (duration 00:00:10) [common]
  235 07:48:42.548949  start: 1.5.3 extract-overlay-ramdisk (timeout 00:09:34) [common]
  236 07:48:42.650442  end: 1.5.3 extract-overlay-ramdisk (duration 00:00:00) [common]
  237 07:48:42.650782  start: 1.5.4 extract-modules (timeout 00:09:34) [common]
  238 07:48:42.650897  extracting modules file /var/lib/lava/dispatcher/tmp/7961787/tftp-deploy-l3w89xfr/modules/modules.tar to /var/lib/lava/dispatcher/tmp/7961787/extract-nfsrootfs-7ymn25xw
  239 07:48:42.674007  extracting modules file /var/lib/lava/dispatcher/tmp/7961787/tftp-deploy-l3w89xfr/modules/modules.tar to /var/lib/lava/dispatcher/tmp/7961787/extract-overlay-ramdisk-_6anb981/ramdisk
  240 07:48:42.696364  end: 1.5.4 extract-modules (duration 00:00:00) [common]
  241 07:48:42.696539  start: 1.5.5 apply-overlay-tftp (timeout 00:09:34) [common]
  242 07:48:42.696633  [common] Applying overlay to NFS
  243 07:48:42.696709  [common] Applying overlay /var/lib/lava/dispatcher/tmp/7961787/compress-overlay-46lz7io_/overlay-1.5.2.4.tar.gz to directory /var/lib/lava/dispatcher/tmp/7961787/extract-nfsrootfs-7ymn25xw
  244 07:48:43.154256  end: 1.5.5 apply-overlay-tftp (duration 00:00:00) [common]
  245 07:48:43.154422  start: 1.5.6 configure-preseed-file (timeout 00:09:34) [common]
  246 07:48:43.154520  end: 1.5.6 configure-preseed-file (duration 00:00:00) [common]
  247 07:48:43.154615  start: 1.5.7 compress-ramdisk (timeout 00:09:34) [common]
  248 07:48:43.154701  Building ramdisk /var/lib/lava/dispatcher/tmp/7961787/extract-overlay-ramdisk-_6anb981/ramdisk.cpio containing /var/lib/lava/dispatcher/tmp/7961787/extract-overlay-ramdisk-_6anb981/ramdisk
  249 07:48:43.219552  >> 51450 blocks

  250 07:48:44.017667  rename /var/lib/lava/dispatcher/tmp/7961787/extract-overlay-ramdisk-_6anb981/ramdisk.cpio.gz to /var/lib/lava/dispatcher/tmp/7961787/tftp-deploy-l3w89xfr/ramdisk/ramdisk.cpio.gz
  251 07:48:44.018112  end: 1.5.7 compress-ramdisk (duration 00:00:01) [common]
  252 07:48:44.018238  start: 1.5.8 prepare-kernel (timeout 00:09:33) [common]
  253 07:48:44.018340  start: 1.5.8.1 prepare-fit (timeout 00:09:33) [common]
  254 07:48:44.018436  No mkimage arch provided, not using FIT.
  255 07:48:44.018527  end: 1.5.8.1 prepare-fit (duration 00:00:00) [common]
  256 07:48:44.018609  end: 1.5.8 prepare-kernel (duration 00:00:00) [common]
  257 07:48:44.018708  end: 1.5 prepare-tftp-overlay (duration 00:00:13) [common]
  258 07:48:44.018816  start: 1.6 lxc-create-udev-rule-action (timeout 00:09:33) [common]
  259 07:48:44.018959  No LXC device requested
  260 07:48:44.019059  end: 1.6 lxc-create-udev-rule-action (duration 00:00:00) [common]
  261 07:48:44.019150  start: 1.7 deploy-device-env (timeout 00:09:33) [common]
  262 07:48:44.019231  end: 1.7 deploy-device-env (duration 00:00:00) [common]
  263 07:48:44.019306  Checking files for TFTP limit of 4294967296 bytes.
  264 07:48:44.019684  end: 1 tftp-deploy (duration 00:00:27) [common]
  265 07:48:44.019791  start: 2 depthcharge-action (timeout 00:05:00) [common]
  266 07:48:44.019887  start: 2.1 depthcharge-overlay (timeout 00:05:00) [common]
  267 07:48:44.020015  substitutions:
  268 07:48:44.020085  - {DTB}: None
  269 07:48:44.020151  - {INITRD}: 7961787/tftp-deploy-l3w89xfr/ramdisk/ramdisk.cpio.gz
  270 07:48:44.020212  - {KERNEL}: 7961787/tftp-deploy-l3w89xfr/kernel/bzImage
  271 07:48:44.020272  - {LAVA_MAC}: None
  272 07:48:44.020331  - {NFSROOTFS}: /var/lib/lava/dispatcher/tmp/7961787/extract-nfsrootfs-7ymn25xw
  273 07:48:44.020390  - {NFS_SERVER_IP}: 192.168.201.1
  274 07:48:44.020447  - {PRESEED_CONFIG}: None
  275 07:48:44.020505  - {PRESEED_LOCAL}: None
  276 07:48:44.020561  - {RAMDISK}: 7961787/tftp-deploy-l3w89xfr/ramdisk/ramdisk.cpio.gz
  277 07:48:44.020617  - {ROOT_PART}: None
  278 07:48:44.020672  - {ROOT}: None
  279 07:48:44.020728  - {SERVER_IP}: 192.168.201.1
  280 07:48:44.020800  - {TEE}: None
  281 07:48:44.020857  Parsed boot commands:
  282 07:48:44.020925  - tftpboot 192.168.201.1 {DEPTHCHARGE_KERNEL} {CMDLINE} {DEPTHCHARGE_RAMDISK}
  283 07:48:44.021078  Parsed boot commands: tftpboot 192.168.201.1 7961787/tftp-deploy-l3w89xfr/kernel/bzImage 7961787/tftp-deploy-l3w89xfr/kernel/cmdline 7961787/tftp-deploy-l3w89xfr/ramdisk/ramdisk.cpio.gz
  284 07:48:44.021169  end: 2.1 depthcharge-overlay (duration 00:00:00) [common]
  285 07:48:44.021259  start: 2.2 depthcharge-retry (timeout 00:05:00) [common]
  286 07:48:44.021354  start: 2.2.1 reset-connection (timeout 00:05:00) [common]
  287 07:48:44.021444  start: 2.2.1.1 disconnect-device (timeout 00:05:00) [common]
  288 07:48:44.021570  Not connected, no need to disconnect.
  289 07:48:44.021648  end: 2.2.1.1 disconnect-device (duration 00:00:00) [common]
  290 07:48:44.021733  start: 2.2.1.2 connect-device (timeout 00:05:00) [common]
  291 07:48:44.021801  [common] connect-device Connecting to device using '/usr/bin/console -k -f -M localhost hp-11A-G6-EE-grunt-cbg-5'
  292 07:48:44.024552  Setting prompt string to ['lava-test: # ']
  293 07:48:44.024855  end: 2.2.1.2 connect-device (duration 00:00:00) [common]
  294 07:48:44.024977  end: 2.2.1 reset-connection (duration 00:00:00) [common]
  295 07:48:44.025104  start: 2.2.2 reset-device (timeout 00:05:00) [common]
  296 07:48:44.025229  start: 2.2.2.1 pdu-reboot (timeout 00:05:00) [common]
  297 07:48:44.025434  Calling: 'nice' 'pduclient' '--daemon=localhost' '--hostname=hp-11A-G6-EE-grunt-cbg-5' '--port=1' '--command=reboot'
  298 07:48:44.044475  >> Command sent successfully.

  299 07:48:44.046460  Returned 0 in 0 seconds
  300 07:48:44.147238  end: 2.2.2.1 pdu-reboot (duration 00:00:00) [common]
  302 07:48:44.147542  end: 2.2.2 reset-device (duration 00:00:00) [common]
  303 07:48:44.147647  start: 2.2.3 depthcharge-start (timeout 00:05:00) [common]
  304 07:48:44.147740  Setting prompt string to 'Starting depthcharge on grunt...'
  305 07:48:44.147809  Changing prompt to 'Starting depthcharge on grunt...'
  306 07:48:44.147882  depthcharge-start: Wait for prompt Starting depthcharge on grunt... (timeout 00:05:00)
  307 07:48:44.148151  [Enter `^Ec?' for help]
  308 07:48:51.458006  
  309 07:48:51.458688  
  310 07:48:51.459462  coreboot-56f9d1cd49 Thu Sep  5 21:57:06 UTC 2019 bootblock starting...
  311 07:48:51.459875  Family_Model: 00670f00
  312 07:48:51.460228  PMxC0 STATUS: 0x80800 DoReset BIT11 
  313 07:48:51.460577  DW I2C bus 1 at 0xfedc3000 (400 KHz)
  314 07:48:51.460908  VBOOT: Loading verstage.
  315 07:48:51.461352  CBFS: 'Master Header Locator' located CBFS at [df0000:ffffc0)
  316 07:48:51.462253  CBFS: Locating 'fallback/verstage'
  317 07:48:51.462825  CBFS: Found @ offset aa8c0 size d5a4
  318 07:48:51.463316  
  319 07:48:51.463851  
  320 07:48:51.464405  coreboot-56f9d1cd49 Thu Sep  5 21:57:06 UTC 2019 verstage starting...
  321 07:48:51.513581  Probing TPM I2C: .done! DID_VID 0x00281ae0
  322 07:48:51.516983  TPM ready after 0 ms
  323 07:48:51.520092  cr50 TPM 2.0 (i2c 1:0x50 id 0x28)
  324 07:48:51.555412  TPM: setup succeeded
  325 07:48:51.572790  src/security/tpm/tss/tcg-2.0/tss.c:177 index 0x1007 return code 0
  326 07:48:51.575944  Chrome EC: UHEPI supported
  327 07:48:51.576432  Phase 1
  328 07:48:51.583424  FMAP: Found "FLASH" version 1.1 at d7f000.
  329 07:48:51.586382  FMAP: base = ff000000 size = 1000000 #areas = 30
  330 07:48:51.589464  FMAP: area GBB found @ d80000 (458752 bytes)
  331 07:48:51.596803  VB2:vb2_check_recovery() Recovery reason from previous boot: 0x0 / 0x0
  332 07:48:51.597509  Phase 2
  333 07:48:51.599636  Phase 3
  334 07:48:51.602518  FMAP: area GBB found @ d80000 (458752 bytes)
  335 07:48:51.609702  VB2:vb2_report_dev_firmware() This is developer signed firmware
  336 07:48:51.612651  FMAP: area VBLOCK_A found @ 21000 (65536 bytes)
  337 07:48:51.616237  FMAP: area VBLOCK_A found @ 21000 (65536 bytes)
  338 07:48:51.622362  VB2:vb2_verify_keyblock() Checking key block signature...
  339 07:48:51.650360  FMAP: area VBLOCK_A found @ 21000 (65536 bytes)
  340 07:48:51.653565  FMAP: area VBLOCK_A found @ 21000 (65536 bytes)
  341 07:48:51.656566  VB2:vb2_verify_fw_preamble() Verifying preamble.
  342 07:48:51.665422  Phase 4
  343 07:48:51.668441  FMAP: area FW_MAIN_A found @ 31000 (2154432 bytes)
  344 07:48:51.675102  VB2:vb2api_init_hash() HW crypto for hash_alg 2 not supported, using SW
  345 07:48:51.793822  VB2:vb2_rsa_verify_digest() Digest check failed!
  346 07:48:51.797168  VB2:vb2_fail() Need recovery, reason: 0x1b / 0x7
  347 07:48:51.799976  Saving nvdata
  348 07:48:51.800599  Reboot requested (10020007)
  349 07:48:51.803568  board_reset() called!
  350 07:48:52.008395  
  351 07:48:52.008981  
  352 07:48:52.009397  coreboot-56f9d1cd49 Thu Sep  5 21:57:06 UTC 2019 bootblock starting...
  353 07:48:52.009832  Family_Model: 00670f00
  354 07:48:52.010563  PMxC0 STATUS: 0x80800 DoReset BIT11 
  355 07:48:52.010949  DW I2C bus 1 at 0xfedc3000 (400 KHz)
  356 07:48:52.011335  VBOOT: Loading verstage.
  357 07:48:52.011915  CBFS: 'Master Header Locator' located CBFS at [df0000:ffffc0)
  358 07:48:52.012520  CBFS: Locating 'fallback/verstage'
  359 07:48:52.013109  CBFS: Found @ offset aa8c0 size d5a4
  360 07:48:52.013521  
  361 07:48:52.013881  
  362 07:48:52.014577  coreboot-56f9d1cd49 Thu Sep  5 21:57:06 UTC 2019 verstage starting...
  363 07:48:52.072598  Probing TPM I2C: .done! DID_VID 0x00281ae0
  364 07:48:52.076502  TPM ready after 0 ms
  365 07:48:52.079933  cr50 TPM 2.0 (i2c 1:0x50 id 0x28)
  366 07:48:52.114165  TPM: setup succeeded
  367 07:48:52.132041  src/security/tpm/tss/tcg-2.0/tss.c:177 index 0x1007 return code 0
  368 07:48:52.134585  Chrome EC: UHEPI supported
  369 07:48:52.135077  Phase 1
  370 07:48:52.142001  FMAP: Found "FLASH" version 1.1 at d7f000.
  371 07:48:52.144980  FMAP: base = ff000000 size = 1000000 #areas = 30
  372 07:48:52.148558  FMAP: area GBB found @ d80000 (458752 bytes)
  373 07:48:52.155073  VB2:vb2_check_recovery() Recovery reason from previous boot: 0x1b / 0x7
  374 07:48:52.162197  VB2:vb2_check_recovery() We have a recovery request: 0x1b / 0x0
  375 07:48:52.164936  Recovery requested (1009000e)
  376 07:48:52.165564  Saving nvdata
  377 07:48:52.179987  tlcl_extend: response is 0
  378 07:48:52.195275  tlcl_extend: response is 0
  379 07:48:52.201686  CBFS: 'Master Header Locator' located CBFS at [df0000:ffffc0)
  380 07:48:52.204811  CBFS: Locating 'fallback/romstage'
  381 07:48:52.208130  CBFS: Found @ offset 80 size d2e4
  382 07:48:52.208613  
  383 07:48:52.208996  
  384 07:48:52.214450  coreboot-56f9d1cd49 Thu Sep  5 21:57:06 UTC 2019 romstage starting...
  385 07:48:52.221467  CBFS: 'Master Header Locator' located CBFS at [df0000:ffffc0)
  386 07:48:52.222094  CBFS: Locating 'smu_fw'
  387 07:48:52.224708  CBFS: Found @ offset 7bc00 size 12262
  388 07:48:52.252158  PSP: Load blob type 19 from @ffe6bc38... OK
  389 07:48:52.255649  Google Chrome set keyboard backlight: 4 status (0)
  390 07:48:52.256234  POST: 0x37
  391 07:48:52.258242  agesawrapper_amdinitreset() entry
  392 07:48:52.265289  CBFS: 'Master Header Locator' located CBFS at [df0000:ffffc0)
  393 07:48:52.268639  CBFS: Locating 'AGESA_PRE_MEM'
  394 07:48:52.271721  CBFS: Found @ offset df80 size 53bcc
  395 07:48:52.281417  agesawrapper_amdinitreset() returned AGESA_SUCCESS
  396 07:48:52.282024  POST: 0x38
  397 07:48:52.284614  agesawrapper_amdinitearly() entry
  398 07:48:52.299281  Warning - AGESA callout: platform_PcieSlotResetControl not supported
  399 07:48:52.306228  Warning - AGESA callout: platform_PcieSlotResetControl not supported
  400 07:48:52.328012  agesawrapper_amdinitearly() returned AGESA_SUCCESS
  401 07:48:52.328591  POST: 0x40
  402 07:48:52.331259  agesawrapper_amdinitpost() entry
  403 07:48:52.334808  DRAM clear on reset: Keep
  404 07:48:52.337903  variant_mainboard_read_spd SPD index 9
  405 07:48:52.344546  CBFS: 'Master Header Locator' located CBFS at [df0000:ffffc0)
  406 07:48:52.347856  CBFS: Locating 'spd.bin'
  407 07:48:52.351497  CBFS: Found @ offset 79bc0 size 2000
  408 07:48:52.609768  AGESA set: umamode UMA_SPECIFIED
  409 07:48:52.616484           : syslimit 0x12effffff, bottomio 0x00d00000
  410 07:48:52.619260           : uma size 16MB, uma start 0xcf000000
  411 07:48:52.626424  agesawrapper_amdinitpost() returned AGESA_SUCCESS
  412 07:48:52.627009  POST: 0x41
  413 07:48:52.629665  Boot Count incremented to 48644
  414 07:48:52.630292  POST: 0x42
  415 07:48:52.635975  PSP: Notify that DRAM is available... OK
  416 07:48:52.636656  POST: 0x43
  417 07:48:52.637046  CBMEM:
  418 07:48:52.640056  IMD: root @ cdfff000 254 entries.
  419 07:48:52.642721  IMD: root @ cdffec00 62 entries.
  420 07:48:52.646622  External stage cache:
  421 07:48:52.649383  IMD: root @ cefff000 254 entries.
  422 07:48:52.652910  IMD: root @ ceffec00 62 entries.
  423 07:48:52.656014  creating vboot_handoff structure
  424 07:48:52.659772  Chrome EC: UHEPI supported
  425 07:48:52.662613  Chrome EC: clear events_b mask to 0x0000000021004000
  426 07:48:52.667454  POST: 0x44
  427 07:48:52.669823  MTRR Range: Start=cd000000 End=ce000000 (Size 1000000)
  428 07:48:52.676694  MTRR Range: Start=ff000000 End=0 (Size 1000000)
  429 07:48:52.680105  MTRR Range: Start=ce800000 End=cf000000 (Size 800000)
  430 07:48:52.680682  POST: 0x45
  431 07:48:52.686591  CBFS: 'Master Header Locator' located CBFS at [df0000:ffffc0)
  432 07:48:52.689803  CBFS: Locating 'fallback/postcar'
  433 07:48:52.692797  CBFS: Found @ offset a2a80 size 41f4
  434 07:48:52.699388  Decompressing stage fallback/postcar @ 0xcdfa1fc0 (33488 bytes)
  435 07:48:52.709870  Loading module at cdfa2000 with entry cdfa2000. filesize: 0x3fd0 memsize: 0x8290
  436 07:48:52.713390  Processing 114 relocs. Offset value of 0xcbfa2000
  437 07:48:52.717417  
  438 07:48:52.717579  
  439 07:48:52.720806  coreboot-56f9d1cd49 Thu Sep  5 21:57:06 UTC 2019 postcar starting...
  440 07:48:52.727231  CBFS: 'Master Header Locator' located CBFS at [df0000:ffffc0)
  441 07:48:52.730508  CBFS: Locating 'fallback/ramstage'
  442 07:48:52.734018  CBFS: Found @ offset 61bc0 size 17f95
  443 07:48:52.741061  Decompressing stage fallback/ramstage @ 0xcde9efc0 (1055256 bytes)
  444 07:48:52.778209  Loading module at cde9f000 with entry cde9f000. filesize: 0x37198 memsize: 0x1019d8
  445 07:48:52.780948  Processing 3480 relocs. Offset value of 0xcdd9f000
  446 07:48:52.781055  
  447 07:48:52.781122  
  448 07:48:52.787395  coreboot-56f9d1cd49 Thu Sep  5 21:57:06 UTC 2019 ramstage starting...
  449 07:48:52.787481  POST: 0x39
  450 07:48:52.794283  FMAP: Found "FLASH" version 1.1 at d7f000.
  451 07:48:52.797541  FMAP: base = ff000000 size = 1000000 #areas = 30
  452 07:48:52.800626  FMAP: area RO_VPD found @ c00000 (16384 bytes)
  453 07:48:52.803984  WARNING: RO_VPD is uninitialized or empty.
  454 07:48:52.810726  FMAP: area RW_VPD found @ 465000 (8192 bytes)
  455 07:48:52.813774  FMAP: area RW_VPD found @ 465000 (8192 bytes)
  456 07:48:52.850857  POST: 0x80
  457 07:48:52.851064  Normal boot.
  458 07:48:52.851172  POST: 0x46
  459 07:48:52.853949  
  460 07:48:52.857075  CBFS: 'Master Header Locator' located CBFS at [df0000:ffffc0)
  461 07:48:52.860285  CBFS: Locating 'smu_fw2'
  462 07:48:52.864242  CBFS: Found @ offset 8dec0 size 4cf2
  463 07:48:52.875105  PSP: Load blob type 1a from @ffe7def8... OK
  464 07:48:52.875448  POST: 0x47
  465 07:48:52.878461  agesawrapper_amdinitenv() entry
  466 07:48:52.881767  CBFS: 'Master Header Locator' located CBFS at [df0000:ffffc0)
  467 07:48:52.885148  CBFS: Locating 'AGESA_POST_MEM'
  468 07:48:52.889065  CBFS: Found @ offset b7f00 size 135b2
  469 07:48:52.895215  Decompressing stage AGESA_POST_MEM @ 0xcde6cfc0 (198492 bytes)
  470 07:48:52.927075  Loading module at cde6d000 with entry cde6d000. filesize: 0x2f340 memsize: 0x2f480
  471 07:48:52.930138  Processing 1271 relocs. Offset value of 0xce06d000
  472 07:48:52.933871  AGESA: Saving stage to cache
  473 07:48:52.937343  Fch OEM config in INIT ENV Done
  474 07:48:52.976215  agesawrapper_amdinitenv() returned AGESA_SUCCESS
  475 07:48:52.976802  POST: 0x70
  476 07:48:52.982777  BS: BS_PRE_DEVICE times (us): entry 124044 run 1060 exit 0
  477 07:48:52.983361  POST: 0x71
  478 07:48:52.983853  Board ID: 6
  479 07:48:52.986139  mainboard: EC init
  480 07:48:52.989641  Chrome EC: Set SMI mask to 0x0000000000000000
  481 07:48:52.993094  Chrome EC: UHEPI supported
  482 07:48:52.999361  Chrome EC: Set S5 LAZY WAKE mask to 0x0000000000000006
  483 07:48:53.003004  Chrome EC: Set S3 LAZY WAKE mask to 0x0000000010001006
  484 07:48:53.006061  Chrome EC: Set WAKE mask to 0x0000000000000000
  485 07:48:53.009557  DW I2C bus 0 at 0xfedc2000 (400 KHz)
  486 07:48:53.013139  DW I2C bus 2 at 0xfedc4000 (400 KHz)
  487 07:48:53.016658  DW I2C bus 3 at 0xfedc5000 (400 KHz)
  488 07:48:53.023209  FMAP: area RW_ELOG found @ 45d000 (16384 bytes)
  489 07:48:53.023705  Manufacturer: ef
  490 07:48:53.029821  SF: Detected W25Q128FW with sector size 0x1000, total 0x1000000
  491 07:48:53.032636  ELOG: NV offset 0x45d000 size 0x4000
  492 07:48:53.042278  ELOG: area is 4096 bytes, full threshold 3842, shrink size 1024
  493 07:48:53.048488  ELOG: Event(17) added with size 13 at 2022-11-13 07:48:52 UTC
  494 07:48:53.052072  POST: Unexpected post code in previous boot: 0x90
  495 07:48:53.058326  ELOG: Event(A3) added with size 11 at 2022-11-13 07:48:52 UTC
  496 07:48:53.065521  ELOG: Event(9F) added with size 14 at 2022-11-13 07:48:52 UTC
  497 07:48:53.066113  PM1_STS: PWRBTN BMSTATUS 
  498 07:48:53.072638  setup_bsp_ramtop, TOP MEM: msr.lo = 0xd0000000, msr.hi = 0x00000000
  499 07:48:53.078493  setup_bsp_ramtop, TOP MEM2: msr.lo = 0x2f000000, msr.hi = 0x00000001
  500 07:48:53.085315  BS: BS_DEV_INIT_CHIPS times (us): entry 0 run 96152 exit 1
  501 07:48:53.085941  POST: 0x72
  502 07:48:53.086322  Enumerating buses...
  503 07:48:53.091880  Show all devs... Before device enumeration.
  504 07:48:53.092468  Root Device: enabled 1
  505 07:48:53.094832  CPU_CLUSTER: 0: enabled 1
  506 07:48:53.098173  DOMAIN: 0000: enabled 1
  507 07:48:53.098766  MMIO: fedc2000: enabled 1
  508 07:48:53.101526  MMIO: fedc3000: enabled 1
  509 07:48:53.105014  MMIO: fedc4000: enabled 1
  510 07:48:53.105637  MMIO: fedc5000: enabled 1
  511 07:48:53.107791  APIC: 10: enabled 1
  512 07:48:53.111261  PCI: 00:00.0: enabled 1
  513 07:48:53.111738  PCI: 00:00.2: enabled 0
  514 07:48:53.114756  PCI: 00:01.0: enabled 1
  515 07:48:53.117915  PCI: 00:01.1: enabled 1
  516 07:48:53.118398  PCI: 00:02.0: enabled 1
  517 07:48:53.121360  PCI: 00:02.1: enabled 1
  518 07:48:53.124769  PCI: 00:02.2: enabled 1
  519 07:48:53.125252  PCI: 00:02.3: enabled 1
  520 07:48:53.128175  PCI: 00:02.4: enabled 1
  521 07:48:53.131387  PCI: 00:02.5: enabled 1
  522 07:48:53.131971  PCI: 00:08.0: enabled 1
  523 07:48:53.134363  PCI: 00:09.0: enabled 1
  524 07:48:53.137959  PCI: 00:09.2: enabled 1
  525 07:48:53.138486  PCI: 00:10.0: enabled 1
  526 07:48:53.141164  PCI: 00:11.0: enabled 0
  527 07:48:53.144249  PCI: 00:12.0: enabled 1
  528 07:48:53.144732  PCI: 00:14.0: enabled 1
  529 07:48:53.147671  PCI: 00:14.3: enabled 1
  530 07:48:53.151393  PCI: 00:14.7: enabled 1
  531 07:48:53.151875  PCI: 00:18.0: enabled 1
  532 07:48:53.154433  PCI: 00:18.1: enabled 1
  533 07:48:53.154998  PCI: 00:18.2: enabled 1
  534 07:48:53.157590  
  535 07:48:53.158072  PCI: 00:18.3: enabled 1
  536 07:48:53.161365  PCI: 00:18.4: enabled 1
  537 07:48:53.161890  PCI: 00:18.5: enabled 1
  538 07:48:53.164244  GENERIC: 0.0: enabled 1
  539 07:48:53.167684  I2C: 00:1a: enabled 1
  540 07:48:53.168165  GENERIC: 0.1: enabled 1
  541 07:48:53.170756  I2C: 00:50: enabled 1
  542 07:48:53.174910  I2C: 00:15: enabled 1
  543 07:48:53.175497  I2C: 00:39: enabled 1
  544 07:48:53.177773  I2C: 00:10: enabled 1
  545 07:48:53.178363  PCI: 00:00.0: enabled 1
  546 07:48:53.181376  PNP: 0c09.0: enabled 1
  547 07:48:53.184528  Compare with tree...
  548 07:48:53.185112  Root Device: enabled 1
  549 07:48:53.187543   CPU_CLUSTER: 0: enabled 1
  550 07:48:53.190970    APIC: 10: enabled 1
  551 07:48:53.191554   DOMAIN: 0000: enabled 1
  552 07:48:53.194610    PCI: 00:00.0: enabled 1
  553 07:48:53.197966    PCI: 00:00.2: enabled 0
  554 07:48:53.198553    PCI: 00:01.0: enabled 1
  555 07:48:53.201408    PCI: 00:01.1: enabled 1
  556 07:48:53.204835    PCI: 00:02.0: enabled 1
  557 07:48:53.207959    PCI: 00:02.1: enabled 1
  558 07:48:53.208464    PCI: 00:02.2: enabled 1
  559 07:48:53.210743    PCI: 00:02.3: enabled 1
  560 07:48:53.214203    PCI: 00:02.4: enabled 1
  561 07:48:53.214815     PCI: 00:00.0: enabled 1
  562 07:48:53.218251    PCI: 00:02.5: enabled 1
  563 07:48:53.220481    PCI: 00:08.0: enabled 1
  564 07:48:53.223758    PCI: 00:09.0: enabled 1
  565 07:48:53.224283    PCI: 00:09.2: enabled 1
  566 07:48:53.227208    PCI: 00:10.0: enabled 1
  567 07:48:53.230961    PCI: 00:11.0: enabled 0
  568 07:48:53.231449    PCI: 00:12.0: enabled 1
  569 07:48:53.234200    PCI: 00:14.0: enabled 1
  570 07:48:53.237557    PCI: 00:14.3: enabled 1
  571 07:48:53.241379     PNP: 0c09.0: enabled 1
  572 07:48:53.241902    PCI: 00:14.7: enabled 1
  573 07:48:53.244256    PCI: 00:18.0: enabled 1
  574 07:48:53.247213    PCI: 00:18.1: enabled 1
  575 07:48:53.247697    PCI: 00:18.2: enabled 1
  576 07:48:53.250413    PCI: 00:18.3: enabled 1
  577 07:48:53.253790    PCI: 00:18.4: enabled 1
  578 07:48:53.257196    PCI: 00:18.5: enabled 1
  579 07:48:53.257831   MMIO: fedc2000: enabled 1
  580 07:48:53.261058    GENERIC: 0.0: enabled 1
  581 07:48:53.264186    I2C: 00:1a: enabled 1
  582 07:48:53.264771    GENERIC: 0.1: enabled 1
  583 07:48:53.267052   MMIO: fedc3000: enabled 1
  584 07:48:53.270043    I2C: 00:50: enabled 1
  585 07:48:53.270563   MMIO: fedc4000: enabled 1
  586 07:48:53.274212  
  587 07:48:53.274810    I2C: 00:15: enabled 1
  588 07:48:53.277320   MMIO: fedc5000: enabled 1
  589 07:48:53.280756    I2C: 00:39: enabled 1
  590 07:48:53.281344    I2C: 00:10: enabled 1
  591 07:48:53.283751  Mainboard Grunt Enable.
  592 07:48:53.287100  Root Device scanning...
  593 07:48:53.287689  root_dev_scan_bus for Root Device
  594 07:48:53.289970  CPU_CLUSTER: 0 enabled
  595 07:48:53.293849  DOMAIN: 0000 enabled
  596 07:48:53.294437  MMIO: fedc2000 enabled
  597 07:48:53.297205  MMIO: fedc3000 enabled
  598 07:48:53.300613  MMIO: fedc4000 enabled
  599 07:48:53.301201  MMIO: fedc5000 enabled
  600 07:48:53.303438  DOMAIN: 0000 scanning...
  601 07:48:53.307131  PCI: pci_scan_bus for bus 00
  602 07:48:53.307888  POST: 0x24
  603 07:48:53.308307  sb_enable
  604 07:48:53.309787  PCI: 00:00.0 [1022/1576] enabled
  605 07:48:53.310272  sb_enable
  606 07:48:53.313243  
  607 07:48:53.313760  sb_enable
  608 07:48:53.316452  PCI: 00:01.0 [1002/98e4] enabled
  609 07:48:53.316992  sb_enable
  610 07:48:53.320151  PCI: 00:01.1 [1002/15b3] enabled
  611 07:48:53.320636  sb_enable
  612 07:48:53.323817  PCI: 00:02.0 [1022/157b] enabled
  613 07:48:53.324303  sb_enable
  614 07:48:53.329784  PCI: Static device PCI: 00:02.1 not found, disabling it.
  615 07:48:53.330378  sb_enable
  616 07:48:53.333183  Capability: type 0x01 @ 0x50
  617 07:48:53.336644  Capability: type 0x10 @ 0x58
  618 07:48:53.339961  Capability: type 0x05 @ 0xa0
  619 07:48:53.340446  Capability: type 0x0d @ 0xc0
  620 07:48:53.343066  Capability: type 0x08 @ 0xc8
  621 07:48:53.346623  Capability: type 0x01 @ 0x50
  622 07:48:53.350010  Capability: type 0x10 @ 0x58
  623 07:48:53.353190  PCI: 00:02.2 subordinate bus PCI Express
  624 07:48:53.356252  PCI: 00:02.2 [1022/157c] enabled
  625 07:48:53.356737  sb_enable
  626 07:48:53.360144  PCI: Static device PCI: 00:02.3 not found, disabling it.
  627 07:48:53.363714  
  628 07:48:53.364319  sb_enable
  629 07:48:53.366444  Capability: type 0x01 @ 0x50
  630 07:48:53.366931  Capability: type 0x10 @ 0x58
  631 07:48:53.369780  Capability: type 0x05 @ 0xa0
  632 07:48:53.372951  Capability: type 0x0d @ 0xc0
  633 07:48:53.376655  Capability: type 0x08 @ 0xc8
  634 07:48:53.379662  Capability: type 0x01 @ 0x50
  635 07:48:53.380250  Capability: type 0x10 @ 0x58
  636 07:48:53.382883  PCI: 00:02.4 subordinate bus PCI Express
  637 07:48:53.386319  PCI: 00:02.4 [1022/157c] enabled
  638 07:48:53.389671  sb_enable
  639 07:48:53.393400  PCI: Static device PCI: 00:02.5 not found, disabling it.
  640 07:48:53.396601  PCI: 00:03.0 [1022/157b] enabled
  641 07:48:53.397193  sb_enable
  642 07:48:53.399103  PCI: 00:08.0 [1022/1578] enabled
  643 07:48:53.402782  sb_enable
  644 07:48:53.403365  PCI: 00:09.0 [1022/157d] enabled
  645 07:48:53.406533  sb_enable
  646 07:48:53.409348  PCI: Static device PCI: 00:09.2 not found, disabling it.
  647 07:48:53.412405  sb_enable
  648 07:48:53.412891  PCI: 00:10.0 [1022/0000] bus ops
  649 07:48:53.415738  PCI: 00:10.0 [1022/7914] enabled
  650 07:48:53.419379  sb_enable
  651 07:48:53.419861  sb_enable
  652 07:48:53.422504  PCI: 00:12.0 [1022/0000] bus ops
  653 07:48:53.426036  PCI: 00:12.0 [1022/7908] enabled
  654 07:48:53.426523  sb_enable
  655 07:48:53.429291  PCI: 00:14.0 [1022/790b] bus ops
  656 07:48:53.432451  PCI: 00:14.0 [1022/790b] enabled
  657 07:48:53.433028  sb_enable
  658 07:48:53.435833  PCI: 00:14.3 [1022/0000] bus ops
  659 07:48:53.438825  PCI: 00:14.3 [1022/790e] enabled
  660 07:48:53.439310  sb_enable
  661 07:48:53.442944  PCI: 00:14.7 [1022/7906] enabled
  662 07:48:53.443430  sb_enable
  663 07:48:53.445706  PCI: 00:18.0 [1022/15b0] ops
  664 07:48:53.449000  PCI: 00:18.0 [1022/15b0] enabled
  665 07:48:53.449518  sb_enable
  666 07:48:53.452535  PCI: 00:18.1 [1022/15b1] enabled
  667 07:48:53.453020  sb_enable
  668 07:48:53.455897  PCI: 00:18.2 [1022/15b2] enabled
  669 07:48:53.459556  sb_enable
  670 07:48:53.462557  PCI: 00:18.3 [1022/15b3] enabled
  671 07:48:53.463039  sb_enable
  672 07:48:53.465607  PCI: 00:18.4 [1022/15b4] enabled
  673 07:48:53.466087  sb_enable
  674 07:48:53.469037  PCI: 00:18.5 [1022/15b5] enabled
  675 07:48:53.469550  POST: 0x25
  676 07:48:53.472286  PCI: 00:02.2 scanning...
  677 07:48:53.475230  do_pci_scan_bridge for PCI: 00:02.2
  678 07:48:53.479492  PCI: pci_scan_bus for bus 01
  679 07:48:53.480039  POST: 0x24
  680 07:48:53.482060  PCI: 01:00.0 [168c/003e] enabled
  681 07:48:53.482615  POST: 0x25
  682 07:48:53.485386  POST: 0x55
  683 07:48:53.485943  Capability: type 0x01 @ 0x40
  684 07:48:53.488859  Capability: type 0x05 @ 0x50
  685 07:48:53.492569  Capability: type 0x10 @ 0x70
  686 07:48:53.495288  Capability: type 0x01 @ 0x50
  687 07:48:53.498311  Capability: type 0x10 @ 0x58
  688 07:48:53.502122  Enabling Common Clock Configuration
  689 07:48:53.502671  ASPM: Enabled L0s and L1
  690 07:48:53.505665  Capability: type 0x01 @ 0x40
  691 07:48:53.508412  Capability: type 0x05 @ 0x50
  692 07:48:53.512207  Capability: type 0x10 @ 0x70
  693 07:48:53.515048  scan_bus: scanning of bus PCI: 00:02.2 took 40765 usecs
  694 07:48:53.518956  PCI: 00:02.4 scanning...
  695 07:48:53.522361  do_pci_scan_bridge for PCI: 00:02.4
  696 07:48:53.525323  PCI: pci_scan_bus for bus 02
  697 07:48:53.525931  POST: 0x24
  698 07:48:53.528239  PCI: 02:00.0 [1217/0000] ops
  699 07:48:53.531769  PCI: 02:00.0 [1217/8620] enabled
  700 07:48:53.532235  POST: 0x25
  701 07:48:53.532616  POST: 0x55
  702 07:48:53.535466  Capability: type 0x01 @ 0x6c
  703 07:48:53.538400  Capability: type 0x05 @ 0x48
  704 07:48:53.541376  Capability: type 0x10 @ 0x80
  705 07:48:53.541903  Capability: type 0x01 @ 0x50
  706 07:48:53.545161  Capability: type 0x10 @ 0x58
  707 07:48:53.548093  ASPM: Enabled L0s and L1
  708 07:48:53.551660  Capability: type 0x01 @ 0x6c
  709 07:48:53.552251  Capability: type 0x05 @ 0x48
  710 07:48:53.555124  
  711 07:48:53.555610  Capability: type 0x10 @ 0x80
  712 07:48:53.561213  scan_bus: scanning of bus PCI: 00:02.4 took 40318 usecs
  713 07:48:53.565103  PCI: 00:10.0 scanning...
  714 07:48:53.565624  scan_usb_bus for PCI: 00:10.0
  715 07:48:53.568231  scan_usb_bus for PCI: 00:10.0 done
  716 07:48:53.574471  scan_bus: scanning of bus PCI: 00:10.0 took 8114 usecs
  717 07:48:53.574960  PCI: 00:12.0 scanning...
  718 07:48:53.577795  scan_usb_bus for PCI: 00:12.0
  719 07:48:53.581588  scan_usb_bus for PCI: 00:12.0 done
  720 07:48:53.588164  scan_bus: scanning of bus PCI: 00:12.0 took 8111 usecs
  721 07:48:53.588754  PCI: 00:14.0 scanning...
  722 07:48:53.591302  scan_generic_bus for PCI: 00:14.0
  723 07:48:53.594611  scan_generic_bus for PCI: 00:14.0 done
  724 07:48:53.601627  scan_bus: scanning of bus PCI: 00:14.0 took 8800 usecs
  725 07:48:53.604306  PCI: 00:14.3 scanning...
  726 07:48:53.604883  scan_lpc_bus for PCI: 00:14.3
  727 07:48:53.607664  PNP: 0c09.0 enabled
  728 07:48:53.611424  scan_lpc_bus for PCI: 00:14.3 done
  729 07:48:53.614318  scan_bus: scanning of bus PCI: 00:14.3 took 9972 usecs
  730 07:48:53.617689  POST: 0x55
  731 07:48:53.620943  scan_bus: scanning of bus DOMAIN: 0000 took 315128 usecs
  732 07:48:53.624420  MMIO: fedc2000 scanning...
  733 07:48:53.627774  scan_generic_bus for MMIO: fedc2000
  734 07:48:53.630833  bus: MMIO: fedc2000[0]->GENERIC: 0.0 enabled
  735 07:48:53.633777  bus: MMIO: fedc2000[0]->I2C: 01:1a enabled
  736 07:48:53.640553  bus: MMIO: fedc2000[0]->GENERIC: 0.1 enabled
  737 07:48:53.644083  scan_generic_bus for MMIO: fedc2000 done
  738 07:48:53.647085  scan_bus: scanning of bus MMIO: fedc2000 took 21225 usecs
  739 07:48:53.650642  MMIO: fedc3000 scanning...
  740 07:48:53.654310  scan_generic_bus for MMIO: fedc3000
  741 07:48:53.657693  bus: MMIO: fedc3000[0]->I2C: 02:50 enabled
  742 07:48:53.660372  scan_generic_bus for MMIO: fedc3000 done
  743 07:48:53.667254  scan_bus: scanning of bus MMIO: fedc3000 took 13154 usecs
  744 07:48:53.667840  MMIO: fedc4000 scanning...
  745 07:48:53.670672  scan_generic_bus for MMIO: fedc4000
  746 07:48:53.677647  bus: MMIO: fedc4000[0]->I2C: 03:15 enabled
  747 07:48:53.680250  scan_generic_bus for MMIO: fedc4000 done
  748 07:48:53.684602  scan_bus: scanning of bus MMIO: fedc4000 took 13150 usecs
  749 07:48:53.687226  MMIO: fedc5000 scanning...
  750 07:48:53.690430  scan_generic_bus for MMIO: fedc5000
  751 07:48:53.694197  bus: MMIO: fedc5000[0]->I2C: 04:39 enabled
  752 07:48:53.697379  bus: MMIO: fedc5000[0]->I2C: 04:10 enabled
  753 07:48:53.700231  scan_generic_bus for MMIO: fedc5000 done
  754 07:48:53.707089  scan_bus: scanning of bus MMIO: fedc5000 took 16983 usecs
  755 07:48:53.710581  root_dev_scan_bus for Root Device done
  756 07:48:53.716860  scan_bus: scanning of bus Root Device took 426214 usecs
  757 07:48:53.717451  done
  758 07:48:53.719874  BS: BS_DEV_ENUMERATE times (us): entry 0 run 631158 exit 0
  759 07:48:53.723400  POST: 0x73
  760 07:48:53.723984  found VGA at PCI: 00:01.0
  761 07:48:53.726482  Setting up VGA for PCI: 00:01.0
  762 07:48:53.733365  Setting PCI_BRIDGE_CTL_VGA for bridge DOMAIN: 0000
  763 07:48:53.736414  Setting PCI_BRIDGE_CTL_VGA for bridge Root Device
  764 07:48:53.739711  Allocating resources...
  765 07:48:53.740188  Reading resources...
  766 07:48:53.743105  Root Device read_resources bus 0 link: 0
  767 07:48:53.746315  CPU_CLUSTER: 0 read_resources bus 0 link: 0
  768 07:48:53.753118  CPU_CLUSTER: 0 read_resources bus 0 link: 0 done
  769 07:48:53.756069  DOMAIN: 0000 read_resources bus 0 link: 0
  770 07:48:53.759815  PCI: 00:02.2 read_resources bus 1 link: 0
  771 07:48:53.763565  PCI: 00:02.2 read_resources bus 1 link: 0 done
  772 07:48:53.769678  PCI: 00:02.4 read_resources bus 2 link: 0
  773 07:48:53.773085  PCI: 00:02.4 read_resources bus 2 link: 0 done
  774 07:48:53.775968  PCI: 00:14.3 read_resources bus 0 link: 0
  775 07:48:53.779235  PCI: 00:14.3 read_resources bus 0 link: 0 done
  776 07:48:53.786123  Adding PCIe enhanced config space BAR 0xf8000000-0xfc000000.
  777 07:48:53.789093  DOMAIN: 0000 read_resources bus 0 link: 0 done
  778 07:48:53.796411  MMIO: fedc2000 read_resources bus 1 link: 0
  779 07:48:53.799467  MMIO: fedc2000 read_resources bus 1 link: 0 done
  780 07:48:53.802711  MMIO: fedc3000 read_resources bus 2 link: 0
  781 07:48:53.809589  MMIO: fedc3000 read_resources bus 2 link: 0 done
  782 07:48:53.812229  MMIO: fedc4000 read_resources bus 3 link: 0
  783 07:48:53.815386  MMIO: fedc4000 read_resources bus 3 link: 0 done
  784 07:48:53.819506  MMIO: fedc5000 read_resources bus 4 link: 0
  785 07:48:53.825664  MMIO: fedc5000 read_resources bus 4 link: 0 done
  786 07:48:53.828752  Root Device read_resources bus 0 link: 0 done
  787 07:48:53.829226  Done reading resources.
  788 07:48:53.832264  
  789 07:48:53.835349  Show resources in subtree (Root Device)...After reading.
  790 07:48:53.838785   Root Device child on link 0 CPU_CLUSTER: 0
  791 07:48:53.842230    CPU_CLUSTER: 0 child on link 0 APIC: 10
  792 07:48:53.845556     APIC: 10
  793 07:48:53.848590    DOMAIN: 0000 child on link 0 PCI: 00:00.0
  794 07:48:53.855620    DOMAIN: 0000 resource base 0 size 0 align 0 gran 0 limit ffff flags 40040100 index 10000000
  795 07:48:53.865436    DOMAIN: 0000 resource base 0 size 0 align 0 gran 0 limit ffffffff flags 40040200 index 10000100
  796 07:48:53.866054     PCI: 00:00.0
  797 07:48:53.868855     PCI: 00:00.2
  798 07:48:53.869429     PCI: 00:01.0
  799 07:48:53.878941     PCI: 00:01.0 resource base 0 size 4000000 align 26 gran 26 limit ffffffffffffffff flags 1201 index 10
  800 07:48:53.889344     PCI: 00:01.0 resource base 0 size 800000 align 23 gran 23 limit ffffffffffffffff flags 1201 index 18
  801 07:48:53.894959     PCI: 00:01.0 resource base 0 size 100 align 8 gran 8 limit ffff flags 100 index 20
  802 07:48:53.904883     PCI: 00:01.0 resource base 0 size 40000 align 18 gran 18 limit ffffffff flags 200 index 24
  803 07:48:53.912338     PCI: 00:01.0 resource base 0 size 20000 align 17 gran 17 limit ffffffff flags 2200 index 30
  804 07:48:53.915193     PCI: 00:01.1
  805 07:48:53.921670     PCI: 00:01.1 resource base 0 size 4000 align 14 gran 14 limit ffffffffffffffff flags 201 index 10
  806 07:48:53.924826     PCI: 00:02.0
  807 07:48:53.925419     PCI: 00:02.1
  808 07:48:53.928488     PCI: 00:02.2 child on link 0 PCI: 01:00.0
  809 07:48:53.938274     PCI: 00:02.2 resource base 0 size 0 align 12 gran 12 limit ffffffff flags 80102 index 1c
  810 07:48:53.947871     PCI: 00:02.2 resource base 0 size 0 align 20 gran 20 limit ffffffffffffffff flags 81202 index 24
  811 07:48:53.954560     PCI: 00:02.2 resource base 0 size 0 align 20 gran 20 limit ffffffff flags 80202 index 20
  812 07:48:53.955160      PCI: 01:00.0
  813 07:48:53.965248      PCI: 01:00.0 resource base 0 size 200000 align 21 gran 21 limit ffffffffffffffff flags 201 index 10
  814 07:48:53.967821     PCI: 00:02.3
  815 07:48:53.970848     PCI: 00:02.4 child on link 0 PCI: 02:00.0
  816 07:48:53.977586     PCI: 00:02.4 resource base 0 size 0 align 12 gran 12 limit ffffffff flags 80102 index 1c
  817 07:48:53.987737     PCI: 00:02.4 resource base 0 size 0 align 20 gran 20 limit ffffffffffffffff flags 81202 index 24
  818 07:48:53.994018     PCI: 00:02.4 resource base 0 size 0 align 20 gran 20 limit ffffffff flags 80202 index 20
  819 07:48:53.998126      PCI: 02:00.0
  820 07:48:54.004096      PCI: 02:00.0 resource base 0 size 1000 align 12 gran 12 limit ffffffff flags 200 index 10
  821 07:48:54.013778      PCI: 02:00.0 resource base 0 size 800 align 12 gran 11 limit ffffffff flags 200 index 14
  822 07:48:54.014352     PCI: 00:02.5
  823 07:48:54.016955     PCI: 00:03.0
  824 07:48:54.017439     PCI: 00:08.0
  825 07:48:54.026910     PCI: 00:08.0 resource base 0 size 20000 align 17 gran 17 limit ffffffffffffffff flags 1201 index 10
  826 07:48:54.037174     PCI: 00:08.0 resource base 0 size 100000 align 20 gran 20 limit ffffffff flags 200 index 18
  827 07:48:54.043284     PCI: 00:08.0 resource base 0 size 1000 align 12 gran 12 limit ffffffff flags 200 index 1c
  828 07:48:54.053629     PCI: 00:08.0 resource base 0 size 100000 align 20 gran 20 limit ffffffff flags 200 index 20
  829 07:48:54.060148     PCI: 00:08.0 resource base 0 size 2000 align 13 gran 13 limit ffffffff flags 200 index 24
  830 07:48:54.060727     PCI: 00:09.0
  831 07:48:54.063935     PCI: 00:09.2
  832 07:48:54.064512     PCI: 00:10.0
  833 07:48:54.073836     PCI: 00:10.0 resource base 0 size 2000 align 13 gran 13 limit ffffffffffffffff flags 201 index 10
  834 07:48:54.074436     PCI: 00:11.0
  835 07:48:54.076665     PCI: 00:12.0
  836 07:48:54.083296     PCI: 00:12.0 resource base 0 size 100 align 12 gran 8 limit ffffffff flags 200 index 10
  837 07:48:54.086247     PCI: 00:14.0
  838 07:48:54.090474     PCI: 00:14.3 child on link 0 PNP: 0c09.0
  839 07:48:54.096282     PCI: 00:14.3 resource base 0 size 1000 align 0 gran 0 limit 0 flags c0040100 index 10000000
  840 07:48:54.100001  
  841 07:48:54.106524     PCI: 00:14.3 resource base ff000000 size 1000000 align 0 gran 0 limit 0 flags c0040200 index 10000100
  842 07:48:54.116438     PCI: 00:14.3 resource base fec10000 size 400 align 0 gran 0 limit 0 flags e0040200 index 2
  843 07:48:54.123034     PCI: 00:14.3 resource base fec00000 size 1000 align 0 gran 0 limit 0 flags c0000200 index 3
  844 07:48:54.133637     PCI: 00:14.3 resource base fedc2000 size 4000 align 0 gran 0 limit 0 flags c0000200 index 4
  845 07:48:54.134306      PNP: 0c09.0
  846 07:48:54.142623      PNP: 0c09.0 resource base 800 size 1ff align 0 gran 0 limit 0 flags c0000100 index 0
  847 07:48:54.143272     PCI: 00:14.7
  848 07:48:54.152728     PCI: 00:14.7 resource base 0 size 100 align 12 gran 8 limit ffffffffffffffff flags 201 index 10
  849 07:48:54.153326     PCI: 00:18.0
  850 07:48:54.162612     PCI: 00:18.0 resource base f8000000 size 4000000 align 0 gran 0 limit 0 flags f0000200 index c0010058
  851 07:48:54.172533     PCI: 00:18.0 resource base fec20000 size 1000 align 0 gran 0 limit 0 flags c0000200 index fec20000
  852 07:48:54.173006     PCI: 00:18.1
  853 07:48:54.175670     PCI: 00:18.2
  854 07:48:54.176272     PCI: 00:18.3
  855 07:48:54.176668     PCI: 00:18.4
  856 07:48:54.178980  
  857 07:48:54.179454     PCI: 00:18.5
  858 07:48:54.182060    MMIO: fedc2000 child on link 0 GENERIC: 0.0
  859 07:48:54.185632     GENERIC: 0.0
  860 07:48:54.186102     I2C: 01:1a
  861 07:48:54.188838     GENERIC: 0.1
  862 07:48:54.192314    MMIO: fedc3000 child on link 0 I2C: 02:50
  863 07:48:54.192916     I2C: 02:50
  864 07:48:54.195523    MMIO: fedc4000 child on link 0 I2C: 03:15
  865 07:48:54.198472     I2C: 03:15
  866 07:48:54.201927    MMIO: fedc5000 child on link 0 I2C: 04:39
  867 07:48:54.202397     I2C: 04:39
  868 07:48:54.205138     I2C: 04:10
  869 07:48:54.209048  DOMAIN: 0000 io: base: 0 size: 0 align: 0 gran: 0 limit: ffff
  870 07:48:54.215014  PCI: 00:02.2 io: base: 0 size: 0 align: 12 gran: 12 limit: ffffffff
  871 07:48:54.221728  PCI: 00:02.2 io: base: 0 size: 0 align: 12 gran: 12 limit: ffffffff done
  872 07:48:54.228150  PCI: 00:02.4 io: base: 0 size: 0 align: 12 gran: 12 limit: ffffffff
  873 07:48:54.235811  PCI: 00:02.4 io: base: 0 size: 0 align: 12 gran: 12 limit: ffffffff done
  874 07:48:54.238493  PCI: 00:01.0 20 *  [0x0 - 0xff] io
  875 07:48:54.244717  DOMAIN: 0000 io: base: 100 size: 100 align: 8 gran: 0 limit: ffff done
  876 07:48:54.251376  DOMAIN: 0000 mem: base: 0 size: 0 align: 0 gran: 0 limit: ffffffff
  877 07:48:54.258190  PCI: 00:02.2 prefmem: base: 0 size: 0 align: 20 gran: 20 limit: ffffffffffffffff
  878 07:48:54.265273  PCI: 00:02.2 prefmem: base: 0 size: 0 align: 20 gran: 20 limit: ffffffffffffffff done
  879 07:48:54.271407  PCI: 00:02.2 mem: base: 0 size: 0 align: 20 gran: 20 limit: ffffffff
  880 07:48:54.274737  PCI: 01:00.0 10 *  [0x0 - 0x1fffff] mem
  881 07:48:54.281212  PCI: 00:02.2 mem: base: 200000 size: 200000 align: 21 gran: 20 limit: ffffffff done
  882 07:48:54.287908  PCI: 00:02.4 prefmem: base: 0 size: 0 align: 20 gran: 20 limit: ffffffffffffffff
  883 07:48:54.298199  PCI: 00:02.4 prefmem: base: 0 size: 0 align: 20 gran: 20 limit: ffffffffffffffff done
  884 07:48:54.301574  PCI: 00:02.4 mem: base: 0 size: 0 align: 20 gran: 20 limit: ffffffff
  885 07:48:54.305560  PCI: 02:00.0 10 *  [0x0 - 0xfff] mem
  886 07:48:54.311592  PCI: 02:00.0 14 *  [0x1000 - 0x17ff] mem
  887 07:48:54.317589  PCI: 00:02.4 mem: base: 1800 size: 100000 align: 20 gran: 20 limit: ffffffff done
  888 07:48:54.321531  PCI: 00:01.0 10 *  [0x0 - 0x3ffffff] prefmem
  889 07:48:54.324105  PCI: 00:01.0 18 *  [0x4000000 - 0x47fffff] prefmem
  890 07:48:54.331345  PCI: 00:02.2 20 *  [0x4800000 - 0x49fffff] mem
  891 07:48:54.334664  PCI: 00:02.4 20 *  [0x4a00000 - 0x4afffff] mem
  892 07:48:54.337740  PCI: 00:08.0 18 *  [0x4b00000 - 0x4bfffff] mem
  893 07:48:54.341353  PCI: 00:08.0 20 *  [0x4c00000 - 0x4cfffff] mem
  894 07:48:54.347201  PCI: 00:01.0 24 *  [0x4d00000 - 0x4d3ffff] mem
  895 07:48:54.350876  PCI: 00:01.0 30 *  [0x4d40000 - 0x4d5ffff] mem
  896 07:48:54.353942  PCI: 00:08.0 10 *  [0x4d60000 - 0x4d7ffff] prefmem
  897 07:48:54.357267  PCI: 00:01.1 10 *  [0x4d80000 - 0x4d83fff] mem
  898 07:48:54.360460  
  899 07:48:54.363908  PCI: 00:08.0 24 *  [0x4d84000 - 0x4d85fff] mem
  900 07:48:54.367053  PCI: 00:10.0 10 *  [0x4d86000 - 0x4d87fff] mem
  901 07:48:54.370662  PCI: 00:08.0 1c *  [0x4d88000 - 0x4d88fff] mem
  902 07:48:54.377402  PCI: 00:12.0 10 *  [0x4d89000 - 0x4d890ff] mem
  903 07:48:54.380146  PCI: 00:14.7 10 *  [0x4d8a000 - 0x4d8a0ff] mem
  904 07:48:54.387154  DOMAIN: 0000 mem: base: 4d8a100 size: 4d8a100 align: 26 gran: 0 limit: ffffffff done
  905 07:48:54.390178  avoid_fixed_resources: DOMAIN: 0000
  906 07:48:54.397332  avoid_fixed_resources:@DOMAIN: 0000 10000000 limit 0000ffff
  907 07:48:54.400111  avoid_fixed_resources:@DOMAIN: 0000 10000100 limit ffffffff
  908 07:48:54.406811  constrain_resources: PCI: 00:14.3 10000000 base 00000000 limit 00000fff io (fixed)
  909 07:48:54.416438  constrain_resources: PCI: 00:14.3 10000100 base ff000000 limit ffffffff mem (fixed)
  910 07:48:54.423291  constrain_resources: PCI: 00:14.3 02 base fec10000 limit fec103ff mem (fixed)
  911 07:48:54.430126  constrain_resources: PCI: 00:14.3 03 base fec00000 limit fec00fff mem (fixed)
  912 07:48:54.436991  constrain_resources: PCI: 00:18.0 c0010058 base f8000000 limit fbffffff mem (fixed)
  913 07:48:54.443286  avoid_fixed_resources:@DOMAIN: 0000 10000000 base 00001000 limit 0000ffff
  914 07:48:54.449568  avoid_fixed_resources:@DOMAIN: 0000 10000100 base f0000000 limit f7ffffff
  915 07:48:54.453123  Setting resources...
  916 07:48:54.456622  DOMAIN: 0000 io: base:1000 size:100 align:8 gran:0 limit:ffff
  917 07:48:54.459814  PCI: 00:01.0 20 *  [0x1000 - 0x10ff] io
  918 07:48:54.466417  DOMAIN: 0000 io: next_base: 1100 size: 100 align: 8 gran: 0 done
  919 07:48:54.473193  PCI: 00:02.2 io: base:ffff size:0 align:12 gran:12 limit:ffff
  920 07:48:54.476048  PCI: 00:02.2 io: next_base: ffff size: 0 align: 12 gran: 12 done
  921 07:48:54.479703  
  922 07:48:54.482807  PCI: 00:02.4 io: base:ffff size:0 align:12 gran:12 limit:ffff
  923 07:48:54.489678  PCI: 00:02.4 io: next_base: ffff size: 0 align: 12 gran: 12 done
  924 07:48:54.495927  DOMAIN: 0000 mem: base:f0000000 size:4d8a100 align:26 gran:0 limit:f7ffffff
  925 07:48:54.499256  PCI: 00:01.0 10 *  [0xf0000000 - 0xf3ffffff] prefmem
  926 07:48:54.506301  PCI: 00:01.0 18 *  [0xf4000000 - 0xf47fffff] prefmem
  927 07:48:54.509338  PCI: 00:02.2 20 *  [0xf4800000 - 0xf49fffff] mem
  928 07:48:54.512466  PCI: 00:02.4 20 *  [0xf4a00000 - 0xf4afffff] mem
  929 07:48:54.518868  PCI: 00:08.0 18 *  [0xf4b00000 - 0xf4bfffff] mem
  930 07:48:54.522321  PCI: 00:08.0 20 *  [0xf4c00000 - 0xf4cfffff] mem
  931 07:48:54.525978  PCI: 00:01.0 24 *  [0xf4d00000 - 0xf4d3ffff] mem
  932 07:48:54.532428  PCI: 00:01.0 30 *  [0xf4d40000 - 0xf4d5ffff] mem
  933 07:48:54.535643  PCI: 00:08.0 10 *  [0xf4d60000 - 0xf4d7ffff] prefmem
  934 07:48:54.539255  PCI: 00:01.1 10 *  [0xf4d80000 - 0xf4d83fff] mem
  935 07:48:54.545309  PCI: 00:08.0 24 *  [0xf4d84000 - 0xf4d85fff] mem
  936 07:48:54.549052  PCI: 00:10.0 10 *  [0xf4d86000 - 0xf4d87fff] mem
  937 07:48:54.552036  PCI: 00:08.0 1c *  [0xf4d88000 - 0xf4d88fff] mem
  938 07:48:54.558870  PCI: 00:12.0 10 *  [0xf4d89000 - 0xf4d890ff] mem
  939 07:48:54.561851  PCI: 00:14.7 10 *  [0xf4d8a000 - 0xf4d8a0ff] mem
  940 07:48:54.569176  DOMAIN: 0000 mem: next_base: f4d8a100 size: 4d8a100 align: 26 gran: 0 done
  941 07:48:54.575781  PCI: 00:02.2 prefmem: base:f7ffffff size:0 align:20 gran:20 limit:f7ffffff
  942 07:48:54.582215  PCI: 00:02.2 prefmem: next_base: f7ffffff size: 0 align: 20 gran: 20 done
  943 07:48:54.588433  PCI: 00:02.2 mem: base:f4800000 size:200000 align:21 gran:20 limit:f49fffff
  944 07:48:54.591873  PCI: 01:00.0 10 *  [0xf4800000 - 0xf49fffff] mem
  945 07:48:54.598345  PCI: 00:02.2 mem: next_base: f4a00000 size: 200000 align: 21 gran: 20 done
  946 07:48:54.605715  PCI: 00:02.4 prefmem: base:f7ffffff size:0 align:20 gran:20 limit:f7ffffff
  947 07:48:54.611975  PCI: 00:02.4 prefmem: next_base: f7ffffff size: 0 align: 20 gran: 20 done
  948 07:48:54.618152  PCI: 00:02.4 mem: base:f4a00000 size:100000 align:20 gran:20 limit:f4afffff
  949 07:48:54.625661  PCI: 02:00.0 10 *  [0xf4a00000 - 0xf4a00fff] mem
  950 07:48:54.628232  PCI: 02:00.0 14 *  [0xf4a01000 - 0xf4a017ff] mem
  951 07:48:54.635500  PCI: 00:02.4 mem: next_base: f4a01800 size: 100000 align: 20 gran: 20 done
  952 07:48:54.638205  Root Device assign_resources, bus 0 link: 0
  953 07:48:54.641248  DOMAIN: 0000 assign_resources, bus 0 link: 0
  954 07:48:54.651238  PCI: 00:01.0 10 <- [0x00f0000000 - 0x00f3ffffff] size 0x04000000 gran 0x1a prefmem64
  955 07:48:54.657894  PCI: 00:01.0 18 <- [0x00f4000000 - 0x00f47fffff] size 0x00800000 gran 0x17 prefmem64
  956 07:48:54.664725  PCI: 00:01.0 20 <- [0x0000001000 - 0x00000010ff] size 0x00000100 gran 0x08 io
  957 07:48:54.671202  PCI: 00:01.0 24 <- [0x00f4d00000 - 0x00f4d3ffff] size 0x00040000 gran 0x12 mem
  958 07:48:54.678024  PCI: 00:01.0 30 <- [0x00f4d40000 - 0x00f4d5ffff] size 0x00020000 gran 0x11 romem
  959 07:48:54.684321  PCI: 00:01.1 10 <- [0x00f4d80000 - 0x00f4d83fff] size 0x00004000 gran 0x0e mem64
  960 07:48:54.694232  PCI: 00:02.2 1c <- [0x000000ffff - 0x000000fffe] size 0x00000000 gran 0x0c bus 01 io
  961 07:48:54.701257  PCI: 00:02.2 24 <- [0x00f7ffffff - 0x00f7fffffe] size 0x00000000 gran 0x14 bus 01 prefmem
  962 07:48:54.707818  PCI: 00:02.2 20 <- [0x00f4800000 - 0x00f49fffff] size 0x00200000 gran 0x14 bus 01 mem
  963 07:48:54.713927  PCI: 00:02.2 assign_resources, bus 1 link: 0
  964 07:48:54.720571  PCI: 01:00.0 10 <- [0x00f4800000 - 0x00f49fffff] size 0x00200000 gran 0x15 mem64
  965 07:48:54.723914  PCI: 00:02.2 assign_resources, bus 1 link: 0
  966 07:48:54.730480  PCI: 00:02.4 1c <- [0x000000ffff - 0x000000fffe] size 0x00000000 gran 0x0c bus 02 io
  967 07:48:54.740445  PCI: 00:02.4 24 <- [0x00f7ffffff - 0x00f7fffffe] size 0x00000000 gran 0x14 bus 02 prefmem
  968 07:48:54.746948  PCI: 00:02.4 20 <- [0x00f4a00000 - 0x00f4afffff] size 0x00100000 gran 0x14 bus 02 mem
  969 07:48:54.750506  PCI: 00:02.4 assign_resources, bus 2 link: 0
  970 07:48:54.756780  PCI: 02:00.0 10 <- [0x00f4a00000 - 0x00f4a00fff] size 0x00001000 gran 0x0c mem
  971 07:48:54.763696  PCI: 02:00.0 14 <- [0x00f4a01000 - 0x00f4a017ff] size 0x00000800 gran 0x0b mem
  972 07:48:54.769926  PCI: 00:02.4 assign_resources, bus 2 link: 0
  973 07:48:54.776439  PCI: 00:08.0 10 <- [0x00f4d60000 - 0x00f4d7ffff] size 0x00020000 gran 0x11 prefmem64
  974 07:48:54.783358  PCI: 00:08.0 18 <- [0x00f4b00000 - 0x00f4bfffff] size 0x00100000 gran 0x14 mem
  975 07:48:54.789865  PCI: 00:08.0 1c <- [0x00f4d88000 - 0x00f4d88fff] size 0x00001000 gran 0x0c mem
  976 07:48:54.796581  PCI: 00:08.0 20 <- [0x00f4c00000 - 0x00f4cfffff] size 0x00100000 gran 0x14 mem
  977 07:48:54.803340  PCI: 00:08.0 24 <- [0x00f4d84000 - 0x00f4d85fff] size 0x00002000 gran 0x0d mem
  978 07:48:54.809698  PCI: 00:10.0 10 <- [0x00f4d86000 - 0x00f4d87fff] size 0x00002000 gran 0x0d mem64
  979 07:48:54.819722  PCI: 00:12.0 10 <- [0x00f4d89000 - 0x00f4d890ff] size 0x00000100 gran 0x08 mem
  980 07:48:54.823189  PCI: 00:14.3 assign_resources, bus 0 link: 0
  981 07:48:54.826178  PCI: 00:14.3 assign_resources, bus 0 link: 0
  982 07:48:54.832575  PCI: 00:14.7 10 <- [0x00f4d8a000 - 0x00f4d8a0ff] size 0x00000100 gran 0x08 mem64
  983 07:48:54.835792  DOMAIN: 0000 assign_resources, bus 0 link: 0
  984 07:48:54.843330  Root Device assign_resources, bus 0 link: 0
  985 07:48:54.843942  Done setting resources.
  986 07:48:54.850292  Show resources in subtree (Root Device)...After assigning values.
  987 07:48:54.852660   Root Device child on link 0 CPU_CLUSTER: 0
  988 07:48:54.856486    CPU_CLUSTER: 0 child on link 0 APIC: 10
  989 07:48:54.859839     APIC: 10
  990 07:48:54.862470    DOMAIN: 0000 child on link 0 PCI: 00:00.0
  991 07:48:54.872562    DOMAIN: 0000 resource base 1000 size 100 align 8 gran 0 limit ffff flags 40040100 index 10000000
  992 07:48:54.883176    DOMAIN: 0000 resource base f0000000 size 4d8a100 align 26 gran 0 limit f7ffffff flags 40040200 index 10000100
  993 07:48:54.889467    DOMAIN: 0000 resource base 0 size a0000 align 0 gran 0 limit 0 flags e0004200 index 10
  994 07:48:54.895215    DOMAIN: 0000 resource base a0000 size 20000 align 0 gran 0 limit 0 flags f0000200 index 11
  995 07:48:54.905842    DOMAIN: 0000 resource base c0000 size 40000 align 0 gran 0 limit 0 flags f0004200 index 12
  996 07:48:54.912277    DOMAIN: 0000 resource base 100000 size cdf00000 align 0 gran 0 limit 0 flags e0004200 index 13
  997 07:48:54.922207    DOMAIN: 0000 resource base ce000000 size 2000000 align 0 gran 0 limit 0 flags f0004200 index 14
  998 07:48:54.931844    DOMAIN: 0000 resource base 100000000 size 2f000000 align 0 gran 0 limit 0 flags e0004200 index 15
  999 07:48:54.932398     PCI: 00:00.0
 1000 07:48:54.935687     PCI: 00:00.2
 1001 07:48:54.936272     PCI: 00:01.0
 1002 07:48:54.944857     PCI: 00:01.0 resource base f0000000 size 4000000 align 26 gran 26 limit f3ffffff flags 60001201 index 10
 1003 07:48:54.955434     PCI: 00:01.0 resource base f4000000 size 800000 align 23 gran 23 limit f47fffff flags 60001201 index 18
 1004 07:48:54.961571     PCI: 00:01.0 resource base 1000 size 100 align 8 gran 8 limit 10ff flags 60000100 index 20
 1005 07:48:54.971281     PCI: 00:01.0 resource base f4d00000 size 40000 align 18 gran 18 limit f4d3ffff flags 60000200 index 24
 1006 07:48:54.981129     PCI: 00:01.0 resource base f4d40000 size 20000 align 17 gran 17 limit f4d5ffff flags 60002200 index 30
 1007 07:48:54.981662     PCI: 00:01.1
 1008 07:48:54.991622     PCI: 00:01.1 resource base f4d80000 size 4000 align 14 gran 14 limit f4d83fff flags 60000201 index 10
 1009 07:48:54.994847     PCI: 00:02.0
 1010 07:48:54.995330     PCI: 00:02.1
 1011 07:48:54.998265     PCI: 00:02.2 child on link 0 PCI: 01:00.0
 1012 07:48:55.042274     PCI: 00:02.2 resource base ffff size 0 align 12 gran 12 limit ffff flags 60080102 index 1c
 1013 07:48:55.043335     PCI: 00:02.2 resource base f7ffffff size 0 align 20 gran 20 limit f7ffffff flags 60081202 index 24
 1014 07:48:55.044263     PCI: 00:02.2 resource base f4800000 size 200000 align 21 gran 20 limit f49fffff flags 60080202 index 20
 1015 07:48:55.044688      PCI: 01:00.0
 1016 07:48:55.045592      PCI: 01:00.0 resource base f4800000 size 200000 align 21 gran 21 limit f49fffff flags 60000201 index 10
 1017 07:48:55.045995     PCI: 00:02.3
 1018 07:48:55.046347     PCI: 00:02.4 child on link 0 PCI: 02:00.0
 1019 07:48:55.087127     PCI: 00:02.4 resource base ffff size 0 align 12 gran 12 limit ffff flags 60080102 index 1c
 1020 07:48:55.088198     PCI: 00:02.4 resource base f7ffffff size 0 align 20 gran 20 limit f7ffffff flags 60081202 index 24
 1021 07:48:55.088758     PCI: 00:02.4 resource base f4a00000 size 100000 align 20 gran 20 limit f4afffff flags 60080202 index 20
 1022 07:48:55.089169      PCI: 02:00.0
 1023 07:48:55.089920      PCI: 02:00.0 resource base f4a00000 size 1000 align 12 gran 12 limit f4a00fff flags 60000200 index 10
 1024 07:48:55.090302      PCI: 02:00.0 resource base f4a01000 size 800 align 12 gran 11 limit f4a017ff flags 60000200 index 14
 1025 07:48:55.131086  
 1026 07:48:55.131770     PCI: 00:02.5
 1027 07:48:55.132209     PCI: 00:03.0
 1028 07:48:55.132682     PCI: 00:08.0
 1029 07:48:55.133564     PCI: 00:08.0 resource base f4d60000 size 20000 align 17 gran 17 limit f4d7ffff flags 60001201 index 10
 1030 07:48:55.133972     PCI: 00:08.0 resource base f4b00000 size 100000 align 20 gran 20 limit f4bfffff flags 60000200 index 18
 1031 07:48:55.134330     PCI: 00:08.0 resource base f4d88000 size 1000 align 12 gran 12 limit f4d88fff flags 60000200 index 1c
 1032 07:48:55.134670     PCI: 00:08.0 resource base f4c00000 size 100000 align 20 gran 20 limit f4cfffff flags 60000200 index 20
 1033 07:48:55.176459     PCI: 00:08.0 resource base f4d84000 size 2000 align 13 gran 13 limit f4d85fff flags 60000200 index 24
 1034 07:48:55.177157     PCI: 00:09.0
 1035 07:48:55.177600     PCI: 00:09.2
 1036 07:48:55.178105     PCI: 00:10.0
 1037 07:48:55.178989     PCI: 00:10.0 resource base f4d86000 size 2000 align 13 gran 13 limit f4d87fff flags 60000201 index 10
 1038 07:48:55.179396     PCI: 00:11.0
 1039 07:48:55.179748     PCI: 00:12.0
 1040 07:48:55.180133     PCI: 00:12.0 resource base f4d89000 size 100 align 12 gran 8 limit f4d890ff flags 60000200 index 10
 1041 07:48:55.180474     PCI: 00:14.0
 1042 07:48:55.180800     PCI: 00:14.3 child on link 0 PNP: 0c09.0
 1043 07:48:55.184492     PCI: 00:14.3 resource base 0 size 1000 align 0 gran 0 limit 0 flags c0040100 index 10000000
 1044 07:48:55.188030     PCI: 00:14.3 resource base ff000000 size 1000000 align 0 gran 0 limit 0 flags c0040200 index 10000100
 1045 07:48:55.194688     PCI: 00:14.3 resource base fec10000 size 400 align 0 gran 0 limit 0 flags e0040200 index 2
 1046 07:48:55.198382  
 1047 07:48:55.204491     PCI: 00:14.3 resource base fec00000 size 1000 align 0 gran 0 limit 0 flags c0000200 index 3
 1048 07:48:55.214419     PCI: 00:14.3 resource base fedc2000 size 4000 align 0 gran 0 limit 0 flags c0000200 index 4
 1049 07:48:55.215013      PNP: 0c09.0
 1050 07:48:55.220562      PNP: 0c09.0 resource base 800 size 1ff align 0 gran 0 limit 0 flags c0000100 index 0
 1051 07:48:55.224141     PCI: 00:14.7
 1052 07:48:55.234001     PCI: 00:14.7 resource base f4d8a000 size 100 align 12 gran 8 limit f4d8a0ff flags 60000201 index 10
 1053 07:48:55.234582     PCI: 00:18.0
 1054 07:48:55.244072     PCI: 00:18.0 resource base f8000000 size 4000000 align 0 gran 0 limit 0 flags f0000200 index c0010058
 1055 07:48:55.250481     PCI: 00:18.0 resource base fec20000 size 1000 align 0 gran 0 limit 0 flags c0000200 index fec20000
 1056 07:48:55.254208  
 1057 07:48:55.254691     PCI: 00:18.1
 1058 07:48:55.255072     PCI: 00:18.2
 1059 07:48:55.257261     PCI: 00:18.3
 1060 07:48:55.257880     PCI: 00:18.4
 1061 07:48:55.260569     PCI: 00:18.5
 1062 07:48:55.263836    MMIO: fedc2000 child on link 0 GENERIC: 0.0
 1063 07:48:55.264413     GENERIC: 0.0
 1064 07:48:55.267328     I2C: 01:1a
 1065 07:48:55.267913     GENERIC: 0.1
 1066 07:48:55.270609    MMIO: fedc3000 child on link 0 I2C: 02:50
 1067 07:48:55.274042  
 1068 07:48:55.274520     I2C: 02:50
 1069 07:48:55.277653    MMIO: fedc4000 child on link 0 I2C: 03:15
 1070 07:48:55.278227     I2C: 03:15
 1071 07:48:55.283804    MMIO: fedc5000 child on link 0 I2C: 04:39
 1072 07:48:55.284385     I2C: 04:39
 1073 07:48:55.284768     I2C: 04:10
 1074 07:48:55.287458  Done allocating resources.
 1075 07:48:55.293642  BS: BS_DEV_RESOURCES times (us): entry 0 run 1563859 exit 0
 1076 07:48:55.300065  PCI_INTR tables: Writing registers C00/C01 for PCI IRQ routing:
 1077 07:48:55.303740  PCI_INTR_INDEX	name		     PIC mode	APIC mode
 1078 07:48:55.307211  0x00		INTA#                0x03	0x10
 1079 07:48:55.310371  0x01		INTB#                0x04	0x11
 1080 07:48:55.313331  0x02		INTC#                0x05	0x12
 1081 07:48:55.316470  0x03		INTD#                0x07	0x13
 1082 07:48:55.319935  0x04		INTE#                0x0B	0x14
 1083 07:48:55.323077  0x05		INTF#                0x1F	0x1F
 1084 07:48:55.326605  0x06		INTG#                0x1F	0x16
 1085 07:48:55.329680  0x07		INTH#                0x1F	0x17
 1086 07:48:55.333192  0x08		Misc                 0xFA	0x00
 1087 07:48:55.336673  0x09		Misc0                0xF1	0x00
 1088 07:48:55.339881  0x0A		Misc1                0x00	0x00
 1089 07:48:55.343255  0x0B		Misc2                0x00	0x00
 1090 07:48:55.346163  0x0C		Ser IRQ INTA         0x1F	0x1F
 1091 07:48:55.349910  0x0D		Ser IRQ INTB         0x1F	0x1F
 1092 07:48:55.352968  0x0E		Ser IRQ INTC         0x1F	0x1F
 1093 07:48:55.356521  0x0F		Ser IRQ INTD         0x1F	0x1F
 1094 07:48:55.359676  0x10		SCI                  0x09	0x09
 1095 07:48:55.362959  0x11		SMBUS                0x1F	0x1F
 1096 07:48:55.366358  0x12		ASF                  0x1F	0x1F
 1097 07:48:55.370056  0x13		HDA                  0x03	0x10
 1098 07:48:55.372979  0x14		FC                   0x1F	0x1F
 1099 07:48:55.376458  0x16		PerMon               0x1F	0x1F
 1100 07:48:55.379608  0x17		SD                   0x03	0x10
 1101 07:48:55.382680  0x1A		SDIOt                0x00	0x1F
 1102 07:48:55.386444  0x30		EHCI                 0x05	0x12
 1103 07:48:55.389744  0x34		XHCI                 0x04	0x12
 1104 07:48:55.393083  0x41		SATA                 0x07	0x13
 1105 07:48:55.396823  0x62		GPIO                 0x07	0x07
 1106 07:48:55.399997  0x70		I2C0                 0x03	0x03
 1107 07:48:55.402960  0x71		I2C1                 0x0F	0x0F
 1108 07:48:55.405788  0x72		I2C2                 0x06	0x06
 1109 07:48:55.409450  0x73		I2C3                 0x0E	0x0E
 1110 07:48:55.412698  0x74		UART0                0x0A	0x0A
 1111 07:48:55.415840  0x75		UART1                0x0B	0x0B
 1112 07:48:55.419073  PCI_CFG IRQ: Write PCI config space IRQ assignments
 1113 07:48:55.422817  PCI IRQ: Found device 0:01.00 using PIN A
 1114 07:48:55.429632  PCI Devfn (0x8) not found in pirq_data table
 1115 07:48:55.433440  PCI IRQ: Found device 0:01.01 using PIN B
 1116 07:48:55.436326  	Found this device in pirq_data table entry 5
 1117 07:48:55.439352  	Orig INT_PIN	: 2 (PIN B)
 1118 07:48:55.439831  	PCI_INTR idx	: 0x13 (HDA)
 1119 07:48:55.442199  	INT_LINE	: 0x3 (IRQ 3)
 1120 07:48:55.446091  PCI IRQ: Found device 0:02.02 using PIN A
 1121 07:48:55.449067  	Found this device in pirq_data table entry 1
 1122 07:48:55.452299  	Orig INT_PIN	: 1 (PIN A)
 1123 07:48:55.455423  	PCI_INTR idx	: 0x01 (INTB#)
 1124 07:48:55.459301  	INT_LINE	: 0x4 (IRQ 4)
 1125 07:48:55.462207  PCI IRQ: Found device 0:02.04 using PIN A
 1126 07:48:55.465584  	Found this device in pirq_data table entry 3
 1127 07:48:55.469098  	Orig INT_PIN	: 1 (PIN A)
 1128 07:48:55.469680  	PCI_INTR idx	: 0x03 (INTD#)
 1129 07:48:55.472301  
 1130 07:48:55.472776  	INT_LINE	: 0x7 (IRQ 7)
 1131 07:48:55.475282  PCI IRQ: Found device 0:08.00 using PIN A
 1132 07:48:55.482603  PCI Devfn (0x40) not found in pirq_data table
 1133 07:48:55.485336  PCI IRQ: Found device 0:10.00 using PIN A
 1134 07:48:55.488360  	Found this device in pirq_data table entry 10
 1135 07:48:55.492055  	Orig INT_PIN	: 1 (PIN A)
 1136 07:48:55.492541  	PCI_INTR idx	: 0x34 (XHCI)
 1137 07:48:55.495597  	INT_LINE	: 0x4 (IRQ 4)
 1138 07:48:55.498219  PCI IRQ: Found device 0:12.00 using PIN A
 1139 07:48:55.502167  	Found this device in pirq_data table entry 9
 1140 07:48:55.504886  	Orig INT_PIN	: 1 (PIN A)
 1141 07:48:55.508648  	PCI_INTR idx	: 0x30 (EHCI)
 1142 07:48:55.512128  	INT_LINE	: 0x5 (IRQ 5)
 1143 07:48:55.514903  PCI IRQ: Found device 0:14.07 using PIN A
 1144 07:48:55.518102  	Found this device in pirq_data table entry 6
 1145 07:48:55.521257  	Orig INT_PIN	: 1 (PIN A)
 1146 07:48:55.521792  	PCI_INTR idx	: 0x17 (SD)
 1147 07:48:55.524805  	INT_LINE	: 0x3 (IRQ 3)
 1148 07:48:55.528486  PCI IRQ: Found device 2:00.00 using PIN A
 1149 07:48:55.531437  	With INT_PIN swizzled to PIN A
 1150 07:48:55.535076  	Attached to bridge device 0:02h.04h
 1151 07:48:55.537753  	Found this device in pirq_data table entry 3
 1152 07:48:55.540995  	Orig INT_PIN	: 1 (PIN A)
 1153 07:48:55.544623  	PCI_INTR idx	: 0x03 (INTD#)
 1154 07:48:55.547781  	INT_LINE	: 0x7 (IRQ 7)
 1155 07:48:55.551404  PCI IRQ: Found device 1:00.00 using PIN A
 1156 07:48:55.554520  	With INT_PIN swizzled to PIN A
 1157 07:48:55.557799  	Attached to bridge device 0:02h.02h
 1158 07:48:55.561072  	Found this device in pirq_data table entry 1
 1159 07:48:55.561691  	Orig INT_PIN	: 1 (PIN A)
 1160 07:48:55.564302  
 1161 07:48:55.564779  	PCI_INTR idx	: 0x01 (INTB#)
 1162 07:48:55.568703  	INT_LINE	: 0x4 (IRQ 4)
 1163 07:48:55.574585  PCI_CFG IRQ: Finished writing PCI config space IRQ assignments
 1164 07:48:55.575184  POST: 0x74
 1165 07:48:55.577574  Enabling resources...
 1166 07:48:55.578054  agesawrapper_amdinitmid() entry
 1167 07:48:55.587783  agesawrapper_amdinitmid() returned AGESA_SUCCESS
 1168 07:48:55.591549  PCI: 00:00.0 subsystem <- 1022/1576
 1169 07:48:55.592158  PCI: 00:00.0 cmd <- 04
 1170 07:48:55.594423  PCI: 00:01.0 subsystem <- 1002/98e4
 1171 07:48:55.597786  PCI: 00:01.0 cmd <- 07
 1172 07:48:55.601677  PCI: 00:01.1 subsystem <- 1002/15b3
 1173 07:48:55.604036  PCI: 00:01.1 cmd <- 02
 1174 07:48:55.607615  PCI: 00:02.0 subsystem <- 1022/157b
 1175 07:48:55.608228  PCI: 00:02.0 cmd <- 00
 1176 07:48:55.610868  PCI: 00:02.2 bridge ctrl <- 0003
 1177 07:48:55.615026  PCI: 00:02.2 cmd <- 06
 1178 07:48:55.617714  PCI: 00:02.4 bridge ctrl <- 0003
 1179 07:48:55.618219  PCI: 00:02.4 cmd <- 06
 1180 07:48:55.620607  PCI: 00:03.0 cmd <- 00
 1181 07:48:55.624230  PCI: 00:08.0 subsystem <- 1022/1578
 1182 07:48:55.627082  PCI: 00:08.0 cmd <- 06
 1183 07:48:55.630268  PCI: 00:09.0 subsystem <- 1022/157d
 1184 07:48:55.630751  PCI: 00:09.0 cmd <- 00
 1185 07:48:55.633875  PCI: 00:10.0 subsystem <- 1022/7914
 1186 07:48:55.637058  PCI: 00:10.0 cmd <- 02
 1187 07:48:55.640551  PCI: 00:12.0 subsystem <- 1022/7908
 1188 07:48:55.643511  PCI: 00:12.0 cmd <- 02
 1189 07:48:55.647468  PCI: 00:14.0 subsystem <- 1022/790b
 1190 07:48:55.648052  PCI: 00:14.0 cmd <- 403
 1191 07:48:55.650300  PCI: 00:14.3 subsystem <- 1022/790e
 1192 07:48:55.653416  PCI: 00:14.3 cmd <- 0f
 1193 07:48:55.660270  Southbridge LPC decode:PNP: 0c09.0, base=0x00000800, end=0x000009fe
 1194 07:48:55.660858  Covered by wideIO 0
 1195 07:48:55.663260  PCI: 00:14.7 subsystem <- 1022/7906
 1196 07:48:55.667035  PCI: 00:14.7 cmd <- 06
 1197 07:48:55.667620  PCI: 00:18.0 cmd <- 00
 1198 07:48:55.670159  PCI: 00:18.1 subsystem <- 1022/15b1
 1199 07:48:55.673686  PCI: 00:18.1 cmd <- 00
 1200 07:48:55.677011  PCI: 00:18.2 subsystem <- 1022/15b2
 1201 07:48:55.680761  PCI: 00:18.2 cmd <- 00
 1202 07:48:55.683166  PCI: 00:18.3 subsystem <- 1022/15b3
 1203 07:48:55.683665  PCI: 00:18.3 cmd <- 00
 1204 07:48:55.686391  PCI: 00:18.4 subsystem <- 1022/15b4
 1205 07:48:55.690310  PCI: 00:18.4 cmd <- 00
 1206 07:48:55.693137  PCI: 00:18.5 subsystem <- 1022/15b5
 1207 07:48:55.697251  PCI: 00:18.5 cmd <- 00
 1208 07:48:55.697881  PCI: 01:00.0 cmd <- 02
 1209 07:48:55.699806  PCI: 02:00.0 subsystem <- 1217/8620
 1210 07:48:55.703018  PCI: 02:00.0 cmd <- 06
 1211 07:48:55.703497  done.
 1212 07:48:55.710461  BS: BS_DEV_ENABLE times (us): entry 279617 run 130636 exit 0
 1213 07:48:55.711115  POST: 0x75
 1214 07:48:55.713641  Initializing devices...
 1215 07:48:55.714124  Root Device init ...
 1216 07:48:55.716797  
 1217 07:48:55.719698  Root Device init finished in 1950 usecs
 1218 07:48:55.720290  POST: 0x75
 1219 07:48:55.723124  CPU_CLUSTER: 0 init ...
 1220 07:48:55.723716  MTRR: Physical address space:
 1221 07:48:55.729542  0x0000000000000000 - 0x00000000000a0000 size 0x000a0000 type 6
 1222 07:48:55.735927  0x00000000000a0000 - 0x00000000000c0000 size 0x00020000 type 0
 1223 07:48:55.739235  0x00000000000c0000 - 0x00000000d0000000 size 0xcff40000 type 6
 1224 07:48:55.746327  0x00000000d0000000 - 0x00000000f0000000 size 0x20000000 type 0
 1225 07:48:55.752370  0x00000000f0000000 - 0x00000000f4800000 size 0x04800000 type 1
 1226 07:48:55.755668  0x00000000f4800000 - 0x0000000100000000 size 0x0b800000 type 0
 1227 07:48:55.759512  
 1228 07:48:55.762603  0x0000000100000000 - 0x000000012f000000 size 0x2f000000 type 6
 1229 07:48:55.766083  MTRR: Fixed MSR 0x250 0x1e1e1e1e1e1e1e1e
 1230 07:48:55.769435  MTRR: Fixed MSR 0x258 0x1e1e1e1e1e1e1e1e
 1231 07:48:55.773083  MTRR: Fixed MSR 0x259 0x0000000000000000
 1232 07:48:55.775782  
 1233 07:48:55.779482  MTRR: Fixed MSR 0x268 0x1e1e1e1e1e1e1e1e
 1234 07:48:55.782343  MTRR: Fixed MSR 0x269 0x1e1e1e1e1e1e1e1e
 1235 07:48:55.785611  MTRR: Fixed MSR 0x26a 0x1e1e1e1e1e1e1e1e
 1236 07:48:55.788692  MTRR: Fixed MSR 0x26b 0x1e1e1e1e1e1e1e1e
 1237 07:48:55.792699  MTRR: Fixed MSR 0x26c 0x1e1e1e1e1e1e1e1e
 1238 07:48:55.795878  MTRR: Fixed MSR 0x26d 0x1e1e1e1e1e1e1e1e
 1239 07:48:55.798672  MTRR: Fixed MSR 0x26e 0x1e1e1e1e1e1e1e1e
 1240 07:48:55.802173  MTRR: Fixed MSR 0x26f 0x1e1e1e1e1e1e1e1e
 1241 07:48:55.805617  call enable_fixed_mtrr()
 1242 07:48:55.808634  CPU physical address size: 48 bits
 1243 07:48:55.812338  MTRR: default type WB/UC MTRR counts: 8/6.
 1244 07:48:55.815483  MTRR: UC selected as default type.
 1245 07:48:55.822089  MTRR: 0 base 0x0000000000000000 mask 0x0000ffff80000000 type 6
 1246 07:48:55.825285  MTRR: 1 base 0x0000000080000000 mask 0x0000ffffc0000000 type 6
 1247 07:48:55.828657  
 1248 07:48:55.831993  MTRR: 2 base 0x00000000c0000000 mask 0x0000fffff0000000 type 6
 1249 07:48:55.838365  MTRR: 3 base 0x00000000f0000000 mask 0x0000fffffc000000 type 1
 1250 07:48:55.844883  MTRR: 4 base 0x00000000f4000000 mask 0x0000ffffff800000 type 1
 1251 07:48:55.848657  MTRR: 5 base 0x0000000100000000 mask 0x0000ffffc0000000 type 6
 1252 07:48:55.849235  
 1253 07:48:55.851924  MTRR check
 1254 07:48:55.852485  Fixed MTRRs   : Enabled
 1255 07:48:55.855113  Variable MTRRs: Enabled
 1256 07:48:55.855700  
 1257 07:48:55.856082  POST: 0x93
 1258 07:48:55.858464  Will perform SMM setup.
 1259 07:48:55.862190  CPU: AMD A4-9120C RADEON R4, 5 COMPUTE CORES 2C+3G  .
 1260 07:48:55.871826  Loading module at 00030000 with entry 00030000. filesize: 0x170 memsize: 0x170
 1261 07:48:55.874858  Processing 16 relocs. Offset value of 0x00030000
 1262 07:48:55.878906  Attempting to start 1 APs
 1263 07:48:55.881816  Waiting for 10ms after sending INIT.
 1264 07:48:55.895495  Waiting for 1st SIPI to complete...AP: slot 1 apic_id 11.
 1265 07:48:55.896073  done.
 1266 07:48:55.898503  Waiting for 2nd SIPI to complete...done.
 1267 07:48:55.904955  Loading module at 00038000 with entry 00038000. filesize: 0x1a8 memsize: 0x1a8
 1268 07:48:55.911727  Processing 13 relocs. Offset value of 0x00038000
 1269 07:48:55.914841  SMM Module: stub loaded at 00038000. Will call cdeb995b(00000000)
 1270 07:48:55.918075  
 1271 07:48:55.918551  Installing SMM handler to 0xce800000
 1272 07:48:55.921256  
 1273 07:48:55.928085  Loading module at ce810000 with entry ce81142b. filesize: 0x6c98 memsize: 0xad18
 1274 07:48:55.931785  Processing 481 relocs. Offset value of 0xce810000
 1275 07:48:55.934651  
 1276 07:48:55.940970  Loading module at ce808000 with entry ce808000. filesize: 0x1a8 memsize: 0x1a8
 1277 07:48:55.944481  Processing 13 relocs. Offset value of 0xce808000
 1278 07:48:55.948111  SMM Module: placing jmp sequence at ce807e00 rel16 0x01fd
 1279 07:48:55.954369  SMM Module: stub loaded at ce808000. Will call ce81142b(00000000)
 1280 07:48:55.957756  New SMBASE 0xce800000
 1281 07:48:55.958237  Relocation complete.
 1282 07:48:55.960928  New SMBASE 0xce7ffe00
 1283 07:48:55.964264  Relocation complete.
 1284 07:48:55.964845  Initializing CPU #0
 1285 07:48:55.967565  CPU: vendor AMD device 670f00
 1286 07:48:55.970873  CPU: family 15, model 70, stepping 00
 1287 07:48:55.974490  Setting up local APIC... apic_id: 0x10 done.
 1288 07:48:55.977714  CPU #0 initialized
 1289 07:48:55.978269  Initializing CPU #1
 1290 07:48:55.980858  CPU: vendor AMD device 670f00
 1291 07:48:55.984589  CPU: family 15, model 70, stepping 00
 1292 07:48:55.988054  Setting up local APIC... apic_id: 0x11 done.
 1293 07:48:55.990775  CPU #1 initialized
 1294 07:48:55.994011  bsp_do_flight_plan done after 91 msecs.
 1295 07:48:55.997323  MTRR: TEMPORARY Physical address space:
 1296 07:48:56.004367  0x0000000000000000 - 0x00000000000a0000 size 0x000a0000 type 6
 1297 07:48:56.011018  0x00000000000a0000 - 0x00000000000c0000 size 0x00020000 type 0
 1298 07:48:56.014097  0x00000000000c0000 - 0x00000000d0000000 size 0xcff40000 type 6
 1299 07:48:56.020229  0x00000000d0000000 - 0x00000000ff000000 size 0x2f000000 type 0
 1300 07:48:56.026958  0x00000000ff000000 - 0x0000000100000000 size 0x01000000 type 5
 1301 07:48:56.030694  0x0000000100000000 - 0x000000012f000000 size 0x2f000000 type 6
 1302 07:48:56.033829  MTRR: default type WB/UC MTRR counts: 7/5.
 1303 07:48:56.036885  MTRR: UC selected as default type.
 1304 07:48:56.043743  MTRR: 0 base 0x0000000000000000 mask 0x0000ffff80000000 type 6
 1305 07:48:56.050651  MTRR: 1 base 0x0000000080000000 mask 0x0000ffffc0000000 type 6
 1306 07:48:56.053348  MTRR: 2 base 0x00000000c0000000 mask 0x0000fffff0000000 type 6
 1307 07:48:56.059963  MTRR: 3 base 0x00000000ff000000 mask 0x0000ffffff000000 type 5
 1308 07:48:56.066731  MTRR: 4 base 0x0000000100000000 mask 0x0000ffffc0000000 type 6
 1309 07:48:56.070309  CPU_CLUSTER: 0 init finished in 346104 usecs
 1310 07:48:56.070867  POST: 0x75
 1311 07:48:56.074021  POST: 0x75
 1312 07:48:56.074604  POST: 0x75
 1313 07:48:56.074986  POST: 0x75
 1314 07:48:56.076741  POST: 0x75
 1315 07:48:56.077217  POST: 0x75
 1316 07:48:56.077626  POST: 0x75
 1317 07:48:56.079755  POST: 0x75
 1318 07:48:56.080235  PCI: 00:00.0 init ...
 1319 07:48:56.082918  PCI: 00:00.0 init finished in 2002 usecs
 1320 07:48:56.086474  POST: 0x75
 1321 07:48:56.086950  POST: 0x75
 1322 07:48:56.090030  PCI: 00:01.0 init ...
 1323 07:48:56.093286  CBFS: 'Master Header Locator' located CBFS at [df0000:ffffc0)
 1324 07:48:56.096440  CBFS: Locating 'pci1002,98e4.rom'
 1325 07:48:56.099530  CBFS: Found @ offset 92c00 size fe00
 1326 07:48:56.103320  Mapping PCI device 100298e4 to 100298e0
 1327 07:48:56.109972  In CBFS, ROM address for PCI: 00:01.0 = ffe82c48
 1328 07:48:56.116347  PCI expansion ROM, signature 0xaa55, INIT size 0xfe00, data ptr 0x01c0
 1329 07:48:56.119376  PCI ROM image, vendor ID 1002, device ID 98e0,
 1330 07:48:56.123028  PCI ROM image, Class Code 030000, Code Type 00
 1331 07:48:56.129602  Copying VGA ROM Image from ffe82c48 to 0xc0000, 0xfe00 bytes
 1332 07:48:56.135654  Real mode stub @00000600: 867 bytes
 1333 07:48:56.139469  Calling Option ROM...
 1334 07:48:56.178085  ... Option ROM returned.
 1335 07:48:56.181335  VBE: Getting information about VESA mode 41d2
 1336 07:48:56.184479  VBE: resolution:  1366x768@16
 1337 07:48:56.187715  VBE: framebuffer: f0000000
 1338 07:48:56.190970  VBE: Setting VESA mode 41d2
 1339 07:48:56.210890  VGA Option ROM was run
 1340 07:48:56.214397  PCI: 00:01.0 init finished in 124260 usecs
 1341 07:48:56.217825  POST: 0x75
 1342 07:48:56.218388  PCI: 00:01.1 init ...
 1343 07:48:56.220953  PCI: 00:01.1 init finished in 2002 usecs
 1344 07:48:56.224164  POST: 0x75
 1345 07:48:56.224646  PCI: 00:02.0 init ...
 1346 07:48:56.227421  PCI: 00:02.0 init finished in 2002 usecs
 1347 07:48:56.230704  POST: 0x75
 1348 07:48:56.231190  POST: 0x75
 1349 07:48:56.231572  POST: 0x75
 1350 07:48:56.234139  POST: 0x75
 1351 07:48:56.234627  POST: 0x75
 1352 07:48:56.235006  POST: 0x75
 1353 07:48:56.237357  PCI: 00:03.0 init ...
 1354 07:48:56.240371  PCI: 00:03.0 init finished in 2002 usecs
 1355 07:48:56.240859  POST: 0x75
 1356 07:48:56.243920  PCI: 00:08.0 init ...
 1357 07:48:56.247188  PCI: 00:08.0 init finished in 2002 usecs
 1358 07:48:56.247769  POST: 0x75
 1359 07:48:56.250260  PCI: 00:09.0 init ...
 1360 07:48:56.254107  PCI: 00:09.0 init finished in 2002 usecs
 1361 07:48:56.254614  POST: 0x75
 1362 07:48:56.257119  
 1363 07:48:56.257633  POST: 0x75
 1364 07:48:56.258018  PCI: 00:10.0 init ...
 1365 07:48:56.263546  PCI: 00:10.0 init finished in 2002 usecs
 1366 07:48:56.264107  POST: 0x75
 1367 07:48:56.264490  POST: 0x75
 1368 07:48:56.267142  PCI: 00:12.0 init ...
 1369 07:48:56.270507  PCI: 00:12.0 init finished in 2003 usecs
 1370 07:48:56.271067  POST: 0x75
 1371 07:48:56.273520  PCI: 00:14.0 init ...
 1372 07:48:56.277582  IOAPIC: Initializing IOAPIC at 0xfec00000
 1373 07:48:56.280388  IOAPIC: Bootstrap Processor Local APIC = 0x10
 1374 07:48:56.283705  IOAPIC: ID = 0x04
 1375 07:48:56.284190  IOAPIC: Dumping registers
 1376 07:48:56.287183    reg 0x0000: 0x04000000
 1377 07:48:56.290047    reg 0x0001: 0x00178021
 1378 07:48:56.290531    reg 0x0002: 0x04000000
 1379 07:48:56.293293  
 1380 07:48:56.293808  IOAPIC: 24 interrupts
 1381 07:48:56.297011  IOAPIC: Enabling interrupts on FSB
 1382 07:48:56.300283  IOAPIC: reg 0x00000000 value 0x10000000 0x00000700
 1383 07:48:56.306707  IOAPIC: reg 0x00000001 value 0x00000000 0x00010000
 1384 07:48:56.310070  IOAPIC: reg 0x00000002 value 0x00000000 0x00010000
 1385 07:48:56.316440  IOAPIC: reg 0x00000003 value 0x00000000 0x00010000
 1386 07:48:56.319740  IOAPIC: reg 0x00000004 value 0x00000000 0x00010000
 1387 07:48:56.322984  IOAPIC: reg 0x00000005 value 0x00000000 0x00010000
 1388 07:48:56.329960  IOAPIC: reg 0x00000006 value 0x00000000 0x00010000
 1389 07:48:56.333241  IOAPIC: reg 0x00000007 value 0x00000000 0x00010000
 1390 07:48:56.336218  IOAPIC: reg 0x00000008 value 0x00000000 0x00010000
 1391 07:48:56.343101  IOAPIC: reg 0x00000009 value 0x00000000 0x00010000
 1392 07:48:56.345992  IOAPIC: reg 0x0000000a value 0x00000000 0x00010000
 1393 07:48:56.349262  IOAPIC: reg 0x0000000b value 0x00000000 0x00010000
 1394 07:48:56.356555  IOAPIC: reg 0x0000000c value 0x00000000 0x00010000
 1395 07:48:56.359939  IOAPIC: reg 0x0000000d value 0x00000000 0x00010000
 1396 07:48:56.366084  IOAPIC: reg 0x0000000e value 0x00000000 0x00010000
 1397 07:48:56.369617  IOAPIC: reg 0x0000000f value 0x00000000 0x00010000
 1398 07:48:56.372665  IOAPIC: reg 0x00000010 value 0x00000000 0x00010000
 1399 07:48:56.379194  IOAPIC: reg 0x00000011 value 0x00000000 0x00010000
 1400 07:48:56.382628  IOAPIC: reg 0x00000012 value 0x00000000 0x00010000
 1401 07:48:56.385844  IOAPIC: reg 0x00000013 value 0x00000000 0x00010000
 1402 07:48:56.393158  IOAPIC: reg 0x00000014 value 0x00000000 0x00010000
 1403 07:48:56.396075  IOAPIC: reg 0x00000015 value 0x00000000 0x00010000
 1404 07:48:56.402701  IOAPIC: reg 0x00000016 value 0x00000000 0x00010000
 1405 07:48:56.405545  IOAPIC: reg 0x00000017 value 0x00000000 0x00010000
 1406 07:48:56.408691  PCI: 00:14.0 init finished in 133956 usecs
 1407 07:48:56.409179  POST: 0x75
 1408 07:48:56.412585  PCI: 00:14.3 init ...
 1409 07:48:56.413167  RTC Init
 1410 07:48:56.416229  PCI: 00:14.3 init finished in 2962 usecs
 1411 07:48:56.419482  POST: 0x75
 1412 07:48:56.420064  PCI: 00:14.7 init ...
 1413 07:48:56.422357  PCI: 00:14.7 init finished in 2002 usecs
 1414 07:48:56.425409  POST: 0x75
 1415 07:48:56.425933  PCI: 00:18.0 init ...
 1416 07:48:56.429149  IOAPIC: Initializing IOAPIC at 0xfec20000
 1417 07:48:56.435969  IOAPIC: Bootstrap Processor Local APIC = 0x10
 1418 07:48:56.436531  IOAPIC: ID = 0x05
 1419 07:48:56.438554  IOAPIC: Dumping registers
 1420 07:48:56.441960    reg 0x0000: 0x05000000
 1421 07:48:56.442447    reg 0x0001: 0x001f8021
 1422 07:48:56.445678    reg 0x0002: 0x00000000
 1423 07:48:56.448629  IOAPIC: 32 interrupts
 1424 07:48:56.452126  IOAPIC: Enabling interrupts on FSB
 1425 07:48:56.455192  IOAPIC: reg 0x00000000 value 0x10000000 0x00000700
 1426 07:48:56.458418  IOAPIC: reg 0x00000001 value 0x00000000 0x00010000
 1427 07:48:56.465512  IOAPIC: reg 0x00000002 value 0x00000000 0x00010000
 1428 07:48:56.469140  IOAPIC: reg 0x00000003 value 0x00000000 0x00010000
 1429 07:48:56.472050  IOAPIC: reg 0x00000004 value 0x00000000 0x00010000
 1430 07:48:56.478685  IOAPIC: reg 0x00000005 value 0x00000000 0x00010000
 1431 07:48:56.481745  IOAPIC: reg 0x00000006 value 0x00000000 0x00010000
 1432 07:48:56.485207  IOAPIC: reg 0x00000007 value 0x00000000 0x00010000
 1433 07:48:56.492110  IOAPIC: reg 0x00000008 value 0x00000000 0x00010000
 1434 07:48:56.495440  IOAPIC: reg 0x00000009 value 0x00000000 0x00010000
 1435 07:48:56.501973  IOAPIC: reg 0x0000000a value 0x00000000 0x00010000
 1436 07:48:56.504838  IOAPIC: reg 0x0000000b value 0x00000000 0x00010000
 1437 07:48:56.508235  IOAPIC: reg 0x0000000c value 0x00000000 0x00010000
 1438 07:48:56.514772  IOAPIC: reg 0x0000000d value 0x00000000 0x00010000
 1439 07:48:56.518420  IOAPIC: reg 0x0000000e value 0x00000000 0x00010000
 1440 07:48:56.521761  IOAPIC: reg 0x0000000f value 0x00000000 0x00010000
 1441 07:48:56.528260  IOAPIC: reg 0x00000010 value 0x00000000 0x00010000
 1442 07:48:56.532134  IOAPIC: reg 0x00000011 value 0x00000000 0x00010000
 1443 07:48:56.537596  IOAPIC: reg 0x00000012 value 0x00000000 0x00010000
 1444 07:48:56.541099  IOAPIC: reg 0x00000013 value 0x00000000 0x00010000
 1445 07:48:56.544568  IOAPIC: reg 0x00000014 value 0x00000000 0x00010000
 1446 07:48:56.550872  IOAPIC: reg 0x00000015 value 0x00000000 0x00010000
 1447 07:48:56.554381  IOAPIC: reg 0x00000016 value 0x00000000 0x00010000
 1448 07:48:56.557635  IOAPIC: reg 0x00000017 value 0x00000000 0x00010000
 1449 07:48:56.564937  IOAPIC: reg 0x00000018 value 0x00000000 0x00010000
 1450 07:48:56.567658  IOAPIC: reg 0x00000019 value 0x00000000 0x00010000
 1451 07:48:56.570781  IOAPIC: reg 0x0000001a value 0x00000000 0x00010000
 1452 07:48:56.577887  IOAPIC: reg 0x0000001b value 0x00000000 0x00010000
 1453 07:48:56.580858  IOAPIC: reg 0x0000001c value 0x00000000 0x00010000
 1454 07:48:56.587576  IOAPIC: reg 0x0000001d value 0x00000000 0x00010000
 1455 07:48:56.590710  IOAPIC: reg 0x0000001e value 0x00000000 0x00010000
 1456 07:48:56.594112  IOAPIC: reg 0x0000001f value 0x00000000 0x00010000
 1457 07:48:56.598020  PCI: 00:18.0 init finished in 170070 usecs
 1458 07:48:56.600652  POST: 0x75
 1459 07:48:56.601154  PCI: 00:18.1 init ...
 1460 07:48:56.607232  PCI: 00:18.1 init finished in 2002 usecs
 1461 07:48:56.607867  POST: 0x75
 1462 07:48:56.608246  PCI: 00:18.2 init ...
 1463 07:48:56.614179  PCI: 00:18.2 init finished in 2002 usecs
 1464 07:48:56.614765  POST: 0x75
 1465 07:48:56.617129  PCI: 00:18.3 init ...
 1466 07:48:56.620432  PCI: 00:18.3 init finished in 2002 usecs
 1467 07:48:56.620969  POST: 0x75
 1468 07:48:56.623502  PCI: 00:18.4 init ...
 1469 07:48:56.626885  PCI: 00:18.4 init finished in 2002 usecs
 1470 07:48:56.627360  POST: 0x75
 1471 07:48:56.630142  PCI: 00:18.5 init ...
 1472 07:48:56.633252  PCI: 00:18.5 init finished in 2002 usecs
 1473 07:48:56.633849  POST: 0x75
 1474 07:48:56.636773  PCI: 01:00.0 init ...
 1475 07:48:56.639863  PCI: 01:00.0 init finished in 2002 usecs
 1476 07:48:56.640339  POST: 0x75
 1477 07:48:56.643454  PCI: 02:00.0 init ...
 1478 07:48:56.646612  BayHub BH720: Power-saving enabled (link_ctrl=0x110103)
 1479 07:48:56.650250  PCI: 02:00.0 init finished in 7126 usecs
 1480 07:48:56.653557  POST: 0x75
 1481 07:48:56.654215  PNP: 0c09.0 init ...
 1482 07:48:56.659954  Google Chrome EC: Hello got back 11223344 status (0)
 1483 07:48:56.663286  Google Chrome EC: version:
 1484 07:48:56.666818      ro: careena_v2.0.11488-7215d6e0e4
 1485 07:48:56.669917      rw: careena_v2.0.11488-7215d6e0e4
 1486 07:48:56.670392    running image: 1
 1487 07:48:56.673557  Google Chrome EC uptime: 5.821 seconds
 1488 07:48:56.677167  Google Chrome AP resets since EC boot: 0
 1489 07:48:56.680623  
 1490 07:48:56.683169  Google Chrome most recent AP reset causes:
 1491 07:48:56.686889  Google Chrome EC reset flags at last EC boot: reset-pin
 1492 07:48:56.690009  PNP: 0c09.0 init finished in 34465 usecs
 1493 07:48:56.692896  POST: 0x75
 1494 07:48:56.693369  POST: 0x75
 1495 07:48:56.693774  POST: 0x75
 1496 07:48:56.697232  POST: 0x75
 1497 07:48:56.697852  POST: 0x75
 1498 07:48:56.698229  POST: 0x75
 1499 07:48:56.699430  POST: 0x75
 1500 07:48:56.699905  Devices initialized
 1501 07:48:56.703425  Show all devs... After init.
 1502 07:48:56.706426  Root Device: enabled 1
 1503 07:48:56.707285  CPU_CLUSTER: 0: enabled 1
 1504 07:48:56.709835  DOMAIN: 0000: enabled 1
 1505 07:48:56.712673  MMIO: fedc2000: enabled 1
 1506 07:48:56.713151  MMIO: fedc3000: enabled 1
 1507 07:48:56.716075  MMIO: fedc4000: enabled 1
 1508 07:48:56.719657  MMIO: fedc5000: enabled 1
 1509 07:48:56.720237  APIC: 10: enabled 1
 1510 07:48:56.723405  PCI: 00:00.0: enabled 1
 1511 07:48:56.726329  PCI: 00:00.2: enabled 0
 1512 07:48:56.726804  PCI: 00:01.0: enabled 1
 1513 07:48:56.729307  PCI: 00:01.1: enabled 1
 1514 07:48:56.732536  PCI: 00:02.0: enabled 1
 1515 07:48:56.733009  PCI: 00:02.1: enabled 0
 1516 07:48:56.736401  PCI: 00:02.2: enabled 1
 1517 07:48:56.739234  PCI: 00:02.3: enabled 0
 1518 07:48:56.739753  PCI: 00:02.4: enabled 1
 1519 07:48:56.742409  PCI: 00:02.5: enabled 0
 1520 07:48:56.745931  PCI: 00:08.0: enabled 1
 1521 07:48:56.746455  PCI: 00:09.0: enabled 1
 1522 07:48:56.749164  PCI: 00:09.2: enabled 0
 1523 07:48:56.752743  PCI: 00:10.0: enabled 1
 1524 07:48:56.753219  PCI: 00:11.0: enabled 0
 1525 07:48:56.756020  PCI: 00:12.0: enabled 1
 1526 07:48:56.759407  PCI: 00:14.0: enabled 1
 1527 07:48:56.759883  PCI: 00:14.3: enabled 1
 1528 07:48:56.762720  PCI: 00:14.7: enabled 1
 1529 07:48:56.763196  PCI: 00:18.0: enabled 1
 1530 07:48:56.765646  
 1531 07:48:56.766123  PCI: 00:18.1: enabled 1
 1532 07:48:56.769684  PCI: 00:18.2: enabled 1
 1533 07:48:56.770262  PCI: 00:18.3: enabled 1
 1534 07:48:56.772882  PCI: 00:18.4: enabled 1
 1535 07:48:56.776095  PCI: 00:18.5: enabled 1
 1536 07:48:56.776676  GENERIC: 0.0: enabled 1
 1537 07:48:56.779341  I2C: 01:1a: enabled 1
 1538 07:48:56.782316  GENERIC: 0.1: enabled 1
 1539 07:48:56.782848  I2C: 02:50: enabled 1
 1540 07:48:56.786167  I2C: 03:15: enabled 1
 1541 07:48:56.786748  I2C: 04:39: enabled 1
 1542 07:48:56.789299  
 1543 07:48:56.789803  I2C: 04:10: enabled 1
 1544 07:48:56.792594  PCI: 02:00.0: enabled 1
 1545 07:48:56.793174  PNP: 0c09.0: enabled 1
 1546 07:48:56.795712  PCI: 00:03.0: enabled 1
 1547 07:48:56.799403  PCI: 01:00.0: enabled 1
 1548 07:48:56.799990  APIC: 11: enabled 1
 1549 07:48:56.805889  BS: BS_DEV_INIT times (us): entry 0 run 1088512 exit 150
 1550 07:48:56.812867  ELOG: Event(A1) added with size 10 at 2022-11-13 07:48:56 UTC
 1551 07:48:56.818640  elog_add_boot_reason: Logged recovery mode boot (Dev-switch on), reason: 0x1b
 1552 07:48:56.822688  ELOG: Event(A0) added with size 9 at 2022-11-13 07:48:56 UTC
 1553 07:48:56.828724  elog_add_boot_reason: Logged dev mode boot
 1554 07:48:56.829246  POST: 0x76
 1555 07:48:56.829669  Finalize devices...
 1556 07:48:56.832185  Devices finalized
 1557 07:48:56.835526  FMAP: area RW_NVRAM found @ 467000 (20480 bytes)
 1558 07:48:56.838795  agesawrapper_amdinitlate() entry
 1559 07:48:56.858002  DmiTable:cdfbd4a3, AcpiPstatein: cdfbc2b9, AcpiSrat:00000000,AcpiSlit:00000000, Mce:cdfbd327, Cmc:cdfbd3e9,Alib:cdfbe586, AcpiIvrs:00000000 in agesawrapper_amdinitlate
 1560 07:48:56.861360  agesawrapper_amdinitlate() returned AGESA_SUCCESS
 1561 07:48:56.864754  agesawrapper_amdinitrtb() entry
 1562 07:48:56.871397  agesawrapper_amdinitrtb() returned AGESA_SUCCESS
 1563 07:48:56.874811  BS: BS_POST_DEVICE times (us): entry 22181 run 4547 exit 38081
 1564 07:48:56.881772  FMAP: area RW_MRC_CACHE found @ 0 (65536 bytes)
 1565 07:48:56.885093  MRC: Checking cached data update for 'RW_MRC_CACHE'.
 1566 07:48:56.887714  MRC: cache data 'RW_MRC_CACHE' needs update.
 1567 07:48:56.905349  ELOG: Event(AA) added with size 11 at 2022-11-13 07:48:56 UTC
 1568 07:48:56.905952  POST: 0x77
 1569 07:48:56.911905  BS: BS_OS_RESUME_CHECK times (us): entry 29798 run 1061 exit 1
 1570 07:48:56.912487  POST: 0x79
 1571 07:48:56.914739  POST: 0x9c
 1572 07:48:56.917866  CBFS: 'Master Header Locator' located CBFS at [df0000:ffffc0)
 1573 07:48:56.921240  CBFS: Locating 'fallback/dsdt.aml'
 1574 07:48:56.924461  CBFS: Found @ offset a6cc0 size 3b94
 1575 07:48:56.931339  CBFS: 'Master Header Locator' located CBFS at [df0000:ffffc0)
 1576 07:48:56.935128  CBFS: Locating 'fallback/slic'
 1577 07:48:56.938388  CBFS: 'fallback/slic' not found.
 1578 07:48:56.942008  ACPI: Writing ACPI tables at cde2e000.
 1579 07:48:56.942486  ACPI:    * FACS
 1580 07:48:56.944571  ACPI:    * DSDT
 1581 07:48:56.947910  Ramoops buffer: 0x100000@0xcdd2e000.
 1582 07:48:56.951732  ACPI:    * FADT
 1583 07:48:56.952361  pm_base: 0x0400
 1584 07:48:56.954901  ACPI: added table 1/32, length now 40
 1585 07:48:56.957682  ACPI:     * SSDT
 1586 07:48:56.958162  ACPI \_PR report 2 core(s)
 1587 07:48:56.961183  dw_i2c: bad counts. hcnt = -1 lcnt = 9
 1588 07:48:56.968176  dw_i2c: bad counts. hcnt = -1 lcnt = 13
 1589 07:48:56.971467  dw_i2c: bad counts. hcnt = -13 lcnt = 11
 1590 07:48:56.974369  dw_i2c: bad counts. hcnt = -7 lcnt = 16
 1591 07:48:56.977912  CBFS: 'Master Header Locator' located CBFS at [df0000:ffffc0)
 1592 07:48:56.980741  CBFS: Locating 'pci1002,98e4.rom'
 1593 07:48:56.984140  CBFS: Found @ offset 92c00 size fe00
 1594 07:48:56.987664  Mapping PCI device 100298e4 to 100298e0
 1595 07:48:56.994044  In CBFS, ROM address for PCI: 00:01.0 = ffe82c48
 1596 07:48:57.001340  PCI expansion ROM, signature 0xaa55, INIT size 0xfe00, data ptr 0x01c0
 1597 07:48:57.003890  PCI ROM image, vendor ID 1002, device ID 98e0,
 1598 07:48:57.007177  PCI ROM image, Class Code 030000, Code Type 00
 1599 07:48:57.015130  \_SB.I2CA.ADAU: Analog Digital DMIC
 1600 07:48:57.021564  \_SB.I2CA.DLG7: Dialog Semiconductor DA7219 Audio Codec address 01ah irq 0
 1601 07:48:57.029093  \_SB.I2CA.MAXM: Maxim Integrated 98357A Amplifier
 1602 07:48:57.031886  \_SB.I2CB.TPMI: I2C TPM at I2C: 02:50
 1603 07:48:57.034781  \_SB.I2CC.D015: ELAN Touchpad at I2C: 03:15
 1604 07:48:57.038388  \_SB.I2CD.D039: Raydium Touchscreen at I2C: 04:39
 1605 07:48:57.044848  \_SB.I2CD.D010: ELAN Touchscreen at I2C: 04:10
 1606 07:48:57.048315  ACPI: added table 2/32, length now 44
 1607 07:48:57.048903  ACPI:    * MCFG
 1608 07:48:57.052224  ACPI: added table 3/32, length now 48
 1609 07:48:57.054987  ACPI:    * TCPA
 1610 07:48:57.055466  TCPA log created at cdd0e000
 1611 07:48:57.058049  ACPI: added table 4/32, length now 52
 1612 07:48:57.061570  ACPI:    * MADT
 1613 07:48:57.064902  ACPI: added table 5/32, length now 56
 1614 07:48:57.065388  current = cde32e10
 1615 07:48:57.071393  CBFS: 'Master Header Locator' located CBFS at [df0000:ffffc0)
 1616 07:48:57.074641  CBFS: Locating 'pci1002,98e4.rom'
 1617 07:48:57.078178  CBFS: Found @ offset 92c00 size fe00
 1618 07:48:57.081454  Mapping PCI device 100298e4 to 100298e0
 1619 07:48:57.085001  In CBFS, ROM address for PCI: 00:01.0 = ffe82c48
 1620 07:48:57.091226  PCI expansion ROM, signature 0xaa55, INIT size 0xfe00, data ptr 0x01c0
 1621 07:48:57.098216  PCI ROM image, vendor ID 1002, device ID 98e0,
 1622 07:48:57.101386  PCI ROM image, Class Code 030000, Code Type 00
 1623 07:48:57.105365  ACPI:    * VFCT at cde32e10
 1624 07:48:57.107851             Copying initialized VBIOS image from 000c0000
 1625 07:48:57.111295  ACPI: added table 6/32, length now 60
 1626 07:48:57.114324  ACPI:    * HPET
 1627 07:48:57.117657  ACPI: added table 7/32, length now 64
 1628 07:48:57.120864  ACPI: added table 8/32, length now 68
 1629 07:48:57.121444  ACPI:    * IVRS at cde42e90
 1630 07:48:57.124005    AGESA IVRS table NULL. Skipping.
 1631 07:48:57.127382  ACPI:    * SRAT at cde42e90
 1632 07:48:57.131403    AGESA SRAT table NULL. Skipping.
 1633 07:48:57.134602  ACPI:   * SLIT at cde42e90
 1634 07:48:57.138205    AGESA SLIT table NULL. Skipping.
 1635 07:48:57.140428  ACPI:  * AGESA ALIB SSDT at cde42e90
 1636 07:48:57.144503  ACPI: added table 9/32, length now 72
 1637 07:48:57.147393  ACPI:    * SSDT at cde479f0
 1638 07:48:57.150762  ACPI: added table 10/32, length now 76
 1639 07:48:57.153739  ACPI:    * SSDT for PState at cde47e2c
 1640 07:48:57.154223  ACPI: done.
 1641 07:48:57.157306  ACPI tables: 106032 bytes.
 1642 07:48:57.160304  smbios_write_tables: cdd0d000
 1643 07:48:57.160780  Create SMBIOS type 17
 1644 07:48:57.163711  SMBIOS tables: 539 bytes.
 1645 07:48:57.166821  Writing table forward entry at 0x00000500
 1646 07:48:57.173642  Wrote coreboot table at: 00000500, 0x10 bytes, checksum 11f9
 1647 07:48:57.177258  Writing coreboot table at 0xcde52000
 1648 07:48:57.180842   0. 0000000000000000-0000000000000fff: CONFIGURATION TABLES
 1649 07:48:57.183706   1. 0000000000001000-000000000009ffff: RAM
 1650 07:48:57.190058   2. 00000000000a0000-00000000000fffff: RESERVED
 1651 07:48:57.193933   3. 0000000000100000-00000000cdd0cfff: RAM
 1652 07:48:57.200540   4. 00000000cdd0d000-00000000cde9efff: CONFIGURATION TABLES
 1653 07:48:57.203673   5. 00000000cde9f000-00000000cdfa0fff: RAMSTAGE
 1654 07:48:57.206939   6. 00000000cdfa1000-00000000cdffffff: CONFIGURATION TABLES
 1655 07:48:57.213437   7. 00000000ce000000-00000000cfffffff: RESERVED
 1656 07:48:57.216840   8. 00000000f8000000-00000000fbffffff: RESERVED
 1657 07:48:57.220250   9. 0000000100000000-000000012effffff: RAM
 1658 07:48:57.223678  Passing 5 GPIOs to payload:
 1659 07:48:57.226617              NAME |       PORT | POLARITY |     VALUE
 1660 07:48:57.233138     write protect |  undefined |     high |       low
 1661 07:48:57.237135          recovery |  undefined |     high |       low
 1662 07:48:57.242837               lid |  undefined |     high |      high
 1663 07:48:57.246115             power |  undefined |     high |       low
 1664 07:48:57.252821          EC in RW | 0x0000000f |     high |       low
 1665 07:48:57.253512  Board ID: 6
 1666 07:48:57.253926  SKU ID: 17
 1667 07:48:57.259853  CBFS: 'Master Header Locator' located CBFS at [df0000:ffffc0)
 1668 07:48:57.266267  Wrote coreboot table at: cde52000, 0x538 bytes, checksum 6ad4
 1669 07:48:57.266835  coreboot table: 1360 bytes.
 1670 07:48:57.269179  IMD ROOT    0. cdfff000 00001000
 1671 07:48:57.272620  IMD SMALL   1. cdffe000 00001000
 1672 07:48:57.276120  CONSOLE     2. cdfde000 00020000
 1673 07:48:57.279547  TIME STAMP  3. cdfdd000 00000910
 1674 07:48:57.283006  VBOOT       4. cdfdc000 00000c0c
 1675 07:48:57.286002  ACPISCRATCH 5. cdfac000 00030000
 1676 07:48:57.289125  ROMSTG STCK 6. cdfab000 00000400
 1677 07:48:57.292720  AFTER CAR   7. cdfa1000 0000a000
 1678 07:48:57.293363  RAMSTAGE    8. cde9e000 00103000
 1679 07:48:57.296152  
 1680 07:48:57.296796  REFCODE     9. cde6c000 00032000
 1681 07:48:57.299250  ACPI GNVS  10. cde6b000 00001000
 1682 07:48:57.302654  SMM BACKUP 11. cde5b000 00010000
 1683 07:48:57.305776  MRC DATA   12. cde5a000 00000e75
 1684 07:48:57.309094  COREBOOT   13. cde52000 00008000
 1685 07:48:57.312200  ACPI       14. cde2e000 00024000
 1686 07:48:57.316262  RAMOOPS    15. cdd2e000 00100000
 1687 07:48:57.318657  VGA ROM #0 16. cdd1e000 0000fe00
 1688 07:48:57.322065  TCPA TCGLOG17. cdd0e000 00010000
 1689 07:48:57.325533  SMBIOS     18. cdd0d000 00000800
 1690 07:48:57.326015  IMD small region:
 1691 07:48:57.328809    IMD ROOT    0. cdffec00 00000400
 1692 07:48:57.332115    VBOOT SEL   1. cdffebe0 00000008
 1693 07:48:57.335639    EC HOSTEVENT 2. cdffebc0 00000008
 1694 07:48:57.339147    ROMSTAGE    3. cdffeba0 00000004
 1695 07:48:57.341787    VPD         4. cdffeb20 0000006c
 1696 07:48:57.344873    POWER STATE 5. cdffeb00 00000010
 1697 07:48:57.348754    MEM INFO    6. cdffe9a0 00000149
 1698 07:48:57.351683    COREBOOTFWD 7. cdffe960 00000028
 1699 07:48:57.354786  BS: BS_WRITE_TABLES times (us): entry 2 run 438418 exit 1
 1700 07:48:57.358899  POST: 0x7a
 1701 07:48:57.361572  CBFS: 'Master Header Locator' located CBFS at [df0000:ffffc0)
 1702 07:48:57.364638  CBFS: Locating 'fallback/payload'
 1703 07:48:57.371641  CBFS: Found @ offset 1ae180 size 39f90
 1704 07:48:57.375163  Loading segment from ROM address 0xfff9e1b8
 1705 07:48:57.375651    code (compression=0)
 1706 07:48:57.384701    New segment dstaddr 0x30104020 memsize 0x254890 srcaddr 0xfff9e1f0 filesize 0x39f58
 1707 07:48:57.388165  Loading segment from ROM address 0xfff9e1d4
 1708 07:48:57.388748    Entry Point 0x30104020
 1709 07:48:57.391503  
 1710 07:48:57.398100  Loading Segment: addr: 0x0000000030104020 memsz: 0x0000000000254890 filesz: 0x0000000000039f58
 1711 07:48:57.401715  lb: [0x00000000cde9f000, 0x00000000cdfa09d8)
 1712 07:48:57.412502  Post relocation: addr: 0x0000000030104020 memsz: 0x0000000000254890 filesz: 0x0000000000039f58
 1713 07:48:57.413080  it's not compressed!
 1714 07:48:57.437802  [ 0x30104020, 3013df78, 0x303588b0) <- fff9e1f0
 1715 07:48:57.444632  Clearing Segment: addr: 0x000000003013df78 memsz: 0x000000000021a938
 1716 07:48:57.447669  dest 30104020, end 303588b0, bouncebuffer ffffffff
 1717 07:48:57.451160  Loaded segments
 1718 07:48:57.451639  Lock SMM configuration
 1719 07:48:57.454024  POST: 0xfe
 1720 07:48:57.457905  BS: BS_PAYLOAD_LOAD times (us): entry 227 run 92761 exit 3310
 1721 07:48:57.460751  PSP: Notify that POST is finishing... OK
 1722 07:48:57.464251  POST: 0x7b
 1723 07:48:57.464730  mp_park_aps done after 0 msecs.
 1724 07:48:57.467883  
 1725 07:48:57.471206  Jumping to boot code at 30104020(cde52000)
 1726 07:48:57.471785  POST: 0xf8
 1727 07:48:57.477871  CPU0: stack: cdeda000 - cdedb000, lowest used address cdeda558, stack used: 2728 bytes
 1728 07:48:57.483635  
 1729 07:48:57.484219  
 1730 07:48:57.484601  
 1731 07:48:57.484970  Starting depthcharge on grunt...
 1732 07:48:57.485434  
 1733 07:48:57.486560  end: 2.2.3 depthcharge-start (duration 00:00:13) [common]
 1734 07:48:57.487132  start: 2.2.4 bootloader-commands (timeout 00:04:47) [common]
 1735 07:48:57.487584  Setting prompt string to ['grunt:']
 1736 07:48:57.488009  bootloader-commands: Wait for prompt ['grunt:'] (timeout 00:04:47)
 1737 07:48:57.490366  WARNING: can't convert coreboot GPIOs, 'lid' won't be resampled at runtime!
 1738 07:48:57.493689  
 1739 07:48:57.500593  WARNING: can't convert coreboot GPIOs, 'power' won't be resampled at runtime!
 1740 07:48:57.501196  
 1741 07:48:57.502839  The GBB signature is at 0x30004020 and is:  24 47 42 42
 1742 07:48:57.503330  
 1743 07:48:57.510391  [firmware-grunt-11031.B-collabora] Dec 11 2020 09:59:28
 1744 07:48:57.510879  
 1745 07:48:57.511262  
 1746 07:48:57.511619  
 1747 07:48:57.512385  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}']
 1749 07:48:57.614186  grunt: tftpboot 192.168.201.1 7961787/tftp-deploy-l3w89xfr/kernel/bzImage 7961787/tftp-deploy-l3w89xfr/kernel/cmdline 7961787/tftp-deploy-l3w89xfr/ramdisk/ramdisk.cpio.gz
 1750 07:48:57.614907  Setting prompt string to 'Starting kernel'
 1751 07:48:57.615354  Setting prompt string to ['Starting kernel']
 1752 07:48:57.615751  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}']
 1753 07:48:57.616153  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 00:04:46)
 1754 07:48:57.620657  tftpboot 192.168.201.1 7961787/tftp-deploy-l3w89xfr/kernel/bzImage r/kernel/cmdline 7961787/tftp-deploy-l3w89xfr/ramdisk/ramdisk.cpio.gz
 1755 07:48:57.621267  
 1756 07:48:57.621709  Waiting for link
 1757 07:48:57.622070  
 1758 07:48:58.057625  R8152: Initializing
 1759 07:48:58.058179  
 1760 07:48:58.060606  Unknown version 0000
 1761 07:48:58.061089  
 1762 07:48:58.063930  R8152: Problem when getting version.
 1763 07:48:58.064417  
 1764 07:48:58.241722  R8152: Initializing
 1765 07:48:58.242277  
 1766 07:48:58.245119  Version 9 (ocp_data = 6010)
 1767 07:48:58.245818  
 1768 07:48:58.276037  R8152: Done initializing
 1769 07:48:58.276619  
 1770 07:48:58.279100  Adding net device
 1771 07:48:58.279665  
 1772 07:48:58.484367  done.
 1773 07:48:58.484921  
 1774 07:48:58.485544  MAC: 00:e0:4c:75:0a:6b
 1775 07:48:58.485996  
 1776 07:48:58.487138  Sending DHCP discover... done.
 1777 07:48:58.487651  
 1778 07:48:58.491135  Waiting for reply... done.
 1779 07:48:58.491743  
 1780 07:48:58.494003  Sending DHCP request... done.
 1781 07:48:58.494489  
 1782 07:48:58.500120  Waiting for reply... done.
 1783 07:48:58.500606  
 1784 07:48:58.500990  My ip is 192.168.201.19
 1785 07:48:58.501347  
 1786 07:48:58.503086  The DHCP server ip is 192.168.201.1
 1787 07:48:58.503572  
 1788 07:48:58.510082  TFTP server IP predefined by user: 192.168.201.1
 1789 07:48:58.510669  
 1790 07:48:58.516852  Bootfile predefined by user: 7961787/tftp-deploy-l3w89xfr/kernel/bzImage
 1791 07:48:58.517438  
 1792 07:48:58.517879  Sending tftp read request... done.
 1793 07:48:58.519784  
 1794 07:48:58.520283  Waiting for the transfer... 
 1795 07:48:58.520695  
 1796 07:48:58.808357  00000000 ################################################################
 1797 07:48:58.808496  
 1798 07:48:59.053117  00080000 ################################################################
 1799 07:48:59.053249  
 1800 07:48:59.300010  00100000 ################################################################
 1801 07:48:59.300142  
 1802 07:48:59.545328  00180000 ################################################################
 1803 07:48:59.545467  
 1804 07:48:59.790647  00200000 ################################################################
 1805 07:48:59.790780  
 1806 07:49:00.034038  00280000 ################################################################
 1807 07:49:00.034171  
 1808 07:49:00.284070  00300000 ################################################################
 1809 07:49:00.284204  
 1810 07:49:00.530893  00380000 ################################################################
 1811 07:49:00.531021  
 1812 07:49:00.776842  00400000 ################################################################
 1813 07:49:00.776975  
 1814 07:49:01.038846  00480000 ################################################################
 1815 07:49:01.038985  
 1816 07:49:01.321707  00500000 ################################################################
 1817 07:49:01.321837  
 1818 07:49:01.598696  00580000 ################################################################
 1819 07:49:01.598830  
 1820 07:49:01.884039  00600000 ################################################################
 1821 07:49:01.884173  
 1822 07:49:02.177305  00680000 ################################################################
 1823 07:49:02.177437  
 1824 07:49:02.461999  00700000 ################################################################
 1825 07:49:02.462128  
 1826 07:49:02.705921  00780000 ################################################################
 1827 07:49:02.706048  
 1828 07:49:02.949099  00800000 ################################################################
 1829 07:49:02.949230  
 1830 07:49:03.192874  00880000 ################################################################
 1831 07:49:03.193006  
 1832 07:49:03.437405  00900000 ################################################################
 1833 07:49:03.437546  
 1834 07:49:03.682788  00980000 ################################################################
 1835 07:49:03.682916  
 1836 07:49:03.926866  00a00000 ################################################################
 1837 07:49:03.926999  
 1838 07:49:04.172756  00a80000 ################################################################
 1839 07:49:04.172886  
 1840 07:49:04.419141  00b00000 ################################################################
 1841 07:49:04.419275  
 1842 07:49:04.664133  00b80000 ################################################################
 1843 07:49:04.664265  
 1844 07:49:04.910054  00c00000 ################################################################
 1845 07:49:04.910189  
 1846 07:49:05.155380  00c80000 ################################################################
 1847 07:49:05.155562  
 1848 07:49:05.339684  00d00000 ################################################ done.
 1849 07:49:05.339819  
 1850 07:49:05.343030  The bootfile was 14024416 bytes long.
 1851 07:49:05.343119  
 1852 07:49:05.346574  Sending tftp read request... done.
 1853 07:49:05.346670  
 1854 07:49:05.346743  Waiting for the transfer... 
 1855 07:49:05.346810  
 1856 07:49:05.640304  00000000 ################################################################
 1857 07:49:05.640447  
 1858 07:49:05.925310  00080000 ################################################################
 1859 07:49:05.925450  
 1860 07:49:06.211482  00100000 ################################################################
 1861 07:49:06.211630  
 1862 07:49:06.499511  00180000 ################################################################
 1863 07:49:06.499657  
 1864 07:49:06.777146  00200000 ################################################################
 1865 07:49:06.777304  
 1866 07:49:07.039241  00280000 ################################################################
 1867 07:49:07.039379  
 1868 07:49:07.326456  00300000 ################################################################
 1869 07:49:07.326606  
 1870 07:49:07.609697  00380000 ################################################################
 1871 07:49:07.609846  
 1872 07:49:07.874806  00400000 ################################################################
 1873 07:49:07.874956  
 1874 07:49:08.137615  00480000 ################################################################
 1875 07:49:08.137752  
 1876 07:49:08.411579  00500000 ################################################################
 1877 07:49:08.411747  
 1878 07:49:08.686665  00580000 ################################################################
 1879 07:49:08.686825  
 1880 07:49:08.947122  00600000 ################################################################
 1881 07:49:08.947261  
 1882 07:49:09.211524  00680000 ################################################################
 1883 07:49:09.211662  
 1884 07:49:09.491085  00700000 ################################################################
 1885 07:49:09.491230  
 1886 07:49:09.739233  00780000 ################################################################
 1887 07:49:09.739375  
 1888 07:49:09.755462  00800000 #### done.
 1889 07:49:09.755553  
 1890 07:49:09.758814  Sending tftp read request... done.
 1891 07:49:09.758900  
 1892 07:49:09.758968  Waiting for the transfer... 
 1893 07:49:09.759031  
 1894 07:49:09.762357  00000000 # done.
 1895 07:49:09.762447  
 1896 07:49:09.768449  Command line loaded dynamically from TFTP file: 7961787/tftp-deploy-l3w89xfr/kernel/cmdline
 1897 07:49:09.768535  
 1898 07:49:09.791749  The command line is: earlyprintk=uart8250,mmio32,0xfedc6000,115200n8  console=ttyS0,115200n8 root=/dev/nfs rw nfsroot=192.168.201.1:/var/lib/lava/dispatcher/tmp/7961787/extract-nfsrootfs-7ymn25xw,tcp,hard ip=dhcp tftpserverip=192.168.201.1
 1899 07:49:09.791966  
 1900 07:49:09.799308  Shutting down all USB controllers.
 1901 07:49:09.799534  
 1902 07:49:09.801663  Removing current net device
 1903 07:49:09.801841  
 1904 07:49:09.810902  Finalizing coreboot
 1905 07:49:09.811191  
 1906 07:49:09.811357  
 1907 07:49:09.811509  
 1908 07:49:09.817469  coreboot-56f9d1cd49 Thu Sep  5 21:57:06 UTC 2019 smm starting...
 1909 07:49:09.817736  
 1910 07:49:09.817936  SMI# #0
 1911 07:49:09.823925  Exiting depthcharge with code 4 at timestamp: 17907969
 1912 07:49:09.824330  
 1913 07:49:09.824647  
 1914 07:49:09.824941  Starting kernel ...
 1915 07:49:09.825224  
 1916 07:49:09.825522  
 1917 07:49:09.825802  
 1918 07:49:09.827035  end: 2.2.4 bootloader-commands (duration 00:00:12) [common]
 1919 07:49:09.827490  start: 2.2.5 auto-login-action (timeout 00:04:34) [common]
 1920 07:49:09.827831  Setting prompt string to ['Linux version [0-9]']
 1921 07:49:09.828170  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}']
 1922 07:49:09.828501  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)
 1923 07:49:10.307310  
 1924 07:49:10.307905  
 1925 07:49:10.309989  coreboot-56f9d1cd49 Thu Sep  5 21:57:06 UTC 2019 smm starting...
 1926 07:49:10.310478  
 1927 07:49:10.313361  SMI# #0
 1928 07:49:10.316563  Chrome EC: Set SMI mask to 0x0000000000000000
 1929 07:49:10.319903  Chrome EC: UHEPI supported
 1930 07:49:10.323659  Clearing pending EC events. Error code 1 is expected.
 1931 07:49:10.326823  EC returned error result code 9
 1932 07:49:10.330315  Chrome EC: Set SCI mask to 0x00000000142609fb
 1933 07:49:11.282752  start: 2.2.5.1 login-action (timeout 00:04:33) [common]
 1934 07:49:11.283383  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.
 1935 07:49:11.283878  Setting prompt string to ['-+\\[ cut here \\]-+\\s+(.*\\s+-+\\[ end trace (\\w*) \\]-+)', '(Unhandled fault.*)\\r\\n', 'Kernel panic - (.*) end Kernel panic', 'Stack:\\s+(.*\\s+-+\\[ end trace (\\w*) \\]-+)', '^[^\\n]+WARNING:.*?$', '^[^\\n]+Oops(?: -|:).*?$', '^[^\\n]+BUG:.*?$']
 1936 07:49:11.284351  Using line separator: #'\n'#
 1937 07:49:11.284793  No login prompt set.
 1938 07:49:11.285177  Parsing kernel messages
 1939 07:49:11.285547  ['-+\\[ cut here \\]-+\\s+(.*\\s+-+\\[ end trace (\\w*) \\]-+)', '(Unhandled fault.*)\\r\\n', 'Kernel panic - (.*) end Kernel panic', 'Stack:\\s+(.*\\s+-+\\[ end trace (\\w*) \\]-+)', '^[^\\n]+WARNING:.*?$', '^[^\\n]+Oops(?: -|:).*?$', '^[^\\n]+BUG:.*?$', '/ #', 'Login timed out', 'Login incorrect']
 1940 07:49:11.286131  [login-action] Waiting for messages, (timeout 00:04:33)
 1941 07:49:11.302242  [    0.000000] Linux version 5.10.154-cip20 (KernelCI@build-j499368-x86-64-gcc-10-x86-64-defconfig-x86-chromeboosg9lw) (gcc (Debian 10.2.1-6) 10.2.1 20210110, GNU ld (GNU Binutils for Debian) 2.35.2) #1 SMP Sun Nov 13 07:38:33 UTC 2022
 1942 07:49:11.321968  [    0.000000] Command line: earlyprintk=uart8250,mmio32,0xfedc6000,115200n8  console=ttyS0,115200n8 root=/dev/nfs rw nfsroot=192.168.201.1:/var/lib/lava/dispatcher/tmp/7961787/extract-nfsrootfs-7ymn25xw,tcp,hard ip=dhcp tftpserverip=192.168.201.1
 1943 07:49:11.331458  [    0.000000] x86/fpu: Supporting XSAVE feature 0x001: 'x87 floating point registers'
 1944 07:49:11.338505  [    0.000000] x86/fpu: Supporting XSAVE feature 0x002: 'SSE registers'
 1945 07:49:11.342362  [    0.000000] x86/fpu: Supporting XSAVE feature 0x004: 'AVX registers'
 1946 07:49:11.348398  [    0.000000] x86/fpu: xstate_offset[2]:  576, xstate_sizes[2]:  256
 1947 07:49:11.358523  [    0.000000] x86/fpu: Enabled xstate features 0x7, context size is 832 bytes, using 'standard' format.
 1948 07:49:11.361538  [    0.000000] BIOS-provided physical RAM map:
 1949 07:49:11.368342  [    0.000000] BIOS-e820: [mem 0x0000000000000000-0x0000000000000fff] type 16
 1950 07:49:11.371673  
 1951 07:49:11.378200  [    0.000000] BIOS-e820: [mem 0x0000000000001000-0x000000000009ffff] usable
 1952 07:49:11.384904  [    0.000000] BIOS-e820: [mem 0x00000000000a0000-0x00000000000fffff] reserved
 1953 07:49:11.390977  [    0.000000] BIOS-e820: [mem 0x0000000000100000-0x00000000cdd0cfff] usable
 1954 07:49:11.398082  [    0.000000] BIOS-e820: [mem 0x00000000cdd0d000-0x00000000cdffffff] type 16
 1955 07:49:11.404109  [    0.000000] BIOS-e820: [mem 0x00000000ce000000-0x00000000cfffffff] reserved
 1956 07:49:11.410911  [    0.000000] BIOS-e820: [mem 0x00000000f8000000-0x00000000fbffffff] reserved
 1957 07:49:11.417358  [    0.000000] BIOS-e820: [mem 0x0000000100000000-0x000000012effffff] usable
 1958 07:49:11.424409  [    0.000000] NX (Execute Disable) protection: active
 1959 07:49:11.427062  [    0.000000] SMBIOS 2.7 present.
 1960 07:49:11.430768  [    0.000000] DMI: Google Grunt/Grunt, BIOS  09/05/2019
 1961 07:49:11.434237  [    0.000000] tsc: Fast TSC calibration using PIT
 1962 07:49:11.440759  [    0.000000] tsc: Detected 1596.950 MHz processor
 1963 07:49:11.447542  [    0.001232] last_pfn = 0x12f000 max_arch_pfn = 0x400000000
 1964 07:49:11.453949  [    0.001736] x86/PAT: Configuration [0-7]: WB  WC  UC- UC  WB  WP  UC- WT  
 1965 07:49:11.456998  [    0.003320] last_pfn = 0xcdd0d max_arch_pfn = 0x400000000
 1966 07:49:11.463722  [    0.009852] check: Scanning 1 areas for low memory corruption
 1967 07:49:11.466842  [    0.009862] Using GB pages for direct mapping
 1968 07:49:11.474159  [    0.010391] RAMDISK: [mem 0x377f8000-0x37ffffff]
 1969 07:49:11.476618  [    0.010397] ACPI: Early table checksum verification disabled
 1970 07:49:11.483271  [    0.010404] ACPI: RSDP 0x00000000000F0000 000024 (v02 COREv4)
 1971 07:49:11.493339  [    0.010414] ACPI: XSDT 0x00000000CDE2E0E0 000074 (v01 COREv4 COREBOOT 00000000 CORE 00000000)
 1972 07:49:11.500074  [    0.010426] ACPI: FACP 0x00000000CDE31E60 0000F4 (v04 COREv4 COREBOOT 00000000 CORE 00000000)
 1973 07:49:11.509885  [    0.010438] ACPI: DSDT 0x00000000CDE2E280 003BE0 (v02 COREv4 COREBOOT 00010001 INTL 20180531)
 1974 07:49:11.513566  [    0.010447] ACPI: FACS 0x00000000CDE2E240 000040
 1975 07:49:11.523318  [    0.010455] ACPI: SSDT 0x00000000CDE31F60 000DB5 (v02 COREv4 COREBOOT 0000002A CORE 0000002A)
 1976 07:49:11.529862  [    0.010464] ACPI: MCFG 0x00000000CDE32D20 00003C (v01 COREv4 COREBOOT 00000000 CORE 00000000)
 1977 07:49:11.539563  [    0.010472] ACPI: TCPA 0x00000000CDE32D60 000032 (v02 COREv4 COREBOOT 00000000 CORE 00000000)
 1978 07:49:11.550013  [    0.010480] ACPI: APIC 0x00000000CDE32DA0 00006E (v02 COREv4 COREBOOT 00000000 CORE 00000000)
 1979 07:49:11.556152  [    0.010488] ACPI: VFCT 0x00000000CDE32E10 00FE69 (v01 COREv4 COREBOOT 00000000 CORE 00000000)
 1980 07:49:11.565994  [    0.010497] ACPI: HPET 0x00000000CDE42C80 000038 (v01 COREv4 COREBOOT 00000000 CORE 00000000)
 1981 07:49:11.572400  [    0.010505] ACPI: HEST 0x00000000CDE42CC0 0001D0 (v01 COREv4 COREBOOT 00000000 CORE 00000000)
 1982 07:49:11.582434  [    0.010513] ACPI: SSDT 0x00000000CDE42E90 004B5B (v02 AMD    AGESA    00000002 MSFT 04000000)
 1983 07:49:11.592477  [    0.010521] ACPI: SSDT 0x00000000CDE479F0 00043C (v01 AMD    AGESA    00000001 AMD  00000001)
 1984 07:49:11.598872  [    0.010529] ACPI: Reserving FACP table memory at [mem 0xcde31e60-0xcde31f53]
 1985 07:49:11.605495  [    0.010533] ACPI: Reserving DSDT table memory at [mem 0xcde2e280-0xcde31e5f]
 1986 07:49:11.611799  [    0.010537] ACPI: Reserving FACS table memory at [mem 0xcde2e240-0xcde2e27f]
 1987 07:49:11.618397  [    0.010540] ACPI: Reserving SSDT table memory at [mem 0xcde31f60-0xcde32d14]
 1988 07:49:11.624802  [    0.010544] ACPI: Reserving MCFG table memory at [mem 0xcde32d20-0xcde32d5b]
 1989 07:49:11.631989  [    0.010547] ACPI: Reserving TCPA table memory at [mem 0xcde32d60-0xcde32d91]
 1990 07:49:11.641767  [    0.010551] ACPI: Reserving APIC table memory at [mem 0xcde32da0-0xcde32e0d]
 1991 07:49:11.648374  [    0.010554] ACPI: Reserving VFCT table memory at [mem 0xcde32e10-0xcde42c78]
 1992 07:49:11.654736  [    0.010557] ACPI: Reserving HPET table memory at [mem 0xcde42c80-0xcde42cb7]
 1993 07:49:11.661200  [    0.010560] ACPI: Reserving HEST table memory at [mem 0xcde42cc0-0xcde42e8f]
 1994 07:49:11.667816  [    0.010564] ACPI: Reserving SSDT table memory at [mem 0xcde42e90-0xcde479ea]
 1995 07:49:11.674716  [    0.010567] ACPI: Reserving SSDT table memory at [mem 0xcde479f0-0xcde47e2b]
 1996 07:49:11.677757  [    0.010632] No NUMA configuration found
 1997 07:49:11.684442  [    0.010636] Faking a node at [mem 0x0000000000000000-0x000000012effffff]
 1998 07:49:11.690940  [    0.010643] NODE_DATA(0) allocated [mem 0x12effc000-0x12effffff]
 1999 07:49:11.694430  [    0.010679] Zone ranges:
 2000 07:49:11.701340  [    0.010682]   DMA      [mem 0x0000000000001000-0x0000000000ffffff]
 2001 07:49:11.707694  [    0.010688]   DMA32    [mem 0x0000000001000000-0x00000000ffffffff]
 2002 07:49:11.714368  [    0.010692]   Normal   [mem 0x0000000100000000-0x000000012effffff]
 2003 07:49:11.717923  [    0.010697] Movable zone start for each node
 2004 07:49:11.720598  [    0.010700] Early memory node ranges
 2005 07:49:11.727480  [    0.010704]   node   0: [mem 0x0000000000001000-0x000000000009ffff]
 2006 07:49:11.733855  [    0.010707]   node   0: [mem 0x0000000000100000-0x00000000cdd0cfff]
 2007 07:49:11.740263  [    0.010711]   node   0: [mem 0x0000000100000000-0x000000012effffff]
 2008 07:49:11.747336  [    0.010715] Initmem setup node 0 [mem 0x0000000000001000-0x000000012effffff]
 2009 07:49:11.753994  [    0.010741] On node 0, zone DMA: 1 pages in unavailable ranges
 2010 07:49:11.756981  [    0.010778] On node 0, zone DMA: 96 pages in unavailable ranges
 2011 07:49:11.763184  [    0.026720] On node 0, zone Normal: 8947 pages in unavailable ranges
 2012 07:49:11.769830  [    0.026792] On node 0, zone Normal: 4096 pages in unavailable ranges
 2013 07:49:11.776625  [    0.026858] ACPI: PM-Timer IO Port: 0x418
 2014 07:49:11.779564  [    0.026872] ACPI: LAPIC_NMI (acpi_id[0xff] high edge lint[0x1])
 2015 07:49:11.786292  [    0.026892] IOAPIC[0]: apic_id 4, version 33, address 0xfec00000, GSI 0-23
 2016 07:49:11.796435  [    0.026904] IOAPIC[1]: apic_id 5, version 33, address 0xfec20000, GSI 24-55
 2017 07:49:11.802956  [    0.026909] ACPI: INT_SRC_OVR (bus 0 bus_irq 0 global_irq 2 dfl dfl)
 2018 07:49:11.809441  [    0.026914] ACPI: INT_SRC_OVR (bus 0 bus_irq 9 global_irq 9 low level)
 2019 07:49:11.812605  [    0.026924] Using ACPI (MADT) for SMP configuration information
 2020 07:49:11.819075  [    0.026929] ACPI: HPET id: 0x10228201 base: 0xfed00000
 2021 07:49:11.822174  [    0.026937] smpboot: Allowing 2 CPUs, 0 hotplug CPUs
 2022 07:49:11.832351  [    0.026959] PM: hibernation: Registered nosave memory: [mem 0x00000000-0x00000fff]
 2023 07:49:11.838969  [    0.026964] PM: hibernation: Registered nosave memory: [mem 0x000a0000-0x000fffff]
 2024 07:49:11.845527  [    0.026968] PM: hibernation: Registered nosave memory: [mem 0xcdd0d000-0xcdffffff]
 2025 07:49:11.855172  [    0.026972] PM: hibernation: Registered nosave memory: [mem 0xce000000-0xcfffffff]
 2026 07:49:11.861831  [    0.026975] PM: hibernation: Registered nosave memory: [mem 0xd0000000-0xf7ffffff]
 2027 07:49:11.868153  [    0.026978] PM: hibernation: Registered nosave memory: [mem 0xf8000000-0xfbffffff]
 2028 07:49:11.878096  [    0.026981] PM: hibernation: Registered nosave memory: [mem 0xfc000000-0xffffffff]
 2029 07:49:11.881162  [    0.026987] [mem 0xd0000000-0xf7ffffff] available for PCI devices
 2030 07:49:11.894527  [    0.026994] clocksource: refined-jiffies: mask: 0xffffffff max_cycles: 0xffffffff, max_idle_ns: 1910969940391419 ns
 2031 07:49:11.901590  [    0.034574] setup_percpu: NR_CPUS:64 nr_cpumask_bits:64 nr_cpu_ids:2 nr_node_ids:1
 2032 07:49:11.908006  [    0.035114] percpu: Embedded 59 pages/cpu s200848 r8192 d32624 u1048576
 2033 07:49:11.914048  [    0.035180] Built 1 zonelists, mobility grouping on.  Total pages: 1019233
 2034 07:49:11.918035  [    0.035185] Policy zone: Normal
 2035 07:49:11.941204  [    0.035199] Kernel command line: earlyprintk=uart8250,mmio32,0xfedc6000,115200n8  console=ttyS0,115200n8 root=/dev/nfs rw nfsroot=192.168.201.1:/var/lib/lava/dispatcher/tmp/7961787/extract-nfsrootfs-7ymn25xw,tcp,hard ip=dhcp tftpserverip=192.168.201.1
 2036 07:49:11.947382  [    0.036263] Dentry cache hash table entries: 524288 (order: 10, 4194304 bytes, linear)
 2037 07:49:11.954261  [    0.036750] Inode-cache hash table entries: 262144 (order: 9, 2097152 bytes, linear)
 2038 07:49:11.960342  [    0.036781] mem auto-init: stack:off, heap alloc:off, heap free:off
 2039 07:49:11.976778  [    0.071359] Memory: 3941736K/4141744K available (18450K kernel code, 3466K rwdata, 6812K rodata, 2040K init, 13228K bss, 199748K reserved, 0K cma-reserved)
 2040 07:49:11.983584  [    0.071476] SLUB: HWalign=64, Order=0-3, MinObjects=0, CPUs=2, Nodes=1
 2041 07:49:11.986803  [    0.071531] ftrace: allocating 53411 entries in 209 pages
 2042 07:49:11.993505  [    0.119641] ftrace: allocated 209 pages with 4 groups
 2043 07:49:11.996797  [    0.119892] Running RCU self tests
 2044 07:49:11.999930  [    0.119904] rcu: Hierarchical RCU implementation.
 2045 07:49:12.006374  [    0.119907] rcu: 	RCU event tracing is enabled.
 2046 07:49:12.009708  [    0.119910] rcu: 	RCU lockdep checking is enabled.
 2047 07:49:12.016269  [    0.119913] rcu: 	RCU restricting CPUs from NR_CPUS=64 to nr_cpu_ids=2.
 2048 07:49:12.019871  [    0.119917] 	Rude variant of Tasks RCU enabled.
 2049 07:49:12.026404  [    0.119920] 	Tracing variant of Tasks RCU enabled.
 2050 07:49:12.034166  [    0.119924] rcu: RCU calculated value of scheduler-enlistment delay is 100 jiffies.
 2051 07:49:12.039159  [    0.119927] rcu: Adjusting geometry for rcu_fanout_leaf=16, nr_cpu_ids=2
 2052 07:49:12.045851  [    0.127076] NR_IRQS: 4352, nr_irqs: 512, preallocated irqs: 16
 2053 07:49:12.049316  [    0.127398] random: crng init done
 2054 07:49:12.052422  [    0.127499] Console: colour dummy device 80x25
 2055 07:49:12.058824  [    0.153462] printk: console [ttyS0] enabled
 2056 07:49:12.065686  [    0.153608] Lock dependency validator: Copyright (c) 2006 Red Hat, Inc., Ingo Molnar
 2057 07:49:12.069336  [    0.153868] ... MAX_LOCKDEP_SUBCLASSES:  8
 2058 07:49:12.075382  [    0.154010] ... MAX_LOCK_DEPTH:          48
 2059 07:49:12.078742  [    0.154155] ... MAX_LOCKDEP_KEYS:        8192
 2060 07:49:12.081970  [    0.154305] ... CLASSHASH_SIZE:          4096
 2061 07:49:12.089117  [    0.154456] ... MAX_LOCKDEP_ENTRIES:     32768
 2062 07:49:12.092101  [    0.154609] ... MAX_LOCKDEP_CHAINS:      65536
 2063 07:49:12.095736  [    0.154762] ... CHAINHASH_SIZE:          32768
 2064 07:49:12.101602  [    0.154915]  memory used by lock dependency info: 6365 kB
 2065 07:49:12.105274  [    0.155099]  memory used for stack traces: 4224 kB
 2066 07:49:12.111938  [    0.155264]  per task-struct memory footprint: 1920 bytes
 2067 07:49:12.115111  [    0.155501] ACPI: Core revision 20200925
 2068 07:49:12.124937  [    0.155909] clocksource: hpet: mask: 0xffffffff max_cycles: 0xffffffff, max_idle_ns: 133484873504 ns
 2069 07:49:12.128397  [    0.156267] APIC: Switch to symmetric I/O mode setup
 2070 07:49:12.134956  [    0.156881] ..TIMER: vector=0x30 apic1=0 pin1=2 apic2=0 pin2=0
 2071 07:49:12.144612  [    0.161257] clocksource: tsc-early: mask: 0xffffffffffffffff max_cycles: 0x1704e3b3ef7, max_idle_ns: 440795250543 ns
 2072 07:49:12.157406  [    0.161633] Calibrating delay loop (skipped), value calculated using timer frequency.. 3193.90 BogoMIPS (lpj=1596950)
 2073 07:49:12.160987  [    0.161992] pid_max: default: 32768 minimum: 301
 2074 07:49:12.164450  [    0.162213] LSM: Security Framework initializing
 2075 07:49:12.167937  [    0.162640] SELinux:  Initializing.
 2076 07:49:12.174050  [    0.162801] LSM support for eBPF active
 2077 07:49:12.180698  [    0.162972] Mount-cache hash table entries: 8192 (order: 4, 65536 bytes, linear)
 2078 07:49:12.187507  [    0.163238] Mountpoint-cache hash table entries: 8192 (order: 4, 65536 bytes, linear)
 2079 07:49:12.200518  [    0.164593] BIOS may not properly restore RDRAND after suspend, hiding RDRAND via CPUID. Use rdrand=force to reenable.
 2080 07:49:12.204232  [    0.164697] LVT offset 1 assigned for vector 0xf9
 2081 07:49:12.210576  [    0.164870] Last level iTLB entries: 4KB 512, 2MB 1024, 4MB 512
 2082 07:49:12.217304  [    0.165072] Last level dTLB entries: 4KB 1024, 2MB 1024, 4MB 512, 1GB 0
 2083 07:49:12.223696  [    0.165626] Spectre V1 : Mitigation: usercopy/swapgs barriers and __user pointer sanitization
 2084 07:49:12.230170  [    0.165915] Spectre V2 : Mitigation: Retpolines
 2085 07:49:12.236579  [    0.166072] Spectre V2 : Spectre v2 / SpectreRSB mitigation: Filling RSB on context switch
 2086 07:49:12.243702  [    0.166349] Spectre V2 : Spectre v2 / SpectreRSB : Filling RSB on VMEXIT
 2087 07:49:12.250049  [    0.166576] Spectre V2 : Enabling Speculation Barrier for firmware calls
 2088 07:49:12.256932  [    0.166619] RETBleed: Mitigation: untrained return thunk
 2089 07:49:12.262890  [    0.166804] Spectre V2 : mitigation: Enabling conditional Indirect Branch Prediction Barrier
 2090 07:49:12.266797  
 2091 07:49:12.273436  [    0.167089] Speculative Store Bypass: Mitigation: Speculative Store Bypass disabled via prctl and seccomp
 2092 07:49:12.279601  [    0.174324] ------------[ cut here ]------------
 2093 07:49:12.289272  [    0.174498] missing return thunk: lkdtm_rodata_do_nothing+0x0/0x10-lkdtm_rodata_do_nothing+0x5/0x10: e9 00 00 00 00
 2094 07:49:12.299083  [    0.174508] WARNING: CPU: 0 PID: 0 at arch/x86/kernel/alternative.c:712 apply_returns+0x1f5/0x220
 2095 07:49:12.302553  [    0.174917] Modules linked in:
 2096 07:49:12.309042  [    0.175030] CPU: 0 PID: 0 Comm: swapper/0 Not tainted 5.10.154-cip20 #1
 2097 07:49:12.312947  [    0.175255] Hardware name: Google Grunt/Grunt, BIOS  09/05/2019
 2098 07:49:12.318743  [    0.175621] RIP: 0010:apply_returns+0x1f5/0x220
 2099 07:49:12.338774  [    0.175779] Code: e4 01 00 0f 85 e1 fe ff ff 49 89 e8 b9 05 00 00 00 4c 89 f2 48 89 ee 48 c7 c7 20 9f 4c 95 c6 05 cc 5a e4 01 01 e8 76 b6 e8 00 <0f> 0b e9 b9 fe ff ff 44 89 f9 c7 00 cc cc cc cc c7 44 08 fc cc cc
 2100 07:49:12.342086  [    0.176400] RSP: 0000:ffffffff95803de0 EFLAGS: 00010282
 2101 07:49:12.348241  [    0.176620] RAX: 0000000000000000 RBX: ffffffff962e6270 RCX: 0000000000000000
 2102 07:49:12.354990  [    0.176861] RDX: 0000000000000000 RSI: 0000000000000000 RDI: ffffffff93d7a891
 2103 07:49:12.365167  [    0.177103] RBP: ffffffff9519c220 R08: 0000000000000001 R09: 0000000000000001
 2104 07:49:12.372078  [    0.177344] R10: ffffffff9588fcc0 R11: 3fffffffffffffff R12: ffffffff962fde98
 2105 07:49:12.378019  [    0.177619] R13: cccccccccccccccc R14: ffffffff9519c225 R15: 0000000000000000
 2106 07:49:12.384643  [    0.177861] FS:  0000000000000000(0000) GS:ffff9e01aac00000(0000) knlGS:0000000000000000
 2107 07:49:12.391285  [    0.178134] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
 2108 07:49:12.397643  [    0.178330] CR2: ffff9e01a4a01000 CR3: 0000000123226000 CR4: 00000000001506f0
 2109 07:49:12.401416  [    0.178571] Call Trace:
 2110 07:49:12.405249  [    0.178638]  alternative_instructions+0x7d/0x143
 2111 07:49:12.407707  
 2112 07:49:12.411253  [    0.178802]  check_bugs+0xedd/0xf39
 2113 07:49:12.414515  [    0.178930]  start_kernel+0x517/0x54d
 2114 07:49:12.417400  [    0.179064]  secondary_startup_64_no_verify+0xc2/0xcb
 2115 07:49:12.421214  [    0.179248] irq event stamp: 1687
 2116 07:49:12.430825  [    0.179368] hardirqs last  enabled at (1695): [<ffffffff93d7a891>] console_unlock+0x4d1/0x5f0
 2117 07:49:12.437506  [    0.179621] hardirqs last disabled at (1706): [<ffffffff93d7a804>] console_unlock+0x444/0x5f0
 2118 07:49:12.447301  [    0.179909] softirqs last  enabled at (1704): [<ffffffff93d0afd1>] irq_enter_rcu+0x71/0x80
 2119 07:49:12.453471  [    0.180188] softirqs last disabled at (1703): [<ffffffff93d0afb6>] irq_enter_rcu+0x56/0x80
 2120 07:49:12.460482  [    0.180468] ---[ end trace 85b1dc041ea261d5 ]---
 2121 07:49:12.461607  login-action: exception
 2123 07:49:12.562711  [    0.184212] Freeing S#
 2124 07:49:12.563359  [login-action] Waiting for messages, (timeout 00:04:33)
 2125 07:49:12.564038  MP alternatives memory: 44K
 2126 07:49:12.564428  [    0.184868] smpboot: CPU 0 Converting physical 2 to logical die 0
 2127 07:49:12.564804  [    0.287271] smpboot: CPU0: AMD A4-9120C RADEON R4, 5 COMPUTE CORES 2C+3G (family: 0x15, model: 0x70, stepping: 0x0)
 2128 07:49:12.565151  [    0.287616] Performance Events: Fam15h core perfctr, AMD PMU driver.
 2129 07:49:12.565518  [    0.287628] ... version:                0
 2130 07:49:12.565853  [    0.287769] ... bit width:              48
 2131 07:49:12.566172  [    0.287912] ... generic registers:      6
 2132 07:49:12.566489  [    0.288052] ... value mask:             0000ffffffffffff
 2133 07:49:12.566803  [    0.288234] ... max period:             00007fffffffffff
 2134 07:49:12.567114  [    0.288417] ... fixed-purpose events:   0
 2135 07:49:12.567425  [    0.288621] ... event mask:             000000000000003f
 2136 07:49:12.567733  [    0.289115] rcu: Hierarchical SRCU implementation.
 2137 07:49:12.568042  [    0.290786] smp: Bringing up secondary CPUs ...
 2138 07:49:12.568348  [    0.291532] x86: Booting SMP configuration:
 2139 07:49:12.568654  [    0.291647] .... node  #0, CPUs:      #1
 2140 07:49:12.568964  [    0.292788] smp: Brought up 1 node, 2 CPUs
 2141 07:49:12.569272  [    0.292982] smpboot: Max logical packages: 1
 2142 07:49:12.569611  [    0.293639] smpboot: Total of 2 processors activated (6387.80 BogoMIPS)
 2143 07:49:12.569930  [    0.295059] devtmpfs: initialized
 2144 07:49:12.570237  [    0.295059] x86/mm: Memory block size: 128MB
 2145 07:49:12.571037  [    0.298702] clocksource: jiffies: mask: 0xffffffff max_cycles: 0xffffffff, max_idle_ns: 1911260446275000 ns
 2146 07:49:12.575604  [    0.298964] futex hash table entries: 512 (order: 4, 65536 bytes, linear)
 2147 07:49:12.582037  [    0.299788] pinctrl core: initialized pinctrl subsystem
 2148 07:49:12.585362  [    0.300202] PM: RTC time: 07:49:10, date: 2022-11-13
 2149 07:49:12.591942  [    0.300835] NET: Registered protocol family 16
 2150 07:49:12.595494  [    0.301524] audit: initializing netlink subsys (disabled)
 2151 07:49:12.605378  [    0.301679] audit: type=2000 audit(1668325750.145:1): state=initialized audit_enabled=0 res=1
 2152 07:49:12.611738  [    0.302090] thermal_sys: Registered thermal governor 'step_wise'
 2153 07:49:12.618356  [    0.302094] thermal_sys: Registered thermal governor 'user_space'
 2154 07:49:12.621429  [    0.302388] cpuidle: using governor menu
 2155 07:49:12.625549  [    0.302863] ACPI: bus type PCI registered
 2156 07:49:12.634991  [    0.303262] PCI: MMCONFIG for domain 0000 [bus 00-40] at [mem 0xf8000000-0xfc0fffff] (base 0xf8000000)
 2157 07:49:12.641122  [    0.303628] PCI: MMCONFIG at [mem 0xf8000000-0xfc0fffff] reserved in E820
 2158 07:49:12.651532  [    0.303861] PCI: MMCONFIG for 0000 [bus00-1f] at [mem 0xf8000000-0xf9ffffff] (base 0xf8000000) (size reduced!)
 2159 07:49:12.657805  [    0.304227] PCI: Using configuration type 1 for base access
 2160 07:49:12.661230  [    0.320742] Kprobes globally optimized
 2161 07:49:12.667958  [    0.321644] HugeTLB registered 1.00 GiB page size, pre-allocated 0 pages
 2162 07:49:12.674451  [    0.321875] HugeTLB registered 2.00 MiB page size, pre-allocated 0 pages
 2163 07:49:12.680794  [    0.322247] cryptomgr_test (28) used greatest stack depth: 14880 bytes left
 2164 07:49:12.684631  [    0.324654] ACPI: Added _OSI(Module Device)
 2165 07:49:12.687681  [    0.324778] ACPI: Added _OSI(Processor Device)
 2166 07:49:12.690724  
 2167 07:49:12.694189  [    0.324934] ACPI: Added _OSI(3.0 _SCP Extensions)
 2168 07:49:12.700824  [    0.325098] ACPI: Added _OSI(Processor Aggregator Device)
 2169 07:49:12.703961  [    0.325287] ACPI: Added _OSI(Linux-Dell-Video)
 2170 07:49:12.710220  [    0.325444] ACPI: Added _OSI(Linux-Lenovo-NV-HDMI-Audio)
 2171 07:49:12.713801  [    0.325638] ACPI: Added _OSI(Linux-HPI-Hybrid-Graphics)
 2172 07:49:12.720527  [    0.342639] ACPI: 4 ACPI AML tables successfully acquired and loaded
 2173 07:49:12.723551  [    0.354031] ACPI: EC: EC started
 2174 07:49:12.726783  [    0.354165] ACPI: EC: interrupt blocked
 2175 07:49:12.733294  [    0.354786] ACPI: EC: EC_CMD/EC_SC=0x66, EC_DATA=0x62
 2176 07:49:12.740231  [    0.354965] ACPI: \_SB_.PCI0.LPCB.EC0_: Boot DSDT EC used to handle transactions
 2177 07:49:12.743262  [    0.355216] ACPI: Interpreter enabled
 2178 07:49:12.746818  [    0.355408] ACPI: (supports S0 S1 S3 S4 S5)
 2179 07:49:12.753757  [    0.355557] ACPI: Using IOAPIC for interrupt routing
 2180 07:49:12.763077  [    0.355663] PCI: Using host bridge windows from ACPI; if necessary, use "pci=nocrs" and report a bug
 2181 07:49:12.766455  [    0.356845] ACPI: Enabled 3 GPEs in block 00 to 1F
 2182 07:49:12.769379  [    0.359601] ACPI: Power Resource [P0U2] (off)
 2183 07:49:12.776321  [    0.359775] ACPI: Power Resource [P3U2] (off)
 2184 07:49:12.780301  [    0.361729] ACPI: Power Resource [P0U3] (off)
 2185 07:49:12.782716  [    0.362016] ACPI: Power Resource [P3U3] (off)
 2186 07:49:12.789664  [    0.372178] ACPI: Power Resource [PRIC] (on)
 2187 07:49:12.793345  [    0.400174] ACPI: Power Resource [PRIC] (on)
 2188 07:49:12.799553  [    0.433143] ACPI: PCI Root Bridge [PCI0] (domain 0000 [bus 00-ff])
 2189 07:49:12.809220  [    0.433370] acpi PNP0A08:00: _OSC: OS supports [ExtendedConfig ASPM ClockPM Segments MSI HPX-Type3]
 2190 07:49:12.816017  [    0.433831] acpi PNP0A08:00: _OSC: OS now controls [PME PCIeCapability LTR]
 2191 07:49:12.825907  [    0.434119] acpi PNP0A08:00: [Firmware Info]: MMCONFIG for domain 0000 [bus 00-1f] only partially covers this bridge
 2192 07:49:12.835563  [    0.434666] acpi PNP0A08:00: host bridge window expanded to [io  0x0000-0x0cf7 window]; [io  0x03b0-0x03df window] ignored
 2193 07:49:12.839057  [    0.435222] PCI host bridge to bus 0000:00
 2194 07:49:12.849265  [    0.435368] pci_bus 0000:00: root bus resource [io  0x0000-0x0cf7 window]
 2195 07:49:12.855223  [    0.435600] pci_bus 0000:00: root bus resource [io  0x0d00-0xffff window]
 2196 07:49:12.861734  [    0.435622] pci_bus 0000:00: root bus resource [mem 0x000a0000-0x000bffff]
 2197 07:49:12.868804  [    0.435857] pci_bus 0000:00: root bus resource [mem 0x000c0000-0x000dffff]
 2198 07:49:12.875556  [    0.436092] pci_bus 0000:00: root bus resource [mem 0xd0000000-0xffffffff]
 2199 07:49:12.881880  [    0.436328] pci_bus 0000:00: root bus resource [bus 00-ff]
 2200 07:49:12.885146  [    0.436679] pci 0000:00:00.0: [1022:1576] type 00 class 0x060000
 2201 07:49:12.891910  [    0.437490] pci 0000:00:01.0: [1002:98e4] type 00 class 0x030000
 2202 07:49:12.898140  [    0.437639] pci 0000:00:01.0: reg 0x10: [mem 0xf0000000-0xf3ffffff 64bit pref]
 2203 07:49:12.908149  [    0.437895] pci 0000:00:01.0: reg 0x18: [mem 0xf4000000-0xf47fffff 64bit pref]
 2204 07:49:12.911508  [    0.438148] pci 0000:00:01.0: reg 0x20: [io  0x1000-0x10ff]
 2205 07:49:12.917995  [    0.438347] pci 0000:00:01.0: reg 0x24: [mem 0xf4d00000-0xf4d3ffff]
 2206 07:49:12.924407  [    0.438628] pci 0000:00:01.0: reg 0x30: [mem 0xf4d40000-0xf4d5ffff pref]
 2207 07:49:12.931570  [    0.438863] pci 0000:00:01.0: enabling Extended Tags
 2208 07:49:12.934707  [    0.439105] pci 0000:00:01.0: supports D1 D2
 2209 07:49:12.941618  [    0.439256] pci 0000:00:01.0: PME# supported from D1 D2 D3hot
 2210 07:49:12.947933  [    0.439978] pci 0000:00:01.1: [1002:15b3] type 00 class 0x040300
 2211 07:49:12.954701  [    0.440201] pci 0000:00:01.1: reg 0x10: [mem 0xf4d80000-0xf4d83fff 64bit]
 2212 07:49:12.957878  [    0.440469] pci 0000:00:01.1: enabling Extended Tags
 2213 07:49:12.961080  [    0.440675] pci 0000:00:01.1: supports D1 D2
 2214 07:49:12.967259  [    0.441070] pci 0000:00:02.0: [1022:157b] type 00 class 0x060000
 2215 07:49:12.973799  [    0.441532] pci 0000:00:02.2: [1022:157c] type 01 class 0x060400
 2216 07:49:12.980666  [    0.441669] pci 0000:00:02.2: enabling Extended Tags
 2217 07:49:12.984360  [    0.441911] pci 0000:00:02.2: PME# supported from D0 D3hot D3cold
 2218 07:49:12.990540  [    0.442648] pci 0000:00:02.4: [1022:157c] type 01 class 0x060400
 2219 07:49:12.997335  [    0.442902] pci 0000:00:02.4: enabling Extended Tags
 2220 07:49:13.004123  [    0.443142] pci 0000:00:02.4: PME# supported from D0 D3hot D3cold
 2221 07:49:13.006837  [    0.443725] pci 0000:00:03.0: [1022:157b] type 00 class 0x060000
 2222 07:49:13.013317  [    0.444198] pci 0000:00:08.0: [1022:1578] type 00 class 0x108000
 2223 07:49:13.020293  [    0.444419] pci 0000:00:08.0: reg 0x10: [mem 0xf4d60000-0xf4d7ffff 64bit pref]
 2224 07:49:13.026797  [    0.444628] pci 0000:00:08.0: reg 0x18: [mem 0xf4b00000-0xf4bfffff]
 2225 07:49:13.033558  [    0.444849] pci 0000:00:08.0: reg 0x1c: [mem 0xf4d88000-0xf4d88fff]
 2226 07:49:13.040359  [    0.445069] pci 0000:00:08.0: reg 0x20: [mem 0xf4c00000-0xf4cfffff]
 2227 07:49:13.047019  [    0.445289] pci 0000:00:08.0: reg 0x24: [mem 0xf4d84000-0xf4d85fff]
 2228 07:49:13.053546  [    0.445822] pci 0000:00:09.0: [1022:157d] type 00 class 0x060000
 2229 07:49:13.059621  [    0.446315] pci 0000:00:10.0: [1022:7914] type 00 class 0x0c0330
 2230 07:49:13.066250  [    0.446548] pci 0000:00:10.0: reg 0x10: [mem 0xf4d86000-0xf4d87fff 64bit]
 2231 07:49:13.073530  [    0.446765] pci 0000:00:10.0: PME# supported from D0 D3hot D3cold
 2232 07:49:13.076167  [    0.447368] pci 0000:00:12.0: [1022:7908] type 00 class 0x0c0320
 2233 07:49:13.083476  [    0.447640] pci 0000:00:12.0: reg 0x10: [mem 0xf4d89000-0xf4d890ff]
 2234 07:49:13.089145  [    0.447955] pci 0000:00:12.0: supports D1 D2
 2235 07:49:13.096111  [    0.448106] pci 0000:00:12.0: PME# supported from D0 D1 D2 D3hot D3cold
 2236 07:49:13.099246  [    0.448793] pci 0000:00:14.0: [1022:790b] type 00 class 0x0c0500
 2237 07:49:13.105774  [    0.449385] pci 0000:00:14.3: [1022:790e] type 00 class 0x060100
 2238 07:49:13.112510  [    0.449996] pci 0000:00:14.7: [1022:7906] type 00 class 0x080501
 2239 07:49:13.119036  [    0.450226] pci 0000:00:14.7: reg 0x10: [mem 0xf4d8a000-0xf4d8a0ff 64bit]
 2240 07:49:13.125556  [    0.450553] pci 0000:00:14.7: PME# supported from D3cold
 2241 07:49:13.132371  [    0.450954] pci 0000:00:18.0: [1022:15b0] type 00 class 0x060000
 2242 07:49:13.135691  [    0.451409] pci 0000:00:18.1: [1022:15b1] type 00 class 0x060000
 2243 07:49:13.141809  [    0.451868] pci 0000:00:18.2: [1022:15b2] type 00 class 0x060000
 2244 07:49:13.148717  [    0.452324] pci 0000:00:18.3: [1022:15b3] type 00 class 0x060000
 2245 07:49:13.155363  [    0.452870] pci 0000:00:18.4: [1022:15b4] type 00 class 0x060000
 2246 07:49:13.161515  [    0.453317] pci 0000:00:18.5: [1022:15b5] type 00 class 0x060000
 2247 07:49:13.168490  [    0.453997] pci 0000:01:00.0: [168c:003e] type 00 class 0x028000
 2248 07:49:13.174911  [    0.454290] pci 0000:01:00.0: reg 0x10: [mem 0xf4800000-0xf49fffff 64bit]
 2249 07:49:13.178129  [    0.454808] pci 0000:01:00.0: PME# supported from D0 D3hot D3cold
 2250 07:49:13.184643  [    0.455490] pci 0000:00:02.2: PCI bridge to [bus 01]
 2251 07:49:13.191206  [    0.455629] pci 0000:00:02.2:   bridge window [mem 0xf4800000-0xf49fffff]
 2252 07:49:13.197644  [    0.456068] pci 0000:02:00.0: [1217:8620] type 00 class 0x080501
 2253 07:49:13.204418  [    0.456380] pci 0000:02:00.0: reg 0x10: [mem 0xf4a00000-0xf4a00fff]
 2254 07:49:13.211410  [    0.456716] pci 0000:02:00.0: reg 0x14: [mem 0xf4a01000-0xf4a017ff]
 2255 07:49:13.214252  [    0.457175] pci 0000:02:00.0: PME# supported from D3hot D3cold
 2256 07:49:13.220763  [    0.460799] pci 0000:00:02.4: PCI bridge to [bus 02]
 2257 07:49:13.227838  [    0.460987] pci 0000:00:02.4:   bridge window [mem 0xf4a00000-0xf4afffff]
 2258 07:49:13.234459  [    0.463133] ACPI: PCI Interrupt Link [INTA] (IRQs *3 4 5 7 10 11 12 15)
 2259 07:49:13.241440  [    0.463540] ACPI: PCI Interrupt Link [INTB] (IRQs 3 *4 5 7 10 11 12 15)
 2260 07:49:13.247586  [    0.463755] ACPI: PCI Interrupt Link [INTC] (IRQs 3 4 *5 7 10 11 12 15)
 2261 07:49:13.254865  [    0.464137] ACPI: PCI Interrupt Link [INTD] (IRQs 3 4 5 *7 10 11 12 15)
 2262 07:49:13.260781  [    0.464698] ACPI: PCI Interrupt Link [INTE] (IRQs 3 4 5 7 10 *11 12 15)
 2263 07:49:13.266955  [    0.465078] ACPI: PCI Interrupt Link [INTF] (IRQs 9) *0
 2264 07:49:13.273534  [    0.465399] ACPI: PCI Interrupt Link [INTG] (IRQs 3 4 5 7 10 11 12 15) *0
 2265 07:49:13.280117  [    0.465753] ACPI: PCI Interrupt Link [INTH] (IRQs 3 4 5 7 10 11 12 15) *0
 2266 07:49:13.283757  [    0.470265] ACPI: EC: interrupt unblocked
 2267 07:49:13.286905  [    0.470418] ACPI: EC: event unblocked
 2268 07:49:13.293597  [    0.470553] ACPI: EC: EC_CMD/EC_SC=0x66, EC_DATA=0x62
 2269 07:49:13.294081  [    0.470622] ACPI: EC: GPE=0x3
 2270 07:49:13.303575  [    0.470732] ACPI: \_SB_.PCI0.LPCB.EC0_: Boot DSDT EC initialization complete
 2271 07:49:13.309951  [    0.470973] ACPI: \_SB_.PCI0.LPCB.EC0_: EC: Used to handle transactions and events
 2272 07:49:13.313114  [    0.471700] iommu: Default domain type: Translated 
 2273 07:49:13.319941  [    0.472684] pci 0000:00:01.0: vgaarb: setting as boot VGA device
 2274 07:49:13.330051  [    0.472908] pci 0000:00:01.0: vgaarb: VGA device added: decodes=io+mem,owns=io+mem,locks=none
 2275 07:49:13.335958  [    0.473215] pci 0000:00:01.0: vgaarb: bridge control possible
 2276 07:49:13.336403  [    0.473413] vgaarb: loaded
 2277 07:49:13.343167  [    0.473951] SCSI subsystem initialized
 2278 07:49:13.346039  [    0.474106] ACPI: bus type USB registered
 2279 07:49:13.349416  [    0.474106] usbcore: registered new interface driver usbfs
 2280 07:49:13.355772  [    0.474282] usbcore: registered new interface driver hub
 2281 07:49:13.362392  [    0.474646] usbcore: registered new device driver usb
 2282 07:49:13.365932  [    0.492799] pps_core: LinuxPPS API ver. 1 registered
 2283 07:49:13.375664  [    0.492977] pps_core: Software ver. 5.3.6 - Copyright 2005-2007 Rodolfo Giometti <giometti@linux.it>
 2284 07:49:13.378939  [    0.493631] PTP clock support registered
 2285 07:49:13.386022  [    0.494712] Advanced Linux Sound Architecture Driver Initialized.
 2286 07:49:13.388592  [    0.495676] NetLabel: Initializing
 2287 07:49:13.392196  [    0.495798] NetLabel:  domain hash size = 128
 2288 07:49:13.398586  [    0.495950] NetLabel:  protocols = UNLABELED CIPSOv4 CALIPSO
 2289 07:49:13.405404  [    0.496196] NetLabel:  unlabeled traffic allowed by default
 2290 07:49:13.408818  [    0.496453] PCI: Using ACPI for IRQ routing
 2291 07:49:13.412152  [    0.498214] hpet0: at MMIO 0xfed00000, IRQs 2, 8, 0
 2292 07:49:13.418897  [    0.498393] hpet0: 3 comparators, 32-bit 14.318180 MHz counter
 2293 07:49:13.425068  [    0.501708] clocksource: Switched to clocksource tsc-early
 2294 07:49:13.428114  [    0.854592] VFS: Disk quotas dquot_6.6.0
 2295 07:49:13.435236  [    0.854768] VFS: Dquot-cache hash table entries: 512 (order 0, 4096 bytes)
 2296 07:49:13.438683  [    0.855298] pnp: PnP ACPI init
 2297 07:49:13.444925  [    0.855909] system 00:00: [mem 0xfec1000a-0xfec11009] has been reserved
 2298 07:49:13.451970  [    0.856607] system 00:03: [io  0x0900-0x09fe] has been reserved
 2299 07:49:13.454492  [    0.856988] system 00:04: [io  0x0200] has been reserved
 2300 07:49:13.461431  [    0.857174] system 00:04: [io  0x0204] has been reserved
 2301 07:49:13.467755  [    0.857359] system 00:04: [io  0x0800-0x087f] has been reserved
 2302 07:49:13.474791  [    0.857573] system 00:04: [io  0x0880-0x08ff] has been reserved
 2303 07:49:13.477772  [    0.859471] pnp: PnP ACPI: found 6 devices
 2304 07:49:13.488012  [    0.870788] clocksource: acpi_pm: mask: 0xffffff max_cycles: 0xffffff, max_idle_ns: 2085701024 ns
 2305 07:49:13.491594  [    0.871190] NET: Registered protocol family 2
 2306 07:49:13.497655  [    0.871538] IP idents hash table entries: 65536 (order: 7, 524288 bytes, linear)
 2307 07:49:13.507810  [    0.872863] tcp_listen_portaddr_hash hash table entries: 2048 (order: 5, 163840 bytes, linear)
 2308 07:49:13.514469  [    0.873228] TCP established hash table entries: 32768 (order: 6, 262144 bytes, linear)
 2309 07:49:13.520965  [    0.873747] TCP bind hash table entries: 32768 (order: 9, 2359296 bytes, linear)
 2310 07:49:13.527394  [    0.875053] TCP: Hash tables configured (established 32768 bind 32768)
 2311 07:49:13.536785  [    0.875815] MPTCP token hash table entries: 4096 (order: 6, 360448 bytes, linear)
 2312 07:49:13.543767  [    0.876234] UDP hash table entries: 2048 (order: 6, 327680 bytes, linear)
 2313 07:49:13.550762  [    0.876627] UDP-Lite hash table entries: 2048 (order: 6, 327680 bytes, linear)
 2314 07:49:13.554175  [    0.877127] NET: Registered protocol family 1
 2315 07:49:13.560086  [    0.877920] RPC: Registered named UNIX socket transport module.
 2316 07:49:13.563206  [    0.878147] RPC: Registered udp transport module.
 2317 07:49:13.570412  [    0.878311] RPC: Registered tcp transport module.
 2318 07:49:13.576662  [    0.878474] RPC: Registered tcp NFSv4.1 backchannel transport module.
 2319 07:49:13.579907  [    0.879073] NET: Registered protocol family 44
 2320 07:49:13.586689  [    0.879251] pci 0000:00:02.2: PCI bridge to [bus 01]
 2321 07:49:13.593292  [    0.879430] pci 0000:00:02.2:   bridge window [mem 0xf4800000-0xf49fffff]
 2322 07:49:13.596397  [    0.879669] pci 0000:00:02.4: PCI bridge to [bus 02]
 2323 07:49:13.603517  [    0.879845] pci 0000:00:02.4:   bridge window [mem 0xf4a00000-0xf4afffff]
 2324 07:49:13.609640  [    0.880094] pci_bus 0000:00: resource 4 [io  0x0000-0x0cf7 window]
 2325 07:49:13.616333  [    0.880307] pci_bus 0000:00: resource 5 [io  0x0d00-0xffff window]
 2326 07:49:13.623319  [    0.880518] pci_bus 0000:00: resource 6 [mem 0x000a0000-0x000bffff]
 2327 07:49:13.629435  [    0.880733] pci_bus 0000:00: resource 7 [mem 0x000c0000-0x000dffff]
 2328 07:49:13.636255  [    0.880954] pci_bus 0000:00: resource 8 [mem 0xd0000000-0xffffffff]
 2329 07:49:13.642999  [    0.881168] pci_bus 0000:01: resource 1 [mem 0xf4800000-0xf49fffff]
 2330 07:49:13.649770  [    0.881383] pci_bus 0000:02: resource 1 [mem 0xf4a00000-0xf4afffff]
 2331 07:49:13.652207  [    0.881746] pci 0000:00:01.0: disabling ATS
 2332 07:49:13.659013  [    0.881898] pci 0000:00:01.0: Video device with shadowed ROM at [mem 0x000c0000-0x000dffff]
 2333 07:49:13.666632  [    0.882365] pci 0000:00:01.1: D0 power state depends on 0000:00:01.0
 2334 07:49:13.672276  [    0.883391] pci 0000:00:10.0: PME# does not work under D0, disabling it
 2335 07:49:13.679099  [    0.884248] PCI: CLS 64 bytes, default 64
 2336 07:49:13.681697  [    0.884698] Unpacking initramfs...
 2337 07:49:13.685626  [    1.082161] Freeing initrd memory: 8224K
 2338 07:49:13.692064  [    1.082372] PCI-DMA: Using software bounce buffering for IO (SWIOTLB)
 2339 07:49:13.698494  [    1.082595] software IO TLB: mapped [mem 0x00000000c9d0d000-0x00000000cdd0d000] (64MB)
 2340 07:49:13.705719  [    1.082915] LVT offset 0 assigned for vector 0x400
 2341 07:49:13.708677  [    1.083213] perf: AMD IBS detected (0x000007ff)
 2342 07:49:13.711565  [    1.083425] kvm: no hardware support
 2343 07:49:13.714887  [    1.083664] kvm: Nested Virtualization enabled
 2344 07:49:13.721345  [    1.083823] SVM: kvm: Nested Paging enabled
 2345 07:49:13.725055  [    1.083987] SVM: Virtual VMLOAD VMSAVE supported
 2346 07:49:13.728599  [    1.084148] SVM: Virtual GIF supported
 2347 07:49:13.734595  [    1.085776] check: Scanning for low memory corruption every 60 seconds
 2348 07:49:13.741085  [    1.087405] Initialise system trusted keyrings
 2349 07:49:13.744604  [    1.087766] workingset: timestamp_bits=56 max_order=20 bucket_order=0
 2350 07:49:13.747993  
 2351 07:49:13.751049  [    1.100410] NFS: Registering the id_resolver key type
 2352 07:49:13.754423  [    1.100622] Key type id_resolver registered
 2353 07:49:13.761182  [    1.100789] Key type id_legacy registered
 2354 07:49:13.764504  [    1.116308] Key type asymmetric registered
 2355 07:49:13.768000  [    1.116479] Asymmetric key parser 'x509' registered
 2356 07:49:13.777468  [    1.116709] Block layer SCSI generic (bsg) driver version 0.4 loaded (major 249)
 2357 07:49:13.780670  [    1.116975] io scheduler mq-deadline registered
 2358 07:49:13.784437  [    1.117135] io scheduler kyber registered
 2359 07:49:13.787317  [    1.117437] test_firmware: interface ready
 2360 07:49:13.793734  [    1.119523] pcieport 0000:00:02.2: PME: Signaling with IRQ 25
 2361 07:49:13.800396  [    1.120279] pcieport 0000:00:02.4: PME: Signaling with IRQ 26
 2362 07:49:13.803570  [    1.121268] ACPI: AC Adapter [AC] (on-line)
 2363 07:49:13.815132  [    1.121676] input: Lid Switch as /devices/LNXSYSTM:00/LNXSYBUS:00/PNP0A08:00/device:17/PNP0C09:00/PNP0C0D:00/input/input0
 2364 07:49:13.818362  [    1.122596] ACPI: Lid Switch [LID0]
 2365 07:49:13.825790  [    1.122882] input: Power Button as /devices/LNXSYSTM:00/LNXPWRBN:00/input/input1
 2366 07:49:13.829223  [    1.123292] ACPI: Power Button [PWRF]
 2367 07:49:13.836672  [    1.123708] ACPI: Video Device [IGFX] (multi-head: no  rom: yes  post: no)
 2368 07:49:13.844236  [    1.124481] input: Video Bus as /devices/LNXSYSTM:00/LNXSYBUS:00/PNP0A08:00/LNXVIDEO:00/input/input2
 2369 07:49:13.847426  
 2370 07:49:13.851162  [    1.124949] ACPI: \_PR_.P000: Found 2 idle states
 2371 07:49:13.854829  [    1.125538] ACPI: \_PR_.P001: Found 2 idle states
 2372 07:49:13.862342  [    1.127937] thermal LNXTHERM:00: registered as thermal_zone0
 2373 07:49:13.866290  [    1.128146] ACPI: Thermal Zone [THRM] (25 C)
 2374 07:49:13.869929  [    1.128680] Serial: 8250/16550 driver, 4 ports, IRQ sharing enabled
 2375 07:49:13.877114  [    1.131559] battery: ACPI: Battery Slot [BAT0] (battery present)
 2376 07:49:13.880280  [    1.131731] printk: console [ttyS0] disabled
 2377 07:49:13.889841  [    1.132170] AMD0020:00: ttyS0 at MMIO 0xfedc6000 (irq = 10, base_baud = 3000000) is a 16550A
 2378 07:49:13.896808  [    2.116528] tsc: Refined TSC clocksource calibration: 1597.002 MHz
 2379 07:49:13.906148  [    2.116546] clocksource: tsc: mask: 0xffffffffffffffff max_cycles: 0x170514dcf86, max_idle_ns: 440795282824 ns
 2380 07:49:13.909556  [    2.116639] clocksource: Switched to clocksource tsc
 2381 07:49:13.916452  [    3.762957] printk: console [ttyS0] enabled
 2382 07:49:13.925915  [    3.768056] AMD0020:01: ttyS1 at MMIO 0xfedc8000 (irq = 11, base_baud = 3000000) is a 16550A
 2383 07:49:13.929708  [    3.777212] Non-volatile memory driver v1.3
 2384 07:49:13.932725  [    3.781517] Linux agpgart interface v0.103
 2385 07:49:13.940576  [    3.787013] [drm] Initialized vgem 1.0.0 20120112 for vgem on minor 0
 2386 07:49:13.952800  [    3.802777] loop: module loaded
 2387 07:49:13.959497  [    3.806436] lkdtm: No crash points registered, enable through debugfs
 2388 07:49:13.968661  [    3.814586] e100: Intel(R) PRO/100 Network Driver
 2389 07:49:13.974391  [    3.819307] e100: Copyright(c) 1999-2006 Intel Corporation
 2390 07:49:13.977681  [    3.824846] e1000: Intel(R) PRO/1000 Network Driver
 2391 07:49:13.984712  [    3.829727] e1000: Copyright (c) 1999-2006 Intel Corporation.
 2392 07:49:13.987734  [    3.835547] e1000e: Intel(R) PRO/1000 Network Driver
 2393 07:49:13.994178  [    3.840525] e1000e: Copyright(c) 1999 - 2015 Intel Corporation.
 2394 07:49:13.997588  [    3.846500] sky2: driver version 1.30
 2395 07:49:14.004413  [    3.850372] usbcore: registered new interface driver r8152
 2396 07:49:14.010360  [    3.856141] ehci_hcd: USB 2.0 'Enhanced' Host Controller (EHCI) Driver
 2397 07:49:14.013787  [    3.862703] ehci-pci: EHCI PCI platform driver
 2398 07:49:14.021329  [    3.867613] ehci-pci 0000:00:12.0: EHCI Host Controller
 2399 07:49:14.027437  [    3.873389] ehci-pci 0000:00:12.0: new USB bus registered, assigned bus number 1
 2400 07:49:14.034055  [    3.880846] ehci-pci 0000:00:12.0: debug port 2
 2401 07:49:14.040633  [    3.885553] ehci-pci 0000:00:12.0: irq 18, io mem 0xf4d89000
 2402 07:49:14.051296  [    3.897918] ehci-pci 0000:00:12.0: USB 2.0 started, EHCI 1.00
 2403 07:49:14.060929  [    3.904239] usb usb1: New USB device found, idVendor=1d6b, idProduct=0002, bcdDevice= 5.10
 2404 07:49:14.068522  [    3.912544] usb usb1: New USB device strings: Mfr=3, Product=2, SerialNumber=1
 2405 07:49:14.073905  [    3.919769] usb usb1: Product: EHCI Host Controller
 2406 07:49:14.077660  [    3.924651] usb usb1: Manufacturer: Linux 5.10.154-cip20 ehci_hcd
 2407 07:49:14.084035  [    3.930746] usb usb1: SerialNumber: 0000:00:12.0
 2408 07:49:14.087008  [    3.936319] hub 1-0:1.0: USB hub found
 2409 07:49:14.093956  [    3.940153] hub 1-0:1.0: 2 ports detected
 2410 07:49:14.100268  [    3.945136] ohci_hcd: USB 1.1 'Open' Host Controller (OHCI) Driver
 2411 07:49:14.104476  [    3.951343] ohci-pci: OHCI PCI platform driver
 2412 07:49:14.110283  [    3.955839] uhci_hcd: USB Universal Host Controller Interface driver
 2413 07:49:14.116828  [    3.962578] xhci_hcd 0000:00:10.0: xHCI Host Controller
 2414 07:49:14.123314  [    3.968459] xhci_hcd 0000:00:10.0: new USB bus registered, assigned bus number 2
 2415 07:49:14.133530  [    3.976089] xhci_hcd 0000:00:10.0: hcc params 0x014040c3 hci version 0x100 quirks 0x0000000000000410
 2416 07:49:14.142836  [    3.986230] usb usb2: New USB device found, idVendor=1d6b, idProduct=0002, bcdDevice= 5.10
 2417 07:49:14.149574  [    3.994514] usb usb2: New USB device strings: Mfr=3, Product=2, SerialNumber=1
 2418 07:49:14.155976  [    4.001739] usb usb2: Product: xHCI Host Controller
 2419 07:49:14.159641  [    4.006629] usb usb2: Manufacturer: Linux 5.10.154-cip20 xhci-hcd
 2420 07:49:14.165849  [    4.012724] usb usb2: SerialNumber: 0000:00:10.0
 2421 07:49:14.169177  [    4.018002] hub 2-0:1.0: USB hub found
 2422 07:49:14.172298  [    4.021871] hub 2-0:1.0: 4 ports detected
 2423 07:49:14.180064  [    4.026773] xhci_hcd 0000:00:10.0: xHCI Host Controller
 2424 07:49:14.186902  [    4.032265] xhci_hcd 0000:00:10.0: new USB bus registered, assigned bus number 3
 2425 07:49:14.193375  [    4.039672] xhci_hcd 0000:00:10.0: Host supports USB 3.0 SuperSpeed
 2426 07:49:14.203203  [    4.046035] usb usb3: We don't know the algorithms for LPM for this host, disabling LPM.
 2427 07:49:14.209430  [    4.054425] usb usb3: New USB device found, idVendor=1d6b, idProduct=0003, bcdDevice= 5.10
 2428 07:49:14.220139  [    4.062688] usb usb3: New USB device strings: Mfr=3, Product=2, SerialNumber=1
 2429 07:49:14.222436  [    4.069984] usb usb3: Product: xHCI Host Controller
 2430 07:49:14.229016  [    4.074867] usb usb3: Manufacturer: Linux 5.10.154-cip20 xhci-hcd
 2431 07:49:14.232572  [    4.080962] usb usb3: SerialNumber: 0000:00:10.0
 2432 07:49:14.240188  [    4.086574] hub 3-0:1.0: USB hub found
 2433 07:49:14.243137  [    4.090402] hub 3-0:1.0: 4 ports detected
 2434 07:49:14.249790  [    4.095350] usbcore: registered new interface driver usblp
 2435 07:49:14.256134  [    4.100890] usbcore: registered new interface driver usb-storage
 2436 07:49:14.262643  [    4.107181] udc-core: couldn't find an available UDC - added [g_ether] to list of pending drivers
 2437 07:49:14.272339  [    4.116152] i8042: PNP: PS/2 Controller [PNP0303:PS2K] at 0x60,0x64 irq 1
 2438 07:49:14.282850  [    4.122977] i8042: PNP: PS/2 appears to have AUX port disabled, if this is incorrect please boot with i8042.nopnp
 2439 07:49:14.286554  [    4.134441] i8042: Warning: Keylock active
 2440 07:49:14.293411  [    4.138719] serio: i8042 KBD port at 0x60,0x64 irq 1
 2441 07:49:14.296741  [    4.145059] rtc_cmos 00:01: RTC can wake from S4
 2442 07:49:14.303933  [    4.150867] rtc_cmos 00:01: registered as rtc0
 2443 07:49:14.310933  [    4.155564] input: AT Translated Set 2 keyboard as /devices/platform/i8042/serio0/input/input3
 2444 07:49:14.320746  [    4.164403] rtc_cmos 00:01: alarms up to one day, 114 bytes nvram, hpet irqs
 2445 07:49:14.327780  [    4.172054] device-mapper: ioctl: 4.43.0-ioctl (2020-10-01) initialised: dm-devel@redhat.com
 2446 07:49:14.333653  [    4.180566] sdhci: Secure Digital Host Controller Interface driver
 2447 07:49:14.340476  [    4.186744] sdhci: Copyright(c) Pierre Ossman
 2448 07:49:14.347103  [    4.191154] sdhci-pci 0000:00:14.7: SDHCI controller found [1022:7906] (rev 1)
 2449 07:49:14.355072  [    4.201901] usb 1-1: new high-speed USB device number 2 using ehci-pci
 2450 07:49:14.439779  [    4.285895] usb 2-1: new high-speed USB device number 2 using xhci_hcd
 2451 07:49:14.460479  [    4.303566] mmc0: SDHCI controller on PCI [0000:00:14.7] using ADMA 64-bit
 2452 07:49:14.468066  [    4.310689] sdhci-pci 0000:02:00.0: SDHCI controller found [1217:8620] (rev 1)
 2453 07:49:14.475324  [    4.318512] mmc1: emmc 1.8v flag is set, force 1.8v signaling voltage
 2454 07:49:14.482590  [    4.326388] mmc1: SDHCI controller on PCI [0000:02:00.0] using ADMA
 2455 07:49:14.487968  [    4.332960] hid: raw HID events driver (C) Jiri Kosina
 2456 07:49:14.492858  [    4.338754] usbcore: registered new interface driver usbhid
 2457 07:49:14.499297  [    4.341319] usb 1-1: New USB device found, idVendor=0438, idProduct=7900, bcdDevice= 0.18
 2458 07:49:14.506349  [    4.344351] usbhid: USB HID core driver
 2459 07:49:14.509862  [    4.352537] usb 1-1: New USB device strings: Mfr=0, Product=0, SerialNumber=0
 2460 07:49:14.516691  [    4.360529] cros_ec_lpcs GOOG0004:00: Chrome EC device registered
 2461 07:49:14.520059  [    4.366800] hub 1-1:1.0: USB hub found
 2462 07:49:14.526795  [    4.371599] snd_hda_intel 0000:00:01.1: Force to non-snoop mode
 2463 07:49:14.529726  [    4.380153] netem: version 1.3
 2464 07:49:14.536646  [    4.381072] hub 1-1:1.0: 4 ports detected
 2465 07:49:14.539580  [    4.383550] ipip: IPv4 and MPLS over IPv4 tunneling driver
 2466 07:49:14.546610  [    4.393197] gre: GRE over IPv4 demultiplexor driver
 2467 07:49:14.549438  [    4.398087] ip_gre: GRE over IPv4 tunneling driver
 2468 07:49:14.557162  [    4.404248] snd_hda_intel 0000:00:01.1: Cannot probe codecs, giving up
 2469 07:49:14.565085  [    4.411928] IPv4 over IPsec tunneling driver
 2470 07:49:14.568087  [    4.416770] Initializing XFRM netlink socket
 2471 07:49:14.575462  [    4.421802] NET: Registered protocol family 10
 2472 07:49:14.578271  [    4.427719] Segment Routing with IPv6
 2473 07:49:14.585332  [    4.432339] ip6_gre: GRE over IPv6 tunneling driver
 2474 07:49:14.592076  [    4.437937] NET: Registered protocol family 17
 2475 07:49:14.595074  [    4.442653] 8021q: 802.1Q VLAN Support v1.8
 2476 07:49:14.598843  [    4.446915] Key type dns_resolver registered
 2477 07:49:14.608459  [    4.451212] x86/pm: family 0x15 cpu detected, MSR saving is needed during suspending.
 2478 07:49:14.614951  [    4.459481] usb 2-1: New USB device found, idVendor=04b4, idProduct=6502, bcdDevice=50.10
 2479 07:49:14.621663  [    4.467670] usb 2-1: New USB device strings: Mfr=0, Product=0, SerialNumber=0
 2480 07:49:14.628332  [    4.475256] microcode: CPU0: patch_level=0x06006705
 2481 07:49:14.631615  [    4.480293] microcode: CPU1: patch_level=0x06006705
 2482 07:49:14.638866  [    4.485319] microcode: Microcode Update Driver: v2.2.
 2483 07:49:14.641663  [    4.485330] IPI shorthand broadcast: enabled
 2484 07:49:14.652014  [    4.494750] sched_clock: Marking stable (4465411790, 29265771)->(4522043830, -27366269)
 2485 07:49:14.655168  [    4.502949] hub 2-1:1.0: USB hub found
 2486 07:49:14.658013  [    4.503033] registered taskstats version 1
 2487 07:49:14.661662  [    4.510840] hub 2-1:1.0: 4 ports detected
 2488 07:49:14.668128  [    4.510941] Loading compiled-in X.509 certificates
 2489 07:49:14.675128  [    4.522342] PM:   Magic number: 14:535:824
 2490 07:49:14.678766  [    4.526688] printk: console [netcon0] enabled
 2491 07:49:14.681797  [    4.531068] netconsole: network logging started
 2492 07:49:14.685216  
 2493 07:49:14.691711  [    4.537024] acpi_cpufreq: overriding BIOS provided _PSD data
 2494 07:49:14.694963  [    4.543894] IP-Config: Failed to open gretap0
 2495 07:49:14.701861  [    4.548291] IP-Config: Failed to open erspan0
 2496 07:49:14.704707  [    4.552653] IP-Config: No network devices available
 2497 07:49:14.714734  [    4.557568] cfg80211: Loading compiled-in X.509 certificates for regulatory database
 2498 07:49:14.722851  [    4.569781] modprobe (80) used greatest stack depth: 14208 bytes left
 2499 07:49:14.730122  [    4.577201] cfg80211: Loaded X.509 cert 'sforshee: 00b28ddf47aef9cea7'
 2500 07:49:14.740612  [    4.584094] platform regulatory.0: Direct firmware load for regulatory.db failed with error -2
 2501 07:49:14.743856  [    4.584705] ALSA device list:
 2502 07:49:14.747063  [    4.592930] cfg80211: failed to load regulatory.db
 2503 07:49:14.750363  [    4.595735]   No soundcards found.
 2504 07:49:14.753628  
 2505 07:49:14.759851  [    4.604515] dw-apb-uart AMD0020:00: forbid DMA for kernel console
 2506 07:49:14.769062  [    4.615862] Freeing unused kernel image (initmem) memory: 2040K
 2507 07:49:14.776808  [    4.623965] Write protecting the kernel read-only data: 28672k
 2508 07:49:14.784800  [    4.631441] Freeing unused kernel image (text/rodata gap) memory: 2028K
 2509 07:49:14.791969  [    4.638896] Freeing unused kernel image (rodata/data gap) memory: 1380K
 2510 07:49:14.798924  [    4.645582] Run /init as init process
 2511 07:49:14.805339  [    4.651662] usb 2-4: new high-speed USB device number 3 using xhci_hcd
 2512 07:49:14.813084  Loading, please wait...
 2513 07:49:14.829374  Starting version 247.3-7+deb11u1
 2514 07:49:14.836744  [    4.680706] systemd-udevd (102) used greatest stack depth: 13800 bytes left
 2515 07:49:14.854331  [    4.700695] usb 1-1.1: new high-speed USB device number 3 using ehci-pci
 2516 07:49:14.858006  
 2517 07:49:14.918767  [    4.764792] udevadm (104) used greatest stack depth: 13584 bytes left
 2518 07:49:14.949683  [    4.791857] usb 2-4: New USB device found, idVendor=0bda, idProduct=8153, bcdDevice=31.00
 2519 07:49:14.957987  [    4.800090] usb 2-4: New USB device strings: Mfr=1, Product=2, SerialNumber=6
 2520 07:49:14.962302  [    4.807236] usb 2-4: Product: USB 10/100/1000 LAN
 2521 07:49:14.966686  [    4.811952] usb 2-4: Manufacturer: Realtek
 2522 07:49:14.970631  [    4.816060] usb 2-4: SerialNumber: 001000001
 2523 07:49:15.005061  [    4.848097] usb 1-1.1: New USB device found, idVendor=04ca, idProduct=709a, bcdDevice= 0.03
 2524 07:49:15.011156  [    4.856481] usb 1-1.1: New USB device strings: Mfr=3, Product=1, SerialNumber=2
 2525 07:49:15.017543  [    4.863895] usb 1-1.1: Product: HP Wide Vision HD Camera
 2526 07:49:15.020976  [    4.869234] usb 1-1.1: Manufacturer: Generic
 2527 07:49:15.027673  [    4.873529] usb 1-1.1: SerialNumber: DHQBQ019ICZOJQ
 2528 07:49:15.033908  [    4.878946] usb 2-1.1: new high-speed USB device number 4 using xhci_hcd
 2529 07:49:15.129932  [    4.971613] usb 2-1.1: New USB device found, idVendor=0bda, idProduct=8153, bcdDevice=31.00
 2530 07:49:15.138650  [    4.979988] usb 2-1.1: New USB device strings: Mfr=1, Product=2, SerialNumber=6
 2531 07:49:15.143145  [    4.987312] usb 2-1.1: Product: USB 10/100/1000 LAN
 2532 07:49:15.147630  [    4.992196] usb 2-1.1: Manufacturer: Realtek
 2533 07:49:15.152058  [    4.996473] usb 2-1.1: SerialNumber: 000000000000
 2534 07:49:15.155683  [    5.001196] usb 1-1.2: new full-speed USB device number 4 using ehci-pci
 2535 07:49:15.158708  
 2536 07:49:15.202344  [    5.048881] r8152 2-1.1:2.0: Unknown version 0x0000
 2537 07:49:15.220656  [    5.062056] cros-usbpd-notify-acpi GOOG0003:00: Couldn't get Chrome EC device pointer.
 2538 07:49:15.237017  [    5.083340] usb 2-4: reset high-speed USB device number 3 using xhci_hcd
 2539 07:49:15.241060  
 2540 07:49:15.264226  [    5.106721] usb 1-1.2: New USB device found, idVendor=0cf3, idProduct=e300, bcdDevice= 0.01
 2541 07:49:15.272276  [    5.115112] usb 1-1.2: New USB device strings: Mfr=0, Product=0, SerialNumber=0
 2542 07:49:15.468859  [    5.313860] r8152 2-4:1.0: load rtl8153b-2 v1 10/23/19 successfully
 2543 07:49:15.533905  [    5.379147] r8152 2-4:1.0 eth0: v1.11.11
 2544 07:49:15.568783  [    5.414483] r8152 2-4:1.0 enx00e04c750a6b: renamed from eth0
 2545 07:49:15.585905  Begin: Loading essential drivers ... done.
 2546 07:49:15.590562  Begin: Running /scripts/init-premount ... done.
 2547 07:49:15.595135  Begin: Mounting root file system ... Begin: Running /scripts/nfs-top ... done.
 2548 07:49:15.599676  Begin: Running /scripts/nfs-premount ... done.
 2549 07:49:15.621462  IP-Config: gretap0 hardware address 00:00:00:00:00:00 mtu 1462 DHCP
 2550 07:49:15.627722  SIOCSIFFLAGS: Cannot assign requested address
 2551 07:49:15.630909  IP-Config: erspan0 hardware address 00:00:00:00:00:00 mtu 1450 DHCP
 2552 07:49:15.637403  SIOCSIFFLAGS: Cannot assign requested address
 2553 07:49:15.643709  IP-Config: enx00e04c750a6b hardware address 00:e0:4c:75:0a:6b mtu 1500 DHCP
 2554 07:49:16.050581  [    5.895813] mmc1: new HS200 MMC card at address 0001
 2555 07:49:16.059851  [    5.902701] mmcblk1: mmc1:0001 hB8aP> 29.1 GiB 
 2556 07:49:16.064667  [    5.907572] mmcblk1boot0: mmc1:0001 hB8aP> partition 1 4.00 MiB
 2557 07:49:16.069314  [    5.913738] mmcblk1boot1: mmc1:0001 hB8aP> partition 2 4.00 MiB
 2558 07:49:16.079444  [    5.920543] mmcblk1rpmb: mmc1:0001 hB8aP> partition 3 16.0 MiB, chardev (246:0)
 2559 07:49:16.088825  [    5.933120]  mmcblk1: p1 p2 p3 p4 p5 p6 p7 p8 p9 p10 p11 p12
 2560 07:49:17.257433  [    7.098676] IPv6: ADDRCONF(NETDEV_CHANGE): enx00e04c750a6b: link becomes ready
 2561 07:49:17.262331  [    7.107562] r8152 2-4:1.0 enx00e04c750a6b: carrier on
 2562 07:49:17.311051  IP-Config: no response after 2 secs - giving up
 2563 07:49:17.333176  IP-Config: gretap0 hardware address 00:00:00:00:00:00 mtu 1462 DHCP
 2564 07:49:17.342613  SIOCSIFFLAGS: Cannot assign requested address
 2565 07:49:17.343111  IP-Config: erspan0 hardware address 00:00:00:00:00:00 mtu 1450 DHCP
 2566 07:49:17.352191  SIOCSIFFLAGS: Cannot assign requested address
 2567 07:49:17.356017  IP-Config: enx00e04c750a6b hardware address 00:e0:4c:75:0a:6b mtu 1500 DHCP
 2568 07:49:17.359225  IP-Config: enx00e04c750a6b complete (dhcp from 192.168.201.1):
 2569 07:49:17.367924   address: 192.168.201.19   broadcast: 192.168.201.255  netmask: 255.255.255.0   
 2570 07:49:17.374364   gateway: 192.168.201.1    dns0     : 192.168.201.1    dns1   : 0.0.0.0         
 2571 07:49:17.381060   host   : hp-11A-G6-EE-grunt[    7.219961] ipconfig (139) used greatest stack depth: 13464 bytes left
 2572 07:49:17.388108  -cbg-5                                        
 2573 07:49:17.394356   domain : lava-rack                                                       
 2574 07:49:17.397278   rootserver: 192.168.201.1 rootpath: 
 2575 07:49:17.397378   filename  : 
 2576 07:49:17.456420  [    7.303181] nfsmount (140) used greatest stack depth: 12680 bytes left
 2577 07:49:17.459788  done.
 2578 07:49:17.467455  Begin: Running /scripts/nfs-bottom ... done.
 2579 07:49:17.481882  Begin: Running /scripts/init-bottom ... done.
 2580 07:49:18.524725  SELinux:  Could not open policy file <= /etc/selinux/targeted/policy/policy.33:  No such file or directory
 2581 07:49:18.716050  [    8.544954] systemd[1]: systemd 247.3-7+deb11u1 running in system mode. (+PAM +AUDIT +SELINUX +IMA +APPARMOR +SMACK +SYSVINIT +UTMP +LIBCRYPTSETUP +GCRYPT +GNUTLS +ACL +XZ +LZ4 +ZSTD +SECCOMP +BLKID +ELFUTILS +KMOD +IDN2 -IDN +PCRE2 default-hierarchy=unified)
 2582 07:49:18.734021  [    8.580060] systemd[1]: Detected architecture x86-64.
 2583 07:49:18.754654  
 2584 07:49:18.759145  Welcome to Debian GNU/Linux 11 (bullseye)!
 2585 07:49:18.759530  
 2586 07:49:18.769931  [    8.615742] systemd[1]: Set hostname to <debian-bullseye-amd64>.
 2587 07:49:19.557179  [    9.399345] systemd[1]: Queued start job for default target Graphical Interface.
 2588 07:49:19.565738  [    9.410611] systemd[1]: Created slice system-getty.slice.
 2589 07:49:19.570192  [  OK  ] Created slice system-getty.slice.
 2590 07:49:19.580326  [    9.425544] systemd[1]: Created slice system-modprobe.slice.
 2591 07:49:19.587750  [  OK  ] Created slice system-modprobe.slice.
 2592 07:49:19.594022  [    9.440568] systemd[1]: Created slice system-serial\x2dgetty.slice.
 2593 07:49:19.600274  [  OK  ] Created slice system-serial\x2dgetty.slice.
 2594 07:49:19.609650  [    9.456516] systemd[1]: Created slice User and Session Slice.
 2595 07:49:19.616116  [  OK  ] Created slice User and Session Slice.
 2596 07:49:19.628736  [    9.472429] systemd[1]: Started Dispatch Password Requests to Console Directory Watch.
 2597 07:49:19.635889  [  OK  ] Started Dispatch Password …ts to Console Directory Watch.
 2598 07:49:19.648838  [    9.492284] systemd[1]: Started Forward Password Requests to Wall Directory Watch.
 2599 07:49:19.655203  [  OK  ] Started Forward Password R…uests to Wall Directory Watch.
 2600 07:49:19.668243  [    9.512066] systemd[1]: Set up automount Arbitrary Executable File Formats File System Automount Point.
 2601 07:49:19.678273  [  OK  ] Set up automount Arbitrary…s File System Automount Point.
 2602 07:49:19.686257  [    9.533085] systemd[1]: Reached target Local Encrypted Volumes.
 2603 07:49:19.692450  [  OK  ] Reached target Local Encrypted Volumes.
 2604 07:49:19.701293  [    9.548075] systemd[1]: Reached target Paths.
 2605 07:49:19.704311  [  OK  ] Reached target Paths.
 2606 07:49:19.713439  [    9.560036] systemd[1]: Reached target Remote File Systems.
 2607 07:49:19.719568  [  OK  ] Reached target Remote File Systems.
 2608 07:49:19.728296  [    9.575036] systemd[1]: Reached target Slices.
 2609 07:49:19.731187  [  OK  ] Reached target Slices.
 2610 07:49:19.740244  [    9.587035] systemd[1]: Reached target Swap.
 2611 07:49:19.743434  [  OK  ] Reached target Swap.
 2612 07:49:19.752524  [    9.599443] systemd[1]: Listening on initctl Compatibility Named Pipe.
 2613 07:49:19.762280  [  OK  ] Listening on initctl Compatibility Named Pipe.
 2614 07:49:19.769698  [    9.616818] systemd[1]: Listening on Journal Audit Socket.
 2615 07:49:19.776145  [  OK  ] Listening on Journal Audit Socket.
 2616 07:49:19.785311  [    9.632043] systemd[1]: Listening on Journal Socket (/dev/log).
 2617 07:49:19.792146  [  OK  ] Listening on Journal Socket (/dev/log).
 2618 07:49:19.801139  [    9.647611] systemd[1]: Listening on Journal Socket.
 2619 07:49:19.807919  [  OK  ] Listening on Journal Socket.
 2620 07:49:19.814088  [    9.659985] systemd[1]: Listening on Network Service Netlink Socket.
 2621 07:49:19.820469  [  OK  ] Listening on Network Service Netlink Socket.
 2622 07:49:19.830252  [    9.676798] systemd[1]: Listening on udev Control Socket.
 2623 07:49:19.836495  [  OK  ] Listening on udev Control Socket.
 2624 07:49:19.844552  [    9.691459] systemd[1]: Listening on udev Kernel Socket.
 2625 07:49:19.851353  [  OK  ] Listening on udev Kernel Socket.
 2626 07:49:19.858083  [    9.705304] systemd[1]: Mounting Huge Pages File System...
 2627 07:49:19.865102           Mounting Huge Pages File System...
 2628 07:49:19.873370  [    9.719904] systemd[1]: Mounting POSIX Message Queue File System...
 2629 07:49:19.879310           Mounting POSIX Message Queue File System...
 2630 07:49:19.891358  [    9.737533] systemd[1]: Mounting Kernel Debug File System...
 2631 07:49:19.897239           Mounting Kernel Debug File System...
 2632 07:49:19.906273  [    9.753543] systemd[1]: Mounting Kernel Trace File System...
 2633 07:49:19.912841           Mounting Kernel Trace File System...
 2634 07:49:19.933397  [    9.776886] systemd[1]: Starting Create list of static device nodes for the current kernel...
 2635 07:49:19.939753           Starting Create list of st…odes for the current kernel...
 2636 07:49:19.950772  [    9.797778] systemd[1]: Starting Load Kernel Module configfs...
 2637 07:49:19.958767           Starting Load Kernel Module configfs...
 2638 07:49:19.969885  [    9.816497] systemd[1]: Starting Load Kernel Module drm...
 2639 07:49:19.975871           Starting Load Kernel Module drm...
 2640 07:49:19.984910  [    9.832154] systemd[1]: Starting Load Kernel Module fuse...
 2641 07:49:19.991747           Starting Load Kernel Module fuse...
 2642 07:49:20.015451  [    9.859595] systemd[1]: Condition check resulted in Set Up Additional Binary Formats being skipped.
 2643 07:49:20.028237  [    9.875380] systemd[1]: Starting Journal Service...
 2644 07:49:20.032324           Starting Journal Service...
 2645 07:49:20.054649  [    9.901084] fuse: init (API version 7.32)
 2646 07:49:20.057427  [    9.905841] systemd[1]: Starting Load Kernel Modules...
 2647 07:49:20.061076  
 2648 07:49:20.063876           Starting Load Kernel Modules...
 2649 07:49:20.074796  [    9.921850] systemd[1]: Starting Remount Root and Kernel File Systems...
 2650 07:49:20.078011  
 2651 07:49:20.084321           Starting Remount Root and Kernel File Systems...
 2652 07:49:20.097455  [    9.942106] systemd[1]: Starting Coldplug All udev Devices...
 2653 07:49:20.103203           Starting Coldplug All udev Devices...
 2654 07:49:20.115685  [    9.960781] systemd[1]: Mounted Huge Pages File System.
 2655 07:49:20.121400  [  OK  ] Mounted Huge Pages File System.
 2656 07:49:20.129314  [    9.975441] systemd[1]: Mounted POSIX Message Queue File System.
 2657 07:49:20.134773  [  OK  ] Mounted POSIX Message Queue File System.
 2658 07:49:20.144501  [    9.991388] systemd[1]: Mounted Kernel Debug File System.
 2659 07:49:20.150814  [  OK  ] Mounted Kernel Debug File System.
 2660 07:49:20.159582  [   10.006720] systemd[1]: Mounted Kernel Trace File System.
 2661 07:49:20.166258  [  OK  ] Mounted Kernel Trace File System.
 2662 07:49:20.178933  [   10.022789] systemd[1]: Finished Create list of static device nodes for the current kernel.
 2663 07:49:20.188738  [  OK  ] Finished Create list of st… nodes for the current kernel.
 2664 07:49:20.195133  [   10.042492] systemd[1]: modprobe@configfs.service: Succeeded.
 2665 07:49:20.202070  [   10.049352] systemd[1]: Finished Load Kernel Module configfs.
 2666 07:49:20.208716  [  OK  ] Finished Load Kernel Module configfs.
 2667 07:49:20.218500  [   10.065599] systemd[1]: modprobe@drm.service: Succeeded.
 2668 07:49:20.225010  [   10.072021] systemd[1]: Finished Load Kernel Module drm.
 2669 07:49:20.231463  [  OK  ] Finished Load Kernel Module drm.
 2670 07:49:20.238751  [   10.085601] systemd[1]: modprobe@fuse.service: Succeeded.
 2671 07:49:20.245173  [   10.092270] systemd[1]: Finished Load Kernel Module fuse.
 2672 07:49:20.251601  [  OK  ] Finished Load Kernel Module fuse.
 2673 07:49:20.261309  [   10.108445] systemd[1]: Finished Load Kernel Modules.
 2674 07:49:20.267874  [  OK  ] Finished Load Kernel Modules.
 2675 07:49:20.275060  [   10.121983] systemd[1]: Finished Remount Root and Kernel File Systems.
 2676 07:49:20.284759  [  OK  ] Finished Remount Root and Kernel File Systems.
 2677 07:49:20.294667  [   10.141865] systemd[1]: Mounting FUSE Control File System...
 2678 07:49:20.302549           Mounting FUSE Control File System...
 2679 07:49:20.314001  [   10.161034] systemd[1]: Mounting Kernel Configuration File System...
 2680 07:49:20.330107           Mounting Kernel Configuration File System...
 2681 07:49:20.346000  [   10.189693] systemd[1]: Condition check resulted in Rebuild Hardware Database being skipped.
 2682 07:49:20.364284  [   10.207994] systemd[1]: Condition check resulted in Platform Persistent Storage Archival being skipped.
 2683 07:49:20.378499  [   10.225813] systemd[1]: Starting Load/Save Random Seed...
 2684 07:49:20.385637           Starting Load/Save Random Seed...
 2685 07:49:20.393644  [   10.240943] systemd[1]: Starting Apply Kernel Variables...
 2686 07:49:20.400420           Starting Apply Kernel Variables...
 2687 07:49:20.413060  [   10.259893] systemd[1]: Starting Create System Users...
 2688 07:49:20.419217           Starting Create System Users...
 2689 07:49:20.429470  [   10.276389] systemd[1]: Mounted FUSE Control File System.
 2690 07:49:20.435979  [  OK  ] Mounted FUSE Control File System.
 2691 07:49:20.444620  [   10.291676] systemd[1]: Mounted Kernel Configuration File System.
 2692 07:49:20.451317  [  OK  ] Mounted Kernel Configuration File System.
 2693 07:49:20.461339  [   10.308510] systemd[1]: Finished Load/Save Random Seed.
 2694 07:49:20.467760  [  OK  ] Finished Load/Save Random Seed.
 2695 07:49:20.477776  [   10.321262] systemd[1]: Condition check resulted in First Boot Complete being skipped.
 2696 07:49:20.493592  [   10.340167] systemd[1]: Finished Apply Kernel Variables.
 2697 07:49:20.507163  [  OK  ] Finished Apply Kernel Variables.
 2698 07:49:20.562567  [   10.408951] systemd[1]: Finished Create System Users.
 2699 07:49:20.568771  [  OK  ] Finished Create System Users.
 2700 07:49:20.578964  [   10.426311] systemd[1]: Starting Create Static Device Nodes in /dev...
 2701 07:49:20.590251           Starting Create Static Device Nodes in /dev...
 2702 07:49:20.607655  [   10.454172] systemd[1]: Started Journal Service.
 2703 07:49:20.613346  [  OK  ] Started Journal Service.
 2704 07:49:20.627037           Starting Flush Journal to Persistent Storage...
 2705 07:49:20.678739  [   10.522522] systemd-tmpfile (187) used greatest stack depth: 12528 bytes left
 2706 07:49:20.685912  [   10.522919] systemd-journald[177]: Received client request to flush runtime journal.
 2707 07:49:20.691717  [  OK  ] Finished Create Static Device Nodes in /dev.
 2708 07:49:20.700150  [  OK  ] Reached target Local File Systems (Pre).
 2709 07:49:20.708898  [  OK  ] Reached target Local File Systems.
 2710 07:49:20.726175           Starting Rule-based Manage…for Device Events and Files...
 2711 07:49:20.788627  [  OK  ] Finished Coldplug All udev Devices.
 2712 07:49:22.134509  [  OK  ] Finished Flush Journal to Persistent Storage.
 2713 07:49:22.143046           Starting Create Volatile Files and Directories...
 2714 07:49:22.202923  [  OK  ] Started Rule-based Manager for Device Events and Files.
 2715 07:49:22.223040           Starting Network Service...
 2716 07:49:22.427918  [  OK  ] Finished Create Volatile Files and Directories.
 2717 07:49:22.458629           Starting Network Time Synchronization...
 2718 07:49:22.470781           Starting Update UTMP about System Boot/Shutdown...
 2719 07:49:22.925543  [  OK  ] Finished Update UTMP about System Boot/Shutdown.
 2720 07:49:23.107419  [  OK  ] Found device /dev/ttyS0.
 2721 07:49:23.640213  [  OK  ] Started Network Service.
 2722 07:49:23.665616  [  OK  ] Listening on Load/Save RF …itch Status /dev/rfkill Watch.
 2723 07:49:23.692352           Starting Network Name Resolution...
 2724 07:49:23.729696  [  OK  ] Started Network Time Synchronization.
 2725 07:49:23.756759  [  OK  ] Reached target System Initialization.
 2726 07:49:23.769134  [  OK  ] Started Daily Cleanup of Temporary Directories.
 2727 07:49:23.773473  [  OK  ] Reached target System Time Set.
 2728 07:49:23.782999  [  OK  ] Reached target System Time Synchronized.
 2729 07:49:23.801214  [  OK  ] Started Daily apt download activities.
 2730 07:49:23.815945  [  OK  ] Started Daily apt upgrade and clean activities.
 2731 07:49:23.829102  [  OK  ] Started Periodic ext4 Onli…ata Check for All Filesystems.
 2732 07:49:23.839114  [  OK  ] Started Discard unused blocks once a week.
 2733 07:49:23.842554  
 2734 07:49:23.849235  [  OK  ] Reached target Timers.
 2735 07:49:23.866751  [  OK  ] Listening on D-Bus System Message Bus Socket.
 2736 07:49:23.872904  [  OK  ] Reached target Sockets.
 2737 07:49:23.882492  [  OK  ] Reached target Basic System.
 2738 07:49:23.894760  [  OK  ] Started D-Bus System Message Bus.
 2739 07:49:23.936354           Starting Remove Stale Onli…t4 Metadata Check Snapshots...
 2740 07:49:23.971202           Starting User Login Management...
 2741 07:49:24.636372  [  OK  ] Finished Remove Stale Onli…ext4 Metadata Check Snapshots.
 2742 07:49:24.714115  [  OK  ] Started User Login Management.
 2743 07:49:24.745746  [  OK  ] Started Network Name Resolution.
 2744 07:49:24.755494  [  OK  ] Reached target Network.
 2745 07:49:24.763956  [  OK  ] Reached target Host and Network Name Lookups.
 2746 07:49:24.774848           Starting Permit User Sessions...
 2747 07:49:24.815091  [  OK  ] Finished Permit User Sessions.
 2748 07:49:24.827608  [  OK  ] Started Getty on tty1.
 2749 07:49:24.838593  [  OK  ] Started Serial Getty on ttyS0.
 2750 07:49:24.846917  [  OK  ] Reached target Login Prompts.
 2751 07:49:24.855863  [  OK  ] Reached target Multi-User System.
 2752 07:49:24.866203  [  OK  ] Reached target Graphical Interface.
 2753 07:49:24.879327           Starting Update UTMP about System Runlevel Changes...
 2754 07:49:24.882151  
 2755 07:49:24.917937  [  OK  ] Finished Update UTMP about System Runlevel Changes.
 2756 07:49:24.974194  
 2757 07:49:24.974304  
 2758 07:49:24.977461  Debian GNU/Linux 11 debian-bullseye-amd64 ttyS0
 2759 07:49:24.977581  
 2760 07:49:24.981187  debian-bullseye-amd64 login: root (automatic login)
 2761 07:49:24.981272  
 2762 07:49:24.981346  
 2763 07:49:25.375417  Linux debian-bullseye-amd64 5.10.154-cip20 #1 SMP Sun Nov 13 07:38:33 UTC 2022 x86_64
 2764 07:49:25.375963  
 2765 07:49:25.382674  The programs included with the Debian GNU/Linux system are free software;
 2766 07:49:25.389387  the exact distribution terms for each program are described in the
 2767 07:49:25.396086  individual files in /usr/share/doc/*/copyright.
 2768 07:49:25.396510  
 2769 07:49:25.402039  Debian GNU/Linux comes with ABSOLUTELY NO WARRANTY, to the extent
 2770 07:49:25.402374  permitted by applicable law.
 2771 07:49:26.134446  Matched prompt #7: / #
 2773 07:49:26.135931  Kernel warnings or errors detected.
 2774 07:49:26.136313  Setting prompt string to ['/ #']
 2775 07:49:26.136756  end: 2.2.5.1 login-action (duration 00:00:15) [common]
 2777 07:49:26.138151  end: 2.2.5 auto-login-action (duration 00:00:16) [common]
 2778 07:49:26.138639  start: 2.2.6 expect-shell-connection (timeout 00:04:18) [common]
 2779 07:49:26.139034  Setting prompt string to ['/ #']
 2780 07:49:26.139352  Forcing a shell prompt, looking for ['/ #']
 2782 07:49:26.190309  / # 
 2783 07:49:26.190488  expect-shell-connection: Wait for prompt ['/ #'] (timeout 00:05:00)
 2784 07:49:26.190570  Waiting using forced prompt support (timeout 00:02:30)
 2785 07:49:26.196579  
 2786 07:49:26.196855  end: 2.2.6 expect-shell-connection (duration 00:00:00) [common]
 2787 07:49:26.196955  start: 2.2.7 export-device-env (timeout 00:04:18) [common]
 2789 07:49:26.298015  / # export NFS_ROOTFS='/var/lib/lava/dispatcher/tmp/7961787/extract-nfsrootfs-7ymn25xw'
 2790 07:49:26.303978  export NFS_ROOTFS='/var/lib/lava/dispatcher/tmp/7961787/extract-nfsrootfs-7ymn25xw'
 2792 07:49:26.406395  / # export NFS_SERVER_IP='192.168.201.1'
 2793 07:49:26.412729  export NFS_SERVER_IP='192.168.201.1'
 2794 07:49:26.413610  end: 2.2.7 export-device-env (duration 00:00:00) [common]
 2795 07:49:26.414211  end: 2.2 depthcharge-retry (duration 00:00:42) [common]
 2796 07:49:26.414733  end: 2 depthcharge-action (duration 00:00:42) [common]
 2797 07:49:26.415871  start: 3 lava-test-retry (timeout 00:08:50) [common]
 2798 07:49:26.416528  start: 3.1 lava-test-shell (timeout 00:08:50) [common]
 2799 07:49:26.417014  Using namespace: common
 2801 07:49:26.518615  / # #
 2802 07:49:26.519408  lava-test-shell: Wait for prompt ['/ #'] (timeout 00:10:00)
 2803 07:49:26.524945  #
 2804 07:49:26.525718  Using /lava-7961787
 2806 07:49:26.627343  / # export SHELL=/bin/bash
 2807 07:49:26.633607  export SHELL=/bin/bash
 2809 07:49:26.735542  / # . /lava-7961787/environment
 2810 07:49:26.741741  . /lava-7961787/environment
 2812 07:49:26.847888  / # /lava-7961787/bin/lava-test-runner /lava-7961787/0
 2813 07:49:26.848473  Test shell timeout: 10s (minimum of the action and connection timeout)
 2814 07:49:26.854218  /lava-7961787/bin/lava-test-runner /lava-7961787/0
 2815 07:49:27.114532  + export TESTRUN_ID=0_timesync-off
 2816 07:49:27.117796  + TESTRUN_ID=0_timesync-off
 2817 07:49:27.120965  + cd /lava-7961787/0/tests/0_timesync-off
 2818 07:49:27.124917  ++ cat uuid
 2819 07:49:27.125003  + UUID=7961787_1.5.2.3.1
 2820 07:49:27.127424  + set +x
 2821 07:49:27.131144  <LAVA_SIGNAL_STARTRUN 0_timesync-off 7961787_1.5.2.3.1>
 2822 07:49:27.131410  Received signal: <STARTRUN> 0_timesync-off 7961787_1.5.2.3.1
 2823 07:49:27.131485  Starting test lava.0_timesync-off (7961787_1.5.2.3.1)
 2824 07:49:27.131571  Skipping test definition patterns.
 2825 07:49:27.134280  + systemctl stop systemd-timesyncd
 2826 07:49:27.191353  + set +x
 2827 07:49:27.194659  <LAVA_SIGNAL_ENDRUN 0_timesync-off 7961787_1.5.2.3.1>
 2828 07:49:27.195040  Received signal: <ENDRUN> 0_timesync-off 7961787_1.5.2.3.1
 2829 07:49:27.195217  Ending use of test pattern.
 2830 07:49:27.195357  Ending test lava.0_timesync-off (7961787_1.5.2.3.1), duration 0.06
 2832 07:49:27.297734  + export TESTRUN_ID=1_kselftest-lkdtm
 2833 07:49:27.302003  
 2834 07:49:27.302461  + TESTRUN_ID=1_kselftest-lkdtm
 2835 07:49:27.307958  + cd /lava-7961787/0/tests/1_kselftest-lkdtm
 2836 07:49:27.308400  ++ cat uuid
 2837 07:49:27.318200  + UUID=7961787_1.5.2.3.5
 2838 07:49:27.318641  + set +x
 2839 07:49:27.324794  <LAVA_SIGNAL_STARTRUN 1_kselftest-lkdtm 7961787_1.5.2.3.5>
 2840 07:49:27.325588  Received signal: <STARTRUN> 1_kselftest-lkdtm 7961787_1.5.2.3.5
 2841 07:49:27.325966  Starting test lava.1_kselftest-lkdtm (7961787_1.5.2.3.5)
 2842 07:49:27.326384  Skipping test definition patterns.
 2843 07:49:27.327910  + cd ./automated/linux/kselftest/
 2844 07:49:27.353995  + ./kselftest.sh -c lkdtm -T '' -t kselftest_armhf.tar.gz -s false -u http://storage.kernelci.org/cip/linux-5.10.y-cip/v5.10.154-cip20/x86_64/x86_64_defconfig+x86-chromebook+kselftest/gcc-10/kselftest.tar.xz -L '' -S skipfile-lkft.yaml -b hp-11A-G6-EE-grunt -g cip -e '' -p /opt/kselftests/mainline/
 2845 07:49:27.376691  INFO: Generating a skipfile based on /lava-7961787/0/tests/1_kselftest-lkdtm/automated/linux/kselftest/skipfile-lkft.yaml
 2846 07:49:27.476963  INFO: Using the following generated skipfile contents (until EOF):
 2847 07:49:27.479555  breakpoints:breakpoint_test
 2848 07:49:27.482899  breakpoints:step_after_suspend_test
 2849 07:49:27.486406  ftrace:ftracetest
 2850 07:49:27.486837  net:rtnetlink.sh
 2851 07:49:27.487181  net:tls
 2852 07:49:27.489421  netfilter:bridge_brouter.sh
 2853 07:49:27.493386  netfilter:nft_flowtable.sh
 2854 07:49:27.495716  netfilter:nft_trans_stress.sh
 2855 07:49:27.496153  pidfd:pidfd_wait
 2856 07:49:27.496494  INFO: EOF
 2857 07:49:27.541450  INFO: Installing sed perl wget xz-utils iproute2
 2858 07:49:28.404604  Hit:1 http://deb.debian.org/debian bullseye InRelease
 2859 07:49:42.007187  Reading package lists...
 2860 07:49:45.076970  Reading package lists...
 2861 07:49:45.344431  Building dependency tree...
 2862 07:49:45.344588  Reading state information...
 2863 07:49:45.407026  iproute2 is already the newest version (5.10.0-4).
 2864 07:49:45.410532  perl is already the newest version (5.32.1-4+deb11u2).
 2865 07:49:45.413676  sed is already the newest version (4.7-1).
 2866 07:49:45.419994  wget is already the newest version (1.21-1+deb11u1).
 2867 07:49:45.423709  xz-utils is already the newest version (5.2.5-2.1~deb11u1).
 2868 07:49:45.427119  
 2869 07:49:45.868321  0 upgraded, 0 newly installed, 0 to remove and 0 not upgraded.
 2870 07:49:45.986166  --2022-11-13 07:49:45--  http://storage.kernelci.org/cip/linux-5.10.y-cip/v5.10.154-cip20/x86_64/x86_64_defconfig+x86-chromebook+kselftest/gcc-10/kselftest.tar.xz
 2871 07:49:46.016963  Resolving storage.kernelci.org (storage.kernelci.org)... 52.250.1.28
 2872 07:49:46.162014  Connecting to storage.kernelci.org (storage.kernelci.org)|52.250.1.28|:80... connected.
 2873 07:49:46.306966  HTTP request sent, awaiting response... 200 OK
 2874 07:49:46.310736  Length: 3539188 (3.4M) [application/octet-stream]
 2875 07:49:46.313416  Saving to: 'kselftest.tar.xz'
 2876 07:49:46.313535  
 2877 07:49:46.313604  
 2878 07:49:46.597382  kselftest.tar.xz      0%[                    ]       0  --.-KB/s               
 2879 07:49:46.888612  kselftest.tar.xz      1%[                    ]  46.39K   160KB/s               
 2880 07:49:47.419591  kselftest.tar.xz      6%[>                   ] 216.08K   372KB/s               
 2881 07:49:47.638655  kselftest.tar.xz     23%[===>                ] 821.30K   738KB/s               
 2882 07:49:47.855831  kselftest.tar.xz     45%[========>           ]   1.54M  1.16MB/s               
 2883 07:49:47.926367  kselftest.tar.xz     91%[=================>  ]   3.10M  2.00MB/s               
 2884 07:49:47.932588  kselftest.tar.xz    100%[===================>]   3.38M  2.08MB/s    in 1.6s    
 2885 07:49:47.933072  
 2886 07:49:48.236648  2022-11-13 07:49:48 (2.08 MB/s) - 'kselftest.tar.xz' saved [3539188/3539188]
 2887 07:49:48.236803  
 2888 07:49:55.781776  skiplist:
 2889 07:49:55.785269  ========================================
 2890 07:49:55.788336  breakpoints:breakpoint_test
 2891 07:49:56.118081  breakpoints:step_after_suspend_test
 2892 07:49:56.135781  ftrace:ftracetest
 2893 07:49:56.155326  net:rtnetlink.sh
 2894 07:49:56.171940  net:tls
 2895 07:49:56.189974  netfilter:bridge_brouter.sh
 2896 07:49:56.206331  netfilter:nft_flowtable.sh
 2897 07:49:56.223922  netfilter:nft_trans_stress.sh
 2898 07:49:56.240998  pidfd:pidfd_wait
 2899 07:49:56.261759  ========================================
 2900 07:49:56.882373  [   46.730156] kselftest: Running tests in lkdtm
 2901 07:49:56.892678  TAP version 13
 2902 07:49:56.906350  1..70
 2903 07:49:56.914877  # selftests: lkdtm: PANIC.sh
 2904 07:49:57.022154  # Skipping PANIC: crashes entire system
 2905 07:49:57.025668  ok 1 selftests: lkdtm: PANIC.sh # SKIP
 2906 07:49:57.029882  # selftests: lkdtm: BUG.sh
 2907 07:49:57.147874  [   46.995431] lkdtm: Performing direct entry BUG
 2908 07:49:57.151524  [   47.000004] ------------[ cut here ]------------
 2909 07:49:57.157542  [   47.004670] kernel BUG at drivers/misc/lkdtm/bugs.c:76!
 2910 07:49:57.161844  [   47.009976] invalid opcode: 0000 [#1] SMP NOPTI
 2911 07:49:57.170972  [   47.014504] CPU: 0 PID: 697 Comm: cat Tainted: G        W         5.10.154-cip20 #1
 2912 07:49:57.174523  [   47.022146] Hardware name: Google Grunt/Grunt, BIOS  09/05/2019
 2913 07:49:57.180747  [   47.028061] RIP: 0010:lkdtm_BUG+0x5/0x10
 2914 07:49:57.197437  [   47.031977] Code: 89 ff e8 6e a3 a3 ff 48 c7 c0 ea ff ff ff eb de 48 c7 c0 ea ff ff ff e9 99 49 92 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 a0 06 94 02
 2915 07:49:57.203849  [   47.050712] RSP: 0018:ffffbe0d408a7e60 EFLAGS: 00010282
 2916 07:49:57.210334  [   47.055930] RAX: ffffffff944dff70 RBX: 0000000000000001 RCX: 0000000000000000
 2917 07:49:57.217413  [   47.063051] RDX: 0000000000000000 RSI: ffff9e01aac1bf70 RDI: ffffffff9519bd90
 2918 07:49:57.223557  [   47.070171] RBP: ffffffff955e7408 R08: 0000000000000001 R09: 0000000000000001
 2919 07:49:57.230690  [   47.077292] R10: 00000000ffffe000 R11: 3fffffffffffffff R12: 0000000000000004
 2920 07:49:57.240096  [   47.084412] R13: ffffbe0d408a7f10 R14: ffffbe0d408a7f10 R15: ffff9e018470f000
 2921 07:49:57.246542  [   47.091534] FS:  00007ffbb15ac3c0(0000) GS:ffff9e01aac00000(0000) knlGS:0000000000000000
 2922 07:49:57.253725  [   47.099610] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
 2923 07:49:57.259919  [   47.105343] CR2: 00007ffbb137d000 CR3: 00000001027a8000 CR4: 00000000001506f0
 2924 07:49:57.263160  [   47.112464] Call Trace:
 2925 07:49:57.266824  [   47.114911]  direct_entry.cold+0x2c/0x38
 2926 07:49:57.269418  [   47.118830]  full_proxy_write+0x56/0x80
 2927 07:49:57.273010  [   47.122662]  vfs_write+0xea/0x3a0
 2928 07:49:57.276904  [   47.125970]  ksys_write+0x68/0xf0
 2929 07:49:57.279936  [   47.129280]  do_syscall_64+0x33/0x40
 2930 07:49:57.286506  [   47.132850]  entry_SYSCALL_64_after_hwframe+0x61/0xc6
 2931 07:49:57.289329  [   47.137893] RIP: 0033:0x7ffbb148a8f3
 2932 07:49:57.305937  [   47.141462] Code: 8b 15 a1 25 0e 00 f7 d8 64 89 02 48 c7 c0 ff ff ff ff eb b7 0f 1f 00 64 8b 04 25 18 00 00 00 85 c0 75 14 b8 01 00 00 00 0f 05 <48> 3d 00 f0 ff ff 77 55 c3 0f 1f 40 00 48 83 ec 28 48 89 54 24 18
 2933 07:49:57.309165  
 2934 07:49:57.315918  [   47.160198] RSP: 002b:00007ffefa648f98 EFLAGS: 00000246 ORIG_RAX: 0000000000000001
 2935 07:49:57.322818  [   47.167754] RAX: ffffffffffffffda RBX: 0000000000000004 RCX: 00007ffbb148a8f3
 2936 07:49:57.329114  [   47.174876] RDX: 0000000000000004 RSI: 00007ffbb137d000 RDI: 0000000000000001
 2937 07:49:57.336097  [   47.181997] RBP: 00007ffbb137d000 R08: 00007ffbb137c010 R09: 0000000000000000
 2938 07:49:57.342010  [   47.189117] R10: fffffffffffffbc5 R11: 0000000000000246 R12: 0000000000000001
 2939 07:49:57.352070  [   47.196239] R13: 0000000000000001 R14: 0000000000020000 R15: 0000000000020000
 2940 07:49:57.361888  [   47.203365] Modules linked in: fuse ip_tables cros_ec_sysfs cros_ec_debugfs cros_ec_chardev cros_ec_lightbar cros_ec_dev cros_usbpd_notify
 2941 07:49:57.368836  [   47.215890] ---[ end trace 85b1dc041ea261d7 ]---
 2942 07:49:57.371331  [   47.220544] RIP: 0010:lkdtm_BUG+0x5/0x10
 2943 07:49:57.391409  [   47.224543] Code: 89 ff e8 6e a3 a3 ff 48 c7 c0 ea ff ff ff eb de 48 c7 c0 ea ff ff ff e9 99 49 92 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 a0 06 94 02
 2944 07:49:57.394661  [   47.243322] RSP: 0018:ffffbe0d408a7e60 EFLAGS: 00010282
 2945 07:49:57.404443  [   47.248616] RAX: ffffffff944dff70 RBX: 0000000000000001 RCX: 0000000000000000
 2946 07:49:57.410794  [   47.255774] RDX: 0000000000000000 RSI: ffff9e01aac1bf70 RDI: ffffffff9519bd90
 2947 07:49:57.417683  [   47.262936] RBP: ffffffff955e7408 R08: 0000000000000001 R09: 0000000000000001
 2948 07:49:57.424284  [   47.270075] R10: 00000000ffffe000 R11: 3fffffffffffffff R12: 0000000000000004
 2949 07:49:57.430574  [   47.277224] R13: ffffbe0d408a7f10 R14: ffffbe0d408a7f10 R15: ffff9e018470f000
 2950 07:49:57.440661  [   47.284372] FS:  00007ffbb15ac3c0(0000) GS:ffff9e01aac00000(0000) knlGS:0000000000000000
 2951 07:49:57.443770  [   47.292453] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
 2952 07:49:57.453719  [   47.298191] CR2: 00007ffbb137d000 CR3: 00000001027a8000 CR4: 00000000001506f0
 2953 07:49:57.457701  # Segmentation fault
 2954 07:49:57.478598  # [   46.995431] lkdtm: Performing direct entry BUG
 2955 07:49:57.481936  # [   47.000004] ------------[ cut here ]------------
 2956 07:49:57.488485  # [   47.004670] kernel BUG at drivers/misc/lkdtm/bugs.c:76!
 2957 07:49:57.491447  # [   47.009976] invalid opcode: 0000 [#1] SMP NOPTI
 2958 07:49:57.501909  # [   47.014504] CPU: 0 PID: 697 Comm: cat Tainted: G        W         5.10.154-cip20 #1
 2959 07:49:57.508037  # [   47.022146] Hardware name: Google Grunt/Grunt, BIOS  09/05/2019
 2960 07:49:57.511407  # [   47.028061] RIP: 0010:lkdtm_BUG+0x5/0x10
 2961 07:49:57.531141  # [   47.031977] Code: 89 ff e8 6e a3 a3 ff 48 c7 c0 ea ff ff ff eb de 48 c7 c0 ea ff ff ff e9 99 49 92 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 a0 06 94 02
 2962 07:49:57.534129  # [   47.050712] RSP: 0018:ffffbe0d408a7e60 EFLAGS: 00010282
 2963 07:49:57.540813  # [   47.055930] RAX: ffffffff944dff70 RBX: 0000000000000001 RCX: 0000000000000000
 2964 07:49:57.551081  # [   47.063051] RDX: 0000000000000000 RSI: ffff9e01aac1bf70 RDI: ffffffff9519bd90
 2965 07:49:57.557445  # [   47.070171] RBP: ffffffff955e7408 R08: 0000000000000001 R09: 0000000000000001
 2966 07:49:57.564207  # [   47.077292] R10: 00000000ffffe000 R11: 3fffffffffffffff R12: 0000000000000004
 2967 07:49:57.570446  # [   47.084412] R13: ffffbe0d408a7f10 R14: ffffbe0d408a7f10 R15: ffff9e018470f000
 2968 07:49:57.580714  # [   47.091534] FS:  00007ffbb15ac3c0(0000) GS:ffff9e01aac00000(0000) knlGS:0000000000000000
 2969 07:49:57.587810  # [   47.099610] CS:[   47.425905] lkdtm: Performing direct entry WARNING
 2970 07:49:57.590230    0010 DS: 0000 ES: 0000 CR0: 0000000080050033
 2971 07:49:57.596918  # [   47.105343] CR2: 00007ffbb137d000 CR3: 00000001027a8000 CR4: 00000000001506f0
 2972 07:49:57.600533  # [   47.112464] Call Trace:
 2973 07:49:57.604012  # [   47.114911]  direct_entry.cold+0x2c/0x38
 2974 07:49:57.606835  # [   47.118830]  full_proxy_write+0x56/0x80
 2975 07:49:57.613727  #[   47.438847] ------------[ cut here ]------------
 2976 07:49:57.616812   [   47.122662]  vfs_write+0xea/0x3a0
 2977 07:49:57.619773  # [   47.125970]  ksys_write+0x68/0xf0
 2978 07:49:57.623079  # [   47.129280]  do_syscall_64+0x33/0x40
 2979 07:49:57.629983  # [   47.132850]  entry_SYSCALL_64_after_hwframe+0x61/0xc6
 2980 07:49:57.633241  # [   47.137893] RIP: 0033:0x7ffbb148a8f3
 2981 07:49:57.643191  # [   47.141462] Code: 8b 15 a1[   47.465610] WARNING: CPU: 0 PID: 733 at drivers/misc/lkdtm/bugs.c:83 lkdtm_WARNING+0x13/0x20
 2982 07:49:57.659261   25 0e 00 f7 d8 64 89 02 48 c7 c0 ff ff ff ff eb b7 0f 1f 00 64 8b 04 25 18 00 00 00 85 c0 75 14 b8 01 00 00 00 0f 05 <48> 3d 00 f0 ff ff 77 55 c3 0f 1f 40 00 48 83 ec 28 48 89 54 24 18
 2983 07:49:57.679110  # [   47.160198] RSP: 002b:00007ffefa648f98 EFLAGS: 00000246 ORIG_RAX[   47.496229] Modules linked in: fuse ip_tables cros_ec_sysfs cros_ec_debugfs cros_ec_chardev cros_ec_lightbar cros_ec_dev cros_usbpd_notify
 2984 07:49:57.679198  : 0000000000000001
 2985 07:49:57.686462  # [   47.167754] RAX: ffffffffffffffda RBX: 0000000000000004 RCX: 00007ffbb148a8f3
 2986 07:49:57.695442  # [   47.174876] RDX: 0000000000000004 RSI: 00007ffbb137d000 RDI: 0000000000000001
 2987 07:49:57.709038  # [   47.181997] RBP: 00007ffbb137d000 R08: 00007ffbb137c010 R09: 00[   47.530813] CPU: 0 PID: 733 Comm: cat Tainted: G      D W         5.10.154-cip20 #1
 2988 07:49:57.709120  00000000000000
 2989 07:49:57.715232  # [   47.189117] R10: fffffffffffffbc5 R11: 0000000000000246 R12: 0000000000000001
 2990 07:49:57.725067  # [   47.196239] R13: 0000000000000001 R14: 0000000000020000 R15: 0000000000020000
 2991 07:49:57.735124  # [   47.203365] Modules linked in: fuse ip_tables cros_ec_sysfs cros_ec[   47.560661] Hardware name: Google Grunt/Grunt, BIOS  09/05/2019
 2992 07:49:57.741862  _debugfs cros_ec_chardev cros_ec_lightbar cros_ec_dev cros_usbpd_notify
 2993 07:49:57.748534  # [   47.215890] ---[ end trace 85b1dc041ea261d7 ]---
 2994 07:49:57.751557  # [   47.220544] RIP: 0010:lkdtm_BUG+0x5/0x10
 2995 07:49:57.761382  # [   47.224543] Code: 89 ff e8 6e a3 a3 ff 48 c7 c0 ea ff ff ff eb de 48 c7 c0 e[   47.588744] RIP: 0010:lkdtm_WARNING+0x13/0x20
 2996 07:49:57.774732  a ff ff ff e9 99 49 92 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 a0 06 94 02
 2997 07:49:57.781069  # [   47.243322] RSP: 0018:ffffbe0d408a7e60 EFLAGS: 00010282
 2998 07:49:57.804258  # [   47.248616] RAX: ffffffff944dff70 RBX: 0000000000000[   47.615366] 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 a0 06 94 02 01 75 05 e9 6d 49 92 00 <0f> 0b e9 66 49 92 00 66 0f 1f 44 00 00 0f 1f 44 00 00 8b 05 81 06
 2999 07:49:57.804346  001 RCX: 0000000000000000
 3000 07:49:57.814014  # [   47.255774] RDX: 0000000000000000 RSI: ffff9e01aac1bf70 RDI: ffffffff9519bd90
 3001 07:49:57.820812  # [   47.262936] RBP: ffffffff955e7408 R08: 0000000000000001 R09: 0000000000000001
 3002 07:49:57.831012  # [   47.270075] R10: 00000000ffffe000 R11: 3fffffffffffffff [   47.656204] RSP: 0018:ffffbe0d4090fe60 EFLAGS: 00010202
 3003 07:49:57.834066  R12: 0000000000000004
 3004 07:49:57.840877  # [   47.277224] R13: ffffbe0d408a7f10 R14: ffffbe0d408a7f10 R15: ffff9e018470f000
 3005 07:49:57.847021  # [   47.284372] FS:  00007ffbb15ac3c0(0000) GS:ffff9e01aac00000(0000) knlGS:0000000000000000
 3006 07:49:57.860568  # [   47.292453] CS:  0010 DS: 0000 ES: 0000 CR0: 0000[   47.683694] RAX: ffffffff944dff80 RBX: 0000000000000002 RCX: 0000000000000000
 3007 07:49:57.860654  000080050033
 3008 07:49:57.870264  # [   47.298191] CR2: 00007ffbb137d000 CR3: 00000001027a8000 CR4: 00000000001506f0
 3009 07:49:57.870350  # BUG: saw 'kernel BUG at': ok
 3010 07:49:57.873273  ok 2 selftests: lkdtm: BUG.sh
 3011 07:49:57.876845  # selftests: lkdtm: WARNING.sh
 3012 07:49:57.883277  [   47.712981] RDX: 0000000000000000 RSI: ffff9e01aac1bf70 RDI: ffffffff9519bda0
 3013 07:49:57.891381  [   47.736806] RBP: ffffffff9558bd67 R08: 0000000000000000 R09: 0000000000000000
 3014 07:49:57.900263  [   47.744000] R10: 00000000ffffe000 R11: 3fffffffffffffff R12: 0000000000000008
 3015 07:49:57.906182  [   47.751171] R13: ffffbe0d4090ff10 R14: ffffbe0d4090ff10 R15: ffff9e018474d000
 3016 07:49:57.912761  [   47.758335] FS:  00007f33fa98d580(0000) GS:ffff9e01aac00000(0000) knlGS:0000000000000000
 3017 07:49:57.919363  [   47.766462] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
 3018 07:49:57.926178  [   47.772243] CR2: 00007f33fa78d000 CR3: 0000000103f02000 CR4: 00000000001506f0
 3019 07:49:57.929190  [   47.779413] Call Trace:
 3020 07:49:57.932529  [   47.781917]  direct_entry.cold+0x2c/0x38
 3021 07:49:57.935648  [   47.785882]  full_proxy_write+0x56/0x80
 3022 07:49:57.939029  [   47.789776]  vfs_write+0xea/0x3a0
 3023 07:49:57.942187  [   47.793133]  ksys_write+0x68/0xf0
 3024 07:49:57.949233  [   47.796518]  do_syscall_64+0x33/0x40
 3025 07:49:57.952658  [   47.800169]  entry_SYSCALL_64_after_hwframe+0x61/0xc6
 3026 07:49:57.955340  [   47.805294] RIP: 0033:0x7f33fa89a8f3
 3027 07:49:57.975048  [   47.808918] Code: 8b 15 a1 25 0e 00 f7 d8 64 89 02 48 c7 c0 ff ff ff ff eb b7 0f 1f 00 64 8b 04 25 18 00 00 00 85 c0 75 14 b8 01 00 00 00 0f 05 <48> 3d 00 f0 ff ff 77 55 c3 0f 1f 40 00 48 83 ec 28 48 89 54 24 18
 3028 07:49:57.982226  [   47.827724] RSP: 002b:00007ffffcc2cfb8 EFLAGS: 00000246 ORIG_RAX: 0000000000000001
 3029 07:49:57.988746  [   47.835362] RAX: ffffffffffffffda RBX: 0000000000000008 RCX: 00007f33fa89a8f3
 3030 07:49:57.998297  [   47.842574] RDX: 0000000000000008 RSI: 00007f33fa78d000 RDI: 0000000000000001
 3031 07:49:58.004572  [   47.849761] RBP: 00007f33fa78d000 R08: 00007f33fa78c010 R09: 0000000000000000
 3032 07:49:58.011849  [   47.856954] R10: fffffffffffffbc5 R11: 0000000000000246 R12: 0000000000000001
 3033 07:49:58.018039  [   47.864151] R13: 0000000000000001 R14: 0000000000020000 R15: 0000000000020000
 3034 07:49:58.021682  [   47.871332] irq event stamp: 0
 3035 07:49:58.027687  [   47.874420] hardirqs last  enabled at (0): [<0000000000000000>] 0x0
 3036 07:49:58.037773  [   47.880723] hardirqs last disabled at (0): [<ffffffff93d00cf0>] copy_process+0x640/0x1c80
 3037 07:49:58.044160  [   47.888901] softirqs last  enabled at (0): [<ffffffff93d00cf0>] copy_process+0x640/0x1c80
 3038 07:49:58.050977  [   47.897067] softirqs last disabled at (0): [<0000000000000000>] 0x0
 3039 07:49:58.054083  [   47.903326] ---[ end trace 85b1dc041ea261d8 ]---
 3040 07:49:58.077389  # [   47.425905] lkdtm: Performing direct entry WARNING
 3041 07:49:58.080464  # [   47.438847] ------------[ cut here ]------------
 3042 07:49:58.090231  # [   47.465610] WARNING: CPU: 0 PID: 733 at drivers/misc/lkdtm/bugs.c:83 lkdtm_WARNING+0x13/0x20
 3043 07:49:58.103401  # [   47.496229] Modules linked in: fuse ip_tables cros_ec_sysfs cros_ec_debugfs cros_ec_chardev cros_ec_lightbar cros_ec_dev cros_usbpd_notify
 3044 07:49:58.110750  # [   47.530813] CPU: 0 PID: 733 Comm: cat Tainted: G      D W         5.10.154-cip20 #1
 3045 07:49:58.116584  # [   47.560661] Hardware name: Google Grunt/Grunt, BIOS  09/05/2019
 3046 07:49:58.120140  # [   47.588744] RIP: 0010:lkdtm_WARNING+0x13/0x20
 3047 07:49:58.139942  # [   47.615366] 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 a0 06 94 02 01 75 05 e9 6d 49 92 00 <0f> 0b e9 66 49 92 00 66 0f 1f 44 00 00 0f 1f 44 00 00 8b 05 81 06
 3048 07:49:58.146440  # [   47.656204] RSP: 0018:ffffbe0d4090fe60 EFLAGS: 00010202
 3049 07:49:58.152998  # [   47.683694] RAX: ffffffff944dff80 RBX: 0000000000000002 RCX: 0000000000000000
 3050 07:49:58.159608  # [   47.712981] RDX: 0000000000000000 RSI: ffff9e01aac1bf70 RDI: ffffffff9519bda0
 3051 07:49:58.172494  # [   47.736806] RBP: ffffffff9558bd67 R08: 0000000000000000 R09:[   48.017282] lkdtm: Performing direct entry WARNING_MESSAGE
 3052 07:49:58.172583   0000000000000000
 3053 07:49:58.179544  # [   47.744000] R10: 00000000ffffe000 R11: 3fffffffffffffff R12: 0000000000000008
 3054 07:49:58.185837  # [   47.751171] R13: ffffbe0d4090ff10 R14: ffffbe0d4090ff10 R15: ffff9e018474d000
 3055 07:49:58.189199  
 3056 07:49:58.198970  # [   47.758335] FS:  00007f33fa98d580(0000) GS:ffff9e01aac00000(0000[   48.023916] ------------[ cut here ]------------
 3057 07:49:58.199056  ) knlGS:0000000000000000
 3058 07:49:58.205425  # [   47.766462] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
 3059 07:49:58.212212  # [   47.772243] CR2: 00007f33fa78d000 CR3: 0000000103f02000 CR4: 00000000001506f0
 3060 07:49:58.215477  # [   47.779413] Call Trace:
 3061 07:49:58.218756  # [   47.781917]  direct_entry.cold+0x2c/0x38
 3062 07:49:58.225605  #[   48.050718] Warning message trigger count: 2
 3063 07:49:58.228658   [   47.785882]  full_proxy_write+0x56/0x80
 3064 07:49:58.231853  # [   47.789776]  vfs_write+0xea/0x3a0
 3065 07:49:58.235189  # [   47.793133]  ksys_write+0x68/0xf0
 3066 07:49:58.238547  # [   47.796518]  do_syscall_64+0x33/0x40
 3067 07:49:58.245135  # [   47.800169]  entry_SYSCALL_64_after_hwframe+0x61/0xc6
 3068 07:49:58.255039  # [   47.805294] RIP: 0033:0[   48.077236] WARNING: CPU: 0 PID: 768 at drivers/misc/lkdtm/bugs.c:88 lkdtm_WARNING_MESSAGE+0x20/0x30
 3069 07:49:58.258638  x7f33fa89a8f3
 3070 07:49:58.274718  # [   47.808918] Code: 8b 15 a1 25 0e 00 f7 d8 64 89 02 48 c7 c0 ff ff ff ff eb b7 0f 1f 00 64 8b 04 25 18 00 00 00 85 c0 75 14 b8 01 00 00 00 0f 05 <48> 3d 00 f0 ff ff 77 55 c3 0f 1f 40 00 48 83 ec 28 48 89 54 24 18
 3071 07:49:58.291748  # [   47.827724] RSP: 0[   48.108478] Modules linked in: fuse ip_tables cros_ec_sysfs cros_ec_debugfs cros_ec_chardev cros_ec_lightbar cros_ec_dev cros_usbpd_notify
 3072 07:49:58.295385  02b:00007ffffcc2cfb8 EFLAGS: 00000246 ORIG_RAX: 0000000000000001
 3073 07:49:58.298238  
 3074 07:49:58.305613  # [   47.835362] RAX: ffffffffffffffda RBX: 0000000000000008 RCX: 00007f33fa89a8f3
 3075 07:49:58.311497  # [   47.842574] RDX: 0000000000000008 RSI: 00007f33fa78d000 RDI: 0000000000000001
 3076 07:49:58.321101  # [   47.849761] RBP: [   48.143063] CPU: 0 PID: 768 Comm: cat Tainted: G      D W         5.10.154-cip20 #1
 3077 07:49:58.325007  00007f33fa78d000 R08: 00007f33fa78c010 R09: 0000000000000000
 3078 07:49:58.334164  # [   47.856954] R10: fffffffffffffbc5 R11: 0000000000000246 R12: 0000000000000001
 3079 07:49:58.340590  # [   47.864151] R13: 0000000000000001 R14: 0000000000020000 R15: 0000000000020000
 3080 07:49:58.347684  # [   47.871332] irq event[   48.172889] Hardware name: Google Grunt/Grunt, BIOS  09/05/2019
 3081 07:49:58.350505   stamp: 0
 3082 07:49:58.357516  # [   47.874420] hardirqs last  enabled at (0): [<0000000000000000>] 0x0
 3083 07:49:58.363601  # [   47.880723] hardirqs last disabled at (0): [<ffffffff93d00cf0>] copy_process+0x640/0x1c80
 3084 07:49:58.377176  # [   47.888901] softirqs last  enabled at (0): [<ffffffff93d00cf0>] copy_p[   48.201029] RIP: 0010:lkdtm_WARNING_MESSAGE+0x20/0x30
 3085 07:49:58.377273  rocess+0x640/0x1c80
 3086 07:49:58.383425  # [   47.897067] softirqs last disabled at (0): [<0000000000000000>] 0x0
 3087 07:49:58.389743  # [   47.903326] ---[ end trace 85b1dc041ea261d8 ]---
 3088 07:49:58.389831  # WARNING: saw 'WARNING:': ok
 3089 07:49:58.393186  ok 3 selftests: lkdtm: WARNING.sh
 3090 07:49:58.396413  # selftests: lkdtm: WARNING_MESSAGE.sh
 3091 07:49:58.416554  [   48.228345] Code: 66 49 92 00 66 0f 1f 44 00 00 0f 1f 44 00 00 8b 05 81 06 94 02 48 c7 c7 c8 c2 58 95 8d 70 01 89 35 71 06 94 02 e8 4b 48 66 00 <0f> 0b e9 39 49 92 00 66 0f 1f 84 00 00 00 00 00 0f 1f 44 00 00 c7
 3092 07:49:58.422766  [   48.269173] RSP: 0018:ffffbe0d40997e60 EFLAGS: 00010286
 3093 07:49:58.429377  [   48.274487] RAX: 0000000000000000 RBX: 0000000000000003 RCX: 0000000000000000
 3094 07:49:58.435788  [   48.281663] RDX: ffff9e01aac2c660 RSI: ffff9e01aac1bf70 RDI: ffff9e01aac1bf70
 3095 07:49:58.442671  [   48.288881] RBP: ffffffff9558bd6f R08: 0000000000000000 R09: 0000000000000000
 3096 07:49:58.449197  [   48.296043] R10: 00000000ffffe000 R11: 3fffffffffffffff R12: 0000000000000010
 3097 07:49:58.458957  [   48.303234] R13: ffffbe0d40997f10 R14: ffffbe0d40997f10 R15: ffff9e01848ca000
 3098 07:49:58.465806  [   48.310375] FS:  00007f24bb1dd580(0000) GS:ffff9e01aac00000(0000) knlGS:0000000000000000
 3099 07:49:58.472052  [   48.318492] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
 3100 07:49:58.478682  [   48.324253] CR2: 00007f24bafdd000 CR3: 00000001047ae000 CR4: 00000000001506f0
 3101 07:49:58.481826  [   48.331406] Call Trace:
 3102 07:49:58.485325  [   48.333883]  direct_entry.cold+0x2c/0x38
 3103 07:49:58.488578  [   48.337835]  full_proxy_write+0x56/0x80
 3104 07:49:58.491752  [   48.341694]  vfs_write+0xea/0x3a0
 3105 07:49:58.495111  [   48.345041]  ksys_write+0x68/0xf0
 3106 07:49:58.498295  [   48.348376]  do_syscall_64+0x33/0x40
 3107 07:49:58.505352  [   48.352022]  entry_SYSCALL_64_after_hwframe+0x61/0xc6
 3108 07:49:58.508015  [   48.357114] RIP: 0033:0x7f24bb0ea8f3
 3109 07:49:58.527768  [   48.360747] Code: 8b 15 a1 25 0e 00 f7 d8 64 89 02 48 c7 c0 ff ff ff ff eb b7 0f 1f 00 64 8b 04 25 18 00 00 00 85 c0 75 14 b8 01 00 00 00 0f 05 <48> 3d 00 f0 ff ff 77 55 c3 0f 1f 40 00 48 83 ec 28 48 89 54 24 18
 3110 07:49:58.534382  [   48.379605] RSP: 002b:00007ffc0a4890d8 EFLAGS: 00000246 ORIG_RAX: 0000000000000001
 3111 07:49:58.541297  [   48.387234] RAX: ffffffffffffffda RBX: 0000000000000010 RCX: 00007f24bb0ea8f3
 3112 07:49:58.547652  [   48.394415] RDX: 0000000000000010 RSI: 00007f24bafdd000 RDI: 0000000000000001
 3113 07:49:58.557848  [   48.401603] RBP: 00007f24bafdd000 R08: 00007f24bafdc010 R09: 0000000000000000
 3114 07:49:58.564250  [   48.408795] R10: fffffffffffffbc5 R11: 0000000000000246 R12: 0000000000000001
 3115 07:49:58.570638  [   48.415966] R13: 0000000000000001 R14: 0000000000020000 R15: 0000000000020000
 3116 07:49:58.573908  [   48.423149] irq event stamp: 0
 3117 07:49:58.580671  [   48.426271] hardirqs last  enabled at (0): [<0000000000000000>] 0x0
 3118 07:49:58.586908  [   48.432604] hardirqs last disabled at (0): [<ffffffff93d00cf0>] copy_process+0x640/0x1c80
 3119 07:49:58.596847  [   48.440814] softirqs last  enabled at (0): [<ffffffff93d00cf0>] copy_process+0x640/0x1c80
 3120 07:49:58.603283  [   48.449015] softirqs last disabled at (0): [<0000000000000000>] 0x0
 3121 07:49:58.607804  [   48.455290] ---[ end trace 85b1dc041ea261d9 ]---
 3122 07:49:58.628230  # [   48.017282] lkdtm: Performing direct entry WARNING_MESSAGE
 3123 07:49:58.634744  # [   48.023916] ------------[ cut here ]------------
 3124 07:49:58.637933  # [   48.050718] Warning message trigger count: 2
 3125 07:49:58.647713  # [   48.077236] WARNING: CPU: 0 PID: 768 at drivers/misc/lkdtm/bugs.c:88 lkdtm_WARNING_MESSAGE+0x20/0x30
 3126 07:49:58.660866  # [   48.108478] Modules linked in: fuse ip_tables cros_ec_sysfs cros_ec_debugfs cros_ec_chardev cros_ec_lightbar cros_ec_dev cros_usbpd_notify
 3127 07:49:58.667333  # [   48.143063] CPU: 0 PID: 768 Comm: cat Tainted: G      D W         5.10.154-cip20 #1
 3128 07:49:58.673975  # [   48.172889] Hardware name: Google Grunt/Grunt, BIOS  09/05/2019
 3129 07:49:58.677481  # [   48.201029] RIP: 0010:lkdtm_WARNING_MESSAGE+0x20/0x30
 3130 07:49:58.697524  # [   48.228345] Code: 66 49 92 00 66 0f 1f 44 00 00 0f 1f 44 00 00 8b 05 81 06 94 02 48 c7 c7 c8 c2 58 95 8d 70 01 89 35 71 06 94 02 e8 4b 48 66 00 <0f> 0b e9 39 49 92 00 66 0f 1f 84 00 00 00 00 00 0f 1f 44 00 00 c7
 3131 07:49:58.703918  # [   48.269173] RSP: 0018:ffffbe0d40997e60 EFLAGS: 00010286
 3132 07:49:58.710289  # [   48.274487] RAX: 0000000000000000 RBX: 0000000000000003 RCX: 0000000000000000
 3133 07:49:58.716905  # [   48.281663] RDX: ffff9e01aac2c660 RSI: ffff9e01aac1bf70 RDI: ffff9e01aac1bf70
 3134 07:49:58.723581  # [   48.288881] RBP: ffffffff9558bd6f R08: 0000000000000000 R09: 0000000000000000
 3135 07:49:58.733327  # [   48.296043] R10: 00000000ffffe000 R11: 3fffffffffffffff R12: 0000000000000010
 3136 07:49:58.739966  # [   48.303234] R13:[   48.565581] lkdtm: Performing direct entry EXCEPTION
 3137 07:49:58.742988   ffffbe0d40997f10 R14: ffffbe0d40997f10 R15: ffff9e01848ca000
 3138 07:49:58.753353  # [   48.310375] FS:  00007f24bb1dd580(0000) GS:ffff9e01aac00000(0000) knlGS:0000000000000000
 3139 07:49:58.759344  # [   48.318492] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
 3140 07:49:58.766904  # [   48.324253] CR2: 00007f24[   48.591461] BUG: kernel NULL pointer dereference, address: 0000000000000000
 3141 07:49:58.769537  
 3142 07:49:58.772812  bafdd000 CR3: 00000001047ae000 CR4: 00000000001506f0
 3143 07:49:58.776015  # [   48.331406] Call Trace:
 3144 07:49:58.779322  # [   48.333883]  direct_entry.cold+0x2c/0x38
 3145 07:49:58.783480  # [   48.337835]  full_proxy_write+0x56/0x80
 3146 07:49:58.786279  # [   48.341694]  vfs_write+0xea/0x3a0
 3147 07:49:58.789576  # [   48.345041]  ksys_write+0x68/0xf0
 3148 07:49:58.796214  [   48.620539] #PF: supervisor write access in kernel mode
 3149 07:49:58.799061  [   48.647938] #PF: error_code(0x0002) - not-present page
 3150 07:49:58.799141  
 3151 07:49:58.805606  # [   48.348376]  do_syscall_64+0x33/0x40
 3152 07:49:58.809019  # [   48.352022]  entry_SYSCALL_64_after_hwframe+0x61/0xc6
 3153 07:49:58.812425  # [   48.357114] RIP: 0033:0x7f24bb0ea8f3
 3154 07:49:58.825783  # [   48.360747] Code: 8b 15 a1 25 0e 00 f7 d8 64 89 02 48 c7 c0 ff ff ff ff eb b7 0f 1f 00 64 8b 04 25 18 00[   48.653069] PGD 0 P4D 0 
 3155 07:49:58.835483   0[0 00 85 c0 75 14 b8 01 00 00 00 0f 05 <48> 3d 00 f0 ff ff 77 55 c3 0f 1f 40 00 48 83 ec 28 48 89 54 24 18
 3156 07:49:58.842195  # [   48.379605] RSP: 002b:00007ffc0a4890d8 EFLAGS: 00000246 ORIG_RAX: 0000000000000001
 3157 07:49:58.851742  # [   48.387234] RAX: ffffffffffffffda RBX: 00000000000000   48.677782] Oops: 0002 [#2] SMP NOPTI
 3158 07:49:58.851828  10 RCX: 00007f24bb0ea8f3
 3159 07:49:58.861596  # [   48.394415] RDX: 0000000000000010 RSI: 00007f24bafdd000 RDI: 0000000000000001
 3160 07:49:58.868328  # [   48.401603] RBP: 00007f24bafdd000 R08: 00007f24bafdc010 R09: 0000000000000000
 3161 07:49:58.881788  # [   48.408795] R10: fffffffffffffbc5 R11: 0000000000000246 R[   48.703627] CPU: 0 PID: 800 Comm: cat Tainted: G      D W         5.10.154-cip20 #1
 3162 07:49:58.888416  [   48.733456] Hardware name: Google Grunt/Grunt, BIOS  09/05/2019
 3163 07:49:58.888501  12: 0000000000000001
 3164 07:49:58.894797  # [   48.415966] R13: 0000000000000001 R14: 0000000000020000 R15: 0000000000020000
 3165 07:49:58.897967  # [   48.423149] irq event stamp: 0
 3166 07:49:58.904899  # [   48.426271] hardirqs last  enabled at (0): [<0000000000000000>] 0x0
 3167 07:49:58.914609  # [   48.432604] hardirqs last disabled[   48.739372] RIP: 0010:lkdtm_EXCEPTION+0x5/0x20
 3168 07:49:58.918197   a[t (0): [<ffffffff93d00cf0>] copy_process+0x640/0x1c80
 3169 07:49:58.927766  # [   48.440814] softirqs last  enabled at (0): [<ffffffff93d00cf0>] copy_process+0x640/0x1c80
 3170 07:49:58.934400  # [   48.449015] softirqs last disabled at (0): [<0000000000000000>] 0x0
 3171 07:49:58.954056  # [   48.455290] ---[ end tra   48.765986] Code: 48 c7 c7 c8 c2 58 95 8d 70 01 89 35 71 06 94 02 e8 4b 48 66 00 0f 0b e9 39 49 92 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 1b 49 92 00 66 66 2e 0f 1f 84
 3172 07:49:58.957615  ce[ 85b1dc041ea261d9 ]---
 3173 07:49:58.961372  # WARNING_MESSAGE: saw 'message trigger': ok
 3174 07:49:58.963823  ok 4 selftests: lkdtm: WARNING_MESSAGE.sh
 3175 07:49:58.967418  # selftests: lkdtm: EXCEPTION.sh
 3176 07:49:58.974414     48.806910] RSP: 0018:ffffbe0d40a07e60 EFLAGS: 00010282
 3177 07:49:58.980559  [   48.825041] RAX: ffffffff944dffd0 RBX: 0000000000000004 RCX: 0000000000000000
 3178 07:49:58.987766  [   48.832162] RDX: 0000000000000000 RSI: ffff9e01aac1bf70 RDI: ffffffff9519bdc0
 3179 07:49:58.993763  [   48.839283] RBP: ffffffff954c1077 R08: 0000000000000000 R09: 0000000000000000
 3180 07:49:59.000022  [   48.846405] R10: 00000000ffffe000 R11: 3fffffffffffffff R12: 000000000000000a
 3181 07:49:59.007075  [   48.853525] R13: ffffbe0d40a07f10 R14: ffffbe0d40a07f10 R15: ffff9e0184ae7000
 3182 07:49:59.016902  [   48.860648] FS:  00007f6e621b5580(0000) GS:ffff9e01aac00000(0000) knlGS:0000000000000000
 3183 07:49:59.020076  [   48.868726] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
 3184 07:49:59.023592  
 3185 07:49:59.029934  [   48.874461] CR2: 0000000000000000 CR3: 0000000103e86000 CR4: 00000000001506f0
 3186 07:49:59.030019  [   48.881582] Call Trace:
 3187 07:49:59.036552  [   48.884030]  direct_entry.cold+0x2c/0x38
 3188 07:49:59.039614  [   48.887951]  full_proxy_write+0x56/0x80
 3189 07:49:59.043247  [   48.891784]  vfs_write+0xea/0x3a0
 3190 07:49:59.046721  [   48.895095]  ksys_write+0x68/0xf0
 3191 07:49:59.050586  [   48.898408]  do_syscall_64+0x33/0x40
 3192 07:49:59.053155  [   48.901979]  entry_SYSCALL_64_after_hwframe+0x61/0xc6
 3193 07:49:59.056353  [   48.907024] RIP: 0033:0x7f6e620c28f3
 3194 07:49:59.059575  
 3195 07:49:59.075883  [   48.910595] Code: 8b 15 a1 25 0e 00 f7 d8 64 89 02 48 c7 c0 ff ff ff ff eb b7 0f 1f 00 64 8b 04 25 18 00 00 00 85 c0 75 14 b8 01 00 00 00 0f 05 <48> 3d 00 f0 ff ff 77 55 c3 0f 1f 40 00 48 83 ec 28 48 89 54 24 18
 3196 07:49:59.082503  [   48.929333] RSP: 002b:00007ffc24c33e28 EFLAGS: 00000246 ORIG_RAX: 0000000000000001
 3197 07:49:59.092879  [   48.936888] RAX: ffffffffffffffda RBX: 000000000000000a RCX: 00007f6e620c28f3
 3198 07:49:59.099266  [   48.944009] RDX: 000000000000000a RSI: 00007f6e61fb5000 RDI: 0000000000000001
 3199 07:49:59.106075  [   48.951130] RBP: 00007f6e61fb5000 R08: 00007f6e61fb4010 R09: 0000000000000000
 3200 07:49:59.112236  [   48.958251] R10: fffffffffffffbc5 R11: 0000000000000246 R12: 0000000000000001
 3201 07:49:59.119318  [   48.965372] R13: 0000000000000001 R14: 0000000000020000 R15: 0000000000020000
 3202 07:49:59.132494  [   48.972498] Modules linked in: fuse ip_tables cros_ec_sysfs cros_ec_debugfs cros_ec_chardev cros_ec_lightbar cros_ec_dev cros_usbpd_notify
 3203 07:49:59.135438  [   48.984918] CR2: 0000000000000000
 3204 07:49:59.138904  [   48.988304] ---[ end trace 85b1dc041ea261da ]---
 3205 07:49:59.145391  [   48.992945] RIP: 0010:lkdtm_BUG+0x5/0x10
 3206 07:49:59.161582  [   48.996987] Code: 89 ff e8 6e a3 a3 ff 48 c7 c0 ea ff ff ff eb de 48 c7 c0 ea ff ff ff e9 99 49 92 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 a0 06 94 02
 3207 07:49:59.168586  [   49.015763] RSP: 0018:ffffbe0d408a7e60 EFLAGS: 00010282
 3208 07:49:59.175024  [   49.021068] RAX: ffffffff944dff70 RBX: 0000000000000001 RCX: 0000000000000000
 3209 07:49:59.181309  [   49.028248] RDX: 0000000000000000 RSI: ffff9e01aac1bf70 RDI: ffffffff9519bd90
 3210 07:49:59.191395  [   49.035415] RBP: ffffffff955e7408 R08: 0000000000000001 R09: 0000000000000001
 3211 07:49:59.198007  [   49.042585] R10: 00000000ffffe000 R11: 3fffffffffffffff R12: 0000000000000004
 3212 07:49:59.204821  [   49.049782] R13: ffffbe0d408a7f10 R14: ffffbe0d408a7f10 R15: ffff9e018470f000
 3213 07:49:59.210966  [   49.056962] FS:  00007f6e621b5580(0000) GS:ffff9e01aac00000(0000) knlGS:0000000000000000
 3214 07:49:59.218015  [   49.065079] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
 3215 07:49:59.224649  [   49.070835] CR2: 0000000000000000 CR3: 0000000103e86000 CR4: 00000000001506f0
 3216 07:49:59.602656  [   49.450490] lkdtm: Performing direct entry CORRUPT_LIST_ADD
 3217 07:49:59.602809  # Killed
 3218 07:49:59.610352  # [   48.565581] lkdtm: Performing direct entry EXCEPTION
 3219 07:49:59.616245  # [   48.591461] BUG: kernel NULL pointer dereference, address: 0000000000000000
 3220 07:49:59.622378  # [   48.620539] #PF: supervisor write access in kernel mode
 3221 07:49:59.629142  # [   48.647938] #PF: error_code(0x0002) - [   49.456072] lkdtm: attempting good list addition
 3222 07:49:59.632499  not-present page
 3223 07:49:59.635724  # [   48.653069] PGD 0 P4D 0 
 3224 07:49:59.638735  # [   48.677782] Oops: 0002 [#2] SMP NOPTI
 3225 07:49:59.645847  # [   48.703627] CPU: 0 PID: 800 Comm: cat Tainted: G      D W         5.10.154-cip20 #1
 3226 07:49:59.652090  # [   48.733456] Hardware name: Google Grunt/Grunt, BIOS  09/05/2019
 3227 07:49:59.658548  # [[   49.482876] lkdtm: attempting corrupted list addition
 3228 07:49:59.661948     48.739372] RIP: 0010:lkdtm_EXCEPTION+0x5/0x20
 3229 07:49:59.684825  # [   48.765986] Code: 48 c7 c7 c8 c2 58 95 8d 70 01 89 35 71 06 94 02 e8 4b 48 66 00 0f 0b e9 39 49 92 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 1b 49 92 00 66 66 2[   49.510118] lkdtm: list_add() corruption not detected!
 3230 07:49:59.684915  e 0f 1f 84
 3231 07:49:59.691498  # [   48.806910] RSP: 0018:ffffbe0d40a07e60 EFLAGS: 00010282
 3232 07:49:59.698118  # [   48.825041] RAX: ffffffff944dffd0 RBX: 0000000000000004 RCX: 0000000000000000
 3233 07:49:59.704597  # [   48.832162] RDX: 0000000000000000 RSI: ffff9e01aac1bf70 RDI: ffffffff9519bdc0
 3234 07:49:59.711505  # [   48.839283] RBP: ffffffff954c1077 R08: 0000000000000000 R09: 0000000000000000
 3235 07:49:59.721100  # [   48.846405] R10: 00000000ffffe000 R11: 3fffffffffffffff R12: 000000000000000a
 3236 07:49:59.728041  # [   48.853525] R13: ffffbe0d40a07f10 R14: ffffbe0d40a07f10 R15: ffff9e0184ae7000
 3237 07:49:59.734512  # [   48.860648] FS:  00007f6e621b5580(0000) GS:ffff9e01aac00000(0000) knlGS:0000000000000000
 3238 07:49:59.740948  # [   48.868726] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
 3239 07:49:59.747539  # [   48.874461] CR2: 0000000000000000 CR3: 0000000103e86000 CR4: 00000000001506f0
 3240 07:49:59.750806  # [   48.881582] Call Trace:
 3241 07:49:59.754238  # [   48.884030]  direct_entry.cold+0x2c/0x38
 3242 07:49:59.760626  # [   48.887951]  full_proxy_write+0x56/0x80
 3243 07:49:59.764177  # [   48.891784]  vfs_write+0xea/0x3a0
 3244 07:49:59.767773  # [   48.895095]  ksys_write+0x68/0xf0
 3245 07:49:59.770641  # [   48.898408]  do_syscall_64+0x33/0x40
 3246 07:49:59.774211  # [   48.901979]  entry_SYSCALL_64_after_hwframe+0x61/0xc6
 3247 07:49:59.780917  # [   48.907024] RIP: 0033:0x7f6e620c28f3
 3248 07:49:59.797083  # [   48.910595] Code: 8b 15 a1 25 0e 00 f7 d8 64 89 02 48 c7 c0 ff ff ff ff eb b7 0f 1f 00 64 8b 04 25 18 00 00 00 85 c0 75 14 b8 01 00 00 00 0f 05 <48> 3d 00 f0 ff ff 77 55 c3 0f 1f 40 00 48 83 ec 28 48 89 54 24 18
 3249 07:49:59.807081  # [   48.929333] RSP: 002b:00007ffc24c33e28 EFLAGS: 00000246 ORIG_RAX: 0000000000000001
 3250 07:49:59.813786  # [   48.936888] RAX: ffffffffffffffda RBX: 000000000000000a RCX: 00007f6e620c28f3
 3251 07:49:59.823300  # [   48.944009] RDX: 000000000000000a RSI: 00007f6e61f[   49.650084] lkdtm: Performing direct entry CORRUPT_LIST_DEL
 3252 07:49:59.826551  b5000 RDI: 0000000000000001
 3253 07:49:59.833883  # [   48.951130] RBP: 00007f6e61fb5000 R08: 00007f6e61fb4010 R09: 0000000000000000
 3254 07:49:59.839910  # [   48.958251] R10: fffffffffffffbc5 R11: 0000000000000246 R12: 0000000000000001
 3255 07:49:59.849586  # [   48.965372] R13: 0000000000000001 R14: 000000000002000[   49.676115] lkdtm: attempting good list removal
 3256 07:49:59.852800  0 R15: 0000000000020000
 3257 07:49:59.866149  # [   48.972498] Modules linked in: fuse ip_tables cros_ec_sysfs cros_ec_debugfs cros_ec_chardev cros_ec_lightbar cros_ec_dev cros_usbpd_notify
 3258 07:49:59.869721  # [   48.984918] CR2: 0000000000000000
 3259 07:49:59.876024  # [   48.988304] ---[ end trace 85b1dc041ea261[   49.702830] lkdtm: attempting corrupted list removal
 3260 07:49:59.879764  da ]---
 3261 07:49:59.882522  # [   48.992945] RIP: 0010:lkdtm_BUG+0x5/0x10
 3262 07:49:59.905751  # [   48.996987] Code: 89 ff e8 6e a3 a3 ff 48 c7 c0 ea ff ff ff eb de 48 c7 c0 ea ff ff ff e9 99 49 92 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 8[   49.729973] lkdtm: list_del() corruption not detected!
 3263 07:49:59.905842  3 05 a0 06 94 02
 3264 07:49:59.912433  # [   49.015763] RSP: 0018:ffffbe0d408a7e60 EFLAGS: 00010282
 3265 07:49:59.918881  # [   49.021068] RAX: ffffffff944dff70 RBX: 0000000000000001 RCX: 0000000000000000
 3266 07:49:59.925902  # [   49.028248] RDX: 0000000000000000 RSI: ffff9e01aac1bf70 RDI: ffffffff9519bd90
 3267 07:49:59.932010  # [   49.035415] RBP: ffffffff955e7408 R08: 0000000000000001 R09: 0000000000000001
 3268 07:49:59.941983  # [   49.042585] R10: 00000000ffffe000 R11: 3fffffffffffffff R12: 0000000000000004
 3269 07:49:59.948454  # [   49.049782] R13: ffffbe0d408a7f10 R14: ffffbe0d408a7f10 R15: ffff9e018470f000
 3270 07:49:59.955202  # [   49.056962] FS:  00007f6e621b5580(0000) GS:ffff9e01aac00000(0000) knlGS:0000000000000000
 3271 07:49:59.961968  # [   49.065079] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
 3272 07:49:59.968111  # [   49.070835] CR2: 0000000000000000 CR3: 0000000103e86000 CR4: 00000000001506f0
 3273 07:49:59.971399  # EXCEPTION: saw 'call trace:': ok
 3274 07:49:59.974773  ok 5 selftests: lkdtm: EXCEPTION.sh
 3275 07:49:59.978065  # selftests: lkdtm: LOOP.sh
 3276 07:49:59.981731  # Skipping LOOP: Hangs the system
 3277 07:49:59.985009  ok 6 selftests: lkdtm: LOOP.sh # SKIP
 3278 07:49:59.988115  # selftests: lkdtm: EXHAUST_STACK.sh
 3279 07:49:59.991588  # Skipping EXHAUST_STACK: Corrupts memory on failure
 3280 07:49:59.998283  ok 7 selftests: lkdtm: EXHAUST_STACK.sh # SKIP
 3281 07:50:00.001464  # selftests: lkdtm: CORRUPT_STACK.sh
 3282 07:50:00.004398  # Skipping CORRUPT_STACK: Crashes entire system on success
 3283 07:50:00.007575  ok 8 selftests: lkdtm: CORRUPT_STACK.sh # SKIP
 3284 07:50:00.014276  # selftests: lkdtm: CORRUPT_STACK_STRONG.sh
 3285 07:50:00.020790  # Skipping CORRUPT_STACK_S[   49.864205] lkdtm: Performing direct entry STACK_GUARD_PAGE_LEADING
 3286 07:50:00.024275  TRONG: Crashes entire system on success
 3287 07:50:00.031055  ok 9 selftests: lkdtm: CORRUPT_STACK_STRONG.sh # SKIP
 3288 07:50:00.034749  # selftests: lkdtm: CORRUPT_LIST_ADD.sh
 3289 07:50:00.040963  # [   49.450490] lkdtm: Performing direct entry CORRUPT_LIST_ADD
 3290 07:50:00.050970  # [   49.456072] lkdtm: attempting good list addition[   49.874473] lkdtm: attempting bad read from page below current stack
 3291 07:50:00.051057  
 3292 07:50:00.057763  # [   49.482876] lkdtm: attempting corrupted list addition
 3293 07:50:00.060826  # [   49.510118] lkdtm: list_add() corruption not detected!
 3294 07:50:00.067165  # CORRUPT_LIST_ADD: missing 'list_add corruption': [FAIL]
 3295 07:50:00.070703  not ok 10 selftests: lkdtm: CORRUPT_LIST_ADD.sh # exit=1
 3296 07:50:00.083740  # selftests: lkd[   49.902997] BUG: stack guard page was hit at 00000000fe95a5c6 (stack is 000000002ae32522..00000000be224148)
 3297 07:50:00.083826  tm: CORRUPT_LIST_DEL.sh
 3298 07:50:00.090428  # [   49.650084] lkdtm: Performing direct entry CORRUPT_LIST_DEL
 3299 07:50:00.094081  # [   49.676115] lkdtm: attempting good list removal
 3300 07:50:00.100139  # [   49.702830] lkdtm: attempting corrupted list removal
 3301 07:50:00.110099  # [   49.729973] lkdtm: list_del() corruption not de[   49.934892] kernel stack overflow (page fault): 0000 [#3] SMP NOPTI
 3302 07:50:00.110185  tected!
 3303 07:50:00.116455  # CORRUPT_LIST_DEL: missing 'list_del corruption': [FAIL]
 3304 07:50:00.123000  not ok 11 selftests: lkdtm: CORRUPT_LIST_DEL.sh # exit=1
 3305 07:50:00.126453  # selftests: lkdtm: STACK_GUARD_PAGE_LEADING.sh
 3306 07:50:00.132848  [   49.963332] CPU: 0 PID: 1025 Comm: cat Tainted: G      D W         5.10.154-cip20 #1
 3307 07:50:00.139792  [   49.986227] Hardware name: Google Grunt/Grunt, BIOS  09/05/2019
 3308 07:50:00.145956  [   49.992142] RIP: 0010:lkdtm_STACK_GUARD_PAGE_LEADING+0x27/0x3a
 3309 07:50:00.162733  [   49.997965] Code: 47 29 00 0f 1f 44 00 00 53 48 c7 c7 68 c6 58 95 50 65 48 8b 04 25 40 b0 01 00 48 8b 58 18 e8 2a a0 fd ff 48 c7 c7 a8 c6 58 95 <8a> 43 ff 88 44 24 07 0f b6 74 24 07 5a 5b e9 10 a0 fd ff 0f 1f 44
 3310 07:50:00.169095  [   50.016702] RSP: 0018:ffffbe0d40d0fe50 EFLAGS: 00010246
 3311 07:50:00.176051  [   50.021920] RAX: 0000000000000038 RBX: ffffbe0d40d0c000 RCX: 0000000000000000
 3312 07:50:00.182587  [   50.029041] RDX: 0000000000000000 RSI: ffff9e01aac1bf70 RDI: ffffffff9558c6a8
 3313 07:50:00.189392  [   50.036163] RBP: ffffffff9558bdd2 R08: 0000000000000000 R09: 0000000000000000
 3314 07:50:00.199198  [   50.043284] R10: 00000000ffffe000 R11: 3fffffffffffffff R12: 0000000000000019
 3315 07:50:00.205455  [   50.050406] R13: ffffbe0d40d0ff10 R14: ffffbe0d40d0ff10 R15: ffff9e0183f65000
 3316 07:50:00.212028  [   50.057527] FS:  00007feb56e70580(0000) GS:ffff9e01aac00000(0000) knlGS:0000000000000000
 3317 07:50:00.218790  [   50.065596] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
 3318 07:50:00.225060  [   50.071333] CR2: ffffbe0d40d0bfff CR3: 00000001035c2000 CR4: 00000000001506f0
 3319 07:50:00.228600  [   50.078453] Call Trace:
 3320 07:50:00.232275  [   50.080900]  ? lkdtm_CORRUPT_LIST_DEL+0xe0/0xe0
 3321 07:50:00.235620  [   50.085426]  direct_entry.cold+0x2c/0x38
 3322 07:50:00.242117  [   50.089345]  full_proxy_write+0x56/0x80
 3323 07:50:00.245181  [   50.093177]  vfs_write+0xea/0x3a0
 3324 07:50:00.248966  [   50.096487]  ksys_write+0x68/0xf0
 3325 07:50:00.251766  [   50.099799]  do_syscall_64+0x33/0x40
 3326 07:50:00.254958  [   50.103370]  entry_SYSCALL_64_after_hwframe+0x61/0xc6
 3327 07:50:00.258281  [   50.108415] RIP: 0033:0x7feb56d4a8f3
 3328 07:50:00.278289  [   50.111984] Code: 8b 15 a1 25 0e 00 f7 d8 64 89 02 48 c7 c0 ff ff ff ff eb b7 0f 1f 00 64 8b 04 25 18 00 00 00 85 c0 75 14 b8 01 00 00 00 0f 05 <48> 3d 00 f0 ff ff 77 55 c3 0f 1f 40 00 48 83 ec 28 48 89 54 24 18
 3329 07:50:00.284584  [   50.130721] RSP: 002b:00007ffff7126f68 EFLAGS: 00000246 ORIG_RAX: 0000000000000001
 3330 07:50:00.290930  [   50.138279] RAX: ffffffffffffffda RBX: 0000000000000019 RCX: 00007feb56d4a8f3
 3331 07:50:00.300995  [   50.145400] RDX: 0000000000000019 RSI: 00007feb56c3d000 RDI: 0000000000000001
 3332 07:50:00.307434  [   50.152522] RBP: 00007feb56c3d000 R08: 00007feb56c3c010 R09: 0000000000000000
 3333 07:50:00.315126  [   50.159645] R10: fffffffffffffbc5 R11: 0000000000000246 R12: 0000000000000001
 3334 07:50:00.320959  [   50.166767] R13: 0000000000000001 R14: 0000000000020000 R15: 0000000000020000
 3335 07:50:00.334018  [   50.173895] Modules linked in: fuse ip_tables cros_ec_sysfs cros_ec_debugfs cros_ec_chardev cros_ec_lightbar cros_ec_dev cros_usbpd_notify
 3336 07:50:00.337866  [   50.186316] ---[ end trace 85b1dc041ea261db ]---
 3337 07:50:00.340446  [   50.190928] RIP: 0010:lkdtm_BUG+0x5/0x10
 3338 07:50:00.360480  [   50.194844] Code: 89 ff e8 6e a3 a3 ff 48 c7 c0 ea ff ff ff eb de 48 c7 c0 ea ff ff ff e9 99 49 92 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 a0 06 94 02
 3339 07:50:00.367092  [   50.213580] RSP: 0018:ffffbe0d408a7e60 EFLAGS: 00010282
 3340 07:50:00.373369  [   50.218800] RAX: ffffffff944dff70 RBX: 0000000000000001 RCX: 0000000000000000
 3341 07:50:00.380460  [   50.225922] RDX: 0000000000000000 RSI: ffff9e01aac1bf70 RDI: ffffffff9519bd90
 3342 07:50:00.386924  [   50.233045] RBP: ffffffff955e7408 R08: 0000000000000001 R09: 0000000000000001
 3343 07:50:00.393151  [   50.240167] R10: 00000000ffffe000 R11: 3fffffffffffffff R12: 0000000000000004
 3344 07:50:00.403605  [   50.247290] R13: ffffbe0d408a7f10 R14: ffffbe0d408a7f10 R15: ffff9e018470f000
 3345 07:50:00.410067  [   50.254413] FS:  00007feb56e70580(0000) GS:ffff9e01aac00000(0000) knlGS:0000000000000000
 3346 07:50:00.416564  [   50.262488] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
 3347 07:50:00.423521  [   50.268224] CR2: ffffbe0d40d0bfff CR3: 00000001035c2000 CR4: 00000000001506f0
 3348 07:50:00.432896  [   50.275348] BUG: sleeping function called from invalid context at include/linux/percpu-rwsem.h:49
 3349 07:50:00.439741  [   50.284206] in_atomic(): 0, irqs_disabled(): 1, non_block: 0, pid: 1025, name: cat
 3350 07:50:00.443182  [   50.291762] INFO: lockdep is turned off.
 3351 07:50:00.446138  [   50.295676] irq event stamp: 0
 3352 07:50:00.452805  [   50.298725] hardirqs last  enabled at (0): [<0000000000000000>] 0x0
 3353 07:50:00.459349  [   50.304985] hardirqs last disabled at (0): [<ffffffff93d00cf0>] copy_process+0x640/0x1c80
 3354 07:50:00.469771  [   50.313149] softirqs last  enabled at (0): [<ffffffff93d00cf0>] copy_process+0x640/0x1c80
 3355 07:50:00.476134  [   50.321314] softirqs last disabled at (0): [<0000000000000000>] 0x0
 3356 07:50:00.482317  [   50.327572] CPU: 0 PID: 1025 Comm: cat Tainted: G      D W         5.10.154-cip20 #1
 3357 07:50:00.489017  [   50.335302] Hardware name: Google Grunt/Grunt, BIOS  09/05/2019
 3358 07:50:00.492397  [   50.341211] Call Trace:
 3359 07:50:00.495611  [   50.343657]  dump_stack+0x77/0x9b
 3360 07:50:00.498770  [   50.346970]  ___might_sleep.cold+0xa6/0xb6
 3361 07:50:00.502509  [   50.351063]  exit_signals+0x1c/0x2e0
 3362 07:50:00.505392  [   50.354633]  do_exit+0xd5/0xb00
 3363 07:50:00.508990  [   50.357771]  ? ksys_write+0x68/0xf0
 3364 07:50:00.511948  [   50.361258]  rewind_stack_do_exit+0x17/0x20
 3365 07:50:00.515097  [   50.365436] RIP: 0033:0x7feb56d4a8f3
 3366 07:50:00.535139  [   50.369006] Code: 8b 15 a1 25 0e 00 f7 d8 64 89 02 48 c7 c0 ff ff ff ff eb b7 0f 1f 00 64 8b 04 25 18 00 00 00 85 c0 75 14 b8 01 00 00 00 0f 05 <48> 3d 00 f0 ff ff 77 55 c3 0f 1f 40 00 48 83 ec 28 48 89 54 24 18
 3367 07:50:00.541836  [   50.387744] RSP: 002b:00007ffff7126f68 EFLAGS: 00000246 ORIG_RAX: 0000000000000001
 3368 07:50:00.548696  [   50.395302] RAX: ffffffffffffffda RBX: 0000000000000019 RCX: 00007feb56d4a8f3
 3369 07:50:00.558142  [   50.402425] RDX: 0000000000000019 RSI: 00007feb56c3d000 RDI: 0000000000000001
 3370 07:50:00.565007  [   50.409547] RBP: 00007feb56c3d000 R08: 00007feb56c3c010 R09: 0000000000000000
 3371 07:50:00.571392  [   50.416670] R10: fffffffffffffbc5 R11: 0000000000000246 R12: 0000000000000001
 3372 07:50:00.577586  [   50.423792] R13: 0000000000000001 R14: 0000000000020000 R15: 0000000000020000
 3373 07:50:00.695662  [   50.542849] lkdtm: Performing direct entry STACK_GUARD_PAGE_TRAILING
 3374 07:50:00.698901  # Segmentation fault
 3375 07:50:00.704931  # [   49.864205] lkdtm: Performing direct entry STACK_GUARD_PAGE_LEADING
 3376 07:50:00.712020  # [   49.874473] lkdtm: attempting bad read from page below current stack
 3377 07:50:00.725158  # [   49.902997] BUG: stack guard page was hit at 00000000fe95a5c6 (stack is 00000000[   50.549225] lkdtm: attempting bad read from page above current stack
 3378 07:50:00.728506  2ae32522..00000000be224148)
 3379 07:50:00.734979  # [   49.934892] kernel stack overflow (page fault): 0000 [#3] SMP NOPTI
 3380 07:50:00.741430  # [   49.963332] CPU: 0 PID: 1025 Comm: cat Tainted: G      D W         5.10.154-cip20 #1
 3381 07:50:00.757650  # [   49.986227] Hardware name: Google Grunt/Grunt, BIOS  09/0[   50.577750] BUG: stack guard page was hit at 000000006b6a682f (stack is 00000000659f8c75..00000000d54f5410)
 3382 07:50:00.757738  5/2019
 3383 07:50:00.764286  # [   49.992142] RIP: 0010:lkdtm_STACK_GUARD_PAGE_LEADING+0x27/0x3a
 3384 07:50:00.784346  # [   49.997965] Code: 47 29 00 0f 1f 44 00 00 53 48 c7 c7 68 c6 58 95 50 65 48 8b 04 25 40 b0 01 00 48 8b 58 18 e8 2a a0 fd ff 48 c7 c7 a8 c6 58 95 <8a> 43 ff 88 44 24 07 0f b6 7[   50.609648] kernel stack overflow (page fault): 0000 [#4] SMP NOPTI
 3385 07:50:00.787176  4 24 07 5a 5b e9 10 a0 fd ff 0f 1f 44
 3386 07:50:00.794375  # [   50.016702] RSP: 0018:ffffbe0d40d0fe50 EFLAGS: 00010246
 3387 07:50:00.800856  # [   50.021920] RAX: 0000000000000038 RBX: ffffbe0d40d0c000 RCX: 0000000000000000
 3388 07:50:00.813746  # [   50.029041] RDX: 0000000000000000 RSI: ffff9e01aac1bf70 RDI: fffff[   50.638087] CPU: 0 PID: 1058 Comm: cat Tainted: G      D W         5.10.154-cip20 #1
 3389 07:50:00.820557  [   50.667999] Hardware name: Google Grunt/Grunt, BIOS  09/05/2019
 3390 07:50:00.823529  fff9558c6a8
 3391 07:50:00.830210  # [   50.036163] RBP: ffffffff9558bdd2 R08: 0000000000000000 R09: 0000000000000000
 3392 07:50:00.836584  # [   50.043284] R10: 00000000ffffe000 R11: 3fffffffffffffff R12: 0000000000000019
 3393 07:50:00.850689  # [   50.050406] R13: ffffbe0d40d0ff10 R14: ffffbe0d40d0ff10 R15: ffff9e018[   50.673914] RIP: 0010:lkdtm_STACK_GUARD_PAGE_TRAILING+0x27/0x3d
 3394 07:50:00.850776  3f65000
 3395 07:50:00.860115  # [   50.057527] FS:  00007feb56e70580(0000) GS:ffff9e01aac00000(0000) knlGS:0000000000000000
 3396 07:50:00.863096  # [   50.065596] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
 3397 07:50:00.873338  # [   50.071333] CR2: ffffbe0d40d0bfff CR3: 00000001035c2000 CR4: 00000000001506f0
 3398 07:50:00.889526  [   50.702000] Code: a0 fd ff 0f 1f 44 00 00 53 48 c7 c7 e0 c6 58 95 50 65 48 8b 04 25 40 b0 01 00 48 8b 58 18 e8 f0 9f fd ff 48 c7 c7 20 c7 58 95 <8a> 83 00 40 00 00 88 44 24 07 0f b6 74 24 07 5a 5b e9 d3 9f fd ff
 3399 07:50:00.892719  # [   50.078453] Call Trace:
 3400 07:50:00.896197  # [   50.080900]  ? lkdtm_CORRUPT_LIST_DEL+0xe0/0xe0
 3401 07:50:00.902736  # [   50.085426]  direct_entry.cold+0x2c/0x38
 3402 07:50:00.906271  # [   50.089345]  full_proxy_write+0x56/0x80
 3403 07:50:00.909341  # [   50.093177]  vfs_write+0xea/0x3a0
 3404 07:50:00.912897  # [   50.096487]  ksys_write+0x68/0xf0
 3405 07:50:00.919113  [   50.742921] RSP: 0018:ffffbe0d40d7fe50 EFLAGS: 00010246
 3406 07:50:00.925560  [   50.770325] RAX: 0000000000000038 RBX: ffffbe0d40d7c000 RCX: 0000000000000000
 3407 07:50:00.925646  
 3408 07:50:00.929286  # [   50.099799]  do_syscall_64+0x33/0x40
 3409 07:50:00.932336  # [   50.103370]  entry_SYSCALL_64_after_hwframe+0x61/0xc6
 3410 07:50:00.938855  # [   50.108415] RIP: 0033:0x7feb56d4a8f3
 3411 07:50:00.955830  # [   50.111984] Code: 8b 15 a1 25 0e 00 f7 d8 64 89 02 48 c7 c0 ff ff ff ff eb b7 0f 1f 00 64 8b 04 25 18 00[   50.777447] RDX: 0000000000000000 RSI: ffff9e01aac1bf70 RDI: ffffffff9558c720
 3412 07:50:00.962413  [   50.806752] RBP: ffffffff9558bdeb R08: 0000000000000000 R09: 0000000000000000
 3413 07:50:00.971951   00 00 85 c0 75 14 b8 01 00 00 00 0f 05 <48> 3d 00 f0 ff ff 77 55 c3 0f 1f 40 00 48 83 ec 28 48 89 54 24 18
 3414 07:50:00.978686  # [   50.130721] RSP: 002b:00007ffff7126f68 EFLAGS: 00000246 ORIG_RAX: 0000000000000001
 3415 07:50:00.992162  # [   50.138279] RAX: ffffffffffffffda RBX: 00000000000000[   50.813875] R10: 00000000ffffe000 R11: 3fffffffffffffff R12: 000000000000001a
 3416 07:50:00.998671  [   50.843180] R13: ffffbe0d40d7ff10 R14: ffffbe0d40d7ff10 R15: ffff9e0183f02000
 3417 07:50:00.998757  19 RCX: 00007feb56d4a8f3
 3418 07:50:01.001263  
 3419 07:50:01.008152  # [   50.145400] RDX: 0000000000000019 RSI: 00007feb56c3d000 RDI: 0000000000000001
 3420 07:50:01.014713  # [   50.152522] RBP: 00007feb56c3d000 R08: 00007feb56c3c010 R09: 0000000000000000
 3421 07:50:01.027946  # [   50.159645] R10: fffffffffffffbc5 R11: 0000000000000246 R[   50.850303] FS:  00007fc3b9836580(0000) GS:ffff9e01aac00000(0000) knlGS:0000000000000000
 3422 07:50:01.034554  [   50.880562] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
 3423 07:50:01.034639  12: 0000000000000001
 3424 07:50:01.044263  # [   50.166767] R13: 0000000000000001 R14: 0000000000020000 R15: 0000000000020000
 3425 07:50:01.054242  # [   50.173895] Modules linked in: fuse ip_tables cros_ec_sysfs cros_ec_debugfs cros_ec_chardev cros_ec_lightbar cros_ec_dev cros_usbpd_notify
 3426 07:50:01.063871  # [  [   50.886298] CR2: ffffbe0d40d80000 CR3: 000000010359e000 CR4: 00000000001506f0
 3427 07:50:01.063958  [   50.915603] Call Trace:
 3428 07:50:01.070849   50.186316] ---[ end trace 85b1dc041ea261db ]---
 3429 07:50:01.074054  # [   50.190928] RIP: 0010:lkdtm_BUG+0x5/0x10
 3430 07:50:01.093648  # [   50.194844] Code: 89 ff e8 6e a3 a3 ff 48 c7 c0 ea ff ff ff eb de 48 c7 c0 ea ff ff ff e9 99 49 92 00 48 c7 c0 f4 ff ff ff eb c9 0f 1f 44 00 00 <0f> 0b 66[   50.918051]  ? lkdtm_STACK_GUARD_PAGE_LEADING+0x3a/0x3a
 3431 07:50:01.097015   0f 1f 84 00 00 00 00 00 0f 1f 44 00 00 83 05 a0 06 94 02
 3432 07:50:01.103767  # [   50.213580] RSP: 0018:ffffbe0d408a7e60 EFLAGS: 00010282
 3433 07:50:01.110065  # [   50.218800] RAX: ffffffff944dff70 RBX: 0000000000000001 RCX: 0000000000000000
 3434 07:50:01.119942  # [   50.225922] RDX: 0000000000000000 RSI: ffff9e0[   50.945448]  direct_entry.cold+0x2c/0x38
 3435 07:50:01.123630  1aac1bf70 RDI: ffffffff9519bd90
 3436 07:50:01.129720  # [   50.233045] RBP: ffffffff955e7408 R08: 0000000000000001 R09: 0000000000000001
 3437 07:50:01.136496  # [   50.240167] R10: 00000000ffffe000 R11: 3fffffffffffffff R12: 0000000000000004
 3438 07:50:01.146387  # [   50.247290] R13: ffffbe0d408a7f10 R14: ffffbe0d408[   50.971551]  full_proxy_write+0x56/0x80
 3439 07:50:01.146473  a7f10 R15: ffff9e018470f000
 3440 07:50:01.156589  # [   50.254413] FS:  00007feb56e70580(0000) GS:ffff9e01aac00000(0000) knlGS:0000000000000000
 3441 07:50:01.162584  # [   50.262488] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
 3442 07:50:01.169163  # [   50.268224] CR2: ffffbe0d40d0bfff CR3: 00000001035c2000 CR4[   50.997566]  vfs_write+0xea/0x3a0
 3443 07:50:01.173218  : 00000000001506f0
 3444 07:50:01.182484  # [   50.275348] BUG: sleeping function called from invalid context at include/linux/percpu-rwsem.h:49
 3445 07:50:01.189015  # [   50.284206] in_atomic(): 0, irqs_disabled(): 1, non_block: 0, pid: 1025, name: cat
 3446 07:50:01.195936  # [   50.291762] INFO: lockdep is turned of[   51.023062]  ksys_write+0x68/0xf0
 3447 07:50:01.196022  f.
 3448 07:50:01.199063  # [   50.295676] irq event stamp: 0
 3449 07:50:01.205422  # [   50.298725] hardirqs last  enabled at (0): [<0000000000000000>] 0x0
 3450 07:50:01.215343  # [   50.304985] hardirqs last disabled at (0): [<ffffffff93d00cf0>] copy_process+0x640/0x1c80
 3451 07:50:01.222146  # [   50.313149] softirqs last  enabled at (0[   51.048558]  do_syscall_64+0x33/0x40
 3452 07:50:01.225398  ): [<ffffffff93d00cf0>] copy_process+0x640/0x1c80
 3453 07:50:01.232490  # [   50.321314] softirqs last disabled at (0): [<0000000000000000>] 0x0
 3454 07:50:01.242755  # [   50.327572] CPU: 0 PID: 1025 Comm: cat Tainted: G      D W         5.10.154-cip20 #1
 3455 07:50:01.248840  # [   50.335302] Hardware name: Google G[   51.074315]  entry_SYSCALL_64_after_hwframe+0x61/0xc6
 3456 07:50:01.252117  runt/Grunt, BIOS  09/05/2019
 3457 07:50:01.255229  # [   50.341211] Call Trace:
 3458 07:50:01.258460  # [   50.343657]  dump_stack+0x77/0x9b
 3459 07:50:01.262210  # [   50.346970]  ___might_sleep.cold+0xa6/0xb6
 3460 07:50:01.265087  # [   50.351063]  exit_signals+0x1c/0x2e0
 3461 07:50:01.268362  # [   50.354633]  do_exit+0xd5/0xb00
 3462 07:50:01.274850  # [   50.357771]  ? ksys_w[   51.101545] RIP: 0033:0x7fc3b97128f3
 3463 07:50:01.274978  ri[te+0x68/0xf0
 3464 07:50:01.281672  # [   50.361258]  rewind_stack_do_exit+0x17/0x20
 3465 07:50:01.284868  # [   50.365436] RIP: 0033:0x7feb56d4a8f3
 3466 07:50:01.315547  # [   50.369006] Code: 8b 15 a1 25 0e 00 f7 d8 64 89 02 48 c7 c0 ff ff ff ff eb b7 0f 1f 00 64 8b 04 25 18 00 00 00 85 c0 75 14 b8 01 00 00 00 0f 0   51.127300] Code: 8b 15 a1 25 0e 00 f7 d8 64 89 02 48 c7 c0 ff ff ff ff eb b7 0f 1f 00 64 8b 04 25 18 00 00 00 85 c0 75 14 b8 01 00 00 00 0f 05 <48> 3d 00 f0 ff ff 77 55 c3 0f 1f 40 00 48 83 ec 28 48 89 54 24 18
 3467 07:50:01.321576  5 [<48> 3d 00 f0 ff ff 77 55 c3 0f 1f 40 00 48 83 ec 28 48 89 54 24 18
 3468 07:50:01.331500  # [   50.387744] RSP: 002b:00007ffff7126f68 EFLAGS: 00000246 ORIG_RAX: 0000000000000001
 3469 07:50:01.337992  # [   50.395302] RAX: ffffffffffffffda RBX: 0000000000000019 RCX: 00007feb56d4a8f3
 3470 07:50:01.344441  # [   50.402   51.168223] RSP: 002b:00007ffeffbb15b8 EFLAGS: 00000246 ORIG_RAX: 0000000000000001
 3471 07:50:01.354370  [   51.197968] RAX: ffffffffffffffda RBX: 000000000000001a RCX: 00007fc3b97128f3
 3472 07:50:01.357447  425] RDX: 0000000000000019 RSI: 00007feb56c3d000 RDI: 0000000000000001
 3473 07:50:01.367106  # [   50.409547] RBP: 00007feb56c3d000 R08: 00007feb56c3c010 R09: 0000000000000000
 3474 07:50:01.373806  # [   50.416670] R10: fffffffffffffbc5 R11: 0000000000000246 R12: 0000000000000001
 3475 07:50:01.380454  # [   50.423792][   51.205090] RDX: 000000000000001a RSI: 00007fc3b9605000 RDI: 0000000000000001
 3476 07:50:01.390344  [   51.234394] RBP: 00007fc3b9605000 R08: 00007fc3b9604010 R09: 0000000000000000
 3477 07:50:01.394063   R13: 0000000000000001 R14: 0000000000020000 R15: 0000000000020000
 3478 07:50:01.400129  # STACK_GUARD_PAGE_LEADING: saw 'call trace:': ok
 3479 07:50:01.403257  ok 12 selftests: lkdtm: STACK_GUARD_PAGE_LEADING.sh
 3480 07:50:01.406652  # selftests: lkdtm: STACK_GUARD_PAGE_TRAILING.sh
 3481 07:50:01.416569  [   51.241516] R10: fffffffffffffbc5 R11: 0000000000000246 R12: 0000000000000001
 3482 07:50:01.423090  [   51.267876] R13: 0000000000000001 R14: 0000000000020000 R15: 0000000000020000
 3483 07:50:01.436425  [   51.275002] Modules linked in: fuse ip_tables cros_ec_sysfs cros_ec_debugfs cros_ec_chardev cros_ec_lightbar cros_ec_dev cros_usbpd_notify
 3484 07:50:01.439637  [   51.287424] ---[ end trace 85b1dc041ea261dc ]---
 3485 07:50:01.442847  [   51.292037] RIP: 0010:lkdtm_BUG+0x5/0x10
 3486 07:50:01.463118  [   51.295953] Code: 89 ff e8 6e a3 a3 ff 48 c7 c0 ea ff ff ff eb de 48 c7 c0 ea ff ff ff e9 99 49 92 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 a0 06 94 02
 3487 07:50:01.466206  [   51.314688] RSP: 0018:ffffbe0d408a7e60 EFLAGS: 00010282
 3488 07:50:01.475730  [   51.319907] RAX: ffffffff944dff70 RBX: 0000000000000001 RCX: 0000000000000000
 3489 07:50:01.482887  [   51.327029] RDX: 0000000000000000 RSI: ffff9e01aac1bf70 RDI: ffffffff9519bd90
 3490 07:50:01.489079  [   51.334149] RBP: ffffffff955e7408 R08: 0000000000000001 R09: 0000000000000001
 3491 07:50:01.495407  [   51.341271] R10: 00000000ffffe000 R11: 3fffffffffffffff R12: 0000000000000004
 3492 07:50:01.502324  [   51.348392] R13: ffffbe0d408a7f10 R14: ffffbe0d408a7f10 R15: ffff9e018470f000
 3493 07:50:01.512076  [   51.355514] FS:  00007fc3b9836580(0000) GS:ffff9e01aac00000(0000) knlGS:0000000000000000
 3494 07:50:01.515571  [   51.363591] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
 3495 07:50:01.525445  [   51.369326] CR2: ffffbe0d40d80000 CR3: 000000010359e000 CR4: 00000000001506f0
 3496 07:50:01.532158  [   51.376450] BUG: sleeping function called from invalid context at include/linux/percpu-rwsem.h:49
 3497 07:50:01.542991  [   51.385307] in_atomic(): 0, irqs_disabled(): 1, non_block: 0, pid: 1058, name: cat
 3498 07:50:01.545378  [   51.392862] INFO: lockdep is turned off.
 3499 07:50:01.548981  [   51.396778] irq event stamp: 0
 3500 07:50:01.555539  [   51.399828] hardirqs last  enabled at (0): [<0000000000000000>] 0x0
 3501 07:50:01.562138  [   51.406088] hardirqs last disabled at (0): [<ffffffff93d00cf0>] copy_process+0x640/0x1c80
 3502 07:50:01.571494  [   51.414252] softirqs last  enabled at (0): [<ffffffff93d00cf0>] copy_process+0x640/0x1c80
 3503 07:50:01.575041  [   51.422414] softirqs last disabled at (0): [<0000000000000000>] 0x0
 3504 07:50:01.584568  [   51.428669] CPU: 0 PID: 1058 Comm: cat Tainted: G      D W         5.10.154-cip20 #1
 3505 07:50:01.591113  [   51.436400] Hardware name: Google Grunt/Grunt, BIOS  09/05/2019
 3506 07:50:01.591422  [   51.442308] Call Trace:
 3507 07:50:01.594418  [   51.444754]  dump_stack+0x77/0x9b
 3508 07:50:01.601362  [   51.448065]  ___might_sleep.cold+0xa6/0xb6
 3509 07:50:01.604334  [   51.452157]  exit_signals+0x1c/0x2e0
 3510 07:50:01.607705  [   51.455728]  do_exit+0xd5/0xb00
 3511 07:50:01.611037  [   51.458866]  ? ksys_write+0x68/0xf0
 3512 07:50:01.614921  [   51.462354]  rewind_stack_do_exit+0x17/0x20
 3513 07:50:01.617600  [   51.466530] RIP: 0033:0x7fc3b97128f3
 3514 07:50:01.637755  [   51.470099] Code: 8b 15 a1 25 0e 00 f7 d8 64 89 02 48 c7 c0 ff ff ff ff eb b7 0f 1f 00 64 8b 04 25 18 00 00 00 85 c0 75 14 b8 01 00 00 00 0f 05 <48> 3d 00 f0 ff ff 77 55 c3 0f 1f 40 00 48 83 ec 28 48 89 54 24 18
 3515 07:50:01.644533  [   51.488836] RSP: 002b:00007ffeffbb15b8 EFLAGS: 00000246 ORIG_RAX: 0000000000000001
 3516 07:50:01.650464  [   51.496395] RAX: ffffffffffffffda RBX: 000000000000001a RCX: 00007fc3b97128f3
 3517 07:50:01.657532  [   51.503517] RDX: 000000000000001a RSI: 00007fc3b9605000 RDI: 0000000000000001
 3518 07:50:01.663867  [   51.510638] RBP: 00007fc3b9605000 R08: 00007fc3b9604010 R09: 0000000000000000
 3519 07:50:01.673435  [   51.517759] R10: fffffffffffffbc5 R11: 0000000000000246 R12: 0000000000000001
 3520 07:50:01.680265  [   51.524880] R13: 0000000000000001 R14: 0000000000020000 R15: 0000000000020000
 3521 07:50:01.845061  [   51.692932] lkdtm: Performing direct entry UNSET_SMEP
 3522 07:50:01.848786  # Segmentation fault
 3523 07:50:01.855083  # [   50.542849] lkdtm: Performing direct entry STACK_GUARD_PAGE_TRAILING
 3524 07:50:01.861977  # [   50.549225] lkdtm: attempting bad read from page above current stack
 3525 07:50:01.871724  # [   50.577750] BUG: stack guard page was hit at 000000006b6a682f (stack is 0000000[   51.697996] lkdtm: trying to clear SMEP normally
 3526 07:50:01.874814  0659f8c75..00000000d54f5410)
 3527 07:50:01.881658  # [   50.609648] kernel stack overflow (page fault): 0000 [#4] SMP NOPTI
 3528 07:50:01.888238  # [   50.638087] CPU: 0 PID: 1058 Comm: cat Tainted: G      D W         5.10.154-cip20 #1
 3529 07:50:01.898106  # [   50.667999] Hardware name: Google Grunt/Grunt, BIOS  09/[   51.724813] ------------[ cut here ]------------
 3530 07:50:01.901111  05/2019
 3531 07:50:01.904862  # [   50.673914] RIP: 0010:lkdtm_STACK_GUARD_PAGE_TRAILING+0x27/0x3d
 3532 07:50:01.924472  # [   50.702000] Code: a0 fd ff 0f 1f 44 00 00 53 48 c7 c7 e0 c6 58 95 50 65 48 8b 04 25 40 b0 01 00 48 8b 58 18 e8 f0 9f fd ff 48 c7 c7 20 c7 58 95 <8a> 83 00 40 00 00 88 44 24[   51.751618] pinned CR4 bits changed: 0x100000!?
 3533 07:50:01.927593   07 0f b6 74 24 07 5a 5b e9 d3 9f fd ff
 3534 07:50:01.934492  # [   50.742921] RSP: 0018:ffffbe0d40d7fe50 EFLAGS: 00010246
 3535 07:50:01.940900  # [   50.770325] RAX: 0000000000000038 RBX: ffffbe0d40d7c000 RCX: 0000000000000000
 3536 07:50:01.957329  # [   50.777447] RDX: 0000000000000000 RSI: ffff9e01aac1bf70 RDI: fff[   51.778376] WARNING: CPU: 0 PID: 1094 at arch/x86/kernel/cpu/common.c:392 native_write_cr4+0x45/0x60
 3537 07:50:01.957421  fffff9558c720
 3538 07:50:01.963984  # [   50.806752] RBP: ffffffff9558bdeb R08: 0000000000000000 R09: 0000000000000000
 3539 07:50:01.967543  
 3540 07:50:01.973665  # [   50.813875] R10: 00000000ffffe000 R11: 3fffffffffffffff R12: 000000000000001a
 3541 07:50:01.990172  # [   50.843180] R13: ffffbe0d40d7ff10 R14: ffffbe0d40d7ff10 R15: ffff9e0[   51.809629] Modules linked in: fuse ip_tables cros_ec_sysfs cros_ec_debugfs cros_ec_chardev cros_ec_lightbar cros_ec_dev cros_usbpd_notify
 3542 07:50:01.993307  183f02000
 3543 07:50:01.999941  # [   50.850303] FS:  00007fc3b9836580(0000) GS:ffff9e01aac00000(0000) knlGS:0000000000000000
 3544 07:50:02.006729  # [   50.880562] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
 3545 07:50:02.019890  # [   50.886298] CR2: ffffbe0d40d80000 CR3: 000000010359e000 CR4: 00000000001506f0[   51.844335] CPU: 0 PID: 1094 Comm: cat Tainted: G      D W         5.10.154-cip20 #1
 3546 07:50:02.023460  
 3547 07:50:02.023538  
 3548 07:50:02.023603  # [   50.915603] Call Trace:
 3549 07:50:02.029746  # [   50.918051]  ? lkdtm_STACK_GUARD_PAGE_LEADING+0x3a/0x3a
 3550 07:50:02.032954  # [   50.945448]  direct_entry.cold+0x2c/0x38
 3551 07:50:02.036466  # [   50.971551]  full_proxy_write+0x56/0x80
 3552 07:50:02.039427  # [   50.997566]  vfs_write+0xea/0x3a0
 3553 07:50:02.050155  # [   51.023062]  ksys_write+[   51.874204] Hardware name: Google Grunt/Grunt, BIOS  09/05/2019
 3554 07:50:02.050236  0x68/0xf0
 3555 07:50:02.052901  # [   51.048558]  do_syscall_64+0x33/0x40
 3556 07:50:02.059285  # [   51.074315]  entry_SYSCALL_64_after_hwframe+0x61/0xc6
 3557 07:50:02.062404  # [   51.101545] RIP: 0033:0x7fc3b97128f3
 3558 07:50:02.075909  # [   51.127300] Code: 8b 15 a1 25 0e 00 f7 d8 64 89 02 48 c7 c0 ff ff ff ff eb b7 0f 1f 00 64 8b 0[   51.902291] RIP: 0010:native_write_cr4+0x45/0x60
 3559 07:50:02.085581  4 25 18 00 00 00 85 c0 75 14 b8 01 00 00 00 0f 05 <48> 3d 00 f0 ff ff 77 55 c3 0f 1f 40 00 48 83 ec 28 48 89 54 24 18
 3560 07:50:02.095793  # [   51.168223] RSP: 002b:00007ffeffbb15b8 EFLAGS: 00000246 ORIG_RAX: 0000000000000001
 3561 07:50:02.118872  # [   51.197968] RAX: ffffffffffffffda RBX: 0000[   51.929089] Code: 39 c2 75 2d 48 85 f6 75 05 e9 97 fd 13 01 80 3d 04 a1 e3 01 00 75 f2 48 c7 c7 d0 b0 4c 95 c6 05 f4 a0 e3 01 01 e8 86 fc e7 00 <0f> 0b e9 74 fd 13 01 48 89 d6 48 81 e7 ff f7 ce ff 48 31 c6 48 09
 3562 07:50:02.118960  00000000001a RCX: 00007fc3b97128f3
 3563 07:50:02.121822  
 3564 07:50:02.128544  # [   51.205090] RDX: 000000000000001a RSI: 00007fc3b9605000 RDI: 0000000000000001
 3565 07:50:02.135322  # [   51.234394] RBP: 00007fc3b9605000 R08: 00007fc3b9604010 R09: 0000000000000000
 3566 07:50:02.145286  # [   51.241516] R10: fffffffffffffbc5 R11: 00000000[   51.969991] RSP: 0018:ffffbe0d40dffe48 EFLAGS: 00010286
 3567 07:50:02.148360  00000246 R12: 0000000000000001
 3568 07:50:02.154991  # [   51.267876] R13: 0000000000000001 R14: 0000000000020000 R15: 0000000000020000
 3569 07:50:02.174567  # [   51.275002] Modules linked in: fuse ip_tables cros_ec_sysfs cros_ec_debugfs cros_ec_chardev cros_ec_lightbar cros_ec_dev cros_usbpd_not[   51.997388] RAX: 0000000000000000 RBX: 00000000000506f0 RCX: 0000000000000000
 3570 07:50:02.174665  ify
 3571 07:50:02.177880  # [   51.287424] ---[ end trace 85b1dc041ea261dc ]---
 3572 07:50:02.184546  # [   51.292037] RIP: 0010:lkdtm_BUG+0x5/0x10
 3573 07:50:02.204404  # [   51.295953] Code: 89 ff e8 6e a3 a3 ff 48 c7 c0 ea ff ff ff eb de 48 c7 c0 ea ff ff ff e9 99 49 92 00 48 c7 c0 f4 ff ff ff eb c9 0f 1f 44 00 00 [   52.026682] RDX: ffff9e01aac2c660 RSI: ffff9e01aac1bf70 RDI: ffff9e01aac1bf70
 3574 07:50:02.207317  <0f> 0b 66 0f 1f 84 00 00 00 00 00 0f 1f 44 00 00 83 05 a0 06 94 02
 3575 07:50:02.210840  
 3576 07:50:02.214329  # [   51.314688] RSP: 0018:ffffbe0d408a7e60 EFLAGS: 00010282
 3577 07:50:02.221080  # [   51.319907] RAX: ffffffff944dff70 RBX: 0000000000000001 RCX: 0000000000000000
 3578 07:50:02.233770  # [   51.327029] RDX: 0000000000000000 RS[   52.055996] RBP: ffffffff9558be05 R08: 0000000000000000 R09: 0000000000000000
 3579 07:50:02.236828  I: ffff9e01aac1bf70 RDI: ffffffff9519bd90
 3580 07:50:02.244014  # [   51.334149] RBP: ffffffff955e7408 R08: 0000000000000001 R09: 0000000000000001
 3581 07:50:02.249984  # [   51.341271] R10: 00000000ffffe000 R11: 3fffffffffffffff R12: 0000000000000004
 3582 07:50:02.263545  # [   51.348392] R13: ffffbe0d408a7f10 R14: f[   52.085307] R10: 00000000ffffe000 R11: 3fffffffffffffff R12: 000000000000000b
 3583 07:50:02.266552  fffbe0d408a7f10 R15: ffff9e018470f000
 3584 07:50:02.273393  # [   51.355514] FS:  00007fc3b9836580(0000) GS:ffff9e01aac00000(0000) knlGS:0000000000000000
 3585 07:50:02.279740  # [   51.363591] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
 3586 07:50:02.289622  # [   51.369326] CR2: ffffbe0d40d80000 CR3: 0000000103[   52.114611] R13: ffffbe0d40dfff10 R14: ffffbe0d40dfff10 R15: ffff9e0184835000
 3587 07:50:02.293011  59e000 CR4: 00000000001506f0
 3588 07:50:02.302689  # [   51.376450] BUG: sleeping function called from invalid context at include/linux/percpu-rwsem.h:49
 3589 07:50:02.309267  # [   51.385307] in_atomic(): 0, irqs_disabled(): 1, non_block: 0, pid: 1058, name: cat
 3590 07:50:02.322604  # [   51.392862] INFO: lockdep i[   52.143936] FS:  00007fd1d1fe6580(0000) GS:ffff9e01aac00000(0000) knlGS:0000000000000000
 3591 07:50:02.326085  s [   52.174100] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
 3592 07:50:02.329224  turned off.
 3593 07:50:02.335649  [   52.180019] CR2: 00007fd1d1db5000 CR3: 000000010362c000 CR4: 00000000001506f0
 3594 07:50:02.338763  # [   51.396778] irq event stamp: 0
 3595 07:50:02.345449  # [   51.399828] hardirqs last  enabled at (0): [<0000000000000000>] 0x0
 3596 07:50:02.351915  # [   51.406088] hardirqs last disabled at (0): [<ffffffff93d00cf0>] copy_process+0x640/0x1c80
 3597 07:50:02.358890  # [   51.414252] softirqs last  enabled at (0): [[   52.188266] Call Trace:
 3598 07:50:02.365031  <ffffffff93d00cf0>] copy_process+0x640/0x1c80
 3599 07:50:02.372019  # [   51.422414] softirqs last disabled at (0): [<0000000000000000>] 0x0
 3600 07:50:02.378283  # [   51.428669] CPU: 0 PID: 1058 Comm: cat Tainted: G      D W         5.10.154-cip20 #1
 3601 07:50:02.388035  # [   51.436400] Hardware name: Google Grunt[   52.212913]  lkdtm_UNSET_SMEP.cold+0x1d/0x103
 3602 07:50:02.388123  /Grunt, BIOS  09/05/2019
 3603 07:50:02.391098  # [   51.442308] Call Trace:
 3604 07:50:02.394449  # [   51.444754]  dump_stack+0x77/0x9b
 3605 07:50:02.398448  # [   51.448065]  ___might_sleep.cold+0xa6/0xb6
 3606 07:50:02.404969  # [   51.452157]  exit_signals+0x1c/0x2e0
 3607 07:50:02.408215  # [   51.455728]  do_exit+0xd5/0xb00
 3608 07:50:02.414434  # [   51.458866]  ? ksys_write[   52.239443]  direct_entry.cold+0x2c/0x38
 3609 07:50:02.414521  +0x68/0xf0
 3610 07:50:02.417586  # [   51.462354]  rewind_stack_do_exit+0x17/0x20
 3611 07:50:02.421001  # [   51.466530] RIP: 0033:0x7fc3b97128f3
 3612 07:50:02.437761  # [   51.470099] Code: 8b 15 a1 25 0e 00 f7 d8 64 89 02 48 c7 c0 ff ff ff ff eb b7 0f 1f 00 64 8b 04 25 18 00 00 00 85 c0 75 14 b8 01 00 00 00 0f 05 <4[   52.265563]  full_proxy_write+0x56/0x80
 3613 07:50:02.447282  8> 3d 00 f0 ff ff 77 55 c3 0f 1f 40 00 48 83 ec 28 48 89 54 24 18[   52.291576]  vfs_write+0xea/0x3a0
 3614 07:50:02.447380  
 3615 07:50:02.457137  # [   51.488836] RSP: 002b:00007ffeffbb15b8 EFLAGS: 00000246 ORIG_RAX: 0000000000000001
 3616 07:50:02.463593  # [   51.496395] RAX: ffffffffffffffda RBX: 000000000000001a RCX: 00007fc3b97128f3
 3617 07:50:02.473612  # [   51.503517] RDX: 000000000000001a RSI: 00007fc3b9605000 RDI: 000000000000000[   52.300544]  ksys_write+0x68/0xf0
 3618 07:50:02.473707  1
 3619 07:50:02.480291  # [   51.510638] RBP: 00007fc3b9605000 R08: 00007fc3b9604010 R09: 0000000000000000
 3620 07:50:02.487096  # [   51.517759] R10: fffffffffffffbc5 R11: 0000000000000246 R12: 0000000000000001
 3621 07:50:02.497117  # [   51.524880] R13: 0000000000000001 R14: 0000000000020000 R15: 0000000000020000
 3622 07:50:02.499951  #[   52.326009]  do_syscall_64+0x33/0x40
 3623 07:50:02.503639   STACK_GUARD_PAGE_TRAILING: saw 'call trace:': ok
 3624 07:50:02.507156  ok 13 selftests: lkdtm: STACK_GUARD_PAGE_TRAILING.sh
 3625 07:50:02.509756  # selftests: lkdtm: UNSET_SMEP.sh
 3626 07:50:02.516584  [   52.351775]  entry_SYSCALL_64_after_hwframe+0x61/0xc6
 3627 07:50:02.519678  [   52.368944] RIP: 0033:0x7fd1d1ec28f3
 3628 07:50:02.539776  [   52.372577] Code: 8b 15 a1 25 0e 00 f7 d8 64 89 02 48 c7 c0 ff ff ff ff eb b7 0f 1f 00 64 8b 04 25 18 00 00 00 85 c0 75 14 b8 01 00 00 00 0f 05 <48> 3d 00 f0 ff ff 77 55 c3 0f 1f 40 00 48 83 ec 28 48 89 54 24 18
 3629 07:50:02.546033  [   52.391395] RSP: 002b:00007fff6b254318 EFLAGS: 00000246 ORIG_RAX: 0000000000000001
 3630 07:50:02.552668  [   52.399022] RAX: ffffffffffffffda RBX: 000000000000000b RCX: 00007fd1d1ec28f3
 3631 07:50:02.559211  [   52.406260] RDX: 000000000000000b RSI: 00007fd1d1db5000 RDI: 0000000000000001
 3632 07:50:02.569531  [   52.413440] RBP: 00007fd1d1db5000 R08: 00007fd1d1db4010 R09: 0000000000000000
 3633 07:50:02.575610  [   52.420616] R10: fffffffffffffbc5 R11: 0000000000000246 R12: 0000000000000001
 3634 07:50:02.582129  [   52.427815] R13: 0000000000000001 R14: 0000000000020000 R15: 0000000000020000
 3635 07:50:02.585497  [   52.435015] irq event stamp: 0
 3636 07:50:02.592250  [   52.438136] hardirqs last  enabled at (0): [<0000000000000000>] 0x0
 3637 07:50:02.598611  [   52.444458] hardirqs last disabled at (0): [<ffffffff93d00cf0>] copy_process+0x640/0x1c80
 3638 07:50:02.608620  [   52.452728] softirqs last  enabled at (0): [<ffffffff93d00cf0>] copy_process+0x640/0x1c80
 3639 07:50:02.615140  [   52.460942] softirqs last disabled at (0): [<0000000000000000>] 0x0
 3640 07:50:02.618594  [   52.467223] ---[ end trace 85b1dc041ea261dd ]---
 3641 07:50:02.624995  [   52.471901] lkdtm: ok: SMEP did not get cleared
 3642 07:50:02.628785  [   52.476471] lkdtm: trying to clear SMEP with call gadget
 3643 07:50:02.634953  [   52.481853] lkdtm: ok: SMEP removal was reverted
 3644 07:50:02.687404  # [   51.692932] lkdtm: Performing direct entry UNSET_SMEP
 3645 07:50:02.690754  # [   51.697996] lkdtm: trying to clear SMEP normally
 3646 07:50:02.694007  
 3647 07:50:02.697402  # [   51.724813] ------------[ cut here ]------------
 3648 07:50:02.700573  # [   51.751618] pinned CR4 bits changed: 0x100000!?
 3649 07:50:02.710778  # [   51.778376] WARNING: CPU: 0 PID: 1094 at arch/x86/kernel/cpu/common.c:392 native_write_cr4+0x45/0x60
 3650 07:50:02.723632  # [   51.809629] Modules linked in: fuse ip_tables cros_ec_sysfs cros_ec_debugfs cros_ec_chardev cros_ec_lightbar cros_ec_dev cros_usbpd_notify
 3651 07:50:02.730622  # [   51.844335] CPU: 0 PID: 1094 Comm: cat Tainted: G      D W         5.10.154-cip20 #1
 3652 07:50:02.736942  # [   51.874204] Hardware name: Google Grunt/Grunt, BIOS  09/05/2019
 3653 07:50:02.743485  # [   51.902291] RIP: 0010:native_write_cr4+0x45/0x60
 3654 07:50:02.760002  # [   51.929089] Code: 39 c2 75 2d 48 85 f6 75 05 e9 97 fd 13 01 80 3d 04 a1 e3 01 00 75 f2 48 c7 c7 d0 b0 4c 95 c6 05 f4 a0 e3 01 01 e8 86 fc e7 00 <0f> 0b e9 74 fd 13 01 48 89 d6 48 81 e7 ff f7 ce ff 48 31 c6 48 09
 3655 07:50:02.766544  # [   51.969991] RSP: 0018:ffffbe0d40dffe48 EFLAGS: 00010286
 3656 07:50:02.773313  # [   51.997388] RAX: 0000000000000000 RBX: 00000000000506f0 RCX: 0000000000000000
 3657 07:50:02.783302  # [   52.026682] RDX: ffff9e[   52.625245] lkdtm: Performing direct entry DOUBLE_FAULT
 3658 07:50:02.786451  01aac2c660 RSI: ffff9e01aac1bf70 RDI: ffff9e01aac1bf70
 3659 07:50:02.793203  # [   52.055996] RBP: ffffffff9558be05 R08: 0000000000000000 R09: 0000000000000000
 3660 07:50:02.799588  # [   52.085307] R10: 00000000ffffe000 R11: 3fffffffffffffff R12: 000000000000000b
 3661 07:50:02.809598  # [   52.114611] R13: ffffbe0d40[   52.634433] lkdtm: XFAIL: this test is ia32-only
 3662 07:50:02.813134  dfff10 R14: ffffbe0d40dfff10 R15: ffff9e0184835000
 3663 07:50:02.822587  # [   52.143936] FS:  00007fd1d1fe6580(0000) GS:ffff9e01aac00000(0000) knlGS:0000000000000000
 3664 07:50:02.826394  # [   52.174100] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
 3665 07:50:02.835990  # [   52.180019] CR2: 00007fd1d1db5000 CR3: 000000010362c000 CR4: 00000000001506f0
 3666 07:50:02.836078  # [   52.188266] Call Trace:
 3667 07:50:02.842336  # [   52.212913]  lkdtm_UNSET_SMEP.cold+0x1d/0x103
 3668 07:50:02.845757  # [   52.239443]  direct_entry.cold+0x2c/0x38
 3669 07:50:02.849107  # [   52.265563]  full_proxy_write+0x56/0x80
 3670 07:50:02.852293  # [   52.291576]  vfs_write+0xea/0x3a0
 3671 07:50:02.855615  # [   52.300544]  ksys_write+0x68/0xf0
 3672 07:50:02.858947  # [   52.326009]  do_syscall_64+0x33/0x40
 3673 07:50:02.865249  # [   52.351775]  entry_SYSCALL_64_after_hwframe+0x61/0xc6
 3674 07:50:02.868467  # [   52.368944] RIP: 0033:0x7fd1d1ec28f3
 3675 07:50:02.888637  # [   52.372577] Code: 8b 15 a1 25 0e 00 f7 d8 64 89 02 48 c7 c0 ff ff ff ff eb b7 0f 1f 00 64 8b 04 25 18 00 00 00 85 c0 75 14 b8 01 00 00 00 0f 05 <48> 3d 00 f0 ff ff 77 55 c3 0f 1f 40 00 48 83 ec 28 48 89 54 24 18
 3676 07:50:02.894877  # [   52.391395] RSP: 002b:00007fff6b254318 EFLAGS: 00000246 ORIG_RAX: 0000000000000001
 3677 07:50:02.901871  # [   52.399022] RAX: ffffffffffffffda RBX: 000000000000000b RCX: 00007fd1d1ec28f3
 3678 07:50:02.911374  # [   52.406260] RDX: 000000000000000b RSI: 00007fd1d1db5000 RDI: 0000000000000001
 3679 07:50:02.917942  # [   52.413440] RBP: 00007fd1d1db5000 R08: 00007fd1d1db4010 R09: 0000000000000000
 3680 07:50:02.924464  # [   52.420616] R10:[   52.762123] lkdtm: Performing direct entry CORRUPT_PAC
 3681 07:50:02.931545   fffffffffffffbc5 R11: 0000000000000246 R12: 0000000000000001
 3682 07:50:02.937956  # [   52.427815] R13: 0000000000000001 R14: 0000000000020000 R15: 0000000000020000
 3683 07:50:02.941200  # [   52.435015] irq event stamp: 0
 3684 07:50:02.951134  # [   52.438136] hardirqs last  enabled at (0): [<0000000000000000>] 0x0[   52.777302] lkdtm: XFAIL: this test is arm64-only
 3685 07:50:02.951223  
 3686 07:50:02.960988  # [   52.444458] hardirqs last disabled at (0): [<ffffffff93d00cf0>] copy_process+0x640/0x1c80
 3687 07:50:02.967403  # [   52.452728] softirqs last  enabled at (0): [<ffffffff93d00cf0>] copy_process+0x640/0x1c80
 3688 07:50:02.974350  # [   52.460942] softirqs last disabled at (0): [<0000000000000000>] 0x0
 3689 07:50:02.980631  # [   52.467223] ---[ end trace 85b1dc041ea261dd ]---
 3690 07:50:02.984723  # [   52.471901] lkdtm: ok: SMEP did not get cleared
 3691 07:50:02.990745  # [   52.476471] lkdtm: trying to clear SMEP with call gadget
 3692 07:50:02.993634  # [   52.481853] lkdtm: ok: SMEP removal was reverted
 3693 07:50:02.996862  # UNSET_SMEP: saw 'pinned CR4 bits changed:': ok
 3694 07:50:03.001015  ok 14 selftests: lkdtm: UNSET_SMEP.sh
 3695 07:50:03.003699  
 3696 07:50:03.003774  # selftests: lkdtm: DOUBLE_FAULT.sh
 3697 07:50:03.010436  # [   52.625245] lkdtm: Performing direct entry DOUBLE_FAULT
 3698 07:50:03.016667  # [   52.634433] lkdtm: XFAIL: this test is ia32-only
 3699 07:50:03.019977  # DOUBLE_FAULT: saw 'XFAIL': [SKIP]
 3700 07:50:03.023406  ok 15 selftests: lkdtm: DOUBLE_FAULT.sh # SKIP
 3701 07:50:03.027224  # selftests: lkdtm: CORRUPT_PAC.sh
 3702 07:50:03.029906  # [   52.762123] lkdtm: Performing direct entry CORRUPT_PAC
 3703 07:50:03.037134  # [   52.777302] lkdtm: XFAIL: this test is arm64-only
 3704 07:50:03.040042  # CORRUPT_PAC: saw 'XFAIL': [SKIP]
 3705 07:50:03.043584  ok 16 selftests: lkdtm: CORRUPT_PAC.sh # SKIP
 3706 07:50:03.046527  # selftests: lkdtm: UNALIGNED_LOAD_STORE_WRITE.sh
 3707 07:50:03.058710  [   52.906201] lkdtm: Performing direct entry UNALIGNED_LOAD_STORE_WRITE
 3708 07:50:03.065302  [   52.912653] lkdtm: XFAIL: arch has CONFIG_HAVE_EFFICIENT_UNALIGNED_ACCESS
 3709 07:50:03.095728  # [   52.906201] lkdtm: Performing direct entry UNALIGNED_LOAD_STORE_WRITE
 3710 07:50:03.105877  # [   52.912653] lkdtm: XFAIL: arch has CONFIG_HAVE_EFFICIENT_UNALIGNED_ACCESS
 3711 07:50:03.109391  # UNALIGNED_LOAD_STORE_WRITE: saw 'XFAIL': [SKIP]
 3712 07:50:03.115557  ok 17 selftests: lkdtm: UNALIGNED_LOAD_STORE_WRITE.sh # SKIP
 3713 07:50:03.119127  # selftests: lkdtm: OVERWRITE_ALLOCATION.sh
 3714 07:50:03.166711  # Skipping OVERWRITE_ALLOCATION: Corrupts memory on failure
 3715 07:50:03.173673  ok 18 selftests: lkdtm: OVERWRITE_ALLOCATION.sh # SKIP
 3716 07:50:03.176841  # selftests: lkdtm: WRITE_AFTER_FREE.sh
 3717 07:50:03.219729  # Skipping WRITE_AFTER_FREE: Corrupts memory on failure
 3718 07:50:03.223055  ok 19 selftests: lkdtm: WRITE_AFTER_FREE.sh # SKIP
 3719 07:50:03.226312  # selftests: lkdtm: READ_AFTER_FREE.sh
 3720 07:50:03.298002  [   53.145786] lkdtm: Performing direct entry READ_AFTER_FREE
 3721 07:50:03.304791  [   53.151317] lkdtm: Value in memory before free: 12345678
 3722 07:50:03.308296  [   53.156662] lkdtm: Attempting bad read from freed memory
 3723 07:50:03.314479  [   53.161980] lkdtm: Memory was not poisoned
 3724 07:50:03.333100  # [   53.145786] lkdtm: Performing direct entry READ_AFTER_FREE
 3725 07:50:03.339666  # [   53.151317] lkdtm: Value in memory before free: 12345678
 3726 07:50:03.342569  # [   53.156662] lkdtm: Attempting bad read from freed memory
 3727 07:50:03.345763  
 3728 07:50:03.349369  # [   53.161980] lkdtm: Memory was not poisoned
 3729 07:50:03.352275  # READ_AFTER_FREE: missing 'call trace:': [FAIL]
 3730 07:50:03.359048  not ok 20 selftests: lkdtm: READ_AFTER_FREE.sh # exit=1
 3731 07:50:03.362215  # selftests: lkdtm: WRITE_BUDDY_AFTER_FREE.sh
 3732 07:50:03.399915  # Skipping WRITE_BUDDY_AFTER_FREE: Corrupts memory on failure
 3733 07:50:03.406455  ok 21 selftests: lkdtm: WRITE_BUDDY_AFTER_FREE.sh # SKIP
 3734 07:50:03.409539  # selftests: lkdtm: READ_BUDDY_AFTER_FREE.sh
 3735 07:50:03.476335  [   53.323502] lkdtm: Performing direct entry READ_BUDDY_AFTER_FREE
 3736 07:50:03.482237  [   53.329536] lkdtm: Value in memory before free: 12345678
 3737 07:50:03.489132  [   53.334882] lkdtm: Attempting to read from freed memory
 3738 07:50:03.492082  [   53.340108] lkdtm: Buddy page was not poisoned
 3739 07:50:03.510864  # [   53.323502] lkdtm: Performing direct entry READ_BUDDY_AFTER_FREE
 3740 07:50:03.517379  # [   53.329536] lkdtm: Value in memory before free: 12345678
 3741 07:50:03.523940  # [   53.334882] lkdtm: Attempting to read from freed memory
 3742 07:50:03.527250  # [   53.340108] lkdtm: Buddy page was not poisoned
 3743 07:50:03.530542  # READ_BUDDY_AFTER_FREE: missing 'call trace:': [FAIL]
 3744 07:50:03.533886  
 3745 07:50:03.537091  not ok 22 selftests: lkdtm: READ_BUDDY_AFTER_FREE.sh # exit=1
 3746 07:50:03.540679  # selftests: lkdtm: SLAB_FREE_DOUBLE.sh
 3747 07:50:03.602482  [   53.450126] lkdtm: Performing direct entry SLAB_FREE_DOUBLE
 3748 07:50:03.609839  [   53.455720] lkdtm: Attempting double slab free ...
 3749 07:50:03.638666  # [   53.450126] lkdtm: Performing direct entry SLAB_FREE_DOUBLE
 3750 07:50:03.645444  # [   53.455720] lkdtm: Attempting double slab free ...
 3751 07:50:03.648348  # SLAB_FREE_DOUBLE: missing 'call trace:': [FAIL]
 3752 07:50:03.655346  not ok 23 selftests: lkdtm: SLAB_FREE_DOUBLE.sh # exit=1
 3753 07:50:03.658283  # selftests: lkdtm: SLAB_FREE_CROSS.sh
 3754 07:50:03.724212  [   53.571754] lkdtm: Performing direct entry SLAB_FREE_CROSS
 3755 07:50:03.730457  [   53.577263] lkdtm: Attempting cross-cache slab free ...
 3756 07:50:03.748760  # [   53.571754] lkdtm: Performing direct entry SLAB_FREE_CROSS
 3757 07:50:03.754599  # [   53.577263] lkdtm: Attempting cross-cache slab free ...
 3758 07:50:03.757842  # SLAB_FREE_CROSS: missing 'call trace:': [FAIL]
 3759 07:50:03.764460  not ok 24 selftests: lkdtm: SLAB_FREE_CROSS.sh # exit=1
 3760 07:50:03.767986  # selftests: lkdtm: SLAB_FREE_PAGE.sh
 3761 07:50:03.824847  [   53.672119] lkdtm: Performing direct entry SLAB_FREE_PAGE
 3762 07:50:03.830819  [   53.677533] lkdtm: Attempting non-Slab slab free ...
 3763 07:50:03.848321  # [   53.672119] lkdtm: Performing direct entry SLAB_FREE_PAGE
 3764 07:50:03.854933  # [   53.677533] lkdtm: Attempting non-Slab slab free ...
 3765 07:50:03.858166  # SLAB_FREE_PAGE: missing 'call trace:': [FAIL]
 3766 07:50:03.861923  not ok 25 selftests: lkdtm: SLAB_FREE_PAGE.sh # exit=1
 3767 07:50:03.864679  # selftests: lkdtm: SOFTLOCKUP.sh
 3768 07:50:03.914453  # Skipping SOFTLOCKUP: Hangs the system
 3769 07:50:03.917215  ok 26 selftests: lkdtm: SOFTLOCKUP.sh # SKIP
 3770 07:50:03.920464  # selftests: lkdtm: HARDLOCKUP.sh
 3771 07:50:03.962917  # Skipping HARDLOCKUP: Hangs the system
 3772 07:50:03.965920  ok 27 selftests: lkdtm: HARDLOCKUP.sh # SKIP
 3773 07:50:03.969323  # selftests: lkdtm: SPINLOCKUP.sh
 3774 07:50:04.012101  # Skipping SPINLOCKUP: Hangs the system
 3775 07:50:04.015189  ok 28 selftests: lkdtm: SPINLOCKUP.sh # SKIP
 3776 07:50:04.018982  # selftests: lkdtm: HUNG_TASK.sh
 3777 07:50:04.062626  # Skipping HUNG_TASK: Hangs the system
 3778 07:50:04.065680  ok 29 selftests: lkdtm: HUNG_TASK.sh # SKIP
 3779 07:50:04.069419  # selftests: lkdtm: EXEC_DATA.sh
 3780 07:50:04.132231  [   53.979893] lkdtm: Performing direct entry EXEC_DATA
 3781 07:50:04.138672  [   53.984879] lkdtm: attempting ok execution at ffffffff944e0340
 3782 07:50:04.145159  [   53.990751] lkdtm: attempting bad execution at ffffffff96e20660
 3783 07:50:04.151530  [   53.996703] kernel tried to execute NX-protected page - exploit attempt? (uid: 0)
 3784 07:50:04.158571  [   54.004175] BUG: unable to handle page fault for address: ffffffff96e20660
 3785 07:50:04.164948  [   54.011038] #PF: supervisor instruction fetch in kernel mode
 3786 07:50:04.168504  [   54.016687] #PF: error_code(0x0011) - permissions violation
 3787 07:50:04.175320  [   54.022250] PGD 123229067 P4D 123229067 PUD 12322a063 PMD 80000001248001e3 
 3788 07:50:04.181972  [   54.029204] Oops: 0011 [#5] SMP NOPTI
 3789 07:50:04.188191  [   54.032861] CPU: 0 PID: 1601 Comm: cat Tainted: G      D W         5.10.154-cip20 #1
 3790 07:50:04.194580  [   54.040589] Hardware name: Google Grunt/Grunt, BIOS  09/05/2019
 3791 07:50:04.198627  [   54.046501] RIP: 0010:data_area+0x0/0x40
 3792 07:50:04.217888  [   54.050417] Code: ff ff 00 ce 05 84 01 9e ff ff 00 cd 05 84 01 9e ff ff 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 <0f> 1f 44 00 00 e9 b6 45 92 00 66 0f 1f 44 00 00 0f 1f 44 00 00 55
 3793 07:50:04.221494  [   54.069153] RSP: 0018:ffffbe0d414d7e48 EFLAGS: 00010246
 3794 07:50:04.227772  [   54.074369] RAX: 0000000000000033 RBX: 0000000000000001 RCX: 0000000000000000
 3795 07:50:04.234353  [   54.081491] RDX: 0000000000000000 RSI: ffff9e01aac1bf70 RDI: ffff9e01aac1bf70
 3796 07:50:04.244214  [   54.088612] RBP: ffffffff96e20660 R08: 0000000000000000 R09: 0000000000000000
 3797 07:50:04.250932  [   54.095733] R10: 00000000ffffe000 R11: 3fffffffffffffff R12: 000000000000000a
 3798 07:50:04.257757  [   54.102855] R13: ffffbe0d414d7f10 R14: ffffbe0d414d7f10 R15: ffff9e01830bb000
 3799 07:50:04.264408  [   54.109978] FS:  00007f51e5f35580(0000) GS:ffff9e01aac00000(0000) knlGS:0000000000000000
 3800 07:50:04.270766  [   54.118054] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
 3801 07:50:04.277291  [   54.123788] CR2: ffffffff96e20660 CR3: 000000010471e000 CR4: 00000000001506f0
 3802 07:50:04.281197  [   54.130911] Call Trace:
 3803 07:50:04.284397  [   54.133358]  ? execute_location+0x48/0x56
 3804 07:50:04.287815  [   54.137362]  ? direct_entry.cold+0x2c/0x38
 3805 07:50:04.290296  
 3806 07:50:04.293866  [   54.141452]  ? full_proxy_write+0x56/0x80
 3807 07:50:04.297110  [   54.145455]  ? vfs_write+0xea/0x3a0
 3808 07:50:04.300356  [   54.148938]  ? ksys_write+0x68/0xf0
 3809 07:50:04.303962  [   54.152423]  ? do_syscall_64+0x33/0x40
 3810 07:50:04.310235  [   54.156166]  ? entry_SYSCALL_64_after_hwframe+0x61/0xc6
 3811 07:50:04.320180  [   54.161385] Modules linked in: fuse ip_tables cros_ec_sysfs cros_ec_debugfs cros_ec_chardev cros_ec_lightbar cros_ec_dev cros_usbpd_notify
 3812 07:50:04.323793  [   54.173804] CR2: ffffffff96e20660
 3813 07:50:04.330216  [   54.177114] ---[ end trace 85b1dc041ea261de ]---
 3814 07:50:04.333766  [   54.181726] RIP: 0010:lkdtm_BUG+0x5/0x10
 3815 07:50:04.353273  [   54.185641] Code: 89 ff e8 6e a3 a3 ff 48 c7 c0 ea ff ff ff eb de 48 c7 c0 ea ff ff ff e9 99 49 92 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 a0 06 94 02
 3816 07:50:04.357193  [   54.204376] RSP: 0018:ffffbe0d408a7e60 EFLAGS: 00010282
 3817 07:50:04.363478  [   54.209592] RAX: ffffffff944dff70 RBX: 0000000000000001 RCX: 0000000000000000
 3818 07:50:04.373305  [   54.216712] RDX: 0000000000000000 RSI: ffff9e01aac1bf70 RDI: ffffffff9519bd90
 3819 07:50:04.380043  [   54.223833] RBP: ffffffff955e7408 R08: 0000000000000001 R09: 0000000000000001
 3820 07:50:04.386474  [   54.230956] R10: 00000000ffffe000 R11: 3fffffffffffffff R12: 0000000000000004
 3821 07:50:04.392803  [   54.238078] R13: ffffbe0d408a7f10 R14: ffffbe0d408a7f10 R15: ffff9e018470f000
 3822 07:50:04.399521  [   54.245201] FS:  00007f51e5f35580(0000) GS:ffff9e01aac00000(0000) knlGS:0000000000000000
 3823 07:50:04.406075  [   54.253277] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
 3824 07:50:04.412855  [   54.259011] CR2: ffffffff96e20660 CR3: 000000010471e000 CR4: 00000000001506f0
 3825 07:50:04.422601  [   54.266135] BUG: sleeping function called from invalid context at include/linux/percpu-rwsem.h:49
 3826 07:50:04.428911  [   54.274991] in_atomic(): 0, irqs_disabled(): 1, non_block: 0, pid: 1601, name: cat
 3827 07:50:04.435704  [   54.282546] INFO: lockdep is turned off.
 3828 07:50:04.436210  [   54.286461] irq event stamp: 0
 3829 07:50:04.442409  [   54.289511] hardirqs last  enabled at (0): [<0000000000000000>] 0x0
 3830 07:50:04.452260  [   54.295768] hardirqs last disabled at (0): [<ffffffff93d00cf0>] copy_process+0x640/0x1c80
 3831 07:50:04.458671  [   54.303930] softirqs last  enabled at (0): [<ffffffff93d00cf0>] copy_process+0x640/0x1c80
 3832 07:50:04.465354  [   54.312093] softirqs last disabled at (0): [<0000000000000000>] 0x0
 3833 07:50:04.475209  [   54.318348] CPU: 0 PID: 1601 Comm: cat Tainted: G      D W         5.10.154-cip20 #1
 3834 07:50:04.478439  [   54.326076] Hardware name: Google Grunt/Grunt, BIOS  09/05/2019
 3835 07:50:04.482222  [   54.331984] Call Trace:
 3836 07:50:04.485064  [   54.334429]  dump_stack+0x77/0x9b
 3837 07:50:04.488492  [   54.337741]  ___might_sleep.cold+0xa6/0xb6
 3838 07:50:04.491912  [   54.341832]  exit_signals+0x1c/0x2e0
 3839 07:50:04.494538  [   54.345402]  do_exit+0xd5/0xb00
 3840 07:50:04.497808  [   54.348538]  ? ksys_write+0x68/0xf0
 3841 07:50:04.504967  [   54.352024]  rewind_stack_do_exit+0x17/0x20
 3842 07:50:04.508053  [   54.356200] RIP: 0033:0x7f51e5e428f3
 3843 07:50:04.524364  [   54.359769] Code: 8b 15 a1 25 0e 00 f7 d8 64 89 02 48 c7 c0 ff ff ff ff eb b7 0f 1f 00 64 8b 04 25 18 00 00 00 85 c0 75 14 b8 01 00 00 00 0f 05 <48> 3d 00 f0 ff ff 77 55 c3 0f 1f 40 00 48 83 ec 28 48 89 54 24 18
 3844 07:50:04.534035  [   54.378504] RSP: 002b:00007ffde14e7488 EFLAGS: 00000246 ORIG_RAX: 0000000000000001
 3845 07:50:04.540356  [   54.386061] RAX: ffffffffffffffda RBX: 000000000000000a RCX: 00007f51e5e428f3
 3846 07:50:04.548015  [   54.393181] RDX: 000000000000000a RSI: 00007f51e5d35000 RDI: 0000000000000001
 3847 07:50:04.553611  [   54.400302] RBP: 00007f51e5d35000 R08: 00007f51e5d34010 R09: 0000000000000000
 3848 07:50:04.560395  [   54.407424] R10: fffffffffffffbc5 R11: 0000000000000246 R12: 0000000000000001
 3849 07:50:04.570323  [   54.414545] R13: 0000000000000001 R14: 0000000000020000 R15: 0000000000020000
 3850 07:50:04.570414  # Killed
 3851 07:50:04.604337  # [   53.979893] lkdtm: Performing direct entry EXEC_DATA
 3852 07:50:04.610887  # [   53.984879] lkdtm: attempting ok execution at ffffffff944e0340
 3853 07:50:04.617456  # [   53.990751] lkdtm: attempting bad execution at ffffffff96e20660
 3854 07:50:04.623934  # [   53.996703] kernel tried to execute NX-protected page - exploit attempt? (uid: 0)
 3855 07:50:04.630619  # [   54.004175] BUG: unable to handle page fault for address: ffffffff96e20660
 3856 07:50:04.637348  # [   54.011038] #PF: supervisor instruction fetch in kernel mode
 3857 07:50:04.643730  # [   54.016687] #PF: error_code(0x0011) - permissions violation
 3858 07:50:04.650617  # [   54.022250] PGD 123229067 P4D 123229067 PUD 12322a063 PMD 80000001248001e3 
 3859 07:50:04.654450  # [   54.029204] Oops: 0011 [#5] SMP NOPTI
 3860 07:50:04.660265  # [   54.032861] CPU: 0 PID: 1601 Comm: cat Tainted: G      D W         5.10.154-cip20 #1
 3861 07:50:04.667227  # [   54.040589] Hardware name: Google Grunt/Grunt, BIOS  09/05/2019
 3862 07:50:04.670429  # [   54.046501] RIP: 0010:data_area+0x0/0x40
 3863 07:50:04.690135  # [   54.050417] Code: ff ff 00 ce 05 84 01 9e ff ff 00 cd 05 84 01 9e ff ff 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 <0f> 1f 44 00 00 e9 b6 45 92 00 66 0f 1f 44 00 00 0f 1f 44 00 00 55
 3864 07:50:04.696453  # [   54.069153] RSP: 0018:ffffbe0d414d7e48 EFLAGS: 00010246
 3865 07:50:04.703083  # [   54.074369] RAX: 0000000000000033 RBX: 0000000000000001 RCX: 0000000000000000
 3866 07:50:04.709754  # [   54.081491] RDX: 0000000000000000 RSI: ffff9e01aac1bf70 RDI: ffff9e01aac1bf70
 3867 07:50:04.715991  # [   54.088612] RBP: ffffffff96e20660 R08: 0000000000000000 R09: 0000000000000000
 3868 07:50:04.725962  # [   54.095733] R10: 00000000ffffe000 R11: 3fffffffffffffff R12: 000000000000000a
 3869 07:50:04.732716  # [   54.102855] R13: ffffbe[   54.561640] lkdtm: Performing direct entry EXEC_STACK
 3870 07:50:04.736033  0d414d7f10 R14: ffffbe0d414d7f10 R15: ffff9e01830bb000
 3871 07:50:04.745528  # [   54.109978] FS:  00007f51e5f35580(0000) GS:ffff9e01aac00000(0000) knlGS:0000000000000000
 3872 07:50:04.752323  # [   54.118054] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
 3873 07:50:04.759296  # [   54.123788] CR2: ffffffff96e2066[   54.585138] lkdtm: attempting ok execution at ffffffff944e0340
 3874 07:50:04.765460  0 CR3: 000000010471e000 CR4: 00000000001506f0
 3875 07:50:04.765584  # [   54.130911] Call Trace:
 3876 07:50:04.769253  
 3877 07:50:04.771940  # [   54.133358]  ? execute_location+0x48/0x56
 3878 07:50:04.775177  # [   54.137362]  ? direct_entry.cold+0x2c/0x38
 3879 07:50:04.778501  # [   54.141452]  ? full_proxy_write+0x56/0x80
 3880 07:50:04.788787  # [   54.145455]  ? vfs_write+0xea[   54.613175] lkdtm: attempting bad execution at ffffbe0d4156fe18
 3881 07:50:04.788872  /0x3a0
 3882 07:50:04.791604  # [   54.148938]  ? ksys_write+0x68/0xf0
 3883 07:50:04.795049  # [   54.152423]  ? do_syscall_64+0x33/0x40
 3884 07:50:04.798634  
 3885 07:50:04.802570  # [   54.156166]  ? entry_SYSCALL_64_after_hwframe+0x61/0xc6
 3886 07:50:04.818067  # [   54.161385] Modules linked in: fuse ip_tables cros_ec_sysfs cros_ec_debugfs cros_ec_chardev cr[   54.641276] kernel tried to execute NX-protected page - exploit attempt? (uid: 0)
 3887 07:50:04.824807  [   54.670866] BUG: unable to handle page fault for address: ffffbe0d4156fe18
 3888 07:50:04.831412  [   54.677728] #PF: supervisor instruction fetch in kernel mode
 3889 07:50:04.835775  [   54.683376] #PF: error_code(0x0011) - permissions violation
 3890 07:50:04.844751  [   54.688937] PGD 100000067 P4D 100000067 PUD 10020d067 PMD 1047c7067 PTE 800000010499a163
 3891 07:50:04.847907  [   54.697017] Oops: 0011 [#6] SMP NOPTI
 3892 07:50:04.854544  [   54.700675] CPU: 1 PID: 1637 Comm: cat Tainted: G      D W         5.10.154-cip20 #1
 3893 07:50:04.861087  [   54.708402] Hardware name: Google Grunt/Grunt, BIOS  09/05/2019
 3894 07:50:04.864344  [   54.714313] RIP: 0010:0xffffbe0d4156fe18
 3895 07:50:04.883856  [   54.718229] Code: 00 00 18 fe 56 41 0d be ff ff 02 06 b7 94 ff ff ff ff 20 00 00 00 00 00 00 00 2e bf 58 95 ff ff ff ff 2e 07 b7 94 ff ff ff ff <0f> 1f 44 00 00 e9 b6 45 92 00 66 0f 1f 44 00 00 0f 1f 44 00 00 55
 3896 07:50:04.891083  [   54.736964] RSP: 0018:ffffbe0d4156fdf8 EFLAGS: 00010246
 3897 07:50:04.897400  [   54.742180] RAX: 0000000000000033 RBX: 0000000000000001 RCX: 0000000000000000
 3898 07:50:04.903934  [   54.749301] RDX: 0000000000000000 RSI: ffff9e01aad1bf70 RDI: ffff9e01aad1bf70
 3899 07:50:04.910480  [   54.756423] RBP: ffffbe0d4156fe18 R08: 0000000000000000 R09: 0000000000000000
 3900 07:50:04.917300  [   54.763543] R10: 00000000ffffe000 R11: 3fffffffffffffff R12: 000000000000000b
 3901 07:50:04.923634  [   54.770665] R13: ffffbe0d4156ff10 R14: ffffbe0d4156ff10 R15: ffff9e0183e11000
 3902 07:50:04.933683  [   54.777788] FS:  00007fc71a20e580(0000) GS:ffff9e01aad00000(0000) knlGS:0000000000000000
 3903 07:50:04.939822  [   54.785862] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
 3904 07:50:04.946593  [   54.791596] CR2: ffffbe0d4156fe18 CR3: 0000000102872000 CR4: 00000000001506e0
 3905 07:50:04.949985  [   54.798724] Call Trace:
 3906 07:50:04.953318  [   54.801178]  ? execute_location+0x48/0x56
 3907 07:50:04.956488  [   54.805184]  ? lkdtm_EXEC_STACK+0x26/0x44
 3908 07:50:04.959778  [   54.809188]  ? direct_entry.cold+0x2c/0x38
 3909 07:50:04.963214  [   54.813282]  ? full_proxy_write+0x56/0x80
 3910 07:50:04.970092  [   54.817287]  ? vfs_write+0xea/0x3a0
 3911 07:50:04.972868  [   54.820773]  ? ksys_write+0x68/0xf0
 3912 07:50:04.976320  [   54.824259]  ? do_syscall_64+0x33/0x40
 3913 07:50:04.979399  [   54.828003]  ? entry_SYSCALL_64_after_hwframe+0x61/0xc6
 3914 07:50:04.992654  [   54.833226] Modules linked in: fuse ip_tables cros_ec_sysfs cros_ec_debugfs cros_ec_chardev cros_ec_lightbar cros_ec_dev cros_usbpd_notify
 3915 07:50:04.996686  [   54.845648] CR2: ffffbe0d4156fe18
 3916 07:50:04.999082  [   54.848958] ---[ end trace 85b1dc041ea261df ]---
 3917 07:50:05.002523  
 3918 07:50:05.005806  [   54.853571] RIP: 0010:lkdtm_BUG+0x5/0x10
 3919 07:50:05.022409  [   54.857487] Code: 89 ff e8 6e a3 a3 ff 48 c7 c0 ea ff ff ff eb de 48 c7 c0 ea ff ff ff e9 99 49 92 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 a0 06 94 02
 3920 07:50:05.028726  [   54.876222] RSP: 0018:ffffbe0d408a7e60 EFLAGS: 00010282
 3921 07:50:05.035214  [   54.881438] RAX: ffffffff944dff70 RBX: 0000000000000001 RCX: 0000000000000000
 3922 07:50:05.042220  [   54.888559] RDX: 0000000000000000 RSI: ffff9e01aac1bf70 RDI: ffffffff9519bd90
 3923 07:50:05.048477  [   54.895681] RBP: ffffffff955e7408 R08: 0000000000000001 R09: 0000000000000001
 3924 07:50:05.058528  [   54.902802] R10: 00000000ffffe000 R11: 3fffffffffffffff R12: 0000000000000004
 3925 07:50:05.065129  [   54.909923] R13: ffffbe0d408a7f10 R14: ffffbe0d408a7f10 R15: ffff9e018470f000
 3926 07:50:05.071998  [   54.917047] FS:  00007fc71a20e580(0000) GS:ffff9e01aad00000(0000) knlGS:0000000000000000
 3927 07:50:05.077992  [   54.925122] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
 3928 07:50:05.084874  [   54.930858] CR2: ffffbe0d4156fe18 CR3: 0000000102872000 CR4: 00000000001506e0
 3929 07:50:05.087897  os_ec_lightbar cros_ec_dev cros_usbpd_notify
 3930 07:50:05.091806  # [   54.173804] CR2: ffffffff96e20660
 3931 07:50:05.097995  # [   54.177114] ---[ end trace 85b1dc041ea261de ]---
 3932 07:50:05.101089  # [   54.181726] RIP: 0010:lkdtm_BUG+0x5/0x10
 3933 07:50:05.121054  # [   54.185641] Code: 89 ff e8 6e a3 a3 ff 48 c7 c0 ea ff ff ff eb de 48 c7 c0 ea ff ff ff e9 99 49 92 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 a0 06 94 02
 3934 07:50:05.124444  # [   54.204376] RSP: 0018:ffffbe0d408a7e60 EFLAGS: 00010282
 3935 07:50:05.127484  
 3936 07:50:05.134173  # [   54.209592] RAX: ffffffff944dff70 RBX: 0000000000000001 RCX: 0000000000000000
 3937 07:50:05.140820  # [   54.216712] RDX: 0000000000000000 RSI: ffff9e01aac1bf70 RDI: ffffffff9519bd90
 3938 07:50:05.147357  # [   54.223833] RBP: ffffffff955e7408 R08: 0000000000000001 R09: 0000000000000001
 3939 07:50:05.153886  # [   54.230956] R10: 00000000ffffe000 R11: 3fffffffffffffff R12: 0000000000000004
 3940 07:50:05.164085  # [   54.238078] R13: ffffbe0d408a7f10 R14: ffffbe0d408a7f10 R15: ffff9e018470f000
 3941 07:50:05.170324  # [   54.245201] FS:  00007f51e5f35580(0000) GS:ffff9e01aac00000(0000) knlGS:0000000000000000
 3942 07:50:05.176877  # [   54.253277] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
 3943 07:50:05.183394  # [   54.259011] CR2: ffffffff96e20660 CR3: 000000010471e000 CR4: 00000000001506f0
 3944 07:50:05.193428  # [   54.266135] BUG: sleeping function called from invalid context at include/linux/percpu-rwsem.h:49
 3945 07:50:05.199949  # [   54.274991] in_atomic(): 0, irqs_disabled(): 1, non_block: 0, pid: 1601, name: cat
 3946 07:50:05.203359  # [   54.282546] INFO: lockdep is turned off.
 3947 07:50:05.206928  # [   54.286461] irq event stamp: 0
 3948 07:50:05.213230  # [   54.289511] hardirqs last  enabled at (0): [<0000000000000000>] 0x0
 3949 07:50:05.222912  # [   54.295768] hardirqs last disabled at (0): [<[   55.049704] lkdtm: Performing direct entry EXEC_KMALLOC
 3950 07:50:05.226132  ffffffff93d00cf0>] copy_process+0x640/0x1c80
 3951 07:50:05.236495  # [   54.303930] softirqs last  enabled at (0): [<ffffffff93d00cf0>] copy_process+0x640/0x1c80
 3952 07:50:05.243632  # [   54.312093] softirqs last disabled at (0): [<0000000000000000>] 0x0
 3953 07:50:05.252703  # [   54.318348] CPU: 0 PID: 1601 Comm: [   55.076478] lkdtm: attempting ok execution at ffffffff944e0340
 3954 07:50:05.255945  cat Tainted: G      D W         5.10.154-cip20 #1
 3955 07:50:05.262820  # [   54.326076] Hardware name: Google Grunt/Grunt, BIOS  09/05/2019
 3956 07:50:05.266101  # [   54.331984] Call Trace:
 3957 07:50:05.269282  # [   54.334429]  dump_stack+0x77/0x9b
 3958 07:50:05.272675  # [   54.337741]  ___might_sleep.cold+0xa6/0xb6
 3959 07:50:05.279292  # [   54.341832[   55.104476] lkdtm: attempting bad execution at ffff9e01852764c0
 3960 07:50:05.286370  ][   55.132506] kernel tried to execute NX-protected page - exploit attempt? (uid: 0)
 3961 07:50:05.295515  [   55.140011] BUG: unable to handle page fault for address: ffff9e01852764c0
 3962 07:50:05.295600    exit_signals+0x1c/0x2e0
 3963 07:50:05.298875  # [   54.345402]  do_exit+0xd5/0xb00
 3964 07:50:05.302324  # [   54.348538]  ? ksys_write+0x68/0xf0
 3965 07:50:05.308718  # [   54.352024]  rewind_stack_do_exit+0x17/0x20
 3966 07:50:05.312162  # [   54.356200] RIP: 0033:0x7f51e5e428f3
 3967 07:50:05.322201  # [   54.359769] Code: 8b 15 a1 25 0e 00 f7 d8 64 89 02 [   55.146879] #PF: supervisor instruction fetch in kernel mode
 3968 07:50:05.328397  [   55.174712] #PF: error_code(0x0011) - permissions violation
 3969 07:50:05.342007  48 c7 c0 ff ff ff ff eb b7 0f 1f 00 64 8b 04 25 18 00 00 00 85 c0 75 14 b8 01 00 00 00 0f 05 <48> 3d 00 f0 ff ff 77 55 c3 0f 1f 40 00 48 83 ec 28 48 89 54 24 18
 3970 07:50:05.348550  # [   54.378504] RSP: 002b:00007ffde14e7488 EFLAGS: 00000246 ORIG_RAX: 0000000000000001
 3971 07:50:05.358498  # [  [   55.180273] PGD 124a01067 P4D 124a01067 PUD 124a05067 PMD 104560063 PTE 8000000105276063
 3972 07:50:05.365449   5[4.386061] RAX: ffffffffffffffda RBX: 000000000000000a RCX: 00007f51e5e428f3
 3973 07:50:05.371380  # [   54.393181] RDX: 000000000000000a RSI: 00007f51e5d35000 RDI: 0000000000000001
 3974 07:50:05.378017  # [   54.400302] RBP: 00007f51e5d35000 R08: 00007f51e5d34010 R09: 0000000000000000
 3975 07:50:05.384505  # [   54.   55.210533] Oops: 0011 [#7] SMP NOPTI
 3976 07:50:05.391410  407424] R10: fffffffffffffbc5 R11: 0000000000000246 R12: 0000000000000001
 3977 07:50:05.398377  # [   54.414545] R13: 0000000000000001 R14: 0000000000020000 R15: 0000000000020000
 3978 07:50:05.401872  # EXEC_DATA: saw 'call trace:': ok
 3979 07:50:05.404579  ok 30 selftests: lkdtm: EXEC_DATA.sh
 3980 07:50:05.414357  # selftests: lkdtm: EXE[   55.236379] CPU: 0 PID: 1673 Comm: cat Tainted: G      D W         5.10.154-cip20 #1
 3981 07:50:05.420962  [   55.266294] Hardware name: Google Grunt/Grunt, BIOS  09/05/2019
 3982 07:50:05.421047  C_STACK.sh
 3983 07:50:05.421113  # Killed
 3984 07:50:05.427557  # [   54.561640] lkdtm: Performing direct entry EXEC_STACK
 3985 07:50:05.433915  # [   54.585138] lkdtm: attempting ok execution at ffffffff944e0340
 3986 07:50:05.437372  # [   54.613175] lkdtm: attempting bad execution at ffffbe0d4156fe18
 3987 07:50:05.444036  # [   54.641276] kernel tried to ex[   55.272207] RIP: 0010:0xffff9e01852764c0
 3988 07:50:05.447611  
 3989 07:50:05.450671  ec[ute NX-protected page - exploit attempt? (uid: 0)
 3990 07:50:05.457483  # [   54.670866] BUG: unable to handle page fault for address: ffffbe0d4156fe18
 3991 07:50:05.463596  # [   54.677728] #PF: supervisor instruction fetch in kernel mode
 3992 07:50:05.486785  # [   54.683376] #PF: error_code(0x0011) - permissions    55.298303] Code: 00 00 02 00 00 00 00 00 00 00 60 40 5c 83 01 9e ff ff 04 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 1b 24 d0 93 ff ff ff ff <0f> 1f 44 00 00 e9 b6 45 92 00 66 0f 1f 44 00 00 0f 1f 44 00 00 55
 3993 07:50:05.486874  vi[olation
 3994 07:50:05.497012  # [   54.688937] PGD 100000067 P4D 100000067 PUD 10020d067 PMD 1047c7067 PTE 800000010499a163
 3995 07:50:05.500092  # [   54.697017] Oops: 0011 [#6] SMP NOPTI
 3996 07:50:05.506575  # [   54.700675] CPU: 1 PID: 1637 Comm: cat Tainted: G      D W         5.10.154-cip20 #1
 3997 07:50:05.513017  # [   54.708402   55.339226] RSP: 0018:ffffbe0d415cfe38 EFLAGS: 00010246
 3998 07:50:05.519873  [   55.366630] RAX: 0000000000000033 RBX: 0000000000000001 RCX: 0000000000000000
 3999 07:50:05.527128  ] Hardware name: Google Grunt/Grunt, BIOS  09/05/2019
 4000 07:50:05.529893  # [   54.714313] RIP: 0010:0xffffbe0d4156fe18
 4001 07:50:05.549619  # [   54.718229] Code: 00 00 18 fe 56 41 0d be ff ff 02 06 b7 94 ff ff ff ff 20 00 00 00 00 00 00 00 2e bf 58 95 ff ff ff ff 2e 07 b7 94 ff ff ff ff <0f> [   55.373751] RDX: 0000000000000000 RSI: ffff9e01aac1bf70 RDI: ffff9e01aac1bf70
 4002 07:50:05.555947  [   55.403057] RBP: ffff9e01852764c0 R08: 0000000000000000 R09: 0000000000000000
 4003 07:50:05.562572  1f 44 00 00 e9 b6 45 92 00 66 0f 1f 44 00 00 0f 1f 44 00 00 55
 4004 07:50:05.569198  # [   54.736964] RSP: 0018:ffffbe0d4156fdf8 EFLAGS: 00010246
 4005 07:50:05.576122  # [   54.742180] RAX: 0000000000000033 RBX: 0000000000000001 RCX: 0000000000000000
 4006 07:50:05.585741  # [   54.749301] RDX: 0000000000000000 RSI: ff[   55.410180] R10: 00000000ffffe000 R11: 3fffffffffffffff R12: 000000000000000d
 4007 07:50:05.592447  [   55.439485] R13: ffffbe0d415cff10 R14: ffffbe0d415cff10 R15: ffff9e0183034000
 4008 07:50:05.595719  
 4009 07:50:05.595801  ff9e01aad1bf70 RDI: ffff9e01aad1bf70
 4010 07:50:05.599472  
 4011 07:50:05.605404  # [   54.756423] RBP: ffffbe0d4156fe18 R08: 0000000000000000 R09: 0000000000000000
 4012 07:50:05.611953  # [   54.763543] R10: 00000000ffffe000 R11: 3fffffffffffffff R12: 000000000000000b
 4013 07:50:05.625284  # [   54.770665] R13: ffffbe0d4156ff10 R14: ffffbe[   55.446607] FS:  00007f6e55e15580(0000) GS:ffff9e01aac00000(0000) knlGS:0000000000000000
 4014 07:50:05.628850  [   55.476865] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
 4015 07:50:05.631566  0d4156ff10 R15: ffff9e0183e11000
 4016 07:50:05.641562  # [   54.777788] FS:  00007fc71a20e580(0000) GS:ffff9e01aad00000(0000) knlGS:0000000000000000
 4017 07:50:05.648096  # [   54.785862] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
 4018 07:50:05.658184  # [   54.791596] CR2: ffffbe0d4156fe18 CR3: 000000010287200[   55.482599] CR2: ffff9e01852764c0 CR3: 0000000105302000 CR4: 00000000001506f0
 4019 07:50:05.661643  [   55.511904] Call Trace:
 4020 07:50:05.665068  0 CR4: 00000000001506e0
 4021 07:50:05.665152  # [   54.798724] Call Trace:
 4022 07:50:05.668076  
 4023 07:50:05.671390  # [   54.801178]  ? execute_location+0x48/0x56
 4024 07:50:05.674520  # [   54.805184]  ? lkdtm_EXEC_STACK+0x26/0x44
 4025 07:50:05.678034  # [   54.809188]  ? direct_entry.cold+0x2c/0x38
 4026 07:50:05.684345  # [   54.813282]  ? full_proxy_write+0x56/0x80
 4027 07:50:05.687623  # [   54[   55.514355]  ? execute_location+0x48/0x56
 4028 07:50:05.691060  .817287]  ? vfs_write+0xea/0x3a0
 4029 07:50:05.694258  # [   54.820773]  ? ksys_write+0x68/0xf0
 4030 07:50:05.697483  # [   54.824259]  ? do_syscall_64+0x33/0x40
 4031 07:50:05.704416  # [   54.828003]  ? entry_SYSCALL_64_after_hwframe+0x61/0xc6
 4032 07:50:05.714102  # [   54.833226] Modules linked in: fuse ip_tables cros_ec_sysfs cros_ec_[   55.540535]  ? lkdtm_EXEC_KMALLOC+0x2c/0x40
 4033 07:50:05.720994  de[bugfs cros_ec_chardev cros_ec_lightbar cros_ec_dev cros_usbpd_notify
 4034 07:50:05.723982  # [   54.845648] CR2: ffffbe0d4156fe18
 4035 07:50:05.727729  # [   54.848958] ---[ end trace 85b1dc041ea261df ]---
 4036 07:50:05.733753  # [   54.853571] RIP: 0010:lkdtm_BUG+0x5/0x10
 4037 07:50:05.740857  # [   54.857487] Code: 89 ff e8 6e a3 a3 f   55.566894]  ? direct_entry.cold+0x2c/0x38
 4038 07:50:05.757332  f 48 c7 c0 ea ff ff ff eb de 48 c7 c0 ea ff ff ff e9 99 49 92 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 a0 06 94 02
 4039 07:50:05.760026  # [   54.876222] RSP: 0018:ffffbe0d408a7e60 EFLAGS: 00010282
 4040 07:50:05.766786  # [   54.881438] R[   55.593172]  ? full_proxy_write+0x56/0x80
 4041 07:50:05.773291  AX: ffffffff944dff70 RBX: 0000000000000001 RCX: 0000000000000000
 4042 07:50:05.780029  # [   54.888559] RDX: 0000000000000000 RSI: ffff9e01aac1bf70 RDI: ffffffff9519bd90
 4043 07:50:05.786669  # [   54.895681] RBP: ffffffff955e7408 R08: 0000000000000001 R09: 0000000000000001
 4044 07:50:05.793347  # [   54.902802] R10: [   55.619363]  ? vfs_write+0xea/0x3a0
 4045 07:50:05.796566  00[000000ffffe000 R11: 3fffffffffffffff R12: 0000000000000004
 4046 07:50:05.806732  # [   54.909923] R13: ffffbe0d408a7f10 R14: ffffbe0d408a7f10 R15: ffff9e018470f000
 4047 07:50:05.813338  # [   54.917047] FS:  00007fc71a20e580(0000) GS:ffff9e01aad00000(0000) knlGS:0000000000000000
 4048 07:50:05.816186  # [   54.925122   55.645029]  ? ksys_write+0x68/0xf0
 4049 07:50:05.819398  
 4050 07:50:05.822991  ] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
 4051 07:50:05.830022  # [   54.930858] CR2: ffffbe0d4156fe18 CR3: 0000000102872000 CR4: 00000000001506e0
 4052 07:50:05.832722  # EXEC_STACK: saw 'call trace:': ok
 4053 07:50:05.836574  ok 31 selftests: lkdtm: EXEC_STACK.sh
 4054 07:50:05.839412  # selftests: lkdtm: EXEC_KMALLOC.sh
 4055 07:50:05.842690  [   55.670699]  ? do_syscall_64+0x33/0x40
 4056 07:50:05.849404  [   55.696107]  ? entry_SYSCALL_64_after_hwframe+0x61/0xc6
 4057 07:50:05.863107  [   55.701329] Modules linked in: fuse ip_tables cros_ec_sysfs cros_ec_debugfs cros_ec_chardev cros_ec_lightbar cros_ec_dev cros_usbpd_notify
 4058 07:50:05.865660  [   55.713748] CR2: ffff9e01852764c0
 4059 07:50:05.869297  [   55.717060] ---[ end trace 85b1dc041ea261e0 ]---
 4060 07:50:05.872208  [   55.721672] RIP: 0010:lkdtm_BUG+0x5/0x10
 4061 07:50:05.892248  [   55.725591] Code: 89 ff e8 6e a3 a3 ff 48 c7 c0 ea ff ff ff eb de 48 c7 c0 ea ff ff ff e9 99 49 92 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 a0 06 94 02
 4062 07:50:05.895578  [   55.744317] RSP: 0018:ffffbe0d408a7e60 EFLAGS: 00010282
 4063 07:50:05.904982  [   55.749534] RAX: ffffffff944dff70 RBX: 0000000000000001 RCX: 0000000000000000
 4064 07:50:05.912091  [   55.756657] RDX: 0000000000000000 RSI: ffff9e01aac1bf70 RDI: ffffffff9519bd90
 4065 07:50:05.918293  [   55.763778] RBP: ffffffff955e7408 R08: 0000000000000001 R09: 0000000000000001
 4066 07:50:05.924960  [   55.770899] R10: 00000000ffffe000 R11: 3fffffffffffffff R12: 0000000000000004
 4067 07:50:05.931860  [   55.778020] R13: ffffbe0d408a7f10 R14: ffffbe0d408a7f10 R15: ffff9e018470f000
 4068 07:50:05.941486  [   55.785142] FS:  00007f6e55e15580(0000) GS:ffff9e01aac00000(0000) knlGS:0000000000000000
 4069 07:50:05.944737  [   55.793217] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
 4070 07:50:05.954544  [   55.798952] CR2: ffff9e01852764c0 CR3: 0000000105302000 CR4: 00000000001506f0
 4071 07:50:06.146470  [   55.993634] lkdtm: Performing direct entry EXEC_VMALLOC
 4072 07:50:06.146617  # Killed
 4073 07:50:06.152756  # [   55.049704] lkdtm: Performing direct entry EXEC_KMALLOC
 4074 07:50:06.158942  # [   55.076478] lkdtm: attempting ok execution at ffffffff944e0340
 4075 07:50:06.166015  # [   55.104476] lkdtm: attempting bad execution at ffff9e01852764c0
 4076 07:50:06.175358  # [   55.132506] kernel tried to execute NX-p[   55.998890] lkdtm: attempting ok execution at ffffffff944e0340
 4077 07:50:06.178607  rotected page - exploit attempt? (uid: 0)
 4078 07:50:06.185270  # [   55.140011] BUG: unable to handle page fault for address: ffff9e01852764c0
 4079 07:50:06.191797  # [   55.146879] #PF: supervisor instruction fetch in kernel mode
 4080 07:50:06.195264  # [   55.174712] #PF: error_code(0x0011) - permissions violation
 4081 07:50:06.202049  [   56.026891] lkdtm: attempting bad execution at ffffbe0d40321000
 4082 07:50:06.202129  
 4083 07:50:06.212323  # [   55.180273] PGD 124a01067 P4D 124a01067 PUD 124a05067 PMD 104560063 PTE 8000000105276063
 4084 07:50:06.215543  # [   55.210533] Oops: 0011 [#7] SMP NOPTI
 4085 07:50:06.221621  # [   55.236379] CPU: 0 PID: 1673 Comm: cat Tainted: G      D W         5.10.154-cip20 #1
 4086 07:50:06.232085  # [   55.266294] Hardware[   56.055007] kernel tried to execute NX-protected page - exploit attempt? (uid: 0)
 4087 07:50:06.234704   name: Google Grunt/Grunt, BIOS  09/05/2019
 4088 07:50:06.238508  # [   55.272207] RIP: 0010:0xffff9e01852764c0
 4089 07:50:06.241391  
 4090 07:50:06.261130  # [   55.298303] Code: 00 00 02 00 00 00 00 00 00 00 60 40 5c 83 01 9e ff ff 04 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 1b 24 d0 93 ff ff ff ff <0f> 1f 44 00 0[   56.084619] BUG: unable to handle page fault for address: ffffbe0d40321000
 4091 07:50:06.264335  0 [e9 b6 45 92 00 66 0f 1f 44 00 00 0f 1f 44 00 00 55
 4092 07:50:06.271061  # [   55.339226] RSP: 0018:ffffbe0d415cfe38 EFLAGS: 00010246
 4093 07:50:06.277871  # [   55.366630] RAX: 0000000000000033 RBX: 0000000000000001 RCX: 0000000000000000
 4094 07:50:06.288085  # [   55.373751] RDX: 0000000000000000 RSI: ffff9e01aac1   56.113666] #PF: supervisor instruction fetch in kernel mode
 4095 07:50:06.294007  [   56.141503] #PF: error_code(0x0011) - permissions violation
 4096 07:50:06.297302  bf70 RDI: ffff9e01aac1bf70
 4097 07:50:06.303974  # [   55.403057] RBP: ffff9e01852764c0 R08: 0000000000000000 R09: 0000000000000000
 4098 07:50:06.310830  # [   55.410180] R10: 00000000ffffe000 R11: 3fffffffffffffff R12: 000000000000000d
 4099 07:50:06.323742  # [   55.439485] R13: ffffbe0d415cff10 R14: ffffbe0d415cff10[   56.147065] PGD 100000067 P4D 100000067 PUD 10020d067 PMD 104434067 PTE 8000000105340163
 4100 07:50:06.327393   R[15: ffff9e0183034000
 4101 07:50:06.333818  # [   55.446607] FS:  00007f6e55e15580(0000) GS:ffff9e01aac00000(0000) knlGS:0000000000000000
 4102 07:50:06.340322  # [   55.476865] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
 4103 07:50:06.350312  # [   55.482599] CR2: ffff9e01852764c0 CR3: 0000000105302000 CR4: 000   56.177325] Oops: 0011 [#8] SMP NOPTI
 4104 07:50:06.350398  00000001506f0
 4105 07:50:06.353786  # [   55.511904] Call Trace:
 4106 07:50:06.357382  # [   55.514355]  ? execute_location+0x48/0x56
 4107 07:50:06.360122  
 4108 07:50:06.363624  # [   55.540535]  ? lkdtm_EXEC_KMALLOC+0x2c/0x40
 4109 07:50:06.367221  # [   55.566894]  ? direct_entry.cold+0x2c/0x38
 4110 07:50:06.370402  # [   55.593172]  ? full_proxy_write+0x56/0x80
 4111 07:50:06.380335  # [   55.619363][   56.203169] CPU: 0 PID: 1709 Comm: cat Tainted: G      D W         5.10.154-cip20 #1
 4112 07:50:06.386646  [   56.233082] Hardware name: Google Grunt/Grunt, BIOS  09/05/2019
 4113 07:50:06.390034    ? vfs_write+0xea/0x3a0
 4114 07:50:06.393598  # [   55.645029]  ? ksys_write+0x68/0xf0
 4115 07:50:06.396359  # [   55.670699]  ? do_syscall_64+0x33/0x40
 4116 07:50:06.402971  # [   55.696107]  ? entry_SYSCALL_64_after_hwframe+0x61/0xc6
 4117 07:50:06.412850  # [   55.701329] Modules linked in: fuse ip_tables cros_ec_sysfs cros_ec_debugfs [   56.238994] RIP: 0010:0xffffbe0d40321000
 4118 07:50:06.419700  cros_ec_chardev cros_ec_lightbar cros_ec_dev cros_usbpd_notify
 4119 07:50:06.422474  # [   55.713748] CR2: ffff9e01852764c0
 4120 07:50:06.425825  # [   55.717060] ---[ end trace 85b1dc041ea261e0 ]---
 4121 07:50:06.429458  # [   55.721672] RIP: 0010:lkdtm_BUG+0x5/0x10
 4122 07:50:06.442320  # [   55.725591] Code: 89 ff e8 6e a3 a3 ff 48 c7 [   56.265095] Code: Unable to access opcode bytes at RIP 0xffffbe0d40320fd6.
 4123 07:50:06.455759  c0[ ea ff ff ff eb de 48 c7 c0 ea ff ff ff e9 99 49 92 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 a0 06 94 02
 4124 07:50:06.462127  # [   55.744317] RSP: 0018:ffffbe0d408a7e60 EFLAGS: 00010282
 4125 07:50:06.469015  # [   55.749534] RAX: ffff   56.294141] RSP: 0018:ffffbe0d4163fe38 EFLAGS: 00010246
 4126 07:50:06.475234  [   56.321545] RAX: 0000000000000033 RBX: 0000000000000001 RCX: 0000000000000000
 4127 07:50:06.481971  ffff944dff70 RBX: 0000000000000001 RCX: 0000000000000000
 4128 07:50:06.488934  # [   55.756657] RDX: 0000000000000000 RSI: ffff9e01aac1bf70 RDI: ffffffff9519bd90
 4129 07:50:06.495518  # [   55.763778] RBP: ffffffff955e7408 R08: 0000000000000001 R09: 0000000000000001
 4130 07:50:06.505084  # [   55.770899] R10: 00000000[   56.328666] RDX: 0000000000000000 RSI: ffff9e01aac1bf70 RDI: ffff9e01aac1bf70
 4131 07:50:06.511521  [   56.357973] RBP: ffffbe0d40321000 R08: 0000000000000000 R09: 0000000000000000
 4132 07:50:06.517973  ffffe000 R11: 3fffffffffffffff R12: 0000000000000004
 4133 07:50:06.524605  # [   55.778020] R13: ffffbe0d408a7f10 R14: ffffbe0d408a7f10 R15: ffff9e018470f000
 4134 07:50:06.531290  # [   55.785142] FS:  00007f6e55e15580(0000) GS:ffff9e01aac00000(0000) knlGS:0000000000000000
 4135 07:50:06.541414  # [   55.793217] CS:  0[   56.365094] R10: 00000000ffffe000 R11: 3fffffffffffffff R12: 000000000000000d
 4136 07:50:06.548100  [   56.394399] R13: ffffbe0d4163ff10 R14: ffffbe0d4163ff10 R15: ffff9e0185340000
 4137 07:50:06.551181  010 DS: 0000 ES: 0000 CR0: 0000000080050033
 4138 07:50:06.561241  # [   55.798952] CR2: ffff9e01852764c0 CR3: 0000000105302000 CR4: 00000000001506f0
 4139 07:50:06.564210  # EXEC_KMALLOC: saw 'call trace:': ok
 4140 07:50:06.567740  ok 32 selftests: lkdtm: EXEC_KMALLOC.sh
 4141 07:50:06.570657  # selftests: lkdtm: EXEC_VMALLOC.sh
 4142 07:50:06.577365  [   56.401521] FS:  00007f9bc692c3c0(0000) GS:ffff9e01aac00000(0000) knlGS:0000000000000000
 4143 07:50:06.584073  [   56.430912] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
 4144 07:50:06.590863  [   56.436648] CR2: ffffbe0d40320fd6 CR3: 0000000103312000 CR4: 00000000001506f0
 4145 07:50:06.593928  [   56.443769] Call Trace:
 4146 07:50:06.597407  [   56.446218]  ? execute_location+0x48/0x56
 4147 07:50:06.600348  [   56.450225]  ? lkdtm_EXEC_VMALLOC+0x20/0x30
 4148 07:50:06.606922  [   56.454401]  ? direct_entry.cold+0x2c/0x38
 4149 07:50:06.610441  [   56.458493]  ? full_proxy_write+0x56/0x80
 4150 07:50:06.613495  [   56.462496]  ? vfs_write+0xea/0x3a0
 4151 07:50:06.617025  [   56.465978]  ? ksys_write+0x68/0xf0
 4152 07:50:06.620514  [   56.469462]  ? do_syscall_64+0x33/0x40
 4153 07:50:06.627244  [   56.473206]  ? entry_SYSCALL_64_after_hwframe+0x61/0xc6
 4154 07:50:06.636434  [   56.478427] Modules linked in: fuse ip_tables cros_ec_sysfs cros_ec_debugfs cros_ec_chardev cros_ec_lightbar cros_ec_dev cros_usbpd_notify
 4155 07:50:06.640712  [   56.490847] CR2: ffffbe0d40321000
 4156 07:50:06.646922  [   56.494159] ---[ end trace 85b1dc041ea261e1 ]---
 4157 07:50:06.650016  [   56.498770] RIP: 0010:lkdtm_BUG+0x5/0x10
 4158 07:50:06.669550  [   56.502688] Code: 89 ff e8 6e a3 a3 ff 48 c7 c0 ea ff ff ff eb de 48 c7 c0 ea ff ff ff e9 99 49 92 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 a0 06 94 02
 4159 07:50:06.673026  [   56.521427] RSP: 0018:ffffbe0d408a7e60 EFLAGS: 00010282
 4160 07:50:06.679491  [   56.526645] RAX: ffffffff944dff70 RBX: 0000000000000001 RCX: 0000000000000000
 4161 07:50:06.689480  [   56.533768] RDX: 0000000000000000 RSI: ffff9e01aac1bf70 RDI: ffffffff9519bd90
 4162 07:50:06.696408  [   56.540889] RBP: ffffffff955e7408 R08: 0000000000000001 R09: 0000000000000001
 4163 07:50:06.702733  [   56.548012] R10: 00000000ffffe000 R11: 3fffffffffffffff R12: 0000000000000004
 4164 07:50:06.709396  [   56.555131] R13: ffffbe0d408a7f10 R14: ffffbe0d408a7f10 R15: ffff9e018470f000
 4165 07:50:06.716292  [   56.562255] FS:  00007f9bc692c3c0(0000) GS:ffff9e01aac00000(0000) knlGS:0000000000000000
 4166 07:50:06.719290  
 4167 07:50:06.722836  [   56.570331] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
 4168 07:50:06.729303  [   56.576066] CR2: ffffbe0d40320fd6 CR3: 0000000103312000 CR4: 00000000001506f0
 4169 07:50:06.738867  [   56.583192] BUG: sleeping function called from invalid context at include/linux/percpu-rwsem.h:49
 4170 07:50:06.745469  [   56.592049] in_atomic(): 0, irqs_disabled(): 1, non_block: 0, pid: 1709, name: cat
 4171 07:50:06.752753  [   56.599604] INFO: lockdep is turned off.
 4172 07:50:06.755526  [   56.603520] irq event stamp: 0
 4173 07:50:06.758942  [   56.606568] hardirqs last  enabled at (0): [<0000000000000000>] 0x0
 4174 07:50:06.768465  [   56.612827] hardirqs last disabled at (0): [<ffffffff93d00cf0>] copy_process+0x640/0x1c80
 4175 07:50:06.775375  [   56.620988] softirqs last  enabled at (0): [<ffffffff93d00cf0>] copy_process+0x640/0x1c80
 4176 07:50:06.781830  [   56.629151] softirqs last disabled at (0): [<0000000000000000>] 0x0
 4177 07:50:06.792214  [   56.635406] CPU: 0 PID: 1709 Comm: cat Tainted: G      D W         5.10.154-cip20 #1
 4178 07:50:06.795030  [   56.643136] Hardware name: Google Grunt/Grunt, BIOS  09/05/2019
 4179 07:50:06.798533  [   56.649045] Call Trace:
 4180 07:50:06.801750  [   56.651490]  dump_stack+0x77/0x9b
 4181 07:50:06.804986  [   56.654802]  ___might_sleep.cold+0xa6/0xb6
 4182 07:50:06.808479  [   56.658893]  exit_signals+0x1c/0x2e0
 4183 07:50:06.812156  [   56.662463]  do_exit+0xd5/0xb00
 4184 07:50:06.815556  [   56.665600]  ? ksys_write+0x68/0xf0
 4185 07:50:06.819225  
 4186 07:50:06.822006  [   56.669086]  rewind_stack_do_exit+0x17/0x20
 4187 07:50:06.824927  [   56.673263] RIP: 0033:0x7f9bc680a8f3
 4188 07:50:06.844689  [   56.676832] Code: 8b 15 a1 25 0e 00 f7 d8 64 89 02 48 c7 c0 ff ff ff ff eb b7 0f 1f 00 64 8b 04 25 18 00 00 00 85 c0 75 14 b8 01 00 00 00 0f 05 <48> 3d 00 f0 ff ff 77 55 c3 0f 1f 40 00 48 83 ec 28 48 89 54 24 18
 4189 07:50:06.851661  [   56.695568] RSP: 002b:00007ffc839e6858 EFLAGS: 00000246 ORIG_RAX: 0000000000000001
 4190 07:50:06.857860  [   56.703127] RAX: ffffffffffffffda RBX: 000000000000000d RCX: 00007f9bc680a8f3
 4191 07:50:06.864710  [   56.710250] RDX: 000000000000000d RSI: 00007f9bc66fd000 RDI: 0000000000000001
 4192 07:50:06.870839  [   56.717373] RBP: 00007f9bc66fd000 R08: 00007f9bc66fc010 R09: 0000000000000000
 4193 07:50:06.878029  [   56.724495] R10: fffffffffffffbc5 R11: 0000000000000246 R12: 0000000000000001
 4194 07:50:06.880822  
 4195 07:50:06.887245  [   56.731616] R13: 0000000000000001 R14: 0000000000020000 R15: 0000000000020000
 4196 07:50:07.024617  [   56.871620] lkdtm: Performing direct entry EXEC_RODATA
 4197 07:50:07.024746  # Killed
 4198 07:50:07.030825  # [   55.993634] lkdtm: Performing direct entry EXEC_VMALLOC
 4199 07:50:07.037035  # [   55.998890] lkdtm: attempting ok execution at ffffffff944e0340
 4200 07:50:07.043869  # [   56.026891] lkdtm: attempting bad execution at ffffbe0d40321000
 4201 07:50:07.053251  # [   56.055007] kernel tried to execute NX-p[   56.876768] lkdtm: attempting ok execution at ffffffff944e0340
 4202 07:50:07.057162  rotected page - exploit attempt? (uid: 0)
 4203 07:50:07.063475  # [   56.084619] BUG: unable to handle page fault for address: ffffbe0d40321000
 4204 07:50:07.070083  # [   56.113666] #PF: supervisor instruction fetch in kernel mode
 4205 07:50:07.073226  # [   56.141503] #PF: error_code(0x0011) - permissions violation
 4206 07:50:07.079802  [   56.904788] lkdtm: attempting bad execution at ffffffff9519c220
 4207 07:50:07.079890  
 4208 07:50:07.089761  # [   56.147065] PGD 100000067 P4D 100000067 PUD 10020d067 PMD 104434067 PTE 8000000105340163
 4209 07:50:07.093122  # [   56.177325] Oops: 0011 [#8] SMP NOPTI
 4210 07:50:07.099599  # [   56.203169] CPU: 0 PID: 1709 Comm: cat Tainted: G      D W         5.10.154-cip20 #1
 4211 07:50:07.109392  # [   56.233082] Hardware[   56.932904] kernel tried to execute NX-protected page - exploit attempt? (uid: 0)
 4212 07:50:07.112558   name: Google Grunt/Grunt, BIOS  09/05/2019
 4213 07:50:07.119059  # [   56.238994] RIP: 0010:0xffffbe0d40321000
 4214 07:50:07.126058  # [   56.265095] Code: Unable to access opcode bytes at RIP 0xffffbe0d40320fd6.
 4215 07:50:07.129577  # [   56.294141] RSP: 0018:ffffbe0d4163fe38 EFLAGS: 00010246
 4216 07:50:07.139030  # [   56.321545] RAX:[   56.962522] BUG: unable to handle page fault for address: ffffffff9519c220
 4217 07:50:07.145585  [   56.991567] #PF: supervisor instruction fetch in kernel mode
 4218 07:50:07.149175   0000000000000033 RBX: 0000000000000001 RCX: 0000000000000000
 4219 07:50:07.155570  # [   56.328666] RDX: 0000000000000000 RSI: ffff9e01aac1bf70 RDI: ffff9e01aac1bf70
 4220 07:50:07.158875  
 4221 07:50:07.165390  # [   56.357973] RBP: ffffbe0d40321000 R08: 0000000000000000 R09: 0000000000000000
 4222 07:50:07.172219  # [   56.365094] R10: 000[   56.997215] #PF: error_code(0x0011) - permissions violation
 4223 07:50:07.178701  00000ffffe000 R11: 3fffffffffffffff R12: 000000000000000d
 4224 07:50:07.186005  # [   56.394399] R13: ffffbe0d4163ff10 R14: ffffbe0d4163ff10 R15: ffff9e0185340000
 4225 07:50:07.191722  # [   56.401521] FS:  00007f9bc692c3c0(0000) GS:ffff9e01aac00000(0000) knlGS:0000000000000000
 4226 07:50:07.202156  # [   56.430912] C[   57.024959] PGD 123229067 P4D 123229067 PUD 12322a063 PMD 8000000122a001e1 
 4227 07:50:07.205008  S:[  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
 4228 07:50:07.211653  # [   56.436648] CR2: ffffbe0d40320fd6 CR3: 0000000103312000 CR4: 00000000001506f0
 4229 07:50:07.215069  # [   56.443769] Call Trace:
 4230 07:50:07.218441  # [   56.446218]  ? execute_location+0x48/0x56
 4231 07:50:07.221434  
 4232 07:50:07.228128  # [   56.450225]  ? lkdtm_EXEC_VMALLOC+0x20/   57.054097] Oops: 0011 [#9] SMP NOPTI
 4233 07:50:07.228214  0x30
 4234 07:50:07.231416  # [   56.454401]  ? direct_entry.cold+0x2c/0x38
 4235 07:50:07.234710  # [   56.458493]  ? full_proxy_write+0x56/0x80
 4236 07:50:07.241399  # [   56.462496]  ? vfs_write+0xea/0x3a0
 4237 07:50:07.244494  # [   56.465978]  ? ksys_write+0x68/0xf0
 4238 07:50:07.247714  # [   56.469462]  ? do_syscall_64+0x33/0x40
 4239 07:50:07.257787  # [   56.473206]  ? entr[   57.079943] CPU: 0 PID: 1745 Comm: cat Tainted: G      D W         5.10.154-cip20 #1
 4240 07:50:07.264235  [   57.109857] Hardware name: Google Grunt/Grunt, BIOS  09/05/2019
 4241 07:50:07.267368  y_SYSCALL_64_after_hwframe+0x61/0xc6
 4242 07:50:07.277702  # [   56.478427] Modules linked in: fuse ip_tables cros_ec_sysfs cros_ec_debugfs cros_ec_chardev cros_ec_lightbar cros_ec_dev cros_usbpd_notify
 4243 07:50:07.280753  # [   56.490847] CR2: ffffbe0d40321000
 4244 07:50:07.291316  # [   56.494159] ---[ end trace 8[   57.115772] RIP: 0010:lkdtm_rodata_do_nothing+0x0/0x10
 4245 07:50:07.291400  5b1dc041ea261e1 ]---
 4246 07:50:07.297429  # [   56.498770] RIP: 0010:lkdtm_BUG+0x5/0x10
 4247 07:50:07.330006  # [   56.502688] Code: 89 ff e8 6e a3 a3 ff 48 c7 c0 ea ff ff ff eb de 48 c7 c0 ea ff ff ff e9 99 49 92 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 [   57.143079] Code: ff ff 9e 1b b7 94 ff ff ff ff 7a c1 58 95 ff ff ff ff e4 02 b7 94 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
 4248 07:50:07.333422  1f[ 44 00 00 83 05 a0 06 94 02
 4249 07:50:07.340288  # [   56.521427] RSP: 0018:ffffbe0d408a7e60 EFLAGS: 00010282
 4250 07:50:07.347035  # [   56.526645] RAX: ffffffff944dff70 RBX: 0000000000000001 RCX: 0000000000000000
 4251 07:50:07.360334  # [   56.533768] RDX: 0000000000000000 RSI: ffff9e01aac1bf70 RDI: ffffffff9519b   57.184000] RSP: 0018:ffffbe0d416cfe48 EFLAGS: 00010246
 4252 07:50:07.366385  [   57.211403] RAX: 0000000000000033 RBX: 0000000000000000 RCX: 0000000000000000
 4253 07:50:07.366470  d90
 4254 07:50:07.373261  # [   56.540889] RBP: ffffffff955e7408 R08: 0000000000000001 R09: 0000000000000001
 4255 07:50:07.379570  # [   56.548012] R10: 00000000ffffe000 R11: 3fffffffffffffff R12: 0000000000000004
 4256 07:50:07.389492  # [   56.555131] R13: ffffbe0d408a7f10 R14: ffffbe0d408a7f10 R15: ffff9e018470f000
 4257 07:50:07.396158  [   57.218525] RDX: 0000000000000000 RSI: ffff9e01aac1bf70 RDI: ffff9e01aac1bf70
 4258 07:50:07.402660  [   57.247830] RBP: ffffffff9519c220 R08: 0000000000000000 R09: 0000000000000000
 4259 07:50:07.402745  
 4260 07:50:07.409669  # [   56.562255] FS:  00007f9bc692c3c0(0000) GS:ffff9e01aac00000(0000) knlGS:0000000000000000
 4261 07:50:07.416486  # [   56.570331] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
 4262 07:50:07.423396  # [   56.576066] CR2: ffffbe0d40320fd6 CR3: 0000000103312000 CR4: 00000000001506f0
 4263 07:50:07.433389  # [   56[   57.254952] R10: 00000000ffffe000 R11: 3fffffffffffffff R12: 000000000000000c
 4264 07:50:07.439238  [   57.284258] R13: ffffbe0d416cff10 R14: ffffbe0d416cff10 R15: ffff9e0185398000
 4265 07:50:07.446890  .583192] BUG: sleeping function called from invalid context at include/linux/percpu-rwsem.h:49
 4266 07:50:07.456481  # [   56.592049] in_atomic(): 0, irqs_disabled(): 1, non_block: 0, pid: 1709, name: cat
 4267 07:50:07.459069  # [   56.599604] INFO: lockdep is turned off.
 4268 07:50:07.468662  # [   56.603520] irq eve[   57.291380] FS:  00007f048234d580(0000) GS:ffff9e01aac00000(0000) knlGS:0000000000000000
 4269 07:50:07.475662  [   57.321638] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
 4270 07:50:07.476222  nt stamp: 0
 4271 07:50:07.482092  # [   56.606568] hardirqs last  enabled at (0): [<0000000000000000>] 0x0
 4272 07:50:07.491657  # [   56.612827] hardirqs last disabled at (0): [<ffffffff93d00cf0>] copy_process+0x640/0x1c80
 4273 07:50:07.505680  # [   56.620988] softirqs last  enabled at (0): [<ffffffff93d00cf0>] copy[   57.327373] CR2: ffffffff9519c220 CR3: 00000001053ea000 CR4: 00000000001506f0
 4274 07:50:07.506231  _p[rocess+0x640/0x1c80
 4275 07:50:07.511553  # [   56.629151] softirqs last disabled at (0): [<0000000000000000>] 0x0
 4276 07:50:07.521666  # [   56.635406] CPU: 0 PID: 1709 Comm: cat Tainted: G      D W         5.10.154-cip20 #1
 4277 07:50:07.528648  # [   56.643136] Hardware name: Google Grunt/Grunt, BIOS  09/05/2019   57.356679] Call Trace:
 4278 07:50:07.529238  
 4279 07:50:07.531989  # [   56.649045] Call Trace:
 4280 07:50:07.535748  # [   56.651490]  dump_stack+0x77/0x9b
 4281 07:50:07.538046  # [   56.654802]  ___might_sleep.cold+0xa6/0xb6
 4282 07:50:07.545455  # [   56.658893]  exit_signals+0x1c/0x2e0
 4283 07:50:07.548266  # [   56.662463]  do_exit+0xd5/0xb00
 4284 07:50:07.551365  # [   56.665600]  ? ksys_write+0x68/0xf0
 4285 07:50:07.554694  # [   56.669[   57.381316]  ? execute_location+0x48/0x56
 4286 07:50:07.557716  086]  rewind_stack_do_exit+0x17/0x20
 4287 07:50:07.561139  # [   56.673263] RIP: 0033:0x7f9bc680a8f3
 4288 07:50:07.581113  # [   56.676832] Code: 8b 15 a1 25 0e 00 f7 d8 64 89 02 48 c7 c0 ff ff ff ff eb b7 0f 1f 00 64 8b 04 25 18 00 00 00 85 c0 75 14 b8 01 00 00 00 0f 05 <48> 3d 00 f0 ff ff 77 55 [   57.407502]  ? direct_entry.cold+0x2c/0x38
 4289 07:50:07.583949  c3 0f 1f 40 00 48 83 ec 28 48 89 54 24 18
 4290 07:50:07.593927  # [   56.695568] RSP: 002b:00007ffc839e6858 EFLAGS: 00000246 ORIG_RAX: 0000000000000001
 4291 07:50:07.600359  # [   56.703127] RAX: ffffffffffffffda RBX: 000000000000000d RCX: 00007f9bc680a8f3
 4292 07:50:07.606939  # [   56.710250] RDX: 000000000000000d R[   57.433778]  ? full_proxy_write+0x56/0x80
 4293 07:50:07.610582  SI: 00007f9bc66fd000 RDI: 0000000000000001
 4294 07:50:07.620519  # [   56.717373] RBP: 00007f9bc66fd000 R08: 00007f9bc66fc010 R09: 0000000000000000
 4295 07:50:07.626994  # [   56.724495] R10: fffffffffffffbc5 R11: 0000000000000246 R12: 0000000000000001
 4296 07:50:07.633402  # [   56.731616] R13: 0000000000000001 R14: [   57.459967]  ? vfs_write+0xea/0x3a0
 4297 07:50:07.636845  00[00000000020000 R15: 0000000000020000
 4298 07:50:07.640093  # EXEC_VMALLOC: saw 'call trace:': ok
 4299 07:50:07.642996  ok 33 selftests: lkdtm: EXEC_VMALLOC.sh
 4300 07:50:07.646325  # selftests: lkdtm: EXEC_RODATA.sh
 4301 07:50:07.650210     57.485634]  ? ksys_write+0x68/0xf0
 4302 07:50:07.653181  [   57.502637]  ? do_syscall_64+0x33/0x40
 4303 07:50:07.659781  [   57.506381]  ? entry_SYSCALL_64_after_hwframe+0x61/0xc6
 4304 07:50:07.673596  [   57.511599] Modules linked in: fuse ip_tables cros_ec_sysfs cros_ec_debugfs cros_ec_chardev cros_ec_lightbar cros_ec_dev cros_usbpd_notify
 4305 07:50:07.676151  [   57.524020] CR2: ffffffff9519c220
 4306 07:50:07.679857  [   57.527331] ---[ end trace 85b1dc041ea261e2 ]---
 4307 07:50:07.682761  [   57.531944] RIP: 0010:lkdtm_BUG+0x5/0x10
 4308 07:50:07.702640  [   57.535858] Code: 89 ff e8 6e a3 a3 ff 48 c7 c0 ea ff ff ff eb de 48 c7 c0 ea ff ff ff e9 99 49 92 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 a0 06 94 02
 4309 07:50:07.706170  [   57.554595] RSP: 0018:ffffbe0d408a7e60 EFLAGS: 00010282
 4310 07:50:07.715954  [   57.559812] RAX: ffffffff944dff70 RBX: 0000000000000001 RCX: 0000000000000000
 4311 07:50:07.722156  [   57.566935] RDX: 0000000000000000 RSI: ffff9e01aac1bf70 RDI: ffffffff9519bd90
 4312 07:50:07.729249  [   57.574056] RBP: ffffffff955e7408 R08: 0000000000000001 R09: 0000000000000001
 4313 07:50:07.736081  [   57.581176] R10: 00000000ffffe000 R11: 3fffffffffffffff R12: 0000000000000004
 4314 07:50:07.742352  [   57.588297] R13: ffffbe0d408a7f10 R14: ffffbe0d408a7f10 R15: ffff9e018470f000
 4315 07:50:07.752563  [   57.595419] FS:  00007f048234d580(0000) GS:ffff9e01aac00000(0000) knlGS:0000000000000000
 4316 07:50:07.755851  [   57.603496] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
 4317 07:50:07.765211  [   57.609231] CR2: ffffffff9519c220 CR3: 00000001053ea000 CR4: 00000000001506f0
 4318 07:50:07.988592  [   57.835449] lkdtm: Performing direct entry EXEC_USERSPACE
 4319 07:50:07.989182  # Killed
 4320 07:50:07.994542  # [   56.871620] lkdtm: Performing direct entry EXEC_RODATA
 4321 07:50:08.002019  # [   56.876768] lkdtm: attempting ok execution at ffffffff944e0340
 4322 07:50:08.007804  # [   56.904788] lkdtm: attempting bad execution at ffffffff9519c220
 4323 07:50:08.017563  # [   56.932904] kernel tried to execute NX-pr[   57.840864] lkdtm: attempting ok execution at ffffffff944e0340
 4324 07:50:08.020913  otected page - exploit attempt? (uid: 0)
 4325 07:50:08.027694  # [   56.962522] BUG: unable to handle page fault for address: ffffffff9519c220
 4326 07:50:08.034179  # [   56.991567] #PF: supervisor instruction fetch in kernel mode
 4327 07:50:08.037356  # [   56.997215] #PF: error_code(0x0011) - permissions violation
 4328 07:50:08.044588  [   57.868885] lkdtm: attempting bad execution at 00007ff9767df000
 4329 07:50:08.050634  # [   57.024959] PGD 123229067 P4D 123229067 PUD 12322a063 PMD 8000000122a001e1 
 4330 07:50:08.054371  # [   57.054097] Oops: 0011 [#9] SMP NOPTI
 4331 07:50:08.057878  
 4332 07:50:08.063695  # [   57.079943] CPU: 0 PID: 1745 Comm: cat Tainted: G      D W         5.10.154-cip20 #1
 4333 07:50:08.073597  # [   57.109857] Hardware name: Google [   57.897021] unable to execute userspace code (SMEP?) (uid: 0)
 4334 07:50:08.074088  Grunt/Grunt, BIOS  09/05/2019
 4335 07:50:08.076612  
 4336 07:50:08.081360  # [   57.115772] RIP: 0010:lkdtm_rodata_do_nothing+0x0/0x10
 4337 07:50:08.099877  # [   57.143079] Code: ff ff 9e 1b b7 94 ff ff ff ff 7a c1 58 95 ff ff ff ff e4 02 b7 94 ff ff ff ff 55 aa 55 aa 00 00 00 00 00 00 00 00 00 00 00 00 <e9> 00 00 00 0[   57.924878] BUG: unable to handle page fault for address: 00007ff9767df000
 4338 07:50:08.103648  
 4339 07:50:08.107087  [   57.953924] #PF: supervisor instruction fetch in kernel mode
 4340 07:50:08.113583  0 00 00 00 00 00 00 00 00 00 00 00 54 68 69 73 20 69
 4341 07:50:08.116670  # [   57.184000] RSP: 0018:ffffbe0d416cfe48 EFLAGS: 00010246
 4342 07:50:08.123306  # [   57.211403] RAX: 0000000000000033 RBX: 0000000000000000 RCX: 0000000000000000
 4343 07:50:08.125988  
 4344 07:50:08.136562  # [   57.218525] RDX: 0000000000000000 RSI: ffff9e01aac1[   57.959574] #PF: error_code(0x0011) - permissions violation
 4345 07:50:08.137180  bf70 RDI: ffff9e01aac1bf70
 4346 07:50:08.146413  # [   57.247830] RBP: ffffffff9519c220 R08: 0000000000000000 R09: 0000000000000000
 4347 07:50:08.152980  # [   57.254952] R10: 00000000ffffe000 R11: 3fffffffffffffff R12: 000000000000000c
 4348 07:50:08.165940  # [   57.284258] R13: ffffbe0d416cff10 R14: ffffbe0d416cff10[   57.987319] PGD 103e11067 P4D 103e11067 PUD 1036be067 PMD 1052b2067 PTE 1140bf067
 4349 07:50:08.166567   R[15: ffff9e0185398000
 4350 07:50:08.175632  # [   57.291380] FS:  00007f048234d580(0000) GS:ffff9e01aac00000(0000) knlGS:0000000000000000
 4351 07:50:08.182131  # [   57.321638] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
 4352 07:50:08.191979  # [   57.327373] CR2: ffffffff9519c220 CR3: 00000001053ea000 CR4: 000   58.016975] Oops: 0011 [#10] SMP NOPTI
 4353 07:50:08.192569  00000001506f0
 4354 07:50:08.196276  # [   57.356679] Call Trace:
 4355 07:50:08.199054  # [   57.381316]  ? execute_location+0x48/0x56
 4356 07:50:08.202045  # [   57.407502]  ? direct_entry.cold+0x2c/0x38
 4357 07:50:08.208695  # [   57.433778]  ? full_proxy_write+0x56/0x80
 4358 07:50:08.212283  # [   57.459967]  ? vfs_write+0xea/0x3a0
 4359 07:50:08.221592  # [   57.485634]  ? ksys[   58.042906] CPU: 0 PID: 1781 Comm: cat Tainted: G      D W         5.10.154-cip20 #1
 4360 07:50:08.225846  [   58.072820] Hardware name: Google Grunt/Grunt, BIOS  09/05/2019
 4361 07:50:08.228626  _write+0x68/0xf0
 4362 07:50:08.232457  # [   57.502637]  ? do_syscall_64+0x33/0x40
 4363 07:50:08.238329  # [   57.506381]  ? entry_SYSCALL_64_after_hwframe+0x61/0xc6
 4364 07:50:08.251791  # [   57.511599] Modules linked in: fuse ip_tables cros_ec_sysfs cros_ec_debugfs cros_ec_chardev cros_ec_lightbar cros_ec_dev cros_[   58.078732] RIP: 0010:0x7ff9767df000
 4365 07:50:08.258385  [   58.104483] Code: Unable to access opcode bytes at RIP 0x7ff9767defd6.
 4366 07:50:08.261436  usbpd_notify
 4367 07:50:08.265193  # [   57.524020] CR2: ffffffff9519c220
 4368 07:50:08.268217  # [   57.527331] ---[ end trace 85b1dc041ea261e2 ]---
 4369 07:50:08.271168  # [   57.531944] RIP: 0010:lkdtm_BUG+0x5/0x10
 4370 07:50:08.288039  # [   57.535858] Code: 89 ff e8 6e a3 a3 ff 48 c7 c0 ea ff ff ff eb de 48 c7 c0 ea ff ff ff e9 99 49[   58.110999] RSP: 0018:ffffbe0d41747e50 EFLAGS: 00010246
 4371 07:50:08.293963  [   58.138398] RAX: 0000000000000033 RBX: 0000000000000024 RCX: 0000000000000000
 4372 07:50:08.304378   92 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 a0 06 94 02
 4373 07:50:08.307311  # [   57.554595] RSP: 0018:ffffbe0d408a7e60 EFLAGS: 00010282
 4374 07:50:08.323823  # [   57.559812] RAX: ffffffff944dff70 RBX: 0000000000000001 RCX: 0000000000[   58.145519] RDX: 0000000000000000 RSI: ffff9e01aac1bf70 RDI: ffff9e01aac1bf70
 4375 07:50:08.330585  [   58.174825] RBP: 00007ff9767df000 R08: 0000000000000000 R09: 0000000000000000
 4376 07:50:08.331061  000000
 4377 07:50:08.337062  # [   57.566935] RDX: 0000000000000000 RSI: ffff9e01aac1bf70 RDI: ffffffff9519bd90
 4378 07:50:08.343738  # [   57.574056] RBP: ffffffff955e7408 R08: 0000000000000001 R09: 0000000000000001
 4379 07:50:08.360140  # [   57.581176] R10: 00000000ffffe000 R11: 3fffffffffffffff R12: 00000000000000[   58.181946] R10: 00000000ffffe000 R11: 3fffffffffffffff R12: 000000000000000f
 4380 07:50:08.366952  [   58.211251] R13: ffffbe0d41747f10 R14: ffffbe0d41747f10 R15: ffff9e018527f000
 4381 07:50:08.367553  04
 4382 07:50:08.374046  # [   57.588297] R13: ffffbe0d408a7f10 R14: ffffbe0d408a7f10 R15: ffff9e018470f000
 4383 07:50:08.383274  # [   57.595419] FS:  00007f048234d580(0000) GS:ffff9e01aac00000(0000) knlGS:0000000000000000
 4384 07:50:08.386567  # [   57.603496] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
 4385 07:50:08.396172  # [  [   58.218374] FS:  00007ff9767b5580(0000) GS:ffff9e01aac00000(0000) knlGS:0000000000000000
 4386 07:50:08.402768  [   58.248631] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
 4387 07:50:08.409918   57.609231] CR2: ffffffff9519c220 CR3: 00000001053ea000 CR4: 00000000001506f0
 4388 07:50:08.413379  # EXEC_RODATA: saw 'call trace:': ok
 4389 07:50:08.416462  ok 34 selftests: lkdtm: EXEC_RODATA.sh
 4390 07:50:08.419480  # selftests: lkdtm: EXEC_USERSPACE.sh
 4391 07:50:08.426381  [   58.254367] CR2: 00007ff9767df000 CR3: 0000000104726000 CR4: 00000000001506f0
 4392 07:50:08.429241  [   58.278472] Call Trace:
 4393 07:50:08.432844  [   58.280922]  ? lkdtm_EXEC_USERSPACE.cold+0x69/0xae
 4394 07:50:08.435619  [   58.285706]  ? direct_entry.cold+0x2c/0x38
 4395 07:50:08.438918  
 4396 07:50:08.442030  [   58.289797]  ? full_proxy_write+0x56/0x80
 4397 07:50:08.445644  [   58.293799]  ? vfs_write+0xea/0x3a0
 4398 07:50:08.448999  [   58.297282]  ? ksys_write+0x68/0xf0
 4399 07:50:08.452194  [   58.300768]  ? do_syscall_64+0x33/0x40
 4400 07:50:08.459276  [   58.304512]  ? entry_SYSCALL_64_after_hwframe+0x61/0xc6
 4401 07:50:08.468792  [   58.309733] Modules linked in: fuse ip_tables cros_ec_sysfs cros_ec_debugfs cros_ec_chardev cros_ec_lightbar cros_ec_dev cros_usbpd_notify
 4402 07:50:08.472001  [   58.322150] CR2: 00007ff9767df000
 4403 07:50:08.478281  [   58.325503] ---[ end trace 85b1dc041ea261e3 ]---
 4404 07:50:08.481690  [   58.330131] RIP: 0010:lkdtm_BUG+0x5/0x10
 4405 07:50:08.501368  [   58.334139] Code: 89 ff e8 6e a3 a3 ff 48 c7 c0 ea ff ff ff eb de 48 c7 c0 ea ff ff ff e9 99 49 92 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 a0 06 94 02
 4406 07:50:08.505398  [   58.352901] RSP: 0018:ffffbe0d408a7e60 EFLAGS: 00010282
 4407 07:50:08.511553  [   58.358189] RAX: ffffffff944dff70 RBX: 0000000000000001 RCX: 0000000000000000
 4408 07:50:08.521804  [   58.365366] RDX: 0000000000000000 RSI: ffff9e01aac1bf70 RDI: ffffffff9519bd90
 4409 07:50:08.527882  [   58.372552] RBP: ffffffff955e7408 R08: 0000000000000001 R09: 0000000000000001
 4410 07:50:08.534662  [   58.379722] R10: 00000000ffffe000 R11: 3fffffffffffffff R12: 0000000000000004
 4411 07:50:08.541142  [   58.386903] R13: ffffbe0d408a7f10 R14: ffffbe0d408a7f10 R15: ffff9e018470f000
 4412 07:50:08.550887  [   58.394084] FS:  00007ff9767b5580(0000) GS:ffff9e01aac00000(0000) knlGS:0000000000000000
 4413 07:50:08.554104  [   58.402193] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
 4414 07:50:08.563953  [   58.407966] CR2: 00007ff9767df000 CR3: 0000000104726000 CR4: 00000000001506f0
 4415 07:50:08.711703  [   58.558630] lkdtm: Performing direct entry EXEC_NULL
 4416 07:50:08.712305  # Killed
 4417 07:50:08.718117  # [   57.835449] lkdtm: Performing direct entry EXEC_USERSPACE
 4418 07:50:08.724570  # [   57.840864] lkdtm: attempting ok execution at ffffffff944e0340
 4419 07:50:08.731141  # [   57.868885] lkdtm: attempting bad execution at 00007ff9767df000
 4420 07:50:08.738097  # [   57.897021] unable to execute userspac[   58.563600] lkdtm: attempting ok execution at ffffffff944e0340
 4421 07:50:08.741015  e code (SMEP?) (uid: 0)
 4422 07:50:08.747754  # [   57.924878] BUG: unable to handle page fault for address: 00007ff9767df000
 4423 07:50:08.754622  # [   57.953924] #PF: supervisor instruction fetch in kernel mode
 4424 07:50:08.760993  # [   57.959574] #PF: error_code(0x0011) - permissions violation
 4425 07:50:08.767361  # [   57.987319] [   58.591627] lkdtm: attempting bad execution at 0000000000000000
 4426 07:50:08.774107  PGD 103e11067 P4D 103e11067 PUD 1036be067 PMD 1052b2067 PTE 1140bf067
 4427 07:50:08.777318  # [   58.016975] Oops: 0011 [#10] SMP NOPTI
 4428 07:50:08.783746  # [   58.042906] CPU: 0 PID: 1781 Comm: cat Tainted: G      D W         5.10.154-cip20 #1
 4429 07:50:08.796948  # [   58.072820] Hardware name: Google Grunt/Grun[   58.619769] BUG: kernel NULL pointer dereference, address: 0000000000000000
 4430 07:50:08.804087  [   58.648836] #PF: supervisor instruction fetch in kernel mode
 4431 07:50:08.804670  t, BIOS  09/05/2019
 4432 07:50:08.806808  # [   58.078732] RIP: 0010:0x7ff9767df000
 4433 07:50:08.814064  # [   58.104483] Code: Unable to access opcode bytes at RIP 0x7ff9767defd6.
 4434 07:50:08.820483  # [   58.110999] RSP: 0018:ffffbe0d41747e50 EFLAGS: 00010246
 4435 07:50:08.829876  # [   58.138398] RAX: 0000000000000033 RBX: 000000000[   58.654485] #PF: error_code(0x0010) - not-present page
 4436 07:50:08.833210  0000024 RCX: 0000000000000000
 4437 07:50:08.840114  # [   58.145519] RDX: 0000000000000000 RSI: ffff9e01aac1bf70 RDI: ffff9e01aac1bf70
 4438 07:50:08.846721  # [   58.174825] RBP: 00007ff9767df000 R08: 0000000000000000 R09: 0000000000000000
 4439 07:50:08.852916  # [   58.181946] R10: 00000000ffffe000 R11: 3ffffffffffff[   58.681797] PGD 0 P4D 0 
 4440 07:50:08.856614  ff[f R12: 000000000000000f
 4441 07:50:08.862782  # [   58.211251] R13: ffffbe0d41747f10 R14: ffffbe0d41747f10 R15: ffff9e018527f000
 4442 07:50:08.872759  # [   58.218374] FS:  00007ff9767b5580(0000) GS:ffff9e01aac00000(0000) knlGS:0000000000000000
 4443 07:50:08.879209  # [   58.248631] CS:  0010 DS: 0000 ES: 0000 CR0:    58.706514] Oops: 0010 [#11] SMP NOPTI
 4444 07:50:08.882044  0000000080050033
 4445 07:50:08.888719  # [   58.254367] CR2: 00007ff9767df000 CR3: 0000000104726000 CR4: 00000000001506f0
 4446 07:50:08.891994  # [   58.278472] Call Trace:
 4447 07:50:08.895043  # [   58.280922]  ? lkdtm_EXEC_USERSPACE.cold+0x69/0xae
 4448 07:50:08.901915  # [   58.285706]  ? direct_entry.cold+0x2c/0x38
 4449 07:50:08.908740  # [   58.289797]  [   58.732444] CPU: 0 PID: 1817 Comm: cat Tainted: G      D W         5.10.154-cip20 #1
 4450 07:50:08.915561  [   58.762356] Hardware name: Google Grunt/Grunt, BIOS  09/05/2019
 4451 07:50:08.918732  ? full_proxy_write+0x56/0x80
 4452 07:50:08.921839  # [   58.293799]  ? vfs_write+0xea/0x3a0
 4453 07:50:08.925154  # [   58.297282]  ? ksys_write+0x68/0xf0
 4454 07:50:08.928447  # [   58.300768]  ? do_syscall_64+0x33/0x40
 4455 07:50:08.935165  # [   58.304512]  ? entry_SYSCALL_64_after_hwframe+0x61/0xc6
 4456 07:50:08.941789  # [   58.309733] Modules linked in:[   58.768266] RIP: 0010:0x0
 4457 07:50:08.951519   fuse ip_tables cros_ec_sysfs cros_ec_debugfs cros_ec_chardev cros_ec_lightbar cros_ec_dev cros_usbpd_notify
 4458 07:50:08.955096  # [   58.322150] CR2: 00007ff9767df000
 4459 07:50:08.958024  # [   58.325503] ---[ end trace 85b1dc041ea261e3 ]---
 4460 07:50:08.961641  # [   58.330131] RIP: 0010:lkdtm_BUG+0x5/0x10
 4461 07:50:08.971621  # [ [   58.793065] Code: Unable to access opcode bytes at RIP 0xffffffffffffffd6.
 4462 07:50:08.988320    58.334139] Code: 89 ff e8 6e a3 a3 ff 48 c7 c0 ea ff ff ff eb de 48 c7 c0 ea ff ff ff e9 99 49 92 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 a0 06 94 02
 4463 07:50:08.997605  # [   58.352901] RSP: 0018:ffffbe0d408a7e6[   58.822119] RSP: 0018:ffffbe0d417afe48 EFLAGS: 00010246
 4464 07:50:09.004375  [   58.849519] RAX: 0000000000000033 RBX: 0000000000000000 RCX: 0000000000000000
 4465 07:50:09.007797  0 EFLAGS: 00010282
 4466 07:50:09.014238  # [   58.358189] RAX: ffffffff944dff70 RBX: 0000000000000001 RCX: 0000000000000000
 4467 07:50:09.020653  # [   58.365366] RDX: 0000000000000000 RSI: ffff9e01aac1bf70 RDI: ffffffff9519bd90
 4468 07:50:09.033740  # [   58.372552] RBP: ffffffff955e7408 R08: 0000000000000001 R09: 00[   58.856642] RDX: 0000000000000000 RSI: ffff9e01aac1bf70 RDI: ffff9e01aac1bf70
 4469 07:50:09.039932  [   58.885947] RBP: 0000000000000000 R08: 0000000000000000 R09: 0000000000000000
 4470 07:50:09.040009  00000000000001
 4471 07:50:09.043802  
 4472 07:50:09.049920  # [   58.379722] R10: 00000000ffffe000 R11: 3fffffffffffffff R12: 0000000000000004
 4473 07:50:09.056742  # [   58.386903] R13: ffffbe0d408a7f10 R14: ffffbe0d408a7f10 R15: ffff9e018470f000
 4474 07:50:09.069744  # [   58.394084] FS:  00007ff9767b5580(0000) GS:ffff9e01aac00000(0000) k[   58.893069] R10: 00000000ffffe000 R11: 3fffffffffffffff R12: 000000000000000a
 4475 07:50:09.077250  [   58.922373] R13: ffffbe0d417aff10 R14: ffffbe0d417aff10 R15: ffff9e01848e2000
 4476 07:50:09.079990  nlGS:0000000000000000
 4477 07:50:09.086134  # [   58.402193] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
 4478 07:50:09.093698  # [   58.407966] CR2: 00007ff9767df000 CR3: 0000000104726000 CR4: 00000000001506f0
 4479 07:50:09.096324  # EXEC_USERSPACE: saw 'call trace:': ok
 4480 07:50:09.106182  ok 35 selftests: lkdtm: EXEC_USERSPACE.s[   58.929494] FS:  00007f80dde37580(0000) GS:ffff9e01aac00000(0000) knlGS:0000000000000000
 4481 07:50:09.113062  [   58.959753] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
 4482 07:50:09.113576  h
 4483 07:50:09.117263  # selftests: lkdtm: EXEC_NULL.sh
 4484 07:50:09.123141  [   58.965488] CR2: ffffffffffffffd6 CR3: 0000000101f84000 CR4: 00000000001506f0
 4485 07:50:09.126360  [   58.975813] Call Trace:
 4486 07:50:09.129565  [   58.978264]  execute_location+0x48/0x56
 4487 07:50:09.133448  [   58.982097]  direct_entry.cold+0x2c/0x38
 4488 07:50:09.136431  [   58.986016]  full_proxy_write+0x56/0x80
 4489 07:50:09.139291  [   58.989850]  vfs_write+0xea/0x3a0
 4490 07:50:09.142708  [   58.993160]  ksys_write+0x68/0xf0
 4491 07:50:09.149459  [   58.996470]  do_syscall_64+0x33/0x40
 4492 07:50:09.152744  [   59.000041]  entry_SYSCALL_64_after_hwframe+0x61/0xc6
 4493 07:50:09.155656  [   59.005085] RIP: 0033:0x7f80ddd128f3
 4494 07:50:09.174946  [   59.008655] Code: 8b 15 a1 25 0e 00 f7 d8 64 89 02 48 c7 c0 ff ff ff ff eb b7 0f 1f 00 64 8b 04 25 18 00 00 00 85 c0 75 14 b8 01 00 00 00 0f 05 <48> 3d 00 f0 ff ff 77 55 c3 0f 1f 40 00 48 83 ec 28 48 89 54 24 18
 4495 07:50:09.181792  [   59.027389] RSP: 002b:00007ffef5c9c9e8 EFLAGS: 00000246 ORIG_RAX: 0000000000000001
 4496 07:50:09.188163  [   59.034947] RAX: ffffffffffffffda RBX: 000000000000000a RCX: 00007f80ddd128f3
 4497 07:50:09.194988  [   59.042068] RDX: 000000000000000a RSI: 00007f80ddc05000 RDI: 0000000000000001
 4498 07:50:09.204759  [   59.049190] RBP: 00007f80ddc05000 R08: 00007f80ddc04010 R09: 0000000000000000
 4499 07:50:09.211839  [   59.056312] R10: fffffffffffffbc5 R11: 0000000000000246 R12: 0000000000000001
 4500 07:50:09.218416  [   59.063434] R13: 0000000000000001 R14: 0000000000020000 R15: 0000000000020000
 4501 07:50:09.231735  [   59.070559] Modules linked in: fuse ip_tables cros_ec_sysfs cros_ec_debugfs cros_ec_chardev cros_ec_lightbar cros_ec_dev cros_usbpd_notify
 4502 07:50:09.235333  [   59.082981] CR2: 0000000000000000
 4503 07:50:09.238154  [   59.086345] ---[ end trace 85b1dc041ea261e4 ]---
 4504 07:50:09.242006  [   59.090983] RIP: 0010:lkdtm_BUG+0x5/0x10
 4505 07:50:09.261609  [   59.095017] Code: 89 ff e8 6e a3 a3 ff 48 c7 c0 ea ff ff ff eb de 48 c7 c0 ea ff ff ff e9 99 49 92 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 a0 06 94 02
 4506 07:50:09.267726  [   59.113778] RSP: 0018:ffffbe0d408a7e60 EFLAGS: 00010282
 4507 07:50:09.274258  [   59.119061] RAX: ffffffff944dff70 RBX: 0000000000000001 RCX: 0000000000000000
 4508 07:50:09.280761  [   59.126223] RDX: 0000000000000000 RSI: ffff9e01aac1bf70 RDI: ffffffff9519bd90
 4509 07:50:09.287107  [   59.133383] RBP: ffffffff955e7408 R08: 0000000000000001 R09: 0000000000000001
 4510 07:50:09.294197  [   59.140527] R10: 00000000ffffe000 R11: 3fffffffffffffff R12: 0000000000000004
 4511 07:50:09.303829  [   59.147691] R13: ffffbe0d408a7f10 R14: ffffbe0d408a7f10 R15: ffff9e018470f000
 4512 07:50:09.310621  [   59.154837] FS:  00007f80dde37580(0000) GS:ffff9e01aac00000(0000) knlGS:0000000000000000
 4513 07:50:09.317021  [   59.162952] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
 4514 07:50:09.323128  [   59.168707] CR2: ffffffffffffffd6 CR3: 0000000101f84000 CR4: 00000000001506f0
 4515 07:50:09.508303  [   59.354855] lkdtm: Performing direct entry ACCESS_USERSPACE
 4516 07:50:09.508896  # Killed
 4517 07:50:09.514256  # [   58.558630] lkdtm: Performing direct entry EXEC_NULL
 4518 07:50:09.520992  # [   58.563600] lkdtm: attempting ok execution at ffffffff944e0340
 4519 07:50:09.527839  # [   58.591627] lkdtm: attempting bad execution at 0000000000000000
 4520 07:50:09.537650  # [   58.619769] BUG: kernel NULL pointer derefe[   59.360441] lkdtm: attempting bad read at 00007fc29cb4c000
 4521 07:50:09.538240  rence, address: 0000000000000000
 4522 07:50:09.544355  # [   58.648836] #PF: supervisor instruction fetch in kernel mode
 4523 07:50:09.550431  # [   58.654485] #PF: error_code(0x0010) - not-present page
 4524 07:50:09.553638  # [   58.681797] PGD 0 P4D 0 
 4525 07:50:09.557183  # [   58.706514] Oops: 0010 [#11] SMP NOPTI
 4526 07:50:09.563937  # [   58.732444] C[   59.388115] lkdtm: FAIL: survived bad read
 4527 07:50:09.567096  PU: 0 PID: 1817 Comm: cat Tainted: G      D W         5.10.154-cip20 #1
 4528 07:50:09.573599  # [   58.762356] Hardware name: Google Grunt/Grunt, BIOS  09/05/2019
 4529 07:50:09.576792  # [   58.768266] RIP: 0010:0x0
 4530 07:50:09.582943  # [   58.793065] Code: Unable to access opcode bytes at RIP 0xffffffffffffffd6.
 4531 07:50:09.589841  [   59.414399] lkdtm: attempting bad write at 00007fc29cb4c000
 4532 07:50:09.596483  # [   58.822119] RSP: 0018:ffffbe0d417afe48 EFLAGS: 00010246
 4533 07:50:09.603134  # [   58.849519] RAX: 0000000000000033 RBX: 0000000000000000 RCX: 0000000000000000
 4534 07:50:09.609430  # [   58.856642] RDX: 0000000000000000 RSI: ffff9e01aac1bf70 RDI: ffff9e01aac1bf70
 4535 07:50:09.616382  # [   58.885947] RBP: 0000[   59.442133] lkdtm: FAIL: survived bad write
 4536 07:50:09.619769  000000000000 R08: 0000000000000000 R09: 0000000000000000
 4537 07:50:09.622588  
 4538 07:50:09.629590  # [   58.893069] R10: 00000000ffffe000 R11: 3fffffffffffffff R12: 000000000000000a
 4539 07:50:09.636033  # [   58.922373] R13: ffffbe0d417aff10 R14: ffffbe0d417aff10 R15: ffff9e01848e2000
 4540 07:50:09.643265  # [   58.929494] FS:  00007f80dde37580(0000) GS:ffff9e01aac00000(0000) knlGS:0000000000000000
 4541 07:50:09.648879  # [   58.959753] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
 4542 07:50:09.655872  # [   58.965488] CR2: ffffffffffffffd6 CR3: 0000000101f84000 CR4: 00000000001506f0
 4543 07:50:09.658746  # [   58.975813] Call Trace:
 4544 07:50:09.661945  # [   58.978264]  execute_location+0x48/0x56
 4545 07:50:09.668797  # [   58.982097]  direct_entry.cold+0x2c/0x38
 4546 07:50:09.671936  # [   58.986016]  full_proxy_write+0x56/0x80
 4547 07:50:09.675196  # [   58.989850]  vfs_write+0xea/0x3a0
 4548 07:50:09.678905  # [   58.993160]  ksys_write+0x68/0xf0
 4549 07:50:09.682201  # [   58.996470]  do_syscall_64+0x33/0x40
 4550 07:50:09.688869  # [   59.000041]  entry_SYSCALL_64_after_hwframe+0x61/0xc6
 4551 07:50:09.691750  # [   59.005085] RIP: 0033:0x7f80ddd128f3
 4552 07:50:09.711396  # [   59.008655] Code: 8b 15 a1 25 0e 00 f7 d8 64 89 02 48 c7 c0 ff ff ff ff eb b7 0f 1f 00 64 8b 04 25 18 00 00 00 85 c0 75 14 b8 01 00 00 00 0f 05 <48> 3d 00 f0 ff ff 77 55 c3 0f 1f 40 00 48 83 ec 28 48 89 54 24 18
 4553 07:50:09.718294  # [   59.027389] RSP: 002b:00007ffef5c9c9e8 EFLAGS: 00000246 ORIG_RAX: 0000000000000001
 4554 07:50:09.725057  # [   59.034947] RAX: ffffffffffffffda RBX: 000000000000000a RCX: 00007f80ddd128f3
 4555 07:50:09.731184  # [   59.042068] RDX: 000000000000000a RSI: 00007f80ddc05000 RDI: 0000000000000001
 4556 07:50:09.741416  # [   59.049190] RBP: 00007f80ddc05000 R08: 00007f80ddc04010 R09: 0000000000000000
 4557 07:50:09.747865  # [   59.056312] R10: fffffffffffffbc5 R11: 0000000000000246 R12: 0000000000000001
 4558 07:50:09.754175  # [   59.063434] R13: 0000000000000001 R14: 0000000000020000 R15: 0000000000020000
 4559 07:50:09.767345  # [   59.070559] Modules linked in: fuse ip_tables cros_ec_sysfs cros_ec_debugfs cros_ec_chardev cros_ec_lightbar cros_ec_dev cros_usbpd_notify
 4560 07:50:09.770455  # [   59.082981] CR2: 0000000000000000
 4561 07:50:09.774081  # [   59.086345] ---[ end trace 85b1dc041ea261e4 ]---
 4562 07:50:09.780574  # [   59.090983] RIP: 0010:lkdtm_BUG+0x5/0x10
 4563 07:50:09.797017  # [   59.095017] Code: 89 ff e8 6e a3 a3 ff 48 c7 c0 ea ff ff ff eb de 48 c7 c0 ea ff ff ff e9 99 49 92 00 48 c7 c0 f4 ff ff ff eb c9 0f 1f 44 00 00 <0f> 0b 66 0f 1f [   59.644030] lkdtm: Performing direct entry ACCESS_NULL
 4564 07:50:09.803818  84 00 00 00 00 00 0f 1f 44 00 00 83 05 a0 06 94 02
 4565 07:50:09.806710  # [   59.113778] RSP: 0018:ffffbe0d408a7e60 EFLAGS: 00010282
 4566 07:50:09.816686  # [   59.119061] RAX: ffffffff944dff70 RBX: 0000000000000001 RCX: 0000000000000000
 4567 07:50:09.826629  # [   59.126223] RDX: 0000000000000000 RSI: ffff9e01aac1bf[   59.651214] lkdtm: attempting bad read at 0000000000000000
 4568 07:50:09.829766  70 RDI: ffffffff9519bd90
 4569 07:50:09.836342  # [   59.133383] RBP: ffffffff955e7408 R08: 0000000000000001 R09: 0000000000000001
 4570 07:50:09.843359  # [   59.140527] R10: 00000000ffffe000 R11: 3fffffffffffffff R12: 0000000000000004
 4571 07:50:09.856439  # [   59.147691] R13: ffffbe0d408a7f10 R14: ffffbe0d408a7f10 R[   59.678871] BUG: kernel NULL pointer dereference, address: 0000000000000000
 4572 07:50:09.856898  15: ffff9e018470f000
 4573 07:50:09.866179  # [   59.154837] FS:  00007f80dde37580(0000) GS:ffff9e01aac00000(0000) knlGS:0000000000000000
 4574 07:50:09.873042  # [   59.162952] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
 4575 07:50:09.883193  # [   59.168707] CR2: ffffffffffffffd6 CR3: 0000000101f84000 CR4: 00000[   59.707981] #PF: supervisor read access in kernel mode
 4576 07:50:09.889235  [   59.735296] #PF: error_code(0x0000) - not-present page
 4577 07:50:09.889743  000001506f0
 4578 07:50:09.892829  # EXEC_NULL: saw 'call trace:': ok
 4579 07:50:09.896120  ok 36 selftests: lkdtm: EXEC_NULL.sh
 4580 07:50:09.899155  # selftests: lkdtm: ACCESS_USERSPACE.sh
 4581 07:50:09.905988  # [   59.354855] lkdtm: Performing direct entry ACCESS_USERSPACE
 4582 07:50:09.912306  # [   59.360441] lkdtm: attempting bad read at 00007fc29cb4c00[   59.740424] PGD 0 P4D 0 
 4583 07:50:09.912777  0
 4584 07:50:09.913146  [
 4585 07:50:09.915643  # [   59.388115] lkdtm: FAIL: survived bad read
 4586 07:50:09.922594  # [   59.414399] lkdtm: attempting bad write at 00007fc29cb4c000
 4587 07:50:09.928957  # [   59.442133] lkdtm: FAIL: survived bad write
 4588 07:50:09.932125  # ACCESS_USERSPACE: missing 'call trace:': [FAIL]
 4589 07:50:09.938635  not ok 37 selftests: lkdtm: ACCESS_US   59.765138] Oops: 0000 [#12] SMP NOPTI
 4590 07:50:09.942044  ERSPACE.sh # exit=1
 4591 07:50:09.942474  # selftests: lkdtm: ACCESS_NULL.sh
 4592 07:50:09.952219  [   59.791069] CPU: 0 PID: 1886 Comm: cat Tainted: G      D W         5.10.154-cip20 #1
 4593 07:50:09.958608  [   59.803735] Hardware name: Google Grunt/Grunt, BIOS  09/05/2019
 4594 07:50:09.961772  [   59.809648] RIP: 0010:lkdtm_ACCESS_NULL+0x14/0x53
 4595 07:50:09.981330  [   59.814346] Code: 08 99 fd ff be 00 10 00 00 48 89 ef e8 e7 6c 39 ff e9 69 ff ff ff 0f 1f 44 00 00 53 31 f6 48 c7 c7 98 ce 58 95 e8 e2 98 fd ff <48> 8b 1c 25 00 00 00 00 b8 de c0 de c0 48 c7 c7 c0 ce 58 95 48 01
 4596 07:50:09.984809  [   59.833083] RSP: 0018:ffffbe0d418dfe58 EFLAGS: 00010246
 4597 07:50:09.992060  [   59.838301] RAX: 000000000000002e RBX: 0000000000000027 RCX: 0000000000000000
 4598 07:50:10.001255  [   59.845422] RDX: 0000000000000000 RSI: ffff9e01aac1bf70 RDI: ffff9e01aac1bf70
 4599 07:50:10.008178  [   59.852544] RBP: ffffffff9558bf89 R08: 0000000000000000 R09: 0000000000000000
 4600 07:50:10.014394  [   59.859666] R10: 00000000ffffe000 R11: 3fffffffffffffff R12: 000000000000000c
 4601 07:50:10.021202  [   59.866787] R13: ffffbe0d418dff10 R14: ffffbe0d418dff10 R15: ffff9e0183e18000
 4602 07:50:10.030758  [   59.873909] FS:  00007f4442306580(0000) GS:ffff9e01aac00000(0000) knlGS:0000000000000000
 4603 07:50:10.034721  [   59.881984] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
 4604 07:50:10.040551  [   59.887719] CR2: 0000000000000000 CR3: 00000001047e2000 CR4: 00000000001506f0
 4605 07:50:10.043888  [   59.894840] Call Trace:
 4606 07:50:10.047634  [   59.897286]  direct_entry.cold+0x2c/0x38
 4607 07:50:10.054676  [   59.901205]  full_proxy_write+0x56/0x80
 4608 07:50:10.057402  [   59.905038]  vfs_write+0xea/0x3a0
 4609 07:50:10.061015  [   59.908348]  ksys_write+0x68/0xf0
 4610 07:50:10.063661  [   59.911660]  do_syscall_64+0x33/0x40
 4611 07:50:10.067007  [   59.915230]  entry_SYSCALL_64_after_hwframe+0x61/0xc6
 4612 07:50:10.070394  [   59.920273] RIP: 0033:0x7f44421e28f3
 4613 07:50:10.090255  [   59.923844] Code: 8b 15 a1 25 0e 00 f7 d8 64 89 02 48 c7 c0 ff ff ff ff eb b7 0f 1f 00 64 8b 04 25 18 00 00 00 85 c0 75 14 b8 01 00 00 00 0f 05 <48> 3d 00 f0 ff ff 77 55 c3 0f 1f 40 00 48 83 ec 28 48 89 54 24 18
 4614 07:50:10.096695  [   59.942581] RSP: 002b:00007ffd229d9e58 EFLAGS: 00000246 ORIG_RAX: 0000000000000001
 4615 07:50:10.103058  [   59.950137] RAX: ffffffffffffffda RBX: 000000000000000c RCX: 00007f44421e28f3
 4616 07:50:10.112930  [   59.957259] RDX: 000000000000000c RSI: 00007f44420d5000 RDI: 0000000000000001
 4617 07:50:10.119985  [   59.964381] RBP: 00007f44420d5000 R08: 00007f44420d4010 R09: 0000000000000000
 4618 07:50:10.126283  [   59.971504] R10: fffffffffffffbc5 R11: 0000000000000246 R12: 0000000000000001
 4619 07:50:10.133538  [   59.978626] R13: 0000000000000001 R14: 0000000000020000 R15: 0000000000020000
 4620 07:50:10.146714  [   59.985752] Modules linked in: fuse ip_tables cros_ec_sysfs cros_ec_debugfs cros_ec_chardev cros_ec_lightbar cros_ec_dev cros_usbpd_notify
 4621 07:50:10.149453  [   59.998172] CR2: 0000000000000000
 4622 07:50:10.152868  [   60.001533] ---[ end trace 85b1dc041ea261e5 ]---
 4623 07:50:10.156048  [   60.006168] RIP: 0010:lkdtm_BUG+0x5/0x10
 4624 07:50:10.159071  
 4625 07:50:10.175988  [   60.010190] Code: 89 ff e8 6e a3 a3 ff 48 c7 c0 ea ff ff ff eb de 48 c7 c0 ea ff ff ff e9 99 49 92 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 a0 06 94 02
 4626 07:50:10.182813  [   60.028956] RSP: 0018:ffffbe0d408a7e60 EFLAGS: 00010282
 4627 07:50:10.189325  [   60.034247] RAX: ffffffff944dff70 RBX: 0000000000000001 RCX: 0000000000000000
 4628 07:50:10.195343  [   60.041417] RDX: 0000000000000000 RSI: ffff9e01aac1bf70 RDI: ffffffff9519bd90
 4629 07:50:10.202237  [   60.048587] RBP: ffffffff955e7408 R08: 0000000000000001 R09: 0000000000000001
 4630 07:50:10.212282  [   60.055768] R10: 00000000ffffe000 R11: 3fffffffffffffff R12: 0000000000000004
 4631 07:50:10.218701  [   60.062941] R13: ffffbe0d408a7f10 R14: ffffbe0d408a7f10 R15: ffff9e018470f000
 4632 07:50:10.225525  [   60.070104] FS:  00007f4442306580(0000) GS:ffff9e01aac00000(0000) knlGS:0000000000000000
 4633 07:50:10.232499  [   60.078214] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
 4634 07:50:10.238084  [   60.083996] CR2: 0000000000000000 CR3: 00000001047e2000 CR4: 00000000001506f0
 4635 07:50:10.399018  [   60.246769] lkdtm: Performing direct entry WRITE_RO
 4636 07:50:10.399172  # Killed
 4637 07:50:10.405753  # [   59.644030] lkdtm: Performing direct entry ACCESS_NULL
 4638 07:50:10.412285  # [   59.651214] lkdtm: attempting bad read at 0000000000000000
 4639 07:50:10.419120  # [   59.678871] BUG: kernel NULL pointer dereference, address: 0000000000000000
 4640 07:50:10.428743  # [   59.707981] #PF: supervisor read [   60.251663] lkdtm: attempting bad rodata write at ffffffff9519c210
 4641 07:50:10.428832  access in kernel mode
 4642 07:50:10.435070  # [   59.735296] #PF: error_code(0x0000) - not-present page
 4643 07:50:10.438744  # [   59.740424] PGD 0 P4D 0 
 4644 07:50:10.441986  # [   59.765138] Oops: 0000 [#12] SMP NOPTI
 4645 07:50:10.448535  # [   59.791069] CPU: 0 PID: 1886 Comm: cat Tainted: G      D W         5.10.154-cip20 #1
 4646 07:50:10.454948  # [  [   60.280031] BUG: unable to handle page fault for address: ffffffff9519c210
 4647 07:50:10.461836   59.803735] Hardware name: Google Grunt/Grunt, BIOS  09/05/2019
 4648 07:50:10.468572  # [   59.809648] RIP: 0010:lkdtm_ACCESS_NULL+0x14/0x53
 4649 07:50:10.484724  # [   59.814346] Code: 08 99 fd ff be 00 10 00 00 48 89 ef e8 e7 6c 39 ff e9 69 ff ff ff 0f 1f 44 00 00 53 31 f6 48 c7 c7 98 ce 58 95 e[   60.309056] #PF: supervisor write access in kernel mode
 4650 07:50:10.488355  [   60.336456] #PF: error_code(0x0003) - permissions violation
 4651 07:50:10.498219  8 e2 98 fd ff <48> 8b 1c 25 00 00 00 00 b8 de c0 de c0 48 c7 c7 c0 ce 58 95 48 01
 4652 07:50:10.501271  # [   59.833083] RSP: 0018:ffffbe0d418dfe58 EFLAGS: 00010246
 4653 07:50:10.507772  # [   59.838301] RAX: 000000000000002e RBX: 0000000000000027 RCX: 0000000000000000
 4654 07:50:10.517708  # [   59.845422] RDX: 00000[   60.342018] PGD 123229067 P4D 123229067 PUD 12322a063 PMD 8000000122a001e1 
 4655 07:50:10.525040  00000000000 RSI: ffff9e01aac1bf70 RDI: ffff9e01aac1bf70
 4656 07:50:10.530943  # [   59.852544] RBP: ffffffff9558bf89 R08: 0000000000000000 R09: 0000000000000000
 4657 07:50:10.537649  # [   59.859666] R10: 00000000ffffe000 R11: 3fffffffffffffff R12: 000000000000000c
 4658 07:50:10.543866  # [   59.866787] R13: ffffbe0d4[   60.371151] Oops: 0003 [#13] SMP NOPTI
 4659 07:50:10.547296  18dff10 R14: ffffbe0d418dff10 R15: ffff9e0183e18000
 4660 07:50:10.557298  # [   59.873909] FS:  00007f4442306580(0000) GS:ffff9e01aac00000(0000) knlGS:0000000000000000
 4661 07:50:10.563885  # [   59.881984] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
 4662 07:50:10.573805  # [   59.887719] CR2: 0000000000000000 C[   60.397081] CPU: 0 PID: 1921 Comm: cat Tainted: G      D W         5.10.154-cip20 #1
 4663 07:50:10.581401  [   60.426994] Hardware name: Google Grunt/Grunt, BIOS  09/05/2019
 4664 07:50:10.583765  R3: 00000001047e2000 CR4: 00000000001506f0
 4665 07:50:10.586527  # [   59.894840] Call Trace:
 4666 07:50:10.590175  # [   59.897286]  direct_entry.cold+0x2c/0x38
 4667 07:50:10.593848  # [   59.901205]  full_proxy_write+0x56/0x80
 4668 07:50:10.596949  # [   59.905038]  vfs_write+0xea/0x3a0
 4669 07:50:10.600267  # [   59.908348]  ksys_write+0x68/0xf0
 4670 07:50:10.606615  # [   59.[   60.432909] RIP: 0010:lkdtm_WRITE_RO+0x2e/0x3a
 4671 07:50:10.610246  911660]  do_syscall_64+0x33/0x40
 4672 07:50:10.616576  # [   59.915230]  entry_SYSCALL_64_after_hwframe+0x61/0xc6
 4673 07:50:10.619896  # [   59.920273] RIP: 0033:0x7f44421e28f3
 4674 07:50:10.645922  # [   59.923844] Code: 8b 15 a1 25 0e 00 f7 d8 64 89 02 48 c7 c0 ff ff ff ff eb b7 0f 1f 00 64 8b 04 25 18 00 00 00 85 [   60.459522] Code: 00 48 c7 c7 78 cd 58 95 48 c7 c6 10 c2 19 95 e8 8c 9b fd ff 48 8b 05 e1 bb 62 00 ba 34 12 cd ab 48 c7 c7 a8 cd 58 95 48 31 d0 <48> 89 05 cb bb 62 00 e9 6a 9b fd ff 0f 1f 44 00 00 48 8b 05 da 8c
 4675 07:50:10.656219  c0[ 75 14 b8 01 00 00 00 0f 05 <48> 3d 00 f0 ff ff 77 55 c3 0f 1f 40 00 48 83 ec 28 48 89 54 24 18
 4676 07:50:10.662835  # [   59.942581] RSP: 002b:00007ffd229d9e58 EFLAGS: 00000246 ORIG_RAX: 0000000000000001
 4677 07:50:10.675722  # [   59.950137] RAX: ffffffffffffffda RBX: 000000000000000c RCX: 00   60.500444] RSP: 0018:ffffbe0d4194fe60 EFLAGS: 00010202
 4678 07:50:10.682368  [   60.527849] RAX: 000000000198b861 RBX: 0000000000000028 RCX: 0000000000000000
 4679 07:50:10.682458  007f44421e28f3
 4680 07:50:10.692027  # [   59.957259] RDX: 000000000000000c RSI: 00007f44420d5000 RDI: 0000000000000001
 4681 07:50:10.698998  # [   59.964381] RBP: 00007f44420d5000 R08: 00007f44420d4010 R09: 0000000000000000
 4682 07:50:10.712150  # [   59.971504] R10: fffffffffffffbc5 R11: 0000000000000246 R12: 000000[   60.534972] RDX: 00000000abcd1234 RSI: ffff9e01aac1bf70 RDI: ffffffff9558cda8
 4683 07:50:10.718888  [   60.564277] RBP: ffffffff9558bf95 R08: 0000000000000000 R09: 0000000000000000
 4684 07:50:10.718975  0000000001
 4685 07:50:10.728619  # [   59.978626] R13: 0000000000000001 R14: 0000000000020000 R15: 0000000000020000
 4686 07:50:10.738252  # [   59.985752] Modules linked in: fuse ip_tables cros_ec_sysfs cros_ec_debugfs cros_ec_chardev cros_ec_lightbar cros_ec_dev cros_usbpd_notify
 4687 07:50:10.748622  # [   59.998172[   60.571399] R10: 00000000ffffe000 R11: 3fffffffffffffff R12: 0000000000000009
 4688 07:50:10.754819  [   60.600705] R13: ffffbe0d4194ff10 R14: ffffbe0d4194ff10 R15: ffff9e01847ea000
 4689 07:50:10.758492  ] CR2: 0000000000000000
 4690 07:50:10.761359  # [   60.001533] ---[ end trace 85b1dc041ea261e5 ]---
 4691 07:50:10.765013  # [   60.006168] RIP: 0010:lkdtm_BUG+0x5/0x10
 4692 07:50:10.784432  # [   60.010190] Code: 89 ff e8 6e a3 a3 ff 48 c7 c0 ea ff ff ff eb de 48 c7 c0 ea ff ff ff e9 99 49 92 00 48 c7 c0 f4 ff ff ff e[   60.607829] FS:  00007f67f3495580(0000) GS:ffff9e01aac00000(0000) knlGS:0000000000000000
 4693 07:50:10.791464  [   60.638088] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
 4694 07:50:10.798589  b c9 0f 1f 44 00 00 <0f> 0b 66 0f 1f 84 00 00 00 00 00 0f 1f 44 00 00 83 05 a0 06 94 02
 4695 07:50:10.804838  # [   60.028956] RSP: 0018:ffffbe0d408a7e60 EFLAGS: 00010282
 4696 07:50:10.810781  # [   60.034247] RAX: ffffffff944dff70 RBX: 0000000000000001 RCX: 0000000000000000
 4697 07:50:10.820736  # [   60.041417] RDX:[   60.643824] CR2: ffffffff9519c210 CR3: 0000000103e1a000 CR4: 00000000001506f0
 4698 07:50:10.824123  [   60.673129] Call Trace:
 4699 07:50:10.827174   0000000000000000 RSI: ffff9e01aac1bf70 RDI: ffffffff9519bd90
 4700 07:50:10.834019  # [   60.048587] RBP: ffffffff955e7408 R08: 0000000000000001 R09: 0000000000000001
 4701 07:50:10.837068  
 4702 07:50:10.843869  # [   60.055768] R10: 00000000ffffe000 R11: 3fffffffffffffff R12: 0000000000000004
 4703 07:50:10.850622  # [   60.062941] R13: fff[   60.675576]  direct_entry.cold+0x2c/0x38
 4704 07:50:10.853757  fbe0d408a7f10 R14: ffffbe0d408a7f10 R15: ffff9e018470f000
 4705 07:50:10.863797  # [   60.070104] FS:  00007f4442306580(0000) GS:ffff9e01aac00000(0000) knlGS:0000000000000000
 4706 07:50:10.866756  # [   60.078214] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
 4707 07:50:10.873896  # [   60.083996] CR2: 000000000000[   60.701675]  full_proxy_write+0x56/0x80
 4708 07:50:10.880077  0000 CR3: 00000001047e2000 CR4: 00000000001506f0
 4709 07:50:10.883272  # ACCESS_NULL: saw 'call trace:': ok
 4710 07:50:10.886988  ok 38 selftests: lkdtm: ACCESS_NULL.sh
 4711 07:50:10.890391  # selftests: lkdtm: WRITE_RO.sh
 4712 07:50:10.893681  [   60.727690]  vfs_write+0xea/0x3a0
 4713 07:50:10.896340  [   60.744951]  ksys_write+0x68/0xf0
 4714 07:50:10.899878  [   60.748264]  do_syscall_64+0x33/0x40
 4715 07:50:10.903104  [   60.751835]  entry_SYSCALL_64_after_hwframe+0x61/0xc6
 4716 07:50:10.906589  [   60.756879] RIP: 0033:0x7f67f33728f3
 4717 07:50:10.926465  [   60.760449] Code: 8b 15 a1 25 0e 00 f7 d8 64 89 02 48 c7 c0 ff ff ff ff eb b7 0f 1f 00 64 8b 04 25 18 00 00 00 85 c0 75 14 b8 01 00 00 00 0f 05 <48> 3d 00 f0 ff ff 77 55 c3 0f 1f 40 00 48 83 ec 28 48 89 54 24 18
 4718 07:50:10.932600  [   60.779188] RSP: 002b:00007fffddb79158 EFLAGS: 00000246 ORIG_RAX: 0000000000000001
 4719 07:50:10.942700  [   60.786747] RAX: ffffffffffffffda RBX: 0000000000000009 RCX: 00007f67f33728f3
 4720 07:50:10.949502  [   60.793870] RDX: 0000000000000009 RSI: 00007f67f3265000 RDI: 0000000000000001
 4721 07:50:10.956254  [   60.800992] RBP: 00007f67f3265000 R08: 00007f67f3264010 R09: 0000000000000000
 4722 07:50:10.962566  [   60.808114] R10: fffffffffffffbc5 R11: 0000000000000246 R12: 0000000000000001
 4723 07:50:10.969203  [   60.815236] R13: 0000000000000001 R14: 0000000000020000 R15: 0000000000020000
 4724 07:50:10.982478  [   60.822363] Modules linked in: fuse ip_tables cros_ec_sysfs cros_ec_debugfs cros_ec_chardev cros_ec_lightbar cros_ec_dev cros_usbpd_notify
 4725 07:50:10.985482  [   60.834784] CR2: ffffffff9519c210
 4726 07:50:10.988640  [   60.838097] ---[ end trace 85b1dc041ea261e6 ]---
 4727 07:50:10.995228  [   60.842710] RIP: 0010:lkdtm_BUG+0x5/0x10
 4728 07:50:11.011856  [   60.846626] Code: 89 ff e8 6e a3 a3 ff 48 c7 c0 ea ff ff ff eb de 48 c7 c0 ea ff ff ff e9 99 49 92 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 a0 06 94 02
 4729 07:50:11.018636  [   60.865361] RSP: 0018:ffffbe0d408a7e60 EFLAGS: 00010282
 4730 07:50:11.024953  [   60.870578] RAX: ffffffff944dff70 RBX: 0000000000000001 RCX: 0000000000000000
 4731 07:50:11.031330  [   60.877701] RDX: 0000000000000000 RSI: ffff9e01aac1bf70 RDI: ffffffff9519bd90
 4732 07:50:11.038034  [   60.884823] RBP: ffffffff955e7408 R08: 0000000000000001 R09: 0000000000000001
 4733 07:50:11.046294  [   60.891945] R10: 00000000ffffe000 R11: 3fffffffffffffff R12: 0000000000000004
 4734 07:50:11.055282  [   60.899067] R13: ffffbe0d408a7f10 R14: ffffbe0d408a7f10 R15: ffff9e018470f000
 4735 07:50:11.061371  [   60.906190] FS:  00007f67f3495580(0000) GS:ffff9e01aac00000(0000) knlGS:0000000000000000
 4736 07:50:11.068153  [   60.914267] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
 4737 07:50:11.075042  [   60.920003] CR2: ffffffff9519c210 CR3: 0000000103e1a000 CR4: 00000000001506f0
 4738 07:50:11.084724  [   60.927127] BUG: sleeping function called from invalid context at include/linux/percpu-rwsem.h:49
 4739 07:50:11.091410  [   60.935984] in_atomic(): 0, irqs_disabled(): 1, non_block: 0, pid: 1921, name: cat
 4740 07:50:11.094474  [   60.943540] INFO: lockdep is turned off.
 4741 07:50:11.097821  [   60.947454] irq event stamp: 0
 4742 07:50:11.104755  [   60.950502] hardirqs last  enabled at (0): [<0000000000000000>] 0x0
 4743 07:50:11.111320  [   60.956761] hardirqs last disabled at (0): [<ffffffff93d00cf0>] copy_process+0x640/0x1c80
 4744 07:50:11.120933  [   60.964925] softirqs last  enabled at (0): [<ffffffff93d00cf0>] copy_process+0x640/0x1c80
 4745 07:50:11.127151  [   60.973087] softirqs last disabled at (0): [<0000000000000000>] 0x0
 4746 07:50:11.133958  [   60.979343] CPU: 0 PID: 1921 Comm: cat Tainted: G      D W         5.10.154-cip20 #1
 4747 07:50:11.140756  [   60.987073] Hardware name: Google Grunt/Grunt, BIOS  09/05/2019
 4748 07:50:11.143952  [   60.992982] Call Trace:
 4749 07:50:11.147298  [   60.995427]  dump_stack+0x77/0x9b
 4750 07:50:11.150404  [   60.998740]  ___might_sleep.cold+0xa6/0xb6
 4751 07:50:11.153439  [   61.002830]  exit_signals+0x1c/0x2e0
 4752 07:50:11.156709  [   61.006401]  do_exit+0xd5/0xb00
 4753 07:50:11.160492  [   61.009539]  ? ksys_write+0x68/0xf0
 4754 07:50:11.163371  [   61.013026]  rewind_stack_do_exit+0x17/0x20
 4755 07:50:11.167009  [   61.017203] RIP: 0033:0x7f67f33728f3
 4756 07:50:11.186699  [   61.020773] Code: 8b 15 a1 25 0e 00 f7 d8 64 89 02 48 c7 c0 ff ff ff ff eb b7 0f 1f 00 64 8b 04 25 18 00 00 00 85 c0 75 14 b8 01 00 00 00 0f 05 <48> 3d 00 f0 ff ff 77 55 c3 0f 1f 40 00 48 83 ec 28 48 89 54 24 18
 4757 07:50:11.193222  [   61.039511] RSP: 002b:00007fffddb79158 EFLAGS: 00000246 ORIG_RAX: 0000000000000001
 4758 07:50:11.203272  [   61.047071] RAX: ffffffffffffffda RBX: 0000000000000009 RCX: 00007f67f33728f3
 4759 07:50:11.209546  [   61.054193] RDX: 0000000000000009 RSI: 00007f67f3265000 RDI: 0000000000000001
 4760 07:50:11.216316  [   61.061315] RBP: 00007f67f3265000 R08: 00007f67f3264010 R09: 0000000000000000
 4761 07:50:11.223511  [   61.068437] R10: fffffffffffffbc5 R11: 0000000000000246 R12: 0000000000000001
 4762 07:50:11.229546  [   61.075560] R13: 0000000000000001 R14: 0000000000020000 R15: 0000000000020000
 4763 07:50:11.426496  [   61.273948] lkdtm: Performing direct entry WRITE_RO_AFTER_INIT
 4764 07:50:11.430310  # Killed
 4765 07:50:11.432891  # [   60.246769] lkdtm: Performing direct entry WRITE_RO
 4766 07:50:11.440101  # [   60.251663] lkdtm: attempting bad rodata write at ffffffff9519c210
 4767 07:50:11.445950  # [   60.280031] BUG: unable to handle page fault for address: ffffffff9519c210
 4768 07:50:11.456210  # [   60.309056] #PF: supervisor w[   61.279795] lkdtm: attempting bad ro_after_init write at ffffffff95609330
 4769 07:50:11.459750  rite access in kernel mode
 4770 07:50:11.465990  # [   60.336456] #PF: error_code(0x0003) - permissions violation
 4771 07:50:11.472853  # [   60.342018] PGD 123229067 P4D 123229067 PUD 12322a063 PMD 8000000122a001e1 
 4772 07:50:11.476026  # [   60.371151] Oops: 0003 [#13] SMP NOPTI
 4773 07:50:11.485751  # [   60.397081] CPU: 0 PID: 1921 C[   61.308771] BUG: unable to handle page fault for address: ffffffff95609330
 4774 07:50:11.489242  omm: cat Tainted: G      D W         5.10.154-cip20 #1
 4775 07:50:11.495650  # [   60.426994] Hardware name: Google Grunt/Grunt, BIOS  09/05/2019
 4776 07:50:11.502197  # [   60.432909] RIP: 0010:lkdtm_WRITE_RO+0x2e/0x3a
 4777 07:50:11.512372  # [   60.459522] Code: 00 48 c7 c7 78 cd 58 95 48 c7 c6 10 c2 19 95 e8 8c 9b [   61.337793] #PF: supervisor write access in kernel mode
 4778 07:50:11.518644  [   61.365193] #PF: error_code(0x0003) - permissions violation
 4779 07:50:11.531823  fd ff 48 8b 05 e1 bb 62 00 ba 34 12 cd ab 48 c7 c7 a8 cd 58 95 48 31 d0 <48> 89 05 cb bb 62 00 e9 6a 9b fd ff 0f 1f 44 00 00 48 8b 05 da 8c
 4780 07:50:11.535412  # [   60.500444] RSP: 0018:ffffbe0d4194fe60 EFLAGS: 00010202
 4781 07:50:11.548406  # [   60.527849] RAX: 000000000198b861 RBX: 000000000[   61.370757] PGD 123229067 P4D 123229067 PUD 12322a063 PMD 104593063 PTE 8000000123009161
 4782 07:50:11.551700  00[00028 RCX: 0000000000000000
 4783 07:50:11.558158  # [   60.534972] RDX: 00000000abcd1234 RSI: ffff9e01aac1bf70 RDI: ffffffff9558cda8
 4784 07:50:11.565092  # [   60.564277] RBP: ffffffff9558bf95 R08: 0000000000000000 R09: 0000000000000000
 4785 07:50:11.575132  # [   60.571399] R10: 00000000ffffe000 R11: 3ffffffffffff   61.401017] Oops: 0003 [#14] SMP NOPTI
 4786 07:50:11.578281  fff R12: 0000000000000009
 4787 07:50:11.584738  # [   60.600705] R13: ffffbe0d4194ff10 R14: ffffbe0d4194ff10 R15: ffff9e01847ea000
 4788 07:50:11.591309  # [   60.607829] FS:  00007f67f3495580(0000) GS:ffff9e01aac00000(0000) knlGS:0000000000000000
 4789 07:50:11.604303  # [   60.638088] CS:  0010 DS: 0000 ES: 0000 CR0: [   61.426950] CPU: 0 PID: 1956 Comm: cat Tainted: G      D W         5.10.154-cip20 #1
 4790 07:50:11.610812  [   61.456865] Hardware name: Google Grunt/Grunt, BIOS  09/05/2019
 4791 07:50:11.611259  0000000080050033
 4792 07:50:11.620859  # [   60.643824] CR2: ffffffff9519c210 CR3: 0000000103e1a000 CR4: 00000000001506f0
 4793 07:50:11.621396  # [   60.673129] Call Trace:
 4794 07:50:11.627249  # [   60.675576]  direct_entry.cold+0x2c/0x38
 4795 07:50:11.630725  # [   60.701675]  full_proxy_write+0x56/0x80
 4796 07:50:11.637438  # [   60.727690]  vfs_write+0xe[   61.462779] RIP: 0010:lkdtm_WRITE_RO_AFTER_INIT+0x4e/0x5a
 4797 07:50:11.637934  a/[0x3a0
 4798 07:50:11.643811  # [   60.744951]  ksys_write+0x68/0xf0
 4799 07:50:11.647161  # [   60.748264]  do_syscall_64+0x33/0x40
 4800 07:50:11.650542  # [   60.751835]  entry_SYSCALL_64_after_hwframe+0x61/0xc6
 4801 07:50:11.653940  # [   60.756879] RIP: 0033:0x7f67f33728f3
 4802 07:50:11.680524  # [   60.760449] Code: 8b 15 a1 25 0e 00 f7 d8 64 89 02 48 c7   61.490346] Code: cd 58 95 e9 3e 9b fd ff 48 c7 c7 00 ce 58 95 e8 32 9b fd ff 48 8b 05 a7 8c a9 00 ba 34 12 cd ab 48 c7 c7 a8 cd 58 95 48 31 d0 <48> 89 05 91 8c a9 00 e9 10 9b fd ff 0f 1f 44 00 00 41 54 48 c7 c7
 4803 07:50:11.693053   c[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
 4804 07:50:11.700138  # [   60.779188] RSP: 002b:00007fffddb79158 EFLAGS: 00000246 ORIG_RAX: 0000000000000001
 4805 07:50:11.706443  # [   60.7   61.531269] RSP: 0018:ffffbe0d419cfe60 EFLAGS: 00010202
 4806 07:50:11.713008  [   61.558674] RAX: 00000000fe67479e RBX: 0000000000000029 RCX: 0000000000000000
 4807 07:50:11.719706  86747] RAX: ffffffffffffffda RBX: 0000000000000009 RCX: 00007f67f33728f3
 4808 07:50:11.726451  # [   60.793870] RDX: 0000000000000009 RSI: 00007f67f3265000 RDI: 0000000000000001
 4809 07:50:11.732692  # [   60.800992] RBP: 00007f67f3265000 R08: 00007f67f3264010 R09: 0000000000000000
 4810 07:50:11.743168  # [   60.80811[   61.565795] RDX: 00000000abcd1234 RSI: ffff9e01aac1bf70 RDI: ffffffff9558cda8
 4811 07:50:11.749302  [   61.595100] RBP: ffffffff9558bf9e R08: 0000000000000000 R09: 0000000000000000
 4812 07:50:11.755841  4] R10: fffffffffffffbc5 R11: 0000000000000246 R12: 0000000000000001
 4813 07:50:11.762408  # [   60.815236] R13: 0000000000000001 R14: 0000000000020000 R15: 0000000000020000
 4814 07:50:11.778908  # [   60.822363] Modules linked in: fuse ip_tables cros_ec_sysfs cros_ec_debugfs cros_ec_chardev cros_[   61.602224] R10: 00000000ffffe000 R11: 3fffffffffffffff R12: 0000000000000014
 4815 07:50:11.785330  [   61.631530] R13: ffffbe0d419cff10 R14: ffffbe0d419cff10 R15: ffff9e0185306000
 4816 07:50:11.788943  ec_lightbar cros_ec_dev cros_usbpd_notify
 4817 07:50:11.792207  # [   60.834784] CR2: ffffffff9519c210
 4818 07:50:11.798345  # [   60.838097] ---[ end trace 85b1dc041ea261e6 ]---
 4819 07:50:11.802026  # [   60.842710] RIP: 0010:lkdtm_BUG+0x5/0x10
 4820 07:50:11.814739  # [   60.846626] Code: 89 ff e8 6e a3 a3 ff 48 c7 c0 ea ff ff ff eb de [   61.638653] FS:  00007fc391131580(0000) GS:ffff9e01aac00000(0000) knlGS:0000000000000000
 4821 07:50:11.822052  [   61.668910] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
 4822 07:50:11.834830  48 c7 c0 ea ff ff ff e9 99 49 92 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 a0 06 94 02
 4823 07:50:11.841310  # [   60.865361] RSP: 0018:ffffbe0d408a7e60 EFLAGS: 00010282
 4824 07:50:11.850956  # [   60.870578] RAX: ffffffff944dff70 RBX: 000[   61.674646] CR2: ffffffff95609330 CR3: 00000001048cc000 CR4: 00000000001506f0
 4825 07:50:11.854793  [   61.703951] Call Trace:
 4826 07:50:11.858042  0000000000001 RCX: 0000000000000000
 4827 07:50:11.864420  # [   60.877701] RDX: 0000000000000000 RSI: ffff9e01aac1bf70 RDI: ffffffff9519bd90
 4828 07:50:11.871410  # [   60.884823] RBP: ffffffff955e7408 R08: 0000000000000001 R09: 0000000000000001
 4829 07:50:11.881329  # [   60.891945] R10: 00000000ffffe000 R11: 3ffffff[   61.706397]  direct_entry.cold+0x2c/0x38
 4830 07:50:11.884574  fffffffff R12: 0000000000000004
 4831 07:50:11.890551  # [   60.899067] R13: ffffbe0d408a7f10 R14: ffffbe0d408a7f10 R15: ffff9e018470f000
 4832 07:50:11.897175  # [   60.906190] FS:  00007f67f3495580(0000) GS:ffff9e01aac00000(0000) knlGS:0000000000000000
 4833 07:50:11.907243  # [   60.914267] CS:  0010 DS: 0000 ES: 0000[   61.732497]  full_proxy_write+0x56/0x80
 4834 07:50:11.907686   CR0: 0000000080050033
 4835 07:50:11.917025  # [   60.920003] CR2: ffffffff9519c210 CR3: 0000000103e1a000 CR4: 00000000001506f0
 4836 07:50:11.923486  # [   60.927127] BUG: sleeping function called from invalid context at include/linux/percpu-rwsem.h:49
 4837 07:50:11.930309  # [   60.935984] in_atomic(): 0, irqs_disabl[   61.758513]  vfs_write+0xea/0x3a0
 4838 07:50:11.937415  ed(): 1, non_block: 0, pid: 1921, name: cat
 4839 07:50:11.939943  # [   60.943540] INFO: lockdep is turned off.
 4840 07:50:11.943226  # [   60.947454] irq event stamp: 0
 4841 07:50:11.949921  # [   60.950502] hardirqs last  enabled at (0): [<0000000000000000>] 0x0
 4842 07:50:11.956589  # [   60.956761] hardirqs last disabled at (0): [<fff[   61.784006]  ksys_write+0x68/0xf0
 4843 07:50:11.959932  fffff93d00cf0>] copy_process+0x640/0x1c80
 4844 07:50:11.969826  # [   60.964925] softirqs last  enabled at (0): [<ffffffff93d00cf0>] copy_process+0x640/0x1c80
 4845 07:50:11.976201  # [   60.973087] softirqs last disabled at (0): [<0000000000000000>] 0x0
 4846 07:50:11.982670  # [   60.979343] CPU: 0 PID: 1921 Comm: cat[   61.809504]  do_syscall_64+0x33/0x40
 4847 07:50:11.986064   Tainted: G      D W         5.10.154-cip20 #1
 4848 07:50:11.992837  # [   60.987073] Hardware name: Google Grunt/Grunt, BIOS  09/05/2019
 4849 07:50:11.996228  # [   60.992982] Call Trace:
 4850 07:50:11.999484  # [   60.995427]  dump_stack+0x77/0x9b
 4851 07:50:12.003034  # [   60.998740]  ___might_sleep.cold+0xa6/0xb6
 4852 07:50:12.009559  # [   61.002830]  e[   61.835259]  entry_SYSCALL_64_after_hwframe+0x61/0xc6
 4853 07:50:12.012696  xi[t_signals+0x1c/0x2e0
 4854 07:50:12.015916  # [   61.006401]  do_exit+0xd5/0xb00
 4855 07:50:12.019172  # [   61.009539]  ? ksys_write+0x68/0xf0
 4856 07:50:12.022434  # [   61.013026]  rewind_stack_do_exit+0x17/0x20
 4857 07:50:12.025603  # [   61.017203] RIP: 0033:0x7f67f33728f3
 4858 07:50:12.035874  # [   61.020773] Code: 8b 15 a1 25 0e 00 f7 d8 64 89 02 48    61.862487] RIP: 0033:0x7fc39100a8f3
 4859 07:50:12.049301  c7[ c0 ff ff ff ff eb b7 0f 1f 00 64 8b 04 25 18 00 00 00 85 c0 75 14 b8 01 00 00 00 0f 05 <48> 3d 00 f0 ff ff 77 55 c3 0f 1f 40 00 48 83 ec 28 48 89 54 24 18
 4860 07:50:12.059098  # [   61.039511] RSP: 002b:00007fffddb79158 EFLAGS: 00000246 ORIG_RAX: 0000000000000001
 4861 07:50:12.075379  # [   61   61.888244] Code: 8b 15 a1 25 0e 00 f7 d8 64 89 02 48 c7 c0 ff ff ff ff eb b7 0f 1f 00 64 8b 04 25 18 00 00 00 85 c0 75 14 b8 01 00 00 00 0f 05 <48> 3d 00 f0 ff ff 77 55 c3 0f 1f 40 00 48 83 ec 28 48 89 54 24 18
 4862 07:50:12.078227  
 4863 07:50:12.085202  .0[47071] RAX: ffffffffffffffda RBX: 0000000000000009 RCX: 00007f67f33728f3
 4864 07:50:12.091501  # [   61.054193] RDX: 0000000000000009 RSI: 00007f67f3265000 RDI: 0000000000000001
 4865 07:50:12.098198  # [   61.061315] RBP: 00007f67f3265000 R08: 00007f67f3264010 R09: 0000000000000000
 4866 07:50:12.108370  # [   61.068   61.929167] RSP: 002b:00007fffae62d6d8 EFLAGS: 00000246 ORIG_RAX: 0000000000000001
 4867 07:50:12.114752  [   61.958911] RAX: ffffffffffffffda RBX: 0000000000000014 RCX: 00007fc39100a8f3
 4868 07:50:12.121122  437] R10: fffffffffffffbc5 R11: 0000000000000246 R12: 0000000000000001
 4869 07:50:12.127670  # [   61.075560] R13: 0000000000000001 R14: 0000000000020000 R15: 0000000000020000
 4870 07:50:12.131224  # WRITE_RO: saw 'call trace:': ok
 4871 07:50:12.134301  ok 39 selftests: lkdtm: WRITE_RO.sh
 4872 07:50:12.144323  # selftests: lkdtm: WRITE_RO[   61.966033] RDX: 0000000000000014 RSI: 00007fc390efd000 RDI: 0000000000000001
 4873 07:50:12.150698  [   61.995339] RBP: 00007fc390efd000 R08: 00007fc390efc010 R09: 0000000000000000
 4874 07:50:12.151138  _AFTER_INIT.sh
 4875 07:50:12.158248  [   62.002461] R10: fffffffffffffbc5 R11: 0000000000000246 R12: 0000000000000001
 4876 07:50:12.163914  [   62.010967] R13: 0000000000000001 R14: 0000000000020000 R15: 0000000000020000
 4877 07:50:12.177042  [   62.018093] Modules linked in: fuse ip_tables cros_ec_sysfs cros_ec_debugfs cros_ec_chardev cros_ec_lightbar cros_ec_dev cros_usbpd_notify
 4878 07:50:12.180731  [   62.030514] CR2: ffffffff95609330
 4879 07:50:12.186909  [   62.033826] ---[ end trace 85b1dc041ea261e7 ]---
 4880 07:50:12.190427  [   62.038440] RIP: 0010:lkdtm_BUG+0x5/0x10
 4881 07:50:12.210074  [   62.042356] Code: 89 ff e8 6e a3 a3 ff 48 c7 c0 ea ff ff ff eb de 48 c7 c0 ea ff ff ff e9 99 49 92 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 a0 06 94 02
 4882 07:50:12.213250  [   62.061091] RSP: 0018:ffffbe0d408a7e60 EFLAGS: 00010282
 4883 07:50:12.219896  [   62.066308] RAX: ffffffff944dff70 RBX: 0000000000000001 RCX: 0000000000000000
 4884 07:50:12.226861  [   62.073430] RDX: 0000000000000000 RSI: ffff9e01aac1bf70 RDI: ffffffff9519bd90
 4885 07:50:12.236375  [   62.080551] RBP: ffffffff955e7408 R08: 0000000000000001 R09: 0000000000000001
 4886 07:50:12.243423  [   62.087672] R10: 00000000ffffe000 R11: 3fffffffffffffff R12: 0000000000000004
 4887 07:50:12.249619  [   62.094794] R13: ffffbe0d408a7f10 R14: ffffbe0d408a7f10 R15: ffff9e018470f000
 4888 07:50:12.255935  [   62.101916] FS:  00007fc391131580(0000) GS:ffff9e01aac00000(0000) knlGS:0000000000000000
 4889 07:50:12.263251  [   62.109994] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
 4890 07:50:12.269148  [   62.115729] CR2: ffffffff95609330 CR3: 00000001048cc000 CR4: 00000000001506f0
 4891 07:50:12.431987  [   62.278992] lkdtm: Performing direct entry WRITE_KERN
 4892 07:50:12.432532  # Killed
 4893 07:50:12.438049  # [   61.273948] lkdtm: Performing direct entry WRITE_RO_AFTER_INIT
 4894 07:50:12.444835  # [   61.279795] lkdtm: attempting bad ro_after_init write at ffffffff95609330
 4895 07:50:12.451206  # [   61.308771] BUG: unable to handle page fault for address: ffffffff95609330
 4896 07:50:12.461590  # [   61.337793][   62.284055] lkdtm: attempting bad 6881897 byte write at ffffffff94b705a9
 4897 07:50:12.464948   #PF: supervisor write access in kernel mode
 4898 07:50:12.471000  # [   61.365193] #PF: error_code(0x0003) - permissions violation
 4899 07:50:12.477884  # [   61.370757] PGD 123229067 P4D 123229067 PUD 12322a063 PMD 104593063 PTE 8000000123009161
 4900 07:50:12.481116  # [   61.401017] Oops: 0003 [#14] SMP NOPTI
 4901 07:50:12.490807  # [ [   62.312959] BUG: unable to handle page fault for address: ffffffff94b705a9
 4902 07:50:12.497608    61.426950] CPU: 0 PID: 1956 Comm: cat Tainted: G      D W         5.10.154-cip20 #1
 4903 07:50:12.503957  # [   61.456865] Hardware name: Google Grunt/Grunt, BIOS  09/05/2019
 4904 07:50:12.507540  # [   61.462779] RIP: 0010:lkdtm_WRITE_RO_AFTER_INIT+0x4e/0x5a
 4905 07:50:12.517305  # [   61.490346] Code: cd 58 95 e9 [   62.341973] #PF: supervisor write access in kernel mode
 4906 07:50:12.523905  [   62.369373] #PF: error_code(0x0003) - permissions violation
 4907 07:50:12.536797  3e 9b fd ff 48 c7 c7 00 ce 58 95 e8 32 9b fd ff 48 8b 05 a7 8c a9 00 ba 34 12 cd ab 48 c7 c7 a8 cd 58 95 48 31 d0 <48> 89 05 91 8c a9 00 e9 10 9b fd ff 0f 1f 44 00 00 41 54 48 c7 c7
 4908 07:50:12.543735  # [   61.531269] RSP: 0018:ffffbe0d419cfe60 EFLAGS: 00010202
 4909 07:50:12.550429  # [   61.55[   62.374936] PGD 123229067 P4D 123229067 PUD 12322a063 PMD 1224001e1 
 4910 07:50:12.557027  8674] RAX: 00000000fe67479e RBX: 0000000000000029 RCX: 0000000000000000
 4911 07:50:12.563611  # [   61.565795] RDX: 00000000abcd1234 RSI: ffff9e01aac1bf70 RDI: ffffffff9558cda8
 4912 07:50:12.573045  # [   61.595100] RBP: ffffffff9558bf9e R08: 0000000000000000 R09: 0000000000000000
 4913 07:50:12.576652  # [   61.602224[   62.403463] Oops: 0003 [#15] SMP NOPTI
 4914 07:50:12.583020  ] R10: 00000000ffffe000 R11: 3fffffffffffffff R12: 0000000000000014
 4915 07:50:12.589472  # [   61.631530] R13: ffffbe0d419cff10 R14: ffffbe0d419cff10 R15: ffff9e0185306000
 4916 07:50:12.599387  # [   61.638653] FS:  00007fc391131580(0000) GS:ffff9e01aac00000(0000) knlGS:0000000000000000
 4917 07:50:12.605997  # [   61[   62.429395] CPU: 0 PID: 1991 Comm: cat Tainted: G      D W         5.10.154-cip20 #1
 4918 07:50:12.612468  [   62.459309] Hardware name: Google Grunt/Grunt, BIOS  09/05/2019
 4919 07:50:12.619729  .668910] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
 4920 07:50:12.626188  # [   61.674646] CR2: ffffffff95609330 CR3: 00000001048cc000 CR4: 00000000001506f0
 4921 07:50:12.629265  # [   61.703951] Call Trace:
 4922 07:50:12.632281  # [   61.706397]  direct_entry.cold+0x2c/0x38
 4923 07:50:12.639237  # [   61.732497]  full_proxy_write+[   62.465224] RIP: 0010:lkdtm_WRITE_KERN+0x38/0x4e
 4924 07:50:12.639678  0x[56/0x80
 4925 07:50:12.645990  # [   61.758513]  vfs_write+0xea/0x3a0
 4926 07:50:12.648925  # [   61.784006]  ksys_write+0x68/0xf0
 4927 07:50:12.652315  # [   61.809504]  do_syscall_64+0x33/0x40
 4928 07:50:12.656003  # [   61.835259]  entry_SYSCALL_64_after_hwframe+0x61/0xc6
 4929 07:50:12.659104  # [   61.862487] RIP: 0033:0x7fc39100a8f3
 4930 07:50:12.682070  # [   61.888244] Co   62.492011] Code: 53 48 c7 c3 a9 05 b7 94 49 89 dc 48 89 da 49 81 ec 40 03 4e 94 4c 89 e6 e8 e5 9a fd ff 48 89 df 4c 89 e1 48 c7 c6 40 03 4e 94 <f3> a4 48 c7 c7 a8 cd 58 95 e8 ca 9a fd ff 5b 41 5c e9 b7 fe ff ff
 4931 07:50:12.698169  de: 8b 15 a1 25 0e 00 f7 d8 64 89 02 48 c7 c0 ff ff ff ff eb b7 0f 1f 00 64 8b 04 25 18 00 00 00 85 c0 75 14 b8 01 00 00 00 0f 05 <48> 3d 00 f0 ff ff 77 55 c3 0f 1f 40 00 48 83 ec 28 48 89 54 24 18
 4932 07:50:12.708069  # [   61.929167] RSP: 002b:00007fffae62d6d8 EFLAGS: 00000[   62.532934] RSP: 0018:ffffbe0d41a3fe50 EFLAGS: 00010246
 4933 07:50:12.714719  [   62.560336] RAX: 000000000000003c RBX: ffffffff94b705a9 RCX: 0000000000690269
 4934 07:50:12.717853  246 ORIG_RAX: 0000000000000001
 4935 07:50:12.724982  # [   61.958911] RAX: ffffffffffffffda RBX: 0000000000000014 RCX: 00007fc39100a8f3
 4936 07:50:12.731541  # [   61.966033] RDX: 0000000000000014 RSI: 00007fc390efd000 RDI: 0000000000000001
 4937 07:50:12.744586  # [   61.995339] RBP: 00007fc390efd000 R08: 00007fc390ef[   62.567459] RDX: 0000000000000000 RSI: ffffffff944e0340 RDI: ffffffff94b705a9
 4938 07:50:12.751438  [   62.596765] RBP: ffffffff9558bfb2 R08: 0000000000000000 R09: 0000000000000000
 4939 07:50:12.754407  c010 R09: 0000000000000000
 4940 07:50:12.761094  # [   62.002461] R10: fffffffffffffbc5 R11: 0000000000000246 R12: 0000000000000001
 4941 07:50:12.767948  # [   62.010967] R13: 0000000000000001 R14: 0000000000020000 R15: 0000000000020000
 4942 07:50:12.780597  # [   62.018093] Modules linked in: fuse ip_tables cros_ec_s[   62.603888] R10: 00000000ffffe000 R11: 3fffffffffffffff R12: 0000000000690269
 4943 07:50:12.787012  [   62.633193] R13: ffffbe0d41a3ff10 R14: ffffbe0d41a3ff10 R15: ffff9e018369f000
 4944 07:50:12.794312  ysfs cros_ec_debugfs cros_ec_chardev cros_ec_lightbar cros_ec_dev cros_usbpd_notify
 4945 07:50:12.797322  # [   62.030514] CR2: ffffffff95609330
 4946 07:50:12.804124  # [   62.033826] ---[ end trace 85b1dc041ea261e7 ]---
 4947 07:50:12.807178  # [   62.038440] RIP: 0010:lkdtm_BUG+0x5/0x10
 4948 07:50:12.816634  # [   62.042356] Code: 89 ff [   62.640317] FS:  00007f0212ae1580(0000) GS:ffff9e01aac00000(0000) knlGS:0000000000000000
 4949 07:50:12.823916  [   62.670575] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
 4950 07:50:12.840301  e8 6e a3 a3 ff 48 c7 c0 ea ff ff ff eb de 48 c7 c0 ea ff ff ff e9 99 49 92 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 a0 06 94 02
 4951 07:50:12.846550  # [   62.061091] RSP: 0018:ffffbe0d408a7e60 EFLAGS: 00010282
 4952 07:50:12.853201  # [  [   62.676311] CR2: ffffffff94b705a9 CR3: 000000010322c000 CR4: 00000000001506f0
 4953 07:50:12.856828  [   62.705616] Call Trace:
 4954 07:50:12.863181   62.066308] RAX: ffffffff944dff70 RBX: 0000000000000001 RCX: 0000000000000000
 4955 07:50:12.869362  # [   62.073430] RDX: 0000000000000000 RSI: ffff9e01aac1bf70 RDI: ffffffff9519bd90
 4956 07:50:12.876338  # [   62.080551] RBP: ffffffff955e7408 R08: 0000000000000001 R09: 0000000000000001
 4957 07:50:12.882715  # [   62.[   62.708065]  direct_entry.cold+0x2c/0x38
 4958 07:50:12.889398  087672] R10: 00000000ffffe000 R11: 3fffffffffffffff R12: 0000000000000004
 4959 07:50:12.895864  # [   62.094794] R13: ffffbe0d408a7f10 R14: ffffbe0d408a7f10 R15: ffff9e018470f000
 4960 07:50:12.902691  # [   62.101916] FS:  00007fc391131580(0000) GS:ffff9e01aac00000(0000) knlGS:0000000000000000
 4961 07:50:12.909144  # [   62.734160]  full_proxy_write+0x56/0x80
 4962 07:50:12.912290  [   62.109994] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
 4963 07:50:12.918970  # [   62.115729] CR2: ffffffff95609330 CR3: 00000001048cc000 CR4: 00000000001506f0
 4964 07:50:12.922045  
 4965 07:50:12.925718  # WRITE_RO_AFTER_INIT: saw 'call trace:': ok
 4966 07:50:12.928809  ok 40 selftests: lkdtm: WRITE_RO_AFTER_INIT.sh
 4967 07:50:12.932923  # selftests:[   62.760177]  vfs_write+0xea/0x3a0
 4968 07:50:12.935773   lkdtm: WRITE_KERN.sh
 4969 07:50:12.938681  [   62.785670]  ksys_write+0x68/0xf0
 4970 07:50:12.942484  [   62.790973]  do_syscall_64+0x33/0x40
 4971 07:50:12.945469  [   62.794547]  entry_SYSCALL_64_after_hwframe+0x61/0xc6
 4972 07:50:12.948556  
 4973 07:50:12.952117  [   62.799591] RIP: 0033:0x7f02129ba8f3
 4974 07:50:12.968693  [   62.803161] Code: 8b 15 a1 25 0e 00 f7 d8 64 89 02 48 c7 c0 ff ff ff ff eb b7 0f 1f 00 64 8b 04 25 18 00 00 00 85 c0 75 14 b8 01 00 00 00 0f 05 <48> 3d 00 f0 ff ff 77 55 c3 0f 1f 40 00 48 83 ec 28 48 89 54 24 18
 4975 07:50:12.978466  [   62.821898] RSP: 002b:00007ffe6d4be598 EFLAGS: 00000246 ORIG_RAX: 0000000000000001
 4976 07:50:12.985000  [   62.829455] RAX: ffffffffffffffda RBX: 000000000000000b RCX: 00007f02129ba8f3
 4977 07:50:12.991818  [   62.836578] RDX: 000000000000000b RSI: 00007f02128ad000 RDI: 0000000000000001
 4978 07:50:12.997998  [   62.843700] RBP: 00007f02128ad000 R08: 00007f02128ac010 R09: 0000000000000000
 4979 07:50:13.004969  [   62.850822] R10: fffffffffffffbc5 R11: 0000000000000246 R12: 0000000000000001
 4980 07:50:13.011806  [   62.857944] R13: 0000000000000001 R14: 0000000000020000 R15: 0000000000020000
 4981 07:50:13.024808  [   62.865071] Modules linked in: fuse ip_tables cros_ec_sysfs cros_ec_debugfs cros_ec_chardev cros_ec_lightbar cros_ec_dev cros_usbpd_notify
 4982 07:50:13.027844  [   62.877493] CR2: ffffffff94b705a9
 4983 07:50:13.034084  [   62.880805] ---[ end trace 85b1dc041ea261e8 ]---
 4984 07:50:13.037421  [   62.885419] RIP: 0010:lkdtm_BUG+0x5/0x10
 4985 07:50:13.053985  [   62.889335] Code: 89 ff e8 6e a3 a3 ff 48 c7 c0 ea ff ff ff eb de 48 c7 c0 ea ff ff ff e9 99 49 92 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 a0 06 94 02
 4986 07:50:13.057281  
 4987 07:50:13.060373  [   62.908071] RSP: 0018:ffffbe0d408a7e60 EFLAGS: 00010282
 4988 07:50:13.067164  [   62.913290] RAX: ffffffff944dff70 RBX: 0000000000000001 RCX: 0000000000000000
 4989 07:50:13.073833  [   62.920413] RDX: 0000000000000000 RSI: ffff9e01aac1bf70 RDI: ffffffff9519bd90
 4990 07:50:13.083588  [   62.927534] RBP: ffffffff955e7408 R08: 0000000000000001 R09: 0000000000000001
 4991 07:50:13.090246  [   62.934657] R10: 00000000ffffe000 R11: 3fffffffffffffff R12: 0000000000000004
 4992 07:50:13.097457  [   62.941779] R13: ffffbe0d408a7f10 R14: ffffbe0d408a7f10 R15: ffff9e018470f000
 4993 07:50:13.103214  [   62.948901] FS:  00007f0212ae1580(0000) GS:ffff9e01aac00000(0000) knlGS:0000000000000000
 4994 07:50:13.110381  [   62.956978] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
 4995 07:50:13.116769  [   62.962715] CR2: ffffffff94b705a9 CR3: 000000010322c000 CR4: 00000000001506f0
 4996 07:50:13.126281  [   62.969839] BUG: sleeping function called from invalid context at include/linux/percpu-rwsem.h:49
 4997 07:50:13.133009  [   62.978696] in_atomic(): 0, irqs_disabled(): 1, non_block: 0, pid: 1991, name: cat
 4998 07:50:13.136373  [   62.986251] INFO: lockdep is turned off.
 4999 07:50:13.139605  [   62.990166] irq event stamp: 0
 5000 07:50:13.146395  [   62.993214] hardirqs last  enabled at (0): [<0000000000000000>] 0x0
 5001 07:50:13.156405  [   62.999475] hardirqs last disabled at (0): [<ffffffff93d00cf0>] copy_process+0x640/0x1c80
 5002 07:50:13.162885  [   63.007639] softirqs last  enabled at (0): [<ffffffff93d00cf0>] copy_process+0x640/0x1c80
 5003 07:50:13.169142  [   63.015801] softirqs last disabled at (0): [<0000000000000000>] 0x0
 5004 07:50:13.175966  [   63.022057] CPU: 0 PID: 1991 Comm: cat Tainted: G      D W         5.10.154-cip20 #1
 5005 07:50:13.182670  [   63.029788] Hardware name: Google Grunt/Grunt, BIOS  09/05/2019
 5006 07:50:13.186078  [   63.035697] Call Trace:
 5007 07:50:13.189210  [   63.038142]  dump_stack+0x77/0x9b
 5008 07:50:13.192436  [   63.041455]  ___might_sleep.cold+0xa6/0xb6
 5009 07:50:13.195620  [   63.045547]  exit_signals+0x1c/0x2e0
 5010 07:50:13.199174  [   63.049119]  do_exit+0xd5/0xb00
 5011 07:50:13.202290  [   63.052258]  ? ksys_write+0x68/0xf0
 5012 07:50:13.213011  [   63.055743]  ? lkdtm_SLAB_FREE_CROSS.cold+0x32/0x32
 5013 07:50:13.213659  [   63.060616]  rewind_stack_do_exit+0x17/0x20
 5014 07:50:13.215429  [   63.064793] RIP: 0033:0x7f02129ba8f3
 5015 07:50:13.235495  [   63.068363] Code: 8b 15 a1 25 0e 00 f7 d8 64 89 02 48 c7 c0 ff ff ff ff eb b7 0f 1f 00 64 8b 04 25 18 00 00 00 85 c0 75 14 b8 01 00 00 00 0f 05 <48> 3d 00 f0 ff ff 77 55 c3 0f 1f 40 00 48 83 ec 28 48 89 54 24 18
 5016 07:50:13.241753  [   63.087101] RSP: 002b:00007ffe6d4be598 EFLAGS: 00000246 ORIG_RAX: 0000000000000001
 5017 07:50:13.248188  [   63.094659] RAX: ffffffffffffffda RBX: 000000000000000b RCX: 00007f02129ba8f3
 5018 07:50:13.255146  [   63.101782] RDX: 000000000000000b RSI: 00007f02128ad000 RDI: 0000000000000001
 5019 07:50:13.264753  [   63.108904] RBP: 00007f02128ad000 R08: 00007f02128ac010 R09: 0000000000000000
 5020 07:50:13.271274  [   63.116026] R10: fffffffffffffbc5 R11: 0000000000000246 R12: 0000000000000001
 5021 07:50:13.277614  [   63.123148] R13: 0000000000000001 R14: 0000000000020000 R15: 0000000000020000
 5022 07:50:13.461078  [   63.308508] lkdtm: Performing direct entry REFCOUNT_INC_OVERFLOW
 5023 07:50:13.464322  # Killed
 5024 07:50:13.467795  # [   62.278992] lkdtm: Performing direct entry WRITE_KERN
 5025 07:50:13.474180  # [   62.284055] lkdtm: attempting bad 6881897 byte write at ffffffff94b705a9
 5026 07:50:13.480817  # [   62.312959] BUG: unable to handle page fault for address: ffffffff94b705a9
 5027 07:50:13.490618  # [   62.341973] #PF: supe[   63.314540] lkdtm: attempting good refcount_inc() without overflow
 5028 07:50:13.494019  rvisor write access in kernel mode
 5029 07:50:13.500467  # [   62.369373] #PF: error_code(0x0003) - permissions violation
 5030 07:50:13.506976  # [   62.374936] PGD 123229067 P4D 123229067 PUD 12322a063 PMD 1224001e1 
 5031 07:50:13.510360  # [   62.403463] Oops: 0003 [#15] SMP NOPTI
 5032 07:50:13.517463  # [   62.429395] CPU: 0 PID: 1991 [   63.342877] lkdtm: attempting bad refcount_inc() overflow
 5033 07:50:13.524009  Comm: cat Tainted: G      D W         5.10.154-cip20 #1
 5034 07:50:13.530634  # [   62.459309] Hardware name: Google Grunt/Grunt, BIOS  09/05/2019
 5035 07:50:13.533391  # [   62.465224] RIP: 0010:lkdtm_WRITE_KERN+0x38/0x4e
 5036 07:50:13.543358  # [   62.492011] Code: 53 48 c7 c3 a9 05 b7 94 49 89 dc 48 89 da 49 81 ec [   63.370490] ------------[ cut here ]------------
 5037 07:50:13.556645  40 03 4e 94 4c 89 e6 e8 e5 9a fd ff 48 89 df 4c 89 e1 48 c7 c6 40 03 4e 94 <f3> a4 48 c7 c7 a8 cd 58 95 e8 ca 9a fd ff 5b 41 5c e9 b7 fe ff ff
 5038 07:50:13.563308  # [   62.532934] RSP: 0018:ffffbe0d41a3fe50 EFLAGS: 00010246
 5039 07:50:13.573169  # [   62.560336] RAX: 000000000000003c RBX: ffffff[   63.397265] refcount_t: saturated; leaking memory.
 5040 07:50:13.573630  ff94b705a9 RCX: 0000000000690269
 5041 07:50:13.576173  
 5042 07:50:13.582920  # [   62.567459] RDX: 0000000000000000 RSI: ffffffff944e0340 RDI: ffffffff94b705a9
 5043 07:50:13.589280  # [   62.596765] RBP: ffffffff9558bfb2 R08: 0000000000000000 R09: 0000000000000000
 5044 07:50:13.602636  # [   62.603888] R10: 00000000ffffe000 R11: 3fffffffff[   63.424262] WARNING: CPU: 0 PID: 2026 at lib/refcount.c:22 refcount_warn_saturate+0x51/0x110
 5045 07:50:13.605921  ffffff R12: 0000000000690269
 5046 07:50:13.612832  # [   62.633193] R13: ffffbe0d41a3ff10 R14: ffffbe0d41a3ff10 R15: ffff9e018369f000
 5047 07:50:13.619232  # [   62.640317] FS:  00007f0212ae1580(0000) GS:ffff9e01aac00000(0000) knlGS:0000000000000000
 5048 07:50:13.635844  # [   62.670575] CS:  0010 DS: 0000 ES: 0000 CR[   63.454874] Modules linked in: fuse ip_tables cros_ec_sysfs cros_ec_debugfs cros_ec_chardev cros_ec_lightbar cros_ec_dev cros_usbpd_notify
 5049 07:50:13.638823  0: 0000000080050033
 5050 07:50:13.645871  # [   62.676311] CR2: ffffffff94b705a9 CR3: 000000010322c000 CR4: 00000000001506f0
 5051 07:50:13.648789  # [   62.705616] Call Trace:
 5052 07:50:13.652280  # [   62.708065]  direct_entry.cold+0x2c/0x38
 5053 07:50:13.655374  # [   62.734160]  full_proxy_write+0x56/0x80
 5054 07:50:13.665214  # [   62.760177]  vfs_write+[   63.489456] CPU: 0 PID: 2026 Comm: cat Tainted: G      D W         5.10.154-cip20 #1
 5055 07:50:13.668918  0xea/0x3a0
 5056 07:50:13.671920  # [   62.785670]  ksys_write+0x68/0xf0
 5057 07:50:13.675732  # [   62.790973]  do_syscall_64+0x33/0x40
 5058 07:50:13.681874  # [   62.794547]  entry_SYSCALL_64_after_hwframe+0x61/0xc6
 5059 07:50:13.685331  # [   62.799591] RIP: 0033:0x7f02129ba8f3
 5060 07:50:13.695271  # [   62.803161] Code: 8b 15 a1 25 0e 00 f7 d8 64 89 02 48[   63.519420] Hardware name: Google Grunt/Grunt, BIOS  09/05/2019
 5061 07:50:13.707902   c7 c0 ff ff ff ff eb b7 0f 1f 00 64 8b 04 25 18 00 00 00 85 c0 75 14 b8 01 00 00 00 0f 05 <48> 3d 00 f0 ff ff 77 55 c3 0f 1f 40 00 48 83 ec 28 48 89 54 24 18
 5062 07:50:13.718223  # [   62.821898] RSP: 002b:00007ffe6d4be598 EFLAGS: 00000246 ORIG_RAX: 0000000000000001
 5063 07:50:13.721641  # [   6[   63.547501] RIP: 0010:refcount_warn_saturate+0x51/0x110
 5064 07:50:13.728231  2.829455] RAX: ffffffffffffffda RBX: 000000000000000b RCX: 00007f02129ba8f3
 5065 07:50:13.737602  # [   62.836578] RDX: 000000000000000b RSI: 00007f02128ad000 RDI: 0000000000000001
 5066 07:50:13.744189  # [   62.843700] RBP: 00007f02128ad000 R08: 00007f02128ac010 R09: 0000000000000000
 5067 07:50:13.764107  # [   62.85[   63.574943] Code: 84 bc 00 00 00 e9 3f 9c c4 00 85 f6 74 46 80 3d 91 40 94 01 00 75 ee 48 c7 c7 00 79 52 95 c6 05 81 40 94 01 01 e8 2a 9b 98 00 <0f> 0b e9 18 9c c4 00 80 3d 6d 40 94 01 00 75 cb 48 c7 c7 28 79 52
 5068 07:50:13.770802  0822] R10: fffffffffffffbc5 R11: 0000000000000246 R12: 0000000000000001
 5069 07:50:13.777344  # [   62.857944] R13: 0000000000000001 R14: 0000000000020000 R15: 0000000000020000
 5070 07:50:13.790469  # [   62.865071] Modules linked in: fuse ip_tables cros_ec_sysfs cros_ec_debugfs cros_ec_chardev cr[   63.615805] RSP: 0018:ffffbe0d41abfe48 EFLAGS: 00010286
 5071 07:50:13.794006  os_ec_lightbar cros_ec_dev cros_usbpd_notify
 5072 07:50:13.797208  # [   62.877493] CR2: ffffffff94b705a9
 5073 07:50:13.803684  # [   62.880805] ---[ end trace 85b1dc041ea261e8 ]---
 5074 07:50:13.806914  # [   62.885419] RIP: 0010:lkdtm_BUG+0x5/0x10
 5075 07:50:13.820904  # [   62.889335] Code: 89 ff e8 6e a3 a3 ff 48 c7 c0 ea ff ff ff eb [   63.643218] RAX: 0000000000000000 RBX: 000000000000002b RCX: 0000000000000000
 5076 07:50:13.833373  de 48 c7 c0 ea ff ff ff e9 99 49 92 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 a0 06 94 02
 5077 07:50:13.840089  # [   62.908071] RSP: 0018:ffffbe0d408a7e60 EFLAGS: 00010282
 5078 07:50:13.849746  # [   62.913290] RAX: ffffffff944dff70 RBX: [   63.672510] RDX: ffff9e01aac2c660 RSI: ffff9e01aac1bf70 RDI: ffff9e01aac1bf70
 5079 07:50:13.853139  0000000000000001 RCX: 0000000000000000
 5080 07:50:13.859948  # [   62.920413] RDX: 0000000000000000 RSI: ffff9e01aac1bf70 RDI: ffffffff9519bd90
 5081 07:50:13.866429  # [   62.927534] RBP: ffffffff955e7408 R08: 0000000000000001 R09: 0000000000000001
 5082 07:50:13.879669  # [   62.934657] R10: 00000000ffffe000 R11: 3fff[   63.701830] RBP: ffffffff9558bfbd R08: 0000000000000000 R09: 0000000000000000
 5083 07:50:13.883346  ffffffffffff R12: 0000000000000004
 5084 07:50:13.889467  # [   62.941779] R13: ffffbe0d408a7f10 R14: ffffbe0d408a7f10 R15: ffff9e018470f000
 5085 07:50:13.895915  # [   62.948901] FS:  00007f0212ae1580(0000) GS:ffff9e01aac00000(0000) knlGS:0000000000000000
 5086 07:50:13.909067  # [   62.956978] CS:  0010 DS: 0000 ES: 0[   63.731149] R10: 00000000ffffe000 R11: 3fffffffffffffff R12: 0000000000000016
 5087 07:50:13.909545  000 CR0: 0000000080050033
 5088 07:50:13.918827  # [   62.962715] CR2: ffffffff94b705a9 CR3: 000000010322c000 CR4: 00000000001506f0
 5089 07:50:13.925584  # [   62.969839] BUG: sleeping function called from invalid context at include/linux/percpu-rwsem.h:49
 5090 07:50:13.938948  # [   62.978696] in_atomic(): 0, irqs_di[   63.760457] R13: ffffbe0d41abff10 R14: ffffbe0d41abff10 R15: ffff9e018322c000
 5091 07:50:13.948780  sabled(): 1, non_block: 0, pid: 1991, name: cat[   63.789677] FS:  00007ff09cedf580(0000) GS:ffff9e01aac00000(0000) knlGS:0000000000000000
 5092 07:50:13.949223  
 5093 07:50:13.958492  # [   62.986251] INFO: lockdep is turned off.[   63.801857] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
 5094 07:50:13.958944  
 5095 07:50:13.961901  # [   62.990166] irq event stamp: 0
 5096 07:50:13.971708  # [   62.[   63.811619] CR2: 00007ff09ccad000 CR3: 0000000103ea0000 CR4: 00000000001506f0
 5097 07:50:13.974933  993214] hardirqs last  enabled at (0): [<0000000000000000>] 0x0
 5098 07:50:13.988068  # [   62.999475] hardirqs last disabled at (0): [<ffffffff93d00cf0>] copy_process+0x640/0x1c80[   63.822934] Call Trace:
 5099 07:50:13.988504  
 5100 07:50:13.991371  [   63.839149]  lkdtm_REFCOUNT_INC_OVERFLOW+0x70/0x98
 5101 07:50:14.001758  # [   63.007639] softirqs last  enabled at (0): [<ffffffff93d00cf0>] copy_process+0x640/0x1c80
 5102 07:50:14.007675  # [   63.015801] softirqs last disabled at (0): [<0000000000000000>] 0x0
 5103 07:50:14.018067  # [   63.022057] CPU: 0 PID: 1991 Comm: cat Tainted: G      D W         5.10.154-cip20[   63.844112]  direct_entry.cold+0x2c/0x38
 5104 07:50:14.018504   #1
 5105 07:50:14.024720  # [   63.029788] Hardware name: Google Grunt/Grunt, BIOS  09/05/2019
 5106 07:50:14.027598  # [   63.035697] Call Trace:
 5107 07:50:14.030935  # [   63.038142]  dump_stack+0x77/0x9b
 5108 07:50:14.034723  # [   63.041455]  ___might_sleep.cold+0xa6/0xb6
 5109 07:50:14.037453  # [   63.045547]  exit_signals+0x1c/0x2e0
 5110 07:50:14.044556  # [   63.049119]  d[   63.870206]  full_proxy_write+0x56/0x80
 5111 07:50:14.044989  o_exit+0xd5/0xb00
 5112 07:50:14.047244  # [   63.052258]  ? ksys_write+0x68/0xf0
 5113 07:50:14.054408  # [   63.055743]  ? lkdtm_SLAB_FREE_CROSS.cold+0x32/0x32
 5114 07:50:14.057636  # [   63.060616]  rewind_stack_do_exit+0x17/0x20
 5115 07:50:14.060905  # [   63.064793] RIP: 0033:0x7f02129ba8f3
 5116 07:50:14.070453  # [   63.068363] Code: 8b 15 a1 25 0e 00 f7 [   63.896245]  vfs_write+0xea/0x3a0
 5117 07:50:14.083489  d8 64 89 02 48 c7 c0 ff ff ff ff eb b7 0f 1f 00 64 8b 04 25 18 00 00 00 85 c0 75 14 b8 01 00 00 00 0f 05 <48> 3d 00 f0 ff ff 77 55 c3 0f 1f 40 00 48 83 ec 28 48 89 54 24 18
 5118 07:50:14.093456  # [   63.087101] RSP: 002b:00007ffe6d4be598 EFLAGS: 00000246 ORIG_RAX: 00000000000[   63.921714]  ksys_write+0x68/0xf0
 5119 07:50:14.097288  00001
 5120 07:50:14.103301  # [   63.094659] RAX: ffffffffffffffda RBX: 000000000000000b RCX: 00007f02129ba8f3
 5121 07:50:14.110474  # [   63.101782] RDX: 000000000000000b RSI: 00007f02128ad000 RDI: 0000000000000001
 5122 07:50:14.119992  # [   63.108904] RBP: 00007f02128ad000 R08: 00007f02128ac010 R09: 000000000000000[   63.947222]  do_syscall_64+0x33/0x40
 5123 07:50:14.120531  0
 5124 07:50:14.126635  # [   63.116026] R10: fffffffffffffbc5 R11: 0000000000000246 R12: 0000000000000001
 5125 07:50:14.137474  # [   63.123148] R13: 0000000000000001 R14: 0000000000020000 R15: 0000000000020000
 5126 07:50:14.139417  # WRITE_KERN: saw 'call trace:': ok
 5127 07:50:14.142797  ok 41 selftests: lkdtm: WRITE_KERN.sh
 5128 07:50:14.146411  # selftes[   63.972977]  entry_SYSCALL_64_after_hwframe+0x61/0xc6
 5129 07:50:14.149265  ts: lkdtm: REFCOUNT_INC_OVERFLOW.sh
 5130 07:50:14.155998  [   64.000219] RIP: 0033:0x7ff09cdba8f3
 5131 07:50:14.172594  [   64.006985] Code: 8b 15 a1 25 0e 00 f7 d8 64 89 02 48 c7 c0 ff ff ff ff eb b7 0f 1f 00 64 8b 04 25 18 00 00 00 85 c0 75 14 b8 01 00 00 00 0f 05 <48> 3d 00 f0 ff ff 77 55 c3 0f 1f 40 00 48 83 ec 28 48 89 54 24 18
 5132 07:50:14.182759  [   64.025776] RSP: 002b:00007ffe54ef56f8 EFLAGS: 00000246 ORIG_RAX: 0000000000000001
 5133 07:50:14.188977  [   64.033376] RAX: ffffffffffffffda RBX: 0000000000000016 RCX: 00007ff09cdba8f3
 5134 07:50:14.195488  [   64.040550] RDX: 0000000000000016 RSI: 00007ff09ccad000 RDI: 0000000000000001
 5135 07:50:14.202301  [   64.047722] RBP: 00007ff09ccad000 R08: 00007ff09ccac010 R09: 0000000000000000
 5136 07:50:14.208708  [   64.054906] R10: fffffffffffffbc5 R11: 0000000000000246 R12: 0000000000000001
 5137 07:50:14.215258  [   64.062104] R13: 0000000000000001 R14: 0000000000020000 R15: 0000000000020000
 5138 07:50:14.218525  [   64.069310] irq event stamp: 0
 5139 07:50:14.225409  [   64.072425] hardirqs last  enabled at (0): [<0000000000000000>] 0x0
 5140 07:50:14.235174  [   64.078785] hardirqs last disabled at (0): [<ffffffff93d00cf0>] copy_process+0x640/0x1c80
 5141 07:50:14.241472  [   64.087009] softirqs last  enabled at (0): [<ffffffff93d00cf0>] copy_process+0x640/0x1c80
 5142 07:50:14.248409  [   64.095253] softirqs last disabled at (0): [<0000000000000000>] 0x0
 5143 07:50:14.255212  [   64.101581] ---[ end trace 85b1dc041ea261e9 ]---
 5144 07:50:14.258098  [   64.106250] lkdtm: Overflow detected: saturated
 5145 07:50:14.309329  # [   63.308508] lkdtm: Performing direct entry REFCOUNT_INC_OVERFLOW
 5146 07:50:14.315894  # [   63.314540] lkdtm: attempting good refcount_inc() without overflow
 5147 07:50:14.322603  # [   63.342877] lkdtm: attempting bad refcount_inc() overflow
 5148 07:50:14.325616  # [   63.370490] ------------[ cut here ]------------
 5149 07:50:14.332038  # [   63.397265] refcount_t: saturated; leaking memory.
 5150 07:50:14.341971  # [   63.424262] WARNING: CPU: 0 PID: 2026 at lib/refcount.c:22 refcount_warn_saturate+0x51/0x110
 5151 07:50:14.352173  # [   63.454874] Modules linked in: fuse ip_tables cros_ec_sysfs cros_ec_debugfs cros_ec_chardev cros_ec_lightbar cros_ec_dev cros_usbpd_notify
 5152 07:50:14.361966  # [   63.489456] CPU: 0 PID: 2026 Comm: cat Tainted: G      D W         5.10.154-cip20 #1
 5153 07:50:14.368712  # [   63.519420] Hardware name: Google Grunt/Grunt, BIOS  09/05/2019
 5154 07:50:14.371771  # [   63.547501] RIP: 0010:refcount_warn_saturate+0x51/0x110
 5155 07:50:14.391804  # [   63.574943] Code: 84 bc 00 00 00 e9 3f 9c c4 00 85 f6 74 46 80 3d 91 40 94 01 00 75 ee 48 c7 c7 00 79 52 95 c6 05 81 40 94 01 01 e8 2a 9b 98 00 <0f> 0b e9 18 9c c4 00 80 3d 6d 40 94 01 00 75 cb 48 c7 c7 28 79 52
 5156 07:50:14.398675  # [   63.615805] RSP: 0018:ffffbe0d41abfe48 EFLAGS: 00010286
 5157 07:50:14.404536  # [   63.643218] RAX: 0000000000000000 RBX: 000000000000002b RCX: 0000000000000000
 5158 07:50:14.411635  # [   63.672510] RDX: ffff9e01aac2c660 RSI: ffff9e01aac1bf70 RDI: ffff9e01aac1bf70
 5159 07:50:14.417930  # [   63.701830] RBP: ffffffff9558bfbd R08: 0000000000000000 R09: 0000000000000000
 5160 07:50:14.428326  # [   63.731149] R10: 00000000ff[   64.271823] lkdtm: Performing direct entry REFCOUNT_ADD_OVERFLOW
 5161 07:50:14.430853  ffe000 R11: 3fffffffffffffff R12: 0000000000000016
 5162 07:50:14.437998  # [   63.760457] R13: ffffbe0d41abff10 R14: ffffbe0d41abff10 R15: ffff9e018322c000
 5163 07:50:14.440943  
 5164 07:50:14.447869  # [   63.789677] FS:  00007ff09cedf580(0000) GS:ffff9e01aac00000(0000) knlGS:0000000000000000
 5165 07:50:14.453771  # [   63.801857] CS:  001[   64.280096] lkdtm: attempting good refcount_add() without overflow
 5166 07:50:14.457741  
 5167 07:50:14.460942  0 DS: 0000 ES: 0000 CR0: 0000000080050033
 5168 07:50:14.467691  # [   63.811619] CR2: 00007ff09ccad000 CR3: 0000000103ea0000 CR4: 00000000001506f0
 5169 07:50:14.470878  # [   63.822934] Call Trace:
 5170 07:50:14.474036  # [   63.839149]  lkdtm_REFCOUNT_INC_OVERFLOW+0x70/0x98
 5171 07:50:14.484288  # [   63.844112]  direct_entry.cold+0x2c/0[   64.308462] lkdtm: attempting bad refcount_add() overflow
 5172 07:50:14.484776  x38
 5173 07:50:14.487025  # [   63.870206]  full_proxy_write+0x56/0x80
 5174 07:50:14.490774  # [   63.896245]  vfs_write+0xea/0x3a0
 5175 07:50:14.493983  # [   63.921714]  ksys_write+0x68/0xf0
 5176 07:50:14.497119  # [   63.947222]  do_syscall_64+0x33/0x40
 5177 07:50:14.503579  # [   63.972977]  entry_SYSCALL_64_after_hwframe+0x61/0xc6
 5178 07:50:14.511020  # [   64.000219] RIP: [   64.336045] ------------[ cut here ]------------
 5179 07:50:14.513311  0033:0x7ff09cdba8f3
 5180 07:50:14.530123  # [   64.006985] Code: 8b 15 a1 25 0e 00 f7 d8 64 89 02 48 c7 c0 ff ff ff ff eb b7 0f 1f 00 64 8b 04 25 18 00 00 00 85 c0 75 14 b8 01 00 00 00 0f 05 <48> 3d 00 f0 ff ff 77 55 c3 0f 1f 40 00 48 83 ec 28 48 89 54 24 18
 5181 07:50:14.536153  # [   64.025776] [   64.362817] refcount_t: saturated; leaking memory.
 5182 07:50:14.543023  RSP: 002b:00007ffe54ef56f8 EFLAGS: 00000246 ORIG_RAX: 0000000000000001
 5183 07:50:14.549677  # [   64.033376] RAX: ffffffffffffffda RBX: 0000000000000016 RCX: 00007ff09cdba8f3
 5184 07:50:14.559747  # [   64.040550] RDX: 0000000000000016 RSI: 00007ff09ccad000 RDI: 0000000000000001
 5185 07:50:14.569475  # [   64.047722][   64.389842] WARNING: CPU: 0 PID: 2058 at lib/refcount.c:22 refcount_warn_saturate+0x51/0x110
 5186 07:50:14.573082   RBP: 00007ff09ccad000 R08: 00007ff09ccac010 R09: 0000000000000000
 5187 07:50:14.582763  # [   64.054906] R10: fffffffffffffbc5 R11: 0000000000000246 R12: 0000000000000001
 5188 07:50:14.589309  # [   64.062104] R13: 0000000000000001 R14: 0000000000020000 R15: 0000000000020000
 5189 07:50:14.602212  # [   64.069310] irq[   64.420432] Modules linked in: fuse ip_tables cros_ec_sysfs cros_ec_debugfs cros_ec_chardev cros_ec_lightbar cros_ec_dev cros_usbpd_notify
 5190 07:50:14.605321   event stamp: 0
 5191 07:50:14.608851  # [   64.072425] hardirqs last  enabled at (0): [<0000000000000000>] 0x0
 5192 07:50:14.618706  # [   64.078785] hardirqs last disabled at (0): [<ffffffff93d00cf0>] copy_process+0x640/0x1c80
 5193 07:50:14.631786  # [   64.087009] softirqs last  enabled at (0): [<ffffffff93d00cf0>] [   64.455107] CPU: 0 PID: 2058 Comm: cat Tainted: G      D W         5.10.154-cip20 #1
 5194 07:50:14.635218  copy_process+0x640/0x1c80
 5195 07:50:14.641944  # [   64.095253] softirqs last disabled at (0): [<0000000000000000>] 0x0
 5196 07:50:14.645096  # [   64.101581] ---[ end trace 85b1dc041ea261e9 ]---
 5197 07:50:14.651637  # [   64.106250] lkdtm: Overflow detected: saturated
 5198 07:50:14.661502  # REFCOUNT_INC_OVERFLOW: saw 'call trace:': ok[   64.484946] Hardware name: Google Grunt/Grunt, BIOS  09/05/2019
 5199 07:50:14.662012  
 5200 07:50:14.665237  ok 42 selftests: lkdtm: REFCOUNT_INC_OVERFLOW.sh
 5201 07:50:14.668499  # selftests: lkdtm: REFCOUNT_ADD_OVERFLOW.sh
 5202 07:50:14.675292  [   64.513078] RIP: 0010:refcount_warn_saturate+0x51/0x110
 5203 07:50:14.694375  [   64.526752] Code: 84 bc 00 00 00 e9 3f 9c c4 00 85 f6 74 46 80 3d 91 40 94 01 00 75 ee 48 c7 c7 00 79 52 95 c6 05 81 40 94 01 01 e8 2a 9b 98 00 <0f> 0b e9 18 9c c4 00 80 3d 6d 40 94 01 00 75 cb 48 c7 c7 28 79 52
 5204 07:50:14.697302  [   64.545532] RSP: 0018:ffffbe0d41b3fe48 EFLAGS: 00010286
 5205 07:50:14.704135  [   64.550771] RAX: 0000000000000000 RBX: 000000000000002c RCX: 0000000000000000
 5206 07:50:14.710484  [   64.557936] RDX: ffff9e01aac2c660 RSI: ffff9e01aac1bf70 RDI: ffff9e01aac1bf70
 5207 07:50:14.713899  
 5208 07:50:14.720405  [   64.565077] RBP: ffffffff9558bfd3 R08: 0000000000000000 R09: 0000000000000000
 5209 07:50:14.727213  [   64.572239] R10: 00000000ffffe000 R11: 3fffffffffffffff R12: 0000000000000016
 5210 07:50:14.733641  [   64.579381] R13: ffffbe0d41b3ff10 R14: ffffbe0d41b3ff10 R15: ffff9e0183e1d000
 5211 07:50:14.743082  [   64.586552] FS:  00007f81541d5580(0000) GS:ffff9e01aac00000(0000) knlGS:0000000000000000
 5212 07:50:14.746740  [   64.594649] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
 5213 07:50:14.753275  [   64.600464] CR2: 00007f8153fd5000 CR3: 0000000103e10000 CR4: 00000000001506f0
 5214 07:50:14.756564  [   64.607642] Call Trace:
 5215 07:50:14.763344  [   64.610204]  lkdtm_REFCOUNT_ADD_OVERFLOW+0x7f/0xa7
 5216 07:50:14.766581  [   64.615050]  direct_entry.cold+0x2c/0x38
 5217 07:50:14.769849  [   64.619036]  full_proxy_write+0x56/0x80
 5218 07:50:14.772924  [   64.623046]  vfs_write+0xea/0x3a0
 5219 07:50:14.776184  [   64.626392]  ksys_write+0x68/0xf0
 5220 07:50:14.779823  [   64.629793]  do_syscall_64+0x33/0x40
 5221 07:50:14.786167  [   64.633441]  entry_SYSCALL_64_after_hwframe+0x61/0xc6
 5222 07:50:14.790076  [   64.638584] RIP: 0033:0x7f81540e28f3
 5223 07:50:14.809399  [   64.642262] Code: 8b 15 a1 25 0e 00 f7 d8 64 89 02 48 c7 c0 ff ff ff ff eb b7 0f 1f 00 64 8b 04 25 18 00 00 00 85 c0 75 14 b8 01 00 00 00 0f 05 <48> 3d 00 f0 ff ff 77 55 c3 0f 1f 40 00 48 83 ec 28 48 89 54 24 18
 5224 07:50:14.815593  [   64.661102] RSP: 002b:00007ffd97b26a08 EFLAGS: 00000246 ORIG_RAX: 0000000000000001
 5225 07:50:14.822436  [   64.668705] RAX: ffffffffffffffda RBX: 0000000000000016 RCX: 00007f81540e28f3
 5226 07:50:14.829413  [   64.675832] RDX: 0000000000000016 RSI: 00007f8153fd5000 RDI: 0000000000000001
 5227 07:50:14.839608  [   64.682958] RBP: 00007f8153fd5000 R08: 00007f8153fd4010 R09: 0000000000000000
 5228 07:50:14.845919  [   64.690141] R10: fffffffffffffbc5 R11: 0000000000000246 R12: 0000000000000001
 5229 07:50:14.851822  [   64.697276] R13: 0000000000000001 R14: 0000000000020000 R15: 0000000000020000
 5230 07:50:14.855851  [   64.704407] irq event stamp: 0
 5231 07:50:14.861766  [   64.707460] hardirqs last  enabled at (0): [<0000000000000000>] 0x0
 5232 07:50:14.868544  [   64.713722] hardirqs last disabled at (0): [<ffffffff93d00cf0>] copy_process+0x640/0x1c80
 5233 07:50:14.878180  [   64.721907] softirqs last  enabled at (0): [<ffffffff93d00cf0>] copy_process+0x640/0x1c80
 5234 07:50:14.884726  [   64.730082] softirqs last disabled at (0): [<0000000000000000>] 0x0
 5235 07:50:14.888252  [   64.736345] ---[ end trace 85b1dc041ea261ea ]---
 5236 07:50:14.891277  [   64.740961] lkdtm: Overflow detected: saturated
 5237 07:50:14.916857  # [   64.271823] lkdtm: Performing direct entry REFCOUNT_ADD_OVERFLOW
 5238 07:50:14.924189  # [   64.280096] lkdtm: attempting good refcount_add() without overflow
 5239 07:50:14.930062  # [   64.308462] lkdtm: attempting bad refcount_add() overflow
 5240 07:50:14.933442  # [   64.336045] ------------[ cut here ]------------
 5241 07:50:14.941354  # [   64.362817] refcount_t: saturated; leaking memory.
 5242 07:50:14.949849  # [   64.389842] WARNING: CPU: 0 PID: 2058 at lib/refcount.c:22 refcount_warn_saturate+0x51/0x110
 5243 07:50:14.960172  # [   64.420432] Modules linked in: fuse ip_tables cros_ec_sysfs cros_ec_debugfs cros_ec_chardev cros_ec_lightbar cros_ec_dev cros_usbpd_notify
 5244 07:50:14.970735  # [   64.455107] CPU: 0 PID: 2058 Comm: cat Tainted: G      D W         5.10.154-cip20 #1
 5245 07:50:14.976654  # [   64.484946] Hardware name: Google Grunt/Grunt, BIOS  09/05/2019
 5246 07:50:14.979947  # [   64.513078] RIP: 0010:refcount_warn_saturate+0x51/0x110
 5247 07:50:14.999388  # [   64.526752] Code: 84 bc 00 00 00 e9 3f 9c c4 00 85 f6 74 46 80 3d 91 40 94 01 00 75 ee 48 c7 c7 00 79 52 95 c6 05 81 40 94 01 01 e8 2a 9b 98 00 <0f> 0b e9 18 9c c4 00 80 3d 6d 40 94 01 00 75 cb 48 c7 c7 28 79 52
 5248 07:50:15.006295  # [   64.545532] RSP: 0018:ffffbe0d41b3fe48 EFLAGS: 00010286
 5249 07:50:15.012590  # [   64.550771] RAX: 0000000000000000 RBX: 000000000000002c RCX: 0000000000000000
 5250 07:50:15.019582  # [   64.557936] RDX: ffff9e01aac2c660 RSI: ffff9e01aac1bf70 RDI: ffff9e01aac1bf70
 5251 07:50:15.025771  # [   64.565077] RBP: ffffffff9558bfd3 R08: 0000000000000000 R09: 0000000000000000
 5252 07:50:15.032654  # [   64.572239] R10: 00000000ffffe000 R11: 3fffffffffffffff R12: 0000000000000016
 5253 07:50:15.042408  # [   64.579381] R13: ffffbe0d41b3ff10 R14: ffffbe0d41b3ff10 R15: ffff9e0183e1d000
 5254 07:50:15.049128  # [   64.586552] FS:  00007f81541d5580(0000) GS:ffff9e01aac00000(0000) knlGS:0000000000000000
 5255 07:50:15.058913  # [   64.594649] CS:  0010 DS: 0000 ES: [   64.884246] lkdtm: Performing direct entry REFCOUNT_INC_NOT_ZERO_OVERFLOW
 5256 07:50:15.062124  0000 CR0: 0000000080050033
 5257 07:50:15.069070  # [   64.600464] CR2: 00007f8153fd5000 CR3: 0000000103e10000 CR4: 00000000001506f0
 5258 07:50:15.072436  # [   64.607642] Call Trace:
 5259 07:50:15.075307  # [   64.610204]  lkdtm_REFCOUNT_ADD_OVERFLOW+0x7f/0xa7
 5260 07:50:15.082243  # [   64.615050]  direct_entry.cold+0x2c/0x38
 5261 07:50:15.088630  # [   64.6[   64.912220] lkdtm: attempting bad refcount_inc_not_zero() overflow
 5262 07:50:15.092345  19036]  full_proxy_write+0x56/0x80
 5263 07:50:15.095939  # [   64.623046]  vfs_write+0xea/0x3a0
 5264 07:50:15.098665  # [   64.626392]  ksys_write+0x68/0xf0
 5265 07:50:15.101878  # [   64.629793]  do_syscall_64+0x33/0x40
 5266 07:50:15.108833  # [   64.633441]  entry_SYSCALL_64_after_hwframe+0x61/0xc6
 5267 07:50:15.115133  # [   64.638584] RIP: 0033:0x7f81540e[   64.940590] ------------[ cut here ]------------
 5268 07:50:15.115543  28f3
 5269 07:50:15.134535  # [   64.642262] Code: 8b 15 a1 25 0e 00 f7 d8 64 89 02 48 c7 c0 ff ff ff ff eb b7 0f 1f 00 64 8b 04 25 18 00 00 00 85 c0 75 14 b8 01 00 00 00 0f 05 <48> 3d 00 f0 ff ff 77 55 c3 0f 1f 40 00 48 83 ec 28 48 89 54 24 18
 5270 07:50:15.141263  # [   64.661102] RSP: 002b:00007[   64.967382] refcount_t: saturated; leaking memory.
 5271 07:50:15.147750  ffd97b26a08 EFLAGS: 00000246 ORIG_RAX: 0000000000000001
 5272 07:50:15.154208  # [   64.668705] RAX: ffffffffffffffda RBX: 0000000000000016 RCX: 00007f81540e28f3
 5273 07:50:15.160683  # [   64.675832] RDX: 0000000000000016 RSI: 00007f8153fd5000 RDI: 0000000000000001
 5274 07:50:15.170767  # [   64.682958] RBP: 00007f815[   64.994373] WARNING: CPU: 0 PID: 2090 at lib/refcount.c:19 refcount_warn_saturate+0x97/0x110
 5275 07:50:15.177468  3fd5000 R08: 00007f8153fd4010 R09: 0000000000000000
 5276 07:50:15.184151  # [   64.690141] R10: fffffffffffffbc5 R11: 0000000000000246 R12: 0000000000000001
 5277 07:50:15.190378  # [   64.697276] R13: 0000000000000001 R14: 0000000000020000 R15: 0000000000020000
 5278 07:50:15.207057  # [   64.704407] irq event stamp: 0[   65.024976] Modules linked in: fuse ip_tables cros_ec_sysfs cros_ec_debugfs cros_ec_chardev cros_ec_lightbar cros_ec_dev cros_usbpd_notify
 5279 07:50:15.207376  
 5280 07:50:15.213438  # [   64.707460] hardirqs last  enabled at (0): [<0000000000000000>] 0x0
 5281 07:50:15.224165  # [   64.713722] hardirqs last disabled at (0): [<ffffffff93d00cf0>] copy_process+0x640/0x1c80
 5282 07:50:15.236660  # [   64.721907] softirqs last  enabled at (0): [<ffffffff93d00cf0>] copy_process+0x[   65.059654] CPU: 0 PID: 2090 Comm: cat Tainted: G      D W         5.10.154-cip20 #1
 5283 07:50:15.237071  640/0x1c80
 5284 07:50:15.243253  # [   64.730082] softirqs last disabled at (0): [<0000000000000000>] 0x0
 5285 07:50:15.249654  # [   64.736345] ---[ end trace 85b1dc041ea261ea ]---
 5286 07:50:15.253403  # [   64.740961] lkdtm: Overflow detected: saturated
 5287 07:50:15.256165  # REFCOUNT_ADD_OVERFLOW: saw 'call trace:': ok
 5288 07:50:15.266067  ok 43 selftes[   65.089496] Hardware name: Google Grunt/Grunt, BIOS  09/05/2019
 5289 07:50:15.269815  ts: lkdtm: REFCOUNT_ADD_OVERFLOW.sh
 5290 07:50:15.272809  # selftests: lkdtm: REFCOUNT_INC_NOT_ZERO_OVERFLOW.sh
 5291 07:50:15.279535  [   65.117623] RIP: 0010:refcount_warn_saturate+0x97/0x110
 5292 07:50:15.295830  [   65.130802] Code: 01 01 e8 07 9b 98 00 0f 0b e9 f5 9b c4 00 80 3d 4c 40 94 01 00 75 a8 48 c7 c7 00 79 52 95 c6 05 3c 40 94 01 01 e8 e4 9a 98 00 <0f> 0b e9 d2 9b c4 00 80 3d 26 40 94 01 00 75 85 48 c7 c7 58 79 52
 5293 07:50:15.302236  [   65.149600] RSP: 0018:ffffbe0d41b87e38 EFLAGS: 00010282
 5294 07:50:15.309148  [   65.154858] RAX: 0000000000000000 RBX: 000000007fffffff RCX: 0000000000000000
 5295 07:50:15.315904  [   65.162075] RDX: ffff9e01aac2c660 RSI: ffff9e01aac1bf70 RDI: ffff9e01aac1bf70
 5296 07:50:15.325636  [   65.169239] RBP: ffffffff9558bc10 R08: 0000000000000000 R09: 0000000000000000
 5297 07:50:15.331849  [   65.176381] R10: 00000000ffffe000 R11: 3fffffffffffffff R12: 000000000000001f
 5298 07:50:15.339047  [   65.183562] R13: ffffbe0d41b87f10 R14: ffffbe0d41b87f10 R15: ffff9e01848a6000
 5299 07:50:15.345097  [   65.190710] FS:  00007f927ec51580(0000) GS:ffff9e01aac00000(0000) knlGS:0000000000000000
 5300 07:50:15.351686  [   65.198863] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
 5301 07:50:15.358448  [   65.204647] CR2: 00007f927ea1d000 CR3: 0000000101f84000 CR4: 00000000001506f0
 5302 07:50:15.361319  [   65.211835] Call Trace:
 5303 07:50:15.368664  [   65.214358]  __refcount_add_not_zero.constprop.0+0x2a/0x35
 5304 07:50:15.371323  [   65.219914]  lkdtm_REFCOUNT_INC_NOT_ZERO_OVERFLOW+0x3e/0x76
 5305 07:50:15.378480  [   65.225554]  direct_entry.cold+0x2c/0x38
 5306 07:50:15.381291  [   65.229549]  full_proxy_write+0x56/0x80
 5307 07:50:15.384461  [   65.233422]  vfs_write+0xea/0x3a0
 5308 07:50:15.388033  [   65.236798]  ksys_write+0x68/0xf0
 5309 07:50:15.391354  [   65.240167]  do_syscall_64+0x33/0x40
 5310 07:50:15.398086  [   65.243815]  entry_SYSCALL_64_after_hwframe+0x61/0xc6
 5311 07:50:15.401280  [   65.248942] RIP: 0033:0x7f927eb2a8f3
 5312 07:50:15.417217  [   65.252589] Code: 8b 15 a1 25 0e 00 f7 d8 64 89 02 48 c7 c0 ff ff ff ff eb b7 0f 1f 00 64 8b 04 25 18 00 00 00 85 c0 75 14 b8 01 00 00 00 0f 05 <48> 3d 00 f0 ff ff 77 55 c3 0f 1f 40 00 48 83 ec 28 48 89 54 24 18
 5313 07:50:15.427319  [   65.271397] RSP: 002b:00007ffea921a2f8 EFLAGS: 00000246 ORIG_RAX: 0000000000000001
 5314 07:50:15.433456  [   65.279031] RAX: ffffffffffffffda RBX: 000000000000001f RCX: 00007f927eb2a8f3
 5315 07:50:15.440100  [   65.286193] RDX: 000000000000001f RSI: 00007f927ea1d000 RDI: 0000000000000001
 5316 07:50:15.447089  [   65.293331] RBP: 00007f927ea1d000 R08: 00007f927ea1c010 R09: 0000000000000000
 5317 07:50:15.453315  [   65.300457] R10: fffffffffffffbc5 R11: 0000000000000246 R12: 0000000000000001
 5318 07:50:15.463361  [   65.307583] R13: 0000000000000001 R14: 0000000000020000 R15: 0000000000020000
 5319 07:50:15.467096  [   65.314733] irq event stamp: 0
 5320 07:50:15.469783  [   65.317797] hardirqs last  enabled at (0): [<0000000000000000>] 0x0
 5321 07:50:15.480048  [   65.324063] hardirqs last disabled at (0): [<ffffffff93d00cf0>] copy_process+0x640/0x1c80
 5322 07:50:15.486261  [   65.332234] softirqs last  enabled at (0): [<ffffffff93d00cf0>] copy_process+0x640/0x1c80
 5323 07:50:15.493163  [   65.340404] softirqs last disabled at (0): [<0000000000000000>] 0x0
 5324 07:50:15.499466  [   65.346678] ---[ end trace 85b1dc041ea261eb ]---
 5325 07:50:15.502887  [   65.351294] lkdtm: Overflow detected: saturated
 5326 07:50:15.533653  # [   64.884246] lkdtm: Performing direct entry REFCOUNT_INC_NOT_ZERO_OVERFLOW
 5327 07:50:15.536716  # [   64.912220] lkdtm: attempting bad refcount_inc_not_zero() overflow
 5328 07:50:15.540264  
 5329 07:50:15.543339  # [   64.940590] ------------[ cut here ]------------
 5330 07:50:15.547321  # [   64.967382] refcount_t: saturated; leaking memory.
 5331 07:50:15.556613  # [   64.994373] WARNING: CPU: 0 PID: 2090 at lib/refcount.c:19 refcount_warn_saturate+0x97/0x110
 5332 07:50:15.569981  # [   65.024976] Modules linked in: fuse ip_tables cros_ec_sysfs cros_ec_debugfs cros_ec_chardev cros_ec_lightbar cros_ec_dev cros_usbpd_notify
 5333 07:50:15.576398  # [   65.059654] CPU: 0 PID: 2090 Comm: cat Tainted: G      D W         5.10.154-cip20 #1
 5334 07:50:15.582960  # [   65.089496] Hardware name: Google Grunt/Grunt, BIOS  09/05/2019
 5335 07:50:15.589415  # [   65.117623] RIP: 0010:refcount_warn_saturate+0x97/0x110
 5336 07:50:15.605684  # [   65.130802] Code: 01 01 e8 07 9b 98 00 0f 0b e9 f5 9b c4 00 80 3d 4c 40 94 01 00 75 a8 48 c7 c7 00 79 52 95 c6 05 3c 40 94 01 01 e8 e4 9a 98 00 <0f> 0b e9 d2 9b c4 00 80 3d 26 40 94 01 00 75 85 48 c7 c7 58 79 52
 5337 07:50:15.612605  # [   65.149600] RSP: 0018:ffffbe0d41b87e38 EFLAGS: 00010282
 5338 07:50:15.619388  # [   65.154858] RAX: 0000000000000000 RBX: 000000007fffffff RCX: 0000000000000000
 5339 07:50:15.629055  # [   65.162075] RDX: ffff9e01aac2c660 RSI: ffff9e01aac1bf70 RDI: ffff9e01aac1bf70
 5340 07:50:15.635472  # [   65.169239] RBP: ffffffff9558bc10 R08: 0000000000000000 R09: 0000000000000000
 5341 07:50:15.648268  # [   65.176381] R10: 00000000ffffe000 R11: 3fffffffffffffff R12: 000000000[   65.490621] lkdtm: Performing direct entry REFCOUNT_ADD_NOT_ZERO_OVERFLOW
 5342 07:50:15.648352  000001f
 5343 07:50:15.655156  # [   65.183562] R13: ffffbe0d41b87f10 R14: ffffbe0d41b87f10 R15: ffff9e01848a6000
 5344 07:50:15.665248  # [   65.190710] FS:  00007f927ec51580(0000) GS:ffff9e01aac00000(0000) knlGS:0000000000000000
 5345 07:50:15.668431  # [   65.198863] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
 5346 07:50:15.671656  
 5347 07:50:15.675001  [   65.500655] lkdtm: attempting bad refcount_add_not_zero() overflow
 5348 07:50:15.685109  # [   65.204647] CR2: 00007f927ea1d000 CR3: 0000000101f84000 CR4: 00000000001506f0
 5349 07:50:15.685191  # [   65.211835] Call Trace:
 5350 07:50:15.691404  # [   65.214358]  __refcount_add_not_zero.constprop.0+0x2a/0x35
 5351 07:50:15.698030  # [   65.219914]  lkdtm_REFCOUNT_INC_NOT_ZERO_OVERFLOW+0x3e/0x76
 5352 07:50:15.701239  # [   65.22[   65.529023] ------------[ cut here ]------------
 5353 07:50:15.704518  
 5354 07:50:15.704597  5554]  direct_entry.cold+0x2c/0x38
 5355 07:50:15.710856  # [   65.229549]  full_proxy_write+0x56/0x80
 5356 07:50:15.714418  # [   65.233422]  vfs_write+0xea/0x3a0
 5357 07:50:15.717867  # [   65.236798]  ksys_write+0x68/0xf0
 5358 07:50:15.721264  # [   65.240167]  do_syscall_64+0x33/0x40
 5359 07:50:15.730704  # [   65.243815]  entry_SYSCALL_64_after_hwframe+0x[   65.555829] refcount_t: saturated; leaking memory.
 5360 07:50:15.730797  61/0xc6
 5361 07:50:15.734738  # [   65.248942] RIP: 0033:0x7f927eb2a8f3
 5362 07:50:15.760805  # [   65.252589] Code: 8b 15 a1 25 0e 00 f7 d8 64 89 02 48 c7 c0 ff ff ff ff eb b7 0f 1f 00 64 8b 04 25 18 00 00 00 85 c0 75 14 b8 01 00 00 00 0f 05 <48> 3d 00 f0 ff ff 77 55 c3 0f 1f 40 00 48 83 ec 28 48[   65.582831] WARNING: CPU: 0 PID: 2122 at lib/refcount.c:19 refcount_warn_saturate+0x97/0x110
 5363 07:50:15.760894   89 54 24 18
 5364 07:50:15.770470  # [   65.271397] RSP: 002b:00007ffea921a2f8 EFLAGS: 00000246 ORIG_RAX: 0000000000000001
 5365 07:50:15.777311  # [   65.279031] RAX: ffffffffffffffda RBX: 000000000000001f RCX: 00007f927eb2a8f3
 5366 07:50:15.793756  # [   65.286193] RDX: 000000000000001f RSI: 00007f927ea1d000 RDI: 000[   65.613431] Modules linked in: fuse ip_tables cros_ec_sysfs cros_ec_debugfs cros_ec_chardev cros_ec_lightbar cros_ec_dev cros_usbpd_notify
 5367 07:50:15.796781  0000000000001
 5368 07:50:15.803634  # [   65.293331] RBP: 00007f927ea1d000 R08: 00007f927ea1c010 R09: 0000000000000000
 5369 07:50:15.809681  # [   65.300457] R10: fffffffffffffbc5 R11: 0000000000000246 R12: 0000000000000001
 5370 07:50:15.826929  # [   65.307583] R13: 0000000000000001 R14: 0000000000020000 R15: 0000000[   65.648104] CPU: 0 PID: 2122 Comm: cat Tainted: G      D W         5.10.154-cip20 #1
 5371 07:50:15.827024  000020000
 5372 07:50:15.830288  # [   65.314733] irq event stamp: 0
 5373 07:50:15.836363  # [   65.317797] hardirqs last  enabled at (0): [<0000000000000000>] 0x0
 5374 07:50:15.842832  # [   65.324063] hardirqs last disabled at (0): [<ffffffff93d00cf0>] copy_process+0x640/0x1c80
 5375 07:50:15.852925  # [   65.332234] softirqs last  enable[   65.677938] Hardware name: Google Grunt/Grunt, BIOS  09/05/2019
 5376 07:50:15.859370  d at (0): [<ffffffff93d00cf0>] copy_process+0x640/0x1c80
 5377 07:50:15.866372  # [   65.340404] softirqs last disabled at (0): [<0000000000000000>] 0x0
 5378 07:50:15.869209  # [   65.346678] ---[ end trace 85b1dc041ea261eb ]---
 5379 07:50:15.872362  # [   65.351294] lkdtm: Overflow detected: saturated
 5380 07:50:15.878949  # REFCOUNT_INC_[   65.706079] RIP: 0010:refcount_warn_saturate+0x97/0x110
 5381 07:50:15.885842  NOT_ZERO_OVERFLOW: saw 'call trace:': ok
 5382 07:50:15.889377  ok 44 selftests: lkdtm: REFCOUNT_INC_NOT_ZERO_OVERFLOW.sh
 5383 07:50:15.895611  # selftests: lkdtm: REFCOUNT_ADD_NOT_ZERO_OVERFLOW.sh
 5384 07:50:15.911740  [   65.733456] Code: 01 01 e8 07 9b 98 00 0f 0b e9 f5 9b c4 00 80 3d 4c 40 94 01 00 75 a8 48 c7 c7 00 79 52 95 c6 05 3c 40 94 01 01 e8 e4 9a 98 00 <0f> 0b e9 d2 9b c4 00 80 3d 26 40 94 01 00 75 85 48 c7 c7 58 79 52
 5385 07:50:15.918853  [   65.765698] RSP: 0018:ffffbe0d41c1fe38 EFLAGS: 00010282
 5386 07:50:15.925346  [   65.770994] RAX: 0000000000000000 RBX: 000000007fffffff RCX: 0000000000000000
 5387 07:50:15.931969  [   65.778169] RDX: ffff9e01aac2c660 RSI: ffff9e01aac1bf70 RDI: ffff9e01aac1bf70
 5388 07:50:15.937996  [   65.785336] RBP: ffffffff9558bc30 R08: 0000000000000000 R09: 0000000000000000
 5389 07:50:15.948329  [   65.792507] R10: 00000000ffffe000 R11: 3fffffffffffffff R12: 000000000000001f
 5390 07:50:15.954791  [   65.799684] R13: ffffbe0d41c1ff10 R14: ffffbe0d41c1ff10 R15: ffff9e01832d9000
 5391 07:50:15.962209  [   65.806872] FS:  00007f833f3bf580(0000) GS:ffff9e01aac00000(0000) knlGS:0000000000000000
 5392 07:50:15.967757  [   65.815018] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
 5393 07:50:15.974671  [   65.820838] CR2: 00007f833f18d000 CR3: 0000000103f86000 CR4: 00000000001506f0
 5394 07:50:15.977451  [   65.828041] Call Trace:
 5395 07:50:15.984525  [   65.830567]  __refcount_add_not_zero.constprop.0+0x2a/0x35
 5396 07:50:15.987644  [   65.836125]  lkdtm_REFCOUNT_ADD_NOT_ZERO_OVERFLOW+0x3e/0x76
 5397 07:50:15.994410  [   65.841785]  direct_entry.cold+0x2c/0x38
 5398 07:50:15.997467  [   65.845841]  full_proxy_write+0x56/0x80
 5399 07:50:16.000860  [   65.849734]  vfs_write+0xea/0x3a0
 5400 07:50:16.004384  [   65.853108]  ksys_write+0x68/0xf0
 5401 07:50:16.007274  [   65.856551]  do_syscall_64+0x33/0x40
 5402 07:50:16.013928  [   65.860199]  entry_SYSCALL_64_after_hwframe+0x61/0xc6
 5403 07:50:16.017440  [   65.865326] RIP: 0033:0x7f833f29a8f3
 5404 07:50:16.033927  [   65.868976] Code: 8b 15 a1 25 0e 00 f7 d8 64 89 02 48 c7 c0 ff ff ff ff eb b7 0f 1f 00 64 8b 04 25 18 00 00 00 85 c0 75 14 b8 01 00 00 00 0f 05 <48> 3d 00 f0 ff ff 77 55 c3 0f 1f 40 00 48 83 ec 28 48 89 54 24 18
 5405 07:50:16.043637  [   65.887811] RSP: 002b:00007ffcf83c01a8 EFLAGS: 00000246 ORIG_RAX: 0000000000000001
 5406 07:50:16.049976  [   65.895426] RAX: ffffffffffffffda RBX: 000000000000001f RCX: 00007f833f29a8f3
 5407 07:50:16.056848  [   65.902598] RDX: 000000000000001f RSI: 00007f833f18d000 RDI: 0000000000000001
 5408 07:50:16.063245  [   65.909733] RBP: 00007f833f18d000 R08: 00007f833f18c010 R09: 0000000000000000
 5409 07:50:16.069897  [   65.916859] R10: fffffffffffffbc5 R11: 0000000000000246 R12: 0000000000000001
 5410 07:50:16.079924  [   65.924002] R13: 0000000000000001 R14: 0000000000020000 R15: 0000000000020000
 5411 07:50:16.080009  [   65.931142] irq event stamp: 0
 5412 07:50:16.086200  [   65.934196] hardirqs last  enabled at (0): [<0000000000000000>] 0x0
 5413 07:50:16.096365  [   65.940460] hardirqs last disabled at (0): [<ffffffff93d00cf0>] copy_process+0x640/0x1c80
 5414 07:50:16.102932  [   65.948628] softirqs last  enabled at (0): [<ffffffff93d00cf0>] copy_process+0x640/0x1c80
 5415 07:50:16.109314  [   65.956814] softirqs last disabled at (0): [<0000000000000000>] 0x0
 5416 07:50:16.116352  [   65.963078] ---[ end trace 85b1dc041ea261ec ]---
 5417 07:50:16.119280  [   65.967695] lkdtm: Overflow detected: saturated
 5418 07:50:16.148792  # [   65.490621] lkdtm: Performing direct entry REFCOUNT_ADD_NOT_ZERO_OVERFLOW
 5419 07:50:16.151916  # [   65.500655] lkdtm: attempting bad refcount_add_not_zero() overflow
 5420 07:50:16.155417  
 5421 07:50:16.158447  # [   65.529023] ------------[ cut here ]------------
 5422 07:50:16.161683  # [   65.555829] refcount_t: saturated; leaking memory.
 5423 07:50:16.171641  # [   65.582831] WARNING: CPU: 0 PID: 2122 at lib/refcount.c:19 refcount_warn_saturate+0x97/0x110
 5424 07:50:16.185014  # [   65.613431] Modules linked in: fuse ip_tables cros_ec_sysfs cros_ec_debugfs cros_ec_chardev cros_ec_lightbar cros_ec_dev cros_usbpd_notify
 5425 07:50:16.191228  # [   65.648104] CPU: 0 PID: 2122 Comm: cat Tainted: G      D W         5.10.154-cip20 #1
 5426 07:50:16.197981  # [   65.677938] Hardware name: Google Grunt/Grunt, BIOS  09/05/2019
 5427 07:50:16.204453  # [   65.706079] RIP: 0010:refcount_warn_saturate+0x97/0x110
 5428 07:50:16.220946  # [   65.733456] Code: 01 01 e8 07 9b 98 00 0f 0b e9 f5 9b c4 00 80 3d 4c 40 94 01 00 75 a8 48 c7 c7 00 79 52 95 c6 05 3c 40 94 01 01 e8 e4 9a 98 00 <0f> 0b e9 d2 9b c4 00 80 3d 26 40 94 01 00 75 85 48 c7 c7 58 79 52
 5429 07:50:16.227466  # [   65.765698] RSP: 0018:ffffbe0d41c1fe38 EFLAGS: 00010282
 5430 07:50:16.234613  # [   65.770994] RAX: 0000000000000000 RBX: 000000007fffffff RCX: 0000000000000000
 5431 07:50:16.244159  # [   65.778169] RDX: ffff9e01aac2c660 RSI: ffff9e01aac1bf70 RDI: ffff9e01aac1bf70
 5432 07:50:16.250386  # [   65.785336] RBP: ffffffff9558bc30 R08: 0000000000000000 R09: 0000000000000000
 5433 07:50:16.260620  # [   65.792507] R10: 00000000ffffe000 R11: 3fffffffffffffff R12: 000000[   66.102899] lkdtm: Performing direct entry REFCOUNT_DEC_ZERO
 5434 07:50:16.264110  000000001f
 5435 07:50:16.270293  # [   65.799684] R13: ffffbe0d41c1ff10 R14: ffffbe0d41c1ff10 R15: ffff9e01832d9000
 5436 07:50:16.277415  # [   65.806872] FS:  00007f833f3bf580(0000) GS:ffff9e01aac00000(0000) knlGS:0000000000000000
 5437 07:50:16.286915  # [   65.815018] CS:  0010 DS: 0000 ES: 0000 CR0: 000000008005003[   66.114558] lkdtm: attempting good refcount_dec()
 5438 07:50:16.290522  
 5439 07:50:16.290608  3
 5440 07:50:16.297005  # [   65.820838] CR2: 00007f833f18d000 CR3: 0000000103f86000 CR4: 00000000001506f0
 5441 07:50:16.300006  # [   65.828041] Call Trace:
 5442 07:50:16.303604  # [   65.830567]  __refcount_add_not_zero.constprop.0+0x2a/0x35
 5443 07:50:16.309988  # [   65.836125]  lkdtm_REFCOUNT_ADD_NOT_ZERO_OVERFLOW+0x3e/0x76
 5444 07:50:16.317514  # [   65[   66.141474] lkdtm: attempting bad refcount_dec() to zero
 5445 07:50:16.319852  .841785]  direct_entry.cold+0x2c/0x38
 5446 07:50:16.322871  # [   65.845841]  full_proxy_write+0x56/0x80
 5447 07:50:16.326031  # [   65.849734]  vfs_write+0xea/0x3a0
 5448 07:50:16.329506  # [   65.853108]  ksys_write+0x68/0xf0
 5449 07:50:16.333080  # [   65.856551]  do_syscall_64+0x33/0x40
 5450 07:50:16.342956  # [   65.860199]  entry_SYSCALL_64_after_hwframe[   66.168965] ------------[ cut here ]------------
 5451 07:50:16.343042  +0x61/0xc6
 5452 07:50:16.345881  # [   65.865326] RIP: 0033:0x7f833f29a8f3
 5453 07:50:16.369431  # [   65.868976] Code: 8b 15 a1 25 0e 00 f7 d8 64 89 02 48 c7 c0 ff ff ff ff eb b7 0f 1f 00 64 8b 04 25 18 00 00 00 85 c0 75 14 b8 01 00 00 00 0f 05 <48> 3d 00 f0 ff ff 77 55 c3 0f 1f 40 00 48 83 ec 28[   66.195766] refcount_t: decrement hit 0; leaking memory.
 5454 07:50:16.372509   48 89 54 24 18
 5455 07:50:16.379285  # [   65.887811] RSP: 002b:00007ffcf83c01a8 EFLAGS: 00000246 ORIG_RAX: 0000000000000001
 5456 07:50:16.385376  # [   65.895426] RAX: ffffffffffffffda RBX: 000000000000001f RCX: 00007f833f29a8f3
 5457 07:50:16.402286  # [   65.902598] RDX: 000000000000001f RSI: 00007f833f18d000 RDI: [   66.223315] WARNING: CPU: 1 PID: 2154 at lib/refcount.c:31 refcount_warn_saturate+0xfb/0x110
 5458 07:50:16.402375  0000000000000001
 5459 07:50:16.408653  # [   65.909733] RBP: 00007f833f18d000 R08: 00007f833f18c010 R09: 0000000000000000
 5460 07:50:16.418125  # [   65.916859] R10: fffffffffffffbc5 R11: 0000000000000246 R12: 0000000000000001
 5461 07:50:16.434828  # [   65.924002] R13: 0000000000000001 R14: 0000000000020000 R15: 0000[   66.253888] Modules linked in: fuse ip_tables cros_ec_sysfs cros_ec_debugfs cros_ec_chardev cros_ec_lightbar cros_ec_dev cros_usbpd_notify
 5462 07:50:16.437928  000000020000
 5463 07:50:16.441672  # [   65.931142] irq event stamp: 0
 5464 07:50:16.444759  # [   65.934196] hardirqs last  enabled at (0): [<0000000000000000>] 0x0
 5465 07:50:16.448321  
 5466 07:50:16.454940  # [   65.940460] hardirqs last disabled at (0): [<ffffffff93d00cf0>] copy_process+0x640/0x1c80
 5467 07:50:16.464595  # [   65.948628] softirqs last  ena[   66.288485] CPU: 1 PID: 2154 Comm: cat Tainted: G      D W         5.10.154-cip20 #1
 5468 07:50:16.471050  bled at (0): [<ffffffff93d00cf0>] copy_process+0x640/0x1c80
 5469 07:50:16.477948  # [   65.956814] softirqs last disabled at (0): [<0000000000000000>] 0x0
 5470 07:50:16.480862  # [   65.963078] ---[ end trace 85b1dc041ea261ec ]---
 5471 07:50:16.487226  # [   65.967695] lkdtm: Overflow detected: saturated
 5472 07:50:16.493951  # REFCOUNT_A[   66.318403] Hardware name: Google Grunt/Grunt, BIOS  09/05/2019
 5473 07:50:16.497435  DD_NOT_ZERO_OVERFLOW: saw 'call trace:': ok
 5474 07:50:16.503676  ok 45 selftests: lkdtm: REFCOUNT_ADD_NOT_ZERO_OVERFLOW.sh
 5475 07:50:16.506854  # selftests: lkdtm: REFCOUNT_DEC_ZERO.sh
 5476 07:50:16.510216  [   66.346486] RIP: 0010:refcount_warn_saturate+0xfb/0x110
 5477 07:50:16.530366  [   66.364324] Code: b0 79 52 95 c6 05 ed 3f 94 01 01 e8 9a 9a 98 00 0f 0b e9 88 9b c4 00 48 c7 c7 80 79 52 95 c6 05 d4 3f 94 01 01 e8 80 9a 98 00 <0f> 0b e9 6e 9b c4 00 66 66 2e 0f 1f 84 00 00 00 00 00 0f 1f 00 8b
 5478 07:50:16.537028  [   66.383069] RSP: 0018:ffffbe0d41cafe48 EFLAGS: 00010286
 5479 07:50:16.543823  [   66.388291] RAX: 0000000000000000 RBX: 000000000000002f RCX: 0000000000000000
 5480 07:50:16.550295  [   66.395419] RDX: ffff9e01aad2c660 RSI: ffff9e01aad1bf70 RDI: ffff9e01aad1bf70
 5481 07:50:16.556765  [   66.402548] RBP: ffffffff9558bfe9 R08: 0000000000000000 R09: 0000000000000000
 5482 07:50:16.563283  [   66.409676] R10: 00000000ffffe000 R11: 3fffffffffffffff R12: 0000000000000012
 5483 07:50:16.569486  [   66.416805] R13: ffffbe0d41caff10 R14: ffffbe0d41caff10 R15: ffff9e01836bd000
 5484 07:50:16.579805  [   66.423934] FS:  00007fe05ab2c3c0(0000) GS:ffff9e01aad00000(0000) knlGS:0000000000000000
 5485 07:50:16.586566  [   66.432017] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
 5486 07:50:16.592745  [   66.437759] CR2: 00007fe05a8fd000 CR3: 000000010485a000 CR4: 00000000001506e0
 5487 07:50:16.592838  [   66.444887] Call Trace:
 5488 07:50:16.599569  [   66.447344]  lkdtm_REFCOUNT_DEC_ZERO+0x4d/0xbd
 5489 07:50:16.603234  [   66.451788]  direct_entry.cold+0x2c/0x38
 5490 07:50:16.606086  [   66.455714]  full_proxy_write+0x56/0x80
 5491 07:50:16.609649  [   66.459552]  vfs_write+0xea/0x3a0
 5492 07:50:16.612786  [   66.462870]  ksys_write+0x68/0xf0
 5493 07:50:16.615537  [   66.466188]  do_syscall_64+0x33/0x40
 5494 07:50:16.622220  [   66.469766]  entry_SYSCALL_64_after_hwframe+0x61/0xc6
 5495 07:50:16.625908  [   66.474816] RIP: 0033:0x7fe05aa0a8f3
 5496 07:50:16.645450  [   66.478390] Code: 8b 15 a1 25 0e 00 f7 d8 64 89 02 48 c7 c0 ff ff ff ff eb b7 0f 1f 00 64 8b 04 25 18 00 00 00 85 c0 75 14 b8 01 00 00 00 0f 05 <48> 3d 00 f0 ff ff 77 55 c3 0f 1f 40 00 48 83 ec 28 48 89 54 24 18
 5497 07:50:16.652163  [   66.497133] RSP: 002b:00007fffd92aaa28 EFLAGS: 00000246 ORIG_RAX: 0000000000000001
 5498 07:50:16.658636  [   66.504695] RAX: ffffffffffffffda RBX: 0000000000000012 RCX: 00007fe05aa0a8f3
 5499 07:50:16.665205  [   66.511835] RDX: 0000000000000012 RSI: 00007fe05a8fd000 RDI: 0000000000000001
 5500 07:50:16.671701  [   66.518967] RBP: 00007fe05a8fd000 R08: 00007fe05a8fc010 R09: 0000000000000000
 5501 07:50:16.681752  [   66.526095] R10: fffffffffffffbc5 R11: 0000000000000246 R12: 0000000000000001
 5502 07:50:16.687937  [   66.533229] R13: 0000000000000001 R14: 0000000000020000 R15: 0000000000020000
 5503 07:50:16.691551  [   66.540364] irq event stamp: 0
 5504 07:50:16.698453  [   66.543421] hardirqs last  enabled at (0): [<0000000000000000>] 0x0
 5505 07:50:16.704591  [   66.549685] hardirqs last disabled at (0): [<ffffffff93d00cf0>] copy_process+0x640/0x1c80
 5506 07:50:16.714388  [   66.557857] softirqs last  enabled at (0): [<ffffffff93d00cf0>] copy_process+0x640/0x1c80
 5507 07:50:16.718289  [   66.566027] softirqs last disabled at (0): [<0000000000000000>] 0x0
 5508 07:50:16.721022  
 5509 07:50:16.724386  [   66.572301] ---[ end trace 85b1dc041ea261ed ]---
 5510 07:50:16.727339  [   66.576927] lkdtm: Zero detected: saturated
 5511 07:50:16.754213  # [   66.102899] lkdtm: Performing direct entry REFCOUNT_DEC_ZERO
 5512 07:50:16.761012  # [   66.114558] lkdtm: attempting good refcount_dec()
 5513 07:50:16.764059  # [   66.141474] lkdtm: attempting bad refcount_dec() to zero
 5514 07:50:16.771149  # [   66.168965] ------------[ cut here ]------------
 5515 07:50:16.773905  # [   66.195766] refcount_t: decrement hit 0; leaking memory.
 5516 07:50:16.784310  # [   66.223315] WARNING: CPU: 1 PID: 2154 at lib/refcount.c:31 refcount_warn_saturate+0xfb/0x110
 5517 07:50:16.797123  # [   66.253888] Modules linked in: fuse ip_tables cros_ec_sysfs cros_ec_debugfs cros_ec_chardev cros_ec_lightbar cros_ec_dev cros_usbpd_notify
 5518 07:50:16.804175  # [   66.288485] CPU: 1 PID: 2154 Comm: cat Tainted: G      D W         5.10.154-cip20 #1
 5519 07:50:16.810440  # [   66.318403] Hardware name: Google Grunt/Grunt, BIOS  09/05/2019
 5520 07:50:16.816769  # [   66.346486] RIP: 0010:refcount_warn_saturate+0xfb/0x110
 5521 07:50:16.833585  # [   66.364324] Code: b0 79 52 95 c6 05 ed 3f 94 01 01 e8 9a 9a 98 00 0f 0b e9 88 9b c4 00 48 c7 c7 80 79 52 95 c6 05 d4 3f 94 01 01 e8 80 9a 98 00 <0f> 0b e9 6e 9b c4 00 66 66 2e 0f 1f 84 00 00 00 00 00 0f 1f 00 8b
 5522 07:50:16.836939  
 5523 07:50:16.840238  # [   66.383069] RSP: 0018:ffffbe0d41cafe48 EFLAGS: 00010286
 5524 07:50:16.846332  # [   66.388291] RAX: 0000000000000000 RBX: 000000000000002f RCX: 0000000000000000
 5525 07:50:16.856401  # [   66.395419] RDX: ffff9e01aad2c660 RSI: ffff9e01aad1bf70 RDI: ffff9e01aad1bf70
 5526 07:50:16.862941  # [   66.402548] RBP: ffffffff9558bfe9 R08: 0000000000000000 R09: 0000000000000000
 5527 07:50:16.873096  # [   66.409676] R10: 00000000ffffe000[   66.716787] lkdtm: Performing direct entry REFCOUNT_DEC_NEGATIVE
 5528 07:50:16.876218   R11: 3fffffffffffffff R12: 0000000000000012
 5529 07:50:16.883134  # [   66.416805] R13: ffffbe0d41caff10 R14: ffffbe0d41caff10 R15: ffff9e01836bd000
 5530 07:50:16.892759  # [   66.423934] FS:  00007fe05ab2c3c0(0000) GS:ffff9e01aad00000(0000) knlGS:0000000000000000
 5531 07:50:16.899078  # [   66.432017] CS:  0010 DS: [   66.724433] lkdtm: attempting bad refcount_dec() below zero
 5532 07:50:16.902375  0000 ES: 0000 CR0: 0000000080050033
 5533 07:50:16.909303  # [   66.437759] CR2: 00007fe05a8fd000 CR3: 000000010485a000 CR4: 00000000001506e0
 5534 07:50:16.912451  # [   66.444887] Call Trace:
 5535 07:50:16.915769  # [   66.447344]  lkdtm_REFCOUNT_DEC_ZERO+0x4d/0xbd
 5536 07:50:16.922146  # [   66.451788]  direct_entry.cold+0x2c/0x38
 5537 07:50:16.925298  # [  [   66.752179] ------------[ cut here ]------------
 5538 07:50:16.928622   66.455714]  full_proxy_write+0x56/0x80
 5539 07:50:16.932172  # [   66.459552]  vfs_write+0xea/0x3a0
 5540 07:50:16.935412  # [   66.462870]  ksys_write+0x68/0xf0
 5541 07:50:16.938796  # [   66.466188]  do_syscall_64+0x33/0x40
 5542 07:50:16.942042  
 5543 07:50:16.945356  # [   66.469766]  entry_SYSCALL_64_after_hwframe+0x61/0xc6
 5544 07:50:16.955186  # [   66.474816] RIP: 0033:0x7fe[   66.778987] refcount_t: decrement hit 0; leaking memory.
 5545 07:50:16.955272  05aa0a8f3
 5546 07:50:16.974886  # [   66.478390] Code: 8b 15 a1 25 0e 00 f7 d8 64 89 02 48 c7 c0 ff ff ff ff eb b7 0f 1f 00 64 8b 04 25 18 00 00 00 85 c0 75 14 b8 01 00 00 00 0f 05 <48> 3d 00 f0 ff ff 77 55 c3 0f 1f 40 00 48 83 ec 28 48 89 54 24 18
 5547 07:50:16.985207  # [   66.497133] RSP: 002b:[   66.806516] WARNING: CPU: 0 PID: 2189 at lib/refcount.c:31 refcount_warn_saturate+0xfb/0x110
 5548 07:50:16.988567  00007fffd92aaa28 EFLAGS: 00000246 ORIG_RAX: 0000000000000001
 5549 07:50:16.997975  # [   66.504695] RAX: ffffffffffffffda RBX: 0000000000000012 RCX: 00007fe05aa0a8f3
 5550 07:50:17.004512  # [   66.511835] RDX: 0000000000000012 RSI: 00007fe05a8fd000 RDI: 0000000000000001
 5551 07:50:17.017369  # [   66.518967] RBP: 0000[   66.837095] Modules linked in: fuse ip_tables cros_ec_sysfs cros_ec_debugfs cros_ec_chardev cros_ec_lightbar cros_ec_dev cros_usbpd_notify
 5552 07:50:17.024022  7fe05a8fd000 R08: 00007fe05a8fc010 R09: 0000000000000000
 5553 07:50:17.030973  # [   66.526095] R10: fffffffffffffbc5 R11: 0000000000000246 R12: 0000000000000001
 5554 07:50:17.037612  # [   66.533229] R13: 0000000000000001 R14: 0000000000020000 R15: 0000000000020000
 5555 07:50:17.047179  # [   66.540364] irq event sta[   66.871754] CPU: 0 PID: 2189 Comm: cat Tainted: G      D W         5.10.154-cip20 #1
 5556 07:50:17.050620  mp: 0
 5557 07:50:17.057349  # [   66.543421] hardirqs last  enabled at (0): [<0000000000000000>] 0x0
 5558 07:50:17.063952  # [   66.549685] hardirqs last disabled at (0): [<ffffffff93d00cf0>] copy_process+0x640/0x1c80
 5559 07:50:17.076994  # [   66.557857] softirqs last  enabled at (0): [<ffffffff93d00cf0>] copy_proce[   66.901606] Hardware name: Google Grunt/Grunt, BIOS  09/05/2019
 5560 07:50:17.077080  ss+0x640/0x1c80
 5561 07:50:17.083668  # [   66.566027] softirqs last disabled at (0): [<0000000000000000>] 0x0
 5562 07:50:17.090085  # [   66.572301] ---[ end trace 85b1dc041ea261ed ]---
 5563 07:50:17.093911  # [   66.576927] lkdtm: Zero detected: saturated
 5564 07:50:17.096743  # REFCOUNT_DEC_ZERO: saw 'call trace:': ok
 5565 07:50:17.103359  ok 46 selftests:[   66.929749] RIP: 0010:refcount_warn_saturate+0xfb/0x110
 5566 07:50:17.106573   lkdtm: REFCOUNT_DEC_ZERO.sh
 5567 07:50:17.109777  # selftests: lkdtm: REFCOUNT_DEC_NEGATIVE.sh
 5568 07:50:17.129663  [   66.957133] Code: b0 79 52 95 c6 05 ed 3f 94 01 01 e8 9a 9a 98 00 0f 0b e9 88 9b c4 00 48 c7 c7 80 79 52 95 c6 05 d4 3f 94 01 01 e8 80 9a 98 00 <0f> 0b e9 6e 9b c4 00 66 66 2e 0f 1f 84 00 00 00 00 00 0f 1f 00 8b
 5569 07:50:17.136125  [   66.982424] RSP: 0018:ffffbe0d41d27e48 EFLAGS: 00010286
 5570 07:50:17.142878  [   66.987687] RAX: 0000000000000000 RBX: 0000000000000030 RCX: 0000000000000000
 5571 07:50:17.149063  [   66.994830] RDX: ffff9e01aac2c660 RSI: ffff9e01aac1bf70 RDI: ffff9e01aac1bf70
 5572 07:50:17.155778  [   67.001999] RBP: ffffffff9558bffb R08: 0000000000000000 R09: 0000000000000000
 5573 07:50:17.162327  [   67.009146] R10: 00000000ffffe000 R11: 3fffffffffffffff R12: 0000000000000016
 5574 07:50:17.169000  [   67.016298] R13: ffffbe0d41d27f10 R14: ffffbe0d41d27f10 R15: ffff9e01830a4000
 5575 07:50:17.178932  [   67.023446] FS:  00007fcd5bd2d580(0000) GS:ffff9e01aac00000(0000) knlGS:0000000000000000
 5576 07:50:17.185380  [   67.031549] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
 5577 07:50:17.191877  [   67.037311] CR2: 00007fcd5bb2d000 CR3: 0000000103028000 CR4: 00000000001506f0
 5578 07:50:17.195427  [   67.044466] Call Trace:
 5579 07:50:17.199156  [   67.046946]  lkdtm_REFCOUNT_DEC_NEGATIVE+0x37/0x61
 5580 07:50:17.202062  [   67.051772]  direct_entry.cold+0x2c/0x38
 5581 07:50:17.205167  [   67.055712]  full_proxy_write+0x56/0x80
 5582 07:50:17.208393  [   67.059620]  vfs_write+0xea/0x3a0
 5583 07:50:17.211869  [   67.062968]  ksys_write+0x68/0xf0
 5584 07:50:17.218500  [   67.066335]  do_syscall_64+0x33/0x40
 5585 07:50:17.221713  [   67.069978]  entry_SYSCALL_64_after_hwframe+0x61/0xc6
 5586 07:50:17.225196  [   67.075064] RIP: 0033:0x7fcd5bc3a8f3
 5587 07:50:17.244969  [   67.078649] Code: 8b 15 a1 25 0e 00 f7 d8 64 89 02 48 c7 c0 ff ff ff ff eb b7 0f 1f 00 64 8b 04 25 18 00 00 00 85 c0 75 14 b8 01 00 00 00 0f 05 <48> 3d 00 f0 ff ff 77 55 c3 0f 1f 40 00 48 83 ec 28 48 89 54 24 18
 5588 07:50:17.251292  [   67.097389] RSP: 002b:00007ffe0e82c4f8 EFLAGS: 00000246 ORIG_RAX: 0000000000000001
 5589 07:50:17.258112  [   67.104968] RAX: ffffffffffffffda RBX: 0000000000000016 RCX: 00007fcd5bc3a8f3
 5590 07:50:17.267747  [   67.112100] RDX: 0000000000000016 RSI: 00007fcd5bb2d000 RDI: 0000000000000001
 5591 07:50:17.274629  [   67.119229] RBP: 00007fcd5bb2d000 R08: 00007fcd5bb2c010 R09: 0000000000000000
 5592 07:50:17.280866  [   67.126358] R10: fffffffffffffbc5 R11: 0000000000000246 R12: 0000000000000001
 5593 07:50:17.287639  [   67.133486] R13: 0000000000000001 R14: 0000000000020000 R15: 0000000000020000
 5594 07:50:17.291007  [   67.140634] irq event stamp: 0
 5595 07:50:17.297662  [   67.143690] hardirqs last  enabled at (0): [<0000000000000000>] 0x0
 5596 07:50:17.304366  [   67.149955] hardirqs last disabled at (0): [<ffffffff93d00cf0>] copy_process+0x640/0x1c80
 5597 07:50:17.313621  [   67.158125] softirqs last  enabled at (0): [<ffffffff93d00cf0>] copy_process+0x640/0x1c80
 5598 07:50:17.320085  [   67.166293] softirqs last disabled at (0): [<0000000000000000>] 0x0
 5599 07:50:17.323576  [   67.172574] ---[ end trace 85b1dc041ea261ee ]---
 5600 07:50:17.330187  [   67.177197] lkdtm: Negative detected: saturated
 5601 07:50:17.355081  # [   66.716787] lkdtm: Performing direct entry REFCOUNT_DEC_NEGATIVE
 5602 07:50:17.362012  # [   66.724433] lkdtm: attempting bad refcount_dec() below zero
 5603 07:50:17.368069  # [   66.752179] ------------[ cut here ]------------
 5604 07:50:17.371343  # [   66.778987] refcount_t: decrement hit 0; leaking memory.
 5605 07:50:17.381513  # [   66.806516] WARNING: CPU: 0 PID: 2189 at lib/refcount.c:31 refcount_warn_saturate+0xfb/0x110
 5606 07:50:17.394896  # [   66.837095] Modules linked in: fuse ip_tables cros_ec_sysfs cros_ec_debugfs cros_ec_chardev cros_ec_lightbar cros_ec_dev cros_usbpd_notify
 5607 07:50:17.401175  # [   66.871754] CPU: 0 PID: 2189 Comm: cat Tainted: G      D W         5.10.154-cip20 #1
 5608 07:50:17.407521  # [   66.901606] Hardware name: Google Grunt/Grunt, BIOS  09/05/2019
 5609 07:50:17.411406  # [   66.929749] RIP: 0010:refcount_warn_saturate+0xfb/0x110
 5610 07:50:17.430732  # [   66.957133] Code: b0 79 52 95 c6 05 ed 3f 94 01 01 e8 9a 9a 98 00 0f 0b e9 88 9b c4 00 48 c7 c7 80 79 52 95 c6 05 d4 3f 94 01 01 e8 80 9a 98 00 <0f> 0b e9 6e 9b c4 00 66 66 2e 0f 1f 84 00 00 00 00 00 0f 1f 00 8b
 5611 07:50:17.437851  # [   66.982424] RSP: 0018:ffffbe0d41d27e48 EFLAGS: 00010286
 5612 07:50:17.443812  # [   66.987687] RAX: 0000000000000000 RBX: 0000000000000030 RCX: 0000000000000000
 5613 07:50:17.451203  # [   66.994830] RDX: ffff9e01aac2c660 RSI: ffff9e01aac1bf70 RDI: ffff9e01aac1bf70
 5614 07:50:17.456825  # [   67.001999] RBP: ffffffff9558bffb R08: 0000000000000000 R09: 0000000000000000
 5615 07:50:17.466639  # [   67.009146] R10: 00000000ffffe000 R11: 3fffffffffffffff R12: 0000000000000016
 5616 07:50:17.473528  #[   67.306266] lkdtm: Performing direct entry REFCOUNT_DEC_AND_TEST_NEGATIVE
 5617 07:50:17.480566   [   67.016298] R13: ffffbe0d41d27f10 R14: ffffbe0d41d27f10 R15: ffff9e01830a4000
 5618 07:50:17.486737  # [   67.023446] FS:  00007fcd5bd2d580(0000) GS:ffff9e01aac00000(0000) knlGS:0000000000000000
 5619 07:50:17.493119  # [   67.031549] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
 5620 07:50:17.500006  # [   67.0[   67.325617] lkdtm: attempting bad refcount_dec_and_test() below zero
 5621 07:50:17.506673  37311] CR2: 00007fcd5bb2d000 CR3: 0000000103028000 CR4: 00000000001506f0
 5622 07:50:17.510142  # [   67.044466] Call Trace:
 5623 07:50:17.516621  # [   67.046946]  lkdtm_REFCOUNT_DEC_NEGATIVE+0x37/0x61
 5624 07:50:17.519912  # [   67.051772]  direct_entry.cold+0x2c/0x38
 5625 07:50:17.523121  # [   67.055712]  full_proxy_write+0x56/0x80
 5626 07:50:17.529980  # [   67.354166] ------------[ cut here ]------------
 5627 07:50:17.533061  [   67.059620]  vfs_write+0xea/0x3a0
 5628 07:50:17.536433  # [   67.062968]  ksys_write+0x68/0xf0
 5629 07:50:17.540315  # [   67.066335]  do_syscall_64+0x33/0x40
 5630 07:50:17.543144  # [   67.069978]  entry_SYSCALL_64_after_hwframe+0x61/0xc6
 5631 07:50:17.546213  # [   67.075064] RIP: 0033:0x7fcd5bc3a8f3
 5632 07:50:17.556141  # [   67.078649] Code: 8b 15 a1 [   67.380952] refcount_t: underflow; use-after-free.
 5633 07:50:17.572759  25 0e 00 f7 d8 64 89 02 48 c7 c0 ff ff ff ff eb b7 0f 1f 00 64 8b 04 25 18 00 00 00 85 c0 75 14 b8 01 00 00 00 0f 05 <48> 3d 00 f0 ff ff 77 55 c3 0f 1f 40 00 48 83 ec 28 48 89 54 24 18
 5634 07:50:17.585558  # [   67.097389] RSP: 002b:00007ffe0e82c4f8 EFLAGS: 00000246 ORIG_RAX:[   67.407988] WARNING: CPU: 0 PID: 2224 at lib/refcount.c:28 refcount_warn_saturate+0xba/0x110
 5635 07:50:17.588796   0000000000000001
 5636 07:50:17.595672  # [   67.104968] RAX: ffffffffffffffda RBX: 0000000000000016 RCX: 00007fcd5bc3a8f3
 5637 07:50:17.602311  # [   67.112100] RDX: 0000000000000016 RSI: 00007fcd5bb2d000 RDI: 0000000000000001
 5638 07:50:17.622226  # [   67.119229] RBP: 00007fcd5bb2d000 R08: 00007fcd5bb2c010 R09: 000[   67.438625] Modules linked in: fuse ip_tables cros_ec_sysfs cros_ec_debugfs cros_ec_chardev cros_ec_lightbar cros_ec_dev cros_usbpd_notify
 5639 07:50:17.622605  0000000000000
 5640 07:50:17.628636  # [   67.126358] R10: fffffffffffffbc5 R11: 0000000000000246 R12: 0000000000000001
 5641 07:50:17.634921  # [   67.133486] R13: 0000000000000001 R14: 0000000000020000 R15: 0000000000020000
 5642 07:50:17.638124  # [   67.140634] irq event stamp: 0
 5643 07:50:17.651560  # [   67.143690] hardirqs last  enab[   67.473161] CPU: 0 PID: 2224 Comm: cat Tainted: G      D W         5.10.154-cip20 #1
 5644 07:50:17.654749  led at (0): [<0000000000000000>] 0x0
 5645 07:50:17.661610  # [   67.149955] hardirqs last disabled at (0): [<ffffffff93d00cf0>] copy_process+0x640/0x1c80
 5646 07:50:17.670981  # [   67.158125] softirqs last  enabled at (0): [<ffffffff93d00cf0>] copy_process+0x640/0x1c80
 5647 07:50:17.677647  # [   67.166293] softirqs [   67.503099] Hardware name: Google Grunt/Grunt, BIOS  09/05/2019
 5648 07:50:17.681639  last disabled at (0): [<0000000000000000>] 0x0
 5649 07:50:17.688247  # [   67.172574] ---[ end trace 85b1dc041ea261ee ]---
 5650 07:50:17.691223  # [   67.177197] lkdtm: Negative detected: saturated
 5651 07:50:17.697424  # REFCOUNT_DEC_NEGATIVE: saw 'Negative detected: saturated': ok
 5652 07:50:17.704202  ok 47 selftests: lkdtm: REFCOUNT_D[   67.531171] RIP: 0010:refcount_warn_saturate+0xba/0x110
 5653 07:50:17.707773  
 5654 07:50:17.707961  EC_NEGATIVE.sh
 5655 07:50:17.710726  # selftests: lkdtm: REFCOUNT_DEC_AND_TEST_NEGATIVE.sh
 5656 07:50:17.730997  [   67.558568] Code: 01 01 e8 e4 9a 98 00 0f 0b e9 d2 9b c4 00 80 3d 26 40 94 01 00 75 85 48 c7 c7 58 79 52 95 c6 05 16 40 94 01 01 e8 c1 9a 98 00 <0f> 0b e9 af 9b c4 00 80 3d 01 40 94 01 00 0f 85 5e ff ff ff 48 c7
 5657 07:50:17.737202  [   67.583450] RSP: 0018:ffffbe0d41d8fe40 EFLAGS: 00010286
 5658 07:50:17.744142  [   67.588712] RAX: 0000000000000000 RBX: 0000000000000031 RCX: 0000000000000000
 5659 07:50:17.750713  [   67.595884] RDX: ffff9e01aac2c660 RSI: ffff9e01aac1bf70 RDI: ffff9e01aac1bf70
 5660 07:50:17.757165  [   67.603055] RBP: ffffffff9558bc50 R08: 0000000000000000 R09: 0000000000000000
 5661 07:50:17.763509  [   67.610230] R10: 00000000ffffe000 R11: 3fffffffffffffff R12: 000000000000001f
 5662 07:50:17.772962  [   67.617411] R13: ffffbe0d41d8ff10 R14: ffffbe0d41d8ff10 R15: ffff9e018334d000
 5663 07:50:17.780067  [   67.624599] FS:  00007f872a4ac3c0(0000) GS:ffff9e01aac00000(0000) knlGS:0000000000000000
 5664 07:50:17.786245  [   67.632718] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
 5665 07:50:17.792918  [   67.638507] CR2: 00007f872a27d000 CR3: 00000001048d2000 CR4: 00000000001506f0
 5666 07:50:17.796291  [   67.645667] Call Trace:
 5667 07:50:17.799776  [   67.648195]  __refcount_sub_and_test.constprop.0+0x3c/0x50
 5668 07:50:17.806197  [   67.653763]  lkdtm_REFCOUNT_DEC_AND_TEST_NEGATIVE+0x3e/0x78
 5669 07:50:17.810084  [   67.659402]  direct_entry.cold+0x2c/0x38
 5670 07:50:17.816716  [   67.663414]  full_proxy_write+0x56/0x80
 5671 07:50:17.819091  [   67.667312]  vfs_write+0xea/0x3a0
 5672 07:50:17.822515  [   67.670684]  ksys_write+0x68/0xf0
 5673 07:50:17.826025  [   67.674119]  do_syscall_64+0x33/0x40
 5674 07:50:17.829183  [   67.677807]  entry_SYSCALL_64_after_hwframe+0x61/0xc6
 5675 07:50:17.832194  [   67.682957] RIP: 0033:0x7f872a38a8f3
 5676 07:50:17.835685  
 5677 07:50:17.852050  [   67.686608] Code: 8b 15 a1 25 0e 00 f7 d8 64 89 02 48 c7 c0 ff ff ff ff eb b7 0f 1f 00 64 8b 04 25 18 00 00 00 85 c0 75 14 b8 01 00 00 00 0f 05 <48> 3d 00 f0 ff ff 77 55 c3 0f 1f 40 00 48 83 ec 28 48 89 54 24 18
 5678 07:50:17.861879  [   67.705428] RSP: 002b:00007ffc893a08b8 EFLAGS: 00000246 ORIG_RAX: 0000000000000001
 5679 07:50:17.868903  [   67.713039] RAX: ffffffffffffffda RBX: 000000000000001f RCX: 00007f872a38a8f3
 5680 07:50:17.875422  [   67.720217] RDX: 000000000000001f RSI: 00007f872a27d000 RDI: 0000000000000001
 5681 07:50:17.882210  [   67.727373] RBP: 00007f872a27d000 R08: 00007f872a27c010 R09: 0000000000000000
 5682 07:50:17.888315  [   67.734510] R10: fffffffffffffbc5 R11: 0000000000000246 R12: 0000000000000001
 5683 07:50:17.894609  [   67.741646] R13: 0000000000000001 R14: 0000000000020000 R15: 0000000000020000
 5684 07:50:17.898265  [   67.748797] irq event stamp: 0
 5685 07:50:17.904461  [   67.751854] hardirqs last  enabled at (0): [<0000000000000000>] 0x0
 5686 07:50:17.914236  [   67.758120] hardirqs last disabled at (0): [<ffffffff93d00cf0>] copy_process+0x640/0x1c80
 5687 07:50:17.920467  [   67.766290] softirqs last  enabled at (0): [<ffffffff93d00cf0>] copy_process+0x640/0x1c80
 5688 07:50:17.927237  [   67.774460] softirqs last disabled at (0): [<0000000000000000>] 0x0
 5689 07:50:17.934091  [   67.780734] ---[ end trace 85b1dc041ea261ef ]---
 5690 07:50:17.937220  [   67.785349] lkdtm: Negative detected: saturated
 5691 07:50:17.970173  # [   67.306266] lkdtm: Performing direct entry REFCOUNT_DEC_AND_TEST_NEGATIVE
 5692 07:50:17.976746  # [   67.325617] lkdtm: attempting bad refcount_dec_and_test() below zero
 5693 07:50:17.980525  # [   67.354166] ------------[ cut here ]------------
 5694 07:50:17.983600  # [   67.380952] refcount_t: underflow; use-after-free.
 5695 07:50:17.987173  
 5696 07:50:17.993541  # [   67.407988] WARNING: CPU: 0 PID: 2224 at lib/refcount.c:28 refcount_warn_saturate+0xba/0x110
 5697 07:50:18.006770  # [   67.438625] Modules linked in: fuse ip_tables cros_ec_sysfs cros_ec_debugfs cros_ec_chardev cros_ec_lightbar cros_ec_dev cros_usbpd_notify
 5698 07:50:18.013369  # [   67.473161] CPU: 0 PID: 2224 Comm: cat Tainted: G      D W         5.10.154-cip20 #1
 5699 07:50:18.020086  # [   67.503099] Hardware name: Google Grunt/Grunt, BIOS  09/05/2019
 5700 07:50:18.026921  # [   67.531171] RIP: 0010:refcount_warn_saturate+0xba/0x110
 5701 07:50:18.046334  # [   67.558568] Code: 01 01 e8 e4 9a 98 00 0f 0b e9 d2 9b c4 00 80 3d 26 40 94 01 00 75 85 48 c7 c7 58 79 52 95 c6 05 16 40 94 01 01 e8 c1 9a 98 00 <0f> 0b e9 af 9b c4 00 80 3d 01 40 94 01 00 0f 85 5e ff ff ff 48 c7
 5702 07:50:18.049327  # [   67.583450] RSP: 0018:ffffbe0d41d8fe40 EFLAGS: 00010286
 5703 07:50:18.056017  # [   67.588712] RAX: 0000000000000000 RBX: 0000000000000031 RCX: 0000000000000000
 5704 07:50:18.066565  # [   67.595884] RDX: ffff9e01aac2c660 RSI: ffff9e01aac1bf70 RDI: ffff9e01aac1bf70
 5705 07:50:18.072632  # [   67.603055] RBP: ffffffff9558bc50 R08: 0000000000000000 R09: 0000000000000000
 5706 07:50:18.079191  # [   67.610230] R10: 00000000ffffe000 R11: 3fffffffffffffff R12: 000000000000001f
 5707 07:50:18.085764  # [   67.617411] R13: ffffbe0d41d8ff10 R14: ffffbe0d41d8ff10 R15: ffff9e018334d000
 5708 07:50:18.095612  # [   67.624599] FS:  00007f872a4ac3c0(0000) GS:ffff9e01aac00000(0000) knlGS:0000000000000000
 5709 07:50:18.102406  # [   6[   67.944008] lkdtm: Performing direct entry REFCOUNT_SUB_AND_TEST_NEGATIVE
 5710 07:50:18.109248  7.632718] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
 5711 07:50:18.115178  # [   67.638507] CR2: 00007f872a27d000 CR3: 00000001048d2000 CR4: 00000000001506f0
 5712 07:50:18.118493  # [   67.645667] Call Trace:
 5713 07:50:18.121816  # [   67.648195]  __refcount_sub_and_test.constprop.0+0x3c/0x50
 5714 07:50:18.131791  # [   67.653763][   67.954643] lkdtm: attempting bad refcount_sub_and_test() below zero
 5715 07:50:18.135049    lkdtm_REFCOUNT_DEC_AND_TEST_NEGATIVE+0x3e/0x78
 5716 07:50:18.138582  # [   67.659402]  direct_entry.cold+0x2c/0x38
 5717 07:50:18.141701  # [   67.663414]  full_proxy_write+0x56/0x80
 5718 07:50:18.145245  # [   67.667312]  vfs_write+0xea/0x3a0
 5719 07:50:18.148181  # [   67.670684]  ksys_write+0x68/0xf0
 5720 07:50:18.152094  
 5721 07:50:18.158720  # [   67.674119]  do_syscall_64+0[   67.983186] ------------[ cut here ]------------
 5722 07:50:18.159152  x33/0x40
 5723 07:50:18.165153  # [   67.677807]  entry_SYSCALL_64_after_hwframe+0x61/0xc6
 5724 07:50:18.168488  # [   67.682957] RIP: 0033:0x7f872a38a8f3
 5725 07:50:18.184689  # [   67.686608] Code: 8b 15 a1 25 0e 00 f7 d8 64 89 02 48 c7 c0 ff ff ff ff eb b7 0f 1f 00 64 8b 04 25 18 00 00 00 85 c0 75 14 b8 01 00 00 00 [   68.009998] refcount_t: underflow; use-after-free.
 5726 07:50:18.191088  0f 05 <48> 3d 00 f0 ff ff 77 55 c3 0f 1f 40 00 48 83 ec 28 48 89 54 24 18
 5727 07:50:18.197615  # [   67.705428] RSP: 002b:00007ffc893a08b8 EFLAGS: 00000246 ORIG_RAX: 0000000000000001
 5728 07:50:18.204486  # [   67.713039] RAX: ffffffffffffffda RBX: 000000000000001f RCX: 00007f872a38a8f3
 5729 07:50:18.213983  # [   67[   68.037033] WARNING: CPU: 0 PID: 2259 at lib/refcount.c:28 refcount_warn_saturate+0xba/0x110
 5730 07:50:18.220745  .720217] RDX: 000000000000001f RSI: 00007f872a27d000 RDI: 0000000000000001
 5731 07:50:18.227492  # [   67.727373] RBP: 00007f872a27d000 R08: 00007f872a27c010 R09: 0000000000000000
 5732 07:50:18.238091  # [   67.734510] R10: fffffffffffffbc5 R11: 0000000000000246 R12: 0000000000000001
 5733 07:50:18.250680  # [   67.741[   68.067585] Modules linked in: fuse ip_tables cros_ec_sysfs cros_ec_debugfs cros_ec_chardev cros_ec_lightbar cros_ec_dev cros_usbpd_notify
 5734 07:50:18.256900  646] R13: 0000000000000001 R14: 0000000000020000 R15: 0000000000020000
 5735 07:50:18.260757  # [   67.748797] irq event stamp: 0
 5736 07:50:18.267280  # [   67.751854] hardirqs last  enabled at (0): [<0000000000000000>] 0x0
 5737 07:50:18.279947  # [   67.758120] hardirqs last disabled at (0): [<ffffffff93d00cf0>] copy[   68.102274] CPU: 0 PID: 2259 Comm: cat Tainted: G      D W         5.10.154-cip20 #1
 5738 07:50:18.280387  _process+0x640/0x1c80
 5739 07:50:18.290263  # [   67.766290] softirqs last  enabled at (0): [<ffffffff93d00cf0>] copy_process+0x640/0x1c80
 5740 07:50:18.297043  # [   67.774460] softirqs last disabled at (0): [<0000000000000000>] 0x0
 5741 07:50:18.299722  # [   67.780734] ---[ end trace 85b1dc041ea261ef ]---
 5742 07:50:18.306365  # [   67[   68.132163] Hardware name: Google Grunt/Grunt, BIOS  09/05/2019
 5743 07:50:18.313337  .785349] lkdtm: Negative detected: saturated
 5744 07:50:18.319946  # REFCOUNT_DEC_AND_TEST_NEGATIVE: saw 'Negative detected: saturated': ok
 5745 07:50:18.322924  ok 48 selftests: lkdtm: REFCOUNT_DEC_AND_TEST_NEGATIVE.sh
 5746 07:50:18.329905  # selftests: lkdtm: REFCOUNT_SUB_AND_TEST_NEGATIVE.sh
 5747 07:50:18.333115  [   68.160253] RIP: 0010:refcount_warn_saturate+0xba/0x110
 5748 07:50:18.352387  [   68.185712] Code: 01 01 e8 e4 9a 98 00 0f 0b e9 d2 9b c4 00 80 3d 26 40 94 01 00 75 85 48 c7 c7 58 79 52 95 c6 05 16 40 94 01 01 e8 c1 9a 98 00 <0f> 0b e9 af 9b c4 00 80 3d 01 40 94 01 00 0f 85 5e ff ff ff 48 c7
 5749 07:50:18.355803  [   68.204505] RSP: 0018:ffffbe0d41e0fe40 EFLAGS: 00010286
 5750 07:50:18.365704  [   68.209748] RAX: 0000000000000000 RBX: 0000000000000032 RCX: 0000000000000000
 5751 07:50:18.372342  [   68.216901] RDX: ffff9e01aac2c660 RSI: ffff9e01aac1bf70 RDI: ffff9e01aac1bf70
 5752 07:50:18.379133  [   68.224050] RBP: ffffffff9558bc70 R08: 0000000000000000 R09: 0000000000000000
 5753 07:50:18.385247  [   68.231204] R10: 00000000ffffe000 R11: 3fffffffffffffff R12: 000000000000001f
 5754 07:50:18.391881  [   68.238353] R13: ffffbe0d41e0ff10 R14: ffffbe0d41e0ff10 R15: ffff9e0183f03000
 5755 07:50:18.401893  [   68.245514] FS:  00007f19670243c0(0000) GS:ffff9e01aac00000(0000) knlGS:0000000000000000
 5756 07:50:18.408372  [   68.253617] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
 5757 07:50:18.414816  [   68.259377] CR2: 00007f1966df5000 CR3: 000000010485a000 CR4: 00000000001506f0
 5758 07:50:18.415259  [   68.266524] Call Trace:
 5759 07:50:18.418103  
 5760 07:50:18.421105  [   68.269010]  __refcount_sub_and_test.constprop.0+0x3c/0x50
 5761 07:50:18.427701  [   68.274518]  lkdtm_REFCOUNT_SUB_AND_TEST_NEGATIVE+0x3e/0x7b
 5762 07:50:18.430887  [   68.280123]  direct_entry.cold+0x2c/0x38
 5763 07:50:18.434230  [   68.284071]  full_proxy_write+0x56/0x80
 5764 07:50:18.437886  [   68.287947]  vfs_write+0xea/0x3a0
 5765 07:50:18.441065  [   68.291280]  ksys_write+0x68/0xf0
 5766 07:50:18.444362  [   68.294665]  do_syscall_64+0x33/0x40
 5767 07:50:18.451383  [   68.298304]  entry_SYSCALL_64_after_hwframe+0x61/0xc6
 5768 07:50:18.453905  [   68.303439] RIP: 0033:0x7f1966f028f3
 5769 07:50:18.474285  [   68.307090] Code: 8b 15 a1 25 0e 00 f7 d8 64 89 02 48 c7 c0 ff ff ff ff eb b7 0f 1f 00 64 8b 04 25 18 00 00 00 85 c0 75 14 b8 01 00 00 00 0f 05 <48> 3d 00 f0 ff ff 77 55 c3 0f 1f 40 00 48 83 ec 28 48 89 54 24 18
 5770 07:50:18.480302  [   68.325870] RSP: 002b:00007ffcfafa0458 EFLAGS: 00000246 ORIG_RAX: 0000000000000001
 5771 07:50:18.486923  [   68.333499] RAX: ffffffffffffffda RBX: 000000000000001f RCX: 00007f1966f028f3
 5772 07:50:18.493575  [   68.340675] RDX: 000000000000001f RSI: 00007f1966df5000 RDI: 0000000000000001
 5773 07:50:18.496744  
 5774 07:50:18.503770  [   68.347882] RBP: 00007f1966df5000 R08: 00007f1966df4010 R09: 0000000000000000
 5775 07:50:18.510712  [   68.355068] R10: fffffffffffffbc5 R11: 0000000000000246 R12: 0000000000000001
 5776 07:50:18.516499  [   68.362259] R13: 0000000000000001 R14: 0000000000020000 R15: 0000000000020000
 5777 07:50:18.520242  [   68.369444] irq event stamp: 0
 5778 07:50:18.526710  [   68.372564] hardirqs last  enabled at (0): [<0000000000000000>] 0x0
 5779 07:50:18.532803  [   68.378898] hardirqs last disabled at (0): [<ffffffff93d00cf0>] copy_process+0x640/0x1c80
 5780 07:50:18.543490  [   68.387143] softirqs last  enabled at (0): [<ffffffff93d00cf0>] copy_process+0x640/0x1c80
 5781 07:50:18.549568  [   68.395375] softirqs last disabled at (0): [<0000000000000000>] 0x0
 5782 07:50:18.553134  [   68.401678] ---[ end trace 85b1dc041ea261f0 ]---
 5783 07:50:18.559285  [   68.406365] lkdtm: Negative detected: saturated
 5784 07:50:18.591334  # [   67.944008] lkdtm: Performing direct entry REFCOUNT_SUB_AND_TEST_NEGATIVE
 5785 07:50:18.597934  # [   67.954643] lkdtm: attempting bad refcount_sub_and_test() below zero
 5786 07:50:18.601405  # [   67.983186] ------------[ cut here ]------------
 5787 07:50:18.605065  # [   68.009998] refcount_t: underflow; use-after-free.
 5788 07:50:18.608284  
 5789 07:50:18.614806  # [   68.037033] WARNING: CPU: 0 PID: 2259 at lib/refcount.c:28 refcount_warn_saturate+0xba/0x110
 5790 07:50:18.627721  # [   68.067585] Modules linked in: fuse ip_tables cros_ec_sysfs cros_ec_debugfs cros_ec_chardev cros_ec_lightbar cros_ec_dev cros_usbpd_notify
 5791 07:50:18.634161  # [   68.102274] CPU: 0 PID: 2259 Comm: cat Tainted: G      D W         5.10.154-cip20 #1
 5792 07:50:18.641267  # [   68.132163] Hardware name: Google Grunt/Grunt, BIOS  09/05/2019
 5793 07:50:18.646990  # [   68.160253] RIP: 0010:refcount_warn_saturate+0xba/0x110
 5794 07:50:18.667032  # [   68.185712] Code: 01 01 e8 e4 9a 98 00 0f 0b e9 d2 9b c4 00 80 3d 26 40 94 01 00 75 85 48 c7 c7 58 79 52 95 c6 05 16 40 94 01 01 e8 c1 9a 98 00 <0f> 0b e9 af 9b c4 00 80 3d 01 40 94 01 00 0f 85 5e ff ff ff 48 c7
 5795 07:50:18.670290  # [   68.204505] RSP: 0018:ffffbe0d41e0fe40 EFLAGS: 00010286
 5796 07:50:18.677084  # [   68.209748] RAX: 0000000000000000 RBX: 0000000000000032 RCX: 0000000000000000
 5797 07:50:18.686787  # [   68.216901] RDX: ffff9e01aac2c660 RSI: ffff9e01aac1bf70 RDI: ffff9e01aac1bf70
 5798 07:50:18.693419  # [   68.224050] RBP: ffffffff9558bc70 R08: 0000000000000000 R09: 0000000000000000
 5799 07:50:18.700051  # [   68.231204] R10: 00000000ffffe000 R11: 3fffffffffffffff R12: 000000000000001f
 5800 07:50:18.706530  # [   68.238353] R13: ffffbe0d41e0ff10 R14: ffffbe0d41e0ff10 R15: ffff9e0183f03000
 5801 07:50:18.716299  # [   68.245514] FS:  00007f19670243c0(0000) GS:ffff9e01aac00000(0000) knlGS:0000000000000000
 5802 07:50:18.722877  # [   68.253617] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
 5803 07:50:18.729298  # [   68.259377] CR[   68.562012] lkdtm: Performing direct entry REFCOUNT_INC_ZERO
 5804 07:50:18.732821  2: 00007f1966df5000 CR3: 000000010485a000 CR4: 00000000001506f0
 5805 07:50:18.736535  # [   68.266524] Call Trace:
 5806 07:50:18.742762  # [   68.269010]  __refcount_sub_and_test.constprop.0+0x3c/0x50
 5807 07:50:18.750048  # [   68.274518]  lkdtm_REFCOUNT_SUB_AND_TEST_NEGATIVE+0x3e/0x7b
 5808 07:50:18.755992  # [   68.280123]  direct_entry[   68.581490] lkdtm: attempting safe refcount_inc_not_zero() from zero
 5809 07:50:18.759251  .cold+0x2c/0x38
 5810 07:50:18.762461  # [   68.284071]  full_proxy_write+0x56/0x80
 5811 07:50:18.765566  # [   68.287947]  vfs_write+0xea/0x3a0
 5812 07:50:18.768840  # [   68.291280]  ksys_write+0x68/0xf0
 5813 07:50:18.772545  # [   68.294665]  do_syscall_64+0x33/0x40
 5814 07:50:18.779290  # [   68.298304]  entry_SYSCALL_64_after_hwframe+0x61/0xc6
 5815 07:50:18.782460  # [   68.3[   68.610037] lkdtm: Good: zero detected
 5816 07:50:18.785676  03439] RIP: 0033:0x7f1966f028f3
 5817 07:50:18.805270  # [   68.307090] Code: 8b 15 a1 25 0e 00 f7 d8 64 89 02 48 c7 c0 ff ff ff ff eb b7 0f 1f 00 64 8b 04 25 18 00 00 00 85 c0 75 14 b8 01 00 00 00 0f 05 <48> 3d 00 f0 ff ff 77 55 c3 0f 1f 40 00 48 83 ec 28 48 89 54 24 18
 5818 07:50:18.808742  # [  [   68.635962] lkdtm: Correctly stayed at zero
 5819 07:50:18.815060   68.325870] RSP: 002b:00007ffcfafa0458 EFLAGS: 00000246 ORIG_RAX: 0000000000000001
 5820 07:50:18.824751  # [   68.333499] RAX: ffffffffffffffda RBX: 000000000000001f RCX: 00007f1966f028f3
 5821 07:50:18.831702  # [   68.340675] RDX: 000000000000001f RSI: 00007f1966df5000 RDI: 0000000000000001
 5822 07:50:18.838372  # [ [   68.662319] lkdtm: attempting bad refcount_inc() from zero
 5823 07:50:18.844727    68.347882] RBP: 00007f1966df5000 R08: 00007f1966df4010 R09: 0000000000000000
 5824 07:50:18.851439  # [   68.355068] R10: fffffffffffffbc5 R11: 0000000000000246 R12: 0000000000000001
 5825 07:50:18.857892  # [   68.362259] R13: 0000000000000001 R14: 0000000000020000 R15: 0000000000020000
 5826 07:50:18.864238  # [   68[   68.690015] ------------[ cut here ]------------
 5827 07:50:18.868238  .369444] irq event stamp: 0
 5828 07:50:18.874442  # [   68.372564] hardirqs last  enabled at (0): [<0000000000000000>] 0x0
 5829 07:50:18.881055  # [   68.378898] hardirqs last disabled at (0): [<ffffffff93d00cf0>] copy_process+0x640/0x1c80
 5830 07:50:18.890865  # [   68.387143] softirqs last  enabled at (0): [<fffffff[   68.716886] refcount_t: addition on 0; use-after-free.
 5831 07:50:18.894008  f93d00cf0>] copy_process+0x640/0x1c80
 5832 07:50:18.900825  # [   68.395375] softirqs last disabled at (0): [<0000000000000000>] 0x0
 5833 07:50:18.907579  # [   68.401678] ---[ end trace 85b1dc041ea261f0 ]---
 5834 07:50:18.910864  # [   68.406365] lkdtm: Negative detected: saturated
 5835 07:50:18.920583  # REFCOUNT_SUB_AND_TEST_NEGATIVE: [   68.744165] WARNING: CPU: 0 PID: 2291 at lib/refcount.c:25 refcount_warn_saturate+0x74/0x110
 5836 07:50:18.924374  saw 'Negative detected: saturated': ok
 5837 07:50:18.930327  ok 49 selftests: lkdtm: REFCOUNT_SUB_AND_TEST_NEGATIVE.sh
 5838 07:50:18.933757  # selftests: lkdtm: REFCOUNT_INC_ZERO.sh
 5839 07:50:18.946781  [   68.774767] Modules linked in: fuse ip_tables cros_ec_sysfs cros_ec_debugfs cros_ec_chardev cros_ec_lightbar cros_ec_dev cros_usbpd_notify
 5840 07:50:18.953796  [   68.799364] CPU: 0 PID: 2291 Comm: cat Tainted: G      D W         5.10.154-cip20 #1
 5841 07:50:18.960126  [   68.807139] Hardware name: Google Grunt/Grunt, BIOS  09/05/2019
 5842 07:50:18.966324  [   68.813070] RIP: 0010:refcount_warn_saturate+0x74/0x110
 5843 07:50:18.983311  [   68.818330] Code: 01 01 e8 2a 9b 98 00 0f 0b e9 18 9c c4 00 80 3d 6d 40 94 01 00 75 cb 48 c7 c7 28 79 52 95 c6 05 5d 40 94 01 01 e8 07 9b 98 00 <0f> 0b e9 f5 9b c4 00 80 3d 4c 40 94 01 00 75 a8 48 c7 c7 00 79 52
 5844 07:50:18.989428  [   68.837084] RSP: 0018:ffffbe0d41e97e48 EFLAGS: 00010286
 5845 07:50:18.995933  [   68.842342] RAX: 0000000000000000 RBX: 0000000000000033 RCX: 0000000000000000
 5846 07:50:19.002469  [   68.849488] RDX: ffff9e01aac2c660 RSI: ffff9e01aac1bf70 RDI: ffff9e01aac1bf70
 5847 07:50:19.012321  [   68.856637] RBP: ffffffff9558c011 R08: 0000000000000000 R09: 0000000000000000
 5848 07:50:19.018680  [   68.863786] R10: 00000000ffffe000 R11: 3fffffffffffffff R12: 0000000000000012
 5849 07:50:19.025319  [   68.870944] R13: ffffbe0d41e97f10 R14: ffffbe0d41e97f10 R15: ffff9e0183371000
 5850 07:50:19.032012  [   68.878087] FS:  00007f4228ca8580(0000) GS:ffff9e01aac00000(0000) knlGS:0000000000000000
 5851 07:50:19.038421  [   68.886210] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
 5852 07:50:19.045112  [   68.891966] CR2: 00007f4228a75000 CR3: 0000000104a8e000 CR4: 00000000001506f0
 5853 07:50:19.048583  [   68.899144] Call Trace:
 5854 07:50:19.051575  [   68.901615]  lkdtm_REFCOUNT_INC_ZERO+0x99/0xc1
 5855 07:50:19.058262  [   68.906116]  direct_entry.cold+0x2c/0x38
 5856 07:50:19.061616  [   68.910071]  full_proxy_write+0x56/0x80
 5857 07:50:19.064948  [   68.913977]  vfs_write+0xea/0x3a0
 5858 07:50:19.067835  [   68.917338]  ksys_write+0x68/0xf0
 5859 07:50:19.071202  [   68.920731]  do_syscall_64+0x33/0x40
 5860 07:50:19.077961  [   68.924389]  entry_SYSCALL_64_after_hwframe+0x61/0xc6
 5861 07:50:19.081505  [   68.929518] RIP: 0033:0x7f4228b828f3
 5862 07:50:19.097683  [   68.933147] Code: 8b 15 a1 25 0e 00 f7 d8 64 89 02 48 c7 c0 ff ff ff ff eb b7 0f 1f 00 64 8b 04 25 18 00 00 00 85 c0 75 14 b8 01 00 00 00 0f 05 <48> 3d 00 f0 ff ff 77 55 c3 0f 1f 40 00 48 83 ec 28 48 89 54 24 18
 5863 07:50:19.107615  [   68.951972] RSP: 002b:00007ffefbfcf658 EFLAGS: 00000246 ORIG_RAX: 0000000000000001
 5864 07:50:19.114054  [   68.959606] RAX: ffffffffffffffda RBX: 0000000000000012 RCX: 00007f4228b828f3
 5865 07:50:19.120591  [   68.966808] RDX: 0000000000000012 RSI: 00007f4228a75000 RDI: 0000000000000001
 5866 07:50:19.127937  [   68.974008] RBP: 00007f4228a75000 R08: 00007f4228a74010 R09: 0000000000000000
 5867 07:50:19.134036  [   68.981210] R10: fffffffffffffbc5 R11: 0000000000000246 R12: 0000000000000001
 5868 07:50:19.144581  [   68.988399] R13: 0000000000000001 R14: 0000000000020000 R15: 0000000000020000
 5869 07:50:19.147324  [   68.995611] irq event stamp: 0
 5870 07:50:19.153713  [   68.998744] hardirqs last  enabled at (0): [<0000000000000000>] 0x0
 5871 07:50:19.160061  [   69.005060] hardirqs last disabled at (0): [<ffffffff93d00cf0>] copy_process+0x640/0x1c80
 5872 07:50:19.170006  [   69.013272] softirqs last  enabled at (0): [<ffffffff93d00cf0>] copy_process+0x640/0x1c80
 5873 07:50:19.173305  [   69.021471] softirqs last disabled at (0): [<0000000000000000>] 0x0
 5874 07:50:19.180632  [   69.027749] ---[ end trace 85b1dc041ea261f1 ]---
 5875 07:50:19.183092  [   69.032371] lkdtm: Zero detected: saturated
 5876 07:50:19.215412  # [   68.562012] lkdtm: Performing direct entry REFCOUNT_INC_ZERO
 5877 07:50:19.222002  # [   68.581490] lkdtm: attempting safe refcount_inc_not_zero() from zero
 5878 07:50:19.224961  # [   68.610037] lkdtm: Good: zero detected
 5879 07:50:19.231967  # [   68.635962] lkdtm: Correctly stayed at zero
 5880 07:50:19.235318  # [   68.662319] lkdtm: attempting bad refcount_inc() from zero
 5881 07:50:19.241541  # [   68.690015] ------------[ cut here ]------------
 5882 07:50:19.244766  # [   68.716886] refcount_t: addition on 0; use-after-free.
 5883 07:50:19.254791  # [   68.744165] WARNING: CPU: 0 PID: 2291 at lib/refcount.c:25 refcount_warn_saturate+0x74/0x110
 5884 07:50:19.268105  # [   68.774767] Modules linked in: fuse ip_tables cros_ec_sysfs cros_ec_debugfs cros_ec_chardev cros_ec_lightbar cros_ec_dev cros_usbpd_notify
 5885 07:50:19.274143  # [   68.799364] CPU: 0 PID: 2291 Comm: cat Tainted: G      D W         5.10.154-cip20 #1
 5886 07:50:19.280972  # [   68.807139] Hardware name: Google Grunt/Grunt, BIOS  09/05/2019
 5887 07:50:19.287539  # [   68.813070] RIP: 0010:refcount_warn_saturate+0x74/0x110
 5888 07:50:19.307094  # [   68.818330] Code: 01 01 e8 2a 9b 98 00 0f 0b e9 18 9c c4 00 80 3d 6d 40 94 01 00 75 cb 48 c7 c7 28 79 52 95 c6 05 5d 40 94 01 01 e8 07 9b 98 00 <0f> 0b e9 f5 9b c4 00 80 3d 4c 40 94 01 00 75 a8 48 c7 c7 00 79 52
 5889 07:50:19.310523  # [   68.837084] RSP: 0018:ffffbe0d41e97e48 EFLAGS: 00010286
 5890 07:50:19.317213  # [   68.842342] RAX: 0000000000000000 RBX: 0000000000000033 RCX: 0000000000000000
 5891 07:50:19.326851  # [   68.849488] RDX: ffff9e01aac2c660 RSI: ffff9e01aac1bf70 RDI: ffff9e01aac1bf70
 5892 07:50:19.333451  # [   68.856637] RBP: ffffffff9558c011 R08: 0000000000000000 R09: 0000000000000000
 5893 07:50:19.339757  # [   68.863786] R10: 00000000ffffe000 R11: 3fffffffffffffff R12: 0000000000000012
 5894 07:50:19.346805  # [   68.870944] R13: ffffbe0d41e97f10 R14: ffffbe0d41e97f10 R15: ffff9e0183371000
 5895 07:50:19.353092  # [   68.878087] F[   69.184309] lkdtm: Performing direct entry REFCOUNT_ADD_ZERO
 5896 07:50:19.360217  S:  00007f4228ca8580(0000) GS:ffff9e01aac00000(0000) knlGS:0000000000000000
 5897 07:50:19.366123  # [   68.886210] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
 5898 07:50:19.372808  # [   68.891966] CR2: 00007f4228a75000 CR3: 0000000104a8e000 CR4: 00000000001506f0
 5899 07:50:19.383886  # [   68.899144] Call Trace[   69.207302] lkdtm: attempting safe refcount_add_not_zero() from zero
 5900 07:50:19.383973  :
 5901 07:50:19.389004  # [   68.901615]  lkdtm_REFCOUNT_INC_ZERO+0x99/0xc1
 5902 07:50:19.392423  # [   68.906116]  direct_entry.cold+0x2c/0x38
 5903 07:50:19.395790  # [   68.910071]  full_proxy_write+0x56/0x80
 5904 07:50:19.399460  # [   68.913977]  vfs_write+0xea/0x3a0
 5905 07:50:19.402249  # [   68.917338]  ksys_write+0x68/0xf0
 5906 07:50:19.409020  # [   68.920731]  do_syscal[   69.235849] lkdtm: Good: zero detected
 5907 07:50:19.409106  l_64+0x33/0x40
 5908 07:50:19.415798  # [   68.924389]  entry_SYSCALL_64_after_hwframe+0x61/0xc6
 5909 07:50:19.418937  # [   68.929518] RIP: 0033:0x7f4228b828f3
 5910 07:50:19.435384  # [   68.933147] Code: 8b 15 a1 25 0e 00 f7 d8 64 89 02 48 c7 c0 ff ff ff ff eb b7 0f 1f 00 64 8b 04 25 18 00 00 00 85 c0 75 14 b8 01 00 [   69.261762] lkdtm: Correctly stayed at zero
 5911 07:50:19.441910  00 00 0f 05 <48> 3d 00 f0 ff ff 77 55 c3 0f 1f 40 00 48 83 ec 28 48 89 54 24 18
 5912 07:50:19.449091  # [   68.951972] RSP: 002b:00007ffefbfcf658 EFLAGS: 00000246 ORIG_RAX: 0000000000000001
 5913 07:50:19.458280  # [   68.959606] RAX: ffffffffffffffda RBX: 0000000000000012 RCX: 00007f4228b828f3
 5914 07:50:19.461785  # [   69.288120] lkdtm: attempting bad refcount_add() from zero
 5915 07:50:19.472196  [   68.966808] RDX: 0000000000000012 RSI: 00007f4228a75000 RDI: 0000000000000001
 5916 07:50:19.478262  # [   68.974008] RBP: 00007f4228a75000 R08: 00007f4228a74010 R09: 0000000000000000
 5917 07:50:19.485089  # [   68.981210] R10: fffffffffffffbc5 R11: 0000000000000246 R12: 0000000000000001
 5918 07:50:19.487723  # [   [   69.315825] ------------[ cut here ]------------
 5919 07:50:19.491122  
 5920 07:50:19.498177  68.988399] R13: 0000000000000001 R14: 0000000000020000 R15: 0000000000020000
 5921 07:50:19.501271  # [   68.995611] irq event stamp: 0
 5922 07:50:19.505040  # [   68.998744] hardirqs last  enabled at (0): [<0000000000000000>] 0x0
 5923 07:50:19.517505  # [   69.005060] hardirqs last disabled at (0): [<ffffffff93d00cf0>[   69.342691] refcount_t: addition on 0; use-after-free.
 5924 07:50:19.521239  ] copy_process+0x640/0x1c80
 5925 07:50:19.527777  # [   69.013272] softirqs last  enabled at (0): [<ffffffff93d00cf0>] copy_process+0x640/0x1c80
 5926 07:50:19.533996  # [   69.021471] softirqs last disabled at (0): [<0000000000000000>] 0x0
 5927 07:50:19.537359  # [   69.027749] ---[ end trace 85b1dc041ea261f1 ]---
 5928 07:50:19.547318  # [   69.369970] WARNING: CPU: 0 PID: 2323 at lib/refcount.c:25 refcount_warn_saturate+0x74/0x110
 5929 07:50:19.550884  [   69.032371] lkdtm: Zero detected: saturated
 5930 07:50:19.557063  # REFCOUNT_INC_ZERO: saw 'call trace:': ok
 5931 07:50:19.560925  ok 50 selftests: lkdtm: REFCOUNT_INC_ZERO.sh
 5932 07:50:19.563616  # selftests: lkdtm: REFCOUNT_ADD_ZERO.sh
 5933 07:50:19.576733  [   69.400573] Modules linked in: fuse ip_tables cros_ec_sysfs cros_ec_debugfs cros_ec_chardev cros_ec_lightbar cros_ec_dev cros_usbpd_notify
 5934 07:50:19.583987  [   69.428571] CPU: 0 PID: 2323 Comm: cat Tainted: G      D W         5.10.154-cip20 #1
 5935 07:50:19.590143  [   69.436354] Hardware name: Google Grunt/Grunt, BIOS  09/05/2019
 5936 07:50:19.593292  [   69.442315] RIP: 0010:refcount_warn_saturate+0x74/0x110
 5937 07:50:19.613611  [   69.447577] Code: 01 01 e8 2a 9b 98 00 0f 0b e9 18 9c c4 00 80 3d 6d 40 94 01 00 75 cb 48 c7 c7 28 79 52 95 c6 05 5d 40 94 01 01 e8 07 9b 98 00 <0f> 0b e9 f5 9b c4 00 80 3d 4c 40 94 01 00 75 a8 48 c7 c7 00 79 52
 5938 07:50:19.619780  [   69.466365] RSP: 0018:ffffbe0d41f17e48 EFLAGS: 00010286
 5939 07:50:19.626528  [   69.471627] RAX: 0000000000000000 RBX: 0000000000000034 RCX: 0000000000000000
 5940 07:50:19.633148  [   69.478797] RDX: ffff9e01aac2c660 RSI: ffff9e01aac1bf70 RDI: ffff9e01aac1bf70
 5941 07:50:19.639525  [   69.485970] RBP: ffffffff9558c023 R08: 0000000000000000 R09: 0000000000000000
 5942 07:50:19.646331  [   69.493158] R10: 00000000ffffe000 R11: 3fffffffffffffff R12: 0000000000000012
 5943 07:50:19.656027  [   69.500354] R13: ffffbe0d41f17f10 R14: ffffbe0d41f17f10 R15: ffff9e0184661000
 5944 07:50:19.662492  [   69.507554] FS:  00007f6df865e580(0000) GS:ffff9e01aac00000(0000) knlGS:0000000000000000
 5945 07:50:19.670134  [   69.515709] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
 5946 07:50:19.675792  [   69.521520] CR2: 00007f6df842d000 CR3: 000000010539a000 CR4: 00000000001506f0
 5947 07:50:19.678962  [   69.528702] Call Trace:
 5948 07:50:19.682616  [   69.531226]  lkdtm_REFCOUNT_ADD_ZERO+0x99/0xc1
 5949 07:50:19.685753  [   69.535758]  direct_entry.cold+0x2c/0x38
 5950 07:50:19.692733  [   69.539764]  full_proxy_write+0x56/0x80
 5951 07:50:19.695484  [   69.543673]  vfs_write+0xea/0x3a0
 5952 07:50:19.699387  [   69.547062]  ksys_write+0x68/0xf0
 5953 07:50:19.702512  [   69.550507]  do_syscall_64+0x33/0x40
 5954 07:50:19.705835  [   69.554104]  entry_SYSCALL_64_after_hwframe+0x61/0xc6
 5955 07:50:19.708699  [   69.559220] RIP: 0033:0x7f6df853a8f3
 5956 07:50:19.728408  [   69.562852] Code: 8b 15 a1 25 0e 00 f7 d8 64 89 02 48 c7 c0 ff ff ff ff eb b7 0f 1f 00 64 8b 04 25 18 00 00 00 85 c0 75 14 b8 01 00 00 00 0f 05 <48> 3d 00 f0 ff ff 77 55 c3 0f 1f 40 00 48 83 ec 28 48 89 54 24 18
 5957 07:50:19.735067  [   69.581676] RSP: 002b:00007ffd7da260d8 EFLAGS: 00000246 ORIG_RAX: 0000000000000001
 5958 07:50:19.745429  [   69.589275] RAX: ffffffffffffffda RBX: 0000000000000012 RCX: 00007f6df853a8f3
 5959 07:50:19.752148  [   69.596434] RDX: 0000000000000012 RSI: 00007f6df842d000 RDI: 0000000000000001
 5960 07:50:19.758207  [   69.603568] RBP: 00007f6df842d000 R08: 00007f6df842c010 R09: 0000000000000000
 5961 07:50:19.764793  [   69.610704] R10: fffffffffffffbc5 R11: 0000000000000246 R12: 0000000000000001
 5962 07:50:19.772047  [   69.617846] R13: 0000000000000001 R14: 0000000000020000 R15: 0000000000020000
 5963 07:50:19.774962  [   69.624982] irq event stamp: 0
 5964 07:50:19.781806  [   69.628040] hardirqs last  enabled at (0): [<0000000000000000>] 0x0
 5965 07:50:19.791062  [   69.634305] hardirqs last disabled at (0): [<ffffffff93d00cf0>] copy_process+0x640/0x1c80
 5966 07:50:19.797378  [   69.642473] softirqs last  enabled at (0): [<ffffffff93d00cf0>] copy_process+0x640/0x1c80
 5967 07:50:19.804575  [   69.650656] softirqs last disabled at (0): [<0000000000000000>] 0x0
 5968 07:50:19.807570  [   69.656918] ---[ end trace 85b1dc041ea261f2 ]---
 5969 07:50:19.813838  [   69.661533] lkdtm: Zero detected: saturated
 5970 07:50:19.843290  # [   69.184309] lkdtm: Performing direct entry REFCOUNT_ADD_ZERO
 5971 07:50:19.849909  # [   69.207302] lkdtm: attempting safe refcount_add_not_zero() from zero
 5972 07:50:19.853066  # [   69.235849] lkdtm: Good: zero detected
 5973 07:50:19.859358  # [   69.261762] lkdtm: Correctly stayed at zero
 5974 07:50:19.863335  # [   69.288120] lkdtm: attempting bad refcount_add() from zero
 5975 07:50:19.868927  # [   69.315825] ------------[ cut here ]------------
 5976 07:50:19.872749  # [   69.342691] refcount_t: addition on 0; use-after-free.
 5977 07:50:19.882368  # [   69.369970] WARNING: CPU: 0 PID: 2323 at lib/refcount.c:25 refcount_warn_saturate+0x74/0x110
 5978 07:50:19.895409  # [   69.400573] Modules linked in: fuse ip_tables cros_ec_sysfs cros_ec_debugfs cros_ec_chardev cros_ec_lightbar cros_ec_dev cros_usbpd_notify
 5979 07:50:19.902040  # [   69.428571] CPU: 0 PID: 2323 Comm: cat Tainted: G      D W         5.10.154-cip20 #1
 5980 07:50:19.908976  # [   69.436354] Hardware name: Google Grunt/Grunt, BIOS  09/05/2019
 5981 07:50:19.915313  # [   69.442315] RIP: 0010:refcount_warn_saturate+0x74/0x110
 5982 07:50:19.931877  # [   69.447577] Code: 01 01 e8 2a 9b 98 00 0f 0b e9 18 9c c4 00 80 3d 6d 40 94 01 00 75 cb 48 c7 c7 28 79 52 95 c6 05 5d 40 94 01 01 e8 07 9b 98 00 <0f> 0b e9 f5 9b c4 00 80 3d 4c 40 94 01 00 75 a8 48 c7 c7 00 79 52
 5983 07:50:19.935314  
 5984 07:50:19.938277  # [   69.466365] RSP: 0018:ffffbe0d41f17e48 EFLAGS: 00010286
 5985 07:50:19.945783  # [   69.471627] RAX: 0000000000000000 RBX: 0000000000000034 RCX: 0000000000000000
 5986 07:50:19.954740  # [   69.478797] RDX: ffff9e01aac2c660 RSI: ffff9e01aac1bf70 RDI: ffff9e01aac1bf70
 5987 07:50:19.961501  # [   69.485970] RBP: ffffffff9558c023 R08: 0000000000000000 R09: 0000000000000000
 5988 07:50:19.968141  # [   69.493158] R10: 00000000ffffe000 R11: 3fffffffffffffff R12: 0000000000000012
 5989 07:50:19.974272  # [   69.50035[   69.805374] lkdtm: Performing direct entry REFCOUNT_INC_SATURATED
 5990 07:50:19.981324  4] R13: ffffbe0d41f17f10 R14: ffffbe0d41f17f10 R15: ffff9e0184661000
 5991 07:50:19.991101  # [   69.507554] FS:  00007f6df865e580(0000) GS:ffff9e01aac00000(0000) knlGS:0000000000000000
 5992 07:50:19.994381  # [   69.515709] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
 5993 07:50:20.004206  # [   69.521520] CR2: 0[   69.828143] lkdtm: attempting bad refcount_inc() from saturated
 5994 07:50:20.007616  0007f6df842d000 CR3: 000000010539a000 CR4: 00000000001506f0
 5995 07:50:20.010800  # [   69.528702] Call Trace:
 5996 07:50:20.017583  # [   69.531226]  lkdtm_REFCOUNT_ADD_ZERO+0x99/0xc1
 5997 07:50:20.020857  # [   69.535758]  direct_entry.cold+0x2c/0x38
 5998 07:50:20.024666  # [   69.539764]  full_proxy_write+0x56/0x80
 5999 07:50:20.030754  # [   69.543673]  v[   69.856240] ------------[ cut here ]------------
 6000 07:50:20.030850  fs_write+0xea/0x3a0
 6001 07:50:20.034289  # [   69.547062]  ksys_write+0x68/0xf0
 6002 07:50:20.037423  
 6003 07:50:20.040540  # [   69.550507]  do_syscall_64+0x33/0x40
 6004 07:50:20.043571  # [   69.554104]  entry_SYSCALL_64_after_hwframe+0x61/0xc6
 6005 07:50:20.046858  # [   69.559220] RIP: 0033:0x7f6df853a8f3
 6006 07:50:20.056591  # [   69.562852] Code: 8b 15 a1 25 0e 00 f7 d8 64[   69.883027] refcount_t: saturated; leaking memory.
 6007 07:50:20.073172   89 02 48 c7 c0 ff ff ff ff eb b7 0f 1f 00 64 8b 04 25 18 00 00 00 85 c0 75 14 b8 01 00 00 00 0f 05 <48> 3d 00 f0 ff ff 77 55 c3 0f 1f 40 00 48 83 ec 28 48 89 54 24 18
 6008 07:50:20.086491  # [   69.581676] RSP: 002b:00007ffd7da260d8 EFLAGS: 00000246 ORIG_RAX: 0000000000000001[   69.910063] WARNING: CPU: 0 PID: 2358 at lib/refcount.c:22 refcount_warn_saturate+0x51/0x110
 6009 07:50:20.086582  
 6010 07:50:20.096193  # [   69.589275] RAX: ffffffffffffffda RBX: 0000000000000012 RCX: 00007f6df853a8f3
 6011 07:50:20.103029  # [   69.596434] RDX: 0000000000000012 RSI: 00007f6df842d000 RDI: 0000000000000001
 6012 07:50:20.109457  # [   69.603568] RBP: 00007f6df842d000 R08: 00007f6df842c010 R09: 0000000000000000
 6013 07:50:20.122717  # [   69.940713] Modules linked in: fuse ip_tables cros_ec_sysfs cros_ec_debugfs cros_ec_chardev cros_ec_lightbar cros_ec_dev cros_usbpd_notify
 6014 07:50:20.129087  [   69.610704] R10: fffffffffffffbc5 R11: 0000000000000246 R12: 0000000000000001
 6015 07:50:20.136060  # [   69.617846] R13: 0000000000000001 R14: 0000000000020000 R15: 0000000000020000
 6016 07:50:20.139447  # [   69.624982] irq event stamp: 0
 6017 07:50:20.152421  # [   69.628040] hardirqs last  enabled at (0): [<000[   69.975240] CPU: 0 PID: 2358 Comm: cat Tainted: G      D W         5.10.154-cip20 #1
 6018 07:50:20.152505  0000000000000>] 0x0
 6019 07:50:20.155454  
 6020 07:50:20.162739  # [   69.634305] hardirqs last disabled at (0): [<ffffffff93d00cf0>] copy_process+0x640/0x1c80
 6021 07:50:20.172115  # [   69.642473] softirqs last  enabled at (0): [<ffffffff93d00cf0>] copy_process+0x640/0x1c80
 6022 07:50:20.178571  # [   69.650656] softirqs last disabled at [   70.005192] Hardware name: Google Grunt/Grunt, BIOS  09/05/2019
 6023 07:50:20.181832  (0): [<0000000000000000>] 0x0
 6024 07:50:20.188748  # [   69.656918] ---[ end trace 85b1dc041ea261f2 ]---
 6025 07:50:20.191738  # [   69.661533] lkdtm: Zero detected: saturated
 6026 07:50:20.195313  # REFCOUNT_ADD_ZERO: saw 'call trace:': ok
 6027 07:50:20.198812  ok 51 selftests: lkdtm: REFCOUNT_ADD_ZERO.sh
 6028 07:50:20.208737  # selftests: lkdtm: REFCOUNT_I[   70.033269] RIP: 0010:refcount_warn_saturate+0x51/0x110
 6029 07:50:20.209252  NC_SATURATED.sh
 6030 07:50:20.228530  [   70.060661] Code: 84 bc 00 00 00 e9 3f 9c c4 00 85 f6 74 46 80 3d 91 40 94 01 00 75 ee 48 c7 c7 00 79 52 95 c6 05 81 40 94 01 01 e8 2a 9b 98 00 <0f> 0b e9 18 9c c4 00 80 3d 6d 40 94 01 00 75 cb 48 c7 c7 28 79 52
 6031 07:50:20.235609  [   70.080859] RSP: 0018:ffffbe0d41f97e48 EFLAGS: 00010286
 6032 07:50:20.241907  [   70.086131] RAX: 0000000000000000 RBX: 0000000000000035 RCX: 0000000000000000
 6033 07:50:20.248451  [   70.093298] RDX: ffff9e01aac2c660 RSI: ffff9e01aac1bf70 RDI: ffff9e01aac1bf70
 6034 07:50:20.254797  [   70.100468] RBP: ffffffff9558c035 R08: 0000000000000000 R09: 0000000000000000
 6035 07:50:20.261446  [   70.107647] R10: 00000000ffffe000 R11: 3fffffffffffffff R12: 0000000000000017
 6036 07:50:20.267815  [   70.114823] R13: ffffbe0d41f97f10 R14: ffffbe0d41f97f10 R15: ffff9e0182755000
 6037 07:50:20.278284  [   70.122001] FS:  00007f0c49e35580(0000) GS:ffff9e01aac00000(0000) knlGS:0000000000000000
 6038 07:50:20.284297  [   70.130146] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
 6039 07:50:20.291503  [   70.135957] CR2: 00007f0c49c35000 CR3: 00000001052fc000 CR4: 00000000001506f0
 6040 07:50:20.294271  [   70.143167] Call Trace:
 6041 07:50:20.297406  [   70.145661]  lkdtm_REFCOUNT_INC_SATURATED+0x3c/0x64
 6042 07:50:20.300813  [   70.150597]  direct_entry.cold+0x2c/0x38
 6043 07:50:20.307463  [   70.154600]  full_proxy_write+0x56/0x80
 6044 07:50:20.310862  [   70.158526]  vfs_write+0xea/0x3a0
 6045 07:50:20.314145  [   70.161902]  ksys_write+0x68/0xf0
 6046 07:50:20.317283  [   70.165306]  do_syscall_64+0x33/0x40
 6047 07:50:20.320464  [   70.168964]  entry_SYSCALL_64_after_hwframe+0x61/0xc6
 6048 07:50:20.324109  [   70.174054] RIP: 0033:0x7f0c49d428f3
 6049 07:50:20.343491  [   70.177700] Code: 8b 15 a1 25 0e 00 f7 d8 64 89 02 48 c7 c0 ff ff ff ff eb b7 0f 1f 00 64 8b 04 25 18 00 00 00 85 c0 75 14 b8 01 00 00 00 0f 05 <48> 3d 00 f0 ff ff 77 55 c3 0f 1f 40 00 48 83 ec 28 48 89 54 24 18
 6050 07:50:20.349779  [   70.196536] RSP: 002b:00007ffc06a58e18 EFLAGS: 00000246 ORIG_RAX: 0000000000000001
 6051 07:50:20.359973  [   70.204189] RAX: ffffffffffffffda RBX: 0000000000000017 RCX: 00007f0c49d428f3
 6052 07:50:20.366814  [   70.211376] RDX: 0000000000000017 RSI: 00007f0c49c35000 RDI: 0000000000000001
 6053 07:50:20.373672  [   70.218585] RBP: 00007f0c49c35000 R08: 00007f0c49c34010 R09: 0000000000000000
 6054 07:50:20.379895  [   70.225755] R10: fffffffffffffbc5 R11: 0000000000000246 R12: 0000000000000001
 6055 07:50:20.386349  [   70.232921] R13: 0000000000000001 R14: 0000000000020000 R15: 0000000000020000
 6056 07:50:20.389629  [   70.240060] irq event stamp: 0
 6057 07:50:20.396725  [   70.243113] hardirqs last  enabled at (0): [<0000000000000000>] 0x0
 6058 07:50:20.406170  [   70.249374] hardirqs last disabled at (0): [<ffffffff93d00cf0>] copy_process+0x640/0x1c80
 6059 07:50:20.413165  [   70.257557] softirqs last  enabled at (0): [<ffffffff93d00cf0>] copy_process+0x640/0x1c80
 6060 07:50:20.419365  [   70.265729] softirqs last disabled at (0): [<0000000000000000>] 0x0
 6061 07:50:20.422506  [   70.271990] ---[ end trace 85b1dc041ea261f3 ]---
 6062 07:50:20.428896  [   70.276605] lkdtm: Saturation detected: still saturated
 6063 07:50:20.463358  # [   69.805374] lkdtm: Performing direct entry REFCOUNT_INC_SATURATED
 6064 07:50:20.470460  # [   69.828143] lkdtm: attempting bad refcount_inc() from saturated
 6065 07:50:20.476222  # [   69.856240] ------------[ cut here ]------------
 6066 07:50:20.479876  # [   69.883027] refcount_t: saturated; leaking memory.
 6067 07:50:20.489865  # [   69.910063] WARNING: CPU: 0 PID: 2358 at lib/refcount.c:22 refcount_warn_saturate+0x51/0x110
 6068 07:50:20.503013  # [   69.940713] Modules linked in: fuse ip_tables cros_ec_sysfs cros_ec_debugfs cros_ec_chardev cros_ec_lightbar cros_ec_dev cros_usbpd_notify
 6069 07:50:20.509673  # [   69.975240] CPU: 0 PID: 2358 Comm: cat Tainted: G      D W         5.10.154-cip20 #1
 6070 07:50:20.516371  # [   70.005192] Hardware name: Google Grunt/Grunt, BIOS  09/05/2019
 6071 07:50:20.518909  # [   70.033269] RIP: 0010:refcount_warn_saturate+0x51/0x110
 6072 07:50:20.538897  # [   70.060661] Code: 84 bc 00 00 00 e9 3f 9c c4 00 85 f6 74 46 80 3d 91 40 94 01 00 75 ee 48 c7 c7 00 79 52 95 c6 05 81 40 94 01 01 e8 2a 9b 98 00 <0f> 0b e9 18 9c c4 00 80 3d 6d 40 94 01 00 75 cb 48 c7 c7 28 79 52
 6073 07:50:20.545420  # [   70.080859] RSP: 0018:ffffbe0d41f97e48 EFLAGS: 00010286
 6074 07:50:20.552172  # [   70.086131] RAX: 0000000000000000 RBX: 0000000000000035 RCX: 0000000000000000
 6075 07:50:20.558727  # [   70.093298] RDX: ffff9e01aac2c660 RSI: ffff9e01aac1bf70 RDI: ffff9e01aac1bf70
 6076 07:50:20.565117  # [   70.100468] RBP: ffffffff9558c035 R08: 0000000000000000 R09: 0000000000000000
 6077 07:50:20.574700  # [   70.107647] R10: 00000000ffffe000 R11: 3fffffffffffffff R12: 0000000000000017
 6078 07:50:20.581411  # [   70.114823] R13: ffffbe0d41f97f10 R14: ffffbe0d41f97f10 R15: ffff9e0182755000
 6079 07:50:20.588698  # [   70.122001] FS:  00007f0c49e35580(0000) GS:ffff9e01aac00000(0000) knlGS:0000000000000000
 6080 07:50:20.598288  # [   70.130146] C[   70.434828] lkdtm: Performing direct entry REFCOUNT_DEC_SATURATED
 6081 07:50:20.601283  S:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
 6082 07:50:20.608219  # [   70.135957] CR2: 00007f0c49c35000 CR3: 00000001052fc000 CR4: 00000000001506f0
 6083 07:50:20.611324  # [   70.143167] Call Trace:
 6084 07:50:20.617689  # [   70.145661]  lkdtm_REFCOUNT_INC_SATURATED+0x3c/0x64
 6085 07:50:20.624435  # [   70.150597]  direct_entry.col[   70.449770] lkdtm: attempting bad refcount_dec() from saturated
 6086 07:50:20.628064  d+0x2c/0x38
 6087 07:50:20.630922  # [   70.154600]  full_proxy_write+0x56/0x80
 6088 07:50:20.634878  # [   70.158526]  vfs_write+0xea/0x3a0
 6089 07:50:20.637889  # [   70.161902]  ksys_write+0x68/0xf0
 6090 07:50:20.641255  # [   70.165306]  do_syscall_64+0x33/0x40
 6091 07:50:20.647886  # [   70.168964]  entry_SYSCALL_64_after_hwframe+0x61/0xc6
 6092 07:50:20.651057  # [   70.17405[   70.477863] ------------[ cut here ]------------
 6093 07:50:20.654398  4] RIP: 0033:0x7f0c49d428f3
 6094 07:50:20.674346  # [   70.177700] Code: 8b 15 a1 25 0e 00 f7 d8 64 89 02 48 c7 c0 ff ff ff ff eb b7 0f 1f 00 64 8b 04 25 18 00 00 00 85 c0 75 14 b8 01 00 00 00 0f 05 <48> 3d 00 f0 ff ff 77 55 c3 0f 1f 40 00 48 83 ec 28 48 89 54 24 18
 6095 07:50:20.680289  # [   70.[   70.504668] refcount_t: decrement hit 0; leaking memory.
 6096 07:50:20.686936  196536] RSP: 002b:00007ffc06a58e18 EFLAGS: 00000246 ORIG_RAX: 0000000000000001
 6097 07:50:20.694077  # [   70.204189] RAX: ffffffffffffffda RBX: 0000000000000017 RCX: 00007f0c49d428f3
 6098 07:50:20.700305  # [   70.211376] RDX: 0000000000000017 RSI: 00007f0c49c35000 RDI: 0000000000000001
 6099 07:50:20.710726  # [   70[   70.532175] WARNING: CPU: 0 PID: 2393 at lib/refcount.c:31 refcount_warn_saturate+0xfb/0x110
 6100 07:50:20.716727  .218585] RBP: 00007f0c49c35000 R08: 00007f0c49c34010 R09: 0000000000000000
 6101 07:50:20.723124  # [   70.225755] R10: fffffffffffffbc5 R11: 0000000000000246 R12: 0000000000000001
 6102 07:50:20.730057  # [   70.232921] R13: 0000000000000001 R14: 0000000000020000 R15: 0000000000020000
 6103 07:50:20.746763  # [   70.240[   70.562787] Modules linked in: fuse ip_tables cros_ec_sysfs cros_ec_debugfs cros_ec_chardev cros_ec_lightbar cros_ec_dev cros_usbpd_notify
 6104 07:50:20.747346  060] irq event stamp: 0
 6105 07:50:20.753188  # [   70.243113] hardirqs last  enabled at (0): [<0000000000000000>] 0x0
 6106 07:50:20.762799  # [   70.249374] hardirqs last disabled at (0): [<ffffffff93d00cf0>] copy_process+0x640/0x1c80
 6107 07:50:20.776393  # [   70.257557] softirqs last  enabled at (0): [<ffffffff93d[   70.597457] CPU: 0 PID: 2393 Comm: cat Tainted: G      D W         5.10.154-cip20 #1
 6108 07:50:20.779520  00cf0>] copy_process+0x640/0x1c80
 6109 07:50:20.782984  # [   70.265729] softirqs last disabled at (0): [<0000000000000000>] 0x0
 6110 07:50:20.786276  
 6111 07:50:20.789043  # [   70.271990] ---[ end trace 85b1dc041ea261f3 ]---
 6112 07:50:20.796173  # [   70.276605] lkdtm: Saturation detected: still saturated
 6113 07:50:20.802254  # REFCOUNT_INC_SATURATED: saw [   70.627299] Hardware name: Google Grunt/Grunt, BIOS  09/05/2019
 6114 07:50:20.805854  'Saturation detected: still saturated': ok
 6115 07:50:20.812244  ok 52 selftests: lkdtm: REFCOUNT_INC_SATURATED.sh
 6116 07:50:20.815702  # selftests: lkdtm: REFCOUNT_DEC_SATURATED.sh
 6117 07:50:20.818904  [   70.655424] RIP: 0010:refcount_warn_saturate+0xfb/0x110
 6118 07:50:20.838867  [   70.672937] Code: b0 79 52 95 c6 05 ed 3f 94 01 01 e8 9a 9a 98 00 0f 0b e9 88 9b c4 00 48 c7 c7 80 79 52 95 c6 05 d4 3f 94 01 01 e8 80 9a 98 00 <0f> 0b e9 6e 9b c4 00 66 66 2e 0f 1f 84 00 00 00 00 00 0f 1f 00 8b
 6119 07:50:20.845114  [   70.691729] RSP: 0018:ffffbe0d4401fe48 EFLAGS: 00010286
 6120 07:50:20.851678  [   70.697003] RAX: 0000000000000000 RBX: 0000000000000036 RCX: 0000000000000000
 6121 07:50:20.858415  [   70.704174] RDX: ffff9e01aac2c660 RSI: ffff9e01aac1bf70 RDI: ffff9e01aac1bf70
 6122 07:50:20.864783  [   70.711341] RBP: ffffffff9558c04c R08: 0000000000000000 R09: 0000000000000000
 6123 07:50:20.871512  [   70.718503] R10: 00000000ffffe000 R11: 3fffffffffffffff R12: 0000000000000017
 6124 07:50:20.874810  
 6125 07:50:20.881297  [   70.725678] R13: ffffbe0d4401ff10 R14: ffffbe0d4401ff10 R15: ffff9e0183e80000
 6126 07:50:20.887667  [   70.732851] FS:  00007f73fb33d580(0000) GS:ffff9e01aac00000(0000) knlGS:0000000000000000
 6127 07:50:20.894643  [   70.740991] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
 6128 07:50:20.901091  [   70.746802] CR2: 00007f73fb13d000 CR3: 000000010278c000 CR4: 00000000001506f0
 6129 07:50:20.904278  [   70.754005] Call Trace:
 6130 07:50:20.907906  [   70.756525]  lkdtm_REFCOUNT_DEC_SATURATED+0x37/0x5f
 6131 07:50:20.914253  [   70.761483]  direct_entry.cold+0x2c/0x38
 6132 07:50:20.917197  [   70.765500]  full_proxy_write+0x56/0x80
 6133 07:50:20.920515  [   70.769469]  vfs_write+0xea/0x3a0
 6134 07:50:20.924105  [   70.772836]  ksys_write+0x68/0xf0
 6135 07:50:20.927193  [   70.776221]  do_syscall_64+0x33/0x40
 6136 07:50:20.933745  [   70.779905]  entry_SYSCALL_64_after_hwframe+0x61/0xc6
 6137 07:50:20.937020  [   70.785020] RIP: 0033:0x7f73fb24a8f3
 6138 07:50:20.953634  [   70.788668] Code: 8b 15 a1 25 0e 00 f7 d8 64 89 02 48 c7 c0 ff ff ff ff eb b7 0f 1f 00 64 8b 04 25 18 00 00 00 85 c0 75 14 b8 01 00 00 00 0f 05 <48> 3d 00 f0 ff ff 77 55 c3 0f 1f 40 00 48 83 ec 28 48 89 54 24 18
 6139 07:50:20.963660  [   70.807509] RSP: 002b:00007ffc3f6e2368 EFLAGS: 00000246 ORIG_RAX: 0000000000000001
 6140 07:50:20.970109  [   70.815152] RAX: ffffffffffffffda RBX: 0000000000000017 RCX: 00007f73fb24a8f3
 6141 07:50:20.977189  [   70.822363] RDX: 0000000000000017 RSI: 00007f73fb13d000 RDI: 0000000000000001
 6142 07:50:20.983860  [   70.829564] RBP: 00007f73fb13d000 R08: 00007f73fb13c010 R09: 0000000000000000
 6143 07:50:20.990065  [   70.836722] R10: fffffffffffffbc5 R11: 0000000000000246 R12: 0000000000000001
 6144 07:50:21.000304  [   70.843885] R13: 0000000000000001 R14: 0000000000020000 R15: 0000000000020000
 6145 07:50:21.002945  [   70.851029] irq event stamp: 0
 6146 07:50:21.006520  [   70.854082] hardirqs last  enabled at (0): [<0000000000000000>] 0x0
 6147 07:50:21.016721  [   70.860344] hardirqs last disabled at (0): [<ffffffff93d00cf0>] copy_process+0x640/0x1c80
 6148 07:50:21.023108  [   70.868511] softirqs last  enabled at (0): [<ffffffff93d00cf0>] copy_process+0x640/0x1c80
 6149 07:50:21.029914  [   70.876678] softirqs last disabled at (0): [<0000000000000000>] 0x0
 6150 07:50:21.036133  [   70.882958] ---[ end trace 85b1dc041ea261f4 ]---
 6151 07:50:21.039719  [   70.887578] lkdtm: Saturation detected: still saturated
 6152 07:50:21.071509  # [   70.434828] lkdtm: Performing direct entry REFCOUNT_DEC_SATURATED
 6153 07:50:21.077650  # [   70.449770] lkdtm: attempting bad refcount_dec() from saturated
 6154 07:50:21.084445  # [   70.477863] ------------[ cut here ]------------
 6155 07:50:21.087419  # [   70.504668] refcount_t: decrement hit 0; leaking memory.
 6156 07:50:21.097326  # [   70.532175] WARNING: CPU: 0 PID: 2393 at lib/refcount.c:31 refcount_warn_saturate+0xfb/0x110
 6157 07:50:21.110486  # [   70.562787] Modules linked in: fuse ip_tables cros_ec_sysfs cros_ec_debugfs cros_ec_chardev cros_ec_lightbar cros_ec_dev cros_usbpd_notify
 6158 07:50:21.117216  # [   70.597457] CPU: 0 PID: 2393 Comm: cat Tainted: G      D W         5.10.154-cip20 #1
 6159 07:50:21.124511  # [   70.627299] Hardware name: Google Grunt/Grunt, BIOS  09/05/2019
 6160 07:50:21.130355  # [   70.655424] RIP: 0010:refcount_warn_saturate+0xfb/0x110
 6161 07:50:21.146534  # [   70.672937] Code: b0 79 52 95 c6 05 ed 3f 94 01 01 e8 9a 9a 98 00 0f 0b e9 88 9b c4 00 48 c7 c7 80 79 52 95 c6 05 d4 3f 94 01 01 e8 80 9a 98 00 <0f> 0b e9 6e 9b c4 00 66 66 2e 0f 1f 84 00 00 00 00 00 0f 1f 00 8b
 6162 07:50:21.153232  # [   70.691729] RSP: 0018:ffffbe0d4401fe48 EFLAGS: 00010286
 6163 07:50:21.159989  # [   70.697003] RAX: 0000000000000000 RBX: 0000000000000036 RCX: 0000000000000000
 6164 07:50:21.166419  # [   70.704174] RDX: ffff9e01aac2c660 RSI: ffff9e01aac1bf70 RDI: ffff9e01aac1bf70
 6165 07:50:21.176467  # [   70.711341] RBP: ffffffff9558c04c R08: 0000000000000000 R09: 0000000000000000
 6166 07:50:21.183333  # [   70.718503] R10: 00000000ffffe000 R11: 3fffffffffffffff R12: 0000000000000017
 6167 07:50:21.189324  # [   70.725678] R13: ffffbe0d4401ff10 R14: ffffbe0d4401ff10 R15: ffff9e0183e80000
 6168 07:50:21.199556  # [   70.732851] FS:  00007f73fb33d580(0000) GS:ffff9e01aac00000(0000) knlGS:0000000000000000
 6169 07:50:21.202502  # [   70.740991] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
 6170 07:50:21.212865  # [   70.746802] CR2: 00007f73fb13d000 CR3: 000000010278c000 CR4: 00000000001506f0
 6171 07:50:21.213416  # [   70.754005] Call Trace:
 6172 07:50:21.218935  # [   70.756525]  lkdtm_REFCOUNT_DEC_SATURATED+0x37/0x5f
 6173 07:50:21.222448  # [   70.761483]  direct_entry.cold+0x2c/0x38
 6174 07:50:21.232799  # [   70.765500]  full_proxy_write+0x5[   71.060360] lkdtm: Performing direct entry REFCOUNT_ADD_SATURATED
 6175 07:50:21.233392  6/0x80
 6176 07:50:21.236236  # [   70.769469]  vfs_write+0xea/0x3a0
 6177 07:50:21.239322  # [   70.772836]  ksys_write+0x68/0xf0
 6178 07:50:21.242936  # [   70.776221]  do_syscall_64+0x33/0x40
 6179 07:50:21.249229  # [   70.779905]  entry_SYSCALL_64_after_hwframe+0x61/0xc6
 6180 07:50:21.252364  # [   70.785020] RIP: 0033:0x7f73fb24a8f3
 6181 07:50:21.258514  # [   70.788668] Code:[   71.084640] lkdtm: attempting bad refcount_dec() from saturated
 6182 07:50:21.278628   8b 15 a1 25 0e 00 f7 d8 64 89 02 48 c7 c0 ff ff ff ff eb b7 0f 1f 00 64 8b 04 25 18 00 00 00 85 c0 75 14 b8 01 00 00 00 0f 05 <48> 3d 00 f0 ff ff 77 55 c3 0f 1f 40 00 48 83 ec 28 48 89 54 24 18
 6183 07:50:21.288668  # [   70.807509] RSP: 002b:00007ffc3f6e2368 EFLAGS: 00000246[   71.112749] ------------[ cut here ]------------
 6184 07:50:21.289270   ORIG_RAX: 0000000000000001
 6185 07:50:21.299169  # [   70.815152] RAX: ffffffffffffffda RBX: 0000000000000017 RCX: 00007f73fb24a8f3
 6186 07:50:21.304540  # [   70.822363] RDX: 0000000000000017 RSI: 00007f73fb13d000 RDI: 0000000000000001
 6187 07:50:21.314479  # [   70.829564] RBP: 00007f73fb13d000 R08: 00007f73fb13c01[   71.139535] refcount_t: saturated; leaking memory.
 6188 07:50:21.314991  0 R09: 0000000000000000
 6189 07:50:21.324487  # [   70.836722] R10: fffffffffffffbc5 R11: 0000000000000246 R12: 0000000000000001
 6190 07:50:21.331242  # [   70.843885] R13: 0000000000000001 R14: 0000000000020000 R15: 0000000000020000
 6191 07:50:21.334457  # [   70.851029] irq event stamp: 0
 6192 07:50:21.344770  # [   70.854082] hardirqs [   71.166554] WARNING: CPU: 0 PID: 2428 at lib/refcount.c:22 refcount_warn_saturate+0x51/0x110
 6193 07:50:21.347596  last  enabled at (0): [<0000000000000000>] 0x0
 6194 07:50:21.357602  # [   70.860344] hardirqs last disabled at (0): [<ffffffff93d00cf0>] copy_process+0x640/0x1c80
 6195 07:50:21.364489  # [   70.868511] softirqs last  enabled at (0): [<ffffffff93d00cf0>] copy_process+0x640/0x1c80
 6196 07:50:21.380583  # [   70.876678][   71.197110] Modules linked in: fuse ip_tables cros_ec_sysfs cros_ec_debugfs cros_ec_chardev cros_ec_lightbar cros_ec_dev cros_usbpd_notify
 6197 07:50:21.384738   softirqs last disabled at (0): [<0000000000000000>] 0x0
 6198 07:50:21.390635  # [   70.882958] ---[ end trace 85b1dc041ea261f4 ]---
 6199 07:50:21.393641  # [   70.887578] lkdtm: Saturation detected: still saturated
 6200 07:50:21.400487  # REFCOUNT_DEC_SATURATED: saw 'Saturation detected: still saturated': ok
 6201 07:50:21.410486  ok 53 s[   71.231808] CPU: 0 PID: 2428 Comm: cat Tainted: G      D W         5.10.154-cip20 #1
 6202 07:50:21.413242  elftests: lkdtm: REFCOUNT_DEC_SATURATED.sh
 6203 07:50:21.416801  # selftests: lkdtm: REFCOUNT_ADD_SATURATED.sh
 6204 07:50:21.423555  [   71.261631] Hardware name: Google Grunt/Grunt, BIOS  09/05/2019
 6205 07:50:21.426532  [   71.275477] RIP: 0010:refcount_warn_saturate+0x51/0x110
 6206 07:50:21.446617  [   71.280761] Code: 84 bc 00 00 00 e9 3f 9c c4 00 85 f6 74 46 80 3d 91 40 94 01 00 75 ee 48 c7 c7 00 79 52 95 c6 05 81 40 94 01 01 e8 2a 9b 98 00 <0f> 0b e9 18 9c c4 00 80 3d 6d 40 94 01 00 75 cb 48 c7 c7 28 79 52
 6207 07:50:21.453138  [   71.299543] RSP: 0018:ffffbe0d4408fe48 EFLAGS: 00010286
 6208 07:50:21.459649  [   71.304833] RAX: 0000000000000000 RBX: 0000000000000037 RCX: 0000000000000000
 6209 07:50:21.466240  [   71.312009] RDX: ffff9e01aac2c660 RSI: ffff9e01aac1bf70 RDI: ffff9e01aac1bf70
 6210 07:50:21.472940  [   71.319200] RBP: ffffffff9558c063 R08: 0000000000000000 R09: 0000000000000000
 6211 07:50:21.479500  [   71.326360] R10: 00000000ffffe000 R11: 3fffffffffffffff R12: 0000000000000017
 6212 07:50:21.482709  
 6213 07:50:21.489651  [   71.333537] R13: ffffbe0d4408ff10 R14: ffffbe0d4408ff10 R15: ffff9e01853ca000
 6214 07:50:21.495777  [   71.340703] FS:  00007fa86a605580(0000) GS:ffff9e01aac00000(0000) knlGS:0000000000000000
 6215 07:50:21.502159  [   71.348860] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
 6216 07:50:21.508792  [   71.354673] CR2: 00007fa86a405000 CR3: 0000000105342000 CR4: 00000000001506f0
 6217 07:50:21.512876  [   71.361933] Call Trace:
 6218 07:50:21.515649  [   71.364441]  lkdtm_REFCOUNT_ADD_SATURATED+0x3c/0x64
 6219 07:50:21.522271  [   71.369541]  direct_entry.cold+0x2c/0x38
 6220 07:50:21.525224  [   71.373541]  full_proxy_write+0x56/0x80
 6221 07:50:21.528683  [   71.377435]  vfs_write+0xea/0x3a0
 6222 07:50:21.532109  [   71.380833]  ksys_write+0x68/0xf0
 6223 07:50:21.535064  [   71.384234]  do_syscall_64+0x33/0x40
 6224 07:50:21.542155  [   71.387867]  entry_SYSCALL_64_after_hwframe+0x61/0xc6
 6225 07:50:21.545136  [   71.393009] RIP: 0033:0x7fa86a5128f3
 6226 07:50:21.561644  [   71.396582] Code: 8b 15 a1 25 0e 00 f7 d8 64 89 02 48 c7 c0 ff ff ff ff eb b7 0f 1f 00 64 8b 04 25 18 00 00 00 85 c0 75 14 b8 01 00 00 00 0f 05 <48> 3d 00 f0 ff ff 77 55 c3 0f 1f 40 00 48 83 ec 28 48 89 54 24 18
 6227 07:50:21.571741  [   71.415369] RSP: 002b:00007fff64479e28 EFLAGS: 00000246 ORIG_RAX: 0000000000000001
 6228 07:50:21.578287  [   71.422936] RAX: ffffffffffffffda RBX: 0000000000000017 RCX: 00007fa86a5128f3
 6229 07:50:21.585093  [   71.430071] RDX: 0000000000000017 RSI: 00007fa86a405000 RDI: 0000000000000001
 6230 07:50:21.591060  [   71.437197] RBP: 00007fa86a405000 R08: 00007fa86a404010 R09: 0000000000000000
 6231 07:50:21.597688  [   71.444350] R10: fffffffffffffbc5 R11: 0000000000000246 R12: 0000000000000001
 6232 07:50:21.608164  [   71.451480] R13: 0000000000000001 R14: 0000000000020000 R15: 0000000000020000
 6233 07:50:21.608715  [   71.458618] irq event stamp: 0
 6234 07:50:21.615112  [   71.461672] hardirqs last  enabled at (0): [<0000000000000000>] 0x0
 6235 07:50:21.623820  [   71.467935] hardirqs last disabled at (0): [<ffffffff93d00cf0>] copy_process+0x640/0x1c80
 6236 07:50:21.630533  [   71.476119] softirqs last  enabled at (0): [<ffffffff93d00cf0>] copy_process+0x640/0x1c80
 6237 07:50:21.637278  [   71.484286] softirqs last disabled at (0): [<0000000000000000>] 0x0
 6238 07:50:21.644390  [   71.490547] ---[ end trace 85b1dc041ea261f5 ]---
 6239 07:50:21.647320  [   71.495163] lkdtm: Saturation detected: still saturated
 6240 07:50:21.678106  # [   71.060360] lkdtm: Performing direct entry REFCOUNT_ADD_SATURATED
 6241 07:50:21.684846  # [   71.084640] lkdtm: attempting bad refcount_dec() from saturated
 6242 07:50:21.691383  # [   71.112749] ------------[ cut here ]------------
 6243 07:50:21.694923  # [   71.139535] refcount_t: saturated; leaking memory.
 6244 07:50:21.704890  # [   71.166554] WARNING: CPU: 0 PID: 2428 at lib/refcount.c:22 refcount_warn_saturate+0x51/0x110
 6245 07:50:21.717442  # [   71.197110] Modules linked in: fuse ip_tables cros_ec_sysfs cros_ec_debugfs cros_ec_chardev cros_ec_lightbar cros_ec_dev cros_usbpd_notify
 6246 07:50:21.724274  # [   71.231808] CPU: 0 PID: 2428 Comm: cat Tainted: G      D W         5.10.154-cip20 #1
 6247 07:50:21.730852  # [   71.261631] Hardware name: Google Grunt/Grunt, BIOS  09/05/2019
 6248 07:50:21.734894  # [   71.275477] RIP: 0010:refcount_warn_saturate+0x51/0x110
 6249 07:50:21.753830  # [   71.280761] Code: 84 bc 00 00 00 e9 3f 9c c4 00 85 f6 74 46 80 3d 91 40 94 01 00 75 ee 48 c7 c7 00 79 52 95 c6 05 81 40 94 01 01 e8 2a 9b 98 00 <0f> 0b e9 18 9c c4 00 80 3d 6d 40 94 01 00 75 cb 48 c7 c7 28 79 52
 6250 07:50:21.760429  # [   71.299543] RSP: 0018:ffffbe0d4408fe48 EFLAGS: 00010286
 6251 07:50:21.767872  # [   71.304833] RAX: 0000000000000000 RBX: 0000000000000037 RCX: 0000000000000000
 6252 07:50:21.773793  # [   71.312009] RDX: ffff9e01aac2c660 RSI: ffff9e01aac1bf70 RDI: ffff9e01aac1bf70
 6253 07:50:21.780109  # [   71.319200] RBP: ffffffff9558c063 R08: 0000000000000000 R09: 0000000000000000
 6254 07:50:21.789941  # [   71.326360] R10: 00000000ffffe000 R11: 3fffffffffffffff R12: 0000000000000017
 6255 07:50:21.796555  # [   71.333537] R13: ffffbe0d4408ff10 R14: ffffbe0d4408ff10 R15: ffff9e01853ca000
 6256 07:50:21.803217  # [   71.340703] FS:  00007fa86a605580(0000) GS:ffff9e01aac00000(0000) knlGS:0000000000000000
 6257 07:50:21.810065  # [   71.348860] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
 6258 07:50:21.820190  # [   71.3[   71.652349] lkdtm: Performing direct entry REFCOUNT_INC_NOT_ZERO_SATURATED
 6259 07:50:21.823101  54673] CR2: 00007fa86a405000 CR3: 0000000105342000 CR4: 00000000001506f0
 6260 07:50:21.826471  # [   71.361933] Call Trace:
 6261 07:50:21.833557  # [   71.364441]  lkdtm_REFCOUNT_ADD_SATURATED+0x3c/0x64
 6262 07:50:21.836186  # [   71.369541]  direct_entry.cold+0x2c/0x38
 6263 07:50:21.839948  # [   71.373541]  full_proxy_write+0x56/0x80
 6264 07:50:21.846241  #[   71.670810] lkdtm: attempting bad refcount_inc_not_zero() from saturated
 6265 07:50:21.849227   [   71.377435]  vfs_write+0xea/0x3a0
 6266 07:50:21.853032  # [   71.380833]  ksys_write+0x68/0xf0
 6267 07:50:21.860251  # [   71.384234]  do_syscall_64+0x33/0x40
 6268 07:50:21.862418  # [   71.387867]  entry_SYSCALL_64_after_hwframe+0x61/0xc6
 6269 07:50:21.866013  # [   71.393009] RIP: 0033:0x7fa86a5128f3
 6270 07:50:21.872895  # [   71.396582] Code: 8b 15 a1[   71.699698] ------------[ cut here ]------------
 6271 07:50:21.888991   25 0e 00 f7 d8 64 89 02 48 c7 c0 ff ff ff ff eb b7 0f 1f 00 64 8b 04 25 18 00 00 00 85 c0 75 14 b8 01 00 00 00 0f 05 <48> 3d 00 f0 ff ff 77 55 c3 0f 1f 40 00 48 83 ec 28 48 89 54 24 18
 6272 07:50:21.902120  # [   71.415369] RSP: 002b:00007fff64479e28 EFLAGS: 00000246 ORIG_RAX[   71.726519] refcount_t: saturated; leaking memory.
 6273 07:50:21.902704  : 0000000000000001
 6274 07:50:21.909031  # [   71.422936] RAX: ffffffffffffffda RBX: 0000000000000017 RCX: 00007fa86a5128f3
 6275 07:50:21.918732  # [   71.430071] RDX: 0000000000000017 RSI: 00007fa86a405000 RDI: 0000000000000001
 6276 07:50:21.931466  # [   71.437197] RBP: 00007fa86a405000 R08: 00007fa86a404010 R09: 00[   71.753524] WARNING: CPU: 0 PID: 2460 at lib/refcount.c:19 refcount_warn_saturate+0x97/0x110
 6277 07:50:21.932022  00000000000000
 6278 07:50:21.941743  # [   71.444350] R10: fffffffffffffbc5 R11: 0000000000000246 R12: 0000000000000001
 6279 07:50:21.948588  # [   71.451480] R13: 0000000000000001 R14: 0000000000020000 R15: 0000000000020000
 6280 07:50:21.951759  # [   71.458618] irq event stamp: 0
 6281 07:50:21.964809  # [   71.461672] hardirqs last  ena[   71.784169] Modules linked in: fuse ip_tables cros_ec_sysfs cros_ec_debugfs cros_ec_chardev cros_ec_lightbar cros_ec_dev cros_usbpd_notify
 6282 07:50:21.967841  bled at (0): [<0000000000000000>] 0x0
 6283 07:50:21.971207  
 6284 07:50:21.978183  # [   71.467935] hardirqs last disabled at (0): [<ffffffff93d00cf0>] copy_process+0x640/0x1c80
 6285 07:50:21.987634  # [   71.476119] softirqs last  enabled at (0): [<ffffffff93d00cf0>] copy_process+0x640/0x1c80
 6286 07:50:21.997633  # [   71.484286] softirqs[   71.818747] CPU: 0 PID: 2460 Comm: cat Tainted: G      D W         5.10.154-cip20 #1
 6287 07:50:22.000911   last disabled at (0): [<0000000000000000>] 0x0
 6288 07:50:22.004188  # [   71.490547] ---[ end trace 85b1dc041ea261f5 ]---
 6289 07:50:22.011239  # [   71.495163] lkdtm: Saturation detected: still saturated
 6290 07:50:22.017412  # REFCOUNT_ADD_SATURATED: saw 'Saturation detected: still saturated': ok
 6291 07:50:22.023813  ok 54 selftests:[   71.848644] Hardware name: Google Grunt/Grunt, BIOS  09/05/2019
 6292 07:50:22.027360   lkdtm: REFCOUNT_ADD_SATURATED.sh
 6293 07:50:22.030922  # selftests: lkdtm: REFCOUNT_INC_NOT_ZERO_SATURATED.sh
 6294 07:50:22.037217  [   71.876738] RIP: 0010:refcount_warn_saturate+0x97/0x110
 6295 07:50:22.057408  [   71.889783] Code: 01 01 e8 07 9b 98 00 0f 0b e9 f5 9b c4 00 80 3d 4c 40 94 01 00 75 a8 48 c7 c7 00 79 52 95 c6 05 3c 40 94 01 01 e8 e4 9a 98 00 <0f> 0b e9 d2 9b c4 00 80 3d 26 40 94 01 00 75 85 48 c7 c7 58 79 52
 6296 07:50:22.060112  [   71.908567] RSP: 0018:ffffbe0d44107e38 EFLAGS: 00010282
 6297 07:50:22.069904  [   71.913802] RAX: 0000000000000000 RBX: 00000000c0000000 RCX: 0000000000000000
 6298 07:50:22.076820  [   71.920970] RDX: ffff9e01aac2c660 RSI: ffff9e01aac1bf70 RDI: ffff9e01aac1bf70
 6299 07:50:22.083214  [   71.928114] RBP: ffffffff9558bc90 R08: 0000000000000000 R09: 0000000000000000
 6300 07:50:22.089849  [   71.935279] R10: 00000000ffffe000 R11: 3fffffffffffffff R12: 0000000000000020
 6301 07:50:22.096447  [   71.942424] R13: ffffbe0d44107f10 R14: ffffbe0d44107f10 R15: ffff9e01848a6000
 6302 07:50:22.106416  [   71.949575] FS:  00007f4c9eaec3c0(0000) GS:ffff9e01aac00000(0000) knlGS:0000000000000000
 6303 07:50:22.109425  [   71.957678] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
 6304 07:50:22.119413  [   71.963445] CR2: 00007f4c9e8bd000 CR3: 000000010467e000 CR4: 00000000001506f0
 6305 07:50:22.119900  [   71.970595] Call Trace:
 6306 07:50:22.126047  [   71.973081]  __refcount_add_not_zero.constprop.0+0x2a/0x35
 6307 07:50:22.132442  [   71.978582]  lkdtm_REFCOUNT_INC_NOT_ZERO_SATURATED+0x3e/0x76
 6308 07:50:22.135845  [   71.984303]  direct_entry.cold+0x2c/0x38
 6309 07:50:22.138961  [   71.988272]  full_proxy_write+0x56/0x80
 6310 07:50:22.142407  [   71.992181]  vfs_write+0xea/0x3a0
 6311 07:50:22.145372  [   71.995564]  ksys_write+0x68/0xf0
 6312 07:50:22.148997  [   71.999001]  do_syscall_64+0x33/0x40
 6313 07:50:22.155389  [   72.002626]  entry_SYSCALL_64_after_hwframe+0x61/0xc6
 6314 07:50:22.158415  [   72.007731] RIP: 0033:0x7f4c9e9ca8f3
 6315 07:50:22.178482  [   72.011376] Code: 8b 15 a1 25 0e 00 f7 d8 64 89 02 48 c7 c0 ff ff ff ff eb b7 0f 1f 00 64 8b 04 25 18 00 00 00 85 c0 75 14 b8 01 00 00 00 0f 05 <48> 3d 00 f0 ff ff 77 55 c3 0f 1f 40 00 48 83 ec 28 48 89 54 24 18
 6316 07:50:22.185042  [   72.030197] RSP: 002b:00007ffd22b38878 EFLAGS: 00000246 ORIG_RAX: 0000000000000001
 6317 07:50:22.191828  [   72.037811] RAX: ffffffffffffffda RBX: 0000000000000020 RCX: 00007f4c9e9ca8f3
 6318 07:50:22.198048  [   72.045016] RDX: 0000000000000020 RSI: 00007f4c9e8bd000 RDI: 0000000000000001
 6319 07:50:22.208713  [   72.052199] RBP: 00007f4c9e8bd000 R08: 00007f4c9e8bc010 R09: 0000000000000000
 6320 07:50:22.214975  [   72.059377] R10: fffffffffffffbc5 R11: 0000000000000246 R12: 0000000000000001
 6321 07:50:22.220940  [   72.066544] R13: 0000000000000001 R14: 0000000000020000 R15: 0000000000020000
 6322 07:50:22.224306  [   72.073732] irq event stamp: 0
 6323 07:50:22.230930  [   72.076824] hardirqs last  enabled at (0): [<0000000000000000>] 0x0
 6324 07:50:22.237537  [   72.083155] hardirqs last disabled at (0): [<ffffffff93d00cf0>] copy_process+0x640/0x1c80
 6325 07:50:22.247741  [   72.091372] softirqs last  enabled at (0): [<ffffffff93d00cf0>] copy_process+0x640/0x1c80
 6326 07:50:22.254458  [   72.099634] softirqs last disabled at (0): [<0000000000000000>] 0x0
 6327 07:50:22.257919  [   72.105916] ---[ end trace 85b1dc041ea261f6 ]---
 6328 07:50:22.263746  [   72.110528] lkdtm: Saturation detected: still saturated
 6329 07:50:22.298652  # [   71.652349] lkdtm: Performing direct entry REFCOUNT_INC_NOT_ZERO_SATURATED
 6330 07:50:22.305009  # [   71.670810] lkdtm: attempting bad refcount_inc_not_zero() from saturated
 6331 07:50:22.308576  # [   71.699698] ------------[ cut here ]------------
 6332 07:50:22.314715  # [   71.726519] refcount_t: saturated; leaking memory.
 6333 07:50:22.321099  # [   71.753524] WARNING: CPU: 0 PID: 2460 at lib/refcount.c:19 refcount_warn_saturate+0x97/0x110
 6334 07:50:22.334241  # [   71.784169] Modules linked in: fuse ip_tables cros_ec_sysfs cros_ec_debugfs cros_ec_chardev cros_ec_lightbar cros_ec_dev cros_usbpd_notify
 6335 07:50:22.341144  # [   71.818747] CPU: 0 PID: 2460 Comm: cat Tainted: G      D W         5.10.154-cip20 #1
 6336 07:50:22.347874  # [   71.848644] Hardware name: Google Grunt/Grunt, BIOS  09/05/2019
 6337 07:50:22.354257  # [   71.876738] RIP: 0010:refcount_warn_saturate+0x97/0x110
 6338 07:50:22.374187  # [   71.889783] Code: 01 01 e8 07 9b 98 00 0f 0b e9 f5 9b c4 00 80 3d 4c 40 94 01 00 75 a8 48 c7 c7 00 79 52 95 c6 05 3c 40 94 01 01 e8 e4 9a 98 00 <0f> 0b e9 d2 9b c4 00 80 3d 26 40 94 01 00 75 85 48 c7 c7 58 79 52
 6339 07:50:22.377313  # [   71.908567] RSP: 0018:ffffbe0d44107e38 EFLAGS: 00010282
 6340 07:50:22.383814  # [   71.913802] RAX: 0000000000000000 RBX: 00000000c0000000 RCX: 0000000000000000
 6341 07:50:22.387236  
 6342 07:50:22.393496  # [   71.920970] RDX: ffff9e01aac2c660 RSI: ffff9e01aac1bf70 RDI: ffff9e01aac1bf70
 6343 07:50:22.400236  # [   71.928114] RBP: ffffffff9558bc90 R08: 0000000000000000 R09: 0000000000000000
 6344 07:50:22.407373  # [   71.935279] R10: 00000000ffffe000 R11: 3fffffffffffffff R12: 0000000000000020
 6345 07:50:22.413427  # [   71.942424] R13: ffffbe0d44107f10 R14: ffffbe0d44107f10 R15: ffff9e01848a6000
 6346 07:50:22.423468  # [   71.949575] FS:  00007f4c9eaec3c0(0000) GS:ffff9e01aac00000(0000) knlGS:0000000000000000
 6347 07:50:22.437032  # [   71.957678] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050[   72.276204] lkdtm: Performing direct entry REFCOUNT_ADD_NOT_ZERO_SATURATED
 6348 07:50:22.437609  033
 6349 07:50:22.443085  # [   71.963445] CR2: 00007f4c9e8bd000 CR3: 000000010467e000 CR4: 00000000001506f0
 6350 07:50:22.446321  # [   71.970595] Call Trace:
 6351 07:50:22.450154  # [   71.973081]  __refcount_add_not_zero.constprop.0+0x2a/0x35
 6352 07:50:22.456379  # [   71.978582]  lkdtm_REFCOUNT_INC_NOT_ZERO_SATURATED+0x3e/0x76
 6353 07:50:22.463116  # [  [   72.287707] lkdtm: attempting bad refcount_add_not_zero() from saturated
 6354 07:50:22.466082   71.984303]  direct_entry.cold+0x2c/0x38
 6355 07:50:22.472684  # [   71.988272]  full_proxy_write+0x56/0x80
 6356 07:50:22.476259  # [   71.992181]  vfs_write+0xea/0x3a0
 6357 07:50:22.479878  # [   71.995564]  ksys_write+0x68/0xf0
 6358 07:50:22.483150  # [   71.999001]  do_syscall_64+0x33/0x40
 6359 07:50:22.489114  # [   72.002626]  entry_SYSCALL_64_after_hwfr[   72.316572] ------------[ cut here ]------------
 6360 07:50:22.492627  ame+0x61/0xc6
 6361 07:50:22.495791  # [   72.007731] RIP: 0033:0x7f4c9e9ca8f3
 6362 07:50:22.519342  # [   72.011376] Code: 8b 15 a1 25 0e 00 f7 d8 64 89 02 48 c7 c0 ff ff ff ff eb b7 0f 1f 00 64 8b 04 25 18 00 00 00 85 c0 75 14 b8 01 00 00 00 0f 05 <48> 3d 00 f0 ff ff 77 55 c3 0f 1f 40 00 48 83 ec[   72.343400] refcount_t: saturated; leaking memory.
 6363 07:50:22.519897   28 48 89 54 24 18
 6364 07:50:22.528927  # [   72.030197] RSP: 002b:00007ffd22b38878 EFLAGS: 00000246 ORIG_RAX: 0000000000000001
 6365 07:50:22.535476  # [   72.037811] RAX: ffffffffffffffda RBX: 0000000000000020 RCX: 00007f4c9e9ca8f3
 6366 07:50:22.548328  # [   72.045016] RDX: 0000000000000020 RSI: 00007f4c9e8bd000 RD[   72.370396] WARNING: CPU: 0 PID: 2492 at lib/refcount.c:19 refcount_warn_saturate+0x97/0x110
 6367 07:50:22.552060  I: 0000000000000001
 6368 07:50:22.558292  # [   72.052199] RBP: 00007f4c9e8bd000 R08: 00007f4c9e8bc010 R09: 0000000000000000
 6369 07:50:22.565118  # [   72.059377] R10: fffffffffffffbc5 R11: 0000000000000246 R12: 0000000000000001
 6370 07:50:22.581617  # [   72.066544] R13: 0000000000000001 R14: 0000000000020000 R15: 0[   72.401001] Modules linked in: fuse ip_tables cros_ec_sysfs cros_ec_debugfs cros_ec_chardev cros_ec_lightbar cros_ec_dev cros_usbpd_notify
 6371 07:50:22.584623  000000000020000
 6372 07:50:22.587884  # [   72.073732] irq event stamp: 0
 6373 07:50:22.594602  # [   72.076824] hardirqs last  enabled at (0): [<0000000000000000>] 0x0
 6374 07:50:22.601115  # [   72.083155] hardirqs last disabled at (0): [<ffffffff93d00cf0>] copy_process+0x640/0x1c80
 6375 07:50:22.614630  # [   72.091372] softirqs last  [   72.435670] CPU: 0 PID: 2492 Comm: cat Tainted: G      D W         5.10.154-cip20 #1
 6376 07:50:22.617853  enabled at (0): [<ffffffff93d00cf0>] copy_process+0x640/0x1c80
 6377 07:50:22.624442  # [   72.099634] softirqs last disabled at (0): [<0000000000000000>] 0x0
 6378 07:50:22.630673  # [   72.105916] ---[ end trace 85b1dc041ea261f6 ]---
 6379 07:50:22.634054  # [   72.110528] lkdtm: Saturation detected: still saturated
 6380 07:50:22.640677  #[   72.465501] Hardware name: Google Grunt/Grunt, BIOS  09/05/2019
 6381 07:50:22.647150   REFCOUNT_INC_NOT_ZERO_SATURATED: saw 'call trace:': ok
 6382 07:50:22.651007  ok 55 selftests: lkdtm: REFCOUNT_INC_NOT_ZERO_SATURATED.sh
 6383 07:50:22.657060  # selftests: lkdtm: REFCOUNT_ADD_NOT_ZERO_SATURATED.sh
 6384 07:50:22.660882  [   72.493630] RIP: 0010:refcount_warn_saturate+0x97/0x110
 6385 07:50:22.680479  [   72.513802] Code: 01 01 e8 07 9b 98 00 0f 0b e9 f5 9b c4 00 80 3d 4c 40 94 01 00 75 a8 48 c7 c7 00 79 52 95 c6 05 3c 40 94 01 01 e8 e4 9a 98 00 <0f> 0b e9 d2 9b c4 00 80 3d 26 40 94 01 00 75 85 48 c7 c7 58 79 52
 6386 07:50:22.687130  [   72.532624] RSP: 0018:ffffbe0d4417fe38 EFLAGS: 00010282
 6387 07:50:22.693279  [   72.537869] RAX: 0000000000000000 RBX: 00000000c0000000 RCX: 0000000000000000
 6388 07:50:22.699971  [   72.545038] RDX: ffff9e01aac2c660 RSI: ffff9e01aac1bf70 RDI: ffff9e01aac1bf70
 6389 07:50:22.706794  [   72.552179] RBP: ffffffff9558bcb0 R08: 0000000000000000 R09: 0000000000000000
 6390 07:50:22.713551  [   72.559349] R10: 00000000ffffe000 R11: 3fffffffffffffff R12: 0000000000000020
 6391 07:50:22.719937  [   72.566493] R13: ffffbe0d4417ff10 R14: ffffbe0d4417ff10 R15: ffff9e0183f9a000
 6392 07:50:22.729971  [   72.573662] FS:  00007fa910919580(0000) GS:ffff9e01aac00000(0000) knlGS:0000000000000000
 6393 07:50:22.736009  [   72.581758] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
 6394 07:50:22.743331  [   72.587534] CR2: 00007fa9106e5000 CR3: 0000000103028000 CR4: 00000000001506f0
 6395 07:50:22.746625  [   72.594676] Call Trace:
 6396 07:50:22.749433  [   72.597183]  __refcount_add_not_zero.constprop.0+0x2a/0x35
 6397 07:50:22.756150  [   72.602691]  lkdtm_REFCOUNT_ADD_NOT_ZERO_SATURATED+0x3e/0x76
 6398 07:50:22.759120  [   72.608378]  direct_entry.cold+0x2c/0x38
 6399 07:50:22.762186  [   72.612318]  full_proxy_write+0x56/0x80
 6400 07:50:22.766611  [   72.616228]  vfs_write+0xea/0x3a0
 6401 07:50:22.769000  [   72.619588]  ksys_write+0x68/0xf0
 6402 07:50:22.775937  [   72.623013]  do_syscall_64+0x33/0x40
 6403 07:50:22.778961  [   72.626672]  entry_SYSCALL_64_after_hwframe+0x61/0xc6
 6404 07:50:22.782035  [   72.631779] RIP: 0033:0x7fa9107f28f3
 6405 07:50:22.801671  [   72.635446] Code: 8b 15 a1 25 0e 00 f7 d8 64 89 02 48 c7 c0 ff ff ff ff eb b7 0f 1f 00 64 8b 04 25 18 00 00 00 85 c0 75 14 b8 01 00 00 00 0f 05 <48> 3d 00 f0 ff ff 77 55 c3 0f 1f 40 00 48 83 ec 28 48 89 54 24 18
 6406 07:50:22.808685  [   72.654304] RSP: 002b:00007ffc8d2b81f8 EFLAGS: 00000246 ORIG_RAX: 0000000000000001
 6407 07:50:22.815351  [   72.661913] RAX: ffffffffffffffda RBX: 0000000000000020 RCX: 00007fa9107f28f3
 6408 07:50:22.825347  [   72.669110] RDX: 0000000000000020 RSI: 00007fa9106e5000 RDI: 0000000000000001
 6409 07:50:22.832068  [   72.676305] RBP: 00007fa9106e5000 R08: 00007fa9106e4010 R09: 0000000000000000
 6410 07:50:22.837993  [   72.683509] R10: fffffffffffffbc5 R11: 0000000000000246 R12: 0000000000000001
 6411 07:50:22.845057  [   72.690703] R13: 0000000000000001 R14: 0000000000020000 R15: 0000000000020000
 6412 07:50:22.848123  [   72.697966] irq event stamp: 0
 6413 07:50:22.854614  [   72.701075] hardirqs last  enabled at (0): [<0000000000000000>] 0x0
 6414 07:50:22.864588  [   72.707400] hardirqs last disabled at (0): [<ffffffff93d00cf0>] copy_process+0x640/0x1c80
 6415 07:50:22.871623  [   72.715620] softirqs last  enabled at (0): [<ffffffff93d00cf0>] copy_process+0x640/0x1c80
 6416 07:50:22.877995  [   72.723828] softirqs last disabled at (0): [<0000000000000000>] 0x0
 6417 07:50:22.881225  [   72.730103] ---[ end trace 85b1dc041ea261f7 ]---
 6418 07:50:22.887216  [   72.734727] lkdtm: Saturation detected: still saturated
 6419 07:50:22.923495  # [   72.276204] lkdtm: Performing direct entry REFCOUNT_ADD_NOT_ZERO_SATURATED
 6420 07:50:22.929924  # [   72.287707] lkdtm: attempting bad refcount_add_not_zero() from saturated
 6421 07:50:22.933213  # [   72.316572] ------------[ cut here ]------------
 6422 07:50:22.940258  # [   72.343400] refcount_t: saturated; leaking memory.
 6423 07:50:22.946719  # [   72.370396] WARNING: CPU: 0 PID: 2492 at lib/refcount.c:19 refcount_warn_saturate+0x97/0x110
 6424 07:50:22.959567  # [   72.401001] Modules linked in: fuse ip_tables cros_ec_sysfs cros_ec_debugfs cros_ec_chardev cros_ec_lightbar cros_ec_dev cros_usbpd_notify
 6425 07:50:22.966544  # [   72.435670] CPU: 0 PID: 2492 Comm: cat Tainted: G      D W         5.10.154-cip20 #1
 6426 07:50:22.972941  # [   72.465501] Hardware name: Google Grunt/Grunt, BIOS  09/05/2019
 6427 07:50:22.979547  # [   72.493630] RIP: 0010:refcount_warn_saturate+0x97/0x110
 6428 07:50:22.998958  # [   72.513802] Code: 01 01 e8 07 9b 98 00 0f 0b e9 f5 9b c4 00 80 3d 4c 40 94 01 00 75 a8 48 c7 c7 00 79 52 95 c6 05 3c 40 94 01 01 e8 e4 9a 98 00 <0f> 0b e9 d2 9b c4 00 80 3d 26 40 94 01 00 75 85 48 c7 c7 58 79 52
 6429 07:50:23.002316  # [   72.532624] RSP: 0018:ffffbe0d4417fe38 EFLAGS: 00010282
 6430 07:50:23.009048  # [   72.537869] RAX: 0000000000000000 RBX: 00000000c0000000 RCX: 0000000000000000
 6431 07:50:23.012449  
 6432 07:50:23.018977  # [   72.545038] RDX: ffff9e01aac2c660 RSI: ffff9e01aac1bf70 RDI: ffff9e01aac1bf70
 6433 07:50:23.025744  # [   72.552179] RBP: ffffffff9558bcb0 R08: 0000000000000000 R09: 0000000000000000
 6434 07:50:23.032461  # [   72.559349] R10: 00000000ffffe000 R11: 3fffffffffffffff R12: 0000000000000020
 6435 07:50:23.038522  # [   72.566493] R13: ffffbe0d4417ff10 R14: ffffbe0d4417ff10 R15: ffff9e0183f9a000
 6436 07:50:23.049648  # [   72.573662] FS:  00007fa910919580(0000) GS:ffff9e01aac00000(0000) knlGS:0000000000000000
 6437 07:50:23.055381  # [   72.581758] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
 6438 07:50:23.061831  # [   72.587534] CR2: 00007fa9106e5000 CR3: 0000000103028000 CR4: 00000000001506f0
 6439 07:50:23.065034  # [   72.594676] Call Trace:
 6440 07:50:23.068379  # [   72.597183]  __refcount_add_not_zero.constprop.0+0x2a/0x35
 6441 07:50:23.079044  # [   72.60[   72.909758] lkdtm: Performing direct entry REFCOUNT_DEC_AND_TEST_SATURATED
 6442 07:50:23.081289  2691]  lkdtm_REFCOUNT_ADD_NOT_ZERO_SATURATED+0x3e/0x76
 6443 07:50:23.085051  # [   72.608378]  direct_entry.cold+0x2c/0x38
 6444 07:50:23.092144  # [   72.612318]  full_proxy_write+0x56/0x80
 6445 07:50:23.095101  # [   72.616228]  vfs_write+0xea/0x3a0
 6446 07:50:23.098165  # [   72.619588]  ksys_write+0x68/0xf0
 6447 07:50:23.104611  # [   72.623013]  do_syscal[   72.929844] lkdtm: attempting bad refcount_dec_and_test() from saturated
 6448 07:50:23.107456  
 6449 07:50:23.107889  l_64+0x33/0x40
 6450 07:50:23.111230  # [   72.626672]  entry_SYSCALL_64_after_hwframe+0x61/0xc6
 6451 07:50:23.114358  
 6452 07:50:23.118317  # [   72.631779] RIP: 0033:0x7fa9107f28f3
 6453 07:50:23.134176  # [   72.635446] Code: 8b 15 a1 25 0e 00 f7 d8 64 89 02 48 c7 c0 ff ff ff ff eb b7 0f 1f 00 64 8b 04 25 18 00 00 00 85 c0 75 14 b8 01 00 [   72.958737] ------------[ cut here ]------------
 6454 07:50:23.141223  00 00 0f 05 <48> 3d 00 f0 ff ff 77 55 c3 0f 1f 40 00 48 83 ec 28 48 89 54 24 18
 6455 07:50:23.147424  # [   72.654304] RSP: 002b:00007ffc8d2b81f8 EFLAGS: 00000246 ORIG_RAX: 0000000000000001
 6456 07:50:23.154284  # [   72.661913] RAX: ffffffffffffffda RBX: 0000000000000020 RCX: 00007fa9107f28f3
 6457 07:50:23.160202  # [   72.985529] refcount_t: underflow; use-after-free.
 6458 07:50:23.166793  [   72.669110] RDX: 0000000000000020 RSI: 00007fa9106e5000 RDI: 0000000000000001
 6459 07:50:23.174397  # [   72.676305] RBP: 00007fa9106e5000 R08: 00007fa9106e4010 R09: 0000000000000000
 6460 07:50:23.180950  # [   72.683509] R10: fffffffffffffbc5 R11: 0000000000000246 R12: 0000000000000001
 6461 07:50:23.190204  # [   [   73.012524] WARNING: CPU: 0 PID: 2527 at lib/refcount.c:28 refcount_warn_saturate+0xba/0x110
 6462 07:50:23.197114  72.690703] R13: 0000000000000001 R14: 0000000000020000 R15: 0000000000020000
 6463 07:50:23.200022  # [   72.697966] irq event stamp: 0
 6464 07:50:23.206996  # [   72.701075] hardirqs last  enabled at (0): [<0000000000000000>] 0x0
 6465 07:50:23.226254  # [   72.707400] hardirqs last disabled at (0): [<ffffffff93d00cf0>[   73.043128] Modules linked in: fuse ip_tables cros_ec_sysfs cros_ec_debugfs cros_ec_chardev cros_ec_lightbar cros_ec_dev cros_usbpd_notify
 6466 07:50:23.226929  ] copy_process+0x640/0x1c80
 6467 07:50:23.236363  # [   72.715620] softirqs last  enabled at (0): [<ffffffff93d00cf0>] copy_process+0x640/0x1c80
 6468 07:50:23.243314  # [   72.723828] softirqs last disabled at (0): [<0000000000000000>] 0x0
 6469 07:50:23.246374  # [   72.730103] ---[ end trace 85b1dc041ea261f7 ]---
 6470 07:50:23.256313  # [   73.077812] CPU: 0 PID: 2527 Comm: cat Tainted: G      D W         5.10.154-cip20 #1
 6471 07:50:23.259502  [   72.734727] lkdtm: Saturation detected: still saturated
 6472 07:50:23.265863  # REFCOUNT_ADD_NOT_ZERO_SATURATED: saw 'call trace:': ok
 6473 07:50:23.269303  ok 56 selftests: lkdtm: REFCOUNT_ADD_NOT_ZERO_SATURATED.sh
 6474 07:50:23.275767  # selftests: lkdtm: REFCOUNT_DEC_AND_TEST_SATURATED.sh
 6475 07:50:23.282923  [   73.107639] Hardware name: Google Grunt/Grunt, BIOS  09/05/2019
 6476 07:50:23.285986  [   73.133864] RIP: 0010:refcount_warn_saturate+0xba/0x110
 6477 07:50:23.305704  [   73.139111] Code: 01 01 e8 e4 9a 98 00 0f 0b e9 d2 9b c4 00 80 3d 26 40 94 01 00 75 85 48 c7 c7 58 79 52 95 c6 05 16 40 94 01 01 e8 c1 9a 98 00 <0f> 0b e9 af 9b c4 00 80 3d 01 40 94 01 00 0f 85 5e ff ff ff 48 c7
 6478 07:50:23.312617  [   73.157908] RSP: 0018:ffffbe0d441e7e40 EFLAGS: 00010286
 6479 07:50:23.318681  [   73.163153] RAX: 0000000000000000 RBX: 000000000000003a RCX: 0000000000000000
 6480 07:50:23.325010  [   73.170304] RDX: ffff9e01aac2c660 RSI: ffff9e01aac1bf70 RDI: ffff9e01aac1bf70
 6481 07:50:23.331962  [   73.177451] RBP: ffffffff9558bcd0 R08: 0000000000000000 R09: 0000000000000000
 6482 07:50:23.338680  [   73.184614] R10: 00000000ffffe000 R11: 3fffffffffffffff R12: 0000000000000020
 6483 07:50:23.345224  [   73.191759] R13: ffffbe0d441e7f10 R14: ffffbe0d441e7f10 R15: ffff9e01846fc000
 6484 07:50:23.354899  [   73.198904] FS:  00007f346fa3f580(0000) GS:ffff9e01aac00000(0000) knlGS:0000000000000000
 6485 07:50:23.361674  [   73.207006] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
 6486 07:50:23.367755  [   73.212772] CR2: 00007f346f80d000 CR3: 00000001048cc000 CR4: 00000000001506f0
 6487 07:50:23.371358  [   73.219916] Call Trace:
 6488 07:50:23.374780  [   73.222396]  __refcount_sub_and_test.constprop.0+0x3c/0x50
 6489 07:50:23.381112  [   73.227900]  lkdtm_REFCOUNT_DEC_AND_TEST_SATURATED+0x3e/0x76
 6490 07:50:23.384158  [   73.233597]  direct_entry.cold+0x2c/0x38
 6491 07:50:23.387788  [   73.237535]  full_proxy_write+0x56/0x80
 6492 07:50:23.390905  [   73.241425]  vfs_write+0xea/0x3a0
 6493 07:50:23.394236  [   73.244803]  ksys_write+0x68/0xf0
 6494 07:50:23.400625  [   73.248191]  do_syscall_64+0x33/0x40
 6495 07:50:23.403753  [   73.251812]  entry_SYSCALL_64_after_hwframe+0x61/0xc6
 6496 07:50:23.407337  [   73.256909] RIP: 0033:0x7f346f91a8f3
 6497 07:50:23.427476  [   73.260557] Code: 8b 15 a1 25 0e 00 f7 d8 64 89 02 48 c7 c0 ff ff ff ff eb b7 0f 1f 00 64 8b 04 25 18 00 00 00 85 c0 75 14 b8 01 00 00 00 0f 05 <48> 3d 00 f0 ff ff 77 55 c3 0f 1f 40 00 48 83 ec 28 48 89 54 24 18
 6498 07:50:23.434083  [   73.279353] RSP: 002b:00007fff66c4b6e8 EFLAGS: 00000246 ORIG_RAX: 0000000000000001
 6499 07:50:23.440126  [   73.287008] RAX: ffffffffffffffda RBX: 0000000000000020 RCX: 00007f346f91a8f3
 6500 07:50:23.450006  [   73.294209] RDX: 0000000000000020 RSI: 00007f346f80d000 RDI: 0000000000000001
 6501 07:50:23.456317  [   73.301395] RBP: 00007f346f80d000 R08: 00007f346f80c010 R09: 0000000000000000
 6502 07:50:23.463360  [   73.308602] R10: fffffffffffffbc5 R11: 0000000000000246 R12: 0000000000000001
 6503 07:50:23.470136  [   73.315785] R13: 0000000000000001 R14: 0000000000020000 R15: 0000000000020000
 6504 07:50:23.472797  [   73.322981] irq event stamp: 0
 6505 07:50:23.479802  [   73.326105] hardirqs last  enabled at (0): [<0000000000000000>] 0x0
 6506 07:50:23.489623  [   73.332439] hardirqs last disabled at (0): [<ffffffff93d00cf0>] copy_process+0x640/0x1c80
 6507 07:50:23.496347  [   73.340720] softirqs last  enabled at (0): [<ffffffff93d00cf0>] copy_process+0x640/0x1c80
 6508 07:50:23.502545  [   73.348936] softirqs last disabled at (0): [<0000000000000000>] 0x0
 6509 07:50:23.506640  [   73.355262] ---[ end trace 85b1dc041ea261f8 ]---
 6510 07:50:23.512312  [   73.359921] lkdtm: Saturation detected: still saturated
 6511 07:50:23.546823  # [   72.909758] lkdtm: Performing direct entry REFCOUNT_DEC_AND_TEST_SATURATED
 6512 07:50:23.553292  # [   72.929844] lkdtm: attempting bad refcount_dec_and_test() from saturated
 6513 07:50:23.556515  # [   72.958737] ------------[ cut here ]------------
 6514 07:50:23.563053  # [   72.985529] refcount_t: underflow; use-after-free.
 6515 07:50:23.569871  # [   73.012524] WARNING: CPU: 0 PID: 2527 at lib/refcount.c:28 refcount_warn_saturate+0xba/0x110
 6516 07:50:23.582720  # [   73.043128] Modules linked in: fuse ip_tables cros_ec_sysfs cros_ec_debugfs cros_ec_chardev cros_ec_lightbar cros_ec_dev cros_usbpd_notify
 6517 07:50:23.589341  # [   73.077812] CPU: 0 PID: 2527 Comm: cat Tainted: G      D W         5.10.154-cip20 #1
 6518 07:50:23.596052  # [   73.107639] Hardware name: Google Grunt/Grunt, BIOS  09/05/2019
 6519 07:50:23.602480  # [   73.133864] RIP: 0010:refcount_warn_saturate+0xba/0x110
 6520 07:50:23.622128  # [   73.139111] Code: 01 01 e8 e4 9a 98 00 0f 0b e9 d2 9b c4 00 80 3d 26 40 94 01 00 75 85 48 c7 c7 58 79 52 95 c6 05 16 40 94 01 01 e8 c1 9a 98 00 <0f> 0b e9 af 9b c4 00 80 3d 01 40 94 01 00 0f 85 5e ff ff ff 48 c7
 6521 07:50:23.625686  # [   73.157908] RSP: 0018:ffffbe0d441e7e40 EFLAGS: 00010286
 6522 07:50:23.636004  # [   73.163153] RAX: 0000000000000000 RBX: 000000000000003a RCX: 0000000000000000
 6523 07:50:23.642326  # [   73.170304] RDX: ffff9e01aac2c660 RSI: ffff9e01aac1bf70 RDI: ffff9e01aac1bf70
 6524 07:50:23.648829  # [   73.177451] RBP: ffffffff9558bcd0 R08: 0000000000000000 R09: 0000000000000000
 6525 07:50:23.655288  # [   73.184614] R10: 00000000ffffe000 R11: 3fffffffffffffff R12: 0000000000000020
 6526 07:50:23.661982  # [   73.191759] R13: ffffbe0d441e7f10 R14: ffffbe0d441e7f10 R15: ffff9e01846fc000
 6527 07:50:23.671963  # [   73.198904] FS:  00007f346fa3f580(0000) GS:ffff9e01aac00000(0000) knlGS:0000000000000000
 6528 07:50:23.677935  # [   73.207006] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
 6529 07:50:23.685005  # [   73.212772] CR2: 00007f346f80d000 CR3: 00000001048cc000 CR4: 00000000001506f0
 6530 07:50:23.688388  # [   73.219916] Call Trace:
 6531 07:50:23.691521  # [   73.222396]  __refcount_sub_and_test.constprop.0+0x3c/0x50
 6532 07:50:23.697765  # [   73.227900]  lkdtm_REFCOUNT_DEC_AND_TEST_SATURATED+0x3e/0x76
 6533 07:50:23.704711  # [[   73.535733] lkdtm: Performing direct entry REFCOUNT_SUB_AND_TEST_SATURATED
 6534 07:50:23.708559     73.233597]  direct_entry.cold+0x2c/0x38
 6535 07:50:23.714680  # [   73.237535]  full_proxy_write+0x56/0x80
 6536 07:50:23.718323  # [   73.241425]  vfs_write+0xea/0x3a0
 6537 07:50:23.721381  # [   73.244803]  ksys_write+0x68/0xf0
 6538 07:50:23.724602  # [   73.248191]  do_syscall_64+0x33/0x40
 6539 07:50:23.734304  # [   73.251812]  entry_SYSCALL_64_after_hw[   73.558383] lkdtm: attempting bad refcount_sub_and_test() from saturated
 6540 07:50:23.734554  frame+0x61/0xc6
 6541 07:50:23.737396  
 6542 07:50:23.741362  # [   73.256909] RIP: 0033:0x7f346f91a8f3
 6543 07:50:23.760609  # [   73.260557] Code: 8b 15 a1 25 0e 00 f7 d8 64 89 02 48 c7 c0 ff ff ff ff eb b7 0f 1f 00 64 8b 04 25 18 00 00 00 85 c0 75 14 b8 01 00 00 00 0f 05 <48> 3d 00 f0 ff ff 77 55 c3 0f 1f 40 00 48 83 [   73.587271] ------------[ cut here ]------------
 6544 07:50:23.763870  ec 28 48 89 54 24 18
 6545 07:50:23.770789  # [   73.279353] RSP: 002b:00007fff66c4b6e8 EFLAGS: 00000246 ORIG_RAX: 0000000000000001
 6546 07:50:23.777339  # [   73.287008] RAX: ffffffffffffffda RBX: 0000000000000020 RCX: 00007f346f91a8f3
 6547 07:50:23.787412  # [   73.294209] RDX: 0000000000000020 RSI: 00007f346f80d000 [   73.614090] refcount_t: underflow; use-after-free.
 6548 07:50:23.790264  RDI: 0000000000000001
 6549 07:50:23.796877  # [   73.301395] RBP: 00007f346f80d000 R08: 00007f346f80c010 R09: 0000000000000000
 6550 07:50:23.803637  # [   73.308602] R10: fffffffffffffbc5 R11: 0000000000000246 R12: 0000000000000001
 6551 07:50:23.819798  # [   73.315785] R13: 0000000000000001 R14: 0000000000020000 R15:[   73.641089] WARNING: CPU: 0 PID: 2562 at lib/refcount.c:28 refcount_warn_saturate+0xba/0x110
 6552 07:50:23.820376   0000000000020000
 6553 07:50:23.823453  # [   73.322981] irq event stamp: 0
 6554 07:50:23.829434  # [   73.326105] hardirqs last  enabled at (0): [<0000000000000000>] 0x0
 6555 07:50:23.839383  # [   73.332439] hardirqs last disabled at (0): [<ffffffff93d00cf0>] copy_process+0x640/0x1c80
 6556 07:50:23.852739  # [   73.340720] softirqs last[   73.671737] Modules linked in: fuse ip_tables cros_ec_sysfs cros_ec_debugfs cros_ec_chardev cros_ec_lightbar cros_ec_dev cros_usbpd_notify
 6557 07:50:23.859283    enabled at (0): [<ffffffff93d00cf0>] copy_process+0x640/0x1c80
 6558 07:50:23.866486  # [   73.348936] softirqs last disabled at (0): [<0000000000000000>] 0x0
 6559 07:50:23.869419  # [   73.355262] ---[ end trace 85b1dc041ea261f8 ]---
 6560 07:50:23.876107  # [   73.359921] lkdtm: Saturation detected: still saturated
 6561 07:50:23.882795  [   73.706333] CPU: 0 PID: 2562 Comm: cat Tainted: G      D W         5.10.154-cip20 #1
 6562 07:50:23.883297  
 6563 07:50:23.892453  # REFCOUNT_DEC_AND_TEST_SATURATED: saw 'Saturation detected: still saturated': ok
 6564 07:50:23.895470  ok 57 selftests: lkdtm: REFCOUNT_DEC_AND_TEST_SATURATED.sh
 6565 07:50:23.902327  # selftests: lkdtm: REFCOUNT_SUB_AND_TEST_SATURATED.sh
 6566 07:50:23.905398  [   73.736178] Hardware name: Google Grunt/Grunt, BIOS  09/05/2019
 6567 07:50:23.912399  [   73.759409] RIP: 0010:refcount_warn_saturate+0xba/0x110
 6568 07:50:23.932058  [   73.764651] Code: 01 01 e8 e4 9a 98 00 0f 0b e9 d2 9b c4 00 80 3d 26 40 94 01 00 75 85 48 c7 c7 58 79 52 95 c6 05 16 40 94 01 01 e8 c1 9a 98 00 <0f> 0b e9 af 9b c4 00 80 3d 01 40 94 01 00 0f 85 5e ff ff ff 48 c7
 6569 07:50:23.935180  [   73.783411] RSP: 0018:ffffbe0d44277e40 EFLAGS: 00010286
 6570 07:50:23.941712  [   73.788650] RAX: 0000000000000000 RBX: 000000000000003b RCX: 0000000000000000
 6571 07:50:23.951319  [   73.795811] RDX: ffff9e01aac2c660 RSI: ffff9e01aac1bf70 RDI: ffff9e01aac1bf70
 6572 07:50:23.958227  [   73.802961] RBP: ffffffff9558bcf0 R08: 0000000000000000 R09: 0000000000000000
 6573 07:50:23.964541  [   73.810108] R10: 00000000ffffe000 R11: 3fffffffffffffff R12: 0000000000000020
 6574 07:50:23.971764  [   73.817253] R13: ffffbe0d44277f10 R14: ffffbe0d44277f10 R15: ffff9e01853eb000
 6575 07:50:23.981077  [   73.824411] FS:  00007f8bfe8a5580(0000) GS:ffff9e01aac00000(0000) knlGS:0000000000000000
 6576 07:50:23.984469  [   73.832506] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
 6577 07:50:23.993958  [   73.838278] CR2: 00007f8bfe6a5000 CR3: 00000001047e2000 CR4: 00000000001506f0
 6578 07:50:23.994492  [   73.845422] Call Trace:
 6579 07:50:24.000891  [   73.847917]  __refcount_sub_and_test.constprop.0+0x3c/0x50
 6580 07:50:24.007688  [   73.853418]  lkdtm_REFCOUNT_SUB_AND_TEST_SATURATED+0x3e/0x76
 6581 07:50:24.010769  [   73.859136]  direct_entry.cold+0x2c/0x38
 6582 07:50:24.013557  [   73.863093]  full_proxy_write+0x56/0x80
 6583 07:50:24.017166  [   73.866994]  vfs_write+0xea/0x3a0
 6584 07:50:24.020597  [   73.870356]  ksys_write+0x68/0xf0
 6585 07:50:24.023489  [   73.873730]  do_syscall_64+0x33/0x40
 6586 07:50:24.030235  [   73.877390]  entry_SYSCALL_64_after_hwframe+0x61/0xc6
 6587 07:50:24.033462  [   73.882503] RIP: 0033:0x7f8bfe7b28f3
 6588 07:50:24.053394  [   73.886135] Code: 8b 15 a1 25 0e 00 f7 d8 64 89 02 48 c7 c0 ff ff ff ff eb b7 0f 1f 00 64 8b 04 25 18 00 00 00 85 c0 75 14 b8 01 00 00 00 0f 05 <48> 3d 00 f0 ff ff 77 55 c3 0f 1f 40 00 48 83 ec 28 48 89 54 24 18
 6589 07:50:24.059905  [   73.904945] RSP: 002b:00007ffc77bccbe8 EFLAGS: 00000246 ORIG_RAX: 0000000000000001
 6590 07:50:24.066510  [   73.912564] RAX: ffffffffffffffda RBX: 0000000000000020 RCX: 00007f8bfe7b28f3
 6591 07:50:24.074578  [   73.919792] RDX: 0000000000000020 RSI: 00007f8bfe6a5000 RDI: 0000000000000001
 6592 07:50:24.083017  [   73.927011] RBP: 00007f8bfe6a5000 R08: 00007f8bfe6a4010 R09: 0000000000000000
 6593 07:50:24.089724  [   73.934184] R10: fffffffffffffbc5 R11: 0000000000000246 R12: 0000000000000001
 6594 07:50:24.096254  [   73.941334] R13: 0000000000000001 R14: 0000000000020000 R15: 0000000000020000
 6595 07:50:24.099418  [   73.948493] irq event stamp: 0
 6596 07:50:24.106463  [   73.951600] hardirqs last  enabled at (0): [<0000000000000000>] 0x0
 6597 07:50:24.112383  [   73.957952] hardirqs last disabled at (0): [<ffffffff93d00cf0>] copy_process+0x640/0x1c80
 6598 07:50:24.122353  [   73.966180] softirqs last  enabled at (0): [<ffffffff93d00cf0>] copy_process+0x640/0x1c80
 6599 07:50:24.128957  [   73.974424] softirqs last disabled at (0): [<0000000000000000>] 0x0
 6600 07:50:24.131801  [   73.980811] ---[ end trace 85b1dc041ea261f9 ]---
 6601 07:50:24.138403  [   73.985479] lkdtm: Saturation detected: still saturated
 6602 07:50:24.200267  # [   73.535733] lkdtm: Performing direct entry REFCOUNT_SUB_AND_TEST_SATURATED
 6603 07:50:24.206803  # [   73.558383] lkdtm: attempting bad refcount_sub_and_test() from saturated
 6604 07:50:24.210223  # [   73.587271] ------------[ cut here ]------------
 6605 07:50:24.216795  # [   73.614090] refcount_t: underflow; use-after-free.
 6606 07:50:24.223367  # [   73.641089] WARNING: CPU: 0 PID: 2562 at lib/refcount.c:28 refcount_warn_saturate+0xba/0x110
 6607 07:50:24.236866  # [   73.671737] Modules linked in: fuse ip_tables cros_ec_sysfs cros_ec_debugfs cros_ec_chardev cros_ec_lightbar cros_ec_dev cros_usbpd_notify
 6608 07:50:24.243531  # [   73.706333] CPU: 0 PID: 2562 Comm: cat Tainted: G      D W         5.10.154-cip20 #1
 6609 07:50:24.246332  
 6610 07:50:24.249810  # [   73.736178] Hardware name: Google Grunt/Grunt, BIOS  09/05/2019
 6611 07:50:24.256027  # [   73.759409] RIP: 0010:refcount_warn_saturate+0xba/0x110
 6612 07:50:24.275782  # [   73.764651] Code: 01 01 e8 e4 9a 98 00 0f 0b e9 d2 9b c4 00 80 3d 26 40 94 01 00 75 85 48 c7 c7 58 79 52 95 c6 05 16 40 94 01 01 e8 c1 9a 98 00 <0f> 0b e9 af 9b c4 00 80 3d 01 40 94 01 00 0f 85 5e ff ff ff 48 c7
 6613 07:50:24.279490  # [   73.783411] RSP: 0018:ffffbe0d44277e40 EFLAGS: 00010286
 6614 07:50:24.289493  # [   73.788650] RAX: 0000000000000000 RBX: 000000000000003b RCX: 0000000000000000
 6615 07:50:24.295381  # [   73.795811] RDX: ffff9e01aac2c660 RSI: ffff9e01aac1bf70 RDI: ffff9e01aac1bf70
 6616 07:50:24.302065  # [   73.802961] RBP: ffffffff9558bcf0 R08: 0000000000000000 R09: 0000000000000000
 6617 07:50:24.308795  # [   73.810108] R10: 00000000ffffe000 R11: 3fffffffffffffff R12: 0000000000000020
 6618 07:50:24.315400  # [   73.817253] R13: ffffbe0d44277f10 R14: ffffbe0d44277f10 R15: ffff9e01853eb000
 6619 07:50:24.325551  # [   73.824411] FS:  00007f8bfe8a5580(0000) GS:ffff9e01aac00000(0000) knlGS:0000000000000000
 6620 07:50:24.332102  # [   73.832506] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
 6621 07:50:24.339049  # [   73.838278] CR2: 00007f8bfe6a5000 CR3: 00000001047e2000 CR4: 00000000001506f0
 6622 07:50:24.341598  # [   73.845422] Call Trace:
 6623 07:50:24.345316  # [   73.847917]  __refcount_sub_and_test.constprop.0+0x3c/0x50
 6624 07:50:24.351964  # [   73.853418]  lkdtm_REFCOUNT_SUB_AND_TEST_SATURATED+0x3e/0x76
 6625 07:50:24.355293  # [   73.859136]  direct_entry.cold+0x2c/0x38
 6626 07:50:24.361741  # [   73.863093]  full_proxy_write+0x56/0x80
 6627 07:50:24.365009  # [   73.866994]  vfs_write+0xea/0x3a0
 6628 07:50:24.368474  # [   73.870356]  ksys_write+0x68/0xf0
 6629 07:50:24.371687  # [   73.873730]  do_syscall_64+0x33/0x40
 6630 07:50:24.375010  # [   73.877390]  entry_SYSCALL_64_after_hwframe+0x61/0xc6
 6631 07:50:24.381801  # [   73.882503] RIP: 0033:0x7f8bfe7b28f3
 6632 07:50:24.397825  # [   73.886135] Code: 8b 15 a1 25 0e 00 f7 d8 64 89 02 48 c7 c0 ff ff ff ff eb b7 0f 1f 00 64 8b 04 25 18 00 00 00 85 c0 75 14 b8 01 00 00 00 0f 05 <48> 3d 00 f0 ff ff 77 55 c3 0f 1f 40 00 48 83 ec 28 48 89 54 24 18
 6633 07:50:24.407754  # [   73.904945] RSP: 002b:00007ffc77bccbe8 EFLAGS: 00000246 ORIG_RAX: 0000000000000001
 6634 07:50:24.414058  # [   73.912564] RAX: ffffffffffffffda RBX: 0000000000000020 RCX: 00007f8bfe7b28f3
 6635 07:50:24.421059  # [   73.919792] RDX: 0000000000000020 RSI: 00007f8bfe6a5000 RDI: 0000000000000001
 6636 07:50:24.428037  # [   73.927011] RBP: 00007f8bfe6a5000 R08: 00007f8bfe6a4010 R09: 0000000000000000
 6637 07:50:24.434102  # [   73.934184] R10: fffffffffffffbc5 R11: 0000000000000246 R12: 0000000000000001
 6638 07:50:24.443621  # [   73.941334] R13: 0000000000000001 R14: 0000000000020000 R15: 0000000000020000
 6639 07:50:24.447166  # [   73.948493] irq event stamp: 0
 6640 07:50:24.453596  # [   73.951600] hardirqs last  enabled at (0): [<0000000000000000>] 0x0
 6641 07:50:24.460863  # [   73.957952] hardirqs last disabled at (0): [<ffffffff93d00cf0>] copy_process+0x640/0x1c80
 6642 07:50:24.470348  # [   73.966180] softirqs last  enabled at (0): [<ff[   74.317153] lkdtm: Performing direct entry USERCOPY_HEAP_SIZE_TO
 6643 07:50:24.473817  ffffff93d00cf0>] copy_process+0x640/0x1c80
 6644 07:50:24.477078  
 6645 07:50:24.480232  # [   73.974424] softirqs last disabled at (0): [<0000000000000000>] 0x0
 6646 07:50:24.486985  # [   73.980811] ---[ end trace 85b1dc041ea261f9 ]---
 6647 07:50:24.493126  # [   73.985479] lkdtm: Saturation detected: still saturated
 6648 07:50:24.499756  # REFCOUNT_SUB_AND_TE[   74.324008] lkdtm: attempting good copy_to_user of correct size
 6649 07:50:24.503244  ST_SATURATED: saw 'Saturation detected: still saturated': ok
 6650 07:50:24.506605  
 6651 07:50:24.510658  ok 58 selftests: lkdtm: REFCOUNT_SUB_AND_TEST_SATURATED.sh
 6652 07:50:24.513364  # selftests: lkdtm: REFCOUNT_TIMING.sh
 6653 07:50:24.516475  # Skipping REFCOUNT_TIMING: timing only
 6654 07:50:24.523020  ok 59 selftests: lkdtm: REFCOUNT_TIMING.sh # SKIP
 6655 07:50:24.526557  # [   74.352108] lkdtm: attempting bad copy_to_user of too large size
 6656 07:50:24.529707  selftests: lkdtm: ATOMIC_TIMING.sh
 6657 07:50:24.532810  # Skipping ATOMIC_TIMING: timing only
 6658 07:50:24.539346  ok 60 selftests: lkdtm: ATOMIC_TIMING.sh # SKIP
 6659 07:50:24.542753  # selftests: lkdtm: USERCOPY_HEAP_SIZE_TO.sh
 6660 07:50:24.560157  # [   74.317153] lkdtm: Performing direct entry USERCOPY_HEAP_SIZE_TO
 6661 07:50:24.566580  # [   74.324008] lkdtm: attempting good copy_to_user of correct size
 6662 07:50:24.572795  # [   74.352108] lkdtm: attempting bad copy_to_user of too large size
 6663 07:50:24.579759  # USERCOPY_HEAP_SIZE_TO: missing 'call trace:': [FAIL]
 6664 07:50:24.582814  not ok 61 selftests: lkdtm: USERCOPY_HEAP_SIZE_TO.sh # exit=1
 6665 07:50:24.591250  # selftests: lkdtm: USERCOPY_HEAP_SIZE_FROM.sh
 6666 07:50:24.699033  [   74.546696] lkdtm: Performing direct entry USERCOPY_HEAP_SIZE_FROM
 6667 07:50:24.705612  [   74.552879] lkdtm: attempting good copy_from_user of correct size
 6668 07:50:24.712164  [   74.559004] lkdtm: attempting bad copy_from_user of too large size
 6669 07:50:24.744275  # [   74.546696] lkdtm: Performing direct entry USERCOPY_HEAP_SIZE_FROM
 6670 07:50:24.750921  # [   74.552879] lkdtm: attempting good copy_from_user of correct size
 6671 07:50:24.757448  # [   74.559004] lkdtm: attempting bad copy_from_user of too large size
 6672 07:50:24.764691  # USERCOPY_HEAP_SIZE_FROM: missing 'call trace:': [FAIL]
 6673 07:50:24.767116  not ok 62 selftests: lkdtm: USERCOPY_HEAP_SIZE_FROM.sh # exit=1
 6674 07:50:24.775399  # selftests: lkdtm: USERCOPY_HEAP_WHITELIST_TO.sh
 6675 07:50:24.881892  [   74.728985] lkdtm: Performing direct entry USERCOPY_HEAP_WHITELIST_TO
 6676 07:50:24.888449  [   74.735451] lkdtm: attempting good copy_to_user inside whitelist
 6677 07:50:24.895003  [   74.741490] lkdtm: attempting bad copy_to_user outside whitelist
 6678 07:50:24.936152  # [   74.728985] lkdtm: Performing direct entry USERCOPY_HEAP_WHITELIST_TO
 6679 07:50:24.942689  # [   74.735451] lkdtm: attempting good copy_to_user inside whitelist
 6680 07:50:24.950118  # [   74.741490] lkdtm: attempting bad copy_to_user outside whitelist
 6681 07:50:24.956021  # USERCOPY_HEAP_WHITELIST_TO: missing 'call trace:': [FAIL]
 6682 07:50:24.962596  not ok 63 selftests: lkdtm: USERCOPY_HEAP_WHITELIST_TO.sh # exit=1
 6683 07:50:24.965967  # selftests: lkdtm: USERCOPY_HEAP_WHITELIST_FROM.sh
 6684 07:50:25.069049  [   74.915994] lkdtm: Performing direct entry USERCOPY_HEAP_WHITELIST_FROM
 6685 07:50:25.075331  [   74.922626] lkdtm: attempting good copy_from_user inside whitelist
 6686 07:50:25.081620  [   74.928849] lkdtm: attempting bad copy_from_user outside whitelist
 6687 07:50:25.118415  # [   74.915994] lkdtm: Performing direct entry USERCOPY_HEAP_WHITELIST_FROM
 6688 07:50:25.121972  # [   74.922626] lkdtm: attempting good copy_from_user inside whitelist
 6689 07:50:25.128549  # [   74.928849] lkdtm: attempting bad copy_from_user outside whitelist
 6690 07:50:25.134885  # USERCOPY_HEAP_WHITELIST_FROM: missing 'call trace:': [FAIL]
 6691 07:50:25.141917  not ok 64 selftests: lkdtm: USERCOPY_HEAP_WHITELIST_FROM.sh # exit=1
 6692 07:50:25.148040  # selftests: lkdtm: USERCOPY_STACK_FRAME_TO.sh
 6693 07:50:25.252516  [   75.099217] lkdtm: Performing direct entry USERCOPY_STACK_FRAME_TO
 6694 07:50:25.258887  [   75.105411] lkdtm: good_stack: ffffbe0d4458fe20-ffffbe0d4458fe40
 6695 07:50:25.265119  [   75.111456] lkdtm: bad_stack : ffffbe0d4458fda8-ffffbe0d4458fdc8
 6696 07:50:25.271214  [   75.117478] lkdtm: attempting good copy_to_user of local stack
 6697 07:50:25.278232  [   75.123347] lkdtm: attempting bad copy_to_user of distant stack
 6698 07:50:25.310057  # [   75.099217] lkdtm: Performing direct entry USERCOPY_STACK_FRAME_TO
 6699 07:50:25.316683  # [   75.105411] lkdtm: good_stack: ffffbe0d4458fe20-ffffbe0d4458fe40
 6700 07:50:25.323303  # [   75.111456] lkdtm: bad_stack : ffffbe0d4458fda8-ffffbe0d4458fdc8
 6701 07:50:25.329616  # [   75.117478] lkdtm: attempting good copy_to_user of local stack
 6702 07:50:25.336223  # [   75.123347] lkdtm: attempting bad copy_to_user of distant stack
 6703 07:50:25.339012  # USERCOPY_STACK_FRAME_TO: missing 'call trace:': [FAIL]
 6704 07:50:25.346139  not ok 65 selftests: lkdtm: USERCOPY_STACK_FRAME_TO.sh # exit=1
 6705 07:50:25.348964  # selftests: lkdtm: USERCOPY_STACK_FRAME_FROM.sh
 6706 07:50:25.446490  [   75.293715] lkdtm: Performing direct entry USERCOPY_STACK_FRAME_FROM
 6707 07:50:25.452937  [   75.300072] lkdtm: good_stack: ffffbe0d445efe20-ffffbe0d445efe40
 6708 07:50:25.459715  [   75.306102] lkdtm: bad_stack : ffffbe0d445efda8-ffffbe0d445efdc8
 6709 07:50:25.465967  [   75.312224] lkdtm: attempting good copy_from_user of local stack
 6710 07:50:25.472283  [   75.318424] lkdtm: attempting bad copy_from_user of distant stack
 6711 07:50:25.504528  # [   75.293715] lkdtm: Performing direct entry USERCOPY_STACK_FRAME_FROM
 6712 07:50:25.510983  # [   75.300072] lkdtm: good_stack: ffffbe0d445efe20-ffffbe0d445efe40
 6713 07:50:25.517683  # [   75.306102] lkdtm: bad_stack : ffffbe0d445efda8-ffffbe0d445efdc8
 6714 07:50:25.524265  # [   75.312224] lkdtm: attempting good copy_from_user of local stack
 6715 07:50:25.530788  # [   75.318424] lkdtm: attempting bad copy_from_user of distant stack
 6716 07:50:25.537064  # USERCOPY_STACK_FRAME_FROM: missing 'call trace:': [FAIL]
 6717 07:50:25.540465  not ok 66 selftests: lkdtm: USERCOPY_STACK_FRAME_FROM.sh # exit=1
 6718 07:50:25.544138  # selftests: lkdtm: USERCOPY_STACK_BEYOND.sh
 6719 07:50:25.547089  
 6720 07:50:25.641090  [   75.488671] lkdtm: Performing direct entry USERCOPY_STACK_BEYOND
 6721 07:50:25.648271  [   75.494688] lkdtm: good_stack: ffffbe0d4467fe20-ffffbe0d4467fe40
 6722 07:50:25.654425  [   75.500694] lkdtm: bad_stack : ffffbe0d4467fff8-ffffbe0d44680018
 6723 07:50:25.660795  [   75.506763] lkdtm: attempting good copy_to_user of local stack
 6724 07:50:25.667234  [   75.512610] lkdtm: attempting bad copy_to_user of distant stack
 6725 07:50:25.670770  [   75.518539] lkdtm: copy_to_user failed, but lacked Oops
 6726 07:50:25.702994  # [   75.488671] lkdtm: Performing direct entry USERCOPY_STACK_BEYOND
 6727 07:50:25.709553  # [   75.494688] lkdtm: good_stack: ffffbe0d4467fe20-ffffbe0d4467fe40
 6728 07:50:25.716293  # [   75.500694] lkdtm: bad_stack : ffffbe0d4467fff8-ffffbe0d44680018
 6729 07:50:25.723032  # [   75.506763] lkdtm: attempting good copy_to_user of local stack
 6730 07:50:25.729844  # [   75.512610] lkdtm: attempting bad copy_to_user of distant stack
 6731 07:50:25.732522  # [   75.518539] lkdtm: copy_to_user failed, but lacked Oops
 6732 07:50:25.739411  # USERCOPY_STACK_BEYOND: missing 'call trace:': [FAIL]
 6733 07:50:25.745593  not ok 67 selftests: lkdtm: USERCOPY_STACK_BEYOND.sh # exit=1
 6734 07:50:25.748913  # selftests: lkdtm: USERCOPY_KERNEL.sh
 6735 07:50:25.840982  [   75.688257] lkdtm: Performing direct entry USERCOPY_KERNEL
 6736 07:50:25.847888  [   75.693763] lkdtm: attempting good copy_to_user from kernel rodata: ffffffff9519c230
 6737 07:50:25.850793  
 6738 07:50:25.857246  [   75.701558] lkdtm: attempting bad copy_to_user from kernel text: ffffffff93ee31e0
 6739 07:50:25.860274  [   75.709060] lkdtm: FAIL: survived bad copy_to_user()
 6740 07:50:25.907180  # [   75.688257] lkdtm: Performing direct entry USERCOPY_KERNEL
 6741 07:50:25.918041  # [   75.693763] lkdtm: attempting good copy_to_user from kernel rodata: ffffffff9519c230
 6742 07:50:25.923671  # [   75.701558] lkdtm: attempting bad copy_to_user from kernel text: ffffffff93ee31e0
 6743 07:50:25.926922  # [   75.709060] lkdtm: FAIL: survived bad copy_to_user()
 6744 07:50:25.933407  # USERCOPY_KERNEL: missing 'call trace:': [FAIL]
 6745 07:50:25.936677  not ok 68 selftests: lkdtm: USERCOPY_KERNEL.sh # exit=1
 6746 07:50:25.940219  # selftests: lkdtm: STACKLEAK_ERASING.sh
 6747 07:50:26.053009  [   75.900483] lkdtm: Performing direct entry STACKLEAK_ERASING
 6748 07:50:26.059444  [   75.906159] lkdtm: checking unused part of the thread stack (15928 bytes)...
 6749 07:50:26.066641  [   75.913251] lkdtm: FAIL: the erased part is not found (checked 15928 bytes)
 6750 07:50:26.072943  [   75.920225] lkdtm: FAIL: the thread stack is NOT properly erased
 6751 07:50:26.082901  [   75.926236] CPU: 0 PID: 2927 Comm: cat Tainted: G      D W         5.10.154-cip20 #1
 6752 07:50:26.085838  [   75.933965] Hardware name: Google Grunt/Grunt, BIOS  09/05/2019
 6753 07:50:26.089428  [   75.939874] Call Trace:
 6754 07:50:26.092240  [   75.942325]  dump_stack+0x77/0x9b
 6755 07:50:26.098790  [   75.945635]  lkdtm_STACKLEAK_ERASING+0x116/0x144
 6756 07:50:26.102321  [   75.950246]  direct_entry.cold+0x2c/0x38
 6757 07:50:26.105768  [   75.954163]  full_proxy_write+0x56/0x80
 6758 07:50:26.108872  [   75.957993]  vfs_write+0xea/0x3a0
 6759 07:50:26.112251  [   75.961303]  ksys_write+0x68/0xf0
 6760 07:50:26.115366  [   75.964614]  do_syscall_64+0x33/0x40
 6761 07:50:26.122745  [   75.968184]  entry_SYSCALL_64_after_hwframe+0x61/0xc6
 6762 07:50:26.125554  [   75.973226] RIP: 0033:0x7fb8263ba8f3
 6763 07:50:26.141684  [   75.976797] Code: 8b 15 a1 25 0e 00 f7 d8 64 89 02 48 c7 c0 ff ff ff ff eb b7 0f 1f 00 64 8b 04 25 18 00 00 00 85 c0 75 14 b8 01 00 00 00 0f 05 <48> 3d 00 f0 ff ff 77 55 c3 0f 1f 40 00 48 83 ec 28 48 89 54 24 18
 6764 07:50:26.151771  [   75.995532] RSP: 002b:00007ffc700085c8 EFLAGS: 00000246 ORIG_RAX: 0000000000000001
 6765 07:50:26.158529  [   76.003090] RAX: ffffffffffffffda RBX: 0000000000000012 RCX: 00007fb8263ba8f3
 6766 07:50:26.165244  [   76.010212] RDX: 0000000000000012 RSI: 00007fb8262ad000 RDI: 0000000000000001
 6767 07:50:26.172322  [   76.017332] RBP: 00007fb8262ad000 R08: 00007fb8262ac010 R09: 0000000000000000
 6768 07:50:26.178042  [   76.024453] R10: fffffffffffffbc5 R11: 0000000000000246 R12: 0000000000000001
 6769 07:50:26.184617  [   76.031574] R13: 0000000000000001 R14: 0000000000020000 R15: 0000000000020000
 6770 07:50:26.242276  # [   75.900483] lkdtm: Performing direct entry STACKLEAK_ERASING
 6771 07:50:26.248388  # [   75.906159] lkdtm: checking unused part of the thread stack (15928 bytes)...
 6772 07:50:26.258282  # [   75.913251] lkdtm: FAIL: the erased part is not found (checked 15928 bytes)
 6773 07:50:26.261661  # [   75.920225] lkdtm: FAIL: the thread stack is NOT properly erased
 6774 07:50:26.271836  # [   75.926236] CPU: 0 PID: 2927 Comm: cat Tainted: G      D W         5.10.154-cip20 #1
 6775 07:50:26.278436  # [   75.933965] Hardware name: Google Grunt/Grunt, BIOS  09/05/2019
 6776 07:50:26.278929  # [   75.939874] Call Trace:
 6777 07:50:26.284892  # [   75.942325]  dump_stack+0x77/0x9b
 6778 07:50:26.288230  # [   75.945635]  lkdtm_STACKLEAK_ERASING+0x116/0x144
 6779 07:50:26.291447  # [   75.950246]  direct_entry.cold+0x2c/0x38
 6780 07:50:26.294641  # [   75.954163]  full_proxy_write+0x56/0x80
 6781 07:50:26.297892  # [   75.957993]  vfs_write+0xea/0x3a0
 6782 07:50:26.304655  # [   75.961303]  ksys_write+0x68/0xf0
 6783 07:50:26.308463  # [   75.964614]  do_syscall_64+0x33/0x40
 6784 07:50:26.311430  # [   75.968184]  entry_SYSCALL_64_after_hwframe+0x61/0xc6
 6785 07:50:26.314416  # [   75.973226] RIP: 0033:0x7fb8263ba8f3
 6786 07:50:26.334352  # [   75.976797] Code: 8b 15 a1 25 0e 00 f7 d8 64 89 02 48 c7 c0 ff ff ff ff eb b7 0f 1f 00 64 8b 04 25 18 00 00 00 85 c0 75 14 b8 01 00 00 00 0f 05 <48> 3d 00 f0 ff ff 77 55 c3 0f 1f 40 00 48 83 ec 28 48 89 54 24 18
 6787 07:50:26.341142  # [   75.995532] RSP: 002b:00007ffc700085c8 EFLAGS: 00000246 ORIG_RAX: 0000000000000001
 6788 07:50:26.351729  # [   76.003090] RAX: ffffffffffffffda RBX: 0000000000000012 RCX: 00007fb8263ba8f3
 6789 07:50:26.357944  # [   76.010212] RDX: 0000000000000012 RSI: 00007fb8262ad000 RDI: 0000000000000001
 6790 07:50:26.363982  # [   76.017332] RBP: 00007fb8262ad000 R08: 00007fb8262ac010 R09: 0000000000000000
 6791 07:50:26.370896  # [   76.024453] R10: fffffffffffffbc5 R11: 0000000000000246 R12: 0000000000000001
 6792 07:50:26.377366  # [   76.031574] R13: 0000000000000001 R14: 0000000000020000 R15: 0000000000020000
 6793 07:50:26.380558  
 6794 07:50:26.387276  # STACKLEAK_ERASING: missing 'OK: the rest of the thread stack is properly erased': [FAIL]
 6795 07:50:26.390545  not ok 69 selftests: lkdtm: STACKLEAK_ERASING.sh # exit=1
 6796 07:50:26.397054  # selftests: lkdtm: CFI_FORWARD_PROTO.sh
 6797 07:50:26.400921  [   76.229801] lkdtm: Performing direct entry CFI_FORWARD_PROTO
 6798 07:50:26.406948  [   76.253762] lkdtm: Calling matched prototype ...
 6799 07:50:26.410417  [   76.258424] lkdtm: Calling mismatched prototype ...
 6800 07:50:26.416773  [   76.263303] lkdtm: Fail: survived mismatched prototype function call!
 6801 07:50:26.450242  # [   76.229801] lkdtm: Performing direct entry CFI_FORWARD_PROTO
 6802 07:50:26.456748  # [   76.253762] lkdtm: Calling matched prototype ...
 6803 07:50:26.460295  # [   76.258424] lkdtm: Calling mismatched prototype ...
 6804 07:50:26.466263  # [   76.263303] lkdtm: Fail: survived mismatched prototype function call!
 6805 07:50:26.473208  # CFI_FORWARD_PROTO: missing 'call trace:': [FAIL]
 6806 07:50:26.476415  not ok 70 selftests: lkdtm: CFI_FORWARD_PROTO.sh # exit=1
 6807 07:50:26.505511  + ../../utils/send-to-lava.sh ./output/result.txt
 6808 07:50:26.629982  <LAVA_SIGNAL_TESTCASE TEST_CASE_ID=breakpoints:step_after_suspend_test RESULT=skip>
 6809 07:50:26.630526  Received signal: <TESTCASE> TEST_CASE_ID=breakpoints:step_after_suspend_test RESULT=skip
 6811 07:50:26.693772  <LAVA_SIGNAL_TESTCASE TEST_CASE_ID=ftrace:ftracetest RESULT=skip>
 6812 07:50:26.694783  Received signal: <TESTCASE> TEST_CASE_ID=ftrace:ftracetest RESULT=skip
 6814 07:50:26.770552  <LAVA_SIGNAL_TESTCASE TEST_CASE_ID=net:rtnetlink.sh RESULT=skip>
 6815 07:50:26.771343  Received signal: <TESTCASE> TEST_CASE_ID=net:rtnetlink.sh RESULT=skip
 6817 07:50:26.841239  <LAVA_SIGNAL_TESTCASE TEST_CASE_ID=net:tls RESULT=skip>
 6818 07:50:26.842029  Received signal: <TESTCASE> TEST_CASE_ID=net:tls RESULT=skip
 6820 07:50:26.912490  <LAVA_SIGNAL_TESTCASE TEST_CASE_ID=netfilter:bridge_brouter.sh RESULT=skip>
 6821 07:50:26.913196  Received signal: <TESTCASE> TEST_CASE_ID=netfilter:bridge_brouter.sh RESULT=skip
 6823 07:50:26.915154  
 6824 07:50:26.984561  <LAVA_SIGNAL_TESTCASE TEST_CASE_ID=netfilter:nft_flowtable.sh RESULT=skip>
 6825 07:50:26.985266  Received signal: <TESTCASE> TEST_CASE_ID=netfilter:nft_flowtable.sh RESULT=skip
 6827 07:50:27.050126  <LAVA_SIGNAL_TESTCASE TEST_CASE_ID=netfilter:nft_trans_stress.sh RESULT=skip>
 6828 07:50:27.050460  Received signal: <TESTCASE> TEST_CASE_ID=netfilter:nft_trans_stress.sh RESULT=skip
 6830 07:50:27.101843  <LAVA_SIGNAL_TESTCASE TEST_CASE_ID=pidfd:pidfd_wait RESULT=skip>
 6831 07:50:27.102531  Received signal: <TESTCASE> TEST_CASE_ID=pidfd:pidfd_wait RESULT=skip
 6833 07:50:27.158118  <LAVA_SIGNAL_TESTCASE TEST_CASE_ID=lkdtm.PANIC.sh RESULT=skip>
 6834 07:50:27.158815  Received signal: <TESTCASE> TEST_CASE_ID=lkdtm.PANIC.sh RESULT=skip
 6836 07:50:27.229297  <LAVA_SIGNAL_TESTCASE TEST_CASE_ID=lkdtm.BUG.sh RESULT=pass>
 6837 07:50:27.230027  Received signal: <TESTCASE> TEST_CASE_ID=lkdtm.BUG.sh RESULT=pass
 6839 07:50:27.305916  <LAVA_SIGNAL_TESTCASE TEST_CASE_ID=lkdtm.WARNING.sh RESULT=pass>
 6840 07:50:27.306612  Received signal: <TESTCASE> TEST_CASE_ID=lkdtm.WARNING.sh RESULT=pass
 6842 07:50:27.377074  <LAVA_SIGNAL_TESTCASE TEST_CASE_ID=lkdtm.WARNING_MESSAGE.sh RESULT=pass>
 6843 07:50:27.377808  Received signal: <TESTCASE> TEST_CASE_ID=lkdtm.WARNING_MESSAGE.sh RESULT=pass
 6845 07:50:27.436473  <LAVA_SIGNAL_TESTCASE TEST_CASE_ID=lkdtm.EXCEPTION.sh RESULT=pass>
 6846 07:50:27.436732  Received signal: <TESTCASE> TEST_CASE_ID=lkdtm.EXCEPTION.sh RESULT=pass
 6848 07:50:27.471090  <LAVA_SIGNAL_TESTCASE TEST_CASE_ID=lkdtm.LOOP.sh RESULT=skip>
 6849 07:50:27.471348  Received signal: <TESTCASE> TEST_CASE_ID=lkdtm.LOOP.sh RESULT=skip
 6851 07:50:27.512910  <LAVA_SIGNAL_TESTCASE TEST_CASE_ID=lkdtm.EXHAUST_STACK.sh RESULT=skip>
 6852 07:50:27.513166  Received signal: <TESTCASE> TEST_CASE_ID=lkdtm.EXHAUST_STACK.sh RESULT=skip
 6854 07:50:27.556486  <LAVA_SIGNAL_TESTCASE TEST_CASE_ID=lkdtm.CORRUPT_STACK.sh RESULT=skip>
 6855 07:50:27.556745  Received signal: <TESTCASE> TEST_CASE_ID=lkdtm.CORRUPT_STACK.sh RESULT=skip
 6857 07:50:27.599439  <LAVA_SIGNAL_TESTCASE TEST_CASE_ID=lkdtm.CORRUPT_STACK_STRONG.sh RESULT=skip>
 6858 07:50:27.599695  Received signal: <TESTCASE> TEST_CASE_ID=lkdtm.CORRUPT_STACK_STRONG.sh RESULT=skip
 6860 07:50:27.661078  <LAVA_SIGNAL_TESTCASE TEST_CASE_ID=lkdtm.CORRUPT_LIST_ADD.sh RESULT=fail>
 6861 07:50:27.661342  Received signal: <TESTCASE> TEST_CASE_ID=lkdtm.CORRUPT_LIST_ADD.sh RESULT=fail
 6863 07:50:27.708843  <LAVA_SIGNAL_TESTCASE TEST_CASE_ID=lkdtm.CORRUPT_LIST_DEL.sh RESULT=fail>
 6864 07:50:27.709126  Received signal: <TESTCASE> TEST_CASE_ID=lkdtm.CORRUPT_LIST_DEL.sh RESULT=fail
 6866 07:50:27.766413  <LAVA_SIGNAL_TESTCASE TEST_CASE_ID=lkdtm.STACK_GUARD_PAGE_LEADING.sh RESULT=pass>
 6867 07:50:27.766719  Received signal: <TESTCASE> TEST_CASE_ID=lkdtm.STACK_GUARD_PAGE_LEADING.sh RESULT=pass
 6869 07:50:27.810179  <LAVA_SIGNAL_TESTCASE TEST_CASE_ID=lkdtm.STACK_GUARD_PAGE_TRAILING.sh RESULT=pass>
 6870 07:50:27.810438  Received signal: <TESTCASE> TEST_CASE_ID=lkdtm.STACK_GUARD_PAGE_TRAILING.sh RESULT=pass
 6872 07:50:27.846485  <LAVA_SIGNAL_TESTCASE TEST_CASE_ID=lkdtm.UNSET_SMEP.sh RESULT=pass>
 6873 07:50:27.846743  Received signal: <TESTCASE> TEST_CASE_ID=lkdtm.UNSET_SMEP.sh RESULT=pass
 6875 07:50:27.914078  <LAVA_SIGNAL_TESTCASE TEST_CASE_ID=lkdtm.DOUBLE_FAULT.sh RESULT=skip>
 6876 07:50:27.914347  Received signal: <TESTCASE> TEST_CASE_ID=lkdtm.DOUBLE_FAULT.sh RESULT=skip
 6878 07:50:27.956708  <LAVA_SIGNAL_TESTCASE TEST_CASE_ID=lkdtm.CORRUPT_PAC.sh RESULT=skip>
 6879 07:50:27.956972  Received signal: <TESTCASE> TEST_CASE_ID=lkdtm.CORRUPT_PAC.sh RESULT=skip
 6881 07:50:28.000133  <LAVA_SIGNAL_TESTCASE TEST_CASE_ID=lkdtm.UNALIGNED_LOAD_STORE_WRITE.sh RESULT=skip>
 6882 07:50:28.000393  Received signal: <TESTCASE> TEST_CASE_ID=lkdtm.UNALIGNED_LOAD_STORE_WRITE.sh RESULT=skip
 6884 07:50:28.068743  <LAVA_SIGNAL_TESTCASE TEST_CASE_ID=lkdtm.OVERWRITE_ALLOCATION.sh RESULT=skip>
 6885 07:50:28.069019  Received signal: <TESTCASE> TEST_CASE_ID=lkdtm.OVERWRITE_ALLOCATION.sh RESULT=skip
 6887 07:50:28.140087  <LAVA_SIGNAL_TESTCASE TEST_CASE_ID=lkdtm.WRITE_AFTER_FREE.sh RESULT=skip>
 6888 07:50:28.140880  Received signal: <TESTCASE> TEST_CASE_ID=lkdtm.WRITE_AFTER_FREE.sh RESULT=skip
 6890 07:50:28.219070  <LAVA_SIGNAL_TESTCASE TEST_CASE_ID=lkdtm.READ_AFTER_FREE.sh RESULT=fail>
 6891 07:50:28.219882  Received signal: <TESTCASE> TEST_CASE_ID=lkdtm.READ_AFTER_FREE.sh RESULT=fail
 6893 07:50:28.290345  <LAVA_SIGNAL_TESTCASE TEST_CASE_ID=lkdtm.WRITE_BUDDY_AFTER_FREE.sh RESULT=skip>
 6894 07:50:28.290617  Received signal: <TESTCASE> TEST_CASE_ID=lkdtm.WRITE_BUDDY_AFTER_FREE.sh RESULT=skip
 6896 07:50:28.328330  <LAVA_SIGNAL_TESTCASE TEST_CASE_ID=lkdtm.READ_BUDDY_AFTER_FREE.sh RESULT=fail>
 6897 07:50:28.328601  Received signal: <TESTCASE> TEST_CASE_ID=lkdtm.READ_BUDDY_AFTER_FREE.sh RESULT=fail
 6899 07:50:28.358172  <LAVA_SIGNAL_TESTCASE TEST_CASE_ID=lkdtm.SLAB_FREE_DOUBLE.sh RESULT=fail>
 6900 07:50:28.358429  Received signal: <TESTCASE> TEST_CASE_ID=lkdtm.SLAB_FREE_DOUBLE.sh RESULT=fail
 6902 07:50:28.394253  <LAVA_SIGNAL_TESTCASE TEST_CASE_ID=lkdtm.SLAB_FREE_CROSS.sh RESULT=fail>
 6903 07:50:28.394511  Received signal: <TESTCASE> TEST_CASE_ID=lkdtm.SLAB_FREE_CROSS.sh RESULT=fail
 6905 07:50:28.460124  <LAVA_SIGNAL_TESTCASE TEST_CASE_ID=lkdtm.SLAB_FREE_PAGE.sh RESULT=fail>
 6906 07:50:28.460911  Received signal: <TESTCASE> TEST_CASE_ID=lkdtm.SLAB_FREE_PAGE.sh RESULT=fail
 6908 07:50:28.539367  <LAVA_SIGNAL_TESTCASE TEST_CASE_ID=lkdtm.SOFTLOCKUP.sh RESULT=skip>
 6909 07:50:28.540254  Received signal: <TESTCASE> TEST_CASE_ID=lkdtm.SOFTLOCKUP.sh RESULT=skip
 6911 07:50:28.612946  <LAVA_SIGNAL_TESTCASE TEST_CASE_ID=lkdtm.HARDLOCKUP.sh RESULT=skip>
 6912 07:50:28.613651  Received signal: <TESTCASE> TEST_CASE_ID=lkdtm.HARDLOCKUP.sh RESULT=skip
 6914 07:50:28.687228  <LAVA_SIGNAL_TESTCASE TEST_CASE_ID=lkdtm.SPINLOCKUP.sh RESULT=skip>
 6915 07:50:28.688057  Received signal: <TESTCASE> TEST_CASE_ID=lkdtm.SPINLOCKUP.sh RESULT=skip
 6917 07:50:28.760155  <LAVA_SIGNAL_TESTCASE TEST_CASE_ID=lkdtm.HUNG_TASK.sh RESULT=skip>
 6918 07:50:28.760973  Received signal: <TESTCASE> TEST_CASE_ID=lkdtm.HUNG_TASK.sh RESULT=skip
 6920 07:50:28.831780  <LAVA_SIGNAL_TESTCASE TEST_CASE_ID=lkdtm.EXEC_DATA.sh RESULT=pass>
 6921 07:50:28.832478  Received signal: <TESTCASE> TEST_CASE_ID=lkdtm.EXEC_DATA.sh RESULT=pass
 6923 07:50:28.903976  <LAVA_SIGNAL_TESTCASE TEST_CASE_ID=lkdtm.EXEC_STACK.sh RESULT=pass>
 6924 07:50:28.904712  Received signal: <TESTCASE> TEST_CASE_ID=lkdtm.EXEC_STACK.sh RESULT=pass
 6926 07:50:28.980637  <LAVA_SIGNAL_TESTCASE TEST_CASE_ID=lkdtm.EXEC_KMALLOC.sh RESULT=pass>
 6927 07:50:28.981336  Received signal: <TESTCASE> TEST_CASE_ID=lkdtm.EXEC_KMALLOC.sh RESULT=pass
 6929 07:50:29.052110  <LAVA_SIGNAL_TESTCASE TEST_CASE_ID=lkdtm.EXEC_VMALLOC.sh RESULT=pass>
 6930 07:50:29.052861  Received signal: <TESTCASE> TEST_CASE_ID=lkdtm.EXEC_VMALLOC.sh RESULT=pass
 6932 07:50:29.122175  <LAVA_SIGNAL_TESTCASE TEST_CASE_ID=lkdtm.EXEC_RODATA.sh RESULT=pass>
 6933 07:50:29.122919  Received signal: <TESTCASE> TEST_CASE_ID=lkdtm.EXEC_RODATA.sh RESULT=pass
 6935 07:50:29.195109  <LAVA_SIGNAL_TESTCASE TEST_CASE_ID=lkdtm.EXEC_USERSPACE.sh RESULT=pass>
 6936 07:50:29.195875  Received signal: <TESTCASE> TEST_CASE_ID=lkdtm.EXEC_USERSPACE.sh RESULT=pass
 6938 07:50:29.273717  <LAVA_SIGNAL_TESTCASE TEST_CASE_ID=lkdtm.EXEC_NULL.sh RESULT=pass>
 6939 07:50:29.274542  Received signal: <TESTCASE> TEST_CASE_ID=lkdtm.EXEC_NULL.sh RESULT=pass
 6941 07:50:29.345254  <LAVA_SIGNAL_TESTCASE TEST_CASE_ID=lkdtm.ACCESS_USERSPACE.sh RESULT=fail>
 6942 07:50:29.345970  Received signal: <TESTCASE> TEST_CASE_ID=lkdtm.ACCESS_USERSPACE.sh RESULT=fail
 6944 07:50:29.421987  <LAVA_SIGNAL_TESTCASE TEST_CASE_ID=lkdtm.ACCESS_NULL.sh RESULT=pass>
 6945 07:50:29.422681  Received signal: <TESTCASE> TEST_CASE_ID=lkdtm.ACCESS_NULL.sh RESULT=pass
 6947 07:50:29.492022  <LAVA_SIGNAL_TESTCASE TEST_CASE_ID=lkdtm.WRITE_RO.sh RESULT=pass>
 6948 07:50:29.492710  Received signal: <TESTCASE> TEST_CASE_ID=lkdtm.WRITE_RO.sh RESULT=pass
 6950 07:50:29.565638  Received signal: <TESTCASE> TEST_CASE_ID=lkdtm.WRITE_RO_AFTER_INIT.sh RESULT=pass
 6952 07:50:29.569014  <LAVA_SIGNAL_TESTCASE TEST_CASE_ID=lkdtm.WRITE_RO_AFTER_INIT.sh RESULT=pass>
 6953 07:50:29.636788  <LAVA_SIGNAL_TESTCASE TEST_CASE_ID=lkdtm.WRITE_KERN.sh RESULT=pass>
 6954 07:50:29.637568  Received signal: <TESTCASE> TEST_CASE_ID=lkdtm.WRITE_KERN.sh RESULT=pass
 6956 07:50:29.716859  <LAVA_SIGNAL_TESTCASE TEST_CASE_ID=lkdtm.REFCOUNT_INC_OVERFLOW.sh RESULT=pass>
 6957 07:50:29.717582  Received signal: <TESTCASE> TEST_CASE_ID=lkdtm.REFCOUNT_INC_OVERFLOW.sh RESULT=pass
 6959 07:50:29.794487  <LAVA_SIGNAL_TESTCASE TEST_CASE_ID=lkdtm.REFCOUNT_ADD_OVERFLOW.sh RESULT=pass>
 6960 07:50:29.795185  Received signal: <TESTCASE> TEST_CASE_ID=lkdtm.REFCOUNT_ADD_OVERFLOW.sh RESULT=pass
 6962 07:50:29.869892  <LAVA_SIGNAL_TESTCASE TEST_CASE_ID=lkdtm.REFCOUNT_INC_NOT_ZERO_OVERFLOW.sh RESULT=pass>
 6963 07:50:29.870597  Received signal: <TESTCASE> TEST_CASE_ID=lkdtm.REFCOUNT_INC_NOT_ZERO_OVERFLOW.sh RESULT=pass
 6965 07:50:29.937184  <LAVA_SIGNAL_TESTCASE TEST_CASE_ID=lkdtm.REFCOUNT_ADD_NOT_ZERO_OVERFLOW.sh RESULT=pass>
 6966 07:50:29.937445  Received signal: <TESTCASE> TEST_CASE_ID=lkdtm.REFCOUNT_ADD_NOT_ZERO_OVERFLOW.sh RESULT=pass
 6968 07:50:29.978161  <LAVA_SIGNAL_TESTCASE TEST_CASE_ID=lkdtm.REFCOUNT_DEC_ZERO.sh RESULT=pass>
 6969 07:50:29.978416  Received signal: <TESTCASE> TEST_CASE_ID=lkdtm.REFCOUNT_DEC_ZERO.sh RESULT=pass
 6971 07:50:30.027315  <LAVA_SIGNAL_TESTCASE TEST_CASE_ID=lkdtm.REFCOUNT_DEC_NEGATIVE.sh RESULT=pass>
 6972 07:50:30.027717  Received signal: <TESTCASE> TEST_CASE_ID=lkdtm.REFCOUNT_DEC_NEGATIVE.sh RESULT=pass
 6974 07:50:30.093172  <LAVA_SIGNAL_TESTCASE TEST_CASE_ID=lkdtm.REFCOUNT_DEC_AND_TEST_NEGATIVE.sh RESULT=pass>
 6975 07:50:30.093917  Received signal: <TESTCASE> TEST_CASE_ID=lkdtm.REFCOUNT_DEC_AND_TEST_NEGATIVE.sh RESULT=pass
 6977 07:50:30.170023  <LAVA_SIGNAL_TESTCASE TEST_CASE_ID=lkdtm.REFCOUNT_SUB_AND_TEST_NEGATIVE.sh RESULT=pass>
 6978 07:50:30.170856  Received signal: <TESTCASE> TEST_CASE_ID=lkdtm.REFCOUNT_SUB_AND_TEST_NEGATIVE.sh RESULT=pass
 6980 07:50:30.244909  <LAVA_SIGNAL_TESTCASE TEST_CASE_ID=lkdtm.REFCOUNT_INC_ZERO.sh RESULT=pass>
 6981 07:50:30.245588  Received signal: <TESTCASE> TEST_CASE_ID=lkdtm.REFCOUNT_INC_ZERO.sh RESULT=pass
 6983 07:50:30.323375  <LAVA_SIGNAL_TESTCASE TEST_CASE_ID=lkdtm.REFCOUNT_ADD_ZERO.sh RESULT=pass>
 6984 07:50:30.324079  Received signal: <TESTCASE> TEST_CASE_ID=lkdtm.REFCOUNT_ADD_ZERO.sh RESULT=pass
 6986 07:50:30.403533  <LAVA_SIGNAL_TESTCASE TEST_CASE_ID=lkdtm.REFCOUNT_INC_SATURATED.sh RESULT=pass>
 6987 07:50:30.404222  Received signal: <TESTCASE> TEST_CASE_ID=lkdtm.REFCOUNT_INC_SATURATED.sh RESULT=pass
 6989 07:50:30.478879  <LAVA_SIGNAL_TESTCASE TEST_CASE_ID=lkdtm.REFCOUNT_DEC_SATURATED.sh RESULT=pass>
 6990 07:50:30.479594  Received signal: <TESTCASE> TEST_CASE_ID=lkdtm.REFCOUNT_DEC_SATURATED.sh RESULT=pass
 6992 07:50:30.550370  <LAVA_SIGNAL_TESTCASE TEST_CASE_ID=lkdtm.REFCOUNT_ADD_SATURATED.sh RESULT=pass>
 6993 07:50:30.551056  Received signal: <TESTCASE> TEST_CASE_ID=lkdtm.REFCOUNT_ADD_SATURATED.sh RESULT=pass
 6995 07:50:30.629958  <LAVA_SIGNAL_TESTCASE TEST_CASE_ID=lkdtm.REFCOUNT_INC_NOT_ZERO_SATURATED.sh RESULT=pass>
 6996 07:50:30.630648  Received signal: <TESTCASE> TEST_CASE_ID=lkdtm.REFCOUNT_INC_NOT_ZERO_SATURATED.sh RESULT=pass
 6998 07:50:30.709004  <LAVA_SIGNAL_TESTCASE TEST_CASE_ID=lkdtm.REFCOUNT_ADD_NOT_ZERO_SATURATED.sh RESULT=pass>
 6999 07:50:30.709687  Received signal: <TESTCASE> TEST_CASE_ID=lkdtm.REFCOUNT_ADD_NOT_ZERO_SATURATED.sh RESULT=pass
 7001 07:50:30.790302  <LAVA_SIGNAL_TESTCASE TEST_CASE_ID=lkdtm.REFCOUNT_DEC_AND_TEST_SATURATED.sh RESULT=pass>
 7002 07:50:30.790993  Received signal: <TESTCASE> TEST_CASE_ID=lkdtm.REFCOUNT_DEC_AND_TEST_SATURATED.sh RESULT=pass
 7004 07:50:30.869415  <LAVA_SIGNAL_TESTCASE TEST_CASE_ID=lkdtm.REFCOUNT_SUB_AND_TEST_SATURATED.sh RESULT=pass>
 7005 07:50:30.870261  Received signal: <TESTCASE> TEST_CASE_ID=lkdtm.REFCOUNT_SUB_AND_TEST_SATURATED.sh RESULT=pass
 7007 07:50:30.942019  <LAVA_SIGNAL_TESTCASE TEST_CASE_ID=lkdtm.REFCOUNT_TIMING.sh RESULT=skip>
 7008 07:50:30.942830  Received signal: <TESTCASE> TEST_CASE_ID=lkdtm.REFCOUNT_TIMING.sh RESULT=skip
 7010 07:50:30.986092  <LAVA_SIGNAL_TESTCASE TEST_CASE_ID=lkdtm.ATOMIC_TIMING.sh RESULT=skip>
 7011 07:50:30.986351  Received signal: <TESTCASE> TEST_CASE_ID=lkdtm.ATOMIC_TIMING.sh RESULT=skip
 7013 07:50:31.047278  <LAVA_SIGNAL_TESTCASE TEST_CASE_ID=lkdtm.USERCOPY_HEAP_SIZE_TO.sh RESULT=fail>
 7014 07:50:31.047608  Received signal: <TESTCASE> TEST_CASE_ID=lkdtm.USERCOPY_HEAP_SIZE_TO.sh RESULT=fail
 7016 07:50:31.087119  <LAVA_SIGNAL_TESTCASE TEST_CASE_ID=lkdtm.USERCOPY_HEAP_SIZE_FROM.sh RESULT=fail>
 7017 07:50:31.087375  Received signal: <TESTCASE> TEST_CASE_ID=lkdtm.USERCOPY_HEAP_SIZE_FROM.sh RESULT=fail
 7019 07:50:31.125378  <LAVA_SIGNAL_TESTCASE TEST_CASE_ID=lkdtm.USERCOPY_HEAP_WHITELIST_TO.sh RESULT=fail>
 7020 07:50:31.125637  Received signal: <TESTCASE> TEST_CASE_ID=lkdtm.USERCOPY_HEAP_WHITELIST_TO.sh RESULT=fail
 7022 07:50:31.156579  <LAVA_SIGNAL_TESTCASE TEST_CASE_ID=lkdtm.USERCOPY_HEAP_WHITELIST_FROM.sh RESULT=fail>
 7023 07:50:31.156853  Received signal: <TESTCASE> TEST_CASE_ID=lkdtm.USERCOPY_HEAP_WHITELIST_FROM.sh RESULT=fail
 7025 07:50:31.209817  <LAVA_SIGNAL_TESTCASE TEST_CASE_ID=lkdtm.USERCOPY_STACK_FRAME_TO.sh RESULT=fail>
 7026 07:50:31.210190  Received signal: <TESTCASE> TEST_CASE_ID=lkdtm.USERCOPY_STACK_FRAME_TO.sh RESULT=fail
 7028 07:50:31.289970  <LAVA_SIGNAL_TESTCASE TEST_CASE_ID=lkdtm.USERCOPY_STACK_FRAME_FROM.sh RESULT=fail>
 7029 07:50:31.290793  Received signal: <TESTCASE> TEST_CASE_ID=lkdtm.USERCOPY_STACK_FRAME_FROM.sh RESULT=fail
 7031 07:50:31.373431  <LAVA_SIGNAL_TESTCASE TEST_CASE_ID=lkdtm.USERCOPY_STACK_BEYOND.sh RESULT=fail>
 7032 07:50:31.374293  Received signal: <TESTCASE> TEST_CASE_ID=lkdtm.USERCOPY_STACK_BEYOND.sh RESULT=fail
 7034 07:50:31.443642  <LAVA_SIGNAL_TESTCASE TEST_CASE_ID=lkdtm.USERCOPY_KERNEL.sh RESULT=fail>
 7035 07:50:31.444391  Received signal: <TESTCASE> TEST_CASE_ID=lkdtm.USERCOPY_KERNEL.sh RESULT=fail
 7037 07:50:31.521268  <LAVA_SIGNAL_TESTCASE TEST_CASE_ID=lkdtm.STACKLEAK_ERASING.sh RESULT=fail>
 7038 07:50:31.522029  Received signal: <TESTCASE> TEST_CASE_ID=lkdtm.STACKLEAK_ERASING.sh RESULT=fail
 7040 07:50:31.597948  <LAVA_SIGNAL_TESTCASE TEST_CASE_ID=lkdtm.CFI_FORWARD_PROTO.sh RESULT=fail>
 7041 07:50:31.598645  Received signal: <TESTCASE> TEST_CASE_ID=lkdtm.CFI_FORWARD_PROTO.sh RESULT=fail
 7043 07:50:31.600375  + set +x
 7044 07:50:31.603887  <LAVA_SIGNAL_ENDRUN 1_kselftest-lkdtm 7961787_1.5.2.3.5>
 7045 07:50:31.604570  Received signal: <ENDRUN> 1_kselftest-lkdtm 7961787_1.5.2.3.5
 7046 07:50:31.604956  Ending use of test pattern.
 7047 07:50:31.605292  Ending test lava.1_kselftest-lkdtm (7961787_1.5.2.3.5), duration 64.28
 7049 07:50:31.606969  <LAVA_TEST_RUNNER EXIT>
 7050 07:50:31.607641  ok: lava_test_shell seems to have completed
 7051 07:50:31.610144  breakpoints:step_after_suspend_test: skip
ftrace:ftracetest: skip
lkdtm.ACCESS_NULL.sh: pass
lkdtm.ACCESS_USERSPACE.sh: fail
lkdtm.ATOMIC_TIMING.sh: skip
lkdtm.BUG.sh: pass
lkdtm.CFI_FORWARD_PROTO.sh: fail
lkdtm.CORRUPT_LIST_ADD.sh: fail
lkdtm.CORRUPT_LIST_DEL.sh: fail
lkdtm.CORRUPT_PAC.sh: skip
lkdtm.CORRUPT_STACK.sh: skip
lkdtm.CORRUPT_STACK_STRONG.sh: skip
lkdtm.DOUBLE_FAULT.sh: skip
lkdtm.EXCEPTION.sh: pass
lkdtm.EXEC_DATA.sh: pass
lkdtm.EXEC_KMALLOC.sh: pass
lkdtm.EXEC_NULL.sh: pass
lkdtm.EXEC_RODATA.sh: pass
lkdtm.EXEC_STACK.sh: pass
lkdtm.EXEC_USERSPACE.sh: pass
lkdtm.EXEC_VMALLOC.sh: pass
lkdtm.EXHAUST_STACK.sh: skip
lkdtm.HARDLOCKUP.sh: skip
lkdtm.HUNG_TASK.sh: skip
lkdtm.LOOP.sh: skip
lkdtm.OVERWRITE_ALLOCATION.sh: skip
lkdtm.PANIC.sh: skip
lkdtm.READ_AFTER_FREE.sh: fail
lkdtm.READ_BUDDY_AFTER_FREE.sh: fail
lkdtm.REFCOUNT_ADD_NOT_ZERO_OVERFLOW.sh: pass
lkdtm.REFCOUNT_ADD_NOT_ZERO_SATURATED.sh: pass
lkdtm.REFCOUNT_ADD_OVERFLOW.sh: pass
lkdtm.REFCOUNT_ADD_SATURATED.sh: pass
lkdtm.REFCOUNT_ADD_ZERO.sh: pass
lkdtm.REFCOUNT_DEC_AND_TEST_NEGATIVE.sh: pass
lkdtm.REFCOUNT_DEC_AND_TEST_SATURATED.sh: pass
lkdtm.REFCOUNT_DEC_NEGATIVE.sh: pass
lkdtm.REFCOUNT_DEC_SATURATED.sh: pass
lkdtm.REFCOUNT_DEC_ZERO.sh: pass
lkdtm.REFCOUNT_INC_NOT_ZERO_OVERFLOW.sh: pass
lkdtm.REFCOUNT_INC_NOT_ZERO_SATURATED.sh: pass
lkdtm.REFCOUNT_INC_OVERFLOW.sh: pass
lkdtm.REFCOUNT_INC_SATURATED.sh: pass
lkdtm.REFCOUNT_INC_ZERO.sh: pass
lkdtm.REFCOUNT_SUB_AND_TEST_NEGATIVE.sh: pass
lkdtm.REFCOUNT_SUB_AND_TEST_SATURATED.sh: pass
lkdtm.REFCOUNT_TIMING.sh: skip
lkdtm.SLAB_FREE_CROSS.sh: fail
lkdtm.SLAB_FREE_DOUBLE.sh: fail
lkdtm.SLAB_FREE_PAGE.sh: fail
lkdtm.SOFTLOCKUP.sh: skip
lkdtm.SPINLOCKUP.sh: skip
lkdtm.STACKLEAK_ERASING.sh: fail
lkdtm.STACK_GUARD_PAGE_LEADING.sh: pass
lkdtm.STACK_GUARD_PAGE_TRAILING.sh: pass
lkdtm.UNALIGNED_LOAD_STORE_WRITE.sh: skip
lkdtm.UNSET_SMEP.sh: pass
lkdtm.USERCOPY_HEAP_SIZE_FROM.sh: fail
lkdtm.USERCOPY_HEAP_SIZE_TO.sh: fail
lkdtm.USERCOPY_HEAP_WHITELIST_FROM.sh: fail
lkdtm.USERCOPY_HEAP_WHITELIST_TO.sh: fail
lkdtm.USERCOPY_KERNEL.sh: fail
lkdtm.USERCOPY_STACK_BEYOND.sh: fail
lkdtm.USERCOPY_STACK_FRAME_FROM.sh: fail
lkdtm.USERCOPY_STACK_FRAME_TO.sh: fail
lkdtm.WARNING.sh: pass
lkdtm.WARNING_MESSAGE.sh: pass
lkdtm.WRITE_AFTER_FREE.sh: skip
lkdtm.WRITE_BUDDY_AFTER_FREE.sh: skip
lkdtm.WRITE_KERN.sh: pass
lkdtm.WRITE_RO.sh: pass
lkdtm.WRITE_RO_AFTER_INIT.sh: pass
net:rtnetlink.sh: skip
net:tls: skip
netfilter:bridge_brouter.sh: skip
netfilter:nft_flowtable.sh: skip
netfilter:nft_trans_stress.sh: skip
pidfd:pidfd_wait: skip

 7052 07:50:31.610747  end: 3.1 lava-test-shell (duration 00:01:05) [common]
 7053 07:50:31.611203  end: 3 lava-test-retry (duration 00:01:05) [common]
 7054 07:50:31.611662  start: 4 finalize (timeout 00:07:45) [common]
 7055 07:50:31.612138  start: 4.1 power-off (timeout 00:00:30) [common]
 7056 07:50:31.612881  Calling: 'nice' 'pduclient' '--daemon=localhost' '--hostname=hp-11A-G6-EE-grunt-cbg-5' '--port=1' '--command=off'
 7057 07:50:31.638601  >> Command sent successfully.

 7058 07:50:31.640403  Returned 0 in 0 seconds
 7059 07:50:31.741693  end: 4.1 power-off (duration 00:00:00) [common]
 7061 07:50:31.743262  start: 4.2 read-feedback (timeout 00:07:45) [common]
 7062 07:50:31.744515  Listened to connection for namespace 'common' for up to 1s
 7063 07:50:32.747964  Finalising connection for namespace 'common'
 7064 07:50:32.748708  Disconnecting from shell: Finalise
 7065 07:50:32.749168  / # 
 7066 07:50:32.850602  end: 4.2 read-feedback (duration 00:00:01) [common]
 7067 07:50:32.851360  end: 4 finalize (duration 00:00:01) [common]
 7068 07:50:32.852001  Cleaning after the job
 7069 07:50:32.852525  Cleaning up download directory: /var/lib/lava/dispatcher/tmp/7961787/tftp-deploy-l3w89xfr/ramdisk
 7070 07:50:32.855757  Cleaning up download directory: /var/lib/lava/dispatcher/tmp/7961787/tftp-deploy-l3w89xfr/kernel
 7071 07:50:32.856804  Cleaning up download directory: /var/lib/lava/dispatcher/tmp/7961787/tftp-deploy-l3w89xfr/nfsrootfs
 7072 07:50:32.895952  Cleaning up download directory: /var/lib/lava/dispatcher/tmp/7961787/tftp-deploy-l3w89xfr/modules
 7073 07:50:32.897002  Override tmp directory removed at /var/lib/lava/dispatcher/tmp/7961787
 7074 07:50:33.073776  Root tmp directory removed at /var/lib/lava/dispatcher/tmp/7961787
 7075 07:50:33.073967  Job finished correctly