Boot log: asus-C433TA-AJ0005-rammus

    1 14:12:21.686209  lava-dispatcher, installed at version: 2023.01
    2 14:12:21.686409  start: 0 validate
    3 14:12:21.686535  Start time: 2023-04-20 14:12:21.686527+00:00 (UTC)
    4 14:12:21.686648  Using caching service: 'http://localhost/cache/?uri=%s'
    5 14:12:21.686771  Validating that http://localhost/cache/?uri=http%3A%2F%2Fstorage.kernelci.org%2Fimages%2Frootfs%2Fdebian%2Fbullseye-kselftest%2F20230414.0%2Famd64%2Finitrd.cpio.gz exists
    6 14:12:21.979040  Using caching service: 'http://localhost/cache/?uri=%s'
    7 14:12:21.979269  Validating that http://localhost/cache/?uri=http%3A%2F%2Fstorage.kernelci.org%2Fcip-gitlab%2Fci-iwamatsu-linux-5.10.y-cip-rc%2Fv5.10.177-cip31-122-gfb6ca504156b4%2Fx86_64%2Fx86_64_defconfig%2Bx86-chromebook%2Bkselftest%2Fgcc-10%2Fkernel%2FbzImage exists
    8 14:12:22.271086  Using caching service: 'http://localhost/cache/?uri=%s'
    9 14:12:22.271897  Validating that http://localhost/cache/?uri=http%3A%2F%2Fstorage.kernelci.org%2Fimages%2Frootfs%2Fdebian%2Fbullseye-kselftest%2F20230414.0%2Famd64%2Ffull.rootfs.tar.xz exists
   10 14:12:22.567772  Using caching service: 'http://localhost/cache/?uri=%s'
   11 14:12:22.568538  Validating that http://localhost/cache/?uri=http%3A%2F%2Fstorage.kernelci.org%2Fcip-gitlab%2Fci-iwamatsu-linux-5.10.y-cip-rc%2Fv5.10.177-cip31-122-gfb6ca504156b4%2Fx86_64%2Fx86_64_defconfig%2Bx86-chromebook%2Bkselftest%2Fgcc-10%2Fmodules.tar.xz exists
   12 14:12:22.870168  validate duration: 1.18
   14 14:12:22.871436  start: 1 tftp-deploy (timeout 00:10:00) [common]
   15 14:12:22.871969  start: 1.1 download-retry (timeout 00:10:00) [common]
   16 14:12:22.872438  start: 1.1.1 http-download (timeout 00:10:00) [common]
   17 14:12:22.873062  Not decompressing ramdisk as can be used compressed.
   18 14:12:22.873567  downloading http://storage.kernelci.org/images/rootfs/debian/bullseye-kselftest/20230414.0/amd64/initrd.cpio.gz
   19 14:12:22.873924  saving as /var/lib/lava/dispatcher/tmp/10062621/tftp-deploy-swye0wf9/ramdisk/initrd.cpio.gz
   20 14:12:22.874332  total size: 5432117 (5MB)
   21 14:12:22.879485  progress   0% (0MB)
   22 14:12:22.888645  progress   5% (0MB)
   23 14:12:22.896711  progress  10% (0MB)
   24 14:12:22.902281  progress  15% (0MB)
   25 14:12:22.906731  progress  20% (1MB)
   26 14:12:22.909943  progress  25% (1MB)
   27 14:12:22.912744  progress  30% (1MB)
   28 14:12:22.915648  progress  35% (1MB)
   29 14:12:22.917915  progress  40% (2MB)
   30 14:12:22.920136  progress  45% (2MB)
   31 14:12:22.922202  progress  50% (2MB)
   32 14:12:22.924370  progress  55% (2MB)
   33 14:12:22.926271  progress  60% (3MB)
   34 14:12:22.928010  progress  65% (3MB)
   35 14:12:22.929958  progress  70% (3MB)
   36 14:12:22.931605  progress  75% (3MB)
   37 14:12:22.933152  progress  80% (4MB)
   38 14:12:22.934705  progress  85% (4MB)
   39 14:12:22.936390  progress  90% (4MB)
   40 14:12:22.937810  progress  95% (4MB)
   41 14:12:22.939244  progress 100% (5MB)
   42 14:12:22.939458  5MB downloaded in 0.07s (79.54MB/s)
   43 14:12:22.939613  end: 1.1.1 http-download (duration 00:00:00) [common]
   45 14:12:22.939858  end: 1.1 download-retry (duration 00:00:00) [common]
   46 14:12:22.939944  start: 1.2 download-retry (timeout 00:10:00) [common]
   47 14:12:22.940028  start: 1.2.1 http-download (timeout 00:10:00) [common]
   48 14:12:22.940165  downloading http://storage.kernelci.org/cip-gitlab/ci-iwamatsu-linux-5.10.y-cip-rc/v5.10.177-cip31-122-gfb6ca504156b4/x86_64/x86_64_defconfig+x86-chromebook+kselftest/gcc-10/kernel/bzImage
   49 14:12:22.940239  saving as /var/lib/lava/dispatcher/tmp/10062621/tftp-deploy-swye0wf9/kernel/bzImage
   50 14:12:22.940301  total size: 16389856 (15MB)
   51 14:12:22.940361  No compression specified
   52 14:12:22.941536  progress   0% (0MB)
   53 14:12:22.945721  progress   5% (0MB)
   54 14:12:22.950174  progress  10% (1MB)
   55 14:12:22.954516  progress  15% (2MB)
   56 14:12:22.958793  progress  20% (3MB)
   57 14:12:22.962949  progress  25% (3MB)
   58 14:12:22.967132  progress  30% (4MB)
   59 14:12:22.971433  progress  35% (5MB)
   60 14:12:22.975653  progress  40% (6MB)
   61 14:12:22.979811  progress  45% (7MB)
   62 14:12:22.983975  progress  50% (7MB)
   63 14:12:22.988140  progress  55% (8MB)
   64 14:12:22.992338  progress  60% (9MB)
   65 14:12:22.996544  progress  65% (10MB)
   66 14:12:23.000702  progress  70% (10MB)
   67 14:12:23.004848  progress  75% (11MB)
   68 14:12:23.008961  progress  80% (12MB)
   69 14:12:23.013043  progress  85% (13MB)
   70 14:12:23.017127  progress  90% (14MB)
   71 14:12:23.021245  progress  95% (14MB)
   72 14:12:23.025342  progress 100% (15MB)
   73 14:12:23.025499  15MB downloaded in 0.09s (183.47MB/s)
   74 14:12:23.025647  end: 1.2.1 http-download (duration 00:00:00) [common]
   76 14:12:23.025869  end: 1.2 download-retry (duration 00:00:00) [common]
   77 14:12:23.025952  start: 1.3 download-retry (timeout 00:10:00) [common]
   78 14:12:23.026036  start: 1.3.1 http-download (timeout 00:10:00) [common]
   79 14:12:23.026167  downloading http://storage.kernelci.org/images/rootfs/debian/bullseye-kselftest/20230414.0/amd64/full.rootfs.tar.xz
   80 14:12:23.026233  saving as /var/lib/lava/dispatcher/tmp/10062621/tftp-deploy-swye0wf9/nfsrootfs/full.rootfs.tar
   81 14:12:23.026292  total size: 207129528 (197MB)
   82 14:12:23.026350  Using unxz to decompress xz
   83 14:12:23.030046  progress   0% (0MB)
   84 14:12:23.587835  progress   5% (9MB)
   85 14:12:24.112695  progress  10% (19MB)
   86 14:12:24.721280  progress  15% (29MB)
   87 14:12:25.076965  progress  20% (39MB)
   88 14:12:25.428758  progress  25% (49MB)
   89 14:12:26.035295  progress  30% (59MB)
   90 14:12:26.576980  progress  35% (69MB)
   91 14:12:27.174653  progress  40% (79MB)
   92 14:12:27.723176  progress  45% (88MB)
   93 14:12:28.292786  progress  50% (98MB)
   94 14:12:28.904993  progress  55% (108MB)
   95 14:12:29.568322  progress  60% (118MB)
   96 14:12:29.710214  progress  65% (128MB)
   97 14:12:29.848798  progress  70% (138MB)
   98 14:12:29.940214  progress  75% (148MB)
   99 14:12:30.012121  progress  80% (158MB)
  100 14:12:30.078881  progress  85% (167MB)
  101 14:12:30.183168  progress  90% (177MB)
  102 14:12:30.449270  progress  95% (187MB)
  103 14:12:31.026068  progress 100% (197MB)
  104 14:12:31.030769  197MB downloaded in 8.00s (24.68MB/s)
  105 14:12:31.031059  end: 1.3.1 http-download (duration 00:00:08) [common]
  107 14:12:31.031342  end: 1.3 download-retry (duration 00:00:08) [common]
  108 14:12:31.031431  start: 1.4 download-retry (timeout 00:09:52) [common]
  109 14:12:31.031517  start: 1.4.1 http-download (timeout 00:09:52) [common]
  110 14:12:31.031662  downloading http://storage.kernelci.org/cip-gitlab/ci-iwamatsu-linux-5.10.y-cip-rc/v5.10.177-cip31-122-gfb6ca504156b4/x86_64/x86_64_defconfig+x86-chromebook+kselftest/gcc-10/modules.tar.xz
  111 14:12:31.031735  saving as /var/lib/lava/dispatcher/tmp/10062621/tftp-deploy-swye0wf9/modules/modules.tar
  112 14:12:31.031797  total size: 3430780 (3MB)
  113 14:12:31.031859  Using unxz to decompress xz
  114 14:12:31.035454  progress   0% (0MB)
  115 14:12:31.041605  progress   5% (0MB)
  116 14:12:31.051497  progress  10% (0MB)
  117 14:12:31.061774  progress  15% (0MB)
  118 14:12:31.071620  progress  20% (0MB)
  119 14:12:31.082129  progress  25% (0MB)
  120 14:12:31.090065  progress  30% (1MB)
  121 14:12:31.100556  progress  35% (1MB)
  122 14:12:31.112937  progress  40% (1MB)
  123 14:12:31.123392  progress  45% (1MB)
  124 14:12:31.133743  progress  50% (1MB)
  125 14:12:31.146864  progress  55% (1MB)
  126 14:12:31.156620  progress  60% (1MB)
  127 14:12:31.168285  progress  65% (2MB)
  128 14:12:31.178069  progress  70% (2MB)
  129 14:12:31.187785  progress  75% (2MB)
  130 14:12:31.197251  progress  80% (2MB)
  131 14:12:31.207039  progress  85% (2MB)
  132 14:12:31.218685  progress  90% (2MB)
  133 14:12:31.228971  progress  95% (3MB)
  134 14:12:31.238444  progress 100% (3MB)
  135 14:12:31.246229  3MB downloaded in 0.21s (15.26MB/s)
  136 14:12:31.246490  end: 1.4.1 http-download (duration 00:00:00) [common]
  138 14:12:31.246755  end: 1.4 download-retry (duration 00:00:00) [common]
  139 14:12:31.246847  start: 1.5 prepare-tftp-overlay (timeout 00:09:52) [common]
  140 14:12:31.246940  start: 1.5.1 extract-nfsrootfs (timeout 00:09:52) [common]
  141 14:12:33.647579  Extracted nfsroot to /var/lib/lava/dispatcher/tmp/10062621/extract-nfsrootfs-lc0rmr02
  142 14:12:33.647785  end: 1.5.1 extract-nfsrootfs (duration 00:00:02) [common]
  143 14:12:33.647928  start: 1.5.2 lava-overlay (timeout 00:09:49) [common]
  144 14:12:33.648151  [common] Preparing overlay tarball in /var/lib/lava/dispatcher/tmp/10062621/lava-overlay-suhkjoac
  145 14:12:33.648329  makedir: /var/lib/lava/dispatcher/tmp/10062621/lava-overlay-suhkjoac/lava-10062621/bin
  146 14:12:33.648470  makedir: /var/lib/lava/dispatcher/tmp/10062621/lava-overlay-suhkjoac/lava-10062621/tests
  147 14:12:33.648605  makedir: /var/lib/lava/dispatcher/tmp/10062621/lava-overlay-suhkjoac/lava-10062621/results
  148 14:12:33.648756  Creating /var/lib/lava/dispatcher/tmp/10062621/lava-overlay-suhkjoac/lava-10062621/bin/lava-add-keys
  149 14:12:33.648957  Creating /var/lib/lava/dispatcher/tmp/10062621/lava-overlay-suhkjoac/lava-10062621/bin/lava-add-sources
  150 14:12:33.649144  Creating /var/lib/lava/dispatcher/tmp/10062621/lava-overlay-suhkjoac/lava-10062621/bin/lava-background-process-start
  151 14:12:33.649324  Creating /var/lib/lava/dispatcher/tmp/10062621/lava-overlay-suhkjoac/lava-10062621/bin/lava-background-process-stop
  152 14:12:33.649527  Creating /var/lib/lava/dispatcher/tmp/10062621/lava-overlay-suhkjoac/lava-10062621/bin/lava-common-functions
  153 14:12:33.649652  Creating /var/lib/lava/dispatcher/tmp/10062621/lava-overlay-suhkjoac/lava-10062621/bin/lava-echo-ipv4
  154 14:12:33.649777  Creating /var/lib/lava/dispatcher/tmp/10062621/lava-overlay-suhkjoac/lava-10062621/bin/lava-install-packages
  155 14:12:33.649898  Creating /var/lib/lava/dispatcher/tmp/10062621/lava-overlay-suhkjoac/lava-10062621/bin/lava-installed-packages
  156 14:12:33.650017  Creating /var/lib/lava/dispatcher/tmp/10062621/lava-overlay-suhkjoac/lava-10062621/bin/lava-os-build
  157 14:12:33.650136  Creating /var/lib/lava/dispatcher/tmp/10062621/lava-overlay-suhkjoac/lava-10062621/bin/lava-probe-channel
  158 14:12:33.650255  Creating /var/lib/lava/dispatcher/tmp/10062621/lava-overlay-suhkjoac/lava-10062621/bin/lava-probe-ip
  159 14:12:33.650372  Creating /var/lib/lava/dispatcher/tmp/10062621/lava-overlay-suhkjoac/lava-10062621/bin/lava-target-ip
  160 14:12:33.650495  Creating /var/lib/lava/dispatcher/tmp/10062621/lava-overlay-suhkjoac/lava-10062621/bin/lava-target-mac
  161 14:12:33.650614  Creating /var/lib/lava/dispatcher/tmp/10062621/lava-overlay-suhkjoac/lava-10062621/bin/lava-target-storage
  162 14:12:33.650735  Creating /var/lib/lava/dispatcher/tmp/10062621/lava-overlay-suhkjoac/lava-10062621/bin/lava-test-case
  163 14:12:33.650863  Creating /var/lib/lava/dispatcher/tmp/10062621/lava-overlay-suhkjoac/lava-10062621/bin/lava-test-event
  164 14:12:33.650981  Creating /var/lib/lava/dispatcher/tmp/10062621/lava-overlay-suhkjoac/lava-10062621/bin/lava-test-feedback
  165 14:12:33.651135  Creating /var/lib/lava/dispatcher/tmp/10062621/lava-overlay-suhkjoac/lava-10062621/bin/lava-test-raise
  166 14:12:33.651275  Creating /var/lib/lava/dispatcher/tmp/10062621/lava-overlay-suhkjoac/lava-10062621/bin/lava-test-reference
  167 14:12:33.651398  Creating /var/lib/lava/dispatcher/tmp/10062621/lava-overlay-suhkjoac/lava-10062621/bin/lava-test-runner
  168 14:12:33.651550  Creating /var/lib/lava/dispatcher/tmp/10062621/lava-overlay-suhkjoac/lava-10062621/bin/lava-test-set
  169 14:12:33.651670  Creating /var/lib/lava/dispatcher/tmp/10062621/lava-overlay-suhkjoac/lava-10062621/bin/lava-test-shell
  170 14:12:33.651793  Updating /var/lib/lava/dispatcher/tmp/10062621/lava-overlay-suhkjoac/lava-10062621/bin/lava-add-keys (debian)
  171 14:12:33.651940  Updating /var/lib/lava/dispatcher/tmp/10062621/lava-overlay-suhkjoac/lava-10062621/bin/lava-add-sources (debian)
  172 14:12:33.652076  Updating /var/lib/lava/dispatcher/tmp/10062621/lava-overlay-suhkjoac/lava-10062621/bin/lava-install-packages (debian)
  173 14:12:33.652210  Updating /var/lib/lava/dispatcher/tmp/10062621/lava-overlay-suhkjoac/lava-10062621/bin/lava-installed-packages (debian)
  174 14:12:33.652342  Updating /var/lib/lava/dispatcher/tmp/10062621/lava-overlay-suhkjoac/lava-10062621/bin/lava-os-build (debian)
  175 14:12:33.652461  Creating /var/lib/lava/dispatcher/tmp/10062621/lava-overlay-suhkjoac/lava-10062621/environment
  176 14:12:33.652552  LAVA metadata
  177 14:12:33.652620  - LAVA_JOB_ID=10062621
  178 14:12:33.652682  - LAVA_DISPATCHER_IP=192.168.201.1
  179 14:12:33.652779  start: 1.5.2.1 lava-vland-overlay (timeout 00:09:49) [common]
  180 14:12:33.652843  skipped lava-vland-overlay
  181 14:12:33.652916  end: 1.5.2.1 lava-vland-overlay (duration 00:00:00) [common]
  182 14:12:33.652993  start: 1.5.2.2 lava-multinode-overlay (timeout 00:09:49) [common]
  183 14:12:33.653052  skipped lava-multinode-overlay
  184 14:12:33.653122  end: 1.5.2.2 lava-multinode-overlay (duration 00:00:00) [common]
  185 14:12:33.653210  start: 1.5.2.3 test-definition (timeout 00:09:49) [common]
  186 14:12:33.653283  Loading test definitions
  187 14:12:33.653370  start: 1.5.2.3.1 inline-repo-action (timeout 00:09:49) [common]
  188 14:12:33.653598  Using /lava-10062621 at stage 0
  189 14:12:33.653869  uuid=10062621_1.5.2.3.1 testdef=None
  190 14:12:33.653957  end: 1.5.2.3.1 inline-repo-action (duration 00:00:00) [common]
  191 14:12:33.654039  start: 1.5.2.3.2 test-overlay (timeout 00:09:49) [common]
  192 14:12:33.654472  end: 1.5.2.3.2 test-overlay (duration 00:00:00) [common]
  194 14:12:33.654688  start: 1.5.2.3.3 test-install-overlay (timeout 00:09:49) [common]
  195 14:12:33.655261  end: 1.5.2.3.3 test-install-overlay (duration 00:00:00) [common]
  197 14:12:33.655504  start: 1.5.2.3.4 test-runscript-overlay (timeout 00:09:49) [common]
  198 14:12:33.656070  runner path: /var/lib/lava/dispatcher/tmp/10062621/lava-overlay-suhkjoac/lava-10062621/0/tests/0_timesync-off test_uuid 10062621_1.5.2.3.1
  199 14:12:33.656222  end: 1.5.2.3.4 test-runscript-overlay (duration 00:00:00) [common]
  201 14:12:33.656450  start: 1.5.2.3.5 git-repo-action (timeout 00:09:49) [common]
  202 14:12:33.656521  Using /lava-10062621 at stage 0
  203 14:12:33.656614  Fetching tests from https://github.com/kernelci/test-definitions.git
  204 14:12:33.656690  Running '/usr/bin/git clone https://github.com/kernelci/test-definitions.git /var/lib/lava/dispatcher/tmp/10062621/lava-overlay-suhkjoac/lava-10062621/0/tests/1_kselftest-lkdtm'
  205 14:12:36.748105  Running '/usr/bin/git checkout kernelci.org
  206 14:12:36.897131  Tests stored (tmp) in /var/lib/lava/dispatcher/tmp/10062621/lava-overlay-suhkjoac/lava-10062621/0/tests/1_kselftest-lkdtm/automated/linux/kselftest/kselftest.yaml
  207 14:12:36.897899  uuid=10062621_1.5.2.3.5 testdef=None
  208 14:12:36.898072  end: 1.5.2.3.5 git-repo-action (duration 00:00:03) [common]
  210 14:12:36.898434  start: 1.5.2.3.6 test-overlay (timeout 00:09:46) [common]
  211 14:12:36.899183  end: 1.5.2.3.6 test-overlay (duration 00:00:00) [common]
  213 14:12:36.899447  start: 1.5.2.3.7 test-install-overlay (timeout 00:09:46) [common]
  214 14:12:36.900411  end: 1.5.2.3.7 test-install-overlay (duration 00:00:00) [common]
  216 14:12:36.900672  start: 1.5.2.3.8 test-runscript-overlay (timeout 00:09:46) [common]
  217 14:12:36.901640  runner path: /var/lib/lava/dispatcher/tmp/10062621/lava-overlay-suhkjoac/lava-10062621/0/tests/1_kselftest-lkdtm test_uuid 10062621_1.5.2.3.5
  218 14:12:36.901739  BOARD='asus-C433TA-AJ0005-rammus'
  219 14:12:36.901817  BRANCH='cip-gitlab'
  220 14:12:36.901916  SKIPFILE='/dev/null'
  221 14:12:36.902013  SKIP_INSTALL='True'
  222 14:12:36.902110  TESTPROG_URL='http://storage.kernelci.org/cip-gitlab/ci-iwamatsu-linux-5.10.y-cip-rc/v5.10.177-cip31-122-gfb6ca504156b4/x86_64/x86_64_defconfig+x86-chromebook+kselftest/gcc-10/kselftest.tar.xz'
  223 14:12:36.902211  TST_CASENAME=''
  224 14:12:36.902308  TST_CMDFILES='lkdtm'
  225 14:12:36.902505  end: 1.5.2.3.8 test-runscript-overlay (duration 00:00:00) [common]
  227 14:12:36.902859  Creating lava-test-runner.conf files
  228 14:12:36.902961  Using lava-test-runner path: /var/lib/lava/dispatcher/tmp/10062621/lava-overlay-suhkjoac/lava-10062621/0 for stage 0
  229 14:12:36.903097  - 0_timesync-off
  230 14:12:36.903198  - 1_kselftest-lkdtm
  231 14:12:36.903342  end: 1.5.2.3 test-definition (duration 00:00:03) [common]
  232 14:12:36.903468  start: 1.5.2.4 compress-overlay (timeout 00:09:46) [common]
  233 14:12:44.379552  end: 1.5.2.4 compress-overlay (duration 00:00:07) [common]
  234 14:12:44.379717  start: 1.5.2.5 persistent-nfs-overlay (timeout 00:09:38) [common]
  235 14:12:44.379856  end: 1.5.2.5 persistent-nfs-overlay (duration 00:00:00) [common]
  236 14:12:44.379981  end: 1.5.2 lava-overlay (duration 00:00:11) [common]
  237 14:12:44.380120  start: 1.5.3 extract-overlay-ramdisk (timeout 00:09:38) [common]
  238 14:12:44.510103  end: 1.5.3 extract-overlay-ramdisk (duration 00:00:00) [common]
  239 14:12:44.510482  start: 1.5.4 extract-modules (timeout 00:09:38) [common]
  240 14:12:44.510618  extracting modules file /var/lib/lava/dispatcher/tmp/10062621/tftp-deploy-swye0wf9/modules/modules.tar to /var/lib/lava/dispatcher/tmp/10062621/extract-nfsrootfs-lc0rmr02
  241 14:12:44.566525  extracting modules file /var/lib/lava/dispatcher/tmp/10062621/tftp-deploy-swye0wf9/modules/modules.tar to /var/lib/lava/dispatcher/tmp/10062621/extract-overlay-ramdisk-yq3o9e25/ramdisk
  242 14:12:44.622233  end: 1.5.4 extract-modules (duration 00:00:00) [common]
  243 14:12:44.622410  start: 1.5.5 apply-overlay-tftp (timeout 00:09:38) [common]
  244 14:12:44.622524  [common] Applying overlay to NFS
  245 14:12:44.622605  [common] Applying overlay /var/lib/lava/dispatcher/tmp/10062621/compress-overlay-7wiz_r18/overlay-1.5.2.4.tar.gz to directory /var/lib/lava/dispatcher/tmp/10062621/extract-nfsrootfs-lc0rmr02
  246 14:12:45.461375  end: 1.5.5 apply-overlay-tftp (duration 00:00:01) [common]
  247 14:12:45.461564  start: 1.5.6 configure-preseed-file (timeout 00:09:37) [common]
  248 14:12:45.461683  end: 1.5.6 configure-preseed-file (duration 00:00:00) [common]
  249 14:12:45.461793  start: 1.5.7 compress-ramdisk (timeout 00:09:37) [common]
  250 14:12:45.461889  Building ramdisk /var/lib/lava/dispatcher/tmp/10062621/extract-overlay-ramdisk-yq3o9e25/ramdisk.cpio containing /var/lib/lava/dispatcher/tmp/10062621/extract-overlay-ramdisk-yq3o9e25/ramdisk
  251 14:12:45.643916  >> 69153 blocks

  252 14:12:46.828438  rename /var/lib/lava/dispatcher/tmp/10062621/extract-overlay-ramdisk-yq3o9e25/ramdisk.cpio.gz to /var/lib/lava/dispatcher/tmp/10062621/tftp-deploy-swye0wf9/ramdisk/ramdisk.cpio.gz
  253 14:12:46.828875  end: 1.5.7 compress-ramdisk (duration 00:00:01) [common]
  254 14:12:46.829010  start: 1.5.8 prepare-kernel (timeout 00:09:36) [common]
  255 14:12:46.829130  start: 1.5.8.1 prepare-fit (timeout 00:09:36) [common]
  256 14:12:46.829264  No mkimage arch provided, not using FIT.
  257 14:12:46.829396  end: 1.5.8.1 prepare-fit (duration 00:00:00) [common]
  258 14:12:46.829556  end: 1.5.8 prepare-kernel (duration 00:00:00) [common]
  259 14:12:46.829683  end: 1.5 prepare-tftp-overlay (duration 00:00:16) [common]
  260 14:12:46.829814  start: 1.6 lxc-create-udev-rule-action (timeout 00:09:36) [common]
  261 14:12:46.829933  No LXC device requested
  262 14:12:46.830058  end: 1.6 lxc-create-udev-rule-action (duration 00:00:00) [common]
  263 14:12:46.830171  start: 1.7 deploy-device-env (timeout 00:09:36) [common]
  264 14:12:46.830266  end: 1.7 deploy-device-env (duration 00:00:00) [common]
  265 14:12:46.830382  Checking files for TFTP limit of 4294967296 bytes.
  266 14:12:46.830907  end: 1 tftp-deploy (duration 00:00:24) [common]
  267 14:12:46.831047  start: 2 depthcharge-action (timeout 00:05:00) [common]
  268 14:12:46.831159  start: 2.1 depthcharge-overlay (timeout 00:05:00) [common]
  269 14:12:46.831328  substitutions:
  270 14:12:46.831432  - {DTB}: None
  271 14:12:46.831538  - {INITRD}: 10062621/tftp-deploy-swye0wf9/ramdisk/ramdisk.cpio.gz
  272 14:12:46.831638  - {KERNEL}: 10062621/tftp-deploy-swye0wf9/kernel/bzImage
  273 14:12:46.831729  - {LAVA_MAC}: None
  274 14:12:46.831824  - {NFSROOTFS}: /var/lib/lava/dispatcher/tmp/10062621/extract-nfsrootfs-lc0rmr02
  275 14:12:46.831920  - {NFS_SERVER_IP}: 192.168.201.1
  276 14:12:46.832015  - {PRESEED_CONFIG}: None
  277 14:12:46.832110  - {PRESEED_LOCAL}: None
  278 14:12:46.832204  - {RAMDISK}: 10062621/tftp-deploy-swye0wf9/ramdisk/ramdisk.cpio.gz
  279 14:12:46.832293  - {ROOT_PART}: None
  280 14:12:46.832384  - {ROOT}: None
  281 14:12:46.832471  - {SERVER_IP}: 192.168.201.1
  282 14:12:46.832562  - {TEE}: None
  283 14:12:46.832654  Parsed boot commands:
  284 14:12:46.832745  - tftpboot 192.168.201.1 {DEPTHCHARGE_KERNEL} {CMDLINE} {DEPTHCHARGE_RAMDISK}
  285 14:12:46.832985  Parsed boot commands: tftpboot 192.168.201.1 10062621/tftp-deploy-swye0wf9/kernel/bzImage 10062621/tftp-deploy-swye0wf9/kernel/cmdline 10062621/tftp-deploy-swye0wf9/ramdisk/ramdisk.cpio.gz
  286 14:12:46.833134  end: 2.1 depthcharge-overlay (duration 00:00:00) [common]
  287 14:12:46.833273  start: 2.2 depthcharge-retry (timeout 00:05:00) [common]
  288 14:12:46.833430  start: 2.2.1 reset-connection (timeout 00:05:00) [common]
  289 14:12:46.833570  start: 2.2.1.1 disconnect-device (timeout 00:05:00) [common]
  290 14:12:46.833683  Not connected, no need to disconnect.
  291 14:12:46.833802  end: 2.2.1.1 disconnect-device (duration 00:00:00) [common]
  292 14:12:46.833922  start: 2.2.1.2 connect-device (timeout 00:05:00) [common]
  293 14:12:46.834034  [common] connect-device Connecting to device using '/usr/bin/console -k -f -M localhost asus-C433TA-AJ0005-rammus-cbg-1'
  294 14:12:46.837905  Setting prompt string to ['lava-test: # ']
  295 14:12:46.838301  end: 2.2.1.2 connect-device (duration 00:00:00) [common]
  296 14:12:46.838448  end: 2.2.1 reset-connection (duration 00:00:00) [common]
  297 14:12:46.838583  start: 2.2.2 reset-device (timeout 00:05:00) [common]
  298 14:12:46.838712  start: 2.2.2.1 pdu-reboot (timeout 00:05:00) [common]
  299 14:12:46.839018  Calling: 'nice' 'pduclient' '--daemon=localhost' '--hostname=asus-C433TA-AJ0005-rammus-cbg-1' '--port=1' '--command=reboot'
  300 14:12:51.985616  >> Command sent successfully.

  301 14:12:51.995533  Returned 0 in 5 seconds
  302 14:12:52.097145  end: 2.2.2.1 pdu-reboot (duration 00:00:05) [common]
  304 14:12:52.098572  end: 2.2.2 reset-device (duration 00:00:05) [common]
  305 14:12:52.099069  start: 2.2.3 depthcharge-start (timeout 00:04:55) [common]
  306 14:12:52.099515  Setting prompt string to 'Starting depthcharge on rammus...'
  307 14:12:52.099874  Changing prompt to 'Starting depthcharge on rammus...'
  308 14:12:52.100245  depthcharge-start: Wait for prompt Starting depthcharge on rammus... (timeout 00:05:00)
  309 14:12:52.101530  [Enter `^Ec?' for help]

  310 14:12:52.660299  

  311 14:12:52.660943  

  312 14:12:52.661548  coreboot-v1.9308_26_0.0.22-6607-g034eeb8dd5 Fri Sep  4 02:38:51 UTC 2020 bootblock starting...

  313 14:12:52.662383  CPU: Intel(R) Core(TM) m3-8100Y CPU @ 1.10GHz

  314 14:12:52.662821  CPU: ID 806e9, Kabylake H0, ucode: 00000097

  315 14:12:52.663269  CPU: AES supported, TXT NOT supported, VT supported

  316 14:12:52.663713  MCH: device id 590c (rev 02) is Kabylake-Y

  317 14:12:52.664153  PCH: device id 9d4b (rev 21) is Kabylake-Y iHDCP 2.2 Premium

  318 14:12:52.664593  IGD: device id 591c (rev 02) is Amberlake ULX GT2

  319 14:12:52.665029  VBOOT: Loading verstage.

  320 14:12:52.665502  CBFS: 'Master Header Locator' located CBFS at [d00000:ffffc0)

  321 14:12:52.737527  CBFS: Locating 'fallback/verstage'

  322 14:12:52.738050  CBFS: Found @ offset 1a0a80 size f47c

  323 14:12:52.738424  

  324 14:12:52.738773  

  325 14:12:52.739112  coreboot-v1.9308_26_0.0.22-6607-g034eeb8dd5 Fri Sep  4 02:38:51 UTC 2020 verstage starting...

  326 14:12:52.740579  Probing TPM: .Timeout wait for TPM IRQ!

  327 14:12:52.744025  .Timeout wait for TPM IRQ!

  328 14:12:52.756994  . done!

  329 14:12:52.760175  TPM ready after 0 ms

  330 14:12:52.763676  Connected to device vid:did:rid of 1ae0:0028:00

  331 14:12:52.773762  Firmware version: B2-C:0 RO_B:0.0.11/4d655eab RW_A:0.5.6/cr50_v1.9308_87_mp.510-d2da4373

  332 14:12:52.777445  Initialized TPM device CR50 revision 0

  333 14:12:52.823553  tlcl_send_startup: Startup return code is 0

  334 14:12:52.824070  TPM: setup succeeded

  335 14:12:52.837077  src/security/tpm/tss/tcg-2.0/tss.c:188 index 0x1007 return code 0

  336 14:12:52.840355  Chrome EC: UHEPI supported

  337 14:12:52.844108  Phase 1

  338 14:12:52.847064  FMAP: Found "FLASH" version 1.1 at c10000.

  339 14:12:52.853384  FMAP: base = ff000000 size = 1000000 #areas = 33

  340 14:12:52.856589  FMAP: area GBB found @ c11000 (978944 bytes)

  341 14:12:52.864005  VB2:vb2_check_recovery() Recovery reason from previous boot: 0x0 / 0x0

  342 14:12:52.864641  Phase 2

  343 14:12:52.867068  Phase 3

  344 14:12:52.870769  FMAP: area GBB found @ c11000 (978944 bytes)

  345 14:12:52.877182  VB2:vb2_report_dev_firmware() This is developer signed firmware

  346 14:12:52.883809  FMAP: area VBLOCK_A found @ 200000 (65536 bytes)

  347 14:12:52.887224  FMAP: area VBLOCK_A found @ 200000 (65536 bytes)

  348 14:12:52.893534  VB2:vb2_verify_keyblock() Checking key block signature...

  349 14:12:52.913893  FMAP: area VBLOCK_A found @ 200000 (65536 bytes)

  350 14:12:52.917509  FMAP: area VBLOCK_A found @ 200000 (65536 bytes)

  351 14:12:52.923880  VB2:vb2_verify_fw_preamble() Verifying preamble.

  352 14:12:52.930192  Phase 4

  353 14:12:52.933338  FMAP: area FW_MAIN_A found @ 210000 (4030400 bytes)

  354 14:12:52.940156  VB2:vb2api_init_hash() HW crypto for hash_alg 2 not supported, using SW

  355 14:12:53.199848  VB2:vb2_rsa_verify_digest() Digest check failed!

  356 14:12:53.202954  VB2:vb2_fail() Need recovery, reason: 0x1b / 0x7

  357 14:12:53.205950  Saving nvdata

  358 14:12:53.209538  Reboot requested (10020007)

  359 14:12:53.212646  board_reset() called!

  360 14:12:53.213120  full_reset() called!

  361 14:12:57.628706  

  362 14:12:57.629278  

  363 14:12:57.634714  coreboot-v1.9308_26_0.0.22-6607-g034eeb8dd5 Fri Sep  4 02:38:51 UTC 2020 bootblock starting...

  364 14:12:57.641628  CPU: Intel(R) Core(TM) m3-8100Y CPU @ 1.10GHz

  365 14:12:57.644948  CPU: ID 806e9, Kabylake H0, ucode: 00000097

  366 14:12:57.651477  CPU: AES supported, TXT NOT supported, VT supported

  367 14:12:57.654635  MCH: device id 590c (rev 02) is Kabylake-Y

  368 14:12:57.661544  PCH: device id 9d4b (rev 21) is Kabylake-Y iHDCP 2.2 Premium

  369 14:12:57.664941  IGD: device id 591c (rev 02) is Amberlake ULX GT2

  370 14:12:57.667944  VBOOT: Loading verstage.

  371 14:12:57.674532  CBFS: 'Master Header Locator' located CBFS at [d00000:ffffc0)

  372 14:12:57.677918  CBFS: Locating 'fallback/verstage'

  373 14:12:57.681319  CBFS: Found @ offset 1a0a80 size f47c

  374 14:12:57.695004  

  375 14:12:57.695472  

  376 14:12:57.701517  coreboot-v1.9308_26_0.0.22-6607-g034eeb8dd5 Fri Sep  4 02:38:51 UTC 2020 verstage starting...

  377 14:12:57.717724  Probing TPM: . done!

  378 14:12:57.721237  TPM ready after 0 ms

  379 14:12:57.724874  Connected to device vid:did:rid of 1ae0:0028:00

  380 14:12:57.734613  Firmware version: B2-C:0 RO_B:0.0.11/4d655eab RW_A:0.5.6/cr50_v1.9308_87_mp.510-d2da4373

  381 14:12:57.738319  Initialized TPM device CR50 revision 0

  382 14:12:57.783456  tlcl_send_startup: Startup return code is 0

  383 14:12:57.784347  TPM: setup succeeded

  384 14:12:57.796477  src/security/tpm/tss/tcg-2.0/tss.c:188 index 0x1007 return code 0

  385 14:12:57.800118  Chrome EC: UHEPI supported

  386 14:12:57.803785  Phase 1

  387 14:12:57.806863  FMAP: Found "FLASH" version 1.1 at c10000.

  388 14:12:57.813298  FMAP: base = ff000000 size = 1000000 #areas = 33

  389 14:12:57.816682  FMAP: area GBB found @ c11000 (978944 bytes)

  390 14:12:57.823947  VB2:vb2_check_recovery() Recovery reason from previous boot: 0x1b / 0x7

  391 14:12:57.830035  VB2:vb2_check_recovery() We have a recovery request: 0x1b / 0x0

  392 14:12:57.833678  Recovery requested (1009000e)

  393 14:12:57.834265  Saving nvdata

  394 14:12:57.844186  tlcl_extend: response is 0

  395 14:12:57.852965  tlcl_extend: response is 0

  396 14:12:57.859416  CBFS: 'Master Header Locator' located CBFS at [d00000:ffffc0)

  397 14:12:57.862896  CBFS: Locating 'fallback/romstage'

  398 14:12:57.866150  CBFS: Found @ offset 80 size 10ffc

  399 14:12:57.869843  

  400 14:12:57.870419  

  401 14:12:57.876278  coreboot-v1.9308_26_0.0.22-6607-g034eeb8dd5 Fri Sep  4 02:38:51 UTC 2020 romstage starting...

  402 14:12:57.883634  pm1_sts: 0100 pm1_en: 0000 pm1_cnt: 00001c00

  403 14:12:57.886874  gpe0_sts[0]: 00000000 gpe0_en[0]: 00000000

  404 14:12:57.890210  gpe0_sts[1]: 00000000 gpe0_en[1]: 00000000

  405 14:12:57.897350  gpe0_sts[2]: 00000001 gpe0_en[2]: 00000000

  406 14:12:57.900093  gpe0_sts[3]: 00000000 gpe0_en[3]: 00010000

  407 14:12:57.903558  TCO_STS:   0000 0000

  408 14:12:57.907086  GEN_PMCON: e0040200 0000523a

  409 14:12:57.910405  GBLRST_CAUSE: 00000000 00000000

  410 14:12:57.910872  prev_sleep_state 5

  411 14:12:57.913627  Boot Count incremented to 51849

  412 14:12:57.920640  CBFS: 'Master Header Locator' located CBFS at [d00000:ffffc0)

  413 14:12:57.923876  CBFS: Locating 'fspm.bin'

  414 14:12:57.927195  CBFS: Found @ offset 103fc0 size 63000

  415 14:12:57.930208  Chrome EC: UHEPI supported

  416 14:12:57.937881  FMAP: Found "FLASH" version 1.1 at c10000.

  417 14:12:57.941256  FMAP: base = ff000000 size = 1000000 #areas = 33

  418 14:12:57.947698  FMAP: area RECOVERY_MRC_CACHE found @ 9d0000 (65536 bytes)

  419 14:12:57.952083  Probing TPM:  done!

  420 14:12:57.958697  Connected to device vid:did:rid of 1ae0:0028:00

  421 14:12:57.969115  Firmware version: B2-C:0 RO_B:0.0.11/4d655eab RW_A:0.5.6/cr50_v1.9308_87_mp.510-d2da4373

  422 14:12:57.974848  Initialized TPM device CR50 revision 0

  423 14:12:57.983384  src/security/tpm/tss/tcg-2.0/tss.c:188 index 0x100b return code 0

  424 14:12:57.989976  MRC: Hash comparison successful. Using data from RECOVERY_MRC_CACHE

  425 14:12:57.993528  MRC cache found, size 1868

  426 14:12:57.996560  bootmode is set to :2

  427 14:12:57.997030  SPD index 1

  428 14:12:58.002939  CBFS: 'Master Header Locator' located CBFS at [d00000:ffffc0)

  429 14:12:58.006340  CBFS: Locating 'spd.bin'

  430 14:12:58.009851  CBFS: Found @ offset 1a0240 size 800

  431 14:12:58.012876  SPD: module type is LPDDR3

  432 14:12:58.016462  SPD: module part is K4E8E324EB-EGCF   

  433 14:12:58.022914  SPD: banks 8, ranks 1, rows 15, columns 10, density 8192 Mb

  434 14:12:58.026095  SPD: device width 32 bits, bus width 64 bits

  435 14:12:58.033153  SPD: module size is 2048 MB (per channel)

  436 14:12:58.144161  CBMEM:

  437 14:12:58.147392  IMD: root @ 7afff000 254 entries.

  438 14:12:58.150711  IMD: root @ 7affec00 62 entries.

  439 14:12:58.153779  External stage cache:

  440 14:12:58.157235  IMD: root @ 7b3ff000 254 entries.

  441 14:12:58.160417  IMD: root @ 7b3fec00 62 entries.

  442 14:12:58.164168  creating vboot_handoff structure

  443 14:12:58.170247  Chrome EC: clear events_b mask to 0x0000000021004000

  444 14:12:58.184338  src/security/tpm/tss/tcg-2.0/tss.c:188 index 0x100b return code 0

  445 14:12:58.198037  tlcl_write: response is 0

  446 14:12:58.205950  src/security/tpm/tss/tcg-2.0/tss.c:188 index 0x100b return code 0

  447 14:12:58.212728  MRC: TPM MRC hash updated successfully.

  448 14:12:58.212927  2 DIMMs found

  449 14:12:58.215857  top_of_ram = 0x7b000000

  450 14:12:58.222704  MTRR Range: Start=7a000000 End=7b000000 (Size 1000000)

  451 14:12:58.225987  MTRR Range: Start=7b000000 End=7b800000 (Size 800000)

  452 14:12:58.233006  MTRR Range: Start=ff000000 End=0 (Size 1000000)

  453 14:12:58.236071  CBFS: 'Master Header Locator' located CBFS at [d00000:ffffc0)

  454 14:12:58.239440  CBFS: Locating 'fallback/postcar'

  455 14:12:58.245631  CBFS: Found @ offset 197000 size 3f04

  456 14:12:58.252223  Decompressing stage fallback/postcar @ 0x7abd0fc0 (32720 bytes)

  457 14:12:58.259593  Loading module at 7abd1000 with entry 7abd1000. filesize: 0x3cd0 memsize: 0x7f90

  458 14:12:58.265901  Processing 118 relocs. Offset value of 0x78bd1000

  459 14:12:58.271133  

  460 14:12:58.271328  

  461 14:12:58.278283  coreboot-v1.9308_26_0.0.22-6607-g034eeb8dd5 Fri Sep  4 02:38:51 UTC 2020 postcar starting...

  462 14:12:58.284645  CBFS: 'Master Header Locator' located CBFS at [d00000:ffffc0)

  463 14:12:58.287955  CBFS: Locating 'fallback/ramstage'

  464 14:12:58.294583  CBFS: Found @ offset e8d80 size 1a462

  465 14:12:58.298055  Decompressing stage fallback/ramstage @ 0x7ab05fc0 (826808 bytes)

  466 14:12:58.337648  Loading module at 7ab06000 with entry 7ab06000. filesize: 0x38d90 memsize: 0xc9d78

  467 14:12:58.340748  Processing 3657 relocs. Offset value of 0x79d06000

  468 14:12:58.344182  

  469 14:12:58.344720  

  470 14:12:58.350756  coreboot-v1.9308_26_0.0.22-6607-g034eeb8dd5 Fri Sep  4 02:38:51 UTC 2020 ramstage starting...

  471 14:12:58.357126  FMAP: Found "FLASH" version 1.1 at c10000.

  472 14:12:58.360624  FMAP: base = ff000000 size = 1000000 #areas = 33

  473 14:12:58.366872  FMAP: area RO_VPD found @ c00000 (16384 bytes)

  474 14:12:58.370069  WARNING: RO_VPD is uninitialized or empty.

  475 14:12:58.373908  FMAP: area RW_VPD found @ 9f8000 (8192 bytes)

  476 14:12:58.380349  FMAP: area RW_VPD found @ 9f8000 (8192 bytes)

  477 14:12:58.380504  Normal boot.

  478 14:12:58.386866  BS: BS_PRE_DEVICE times (us): entry 0 run 30 exit 0

  479 14:12:58.393097  CBFS: 'Master Header Locator' located CBFS at [d00000:ffffc0)

  480 14:12:58.396606  CBFS: Locating 'cpu_microcode_blob.bin'

  481 14:12:58.400399  CBFS: Found @ offset 11100 size d7c00

  482 14:12:58.404516  microcode: sig=0x806e9 pf=0x10 revision=0x97

  483 14:12:58.406823  Skip microcode update

  484 14:12:58.413341  CBFS: 'Master Header Locator' located CBFS at [d00000:ffffc0)

  485 14:12:58.417138  CBFS: Locating 'fsps.bin'

  486 14:12:58.419864  CBFS: Found @ offset 167fc0 size 2f000

  487 14:12:58.444844  Detected 2 core, 4 thread CPU.

  488 14:12:58.448743  Setting up SMI for CPU

  489 14:12:58.451553  IED base = 0x7b400000

  490 14:12:58.451824  IED size = 0x00400000

  491 14:12:58.454889  Will perform SMM setup.

  492 14:12:58.461514  CPU: Intel(R) Core(TM) m3-8100Y CPU @ 1.10GHz.

  493 14:12:58.468068  Loading module at 00030000 with entry 00030000. filesize: 0x170 memsize: 0x170

  494 14:12:58.471618  Processing 16 relocs. Offset value of 0x00030000

  495 14:12:58.475217  Attempting to start 3 APs

  496 14:12:58.478633  Waiting for 10ms after sending INIT.

  497 14:12:58.494835  Waiting for 1st SIPI to complete...done.

  498 14:12:58.495288  AP: slot 3 apic_id 3.

  499 14:12:58.498293  AP: slot 2 apic_id 2.

  500 14:12:58.501543  Waiting for 2nd SIPI to complete...done.

  501 14:12:58.505052  AP: slot 1 apic_id 1.

  502 14:12:58.511796  Loading module at 00038000 with entry 00038000. filesize: 0x1a8 memsize: 0x1a8

  503 14:12:58.518464  Processing 13 relocs. Offset value of 0x00038000

  504 14:12:58.525254  SMM Module: stub loaded at 00038000. Will call 7ab21603(00000000)

  505 14:12:58.528218  Installing SMM handler to 0x7b000000

  506 14:12:58.534928  Loading module at 7b010000 with entry 7b010a19. filesize: 0x3b08 memsize: 0x8bc0

  507 14:12:58.541187  Processing 243 relocs. Offset value of 0x7b010000

  508 14:12:58.547913  Loading module at 7b008000 with entry 7b008000. filesize: 0x1a8 memsize: 0x1a8

  509 14:12:58.554695  Processing 13 relocs. Offset value of 0x7b008000

  510 14:12:58.558000  SMM Module: placing jmp sequence at 7b007c00 rel16 0x03fd

  511 14:12:58.564896  SMM Module: placing jmp sequence at 7b007800 rel16 0x07fd

  512 14:12:58.571160  SMM Module: placing jmp sequence at 7b007400 rel16 0x0bfd

  513 14:12:58.577553  SMM Module: stub loaded at 7b008000. Will call 7b010a19(00000000)

  514 14:12:58.580971  Clearing SMI status registers

  515 14:12:58.581404  SMI_STS: PM1 

  516 14:12:58.584675  PM1_STS: PWRBTN 

  517 14:12:58.587852  TCO_STS: BOOT SECOND_TO 

  518 14:12:58.588326  New SMBASE 0x7b000000

  519 14:12:58.590990  In relocation handler: CPU 0

  520 14:12:58.597614  New SMBASE=0x7b000000 IEDBASE=0x7b400000

  521 14:12:58.601063  Writing SMRR. base = 0x7b000006, mask=0xff800800

  522 14:12:58.604691  Relocation complete.

  523 14:12:58.605264  New SMBASE 0x7afffc00

  524 14:12:58.607815  In relocation handler: CPU 1

  525 14:12:58.611051  New SMBASE=0x7afffc00 IEDBASE=0x7b400000

  526 14:12:58.617917  Writing SMRR. base = 0x7b000006, mask=0xff800800

  527 14:12:58.621062  Relocation complete.

  528 14:12:58.621673  New SMBASE 0x7afff400

  529 14:12:58.624263  In relocation handler: CPU 3

  530 14:12:58.627554  New SMBASE=0x7afff400 IEDBASE=0x7b400000

  531 14:12:58.634113  Writing SMRR. base = 0x7b000006, mask=0xff800800

  532 14:12:58.637617  Relocation complete.

  533 14:12:58.638196  New SMBASE 0x7afff800

  534 14:12:58.640887  In relocation handler: CPU 2

  535 14:12:58.644336  New SMBASE=0x7afff800 IEDBASE=0x7b400000

  536 14:12:58.650424  Writing SMRR. base = 0x7b000006, mask=0xff800800

  537 14:12:58.650976  Relocation complete.

  538 14:12:58.654211  Initializing CPU #0

  539 14:12:58.657109  CPU: vendor Intel device 806e9

  540 14:12:58.660475  CPU: family 06, model 8e, stepping 09

  541 14:12:58.667426  Setting up local APIC... apic_id: 0x00 done.

  542 14:12:58.667998  Turbo is available but hidden

  543 14:12:58.670485  Turbo has been enabled

  544 14:12:58.673689  SGX : param.enable = 0

  545 14:12:58.677294  Skip microcode update

  546 14:12:58.677923  CPU #0 initialized

  547 14:12:58.680329  Initializing CPU #1

  548 14:12:58.680821  Initializing CPU #3

  549 14:12:58.683751  Initializing CPU #2

  550 14:12:58.687233  CPU: vendor Intel device 806e9

  551 14:12:58.690626  CPU: family 06, model 8e, stepping 09

  552 14:12:58.693772  CPU: vendor Intel device 806e9

  553 14:12:58.696769  CPU: family 06, model 8e, stepping 09

  554 14:12:58.703849  Setting up local APIC...CPU: vendor Intel device 806e9

  555 14:12:58.706715  CPU: family 06, model 8e, stepping 09

  556 14:12:58.710836   apic_id: 0x03 done.

  557 14:12:58.716851  Setting up local APIC...Setting up local APIC...Skip microcode update

  558 14:12:58.717484   apic_id: 0x02 done.

  559 14:12:58.720154  CPU #3 initialized

  560 14:12:58.723528  Skip microcode update

  561 14:12:58.724099   apic_id: 0x01 done.

  562 14:12:58.726832  CPU #2 initialized

  563 14:12:58.729963  Skip microcode update

  564 14:12:58.730432  CPU #1 initialized

  565 14:12:58.733054  bsp_do_flight_plan done after 229 msecs.

  566 14:12:58.736709  CPU: frequency set to 3400 MHz

  567 14:12:58.740278  Enabling SMIs.

  568 14:12:58.740749  Locking SMM.

  569 14:12:58.743155  VMX : param.enable = 1

  570 14:12:58.746592  VMX status: enabled, unlocked

  571 14:12:58.749635  SGX: pre-conditions not met

  572 14:12:58.753782  VMX status: enabled, unlocked

  573 14:12:58.756568  SGX: pre-conditions not met

  574 14:12:58.757118  VMX status: enabled, unlocked

  575 14:12:58.759681  VMX status: enabled, unlocked

  576 14:12:58.763086  SGX: pre-conditions not met

  577 14:12:58.767315  SGX: pre-conditions not met

  578 14:12:58.773082  CBFS: 'Master Header Locator' located CBFS at [d00000:ffffc0)

  579 14:12:58.776328  CBFS: Locating 'vbt.bin'

  580 14:12:58.779487  CBFS: Found @ offset 103a00 size 48e

  581 14:12:58.783096  Found a VBT of 4608 bytes after decompression

  582 14:12:58.787974  psys_pmax = 360

  583 14:12:58.791156  FMAP: area GBB found @ c11000 (978944 bytes)

  584 14:12:58.902861  ITSS IRQ Polarities Before:

  585 14:12:58.906326  IPC0: 0x00ff4000

  586 14:12:58.906917  IPC1: 0x00000007

  587 14:12:58.909506  IPC2: 0x00000000

  588 14:12:58.909992  IPC3: 0x00000000

  589 14:12:58.913216  ITSS IRQ Polarities After:

  590 14:12:58.915951  IPC0: 0x00ff4000

  591 14:12:58.916593  IPC1: 0x00000007

  592 14:12:58.919694  IPC2: 0x00000000

  593 14:12:58.920268  IPC3: 0x00000000

  594 14:12:58.925633  Override DT after FSP-S, PCH is KBL/SKL PCH-LP SKU

  595 14:12:58.932501  BS: BS_DEV_INIT_CHIPS times (us): entry 376214 run 165632 exit 0

  596 14:12:58.935957  Enumerating buses...

  597 14:12:58.939123  Show all devs... Before device enumeration.

  598 14:12:58.943238  Root Device: enabled 1

  599 14:12:58.943866  CPU_CLUSTER: 0: enabled 1

  600 14:12:58.945738  DOMAIN: 0000: enabled 1

  601 14:12:58.948961  APIC: 00: enabled 1

  602 14:12:58.952199  PCI: 00:00.0: enabled 1

  603 14:12:58.952863  PCI: 00:02.0: enabled 1

  604 14:12:58.955573  PCI: 00:14.0: enabled 1

  605 14:12:58.958644  PCI: 00:14.1: enabled 0

  606 14:12:58.959134  PCI: 00:14.2: enabled 1

  607 14:12:58.962062  PCI: 00:15.0: enabled 1

  608 14:12:58.965524  PCI: 00:15.1: enabled 1

  609 14:12:58.968827  PCI: 00:15.2: enabled 0

  610 14:12:58.969294  PCI: 00:15.3: enabled 0

  611 14:12:58.971908  PCI: 00:16.0: enabled 1

  612 14:12:58.975847  PCI: 00:16.1: enabled 0

  613 14:12:58.978727  PCI: 00:16.2: enabled 0

  614 14:12:58.979153  PCI: 00:16.3: enabled 0

  615 14:12:58.982027  PCI: 00:16.4: enabled 0

  616 14:12:58.985006  PCI: 00:17.0: enabled 0

  617 14:12:58.988351  PCI: 00:19.0: enabled 1

  618 14:12:58.988812  PCI: 00:19.1: enabled 1

  619 14:12:58.991899  PCI: 00:19.2: enabled 0

  620 14:12:58.995069  PCI: 00:1c.0: enabled 1

  621 14:12:58.998296  PCI: 00:1c.1: enabled 0

  622 14:12:58.998829  PCI: 00:1c.2: enabled 0

  623 14:12:59.001842  PCI: 00:1c.3: enabled 0

  624 14:12:59.004912  PCI: 00:1c.4: enabled 0

  625 14:12:59.005342  PCI: 00:1c.5: enabled 0

  626 14:12:59.008356  PCI: 00:1c.6: enabled 0

  627 14:12:59.011661  PCI: 00:1c.7: enabled 0

  628 14:12:59.015086  PCI: 00:1d.0: enabled 0

  629 14:12:59.015679  PCI: 00:1d.1: enabled 0

  630 14:12:59.018542  PCI: 00:1d.2: enabled 0

  631 14:12:59.022050  PCI: 00:1d.3: enabled 0

  632 14:12:59.025033  PCI: 00:1e.0: enabled 1

  633 14:12:59.025662  PCI: 00:1e.1: enabled 0

  634 14:12:59.028407  PCI: 00:1e.2: enabled 1

  635 14:12:59.031718  PCI: 00:1e.3: enabled 0

  636 14:12:59.035123  PCI: 00:1e.4: enabled 1

  637 14:12:59.035709  PCI: 00:1e.5: enabled 0

  638 14:12:59.038338  PCI: 00:1e.6: enabled 1

  639 14:12:59.041389  PCI: 00:1f.0: enabled 1

  640 14:12:59.041991  PCI: 00:1f.1: enabled 1

  641 14:12:59.044815  PCI: 00:1f.2: enabled 1

  642 14:12:59.048059  PCI: 00:1f.3: enabled 1

  643 14:12:59.051400  PCI: 00:1f.4: enabled 1

  644 14:12:59.051879  PCI: 00:1f.5: enabled 1

  645 14:12:59.054418  PCI: 00:1f.6: enabled 0

  646 14:12:59.058382  USB0 port 0: enabled 1

  647 14:12:59.061328  I2C: 00:5c: enabled 1

  648 14:12:59.061938  I2C: 00:15: enabled 1

  649 14:12:59.064465  I2C: 00:39: enabled 1

  650 14:12:59.068344  I2C: 00:3a: enabled 1

  651 14:12:59.068929  I2C: 00:1a: enabled 1

  652 14:12:59.071357  PCI: 00:00.0: enabled 1

  653 14:12:59.074578  SPI: 00: enabled 1

  654 14:12:59.075053  PNP: 0c09.0: enabled 1

  655 14:12:59.077838  USB2 port 0: enabled 1

  656 14:12:59.081782  USB2 port 1: enabled 1

  657 14:12:59.082254  USB2 port 2: enabled 1

  658 14:12:59.084933  USB2 port 4: enabled 1

  659 14:12:59.087752  USB2 port 8: enabled 1

  660 14:12:59.088327  APIC: 01: enabled 1

  661 14:12:59.091098  APIC: 02: enabled 1

  662 14:12:59.094216  APIC: 03: enabled 1

  663 14:12:59.094690  Compare with tree...

  664 14:12:59.097719  Root Device: enabled 1

  665 14:12:59.101238   CPU_CLUSTER: 0: enabled 1

  666 14:12:59.104398    APIC: 00: enabled 1

  667 14:12:59.104867    APIC: 01: enabled 1

  668 14:12:59.107690    APIC: 02: enabled 1

  669 14:12:59.110985    APIC: 03: enabled 1

  670 14:12:59.111459   DOMAIN: 0000: enabled 1

  671 14:12:59.114036    PCI: 00:00.0: enabled 1

  672 14:12:59.117445    PCI: 00:02.0: enabled 1

  673 14:12:59.121338    PCI: 00:14.0: enabled 1

  674 14:12:59.121954     USB0 port 0: enabled 1

  675 14:12:59.124208      USB2 port 0: enabled 1

  676 14:12:59.127273      USB2 port 1: enabled 1

  677 14:12:59.130594      USB2 port 2: enabled 1

  678 14:12:59.134446      USB2 port 4: enabled 1

  679 14:12:59.137394      USB2 port 8: enabled 1

  680 14:12:59.137893    PCI: 00:14.1: enabled 0

  681 14:12:59.140833    PCI: 00:14.2: enabled 1

  682 14:12:59.144736    PCI: 00:15.0: enabled 1

  683 14:12:59.147709     I2C: 00:5c: enabled 1

  684 14:12:59.150847    PCI: 00:15.1: enabled 1

  685 14:12:59.151420     I2C: 00:15: enabled 1

  686 14:12:59.153981    PCI: 00:15.2: enabled 0

  687 14:12:59.157559    PCI: 00:15.3: enabled 0

  688 14:12:59.160543    PCI: 00:16.0: enabled 1

  689 14:12:59.161089    PCI: 00:16.1: enabled 0

  690 14:12:59.164236    PCI: 00:16.2: enabled 0

  691 14:12:59.166915    PCI: 00:16.3: enabled 0

  692 14:12:59.170607    PCI: 00:16.4: enabled 0

  693 14:12:59.173839    PCI: 00:17.0: enabled 0

  694 14:12:59.174375    PCI: 00:19.0: enabled 1

  695 14:12:59.177271    PCI: 00:19.1: enabled 1

  696 14:12:59.180440     I2C: 00:39: enabled 1

  697 14:12:59.183504     I2C: 00:3a: enabled 1

  698 14:12:59.187084     I2C: 00:1a: enabled 1

  699 14:12:59.187615    PCI: 00:19.2: enabled 0

  700 14:12:59.189946    PCI: 00:1c.0: enabled 1

  701 14:12:59.193467     PCI: 00:00.0: enabled 1

  702 14:12:59.196978    PCI: 00:1c.1: enabled 0

  703 14:12:59.200303    PCI: 00:1c.2: enabled 0

  704 14:12:59.200740    PCI: 00:1c.3: enabled 0

  705 14:12:59.203707    PCI: 00:1c.4: enabled 0

  706 14:12:59.206717    PCI: 00:1c.5: enabled 0

  707 14:12:59.209947    PCI: 00:1c.6: enabled 0

  708 14:12:59.213256    PCI: 00:1c.7: enabled 0

  709 14:12:59.213748    PCI: 00:1d.0: enabled 0

  710 14:12:59.216630    PCI: 00:1d.1: enabled 0

  711 14:12:59.220209    PCI: 00:1d.2: enabled 0

  712 14:12:59.223301    PCI: 00:1d.3: enabled 0

  713 14:12:59.223729    PCI: 00:1e.0: enabled 1

  714 14:12:59.226908    PCI: 00:1e.1: enabled 0

  715 14:12:59.230016    PCI: 00:1e.2: enabled 1

  716 14:12:59.233621     SPI: 00: enabled 1

  717 14:12:59.236750    PCI: 00:1e.3: enabled 0

  718 14:12:59.237283    PCI: 00:1e.4: enabled 1

  719 14:12:59.240193    PCI: 00:1e.5: enabled 0

  720 14:12:59.242974    PCI: 00:1e.6: enabled 1

  721 14:12:59.246748    PCI: 00:1f.0: enabled 1

  722 14:12:59.250017     PNP: 0c09.0: enabled 1

  723 14:12:59.250623    PCI: 00:1f.1: enabled 1

  724 14:12:59.253003    PCI: 00:1f.2: enabled 1

  725 14:12:59.256566    PCI: 00:1f.3: enabled 1

  726 14:12:59.260066    PCI: 00:1f.4: enabled 1

  727 14:12:59.260638    PCI: 00:1f.5: enabled 1

  728 14:12:59.263049    PCI: 00:1f.6: enabled 0

  729 14:12:59.266280  Root Device scanning...

  730 14:12:59.269846  root_dev_scan_bus for Root Device

  731 14:12:59.273134  CPU_CLUSTER: 0 enabled

  732 14:12:59.273772  DOMAIN: 0000 enabled

  733 14:12:59.276716  DOMAIN: 0000 scanning...

  734 14:12:59.279523  PCI: pci_scan_bus for bus 00

  735 14:12:59.283165  PCI: 00:00.0 [8086/0000] ops

  736 14:12:59.286377  PCI: 00:00.0 [8086/590c] enabled

  737 14:12:59.289775  PCI: 00:02.0 [8086/0000] ops

  738 14:12:59.293109  PCI: 00:02.0 [8086/591c] enabled

  739 14:12:59.296788  PCI: 00:04.0 [8086/1903] enabled

  740 14:12:59.299568  PCI: 00:08.0 [8086/1911] enabled

  741 14:12:59.302798  PCI: 00:14.0 [8086/0000] bus ops

  742 14:12:59.306153  PCI: 00:14.0 [8086/9d2f] enabled

  743 14:12:59.309272  PCI: 00:14.2 [8086/9d31] enabled

  744 14:12:59.313071  PCI: 00:15.0 [8086/0000] bus ops

  745 14:12:59.315988  PCI: 00:15.0 [8086/9d60] enabled

  746 14:12:59.319194  PCI: 00:15.1 [8086/0000] bus ops

  747 14:12:59.323352  PCI: 00:15.1 [8086/9d61] enabled

  748 14:12:59.326213  PCI: 00:16.0 [8086/0000] ops

  749 14:12:59.329691  PCI: 00:16.0 [8086/9d3a] enabled

  750 14:12:59.332461  PCI: 00:19.0 [8086/0000] ops

  751 14:12:59.335924  PCI: 00:19.0 [8086/9d66] enabled

  752 14:12:59.339162  PCI: 00:19.1 [8086/0000] bus ops

  753 14:12:59.342576  PCI: 00:19.1 [8086/9d65] enabled

  754 14:12:59.346069  PCI: 00:1c.0 [8086/0000] bus ops

  755 14:12:59.349083  PCI: 00:1c.0 [8086/9d10] enabled

  756 14:12:59.352643  PCI: 00:1e.0 [8086/0000] ops

  757 14:12:59.355953  PCI: 00:1e.0 [8086/9d27] enabled

  758 14:12:59.359537  PCI: 00:1e.2 [8086/0000] bus ops

  759 14:12:59.362495  PCI: 00:1e.2 [8086/9d29] enabled

  760 14:12:59.365756  PCI: 00:1e.4 [8086/9d2b] enabled

  761 14:12:59.369210  PCI: 00:1e.6 [8086/0000] ops

  762 14:12:59.372088  PCI: 00:1e.6 [8086/9d2d] enabled

  763 14:12:59.375585  PCI: 00:1f.0 [8086/0000] bus ops

  764 14:12:59.378627  PCI: 00:1f.0 [8086/9d4b] enabled

  765 14:12:59.382210  PCI: Static device PCI: 00:1f.1 not found, disabling it.

  766 14:12:59.386030  PCI: 00:1f.2 [8086/0000] bus ops

  767 14:12:59.389153  PCI: 00:1f.2 [8086/9d21] enabled

  768 14:12:59.392165  PCI: 00:1f.3 [8086/0000] bus ops

  769 14:12:59.395191  PCI: 00:1f.3 [8086/9d71] enabled

  770 14:12:59.398934  PCI: 00:1f.4 [8086/0000] bus ops

  771 14:12:59.402191  PCI: 00:1f.4 [8086/9d23] enabled

  772 14:12:59.405499  PCI: 00:1f.5 [8086/0000] bus ops

  773 14:12:59.408898  PCI: 00:1f.5 [8086/9d24] enabled

  774 14:12:59.412142  PCI: 00:14.0 scanning...

  775 14:12:59.415546  scan_usb_bus for PCI: 00:14.0

  776 14:12:59.418736  USB0 port 0 enabled

  777 14:12:59.419216  USB0 port 0 scanning...

  778 14:12:59.421887  scan_usb_bus for USB0 port 0

  779 14:12:59.425282  USB2 port 0 enabled

  780 14:12:59.425977  USB2 port 1 enabled

  781 14:12:59.428579  USB2 port 2 enabled

  782 14:12:59.431676  USB2 port 4 enabled

  783 14:12:59.432146  USB2 port 8 enabled

  784 14:12:59.435108  USB2 port 0 scanning...

  785 14:12:59.438293  scan_usb_bus for USB2 port 0

  786 14:12:59.441835  scan_usb_bus for USB2 port 0 done

  787 14:12:59.448387  scan_bus: scanning of bus USB2 port 0 took 8972 usecs

  788 14:12:59.448972  USB2 port 1 scanning...

  789 14:12:59.451791  scan_usb_bus for USB2 port 1

  790 14:12:59.454990  scan_usb_bus for USB2 port 1 done

  791 14:12:59.461580  scan_bus: scanning of bus USB2 port 1 took 8975 usecs

  792 14:12:59.464909  USB2 port 2 scanning...

  793 14:12:59.468340  scan_usb_bus for USB2 port 2

  794 14:12:59.471532  scan_usb_bus for USB2 port 2 done

  795 14:12:59.474759  scan_bus: scanning of bus USB2 port 2 took 8976 usecs

  796 14:12:59.478328  USB2 port 4 scanning...

  797 14:12:59.481517  scan_usb_bus for USB2 port 4

  798 14:12:59.484616  scan_usb_bus for USB2 port 4 done

  799 14:12:59.491352  scan_bus: scanning of bus USB2 port 4 took 8967 usecs

  800 14:12:59.492053  USB2 port 8 scanning...

  801 14:12:59.494626  scan_usb_bus for USB2 port 8

  802 14:12:59.497616  scan_usb_bus for USB2 port 8 done

  803 14:12:59.504721  scan_bus: scanning of bus USB2 port 8 took 8973 usecs

  804 14:12:59.507883  scan_usb_bus for USB0 port 0 done

  805 14:12:59.514347  scan_bus: scanning of bus USB0 port 0 took 90966 usecs

  806 14:12:59.518159  scan_usb_bus for PCI: 00:14.0 done

  807 14:12:59.521482  scan_bus: scanning of bus PCI: 00:14.0 took 107755 usecs

  808 14:12:59.524522  PCI: 00:15.0 scanning...

  809 14:12:59.527653  scan_generic_bus for PCI: 00:15.0

  810 14:12:59.530935  bus: PCI: 00:15.0[0]->I2C: 01:5c enabled

  811 14:12:59.537452  scan_generic_bus for PCI: 00:15.0 done

  812 14:12:59.541041  scan_bus: scanning of bus PCI: 00:15.0 took 14161 usecs

  813 14:12:59.543985  PCI: 00:15.1 scanning...

  814 14:12:59.547367  scan_generic_bus for PCI: 00:15.1

  815 14:12:59.551036  bus: PCI: 00:15.1[0]->I2C: 02:15 enabled

  816 14:12:59.557614  scan_generic_bus for PCI: 00:15.1 done

  817 14:12:59.560506  scan_bus: scanning of bus PCI: 00:15.1 took 14158 usecs

  818 14:12:59.563899  PCI: 00:19.1 scanning...

  819 14:12:59.567589  scan_generic_bus for PCI: 00:19.1

  820 14:12:59.570424  bus: PCI: 00:19.1[0]->I2C: 03:39 enabled

  821 14:12:59.576847  bus: PCI: 00:19.1[0]->I2C: 03:3a enabled

  822 14:12:59.580534  bus: PCI: 00:19.1[0]->I2C: 03:1a enabled

  823 14:12:59.583719  scan_generic_bus for PCI: 00:19.1 done

  824 14:12:59.590577  scan_bus: scanning of bus PCI: 00:19.1 took 22375 usecs

  825 14:12:59.591149  PCI: 00:1c.0 scanning...

  826 14:12:59.596962  do_pci_scan_bridge for PCI: 00:1c.0

  827 14:12:59.597467  PCI: pci_scan_bus for bus 01

  828 14:12:59.600332  PCI: 01:00.0 [8086/095a] enabled

  829 14:12:59.603765  Capability: type 0x01 @ 0xc8

  830 14:12:59.607166  Capability: type 0x05 @ 0xd0

  831 14:12:59.610562  Capability: type 0x10 @ 0x40

  832 14:12:59.613879  Capability: type 0x10 @ 0x40

  833 14:12:59.617020  Enabling Common Clock Configuration

  834 14:12:59.620556  L1 Sub-State supported from root port 28

  835 14:12:59.623671  L1 Sub-State Support = 0xf

  836 14:12:59.627015  CommonModeRestoreTime = 0x28

  837 14:12:59.630189  Power On Value = 0x1e, Power On Scale = 0x0

  838 14:12:59.633892  ASPM: Enabled L1

  839 14:12:59.636819  Capability: type 0x01 @ 0xc8

  840 14:12:59.640127  Capability: type 0x05 @ 0xd0

  841 14:12:59.643396  Capability: type 0x10 @ 0x40

  842 14:12:59.646627  scan_bus: scanning of bus PCI: 00:1c.0 took 53535 usecs

  843 14:12:59.649845  PCI: 00:1e.2 scanning...

  844 14:12:59.653614  scan_generic_bus for PCI: 00:1e.2

  845 14:12:59.657228  bus: PCI: 00:1e.2[0]->SPI: 00 enabled

  846 14:12:59.663429  scan_generic_bus for PCI: 00:1e.2 done

  847 14:12:59.666929  scan_bus: scanning of bus PCI: 00:1e.2 took 13856 usecs

  848 14:12:59.670753  PCI: 00:1f.0 scanning...

  849 14:12:59.673445  scan_lpc_bus for PCI: 00:1f.0

  850 14:12:59.676343  PNP: 0c09.0 enabled

  851 14:12:59.679718  scan_lpc_bus for PCI: 00:1f.0 done

  852 14:12:59.683556  scan_bus: scanning of bus PCI: 00:1f.0 took 11310 usecs

  853 14:12:59.686175  PCI: 00:1f.2 scanning...

  854 14:12:59.689659  scan_lpc_bus for PCI: 00:1f.2

  855 14:12:59.693316  scan_lpc_bus for PCI: 00:1f.2 done

  856 14:12:59.699671  scan_bus: scanning of bus PCI: 00:1f.2 took 9265 usecs

  857 14:12:59.702876  PCI: 00:1f.3 scanning...

  858 14:12:59.706531  scan_bus: scanning of bus PCI: 00:1f.3 took 2718 usecs

  859 14:12:59.709680  PCI: 00:1f.4 scanning...

  860 14:12:59.712891  scan_generic_bus for PCI: 00:1f.4

  861 14:12:59.716116  scan_generic_bus for PCI: 00:1f.4 done

  862 14:12:59.722483  scan_bus: scanning of bus PCI: 00:1f.4 took 10037 usecs

  863 14:12:59.725866  PCI: 00:1f.5 scanning...

  864 14:12:59.729531  scan_generic_bus for PCI: 00:1f.5

  865 14:12:59.732992  scan_generic_bus for PCI: 00:1f.5 done

  866 14:12:59.739277  scan_bus: scanning of bus PCI: 00:1f.5 took 10045 usecs

  867 14:12:59.742700  scan_bus: scanning of bus DOMAIN: 0000 took 466050 usecs

  868 14:12:59.749496  root_dev_scan_bus for Root Device done

  869 14:12:59.752437  scan_bus: scanning of bus Root Device took 486154 usecs

  870 14:12:59.752913  done

  871 14:12:59.756051  Chrome EC: UHEPI supported

  872 14:12:59.763125  FMAP: area RECOVERY_MRC_CACHE found @ 9d0000 (65536 bytes)

  873 14:12:59.769504  MRC: Checking cached data update for 'RECOVERY_MRC_CACHE'.

  874 14:12:59.776129  SF: Detected FAST_SPI Hardware Sequencer with sector size 0x1000, total 0x1000000

  875 14:12:59.784359  FMAP: area UNIFIED_MRC_CACHE found @ 9d0000 (131072 bytes)

  876 14:12:59.787104  SPI flash protection: WPSW=0 SRP0=0

  877 14:12:59.794056  MRC: NOT enabling PRR for 'UNIFIED_MRC_CACHE'.

  878 14:12:59.800484  BS: BS_DEV_ENUMERATE times (us): entry 0 run 825955 exit 39236

  879 14:12:59.800961  found VGA at PCI: 00:02.0

  880 14:12:59.803854  Setting up VGA for PCI: 00:02.0

  881 14:12:59.810445  Setting PCI_BRIDGE_CTL_VGA for bridge DOMAIN: 0000

  882 14:12:59.813973  Setting PCI_BRIDGE_CTL_VGA for bridge Root Device

  883 14:12:59.817530  Allocating resources...

  884 14:12:59.820155  Reading resources...

  885 14:12:59.823718  Root Device read_resources bus 0 link: 0

  886 14:12:59.827265  CPU_CLUSTER: 0 read_resources bus 0 link: 0

  887 14:12:59.833720  CPU_CLUSTER: 0 read_resources bus 0 link: 0 done

  888 14:12:59.836766  DOMAIN: 0000 read_resources bus 0 link: 0

  889 14:12:59.844137  PCI: 00:14.0 read_resources bus 0 link: 0

  890 14:12:59.847537  USB0 port 0 read_resources bus 0 link: 0

  891 14:12:59.853507  USB0 port 0 read_resources bus 0 link: 0 done

  892 14:12:59.857147  PCI: 00:14.0 read_resources bus 0 link: 0 done

  893 14:12:59.863628  PCI: 00:15.0 read_resources bus 1 link: 0

  894 14:12:59.867038  PCI: 00:15.0 read_resources bus 1 link: 0 done

  895 14:12:59.870041  PCI: 00:15.1 read_resources bus 2 link: 0

  896 14:12:59.877239  PCI: 00:15.1 read_resources bus 2 link: 0 done

  897 14:12:59.880670  PCI: 00:19.1 read_resources bus 3 link: 0

  898 14:12:59.887540  PCI: 00:19.1 read_resources bus 3 link: 0 done

  899 14:12:59.891039  PCI: 00:1c.0 read_resources bus 1 link: 0

  900 14:12:59.897733  PCI: 00:1c.0 read_resources bus 1 link: 0 done

  901 14:12:59.900509  PCI: 00:1e.2 read_resources bus 4 link: 0

  902 14:12:59.907336  PCI: 00:1e.2 read_resources bus 4 link: 0 done

  903 14:12:59.910805  PCI: 00:1f.0 read_resources bus 0 link: 0

  904 14:12:59.917256  PCI: 00:1f.0 read_resources bus 0 link: 0 done

  905 14:12:59.920860  DOMAIN: 0000 read_resources bus 0 link: 0 done

  906 14:12:59.927351  Root Device read_resources bus 0 link: 0 done

  907 14:12:59.930407  Done reading resources.

  908 14:12:59.934182  Show resources in subtree (Root Device)...After reading.

  909 14:12:59.940990   Root Device child on link 0 CPU_CLUSTER: 0

  910 14:12:59.944248    CPU_CLUSTER: 0 child on link 0 APIC: 00

  911 14:12:59.944823     APIC: 00

  912 14:12:59.947498     APIC: 01

  913 14:12:59.948075     APIC: 02

  914 14:12:59.948543     APIC: 03

  915 14:12:59.953679    DOMAIN: 0000 child on link 0 PCI: 00:00.0

  916 14:12:59.963621    DOMAIN: 0000 resource base 0 size 0 align 0 gran 0 limit ffff flags 40040100 index 10000000

  917 14:12:59.970073    DOMAIN: 0000 resource base 0 size 0 align 0 gran 0 limit ffffffff flags 40040200 index 10000100

  918 14:12:59.973773     PCI: 00:00.0

  919 14:12:59.983514     PCI: 00:00.0 resource base e0000000 size 4000000 align 0 gran 0 limit 0 flags f0000200 index 0

  920 14:12:59.993483     PCI: 00:00.0 resource base fed10000 size 8000 align 0 gran 0 limit 0 flags f0000200 index 1

  921 14:13:00.000265     PCI: 00:00.0 resource base fed18000 size 1000 align 0 gran 0 limit 0 flags f0000200 index 2

  922 14:13:00.009893     PCI: 00:00.0 resource base fed19000 size 1000 align 0 gran 0 limit 0 flags f0000200 index 3

  923 14:13:00.020006     PCI: 00:00.0 resource base fed84000 size 1000 align 0 gran 0 limit 0 flags f0000200 index 4

  924 14:13:00.030069     PCI: 00:00.0 resource base fed80000 size 4000 align 0 gran 0 limit 0 flags f0000200 index 5

  925 14:13:00.040498     PCI: 00:00.0 resource base fed90000 size 1000 align 0 gran 0 limit 0 flags f0000200 index 6

  926 14:13:00.049698     PCI: 00:00.0 resource base fed91000 size 1000 align 0 gran 0 limit 0 flags f0000200 index 7

  927 14:13:00.056327     PCI: 00:00.0 resource base 0 size a0000 align 0 gran 0 limit 0 flags e0004200 index 8

  928 14:13:00.066136     PCI: 00:00.0 resource base c0000 size 7af40000 align 0 gran 0 limit 0 flags e0004200 index 9

  929 14:13:00.076041     PCI: 00:00.0 resource base 7b000000 size 800000 align 0 gran 0 limit 0 flags f0004200 index b

  930 14:13:00.086145     PCI: 00:00.0 resource base 7b800000 size 4800000 align 0 gran 0 limit 0 flags f0000200 index c

  931 14:13:00.095907     PCI: 00:00.0 resource base 100000000 size 7f000000 align 0 gran 0 limit 0 flags e0004200 index d

  932 14:13:00.105695     PCI: 00:00.0 resource base a0000 size 20000 align 0 gran 0 limit 0 flags f0000200 index e

  933 14:13:00.112831     PCI: 00:00.0 resource base c0000 size 40000 align 0 gran 0 limit 0 flags f0004200 index f

  934 14:13:00.115910     PCI: 00:02.0

  935 14:13:00.126013     PCI: 00:02.0 resource base 0 size 1000000 align 24 gran 24 limit ffffffffffffffff flags 201 index 10

  936 14:13:00.135572     PCI: 00:02.0 resource base 0 size 10000000 align 28 gran 28 limit ffffffffffffffff flags 1201 index 18

  937 14:13:00.145666     PCI: 00:02.0 resource base 0 size 40 align 6 gran 6 limit ffff flags 100 index 20

  938 14:13:00.146261     PCI: 00:04.0

  939 14:13:00.155438     PCI: 00:04.0 resource base 0 size 8000 align 15 gran 15 limit ffffffffffffffff flags 201 index 10

  940 14:13:00.158854     PCI: 00:08.0

  941 14:13:00.168847     PCI: 00:08.0 resource base 0 size 1000 align 12 gran 12 limit ffffffffffffffff flags 201 index 10

  942 14:13:00.171683     PCI: 00:14.0 child on link 0 USB0 port 0

  943 14:13:00.181700     PCI: 00:14.0 resource base 0 size 10000 align 16 gran 16 limit ffffffffffffffff flags 201 index 10

  944 14:13:00.185299      USB0 port 0 child on link 0 USB2 port 0

  945 14:13:00.188517       USB2 port 0

  946 14:13:00.188992       USB2 port 1

  947 14:13:00.191594       USB2 port 2

  948 14:13:00.192105       USB2 port 4

  949 14:13:00.195144       USB2 port 8

  950 14:13:00.195683     PCI: 00:14.1

  951 14:13:00.198437     PCI: 00:14.2

  952 14:13:00.208522     PCI: 00:14.2 resource base 0 size 1000 align 12 gran 12 limit ffffffffffffffff flags 201 index 10

  953 14:13:00.211882     PCI: 00:15.0 child on link 0 I2C: 01:5c

  954 14:13:00.221524     PCI: 00:15.0 resource base 0 size 1000 align 12 gran 12 limit ffffffffffffffff flags 201 index 10

  955 14:13:00.224839      I2C: 01:5c

  956 14:13:00.228419     PCI: 00:15.1 child on link 0 I2C: 02:15

  957 14:13:00.238148     PCI: 00:15.1 resource base 0 size 1000 align 12 gran 12 limit ffffffffffffffff flags 201 index 10

  958 14:13:00.241775      I2C: 02:15

  959 14:13:00.242351     PCI: 00:15.2

  960 14:13:00.244476     PCI: 00:15.3

  961 14:13:00.244947     PCI: 00:16.0

  962 14:13:00.254816     PCI: 00:16.0 resource base 0 size 1000 align 12 gran 12 limit ffffffffffffffff flags 201 index 10

  963 14:13:00.258328     PCI: 00:16.1

  964 14:13:00.258906     PCI: 00:16.2

  965 14:13:00.261322     PCI: 00:16.3

  966 14:13:00.261940     PCI: 00:16.4

  967 14:13:00.265584     PCI: 00:17.0

  968 14:13:00.266152     PCI: 00:19.0

  969 14:13:00.274402     PCI: 00:19.0 resource base fe034000 size 1000 align 12 gran 12 limit ffffffffffffffff flags c0000200 index 10

  970 14:13:00.284559     PCI: 00:19.0 resource base 0 size 1000 align 12 gran 12 limit ffffffffffffffff flags 201 index 18

  971 14:13:00.290951     PCI: 00:19.1 child on link 0 I2C: 03:39

  972 14:13:00.300728     PCI: 00:19.1 resource base 0 size 1000 align 12 gran 12 limit ffffffffffffffff flags 201 index 10

  973 14:13:00.301202      I2C: 03:39

  974 14:13:00.304229      I2C: 03:3a

  975 14:13:00.304819      I2C: 03:1a

  976 14:13:00.307542     PCI: 00:19.2

  977 14:13:00.310843     PCI: 00:1c.0 child on link 0 PCI: 01:00.0

  978 14:13:00.320981     PCI: 00:1c.0 resource base 0 size 0 align 12 gran 12 limit ffff flags 80102 index 1c

  979 14:13:00.330698     PCI: 00:1c.0 resource base 0 size 0 align 20 gran 20 limit ffffffffffffffff flags 81202 index 24

  980 14:13:00.337392     PCI: 00:1c.0 resource base 0 size 0 align 20 gran 20 limit ffffffff flags 80202 index 20

  981 14:13:00.340764      PCI: 01:00.0

  982 14:13:00.350432      PCI: 01:00.0 resource base 0 size 2000 align 13 gran 13 limit ffffffffffffffff flags 201 index 10

  983 14:13:00.351015     PCI: 00:1c.1

  984 14:13:00.353961     PCI: 00:1c.2

  985 14:13:00.354537     PCI: 00:1c.3

  986 14:13:00.357302     PCI: 00:1c.4

  987 14:13:00.357919     PCI: 00:1c.5

  988 14:13:00.360562     PCI: 00:1c.6

  989 14:13:00.361136     PCI: 00:1c.7

  990 14:13:00.363857     PCI: 00:1d.0

  991 14:13:00.364323     PCI: 00:1d.1

  992 14:13:00.367056     PCI: 00:1d.2

  993 14:13:00.367728     PCI: 00:1d.3

  994 14:13:00.370489     PCI: 00:1e.0

  995 14:13:00.380483     PCI: 00:1e.0 resource base 0 size 1000 align 12 gran 12 limit ffffffffffffffff flags 201 index 10

  996 14:13:00.381064     PCI: 00:1e.1

  997 14:13:00.387245     PCI: 00:1e.2 child on link 0 SPI: 00

  998 14:13:00.396711     PCI: 00:1e.2 resource base 0 size 1000 align 12 gran 12 limit ffffffffffffffff flags 201 index 10

  999 14:13:00.397386      SPI: 00

 1000 14:13:00.397833     PCI: 00:1e.3

 1001 14:13:00.399866     PCI: 00:1e.4

 1002 14:13:00.410214     PCI: 00:1e.4 resource base 0 size 1000 align 12 gran 12 limit ffffffffffffffff flags 201 index 10

 1003 14:13:00.410688     PCI: 00:1e.5

 1004 14:13:00.413356     PCI: 00:1e.6

 1005 14:13:00.423353     PCI: 00:1e.6 resource base 0 size 1000 align 12 gran 12 limit ffffffffffffffff flags 201 index 10

 1006 14:13:00.426844     PCI: 00:1f.0 child on link 0 PNP: 0c09.0

 1007 14:13:00.436271     PCI: 00:1f.0 resource base 0 size 1000 align 0 gran 0 limit 0 flags c0000100 index 0

 1008 14:13:00.436747      PNP: 0c09.0

 1009 14:13:00.446558      PNP: 0c09.0 resource base 800 size 1ff align 0 gran 0 limit 0 flags c0000100 index 0

 1010 14:13:00.447141     PCI: 00:1f.1

 1011 14:13:00.449948     PCI: 00:1f.2

 1012 14:13:00.459803     PCI: 00:1f.2 resource base 0 size 4000 align 14 gran 14 limit ffffffff flags 200 index 10

 1013 14:13:00.469701     PCI: 00:1f.2 resource base fe000000 size 10000 align 0 gran 0 limit 0 flags d0000200 index 48

 1014 14:13:00.476221     PCI: 00:1f.2 resource base 1800 size 100 align 0 gran 0 limit 0 flags c0000100 index 40

 1015 14:13:00.479560     PCI: 00:1f.3

 1016 14:13:00.489481     PCI: 00:1f.3 resource base 0 size 4000 align 14 gran 14 limit ffffffffffffffff flags 201 index 10

 1017 14:13:00.499241     PCI: 00:1f.3 resource base 0 size 10000 align 16 gran 16 limit ffffffffffffffff flags 201 index 20

 1018 14:13:00.499720     PCI: 00:1f.4

 1019 14:13:00.509515     PCI: 00:1f.4 resource base efa0 size 20 align 0 gran 0 limit efbf flags f0000100 index 20

 1020 14:13:00.519244     PCI: 00:1f.4 resource base 0 size 100 align 12 gran 8 limit ffffffffffffffff flags 201 index 10

 1021 14:13:00.522294     PCI: 00:1f.5

 1022 14:13:00.528879     PCI: 00:1f.5 resource base 0 size 1000 align 12 gran 12 limit ffffffff flags 200 index 10

 1023 14:13:00.532993     PCI: 00:1f.6

 1024 14:13:00.539383  DOMAIN: 0000 io: base: 0 size: 0 align: 0 gran: 0 limit: ffff

 1025 14:13:00.545561  PCI: 00:1c.0 io: base: 0 size: 0 align: 12 gran: 12 limit: ffff

 1026 14:13:00.552237  PCI: 00:1c.0 io: base: 0 size: 0 align: 12 gran: 12 limit: ffff done

 1027 14:13:00.555866  PCI: 00:02.0 20 *  [0x0 - 0x3f] io

 1028 14:13:00.562310  DOMAIN: 0000 io: base: 40 size: 40 align: 6 gran: 0 limit: ffff done

 1029 14:13:00.568977  DOMAIN: 0000 mem: base: 0 size: 0 align: 0 gran: 0 limit: ffffffff

 1030 14:13:00.575449  PCI: 00:1c.0 prefmem: base: 0 size: 0 align: 20 gran: 20 limit: ffffffffffffffff

 1031 14:13:00.585197  PCI: 00:1c.0 prefmem: base: 0 size: 0 align: 20 gran: 20 limit: ffffffffffffffff done

 1032 14:13:00.591971  PCI: 00:1c.0 mem: base: 0 size: 0 align: 20 gran: 20 limit: ffffffff

 1033 14:13:00.641798  PCI: 01:00.0 10 *  [0x0 - 0x1fff] mem

 1034 14:13:00.642398  PCI: 00:1c.0 mem: base: 2000 size: 100000 align: 20 gran: 20 limit: ffffffff done

 1035 14:13:00.643166  PCI: 00:02.0 18 *  [0x0 - 0xfffffff] prefmem

 1036 14:13:00.643569  PCI: 00:02.0 10 *  [0x10000000 - 0x10ffffff] mem

 1037 14:13:00.643916  PCI: 00:1c.0 20 *  [0x11000000 - 0x110fffff] mem

 1038 14:13:00.644246  PCI: 00:14.0 10 *  [0x11100000 - 0x1110ffff] mem

 1039 14:13:00.644571  PCI: 00:1f.3 20 *  [0x11110000 - 0x1111ffff] mem

 1040 14:13:00.644885  PCI: 00:04.0 10 *  [0x11120000 - 0x11127fff] mem

 1041 14:13:00.645198  PCI: 00:1f.2 10 *  [0x11128000 - 0x1112bfff] mem

 1042 14:13:00.645619  PCI: 00:1f.3 10 *  [0x1112c000 - 0x1112ffff] mem

 1043 14:13:00.691823  PCI: 00:08.0 10 *  [0x11130000 - 0x11130fff] mem

 1044 14:13:00.692454  PCI: 00:14.2 10 *  [0x11131000 - 0x11131fff] mem

 1045 14:13:00.693268  PCI: 00:15.0 10 *  [0x11132000 - 0x11132fff] mem

 1046 14:13:00.693777  PCI: 00:15.1 10 *  [0x11133000 - 0x11133fff] mem

 1047 14:13:00.694190  PCI: 00:16.0 10 *  [0x11134000 - 0x11134fff] mem

 1048 14:13:00.694555  PCI: 00:19.0 18 *  [0x11135000 - 0x11135fff] mem

 1049 14:13:00.694898  PCI: 00:19.1 10 *  [0x11136000 - 0x11136fff] mem

 1050 14:13:00.695223  PCI: 00:1e.0 10 *  [0x11137000 - 0x11137fff] mem

 1051 14:13:00.695538  PCI: 00:1e.2 10 *  [0x11138000 - 0x11138fff] mem

 1052 14:13:00.695852  PCI: 00:1e.4 10 *  [0x11139000 - 0x11139fff] mem

 1053 14:13:00.741065  PCI: 00:1e.6 10 *  [0x1113a000 - 0x1113afff] mem

 1054 14:13:00.742195  PCI: 00:1f.5 10 *  [0x1113b000 - 0x1113bfff] mem

 1055 14:13:00.742713  PCI: 00:1f.4 10 *  [0x1113c000 - 0x1113c0ff] mem

 1056 14:13:00.743112  DOMAIN: 0000 mem: base: 1113c100 size: 1113c100 align: 28 gran: 0 limit: ffffffff done

 1057 14:13:00.743457  avoid_fixed_resources: DOMAIN: 0000

 1058 14:13:00.743927  avoid_fixed_resources:@DOMAIN: 0000 10000000 limit 0000ffff

 1059 14:13:00.744321  avoid_fixed_resources:@DOMAIN: 0000 10000100 limit ffffffff

 1060 14:13:00.744678  constrain_resources: PCI: 00:00.0 00 base e0000000 limit e3ffffff mem (fixed)

 1061 14:13:00.772804  constrain_resources: PCI: 00:00.0 08 base 00000000 limit 0009ffff mem (fixed)

 1062 14:13:00.773809  constrain_resources: PCI: 00:00.0 09 base 000c0000 limit 7affffff mem (fixed)

 1063 14:13:00.774225  constrain_resources: PCI: 00:00.0 0b base 7b000000 limit 7b7fffff mem (fixed)

 1064 14:13:00.774607  constrain_resources: PCI: 00:00.0 0c base 7b800000 limit 7fffffff mem (fixed)

 1065 14:13:00.777473  constrain_resources: PCI: 00:1f.0 00 base 00000000 limit 00000fff io (fixed)

 1066 14:13:00.783424  constrain_resources: PCI: 00:1f.2 40 base 00001800 limit 000018ff io (fixed)

 1067 14:13:00.790322  constrain_resources: PCI: 00:1f.4 20 base 0000efa0 limit 0000efbf io (fixed)

 1068 14:13:00.796820  avoid_fixed_resources:@DOMAIN: 0000 10000000 base 00001900 limit 0000ef9f

 1069 14:13:00.803437  avoid_fixed_resources:@DOMAIN: 0000 10000100 base c0000000 limit dfffffff

 1070 14:13:00.806554  Setting resources...

 1071 14:13:00.813365  DOMAIN: 0000 io: base:1900 size:40 align:6 gran:0 limit:ef9f

 1072 14:13:00.816705  PCI: 00:02.0 20 *  [0x1c00 - 0x1c3f] io

 1073 14:13:00.823235  DOMAIN: 0000 io: next_base: 1c40 size: 40 align: 6 gran: 0 done

 1074 14:13:00.830329  PCI: 00:1c.0 io: base:ef9f size:0 align:12 gran:12 limit:ef9f

 1075 14:13:00.836308  PCI: 00:1c.0 io: next_base: ef9f size: 0 align: 12 gran: 12 done

 1076 14:13:00.842869  DOMAIN: 0000 mem: base:c0000000 size:1113c100 align:28 gran:0 limit:dfffffff

 1077 14:13:00.849564  PCI: 00:02.0 18 *  [0xc0000000 - 0xcfffffff] prefmem

 1078 14:13:00.852887  PCI: 00:02.0 10 *  [0xd0000000 - 0xd0ffffff] mem

 1079 14:13:00.859660  PCI: 00:1c.0 20 *  [0xd1000000 - 0xd10fffff] mem

 1080 14:13:00.863271  PCI: 00:14.0 10 *  [0xd1100000 - 0xd110ffff] mem

 1081 14:13:00.869303  PCI: 00:1f.3 20 *  [0xd1110000 - 0xd111ffff] mem

 1082 14:13:00.872592  PCI: 00:04.0 10 *  [0xd1120000 - 0xd1127fff] mem

 1083 14:13:00.879284  PCI: 00:1f.2 10 *  [0xd1128000 - 0xd112bfff] mem

 1084 14:13:00.882712  PCI: 00:1f.3 10 *  [0xd112c000 - 0xd112ffff] mem

 1085 14:13:00.885952  PCI: 00:08.0 10 *  [0xd1130000 - 0xd1130fff] mem

 1086 14:13:00.892854  PCI: 00:14.2 10 *  [0xd1131000 - 0xd1131fff] mem

 1087 14:13:00.895934  PCI: 00:15.0 10 *  [0xd1132000 - 0xd1132fff] mem

 1088 14:13:00.902318  PCI: 00:15.1 10 *  [0xd1133000 - 0xd1133fff] mem

 1089 14:13:00.905935  PCI: 00:16.0 10 *  [0xd1134000 - 0xd1134fff] mem

 1090 14:13:00.912286  PCI: 00:19.0 18 *  [0xd1135000 - 0xd1135fff] mem

 1091 14:13:00.915485  PCI: 00:19.1 10 *  [0xd1136000 - 0xd1136fff] mem

 1092 14:13:00.922452  PCI: 00:1e.0 10 *  [0xd1137000 - 0xd1137fff] mem

 1093 14:13:00.925601  PCI: 00:1e.2 10 *  [0xd1138000 - 0xd1138fff] mem

 1094 14:13:00.932190  PCI: 00:1e.4 10 *  [0xd1139000 - 0xd1139fff] mem

 1095 14:13:00.935559  PCI: 00:1e.6 10 *  [0xd113a000 - 0xd113afff] mem

 1096 14:13:00.941743  PCI: 00:1f.5 10 *  [0xd113b000 - 0xd113bfff] mem

 1097 14:13:00.944971  PCI: 00:1f.4 10 *  [0xd113c000 - 0xd113c0ff] mem

 1098 14:13:00.951669  DOMAIN: 0000 mem: next_base: d113c100 size: 1113c100 align: 28 gran: 0 done

 1099 14:13:00.961737  PCI: 00:1c.0 prefmem: base:dfffffff size:0 align:20 gran:20 limit:dfffffff

 1100 14:13:00.968214  PCI: 00:1c.0 prefmem: next_base: dfffffff size: 0 align: 20 gran: 20 done

 1101 14:13:00.974826  PCI: 00:1c.0 mem: base:d1000000 size:100000 align:20 gran:20 limit:d10fffff

 1102 14:13:00.981520  PCI: 01:00.0 10 *  [0xd1000000 - 0xd1001fff] mem

 1103 14:13:00.987897  PCI: 00:1c.0 mem: next_base: d1002000 size: 100000 align: 20 gran: 20 done

 1104 14:13:00.991469  Root Device assign_resources, bus 0 link: 0

 1105 14:13:00.998168  DOMAIN: 0000 assign_resources, bus 0 link: 0

 1106 14:13:01.004615  PCI: 00:02.0 10 <- [0x00d0000000 - 0x00d0ffffff] size 0x01000000 gran 0x18 mem64

 1107 14:13:01.014443  PCI: 00:02.0 18 <- [0x00c0000000 - 0x00cfffffff] size 0x10000000 gran 0x1c prefmem64

 1108 14:13:01.021118  PCI: 00:02.0 20 <- [0x0000001c00 - 0x0000001c3f] size 0x00000040 gran 0x06 io

 1109 14:13:01.027894  PCI: 00:04.0 10 <- [0x00d1120000 - 0x00d1127fff] size 0x00008000 gran 0x0f mem64

 1110 14:13:01.037629  PCI: 00:08.0 10 <- [0x00d1130000 - 0x00d1130fff] size 0x00001000 gran 0x0c mem64

 1111 14:13:01.044586  PCI: 00:14.0 10 <- [0x00d1100000 - 0x00d110ffff] size 0x00010000 gran 0x10 mem64

 1112 14:13:01.051067  PCI: 00:14.0 assign_resources, bus 0 link: 0

 1113 14:13:01.054261  PCI: 00:14.0 assign_resources, bus 0 link: 0

 1114 14:13:01.064291  PCI: 00:14.2 10 <- [0x00d1131000 - 0x00d1131fff] size 0x00001000 gran 0x0c mem64

 1115 14:13:01.070800  PCI: 00:15.0 10 <- [0x00d1132000 - 0x00d1132fff] size 0x00001000 gran 0x0c mem64

 1116 14:13:01.074015  PCI: 00:15.0 assign_resources, bus 1 link: 0

 1117 14:13:01.080880  PCI: 00:15.0 assign_resources, bus 1 link: 0

 1118 14:13:01.087627  PCI: 00:15.1 10 <- [0x00d1133000 - 0x00d1133fff] size 0x00001000 gran 0x0c mem64

 1119 14:13:01.094176  PCI: 00:15.1 assign_resources, bus 2 link: 0

 1120 14:13:01.097312  PCI: 00:15.1 assign_resources, bus 2 link: 0

 1121 14:13:01.107128  PCI: 00:16.0 10 <- [0x00d1134000 - 0x00d1134fff] size 0x00001000 gran 0x0c mem64

 1122 14:13:01.113620  PCI: 00:19.0 18 <- [0x00d1135000 - 0x00d1135fff] size 0x00001000 gran 0x0c mem64

 1123 14:13:01.120729  PCI: 00:19.1 10 <- [0x00d1136000 - 0x00d1136fff] size 0x00001000 gran 0x0c mem64

 1124 14:13:01.127269  PCI: 00:19.1 assign_resources, bus 3 link: 0

 1125 14:13:01.130260  PCI: 00:19.1 assign_resources, bus 3 link: 0

 1126 14:13:01.139958  PCI: 00:1c.0 1c <- [0x000000ef9f - 0x000000ef9e] size 0x00000000 gran 0x0c bus 01 io

 1127 14:13:01.146501  PCI: 00:1c.0 24 <- [0x00dfffffff - 0x00dffffffe] size 0x00000000 gran 0x14 bus 01 prefmem

 1128 14:13:01.156504  PCI: 00:1c.0 20 <- [0x00d1000000 - 0x00d10fffff] size 0x00100000 gran 0x14 bus 01 mem

 1129 14:13:01.160244  PCI: 00:1c.0 assign_resources, bus 1 link: 0

 1130 14:13:01.169842  PCI: 01:00.0 10 <- [0x00d1000000 - 0x00d1001fff] size 0x00002000 gran 0x0d mem64

 1131 14:13:01.173022  PCI: 00:1c.0 assign_resources, bus 1 link: 0

 1132 14:13:01.183428  PCI: 00:1e.0 10 <- [0x00d1137000 - 0x00d1137fff] size 0x00001000 gran 0x0c mem64

 1133 14:13:01.189759  PCI: 00:1e.2 10 <- [0x00d1138000 - 0x00d1138fff] size 0x00001000 gran 0x0c mem64

 1134 14:13:01.196169  PCI: 00:1e.2 assign_resources, bus 4 link: 0

 1135 14:13:01.199435  PCI: 00:1e.2 assign_resources, bus 4 link: 0

 1136 14:13:01.209551  PCI: 00:1e.4 10 <- [0x00d1139000 - 0x00d1139fff] size 0x00001000 gran 0x0c mem64

 1137 14:13:01.216232  PCI: 00:1e.6 10 <- [0x00d113a000 - 0x00d113afff] size 0x00001000 gran 0x0c mem64

 1138 14:13:01.219295  PCI: 00:1f.0 assign_resources, bus 0 link: 0

 1139 14:13:01.226366  PCI: 00:1f.0 assign_resources, bus 0 link: 0

 1140 14:13:01.229315  LPC: Trying to open IO window from 800 size 1ff

 1141 14:13:01.239690  PCI: 00:1f.2 10 <- [0x00d1128000 - 0x00d112bfff] size 0x00004000 gran 0x0e mem

 1142 14:13:01.247040  PCI: 00:1f.3 10 <- [0x00d112c000 - 0x00d112ffff] size 0x00004000 gran 0x0e mem64

 1143 14:13:01.255888  PCI: 00:1f.3 20 <- [0x00d1110000 - 0x00d111ffff] size 0x00010000 gran 0x10 mem64

 1144 14:13:01.262517  PCI: 00:1f.4 10 <- [0x00d113c000 - 0x00d113c0ff] size 0x00000100 gran 0x08 mem64

 1145 14:13:01.268836  PCI: 00:1f.5 10 <- [0x00d113b000 - 0x00d113bfff] size 0x00001000 gran 0x0c mem

 1146 14:13:01.275693  DOMAIN: 0000 assign_resources, bus 0 link: 0

 1147 14:13:01.279204  Root Device assign_resources, bus 0 link: 0

 1148 14:13:01.282391  Done setting resources.

 1149 14:13:01.289111  Show resources in subtree (Root Device)...After assigning values.

 1150 14:13:01.292342   Root Device child on link 0 CPU_CLUSTER: 0

 1151 14:13:01.298715    CPU_CLUSTER: 0 child on link 0 APIC: 00

 1152 14:13:01.299142     APIC: 00

 1153 14:13:01.299479     APIC: 01

 1154 14:13:01.302069     APIC: 02

 1155 14:13:01.302687     APIC: 03

 1156 14:13:01.305283    DOMAIN: 0000 child on link 0 PCI: 00:00.0

 1157 14:13:01.315579    DOMAIN: 0000 resource base 1900 size 40 align 6 gran 0 limit ef9f flags 40040100 index 10000000

 1158 14:13:01.328520    DOMAIN: 0000 resource base c0000000 size 1113c100 align 28 gran 0 limit dfffffff flags 40040200 index 10000100

 1159 14:13:01.328949     PCI: 00:00.0

 1160 14:13:01.338836     PCI: 00:00.0 resource base e0000000 size 4000000 align 0 gran 0 limit 0 flags f0000200 index 0

 1161 14:13:01.348409     PCI: 00:00.0 resource base fed10000 size 8000 align 0 gran 0 limit 0 flags f0000200 index 1

 1162 14:13:01.358368     PCI: 00:00.0 resource base fed18000 size 1000 align 0 gran 0 limit 0 flags f0000200 index 2

 1163 14:13:01.365058     PCI: 00:00.0 resource base fed19000 size 1000 align 0 gran 0 limit 0 flags f0000200 index 3

 1164 14:13:01.374927     PCI: 00:00.0 resource base fed84000 size 1000 align 0 gran 0 limit 0 flags f0000200 index 4

 1165 14:13:01.384934     PCI: 00:00.0 resource base fed80000 size 4000 align 0 gran 0 limit 0 flags f0000200 index 5

 1166 14:13:01.394940     PCI: 00:00.0 resource base fed90000 size 1000 align 0 gran 0 limit 0 flags f0000200 index 6

 1167 14:13:01.404428     PCI: 00:00.0 resource base fed91000 size 1000 align 0 gran 0 limit 0 flags f0000200 index 7

 1168 14:13:01.411281     PCI: 00:00.0 resource base 0 size a0000 align 0 gran 0 limit 0 flags e0004200 index 8

 1169 14:13:01.421630     PCI: 00:00.0 resource base c0000 size 7af40000 align 0 gran 0 limit 0 flags e0004200 index 9

 1170 14:13:01.431224     PCI: 00:00.0 resource base 7b000000 size 800000 align 0 gran 0 limit 0 flags f0004200 index b

 1171 14:13:01.441158     PCI: 00:00.0 resource base 7b800000 size 4800000 align 0 gran 0 limit 0 flags f0000200 index c

 1172 14:13:01.450729     PCI: 00:00.0 resource base 100000000 size 7f000000 align 0 gran 0 limit 0 flags e0004200 index d

 1173 14:13:01.460854     PCI: 00:00.0 resource base a0000 size 20000 align 0 gran 0 limit 0 flags f0000200 index e

 1174 14:13:01.470934     PCI: 00:00.0 resource base c0000 size 40000 align 0 gran 0 limit 0 flags f0004200 index f

 1175 14:13:01.471356     PCI: 00:02.0

 1176 14:13:01.480841     PCI: 00:02.0 resource base d0000000 size 1000000 align 24 gran 24 limit d0ffffff flags 60000201 index 10

 1177 14:13:01.493713     PCI: 00:02.0 resource base c0000000 size 10000000 align 28 gran 28 limit cfffffff flags 60001201 index 18

 1178 14:13:01.500368     PCI: 00:02.0 resource base 1c00 size 40 align 6 gran 6 limit 1c3f flags 60000100 index 20

 1179 14:13:01.504310     PCI: 00:04.0

 1180 14:13:01.513713     PCI: 00:04.0 resource base d1120000 size 8000 align 15 gran 15 limit d1127fff flags 60000201 index 10

 1181 14:13:01.514219     PCI: 00:08.0

 1182 14:13:01.526763     PCI: 00:08.0 resource base d1130000 size 1000 align 12 gran 12 limit d1130fff flags 60000201 index 10

 1183 14:13:01.530538     PCI: 00:14.0 child on link 0 USB0 port 0

 1184 14:13:01.540264     PCI: 00:14.0 resource base d1100000 size 10000 align 16 gran 16 limit d110ffff flags 60000201 index 10

 1185 14:13:01.543302      USB0 port 0 child on link 0 USB2 port 0

 1186 14:13:01.546800       USB2 port 0

 1187 14:13:01.547221       USB2 port 1

 1188 14:13:01.550124       USB2 port 2

 1189 14:13:01.550711       USB2 port 4

 1190 14:13:01.553648       USB2 port 8

 1191 14:13:01.554222     PCI: 00:14.1

 1192 14:13:01.557285     PCI: 00:14.2

 1193 14:13:01.566664     PCI: 00:14.2 resource base d1131000 size 1000 align 12 gran 12 limit d1131fff flags 60000201 index 10

 1194 14:13:01.569932     PCI: 00:15.0 child on link 0 I2C: 01:5c

 1195 14:13:01.579938     PCI: 00:15.0 resource base d1132000 size 1000 align 12 gran 12 limit d1132fff flags 60000201 index 10

 1196 14:13:01.583415      I2C: 01:5c

 1197 14:13:01.586398     PCI: 00:15.1 child on link 0 I2C: 02:15

 1198 14:13:01.596425     PCI: 00:15.1 resource base d1133000 size 1000 align 12 gran 12 limit d1133fff flags 60000201 index 10

 1199 14:13:01.600470      I2C: 02:15

 1200 14:13:01.601109     PCI: 00:15.2

 1201 14:13:01.602935     PCI: 00:15.3

 1202 14:13:01.603398     PCI: 00:16.0

 1203 14:13:01.612887     PCI: 00:16.0 resource base d1134000 size 1000 align 12 gran 12 limit d1134fff flags 60000201 index 10

 1204 14:13:01.616673     PCI: 00:16.1

 1205 14:13:01.617276     PCI: 00:16.2

 1206 14:13:01.619486     PCI: 00:16.3

 1207 14:13:01.619922     PCI: 00:16.4

 1208 14:13:01.623024     PCI: 00:17.0

 1209 14:13:01.623524     PCI: 00:19.0

 1210 14:13:01.635994     PCI: 00:19.0 resource base fe034000 size 1000 align 12 gran 12 limit ffffffffffffffff flags c0000200 index 10

 1211 14:13:01.646219     PCI: 00:19.0 resource base d1135000 size 1000 align 12 gran 12 limit d1135fff flags 60000201 index 18

 1212 14:13:01.649482     PCI: 00:19.1 child on link 0 I2C: 03:39

 1213 14:13:01.659286     PCI: 00:19.1 resource base d1136000 size 1000 align 12 gran 12 limit d1136fff flags 60000201 index 10

 1214 14:13:01.662525      I2C: 03:39

 1215 14:13:01.663083      I2C: 03:3a

 1216 14:13:01.665648      I2C: 03:1a

 1217 14:13:01.666121     PCI: 00:19.2

 1218 14:13:01.672667     PCI: 00:1c.0 child on link 0 PCI: 01:00.0

 1219 14:13:01.679957     PCI: 00:1c.0 resource base ef9f size 0 align 12 gran 12 limit ef9f flags 60080102 index 1c

 1220 14:13:01.689204     PCI: 00:1c.0 resource base dfffffff size 0 align 20 gran 20 limit dfffffff flags 60081202 index 24

 1221 14:13:01.703049     PCI: 00:1c.0 resource base d1000000 size 100000 align 20 gran 20 limit d10fffff flags 60080202 index 20

 1222 14:13:01.703665      PCI: 01:00.0

 1223 14:13:01.712162      PCI: 01:00.0 resource base d1000000 size 2000 align 13 gran 13 limit d1001fff flags 60000201 index 10

 1224 14:13:01.715786     PCI: 00:1c.1

 1225 14:13:01.716351     PCI: 00:1c.2

 1226 14:13:01.718701     PCI: 00:1c.3

 1227 14:13:01.719170     PCI: 00:1c.4

 1228 14:13:01.722326     PCI: 00:1c.5

 1229 14:13:01.722796     PCI: 00:1c.6

 1230 14:13:01.725392     PCI: 00:1c.7

 1231 14:13:01.725899     PCI: 00:1d.0

 1232 14:13:01.729183     PCI: 00:1d.1

 1233 14:13:01.729695     PCI: 00:1d.2

 1234 14:13:01.732235     PCI: 00:1d.3

 1235 14:13:01.732697     PCI: 00:1e.0

 1236 14:13:01.742127     PCI: 00:1e.0 resource base d1137000 size 1000 align 12 gran 12 limit d1137fff flags 60000201 index 10

 1237 14:13:01.745540     PCI: 00:1e.1

 1238 14:13:01.748553     PCI: 00:1e.2 child on link 0 SPI: 00

 1239 14:13:01.758887     PCI: 00:1e.2 resource base d1138000 size 1000 align 12 gran 12 limit d1138fff flags 60000201 index 10

 1240 14:13:01.762324      SPI: 00

 1241 14:13:01.762890     PCI: 00:1e.3

 1242 14:13:01.765584     PCI: 00:1e.4

 1243 14:13:01.775346     PCI: 00:1e.4 resource base d1139000 size 1000 align 12 gran 12 limit d1139fff flags 60000201 index 10

 1244 14:13:01.775932     PCI: 00:1e.5

 1245 14:13:01.778423     PCI: 00:1e.6

 1246 14:13:01.788739     PCI: 00:1e.6 resource base d113a000 size 1000 align 12 gran 12 limit d113afff flags 60000201 index 10

 1247 14:13:01.791895     PCI: 00:1f.0 child on link 0 PNP: 0c09.0

 1248 14:13:01.801813     PCI: 00:1f.0 resource base 0 size 1000 align 0 gran 0 limit 0 flags c0000100 index 0

 1249 14:13:01.802375      PNP: 0c09.0

 1250 14:13:01.811703      PNP: 0c09.0 resource base 800 size 1ff align 0 gran 0 limit 0 flags c0000100 index 0

 1251 14:13:01.812174     PCI: 00:1f.1

 1252 14:13:01.815885     PCI: 00:1f.2

 1253 14:13:01.824913     PCI: 00:1f.2 resource base d1128000 size 4000 align 14 gran 14 limit d112bfff flags 60000200 index 10

 1254 14:13:01.834718     PCI: 00:1f.2 resource base fe000000 size 10000 align 0 gran 0 limit 0 flags d0000200 index 48

 1255 14:13:01.845203     PCI: 00:1f.2 resource base 1800 size 100 align 0 gran 0 limit 0 flags c0000100 index 40

 1256 14:13:01.845791     PCI: 00:1f.3

 1257 14:13:01.855099     PCI: 00:1f.3 resource base d112c000 size 4000 align 14 gran 14 limit d112ffff flags 60000201 index 10

 1258 14:13:01.865037     PCI: 00:1f.3 resource base d1110000 size 10000 align 16 gran 16 limit d111ffff flags 60000201 index 20

 1259 14:13:01.867837     PCI: 00:1f.4

 1260 14:13:01.877991     PCI: 00:1f.4 resource base efa0 size 20 align 0 gran 0 limit efbf flags f0000100 index 20

 1261 14:13:01.887399     PCI: 00:1f.4 resource base d113c000 size 100 align 12 gran 8 limit d113c0ff flags 60000201 index 10

 1262 14:13:01.887962     PCI: 00:1f.5

 1263 14:13:01.897957     PCI: 00:1f.5 resource base d113b000 size 1000 align 12 gran 12 limit d113bfff flags 60000200 index 10

 1264 14:13:01.900685     PCI: 00:1f.6

 1265 14:13:01.904125  Done allocating resources.

 1266 14:13:01.907235  BS: BS_DEV_RESOURCES times (us): entry 0 run 2114120 exit 30

 1267 14:13:01.911089  Enabling resources...

 1268 14:13:01.914020  PCI: 00:00.0 subsystem <- 8086/590c

 1269 14:13:01.917514  PCI: 00:00.0 cmd <- 06

 1270 14:13:01.921490  PCI: 00:02.0 subsystem <- 8086/591c

 1271 14:13:01.924184  PCI: 00:02.0 cmd <- 03

 1272 14:13:01.927578  PCI: 00:04.0 cmd <- 02

 1273 14:13:01.930655  PCI: 00:08.0 cmd <- 06

 1274 14:13:01.933814  PCI: 00:14.0 subsystem <- 8086/9d2f

 1275 14:13:01.934283  PCI: 00:14.0 cmd <- 02

 1276 14:13:01.940566  PCI: 00:14.2 subsystem <- 8086/9d31

 1277 14:13:01.941030  PCI: 00:14.2 cmd <- 02

 1278 14:13:01.944244  PCI: 00:15.0 subsystem <- 8086/9d60

 1279 14:13:01.946969  PCI: 00:15.0 cmd <- 06

 1280 14:13:01.950244  PCI: 00:15.1 subsystem <- 8086/9d61

 1281 14:13:01.953620  PCI: 00:15.1 cmd <- 06

 1282 14:13:01.956900  PCI: 00:16.0 subsystem <- 8086/9d3a

 1283 14:13:01.960438  PCI: 00:16.0 cmd <- 02

 1284 14:13:01.963769  PCI: 00:19.0 subsystem <- 8086/9d66

 1285 14:13:01.966821  PCI: 00:19.0 cmd <- 06

 1286 14:13:01.970324  PCI: 00:19.1 subsystem <- 8086/9d65

 1287 14:13:01.973697  PCI: 00:19.1 cmd <- 06

 1288 14:13:01.977316  PCI: 00:1c.0 bridge ctrl <- 0003

 1289 14:13:01.980270  PCI: 00:1c.0 subsystem <- 8086/9d10

 1290 14:13:01.980742  PCI: 00:1c.0 cmd <- 06

 1291 14:13:01.986853  PCI: 00:1e.0 subsystem <- 8086/9d27

 1292 14:13:01.987592  PCI: 00:1e.0 cmd <- 06

 1293 14:13:01.989814  PCI: 00:1e.2 subsystem <- 8086/9d29

 1294 14:13:01.993365  PCI: 00:1e.2 cmd <- 06

 1295 14:13:01.996703  PCI: 00:1e.4 subsystem <- 8086/9d2b

 1296 14:13:01.999500  PCI: 00:1e.4 cmd <- 06

 1297 14:13:02.003097  PCI: 00:1e.6 subsystem <- 8086/9d2d

 1298 14:13:02.006377  PCI: 00:1e.6 cmd <- 06

 1299 14:13:02.009473  PCI: 00:1f.0 subsystem <- 8086/9d4b

 1300 14:13:02.012884  PCI: 00:1f.0 cmd <- 407

 1301 14:13:02.015956  PCI: 00:1f.2 subsystem <- 8086/9d21

 1302 14:13:02.019496  PCI: 00:1f.2 cmd <- 02

 1303 14:13:02.022560  PCI: 00:1f.3 subsystem <- 8086/9d71

 1304 14:13:02.023030  PCI: 00:1f.3 cmd <- 02

 1305 14:13:02.029542  PCI: 00:1f.4 subsystem <- 8086/9d23

 1306 14:13:02.030117  PCI: 00:1f.4 cmd <- 03

 1307 14:13:02.032643  PCI: 00:1f.5 subsystem <- 8086/9d24

 1308 14:13:02.036175  PCI: 00:1f.5 cmd <- 406

 1309 14:13:02.044452  PCI: 01:00.0 subsystem <- 8086/095a

 1310 14:13:02.044940  PCI: 01:00.0 cmd <- 02

 1311 14:13:02.048953  done.

 1312 14:13:02.068148  ME: Version : 11.8.50.3470

 1313 14:13:02.074627  BS: BS_DEV_ENABLE times (us): entry 230 run 139340 exit 21104

 1314 14:13:02.077128  Initializing devices...

 1315 14:13:02.080863  Root Device init ...

 1316 14:13:02.083987  Chrome EC: Set SMI mask to 0x0000000000000001

 1317 14:13:02.091448  Chrome EC: Set S5 LAZY WAKE mask to 0x0000000000000006

 1318 14:13:02.098148  Chrome EC: Set S3 LAZY WAKE mask to 0x0000000010001006

 1319 14:13:02.101684  Chrome EC: Set S0iX LAZY WAKE mask to 0x0000000010001006

 1320 14:13:02.107620  Chrome EC: Set WAKE mask to 0x0000000000000000

 1321 14:13:02.110991  Root Device init finished in 31139 usecs

 1322 14:13:02.114320  CPU_CLUSTER: 0 init ...

 1323 14:13:02.117420  CPU_CLUSTER: 0 init finished in 2444 usecs

 1324 14:13:02.122148  PCI: 00:00.0 init ...

 1325 14:13:02.125359  CPU TDP: 5 Watts

 1326 14:13:02.128912  CPU PL2 = 18 Watts

 1327 14:13:02.131840  PCI: 00:00.0 init finished in 6985 usecs

 1328 14:13:02.135157  PCI: 00:02.0 init ...

 1329 14:13:02.138448  PCI: 00:02.0 init finished in 2251 usecs

 1330 14:13:02.141985  PCI: 00:04.0 init ...

 1331 14:13:02.145302  PCI: 00:04.0 init finished in 2250 usecs

 1332 14:13:02.148369  PCI: 00:08.0 init ...

 1333 14:13:02.151971  PCI: 00:08.0 init finished in 2249 usecs

 1334 14:13:02.155427  PCI: 00:14.0 init ...

 1335 14:13:02.158092  PCI: 00:14.0 init finished in 2249 usecs

 1336 14:13:02.161693  PCI: 00:14.2 init ...

 1337 14:13:02.165118  PCI: 00:14.2 init finished in 2250 usecs

 1338 14:13:02.168391  PCI: 00:15.0 init ...

 1339 14:13:02.171906  DW I2C bus 0 at 0xd1132000 (400 KHz)

 1340 14:13:02.174874  PCI: 00:15.0 init finished in 5969 usecs

 1341 14:13:02.178439  PCI: 00:15.1 init ...

 1342 14:13:02.182282  DW I2C bus 1 at 0xd1133000 (400 KHz)

 1343 14:13:02.185321  PCI: 00:15.1 init finished in 5968 usecs

 1344 14:13:02.187993  PCI: 00:16.0 init ...

 1345 14:13:02.191347  PCI: 00:16.0 init finished in 2249 usecs

 1346 14:13:02.195706  PCI: 00:19.1 init ...

 1347 14:13:02.198751  DW I2C bus 5 at 0xd1136000 (400 KHz)

 1348 14:13:02.205399  PCI: 00:19.1 init finished in 5970 usecs

 1349 14:13:02.206001  PCI: 00:1c.0 init ...

 1350 14:13:02.209096  Initializing PCH PCIe bridge.

 1351 14:13:02.214873  PCI: 00:1c.0 init finished in 5288 usecs

 1352 14:13:02.219510  PCI: 00:1e.4 init ...

 1353 14:13:02.222601  PCI: 00:1e.4 init finished in 2240 usecs

 1354 14:13:02.226195  PCI: 00:1f.0 init ...

 1355 14:13:02.229482  IOAPIC: Initializing IOAPIC at 0xfec00000

 1356 14:13:02.236503  IOAPIC: Bootstrap Processor Local APIC = 0x00

 1357 14:13:02.237078  IOAPIC: ID = 0x02

 1358 14:13:02.239385  IOAPIC: Dumping registers

 1359 14:13:02.243040    reg 0x0000: 0x02000000

 1360 14:13:02.246491    reg 0x0001: 0x00770020

 1361 14:13:02.249401    reg 0x0002: 0x00000000

 1362 14:13:02.252508  PCI: 00:1f.0 init finished in 23487 usecs

 1363 14:13:02.255586  PCI: 00:1f.2 init ...

 1364 14:13:02.256071  RTC Init

 1365 14:13:02.259159  Set power on after power failure.

 1366 14:13:02.262354  Disabling ACPI via APMC:

 1367 14:13:02.267128  done.

 1368 14:13:02.267544  Disabling Deep S3

 1369 14:13:02.270710  Disabling Deep S3

 1370 14:13:02.271068  Enabling Deep S4

 1371 14:13:02.274057  Enabling Deep S4

 1372 14:13:02.274465  Enabling Deep S5

 1373 14:13:02.277669  Enabling Deep S5

 1374 14:13:02.280320  PCI: 00:1f.2 init finished in 23826 usecs

 1375 14:13:02.284015  PCI: 00:1f.4 init ...

 1376 14:13:02.287109  PCI: 00:1f.4 init finished in 2260 usecs

 1377 14:13:02.292369  PCI: 01:00.0 init ...

 1378 14:13:02.295449  PCI: 01:00.0 init finished in 2395 usecs

 1379 14:13:02.299333  PNP: 0c09.0 init ...

 1380 14:13:02.306143  Google Chrome EC: Hello got back 11223344 status (0)

 1381 14:13:02.309150  Google Chrome EC: version:

 1382 14:13:02.312780      ro: rammus_v2.0.387-f0df0fe2e

 1383 14:13:02.316410      rw: rammus_v2.0.425-6e0dd622e

 1384 14:13:02.319327    running image: 1

 1385 14:13:02.323328  EC returned error result code 1

 1386 14:13:02.326333  PNP: 0c09.0 init finished in 24463 usecs

 1387 14:13:02.329564  Devices initialized

 1388 14:13:02.329983  Show all devs... After init.

 1389 14:13:02.332399  Root Device: enabled 1

 1390 14:13:02.336422  CPU_CLUSTER: 0: enabled 1

 1391 14:13:02.339094  DOMAIN: 0000: enabled 1

 1392 14:13:02.339503  APIC: 00: enabled 1

 1393 14:13:02.342756  PCI: 00:00.0: enabled 1

 1394 14:13:02.346113  PCI: 00:02.0: enabled 1

 1395 14:13:02.349206  PCI: 00:14.0: enabled 1

 1396 14:13:02.349643  PCI: 00:14.1: enabled 0

 1397 14:13:02.352356  PCI: 00:14.2: enabled 1

 1398 14:13:02.355972  PCI: 00:15.0: enabled 1

 1399 14:13:02.356494  PCI: 00:15.1: enabled 1

 1400 14:13:02.359257  PCI: 00:15.2: enabled 0

 1401 14:13:02.362393  PCI: 00:15.3: enabled 0

 1402 14:13:02.365713  PCI: 00:16.0: enabled 1

 1403 14:13:02.366242  PCI: 00:16.1: enabled 0

 1404 14:13:02.369327  PCI: 00:16.2: enabled 0

 1405 14:13:02.372132  PCI: 00:16.3: enabled 0

 1406 14:13:02.375617  PCI: 00:16.4: enabled 0

 1407 14:13:02.376034  PCI: 00:17.0: enabled 0

 1408 14:13:02.379420  PCI: 00:19.0: enabled 1

 1409 14:13:02.382531  PCI: 00:19.1: enabled 1

 1410 14:13:02.385784  PCI: 00:19.2: enabled 0

 1411 14:13:02.386351  PCI: 00:1c.0: enabled 1

 1412 14:13:02.388997  PCI: 00:1c.1: enabled 0

 1413 14:13:02.392446  PCI: 00:1c.2: enabled 0

 1414 14:13:02.395526  PCI: 00:1c.3: enabled 0

 1415 14:13:02.395984  PCI: 00:1c.4: enabled 0

 1416 14:13:02.398870  PCI: 00:1c.5: enabled 0

 1417 14:13:02.402028  PCI: 00:1c.6: enabled 0

 1418 14:13:02.402485  PCI: 00:1c.7: enabled 0

 1419 14:13:02.405525  PCI: 00:1d.0: enabled 0

 1420 14:13:02.408740  PCI: 00:1d.1: enabled 0

 1421 14:13:02.412594  PCI: 00:1d.2: enabled 0

 1422 14:13:02.413151  PCI: 00:1d.3: enabled 0

 1423 14:13:02.415525  PCI: 00:1e.0: enabled 1

 1424 14:13:02.418571  PCI: 00:1e.1: enabled 0

 1425 14:13:02.421940  PCI: 00:1e.2: enabled 1

 1426 14:13:02.422555  PCI: 00:1e.3: enabled 0

 1427 14:13:02.425073  PCI: 00:1e.4: enabled 1

 1428 14:13:02.428701  PCI: 00:1e.5: enabled 0

 1429 14:13:02.432022  PCI: 00:1e.6: enabled 1

 1430 14:13:02.432573  PCI: 00:1f.0: enabled 1

 1431 14:13:02.435086  PCI: 00:1f.1: enabled 0

 1432 14:13:02.438531  PCI: 00:1f.2: enabled 1

 1433 14:13:02.441828  PCI: 00:1f.3: enabled 1

 1434 14:13:02.442377  PCI: 00:1f.4: enabled 1

 1435 14:13:02.445210  PCI: 00:1f.5: enabled 1

 1436 14:13:02.448276  PCI: 00:1f.6: enabled 0

 1437 14:13:02.448851  USB0 port 0: enabled 1

 1438 14:13:02.451515  I2C: 01:5c: enabled 1

 1439 14:13:02.454536  I2C: 02:15: enabled 1

 1440 14:13:02.458086  I2C: 03:39: enabled 1

 1441 14:13:02.458541  I2C: 03:3a: enabled 1

 1442 14:13:02.461446  I2C: 03:1a: enabled 1

 1443 14:13:02.465212  PCI: 01:00.0: enabled 1

 1444 14:13:02.465814  SPI: 00: enabled 1

 1445 14:13:02.467956  PNP: 0c09.0: enabled 1

 1446 14:13:02.471240  USB2 port 0: enabled 1

 1447 14:13:02.471695  USB2 port 1: enabled 1

 1448 14:13:02.474602  USB2 port 2: enabled 1

 1449 14:13:02.477822  USB2 port 4: enabled 1

 1450 14:13:02.478300  USB2 port 8: enabled 1

 1451 14:13:02.481162  APIC: 01: enabled 1

 1452 14:13:02.484822  APIC: 02: enabled 1

 1453 14:13:02.485244  APIC: 03: enabled 1

 1454 14:13:02.487941  PCI: 00:04.0: enabled 1

 1455 14:13:02.490784  PCI: 00:08.0: enabled 1

 1456 14:13:02.494721  FMAP: area RW_ELOG found @ 9f0000 (16384 bytes)

 1457 14:13:02.501137  ELOG: NV offset 0x9f0000 size 0x4000

 1458 14:13:02.508031  ELOG: area is 4096 bytes, full threshold 3842, shrink size 1024

 1459 14:13:02.514210  ELOG: Event(17) added with size 13 at 2023-04-20 14:13:02 UTC

 1460 14:13:02.517483  POST: Unexpected post code in previous boot: 0x34

 1461 14:13:02.524125  ELOG: Event(A3) added with size 11 at 2023-04-20 14:13:02 UTC

 1462 14:13:02.530835  ELOG: Event(16) added with size 11 at 2023-04-20 14:13:02 UTC

 1463 14:13:02.534114  Erasing flash addr 9f0000 + 4 KiB

 1464 14:13:02.606544  ELOG: Event(92) added with size 9 at 2023-04-20 14:13:02 UTC

 1465 14:13:02.613296  ELOG: Event(9A) added with size 9 at 2023-04-20 14:13:02 UTC

 1466 14:13:02.619920  ELOG: Event(AD) added with size 10 at 2023-04-20 14:13:02 UTC

 1467 14:13:02.625990  ELOG: Event(9F) added with size 14 at 2023-04-20 14:13:02 UTC

 1468 14:13:02.632891  BS: BS_DEV_INIT times (us): entry 0 run 417435 exit 124774

 1469 14:13:02.639741  ELOG: Event(A1) added with size 10 at 2023-04-20 14:13:02 UTC

 1470 14:13:02.646001  elog_add_boot_reason: Logged recovery mode boot (Dev-switch on), reason: 0x1b

 1471 14:13:02.652837  ELOG: Event(A0) added with size 9 at 2023-04-20 14:13:02 UTC

 1472 14:13:02.659162  elog_add_boot_reason: Logged dev mode boot

 1473 14:13:02.659643  Finalize devices...

 1474 14:13:02.662455  Devices finalized

 1475 14:13:02.665839  FMAP: area RW_NVRAM found @ 9fa000 (24576 bytes)

 1476 14:13:02.672531  BS: BS_POST_DEVICE times (us): entry 25570 run 3959 exit 5205

 1477 14:13:02.679295  BS: BS_OS_RESUME_CHECK times (us): entry 0 run 55 exit 0

 1478 14:13:02.685571  CBFS: 'Master Header Locator' located CBFS at [d00000:ffffc0)

 1479 14:13:02.688564  CBFS: Locating 'fallback/dsdt.aml'

 1480 14:13:02.692308  CBFS: Found @ offset 19af40 size 4691

 1481 14:13:02.698488  CBFS: 'Master Header Locator' located CBFS at [d00000:ffffc0)

 1482 14:13:02.701982  CBFS: Locating 'fallback/slic'

 1483 14:13:02.706351  CBFS: 'fallback/slic' not found.

 1484 14:13:02.712477  ACPI: Writing ACPI tables at 7aa9a000.

 1485 14:13:02.712942  ACPI:    * FACS

 1486 14:13:02.715624  ACPI:    * DSDT

 1487 14:13:02.719557  Ramoops buffer: 0x100000@0x7a999000.

 1488 14:13:02.722218  SGX: not enabled or not supported. skip gnvs fill

 1489 14:13:02.727245  ACPI:    * FADT

 1490 14:13:02.727705  SCI is IRQ9

 1491 14:13:02.734231  ACPI: added table 1/32, length now 40

 1492 14:13:02.734799  ACPI:     * SSDT

 1493 14:13:02.737227  Found 1 CPU(s) with 4 core(s) each.

 1494 14:13:02.744278  \_SB.PCI0.I2C0.H05C: SISC Touchscreen at I2C: 01:5c

 1495 14:13:02.747167  \_SB.PCI0.I2C1.D015: ELAN Touchpad at I2C: 02:15

 1496 14:13:02.753605  \_SB.PCI0.I2C5.MAXR: Maxim MAX98927 Codec address 039h

 1497 14:13:02.760457  \_SB.PCI0.I2C5.MAXL: Maxim MAX98927 Codec address 03ah

 1498 14:13:02.767351  \_SB.PCI0.I2C5.DLG7: Dialog Semiconductor DA7219 Audio Codec address 01ah irq 105

 1499 14:13:02.770132  Error: Could not locate 'wifi_sar' in VPD.

 1500 14:13:02.773631  Error: failed from getting SAR limits!

 1501 14:13:02.780639  \_SB.PCI0.RP01.WIFI: Intel WiFi PCI: 01:00.0

 1502 14:13:02.784101  \_SB.PCI0.SPI0.S001: SPI Device at SPI: 00

 1503 14:13:02.790486  \_SB.PCI0.XHCI.RHUB.HS01: USB Type C Port 1 at USB2 port 0

 1504 14:13:02.797282  \_SB.PCI0.XHCI.RHUB.HS02: USB Type A Port 1 at USB2 port 1

 1505 14:13:02.800571  \_SB.PCI0.XHCI.RHUB.HS03: Bluetooth at USB2 port 2

 1506 14:13:02.806631  \_SB.PCI0.XHCI.RHUB.HS05: USB Type C Port 2 at USB2 port 4

 1507 14:13:02.810254  \_SB.PCI0.XHCI.RHUB.HS09: Camera at USB2 port 8

 1508 14:13:02.813044  ACPI: added table 2/32, length now 44

 1509 14:13:02.816367  ACPI:    * MCFG

 1510 14:13:02.819712  ACPI: added table 3/32, length now 48

 1511 14:13:02.823445  ACPI:    * TPM2

 1512 14:13:02.826602  ACPI: added table 4/32, length now 52

 1513 14:13:02.827184  ACPI:    * MADT

 1514 14:13:02.829882  SCI is IRQ9

 1515 14:13:02.833125  ACPI: added table 5/32, length now 56

 1516 14:13:02.833737  current = 7aa9fa60

 1517 14:13:02.839584  CBFS: 'Master Header Locator' located CBFS at [d00000:ffffc0)

 1518 14:13:02.842807  CBFS: Locating 'dmic-4ch-48khz-16b.bin'

 1519 14:13:02.849854  CBFS: Found @ offset 167000 size ba8

 1520 14:13:02.856288  CBFS: 'Master Header Locator' located CBFS at [d00000:ffffc0)

 1521 14:13:02.859181  CBFS: Locating 'dmic-4ch-48khz-32b.bin'

 1522 14:13:02.862333  CBFS: Found @ offset 19f640 size ba8

 1523 14:13:02.869057  CBFS: 'Master Header Locator' located CBFS at [d00000:ffffc0)

 1524 14:13:02.872713  CBFS: Locating 'dialog-2ch-48khz-24b.bin'

 1525 14:13:02.876308  CBFS: Found @ offset 167cc0 size 64

 1526 14:13:02.882826  CBFS: 'Master Header Locator' located CBFS at [d00000:ffffc0)

 1527 14:13:02.886182  CBFS: Locating 'dialog-2ch-48khz-24b.bin'

 1528 14:13:02.889116  CBFS: Found @ offset 167cc0 size 64

 1529 14:13:02.895916  CBFS: 'Master Header Locator' located CBFS at [d00000:ffffc0)

 1530 14:13:02.902225  CBFS: Locating 'max98927-render-2ch-48khz-24b.bin'

 1531 14:13:02.905649  CBFS: Found @ offset 167c00 size 64

 1532 14:13:02.911948  CBFS: 'Master Header Locator' located CBFS at [d00000:ffffc0)

 1533 14:13:02.915285  CBFS: Locating 'max98927-render-2ch-48khz-16b.bin'

 1534 14:13:02.918710  CBFS: Found @ offset 103f00 size 64

 1535 14:13:02.925193  CBFS: 'Master Header Locator' located CBFS at [d00000:ffffc0)

 1536 14:13:02.932126  CBFS: Locating 'max98927-render-2ch-48khz-16b.bin'

 1537 14:13:02.935458  CBFS: Found @ offset 103f00 size 64

 1538 14:13:02.936196  ACPI:    * NHLT

 1539 14:13:02.942025  ACPI: added table 6/32, length now 60

 1540 14:13:02.942602  ACPI:    * DMAR

 1541 14:13:02.945185  ACPI: added table 7/32, length now 64

 1542 14:13:02.948971  ACPI: * IGD OpRegion

 1543 14:13:02.951721  GMA: Found VBT in CBFS

 1544 14:13:02.952189  GMA: Found valid VBT in CBFS

 1545 14:13:02.955026  current = 7aaa3610

 1546 14:13:02.957953  ACPI: added table 8/32, length now 68

 1547 14:13:02.961654  ACPI:    * HPET

 1548 14:13:02.964713  ACPI: added table 9/32, length now 72

 1549 14:13:02.965288  ACPI: done.

 1550 14:13:02.968185  ACPI tables: 38592 bytes.

 1551 14:13:02.971286  smbios_write_tables: 7a998000

 1552 14:13:02.974529  Create SMBIOS type 17

 1553 14:13:02.977971  PCI: 01:00.0 (Intel WiFi)

 1554 14:13:02.978438  SMBIOS tables: 662 bytes.

 1555 14:13:02.984594  Writing table forward entry at 0x00000500

 1556 14:13:02.991739  Wrote coreboot table at: 00000500, 0x10 bytes, checksum a532

 1557 14:13:02.994533  Writing coreboot table at 0x7aabe000

 1558 14:13:02.997707   0. 0000000000000000-0000000000000fff: CONFIGURATION TABLES

 1559 14:13:03.004310   1. 0000000000001000-000000000009ffff: RAM

 1560 14:13:03.008295   2. 00000000000a0000-00000000000fffff: RESERVED

 1561 14:13:03.013836   3. 0000000000100000-000000007a997fff: RAM

 1562 14:13:03.017879   4. 000000007a998000-000000007ab05fff: CONFIGURATION TABLES

 1563 14:13:03.024022   5. 000000007ab06000-000000007abcffff: RAMSTAGE

 1564 14:13:03.030698   6. 000000007abd0000-000000007affffff: CONFIGURATION TABLES

 1565 14:13:03.034153   7. 000000007b000000-000000007fffffff: RESERVED

 1566 14:13:03.037655   8. 00000000e0000000-00000000e3ffffff: RESERVED

 1567 14:13:03.043933   9. 00000000fe000000-00000000fe00ffff: RESERVED

 1568 14:13:03.047205  10. 00000000fed10000-00000000fed19fff: RESERVED

 1569 14:13:03.053669  11. 00000000fed80000-00000000fed84fff: RESERVED

 1570 14:13:03.057229  12. 00000000fed90000-00000000fed91fff: RESERVED

 1571 14:13:03.060904  13. 0000000100000000-000000017effffff: RAM

 1572 14:13:03.067185  Graphics framebuffer located at 0xc0000000

 1573 14:13:03.070383  Passing 6 GPIOs to payload:

 1574 14:13:03.073863              NAME |       PORT | POLARITY |     VALUE

 1575 14:13:03.080309     write protect |  undefined |     high |       low

 1576 14:13:03.087035          recovery |  undefined |     high |       low

 1577 14:13:03.090338               lid |  undefined |     high |      high

 1578 14:13:03.096873             power |  undefined |     high |       low

 1579 14:13:03.100217             oprom |  undefined |     high |       low

 1580 14:13:03.106920          EC in RW | 0x00000036 |     high |       low

 1581 14:13:03.107566  Board ID: 6

 1582 14:13:03.113523  CBFS: 'Master Header Locator' located CBFS at [d00000:ffffc0)

 1583 14:13:03.120633  Wrote coreboot table at: 7aabe000, 0x5a4 bytes, checksum daa6

 1584 14:13:03.123583  coreboot table: 1468 bytes.

 1585 14:13:03.126831  IMD ROOT    0. 7afff000 00001000

 1586 14:13:03.129818  IMD SMALL   1. 7affe000 00001000

 1587 14:13:03.133507  FSP MEMORY  2. 7abfe000 00400000

 1588 14:13:03.136493  CONSOLE     3. 7abde000 00020000

 1589 14:13:03.140056  TIME STAMP  4. 7abdd000 00000910

 1590 14:13:03.143088  VBOOT       5. 7abdc000 00000c0c

 1591 14:13:03.146829  MRC DATA    6. 7abda000 00001878

 1592 14:13:03.149985  ROMSTG STCK 7. 7abd9000 00000400

 1593 14:13:03.153068  AFTER CAR   8. 7abd0000 00009000

 1594 14:13:03.156604  RAMSTAGE    9. 7ab05000 000cb000

 1595 14:13:03.160251  REFCODE    10. 7aad6000 0002f000

 1596 14:13:03.163303  SMM BACKUP 11. 7aac6000 00010000

 1597 14:13:03.166425  COREBOOT   12. 7aabe000 00008000

 1598 14:13:03.169862  ACPI       13. 7aa9a000 00024000

 1599 14:13:03.173126  ACPI GNVS  14. 7aa99000 00001000

 1600 14:13:03.176192  RAMOOPS    15. 7a999000 00100000

 1601 14:13:03.179453  SMBIOS     16. 7a998000 00000800

 1602 14:13:03.182810  IMD small region:

 1603 14:13:03.186309    IMD ROOT    0. 7affec00 00000400

 1604 14:13:03.189743    FSP RUNTIME 1. 7affebe0 00000004

 1605 14:13:03.192821    VBOOT SEL   2. 7affebc0 00000008

 1606 14:13:03.196586    EC HOSTEVENT 3. 7affeba0 00000008

 1607 14:13:03.199598    POWER STATE 4. 7affeb60 00000040

 1608 14:13:03.203307    ROMSTAGE    5. 7affeb40 00000004

 1609 14:13:03.206194    MEM INFO    6. 7affe980 000001a9

 1610 14:13:03.209224    VPD         7. 7affe900 0000006c

 1611 14:13:03.212589    COREBOOTFWD 8. 7affe8c0 00000028

 1612 14:13:03.216241  MTRR: Physical address space:

 1613 14:13:03.222898  0x0000000000000000 - 0x00000000000a0000 size 0x000a0000 type 6

 1614 14:13:03.229664  0x00000000000a0000 - 0x00000000000c0000 size 0x00020000 type 0

 1615 14:13:03.235903  0x00000000000c0000 - 0x000000007b800000 size 0x7b740000 type 6

 1616 14:13:03.242645  0x000000007b800000 - 0x00000000c0000000 size 0x44800000 type 0

 1617 14:13:03.248908  0x00000000c0000000 - 0x00000000d0000000 size 0x10000000 type 1

 1618 14:13:03.252218  0x00000000d0000000 - 0x0000000100000000 size 0x30000000 type 0

 1619 14:13:03.258859  0x0000000100000000 - 0x000000017f000000 size 0x7f000000 type 6

 1620 14:13:03.265797  MTRR: Fixed MSR 0x250 0x0606060606060606

 1621 14:13:03.269045  MTRR: Fixed MSR 0x258 0x0606060606060606

 1622 14:13:03.272351  MTRR: Fixed MSR 0x259 0x0000000000000000

 1623 14:13:03.275313  MTRR: Fixed MSR 0x268 0x0606060606060606

 1624 14:13:03.278718  MTRR: Fixed MSR 0x269 0x0606060606060606

 1625 14:13:03.285531  MTRR: Fixed MSR 0x26a 0x0606060606060606

 1626 14:13:03.288559  MTRR: Fixed MSR 0x26b 0x0606060606060606

 1627 14:13:03.291754  MTRR: Fixed MSR 0x26c 0x0606060606060606

 1628 14:13:03.295095  MTRR: Fixed MSR 0x26d 0x0606060606060606

 1629 14:13:03.302141  MTRR: Fixed MSR 0x26e 0x0606060606060606

 1630 14:13:03.304937  MTRR: Fixed MSR 0x26f 0x0606060606060606

 1631 14:13:03.308636  call enable_fixed_mtrr()

 1632 14:13:03.311559  CPU physical address size: 39 bits

 1633 14:13:03.318036  MTRR: default type WB/UC MTRR counts: 6/5.

 1634 14:13:03.321829  MTRR: UC selected as default type.

 1635 14:13:03.328039  MTRR: 0 base 0x0000000000000000 mask 0x0000007f80000000 type 6

 1636 14:13:03.331168  MTRR: 1 base 0x000000007b800000 mask 0x0000007fff800000 type 0

 1637 14:13:03.337929  MTRR: 2 base 0x000000007c000000 mask 0x0000007ffc000000 type 0

 1638 14:13:03.344224  MTRR: 3 base 0x00000000c0000000 mask 0x0000007ff0000000 type 1

 1639 14:13:03.351051  MTRR: 4 base 0x0000000100000000 mask 0x0000007f80000000 type 6

 1640 14:13:03.354959  

 1641 14:13:03.355518  MTRR check

 1642 14:13:03.357934  Fixed MTRRs   : Enabled

 1643 14:13:03.358430  Variable MTRRs: Enabled

 1644 14:13:03.358807  

 1645 14:13:03.364631  MTRR: Fixed MSR 0x250 0x0606060606060606

 1646 14:13:03.367844  MTRR: Fixed MSR 0x258 0x0606060606060606

 1647 14:13:03.371079  MTRR: Fixed MSR 0x259 0x0000000000000000

 1648 14:13:03.374325  MTRR: Fixed MSR 0x268 0x0606060606060606

 1649 14:13:03.381264  MTRR: Fixed MSR 0x269 0x0606060606060606

 1650 14:13:03.384266  MTRR: Fixed MSR 0x26a 0x0606060606060606

 1651 14:13:03.387340  MTRR: Fixed MSR 0x26b 0x0606060606060606

 1652 14:13:03.390971  MTRR: Fixed MSR 0x26c 0x0606060606060606

 1653 14:13:03.398062  MTRR: Fixed MSR 0x26d 0x0606060606060606

 1654 14:13:03.401067  MTRR: Fixed MSR 0x26e 0x0606060606060606

 1655 14:13:03.403948  MTRR: Fixed MSR 0x26f 0x0606060606060606

 1656 14:13:03.411382  BS: BS_WRITE_TABLES times (us): entry 0 run 537565 exit 146842

 1657 14:13:03.414567  call enable_fixed_mtrr()

 1658 14:13:03.417970  MTRR: Fixed MSR 0x250 0x0606060606060606

 1659 14:13:03.421124  MTRR: Fixed MSR 0x258 0x0606060606060606

 1660 14:13:03.424324  MTRR: Fixed MSR 0x259 0x0000000000000000

 1661 14:13:03.431622  MTRR: Fixed MSR 0x268 0x0606060606060606

 1662 14:13:03.434500  MTRR: Fixed MSR 0x269 0x0606060606060606

 1663 14:13:03.437714  MTRR: Fixed MSR 0x26a 0x0606060606060606

 1664 14:13:03.440692  MTRR: Fixed MSR 0x26b 0x0606060606060606

 1665 14:13:03.447378  MTRR: Fixed MSR 0x26c 0x0606060606060606

 1666 14:13:03.450714  MTRR: Fixed MSR 0x26d 0x0606060606060606

 1667 14:13:03.454948  MTRR: Fixed MSR 0x26e 0x0606060606060606

 1668 14:13:03.457262  MTRR: Fixed MSR 0x26f 0x0606060606060606

 1669 14:13:03.463996  MTRR: Fixed MSR 0x250 0x0606060606060606

 1670 14:13:03.467297  call enable_fixed_mtrr()

 1671 14:13:03.470496  MTRR: Fixed MSR 0x258 0x0606060606060606

 1672 14:13:03.473850  MTRR: Fixed MSR 0x259 0x0000000000000000

 1673 14:13:03.477577  MTRR: Fixed MSR 0x268 0x0606060606060606

 1674 14:13:03.483752  MTRR: Fixed MSR 0x269 0x0606060606060606

 1675 14:13:03.487234  MTRR: Fixed MSR 0x26a 0x0606060606060606

 1676 14:13:03.490332  MTRR: Fixed MSR 0x26b 0x0606060606060606

 1677 14:13:03.493812  MTRR: Fixed MSR 0x26c 0x0606060606060606

 1678 14:13:03.500919  MTRR: Fixed MSR 0x26d 0x0606060606060606

 1679 14:13:03.503458  MTRR: Fixed MSR 0x26e 0x0606060606060606

 1680 14:13:03.507342  MTRR: Fixed MSR 0x26f 0x0606060606060606

 1681 14:13:03.510353  CPU physical address size: 39 bits

 1682 14:13:03.513233  call enable_fixed_mtrr()

 1683 14:13:03.520129  CBFS: 'Master Header Locator' located CBFS at [d00000:ffffc0)

 1684 14:13:03.523150  CPU physical address size: 39 bits

 1685 14:13:03.526333  CBFS: Locating 'fallback/payload'

 1686 14:13:03.533358  CPU physical address size: 39 bits

 1687 14:13:03.536695  CBFS: Found @ offset 223040 size 360b4

 1688 14:13:03.539628  Checking segment from ROM address 0xfff23078

 1689 14:13:03.543128  Checking segment from ROM address 0xfff23094

 1690 14:13:03.549848  Loading segment from ROM address 0xfff23078

 1691 14:13:03.552554    code (compression=0)

 1692 14:13:03.559128    New segment dstaddr 0x30104020 memsize 0x64d8b0 srcaddr 0xfff230b0 filesize 0x3607c

 1693 14:13:03.568775  Loading Segment: addr: 0x30104020 memsz: 0x000000000064d8b0 filesz: 0x000000000003607c

 1694 14:13:03.569592  it's not compressed!

 1695 14:13:03.656833  [ 0x30104020, 3013a09c, 0x307518d0) <- fff230b0

 1696 14:13:03.663434  Clearing Segment: addr: 0x000000003013a09c memsz: 0x0000000000617834

 1697 14:13:03.670159  Loading segment from ROM address 0xfff23094

 1698 14:13:03.670606    Entry Point 0x30104020

 1699 14:13:03.673615  Loaded segments

 1700 14:13:03.699230  Finalizing chipset.

 1701 14:13:03.705101  ME: Host Firmware Status Register 1 : 0x90000245

 1702 14:13:03.708685  ME: Host Firmware Status Register 2 : 0x6B000306

 1703 14:13:03.715146  ME: Host Firmware Status Register 3 : 0x00000020

 1704 14:13:03.718199  ME: Host Firmware Status Register 4 : 0x00084000

 1705 14:13:03.722120  ME: Host Firmware Status Register 5 : 0x00000000

 1706 14:13:03.728445  ME: Host Firmware Status Register 6 : 0x40000002

 1707 14:13:03.731795  ME: FW Partition Table      : OK

 1708 14:13:03.734990  ME: Bringup Loader Failure  : NO

 1709 14:13:03.737894  ME: Firmware Init Complete  : YES

 1710 14:13:03.741016  ME: Manufacturing Mode      : NO

 1711 14:13:03.744947  ME: Boot Options Present    : NO

 1712 14:13:03.747848  ME: Update In Progress      : NO

 1713 14:13:03.750981  ME: D3 Support              : NO

 1714 14:13:03.754229  ME: D0i3 Support            : YES

 1715 14:13:03.757535  ME: Low Power State Enabled : YES

 1716 14:13:03.761043  ME: CPU Replaced            : NO

 1717 14:13:03.764191  ME: CPU Replacement Valid   : YES

 1718 14:13:03.767553  ME: Current Working State   : Normal

 1719 14:13:03.770948  ME: Current Operation State : M0 with UMA

 1720 14:13:03.777736  ME: Current Operation Mode  : Normal

 1721 14:13:03.780474  ME: Error Code              : No Error

 1722 14:13:03.783881  ME: Progress Phase          : Host Communication

 1723 14:13:03.790366  ME: Power Management Event  : Power cycle reset through Moff

 1724 14:13:03.797259  ME: Progress Phase State    : Host communication established

 1725 14:13:03.800547  ME: Power Down Mitigation   : NO

 1726 14:13:03.803971  ME: FPF status              : fused

 1727 14:13:03.804060  Clearing MCA.

 1728 14:13:03.806924  Finalizing SMM.

 1729 14:13:03.813714  BS: BS_PAYLOAD_LOAD times (us): entry 607 run 262138 exit 135692

 1730 14:13:03.816877  mp_park_aps done after 0 msecs.

 1731 14:13:03.820376  Jumping to boot code at 30104020(7aabe000)

 1732 14:13:03.830267  CPU0: stack: 7ab46000 - 7ab47000, lowest used address 7ab46abc, stack used: 1348 bytes

 1733 14:13:03.830440  

 1734 14:13:03.830506  

 1735 14:13:03.830612  

 1736 14:13:03.833190  Starting depthcharge on rammus...

 1737 14:13:03.833273  

 1738 14:13:03.833609  end: 2.2.3 depthcharge-start (duration 00:00:12) [common]
 1739 14:13:03.833704  start: 2.2.4 bootloader-commands (timeout 00:04:43) [common]
 1740 14:13:03.833814  Setting prompt string to ['rammus:']
 1741 14:13:03.833935  bootloader-commands: Wait for prompt ['rammus:'] (timeout 00:04:43)
 1742 14:13:03.839708  WARNING: can't convert coreboot GPIOs, 'lid' won't be resampled at runtime!

 1743 14:13:03.839822  

 1744 14:13:03.849835  WARNING: can't convert coreboot GPIOs, 'power' won't be resampled at runtime!

 1745 14:13:03.849952  

 1746 14:13:03.856710  The GBB signature is at 0x30004020 and is:  24 47 42 42

 1747 14:13:03.859731  

 1748 14:13:03.863097  [firmware-rammus-11275.B-collabora] Dec 11 2020 10:26:21

 1749 14:13:03.863199  

 1750 14:13:03.863299  

 1751 14:13:03.863390  

 1752 14:13:03.866274  Setting prompt string to ['rammus:', 'Tftp failed.', 'Dhcp release failed.', 'No space left for ramdisk', 'TFTP failed for ramdisk.', 'Dhcp release failed.', 'Out of space adding TFTP server IP to the command line.', 'No network device.', 'Error code \\d+( \\([\\w\\s]+\\))?\\r\\n', '(Bulk read error(.*)){3}']
 1754 14:13:03.967100  rammus: tftpboot 192.168.201.1 10062621/tftp-deploy-swye0wf9/kernel/bzImage 10062621/tftp-deploy-swye0wf9/kernel/cmdline 10062621/tftp-deploy-swye0wf9/ramdisk/ramdisk.cpio.gz

 1755 14:13:03.967273  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}']
 1756 14:13:03.967360  bootloader-commands: Wait for prompt ['Starting kernel', 'Tftp failed.', 'Dhcp release failed.', 'No space left for ramdisk', 'TFTP failed for ramdisk.', 'Dhcp release failed.', 'Out of space adding TFTP server IP to the command line.', 'No network device.', 'Error code \\d+( \\([\\w\\s]+\\))?\\r\\n', '(Bulk read error(.*)){3}'] (timeout 00:04:43)
 1757 14:13:03.971666  tftpboot 192.168.201.1 10062621/tftp-deploy-swye0wf9/kernel/bzIploy-swye0wf9/kernel/cmdline 10062621/tftp-deploy-swye0wf9/ramdisk/ramdisk.cpio.gz

 1758 14:13:03.971765  

 1759 14:13:03.971839  Waiting for link

 1760 14:13:04.481680  

 1761 14:13:04.482263  R8152: Initializing

 1762 14:13:04.482633  

 1763 14:13:04.483946  Version 9 (ocp_data = 6010)

 1764 14:13:04.484407  

 1765 14:13:04.487468  R8152: Done initializing

 1766 14:13:04.488202  

 1767 14:13:04.490972  Adding net device

 1768 14:13:04.690804  

 1769 14:13:04.691375  done.

 1770 14:13:04.691742  

 1771 14:13:04.692089  MAC: 00:e0:4c:68:01:e7

 1772 14:13:04.692422  

 1773 14:13:04.693712  Sending DHCP discover... done.

 1774 14:13:04.694189  

 1775 14:13:04.697131  Waiting for reply... done.

 1776 14:13:04.697672  

 1777 14:13:04.703882  Sending DHCP request... done.

 1778 14:13:04.704352  

 1779 14:13:04.714997  Waiting for reply... done.

 1780 14:13:04.715563  

 1781 14:13:04.715937  My ip is 192.168.201.11

 1782 14:13:04.716283  

 1783 14:13:04.718383  The DHCP server ip is 192.168.201.1

 1784 14:13:04.721365  

 1785 14:13:04.724752  TFTP server IP predefined by user: 192.168.201.1

 1786 14:13:04.725275  

 1787 14:13:04.731361  Bootfile predefined by user: 10062621/tftp-deploy-swye0wf9/kernel/bzImage

 1788 14:13:04.731852  

 1789 14:13:04.734854  Sending tftp read request... done.

 1790 14:13:04.735322  

 1791 14:13:04.742323  Waiting for the transfer... 

 1792 14:13:04.742892  

 1793 14:13:05.019308  00000000 ################################################################

 1794 14:13:05.019437  

 1795 14:13:05.307567  00080000 ################################################################

 1796 14:13:05.307697  

 1797 14:13:05.566680  00100000 ################################################################

 1798 14:13:05.566821  

 1799 14:13:05.829027  00180000 ################################################################

 1800 14:13:05.829159  

 1801 14:13:06.104157  00200000 ################################################################

 1802 14:13:06.104282  

 1803 14:13:06.366810  00280000 ################################################################

 1804 14:13:06.366933  

 1805 14:13:06.626371  00300000 ################################################################

 1806 14:13:06.626498  

 1807 14:13:06.891493  00380000 ################################################################

 1808 14:13:06.891617  

 1809 14:13:07.157043  00400000 ################################################################

 1810 14:13:07.157170  

 1811 14:13:07.430844  00480000 ################################################################

 1812 14:13:07.430999  

 1813 14:13:07.751874  00500000 ################################################################

 1814 14:13:07.752037  

 1815 14:13:08.002597  00580000 ################################################################

 1816 14:13:08.002753  

 1817 14:13:08.272769  00600000 ################################################################

 1818 14:13:08.272923  

 1819 14:13:08.538706  00680000 ################################################################

 1820 14:13:08.538867  

 1821 14:13:08.792335  00700000 ################################################################

 1822 14:13:08.792485  

 1823 14:13:09.067438  00780000 ################################################################

 1824 14:13:09.067593  

 1825 14:13:09.331047  00800000 ################################################################

 1826 14:13:09.331202  

 1827 14:13:09.597253  00880000 ################################################################

 1828 14:13:09.597420  

 1829 14:13:09.871433  00900000 ################################################################

 1830 14:13:09.871563  

 1831 14:13:10.121733  00980000 ################################################################

 1832 14:13:10.121856  

 1833 14:13:10.390903  00a00000 ################################################################

 1834 14:13:10.391025  

 1835 14:13:10.688043  00a80000 ################################################################

 1836 14:13:10.688168  

 1837 14:13:10.938856  00b00000 ################################################################

 1838 14:13:10.938977  

 1839 14:13:11.189322  00b80000 ################################################################

 1840 14:13:11.189504  

 1841 14:13:11.464310  00c00000 ################################################################

 1842 14:13:11.464464  

 1843 14:13:11.715250  00c80000 ################################################################

 1844 14:13:11.715369  

 1845 14:13:11.967619  00d00000 ################################################################

 1846 14:13:11.967764  

 1847 14:13:12.219131  00d80000 ################################################################

 1848 14:13:12.219247  

 1849 14:13:12.470165  00e00000 ################################################################

 1850 14:13:12.470294  

 1851 14:13:12.726830  00e80000 ################################################################

 1852 14:13:12.726988  

 1853 14:13:13.012096  00f00000 ################################################################

 1854 14:13:13.012222  

 1855 14:13:13.078767  00f80000 ################# done.

 1856 14:13:13.078871  

 1857 14:13:13.081914  The bootfile was 16389856 bytes long.

 1858 14:13:13.082004  

 1859 14:13:13.085142  Sending tftp read request... done.

 1860 14:13:13.085236  

 1861 14:13:13.088647  Waiting for the transfer... 

 1862 14:13:13.088778  

 1863 14:13:13.364312  00000000 ################################################################

 1864 14:13:13.364439  

 1865 14:13:13.633687  00080000 ################################################################

 1866 14:13:13.633830  

 1867 14:13:13.895939  00100000 ################################################################

 1868 14:13:13.896062  

 1869 14:13:14.161281  00180000 ################################################################

 1870 14:13:14.161419  

 1871 14:13:14.411827  00200000 ################################################################

 1872 14:13:14.411946  

 1873 14:13:14.662656  00280000 ################################################################

 1874 14:13:14.662784  

 1875 14:13:14.912660  00300000 ################################################################

 1876 14:13:14.912783  

 1877 14:13:15.175764  00380000 ################################################################

 1878 14:13:15.175889  

 1879 14:13:15.436569  00400000 ################################################################

 1880 14:13:15.436714  

 1881 14:13:15.688934  00480000 ################################################################

 1882 14:13:15.689064  

 1883 14:13:15.942632  00500000 ################################################################

 1884 14:13:15.942764  

 1885 14:13:16.200870  00580000 ################################################################

 1886 14:13:16.200992  

 1887 14:13:16.452056  00600000 ################################################################

 1888 14:13:16.452182  

 1889 14:13:16.717271  00680000 ################################################################

 1890 14:13:16.717444  

 1891 14:13:16.998079  00700000 ################################################################

 1892 14:13:16.998204  

 1893 14:13:17.252941  00780000 ################################################################

 1894 14:13:17.253067  

 1895 14:13:17.512030  00800000 ################################################################

 1896 14:13:17.512166  

 1897 14:13:17.802940  00880000 ################################################################

 1898 14:13:17.803074  

 1899 14:13:18.061984  00900000 ################################################################

 1900 14:13:18.062110  

 1901 14:13:18.317970  00980000 ################################################################

 1902 14:13:18.318091  

 1903 14:13:18.400765  00a00000 ###################### done.

 1904 14:13:18.400869  

 1905 14:13:18.404099  Sending tftp read request... done.

 1906 14:13:18.404266  

 1907 14:13:18.407477  Waiting for the transfer... 

 1908 14:13:18.407651  

 1909 14:13:18.407734  00000000 # done.

 1910 14:13:18.407807  

 1911 14:13:18.417570  Command line loaded dynamically from TFTP file: 10062621/tftp-deploy-swye0wf9/kernel/cmdline

 1912 14:13:18.417752  

 1913 14:13:18.440714  The command line is: earlyprintk=uart8250,mmio32,0xde000000,115200n8  console=ttyS0,115200n8 root=/dev/nfs rw nfsroot=192.168.201.1:/var/lib/lava/dispatcher/tmp/10062621/extract-nfsrootfs-lc0rmr02,tcp,hard ip=dhcp tftpserverip=192.168.201.1

 1914 14:13:18.448304  

 1915 14:13:18.450983  Shutting down all USB controllers.

 1916 14:13:18.451455  

 1917 14:13:18.451823  Removing current net device

 1918 14:13:18.452166  

 1919 14:13:18.454380  Finalizing coreboot

 1920 14:13:18.454849  

 1921 14:13:18.461565  Exiting depthcharge with code 4 at timestamp: 20952547

 1922 14:13:18.462132  

 1923 14:13:18.462501  

 1924 14:13:18.462842  Starting kernel ...

 1925 14:13:18.463176  

 1926 14:13:18.463499  

 1927 14:13:18.464879  end: 2.2.4 bootloader-commands (duration 00:00:15) [common]
 1928 14:13:18.465433  start: 2.2.5 auto-login-action (timeout 00:04:28) [common]
 1929 14:13:18.465873  Setting prompt string to ['Linux version [0-9]']
 1930 14:13:18.466253  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}']
 1931 14:13:18.466647  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)
 1932 14:13:20.885155  

 1933 14:13:20.886279  start: 2.2.5.1 login-action (timeout 00:04:26) [common]
 1934 14:13:20.886780  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 14:13:20.887304  Setting prompt string to ['-\\[ cut here \\]', 'Unhandled fault', 'BUG: KCSAN:', 'BUG: KASAN:', 'BUG: KFENCE:', 'Oops(?: -|:)', 'WARNING:', '(kernel BUG at|BUG:)', 'invalid opcode:', 'Kernel panic - not syncing']
 1936 14:13:20.887803  Using line separator: #'\n'#
 1937 14:13:20.888217  No login prompt set.
 1938 14:13:20.888668  Parsing kernel messages
 1939 14:13:20.889077  ['-\\[ cut here \\]', 'Unhandled fault', 'BUG: KCSAN:', 'BUG: KASAN:', 'BUG: KFENCE:', 'Oops(?: -|:)', 'WARNING:', '(kernel BUG at|BUG:)', 'invalid opcode:', 'Kernel panic - not syncing', '/ #', 'Login timed out', 'Login incorrect']
 1940 14:13:20.890115  [login-action] Waiting for messages, (timeout 00:04:26)
 1941 14:13:20.904713  [    0.000000] Linux version 5.10.178-cip31 (KernelCI@build-j1380617-x86-64-gcc-10-x86-64-defconfig-x86-chromebontb8n) (gcc (Debian 10.2.1-6) 10.2.1 20210110, GNU ld (GNU Binutils for Debian) 2.35.2) #1 SMP Thu Apr 20 13:58:13 UTC 2023

 1942 14:13:20.931034  [    0.000000] Command line: earlyprintk=uart8250,mmio32,0xde000000,115200n8  console=ttyS0,115200n8 root=/dev/nfs rw nfsroot=192.168.201.1:/var/lib/lava/dispatcher/tmp/10062621/extract-nfsrootfs-lc0rmr02,tcp,hard ip=dhcp tftpserverip=192.168.201.1

 1943 14:13:20.937579  [    0.000000] x86/fpu: Supporting XSAVE feature 0x001: 'x87 floating point registers'

 1944 14:13:20.947660  [    0.000000] x86/fpu: Supporting XSAVE feature 0x002: 'SSE registers'

 1945 14:13:20.954206  [    0.000000] x86/fpu: Supporting XSAVE feature 0x004: 'AVX registers'

 1946 14:13:20.961059  [    0.000000] x86/fpu: Supporting XSAVE feature 0x008: 'MPX bounds registers'

 1947 14:13:20.967260  [    0.000000] x86/fpu: Supporting XSAVE feature 0x010: 'MPX CSR'

 1948 14:13:20.973793  [    0.000000] x86/fpu: xstate_offset[2]:  576, xstate_sizes[2]:  256

 1949 14:13:20.980789  [    0.000000] x86/fpu: xstate_offset[3]:  832, xstate_sizes[3]:   64

 1950 14:13:20.987303  [    0.000000] x86/fpu: xstate_offset[4]:  896, xstate_sizes[4]:   64

 1951 14:13:21.000340  [    0.000000] x86/fpu: Enabled xstate features 0x1f, context size is 960 bytes, using 'compacted' format.

 1952 14:13:21.003530  [    0.000000] BIOS-provided physical RAM map:

 1953 14:13:21.010102  [    0.000000] BIOS-e820: [mem 0x0000000000000000-0x0000000000000fff] type 16

 1954 14:13:21.019798  [    0.000000] BIOS-e820: [mem 0x0000000000001000-0x000000000009ffff] usable

 1955 14:13:21.026686  [    0.000000] BIOS-e820: [mem 0x00000000000a0000-0x00000000000fffff] reserved

 1956 14:13:21.032873  [    0.000000] BIOS-e820: [mem 0x0000000000100000-0x000000007a997fff] usable

 1957 14:13:21.042648  [    0.000000] BIOS-e820: [mem 0x000000007a998000-0x000000007affffff] type 16

 1958 14:13:21.049621  [    0.000000] BIOS-e820: [mem 0x000000007b000000-0x000000007fffffff] reserved

 1959 14:13:21.059430  [    0.000000] BIOS-e820: [mem 0x00000000e0000000-0x00000000e3ffffff] reserved

 1960 14:13:21.065769  [    0.000000] BIOS-e820: [mem 0x00000000fe000000-0x00000000fe00ffff] reserved

 1961 14:13:21.072775  [    0.000000] BIOS-e820: [mem 0x00000000fed10000-0x00000000fed19fff] reserved

 1962 14:13:21.082169  [    0.000000] BIOS-e820: [mem 0x00000000fed80000-0x00000000fed84fff] reserved

 1963 14:13:21.088932  [    0.000000] BIOS-e820: [mem 0x00000000fed90000-0x00000000fed91fff] reserved

 1964 14:13:21.095658  [    0.000000] BIOS-e820: [mem 0x0000000100000000-0x000000017effffff] usable

 1965 14:13:21.102311  [    0.000000] NX (Execute Disable) protection: active

 1966 14:13:21.105306  [    0.000000] SMBIOS 2.7 present.

 1967 14:13:21.112021  [    0.000000] DMI: Google Rammus/Rammus, BIOS  09/04/2020

 1968 14:13:21.115240  [    0.000000] tsc: Detected 1600.000 MHz processor

 1969 14:13:21.121685  [    0.000000] tsc: Detected 1599.960 MHz TSC

 1970 14:13:21.128446  [    0.000055] last_pfn = 0x17f000 max_arch_pfn = 0x400000000

 1971 14:13:21.135437  [    0.001390] x86/PAT: Configuration [0-7]: WB  WC  UC- UC  WB  WP  UC- WT  

 1972 14:13:21.141645  [    0.007149] last_pfn = 0x7a998 max_arch_pfn = 0x400000000

 1973 14:13:21.148150  [    0.026298] check: Scanning 1 areas for low memory corruption

 1974 14:13:21.151385  [    0.026311] Using GB pages for direct mapping

 1975 14:13:21.157921  [    0.027142] RAMDISK: [mem 0x375d5000-0x37ffffff]

 1976 14:13:21.164562  [    0.027150] ACPI: Early table checksum verification disabled

 1977 14:13:21.171325  [    0.027158] ACPI: RSDP 0x00000000000F0000 000024 (v02 CORE  )

 1978 14:13:21.180970  [    0.027171] ACPI: XSDT 0x000000007AA9A0E0 00006C (v01 CORE   COREBOOT 00000000 CORE 00000000)

 1979 14:13:21.190690  [    0.027188] ACPI: FACP 0x000000007AA9E970 0000F4 (v04 CORE   COREBOOT 00000000 CORE 00000000)

 1980 14:13:21.197555  [    0.027205] ACPI: DSDT 0x000000007AA9A280 0046E3 (v05 COREv4 COREBOOT 20110725 INTL 20180531)

 1981 14:13:21.204296  [    0.027218] ACPI: FACS 0x000000007AA9A240 000040

 1982 14:13:21.210724  [    0.027229] ACPI: FACS 0x000000007AA9A240 000040

 1983 14:13:21.220618  [    0.027240] ACPI: SSDT 0x000000007AA9EA70 000EFA (v02 CORE   COREBOOT 0000002A CORE 0000002A)

 1984 14:13:21.227556  [    0.027252] ACPI: MCFG 0x000000007AA9F970 00003C (v01 CORE   COREBOOT 00000000 CORE 00000000)

 1985 14:13:21.236953  [    0.027265] ACPI: TPM2 0x000000007AA9F9B0 000040 (v04 CORE   COREBOOT 00000000 CORE 00000000)

 1986 14:13:21.246787  [    0.027277] ACPI: APIC 0x000000007AA9F9F0 00006C (v02 CORE   COREBOOT 00000000 CORE 00000000)

 1987 14:13:21.256736  [    0.027289] ACPI: NHLT 0x000000007AA9FA60 001B1C (v05 GOOGLE RAMMUS   00000000 CORE 00000000)

 1988 14:13:21.266306  [    0.027301] ACPI: DMAR 0x000000007AAA1580 000088 (v01 CORE   COREBOOT 00000000 CORE 00000000)

 1989 14:13:21.276658  [    0.027313] ACPI: DBG2 0x000000007AAA3610 000061 (v00 CORE   COREBOOT 00000000 CORE 00000000)

 1990 14:13:21.286362  [    0.027325] ACPI: HPET 0x000000007AAA3680 000038 (v01 CORE   COREBOOT 00000000 CORE 00000000)

 1991 14:13:21.292926  [    0.027337] ACPI: Reserving FACP table memory at [mem 0x7aa9e970-0x7aa9ea63]

 1992 14:13:21.302358  [    0.027342] ACPI: Reserving DSDT table memory at [mem 0x7aa9a280-0x7aa9e962]

 1993 14:13:21.309233  [    0.027347] ACPI: Reserving FACS table memory at [mem 0x7aa9a240-0x7aa9a27f]

 1994 14:13:21.319353  [    0.027352] ACPI: Reserving FACS table memory at [mem 0x7aa9a240-0x7aa9a27f]

 1995 14:13:21.325680  [    0.027356] ACPI: Reserving SSDT table memory at [mem 0x7aa9ea70-0x7aa9f969]

 1996 14:13:21.332146  [    0.027361] ACPI: Reserving MCFG table memory at [mem 0x7aa9f970-0x7aa9f9ab]

 1997 14:13:21.342039  [    0.027366] ACPI: Reserving TPM2 table memory at [mem 0x7aa9f9b0-0x7aa9f9ef]

 1998 14:13:21.348490  [    0.027371] ACPI: Reserving APIC table memory at [mem 0x7aa9f9f0-0x7aa9fa5b]

 1999 14:13:21.358764  [    0.027375] ACPI: Reserving NHLT table memory at [mem 0x7aa9fa60-0x7aaa157b]

 2000 14:13:21.365582  [    0.027380] ACPI: Reserving DMAR table memory at [mem 0x7aaa1580-0x7aaa1607]

 2001 14:13:21.371665  [    0.027385] ACPI: Reserving DBG2 table memory at [mem 0x7aaa3610-0x7aaa3670]

 2002 14:13:21.381345  [    0.027390] ACPI: Reserving HPET table memory at [mem 0x7aaa3680-0x7aaa36b7]

 2003 14:13:21.385337  [    0.027529] No NUMA configuration found

 2004 14:13:21.391439  [    0.027534] Faking a node at [mem 0x0000000000000000-0x000000017effffff]

 2005 14:13:21.397995  [    0.027544] NODE_DATA(0) allocated [mem 0x17effa000-0x17effdfff]

 2006 14:13:21.401402  [    0.027590] Zone ranges:

 2007 14:13:21.407665  [    0.027595]   DMA      [mem 0x0000000000001000-0x0000000000ffffff]

 2008 14:13:21.414031  [    0.027603]   DMA32    [mem 0x0000000001000000-0x00000000ffffffff]

 2009 14:13:21.424488  [    0.027610]   Normal   [mem 0x0000000100000000-0x000000017effffff]

 2010 14:13:21.427286  [    0.027617] Movable zone start for each node

 2011 14:13:21.431014  [    0.027622] Early memory node ranges

 2012 14:13:21.437026  [    0.027627]   node   0: [mem 0x0000000000001000-0x000000000009ffff]

 2013 14:13:21.447388  [    0.027632]   node   0: [mem 0x0000000000100000-0x000000007a997fff]

 2014 14:13:21.454043  [    0.027637]   node   0: [mem 0x0000000100000000-0x000000017effffff]

 2015 14:13:21.460772  [    0.027643] Initmem setup node 0 [mem 0x0000000000001000-0x000000017effffff]

 2016 14:13:21.467300  [    0.027678] On node 0, zone DMA: 1 pages in unavailable ranges

 2017 14:13:21.473577  [    0.027724] On node 0, zone DMA: 96 pages in unavailable ranges

 2018 14:13:21.480212  [    0.039452] On node 0, zone Normal: 22120 pages in unavailable ranges

 2019 14:13:21.486334  [    0.039545] On node 0, zone Normal: 4096 pages in unavailable ranges

 2020 14:13:21.496907  [    0.039572] Reserving Intel graphics memory at [mem 0x7c000000-0x7fffffff]

 2021 14:13:21.499951  [    0.039934] ACPI: PM-Timer IO Port: 0x1808

 2022 14:13:21.510034  [    0.039990] IOAPIC[0]: apic_id 2, version 32, address 0xfec00000, GSI 0-119

 2023 14:13:21.516682  [    0.040003] ACPI: INT_SRC_OVR (bus 0 bus_irq 0 global_irq 2 dfl dfl)

 2024 14:13:21.522943  [    0.040010] ACPI: INT_SRC_OVR (bus 0 bus_irq 9 global_irq 9 high level)

 2025 14:13:21.529218  [    0.040024] Using ACPI (MADT) for SMP configuration information

 2026 14:13:21.536174  [    0.040031] ACPI: HPET id: 0x8086a701 base: 0xfed00000

 2027 14:13:21.539400  [    0.040039] TSC deadline timer available

 2028 14:13:21.546196  [    0.040044] smpboot: Allowing 4 CPUs, 0 hotplug CPUs

 2029 14:13:21.552316  [    0.040075] PM: hibernation: Registered nosave memory: [mem 0x00000000-0x00000fff]

 2030 14:13:21.561941  [    0.040081] PM: hibernation: Registered nosave memory: [mem 0x000a0000-0x000fffff]

 2031 14:13:21.572064  [    0.040088] PM: hibernation: Registered nosave memory: [mem 0x7a998000-0x7affffff]

 2032 14:13:21.578902  [    0.040092] PM: hibernation: Registered nosave memory: [mem 0x7b000000-0x7fffffff]

 2033 14:13:21.588350  [    0.040097] PM: hibernation: Registered nosave memory: [mem 0x80000000-0xdfffffff]

 2034 14:13:21.595120  [    0.040101] PM: hibernation: Registered nosave memory: [mem 0xe0000000-0xe3ffffff]

 2035 14:13:21.605200  [    0.040106] PM: hibernation: Registered nosave memory: [mem 0xe4000000-0xfdffffff]

 2036 14:13:21.611141  [    0.040110] PM: hibernation: Registered nosave memory: [mem 0xfe000000-0xfe00ffff]

 2037 14:13:21.620926  [    0.040114] PM: hibernation: Registered nosave memory: [mem 0xfe010000-0xfed0ffff]

 2038 14:13:21.631009  [    0.040119] PM: hibernation: Registered nosave memory: [mem 0xfed10000-0xfed19fff]

 2039 14:13:21.638038  [    0.040123] PM: hibernation: Registered nosave memory: [mem 0xfed1a000-0xfed7ffff]

 2040 14:13:21.647826  [    0.040128] PM: hibernation: Registered nosave memory: [mem 0xfed80000-0xfed84fff]

 2041 14:13:21.654416  [    0.040132] PM: hibernation: Registered nosave memory: [mem 0xfed85000-0xfed8ffff]

 2042 14:13:21.664195  [    0.040136] PM: hibernation: Registered nosave memory: [mem 0xfed90000-0xfed91fff]

 2043 14:13:21.670511  [    0.040141] PM: hibernation: Registered nosave memory: [mem 0xfed92000-0xffffffff]

 2044 14:13:21.680616  [    0.040149] [mem 0x80000000-0xdfffffff] available for PCI devices

 2045 14:13:21.690269  [    0.040157] clocksource: refined-jiffies: mask: 0xffffffff max_cycles: 0xffffffff, max_idle_ns: 1910969940391419 ns

 2046 14:13:21.700549  [    0.057587] setup_percpu: NR_CPUS:64 nr_cpumask_bits:64 nr_cpu_ids:4 nr_node_ids:1

 2047 14:13:21.706792  [    0.057880] percpu: Embedded 59 pages/cpu s200848 r8192 d32624 u524288

 2048 14:13:21.713515  [    0.057964] Built 1 zonelists, mobility grouping on.  Total pages: 1006266

 2049 14:13:21.716822  [    0.057969] Policy zone: Normal

 2050 14:13:21.743173  [    0.057984] Kernel command line: earlyprintk=uart8250,mmio32,0xde000000,115200n8  console=ttyS0,115200n8 root=/dev/nfs rw nfsroot=192.168.201.1:/var/lib/lava/dispatcher/tmp/10062621/extract-nfsrootfs-lc0rmr02,tcp,hard ip=dhcp tftpserverip=192.168.201.1

 2051 14:13:21.752873  [    0.058563] Dentry cache hash table entries: 524288 (order: 10, 4194304 bytes, linear)

 2052 14:13:21.760310  [    0.058827] Inode-cache hash table entries: 262144 (order: 9, 2097152 bytes, linear)

 2053 14:13:21.766103  [    0.058921] mem auto-init: stack:off, heap alloc:off, heap free:off

 2054 14:13:21.782214  [    0.081152] Memory: 3878180K/4089052K available (22546K kernel code, 3691K rwdata, 9376K rodata, 2144K init, 14104K bss, 210612K reserved, 0K cma-reserved)

 2055 14:13:21.789268  [    0.081307] SLUB: HWalign=64, Order=0-3, MinObjects=0, CPUs=4, Nodes=1

 2056 14:13:21.795344  [    0.081367] Kernel/User page tables isolation: enabled

 2057 14:13:21.802160  [    0.081458] ftrace: allocating 60731 entries in 238 pages

 2058 14:13:21.808536  [    0.150150] ftrace: allocated 238 pages with 6 groups

 2059 14:13:21.812184  [    0.150452] Running RCU self tests

 2060 14:13:21.815144  [    0.150468] rcu: Hierarchical RCU implementation.

 2061 14:13:21.822255  [    0.150473] rcu: 	RCU event tracing is enabled.

 2062 14:13:21.828883  [    0.150477] rcu: 	RCU lockdep checking is enabled.

 2063 14:13:21.834946  [    0.150482] rcu: 	RCU restricting CPUs from NR_CPUS=64 to nr_cpu_ids=4.

 2064 14:13:21.838403  [    0.150487] 	Rude variant of Tasks RCU enabled.

 2065 14:13:21.844954  [    0.150491] 	Tracing variant of Tasks RCU enabled.

 2066 14:13:21.855112  [    0.150496] rcu: RCU calculated value of scheduler-enlistment delay is 100 jiffies.

 2067 14:13:21.861246  [    0.150501] rcu: Adjusting geometry for rcu_fanout_leaf=16, nr_cpu_ids=4

 2068 14:13:21.868151  [    0.161925] NR_IRQS: 4352, nr_irqs: 1024, preallocated irqs: 16

 2069 14:13:21.871502  [    0.162438] random: crng init done

 2070 14:13:21.877747  [    0.162556] Console: colour dummy device 80x25

 2071 14:13:21.880880  [    0.237844] printk: console [ttyS0] enabled

 2072 14:13:21.891159  [    0.238213] Lock dependency validator: Copyright (c) 2006 Red Hat, Inc., Ingo Molnar

 2073 14:13:21.894287  [    0.238876] ... MAX_LOCKDEP_SUBCLASSES:  8

 2074 14:13:21.901165  [    0.239237] ... MAX_LOCK_DEPTH:          48

 2075 14:13:21.904376  [    0.239605] ... MAX_LOCKDEP_KEYS:        8192

 2076 14:13:21.907526  [    0.239987] ... CLASSHASH_SIZE:          4096

 2077 14:13:21.913915  [    0.240370] ... MAX_LOCKDEP_ENTRIES:     32768

 2078 14:13:21.920589  [    0.240759] ... MAX_LOCKDEP_CHAINS:      65536

 2079 14:13:21.924082  [    0.241149] ... CHAINHASH_SIZE:          32768

 2080 14:13:21.930377  [    0.241538]  memory used by lock dependency info: 6365 kB

 2081 14:13:21.936894  [    0.242006]  memory used for stack traces: 4224 kB

 2082 14:13:21.940072  [    0.242424]  per task-struct memory footprint: 1920 bytes

 2083 14:13:21.947271  [    0.242952] ACPI: Core revision 20200925

 2084 14:13:21.954002  [    0.243525] hpet: HPET dysfunctional in PC10. Force disabled.

 2085 14:13:21.956781  [    0.244025] APIC: Switch to symmetric I/O mode setup

 2086 14:13:21.970235  [    0.248446] clocksource: tsc-early: mask: 0xffffffffffffffff max_cycles: 0x170fff30cc4, max_idle_ns: 440795237869 ns

 2087 14:13:21.983268  [    0.249368] Calibrating delay loop (skipped), value calculated using timer frequency.. 3199.92 BogoMIPS (lpj=1599960)

 2088 14:13:21.986039  [    0.250275] pid_max: default: 32768 minimum: 301

 2089 14:13:21.993003  [    0.250350] LSM: Security Framework initializing

 2090 14:13:21.996179  [    0.250350] SELinux:  Initializing.

 2091 14:13:21.999505  [    0.250350] LSM support for eBPF active

 2092 14:13:22.009135  [    0.250350] Mount-cache hash table entries: 8192 (order: 4, 65536 bytes, linear)

 2093 14:13:22.015741  [    0.250350] Mountpoint-cache hash table entries: 8192 (order: 4, 65536 bytes, linear)

 2094 14:13:22.022481  [    0.250350] mce: CPU0: Thermal monitoring enabled (TM1)

 2095 14:13:22.029126  [    0.250350] process: using mwait in idle threads

 2096 14:13:22.035003  [    0.250350] Last level iTLB entries: 4KB 64, 2MB 8, 4MB 8

 2097 14:13:22.042047  [    0.250350] Last level dTLB entries: 4KB 64, 2MB 0, 4MB 0, 1GB 4

 2098 14:13:22.051645  [    0.250350] Spectre V1 : Mitigation: usercopy/swapgs barriers and __user pointer sanitization

 2099 14:13:22.055686  [    0.250350] Spectre V2 : Mitigation: IBRS

 2100 14:13:22.064768  [    0.250350] Spectre V2 : Spectre v2 / SpectreRSB mitigation: Filling RSB on context switch

 2101 14:13:22.071679  [    0.250350] Spectre V2 : Spectre v2 / SpectreRSB : Filling RSB on VMEXIT

 2102 14:13:22.074909  [    0.250350] RETBleed: Mitigation: IBRS

 2103 14:13:22.084431  [    0.250350] Spectre V2 : mitigation: Enabling conditional Indirect Branch Prediction Barrier

 2104 14:13:22.094958  [    0.250350] Spectre V2 : User space: Mitigation: STIBP via seccomp and prctl

 2105 14:13:22.104490  [    0.250350] Speculative Store Bypass: Mitigation: Speculative Store Bypass disabled via prctl and seccomp

 2106 14:13:22.111603  [    0.250350] MDS: Vulnerable: Clear CPU buffers attempted, no microcode

 2107 14:13:22.121135  [    0.250350] MMIO Stale Data: Vulnerable: Clear CPU buffers attempted, no microcode

 2108 14:13:22.124353  [    0.250350] SRBDS: Vulnerable: No microcode

 2109 14:13:22.127873  Setting prompt string to ['-+\\[ end trace \\w* \\]-+[^\\n]*\\r', '/ #', 'Login timed out', 'Login incorrect']
 2110 14:13:22.130428  [    0.250350] ------------[ cut here ]------------

 2111 14:13:22.140460  [    0.250350] missing return thunk: lkdtm_rodata_do_nothing+0x0/0x10-lkdtm_rodata_do_nothing+0x5/0x10: e9 00 00 00 00

 2112 14:13:22.150956  [    0.250350] WARNING: CPU: 0 PID: 0 at arch/x86/kernel/alternative.c:712 apply_returns+0x1f5/0x220

 2113 14:13:22.153776  [    0.250350] Modules linked in:

 2114 14:13:22.163593  [    0.250350] CPU: 0 PID: 0 Comm: swapper/0 Not tainted 5.10.178-cip31 #1

 2115 14:13:22.170719  [    0.250350] Hardware name: Google Rammus/Rammus, BIOS  09/04/2020

 2116 14:13:22.173531  [    0.250350] RIP: 0010:apply_returns+0x1f5/0x220

 2117 14:13:22.196629  [    0.250350] Code: 46 02 00 0f 85 e1 fe ff ff 49 89 e8 b9 05 00 00 00 4c 89 f2 48 89 ee 48 c7 c7 00 55 6f 8d c6 05 2b ee 46 02 01 e8 e4 aa 10 01 <0f> 0b e9 b9 fe ff ff 44 89 f9 c7 00 cc cc cc cc c7 44 08 fc cc cc

 2118 14:13:22.199903  [    0.250350] RSP: 0000:ffffffff8da03de0 EFLAGS: 00010282

 2119 14:13:22.209478  [    0.250350] RAX: 0000000000000000 RBX: ffffffff8e609018 RCX: 0000000000000000

 2120 14:13:22.216559  [    0.250350] RDX: 0000000000000000 RSI: 0000000000000000 RDI: ffffffff8b977b21

 2121 14:13:22.226812  [    0.250350] RBP: ffffffff8d37e540 R08: 0000000000000001 R09: 0000000000000001

 2122 14:13:22.232607  [    0.250350] R10: ffffffff8da8fe40 R11: 3fffffffffffffff R12: ffffffff8e6210ac

 2123 14:13:22.242452  [    0.250350] R13: cccccccccccccccc R14: ffffffff8d37e545 R15: 0000000000000004

 2124 14:13:22.249128  [    0.250350] FS:  0000000000000000(0000) GS:ffff8c057ac00000(0000) knlGS:0000000000000000

 2125 14:13:22.255739  [    0.250350] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033

 2126 14:13:22.265557  [    0.250350] CR2: ffff8c057efff000 CR3: 000000002d826001 CR4: 00000000003706f0

 2127 14:13:22.268912  [    0.250350] Call Trace:

 2128 14:13:22.271961  [    0.250350]  alternative_instructions+0x7d/0x143

 2129 14:13:22.275503  [    0.250350]  check_bugs+0xe9f/0xefb

 2130 14:13:22.281927  [    0.250350]  start_kernel+0x517/0x54d

 2131 14:13:22.285556  [    0.250350]  secondary_startup_64_no_verify+0xc2/0xcb

 2132 14:13:22.288821  [    0.250350] irq event stamp: 198695

 2133 14:13:22.298455  [    0.250350] hardirqs last  enabled at (198703): [<ffffffff8b977b21>] console_unlock+0x4d1/0x5f0

 2134 14:13:22.308060  [    0.250350] hardirqs last disabled at (198710): [<ffffffff8b977a94>] console_unlock+0x444/0x5f0

 2135 14:13:22.321885  [    0.250350] softirqs last  enabled at (1812): [<ffffffff8b9cef5b>] cgroup_idr_alloc.constprop.0+0x5b/0xe0

 2136 14:13:22.331238  [    0.250350] softirqs last disabled at (1810): [<ffffffff8b9cef2e>] cgroup_idr_alloc.constprop.0+0x2e/0xe0

 2137 14:13:22.334608  [    0.250350] ---[ end trace 7e1796e8a934a108 ]---

 2138 14:13:22.335462  Setting prompt string to ['-\\[ cut here \\]', 'Unhandled fault', 'BUG: KCSAN:', 'BUG: KASAN:', 'BUG: KFENCE:', 'Oops(?: -|:)', 'WARNING:', '(kernel BUG at|BUG:)', 'invalid opcode:', 'Kernel panic - not syncing', '/ #', 'Login timed out', 'Login incorrect']
 2139 14:13:22.336004  login-action: kernel 'warning'
 2140 14:13:22.336401  [login-action] Waiting for messages, (timeout 00:04:24)
 2141 14:13:22.341290  [    0.250350] Freeing SMP alternatives memory: 48K

 2142 14:13:22.351107  [    0.250350] smpboot: CPU0: Intel(R) Core(TM) m3-8100Y CPU @ 1.10GHz (family: 0x6, model: 0x8e, stepping: 0x9)

 2143 14:13:22.364379  [    0.251213] Performance Events: PEBS fmt3+, Skylake events, 32-deep LBR, full-width counters, Intel PMU driver.

 2144 14:13:22.367328  [    0.251369] ... version:                4

 2145 14:13:22.374642  [    0.251726] ... bit width:              48

 2146 14:13:22.377577  [    0.252089] ... generic registers:      4

 2147 14:13:22.383829  [    0.252357] ... value mask:             0000ffffffffffff

 2148 14:13:22.390677  [    0.252822] ... max period:             00007fffffffffff

 2149 14:13:22.393973  [    0.253284] ... fixed-purpose events:   3

 2150 14:13:22.400978  [    0.253356] ... event mask:             000000070000000f

 2151 14:13:22.403555  [    0.254471] rcu: Hierarchical SRCU implementation.

 2152 14:13:22.410202  [    0.257138] smp: Bringing up secondary CPUs ...

 2153 14:13:22.413749  [    0.258202] x86: Booting SMP configuration:

 2154 14:13:22.420057  [    0.258381] .... node  #0, CPUs:      #1

 2155 14:13:22.433189  [    0.259784] MDS CPU bug present and SMT on, data leak possible. See https://www.kernel.org/doc/html/latest/admin-guide/hw-vuln/mds.html for more details.

 2156 14:13:22.452852  [    0.260360] MMIO Stale Data CPU bug present and SMT on, data leak possible. See https://www.kernel.org/doc/html/latest/admin-guide/hw-vuln/processor_mmio_stale_data.html for more details.

 2157 14:13:22.456503  [    0.262020]  #2 #3

 2158 14:13:22.459810  [    0.264843] smp: Brought up 1 node, 4 CPUs

 2159 14:13:22.466613  [    0.265374] smpboot: Max logical packages: 1

 2160 14:13:22.472864  [    0.265754] smpboot: Total of 4 processors activated (12799.68 BogoMIPS)

 2161 14:13:22.475921  [    0.268788] devtmpfs: initialized

 2162 14:13:22.479527  [    0.269740] x86/mm: Memory block size: 128MB

 2163 14:13:22.493131  [    0.274478] clocksource: jiffies: mask: 0xffffffff max_cycles: 0xffffffff, max_idle_ns: 1911260446275000 ns

 2164 14:13:22.499916  [    0.275373] futex hash table entries: 1024 (order: 5, 131072 bytes, linear)

 2165 14:13:22.507149  [    0.276508] pinctrl core: initialized pinctrl subsystem

 2166 14:13:22.510672  [    0.278190] PM: RTC time: 14:13:19, date: 2023-04-20

 2167 14:13:22.514378  [    0.279068] NET: Registered protocol family 16

 2168 14:13:22.522165  [    0.280234] audit: initializing netlink subsys (disabled)

 2169 14:13:22.532712  [    0.280416] audit: type=2000 audit(1681999999.031:1): state=initialized audit_enabled=0 res=1

 2170 14:13:22.539779  [    0.281221] thermal_sys: Registered thermal governor 'step_wise'

 2171 14:13:22.543913  [    0.281227] thermal_sys: Registered thermal governor 'user_space'

 2172 14:13:22.551444  [    0.281458] cpuidle: using governor menu

 2173 14:13:22.554295  [    0.282539] ACPI: bus type PCI registered

 2174 14:13:22.565202  [    0.283434] PCI: MMCONFIG for domain 0000 [bus 00-3f] at [mem 0xe0000000-0xe3ffffff] (base 0xe0000000)

 2175 14:13:22.572038  [    0.284234] PCI: MMCONFIG at [mem 0xe0000000-0xe3ffffff] reserved in E820

 2176 14:13:22.578836  [    0.284396] PCI: Using configuration type 1 for base access

 2177 14:13:22.582208  [    0.323813] Kprobes globally optimized

 2178 14:13:22.588547  [    0.324528] HugeTLB registered 1.00 GiB page size, pre-allocated 0 pages

 2179 14:13:22.598024  [    0.324966] HugeTLB registered 2.00 MiB page size, pre-allocated 0 pages

 2180 14:13:22.604888  [    0.325573] cryptomgr_test (39) used greatest stack depth: 15272 bytes left

 2181 14:13:22.614621  [    0.326362] cryptomgr_test (38) used greatest stack depth: 14880 bytes left

 2182 14:13:22.618368  [    0.329561] ACPI: Added _OSI(Module Device)

 2183 14:13:22.621089  [    0.329935] ACPI: Added _OSI(Processor Device)

 2184 14:13:22.628034  [    0.330326] ACPI: Added _OSI(3.0 _SCP Extensions)

 2185 14:13:22.634553  [    0.330359] ACPI: Added _OSI(Processor Aggregator Device)

 2186 14:13:22.637696  [    0.330833] ACPI: Added _OSI(Linux-Dell-Video)

 2187 14:13:22.644802  [    0.331225] ACPI: Added _OSI(Linux-Lenovo-NV-HDMI-Audio)

 2188 14:13:22.651061  [    0.331358] ACPI: Added _OSI(Linux-HPI-Hybrid-Graphics)

 2189 14:13:22.658028  [    0.344902] ACPI: 2 ACPI AML tables successfully acquired and loaded

 2190 14:13:22.660559  [    0.353645] ACPI: EC: EC started

 2191 14:13:22.667214  [    0.353960] ACPI: EC: interrupt blocked

 2192 14:13:22.670547  [    0.355100] ACPI: EC: EC_CMD/EC_SC=0x66, EC_DATA=0x62

 2193 14:13:22.680512  [    0.355363] ACPI: \_SB_.PCI0.LPCB.EC0_: Boot DSDT EC used to handle transactions

 2194 14:13:22.683453  [    0.356000] ACPI: Interpreter enabled

 2195 14:13:22.687281  [    0.356385] ACPI: (supports S0 S3 S4 S5)

 2196 14:13:22.693439  [    0.356736] ACPI: Using IOAPIC for interrupt routing

 2197 14:13:22.704477  [    0.357253] PCI: Using host bridge windows from ACPI; if necessary, use "pci=nocrs" and report a bug

 2198 14:13:22.710191  [    0.375531] ACPI: Power Resource [PRIC] (on)

 2199 14:13:22.716825  [    0.506697] ACPI: PCI Root Bridge [PCI0] (domain 0000 [bus 00-ff])

 2200 14:13:22.727252  [    0.507247] acpi PNP0A08:00: _OSC: OS supports [ExtendedConfig ASPM ClockPM Segments MSI HPX-Type3]

 2201 14:13:22.732940  [    0.507670] acpi PNP0A08:00: _OSC: OS now controls [PME PCIeCapability LTR]

 2202 14:13:22.746065  [    0.508348] acpi PNP0A08:00: [Firmware Info]: MMCONFIG for domain 0000 [bus 00-3f] only partially covers this bridge

 2203 14:13:22.750515  [    0.509946] PCI host bridge to bus 0000:00

 2204 14:13:22.756535  [    0.510316] pci_bus 0000:00: root bus resource [io  0x0000-0x0cf7 window]

 2205 14:13:22.766567  [    0.510360] pci_bus 0000:00: root bus resource [io  0x0d00-0xffff window]

 2206 14:13:22.773303  [    0.510949] pci_bus 0000:00: root bus resource [mem 0x000a0000-0x000bffff window]

 2207 14:13:22.782554  [    0.511358] pci_bus 0000:00: root bus resource [mem 0x000c0000-0x000c3fff window]

 2208 14:13:22.789372  [    0.512003] pci_bus 0000:00: root bus resource [mem 0x000c4000-0x000c7fff window]

 2209 14:13:22.799044  [    0.512359] pci_bus 0000:00: root bus resource [mem 0x000c8000-0x000cbfff window]

 2210 14:13:22.809019  [    0.513004] pci_bus 0000:00: root bus resource [mem 0x000cc000-0x000cffff window]

 2211 14:13:22.816013  [    0.513358] pci_bus 0000:00: root bus resource [mem 0x000d0000-0x000d3fff window]

 2212 14:13:22.825462  [    0.514003] pci_bus 0000:00: root bus resource [mem 0x000d4000-0x000d7fff window]

 2213 14:13:22.832101  [    0.514358] pci_bus 0000:00: root bus resource [mem 0x000d8000-0x000dbfff window]

 2214 14:13:22.842175  [    0.515003] pci_bus 0000:00: root bus resource [mem 0x000dc000-0x000dffff window]

 2215 14:13:22.848880  [    0.515358] pci_bus 0000:00: root bus resource [mem 0x000e0000-0x000e3fff window]

 2216 14:13:22.858094  [    0.516003] pci_bus 0000:00: root bus resource [mem 0x000e4000-0x000e7fff window]

 2217 14:13:22.864692  [    0.516358] pci_bus 0000:00: root bus resource [mem 0x000e8000-0x000ebfff window]

 2218 14:13:22.875034  [    0.517003] pci_bus 0000:00: root bus resource [mem 0x000ec000-0x000effff window]

 2219 14:13:22.881181  [    0.517358] pci_bus 0000:00: root bus resource [mem 0x000f0000-0x000fffff window]

 2220 14:13:22.891307  [    0.518003] pci_bus 0000:00: root bus resource [mem 0x80000001-0xdfffffff window]

 2221 14:13:22.901204  [    0.518358] pci_bus 0000:00: root bus resource [mem 0x800000000-0xbffffffff window]

 2222 14:13:22.907813  [    0.519017] pci_bus 0000:00: root bus resource [mem 0xfd000000-0xfe7fffff window]

 2223 14:13:22.918083  [    0.519358] pci_bus 0000:00: root bus resource [mem 0xfed40000-0xfed44fff window]

 2224 14:13:22.924326  [    0.520005] pci_bus 0000:00: root bus resource [bus 00-ff]

 2225 14:13:22.931407  [    0.520460] pci 0000:00:00.0: [8086:590c] type 00 class 0x060000

 2226 14:13:22.937585  [    0.522129] pci 0000:00:02.0: [8086:591c] type 00 class 0x030000

 2227 14:13:22.943905  [    0.522384] pci 0000:00:02.0: reg 0x10: [mem 0xd0000000-0xd0ffffff 64bit]

 2228 14:13:22.950285  [    0.522986] pci 0000:00:02.0: reg 0x18: [mem 0xc0000000-0xcfffffff 64bit pref]

 2229 14:13:22.957158  [    0.523367] pci 0000:00:02.0: reg 0x20: [io  0x1c00-0x1c3f]

 2230 14:13:22.963888  [    0.524564] pci 0000:00:04.0: [8086:1903] type 00 class 0x118000

 2231 14:13:22.973395  [    0.525114] pci 0000:00:04.0: reg 0x10: [mem 0xd1120000-0xd1127fff 64bit]

 2232 14:13:22.979842  [    0.526186] pci 0000:00:08.0: [8086:1911] type 00 class 0x088000

 2233 14:13:22.986954  [    0.526386] pci 0000:00:08.0: reg 0x10: [mem 0xd1130000-0xd1130fff 64bit]

 2234 14:13:22.993362  [    0.527694] pci 0000:00:14.0: [8086:9d2f] type 00 class 0x0c0330

 2235 14:13:23.000073  [    0.528249] pci 0000:00:14.0: reg 0x10: [mem 0xd1100000-0xd110ffff 64bit]

 2236 14:13:23.006304  [    0.528517] pci 0000:00:14.0: PME# supported from D3hot D3cold

 2237 14:13:23.012993  [    0.529862] pci 0000:00:14.2: [8086:9d31] type 00 class 0x118000

 2238 14:13:23.022819  [    0.530398] pci 0000:00:14.2: reg 0x10: [mem 0xd1131000-0xd1131fff 64bit]

 2239 14:13:23.029445  [    0.531728] pci 0000:00:15.0: [8086:9d60] type 00 class 0x118000

 2240 14:13:23.035832  [    0.532290] pci 0000:00:15.0: reg 0x10: [mem 0xd1132000-0xd1132fff 64bit]

 2241 14:13:23.042857  [    0.533249] pci 0000:00:15.1: [8086:9d61] type 00 class 0x118000

 2242 14:13:23.049581  [    0.533406] pci 0000:00:15.1: reg 0x10: [mem 0xd1133000-0xd1133fff 64bit]

 2243 14:13:23.056345  [    0.534911] pci 0000:00:19.0: [8086:9d66] type 00 class 0x118000

 2244 14:13:23.066294  [    0.535406] pci 0000:00:19.0: reg 0x10: [mem 0xfe034000-0xfe034fff 64bit]

 2245 14:13:23.072823  [    0.536018] pci 0000:00:19.0: reg 0x18: [mem 0xd1135000-0xd1135fff 64bit]

 2246 14:13:23.079347  [    0.537214] pci 0000:00:19.1: [8086:9d65] type 00 class 0x118000

 2247 14:13:23.085627  [    0.537405] pci 0000:00:19.1: reg 0x10: [mem 0xd1136000-0xd1136fff 64bit]

 2248 14:13:23.092511  [    0.538896] pci 0000:00:1c.0: [8086:9d10] type 01 class 0x060400

 2249 14:13:23.102865  [    0.539569] pci 0000:00:1c.0: PME# supported from D0 D3hot D3cold

 2250 14:13:23.109309  [    0.540941] pci 0000:00:1e.0: [8086:9d27] type 00 class 0x118000

 2251 14:13:23.116176  [    0.541406] pci 0000:00:1e.0: reg 0x10: [mem 0xd1137000-0xd1137fff 64bit]

 2252 14:13:23.122015  [    0.542877] pci 0000:00:1e.2: [8086:9d29] type 00 class 0x118000

 2253 14:13:23.128490  [    0.543406] pci 0000:00:1e.2: reg 0x10: [mem 0xd1138000-0xd1138fff 64bit]

 2254 14:13:23.135442  [    0.544870] pci 0000:00:1e.4: [8086:9d2b] type 00 class 0x080501

 2255 14:13:23.145357  [    0.545400] pci 0000:00:1e.4: reg 0x10: [mem 0xd1139000-0xd1139fff 64bit]

 2256 14:13:23.151733  [    0.546983] pci 0000:00:1e.6: [8086:9d2d] type 00 class 0x080501

 2257 14:13:23.158222  [    0.547400] pci 0000:00:1e.6: reg 0x10: [mem 0xd113a000-0xd113afff 64bit]

 2258 14:13:23.164740  [    0.548831] pci 0000:00:1f.0: [8086:9d4b] type 00 class 0x060100

 2259 14:13:23.171409  [    0.550196] pci 0000:00:1f.2: [8086:9d21] type 00 class 0x058000

 2260 14:13:23.178095  [    0.550394] pci 0000:00:1f.2: reg 0x10: [mem 0xd1128000-0xd112bfff]

 2261 14:13:23.184988  [    0.551775] pci 0000:00:1f.3: [8086:9d71] type 00 class 0x040100

 2262 14:13:23.191587  [    0.552335] pci 0000:00:1f.3: reg 0x10: [mem 0xd112c000-0xd112ffff 64bit]

 2263 14:13:23.201245  [    0.552427] pci 0000:00:1f.3: reg 0x20: [mem 0xd1110000-0xd111ffff 64bit]

 2264 14:13:23.208171  [    0.553120] pci 0000:00:1f.3: PME# supported from D3hot D3cold

 2265 14:13:23.214857  [    0.554175] pci 0000:00:1f.4: [8086:9d23] type 00 class 0x0c0500

 2266 14:13:23.221110  [    0.554425] pci 0000:00:1f.4: reg 0x10: [mem 0xd113c000-0xd113c0ff 64bit]

 2267 14:13:23.227809  [    0.555082] pci 0000:00:1f.4: reg 0x20: [io  0xefa0-0xefbf]

 2268 14:13:23.233803  [    0.556155] pci 0000:00:1f.5: [8086:9d24] type 00 class 0x000000

 2269 14:13:23.240322  [    0.556392] pci 0000:00:1f.5: reg 0x10: [mem 0xfe010000-0xfe010fff]

 2270 14:13:23.247116  [    0.558046] pci 0000:01:00.0: [8086:095a] type 00 class 0x028000

 2271 14:13:23.257192  [    0.558746] pci 0000:01:00.0: reg 0x10: [mem 0xd1000000-0xd1001fff 64bit]

 2272 14:13:23.263776  [    0.561051] pci 0000:01:00.0: PME# supported from D0 D3hot D3cold

 2273 14:13:23.266738  [    0.563376] pci 0000:00:1c.0: PCI bridge to [bus 01]

 2274 14:13:23.276676  [    0.563823] pci 0000:00:1c.0:   bridge window [mem 0xd1000000-0xd10fffff]

 2275 14:13:23.283990  [    0.565814] ACPI: PCI Interrupt Link [LNKA] (IRQs 3 4 5 6 10 12 14 15) *11

 2276 14:13:23.290196  [    0.566655] ACPI: PCI Interrupt Link [LNKB] (IRQs 3 4 5 6 *10 12 14 15)

 2277 14:13:23.299717  [    0.567548] ACPI: PCI Interrupt Link [LNKC] (IRQs 3 4 5 6 10 12 14 15) *11

 2278 14:13:23.306213  [    0.568483] ACPI: PCI Interrupt Link [LNKD] (IRQs 3 4 5 6 10 12 14 15) *11

 2279 14:13:23.313150  [    0.569405] ACPI: PCI Interrupt Link [LNKE] (IRQs 3 4 5 6 10 12 14 15) *11

 2280 14:13:23.323860  [    0.570325] ACPI: PCI Interrupt Link [LNKF] (IRQs 3 4 5 6 10 12 14 15) *11

 2281 14:13:23.329276  [    0.571251] ACPI: PCI Interrupt Link [LNKG] (IRQs 3 4 5 6 10 12 14 15) *11

 2282 14:13:23.336440  [    0.571659] ACPI: PCI Interrupt Link [LNKH] (IRQs 3 4 5 6 10 12 14 15) *11

 2283 14:13:23.342344  [    0.578485] ACPI: EC: interrupt unblocked

 2284 14:13:23.346098  [    0.578855] ACPI: EC: event unblocked

 2285 14:13:23.352603  [    0.579194] ACPI: EC: EC_CMD/EC_SC=0x66, EC_DATA=0x62

 2286 14:13:23.355604  [    0.579357] ACPI: EC: GPE=0x6e

 2287 14:13:23.362136  [    0.579639] ACPI: \_SB_.PCI0.LPCB.EC0_: Boot DSDT EC initialization complete

 2288 14:13:23.371888  [    0.580249] ACPI: \_SB_.PCI0.LPCB.EC0_: EC: Used to handle transactions and events

 2289 14:13:23.375696  [    0.580821] iommu: Default domain type: Translated 

 2290 14:13:23.381945  [    0.581584] pci 0000:00:02.0: vgaarb: setting as boot VGA device

 2291 14:13:23.392305  [    0.581987] pci 0000:00:02.0: vgaarb: VGA device added: decodes=io+mem,owns=io+mem,locks=none

 2292 14:13:23.398513  [    0.582384] pci 0000:00:02.0: vgaarb: bridge control possible

 2293 14:13:23.402036  [    0.582885] vgaarb: loaded

 2294 14:13:23.405233  [    0.583779] SCSI subsystem initialized

 2295 14:13:23.411591  [    0.584618] ACPI: bus type USB registered

 2296 14:13:23.418222  [    0.585537] usbcore: registered new interface driver usbfs

 2297 14:13:23.421822  [    0.586081] usbcore: registered new interface driver hub

 2298 14:13:23.428637  [    0.586402] usbcore: registered new device driver usb

 2299 14:13:23.434831  [    0.586972] mc: Linux media interface: v0.10

 2300 14:13:23.440981  [    0.587383] videodev: Linux video capture interface: v2.00

 2301 14:13:23.444970  [    0.587900] pps_core: LinuxPPS API ver. 1 registered

 2302 14:13:23.454369  [    0.588335] pps_core: Software ver. 5.3.6 - Copyright 2005-2007 Rodolfo Giometti <giometti@linux.it>

 2303 14:13:23.460940  [    0.588368] PTP clock support registered

 2304 14:13:23.468397  [    0.588787] Advanced Linux Sound Architecture Driver Initialized.

 2305 14:13:23.470873  [    0.590394] NetLabel: Initializing

 2306 14:13:23.474636  [    0.590702] NetLabel:  domain hash size = 128

 2307 14:13:23.480782  [    0.591085] NetLabel:  protocols = UNLABELED CIPSOv4 CALIPSO

 2308 14:13:23.487310  [    0.591441] NetLabel:  unlabeled traffic allowed by default

 2309 14:13:23.494349  [    0.592516] PCI: Using ACPI for IRQ routing

 2310 14:13:23.497492  [    0.601164] clocksource: Switched to clocksource tsc-early

 2311 14:13:23.503921  [    1.037901] VFS: Disk quotas dquot_6.6.0

 2312 14:13:23.510330  [    1.038307] VFS: Dquot-cache hash table entries: 512 (order 0, 4096 bytes)

 2313 14:13:23.514129  [    1.039408] pnp: PnP ACPI init

 2314 14:13:23.520559  [    1.040573] system 00:00: [mem 0xfed10000-0xfed17fff] has been reserved

 2315 14:13:23.530383  [    1.041153] system 00:00: [mem 0xfed18000-0xfed18fff] has been reserved

 2316 14:13:23.536828  [    1.041746] system 00:00: [mem 0xfed19000-0xfed19fff] has been reserved

 2317 14:13:23.543417  [    1.042321] system 00:00: [mem 0xe0000000-0xe3ffffff] has been reserved

 2318 14:13:23.549991  [    1.042911] system 00:00: [mem 0xfed20000-0xfed3ffff] has been reserved

 2319 14:13:23.560203  [    1.043501] system 00:00: [mem 0xfed90000-0xfed93fff] could not be reserved

 2320 14:13:23.566506  [    1.044106] system 00:00: [mem 0xfed45000-0xfed8ffff] could not be reserved

 2321 14:13:23.572931  [    1.044723] system 00:00: [mem 0xff000000-0xffffffff] has been reserved

 2322 14:13:23.583256  [    1.045301] system 00:00: [mem 0xfee00000-0xfeefffff] has been reserved

 2323 14:13:23.589506  [    1.045889] system 00:00: [mem 0xfed00000-0xfed003ff] has been reserved

 2324 14:13:23.596335  [    1.047448] system 00:01: [io  0x1800-0x18fe] has been reserved

 2325 14:13:23.603026  [    1.048392] system 00:03: [io  0x0900-0x09fe] has been reserved

 2326 14:13:23.609520  [    1.049173] system 00:04: [io  0x0200] has been reserved

 2327 14:13:23.616406  [    1.049658] system 00:04: [io  0x0204] has been reserved

 2328 14:13:23.623317  [    1.050127] system 00:04: [io  0x0800-0x087f] has been reserved

 2329 14:13:23.628939  [    1.050658] system 00:04: [io  0x0880-0x08ff] has been reserved

 2330 14:13:23.632605  [    1.053709] pnp: PnP ACPI: found 6 devices

 2331 14:13:23.642773  [    1.070019] clocksource: acpi_pm: mask: 0xffffff max_cycles: 0xffffff, max_idle_ns: 2085701024 ns

 2332 14:13:23.646046  [    1.070931] NET: Registered protocol family 2

 2333 14:13:23.655403  [    1.071514] IP idents hash table entries: 65536 (order: 7, 524288 bytes, linear)

 2334 14:13:23.665127  [    1.074013] tcp_listen_portaddr_hash hash table entries: 2048 (order: 5, 163840 bytes, linear)

 2335 14:13:23.675578  [    1.075036] TCP established hash table entries: 32768 (order: 6, 262144 bytes, linear)

 2336 14:13:23.681447  [    1.075956] TCP bind hash table entries: 32768 (order: 9, 2359296 bytes, linear)

 2337 14:13:23.688131  [    1.078867] TCP: Hash tables configured (established 32768 bind 32768)

 2338 14:13:23.698035  [    1.079818] MPTCP token hash table entries: 4096 (order: 6, 360448 bytes, linear)

 2339 14:13:23.704732  [    1.080812] UDP hash table entries: 2048 (order: 6, 327680 bytes, linear)

 2340 14:13:23.714485  [    1.081741] UDP-Lite hash table entries: 2048 (order: 6, 327680 bytes, linear)

 2341 14:13:23.717533  [    1.082842] NET: Registered protocol family 1

 2342 14:13:23.724411  [    1.083973] RPC: Registered named UNIX socket transport module.

 2343 14:13:23.730929  [    1.084540] RPC: Registered udp transport module.

 2344 14:13:23.734846  [    1.084955] RPC: Registered tcp transport module.

 2345 14:13:23.744311  [    1.085382] RPC: Registered tcp NFSv4.1 backchannel transport module.

 2346 14:13:23.747445  [    1.086612] NET: Registered protocol family 44

 2347 14:13:23.754209  [    1.087028] pci 0000:00:1c.0: PCI bridge to [bus 01]

 2348 14:13:23.760343  [    1.087506] pci 0000:00:1c.0:   bridge window [mem 0xd1000000-0xd10fffff]

 2349 14:13:23.767467  [    1.088107] pci_bus 0000:00: resource 4 [io  0x0000-0x0cf7 window]

 2350 14:13:23.773719  [    1.088661] pci_bus 0000:00: resource 5 [io  0x0d00-0xffff window]

 2351 14:13:23.783158  [    1.089198] pci_bus 0000:00: resource 6 [mem 0x000a0000-0x000bffff window]

 2352 14:13:23.789915  [    1.089803] pci_bus 0000:00: resource 7 [mem 0x000c0000-0x000c3fff window]

 2353 14:13:23.796778  [    1.090408] pci_bus 0000:00: resource 8 [mem 0x000c4000-0x000c7fff window]

 2354 14:13:23.806492  [    1.091002] pci_bus 0000:00: resource 9 [mem 0x000c8000-0x000cbfff window]

 2355 14:13:23.813429  [    1.091606] pci_bus 0000:00: resource 10 [mem 0x000cc000-0x000cffff window]

 2356 14:13:23.823043  [    1.092208] pci_bus 0000:00: resource 11 [mem 0x000d0000-0x000d3fff window]

 2357 14:13:23.829743  [    1.092892] pci_bus 0000:00: resource 12 [mem 0x000d4000-0x000d7fff window]

 2358 14:13:23.836207  [    1.093507] pci_bus 0000:00: resource 13 [mem 0x000d8000-0x000dbfff window]

 2359 14:13:23.846132  [    1.094108] pci_bus 0000:00: resource 14 [mem 0x000dc000-0x000dffff window]

 2360 14:13:23.852791  [    1.094770] pci_bus 0000:00: resource 15 [mem 0x000e0000-0x000e3fff window]

 2361 14:13:23.859415  [    1.095385] pci_bus 0000:00: resource 16 [mem 0x000e4000-0x000e7fff window]

 2362 14:13:23.869235  [    1.095986] pci_bus 0000:00: resource 17 [mem 0x000e8000-0x000ebfff window]

 2363 14:13:23.875688  [    1.096599] pci_bus 0000:00: resource 18 [mem 0x000ec000-0x000effff window]

 2364 14:13:23.882709  [    1.097201] pci_bus 0000:00: resource 19 [mem 0x000f0000-0x000fffff window]

 2365 14:13:23.892011  [    1.097813] pci_bus 0000:00: resource 20 [mem 0x80000001-0xdfffffff window]

 2366 14:13:23.898601  [    1.098427] pci_bus 0000:00: resource 21 [mem 0x800000000-0xbffffffff window]

 2367 14:13:23.908975  [    1.099043] pci_bus 0000:00: resource 22 [mem 0xfd000000-0xfe7fffff window]

 2368 14:13:23.914781  [    1.099655] pci_bus 0000:00: resource 23 [mem 0xfed40000-0xfed44fff window]

 2369 14:13:23.921538  [    1.100257] pci_bus 0000:01: resource 1 [mem 0xd1000000-0xd10fffff]

 2370 14:13:23.931916  [    1.101300] pci 0000:00:02.0: Video device with shadowed ROM at [mem 0x000c0000-0x000dffff]

 2371 14:13:23.935005  [    1.104171] PCI: CLS 64 bytes, default 64

 2372 14:13:23.941670  [    1.104957] Unpacking initramfs...

 2373 14:13:23.944598  [    1.567909] Freeing initrd memory: 10412K

 2374 14:13:23.947988  [    1.568436] DMAR: Host address width 39

 2375 14:13:23.954612  [    1.568815] DMAR: DRHD base: 0x000000fed90000 flags: 0x0

 2376 14:13:23.964799  [    1.569352] DMAR: dmar0: reg_base_addr fed90000 ver 1:0 cap 1c0000c40660462 ecap 19e2ff0505e

 2377 14:13:23.970957  [    1.570092] DMAR: RMRR base: 0x0000007b800000 end: 0x0000007fffffff

 2378 14:13:23.978251  [    1.570694] DMAR: DRHD base: 0x000000fed91000 flags: 0x1

 2379 14:13:23.984841  [    1.571179] DMAR: dmar1: reg_base_addr fed91000 ver 1:0 cap d2008c40660462 ecap f050da

 2380 14:13:23.994406  [    1.571983] PCI-DMA: Using software bounce buffering for IO (SWIOTLB)

 2381 14:13:24.001014  [    1.572558] software IO TLB: mapped [mem 0x0000000076998000-0x000000007a998000] (64MB)

 2382 14:13:24.010513  [    1.573502] RAPL PMU: API unit is 2^-32 Joules, 5 fixed counters, 655360 ms ovfl timer

 2383 14:13:24.017628  [    1.574184] RAPL PMU: hw unit of domain pp0-core 2^-14 Joules

 2384 14:13:24.024285  [    1.574697] RAPL PMU: hw unit of domain package 2^-14 Joules

 2385 14:13:24.030366  [    1.575190] RAPL PMU: hw unit of domain dram 2^-14 Joules

 2386 14:13:24.036830  [    1.575678] RAPL PMU: hw unit of domain pp1-gpu 2^-14 Joules

 2387 14:13:24.040031  [    1.576172] RAPL PMU: hw unit of domain psys 2^-14 Joules

 2388 14:13:24.047263  [    1.578583] kvm: already loaded the other module

 2389 14:13:24.053341  [    1.586895] check: Scanning for low memory corruption every 60 seconds

 2390 14:13:24.060175  [    1.590956] Initialise system trusted keyrings

 2391 14:13:24.066625  [    1.591647] workingset: timestamp_bits=56 max_order=20 bucket_order=0

 2392 14:13:24.073393  [    1.613304] NFS: Registering the id_resolver key type

 2393 14:13:24.076833  [    1.613815] Key type id_resolver registered

 2394 14:13:24.083224  [    1.614216] Key type id_legacy registered

 2395 14:13:24.086358  [    1.637030] Key type asymmetric registered

 2396 14:13:24.093680  [    1.637451] Asymmetric key parser 'x509' registered

 2397 14:13:24.100082  [    1.637935] Block layer SCSI generic (bsg) driver version 0.4 loaded (major 248)

 2398 14:13:24.106295  [    1.638608] io scheduler mq-deadline registered

 2399 14:13:24.109388  [    1.639010] io scheduler kyber registered

 2400 14:13:24.113110  [    1.639635] test_firmware: interface ready

 2401 14:13:24.119448  [    1.641668] pcieport 0000:00:1c.0: PME: Signaling with IRQ 120

 2402 14:13:24.125915  [    1.643607] ACPI: AC Adapter [AC] (on-line)

 2403 14:13:24.139472  [    1.644416] input: Lid Switch as /devices/LNXSYSTM:00/LNXSYBUS:00/PNP0A08:00/device:03/PNP0C09:00/PNP0C0D:00/input/input0

 2404 14:13:24.143098  [    1.646277] ACPI: Lid Switch [LID0]

 2405 14:13:24.149691  [    1.646890] input: Power Button as /devices/LNXSYSTM:00/LNXPWRBN:00/input/input1

 2406 14:13:24.152210  [    1.647819] ACPI: Power Button [PWRF]

 2407 14:13:24.158787  [    1.648627] ACPI: \_PR_.CP00: Found 3 idle states

 2408 14:13:24.165788  [    1.649979] ACPI: \_PR_.CP01: Found 3 idle states

 2409 14:13:24.169012  [    1.651013] ACPI: \_PR_.CP02: Found 3 idle states

 2410 14:13:24.175549  [    1.652088] ACPI: \_PR_.CP03: Found 3 idle states

 2411 14:13:24.182160  [    1.653749] Serial: 8250/16550 driver, 4 ports, IRQ sharing enabled

 2412 14:13:24.188565  [    1.657912] hpet_acpi_add: no address or irqs in _CRS

 2413 14:13:24.195201  [    1.658562] battery: ACPI: Battery Slot [BAT0] (battery present)

 2414 14:13:24.198925  [    1.658630] Non-volatile memory driver v1.3

 2415 14:13:24.205357  [    1.659673] Linux agpgart interface v0.103

 2416 14:13:24.208362  [    1.660583] [drm] amdgpu kernel modesetting enabled.

 2417 14:13:24.214904  [    1.663700] i915 0000:00:02.0: vgaarb: deactivate vga console

 2418 14:13:24.225038  [    1.716921] i915 0000:00:02.0: vgaarb: changed VGA decodes: olddecodes=io+mem,decodes=io+mem:owns=io+mem

 2419 14:13:24.238174  [    1.718730] i915 0000:00:02.0: [drm] Finished loading DMC firmware i915/kbl_dmc_ver1_04.bin (v1.4)

 2420 14:13:24.244482  [    1.749752] [drm] Initialized i915 1.6.0 20200917 for 0000:00:02.0 on minor 0

 2421 14:13:24.251400  [    1.753524] [drm] Initialized vgem 1.0.0 20120112 for vgem on minor 1

 2422 14:13:24.254573  [    1.772149] loop: module loaded

 2423 14:13:24.261758  [    1.773282] lkdtm: No crash points registered, enable through debugfs

 2424 14:13:24.267922  [    1.797466] printk: console [ttyS0] disabled

 2425 14:13:24.277871  [    1.798181] dw-apb-uart.2: ttyS0 at MMIO 0xfe034000 (irq = 32, base_baud = 115200) is a 16550A

 2426 14:13:24.284669  [    2.585590] tsc: Refined TSC clocksource calibration: 1607.999 MHz

 2427 14:13:24.287807  [    2.591470] printk: console [ttyS0] enabled

 2428 14:13:24.300873  [    2.598258] clocksource: tsc: mask: 0xffffffffffffffff max_cycles: 0x172da94f0e2, max_idle_ns: 440795278248 ns

 2429 14:13:24.310097  [    2.622706] dw-apb-uart.4: ttyS1 at MMIO 0xd1137000 (irq = 20, base_baud = 115200) is a 16550A

 2430 14:13:24.369311  [    5.241833] clocksource: Switched to clocksource tsc

 2431 14:13:24.375957  [    5.241994] fbcon: i915drmfb (fb0) is primary device

 2432 14:13:24.382441  [    5.244031] pxa2xx-spi pxa2xx-spi.5: no DMA channels available, using PIO

 2433 14:13:24.389349  [    5.252293] e100: Intel(R) PRO/100 Network Driver

 2434 14:13:24.392839  [    5.252297] e100: Copyright(c) 1999-2006 Intel Corporation

 2435 14:13:24.398921  [    5.252385] e1000: Intel(R) PRO/1000 Network Driver

 2436 14:13:24.405941  [    5.252387] e1000: Copyright (c) 1999-2006 Intel Corporation.

 2437 14:13:24.412647  [    5.252470] e1000e: Intel(R) PRO/1000 Network Driver

 2438 14:13:24.418756  [    5.252472] e1000e: Copyright(c) 1999 - 2015 Intel Corporation.

 2439 14:13:24.423159  [    5.252553] sky2: driver version 1.30

 2440 14:13:24.428697  [    5.252865] usbcore: registered new interface driver r8152

 2441 14:13:24.435263  [    5.253404] ehci_hcd: USB 2.0 'Enhanced' Host Controller (EHCI) Driver

 2442 14:13:24.442074  [    5.253431] ehci-pci: EHCI PCI platform driver

 2443 14:13:24.448591  [    5.253644] ohci_hcd: USB 1.1 'Open' Host Controller (OHCI) Driver

 2444 14:13:24.451886  [    5.253663] ohci-pci: OHCI PCI platform driver

 2445 14:13:24.458470  [    5.253723] uhci_hcd: USB Universal Host Controller Interface driver

 2446 14:13:24.468470  [    5.254345] tpm_tis_spi spi-PRP0001:00: TPM ready IRQ confirmed on attempt 2

 2447 14:13:24.471546  [    5.255108] xhci_hcd 0000:00:14.0: xHCI Host Controller

 2448 14:13:24.481618  [    5.256287] xhci_hcd 0000:00:14.0: new USB bus registered, assigned bus number 1

 2449 14:13:24.491335  [    5.257780] xhci_hcd 0000:00:14.0: hcc params 0x200077c1 hci version 0x100 quirks 0x0000000081109810

 2450 14:13:24.498523  [    5.257875] xhci_hcd 0000:00:14.0: cache line size of 64 is not supported

 2451 14:13:24.504929  [    5.260994] xhci_hcd 0000:00:14.0: xHCI Host Controller

 2452 14:13:24.514999  [    5.261958] xhci_hcd 0000:00:14.0: new USB bus registered, assigned bus number 2

 2453 14:13:24.521658  [    5.261971] xhci_hcd 0000:00:14.0: Host supports USB 3.0 SuperSpeed

 2454 14:13:24.532463  [    5.262796] usb usb1: New USB device found, idVendor=1d6b, idProduct=0002, bcdDevice= 5.10

 2455 14:13:24.537675  [    5.262817] usb usb1: New USB device strings: Mfr=3, Product=2, SerialNumber=1

 2456 14:13:24.544255  [    5.262821] usb usb1: Product: xHCI Host Controller

 2457 14:13:24.551213  [    5.262825] usb usb1: Manufacturer: Linux 5.10.178-cip31 xhci-hcd

 2458 14:13:24.554158  [    5.262828] usb usb1: SerialNumber: 0000:00:14.0

 2459 14:13:24.561749  [    5.264989] hub 1-0:1.0: USB hub found

 2460 14:13:24.564256  [    5.265209] hub 1-0:1.0: 12 ports detected

 2461 14:13:24.576437  [    5.269448] usb usb2: New USB device found, idVendor=1d6b, idProduct=0003, bcdDevice= 5.10

 2462 14:13:24.582910  [    5.269453] usb usb2: New USB device strings: Mfr=3, Product=2, SerialNumber=1

 2463 14:13:24.586313  [    5.269456] usb usb2: Product: xHCI Host Controller

 2464 14:13:24.593335  [    5.269460] usb usb2: Manufacturer: Linux 5.10.178-cip31 xhci-hcd

 2465 14:13:24.599473  [    5.269463] usb usb2: SerialNumber: 0000:00:14.0

 2466 14:13:24.602826  [    5.270485] hub 2-0:1.0: USB hub found

 2467 14:13:24.609326  [    5.270540] hub 2-0:1.0: 6 ports detected

 2468 14:13:24.613447  [    5.272871] usbcore: registered new interface driver usblp

 2469 14:13:24.619681  [    5.272975] usbcore: registered new interface driver usb-storage

 2470 14:13:24.629312  [    5.273749] udc-core: couldn't find an available UDC - added [g_ether] to list of pending drivers

 2471 14:13:24.639628  [    5.273904] i8042: PNP: PS/2 Controller [PNP0303:PS2K] at 0x60,0x64 irq 1

 2472 14:13:24.649280  [    5.273925] i8042: PNP: PS/2 appears to have AUX port disabled, if this is incorrect please boot with i8042.nopnp

 2473 14:13:24.655771  [    5.274858] i8042: Warning: Keylock active

 2474 14:13:24.659509  [    5.275194] serio: i8042 KBD port at 0x60,0x64 irq 1

 2475 14:13:24.665950  [    5.277539] rtc_cmos 00:02: RTC can wake from S4

 2476 14:13:24.672561  [    5.278754] tpm_tis_spi spi-PRP0001:00: 2.0 TPM (device-id 0x28, rev-id 0)

 2477 14:13:24.682555  [    5.280248] input: AT Translated Set 2 keyboard as /devices/platform/i8042/serio0/input/input2

 2478 14:13:24.689004  [    5.282220] rtc_cmos 00:02: registered as rtc0

 2479 14:13:24.705142  [    5.282520] rtc_cmos 00:02: alarms up to one month, 242 bytes nvram

 2480 14:13:24.705799  [    5.283604] i801_smbus 0000:00:1f.4: SPD Write Disable is set

 2481 14:13:24.708499  [    5.283649] i801_smbus 0000:00:1f.4: SMBus using PCI interrupt

 2482 14:13:24.716288  [    5.284705] i2c i2c-9: 2/2 memory slots populated (from DMI)

 2483 14:13:24.723584  [    5.286852] device-mapper: ioctl: 4.43.0-ioctl (2020-10-01) initialised: dm-devel@redhat.com

 2484 14:13:24.731824  [    5.286905] intel_pstate: Intel P-state driver initializing

 2485 14:13:24.740964  [    5.287537] Console: switching to colour frame buffer device 240x67

 2486 14:13:24.741727  [    5.287871] intel_pstate: HWP enabled

 2487 14:13:24.748190  [    5.287903] sdhci: Secure Digital Host Controller Interface driver

 2488 14:13:24.751731  [    5.287904] sdhci: Copyright(c) Pierre Ossman

 2489 14:13:24.761709  [    5.287932] sdhci-pci 0000:00:1e.4: SDHCI controller found [8086:9d2b] (rev 21)

 2490 14:13:24.768629  [    5.288915] mmc0: SDHCI controller on PCI [0000:00:1e.4] using ADMA 64-bit

 2491 14:13:24.778691  [    5.289074] sdhci-pci 0000:00:1e.6: SDHCI controller found [8086:9d2d] (rev 21)

 2492 14:13:24.781256  [    5.290283] hid: raw HID events driver (C) Jiri Kosina

 2493 14:13:24.788572  [    5.290713] usbcore: registered new interface driver usbhid

 2494 14:13:24.795711  [    5.290714] usbhid: USB HID core driver

 2495 14:13:24.807925  [    5.291058] input: Tablet Mode Switch as /devices/LNXSYSTM:00/LNXSYBUS:00/PNP0A08:00/device:03/PNP0C09:00/GOOG0006:00/input/input3

 2496 14:13:24.814399  [    5.296448] cros_ec_lpcs GOOG0004:00: Chrome EC device registered

 2497 14:13:24.821662  [    5.301524] i915 0000:00:02.0: [drm] fb0: i915drmfb frame buffer device

 2498 14:13:24.824786  [    5.505916] mmc0: new HS400 MMC card at address 0001

 2499 14:13:24.838028  [    5.507202] snd_hda_intel 0000:00:1f.3: DSP detected with PCI class/subclass/prog-if info 0x040100

 2500 14:13:24.841316  [    5.515482] mmcblk0: mmc0:0001 DA4064 58.2 GiB 

 2501 14:13:24.847824  [    5.520786] ipip: IPv4 and MPLS over IPv4 tunneling driver

 2502 14:13:24.855079  [    5.526792] mmcblk0boot0: mmc0:0001 DA4064 partition 1 4.00 MiB

 2503 14:13:24.857724  [    5.532180] IPv4 over IPsec tunneling driver

 2504 14:13:24.864690  [    5.536159] mmcblk0boot1: mmc0:0001 DA4064 partition 2 4.00 MiB

 2505 14:13:24.870940  [    5.540844] Initializing XFRM netlink socket

 2506 14:13:24.877567  [    5.546871] mmcblk0rpmb: mmc0:0001 DA4064 partition 3 16.0 MiB, chardev (245:0)

 2507 14:13:24.884457  [    5.554009] NET: Registered protocol family 10

 2508 14:13:24.890604  [    5.629063] usb 1-3: new full-speed USB device number 2 using xhci_hcd

 2509 14:13:24.894129  [    5.634722] Segment Routing with IPv6

 2510 14:13:24.900741  [    5.640265]  mmcblk0: p1 p2 p3 p4 p5 p6 p7 p8 p9 p10 p11 p12

 2511 14:13:24.913961  [    5.686138] tpm_tis_spi spi-PRP0001:00: Cr50 firmware version: B2-C:0 RO_B:0.0.11/4d655eab RW_A:0.5.6/cr50_v1.9308_87_mp.510-d2

 2512 14:13:24.920408  [    5.694057] NET: Registered protocol family 17

 2513 14:13:24.927564  [    5.758962] snd_hda_intel 0000:00:1f.3: bound 0000:00:02.0 (ops i915_audio_component_bind_ops)

 2514 14:13:24.934511  [    5.768843] Key type dns_resolver registered

 2515 14:13:24.943955  [    5.772520] usb 1-3: New USB device found, idVendor=8087, idProduct=0a2a, bcdDevice= 0.03

 2516 14:13:24.950682  [    5.772528] usb 1-3: New USB device strings: Mfr=0, Product=0, SerialNumber=0

 2517 14:13:24.957043  [    5.788794] snd_hda_intel 0000:00:1f.3: Cannot probe codecs, giving up

 2518 14:13:24.967093  [    5.885462] usb 2-3: new SuperSpeed Gen 1 USB device number 2 using xhci_hcd

 2519 14:13:24.973601  [    5.890918] microcode: sig=0x806e9, pf=0x10, revision=0x98

 2520 14:13:24.976899  [    5.904643] microcode: Microcode Update Driver: v2.2.

 2521 14:13:24.983192  [    5.904650] IPI shorthand broadcast: enabled

 2522 14:13:24.993732  [    5.912331] usb 2-3: New USB device found, idVendor=0bda, idProduct=8153, bcdDevice=31.00

 2523 14:13:25.000551  [    5.915112] sched_clock: Marking stable (5828114744, 86958762)->(6043133502, -128059996)

 2524 14:13:25.010119  [    5.924249] usb 2-3: New USB device strings: Mfr=1, Product=2, SerialNumber=6

 2525 14:13:25.013474  [    5.924251] usb 2-3: Product: USB 10/100/1000 LAN

 2526 14:13:25.019977  [    5.946550] usb 2-3: Manufacturer: Realtek

 2527 14:13:25.022945  [    5.946691] registered taskstats version 1

 2528 14:13:25.026838  [    5.951138] usb 2-3: SerialNumber: 001000001

 2529 14:13:25.033344  [    5.960544] Loading compiled-in X.509 certificates

 2530 14:13:25.043460  [    5.967553] sdhci-pci 0000:00:1e.6: SDHCI controller found [8086:9d2d] (rev 21)

 2531 14:13:25.053644  [    5.977069] sdhci-pci 0000:00:1e.6: SDHCI controller found [8086:9d2d] (rev 21)

 2532 14:13:25.056716  [    5.986148] PM:   Magic number: 3:144:233

 2533 14:13:25.063597  [    5.990844] printk: console [netcon0] enabled

 2534 14:13:25.066916  [    5.995720] netconsole: network logging started

 2535 14:13:25.102509  [    6.026498] usb 1-9: new high-speed USB device number 3 using xhci_hcd

 2536 14:13:25.273039  [    6.197096] usb 1-9: New USB device found, idVendor=13d3, idProduct=56d4, bcdDevice=18.07

 2537 14:13:25.282969  [    6.206307] usb 1-9: New USB device strings: Mfr=3, Product=1, SerialNumber=2

 2538 14:13:25.285988  [    6.214306] usb 1-9: Product: USB2.0 HD UVC WebCam

 2539 14:13:25.293762  [    6.219679] usb 1-9: Manufacturer: Azurewave

 2540 14:13:25.296143  [    6.224483] usb 1-9: SerialNumber: 0x0001

 2541 14:13:25.312993  [    6.237239] sdhci-pci 0000:00:1e.6: SDHCI controller found [8086:9d2d] (rev 21)

 2542 14:13:25.357752  [    6.281834] usb 2-3: reset SuperSpeed Gen 1 USB device number 2 using xhci_hcd

 2543 14:13:25.412593  [    6.336938] r8152 2-3:1.0: load rtl8153b-2 v1 10/23/19 successfully

 2544 14:13:25.451089  [    6.378590] r8152 2-3:1.0 eth0: v1.11.11

 2545 14:13:25.457671  [    6.383640] sdhci-pci 0000:00:1e.6: SDHCI controller found [8086:9d2d] (rev 21)

 2546 14:13:27.222522  [    8.149715] r8152 2-3:1.0 eth0: carrier on

 2547 14:13:27.228979  [    8.154443] IPv6: ADDRCONF(NETDEV_CHANGE): eth0: link becomes ready

 2548 14:13:29.572107  [    8.163428] Sending DHCP requests .., OK

 2549 14:13:29.581834  [   10.503988] IP-Config: Got DHCP answer from 192.168.201.1, my address is 192.168.201.11

 2550 14:13:29.584999  [   10.512971] IP-Config: Complete:

 2551 14:13:29.595136  [   10.516593]      device=eth0, hwaddr=00:e0:4c:68:01:e7, ipaddr=192.168.201.11, mask=255.255.255.0, gw=192.168.201.1

 2552 14:13:29.604480  [   10.528278]      host=asus-c433ta-aj0005-rammus-cbg-1, domain=lava-rack, nis-domain=(none)

 2553 14:13:29.614540  [   10.537529]      bootserver=192.168.201.1, rootserver=192.168.201.1, rootpath=

 2554 14:13:29.617589  [   10.537533]      nameserver0=192.168.201.1

 2555 14:13:29.627489  [   10.550328] cfg80211: Loading compiled-in X.509 certificates for regulatory database

 2556 14:13:29.637844  [   10.561788] modprobe (101) used greatest stack depth: 14120 bytes left

 2557 14:13:29.644248  [   10.564779] cfg80211: Loaded X.509 cert 'sforshee: 00b28ddf47aef9cea7'

 2558 14:13:29.651394  [   10.569132] modprobe (102) used greatest stack depth: 13736 bytes left

 2559 14:13:29.660932  [   10.576705] platform regulatory.0: Direct firmware load for regulatory.db failed with error -2

 2560 14:13:29.664151  [   10.578485] ALSA device list:

 2561 14:13:29.667536  [   10.578494]   No soundcards found.

 2562 14:13:29.673697  [   10.600693] cfg80211: failed to load regulatory.db

 2563 14:13:29.680411  [   10.606288] dw-apb-uart dw-apb-uart.2: forbid DMA for kernel console

 2564 14:13:29.688265  [   10.615670] Freeing unused kernel image (initmem) memory: 2144K

 2565 14:13:29.706513  [   10.633643] Write protecting the kernel read-only data: 34816k

 2566 14:13:29.716866  [   10.641135] Freeing unused kernel image (text/rodata gap) memory: 2028K

 2567 14:13:29.723483  [   10.648888] Freeing unused kernel image (rodata/data gap) memory: 864K

 2568 14:13:29.727139  [   10.656261] Run /init as init process

 2569 14:13:29.733747  Loading, please wait...

 2570 14:13:29.744947  Starting version 247.3-7+deb11u1

 2571 14:13:29.797584  [   10.721878] udevadm (125) used greatest stack depth: 13592 bytes left

 2572 14:13:29.920442  [   10.847963] chromeos ramoops using acpi device.

 2573 14:13:29.930504  [   10.853230] sdhci-pci 0000:00:1e.6: SDHCI controller found [8086:9d2d] (rev 21)

 2574 14:13:29.937508  [   10.853553] cros-usbpd-notify-acpi GOOG0003:00: Couldn't get Chrome EC device pointer.

 2575 14:13:29.947468  [   10.871895] sdhci-pci 0000:00:1e.6: SDHCI controller found [8086:9d2d] (rev 21)

 2576 14:13:29.964350  [   10.888240] sdhci-pci 0000:00:1e.6: SDHCI controller found [8086:9d2d] (rev 21)

 2577 14:13:29.973702  [   10.897344] i2c_hid i2c-PNP0C50:00: supply vdd not found, using dummy regulator

 2578 14:13:29.980585  [   10.906070] i2c_hid i2c-PNP0C50:00: supply vddl not found, using dummy regulator

 2579 14:13:29.993427  [   10.917665] sdhci-pci 0000:00:1e.6: SDHCI controller found [8086:9d2d] (rev 21)

 2580 14:13:30.003462  [   10.928031] sdhci-pci 0000:00:1e.6: SDHCI controller found [8086:9d2d] (rev 21)

 2581 14:13:30.045133  [   10.968940] sdhci-pci 0000:00:1e.6: SDHCI controller found [8086:9d2d] (rev 21)

 2582 14:13:30.048964  [   10.977582] Registered efivars operations

 2583 14:13:30.055409  [   10.983037] gsmi version 1.0 loaded

 2584 14:13:30.168519  [   11.085895] input: PNP0C50:00 0457:157E Touchscreen as /devices/pci0000:00/0000:00:15.0/i2c_designware.0/i2c-6/i2c-PNP0C50:00/0018:0457:157E.0001/input/input4

 2585 14:13:30.183083  [   11.103670] hid-generic 0018:0457:157E.0001: input,hidraw0: I2C HID v1.00 Device [PNP0C50:00 0457:157E] on i2c-PNP0C50:00

 2586 14:13:30.192433  [   11.116277] sdhci-pci 0000:00:1e.6: SDHCI controller found [8086:9d2d] (rev 21)

 2587 14:13:30.203488  [   11.127942] sdhci-pci 0000:00:1e.6: SDHCI controller found [8086:9d2d] (rev 21)

 2588 14:13:30.216344  [   11.140673] sdhci-pci 0000:00:1e.6: SDHCI controller found [8086:9d2d] (rev 21)

 2589 14:13:30.229001  [   11.152884] sdhci-pci 0000:00:1e.6: SDHCI controller found [8086:9d2d] (rev 21)

 2590 14:13:30.240064  [   11.163895] da7219 i2c-DLGS7219:00: Using default DAI clk names: da7219-dai-wclk, da7219-dai-bclk

 2591 14:13:30.250648  [   11.164990] sdhci-pci 0000:00:1e.6: SDHCI controller found [8086:9d2d] (rev 21)

 2592 14:13:30.257484  [   11.165251] uvcvideo: Found UVC 1.00 device USB2.0 HD UVC WebCam (13d3:56d4)

 2593 14:13:30.267778  [   11.173082] input: USB2.0 HD UVC WebCam: USB2.0 HD as /devices/pci0000:00/0000:00:14.0/usb1/1-9/1-9:1.0/input/input6

 2594 14:13:30.274430  [   11.175340] usbcore: registered new interface driver uvcvideo

 2595 14:13:30.285386  [   11.184415] sdhci-pci 0000:00:1e.6: SDHCI controller found [8086:9d2d] (rev 21)

 2596 14:13:30.289137  [   11.189922] USB Video Class driver (1.1.1)

 2597 14:13:30.299763  [   11.224123] sdhci-pci 0000:00:1e.6: SDHCI controller found [8086:9d2d] (rev 21)

 2598 14:13:30.312180  [   11.236202] sdhci-pci 0000:00:1e.6: SDHCI controller found [8086:9d2d] (rev 21)

 2599 14:13:30.322294  [   11.245737] sdhci-pci 0000:00:1e.6: SDHCI controller found [8086:9d2d] (rev 21)

 2600 14:13:30.333091  [   11.257123] sdhci-pci 0000:00:1e.6: SDHCI controller found [8086:9d2d] (rev 21)

 2601 14:13:30.339571  [   11.261905] udevadm (151) used greatest stack depth: 13400 bytes left

 2602 14:13:30.342858  Begin: Loading essential drivers ... done.

 2603 14:13:30.349281  Begin: Running /scripts/init-premount ... done.

 2604 14:13:30.355954  Begin: Mounting root file system ... Begin: Running /scripts/nfs-top ... done.

 2605 14:13:30.366274  Begin: Running /scripts/nfs-premount ... Waiting up to 60 secs for any ethernet to become available

 2606 14:13:30.369129  Device /sys/class/net/eth0 found

 2607 14:13:30.369862  done.

 2608 14:13:30.375795  IP-Config: eth0 hardware address 00:e0:4c:68:01:e7 mtu 1500 DHCP

 2609 14:13:30.382477  IP-Config: eth0 complete (dhcp from 192.168.201.1):

 2610 14:13:30.389442   address: 192.168.201.11   broadcast: 192.168.201.255  netmask: 255.255.255.0   

 2611 14:13:30.398888   gateway: 192.168.201.1    dns0     : 192.168.201.1    dns1   : 0.0.0.0         

 2612 14:13:30.405720   host   : asus-c433ta-aj0005-rammus-cbg-1                                 

 2613 14:13:30.415576   domain : lava-rack                                                       

 2614 14:13:30.418536   rootserver: 192.168.201.1 rootpath: 

 2615 14:13:30.418839   filename  : 

 2616 14:13:30.440879  [   11.365657] nfsmount (171) used greatest stack depth: 12688 bytes left

 2617 14:13:30.441175  done.

 2618 14:13:30.452355  Begin: Running /scripts/nfs-bottom ... done.

 2619 14:13:30.480718  Begin: Running /scripts/init-bottom ... done.

 2620 14:13:31.548204  SELinux:  Could not open policy file <= /etc/selinux/targeted/policy/policy.33:  No such file or directory

 2621 14:13:31.739240  [   12.646861] 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)

 2622 14:13:31.757146  [   12.684682] systemd[1]: Detected architecture x86-64.

 2623 14:13:31.777927  

 2624 14:13:31.781160  Welcome to Debian GNU/Linux 11 (bullseye)!

 2625 14:13:31.781807  

 2626 14:13:31.792500  [   12.717150] systemd[1]: Set hostname to <debian-bullseye-amd64>.

 2627 14:13:32.510240  [   13.434674] systemd[1]: Queued start job for default target Graphical Interface.

 2628 14:13:32.518619  [   13.446274] systemd[1]: Created slice system-getty.slice.

 2629 14:13:32.525261  [  OK  ] Created slice system-getty.slice.

 2630 14:13:32.534414  [   13.461987] systemd[1]: Created slice system-modprobe.slice.

 2631 14:13:32.544183  [  OK  ] Created slice system-modprobe.slice.

 2632 14:13:32.553824  [   13.477970] systemd[1]: Created slice system-serial\x2dgetty.slice.

 2633 14:13:32.560721  [  OK  ] Created slice system-serial\x2dgetty.slice.

 2634 14:13:32.568065  [   13.495098] systemd[1]: Created slice User and Session Slice.

 2635 14:13:32.577490  [  OK  ] Created slice User and Session Slice.

 2636 14:13:32.587387  [   13.510950] systemd[1]: Started Dispatch Password Requests to Console Directory Watch.

 2637 14:13:32.598071  [  OK  ] Started Dispatch Password …ts to Console Directory Watch.

 2638 14:13:32.607418  [   13.529853] systemd[1]: Started Forward Password Requests to Wall Directory Watch.

 2639 14:13:32.616855  [  OK  ] Started Forward Password R…uests to Wall Directory Watch.

 2640 14:13:32.630652  [   13.551653] systemd[1]: Set up automount Arbitrary Executable File Formats File System Automount Point.

 2641 14:13:32.640783  [  OK  ] Set up automount Arbitrary…s File System Automount Point.

 2642 14:13:32.647249  [   13.574682] systemd[1]: Reached target Local Encrypted Volumes.

 2643 14:13:32.657177  [  OK  ] Reached target Local Encrypted Volumes.

 2644 14:13:32.664062  [   13.590686] systemd[1]: Reached target Paths.

 2645 14:13:32.671022  [  OK  ] Reached target Paths.

 2646 14:13:32.677136  [   13.601632] systemd[1]: Reached target Remote File Systems.

 2647 14:13:32.682946  [  OK  ] Reached target Remote File Systems.

 2648 14:13:32.690219  [   13.617656] systemd[1]: Reached target Slices.

 2649 14:13:32.696684  [  OK  ] Reached target Slices.

 2650 14:13:32.699873  [   13.628636] systemd[1]: Reached target Swap.

 2651 14:13:32.707260  [  OK  ] Reached target Swap.

 2652 14:13:32.713386  [   13.639994] systemd[1]: Listening on initctl Compatibility Named Pipe.

 2653 14:13:32.722916  [  OK  ] Listening on initctl Compatibility Named Pipe.

 2654 14:13:32.730513  [   13.658114] systemd[1]: Listening on Journal Audit Socket.

 2655 14:13:32.737260  [  OK  ] Listening on Journal Audit Socket.

 2656 14:13:32.751813  [   13.676030] systemd[1]: Listening on Journal Socket (/dev/log).

 2657 14:13:32.758733  [  OK  ] Listening on Journal Socket (/dev/log).

 2658 14:13:32.766485  [   13.693854] systemd[1]: Listening on Journal Socket.

 2659 14:13:32.772752  [  OK  ] Listening on Journal Socket.

 2660 14:13:32.786945  [   13.711073] systemd[1]: Listening on Network Service Netlink Socket.

 2661 14:13:32.793503  [  OK  ] Listening on Network Service Netlink Socket.

 2662 14:13:32.804444  [   13.732090] systemd[1]: Listening on udev Control Socket.

 2663 14:13:32.811009  [  OK  ] Listening on udev Control Socket.

 2664 14:13:32.821080  [   13.748592] systemd[1]: Listening on udev Kernel Socket.

 2665 14:13:32.827807  [  OK  ] Listening on udev Kernel Socket.

 2666 14:13:32.840439  [   13.767986] systemd[1]: Mounting Huge Pages File System...

 2667 14:13:32.847174           Mounting Huge Pages File System...

 2668 14:13:32.862590  [   13.786850] systemd[1]: Mounting POSIX Message Queue File System...

 2669 14:13:32.868985           Mounting POSIX Message Queue File System...

 2670 14:13:32.877670  [   13.805255] systemd[1]: Mounting Kernel Debug File System...

 2671 14:13:32.884074           Mounting Kernel Debug File System...

 2672 14:13:32.895567  [   13.823281] systemd[1]: Mounting Kernel Trace File System...

 2673 14:13:32.902028           Mounting Kernel Trace File System...

 2674 14:13:32.922518  [   13.846890] systemd[1]: Starting Create list of static device nodes for the current kernel...

 2675 14:13:32.932447           Starting Create list of st…odes for the current kernel...

 2676 14:13:32.940129  [   13.867855] systemd[1]: Starting Load Kernel Module configfs...

 2677 14:13:32.946977           Starting Load Kernel Module configfs...

 2678 14:13:32.956850  [   13.884798] systemd[1]: Starting Load Kernel Module drm...

 2679 14:13:32.963790           Starting Load Kernel Module drm...

 2680 14:13:32.974053  [   13.901554] systemd[1]: Starting Load Kernel Module fuse...

 2681 14:13:32.980087           Starting Load Kernel Module fuse...

 2682 14:13:33.022804  [   13.944148] systemd[1]: Condition check resulted in Set Up Additional Binary Formats being skipped.

 2683 14:13:33.026025  [   13.954538] fuse: init (API version 7.32)

 2684 14:13:33.033000  [   13.960418] systemd[1]: Starting Journal Service...

 2685 14:13:33.039337           Starting Journal Service...

 2686 14:13:33.051286  [   13.979050] systemd[1]: Starting Load Kernel Modules...

 2687 14:13:33.057952           Starting Load Kernel Modules...

 2688 14:13:33.068022  [   13.992716] systemd[1]: Starting Remount Root and Kernel File Systems...

 2689 14:13:33.074720           Starting Remount Root and Kernel File Systems...

 2690 14:13:33.084407  [   14.012027] systemd[1]: Starting Coldplug All udev Devices...

 2691 14:13:33.091514           Starting Coldplug All udev Devices...

 2692 14:13:33.100690  [   14.028188] systemd[1]: Mounted Huge Pages File System.

 2693 14:13:33.106867  [  OK  ] Mounted Huge Pages File System.

 2694 14:13:33.119397  [   14.043690] systemd[1]: Mounted POSIX Message Queue File System.

 2695 14:13:33.125814  [  OK  ] Mounted POSIX Message Queue File System.

 2696 14:13:33.132217  [   14.059693] systemd[1]: Mounted Kernel Debug File System.

 2697 14:13:33.138956  [  OK  ] Mounted Kernel Debug File System.

 2698 14:13:33.146925  [   14.074650] systemd[1]: Mounted Kernel Trace File System.

 2699 14:13:33.153794  [  OK  ] Mounted Kernel Trace File System.

 2700 14:13:33.166130  [   14.090619] systemd[1]: Finished Create list of static device nodes for the current kernel.

 2701 14:13:33.176544  [  OK  ] Finished Create list of st… nodes for the current kernel.

 2702 14:13:33.184525  [   14.112281] systemd[1]: modprobe@configfs.service: Succeeded.

 2703 14:13:33.191524  [   14.119209] systemd[1]: Finished Load Kernel Module configfs.

 2704 14:13:33.201455  [  OK  ] Finished Load Kernel Module configfs.

 2705 14:13:33.208235  [   14.135314] systemd[1]: modprobe@drm.service: Succeeded.

 2706 14:13:33.214733  [   14.141949] systemd[1]: Finished Load Kernel Module drm.

 2707 14:13:33.221237  [  OK  ] Finished Load Kernel Module drm.

 2708 14:13:33.230023  [   14.157729] systemd[1]: Started Journal Service.

 2709 14:13:33.236546  [  OK  ] Started Journal Service.

 2710 14:13:33.249198  [  OK  ] Finished Load Kernel Module fuse.

 2711 14:13:33.257622  [  OK  ] Finished Load Kernel Modules.

 2712 14:13:33.268769  [  OK  ] Finished Remount Root and Kernel File Systems.

 2713 14:13:33.279636           Mounting FUSE Control File System...

 2714 14:13:33.287784           Mounting Kernel Configuration File System...

 2715 14:13:33.304198           Starting Flush Journal to Persistent Storage...

 2716 14:13:33.311581           Starting Load/Save Random Seed...

 2717 14:13:33.320858           Starting Apply Kernel Variables...

 2718 14:13:33.331341           Starting Create System Users...

 2719 14:13:33.341165  [   14.263025] systemd-journald[207]: Received client request to flush runtime journal.

 2720 14:13:33.348159  [  OK  ] Mounted FUSE Control File System.

 2721 14:13:33.361919  [  OK  ] Mounted Kernel Configuration File System.

 2722 14:13:33.368879  [  OK  ] Finished Load/Save Random Seed.

 2723 14:13:33.378588  [  OK  ] Finished Apply Kernel Variables.

 2724 14:13:33.475772  [  OK  ] Finished Coldplug All udev Devices.

 2725 14:13:34.785205  [  OK  ] Finished Create System Users.

 2726 14:13:34.801175  [  OK  ] Finished Flush Journal to Persistent Storage.

 2727 14:13:34.814049           Starting Create Static Device Nodes in /dev...

 2728 14:13:34.921340  [   15.845307] systemd-tmpfile (219) used greatest stack depth: 12528 bytes left

 2729 14:13:34.927399  [  OK  ] Finished Create Static Device Nodes in /dev.

 2730 14:13:34.939189  [  OK  ] Reached target Local File Systems (Pre).

 2731 14:13:34.950157  [  OK  ] Reached target Local File Systems.

 2732 14:13:34.961218           Starting Create Volatile Files and Directories...

 2733 14:13:34.975601           Starting Rule-based Manage…for Device Events and Files...

 2734 14:13:35.166516  [  OK  ] Started Rule-based Manager for Device Events and Files.

 2735 14:13:35.180143           Starting Network Service...

 2736 14:13:35.431086  [  OK  ] Finished Create Volatile Files and Directories.

 2737 14:13:35.457115           Starting Network Time Synchronization...

 2738 14:13:35.468616           Starting Update UTMP about System Boot/Shutdown...

 2739 14:13:35.548974  [  OK  ] Found device Sunrise Point-LP Serial IO UART Controller.

 2740 14:13:35.763339  [  OK  ] Finished Update UTMP about System Boot/Shutdown.

 2741 14:13:35.773414  [  OK  ] Created slice system-systemd\x2dbacklight.slice.

 2742 14:13:35.783467  [  OK  ] Listening on Load/Save RF …itch Status /dev/rfkill Watch.

 2743 14:13:35.796007           Starting Load/Save Screen …f backlight:intel_backlight...

 2744 14:13:35.805927           Starting Load/Save Screen …eds:chromeos::kbd_backlight...

 2745 14:13:35.929328  [  OK  ] Finished Load/Save Screen … of backlight:intel_backlight.

 2746 14:13:35.947620  [  OK  ] Finished Load/Save Screen … leds:chromeos::kbd_backlight.

 2747 14:13:35.988946  [  OK  ] Started Network Service.

 2748 14:13:36.009052           Starting Network Name Resolution...

 2749 14:13:36.021387  [  OK  ] Started Network Time Synchronization.

 2750 14:13:36.031364  [  OK  ] Reached target System Initialization.

 2751 14:13:36.041549  [  OK  ] Started Daily Cleanup of Temporary Directories.

 2752 14:13:36.047769  [  OK  ] Reached target System Time Set.

 2753 14:13:36.059141  [  OK  ] Reached target System Time Synchronized.

 2754 14:13:36.072363  [  OK  ] Started Daily apt download activities.

 2755 14:13:36.119013  [  OK  ] Started Daily apt upgrade and clean activities.

 2756 14:13:36.130561  [  OK  ] Started Periodic ext4 Onli…ata Check for All Filesystems.

 2757 14:13:36.144551  [  OK  ] Started Discard unused blocks once a week.

 2758 14:13:36.151820  [  OK  ] Reached target Timers.

 2759 14:13:36.166463  [  OK  ] Listening on D-Bus System Message Bus Socket.

 2760 14:13:36.172490  [  OK  ] Reached target Sockets.

 2761 14:13:36.178583  [  OK  ] Reached target Basic System.

 2762 14:13:36.189106  [  OK  ] Started D-Bus System Message Bus.

 2763 14:13:36.219165           Starting Remove Stale Onli…t4 Metadata Check Snapshots...

 2764 14:13:36.255665           Starting User Login Management...

 2765 14:13:36.844634  [  OK  ] Finished Remove Stale Onli…ext4 Metadata Check Snapshots.

 2766 14:13:36.911078  [  OK  ] Started User Login Management.

 2767 14:13:36.966686  [  OK  ] Started Network Name Resolution.

 2768 14:13:36.977244  [  OK  ] Reached target Network.

 2769 14:13:36.987173  [  OK  ] Reached target Host and Network Name Lookups.

 2770 14:13:36.996433           Starting Permit User Sessions...

 2771 14:13:37.022756  [  OK  ] Finished Permit User Sessions.

 2772 14:13:37.035422  [  OK  ] Started Getty on tty1.

 2773 14:13:37.043618  [  OK  ] Started Serial Getty on ttyS0.

 2774 14:13:37.055044  [  OK  ] Reached target Login Prompts.

 2775 14:13:37.067382  [  OK  ] Reached target Multi-User System.

 2776 14:13:37.077375  [  OK  ] Reached target Graphical Interface.

 2777 14:13:37.094197           Starting Update UTMP about System Runlevel Changes...

 2778 14:13:37.158807  [  OK  ] Finished Update UTMP about System Runlevel Changes.

 2779 14:13:37.186938  

 2780 14:13:37.187408  

 2781 14:13:37.190187  Debian GNU/Linux 11 debian-bullseye-amd64 ttyS0

 2782 14:13:37.190691  

 2783 14:13:37.196380  debian-bullseye-amd64 login: root (automatic login)

 2784 14:13:37.196849  

 2785 14:13:37.197217  

 2786 14:13:37.586471  Linux debian-bullseye-amd64 5.10.178-cip31 #1 SMP Thu Apr 20 13:58:13 UTC 2023 x86_64

 2787 14:13:37.586613  

 2788 14:13:37.593179  The programs included with the Debian GNU/Linux system are free software;

 2789 14:13:37.600191  the exact distribution terms for each program are described in the

 2790 14:13:37.606096  individual files in /usr/share/doc/*/copyright.

 2791 14:13:37.606230  

 2792 14:13:37.612953  Debian GNU/Linux comes with ABSOLUTELY NO WARRANTY, to the extent

 2793 14:13:37.616172  permitted by applicable law.

 2794 14:13:38.258526  Matched prompt #10: / #
 2796 14:13:38.259804  Kernel warnings or errors detected.
 2797 14:13:38.260138  Setting prompt string to ['/ #']
 2798 14:13:38.260654  end: 2.2.5.1 login-action (duration 00:00:17) [common]
 2800 14:13:38.262017  end: 2.2.5 auto-login-action (duration 00:00:20) [common]
 2801 14:13:38.262548  start: 2.2.6 expect-shell-connection (timeout 00:04:09) [common]
 2802 14:13:38.262953  Setting prompt string to ['/ #']
 2803 14:13:38.263331  Forcing a shell prompt, looking for ['/ #']
 2805 14:13:38.314316  / # 

 2806 14:13:38.314723  expect-shell-connection: Wait for prompt ['/ #'] (timeout 00:05:00)
 2807 14:13:38.315086  Waiting using forced prompt support (timeout 00:02:30)
 2808 14:13:38.322621  

 2809 14:13:38.323478  end: 2.2.6 expect-shell-connection (duration 00:00:00) [common]
 2810 14:13:38.323976  start: 2.2.7 export-device-env (timeout 00:04:09) [common]
 2812 14:13:38.425577  / # export NFS_ROOTFS='/var/lib/lava/dispatcher/tmp/10062621/extract-nfsrootfs-lc0rmr02'

 2813 14:13:38.432182  export NFS_ROOTFS='/var/lib/lava/dispatcher/tmp/10062621/extract-nfsrootfs-lc0rmr02'

 2815 14:13:38.534200  / # export NFS_SERVER_IP='192.168.201.1'

 2816 14:13:38.540022  export NFS_SERVER_IP='192.168.201.1'

 2817 14:13:38.547487  end: 2.2.7 export-device-env (duration 00:00:00) [common]
 2818 14:13:38.548136  end: 2.2 depthcharge-retry (duration 00:00:52) [common]
 2819 14:13:38.548680  end: 2 depthcharge-action (duration 00:00:52) [common]
 2820 14:13:38.549230  start: 3 lava-test-retry (timeout 00:08:44) [common]
 2821 14:13:38.549847  start: 3.1 lava-test-shell (timeout 00:08:44) [common]
 2822 14:13:38.550305  Using namespace: common
 2824 14:13:38.651935  / # #

 2825 14:13:38.652595  lava-test-shell: Wait for prompt ['/ #'] (timeout 00:10:00)
 2826 14:13:38.658314  #

 2827 14:13:38.659175  Using /lava-10062621
 2829 14:13:38.760837  / # export SHELL=/bin/bash

 2830 14:13:38.767997  export SHELL=/bin/bash

 2832 14:13:38.870061  / # . /lava-10062621/environment

 2833 14:13:38.877017  . /lava-10062621/environment

 2835 14:13:38.988093  / # /lava-10062621/bin/lava-test-runner /lava-10062621/0

 2836 14:13:38.988739  Test shell timeout: 10s (minimum of the action and connection timeout)
 2837 14:13:38.994808  /lava-10062621/bin/lava-test-runner /lava-10062621/0

 2838 14:13:39.347047  + export TESTRUN_ID=0_timesync-off

 2839 14:13:39.347602  + TESTRUN_ID=0_timesync-off

 2840 14:13:39.353669  + cd /lava-10062621/0/tests/0_timesync-off

 2841 14:13:39.354090  ++ cat uuid

 2842 14:13:39.362667  + UUID=10062621_1.5.2.3.1

 2843 14:13:39.365684  + set +x

 2844 14:13:39.369117  <LAVA_SIGNAL_STARTRUN 0_timesync-off 10062621_1.5.2.3.1>

 2845 14:13:39.369836  Received signal: <STARTRUN> 0_timesync-off 10062621_1.5.2.3.1
 2846 14:13:39.370202  Starting test lava.0_timesync-off (10062621_1.5.2.3.1)
 2847 14:13:39.370614  Skipping test definition patterns.
 2848 14:13:39.372299  + systemctl stop systemd-timesyncd

 2849 14:13:39.423413  + set +x

 2850 14:13:39.426620  <LAVA_SIGNAL_ENDRUN 0_timesync-off 10062621_1.5.2.3.1>

 2851 14:13:39.427281  Received signal: <ENDRUN> 0_timesync-off 10062621_1.5.2.3.1
 2852 14:13:39.427669  Ending use of test pattern.
 2853 14:13:39.427979  Ending test lava.0_timesync-off (10062621_1.5.2.3.1), duration 0.06
 2855 14:13:39.490484  + export TESTRUN_ID=1_kselftest-lkdtm

 2856 14:13:39.493648  + TESTRUN_ID=1_kselftest-lkdtm

 2857 14:13:39.496952  + cd /lava-10062621/0/tests/1_kselftest-lkdtm

 2858 14:13:39.497036  ++ cat uuid

 2859 14:13:39.500901  + UUID=10062621_1.5.2.3.5

 2860 14:13:39.500984  + set +x

 2861 14:13:39.507078  <LAVA_SIGNAL_STARTRUN 1_kselftest-lkdtm 10062621_1.5.2.3.5>

 2862 14:13:39.507331  Received signal: <STARTRUN> 1_kselftest-lkdtm 10062621_1.5.2.3.5
 2863 14:13:39.507400  Starting test lava.1_kselftest-lkdtm (10062621_1.5.2.3.5)
 2864 14:13:39.507480  Skipping test definition patterns.
 2865 14:13:39.510513  + cd ./automated/linux/kselftest/

 2866 14:13:39.546886  + ./kselftest.sh -c lkdtm -T '' -t kselftest_armhf.tar.gz -s True -u http://storage.kernelci.org/cip-gitlab/ci-iwamatsu-linux-5.10.y-cip-rc/v5.10.177-cip31-122-gfb6ca504156b4/x86_64/x86_64_defconfig+x86-chromebook+kselftest/gcc-10/kselftest.tar.xz -L '' -S /dev/null -b asus-C433TA-AJ0005-rammus -g cip-gitlab -e '' -p /opt/kselftests/mainline/ -n 1 -i 1

 2867 14:13:39.549896  INFO: install_deps skipped

 2868 14:13:39.661346  --2023-04-20 14:13:39--  http://storage.kernelci.org/cip-gitlab/ci-iwamatsu-linux-5.10.y-cip-rc/v5.10.177-cip31-122-gfb6ca504156b4/x86_64/x86_64_defconfig+x86-chromebook+kselftest/gcc-10/kselftest.tar.xz

 2869 14:13:39.667423  Resolving storage.kernelci.org (storage.kernelci.org)... 52.250.1.28

 2870 14:13:39.805965  Connecting to storage.kernelci.org (storage.kernelci.org)|52.250.1.28|:80... connected.

 2871 14:13:39.952165  HTTP request sent, awaiting response... 200 OK

 2872 14:13:39.955607  Length: 3381848 (3.2M) [application/octet-stream]

 2873 14:13:39.958364  Saving to: 'kselftest.tar.xz'

 2874 14:13:39.958834  

 2875 14:13:39.959198  

 2876 14:13:40.243934  kselftest.tar.xz      0%[                    ]       0  --.-KB/s               

 2877 14:13:40.535158  kselftest.tar.xz      1%[                    ]  50.15K   169KB/s               

 2878 14:13:40.874473  kselftest.tar.xz      6%[>                   ] 216.08K   363KB/s               

 2879 14:13:41.117576  kselftest.tar.xz     24%[===>                ] 809.99K   859KB/s               

 2880 14:13:41.313173  kselftest.tar.xz     60%[===========>        ]   1.95M  1.64MB/s               

 2881 14:13:41.426599  kselftest.tar.xz     90%[=================>  ]   2.93M  2.10MB/s               

 2882 14:13:41.433040  kselftest.tar.xz    100%[===================>]   3.22M  2.14MB/s    in 1.5s    

 2883 14:13:41.433126  

 2884 14:13:41.727529  2023-04-20 14:13:41 (2.14 MB/s) - 'kselftest.tar.xz' saved [3381848/3381848]

 2885 14:13:41.727687  

 2886 14:13:50.385392  skiplist:

 2887 14:13:50.387973  ========================================

 2888 14:13:50.391173  ========================================

 2889 14:13:50.455647  lkdtm:PANIC.sh

 2890 14:13:50.455765  lkdtm:BUG.sh

 2891 14:13:50.459006  lkdtm:WARNING.sh

 2892 14:13:50.462467  lkdtm:WARNING_MESSAGE.sh

 2893 14:13:50.462542  lkdtm:EXCEPTION.sh

 2894 14:13:50.465309  lkdtm:LOOP.sh

 2895 14:13:50.465406  lkdtm:EXHAUST_STACK.sh

 2896 14:13:50.468721  lkdtm:CORRUPT_STACK.sh

 2897 14:13:50.471921  lkdtm:CORRUPT_STACK_STRONG.sh

 2898 14:13:50.475381  lkdtm:CORRUPT_LIST_ADD.sh

 2899 14:13:50.478733  lkdtm:CORRUPT_LIST_DEL.sh

 2900 14:13:50.482157  lkdtm:STACK_GUARD_PAGE_LEADING.sh

 2901 14:13:50.485689  lkdtm:STACK_GUARD_PAGE_TRAILING.sh

 2902 14:13:50.485790  lkdtm:UNSET_SMEP.sh

 2903 14:13:50.488921  lkdtm:DOUBLE_FAULT.sh

 2904 14:13:50.491894  lkdtm:CORRUPT_PAC.sh

 2905 14:13:50.495461  lkdtm:UNALIGNED_LOAD_STORE_WRITE.sh

 2906 14:13:50.499068  lkdtm:OVERWRITE_ALLOCATION.sh

 2907 14:13:50.499165  lkdtm:WRITE_AFTER_FREE.sh

 2908 14:13:50.502251  lkdtm:READ_AFTER_FREE.sh

 2909 14:13:50.505198  lkdtm:WRITE_BUDDY_AFTER_FREE.sh

 2910 14:13:50.508475  lkdtm:READ_BUDDY_AFTER_FREE.sh

 2911 14:13:50.511702  lkdtm:SLAB_FREE_DOUBLE.sh

 2912 14:13:50.515332  lkdtm:SLAB_FREE_CROSS.sh

 2913 14:13:50.515430  lkdtm:SLAB_FREE_PAGE.sh

 2914 14:13:50.518250  lkdtm:SOFTLOCKUP.sh

 2915 14:13:50.521606  lkdtm:HARDLOCKUP.sh

 2916 14:13:50.521724  lkdtm:SPINLOCKUP.sh

 2917 14:13:50.524920  lkdtm:HUNG_TASK.sh

 2918 14:13:50.525043  lkdtm:EXEC_DATA.sh

 2919 14:13:50.527949  lkdtm:EXEC_STACK.sh

 2920 14:13:50.531531  lkdtm:EXEC_KMALLOC.sh

 2921 14:13:50.531665  lkdtm:EXEC_VMALLOC.sh

 2922 14:13:50.534730  lkdtm:EXEC_RODATA.sh

 2923 14:13:50.538343  lkdtm:EXEC_USERSPACE.sh

 2924 14:13:50.538480  lkdtm:EXEC_NULL.sh

 2925 14:13:50.541585  lkdtm:ACCESS_USERSPACE.sh

 2926 14:13:50.544759  lkdtm:ACCESS_NULL.sh

 2927 14:13:50.545351  lkdtm:WRITE_RO.sh

 2928 14:13:50.548693  lkdtm:WRITE_RO_AFTER_INIT.sh

 2929 14:13:50.551401  lkdtm:WRITE_KERN.sh

 2930 14:13:50.554878  lkdtm:REFCOUNT_INC_OVERFLOW.sh

 2931 14:13:50.558040  lkdtm:REFCOUNT_ADD_OVERFLOW.sh

 2932 14:13:50.561799  lkdtm:REFCOUNT_INC_NOT_ZERO_OVERFLOW.sh

 2933 14:13:50.565158  lkdtm:REFCOUNT_ADD_NOT_ZERO_OVERFLOW.sh

 2934 14:13:50.568023  lkdtm:REFCOUNT_DEC_ZERO.sh

 2935 14:13:50.571308  lkdtm:REFCOUNT_DEC_NEGATIVE.sh

 2936 14:13:50.574481  lkdtm:REFCOUNT_DEC_AND_TEST_NEGATIVE.sh

 2937 14:13:50.578422  lkdtm:REFCOUNT_SUB_AND_TEST_NEGATIVE.sh

 2938 14:13:50.581408  lkdtm:REFCOUNT_INC_ZERO.sh

 2939 14:13:50.584330  lkdtm:REFCOUNT_ADD_ZERO.sh

 2940 14:13:50.587826  lkdtm:REFCOUNT_INC_SATURATED.sh

 2941 14:13:50.591063  lkdtm:REFCOUNT_DEC_SATURATED.sh

 2942 14:13:50.594212  lkdtm:REFCOUNT_ADD_SATURATED.sh

 2943 14:13:50.597832  lkdtm:REFCOUNT_INC_NOT_ZERO_SATURATED.sh

 2944 14:13:50.604125  lkdtm:REFCOUNT_ADD_NOT_ZERO_SATURATED.sh

 2945 14:13:50.607600  lkdtm:REFCOUNT_DEC_AND_TEST_SATURATED.sh

 2946 14:13:50.610605  lkdtm:REFCOUNT_SUB_AND_TEST_SATURATED.sh

 2947 14:13:50.614176  lkdtm:REFCOUNT_TIMING.sh

 2948 14:13:50.614669  lkdtm:ATOMIC_TIMING.sh

 2949 14:13:50.617474  lkdtm:USERCOPY_HEAP_SIZE_TO.sh

 2950 14:13:50.621209  lkdtm:USERCOPY_HEAP_SIZE_FROM.sh

 2951 14:13:50.627521  lkdtm:USERCOPY_HEAP_WHITELIST_TO.sh

 2952 14:13:50.630918  lkdtm:USERCOPY_HEAP_WHITELIST_FROM.sh

 2953 14:13:50.633928  lkdtm:USERCOPY_STACK_FRAME_TO.sh

 2954 14:13:50.637140  lkdtm:USERCOPY_STACK_FRAME_FROM.sh

 2955 14:13:50.641390  lkdtm:USERCOPY_STACK_BEYOND.sh

 2956 14:13:50.642031  lkdtm:USERCOPY_KERNEL.sh

 2957 14:13:50.644104  lkdtm:STACKLEAK_ERASING.sh

 2958 14:13:50.647252  lkdtm:CFI_FORWARD_PROTO.sh

 2959 14:13:50.650507  ============== Tests to run ===============

 2960 14:13:50.654112  lkdtm:PANIC.sh

 2961 14:13:50.654580  lkdtm:BUG.sh

 2962 14:13:50.656912  lkdtm:WARNING.sh

 2963 14:13:50.660343  lkdtm:WARNING_MESSAGE.sh

 2964 14:13:50.660884  lkdtm:EXCEPTION.sh

 2965 14:13:50.663418  lkdtm:LOOP.sh

 2966 14:13:50.664022  lkdtm:EXHAUST_STACK.sh

 2967 14:13:50.666855  lkdtm:CORRUPT_STACK.sh

 2968 14:13:50.670852  lkdtm:CORRUPT_STACK_STRONG.sh

 2969 14:13:50.673385  lkdtm:CORRUPT_LIST_ADD.sh

 2970 14:13:50.676639  lkdtm:CORRUPT_LIST_DEL.sh

 2971 14:13:50.680780  lkdtm:STACK_GUARD_PAGE_LEADING.sh

 2972 14:13:50.683501  lkdtm:STACK_GUARD_PAGE_TRAILING.sh

 2973 14:13:50.684073  lkdtm:UNSET_SMEP.sh

 2974 14:13:50.686876  lkdtm:DOUBLE_FAULT.sh

 2975 14:13:50.689895  lkdtm:CORRUPT_PAC.sh

 2976 14:13:50.693549  lkdtm:UNALIGNED_LOAD_STORE_WRITE.sh

 2977 14:13:50.697148  lkdtm:OVERWRITE_ALLOCATION.sh

 2978 14:13:50.697643  lkdtm:WRITE_AFTER_FREE.sh

 2979 14:13:50.699921  lkdtm:READ_AFTER_FREE.sh

 2980 14:13:50.703494  lkdtm:WRITE_BUDDY_AFTER_FREE.sh

 2981 14:13:50.706921  lkdtm:READ_BUDDY_AFTER_FREE.sh

 2982 14:13:50.709673  lkdtm:SLAB_FREE_DOUBLE.sh

 2983 14:13:50.713195  lkdtm:SLAB_FREE_CROSS.sh

 2984 14:13:50.713739  lkdtm:SLAB_FREE_PAGE.sh

 2985 14:13:50.716507  lkdtm:SOFTLOCKUP.sh

 2986 14:13:50.719875  lkdtm:HARDLOCKUP.sh

 2987 14:13:50.720330  lkdtm:SPINLOCKUP.sh

 2988 14:13:50.723198  lkdtm:HUNG_TASK.sh

 2989 14:13:50.723622  lkdtm:EXEC_DATA.sh

 2990 14:13:50.726324  lkdtm:EXEC_STACK.sh

 2991 14:13:50.730016  lkdtm:EXEC_KMALLOC.sh

 2992 14:13:50.730509  lkdtm:EXEC_VMALLOC.sh

 2993 14:13:50.733199  lkdtm:EXEC_RODATA.sh

 2994 14:13:50.736255  lkdtm:EXEC_USERSPACE.sh

 2995 14:13:50.736713  lkdtm:EXEC_NULL.sh

 2996 14:13:50.739717  lkdtm:ACCESS_USERSPACE.sh

 2997 14:13:50.742881  lkdtm:ACCESS_NULL.sh

 2998 14:13:50.743332  lkdtm:WRITE_RO.sh

 2999 14:13:50.745934  lkdtm:WRITE_RO_AFTER_INIT.sh

 3000 14:13:50.749495  lkdtm:WRITE_KERN.sh

 3001 14:13:50.752559  lkdtm:REFCOUNT_INC_OVERFLOW.sh

 3002 14:13:50.755993  lkdtm:REFCOUNT_ADD_OVERFLOW.sh

 3003 14:13:50.759466  lkdtm:REFCOUNT_INC_NOT_ZERO_OVERFLOW.sh

 3004 14:13:50.763086  lkdtm:REFCOUNT_ADD_NOT_ZERO_OVERFLOW.sh

 3005 14:13:50.766619  lkdtm:REFCOUNT_DEC_ZERO.sh

 3006 14:13:50.769636  lkdtm:REFCOUNT_DEC_NEGATIVE.sh

 3007 14:13:50.773215  lkdtm:REFCOUNT_DEC_AND_TEST_NEGATIVE.sh

 3008 14:13:50.776401  lkdtm:REFCOUNT_SUB_AND_TEST_NEGATIVE.sh

 3009 14:13:50.779913  lkdtm:REFCOUNT_INC_ZERO.sh

 3010 14:13:50.782960  lkdtm:REFCOUNT_ADD_ZERO.sh

 3011 14:13:50.786695  lkdtm:REFCOUNT_INC_SATURATED.sh

 3012 14:13:50.789589  lkdtm:REFCOUNT_DEC_SATURATED.sh

 3013 14:13:50.792649  lkdtm:REFCOUNT_ADD_SATURATED.sh

 3014 14:13:50.796487  lkdtm:REFCOUNT_INC_NOT_ZERO_SATURATED.sh

 3015 14:13:50.799711  lkdtm:REFCOUNT_ADD_NOT_ZERO_SATURATED.sh

 3016 14:13:50.806081  lkdtm:REFCOUNT_DEC_AND_TEST_SATURATED.sh

 3017 14:13:50.809001  lkdtm:REFCOUNT_SUB_AND_TEST_SATURATED.sh

 3018 14:13:50.812829  lkdtm:REFCOUNT_TIMING.sh

 3019 14:13:50.813283  lkdtm:ATOMIC_TIMING.sh

 3020 14:13:50.815702  lkdtm:USERCOPY_HEAP_SIZE_TO.sh

 3021 14:13:50.819260  lkdtm:USERCOPY_HEAP_SIZE_FROM.sh

 3022 14:13:50.822396  lkdtm:USERCOPY_HEAP_WHITELIST_TO.sh

 3023 14:13:50.825511  lkdtm:USERCOPY_HEAP_WHITELIST_FROM.sh

 3024 14:13:50.828978  lkdtm:USERCOPY_STACK_FRAME_TO.sh

 3025 14:13:50.835969  lkdtm:USERCOPY_STACK_FRAME_FROM.sh

 3026 14:13:50.836393  lkdtm:USERCOPY_STACK_BEYOND.sh

 3027 14:13:50.838876  lkdtm:USERCOPY_KERNEL.sh

 3028 14:13:50.842343  lkdtm:STACKLEAK_ERASING.sh

 3029 14:13:50.845517  lkdtm:CFI_FORWARD_PROTO.sh

 3030 14:13:50.848626  ===========End Tests to run ===============

 3031 14:13:51.081187  [   32.009191] kselftest: Running tests in lkdtm

 3032 14:13:51.087958  TAP version 13

 3033 14:13:51.098371  1..70

 3034 14:13:51.105847  # selftests: lkdtm: PANIC.sh

 3035 14:13:51.498073  # Skipping PANIC: crashes entire system

 3036 14:13:51.501579  ok 1 selftests: lkdtm: PANIC.sh # SKIP

 3037 14:13:51.507206  # selftests: lkdtm: BUG.sh

 3038 14:13:51.600960  [   32.528844] lkdtm: Performing direct entry BUG

 3039 14:13:51.607723  [   32.533905] ------------[ cut here ]------------

 3040 14:13:51.610804  [   32.539093] kernel BUG at drivers/misc/lkdtm/bugs.c:76!

 3041 14:13:51.617617  [   32.544982] invalid opcode: 0000 [#1] SMP PTI

 3042 14:13:51.624826  [   32.549852] CPU: 0 PID: 634 Comm: cat Tainted: G        W         5.10.178-cip31 #1

 3043 14:13:51.633844  [   32.558392] Hardware name: Google Rammus/Rammus, BIOS  09/04/2020

 3044 14:13:51.637538  [   32.565197] RIP: 0010:lkdtm_BUG+0x5/0x10

 3045 14:13:51.657457  [   32.569578] Code: 89 ff e8 fe f0 79 ff 48 c7 c0 ea ff ff ff eb de 48 c7 c0 ea ff ff ff c3 cc cc cc cc 48 c7 c0 f4 ff ff ff eb c9 0f 1f 44 00 00 <0f> 0b 66 0f 1f 84 00 00 00 00 00 0f 1f 44 00 00 83 05 20 46 e9 02

 3046 14:13:51.663905  [   32.590546] RSP: 0018:ffffaed74132fe60 EFLAGS: 00010286

 3047 14:13:51.670346  [   32.596369] RAX: ffffffff8c378590 RBX: 0000000000000001 RCX: 0000000000000000

 3048 14:13:51.679887  [   32.604336] RDX: 0000000000000000 RSI: ffff8c057ac1bf70 RDI: ffffffff8d37e0b0

 3049 14:13:51.686739  [   32.612302] RBP: ffffffff8d85c448 R08: 0000000000000001 R09: 0000000000000001

 3050 14:13:51.696830  [   32.620268] R10: 00000000ffffe000 R11: 3fffffffffffffff R12: 0000000000000004

 3051 14:13:51.703619  [   32.628236] R13: ffffaed74132ff10 R14: ffffaed74132ff10 R15: ffff8c050351e000

 3052 14:13:51.713263  [   32.636229] FS:  00007f1c294c9580(0000) GS:ffff8c057ac00000(0000) knlGS:0000000000000000

 3053 14:13:51.720504  [   32.645266] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033

 3054 14:13:51.726413  [   32.651670] CR2: 00007f1c292d2000 CR3: 0000000103626005 CR4: 00000000003706f0

 3055 14:13:51.729786  [   32.659636] Call Trace:

 3056 14:13:51.732919  [   32.662364]  direct_entry.cold+0x2c/0x38

 3057 14:13:51.740092  [   32.666742]  full_proxy_write+0x53/0x80

 3058 14:13:51.742714  [   32.671036]  vfs_write+0xe7/0x3b0

 3059 14:13:51.746387  [   32.674734]  ksys_write+0x68/0xf0

 3060 14:13:51.749743  [   32.678431]  do_syscall_64+0x30/0x40

 3061 14:13:51.755890  [   32.682419]  entry_SYSCALL_64_after_hwframe+0x61/0xc6

 3062 14:13:51.759330  [   32.688048] RIP: 0033:0x7f1c293df833

 3063 14:13:51.779335  [   32.692027] Code: 8b 15 61 26 0e 00 f7 d8 64 89 02 48 c7 c0 ff ff ff ff eb b7 0f 1f 00 64 8b 04 25 18 00 00 00 85 c0 75 14 b8 01 00 00 00 0f 05 <48> 3d 00 f0 ff ff 77 55 c3 0f 1f 40 00 48 83 ec 28 48 89 54 24 18

 3064 14:13:51.789094  [   32.712998] RSP: 002b:00007ffe1e97d188 EFLAGS: 00000246 ORIG_RAX: 0000000000000001

 3065 14:13:51.795902  [   32.721454] RAX: ffffffffffffffda RBX: 0000000000000004 RCX: 00007f1c293df833

 3066 14:13:51.805460  [   32.729420] RDX: 0000000000000004 RSI: 00007f1c292d2000 RDI: 0000000000000001

 3067 14:13:51.812316  [   32.737388] RBP: 00007f1c292d2000 R08: 00007f1c292d1010 R09: 0000000000000000

 3068 14:13:51.821837  [   32.745357] R10: fffffffffffffbc5 R11: 0000000000000246 R12: 0000000000000001

 3069 14:13:51.828447  [   32.753325] R13: 0000000000000001 R14: 0000000000020000 R15: 0000000000020000

 3070 14:13:51.880816  [   32.761291] Modules linked in: fuse ip_tables cros_ec_lid_angle cros_ec_sensors cros_ec_sensors_core industrialio_triggered_buffer kfifo_buf industrialio uvcvideo videobuf2_vmalloc cros_ec_sysfs cros_ec_chardev cros_usbpd_logger cros_ec_debugfs cros_ec_lightbar cros_ec_sensorhub videobuf2_memops cros_usbpd_charger videobuf2_v4l2 snd_soc_da7219 gsmi x86_pkg_temp_thermal cros_ec_dev snd_soc_core videobuf2_common snd_compress snd_pcm_dmaengine regmap_i2c coreboot_table i2c_hid cros_usbpd_notify chromeos_pstore cros_kbd_led_backlight

 3071 14:13:51.888076  [   32.815639] gsmi: Log Shutdown Reason 0x03

 3072 14:13:51.893986  [   32.820302] ---[ end trace 7e1796e8a934a10a ]---

 3073 14:13:51.897622  [   32.825504] RIP: 0010:lkdtm_BUG+0x5/0x10

 3074 14:13:51.917654  [   32.829938] Code: 89 ff e8 fe f0 79 ff 48 c7 c0 ea ff ff ff eb de 48 c7 c0 ea ff ff ff c3 cc cc cc cc 48 c7 c0 f4 ff ff ff eb c9 0f 1f 44 00 00 <0f> 0b 66 0f 1f 84 00 00 00 00 00 0f 1f 44 00 00 83 05 20 46 e9 02

 3075 14:13:51.923640  [   32.850952] RSP: 0018:ffffaed74132fe60 EFLAGS: 00010286

 3076 14:13:51.930446  [   32.856840] RAX: ffffffff8c378590 RBX: 0000000000000001 RCX: 0000000000000000

 3077 14:13:51.940374  [   32.864839] RDX: 0000000000000000 RSI: ffff8c057ac1bf70 RDI: ffffffff8d37e0b0

 3078 14:13:51.946844  [   32.872837] RBP: ffffffff8d85c448 R08: 0000000000000001 R09: 0000000000000001

 3079 14:13:51.957062  [   32.880833] R10: 00000000ffffe000 R11: 3fffffffffffffff R12: 0000000000000004

 3080 14:13:51.963331  [   32.888841] R13: ffffaed74132ff10 R14: ffffaed74132ff10 R15: ffff8c050351e000

 3081 14:13:51.973222  [   32.896821] FS:  00007f1c294c9580(0000) GS:ffff8c057ac00000(0000) knlGS:0000000000000000

 3082 14:13:51.979794  [   32.905885] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033

 3083 14:13:51.986346  [   32.912322] CR2: 00007f1c292d2000 CR3: 0000000103626005 CR4: 00000000003706f0

 3084 14:13:51.989969  # Segmentation fault

 3085 14:13:52.057019  # [   32.528844] lkdtm: Performing direct entry BUG

 3086 14:13:52.063421  # [   32.533905] ------------[ cut here ]------------

 3087 14:13:52.066378  # [   32.539093] kernel BUG at drivers/misc/lkdtm/bugs.c:76!

 3088 14:13:52.073582  # [   32.544982] invalid opcode: 0000 [#1] SMP PTI

 3089 14:13:52.082686  # [   32.549852] CPU: 0 PID: 634 Comm: cat Tainted: G        W         5.10.178-cip31 #1

 3090 14:13:52.089598  # [   32.558392] Hardware name: Google Rammus/Rammus, BIOS  09/04/2020

 3091 14:13:52.093020  # [   32.565197] RIP: 0010:lkdtm_BUG+0x5/0x10

 3092 14:13:52.116399  # [   32.569578] Code: 89 ff e8 fe f0 79 ff 48 c7 c0 ea ff ff ff eb de 48 c7 c0 ea ff ff ff c3 cc cc cc cc 48 c7 c0 f4 ff ff ff eb c9 0f 1f 44 00 00 <0f> 0b 66 0f 1f 84 00 00 00 00 00 0f 1f 44 00 00 83 05 20 46 e9 02

 3093 14:13:52.119192  # [   32.590546] RSP: 0018:ffffaed74132fe60 EFLAGS: 00010286

 3094 14:13:52.129492  # [   32.596369] RAX: ff[   33.055152] lkdtm: Performing direct entry WARNING

 3095 14:13:52.132522  [   33.061518] ------------[ cut here ]------------

 3096 14:13:52.142705  [   33.066688] WARNING: CPU: 3 PID: 671 at drivers/misc/lkdtm/bugs.c:83 lkdtm_WARNING+0x13/0x20

 3097 14:13:52.149150  ffffff8c378590 RBX: 0000000000000001 RCX: 0000000000000000

 3098 14:13:52.202170  # [ [   33.076122] Modules linked in: fuse ip_tables cros_ec_lid_angle cros_ec_sensors cros_ec_sensors_core industrialio_triggered_buffer kfifo_buf industrialio uvcvideo videobuf2_vmalloc cros_ec_sysfs cros_ec_chardev cros_usbpd_logger cros_ec_debugfs cros_ec_lightbar cros_ec_sensorhub videobuf2_memops cros_usbpd_charger videobuf2_v4l2 snd_soc_da7219 gsmi x86_pkg_temp_thermal cros_ec_dev snd_soc_core videobuf2_common snd_compress snd_pcm_dmaengine regmap_i2c coreboot_table i2c_hid cros_usbpd_notify chromeos_pstore cros_kbd_led_backlight

 3099 14:13:52.211587  [   33.134808] CPU: 3 PID: 671 Comm: cat Tainted: G      D W         5.10.178-cip31 #1

 3100 14:13:52.218086  [   33.143384] Hardware name: Google Rammus/Rammus, BIOS  09/04/2020

 3101 14:13:52.221915  [   33.150189] RIP: 0010:lkdtm_WARNING+0x13/0x20

 3102 14:13:52.244815  [   33.155051] 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 20 46 e9 02 01 75 05 c3 cc cc cc cc <0f> 0b c3 cc cc cc cc 66 0f 1f 44 00 00 0f 1f 44 00 00 8b 05 01 46

 3103 14:13:52.247956  [   33.176033] RSP: 0018:ffffaed7413b7e60 EFLAGS: 00010202

 3104 14:13:52.257529  [   33.181867] RAX: ffffffff8c3785a0 RBX: 0000000000000002 RCX: 0000000000000000

 3105 14:13:52.264259  [   33.189836] RDX: 0000000000000000 RSI: ffff8c057ad9bf70 RDI: ffffffff8d37e0c0

 3106 14:13:52.273979  [   33.197805] RBP: ffffffff8d7f7d57 R08: 0000000000000000 R09: 0000000000000000

 3107 14:13:52.281014  [   33.205773] R10: 00000000ffffe000 R11: 3fffffffffffffff R12: 0000000000000008

 3108 14:13:52.287806  [   33.213742] R13: ffffaed7413b7f10 R14: ffffaed7413b7f10 R15: ffff8c0504998000

 3109 14:13:52.297649  [   33.221712] FS:  00007f4e4fa0e580(0000) GS:ffff8c057ad80000(0000) knlGS:0000000000000000

 3110 14:13:52.304096  [   33.230749] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033

 3111 14:13:52.313522  [   33.237166] CR2: 00007f4e4f817000 CR3: 00000001035f6003 CR4: 00000000003706e0

 3112 14:13:52.313993  [   33.245136] Call Trace:

 3113 14:13:52.320258  [   33.247891]  direct_entry.cold+0x2c/0x38

 3114 14:13:52.323578  [   33.252303]  full_proxy_write+0x53/0x80

 3115 14:13:52.327184  [   33.256615]  vfs_write+0xe7/0x3b0

 3116 14:13:52.329999  [   33.260340]  ksys_write+0x68/0xf0

 3117 14:13:52.339917    32.604336] RDX: 0000000000000000 RSI: ffff8c057ac1bf70 RDI: ff[   33.264086]  do_syscall_64+0x30/0x40

 3118 14:13:52.347047  [   33.274289]  entry_SYSCALL_64_after_hwframe+0x61/0xc6

 3119 14:13:52.349748  [   33.279929] RIP: 0033:0x7f4e4f924833

 3120 14:13:52.373093  [   33.283918] Code: 8b 15 61 26 0e 00 f7 d8 64 89 02 48 c7 c0 ff ff ff ff eb b7 0f 1f 00 64 8b 04 25 18 00 00 00 85 c0 75 14 b8 01 00 00 00 0f 05 <48> 3d 00 f0 ff ff 77 55 c3 0f 1f 40 00 48 83 ec 28 48 89 54 24 18

 3121 14:13:52.379992  [   33.304896] RSP: 002b:00007ffcfad71c08 EFLAGS: 00000246 ORIG_RAX: 0000000000000001

 3122 14:13:52.389697  [   33.313354] RAX: ffffffffffffffda RBX: 0000000000000008 RCX: 00007f4e4f924833

 3123 14:13:52.396446  [   33.321324] RDX: 0000000000000008 RSI: 00007f4e4f817000 RDI: 0000000000000001

 3124 14:13:52.399543  ffffff8d37e0b0

 3125 14:13:52.410436  # [   32.612302] RBP: ffffffff8d85c448 R08: 0000[   33.329298] RBP: 00007f4e4f817000 R08: 00007f4e4f816010 R09: 0000000000000000

 3126 14:13:52.419312  [   33.343479] R10: fffffffffffffbc5 R11: 0000000000000246 R12: 0000000000000001

 3127 14:13:52.422881  000000000001 R09: 0000000000000001

 3128 14:13:52.432461  # [   32.620268] R10: 000000[   33.351450] R13: 0000000000000001 R14: 0000000000020000 R15: 0000000000020000

 3129 14:13:52.436063  [   33.365666] irq event stamp: 0

 3130 14:13:52.442101  00ffffe000 R11: 3fffffffffffffff R12: 0000000000000004

 3131 14:13:52.448965  # [   32[   33.369082] hardirqs last  enabled at (0): [<0000000000000000>] 0x0

 3132 14:13:52.459233  [   33.382292] hardirqs last disabled at (0): [<ffffffff8b8fd834>] copy_process+0x664/0x1c60

 3133 14:13:52.469005  [   33.391426] softirqs last  enabled at (0): [<ffffffff8b8fd834>] copy_process+0x664/0x1c60

 3134 14:13:52.475692  [   33.400584] softirqs last disabled at (0): [<0000000000000000>] 0x0

 3135 14:13:52.485481  .628236] R13: ffffaed74132ff10 R14: ffffaed74132ff10 R15: ffff8c[   33.407597] ---[ end trace 7e1796e8a934a10b ]---

 3136 14:13:52.488572  050351e000

 3137 14:13:52.495527  # [   32.636229] FS:  00007f1c294c9580(0000) GS:ffff8c057ac00000(0000) knlGS:0000000000000000

 3138 14:13:52.502026  # [   32.645266] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033

 3139 14:13:52.511695  # [   32.651670] CR2: 00007f1c292d2000 CR3: 0000000103626005 CR4: 00000000003706f0

 3140 14:13:52.514877  # [   32.659636] Call Trace:

 3141 14:13:52.518350  # [   32.662364]  direct_entry.cold+0x2c/0x38

 3142 14:13:52.524915  # [   32.666742]  full_proxy_write+0x53/0x80

 3143 14:13:52.528186  # [   32.671036]  vfs_write+0xe7/0x3b0

 3144 14:13:52.531328  # [   32.674734]  ksys_write+0x68/0xf0

 3145 14:13:52.534945  # [   32.678431]  do_syscall_64+0x30/0x40

 3146 14:13:52.541232  # [   32.682419]  entry_SYSCALL_64_after_hwframe+0x61/0xc6

 3147 14:13:52.544726  # [   32.688048] RIP: 0033:0x7f1c293df833

 3148 14:13:52.567666  # [   32.692027] Code: 8b 15 61 26 0e 00 f7 d8 64 89 02 48 c7 c0 ff ff ff ff eb b7 0f 1f 00 64 8b 04 25 18 00 00 00 85 c0 75 14 b8 01 00 00 00 0f 05 <48> 3d 00 f0 ff ff 77 55 c3 0f 1f 40 00 48 83 ec 28 48 89 54 24 18

 3149 14:13:52.574231  # [   32.712998] RSP: 002b:00007ffe1e97d188 EFLAGS: 00000246 ORIG_RAX: 0000000000000001

 3150 14:13:52.584278  # [   32.721454] RAX: ffffffffffffffda RBX: 0000000000000004 RCX: 00007f1c293df833

 3151 14:13:52.590588  # [   32.729420] RDX: 000[   33.516337] lkdtm: Performing direct entry WARNING_MESSAGE

 3152 14:13:52.597572  0000000000004 RSI: 00007f1c292d2000 RDI: 0000000000000001

 3153 14:13:52.604465  # [  [   33.524610] ------------[ cut here ]------------

 3154 14:13:52.613880   32.737388] RBP: 00007f1c292d2000 R08: 00007f1c292d1010 R09: 000[   33.535997] Warning message trigger count: 2

 3155 14:13:52.616912  0000000000000

 3156 14:13:52.630464  # [   32.745357] R10: fffffffffffffbc5 R11: 00000[   33.546992] WARNING: CPU: 0 PID: 706 at drivers/misc/lkdtm/bugs.c:88 lkdtm_WARNING_MESSAGE+0x20/0x30

 3157 14:13:52.633921  00000000246 R12: 0000000000000001

 3158 14:13:52.690059  # [   32.753325] R13: 0000000[   33.563400] Modules linked in: fuse ip_tables cros_ec_lid_angle cros_ec_sensors cros_ec_sensors_core industrialio_triggered_buffer kfifo_buf industrialio uvcvideo videobuf2_vmalloc cros_ec_sysfs cros_ec_chardev cros_usbpd_logger cros_ec_debugfs cros_ec_lightbar cros_ec_sensorhub videobuf2_memops cros_usbpd_charger videobuf2_v4l2 snd_soc_da7219 gsmi x86_pkg_temp_thermal cros_ec_dev snd_soc_core videobuf2_common snd_compress snd_pcm_dmaengine regmap_i2c coreboot_table i2c_hid cros_usbpd_notify chromeos_pstore cros_kbd_led_backlight

 3159 14:13:52.693459  000000001 R14: 0000000000020000 R15: 0000000000020000

 3160 14:13:52.703024  # [   32.[   33.622044] CPU: 0 PID: 706 Comm: cat Tainted: G      D W         5.10.178-cip31 #1

 3161 14:13:52.716295  761291] Modules linked in: fuse ip_tables cros_ec_lid_angle cros[   33.636802] Hardware name: Google Rammus/Rammus, BIOS  09/04/2020

 3162 14:13:52.729378  _ec_sensors cros_ec_sensors_core industrialio_triggered_buffer k[   33.649823] RIP: 0010:lkdtm_WARNING_MESSAGE+0x20/0x30

 3163 14:13:52.756320  fifo_buf industrialio uvcvideo videobuf2_vmalloc cros_ec_sysfs c[   33.661701] Code: cc cc cc cc 66 0f 1f 44 00 00 0f 1f 44 00 00 8b 05 01 46 e9 02 48 c7 c7 b8 82 7f 8d 8d 70 01 89 35 f1 45 e9 02 e8 d9 90 64 00 <0f> 0b c3 cc cc cc cc 66 0f 1f 84 00 00 00 00 00 0f 1f 44 00 00 c7

 3164 14:13:52.768922  ros_ec_chardev cros_usbpd_logger cros_ec_debugfs cros_ec_lightba[   33.688876] RSP: 0018:ffffaed741467e60 EFLAGS: 00010286

 3165 14:13:52.782075  r cros_ec_sensorhub videobuf2_memops cros_usbpd_charger videobuf[   33.700939] RAX: 0000000000000000 RBX: 0000000000000003 RCX: 0000000000000000

 3166 14:13:52.795494  2_v4l2 snd_soc_da7219 gsmi x86_pkg_temp_thermal cros_ec_dev snd_[   33.715105] RDX: ffff8c057ac2c660 RSI: ffff8c057ac1bf70 RDI: ffff8c057ac1bf70

 3167 14:13:52.812207  soc_core videobuf2_common snd_compress snd_pcm_dmaengine regmap_[   33.729340] RBP: ffffffff8d7f7d5f R08: 0000000000000000 R09: 0000000000000000

 3168 14:13:52.825245  i2c coreboot_table i2c_hid cros_usbpd_notify chromeos_pstore cro[   33.743486] R10: 00000000ffffe000 R11: 3fffffffffffffff R12: 0000000000000010

 3169 14:13:52.828410  s_kbd_led_backlight

 3170 14:13:52.838437  # [   32.815639] gsmi: Log Shutdown Reason [   33.757678] R13: ffffaed741467f10 R14: ffffaed741467f10 R15: ffff8c0503435000

 3171 14:13:52.839009  0x03

 3172 14:13:52.845074  # [   32.820302] ---[ end trace 7e1796e8a934a10a ]---

 3173 14:13:52.855164  # [[   33.771838] FS:  00007fb2d7891580(0000) GS:ffff8c057ac00000(0000) knlGS:0000000000000000

 3174 14:13:52.858084     32.825504] RIP: 0010:lkdtm_BUG+0x5/0x10

 3175 14:13:52.868244  # [   32.829938] Cod[   33.787091] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033

 3176 14:13:52.881041  e: 89 ff e8 fe f0 79 ff 48 c7 c0 ea ff ff ff eb de 48 c7 c0 ea f[   33.799718] CR2: 00007fb2d769a000 CR3: 0000000104998005 CR4: 00000000003706f0

 3177 14:13:52.891547  f ff ff c3 cc cc cc cc 48 c7 c0 f4 ff ff ff eb c9 0f 1f 44 00 00[   33.813908] Call Trace:

 3178 14:13:52.901023   <0f> 0b 66 0f 1f 84 00 00 00 00 00 0f 1f 44 00 00 83 05 20 46 e[   33.822857]  direct_entry.cold+0x2c/0x38

 3179 14:13:52.901629  9 02

 3180 14:13:52.910812  # [   32.850952] RSP: 0018:ffffaed74132fe60 EFLAGS: 000102[   33.833461]  full_proxy_write+0x53/0x80

 3181 14:13:52.911351  86

 3182 14:13:52.921035  # [   32.856840] RAX: ffffffff8c378590 RBX: 0000000000000001[   33.843944]  vfs_write+0xe7/0x3b0

 3183 14:13:52.924395   RCX: 0000000000000000

 3184 14:13:52.930636  # [   32.864839] RDX: 0000000000000000 R[   33.853872]  ksys_write+0x68/0xf0

 3185 14:13:52.934317  SI: ffff8c057ac1bf70 RDI: ffffffff8d37e0b0

 3186 14:13:52.940753  # [   32.872837] RBP[   33.863775]  do_syscall_64+0x30/0x40

 3187 14:13:52.947374  : ffffffff8d85c448 R08: 0000000000000001 R09: 0000000000000001

 3188 14:13:52.953985  [   33.874003]  entry_SYSCALL_64_after_hwframe+0x61/0xc6

 3189 14:13:52.964083  # [   32.880833] R10: 00000000ffffe000 R11: 3fffffffffffffff R12[   33.885840] RIP: 0033:0x7fb2d77a7833

 3190 14:13:52.964645  : 0000000000000004

 3191 14:13:52.990489  # [   32.888841] R13: ffffaed74132ff10 R14: [   33.896058] Code: 8b 15 61 26 0e 00 f7 d8 64 89 02 48 c7 c0 ff ff ff ff eb b7 0f 1f 00 64 8b 04 25 18 00 00 00 85 c0 75 14 b8 01 00 00 00 0f 05 <48> 3d 00 f0 ff ff 77 55 c3 0f 1f 40 00 48 83 ec 28 48 89 54 24 18

 3192 14:13:52.993702  ffffaed74132ff10 R15: ffff8c050351e000

 3193 14:13:53.007187  # [   32.896821] FS:  00[   33.923239] RSP: 002b:00007fff637b5c68 EFLAGS: 00000246 ORIG_RAX: 0000000000000001

 3194 14:13:53.019879  007f1c294c9580(0000) GS:ffff8c057ac00000(0000) knlGS:00000000000[   33.937940] RAX: ffffffffffffffda RBX: 0000000000000010 RCX: 00007fb2d77a7833

 3195 14:13:53.020477  00000

 3196 14:13:53.032943  # [   32.905885] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000[   33.952096] RDX: 0000000000000010 RSI: 00007fb2d769a000 RDI: 0000000000000001

 3197 14:13:53.033580  080050033

 3198 14:13:53.046194  # [   32.912322] CR2: 00007f1c292d2000 CR3: 000000010[   33.966264] RBP: 00007fb2d769a000 R08: 00007fb2d7699010 R09: 0000000000000000

 3199 14:13:53.049863  3626005 CR4: 00000000003706f0

 3200 14:13:53.052868  # BUG: saw 'kernel BUG at': ok

 3201 14:13:53.063145  o[   33.980475] R10: fffffffffffffbc5 R11: 0000000000000246 R12: 0000000000000001

 3202 14:13:53.066167  k 2 selftests: lkdtm: BUG.sh

 3203 14:13:53.070343  # selftests: lkdtm: WARNING.sh

 3204 14:13:53.076493  # [   33.994656] R13: 0000000000000001 R14: 0000000000020000 R15: 0000000000020000

 3205 14:13:53.082896  [   33.055152] lkdtm: Performing direct entry WARNING

 3206 14:13:53.086222  # [   33.[   34.008852] irq event stamp: 0

 3207 14:13:53.089367  061518] ------------[ cut here ]------------

 3208 14:13:53.099610  # [   33.066688] W[   34.018487] hardirqs last  enabled at (0): [<0000000000000000>] 0x0

 3209 14:13:53.116027  ARNING: CPU: 3 PID: 671 at drivers/misc/lkdtm/bugs.c:83 lkdtm_WA[   34.031668] hardirqs last disabled at (0): [<ffffffff8b8fd834>] copy_process+0x664/0x1c60

 3210 14:13:53.116616  RNING+0x13/0x20

 3211 14:13:53.129001  # [   33.076122] Modules linked in: fuse ip_tab[   34.047080] softirqs last  enabled at (0): [<ffffffff8b8fd834>] copy_process+0x664/0x1c60

 3212 14:13:53.143196  les cros_ec_lid_angle cros_ec_sensors cros_ec_sensors_core indus[   34.062432] softirqs last disabled at (0): [<0000000000000000>] 0x0

 3213 14:13:53.155146  trialio_triggered_buffer kfifo_buf industrialio uvcvideo videobu[   34.075679] ---[ end trace 7e1796e8a934a10c ]---

 3214 14:13:53.191395  f2_vmalloc cros_ec_sysfs cros_ec_chardev cros_usbpd_logger cros_ec_debugfs cros_ec_lightbar cros_ec_sensorhub videobuf2_memops cros_usbpd_charger videobuf2_v4l2 snd_soc_da7219 gsmi x86_pkg_temp_thermal cros_ec_dev snd_soc_core videobuf2_common snd_compress snd_pcm_dmaengine regmap_i2c coreboot_table i2c_hid cros_usbpd_notify chromeos_pstore cros_kbd_led_backlight

 3215 14:13:53.197711  # [   33.134808] CPU: 3 PID: 671 Comm: cat Tainted: G      D W         5.10.178-cip31 #1

 3216 14:13:53.204396  # [   33.143384] Hardware name: Google Rammus/Rammus, BIOS  09/04/2020

 3217 14:13:53.211205  # [   33.150189] RIP: 0010:lkdtm_WARNING+0x13/0x20

 3218 14:13:53.230995  # [   33.155051] 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 20 46 e9 02 01 75 05 c3 cc cc cc cc <0f> 0b c3 cc cc cc cc 66 0f 1f 44 00 00 0f 1f 44 00 00 8b 05 01 46

 3219 14:13:53.237368  # [   33.176033] RSP: 0018:ffffaed7413b7e60 EFLAGS: 00010202

 3220 14:13:53.247168  # [   33.181867] RAX: ffffffff8c3785a0 RBX: 0000000000000002 RCX: 0000000000000000

 3221 14:13:53.254067  # [   33.189836[   34.177876] lkdtm: Performing direct entry EXCEPTION

 3222 14:13:53.260782  [   34.185794] BUG: kernel NULL pointer dereference, address: 0000000000000000

 3223 14:13:53.267453  [   34.193576] #PF: supervisor write access in kernel mode

 3224 14:13:53.273771  [   34.199397] #PF: error_code(0x0002) - not-present page

 3225 14:13:53.274242  [   34.205130] PGD 0 P4D 0 

 3226 14:13:53.280609  [   34.207954] Oops: 0002 [#2] SMP PTI

 3227 14:13:53.287094  [   34.211858] CPU: 2 PID: 738 Comm: cat Tainted: G      D W         5.10.178-cip31 #1

 3228 14:13:53.293537  [   34.220409] Hardware name: Google Rammus/Rammus, BIOS  09/04/2020

 3229 14:13:53.300149  [   34.227216] RIP: 0010:lkdtm_EXCEPTION+0x5/0x20

 3230 14:13:53.320271  [   34.232173] Code: 48 c7 c7 b8 82 7f 8d 8d 70 01 89 35 f1 45 e9 02 e8 d9 90 64 00 0f 0b c3 cc cc cc cc 66 0f 1f 84 00 00 00 00 00 0f 1f 44 00 00 <c7> 04 25 00 00 00 00 00 00 00 00 c3 cc cc cc cc 66 66 2e 0f 1f 84

 3231 14:13:53.326780  [   34.253150] RSP: 0018:ffffaed7414ffe60 EFLAGS: 00010286

 3232 14:13:53.333294  [   34.258981] RAX: ffffffff8c3785f0 RBX: 0000000000000004 RCX: 0000000000000000

 3233 14:13:53.343617  [   34.266948] RDX: 0000000000000000 RSI: ffff8c057ad1bf70 RDI: ffffffff8d37e0e0

 3234 14:13:53.349626  [   34.274915] RBP: ffffffff8d6ec5ff R08: 0000000000000000 R09: 0000000000000000

 3235 14:13:53.359688  [   34.282883] R10: 00000000ffffe000 R11: 3fffffffffffffff R12: 000000000000000a

 3236 14:13:53.365990  [   34.290851] R13: ffffaed7414fff10 R14: ffffaed7414fff10 R15: ffff8c0505dc1000

 3237 14:13:53.376510  [   34.298819] FS:  00007fc764c5c580(0000) GS:ffff8c057ad00000(0000) knlGS:0000000000000000

 3238 14:13:53.383029  [   34.307853] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033

 3239 14:13:53.389340  [   34.314266] CR2: 0000000000000000 CR3: 0000000104996003 CR4: 00000000003706e0

 3240 14:13:53.392895  [   34.322233] Call Trace:

 3241 14:13:53.396183  [   34.324961]  direct_entry.cold+0x2c/0x38

 3242 14:13:53.399639  [   34.329340]  full_proxy_write+0x53/0x80

 3243 14:13:53.405929  [   34.333621]  vfs_write+0xe7/0x3b0

 3244 14:13:53.408887  [   34.337317]  ksys_write+0x68/0xf0

 3245 14:13:53.412718  [   34.341015]  do_syscall_64+0x30/0x40

 3246 14:13:53.419361  [   34.345002]  entry_SYSCALL_64_after_hwframe+0x61/0xc6

 3247 14:13:53.422730  [   34.350632] RIP: 0033:0x7fc764b72833

 3248 14:13:53.442383  [   34.354618] Code: 8b 15 61 26 0e 00 f7 d8 64 89 02 48 c7 c0 ff ff ff ff eb b7 0f 1f 00 64 8b 04 25 18 00 00 00 85 c0 75 14 b8 01 00 00 00 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 14:13:53.452417  [   34.375595] RSP: 002b:00007fff7952fa28 EFLAGS: 00000246 ORIG_RAX: 0000000000000001

 3250 14:13:53.458761  [   34.384040] RAX: ffffffffffffffda RBX: 000000000000000a RCX: 00007fc764b72833

 3251 14:13:53.468822  [   34.392006] RDX: 000000000000000a RSI: 00007fc764a65000 RDI: 0000000000000001

 3252 14:13:53.475108  [   34.399974] RBP: 00007fc764a65000 R08: 00007fc764a64010 R09: 0000000000000000

 3253 14:13:53.481958  [   34.407941] R10: fffffffffffffbc5 R11: 0000000000000246 R12: 0000000000000001

 3254 14:13:53.491472  [   34.415910] R13: 0000000000000001 R14: 0000000000020000 R15: 0000000000020000

 3255 14:13:53.551314  ] RDX: 0000000000000000 RSI: ffff8c057ad9bf70 RDI: ffffffff8d37e[   34.423881] Modules linked in: fuse ip_tables cros_ec_lid_angle cros_ec_sensors cros_ec_sensors_core industrialio_triggered_buffer kfifo_buf industrialio uvcvideo videobuf2_vmalloc cros_ec_sysfs cros_ec_chardev cros_usbpd_logger cros_ec_debugfs cros_ec_lightbar cros_ec_sensorhub videobuf2_memops cros_usbpd_charger videobuf2_v4l2 snd_soc_da7219 gsmi x86_pkg_temp_thermal cros_ec_dev snd_soc_core videobuf2_common snd_compress snd_pcm_dmaengine regmap_i2c coreboot_table i2c_hid cros_usbpd_notify chromeos_pstore cros_kbd_led_backlight

 3256 14:13:53.554084  [   34.482567] CR2: 0000000000000000

 3257 14:13:53.557361  [   34.486254] ---[ end trace 7e1796e8a934a10d ]---

 3258 14:13:53.563941  [   34.491398] RIP: 0010:lkdtm_BUG+0x5/0x10

 3259 14:13:53.584119  [   34.495772] Code: 89 ff e8 fe f0 79 ff 48 c7 c0 ea ff ff ff eb de 48 c7 c0 ea ff ff ff c3 cc cc cc cc 48 c7 c0 f4 ff ff ff eb c9 0f 1f 44 00 00 <0f> 0b 66 0f 1f 84 00 00 00 00 00 0f 1f 44 00 00 83 05 20 46 e9 02

 3260 14:13:53.590419  [   34.516748] RSP: 0018:ffffaed74132fe60 EFLAGS: 00010286

 3261 14:13:53.596903  [   34.522598] RAX: ffffffff8c378590 RBX: 0000000000000001 RCX: 0000000000000000

 3262 14:13:53.606710  [   34.530567] RDX: 0000000000000000 RSI: ffff8c057ac1bf70 RDI: ffffffff8d37e0b0

 3263 14:13:53.613677  [   34.538535] RBP: ffffffff8d85c448 R08: 0000000000000001 R09: 0000000000000001

 3264 14:13:53.620239  [   34.546503] R10: 00000000ffffe000 R11: 3fffffffffffffff R12: 0000000000000004

 3265 14:13:53.630316  [   34.554467] R13: ffffaed74132ff10 R14: ffffaed74132ff10 R15: ffff8c050351e000

 3266 14:13:53.640205  [   34.562437] FS:  00007fc764c5c580(0000) GS:ffff8c057ad00000(0000) knlGS:0000000000000000

 3267 14:13:53.646468  [   34.571471] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033

 3268 14:13:53.653153  [   34.577885] CR2: 0000000000000000 CR3: 0000000104996003 CR4: 00000000003706e0

 3269 14:13:53.662948  [   34.585852] BUG: sleeping function called from invalid context at include/linux/percpu-rwsem.h:49

 3270 14:13:53.672826  [   34.595761] in_atomic(): 0, irqs_disabled(): 1, non_block: 0, pid: 738, name: cat

 3271 14:13:53.675781  [   34.604116] INFO: lockdep is turned off.

 3272 14:13:53.679383  [   34.608491] irq event stamp: 0

 3273 14:13:53.685875  [   34.611895] hardirqs last  enabled at (0): [<0000000000000000>] 0x0

 3274 14:13:53.695918  [   34.618893] hardirqs last disabled at (0): [<ffffffff8b8fd834>] copy_process+0x664/0x1c60

 3275 14:13:53.706073  [   34.628016] softirqs last  enabled at (0): [<ffffffff8b8fd834>] copy_process+0x664/0x1c60

 3276 14:13:53.713048  [   34.637147] softirqs last disabled at (0): [<0000000000000000>] 0x0

 3277 14:13:53.718874  [   34.644145] CPU: 2 PID: 738 Comm: cat Tainted: G      D W         5.10.178-cip31 #1

 3278 14:13:53.726012  [   34.652685] Hardware name: Google Rammus/Rammus, BIOS  09/04/2020

 3279 14:13:53.728930  [   34.659488] Call Trace:

 3280 14:13:53.732352  [   34.662214]  dump_stack+0x77/0x9b

 3281 14:13:53.738986  [   34.665902]  ___might_sleep.cold+0xa6/0xb6

 3282 14:13:53.742471  [   34.670474]  exit_signals+0x1c/0x300

 3283 14:13:53.745552  [   34.674461]  do_exit+0xc2/0xab0

 3284 14:13:53.749172  [   34.677973]  ? ksys_write+0x68/0xf0

 3285 14:13:53.752020  [   34.681865]  make_task_dead+0x2f/0x30

 3286 14:13:53.758847  [   34.685948]  rewind_stack_and_make_dead+0x17/0x20

 3287 14:13:53.761895  [   34.691197] RIP: 0033:0x7fc764b72833

 3288 14:13:53.785033  [   34.695175] Code: 8b 15 61 26 0e 00 f7 d8 64 89 02 48 c7 c0 ff ff ff ff eb b7 0f 1f 00 64 8b 04 25 18 00 00 00 85 c0 75 14 b8 01 00 00 00 0f 05 <48> 3d 00 f0 ff ff 77 55 c3 0f 1f 40 00 48 83 ec 28 48 89 54 24 18

 3289 14:13:53.791933  [   34.716149] RSP: 002b:00007fff7952fa28 EFLAGS: 00000246 ORIG_RAX: 0000000000000001

 3290 14:13:53.798071  [   34.724601] RAX: ffffffffffffffda RBX: 000000000000000a RCX: 00007fc764b72833

 3291 14:13:53.808144  [   34.732568] RDX: 000000000000000a RSI: 00007fc764a65000 RDI: 0000000000000001

 3292 14:13:53.814616  [   34.740534] RBP: 00007fc764a65000 R08: 00007fc764a64010 R09: 0000000000000000

 3293 14:13:53.824833  [   34.748501] R10: fffffffffffffbc5 R11: 0000000000000246 R12: 0000000000000001

 3294 14:13:53.831118  [   34.756467] R13: 0000000000000001 R14: 0000000000020000 R15: 0000000000020000

 3295 14:13:53.831985  0c0

 3296 14:13:53.840911  # [   33.197805] RBP: ffffffff8d7f7d57 R08: 0000000000000000 R09: 0000000000000000

 3297 14:13:53.847383  # [   33.205773] R10: 00000000ffffe000 R11: 3fffffffffffffff R12: 0000000000000008

 3298 14:13:53.858248  # [   33.213742] R13: ffffaed7413b7f10 R14: ffffaed7413b7f10 R15: ffff8c0504998000

 3299 14:13:53.867128  # [   33.221712] FS:  00007f4e4fa0e580(0000) GS:ffff8c057ad80000(0000) knlGS:0000000000000000

 3300 14:13:53.873770  # [   33.230749] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033

 3301 14:13:53.880494  # [   33.237166] CR2: 00007f4e4f817000 CR3: 00000001035f6003 CR4: 00000000003706e0

 3302 14:13:53.883834  # [   33.245136] Call Trace:

 3303 14:13:53.887017  # [   33.247891]  direct_entry.cold+0x2c/0x38

 3304 14:13:53.893919  # [   33.252303]  full_proxy_write+0x53/0x80

 3305 14:13:53.896994  # [   33.256615]  vfs_write+0xe7/0x3b0

 3306 14:13:53.899961  # [   33.260340]  ksys_write+0x68/0xf0

 3307 14:13:53.903410  # [   33.264086]  do_syscall_64+0x30/0x40

 3308 14:13:53.910204  # [   33.274289]  entry_SYSCALL_64_after_hwframe+0x61/0xc6

 3309 14:13:53.913185  # [   33.279929] RIP: 0033:0x7f4e4f924833

 3310 14:13:53.936482  # [   33.283918] Code: 8b 15 61 26 0e 00 f7 d8 64 89 02 48 c7 c0 ff ff ff ff eb b7 0f 1f 00 64 8b 04 25 18 00 00 00 85 c0 75 14 b8 01 00 00 00 0f 05 <48> 3d 00 f0 ff ff 77 55 c3 0f 1f 40 00 48 83 ec 28 48 89 54 24 18

 3311 14:13:53.943280  # [   33.304896] RSP: 002b:00007ffcfad71c08 EFLAGS: 00000246 ORIG_RAX: 0000000000000001

 3312 14:13:53.953293  # [   33.313354] RAX: ffffffffffffffda RBX: 0000000000000008 RCX: 00007f4e4f924833

 3313 14:13:53.959644  # [   33.321324] RDX: 0000000000000008 RSI: 00007f4e4f817000 RDI: 0000000000000001

 3314 14:13:53.969460  # [   33.329298] RBP: 00007f4e4f817000 R08: 00007f4e4f816010 R09: 0000000000000000

 3315 14:13:53.976476  # [   33.343479] R10: fffffffffffffbc5 R11: 0000000000000246 R12: 0000000000000001

 3316 14:13:53.986059  # [   33.351450] R13: 0000000000000001 R14: 0000000000020000 R15: 0000000000020000

 3317 14:13:53.989337  # [   33.365666] irq event stamp: 0

 3318 14:13:53.995868  # [   33.369082] hardirqs last  enabled at (0): [<0000000000000000>] 0x0

 3319 14:13:54.006034  # [   33.382292] hardirqs last disabled at (0): [<ffffffff8b8fd834>] copy_process+0x664/0x1c60

 3320 14:13:54.015554  # [   33.391426] softirqs last  enabled at (0): [<ffffffff8b8fd834>] copy_process+0x664/0x1c60

 3321 14:13:54.022094  # [   33.400584] softirqs last disabled at (0): [<0000000000000000>] 0x0

 3322 14:13:54.025605  # [   33.407597] ---[ end trace 7e1796e8a934a10b ]---

 3323 14:13:54.029094  # WARNING: saw 'WARNING:': ok

 3324 14:13:54.032258  ok 3 selftests: lkdtm: WARNING.sh

 3325 14:13:54.038773  # selftests: lkdtm: WARNING_MESSAGE.sh

 3326 14:13:54.041989  # [   33.516337] lkdtm: Performing direct entry WARNING_MESSAGE

 3327 14:13:54.048553  # [   33.524610] ------------[ cut here ]------------

 3328 14:13:54.055489  # [   33.535997] Warning message trigger count: 2

 3329 14:13:54.065310  # [   33.546992] WARNING: CPU: 0 PID: 706 at drivers/misc/lkdtm/bugs.c:88 lkdtm_WARNING_MESSAGE+0x20/0x30

 3330 14:13:54.117741  # [   33.563400] Modules linked in: fuse ip_tables cros_ec_lid_angle cros_ec_sensors cros_ec_sensors_core industrialio_triggered_buffer kfifo_buf industrialio uvcvideo videobuf2_vmalloc cros_ec_sysfs cros_ec_chardev cros_usbpd_logger cros_ec_debugfs cros_ec_lightbar cros_ec_sensorhub videobuf2_memops cros_usbpd_charger videobuf2_v4l2 snd_soc_da7219 gsmi x86_pkg_temp_thermal cros_ec_dev snd_soc_core videobuf2_common snd_compress snd_pcm_dmaengine regmap_i2c coreboot_table i2c_hid cros_usbpd_notify chromeos_pstore cros_kbd_led_backlight

 3331 14:13:54.124324  # [   33.622044] CPU: 0 PID: 706 Comm: cat Tainted: G      D W         5.10.178-cip31 #1

 3332 14:13:54.130808  # [   33.636802] Hardware name: Google Rammus/Rammus, BIOS  09/04/2020

 3333 14:13:54.137569  # [   33.649823] RIP: 0010:lkdtm_WARNING_MESSAGE+0x20/0x30

 3334 14:13:54.160485  # [   33.661701] Code: cc cc cc cc 66 0f 1f 44 00 00 0f 1f 44 00 00 8b 05 01 46 e9 02 48 c7 c7 b8 82 7f 8d 8d 70 01 89 35 f1 45 e9 02 e8 d9 90 64 00 <0f> 0b c3 cc cc cc cc 66 0f 1f 84 00 00 00 00 00 0f 1f 44 00 00 c7

 3335 14:13:54.164423  # [   33.688876] RSP: 0018:ffffaed741467e60 EFLAGS: 00010286

 3336 14:13:54.180467  # [   33.700939] RAX: 0000000000000000 RBX: 0000000000000003 RCX: 00000000000000[   35.106032] lkdtm: Performing direct entry CORRUPT_LIST_ADD

 3337 14:13:54.180593  00

 3338 14:13:54.190080  # [   33.715105] RDX: ffff8c057ac2c660 RSI: ffff8c057ac1bf70[   35.112558] lkdtm: attempting good list addition

 3339 14:13:54.193290   RDI: ffff8c057ac1bf70

 3340 14:13:54.203875  # [   33.729340] RBP: ffffffff8d7f7d5f R[   35.123957] lkdtm: attempting corrupted list addition

 3341 14:13:54.207134  08: 0000000000000000 R09: 0000000000000000

 3342 14:13:54.213604  # [   33.743486] R10[   35.135807] lkdtm: list_add() corruption not detected!

 3343 14:13:54.220110  : 00000000ffffe000 R11: 3fffffffffffffff R12: 0000000000000010

 3344 14:13:54.229784  # [   33.757678] R13: ffffaed741467f10 R14: ffffaed741467f10 R15: ffff8c0503435000

 3345 14:13:54.239646  # [   33.771838] FS:  00007fb2d7891580(0000) GS:ffff8c057ac00000(0000) knlGS:0000000000000000

 3346 14:13:54.246265  # [   33.787091] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033

 3347 14:13:54.252488  # [   33.799718] CR2: 00007fb2d769a000 CR3: 0000000104998005 CR4: 00000000003706f0

 3348 14:13:54.255892  # [   33.813908] Call Trace:

 3349 14:13:54.259402  # [   33.822857]  direct_entry.cold+0x2c/0x38

 3350 14:13:54.265942  # [   33.833461]  full_proxy_write+0x53/0x80

 3351 14:13:54.269200  # [   33.843944]  vfs_write+0xe7/0x3b0

 3352 14:13:54.272743  # [   33.853872]  ksys_write+0x68/0xf0

 3353 14:13:54.275613  # [   33.863775]  do_syscall_64+0x30/0x40

 3354 14:13:54.282448  # [   33.874003]  entry_SYSCALL_64_after_hwframe+0x61/0xc6

 3355 14:13:54.285886  # [   33.885840] RIP: 0033:0x7fb2d77a7833

 3356 14:13:54.315495  # [   33.896058] Code: 8b 15 61 26 0e 00 f7 d8 64 89 02 48 c7 c0 ff ff ff ff eb b7 0f 1f 00 64 8b 04 25 18 00 00 00 85 c0 75 14 b8 01 00 00 00 0f 05 <48> 3d 00 f0 ff ff 77 55 c3 0f 1f 40 00 48 83 ec 28 48 89 54 24 18[   35.235772] lkdtm: Performing direct entry CORRUPT_LIST_DEL

 3357 14:13:54.318473  [   35.247181] lkdtm: attempting good list removal

 3358 14:13:54.325294  [   35.252240] lkdtm: attempting corrupted list removal

 3359 14:13:54.331717  [   35.257784] lkdtm: list_del() corruption not detected!

 3360 14:13:54.332280  

 3361 14:13:54.338501  # [   33.923239] RSP: 002b:00007fff637b5c68 EFLAGS: 00000246 ORIG_RAX: 0000000000000001

 3362 14:13:54.348411  # [   33.937940] RAX: ffffffffffffffda RBX: 0000000000000010 RCX: 00007fb2d77a7833

 3363 14:13:54.355003  # [   33.952096] RDX: 0000000000000010 RSI: 00007fb2d769a000 RDI: 0000000000000001

 3364 14:13:54.364738  # [   33.966264] RBP: 00007fb2d769a000 R08: 00007fb2d7699010 R09: 0000000000000000

 3365 14:13:54.371197  # [   33.980475] R10: fffffffffffffbc5 R11: 0000000000000246 R12: 0000000000000001

 3366 14:13:54.381400  # [   33.994656] R13: 0000000000000001 R14: 0000000000020000 R15: 0000000000020000

 3367 14:13:54.384576  # [   34.008852] irq event stamp: 0

 3368 14:13:54.391284  # [   34.018487] hardirqs last  enabled at (0): [<0000000000000000>] 0x0

 3369 14:13:54.401392  # [   34.031668] hardirqs last disabled at (0): [<ffffffff8b8fd834>] copy_process+0x664/0x1c60

 3370 14:13:54.411199  # [   34.047080] softirqs last  enabled at (0): [<ffffffff8b8fd834>] copy_process+0x664/0x1c60

 3371 14:13:54.417591  # [   34.062432] softirqs last disabled at (0): [<0000000000000000>] 0x0

 3372 14:13:54.421109  # [   34.075679] ---[ end trace 7e1796e8a934a10c ]---

 3373 14:13:54.431108  # WARNING_MESSAGE[   35.353061] lkdtm: Performing direct entry STACK_GUARD_PAGE_LEADING

 3374 14:13:54.434071  : saw 'message trigger': ok

 3375 14:13:54.444064  ok 4 selftests: lkdtm: WARNING_MESS[   35.363801] lkdtm: attempting bad read from page below current stack

 3376 14:13:54.444623  AGE.sh

 3377 14:13:54.447267  # selftests: lkdtm: EXCEPTION.sh

 3378 14:13:54.450289  # Killed

 3379 14:13:54.460327  # [   34.177[   35.377146] BUG: stack guard page was hit at 0000000031b8bf76 (stack is 00000000fd61cb2e..0000000019686387)

 3380 14:13:54.467919  [   35.394194] kernel stack overflow (page fault): 0000 [#3] SMP PTI

 3381 14:13:54.477029  [   35.400999] CPU: 0 PID: 963 Comm: cat Tainted: G      D W         5.10.178-cip31 #1

 3382 14:13:54.483834  [   35.409549] Hardware name: Google Rammus/Rammus, BIOS  09/04/2020

 3383 14:13:54.490234  [   35.416354] RIP: 0010:lkdtm_STACK_GUARD_PAGE_LEADING+0x27/0x3a

 3384 14:13:54.510031  [   35.422871] Code: cc cc cc 0f 1f 44 00 00 53 48 c7 c7 58 86 7f 8d 50 65 48 8b 04 25 40 b0 01 00 48 8b 58 18 e8 0d df fb ff 48 c7 c7 98 86 7f 8d <8a> 43 ff 88 44 24 07 0f b6 74 24 07 5a 5b e9 f3 de fb ff 0f 1f 44

 3385 14:13:54.516503  [   35.443838] RSP: 0018:ffffaed741867e50 EFLAGS: 00010246

 3386 14:13:54.523060  [   35.449670] RAX: 0000000000000038 RBX: ffffaed741864000 RCX: 0000000000000000

 3387 14:13:54.533288  [   35.457637] RDX: 0000000000000000 RSI: ffff8c057ac1bf70 RDI: ffffffff8d7f8698

 3388 14:13:54.539775  [   35.465603] RBP: ffffffff8d7f7dc2 R08: 0000000000000000 R09: 0000000000000000

 3389 14:13:54.549681  [   35.473568] R10: 00000000ffffe000 R11: 3fffffffffffffff R12: 0000000000000019

 3390 14:13:54.556306  [   35.481536] R13: ffffaed741867f10 R14: ffffaed741867f10 R15: ffff8c050346a000

 3391 14:13:54.566148  [   35.489503] FS:  00007fe7246a8580(0000) GS:ffff8c057ac00000(0000) knlGS:0000000000000000

 3392 14:13:54.572563  [   35.498537] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033

 3393 14:13:54.579721  [   35.504949] CR2: ffffaed741863fff CR3: 0000000103420004 CR4: 00000000003706f0

 3394 14:13:54.582728  [   35.512917] Call Trace:

 3395 14:13:54.588987  [   35.515642]  ? lkdtm_CORRUPT_LIST_DEL+0xe0/0xe0

 3396 14:13:54.592515  [   35.520698]  direct_entry.cold+0x2c/0x38

 3397 14:13:54.595679  [   35.525077]  full_proxy_write+0x53/0x80

 3398 14:13:54.599016  [   35.529355]  vfs_write+0xe7/0x3b0

 3399 14:13:54.602238  [   35.533056]  ksys_write+0x68/0xf0

 3400 14:13:54.609114  [   35.536746]  do_syscall_64+0x30/0x40

 3401 14:13:54.611987  [   35.540738]  entry_SYSCALL_64_after_hwframe+0x61/0xc6

 3402 14:13:54.618885  [   35.546369] RIP: 0033:0x7fe7245be833

 3403 14:13:54.639198  [   35.550355] Code: 8b 15 61 26 0e 00 f7 d8 64 89 02 48 c7 c0 ff ff ff ff eb b7 0f 1f 00 64 8b 04 25 18 00 00 00 85 c0 75 14 b8 01 00 00 00 0f 05 <48> 3d 00 f0 ff ff 77 55 c3 0f 1f 40 00 48 83 ec 28 48 89 54 24 18

 3404 14:13:54.648836  [   35.571332] RSP: 002b:00007ffeb6bc7218 EFLAGS: 00000246 ORIG_RAX: 0000000000000001

 3405 14:13:54.655073  [   35.579784] RAX: ffffffffffffffda RBX: 0000000000000019 RCX: 00007fe7245be833

 3406 14:13:54.661574  [   35.587752] RDX: 0000000000000019 RSI: 00007fe7244b1000 RDI: 0000000000000001

 3407 14:13:54.671623  [   35.595718] RBP: 00007fe7244b1000 R08: 00007fe7244b0010 R09: 0000000000000000

 3408 14:13:54.678070  [   35.603685] R10: fffffffffffffbc5 R11: 0000000000000246 R12: 0000000000000001

 3409 14:13:54.688171  [   35.611643] R13: 0000000000000001 R14: 0000000000020000 R15: 0000000000020000

 3410 14:13:54.740996  [   35.619615] Modules linked in: fuse ip_tables cros_ec_lid_angle cros_ec_sensors cros_ec_sensors_core industrialio_triggered_buffer kfifo_buf industrialio uvcvideo videobuf2_vmalloc cros_ec_sysfs cros_ec_chardev cros_usbpd_logger cros_ec_debugfs cros_ec_lightbar cros_ec_sensorhub videobuf2_memops cros_usbpd_charger videobuf2_v4l2 snd_soc_da7219 gsmi x86_pkg_temp_thermal cros_ec_dev snd_soc_core videobuf2_common snd_compress snd_pcm_dmaengine regmap_i2c coreboot_table i2c_hid cros_usbpd_notify chromeos_pstore cros_kbd_led_backlight

 3411 14:13:54.744050  [   35.672082] ---[ end trace 7e1796e8a934a10e ]---

 3412 14:13:54.747565  [   35.677240] RIP: 0010:lkdtm_BUG+0x5/0x10

 3413 14:13:54.770560  [   35.681622] Code: 89 ff e8 fe f0 79 ff 48 c7 c0 ea ff ff ff eb de 48 c7 c0 ea ff ff ff c3 cc cc cc cc 48 c7 c0 f4 ff ff ff eb c9 0f 1f 44 00 00 <0f> 0b 66 0f 1f 84 00 00 00 00 00 0f 1f 44 00 00 83 05 20 46 e9 02

 3414 14:13:54.777223  [   35.702600] RSP: 0018:ffffaed74132fe60 EFLAGS: 00010286

 3415 14:13:54.783899  [   35.708432] RAX: ffffffff8c378590 RBX: 0000000000000001 RCX: 0000000000000000

 3416 14:13:54.790872  [   35.716399] RDX: 0000000000000000 RSI: ffff8c057ac1bf70 RDI: ffffffff8d37e0b0

 3417 14:13:54.800425  [   35.724366] RBP: ffffffff8d85c448 R08: 0000000000000001 R09: 0000000000000001

 3418 14:13:54.807161  [   35.732333] R10: 00000000ffffe000 R11: 3fffffffffffffff R12: 0000000000000004

 3419 14:13:54.816520  [   35.740299] R13: ffffaed74132ff10 R14: ffffaed74132ff10 R15: ffff8c050351e000

 3420 14:13:54.823547  [   35.748266] FS:  00007fe7246a8580(0000) GS:ffff8c057ac00000(0000) knlGS:0000000000000000

 3421 14:13:54.829870  [   35.757301] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033

 3422 14:13:54.840234  [   35.763716] CR2: ffffaed741863fff CR3: 0000000103420004 CR4: 00000000003706f0

 3423 14:13:54.849886  [   35.771682] BUG: sleeping function called from invalid context at include/linux/percpu-rwsem.h:49

 3424 14:13:54.856752  [   35.781590] in_atomic(): 0, irqs_disabled(): 1, non_block: 0, pid: 963, name: cat

 3425 14:13:54.863013  [   35.789946] INFO: lockdep is turned off.

 3426 14:13:54.866123  [   35.794319] irq event stamp: 0

 3427 14:13:54.872739  [   35.797723] hardirqs last  enabled at (0): [<0000000000000000>] 0x0

 3428 14:13:54.880225  [   35.804722] hardirqs last disabled at (0): [<ffffffff8b8fd834>] copy_process+0x664/0x1c60

 3429 14:13:54.889364  [   35.813855] softirqs last  enabled at (0): [<ffffffff8b8fd834>] copy_process+0x664/0x1c60

 3430 14:13:54.897058  [   35.822978] softirqs last disabled at (0): [<0000000000000000>] 0x0

 3431 14:13:54.905844  [   35.829974] CPU: 0 PID: 963 Comm: cat Tainted: G      D W         5.10.178-cip31 #1

 3432 14:13:54.912649  [   35.838525] Hardware name: Google Rammus/Rammus, BIOS  09/04/2020

 3433 14:13:54.915998  [   35.845326] Call Trace:

 3434 14:13:54.919166  [   35.848051]  dump_stack+0x77/0x9b

 3435 14:13:54.923010  [   35.851754]  ___might_sleep.cold+0xa6/0xb6

 3436 14:13:54.929170  [   35.856325]  exit_signals+0x1c/0x300

 3437 14:13:54.932399  [   35.860320]  do_exit+0xc2/0xab0

 3438 14:13:54.935685  [   35.863823]  ? ksys_write+0x68/0xf0

 3439 14:13:54.939610  [   35.867716]  make_task_dead+0x2f/0x30

 3440 14:13:54.945615  [   35.871802]  rewind_stack_and_make_dead+0x17/0x20

 3441 14:13:54.948691  [   35.877050] RIP: 0033:0x7fe7245be833

 3442 14:13:54.968960  [   35.881036] Code: 8b 15 61 26 0e 00 f7 d8 64 89 02 48 c7 c0 ff ff ff ff eb b7 0f 1f 00 64 8b 04 25 18 00 00 00 85 c0 75 14 b8 01 00 00 00 0f 05 <48> 3d 00 f0 ff ff 77 55 c3 0f 1f 40 00 48 83 ec 28 48 89 54 24 18

 3443 14:13:54.978684  [   35.902011] RSP: 002b:00007ffeb6bc7218 EFLAGS: 00000246 ORIG_RAX: 0000000000000001

 3444 14:13:54.985567  [   35.910466] RAX: ffffffffffffffda RBX: 0000000000000019 RCX: 00007fe7245be833

 3445 14:13:54.994880  [   35.918425] RDX: 0000000000000019 RSI: 00007fe7244b1000 RDI: 0000000000000001

 3446 14:13:55.001754  [   35.926390] RBP: 00007fe7244b1000 R08: 00007fe7244b0010 R09: 0000000000000000

 3447 14:13:55.008263  [   35.934356] R10: fffffffffffffbc5 R11: 0000000000000246 R12: 0000000000000001

 3448 14:13:55.018791  [   35.942324] R13: 0000000000000001 R14: 0000000000020000 R15: 0000000000020000

 3449 14:13:55.021336  876] lkdtm: Performing direct entry EXCEPTION

 3450 14:13:55.031148  # [   34.185794] BUG: kernel NULL pointer dereference, address: 0000000000000000

 3451 14:13:55.034630  # [   34.193576] #PF: supervisor write access in kernel mode

 3452 14:13:55.041389  # [   34.199397] #PF: error_code(0x0002) - not-present page

 3453 14:13:55.044522  # [   34.205130] PGD 0 P4D 0 

 3454 14:13:55.048218  # [   34.207954] Oops: 0002 [#2] SMP PTI

 3455 14:13:55.057542  # [   34.211858] CPU: 2 PID: 738 Comm: cat Tainted: G      D W         5.10.178-cip31 #1

 3456 14:13:55.064359  # [   34.220409] Hardware name: Google Rammus/Rammus, BIOS  09/04/2020

 3457 14:13:55.070790  # [   34.227216] RIP: 0010:lkdtm_EXCEPTION+0x5/0x20

 3458 14:13:55.090406  # [   34.232173] Code: 48 c7 c7 b8 82 7f 8d 8d 70 01 89 35 f1 45 e9 02 e8 d9 90 64 00 0f 0b c3 cc cc cc cc 66 0f 1f 84 00 00 00 00 00 0f 1f 44 00 00 <c7> 04 25 00 00 00 00 00 00 00 00 c3 cc cc cc cc 66 66 2e 0f 1f 84

 3459 14:13:55.096971  # [   34.253150] RSP: 0018:ffffaed7414ffe60 EFLAGS: 00010286

 3460 14:13:55.103675  # [   34.258981] RAX: ffffffff8c3785f0 RBX: 0000000000000004 RCX: 0000000000000000

 3461 14:13:55.113162  # [   34.266948] RDX: 0000000000000000 RSI: ffff8c057ad1bf70 RDI: ffffffff8d37e0e0

 3462 14:13:55.120146  # [   34.274915] RBP: ffffffff8d6ec5ff R08: 0000000000000000 R09: 0000000000000000

 3463 14:13:55.129813  # [   34.282883] R10: 00000000ffffe000 R11: 3fffffffffffffff R12: 000000000000000a

 3464 14:13:55.136574  # [   34.290851] R13: ffffaed7414fff10 R14: ffffaed7414fff10 R15: ffff8c0505dc1000

 3465 14:13:55.149682  # [   34.298819] FS:  00007fc764c5c580(0[   36.070156] lkdtm: Performing direct entry STACK_GUARD_PAGE_TRAILING

 3466 14:13:55.153032  000) GS:ffff8c057ad00000(0000) knlGS:0000000000000000

 3467 14:13:55.163043  # [   34.[   36.081750] lkdtm: attempting bad read from page above current stack

 3468 14:13:55.166131  307853] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033

 3469 14:13:55.179641  # [  [   36.095092] BUG: stack guard page was hit at 0000000049921182 (stack is 00000000edcc8376..00000000cde10d42)

 3470 14:13:55.185913  [   36.112171] kernel stack overflow (page fault): 0000 [#4] SMP PTI

 3471 14:13:55.199057   34.314266] CR2: 0000000000000000 CR3: 0000000104996003 CR4: 000[   36.118977] CPU: 1 PID: 996 Comm: cat Tainted: G      D W         5.10.178-cip31 #1

 3472 14:13:55.209282  [   36.133741] Hardware name: Google Rammus/Rammus, BIOS  09/04/2020

 3473 14:13:55.209793  00[000003706e0

 3474 14:13:55.212405  # [   34.322233] Call Trace:

 3475 14:13:55.219326  # [   34.324961]  d   36.140549] RIP: 0010:lkdtm_STACK_GUARD_PAGE_TRAILING+0x27/0x3d

 3476 14:13:55.242127  [   36.153375] Code: de fb ff 0f 1f 44 00 00 53 48 c7 c7 d0 86 7f 8d 50 65 48 8b 04 25 40 b0 01 00 48 8b 58 18 e8 d3 de fb ff 48 c7 c7 10 87 7f 8d <8a> 83 00 40 00 00 88 44 24 07 0f b6 74 24 07 5a 5b e9 b6 de fb ff

 3477 14:13:55.249322  [   36.174354] RSP: 0018:ffffaed741917e50 EFLAGS: 00010246

 3478 14:13:55.255323  [   36.180178] RAX: 0000000000000038 RBX: ffffaed741914000 RCX: 0000000000000000

 3479 14:13:55.261887  [   36.188145] RDX: 0000000000000000 RSI: ffff8c057ac9bf70 RDI: ffffffff8d7f8710

 3480 14:13:55.271577  [   36.196113] RBP: ffffffff8d7f7ddb R08: 0000000000000000 R09: 0000000000000000

 3481 14:13:55.278686  [   36.204081] R10: 00000000ffffe000 R11: 3fffffffffffffff R12: 000000000000001a

 3482 14:13:55.288131  [   36.212048] R13: ffffaed741917f10 R14: ffffaed741917f10 R15: ffff8c0503baa000

 3483 14:13:55.294828  [   36.220016] FS:  00007f262bb41580(0000) GS:ffff8c057ac80000(0000) knlGS:0000000000000000

 3484 14:13:55.301921  [   36.229053] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033

 3485 14:13:55.311542  [   36.235459] CR2: ffffaed741918000 CR3: 0000000103fc8002 CR4: 00000000003706e0

 3486 14:13:55.314733  [   36.243425] Call Trace:

 3487 14:13:55.317988  [   36.246153]  ? lkdtm_STACK_GUARD_PAGE_LEADING+0x3a/0x3a

 3488 14:13:55.325011  [   36.251988]  direct_entry.cold+0x2c/0x38

 3489 14:13:55.327543  [   36.256365]  full_proxy_write+0x53/0x80

 3490 14:13:55.331034  irect_entry.cold+0x2c/0x38

 3491 14:13:55.338058  # [   34.329340]  full_proxy_write+0[   36.260646]  vfs_write+0xe7/0x3b0

 3492 14:13:55.341050  [   36.270554]  ksys_write+0x68/0xf0

 3493 14:13:55.344306  [   36.274253]  do_syscall_64+0x30/0x40

 3494 14:13:55.348200  x53/0x80

 3495 14:13:55.350708  # [   34.333621]  vfs_write+0xe7/0x3b0

 3496 14:13:55.357657  # [   34.33731[   36.278244]  entry_SYSCALL_64_after_hwframe+0x61/0xc6

 3497 14:13:55.361112  [   36.290095] RIP: 0033:0x7f262ba57833

 3498 14:13:55.384110  [   36.294082] Code: 8b 15 61 26 0e 00 f7 d8 64 89 02 48 c7 c0 ff ff ff ff eb b7 0f 1f 00 64 8b 04 25 18 00 00 00 85 c0 75 14 b8 01 00 00 00 0f 05 <48> 3d 00 f0 ff ff 77 55 c3 0f 1f 40 00 48 83 ec 28 48 89 54 24 18

 3499 14:13:55.390429  [   36.315061] RSP: 002b:00007ffdaf1ce198 EFLAGS: 00000246 ORIG_RAX: 0000000000000001

 3500 14:13:55.396889  [   36.323515] RAX: ffffffffffffffda RBX: 000000000000001a RCX: 00007f262ba57833

 3501 14:13:55.406960  [   36.331482] RDX: 000000000000001a RSI: 00007f262b94a000 RDI: 0000000000000001

 3502 14:13:55.413700  [   36.339449] RBP: 00007f262b94a000 R08: 00007f262b949010 R09: 0000000000000000

 3503 14:13:55.423543  [   36.347415] R10: fffffffffffffbc5 R11: 0000000000000246 R12: 0000000000000001

 3504 14:13:55.430195  [   36.355384] R13: 0000000000000001 R14: 0000000000020000 R15: 0000000000020000

 3505 14:13:55.433384  7]  ksys_write+0x68/0xf0

 3506 14:13:55.489749  # [   34.341015]  do_syscall_64+0x30/0[   36.363356] Modules linked in: fuse ip_tables cros_ec_lid_angle cros_ec_sensors cros_ec_sensors_core industrialio_triggered_buffer kfifo_buf industrialio uvcvideo videobuf2_vmalloc cros_ec_sysfs cros_ec_chardev cros_usbpd_logger cros_ec_debugfs cros_ec_lightbar cros_ec_sensorhub videobuf2_memops cros_usbpd_charger videobuf2_v4l2 snd_soc_da7219 gsmi x86_pkg_temp_thermal cros_ec_dev snd_soc_core videobuf2_common snd_compress snd_pcm_dmaengine regmap_i2c coreboot_table i2c_hid cros_usbpd_notify chromeos_pstore cros_kbd_led_backlight

 3507 14:13:55.493026  [   36.422009] ---[ end trace 7e1796e8a934a10f ]---

 3508 14:13:55.499514  [   36.427165] RIP: 0010:lkdtm_BUG+0x5/0x10

 3509 14:13:55.518931  [   36.431541] Code: 89 ff e8 fe f0 79 ff 48 c7 c0 ea ff ff ff eb de 48 c7 c0 ea ff ff ff c3 cc cc cc cc 48 c7 c0 f4 ff ff ff eb c9 0f 1f 44 00 00 <0f> 0b 66 0f 1f 84 00 00 00 00 00 0f 1f 44 00 00 83 05 20 46 e9 02

 3510 14:13:55.525844  [   36.452522] RSP: 0018:ffffaed74132fe60 EFLAGS: 00010286

 3511 14:13:55.532615  [   36.458345] RAX: ffffffff8c378590 RBX: 0000000000000001 RCX: 0000000000000000

 3512 14:13:55.542033  [   36.466312] RDX: 0000000000000000 RSI: ffff8c057ac1bf70 RDI: ffffffff8d37e0b0

 3513 14:13:55.548774  [   36.474281] RBP: ffffffff8d85c448 R08: 0000000000000001 R09: 0000000000000001

 3514 14:13:55.558746  [   36.482250] R10: 00000000ffffe000 R11: 3fffffffffffffff R12: 0000000000000004

 3515 14:13:55.565495  [   36.490219] R13: ffffaed74132ff10 R14: ffffaed74132ff10 R15: ffff8c050351e000

 3516 14:13:55.575417  [   36.498188] FS:  00007f262bb41580(0000) GS:ffff8c057ac80000(0000) knlGS:0000000000000000

 3517 14:13:55.581740  [   36.507216] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033

 3518 14:13:55.588267  [   36.513630] CR2: ffffaed741918000 CR3: 0000000103fc8002 CR4: 00000000003706e0

 3519 14:13:55.588733  x40

 3520 14:13:55.594914  # [   34.345002]  entry_SYSCALL_64_after_hwframe+0x61/0xc6

 3521 14:13:55.598162  # [   34.350632] RIP: 0033:0x7fc764b72833

 3522 14:13:55.621267  # [   34.354618] Code: 8b 15 61 26 0e 00 f7 d8 64 89 02 48 c7 c0 ff ff ff ff eb b7 0f 1f 00 64 8b 04 25 18 00 00 00 85 c0 75 14 b8 01 00 00 00 0f 05 <48> 3d 00 f0 ff ff 77 55 c3 0f 1f 40 00 48 83 ec 28 48 89 54 24 18

 3523 14:13:55.627842  # [   34.375595] RSP: 002b:00007fff7952fa28 EFLAGS: 00000246 ORIG_RAX: 0000000000000001

 3524 14:13:55.637826  # [   34.384040] RAX: ffffffffffffffda RBX: 000000000000000a RCX: 00007fc764b72833

 3525 14:13:55.644499  # [   34.392006] RDX: 000000000000000a RSI: 00007fc764a65000 RDI: 0000000000000001

 3526 14:13:55.654649  # [   34.399974] RBP: 00007fc764a65000 R08: 00007fc764a64010 R09: 0000000000000000

 3527 14:13:55.661037  # [   34.407941] R10: fffffffffffffbc5 R11: 0000000000000246 R12: 0000000000000001

 3528 14:13:55.670936  # [   34.415910] R13: 0000000000000001 R14: 0000000000020000 R15: 0000000000020000

 3529 14:13:55.723073  # [   34.423881] Modules linked in: fuse ip_tables cros_ec_lid_angle cros_ec_sensors cros_ec_sensors_core industrialio_triggered_buffer kfifo_buf industrialio uvcvideo videobuf2_vmalloc cros_ec_sysfs cros_ec_chardev cros_usbpd_logger cros_ec_debugfs cros_ec_lightbar cros_ec_sensorhub videobuf2_memops cros_usbpd_charger videobuf2_v4l2 snd_soc_da7219 gsmi x86_pkg_temp_thermal cros_ec_dev snd_soc_core videobuf2_common snd_compress snd_pcm_dmaengine regmap_i2c coreboot_table i2c_hid cros_usbpd_notify chromeos_pstore cros_kbd_led_backlight

 3530 14:13:55.726916  # [   34.482567] CR2: 0000000000000000

 3531 14:13:55.729920  # [   34.486254] ---[ end trace 7e1796e8a934a10d ]---

 3532 14:13:55.736875  [   36.661598] lkdtm: Performing direct entry UNSET_SMEP

 3533 14:13:55.743541  # [   34.491398] RIP: 0010:lkdtm_BUG+0x5/0x10

 3534 14:13:55.749743  # [   34.495772] [   36.670211] lkdtm: trying to clear SMEP normally

 3535 14:13:55.760011  Code: 89 ff e8 fe f0 79 ff 48 c7 c0 ea ff ff ff eb de 48 c7 c0 e[   36.681611] ------------[ cut here ]------------

 3536 14:13:55.769904  a ff ff ff c3 cc cc cc cc 48 c7 c0 f4 ff ff ff eb c9 0f 1f 44 00[   36.692959] pinned CR4 bits changed: 0x100000!?

 3537 14:13:55.785959   00 <0f> 0b 66 0f 1f 84 00 00 00 00 00 0f 1f 44 00 00 83 05 20 4[   36.704258] WARNING: CPU: 0 PID: 1032 at arch/x86/kernel/cpu/common.c:392 native_write_cr4+0x45/0x60

 3538 14:13:55.789909  6 e9 02

 3539 14:13:55.845287  # [   34.516748] RSP: 0018:ffffaed74132fe60 EFLAGS: 000[   36.720639] Modules linked in: fuse ip_tables cros_ec_lid_angle cros_ec_sensors cros_ec_sensors_core industrialio_triggered_buffer kfifo_buf industrialio uvcvideo videobuf2_vmalloc cros_ec_sysfs cros_ec_chardev cros_usbpd_logger cros_ec_debugfs cros_ec_lightbar cros_ec_sensorhub videobuf2_memops cros_usbpd_charger videobuf2_v4l2 snd_soc_da7219 gsmi x86_pkg_temp_thermal cros_ec_dev snd_soc_core videobuf2_common snd_compress snd_pcm_dmaengine regmap_i2c coreboot_table i2c_hid cros_usbpd_notify chromeos_pstore cros_kbd_led_backlight

 3540 14:13:55.848471  10286

 3541 14:13:55.862008  # [   34.522598] RAX: ffffffff8c378590 RBX: 0000000000000[   36.779346] CPU: 0 PID: 1032 Comm: cat Tainted: G      D W         5.10.178-cip31 #1

 3542 14:13:55.865343  001 RCX: 0000000000000000

 3543 14:13:55.875068  # [   34.530567] RDX: 000000000000000[   36.794229] Hardware name: Google Rammus/Rammus, BIOS  09/04/2020

 3544 14:13:55.878524  0 RSI: ffff8c057ac1bf70 RDI: ffffffff8d37e0b0

 3545 14:13:55.885330  # [   34.538535] [   36.807255] RIP: 0010:native_write_cr4+0x45/0x60

 3546 14:13:55.914508  RBP: ffffffff8d85c448 R08: 0000000000000001 R09: 000000000000000[   36.818611] Code: 39 c2 75 2d 48 85 f6 75 05 c3 cc cc cc cc 80 3d a3 37 46 02 00 75 f2 48 c7 c7 a0 66 6f 8d c6 05 93 37 46 02 01 e8 34 f4 0f 01 <0f> 0b c3 cc cc cc cc 48 89 d6 48 81 e7 ff f7 ce ff 48 31 c6 48 09

 3547 14:13:55.915092  1

 3548 14:13:55.924470  # [   34.546503] R10: 00000000ffffe000 R11: 3fffffffffffffff [   36.845850] RSP: 0018:ffffaed741987e48 EFLAGS: 00010286

 3549 14:13:55.927857  R12: 0000000000000004

 3550 14:13:55.937759  # [   34.554467] R13: ffffaed74132ff10 R1[   36.857887] RAX: 0000000000000000 RBX: 00000000002706f0 RCX: 0000000000000000

 3551 14:13:55.944492  4: ffffaed74132ff10 R15: ffff8c050351e000

 3552 14:13:55.954714  # [   34.562437] FS: [   36.872113] RDX: ffff8c057ac2c660 RSI: ffff8c057ac1bf70 RDI: ffff8c057ac1bf70

 3553 14:13:55.967514   00007fc764c5c580(0000) GS:ffff8c057ad00000(0000) knlGS:00000000[   36.886288] RBP: ffffffff8d7f7df5 R08: 0000000000000000 R09: 0000000000000000

 3554 14:13:55.968111  00000000

 3555 14:13:55.980357  # [   34.571471] CS:  0010 DS: 0000 ES: 0000 CR0: 0000[   36.900512] R10: 00000000ffffe000 R11: 3fffffffffffffff R12: 000000000000000b

 3556 14:13:55.983619  000080050033

 3557 14:13:55.997003  # [   34.577885] CR2: 0000000000000000 CR3: 000000[   36.914687] R13: ffffaed741987f10 R14: ffffaed741987f10 R15: ffff8c050369e000

 3558 14:13:56.000297  0104996003 CR4: 00000000003706e0

 3559 14:13:56.010312  # [   34.585852] BUG: sleeping[   36.928875] FS:  00007fd89a515580(0000) GS:ffff8c057ac00000(0000) knlGS:0000000000000000

 3560 14:13:56.023102   function called from invalid context at include/linux/percpu-rw[   36.944170] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033

 3561 14:13:56.023806  sem.h:49

 3562 14:13:56.036639  # [   34.595761] in_atomic(): 0, irqs_disabled(): 1, n[   36.956784] CR2: 00007fd89a31e000 CR3: 000000010372e001 CR4: 00000000003706f0

 3563 14:13:56.039729  on_block: 0, pid: 738, name: cat

 3564 14:13:56.046175  # [   34.604116] INFO: lockdep[   36.970992] Call Trace:

 3565 14:13:56.049681   is turned off.

 3566 14:13:56.053136  # [   34.608491] irq event stamp: 0

 3567 14:13:56.060390  # [   34.6[   36.979972]  lkdtm_UNSET_SMEP.cold+0x1d/0x103

 3568 14:13:56.062985  11895] hardirqs last  enabled at (0): [<0000000000000000>] 0x0

 3569 14:13:56.069308  [   36.991030]  direct_entry.cold+0x2c/0x38

 3570 14:13:56.079265  # [   34.618893] hardirqs last disabled at (0): [<ffffffff8b8fd8[   37.001647]  full_proxy_write+0x53/0x80

 3571 14:13:56.082983  34>] copy_process+0x664/0x1c60

 3572 14:13:56.090155  # [   34.628016] softirqs last  [   37.012204]  vfs_write+0xe7/0x3b0

 3573 14:13:56.096055  enabled at (0): [<ffffffff8b8fd834>] copy_process+0x664/0x1c60

 3574 14:13:56.099096  [   37.022047]  ksys_write+0x68/0xf0

 3575 14:13:56.109195  # [   34.637147] softirqs last disabled at (0): [<00000000000000[   37.032028]  do_syscall_64+0x30/0x40

 3576 14:13:56.109697  00>] 0x0

 3577 14:13:56.122353  # [   34.644145] CPU: 2 PID: 738 Comm: cat Tainted: G [   37.042203]  entry_SYSCALL_64_after_hwframe+0x61/0xc6

 3578 14:13:56.125289       D W         5.10.178-cip31 #1

 3579 14:13:56.132529  # [   34.652685] Hardware na[   37.054110] RIP: 0033:0x7fd89a42b833

 3580 14:13:56.135837  me: Google Rammus/Rammus, BIOS  09/04/2020

 3581 14:13:56.158505  # [   34.659488] Cal[   37.064262] Code: 8b 15 61 26 0e 00 f7 d8 64 89 02 48 c7 c0 ff ff ff ff eb b7 0f 1f 00 64 8b 04 25 18 00 00 00 85 c0 75 14 b8 01 00 00 00 0f 05 <48> 3d 00 f0 ff ff 77 55 c3 0f 1f 40 00 48 83 ec 28 48 89 54 24 18

 3582 14:13:56.159078  l Trace:

 3583 14:13:56.164733  # [   34.662214]  dump_stack+0x77/0x9b

 3584 14:13:56.174693  # [   34.66590[   37.091520] RSP: 002b:00007ffc84901fb8 EFLAGS: 00000246 ORIG_RAX: 0000000000000001

 3585 14:13:56.178392  2]  ___might_sleep.cold+0xa6/0xb6

 3586 14:13:56.187917  # [   34.670474]  exit_signal[   37.106173] RAX: ffffffffffffffda RBX: 000000000000000b RCX: 00007fd89a42b833

 3587 14:13:56.188472  s+0x1c/0x300

 3588 14:13:56.190891  # [   34.674461]  do_exit+0xc2/0xab0

 3589 14:13:56.201062  # [   34.677[   37.120394] RDX: 000000000000000b RSI: 00007fd89a31e000 RDI: 0000000000000001

 3590 14:13:56.205015  973]  ? ksys_write+0x68/0xf0

 3591 14:13:56.217535  # [   34.681865]  make_task_dead+0[   37.134569] RBP: 00007fd89a31e000 R08: 00007fd89a31d010 R09: 0000000000000000

 3592 14:13:56.218020  x2f/0x30

 3593 14:13:56.230959  # [   34.685948]  rewind_stack_and_make_dead+0x17/0x20[   37.148820] R10: fffffffffffffbc5 R11: 0000000000000246 R12: 0000000000000001

 3594 14:13:56.231522  

 3595 14:13:56.233956  # [   34.691197] RIP: 0033:0x7fc764b72833

 3596 14:13:56.244014  # [   34.695175] Co[   37.162971] R13: 0000000000000001 R14: 0000000000020000 R15: 0000000000020000

 3597 14:13:56.253640  de: 8b 15 61 26 0e 00 f7 d8 64 89 02 48 c7 c0 ff ff ff ff eb b7 [   37.177181] irq event stamp: 0

 3598 14:13:56.267010  0f 1f 00 64 8b 04 25 18 00 00 00 85 c0 75 14 b8 01 00 00 00 0f 0[   37.186773] hardirqs last  enabled at (0): [<0000000000000000>] 0x0

 3599 14:13:56.283846  5 <48> 3d 00 f0 ff ff 77 55 c3 0f 1f 40 00 48 83 ec 28 48 89 54 [   37.199992] hardirqs last disabled at (0): [<ffffffff8b8fd834>] copy_process+0x664/0x1c60

 3600 14:13:56.284425  24 18

 3601 14:13:56.296520  # [   34.716149] RSP: 002b:00007fff7952fa28 EFLAGS: 00000[   37.215347] softirqs last  enabled at (0): [<ffffffff8b8fd834>] copy_process+0x664/0x1c60

 3602 14:13:56.299824  246 ORIG_RAX: 0000000000000001

 3603 14:13:56.309715  # [   34.724601] RAX: ffffffffff[   37.230729] softirqs last disabled at (0): [<0000000000000000>] 0x0

 3604 14:13:56.316206  ffffda RBX: 000000000000000a RCX: 00007fc764b72833

 3605 14:13:56.323096  # [   34.732[   37.243944] ---[ end trace 7e1796e8a934a110 ]---

 3606 14:13:56.332671  568] RDX: 000000000000000a RSI: 00007fc764a65000 RDI: 0000000000[   37.255332] lkdtm: ok: SMEP did not get cleared

 3607 14:13:56.336279  000001

 3608 14:13:56.346209  # [   34.740534] RBP: 00007fc764a65000 R08: 00007fc764a6[   37.266596] lkdtm: trying to clear SMEP with call gadget

 3609 14:13:56.349040  4010 R09: 0000000000000000

 3610 14:13:56.355870  # [   34.748501] R10: fffffffffffffb[   37.278759] lkdtm: ok: SMEP removal was reverted

 3611 14:13:56.362255  c5 R11: 0000000000000246 R12: 0000000000000001

 3612 14:13:56.368821  # [   34.756467] R13: 0000000000000001 R14: 0000000000020000 R15: 0000000000020000

 3613 14:13:56.372314  # EXCEPTION: saw 'call trace:': ok

 3614 14:13:56.378860  ok 5 selftests: lkdtm: EXCEPTION.sh

 3615 14:13:56.379369  # selftests: lkdtm: LOOP.sh

 3616 14:13:56.381878  # Skipping LOOP: Hangs the system

 3617 14:13:56.388566  ok 6 selftests: lkdtm: LOOP.sh # SKIP

 3618 14:13:56.392164  # selftests: lkdtm: EXHAUST_STACK.sh

 3619 14:13:56.395191  # Skipping EXHAUST_STACK: Corrupts memory on failure

 3620 14:13:56.402266  ok 7 selftests: lkdtm: EXHAUST_STACK.sh # SKIP

 3621 14:13:56.405209  # selftests: lkdtm: CORRUPT_STACK.sh

 3622 14:13:56.411543  # Skipping CORRUPT_STACK: Crashes entire system on success

 3623 14:13:56.415587  ok 8 selftests: lkdtm: CORRUPT_STACK.sh # SKIP

 3624 14:13:56.418086  # selftests: lkdtm: CORRUPT_STACK_STRONG.sh

 3625 14:13:56.424829  # Skipping CORRUPT_STACK_STRONG: Crashes entire system on success

 3626 14:13:56.431476  ok 9 selftests: lkdtm: CORRUPT_STACK_STRONG.sh # SKIP

 3627 14:13:56.434752  # selftests: lkdtm: CORRUPT_LIST_ADD.sh

 3628 14:13:56.441680  # [   35.106032] lkdtm: Performing direct entry CORRUPT_LIST_ADD

 3629 14:13:56.447928  # [   35.112558] lkdtm: attempting good list addition

 3630 14:13:56.451150  # [   35.123957] lkdtm: attempting corrupted list addition

 3631 14:13:56.457842  # [   35.135807] lkdtm: list_add() corruption not detected!

 3632 14:13:56.464394  # CORRUPT_LIST_ADD: missing 'list_add corruption': [FAIL]

 3633 14:13:56.471214  not ok 10 selftests: lkdtm: CORRUPT_LIST_ADD.sh # exit=1

 3634 14:13:56.474529  # selftests: lkdtm: CORRUPT_LIST_DEL.sh

 3635 14:13:56.480839  # [   35.23577[   37.406013] lkdtm: Performing direct entry DOUBLE_FAULT

 3636 14:13:56.487523  [   37.414092] lkdtm: XFAIL: this test is ia32-only

 3637 14:13:56.490899  2] lkdtm: Performing direct entry CORRUPT_LIST_DEL

 3638 14:13:56.497937  # [   35.247181] lkdtm: attempting good list removal

 3639 14:13:56.504009  # [   35.252240] lkdtm: attempting corrupted list removal

 3640 14:13:56.507634  # [   35.257784] lkdtm: list_del() corruption not detected!

 3641 14:13:56.513677  # CORRUPT_LIST_DEL: missing 'list_del corruption': [FAIL]

 3642 14:13:56.520522  not ok 11 selftests: lkdtm: CORRUPT_LIST_DEL.sh # exit=1

 3643 14:13:56.523644  # selftests: lkdtm: STACK_GUARD_PAGE_LEADING.sh

 3644 14:13:56.527781  # Segmentation fault

 3645 14:13:56.533706  # [   35.353061] lkdtm: Performing direct entry STACK_GUARD_PAGE_LEADING

 3646 14:13:56.540076  # [   35.363801] lkdtm: attempting bad read from page below current stack

 3647 14:13:56.553031  # [   35.377146] BUG: stack guard page was hit at 0000000031b8bf76 (stack is 00000000fd61cb2e..0000000019686387)

 3648 14:13:56.559836  # [   35.394194] kernel stack overflow (page fault): 0000 [#3] SMP PTI

 3649 14:13:56.566269  # [   35.400999] CPU: 0 PID: 963 Comm: cat Tainted: G      D W         5.10.178-cip31 #1

 3650 14:13:56.572871  # [   35.409549] Hardware name: Google Rammus/Rammus, BIOS  09/04/2020

 3651 14:13:56.582788  # [   35.416354] RIP: 0010:lkdtm_STACK_GUARD_PAGE_LEADING+0x27/0x3a

 3652 14:13:56.592457  # [   35.422871] Code: cc cc cc 0f 1f 44 00 [   37.516582] lkdtm: Performing direct entry CORRUPT_PAC

 3653 14:13:56.596149  [   37.524429] lkdtm: XFAIL: this test is arm64-only

 3654 14:13:56.612621  00 53 48 c7 c7 58 86 7f 8d 50 65 48 8b 04 25 40 b0 01 00 48 8b 58 18 e8 0d df fb ff 48 c7 c7 98 86 7f 8d <8a> 43 ff 88 44 24 07 0f b6 74 24 07 5a 5b e9 f3 de fb ff 0f 1f 44

 3655 14:13:56.618997  # [   35.443838] RSP: 0018:ffffaed741867e50 EFLAGS: 00010246

 3656 14:13:56.628710  # [   35.449670] RAX: 0000000000000038 RBX: ffffaed741864000 RCX: 0000000000000000

 3657 14:13:56.635508  # [   35.457637] RDX: 0000000000000000 RSI: ffff8c057ac1bf70 RDI: ffffffff8d7f8698

 3658 14:13:56.645621  # [   35.465603] RBP: ffffffff8d7f7dc2 R08: 0000000000000000 R09: 0000000000000000

 3659 14:13:56.652046  # [   35.473568] R10: 00000000ffffe000 R11: 3fffffffffffffff R12: 0000000000000019

 3660 14:13:56.661972  # [   35.481536] R13: ffffaed741867f10 R14: ffffaed741867f10 R15: ffff8c050346a000

 3661 14:13:56.668779  # [   35.489503] FS:  00007fe7246a8580(0000) GS:ffff8c057ac00000(0000) knlGS:0000000000000000

 3662 14:13:56.675292  # [   35.498537] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033

 3663 14:13:56.685659  # [   35.504949] CR2: ffffaed741863fff CR3: 0000000103420004 CR4: 00000000003706f0

 3664 14:13:56.688414  # [   35.512917] Call Trace:

 3665 14:13:56.691631  # [   35.515642]  ? lkdtm_CORRUPT_LIST_DEL+0xe0/0xe0

 3666 14:13:56.698262  # [   35.520698]  direct_entry.cold+0x2c/0x38

 3667 14:13:56.702214  # [   35.525077]  full_proxy_write+0x53/0x80

 3668 14:13:56.708445  # [   35[   37.630610] lkdtm: Performing direct entry UNALIGNED_LOAD_STORE_WRITE

 3669 14:13:56.718077  [   37.642622] lkdtm: XFAIL: arch has CONFIG_HAVE_EFFICIENT_UNALIGNED_ACCESS

 3670 14:13:56.721563  .529355]  vfs_write+0xe7/0x3b0

 3671 14:13:56.724502  # [   35.533056]  ksys_write+0x68/0xf0

 3672 14:13:56.727775  # [   35.536746]  do_syscall_64+0x30/0x40

 3673 14:13:56.734760  # [   35.540738]  entry_SYSCALL_64_after_hwframe+0x61/0xc6

 3674 14:13:56.737980  # [   35.546369] RIP: 0033:0x7fe7245be833

 3675 14:13:56.760977  # [   35.550355] Code: 8b 15 61 26 0e 00 f7 d8 64 89 02 48 c7 c0 ff ff ff ff eb b7 0f 1f 00 64 8b 04 25 18 00 00 00 85 c0 75 14 b8 01 00 00 00 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 14:13:56.767781  # [   35.571332] RSP: 002b:00007ffeb6bc7218 EFLAGS: 00000246 ORIG_RAX: 0000000000000001

 3677 14:13:56.777294  # [   35.579784] RAX: ffffffffffffffda RBX: 0000000000000019 RCX: 00007fe7245be833

 3678 14:13:56.783948  # [   35.587752] RDX: 0000000000000019 RSI: 00007fe7244b1000 RDI: 0000000000000001

 3679 14:13:56.793899  # [   35.595718] RBP: 00007fe7244b1000 R08: 00007fe7244b0010 R09: 0000000000000000

 3680 14:13:56.800373  # [   35.603685] R10: fffffffffffffbc5 R11: 0000000000000246 R12: 0000000000000001

 3681 14:13:56.810169  # [   35.611643] R13: 0000000000000001 R14: 0000000000020000 R15: 0000000000020000

 3682 14:13:56.862895  # [   35.619615] Modules linked in: fuse ip_tables cros_ec_lid_angle cros_ec_sensors cros_ec_sensors_core industrialio_triggered_buffer kfifo_buf industrialio uvcvideo videobuf2_vmalloc cros_ec_sysfs cros_ec_chardev cros_usbpd_logger cros_ec_debugfs cros_ec_lightbar cros_ec_sensorhub videobuf2_memops cros_usbpd_charger videobuf2_v4l2 snd_soc_da7219 gsmi x86_pkg_temp_thermal cros_ec_dev snd_soc_core videobuf2_common snd_compress snd_pcm_dmaengine regmap_i2c coreboot_table i2c_hid cros_usbpd_notify chromeos_pstore cros_kbd_led_backlight

 3683 14:13:56.866023  # [   35.672082] ---[ end trace 7e1796e8a934a10e ]---

 3684 14:13:56.872848  # [   35.677240] RIP: 0010:lkdtm_BUG+0x5/0x10

 3685 14:13:56.892501  # [   35.681622] Code: 89 ff e8 fe f0 79 ff 48 c7 c0 ea ff ff ff eb de 48 c7 c0 ea ff ff ff c3 cc cc cc cc 48 c7 c0 f4 ff ff ff eb c9 0f 1f 44 00 00 <0f> 0b 66 0f 1f 84 00 00 00 00 00 0f 1f 44 00 00 83 05 20 46 e9 02

 3686 14:13:56.899970  # [   35.702600] RSP: 0018:ffffaed74132fe60 EFLAGS: 00010286

 3687 14:13:56.906220  # [   35.708432] RAX: ffffffff8c378590 RBX: 0000000000000001 RCX: 0000000000000000

 3688 14:13:56.915656  # [   35.716399] RDX: 000000000[   37.836754] lkdtm: Performing direct entry READ_AFTER_FREE

 3689 14:13:56.922363  [   37.849027] lkdtm: Value in memory before free: 12345678

 3690 14:13:56.928951  [   37.854963] lkdtm: Attempting bad read from freed memory

 3691 14:13:56.932812  [   37.860897] lkdtm: Memory was not poisoned

 3692 14:13:56.938753  0000000 RSI: ffff8c057ac1bf70 RDI: ffffffff8d37e0b0

 3693 14:13:56.945562  # [   35.724366] RBP: ffffffff8d85c448 R08: 0000000000000001 R09: 0000000000000001

 3694 14:13:56.956142  # [   35.732333] R10: 00000000ffffe000 R11: 3fffffffffffffff R12: 0000000000000004

 3695 14:13:56.961689  # [   35.740299] R13: ffffaed74132ff10 R14: ffffaed74132ff10 R15: ffff8c050351e000

 3696 14:13:56.971969  # [   35.748266] FS:  00007fe7246a8580(0000) GS:ffff8c057ac00000(0000) knlGS:0000000000000000

 3697 14:13:56.978351  # [   35.757301] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033

 3698 14:13:56.985382  # [   35.763716] CR2: ffffaed741863fff CR3: 0000000103420004 CR4: 00000000003706f0

 3699 14:13:56.994742  # [   35.771682] BUG: sleeping function called from invalid context at include/linux/percpu-rwsem.h:49

 3700 14:13:57.004634  # [   35.781590] in_atomic(): 0, irqs_disabled(): 1, non_block: 0, pid: 963, name: cat

 3701 14:13:57.007918  # [   35.789946] INFO: lockdep is turned off.

 3702 14:13:57.011750  # [   35.794319] irq event stamp: 0

 3703 14:13:57.021281  # [   35.797723] hardirqs last  enabled at (0): [<0000000000000000>] 0x0

 3704 14:13:57.027916  # [   35.804722] hardirqs last disabled at (0): [<ffffffff8b8fd834>] copy_process+0x664/0x1c60

 3705 14:13:57.038506  # [   35.813855] softirqs last  enabled at (0): [<ffffffff8b8fd834>] copy_process+0x664/0x1c60

 3706 14:13:57.044777  # [   35.822978] softirqs last disabled at (0): [<0000000000000000>] 0x0

 3707 14:13:57.057979  # [   35.829974] CPU: 0 PID: 963 Comm: cat Taint[   37.982202] lkdtm: Performing direct entry READ_BUDDY_AFTER_FREE

 3708 14:13:57.061543  ed: G      D W         5.10.178-cip31 #1

 3709 14:13:57.070940  # [   35.838525] Hardw[   37.990328] lkdtm: Value in memory before free: 12345678

 3710 14:13:57.074301  [   38.002475] lkdtm: Attempting to read from freed memory

 3711 14:13:57.080957  are name: Google Rammus/Rammus, BIOS  09/04/2020

 3712 14:13:57.087456  # [   35.84532[   38.008346] lkdtm: Buddy page was not poisoned

 3713 14:13:57.087968  6] Call Trace:

 3714 14:13:57.091079  # [   35.848051]  dump_stack+0x77/0x9b

 3715 14:13:57.097653  # [   35.851754]  ___might_sleep.cold+0xa6/0xb6

 3716 14:13:57.101122  # [   35.856325]  exit_signals+0x1c/0x300

 3717 14:13:57.104182  # [   35.860320]  do_exit+0xc2/0xab0

 3718 14:13:57.107173  # [   35.863823]  ? ksys_write+0x68/0xf0

 3719 14:13:57.114016  # [   35.867716]  make_task_dead+0x2f/0x30

 3720 14:13:57.117219  # [   35.871802]  rewind_stack_and_make_dead+0x17/0x20

 3721 14:13:57.123872  # [   35.877050] RIP: 0033:0x7fe7245be833

 3722 14:13:57.143389  # [   35.881036] Code: 8b 15 61 26 0e 00 f7 d8 64 89 02 48 c7 c0 ff ff ff ff eb b7 0f 1f 00 64 8b 04 25 18 00 00 00 85 c0 75 14 b8 01 00 00 00 0f 05 <48> 3d 00 f0 ff ff 77 55 c3 0f 1f 40 00 48 83 ec 28 48 89 54 24 18

 3723 14:13:57.153682  # [   35.902011] RSP: 002b:00007ffeb6bc7218 EFLAGS: 00000246 ORIG_RAX: 0000000000000001

 3724 14:13:57.160123  # [   35.910466] RAX: ffffffffffffffda RBX: 0000000000000019 RCX: 00007fe7245be833

 3725 14:13:57.169719  # [   35.918425] RDX: 0000000000000019 RSI: 00007fe7244b1000 RDI: 0000000000000001

 3726 14:13:57.176478  # [   35.926390] RBP: 00007fe7244b1000 R08: 00007fe7244b0010 R09: 0000000000000000

 3727 14:13:57.186087  # [   35.934356] R10: fffffffffffffbc5 R11: 0000000000000246 R12: 0000000000000001

 3728 14:13:57.192937  # [   35.942324] R13: 0000000000000001 R14: 0000000000020000 R15: 0000000000020000

 3729 14:13:57.199359  # STACK_GUARD_PAGE_LEADING: saw 'call trace:': ok

 3730 14:13:57.205872  ok [   38.125394] lkdtm: Performing direct entry SLAB_FREE_DOUBLE

 3731 14:13:57.209786  12 selftests: lkdtm: STACK_GUARD_PAGE_LEADING.sh

 3732 14:13:57.215940  # selftests: l[   38.137792] lkdtm: Attempting double slab free ...

 3733 14:13:57.218758  kdtm: STACK_GUARD_PAGE_TRAILING.sh

 3734 14:13:57.222650  # Segmentation fault

 3735 14:13:57.228979  # [   36.070156] lkdtm: Performing direct entry STACK_GUARD_PAGE_TRAILING

 3736 14:13:57.235395  # [   36.081750] lkdtm: attempting bad read from page above current stack

 3737 14:13:57.248673  # [   36.095092] BUG: stack guard page was hit at 0000000049921182 (stack is 00000000edcc8376..00000000cde10d42)

 3738 14:13:57.255492  # [   36.112171] kernel stack overflow (page fault): 0000 [#4] SMP PTI

 3739 14:13:57.262031  # [   36.118977] CPU: 1 PID: 996 Comm: cat Tainted: G      D W         5.10.178-cip31 #1

 3740 14:13:57.272026  # [   36.133741] Hardware name: Google Rammus/Rammus, BIOS  09/04/2020

 3741 14:13:57.278634  # [   36.140549] RIP: 0010:lkdtm_STACK_GUARD_PAGE_TRAILING+0x27/0x3d

 3742 14:13:57.298599  # [   36.153375] Code: de fb ff 0f 1f 44 00 00 53 48 c7 c7 d0 86 7f 8d 50 65 48 8b 04 25 40 b0 01 00 48 8b 58 18 e8 d3 de fb ff 48 c7 c7 10 87 7f 8d <8a> 83 00 40 00 00 88 44 24 07 0f b6 74 24 07 5a 5b e9 b6 de fb ff

 3743 14:13:57.305948  # [   36.174354] RSP: 0018:ffffaed741917e50 EFLAGS: 00010246

 3744 14:13:57.311780  # [   36.180178] RAX: 0000000000000038 RBX: ffffaed741914000 RCX: 0000000000000000

 3745 14:13:57.321702  # [   36.188145] RDX: 0000000000000000 RSI: ffff8c057ac9bf70 RDI: ffffffff8d7f8710

 3746 14:13:57.328319  # [   36.196113] RBP: ffffffff8d7f7ddb R08: 0000000000000000 R09: 0000000000000000

 3747 14:13:57.337868  # [   36.204081] R10: 00000000ffffe000 R11: 3fffffffffffffff R12: 000000000000001a

 3748 14:13:57.347773  # [   36.212048] R13: ffffaed741917f10[   38.270402] lkdtm: Performing direct entry SLAB_FREE_CROSS

 3749 14:13:57.354778  [   38.279917] lkdtm: Attempting cross-cache slab free ...

 3750 14:13:57.357950   R14: ffffaed741917f10 R15: ffff8c0503baa000

 3751 14:13:57.368309  # [   36.220016] FS:  00007f262bb41580(0000) GS:ffff8c057ac80000(0000) knlGS:0000000000000000

 3752 14:13:57.373945  # [   36.229053] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033

 3753 14:13:57.381006  # [   36.235459] CR2: ffffaed741918000 CR3: 0000000103fc8002 CR4: 00000000003706e0

 3754 14:13:57.384050  # [   36.243425] Call Trace:

 3755 14:13:57.390644  # [   36.246153]  ? lkdtm_STACK_GUARD_PAGE_LEADING+0x3a/0x3a

 3756 14:13:57.393972  # [   36.251988]  direct_entry.cold+0x2c/0x38

 3757 14:13:57.400432  # [   36.256365]  full_proxy_write+0x53/0x80

 3758 14:13:57.403351  # [   36.260646]  vfs_write+0xe7/0x3b0

 3759 14:13:57.406637  # [   36.270554]  ksys_write+0x68/0xf0

 3760 14:13:57.410487  # [   36.274253]  do_syscall_64+0x30/0x40

 3761 14:13:57.416754  # [   36.278244]  entry_SYSCALL_64_after_hwframe+0x61/0xc6

 3762 14:13:57.420020  # [   36.290095] RIP: 0033:0x7f262ba57833

 3763 14:13:57.443281  # [   36.294082] Code: 8b 15 61 26 0e 00 f7 d8 64 89 02 48 c7 c0 ff ff ff ff eb b7 0f 1f 00 64 8b 04 25 18 00 00 00 85 c0 75 14 b8 01 00 00 00 0f 05 <48> 3d 00 f0 ff ff 77 55 c3 0f 1f 40 00 48 83 ec 28 48 89 54 24 18

 3764 14:13:57.449659  # [   36.315061] RSP: 002b:00007ffdaf1ce198 EFLAGS: 00000246 ORIG_RAX: 0000000000000001

 3765 14:13:57.459354  # [   36.323515] RAX: ffffffffffffffda RBX: 000000000000001a RCX: 00007f262ba57833

 3766 14:13:57.466440  # [   36.331482] RDX: 000000000000001a RSI: 00007f262b94a000 RDI: 0000000000000001

 3767 14:13:57.476395  # [   36.339449] RBP: 00007f262b94a000 R08: 00007f262b949010 R09: 0000000000000000

 3768 14:13:57.483013  # [   36.347415] R10: fffffffffffffbc5 R11: 0000000000000246 R12: 0000000000000001

 3769 14:13:57.496036  # [   36.355384] R13: 0000000000000001 R14: 0000000000020000 [   38.419625] lkdtm: Performing direct entry SLAB_FREE_PAGE

 3770 14:13:57.499055  R15: 0000000000020000

 3771 14:13:57.509223  # [   36.363356] Modules linked in: fuse [   38.428599] lkdtm: Attempting non-Slab slab free ...

 3772 14:13:57.555276  ip_tables cros_ec_lid_angle cros_ec_sensors cros_ec_sensors_core industrialio_triggered_buffer kfifo_buf industrialio uvcvideo videobuf2_vmalloc cros_ec_sysfs cros_ec_chardev cros_usbpd_logger cros_ec_debugfs cros_ec_lightbar cros_ec_sensorhub videobuf2_memops cros_usbpd_charger videobuf2_v4l2 snd_soc_da7219 gsmi x86_pkg_temp_thermal cros_ec_dev snd_soc_core videobuf2_common snd_compress snd_pcm_dmaengine regmap_i2c coreboot_table i2c_hid cros_usbpd_notify chromeos_pstore cros_kbd_led_backlight

 3773 14:13:57.561900  # [   36.422009] ---[ end trace 7e1796e8a934a10f ]---

 3774 14:13:57.565139  # [   36.427165] RIP: 0010:lkdtm_BUG+0x5/0x10

 3775 14:13:57.587962  # [   36.431541] Code: 89 ff e8 fe f0 79 ff 48 c7 c0 ea ff ff ff eb de 48 c7 c0 ea ff ff ff c3 cc cc cc cc 48 c7 c0 f4 ff ff ff eb c9 0f 1f 44 00 00 <0f> 0b 66 0f 1f 84 00 00 00 00 00 0f 1f 44 00 00 83 05 20 46 e9 02

 3776 14:13:57.594483  # [   36.452522] RSP: 0018:ffffaed74132fe60 EFLAGS: 00010286

 3777 14:13:57.601339  # [   36.458345] RAX: ffffffff8c378590 RBX: 0000000000000001 RCX: 0000000000000000

 3778 14:13:57.611326  # [   36.466312] RDX: 0000000000000000 RSI: ffff8c057ac1bf70 RDI: ffffffff8d37e0b0

 3779 14:13:57.617998  # [   36.474281] RBP: ffffffff8d85c448 R08: 0000000000000001 R09: 0000000000000001

 3780 14:13:57.624429  # [   36.482250] R10: 00000000ffffe000 R11: 3fffffffffffffff R12: 0000000000000004

 3781 14:13:57.633929  # [   36.490219] R13: ffffaed74132ff10 R14: ffffaed74132ff10 R15: ffff8c050351e000

 3782 14:13:57.644432  # [   36.498188] FS:  00007f262bb41580(0000) GS:ffff8c057ac80000(0000) knlGS:0000000000000000

 3783 14:13:57.650553  # [   36.507216] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033

 3784 14:13:57.657535  # [   36.513630] CR2: ffffaed741918000 CR3: 0000000103fc8002 CR4: 00000000003706e0

 3785 14:13:57.663937  # STACK_GUARD_PAGE_TRAILING: saw 'call trace:': ok

 3786 14:13:57.667098  ok 13 selftests: lkdtm: STACK_GUARD_PAGE_TRAILING.sh

 3787 14:13:57.670474  # selftests: lkdtm: UNSET_SMEP.sh

 3788 14:13:57.676885  # [   36.661598] lkdtm: Performing direct entry UNSET_SMEP

 3789 14:13:57.683601  # [   36.670211] lkdtm: trying to clear SMEP normally

 3790 14:13:57.687058  # [   36.681611] ------------[ cut here ]------------

 3791 14:13:57.693856  # [   36.692959] pinned CR4 bits changed: 0x100000!?

 3792 14:13:57.703746  # [   36.704258] WARNING: CPU: 0 PID: 1032 at arch/x86/kernel/cpu/common.c:392 native_write_cr4+0x45/0x60

 3793 14:13:57.756042  # [   36.720639] Modules linked in: fuse ip_tables cros_ec_lid_angle cros_ec_sensors cros_ec_sensors_core industrialio_triggered_buffer kfifo_buf industrialio uvcvideo videobuf2_vmalloc cros_ec_sysfs cros_ec_chardev cros_usbpd_logger cros_ec_debugfs cros_ec_lightbar cros_ec_sensorhub videobuf2_memops cros_usbpd_charger videobuf2_v4l2 snd_soc_da7219 gsmi x86_pkg_temp_thermal cros_ec_dev snd_soc_core videobuf2_common snd_compress snd_pcm_dmaengine regmap_i2c coreboot_table i2c_hid cros_usbpd_notify chromeos_pstore cros_kbd_led_backlight

 3794 14:13:57.765990  # [   36.779346] CPU: 0 PID: 1032 Comm: cat Tainted: G      D W         5.10.178-cip31 #1

 3795 14:13:57.772611  # [   36.794229] Hardware name: Google Rammus/Rammus, BIOS  09/04/2020

 3796 14:13:57.779695  # [   36.807255] RIP: 0010:native_write_cr4+0x45/0x60

 3797 14:13:57.798674  # [   36.818611] Code: 39 c2 75 2d 48 85 f6 75 05 c3 cc cc cc cc 80 3d a3 37 46 02 00 75 f2 48 c7 c7 a0 66 6f 8d c6 05 93 37 46 02 01 e8 34 f4 0f 01 <0f> 0b c3 cc cc cc cc 48 89 d6 48 81 e7 ff f7 ce ff 48 31 c6 48 09

 3798 14:13:57.805395  # [   36.845850] RSP: 0018:ffffaed741987e48 EFLAGS: 00010286

 3799 14:13:57.812502  # [   36.857887] RAX: 0000000000000000 RBX: 00000000002706f0 RCX: 0000000000000000

 3800 14:13:57.821862  # [   36.872113] RDX: ffff8c057ac2c660 RSI: ffff8c057ac1bf70 RDI: ffff8c057ac1bf70

 3801 14:13:57.828778  # [   36.886288] RBP: ffffffff8d7f7df5 R08: 0000000000000000 R09: 0000000000000000

 3802 14:13:57.842091  # [   36.900512] R10: 00000000ffffe000 R11: 3fffffffffffffff R12: 000000000000[   38.764465] lkdtm: Performing direct entry EXEC_DATA

 3803 14:13:57.842523  000b

 3804 14:13:57.854792  # [   36.914687] R13: ffffaed741987f10 R14: ffffaed741987f[   38.775480] lkdtm: attempting ok execution at ffffffff8c378960

 3805 14:13:57.858420  10 R15: ffff8c050369e000

 3806 14:13:57.868547  # [   36.928875] FS:  00007fd89a515580[   38.788159] lkdtm: attempting bad execution at ffffffff8f20cc00

 3807 14:13:57.874655  (0000) GS:ffff8c057ac00000(0000) knlGS:0000000000000000

 3808 14:13:57.881552  # [   3[   38.800968] kernel tried to execute NX-protected page - exploit attempt? (uid: 0)

 3809 14:13:57.891292  [   38.815513] BUG: unable to handle page fault for address: ffffffff8f20cc00

 3810 14:13:57.898102  [   38.823189] #PF: supervisor instruction fetch in kernel mode

 3811 14:13:57.904424  [   38.829505] #PF: error_code(0x0011) - permissions violation

 3812 14:13:57.910955  [   38.835724] PGD 2d829067 P4D 2d829067 PUD 2d82a063 PMD 800000002f0000e3 

 3813 14:13:57.914213  [   38.843215] Oops: 0011 [#5] SMP PTI

 3814 14:13:57.924270  [   38.847106] CPU: 0 PID: 1539 Comm: cat Tainted: G      D W         5.10.178-cip31 #1

 3815 14:13:57.930708  [   38.855743] Hardware name: Google Rammus/Rammus, BIOS  09/04/2020

 3816 14:13:57.933883  [   38.862548] RIP: 0010:data_area+0x0/0x40

 3817 14:13:57.953997  [   38.866929] Code: ff ff 00 32 e8 04 05 8c ff ff 00 31 e8 04 05 8c ff ff 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 <0f> 1f 44 00 00 c3 cc cc cc cc 66 0f 1f 44 00 00 0f 1f 44 00 00 55

 3818 14:13:57.960423  [   38.887897] RSP: 0018:ffffaed7421e7e48 EFLAGS: 00010246

 3819 14:13:57.971017  [   38.893722] RAX: 0000000000000033 RBX: 0000000000000001 RCX: 0000000000000000

 3820 14:13:57.977567  [   38.901681] RDX: 0000000000000000 RSI: ffff8c057ac1bf70 RDI: ffff8c057ac1bf70

 3821 14:13:57.983706  [   38.909647] RBP: ffffffff8f20cc00 R08: 0000000000000000 R09: 0000000000000000

 3822 14:13:57.993568  [   38.917614] R10: 00000000ffffe000 R11: 3fffffffffffffff R12: 000000000000000a

 3823 14:13:58.000171  [   38.925582] R13: ffffaed7421e7f10 R14: ffffaed7421e7f10 R15: ffff8c0503c03000

 3824 14:13:58.010050  [   38.933551] FS:  00007ff2d623f580(0000) GS:ffff8c057ac00000(0000) knlGS:0000000000000000

 3825 14:13:58.016841  [   38.942577] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033

 3826 14:13:58.023541  [   38.948992] CR2: ffffffff8f20cc00 CR3: 0000000104018005 CR4: 00000000003706f0

 3827 14:13:58.026742  [   38.956960] Call Trace:

 3828 14:13:58.029982  [   38.959689]  ? execute_location+0x45/0x56

 3829 14:13:58.037001  [   38.964161]  ? direct_entry.cold+0x2c/0x38

 3830 14:13:58.039817  [   38.968733]  ? full_proxy_write+0x53/0x80

 3831 14:13:58.043295  [   38.973213]  ? vfs_write+0xe7/0x3b0

 3832 14:13:58.049778  [   38.977104]  ? ksys_write+0x68/0xf0

 3833 14:13:58.053576  [   38.980998]  ? do_syscall_64+0x30/0x40

 3834 14:13:58.059706  [   38.985187]  ? entry_SYSCALL_64_after_hwframe+0x61/0xc6

 3835 14:13:58.109322  [   38.991023] Modules linked in: fuse ip_tables cros_ec_lid_angle cros_ec_sensors cros_ec_sensors_core industrialio_triggered_buffer kfifo_buf industrialio uvcvideo videobuf2_vmalloc cros_ec_sysfs cros_ec_chardev cros_usbpd_logger cros_ec_debugfs cros_ec_lightbar cros_ec_sensorhub videobuf2_memops cros_usbpd_charger videobuf2_v4l2 snd_soc_da7219 gsmi x86_pkg_temp_thermal cros_ec_dev snd_soc_core videobuf2_common snd_compress snd_pcm_dmaengine regmap_i2c coreboot_table i2c_hid cros_usbpd_notify chromeos_pstore cros_kbd_led_backlight

 3836 14:13:58.115585  [   39.043483] CR2: ffffffff8f20cc00

 3837 14:13:58.118825  [   39.047178] ---[ end trace 7e1796e8a934a111 ]---

 3838 14:13:58.122219  [   39.052333] RIP: 0010:lkdtm_BUG+0x5/0x10

 3839 14:13:58.145210  [   39.056709] Code: 89 ff e8 fe f0 79 ff 48 c7 c0 ea ff ff ff eb de 48 c7 c0 ea ff ff ff c3 cc cc cc cc 48 c7 c0 f4 ff ff ff eb c9 0f 1f 44 00 00 <0f> 0b 66 0f 1f 84 00 00 00 00 00 0f 1f 44 00 00 83 05 20 46 e9 02

 3840 14:13:58.151833  [   39.077681] RSP: 0018:ffffaed74132fe60 EFLAGS: 00010286

 3841 14:13:58.159145  [   39.083505] RAX: ffffffff8c378590 RBX: 0000000000000001 RCX: 0000000000000000

 3842 14:13:58.165389  [   39.091472] RDX: 0000000000000000 RSI: ffff8c057ac1bf70 RDI: ffffffff8d37e0b0

 3843 14:13:58.175202  [   39.099441] RBP: ffffffff8d85c448 R08: 0000000000000001 R09: 0000000000000001

 3844 14:13:58.182195  [   39.107407] R10: 00000000ffffe000 R11: 3fffffffffffffff R12: 0000000000000004

 3845 14:13:58.192956  [   39.115373] R13: ffffaed74132ff10 R14: ffffaed74132ff10 R15: ffff8c050351e000

 3846 14:13:58.198125  [   39.123340] FS:  00007ff2d623f580(0000) GS:ffff8c057ac00000(0000) knlGS:0000000000000000

 3847 14:13:58.204916  [   39.132376] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033

 3848 14:13:58.214696  [   39.138790] CR2: ffffffff8f20cc00 CR3: 0000000104018005 CR4: 00000000003706f0

 3849 14:13:58.224870  [   39.146759] BUG: sleeping function called from invalid context at include/linux/percpu-rwsem.h:49

 3850 14:13:58.231388  [   39.156668] in_atomic(): 0, irqs_disabled(): 1, non_block: 0, pid: 1539, name: cat

 3851 14:13:58.237725  [   39.165121] INFO: lockdep is turned off.

 3852 14:13:58.241336  [   39.169497] irq event stamp: 0

 3853 14:13:58.247837  [   39.172901] hardirqs last  enabled at (0): [<0000000000000000>] 0x0

 3854 14:13:58.257734  [   39.179900] hardirqs last disabled at (0): [<ffffffff8b8fd834>] copy_process+0x664/0x1c60

 3855 14:13:58.264049  [   39.189033] softirqs last  enabled at (0): [<ffffffff8b8fd834>] copy_process+0x664/0x1c60

 3856 14:13:58.270776  [   39.198166] softirqs last disabled at (0): [<0000000000000000>] 0x0

 3857 14:13:58.281214  [   39.205164] CPU: 0 PID: 1539 Comm: cat Tainted: G      D W         5.10.178-cip31 #1

 3858 14:13:58.287306  [   39.213801] Hardware name: Google Rammus/Rammus, BIOS  09/04/2020

 3859 14:13:58.290587  [   39.220603] Call Trace:

 3860 14:13:58.293660  [   39.223330]  dump_stack+0x77/0x9b

 3861 14:13:58.297015  [   39.227033]  ___might_sleep.cold+0xa6/0xb6

 3862 14:13:58.303869  [   39.231605]  exit_signals+0x1c/0x300

 3863 14:13:58.307140  [   39.235598]  do_exit+0xc2/0xab0

 3864 14:13:58.310423  [   39.239102]  ? ksys_write+0x68/0xf0

 3865 14:13:58.314373  [   39.242993]  make_task_dead+0x2f/0x30

 3866 14:13:58.320417  [   39.247079]  rewind_stack_and_make_dead+0x17/0x20

 3867 14:13:58.323374  [   39.252328] RIP: 0033:0x7ff2d6155833

 3868 14:13:58.343465  [   39.256315] Code: 8b 15 61 26 0e 00 f7 d8 64 89 02 48 c7 c0 ff ff ff ff eb b7 0f 1f 00 64 8b 04 25 18 00 00 00 85 c0 75 14 b8 01 00 00 00 0f 05 <48> 3d 00 f0 ff ff 77 55 c3 0f 1f 40 00 48 83 ec 28 48 89 54 24 18

 3869 14:13:58.353514  [   39.277291] RSP: 002b:00007ffc78bced18 EFLAGS: 00000246 ORIG_RAX: 0000000000000001

 3870 14:13:58.359873  [   39.285737] RAX: ffffffffffffffda RBX: 000000000000000a RCX: 00007ff2d6155833

 3871 14:13:58.369818  [   39.293703] RDX: 000000000000000a RSI: 00007ff2d6048000 RDI: 0000000000000001

 3872 14:13:58.376248  [   39.301670] RBP: 00007ff2d6048000 R08: 00007ff2d6047010 R09: 0000000000000000

 3873 14:13:58.386616  [   39.309637] R10: fffffffffffffbc5 R11: 0000000000000246 R12: 0000000000000001

 3874 14:13:58.393283  [   39.317603] R13: 0000000000000001 R14: 0000000000020000 R15: 0000000000020000

 3875 14:13:58.399164  6.944170] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033

 3876 14:13:58.405566  # [   36.956784] CR2: 00007fd89a31e000 CR3: 000000010372e001 CR4: 00000000003706f0

 3877 14:13:58.408953  # [   36.970992] Call Trace:

 3878 14:13:58.415312  # [   36.979972]  lkdtm_UNSET_SMEP.cold+0x1d/0x103

 3879 14:13:58.419043  # [   36.991030]  direct_entry.cold+0x2c/0x38

 3880 14:13:58.421949  # [   37.001647]  full_proxy_write+0x53/0x80

 3881 14:13:58.428756  # [   37.012204]  vfs_write+0xe7/0x3b0

 3882 14:13:58.432409  # [   37.022047]  ksys_write+0x68/0xf0

 3883 14:13:58.435437  # [   37.032028]  do_syscall_64+0x30/0x40

 3884 14:13:58.441931  # [   37.042203]  entry_SYSCALL_64_after_hwframe+0x61/0xc6

 3885 14:13:58.445300  # [   37.054110] RIP: 0033:0x7fd89a42b833

 3886 14:13:58.464964  # [   37.064262] Code: 8b 15 61 26 0e 00 f7 d8 64 89 02 48 c7 c0 ff ff ff ff eb b7 0f 1f 00 64 8b 04 25 18 00 00 00 85 c0 75 14 b8 01 00 00 00 0f 05 <48> 3d 00 f0 ff ff 77 55 c3 0f 1f 40 00 48 83 ec 28 48 89 54 24 18

 3887 14:13:58.474741  # [   37.091520] RSP: 002b:00007ffc84901fb8 EFLAGS: 00000246 ORIG_RAX: 0000000000000001

 3888 14:13:58.485189  # [   37.106173] RAX: ffffffffffffffda RBX: 000000000000000b RCX: 00007fd89a42b833

 3889 14:13:58.491720  # [   37.120394] RDX: 000000000000000b RSI: 00007fd89a31e000 RDI: 0000000000000001

 3890 14:13:58.498322  # [   37.134569] RBP: 00007fd89a31e000 R08: 00007fd89a31d010 R09: 0000000000000000

 3891 14:13:58.511685  # [   37.148820] R10: fffffffffffffbc5 R11: 000[   39.435933] lkdtm: Performing direct entry EXEC_STACK

 3892 14:13:58.518566  [   39.443114] lkdtm: attempting ok execution at ffffffff8c378960

 3893 14:13:58.525167  [   39.449644] lkdtm: attempting bad execution at ffffaed74227fe18

 3894 14:13:58.531214  [   39.456287] kernel tried to execute NX-protected page - exploit attempt? (uid: 0)

 3895 14:13:58.534744  0000000000246 R12: 0000000000000001

 3896 14:13:58.545049  # [   37.162971] R13: 00000[   39.464654] BUG: unable to handle page fault for address: ffffaed74227fe18

 3897 14:13:58.551518  [   39.478546] #PF: supervisor instruction fetch in kernel mode

 3898 14:13:58.558108  [   39.484856] #PF: error_code(0x0011) - permissions violation

 3899 14:13:58.567661  [   39.491078] PGD 100000067 P4D 100000067 PUD 100231067 PMD 10347a067 PTE 80000001044fe063

 3900 14:13:58.571816  [   39.500119] Oops: 0011 [#6] SMP PTI

 3901 14:13:58.581018  [   39.504009] CPU: 2 PID: 1575 Comm: cat Tainted: G      D W         5.10.178-cip31 #1

 3902 14:13:58.587491  [   39.512658] Hardware name: Google Rammus/Rammus, BIOS  09/04/2020

 3903 14:13:58.590869  [   39.519462] RIP: 0010:0xffffaed74227fe18

 3904 14:13:58.610486  [   39.523838] Code: 00 00 18 fe 27 42 d7 ae ff ff c9 95 a0 8c ff ff ff ff 20 00 00 00 00 00 00 00 1e 7f 7f 8d ff ff ff ff f8 96 a0 8c ff ff ff ff <0f> 1f 44 00 00 c3 cc cc cc cc 66 0f 1f 44 00 00 0f 1f 44 00 00 55

 3905 14:13:58.617390  [   39.544834] RSP: 0018:ffffaed74227fdf8 EFLAGS: 00010246

 3906 14:13:58.627446  [   39.550668] RAX: 0000000000000033 RBX: 0000000000000001 RCX: 0000000000000000

 3907 14:13:58.633966  [   39.558637] RDX: 0000000000000000 RSI: ffff8c057ad1bf70 RDI: ffff8c057ad1bf70

 3908 14:13:58.640370  [   39.566607] RBP: ffffaed74227fe18 R08: 0000000000000000 R09: 0000000000000000

 3909 14:13:58.650239  [   39.574576] R10: 00000000ffffe000 R11: 3fffffffffffffff R12: 000000000000000b

 3910 14:13:58.657153  [   39.582545] R13: ffffaed74227ff10 R14: ffffaed74227ff10 R15: ffff8c0503249000

 3911 14:13:58.666951  [   39.590515] FS:  00007f38d82ee580(0000) GS:ffff8c057ad00000(0000) knlGS:0000000000000000

 3912 14:13:58.673194  [   39.599553] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033

 3913 14:13:58.679772  [   39.605967] CR2: ffffaed74227fe18 CR3: 00000001035ba005 CR4: 00000000003706e0

 3914 14:13:58.683050  [   39.613936] Call Trace:

 3915 14:13:58.689927  [   39.616676]  ? execute_location+0x45/0x56

 3916 14:13:58.693476  [   39.621180]  ? lkdtm_EXEC_STACK+0x26/0x44

 3917 14:13:58.696703  [   39.625668]  ? direct_entry.cold+0x2c/0x38

 3918 14:13:58.702980  [   39.630241]  ? full_proxy_write+0x53/0x80

 3919 14:13:58.706345  [   39.634716]  ? vfs_write+0xe7/0x3b0

 3920 14:13:58.709380  [   39.638608]  ? ksys_write+0x68/0xf0

 3921 14:13:58.712945  [   39.642502]  ? do_syscall_64+0x30/0x40

 3922 14:13:58.719531  [   39.646685]  ? entry_SYSCALL_64_after_hwframe+0x61/0xc6

 3923 14:13:58.725986  00000000001 R14: 0000000000020000 R15: 0000000000020000

 3924 14:13:58.779128  # [   3[   39.652521] Modules linked in: fuse ip_tables cros_ec_lid_angle cros_ec_sensors cros_ec_sensors_core industrialio_triggered_buffer kfifo_buf industrialio uvcvideo videobuf2_vmalloc cros_ec_sysfs cros_ec_chardev cros_usbpd_logger cros_ec_debugfs cros_ec_lightbar cros_ec_sensorhub videobuf2_memops cros_usbpd_charger videobuf2_v4l2 snd_soc_da7219 gsmi x86_pkg_temp_thermal cros_ec_dev snd_soc_core videobuf2_common snd_compress snd_pcm_dmaengine regmap_i2c coreboot_table i2c_hid cros_usbpd_notify chromeos_pstore cros_kbd_led_backlight

 3925 14:13:58.782498  [   39.711219] CR2: ffffaed74227fe18

 3926 14:13:58.788822  [   39.714916] ---[ end trace 7e1796e8a934a112 ]---

 3927 14:13:58.792021  [   39.720062] RIP: 0010:lkdtm_BUG+0x5/0x10

 3928 14:13:58.811729  [   39.724451] Code: 89 ff e8 fe f0 79 ff 48 c7 c0 ea ff ff ff eb de 48 c7 c0 ea ff ff ff c3 cc cc cc cc 48 c7 c0 f4 ff ff ff eb c9 0f 1f 44 00 00 <0f> 0b 66 0f 1f 84 00 00 00 00 00 0f 1f 44 00 00 83 05 20 46 e9 02

 3929 14:13:58.818184  [   39.745455] RSP: 0018:ffffaed74132fe60 EFLAGS: 00010286

 3930 14:13:58.825197  [   39.751288] RAX: ffffffff8c378590 RBX: 0000000000000001 RCX: 0000000000000000

 3931 14:13:58.834682  [   39.759257] RDX: 0000000000000000 RSI: ffff8c057ac1bf70 RDI: ffffffff8d37e0b0

 3932 14:13:58.841395  [   39.767226] RBP: ffffffff8d85c448 R08: 0000000000000001 R09: 0000000000000001

 3933 14:13:58.851623  [   39.775195] R10: 00000000ffffe000 R11: 3fffffffffffffff R12: 0000000000000004

 3934 14:13:58.857952  [   39.783163] R13: ffffaed74132ff10 R14: ffffaed74132ff10 R15: ffff8c050351e000

 3935 14:13:58.868067  [   39.791131] FS:  00007f38d82ee580(0000) GS:ffff8c057ad00000(0000) knlGS:0000000000000000

 3936 14:13:58.874682  [   39.800169] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033

 3937 14:13:58.880766  [   39.806585] CR2: ffffaed74227fe18 CR3: 00000001035ba005 CR4: 00000000003706e0

 3938 14:13:58.884551  7.177181] irq event stamp: 0

 3939 14:13:58.890442  # [   37.186773] hardirqs last  enabled at (0): [<0000000000000000>] 0x0

 3940 14:13:58.900384  # [   37.199992] hardirqs last disabled at (0): [<ffffffff8b8fd834>] copy_process+0x664/0x1c60

 3941 14:13:58.910082  # [   37.215347] softirqs last  enabled at (0): [<ffffffff8b8fd834>] copy_process+0x664/0x1c60

 3942 14:13:58.917351  # [   37.230729] softirqs last disabled at (0): [<0000000000000000>] 0x0

 3943 14:13:58.923427  # [   37.243944] ---[ end trace 7e1796e8a934a110 ]---

 3944 14:13:58.926665  # [   37.255332] lkdtm: ok: SMEP did not get cleared

 3945 14:13:58.933567  # [   37.266596] lkdtm: trying to clear SMEP with call gadget

 3946 14:13:58.941077  # [   37.278759] lkdtm: ok: SMEP removal was reverted

 3947 14:13:58.943217  # UNSET_SMEP: saw 'pinned CR4 bits changed:': ok

 3948 14:13:58.946441  ok 14 selftests: lkdtm: UNSET_SMEP.sh

 3949 14:13:58.953952  # selftests: lkdtm: DOUBLE_FAULT.sh

 3950 14:13:58.956242  # [   37.406013] lkdtm: Performing direct entry DOUBLE_FAULT

 3951 14:13:58.962883  # [   37.414092] lkdtm: XFAIL: this test is ia32-only

 3952 14:13:58.966680  # DOUBLE_FAULT: saw 'XFAIL': [SKIP]

 3953 14:13:58.969570  ok 15 selftests: lkdtm: DOUBLE_FAULT.sh # SKIP

 3954 14:13:58.975849  # selftests: lkdtm: CORRUPT_PAC.sh

 3955 14:13:58.979918  # [   37.516582] lkdtm: Performing direct entry CORRUPT_PAC

 3956 14:13:58.985928  # [   37.524429] lkdtm: XFAIL: this test is arm64-only

 3957 14:13:58.989344  # CORRUPT_PAC: saw 'XFAIL': [SKIP]

 3958 14:13:58.992419  ok 16 selftests: lkdtm: CORRUPT_PAC.sh # SKIP

 3959 14:13:58.999370  # selftests: lkdtm: UNALIGNED_LOAD_STORE_WRITE.sh

 3960 14:13:59.005698  # [   37.630610] lkdtm: Performing direct entry UNALIGNED_LOAD_STORE_WRITE

 3961 14:13:59.016027  # [   37.642622] lkdtm: XFAIL: arch has CONFIG_HAVE_EFFICIENT_UNALIGNED_ACCESS

 3962 14:13:59.019286  # UNALIGNED_LOAD_STORE_WRITE: saw 'XFAIL': [SKIP]

 3963 14:13:59.025361  ok 17 selftests: lkdtm: UNALIGNED_LOAD_STORE_WRITE.sh # SKIP

 3964 14:13:59.028932  # selftests: lkdtm: OVERWRITE_ALLOCATION.sh

 3965 14:13:59.035401  # Skipping OVERWRITE_ALLOCATION: Corrupts memory on failure

 3966 14:13:59.042661  ok 18 selftests: lkdtm: OVERWRITE_ALLOCATION.sh # SKIP

 3967 14:13:59.045623  # selftests: lkdtm: WRITE_AFTER_FREE.sh

 3968 14:13:59.052331  # Skipping WRITE_AFTER_FREE: Corrupts memory on failure

 3969 14:13:59.055464  ok 19 selftests: lkdtm: WRITE_AFTER_FREE.sh # SKIP

 3970 14:13:59.058312  # selftests: lkdtm: READ_AFTER_FREE.sh

 3971 14:13:59.068823  # [   37.836754] lkdtm:[   39.993198] lkdtm: Performing direct entry EXEC_KMALLOC

 3972 14:13:59.072161   Performing direct entry READ_AFTER_FREE

 3973 14:13:59.081761  # [   37.849027] lkdtm[   40.000674] lkdtm: attempting ok execution at ffffffff8c378960

 3974 14:13:59.085535  : Value in memory before free: 12345678

 3975 14:13:59.091975  # [   37.854963] lkdtm:[   40.013407] lkdtm: attempting bad execution at ffff8c0503b23600

 3976 14:13:59.098379   Attempting bad read from freed memory

 3977 14:13:59.107997  # [   37.860897] lkdtm: [   40.026237] kernel tried to execute NX-protected page - exploit attempt? (uid: 0)

 3978 14:13:59.114749  [   40.040807] BUG: unable to handle page fault for address: ffff8c0503b23600

 3979 14:13:59.118231  Memory was not poisoned

 3980 14:13:59.127844  # READ_AFTER_FREE: missing 'call trace:[   40.048506] #PF: supervisor instruction fetch in kernel mode

 3981 14:13:59.134566  [   40.061039] #PF: error_code(0x0011) - permissions violation

 3982 14:13:59.144369  [   40.067262] PGD 2f201067 P4D 2f201067 PUD 100870063 PMD 103b15063 PTE 8000000103b23063

 3983 14:13:59.144867  ': [FAIL]

 3984 14:13:59.154087  not ok 20 selftests: lkdtm: READ_AFTER_FREE.sh # exit[   40.076111] Oops: 0011 [#7] SMP PTI

 3985 14:13:59.160835  [   40.086216] CPU: 1 PID: 1611 Comm: cat Tainted: G      D W         5.10.178-cip31 #1

 3986 14:13:59.167360  [   40.094855] Hardware name: Google Rammus/Rammus, BIOS  09/04/2020

 3987 14:13:59.174462  [   40.101660] RIP: 0010:0xffff8c0503b23600

 3988 14:13:59.194296  [   40.106035] Code: 00 00 02 00 00 00 00 00 00 00 80 33 b2 03 05 8c ff ff 04 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 eb ef 8f 8b ff ff ff ff <0f> 1f 44 00 00 c3 cc cc cc cc 66 0f 1f 44 00 00 0f 1f 44 00 00 55

 3989 14:13:59.200790  [   40.127016] RSP: 0018:ffffaed7422ffe38 EFLAGS: 00010246

 3990 14:13:59.207316  [   40.132841] RAX: 0000000000000033 RBX: 0000000000000001 RCX: 0000000000000000

 3991 14:13:59.217467  [   40.140810] RDX: 0000000000000000 RSI: ffff8c057ac9bf70 RDI: ffff8c057ac9bf70

 3992 14:13:59.224076  [   40.148778] RBP: ffff8c0503b23600 R08: 0000000000000000 R09: 0000000000000000

 3993 14:13:59.233527  [   40.156746] R10: 00000000ffffe000 R11: 3fffffffffffffff R12: 000000000000000d

 3994 14:13:59.240342  [   40.164714] R13: ffffaed7422fff10 R14: ffffaed7422fff10 R15: ffff8c050356f000

 3995 14:13:59.250726  [   40.172682] FS:  00007fc7e2248580(0000) GS:ffff8c057ac80000(0000) knlGS:0000000000000000

 3996 14:13:59.256679  [   40.181718] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033

 3997 14:13:59.263450  [   40.188132] CR2: ffff8c0503b23600 CR3: 0000000103584004 CR4: 00000000003706e0

 3998 14:13:59.266584  [   40.196099] Call Trace:

 3999 14:13:59.270029  [   40.198828]  ? execute_location+0x45/0x56

 4000 14:13:59.270629  =1

 4001 14:13:59.276511  # selftests: lkdtm: WRITE_BUDDY_AFTER_FREE.sh

 4002 14:13:59.283187  # Skipping WR[   40.203303]  ? lkdtm_EXEC_KMALLOC+0x2c/0x40

 4003 14:13:59.285962  [   40.214180]  ? direct_entry.cold+0x2c/0x38

 4004 14:13:59.289987  [   40.218746]  ? full_proxy_write+0x53/0x80

 4005 14:13:59.296132  ITE_BUDDY_AFTER_FREE: Corrupts memory on failure

 4006 14:13:59.299310  ok 21 selftest[   40.223221]  ? vfs_write+0xe7/0x3b0

 4007 14:13:59.305991  [   40.233324]  ? ksys_write+0x68/0xf0

 4008 14:13:59.308970  [   40.237208]  ? do_syscall_64+0x30/0x40

 4009 14:13:59.312356  s: lkdtm: WRITE_BUDDY_AFTER_FREE.sh # SKIP

 4010 14:13:59.319060  # selftests: lkdtm: [   40.241405]  ? entry_SYSCALL_64_after_hwframe+0x61/0xc6

 4011 14:13:59.322384  READ_BUDDY_AFTER_FREE.sh

 4012 14:13:59.378501  # [   37.982202] lkdtm: Performing dir[   40.253453] Modules linked in: fuse ip_tables cros_ec_lid_angle cros_ec_sensors cros_ec_sensors_core industrialio_triggered_buffer kfifo_buf industrialio uvcvideo videobuf2_vmalloc cros_ec_sysfs cros_ec_chardev cros_usbpd_logger cros_ec_debugfs cros_ec_lightbar cros_ec_sensorhub videobuf2_memops cros_usbpd_charger videobuf2_v4l2 snd_soc_da7219 gsmi x86_pkg_temp_thermal cros_ec_dev snd_soc_core videobuf2_common snd_compress snd_pcm_dmaengine regmap_i2c coreboot_table i2c_hid cros_usbpd_notify chromeos_pstore cros_kbd_led_backlight

 4013 14:13:59.381886  [   40.312111] CR2: ffff8c0503b23600

 4014 14:13:59.388410  [   40.315807] ---[ end trace 7e1796e8a934a113 ]---

 4015 14:13:59.391457  [   40.320961] RIP: 0010:lkdtm_BUG+0x5/0x10

 4016 14:13:59.414695  [   40.325337] Code: 89 ff e8 fe f0 79 ff 48 c7 c0 ea ff ff ff eb de 48 c7 c0 ea ff ff ff c3 cc cc cc cc 48 c7 c0 f4 ff ff ff eb c9 0f 1f 44 00 00 <0f> 0b 66 0f 1f 84 00 00 00 00 00 0f 1f 44 00 00 83 05 20 46 e9 02

 4017 14:13:59.418123  [   40.346308] RSP: 0018:ffffaed74132fe60 EFLAGS: 00010286

 4018 14:13:59.427614  [   40.352140] RAX: ffffffff8c378590 RBX: 0000000000000001 RCX: 0000000000000000

 4019 14:13:59.434374  [   40.360107] RDX: 0000000000000000 RSI: ffff8c057ac1bf70 RDI: ffffffff8d37e0b0

 4020 14:13:59.443854  [   40.368075] RBP: ffffffff8d85c448 R08: 0000000000000001 R09: 0000000000000001

 4021 14:13:59.450817  [   40.376041] R10: 00000000ffffe000 R11: 3fffffffffffffff R12: 0000000000000004

 4022 14:13:59.460777  [   40.384007] R13: ffffaed74132ff10 R14: ffffaed74132ff10 R15: ffff8c050351e000

 4023 14:13:59.467439  [   40.391976] FS:  00007fc7e2248580(0000) GS:ffff8c057ac80000(0000) knlGS:0000000000000000

 4024 14:13:59.473586  [   40.401003] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033

 4025 14:13:59.483892  [   40.407417] CR2: ffff8c0503b23600 CR3: 0000000103584004 CR4: 00000000003706e0

 4026 14:13:59.494008  [   40.415385] BUG: sleeping function called from invalid context at include/linux/percpu-rwsem.h:49

 4027 14:13:59.500714  [   40.425296] in_atomic(): 0, irqs_disabled(): 1, non_block: 0, pid: 1611, name: cat

 4028 14:13:59.506919  [   40.433748] INFO: lockdep is turned off.

 4029 14:13:59.509870  [   40.438124] irq event stamp: 0

 4030 14:13:59.516484  [   40.441529] hardirqs last  enabled at (0): [<0000000000000000>] 0x0

 4031 14:13:59.523372  [   40.448527] hardirqs last disabled at (0): [<ffffffff8b8fd834>] copy_process+0x664/0x1c60

 4032 14:13:59.533214  [   40.457652] softirqs last  enabled at (0): [<ffffffff8b8fd834>] copy_process+0x664/0x1c60

 4033 14:13:59.539620  [   40.466777] softirqs last disabled at (0): [<0000000000000000>] 0x0

 4034 14:13:59.549856  [   40.473776] CPU: 1 PID: 1611 Comm: cat Tainted: G      D W         5.10.178-cip31 #1

 4035 14:13:59.556377  [   40.482416] Hardware name: Google Rammus/Rammus, BIOS  09/04/2020

 4036 14:13:59.559989  [   40.489217] Call Trace:

 4037 14:13:59.563220  [   40.491951]  dump_stack+0x77/0x9b

 4038 14:13:59.566268  ect entry READ_BUDDY_AFTER_FREE

 4039 14:13:59.573577  # [   37.990328] lkdtm: Value i[   40.495651]  ___might_sleep.cold+0xa6/0xb6

 4040 14:13:59.575950  [   40.506433]  exit_signals+0x1c/0x300

 4041 14:13:59.579909  n memory before free: 12345678

 4042 14:13:59.586011  # [   38.002475] lkdtm: Attempti[   40.510423]  do_exit+0xc2/0xab0

 4043 14:13:59.592453  [   40.520137]  ? ksys_write+0x68/0xf0

 4044 14:13:59.595697  [   40.524029]  make_task_dead+0x2f/0x30

 4045 14:13:59.599457  [   40.528115]  rewind_stack_and_make_dead+0x17/0x20

 4046 14:13:59.606065  [   40.533364] RIP: 0033:0x7fc7e215e833

 4047 14:13:59.625582  [   40.537352] Code: 8b 15 61 26 0e 00 f7 d8 64 89 02 48 c7 c0 ff ff ff ff eb b7 0f 1f 00 64 8b 04 25 18 00 00 00 85 c0 75 14 b8 01 00 00 00 0f 05 <48> 3d 00 f0 ff ff 77 55 c3 0f 1f 40 00 48 83 ec 28 48 89 54 24 18

 4048 14:13:59.635728  [   40.558323] RSP: 002b:00007ffe9cbf62e8 EFLAGS: 00000246 ORIG_RAX: 0000000000000001

 4049 14:13:59.642169  [   40.566778] RAX: ffffffffffffffda RBX: 000000000000000d RCX: 00007fc7e215e833

 4050 14:13:59.648883  [   40.574745] RDX: 000000000000000d RSI: 00007fc7e2051000 RDI: 0000000000000001

 4051 14:13:59.658688  [   40.582715] RBP: 00007fc7e2051000 R08: 00007fc7e2050010 R09: 0000000000000000

 4052 14:13:59.665909  [   40.590684] R10: fffffffffffffbc5 R11: 0000000000000246 R12: 0000000000000001

 4053 14:13:59.675274  [   40.598653] R13: 0000000000000001 R14: 0000000000020000 R15: 0000000000020000

 4054 14:13:59.675427  ng to read from freed memory

 4055 14:13:59.681376  # [   38.008346] lkdtm: Buddy page was not poisoned

 4056 14:13:59.687694  # READ_BUDDY_AFTER_FREE: missing 'call trace:': [FAIL]

 4057 14:13:59.695122  not ok 22 selftests: lkdtm: READ_BUDDY_AFTER_FREE.sh # exit=1

 4058 14:13:59.697767  # selftests: lkdtm: SLAB_FREE_DOUBLE.sh

 4059 14:13:59.704783  # [   38.125394] lkdtm: Performing direct entry SLAB_FREE_DOUBLE

 4060 14:13:59.707756  # [   38.137792] lkdtm: Attempting double slab free ...

 4061 14:13:59.714732  # SLAB_FREE_DOUBLE: missing 'call trace:': [FAIL]

 4062 14:13:59.721260  not ok 23 selftests: lkdtm: SLAB_FREE_DOUBLE.sh # exit=1

 4063 14:13:59.724782  # selftests: lkdtm: SLAB_FREE_CROSS.sh

 4064 14:13:59.730768  # [   38.270402] lkdtm: Performing direct entry SLAB_FREE_CROSS

 4065 14:13:59.734248  # [   38.279917] lkdtm: Attempting cross-cache slab free ...

 4066 14:13:59.740550  # SLAB_FREE_CROSS: missing 'call trace:': [FAIL]

 4067 14:13:59.747024  not ok 24 selftests: lkdtm: SLAB_FREE_CROSS.sh # exit=1

 4068 14:13:59.750394  # selftests: lkdtm: SLAB_FREE_PAGE.sh

 4069 14:13:59.757126  # [   38.419625] lkdtm: Performing direct entry SLAB_FREE_PAGE

 4070 14:13:59.760591  # [   38.428599] lkdtm: Attempting non-Slab slab free ...

 4071 14:13:59.767179  # SLAB_FREE_PAGE: missing 'call trace:': [FAIL]

 4072 14:13:59.770863  not ok 25 selftests: lkdtm: SLAB_FREE_PAGE.sh # exit=1

 4073 14:13:59.776988  # selftests: lkdtm: SOFTLOCKUP.sh

 4074 14:13:59.780298  # Skipping SOFTLOCKUP: Hangs the system

 4075 14:13:59.783862  ok 26 selftests: lkdtm: SOFTLOCKUP.sh # SKIP

 4076 14:13:59.790597  # selftests: l[   40.715623] lkdtm: Performing direct entry EXEC_VMALLOC

 4077 14:13:59.793791  kdtm: HARDLOCKUP.sh

 4078 14:13:59.796950  # Skipping HARDLOCKUP: Hangs the system

 4079 14:13:59.804019  ok[   40.724366] lkdtm: attempting ok execution at ffffffff8c378960

 4080 14:13:59.807158   27 selftests: lkdtm: HARDLOCKUP.sh # SKIP

 4081 14:13:59.817111  # selftests: lkdtm: [   40.737111] lkdtm: attempting bad execution at ffffaed74036b000

 4082 14:13:59.817666  SPINLOCKUP.sh

 4083 14:13:59.823432  # Skipping SPINLOCKUP: Hangs the system

 4084 14:13:59.830200  ok 28 se[   40.749940] kernel tried to execute NX-protected page - exploit attempt? (uid: 0)

 4085 14:13:59.840138  [   40.764473] BUG: unable to handle page fault for address: ffffaed74036b000

 4086 14:13:59.847166  [   40.772151] #PF: supervisor instruction fetch in kernel mode

 4087 14:13:59.853314  [   40.778479] #PF: error_code(0x0011) - permissions violation

 4088 14:13:59.860032  [   40.784700] PGD 100000067 P4D 100000067 PUD 100231067 PMD 1009d3067 PTE 80000001035d0063

 4089 14:13:59.866798  [   40.793747] Oops: 0011 [#8] SMP PTI

 4090 14:13:59.873095  [   40.797637] CPU: 0 PID: 1647 Comm: cat Tainted: G      D W         5.10.178-cip31 #1

 4091 14:13:59.879523  [   40.806285] Hardware name: Google Rammus/Rammus, BIOS  09/04/2020

 4092 14:13:59.886403  [   40.813090] RIP: 0010:0xffffaed74036b000

 4093 14:13:59.893152  [   40.817467] Code: Unable to access opcode bytes at RIP 0xffffaed74036afd6.

 4094 14:13:59.899603  [   40.825145] RSP: 0018:ffffaed742387e38 EFLAGS: 00010246

 4095 14:13:59.906139  [   40.830978] RAX: 0000000000000033 RBX: 0000000000000001 RCX: 0000000000000000

 4096 14:13:59.912407  [   40.838948] RDX: 0000000000000000 RSI: ffff8c057ac1bf70 RDI: ffff8c057ac1bf70

 4097 14:13:59.922312  [   40.846917] RBP: ffffaed74036b000 R08: 0000000000000000 R09: 0000000000000000

 4098 14:13:59.929640  [   40.854886] R10: 00000000ffffe000 R11: 3fffffffffffffff R12: 000000000000000d

 4099 14:13:59.939183  [   40.862855] R13: ffffaed742387f10 R14: ffffaed742387f10 R15: ffff8c05035d0000

 4100 14:13:59.945763  [   40.870823] FS:  00007f83ce114580(0000) GS:ffff8c057ac00000(0000) knlGS:0000000000000000

 4101 14:13:59.952411  [   40.879858] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033

 4102 14:13:59.962540  [   40.886280] CR2: ffffaed74036afd6 CR3: 00000001044ee004 CR4: 00000000003706f0

 4103 14:13:59.965460  [   40.894266] Call Trace:

 4104 14:13:59.969161  [   40.896995]  ? execute_location+0x45/0x56

 4105 14:13:59.972321  [   40.901466]  ? lkdtm_EXEC_VMALLOC+0x20/0x30

 4106 14:13:59.978492  [   40.906124]  ? direct_entry.cold+0x2c/0x38

 4107 14:13:59.982522  [   40.910696]  ? full_proxy_write+0x53/0x80

 4108 14:13:59.985145  [   40.915178]  ? vfs_write+0xe7/0x3b0

 4109 14:13:59.988518  [   40.919071]  ? ksys_write+0x68/0xf0

 4110 14:13:59.995157  [   40.922965]  ? do_syscall_64+0x30/0x40

 4111 14:13:59.998504  [   40.927159]  ? entry_SYSCALL_64_after_hwframe+0x61/0xc6

 4112 14:14:00.051546  [   40.932995] Modules linked in: fuse ip_tables cros_ec_lid_angle cros_ec_sensors cros_ec_sensors_core industrialio_triggered_buffer kfifo_buf industrialio uvcvideo videobuf2_vmalloc cros_ec_sysfs cros_ec_chardev cros_usbpd_logger cros_ec_debugfs cros_ec_lightbar cros_ec_sensorhub videobuf2_memops cros_usbpd_charger videobuf2_v4l2 snd_soc_da7219 gsmi x86_pkg_temp_thermal cros_ec_dev snd_soc_core videobuf2_common snd_compress snd_pcm_dmaengine regmap_i2c coreboot_table i2c_hid cros_usbpd_notify chromeos_pstore cros_kbd_led_backlight

 4113 14:14:00.058153  [   40.985470] CR2: ffffaed74036b000

 4114 14:14:00.060896  [   40.989168] ---[ end trace 7e1796e8a934a114 ]---

 4115 14:14:00.064332  [   40.994314] RIP: 0010:lkdtm_BUG+0x5/0x10

 4116 14:14:00.087247  [   40.998689] Code: 89 ff e8 fe f0 79 ff 48 c7 c0 ea ff ff ff eb de 48 c7 c0 ea ff ff ff c3 cc cc cc cc 48 c7 c0 f4 ff ff ff eb c9 0f 1f 44 00 00 <0f> 0b 66 0f 1f 84 00 00 00 00 00 0f 1f 44 00 00 83 05 20 46 e9 02

 4117 14:14:00.094010  [   41.019668] RSP: 0018:ffffaed74132fe60 EFLAGS: 00010286

 4118 14:14:00.100961  [   41.025500] RAX: ffffffff8c378590 RBX: 0000000000000001 RCX: 0000000000000000

 4119 14:14:00.107451  [   41.033469] RDX: 0000000000000000 RSI: ffff8c057ac1bf70 RDI: ffffffff8d37e0b0

 4120 14:14:00.117291  [   41.041436] RBP: ffffffff8d85c448 R08: 0000000000000001 R09: 0000000000000001

 4121 14:14:00.123707  [   41.049406] R10: 00000000ffffe000 R11: 3fffffffffffffff R12: 0000000000000004

 4122 14:14:00.133610  [   41.057376] R13: ffffaed74132ff10 R14: ffffaed74132ff10 R15: ffff8c050351e000

 4123 14:14:00.140490  [   41.065345] FS:  00007f83ce114580(0000) GS:ffff8c057ac00000(0000) knlGS:0000000000000000

 4124 14:14:00.146498  [   41.074383] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033

 4125 14:14:00.157029  [   41.080797] CR2: ffffaed74036afd6 CR3: 00000001044ee004 CR4: 00000000003706f0

 4126 14:14:00.159875  lftests: lkdtm: SPINLOCKUP.sh # SKIP

 4127 14:14:00.162542  # selftests: lkdtm: HUNG_TASK.sh

 4128 14:14:00.166082  # Skipping HUNG_TASK: Hangs the system

 4129 14:14:00.169136  ok 29 selftests: lkdtm: HUNG_TASK.sh # SKIP

 4130 14:14:00.172340  # selftests: lkdtm: EXEC_DATA.sh

 4131 14:14:00.175743  # Killed

 4132 14:14:00.179043  # [   38.764465] lkdtm: Performing direct entry EXEC_DATA

 4133 14:14:00.189514  # [   38.775480] lkdtm: attempting ok execution at ffffffff8c378960

 4134 14:14:00.195600  # [   38.788159] lkdtm: attempting bad execution at ffffffff8f20cc00

 4135 14:14:00.202270  # [   38.800968] kernel tried to execute NX-protected page - exploit attempt? (uid: 0)

 4136 14:14:00.211929  # [   38.815513] BUG: unable to handle page fault for address: ffffffff8f20cc00

 4137 14:14:00.218584  # [   38.823189] #PF: supervisor instruction fetch in kernel mode

 4138 14:14:00.222239  # [   38.829505] #PF: error_code(0x0011) - permissions violation

 4139 14:14:00.231702  # [   38.835724] PGD 2d829067 P4D 2d829067 PUD 2d82a063 PMD 800000002f0000e3 

 4140 14:14:00.235313  # [   38.843215] Oops: 0011 [#5] SMP PTI

 4141 14:14:00.244987  # [   38.847106] CPU: 0 PID: 1539 Comm: cat Tainted: G      D W         5.10.178-cip31 #1

 4142 14:14:00.251603  # [   38.855743] Hardware name: Google Rammus/Rammus, BIOS  09/04/2020

 4143 14:14:00.254968  # [   38.862548] RIP: 0010:data_area+0x0/0x40

 4144 14:14:00.278280  # [   38.866929] Code: ff ff 00 32 e8 04 05 8c ff ff 00 31 e8 04 05 8c ff ff 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 <0f> 1f 44 00 00 c3 cc cc cc cc 66 0f 1f 44 00 00 0f 1f 44 00 00 55

 4145 14:14:00.281422  # [   38.887897] RSP: 0018:ffffaed7421e7e48 EFLAGS: 00010246

 4146 14:14:00.291374  # [   38.893722] RAX: 0000000000000033 RBX: 0000000000000001 RCX: 0000000000000000

 4147 14:14:00.297577  # [   38.901681] RDX: 0000000000000000 RSI: ffff8c057ac1bf70 RDI: ffff8c057ac1bf70

 4148 14:14:00.311176  # [   38.909647] RBP: ffffffff8f20cc00 R08: 000000000000[   41.235846] lkdtm: Performing direct entry EXEC_RODATA

 4149 14:14:00.318018  [   41.243729] lkdtm: attempting ok execution at ffffffff8c378960

 4150 14:14:00.324442  [   41.250276] lkdtm: attempting bad execution at ffffffff8d37e540

 4151 14:14:00.331027  [   41.256911] kernel tried to execute NX-protected page - exploit attempt? (uid: 0)

 4152 14:14:00.334333  0000 R09: 0000000000000000

 4153 14:14:00.347720  # [   38.917614] R10: 00000000ffffe0[   41.265278] BUG: unable to handle page fault for address: ffffffff8d37e540

 4154 14:14:00.351495  [   41.279170] #PF: supervisor instruction fetch in kernel mode

 4155 14:14:00.357442  [   41.285489] #PF: error_code(0x0011) - permissions violation

 4156 14:14:00.364314  00[ R11: 3fffffffffffffff R12: 000000000000000a

 4157 14:14:00.374075  # [   38.925582]   41.291711] PGD 2d829067 P4D 2d829067 PUD 2d82a063 PMD 800000002d0000e1 

 4158 14:14:00.377289  [   41.305415] Oops: 0011 [#9] SMP PTI

 4159 14:14:00.383869  [   41.309298] CPU: 2 PID: 1683 Comm: cat Tainted: G      D W         5.10.178-cip31 #1

 4160 14:14:00.390502  [   41.317936] Hardware name: Google Rammus/Rammus, BIOS  09/04/2020

 4161 14:14:00.397149  [   41.324742] RIP: 0010:lkdtm_rodata_do_nothing+0x0/0x10

 4162 14:14:00.420239  [   41.330478] Code: ff ff 68 ab a0 8c ff ff ff ff 6a 81 7f 8d ff ff ff ff ae 92 a0 8c 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

 4163 14:14:00.423958  [   41.351480] RSP: 0018:ffffaed742417e48 EFLAGS: 00010246

 4164 14:14:00.433514  [   41.357314] RAX: 0000000000000033 RBX: 0000000000000000 RCX: 0000000000000000

 4165 14:14:00.440207  [   41.365282] RDX: 0000000000000000 RSI: ffff8c057ad1bf70 RDI: ffff8c057ad1bf70

 4166 14:14:00.450253  [   41.373248] RBP: ffffffff8d37e540 R08: 0000000000000000 R09: 0000000000000000

 4167 14:14:00.456679  [   41.381216] R10: 00000000ffffe000 R11: 3fffffffffffffff R12: 000000000000000c

 4168 14:14:00.463288  [   41.389183] R13: ffffaed742417f10 R14: ffffaed742417f10 R15: ffff8c0503faf000

 4169 14:14:00.473146  [   41.397150] FS:  00007f4a4ffb5580(0000) GS:ffff8c057ad00000(0000) knlGS:0000000000000000

 4170 14:14:00.479582  [   41.406186] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033

 4171 14:14:00.486097  [   41.412600] CR2: ffffffff8d37e540 CR3: 0000000103792005 CR4: 00000000003706e0

 4172 14:14:00.489270  [   41.420569] Call Trace:

 4173 14:14:00.496263  [   41.423297]  ? execute_location+0x45/0x56

 4174 14:14:00.499224  [   41.427773]  ? direct_entry.cold+0x2c/0x38

 4175 14:14:00.502965  [   41.432345]  ? full_proxy_write+0x53/0x80

 4176 14:14:00.512496   R13: ffffaed7421e7f10 R14: ffffaed7421e7f10 R15: ffff8c0503c030[   41.436823]  ? vfs_write+0xe7/0x3b0

 4177 14:14:00.519372  [   41.446926]  ? ksys_write+0x68/0xf0

 4178 14:14:00.522184  [   41.450820]  ? do_syscall_64+0x30/0x40

 4179 14:14:00.528982  [   41.455002]  ? entry_SYSCALL_64_after_hwframe+0x61/0xc6

 4180 14:14:00.529490  00

 4181 14:14:00.588080  # [   38.933551] FS:  00007ff2d623f580(0000) GS:ffff8c057ac0[   41.460838] Modules linked in: fuse ip_tables cros_ec_lid_angle cros_ec_sensors cros_ec_sensors_core industrialio_triggered_buffer kfifo_buf industrialio uvcvideo videobuf2_vmalloc cros_ec_sysfs cros_ec_chardev cros_usbpd_logger cros_ec_debugfs cros_ec_lightbar cros_ec_sensorhub videobuf2_memops cros_usbpd_charger videobuf2_v4l2 snd_soc_da7219 gsmi x86_pkg_temp_thermal cros_ec_dev snd_soc_core videobuf2_common snd_compress snd_pcm_dmaengine regmap_i2c coreboot_table i2c_hid cros_usbpd_notify chromeos_pstore cros_kbd_led_backlight

 4182 14:14:00.591681  [   41.519542] CR2: ffffffff8d37e540

 4183 14:14:00.594663  [   41.523251] ---[ end trace 7e1796e8a934a115 ]---

 4184 14:14:00.601269  [   41.528407] RIP: 0010:lkdtm_BUG+0x5/0x10

 4185 14:14:00.620884  [   41.532784] Code: 89 ff e8 fe f0 79 ff 48 c7 c0 ea ff ff ff eb de 48 c7 c0 ea ff ff ff c3 cc cc cc cc 48 c7 c0 f4 ff ff ff eb c9 0f 1f 44 00 00 <0f> 0b 66 0f 1f 84 00 00 00 00 00 0f 1f 44 00 00 83 05 20 46 e9 02

 4186 14:14:00.627781  [   41.553769] RSP: 0018:ffffaed74132fe60 EFLAGS: 00010286

 4187 14:14:00.634041  [   41.559603] RAX: ffffffff8c378590 RBX: 0000000000000001 RCX: 0000000000000000

 4188 14:14:00.644363  [   41.567572] RDX: 0000000000000000 RSI: ffff8c057ac1bf70 RDI: ffffffff8d37e0b0

 4189 14:14:00.650864  [   41.575541] RBP: ffffffff8d85c448 R08: 0000000000000001 R09: 0000000000000001

 4190 14:14:00.657326  [   41.583510] R10: 00000000ffffe000 R11: 3fffffffffffffff R12: 0000000000000004

 4191 14:14:00.667262  [   41.591480] R13: ffffaed74132ff10 R14: ffffaed74132ff10 R15: ffff8c050351e000

 4192 14:14:00.677147  [   41.599449] FS:  00007f4a4ffb5580(0000) GS:ffff8c057ad00000(0000) knlGS:0000000000000000

 4193 14:14:00.683487  [   41.608487] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033

 4194 14:14:00.690027  [   41.614901] CR2: ffffffff8d37e540 CR3: 0000000103792005 CR4: 00000000003706e0

 4195 14:14:00.699891  [   41.622871] BUG: sleeping function called from invalid context at include/linux/percpu-rwsem.h:49

 4196 14:14:00.709816  [   41.632774] in_atomic(): 0, irqs_disabled(): 1, non_block: 0, pid: 1683, name: cat

 4197 14:14:00.713233  [   41.641229] INFO: lockdep is turned off.

 4198 14:14:00.716617  [   41.645603] irq event stamp: 0

 4199 14:14:00.723078  [   41.649010] hardirqs last  enabled at (0): [<0000000000000000>] 0x0

 4200 14:14:00.732994  [   41.656011] hardirqs last disabled at (0): [<ffffffff8b8fd834>] copy_process+0x664/0x1c60

 4201 14:14:00.742712  [   41.665148] softirqs last  enabled at (0): [<ffffffff8b8fd834>] copy_process+0x664/0x1c60

 4202 14:14:00.749389  [   41.674283] softirqs last disabled at (0): [<0000000000000000>] 0x0

 4203 14:14:00.756675  [   41.681282] CPU: 2 PID: 1683 Comm: cat Tainted: G      D W         5.10.178-cip31 #1

 4204 14:14:00.763083  [   41.689943] Hardware name: Google Rammus/Rammus, BIOS  09/04/2020

 4205 14:14:00.766191  [   41.696748] Call Trace:

 4206 14:14:00.769765  [   41.699476]  dump_stack+0x77/0x9b

 4207 14:14:00.775909  [   41.703174]  ___might_sleep.cold+0xa6/0xb6

 4208 14:14:00.779286  [   41.707746]  exit_signals+0x1c/0x300

 4209 14:14:00.782912  [   41.711735]  do_exit+0xc2/0xab0

 4210 14:14:00.786348  [   41.715229]  ? ksys_write+0x68/0xf0

 4211 14:14:00.789240  [   41.719122]  make_task_dead+0x2f/0x30

 4212 14:14:00.795791  [   41.723200]  rewind_stack_and_make_dead+0x17/0x20

 4213 14:14:00.798977  [   41.728450] RIP: 0033:0x7f4a4fecb833

 4214 14:14:00.822723  [   41.732438] Code: 8b 15 61 26 0e 00 f7 d8 64 89 02 48 c7 c0 ff ff ff ff eb b7 0f 1f 00 64 8b 04 25 18 00 00 00 85 c0 75 14 b8 01 00 00 00 0f 05 <48> 3d 00 f0 ff ff 77 55 c3 0f 1f 40 00 48 83 ec 28 48 89 54 24 18

 4215 14:14:00.828500  [   41.753411] RSP: 002b:00007ffee8a55528 EFLAGS: 00000246 ORIG_RAX: 0000000000000001

 4216 14:14:00.838243  [   41.761873] RAX: ffffffffffffffda RBX: 000000000000000c RCX: 00007f4a4fecb833

 4217 14:14:00.845219  [   41.769859] RDX: 000000000000000c RSI: 00007f4a4fdbe000 RDI: 0000000000000001

 4218 14:14:00.851940  [   41.777847] RBP: 00007f4a4fdbe000 R08: 00007f4a4fdbd010 R09: 0000000000000000

 4219 14:14:00.861148  [   41.785807] R10: fffffffffffffbc5 R11: 0000000000000246 R12: 0000000000000001

 4220 14:14:00.868401  [   41.793776] R13: 0000000000000001 R14: 0000000000020000 R15: 0000000000020000

 4221 14:14:00.871202  0000(0000) knlGS:0000000000000000

 4222 14:14:00.877868  # [   38.942577] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033

 4223 14:14:00.887481  # [   38.948992] CR2: ffffffff8f20cc00 CR3: 0000000104018005 CR4: 00000000003706f0

 4224 14:14:00.890563  # [   38.956960] Call Trace:

 4225 14:14:00.894030  # [   38.959689]  ? execute_location+0x45/0x56

 4226 14:14:00.898146  # [   38.964161]  ? direct_entry.cold+0x2c/0x38

 4227 14:14:00.904108  # [   38.968733]  ? full_proxy_write+0x53/0x80

 4228 14:14:00.907149  # [   38.973213]  ? vfs_write+0xe7/0x3b0

 4229 14:14:00.910875  # [   38.977104]  ? ksys_write+0x68/0xf0

 4230 14:14:00.917023  # [   38.980998]  ? do_syscall_64+0x30/0x40

 4231 14:14:00.923957  # [   38.985187]  ? entry_SYSCALL_64_after_hwframe+0x61/0xc6

 4232 14:14:00.973702  # [   38.991023] Modules linked in: fuse ip_tables cros_ec_lid_angle cros_ec_sensors cros_ec_sensors_core industrialio_triggered_buffer kfifo_buf industrialio uvcvideo videobuf2_vmalloc cros_ec_sysfs cros_ec_chardev cros_usbpd_logger cros_ec_debugfs cros_ec_lightbar cros_ec_sensorhub videobuf2_memops cros_usbpd_charger videobuf2_v4l2 snd_soc_da7219 gsmi x86_pkg_temp_thermal cros_ec_dev snd_soc_core videobuf2_common snd_compress snd_pcm_dmaengine regmap_i2c coreboot_table i2c_hid cros_usbpd_notify chromeos_pstore cros_kbd_led_backlight

 4233 14:14:00.979951  # [   39.043483] CR2: ffffffff8f20cc00

 4234 14:14:00.983802  # [   39.047178] ---[ end trace 7e1796e8a934a111 ]---

 4235 14:14:00.993485  # [   39.052333] RIP: 0010[   41.915256] lkdtm: Performing direct entry EXEC_USERSPACE

 4236 14:14:01.000171  [   41.925898] lkdtm: attempting ok execution at ffffffff8c378960

 4237 14:14:01.006764  [   41.932428] lkdtm: attempting bad execution at 00007fd2465e4000

 4238 14:14:01.013181  [   41.939068] unable to execute userspace code (SMEP?) (uid: 0)

 4239 14:14:01.013395  :lkdtm_BUG+0x5/0x10

 4240 14:14:01.026475  # [   39.056709] Code: 89 ff e8 fe f0 79 ff[   41.945494] BUG: unable to handle page fault for address: 00007fd2465e4000

 4241 14:14:01.032765  [   41.959386] #PF: supervisor instruction fetch in kernel mode

 4242 14:14:01.039299  [   41.965707] #PF: error_code(0x0011) - permissions violation

 4243 14:14:01.049180  [   41.971928] PGD 800000010368d067 P4D 800000010368d067 PUD 103d9d067 PMD 102650067 PTE 10bbc4067

 4244 14:14:01.059128   48 c7 c0 ea ff ff ff eb de 48 c7 c0 ea ff ff ff c3 cc cc cc cc [   41.981653] Oops: 0011 [#10] SMP PTI

 4245 14:14:01.066148  [   41.991855] CPU: 3 PID: 1719 Comm: cat Tainted: G      D W         5.10.178-cip31 #1

 4246 14:14:01.072936  [   42.000526] Hardware name: Google Rammus/Rammus, BIOS  09/04/2020

 4247 14:14:01.080543  [   42.007334] RIP: 0010:0x7fd2465e4000

 4248 14:14:01.086220  [   42.011322] Code: Unable to access opcode bytes at RIP 0x7fd2465e3fd6.

 4249 14:14:01.093101  [   42.018611] RSP: 0018:ffffaed74249fe50 EFLAGS: 00010246

 4250 14:14:01.099462  [   42.024446] RAX: 0000000000000033 RBX: 0000000000000024 RCX: 0000000000000000

 4251 14:14:01.106417  [   42.032418] RDX: 0000000000000000 RSI: ffff8c057ad9bf70 RDI: ffff8c057ad9bf70

 4252 14:14:01.115843  [   42.040391] RBP: 00007fd2465e4000 R08: 0000000000000000 R09: 0000000000000000

 4253 14:14:01.122284  [   42.048378] R10: 00000000ffffe000 R11: 3fffffffffffffff R12: 000000000000000f

 4254 14:14:01.132068  [   42.056372] R13: ffffaed74249ff10 R14: ffffaed74249ff10 R15: ffff8c05036d1000

 4255 14:14:01.138841  [   42.064357] FS:  00007fd2465b5580(0000) GS:ffff8c057ad80000(0000) knlGS:0000000000000000

 4256 14:14:01.146513  [   42.073402] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033

 4257 14:14:01.155257  [   42.079818] CR2: 00007fd2465e4000 CR3: 000000010595c006 CR4: 00000000003706e0

 4258 14:14:01.159312  [   42.087787] Call Trace:

 4259 14:14:01.161911  [   42.090515]  ? lkdtm_EXEC_USERSPACE.cold+0x66/0xae

 4260 14:14:01.168954  [   42.095865]  ? direct_entry.cold+0x2c/0x38

 4261 14:14:01.172122  [   42.100437]  ? full_proxy_write+0x53/0x80

 4262 14:14:01.175096  [   42.104905]  ? vfs_write+0xe7/0x3b0

 4263 14:14:01.178775  [   42.108797]  ? ksys_write+0x68/0xf0

 4264 14:14:01.185829  [   42.112681]  ? do_syscall_64+0x30/0x40

 4265 14:14:01.189142  [   42.116856]  ? entry_SYSCALL_64_after_hwframe+0x61/0xc6

 4266 14:14:01.247752  48 c7 c0 f4 ff ff ff eb c9 0f 1f 44 00 00 <0f> 0b 66 0f 1f 84 00[   42.122693] Modules linked in: fuse ip_tables cros_ec_lid_angle cros_ec_sensors cros_ec_sensors_core industrialio_triggered_buffer kfifo_buf industrialio uvcvideo videobuf2_vmalloc cros_ec_sysfs cros_ec_chardev cros_usbpd_logger cros_ec_debugfs cros_ec_lightbar cros_ec_sensorhub videobuf2_memops cros_usbpd_charger videobuf2_v4l2 snd_soc_da7219 gsmi x86_pkg_temp_thermal cros_ec_dev snd_soc_core videobuf2_common snd_compress snd_pcm_dmaengine regmap_i2c coreboot_table i2c_hid cros_usbpd_notify chromeos_pstore cros_kbd_led_backlight

 4267 14:14:01.251830  [   42.181403] CR2: 00007fd2465e4000

 4268 14:14:01.258144  [   42.185101] ---[ end trace 7e1796e8a934a116 ]---

 4269 14:14:01.261237  [   42.190248] RIP: 0010:lkdtm_BUG+0x5/0x10

 4270 14:14:01.283933  [   42.194616] Code: 89 ff e8 fe f0 79 ff 48 c7 c0 ea ff ff ff eb de 48 c7 c0 ea ff ff ff c3 cc cc cc cc 48 c7 c0 f4 ff ff ff eb c9 0f 1f 44 00 00 <0f> 0b 66 0f 1f 84 00 00 00 00 00 0f 1f 44 00 00 83 05 20 46 e9 02

 4271 14:14:01.287678  [   42.215603] RSP: 0018:ffffaed74132fe60 EFLAGS: 00010286

 4272 14:14:01.297657  [   42.221437] RAX: ffffffff8c378590 RBX: 0000000000000001 RCX: 0000000000000000

 4273 14:14:01.303991  [   42.229407] RDX: 0000000000000000 RSI: ffff8c057ac1bf70 RDI: ffffffff8d37e0b0

 4274 14:14:01.313903  [   42.237377] RBP: ffffffff8d85c448 R08: 0000000000000001 R09: 0000000000000001

 4275 14:14:01.321209  [   42.245345] R10: 00000000ffffe000 R11: 3fffffffffffffff R12: 0000000000000004

 4276 14:14:01.327224  [   42.253314] R13: ffffaed74132ff10 R14: ffffaed74132ff10 R15: ffff8c050351e000

 4277 14:14:01.337159  [   42.261283] FS:  00007fd2465b5580(0000) GS:ffff8c057ad80000(0000) knlGS:0000000000000000

 4278 14:14:01.343657  [   42.270322] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033

 4279 14:14:01.351005  [   42.276738] CR2: 00007fd2465e4000 CR3: 000000010595c006 CR4: 00000000003706e0

 4280 14:14:01.356803   00 00 00 00 0f 1f 44 00 00 83 05 20 46 e9 02

 4281 14:14:01.362941  # [   39.077681] RSP: 0018:ffffaed74132fe60 EFLAGS: 00010286

 4282 14:14:01.369452  # [   39.083505] RAX: ffffffff8c378590 RBX: 0000000000000001 RCX: 0000000000000000

 4283 14:14:01.379476  # [   39.091472] RDX: 0000000000000000 RSI: ffff8c057ac1bf70 RDI: ffffffff8d37e0b0

 4284 14:14:01.386137  # [   39.099441] RBP: ffffffff8d85c448 R08: 0000000000000001 R09: 0000000000000001

 4285 14:14:01.396160  # [   39.107407] R10: 00000000ffffe000 R11: 3fffffffffffffff R12: 0000000000000004

 4286 14:14:01.402929  # [   39.115373] R13: ffffaed74132ff10 R14: ffffaed74132ff10 R15: ffff8c050351e000

 4287 14:14:01.412717  # [   39.123340] FS:  00007ff2d623f580(0000) GS:ffff8c057ac00000(0000) knlGS:0000000000000000

 4288 14:14:01.419043  # [   39.132376] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033

 4289 14:14:01.425708  # [   39.138790] CR2: ffffffff8f20cc00 CR3: 0000000104018005 CR4: 00000000003706f0

 4290 14:14:01.436407  # [   39.146759] BUG: sleeping function called from invalid context at include/linux/percpu-rwsem.h:49

 4291 14:14:01.446281  # [   39.156668] in_atomic(): 0, irqs_disabled(): 1, non_block: 0, pid: 1539, name: cat

 4292 14:14:01.449134  # [   39.165121] INFO: lockdep is turned off.

 4293 14:14:01.452566  # [   39.169497] irq event stamp: 0

 4294 14:14:01.462256  # [   39.172901] hardirqs last  ena[   42.390060] lkdtm: Performing direct entry EXEC_NULL

 4295 14:14:01.465701  bled at (0): [<0000000000000000>] 0x0

 4296 14:14:01.475910  # [   39.179900] hardirqs[   42.395953] lkdtm: attempting ok execution at ffffffff8c378960

 4297 14:14:01.488782   last disabled at (0): [<ffffffff8b8fd834>] copy_process+0x664/0[   42.408685] lkdtm: attempting bad execution at 0000000000000000

 4298 14:14:01.489212  x1c60

 4299 14:14:01.502123  # [   39.189033] softirqs last  enabled at (0): [<fffffff[   42.421520] BUG: kernel NULL pointer dereference, address: 0000000000000000

 4300 14:14:01.508501  [   42.435507] #PF: supervisor instruction fetch in kernel mode

 4301 14:14:01.514710  [   42.441827] #PF: error_code(0x0010) - not-present page

 4302 14:14:01.518578  [   42.447555] PGD 0 P4D 0 

 4303 14:14:01.521847  f8b8fd834>] copy_process+0x664/0x1c60

 4304 14:14:01.528416  # [   39.198166] softirqs[   42.450380] Oops: 0010 [#11] SMP PTI

 4305 14:14:01.535373  [   42.460582] CPU: 1 PID: 1755 Comm: cat Tainted: G      D W         5.10.178-cip31 #1

 4306 14:14:01.541627  [   42.469234] Hardware name: Google Rammus/Rammus, BIOS  09/04/2020

 4307 14:14:01.545285  [   42.476041] RIP: 0010:0x0

 4308 14:14:01.555345  [   42.478954] Code: Unable to access opcode bytes at RIP 0xffffffffffffffd6.

 4309 14:14:01.558590  [   42.486634] RSP: 0018:ffffaed74251fe48 EFLAGS: 00010246

 4310 14:14:01.567991  [   42.492468] RAX: 0000000000000033 RBX: 0000000000000000 RCX: 0000000000000000

 4311 14:14:01.574891  [   42.500440] RDX: 0000000000000000 RSI: ffff8c057ac9bf70 RDI: ffff8c057ac9bf70

 4312 14:14:01.584822  [   42.508411] RBP: 0000000000000000 R08: 0000000000000000 R09: 0000000000000000

 4313 14:14:01.591063  [   42.516382] R10: 00000000ffffe000 R11: 3fffffffffffffff R12: 000000000000000a

 4314 14:14:01.598580  [   42.524353] R13: ffffaed74251ff10 R14: ffffaed74251ff10 R15: ffff8c0504986000

 4315 14:14:01.607714  [   42.532324] FS:  00007fa61a010580(0000) GS:ffff8c057ac80000(0000) knlGS:0000000000000000

 4316 14:14:01.614525  [   42.541362] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033

 4317 14:14:01.624420  [   42.547779] CR2: ffffffffffffffd6 CR3: 0000000103784004 CR4: 00000000003706e0

 4318 14:14:01.624729  [   42.555749] Call Trace:

 4319 14:14:01.630601  [   42.558478]  execute_location+0x45/0x56

 4320 14:14:01.633867   last disabled at (0): [<0000000000000000>] 0x0

 4321 14:14:01.640319  # [   39.205164[   42.562761]  direct_entry.cold+0x2c/0x38

 4322 14:14:01.643876  [   42.573355]  full_proxy_write+0x53/0x80

 4323 14:14:01.653714  ] CPU: 0 PID: 1539 Comm: cat Tainted: G      D W         5.10.17[   42.577644]  vfs_write+0xe7/0x3b0

 4324 14:14:01.657105  [   42.587554]  ksys_write+0x68/0xf0

 4325 14:14:01.663388  [   42.591253]  do_syscall_64+0x30/0x40

 4326 14:14:01.667207  [   42.595244]  entry_SYSCALL_64_after_hwframe+0x61/0xc6

 4327 14:14:01.670513  [   42.600882] RIP: 0033:0x7fa619f26833

 4328 14:14:01.693048  [   42.604872] Code: 8b 15 61 26 0e 00 f7 d8 64 89 02 48 c7 c0 ff ff ff ff eb b7 0f 1f 00 64 8b 04 25 18 00 00 00 85 c0 75 14 b8 01 00 00 00 0f 05 <48> 3d 00 f0 ff ff 77 55 c3 0f 1f 40 00 48 83 ec 28 48 89 54 24 18

 4329 14:14:01.700838  [   42.625859] RSP: 002b:00007fffadcfe018 EFLAGS: 00000246 ORIG_RAX: 0000000000000001

 4330 14:14:01.709445  [   42.634308] RAX: ffffffffffffffda RBX: 000000000000000a RCX: 00007fa619f26833

 4331 14:14:01.716771  [   42.642280] RDX: 000000000000000a RSI: 00007fa619e19000 RDI: 0000000000000001

 4332 14:14:01.726178  [   42.650250] RBP: 00007fa619e19000 R08: 00007fa619e18010 R09: 0000000000000000

 4333 14:14:01.732562  [   42.658220] R10: fffffffffffffbc5 R11: 0000000000000246 R12: 0000000000000001

 4334 14:14:01.739129  [   42.666191] R13: 0000000000000001 R14: 0000000000020000 R15: 0000000000020000

 4335 14:14:01.742483  8-cip31 #1

 4336 14:14:01.798490  # [   39.213801] Hardware name: Google Rammus/Rammus[   42.674157] Modules linked in: fuse ip_tables cros_ec_lid_angle cros_ec_sensors cros_ec_sensors_core industrialio_triggered_buffer kfifo_buf industrialio uvcvideo videobuf2_vmalloc cros_ec_sysfs cros_ec_chardev cros_usbpd_logger cros_ec_debugfs cros_ec_lightbar cros_ec_sensorhub videobuf2_memops cros_usbpd_charger videobuf2_v4l2 snd_soc_da7219 gsmi x86_pkg_temp_thermal cros_ec_dev snd_soc_core videobuf2_common snd_compress snd_pcm_dmaengine regmap_i2c coreboot_table i2c_hid cros_usbpd_notify chromeos_pstore cros_kbd_led_backlight

 4337 14:14:01.802513  [   42.732834] CR2: 0000000000000000

 4338 14:14:01.808647  [   42.736533] ---[ end trace 7e1796e8a934a117 ]---

 4339 14:14:01.811967  [   42.741689] RIP: 0010:lkdtm_BUG+0x5/0x10

 4340 14:14:01.834866  [   42.746067] Code: 89 ff e8 fe f0 79 ff 48 c7 c0 ea ff ff ff eb de 48 c7 c0 ea ff ff ff c3 cc cc cc cc 48 c7 c0 f4 ff ff ff eb c9 0f 1f 44 00 00 <0f> 0b 66 0f 1f 84 00 00 00 00 00 0f 1f 44 00 00 83 05 20 46 e9 02

 4341 14:14:01.838106  [   42.767052] RSP: 0018:ffffaed74132fe60 EFLAGS: 00010286

 4342 14:14:01.848670  [   42.772887] RAX: ffffffff8c378590 RBX: 0000000000000001 RCX: 0000000000000000

 4343 14:14:01.855175  [   42.780857] RDX: 0000000000000000 RSI: ffff8c057ac1bf70 RDI: ffffffff8d37e0b0

 4344 14:14:01.865244  [   42.788828] RBP: ffffffff8d85c448 R08: 0000000000000001 R09: 0000000000000001

 4345 14:14:01.871978  [   42.796800] R10: 00000000ffffe000 R11: 3fffffffffffffff R12: 0000000000000004

 4346 14:14:01.878230  [   42.804772] R13: ffffaed74132ff10 R14: ffffaed74132ff10 R15: ffff8c050351e000

 4347 14:14:01.888868  [   42.812742] FS:  00007fa61a010580(0000) GS:ffff8c057ac80000(0000) knlGS:0000000000000000

 4348 14:14:01.894834  [   42.821782] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033

 4349 14:14:01.904779  [   42.828197] CR2: ffffffffffffffd6 CR3: 0000000103784004 CR4: 00000000003706e0

 4350 14:14:01.914593  [   42.836168] BUG: sleeping function called from invalid context at include/linux/percpu-rwsem.h:49

 4351 14:14:01.921147  [   42.846081] in_atomic(): 0, irqs_disabled(): 1, non_block: 0, pid: 1755, name: cat

 4352 14:14:01.924434  [   42.854536] INFO: lockdep is turned off.

 4353 14:14:01.931725  [   42.858914] irq event stamp: 0

 4354 14:14:01.937850  [   42.862320] hardirqs last  enabled at (0): [<0000000000000000>] 0x0

 4355 14:14:01.944543  [   42.869320] hardirqs last disabled at (0): [<ffffffff8b8fd834>] copy_process+0x664/0x1c60

 4356 14:14:01.953877  [   42.878457] softirqs last  enabled at (0): [<ffffffff8b8fd834>] copy_process+0x664/0x1c60

 4357 14:14:01.961138  [   42.887595] softirqs last disabled at (0): [<0000000000000000>] 0x0

 4358 14:14:01.970381  [   42.894595] CPU: 1 PID: 1755 Comm: cat Tainted: G      D W         5.10.178-cip31 #1

 4359 14:14:01.977357  [   42.903249] Hardware name: Google Rammus/Rammus, BIOS  09/04/2020

 4360 14:14:01.980342  [   42.910054] Call Trace:

 4361 14:14:01.983781  [   42.912782]  dump_stack+0x77/0x9b

 4362 14:14:01.986723  [   42.916480]  ___might_sleep.cold+0xa6/0xb6

 4363 14:14:01.993953  [   42.921053]  exit_signals+0x1c/0x300

 4364 14:14:01.997113  [   42.925045]  do_exit+0xc2/0xab0

 4365 14:14:02.000150  [   42.928548]  ? ksys_write+0x68/0xf0

 4366 14:14:02.003525  [   42.932442]  make_task_dead+0x2f/0x30

 4367 14:14:02.010101  [   42.936528]  rewind_stack_and_make_dead+0x17/0x20

 4368 14:14:02.013379  [   42.941779] RIP: 0033:0x7fa619f26833

 4369 14:14:02.033232  [   42.945767] Code: 8b 15 61 26 0e 00 f7 d8 64 89 02 48 c7 c0 ff ff ff ff eb b7 0f 1f 00 64 8b 04 25 18 00 00 00 85 c0 75 14 b8 01 00 00 00 0f 05 <48> 3d 00 f0 ff ff 77 55 c3 0f 1f 40 00 48 83 ec 28 48 89 54 24 18

 4370 14:14:02.043696  [   42.966752] RSP: 002b:00007fffadcfe018 EFLAGS: 00000246 ORIG_RAX: 0000000000000001

 4371 14:14:02.049970  [   42.975209] RAX: ffffffffffffffda RBX: 000000000000000a RCX: 00007fa619f26833

 4372 14:14:02.059933  [   42.983179] RDX: 000000000000000a RSI: 00007fa619e19000 RDI: 0000000000000001

 4373 14:14:02.066015  [   42.991150] RBP: 00007fa619e19000 R08: 00007fa619e18010 R09: 0000000000000000

 4374 14:14:02.073014  [   42.999125] R10: fffffffffffffbc5 R11: 0000000000000246 R12: 0000000000000001

 4375 14:14:02.082404  [   43.007109] R13: 0000000000000001 R14: 0000000000020000 R15: 0000000000020000

 4376 14:14:02.082926  , BIOS  09/04/2020

 4377 14:14:02.085301  # [   39.220603] Call Trace:

 4378 14:14:02.092928  # [   39.223330]  dump_stack+0x77/0x9b

 4379 14:14:02.095394  # [   39.227033]  ___might_sleep.cold+0xa6/0xb6

 4380 14:14:02.098388  # [   39.231605]  exit_signals+0x1c/0x300

 4381 14:14:02.102017  # [   39.235598]  do_exit+0xc2/0xab0

 4382 14:14:02.108284  # [   39.239102]  ? ksys_write+0x68/0xf0

 4383 14:14:02.111632  # [   39.242993]  make_task_dead+0x2f/0x30

 4384 14:14:02.118732  # [   39.247079]  rewind_stack_and_make_dead+0x17/0x20

 4385 14:14:02.121617  # [   39.252328] RIP: 0033:0x7ff2d6155833

 4386 14:14:02.141094  # [   39.256315] Code: 8b 15 61 26 0e 00 f7 d8 64 89 02 48 c7 c0 ff ff ff ff eb b7 0f 1f 00 64 8b 04 25 18 00 00 00 85 c0 75 14 b8 01 00 00 00 0f 05 <48> 3d 00 f0 ff ff 77 55 c3 0f 1f 40 00 48 83 ec 28 48 89 54 24 18

 4387 14:14:02.151602  # [   39.277291] RSP: 002b:00007ffc78bced18 EFLAGS: 00000246 ORIG_RAX: 0000000000000001

 4388 14:14:02.158093  # [   39.285737] RAX: ffffffffffffffda RBX: 000000000000000a RCX: 00007ff2d6155833

 4389 14:14:02.167964  # [   39.293703] RDX: 000000000000000a RSI: 00007ff2d6048000 RDI: 0000000000000001

 4390 14:14:02.174571  # [   39.301670] RBP: 00007ff2d6048000 R08: 00007ff2d6047010 R09: 0000000000000000

 4391 14:14:02.184434  # [   39.309637] R10: fffffffffffffbc5 R11: 0000000000000246 R12: 0000000000000001

 4392 14:14:02.191501  # [   39.317603] R13: 0000000000000001 R14: 0000000000020000 R15: 0000000000020000

 4393 14:14:02.194577  # EXEC_DATA: saw 'call trace:': ok

 4394 14:14:02.198017  ok 30 selftests: lkdtm: EXEC_DATA.sh

 4395 14:14:02.201000  # selftests: lkdtm: EXEC_STACK.sh

 4396 14:14:02.204391  # Killed

 4397 14:14:02.207549  # [   39.435933] lkdtm: Performing direct entry EXEC_STACK

 4398 14:14:02.217488  # [   39.443114] lkdtm: attempting ok execution at ffffffff8c378960

 4399 14:14:02.224315  # [   39.449644] lkdtm: attempting bad execution at ffffaed74227fe18

 4400 14:14:02.230772  # [   39.456287] kernel tried to execute NX-protected page - exploit attempt? (uid: 0)

 4401 14:14:02.240927  # [   39.464654] BUG: unable to handle page fault for address: ffffaed74227fe18

 4402 14:14:02.247640  # [   39.478546] #PF: supervisor instruction fetch in kernel mode

 4403 14:14:02.250844  # [   39.484856] #PF: error_code(0x0011) - permissions violation

 4404 14:14:02.260628  # [   39.491078] PGD 100000067 P4D 100000067 PUD 100231067 PMD 10347a067 PTE 80000001044fe063

 4405 14:14:02.266848  # [   39.500119] Oops: 0011 [#6] SMP PTI

 4406 14:14:02.274182  # [   39.504009] CPU: 2 PID: 1575 Comm: cat Tainted: G      D W         5.10.178-cip31 #1

 4407 14:14:02.280861  # [ [   43.207149] lkdtm: Performing direct entry ACCESS_USERSPACE

 4408 14:14:02.293494    39.512658] Hardware name: Google Rammus/Rammus, BIOS  09/04/20[   43.213996] lkdtm: attempting bad read at 00007fbfefcb2000

 4409 14:14:02.294049  20

 4410 14:14:02.297123  # [   39.519462] RIP: 0010:0xffffaed74227fe18

 4411 14:14:02.307081  # [   39.5238[   43.226346] BUG: unable to handle page fault for address: 00007fbfefcb2000

 4412 14:14:02.313248  [   43.240211] #PF: supervisor read access in kernel mode

 4413 14:14:02.319978  [   43.245938] #PF: error_code(0x0001) - permissions violation

 4414 14:14:02.329916  [   43.252159] PGD 8000000103895067 P4D 8000000103895067 PUD 103454067 PMD 10327c067 PTE 10b2ad067

 4415 14:14:02.333660  [   43.261885] Oops: 0001 [#12] SMP PTI

 4416 14:14:02.343343  [   43.265874] CPU: 0 PID: 1790 Comm: cat Tainted: G      D W         5.10.178-cip31 #1

 4417 14:14:02.350211  [   43.274524] Hardware name: Google Rammus/Rammus, BIOS  09/04/2020

 4418 14:14:02.353272  [   43.281332] RIP: 0010:lkdtm_ACCESS_USERSPACE.cold+0x41/0xa3

 4419 14:14:02.376685  [   43.287559] Code: 00 00 00 75 64 48 83 c4 10 5d c3 cc cc cc cc 48 89 ee 48 c7 c7 88 8e 7f 8d e8 47 d8 fb ff 48 c7 c7 b0 8e 7f 8d b8 de c0 de c0 <48> 03 45 00 48 89 04 24 e8 2e d8 fb ff 48 89 ee 48 c7 c7 d8 8e 7f

 4420 14:14:02.383115  [   43.308543] RSP: 0018:ffffaed742587e48 EFLAGS: 00010246

 4421 14:14:02.389927  [   43.314369] RAX: 00000000c0dec0de RBX: 0000000000000026 RCX: 0000000000000000

 4422 14:14:02.396501  [   43.322329] RDX: 0000000000000000 RSI: ffff8c057ac1bf70 RDI: ffffffff8d7f8eb0

 4423 14:14:02.405780  [   43.330297] RBP: 00007fbfefcb2000 R08: 0000000000000000 R09: 0000000000000000

 4424 14:14:02.412604  [   43.338267] R10: 00000000ffffe000 R11: 3fffffffffffffff R12: 0000000000000011

 4425 14:14:02.422366  [   43.346235] R13: ffffaed742587f10 R14: ffffaed742587f10 R15: ffff8c0503c37000

 4426 14:14:02.429104  [   43.354204] FS:  00007fbfefc83580(0000) GS:ffff8c057ac00000(0000) knlGS:0000000000000000

 4427 14:14:02.435221  [   43.363240] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033

 4428 14:14:02.445349  [   43.369654] CR2: 00007fbfefcb2000 CR3: 00000001035f4001 CR4: 00000000003706f0

 4429 14:14:02.448505  [   43.377624] Call Trace:

 4430 14:14:02.452359  [   43.380353]  direct_entry.cold+0x2c/0x38

 4431 14:14:02.455418  [   43.384737]  full_proxy_write+0x53/0x80

 4432 14:14:02.458754  [   43.389023]  vfs_write+0xe7/0x3b0

 4433 14:14:02.461656  [   43.392728]  ksys_write+0x68/0xf0

 4434 14:14:02.468462  [   43.396426]  do_syscall_64+0x30/0x40

 4435 14:14:02.471932  [   43.400420]  entry_SYSCALL_64_after_hwframe+0x61/0xc6

 4436 14:14:02.479016  [   43.406061] RIP: 0033:0x7fbfefb99833

 4437 14:14:02.498215  [   43.410049] Code: 8b 15 61 26 0e 00 f7 d8 64 89 02 48 c7 c0 ff ff ff ff eb b7 0f 1f 00 64 8b 04 25 18 00 00 00 85 c0 75 14 b8 01 00 00 00 0f 05 <48> 3d 00 f0 ff ff 77 55 c3 0f 1f 40 00 48 83 ec 28 48 89 54 24 18

 4438 14:14:02.508141  [   43.431023] RSP: 002b:00007ffd2fdac428 EFLAGS: 00000246 ORIG_RAX: 0000000000000001

 4439 14:14:02.514924  [   43.439478] RAX: ffffffffffffffda RBX: 0000000000000011 RCX: 00007fbfefb99833

 4440 14:14:02.521241  [   43.447446] RDX: 0000000000000011 RSI: 00007fbfefa8c000 RDI: 0000000000000001

 4441 14:14:02.531216  [   43.455415] RBP: 00007fbfefa8c000 R08: 00007fbfefa8b010 R09: 0000000000000000

 4442 14:14:02.537976  [   43.463382] R10: fffffffffffffbc5 R11: 0000000000000246 R12: 0000000000000001

 4443 14:14:02.547564  [   43.471351] R13: 0000000000000001 R14: 0000000000020000 R15: 0000000000020000

 4444 14:14:02.601169  [   43.479322] Modules linked in: fuse ip_tables cros_ec_lid_angle cros_ec_sensors cros_ec_sensors_core industrialio_triggered_buffer kfifo_buf industrialio uvcvideo videobuf2_vmalloc cros_ec_sysfs cros_ec_chardev cros_usbpd_logger cros_ec_debugfs cros_ec_lightbar cros_ec_sensorhub videobuf2_memops cros_usbpd_charger videobuf2_v4l2 snd_soc_da7219 gsmi x86_pkg_temp_thermal cros_ec_dev snd_soc_core videobuf2_common snd_compress snd_pcm_dmaengine regmap_i2c coreboot_table i2c_hid cros_usbpd_notify chromeos_pstore cros_kbd_led_backlight

 4445 14:14:02.603849  [   43.531786] CR2: 00007fbfefcb2000

 4446 14:14:02.608195  [   43.535482] ---[ end trace 7e1796e8a934a118 ]---

 4447 14:14:02.613452  [   43.540637] RIP: 0010:lkdtm_BUG+0x5/0x10

 4448 14:14:02.633819  [   43.545011] Code: 89 ff e8 fe f0 79 ff 48 c7 c0 ea ff ff ff eb de 48 c7 c0 ea ff ff ff c3 cc cc cc cc 48 c7 c0 f4 ff ff ff eb c9 0f 1f 44 00 00 <0f> 0b 66 0f 1f 84 00 00 00 00 00 0f 1f 44 00 00 83 05 20 46 e9 02

 4449 14:14:02.640764  [   43.565991] RSP: 0018:ffffaed74132fe60 EFLAGS: 00010286

 4450 14:14:02.646625  [   43.571822] RAX: ffffffff8c378590 RBX: 0000000000000001 RCX: 0000000000000000

 4451 14:14:02.653454  [   43.579790] RDX: 0000000000000000 RSI: ffff8c057ac1bf70 RDI: ffffffff8d37e0b0

 4452 14:14:02.663243  [   43.587759] RBP: ffffffff8d85c448 R08: 0000000000000001 R09: 0000000000000001

 4453 14:14:02.669697  [   43.595727] R10: 00000000ffffe000 R11: 3fffffffffffffff R12: 0000000000000004

 4454 14:14:02.679931  [   43.603696] R13: ffffaed74132ff10 R14: ffffaed74132ff10 R15: ffff8c050351e000

 4455 14:14:02.686284  [   43.611664] FS:  00007fbfefc83580(0000) GS:ffff8c057ac00000(0000) knlGS:0000000000000000

 4456 14:14:02.693306  [   43.620698] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033

 4457 14:14:02.703121  [   43.627113] CR2: 00007fbfefcb2000 CR3: 00000001035f4001 CR4: 00000000003706f0

 4458 14:14:02.722609  38] Code: 00 00 18 fe 27 42 d7 ae ff ff c9 95 a0 8c ff ff ff ff 20 00 00 00 00 00 00 00 1e 7f 7f 8d ff ff ff ff f8 96 a0 8c ff ff ff ff <0f> 1f 44 00 00 c3 cc cc cc cc 66 0f 1f 44 00 00 0f 1f 44 00 00 55

 4459 14:14:02.729269  # [   39.544834] RSP: 0018:ffffaed74227fdf8 EFLAGS: 00010246

 4460 14:14:02.735896  # [   39.550668] RAX: 0000000000000033 RBX: 0000000000000001 RCX: 0000000000000000

 4461 14:14:02.745521  # [   39.558637] RDX: 0000000000000000 RSI: ffff8c057ad1bf70 RDI: ffff8c057ad1bf70

 4462 14:14:02.752305  # [   39.566607] RBP: ffffaed74227fe18 R08: 0000000000000000 R09: 0000000000000000

 4463 14:14:02.762525  # [   39.574576] R10: 00000000ffffe000 R11: 3fffffffffffffff R12: 000000000000000b

 4464 14:14:02.768491  # [   39.582545] R13: ffffaed74227ff10 R14: ffffaed74227ff10 R15: ffff8c0503249000

 4465 14:14:02.778268  # [   39.590515] FS:  00007f38d82ee580(0000) GS:ffff8c057ad00000(0000) knlGS:0000000000000000

 4466 14:14:02.785118  # [   39.599553] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033

 4467 14:14:02.791403  # [   39.605967] CR2: ffffaed74227fe18 CR3: 00000001035ba005 CR4: 00000000003706e0

 4468 14:14:02.795094  # [   39.613936] Call Trace:

 4469 14:14:02.801143  # [   39.616676]  ? execute_location+0x45/0x56

 4470 14:14:02.804565  # [   39.621180]  ? lkdtm_EXEC_STACK+0x26/0x44

 4471 14:14:02.811273  # [   39.625668]  ? direct_entry.cold+0x2c/0x38

 4472 14:14:02.814382  # [   39.630241]  ? full_proxy_write+0x53/0x80

 4473 14:14:02.817516  # [   39.634716]  ? vfs_write+0xe7/0x3b0

 4474 14:14:02.821063  # [   39.638608]  ? ksys_write+0x68/0xf0

 4475 14:14:02.827622  # [   39.642502]  ? do_syscall_64+0x30/0x40

 4476 14:14:02.834705  # [   39.646685]  ? entry_SYSCALL_64_after_hwframe+0x61/0xc6

 4477 14:14:02.857372  # [   39.652521] Modules linked in: fuse ip_tables cros_ec_lid_angle cros_ec_sensors cros_ec_sensors_core industrialio_triggered_buffer kfifo_buf industrialio uvcvideo videobuf2_vmalloc cr[   43.780405] lkdtm: Performing direct entry ACCESS_NULL

 4478 14:14:02.864427  [   43.790098] lkdtm: attempting bad read at 0000000000000000

 4479 14:14:02.870642  [   43.796249] BUG: kernel NULL pointer dereference, address: 0000000000000000

 4480 14:14:02.884058  os_ec_sysfs cros_ec_chardev cros_usbpd_logger cros_ec_debugfs cr[   43.804027] #PF: supervisor read access in kernel mode

 4481 14:14:02.890290  [   43.815975] #PF: error_code(0x0000) - not-present page

 4482 14:14:02.890722  [   43.821710] PGD 0 P4D 0 

 4483 14:14:02.897136  [   43.824536] Oops: 0000 [#13] SMP PTI

 4484 14:14:02.903320  [   43.828524] CPU: 3 PID: 1825 Comm: cat Tainted: G      D W         5.10.178-cip31 #1

 4485 14:14:02.910188  [   43.837174] Hardware name: Google Rammus/Rammus, BIOS  09/04/2020

 4486 14:14:02.917177  [   43.843980] RIP: 0010:lkdtm_ACCESS_NULL+0x14/0x53

 4487 14:14:02.936449  [   43.849231] Code: eb d7 fb ff be 00 10 00 00 48 89 ef e8 0d b1 0f ff e9 69 ff ff ff 0f 1f 44 00 00 53 31 f6 48 c7 c7 88 8e 7f 8d e8 c5 d7 fb ff <48> 8b 1c 25 00 00 00 00 b8 de c0 de c0 48 c7 c7 b0 8e 7f 8d 48 01

 4488 14:14:02.943790  [   43.870216] RSP: 0018:ffffaed742637e58 EFLAGS: 00010246

 4489 14:14:02.949969  [   43.876046] RAX: 000000000000002e RBX: 0000000000000027 RCX: 0000000000000000

 4490 14:14:02.959995  [   43.884032] RDX: 0000000000000000 RSI: ffff8c057ad9bf70 RDI: ffff8c057ad9bf70

 4491 14:14:02.966357  [   43.892016] RBP: ffffffff8d7f7f79 R08: 0000000000000000 R09: 0000000000000000

 4492 14:14:02.976463  [   43.899991] R10: 00000000ffffe000 R11: 3fffffffffffffff R12: 000000000000000c

 4493 14:14:02.982889  [   43.907960] R13: ffffaed742637f10 R14: ffffaed742637f10 R15: ffff8c0503c28000

 4494 14:14:02.992813  [   43.915944] FS:  00007fe5f8a1e580(0000) GS:ffff8c057ad80000(0000) knlGS:0000000000000000

 4495 14:14:02.999669  [   43.924988] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033

 4496 14:14:03.005938  [   43.931405] CR2: 0000000000000000 CR3: 0000000103810001 CR4: 00000000003706e0

 4497 14:14:03.009794  [   43.939375] Call Trace:

 4498 14:14:03.012930  [   43.942102]  direct_entry.cold+0x2c/0x38

 4499 14:14:03.019302  [   43.946483]  full_proxy_write+0x53/0x80

 4500 14:14:03.022623  [   43.950764]  vfs_write+0xe7/0x3b0

 4501 14:14:03.026158  [   43.954454]  ksys_write+0x68/0xf0

 4502 14:14:03.029041  [   43.958151]  do_syscall_64+0x30/0x40

 4503 14:14:03.035968  [   43.962131]  entry_SYSCALL_64_after_hwframe+0x61/0xc6

 4504 14:14:03.039032  [   43.967771] RIP: 0033:0x7fe5f8934833

 4505 14:14:03.058979  [   43.971750] Code: 8b 15 61 26 0e 00 f7 d8 64 89 02 48 c7 c0 ff ff ff ff eb b7 0f 1f 00 64 8b 04 25 18 00 00 00 85 c0 75 14 b8 01 00 00 00 0f 05 <48> 3d 00 f0 ff ff 77 55 c3 0f 1f 40 00 48 83 ec 28 48 89 54 24 18

 4506 14:14:03.068845  [   43.992735] RSP: 002b:00007fff4b2effb8 EFLAGS: 00000246 ORIG_RAX: 0000000000000001

 4507 14:14:03.075433  [   44.001191] RAX: ffffffffffffffda RBX: 000000000000000c RCX: 00007fe5f8934833

 4508 14:14:03.085159  [   44.009161] RDX: 000000000000000c RSI: 00007fe5f8827000 RDI: 0000000000000001

 4509 14:14:03.091943  [   44.017132] RBP: 00007fe5f8827000 R08: 00007fe5f8826010 R09: 0000000000000000

 4510 14:14:03.101718  [   44.025101] R10: fffffffffffffbc5 R11: 0000000000000246 R12: 0000000000000001

 4511 14:14:03.108490  [   44.033071] R13: 0000000000000001 R14: 0000000000020000 R15: 0000000000020000

 4512 14:14:03.167499  os_ec_lightbar cros_ec_sensorhub videobuf2_memops cros_usbpd_cha[   44.041045] Modules linked in: fuse ip_tables cros_ec_lid_angle cros_ec_sensors cros_ec_sensors_core industrialio_triggered_buffer kfifo_buf industrialio uvcvideo videobuf2_vmalloc cros_ec_sysfs cros_ec_chardev cros_usbpd_logger cros_ec_debugfs cros_ec_lightbar cros_ec_sensorhub videobuf2_memops cros_usbpd_charger videobuf2_v4l2 snd_soc_da7219 gsmi x86_pkg_temp_thermal cros_ec_dev snd_soc_core videobuf2_common snd_compress snd_pcm_dmaengine regmap_i2c coreboot_table i2c_hid cros_usbpd_notify chromeos_pstore cros_kbd_led_backlight

 4513 14:14:03.170777  [   44.099757] CR2: 0000000000000000

 4514 14:14:03.174244  [   44.103455] ---[ end trace 7e1796e8a934a119 ]---

 4515 14:14:03.181028  [   44.108611] RIP: 0010:lkdtm_BUG+0x5/0x10

 4516 14:14:03.200451  [   44.112987] Code: 89 ff e8 fe f0 79 ff 48 c7 c0 ea ff ff ff eb de 48 c7 c0 ea ff ff ff c3 cc cc cc cc 48 c7 c0 f4 ff ff ff eb c9 0f 1f 44 00 00 <0f> 0b 66 0f 1f 84 00 00 00 00 00 0f 1f 44 00 00 83 05 20 46 e9 02

 4517 14:14:03.207413  [   44.133974] RSP: 0018:ffffaed74132fe60 EFLAGS: 00010286

 4518 14:14:03.213686  [   44.139806] RAX: ffffffff8c378590 RBX: 0000000000000001 RCX: 0000000000000000

 4519 14:14:03.223863  [   44.147777] RDX: 0000000000000000 RSI: ffff8c057ac1bf70 RDI: ffffffff8d37e0b0

 4520 14:14:03.230489  [   44.155747] RBP: ffffffff8d85c448 R08: 0000000000000001 R09: 0000000000000001

 4521 14:14:03.240498  [   44.163724] R10: 00000000ffffe000 R11: 3fffffffffffffff R12: 0000000000000004

 4522 14:14:03.247065  [   44.171695] R13: ffffaed74132ff10 R14: ffffaed74132ff10 R15: ffff8c050351e000

 4523 14:14:03.256666  [   44.179667] FS:  00007fe5f8a1e580(0000) GS:ffff8c057ad80000(0000) knlGS:0000000000000000

 4524 14:14:03.263735  [   44.188700] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033

 4525 14:14:03.269876  [   44.195115] CR2: 0000000000000000 CR3: 0000000103810001 CR4: 00000000003706e0

 4526 14:14:03.280125  [   44.203086] BUG: sleeping function called from invalid context at include/linux/percpu-rwsem.h:49

 4527 14:14:03.289786  [   44.212999] in_atomic(): 0, irqs_disabled(): 1, non_block: 0, pid: 1825, name: cat

 4528 14:14:03.293146  [   44.221454] INFO: lockdep is turned off.

 4529 14:14:03.296263  [   44.225831] irq event stamp: 0

 4530 14:14:03.302992  [   44.229236] hardirqs last  enabled at (0): [<0000000000000000>] 0x0

 4531 14:14:03.312926  [   44.236237] hardirqs last disabled at (0): [<ffffffff8b8fd834>] copy_process+0x664/0x1c60

 4532 14:14:03.322796  [   44.245374] softirqs last  enabled at (0): [<ffffffff8b8fd834>] copy_process+0x664/0x1c60

 4533 14:14:03.329465  [   44.254511] softirqs last disabled at (0): [<0000000000000000>] 0x0

 4534 14:14:03.335686  [   44.261510] CPU: 3 PID: 1825 Comm: cat Tainted: G      D W         5.10.178-cip31 #1

 4535 14:14:03.342023  [   44.270161] Hardware name: Google Rammus/Rammus, BIOS  09/04/2020

 4536 14:14:03.345474  [   44.276967] Call Trace:

 4537 14:14:03.348769  [   44.279694]  dump_stack+0x77/0x9b

 4538 14:14:03.355664  [   44.283384]  ___might_sleep.cold+0xa6/0xb6

 4539 14:14:03.358435  [   44.287957]  exit_signals+0x1c/0x300

 4540 14:14:03.362329  [   44.291946]  do_exit+0xc2/0xab0

 4541 14:14:03.365205  [   44.295440]  ? ksys_write+0x68/0xf0

 4542 14:14:03.368374  [   44.299332]  make_task_dead+0x2f/0x30

 4543 14:14:03.375221  [   44.303418]  rewind_stack_and_make_dead+0x17/0x20

 4544 14:14:03.378591  [   44.308659] RIP: 0033:0x7fe5f8934833

 4545 14:14:03.401708  [   44.312649] Code: 8b 15 61 26 0e 00 f7 d8 64 89 02 48 c7 c0 ff ff ff ff eb b7 0f 1f 00 64 8b 04 25 18 00 00 00 85 c0 75 14 b8 01 00 00 00 0f 05 <48> 3d 00 f0 ff ff 77 55 c3 0f 1f 40 00 48 83 ec 28 48 89 54 24 18

 4546 14:14:03.408189  [   44.333626] RSP: 002b:00007fff4b2effb8 EFLAGS: 00000246 ORIG_RAX: 0000000000000001

 4547 14:14:03.418354  [   44.342081] RAX: ffffffffffffffda RBX: 000000000000000c RCX: 00007fe5f8934833

 4548 14:14:03.425254  [   44.350052] RDX: 000000000000000c RSI: 00007fe5f8827000 RDI: 0000000000000001

 4549 14:14:03.431460  [   44.358023] RBP: 00007fe5f8827000 R08: 00007fe5f8826010 R09: 0000000000000000

 4550 14:14:03.441172  [   44.365994] R10: fffffffffffffbc5 R11: 0000000000000246 R12: 0000000000000001

 4551 14:14:03.447629  [   44.373964] R13: 0000000000000001 R14: 0000000000020000 R15: 0000000000020000

 4552 14:14:03.470793  rger videobuf2_v4l2 snd_soc_da7219 gsmi x86_pkg_temp_thermal cros_ec_dev snd_soc_core videobuf2_common snd_compress snd_pcm_dmaengine regmap_i2c coreboot_table i2c_hid cros_usbpd_notify chromeos_pstore cros_kbd_led_backlight

 4553 14:14:03.474291  # [   39.711219] CR2: ffffaed74227fe18

 4554 14:14:03.481204  # [   39.714916] ---[ end trace 7e1796e8a934a112 ]---

 4555 14:14:03.484032  # [   39.720062] RIP: 0010:lkdtm_BUG+0x5/0x10

 4556 14:14:03.506920  # [   39.724451] Code: 89 ff e8 fe f0 79 ff 48 c7 c0 ea ff ff ff eb de 48 c7 c0 ea ff ff ff c3 cc cc cc cc 48 c7 c0 f4 ff ff ff eb c9 0f 1f 44 00 00 <0f> 0b 66 0f 1f 84 00 00 00 00 00 0f 1f 44 00 00 83 05 20 46 e9 02

 4557 14:14:03.510114  # [   39.745455] RSP: 0018:ffffaed74132fe60 EFLAGS: 00010286

 4558 14:14:03.520348  # [   39.751288] RAX: ffffffff8c378590 RBX: 0000000000000001 RCX: 0000000000000000

 4559 14:14:03.526633  # [   39.759257] RDX: 0000000000000000 RSI: ffff8c057ac1bf70 RDI: ffffffff8d37e0b0

 4560 14:14:03.536558  # [   39.767226] RBP: ffffffff8d85c448 R08: 0000000000000001 R09: 0000000000000001

 4561 14:14:03.543038  # [   39.775195] R10: 00000000ffffe000 R11: 3fffffffffffffff R12: 0000000000000004

 4562 14:14:03.553007  # [   39.783163] R13: ffffaed74132ff10 R14: ffffaed74132ff10 R15: ffff8c050351e000

 4563 14:14:03.563334  # [   39.791131] FS:  00007f38d82ee580(0000) GS:ffff8c057ad00000(0000) knlGS:0000000000000000

 4564 14:14:03.569521  # [   39.800169] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033

 4565 14:14:03.579915  # [   39.806585] CR2: ffffaed74227fe18 CR3: 00000[   44.502958] lkdtm: Performing direct entry WRITE_RO

 4566 14:14:03.583014  001035ba005 CR4: 00000000003706e0

 4567 14:14:03.592642  # EXEC_STACK: saw 'call trace[   44.511754] lkdtm: attempting bad rodata write at ffffffff8d37e530

 4568 14:14:03.592743  :': ok

 4569 14:14:03.595799  ok 31 selftests: lkdtm: EXEC_STACK.sh

 4570 14:14:03.606194  # selftests: lkdt[   44.524887] BUG: unable to handle page fault for address: ffffffff8d37e530

 4571 14:14:03.612468  [   44.538762] #PF: supervisor write access in kernel mode

 4572 14:14:03.612553  m: EXEC_KMALLOC.sh

 4573 14:14:03.612619  # Killed

 4574 14:14:03.622557  # [   39.993198] lkdtm: Performing[   44.544596] #PF: error_code(0x0003) - permissions violation

 4575 14:14:03.625612   d[irect entry EXEC_KMALLOC

 4576 14:14:03.639018  # [   40.000674] lkdtm: attempting o   44.557033] PGD 2d829067 P4D 2d829067 PUD 2d82a063 PMD 800000002d0000e1 

 4577 14:14:03.642099  [   44.570741] Oops: 0003 [#14] SMP PTI

 4578 14:14:03.645308  k execution at ffffffff8c378960

 4579 14:14:03.655527  # [   40.013407] lkdtm: attempt[   44.574732] CPU: 1 PID: 1860 Comm: cat Tainted: G      D W         5.10.178-cip31 #1

 4580 14:14:03.662370  [   44.589596] Hardware name: Google Rammus/Rammus, BIOS  09/04/2020

 4581 14:14:03.668617  [   44.596405] RIP: 0010:lkdtm_WRITE_RO+0x2e/0x3a

 4582 14:14:03.672014  ing bad execution at ffff8c0503b23600

 4583 14:14:03.695227  # [   40.026237] kernel t[   44.601367] Code: 00 48 c7 c7 68 8d 7f 8d 48 c7 c6 30 e5 37 8d e8 6f da fb ff 48 8b 05 37 4f 97 00 ba 34 12 cd ab 48 c7 c7 98 8d 7f 8d 48 31 d0 <48> 89 05 21 4f 97 00 e9 4d da fb ff 0f 1f 44 00 00 48 8b 05 10 3d

 4584 14:14:03.701626  [   44.628570] RSP: 0018:ffffaed7426bfe60 EFLAGS: 00010202

 4585 14:14:03.708431  [   44.634403] RAX: 000000000198b861 RBX: 0000000000000028 RCX: 0000000000000000

 4586 14:14:03.718630  [   44.642374] RDX: 00000000abcd1234 RSI: ffff8c057ac9bf70 RDI: ffffffff8d7f8d98

 4587 14:14:03.725186  [   44.650344] RBP: ffffffff8d7f7f85 R08: 0000000000000000 R09: 0000000000000000

 4588 14:14:03.731574  [   44.658313] R10: 00000000ffffe000 R11: 3fffffffffffffff R12: 0000000000000009

 4589 14:14:03.741243  [   44.666284] R13: ffffaed7426bff10 R14: ffffaed7426bff10 R15: ffff8c0503bea000

 4590 14:14:03.751135  [   44.674256] FS:  00007f55d0f55580(0000) GS:ffff8c057ac80000(0000) knlGS:0000000000000000

 4591 14:14:03.757852  [   44.683296] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033

 4592 14:14:03.764941  [   44.689713] CR2: ffffffff8d37e530 CR3: 0000000103814001 CR4: 00000000003706e0

 4593 14:14:03.768342  [   44.697685] Call Trace:

 4594 14:14:03.771124  [   44.700412]  direct_entry.cold+0x2c/0x38

 4595 14:14:03.774253  [   44.704792]  full_proxy_write+0x53/0x80

 4596 14:14:03.781122  ried to execute NX-protected page - exploit attempt? (uid: 0)

 4597 14:14:03.784676  #[   44.709094]  vfs_write+0xe7/0x3b0

 4598 14:14:03.791030  [   44.719004]  ksys_write+0x68/0xf0

 4599 14:14:03.794374  [   44.722703]  do_syscall_64+0x30/0x40

 4600 14:14:03.804128   [   40.040807] BUG: unable to handle page fault for address: ff[   44.726693]  entry_SYSCALL_64_after_hwframe+0x61/0xc6

 4601 14:14:03.810974  [   44.738546] RIP: 0033:0x7f55d0e6b833

 4602 14:14:03.830924  [   44.742534] Code: 8b 15 61 26 0e 00 f7 d8 64 89 02 48 c7 c0 ff ff ff ff eb b7 0f 1f 00 64 8b 04 25 18 00 00 00 85 c0 75 14 b8 01 00 00 00 0f 05 <48> 3d 00 f0 ff ff 77 55 c3 0f 1f 40 00 48 83 ec 28 48 89 54 24 18

 4603 14:14:03.837043  [   44.763522] RSP: 002b:00007fffd0f5ae18 EFLAGS: 00000246 ORIG_RAX: 0000000000000001

 4604 14:14:03.846902  [   44.771978] RAX: ffffffffffffffda RBX: 0000000000000009 RCX: 00007f55d0e6b833

 4605 14:14:03.853546  [   44.779949] RDX: 0000000000000009 RSI: 00007f55d0d5e000 RDI: 0000000000000001

 4606 14:14:03.864034  [   44.787919] RBP: 00007f55d0d5e000 R08: 00007f55d0d5d010 R09: 0000000000000000

 4607 14:14:03.870092  [   44.795889] R10: fffffffffffffbc5 R11: 0000000000000246 R12: 0000000000000001

 4608 14:14:03.880504  [   44.803859] R13: 0000000000000001 R14: 0000000000020000 R15: 0000000000020000

 4609 14:14:03.880588  ff8c0503b23600

 4610 14:14:03.936295  # [   40.048506] #PF: supervisor instruction fet[   44.811834] Modules linked in: fuse ip_tables cros_ec_lid_angle cros_ec_sensors cros_ec_sensors_core industrialio_triggered_buffer kfifo_buf industrialio uvcvideo videobuf2_vmalloc cros_ec_sysfs cros_ec_chardev cros_usbpd_logger cros_ec_debugfs cros_ec_lightbar cros_ec_sensorhub videobuf2_memops cros_usbpd_charger videobuf2_v4l2 snd_soc_da7219 gsmi x86_pkg_temp_thermal cros_ec_dev snd_soc_core videobuf2_common snd_compress snd_pcm_dmaengine regmap_i2c coreboot_table i2c_hid cros_usbpd_notify chromeos_pstore cros_kbd_led_backlight

 4611 14:14:03.939391  [   44.870510] CR2: ffffffff8d37e530

 4612 14:14:03.945941  [   44.874210] ---[ end trace 7e1796e8a934a11a ]---

 4613 14:14:03.949271  [   44.879365] RIP: 0010:lkdtm_BUG+0x5/0x10

 4614 14:14:03.972213  [   44.883743] Code: 89 ff e8 fe f0 79 ff 48 c7 c0 ea ff ff ff eb de 48 c7 c0 ea ff ff ff c3 cc cc cc cc 48 c7 c0 f4 ff ff ff eb c9 0f 1f 44 00 00 <0f> 0b 66 0f 1f 84 00 00 00 00 00 0f 1f 44 00 00 83 05 20 46 e9 02

 4615 14:14:03.975709  [   44.904729] RSP: 0018:ffffaed74132fe60 EFLAGS: 00010286

 4616 14:14:03.985632  [   44.910564] RAX: ffffffff8c378590 RBX: 0000000000000001 RCX: 0000000000000000

 4617 14:14:03.991947  [   44.918536] RDX: 0000000000000000 RSI: ffff8c057ac1bf70 RDI: ffffffff8d37e0b0

 4618 14:14:04.001881  [   44.926505] RBP: ffffffff8d85c448 R08: 0000000000000001 R09: 0000000000000001

 4619 14:14:04.008783  [   44.934474] R10: 00000000ffffe000 R11: 3fffffffffffffff R12: 0000000000000004

 4620 14:14:04.018318  [   44.942444] R13: ffffaed74132ff10 R14: ffffaed74132ff10 R15: ffff8c050351e000

 4621 14:14:04.025301  [   44.950415] FS:  00007f55d0f55580(0000) GS:ffff8c057ac80000(0000) knlGS:0000000000000000

 4622 14:14:04.031462  [   44.959454] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033

 4623 14:14:04.041615  [   44.965872] CR2: ffffffff8d37e530 CR3: 0000000103814001 CR4: 00000000003706e0

 4624 14:14:04.041710  ch in kernel mode

 4625 14:14:04.048020  # [   40.061039] #PF: error_code(0x0011) - permissions violation

 4626 14:14:04.058131  # [   40.067262] PGD 2f201067 P4D 2f201067 PUD 100870063 PMD 103b15063 PTE 8000000103b23063

 4627 14:14:04.061169  # [   40.076111] Oops: 0011 [#7] SMP PTI

 4628 14:14:04.070977  # [   40.086216] CPU: 1 PID: 1611 Comm: cat Tainted: G      D W         5.10.178-cip31 #1

 4629 14:14:04.077478  # [   40.094855] Hardware name: Google Rammus/Rammus, BIOS  09/04/2020

 4630 14:14:04.080831  # [   40.101660] RIP: 0010:0xffff8c0503b23600

 4631 14:14:04.104022  # [   40.106035] Code: 00 00 02 00 00 00 00 00 00 00 80 33 b2 03 05 8c ff ff 04 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 eb ef 8f 8b ff ff ff ff <0f> 1f 44 00 00 c3 cc cc cc cc 66 0f 1f 44 00 00 0f 1f 44 00 00 55

 4632 14:14:04.110697  # [   40.127016] RSP: 0018:ffffaed7422ffe38 EFLAGS: 00010246

 4633 14:14:04.117051  # [   40.132841] RAX: 0000000000000033 RBX: 0000000000000001 RCX: 0000000000000000

 4634 14:14:04.127190  # [   40.140810] RDX: 0000000000000000 RSI: ffff8c057ac9bf70 RDI: ffff8c057ac9bf70

 4635 14:14:04.133682  # [   40.148778] RBP: ffff8c0503b23600 R08: 0000000000000000 R09: 0000000000000000

 4636 14:14:04.143353  # [   40.156746] R10: 00000000ffffe000 R11: 3fffffffffffffff R12: 000000000000000d

 4637 14:14:04.150257  # [   40.164714] R13: ffffaed7422fff10 R14: ffffaed7422fff10 R15: ffff8c050356f000

 4638 14:14:04.160039  # [   40.172682] FS:  [   45.084917] lkdtm: Performing direct entry WRITE_RO_AFTER_INIT

 4639 14:14:04.166736  [   45.092253] lkdtm: attempting bad ro_after_init write at ffffffff8d87d330

 4640 14:14:04.173335  [   45.099893] BUG: unable to handle page fault for address: ffffffff8d87d330

 4641 14:14:04.186699  00007fc7e2248580(0000) GS:ffff8c057ac80000(0000) knlGS:000000000[   45.107581] #PF: supervisor write access in kernel mode

 4642 14:14:04.192795  [   45.119628] #PF: error_code(0x0003) - permissions violation

 4643 14:14:04.192913  00[00000

 4644 14:14:04.206206  # [   40.181718] CS:  0010 DS: 0000 ES: 0000 CR0: 00000   45.125853] PGD 2d829067 P4D 2d829067 PUD 2d82a063 PMD 10529a063 PTE 800000002d67d061

 4645 14:14:04.212536  [   45.140821] Oops: 0003 [#15] SMP PTI

 4646 14:14:04.219405  [   45.144811] CPU: 3 PID: 1895 Comm: cat Tainted: G      D W         5.10.178-cip31 #1

 4647 14:14:04.225810  [   45.153452] Hardware name: Google Rammus/Rammus, BIOS  09/04/2020

 4648 14:14:04.232525  [   45.160260] RIP: 0010:lkdtm_WRITE_RO_AFTER_INIT+0x4e/0x5a

 4649 14:14:04.252206  [   45.166289] Code: 8d 7f 8d e9 21 da fb ff 48 c7 c7 f0 8d 7f 8d e8 15 da fb ff 48 8b 05 dd 3c e7 00 ba 34 12 cd ab 48 c7 c7 98 8d 7f 8d 48 31 d0 <48> 89 05 c7 3c e7 00 e9 f3 d9 fb ff 0f 1f 44 00 00 41 54 48 c7 c7

 4650 14:14:04.258845  [   45.187273] RSP: 0018:ffffaed742707e60 EFLAGS: 00010202

 4651 14:14:04.268682  [   45.193105] RAX: 00000000fe67479e RBX: 0000000000000029 RCX: 0000000000000000

 4652 14:14:04.275359  [   45.201086] RDX: 00000000abcd1234 RSI: ffff8c057ad9bf70 RDI: ffffffff8d7f8d98

 4653 14:14:04.285292  [   45.209045] RBP: ffffffff8d7f7f8e R08: 0000000000000000 R09: 0000000000000000

 4654 14:14:04.291597  [   45.217016] R10: 00000000ffffe000 R11: 3fffffffffffffff R12: 0000000000000014

 4655 14:14:04.298528  [   45.224986] R13: ffffaed742707f10 R14: ffffaed742707f10 R15: ffff8c050324d000

 4656 14:14:04.308570  [   45.232957] FS:  00007faad5233580(0000) GS:ffff8c057ad80000(0000) knlGS:0000000000000000

 4657 14:14:04.314994  [   45.241995] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033

 4658 14:14:04.321317  [   45.248412] CR2: ffffffff8d87d330 CR3: 0000000106f78001 CR4: 00000000003706e0

 4659 14:14:04.324960  [   45.256382] Call Trace:

 4660 14:14:04.331520  [   45.259108]  direct_entry.cold+0x2c/0x38

 4661 14:14:04.335109  [   45.263487]  full_proxy_write+0x53/0x80

 4662 14:14:04.337930  [   45.267768]  vfs_write+0xe7/0x3b0

 4663 14:14:04.341291  [   45.271465]  ksys_write+0x68/0xf0

 4664 14:14:04.344533  [   45.275164]  do_syscall_64+0x30/0x40

 4665 14:14:04.351426  [   45.279155]  entry_SYSCALL_64_after_hwframe+0x61/0xc6

 4666 14:14:04.354771  [   45.284795] RIP: 0033:0x7faad5149833

 4667 14:14:04.377555  [   45.288774] Code: 8b 15 61 26 0e 00 f7 d8 64 89 02 48 c7 c0 ff ff ff ff eb b7 0f 1f 00 64 8b 04 25 18 00 00 00 85 c0 75 14 b8 01 00 00 00 0f 05 <48> 3d 00 f0 ff ff 77 55 c3 0f 1f 40 00 48 83 ec 28 48 89 54 24 18

 4668 14:14:04.384469  [   45.309761] RSP: 002b:00007ffe1728f128 EFLAGS: 00000246 ORIG_RAX: 0000000000000001

 4669 14:14:04.394191  [   45.318218] RAX: ffffffffffffffda RBX: 0000000000000014 RCX: 00007faad5149833

 4670 14:14:04.400626  [   45.326189] RDX: 0000000000000014 RSI: 00007faad503c000 RDI: 0000000000000001

 4671 14:14:04.407632  [   45.334158] RBP: 00007faad503c000 R08: 00007faad503b010 R09: 0000000000000000

 4672 14:14:04.417366  [   45.342129] R10: fffffffffffffbc5 R11: 0000000000000246 R12: 0000000000000001

 4673 14:14:04.423985  [   45.350100] R13: 0000000000000001 R14: 0000000000020000 R15: 0000000000020000

 4674 14:14:04.427197  00080050033

 4675 14:14:04.483299  # [   40.188132] CR2: ffff8c0503b23600 CR3: 0000000[   45.358074] Modules linked in: fuse ip_tables cros_ec_lid_angle cros_ec_sensors cros_ec_sensors_core industrialio_triggered_buffer kfifo_buf industrialio uvcvideo videobuf2_vmalloc cros_ec_sysfs cros_ec_chardev cros_usbpd_logger cros_ec_debugfs cros_ec_lightbar cros_ec_sensorhub videobuf2_memops cros_usbpd_charger videobuf2_v4l2 snd_soc_da7219 gsmi x86_pkg_temp_thermal cros_ec_dev snd_soc_core videobuf2_common snd_compress snd_pcm_dmaengine regmap_i2c coreboot_table i2c_hid cros_usbpd_notify chromeos_pstore cros_kbd_led_backlight

 4676 14:14:04.486294  [   45.416785] CR2: ffffffff8d87d330

 4677 14:14:04.493570  [   45.420482] ---[ end trace 7e1796e8a934a11b ]---

 4678 14:14:04.496471  [   45.425638] RIP: 0010:lkdtm_BUG+0x5/0x10

 4679 14:14:04.516763  [   45.430016] Code: 89 ff e8 fe f0 79 ff 48 c7 c0 ea ff ff ff eb de 48 c7 c0 ea ff ff ff c3 cc cc cc cc 48 c7 c0 f4 ff ff ff eb c9 0f 1f 44 00 00 <0f> 0b 66 0f 1f 84 00 00 00 00 00 0f 1f 44 00 00 83 05 20 46 e9 02

 4680 14:14:04.523060  [   45.451003] RSP: 0018:ffffaed74132fe60 EFLAGS: 00010286

 4681 14:14:04.533095  [   45.456837] RAX: ffffffff8c378590 RBX: 0000000000000001 RCX: 0000000000000000

 4682 14:14:04.539201  [   45.464808] RDX: 0000000000000000 RSI: ffff8c057ac1bf70 RDI: ffffffff8d37e0b0

 4683 14:14:04.546215  [   45.472780] RBP: ffffffff8d85c448 R08: 0000000000000001 R09: 0000000000000001

 4684 14:14:04.556014  [   45.480750] R10: 00000000ffffe000 R11: 3fffffffffffffff R12: 0000000000000004

 4685 14:14:04.562667  [   45.488721] R13: ffffaed74132ff10 R14: ffffaed74132ff10 R15: ffff8c050351e000

 4686 14:14:04.572607  [   45.496691] FS:  00007faad5233580(0000) GS:ffff8c057ad80000(0000) knlGS:0000000000000000

 4687 14:14:04.578975  [   45.505730] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033

 4688 14:14:04.585744  [   45.512146] CR2: ffffffff8d87d330 CR3: 0000000106f78001 CR4: 00000000003706e0

 4689 14:14:04.589011  103584004 CR4: 00000000003706e0

 4690 14:14:04.592198  # [   40.196099] Call Trace:

 4691 14:14:04.599116  # [   40.198828]  ? execute_location+0x45/0x56

 4692 14:14:04.602250  # [   40.203303]  ? lkdtm_EXEC_KMALLOC+0x2c/0x40

 4693 14:14:04.608566  # [   40.214180]  ? direct_entry.cold+0x2c/0x38

 4694 14:14:04.611948  # [   40.218746]  ? full_proxy_write+0x53/0x80

 4695 14:14:04.615376  # [   40.223221]  ? vfs_write+0xe7/0x3b0

 4696 14:14:04.618688  # [   40.233324]  ? ksys_write+0x68/0xf0

 4697 14:14:04.625019  # [   40.237208]  ? do_syscall_64+0x30/0x40

 4698 14:14:04.632364  # [   40.241405]  ? entry_SYSCALL_64_after_hwframe+0x61/0xc6

 4699 14:14:04.685186  # [   40.253453] Modules linked in: fuse ip_tables cros_ec_lid_angle cros_ec_sensors cros_ec_sensors_core industrialio_triggered_buffer kfifo_buf industrialio uvcvideo videobuf2_vmalloc cros_ec_sysfs cros_ec_chardev cros_usbpd_logger cros_ec_debugfs cros_ec_lightbar cros_ec_sensorhub videobuf2_memops cros_usbpd_charger videobuf2_v4l2 snd_soc_da7219 gsmi x86_pkg_temp_thermal cros_ec_dev snd_soc_core videobuf2_common snd_compress snd_pcm_dmaengine regmap_i2c coreboot_table i2c_hid cros_usbpd_notify chromeos_pstore cros_kbd_led_backlight

 4700 14:14:04.688372  # [   40.312111] CR2: ffff8c0503b23600

 4701 14:14:04.691185  # [   40.315807] ---[ end trace 7e1796e8a934a113 ]---

 4702 14:14:04.697745  # [   40.320961] RIP: 0010:lkdtm_BUG+0x5/0x10

 4703 14:14:04.717423  # [   40.325337] Code: 89 ff e8 fe f0 79 ff 48 c7 c0 ea ff ff ff eb de 48 c7 c0 ea ff ff ff c3 cc cc cc cc 48 c7 c0 f4 ff ff ff eb c9 0f 1f 44 00 00 <0f> 0b 66 0f 1f 84 00 00 00 00 00 0f 1f 44 00 00 83 05 20 46 e9 02

 4704 14:14:04.724653  # [   40.346308] RSP: 0018:ffffaed74132fe60 EFLAGS: 00010286

 4705 14:14:04.731113  # [   40.352140] RAX: ffffffff8c378590 RBX: 0000000000000001 RCX: 0000000000000000

 4706 14:14:04.740651  # [   40.360107] RDX: 0000000000000000 [   45.667003] lkdtm: Performing direct entry WRITE_KERN

 4707 14:14:04.750569  [   45.674962] lkdtm: attempting bad 6884371 byte write at ffffffff8ca09573

 4708 14:14:04.757248  [   45.682502] BUG: unable to handle page fault for address: ffffffff8ca09573

 4709 14:14:04.760325  RSI: ffff8c057ac1bf70 RDI: ffffffff8d37e0b0

 4710 14:14:04.770445  # [   40.368075] RB[   45.690184] #PF: supervisor write access in kernel mode

 4711 14:14:04.773896  [   45.702232] #PF: error_code(0x0003) - permissions violation

 4712 14:14:04.780172  [   45.708455] PGD 2d829067 P4D 2d829067 PUD 2d82a063 PMD 2c8000e1 

 4713 14:14:04.786725  [   45.715169] Oops: 0003 [#16] SMP PTI

 4714 14:14:04.793709  [   45.719163] CPU: 2 PID: 1930 Comm: cat Tainted: G      D W         5.10.178-cip31 #1

 4715 14:14:04.799851  [   45.727812] Hardware name: Google Rammus/Rammus, BIOS  09/04/2020

 4716 14:14:04.806707  [   45.734619] RIP: 0010:lkdtm_WRITE_KERN+0x38/0x4e

 4717 14:14:04.826440  [   45.739772] Code: 53 48 c7 c3 73 95 a0 8c 49 89 dc 48 89 da 49 81 ec 60 89 37 8c 4c 89 e6 e8 c8 d9 fb ff 48 89 df 4c 89 e1 48 c7 c6 60 89 37 8c <f3> a4 48 c7 c7 98 8d 7f 8d e8 ad d9 fb ff 5b 41 5c e9 b7 fe ff ff

 4718 14:14:04.833258  [   45.760755] RSP: 0018:ffffaed7427afe50 EFLAGS: 00010246

 4719 14:14:04.842683  [   45.766588] RAX: 000000000000003c RBX: ffffffff8ca09573 RCX: 0000000000690c13

 4720 14:14:04.849439  [   45.774557] RDX: 0000000000000000 RSI: ffffffff8c378960 RDI: ffffffff8ca09573

 4721 14:14:04.856118  [   45.782528] RBP: ffffffff8d7f7fa2 R08: 0000000000000000 R09: 0000000000000000

 4722 14:14:04.866387  [   45.790498] R10: 00000000ffffe000 R11: 3fffffffffffffff R12: 0000000000690c13

 4723 14:14:04.872676  [   45.798467] R13: ffffaed7427aff10 R14: ffffaed7427aff10 R15: ffff8c0503719000

 4724 14:14:04.882389  [   45.806438] FS:  00007f2ac1646580(0000) GS:ffff8c057ad00000(0000) knlGS:0000000000000000

 4725 14:14:04.888830  [   45.815467] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033

 4726 14:14:04.895480  [   45.821885] CR2: ffffffff8ca09573 CR3: 00000001035d6005 CR4: 00000000003706e0

 4727 14:14:04.902376  P: ffffffff8d85c448 R08: 0000000000000001 R09: 0000000000000001

 4728 14:14:04.906135  [   45.829859] Call Trace:

 4729 14:14:04.908998  [   45.838805]  direct_entry.cold+0x2c/0x38

 4730 14:14:04.915550  [   45.843215]  full_proxy_write+0x53/0x80

 4731 14:14:04.918696  [   45.847497]  vfs_write+0xe7/0x3b0

 4732 14:14:04.922010  [   45.851197]  ksys_write+0x68/0xf0

 4733 14:14:04.925062  [   45.854896]  do_syscall_64+0x30/0x40

 4734 14:14:04.931868  [   45.858887]  entry_SYSCALL_64_after_hwframe+0x61/0xc6

 4735 14:14:04.934992  [   45.864528] RIP: 0033:0x7f2ac155c833

 4736 14:14:04.954973  [   45.868518] Code: 8b 15 61 26 0e 00 f7 d8 64 89 02 48 c7 c0 ff ff ff ff eb b7 0f 1f 00 64 8b 04 25 18 00 00 00 85 c0 75 14 b8 01 00 00 00 0f 05 <48> 3d 00 f0 ff ff 77 55 c3 0f 1f 40 00 48 83 ec 28 48 89 54 24 18

 4737 14:14:04.964847  [   45.889506] RSP: 002b:00007ffcf8f0d0f8 EFLAGS: 00000246 ORIG_RAX: 0000000000000001

 4738 14:14:04.971332  [   45.897964] RAX: ffffffffffffffda RBX: 000000000000000b RCX: 00007f2ac155c833

 4739 14:14:04.981315  [   45.905937] RDX: 000000000000000b RSI: 00007f2ac144f000 RDI: 0000000000000001

 4740 14:14:04.987673  [   45.913925] RBP: 00007f2ac144f000 R08: 00007f2ac144e010 R09: 0000000000000000

 4741 14:14:04.997858  [   45.921923] R10: fffffffffffffbc5 R11: 0000000000000246 R12: 0000000000000001

 4742 14:14:05.004294  [   45.929915] R13: 0000000000000001 R14: 0000000000020000 R15: 0000000000020000

 4743 14:14:05.004377  

 4744 14:14:05.063632  # [   40.376041] R10: 00000000ffffe000 R11: 3fffffffffffffff R1[   45.937912] Modules linked in: fuse ip_tables cros_ec_lid_angle cros_ec_sensors cros_ec_sensors_core industrialio_triggered_buffer kfifo_buf industrialio uvcvideo videobuf2_vmalloc cros_ec_sysfs cros_ec_chardev cros_usbpd_logger cros_ec_debugfs cros_ec_lightbar cros_ec_sensorhub videobuf2_memops cros_usbpd_charger videobuf2_v4l2 snd_soc_da7219 gsmi x86_pkg_temp_thermal cros_ec_dev snd_soc_core videobuf2_common snd_compress snd_pcm_dmaengine regmap_i2c coreboot_table i2c_hid cros_usbpd_notify chromeos_pstore cros_kbd_led_backlight

 4745 14:14:05.067279  [   45.996591] CR2: ffffffff8ca09573

 4746 14:14:05.073715  [   46.000289] ---[ end trace 7e1796e8a934a11c ]---

 4747 14:14:05.076991  [   46.005445] RIP: 0010:lkdtm_BUG+0x5/0x10

 4748 14:14:05.096576  [   46.009839] Code: 89 ff e8 fe f0 79 ff 48 c7 c0 ea ff ff ff eb de 48 c7 c0 ea ff ff ff c3 cc cc cc cc 48 c7 c0 f4 ff ff ff eb c9 0f 1f 44 00 00 <0f> 0b 66 0f 1f 84 00 00 00 00 00 0f 1f 44 00 00 83 05 20 46 e9 02

 4749 14:14:05.099605  2: 0000000000000004

 4750 14:14:05.110353  # [   40.384007] R13: ffffaed74132ff10 R14:[   46.030833] RSP: 0018:ffffaed74132fe60 EFLAGS: 00010286

 4751 14:14:05.116650  [   46.042881] RAX: ffffffff8c378590 RBX: 0000000000000001 RCX: 0000000000000000

 4752 14:14:05.126371  [   46.050866] RDX: 0000000000000000 RSI: ffff8c057ac1bf70 RDI: ffffffff8d37e0b0

 4753 14:14:05.132601  [   46.058840] RBP: ffffffff8d85c448 R08: 0000000000000001 R09: 0000000000000001

 4754 14:14:05.142510  [   46.066811] R10: 00000000ffffe000 R11: 3fffffffffffffff R12: 0000000000000004

 4755 14:14:05.149147  [   46.074794] R13: ffffaed74132ff10 R14: ffffaed74132ff10 R15: ffff8c050351e000

 4756 14:14:05.159179  [   46.082764] FS:  00007f2ac1646580(0000) GS:ffff8c057ad00000(0000) knlGS:0000000000000000

 4757 14:14:05.162455   ffffaed74132ff10 R15: ffff8c050351e000

 4758 14:14:05.172438  # [   40.391976] FS:  0[   46.091831] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033

 4759 14:14:05.178956  [   46.104463] CR2: ffffffff8ca09573 CR3: 00000001035d6005 CR4: 00000000003706e0

 4760 14:14:05.188721  [   46.112435] BUG: sleeping function called from invalid context at include/linux/percpu-rwsem.h:49

 4761 14:14:05.198280  [   46.122350] in_atomic(): 0, irqs_disabled(): 1, non_block: 0, pid: 1930, name: cat

 4762 14:14:05.201371  [   46.130808] INFO: lockdep is turned off.

 4763 14:14:05.204863  [   46.135185] irq event stamp: 0

 4764 14:14:05.211274  [   46.138590] hardirqs last  enabled at (0): [<0000000000000000>] 0x0

 4765 14:14:05.221233  [   46.145591] hardirqs last disabled at (0): [<ffffffff8b8fd834>] copy_process+0x664/0x1c60

 4766 14:14:05.231211  [   46.154730] softirqs last  enabled at (0): [<ffffffff8b8fd834>] copy_process+0x664/0x1c60

 4767 14:14:05.237938  [   46.163866] softirqs last disabled at (0): [<0000000000000000>] 0x0

 4768 14:14:05.247770  [   46.170865] CPU: 2 PID: 1930 Comm: cat Tainted: G      D W         5.10.178-cip31 #1

 4769 14:14:05.254174  [   46.179515] Hardware name: Google Rammus/Rammus, BIOS  09/04/2020

 4770 14:14:05.254261  [   46.186320] Call Trace:

 4771 14:14:05.261129  [   46.189048]  dump_stack+0x77/0x9b

 4772 14:14:05.264394  [   46.192756]  ___might_sleep.cold+0xa6/0xb6

 4773 14:14:05.267423  [   46.197327]  exit_signals+0x1c/0x300

 4774 14:14:05.271017  [   46.201308]  do_exit+0xc2/0xab0

 4775 14:14:05.273936  [   46.204802]  ? ksys_write+0x68/0xf0

 4776 14:14:05.280741  [   46.208696]  ? lkdtm_SLAB_FREE_CROSS.cold+0x32/0x32

 4777 14:14:05.284156  [   46.214141]  make_task_dead+0x2f/0x30

 4778 14:14:05.290448  [   46.218230]  rewind_stack_and_make_dead+0x17/0x20

 4779 14:14:05.293830  [   46.223481] RIP: 0033:0x7f2ac155c833

 4780 14:14:05.314168  [   46.227470] Code: 8b 15 61 26 0e 00 f7 d8 64 89 02 48 c7 c0 ff ff ff ff eb b7 0f 1f 00 64 8b 04 25 18 00 00 00 85 c0 75 14 b8 01 00 00 00 0f 05 <48> 3d 00 f0 ff ff 77 55 c3 0f 1f 40 00 48 83 ec 28 48 89 54 24 18

 4781 14:14:05.323329  [   46.248457] RSP: 002b:00007ffcf8f0d0f8 EFLAGS: 00000246 ORIG_RAX: 0000000000000001

 4782 14:14:05.330367  [   46.256904] RAX: ffffffffffffffda RBX: 000000000000000b RCX: 00007f2ac155c833

 4783 14:14:05.340242  [   46.264876] RDX: 000000000000000b RSI: 00007f2ac144f000 RDI: 0000000000000001

 4784 14:14:05.346858  [   46.272844] RBP: 00007f2ac144f000 R08: 00007f2ac144e010 R09: 0000000000000000

 4785 14:14:05.356596  [   46.280814] R10: fffffffffffffbc5 R11: 0000000000000246 R12: 0000000000000001

 4786 14:14:05.363281  [   46.288784] R13: 0000000000000001 R14: 0000000000020000 R15: 0000000000020000

 4787 14:14:05.369631  0007fc7e2248580(0000) GS:ffff8c057ac80000(0000) knlGS:0000000000000000

 4788 14:14:05.376343  # [   40.401003] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033

 4789 14:14:05.386383  # [   40.407417] CR2: ffff8c0503b23600 CR3: 0000000103584004 CR4: 00000000003706e0

 4790 14:14:05.396245  # [   40.415385] BUG: sleeping function called from invalid context at include/linux/percpu-rwsem.h:49

 4791 14:14:05.403466  # [   40.425296] in_atomic(): 0, irqs_disabled(): 1, non_block: 0, pid: 1611, name: cat

 4792 14:14:05.409305  # [   40.433748] INFO: lockdep is turned off.

 4793 14:14:05.412688  # [   40.438124] irq event stamp: 0

 4794 14:14:05.419466  # [   40.441529] hardirqs last  enabled at (0): [<0000000000000000>] 0x0

 4795 14:14:05.428930  # [   40.448527] hardirqs last disabled at (0): [<ffffffff8b8fd834>] copy_process+0x664/0x1c60

 4796 14:14:05.438987  # [   40.457652] softirqs last  enabled at (0): [<ffffffff8b8fd834>] copy_process+0x664/0x1c60

 4797 14:14:05.445693  # [   40.466777] softirqs last disabled at (0): [<0000000000000000>] 0x0

 4798 14:14:05.452559  # [   40.473776] CPU: 1 PID: 1611 Comm: cat Tainted: G      D W         5.10.178-cip31 #1

 4799 14:14:05.462344  # [   40.482416] Hardware name: Google Rammus/Rammus, BIOS  09/04/2020

 4800 14:14:05.465743  # [   40.489217] Call Trace:

 4801 14:14:05.469133  # [   40.491951]  dump_stack+0x77/0x9b

 4802 14:14:05.472079  # [   40.495651]  ___might_sleep.cold+0xa6/0xb6

 4803 14:14:05.475501  # [   40.506433]  exit_signals+0x1c/0x300

 4804 14:14:05.482291  # [   40.510423]  do_exit+0xc2/0xab0

 4805 14:14:05.485095  # [   40.520137]  ? ksys_write+0x68/0xf0

 4806 14:14:05.494994  # [   40.524029]  make_task_dead+0[   46.419819] lkdtm: Performing direct entry REFCOUNT_INC_OVERFLOW

 4807 14:14:05.501715  [   46.427803] lkdtm: attempting good refcount_inc() without overflow

 4808 14:14:05.508513  [   46.434715] lkdtm: attempting bad refcount_inc() overflow

 4809 14:14:05.508595  x2f/0x30

 4810 14:14:05.518783  # [   40.528115]  rewind_stack_and_make_dead+0x17/0x20[   46.440770] ------------[ cut here ]------------

 4811 14:14:05.524653  [   46.452131] refcount_t: saturated; leaking memory.

 4812 14:14:05.524735  

 4813 14:14:05.528317  # [   40.533364] RIP: 0033:0x7fc7e215e833

 4814 14:14:05.541352  # [   40.537352] Co[   46.457503] WARNING: CPU: 3 PID: 1965 at lib/refcount.c:22 refcount_warn_saturate+0x51/0x110

 4815 14:14:05.597198  de: 8b 15 61 26 0e 00 f7 d8 64 89 02 48 c7 c0 ff ff ff ff eb b7 [   46.473137] Modules linked in: fuse ip_tables cros_ec_lid_angle cros_ec_sensors cros_ec_sensors_core industrialio_triggered_buffer kfifo_buf industrialio uvcvideo videobuf2_vmalloc cros_ec_sysfs cros_ec_chardev cros_usbpd_logger cros_ec_debugfs cros_ec_lightbar cros_ec_sensorhub videobuf2_memops cros_usbpd_charger videobuf2_v4l2 snd_soc_da7219 gsmi x86_pkg_temp_thermal cros_ec_dev snd_soc_core videobuf2_common snd_compress snd_pcm_dmaengine regmap_i2c coreboot_table i2c_hid cros_usbpd_notify chromeos_pstore cros_kbd_led_backlight

 4816 14:14:05.613774  0f 1f 00 64 8b 04 25 18 00 00 00 85 c0 75 14 b8 01 00 00 00 0f 0[   46.531857] CPU: 3 PID: 1965 Comm: cat Tainted: G      D W         5.10.178-cip31 #1

 4817 14:14:05.620079  [   46.546727] Hardware name: Google Rammus/Rammus, BIOS  09/04/2020

 4818 14:14:05.633489  5 <48> 3d 00 f0 ff ff 77 55 c3 0f 1f 40 00 48 83 ec 28 48 89 54 [   46.553539] RIP: 0010:refcount_warn_saturate+0x51/0x110

 4819 14:14:05.633640  24 18

 4820 14:14:05.659890  # [   40.558323] RSP: 002b:00007ffe9cbf62e8 EFLAGS: 00000[   46.565594] Code: 84 bc 00 00 00 c3 cc cc cc cc 85 f6 74 46 80 3d b1 f7 f6 01 00 75 ee 48 c7 c7 d8 2f 75 8d c6 05 a1 f7 f6 01 01 e8 58 b3 c0 00 <0f> 0b c3 cc cc cc cc 80 3d 8d f7 f6 01 00 75 cb 48 c7 c7 00 30 75

 4821 14:14:05.663205  246 ORIG_RAX: 0000000000000001

 4822 14:14:05.673303  # [   40.566778] RAX: ffffffffff[   46.592801] RSP: 0018:ffffaed742837e48 EFLAGS: 00010286

 4823 14:14:05.679480  [   46.604856] RAX: 0000000000000000 RBX: 000000000000002b RCX: 0000000000000000

 4824 14:14:05.686211  [   46.612860] RDX: ffff8c057adac660 RSI: ffff8c057ad9bf70 RDI: ffff8c057ad9bf70

 4825 14:14:05.695945  [   46.620832] RBP: ffffffff8d7f7fad R08: 0000000000000000 R09: 0000000000000000

 4826 14:14:05.703146  [   46.628805] R10: 00000000ffffe000 R11: 3fffffffffffffff R12: 0000000000000016

 4827 14:14:05.712861  [   46.636802] R13: ffffaed742837f10 R14: ffffaed742837f10 R15: ffff8c0503c36000

 4828 14:14:05.717114  ffffda RBX: 000000000000000d RCX: 00007fc7e215e833

 4829 14:14:05.725643  # [   40.574[   46.644789] FS:  00007fc9ed276580(0000) GS:ffff8c057ad80000(0000) knlGS:0000000000000000

 4830 14:14:05.732227  [   46.660039] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033

 4831 14:14:05.742487  [   46.666458] CR2: 00007fc9ed07f000 CR3: 00000001039ce001 CR4: 00000000003706e0

 4832 14:14:05.742575  [   46.674431] Call Trace:

 4833 14:14:05.748710  [   46.677163]  lkdtm_REFCOUNT_INC_OVERFLOW+0x70/0x98

 4834 14:14:05.752571  [   46.682547]  direct_entry.cold+0x2c/0x38

 4835 14:14:05.758648  [   46.686954]  full_proxy_write+0x53/0x80

 4836 14:14:05.761932  [   46.691286]  vfs_write+0xe7/0x3b0

 4837 14:14:05.771656  745] RDX: 000000000000000d RSI: 00007fc7e2051000 RDI: 0000000000[   46.694996]  ksys_write+0x68/0xf0

 4838 14:14:05.775254  [   46.704909]  do_syscall_64+0x30/0x40

 4839 14:14:05.781743  [   46.708926]  entry_SYSCALL_64_after_hwframe+0x61/0xc6

 4840 14:14:05.784906  [   46.714569] RIP: 0033:0x7fc9ed18c833

 4841 14:14:05.804693  [   46.718560] Code: 8b 15 61 26 0e 00 f7 d8 64 89 02 48 c7 c0 ff ff ff ff eb b7 0f 1f 00 64 8b 04 25 18 00 00 00 85 c0 75 14 b8 01 00 00 00 0f 05 <48> 3d 00 f0 ff ff 77 55 c3 0f 1f 40 00 48 83 ec 28 48 89 54 24 18

 4842 14:14:05.814718  [   46.739551] RSP: 002b:00007ffce53ffe28 EFLAGS: 00000246 ORIG_RAX: 0000000000000001

 4843 14:14:05.821567  [   46.748010] RAX: ffffffffffffffda RBX: 0000000000000016 RCX: 00007fc9ed18c833

 4844 14:14:05.831336  [   46.755984] RDX: 0000000000000016 RSI: 00007fc9ed07f000 RDI: 0000000000000001

 4845 14:14:05.838004  [   46.763959] RBP: 00007fc9ed07f000 R08: 00007fc9ed07e010 R09: 0000000000000000

 4846 14:14:05.847953  [   46.771933] R10: fffffffffffffbc5 R11: 0000000000000246 R12: 0000000000000001

 4847 14:14:05.854229  [   46.779907] R13: 0000000000000001 R14: 0000000000020000 R15: 0000000000020000

 4848 14:14:05.857954  [   46.787885] irq event stamp: 0

 4849 14:14:05.858038  000001

 4850 14:14:05.870867  # [   40.582715] RBP: 00007fc7e2051000 R08: 00007fc7e205[   46.791319] hardirqs last  enabled at (0): [<0000000000000000>] 0x0

 4851 14:14:05.880714  [   46.804536] hardirqs last disabled at (0): [<ffffffff8b8fd834>] copy_process+0x664/0x1c60

 4852 14:14:05.890573  [   46.813676] softirqs last  enabled at (0): [<ffffffff8b8fd834>] copy_process+0x664/0x1c60

 4853 14:14:05.897077  [   46.822816] softirqs last disabled at (0): [<0000000000000000>] 0x0

 4854 14:14:05.900340  [   46.829818] ---[ end trace 7e1796e8a934a11d ]---

 4855 14:14:05.907018  [   46.834975] lkdtm: Overflow detected: saturated

 4856 14:14:05.910335  0010 R09: 0000000000000000

 4857 14:14:05.916853  # [   40.590684] R10: fffffffffffffbc5 R11: 0000000000000246 R12: 0000000000000001

 4858 14:14:05.927944  # [   40.598653] R13: 0000000000000001 R14: 0000000000020000 R15: 0000000000020000

 4859 14:14:05.930116  # EXEC_KMALLOC: saw 'call trace:': ok

 4860 14:14:05.933636  ok 32 selftests: lkdtm: EXEC_KMALLOC.sh

 4861 14:14:05.937255  # selftests: lkdtm: EXEC_VMALLOC.sh

 4862 14:14:05.937340  # Killed

 4863 14:14:05.943297  # [   40.715623] lkdtm: Performing direct entry EXEC_VMALLOC

 4864 14:14:05.950599  # [   40.724366] lkdtm: attempting ok execution at ffffffff8c378960

 4865 14:14:05.956817  # [   40.737111] lkdtm: attempting bad execution at ffffaed74036b000

 4866 14:14:05.966547  # [   40.749940] kernel tried to execute NX-protected page - exploit attempt? (uid: 0)

 4867 14:14:05.973297  # [   40.764473] BUG: unable to handle page fault for address: ffffaed74036b000

 4868 14:14:05.979468  # [   40.772151] #PF: supervisor instruction fetch in kernel mode

 4869 14:14:05.986232  # [   40.778479] #PF: error_code(0x0011) - permissions violation

 4870 14:14:05.996033  # [   40.784700] PGD 100000067 P4D 100000067 PUD 100231067 PMD 1009d3067 PTE 80000001035d0063

 4871 14:14:05.999422  # [   40.793747] Oops: 0011 [#8] SMP PTI

 4872 14:14:06.009345  # [   40.797637] CPU: 0 PID: 1647 Comm: cat Tainted: G      D W         5.10.178-cip31 #1

 4873 14:14:06.016044  # [   40.806285] Hardware name: Google Rammus/Rammus, BIOS  09/04/2020

 4874 14:14:06.019243  # [   40.813090] RIP: 0010:0xffffaed74036b000

 4875 14:14:06.032567  # [   40.817467] Code: Unable to access opc[   46.953522] lkdtm: Performing direct entry REFCOUNT_ADD_OVERFLOW

 4876 14:14:06.038836  [   46.964871] lkdtm: attempting good refcount_add() without overflow

 4877 14:14:06.045815  [   46.971809] lkdtm: attempting bad refcount_add() overflow

 4878 14:14:06.048935  ode bytes at RIP 0xffffaed74036afd6.

 4879 14:14:06.055372  # [   40.825145] RSP: 0018[   46.977843] ------------[ cut here ]------------

 4880 14:14:06.062838  [   46.989214] refcount_t: saturated; leaking memory.

 4881 14:14:06.065357  :ffffaed742387e38 EFLAGS: 00010246

 4882 14:14:06.075527  # [   40.830978] RAX: 000000[   46.994580] WARNING: CPU: 2 PID: 1997 at lib/refcount.c:22 refcount_warn_saturate+0x51/0x110

 4883 14:14:06.082260  0000000033 RBX: 0000000000000001 RCX: 0000000000000000

 4884 14:14:06.134795  # [   40[   47.010219] Modules linked in: fuse ip_tables cros_ec_lid_angle cros_ec_sensors cros_ec_sensors_core industrialio_triggered_buffer kfifo_buf industrialio uvcvideo videobuf2_vmalloc cros_ec_sysfs cros_ec_chardev cros_usbpd_logger cros_ec_debugfs cros_ec_lightbar cros_ec_sensorhub videobuf2_memops cros_usbpd_charger videobuf2_v4l2 snd_soc_da7219 gsmi x86_pkg_temp_thermal cros_ec_dev snd_soc_core videobuf2_common snd_compress snd_pcm_dmaengine regmap_i2c coreboot_table i2c_hid cros_usbpd_notify chromeos_pstore cros_kbd_led_backlight

 4885 14:14:06.151641  .838948] RDX: 0000000000000000 RSI: ffff8c057ac1bf70 RDI: ffff8c[   47.068959] CPU: 2 PID: 1997 Comm: cat Tainted: G      D W         5.10.178-cip31 #1

 4886 14:14:06.157723  [   47.083834] Hardware name: Google Rammus/Rammus, BIOS  09/04/2020

 4887 14:14:06.164598  [   47.090647] RIP: 0010:refcount_warn_saturate+0x51/0x110

 4888 14:14:06.184381  [   47.096488] Code: 84 bc 00 00 00 c3 cc cc cc cc 85 f6 74 46 80 3d b1 f7 f6 01 00 75 ee 48 c7 c7 d8 2f 75 8d c6 05 a1 f7 f6 01 01 e8 58 b3 c0 00 <0f> 0b c3 cc cc cc cc 80 3d 8d f7 f6 01 00 75 cb 48 c7 c7 00 30 75

 4889 14:14:06.190995  [   47.117512] RSP: 0018:ffffaed7428cfe48 EFLAGS: 00010286

 4890 14:14:06.197588  [   47.123352] RAX: 0000000000000000 RBX: 000000000000002c RCX: 0000000000000000

 4891 14:14:06.207392  [   47.131326] RDX: ffff8c057ad2c660 RSI: ffff8c057ad1bf70 RDI: ffff8c057ad1bf70

 4892 14:14:06.213792  [   47.139302] RBP: ffffffff8d7f7fc3 R08: 0000000000000000 R09: 0000000000000000

 4893 14:14:06.220563  [   47.147276] R10: 00000000ffffe000 R11: 3fffffffffffffff R12: 0000000000000016

 4894 14:14:06.230242  [   47.155252] R13: ffffaed7428cff10 R14: ffffaed7428cff10 R15: ffff8c0505ce5000

 4895 14:14:06.240696  [   47.163227] FS:  00007f15230eb580(0000) GS:ffff8c057ad00000(0000) knlGS:0000000000000000

 4896 14:14:06.246845  [   47.172274] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033

 4897 14:14:06.253846  [   47.178694] CR2: 00007f1522ef4000 CR3: 0000000103736001 CR4: 00000000003706e0

 4898 14:14:06.257317  [   47.186669] Call Trace:

 4899 14:14:06.257394  057ac1bf70

 4900 14:14:06.266859  # [   40.846917] RBP: ffffaed74036b000 R08: 00000000[   47.189405]  lkdtm_REFCOUNT_ADD_OVERFLOW+0x7f/0xa7

 4901 14:14:06.273537  [   47.200974]  direct_entry.cold+0x2c/0x38

 4902 14:14:06.276678  [   47.205380]  full_proxy_write+0x53/0x80

 4903 14:14:06.279699  [   47.209698]  vfs_write+0xe7/0x3b0

 4904 14:14:06.283126  00000000 R09: 0000000000000000

 4905 14:14:06.290216  # [   40.854886] R10: 00000000ff[   47.213431]  ksys_write+0x68/0xf0

 4906 14:14:06.293091  [   47.223350]  do_syscall_64+0x30/0x40

 4907 14:14:06.299502  [   47.227375]  entry_SYSCALL_64_after_hwframe+0x61/0xc6

 4908 14:14:06.303017  [   47.233021] RIP: 0033:0x7f1523001833

 4909 14:14:06.326713  [   47.237046] Code: 8b 15 61 26 0e 00 f7 d8 64 89 02 48 c7 c0 ff ff ff ff eb b7 0f 1f 00 64 8b 04 25 18 00 00 00 85 c0 75 14 b8 01 00 00 00 0f 05 <48> 3d 00 f0 ff ff 77 55 c3 0f 1f 40 00 48 83 ec 28 48 89 54 24 18

 4910 14:14:06.333232  [   47.258038] RSP: 002b:00007ffdba59f358 EFLAGS: 00000246 ORIG_RAX: 0000000000000001

 4911 14:14:06.342953  [   47.266531] RAX: ffffffffffffffda RBX: 0000000000000016 RCX: 00007f1523001833

 4912 14:14:06.345677  ffe000 R11: 3fffffffffffffff R12: 000000000000000d

 4913 14:14:06.355476  # [   40.862[   47.274506] RDX: 0000000000000016 RSI: 00007f1522ef4000 RDI: 0000000000000001

 4914 14:14:06.368797  855] R13: ffffaed742387f10 R14: ffffaed742387f10 R15: ffff8c0503[   47.288695] RBP: 00007f1522ef4000 R08: 00007f1522ef3010 R09: 0000000000000000

 4915 14:14:06.378549  [   47.302890] R10: fffffffffffffbc5 R11: 0000000000000246 R12: 0000000000000001

 4916 14:14:06.385177  [   47.310895] R13: 0000000000000001 R14: 0000000000020000 R15: 0000000000020000

 4917 14:14:06.388619  [   47.318893] irq event stamp: 0

 4918 14:14:06.388700  5d0000

 4919 14:14:06.401388  # [   40.870823] FS:  00007f83ce114580(0000) GS:ffff8c05[   47.322328] hardirqs last  enabled at (0): [<0000000000000000>] 0x0

 4920 14:14:06.411423  [   47.335544] hardirqs last disabled at (0): [<ffffffff8b8fd834>] copy_process+0x664/0x1c60

 4921 14:14:06.421555  [   47.344707] softirqs last  enabled at (0): [<ffffffff8b8fd834>] copy_process+0x664/0x1c60

 4922 14:14:06.428568  [   47.353849] softirqs last disabled at (0): [<0000000000000000>] 0x0

 4923 14:14:06.431611  [   47.360853] ---[ end trace 7e1796e8a934a11e ]---

 4924 14:14:06.438057  [   47.366013] lkdtm: Overflow detected: saturated

 4925 14:14:06.441235  7ac00000(0000) knlGS:0000000000000000

 4926 14:14:06.447973  # [   40.879858] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033

 4927 14:14:06.457570  # [   40.886280] CR2: ffffaed74036afd6 CR3: 00000001044ee004 CR4: 00000000003706f0

 4928 14:14:06.457659  # [   40.894266] Call Trace:

 4929 14:14:06.464618  # [   40.896995]  ? execute_location+0x45/0x56

 4930 14:14:06.467759  # [   40.901466]  ? lkdtm_EXEC_VMALLOC+0x20/0x30

 4931 14:14:06.474428  # [   40.906124]  ? direct_entry.cold+0x2c/0x38

 4932 14:14:06.477651  # [   40.910696]  ? full_proxy_write+0x53/0x80

 4933 14:14:06.480798  # [   40.915178]  ? vfs_write+0xe7/0x3b0

 4934 14:14:06.487411  # [   40.919071]  ? ksys_write+0x68/0xf0

 4935 14:14:06.490438  # [   40.922965]  ? do_syscall_64+0x30/0x40

 4936 14:14:06.497106  # [   40.927159]  ? entry_SYSCALL_64_after_hwframe+0x61/0xc6

 4937 14:14:06.550860  # [   40.932995] Modules linked in: fuse ip_tables cros_ec_lid_angle cros_ec_sensors cros_ec_sensors_core industrialio_triggered_buffer kfifo_buf industrialio uvcvideo videobuf2_vmalloc cros_ec_sysfs cros_ec_chardev cros_usbpd_logger cros_ec_debugfs cros_ec_lightbar cros_ec_sensorhub videobuf2_memops cros_usbpd_charger videobuf2_v4l2 snd_soc_da7219 gsmi x86_pkg_temp_thermal cros_ec_dev snd_soc_core videobuf2_common snd_compress snd_pcm_dmaengine regmap_i2c coreboot_table i2c_hid cros_usbpd_notify chromeos_pstore cros_kbd_led_backlight

 4938 14:14:06.553303  # [   40.985470] CR2: ffffaed74036b000

 4939 14:14:06.559820  # [   40.989168] ---[ end trace 7e1796e8a934a114 ]---

 4940 14:14:06.570085  # [   40.994314] RIP: 0010:lkdtm_BUG[   47.491830] lkdtm: Performing direct entry REFCOUNT_INC_NOT_ZERO_OVERFLOW

 4941 14:14:06.570169  +0x5/0x10

 4942 14:14:06.583418  # [   40.998689] Code: 89 ff e8 fe f0 79 ff 48 c7 c0 [   47.503221] lkdtm: attempting bad refcount_inc_not_zero() overflow

 4943 14:14:06.593074  ea ff ff ff eb de 48 c7 c0 ea ff ff ff c3 cc cc cc cc 48 c7 c0 f[   47.516349] ------------[ cut here ]------------

 4944 14:14:06.606148  4 ff ff ff eb c9 0f 1f 44 00 00 <0f> 0b 66 0f 1f 84 00 00 00 00 [   47.527722] refcount_t: saturated; leaking memory.

 4945 14:14:06.609678  00 0f 1f 44 00 00 83 05 20 46 e9 02

 4946 14:14:06.622633  # [   41.019668] RSP: 0018:[   47.539307] WARNING: CPU: 1 PID: 2029 at lib/refcount.c:19 refcount_warn_saturate+0x97/0x110

 4947 14:14:06.626100  ffffaed74132fe60 EFLAGS: 00010286

 4948 14:14:06.679080  # [   41.025500] RAX: fffffff[   47.554940] Modules linked in: fuse ip_tables cros_ec_lid_angle cros_ec_sensors cros_ec_sensors_core industrialio_triggered_buffer kfifo_buf industrialio uvcvideo videobuf2_vmalloc cros_ec_sysfs cros_ec_chardev cros_usbpd_logger cros_ec_debugfs cros_ec_lightbar cros_ec_sensorhub videobuf2_memops cros_usbpd_charger videobuf2_v4l2 snd_soc_da7219 gsmi x86_pkg_temp_thermal cros_ec_dev snd_soc_core videobuf2_common snd_compress snd_pcm_dmaengine regmap_i2c coreboot_table i2c_hid cros_usbpd_notify chromeos_pstore cros_kbd_led_backlight

 4949 14:14:06.685549  f8c378590 RBX: 0000000000000001 RCX: 0000000000000000

 4950 14:14:06.695441  # [   41.[   47.613617] CPU: 1 PID: 2029 Comm: cat Tainted: G      D W         5.10.178-cip31 #1

 4951 14:14:06.708579  033469] RDX: 0000000000000000 RSI: ffff8c057ac1bf70 RDI: fffffff[   47.628494] Hardware name: Google Rammus/Rammus, BIOS  09/04/2020

 4952 14:14:06.708669  f8d37e0b0

 4953 14:14:06.721523  # [   41.041436] RBP: ffffffff8d85c448 R08: 000000000[   47.641518] RIP: 0010:refcount_warn_saturate+0x97/0x110

 4954 14:14:06.721609  0000001 R09: 0000000000000001

 4955 14:14:06.747901  # [   41.049406] R10: 00000000fff[   47.653569] Code: 01 01 e8 35 b3 c0 00 0f 0b c3 cc cc cc cc 80 3d 6c f7 f6 01 00 75 a8 48 c7 c7 d8 2f 75 8d c6 05 5c f7 f6 01 01 e8 12 b3 c0 00 <0f> 0b c3 cc cc cc cc 80 3d 46 f7 f6 01 00 75 85 48 c7 c7 30 30 75

 4956 14:14:06.751568  fe000 R11: 3fffffffffffffff R12: 0000000000000004

 4957 14:14:06.758135  # [   41.0573[   47.680777] RSP: 0018:ffffaed74294fe38 EFLAGS: 00010282

 4958 14:14:06.774380  76] R13: ffffaed74132ff10 R14: ffffaed74132ff10 R15: ffff8c05035[   47.692834] RAX: 0000000000000000 RBX: 000000007fffffff RCX: 0000000000000000

 4959 14:14:06.774473  1e000

 4960 14:14:06.787883  # [   41.065345] FS:  00007f83ce114580(0000) GS:ffff8c057[   47.707025] RDX: ffff8c057acac660 RSI: ffff8c057ac9bf70 RDI: ffff8c057ac9bf70

 4961 14:14:06.791095  ac00000(0000) knlGS:0000000000000000

 4962 14:14:06.801019  # [   41.074383] CS:  0010[   47.721215] RBP: ffffffff8d7f7c00 R08: 0000000000000000 R09: 0000000000000000

 4963 14:14:06.807710   DS: 0000 ES: 0000 CR0: 0000000080050033

 4964 14:14:06.817361  # [   41.080797] CR2: [   47.735406] R10: 00000000ffffe000 R11: 3fffffffffffffff R12: 000000000000001f

 4965 14:14:06.821152  ffffaed74036afd6 CR3: 00000001044ee004 CR4: 00000000003706f0

 4966 14:14:06.830623  # [   47.749597] R13: ffffaed74294ff10 R14: ffffaed74294ff10 R15: ffff8c050264f000

 4967 14:14:06.834118  EXEC_VMALLOC: saw 'call trace:': ok

 4968 14:14:06.847320  ok 33 selftests: lkdtm: EXE[   47.763787] FS:  00007f72171d8580(0000) GS:ffff8c057ac80000(0000) knlGS:0000000000000000

 4969 14:14:06.847406  C_VMALLOC.sh

 4970 14:14:06.850307  # selftests: lkdtm: EXEC_RODATA.sh

 4971 14:14:06.850387  # Killed

 4972 14:14:06.857073  # [ [   47.779043] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033

 4973 14:14:06.863890    41.235846] lkdtm: Performing direct entry EXEC_RODATA

 4974 14:14:06.873422  # [   4[   47.791679] CR2: 00007f7216fe1000 CR3: 000000010345a002 CR4: 00000000003706e0

 4975 14:14:06.879976  1.243729] lkdtm: attempting ok execution at ffffffff8c378960

 4976 14:14:06.880063  # [   47.805868] Call Trace:

 4977 14:14:06.893398  [   41.250276] lkdtm: attempting bad execution at ffffffff8d37e5[   47.814816]  __refcount_add_not_zero.constprop.0+0x2a/0x35

 4978 14:14:06.893506  40

 4979 14:14:06.906345  # [   41.256911] kernel tried to execute NX-protected page -[   47.827160]  lkdtm_REFCOUNT_INC_NOT_ZERO_OVERFLOW+0x3e/0x76

 4980 14:14:06.909755   exploit attempt? (uid: 0)

 4981 14:14:06.916410  # [   41.265278] BUG: unable to hand[   47.839604]  direct_entry.cold+0x2c/0x38

 4982 14:14:06.919701  le page fault for address: ffffffff8d37e540

 4983 14:14:06.926445  # [   41.279170] #P[   47.850201]  full_proxy_write+0x53/0x80

 4984 14:14:06.932948  F: supervisor instruction fetch in kernel mode

 4985 14:14:06.936409  # [   41.285489][   47.860699]  vfs_write+0xe7/0x3b0

 4986 14:14:06.943016   #PF: error_code(0x0011) - permissions violation

 4987 14:14:06.946865  # [   41.29171[   47.870614]  ksys_write+0x68/0xf0

 4988 14:14:06.953018  1] PGD 2d829067 P4D 2d829067 PUD 2d82a063 PMD 800000002d0000e1 

 4989 14:14:06.955908  [   47.880536]  do_syscall_64+0x30/0x40

 4990 14:14:06.956009  

 4991 14:14:06.962839  # [   41.305415] Oops: 0011 [#9] SMP PTI

 4992 14:14:06.969339  # [   41.309298] CPU:[   47.890742]  entry_SYSCALL_64_after_hwframe+0x61/0xc6

 4993 14:14:06.978851   2 PID: 1683 Comm: cat Tainted: G      D W         5.10.178-cip3[   47.902603] RIP: 0033:0x7f72170ee833

 4994 14:14:06.978933  1 #1

 4995 14:14:07.005435  # [   41.317936] Hardware name: Google Rammus/Rammus, BIOS[   47.912810] Code: 8b 15 61 26 0e 00 f7 d8 64 89 02 48 c7 c0 ff ff ff ff eb b7 0f 1f 00 64 8b 04 25 18 00 00 00 85 c0 75 14 b8 01 00 00 00 0f 05 <48> 3d 00 f0 ff ff 77 55 c3 0f 1f 40 00 48 83 ec 28 48 89 54 24 18

 4996 14:14:07.008491    09/04/2020

 4997 14:14:07.022032  # [   41.324742] RIP: 0010:lkdtm_rodata_do_nothing[   47.940015] RSP: 002b:00007fff78985628 EFLAGS: 00000246 ORIG_RAX: 0000000000000001

 4998 14:14:07.022115  +0x0/0x10

 4999 14:14:07.034952  # [   41.330478] Code: ff ff 68 ab a0 8c ff ff ff ff [   47.954692] RAX: ffffffffffffffda RBX: 000000000000001f RCX: 00007f72170ee833

 5000 14:14:07.048269  6a 81 7f 8d ff ff ff ff ae 92 a0 8c ff ff ff ff 55 aa 55 aa 00 0[   47.968881] RDX: 000000000000001f RSI: 00007f7216fe1000 RDI: 0000000000000001

 5001 14:14:07.064832  0 00 00 00 00 00 00 00 00 00 00 <e9> 00 00 00 00 00 00 00 00 00 [   47.983070] RBP: 00007f7216fe1000 R08: 00007f7216fe0010 R09: 0000000000000000

 5002 14:14:07.068069  00 00 00 00 00 00 54 68 69 73 20 69

 5003 14:14:07.078066  # [   41.351480] RSP: 0018:[   47.997262] R10: fffffffffffffbc5 R11: 0000000000000246 R12: 0000000000000001

 5004 14:14:07.080940  ffffaed742417e48 EFLAGS: 00010246

 5005 14:14:07.090780  # [   41.357314] RAX: 0000000[   48.011453] R13: 0000000000000001 R14: 0000000000020000 R15: 0000000000020000

 5006 14:14:07.097280  000000033 RBX: 0000000000000000 RCX: 0000000000000000

 5007 14:14:07.100652  # [   41.[   48.025648] irq event stamp: 0

 5008 14:14:07.113795  365282] RDX: 0000000000000000 RSI: ffff8c057ad1bf70 RDI: ffff8c0[   48.035267] hardirqs last  enabled at (0): [<0000000000000000>] 0x0

 5009 14:14:07.117497  57ad1bf70

 5010 14:14:07.130433  # [   41.373248] RBP: ffffffff8d37e540 R08: 000000000[   48.048487] hardirqs last disabled at (0): [<ffffffff8b8fd834>] copy_process+0x664/0x1c60

 5011 14:14:07.133920  0000000 R09: 0000000000000000

 5012 14:14:07.146659  # [   41.381216] R10: 00000000fff[   48.063844] softirqs last  enabled at (0): [<ffffffff8b8fd834>] copy_process+0x664/0x1c60

 5013 14:14:07.149931  fe000 R11: 3fffffffffffffff R12: 000000000000000c

 5014 14:14:07.159652  # [   41.3891[   48.079198] softirqs last disabled at (0): [<0000000000000000>] 0x0

 5015 14:14:07.169695  83] R13: ffffaed742417f10 R14: ffffaed742417f10 R15: ffff8c0503f[   48.092418] ---[ end trace 7e1796e8a934a11f ]---

 5016 14:14:07.169781  af000

 5017 14:14:07.183023  # [   41.397150] FS:  00007f4a4ffb5580(0000) GS:ffff8c057[   48.103792] lkdtm: Overflow detected: saturated

 5018 14:14:07.186081  ad00000(0000) knlGS:0000000000000000

 5019 14:14:07.192755  # [   41.406186] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033

 5020 14:14:07.199850  # [   41.412600] CR2: ffffffff8d37e540 CR3: 0000000103792005 CR4: 00000000003706e0

 5021 14:14:07.202591  # [   41.420569] Call Trace:

 5022 14:14:07.209372  # [   41.423297]  ? execute_location+0x45/0x56

 5023 14:14:07.212788  # [   41.427773]  ? direct_entry.cold+0x2c/0x38

 5024 14:14:07.215923  # [   41.432345]  ? full_proxy_write+0x53/0x80

 5025 14:14:07.222351  # [   41.436823]  ? vfs_write+0xe7/0x3b0

 5026 14:14:07.225516  # [   41.446926]  ? ksys_write+0x68/0xf0

 5027 14:14:07.229198  # [   41.450820]  ? do_syscall_64+0x30/0x40

 5028 14:14:07.235669  # [   41.455002]  ? entry_SYSCALL_64_after_hwframe+0x61/0xc6

 5029 14:14:07.294715  # [   41.460838] Modules linked in: fuse ip_tables cros_ec_lid_angle cros_ec_sensors cros_ec_sensors_core industrialio_triggered_buffer kfifo_buf industrialio uvcvideo videobuf2_vmalloc cros_ec_sysfs cros_ec_chardev cros_usbpd_logger cros_ec_debugfs cros_ec_lightbar cros_ec_sensorhub videobuf2_memops cros_usbpd_charger videobuf2_v4l2 snd_soc_da7219 gsmi x86_pkg_temp_thermal cros_ec_dev snd_soc_core videobuf2_common snd_compress snd_pcm_dmaengine regmap_i2c coreboot_table i2c_hid cros_usbpd_notify chromeos_pstore cros_kbd_led_b[   48.219672] lkdtm: Performing direct entry REFCOUNT_ADD_NOT_ZERO_OVERFLOW

 5030 14:14:07.301605  [   48.228314] lkdtm: attempting bad refcount_add_not_zero() overflow

 5031 14:14:07.307903  [   48.235228] ------------[ cut here ]------------

 5032 14:14:07.307987  acklight

 5033 14:14:07.311510  # [   41.519542] CR2: ffffffff8d37e540

 5034 14:14:07.318399  # [   41.52325[   48.240389] refcount_t: saturated; leaking memory.

 5035 14:14:07.321331  1] ---[ end trace 7e1796e8a934a115 ]---

 5036 14:14:07.334695  # [   41.528407] RIP: 0[   48.251968] WARNING: CPU: 3 PID: 2061 at lib/refcount.c:19 refcount_warn_saturate+0x97/0x110

 5037 14:14:07.337636  010:lkdtm_BUG+0x5/0x10

 5038 14:14:07.393888  # [   41.532784] Code: 89 ff e8 fe f0 79[   48.267606] Modules linked in: fuse ip_tables cros_ec_lid_angle cros_ec_sensors cros_ec_sensors_core industrialio_triggered_buffer kfifo_buf industrialio uvcvideo videobuf2_vmalloc cros_ec_sysfs cros_ec_chardev cros_usbpd_logger cros_ec_debugfs cros_ec_lightbar cros_ec_sensorhub videobuf2_memops cros_usbpd_charger videobuf2_v4l2 snd_soc_da7219 gsmi x86_pkg_temp_thermal cros_ec_dev snd_soc_core videobuf2_common snd_compress snd_pcm_dmaengine regmap_i2c coreboot_table i2c_hid cros_usbpd_notify chromeos_pstore cros_kbd_led_backlight

 5039 14:14:07.400443  [   48.326353] CPU: 3 PID: 2061 Comm: cat Tainted: G      D W         5.10.178-cip31 #1

 5040 14:14:07.413333   ff 48 c7 c0 ea ff ff ff eb de 48 c7 c0 ea ff ff ff c3 cc cc cc [   48.335020] Hardware name: Google Rammus/Rammus, BIOS  09/04/2020

 5041 14:14:07.420044  [   48.348035] RIP: 0010:refcount_warn_saturate+0x97/0x110

 5042 14:14:07.439952  [   48.353875] Code: 01 01 e8 35 b3 c0 00 0f 0b c3 cc cc cc cc 80 3d 6c f7 f6 01 00 75 a8 48 c7 c7 d8 2f 75 8d c6 05 5c f7 f6 01 01 e8 12 b3 c0 00 <0f> 0b c3 cc cc cc cc 80 3d 46 f7 f6 01 00 75 85 48 c7 c7 30 30 75

 5043 14:14:07.446314  [   48.374863] RSP: 0018:ffffaed7429afe38 EFLAGS: 00010282

 5044 14:14:07.456368  [   48.380702] RAX: 0000000000000000 RBX: 000000007fffffff RCX: 0000000000000000

 5045 14:14:07.463134  [   48.388674] RDX: ffff8c057adac660 RSI: ffff8c057ad9bf70 RDI: ffff8c057ad9bf70

 5046 14:14:07.469506  [   48.396649] RBP: ffffffff8d7f7c20 R08: 0000000000000000 R09: 0000000000000000

 5047 14:14:07.479703  [   48.404622] R10: 00000000ffffe000 R11: 3fffffffffffffff R12: 000000000000001f

 5048 14:14:07.486333  [   48.412597] R13: ffffaed7429aff10 R14: ffffaed7429aff10 R15: ffff8c050286d000

 5049 14:14:07.496129  [   48.420569] FS:  00007f4cdbe52580(0000) GS:ffff8c057ad80000(0000) knlGS:0000000000000000

 5050 14:14:07.503084  [   48.429613] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033

 5051 14:14:07.509909  [   48.436032] CR2: 00007f4cdbc5b000 CR3: 000000010363e006 CR4: 00000000003706e0

 5052 14:14:07.512351  [   48.444047] Call Trace:

 5053 14:14:07.525719  cc 48 c7 c0 f4 ff ff ff eb c9 0f 1f 44 00 00 <0f> 0b 66 0f 1f 84[   48.446790]  __refcount_add_not_zero.constprop.0+0x2a/0x35

 5054 14:14:07.532552  [   48.459127]  lkdtm_REFCOUNT_ADD_NOT_ZERO_OVERFLOW+0x3e/0x76

 5055 14:14:07.535645  [   48.465384]  direct_entry.cold+0x2c/0x38

 5056 14:14:07.542387  [   48.469767]  full_proxy_write+0x53/0x80

 5057 14:14:07.545557  [   48.474099]  vfs_write+0xe7/0x3b0

 5058 14:14:07.549099  [   48.477804]  ksys_write+0x68/0xf0

 5059 14:14:07.552167  [   48.481539]  do_syscall_64+0x30/0x40

 5060 14:14:07.558882  [   48.485564]  entry_SYSCALL_64_after_hwframe+0x61/0xc6

 5061 14:14:07.562035  [   48.491229] RIP: 0033:0x7f4cdbd68833

 5062 14:14:07.582235  [   48.495223] Code: 8b 15 61 26 0e 00 f7 d8 64 89 02 48 c7 c0 ff ff ff ff eb b7 0f 1f 00 64 8b 04 25 18 00 00 00 85 c0 75 14 b8 01 00 00 00 0f 05 <48> 3d 00 f0 ff ff 77 55 c3 0f 1f 40 00 48 83 ec 28 48 89 54 24 18

 5063 14:14:07.591551  [   48.516213] RSP: 002b:00007ffd057f14e8 EFLAGS: 00000246 ORIG_RAX: 0000000000000001

 5064 14:14:07.594979   00 00 00 00 00 0f 1f 44 00 00 83 05 20 46 e9 02

 5065 14:14:07.604954  # [   41.55376[   48.524675] RAX: ffffffffffffffda RBX: 000000000000001f RCX: 00007f4cdbd68833

 5066 14:14:07.614848  [   48.538865] RDX: 000000000000001f RSI: 00007f4cdbc5b000 RDI: 0000000000000001

 5067 14:14:07.618198  9] RSP: 0018:ffffaed74132fe60 EFLAGS: 00010286

 5068 14:14:07.628276  # [   41.559603][   48.546841] RBP: 00007f4cdbc5b000 R08: 00007f4cdbc5a010 R09: 0000000000000000

 5069 14:14:07.634803  [   48.561052] R10: fffffffffffffbc5 R11: 0000000000000246 R12: 0000000000000001

 5070 14:14:07.644342  [   48.569033] R13: 0000000000000001 R14: 0000000000020000 R15: 0000000000020000

 5071 14:14:07.647910  [   48.577027] irq event stamp: 0

 5072 14:14:07.654578  [   48.580465] hardirqs last  enabled at (0): [<0000000000000000>] 0x0

 5073 14:14:07.664496  [   48.587469] hardirqs last disabled at (0): [<ffffffff8b8fd834>] copy_process+0x664/0x1c60

 5074 14:14:07.671178  [   48.596608] softirqs last  enabled at (0): [<ffffffff8b8fd834>] copy_process+0x664/0x1c60

 5075 14:14:07.680799  [   48.605747] softirqs last disabled at (0): [<0000000000000000>] 0x0

 5076 14:14:07.684064  [   48.612750] ---[ end trace 7e1796e8a934a120 ]---

 5077 14:14:07.690358  [   48.617907] lkdtm: Overflow detected: saturated

 5078 14:14:07.697058   RAX: ffffffff8c378590 RBX: 0000000000000001 RCX: 0000000000000000

 5079 14:14:07.704110  # [   41.567572] RDX: 0000000000000000 RSI: ffff8c057ac1bf70 RDI: ffffffff8d37e0b0

 5080 14:14:07.713611  # [   41.575541] RBP: ffffffff8d85c448 R08: 0000000000000001 R09: 0000000000000001

 5081 14:14:07.720399  # [   41.583510] R10: 00000000ffffe000 R11: 3fffffffffffffff R12: 0000000000000004

 5082 14:14:07.730397  # [   41.591480] R13: ffffaed74132ff10 R14: ffffaed74132ff10 R15: ffff8c050351e000

 5083 14:14:07.737019  # [   41.599449] FS:  00007f4a4ffb5580(0000) GS:ffff8c057ad00000(0000) knlGS:0000000000000000

 5084 14:14:07.743361  # [   41.608487] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033

 5085 14:14:07.753271  # [   41.614901] CR2: ffffffff8d37e540 CR3: 0000000103792005 CR4: 00000000003706e0

 5086 14:14:07.762986  # [   41.622871] BUG: sleeping function called from invalid context at include/linux/percpu-rwsem.h:49

 5087 14:14:07.773176  # [   41.632774] in_atomic(): 0, irqs_disabled(): 1, non_block: 0, pid: 1683, name: cat

 5088 14:14:07.776518  # [   41.641229] INFO: lockdep is turned off.

 5089 14:14:07.779424  # [   41.645603] irq event stamp: 0

 5090 14:14:07.786804  # [   41.649010] hardirqs last  enabled at (0): [<0000000000000000>] 0x0

 5091 14:14:07.795883  # [   41.656011] hardirqs last disabled at (0): [<ffffffff8b8fd834>] copy_process+0x664/0x1c60

 5092 14:14:07.809006  # [   41.665148] softirqs last  enabled at (0): [<ffff[   48.734601] lkdtm: Performing direct entry REFCOUNT_DEC_ZERO

 5093 14:14:07.812530  ffff8b8fd834>] copy_process+0x664/0x1c60

 5094 14:14:07.819541  # [   41.674283] softi[   48.741398] lkdtm: attempting good refcount_dec()

 5095 14:14:07.826084  rqs last disabled at (0): [<0000000000000000>] 0x0

 5096 14:14:07.832446  # [   41.681[   48.752884] lkdtm: attempting bad refcount_dec() to zero

 5097 14:14:07.842510  282] CPU: 2 PID: 1683 Comm: cat Tainted: G      D W         5.10[   48.765060] ------------[ cut here ]------------

 5098 14:14:07.845313  .178-cip31 #1

 5099 14:14:07.855411  # [   41.689943] Hardware name: Google Rammus/Ram[   48.776466] refcount_t: decrement hit 0; leaking memory.

 5100 14:14:07.858703  mus, BIOS  09/04/2020

 5101 14:14:07.861841  # [   41.696748] Call Trace:

 5102 14:14:07.871958  # [   41.69[   48.788634] WARNING: CPU: 0 PID: 2093 at lib/refcount.c:31 refcount_warn_saturate+0xfb/0x110

 5103 14:14:07.875529  9476]  dump_stack+0x77/0x9b

 5104 14:14:07.928234  # [   41.703174]  ___might_sleep.co[   48.804284] Modules linked in: fuse ip_tables cros_ec_lid_angle cros_ec_sensors cros_ec_sensors_core industrialio_triggered_buffer kfifo_buf industrialio uvcvideo videobuf2_vmalloc cros_ec_sysfs cros_ec_chardev cros_usbpd_logger cros_ec_debugfs cros_ec_lightbar cros_ec_sensorhub videobuf2_memops cros_usbpd_charger videobuf2_v4l2 snd_soc_da7219 gsmi x86_pkg_temp_thermal cros_ec_dev snd_soc_core videobuf2_common snd_compress snd_pcm_dmaengine regmap_i2c coreboot_table i2c_hid cros_usbpd_notify chromeos_pstore cros_kbd_led_backlight

 5105 14:14:07.931512  ld+0xa6/0xb6

 5106 14:14:07.934667  # [   41.707746]  exit_signals+0x1c/0x300

 5107 14:14:07.945100  # [   4[   48.862966] CPU: 0 PID: 2093 Comm: cat Tainted: G      D W         5.10.178-cip31 #1

 5108 14:14:07.947817  1.711735]  do_exit+0xc2/0xab0

 5109 14:14:07.958362  # [   41.715229]  ? ksys_write+0x[   48.877866] Hardware name: Google Rammus/Rammus, BIOS  09/04/2020

 5110 14:14:07.958470  68/0xf0

 5111 14:14:07.964173  # [   41.719122]  make_task_dead+0x2f/0x30

 5112 14:14:07.970734  # [   41.72[   48.890870] RIP: 0010:refcount_warn_saturate+0xfb/0x110

 5113 14:14:07.974244  3200]  rewind_stack_and_make_dead+0x17/0x20

 5114 14:14:07.997334  # [   41.728450] RI[   48.902951] Code: 88 30 75 8d c6 05 0d f7 f6 01 01 e8 c8 b2 c0 00 0f 0b c3 cc cc cc cc 48 c7 c7 58 30 75 8d c6 05 f4 f6 f6 01 01 e8 ae b2 c0 00 <0f> 0b c3 cc cc cc cc 66 66 2e 0f 1f 84 00 00 00 00 00 0f 1f 00 8b

 5115 14:14:08.000449  P: 0033:0x7f4a4fecb833

 5116 14:14:08.010440  # [   41.732438] Code: 8b 15 61 26 0e 00[   48.930148] RSP: 0018:ffffaed742a47e48 EFLAGS: 00010286

 5117 14:14:08.023383   f7 d8 64 89 02 48 c7 c0 ff ff ff ff eb b7 0f 1f 00 64 8b 04 25 [   48.942225] RAX: 0000000000000000 RBX: 000000000000002f RCX: 0000000000000000

 5118 14:14:08.036871  18 00 00 00 85 c0 75 14 b8 01 00 00 00 0f 05 <48> 3d 00 f0 ff ff[   48.956399] RDX: ffff8c057ac2c660 RSI: ffff8c057ac1bf70 RDI: ffff8c057ac1bf70

 5119 14:14:08.043243   77 55 c3 0f 1f 40 00 48 83 ec 28 48 89 54 24 18

 5120 14:14:08.049629  # [   41.75341[   48.970623] RBP: ffffffff8d7f7fd9 R08: 0000000000000000 R09: 0000000000000000

 5121 14:14:08.066196  1] RSP: 002b:00007ffee8a55528 EFLAGS: 00000246 ORIG_RAX: 0000000[   48.984795] R10: 00000000ffffe000 R11: 3fffffffffffffff R12: 0000000000000012

 5122 14:14:08.066295  000000001

 5123 14:14:08.079403  # [   41.761873] RAX: ffffffffffffffda RBX: 000000000[   48.999003] R13: ffffaed742a47f10 R14: ffffaed742a47f10 R15: ffff8c050360f000

 5124 14:14:08.082736  000000c RCX: 00007f4a4fecb833

 5125 14:14:08.095969  # [   41.769859] RDX: 00000000000[   49.013190] FS:  00007f14f4dcf580(0000) GS:ffff8c057ac00000(0000) knlGS:0000000000000000

 5126 14:14:08.099426  0000c RSI: 00007f4a4fdbe000 RDI: 0000000000000001

 5127 14:14:08.109189  # [   41.7778[   49.028469] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033

 5128 14:14:08.122216  47] RBP: 00007f4a4fdbe000 R08: 00007f4a4fdbd010 R09: 00000000000[   49.041090] CR2: 00007f14f4bd8000 CR3: 000000010401a005 CR4: 00000000003706f0

 5129 14:14:08.122307  00000

 5130 14:14:08.132722  # [   41.785807] R10: fffffffffffffbc5 R11: 0000000000000[   49.055309] Call Trace:

 5131 14:14:08.132833  246 R12: 0000000000000001

 5132 14:14:08.142066  # [   41.793776] R13: 000000000000000[   49.064227]  lkdtm_REFCOUNT_DEC_ZERO+0x4d/0xbd

 5133 14:14:08.145347  1 R14: 0000000000020000 R15: 0000000000020000

 5134 14:14:08.152011  # EXEC_RODATA: sa[   49.075427]  direct_entry.cold+0x2c/0x38

 5135 14:14:08.155529  w 'call trace:': ok

 5136 14:14:08.158454  ok 34 selftests: lkdtm: EXEC_RODATA.sh

 5137 14:14:08.162059  # s[   49.086009]  full_proxy_write+0x53/0x80

 5138 14:14:08.165533  elftests: lkdtm: EXEC_USERSPACE.sh

 5139 14:14:08.168369  # Killed

 5140 14:14:08.171982  # [   41.915256] l[   49.096515]  vfs_write+0xe7/0x3b0

 5141 14:14:08.178434  kdtm: Performing direct entry EXEC_USERSPACE

 5142 14:14:08.181649  # [   41.925898] l[   49.106426]  ksys_write+0x68/0xf0

 5143 14:14:08.189134  kdtm: attempting ok execution at ffffffff8c378960

 5144 14:14:08.191540  # [   41.9324[   49.116358]  do_syscall_64+0x30/0x40

 5145 14:14:08.198441  28] lkdtm: attempting bad execution at 00007fd2465e4000

 5146 14:14:08.204658  # [   4[   49.126557]  entry_SYSCALL_64_after_hwframe+0x61/0xc6

 5147 14:14:08.211409  1.939068] unable to execute userspace code (SMEP?) (uid: 0)

 5148 14:14:08.215351  # [[   49.138446] RIP: 0033:0x7f14f4ce5833

 5149 14:14:08.241234     41.945494] BUG: unable to handle page fault for address: 0000[   49.148644] Code: 8b 15 61 26 0e 00 f7 d8 64 89 02 48 c7 c0 ff ff ff ff eb b7 0f 1f 00 64 8b 04 25 18 00 00 00 85 c0 75 14 b8 01 00 00 00 0f 05 <48> 3d 00 f0 ff ff 77 55 c3 0f 1f 40 00 48 83 ec 28 48 89 54 24 18

 5150 14:14:08.244691  7fd2465e4000

 5151 14:14:08.258017  # [   41.959386] #PF: supervisor instruction fetch[   49.175883] RSP: 002b:00007fff435ed518 EFLAGS: 00000246 ORIG_RAX: 0000000000000001

 5152 14:14:08.258106   in kernel mode

 5153 14:14:08.271228  # [   41.965707] #PF: error_code(0x0011) - perm[   49.190546] RAX: ffffffffffffffda RBX: 0000000000000012 RCX: 00007f14f4ce5833

 5154 14:14:08.274512  issions violation

 5155 14:14:08.284108  # [   41.971928] PGD 800000010368d067 P4D 800[   49.204747] RDX: 0000000000000012 RSI: 00007f14f4bd8000 RDI: 0000000000000001

 5156 14:14:08.291155  000010368d067 PUD 103d9d067 PMD 102650067 PTE 10bbc4067

 5157 14:14:08.301023  # [   4[   49.218930] RBP: 00007f14f4bd8000 R08: 00007f14f4bd7010 R09: 0000000000000000

 5158 14:14:08.303794  1.981653] Oops: 0011 [#10] SMP PTI

 5159 14:14:08.313779  # [   41.991855] CPU: 3 PID:[   49.233147] R10: fffffffffffffbc5 R11: 0000000000000246 R12: 0000000000000001

 5160 14:14:08.320551   1719 Comm: cat Tainted: G      D W         5.10.178-cip31 #1

 5161 14:14:08.326955  #[   49.247322] R13: 0000000000000001 R14: 0000000000020000 R15: 0000000000020000

 5162 14:14:08.337032   [   42.000526] Hardware name: Google Rammus/Rammus, BIOS  09/04[   49.261546] irq event stamp: 0

 5163 14:14:08.337120  /2020

 5164 14:14:08.343490  # [   42.007334] RIP: 0010:0x7fd2465e4000

 5165 14:14:08.350320  # [   42.01132[   49.271147] hardirqs last  enabled at (0): [<0000000000000000>] 0x0

 5166 14:14:08.357125  2] Code: Unable to access opcode bytes at RIP 0x7fd2465e3fd6.

 5167 14:14:08.366686  #[   49.284391] hardirqs last disabled at (0): [<ffffffff8b8fd834>] copy_process+0x664/0x1c60

 5168 14:14:08.373318   [   42.018611] RSP: 0018:ffffaed74249fe50 EFLAGS: 00010246

 5169 14:14:08.383209  # [[   49.299729] softirqs last  enabled at (0): [<ffffffff8b8fd834>] copy_process+0x664/0x1c60

 5170 14:14:08.396490     42.024446] RAX: 0000000000000033 RBX: 0000000000000024 RCX: 0[   49.315103] softirqs last disabled at (0): [<0000000000000000>] 0x0

 5171 14:14:08.396583  000000000000000

 5172 14:14:08.406108  # [   42.032418] RDX: 0000000000000000 RSI: fff[   49.328305] ---[ end trace 7e1796e8a934a121 ]---

 5173 14:14:08.409650  [   49.339668] lkdtm: Zero detected: saturated

 5174 14:14:08.413045  f8c057ad9bf70 RDI: ffff8c057ad9bf70

 5175 14:14:08.423016  # [   42.040391] RBP: 00007fd2465e4000 R08: 0000000000000000 R09: 0000000000000000

 5176 14:14:08.429382  # [   42.048378] R10: 00000000ffffe000 R11: 3fffffffffffffff R12: 000000000000000f

 5177 14:14:08.439120  # [   42.056372] R13: ffffaed74249ff10 R14: ffffaed74249ff10 R15: ffff8c05036d1000

 5178 14:14:08.449207  # [   42.064357] FS:  00007fd2465b5580(0000) GS:ffff8c057ad80000(0000) knlGS:0000000000000000

 5179 14:14:08.455552  # [   42.073402] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033

 5180 14:14:08.462388  # [   42.079818] CR2: 00007fd2465e4000 CR3: 000000010595c006 CR4: 00000000003706e0

 5181 14:14:08.466244  # [   42.087787] Call Trace:

 5182 14:14:08.472169  # [   42.090515]  ? lkdtm_EXEC_USERSPACE.cold+0x66/0xae

 5183 14:14:08.475542  # [   42.095865]  ? direct_entry.cold+0x2c/0x38

 5184 14:14:08.482083  # [   42.100437]  ? full_proxy_write+0x53/0x80

 5185 14:14:08.485378  # [   42.104905]  ? vfs_write+0xe7/0x3b0

 5186 14:14:08.489002  # [   42.108797]  ? ksys_write+0x68/0xf0

 5187 14:14:08.492328  # [   42.112681]  ? do_syscall_64+0x30/0x40

 5188 14:14:08.499413  # [   42.116856]  ? entry_SYSCALL_64_after_hwframe+0x61/0xc6

 5189 14:14:08.528333  # [   42.122693] Modules linked in: fuse ip_tables cros_ec_lid_angle cros_ec_sensors cros_ec_sensors_core industrialio_triggered_buffer kfifo_buf industrialio uvcvideo videobuf2_vmalloc cros_ec_sysfs cros_ec_chardev cros_usbpd_logger cros_ec[   49.455814] lkdtm: Performing direct entry REFCOUNT_DEC_NEGATIVE

 5190 14:14:08.534864  [   49.462911] lkdtm: attempting bad refcount_dec() below zero

 5191 14:14:08.541326  [   49.469170] ------------[ cut here ]------------

 5192 14:14:08.548062  [   49.474357] refcount_t: decrement hit 0; leaking memory.

 5193 14:14:08.558309  [   49.480306] WARNING: CPU: 3 PID: 2128 at lib/refcount.c:31 refcount_warn_saturate+0xfb/0x110

 5194 14:14:08.614091  _debugfs cros_ec_lightbar cros_ec_sensorhub videobuf2_memops cro[   49.489767] Modules linked in: fuse ip_tables cros_ec_lid_angle cros_ec_sensors cros_ec_sensors_core industrialio_triggered_buffer kfifo_buf industrialio uvcvideo videobuf2_vmalloc cros_ec_sysfs cros_ec_chardev cros_usbpd_logger cros_ec_debugfs cros_ec_lightbar cros_ec_sensorhub videobuf2_memops cros_usbpd_charger videobuf2_v4l2 snd_soc_da7219 gsmi x86_pkg_temp_thermal cros_ec_dev snd_soc_core videobuf2_common snd_compress snd_pcm_dmaengine regmap_i2c coreboot_table i2c_hid cros_usbpd_notify chromeos_pstore cros_kbd_led_backlight

 5195 14:14:08.624054  [   49.548482] CPU: 3 PID: 2128 Comm: cat Tainted: G      D W         5.10.178-cip31 #1

 5196 14:14:08.630743  [   49.557136] Hardware name: Google Rammus/Rammus, BIOS  09/04/2020

 5197 14:14:08.637017  [   49.563945] RIP: 0010:refcount_warn_saturate+0xfb/0x110

 5198 14:14:08.657519  [   49.569783] Code: 88 30 75 8d c6 05 0d f7 f6 01 01 e8 c8 b2 c0 00 0f 0b c3 cc cc cc cc 48 c7 c7 58 30 75 8d c6 05 f4 f6 f6 01 01 e8 ae b2 c0 00 <0f> 0b c3 cc cc cc cc 66 66 2e 0f 1f 84 00 00 00 00 00 0f 1f 00 8b

 5199 14:14:08.664134  [   49.590771] RSP: 0018:ffffaed742ab7e48 EFLAGS: 00010286

 5200 14:14:08.670414  [   49.596608] RAX: 0000000000000000 RBX: 0000000000000030 RCX: 0000000000000000

 5201 14:14:08.686732  s_usbpd_charger videobuf2_v4l2 snd_soc_da7219 gsmi x86_pkg_temp_[   49.604583] RDX: ffff8c057adac660 RSI: ffff8c057ad9bf70 RDI: ffff8c057ad9bf70

 5202 14:14:08.699694  thermal cros_ec_dev snd_soc_core videobuf2_common snd_compress s[   49.618775] RBP: ffffffff8d7f7feb R08: 0000000000000000 R09: 0000000000000000

 5203 14:14:08.713169  nd_pcm_dmaengine regmap_i2c coreboot_table i2c_hid cros_usbpd_no[   49.632962] R10: 00000000ffffe000 R11: 3fffffffffffffff R12: 0000000000000016

 5204 14:14:08.723066  [   49.647157] R13: ffffaed742ab7f10 R14: ffffaed742ab7f10 R15: ffff8c0502979000

 5205 14:14:08.729528  [   49.655162] FS:  00007f50fc448580(0000) GS:ffff8c057ad80000(0000) knlGS:0000000000000000

 5206 14:14:08.736185  [   49.664210] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033

 5207 14:14:08.746421  [   49.670659] CR2: 00007f50fc251000 CR3: 0000000104992002 CR4: 00000000003706e0

 5208 14:14:08.749669  [   49.678642] Call Trace:

 5209 14:14:08.752729  [   49.681427]  lkdtm_REFCOUNT_DEC_NEGATIVE+0x37/0x61

 5210 14:14:08.759198  tify chromeos_pstore cros_kbd_led_backlight

 5211 14:14:08.762502  # [   42.181403] CR[   49.686794]  direct_entry.cold+0x2c/0x38

 5212 14:14:08.769089  [   49.697384]  full_proxy_write+0x53/0x80

 5213 14:14:08.772414  [   49.701700]  vfs_write+0xe7/0x3b0

 5214 14:14:08.775700  [   49.705431]  ksys_write+0x68/0xf0

 5215 14:14:08.778803  [   49.709134]  do_syscall_64+0x30/0x40

 5216 14:14:08.785905  [   49.713157]  entry_SYSCALL_64_after_hwframe+0x61/0xc6

 5217 14:14:08.788656  [   49.718803] RIP: 0033:0x7f50fc35e833

 5218 14:14:08.812200  [   49.722817] Code: 8b 15 61 26 0e 00 f7 d8 64 89 02 48 c7 c0 ff ff ff ff eb b7 0f 1f 00 64 8b 04 25 18 00 00 00 85 c0 75 14 b8 01 00 00 00 0f 05 <48> 3d 00 f0 ff ff 77 55 c3 0f 1f 40 00 48 83 ec 28 48 89 54 24 18

 5219 14:14:08.818887  [   49.743810] RSP: 002b:00007ffd0ec5f248 EFLAGS: 00000246 ORIG_RAX: 0000000000000001

 5220 14:14:08.828307  [   49.752302] RAX: ffffffffffffffda RBX: 0000000000000016 RCX: 00007f50fc35e833

 5221 14:14:08.835677  [   49.760296] RDX: 0000000000000016 RSI: 00007f50fc251000 RDI: 0000000000000001

 5222 14:14:08.841443  [   49.768272] RBP: 00007f50fc251000 R08: 00007f50fc250010 R09: 0000000000000000

 5223 14:14:08.844635  2: 00007fd2465e4000

 5224 14:14:08.858149  # [   42.185101] ---[ end trace 7e1796e8a93[   49.776270] R10: fffffffffffffbc5 R11: 0000000000000246 R12: 0000000000000001

 5225 14:14:08.864707  [   49.790452] R13: 0000000000000001 R14: 0000000000020000 R15: 0000000000020000

 5226 14:14:08.868137  [   49.798432] irq event stamp: 0

 5227 14:14:08.871601  4a116 ]---

 5228 14:14:08.874341  # [   42.190248] RIP: 0010:lkdtm_BUG+0x5/0x10

 5229 14:14:08.881223  # [  [   49.801868] hardirqs last  enabled at (0): [<0000000000000000>] 0x0

 5230 14:14:08.890909  [   49.815084] hardirqs last disabled at (0): [<ffffffff8b8fd834>] copy_process+0x664/0x1c60

 5231 14:14:08.900808  [   49.824263] softirqs last  enabled at (0): [<ffffffff8b8fd834>] copy_process+0x664/0x1c60

 5232 14:14:08.907691  [   49.833403] softirqs last disabled at (0): [<0000000000000000>] 0x0

 5233 14:14:08.911030  [   49.840404] ---[ end trace 7e1796e8a934a122 ]---

 5234 14:14:08.917381  [   49.845561] lkdtm: Negative detected: saturated

 5235 14:14:08.937108   42.194616] Code: 89 ff e8 fe f0 79 ff 48 c7 c0 ea ff ff ff eb de 48 c7 c0 ea ff ff ff c3 cc cc cc cc 48 c7 c0 f4 ff ff ff eb c9 0f 1f 44 00 00 <0f> 0b 66 0f 1f 84 00 00 00 00 00 0f 1f 44 00 00 83 05 20 46 e9 02

 5236 14:14:08.943777  # [   42.215603] RSP: 0018:ffffaed74132fe60 EFLAGS: 00010286

 5237 14:14:08.953541  # [   42.221437] RAX: ffffffff8c378590 RBX: 0000000000000001 RCX: 0000000000000000

 5238 14:14:08.959976  # [   42.229407] RDX: 0000000000000000 RSI: ffff8c057ac1bf70 RDI: ffffffff8d37e0b0

 5239 14:14:08.970388  # [   42.237377] RBP: ffffffff8d85c448 R08: 0000000000000001 R09: 0000000000000001

 5240 14:14:08.977072  # [   42.245345] R10: 00000000ffffe000 R11: 3fffffffffffffff R12: 0000000000000004

 5241 14:14:08.983260  # [   42.253314] R13: ffffaed74132ff10 R14: ffffaed74132ff10 R15: ffff8c050351e000

 5242 14:14:08.993329  # [   42.261283] FS:  00007fd2465b5580(0000) GS:ffff8c057ad80000(0000) knlGS:0000000000000000

 5243 14:14:08.999548  # [   42.270322] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033

 5244 14:14:09.009688  # [   42.276738] CR2: 00007fd2465e4000 CR3: 000000010595c006 CR4: 00000000003706e0

 5245 14:14:09.012891  # EXEC_USERSPACE: saw 'call trace:': ok

 5246 14:14:09.016260  ok 35 selftests: lkdtm: EXEC_USERSPACE.sh

 5247 14:14:09.019247  # selftests: lkdtm: EXEC_NULL.sh

 5248 14:14:09.022738  # Killed

 5249 14:14:09.025947  # [   42.390060] lkdtm: Performing direct entry EXEC_NULL

 5250 14:14:09.035640  # [   42.395953] lkdtm:[   49.960813] lkdtm: Performing direct entry REFCOUNT_DEC_AND_TEST_NEGATIVE

 5251 14:14:09.042444   attempting ok execution at ffffffff8c378960

 5252 14:14:09.048640  # [   42.408685] l[   49.970167] lkdtm: attempting bad refcount_dec_and_test() below zero

 5253 14:14:09.055539  kdtm: attempting bad execution at 0000000000000000

 5254 14:14:09.061999  # [   42.421[   49.983497] ------------[ cut here ]------------

 5255 14:14:09.072222  520] BUG: kernel NULL pointer dereference, address: 000000000000[   49.994880] refcount_t: underflow; use-after-free.

 5256 14:14:09.075120  0000

 5257 14:14:09.088143  # [   42.435507] #PF: supervisor instruction fetch in kern[   50.006534] WARNING: CPU: 0 PID: 2163 at lib/refcount.c:28 refcount_warn_saturate+0xba/0x110

 5258 14:14:09.088226  el mode

 5259 14:14:09.147935  # [   42.441827] #PF: error_code(0x0010) - not-present [   50.022106] Modules linked in: fuse ip_tables cros_ec_lid_angle cros_ec_sensors cros_ec_sensors_core industrialio_triggered_buffer kfifo_buf industrialio uvcvideo videobuf2_vmalloc cros_ec_sysfs cros_ec_chardev cros_usbpd_logger cros_ec_debugfs cros_ec_lightbar cros_ec_sensorhub videobuf2_memops cros_usbpd_charger videobuf2_v4l2 snd_soc_da7219 gsmi x86_pkg_temp_thermal cros_ec_dev snd_soc_core videobuf2_common snd_compress snd_pcm_dmaengine regmap_i2c coreboot_table i2c_hid cros_usbpd_notify chromeos_pstore cros_kbd_led_backlight

 5260 14:14:09.148036  page

 5261 14:14:09.151111  # [   42.447555] PGD 0 P4D 0 

 5262 14:14:09.160907  # [   42.450380] Oops: 0010[   50.080853] CPU: 0 PID: 2163 Comm: cat Tainted: G      D W         5.10.178-cip31 #1

 5263 14:14:09.164584   [#11] SMP PTI

 5264 14:14:09.174517  # [   42.460582] CPU: 1 PID: 1755 Comm: cat Tain[   50.095728] Hardware name: Google Rammus/Rammus, BIOS  09/04/2020

 5265 14:14:09.180798  ted: G      D W         5.10.178-cip31 #1

 5266 14:14:09.187015  # [   42.469234] Hard[   50.108752] RIP: 0010:refcount_warn_saturate+0xba/0x110

 5267 14:14:09.193750  ware name: Google Rammus/Rammus, BIOS  09/04/2020

 5268 14:14:09.213437  # [   42.4760[   50.120800] Code: 01 01 e8 12 b3 c0 00 0f 0b c3 cc cc cc cc 80 3d 46 f7 f6 01 00 75 85 48 c7 c7 30 30 75 8d c6 05 36 f7 f6 01 01 e8 ef b2 c0 00 <0f> 0b c3 cc cc cc cc 80 3d 21 f7 f6 01 00 0f 85 5e ff ff ff 48 c7

 5269 14:14:09.216896  41] RIP: 0010:0x0

 5270 14:14:09.226686  # [   42.478954] Code: Unable to access opcod[   50.147990] RSP: 0018:ffffaed742b47e40 EFLAGS: 00010286

 5271 14:14:09.230472  e bytes at RIP 0xffffffffffffffd6.

 5272 14:14:09.239728  # [   42.486634] RSP: 0018:f[   50.160051] RAX: 0000000000000000 RBX: 0000000000000031 RCX: 0000000000000000

 5273 14:14:09.243424  fffaed74251fe48 EFLAGS: 00010246

 5274 14:14:09.256936  # [   42.492468] RAX: 00000000[   50.174254] RDX: ffff8c057ac2c660 RSI: ffff8c057ac1bf70 RDI: ffff8c057ac1bf70

 5275 14:14:09.259713  00000033 RBX: 0000000000000000 RCX: 0000000000000000

 5276 14:14:09.269352  # [   42.5[   50.188478] RBP: ffffffff8d7f7c40 R08: 0000000000000000 R09: 0000000000000000

 5277 14:14:09.282501  00440] RDX: 0000000000000000 RSI: ffff8c057ac9bf70 RDI: ffff8c05[   50.202658] R10: 00000000ffffe000 R11: 3fffffffffffffff R12: 000000000000001f

 5278 14:14:09.286357  7ac9bf70

 5279 14:14:09.299173  # [   42.508411] RBP: 0000000000000000 R08: 0000000000[   50.216878] R13: ffffaed742b47f10 R14: ffffaed742b47f10 R15: ffff8c0503b34000

 5280 14:14:09.299275  000000 R09: 0000000000000000

 5281 14:14:09.312462  # [   42.516382] R10: 00000000ffff[   50.231064] FS:  00007fc676a0b580(0000) GS:ffff8c057ac00000(0000) knlGS:0000000000000000

 5282 14:14:09.319345  e000 R11: 3fffffffffffffff R12: 000000000000000a

 5283 14:14:09.325488  # [   42.52435[   50.246351] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033

 5284 14:14:09.338531  3] R13: ffffaed74251ff10 R14: ffffaed74251ff10 R15: ffff8c050498[   50.258980] CR2: 00007fc676814000 CR3: 0000000103596001 CR4: 00000000003706f0

 5285 14:14:09.338622  6000

 5286 14:14:09.348816  # [   42.532324] FS:  00007fa61a010580(0000) GS:ffff8c057a[   50.273201] Call Trace:

 5287 14:14:09.351655  c80000(0000) knlGS:0000000000000000

 5288 14:14:09.362060  # [   42.541362] CS:  0010 [   50.282145]  __refcount_sub_and_test.constprop.0+0x3c/0x50

 5289 14:14:09.365130  DS: 0000 ES: 0000 CR0: 0000000080050033

 5290 14:14:09.375241  # [   42.547779] CR2: f[   50.294537]  lkdtm_REFCOUNT_DEC_AND_TEST_NEGATIVE+0x3e/0x78

 5291 14:14:09.378274  fffffffffffffd6 CR3: 0000000103784004 CR4: 00000000003706e0

 5292 14:14:09.385039  # [[   50.306955]  direct_entry.cold+0x2c/0x38

 5293 14:14:09.388318     42.555749] Call Trace:

 5294 14:14:09.394890  # [   42.558478]  execute_location+0x[   50.317583]  full_proxy_write+0x53/0x80

 5295 14:14:09.394981  45/0x56

 5296 14:14:09.401592  # [   42.562761]  direct_entry.cold+0x2c/0x38

 5297 14:14:09.404609  # [   42[   50.328051]  vfs_write+0xe7/0x3b0

 5298 14:14:09.408215  .573355]  full_proxy_write+0x53/0x80

 5299 14:14:09.414409  # [   42.577644]  vfs_writ[   50.337980]  ksys_write+0x68/0xf0

 5300 14:14:09.414522  e+0xe7/0x3b0

 5301 14:14:09.421627  # [   42.587554]  ksys_write+0x68/0xf0

 5302 14:14:09.424431  # [   42.5[   50.347881]  do_syscall_64+0x30/0x40

 5303 14:14:09.427962  91253]  do_syscall_64+0x30/0x40

 5304 14:14:09.437444  # [   42.595244]  entry_SYSCALL[   50.358095]  entry_SYSCALL_64_after_hwframe+0x61/0xc6

 5305 14:14:09.440817  _64_after_hwframe+0x61/0xc6

 5306 14:14:09.447559  # [   42.600882] RIP: 0033:0x7fa619[   50.369949] RIP: 0033:0x7fc676921833

 5307 14:14:09.447651  f26833

 5308 14:14:09.473989  # [   42.604872] Code: 8b 15 61 26 0e 00 f7 d8 64 89 02 [   50.380164] Code: 8b 15 61 26 0e 00 f7 d8 64 89 02 48 c7 c0 ff ff ff ff eb b7 0f 1f 00 64 8b 04 25 18 00 00 00 85 c0 75 14 b8 01 00 00 00 0f 05 <48> 3d 00 f0 ff ff 77 55 c3 0f 1f 40 00 48 83 ec 28 48 89 54 24 18

 5309 14:14:09.487206  48 c7 c0 ff ff ff ff eb b7 0f 1f 00 64 8b 04 25 18 00 00 00 85 c[   50.407358] RSP: 002b:00007ffcfc6b3aa8 EFLAGS: 00000246 ORIG_RAX: 0000000000000001

 5310 14:14:09.503705  0 75 14 b8 01 00 00 00 0f 05 <48> 3d 00 f0 ff ff 77 55 c3 0f 1f [   50.422048] RAX: ffffffffffffffda RBX: 000000000000001f RCX: 00007fc676921833

 5311 14:14:09.506913  40 00 48 83 ec 28 48 89 54 24 18

 5312 14:14:09.516443  # [   42.625859] RSP: 002b:000[   50.436230] RDX: 000000000000001f RSI: 00007fc676814000 RDI: 0000000000000001

 5313 14:14:09.523543  07fffadcfe018 EFLAGS: 00000246 ORIG_RAX: 0000000000000001

 5314 14:14:09.530134  # [  [   50.450432] RBP: 00007fc676814000 R08: 00007fc676813010 R09: 0000000000000000

 5315 14:14:09.547554   42.634308] RAX: ffffffffffffffda RBX: 000000000000000a RCX: 000[   50.464610] R10: fffffffffffffbc5 R11: 0000000000000246 R12: 0000000000000001

 5316 14:14:09.547689  07fa619f26833

 5317 14:14:09.559542  # [   42.642280] RDX: 000000000000000a RSI: 00007[   50.478821] R13: 0000000000000001 R14: 0000000000020000 R15: 0000000000020000

 5318 14:14:09.562682  fa619e19000 RDI: 0000000000000001

 5319 14:14:09.569259  # [   42.650250] RBP: 00007fa[   50.493031] irq event stamp: 0

 5320 14:14:09.575979  619e19000 R08: 00007fa619e18010 R09: 0000000000000000

 5321 14:14:09.582734  # [   42.[   50.502694] hardirqs last  enabled at (0): [<0000000000000000>] 0x0

 5322 14:14:09.599110  658220] R10: fffffffffffffbc5 R11: 0000000000000246 R12: 0000000[   50.515879] hardirqs last disabled at (0): [<ffffffff8b8fd834>] copy_process+0x664/0x1c60

 5323 14:14:09.599247  000000001

 5324 14:14:09.612234  # [   42.666191] R13: 0000000000000001 R14: 000000000[   50.531242] softirqs last  enabled at (0): [<ffffffff8b8fd834>] copy_process+0x664/0x1c60

 5325 14:14:09.615571  0020000 R15: 0000000000020000

 5326 14:14:09.625558  # [   42.674157] Modules linked i[   50.546591] softirqs last disabled at (0): [<0000000000000000>] 0x0

 5327 14:14:09.638681  n: fuse ip_tables cros_ec_lid_angle cros_ec_sensors cros_ec_sens[   50.559813] ---[ end trace 7e1796e8a934a123 ]---

 5328 14:14:09.648747  ors_core industrialio_triggered_buffer kfifo_buf industrialio uv[   50.571183] lkdtm: Negative detected: saturated

 5329 14:14:09.685138  cvideo videobuf2_vmalloc cros_ec_sysfs cros_ec_chardev cros_usbpd_logger cros_ec_debugfs cros_ec_lightbar cros_ec_sensorhub videobuf2_memops cros_usbpd_charger videobuf2_v4l2 snd_soc_da7219 gsmi x86_pkg_temp_thermal cros_ec_dev snd_soc_core videobuf2_common snd_compress snd_pcm_dmaengine regmap_i2c coreboot_table i2c_hid cros_usbpd_notify chromeos_pstore cros_kbd_led_backlight

 5330 14:14:09.691457  # [   42.732834] CR2: 0000000000000000

 5331 14:14:09.694627  # [   42.736533] ---[ end trace 7e1796e8a934a117 ]---

 5332 14:14:09.701485  # [   42.741689] RIP: 0010:lkdtm_BUG+0x5/0x10

 5333 14:14:09.721353  # [   42.746067] Code: 89 ff e8 fe f0 79 ff 48 c7 c0 ea ff ff ff eb de 48 c7 c0 ea ff ff ff c3 cc cc cc cc 48 c7 c0 f4 ff ff ff eb c9 0f 1f 44 00 00 <0f> 0b 66 0f 1f 84 00 00 00 00 00 0f 1f 44 00 00 83 05 20 46 e9 02

 5334 14:14:09.727652  # [   42.767052] RSP: 0018:ffffaed74132fe60 EFLAGS: 00010286

 5335 14:14:09.734554  # [   42.772887] RAX: ffffffff8c378590 RBX: 0000000000000001 RCX: 0000000000000000

 5336 14:14:09.744237  # [   42.780857] RDX: 0000000000000000 RSI: ffff8c057ac1bf70 RDI: ffffffff8d37e0b0

 5337 14:14:09.750831  # [   42.788828] RBP: ffffffff8d85c448 R08: 0000000000000001 R09: 0000000000000001

 5338 14:14:09.760739  # [   42.796800] R10: 00000000ffffe000 R11: 3fffffffffffffff R12: 0000000000000004

 5339 14:14:09.767380  # [   42.804772] R13: ffffaed74132ff10 R14: ffffaed74132ff10 R15: ffff8c050351e000

 5340 14:14:09.777185  # [   42.812742] FS:  00007fa61a010580(0000) GS:ffff8c057ac80000(0000) knlGS:0000000000000000

 5341 14:14:09.787369  # [   42.821782] CS:  0010[   50.706984] lkdtm: Performing direct entry REFCOUNT_SUB_AND_TEST_NEGATIVE

 5342 14:14:09.794244  [   50.720544] lkdtm: attempting bad refcount_sub_and_test() below zero

 5343 14:14:09.800123  [   50.727677] ------------[ cut here ]------------

 5344 14:14:09.803634  [   50.732880] refcount_t: underflow; use-after-free.

 5345 14:14:09.813418  [   50.738293] WARNING: CPU: 3 PID: 2198 at lib/refcount.c:28 refcount_warn_saturate+0xba/0x110

 5346 14:14:09.816673   DS: 0000 ES: 0000 CR0: 0000000080050033

 5347 14:14:09.872828  # [   42.828197] CR2: [   50.747729] Modules linked in: fuse ip_tables cros_ec_lid_angle cros_ec_sensors cros_ec_sensors_core industrialio_triggered_buffer kfifo_buf industrialio uvcvideo videobuf2_vmalloc cros_ec_sysfs cros_ec_chardev cros_usbpd_logger cros_ec_debugfs cros_ec_lightbar cros_ec_sensorhub videobuf2_memops cros_usbpd_charger videobuf2_v4l2 snd_soc_da7219 gsmi x86_pkg_temp_thermal cros_ec_dev snd_soc_core videobuf2_common snd_compress snd_pcm_dmaengine regmap_i2c coreboot_table i2c_hid cros_usbpd_notify chromeos_pstore cros_kbd_led_backlight

 5348 14:14:09.882902  [   50.806395] CPU: 3 PID: 2198 Comm: cat Tainted: G      D W         5.10.178-cip31 #1

 5349 14:14:09.889385  [   50.815050] Hardware name: Google Rammus/Rammus, BIOS  09/04/2020

 5350 14:14:09.892843  [   50.821860] RIP: 0010:refcount_warn_saturate+0xba/0x110

 5351 14:14:09.915577  [   50.827700] Code: 01 01 e8 12 b3 c0 00 0f 0b c3 cc cc cc cc 80 3d 46 f7 f6 01 00 75 85 48 c7 c7 30 30 75 8d c6 05 36 f7 f6 01 01 e8 ef b2 c0 00 <0f> 0b c3 cc cc cc cc 80 3d 21 f7 f6 01 00 0f 85 5e ff ff ff 48 c7

 5352 14:14:09.922479  [   50.848690] RSP: 0018:ffffaed742bd7e40 EFLAGS: 00010286

 5353 14:14:09.925770  ffffffffffffffd6 CR3: 0000000103784004 CR4: 00000000003706e0

 5354 14:14:09.935654  # [   50.854529] RAX: 0000000000000000 RBX: 0000000000000032 RCX: 0000000000000000

 5355 14:14:09.948832  [   42.836168] BUG: sleeping function called from invalid contex[   50.868723] RDX: ffff8c057adac660 RSI: ffff8c057ad9bf70 RDI: ffff8c057ad9bf70

 5356 14:14:09.958931  [   50.882912] RBP: ffffffff8d7f7c60 R08: 0000000000000000 R09: 0000000000000000

 5357 14:14:09.965194  [   50.890889] R10: 00000000ffffe000 R11: 3fffffffffffffff R12: 000000000000001f

 5358 14:14:09.972314  [   50.898895] R13: ffffaed742bd7f10 R14: ffffaed742bd7f10 R15: ffff8c050358c000

 5359 14:14:09.981529  [   50.906874] FS:  00007f6be5a17580(0000) GS:ffff8c057ad80000(0000) knlGS:0000000000000000

 5360 14:14:09.988337  [   50.915946] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033

 5361 14:14:09.998056  [   50.922367] CR2: 00007f6be5820000 CR3: 0000000105974002 CR4: 00000000003706e0

 5362 14:14:09.998210  [   50.930342] Call Trace:

 5363 14:14:10.005181  [   50.933099]  __refcount_sub_and_test.constprop.0+0x3c/0x50

 5364 14:14:10.007976  t at include/linux/percpu-rwsem.h:49

 5365 14:14:10.017893  # [   42.846081] in_atomic[   50.939242]  lkdtm_REFCOUNT_SUB_AND_TEST_NEGATIVE+0x3e/0x7b

 5366 14:14:10.021297  [   50.951672]  direct_entry.cold+0x2c/0x38

 5367 14:14:10.027839  [   50.956075]  full_proxy_write+0x53/0x80

 5368 14:14:10.031020  [   50.960393]  vfs_write+0xe7/0x3b0

 5369 14:14:10.034475  [   50.964125]  ksys_write+0x68/0xf0

 5370 14:14:10.038234  [   50.967831]  do_syscall_64+0x30/0x40

 5371 14:14:10.044396  [   50.971853]  entry_SYSCALL_64_after_hwframe+0x61/0xc6

 5372 14:14:10.047438  [   50.977500] RIP: 0033:0x7f6be592d833

 5373 14:14:10.071269  [   50.981523] Code: 8b 15 61 26 0e 00 f7 d8 64 89 02 48 c7 c0 ff ff ff ff eb b7 0f 1f 00 64 8b 04 25 18 00 00 00 85 c0 75 14 b8 01 00 00 00 0f 05 <48> 3d 00 f0 ff ff 77 55 c3 0f 1f 40 00 48 83 ec 28 48 89 54 24 18

 5374 14:14:10.077299  [   51.002515] RSP: 002b:00007fff506a64d8 EFLAGS: 00000246 ORIG_RAX: 0000000000000001

 5375 14:14:10.087165  [   51.010978] RAX: ffffffffffffffda RBX: 000000000000001f RCX: 00007f6be592d833

 5376 14:14:10.093723  [   51.018953] RDX: 000000000000001f RSI: 00007f6be5820000 RDI: 0000000000000001

 5377 14:14:10.100560  [   51.026926] RBP: 00007f6be5820000 R08: 00007f6be581f010 R09: 0000000000000000

 5378 14:14:10.110425  [   51.034902] R10: fffffffffffffbc5 R11: 0000000000000246 R12: 0000000000000001

 5379 14:14:10.116950  [   51.042876] R13: 0000000000000001 R14: 0000000000020000 R15: 0000000000020000

 5380 14:14:10.120455  [   51.050854] irq event stamp: 0

 5381 14:14:10.126847  [   51.054294] hardirqs last  enabled at (0): [<0000000000000000>] 0x0

 5382 14:14:10.136905  [   51.061299] hardirqs last disabled at (0): [<ffffffff8b8fd834>] copy_process+0x664/0x1c60

 5383 14:14:10.146686  [   51.070471] softirqs last  enabled at (0): [<ffffffff8b8fd834>] copy_process+0x664/0x1c60

 5384 14:14:10.153346  [   51.079613] softirqs last disabled at (0): [<0000000000000000>] 0x0

 5385 14:14:10.159908  [   51.086615] ---[ end trace 7e1796e8a934a124 ]---

 5386 14:14:10.163299  [   51.091773] lkdtm: Negative detected: saturated

 5387 14:14:10.170085  (): 0, irqs_disabled(): 1, non_block: 0, pid: 1755, name: cat

 5388 14:14:10.173277  # [   42.854536] INFO: lockdep is turned off.

 5389 14:14:10.176459  # [   42.858914] irq event stamp: 0

 5390 14:14:10.186185  # [   42.862320] hardirqs last  enabled at (0): [<0000000000000000>] 0x0

 5391 14:14:10.193602  # [   42.869320] hardirqs last disabled at (0): [<ffffffff8b8fd834>] copy_process+0x664/0x1c60

 5392 14:14:10.202746  # [   42.878457] softirqs last  enabled at (0): [<ffffffff8b8fd834>] copy_process+0x664/0x1c60

 5393 14:14:10.209210  # [   42.887595] softirqs last disabled at (0): [<0000000000000000>] 0x0

 5394 14:14:10.219065  # [   42.894595] CPU: 1 PID: 1755 Comm: cat Tainted: G      D W         5.10.178-cip31 #1

 5395 14:14:10.226095  # [   42.903249] Hardware name: Google Rammus/Rammus, BIOS  09/04/2020

 5396 14:14:10.229356  # [   42.910054] Call Trace:

 5397 14:14:10.232193  # [   42.912782]  dump_stack+0x77/0x9b

 5398 14:14:10.239047  # [   42.916480]  ___might_sleep.cold+0xa6/0xb6

 5399 14:14:10.242790  # [   42.921053]  exit_signals+0x1c/0x300

 5400 14:14:10.245592  # [   42.925045]  do_exit+0xc2/0xab0

 5401 14:14:10.249252  # [   42.928548]  ? ksys_write+0x68/0xf0

 5402 14:14:10.255287  # [   42.932442]  make_task_dead+0x2f/0x30

 5403 14:14:10.258988  # [   42.936528]  rewind_stack_and_make_dead+0x17/0x20

 5404 14:14:10.265379  # [   42.941779] RIP: 0033:0x7fa619f26833

 5405 14:14:10.289226  # [   42.945767] Code: 8b 15 61 26 0e 00 f7 d8 64 89 02 48 c7 c0 ff ff ff ff eb b7 0f 1f 00 64 8b 04 25 18 00 00 00 85 c0 75 14 b8 01 00 00 00 0f 05 <48> 3d 00 f0 ff ff 77 55 c3 0f [   51.211798] lkdtm: Performing direct entry REFCOUNT_INC_ZERO

 5406 14:14:10.295110  [   51.221385] lkdtm: attempting safe refcount_inc_not_zero() from zero

 5407 14:14:10.298367  1f 40 00 48 83 ec 28 48 89 54 24 18

 5408 14:14:10.305354  # [   42.966752] RSP: 002b:[   51.228517] lkdtm: Good: zero detected

 5409 14:14:10.311508  00007fffadcfe018 EFLAGS: 00000246 ORIG_RAX: 0000000000000001

 5410 14:14:10.314911  # [   51.238912] lkdtm: Correctly stayed at zero

 5411 14:14:10.321920  [   51.249797] lkdtm: attempting bad refcount_inc() from zero

 5412 14:14:10.335040  [   42.975209] RAX: ffffffffffffffda RBX: 000000000000000a RCX: [   51.255926] ------------[ cut here ]------------

 5413 14:14:10.338073  [   51.267296] refcount_t: addition on 0; use-after-free.

 5414 14:14:10.348323  [   51.273066] WARNING: CPU: 2 PID: 2230 at lib/refcount.c:25 refcount_warn_saturate+0x74/0x110

 5415 14:14:10.351255  00007fa619f26833

 5416 14:14:10.407510  # [   42.983179] RDX: 000000000000000a RSI: 00[   51.282503] Modules linked in: fuse ip_tables cros_ec_lid_angle cros_ec_sensors cros_ec_sensors_core industrialio_triggered_buffer kfifo_buf industrialio uvcvideo videobuf2_vmalloc cros_ec_sysfs cros_ec_chardev cros_usbpd_logger cros_ec_debugfs cros_ec_lightbar cros_ec_sensorhub videobuf2_memops cros_usbpd_charger videobuf2_v4l2 snd_soc_da7219 gsmi x86_pkg_temp_thermal cros_ec_dev snd_soc_core videobuf2_common snd_compress snd_pcm_dmaengine regmap_i2c coreboot_table i2c_hid cros_usbpd_notify chromeos_pstore cros_kbd_led_backlight

 5417 14:14:10.417377  [   51.341201] CPU: 2 PID: 2230 Comm: cat Tainted: G      D W         5.10.178-cip31 #1

 5418 14:14:10.420521  007fa619e19000 RDI: 0000000000000001

 5419 14:14:10.430703  # [   42.991150] RBP: 0000[   51.349868] Hardware name: Google Rammus/Rammus, BIOS  09/04/2020

 5420 14:14:10.433860  [   51.362886] RIP: 0010:refcount_warn_saturate+0x74/0x110

 5421 14:14:10.456885  [   51.368724] Code: 01 01 e8 58 b3 c0 00 0f 0b c3 cc cc cc cc 80 3d 8d f7 f6 01 00 75 cb 48 c7 c7 00 30 75 8d c6 05 7d f7 f6 01 01 e8 35 b3 c0 00 <0f> 0b c3 cc cc cc cc 80 3d 6c f7 f6 01 00 75 a8 48 c7 c7 d8 2f 75

 5422 14:14:10.463902  [   51.389715] RSP: 0018:ffffaed742c8fe48 EFLAGS: 00010286

 5423 14:14:10.470242  [   51.395566] RAX: 0000000000000000 RBX: 0000000000000033 RCX: 0000000000000000

 5424 14:14:10.476719  [   51.403579] RDX: ffff8c057ad2c660 RSI: ffff8c057ad1bf70 RDI: ffff8c057ad1bf70

 5425 14:14:10.486701  [   51.411572] RBP: ffffffff8d7f8001 R08: 0000000000000000 R09: 0000000000000000

 5426 14:14:10.493156  [   51.419564] R10: 00000000ffffe000 R11: 3fffffffffffffff R12: 0000000000000012

 5427 14:14:10.503224  [   51.427552] R13: ffffaed742c8ff10 R14: ffffaed742c8ff10 R15: ffff8c0506c66000

 5428 14:14:10.509656  [   51.435564] FS:  00007fc5b2391580(0000) GS:ffff8c057ad00000(0000) knlGS:0000000000000000

 5429 14:14:10.516727  [   51.444606] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033

 5430 14:14:10.525785  [   51.451026] CR2: 00007fc5b219a000 CR3: 0000000104992005 CR4: 00000000003706e0

 5431 14:14:10.529300  [   51.459001] Call Trace:

 5432 14:14:10.532543  [   51.461732]  lkdtm_REFCOUNT_INC_ZERO+0x99/0xc1

 5433 14:14:10.538952  [   51.466727]  direct_entry.cold+0x2c/0x38

 5434 14:14:10.542348  [   51.471133]  full_proxy_write+0x53/0x80

 5435 14:14:10.545595  [   51.475441]  vfs_write+0xe7/0x3b0

 5436 14:14:10.549009  [   51.479168]  ksys_write+0x68/0xf0

 5437 14:14:10.552984  [   51.482871]  do_syscall_64+0x30/0x40

 5438 14:14:10.558777  [   51.486864]  entry_SYSCALL_64_after_hwframe+0x61/0xc6

 5439 14:14:10.562109  [   51.492508] RIP: 0033:0x7fc5b22a7833

 5440 14:14:10.584911  [   51.496544] Code: 8b 15 61 26 0e 00 f7 d8 64 89 02 48 c7 c0 ff ff ff ff eb b7 0f 1f 00 64 8b 04 25 18 00 00 00 85 c0 75 14 b8 01 00 00 00 0f 05 <48> 3d 00 f0 ff ff 77 55 c3 0f 1f 40 00 48 83 ec 28 48 89 54 24 18

 5441 14:14:10.591328  [   51.517533] RSP: 002b:00007fffb4aa32a8 EFLAGS: 00000246 ORIG_RAX: 0000000000000001

 5442 14:14:10.601212  [   51.525994] RAX: ffffffffffffffda RBX: 0000000000000012 RCX: 00007fc5b22a7833

 5443 14:14:10.604549  7fa619e19000 R08: 00007fa619e18010 R09: 0000000000000000

 5444 14:14:10.614938  # [   [   51.533968] RDX: 0000000000000012 RSI: 00007fc5b219a000 RDI: 0000000000000001

 5445 14:14:10.621443  [   51.548152] RBP: 00007fc5b219a000 R08: 00007fc5b2199010 R09: 0000000000000000

 5446 14:14:10.638366  42.999125] R10: fffffffffffffbc5 R11: 0000000000000246 R12: 0000[   51.556126] R10: fffffffffffffbc5 R11: 0000000000000246 R12: 0000000000000001

 5447 14:14:10.644477  [   51.570313] R13: 0000000000000001 R14: 0000000000020000 R15: 0000000000020000

 5448 14:14:10.647701  [   51.578292] irq event stamp: 0

 5449 14:14:10.651275  000000000001

 5450 14:14:10.660781  # [   43.007109] R13: 0000000000000001 R14: 000000[   51.581727] hardirqs last  enabled at (0): [<0000000000000000>] 0x0

 5451 14:14:10.670690  [   51.594943] hardirqs last disabled at (0): [<ffffffff8b8fd834>] copy_process+0x664/0x1c60

 5452 14:14:10.681030  [   51.604081] softirqs last  enabled at (0): [<ffffffff8b8fd834>] copy_process+0x664/0x1c60

 5453 14:14:10.687162  [   51.613220] softirqs last disabled at (0): [<0000000000000000>] 0x0

 5454 14:14:10.690690  [   51.620221] ---[ end trace 7e1796e8a934a125 ]---

 5455 14:14:10.697283  [   51.625378] lkdtm: Zero detected: saturated

 5456 14:14:10.700187  0000020000 R15: 0000000000020000

 5457 14:14:10.703648  # EXEC_NULL: saw 'call trace:': ok

 5458 14:14:10.707225  ok 36 selftests: lkdtm: EXEC_NULL.sh

 5459 14:14:10.710142  # selftests: lkdtm: ACCESS_USERSPACE.sh

 5460 14:14:10.713449  # Killed

 5461 14:14:10.717122  # [   43.207149] lkdtm: Performing direct entry ACCESS_USERSPACE

 5462 14:14:10.723373  # [   43.213996] lkdtm: attempting bad read at 00007fbfefcb2000

 5463 14:14:10.733571  # [   43.226346] BUG: unable to handle page fault for address: 00007fbfefcb2000

 5464 14:14:10.740449  # [   43.240211] #PF: supervisor read access in kernel mode

 5465 14:14:10.746698  # [   43.245938] #PF: error_code(0x0001) - permissions violation

 5466 14:14:10.756947  # [   43.252159] PGD 8000000103895067 P4D 8000000103895067 PUD 103454067 PMD 10327c067 PTE 10b2ad067

 5467 14:14:10.760615  # [   43.261885] Oops: 0001 [#12] SMP PTI

 5468 14:14:10.769541  # [   43.265874] CPU: 0 PID: 1790 Comm: cat Tainted: G      D W         5.10.178-cip31 #1

 5469 14:14:10.776159  # [   43.274524] Hardware name: Google Rammus/Rammus, BIOS  09/04/2020

 5470 14:14:10.782734  # [   43.281332] RIP: 0010:lkdtm_ACCESS_USERSPACE.cold+0x41/0xa3

 5471 14:14:10.802403  # [   43.287559] Code: 00 00 00 75 64 48 83 c4 10 5d c3 cc cc cc cc 48 89 ee 48 c7 c7 88 8e 7f 8d e8 47 d8 fb ff 48 c7 c7 b0 8e 7f 8d b8 de c0 de c0 <48> 03 45 00 48 89 04 24 e8 2e d8 fb ff 48 89 ee 48 c7 c7 d8 8e 7f

 5472 14:14:10.808799  # [   43.308543] RSP: 0018:ffffaed742587e48 EFLAGS: 00010246

 5473 14:14:10.822472  # [   43.314369] RAX: 00000000c0dec0de RBX: 0000000000000026 RCX[   51.745400] lkdtm: Performing direct entry REFCOUNT_ADD_ZERO

 5474 14:14:10.822559  : 0000000000000000

 5475 14:14:10.835516  # [   43.322329] RDX: 0000000000000000 RSI: [   51.754489] lkdtm: attempting safe refcount_add_not_zero() from zero

 5476 14:14:10.838723  ffff8c057ac1bf70 RDI: ffffffff8d7f8eb0

 5477 14:14:10.845381  # [   43.330297] RBP: 00[   51.767811] lkdtm: Good: zero detected

 5478 14:14:10.848489  [   51.778204] lkdtm: Correctly stayed at zero

 5479 14:14:10.855196  007fbfefcb2000 R08: 0000000000000000 R09: 0000000000000000

 5480 14:14:10.861793  # [ [   51.782878] lkdtm: attempting bad refcount_add() from zero

 5481 14:14:10.871977    43.338267] R10: 00000000ffffe000 R11: 3fffffffffffffff R12: 00[   51.795218] ------------[ cut here ]------------

 5482 14:14:10.874931  00000000000011

 5483 14:14:10.885323  # [   43.346235] R13: ffffaed742587f10 R14: ffff[   51.806594] refcount_t: addition on 0; use-after-free.

 5484 14:14:10.888176  aed742587f10 R15: ffff8c0503c37000

 5485 14:14:10.901386  # [   43.354204] FS:  00007f[   51.818588] WARNING: CPU: 1 PID: 2262 at lib/refcount.c:25 refcount_warn_saturate+0x74/0x110

 5486 14:14:10.960766  bfefc83580(0000) GS:ffff8c057ac00000(0000) knlGS:000000000000000[   51.834206] Modules linked in: fuse ip_tables cros_ec_lid_angle cros_ec_sensors cros_ec_sensors_core industrialio_triggered_buffer kfifo_buf industrialio uvcvideo videobuf2_vmalloc cros_ec_sysfs cros_ec_chardev cros_usbpd_logger cros_ec_debugfs cros_ec_lightbar cros_ec_sensorhub videobuf2_memops cros_usbpd_charger videobuf2_v4l2 snd_soc_da7219 gsmi x86_pkg_temp_thermal cros_ec_dev snd_soc_core videobuf2_common snd_compress snd_pcm_dmaengine regmap_i2c coreboot_table i2c_hid cros_usbpd_notify chromeos_pstore cros_kbd_led_backlight

 5487 14:14:10.960864  0

 5488 14:14:10.974002  # [   43.363240] CS:  0010 DS: 0000 ES: 0000 CR0: 00000000800[   51.892917] CPU: 1 PID: 2262 Comm: cat Tainted: G      D W         5.10.178-cip31 #1

 5489 14:14:10.974087  50033

 5490 14:14:10.987298  # [   43.369654] CR2: 00007fbfefcb2000 CR3: 00000001035f4[   51.907763] Hardware name: Google Rammus/Rammus, BIOS  09/04/2020

 5491 14:14:10.990661  001 CR4: 00000000003706f0

 5492 14:14:10.994009  # [   43.377624] Call Trace:

 5493 14:14:11.001008  # [   4[   51.920788] RIP: 0010:refcount_warn_saturate+0x74/0x110

 5494 14:14:11.003606  3.380353]  direct_entry.cold+0x2c/0x38

 5495 14:14:11.026726  # [   43.384737]  full_p[   51.932842] Code: 01 01 e8 58 b3 c0 00 0f 0b c3 cc cc cc cc 80 3d 8d f7 f6 01 00 75 cb 48 c7 c7 00 30 75 8d c6 05 7d f7 f6 01 01 e8 35 b3 c0 00 <0f> 0b c3 cc cc cc cc 80 3d 6c f7 f6 01 00 75 a8 48 c7 c7 d8 2f 75

 5496 14:14:11.030067  roxy_write+0x53/0x80

 5497 14:14:11.033260  # [   43.389023]  vfs_write+0xe7/0x3b0

 5498 14:14:11.039877  # [   51.960051] RSP: 0018:ffffaed742cd7e48 EFLAGS: 00010286

 5499 14:14:11.046839  [   51.972106] RAX: 0000000000000000 RBX: 0000000000000034 RCX: 0000000000000000

 5500 14:14:11.049866  [   43.392728]  ksys_write+0x68/0xf0

 5501 14:14:11.059953  # [   43.396426]  do_sysca[   51.980083] RDX: ffff8c057acac660 RSI: ffff8c057ac9bf70 RDI: ffff8c057ac9bf70

 5502 14:14:11.069382  [   51.994279] RBP: ffffffff8d7f8013 R08: 0000000000000000 R09: 0000000000000000

 5503 14:14:11.069522  ll_64+0x30/0x40

 5504 14:14:11.082992  # [   43.400420]  entry_SYSCALL_64_after_hwfram[   52.002280] R10: 00000000ffffe000 R11: 3fffffffffffffff R12: 0000000000000012

 5505 14:14:11.089726  [   52.016464] R13: ffffaed742cd7f10 R14: ffffaed742cd7f10 R15: ffff8c0506e2b000

 5506 14:14:11.093360  e+0x61/0xc6

 5507 14:14:11.096461  # [   43.406061] RIP: 0033:0x7fbfefb99833

 5508 14:14:11.106310  # [   43[   52.024441] FS:  00007fa69fd26580(0000) GS:ffff8c057ac80000(0000) knlGS:0000000000000000

 5509 14:14:11.112889  [   52.039694] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033

 5510 14:14:11.125849  .410049] Code: 8b 15 61 26 0e 00 f7 d8 64 89 02 48 c7 c0 ff ff f[   52.046116] CR2: 00007fa69fb2f000 CR3: 0000000103fea004 CR4: 00000000003706e0

 5511 14:14:11.128824  [   52.060303] Call Trace:

 5512 14:14:11.142131  f ff eb b7 0f 1f 00 64 8b 04 25 18 00 00 00 85 c0 75 14 b8 01 00[   52.063038]  lkdtm_REFCOUNT_ADD_ZERO+0x99/0xc1

 5513 14:14:11.152763   00 00 0f 05 <48> 3d 00 f0 ff ff 77 55 c3 0f 1f 40 00 48 83 ec 2[   52.074211]  direct_entry.cold+0x2c/0x38

 5514 14:14:11.152848  8 48 89 54 24 18

 5515 14:14:11.162072  # [   43.431023] RSP: 002b:00007ffd2fdac428 EF[   52.084808]  full_proxy_write+0x53/0x80

 5516 14:14:11.165322  LAGS: 00000246 ORIG_RAX: 0000000000000001

 5517 14:14:11.171902  # [   43.439478] RAX:[   52.095310]  vfs_write+0xe7/0x3b0

 5518 14:14:11.178499   ffffffffffffffda RBX: 0000000000000011 RCX: 00007fbfefb99833

 5519 14:14:11.181927  #[   52.105233]  ksys_write+0x68/0xf0

 5520 14:14:11.191813   [   43.447446] RDX: 0000000000000011 RSI: 00007fbfefa8c000 RDI:[   52.115150]  do_syscall_64+0x30/0x40

 5521 14:14:11.194962   0000000000000001

 5522 14:14:11.205005  # [   43.455415] RBP: 00007fbfefa8c000 R08: 0[   52.125359]  entry_SYSCALL_64_after_hwframe+0x61/0xc6

 5523 14:14:11.208503  0007fbfefa8b010 R09: 0000000000000000

 5524 14:14:11.215337  # [   43.463382] R10: fff[   52.137219] RIP: 0033:0x7fa69fc3c833

 5525 14:14:11.218394  ffffffffffbc5 R11: 0000000000000246 R12: 0000000000000001

 5526 14:14:11.242261  # [  [   52.147426] Code: 8b 15 61 26 0e 00 f7 d8 64 89 02 48 c7 c0 ff ff ff ff eb b7 0f 1f 00 64 8b 04 25 18 00 00 00 85 c0 75 14 b8 01 00 00 00 0f 05 <48> 3d 00 f0 ff ff 77 55 c3 0f 1f 40 00 48 83 ec 28 48 89 54 24 18

 5527 14:14:11.254837   43.471351] R13: 0000000000000001 R14: 0000000000020000 R15: 000[   52.174628] RSP: 002b:00007ffdeb644d38 EFLAGS: 00000246 ORIG_RAX: 0000000000000001

 5528 14:14:11.258071  0000000020000

 5529 14:14:11.271290  # [   43.479322] Modules linked in: fuse ip_table[   52.189304] RAX: ffffffffffffffda RBX: 0000000000000012 RCX: 00007fa69fc3c833

 5530 14:14:11.284301  s cros_ec_lid_angle cros_ec_sensors cros_ec_sensors_core industr[   52.203493] RDX: 0000000000000012 RSI: 00007fa69fb2f000 RDI: 0000000000000001

 5531 14:14:11.297341  ialio_triggered_buffer kfifo_buf industrialio uvcvideo videobuf2[   52.217682] RBP: 00007fa69fb2f000 R08: 00007fa69fb2e010 R09: 0000000000000000

 5532 14:14:11.314453  _vmalloc cros_ec_sysfs cros_ec_chardev cros_usbpd_logger cros_ec[   52.231868] R10: fffffffffffffbc5 R11: 0000000000000246 R12: 0000000000000001

 5533 14:14:11.327684  _debugfs cros_ec_lightbar cros_ec_sensorhub videobuf2_memops cro[   52.246056] R13: 0000000000000001 R14: 0000000000020000 R15: 0000000000020000

 5534 14:14:11.337280  s_usbpd_charger videobuf2_v4l2 snd_soc_da7219 gsmi x86_pkg_temp_[   52.260249] irq event stamp: 0

 5535 14:14:11.350443  thermal cros_ec_dev snd_soc_core videobuf2_common snd_compress s[   52.269871] hardirqs last  enabled at (0): [<0000000000000000>] 0x0

 5536 14:14:11.363750  nd_pcm_dmaengine regmap_i2c coreboot_table i2c_hid cros_usbpd_no[   52.283089] hardirqs last disabled at (0): [<ffffffff8b8fd834>] copy_process+0x664/0x1c60

 5537 14:14:11.370057  tify chromeos_pstore cros_kbd_led_backlight

 5538 14:14:11.380182  # [   43.531786] CR[   52.298439] softirqs last  enabled at (0): [<ffffffff8b8fd834>] copy_process+0x664/0x1c60

 5539 14:14:11.383453  2: 00007fbfefcb2000

 5540 14:14:11.393554  # [   43.535482] ---[ end trace 7e1796e8a93[   52.313792] softirqs last disabled at (0): [<0000000000000000>] 0x0

 5541 14:14:11.393637  4a118 ]---

 5542 14:14:11.399903  # [   43.540637] RIP: 0010:lkdtm_BUG+0x5/0x10

 5543 14:14:11.406845  # [  [   52.327009] ---[ end trace 7e1796e8a934a126 ]---

 5544 14:14:11.416853   43.545011] Code: 89 ff e8 fe f0 79 ff 48 c7 c0 ea ff ff ff eb d[   52.338381] lkdtm: Zero detected: saturated

 5545 14:14:11.429847  e 48 c7 c0 ea ff ff ff c3 cc cc cc cc 48 c7 c0 f4 ff ff ff eb c9 0f 1f 44 00 00 <0f> 0b 66 0f 1f 84 00 00 00 00 00 0f 1f 44 00 00 83 05 20 46 e9 02

 5546 14:14:11.436791  # [   43.565991] RSP: 0018:ffffaed74132fe60 EFLAGS: 00010286

 5547 14:14:11.442676  # [   43.571822] RAX: ffffffff8c378590 RBX: 0000000000000001 RCX: 0000000000000000

 5548 14:14:11.452851  # [   43.579790] RDX: 0000000000000000 RSI: ffff8c057ac1bf70 RDI: ffffffff8d37e0b0

 5549 14:14:11.459246  # [   43.587759] RBP: ffffffff8d85c448 R08: 0000000000000001 R09: 0000000000000001

 5550 14:14:11.468945  # [   43.595727] R10: 00000000ffffe000 R11: 3fffffffffffffff R12: 0000000000000004

 5551 14:14:11.475741  # [   43.603696] R13: ffffaed74132ff10 R14: ffffaed74132ff10 R15: ffff8c050351e000

 5552 14:14:11.485367  # [   43.611664] FS:  00007fbfefc83580(0000) GS:ffff8c057ac00000(0000) knlGS:0000000000000000

 5553 14:14:11.492277  # [   43.620698] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033

 5554 14:14:11.501952  # [   43.627113] CR2: 00007fbfefcb2000 CR3: 00000001035f4001 CR4: 00000000003706f0

 5555 14:14:11.505341  # ACCESS_USERSPACE: saw 'call trace:': ok

 5556 14:14:11.509262  ok 37 selftests: lkdtm: ACCESS_USERSPACE.sh

 5557 14:14:11.511806  # selftests: lkdtm: ACCESS_NULL.sh

 5558 14:14:11.515212  # Killed

 5559 14:14:11.519150  # [   43.780405] lkdtm: Performing direct entry ACCESS_NULL

 5560 14:14:11.525037  # [   43.790098] lkdtm: attempting bad read at 0000000000000000

 5561 14:14:11.541874  # [   43.796249] BUG: kernel NULL pointer dereference, address: 00000000000000[   52.466842] lkdtm: Performing direct entry REFCOUNT_INC_SATURATED

 5562 14:14:11.542022  00

 5563 14:14:11.548524  # [   43.804027] #PF: supervisor read access in kernel mode

 5564 14:14:11.555086  [   52.474213] lkdtm: attempting bad refcount_inc() from saturated

 5565 14:14:11.555177  

 5566 14:14:11.558228  # [   43.815975] #PF: error_code(0x0000) - not-present page

 5567 14:14:11.564671  # [   52.487050] ------------[ cut here ]------------

 5568 14:14:11.568397  [   43.821710] PGD 0 P4D 0 

 5569 14:14:11.577903  # [   43.824536] Oops: 0000 [#13] S[   52.498419] refcount_t: saturated; leaking memory.

 5570 14:14:11.577987  MP PTI

 5571 14:14:11.591515  # [   43.828524] CPU: 3 PID: 1825 Comm: cat Tainted: G  [   52.510017] WARNING: CPU: 1 PID: 2297 at lib/refcount.c:22 refcount_warn_saturate+0x51/0x110

 5572 14:14:11.594956      D W         5.10.178-cip31 #1

 5573 14:14:11.679094  # [   43.837174] Hardware nam[   52.525635] Modules linked in: fuse ip_tables cros_ec_lid_angle cros_ec_sensors cros_ec_sensors_core industrialio_triggered_buffer kfifo_buf industrialio uvcvideo videobuf2_vmalloc cros_ec_sysfs cros_ec_chardev cros_usbpd_logger cros_ec_debugfs cros_ec_lightbar cros_ec_sensorhub videobuf2_memops cros_usbpd_charger videobuf2_v4l2 snd_soc_da7219 gsmi x86_pkg_temp_thermal cros_ec_dev snd_soc_core videobuf2_common snd_compress snd_pcm_dmaengine regmap_i2c coreboot_table i2c_hid cros_usbpd_notify chromeos_pstore cros_kbd_led_backlight

 5574 14:14:11.679581  e: Google Rammus/Rammus, BIOS  09/04/2020

 5575 14:14:11.679989  # [   43.843980] RIP:[   52.584318] CPU: 1 PID: 2297 Comm: cat Tainted: G      D W         5.10.178-cip31 #1

 5576 14:14:11.680366  [   52.599189] Hardware name: Google Rammus/Rammus, BIOS  09/04/2020

 5577 14:14:11.680737   0010:lkdtm_ACCESS_NULL+0x14/0x53

 5578 14:14:11.683387  # [   43.849231] Code: eb d7 [   52.606003] RIP: 0010:refcount_warn_saturate+0x51/0x110

 5579 14:14:11.713541  fb ff be 00 10 00 00 48 89 ef e8 0d b1 0f ff e9 69 ff ff ff 0f 1[   52.618054] Code: 84 bc 00 00 00 c3 cc cc cc cc 85 f6 74 46 80 3d b1 f7 f6 01 00 75 ee 48 c7 c7 d8 2f 75 8d c6 05 a1 f7 f6 01 01 e8 58 b3 c0 00 <0f> 0b c3 cc cc cc cc 80 3d 8d f7 f6 01 00 75 cb 48 c7 c7 00 30 75

 5580 14:14:11.723767  f 44 00 00 53 31 f6 48 c7 c7 88 8e 7f 8d e8 c5 d7 fb ff <48> 8b [   52.645262] RSP: 0018:ffffaed742d77e48 EFLAGS: 00010286

 5581 14:14:11.730536  1c 25 00 00 00 00 b8 de c0 de c0 48 c7 c7 b0 8e 7f 8d 48 01

 5582 14:14:11.739495  # [[   52.657343] RAX: 0000000000000000 RBX: 0000000000000035 RCX: 0000000000000000

 5583 14:14:11.742990     43.870216] RSP: 0018:ffffaed742637e58 EFLAGS: 00010246

 5584 14:14:11.752870  # [  [   52.671532] RDX: ffff8c057acac660 RSI: ffff8c057ac9bf70 RDI: ffff8c057ac9bf70

 5585 14:14:11.759418  [   52.685702] RBP: ffffffff8d7f8025 R08: 0000000000000000 R09: 0000000000000000

 5586 14:14:11.775945   43.876046] RAX: 000000000000002e RBX: 0000000000000027 RCX: 000[   52.693679] R10: 00000000ffffe000 R11: 3fffffffffffffff R12: 0000000000000017

 5587 14:14:11.782370  [   52.707866] R13: ffffaed742d77f10 R14: ffffaed742d77f10 R15: ffff8c050358a000

 5588 14:14:11.782454  0000000000000

 5589 14:14:11.798918  # [   43.884032] RDX: 0000000000000000 RSI: ffff8[   52.715842] FS:  00007f6f6df11580(0000) GS:ffff8c057ac80000(0000) knlGS:0000000000000000

 5590 14:14:11.805700  [   52.731096] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033

 5591 14:14:11.809147  c057ad9bf70 RDI: ffff8c057ad9bf70

 5592 14:14:11.819039  # [   43.892016] RBP: fffffff[   52.737518] CR2: 00007f6f6dd1a000 CR3: 0000000105b38003 CR4: 00000000003706e0

 5593 14:14:11.822406  [   52.751703] Call Trace:

 5594 14:14:11.825850  f8d7f7f79 R08: 0000000000000000 R09: 0000000000000000

 5595 14:14:11.832191  # [   43.[   52.754438]  lkdtm_REFCOUNT_INC_SATURATED+0x3c/0x64

 5596 14:14:11.842203  899991] R10: 00000000ffffe000 R11: 3fffffffffffffff R12: 0000000[   52.766096]  direct_entry.cold+0x2c/0x38

 5597 14:14:11.845393  00000000c

 5598 14:14:11.855283  # [   43.907960] R13: ffffaed742637f10 R14: ffffaed74[   52.776696]  full_proxy_write+0x53/0x80

 5599 14:14:11.855365  2637f10 R15: ffff8c0503c28000

 5600 14:14:11.865558  # [   43.915944] FS:  00007fe5f8a[   52.787195]  vfs_write+0xe7/0x3b0

 5601 14:14:11.868567  1e580(0000) GS:ffff8c057ad80000(0000) knlGS:0000000000000000

 5602 14:14:11.875511  # [   52.797113]  ksys_write+0x68/0xf0

 5603 14:14:11.885400  [   43.924988] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033[   52.807036]  do_syscall_64+0x30/0x40

 5604 14:14:11.885518  

 5605 14:14:11.895056  # [   43.931405] CR2: 0000000000000000 CR3: 0000000103810001 C[   52.817246]  entry_SYSCALL_64_after_hwframe+0x61/0xc6

 5606 14:14:11.898481  R4: 00000000003706e0

 5607 14:14:11.901475  # [   43.939375] Call Trace:

 5608 14:14:11.905242  # [   43.942[   52.829106] RIP: 0033:0x7f6f6de27833

 5609 14:14:11.928227  [   52.839316] Code: 8b 15 61 26 0e 00 f7 d8 64 89 02 48 c7 c0 ff ff ff ff eb b7 0f 1f 00 64 8b 04 25 18 00 00 00 85 c0 75 14 b8 01 00 00 00 0f 05 <48> 3d 00 f0 ff ff 77 55 c3 0f 1f 40 00 48 83 ec 28 48 89 54 24 18

 5610 14:14:11.931638  102]  direct_entry.cold+0x2c/0x38

 5611 14:14:11.940793  # [   43.946483]  full_proxy_[   52.860309] RSP: 002b:00007ffdf1eb05c8 EFLAGS: 00000246 ORIG_RAX: 0000000000000001

 5612 14:14:11.950709  [   52.874999] RAX: ffffffffffffffda RBX: 0000000000000017 RCX: 00007f6f6de27833

 5613 14:14:11.950795  write+0x53/0x80

 5614 14:14:11.953911  # [   43.950764]  vfs_write+0xe7/0x3b0

 5615 14:14:11.963764  # [   4[   52.882975] RDX: 0000000000000017 RSI: 00007f6f6dd1a000 RDI: 0000000000000001

 5616 14:14:11.967245  3.954454]  ksys_write+0x68/0xf0

 5617 14:14:11.977018  # [   43.958151]  do_syscall_64[   52.897162] RBP: 00007f6f6dd1a000 R08: 00007f6f6dd19010 R09: 0000000000000000

 5618 14:14:11.980717  +0x30/0x40

 5619 14:14:11.993811  # [   43.962131]  entry_SYSCALL_64_after_hwframe+0x6[   52.911353] R10: fffffffffffffbc5 R11: 0000000000000246 R12: 0000000000000001

 5620 14:14:12.000504  [   52.925544] R13: 0000000000000001 R14: 0000000000020000 R15: 0000000000020000

 5621 14:14:12.000587  1/0xc6

 5622 14:14:12.003438  # [   43.967771] RIP: 0033:0x7fe5f8934833

 5623 14:14:12.010506  # [   43.9717[   52.933542] irq event stamp: 0

 5624 14:14:12.016732  [   52.943142] hardirqs last  enabled at (0): [<0000000000000000>] 0x0

 5625 14:14:12.033374  50] Code: 8b 15 61 26 0e 00 f7 d8 64 89 02 48 c7 c0 ff ff ff ff [   52.950147] hardirqs last disabled at (0): [<ffffffff8b8fd834>] copy_process+0x664/0x1c60

 5626 14:14:12.039844  [   52.965498] softirqs last  enabled at (0): [<ffffffff8b8fd834>] copy_process+0x664/0x1c60

 5627 14:14:12.052910  eb b7 0f 1f 00 64 8b 04 25 18 00 00 00 85 c0 75 14 b8 01 00 00 0[   52.974640] softirqs last disabled at (0): [<0000000000000000>] 0x0

 5628 14:14:12.059716  [   52.987854] ---[ end trace 7e1796e8a934a127 ]---

 5629 14:14:12.072617  0 0f 05 <48> 3d 00 f0 ff ff 77 55 c3 0f 1f 40 00 48 83 ec 28 48 [   52.993014] lkdtm: Saturation detected: still saturated

 5630 14:14:12.072705  89 54 24 18

 5631 14:14:12.082921  # [   43.992735] RSP: 002b:00007fff4b2effb8 EFLAGS: 00000246 ORIG_RAX: 0000000000000001

 5632 14:14:12.090009  # [   44.001191] RAX: ffffffffffffffda RBX: 000000000000000c RCX: 00007fe5f8934833

 5633 14:14:12.099073  # [   44.009161] RDX: 000000000000000c RSI: 00007fe5f8827000 RDI: 0000000000000001

 5634 14:14:12.105621  # [   44.017132] RBP: 00007fe5f8827000 R08: 00007fe5f8826010 R09: 0000000000000000

 5635 14:14:12.115449  # [   44.025101] R10: fffffffffffffbc5 R11: 0000000000000246 R12: 0000000000000001

 5636 14:14:12.122509  # [   44.033071] R13: 0000000000000001 R14: 0000000000020000 R15: 0000000000020000

 5637 14:14:12.174836  # [   44.041045] Modules linked in: fuse ip_tables cros_ec_lid_angle cros_ec_sensors cros_ec_sensors_core industrialio_triggered_buffer kfifo_buf industrialio uvcvideo videobuf2_vmalloc cros_ec_sysfs cros_ec_chardev cros_usbpd_logger cros_ec_debugfs cros_ec_lightbar cros_ec_sensorhub videobuf2_memops cros_usbpd_charger videobuf2_v4l2 snd_soc_da7219 gsmi x86_pkg_temp_thermal cros_ec_dev snd_soc_core videobuf2_common snd_compress snd_pcm_dmaengine regmap_i2c coreboot_table i2c_hid cros_usbpd_notify chromeos_pstore cros_kbd_led_backlight

 5638 14:14:12.178341  # [   44.099757] CR2: 0000000000000000

 5639 14:14:12.184448  # [   44.103455] ---[ end trace 7e1796e8a934a119 ]---

 5640 14:14:12.188102  # [   44.108611] RIP: 0010:lkdtm_BUG+0x5/0x10

 5641 14:14:12.197623  # [   44.1[   53.120055] lkdtm: Performing direct entry REFCOUNT_DEC_SATURATED

 5642 14:14:12.210817  12987] Code: 89 ff e8 fe f0 79 ff 48 c7 c0 ea ff ff ff eb de 48 [   53.130194] lkdtm: attempting bad refcount_dec() from saturated

 5643 14:14:12.220740  c7 c0 ea ff ff ff c3 cc cc cc cc 48 c7 c0 f4 ff ff ff eb c9 0f 1[   53.143028] ------------[ cut here ]------------

 5644 14:14:12.227116  [   53.154398] refcount_t: decrement hit 0; leaking memory.

 5645 14:14:12.243564  f 44 00 00 <0f> 0b 66 0f 1f 84 00 00 00 00 00 0f 1f 44 00 00 83 [   53.160365] WARNING: CPU: 1 PID: 2332 at lib/refcount.c:31 refcount_warn_saturate+0xfb/0x110

 5646 14:14:12.243676  05 20 46 e9 02

 5647 14:14:12.300186  # [   44.133974] RSP: 0018:ffffaed74132fe60 EFLA[   53.175982] Modules linked in: fuse ip_tables cros_ec_lid_angle cros_ec_sensors cros_ec_sensors_core industrialio_triggered_buffer kfifo_buf industrialio uvcvideo videobuf2_vmalloc cros_ec_sysfs cros_ec_chardev cros_usbpd_logger cros_ec_debugfs cros_ec_lightbar cros_ec_sensorhub videobuf2_memops cros_usbpd_charger videobuf2_v4l2 snd_soc_da7219 gsmi x86_pkg_temp_thermal cros_ec_dev snd_soc_core videobuf2_common snd_compress snd_pcm_dmaengine regmap_i2c coreboot_table i2c_hid cros_usbpd_notify chromeos_pstore cros_kbd_led_backlight

 5648 14:14:12.303021  GS: 00010286

 5649 14:14:12.316003  # [   44.139806] RAX: ffffffff8c378590 RBX: 000000[   53.234668] CPU: 1 PID: 2332 Comm: cat Tainted: G      D W         5.10.178-cip31 #1

 5650 14:14:12.319306  0000000001 RCX: 0000000000000000

 5651 14:14:12.329431  # [   44.147777] RDX: 00000000[   53.249541] Hardware name: Google Rammus/Rammus, BIOS  09/04/2020

 5652 14:14:12.336212  00000000 RSI: ffff8c057ac1bf70 RDI: ffffffff8d37e0b0

 5653 14:14:12.342706  # [   44.1[   53.262567] RIP: 0010:refcount_warn_saturate+0xfb/0x110

 5654 14:14:12.368918  55747] RBP: ffffffff8d85c448 R08: 0000000000000001 R09: 00000000[   53.274622] Code: 88 30 75 8d c6 05 0d f7 f6 01 01 e8 c8 b2 c0 00 0f 0b c3 cc cc cc cc 48 c7 c7 58 30 75 8d c6 05 f4 f6 f6 01 01 e8 ae b2 c0 00 <0f> 0b c3 cc cc cc cc 66 66 2e 0f 1f 84 00 00 00 00 00 0f 1f 00 8b

 5655 14:14:12.369061  00000001

 5656 14:14:12.378867  # [   44.163724] R10: 00000000ffffe000 R11: 3fffffffff[   53.301851] RSP: 0018:ffffaed742defe48 EFLAGS: 00010286

 5657 14:14:12.382265  ffffff R12: 0000000000000004

 5658 14:14:12.395539  # [   44.171695] R13: ffffaed74132[   53.313890] RAX: 0000000000000000 RBX: 0000000000000036 RCX: 0000000000000000

 5659 14:14:12.402216  [   53.328078] RDX: ffff8c057acac660 RSI: ffff8c057ac9bf70 RDI: ffff8c057ac9bf70

 5660 14:14:12.408726  ff10 R14: ffffaed74132ff10 R15: ffff8c050351e000

 5661 14:14:12.418845  # [   44.17966[   53.336054] RBP: ffffffff8d7f803c R08: 0000000000000000 R09: 0000000000000000

 5662 14:14:12.424721  [   53.350240] R10: 00000000ffffe000 R11: 3fffffffffffffff R12: 0000000000000017

 5663 14:14:12.438128  7] FS:  00007fe5f8a1e580(0000) GS:ffff8c057ad80000(0000) knlGS:0[   53.358216] R13: ffffaed742deff10 R14: ffffaed742deff10 R15: ffff8c0503c1c000

 5664 14:14:12.448117  [   53.372403] FS:  00007f3c7b812580(0000) GS:ffff8c057ac80000(0000) knlGS:0000000000000000

 5665 14:14:12.448245  000000000000000

 5666 14:14:12.461658  # [   44.188700] CS:  0010 DS: 0000 ES: 0000 CR[   53.381449] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033

 5667 14:14:12.468659  [   53.394079] CR2: 00007f3c7b61b000 CR3: 0000000105094001 CR4: 00000000003706e0

 5668 14:14:12.471076  0: 0000000080050033

 5669 14:14:12.477727  # [   44.195115] CR2: 0000000000000000 CR3:[   53.402056] Call Trace:

 5670 14:14:12.481009   0000000103810001 CR4: 00000000003706e0

 5671 14:14:12.487714  # [   44.203086] BUG: s[   53.411002]  lkdtm_REFCOUNT_DEC_SATURATED+0x37/0x5f

 5672 14:14:12.500641  leeping function called from invalid context at include/linux/pe[   53.422668]  direct_entry.cold+0x2c/0x38

 5673 14:14:12.500766  rcpu-rwsem.h:49

 5674 14:14:12.510530  # [   44.212999] in_atomic(): 0, irqs_disabled([   53.433268]  full_proxy_write+0x53/0x80

 5675 14:14:12.514122  ): 1, non_block: 0, pid: 1825, name: cat

 5676 14:14:12.520539  # [   44.221454] INFO:[   53.443780]  vfs_write+0xe7/0x3b0

 5677 14:14:12.523860   lockdep is turned off.

 5678 14:14:12.527478  # [   44.225831] irq event stamp: 0

 5679 14:14:12.530763  # [   53.453696]  ksys_write+0x68/0xf0

 5680 14:14:12.540573  [   44.229236] hardirqs last  enabled at (0): [<0000000000000000[   53.463617]  do_syscall_64+0x30/0x40

 5681 14:14:12.540680  >] 0x0

 5682 14:14:12.553705  # [   44.236237] hardirqs last disabled at (0): [<ffffff[   53.473825]  entry_SYSCALL_64_after_hwframe+0x61/0xc6

 5683 14:14:12.557012  [   53.485685] RIP: 0033:0x7f3c7b728833

 5684 14:14:12.560345  ff8b8fd834>] copy_process+0x664/0x1c60

 5685 14:14:12.583478  # [   44.245374] softirq[   53.489678] Code: 8b 15 61 26 0e 00 f7 d8 64 89 02 48 c7 c0 ff ff ff ff eb b7 0f 1f 00 64 8b 04 25 18 00 00 00 85 c0 75 14 b8 01 00 00 00 0f 05 <48> 3d 00 f0 ff ff 77 55 c3 0f 1f 40 00 48 83 ec 28 48 89 54 24 18

 5686 14:14:12.593397  [   53.516881] RSP: 002b:00007fff9151eb78 EFLAGS: 00000246 ORIG_RAX: 0000000000000001

 5687 14:14:12.606303  s last  enabled at (0): [<ffffffff8b8fd834>] copy_process+0x664/[   53.525344] RAX: ffffffffffffffda RBX: 0000000000000017 RCX: 00007f3c7b728833

 5688 14:14:12.606463  0x1c60

 5689 14:14:12.619771  # [   44.254511] softirqs last disabled at (0): [<000000[   53.539531] RDX: 0000000000000017 RSI: 00007f3c7b61b000 RDI: 0000000000000001

 5690 14:14:12.623182  0000000000>] 0x0

 5691 14:14:12.636243  # [   44.261510] CPU: 3 PID: 1825 Comm: cat Ta[   53.553736] RBP: 00007f3c7b61b000 R08: 00007f3c7b61a010 R09: 0000000000000000

 5692 14:14:12.642709  [   53.567926] R10: fffffffffffffbc5 R11: 0000000000000246 R12: 0000000000000001

 5693 14:14:12.646610  inted: G      D W         5.10.178-cip31 #1

 5694 14:14:12.655743  # [   44.270161] Ha[   53.575901] R13: 0000000000000001 R14: 0000000000020000 R15: 0000000000020000

 5695 14:14:12.662624  rdware name: Google Rammus/Rammus, BIOS  09/04/2020

 5696 14:14:12.665934  # [   44.27[   53.590110] irq event stamp: 0

 5697 14:14:12.672998  [   53.599719] hardirqs last  enabled at (0): [<0000000000000000>] 0x0

 5698 14:14:12.675822  6967] Call Trace:

 5699 14:14:12.679531  # [   44.279694]  dump_stack+0x77/0x9b

 5700 14:14:12.689203  # [  [   53.606725] hardirqs last disabled at (0): [<ffffffff8b8fd834>] copy_process+0x664/0x1c60

 5701 14:14:12.698803  [   53.622074] softirqs last  enabled at (0): [<ffffffff8b8fd834>] copy_process+0x664/0x1c60

 5702 14:14:12.702068   44.283384]  ___might_sleep.cold+0xa6/0xb6

 5703 14:14:12.712084  # [   44.287957]  ex[   53.631240] softirqs last disabled at (0): [<0000000000000000>] 0x0

 5704 14:14:12.715786  [   53.644456] ---[ end trace 7e1796e8a934a128 ]---

 5705 14:14:12.718821  it_signals+0x1c/0x300

 5706 14:14:12.721853  # [   44.291946]  do_exit+0xc2/0xab0

 5707 14:14:12.728991  # [[   53.649612] lkdtm: Saturation detected: still saturated

 5708 14:14:12.732064     44.295440]  ? ksys_write+0x68/0xf0

 5709 14:14:12.735042  # [   44.299332]  make_task_dead+0x2f/0x30

 5710 14:14:12.742352  # [   44.303418]  rewind_stack_and_make_dead+0x17/0x20

 5711 14:14:12.745256  # [   44.308659] RIP: 0033:0x7fe5f8934833

 5712 14:14:12.768402  # [   44.312649] Code: 8b 15 61 26 0e 00 f7 d8 64 89 02 48 c7 c0 ff ff ff ff eb b7 0f 1f 00 64 8b 04 25 18 00 00 00 85 c0 75 14 b8 01 00 00 00 0f 05 <48> 3d 00 f0 ff ff 77 55 c3 0f 1f 40 00 48 83 ec 28 48 89 54 24 18

 5713 14:14:12.774648  # [   44.333626] RSP: 002b:00007fff4b2effb8 EFLAGS: 00000246 ORIG_RAX: 0000000000000001

 5714 14:14:12.784704  # [   44.342081] RAX: ffffffffffffffda RBX: 000000000000000c RCX: 00007fe5f8934833

 5715 14:14:12.791352  # [   44.350052] RDX: 000000000000000c RSI: 00007fe5f8827000 RDI: 0000000000000001

 5716 14:14:12.801271  # [   44.358023] RBP: 00007fe5f8827000 R08: 00007fe5f8826010 R09: 0000000000000000

 5717 14:14:12.807969  # [   44.365994] R10: fffffffffffffbc5 R11: 0000000000000246 R12: 0000000000000001

 5718 14:14:12.817995  # [   44.373964] R13: 0000000000000001 R14: 0000000000020000 R15: 0000000000020000

 5719 14:14:12.820958  # ACCESS_NULL: saw 'call trace:': ok

 5720 14:14:12.824568  ok 38 selftests: lkdtm: ACCESS_NULL.sh

 5721 14:14:12.827540  # selftests: lkdtm: WRITE_RO.sh

 5722 14:14:12.827626  # Killed

 5723 14:14:12.834602  # [   44.502958] lkdtm: Performing direct entry WRITE_RO

 5724 14:14:12.840681  # [   44.511754] lkdtm: attempting bad rodata write at ffffffff8d37e530

 5725 14:14:12.853623  # [   44.524887] BUG: unable to handle page fault for a[   53.778672] lkdtm: Performing direct entry REFCOUNT_ADD_SATURATED

 5726 14:14:12.860240  [   53.786662] lkdtm: attempting bad refcount_dec() from saturated

 5727 14:14:12.864322  ddress: ffffffff8d37e530

 5728 14:14:12.870473  # [   44.538762] #PF: supervisor write[   53.793281] ------------[ cut here ]------------

 5729 14:14:12.876892  [   53.804648] refcount_t: saturated; leaking memory.

 5730 14:14:12.880318   access in kernel mode

 5731 14:14:12.893304  # [   44.544596] #PF: error_code(0x0003)[   53.810021] WARNING: CPU: 3 PID: 2367 at lib/refcount.c:22 refcount_warn_saturate+0x51/0x110

 5732 14:14:12.946210  [   53.825660] Modules linked in: fuse ip_tables cros_ec_lid_angle cros_ec_sensors cros_ec_sensors_core industrialio_triggered_buffer kfifo_buf industrialio uvcvideo videobuf2_vmalloc cros_ec_sysfs cros_ec_chardev cros_usbpd_logger cros_ec_debugfs cros_ec_lightbar cros_ec_sensorhub videobuf2_memops cros_usbpd_charger videobuf2_v4l2 snd_soc_da7219 gsmi x86_pkg_temp_thermal cros_ec_dev snd_soc_core videobuf2_common snd_compress snd_pcm_dmaengine regmap_i2c coreboot_table i2c_hid cros_usbpd_notify chromeos_pstore cros_kbd_led_backlight

 5733 14:14:12.946352   - permissions violation

 5734 14:14:12.959520  # [   44.557033] PGD 2d829067 P4D 2d82[   53.878191] CPU: 3 PID: 2367 Comm: cat Tainted: G      D W         5.10.178-cip31 #1

 5735 14:14:12.965914  [   53.893047] Hardware name: Google Rammus/Rammus, BIOS  09/04/2020

 5736 14:14:12.968908  9067 PUD 2d82a063 PMD 800000002d0000e1 

 5737 14:14:12.978838  # [   44.570741] Oops: [   53.899880] RIP: 0010:refcount_warn_saturate+0x51/0x110

 5738 14:14:12.978956  0003 [#14] SMP PTI

 5739 14:14:13.005549  # [   44.574732] CPU: 1 PID: 1860 Comm: cat [   53.911924] Code: 84 bc 00 00 00 c3 cc cc cc cc 85 f6 74 46 80 3d b1 f7 f6 01 00 75 ee 48 c7 c7 d8 2f 75 8d c6 05 a1 f7 f6 01 01 e8 58 b3 c0 00 <0f> 0b c3 cc cc cc cc 80 3d 8d f7 f6 01 00 75 cb 48 c7 c7 00 30 75

 5740 14:14:13.009204  Tainted: G      D W         5.10.178-cip31 #1

 5741 14:14:13.018783  # [   44.589596] [   53.939124] RSP: 0018:ffffaed742e87e48 EFLAGS: 00010286

 5742 14:14:13.021947  Hardware name: Google Rammus/Rammus, BIOS  09/04/2020

 5743 14:14:13.031631  # [   44.[   53.951179] RAX: 0000000000000000 RBX: 0000000000000037 RCX: 0000000000000000

 5744 14:14:13.035062  596405] RIP: 0010:lkdtm_WRITE_RO+0x2e/0x3a

 5745 14:14:13.045074  # [   44.601367] Cod[   53.965372] RDX: ffff8c057adac660 RSI: ffff8c057ad9bf70 RDI: ffff8c057ad9bf70

 5746 14:14:13.061876  e: 00 48 c7 c7 68 8d 7f 8d 48 c7 c6 30 e5 37 8d e8 6f da fb ff 4[   53.979564] RBP: ffffffff8d7f8053 R08: 0000000000000000 R09: 0000000000000000

 5747 14:14:13.074823  8 8b 05 37 4f 97 00 ba 34 12 cd ab 48 c7 c7 98 8d 7f 8d 48 31 d0[   53.993756] R10: 00000000ffffe000 R11: 3fffffffffffffff R12: 0000000000000017

 5748 14:14:13.081587  [   54.007944] R13: ffffaed742e87f10 R14: ffffaed742e87f10 R15: ffff8c0503c55000

 5749 14:14:13.098067   <48> 89 05 21 4f 97 00 e9 4d da fb ff 0f 1f 44 00 00 48 8b 05 1[   54.015922] FS:  00007fa9ee397580(0000) GS:ffff8c057ad80000(0000) knlGS:0000000000000000

 5750 14:14:13.104721  [   54.031170] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033

 5751 14:14:13.104840  0 3d

 5752 14:14:13.117733  # [   44.628570] RSP: 0018:ffffaed7426bfe60 EFLAGS: 000102[   54.037590] CR2: 00007fa9ee1a0000 CR3: 0000000103784003 CR4: 00000000003706e0

 5753 14:14:13.121221  [   54.051771] Call Trace:

 5754 14:14:13.121320  02

 5755 14:14:13.134613  # [   44.634403] RAX: 000000000198b861 RBX: 0000000000000028[   54.054509]  lkdtm_REFCOUNT_ADD_SATURATED+0x3c/0x64

 5756 14:14:13.134755   RCX: 0000000000000000

 5757 14:14:13.144399  # [   44.642374] RDX: 00000000abcd1234 R[   54.066166]  direct_entry.cold+0x2c/0x38

 5758 14:14:13.147460  SI: ffff8c057ac9bf70 RDI: ffffffff8d7f8d98

 5759 14:14:13.154126  # [   44.650344] RBP[   54.076763]  full_proxy_write+0x53/0x80

 5760 14:14:13.160862  : ffffffff8d7f7f85 R08: 0000000000000000 R09: 0000000000000000

 5761 14:14:13.164354  [   54.087259]  vfs_write+0xe7/0x3b0

 5762 14:14:13.174386  # [   44.658313] R10: 00000000ffffe000 R11: 3fffffffffffffff R12[   54.097176]  ksys_write+0x68/0xf0

 5763 14:14:13.177248  : 0000000000000009

 5764 14:14:13.183936  # [   44.666284] R13: ffffaed7426bff10 R14: [   54.107091]  do_syscall_64+0x30/0x40

 5765 14:14:13.187252  ffffaed7426bff10 R15: ffff8c0503bea000

 5766 14:14:13.197610  # [   44.674256] FS:  00[   54.117296]  entry_SYSCALL_64_after_hwframe+0x61/0xc6

 5767 14:14:13.207092  007f55d0f55580(0000) GS:ffff8c057ac80000(0000) knlGS:00000000000[   54.129153] RIP: 0033:0x7fa9ee2ad833

 5768 14:14:13.207216  00000

 5769 14:14:13.233371  # [   44.683296] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000[   54.139357] Code: 8b 15 61 26 0e 00 f7 d8 64 89 02 48 c7 c0 ff ff ff ff eb b7 0f 1f 00 64 8b 04 25 18 00 00 00 85 c0 75 14 b8 01 00 00 00 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 14:14:13.233554  080050033

 5771 14:14:13.247158  # [   44.689713] CR2: ffffffff8d37e530 CR3: 000000010[   54.166558] RSP: 002b:00007ffc2227b738 EFLAGS: 00000246 ORIG_RAX: 0000000000000001

 5772 14:14:13.256192  [   54.181231] RAX: ffffffffffffffda RBX: 0000000000000017 RCX: 00007fa9ee2ad833

 5773 14:14:13.259500  3814001 CR4: 00000000003706e0

 5774 14:14:13.263048  # [   44.697685] Call Trace:

 5775 14:14:13.269348  # [[   54.189202] RDX: 0000000000000017 RSI: 00007fa9ee1a0000 RDI: 0000000000000001

 5776 14:14:13.279653  [   54.203383] RBP: 00007fa9ee1a0000 R08: 00007fa9ee19f010 R09: 0000000000000000

 5777 14:14:13.282633     44.700412]  direct_entry.cold+0x2c/0x38

 5778 14:14:13.292606  # [   44.704792]  fu[   54.211357] R10: fffffffffffffbc5 R11: 0000000000000246 R12: 0000000000000001

 5779 14:14:13.299482  [   54.225541] R13: 0000000000000001 R14: 0000000000020000 R15: 0000000000020000

 5780 14:14:13.302612  ll_proxy_write+0x53/0x80

 5781 14:14:13.309296  # [   44.709094]  vfs_write+0xe7/0x3b0[   54.233519] irq event stamp: 0

 5782 14:14:13.309448  

 5783 14:14:13.312340  # [   44.719004]  ksys_write+0x68/0xf0

 5784 14:14:13.322471  # [   44.722703]  do_s[   54.243135] hardirqs last  enabled at (0): [<0000000000000000>] 0x0

 5785 14:14:13.325961  yscall_64+0x30/0x40

 5786 14:14:13.338648  # [   44.726693]  entry_SYSCALL_64_after_hw[   54.256355] hardirqs last disabled at (0): [<ffffffff8b8fd834>] copy_process+0x664/0x1c60

 5787 14:14:13.338788  frame+0x61/0xc6

 5788 14:14:13.345981  # [   44.738546] RIP: 0033:0x7f55d0e6b833

 5789 14:14:13.352464  # [ [   54.271706] softirqs last  enabled at (0): [<ffffffff8b8fd834>] copy_process+0x664/0x1c60

 5790 14:14:13.361838  [   54.287061] softirqs last disabled at (0): [<0000000000000000>] 0x0

 5791 14:14:13.372093    44.742534] Code: 8b 15 61 26 0e 00 f7 d8 64 89 02 48 c7 c0 ff [   54.294061] ---[ end trace 7e1796e8a934a129 ]---

 5792 14:14:13.378533  [   54.305429] lkdtm: Saturation detected: still saturated

 5793 14:14:13.392039  ff ff ff eb b7 0f 1f 00 64 8b 04 25 18 00 00 00 85 c0 75 14 b8 01 00 00 00 0f 05 <48> 3d 00 f0 ff ff 77 55 c3 0f 1f 40 00 48 83 ec 28 48 89 54 24 18

 5794 14:14:13.401461  # [   44.763522] RSP: 002b:00007fffd0f5ae18 EFLAGS: 00000246 ORIG_RAX: 0000000000000001

 5795 14:14:13.407904  # [   44.771978] RAX: ffffffffffffffda RBX: 0000000000000009 RCX: 00007f55d0e6b833

 5796 14:14:13.418216  # [   44.779949] RDX: 0000000000000009 RSI: 00007f55d0d5e000 RDI: 0000000000000001

 5797 14:14:13.424391  # [   44.787919] RBP: 00007f55d0d5e000 R08: 00007f55d0d5d010 R09: 0000000000000000

 5798 14:14:13.434070  # [   44.795889] R10: fffffffffffffbc5 R11: 0000000000000246 R12: 0000000000000001

 5799 14:14:13.440768  # [   44.803859] R13: 0000000000000001 R14: 0000000000020000 R15: 0000000000020000

 5800 14:14:13.493712  # [   44.811834] Modules linked in: fuse ip_tables cros_ec_lid_angle cros_ec_sensors cros_ec_sensors_core industrialio_triggered_buffer kfifo_buf industrialio uvcvideo videobuf2_vmalloc cros_ec_sysfs cros_ec_chardev cros_usbpd_logger cros_ec_debugfs cros_ec_lightbar cros_ec_sensorhub videobuf2_memops cros_usbpd_charger videobuf2_v4l2 snd_soc_da7219 gsmi x86_pkg_temp_thermal cros_ec_dev snd_soc_core videobuf2_common snd_compress snd_pcm_dmaengine regmap_i2c coreboot_table i2c_hid cros_usbpd_notify chromeos_pstore cros_kbd_led_backlight

 5801 14:14:13.496881  # [   44.870510] CR2: ffffffff8d37e530

 5802 14:14:13.510532  # [   44.874210] ---[ end trace 7e1796e[   54.433808] lkdtm: Performing direct entry REFCOUNT_INC_NOT_ZERO_SATURATED

 5803 14:14:13.516711  [   54.443253] lkdtm: attempting bad refcount_inc_not_zero() from saturated

 5804 14:14:13.523219  [   54.450763] ------------[ cut here ]------------

 5805 14:14:13.523353  8a934a11a ]---

 5806 14:14:13.529734  # [   44.879365] RIP: 0010:lkdtm_BUG+0x5/0x10

 5807 14:14:13.533189  #[   54.455947] refcount_t: saturated; leaking memory.

 5808 14:14:13.550192   [   44.883743] Code: 89 ff e8 fe f0 79 ff 48 c7 c0 ea ff ff ff [   54.467534] WARNING: CPU: 3 PID: 2399 at lib/refcount.c:19 refcount_warn_saturate+0x97/0x110

 5809 14:14:13.608959  eb de 48 c7 c0 ea ff ff ff c3 cc cc cc cc 48 c7 c0 f4 ff ff ff e[   54.483159] Modules linked in: fuse ip_tables cros_ec_lid_angle cros_ec_sensors cros_ec_sensors_core industrialio_triggered_buffer kfifo_buf industrialio uvcvideo videobuf2_vmalloc cros_ec_sysfs cros_ec_chardev cros_usbpd_logger cros_ec_debugfs cros_ec_lightbar cros_ec_sensorhub videobuf2_memops cros_usbpd_charger videobuf2_v4l2 snd_soc_da7219 gsmi x86_pkg_temp_thermal cros_ec_dev snd_soc_core videobuf2_common snd_compress snd_pcm_dmaengine regmap_i2c coreboot_table i2c_hid cros_usbpd_notify chromeos_pstore cros_kbd_led_backlight

 5810 14:14:13.615723  [   54.541892] CPU: 3 PID: 2399 Comm: cat Tainted: G      D W         5.10.178-cip31 #1

 5811 14:14:13.628906  b c9 0f 1f 44 00 00 <0f> 0b 66 0f 1f 84 00 00 00 00 00 0f 1f 44 [   54.550555] Hardware name: Google Rammus/Rammus, BIOS  09/04/2020

 5812 14:14:13.635620  [   54.563573] RIP: 0010:refcount_warn_saturate+0x97/0x110

 5813 14:14:13.659809  [   54.569435] Code: 01 01 e8 35 b3 c0 00 0f 0b c3 cc cc cc cc 80 3d 6c f7 f6 01 00 75 a8 48 c7 c7 d8 2f 75 8d c6 05 5c f7 f6 01 01 e8 12 b3 c0 00 <0f> 0b c3 cc cc cc cc 80 3d 46 f7 f6 01 00 75 85 48 c7 c7 30 30 75

 5814 14:14:13.659960  00 00 83 05 20 46 e9 02

 5815 14:14:13.668911  # [   44.904729] RSP: 0018:ffffaed74132[   54.590422] RSP: 0018:ffffaed742ee7e38 EFLAGS: 00010282

 5816 14:14:13.678316  [   54.602473] RAX: 0000000000000000 RBX: 00000000c0000000 RCX: 0000000000000000

 5817 14:14:13.685442  [   54.610467] RDX: ffff8c057adac660 RSI: ffff8c057ad9bf70 RDI: ffff8c057ad9bf70

 5818 14:14:13.691875  [   54.618454] RBP: ffffffff8d7f7c80 R08: 0000000000000000 R09: 0000000000000000

 5819 14:14:13.701406  [   54.626464] R10: 00000000ffffe000 R11: 3fffffffffffffff R12: 0000000000000020

 5820 14:14:13.708256  [   54.634451] R13: ffffaed742ee7f10 R14: ffffaed742ee7f10 R15: ffff8c0503feb000

 5821 14:14:13.718058  [   54.642460] FS:  00007f5cb8754580(0000) GS:ffff8c057ad80000(0000) knlGS:0000000000000000

 5822 14:14:13.724621  [   54.651503] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033

 5823 14:14:13.731310  [   54.657923] CR2: 00007f5cb855d000 CR3: 0000000103896001 CR4: 00000000003706e0

 5824 14:14:13.734644  [   54.665897] Call Trace:

 5825 14:14:13.741505  [   54.668629]  __refcount_add_not_zero.constprop.0+0x2a/0x35

 5826 14:14:13.747562  [   54.674759]  lkdtm_REFCOUNT_INC_NOT_ZERO_SATURATED+0x3e/0x76

 5827 14:14:13.751092  [   54.681105]  direct_entry.cold+0x2c/0x38

 5828 14:14:13.757618  [   54.685486]  full_proxy_write+0x53/0x80

 5829 14:14:13.760825  [   54.689771]  vfs_write+0xe7/0x3b0

 5830 14:14:13.764474  [   54.693472]  ksys_write+0x68/0xf0

 5831 14:14:13.767425  [   54.697175]  do_syscall_64+0x30/0x40

 5832 14:14:13.774126  [   54.701191]  entry_SYSCALL_64_after_hwframe+0x61/0xc6

 5833 14:14:13.777350  [   54.706834] RIP: 0033:0x7f5cb866a833

 5834 14:14:13.797257  [   54.710825] Code: 8b 15 61 26 0e 00 f7 d8 64 89 02 48 c7 c0 ff ff ff ff eb b7 0f 1f 00 64 8b 04 25 18 00 00 00 85 c0 75 14 b8 01 00 00 00 0f 05 <48> 3d 00 f0 ff ff 77 55 c3 0f 1f 40 00 48 83 ec 28 48 89 54 24 18

 5835 14:14:13.807046  [   54.731815] RSP: 002b:00007ffe8a089458 EFLAGS: 00000246 ORIG_RAX: 0000000000000001

 5836 14:14:13.810469  fe60 EFLAGS: 00010286

 5837 14:14:13.820346  # [   44.910564] RAX: ffffffff8c378590 RB[   54.740277] RAX: ffffffffffffffda RBX: 0000000000000020 RCX: 00007f5cb866a833

 5838 14:14:13.830079  [   54.754467] RDX: 0000000000000020 RSI: 00007f5cb855d000 RDI: 0000000000000001

 5839 14:14:13.836861  [   54.762442] RBP: 00007f5cb855d000 R08: 00007f5cb855c010 R09: 0000000000000000

 5840 14:14:13.843634  [   54.770422] R10: fffffffffffffbc5 R11: 0000000000000246 R12: 0000000000000001

 5841 14:14:13.853529  [   54.778396] R13: 0000000000000001 R14: 0000000000020000 R15: 0000000000020000

 5842 14:14:13.856530  [   54.786427] irq event stamp: 0

 5843 14:14:13.860127  X: 0000000000000001 RCX: 0000000000000000

 5844 14:14:13.869739  # [   44.918536] RDX:[   54.789859] hardirqs last  enabled at (0): [<0000000000000000>] 0x0

 5845 14:14:13.879606  [   54.803075] hardirqs last disabled at (0): [<ffffffff8b8fd834>] copy_process+0x664/0x1c60

 5846 14:14:13.886630  [   54.812214] softirqs last  enabled at (0): [<ffffffff8b8fd834>] copy_process+0x664/0x1c60

 5847 14:14:13.893050   0000000000000000 RSI: ffff8c057ac1bf70 RDI: ffffffff8d37e0b0

 5848 14:14:13.902790  #[   54.821361] softirqs last disabled at (0): [<0000000000000000>] 0x0

 5849 14:14:13.906420  [   54.834582] ---[ end trace 7e1796e8a934a12a ]---

 5850 14:14:13.912720  [   54.839740] lkdtm: Saturation detected: still saturated

 5851 14:14:13.919062   [   44.926505] RBP: ffffffff8d85c448 R08: 0000000000000001 R09: 0000000000000001

 5852 14:14:13.929311  # [   44.934474] R10: 00000000ffffe000 R11: 3fffffffffffffff R12: 0000000000000004

 5853 14:14:13.935561  # [   44.942444] R13: ffffaed74132ff10 R14: ffffaed74132ff10 R15: ffff8c050351e000

 5854 14:14:13.945839  # [   44.950415] FS:  00007f55d0f55580(0000) GS:ffff8c057ac80000(0000) knlGS:0000000000000000

 5855 14:14:13.952727  # [   44.959454] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033

 5856 14:14:13.962429  # [   44.965872] CR2: ffffffff8d37e530 CR3: 0000000103814001 CR4: 00000000003706e0

 5857 14:14:13.965569  # WRITE_RO: saw 'call trace:': ok

 5858 14:14:13.968886  ok 39 selftests: lkdtm: WRITE_RO.sh

 5859 14:14:13.972528  # selftests: lkdtm: WRITE_RO_AFTER_INIT.sh

 5860 14:14:13.972619  # Killed

 5861 14:14:13.978785  # [   45.084917] lkdtm: Performing direct entry WRITE_RO_AFTER_INIT

 5862 14:14:13.988559  # [   45.092253] lkdtm: attempting bad ro_after_init write at ffffffff8d87d330

 5863 14:14:13.995335  # [   45.099893] BUG: unable to handle page fault for address: ffffffff8d87d330

 5864 14:14:14.001615  # [   45.107581] #PF: supervisor write access in kernel mode

 5865 14:14:14.008452  # [   45.119628] #PF: error_code(0x0003) - permissions violation

 5866 14:14:14.018433  # [   45.125853] PGD 2d829067 P4D 2d829067 PUD 2d82a063 PMD 10529a063 PTE 800000002d67d061

 5867 14:14:14.021305  # [   45.140821] Oops: 0003 [#15] SMP PTI

 5868 14:14:14.028021  # [   45.144811] CPU: 3 PID: 1895 Comm: cat Tainted: G      D W         5.10.178-cip31 #1

 5869 14:14:14.037840  # [   45[   54.962497] lkdtm: Performing direct entry REFCOUNT_ADD_NOT_ZERO_SATURATED

 5870 14:14:14.044449  [   54.971381] lkdtm: attempting bad refcount_add_not_zero() from saturated

 5871 14:14:14.050855  [   54.978872] ------------[ cut here ]------------

 5872 14:14:14.057589  [   54.984065] refcount_t: saturated; leaking memory.

 5873 14:14:14.064148  [   54.989475] WARNING: CPU: 3 PID: 2431 at lib/refcount.c:19 refcount_warn_saturate+0x97/0x110

 5874 14:14:14.070629  .153452] Hardware name: Google Rammus/Rammus, BIOS  09/04/2020

 5875 14:14:14.123416  [   54.998910] Modules linked in: fuse ip_tables cros_ec_lid_angle cros_ec_sensors cros_ec_sensors_core industrialio_triggered_buffer kfifo_buf industrialio uvcvideo videobuf2_vmalloc cros_ec_sysfs cros_ec_chardev cros_usbpd_logger cros_ec_debugfs cros_ec_lightbar cros_ec_sensorhub videobuf2_memops cros_usbpd_charger videobuf2_v4l2 snd_soc_da7219 gsmi x86_pkg_temp_thermal cros_ec_dev snd_soc_core videobuf2_common snd_compress snd_pcm_dmaengine regmap_i2c coreboot_table i2c_hid cros_usbpd_notify chromeos_pstore cros_kbd_led_backlight

 5876 14:14:14.133048  [   55.057588] CPU: 3 PID: 2431 Comm: cat Tainted: G      D W         5.10.178-cip31 #1

 5877 14:14:14.139421  # [   45.160260] RIP: 0010:lkdtm_WRITE_RO_AFTER_INIT+0x4e/0x5a

 5878 14:14:14.146326  [   55.066272] Hardware name: Google Rammus/Rammus, BIOS  09/04/2020

 5879 14:14:14.153000  [   55.079314] RIP: 0010:refcount_warn_saturate+0x97/0x110

 5880 14:14:14.172720  [   55.085182] Code: 01 01 e8 35 b3 c0 00 0f 0b c3 cc cc cc cc 80 3d 6c f7 f6 01 00 75 a8 48 c7 c7 d8 2f 75 8d c6 05 5c f7 f6 01 01 e8 12 b3 c0 00 <0f> 0b c3 cc cc cc cc 80 3d 46 f7 f6 01 00 75 85 48 c7 c7 30 30 75

 5881 14:14:14.179155  [   55.106175] RSP: 0018:ffffaed742fa7e38 EFLAGS: 00010282

 5882 14:14:14.186084  [   55.112012] RAX: 0000000000000000 RBX: 00000000c0000000 RCX: 0000000000000000

 5883 14:14:14.195992  [   55.119986] RDX: ffff8c057adac660 RSI: ffff8c057ad9bf70 RDI: ffff8c057ad9bf70

 5884 14:14:14.202609  [   55.127961] RBP: ffffffff8d7f7ca0 R08: 0000000000000000 R09: 0000000000000000

 5885 14:14:14.208983  [   55.135933] R10: 00000000ffffe000 R11: 3fffffffffffffff R12: 0000000000000020

 5886 14:14:14.218770  [   55.143907] R13: ffffaed742fa7f10 R14: ffffaed742fa7f10 R15: ffff8c0503035000

 5887 14:14:14.229063  [   55.151880] FS:  00007f0b90e16580(0000) GS:ffff8c057ad80000(0000) knlGS:0000000000000000

 5888 14:14:14.235228  [   55.160922] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033

 5889 14:14:14.241706  [   55.167339] CR2: 00007f0b90c1f000 CR3: 0000000102932003 CR4: 00000000003706e0

 5890 14:14:14.245330  [   55.175321] Call Trace:

 5891 14:14:14.251731  [   55.178054]  __refcount_add_not_zero.constprop.0+0x2a/0x35

 5892 14:14:14.257968  [   55.184209]  lkdtm_REFCOUNT_ADD_NOT_ZERO_SATURATED+0x3e/0x76

 5893 14:14:14.261616  [   55.190558]  direct_entry.cold+0x2c/0x38

 5894 14:14:14.264505  [   55.194941]  full_proxy_write+0x53/0x80

 5895 14:14:14.274612  # [   45.166289] Code: 8d 7f 8d e9 21 da fb ff 48 c7 c7 f0 8d 7f[   55.199269]  vfs_write+0xe7/0x3b0

 5896 14:14:14.277753  [   55.209187]  ksys_write+0x68/0xf0

 5897 14:14:14.284404  [   55.212913]  do_syscall_64+0x30/0x40

 5898 14:14:14.288605  [   55.216929]  entry_SYSCALL_64_after_hwframe+0x61/0xc6

 5899 14:14:14.294538  [   55.222573] RIP: 0033:0x7f0b90d2c833

 5900 14:14:14.313998  [   55.226565] Code: 8b 15 61 26 0e 00 f7 d8 64 89 02 48 c7 c0 ff ff ff ff eb b7 0f 1f 00 64 8b 04 25 18 00 00 00 85 c0 75 14 b8 01 00 00 00 0f 05 <48> 3d 00 f0 ff ff 77 55 c3 0f 1f 40 00 48 83 ec 28 48 89 54 24 18

 5901 14:14:14.324026  [   55.247558] RSP: 002b:00007ffe96020e38 EFLAGS: 00000246 ORIG_RAX: 0000000000000001

 5902 14:14:14.330613  [   55.256020] RAX: ffffffffffffffda RBX: 0000000000000020 RCX: 00007f0b90d2c833

 5903 14:14:14.337151  [   55.263993] RDX: 0000000000000020 RSI: 00007f0b90c1f000 RDI: 0000000000000001

 5904 14:14:14.347468  [   55.271965] RBP: 00007f0b90c1f000 R08: 00007f0b90c1e010 R09: 0000000000000000

 5905 14:14:14.354066  [   55.279940] R10: fffffffffffffbc5 R11: 0000000000000246 R12: 0000000000000001

 5906 14:14:14.363646  [   55.287914] R13: 0000000000000001 R14: 0000000000020000 R15: 0000000000020000

 5907 14:14:14.366824  [   55.295890] irq event stamp: 0

 5908 14:14:14.373388  [   55.299326] hardirqs last  enabled at (0): [<0000000000000000>] 0x0

 5909 14:14:14.383843  [   55.306328] hardirqs last disabled at (0): [<ffffffff8b8fd834>] copy_process+0x664/0x1c60

 5910 14:14:14.390290  [   55.315467] softirqs last  enabled at (0): [<ffffffff8b8fd834>] copy_process+0x664/0x1c60

 5911 14:14:14.396666  [   55.324606] softirqs last disabled at (0): [<0000000000000000>] 0x0

 5912 14:14:14.403859  [   55.331609] ---[ end trace 7e1796e8a934a12b ]---

 5913 14:14:14.410053  [   55.336767] lkdtm: Saturation detected: still saturated

 5914 14:14:14.423265   8d e8 15 da fb ff 48 8b 05 dd 3c e7 00 ba 34 12 cd ab 48 c7 c7 98 8d 7f 8d 48 31 d0 <48> 89 05 c7 3c e7 00 e9 f3 d9 fb ff 0f 1f 44 00 00 41 54 48 c7 c7

 5915 14:14:14.430083  # [   45.187273] RSP: 0018:ffffaed742707e60 EFLAGS: 00010202

 5916 14:14:14.439616  # [   45.193105] RAX: 00000000fe67479e RBX: 0000000000000029 RCX: 0000000000000000

 5917 14:14:14.446408  # [   45.201086] RDX: 00000000abcd1234 RSI: ffff8c057ad9bf70 RDI: ffffffff8d7f8d98

 5918 14:14:14.456323  # [   45.209045] RBP: ffffffff8d7f7f8e R08: 0000000000000000 R09: 0000000000000000

 5919 14:14:14.462846  # [   45.217016] R10: 00000000ffffe000 R11: 3fffffffffffffff R12: 0000000000000014

 5920 14:14:14.469434  # [   45.224986] R13: ffffaed742707f10 R14: ffffaed742707f10 R15: ffff8c050324d000

 5921 14:14:14.479580  # [   45.232957] FS:  00007faad5233580(0000) GS:ffff8c057ad80000(0000) knlGS:0000000000000000

 5922 14:14:14.485743  # [   45.241995] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033

 5923 14:14:14.495647  # [   45.248412] CR2: ffffffff8d87d330 CR3: 0000000106f78001 CR4: 00000000003706e0

 5924 14:14:14.499166  # [   45.256382] Call Trace:

 5925 14:14:14.502240  # [   45.259108]  direct_entry.cold+0x2c/0x38

 5926 14:14:14.505764  # [   45.263487]  full_proxy_write+0x53/0x80

 5927 14:14:14.512603  # [   45.267768]  vfs_write+0xe7/0x3b0

 5928 14:14:14.515421  # [   45.271465]  ksys_write+0x68/0xf0

 5929 14:14:14.518945  # [   45.275164]  do_syscall_64+0x30/0x40

 5930 14:14:14.525317  # [   45.279155]  entry_SYSCALL_64_after_hwframe+0x61/0xc6

 5931 14:14:14.528638  # [   45.284795] RIP: 0033:0x7faad5149833

 5932 14:14:14.551547  # [   45.288774] Code: 8b 15 61 26 0e 00 f7 d8 64 89 02 48 c7 c0 ff ff ff ff eb b7 0f 1f 00 64 8b 04 25 18 00 00 00 85 c0 75 14 b8 01 00 00 00 0f 05 <48> 3d 00 f0 ff ff 77 55 c3 0f 1f 40 00 48 83 ec 28 48 89 54 24 18

 5933 14:14:14.558405  # [   45.309761] RSP: [   55.485249] lkdtm: Performing direct entry REFCOUNT_DEC_AND_TEST_SATURATED

 5934 14:14:14.568237  [   55.493414] lkdtm: attempting bad refcount_dec_and_test() from saturated

 5935 14:14:14.571478  [   55.500905] ------------[ cut here ]------------

 5936 14:14:14.578285  [   55.506064] refcount_t: underflow; use-after-free.

 5937 14:14:14.587821  [   55.511427] WARNING: CPU: 3 PID: 2466 at lib/refcount.c:28 refcount_warn_saturate+0xba/0x110

 5938 14:14:14.647490  002b:00007ffe1728f128 EFLAGS: 00000246 ORIG_RAX: 000000000000000[   55.520867] Modules linked in: fuse ip_tables cros_ec_lid_angle cros_ec_sensors cros_ec_sensors_core industrialio_triggered_buffer kfifo_buf industrialio uvcvideo videobuf2_vmalloc cros_ec_sysfs cros_ec_chardev cros_usbpd_logger cros_ec_debugfs cros_ec_lightbar cros_ec_sensorhub videobuf2_memops cros_usbpd_charger videobuf2_v4l2 snd_soc_da7219 gsmi x86_pkg_temp_thermal cros_ec_dev snd_soc_core videobuf2_common snd_compress snd_pcm_dmaengine regmap_i2c coreboot_table i2c_hid cros_usbpd_notify chromeos_pstore cros_kbd_led_backlight

 5939 14:14:14.653882  [   55.579586] CPU: 3 PID: 2466 Comm: cat Tainted: G      D W         5.10.178-cip31 #1

 5940 14:14:14.661069  [   55.588240] Hardware name: Google Rammus/Rammus, BIOS  09/04/2020

 5941 14:14:14.667350  [   55.595050] RIP: 0010:refcount_warn_saturate+0xba/0x110

 5942 14:14:14.687237  [   55.600890] Code: 01 01 e8 12 b3 c0 00 0f 0b c3 cc cc cc cc 80 3d 46 f7 f6 01 00 75 85 48 c7 c7 30 30 75 8d c6 05 36 f7 f6 01 01 e8 ef b2 c0 00 <0f> 0b c3 cc cc cc cc 80 3d 21 f7 f6 01 00 0f 85 5e ff ff ff 48 c7

 5943 14:14:14.693784  [   55.621879] RSP: 0018:ffffaed742dcfe40 EFLAGS: 00010286

 5944 14:14:14.693903  1

 5945 14:14:14.709945  # [   45.318218] RAX: ffffffffffffffda RBX: 0000000000000014 [   55.627721] RAX: 0000000000000000 RBX: 000000000000003a RCX: 0000000000000000

 5946 14:14:14.716558  [   55.641912] RDX: ffff8c057adac660 RSI: ffff8c057ad9bf70 RDI: ffff8c057ad9bf70

 5947 14:14:14.720285  RCX: 00007faad5149833

 5948 14:14:14.730459  # [   45.326189] RDX: 0000000000000014 RS[   55.649889] RBP: ffffffff8d7f7cc0 R08: 0000000000000000 R09: 0000000000000000

 5949 14:14:14.739669  [   55.664082] R10: 00000000ffffe000 R11: 3fffffffffffffff R12: 0000000000000020

 5950 14:14:14.746436  [   55.672056] R13: ffffaed742dcff10 R14: ffffaed742dcff10 R15: ffff8c050595c000

 5951 14:14:14.756167  [   55.680033] FS:  00007fe4cc89b580(0000) GS:ffff8c057ad80000(0000) knlGS:0000000000000000

 5952 14:14:14.763089  [   55.689076] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033

 5953 14:14:14.769285  [   55.695495] CR2: 00007fe4cc6a4000 CR3: 0000000106e78004 CR4: 00000000003706e0

 5954 14:14:14.772849  [   55.703468] Call Trace:

 5955 14:14:14.779391  [   55.706199]  __refcount_sub_and_test.constprop.0+0x3c/0x50

 5956 14:14:14.785744  [   55.712354]  lkdtm_REFCOUNT_DEC_AND_TEST_SATURATED+0x3e/0x76

 5957 14:14:14.789465  [   55.718679]  direct_entry.cold+0x2c/0x38

 5958 14:14:14.792355  [   55.723085]  full_proxy_write+0x53/0x80

 5959 14:14:14.798811  [   55.727394]  vfs_write+0xe7/0x3b0

 5960 14:14:14.802634  [   55.731094]  ksys_write+0x68/0xf0

 5961 14:14:14.805526  [   55.734827]  do_syscall_64+0x30/0x40

 5962 14:14:14.812401  [   55.738820]  entry_SYSCALL_64_after_hwframe+0x61/0xc6

 5963 14:14:14.815493  [   55.744463] RIP: 0033:0x7fe4cc7b1833

 5964 14:14:14.835161  [   55.748454] Code: 8b 15 61 26 0e 00 f7 d8 64 89 02 48 c7 c0 ff ff ff ff eb b7 0f 1f 00 64 8b 04 25 18 00 00 00 85 c0 75 14 b8 01 00 00 00 0f 05 <48> 3d 00 f0 ff ff 77 55 c3 0f 1f 40 00 48 83 ec 28 48 89 54 24 18

 5965 14:14:14.845054  [   55.769443] RSP: 002b:00007ffdc4e4bcf8 EFLAGS: 00000246 ORIG_RAX: 0000000000000001

 5966 14:14:14.852011  [   55.777903] RAX: ffffffffffffffda RBX: 0000000000000020 RCX: 00007fe4cc7b1833

 5967 14:14:14.861794  [   55.785877] RDX: 0000000000000020 RSI: 00007fe4cc6a4000 RDI: 0000000000000001

 5968 14:14:14.868546  [   55.793851] RBP: 00007fe4cc6a4000 R08: 00007fe4cc6a3010 R09: 0000000000000000

 5969 14:14:14.875109  [   55.801827] R10: fffffffffffffbc5 R11: 0000000000000246 R12: 0000000000000001

 5970 14:14:14.884910  [   55.809799] R13: 0000000000000001 R14: 0000000000020000 R15: 0000000000020000

 5971 14:14:14.888082  [   55.817774] irq event stamp: 0

 5972 14:14:14.894769  [   55.821204] hardirqs last  enabled at (0): [<0000000000000000>] 0x0

 5973 14:14:14.904682  [   55.828206] hardirqs last disabled at (0): [<ffffffff8b8fd834>] copy_process+0x664/0x1c60

 5974 14:14:14.914746  [   55.837345] softirqs last  enabled at (0): [<ffffffff8b8fd834>] copy_process+0x664/0x1c60

 5975 14:14:14.921219  [   55.846487] softirqs last disabled at (0): [<0000000000000000>] 0x0

 5976 14:14:14.924574  [   55.853491] ---[ end trace 7e1796e8a934a12c ]---

 5977 14:14:14.930914  [   55.858647] lkdtm: Saturation detected: still saturated

 5978 14:14:14.934119  I: 00007faad503c000 RDI: 0000000000000001

 5979 14:14:14.944856  # [   45.334158] RBP: 00007faad503c000 R08: 00007faad503b010 R09: 0000000000000000

 5980 14:14:14.950863  # [   45.342129] R10: fffffffffffffbc5 R11: 0000000000000246 R12: 0000000000000001

 5981 14:14:14.960928  # [   45.350100] R13: 0000000000000001 R14: 0000000000020000 R15: 0000000000020000

 5982 14:14:15.013333  # [   45.358074] Modules linked in: fuse ip_tables cros_ec_lid_angle cros_ec_sensors cros_ec_sensors_core industrialio_triggered_buffer kfifo_buf industrialio uvcvideo videobuf2_vmalloc cros_ec_sysfs cros_ec_chardev cros_usbpd_logger cros_ec_debugfs cros_ec_lightbar cros_ec_sensorhub videobuf2_memops cros_usbpd_charger videobuf2_v4l2 snd_soc_da7219 gsmi x86_pkg_temp_thermal cros_ec_dev snd_soc_core videobuf2_common snd_compress snd_pcm_dmaengine regmap_i2c coreboot_table i2c_hid cros_usbpd_notify chromeos_pstore cros_kbd_led_backlight

 5983 14:14:15.016750  # [   45.416785] CR2: ffffffff8d87d330

 5984 14:14:15.020207  # [   45.420482] ---[ end trace 7e1796e8a934a11b ]---

 5985 14:14:15.026745  # [   45.425638] RIP: 0010:lkdtm_BUG+0x5/0x10

 5986 14:14:15.046323  # [   45.430016] Code: 89 ff e8 fe f0 79 ff 48 c7 c0 ea ff ff ff eb de 48 c7 c0 ea ff ff ff c3 cc cc cc cc 48 c7 c0 f4 ff ff ff eb c9 0f 1f 44 00 00 <0f> 0b 66 0f 1f 84 00 00 00 00 00 0f 1f 44 00 00 83 05 20 46 e9 02

 5987 14:14:15.053554  # [   45.451003] RSP: 0018:ffffaed74132fe60 EFLAGS: 00010286

 5988 14:14:15.062738  # [   45.456837] RAX:[   55.988787] lkdtm: Performing direct entry REFCOUNT_SUB_AND_TEST_SATURATED

 5989 14:14:15.070028  [   55.996622] lkdtm: attempting bad refcount_sub_and_test() from saturated

 5990 14:14:15.075888  [   56.004118] ------------[ cut here ]------------

 5991 14:14:15.082620  [   56.009282] refcount_t: underflow; use-after-free.

 5992 14:14:15.089279  [   56.014661] WARNING: CPU: 3 PID: 2501 at lib/refcount.c:28 refcount_warn_saturate+0xba/0x110

 5993 14:14:15.095874   ffffffff8c378590 RBX: 0000000000000001 RCX: 0000000000000000

 5994 14:14:15.148384  #[   56.024093] Modules linked in: fuse ip_tables cros_ec_lid_angle cros_ec_sensors cros_ec_sensors_core industrialio_triggered_buffer kfifo_buf industrialio uvcvideo videobuf2_vmalloc cros_ec_sysfs cros_ec_chardev cros_usbpd_logger cros_ec_debugfs cros_ec_lightbar cros_ec_sensorhub videobuf2_memops cros_usbpd_charger videobuf2_v4l2 snd_soc_da7219 gsmi x86_pkg_temp_thermal cros_ec_dev snd_soc_core videobuf2_common snd_compress snd_pcm_dmaengine regmap_i2c coreboot_table i2c_hid cros_usbpd_notify chromeos_pstore cros_kbd_led_backlight

 5995 14:14:15.158123  [   56.082802] CPU: 3 PID: 2501 Comm: cat Tainted: G      D W         5.10.178-cip31 #1

 5996 14:14:15.171315   [   45.464808] RDX: 0000000000000000 RSI: ffff8c057ac1bf70 RDI:[   56.091465] Hardware name: Google Rammus/Rammus, BIOS  09/04/2020

 5997 14:14:15.178499  [   56.104482] RIP: 0010:refcount_warn_saturate+0xba/0x110

 5998 14:14:15.198456  [   56.110319] Code: 01 01 e8 12 b3 c0 00 0f 0b c3 cc cc cc cc 80 3d 46 f7 f6 01 00 75 85 48 c7 c7 30 30 75 8d c6 05 36 f7 f6 01 01 e8 ef b2 c0 00 <0f> 0b c3 cc cc cc cc 80 3d 21 f7 f6 01 00 0f 85 5e ff ff ff 48 c7

 5999 14:14:15.204721  [   56.131308] RSP: 0018:ffffaed7430a7e40 EFLAGS: 00010286

 6000 14:14:15.211324  [   56.137145] RAX: 0000000000000000 RBX: 000000000000003b RCX: 0000000000000000

 6001 14:14:15.220918  [   56.145119] RDX: ffff8c057adac660 RSI: ffff8c057ad9bf70 RDI: ffff8c057ad9bf70

 6002 14:14:15.227424  [   56.153092] RBP: ffffffff8d7f7ce0 R08: 0000000000000000 R09: 0000000000000000

 6003 14:14:15.233872  [   56.161082] R10: 00000000ffffe000 R11: 3fffffffffffffff R12: 0000000000000020

 6004 14:14:15.244675  [   56.169070] R13: ffffaed7430a7f10 R14: ffffaed7430a7f10 R15: ffff8c050363b000

 6005 14:14:15.254248  [   56.177085] FS:  00007fb159c3e580(0000) GS:ffff8c057ad80000(0000) knlGS:0000000000000000

 6006 14:14:15.260306  [   56.186127] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033

 6007 14:14:15.266855  [   56.192547] CR2: 00007fb159a47000 CR3: 0000000103bea002 CR4: 00000000003706e0

 6008 14:14:15.270387  [   56.200521] Call Trace:

 6009 14:14:15.276669  [   56.203252]  __refcount_sub_and_test.constprop.0+0x3c/0x50

 6010 14:14:15.283392  [   56.209405]  lkdtm_REFCOUNT_SUB_AND_TEST_SATURATED+0x3e/0x76

 6011 14:14:15.286966  [   56.215755]  direct_entry.cold+0x2c/0x38

 6012 14:14:15.290065  [   56.220137]  full_proxy_write+0x53/0x80

 6013 14:14:15.293294  [   56.224444]  vfs_write+0xe7/0x3b0

 6014 14:14:15.299855  [   56.228169]  ksys_write+0x68/0xf0

 6015 14:14:15.303725  [   56.231872]  do_syscall_64+0x30/0x40

 6016 14:14:15.306549  [   56.235865]  entry_SYSCALL_64_after_hwframe+0x61/0xc6

 6017 14:14:15.313263  [   56.241508] RIP: 0033:0x7fb159b54833

 6018 14:14:15.332872  [   56.245500] Code: 8b 15 61 26 0e 00 f7 d8 64 89 02 48 c7 c0 ff ff ff ff eb b7 0f 1f 00 64 8b 04 25 18 00 00 00 85 c0 75 14 b8 01 00 00 00 0f 05 <48> 3d 00 f0 ff ff 77 55 c3 0f 1f 40 00 48 83 ec 28 48 89 54 24 18

 6019 14:14:15.342898  [   56.266492] RSP: 002b:00007fff2ff81be8 EFLAGS: 00000246 ORIG_RAX: 0000000000000001

 6020 14:14:15.349459  [   56.274952] RAX: ffffffffffffffda RBX: 0000000000000020 RCX: 00007fb159b54833

 6021 14:14:15.356240  [   56.282925] RDX: 0000000000000020 RSI: 00007fb159a47000 RDI: 0000000000000001

 6022 14:14:15.365764  [   56.290898] RBP: 00007fb159a47000 R08: 00007fb159a46010 R09: 0000000000000000

 6023 14:14:15.365891   ffffffff8d37e0b0

 6024 14:14:15.379045  # [   45.472780] RBP: ffffffff8d85c448 R08: 0[   56.298864] R10: fffffffffffffbc5 R11: 0000000000000246 R12: 0000000000000001

 6025 14:14:15.389119  [   56.313058] R13: 0000000000000001 R14: 0000000000020000 R15: 0000000000020000

 6026 14:14:15.392542  000000000000001 R09: 0000000000000001

 6027 14:14:15.395826  # [   45.480750] R10: 000[   56.321038] irq event stamp: 0

 6028 14:14:15.405849  [   56.330658] hardirqs last  enabled at (0): [<0000000000000000>] 0x0

 6029 14:14:15.412156  [   56.337683] hardirqs last disabled at (0): [<ffffffff8b8fd834>] copy_process+0x664/0x1c60

 6030 14:14:15.421869  [   56.346824] softirqs last  enabled at (0): [<ffffffff8b8fd834>] copy_process+0x664/0x1c60

 6031 14:14:15.428909  [   56.355981] softirqs last disabled at (0): [<0000000000000000>] 0x0

 6032 14:14:15.435075  00000ffffe000 R11: 3fffffffffffffff R12: 0000000000000004

 6033 14:14:15.442220  # [  [   56.362989] ---[ end trace 7e1796e8a934a12d ]---

 6034 14:14:15.448261  [   56.374357] lkdtm: Saturation detected: still saturated

 6035 14:14:15.455179   45.488721] R13: ffffaed74132ff10 R14: ffffaed74132ff10 R15: ffff8c050351e000

 6036 14:14:15.464752  # [   45.496691] FS:  00007faad5233580(0000) GS:ffff8c057ad80000(0000) knlGS:0000000000000000

 6037 14:14:15.471217  # [   45.505730] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033

 6038 14:14:15.477719  # [   45.512146] CR2: ffffffff8d87d330 CR3: 0000000106f78001 CR4: 00000000003706e0

 6039 14:14:15.484903  # WRITE_RO_AFTER_INIT: saw 'call trace:': ok

 6040 14:14:15.488103  ok 40 selftests: lkdtm: WRITE_RO_AFTER_INIT.sh

 6041 14:14:15.491353  # selftests: lkdtm: WRITE_KERN.sh

 6042 14:14:15.491443  # Killed

 6043 14:14:15.497651  # [   45.667003] lkdtm: Performing direct entry WRITE_KERN

 6044 14:14:15.503794  # [   45.674962] lkdtm: attempting bad 6884371 byte write at ffffffff8ca09573

 6045 14:14:15.514358  # [   45.682502] BUG: unable to handle page fault for address: ffffffff8ca09573

 6046 14:14:15.520466  # [   45.690184] #PF: supervisor write access in kernel mode

 6047 14:14:15.527793  # [   45.702232] #PF: error_code(0x0003) - permissions violation

 6048 14:14:15.533889  # [   45.708455] PGD 2d829067 P4D 2d829067 PUD 2d82a063 PMD 2c8000e1 

 6049 14:14:15.536763  # [   45.715169] Oops: 0003 [#16] SMP PTI

 6050 14:14:15.546905  # [   45.719163] CPU: 2 PID: 1930 Comm: cat Tainted: G      D W         5.10.178-cip31 #1

 6051 14:14:15.553419  # [   45.727812] Hardware name: Google Rammus/Rammus, BIOS  09/04/2020

 6052 14:14:15.556651  # [   45.734619] RIP: 0010:lkdtm_WRITE_KERN+0x38/0x4e

 6053 14:14:15.580070  # [   45.739772] Code: 53 48 c7 c3 73 95 a0 8c 49 89 dc 48 89 da 49 81 ec 60 89 37 8c 4c 89 e6 e8 c8 d9 fb ff 48 89 df 4c 89 e1 48 c7 c6 60 89 37 8c <f3> a4 48 c7 c7 98 8d 7f 8d e8 ad d9 fb ff 5b 41 5c e9 b7 fe ff ff

 6054 14:14:15.586445  # [   45.760755] RSP: 0018:ffffaed7427afe50 EFLAGS: 00010246

 6055 14:14:15.593347  # [   45.766588] RAX: 000000000000003c RBX: ffffffff8ca09573 RCX: 0000000000690c13

 6056 14:14:15.602745  # [   45.774557] RDX: 0000000000000000 RSI: ffffffff8c378960 RDI: ffffffff8ca09573

 6057 14:14:15.609390  # [   45.782528] RBP: ffffffff8d7f7fa2 R08: 0000000000000000 R09: 0000000000000000

 6058 14:14:15.616123  # [   45.790498] R10: 00000000ffffe000 R11: 3fffffffffffffff R12: 0000000000690c13

 6059 14:14:15.626204  # [   45.798467] R13: ffffaed7427aff10 R14: ffffaed7427aff10 R15: ffff8c0503719000

 6060 14:14:15.632624  # [   45.80[   56.557546] lkdtm: Performing direct entry USERCOPY_HEAP_SIZE_TO

 6061 14:14:15.645656  6438] FS:  00007f2ac1646580(0000) GS:ffff8c057ad00000(0000) knlG[   56.567267] lkdtm: attempting good copy_to_user of correct size

 6062 14:14:15.649053  S:0000000000000000

 6063 14:14:15.658773  # [   45.815467] CS:  0010 DS: 0000 ES: 0000[   56.580097] lkdtm: attempting bad copy_to_user of too large size

 6064 14:14:15.662752   CR0: 0000000080050033

 6065 14:14:15.668615  # [   45.821885] CR2: ffffffff8ca09573 CR3: 00000001035d6005 CR4: 00000000003706e0

 6066 14:14:15.671848  # [   45.829859] Call Trace:

 6067 14:14:15.678441  # [   45.838805]  direct_entry.cold+0x2c/0x38

 6068 14:14:15.681885  # [   45.843215]  full_proxy_write+0x53/0x80

 6069 14:14:15.685224  # [   45.847497]  vfs_write+0xe7/0x3b0

 6070 14:14:15.688548  # [   45.851197]  ksys_write+0x68/0xf0

 6071 14:14:15.695173  # [   45.854896]  do_syscall_64+0x30/0x40

 6072 14:14:15.698508  # [   45.858887]  entry_SYSCALL_64_after_hwframe+0x61/0xc6

 6073 14:14:15.705096  # [   45.864528] RIP: 0033:0x7f2ac155c833

 6074 14:14:15.724864  # [   45.868518] Code: 8b 15 61 26 0e 00 f7 d8 64 89 02 48 c7 c0 ff ff ff ff eb b7 0f 1f 00 64 8b 04 25 18 00 00 00 85 c0 75 14 b8 01 00 00 00 0f 05 <48> 3d 00 f0 ff ff 77 55 c3 0f 1f 40 00 48 83 ec 28 48 89 54 24 18

 6075 14:14:15.734719  # [   45.889506] RSP: 002b:00007ffcf8f0d0f8 EFLAGS: 00000246 ORIG_RAX: 0000000000000001

 6076 14:14:15.741081  # [   45.897964] RAX: ffffffffffffffda RBX: 000000000000000b RCX: 00007f2ac155c833

 6077 14:14:15.751415  # [   45.905937] RDX: 000000000000000b RSI: 00007f2ac144f000 RDI: 0000000000000001

 6078 14:14:15.758052  # [   45.913925] RBP: 00007f2ac144f000 R08: 00007f2ac144e010 R09: 0000000000000000

 6079 14:14:15.767450  # [   45.921923] R10: fffffffffffffbc5 R11: 0000000000000246 R12: 0000000000000001

 6080 14:14:15.774008  # [   45.929915] R13: 0000000000000001 R14: 0000000000020000 R15: 0000000000020000

 6081 14:14:15.797699  # [   45.937912] Modules linked in: fuse ip_tables cros_ec_lid_angle cros_ec_sensors cros_ec_sensors_core industrialio_triggered_buffer kfifo_buf industrialio u[   56.719322] lkdtm: Performing direct entry USERCOPY_HEAP_SIZE_FROM

 6082 14:14:15.804312  [   56.730440] lkdtm: attempting good copy_from_user of correct size

 6083 14:14:15.810880  [   56.737265] lkdtm: attempting bad copy_from_user of too large size

 6084 14:14:15.846899  vcvideo videobuf2_vmalloc cros_ec_sysfs cros_ec_chardev cros_usbpd_logger cros_ec_debugfs cros_ec_lightbar cros_ec_sensorhub videobuf2_memops cros_usbpd_charger videobuf2_v4l2 snd_soc_da7219 gsmi x86_pkg_temp_thermal cros_ec_dev snd_soc_core videobuf2_common snd_compress snd_pcm_dmaengine regmap_i2c coreboot_table i2c_hid cros_usbpd_notify chromeos_pstore cros_kbd_led_backlight

 6085 14:14:15.850169  # [   45.996591] CR2: ffffffff8ca09573

 6086 14:14:15.856917  # [   46.000289] ---[ end trace 7e1796e8a934a11c ]---

 6087 14:14:15.862946  # [   46.005445] RIP: 0010:lkdtm_BUG+0x5/0x10

 6088 14:14:15.883225  # [   46.009839] Code: 89 ff e8 fe f0 79 ff 48 c7 c0 ea ff ff ff eb de 48 c7 c0 ea ff ff ff c3 cc cc cc cc 48 c7 c0 f4 ff ff ff eb c9 0f 1f 44 00 00 <0f> 0b 66 0f 1f 84 00 00 00 00 00 0f 1f 44 00 00 83 05 20 46 e9 02

 6089 14:14:15.889659  # [   46.030833] RSP: 0018:ffffaed74132fe60 EFLAGS: 00010286

 6090 14:14:15.896205  # [   46.042881] RAX: ffffffff8c378590 RBX: 0000000000000001 RCX: 0000000000000000

 6091 14:14:15.906344  # [   46.050866] RDX: 0000000000000000 RSI: ffff8c057ac1bf70 RDI: ffffffff8d37e0b0

 6092 14:14:15.912811  # [   46.058840] RBP: ffffffff8d85c448 R08: 0000000000000001 R09: 0000000000000001

 6093 14:14:15.922893  # [   46.066811] R10: 00000000ffffe000 R11: 3fffffffffffffff R12: 0000000000000004

 6094 14:14:15.929048  # [   46.074794] R13: ffffaed74132ff10 R14: ffffaed74132ff10 R15: ffff8c050351e000

 6095 14:14:15.942095  # [   46.082764] FS:  00007f2ac1646580(0000) GS:ffff8c05[   56.865237] lkdtm: Performing direct entry USERCOPY_HEAP_WHITELIST_TO

 6096 14:14:15.948669  [   56.875947] lkdtm: attempting good copy_to_user inside whitelist

 6097 14:14:15.952169  7ad00000(0000) knlGS:0000000000000000

 6098 14:14:15.961639  # [   46.091831] CS:  001[   56.882667] lkdtm: attempting bad copy_to_user outside whitelist

 6099 14:14:15.965023  0 DS: 0000 ES: 0000 CR0: 0000000080050033

 6100 14:14:15.975590  # [   46.104463] CR2: ffffffff8ca09573 CR3: 00000001035d6005 CR4: 00000000003706e0

 6101 14:14:15.984881  # [   46.112435] BUG: sleeping function called from invalid context at include/linux/percpu-rwsem.h:49

 6102 14:14:15.994947  # [   46.122350] in_atomic(): 0, irqs_disabled(): 1, non_block: 0, pid: 1930, name: cat

 6103 14:14:15.997956  # [   46.130808] INFO: lockdep is turned off.

 6104 14:14:16.001745  # [   46.135185] irq event stamp: 0

 6105 14:14:16.007881  # [   46.138590] hardirqs last  enabled at (0): [<0000000000000000>] 0x0

 6106 14:14:16.017994  # [   46.145591] hardirqs last disabled at (0): [<ffffffff8b8fd834>] copy_process+0x664/0x1c60

 6107 14:14:16.028385  # [   46.154730] softirqs last  enabled at (0): [<ffffffff8b8fd834>] copy_process+0x664/0x1c60

 6108 14:14:16.034330  # [   46.163866] softirqs last disabled at (0): [<0000000000000000>] 0x0

 6109 14:14:16.044525  # [   46.170865] CPU: 2 PID: 1930 Comm: cat Tainted: G      D W         5.10.178-cip31 #1

 6110 14:14:16.050956  # [   46.179515] Hardware name: Google Rammus/Rammus, BIOS  09/04/2020

 6111 14:14:16.054230  # [   46.186320] Call Trace:

 6112 14:14:16.057328  # [   46.189048]  dump_stack+0x77/0x9b

 6113 14:14:16.060651  # [   46.192756]  ___might_sleep.cold+0xa6/0xb6

 6114 14:14:16.067072  # [   46.197327]  exit_signals+0x1c/0x300

 6115 14:14:16.071107  # [   46.201308]  do_exit+0xc2/0xab0

 6116 14:14:16.073973  # [   46.204802]  ? ksys_write+0x68/0xf0

 6117 14:14:16.080364  # [   46.208696]  ? lkdtm_SLAB_FREE_CROSS.cold+0x32/0x32

 6118 14:14:16.083649  # [   46.214141]  make_task_dead+0x2f/0x30

 6119 14:14:16.093653  # [   46.218230]  rewind_stac[   57.015171] lkdtm: Performing direct entry USERCOPY_HEAP_WHITELIST_FROM

 6120 14:14:16.100933  [   57.027320] lkdtm: attempting good copy_from_user inside whitelist

 6121 14:14:16.103718  k_and_make_dead+0x17/0x20

 6122 14:14:16.113295  # [   46.223481] RIP: 0033:0x7f2ac155[   57.034261] lkdtm: attempting bad copy_from_user outside whitelist

 6123 14:14:16.113504  c833

 6124 14:14:16.136194  # [   46.227470] Code: 8b 15 61 26 0e 00 f7 d8 64 89 02 48 c7 c0 ff ff ff ff eb b7 0f 1f 00 64 8b 04 25 18 00 00 00 85 c0 75 14 b8 01 00 00 00 0f 05 <48> 3d 00 f0 ff ff 77 55 c3 0f 1f 40 00 48 83 ec 28 48 89 54 24 18

 6125 14:14:16.143201  # [   46.248457] RSP: 002b:00007ffcf8f0d0f8 EFLAGS: 00000246 ORIG_RAX: 0000000000000001

 6126 14:14:16.152943  # [   46.256904] RAX: ffffffffffffffda RBX: 000000000000000b RCX: 00007f2ac155c833

 6127 14:14:16.159376  # [   46.264876] RDX: 000000000000000b RSI: 00007f2ac144f000 RDI: 0000000000000001

 6128 14:14:16.169145  # [   46.272844] RBP: 00007f2ac144f000 R08: 00007f2ac144e010 R09: 0000000000000000

 6129 14:14:16.176183  # [   46.280814] R10: fffffffffffffbc5 R11: 0000000000000246 R12: 0000000000000001

 6130 14:14:16.185952  # [   46.288784] R13: 0000000000000001 R14: 0000000000020000 R15: 0000000000020000

 6131 14:14:16.188984  # WRITE_KERN: saw 'call trace:': ok

 6132 14:14:16.192481  ok 41 selftests: lkdtm: WRITE_KERN.sh

 6133 14:14:16.195904  # selftests: lkdtm: REFCOUNT_INC_OVERFLOW.sh

 6134 14:14:16.202126  # [   46.419819] lkdtm: Performing direct entry REFCOUNT_INC_OVERFLOW

 6135 14:14:16.212307  # [   46.427803] lkdtm: attempting good refcount_inc() without overflow

 6136 14:14:16.219103  # [   46.434715] lkdtm: attempting bad refcount_inc() overflow

 6137 14:14:16.222114  # [   46.440770] ------------[ cut here ]------------

 6138 14:14:16.228870  # [   46.452131] refcount_t: saturated; leaking memory.

 6139 14:14:16.238465  # [   46.457503] WARNING: CPU: 3 PID: 196[   57.162805] lkdtm: Performing direct entry USERCOPY_STACK_FRAME_TO

 6140 14:14:16.245246  [   57.172396] lkdtm: good_stack: ffffaed7433ffe20-ffffaed7433ffe40

 6141 14:14:16.251752  [   57.179108] lkdtm: bad_stack : ffffaed7433ffda8-ffffaed7433ffdc8

 6142 14:14:16.258330  5 at lib/refcount.c:22 refcount_warn_saturate+0x51/0x110

 6143 14:14:16.264647  # [   [   57.185831] lkdtm: attempting good copy_to_user of local stack

 6144 14:14:16.271314  [   57.198568] lkdtm: attempting bad copy_to_user of distant stack

 6145 14:14:16.325012  46.473137] Modules linked in: fuse ip_tables cros_ec_lid_angle cros_ec_sensors cros_ec_sensors_core industrialio_triggered_buffer kfifo_buf industrialio uvcvideo videobuf2_vmalloc cros_ec_sysfs cros_ec_chardev cros_usbpd_logger cros_ec_debugfs cros_ec_lightbar cros_ec_sensorhub videobuf2_memops cros_usbpd_charger videobuf2_v4l2 snd_soc_da7219 gsmi x86_pkg_temp_thermal cros_ec_dev snd_soc_core videobuf2_common snd_compress snd_pcm_dmaengine regmap_i2c coreboot_table i2c_hid cros_usbpd_notify chromeos_pstore cros_kbd_led_backlight

 6146 14:14:16.334228  # [   46.531857] CPU: 3 PID: 1965 Comm: cat Tainted: G      D W         5.10.178-cip31 #1

 6147 14:14:16.340355  # [   46.546727] Hardware name: Google Rammus/Rammus, BIOS  09/04/2020

 6148 14:14:16.347048  # [   46.553539] RIP: 0010:refcount_warn_saturate+0x51/0x110

 6149 14:14:16.366770  # [   46.565594] Code: 84 bc 00 00 00 c3 cc cc cc cc 85 f6 74 46 80 3d b1 f7 f6 01 00 75 ee 48 c7 c7 d8 2f 75 8d c6 05 a1 f7 f6 01 01 e8 58 b3 c0 00 <0f> 0b c3 cc cc cc cc 80 3d 8d f7 f6 01 00 75 cb 48 c7 c7 00 30 75

 6150 14:14:16.373286  # [   46.592801] RSP: 0018:ffffaed742837e48 EFLAGS: 00010286

 6151 14:14:16.383042  # [   46.604856] RAX: 0000000000000000 RBX: 000000000000002b RCX: 0000000000000000

 6152 14:14:16.390055  # [   46.612860] RDX: ffff8c057adac660 RSI: ffff8c057ad9bf70 RDI: ffff8c057ad9bf70

 6153 14:14:16.399778  # [   46.620832] RBP: ffffffff8d7f7fad R08: 0000000000000000 R09: 0000000000000000

 6154 14:14:16.409982  # [   46.628805] R10: 00000000ffffe000 R11: 3fffffffffffffff R12: 0000000000000016

 6155 14:14:16.416294  # [   46.636802] R13: ffffaed742837f10 R14: ffffaed742837f10 R15: ffff8c0503c36000

 6156 14:14:16.426193  # [   46.644789] FS:  00007fc9ed276580(0000) GS:ffff8c057ad80000(0000) knlGS:0000000000000000

 6157 14:14:16.432931  # [   46.660039] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033

 6158 14:14:16.442092  # [   46.666458] CR2: 00007fc9ed07f000 CR3: 00000001039ce001 CR4: 00000000003706e0

 6159 14:14:16.445301  # [   46.674431] Call Trace:

 6160 14:14:16.448899  # [   46.677163]  lkdtm_REFCOUNT_INC_OVERFLOW+0x70/0x98

 6161 14:14:16.455354  # [   46.682547]  direct_entry.cold+0x2c/0x38

 6162 14:14:16.458780  # [   46.686954]  full_proxy_write+0x53/0x80

 6163 14:14:16.462059  # [   46.691286]  vfs_write+0xe7/0x3b0

 6164 14:14:16.468472  # [   46.694996]  ksys_write+0x68/0xf0

 6165 14:14:16.471767  # [   46.704909]  do_syscall_64+0x30/0x40

 6166 14:14:16.478303  # [   46.708926]  entry_SYSCALL_64_after_hwframe+0x61/0xc6

 6167 14:14:16.481630  # [   46.714569] RIP: 0033:0x7fc9ed18c833

 6168 14:14:16.501384  # [   46.718560] Code: 8b 15 61 26 0e 00 f7 d8 64 89 02 48 c7 c0 ff ff ff ff eb b7 0f 1f 00 64 8b 04 25 18 00 00 00 85 c0 75 14 b8 01 00 00 00 0f 05 <48> 3d 00 f0 ff ff 77 55 c3 0f 1f 40 00 48 83 ec 28 48 89 54 24 18

 6169 14:14:16.511472  # [   46.739551] RSP: 002b:00007ffce53ffe28 EFLAGS: 00000246 ORIG_RAX: 0000000000000001

 6170 14:14:16.518031  # [   46.748010] RAX: ffffffffffffffda RBX: 0000000000000016 RCX: 00007fc9ed18c833

 6171 14:14:16.528072  # [   46.755984] RDX: 0000000000000016 RSI: 00007fc9ed07f000 RDI: 0000000000000001

 6172 14:14:16.534867  # [   46.763959] RBP: 00007fc9ed07f000 R08: 00007fc9ed07e010 R09: 0000000000000000

 6173 14:14:16.544269  # [   46.771933] R10: fffffffffffffbc5 R11: 0000000000000246 R12: 0000000000000001

 6174 14:14:16.550946  # [   46.779907] R13: 0000000000000001 R14: 0000000000020000 R15: 0000000000020000

 6175 14:14:16.554135  # [   46.787885] irq event stamp: 0

 6176 14:14:16.567368  # [   46.791319] hardirqs last  enabled at (0): [<0000000000000000[   57.490893] lkdtm: Performing direct entry USERCOPY_STACK_FRAME_FROM

 6177 14:14:16.573919  [   57.502299] lkdtm: good_stack: ffffaed74348fe20-ffffaed74348fe40

 6178 14:14:16.583949  [   57.509045] lkdtm: bad_stack : ffffaed74348fda8-ffffaed74348fdc8

 6179 14:14:16.590452  [   57.515793] lkdtm: attempting good copy_from_user of local stack

 6180 14:14:16.590598  >] 0x0

 6181 14:14:16.603790  # [   46.804536] hardirqs last disabled at (0): [<ffffff[   57.522510] lkdtm: attempting bad copy_from_user of distant stack

 6182 14:14:16.606898  ff8b8fd834>] copy_process+0x664/0x1c60

 6183 14:14:16.616868  # [   46.813676] softirqs last  enabled at (0): [<ffffffff8b8fd834>] copy_process+0x664/0x1c60

 6184 14:14:16.623284  # [   46.822816] softirqs last disabled at (0): [<0000000000000000>] 0x0

 6185 14:14:16.626593  # [   46.829818] ---[ end trace 7e1796e8a934a11d ]---

 6186 14:14:16.633156  # [   46.834975] lkdtm: Overflow detected: saturated

 6187 14:14:16.636312  # REFCOUNT_INC_OVERFLOW: saw 'call trace:': ok

 6188 14:14:16.643080  ok 42 selftests: lkdtm: REFCOUNT_INC_OVERFLOW.sh

 6189 14:14:16.646478  # selftests: lkdtm: REFCOUNT_ADD_OVERFLOW.sh

 6190 14:14:16.652806  # [   46.953522] lkdtm: Performing direct entry REFCOUNT_ADD_OVERFLOW

 6191 14:14:16.659635  # [   46.964871] lkdtm: attempting good refcount_add() without overflow

 6192 14:14:16.666354  # [   46.971809] lkdtm: attempting bad refcount_add() overflow

 6193 14:14:16.673144  # [   46.977843] ------------[ cut here ]------------

 6194 14:14:16.679592  # [   46.989214] refcount_t: saturated; leaking memory.

 6195 14:14:16.689328  # [   46.994580] WARNING: CPU: 2 PID: 1997 at lib/refcount.c:22 refcount_warn_saturate+0x51/0x110

 6196 14:14:16.738656  # [   47.010219] Modules linked in: fuse ip_tables cros_ec_lid_angle cros_ec_sensors cros_ec_sensors_core industrialio_triggered_buffer kfifo_buf industrialio uvcvideo videobuf2_vmalloc cros_ec_sysfs cros_ec_chardev cros_usbpd_logger cros_ec_debugfs cros_ec_lightbar cros_ec_sensorhub videobuf2_memops cros_usbpd_charger videobuf2_v4l2 snd_soc_da7219 gsmi x86_pkg_temp_thermal cros_ec_dev snd_soc_core videobuf2_common snd_compress snd_pcm_dmaengine regmap_i2c c[   57.661483] lkdtm: Performing direct entry USERCOPY_STACK_BEYOND

 6197 14:14:16.751994  oreboot_table i2c_hid cros_usbpd_notify chromeos_pstore cros_kbd[   57.672816] lkdtm: good_stack: ffffaed74351fe20-ffffaed74351fe40

 6198 14:14:16.755438  _led_backlight

 6199 14:14:16.765054  # [   47.068959] CPU: 2 PID: 1997 Comm: cat Tain[   57.685749] lkdtm: bad_stack : ffffaed74351fff8-ffffaed743520018

 6200 14:14:16.768582  ted: G      D W         5.10.178-cip31 #1

 6201 14:14:16.778226  # [   47.083834] Hard[   57.698699] lkdtm: attempting good copy_to_user of local stack

 6202 14:14:16.781400  ware name: Google Rammus/Rammus, BIOS  09/04/2020

 6203 14:14:16.791359  # [   47.0906[   57.711473] lkdtm: attempting bad copy_to_user of distant stack

 6204 14:14:16.794711  47] RIP: 0010:refcount_warn_saturate+0x51/0x110

 6205 14:14:16.801348  # [   47.096488[   57.724276] lkdtm: copy_to_user failed, but lacked Oops

 6206 14:14:16.821064  ] Code: 84 bc 00 00 00 c3 cc cc cc cc 85 f6 74 46 80 3d b1 f7 f6 01 00 75 ee 48 c7 c7 d8 2f 75 8d c6 05 a1 f7 f6 01 01 e8 58 b3 c0 00 <0f> 0b c3 cc cc cc cc 80 3d 8d f7 f6 01 00 75 cb 48 c7 c7 00 30 75

 6207 14:14:16.827471  # [   47.117512] RSP: 0018:ffffaed7428cfe48 EFLAGS: 00010286

 6208 14:14:16.837630  # [   47.123352] RAX: 0000000000000000 RBX: 000000000000002c RCX: 0000000000000000

 6209 14:14:16.844055  # [   47.131326] RDX: ffff8c057ad2c660 RSI: ffff8c057ad1bf70 RDI: ffff8c057ad1bf70

 6210 14:14:16.854119  # [   47.139302] RBP: ffffffff8d7f7fc3 R08: 0000000000000000 R09: 0000000000000000

 6211 14:14:16.860562  # [   47.147276] R10: 00000000ffffe000 R11: 3fffffffffffffff R12: 0000000000000016

 6212 14:14:16.870443  # [   47.155252] R13: ffffaed7428cff10 R14: ffffaed7428cff10 R15: ffff8c0505ce5000

 6213 14:14:16.880632  # [   47.163227] FS:  00007f15230eb580(0000) GS:ffff8c057ad00000(0000) knlGS:0000000000000000

 6214 14:14:16.886927  # [   47.172274] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033

 6215 14:14:16.893301  # [   47.178694] CR2: 00007f1522ef4000 CR3: 0000000103736001 CR4: 00000000003706e0

 6216 14:14:16.896793  # [   47.186669] Call Trace:

 6217 14:14:16.903234  # [   47.189405]  lkdtm_REFCOUNT_ADD_OVERFLOW+0x7f/0xa7

 6218 14:14:16.906871  # [   47.200974]  direct_entry.cold+0x2c/0x38

 6219 14:14:16.910004  # [   47.205380]  full_proxy_write+0x53/0x80

 6220 14:14:16.913315  # [   47.209698]  vfs_write+0xe7/0x3b0

 6221 14:14:16.919913  # [   47.213431]  ksys_write+0x68/0xf0

 6222 14:14:16.923114  # [   47.223350]  do_syscall_64+0x30/0x40

 6223 14:14:16.929802  # [   47.227375]  entry_SYSCALL_64_after_hwframe+0x61/0xc6

 6224 14:14:16.933128  # [   47.233021] RIP: 0033:0x7f1523001833

 6225 14:14:16.953064  # [   47.237046] Code: 8b 15 61 26 0e 00 f7 d8 64 89 02 48 c7 c0 ff ff ff ff eb b7 0f 1f 00 64 8b 04 25 18 00 00 00 85 c0 75 14 b8 01 [   57.877547] lkdtm: Performing direct entry USERCOPY_KERNEL

 6226 14:14:16.966331  00 00 00 0f 05 <48> 3d 00 f0 ff ff 77 55 c3 0f 1f 40 00 48 83 ec[   57.885399] lkdtm: attempting good copy_to_user from kernel rodata: ffffffff8d37e550

 6227 14:14:16.969695   28 48 89 54 24 18

 6228 14:14:16.982387  # [   47.258038] RSP: 002b:00007ffdba59f358 [   57.900282] lkdtm: attempting bad copy_to_user from kernel text: ffffffff8bae0e50

 6229 14:14:16.986112  EFLAGS: 00000246 ORIG_RAX: 0000000000000001

 6230 14:14:16.992525  # [   47.266531] RA[   57.914829] lkdtm: FAIL: survived bad copy_to_user()

 6231 14:14:16.999125  X: ffffffffffffffda RBX: 0000000000000016 RCX: 00007f1523001833

 6232 14:14:17.008788  # [   47.274506] RDX: 0000000000000016 RSI: 00007f1522ef4000 RDI: 0000000000000001

 6233 14:14:17.015745  # [   47.288695] RBP: 00007f1522ef4000 R08: 00007f1522ef3010 R09: 0000000000000000

 6234 14:14:17.025689  # [   47.302890] R10: fffffffffffffbc5 R11: 0000000000000246 R12: 0000000000000001

 6235 14:14:17.032595  # [   47.310895] R13: 0000000000000001 R14: 0000000000020000 R15: 0000000000020000

 6236 14:14:17.035124  # [   47.318893] irq event stamp: 0

 6237 14:14:17.042291  # [   47.322328] hardirqs last  enabled at (0): [<0000000000000000>] 0x0

 6238 14:14:17.051983  # [   47.335544] hardirqs last disabled at (0): [<ffffffff8b8fd834>] copy_process+0x664/0x1c60

 6239 14:14:17.061382  # [   47.344707] softirqs last  enabled at (0): [<ffffffff8b8fd834>] copy_process+0x664/0x1c60

 6240 14:14:17.068387  # [   47.353849] softirqs last disabled at (0): [<0000000000000000>] 0x0

 6241 14:14:17.075112  # [   47.360853] ---[ end trace 7e1796e8a934a11e ]---

 6242 14:14:17.078343  # [   47.366013] lkdtm: Overflow detected: saturated

 6243 14:14:17.084932  # REFCOUNT_ADD_OVERFLOW: saw 'call trace:': ok

 6244 14:14:17.088192  ok 43 selftests: lkdtm: REFCOUNT_ADD_OVERFLOW.sh

 6245 14:14:17.094912  # selftests: lkdtm: REFCOUNT_INC_NOT_ZERO_OVERFLOW.sh

 6246 14:14:17.101379  # [   47.491830] lkdtm: Performing direct entry REFCOUNT_INC_NOT_ZERO_OVERFLOW

 6247 14:14:17.107982  # [   47.503221] lkdtm: attempting bad refcount_inc_not_zero() overflow

 6248 14:14:17.114419  # [   47.516349] ------------[ cut here ]------------

 6249 14:14:17.124291  # [   47.527722] refcount_t: sat[   58.050637] lkdtm: Performing direct entry STACKLEAK_ERASING

 6250 14:14:17.131260  [   58.057296] lkdtm: checking unused part of the thread stack (15928 bytes)...

 6251 14:14:17.135559  urated; leaking memory.

 6252 14:14:17.144467  # [   47.539307] WARNING: CPU: 1 PID: 2[   58.065180] lkdtm: FAIL: the erased part is not found (checked 15928 bytes)

 6253 14:14:17.151085  029 at lib/refcount.c:19 refcount_warn_saturate+0x97/0x110

 6254 14:14:17.157356  # [ [   58.079168] lkdtm: FAIL: the thread stack is NOT properly erased

 6255 14:14:17.173953    47.554940] Modules linked in: fuse ip_tables cros_ec_lid_angle[   58.092096] CPU: 1 PID: 2866 Comm: cat Tainted: G      D W         5.10.178-cip31 #1

 6256 14:14:17.180604  [   58.106963] Hardware name: Google Rammus/Rammus, BIOS  09/04/2020

 6257 14:14:17.183727  [   58.113766] Call Trace:

 6258 14:14:17.193771   cros_ec_sensors cros_ec_sensors_core industrialio_triggered_buf[   58.116498]  dump_stack+0x77/0x9b

 6259 14:14:17.197161  [   58.126411]  lkdtm_STACKLEAK_ERASING+0x116/0x144

 6260 14:14:17.210083  fer kfifo_buf industrialio uvcvideo videobuf2_vmalloc cros_ec_sy[   58.131567]  direct_entry.cold+0x2c/0x38

 6261 14:14:17.213604  [   58.142160]  full_proxy_write+0x53/0x80

 6262 14:14:17.223523  sfs cros_ec_chardev cros_usbpd_logger cros_ec_debugfs cros_ec_li[   58.146444]  vfs_write+0xe7/0x3b0

 6263 14:14:17.226706  [   58.156354]  ksys_write+0x68/0xf0

 6264 14:14:17.230092  [   58.160053]  do_syscall_64+0x30/0x40

 6265 14:14:17.243356  ghtbar cros_ec_sensorhub videobuf2_memops cros_usbpd_charger vid[   58.164044]  entry_SYSCALL_64_after_hwframe+0x61/0xc6

 6266 14:14:17.246425  [   58.175896] RIP: 0033:0x7f952e251833

 6267 14:14:17.266588  [   58.179886] Code: 8b 15 61 26 0e 00 f7 d8 64 89 02 48 c7 c0 ff ff ff ff eb b7 0f 1f 00 64 8b 04 25 18 00 00 00 85 c0 75 14 b8 01 00 00 00 0f 05 <48> 3d 00 f0 ff ff 77 55 c3 0f 1f 40 00 48 83 ec 28 48 89 54 24 18

 6268 14:14:17.275926  [   58.200872] RSP: 002b:00007ffcb6ed24c8 EFLAGS: 00000246 ORIG_RAX: 0000000000000001

 6269 14:14:17.283092  [   58.209329] RAX: ffffffffffffffda RBX: 0000000000000012 RCX: 00007f952e251833

 6270 14:14:17.292580  [   58.217298] RDX: 0000000000000012 RSI: 00007f952e144000 RDI: 0000000000000001

 6271 14:14:17.299834  [   58.225268] RBP: 00007f952e144000 R08: 00007f952e143010 R09: 0000000000000000

 6272 14:14:17.309198  [   58.233238] R10: fffffffffffffbc5 R11: 0000000000000246 R12: 0000000000000001

 6273 14:14:17.315775  [   58.241210] R13: 0000000000000001 R14: 0000000000020000 R15: 0000000000020000

 6274 14:14:17.336002  eobuf2_v4l2 snd_soc_da7219 gsmi x86_pkg_temp_thermal cros_ec_dev snd_soc_core videobuf2_common snd_compress snd_pcm_dmaengine regmap_i2c coreboot_table i2c_hid cros_usbpd_notify chromeos_pstore cros_kbd_led_backlight

 6275 14:14:17.345476  # [   47.613617] CPU: 1 PID: 2029 Comm: cat Tainted: G      D W         5.10.178-cip31 #1

 6276 14:14:17.351912  # [   47.628494] Hardware name: Google Rammus/Rammus, BIOS  09/04/2020

 6277 14:14:17.358901  # [   47.641518] RIP: 0010:refcount_warn_saturate+0x97/0x110

 6278 14:14:17.378288  # [   47.653569] Code: 01 01 e8 35 b3 c0 00 0f 0b c3 cc cc cc cc 80 3d 6c f7 f6 01 00 75 a8 48 c7 c7 d8 2f 75 8d c6 05 5c f7 f6 01 01 e8 12 b3 c0 00 <0f> 0b c3 cc cc cc cc 80 3d 46 f7 f6 01 00 75 85 48 c7 c7 30 30 75

 6279 14:14:17.385222  # [   47.680777] RSP: 0018:ffffaed74294fe38 EFLAGS: 00010282

 6280 14:14:17.395271  # [   47.692834] RAX: 0000000000000000 RBX: 000000007fffffff RCX: 0000000000000000

 6281 14:14:17.401324  # [   47.707025] RDX: ffff8c057acac660 RSI: ffff8c057ac9bf70 RDI: ffff8c057ac9bf70

 6282 14:14:17.411660  # [   47.721215] RBP: ffffffff8d7f7c00 R08: 0000000000000000 R09: 0000000000000000

 6283 14:14:17.418315  # [   47.735406] R10: 00000000ffffe000 R11: 3fffffffffffffff R12: 000000000000001f

 6284 14:14:17.427953  # [   47.749597] R13: ffffaed74294ff10 R14: ffffaed74294ff10 R15: ffff8c050264f000

 6285 14:14:17.434372  # [   47.763787] FS:  00007f72171d8580(0000) GS:ffff8c057ac80000(0000) knlGS:0000000000000000

 6286 14:14:17.441117  # [   47.779043] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033

 6287 14:14:17.451081  # [   47.791679] CR2: 00007f7216fe1000 CR3: 000000010345a002 CR4: 00000000003706e0

 6288 14:14:17.454217  # [   47.805868] Call Trace:

 6289 14:14:17.460914  # [   47.814816]  __refcount_add_not_zero.constprop.0+0x2a/0x35

 6290 14:14:17.468020  # [   47.827160]  lkdtm_REFCOUNT_INC_NOT_ZERO_OVERFLOW+0x3e/0x76

 6291 14:14:17.470718  # [   47.839604]  direct_entry.cold+0x2c/0x38

 6292 14:14:17.477304  # [   58.401938] lkdtm: Performing direct entry CFI_FORWARD_PROTO

 6293 14:14:17.483912  [   58.410928] lkdtm: Calling matched prototype ...

 6294 14:14:17.487209  [   58.416142] lkdtm: Calling mismatched prototype ...

 6295 14:14:17.493731  [   47.850201]  full_proxy_write+0x53/0x80

 6296 14:14:17.500350  # [   47.860699]  vf[   58.421603] lkdtm: Fail: survived mismatched prototype function call!

 6297 14:14:17.503725  s_write+0xe7/0x3b0

 6298 14:14:17.506754  # [   47.870614]  ksys_write+0x68/0xf0

 6299 14:14:17.510304  # [   47.880536]  do_syscall_64+0x30/0x40

 6300 14:14:17.516773  # [   47.890742]  entry_SYSCALL_64_after_hwframe+0x61/0xc6

 6301 14:14:17.520275  # [   47.902603] RIP: 0033:0x7f72170ee833

 6302 14:14:17.543266  # [   47.912810] Code: 8b 15 61 26 0e 00 f7 d8 64 89 02 48 c7 c0 ff ff ff ff eb b7 0f 1f 00 64 8b 04 25 18 00 00 00 85 c0 75 14 b8 01 00 00 00 0f 05 <48> 3d 00 f0 ff ff 77 55 c3 0f 1f 40 00 48 83 ec 28 48 89 54 24 18

 6303 14:14:17.550170  # [   47.940015] RSP: 002b:00007fff78985628 EFLAGS: 00000246 ORIG_RAX: 0000000000000001

 6304 14:14:17.560345  # [   47.954692] RAX: ffffffffffffffda RBX: 000000000000001f RCX: 00007f72170ee833

 6305 14:14:17.569726  # [   47.968881] RDX: 000000000000001f RSI: 00007f7216fe1000 RDI: 0000000000000001

 6306 14:14:17.576639  # [   47.983070] RBP: 00007f7216fe1000 R08: 00007f7216fe0010 R09: 0000000000000000

 6307 14:14:17.586501  # [   47.997262] R10: fffffffffffffbc5 R11: 0000000000000246 R12: 0000000000000001

 6308 14:14:17.592702  # [   48.011453] R13: 0000000000000001 R14: 0000000000020000 R15: 0000000000020000

 6309 14:14:17.595920  # [   48.025648] irq event stamp: 0

 6310 14:14:17.605700  # [   48.035267] hardirqs last  enabled at (0): [<0000000000000000>] 0x0

 6311 14:14:17.615710  # [   48.048487] hardirqs last disabled at (0): [<ffffffff8b8fd834>] copy_process+0x664/0x1c60

 6312 14:14:17.625232  # [   48.063844] softirqs last  enabled at (0): [<ffffffff8b8fd834>] copy_process+0x664/0x1c60

 6313 14:14:17.632152  # [   48.079198] softirqs last disabled at (0): [<0000000000000000>] 0x0

 6314 14:14:17.638623  # [   48.092418] ---[ end trace 7e1796e8a934a11f ]---

 6315 14:14:17.641626  # [   48.103792] lkdtm: Overflow detected: saturated

 6316 14:14:17.648686  # REFCOUNT_INC_NOT_ZERO_OVERFLOW: saw 'call trace:': ok

 6317 14:14:17.654937  ok 44 selftests: lkdtm: REFCOUNT_INC_NOT_ZERO_OVERFLOW.sh

 6318 14:14:17.658295  # selftests: lkdtm: REFCOUNT_ADD_NOT_ZERO_OVERFLOW.sh

 6319 14:14:17.668227  # [   48.219672] lkdtm: Performing direct entry REFCOUNT_ADD_NOT_ZERO_OVERFLOW

 6320 14:14:17.674871  # [   48.228314] lkdtm: attempting bad refcount_add_not_zero() overflow

 6321 14:14:17.681340  # [   48.235228] ------------[ cut here ]------------

 6322 14:14:17.687805  # [   48.240389] refcount_t: saturated; leaking memory.

 6323 14:14:17.698200  # [   48.251968] WARNING: CPU: 3 PID: 2061 at lib/refcount.c:19 refcount_warn_saturate+0x97/0x110

 6324 14:14:17.750762  # [   48.267606] Modules linked in: fuse ip_tables cros_ec_lid_angle cros_ec_sensors cros_ec_sensors_core industrialio_triggered_buffer kfifo_buf industrialio uvcvideo videobuf2_vmalloc cros_ec_sysfs cros_ec_chardev cros_usbpd_logger cros_ec_debugfs cros_ec_lightbar cros_ec_sensorhub videobuf2_memops cros_usbpd_charger videobuf2_v4l2 snd_soc_da7219 gsmi x86_pkg_temp_thermal cros_ec_dev snd_soc_core videobuf2_common snd_compress snd_pcm_dmaengine regmap_i2c coreboot_table i2c_hid cros_usbpd_notify chromeos_pstore cros_kbd_led_backlight

 6325 14:14:17.760821  # [   48.326353] CPU: 3 PID: 2061 Comm: cat Tainted: G      D W         5.10.178-cip31 #1

 6326 14:14:17.767261  # [   48.335020] Hardware name: Google Rammus/Rammus, BIOS  09/04/2020

 6327 14:14:17.773758  # [   48.348035] RIP: 0010:refcount_warn_saturate+0x97/0x110

 6328 14:14:17.796724  # [   48.353875] Code: 01 01 e8 35 b3 c0 00 0f 0b c3 cc cc cc cc 80 3d 6c f7 f6 01 00 75 a8 48 c7 c7 d8 2f 75 8d c6 05 5c f7 f6 01 01 e8 12 b3 c0 00 <0f> 0b c3 cc cc cc cc 80 3d 46 f7 f6 01 00 75 85 48 c7 c7 30 30 75

 6329 14:14:17.803282  # [   48.374863] RSP: 0018:ffffaed7429afe38 EFLAGS: 00010282

 6330 14:14:17.809839  # [   48.380702] RAX: 0000000000000000 RBX: 000000007fffffff RCX: 0000000000000000

 6331 14:14:17.819587  # [   48.388674] RDX: ffff8c057adac660 RSI: ffff8c057ad9bf70 RDI: ffff8c057ad9bf70

 6332 14:14:17.829311  # [   48.396649] RBP: ffffffff8d7f7c20 R08: 0000000000000000 R09: 0000000000000000

 6333 14:14:17.835763  # [   48.404622] R10: 00000000ffffe000 R11: 3fffffffffffffff R12: 000000000000001f

 6334 14:14:17.846117  # [   48.412597] R13: ffffaed7429aff10 R14: ffffaed7429aff10 R15: ffff8c050286d000

 6335 14:14:17.855507  # [   48.420569] FS:  00007f4cdbe52580(0000) GS:ffff8c057ad80000(0000) knlGS:0000000000000000

 6336 14:14:17.862041  # [   48.429613] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033

 6337 14:14:17.868760  # [   48.436032] CR2: 00007f4cdbc5b000 CR3: 000000010363e006 CR4: 00000000003706e0

 6338 14:14:17.872557  # [   48.444047] Call Trace:

 6339 14:14:17.879214  # [   48.446790]  __refcount_add_not_zero.constprop.0+0x2a/0x35

 6340 14:14:17.885269  # [   48.459127]  lkdtm_REFCOUNT_ADD_NOT_ZERO_OVERFLOW+0x3e/0x76

 6341 14:14:17.891963  # [   48.465384]  direct_entry.cold+0x2c/0x38

 6342 14:14:17.895311  # [   48.469767]  full_proxy_write+0x53/0x80

 6343 14:14:17.898407  # [   48.474099]  vfs_write+0xe7/0x3b0

 6344 14:14:17.901701  # [   48.477804]  ksys_write+0x68/0xf0

 6345 14:14:17.908237  # [   48.481539]  do_syscall_64+0x30/0x40

 6346 14:14:17.911963  # [   48.485564]  entry_SYSCALL_64_after_hwframe+0x61/0xc6

 6347 14:14:17.918253  # [   48.491229] RIP: 0033:0x7f4cdbd68833

 6348 14:14:17.938158  # [   48.495223] Code: 8b 15 61 26 0e 00 f7 d8 64 89 02 48 c7 c0 ff ff ff ff eb b7 0f 1f 00 64 8b 04 25 18 00 00 00 85 c0 75 14 b8 01 00 00 00 0f 05 <48> 3d 00 f0 ff ff 77 55 c3 0f 1f 40 00 48 83 ec 28 48 89 54 24 18

 6349 14:14:17.947900  # [   48.516213] RSP: 002b:00007ffd057f14e8 EFLAGS: 00000246 ORIG_RAX: 0000000000000001

 6350 14:14:17.954516  # [   48.524675] RAX: ffffffffffffffda RBX: 000000000000001f RCX: 00007f4cdbd68833

 6351 14:14:17.964790  # [   48.538865] RDX: 000000000000001f RSI: 00007f4cdbc5b000 RDI: 0000000000000001

 6352 14:14:17.974900  # [   48.546841] RBP: 00007f4cdbc5b000 R08: 00007f4cdbc5a010 R09: 0000000000000000

 6353 14:14:17.981158  # [   48.561052] R10: fffffffffffffbc5 R11: 0000000000000246 R12: 0000000000000001

 6354 14:14:17.991189  # [   48.569033] R13: 0000000000000001 R14: 0000000000020000 R15: 0000000000020000

 6355 14:14:17.994393  # [   48.577027] irq event stamp: 0

 6356 14:14:18.001292  # [   48.580465] hardirqs last  enabled at (0): [<0000000000000000>] 0x0

 6357 14:14:18.010920  # [   48.587469] hardirqs last disabled at (0): [<ffffffff8b8fd834>] copy_process+0x664/0x1c60

 6358 14:14:18.020534  # [   48.596608] softirqs last  enabled at (0): [<ffffffff8b8fd834>] copy_process+0x664/0x1c60

 6359 14:14:18.027098  # [   48.605747] softirqs last disabled at (0): [<0000000000000000>] 0x0

 6360 14:14:18.034212  # [   48.612750] ---[ end trace 7e1796e8a934a120 ]---

 6361 14:14:18.037375  # [   48.617907] lkdtm: Overflow detected: saturated

 6362 14:14:18.043956  # REFCOUNT_ADD_NOT_ZERO_OVERFLOW: saw 'call trace:': ok

 6363 14:14:18.050571  ok 45 selftests: lkdtm: REFCOUNT_ADD_NOT_ZERO_OVERFLOW.sh

 6364 14:14:18.054121  # selftests: lkdtm: REFCOUNT_DEC_ZERO.sh

 6365 14:14:18.060395  # [   48.734601] lkdtm: Performing direct entry REFCOUNT_DEC_ZERO

 6366 14:14:18.066848  # [   48.741398] lkdtm: attempting good refcount_dec()

 6367 14:14:18.073509  # [   48.752884] lkdtm: attempting bad refcount_dec() to zero

 6368 14:14:18.079794  # [   48.765060] ------------[ cut here ]------------

 6369 14:14:18.083352  # [   48.776466] refcount_t: decrement hit 0; leaking memory.

 6370 14:14:18.093192  # [   48.788634] WARNING: CPU: 0 PID: 2093 at lib/refcount.c:31 refcount_warn_saturate+0xfb/0x110

 6371 14:14:18.148884  # [   48.804284] Modules linked in: fuse ip_tables cros_ec_lid_angle cros_ec_sensors cros_ec_sensors_core industrialio_triggered_buffer kfifo_buf industrialio uvcvideo videobuf2_vmalloc cros_ec_sysfs cros_ec_chardev cros_usbpd_logger cros_ec_debugfs cros_ec_lightbar cros_ec_sensorhub videobuf2_memops cros_usbpd_charger videobuf2_v4l2 snd_soc_da7219 gsmi x86_pkg_temp_thermal cros_ec_dev snd_soc_core videobuf2_common snd_compress snd_pcm_dmaengine regmap_i2c coreboot_table i2c_hid cros_usbpd_notify chromeos_pstore cros_kbd_led_backlight

 6372 14:14:18.159096  # [   48.862966] CPU: 0 PID: 2093 Comm: cat Tainted: G      D W         5.10.178-cip31 #1

 6373 14:14:18.165517  # [   48.877866] Hardware name: Google Rammus/Rammus, BIOS  09/04/2020

 6374 14:14:18.172179  # [   48.890870] RIP: 0010:refcount_warn_saturate+0xfb/0x110

 6375 14:14:18.191984  # [   48.902951] Code: 88 30 75 8d c6 05 0d f7 f6 01 01 e8 c8 b2 c0 00 0f 0b c3 cc cc cc cc 48 c7 c7 58 30 75 8d c6 05 f4 f6 f6 01 01 e8 ae b2 c0 00 <0f> 0b c3 cc cc cc cc 66 66 2e 0f 1f 84 00 00 00 00 00 0f 1f 00 8b

 6376 14:14:18.198725  # [   48.930148] RSP: 0018:ffffaed742a47e48 EFLAGS: 00010286

 6377 14:14:18.208578  # [   48.942225] RAX: 0000000000000000 RBX: 000000000000002f RCX: 0000000000000000

 6378 14:14:18.215155  # [   48.956399] RDX: ffff8c057ac2c660 RSI: ffff8c057ac1bf70 RDI: ffff8c057ac1bf70

 6379 14:14:18.225209  # [   48.970623] RBP: ffffffff8d7f7fd9 R08: 0000000000000000 R09: 0000000000000000

 6380 14:14:18.235233  # [   48.984795] R10: 00000000ffffe000 R11: 3fffffffffffffff R12: 0000000000000012

 6381 14:14:18.241511  # [   48.999003] R13: ffffaed742a47f10 R14: ffffaed742a47f10 R15: ffff8c050360f000

 6382 14:14:18.251099  # [   49.013190] FS:  00007f14f4dcf580(0000) GS:ffff8c057ac00000(0000) knlGS:0000000000000000

 6383 14:14:18.257612  # [   49.028469] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033

 6384 14:14:18.268082  # [   49.041090] CR2: 00007f14f4bd8000 CR3: 000000010401a005 CR4: 00000000003706f0

 6385 14:14:18.270952  # [   49.055309] Call Trace:

 6386 14:14:18.274405  # [   49.064227]  lkdtm_REFCOUNT_DEC_ZERO+0x4d/0xbd

 6387 14:14:18.280787  # [   49.075427]  direct_entry.cold+0x2c/0x38

 6388 14:14:18.283983  # [   49.086009]  full_proxy_write+0x53/0x80

 6389 14:14:18.287695  # [   49.096515]  vfs_write+0xe7/0x3b0

 6390 14:14:18.291224  # [   49.106426]  ksys_write+0x68/0xf0

 6391 14:14:18.297372  # [   49.116358]  do_syscall_64+0x30/0x40

 6392 14:14:18.303882  # [   49.126557]  entry_SYSCALL_64_after_hwframe+0x61/0xc6

 6393 14:14:18.307384  # [   49.138446] RIP: 0033:0x7f14f4ce5833

 6394 14:14:18.330195  # [   49.148644] Code: 8b 15 61 26 0e 00 f7 d8 64 89 02 48 c7 c0 ff ff ff ff eb b7 0f 1f 00 64 8b 04 25 18 00 00 00 85 c0 75 14 b8 01 00 00 00 0f 05 <48> 3d 00 f0 ff ff 77 55 c3 0f 1f 40 00 48 83 ec 28 48 89 54 24 18

 6395 14:14:18.336606  # [   49.175883] RSP: 002b:00007fff435ed518 EFLAGS: 00000246 ORIG_RAX: 0000000000000001

 6396 14:14:18.346438  # [   49.190546] RAX: ffffffffffffffda RBX: 0000000000000012 RCX: 00007f14f4ce5833

 6397 14:14:18.356772  # [   49.204747] RDX: 0000000000000012 RSI: 00007f14f4bd8000 RDI: 0000000000000001

 6398 14:14:18.362668  # [   49.218930] RBP: 00007f14f4bd8000 R08: 00007f14f4bd7010 R09: 0000000000000000

 6399 14:14:18.372758  # [   49.233147] R10: fffffffffffffbc5 R11: 0000000000000246 R12: 0000000000000001

 6400 14:14:18.379470  # [   49.247322] R13: 0000000000000001 R14: 0000000000020000 R15: 0000000000020000

 6401 14:14:18.382637  # [   49.261546] irq event stamp: 0

 6402 14:14:18.392653  # [   49.271147] hardirqs last  enabled at (0): [<0000000000000000>] 0x0

 6403 14:14:18.402681  # [   49.284391] hardirqs last disabled at (0): [<ffffffff8b8fd834>] copy_process+0x664/0x1c60

 6404 14:14:18.412616  # [   49.299729] softirqs last  enabled at (0): [<ffffffff8b8fd834>] copy_process+0x664/0x1c60

 6405 14:14:18.418839  # [   49.315103] softirqs last disabled at (0): [<0000000000000000>] 0x0

 6406 14:14:18.425358  # [   49.328305] ---[ end trace 7e1796e8a934a121 ]---

 6407 14:14:18.429216  # [   49.339668] lkdtm: Zero detected: saturated

 6408 14:14:18.435491  # REFCOUNT_DEC_ZERO: saw 'call trace:': ok

 6409 14:14:18.438490  ok 46 selftests: lkdtm: REFCOUNT_DEC_ZERO.sh

 6410 14:14:18.442208  # selftests: lkdtm: REFCOUNT_DEC_NEGATIVE.sh

 6411 14:14:18.448589  # [   49.455814] lkdtm: Performing direct entry REFCOUNT_DEC_NEGATIVE

 6412 14:14:18.458650  # [   49.462911] lkdtm: attempting bad refcount_dec() below zero

 6413 14:14:18.461720  # [   49.469170] ------------[ cut here ]------------

 6414 14:14:18.468332  # [   49.474357] refcount_t: decrement hit 0; leaking memory.

 6415 14:14:18.478161  # [   49.480306] WARNING: CPU: 3 PID: 2128 at lib/refcount.c:31 refcount_warn_saturate+0xfb/0x110

 6416 14:14:18.534072  # [   49.489767] Modules linked in: fuse ip_tables cros_ec_lid_angle cros_ec_sensors cros_ec_sensors_core industrialio_triggered_buffer kfifo_buf industrialio uvcvideo videobuf2_vmalloc cros_ec_sysfs cros_ec_chardev cros_usbpd_logger cros_ec_debugfs cros_ec_lightbar cros_ec_sensorhub videobuf2_memops cros_usbpd_charger videobuf2_v4l2 snd_soc_da7219 gsmi x86_pkg_temp_thermal cros_ec_dev snd_soc_core videobuf2_common snd_compress snd_pcm_dmaengine regmap_i2c coreboot_table i2c_hid cros_usbpd_notify chromeos_pstore cros_kbd_led_backlight

 6417 14:14:18.544440  # [   49.548482] CPU: 3 PID: 2128 Comm: cat Tainted: G      D W         5.10.178-cip31 #1

 6418 14:14:18.550424  # [   49.557136] Hardware name: Google Rammus/Rammus, BIOS  09/04/2020

 6419 14:14:18.557323  # [   49.563945] RIP: 0010:refcount_warn_saturate+0xfb/0x110

 6420 14:14:18.577327  # [   49.569783] Code: 88 30 75 8d c6 05 0d f7 f6 01 01 e8 c8 b2 c0 00 0f 0b c3 cc cc cc cc 48 c7 c7 58 30 75 8d c6 05 f4 f6 f6 01 01 e8 ae b2 c0 00 <0f> 0b c3 cc cc cc cc 66 66 2e 0f 1f 84 00 00 00 00 00 0f 1f 00 8b

 6421 14:14:18.583585  # [   49.590771] RSP: 0018:ffffaed742ab7e48 EFLAGS: 00010286

 6422 14:14:18.593585  # [   49.596608] RAX: 0000000000000000 RBX: 0000000000000030 RCX: 0000000000000000

 6423 14:14:18.600094  # [   49.604583] RDX: ffff8c057adac660 RSI: ffff8c057ad9bf70 RDI: ffff8c057ad9bf70

 6424 14:14:18.610007  # [   49.618775] RBP: ffffffff8d7f7feb R08: 0000000000000000 R09: 0000000000000000

 6425 14:14:18.617003  # [   49.632962] R10: 00000000ffffe000 R11: 3fffffffffffffff R12: 0000000000000016

 6426 14:14:18.626638  # [   49.647157] R13: ffffaed742ab7f10 R14: ffffaed742ab7f10 R15: ffff8c0502979000

 6427 14:14:18.636309  # [   49.655162] FS:  00007f50fc448580(0000) GS:ffff8c057ad80000(0000) knlGS:0000000000000000

 6428 14:14:18.643079  # [   49.664210] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033

 6429 14:14:18.649237  # [   49.670659] CR2: 00007f50fc251000 CR3: 0000000104992002 CR4: 00000000003706e0

 6430 14:14:18.652753  # [   49.678642] Call Trace:

 6431 14:14:18.659312  # [   49.681427]  lkdtm_REFCOUNT_DEC_NEGATIVE+0x37/0x61

 6432 14:14:18.666030  # [   49.686794]  direct_entry.cold+0x2c/0x38

 6433 14:14:18.669479  # [   49.697384]  full_proxy_write+0x53/0x80

 6434 14:14:18.672644  # [   49.701700]  vfs_write+0xe7/0x3b0

 6435 14:14:18.675744  # [   49.705431]  ksys_write+0x68/0xf0

 6436 14:14:18.682992  # [   49.709134]  do_syscall_64+0x30/0x40

 6437 14:14:18.685886  # [   49.713157]  entry_SYSCALL_64_after_hwframe+0x61/0xc6

 6438 14:14:18.692328  # [   49.718803] RIP: 0033:0x7f50fc35e833

 6439 14:14:18.712263  # [   49.722817] Code: 8b 15 61 26 0e 00 f7 d8 64 89 02 48 c7 c0 ff ff ff ff eb b7 0f 1f 00 64 8b 04 25 18 00 00 00 85 c0 75 14 b8 01 00 00 00 0f 05 <48> 3d 00 f0 ff ff 77 55 c3 0f 1f 40 00 48 83 ec 28 48 89 54 24 18

 6440 14:14:18.722333  # [   49.743810] RSP: 002b:00007ffd0ec5f248 EFLAGS: 00000246 ORIG_RAX: 0000000000000001

 6441 14:14:18.731748  # [   49.752302] RAX: ffffffffffffffda RBX: 0000000000000016 RCX: 00007f50fc35e833

 6442 14:14:18.738439  # [   49.760296] RDX: 0000000000000016 RSI: 00007f50fc251000 RDI: 0000000000000001

 6443 14:14:18.748187  # [   49.768272] RBP: 00007f50fc251000 R08: 00007f50fc250010 R09: 0000000000000000

 6444 14:14:18.754788  # [   49.776270] R10: fffffffffffffbc5 R11: 0000000000000246 R12: 0000000000000001

 6445 14:14:18.764914  # [   49.790452] R13: 0000000000000001 R14: 0000000000020000 R15: 0000000000020000

 6446 14:14:18.768047  # [   49.798432] irq event stamp: 0

 6447 14:14:18.774624  # [   49.801868] hardirqs last  enabled at (0): [<0000000000000000>] 0x0

 6448 14:14:18.784692  # [   49.815084] hardirqs last disabled at (0): [<ffffffff8b8fd834>] copy_process+0x664/0x1c60

 6449 14:14:18.794330  # [   49.824263] softirqs last  enabled at (0): [<ffffffff8b8fd834>] copy_process+0x664/0x1c60

 6450 14:14:18.801535  # [   49.833403] softirqs last disabled at (0): [<0000000000000000>] 0x0

 6451 14:14:18.807706  # [   49.840404] ---[ end trace 7e1796e8a934a122 ]---

 6452 14:14:18.814401  # [   49.845561] lkdtm: Negative detected: saturated

 6453 14:14:18.820854  # REFCOUNT_DEC_NEGATIVE: saw 'Negative detected: saturated': ok

 6454 14:14:18.824314  ok 47 selftests: lkdtm: REFCOUNT_DEC_NEGATIVE.sh

 6455 14:14:18.830775  # selftests: lkdtm: REFCOUNT_DEC_AND_TEST_NEGATIVE.sh

 6456 14:14:18.840880  # [   49.960813] lkdtm: Performing direct entry REFCOUNT_DEC_AND_TEST_NEGATIVE

 6457 14:14:18.847007  # [   49.970167] lkdtm: attempting bad refcount_dec_and_test() below zero

 6458 14:14:18.854475  # [   49.983497] ------------[ cut here ]------------

 6459 14:14:18.856973  # [   49.994880] refcount_t: underflow; use-after-free.

 6460 14:14:18.867260  # [   50.006534] WARNING: CPU: 0 PID: 2163 at lib/refcount.c:28 refcount_warn_saturate+0xba/0x110

 6461 14:14:18.922941  # [   50.022106] Modules linked in: fuse ip_tables cros_ec_lid_angle cros_ec_sensors cros_ec_sensors_core industrialio_triggered_buffer kfifo_buf industrialio uvcvideo videobuf2_vmalloc cros_ec_sysfs cros_ec_chardev cros_usbpd_logger cros_ec_debugfs cros_ec_lightbar cros_ec_sensorhub videobuf2_memops cros_usbpd_charger videobuf2_v4l2 snd_soc_da7219 gsmi x86_pkg_temp_thermal cros_ec_dev snd_soc_core videobuf2_common snd_compress snd_pcm_dmaengine regmap_i2c coreboot_table i2c_hid cros_usbpd_notify chromeos_pstore cros_kbd_led_backlight

 6462 14:14:18.932731  # [   50.080853] CPU: 0 PID: 2163 Comm: cat Tainted: G      D W         5.10.178-cip31 #1

 6463 14:14:18.939016  # [   50.095728] Hardware name: Google Rammus/Rammus, BIOS  09/04/2020

 6464 14:14:18.946239  # [   50.108752] RIP: 0010:refcount_warn_saturate+0xba/0x110

 6465 14:14:18.968563  # [   50.120800] Code: 01 01 e8 12 b3 c0 00 0f 0b c3 cc cc cc cc 80 3d 46 f7 f6 01 00 75 85 48 c7 c7 30 30 75 8d c6 05 36 f7 f6 01 01 e8 ef b2 c0 00 <0f> 0b c3 cc cc cc cc 80 3d 21 f7 f6 01 00 0f 85 5e ff ff ff 48 c7

 6466 14:14:18.975195  # [   50.147990] RSP: 0018:ffffaed742b47e40 EFLAGS: 00010286

 6467 14:14:18.981683  # [   50.160051] RAX: 0000000000000000 RBX: 0000000000000031 RCX: 0000000000000000

 6468 14:14:18.991577  # [   50.174254] RDX: ffff8c057ac2c660 RSI: ffff8c057ac1bf70 RDI: ffff8c057ac1bf70

 6469 14:14:18.998480  # [   50.188478] RBP: ffffffff8d7f7c40 R08: 0000000000000000 R09: 0000000000000000

 6470 14:14:19.008219  # [   50.202658] R10: 00000000ffffe000 R11: 3fffffffffffffff R12: 000000000000001f

 6471 14:14:19.014918  # [   50.216878] R13: ffffaed742b47f10 R14: ffffaed742b47f10 R15: ffff8c0503b34000

 6472 14:14:19.024503  # [   50.231064] FS:  00007fc676a0b580(0000) GS:ffff8c057ac00000(0000) knlGS:0000000000000000

 6473 14:14:19.031268  # [   50.246351] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033

 6474 14:14:19.041100  # [   50.258980] CR2: 00007fc676814000 CR3: 0000000103596001 CR4: 00000000003706f0

 6475 14:14:19.044312  # [   50.273201] Call Trace:

 6476 14:14:19.050737  # [   50.282145]  __refcount_sub_and_test.constprop.0+0x3c/0x50

 6477 14:14:19.057371  # [   50.294537]  lkdtm_REFCOUNT_DEC_AND_TEST_NEGATIVE+0x3e/0x78

 6478 14:14:19.060959  # [   50.306955]  direct_entry.cold+0x2c/0x38

 6479 14:14:19.067459  # [   50.317583]  full_proxy_write+0x53/0x80

 6480 14:14:19.070514  # [   50.328051]  vfs_write+0xe7/0x3b0

 6481 14:14:19.073902  # [   50.337980]  ksys_write+0x68/0xf0

 6482 14:14:19.077039  # [   50.347881]  do_syscall_64+0x30/0x40

 6483 14:14:19.084281  # [   50.358095]  entry_SYSCALL_64_after_hwframe+0x61/0xc6

 6484 14:14:19.090472  # [   50.369949] RIP: 0033:0x7fc676921833

 6485 14:14:19.109950  # [   50.380164] Code: 8b 15 61 26 0e 00 f7 d8 64 89 02 48 c7 c0 ff ff ff ff eb b7 0f 1f 00 64 8b 04 25 18 00 00 00 85 c0 75 14 b8 01 00 00 00 0f 05 <48> 3d 00 f0 ff ff 77 55 c3 0f 1f 40 00 48 83 ec 28 48 89 54 24 18

 6486 14:14:19.120062  # [   50.407358] RSP: 002b:00007ffcfc6b3aa8 EFLAGS: 00000246 ORIG_RAX: 0000000000000001

 6487 14:14:19.129648  # [   50.422048] RAX: ffffffffffffffda RBX: 000000000000001f RCX: 00007fc676921833

 6488 14:14:19.136484  # [   50.436230] RDX: 000000000000001f RSI: 00007fc676814000 RDI: 0000000000000001

 6489 14:14:19.146401  # [   50.450432] RBP: 00007fc676814000 R08: 00007fc676813010 R09: 0000000000000000

 6490 14:14:19.153259  # [   50.464610] R10: fffffffffffffbc5 R11: 0000000000000246 R12: 0000000000000001

 6491 14:14:19.162770  # [   50.478821] R13: 0000000000000001 R14: 0000000000020000 R15: 0000000000020000

 6492 14:14:19.166087  # [   50.493031] irq event stamp: 0

 6493 14:14:19.172793  # [   50.502694] hardirqs last  enabled at (0): [<0000000000000000>] 0x0

 6494 14:14:19.183033  # [   50.515879] hardirqs last disabled at (0): [<ffffffff8b8fd834>] copy_process+0x664/0x1c60

 6495 14:14:19.192713  # [   50.531242] softirqs last  enabled at (0): [<ffffffff8b8fd834>] copy_process+0x664/0x1c60

 6496 14:14:19.199144  # [   50.546591] softirqs last disabled at (0): [<0000000000000000>] 0x0

 6497 14:14:19.205694  # [   50.559813] ---[ end trace 7e1796e8a934a123 ]---

 6498 14:14:19.212339  # [   50.571183] lkdtm: Negative detected: saturated

 6499 14:14:19.219260  # REFCOUNT_DEC_AND_TEST_NEGATIVE: saw 'Negative detected: saturated': ok

 6500 14:14:19.225537  ok 48 selftests: lkdtm: REFCOUNT_DEC_AND_TEST_NEGATIVE.sh

 6501 14:14:19.228816  # selftests: lkdtm: REFCOUNT_SUB_AND_TEST_NEGATIVE.sh

 6502 14:14:19.238460  # [   50.706984] lkdtm: Performing direct entry REFCOUNT_SUB_AND_TEST_NEGATIVE

 6503 14:14:19.245303  # [   50.720544] lkdtm: attempting bad refcount_sub_and_test() below zero

 6504 14:14:19.252376  # [   50.727677] ------------[ cut here ]------------

 6505 14:14:19.255517  # [   50.732880] refcount_t: underflow; use-after-free.

 6506 14:14:19.265273  # [   50.738293] WARNING: CPU: 3 PID: 2198 at lib/refcount.c:28 refcount_warn_saturate+0xba/0x110

 6507 14:14:19.320962  # [   50.747729] Modules linked in: fuse ip_tables cros_ec_lid_angle cros_ec_sensors cros_ec_sensors_core industrialio_triggered_buffer kfifo_buf industrialio uvcvideo videobuf2_vmalloc cros_ec_sysfs cros_ec_chardev cros_usbpd_logger cros_ec_debugfs cros_ec_lightbar cros_ec_sensorhub videobuf2_memops cros_usbpd_charger videobuf2_v4l2 snd_soc_da7219 gsmi x86_pkg_temp_thermal cros_ec_dev snd_soc_core videobuf2_common snd_compress snd_pcm_dmaengine regmap_i2c coreboot_table i2c_hid cros_usbpd_notify chromeos_pstore cros_kbd_led_backlight

 6508 14:14:19.331098  # [   50.806395] CPU: 3 PID: 2198 Comm: cat Tainted: G      D W         5.10.178-cip31 #1

 6509 14:14:19.337437  # [   50.815050] Hardware name: Google Rammus/Rammus, BIOS  09/04/2020

 6510 14:14:19.343934  # [   50.821860] RIP: 0010:refcount_warn_saturate+0xba/0x110

 6511 14:14:19.363635  # [   50.827700] Code: 01 01 e8 12 b3 c0 00 0f 0b c3 cc cc cc cc 80 3d 46 f7 f6 01 00 75 85 48 c7 c7 30 30 75 8d c6 05 36 f7 f6 01 01 e8 ef b2 c0 00 <0f> 0b c3 cc cc cc cc 80 3d 21 f7 f6 01 00 0f 85 5e ff ff ff 48 c7

 6512 14:14:19.370239  # [   50.848690] RSP: 0018:ffffaed742bd7e40 EFLAGS: 00010286

 6513 14:14:19.379916  # [   50.854529] RAX: 0000000000000000 RBX: 0000000000000032 RCX: 0000000000000000

 6514 14:14:19.390224  # [   50.868723] RDX: ffff8c057adac660 RSI: ffff8c057ad9bf70 RDI: ffff8c057ad9bf70

 6515 14:14:19.396628  # [   50.882912] RBP: ffffffff8d7f7c60 R08: 0000000000000000 R09: 0000000000000000

 6516 14:14:19.406438  # [   50.890889] R10: 00000000ffffe000 R11: 3fffffffffffffff R12: 000000000000001f

 6517 14:14:19.413161  # [   50.898895] R13: ffffaed742bd7f10 R14: ffffaed742bd7f10 R15: ffff8c050358c000

 6518 14:14:19.423266  # [   50.906874] FS:  00007f6be5a17580(0000) GS:ffff8c057ad80000(0000) knlGS:0000000000000000

 6519 14:14:19.429401  # [   50.915946] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033

 6520 14:14:19.439522  # [   50.922367] CR2: 00007f6be5820000 CR3: 0000000105974002 CR4: 00000000003706e0

 6521 14:14:19.442877  # [   50.930342] Call Trace:

 6522 14:14:19.449584  # [   50.933099]  __refcount_sub_and_test.constprop.0+0x3c/0x50

 6523 14:14:19.456173  # [   50.939242]  lkdtm_REFCOUNT_SUB_AND_TEST_NEGATIVE+0x3e/0x7b

 6524 14:14:19.459083  # [   50.951672]  direct_entry.cold+0x2c/0x38

 6525 14:14:19.462368  # [   50.956075]  full_proxy_write+0x53/0x80

 6526 14:14:19.469151  # [   50.960393]  vfs_write+0xe7/0x3b0

 6527 14:14:19.472309  # [   50.964125]  ksys_write+0x68/0xf0

 6528 14:14:19.475828  # [   50.967831]  do_syscall_64+0x30/0x40

 6529 14:14:19.482101  # [   50.971853]  entry_SYSCALL_64_after_hwframe+0x61/0xc6

 6530 14:14:19.485873  # [   50.977500] RIP: 0033:0x7f6be592d833

 6531 14:14:19.508696  # [   50.981523] Code: 8b 15 61 26 0e 00 f7 d8 64 89 02 48 c7 c0 ff ff ff ff eb b7 0f 1f 00 64 8b 04 25 18 00 00 00 85 c0 75 14 b8 01 00 00 00 0f 05 <48> 3d 00 f0 ff ff 77 55 c3 0f 1f 40 00 48 83 ec 28 48 89 54 24 18

 6532 14:14:19.519132  # [   51.002515] RSP: 002b:00007fff506a64d8 EFLAGS: 00000246 ORIG_RAX: 0000000000000001

 6533 14:14:19.525077  # [   51.010978] RAX: ffffffffffffffda RBX: 000000000000001f RCX: 00007f6be592d833

 6534 14:14:19.535423  # [   51.018953] RDX: 000000000000001f RSI: 00007f6be5820000 RDI: 0000000000000001

 6535 14:14:19.541786  # [   51.026926] RBP: 00007f6be5820000 R08: 00007f6be581f010 R09: 0000000000000000

 6536 14:14:19.551299  # [   51.034902] R10: fffffffffffffbc5 R11: 0000000000000246 R12: 0000000000000001

 6537 14:14:19.561067  # [   51.042876] R13: 0000000000000001 R14: 0000000000020000 R15: 0000000000020000

 6538 14:14:19.564935  # [   51.050854] irq event stamp: 0

 6539 14:14:19.571253  # [   51.054294] hardirqs last  enabled at (0): [<0000000000000000>] 0x0

 6540 14:14:19.580764  # [   51.061299] hardirqs last disabled at (0): [<ffffffff8b8fd834>] copy_process+0x664/0x1c60

 6541 14:14:19.590675  # [   51.070471] softirqs last  enabled at (0): [<ffffffff8b8fd834>] copy_process+0x664/0x1c60

 6542 14:14:19.597859  # [   51.079613] softirqs last disabled at (0): [<0000000000000000>] 0x0

 6543 14:14:19.604165  # [   51.086615] ---[ end trace 7e1796e8a934a124 ]---

 6544 14:14:19.607472  # [   51.091773] lkdtm: Negative detected: saturated

 6545 14:14:19.617176  # REFCOUNT_SUB_AND_TEST_NEGATIVE: saw 'Negative detected: saturated': ok

 6546 14:14:19.623593  ok 49 selftests: lkdtm: REFCOUNT_SUB_AND_TEST_NEGATIVE.sh

 6547 14:14:19.626967  # selftests: lkdtm: REFCOUNT_INC_ZERO.sh

 6548 14:14:19.633425  # [   51.211798] lkdtm: Performing direct entry REFCOUNT_INC_ZERO

 6549 14:14:19.640069  # [   51.221385] lkdtm: attempting safe refcount_inc_not_zero() from zero

 6550 14:14:19.646561  # [   51.228517] lkdtm: Good: zero detected

 6551 14:14:19.649912  # [   51.238912] lkdtm: Correctly stayed at zero

 6552 14:14:19.656851  # [   51.249797] lkdtm: attempting bad refcount_inc() from zero

 6553 14:14:19.663042  # [   51.255926] ------------[ cut here ]------------

 6554 14:14:19.669677  # [   51.267296] refcount_t: addition on 0; use-after-free.

 6555 14:14:19.680028  # [   51.273066] WARNING: CPU: 2 PID: 2230 at lib/refcount.c:25 refcount_warn_saturate+0x74/0x110

 6556 14:14:19.732297  # [   51.282503] Modules linked in: fuse ip_tables cros_ec_lid_angle cros_ec_sensors cros_ec_sensors_core industrialio_triggered_buffer kfifo_buf industrialio uvcvideo videobuf2_vmalloc cros_ec_sysfs cros_ec_chardev cros_usbpd_logger cros_ec_debugfs cros_ec_lightbar cros_ec_sensorhub videobuf2_memops cros_usbpd_charger videobuf2_v4l2 snd_soc_da7219 gsmi x86_pkg_temp_thermal cros_ec_dev snd_soc_core videobuf2_common snd_compress snd_pcm_dmaengine regmap_i2c coreboot_table i2c_hid cros_usbpd_notify chromeos_pstore cros_kbd_led_backlight

 6557 14:14:19.742561  # [   51.341201] CPU: 2 PID: 2230 Comm: cat Tainted: G      D W         5.10.178-cip31 #1

 6558 14:14:19.749111  # [   51.349868] Hardware name: Google Rammus/Rammus, BIOS  09/04/2020

 6559 14:14:19.755374  # [   51.362886] RIP: 0010:refcount_warn_saturate+0x74/0x110

 6560 14:14:19.778897  # [   51.368724] Code: 01 01 e8 58 b3 c0 00 0f 0b c3 cc cc cc cc 80 3d 8d f7 f6 01 00 75 cb 48 c7 c7 00 30 75 8d c6 05 7d f7 f6 01 01 e8 35 b3 c0 00 <0f> 0b c3 cc cc cc cc 80 3d 6c f7 f6 01 00 75 a8 48 c7 c7 d8 2f 75

 6561 14:14:19.784746  # [   51.389715] RSP: 0018:ffffaed742c8fe48 EFLAGS: 00010286

 6562 14:14:19.791356  # [   51.395566] RAX: 0000000000000000 RBX: 0000000000000033 RCX: 0000000000000000

 6563 14:14:19.801142  # [   51.403579] RDX: ffff8c057ad2c660 RSI: ffff8c057ad1bf70 RDI: ffff8c057ad1bf70

 6564 14:14:19.807794  # [   51.411572] RBP: ffffffff8d7f8001 R08: 0000000000000000 R09: 0000000000000000

 6565 14:14:19.818081  # [   51.419564] R10: 00000000ffffe000 R11: 3fffffffffffffff R12: 0000000000000012

 6566 14:14:19.827484  # [   51.427552] R13: ffffaed742c8ff10 R14: ffffaed742c8ff10 R15: ffff8c0506c66000

 6567 14:14:19.833976  # [   51.435564] FS:  00007fc5b2391580(0000) GS:ffff8c057ad00000(0000) knlGS:0000000000000000

 6568 14:14:19.844207  # [   51.444606] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033

 6569 14:14:19.850776  # [   51.451026] CR2: 00007fc5b219a000 CR3: 0000000104992005 CR4: 00000000003706e0

 6570 14:14:19.853971  # [   51.459001] Call Trace:

 6571 14:14:19.860482  # [   51.461732]  lkdtm_REFCOUNT_INC_ZERO+0x99/0xc1

 6572 14:14:19.863752  # [   51.466727]  direct_entry.cold+0x2c/0x38

 6573 14:14:19.870568  # [   51.471133]  full_proxy_write+0x53/0x80

 6574 14:14:19.873585  # [   51.475441]  vfs_write+0xe7/0x3b0

 6575 14:14:19.876912  # [   51.479168]  ksys_write+0x68/0xf0

 6576 14:14:19.880442  # [   51.482871]  do_syscall_64+0x30/0x40

 6577 14:14:19.887201  # [   51.486864]  entry_SYSCALL_64_after_hwframe+0x61/0xc6

 6578 14:14:19.889968  # [   51.492508] RIP: 0033:0x7fc5b22a7833

 6579 14:14:19.913392  # [   51.496544] Code: 8b 15 61 26 0e 00 f7 d8 64 89 02 48 c7 c0 ff ff ff ff eb b7 0f 1f 00 64 8b 04 25 18 00 00 00 85 c0 75 14 b8 01 00 00 00 0f 05 <48> 3d 00 f0 ff ff 77 55 c3 0f 1f 40 00 48 83 ec 28 48 89 54 24 18

 6580 14:14:19.922792  # [   51.517533] RSP: 002b:00007fffb4aa32a8 EFLAGS: 00000246 ORIG_RAX: 0000000000000001

 6581 14:14:19.929682  # [   51.525994] RAX: ffffffffffffffda RBX: 0000000000000012 RCX: 00007fc5b22a7833

 6582 14:14:19.939300  # [   51.533968] RDX: 0000000000000012 RSI: 00007fc5b219a000 RDI: 0000000000000001

 6583 14:14:19.949293  # [   51.548152] RBP: 00007fc5b219a000 R08: 00007fc5b2199010 R09: 0000000000000000

 6584 14:14:19.955602  # [   51.556126] R10: fffffffffffffbc5 R11: 0000000000000246 R12: 0000000000000001

 6585 14:14:19.965433  # [   51.570313] R13: 0000000000000001 R14: 0000000000020000 R15: 0000000000020000

 6586 14:14:19.968828  # [   51.578292] irq event stamp: 0

 6587 14:14:19.975512  # [   51.581727] hardirqs last  enabled at (0): [<0000000000000000>] 0x0

 6588 14:14:19.986008  # [   51.594943] hardirqs last disabled at (0): [<ffffffff8b8fd834>] copy_process+0x664/0x1c60

 6589 14:14:19.995167  # [   51.604081] softirqs last  enabled at (0): [<ffffffff8b8fd834>] copy_process+0x664/0x1c60

 6590 14:14:20.001895  # [   51.613220] softirqs last disabled at (0): [<0000000000000000>] 0x0

 6591 14:14:20.008456  # [   51.620221] ---[ end trace 7e1796e8a934a125 ]---

 6592 14:14:20.015248  # [   51.625378] lkdtm: Zero detected: saturated

 6593 14:14:20.018497  # REFCOUNT_INC_ZERO: saw 'call trace:': ok

 6594 14:14:20.021732  ok 50 selftests: lkdtm: REFCOUNT_INC_ZERO.sh

 6595 14:14:20.028164  # selftests: lkdtm: REFCOUNT_ADD_ZERO.sh

 6596 14:14:20.034906  # [   51.745400] lkdtm: Performing direct entry REFCOUNT_ADD_ZERO

 6597 14:14:20.041356  # [   51.754489] lkdtm: attempting safe refcount_add_not_zero() from zero

 6598 14:14:20.044772  # [   51.767811] lkdtm: Good: zero detected

 6599 14:14:20.051327  # [   51.778204] lkdtm: Correctly stayed at zero

 6600 14:14:20.058269  # [   51.782878] lkdtm: attempting bad refcount_add() from zero

 6601 14:14:20.061269  # [   51.795218] ------------[ cut here ]------------

 6602 14:14:20.067704  # [   51.806594] refcount_t: addition on 0; use-after-free.

 6603 14:14:20.077588  # [   51.818588] WARNING: CPU: 1 PID: 2262 at lib/refcount.c:25 refcount_warn_saturate+0x74/0x110

 6604 14:14:20.133573  # [   51.834206] Modules linked in: fuse ip_tables cros_ec_lid_angle cros_ec_sensors cros_ec_sensors_core industrialio_triggered_buffer kfifo_buf industrialio uvcvideo videobuf2_vmalloc cros_ec_sysfs cros_ec_chardev cros_usbpd_logger cros_ec_debugfs cros_ec_lightbar cros_ec_sensorhub videobuf2_memops cros_usbpd_charger videobuf2_v4l2 snd_soc_da7219 gsmi x86_pkg_temp_thermal cros_ec_dev snd_soc_core videobuf2_common snd_compress snd_pcm_dmaengine regmap_i2c coreboot_table i2c_hid cros_usbpd_notify chromeos_pstore cros_kbd_led_backlight

 6605 14:14:20.143236  # [   51.892917] CPU: 1 PID: 2262 Comm: cat Tainted: G      D W         5.10.178-cip31 #1

 6606 14:14:20.150100  # [   51.907763] Hardware name: Google Rammus/Rammus, BIOS  09/04/2020

 6607 14:14:20.156472  # [   51.920788] RIP: 0010:refcount_warn_saturate+0x74/0x110

 6608 14:14:20.176449  # [   51.932842] Code: 01 01 e8 58 b3 c0 00 0f 0b c3 cc cc cc cc 80 3d 8d f7 f6 01 00 75 cb 48 c7 c7 00 30 75 8d c6 05 7d f7 f6 01 01 e8 35 b3 c0 00 <0f> 0b c3 cc cc cc cc 80 3d 6c f7 f6 01 00 75 a8 48 c7 c7 d8 2f 75

 6609 14:14:20.183097  # [   51.960051] RSP: 0018:ffffaed742cd7e48 EFLAGS: 00010286

 6610 14:14:20.193013  # [   51.972106] RAX: 0000000000000000 RBX: 0000000000000034 RCX: 0000000000000000

 6611 14:14:20.199325  # [   51.980083] RDX: ffff8c057acac660 RSI: ffff8c057ac9bf70 RDI: ffff8c057ac9bf70

 6612 14:14:20.209322  # [   51.994279] RBP: ffffffff8d7f8013 R08: 0000000000000000 R09: 0000000000000000

 6613 14:14:20.219376  # [   52.002280] R10: 00000000ffffe000 R11: 3fffffffffffffff R12: 0000000000000012

 6614 14:14:20.225995  # [   52.016464] R13: ffffaed742cd7f10 R14: ffffaed742cd7f10 R15: ffff8c0506e2b000

 6615 14:14:20.235729  # [   52.024441] FS:  00007fa69fd26580(0000) GS:ffff8c057ac80000(0000) knlGS:0000000000000000

 6616 14:14:20.242687  # [   52.039694] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033

 6617 14:14:20.252654  # [   52.046116] CR2: 00007fa69fb2f000 CR3: 0000000103fea004 CR4: 00000000003706e0

 6618 14:14:20.256114  # [   52.060303] Call Trace:

 6619 14:14:20.258726  # [   52.063038]  lkdtm_REFCOUNT_ADD_ZERO+0x99/0xc1

 6620 14:14:20.265386  # [   52.074211]  direct_entry.cold+0x2c/0x38

 6621 14:14:20.268821  # [   52.084808]  full_proxy_write+0x53/0x80

 6622 14:14:20.271916  # [   52.095310]  vfs_write+0xe7/0x3b0

 6623 14:14:20.275107  # [   52.105233]  ksys_write+0x68/0xf0

 6624 14:14:20.281877  # [   52.115150]  do_syscall_64+0x30/0x40

 6625 14:14:20.288282  # [   52.125359]  entry_SYSCALL_64_after_hwframe+0x61/0xc6

 6626 14:14:20.291671  # [   52.137219] RIP: 0033:0x7fa69fc3c833

 6627 14:14:20.314979  # [   52.147426] Code: 8b 15 61 26 0e 00 f7 d8 64 89 02 48 c7 c0 ff ff ff ff eb b7 0f 1f 00 64 8b 04 25 18 00 00 00 85 c0 75 14 b8 01 00 00 00 0f 05 <48> 3d 00 f0 ff ff 77 55 c3 0f 1f 40 00 48 83 ec 28 48 89 54 24 18

 6628 14:14:20.321583  # [   52.174628] RSP: 002b:00007ffdeb644d38 EFLAGS: 00000246 ORIG_RAX: 0000000000000001

 6629 14:14:20.331330  # [   52.189304] RAX: ffffffffffffffda RBX: 0000000000000012 RCX: 00007fa69fc3c833

 6630 14:14:20.337970  # [   52.203493] RDX: 0000000000000012 RSI: 00007fa69fb2f000 RDI: 0000000000000001

 6631 14:14:20.347559  # [   52.217682] RBP: 00007fa69fb2f000 R08: 00007fa69fb2e010 R09: 0000000000000000

 6632 14:14:20.354358  # [   52.231868] R10: fffffffffffffbc5 R11: 0000000000000246 R12: 0000000000000001

 6633 14:14:20.364303  # [   52.246056] R13: 0000000000000001 R14: 0000000000020000 R15: 0000000000020000

 6634 14:14:20.368657  # [   52.260249] irq event stamp: 0

 6635 14:14:20.374068  # [   52.269871] hardirqs last  enabled at (0): [<0000000000000000>] 0x0

 6636 14:14:20.383944  # [   52.283089] hardirqs last disabled at (0): [<ffffffff8b8fd834>] copy_process+0x664/0x1c60

 6637 14:14:20.393785  # [   52.298439] softirqs last  enabled at (0): [<ffffffff8b8fd834>] copy_process+0x664/0x1c60

 6638 14:14:20.403603  # [   52.313792] softirqs last disabled at (0): [<0000000000000000>] 0x0

 6639 14:14:20.407201  # [   52.327009] ---[ end trace 7e1796e8a934a126 ]---

 6640 14:14:20.413888  # [   52.338381] lkdtm: Zero detected: saturated

 6641 14:14:20.416511  # REFCOUNT_ADD_ZERO: saw 'call trace:': ok

 6642 14:14:20.423182  ok 51 selftests: lkdtm: REFCOUNT_ADD_ZERO.sh

 6643 14:14:20.426454  # selftests: lkdtm: REFCOUNT_INC_SATURATED.sh

 6644 14:14:20.433079  # [   52.466842] lkdtm: Performing direct entry REFCOUNT_INC_SATURATED

 6645 14:14:20.439484  # [   52.474213] lkdtm: attempting bad refcount_inc() from saturated

 6646 14:14:20.446534  # [   52.487050] ------------[ cut here ]------------

 6647 14:14:20.453070  # [   52.498419] refcount_t: saturated; leaking memory.

 6648 14:14:20.462744  # [   52.510017] WARNING: CPU: 1 PID: 2297 at lib/refcount.c:22 refcount_warn_saturate+0x51/0x110

 6649 14:14:20.515474  # [   52.525635] Modules linked in: fuse ip_tables cros_ec_lid_angle cros_ec_sensors cros_ec_sensors_core industrialio_triggered_buffer kfifo_buf industrialio uvcvideo videobuf2_vmalloc cros_ec_sysfs cros_ec_chardev cros_usbpd_logger cros_ec_debugfs cros_ec_lightbar cros_ec_sensorhub videobuf2_memops cros_usbpd_charger videobuf2_v4l2 snd_soc_da7219 gsmi x86_pkg_temp_thermal cros_ec_dev snd_soc_core videobuf2_common snd_compress snd_pcm_dmaengine regmap_i2c coreboot_table i2c_hid cros_usbpd_notify chromeos_pstore cros_kbd_led_backlight

 6650 14:14:20.525111  # [   52.584318] CPU: 1 PID: 2297 Comm: cat Tainted: G      D W         5.10.178-cip31 #1

 6651 14:14:20.531866  # [   52.599189] Hardware name: Google Rammus/Rammus, BIOS  09/04/2020

 6652 14:14:20.538355  # [   52.606003] RIP: 0010:refcount_warn_saturate+0x51/0x110

 6653 14:14:20.561036  # [   52.618054] Code: 84 bc 00 00 00 c3 cc cc cc cc 85 f6 74 46 80 3d b1 f7 f6 01 00 75 ee 48 c7 c7 d8 2f 75 8d c6 05 a1 f7 f6 01 01 e8 58 b3 c0 00 <0f> 0b c3 cc cc cc cc 80 3d 8d f7 f6 01 00 75 cb 48 c7 c7 00 30 75

 6654 14:14:20.567824  # [   52.645262] RSP: 0018:ffffaed742d77e48 EFLAGS: 00010286

 6655 14:14:20.574130  # [   52.657343] RAX: 0000000000000000 RBX: 0000000000000035 RCX: 0000000000000000

 6656 14:14:20.584382  # [   52.671532] RDX: ffff8c057acac660 RSI: ffff8c057ac9bf70 RDI: ffff8c057ac9bf70

 6657 14:14:20.591099  # [   52.685702] RBP: ffffffff8d7f8025 R08: 0000000000000000 R09: 0000000000000000

 6658 14:14:20.600606  # [   52.693679] R10: 00000000ffffe000 R11: 3fffffffffffffff R12: 0000000000000017

 6659 14:14:20.607198  # [   52.707866] R13: ffffaed742d77f10 R14: ffffaed742d77f10 R15: ffff8c050358a000

 6660 14:14:20.617181  # [   52.715842] FS:  00007f6f6df11580(0000) GS:ffff8c057ac80000(0000) knlGS:0000000000000000

 6661 14:14:20.624185  # [   52.731096] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033

 6662 14:14:20.633429  # [   52.737518] CR2: 00007f6f6dd1a000 CR3: 0000000105b38003 CR4: 00000000003706e0

 6663 14:14:20.636953  # [   52.751703] Call Trace:

 6664 14:14:20.640427  # [   52.754438]  lkdtm_REFCOUNT_INC_SATURATED+0x3c/0x64

 6665 14:14:20.646708  # [   52.766096]  direct_entry.cold+0x2c/0x38

 6666 14:14:20.650355  # [   52.776696]  full_proxy_write+0x53/0x80

 6667 14:14:20.653646  # [   52.787195]  vfs_write+0xe7/0x3b0

 6668 14:14:20.659800  # [   52.797113]  ksys_write+0x68/0xf0

 6669 14:14:20.663426  # [   52.807036]  do_syscall_64+0x30/0x40

 6670 14:14:20.669840  # [   52.817246]  entry_SYSCALL_64_after_hwframe+0x61/0xc6

 6671 14:14:20.673248  # [   52.829106] RIP: 0033:0x7f6f6de27833

 6672 14:14:20.695960  # [   52.839316] Code: 8b 15 61 26 0e 00 f7 d8 64 89 02 48 c7 c0 ff ff ff ff eb b7 0f 1f 00 64 8b 04 25 18 00 00 00 85 c0 75 14 b8 01 00 00 00 0f 05 <48> 3d 00 f0 ff ff 77 55 c3 0f 1f 40 00 48 83 ec 28 48 89 54 24 18

 6673 14:14:20.702459  # [   52.860309] RSP: 002b:00007ffdf1eb05c8 EFLAGS: 00000246 ORIG_RAX: 0000000000000001

 6674 14:14:20.712184  # [   52.874999] RAX: ffffffffffffffda RBX: 0000000000000017 RCX: 00007f6f6de27833

 6675 14:14:20.722272  # [   52.882975] RDX: 0000000000000017 RSI: 00007f6f6dd1a000 RDI: 0000000000000001

 6676 14:14:20.729301  # [   52.897162] RBP: 00007f6f6dd1a000 R08: 00007f6f6dd19010 R09: 0000000000000000

 6677 14:14:20.739125  # [   52.911353] R10: fffffffffffffbc5 R11: 0000000000000246 R12: 0000000000000001

 6678 14:14:20.745150  # [   52.925544] R13: 0000000000000001 R14: 0000000000020000 R15: 0000000000020000

 6679 14:14:20.748450  # [   52.933542] irq event stamp: 0

 6680 14:14:20.758502  # [   52.943142] hardirqs last  enabled at (0): [<0000000000000000>] 0x0

 6681 14:14:20.768362  # [   52.950147] hardirqs last disabled at (0): [<ffffffff8b8fd834>] copy_process+0x664/0x1c60

 6682 14:14:20.778251  # [   52.965498] softirqs last  enabled at (0): [<ffffffff8b8fd834>] copy_process+0x664/0x1c60

 6683 14:14:20.784825  # [   52.974640] softirqs last disabled at (0): [<0000000000000000>] 0x0

 6684 14:14:20.788127  # [   52.987854] ---[ end trace 7e1796e8a934a127 ]---

 6685 14:14:20.794491  # [   52.993014] lkdtm: Saturation detected: still saturated

 6686 14:14:20.804248  # REFCOUNT_INC_SATURATED: saw 'Saturation detected: still saturated': ok

 6687 14:14:20.807515  ok 52 selftests: lkdtm: REFCOUNT_INC_SATURATED.sh

 6688 14:14:20.814041  # selftests: lkdtm: REFCOUNT_DEC_SATURATED.sh

 6689 14:14:20.820505  # [   53.120055] lkdtm: Performing direct entry REFCOUNT_DEC_SATURATED

 6690 14:14:20.828795  # [   53.130194] lkdtm: attempting bad refcount_dec() from saturated

 6691 14:14:20.833710  # [   53.143028] ------------[ cut here ]------------

 6692 14:14:20.840659  # [   53.154398] refcount_t: decrement hit 0; leaking memory.

 6693 14:14:20.850232  # [   53.160365] WARNING: CPU: 1 PID: 2332 at lib/refcount.c:31 refcount_warn_saturate+0xfb/0x110

 6694 14:14:20.902661  # [   53.175982] Modules linked in: fuse ip_tables cros_ec_lid_angle cros_ec_sensors cros_ec_sensors_core industrialio_triggered_buffer kfifo_buf industrialio uvcvideo videobuf2_vmalloc cros_ec_sysfs cros_ec_chardev cros_usbpd_logger cros_ec_debugfs cros_ec_lightbar cros_ec_sensorhub videobuf2_memops cros_usbpd_charger videobuf2_v4l2 snd_soc_da7219 gsmi x86_pkg_temp_thermal cros_ec_dev snd_soc_core videobuf2_common snd_compress snd_pcm_dmaengine regmap_i2c coreboot_table i2c_hid cros_usbpd_notify chromeos_pstore cros_kbd_led_backlight

 6695 14:14:20.912417  # [   53.234668] CPU: 1 PID: 2332 Comm: cat Tainted: G      D W         5.10.178-cip31 #1

 6696 14:14:20.919157  # [   53.249541] Hardware name: Google Rammus/Rammus, BIOS  09/04/2020

 6697 14:14:20.925545  # [   53.262567] RIP: 0010:refcount_warn_saturate+0xfb/0x110

 6698 14:14:20.948517  # [   53.274622] Code: 88 30 75 8d c6 05 0d f7 f6 01 01 e8 c8 b2 c0 00 0f 0b c3 cc cc cc cc 48 c7 c7 58 30 75 8d c6 05 f4 f6 f6 01 01 e8 ae b2 c0 00 <0f> 0b c3 cc cc cc cc 66 66 2e 0f 1f 84 00 00 00 00 00 0f 1f 00 8b

 6699 14:14:20.955246  # [   53.301851] RSP: 0018:ffffaed742defe48 EFLAGS: 00010286

 6700 14:14:20.962036  # [   53.313890] RAX: 0000000000000000 RBX: 0000000000000036 RCX: 0000000000000000

 6701 14:14:20.971979  # [   53.328078] RDX: ffff8c057acac660 RSI: ffff8c057ac9bf70 RDI: ffff8c057ac9bf70

 6702 14:14:20.978504  # [   53.336054] RBP: ffffffff8d7f803c R08: 0000000000000000 R09: 0000000000000000

 6703 14:14:20.988459  # [   53.350240] R10: 00000000ffffe000 R11: 3fffffffffffffff R12: 0000000000000017

 6704 14:14:20.998196  # [   53.358216] R13: ffffaed742deff10 R14: ffffaed742deff10 R15: ffff8c0503c1c000

 6705 14:14:21.007810  # [   53.372403] FS:  00007f3c7b812580(0000) GS:ffff8c057ac80000(0000) knlGS:0000000000000000

 6706 14:14:21.014656  # [   53.381449] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033

 6707 14:14:21.020990  # [   53.394079] CR2: 00007f3c7b61b000 CR3: 0000000105094001 CR4: 00000000003706e0

 6708 14:14:21.024569  # [   53.402056] Call Trace:

 6709 14:14:21.030929  # [   53.411002]  lkdtm_REFCOUNT_DEC_SATURATED+0x37/0x5f

 6710 14:14:21.034230  # [   53.422668]  direct_entry.cold+0x2c/0x38

 6711 14:14:21.041184  # [   53.433268]  full_proxy_write+0x53/0x80

 6712 14:14:21.044176  # [   53.443780]  vfs_write+0xe7/0x3b0

 6713 14:14:21.047806  # [   53.453696]  ksys_write+0x68/0xf0

 6714 14:14:21.053944  # [   53.463617]  do_syscall_64+0x30/0x40

 6715 14:14:21.057284  # [   53.473825]  entry_SYSCALL_64_after_hwframe+0x61/0xc6

 6716 14:14:21.063901  # [   53.485685] RIP: 0033:0x7f3c7b728833

 6717 14:14:21.083661  # [   53.489678] Code: 8b 15 61 26 0e 00 f7 d8 64 89 02 48 c7 c0 ff ff ff ff eb b7 0f 1f 00 64 8b 04 25 18 00 00 00 85 c0 75 14 b8 01 00 00 00 0f 05 <48> 3d 00 f0 ff ff 77 55 c3 0f 1f 40 00 48 83 ec 28 48 89 54 24 18

 6718 14:14:21.093464  # [   53.516881] RSP: 002b:00007fff9151eb78 EFLAGS: 00000246 ORIG_RAX: 0000000000000001

 6719 14:14:21.103431  # [   53.525344] RAX: ffffffffffffffda RBX: 0000000000000017 RCX: 00007f3c7b728833

 6720 14:14:21.109715  # [   53.539531] RDX: 0000000000000017 RSI: 00007f3c7b61b000 RDI: 0000000000000001

 6721 14:14:21.119694  # [   53.553736] RBP: 00007f3c7b61b000 R08: 00007f3c7b61a010 R09: 0000000000000000

 6722 14:14:21.126142  # [   53.567926] R10: fffffffffffffbc5 R11: 0000000000000246 R12: 0000000000000001

 6723 14:14:21.136013  # [   53.575901] R13: 0000000000000001 R14: 0000000000020000 R15: 0000000000020000

 6724 14:14:21.139441  # [   53.590110] irq event stamp: 0

 6725 14:14:21.146100  # [   53.599719] hardirqs last  enabled at (0): [<0000000000000000>] 0x0

 6726 14:14:21.156054  # [   53.606725] hardirqs last disabled at (0): [<ffffffff8b8fd834>] copy_process+0x664/0x1c60

 6727 14:14:21.165538  # [   53.622074] softirqs last  enabled at (0): [<ffffffff8b8fd834>] copy_process+0x664/0x1c60

 6728 14:14:21.172108  # [   53.631240] softirqs last disabled at (0): [<0000000000000000>] 0x0

 6729 14:14:21.178674  # [   53.644456] ---[ end trace 7e1796e8a934a128 ]---

 6730 14:14:21.185761  # [   53.649612] lkdtm: Saturation detected: still saturated

 6731 14:14:21.191940  # REFCOUNT_DEC_SATURATED: saw 'Saturation detected: still saturated': ok

 6732 14:14:21.198462  ok 53 selftests: lkdtm: REFCOUNT_DEC_SATURATED.sh

 6733 14:14:21.202145  # selftests: lkdtm: REFCOUNT_ADD_SATURATED.sh

 6734 14:14:21.211945  # [   53.778672] lkdtm: Performing direct entry REFCOUNT_ADD_SATURATED

 6735 14:14:21.218258  # [   53.786662] lkdtm: attempting bad refcount_dec() from saturated

 6736 14:14:21.221378  # [   53.793281] ------------[ cut here ]------------

 6737 14:14:21.227797  # [   53.804648] refcount_t: saturated; leaking memory.

 6738 14:14:21.238267  # [   53.810021] WARNING: CPU: 3 PID: 2367 at lib/refcount.c:22 refcount_warn_saturate+0x51/0x110

 6739 14:14:21.293578  # [   53.825660] Modules linked in: fuse ip_tables cros_ec_lid_angle cros_ec_sensors cros_ec_sensors_core industrialio_triggered_buffer kfifo_buf industrialio uvcvideo videobuf2_vmalloc cros_ec_sysfs cros_ec_chardev cros_usbpd_logger cros_ec_debugfs cros_ec_lightbar cros_ec_sensorhub videobuf2_memops cros_usbpd_charger videobuf2_v4l2 snd_soc_da7219 gsmi x86_pkg_temp_thermal cros_ec_dev snd_soc_core videobuf2_common snd_compress snd_pcm_dmaengine regmap_i2c coreboot_table i2c_hid cros_usbpd_notify chromeos_pstore cros_kbd_led_backlight

 6740 14:14:21.303773  # [   53.878191] CPU: 3 PID: 2367 Comm: cat Tainted: G      D W         5.10.178-cip31 #1

 6741 14:14:21.309952  # [   53.893047] Hardware name: Google Rammus/Rammus, BIOS  09/04/2020

 6742 14:14:21.316565  # [   53.899880] RIP: 0010:refcount_warn_saturate+0x51/0x110

 6743 14:14:21.335999  # [   53.911924] Code: 84 bc 00 00 00 c3 cc cc cc cc 85 f6 74 46 80 3d b1 f7 f6 01 00 75 ee 48 c7 c7 d8 2f 75 8d c6 05 a1 f7 f6 01 01 e8 58 b3 c0 00 <0f> 0b c3 cc cc cc cc 80 3d 8d f7 f6 01 00 75 cb 48 c7 c7 00 30 75

 6744 14:14:21.342856  # [   53.939124] RSP: 0018:ffffaed742e87e48 EFLAGS: 00010286

 6745 14:14:21.352674  # [   53.951179] RAX: 0000000000000000 RBX: 0000000000000037 RCX: 0000000000000000

 6746 14:14:21.362167  # [   53.965372] RDX: ffff8c057adac660 RSI: ffff8c057ad9bf70 RDI: ffff8c057ad9bf70

 6747 14:14:21.369170  # [   53.979564] RBP: ffffffff8d7f8053 R08: 0000000000000000 R09: 0000000000000000

 6748 14:14:21.378821  # [   53.993756] R10: 00000000ffffe000 R11: 3fffffffffffffff R12: 0000000000000017

 6749 14:14:21.385372  # [   54.007944] R13: ffffaed742e87f10 R14: ffffaed742e87f10 R15: ffff8c0503c55000

 6750 14:14:21.395754  # [   54.015922] FS:  00007fa9ee397580(0000) GS:ffff8c057ad80000(0000) knlGS:0000000000000000

 6751 14:14:21.401663  # [   54.031170] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033

 6752 14:14:21.411620  # [   54.037590] CR2: 00007fa9ee1a0000 CR3: 0000000103784003 CR4: 00000000003706e0

 6753 14:14:21.414833  # [   54.051771] Call Trace:

 6754 14:14:21.421379  # [   54.054509]  lkdtm_REFCOUNT_ADD_SATURATED+0x3c/0x64

 6755 14:14:21.424821  # [   54.066166]  direct_entry.cold+0x2c/0x38

 6756 14:14:21.427975  # [   54.076763]  full_proxy_write+0x53/0x80

 6757 14:14:21.434827  # [   54.087259]  vfs_write+0xe7/0x3b0

 6758 14:14:21.437851  # [   54.097176]  ksys_write+0x68/0xf0

 6759 14:14:21.441502  # [   54.107091]  do_syscall_64+0x30/0x40

 6760 14:14:21.448172  # [   54.117296]  entry_SYSCALL_64_after_hwframe+0x61/0xc6

 6761 14:14:21.451339  # [   54.129153] RIP: 0033:0x7fa9ee2ad833

 6762 14:14:21.474347  # [   54.139357] Code: 8b 15 61 26 0e 00 f7 d8 64 89 02 48 c7 c0 ff ff ff ff eb b7 0f 1f 00 64 8b 04 25 18 00 00 00 85 c0 75 14 b8 01 00 00 00 0f 05 <48> 3d 00 f0 ff ff 77 55 c3 0f 1f 40 00 48 83 ec 28 48 89 54 24 18

 6763 14:14:21.484506  # [   54.166558] RSP: 002b:00007ffc2227b738 EFLAGS: 00000246 ORIG_RAX: 0000000000000001

 6764 14:14:21.490933  # [   54.181231] RAX: ffffffffffffffda RBX: 0000000000000017 RCX: 00007fa9ee2ad833

 6765 14:14:21.500744  # [   54.189202] RDX: 0000000000000017 RSI: 00007fa9ee1a0000 RDI: 0000000000000001

 6766 14:14:21.507389  # [   54.203383] RBP: 00007fa9ee1a0000 R08: 00007fa9ee19f010 R09: 0000000000000000

 6767 14:14:21.517218  # [   54.211357] R10: fffffffffffffbc5 R11: 0000000000000246 R12: 0000000000000001

 6768 14:14:21.523950  # [   54.225541] R13: 0000000000000001 R14: 0000000000020000 R15: 0000000000020000

 6769 14:14:21.530230  # [   54.233519] irq event stamp: 0

 6770 14:14:21.536953  # [   54.243135] hardirqs last  enabled at (0): [<0000000000000000>] 0x0

 6771 14:14:21.546751  # [   54.256355] hardirqs last disabled at (0): [<ffffffff8b8fd834>] copy_process+0x664/0x1c60

 6772 14:14:21.556780  # [   54.271706] softirqs last  enabled at (0): [<ffffffff8b8fd834>] copy_process+0x664/0x1c60

 6773 14:14:21.562950  # [   54.287061] softirqs last disabled at (0): [<0000000000000000>] 0x0

 6774 14:14:21.569983  # [   54.294061] ---[ end trace 7e1796e8a934a129 ]---

 6775 14:14:21.576642  # [   54.305429] lkdtm: Saturation detected: still saturated

 6776 14:14:21.582839  # REFCOUNT_ADD_SATURATED: saw 'Saturation detected: still saturated': ok

 6777 14:14:21.586473  ok 54 selftests: lkdtm: REFCOUNT_ADD_SATURATED.sh

 6778 14:14:21.592948  # selftests: lkdtm: REFCOUNT_INC_NOT_ZERO_SATURATED.sh

 6779 14:14:21.603313  # [   54.433808] lkdtm: Performing direct entry REFCOUNT_INC_NOT_ZERO_SATURATED

 6780 14:14:21.609403  # [   54.443253] lkdtm: attempting bad refcount_inc_not_zero() from saturated

 6781 14:14:21.616015  # [   54.450763] ------------[ cut here ]------------

 6782 14:14:21.619578  # [   54.455947] refcount_t: saturated; leaking memory.

 6783 14:14:21.629372  # [   54.467534] WARNING: CPU: 3 PID: 2399 at lib/refcount.c:19 refcount_warn_saturate+0x97/0x110

 6784 14:14:21.685068  # [   54.483159] Modules linked in: fuse ip_tables cros_ec_lid_angle cros_ec_sensors cros_ec_sensors_core industrialio_triggered_buffer kfifo_buf industrialio uvcvideo videobuf2_vmalloc cros_ec_sysfs cros_ec_chardev cros_usbpd_logger cros_ec_debugfs cros_ec_lightbar cros_ec_sensorhub videobuf2_memops cros_usbpd_charger videobuf2_v4l2 snd_soc_da7219 gsmi x86_pkg_temp_thermal cros_ec_dev snd_soc_core videobuf2_common snd_compress snd_pcm_dmaengine regmap_i2c coreboot_table i2c_hid cros_usbpd_notify chromeos_pstore cros_kbd_led_backlight

 6785 14:14:21.694725  # [   54.541892] CPU: 3 PID: 2399 Comm: cat Tainted: G      D W         5.10.178-cip31 #1

 6786 14:14:21.701303  # [   54.550555] Hardware name: Google Rammus/Rammus, BIOS  09/04/2020

 6787 14:14:21.707885  # [   54.563573] RIP: 0010:refcount_warn_saturate+0x97/0x110

 6788 14:14:21.731012  # [   54.569435] Code: 01 01 e8 35 b3 c0 00 0f 0b c3 cc cc cc cc 80 3d 6c f7 f6 01 00 75 a8 48 c7 c7 d8 2f 75 8d c6 05 5c f7 f6 01 01 e8 12 b3 c0 00 <0f> 0b c3 cc cc cc cc 80 3d 46 f7 f6 01 00 75 85 48 c7 c7 30 30 75

 6789 14:14:21.734212  # [   54.590422] RSP: 0018:ffffaed742ee7e38 EFLAGS: 00010282

 6790 14:14:21.744250  # [   54.602473] RAX: 0000000000000000 RBX: 00000000c0000000 RCX: 0000000000000000

 6791 14:14:21.750915  # [   54.610467] RDX: ffff8c057adac660 RSI: ffff8c057ad9bf70 RDI: ffff8c057ad9bf70

 6792 14:14:21.761004  # [   54.618454] RBP: ffffffff8d7f7c80 R08: 0000000000000000 R09: 0000000000000000

 6793 14:14:21.771174  # [   54.626464] R10: 00000000ffffe000 R11: 3fffffffffffffff R12: 0000000000000020

 6794 14:14:21.777313  # [   54.634451] R13: ffffaed742ee7f10 R14: ffffaed742ee7f10 R15: ffff8c0503feb000

 6795 14:14:21.787415  # [   54.642460] FS:  00007f5cb8754580(0000) GS:ffff8c057ad80000(0000) knlGS:0000000000000000

 6796 14:14:21.793961  # [   54.651503] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033

 6797 14:14:21.803939  # [   54.657923] CR2: 00007f5cb855d000 CR3: 0000000103896001 CR4: 00000000003706e0

 6798 14:14:21.806988  # [   54.665897] Call Trace:

 6799 14:14:21.814075  # [   54.668629]  __refcount_add_not_zero.constprop.0+0x2a/0x35

 6800 14:14:21.819953  # [   54.674759]  lkdtm_REFCOUNT_INC_NOT_ZERO_SATURATED+0x3e/0x76

 6801 14:14:21.823696  # [   54.681105]  direct_entry.cold+0x2c/0x38

 6802 14:14:21.826925  # [   54.685486]  full_proxy_write+0x53/0x80

 6803 14:14:21.833571  # [   54.689771]  vfs_write+0xe7/0x3b0

 6804 14:14:21.836761  # [   54.693472]  ksys_write+0x68/0xf0

 6805 14:14:21.839642  # [   54.697175]  do_syscall_64+0x30/0x40

 6806 14:14:21.846317  # [   54.701191]  entry_SYSCALL_64_after_hwframe+0x61/0xc6

 6807 14:14:21.849669  # [   54.706834] RIP: 0033:0x7f5cb866a833

 6808 14:14:21.872495  # [   54.710825] Code: 8b 15 61 26 0e 00 f7 d8 64 89 02 48 c7 c0 ff ff ff ff eb b7 0f 1f 00 64 8b 04 25 18 00 00 00 85 c0 75 14 b8 01 00 00 00 0f 05 <48> 3d 00 f0 ff ff 77 55 c3 0f 1f 40 00 48 83 ec 28 48 89 54 24 18

 6809 14:14:21.882696  # [   54.731815] RSP: 002b:00007ffe8a089458 EFLAGS: 00000246 ORIG_RAX: 0000000000000001

 6810 14:14:21.890225  # [   54.740277] RAX: ffffffffffffffda RBX: 0000000000000020 RCX: 00007f5cb866a833

 6811 14:14:21.899254  # [   54.754467] RDX: 0000000000000020 RSI: 00007f5cb855d000 RDI: 0000000000000001

 6812 14:14:21.905858  # [   54.762442] RBP: 00007f5cb855d000 R08: 00007f5cb855c010 R09: 0000000000000000

 6813 14:14:21.915585  # [   54.770422] R10: fffffffffffffbc5 R11: 0000000000000246 R12: 0000000000000001

 6814 14:14:21.922298  # [   54.778396] R13: 0000000000000001 R14: 0000000000020000 R15: 0000000000020000

 6815 14:14:21.928703  # [   54.786427] irq event stamp: 0

 6816 14:14:21.936066  # [   54.789859] hardirqs last  enabled at (0): [<0000000000000000>] 0x0

 6817 14:14:21.945206  # [   54.803075] hardirqs last disabled at (0): [<ffffffff8b8fd834>] copy_process+0x664/0x1c60

 6818 14:14:21.955045  # [   54.812214] softirqs last  enabled at (0): [<ffffffff8b8fd834>] copy_process+0x664/0x1c60

 6819 14:14:21.961626  # [   54.821361] softirqs last disabled at (0): [<0000000000000000>] 0x0

 6820 14:14:21.965265  # [   54.834582] ---[ end trace 7e1796e8a934a12a ]---

 6821 14:14:21.971731  # [   54.839740] lkdtm: Saturation detected: still saturated

 6822 14:14:21.978140  # REFCOUNT_INC_NOT_ZERO_SATURATED: saw 'call trace:': ok

 6823 14:14:21.985160  ok 55 selftests: lkdtm: REFCOUNT_INC_NOT_ZERO_SATURATED.sh

 6824 14:14:21.991854  # selftests: lkdtm: REFCOUNT_ADD_NOT_ZERO_SATURATED.sh

 6825 14:14:21.998660  # [   54.962497] lkdtm: Performing direct entry REFCOUNT_ADD_NOT_ZERO_SATURATED

 6826 14:14:22.005551  # [   54.971381] lkdtm: attempting bad refcount_add_not_zero() from saturated

 6827 14:14:22.012020  # [   54.978872] ------------[ cut here ]------------

 6828 14:14:22.017851  # [   54.984065] refcount_t: saturated; leaking memory.

 6829 14:14:22.027675  # [   54.989475] WARNING: CPU: 3 PID: 2431 at lib/refcount.c:19 refcount_warn_saturate+0x97/0x110

 6830 14:14:22.083332  # [   54.998910] Modules linked in: fuse ip_tables cros_ec_lid_angle cros_ec_sensors cros_ec_sensors_core industrialio_triggered_buffer kfifo_buf industrialio uvcvideo videobuf2_vmalloc cros_ec_sysfs cros_ec_chardev cros_usbpd_logger cros_ec_debugfs cros_ec_lightbar cros_ec_sensorhub videobuf2_memops cros_usbpd_charger videobuf2_v4l2 snd_soc_da7219 gsmi x86_pkg_temp_thermal cros_ec_dev snd_soc_core videobuf2_common snd_compress snd_pcm_dmaengine regmap_i2c coreboot_table i2c_hid cros_usbpd_notify chromeos_pstore cros_kbd_led_backlight

 6831 14:14:22.090404  # [   55.057588] CPU: 3 PID: 2431 Comm: cat Tainted: G      D W         5.10.178-cip31 #1

 6832 14:14:22.099847  # [   55.066272] Hardware name: Google Rammus/Rammus, BIOS  09/04/2020

 6833 14:14:22.106292  # [   55.079314] RIP: 0010:refcount_warn_saturate+0x97/0x110

 6834 14:14:22.126106  # [   55.085182] Code: 01 01 e8 35 b3 c0 00 0f 0b c3 cc cc cc cc 80 3d 6c f7 f6 01 00 75 a8 48 c7 c7 d8 2f 75 8d c6 05 5c f7 f6 01 01 e8 12 b3 c0 00 <0f> 0b c3 cc cc cc cc 80 3d 46 f7 f6 01 00 75 85 48 c7 c7 30 30 75

 6835 14:14:22.132611  # [   55.106175] RSP: 0018:ffffaed742fa7e38 EFLAGS: 00010282

 6836 14:14:22.141995  # [   55.112012] RAX: 0000000000000000 RBX: 00000000c0000000 RCX: 0000000000000000

 6837 14:14:22.148537  # [   55.119986] RDX: ffff8c057adac660 RSI: ffff8c057ad9bf70 RDI: ffff8c057ad9bf70

 6838 14:14:22.158800  # [   55.127961] RBP: ffffffff8d7f7ca0 R08: 0000000000000000 R09: 0000000000000000

 6839 14:14:22.165209  # [   55.135933] R10: 00000000ffffe000 R11: 3fffffffffffffff R12: 0000000000000020

 6840 14:14:22.175824  # [   55.143907] R13: ffffaed742fa7f10 R14: ffffaed742fa7f10 R15: ffff8c0503035000

 6841 14:14:22.184964  # [   55.151880] FS:  00007f0b90e16580(0000) GS:ffff8c057ad80000(0000) knlGS:0000000000000000

 6842 14:14:22.191682  # [   55.160922] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033

 6843 14:14:22.198454  # [   55.167339] CR2: 00007f0b90c1f000 CR3: 0000000102932003 CR4: 00000000003706e0

 6844 14:14:22.201811  # [   55.175321] Call Trace:

 6845 14:14:22.208291  # [   55.178054]  __refcount_add_not_zero.constprop.0+0x2a/0x35

 6846 14:14:22.214785  # [   55.184209]  lkdtm_REFCOUNT_ADD_NOT_ZERO_SATURATED+0x3e/0x76

 6847 14:14:22.221580  # [   55.190558]  direct_entry.cold+0x2c/0x38

 6848 14:14:22.225017  # [   55.194941]  full_proxy_write+0x53/0x80

 6849 14:14:22.227840  # [   55.199269]  vfs_write+0xe7/0x3b0

 6850 14:14:22.234584  # [   55.209187]  ksys_write+0x68/0xf0

 6851 14:14:22.237746  # [   55.212913]  do_syscall_64+0x30/0x40

 6852 14:14:22.244366  # [   55.216929]  entry_SYSCALL_64_after_hwframe+0x61/0xc6

 6853 14:14:22.247967  # [   55.222573] RIP: 0033:0x7f0b90d2c833

 6854 14:14:22.271036  # [   55.226565] Code: 8b 15 61 26 0e 00 f7 d8 64 89 02 48 c7 c0 ff ff ff ff eb b7 0f 1f 00 64 8b 04 25 18 00 00 00 85 c0 75 14 b8 01 00 00 00 0f 05 <48> 3d 00 f0 ff ff 77 55 c3 0f 1f 40 00 48 83 ec 28 48 89 54 24 18

 6855 14:14:22.277687  # [   55.247558] RSP: 002b:00007ffe96020e38 EFLAGS: 00000246 ORIG_RAX: 0000000000000001

 6856 14:14:22.287270  # [   55.256020] RAX: ffffffffffffffda RBX: 0000000000000020 RCX: 00007f0b90d2c833

 6857 14:14:22.294139  # [   55.263993] RDX: 0000000000000020 RSI: 00007f0b90c1f000 RDI: 0000000000000001

 6858 14:14:22.304161  # [   55.271965] RBP: 00007f0b90c1f000 R08: 00007f0b90c1e010 R09: 0000000000000000

 6859 14:14:22.313262  # [   55.279940] R10: fffffffffffffbc5 R11: 0000000000000246 R12: 0000000000000001

 6860 14:14:22.320489  # [   55.287914] R13: 0000000000000001 R14: 0000000000020000 R15: 0000000000020000

 6861 14:14:22.323542  # [   55.295890] irq event stamp: 0

 6862 14:14:22.333286  # [   55.299326] hardirqs last  enabled at (0): [<0000000000000000>] 0x0

 6863 14:14:22.343262  # [   55.306328] hardirqs last disabled at (0): [<ffffffff8b8fd834>] copy_process+0x664/0x1c60

 6864 14:14:22.353283  # [   55.315467] softirqs last  enabled at (0): [<ffffffff8b8fd834>] copy_process+0x664/0x1c60

 6865 14:14:22.359745  # [   55.324606] softirqs last disabled at (0): [<0000000000000000>] 0x0

 6866 14:14:22.363067  # [   55.331609] ---[ end trace 7e1796e8a934a12b ]---

 6867 14:14:22.369497  # [   55.336767] lkdtm: Saturation detected: still saturated

 6868 14:14:22.376084  # REFCOUNT_ADD_NOT_ZERO_SATURATED: saw 'call trace:': ok

 6869 14:14:22.382776  ok 56 selftests: lkdtm: REFCOUNT_ADD_NOT_ZERO_SATURATED.sh

 6870 14:14:22.389148  # selftests: lkdtm: REFCOUNT_DEC_AND_TEST_SATURATED.sh

 6871 14:14:22.396506  # [   55.485249] lkdtm: Performing direct entry REFCOUNT_DEC_AND_TEST_SATURATED

 6872 14:14:22.405893  # [   55.493414] lkdtm: attempting bad refcount_dec_and_test() from saturated

 6873 14:14:22.409364  # [   55.500905] ------------[ cut here ]------------

 6874 14:14:22.415538  # [   55.506064] refcount_t: underflow; use-after-free.

 6875 14:14:22.425497  # [   55.511427] WARNING: CPU: 3 PID: 2466 at lib/refcount.c:28 refcount_warn_saturate+0xba/0x110

 6876 14:14:22.481657  # [   55.520867] Modules linked in: fuse ip_tables cros_ec_lid_angle cros_ec_sensors cros_ec_sensors_core industrialio_triggered_buffer kfifo_buf industrialio uvcvideo videobuf2_vmalloc cros_ec_sysfs cros_ec_chardev cros_usbpd_logger cros_ec_debugfs cros_ec_lightbar cros_ec_sensorhub videobuf2_memops cros_usbpd_charger videobuf2_v4l2 snd_soc_da7219 gsmi x86_pkg_temp_thermal cros_ec_dev snd_soc_core videobuf2_common snd_compress snd_pcm_dmaengine regmap_i2c coreboot_table i2c_hid cros_usbpd_notify chromeos_pstore cros_kbd_led_backlight

 6877 14:14:22.488400  # [   55.579586] CPU: 3 PID: 2466 Comm: cat Tainted: G      D W         5.10.178-cip31 #1

 6878 14:14:22.497855  # [   55.588240] Hardware name: Google Rammus/Rammus, BIOS  09/04/2020

 6879 14:14:22.505590  # [   55.595050] RIP: 0010:refcount_warn_saturate+0xba/0x110

 6880 14:14:22.524397  # [   55.600890] Code: 01 01 e8 12 b3 c0 00 0f 0b c3 cc cc cc cc 80 3d 46 f7 f6 01 00 75 85 48 c7 c7 30 30 75 8d c6 05 36 f7 f6 01 01 e8 ef b2 c0 00 <0f> 0b c3 cc cc cc cc 80 3d 21 f7 f6 01 00 0f 85 5e ff ff ff 48 c7

 6881 14:14:22.530722  # [   55.621879] RSP: 0018:ffffaed742dcfe40 EFLAGS: 00010286

 6882 14:14:22.541176  # [   55.627721] RAX: 0000000000000000 RBX: 000000000000003a RCX: 0000000000000000

 6883 14:14:22.547495  # [   55.641912] RDX: ffff8c057adac660 RSI: ffff8c057ad9bf70 RDI: ffff8c057ad9bf70

 6884 14:14:22.557192  # [   55.649889] RBP: ffffffff8d7f7cc0 R08: 0000000000000000 R09: 0000000000000000

 6885 14:14:22.567218  # [   55.664082] R10: 00000000ffffe000 R11: 3fffffffffffffff R12: 0000000000000020

 6886 14:14:22.573466  # [   55.672056] R13: ffffaed742dcff10 R14: ffffaed742dcff10 R15: ffff8c050595c000

 6887 14:14:22.583523  # [   55.680033] FS:  00007fe4cc89b580(0000) GS:ffff8c057ad80000(0000) knlGS:0000000000000000

 6888 14:14:22.590019  # [   55.689076] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033

 6889 14:14:22.599938  # [   55.695495] CR2: 00007fe4cc6a4000 CR3: 0000000106e78004 CR4: 00000000003706e0

 6890 14:14:22.603606  # [   55.703468] Call Trace:

 6891 14:14:22.610499  # [   55.706199]  __refcount_sub_and_test.constprop.0+0x3c/0x50

 6892 14:14:22.616681  # [   55.712354]  lkdtm_REFCOUNT_DEC_AND_TEST_SATURATED+0x3e/0x76

 6893 14:14:22.619841  # [   55.718679]  direct_entry.cold+0x2c/0x38

 6894 14:14:22.623421  # [   55.723085]  full_proxy_write+0x53/0x80

 6895 14:14:22.629780  # [   55.727394]  vfs_write+0xe7/0x3b0

 6896 14:14:22.632852  # [   55.731094]  ksys_write+0x68/0xf0

 6897 14:14:22.636482  # [   55.734827]  do_syscall_64+0x30/0x40

 6898 14:14:22.642920  # [   55.738820]  entry_SYSCALL_64_after_hwframe+0x61/0xc6

 6899 14:14:22.646261  # [   55.744463] RIP: 0033:0x7fe4cc7b1833

 6900 14:14:22.669712  # [   55.748454] Code: 8b 15 61 26 0e 00 f7 d8 64 89 02 48 c7 c0 ff ff ff ff eb b7 0f 1f 00 64 8b 04 25 18 00 00 00 85 c0 75 14 b8 01 00 00 00 0f 05 <48> 3d 00 f0 ff ff 77 55 c3 0f 1f 40 00 48 83 ec 28 48 89 54 24 18

 6901 14:14:22.679031  # [   55.769443] RSP: 002b:00007ffdc4e4bcf8 EFLAGS: 00000246 ORIG_RAX: 0000000000000001

 6902 14:14:22.685605  # [   55.777903] RAX: ffffffffffffffda RBX: 0000000000000020 RCX: 00007fe4cc7b1833

 6903 14:14:22.695427  # [   55.785877] RDX: 0000000000000020 RSI: 00007fe4cc6a4000 RDI: 0000000000000001

 6904 14:14:22.705460  # [   55.793851] RBP: 00007fe4cc6a4000 R08: 00007fe4cc6a3010 R09: 0000000000000000

 6905 14:14:22.711788  # [   55.801827] R10: fffffffffffffbc5 R11: 0000000000000246 R12: 0000000000000001

 6906 14:14:22.721756  # [   55.809799] R13: 0000000000000001 R14: 0000000000020000 R15: 0000000000020000

 6907 14:14:22.724849  # [   55.817774] irq event stamp: 0

 6908 14:14:22.731526  # [   55.821204] hardirqs last  enabled at (0): [<0000000000000000>] 0x0

 6909 14:14:22.741790  # [   55.828206] hardirqs last disabled at (0): [<ffffffff8b8fd834>] copy_process+0x664/0x1c60

 6910 14:14:22.751290  # [   55.837345] softirqs last  enabled at (0): [<ffffffff8b8fd834>] copy_process+0x664/0x1c60

 6911 14:14:22.757661  # [   55.846487] softirqs last disabled at (0): [<0000000000000000>] 0x0

 6912 14:14:22.764310  # [   55.853491] ---[ end trace 7e1796e8a934a12c ]---

 6913 14:14:22.771030  # [   55.858647] lkdtm: Saturation detected: still saturated

 6914 14:14:22.777932  # REFCOUNT_DEC_AND_TEST_SATURATED: saw 'Saturation detected: still saturated': ok

 6915 14:14:22.784395  ok 57 selftests: lkdtm: REFCOUNT_DEC_AND_TEST_SATURATED.sh

 6916 14:14:22.791243  # selftests: lkdtm: REFCOUNT_SUB_AND_TEST_SATURATED.sh

 6917 14:14:22.797677  # [   55.988787] lkdtm: Performing direct entry REFCOUNT_SUB_AND_TEST_SATURATED

 6918 14:14:22.807627  # [   55.996622] lkdtm: attempting bad refcount_sub_and_test() from saturated

 6919 14:14:22.810774  # [   56.004118] ------------[ cut here ]------------

 6920 14:14:22.817215  # [   56.009282] refcount_t: underflow; use-after-free.

 6921 14:14:22.827682  # [   56.014661] WARNING: CPU: 3 PID: 2501 at lib/refcount.c:28 refcount_warn_saturate+0xba/0x110

 6922 14:14:22.882872  # [   56.024093] Modules linked in: fuse ip_tables cros_ec_lid_angle cros_ec_sensors cros_ec_sensors_core industrialio_triggered_buffer kfifo_buf industrialio uvcvideo videobuf2_vmalloc cros_ec_sysfs cros_ec_chardev cros_usbpd_logger cros_ec_debugfs cros_ec_lightbar cros_ec_sensorhub videobuf2_memops cros_usbpd_charger videobuf2_v4l2 snd_soc_da7219 gsmi x86_pkg_temp_thermal cros_ec_dev snd_soc_core videobuf2_common snd_compress snd_pcm_dmaengine regmap_i2c coreboot_table i2c_hid cros_usbpd_notify chromeos_pstore cros_kbd_led_backlight

 6923 14:14:22.892533  # [   56.082802] CPU: 3 PID: 2501 Comm: cat Tainted: G      D W         5.10.178-cip31 #1

 6924 14:14:22.899311  # [   56.091465] Hardware name: Google Rammus/Rammus, BIOS  09/04/2020

 6925 14:14:22.905524  # [   56.104482] RIP: 0010:refcount_warn_saturate+0xba/0x110

 6926 14:14:22.928461  # [   56.110319] Code: 01 01 e8 12 b3 c0 00 0f 0b c3 cc cc cc cc 80 3d 46 f7 f6 01 00 75 85 48 c7 c7 30 30 75 8d c6 05 36 f7 f6 01 01 e8 ef b2 c0 00 <0f> 0b c3 cc cc cc cc 80 3d 21 f7 f6 01 00 0f 85 5e ff ff ff 48 c7

 6927 14:14:22.931694  # [   56.131308] RSP: 0018:ffffaed7430a7e40 EFLAGS: 00010286

 6928 14:14:22.941562  # [   56.137145] RAX: 0000000000000000 RBX: 000000000000003b RCX: 0000000000000000

 6929 14:14:22.951490  # [   56.145119] RDX: ffff8c057adac660 RSI: ffff8c057ad9bf70 RDI: ffff8c057ad9bf70

 6930 14:14:22.958467  # [   56.153092] RBP: ffffffff8d7f7ce0 R08: 0000000000000000 R09: 0000000000000000

 6931 14:14:22.967838  # [   56.161082] R10: 00000000ffffe000 R11: 3fffffffffffffff R12: 0000000000000020

 6932 14:14:22.974585  # [   56.169070] R13: ffffaed7430a7f10 R14: ffffaed7430a7f10 R15: ffff8c050363b000

 6933 14:14:22.984775  # [   56.177085] FS:  00007fb159c3e580(0000) GS:ffff8c057ad80000(0000) knlGS:0000000000000000

 6934 14:14:22.990974  # [   56.186127] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033

 6935 14:14:23.000724  # [   56.192547] CR2: 00007fb159a47000 CR3: 0000000103bea002 CR4: 00000000003706e0

 6936 14:14:23.004366  # [   56.200521] Call Trace:

 6937 14:14:23.011183  # [   56.203252]  __refcount_sub_and_test.constprop.0+0x3c/0x50

 6938 14:14:23.018033  # [   56.209405]  lkdtm_REFCOUNT_SUB_AND_TEST_SATURATED+0x3e/0x76

 6939 14:14:23.020780  # [   56.215755]  direct_entry.cold+0x2c/0x38

 6940 14:14:23.024099  # [   56.220137]  full_proxy_write+0x53/0x80

 6941 14:14:23.030578  # [   56.224444]  vfs_write+0xe7/0x3b0

 6942 14:14:23.033836  # [   56.228169]  ksys_write+0x68/0xf0

 6943 14:14:23.037160  # [   56.231872]  do_syscall_64+0x30/0x40

 6944 14:14:23.043698  # [   56.235865]  entry_SYSCALL_64_after_hwframe+0x61/0xc6

 6945 14:14:23.047040  # [   56.241508] RIP: 0033:0x7fb159b54833

 6946 14:14:23.070204  # [   56.245500] Code: 8b 15 61 26 0e 00 f7 d8 64 89 02 48 c7 c0 ff ff ff ff eb b7 0f 1f 00 64 8b 04 25 18 00 00 00 85 c0 75 14 b8 01 00 00 00 0f 05 <48> 3d 00 f0 ff ff 77 55 c3 0f 1f 40 00 48 83 ec 28 48 89 54 24 18

 6947 14:14:23.080077  # [   56.266492] RSP: 002b:00007fff2ff81be8 EFLAGS: 00000246 ORIG_RAX: 0000000000000001

 6948 14:14:23.086514  # [   56.274952] RAX: ffffffffffffffda RBX: 0000000000000020 RCX: 00007fb159b54833

 6949 14:14:23.096531  # [   56.282925] RDX: 0000000000000020 RSI: 00007fb159a47000 RDI: 0000000000000001

 6950 14:14:23.102985  # [   56.290898] RBP: 00007fb159a47000 R08: 00007fb159a46010 R09: 0000000000000000

 6951 14:14:23.112598  # [   56.298864] R10: fffffffffffffbc5 R11: 0000000000000246 R12: 0000000000000001

 6952 14:14:23.123588  # [   56.313058] R13: 0000000000000001 R14: 0000000000020000 R15: 0000000000020000

 6953 14:14:23.126450  # [   56.321038] irq event stamp: 0

 6954 14:14:23.132787  # [   56.330658] hardirqs last  enabled at (0): [<0000000000000000>] 0x0

 6955 14:14:23.142094  # [   56.337683] hardirqs last disabled at (0): [<ffffffff8b8fd834>] copy_process+0x664/0x1c60

 6956 14:14:23.152420  # [   56.346824] softirqs last  enabled at (0): [<ffffffff8b8fd834>] copy_process+0x664/0x1c60

 6957 14:14:23.159148  # [   56.355981] softirqs last disabled at (0): [<0000000000000000>] 0x0

 6958 14:14:23.164997  # [   56.362989] ---[ end trace 7e1796e8a934a12d ]---

 6959 14:14:23.171523  # [   56.374357] lkdtm: Saturation detected: still saturated

 6960 14:14:23.178452  # REFCOUNT_SUB_AND_TEST_SATURATED: saw 'Saturation detected: still saturated': ok

 6961 14:14:23.185039  ok 58 selftests: lkdtm: REFCOUNT_SUB_AND_TEST_SATURATED.sh

 6962 14:14:23.188547  # selftests: lkdtm: REFCOUNT_TIMING.sh

 6963 14:14:23.195098  # Skipping REFCOUNT_TIMING: timing only

 6964 14:14:23.198141  ok 59 selftests: lkdtm: REFCOUNT_TIMING.sh # SKIP

 6965 14:14:23.201476  # selftests: lkdtm: ATOMIC_TIMING.sh

 6966 14:14:23.204965  # Skipping ATOMIC_TIMING: timing only

 6967 14:14:23.211189  ok 60 selftests: lkdtm: ATOMIC_TIMING.sh # SKIP

 6968 14:14:23.214246  # selftests: lkdtm: USERCOPY_HEAP_SIZE_TO.sh

 6969 14:14:23.224621  # [   56.557546] lkdtm: Performing direct entry USERCOPY_HEAP_SIZE_TO

 6970 14:14:23.231354  # [   56.567267] lkdtm: attempting good copy_to_user of correct size

 6971 14:14:23.237845  # [   56.580097] lkdtm: attempting bad copy_to_user of too large size

 6972 14:14:23.244741  # USERCOPY_HEAP_SIZE_TO: missing 'call trace:': [FAIL]

 6973 14:14:23.251139  not ok 61 selftests: lkdtm: USERCOPY_HEAP_SIZE_TO.sh # exit=1

 6974 14:14:23.255157  # selftests: lkdtm: USERCOPY_HEAP_SIZE_FROM.sh

 6975 14:14:23.260873  # [   56.719322] lkdtm: Performing direct entry USERCOPY_HEAP_SIZE_FROM

 6976 14:14:23.267165  # [   56.730440] lkdtm: attempting good copy_from_user of correct size

 6977 14:14:23.277236  # [   56.737265] lkdtm: attempting bad copy_from_user of too large size

 6978 14:14:23.280379  # USERCOPY_HEAP_SIZE_FROM: missing 'call trace:': [FAIL]

 6979 14:14:23.287048  not ok 62 selftests: lkdtm: USERCOPY_HEAP_SIZE_FROM.sh # exit=1

 6980 14:14:23.293660  # selftests: lkdtm: USERCOPY_HEAP_WHITELIST_TO.sh

 6981 14:14:23.300216  # [   56.865237] lkdtm: Performing direct entry USERCOPY_HEAP_WHITELIST_TO

 6982 14:14:23.310146  # [   56.875947] lkdtm: attempting good copy_to_user inside whitelist

 6983 14:14:23.316764  # [   56.882667] lkdtm: attempting bad copy_to_user outside whitelist

 6984 14:14:23.323202  # USERCOPY_HEAP_WHITELIST_TO: missing 'call trace:': [FAIL]

 6985 14:14:23.329672  not ok 63 selftests: lkdtm: USERCOPY_HEAP_WHITELIST_TO.sh # exit=1

 6986 14:14:23.333193  # selftests: lkdtm: USERCOPY_HEAP_WHITELIST_FROM.sh

 6987 14:14:23.342916  # [   57.015171] lkdtm: Performing direct entry USERCOPY_HEAP_WHITELIST_FROM

 6988 14:14:23.349477  # [   57.027320] lkdtm: attempting good copy_from_user inside whitelist

 6989 14:14:23.356115  # [   57.034261] lkdtm: attempting bad copy_from_user outside whitelist

 6990 14:14:23.362651  # USERCOPY_HEAP_WHITELIST_FROM: missing 'call trace:': [FAIL]

 6991 14:14:23.369244  not ok 64 selftests: lkdtm: USERCOPY_HEAP_WHITELIST_FROM.sh # exit=1

 6992 14:14:23.375622  # selftests: lkdtm: USERCOPY_STACK_FRAME_TO.sh

 6993 14:14:23.381928  # [   57.162805] lkdtm: Performing direct entry USERCOPY_STACK_FRAME_TO

 6994 14:14:23.388991  # [   57.172396] lkdtm: good_stack: ffffaed7433ffe20-ffffaed7433ffe40

 6995 14:14:23.395632  # [   57.179108] lkdtm: bad_stack : ffffaed7433ffda8-ffffaed7433ffdc8

 6996 14:14:23.402433  # [   57.185831] lkdtm: attempting good copy_to_user of local stack

 6997 14:14:23.408997  # [   57.198568] lkdtm: attempting bad copy_to_user of distant stack

 6998 14:14:23.415477  # USERCOPY_STACK_FRAME_TO: missing 'call trace:': [FAIL]

 6999 14:14:23.421917  not ok 65 selftests: lkdtm: USERCOPY_STACK_FRAME_TO.sh # exit=1

 7000 14:14:23.428458  # selftests: lkdtm: USERCOPY_STACK_FRAME_FROM.sh

 7001 14:14:23.434652  # [   57.490893] lkdtm: Performing direct entry USERCOPY_STACK_FRAME_FROM

 7002 14:14:23.441298  # [   57.502299] lkdtm: good_stack: ffffaed74348fe20-ffffaed74348fe40

 7003 14:14:23.448269  # [   57.509045] lkdtm: bad_stack : ffffaed74348fda8-ffffaed74348fdc8

 7004 14:14:23.457702  # [   57.515793] lkdtm: attempting good copy_from_user of local stack

 7005 14:14:23.464507  # [   57.522510] lkdtm: attempting bad copy_from_user of distant stack

 7006 14:14:23.470854  # USERCOPY_STACK_FRAME_FROM: missing 'call trace:': [FAIL]

 7007 14:14:23.477554  not ok 66 selftests: lkdtm: USERCOPY_STACK_FRAME_FROM.sh # exit=1

 7008 14:14:23.480998  # selftests: lkdtm: USERCOPY_STACK_BEYOND.sh

 7009 14:14:23.487262  # [   57.661483] lkdtm: Performing direct entry USERCOPY_STACK_BEYOND

 7010 14:14:23.494295  # [   57.672816] lkdtm: good_stack: ffffaed74351fe20-ffffaed74351fe40

 7011 14:14:23.500987  # [   57.685749] lkdtm: bad_stack : ffffaed74351fff8-ffffaed743520018

 7012 14:14:23.510427  # [   57.698699] lkdtm: attempting good copy_to_user of local stack

 7013 14:14:23.517065  # [   57.711473] lkdtm: attempting bad copy_to_user of distant stack

 7014 14:14:23.524249  # [   57.724276] lkdtm: copy_to_user failed, but lacked Oops

 7015 14:14:23.527586  # USERCOPY_STACK_BEYOND: missing 'call trace:': [FAIL]

 7016 14:14:23.533445  not ok 67 selftests: lkdtm: USERCOPY_STACK_BEYOND.sh # exit=1

 7017 14:14:23.540331  # selftests: lkdtm: USERCOPY_KERNEL.sh

 7018 14:14:23.546575  # [   57.877547] lkdtm: Performing direct entry USERCOPY_KERNEL

 7019 14:14:23.553565  # [   57.885399] lkdtm: attempting good copy_to_user from kernel rodata: ffffffff8d37e550

 7020 14:14:23.563325  # [   57.900282] lkdtm: attempting bad copy_to_user from kernel text: ffffffff8bae0e50

 7021 14:14:23.570142  # [   57.914829] lkdtm: FAIL: survived bad copy_to_user()

 7022 14:14:23.573110  # USERCOPY_KERNEL: missing 'call trace:': [FAIL]

 7023 14:14:23.579482  not ok 68 selftests: lkdtm: USERCOPY_KERNEL.sh # exit=1

 7024 14:14:23.582899  # selftests: lkdtm: STACKLEAK_ERASING.sh

 7025 14:14:23.589398  # [   58.050637] lkdtm: Performing direct entry STACKLEAK_ERASING

 7026 14:14:23.599711  # [   58.057296] lkdtm: checking unused part of the thread stack (15928 bytes)...

 7027 14:14:23.605809  # [   58.065180] lkdtm: FAIL: the erased part is not found (checked 15928 bytes)

 7028 14:14:23.615980  # [   58.079168] lkdtm: FAIL: the thread stack is NOT properly erased

 7029 14:14:23.622328  # [   58.092096] CPU: 1 PID: 2866 Comm: cat Tainted: G      D W         5.10.178-cip31 #1

 7030 14:14:23.632473  # [   58.106963] Hardware name: Google Rammus/Rammus, BIOS  09/04/2020

 7031 14:14:23.632933  # [   58.113766] Call Trace:

 7032 14:14:23.638899  # [   58.116498]  dump_stack+0x77/0x9b

 7033 14:14:23.642161  # [   58.126411]  lkdtm_STACKLEAK_ERASING+0x116/0x144

 7034 14:14:23.648765  # [   58.131567]  direct_entry.cold+0x2c/0x38

 7035 14:14:23.652071  # [   58.142160]  full_proxy_write+0x53/0x80

 7036 14:14:23.655160  # [   58.146444]  vfs_write+0xe7/0x3b0

 7037 14:14:23.658471  # [   58.156354]  ksys_write+0x68/0xf0

 7038 14:14:23.665392  # [   58.160053]  do_syscall_64+0x30/0x40

 7039 14:14:23.668358  # [   58.164044]  entry_SYSCALL_64_after_hwframe+0x61/0xc6

 7040 14:14:23.675310  # [   58.175896] RIP: 0033:0x7f952e251833

 7041 14:14:23.694590  # [   58.179886] Code: 8b 15 61 26 0e 00 f7 d8 64 89 02 48 c7 c0 ff ff ff ff eb b7 0f 1f 00 64 8b 04 25 18 00 00 00 85 c0 75 14 b8 01 00 00 00 0f 05 <48> 3d 00 f0 ff ff 77 55 c3 0f 1f 40 00 48 83 ec 28 48 89 54 24 18

 7042 14:14:23.704719  # [   58.200872] RSP: 002b:00007ffcb6ed24c8 EFLAGS: 00000246 ORIG_RAX: 0000000000000001

 7043 14:14:23.711066  # [   58.209329] RAX: ffffffffffffffda RBX: 0000000000000012 RCX: 00007f952e251833

 7044 14:14:23.720997  # [   58.217298] RDX: 0000000000000012 RSI: 00007f952e144000 RDI: 0000000000000001

 7045 14:14:23.727338  # [   58.225268] RBP: 00007f952e144000 R08: 00007f952e143010 R09: 0000000000000000

 7046 14:14:23.737375  # [   58.233238] R10: fffffffffffffbc5 R11: 0000000000000246 R12: 0000000000000001

 7047 14:14:23.743944  # [   58.241210] R13: 0000000000000001 R14: 0000000000020000 R15: 0000000000020000

 7048 14:14:23.753848  # STACKLEAK_ERASING: missing 'OK: the rest of the thread stack is properly erased': [FAIL]

 7049 14:14:23.760438  not ok 69 selftests: lkdtm: STACKLEAK_ERASING.sh # exit=1

 7050 14:14:23.763761  # selftests: lkdtm: CFI_FORWARD_PROTO.sh

 7051 14:14:23.770797  # [   58.401938] lkdtm: Performing direct entry CFI_FORWARD_PROTO

 7052 14:14:23.773704  # [   58.410928] lkdtm: Calling matched prototype ...

 7053 14:14:23.780172  # [   58.416142] lkdtm: Calling mismatched prototype ...

 7054 14:14:23.786798  # [   58.421603] lkdtm: Fail: survived mismatched prototype function call!

 7055 14:14:23.793309  # CFI_FORWARD_PROTO: missing 'call trace:': [FAIL]

 7056 14:14:23.799794  not ok 70 selftests: lkdtm: CFI_FORWARD_PROTO.sh # exit=1

 7057 14:14:24.279704  lkdtm_PANIC_sh skip

 7058 14:14:24.283271  lkdtm_BUG_sh pass

 7059 14:14:24.283822  lkdtm_WARNING_sh pass

 7060 14:14:24.286775  lkdtm_WARNING_MESSAGE_sh pass

 7061 14:14:24.289772  lkdtm_EXCEPTION_sh pass

 7062 14:14:24.292997  lkdtm_LOOP_sh skip

 7063 14:14:24.293565  lkdtm_EXHAUST_STACK_sh skip

 7064 14:14:24.296262  lkdtm_CORRUPT_STACK_sh skip

 7065 14:14:24.299653  lkdtm_CORRUPT_STACK_STRONG_sh skip

 7066 14:14:24.303057  lkdtm_CORRUPT_LIST_ADD_sh fail

 7067 14:14:24.306314  lkdtm_CORRUPT_LIST_DEL_sh fail

 7068 14:14:24.309383  lkdtm_STACK_GUARD_PAGE_LEADING_sh pass

 7069 14:14:24.316103  lkdtm_STACK_GUARD_PAGE_TRAILING_sh pass

 7070 14:14:24.316575  lkdtm_UNSET_SMEP_sh pass

 7071 14:14:24.319129  lkdtm_DOUBLE_FAULT_sh skip

 7072 14:14:24.322737  lkdtm_CORRUPT_PAC_sh skip

 7073 14:14:24.325734  lkdtm_UNALIGNED_LOAD_STORE_WRITE_sh skip

 7074 14:14:24.329154  lkdtm_OVERWRITE_ALLOCATION_sh skip

 7075 14:14:24.332660  lkdtm_WRITE_AFTER_FREE_sh skip

 7076 14:14:24.335343  lkdtm_READ_AFTER_FREE_sh fail

 7077 14:14:24.338618  lkdtm_WRITE_BUDDY_AFTER_FREE_sh skip

 7078 14:14:24.342142  lkdtm_READ_BUDDY_AFTER_FREE_sh fail

 7079 14:14:24.345181  lkdtm_SLAB_FREE_DOUBLE_sh fail

 7080 14:14:24.348787  lkdtm_SLAB_FREE_CROSS_sh fail

 7081 14:14:24.351896  lkdtm_SLAB_FREE_PAGE_sh fail

 7082 14:14:24.355676  lkdtm_SOFTLOCKUP_sh skip

 7083 14:14:24.358370  lkdtm_HARDLOCKUP_sh skip

 7084 14:14:24.358452  lkdtm_SPINLOCKUP_sh skip

 7085 14:14:24.362037  lkdtm_HUNG_TASK_sh skip

 7086 14:14:24.365188  lkdtm_EXEC_DATA_sh pass

 7087 14:14:24.368547  lkdtm_EXEC_STACK_sh pass

 7088 14:14:24.368630  lkdtm_EXEC_KMALLOC_sh pass

 7089 14:14:24.371587  lkdtm_EXEC_VMALLOC_sh pass

 7090 14:14:24.375288  lkdtm_EXEC_RODATA_sh pass

 7091 14:14:24.378327  lkdtm_EXEC_USERSPACE_sh pass

 7092 14:14:24.381684  lkdtm_EXEC_NULL_sh pass

 7093 14:14:24.384861  lkdtm_ACCESS_USERSPACE_sh pass

 7094 14:14:24.384944  lkdtm_ACCESS_NULL_sh pass

 7095 14:14:24.388560  lkdtm_WRITE_RO_sh pass

 7096 14:14:24.391750  lkdtm_WRITE_RO_AFTER_INIT_sh pass

 7097 14:14:24.394895  lkdtm_WRITE_KERN_sh pass

 7098 14:14:24.398663  lkdtm_REFCOUNT_INC_OVERFLOW_sh pass

 7099 14:14:24.401346  lkdtm_REFCOUNT_ADD_OVERFLOW_sh pass

 7100 14:14:24.404719  lkdtm_REFCOUNT_INC_NOT_ZERO_OVERFLOW_sh pass

 7101 14:14:24.411719  lkdtm_REFCOUNT_ADD_NOT_ZERO_OVERFLOW_sh pass

 7102 14:14:24.414634  lkdtm_REFCOUNT_DEC_ZERO_sh pass

 7103 14:14:24.417869  lkdtm_REFCOUNT_DEC_NEGATIVE_sh pass

 7104 14:14:24.421368  lkdtm_REFCOUNT_DEC_AND_TEST_NEGATIVE_sh pass

 7105 14:14:24.427956  lkdtm_REFCOUNT_SUB_AND_TEST_NEGATIVE_sh pass

 7106 14:14:24.431045  lkdtm_REFCOUNT_INC_ZERO_sh pass

 7107 14:14:24.434596  lkdtm_REFCOUNT_ADD_ZERO_sh pass

 7108 14:14:24.437789  lkdtm_REFCOUNT_INC_SATURATED_sh pass

 7109 14:14:24.441026  lkdtm_REFCOUNT_DEC_SATURATED_sh pass

 7110 14:14:24.444366  lkdtm_REFCOUNT_ADD_SATURATED_sh pass

 7111 14:14:24.447505  lkdtm_REFCOUNT_INC_NOT_ZERO_SATURATED_sh pass

 7112 14:14:24.454295  lkdtm_REFCOUNT_ADD_NOT_ZERO_SATURATED_sh pass

 7113 14:14:24.457233  lkdtm_REFCOUNT_DEC_AND_TEST_SATURATED_sh pass

 7114 14:14:24.463903  lkdtm_REFCOUNT_SUB_AND_TEST_SATURATED_sh pass

 7115 14:14:24.463985  lkdtm_REFCOUNT_TIMING_sh skip

 7116 14:14:24.467564  lkdtm_ATOMIC_TIMING_sh skip

 7117 14:14:24.470684  lkdtm_USERCOPY_HEAP_SIZE_TO_sh fail

 7118 14:14:24.477441  lkdtm_USERCOPY_HEAP_SIZE_FROM_sh fail

 7119 14:14:24.480273  lkdtm_USERCOPY_HEAP_WHITELIST_TO_sh fail

 7120 14:14:24.483839  lkdtm_USERCOPY_HEAP_WHITELIST_FROM_sh fail

 7121 14:14:24.487078  lkdtm_USERCOPY_STACK_FRAME_TO_sh fail

 7122 14:14:24.490446  lkdtm_USERCOPY_STACK_FRAME_FROM_sh fail

 7123 14:14:24.493717  lkdtm_USERCOPY_STACK_BEYOND_sh fail

 7124 14:14:24.497038  lkdtm_USERCOPY_KERNEL_sh fail

 7125 14:14:24.500467  lkdtm_STACKLEAK_ERASING_sh fail

 7126 14:14:24.503918  lkdtm_CFI_FORWARD_PROTO_sh fail

 7127 14:14:24.510505  + ../../utils/send-to-lava.sh ./output/result.txt

 7128 14:14:24.516759  <LAVA_SIGNAL_TESTCASE TEST_CASE_ID=lkdtm_PANIC_sh RESULT=skip>

 7129 14:14:24.517301  Received signal: <TESTCASE> TEST_CASE_ID=lkdtm_PANIC_sh RESULT=skip
 7131 14:14:24.520401  Received signal: <TESTCASE> TEST_CASE_ID=lkdtm_BUG_sh RESULT=pass
 7133 14:14:24.523890  <LAVA_SIGNAL_TESTCASE TEST_CASE_ID=lkdtm_BUG_sh RESULT=pass>

 7134 14:14:24.526609  <LAVA_SIGNAL_TESTCASE TEST_CASE_ID=lkdtm_WARNING_sh RESULT=pass>

 7135 14:14:24.526862  Received signal: <TESTCASE> TEST_CASE_ID=lkdtm_WARNING_sh RESULT=pass
 7137 14:14:24.536356  <LAVA_SIGNAL_TESTCASE TEST_CASE_ID=lkdtm_WARNING_MESSAGE_sh RESULT=pass>

 7138 14:14:24.536607  Received signal: <TESTCASE> TEST_CASE_ID=lkdtm_WARNING_MESSAGE_sh RESULT=pass
 7140 14:14:24.566149  <LAVA_SIGNAL_TESTCASE TEST_CASE_ID=lkdtm_EXCEPTION_sh RESULT=pass>

 7141 14:14:24.566817  Received signal: <TESTCASE> TEST_CASE_ID=lkdtm_EXCEPTION_sh RESULT=pass
 7143 14:14:24.623479  <LAVA_SIGNAL_TESTCASE TEST_CASE_ID=lkdtm_LOOP_sh RESULT=skip>

 7144 14:14:24.624180  Received signal: <TESTCASE> TEST_CASE_ID=lkdtm_LOOP_sh RESULT=skip
 7146 14:14:24.682921  <LAVA_SIGNAL_TESTCASE TEST_CASE_ID=lkdtm_EXHAUST_STACK_sh RESULT=skip>

 7147 14:14:24.683641  Received signal: <TESTCASE> TEST_CASE_ID=lkdtm_EXHAUST_STACK_sh RESULT=skip
 7149 14:14:24.753921  <LAVA_SIGNAL_TESTCASE TEST_CASE_ID=lkdtm_CORRUPT_STACK_sh RESULT=skip>

 7150 14:14:24.754599  Received signal: <TESTCASE> TEST_CASE_ID=lkdtm_CORRUPT_STACK_sh RESULT=skip
 7152 14:14:24.831466  <LAVA_SIGNAL_TESTCASE TEST_CASE_ID=lkdtm_CORRUPT_STACK_STRONG_sh RESULT=skip>

 7153 14:14:24.832163  Received signal: <TESTCASE> TEST_CASE_ID=lkdtm_CORRUPT_STACK_STRONG_sh RESULT=skip
 7155 14:14:24.904952  <LAVA_SIGNAL_TESTCASE TEST_CASE_ID=lkdtm_CORRUPT_LIST_ADD_sh RESULT=fail>

 7156 14:14:24.905798  Received signal: <TESTCASE> TEST_CASE_ID=lkdtm_CORRUPT_LIST_ADD_sh RESULT=fail
 7158 14:14:24.967530  <LAVA_SIGNAL_TESTCASE TEST_CASE_ID=lkdtm_CORRUPT_LIST_DEL_sh RESULT=fail>

 7159 14:14:24.968203  Received signal: <TESTCASE> TEST_CASE_ID=lkdtm_CORRUPT_LIST_DEL_sh RESULT=fail
 7161 14:14:25.036959  <LAVA_SIGNAL_TESTCASE TEST_CASE_ID=lkdtm_STACK_GUARD_PAGE_LEADING_sh RESULT=pass>

 7162 14:14:25.037783  Received signal: <TESTCASE> TEST_CASE_ID=lkdtm_STACK_GUARD_PAGE_LEADING_sh RESULT=pass
 7164 14:14:25.104273  <LAVA_SIGNAL_TESTCASE TEST_CASE_ID=lkdtm_STACK_GUARD_PAGE_TRAILING_sh RESULT=pass>

 7165 14:14:25.104953  Received signal: <TESTCASE> TEST_CASE_ID=lkdtm_STACK_GUARD_PAGE_TRAILING_sh RESULT=pass
 7167 14:14:25.171016  Received signal: <TESTCASE> TEST_CASE_ID=lkdtm_UNSET_SMEP_sh RESULT=pass
 7169 14:14:25.174173  <LAVA_SIGNAL_TESTCASE TEST_CASE_ID=lkdtm_UNSET_SMEP_sh RESULT=pass>

 7170 14:14:25.239521  <LAVA_SIGNAL_TESTCASE TEST_CASE_ID=lkdtm_DOUBLE_FAULT_sh RESULT=skip>

 7171 14:14:25.240263  Received signal: <TESTCASE> TEST_CASE_ID=lkdtm_DOUBLE_FAULT_sh RESULT=skip
 7173 14:14:25.300252  Received signal: <TESTCASE> TEST_CASE_ID=lkdtm_CORRUPT_PAC_sh RESULT=skip
 7175 14:14:25.303531  <LAVA_SIGNAL_TESTCASE TEST_CASE_ID=lkdtm_CORRUPT_PAC_sh RESULT=skip>

 7176 14:14:25.375386  <LAVA_SIGNAL_TESTCASE TEST_CASE_ID=lkdtm_UNALIGNED_LOAD_STORE_WRITE_sh RESULT=skip>

 7177 14:14:25.375669  Received signal: <TESTCASE> TEST_CASE_ID=lkdtm_UNALIGNED_LOAD_STORE_WRITE_sh RESULT=skip
 7179 14:14:25.422560  <LAVA_SIGNAL_TESTCASE TEST_CASE_ID=lkdtm_OVERWRITE_ALLOCATION_sh RESULT=skip>

 7180 14:14:25.422856  Received signal: <TESTCASE> TEST_CASE_ID=lkdtm_OVERWRITE_ALLOCATION_sh RESULT=skip
 7182 14:14:25.466904  <LAVA_SIGNAL_TESTCASE TEST_CASE_ID=lkdtm_WRITE_AFTER_FREE_sh RESULT=skip>

 7183 14:14:25.467181  Received signal: <TESTCASE> TEST_CASE_ID=lkdtm_WRITE_AFTER_FREE_sh RESULT=skip
 7185 14:14:25.512930  <LAVA_SIGNAL_TESTCASE TEST_CASE_ID=lkdtm_READ_AFTER_FREE_sh RESULT=fail>

 7186 14:14:25.513218  Received signal: <TESTCASE> TEST_CASE_ID=lkdtm_READ_AFTER_FREE_sh RESULT=fail
 7188 14:14:25.570477  <LAVA_SIGNAL_TESTCASE TEST_CASE_ID=lkdtm_WRITE_BUDDY_AFTER_FREE_sh RESULT=skip>

 7189 14:14:25.571180  Received signal: <TESTCASE> TEST_CASE_ID=lkdtm_WRITE_BUDDY_AFTER_FREE_sh RESULT=skip
 7191 14:14:25.638292  <LAVA_SIGNAL_TESTCASE TEST_CASE_ID=lkdtm_READ_BUDDY_AFTER_FREE_sh RESULT=fail>

 7192 14:14:25.639007  Received signal: <TESTCASE> TEST_CASE_ID=lkdtm_READ_BUDDY_AFTER_FREE_sh RESULT=fail
 7194 14:14:25.725483  <LAVA_SIGNAL_TESTCASE TEST_CASE_ID=lkdtm_SLAB_FREE_DOUBLE_sh RESULT=fail>

 7195 14:14:25.726211  Received signal: <TESTCASE> TEST_CASE_ID=lkdtm_SLAB_FREE_DOUBLE_sh RESULT=fail
 7197 14:14:25.804683  <LAVA_SIGNAL_TESTCASE TEST_CASE_ID=lkdtm_SLAB_FREE_CROSS_sh RESULT=fail>

 7198 14:14:25.805543  Received signal: <TESTCASE> TEST_CASE_ID=lkdtm_SLAB_FREE_CROSS_sh RESULT=fail
 7200 14:14:25.887721  <LAVA_SIGNAL_TESTCASE TEST_CASE_ID=lkdtm_SLAB_FREE_PAGE_sh RESULT=fail>

 7201 14:14:25.888470  Received signal: <TESTCASE> TEST_CASE_ID=lkdtm_SLAB_FREE_PAGE_sh RESULT=fail
 7203 14:14:25.959696  Received signal: <TESTCASE> TEST_CASE_ID=lkdtm_SOFTLOCKUP_sh RESULT=skip
 7205 14:14:25.962439  <LAVA_SIGNAL_TESTCASE TEST_CASE_ID=lkdtm_SOFTLOCKUP_sh RESULT=skip>

 7206 14:14:26.040262  Received signal: <TESTCASE> TEST_CASE_ID=lkdtm_HARDLOCKUP_sh RESULT=skip
 7208 14:14:26.043080  <LAVA_SIGNAL_TESTCASE TEST_CASE_ID=lkdtm_HARDLOCKUP_sh RESULT=skip>

 7209 14:14:26.123297  Received signal: <TESTCASE> TEST_CASE_ID=lkdtm_SPINLOCKUP_sh RESULT=skip
 7211 14:14:26.126129  <LAVA_SIGNAL_TESTCASE TEST_CASE_ID=lkdtm_SPINLOCKUP_sh RESULT=skip>

 7212 14:14:26.206323  Received signal: <TESTCASE> TEST_CASE_ID=lkdtm_HUNG_TASK_sh RESULT=skip
 7214 14:14:26.209443  <LAVA_SIGNAL_TESTCASE TEST_CASE_ID=lkdtm_HUNG_TASK_sh RESULT=skip>

 7215 14:14:26.283815  <LAVA_SIGNAL_TESTCASE TEST_CASE_ID=lkdtm_EXEC_DATA_sh RESULT=pass>

 7216 14:14:26.284574  Received signal: <TESTCASE> TEST_CASE_ID=lkdtm_EXEC_DATA_sh RESULT=pass
 7218 14:14:26.360441  Received signal: <TESTCASE> TEST_CASE_ID=lkdtm_EXEC_STACK_sh RESULT=pass
 7220 14:14:26.363249  <LAVA_SIGNAL_TESTCASE TEST_CASE_ID=lkdtm_EXEC_STACK_sh RESULT=pass>

 7221 14:14:26.449995  <LAVA_SIGNAL_TESTCASE TEST_CASE_ID=lkdtm_EXEC_KMALLOC_sh RESULT=pass>

 7222 14:14:26.450767  Received signal: <TESTCASE> TEST_CASE_ID=lkdtm_EXEC_KMALLOC_sh RESULT=pass
 7224 14:14:26.526294  <LAVA_SIGNAL_TESTCASE TEST_CASE_ID=lkdtm_EXEC_VMALLOC_sh RESULT=pass>

 7225 14:14:26.527008  Received signal: <TESTCASE> TEST_CASE_ID=lkdtm_EXEC_VMALLOC_sh RESULT=pass
 7227 14:14:26.602535  Received signal: <TESTCASE> TEST_CASE_ID=lkdtm_EXEC_RODATA_sh RESULT=pass
 7229 14:14:26.605533  <LAVA_SIGNAL_TESTCASE TEST_CASE_ID=lkdtm_EXEC_RODATA_sh RESULT=pass>

 7230 14:14:26.690155  <LAVA_SIGNAL_TESTCASE TEST_CASE_ID=lkdtm_EXEC_USERSPACE_sh RESULT=pass>

 7231 14:14:26.690909  Received signal: <TESTCASE> TEST_CASE_ID=lkdtm_EXEC_USERSPACE_sh RESULT=pass
 7233 14:14:26.762041  Received signal: <TESTCASE> TEST_CASE_ID=lkdtm_EXEC_NULL_sh RESULT=pass
 7235 14:14:26.765009  <LAVA_SIGNAL_TESTCASE TEST_CASE_ID=lkdtm_EXEC_NULL_sh RESULT=pass>

 7236 14:14:26.849127  <LAVA_SIGNAL_TESTCASE TEST_CASE_ID=lkdtm_ACCESS_USERSPACE_sh RESULT=pass>

 7237 14:14:26.849893  Received signal: <TESTCASE> TEST_CASE_ID=lkdtm_ACCESS_USERSPACE_sh RESULT=pass
 7239 14:14:26.918660  Received signal: <TESTCASE> TEST_CASE_ID=lkdtm_ACCESS_NULL_sh RESULT=pass
 7241 14:14:26.921931  <LAVA_SIGNAL_TESTCASE TEST_CASE_ID=lkdtm_ACCESS_NULL_sh RESULT=pass>

 7242 14:14:27.002028  <LAVA_SIGNAL_TESTCASE TEST_CASE_ID=lkdtm_WRITE_RO_sh RESULT=pass>

 7243 14:14:27.002756  Received signal: <TESTCASE> TEST_CASE_ID=lkdtm_WRITE_RO_sh RESULT=pass
 7245 14:14:27.084485  <LAVA_SIGNAL_TESTCASE TEST_CASE_ID=lkdtm_WRITE_RO_AFTER_INIT_sh RESULT=pass>

 7246 14:14:27.084762  Received signal: <TESTCASE> TEST_CASE_ID=lkdtm_WRITE_RO_AFTER_INIT_sh RESULT=pass
 7248 14:14:27.157753  Received signal: <TESTCASE> TEST_CASE_ID=lkdtm_WRITE_KERN_sh RESULT=pass
 7250 14:14:27.160508  <LAVA_SIGNAL_TESTCASE TEST_CASE_ID=lkdtm_WRITE_KERN_sh RESULT=pass>

 7251 14:14:27.242997  <LAVA_SIGNAL_TESTCASE TEST_CASE_ID=lkdtm_REFCOUNT_INC_OVERFLOW_sh RESULT=pass>

 7252 14:14:27.243760  Received signal: <TESTCASE> TEST_CASE_ID=lkdtm_REFCOUNT_INC_OVERFLOW_sh RESULT=pass
 7254 14:14:27.328289  <LAVA_SIGNAL_TESTCASE TEST_CASE_ID=lkdtm_REFCOUNT_ADD_OVERFLOW_sh RESULT=pass>

 7255 14:14:27.329023  Received signal: <TESTCASE> TEST_CASE_ID=lkdtm_REFCOUNT_ADD_OVERFLOW_sh RESULT=pass
 7257 14:14:27.406411  <LAVA_SIGNAL_TESTCASE TEST_CASE_ID=lkdtm_REFCOUNT_INC_NOT_ZERO_OVERFLOW_sh RESULT=pass>

 7258 14:14:27.407149  Received signal: <TESTCASE> TEST_CASE_ID=lkdtm_REFCOUNT_INC_NOT_ZERO_OVERFLOW_sh RESULT=pass
 7260 14:14:27.487098  <LAVA_SIGNAL_TESTCASE TEST_CASE_ID=lkdtm_REFCOUNT_ADD_NOT_ZERO_OVERFLOW_sh RESULT=pass>

 7261 14:14:27.487937  Received signal: <TESTCASE> TEST_CASE_ID=lkdtm_REFCOUNT_ADD_NOT_ZERO_OVERFLOW_sh RESULT=pass
 7263 14:14:27.568909  <LAVA_SIGNAL_TESTCASE TEST_CASE_ID=lkdtm_REFCOUNT_DEC_ZERO_sh RESULT=pass>

 7264 14:14:27.569611  Received signal: <TESTCASE> TEST_CASE_ID=lkdtm_REFCOUNT_DEC_ZERO_sh RESULT=pass
 7266 14:14:27.643428  <LAVA_SIGNAL_TESTCASE TEST_CASE_ID=lkdtm_REFCOUNT_DEC_NEGATIVE_sh RESULT=pass>

 7267 14:14:27.643914  Received signal: <TESTCASE> TEST_CASE_ID=lkdtm_REFCOUNT_DEC_NEGATIVE_sh RESULT=pass
 7269 14:14:27.700389  <LAVA_SIGNAL_TESTCASE TEST_CASE_ID=lkdtm_REFCOUNT_DEC_AND_TEST_NEGATIVE_sh RESULT=pass>

 7270 14:14:27.700688  Received signal: <TESTCASE> TEST_CASE_ID=lkdtm_REFCOUNT_DEC_AND_TEST_NEGATIVE_sh RESULT=pass
 7272 14:14:27.777974  <LAVA_SIGNAL_TESTCASE TEST_CASE_ID=lkdtm_REFCOUNT_SUB_AND_TEST_NEGATIVE_sh RESULT=pass>

 7273 14:14:27.778672  Received signal: <TESTCASE> TEST_CASE_ID=lkdtm_REFCOUNT_SUB_AND_TEST_NEGATIVE_sh RESULT=pass
 7275 14:14:27.853312  <LAVA_SIGNAL_TESTCASE TEST_CASE_ID=lkdtm_REFCOUNT_INC_ZERO_sh RESULT=pass>

 7276 14:14:27.854046  Received signal: <TESTCASE> TEST_CASE_ID=lkdtm_REFCOUNT_INC_ZERO_sh RESULT=pass
 7278 14:14:27.934931  <LAVA_SIGNAL_TESTCASE TEST_CASE_ID=lkdtm_REFCOUNT_ADD_ZERO_sh RESULT=pass>

 7279 14:14:27.935213  Received signal: <TESTCASE> TEST_CASE_ID=lkdtm_REFCOUNT_ADD_ZERO_sh RESULT=pass
 7281 14:14:27.997854  <LAVA_SIGNAL_TESTCASE TEST_CASE_ID=lkdtm_REFCOUNT_INC_SATURATED_sh RESULT=pass>

 7282 14:14:27.998149  Received signal: <TESTCASE> TEST_CASE_ID=lkdtm_REFCOUNT_INC_SATURATED_sh RESULT=pass
 7284 14:14:28.035305  <LAVA_SIGNAL_TESTCASE TEST_CASE_ID=lkdtm_REFCOUNT_DEC_SATURATED_sh RESULT=pass>

 7285 14:14:28.035559  Received signal: <TESTCASE> TEST_CASE_ID=lkdtm_REFCOUNT_DEC_SATURATED_sh RESULT=pass
 7287 14:14:28.073031  <LAVA_SIGNAL_TESTCASE TEST_CASE_ID=lkdtm_REFCOUNT_ADD_SATURATED_sh RESULT=pass>

 7288 14:14:28.073348  Received signal: <TESTCASE> TEST_CASE_ID=lkdtm_REFCOUNT_ADD_SATURATED_sh RESULT=pass
 7290 14:14:28.116879  <LAVA_SIGNAL_TESTCASE TEST_CASE_ID=lkdtm_REFCOUNT_INC_NOT_ZERO_SATURATED_sh RESULT=pass>

 7291 14:14:28.117401  Received signal: <TESTCASE> TEST_CASE_ID=lkdtm_REFCOUNT_INC_NOT_ZERO_SATURATED_sh RESULT=pass
 7293 14:14:28.191559  <LAVA_SIGNAL_TESTCASE TEST_CASE_ID=lkdtm_REFCOUNT_ADD_NOT_ZERO_SATURATED_sh RESULT=pass>

 7294 14:14:28.192330  Received signal: <TESTCASE> TEST_CASE_ID=lkdtm_REFCOUNT_ADD_NOT_ZERO_SATURATED_sh RESULT=pass
 7296 14:14:28.284056  <LAVA_SIGNAL_TESTCASE TEST_CASE_ID=lkdtm_REFCOUNT_DEC_AND_TEST_SATURATED_sh RESULT=pass>

 7297 14:14:28.284770  Received signal: <TESTCASE> TEST_CASE_ID=lkdtm_REFCOUNT_DEC_AND_TEST_SATURATED_sh RESULT=pass
 7299 14:14:28.373240  <LAVA_SIGNAL_TESTCASE TEST_CASE_ID=lkdtm_REFCOUNT_SUB_AND_TEST_SATURATED_sh RESULT=pass>

 7300 14:14:28.374057  Received signal: <TESTCASE> TEST_CASE_ID=lkdtm_REFCOUNT_SUB_AND_TEST_SATURATED_sh RESULT=pass
 7302 14:14:28.454273  <LAVA_SIGNAL_TESTCASE TEST_CASE_ID=lkdtm_REFCOUNT_TIMING_sh RESULT=skip>

 7303 14:14:28.454955  Received signal: <TESTCASE> TEST_CASE_ID=lkdtm_REFCOUNT_TIMING_sh RESULT=skip
 7305 14:14:28.524053  <LAVA_SIGNAL_TESTCASE TEST_CASE_ID=lkdtm_ATOMIC_TIMING_sh RESULT=skip>

 7306 14:14:28.524342  Received signal: <TESTCASE> TEST_CASE_ID=lkdtm_ATOMIC_TIMING_sh RESULT=skip
 7308 14:14:28.583835  <LAVA_SIGNAL_TESTCASE TEST_CASE_ID=lkdtm_USERCOPY_HEAP_SIZE_TO_sh RESULT=fail>

 7309 14:14:28.584294  Received signal: <TESTCASE> TEST_CASE_ID=lkdtm_USERCOPY_HEAP_SIZE_TO_sh RESULT=fail
 7311 14:14:28.626772  <LAVA_SIGNAL_TESTCASE TEST_CASE_ID=lkdtm_USERCOPY_HEAP_SIZE_FROM_sh RESULT=fail>

 7312 14:14:28.627063  Received signal: <TESTCASE> TEST_CASE_ID=lkdtm_USERCOPY_HEAP_SIZE_FROM_sh RESULT=fail
 7314 14:14:28.652875  <LAVA_SIGNAL_TESTCASE TEST_CASE_ID=lkdtm_USERCOPY_HEAP_WHITELIST_TO_sh RESULT=fail>

 7315 14:14:28.653127  Received signal: <TESTCASE> TEST_CASE_ID=lkdtm_USERCOPY_HEAP_WHITELIST_TO_sh RESULT=fail
 7317 14:14:28.677587  <LAVA_SIGNAL_TESTCASE TEST_CASE_ID=lkdtm_USERCOPY_HEAP_WHITELIST_FROM_sh RESULT=fail>

 7318 14:14:28.677843  Received signal: <TESTCASE> TEST_CASE_ID=lkdtm_USERCOPY_HEAP_WHITELIST_FROM_sh RESULT=fail
 7320 14:14:28.702702  <LAVA_SIGNAL_TESTCASE TEST_CASE_ID=lkdtm_USERCOPY_STACK_FRAME_TO_sh RESULT=fail>

 7321 14:14:28.702993  Received signal: <TESTCASE> TEST_CASE_ID=lkdtm_USERCOPY_STACK_FRAME_TO_sh RESULT=fail
 7323 14:14:28.729110  <LAVA_SIGNAL_TESTCASE TEST_CASE_ID=lkdtm_USERCOPY_STACK_FRAME_FROM_sh RESULT=fail>

 7324 14:14:28.729380  Received signal: <TESTCASE> TEST_CASE_ID=lkdtm_USERCOPY_STACK_FRAME_FROM_sh RESULT=fail
 7326 14:14:28.753214  <LAVA_SIGNAL_TESTCASE TEST_CASE_ID=lkdtm_USERCOPY_STACK_BEYOND_sh RESULT=fail>

 7327 14:14:28.753500  Received signal: <TESTCASE> TEST_CASE_ID=lkdtm_USERCOPY_STACK_BEYOND_sh RESULT=fail
 7329 14:14:28.777512  <LAVA_SIGNAL_TESTCASE TEST_CASE_ID=lkdtm_USERCOPY_KERNEL_sh RESULT=fail>

 7330 14:14:28.777807  Received signal: <TESTCASE> TEST_CASE_ID=lkdtm_USERCOPY_KERNEL_sh RESULT=fail
 7332 14:14:28.802291  <LAVA_SIGNAL_TESTCASE TEST_CASE_ID=lkdtm_STACKLEAK_ERASING_sh RESULT=fail>

 7333 14:14:28.802577  Received signal: <TESTCASE> TEST_CASE_ID=lkdtm_STACKLEAK_ERASING_sh RESULT=fail
 7335 14:14:28.827912  <LAVA_SIGNAL_TESTCASE TEST_CASE_ID=lkdtm_CFI_FORWARD_PROTO_sh RESULT=fail>

 7336 14:14:28.827998  + set +x

 7337 14:14:28.828233  Received signal: <TESTCASE> TEST_CASE_ID=lkdtm_CFI_FORWARD_PROTO_sh RESULT=fail
 7339 14:14:28.834459  <LAVA_SIGNAL_ENDRUN 1_kselftest-lkdtm 10062621_1.5.2.3.5>

 7340 14:14:28.834711  Received signal: <ENDRUN> 1_kselftest-lkdtm 10062621_1.5.2.3.5
 7341 14:14:28.834784  Ending use of test pattern.
 7342 14:14:28.834847  Ending test lava.1_kselftest-lkdtm (10062621_1.5.2.3.5), duration 49.33
 7344 14:14:28.835092  ok: lava_test_shell seems to have completed
 7345 14:14:28.835646  lkdtm_ACCESS_NULL_sh: pass
lkdtm_ACCESS_USERSPACE_sh: pass
lkdtm_ATOMIC_TIMING_sh: skip
lkdtm_BUG_sh: pass
lkdtm_CFI_FORWARD_PROTO_sh: fail
lkdtm_CORRUPT_LIST_ADD_sh: fail
lkdtm_CORRUPT_LIST_DEL_sh: fail
lkdtm_CORRUPT_PAC_sh: skip
lkdtm_CORRUPT_STACK_STRONG_sh: skip
lkdtm_CORRUPT_STACK_sh: skip
lkdtm_DOUBLE_FAULT_sh: skip
lkdtm_EXCEPTION_sh: pass
lkdtm_EXEC_DATA_sh: pass
lkdtm_EXEC_KMALLOC_sh: pass
lkdtm_EXEC_NULL_sh: pass
lkdtm_EXEC_RODATA_sh: pass
lkdtm_EXEC_STACK_sh: pass
lkdtm_EXEC_USERSPACE_sh: pass
lkdtm_EXEC_VMALLOC_sh: pass
lkdtm_EXHAUST_STACK_sh: skip
lkdtm_HARDLOCKUP_sh: skip
lkdtm_HUNG_TASK_sh: skip
lkdtm_LOOP_sh: skip
lkdtm_OVERWRITE_ALLOCATION_sh: skip
lkdtm_PANIC_sh: skip
lkdtm_READ_AFTER_FREE_sh: fail
lkdtm_READ_BUDDY_AFTER_FREE_sh: fail
lkdtm_REFCOUNT_ADD_NOT_ZERO_OVERFLOW_sh: pass
lkdtm_REFCOUNT_ADD_NOT_ZERO_SATURATED_sh: pass
lkdtm_REFCOUNT_ADD_OVERFLOW_sh: pass
lkdtm_REFCOUNT_ADD_SATURATED_sh: pass
lkdtm_REFCOUNT_ADD_ZERO_sh: pass
lkdtm_REFCOUNT_DEC_AND_TEST_NEGATIVE_sh: pass
lkdtm_REFCOUNT_DEC_AND_TEST_SATURATED_sh: pass
lkdtm_REFCOUNT_DEC_NEGATIVE_sh: pass
lkdtm_REFCOUNT_DEC_SATURATED_sh: pass
lkdtm_REFCOUNT_DEC_ZERO_sh: pass
lkdtm_REFCOUNT_INC_NOT_ZERO_OVERFLOW_sh: pass
lkdtm_REFCOUNT_INC_NOT_ZERO_SATURATED_sh: pass
lkdtm_REFCOUNT_INC_OVERFLOW_sh: pass
lkdtm_REFCOUNT_INC_SATURATED_sh: pass
lkdtm_REFCOUNT_INC_ZERO_sh: pass
lkdtm_REFCOUNT_SUB_AND_TEST_NEGATIVE_sh: pass
lkdtm_REFCOUNT_SUB_AND_TEST_SATURATED_sh: pass
lkdtm_REFCOUNT_TIMING_sh: skip
lkdtm_SLAB_FREE_CROSS_sh: fail
lkdtm_SLAB_FREE_DOUBLE_sh: fail
lkdtm_SLAB_FREE_PAGE_sh: fail
lkdtm_SOFTLOCKUP_sh: skip
lkdtm_SPINLOCKUP_sh: skip
lkdtm_STACKLEAK_ERASING_sh: fail
lkdtm_STACK_GUARD_PAGE_LEADING_sh: pass
lkdtm_STACK_GUARD_PAGE_TRAILING_sh: pass
lkdtm_UNALIGNED_LOAD_STORE_WRITE_sh: skip
lkdtm_UNSET_SMEP_sh: pass
lkdtm_USERCOPY_HEAP_SIZE_FROM_sh: fail
lkdtm_USERCOPY_HEAP_SIZE_TO_sh: fail
lkdtm_USERCOPY_HEAP_WHITELIST_FROM_sh: fail
lkdtm_USERCOPY_HEAP_WHITELIST_TO_sh: fail
lkdtm_USERCOPY_KERNEL_sh: fail
lkdtm_USERCOPY_STACK_BEYOND_sh: fail
lkdtm_USERCOPY_STACK_FRAME_FROM_sh: fail
lkdtm_USERCOPY_STACK_FRAME_TO_sh: fail
lkdtm_WARNING_MESSAGE_sh: pass
lkdtm_WARNING_sh: pass
lkdtm_WRITE_AFTER_FREE_sh: skip
lkdtm_WRITE_BUDDY_AFTER_FREE_sh: skip
lkdtm_WRITE_KERN_sh: pass
lkdtm_WRITE_RO_AFTER_INIT_sh: pass
lkdtm_WRITE_RO_sh: pass

 7346 14:14:28.835770  end: 3.1 lava-test-shell (duration 00:00:50) [common]
 7347 14:14:28.835871  end: 3 lava-test-retry (duration 00:00:50) [common]
 7348 14:14:28.835973  start: 4 finalize (timeout 00:07:54) [common]
 7349 14:14:28.836079  start: 4.1 power-off (timeout 00:00:30) [common]
 7350 14:14:28.836340  Calling: 'nice' 'pduclient' '--daemon=localhost' '--hostname=asus-C433TA-AJ0005-rammus-cbg-1' '--port=1' '--command=off'
 7351 14:14:28.912377  >> Command sent successfully.

 7352 14:14:28.916678  Returned 0 in 0 seconds
 7353 14:14:29.018154  end: 4.1 power-off (duration 00:00:00) [common]
 7355 14:14:29.019766  start: 4.2 read-feedback (timeout 00:07:54) [common]
 7357 14:14:29.022051  Listened to connection for namespace 'common' for up to 1s
 7358 14:14:30.025650  Finalising connection for namespace 'common'
 7359 14:14:30.026403  Disconnecting from shell: Finalise
 7360 14:14:30.026842  / # 
 7361 14:14:30.128484  end: 4.2 read-feedback (duration 00:00:01) [common]
 7362 14:14:30.129228  end: 4 finalize (duration 00:00:01) [common]
 7363 14:14:30.129860  Cleaning after the job
 7364 14:14:30.130370  Cleaning up download directory: /var/lib/lava/dispatcher/tmp/10062621/tftp-deploy-swye0wf9/ramdisk
 7365 14:14:30.136731  Cleaning up download directory: /var/lib/lava/dispatcher/tmp/10062621/tftp-deploy-swye0wf9/kernel
 7366 14:14:30.145766  Cleaning up download directory: /var/lib/lava/dispatcher/tmp/10062621/tftp-deploy-swye0wf9/nfsrootfs
 7367 14:14:30.236466  Cleaning up download directory: /var/lib/lava/dispatcher/tmp/10062621/tftp-deploy-swye0wf9/modules
 7368 14:14:30.239112  Override tmp directory removed at /var/lib/lava/dispatcher/tmp/10062621
 7369 14:14:30.711541  Root tmp directory removed at /var/lib/lava/dispatcher/tmp/10062621
 7370 14:14:30.711723  Job finished correctly