Boot log: asus-C433TA-AJ0005-rammus

    1 13:53:30.322340  lava-dispatcher, installed at version: 2022.06
    2 13:53:30.322538  start: 0 validate
    3 13:53:30.322679  Start time: 2022-07-26 13:53:30.322672+00:00 (UTC)
    4 13:53:30.322807  Using caching service: 'http://localhost/cache/?uri=%s'
    5 13:53:30.322977  Validating that http://localhost/cache/?uri=http%3A%2F%2Fstorage.kernelci.org%2Fimages%2Frootfs%2Fdebian%2Fbullseye-kselftest%2F20220718.0%2Famd64%2Finitrd.cpio.gz exists
    6 13:53:30.609249  Using caching service: 'http://localhost/cache/?uri=%s'
    7 13:53:30.609425  Validating that http://localhost/cache/?uri=http%3A%2F%2Fstorage.kernelci.org%2Fcip%2Flinux-5.10.y-cip%2Fv5.10.129-cip12-36-g21d9d56f4de5a%2Fx86_64%2Fx86_64_defconfig%2Bx86-chromebook%2Bkselftest%2Fgcc-10%2Fkernel%2FbzImage exists
    8 13:53:30.898513  Using caching service: 'http://localhost/cache/?uri=%s'
    9 13:53:30.898679  Validating that http://localhost/cache/?uri=http%3A%2F%2Fstorage.kernelci.org%2Fimages%2Frootfs%2Fdebian%2Fbullseye-kselftest%2F20220718.0%2Famd64%2Ffull.rootfs.tar.xz exists
   10 13:53:31.199988  Using caching service: 'http://localhost/cache/?uri=%s'
   11 13:53:31.200850  Validating that http://localhost/cache/?uri=http%3A%2F%2Fstorage.kernelci.org%2Fcip%2Flinux-5.10.y-cip%2Fv5.10.129-cip12-36-g21d9d56f4de5a%2Fx86_64%2Fx86_64_defconfig%2Bx86-chromebook%2Bkselftest%2Fgcc-10%2Fmodules.tar.xz exists
   12 13:53:31.497304  validate duration: 1.17
   14 13:53:31.497608  start: 1 tftp-deploy (timeout 00:10:00) [common]
   15 13:53:31.497712  start: 1.1 download-retry (timeout 00:10:00) [common]
   16 13:53:31.497815  start: 1.1.1 http-download (timeout 00:10:00) [common]
   17 13:53:31.497914  Not decompressing ramdisk as can be used compressed.
   18 13:53:31.498010  downloading http://storage.kernelci.org/images/rootfs/debian/bullseye-kselftest/20220718.0/amd64/initrd.cpio.gz
   19 13:53:31.498077  saving as /var/lib/lava/dispatcher/tmp/6894846/tftp-deploy-tg42mrrv/ramdisk/initrd.cpio.gz
   20 13:53:31.498148  total size: 5411033 (5MB)
   21 13:53:31.499257  progress   0% (0MB)
   22 13:53:31.500770  progress   5% (0MB)
   23 13:53:31.502165  progress  10% (0MB)
   24 13:53:31.503584  progress  15% (0MB)
   25 13:53:31.505116  progress  20% (1MB)
   26 13:53:31.506479  progress  25% (1MB)
   27 13:53:31.507827  progress  30% (1MB)
   28 13:53:31.509181  progress  35% (1MB)
   29 13:53:31.510675  progress  40% (2MB)
   30 13:53:31.512021  progress  45% (2MB)
   31 13:53:31.513359  progress  50% (2MB)
   32 13:53:31.514701  progress  55% (2MB)
   33 13:53:31.516212  progress  60% (3MB)
   34 13:53:31.517561  progress  65% (3MB)
   35 13:53:31.518907  progress  70% (3MB)
   36 13:53:31.520295  progress  75% (3MB)
   37 13:53:31.521786  progress  80% (4MB)
   38 13:53:31.523124  progress  85% (4MB)
   39 13:53:31.524466  progress  90% (4MB)
   40 13:53:31.525808  progress  95% (4MB)
   41 13:53:31.527319  progress 100% (5MB)
   42 13:53:31.527492  5MB downloaded in 0.03s (175.89MB/s)
   43 13:53:31.527657  end: 1.1.1 http-download (duration 00:00:00) [common]
   45 13:53:31.527920  end: 1.1 download-retry (duration 00:00:00) [common]
   46 13:53:31.528010  start: 1.2 download-retry (timeout 00:10:00) [common]
   47 13:53:31.528096  start: 1.2.1 http-download (timeout 00:10:00) [common]
   48 13:53:31.528203  downloading http://storage.kernelci.org/cip/linux-5.10.y-cip/v5.10.129-cip12-36-g21d9d56f4de5a/x86_64/x86_64_defconfig+x86-chromebook+kselftest/gcc-10/kernel/bzImage
   49 13:53:31.528271  saving as /var/lib/lava/dispatcher/tmp/6894846/tftp-deploy-tg42mrrv/kernel/bzImage
   50 13:53:31.528334  total size: 13097920 (12MB)
   51 13:53:31.528396  No compression specified
   52 13:53:34.031191  progress   0% (0MB)
   53 13:53:34.049658  progress   5% (0MB)
   54 13:53:34.066078  progress  10% (1MB)
   55 13:53:34.074498  progress  15% (1MB)
   56 13:53:34.080908  progress  20% (2MB)
   57 13:53:34.086151  progress  25% (3MB)
   58 13:53:34.090733  progress  30% (3MB)
   59 13:53:34.094818  progress  35% (4MB)
   60 13:53:34.098584  progress  40% (5MB)
   61 13:53:34.102101  progress  45% (5MB)
   62 13:53:34.105399  progress  50% (6MB)
   63 13:53:34.108558  progress  55% (6MB)
   64 13:53:34.111681  progress  60% (7MB)
   65 13:53:34.114795  progress  65% (8MB)
   66 13:53:34.117875  progress  70% (8MB)
   67 13:53:34.120944  progress  75% (9MB)
   68 13:53:34.124067  progress  80% (10MB)
   69 13:53:34.127191  progress  85% (10MB)
   70 13:53:34.130240  progress  90% (11MB)
   71 13:53:34.133338  progress  95% (11MB)
   72 13:53:34.136455  progress 100% (12MB)
   73 13:53:34.136704  12MB downloaded in 2.61s (4.79MB/s)
   74 13:53:34.136853  end: 1.2.1 http-download (duration 00:00:03) [common]
   76 13:53:34.137088  end: 1.2 download-retry (duration 00:00:03) [common]
   77 13:53:34.137175  start: 1.3 download-retry (timeout 00:09:57) [common]
   78 13:53:34.137260  start: 1.3.1 http-download (timeout 00:09:57) [common]
   79 13:53:34.137367  downloading http://storage.kernelci.org/images/rootfs/debian/bullseye-kselftest/20220718.0/amd64/full.rootfs.tar.xz
   80 13:53:34.137433  saving as /var/lib/lava/dispatcher/tmp/6894846/tftp-deploy-tg42mrrv/nfsrootfs/full.rootfs.tar
   81 13:53:34.137492  total size: 207105224 (197MB)
   82 13:53:34.137553  Using unxz to decompress xz
   83 13:53:34.140839  progress   0% (0MB)
   84 13:53:34.691288  progress   5% (9MB)
   85 13:53:35.221368  progress  10% (19MB)
   86 13:53:35.810133  progress  15% (29MB)
   87 13:53:36.171581  progress  20% (39MB)
   88 13:53:36.536831  progress  25% (49MB)
   89 13:53:37.135685  progress  30% (59MB)
   90 13:53:37.691879  progress  35% (69MB)
   91 13:53:38.295623  progress  40% (79MB)
   92 13:53:38.878600  progress  45% (88MB)
   93 13:53:39.467050  progress  50% (98MB)
   94 13:53:40.108336  progress  55% (108MB)
   95 13:53:40.795197  progress  60% (118MB)
   96 13:53:40.952073  progress  65% (128MB)
   97 13:53:41.102282  progress  70% (138MB)
   98 13:53:41.201058  progress  75% (148MB)
   99 13:53:41.274629  progress  80% (158MB)
  100 13:53:41.346202  progress  85% (167MB)
  101 13:53:41.451905  progress  90% (177MB)
  102 13:53:41.735812  progress  95% (187MB)
  103 13:53:42.357465  progress 100% (197MB)
  104 13:53:42.363394  197MB downloaded in 8.23s (24.01MB/s)
  105 13:53:42.363657  end: 1.3.1 http-download (duration 00:00:08) [common]
  107 13:53:42.363946  end: 1.3 download-retry (duration 00:00:08) [common]
  108 13:53:42.364041  start: 1.4 download-retry (timeout 00:09:49) [common]
  109 13:53:42.364133  start: 1.4.1 http-download (timeout 00:09:49) [common]
  110 13:53:42.364257  downloading http://storage.kernelci.org/cip/linux-5.10.y-cip/v5.10.129-cip12-36-g21d9d56f4de5a/x86_64/x86_64_defconfig+x86-chromebook+kselftest/gcc-10/modules.tar.xz
  111 13:53:42.364333  saving as /var/lib/lava/dispatcher/tmp/6894846/tftp-deploy-tg42mrrv/modules/modules.tar
  112 13:53:42.364410  total size: 2073644 (1MB)
  113 13:53:42.364475  Using unxz to decompress xz
  114 13:53:42.653072  progress   1% (0MB)
  115 13:53:42.655075  progress   6% (0MB)
  116 13:53:42.660873  progress  11% (0MB)
  117 13:53:42.668175  progress  17% (0MB)
  118 13:53:42.674630  progress  22% (0MB)
  119 13:53:42.684036  progress  28% (0MB)
  120 13:53:42.692169  progress  33% (0MB)
  121 13:53:42.699780  progress  39% (0MB)
  122 13:53:42.705008  progress  44% (0MB)
  123 13:53:42.711581  progress  50% (1MB)
  124 13:53:42.717607  progress  55% (1MB)
  125 13:53:42.725519  progress  60% (1MB)
  126 13:53:42.733276  progress  66% (1MB)
  127 13:53:42.741024  progress  71% (1MB)
  128 13:53:42.748599  progress  77% (1MB)
  129 13:53:42.754249  progress  82% (1MB)
  130 13:53:42.761520  progress  88% (1MB)
  131 13:53:42.767679  progress  93% (1MB)
  132 13:53:42.775185  progress  99% (1MB)
  133 13:53:42.782286  1MB downloaded in 0.42s (4.73MB/s)
  134 13:53:42.782533  end: 1.4.1 http-download (duration 00:00:00) [common]
  136 13:53:42.782806  end: 1.4 download-retry (duration 00:00:00) [common]
  137 13:53:42.782903  start: 1.5 prepare-tftp-overlay (timeout 00:09:49) [common]
  138 13:53:42.783012  start: 1.5.1 extract-nfsrootfs (timeout 00:09:49) [common]
  139 13:53:44.761893  Extracted nfsroot to /var/lib/lava/dispatcher/tmp/6894846/extract-nfsrootfs-_e_8tjyy
  140 13:53:44.762089  end: 1.5.1 extract-nfsrootfs (duration 00:00:02) [common]
  141 13:53:44.762199  start: 1.5.2 lava-overlay (timeout 00:09:47) [common]
  142 13:53:44.762340  [common] Preparing overlay tarball in /var/lib/lava/dispatcher/tmp/6894846/lava-overlay-c399d14c
  143 13:53:44.762443  makedir: /var/lib/lava/dispatcher/tmp/6894846/lava-overlay-c399d14c/lava-6894846/bin
  144 13:53:44.762531  makedir: /var/lib/lava/dispatcher/tmp/6894846/lava-overlay-c399d14c/lava-6894846/tests
  145 13:53:44.762615  makedir: /var/lib/lava/dispatcher/tmp/6894846/lava-overlay-c399d14c/lava-6894846/results
  146 13:53:44.762713  Creating /var/lib/lava/dispatcher/tmp/6894846/lava-overlay-c399d14c/lava-6894846/bin/lava-add-keys
  147 13:53:44.762844  Creating /var/lib/lava/dispatcher/tmp/6894846/lava-overlay-c399d14c/lava-6894846/bin/lava-add-sources
  148 13:53:44.762962  Creating /var/lib/lava/dispatcher/tmp/6894846/lava-overlay-c399d14c/lava-6894846/bin/lava-background-process-start
  149 13:53:44.763297  Creating /var/lib/lava/dispatcher/tmp/6894846/lava-overlay-c399d14c/lava-6894846/bin/lava-background-process-stop
  150 13:53:44.763415  Creating /var/lib/lava/dispatcher/tmp/6894846/lava-overlay-c399d14c/lava-6894846/bin/lava-common-functions
  151 13:53:44.763527  Creating /var/lib/lava/dispatcher/tmp/6894846/lava-overlay-c399d14c/lava-6894846/bin/lava-echo-ipv4
  152 13:53:44.763640  Creating /var/lib/lava/dispatcher/tmp/6894846/lava-overlay-c399d14c/lava-6894846/bin/lava-install-packages
  153 13:53:44.763752  Creating /var/lib/lava/dispatcher/tmp/6894846/lava-overlay-c399d14c/lava-6894846/bin/lava-installed-packages
  154 13:53:44.763864  Creating /var/lib/lava/dispatcher/tmp/6894846/lava-overlay-c399d14c/lava-6894846/bin/lava-os-build
  155 13:53:44.763976  Creating /var/lib/lava/dispatcher/tmp/6894846/lava-overlay-c399d14c/lava-6894846/bin/lava-probe-channel
  156 13:53:44.764088  Creating /var/lib/lava/dispatcher/tmp/6894846/lava-overlay-c399d14c/lava-6894846/bin/lava-probe-ip
  157 13:53:44.764199  Creating /var/lib/lava/dispatcher/tmp/6894846/lava-overlay-c399d14c/lava-6894846/bin/lava-target-ip
  158 13:53:44.764310  Creating /var/lib/lava/dispatcher/tmp/6894846/lava-overlay-c399d14c/lava-6894846/bin/lava-target-mac
  159 13:53:44.764419  Creating /var/lib/lava/dispatcher/tmp/6894846/lava-overlay-c399d14c/lava-6894846/bin/lava-target-storage
  160 13:53:44.764532  Creating /var/lib/lava/dispatcher/tmp/6894846/lava-overlay-c399d14c/lava-6894846/bin/lava-test-case
  161 13:53:44.764648  Creating /var/lib/lava/dispatcher/tmp/6894846/lava-overlay-c399d14c/lava-6894846/bin/lava-test-event
  162 13:53:44.764759  Creating /var/lib/lava/dispatcher/tmp/6894846/lava-overlay-c399d14c/lava-6894846/bin/lava-test-feedback
  163 13:53:44.764869  Creating /var/lib/lava/dispatcher/tmp/6894846/lava-overlay-c399d14c/lava-6894846/bin/lava-test-raise
  164 13:53:44.764987  Creating /var/lib/lava/dispatcher/tmp/6894846/lava-overlay-c399d14c/lava-6894846/bin/lava-test-reference
  165 13:53:44.765099  Creating /var/lib/lava/dispatcher/tmp/6894846/lava-overlay-c399d14c/lava-6894846/bin/lava-test-runner
  166 13:53:44.765210  Creating /var/lib/lava/dispatcher/tmp/6894846/lava-overlay-c399d14c/lava-6894846/bin/lava-test-set
  167 13:53:44.765321  Creating /var/lib/lava/dispatcher/tmp/6894846/lava-overlay-c399d14c/lava-6894846/bin/lava-test-shell
  168 13:53:44.765433  Updating /var/lib/lava/dispatcher/tmp/6894846/lava-overlay-c399d14c/lava-6894846/bin/lava-add-keys (debian)
  169 13:53:44.765548  Updating /var/lib/lava/dispatcher/tmp/6894846/lava-overlay-c399d14c/lava-6894846/bin/lava-add-sources (debian)
  170 13:53:44.765663  Updating /var/lib/lava/dispatcher/tmp/6894846/lava-overlay-c399d14c/lava-6894846/bin/lava-install-packages (debian)
  171 13:53:44.765776  Updating /var/lib/lava/dispatcher/tmp/6894846/lava-overlay-c399d14c/lava-6894846/bin/lava-installed-packages (debian)
  172 13:53:44.765888  Updating /var/lib/lava/dispatcher/tmp/6894846/lava-overlay-c399d14c/lava-6894846/bin/lava-os-build (debian)
  173 13:53:44.765987  Creating /var/lib/lava/dispatcher/tmp/6894846/lava-overlay-c399d14c/lava-6894846/environment
  174 13:53:44.766075  LAVA metadata
  175 13:53:44.766142  - LAVA_JOB_ID=6894846
  176 13:53:44.766207  - LAVA_DISPATCHER_IP=192.168.201.1
  177 13:53:44.766305  start: 1.5.2.1 lava-vland-overlay (timeout 00:09:47) [common]
  178 13:53:44.766372  skipped lava-vland-overlay
  179 13:53:44.766450  end: 1.5.2.1 lava-vland-overlay (duration 00:00:00) [common]
  180 13:53:44.766533  start: 1.5.2.2 lava-multinode-overlay (timeout 00:09:47) [common]
  181 13:53:44.766597  skipped lava-multinode-overlay
  182 13:53:44.766673  end: 1.5.2.2 lava-multinode-overlay (duration 00:00:00) [common]
  183 13:53:44.766756  start: 1.5.2.3 test-definition (timeout 00:09:47) [common]
  184 13:53:44.766829  Loading test definitions
  185 13:53:44.766923  start: 1.5.2.3.1 inline-repo-action (timeout 00:09:47) [common]
  186 13:53:44.767003  Using /lava-6894846 at stage 0
  187 13:53:44.767281  uuid=6894846_1.5.2.3.1 testdef=None
  188 13:53:44.767374  end: 1.5.2.3.1 inline-repo-action (duration 00:00:00) [common]
  189 13:53:44.767462  start: 1.5.2.3.2 test-overlay (timeout 00:09:47) [common]
  190 13:53:44.767884  end: 1.5.2.3.2 test-overlay (duration 00:00:00) [common]
  192 13:53:44.768118  start: 1.5.2.3.3 test-install-overlay (timeout 00:09:47) [common]
  193 13:53:44.768606  end: 1.5.2.3.3 test-install-overlay (duration 00:00:00) [common]
  195 13:53:44.768849  start: 1.5.2.3.4 test-runscript-overlay (timeout 00:09:47) [common]
  196 13:53:44.769314  runner path: /var/lib/lava/dispatcher/tmp/6894846/lava-overlay-c399d14c/lava-6894846/0/tests/0_timesync-off test_uuid 6894846_1.5.2.3.1
  197 13:53:44.769465  end: 1.5.2.3.4 test-runscript-overlay (duration 00:00:00) [common]
  199 13:53:44.769705  start: 1.5.2.3.5 git-repo-action (timeout 00:09:47) [common]
  200 13:53:44.769782  Using /lava-6894846 at stage 0
  201 13:53:44.769881  Fetching tests from https://github.com/kernelci/test-definitions.git
  202 13:53:44.769964  Running '/usr/bin/git clone https://github.com/kernelci/test-definitions.git /var/lib/lava/dispatcher/tmp/6894846/lava-overlay-c399d14c/lava-6894846/0/tests/1_kselftest-lkdtm'
  203 13:53:48.204954  Running '/usr/bin/git checkout kernelci.org
  204 13:53:48.336888  Tests stored (tmp) in /var/lib/lava/dispatcher/tmp/6894846/lava-overlay-c399d14c/lava-6894846/0/tests/1_kselftest-lkdtm/automated/linux/kselftest/kselftest.yaml
  205 13:53:48.337545  uuid=6894846_1.5.2.3.5 testdef=None
  206 13:53:48.337715  end: 1.5.2.3.5 git-repo-action (duration 00:00:04) [common]
  208 13:53:48.337966  start: 1.5.2.3.6 test-overlay (timeout 00:09:43) [common]
  209 13:53:48.338650  end: 1.5.2.3.6 test-overlay (duration 00:00:00) [common]
  211 13:53:48.338891  start: 1.5.2.3.7 test-install-overlay (timeout 00:09:43) [common]
  212 13:53:48.339905  end: 1.5.2.3.7 test-install-overlay (duration 00:00:00) [common]
  214 13:53:48.340166  start: 1.5.2.3.8 test-runscript-overlay (timeout 00:09:43) [common]
  215 13:53:48.341044  runner path: /var/lib/lava/dispatcher/tmp/6894846/lava-overlay-c399d14c/lava-6894846/0/tests/1_kselftest-lkdtm test_uuid 6894846_1.5.2.3.5
  216 13:53:48.341136  BOARD='asus-C433TA-AJ0005-rammus'
  217 13:53:48.341204  BRANCH='cip'
  218 13:53:48.341268  SKIPFILE='skipfile-lkft.yaml'
  219 13:53:48.341328  TESTPROG_URL='http://storage.kernelci.org/cip/linux-5.10.y-cip/v5.10.129-cip12-36-g21d9d56f4de5a/x86_64/x86_64_defconfig+x86-chromebook+kselftest/gcc-10/kselftest.tar.xz'
  220 13:53:48.341392  TST_CASENAME=''
  221 13:53:48.341451  TST_CMDFILES='lkdtm'
  222 13:53:48.341583  end: 1.5.2.3.8 test-runscript-overlay (duration 00:00:00) [common]
  224 13:53:48.341921  Creating lava-test-runner.conf files
  225 13:53:48.341996  Using lava-test-runner path: /var/lib/lava/dispatcher/tmp/6894846/lava-overlay-c399d14c/lava-6894846/0 for stage 0
  226 13:53:48.342114  - 0_timesync-off
  227 13:53:48.342216  - 1_kselftest-lkdtm
  228 13:53:48.342312  end: 1.5.2.3 test-definition (duration 00:00:04) [common]
  229 13:53:48.342400  start: 1.5.2.4 compress-overlay (timeout 00:09:43) [common]
  230 13:53:55.494262  end: 1.5.2.4 compress-overlay (duration 00:00:07) [common]
  231 13:53:55.494425  start: 1.5.2.5 persistent-nfs-overlay (timeout 00:09:36) [common]
  232 13:53:55.494531  end: 1.5.2.5 persistent-nfs-overlay (duration 00:00:00) [common]
  233 13:53:55.494640  end: 1.5.2 lava-overlay (duration 00:00:11) [common]
  234 13:53:55.494737  start: 1.5.3 extract-overlay-ramdisk (timeout 00:09:36) [common]
  235 13:53:55.596881  end: 1.5.3 extract-overlay-ramdisk (duration 00:00:00) [common]
  236 13:53:55.597225  start: 1.5.4 extract-modules (timeout 00:09:36) [common]
  237 13:53:55.597347  extracting modules file /var/lib/lava/dispatcher/tmp/6894846/tftp-deploy-tg42mrrv/modules/modules.tar to /var/lib/lava/dispatcher/tmp/6894846/extract-nfsrootfs-_e_8tjyy
  238 13:53:55.620815  extracting modules file /var/lib/lava/dispatcher/tmp/6894846/tftp-deploy-tg42mrrv/modules/modules.tar to /var/lib/lava/dispatcher/tmp/6894846/extract-overlay-ramdisk-7rsntxz2/ramdisk
  239 13:53:55.643496  end: 1.5.4 extract-modules (duration 00:00:00) [common]
  240 13:53:55.643666  start: 1.5.5 apply-overlay-tftp (timeout 00:09:36) [common]
  241 13:53:55.643768  [common] Applying overlay to NFS
  242 13:53:55.643848  [common] Applying overlay /var/lib/lava/dispatcher/tmp/6894846/compress-overlay-zs2gra7s/overlay-1.5.2.4.tar.gz to directory /var/lib/lava/dispatcher/tmp/6894846/extract-nfsrootfs-_e_8tjyy
  243 13:53:56.084192  end: 1.5.5 apply-overlay-tftp (duration 00:00:00) [common]
  244 13:53:56.084364  start: 1.5.6 configure-preseed-file (timeout 00:09:35) [common]
  245 13:53:56.084465  end: 1.5.6 configure-preseed-file (duration 00:00:00) [common]
  246 13:53:56.084557  start: 1.5.7 compress-ramdisk (timeout 00:09:35) [common]
  247 13:53:56.084638  Building ramdisk /var/lib/lava/dispatcher/tmp/6894846/extract-overlay-ramdisk-7rsntxz2/ramdisk.cpio containing /var/lib/lava/dispatcher/tmp/6894846/extract-overlay-ramdisk-7rsntxz2/ramdisk
  248 13:53:56.149884  >> 51804 blocks

  249 13:53:56.973357  rename /var/lib/lava/dispatcher/tmp/6894846/extract-overlay-ramdisk-7rsntxz2/ramdisk.cpio.gz to /var/lib/lava/dispatcher/tmp/6894846/tftp-deploy-tg42mrrv/ramdisk/ramdisk.cpio.gz
  250 13:53:56.973746  end: 1.5.7 compress-ramdisk (duration 00:00:01) [common]
  251 13:53:56.973866  start: 1.5.8 prepare-kernel (timeout 00:09:35) [common]
  252 13:53:56.973970  start: 1.5.8.1 prepare-fit (timeout 00:09:35) [common]
  253 13:53:56.974070  No mkimage arch provided, not using FIT.
  254 13:53:56.974164  end: 1.5.8.1 prepare-fit (duration 00:00:00) [common]
  255 13:53:56.974250  end: 1.5.8 prepare-kernel (duration 00:00:00) [common]
  256 13:53:56.974356  end: 1.5 prepare-tftp-overlay (duration 00:00:14) [common]
  257 13:53:56.974445  start: 1.6 lxc-create-udev-rule-action (timeout 00:09:35) [common]
  258 13:53:56.974525  No LXC device requested
  259 13:53:56.974608  end: 1.6 lxc-create-udev-rule-action (duration 00:00:00) [common]
  260 13:53:56.974697  start: 1.7 deploy-device-env (timeout 00:09:35) [common]
  261 13:53:56.974780  end: 1.7 deploy-device-env (duration 00:00:00) [common]
  262 13:53:56.974850  Checking files for TFTP limit of 4294967296 bytes.
  263 13:53:56.975238  end: 1 tftp-deploy (duration 00:00:25) [common]
  264 13:53:56.975346  start: 2 depthcharge-action (timeout 00:05:00) [common]
  265 13:53:56.975440  start: 2.1 depthcharge-overlay (timeout 00:05:00) [common]
  266 13:53:56.975572  substitutions:
  267 13:53:56.975642  - {DTB}: None
  268 13:53:56.975710  - {INITRD}: 6894846/tftp-deploy-tg42mrrv/ramdisk/ramdisk.cpio.gz
  269 13:53:56.975773  - {KERNEL}: 6894846/tftp-deploy-tg42mrrv/kernel/bzImage
  270 13:53:56.975834  - {LAVA_MAC}: None
  271 13:53:56.975893  - {NFSROOTFS}: /var/lib/lava/dispatcher/tmp/6894846/extract-nfsrootfs-_e_8tjyy
  272 13:53:56.975953  - {NFS_SERVER_IP}: 192.168.201.1
  273 13:53:56.976012  - {PRESEED_CONFIG}: None
  274 13:53:56.976072  - {PRESEED_LOCAL}: None
  275 13:53:56.976130  - {RAMDISK}: 6894846/tftp-deploy-tg42mrrv/ramdisk/ramdisk.cpio.gz
  276 13:53:56.976188  - {ROOT_PART}: None
  277 13:53:56.976245  - {ROOT}: None
  278 13:53:56.976302  - {SERVER_IP}: 192.168.201.1
  279 13:53:56.976359  - {TEE}: None
  280 13:53:56.976416  Parsed boot commands:
  281 13:53:56.976473  - tftpboot 192.168.201.1 {DEPTHCHARGE_KERNEL} {CMDLINE} {DEPTHCHARGE_RAMDISK}
  282 13:53:56.976626  Parsed boot commands: tftpboot 192.168.201.1 6894846/tftp-deploy-tg42mrrv/kernel/bzImage 6894846/tftp-deploy-tg42mrrv/kernel/cmdline 6894846/tftp-deploy-tg42mrrv/ramdisk/ramdisk.cpio.gz
  283 13:53:56.976721  end: 2.1 depthcharge-overlay (duration 00:00:00) [common]
  284 13:53:56.976810  start: 2.2 depthcharge-retry (timeout 00:05:00) [common]
  285 13:53:56.976905  start: 2.2.1 reset-connection (timeout 00:05:00) [common]
  286 13:53:56.976999  start: 2.2.1.1 disconnect-device (timeout 00:05:00) [common]
  287 13:53:56.977073  Not connected, no need to disconnect.
  288 13:53:56.977151  end: 2.2.1.1 disconnect-device (duration 00:00:00) [common]
  289 13:53:56.977238  start: 2.2.1.2 connect-device (timeout 00:05:00) [common]
  290 13:53:56.977307  [common] connect-device Connecting to device using '/usr/bin/console -k -f -M localhost asus-C433TA-AJ0005-rammus-cbg-2'
  291 13:53:56.980026  Setting prompt string to ['lava-test: # ']
  292 13:53:56.980315  end: 2.2.1.2 connect-device (duration 00:00:00) [common]
  293 13:53:56.980417  end: 2.2.1 reset-connection (duration 00:00:00) [common]
  294 13:53:56.980518  start: 2.2.2 reset-device (timeout 00:05:00) [common]
  295 13:53:56.980610  start: 2.2.2.1 pdu-reboot (timeout 00:05:00) [common]
  296 13:53:56.980798  Calling: 'nice' 'pduclient' '--daemon=localhost' '--hostname=asus-C433TA-AJ0005-rammus-cbg-2' '--port=1' '--command=reboot'
  297 13:53:57.000295  >> Command sent successfully.

  298 13:53:57.002187  Returned 0 in 0 seconds
  299 13:53:57.102985  end: 2.2.2.1 pdu-reboot (duration 00:00:00) [common]
  301 13:53:57.103354  end: 2.2.2 reset-device (duration 00:00:00) [common]
  302 13:53:57.103457  start: 2.2.3 depthcharge-start (timeout 00:05:00) [common]
  303 13:53:57.103547  Setting prompt string to 'Starting depthcharge on rammus...'
  304 13:53:57.103617  Changing prompt to 'Starting depthcharge on rammus...'
  305 13:53:57.103689  depthcharge-start: Wait for prompt Starting depthcharge on rammus... (timeout 00:05:00)
  306 13:53:57.103962  [Enter `^Ec?' for help]
  307 13:54:04.254316  
  308 13:54:04.254489  
  309 13:54:04.254839  coreboot-v1.9308_26_0.0.22-6607-g034eeb8dd5 Fri Sep  4 02:38:51 UTC 2020 bootblock starting...
  310 13:54:04.254956  CPU: Intel(R) Core(TM) m3-8100Y CPU @ 1.10GHz
  311 13:54:04.255077  CPU: ID 806e9, Kabylake H0, ucode: 00000097
  312 13:54:04.255182  CPU: AES supported, TXT NOT supported, VT supported
  313 13:54:04.255489  MCH: device id 590c (rev 02) is Kabylake-Y
  314 13:54:04.255586  PCH: device id 9d4b (rev 21) is Kabylake-Y iHDCP 2.2 Premium
  315 13:54:04.255679  IGD: device id 591c (rev 02) is Amberlake ULX GT2
  316 13:54:04.255779  VBOOT: Loading verstage.
  317 13:54:04.258415  CBFS: 'Master Header Locator' located CBFS at [d00000:ffffc0)
  318 13:54:04.261665  CBFS: Locating 'fallback/verstage'
  319 13:54:04.265004  CBFS: Found @ offset 1a0a80 size f47c
  320 13:54:04.278520  
  321 13:54:04.278609  
  322 13:54:04.284811  coreboot-v1.9308_26_0.0.22-6607-g034eeb8dd5 Fri Sep  4 02:38:51 UTC 2020 verstage starting...
  323 13:54:04.300958  Probing TPM: . done!
  324 13:54:04.304612  TPM ready after 0 ms
  325 13:54:04.307607  Connected to device vid:did:rid of 1ae0:0028:00
  326 13:54:04.317972  Firmware version: B2-C:0 RO_B:0.0.11/4d655eab RW_B:0.5.5/cr50_v1.9308_87_mp.479-d7921eab
  327 13:54:04.321282  Initialized TPM device CR50 revision 0
  328 13:54:04.366967  tlcl_send_startup: Startup return code is 0
  329 13:54:04.367095  TPM: setup succeeded
  330 13:54:04.380830  src/security/tpm/tss/tcg-2.0/tss.c:188 index 0x1007 return code 0
  331 13:54:04.384604  Chrome EC: UHEPI supported
  332 13:54:04.388200  Phase 1
  333 13:54:04.391180  FMAP: Found \"FLASH\" version 1.1 at c10000.
  334 13:54:04.397952  FMAP: base = ff000000 size = 1000000 #areas = 33
  335 13:54:04.401326  FMAP: area GBB found @ c11000 (978944 bytes)
  336 13:54:04.407746  VB2:vb2_check_recovery() Recovery reason from previous boot: 0x0 / 0x0
  337 13:54:04.407828  Phase 2
  338 13:54:04.411090  Phase 3
  339 13:54:04.414512  FMAP: area GBB found @ c11000 (978944 bytes)
  340 13:54:04.421006  VB2:vb2_report_dev_firmware() This is developer signed firmware
  341 13:54:04.427802  FMAP: area VBLOCK_A found @ 200000 (65536 bytes)
  342 13:54:04.430947  FMAP: area VBLOCK_A found @ 200000 (65536 bytes)
  343 13:54:04.437720  VB2:vb2_verify_keyblock() Checking key block signature...
  344 13:54:04.458170  FMAP: area VBLOCK_A found @ 200000 (65536 bytes)
  345 13:54:04.461365  FMAP: area VBLOCK_A found @ 200000 (65536 bytes)
  346 13:54:04.468570  VB2:vb2_verify_fw_preamble() Verifying preamble.
  347 13:54:04.474002  Phase 4
  348 13:54:04.477224  FMAP: area FW_MAIN_A found @ 210000 (4030400 bytes)
  349 13:54:04.483946  VB2:vb2api_init_hash() HW crypto for hash_alg 2 not supported, using SW
  350 13:54:04.743951  VB2:vb2_rsa_verify_digest() Digest check failed!
  351 13:54:04.747104  VB2:vb2_fail() Need recovery, reason: 0x1b / 0x7
  352 13:54:04.750383  Saving nvdata
  353 13:54:04.753460  Reboot requested (10020007)
  354 13:54:04.756756  board_reset() called!
  355 13:54:04.756835  full_reset() called!
  356 13:54:09.225890  
  357 13:54:09.226054  
  358 13:54:09.232564  coreboot-v1.9308_26_0.0.22-6607-g034eeb8dd5 Fri Sep  4 02:38:51 UTC 2020 bootblock starting...
  359 13:54:09.239424  CPU: Intel(R) Core(TM) m3-8100Y CPU @ 1.10GHz
  360 13:54:09.242442  CPU: ID 806e9, Kabylake H0, ucode: 00000097
  361 13:54:09.249208  CPU: AES supported, TXT NOT supported, VT supported
  362 13:54:09.252398  MCH: device id 590c (rev 02) is Kabylake-Y
  363 13:54:09.258924  PCH: device id 9d4b (rev 21) is Kabylake-Y iHDCP 2.2 Premium
  364 13:54:09.262422  IGD: device id 591c (rev 02) is Amberlake ULX GT2
  365 13:54:09.265763  VBOOT: Loading verstage.
  366 13:54:09.272525  CBFS: 'Master Header Locator' located CBFS at [d00000:ffffc0)
  367 13:54:09.275635  CBFS: Locating 'fallback/verstage'
  368 13:54:09.278970  CBFS: Found @ offset 1a0a80 size f47c
  369 13:54:09.292962  
  370 13:54:09.293048  
  371 13:54:09.299453  coreboot-v1.9308_26_0.0.22-6607-g034eeb8dd5 Fri Sep  4 02:38:51 UTC 2020 verstage starting...
  372 13:54:09.315604  Probing TPM: . done!
  373 13:54:09.318954  TPM ready after 0 ms
  374 13:54:09.322521  Connected to device vid:did:rid of 1ae0:0028:00
  375 13:54:09.332406  Firmware version: B2-C:0 RO_B:0.0.11/4d655eab RW_B:0.5.5/cr50_v1.9308_87_mp.479-d7921eab
  376 13:54:09.335800  Initialized TPM device CR50 revision 0
  377 13:54:09.381466  tlcl_send_startup: Startup return code is 0
  378 13:54:09.381573  TPM: setup succeeded
  379 13:54:09.395171  src/security/tpm/tss/tcg-2.0/tss.c:188 index 0x1007 return code 0
  380 13:54:09.399206  Chrome EC: UHEPI supported
  381 13:54:09.402597  Phase 1
  382 13:54:09.406013  FMAP: Found \"FLASH\" version 1.1 at c10000.
  383 13:54:09.412663  FMAP: base = ff000000 size = 1000000 #areas = 33
  384 13:54:09.415704  FMAP: area GBB found @ c11000 (978944 bytes)
  385 13:54:09.422639  VB2:vb2_check_recovery() Recovery reason from previous boot: 0x1b / 0x7
  386 13:54:09.429057  VB2:vb2_check_recovery() We have a recovery request: 0x1b / 0x0
  387 13:54:09.432314  Recovery requested (1009000e)
  388 13:54:09.432399  Saving nvdata
  389 13:54:09.443348  tlcl_extend: response is 0
  390 13:54:09.451799  tlcl_extend: response is 0
  391 13:54:09.458577  CBFS: 'Master Header Locator' located CBFS at [d00000:ffffc0)
  392 13:54:09.461916  CBFS: Locating 'fallback/romstage'
  393 13:54:09.465103  CBFS: Found @ offset 80 size 10ffc
  394 13:54:09.469163  
  395 13:54:09.469248  
  396 13:54:09.475668  coreboot-v1.9308_26_0.0.22-6607-g034eeb8dd5 Fri Sep  4 02:38:51 UTC 2020 romstage starting...
  397 13:54:09.482926  pm1_sts: 0100 pm1_en: 0000 pm1_cnt: 00001c00
  398 13:54:09.486223  gpe0_sts[0]: 00000000 gpe0_en[0]: 00000000
  399 13:54:09.489492  gpe0_sts[1]: 00000000 gpe0_en[1]: 00000000
  400 13:54:09.496195  gpe0_sts[2]: 00000001 gpe0_en[2]: 00000000
  401 13:54:09.499553  gpe0_sts[3]: 00000000 gpe0_en[3]: 00010000
  402 13:54:09.502936  TCO_STS:   0000 0000
  403 13:54:09.505918  GEN_PMCON: e0040200 0000523a
  404 13:54:09.509248  GBLRST_CAUSE: 00000000 00000000
  405 13:54:09.509333  prev_sleep_state 5
  406 13:54:09.512434  Boot Count incremented to 27238
  407 13:54:09.519148  CBFS: 'Master Header Locator' located CBFS at [d00000:ffffc0)
  408 13:54:09.522454  CBFS: Locating 'fspm.bin'
  409 13:54:09.525562  CBFS: Found @ offset 103fc0 size 63000
  410 13:54:09.529257  Chrome EC: UHEPI supported
  411 13:54:09.537210  FMAP: Found \"FLASH\" version 1.1 at c10000.
  412 13:54:09.540247  FMAP: base = ff000000 size = 1000000 #areas = 33
  413 13:54:09.546986  FMAP: area RECOVERY_MRC_CACHE found @ 9d0000 (65536 bytes)
  414 13:54:09.551290  Probing TPM:  done!
  415 13:54:09.557824  Connected to device vid:did:rid of 1ae0:0028:00
  416 13:54:09.567651  Firmware version: B2-C:0 RO_B:0.0.11/4d655eab RW_B:0.5.5/cr50_v1.9308_87_mp.479-d7921eab
  417 13:54:09.574639  Initialized TPM device CR50 revision 0
  418 13:54:09.583644  src/security/tpm/tss/tcg-2.0/tss.c:188 index 0x100b return code 0
  419 13:54:09.590475  MRC: Hash comparison successful. Using data from RECOVERY_MRC_CACHE
  420 13:54:09.593674  MRC cache found, size 1868
  421 13:54:09.597060  bootmode is set to :2
  422 13:54:09.597148  SPD index 1
  423 13:54:09.603514  CBFS: 'Master Header Locator' located CBFS at [d00000:ffffc0)
  424 13:54:09.606828  CBFS: Locating 'spd.bin'
  425 13:54:09.610223  CBFS: Found @ offset 1a0240 size 800
  426 13:54:09.613403  SPD: module type is LPDDR3
  427 13:54:09.616632  SPD: module part is K4E8E324EB-EGCF   
  428 13:54:09.623472  SPD: banks 8, ranks 1, rows 15, columns 10, density 8192 Mb
  429 13:54:09.626528  SPD: device width 32 bits, bus width 64 bits
  430 13:54:09.633179  SPD: module size is 2048 MB (per channel)
  431 13:54:09.745281  CBMEM:
  432 13:54:09.748510  IMD: root @ 7afff000 254 entries.
  433 13:54:09.751893  IMD: root @ 7affec00 62 entries.
  434 13:54:09.754978  External stage cache:
  435 13:54:09.758504  IMD: root @ 7b3ff000 254 entries.
  436 13:54:09.761623  IMD: root @ 7b3fec00 62 entries.
  437 13:54:09.764996  creating vboot_handoff structure
  438 13:54:09.771550  Chrome EC: clear events_b mask to 0x0000000021004000
  439 13:54:09.786345  src/security/tpm/tss/tcg-2.0/tss.c:188 index 0x100b return code 0
  440 13:54:09.801473  tlcl_write: response is 0
  441 13:54:09.810511  src/security/tpm/tss/tcg-2.0/tss.c:188 index 0x100b return code 0
  442 13:54:09.817383  MRC: TPM MRC hash updated successfully.
  443 13:54:09.817479  2 DIMMs found
  444 13:54:09.820476  top_of_ram = 0x7b000000
  445 13:54:09.827136  MTRR Range: Start=7a000000 End=7b000000 (Size 1000000)
  446 13:54:09.830497  MTRR Range: Start=7b000000 End=7b800000 (Size 800000)
  447 13:54:09.836958  MTRR Range: Start=ff000000 End=0 (Size 1000000)
  448 13:54:09.840485  CBFS: 'Master Header Locator' located CBFS at [d00000:ffffc0)
  449 13:54:09.843907  CBFS: Locating 'fallback/postcar'
  450 13:54:09.850343  CBFS: Found @ offset 197000 size 3f04
  451 13:54:09.856675  Decompressing stage fallback/postcar @ 0x7abd0fc0 (32720 bytes)
  452 13:54:09.866877  Loading module at 7abd1000 with entry 7abd1000. filesize: 0x3cd0 memsize: 0x7f90
  453 13:54:09.870039  Processing 118 relocs. Offset value of 0x78bd1000
  454 13:54:09.875760  
  455 13:54:09.875847  
  456 13:54:09.882462  coreboot-v1.9308_26_0.0.22-6607-g034eeb8dd5 Fri Sep  4 02:38:51 UTC 2020 postcar starting...
  457 13:54:09.888946  CBFS: 'Master Header Locator' located CBFS at [d00000:ffffc0)
  458 13:54:09.892122  CBFS: Locating 'fallback/ramstage'
  459 13:54:09.899051  CBFS: Found @ offset e8d80 size 1a462
  460 13:54:09.902318  Decompressing stage fallback/ramstage @ 0x7ab05fc0 (826808 bytes)
  461 13:54:09.941482  Loading module at 7ab06000 with entry 7ab06000. filesize: 0x38d90 memsize: 0xc9d78
  462 13:54:09.944644  Processing 3657 relocs. Offset value of 0x79d06000
  463 13:54:09.948065  
  464 13:54:09.948150  
  465 13:54:09.954818  coreboot-v1.9308_26_0.0.22-6607-g034eeb8dd5 Fri Sep  4 02:38:51 UTC 2020 ramstage starting...
  466 13:54:09.961692  FMAP: Found \"FLASH\" version 1.1 at c10000.
  467 13:54:09.964690  FMAP: base = ff000000 size = 1000000 #areas = 33
  468 13:54:09.971175  FMAP: area RO_VPD found @ c00000 (16384 bytes)
  469 13:54:09.974515  WARNING: RO_VPD is uninitialized or empty.
  470 13:54:09.977855  FMAP: area RW_VPD found @ 9f8000 (8192 bytes)
  471 13:54:09.984411  WARNING: RW_VPD is uninitialized or empty.
  472 13:54:09.984496  Normal boot.
  473 13:54:09.991046  BS: BS_PRE_DEVICE times (us): entry 0 run 30 exit 0
  474 13:54:09.997893  CBFS: 'Master Header Locator' located CBFS at [d00000:ffffc0)
  475 13:54:10.001076  CBFS: Locating 'cpu_microcode_blob.bin'
  476 13:54:10.004028  CBFS: Found @ offset 11100 size d7c00
  477 13:54:10.007418  microcode: sig=0x806e9 pf=0x10 revision=0x97
  478 13:54:10.010816  Skip microcode update
  479 13:54:10.017396  CBFS: 'Master Header Locator' located CBFS at [d00000:ffffc0)
  480 13:54:10.020984  CBFS: Locating 'fsps.bin'
  481 13:54:10.023971  CBFS: Found @ offset 167fc0 size 2f000
  482 13:54:10.049246  Detected 2 core, 4 thread CPU.
  483 13:54:10.052196  Setting up SMI for CPU
  484 13:54:10.055815  IED base = 0x7b400000
  485 13:54:10.055902  IED size = 0x00400000
  486 13:54:10.058962  Will perform SMM setup.
  487 13:54:10.065463  CPU: Intel(R) Core(TM) m3-8100Y CPU @ 1.10GHz.
  488 13:54:10.072075  Loading module at 00030000 with entry 00030000. filesize: 0x170 memsize: 0x170
  489 13:54:10.075466  Processing 16 relocs. Offset value of 0x00030000
  490 13:54:10.079519  Attempting to start 3 APs
  491 13:54:10.082879  Waiting for 10ms after sending INIT.
  492 13:54:10.098937  Waiting for 1st SIPI to complete...AP: slot 1 apic_id 1.
  493 13:54:10.099067  done.
  494 13:54:10.102330  AP: slot 2 apic_id 3.
  495 13:54:10.105715  AP: slot 3 apic_id 2.
  496 13:54:10.109109  Waiting for 2nd SIPI to complete...done.
  497 13:54:10.115554  Loading module at 00038000 with entry 00038000. filesize: 0x1a8 memsize: 0x1a8
  498 13:54:10.122380  Processing 13 relocs. Offset value of 0x00038000
  499 13:54:10.128715  SMM Module: stub loaded at 00038000. Will call 7ab21603(00000000)
  500 13:54:10.132108  Installing SMM handler to 0x7b000000
  501 13:54:10.138845  Loading module at 7b010000 with entry 7b010a19. filesize: 0x3b08 memsize: 0x8bc0
  502 13:54:10.145237  Processing 243 relocs. Offset value of 0x7b010000
  503 13:54:10.151888  Loading module at 7b008000 with entry 7b008000. filesize: 0x1a8 memsize: 0x1a8
  504 13:54:10.158686  Processing 13 relocs. Offset value of 0x7b008000
  505 13:54:10.161957  SMM Module: placing jmp sequence at 7b007c00 rel16 0x03fd
  506 13:54:10.168565  SMM Module: placing jmp sequence at 7b007800 rel16 0x07fd
  507 13:54:10.175196  SMM Module: placing jmp sequence at 7b007400 rel16 0x0bfd
  508 13:54:10.181919  SMM Module: stub loaded at 7b008000. Will call 7b010a19(00000000)
  509 13:54:10.185085  Clearing SMI status registers
  510 13:54:10.185171  SMI_STS: PM1 
  511 13:54:10.188286  PM1_STS: PWRBTN 
  512 13:54:10.191841  TCO_STS: BOOT SECOND_TO 
  513 13:54:10.191927  New SMBASE 0x7b000000
  514 13:54:10.195109  In relocation handler: CPU 0
  515 13:54:10.198227  New SMBASE=0x7b000000 IEDBASE=0x7b400000
  516 13:54:10.205104  Writing SMRR. base = 0x7b000006, mask=0xff800800
  517 13:54:10.208210  Relocation complete.
  518 13:54:10.208301  New SMBASE 0x7afffc00
  519 13:54:10.211638  In relocation handler: CPU 1
  520 13:54:10.214748  New SMBASE=0x7afffc00 IEDBASE=0x7b400000
  521 13:54:10.221453  Writing SMRR. base = 0x7b000006, mask=0xff800800
  522 13:54:10.224906  Relocation complete.
  523 13:54:10.224991  New SMBASE 0x7afff800
  524 13:54:10.228082  In relocation handler: CPU 2
  525 13:54:10.231370  New SMBASE=0x7afff800 IEDBASE=0x7b400000
  526 13:54:10.237913  Writing SMRR. base = 0x7b000006, mask=0xff800800
  527 13:54:10.238000  Relocation complete.
  528 13:54:10.241235  New SMBASE 0x7afff400
  529 13:54:10.244634  In relocation handler: CPU 3
  530 13:54:10.247946  New SMBASE=0x7afff400 IEDBASE=0x7b400000
  531 13:54:10.254535  Writing SMRR. base = 0x7b000006, mask=0xff800800
  532 13:54:10.254613  Relocation complete.
  533 13:54:10.258033  Initializing CPU #0
  534 13:54:10.261146  CPU: vendor Intel device 806e9
  535 13:54:10.264335  CPU: family 06, model 8e, stepping 09
  536 13:54:10.271196  Setting up local APIC... apic_id: 0x00 done.
  537 13:54:10.271274  Turbo is available but hidden
  538 13:54:10.274389  Turbo has been enabled
  539 13:54:10.277665  SGX : param.enable = 0
  540 13:54:10.281107  Skip microcode update
  541 13:54:10.281190  CPU #0 initialized
  542 13:54:10.284218  Initializing CPU #1
  543 13:54:10.284301  Initializing CPU #2
  544 13:54:10.287740  Initializing CPU #3
  545 13:54:10.291029  CPU: vendor Intel device 806e9
  546 13:54:10.294385  CPU: family 06, model 8e, stepping 09
  547 13:54:10.297602  CPU: vendor Intel device 806e9
  548 13:54:10.301114  CPU: family 06, model 8e, stepping 09
  549 13:54:10.307713  Setting up local APIC...CPU: vendor Intel device 806e9
  550 13:54:10.310888  CPU: family 06, model 8e, stepping 09
  551 13:54:10.314260   apic_id: 0x03 done.
  552 13:54:10.320872  Setting up local APIC...Setting up local APIC...Skip microcode update
  553 13:54:10.320960   apic_id: 0x02 done.
  554 13:54:10.324136  CPU #2 initialized
  555 13:54:10.327363  Skip microcode update
  556 13:54:10.327437   apic_id: 0x01 done.
  557 13:54:10.330617  CPU #3 initialized
  558 13:54:10.334008  Skip microcode update
  559 13:54:10.334086  CPU #1 initialized
  560 13:54:10.337239  bsp_do_flight_plan done after 226 msecs.
  561 13:54:10.340713  CPU: frequency set to 3400 MHz
  562 13:54:10.344089  Enabling SMIs.
  563 13:54:10.344165  Locking SMM.
  564 13:54:10.347135  VMX : param.enable = 1
  565 13:54:10.350498  VMX status: enabled, unlocked
  566 13:54:10.353761  SGX: pre-conditions not met
  567 13:54:10.357184  VMX status: enabled, unlocked
  568 13:54:10.357257  SGX: pre-conditions not met
  569 13:54:10.360418  VMX status: enabled, unlocked
  570 13:54:10.363829  VMX status: enabled, unlocked
  571 13:54:10.367154  SGX: pre-conditions not met
  572 13:54:10.370597  SGX: pre-conditions not met
  573 13:54:10.377024  CBFS: 'Master Header Locator' located CBFS at [d00000:ffffc0)
  574 13:54:10.380419  CBFS: Locating 'vbt.bin'
  575 13:54:10.383409  CBFS: Found @ offset 103a00 size 48e
  576 13:54:10.386967  Found a VBT of 4608 bytes after decompression
  577 13:54:10.391615  psys_pmax = 360
  578 13:54:10.394584  FMAP: area GBB found @ c11000 (978944 bytes)
  579 13:54:10.508370  ITSS IRQ Polarities Before:
  580 13:54:10.511514  IPC0: 0x00ff4000
  581 13:54:10.511599  IPC1: 0x00000007
  582 13:54:10.514990  IPC2: 0x00000000
  583 13:54:10.515073  IPC3: 0x00000000
  584 13:54:10.518013  ITSS IRQ Polarities After:
  585 13:54:10.521264  IPC0: 0x00ff4000
  586 13:54:10.521345  IPC1: 0x00000007
  587 13:54:10.524666  IPC2: 0x00000000
  588 13:54:10.524744  IPC3: 0x00000000
  589 13:54:10.531310  Override DT after FSP-S, PCH is KBL/SKL PCH-LP SKU
  590 13:54:10.538086  BS: BS_DEV_INIT_CHIPS times (us): entry 376099 run 167632 exit 0
  591 13:54:10.541108  Enumerating buses...
  592 13:54:10.544582  Show all devs... Before device enumeration.
  593 13:54:10.547833  Root Device: enabled 1
  594 13:54:10.547911  CPU_CLUSTER: 0: enabled 1
  595 13:54:10.551058  DOMAIN: 0000: enabled 1
  596 13:54:10.554482  APIC: 00: enabled 1
  597 13:54:10.557553  PCI: 00:00.0: enabled 1
  598 13:54:10.557631  PCI: 00:02.0: enabled 1
  599 13:54:10.561074  PCI: 00:14.0: enabled 1
  600 13:54:10.564424  PCI: 00:14.1: enabled 0
  601 13:54:10.564498  PCI: 00:14.2: enabled 1
  602 13:54:10.567575  PCI: 00:15.0: enabled 1
  603 13:54:10.570997  PCI: 00:15.1: enabled 1
  604 13:54:10.574301  PCI: 00:15.2: enabled 0
  605 13:54:10.574373  PCI: 00:15.3: enabled 0
  606 13:54:10.577639  PCI: 00:16.0: enabled 1
  607 13:54:10.580888  PCI: 00:16.1: enabled 0
  608 13:54:10.584173  PCI: 00:16.2: enabled 0
  609 13:54:10.584251  PCI: 00:16.3: enabled 0
  610 13:54:10.587640  PCI: 00:16.4: enabled 0
  611 13:54:10.590908  PCI: 00:17.0: enabled 0
  612 13:54:10.594146  PCI: 00:19.0: enabled 1
  613 13:54:10.594224  PCI: 00:19.1: enabled 1
  614 13:54:10.597541  PCI: 00:19.2: enabled 0
  615 13:54:10.600750  PCI: 00:1c.0: enabled 1
  616 13:54:10.604110  PCI: 00:1c.1: enabled 0
  617 13:54:10.604188  PCI: 00:1c.2: enabled 0
  618 13:54:10.607353  PCI: 00:1c.3: enabled 0
  619 13:54:10.610669  PCI: 00:1c.4: enabled 0
  620 13:54:10.610747  PCI: 00:1c.5: enabled 0
  621 13:54:10.613881  PCI: 00:1c.6: enabled 0
  622 13:54:10.617506  PCI: 00:1c.7: enabled 0
  623 13:54:10.620556  PCI: 00:1d.0: enabled 0
  624 13:54:10.620638  PCI: 00:1d.1: enabled 0
  625 13:54:10.623888  PCI: 00:1d.2: enabled 0
  626 13:54:10.627341  PCI: 00:1d.3: enabled 0
  627 13:54:10.630729  PCI: 00:1e.0: enabled 1
  628 13:54:10.630808  PCI: 00:1e.1: enabled 0
  629 13:54:10.633971  PCI: 00:1e.2: enabled 1
  630 13:54:10.637454  PCI: 00:1e.3: enabled 0
  631 13:54:10.640498  PCI: 00:1e.4: enabled 1
  632 13:54:10.640600  PCI: 00:1e.5: enabled 0
  633 13:54:10.643687  PCI: 00:1e.6: enabled 1
  634 13:54:10.647183  PCI: 00:1f.0: enabled 1
  635 13:54:10.647263  PCI: 00:1f.1: enabled 1
  636 13:54:10.650482  PCI: 00:1f.2: enabled 1
  637 13:54:10.653650  PCI: 00:1f.3: enabled 1
  638 13:54:10.656991  PCI: 00:1f.4: enabled 1
  639 13:54:10.657068  PCI: 00:1f.5: enabled 1
  640 13:54:10.660601  PCI: 00:1f.6: enabled 0
  641 13:54:10.663902  USB0 port 0: enabled 1
  642 13:54:10.666893  I2C: 00:5c: enabled 1
  643 13:54:10.666972  I2C: 00:15: enabled 1
  644 13:54:10.670365  I2C: 00:39: enabled 1
  645 13:54:10.673489  I2C: 00:3a: enabled 1
  646 13:54:10.673561  I2C: 00:1a: enabled 1
  647 13:54:10.677017  PCI: 00:00.0: enabled 1
  648 13:54:10.680223  SPI: 00: enabled 1
  649 13:54:10.680303  PNP: 0c09.0: enabled 1
  650 13:54:10.683669  USB2 port 0: enabled 1
  651 13:54:10.686804  USB2 port 1: enabled 1
  652 13:54:10.686876  USB2 port 2: enabled 1
  653 13:54:10.690051  USB2 port 4: enabled 1
  654 13:54:10.693360  USB2 port 8: enabled 1
  655 13:54:10.693436  APIC: 01: enabled 1
  656 13:54:10.696802  APIC: 03: enabled 1
  657 13:54:10.700001  APIC: 02: enabled 1
  658 13:54:10.700079  Compare with tree...
  659 13:54:10.703383  Root Device: enabled 1
  660 13:54:10.706723   CPU_CLUSTER: 0: enabled 1
  661 13:54:10.706799    APIC: 00: enabled 1
  662 13:54:10.710137    APIC: 01: enabled 1
  663 13:54:10.713347    APIC: 03: enabled 1
  664 13:54:10.716587    APIC: 02: enabled 1
  665 13:54:10.716663   DOMAIN: 0000: enabled 1
  666 13:54:10.720106    PCI: 00:00.0: enabled 1
  667 13:54:10.723127    PCI: 00:02.0: enabled 1
  668 13:54:10.726665    PCI: 00:14.0: enabled 1
  669 13:54:10.726750     USB0 port 0: enabled 1
  670 13:54:10.729805      USB2 port 0: enabled 1
  671 13:54:10.733249      USB2 port 1: enabled 1
  672 13:54:10.736472      USB2 port 2: enabled 1
  673 13:54:10.739908      USB2 port 4: enabled 1
  674 13:54:10.743123      USB2 port 8: enabled 1
  675 13:54:10.743223    PCI: 00:14.1: enabled 0
  676 13:54:10.746540    PCI: 00:14.2: enabled 1
  677 13:54:10.749846    PCI: 00:15.0: enabled 1
  678 13:54:10.752947     I2C: 00:5c: enabled 1
  679 13:54:10.756327    PCI: 00:15.1: enabled 1
  680 13:54:10.756412     I2C: 00:15: enabled 1
  681 13:54:10.759496    PCI: 00:15.2: enabled 0
  682 13:54:10.763210    PCI: 00:15.3: enabled 0
  683 13:54:10.766134    PCI: 00:16.0: enabled 1
  684 13:54:10.766219    PCI: 00:16.1: enabled 0
  685 13:54:10.769580    PCI: 00:16.2: enabled 0
  686 13:54:10.773103    PCI: 00:16.3: enabled 0
  687 13:54:10.776073    PCI: 00:16.4: enabled 0
  688 13:54:10.779557    PCI: 00:17.0: enabled 0
  689 13:54:10.779644    PCI: 00:19.0: enabled 1
  690 13:54:10.782914    PCI: 00:19.1: enabled 1
  691 13:54:10.786110     I2C: 00:39: enabled 1
  692 13:54:10.789575     I2C: 00:3a: enabled 1
  693 13:54:10.792795     I2C: 00:1a: enabled 1
  694 13:54:10.792881    PCI: 00:19.2: enabled 0
  695 13:54:10.796158    PCI: 00:1c.0: enabled 1
  696 13:54:10.799446     PCI: 00:00.0: enabled 1
  697 13:54:10.802814    PCI: 00:1c.1: enabled 0
  698 13:54:10.805922    PCI: 00:1c.2: enabled 0
  699 13:54:10.806008    PCI: 00:1c.3: enabled 0
  700 13:54:10.809166    PCI: 00:1c.4: enabled 0
  701 13:54:10.812375    PCI: 00:1c.5: enabled 0
  702 13:54:10.816058    PCI: 00:1c.6: enabled 0
  703 13:54:10.816145    PCI: 00:1c.7: enabled 0
  704 13:54:10.818961    PCI: 00:1d.0: enabled 0
  705 13:54:10.822385    PCI: 00:1d.1: enabled 0
  706 13:54:10.825927    PCI: 00:1d.2: enabled 0
  707 13:54:10.829119    PCI: 00:1d.3: enabled 0
  708 13:54:10.829205    PCI: 00:1e.0: enabled 1
  709 13:54:10.832452    PCI: 00:1e.1: enabled 0
  710 13:54:10.835821    PCI: 00:1e.2: enabled 1
  711 13:54:10.839026     SPI: 00: enabled 1
  712 13:54:10.842443    PCI: 00:1e.3: enabled 0
  713 13:54:10.842529    PCI: 00:1e.4: enabled 1
  714 13:54:10.845622    PCI: 00:1e.5: enabled 0
  715 13:54:10.848944    PCI: 00:1e.6: enabled 1
  716 13:54:10.852222    PCI: 00:1f.0: enabled 1
  717 13:54:10.852309     PNP: 0c09.0: enabled 1
  718 13:54:10.855701    PCI: 00:1f.1: enabled 1
  719 13:54:10.858965    PCI: 00:1f.2: enabled 1
  720 13:54:10.862306    PCI: 00:1f.3: enabled 1
  721 13:54:10.865371    PCI: 00:1f.4: enabled 1
  722 13:54:10.865456    PCI: 00:1f.5: enabled 1
  723 13:54:10.868953    PCI: 00:1f.6: enabled 0
  724 13:54:10.872263  Root Device scanning...
  725 13:54:10.875302  root_dev_scan_bus for Root Device
  726 13:54:10.878688  CPU_CLUSTER: 0 enabled
  727 13:54:10.878777  DOMAIN: 0000 enabled
  728 13:54:10.882148  DOMAIN: 0000 scanning...
  729 13:54:10.885148  PCI: pci_scan_bus for bus 00
  730 13:54:10.888679  PCI: 00:00.0 [8086/0000] ops
  731 13:54:10.891938  PCI: 00:00.0 [8086/590c] enabled
  732 13:54:10.895328  PCI: 00:02.0 [8086/0000] ops
  733 13:54:10.898456  PCI: 00:02.0 [8086/591c] enabled
  734 13:54:10.901721  PCI: 00:04.0 [8086/1903] enabled
  735 13:54:10.905072  PCI: 00:08.0 [8086/1911] enabled
  736 13:54:10.908286  PCI: 00:14.0 [8086/0000] bus ops
  737 13:54:10.911694  PCI: 00:14.0 [8086/9d2f] enabled
  738 13:54:10.915154  PCI: 00:14.2 [8086/9d31] enabled
  739 13:54:10.918543  PCI: 00:15.0 [8086/0000] bus ops
  740 13:54:10.921747  PCI: 00:15.0 [8086/9d60] enabled
  741 13:54:10.925172  PCI: 00:15.1 [8086/0000] bus ops
  742 13:54:10.928307  PCI: 00:15.1 [8086/9d61] enabled
  743 13:54:10.931603  PCI: 00:16.0 [8086/0000] ops
  744 13:54:10.934941  PCI: 00:16.0 [8086/9d3a] enabled
  745 13:54:10.938104  PCI: 00:19.0 [8086/0000] ops
  746 13:54:10.941473  PCI: 00:19.0 [8086/9d66] enabled
  747 13:54:10.944804  PCI: 00:19.1 [8086/0000] bus ops
  748 13:54:10.948044  PCI: 00:19.1 [8086/9d65] enabled
  749 13:54:10.951502  PCI: 00:1c.0 [8086/0000] bus ops
  750 13:54:10.954819  PCI: 00:1c.0 [8086/9d10] enabled
  751 13:54:10.958115  PCI: 00:1e.0 [8086/0000] ops
  752 13:54:10.961520  PCI: 00:1e.0 [8086/9d27] enabled
  753 13:54:10.964795  PCI: 00:1e.2 [8086/0000] bus ops
  754 13:54:10.968111  PCI: 00:1e.2 [8086/9d29] enabled
  755 13:54:10.971167  PCI: 00:1e.4 [8086/9d2b] enabled
  756 13:54:10.974669  PCI: 00:1e.6 [8086/0000] ops
  757 13:54:10.977744  PCI: 00:1e.6 [8086/9d2d] enabled
  758 13:54:10.981270  PCI: 00:1f.0 [8086/0000] bus ops
  759 13:54:10.984573  PCI: 00:1f.0 [8086/9d4b] enabled
  760 13:54:10.987610  PCI: Static device PCI: 00:1f.1 not found, disabling it.
  761 13:54:10.991099  PCI: 00:1f.2 [8086/0000] bus ops
  762 13:54:10.994473  PCI: 00:1f.2 [8086/9d21] enabled
  763 13:54:10.997799  PCI: 00:1f.3 [8086/0000] bus ops
  764 13:54:11.001086  PCI: 00:1f.3 [8086/9d71] enabled
  765 13:54:11.004231  PCI: 00:1f.4 [8086/0000] bus ops
  766 13:54:11.007583  PCI: 00:1f.4 [8086/9d23] enabled
  767 13:54:11.010953  PCI: 00:1f.5 [8086/0000] bus ops
  768 13:54:11.014434  PCI: 00:1f.5 [8086/9d24] enabled
  769 13:54:11.017722  PCI: 00:14.0 scanning...
  770 13:54:11.020748  scan_usb_bus for PCI: 00:14.0
  771 13:54:11.024136  USB0 port 0 enabled
  772 13:54:11.024221  USB0 port 0 scanning...
  773 13:54:11.027604  scan_usb_bus for USB0 port 0
  774 13:54:11.030897  USB2 port 0 enabled
  775 13:54:11.030983  USB2 port 1 enabled
  776 13:54:11.034185  USB2 port 2 enabled
  777 13:54:11.037383  USB2 port 4 enabled
  778 13:54:11.037468  USB2 port 8 enabled
  779 13:54:11.040879  USB2 port 0 scanning...
  780 13:54:11.043916  scan_usb_bus for USB2 port 0
  781 13:54:11.047275  scan_usb_bus for USB2 port 0 done
  782 13:54:11.053824  scan_bus: scanning of bus USB2 port 0 took 8973 usecs
  783 13:54:11.053910  USB2 port 1 scanning...
  784 13:54:11.057184  scan_usb_bus for USB2 port 1
  785 13:54:11.060657  scan_usb_bus for USB2 port 1 done
  786 13:54:11.066910  scan_bus: scanning of bus USB2 port 1 took 8974 usecs
  787 13:54:11.070383  USB2 port 2 scanning...
  788 13:54:11.073793  scan_usb_bus for USB2 port 2
  789 13:54:11.077019  scan_usb_bus for USB2 port 2 done
  790 13:54:11.080461  scan_bus: scanning of bus USB2 port 2 took 8973 usecs
  791 13:54:11.083857  USB2 port 4 scanning...
  792 13:54:11.086928  scan_usb_bus for USB2 port 4
  793 13:54:11.090025  scan_usb_bus for USB2 port 4 done
  794 13:54:11.096804  scan_bus: scanning of bus USB2 port 4 took 8972 usecs
  795 13:54:11.096890  USB2 port 8 scanning...
  796 13:54:11.100181  scan_usb_bus for USB2 port 8
  797 13:54:11.103229  scan_usb_bus for USB2 port 8 done
  798 13:54:11.110036  scan_bus: scanning of bus USB2 port 8 took 8964 usecs
  799 13:54:11.113315  scan_usb_bus for USB0 port 0 done
  800 13:54:11.120052  scan_bus: scanning of bus USB0 port 0 took 90950 usecs
  801 13:54:11.123350  scan_usb_bus for PCI: 00:14.0 done
  802 13:54:11.126710  scan_bus: scanning of bus PCI: 00:14.0 took 107732 usecs
  803 13:54:11.129890  PCI: 00:15.0 scanning...
  804 13:54:11.133062  scan_generic_bus for PCI: 00:15.0
  805 13:54:11.136576  bus: PCI: 00:15.0[0]->I2C: 01:5c enabled
  806 13:54:11.143264  scan_generic_bus for PCI: 00:15.0 done
  807 13:54:11.146254  scan_bus: scanning of bus PCI: 00:15.0 took 14198 usecs
  808 13:54:11.149558  PCI: 00:15.1 scanning...
  809 13:54:11.153139  scan_generic_bus for PCI: 00:15.1
  810 13:54:11.156189  bus: PCI: 00:15.1[0]->I2C: 02:15 enabled
  811 13:54:11.163068  scan_generic_bus for PCI: 00:15.1 done
  812 13:54:11.166065  scan_bus: scanning of bus PCI: 00:15.1 took 14157 usecs
  813 13:54:11.169544  PCI: 00:19.1 scanning...
  814 13:54:11.172837  scan_generic_bus for PCI: 00:19.1
  815 13:54:11.176159  bus: PCI: 00:19.1[0]->I2C: 03:39 enabled
  816 13:54:11.182894  bus: PCI: 00:19.1[0]->I2C: 03:3a enabled
  817 13:54:11.186195  bus: PCI: 00:19.1[0]->I2C: 03:1a enabled
  818 13:54:11.189525  scan_generic_bus for PCI: 00:19.1 done
  819 13:54:11.196088  scan_bus: scanning of bus PCI: 00:19.1 took 22369 usecs
  820 13:54:11.196174  PCI: 00:1c.0 scanning...
  821 13:54:11.202500  do_pci_scan_bridge for PCI: 00:1c.0
  822 13:54:11.202586  PCI: pci_scan_bus for bus 01
  823 13:54:11.206059  PCI: 01:00.0 [8086/095a] enabled
  824 13:54:11.209216  Capability: type 0x01 @ 0xc8
  825 13:54:11.212590  Capability: type 0x05 @ 0xd0
  826 13:54:11.215982  Capability: type 0x10 @ 0x40
  827 13:54:11.219356  Capability: type 0x10 @ 0x40
  828 13:54:11.222795  Enabling Common Clock Configuration
  829 13:54:11.226151  L1 Sub-State supported from root port 28
  830 13:54:11.229390  L1 Sub-State Support = 0xf
  831 13:54:11.232525  CommonModeRestoreTime = 0x28
  832 13:54:11.235958  Power On Value = 0x1e, Power On Scale = 0x0
  833 13:54:11.239049  ASPM: Enabled L1
  834 13:54:11.242412  Capability: type 0x01 @ 0xc8
  835 13:54:11.245619  Capability: type 0x05 @ 0xd0
  836 13:54:11.249023  Capability: type 0x10 @ 0x40
  837 13:54:11.252480  scan_bus: scanning of bus PCI: 00:1c.0 took 53528 usecs
  838 13:54:11.255700  PCI: 00:1e.2 scanning...
  839 13:54:11.258890  scan_generic_bus for PCI: 00:1e.2
  840 13:54:11.262320  bus: PCI: 00:1e.2[0]->SPI: 00 enabled
  841 13:54:11.268943  scan_generic_bus for PCI: 00:1e.2 done
  842 13:54:11.272402  scan_bus: scanning of bus PCI: 00:1e.2 took 13864 usecs
  843 13:54:11.275528  PCI: 00:1f.0 scanning...
  844 13:54:11.278718  scan_lpc_bus for PCI: 00:1f.0
  845 13:54:11.282218  PNP: 0c09.0 enabled
  846 13:54:11.285477  scan_lpc_bus for PCI: 00:1f.0 done
  847 13:54:11.288993  scan_bus: scanning of bus PCI: 00:1f.0 took 11326 usecs
  848 13:54:11.291915  PCI: 00:1f.2 scanning...
  849 13:54:11.295449  scan_lpc_bus for PCI: 00:1f.2
  850 13:54:11.298788  scan_lpc_bus for PCI: 00:1f.2 done
  851 13:54:11.305200  scan_bus: scanning of bus PCI: 00:1f.2 took 9267 usecs
  852 13:54:11.308428  PCI: 00:1f.3 scanning...
  853 13:54:11.311949  scan_bus: scanning of bus PCI: 00:1f.3 took 2718 usecs
  854 13:54:11.315035  PCI: 00:1f.4 scanning...
  855 13:54:11.318445  scan_generic_bus for PCI: 00:1f.4
  856 13:54:11.321653  scan_generic_bus for PCI: 00:1f.4 done
  857 13:54:11.328497  scan_bus: scanning of bus PCI: 00:1f.4 took 10050 usecs
  858 13:54:11.331574  PCI: 00:1f.5 scanning...
  859 13:54:11.334986  scan_generic_bus for PCI: 00:1f.5
  860 13:54:11.338318  scan_generic_bus for PCI: 00:1f.5 done
  861 13:54:11.344969  scan_bus: scanning of bus PCI: 00:1f.5 took 10039 usecs
  862 13:54:11.348312  scan_bus: scanning of bus DOMAIN: 0000 took 466090 usecs
  863 13:54:11.354791  root_dev_scan_bus for Root Device done
  864 13:54:11.358115  scan_bus: scanning of bus Root Device took 486205 usecs
  865 13:54:11.361617  done
  866 13:54:11.361704  Chrome EC: UHEPI supported
  867 13:54:11.368267  FMAP: area RECOVERY_MRC_CACHE found @ 9d0000 (65536 bytes)
  868 13:54:11.375162  MRC: Checking cached data update for 'RECOVERY_MRC_CACHE'.
  869 13:54:11.381633  SF: Detected FAST_SPI Hardware Sequencer with sector size 0x1000, total 0x1000000
  870 13:54:11.389848  FMAP: area UNIFIED_MRC_CACHE found @ 9d0000 (131072 bytes)
  871 13:54:11.392950  SPI flash protection: WPSW=0 SRP0=1
  872 13:54:11.399647  MRC: NOT enabling PRR for 'UNIFIED_MRC_CACHE'.
  873 13:54:11.406195  BS: BS_DEV_ENUMERATE times (us): entry 0 run 825936 exit 39265
  874 13:54:11.406285  found VGA at PCI: 00:02.0
  875 13:54:11.409672  Setting up VGA for PCI: 00:02.0
  876 13:54:11.416170  Setting PCI_BRIDGE_CTL_VGA for bridge DOMAIN: 0000
  877 13:54:11.419331  Setting PCI_BRIDGE_CTL_VGA for bridge Root Device
  878 13:54:11.422843  Allocating resources...
  879 13:54:11.426059  Reading resources...
  880 13:54:11.429245  Root Device read_resources bus 0 link: 0
  881 13:54:11.432489  CPU_CLUSTER: 0 read_resources bus 0 link: 0
  882 13:54:11.439252  CPU_CLUSTER: 0 read_resources bus 0 link: 0 done
  883 13:54:11.442459  DOMAIN: 0000 read_resources bus 0 link: 0
  884 13:54:11.449630  PCI: 00:14.0 read_resources bus 0 link: 0
  885 13:54:11.452905  USB0 port 0 read_resources bus 0 link: 0
  886 13:54:11.459487  USB0 port 0 read_resources bus 0 link: 0 done
  887 13:54:11.462551  PCI: 00:14.0 read_resources bus 0 link: 0 done
  888 13:54:11.469326  PCI: 00:15.0 read_resources bus 1 link: 0
  889 13:54:11.472489  PCI: 00:15.0 read_resources bus 1 link: 0 done
  890 13:54:11.479303  PCI: 00:15.1 read_resources bus 2 link: 0
  891 13:54:11.482399  PCI: 00:15.1 read_resources bus 2 link: 0 done
  892 13:54:11.488980  PCI: 00:19.1 read_resources bus 3 link: 0
  893 13:54:11.492418  PCI: 00:19.1 read_resources bus 3 link: 0 done
  894 13:54:11.495588  PCI: 00:1c.0 read_resources bus 1 link: 0
  895 13:54:11.502806  PCI: 00:1c.0 read_resources bus 1 link: 0 done
  896 13:54:11.506186  PCI: 00:1e.2 read_resources bus 4 link: 0
  897 13:54:11.512917  PCI: 00:1e.2 read_resources bus 4 link: 0 done
  898 13:54:11.516097  PCI: 00:1f.0 read_resources bus 0 link: 0
  899 13:54:11.522704  PCI: 00:1f.0 read_resources bus 0 link: 0 done
  900 13:54:11.529389  DOMAIN: 0000 read_resources bus 0 link: 0 done
  901 13:54:11.532594  Root Device read_resources bus 0 link: 0 done
  902 13:54:11.535962  Done reading resources.
  903 13:54:11.539322  Show resources in subtree (Root Device)...After reading.
  904 13:54:11.545895   Root Device child on link 0 CPU_CLUSTER: 0
  905 13:54:11.549036    CPU_CLUSTER: 0 child on link 0 APIC: 00
  906 13:54:11.549121     APIC: 00
  907 13:54:11.552386     APIC: 01
  908 13:54:11.552472     APIC: 03
  909 13:54:11.555550     APIC: 02
  910 13:54:11.558997    DOMAIN: 0000 child on link 0 PCI: 00:00.0
  911 13:54:11.569087    DOMAIN: 0000 resource base 0 size 0 align 0 gran 0 limit ffff flags 40040100 index 10000000
  912 13:54:11.578816    DOMAIN: 0000 resource base 0 size 0 align 0 gran 0 limit ffffffff flags 40040200 index 10000100
  913 13:54:11.578909     PCI: 00:00.0
  914 13:54:11.588936     PCI: 00:00.0 resource base e0000000 size 4000000 align 0 gran 0 limit 0 flags f0000200 index 0
  915 13:54:11.598584     PCI: 00:00.0 resource base fed10000 size 8000 align 0 gran 0 limit 0 flags f0000200 index 1
  916 13:54:11.608690     PCI: 00:00.0 resource base fed18000 size 1000 align 0 gran 0 limit 0 flags f0000200 index 2
  917 13:54:11.615164     PCI: 00:00.0 resource base fed19000 size 1000 align 0 gran 0 limit 0 flags f0000200 index 3
  918 13:54:11.625256     PCI: 00:00.0 resource base fed84000 size 1000 align 0 gran 0 limit 0 flags f0000200 index 4
  919 13:54:11.635114     PCI: 00:00.0 resource base fed80000 size 4000 align 0 gran 0 limit 0 flags f0000200 index 5
  920 13:54:11.645075     PCI: 00:00.0 resource base fed90000 size 1000 align 0 gran 0 limit 0 flags f0000200 index 6
  921 13:54:11.655191     PCI: 00:00.0 resource base fed91000 size 1000 align 0 gran 0 limit 0 flags f0000200 index 7
  922 13:54:11.661436     PCI: 00:00.0 resource base 0 size a0000 align 0 gran 0 limit 0 flags e0004200 index 8
  923 13:54:11.671334     PCI: 00:00.0 resource base c0000 size 7af40000 align 0 gran 0 limit 0 flags e0004200 index 9
  924 13:54:11.681217     PCI: 00:00.0 resource base 7b000000 size 800000 align 0 gran 0 limit 0 flags f0004200 index b
  925 13:54:11.691346     PCI: 00:00.0 resource base 7b800000 size 4800000 align 0 gran 0 limit 0 flags f0000200 index c
  926 13:54:11.701102     PCI: 00:00.0 resource base 100000000 size 7f000000 align 0 gran 0 limit 0 flags e0004200 index d
  927 13:54:11.710936     PCI: 00:00.0 resource base a0000 size 20000 align 0 gran 0 limit 0 flags f0000200 index e
  928 13:54:11.721039     PCI: 00:00.0 resource base c0000 size 40000 align 0 gran 0 limit 0 flags f0004200 index f
  929 13:54:11.721130     PCI: 00:02.0
  930 13:54:11.730946     PCI: 00:02.0 resource base 0 size 1000000 align 24 gran 24 limit ffffffffffffffff flags 201 index 10
  931 13:54:11.740902     PCI: 00:02.0 resource base 0 size 10000000 align 28 gran 28 limit ffffffffffffffff flags 1201 index 18
  932 13:54:11.750690     PCI: 00:02.0 resource base 0 size 40 align 6 gran 6 limit ffff flags 100 index 20
  933 13:54:11.750779     PCI: 00:04.0
  934 13:54:11.760551     PCI: 00:04.0 resource base 0 size 8000 align 15 gran 15 limit ffffffffffffffff flags 201 index 10
  935 13:54:11.764067     PCI: 00:08.0
  936 13:54:11.773765     PCI: 00:08.0 resource base 0 size 1000 align 12 gran 12 limit ffffffffffffffff flags 201 index 10
  937 13:54:11.777397     PCI: 00:14.0 child on link 0 USB0 port 0
  938 13:54:11.787056     PCI: 00:14.0 resource base 0 size 10000 align 16 gran 16 limit ffffffffffffffff flags 201 index 10
  939 13:54:11.790551      USB0 port 0 child on link 0 USB2 port 0
  940 13:54:11.793527       USB2 port 0
  941 13:54:11.796993       USB2 port 1
  942 13:54:11.797078       USB2 port 2
  943 13:54:11.800225       USB2 port 4
  944 13:54:11.800309       USB2 port 8
  945 13:54:11.803572     PCI: 00:14.1
  946 13:54:11.803656     PCI: 00:14.2
  947 13:54:11.813530     PCI: 00:14.2 resource base 0 size 1000 align 12 gran 12 limit ffffffffffffffff flags 201 index 10
  948 13:54:11.816998     PCI: 00:15.0 child on link 0 I2C: 01:5c
  949 13:54:11.826837     PCI: 00:15.0 resource base 0 size 1000 align 12 gran 12 limit ffffffffffffffff flags 201 index 10
  950 13:54:11.829925      I2C: 01:5c
  951 13:54:11.833374     PCI: 00:15.1 child on link 0 I2C: 02:15
  952 13:54:11.843130     PCI: 00:15.1 resource base 0 size 1000 align 12 gran 12 limit ffffffffffffffff flags 201 index 10
  953 13:54:11.846678      I2C: 02:15
  954 13:54:11.846763     PCI: 00:15.2
  955 13:54:11.849836     PCI: 00:15.3
  956 13:54:11.849924     PCI: 00:16.0
  957 13:54:11.859895     PCI: 00:16.0 resource base 0 size 1000 align 12 gran 12 limit ffffffffffffffff flags 201 index 10
  958 13:54:11.863040     PCI: 00:16.1
  959 13:54:11.863140     PCI: 00:16.2
  960 13:54:11.866380     PCI: 00:16.3
  961 13:54:11.866466     PCI: 00:16.4
  962 13:54:11.869975     PCI: 00:17.0
  963 13:54:11.870061     PCI: 00:19.0
  964 13:54:11.882927     PCI: 00:19.0 resource base fe034000 size 1000 align 12 gran 12 limit ffffffffffffffff flags c0000200 index 10
  965 13:54:11.893107     PCI: 00:19.0 resource base 0 size 1000 align 12 gran 12 limit ffffffffffffffff flags 201 index 18
  966 13:54:11.896224     PCI: 00:19.1 child on link 0 I2C: 03:39
  967 13:54:11.906110     PCI: 00:19.1 resource base 0 size 1000 align 12 gran 12 limit ffffffffffffffff flags 201 index 10
  968 13:54:11.906198      I2C: 03:39
  969 13:54:11.909443      I2C: 03:3a
  970 13:54:11.909528      I2C: 03:1a
  971 13:54:11.912675     PCI: 00:19.2
  972 13:54:11.915984     PCI: 00:1c.0 child on link 0 PCI: 01:00.0
  973 13:54:11.926079     PCI: 00:1c.0 resource base 0 size 0 align 12 gran 12 limit ffff flags 80102 index 1c
  974 13:54:11.935981     PCI: 00:1c.0 resource base 0 size 0 align 20 gran 20 limit ffffffffffffffff flags 81202 index 24
  975 13:54:11.942582     PCI: 00:1c.0 resource base 0 size 0 align 20 gran 20 limit ffffffff flags 80202 index 20
  976 13:54:11.945976      PCI: 01:00.0
  977 13:54:11.955842      PCI: 01:00.0 resource base 0 size 2000 align 13 gran 13 limit ffffffffffffffff flags 201 index 10
  978 13:54:11.955930     PCI: 00:1c.1
  979 13:54:11.959026     PCI: 00:1c.2
  980 13:54:11.959113     PCI: 00:1c.3
  981 13:54:11.962483     PCI: 00:1c.4
  982 13:54:11.962569     PCI: 00:1c.5
  983 13:54:11.965772     PCI: 00:1c.6
  984 13:54:11.965858     PCI: 00:1c.7
  985 13:54:11.968984     PCI: 00:1d.0
  986 13:54:11.969070     PCI: 00:1d.1
  987 13:54:11.972477     PCI: 00:1d.2
  988 13:54:11.972563     PCI: 00:1d.3
  989 13:54:11.975554     PCI: 00:1e.0
  990 13:54:11.985544     PCI: 00:1e.0 resource base 0 size 1000 align 12 gran 12 limit ffffffffffffffff flags 201 index 10
  991 13:54:11.985631     PCI: 00:1e.1
  992 13:54:11.992075     PCI: 00:1e.2 child on link 0 SPI: 00
  993 13:54:12.002208     PCI: 00:1e.2 resource base 0 size 1000 align 12 gran 12 limit ffffffffffffffff flags 201 index 10
  994 13:54:12.002295      SPI: 00
  995 13:54:12.005489     PCI: 00:1e.3
  996 13:54:12.005574     PCI: 00:1e.4
  997 13:54:12.015281     PCI: 00:1e.4 resource base 0 size 1000 align 12 gran 12 limit ffffffffffffffff flags 201 index 10
  998 13:54:12.018505     PCI: 00:1e.5
  999 13:54:12.018591     PCI: 00:1e.6
 1000 13:54:12.028659     PCI: 00:1e.6 resource base 0 size 1000 align 12 gran 12 limit ffffffffffffffff flags 201 index 10
 1001 13:54:12.031785     PCI: 00:1f.0 child on link 0 PNP: 0c09.0
 1002 13:54:12.041879     PCI: 00:1f.0 resource base 0 size 1000 align 0 gran 0 limit 0 flags c0000100 index 0
 1003 13:54:12.041966      PNP: 0c09.0
 1004 13:54:12.051606      PNP: 0c09.0 resource base 800 size 1ff align 0 gran 0 limit 0 flags c0000100 index 0
 1005 13:54:12.054970     PCI: 00:1f.1
 1006 13:54:12.055061     PCI: 00:1f.2
 1007 13:54:12.064876     PCI: 00:1f.2 resource base 0 size 4000 align 14 gran 14 limit ffffffff flags 200 index 10
 1008 13:54:12.074729     PCI: 00:1f.2 resource base fe000000 size 10000 align 0 gran 0 limit 0 flags d0000200 index 48
 1009 13:54:12.081460     PCI: 00:1f.2 resource base 1800 size 100 align 0 gran 0 limit 0 flags c0000100 index 40
 1010 13:54:12.084732     PCI: 00:1f.3
 1011 13:54:12.094771     PCI: 00:1f.3 resource base 0 size 4000 align 14 gran 14 limit ffffffffffffffff flags 201 index 10
 1012 13:54:12.104516     PCI: 00:1f.3 resource base 0 size 10000 align 16 gran 16 limit ffffffffffffffff flags 201 index 20
 1013 13:54:12.108087     PCI: 00:1f.4
 1014 13:54:12.114526     PCI: 00:1f.4 resource base efa0 size 20 align 0 gran 0 limit efbf flags f0000100 index 20
 1015 13:54:12.124505     PCI: 00:1f.4 resource base 0 size 100 align 12 gran 8 limit ffffffffffffffff flags 201 index 10
 1016 13:54:12.127877     PCI: 00:1f.5
 1017 13:54:12.134267     PCI: 00:1f.5 resource base 0 size 1000 align 12 gran 12 limit ffffffff flags 200 index 10
 1018 13:54:12.137613     PCI: 00:1f.6
 1019 13:54:12.144128  DOMAIN: 0000 io: base: 0 size: 0 align: 0 gran: 0 limit: ffff
 1020 13:54:12.150859  PCI: 00:1c.0 io: base: 0 size: 0 align: 12 gran: 12 limit: ffff
 1021 13:54:12.157283  PCI: 00:1c.0 io: base: 0 size: 0 align: 12 gran: 12 limit: ffff done
 1022 13:54:12.160837  PCI: 00:02.0 20 *  [0x0 - 0x3f] io
 1023 13:54:12.167451  DOMAIN: 0000 io: base: 40 size: 40 align: 6 gran: 0 limit: ffff done
 1024 13:54:12.173849  DOMAIN: 0000 mem: base: 0 size: 0 align: 0 gran: 0 limit: ffffffff
 1025 13:54:12.180549  PCI: 00:1c.0 prefmem: base: 0 size: 0 align: 20 gran: 20 limit: ffffffffffffffff
 1026 13:54:12.236832  PCI: 00:1c.0 prefmem: base: 0 size: 0 align: 20 gran: 20 limit: ffffffffffffffff done
 1027 13:54:12.237125  PCI: 00:1c.0 mem: base: 0 size: 0 align: 20 gran: 20 limit: ffffffff
 1028 13:54:12.237201  PCI: 01:00.0 10 *  [0x0 - 0x1fff] mem
 1029 13:54:12.237267  PCI: 00:1c.0 mem: base: 2000 size: 100000 align: 20 gran: 20 limit: ffffffff done
 1030 13:54:12.237329  PCI: 00:02.0 18 *  [0x0 - 0xfffffff] prefmem
 1031 13:54:12.237577  PCI: 00:02.0 10 *  [0x10000000 - 0x10ffffff] mem
 1032 13:54:12.237711  PCI: 00:1c.0 20 *  [0x11000000 - 0x110fffff] mem
 1033 13:54:12.237991  PCI: 00:14.0 10 *  [0x11100000 - 0x1110ffff] mem
 1034 13:54:12.238058  PCI: 00:1f.3 20 *  [0x11110000 - 0x1111ffff] mem
 1035 13:54:12.238119  PCI: 00:04.0 10 *  [0x11120000 - 0x11127fff] mem
 1036 13:54:12.249861  PCI: 00:1f.2 10 *  [0x11128000 - 0x1112bfff] mem
 1037 13:54:12.250136  PCI: 00:1f.3 10 *  [0x1112c000 - 0x1112ffff] mem
 1038 13:54:12.253204  PCI: 00:08.0 10 *  [0x11130000 - 0x11130fff] mem
 1039 13:54:12.256312  PCI: 00:14.2 10 *  [0x11131000 - 0x11131fff] mem
 1040 13:54:12.262906  PCI: 00:15.0 10 *  [0x11132000 - 0x11132fff] mem
 1041 13:54:12.266215  PCI: 00:15.1 10 *  [0x11133000 - 0x11133fff] mem
 1042 13:54:12.272728  PCI: 00:16.0 10 *  [0x11134000 - 0x11134fff] mem
 1043 13:54:12.276191  PCI: 00:19.0 18 *  [0x11135000 - 0x11135fff] mem
 1044 13:54:12.282641  PCI: 00:19.1 10 *  [0x11136000 - 0x11136fff] mem
 1045 13:54:12.286103  PCI: 00:1e.0 10 *  [0x11137000 - 0x11137fff] mem
 1046 13:54:12.292560  PCI: 00:1e.2 10 *  [0x11138000 - 0x11138fff] mem
 1047 13:54:12.296054  PCI: 00:1e.4 10 *  [0x11139000 - 0x11139fff] mem
 1048 13:54:12.302850  PCI: 00:1e.6 10 *  [0x1113a000 - 0x1113afff] mem
 1049 13:54:12.305982  PCI: 00:1f.5 10 *  [0x1113b000 - 0x1113bfff] mem
 1050 13:54:12.309127  PCI: 00:1f.4 10 *  [0x1113c000 - 0x1113c0ff] mem
 1051 13:54:12.319159  DOMAIN: 0000 mem: base: 1113c100 size: 1113c100 align: 28 gran: 0 limit: ffffffff done
 1052 13:54:12.322609  avoid_fixed_resources: DOMAIN: 0000
 1053 13:54:12.328901  avoid_fixed_resources:@DOMAIN: 0000 10000000 limit 0000ffff
 1054 13:54:12.335793  avoid_fixed_resources:@DOMAIN: 0000 10000100 limit ffffffff
 1055 13:54:12.342293  constrain_resources: PCI: 00:00.0 00 base e0000000 limit e3ffffff mem (fixed)
 1056 13:54:12.348764  constrain_resources: PCI: 00:00.0 08 base 00000000 limit 0009ffff mem (fixed)
 1057 13:54:12.358718  constrain_resources: PCI: 00:00.0 09 base 000c0000 limit 7affffff mem (fixed)
 1058 13:54:12.365518  constrain_resources: PCI: 00:00.0 0b base 7b000000 limit 7b7fffff mem (fixed)
 1059 13:54:12.371844  constrain_resources: PCI: 00:00.0 0c base 7b800000 limit 7fffffff mem (fixed)
 1060 13:54:12.382076  constrain_resources: PCI: 00:1f.0 00 base 00000000 limit 00000fff io (fixed)
 1061 13:54:12.388554  constrain_resources: PCI: 00:1f.2 40 base 00001800 limit 000018ff io (fixed)
 1062 13:54:12.394979  constrain_resources: PCI: 00:1f.4 20 base 0000efa0 limit 0000efbf io (fixed)
 1063 13:54:12.401631  avoid_fixed_resources:@DOMAIN: 0000 10000000 base 00001900 limit 0000ef9f
 1064 13:54:12.411660  avoid_fixed_resources:@DOMAIN: 0000 10000100 base c0000000 limit dfffffff
 1065 13:54:12.411747  Setting resources...
 1066 13:54:12.418360  DOMAIN: 0000 io: base:1900 size:40 align:6 gran:0 limit:ef9f
 1067 13:54:12.421593  PCI: 00:02.0 20 *  [0x1c00 - 0x1c3f] io
 1068 13:54:12.428254  DOMAIN: 0000 io: next_base: 1c40 size: 40 align: 6 gran: 0 done
 1069 13:54:12.434932  PCI: 00:1c.0 io: base:ef9f size:0 align:12 gran:12 limit:ef9f
 1070 13:54:12.441263  PCI: 00:1c.0 io: next_base: ef9f size: 0 align: 12 gran: 12 done
 1071 13:54:12.448010  DOMAIN: 0000 mem: base:c0000000 size:1113c100 align:28 gran:0 limit:dfffffff
 1072 13:54:12.454581  PCI: 00:02.0 18 *  [0xc0000000 - 0xcfffffff] prefmem
 1073 13:54:12.457984  PCI: 00:02.0 10 *  [0xd0000000 - 0xd0ffffff] mem
 1074 13:54:12.464417  PCI: 00:1c.0 20 *  [0xd1000000 - 0xd10fffff] mem
 1075 13:54:12.467923  PCI: 00:14.0 10 *  [0xd1100000 - 0xd110ffff] mem
 1076 13:54:12.474339  PCI: 00:1f.3 20 *  [0xd1110000 - 0xd111ffff] mem
 1077 13:54:12.477612  PCI: 00:04.0 10 *  [0xd1120000 - 0xd1127fff] mem
 1078 13:54:12.484208  PCI: 00:1f.2 10 *  [0xd1128000 - 0xd112bfff] mem
 1079 13:54:12.487912  PCI: 00:1f.3 10 *  [0xd112c000 - 0xd112ffff] mem
 1080 13:54:12.494155  PCI: 00:08.0 10 *  [0xd1130000 - 0xd1130fff] mem
 1081 13:54:12.497597  PCI: 00:14.2 10 *  [0xd1131000 - 0xd1131fff] mem
 1082 13:54:12.504363  PCI: 00:15.0 10 *  [0xd1132000 - 0xd1132fff] mem
 1083 13:54:12.507491  PCI: 00:15.1 10 *  [0xd1133000 - 0xd1133fff] mem
 1084 13:54:12.513978  PCI: 00:16.0 10 *  [0xd1134000 - 0xd1134fff] mem
 1085 13:54:12.517316  PCI: 00:19.0 18 *  [0xd1135000 - 0xd1135fff] mem
 1086 13:54:12.523900  PCI: 00:19.1 10 *  [0xd1136000 - 0xd1136fff] mem
 1087 13:54:12.527203  PCI: 00:1e.0 10 *  [0xd1137000 - 0xd1137fff] mem
 1088 13:54:12.530555  PCI: 00:1e.2 10 *  [0xd1138000 - 0xd1138fff] mem
 1089 13:54:12.537187  PCI: 00:1e.4 10 *  [0xd1139000 - 0xd1139fff] mem
 1090 13:54:12.540654  PCI: 00:1e.6 10 *  [0xd113a000 - 0xd113afff] mem
 1091 13:54:12.547099  PCI: 00:1f.5 10 *  [0xd113b000 - 0xd113bfff] mem
 1092 13:54:12.550383  PCI: 00:1f.4 10 *  [0xd113c000 - 0xd113c0ff] mem
 1093 13:54:12.560464  DOMAIN: 0000 mem: next_base: d113c100 size: 1113c100 align: 28 gran: 0 done
 1094 13:54:12.566935  PCI: 00:1c.0 prefmem: base:dfffffff size:0 align:20 gran:20 limit:dfffffff
 1095 13:54:12.573624  PCI: 00:1c.0 prefmem: next_base: dfffffff size: 0 align: 20 gran: 20 done
 1096 13:54:12.580053  PCI: 00:1c.0 mem: base:d1000000 size:100000 align:20 gran:20 limit:d10fffff
 1097 13:54:12.586737  PCI: 01:00.0 10 *  [0xd1000000 - 0xd1001fff] mem
 1098 13:54:12.593427  PCI: 00:1c.0 mem: next_base: d1002000 size: 100000 align: 20 gran: 20 done
 1099 13:54:12.596580  Root Device assign_resources, bus 0 link: 0
 1100 13:54:12.603499  DOMAIN: 0000 assign_resources, bus 0 link: 0
 1101 13:54:12.609879  PCI: 00:02.0 10 <- [0x00d0000000 - 0x00d0ffffff] size 0x01000000 gran 0x18 mem64
 1102 13:54:12.619876  PCI: 00:02.0 18 <- [0x00c0000000 - 0x00cfffffff] size 0x10000000 gran 0x1c prefmem64
 1103 13:54:12.626534  PCI: 00:02.0 20 <- [0x0000001c00 - 0x0000001c3f] size 0x00000040 gran 0x06 io
 1104 13:54:12.636525  PCI: 00:04.0 10 <- [0x00d1120000 - 0x00d1127fff] size 0x00008000 gran 0x0f mem64
 1105 13:54:12.642882  PCI: 00:08.0 10 <- [0x00d1130000 - 0x00d1130fff] size 0x00001000 gran 0x0c mem64
 1106 13:54:12.652983  PCI: 00:14.0 10 <- [0x00d1100000 - 0x00d110ffff] size 0x00010000 gran 0x10 mem64
 1107 13:54:12.656161  PCI: 00:14.0 assign_resources, bus 0 link: 0
 1108 13:54:12.659419  PCI: 00:14.0 assign_resources, bus 0 link: 0
 1109 13:54:12.669309  PCI: 00:14.2 10 <- [0x00d1131000 - 0x00d1131fff] size 0x00001000 gran 0x0c mem64
 1110 13:54:12.676007  PCI: 00:15.0 10 <- [0x00d1132000 - 0x00d1132fff] size 0x00001000 gran 0x0c mem64
 1111 13:54:12.682310  PCI: 00:15.0 assign_resources, bus 1 link: 0
 1112 13:54:12.685718  PCI: 00:15.0 assign_resources, bus 1 link: 0
 1113 13:54:12.692567  PCI: 00:15.1 10 <- [0x00d1133000 - 0x00d1133fff] size 0x00001000 gran 0x0c mem64
 1114 13:54:12.698847  PCI: 00:15.1 assign_resources, bus 2 link: 0
 1115 13:54:12.702402  PCI: 00:15.1 assign_resources, bus 2 link: 0
 1116 13:54:12.712454  PCI: 00:16.0 10 <- [0x00d1134000 - 0x00d1134fff] size 0x00001000 gran 0x0c mem64
 1117 13:54:12.718713  PCI: 00:19.0 18 <- [0x00d1135000 - 0x00d1135fff] size 0x00001000 gran 0x0c mem64
 1118 13:54:12.728729  PCI: 00:19.1 10 <- [0x00d1136000 - 0x00d1136fff] size 0x00001000 gran 0x0c mem64
 1119 13:54:12.732209  PCI: 00:19.1 assign_resources, bus 3 link: 0
 1120 13:54:12.735440  PCI: 00:19.1 assign_resources, bus 3 link: 0
 1121 13:54:12.745328  PCI: 00:1c.0 1c <- [0x000000ef9f - 0x000000ef9e] size 0x00000000 gran 0x0c bus 01 io
 1122 13:54:12.755233  PCI: 00:1c.0 24 <- [0x00dfffffff - 0x00dffffffe] size 0x00000000 gran 0x14 bus 01 prefmem
 1123 13:54:12.762037  PCI: 00:1c.0 20 <- [0x00d1000000 - 0x00d10fffff] size 0x00100000 gran 0x14 bus 01 mem
 1124 13:54:12.768283  PCI: 00:1c.0 assign_resources, bus 1 link: 0
 1125 13:54:12.774945  PCI: 01:00.0 10 <- [0x00d1000000 - 0x00d1001fff] size 0x00002000 gran 0x0d mem64
 1126 13:54:12.781539  PCI: 00:1c.0 assign_resources, bus 1 link: 0
 1127 13:54:12.788141  PCI: 00:1e.0 10 <- [0x00d1137000 - 0x00d1137fff] size 0x00001000 gran 0x0c mem64
 1128 13:54:12.794840  PCI: 00:1e.2 10 <- [0x00d1138000 - 0x00d1138fff] size 0x00001000 gran 0x0c mem64
 1129 13:54:12.801435  PCI: 00:1e.2 assign_resources, bus 4 link: 0
 1130 13:54:12.804934  PCI: 00:1e.2 assign_resources, bus 4 link: 0
 1131 13:54:12.814657  PCI: 00:1e.4 10 <- [0x00d1139000 - 0x00d1139fff] size 0x00001000 gran 0x0c mem64
 1132 13:54:12.821233  PCI: 00:1e.6 10 <- [0x00d113a000 - 0x00d113afff] size 0x00001000 gran 0x0c mem64
 1133 13:54:12.827878  PCI: 00:1f.0 assign_resources, bus 0 link: 0
 1134 13:54:12.831101  PCI: 00:1f.0 assign_resources, bus 0 link: 0
 1135 13:54:12.837778  LPC: Trying to open IO window from 800 size 1ff
 1136 13:54:12.844376  PCI: 00:1f.2 10 <- [0x00d1128000 - 0x00d112bfff] size 0x00004000 gran 0x0e mem
 1137 13:54:12.850805  PCI: 00:1f.3 10 <- [0x00d112c000 - 0x00d112ffff] size 0x00004000 gran 0x0e mem64
 1138 13:54:12.860910  PCI: 00:1f.3 20 <- [0x00d1110000 - 0x00d111ffff] size 0x00010000 gran 0x10 mem64
 1139 13:54:12.867441  PCI: 00:1f.4 10 <- [0x00d113c000 - 0x00d113c0ff] size 0x00000100 gran 0x08 mem64
 1140 13:54:12.877268  PCI: 00:1f.5 10 <- [0x00d113b000 - 0x00d113bfff] size 0x00001000 gran 0x0c mem
 1141 13:54:12.880717  DOMAIN: 0000 assign_resources, bus 0 link: 0
 1142 13:54:12.883951  Root Device assign_resources, bus 0 link: 0
 1143 13:54:12.887184  Done setting resources.
 1144 13:54:12.893629  Show resources in subtree (Root Device)...After assigning values.
 1145 13:54:12.900228   Root Device child on link 0 CPU_CLUSTER: 0
 1146 13:54:12.903632    CPU_CLUSTER: 0 child on link 0 APIC: 00
 1147 13:54:12.903718     APIC: 00
 1148 13:54:12.907076     APIC: 01
 1149 13:54:12.907162     APIC: 03
 1150 13:54:12.907231     APIC: 02
 1151 13:54:12.913552    DOMAIN: 0000 child on link 0 PCI: 00:00.0
 1152 13:54:12.923482    DOMAIN: 0000 resource base 1900 size 40 align 6 gran 0 limit ef9f flags 40040100 index 10000000
 1153 13:54:12.933445    DOMAIN: 0000 resource base c0000000 size 1113c100 align 28 gran 0 limit dfffffff flags 40040200 index 10000100
 1154 13:54:12.933534     PCI: 00:00.0
 1155 13:54:12.943533     PCI: 00:00.0 resource base e0000000 size 4000000 align 0 gran 0 limit 0 flags f0000200 index 0
 1156 13:54:12.953322     PCI: 00:00.0 resource base fed10000 size 8000 align 0 gran 0 limit 0 flags f0000200 index 1
 1157 13:54:12.963181     PCI: 00:00.0 resource base fed18000 size 1000 align 0 gran 0 limit 0 flags f0000200 index 2
 1158 13:54:12.973193     PCI: 00:00.0 resource base fed19000 size 1000 align 0 gran 0 limit 0 flags f0000200 index 3
 1159 13:54:12.982930     PCI: 00:00.0 resource base fed84000 size 1000 align 0 gran 0 limit 0 flags f0000200 index 4
 1160 13:54:12.989598     PCI: 00:00.0 resource base fed80000 size 4000 align 0 gran 0 limit 0 flags f0000200 index 5
 1161 13:54:12.999686     PCI: 00:00.0 resource base fed90000 size 1000 align 0 gran 0 limit 0 flags f0000200 index 6
 1162 13:54:13.009670     PCI: 00:00.0 resource base fed91000 size 1000 align 0 gran 0 limit 0 flags f0000200 index 7
 1163 13:54:13.019291     PCI: 00:00.0 resource base 0 size a0000 align 0 gran 0 limit 0 flags e0004200 index 8
 1164 13:54:13.029292     PCI: 00:00.0 resource base c0000 size 7af40000 align 0 gran 0 limit 0 flags e0004200 index 9
 1165 13:54:13.035937     PCI: 00:00.0 resource base 7b000000 size 800000 align 0 gran 0 limit 0 flags f0004200 index b
 1166 13:54:13.045699     PCI: 00:00.0 resource base 7b800000 size 4800000 align 0 gran 0 limit 0 flags f0000200 index c
 1167 13:54:13.055792     PCI: 00:00.0 resource base 100000000 size 7f000000 align 0 gran 0 limit 0 flags e0004200 index d
 1168 13:54:13.065584     PCI: 00:00.0 resource base a0000 size 20000 align 0 gran 0 limit 0 flags f0000200 index e
 1169 13:54:13.075559     PCI: 00:00.0 resource base c0000 size 40000 align 0 gran 0 limit 0 flags f0004200 index f
 1170 13:54:13.075646     PCI: 00:02.0
 1171 13:54:13.088556     PCI: 00:02.0 resource base d0000000 size 1000000 align 24 gran 24 limit d0ffffff flags 60000201 index 10
 1172 13:54:13.098758     PCI: 00:02.0 resource base c0000000 size 10000000 align 28 gran 28 limit cfffffff flags 60001201 index 18
 1173 13:54:13.108463     PCI: 00:02.0 resource base 1c00 size 40 align 6 gran 6 limit 1c3f flags 60000100 index 20
 1174 13:54:13.108551     PCI: 00:04.0
 1175 13:54:13.118312     PCI: 00:04.0 resource base d1120000 size 8000 align 15 gran 15 limit d1127fff flags 60000201 index 10
 1176 13:54:13.121922     PCI: 00:08.0
 1177 13:54:13.131920     PCI: 00:08.0 resource base d1130000 size 1000 align 12 gran 12 limit d1130fff flags 60000201 index 10
 1178 13:54:13.134952     PCI: 00:14.0 child on link 0 USB0 port 0
 1179 13:54:13.145033     PCI: 00:14.0 resource base d1100000 size 10000 align 16 gran 16 limit d110ffff flags 60000201 index 10
 1180 13:54:13.151510      USB0 port 0 child on link 0 USB2 port 0
 1181 13:54:13.151597       USB2 port 0
 1182 13:54:13.154912       USB2 port 1
 1183 13:54:13.155003       USB2 port 2
 1184 13:54:13.158229       USB2 port 4
 1185 13:54:13.158315       USB2 port 8
 1186 13:54:13.161522     PCI: 00:14.1
 1187 13:54:13.161607     PCI: 00:14.2
 1188 13:54:13.171430     PCI: 00:14.2 resource base d1131000 size 1000 align 12 gran 12 limit d1131fff flags 60000201 index 10
 1189 13:54:13.178219     PCI: 00:15.0 child on link 0 I2C: 01:5c
 1190 13:54:13.188074     PCI: 00:15.0 resource base d1132000 size 1000 align 12 gran 12 limit d1132fff flags 60000201 index 10
 1191 13:54:13.188165      I2C: 01:5c
 1192 13:54:13.194594     PCI: 00:15.1 child on link 0 I2C: 02:15
 1193 13:54:13.204474     PCI: 00:15.1 resource base d1133000 size 1000 align 12 gran 12 limit d1133fff flags 60000201 index 10
 1194 13:54:13.204561      I2C: 02:15
 1195 13:54:13.207698     PCI: 00:15.2
 1196 13:54:13.207784     PCI: 00:15.3
 1197 13:54:13.210972     PCI: 00:16.0
 1198 13:54:13.220968     PCI: 00:16.0 resource base d1134000 size 1000 align 12 gran 12 limit d1134fff flags 60000201 index 10
 1199 13:54:13.221056     PCI: 00:16.1
 1200 13:54:13.224460     PCI: 00:16.2
 1201 13:54:13.224563     PCI: 00:16.3
 1202 13:54:13.227633     PCI: 00:16.4
 1203 13:54:13.227719     PCI: 00:17.0
 1204 13:54:13.231128     PCI: 00:19.0
 1205 13:54:13.240932     PCI: 00:19.0 resource base fe034000 size 1000 align 12 gran 12 limit ffffffffffffffff flags c0000200 index 10
 1206 13:54:13.250879     PCI: 00:19.0 resource base d1135000 size 1000 align 12 gran 12 limit d1135fff flags 60000201 index 18
 1207 13:54:13.257256     PCI: 00:19.1 child on link 0 I2C: 03:39
 1208 13:54:13.267358     PCI: 00:19.1 resource base d1136000 size 1000 align 12 gran 12 limit d1136fff flags 60000201 index 10
 1209 13:54:13.267445      I2C: 03:39
 1210 13:54:13.270702      I2C: 03:3a
 1211 13:54:13.270788      I2C: 03:1a
 1212 13:54:13.273872     PCI: 00:19.2
 1213 13:54:13.277332     PCI: 00:1c.0 child on link 0 PCI: 01:00.0
 1214 13:54:13.287408     PCI: 00:1c.0 resource base ef9f size 0 align 12 gran 12 limit ef9f flags 60080102 index 1c
 1215 13:54:13.297283     PCI: 00:1c.0 resource base dfffffff size 0 align 20 gran 20 limit dfffffff flags 60081202 index 24
 1216 13:54:13.307100     PCI: 00:1c.0 resource base d1000000 size 100000 align 20 gran 20 limit d10fffff flags 60080202 index 20
 1217 13:54:13.307191      PCI: 01:00.0
 1218 13:54:13.320203      PCI: 01:00.0 resource base d1000000 size 2000 align 13 gran 13 limit d1001fff flags 60000201 index 10
 1219 13:54:13.320292     PCI: 00:1c.1
 1220 13:54:13.323662     PCI: 00:1c.2
 1221 13:54:13.323748     PCI: 00:1c.3
 1222 13:54:13.327259     PCI: 00:1c.4
 1223 13:54:13.327346     PCI: 00:1c.5
 1224 13:54:13.330294     PCI: 00:1c.6
 1225 13:54:13.330380     PCI: 00:1c.7
 1226 13:54:13.333686     PCI: 00:1d.0
 1227 13:54:13.333772     PCI: 00:1d.1
 1228 13:54:13.336818     PCI: 00:1d.2
 1229 13:54:13.336904     PCI: 00:1d.3
 1230 13:54:13.340256     PCI: 00:1e.0
 1231 13:54:13.350313     PCI: 00:1e.0 resource base d1137000 size 1000 align 12 gran 12 limit d1137fff flags 60000201 index 10
 1232 13:54:13.350402     PCI: 00:1e.1
 1233 13:54:13.353570     PCI: 00:1e.2 child on link 0 SPI: 00
 1234 13:54:13.363289     PCI: 00:1e.2 resource base d1138000 size 1000 align 12 gran 12 limit d1138fff flags 60000201 index 10
 1235 13:54:13.366929      SPI: 00
 1236 13:54:13.367051     PCI: 00:1e.3
 1237 13:54:13.369935     PCI: 00:1e.4
 1238 13:54:13.379936     PCI: 00:1e.4 resource base d1139000 size 1000 align 12 gran 12 limit d1139fff flags 60000201 index 10
 1239 13:54:13.380028     PCI: 00:1e.5
 1240 13:54:13.383303     PCI: 00:1e.6
 1241 13:54:13.393108     PCI: 00:1e.6 resource base d113a000 size 1000 align 12 gran 12 limit d113afff flags 60000201 index 10
 1242 13:54:13.396482     PCI: 00:1f.0 child on link 0 PNP: 0c09.0
 1243 13:54:13.406309     PCI: 00:1f.0 resource base 0 size 1000 align 0 gran 0 limit 0 flags c0000100 index 0
 1244 13:54:13.409540      PNP: 0c09.0
 1245 13:54:13.416240      PNP: 0c09.0 resource base 800 size 1ff align 0 gran 0 limit 0 flags c0000100 index 0
 1246 13:54:13.419585     PCI: 00:1f.1
 1247 13:54:13.419672     PCI: 00:1f.2
 1248 13:54:13.429529     PCI: 00:1f.2 resource base d1128000 size 4000 align 14 gran 14 limit d112bfff flags 60000200 index 10
 1249 13:54:13.439480     PCI: 00:1f.2 resource base fe000000 size 10000 align 0 gran 0 limit 0 flags d0000200 index 48
 1250 13:54:13.449333     PCI: 00:1f.2 resource base 1800 size 100 align 0 gran 0 limit 0 flags c0000100 index 40
 1251 13:54:13.449421     PCI: 00:1f.3
 1252 13:54:13.462544     PCI: 00:1f.3 resource base d112c000 size 4000 align 14 gran 14 limit d112ffff flags 60000201 index 10
 1253 13:54:13.472390     PCI: 00:1f.3 resource base d1110000 size 10000 align 16 gran 16 limit d111ffff flags 60000201 index 20
 1254 13:54:13.472479     PCI: 00:1f.4
 1255 13:54:13.482330     PCI: 00:1f.4 resource base efa0 size 20 align 0 gran 0 limit efbf flags f0000100 index 20
 1256 13:54:13.492256     PCI: 00:1f.4 resource base d113c000 size 100 align 12 gran 8 limit d113c0ff flags 60000201 index 10
 1257 13:54:13.492344     PCI: 00:1f.5
 1258 13:54:13.505679     PCI: 00:1f.5 resource base d113b000 size 1000 align 12 gran 12 limit d113bfff flags 60000200 index 10
 1259 13:54:13.505769     PCI: 00:1f.6
 1260 13:54:13.508816  Done allocating resources.
 1261 13:54:13.515410  BS: BS_DEV_RESOURCES times (us): entry 0 run 2114131 exit 30
 1262 13:54:13.518684  Enabling resources...
 1263 13:54:13.521903  PCI: 00:00.0 subsystem <- 8086/590c
 1264 13:54:13.525198  PCI: 00:00.0 cmd <- 06
 1265 13:54:13.528489  PCI: 00:02.0 subsystem <- 8086/591c
 1266 13:54:13.528575  PCI: 00:02.0 cmd <- 03
 1267 13:54:13.531807  PCI: 00:04.0 cmd <- 02
 1268 13:54:13.534874  PCI: 00:08.0 cmd <- 06
 1269 13:54:13.538368  PCI: 00:14.0 subsystem <- 8086/9d2f
 1270 13:54:13.541685  PCI: 00:14.0 cmd <- 02
 1271 13:54:13.545048  PCI: 00:14.2 subsystem <- 8086/9d31
 1272 13:54:13.548119  PCI: 00:14.2 cmd <- 02
 1273 13:54:13.551539  PCI: 00:15.0 subsystem <- 8086/9d60
 1274 13:54:13.551626  PCI: 00:15.0 cmd <- 06
 1275 13:54:13.558336  PCI: 00:15.1 subsystem <- 8086/9d61
 1276 13:54:13.558422  PCI: 00:15.1 cmd <- 06
 1277 13:54:13.561669  PCI: 00:16.0 subsystem <- 8086/9d3a
 1278 13:54:13.565087  PCI: 00:16.0 cmd <- 02
 1279 13:54:13.568199  PCI: 00:19.0 subsystem <- 8086/9d66
 1280 13:54:13.571567  PCI: 00:19.0 cmd <- 06
 1281 13:54:13.574509  PCI: 00:19.1 subsystem <- 8086/9d65
 1282 13:54:13.578084  PCI: 00:19.1 cmd <- 06
 1283 13:54:13.581158  PCI: 00:1c.0 bridge ctrl <- 0003
 1284 13:54:13.584667  PCI: 00:1c.0 subsystem <- 8086/9d10
 1285 13:54:13.587960  PCI: 00:1c.0 cmd <- 06
 1286 13:54:13.591125  PCI: 00:1e.0 subsystem <- 8086/9d27
 1287 13:54:13.594558  PCI: 00:1e.0 cmd <- 06
 1288 13:54:13.597688  PCI: 00:1e.2 subsystem <- 8086/9d29
 1289 13:54:13.597774  PCI: 00:1e.2 cmd <- 06
 1290 13:54:13.604414  PCI: 00:1e.4 subsystem <- 8086/9d2b
 1291 13:54:13.604501  PCI: 00:1e.4 cmd <- 06
 1292 13:54:13.607806  PCI: 00:1e.6 subsystem <- 8086/9d2d
 1293 13:54:13.611184  PCI: 00:1e.6 cmd <- 06
 1294 13:54:13.614174  PCI: 00:1f.0 subsystem <- 8086/9d4b
 1295 13:54:13.617535  PCI: 00:1f.0 cmd <- 407
 1296 13:54:13.621164  PCI: 00:1f.2 subsystem <- 8086/9d21
 1297 13:54:13.624310  PCI: 00:1f.2 cmd <- 02
 1298 13:54:13.627565  PCI: 00:1f.3 subsystem <- 8086/9d71
 1299 13:54:13.630667  PCI: 00:1f.3 cmd <- 02
 1300 13:54:13.634182  PCI: 00:1f.4 subsystem <- 8086/9d23
 1301 13:54:13.637333  PCI: 00:1f.4 cmd <- 03
 1302 13:54:13.640550  PCI: 00:1f.5 subsystem <- 8086/9d24
 1303 13:54:13.640636  PCI: 00:1f.5 cmd <- 406
 1304 13:54:13.650254  PCI: 01:00.0 subsystem <- 8086/095a
 1305 13:54:13.650351  PCI: 01:00.0 cmd <- 02
 1306 13:54:13.654546  done.
 1307 13:54:13.674800  ME: Version : 11.8.50.3470
 1308 13:54:13.681397  BS: BS_DEV_ENABLE times (us): entry 230 run 139328 exit 22220
 1309 13:54:13.684660  Initializing devices...
 1310 13:54:13.687981  Root Device init ...
 1311 13:54:13.691390  Chrome EC: Set SMI mask to 0x0000000000000001
 1312 13:54:13.698606  Chrome EC: Set S5 LAZY WAKE mask to 0x0000000000000006
 1313 13:54:13.704927  Chrome EC: Set S3 LAZY WAKE mask to 0x0000000010001006
 1314 13:54:13.711773  Chrome EC: Set S0iX LAZY WAKE mask to 0x0000000010001006
 1315 13:54:13.714942  Chrome EC: Set WAKE mask to 0x0000000000000000
 1316 13:54:13.718232  Root Device init finished in 31296 usecs
 1317 13:54:13.721420  CPU_CLUSTER: 0 init ...
 1318 13:54:13.727904  CPU_CLUSTER: 0 init finished in 2444 usecs
 1319 13:54:13.731154  PCI: 00:00.0 init ...
 1320 13:54:13.731240  CPU TDP: 5 Watts
 1321 13:54:13.734588  CPU PL2 = 18 Watts
 1322 13:54:13.738026  PCI: 00:00.0 init finished in 6984 usecs
 1323 13:54:13.741221  PCI: 00:02.0 init ...
 1324 13:54:13.744297  PCI: 00:02.0 init finished in 2250 usecs
 1325 13:54:13.747811  PCI: 00:04.0 init ...
 1326 13:54:13.750856  PCI: 00:04.0 init finished in 2248 usecs
 1327 13:54:13.754252  PCI: 00:08.0 init ...
 1328 13:54:13.757644  PCI: 00:08.0 init finished in 2249 usecs
 1329 13:54:13.760708  PCI: 00:14.0 init ...
 1330 13:54:13.764301  PCI: 00:14.0 init finished in 2248 usecs
 1331 13:54:13.767424  PCI: 00:14.2 init ...
 1332 13:54:13.770573  PCI: 00:14.2 init finished in 2241 usecs
 1333 13:54:13.774173  PCI: 00:15.0 init ...
 1334 13:54:13.777399  DW I2C bus 0 at 0xd1132000 (400 KHz)
 1335 13:54:13.780678  PCI: 00:15.0 init finished in 5967 usecs
 1336 13:54:13.784000  PCI: 00:15.1 init ...
 1337 13:54:13.787296  DW I2C bus 1 at 0xd1133000 (400 KHz)
 1338 13:54:13.793868  PCI: 00:15.1 init finished in 5967 usecs
 1339 13:54:13.793950  PCI: 00:16.0 init ...
 1340 13:54:13.800618  PCI: 00:16.0 init finished in 2250 usecs
 1341 13:54:13.803583  PCI: 00:19.1 init ...
 1342 13:54:13.806952  DW I2C bus 5 at 0xd1136000 (400 KHz)
 1343 13:54:13.810255  PCI: 00:19.1 init finished in 5958 usecs
 1344 13:54:13.813705  PCI: 00:1c.0 init ...
 1345 13:54:13.817061  Initializing PCH PCIe bridge.
 1346 13:54:13.820209  PCI: 00:1c.0 init finished in 5287 usecs
 1347 13:54:13.826221  PCI: 00:1e.4 init ...
 1348 13:54:13.829294  PCI: 00:1e.4 init finished in 2248 usecs
 1349 13:54:13.833087  PCI: 00:1f.0 init ...
 1350 13:54:13.836351  IOAPIC: Initializing IOAPIC at 0xfec00000
 1351 13:54:13.843002  IOAPIC: Bootstrap Processor Local APIC = 0x00
 1352 13:54:13.843114  IOAPIC: ID = 0x02
 1353 13:54:13.846394  IOAPIC: Dumping registers
 1354 13:54:13.849591    reg 0x0000: 0x02000000
 1355 13:54:13.852911    reg 0x0001: 0x00770020
 1356 13:54:13.852987    reg 0x0002: 0x00000000
 1357 13:54:13.859891  PCI: 00:1f.0 init finished in 23482 usecs
 1358 13:54:13.863223  PCI: 00:1f.2 init ...
 1359 13:54:13.863302  RTC Init
 1360 13:54:13.866480  Set power on after power failure.
 1361 13:54:13.869827  Disabling ACPI via APMC:
 1362 13:54:13.874196  done.
 1363 13:54:13.874272  Disabling Deep S3
 1364 13:54:13.877588  Disabling Deep S3
 1365 13:54:13.877662  Enabling Deep S4
 1366 13:54:13.880881  Enabling Deep S4
 1367 13:54:13.880959  Enabling Deep S5
 1368 13:54:13.884431  Enabling Deep S5
 1369 13:54:13.887543  PCI: 00:1f.2 init finished in 23812 usecs
 1370 13:54:13.890935  PCI: 00:1f.4 init ...
 1371 13:54:13.893973  PCI: 00:1f.4 init finished in 2259 usecs
 1372 13:54:13.899164  PCI: 01:00.0 init ...
 1373 13:54:13.902419  PCI: 01:00.0 init finished in 2393 usecs
 1374 13:54:13.906452  PNP: 0c09.0 init ...
 1375 13:54:13.913083  Google Chrome EC: Hello got back 11223344 status (0)
 1376 13:54:13.916335  Google Chrome EC: version:
 1377 13:54:13.919519      ro: rammus_v2.0.387-f0df0fe2e
 1378 13:54:13.922879      rw: rammus_v2.0.425-6e0dd622e
 1379 13:54:13.926265    running image: 1
 1380 13:54:13.929647  EC returned error result code 1
 1381 13:54:13.932851  PNP: 0c09.0 init finished in 24507 usecs
 1382 13:54:13.936057  Devices initialized
 1383 13:54:13.939574  Show all devs... After init.
 1384 13:54:13.939657  Root Device: enabled 1
 1385 13:54:13.942815  CPU_CLUSTER: 0: enabled 1
 1386 13:54:13.946026  DOMAIN: 0000: enabled 1
 1387 13:54:13.946108  APIC: 00: enabled 1
 1388 13:54:13.949193  PCI: 00:00.0: enabled 1
 1389 13:54:13.952595  PCI: 00:02.0: enabled 1
 1390 13:54:13.956094  PCI: 00:14.0: enabled 1
 1391 13:54:13.956176  PCI: 00:14.1: enabled 0
 1392 13:54:13.959104  PCI: 00:14.2: enabled 1
 1393 13:54:13.962356  PCI: 00:15.0: enabled 1
 1394 13:54:13.965822  PCI: 00:15.1: enabled 1
 1395 13:54:13.965905  PCI: 00:15.2: enabled 0
 1396 13:54:13.969277  PCI: 00:15.3: enabled 0
 1397 13:54:13.972277  PCI: 00:16.0: enabled 1
 1398 13:54:13.975606  PCI: 00:16.1: enabled 0
 1399 13:54:13.975688  PCI: 00:16.2: enabled 0
 1400 13:54:13.978976  PCI: 00:16.3: enabled 0
 1401 13:54:13.982281  PCI: 00:16.4: enabled 0
 1402 13:54:13.982365  PCI: 00:17.0: enabled 0
 1403 13:54:13.985579  PCI: 00:19.0: enabled 1
 1404 13:54:13.989008  PCI: 00:19.1: enabled 1
 1405 13:54:13.992202  PCI: 00:19.2: enabled 0
 1406 13:54:13.992284  PCI: 00:1c.0: enabled 1
 1407 13:54:13.995621  PCI: 00:1c.1: enabled 0
 1408 13:54:13.999053  PCI: 00:1c.2: enabled 0
 1409 13:54:14.002283  PCI: 00:1c.3: enabled 0
 1410 13:54:14.002364  PCI: 00:1c.4: enabled 0
 1411 13:54:14.005397  PCI: 00:1c.5: enabled 0
 1412 13:54:14.008914  PCI: 00:1c.6: enabled 0
 1413 13:54:14.011989  PCI: 00:1c.7: enabled 0
 1414 13:54:14.012071  PCI: 00:1d.0: enabled 0
 1415 13:54:14.015355  PCI: 00:1d.1: enabled 0
 1416 13:54:14.018852  PCI: 00:1d.2: enabled 0
 1417 13:54:14.018937  PCI: 00:1d.3: enabled 0
 1418 13:54:14.022164  PCI: 00:1e.0: enabled 1
 1419 13:54:14.025483  PCI: 00:1e.1: enabled 0
 1420 13:54:14.028719  PCI: 00:1e.2: enabled 1
 1421 13:54:14.028801  PCI: 00:1e.3: enabled 0
 1422 13:54:14.032142  PCI: 00:1e.4: enabled 1
 1423 13:54:14.035420  PCI: 00:1e.5: enabled 0
 1424 13:54:14.038551  PCI: 00:1e.6: enabled 1
 1425 13:54:14.038633  PCI: 00:1f.0: enabled 1
 1426 13:54:14.041919  PCI: 00:1f.1: enabled 0
 1427 13:54:14.045236  PCI: 00:1f.2: enabled 1
 1428 13:54:14.048606  PCI: 00:1f.3: enabled 1
 1429 13:54:14.048688  PCI: 00:1f.4: enabled 1
 1430 13:54:14.051715  PCI: 00:1f.5: enabled 1
 1431 13:54:14.055017  PCI: 00:1f.6: enabled 0
 1432 13:54:14.058221  USB0 port 0: enabled 1
 1433 13:54:14.058306  I2C: 01:5c: enabled 1
 1434 13:54:14.061580  I2C: 02:15: enabled 1
 1435 13:54:14.064834  I2C: 03:39: enabled 1
 1436 13:54:14.064919  I2C: 03:3a: enabled 1
 1437 13:54:14.068200  I2C: 03:1a: enabled 1
 1438 13:54:14.071459  PCI: 01:00.0: enabled 1
 1439 13:54:14.071543  SPI: 00: enabled 1
 1440 13:54:14.074874  PNP: 0c09.0: enabled 1
 1441 13:54:14.078259  USB2 port 0: enabled 1
 1442 13:54:14.078343  USB2 port 1: enabled 1
 1443 13:54:14.081446  USB2 port 2: enabled 1
 1444 13:54:14.085010  USB2 port 4: enabled 1
 1445 13:54:14.085108  USB2 port 8: enabled 1
 1446 13:54:14.088239  APIC: 01: enabled 1
 1447 13:54:14.091345  APIC: 03: enabled 1
 1448 13:54:14.091429  APIC: 02: enabled 1
 1449 13:54:14.094670  PCI: 00:04.0: enabled 1
 1450 13:54:14.097806  PCI: 00:08.0: enabled 1
 1451 13:54:14.104463  FMAP: area RW_ELOG found @ 9f0000 (16384 bytes)
 1452 13:54:14.107745  ELOG: NV offset 0x9f0000 size 0x4000
 1453 13:54:14.114238  ELOG: area is 4096 bytes, full threshold 3842, shrink size 1024
 1454 13:54:14.120997  ELOG: Event(17) added with size 13 at 2022-07-26 13:50:13 UTC
 1455 13:54:14.127531  POST: Unexpected post code in previous boot: 0x34
 1456 13:54:14.130697  ELOG: Event(A3) added with size 11 at 2022-07-26 13:50:13 UTC
 1457 13:54:14.137513  ELOG: Event(A6) added with size 13 at 2022-07-26 13:50:13 UTC
 1458 13:54:14.143958  ELOG: Event(92) added with size 9 at 2022-07-26 13:50:13 UTC
 1459 13:54:14.150408  ELOG: Event(9A) added with size 9 at 2022-07-26 13:50:13 UTC
 1460 13:54:14.157005  ELOG: Event(AD) added with size 10 at 2022-07-26 13:50:13 UTC
 1461 13:54:14.163655  ELOG: Event(9F) added with size 14 at 2022-07-26 13:50:13 UTC
 1462 13:54:14.170154  BS: BS_DEV_INIT times (us): entry 0 run 417606 exit 66306
 1463 13:54:14.176900  ELOG: Event(A1) added with size 10 at 2022-07-26 13:50:13 UTC
 1464 13:54:14.183482  elog_add_boot_reason: Logged recovery mode boot (Dev-switch on), reason: 0x1b
 1465 13:54:14.190232  ELOG: Event(A0) added with size 9 at 2022-07-26 13:50:13 UTC
 1466 13:54:14.193508  elog_add_boot_reason: Logged dev mode boot
 1467 13:54:14.196596  Finalize devices...
 1468 13:54:14.199984  Devices finalized
 1469 13:54:14.203070  FMAP: area RW_NVRAM found @ 9fa000 (24576 bytes)
 1470 13:54:14.209652  BS: BS_POST_DEVICE times (us): entry 25574 run 3952 exit 5206
 1471 13:54:14.216430  BS: BS_OS_RESUME_CHECK times (us): entry 0 run 55 exit 0
 1472 13:54:14.222926  CBFS: 'Master Header Locator' located CBFS at [d00000:ffffc0)
 1473 13:54:14.226216  CBFS: Locating 'fallback/dsdt.aml'
 1474 13:54:14.229330  CBFS: Found @ offset 19af40 size 4691
 1475 13:54:14.235889  CBFS: 'Master Header Locator' located CBFS at [d00000:ffffc0)
 1476 13:54:14.239206  CBFS: Locating 'fallback/slic'
 1477 13:54:14.243108  CBFS: 'fallback/slic' not found.
 1478 13:54:14.249839  ACPI: Writing ACPI tables at 7aa9a000.
 1479 13:54:14.249924  ACPI:    * FACS
 1480 13:54:14.252833  ACPI:    * DSDT
 1481 13:54:14.256251  Ramoops buffer: 0x100000@0x7a999000.
 1482 13:54:14.259443  SGX: not enabled or not supported. skip gnvs fill
 1483 13:54:14.264509  ACPI:    * FADT
 1484 13:54:14.264593  SCI is IRQ9
 1485 13:54:14.270927  ACPI: added table 1/32, length now 40
 1486 13:54:14.271016  ACPI:     * SSDT
 1487 13:54:14.274159  Found 1 CPU(s) with 4 core(s) each.
 1488 13:54:14.280989  \_SB.PCI0.I2C0.H05C: SISC Touchscreen at I2C: 01:5c
 1489 13:54:14.284078  \_SB.PCI0.I2C1.D015: ELAN Touchpad at I2C: 02:15
 1490 13:54:14.290898  \_SB.PCI0.I2C5.MAXR: Maxim MAX98927 Codec address 039h
 1491 13:54:14.297308  \_SB.PCI0.I2C5.MAXL: Maxim MAX98927 Codec address 03ah
 1492 13:54:14.303883  \_SB.PCI0.I2C5.DLG7: Dialog Semiconductor DA7219 Audio Codec address 01ah irq 105
 1493 13:54:14.307060  Error: Could not locate 'wifi_sar' in VPD.
 1494 13:54:14.310521  Error: failed from getting SAR limits!
 1495 13:54:14.317278  \_SB.PCI0.RP01.WIFI: Intel WiFi PCI: 01:00.0
 1496 13:54:14.320441  \_SB.PCI0.SPI0.S001: SPI Device at SPI: 00
 1497 13:54:14.327217  \_SB.PCI0.XHCI.RHUB.HS01: USB Type C Port 1 at USB2 port 0
 1498 13:54:14.333722  \_SB.PCI0.XHCI.RHUB.HS02: USB Type A Port 1 at USB2 port 1
 1499 13:54:14.336963  \_SB.PCI0.XHCI.RHUB.HS03: Bluetooth at USB2 port 2
 1500 13:54:14.343400  \_SB.PCI0.XHCI.RHUB.HS05: USB Type C Port 2 at USB2 port 4
 1501 13:54:14.346745  \_SB.PCI0.XHCI.RHUB.HS09: Camera at USB2 port 8
 1502 13:54:14.353572  ACPI: added table 2/32, length now 44
 1503 13:54:14.353657  ACPI:    * MCFG
 1504 13:54:14.356618  ACPI: added table 3/32, length now 48
 1505 13:54:14.359877  ACPI:    * TPM2
 1506 13:54:14.363222  ACPI: added table 4/32, length now 52
 1507 13:54:14.363307  ACPI:    * MADT
 1508 13:54:14.366762  SCI is IRQ9
 1509 13:54:14.369860  ACPI: added table 5/32, length now 56
 1510 13:54:14.369945  current = 7aa9fa60
 1511 13:54:14.376637  CBFS: 'Master Header Locator' located CBFS at [d00000:ffffc0)
 1512 13:54:14.383212  CBFS: Locating 'dmic-4ch-48khz-16b.bin'
 1513 13:54:14.386538  CBFS: Found @ offset 167000 size ba8
 1514 13:54:14.392994  CBFS: 'Master Header Locator' located CBFS at [d00000:ffffc0)
 1515 13:54:14.396407  CBFS: Locating 'dmic-4ch-48khz-32b.bin'
 1516 13:54:14.399738  CBFS: Found @ offset 19f640 size ba8
 1517 13:54:14.406103  CBFS: 'Master Header Locator' located CBFS at [d00000:ffffc0)
 1518 13:54:14.409334  CBFS: Locating 'dialog-2ch-48khz-24b.bin'
 1519 13:54:14.412643  CBFS: Found @ offset 167cc0 size 64
 1520 13:54:14.419169  CBFS: 'Master Header Locator' located CBFS at [d00000:ffffc0)
 1521 13:54:14.422488  CBFS: Locating 'dialog-2ch-48khz-24b.bin'
 1522 13:54:14.429180  CBFS: Found @ offset 167cc0 size 64
 1523 13:54:14.432537  CBFS: 'Master Header Locator' located CBFS at [d00000:ffffc0)
 1524 13:54:14.438985  CBFS: Locating 'max98927-render-2ch-48khz-24b.bin'
 1525 13:54:14.442356  CBFS: Found @ offset 167c00 size 64
 1526 13:54:14.448973  CBFS: 'Master Header Locator' located CBFS at [d00000:ffffc0)
 1527 13:54:14.452344  CBFS: Locating 'max98927-render-2ch-48khz-16b.bin'
 1528 13:54:14.455674  CBFS: Found @ offset 103f00 size 64
 1529 13:54:14.462159  CBFS: 'Master Header Locator' located CBFS at [d00000:ffffc0)
 1530 13:54:14.468982  CBFS: Locating 'max98927-render-2ch-48khz-16b.bin'
 1531 13:54:14.472024  CBFS: Found @ offset 103f00 size 64
 1532 13:54:14.472109  ACPI:    * NHLT
 1533 13:54:14.478539  ACPI: added table 6/32, length now 60
 1534 13:54:14.478623  ACPI:    * DMAR
 1535 13:54:14.481884  ACPI: added table 7/32, length now 64
 1536 13:54:14.485289  ACPI: * IGD OpRegion
 1537 13:54:14.488626  GMA: Found VBT in CBFS
 1538 13:54:14.491927  GMA: Found valid VBT in CBFS
 1539 13:54:14.492011  current = 7aaa3610
 1540 13:54:14.495220  ACPI: added table 8/32, length now 68
 1541 13:54:14.498373  ACPI:    * HPET
 1542 13:54:14.501811  ACPI: added table 9/32, length now 72
 1543 13:54:14.501926  ACPI: done.
 1544 13:54:14.505193  ACPI tables: 38592 bytes.
 1545 13:54:14.508451  smbios_write_tables: 7a998000
 1546 13:54:14.511848  Create SMBIOS type 17
 1547 13:54:14.515054  PCI: 01:00.0 (Intel WiFi)
 1548 13:54:14.515138  SMBIOS tables: 662 bytes.
 1549 13:54:14.521832  Writing table forward entry at 0x00000500
 1550 13:54:14.528270  Wrote coreboot table at: 00000500, 0x10 bytes, checksum a532
 1551 13:54:14.531492  Writing coreboot table at 0x7aabe000
 1552 13:54:14.534807   0. 0000000000000000-0000000000000fff: CONFIGURATION TABLES
 1553 13:54:14.541616   1. 0000000000001000-000000000009ffff: RAM
 1554 13:54:14.544897   2. 00000000000a0000-00000000000fffff: RESERVED
 1555 13:54:14.548044   3. 0000000000100000-000000007a997fff: RAM
 1556 13:54:14.554643   4. 000000007a998000-000000007ab05fff: CONFIGURATION TABLES
 1557 13:54:14.561569   5. 000000007ab06000-000000007abcffff: RAMSTAGE
 1558 13:54:14.564596   6. 000000007abd0000-000000007affffff: CONFIGURATION TABLES
 1559 13:54:14.571170   7. 000000007b000000-000000007fffffff: RESERVED
 1560 13:54:14.574562   8. 00000000e0000000-00000000e3ffffff: RESERVED
 1561 13:54:14.581253   9. 00000000fe000000-00000000fe00ffff: RESERVED
 1562 13:54:14.584414  10. 00000000fed10000-00000000fed19fff: RESERVED
 1563 13:54:14.591128  11. 00000000fed80000-00000000fed84fff: RESERVED
 1564 13:54:14.594490  12. 00000000fed90000-00000000fed91fff: RESERVED
 1565 13:54:14.597894  13. 0000000100000000-000000017effffff: RAM
 1566 13:54:14.604301  Graphics framebuffer located at 0xc0000000
 1567 13:54:14.607585  Passing 6 GPIOs to payload:
 1568 13:54:14.610945              NAME |       PORT | POLARITY |     VALUE
 1569 13:54:14.617521     write protect |  undefined |     high |       low
 1570 13:54:14.624220          recovery |  undefined |     high |       low
 1571 13:54:14.627363               lid |  undefined |     high |      high
 1572 13:54:14.633970             power |  undefined |     high |       low
 1573 13:54:14.637496             oprom |  undefined |     high |       low
 1574 13:54:14.644230          EC in RW | 0x00000036 |     high |       low
 1575 13:54:14.644314  Board ID: 6
 1576 13:54:14.650846  CBFS: 'Master Header Locator' located CBFS at [d00000:ffffc0)
 1577 13:54:14.657225  Wrote coreboot table at: 7aabe000, 0x57c bytes, checksum 3538
 1578 13:54:14.660627  coreboot table: 1428 bytes.
 1579 13:54:14.663892  IMD ROOT    0. 7afff000 00001000
 1580 13:54:14.667236  IMD SMALL   1. 7affe000 00001000
 1581 13:54:14.670476  FSP MEMORY  2. 7abfe000 00400000
 1582 13:54:14.673760  CONSOLE     3. 7abde000 00020000
 1583 13:54:14.677081  TIME STAMP  4. 7abdd000 00000910
 1584 13:54:14.680515  VBOOT       5. 7abdc000 00000c0c
 1585 13:54:14.683622  MRC DATA    6. 7abda000 00001878
 1586 13:54:14.686728  ROMSTG STCK 7. 7abd9000 00000400
 1587 13:54:14.690195  AFTER CAR   8. 7abd0000 00009000
 1588 13:54:14.693330  RAMSTAGE    9. 7ab05000 000cb000
 1589 13:54:14.696864  REFCODE    10. 7aad6000 0002f000
 1590 13:54:14.700174  SMM BACKUP 11. 7aac6000 00010000
 1591 13:54:14.703229  COREBOOT   12. 7aabe000 00008000
 1592 13:54:14.706650  ACPI       13. 7aa9a000 00024000
 1593 13:54:14.709872  ACPI GNVS  14. 7aa99000 00001000
 1594 13:54:14.713331  RAMOOPS    15. 7a999000 00100000
 1595 13:54:14.716511  SMBIOS     16. 7a998000 00000800
 1596 13:54:14.719787  IMD small region:
 1597 13:54:14.723296    IMD ROOT    0. 7affec00 00000400
 1598 13:54:14.726544    FSP RUNTIME 1. 7affebe0 00000004
 1599 13:54:14.729676    VBOOT SEL   2. 7affebc0 00000008
 1600 13:54:14.733172    EC HOSTEVENT 3. 7affeba0 00000008
 1601 13:54:14.736216    POWER STATE 4. 7affeb60 00000040
 1602 13:54:14.739508    ROMSTAGE    5. 7affeb40 00000004
 1603 13:54:14.742964    MEM INFO    6. 7affe980 000001a9
 1604 13:54:14.746293    COREBOOTFWD 7. 7affe940 00000028
 1605 13:54:14.749692  MTRR: Physical address space:
 1606 13:54:14.756249  0x0000000000000000 - 0x00000000000a0000 size 0x000a0000 type 6
 1607 13:54:14.762870  0x00000000000a0000 - 0x00000000000c0000 size 0x00020000 type 0
 1608 13:54:14.769479  0x00000000000c0000 - 0x000000007b800000 size 0x7b740000 type 6
 1609 13:54:14.776099  0x000000007b800000 - 0x00000000c0000000 size 0x44800000 type 0
 1610 13:54:14.782467  0x00000000c0000000 - 0x00000000d0000000 size 0x10000000 type 1
 1611 13:54:14.785991  0x00000000d0000000 - 0x0000000100000000 size 0x30000000 type 0
 1612 13:54:14.792429  0x0000000100000000 - 0x000000017f000000 size 0x7f000000 type 6
 1613 13:54:14.799145  MTRR: Fixed MSR 0x250 0x0606060606060606
 1614 13:54:14.802334  MTRR: Fixed MSR 0x258 0x0606060606060606
 1615 13:54:14.805807  MTRR: Fixed MSR 0x259 0x0000000000000000
 1616 13:54:14.808984  MTRR: Fixed MSR 0x268 0x0606060606060606
 1617 13:54:14.812371  MTRR: Fixed MSR 0x269 0x0606060606060606
 1618 13:54:14.819012  MTRR: Fixed MSR 0x26a 0x0606060606060606
 1619 13:54:14.822158  MTRR: Fixed MSR 0x26b 0x0606060606060606
 1620 13:54:14.825493  MTRR: Fixed MSR 0x26c 0x0606060606060606
 1621 13:54:14.828928  MTRR: Fixed MSR 0x26d 0x0606060606060606
 1622 13:54:14.835355  MTRR: Fixed MSR 0x26e 0x0606060606060606
 1623 13:54:14.838701  MTRR: Fixed MSR 0x26f 0x0606060606060606
 1624 13:54:14.841995  call enable_fixed_mtrr()
 1625 13:54:14.845421  CPU physical address size: 39 bits
 1626 13:54:14.851902  MTRR: default type WB/UC MTRR counts: 6/5.
 1627 13:54:14.855189  MTRR: UC selected as default type.
 1628 13:54:14.858619  MTRR: 0 base 0x0000000000000000 mask 0x0000007f80000000 type 6
 1629 13:54:14.865145  MTRR: 1 base 0x000000007b800000 mask 0x0000007fff800000 type 0
 1630 13:54:14.871959  MTRR: 2 base 0x000000007c000000 mask 0x0000007ffc000000 type 0
 1631 13:54:14.878551  MTRR: 3 base 0x00000000c0000000 mask 0x0000007ff0000000 type 1
 1632 13:54:14.884951  MTRR: 4 base 0x0000000100000000 mask 0x0000007f80000000 type 6
 1633 13:54:14.888341  
 1634 13:54:14.888429  MTRR check
 1635 13:54:14.891504  Fixed MTRRs   : Enabled
 1636 13:54:14.891591  Variable MTRRs: Enabled
 1637 13:54:14.891660  
 1638 13:54:14.898200  MTRR: Fixed MSR 0x250 0x0606060606060606
 1639 13:54:14.901543  MTRR: Fixed MSR 0x258 0x0606060606060606
 1640 13:54:14.904925  MTRR: Fixed MSR 0x259 0x0000000000000000
 1641 13:54:14.908377  MTRR: Fixed MSR 0x268 0x0606060606060606
 1642 13:54:14.914799  MTRR: Fixed MSR 0x269 0x0606060606060606
 1643 13:54:14.918019  MTRR: Fixed MSR 0x26a 0x0606060606060606
 1644 13:54:14.921278  MTRR: Fixed MSR 0x26b 0x0606060606060606
 1645 13:54:14.924526  MTRR: Fixed MSR 0x26c 0x0606060606060606
 1646 13:54:14.931213  MTRR: Fixed MSR 0x26d 0x0606060606060606
 1647 13:54:14.934488  MTRR: Fixed MSR 0x26e 0x0606060606060606
 1648 13:54:14.937902  MTRR: Fixed MSR 0x26f 0x0606060606060606
 1649 13:54:14.944894  BS: BS_WRITE_TABLES times (us): entry 0 run 533995 exit 146851
 1650 13:54:14.948160  call enable_fixed_mtrr()
 1651 13:54:14.954573  CBFS: 'Master Header Locator' located CBFS at [d00000:ffffc0)
 1652 13:54:14.957624  CPU physical address size: 39 bits
 1653 13:54:14.961095  CBFS: Locating 'fallback/payload'
 1654 13:54:14.964184  MTRR: Fixed MSR 0x250 0x0606060606060606
 1655 13:54:14.967597  MTRR: Fixed MSR 0x250 0x0606060606060606
 1656 13:54:14.974305  MTRR: Fixed MSR 0x258 0x0606060606060606
 1657 13:54:14.977455  MTRR: Fixed MSR 0x259 0x0000000000000000
 1658 13:54:14.981017  MTRR: Fixed MSR 0x268 0x0606060606060606
 1659 13:54:14.984274  MTRR: Fixed MSR 0x269 0x0606060606060606
 1660 13:54:14.990900  MTRR: Fixed MSR 0x26a 0x0606060606060606
 1661 13:54:14.994119  MTRR: Fixed MSR 0x26b 0x0606060606060606
 1662 13:54:14.997428  MTRR: Fixed MSR 0x26c 0x0606060606060606
 1663 13:54:15.000558  MTRR: Fixed MSR 0x26d 0x0606060606060606
 1664 13:54:15.007358  MTRR: Fixed MSR 0x26e 0x0606060606060606
 1665 13:54:15.010530  MTRR: Fixed MSR 0x26f 0x0606060606060606
 1666 13:54:15.014084  MTRR: Fixed MSR 0x258 0x0606060606060606
 1667 13:54:15.020561  MTRR: Fixed MSR 0x259 0x0000000000000000
 1668 13:54:15.023621  MTRR: Fixed MSR 0x268 0x0606060606060606
 1669 13:54:15.026978  MTRR: Fixed MSR 0x269 0x0606060606060606
 1670 13:54:15.030344  MTRR: Fixed MSR 0x26a 0x0606060606060606
 1671 13:54:15.033578  MTRR: Fixed MSR 0x26b 0x0606060606060606
 1672 13:54:15.040307  MTRR: Fixed MSR 0x26c 0x0606060606060606
 1673 13:54:15.043624  MTRR: Fixed MSR 0x26d 0x0606060606060606
 1674 13:54:15.046910  MTRR: Fixed MSR 0x26e 0x0606060606060606
 1675 13:54:15.050129  MTRR: Fixed MSR 0x26f 0x0606060606060606
 1676 13:54:15.053240  call enable_fixed_mtrr()
 1677 13:54:15.056524  call enable_fixed_mtrr()
 1678 13:54:15.059892  CBFS: Found @ offset 223040 size 360b4
 1679 13:54:15.063457  CPU physical address size: 39 bits
 1680 13:54:15.069903  CPU physical address size: 39 bits
 1681 13:54:15.073338  Checking segment from ROM address 0xfff23078
 1682 13:54:15.076685  Checking segment from ROM address 0xfff23094
 1683 13:54:15.083031  Loading segment from ROM address 0xfff23078
 1684 13:54:15.083111    code (compression=0)
 1685 13:54:15.093044    New segment dstaddr 0x30104020 memsize 0x64d8b0 srcaddr 0xfff230b0 filesize 0x3607c
 1686 13:54:15.102680  Loading Segment: addr: 0x30104020 memsz: 0x000000000064d8b0 filesz: 0x000000000003607c
 1687 13:54:15.102762  it's not compressed!
 1688 13:54:15.190119  [ 0x30104020, 3013a09c, 0x307518d0) <- fff230b0
 1689 13:54:15.196929  Clearing Segment: addr: 0x000000003013a09c memsz: 0x0000000000617834
 1690 13:54:15.203498  Loading segment from ROM address 0xfff23094
 1691 13:54:15.203580    Entry Point 0x30104020
 1692 13:54:15.206595  Loaded segments
 1693 13:54:15.232218  Finalizing chipset.
 1694 13:54:15.238809  ME: Host Firmware Status Register 1 : 0x90000245
 1695 13:54:15.242183  ME: Host Firmware Status Register 2 : 0x6B000306
 1696 13:54:15.248866  ME: Host Firmware Status Register 3 : 0x00000020
 1697 13:54:15.252214  ME: Host Firmware Status Register 4 : 0x00084000
 1698 13:54:15.255459  ME: Host Firmware Status Register 5 : 0x00000000
 1699 13:54:15.261871  ME: Host Firmware Status Register 6 : 0x40000002
 1700 13:54:15.265333  ME: FW Partition Table      : OK
 1701 13:54:15.268405  ME: Bringup Loader Failure  : NO
 1702 13:54:15.271872  ME: Firmware Init Complete  : YES
 1703 13:54:15.275182  ME: Manufacturing Mode      : NO
 1704 13:54:15.278567  ME: Boot Options Present    : NO
 1705 13:54:15.281676  ME: Update In Progress      : NO
 1706 13:54:15.285123  ME: D3 Support              : NO
 1707 13:54:15.288603  ME: D0i3 Support            : YES
 1708 13:54:15.291886  ME: Low Power State Enabled : YES
 1709 13:54:15.294920  ME: CPU Replaced            : NO
 1710 13:54:15.298400  ME: CPU Replacement Valid   : YES
 1711 13:54:15.301605  ME: Current Working State   : Normal
 1712 13:54:15.304932  ME: Current Operation State : M0 with UMA
 1713 13:54:15.311451  ME: Current Operation Mode  : Normal
 1714 13:54:15.314883  ME: Error Code              : No Error
 1715 13:54:15.318145  ME: Progress Phase          : Host Communication
 1716 13:54:15.324849  ME: Power Management Event  : Power cycle reset through Moff
 1717 13:54:15.331419  ME: Progress Phase State    : Host communication established
 1718 13:54:15.334696  ME: Power Down Mitigation   : NO
 1719 13:54:15.338087  ME: FPF status              : fused
 1720 13:54:15.338163  Clearing MCA.
 1721 13:54:15.341135  Finalizing SMM.
 1722 13:54:15.347923  BS: BS_PAYLOAD_LOAD times (us): entry 606 run 261932 exit 135683
 1723 13:54:15.351226  mp_park_aps done after 0 msecs.
 1724 13:54:15.354506  Jumping to boot code at 30104020(7aabe000)
 1725 13:54:15.364194  CPU0: stack: 7ab46000 - 7ab47000, lowest used address 7ab46abc, stack used: 1348 bytes
 1726 13:54:15.364297  
 1727 13:54:15.367638  Starting depthcharge on rammus...
 1728 13:54:15.367992  end: 2.2.3 depthcharge-start (duration 00:00:18) [common]
 1729 13:54:15.368118  start: 2.2.4 bootloader-commands (timeout 00:04:42) [common]
 1730 13:54:15.368232  Setting prompt string to ['rammus:']
 1731 13:54:15.368352  bootloader-commands: Wait for prompt ['rammus:'] (timeout 00:04:42)
 1732 13:54:15.374159  WARNING: can't convert coreboot GPIOs, 'lid' won't be resampled at runtime!
 1733 13:54:15.383879  WARNING: can't convert coreboot GPIOs, 'power' won't be resampled at runtime!
 1734 13:54:15.387201  The GBB signature is at 0x30004020 and is:  24 47 42 42
 1735 13:54:15.397114  [firmware-rammus-11275.B-collabora] Dec 11 2020 10:26:21
 1736 13:54:15.397205  
 1737 13:54:15.397484  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+']
 1739 13:54:15.498202  rammus: tftpboot 192.168.201.1 6894846/tftp-deploy-tg42mrrv/kernel/bzImage 6894846/tftp-deploy-tg42mrrv/kernel/cmdline 6894846/tftp-deploy-tg42mrrv/ramdisk/ramdisk.cpio.gz
 1740 13:54:15.498365  Setting prompt string to 'Starting kernel'
 1741 13:54:15.498446  Setting prompt string to ['Starting kernel']
 1742 13:54:15.498537  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+']
 1743 13:54:15.498615  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+'] (timeout 00:04:41)
 1744 13:54:15.502361  tftpboot 192.168.201.1 6894846/tftp-deploy-tg42mrrv/kernel/bzImoy-tg42mrrv/kernel/cmdline 6894846/tftp-deploy-tg42mrrv/ramdisk/ramdisk.cpio.gz
 1745 13:54:15.502448  Waiting for link
 1746 13:54:16.011213  R8152: Initializing
 1747 13:54:16.014311  Version 9 (ocp_data = 6010)
 1748 13:54:16.017553  R8152: Done initializing
 1749 13:54:16.020739  Adding net device
 1750 13:54:16.220776  done.
 1751 13:54:16.220932  MAC: 00:e0:4c:68:0a:98
 1752 13:54:16.224025  Sending DHCP discover... done.
 1753 13:54:16.227207  Waiting for reply... done.
 1754 13:54:16.230606  Sending DHCP request... done.
 1755 13:54:16.233928  Waiting for reply... done.
 1756 13:54:16.237022  My ip is 192.168.201.20
 1757 13:54:16.240476  The DHCP server ip is 192.168.201.1
 1758 13:54:16.247012  TFTP server IP predefined by user: 192.168.201.1
 1759 13:54:16.253393  Bootfile predefined by user: 6894846/tftp-deploy-tg42mrrv/kernel/bzImage
 1760 13:54:16.256829  Sending tftp read request... done.
 1761 13:54:16.260176  Waiting for the transfer... 
 1762 13:54:16.509885  00000000 ################################################################
 1763 13:54:16.758633  00080000 ################################################################
 1764 13:54:17.006879  00100000 ################################################################
 1765 13:54:17.251891  00180000 ################################################################
 1766 13:54:17.503046  00200000 ################################################################
 1767 13:54:17.744544  00280000 ################################################################
 1768 13:54:17.990239  00300000 ################################################################
 1769 13:54:18.235523  00380000 ################################################################
 1770 13:54:18.482544  00400000 ################################################################
 1771 13:54:18.725802  00480000 ################################################################
 1772 13:54:18.968894  00500000 ################################################################
 1773 13:54:19.218301  00580000 ################################################################
 1774 13:54:19.468692  00600000 ################################################################
 1775 13:54:19.713331  00680000 ################################################################
 1776 13:54:19.953883  00700000 ################################################################
 1777 13:54:20.197344  00780000 ################################################################
 1778 13:54:20.443137  00800000 ################################################################
 1779 13:54:20.682831  00880000 ################################################################
 1780 13:54:20.922586  00900000 ################################################################
 1781 13:54:21.166923  00980000 ################################################################
 1782 13:54:21.410154  00a00000 ################################################################
 1783 13:54:21.653422  00a80000 ################################################################
 1784 13:54:21.904187  00b00000 ################################################################
 1785 13:54:22.153232  00b80000 ################################################################
 1786 13:54:22.389780  00c00000 ############################################################### done.
 1787 13:54:22.393127  The bootfile was 13097920 bytes long.
 1788 13:54:22.396497  Sending tftp read request... done.
 1789 13:54:22.399562  Waiting for the transfer... 
 1790 13:54:22.672003  00000000 ################################################################
 1791 13:54:22.928986  00080000 ################################################################
 1792 13:54:23.181146  00100000 ################################################################
 1793 13:54:23.423933  00180000 ################################################################
 1794 13:54:23.665972  00200000 ################################################################
 1795 13:54:23.908906  00280000 ################################################################
 1796 13:54:24.153546  00300000 ################################################################
 1797 13:54:24.395132  00380000 ################################################################
 1798 13:54:24.672227  00400000 ################################################################
 1799 13:54:24.928388  00480000 ################################################################
 1800 13:54:25.170555  00500000 ################################################################
 1801 13:54:25.421894  00580000 ################################################################
 1802 13:54:25.665773  00600000 ################################################################
 1803 13:54:25.907212  00680000 ################################################################
 1804 13:54:26.154710  00700000 ################################################################
 1805 13:54:26.406925  00780000 ################################################################
 1806 13:54:26.461350  00800000 ############### done.
 1807 13:54:26.467800  Sending tftp read request... done.
 1808 13:54:26.467896  Waiting for the transfer... 
 1809 13:54:26.471160  00000000 # done.
 1810 13:54:26.480883  Command line loaded dynamically from TFTP file: 6894846/tftp-deploy-tg42mrrv/kernel/cmdline
 1811 13:54:26.504023  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/6894846/extract-nfsrootfs-_e_8tjyy,tcp,hard ip=dhcp tftpserverip=192.168.201.1
 1812 13:54:26.512102  Shutting down all USB controllers.
 1813 13:54:26.512187  Removing current net device
 1814 13:54:26.515332  Finalizing coreboot
 1815 13:54:26.521813  Exiting depthcharge with code 4 at timestamp: 17397845
 1816 13:54:26.521898  
 1817 13:54:26.521974  Starting kernel ...
 1818 13:54:26.522039  
 1819 13:54:26.522098  
 1820 13:54:26.522399  end: 2.2.4 bootloader-commands (duration 00:00:11) [common]
 1821 13:54:26.522499  start: 2.2.5 auto-login-action (timeout 00:04:30) [common]
 1822 13:54:26.522575  Setting prompt string to ['Linux version [0-9]']
 1823 13:54:26.522645  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+']
 1824 13:54:26.522714  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+'] (timeout 00:05:00)
 1825 13:54:28.513952  start: 2.2.5.1 login-action (timeout 00:04:28) [common]
 1826 13:54:28.514129  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.
 1827 13:54:28.514255  Setting prompt string to ['-+\\[ cut here \\]-+\\s+(.*\\s+-+\\[ end trace (\\w*) \\]-+)', '(Unhandled fault.*)\\r\\n', 'Kernel panic - (.*) end Kernel panic', 'Stack:\\s+(.*\\s+-+\\[ end trace (\\w*) \\]-+)', '^[^\\n]+WARNING:.*?$', '^[^\\n]+Oops(?: -|:).*?$', '^[^\\n]+BUG:.*?$']
 1828 13:54:28.514363  Using line separator: #'\n'#
 1829 13:54:28.514456  No login prompt set.
 1830 13:54:28.514552  Parsing kernel messages
 1831 13:54:28.514641  ['-+\\[ cut here \\]-+\\s+(.*\\s+-+\\[ end trace (\\w*) \\]-+)', '(Unhandled fault.*)\\r\\n', 'Kernel panic - (.*) end Kernel panic', 'Stack:\\s+(.*\\s+-+\\[ end trace (\\w*) \\]-+)', '^[^\\n]+WARNING:.*?$', '^[^\\n]+Oops(?: -|:).*?$', '^[^\\n]+BUG:.*?$', '/ #', 'Login timed out', 'Login incorrect']
 1832 13:54:28.514743  [login-action] Waiting for messages, (timeout 00:04:28)
 1833 13:54:28.533233  [    0.000000] Linux version 5.10.129-cip12 (KernelCI@build-j402801-x86-64-gcc-10-x86-64-defconfig-x86-chromeboo2cxd5) (gcc (Debian 10.2.1-6) 10.2.1 20210110, GNU ld (GNU Binutils for Debian) 2.35.2) #1 SMP Tue Jul 26 13:44:52 UTC 2022
 1834 13:54:28.559447  [    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/6894846/extract-nfsrootfs-_e_8tjyy,tcp,hard ip=dhcp tftpserverip=192.168.201.1
 1835 13:54:28.566278  [    0.000000] x86/fpu: Supporting XSAVE feature 0x001: 'x87 floating point registers'
 1836 13:54:28.576007  [    0.000000] x86/fpu: Supporting XSAVE feature 0x002: 'SSE registers'
 1837 13:54:28.582375  [    0.000000] x86/fpu: Supporting XSAVE feature 0x004: 'AVX registers'
 1838 13:54:28.588945  [    0.000000] x86/fpu: Supporting XSAVE feature 0x008: 'MPX bounds registers'
 1839 13:54:28.595582  [    0.000000] x86/fpu: Supporting XSAVE feature 0x010: 'MPX CSR'
 1840 13:54:28.601920  [    0.000000] x86/fpu: xstate_offset[2]:  576, xstate_sizes[2]:  256
 1841 13:54:28.608925  [    0.000000] x86/fpu: xstate_offset[3]:  832, xstate_sizes[3]:   64
 1842 13:54:28.618603  [    0.000000] x86/fpu: xstate_offset[4]:  896, xstate_sizes[4]:   64
 1843 13:54:28.628803  [    0.000000] x86/fpu: Enabled xstate features 0x1f, context size is 960 bytes, using 'compacted' format.
 1844 13:54:28.632079  [    0.000000] BIOS-provided physical RAM map:
 1845 13:54:28.638376  [    0.000000] BIOS-e820: [mem 0x0000000000000000-0x0000000000000fff] type 16
 1846 13:54:28.648518  [    0.000000] BIOS-e820: [mem 0x0000000000001000-0x000000000009ffff] usable
 1847 13:54:28.654869  [    0.000000] BIOS-e820: [mem 0x00000000000a0000-0x00000000000fffff] reserved
 1848 13:54:28.661646  [    0.000000] BIOS-e820: [mem 0x0000000000100000-0x000000007a997fff] usable
 1849 13:54:28.671660  [    0.000000] BIOS-e820: [mem 0x000000007a998000-0x000000007affffff] type 16
 1850 13:54:28.678122  [    0.000000] BIOS-e820: [mem 0x000000007b000000-0x000000007fffffff] reserved
 1851 13:54:28.688218  [    0.000000] BIOS-e820: [mem 0x00000000e0000000-0x00000000e3ffffff] reserved
 1852 13:54:28.694488  [    0.000000] BIOS-e820: [mem 0x00000000fe000000-0x00000000fe00ffff] reserved
 1853 13:54:28.701031  [    0.000000] BIOS-e820: [mem 0x00000000fed10000-0x00000000fed19fff] reserved
 1854 13:54:28.710924  [    0.000000] BIOS-e820: [mem 0x00000000fed80000-0x00000000fed84fff] reserved
 1855 13:54:28.717460  [    0.000000] BIOS-e820: [mem 0x00000000fed90000-0x00000000fed91fff] reserved
 1856 13:54:28.723734  [    0.000000] BIOS-e820: [mem 0x0000000100000000-0x000000017effffff] usable
 1857 13:54:28.730612  [    0.000000] NX (Execute Disable) protection: active
 1858 13:54:28.733805  [    0.000000] SMBIOS 2.7 present.
 1859 13:54:28.740240  [    0.000000] DMI: Google Rammus/Rammus, BIOS  09/04/2020
 1860 13:54:28.743494  [    0.000000] tsc: Detected 1600.000 MHz processor
 1861 13:54:28.750040  [    0.000000] tsc: Detected 1599.960 MHz TSC
 1862 13:54:28.756725  [    0.000052] last_pfn = 0x17f000 max_arch_pfn = 0x400000000
 1863 13:54:28.763121  [    0.001357] x86/PAT: Configuration [0-7]: WB  WC  UC- UC  WB  WP  UC- WT  
 1864 13:54:28.769964  [    0.006961] last_pfn = 0x7a998 max_arch_pfn = 0x400000000
 1865 13:54:28.776322  [    0.023132] check: Scanning 1 areas for low memory corruption
 1866 13:54:28.779695  [    0.023145] Using GB pages for direct mapping
 1867 13:54:28.786165  [    0.023743] RAMDISK: [mem 0x377e2000-0x37ffffff]
 1868 13:54:28.792688  [    0.023750] ACPI: Early table checksum verification disabled
 1869 13:54:28.799312  [    0.023758] ACPI: RSDP 0x00000000000F0000 000024 (v02 CORE  )
 1870 13:54:28.809057  [    0.023771] ACPI: XSDT 0x000000007AA9A0E0 00006C (v01 CORE   COREBOOT 00000000 CORE 00000000)
 1871 13:54:28.819070  [    0.023787] ACPI: FACP 0x000000007AA9E970 0000F4 (v04 CORE   COREBOOT 00000000 CORE 00000000)
 1872 13:54:28.828800  [    0.023803] ACPI: DSDT 0x000000007AA9A280 0046E3 (v05 COREv4 COREBOOT 20110725 INTL 20180531)
 1873 13:54:28.832208  [    0.023816] ACPI: FACS 0x000000007AA9A240 000040
 1874 13:54:28.838823  [    0.023827] ACPI: FACS 0x000000007AA9A240 000040
 1875 13:54:28.848686  [    0.023838] ACPI: SSDT 0x000000007AA9EA70 000EFA (v02 CORE   COREBOOT 0000002A CORE 0000002A)
 1876 13:54:28.858608  [    0.023850] ACPI: MCFG 0x000000007AA9F970 00003C (v01 CORE   COREBOOT 00000000 CORE 00000000)
 1877 13:54:28.865112  [    0.023862] ACPI: TPM2 0x000000007AA9F9B0 000040 (v04 CORE   COREBOOT 00000000 CORE 00000000)
 1878 13:54:28.874929  [    0.023873] ACPI: APIC 0x000000007AA9F9F0 00006C (v02 CORE   COREBOOT 00000000 CORE 00000000)
 1879 13:54:28.884760  [    0.023885] ACPI: NHLT 0x000000007AA9FA60 001B1C (v05 GOOGLE RAMMUS   00000000 CORE 00000000)
 1880 13:54:28.894715  [    0.023897] ACPI: DMAR 0x000000007AAA1580 000088 (v01 CORE   COREBOOT 00000000 CORE 00000000)
 1881 13:54:28.904313  [    0.023909] ACPI: DBG2 0x000000007AAA3610 000061 (v00 CORE   COREBOOT 00000000 CORE 00000000)
 1882 13:54:28.914246  [    0.023921] ACPI: HPET 0x000000007AAA3680 000038 (v01 CORE   COREBOOT 00000000 CORE 00000000)
 1883 13:54:28.920764  [    0.023933] ACPI: Reserving FACP table memory at [mem 0x7aa9e970-0x7aa9ea63]
 1884 13:54:28.930884  [    0.023938] ACPI: Reserving DSDT table memory at [mem 0x7aa9a280-0x7aa9e962]
 1885 13:54:28.937389  [    0.023942] ACPI: Reserving FACS table memory at [mem 0x7aa9a240-0x7aa9a27f]
 1886 13:54:28.947483  [    0.023947] ACPI: Reserving FACS table memory at [mem 0x7aa9a240-0x7aa9a27f]
 1887 13:54:28.954057  [    0.023952] ACPI: Reserving SSDT table memory at [mem 0x7aa9ea70-0x7aa9f969]
 1888 13:54:28.960497  [    0.023956] ACPI: Reserving MCFG table memory at [mem 0x7aa9f970-0x7aa9f9ab]
 1889 13:54:28.970567  [    0.023961] ACPI: Reserving TPM2 table memory at [mem 0x7aa9f9b0-0x7aa9f9ef]
 1890 13:54:28.977138  [    0.023966] ACPI: Reserving APIC table memory at [mem 0x7aa9f9f0-0x7aa9fa5b]
 1891 13:54:28.986644  [    0.023970] ACPI: Reserving NHLT table memory at [mem 0x7aa9fa60-0x7aaa157b]
 1892 13:54:28.993318  [    0.023975] ACPI: Reserving DMAR table memory at [mem 0x7aaa1580-0x7aaa1607]
 1893 13:54:29.000214  [    0.023980] ACPI: Reserving DBG2 table memory at [mem 0x7aaa3610-0x7aaa3670]
 1894 13:54:29.009819  [    0.023984] ACPI: Reserving HPET table memory at [mem 0x7aaa3680-0x7aaa36b7]
 1895 13:54:29.013021  [    0.024123] No NUMA configuration found
 1896 13:54:29.019629  [    0.024128] Faking a node at [mem 0x0000000000000000-0x000000017effffff]
 1897 13:54:29.026425  [    0.024138] NODE_DATA(0) allocated [mem 0x17effc000-0x17effffff]
 1898 13:54:29.029470  [    0.024180] Zone ranges:
 1899 13:54:29.036105  [    0.024184]   DMA      [mem 0x0000000000001000-0x0000000000ffffff]
 1900 13:54:29.046182  [    0.024192]   DMA32    [mem 0x0000000001000000-0x00000000ffffffff]
 1901 13:54:29.052545  [    0.024199]   Normal   [mem 0x0000000100000000-0x000000017effffff]
 1902 13:54:29.055711  [    0.024206] Movable zone start for each node
 1903 13:54:29.059108  [    0.024211] Early memory node ranges
 1904 13:54:29.065920  [    0.024216]   node   0: [mem 0x0000000000001000-0x000000000009ffff]
 1905 13:54:29.075725  [    0.024221]   node   0: [mem 0x0000000000100000-0x000000007a997fff]
 1906 13:54:29.082231  [    0.024226]   node   0: [mem 0x0000000100000000-0x000000017effffff]
 1907 13:54:29.089039  [    0.024232] Initmem setup node 0 [mem 0x0000000000001000-0x000000017effffff]
 1908 13:54:29.095320  [    0.024267] On node 0, zone DMA: 1 pages in unavailable ranges
 1909 13:54:29.102100  [    0.024312] On node 0, zone DMA: 96 pages in unavailable ranges
 1910 13:54:29.108570  [    0.035232] On node 0, zone Normal: 22120 pages in unavailable ranges
 1911 13:54:29.115323  [    0.035297] On node 0, zone Normal: 4096 pages in unavailable ranges
 1912 13:54:29.125133  [    0.035323] Reserving Intel graphics memory at [mem 0x7c000000-0x7fffffff]
 1913 13:54:29.128470  [    0.035677] ACPI: PM-Timer IO Port: 0x1808
 1914 13:54:29.138291  [    0.035730] IOAPIC[0]: apic_id 2, version 32, address 0xfec00000, GSI 0-119
 1915 13:54:29.144819  [    0.035742] ACPI: INT_SRC_OVR (bus 0 bus_irq 0 global_irq 2 dfl dfl)
 1916 13:54:29.151178  [    0.035748] ACPI: INT_SRC_OVR (bus 0 bus_irq 9 global_irq 9 high level)
 1917 13:54:29.157898  [    0.035761] Using ACPI (MADT) for SMP configuration information
 1918 13:54:29.164675  [    0.035767] ACPI: HPET id: 0x8086a701 base: 0xfed00000
 1919 13:54:29.167706  [    0.035774] TSC deadline timer available
 1920 13:54:29.174404  [    0.035779] smpboot: Allowing 4 CPUs, 0 hotplug CPUs
 1921 13:54:29.181058  [    0.035805] PM: hibernation: Registered nosave memory: [mem 0x00000000-0x00000fff]
 1922 13:54:29.190881  [    0.035811] PM: hibernation: Registered nosave memory: [mem 0x000a0000-0x000fffff]
 1923 13:54:29.200955  [    0.035816] PM: hibernation: Registered nosave memory: [mem 0x7a998000-0x7affffff]
 1924 13:54:29.207292  [    0.035820] PM: hibernation: Registered nosave memory: [mem 0x7b000000-0x7fffffff]
 1925 13:54:29.217305  [    0.035824] PM: hibernation: Registered nosave memory: [mem 0x80000000-0xdfffffff]
 1926 13:54:29.223625  [    0.035828] PM: hibernation: Registered nosave memory: [mem 0xe0000000-0xe3ffffff]
 1927 13:54:29.233445  [    0.035832] PM: hibernation: Registered nosave memory: [mem 0xe4000000-0xfdffffff]
 1928 13:54:29.240004  [    0.035837] PM: hibernation: Registered nosave memory: [mem 0xfe000000-0xfe00ffff]
 1929 13:54:29.250137  [    0.035841] PM: hibernation: Registered nosave memory: [mem 0xfe010000-0xfed0ffff]
 1930 13:54:29.259761  [    0.035845] PM: hibernation: Registered nosave memory: [mem 0xfed10000-0xfed19fff]
 1931 13:54:29.266393  [    0.035848] PM: hibernation: Registered nosave memory: [mem 0xfed1a000-0xfed7ffff]
 1932 13:54:29.276207  [    0.035852] PM: hibernation: Registered nosave memory: [mem 0xfed80000-0xfed84fff]
 1933 13:54:29.282785  [    0.035874] PM: hibernation: Registered nosave memory: [mem 0xfed85000-0xfed8ffff]
 1934 13:54:29.292643  [    0.035878] PM: hibernation: Registered nosave memory: [mem 0xfed90000-0xfed91fff]
 1935 13:54:29.302353  [    0.035882] PM: hibernation: Registered nosave memory: [mem 0xfed92000-0xffffffff]
 1936 13:54:29.309063  [    0.035890] [mem 0x80000000-0xdfffffff] available for PCI devices
 1937 13:54:29.318732  [    0.035897] clocksource: refined-jiffies: mask: 0xffffffff max_cycles: 0xffffffff, max_idle_ns: 1910969940391419 ns
 1938 13:54:29.328659  [    0.049199] setup_percpu: NR_CPUS:64 nr_cpumask_bits:64 nr_cpu_ids:4 nr_node_ids:1
 1939 13:54:29.335296  [    0.049467] percpu: Embedded 59 pages/cpu s200848 r8192 d32624 u524288
 1940 13:54:29.341757  [    0.049534] Built 1 zonelists, mobility grouping on.  Total pages: 1006266
 1941 13:54:29.345135  [    0.049538] Policy zone: Normal
 1942 13:54:29.371334  [    0.049551] 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/6894846/extract-nfsrootfs-_e_8tjyy,tcp,hard ip=dhcp tftpserverip=192.168.201.1
 1943 13:54:29.381199  [    0.050060] Dentry cache hash table entries: 524288 (order: 10, 4194304 bytes, linear)
 1944 13:54:29.387841  [    0.050301] Inode-cache hash table entries: 262144 (order: 9, 2097152 bytes, linear)
 1945 13:54:29.397516  [    0.050381] mem auto-init: stack:off, heap alloc:off, heap free:off
 1946 13:54:29.410787  [    0.071424] Memory: 3892576K/4089052K available (18450K kernel code, 3458K rwdata, 5992K rodata, 1688K init, 11616K bss, 196216K reserved, 0K cma-reserved)
 1947 13:54:29.417564  [    0.071581] SLUB: HWalign=64, Order=0-3, MinObjects=0, CPUs=4, Nodes=1
 1948 13:54:29.424070  [    0.071636] Kernel/User page tables isolation: enabled
 1949 13:54:29.430755  [    0.071719] ftrace: allocating 52718 entries in 206 pages
 1950 13:54:29.437118  [    0.109112] ftrace: allocated 206 pages with 5 groups
 1951 13:54:29.440521  [    0.109392] Running RCU self tests
 1952 13:54:29.446943  [    0.109414] rcu: Hierarchical RCU implementation.
 1953 13:54:29.450316  [    0.109418] rcu: 	RCU event tracing is enabled.
 1954 13:54:29.456863  [    0.109423] rcu: 	RCU lockdep checking is enabled.
 1955 13:54:29.463572  [    0.109428] rcu: 	RCU restricting CPUs from NR_CPUS=64 to nr_cpu_ids=4.
 1956 13:54:29.470067  [    0.109433] 	Rude variant of Tasks RCU enabled.
 1957 13:54:29.473396  [    0.109437] 	Tracing variant of Tasks RCU enabled.
 1958 13:54:29.483322  [    0.109442] rcu: RCU calculated value of scheduler-enlistment delay is 100 jiffies.
 1959 13:54:29.489714  [    0.109446] rcu: Adjusting geometry for rcu_fanout_leaf=16, nr_cpu_ids=4
 1960 13:54:29.496324  [    0.119353] NR_IRQS: 4352, nr_irqs: 1024, preallocated irqs: 16
 1961 13:54:29.499567  [    0.119823] random: crng init done
 1962 13:54:29.506371  [    0.119928] Console: colour dummy device 80x25
 1963 13:54:29.509690  [    0.195065] printk: console [ttyS0] enabled
 1964 13:54:29.519394  [    0.195433] Lock dependency validator: Copyright (c) 2006 Red Hat, Inc., Ingo Molnar
 1965 13:54:29.522776  [    0.196094] ... MAX_LOCKDEP_SUBCLASSES:  8
 1966 13:54:29.529157  [    0.196454] ... MAX_LOCK_DEPTH:          48
 1967 13:54:29.532564  [    0.196821] ... MAX_LOCKDEP_KEYS:        8192
 1968 13:54:29.539121  [    0.197203] ... CLASSHASH_SIZE:          4096
 1969 13:54:29.542487  [    0.197584] ... MAX_LOCKDEP_ENTRIES:     32768
 1970 13:54:29.548947  [    0.197973] ... MAX_LOCKDEP_CHAINS:      65536
 1971 13:54:29.552462  [    0.198362] ... CHAINHASH_SIZE:          32768
 1972 13:54:29.558961  [    0.198751]  memory used by lock dependency info: 6365 kB
 1973 13:54:29.565593  [    0.199219]  memory used for stack traces: 4224 kB
 1974 13:54:29.568856  [    0.199636]  per task-struct memory footprint: 1920 bytes
 1975 13:54:29.575497  [    0.200153] ACPI: Core revision 20200925
 1976 13:54:29.582112  [    0.200724] hpet: HPET dysfunctional in PC10. Force disabled.
 1977 13:54:29.585286  [    0.201224] APIC: Switch to symmetric I/O mode setup
 1978 13:54:29.598579  [    0.205722] clocksource: tsc-early: mask: 0xffffffffffffffff max_cycles: 0x170fff30cc4, max_idle_ns: 440795237869 ns
 1979 13:54:29.611743  [    0.206638] Calibrating delay loop (skipped), value calculated using timer frequency.. 3199.92 BogoMIPS (lpj=1599960)
 1980 13:54:29.614960  [    0.207543] pid_max: default: 32768 minimum: 301
 1981 13:54:29.621447  [    0.207623] LSM: Security Framework initializing
 1982 13:54:29.624951  [    0.207623] SELinux:  Initializing.
 1983 13:54:29.628178  [    0.207623] LSM support for eBPF active
 1984 13:54:29.638083  [    0.207623] Mount-cache hash table entries: 8192 (order: 4, 65536 bytes, linear)
 1985 13:54:29.647554  [    0.207623] Mountpoint-cache hash table entries: 8192 (order: 4, 65536 bytes, linear)
 1986 13:54:29.651071  [    0.207623] mce: CPU0: Thermal monitoring enabled (TM1)
 1987 13:54:29.657474  [    0.207623] process: using mwait in idle threads
 1988 13:54:29.664357  [    0.207623] Last level iTLB entries: 4KB 64, 2MB 8, 4MB 8
 1989 13:54:29.670911  [    0.207623] Last level dTLB entries: 4KB 64, 2MB 0, 4MB 0, 1GB 4
 1990 13:54:29.680592  [    0.207623] Spectre V1 : Mitigation: usercopy/swapgs barriers and __user pointer sanitization
 1991 13:54:29.684124  [    0.207623] Spectre V2 : Mitigation: Retpolines
 1992 13:54:29.693939  [    0.207623] Spectre V2 : Spectre v2 / SpectreRSB mitigation: Filling RSB on context switch
 1993 13:54:29.700428  [    0.207623] Spectre V2 : Enabling Restricted Speculation for firmware calls
 1994 13:54:29.710521  [    0.207623] Spectre V2 : mitigation: Enabling conditional Indirect Branch Prediction Barrier
 1995 13:54:29.720046  [    0.207623] Spectre V2 : User space: Mitigation: STIBP via seccomp and prctl
 1996 13:54:29.730126  [    0.207623] Speculative Store Bypass: Mitigation: Speculative Store Bypass disabled via prctl and seccomp
 1997 13:54:29.736728  [    0.207623] MDS: Vulnerable: Clear CPU buffers attempted, no microcode
 1998 13:54:29.746422  [    0.207623] MMIO Stale Data: Vulnerable: Clear CPU buffers attempted, no microcode
 1999 13:54:29.749706  [    0.207623] SRBDS: Vulnerable: No microcode
 2000 13:54:29.756399  [    0.207623] Freeing SMP alternatives memory: 44K
 2001 13:54:29.766116  [    0.207623] smpboot: CPU0: Intel(R) Core(TM) m3-8100Y CPU @ 1.10GHz (family: 0x6, model: 0x8e, stepping: 0x9)
 2002 13:54:29.779442  [    0.208325] Performance Events: PEBS fmt3+, Skylake events, 32-deep LBR, full-width counters, Intel PMU driver.
 2003 13:54:29.782812  [    0.208638] ... version:                4
 2004 13:54:29.786053  [    0.208995] ... bit width:              48
 2005 13:54:29.792786  [    0.209355] ... generic registers:      4
 2006 13:54:29.795953  [    0.209629] ... value mask:             0000ffffffffffff
 2007 13:54:29.802363  [    0.210093] ... max period:             00007fffffffffff
 2008 13:54:29.808966  [    0.210555] ... fixed-purpose events:   3
 2009 13:54:29.812165  [    0.210629] ... event mask:             000000070000000f
 2010 13:54:29.818875  [    0.211623] rcu: Hierarchical SRCU implementation.
 2011 13:54:29.825627  [    0.213695] smp: Bringing up secondary CPUs ...
 2012 13:54:29.828809  [    0.214881] x86: Booting SMP configuration:
 2013 13:54:29.832122  [    0.215271] .... node  #0, CPUs:      #1
 2014 13:54:29.848394  [    0.216024] 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.
 2015 13:54:29.868292  [    0.217631] 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.
 2016 13:54:29.868380  [    0.219322]  #2 #3
 2017 13:54:29.874959  [    0.221778] smp: Brought up 1 node, 4 CPUs
 2018 13:54:29.878297  [    0.222242] smpboot: Max logical packages: 1
 2019 13:54:29.888149  [    0.222633] smpboot: Total of 4 processors activated (12799.68 BogoMIPS)
 2020 13:54:29.891366  [    0.224987] devtmpfs: initialized
 2021 13:54:29.894765  [    0.225952] x86/mm: Memory block size: 128MB
 2022 13:54:29.904321  [    0.230683] clocksource: jiffies: mask: 0xffffffff max_cycles: 0xffffffff, max_idle_ns: 1911260446275000 ns
 2023 13:54:29.914370  [    0.231476] futex hash table entries: 1024 (order: 5, 131072 bytes, linear)
 2024 13:54:29.920901  [    0.232099] pinctrl core: initialized pinctrl subsystem
 2025 13:54:29.924199  [    0.232931] PM: RTC time: 13:50:26, date: 2022-07-26
 2026 13:54:29.930933  [    0.233957] NET: Registered protocol family 16
 2027 13:54:29.937289  [    0.235172] audit: initializing netlink subsys (disabled)
 2028 13:54:29.947290  [    0.235682] audit: type=2000 audit(1658843426.029:1): state=initialized audit_enabled=0 res=1
 2029 13:54:29.953992  [    0.236454] thermal_sys: Registered thermal governor 'step_wise'
 2030 13:54:29.960369  [    0.236460] thermal_sys: Registered thermal governor 'user_space'
 2031 13:54:29.963670  [    0.236721] cpuidle: using governor menu
 2032 13:54:29.966906  [    0.237800] ACPI: bus type PCI registered
 2033 13:54:29.980315  [    0.238637] PCI: MMCONFIG for domain 0000 [bus 00-3f] at [mem 0xe0000000-0xe3ffffff] (base 0xe0000000)
 2034 13:54:29.987060  [    0.239437] PCI: MMCONFIG at [mem 0xe0000000-0xe3ffffff] reserved in E820
 2035 13:54:29.993517  [    0.239667] PCI: Using configuration type 1 for base access
 2036 13:54:29.996655  [    0.265506] Kprobes globally optimized
 2037 13:54:30.003388  [    0.265774] HugeTLB registered 1.00 GiB page size, pre-allocated 0 pages
 2038 13:54:30.013243  [    0.266647] HugeTLB registered 2.00 MiB page size, pre-allocated 0 pages
 2039 13:54:30.019981  [    0.267417] cryptomgr_test (38) used greatest stack depth: 14880 bytes left
 2040 13:54:30.023251  [    0.270645] ACPI: Added _OSI(Module Device)
 2041 13:54:30.029712  [    0.271019] ACPI: Added _OSI(Processor Device)
 2042 13:54:30.032984  [    0.271411] ACPI: Added _OSI(3.0 _SCP Extensions)
 2043 13:54:30.039657  [    0.271631] ACPI: Added _OSI(Processor Aggregator Device)
 2044 13:54:30.046039  [    0.272104] ACPI: Added _OSI(Linux-Dell-Video)
 2045 13:54:30.052891  [    0.272497] ACPI: Added _OSI(Linux-Lenovo-NV-HDMI-Audio)
 2046 13:54:30.056091  [    0.272631] ACPI: Added _OSI(Linux-HPI-Hybrid-Graphics)
 2047 13:54:30.066095  [    0.286301] ACPI: 2 ACPI AML tables successfully acquired and loaded
 2048 13:54:30.069075  [    0.295000] ACPI: EC: EC started
 2049 13:54:30.072443  [    0.295314] ACPI: EC: interrupt blocked
 2050 13:54:30.079185  [    0.296413] ACPI: EC: EC_CMD/EC_SC=0x66, EC_DATA=0x62
 2051 13:54:30.085575  [    0.296634] ACPI: \_SB_.PCI0.LPCB.EC0_: Boot DSDT EC used to handle transactions
 2052 13:54:30.088663  [    0.297270] ACPI: Interpreter enabled
 2053 13:54:30.095428  [    0.297659] ACPI: (supports S0 S3 S4 S5)
 2054 13:54:30.101805  [    0.298010] ACPI: Using IOAPIC for interrupt routing
 2055 13:54:30.111780  [    0.298526] PCI: Using host bridge windows from ACPI; if necessary, use \"pci=nocrs\" and report a bug
 2056 13:54:30.114970  [    0.316424] ACPI: Power Resource [PRIC] (on)
 2057 13:54:30.121661  [    0.447668] ACPI: PCI Root Bridge [PCI0] (domain 0000 [bus 00-ff])
 2058 13:54:30.131504  [    0.448217] acpi PNP0A08:00: _OSC: OS supports [ExtendedConfig ASPM ClockPM Segments MSI HPX-Type3]
 2059 13:54:30.141794  [    0.448931] acpi PNP0A08:00: _OSC: OS now controls [PME PCIeCapability LTR]
 2060 13:54:30.151486  [    0.449599] acpi PNP0A08:00: [Firmware Info]: MMCONFIG for domain 0000 [bus 00-3f] only partially covers this bridge
 2061 13:54:30.157757  [    0.450289] PCI host bridge to bus 0000:00
 2062 13:54:30.164612  [    0.450634] pci_bus 0000:00: root bus resource [io  0x0000-0x0cf7 window]
 2063 13:54:30.171125  [    0.451222] pci_bus 0000:00: root bus resource [io  0x0d00-0xffff window]
 2064 13:54:30.180998  [    0.451631] pci_bus 0000:00: root bus resource [mem 0x000a0000-0x000bffff window]
 2065 13:54:30.187634  [    0.452276] pci_bus 0000:00: root bus resource [mem 0x000c0000-0x000c3fff window]
 2066 13:54:30.197410  [    0.452630] pci_bus 0000:00: root bus resource [mem 0x000c4000-0x000c7fff window]
 2067 13:54:30.204112  [    0.453275] pci_bus 0000:00: root bus resource [mem 0x000c8000-0x000cbfff window]
 2068 13:54:30.213760  [    0.453630] pci_bus 0000:00: root bus resource [mem 0x000cc000-0x000cffff window]
 2069 13:54:30.223731  [    0.454275] pci_bus 0000:00: root bus resource [mem 0x000d0000-0x000d3fff window]
 2070 13:54:30.230371  [    0.454630] pci_bus 0000:00: root bus resource [mem 0x000d4000-0x000d7fff window]
 2071 13:54:30.240349  [    0.455276] pci_bus 0000:00: root bus resource [mem 0x000d8000-0x000dbfff window]
 2072 13:54:30.246726  [    0.455630] pci_bus 0000:00: root bus resource [mem 0x000dc000-0x000dffff window]
 2073 13:54:30.256755  [    0.456275] pci_bus 0000:00: root bus resource [mem 0x000e0000-0x000e3fff window]
 2074 13:54:30.263413  [    0.456630] pci_bus 0000:00: root bus resource [mem 0x000e4000-0x000e7fff window]
 2075 13:54:30.273119  [    0.457275] pci_bus 0000:00: root bus resource [mem 0x000e8000-0x000ebfff window]
 2076 13:54:30.279538  [    0.457630] pci_bus 0000:00: root bus resource [mem 0x000ec000-0x000effff window]
 2077 13:54:30.289535  [    0.458276] pci_bus 0000:00: root bus resource [mem 0x000f0000-0x000fffff window]
 2078 13:54:30.296009  [    0.458630] pci_bus 0000:00: root bus resource [mem 0x80000001-0xdfffffff window]
 2079 13:54:30.306096  [    0.459275] pci_bus 0000:00: root bus resource [mem 0x800000000-0xbffffffff window]
 2080 13:54:30.315881  [    0.459630] pci_bus 0000:00: root bus resource [mem 0xfd000000-0xfe7fffff window]
 2081 13:54:30.322382  [    0.460275] pci_bus 0000:00: root bus resource [mem 0xfed40000-0xfed44fff window]
 2082 13:54:30.328849  [    0.460631] pci_bus 0000:00: root bus resource [bus 00-ff]
 2083 13:54:30.335609  [    0.461196] pci 0000:00:00.0: [8086:590c] type 00 class 0x060000
 2084 13:54:30.341956  [    0.462688] pci 0000:00:02.0: [8086:591c] type 00 class 0x030000
 2085 13:54:30.351948  [    0.463235] pci 0000:00:02.0: reg 0x10: [mem 0xd0000000-0xd0ffffff 64bit]
 2086 13:54:30.358558  [    0.463645] pci 0000:00:02.0: reg 0x18: [mem 0xc0000000-0xcfffffff 64bit pref]
 2087 13:54:30.365085  [    0.464277] pci 0000:00:02.0: reg 0x20: [io  0x1c00-0x1c3f]
 2088 13:54:30.371492  [    0.465326] pci 0000:00:04.0: [8086:1903] type 00 class 0x118000
 2089 13:54:30.378103  [    0.465656] pci 0000:00:04.0: reg 0x10: [mem 0xd1120000-0xd1127fff 64bit]
 2090 13:54:30.384573  [    0.467062] pci 0000:00:08.0: [8086:1911] type 00 class 0x088000
 2091 13:54:30.394316  [    0.467611] pci 0000:00:08.0: reg 0x10: [mem 0xd1130000-0xd1130fff 64bit]
 2092 13:54:30.401171  [    0.468336] pci 0000:00:14.0: [8086:9d2f] type 00 class 0x0c0330
 2093 13:54:30.407468  [    0.468670] pci 0000:00:14.0: reg 0x10: [mem 0xd1100000-0xd110ffff 64bit]
 2094 13:54:30.413999  [    0.469401] pci 0000:00:14.0: PME# supported from D3hot D3cold
 2095 13:54:30.420843  [    0.470456] pci 0000:00:14.2: [8086:9d31] type 00 class 0x118000
 2096 13:54:30.427293  [    0.470670] pci 0000:00:14.2: reg 0x10: [mem 0xd1131000-0xd1131fff 64bit]
 2097 13:54:30.434059  [    0.471987] pci 0000:00:15.0: [8086:9d60] type 00 class 0x118000
 2098 13:54:30.443705  [    0.472548] pci 0000:00:15.0: reg 0x10: [mem 0xd1132000-0xd1132fff 64bit]
 2099 13:54:30.450454  [    0.473510] pci 0000:00:15.1: [8086:9d61] type 00 class 0x118000
 2100 13:54:30.456924  [    0.473677] pci 0000:00:15.1: reg 0x10: [mem 0xd1133000-0xd1133fff 64bit]
 2101 13:54:30.463579  [    0.475162] pci 0000:00:19.0: [8086:9d66] type 00 class 0x118000
 2102 13:54:30.470186  [    0.475678] pci 0000:00:19.0: reg 0x10: [mem 0xfe034000-0xfe034fff 64bit]
 2103 13:54:30.479889  [    0.476289] pci 0000:00:19.0: reg 0x18: [mem 0xd1135000-0xd1135fff 64bit]
 2104 13:54:30.486422  [    0.477479] pci 0000:00:19.1: [8086:9d65] type 00 class 0x118000
 2105 13:54:30.493276  [    0.477677] pci 0000:00:19.1: reg 0x10: [mem 0xd1136000-0xd1136fff 64bit]
 2106 13:54:30.499730  [    0.479173] pci 0000:00:1c.0: [8086:9d10] type 01 class 0x060400
 2107 13:54:30.506123  [    0.479839] pci 0000:00:1c.0: PME# supported from D0 D3hot D3cold
 2108 13:54:30.512654  [    0.481193] pci 0000:00:1e.0: [8086:9d27] type 00 class 0x118000
 2109 13:54:30.522907  [    0.481678] pci 0000:00:1e.0: reg 0x10: [mem 0xd1137000-0xd1137fff 64bit]
 2110 13:54:30.529390  [    0.483147] pci 0000:00:1e.2: [8086:9d29] type 00 class 0x118000
 2111 13:54:30.536037  [    0.483678] pci 0000:00:1e.2: reg 0x10: [mem 0xd1138000-0xd1138fff 64bit]
 2112 13:54:30.542449  [    0.485139] pci 0000:00:1e.4: [8086:9d2b] type 00 class 0x080501
 2113 13:54:30.549134  [    0.485673] pci 0000:00:1e.4: reg 0x10: [mem 0xd1139000-0xd1139fff 64bit]
 2114 13:54:30.555966  [    0.487234] pci 0000:00:1e.6: [8086:9d2d] type 00 class 0x080501
 2115 13:54:30.563152  [    0.487671] pci 0000:00:1e.6: reg 0x10: [mem 0xd113a000-0xd113afff 64bit]
 2116 13:54:30.570983  [    0.489086] pci 0000:00:1f.0: [8086:9d4b] type 00 class 0x060100
 2117 13:54:30.578084  [    0.490435] pci 0000:00:1f.2: [8086:9d21] type 00 class 0x058000
 2118 13:54:30.585131  [    0.490663] pci 0000:00:1f.2: reg 0x10: [mem 0xd1128000-0xd112bfff]
 2119 13:54:30.592633  [    0.492016] pci 0000:00:1f.3: [8086:9d71] type 00 class 0x040100
 2120 13:54:30.600038  [    0.492575] pci 0000:00:1f.3: reg 0x10: [mem 0xd112c000-0xd112ffff 64bit]
 2121 13:54:30.606943  [    0.492700] pci 0000:00:1f.3: reg 0x20: [mem 0xd1110000-0xd111ffff 64bit]
 2122 13:54:30.614573  [    0.493392] pci 0000:00:1f.3: PME# supported from D3hot D3cold
 2123 13:54:30.622012  [    0.494440] pci 0000:00:1f.4: [8086:9d23] type 00 class 0x0c0500
 2124 13:54:30.628722  [    0.494697] pci 0000:00:1f.4: reg 0x10: [mem 0xd113c000-0xd113c0ff 64bit]
 2125 13:54:30.635423  [    0.495353] pci 0000:00:1f.4: reg 0x20: [io  0xefa0-0xefbf]
 2126 13:54:30.641972  [    0.496410] pci 0000:00:1f.5: [8086:9d24] type 00 class 0x000000
 2127 13:54:30.648397  [    0.496663] pci 0000:00:1f.5: reg 0x10: [mem 0xfe010000-0xfe010fff]
 2128 13:54:30.654958  [    0.498302] pci 0000:01:00.0: [8086:095a] type 00 class 0x028000
 2129 13:54:30.661630  [    0.498879] pci 0000:01:00.0: reg 0x10: [mem 0xd1000000-0xd1001fff 64bit]
 2130 13:54:30.668472  [    0.500867] pci 0000:01:00.0: PME# supported from D0 D3hot D3cold
 2131 13:54:30.674816  [    0.503443] pci 0000:00:1c.0: PCI bridge to [bus 01]
 2132 13:54:30.681348  [    0.503647] pci 0000:00:1c.0:   bridge window [mem 0xd1000000-0xd10fffff]
 2133 13:54:30.688200  [    0.505602] ACPI: PCI Interrupt Link [LNKA] (IRQs 3 4 5 6 10 12 14 15) *11
 2134 13:54:30.698045  [    0.506549] ACPI: PCI Interrupt Link [LNKB] (IRQs 3 4 5 6 *10 12 14 15)
 2135 13:54:30.704688  [    0.506912] ACPI: PCI Interrupt Link [LNKC] (IRQs 3 4 5 6 10 12 14 15) *11
 2136 13:54:30.711233  [    0.507827] ACPI: PCI Interrupt Link [LNKD] (IRQs 3 4 5 6 10 12 14 15) *11
 2137 13:54:30.720755  [    0.508748] ACPI: PCI Interrupt Link [LNKE] (IRQs 3 4 5 6 10 12 14 15) *11
 2138 13:54:30.727697  [    0.509664] ACPI: PCI Interrupt Link [LNKF] (IRQs 3 4 5 6 10 12 14 15) *11
 2139 13:54:30.734184  [    0.510573] ACPI: PCI Interrupt Link [LNKG] (IRQs 3 4 5 6 10 12 14 15) *11
 2140 13:54:30.743813  [    0.510910] ACPI: PCI Interrupt Link [LNKH] (IRQs 3 4 5 6 10 12 14 15) *11
 2141 13:54:30.747354  [    0.517588] ACPI: EC: interrupt unblocked
 2142 13:54:30.750551  [    0.517629] ACPI: EC: event unblocked
 2143 13:54:30.757141  [    0.517974] ACPI: EC: EC_CMD/EC_SC=0x66, EC_DATA=0x62
 2144 13:54:30.760522  [    0.518423] ACPI: EC: GPE=0x6e
 2145 13:54:30.770374  [    0.518634] ACPI: \_SB_.PCI0.LPCB.EC0_: Boot DSDT EC initialization complete
 2146 13:54:30.776865  [    0.519245] ACPI: \_SB_.PCI0.LPCB.EC0_: EC: Used to handle transactions and events
 2147 13:54:30.783423  [    0.520078] iommu: Default domain type: Translated 
 2148 13:54:30.789966  [    0.520812] pci 0000:00:02.0: vgaarb: setting as boot VGA device
 2149 13:54:30.800066  [    0.521238] pci 0000:00:02.0: vgaarb: VGA device added: decodes=io+mem,owns=io+mem,locks=none
 2150 13:54:30.806346  [    0.521672] pci 0000:00:02.0: vgaarb: bridge control possible
 2151 13:54:30.809919  [    0.522175] vgaarb: loaded
 2152 13:54:30.813231  [    0.522989] SCSI subsystem initialized
 2153 13:54:30.816505  [    0.523743] ACPI: bus type USB registered
 2154 13:54:30.823028  [    0.524256] usbcore: registered new interface driver usbfs
 2155 13:54:30.829770  [    0.524704] usbcore: registered new interface driver hub
 2156 13:54:30.835955  [    0.525212] usbcore: registered new device driver usb
 2157 13:54:30.839442  [    0.525773] pps_core: LinuxPPS API ver. 1 registered
 2158 13:54:30.852759  [    0.526209] pps_core: Software ver. 5.3.6 - Copyright 2005-2007 Rodolfo Giometti <giometti@linux.it>
 2159 13:54:30.855968  [    0.526642] PTP clock support registered
 2160 13:54:30.862261  [    0.527800] Advanced Linux Sound Architecture Driver Initialized.
 2161 13:54:30.865683  [    0.529707] NetLabel: Initializing
 2162 13:54:30.872142  [    0.530017] NetLabel:  domain hash size = 128
 2163 13:54:30.878989  [    0.530400] NetLabel:  protocols = UNLABELED CIPSOv4 CALIPSO
 2164 13:54:30.882096  [    0.530708] NetLabel:  unlabeled traffic allowed by default
 2165 13:54:30.888748  [    0.531763] PCI: Using ACPI for IRQ routing
 2166 13:54:30.895153  [    0.539625] clocksource: Switched to clocksource tsc-early
 2167 13:54:30.898482  [    0.960973] VFS: Disk quotas dquot_6.6.0
 2168 13:54:30.905310  [    0.961374] VFS: Dquot-cache hash table entries: 512 (order 0, 4096 bytes)
 2169 13:54:30.908323  [    0.962380] pnp: PnP ACPI init
 2170 13:54:30.918391  [    0.963530] system 00:00: [mem 0xfed10000-0xfed17fff] has been reserved
 2171 13:54:30.924965  [    0.964136] system 00:00: [mem 0xfed18000-0xfed18fff] has been reserved
 2172 13:54:30.931459  [    0.964727] system 00:00: [mem 0xfed19000-0xfed19fff] has been reserved
 2173 13:54:30.938061  [    0.965303] system 00:00: [mem 0xe0000000-0xe3ffffff] has been reserved
 2174 13:54:30.947851  [    0.965890] system 00:00: [mem 0xfed20000-0xfed3ffff] has been reserved
 2175 13:54:30.954591  [    0.966467] system 00:00: [mem 0xfed90000-0xfed93fff] could not be reserved
 2176 13:54:30.961057  [    0.967084] system 00:00: [mem 0xfed45000-0xfed8ffff] could not be reserved
 2177 13:54:30.971129  [    0.967701] system 00:00: [mem 0xff000000-0xffffffff] has been reserved
 2178 13:54:30.977646  [    0.968276] system 00:00: [mem 0xfee00000-0xfeefffff] has been reserved
 2179 13:54:30.984142  [    0.968867] system 00:00: [mem 0xfed00000-0xfed003ff] has been reserved
 2180 13:54:30.990677  [    0.970418] system 00:01: [io  0x1800-0x18fe] has been reserved
 2181 13:54:30.997060  [    0.971360] system 00:03: [io  0x0900-0x09fe] has been reserved
 2182 13:54:31.003591  [    0.972163] system 00:04: [io  0x0200] has been reserved
 2183 13:54:31.010145  [    0.972645] system 00:04: [io  0x0204] has been reserved
 2184 13:54:31.016947  [    0.973113] system 00:04: [io  0x0800-0x087f] has been reserved
 2185 13:54:31.023542  [    0.973645] system 00:04: [io  0x0880-0x08ff] has been reserved
 2186 13:54:31.026755  [    0.976732] pnp: PnP ACPI: found 6 devices
 2187 13:54:31.036572  [    0.992176] clocksource: acpi_pm: mask: 0xffffff max_cycles: 0xffffff, max_idle_ns: 2085701024 ns
 2188 13:54:31.043262  [    0.993084] NET: Registered protocol family 2
 2189 13:54:31.049642  [    0.993682] IP idents hash table entries: 65536 (order: 7, 524288 bytes, linear)
 2190 13:54:31.059399  [    0.996245] tcp_listen_portaddr_hash hash table entries: 2048 (order: 5, 163840 bytes, linear)
 2191 13:54:31.069136  [    0.997249] TCP established hash table entries: 32768 (order: 6, 262144 bytes, linear)
 2192 13:54:31.079009  [    0.998204] TCP bind hash table entries: 32768 (order: 9, 2359296 bytes, linear)
 2193 13:54:31.085787  [    1.000989] TCP: Hash tables configured (established 32768 bind 32768)
 2194 13:54:31.092384  [    1.001888] MPTCP token hash table entries: 4096 (order: 6, 360448 bytes, linear)
 2195 13:54:31.102065  [    1.002904] UDP hash table entries: 2048 (order: 6, 327680 bytes, linear)
 2196 13:54:31.108759  [    1.003817] UDP-Lite hash table entries: 2048 (order: 6, 327680 bytes, linear)
 2197 13:54:31.115344  [    1.004894] NET: Registered protocol family 1
 2198 13:54:31.121887  [    1.006057] RPC: Registered named UNIX socket transport module.
 2199 13:54:31.125341  [    1.006600] RPC: Registered udp transport module.
 2200 13:54:31.131981  [    1.007041] RPC: Registered tcp transport module.
 2201 13:54:31.138557  [    1.007455] RPC: Registered tcp NFSv4.1 backchannel transport module.
 2202 13:54:31.144969  [    1.008657] NET: Registered protocol family 44
 2203 13:54:31.148465  [    1.009071] pci 0000:00:1c.0: PCI bridge to [bus 01]
 2204 13:54:31.158140  [    1.009524] pci 0000:00:1c.0:   bridge window [mem 0xd1000000-0xd10fffff]
 2205 13:54:31.164586  [    1.010148] pci_bus 0000:00: resource 4 [io  0x0000-0x0cf7 window]
 2206 13:54:31.171293  [    1.010717] pci_bus 0000:00: resource 5 [io  0x0d00-0xffff window]
 2207 13:54:31.177772  [    1.011255] pci_bus 0000:00: resource 6 [mem 0x000a0000-0x000bffff window]
 2208 13:54:31.184556  [    1.011919] pci_bus 0000:00: resource 7 [mem 0x000c0000-0x000c3fff window]
 2209 13:54:31.194156  [    1.012513] pci_bus 0000:00: resource 8 [mem 0x000c4000-0x000c7fff window]
 2210 13:54:31.200761  [    1.013121] pci_bus 0000:00: resource 9 [mem 0x000c8000-0x000cbfff window]
 2211 13:54:31.210815  [    1.013749] pci_bus 0000:00: resource 10 [mem 0x000cc000-0x000cffff window]
 2212 13:54:31.217312  [    1.014352] pci_bus 0000:00: resource 11 [mem 0x000d0000-0x000d3fff window]
 2213 13:54:31.223836  [    1.014985] pci_bus 0000:00: resource 12 [mem 0x000d4000-0x000d7fff window]
 2214 13:54:31.233823  [    1.015587] pci_bus 0000:00: resource 13 [mem 0x000d8000-0x000dbfff window]
 2215 13:54:31.240544  [    1.016198] pci_bus 0000:00: resource 14 [mem 0x000dc000-0x000dffff window]
 2216 13:54:31.246793  [    1.016873] pci_bus 0000:00: resource 15 [mem 0x000e0000-0x000e3fff window]
 2217 13:54:31.256878  [    1.017496] pci_bus 0000:00: resource 16 [mem 0x000e4000-0x000e7fff window]
 2218 13:54:31.263542  [    1.018110] pci_bus 0000:00: resource 17 [mem 0x000e8000-0x000ebfff window]
 2219 13:54:31.270134  [    1.018722] pci_bus 0000:00: resource 18 [mem 0x000ec000-0x000effff window]
 2220 13:54:31.280167  [    1.019324] pci_bus 0000:00: resource 19 [mem 0x000f0000-0x000fffff window]
 2221 13:54:31.286478  [    1.019935] pci_bus 0000:00: resource 20 [mem 0x80000001-0xdfffffff window]
 2222 13:54:31.296515  [    1.020536] pci_bus 0000:00: resource 21 [mem 0x800000000-0xbffffffff window]
 2223 13:54:31.303150  [    1.021161] pci_bus 0000:00: resource 22 [mem 0xfd000000-0xfe7fffff window]
 2224 13:54:31.309482  [    1.021774] pci_bus 0000:00: resource 23 [mem 0xfed40000-0xfed44fff window]
 2225 13:54:31.319616  [    1.022377] pci_bus 0000:01: resource 1 [mem 0xd1000000-0xd10fffff]
 2226 13:54:31.325955  [    1.023411] pci 0000:00:02.0: Video device with shadowed ROM at [mem 0x000c0000-0x000dffff]
 2227 13:54:31.332643  [    1.026332] PCI: CLS 64 bytes, default 64
 2228 13:54:31.335963  [    1.027092] Unpacking initramfs...
 2229 13:54:31.339201  [    1.348435] Freeing initrd memory: 8312K
 2230 13:54:31.345827  [    1.348928] DMAR: Host address width 39
 2231 13:54:31.349290  [    1.349301] DMAR: DRHD base: 0x000000fed90000 flags: 0x0
 2232 13:54:31.358906  [    1.349863] DMAR: dmar0: reg_base_addr fed90000 ver 1:0 cap 1c0000c40660462 ecap 19e2ff0505e
 2233 13:54:31.365553  [    1.350589] DMAR: RMRR base: 0x0000007b800000 end: 0x0000007fffffff
 2234 13:54:31.372258  [    1.351147] DMAR: DRHD base: 0x000000fed91000 flags: 0x1
 2235 13:54:31.382017  [    1.351645] DMAR: dmar1: reg_base_addr fed91000 ver 1:0 cap d2008c40660462 ecap f050da
 2236 13:54:31.388640  [    1.352425] PCI-DMA: Using software bounce buffering for IO (SWIOTLB)
 2237 13:54:31.398414  [    1.352999] software IO TLB: mapped [mem 0x0000000076998000-0x000000007a998000] (64MB)
 2238 13:54:31.405085  [    1.353914] RAPL PMU: API unit is 2^-32 Joules, 5 fixed counters, 655360 ms ovfl timer
 2239 13:54:31.411782  [    1.354595] RAPL PMU: hw unit of domain pp0-core 2^-14 Joules
 2240 13:54:31.418142  [    1.355122] RAPL PMU: hw unit of domain package 2^-14 Joules
 2241 13:54:31.424900  [    1.355615] RAPL PMU: hw unit of domain dram 2^-14 Joules
 2242 13:54:31.431473  [    1.356168] RAPL PMU: hw unit of domain pp1-gpu 2^-14 Joules
 2243 13:54:31.437807  [    1.356673] RAPL PMU: hw unit of domain psys 2^-14 Joules
 2244 13:54:31.441131  [    1.359024] kvm: already loaded the other module
 2245 13:54:31.451127  [    1.385124] check: Scanning for low memory corruption every 60 seconds
 2246 13:54:31.454488  [    1.389012] Initialise system trusted keyrings
 2247 13:54:31.461168  [    1.389687] workingset: timestamp_bits=56 max_order=20 bucket_order=0
 2248 13:54:31.467870  [    1.410794] NFS: Registering the id_resolver key type
 2249 13:54:31.474342  [    1.411279] Key type id_resolver registered
 2250 13:54:31.477561  [    1.411691] Key type id_legacy registered
 2251 13:54:31.480786  [    1.432504] Key type asymmetric registered
 2252 13:54:31.487498  [    1.432918] Asymmetric key parser 'x509' registered
 2253 13:54:31.493849  [    1.433395] Block layer SCSI generic (bsg) driver version 0.4 loaded (major 249)
 2254 13:54:31.500665  [    1.434063] io scheduler mq-deadline registered
 2255 13:54:31.503805  [    1.434464] io scheduler kyber registered
 2256 13:54:31.510391  [    1.435055] test_firmware: interface ready
 2257 13:54:31.517070  [    1.437053] pcieport 0000:00:1c.0: PME: Signaling with IRQ 120
 2258 13:54:31.520400  [    1.438914] ACPI: AC Adapter [AC] (on-line)
 2259 13:54:31.533541  [    1.439704] input: Lid Switch as /devices/LNXSYSTM:00/LNXSYBUS:00/PNP0A08:00/device:03/PNP0C09:00/PNP0C0D:00/input/input0
 2260 13:54:31.536761  [    1.441361] ACPI: Lid Switch [LID0]
 2261 13:54:31.546674  [    1.441971] input: Power Button as /devices/LNXSYSTM:00/LNXPWRBN:00/input/input1
 2262 13:54:31.549929  [    1.442873] ACPI: Power Button [PWRF]
 2263 13:54:31.553206  [    1.443551] ACPI: \_PR_.CP00: Found 3 idle states
 2264 13:54:31.560114  [    1.444803] ACPI: \_PR_.CP01: Found 3 idle states
 2265 13:54:31.566636  [    1.445844] ACPI: \_PR_.CP02: Found 3 idle states
 2266 13:54:31.569801  [    1.446871] ACPI: \_PR_.CP03: Found 3 idle states
 2267 13:54:31.576596  [    1.448372] Serial: 8250/16550 driver, 4 ports, IRQ sharing enabled
 2268 13:54:31.583194  [    1.452685] hpet_acpi_add: no address or irqs in _CRS
 2269 13:54:31.589530  [    1.453247] battery: ACPI: Battery Slot [BAT0] (battery present)
 2270 13:54:31.596030  [    1.453434] Non-volatile memory driver v1.3
 2271 13:54:31.599484  [    1.454426] Linux agpgart interface v0.103
 2272 13:54:31.606161  [    1.457833] i915 0000:00:02.0: vgaarb: deactivate vga console
 2273 13:54:31.616019  [    1.511235] i915 0000:00:02.0: vgaarb: changed VGA decodes: olddecodes=io+mem,decodes=io+mem:owns=io+mem
 2274 13:54:31.625851  [    1.512580] i915 0000:00:02.0: Direct firmware load for i915/kbl_dmc_ver1_04.bin failed with error -2
 2275 13:54:31.638815  [    1.513514] i915 0000:00:02.0: [drm] Failed to load DMC firmware i915/kbl_dmc_ver1_04.bin. Disabling runtime power management.
 2276 13:54:31.655419  [    1.514729] i915 0000:00:02.0: [drm] DMC firmware homepage: https://git.kernel.org/pub/scm/linux/kernel/git/firmware/linux-firmware.git/tree/i915
 2277 13:54:31.661905  [    1.547294] [drm] Initialized i915 1.6.0 20200917 for 0000:00:02.0 on minor 0
 2278 13:54:31.668639  [    1.551451] [drm] Initialized vgem 1.0.0 20120112 for vgem on minor 1
 2279 13:54:31.672057  [    1.571080] loop: module loaded
 2280 13:54:31.681684  [    1.572245] lkdtm: No crash points registered, enable through debugfs
 2281 13:54:31.685071  [    1.598025] printk: console [ttyS0] disabled
 2282 13:54:31.694910  [    1.598740] dw-apb-uart.2: ttyS0 at MMIO 0xfe034000 (irq = 32, base_baud = 115200) is a 16550A
 2283 13:54:31.701400  [    2.413878] tsc: Refined TSC clocksource calibration: 1608.000 MHz
 2284 13:54:31.704774  [    2.419499] printk: console [ttyS0] enabled
 2285 13:54:31.718032  [    2.426806] clocksource: tsc: mask: 0xffffffffffffffff max_cycles: 0x172daa3a18b, max_idle_ns: 440795212390 ns
 2286 13:54:31.727812  [    2.447496] dw-apb-uart.4: ttyS1 at MMIO 0xd1137000 (irq = 20, base_baud = 115200) is a 16550A
 2287 13:54:31.781492  [    4.830538] clocksource: Switched to clocksource tsc
 2288 13:54:31.788525  [    4.830738] fbcon: i915drmfb (fb0) is primary device
 2289 13:54:31.795077  [    4.833610] pxa2xx-spi pxa2xx-spi.5: no DMA channels available, using PIO
 2290 13:54:31.798577  [    4.843218] e100: Intel(R) PRO/100 Network Driver
 2291 13:54:31.805164  [    4.843222] e100: Copyright(c) 1999-2006 Intel Corporation
 2292 13:54:31.812369  [    4.843290] e1000: Intel(R) PRO/1000 Network Driver
 2293 13:54:31.827058  [    4.843293] e1000: Copyright (c) 1999-2006 Intel Corporation.
 2294 13:54:31.828156  [    4.843379] e1000e: Intel(R) PRO/1000 Network Driver
 2295 13:54:31.830984  [    4.843381] e1000e: Copyright(c) 1999 - 2015 Intel Corporation.
 2296 13:54:31.835119  [    4.843471] sky2: driver version 1.30
 2297 13:54:31.839072  [    4.843883] usbcore: registered new interface driver r8152
 2298 13:54:31.847808  [    4.844444] ehci_hcd: USB 2.0 'Enhanced' Host Controller (EHCI) Driver
 2299 13:54:31.851290  [    4.844464] ehci-pci: EHCI PCI platform driver
 2300 13:54:31.860398  [    4.844535] ohci_hcd: USB 1.1 'Open' Host Controller (OHCI) Driver
 2301 13:54:31.863652  [    4.844551] ohci-pci: OHCI PCI platform driver
 2302 13:54:31.870728  [    4.844618] uhci_hcd: USB Universal Host Controller Interface driver
 2303 13:54:31.880849  [    4.844750] tpm_tis_spi spi-PRP0001:00: TPM ready IRQ confirmed on attempt 2
 2304 13:54:31.884178  [    4.845795] xhci_hcd 0000:00:14.0: xHCI Host Controller
 2305 13:54:31.893884  [    4.846572] xhci_hcd 0000:00:14.0: new USB bus registered, assigned bus number 1
 2306 13:54:31.903890  [    4.847950] xhci_hcd 0000:00:14.0: hcc params 0x200077c1 hci version 0x100 quirks 0x0000000081109810
 2307 13:54:31.910410  [    4.847999] xhci_hcd 0000:00:14.0: cache line size of 64 is not supported
 2308 13:54:31.920449  [    4.849985] usb usb1: New USB device found, idVendor=1d6b, idProduct=0002, bcdDevice= 5.10
 2309 13:54:31.930129  [    4.850003] usb usb1: New USB device strings: Mfr=3, Product=2, SerialNumber=1
 2310 13:54:31.933381  [    4.850007] usb usb1: Product: xHCI Host Controller
 2311 13:54:31.940102  [    4.850011] usb usb1: Manufacturer: Linux 5.10.129-cip12 xhci-hcd
 2312 13:54:31.946708  [    4.850014] usb usb1: SerialNumber: 0000:00:14.0
 2313 13:54:31.950099  [    4.851569] hub 1-0:1.0: USB hub found
 2314 13:54:31.956571  [    4.851774] hub 1-0:1.0: 12 ports detected
 2315 13:54:31.959759  [    4.855405] xhci_hcd 0000:00:14.0: xHCI Host Controller
 2316 13:54:31.969746  [    4.856021] xhci_hcd 0000:00:14.0: new USB bus registered, assigned bus number 2
 2317 13:54:31.976341  [    4.856039] xhci_hcd 0000:00:14.0: Host supports USB 3.0 SuperSpeed
 2318 13:54:31.986325  [    4.856566] usb usb2: New USB device found, idVendor=1d6b, idProduct=0003, bcdDevice= 5.10
 2319 13:54:31.992738  [    4.856580] usb usb2: New USB device strings: Mfr=3, Product=2, SerialNumber=1
 2320 13:54:31.999424  [    4.856584] usb usb2: Product: xHCI Host Controller
 2321 13:54:32.006166  [    4.856588] usb usb2: Manufacturer: Linux 5.10.129-cip12 xhci-hcd
 2322 13:54:32.012635  [    4.856592] usb usb2: SerialNumber: 0000:00:14.0
 2323 13:54:32.016099  [    4.858090] hub 2-0:1.0: USB hub found
 2324 13:54:32.019520  [    4.858199] hub 2-0:1.0: 6 ports detected
 2325 13:54:32.025712  [    4.860293] usbcore: registered new interface driver usblp
 2326 13:54:32.032272  [    4.860374] usbcore: registered new interface driver usb-storage
 2327 13:54:32.042503  [    4.860888] udc-core: couldn't find an available UDC - added [g_ether] to list of pending drivers
 2328 13:54:32.049034  [    4.861023] i8042: PNP: PS/2 Controller [PNP0303:PS2K] at 0x60,0x64 irq 1
 2329 13:54:32.062262  [    4.861025] i8042: PNP: PS/2 appears to have AUX port disabled, if this is incorrect please boot with i8042.nopnp
 2330 13:54:32.065426  [    4.861754] i8042: Warning: Keylock active
 2331 13:54:32.072146  [    4.862001] serio: i8042 KBD port at 0x60,0x64 irq 1
 2332 13:54:32.078713  [    4.863899] rtc_cmos 00:02: RTC can wake from S4
 2333 13:54:32.081993  [    4.866489] rtc_cmos 00:02: registered as rtc0
 2334 13:54:32.088596  [    4.866807] rtc_cmos 00:02: alarms up to one month, 242 bytes nvram
 2335 13:54:32.098261  [    4.867014] input: AT Translated Set 2 keyboard as /devices/platform/i8042/serio0/input/input2
 2336 13:54:32.104967  [    4.868179] Console: switching to colour frame buffer device 240x67
 2337 13:54:32.111430  [    4.868365] i801_smbus 0000:00:1f.4: SPD Write Disable is set
 2338 13:54:32.118225  [    4.868425] i801_smbus 0000:00:1f.4: SMBus using PCI interrupt
 2339 13:54:32.124654  [    4.869737] i2c i2c-9: 2/2 memory slots populated (from DMI)
 2340 13:54:32.134801  [    4.871584] device-mapper: ioctl: 4.43.0-ioctl (2020-10-01) initialised: dm-devel@redhat.com
 2341 13:54:32.141251  [    4.871659] intel_pstate: Intel P-state driver initializing
 2342 13:54:32.147836  [    4.871842] tpm_tis_spi spi-PRP0001:00: 2.0 TPM (device-id 0x28, rev-id 0)
 2343 13:54:32.154368  [    4.872553] intel_pstate: HWP enabled
 2344 13:54:32.160751  [    4.872599] sdhci: Secure Digital Host Controller Interface driver
 2345 13:54:32.164222  [    4.872601] sdhci: Copyright(c) Pierre Ossman
 2346 13:54:32.173956  [    4.872658] sdhci-pci 0000:00:1e.4: SDHCI controller found [8086:9d2b] (rev 21)
 2347 13:54:32.180570  [    4.873905] mmc0: SDHCI controller on PCI [0000:00:1e.4] using ADMA 64-bit
 2348 13:54:32.187259  [    4.874065] sdhci-pci 0000:00:1e.6: SDHCI controller found [8086:9d2d] (rev 21)
 2349 13:54:32.194000  [    4.875500] hid: raw HID events driver (C) Jiri Kosina
 2350 13:54:32.200569  [    4.876100] usbcore: registered new interface driver usbhid
 2351 13:54:32.203927  [    4.876101] usbhid: USB HID core driver
 2352 13:54:32.217318  [    4.876598] input: Tablet Mode Switch as /devices/LNXSYSTM:00/LNXSYBUS:00/PNP0A08:00/device:03/PNP0C09:00/GOOG0006:00/input/input3
 2353 13:54:32.223883  [    4.882169] cros_ec_lpcs GOOG0004:00: Chrome EC device registered
 2354 13:54:32.233690  [    4.884841] i915 0000:00:02.0: [drm] fb0: i915drmfb frame buffer device
 2355 13:54:32.243525  [    4.890987] snd_hda_intel 0000:00:1f.3: DSP detected with PCI class/subclass/prog-if info 0x040100
 2356 13:54:32.253471  [    4.977112] tpm_tis_spi spi-PRP0001:00: Cr50 firmware version: B2-C:0 RO_B:0.0.11/4d655eab RW_B:0.5.5/cr50_v1.9308_87_mp.479-d7
 2357 13:54:32.260146  [    4.984006] ipip: IPv4 and MPLS over IPv4 tunneling driver
 2358 13:54:32.270045  [    5.102651] usb 1-3: new full-speed USB device number 2 using xhci_hcd
 2359 13:54:32.273224  [    5.109850] gre: GRE over IPv4 demultiplexor driver
 2360 13:54:32.283199  [    5.218812] snd_hda_intel 0000:00:1f.3: bound 0000:00:02.0 (ops i915_audio_component_bind_ops)
 2361 13:54:32.289977  [    5.222153] ip_gre: GRE over IPv4 tunneling driver
 2362 13:54:32.293273  [    5.223289] IPv4 over IPsec tunneling driver
 2363 13:54:32.299741  [    5.243324] snd_hda_intel 0000:00:1f.3: Cannot probe codecs, giving up
 2364 13:54:32.309563  [    5.244672] usb 1-3: New USB device found, idVendor=8087, idProduct=0a2a, bcdDevice= 0.03
 2365 13:54:32.316175  [    5.245735] Initializing XFRM netlink socket
 2366 13:54:32.319728  [    5.246309] NET: Registered protocol family 10
 2367 13:54:32.322798  [    5.247190] Segment Routing with IPv6
 2368 13:54:32.329352  [    5.247851] ip6_gre: GRE over IPv6 tunneling driver
 2369 13:54:32.332634  [    5.248151] NET: Registered protocol family 17
 2370 13:54:32.339312  [    5.248260] Key type dns_resolver registered
 2371 13:54:32.345919  [    5.276374] mmc0: new HS400 MMC card at address 0001
 2372 13:54:32.352533  [    5.283765] usb 1-3: New USB device strings: Mfr=0, Product=0, SerialNumber=0
 2373 13:54:32.359372  [    5.358726] usb 2-3: new SuperSpeed Gen 1 USB device number 2 using xhci_hcd
 2374 13:54:32.365690  [    5.364927] microcode: sig=0x806e9, pf=0x10, revision=0x98
 2375 13:54:32.372433  [    5.470046] microcode: Microcode Update Driver: v2.2.
 2376 13:54:32.375802  [    5.470053] IPI shorthand broadcast: enabled
 2377 13:54:32.382378  [    5.470313] mmcblk0: mmc0:0001 DA4064 58.2 GiB 
 2378 13:54:32.392168  [    5.470617] usb 2-3: New USB device found, idVendor=0bda, idProduct=8153, bcdDevice=31.00
 2379 13:54:32.398979  [    5.470642] usb 2-3: New USB device strings: Mfr=1, Product=2, SerialNumber=6
 2380 13:54:32.405284  [    5.470645] usb 2-3: Product: USB 10/100/1000 LAN
 2381 13:54:32.408829  [    5.470647] usb 2-3: Manufacturer: Realtek
 2382 13:54:32.415466  [    5.470650] usb 2-3: SerialNumber: 001000001
 2383 13:54:32.422141  [    5.475783] sched_clock: Marking stable (5388878715, 86838539)->(5504761666, -29044412)
 2384 13:54:32.428505  [    5.480666] mmcblk0boot0: mmc0:0001 DA4064 partition 1 4.00 MiB
 2385 13:54:32.435392  [    5.503001] registered taskstats version 1
 2386 13:54:32.441903  [    5.508144] mmcblk0boot1: mmc0:0001 DA4064 partition 2 4.00 MiB
 2387 13:54:32.445094  [    5.512675] Loading compiled-in X.509 certificates
 2388 13:54:32.455159  [    5.517576] mmcblk0rpmb: mmc0:0001 DA4064 partition 3 16.0 MiB, chardev (246:0)
 2389 13:54:32.461854  [    5.528751] sdhci-pci 0000:00:1e.6: SDHCI controller found [8086:9d2d] (rev 21)
 2390 13:54:32.468177  [    5.547280]  mmcblk0: p1 p2 p3 p4 p5 p6 p7 p8 p9 p10 p11 p12
 2391 13:54:32.478223  [    5.556051] sdhci-pci 0000:00:1e.6: SDHCI controller found [8086:9d2d] (rev 21)
 2392 13:54:32.488120  [    5.581917] sdhci-pci 0000:00:1e.6: SDHCI controller found [8086:9d2d] (rev 21)
 2393 13:54:32.491147  [    5.591078] PM:   Magic number: 14:127:838
 2394 13:54:32.498117  [    5.595706] platform idma64.5: hash matches
 2395 13:54:32.501087  [    5.600631] printk: console [netcon0] enabled
 2396 13:54:32.507832  [    5.605510] netconsole: network logging started
 2397 13:54:32.514481  [    5.610644] usb 1-9: new high-speed USB device number 3 using xhci_hcd
 2398 13:54:32.685980  [    5.780965] usb 1-9: New USB device found, idVendor=13d3, idProduct=56d4, bcdDevice=18.07
 2399 13:54:32.695845  [    5.790155] usb 1-9: New USB device strings: Mfr=3, Product=1, SerialNumber=2
 2400 13:54:32.699161  [    5.798153] usb 1-9: Product: USB2.0 HD UVC WebCam
 2401 13:54:32.705861  [    5.803529] usb 1-9: Manufacturer: Azurewave
 2402 13:54:32.708988  [    5.808329] usb 1-9: SerialNumber: 0x0001
 2403 13:54:32.725541  [    5.820729] sdhci-pci 0000:00:1e.6: SDHCI controller found [8086:9d2d] (rev 21)
 2404 13:54:32.766932  [    5.862185] usb 2-3: reset SuperSpeed Gen 1 USB device number 2 using xhci_hcd
 2405 13:54:32.793439  [    5.888187] r8152 2-3:1.0: Direct firmware load for rtl_nic/rtl8153b-2.fw failed with error -2
 2406 13:54:32.803130  [    5.897962] r8152 2-3:1.0: unable to load firmware patch rtl_nic/rtl8153b-2.fw (-2)
 2407 13:54:32.838403  [    5.936801] r8152 2-3:1.0 eth0: v1.11.11
 2408 13:54:32.845266  [    5.941705] sdhci-pci 0000:00:1e.6: SDHCI controller found [8086:9d2d] (rev 21)
 2409 13:54:32.851610  [    5.942086] IP-Config: Failed to open gretap0
 2410 13:54:32.855053  [    5.954876] IP-Config: Failed to open erspan0
 2411 13:54:34.459211  [    5.977863] Sending DHCP requests .
 2412 13:54:34.466049  [    7.557681] IPv6: ADDRCONF(NETDEV_CHANGE): eth0: link becomes ready
 2413 13:54:34.469140  [    7.568926] r8152 2-3:1.0 eth0: carrier on
 2414 13:54:35.807751  [    8.900781] ., OK
 2415 13:54:35.817767  [    8.911045] IP-Config: Got DHCP answer from 192.168.201.1, my address is 192.168.201.20
 2416 13:54:35.821046  [    8.920022] IP-Config: Complete:
 2417 13:54:35.831546  [    8.923655]      device=eth0, hwaddr=00:e0:4c:68:0a:98, ipaddr=192.168.201.20, mask=255.255.255.0, gw=192.168.201.1
 2418 13:54:35.843007  [    8.935345]      host=asus-C433TA-AJ0005-rammus-cbg-2, domain=lava-rack, nis-domain=(none)
 2419 13:54:35.850416  [    8.944601]      bootserver=192.168.201.1, rootserver=192.168.201.1, rootpath=
 2420 13:54:35.854317  [    8.944604]      nameserver0=192.168.201.1
 2421 13:54:35.861538  [    8.957424] cfg80211: Loading compiled-in X.509 certificates for regulatory database
 2422 13:54:35.874164  [    8.968661] modprobe (100) used greatest stack depth: 14208 bytes left
 2423 13:54:35.880567  [    8.971500] cfg80211: Loaded X.509 cert 'sforshee: 00b28ddf47aef9cea7'
 2424 13:54:35.890630  [    8.983531] platform regulatory.0: Direct firmware load for regulatory.db failed with error -2
 2425 13:54:35.893787  [    8.983725] ALSA device list:
 2426 13:54:35.896842  [    8.993232] cfg80211: failed to load regulatory.db
 2427 13:54:35.903698  [    8.996581]   No soundcards found.
 2428 13:54:35.910262  [    9.006132] dw-apb-uart dw-apb-uart.2: forbid DMA for kernel console
 2429 13:54:35.917239  [    9.015768] Freeing unused kernel image (initmem) memory: 1688K
 2430 13:54:35.932487  [    9.030913] Write protecting the kernel read-only data: 26624k
 2431 13:54:35.943300  [    9.038444] Freeing unused kernel image (text/rodata gap) memory: 2028K
 2432 13:54:35.949851  [    9.046125] Freeing unused kernel image (rodata/data gap) memory: 152K
 2433 13:54:35.953096  [    9.053462] Run /init as init process
 2434 13:54:35.960393  Loading, please wait...
 2435 13:54:35.966910  [    9.064733] cat (114) used greatest stack depth: 13688 bytes left
 2436 13:54:35.971205  Starting version 247.3-7
 2437 13:54:35.980975  [    9.073494] systemd-udevd (122) used greatest stack depth: 13672 bytes left
 2438 13:54:36.023037  [    9.118311] udevadm (124) used greatest stack depth: 13576 bytes left
 2439 13:54:36.147412  [    9.242416] cros-usbpd-notify-acpi GOOG0003:00: Couldn't get Chrome EC device pointer.
 2440 13:54:36.156955  [    9.251483] sdhci-pci 0000:00:1e.6: SDHCI controller found [8086:9d2d] (rev 21)
 2441 13:54:36.185133  [    9.280253] sdhci-pci 0000:00:1e.6: SDHCI controller found [8086:9d2d] (rev 21)
 2442 13:54:36.235404  [    9.330109] sdhci-pci 0000:00:1e.6: SDHCI controller found [8086:9d2d] (rev 21)
 2443 13:54:36.246646  [    9.340792] sdhci-pci 0000:00:1e.6: SDHCI controller found [8086:9d2d] (rev 21)
 2444 13:54:36.265921  [    9.361170] sdhci-pci 0000:00:1e.6: SDHCI controller found [8086:9d2d] (rev 21)
 2445 13:54:36.281249  [    9.376051] sdhci-pci 0000:00:1e.6: SDHCI controller found [8086:9d2d] (rev 21)
 2446 13:54:36.290815  [    9.385871] sdhci-pci 0000:00:1e.6: SDHCI controller found [8086:9d2d] (rev 21)
 2447 13:54:36.300850  [    9.395620] sdhci-pci 0000:00:1e.6: SDHCI controller found [8086:9d2d] (rev 21)
 2448 13:54:36.318429  [    9.413462] udevadm (140) used greatest stack depth: 13400 bytes left
 2449 13:54:36.321738  Begin: Loading essential drivers ... done.
 2450 13:54:36.324877  Begin: Running /scripts/init-premount ... done.
 2451 13:54:36.334721  Begin: Mounting root file system ... Begin: Running /scripts/nfs-top ... done.
 2452 13:54:36.338143  Begin: Running /scripts/nfs-premount ... done.
 2453 13:54:36.356884  IP-Config: gretap0 hardware address 00:00:00:00:00:00 mtu 1462 DHCP
 2454 13:54:36.359898  SIOCSIFFLAGS: Cannot assign requested address
 2455 13:54:36.366708  IP-Config: erspan0 hardware address 00:00:00:00:00:00 mtu 1450 DHCP
 2456 13:54:36.369868  SIOCSIFFLAGS: Cannot assign requested address
 2457 13:54:36.376546  IP-Config: eth0 hardware address 00:e0:4c:68:0a:98 mtu 1500 DHCP
 2458 13:54:36.382963  IP-Config: eth0 complete (dhcp from 192.168.201.1):
 2459 13:54:36.389582   address: 192.168.201.20   broadcast: 192.168.201.255  netmask: 255.255.255.0   
 2460 13:54:36.399456   gateway: 192.168.201.1    dns0     : 192.168.201.1    dns1   : 0.0.0.0         
 2461 13:54:36.406098   host   : asus-C433TA-AJ0005-rammus-cbg-2                                 
 2462 13:54:36.412531   domain : lava-rack                                                       
 2463 13:54:36.419056   rootserver: 192.168.201.1 rootpath: 
 2464 13:54:36.419144   filename  : 
 2465 13:54:36.456736  [    9.551997] nfsmount (161) used greatest stack depth: 12680 bytes left
 2466 13:54:36.456838  done.
 2467 13:54:36.469969  Begin: Running /scripts/nfs-bottom ... done.
 2468 13:54:36.494198  Begin: Running /scripts/init-bottom ... done.
 2469 13:54:37.514754  SELinux:  Could not open policy file <= /etc/selinux/targeted/policy/policy.33:  No such file or directory
 2470 13:54:37.672828  [   10.751679] systemd[1]: systemd 247.3-7 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)
 2471 13:54:37.690370  [   10.788906] systemd[1]: Detected architecture x86-64.
 2472 13:54:37.708813  
 2473 13:54:37.712118  Welcome to [1mDebian GNU/Linux 11 (bullseye)[0m!
 2474 13:54:37.712206  
 2475 13:54:37.723706  [   10.818844] systemd[1]: Set hostname to <debian-bullseye-amd64>.
 2476 13:54:38.226382  [   11.321618] systemd[1]: Queued start job for default target Graphical Interface.
 2477 13:54:38.234872  [   11.333346] systemd[1]: Created slice system-getty.slice.
 2478 13:54:38.241394  [[0;32m  OK  [0m] Created slice [0;1;39msystem-getty.slice[0m.
 2479 13:54:38.250735  [   11.349346] systemd[1]: Created slice system-modprobe.slice.
 2480 13:54:38.260630  [[0;32m  OK  [0m] Created slice [0;1;39msystem-modprobe.slice[0m.
 2481 13:54:38.270395  [   11.365363] systemd[1]: Created slice system-serial\x2dgetty.slice.
 2482 13:54:38.277065  [[0;32m  OK  [0m] Created slice [0;1;39msystem-serial\x2dgetty.slice[0m.
 2483 13:54:38.283847  [   11.382341] systemd[1]: Created slice User and Session Slice.
 2484 13:54:38.293706  [[0;32m  OK  [0m] Created slice [0;1;39mUser and Session Slice[0m.
 2485 13:54:38.303744  [   11.398327] systemd[1]: Started Dispatch Password Requests to Console Directory Watch.
 2486 13:54:38.313721  [[0;32m  OK  [0m] Started [0;1;39mDispatch Password …ts to Console Directory Watch[0m.
 2487 13:54:38.323166  [   11.417281] systemd[1]: Started Forward Password Requests to Wall Directory Watch.
 2488 13:54:38.332943  [[0;32m  OK  [0m] Started [0;1;39mForward Password R…uests to Wall Directory Watch[0m.
 2489 13:54:38.347264  [   11.439108] systemd[1]: Set up automount Arbitrary Executable File Formats File System Automount Point.
 2490 13:54:38.356718  [[0;32m  OK  [0m] Set up automount [0;1;39mArbitrary…s File System Automount Point[0m.
 2491 13:54:38.363741  [   11.462055] systemd[1]: Reached target Local Encrypted Volumes.
 2492 13:54:38.373760  [[0;32m  OK  [0m] Reached target [0;1;39mLocal Encrypted Volumes[0m.
 2493 13:54:38.380319  [   11.477950] systemd[1]: Reached target Paths.
 2494 13:54:38.383442  [[0;32m  OK  [0m] Reached target [0;1;39mPaths[0m.
 2495 13:54:38.391685  [   11.489919] systemd[1]: Reached target Remote File Systems.
 2496 13:54:38.401313  [[0;32m  OK  [0m] Reached target [0;1;39mRemote File Systems[0m.
 2497 13:54:38.407917  [   11.505894] systemd[1]: Reached target Slices.
 2498 13:54:38.414535  [[0;32m  OK  [0m] Reached target [0;1;39mSlices[0m.
 2499 13:54:38.417731  [   11.517071] systemd[1]: Reached target Swap.
 2500 13:54:38.424361  [[0;32m  OK  [0m] Reached target [0;1;39mSwap[0m.
 2501 13:54:38.434202  [   11.528843] systemd[1]: Listening on initctl Compatibility Named Pipe.
 2502 13:54:38.440725  [[0;32m  OK  [0m] Listening on [0;1;39minitctl Compatibility Named Pipe[0m.
 2503 13:54:38.450040  [   11.548477] systemd[1]: Listening on Journal Audit Socket.
 2504 13:54:38.459692  [[0;32m  OK  [0m] Listening on [0;1;39mJournal Audit Socket[0m.
 2505 13:54:38.467755  [   11.566088] systemd[1]: Listening on Journal Socket (/dev/log).
 2506 13:54:38.477707  [[0;32m  OK  [0m] Listening on [0;1;39mJournal Socket (/dev/log)[0m.
 2507 13:54:38.484981  [   11.583271] systemd[1]: Listening on Journal Socket.
 2508 13:54:38.491195  [[0;32m  OK  [0m] Listening on [0;1;39mJournal Socket[0m.
 2509 13:54:38.505513  [   11.600467] systemd[1]: Listening on Network Service Netlink Socket.
 2510 13:54:38.511857  [[0;32m  OK  [0m] Listening on [0;1;39mNetwork Service Netlink Socket[0m.
 2511 13:54:38.522993  [   11.621450] systemd[1]: Listening on udev Control Socket.
 2512 13:54:38.529750  [[0;32m  OK  [0m] Listening on [0;1;39mudev Control Socket[0m.
 2513 13:54:38.539579  [   11.638062] systemd[1]: Listening on udev Kernel Socket.
 2514 13:54:38.546431  [[0;32m  OK  [0m] Listening on [0;1;39mudev Kernel Socket[0m.
 2515 13:54:38.559341  [   11.657827] systemd[1]: Mounting Huge Pages File System...
 2516 13:54:38.565710           Mounting [0;1;39mHuge Pages File System[0m...
 2517 13:54:38.583966  [   11.679034] systemd[1]: Mounting POSIX Message Queue File System...
 2518 13:54:38.590314           Mounting [0;1;39mPOSIX Message Queue File System[0m...
 2519 13:54:38.598451  [   11.696754] systemd[1]: Mounting Kernel Debug File System...
 2520 13:54:38.604917           Mounting [0;1;39mKernel Debug File System[0m...
 2521 13:54:38.615487  [   11.713988] systemd[1]: Mounting Kernel Trace File System...
 2522 13:54:38.622042           Mounting [0;1;39mKernel Trace File System[0m...
 2523 13:54:38.641321  [   11.736589] systemd[1]: Starting Create list of static device nodes for the current kernel...
 2524 13:54:38.651251           Starting [0;1;39mCreate list of st…odes for the current kernel[0m...
 2525 13:54:38.657979  [   11.756038] systemd[1]: Starting Load Kernel Module configfs...
 2526 13:54:38.664393           Starting [0;1;39mLoad Kernel Module configfs[0m...
 2527 13:54:38.676398  [   11.774542] systemd[1]: Starting Load Kernel Module drm...
 2528 13:54:38.682570           Starting [0;1;39mLoad Kernel Module drm[0m...
 2529 13:54:38.690764  [   11.789377] systemd[1]: Starting Load Kernel Module fuse...
 2530 13:54:38.697543           Starting [0;1;39mLoad Kernel Module fuse[0m...
 2531 13:54:38.735510  [   11.827443] systemd[1]: Condition check resulted in Set Up Additional Binary Formats being skipped.
 2532 13:54:38.738824  [   11.837966] fuse: init (API version 7.32)
 2533 13:54:38.745661  [   11.844123] systemd[1]: Starting Journal Service...
 2534 13:54:38.752131           Starting [0;1;39mJournal Service[0m...
 2535 13:54:38.761887  [   11.860204] systemd[1]: Starting Load Kernel Modules...
 2536 13:54:38.768301           Starting [0;1;39mLoad Kernel Modules[0m...
 2537 13:54:38.779221  [   11.874126] systemd[1]: Starting Remount Root and Kernel File Systems...
 2538 13:54:38.785277           Starting [0;1;39mRemount Root and Kernel File Systems[0m...
 2539 13:54:38.794656  [   11.893283] systemd[1]: Starting Coldplug All udev Devices...
 2540 13:54:38.801410           Starting [0;1;39mColdplug All udev Devices[0m...
 2541 13:54:38.811008  [   11.909472] systemd[1]: Mounted Huge Pages File System.
 2542 13:54:38.817798  [[0;32m  OK  [0m] Mounted [0;1;39mHuge Pages File System[0m.
 2543 13:54:38.830136  [   11.925175] systemd[1]: Mounted POSIX Message Queue File System.
 2544 13:54:38.836496  [[0;32m  OK  [0m] Mounted [0;1;39mPOSIX Message Queue File System[0m.
 2545 13:54:38.842966  [   11.941021] systemd[1]: Mounted Kernel Debug File System.
 2546 13:54:38.849755  [[0;32m  OK  [0m] Mounted [0;1;39mKernel Debug File System[0m.
 2547 13:54:38.857803  [   11.955998] systemd[1]: Mounted Kernel Trace File System.
 2548 13:54:38.864197  [[0;32m  OK  [0m] Mounted [0;1;39mKernel Trace File System[0m.
 2549 13:54:38.877812  [   11.973224] systemd[1]: Finished Create list of static device nodes for the current kernel.
 2550 13:54:38.887692  [[0;32m  OK  [0m] Finished [0;1;39mCreate list of st… nodes for the current kernel[0m.
 2551 13:54:38.895317  [   11.993670] systemd[1]: modprobe@configfs.service: Succeeded.
 2552 13:54:38.902260  [   12.000704] systemd[1]: Finished Load Kernel Module configfs.
 2553 13:54:38.912141  [[0;32m  OK  [0m] Finished [0;1;39mLoad Kernel Module configfs[0m.
 2554 13:54:38.918897  [   12.015996] systemd[1]: Started Journal Service.
 2555 13:54:38.922077  [[0;32m  OK  [0m] Started [0;1;39mJournal Service[0m.
 2556 13:54:38.933826  [[0;32m  OK  [0m] Finished [0;1;39mLoad Kernel Module drm[0m.
 2557 13:54:38.946800  [[0;32m  OK  [0m] Finished [0;1;39mLoad Kernel Module fuse[0m.
 2558 13:54:38.954486  [[0;32m  OK  [0m] Finished [0;1;39mLoad Kernel Modules[0m.
 2559 13:54:38.967740  [[0;32m  OK  [0m] Finished [0;1;39mRemount Root and Kernel File Systems[0m.
 2560 13:54:38.978257           Mounting [0;1;39mFUSE Control File System[0m...
 2561 13:54:38.986310           Mounting [0;1;39mKernel Configuration File System[0m...
 2562 13:54:39.003553           Starting [0;1;39mFlush Journal to Persistent Storage[0m...
 2563 13:54:39.012171           Starting [0;1;39mLoad/Save Random Seed[0m...
 2564 13:54:39.022358           Starting [0;1;39mApply Kernel Variables[0m...
 2565 13:54:39.031372           Starting [0;1;39mCreate System Users[0m...
 2566 13:54:39.041022  [   12.133054] systemd-journald[197]: Received client request to flush runtime journal.
 2567 13:54:39.047950  [[0;32m  OK  [0m] Mounted [0;1;39mFUSE Control File System[0m.
 2568 13:54:39.060152  [[0;32m  OK  [0m] Mounted [0;1;39mKernel Configuration File System[0m.
 2569 13:54:39.067162  [[0;32m  OK  [0m] Finished [0;1;39mLoad/Save Random Seed[0m.
 2570 13:54:39.077175  [[0;32m  OK  [0m] Finished [0;1;39mApply Kernel Variables[0m.
 2571 13:54:39.152007  [[0;32m  OK  [0m] Finished [0;1;39mColdplug All udev Devices[0m.
 2572 13:54:40.486169  [[0;32m  OK  [0m] Finished [0;1;39mFlush Journal to Persistent Storage[0m.
 2573 13:54:40.500134  [[0;32m  OK  [0m] Finished [0;1;39mCreate System Users[0m.
 2574 13:54:40.514762           Starting [0;1;39mCreate Static Device Nodes in /dev[0m...
 2575 13:54:40.634472  [   13.729486] systemd-tmpfile (209) used greatest stack depth: 12528 bytes left
 2576 13:54:40.640887  [[0;32m  OK  [0m] Finished [0;1;39mCreate Static Device Nodes in /dev[0m.
 2577 13:54:40.653374  [[0;32m  OK  [0m] Reached target [0;1;39mLocal File Systems (Pre)[0m.
 2578 13:54:40.662932  [[0;32m  OK  [0m] Reached target [0;1;39mLocal File Systems[0m.
 2579 13:54:40.676291           Starting [0;1;39mCreate Volatile Files and Directories[0m...
 2580 13:54:40.689489           Starting [0;1;39mRule-based Manage…for Device Events and Files[0m...
 2581 13:54:40.857890  [[0;32m  OK  [0m] Started [0;1;39mRule-based Manager for Device Events and Files[0m.
 2582 13:54:40.872145           Starting [0;1;39mNetwork Service[0m...
 2583 13:54:40.944987  [[0;32m  OK  [0m] Finished [0;1;39mCreate Volatile Files and Directories[0m.
 2584 13:54:40.955234           Starting [0;1;39mUpdate UTMP about System Boot/Shutdown[0m...
 2585 13:54:41.335921  [[0;32m  OK  [0m] Finished [0;1;39mUpdate UTMP about System Boot/Shutdown[0m.
 2586 13:54:41.365022  [[0;32m  OK  [0m] Found device [0;1;39mSunrise Point-LP Serial IO UART Controller[0m.
 2587 13:54:41.513785  [[0;32m  OK  [0m] Created slice [0;1;39msystem-systemd\x2dbacklight.slice[0m.
 2588 13:54:41.523750  [[0;32m  OK  [0m] Listening on [0;1;39mLoad/Save RF …itch Status /dev/rfkill Watch[0m.
 2589 13:54:41.535111           Starting [0;1;39mLoad/Save Screen …f backlight:intel_backlight[0m...
 2590 13:54:41.595295  [[0;32m  OK  [0m] Finished [0;1;39mLoad/Save Screen … of backlight:intel_backlight[0m.
 2591 13:54:41.607726  [[0;32m  OK  [0m] Reached target [0;1;39mSystem Initialization[0m.
 2592 13:54:41.645723  [[0;32m  OK  [0m] Started [0;1;39mDaily apt download activities[0m.
 2593 13:54:41.658907  [[0;32m  OK  [0m] Started [0;1;39mDaily apt upgrade and clean activities[0m.
 2594 13:54:41.672067  [[0;32m  OK  [0m] Started [0;1;39mPeriodic ext4 Onli…ata Check for All Filesystems[0m.
 2595 13:54:41.691153  [[0;32m  OK  [0m] Started [0;1;39mDiscard unused blocks once a week[0m.
 2596 13:54:41.700939  [[0;32m  OK  [0m] Started [0;1;39mDaily Cleanup of Temporary Directories[0m.
 2597 13:54:41.708008  [[0;32m  OK  [0m] Reached target [0;1;39mTimers[0m.
 2598 13:54:41.723159  [[0;32m  OK  [0m] Listening on [0;1;39mD-Bus System Message Bus Socket[0m.
 2599 13:54:41.729936  [[0;32m  OK  [0m] Reached target [0;1;39mSockets[0m.
 2600 13:54:41.738940  [[0;32m  OK  [0m] Reached target [0;1;39mBasic System[0m.
 2601 13:54:41.755554  [[0;32m  OK  [0m] Started [0;1;39mD-Bus System Message Bus[0m.
 2602 13:54:41.791600           Starting [0;1;39mRemove Stale Onli…t4 Metadata Check Snapshots[0m...
 2603 13:54:41.839705           Starting [0;1;39mUser Login Management[0m...
 2604 13:54:41.850789  [[0;32m  OK  [0m] Started [0;1;39mNetwork Service[0m.
 2605 13:54:41.891022           Starting [0;1;39mNetwork Name Resolution[0m...
 2606 13:54:42.171416  [[0;32m  OK  [0m] Started [0;1;39mUser Login Management[0m.
 2607 13:54:42.186055  [[0;32m  OK  [0m] Finished [0;1;39mRemove Stale Onli…ext4 Metadata Check Snapshots[0m.
 2608 13:54:42.729772  [[0;32m  OK  [0m] Started [0;1;39mNetwork Name Resolution[0m.
 2609 13:54:42.738266  [[0;32m  OK  [0m] Reached target [0;1;39mNetwork[0m.
 2610 13:54:42.750009  [[0;32m  OK  [0m] Reached target [0;1;39mHost and Network Name Lookups[0m.
 2611 13:54:42.759600           Starting [0;1;39mPermit User Sessions[0m...
 2612 13:54:42.794951  [[0;32m  OK  [0m] Finished [0;1;39mPermit User Sessions[0m.
 2613 13:54:42.810046  [[0;32m  OK  [0m] Started [0;1;39mGetty on tty1[0m.
 2614 13:54:42.822280  [[0;32m  OK  [0m] Started [0;1;39mSerial Getty on ttyS0[0m.
 2615 13:54:42.832910  [[0;32m  OK  [0m] Reached target [0;1;39mLogin Prompts[0m.
 2616 13:54:42.842472  [[0;32m  OK  [0m] Reached target [0;1;39mMulti-User System[0m.
 2617 13:54:42.855877  [[0;32m  OK  [0m] Reached target [0;1;39mGraphical Interface[0m.
 2618 13:54:42.872615           Starting [0;1;39mUpdate UTMP about System Runlevel Changes[0m...
 2619 13:54:42.962898  [[0;32m  OK  [0m] Finished [0;1;39mUpdate UTMP about System Runlevel Changes[0m.
 2620 13:54:42.994523  
 2621 13:54:42.997881  Debian GNU/Linux 11 debian-bullseye-amd64 ttyS0
 2622 13:54:42.997974  
 2623 13:54:43.004466  debian-bullseye-amd64 login: root (automatic login)
 2624 13:54:43.004552  
 2625 13:54:43.329806  Linux debian-bullseye-amd64 5.10.129-cip12 #1 SMP Tue Jul 26 13:44:52 UTC 2022 x86_64
 2626 13:54:43.329963  
 2627 13:54:43.336487  The programs included with the Debian GNU/Linux system are free software;
 2628 13:54:43.342987  the exact distribution terms for each program are described in the
 2629 13:54:43.349501  individual files in /usr/share/doc/*/copyright.
 2630 13:54:43.349595  
 2631 13:54:43.356062  Debian GNU/Linux comes with ABSOLUTELY NO WARRANTY, to the extent
 2632 13:54:43.359424  permitted by applicable law.
 2633 13:54:43.961675  Matched prompt #7: / #
 2635 13:54:43.961998  Setting prompt string to ['/ #']
 2636 13:54:43.962102  end: 2.2.5.1 login-action (duration 00:00:15) [common]
 2638 13:54:43.962310  end: 2.2.5 auto-login-action (duration 00:00:17) [common]
 2639 13:54:43.962432  start: 2.2.6 expect-shell-connection (timeout 00:04:13) [common]
 2640 13:54:43.962511  Setting prompt string to ['/ #']
 2641 13:54:43.962576  Forcing a shell prompt, looking for ['/ #']
 2643 13:54:44.013002  / # 
 2644 13:54:44.013110  expect-shell-connection: Wait for prompt ['/ #'] (timeout 00:05:00)
 2645 13:54:44.013186  Waiting using forced prompt support (timeout 00:02:30)
 2646 13:54:44.019437  
 2647 13:54:44.019712  end: 2.2.6 expect-shell-connection (duration 00:00:00) [common]
 2648 13:54:44.019813  start: 2.2.7 export-device-env (timeout 00:04:13) [common]
 2650 13:54:44.120564  / # export NFS_ROOTFS='/var/lib/lava/dispatcher/tmp/6894846/extract-nfsrootfs-_e_8tjyy'
 2651 13:54:44.125688  export NFS_ROOTFS='/var/lib/lava/dispatcher/tmp/6894846/extract-nfsrootfs-_e_8tjyy'
 2653 13:54:44.226669  / # export NFS_SERVER_IP='192.168.201.1'
 2654 13:54:44.231704  export NFS_SERVER_IP='192.168.201.1'
 2655 13:54:44.232020  end: 2.2.7 export-device-env (duration 00:00:00) [common]
 2656 13:54:44.232144  end: 2.2 depthcharge-retry (duration 00:00:47) [common]
 2657 13:54:44.232265  end: 2 depthcharge-action (duration 00:00:47) [common]
 2658 13:54:44.232532  start: 3 lava-test-retry (timeout 00:08:47) [common]
 2659 13:54:44.232657  start: 3.1 lava-test-shell (timeout 00:08:47) [common]
 2660 13:54:44.232764  Using namespace: common
 2662 13:54:44.333416  / # #
 2663 13:54:44.333572  lava-test-shell: Wait for prompt ['/ #'] (timeout 00:10:00)
 2664 13:54:44.338858  #
 2665 13:54:44.339127  Using /lava-6894846
 2667 13:54:44.439740  / # export SHELL=/bin/bash
 2668 13:54:44.444708  export SHELL=/bin/bash
 2670 13:54:44.545638  / # . /lava-6894846/environment
 2671 13:54:44.550682  . /lava-6894846/environment
 2673 13:54:44.657991  / # /lava-6894846/bin/lava-test-runner /lava-6894846/0
 2674 13:54:44.658140  Test shell timeout: 10s (minimum of the action and connection timeout)
 2675 13:54:44.662993  /lava-6894846/bin/lava-test-runner /lava-6894846/0
 2676 13:54:44.986715  + export TESTRUN_ID=0_timesync-off
 2677 13:54:44.986871  + TESTRUN_ID=0_timesync-off
 2678 13:54:44.993010  + cd /lava-6894846/0/tests/0_timesync-off
 2679 13:54:44.993098  ++ cat uuid
 2680 13:54:44.996788  + UUID=6894846_1.5.2.3.1
 2681 13:54:44.999985  + set +x
 2682 13:54:45.003362  <LAVA_SIGNAL_STARTRUN 0_timesync-off 6894846_1.5.2.3.1>
 2683 13:54:45.003631  Received signal: <STARTRUN> 0_timesync-off 6894846_1.5.2.3.1
 2684 13:54:45.003710  Starting test lava.0_timesync-off (6894846_1.5.2.3.1)
 2685 13:54:45.003803  Skipping test definition patterns.
 2686 13:54:45.006663  + systemctl stop systemd-timesyncd
 2687 13:54:45.027748  Failed to stop systemd-timesyncd.service: Unit systemd-timesyncd.service not loaded.
 2688 13:54:45.027838  + true
 2689 13:54:45.030959  + set +x
 2690 13:54:45.034439  <LAVA_SIGNAL_ENDRUN 0_timesync-off 6894846_1.5.2.3.1>
 2691 13:54:45.034696  Received signal: <ENDRUN> 0_timesync-off 6894846_1.5.2.3.1
 2692 13:54:45.034788  Ending use of test pattern.
 2693 13:54:45.034856  Ending test lava.0_timesync-off (6894846_1.5.2.3.1), duration 0.03
 2695 13:54:45.089248  + export TESTRUN_ID=1_kselftest-lkdtm
 2696 13:54:45.092588  + TESTRUN_ID=1_kselftest-lkdtm
 2697 13:54:45.095839  + cd /lava-6894846/0/tests/1_kselftest-lkdtm
 2698 13:54:45.095928  ++ cat uuid
 2699 13:54:45.100163  + UUID=6894846_1.5.2.3.5
 2700 13:54:45.103563  + set +x
 2701 13:54:45.106817  <LAVA_SIGNAL_STARTRUN 1_kselftest-lkdtm 6894846_1.5.2.3.5>
 2702 13:54:45.107075  Received signal: <STARTRUN> 1_kselftest-lkdtm 6894846_1.5.2.3.5
 2703 13:54:45.107151  Starting test lava.1_kselftest-lkdtm (6894846_1.5.2.3.5)
 2704 13:54:45.107236  Skipping test definition patterns.
 2705 13:54:45.110309  + cd ./automated/linux/kselftest/
 2706 13:54:45.142985  + ./kselftest.sh -c lkdtm -T '' -t kselftest_armhf.tar.gz -s false -u http://storage.kernelci.org/cip/linux-5.10.y-cip/v5.10.129-cip12-36-g21d9d56f4de5a/x86_64/x86_64_defconfig+x86-chromebook+kselftest/gcc-10/kselftest.tar.xz -L '' -S skipfile-lkft.yaml -b asus-C433TA-AJ0005-rammus -g cip -e '' -p /opt/kselftests/mainline/
 2707 13:54:45.159005  INFO: Generating a skipfile based on /lava-6894846/0/tests/1_kselftest-lkdtm/automated/linux/kselftest/skipfile-lkft.yaml
 2708 13:54:45.251896  INFO: Using the following generated skipfile contents (until EOF):
 2709 13:54:45.255348  breakpoints:breakpoint_test
 2710 13:54:45.258590  breakpoints:step_after_suspend_test
 2711 13:54:45.261725  ftrace:ftracetest
 2712 13:54:45.265149  net:rtnetlink.sh
 2713 13:54:45.265236  net:tls
 2714 13:54:45.268548  netfilter:bridge_brouter.sh
 2715 13:54:45.268642  netfilter:nft_flowtable.sh
 2716 13:54:45.271664  netfilter:nft_trans_stress.sh
 2717 13:54:45.275042  pidfd:pidfd_wait
 2718 13:54:45.275141  INFO: EOF
 2719 13:54:45.293681  INFO: Installing sed perl wget xz-utils iproute2
 2720 13:54:46.044712  Hit:1 http://deb.debian.org/debian bullseye InRelease
 2721 13:54:59.637933  Reading package lists...
 2722 13:55:02.712319  Reading package lists...
 2723 13:55:02.900570  Building dependency tree...
 2724 13:55:02.901149  Reading state information...
 2725 13:55:02.942669  iproute2 is already the newest version (5.10.0-4).
 2726 13:55:02.949459  perl is already the newest version (5.32.1-4+deb11u2).
 2727 13:55:02.952771  sed is already the newest version (4.7-1).
 2728 13:55:02.959160  wget is already the newest version (1.21-1+deb11u1).
 2729 13:55:02.962723  xz-utils is already the newest version (5.2.5-2.1~deb11u1).
 2730 13:55:03.210614  0 upgraded, 0 newly installed, 0 to remove and 0 not upgraded.
 2731 13:55:03.311618  --2022-07-26 13:51:02--  http://storage.kernelci.org/cip/linux-5.10.y-cip/v5.10.129-cip12-36-g21d9d56f4de5a/x86_64/x86_64_defconfig+x86-chromebook+kselftest/gcc-10/kselftest.tar.xz
 2732 13:55:03.318315  Resolving storage.kernelci.org (storage.kernelci.org)... 52.250.1.28
 2733 13:55:03.450982  Connecting to storage.kernelci.org (storage.kernelci.org)|52.250.1.28|:80... connected.
 2734 13:55:03.597200  HTTP request sent, awaiting response... 200 OK
 2735 13:55:03.600201  Length: 3573940 (3.4M) [application/octet-stream]
 2736 13:55:03.603536  Saving to: 'kselftest.tar.xz'
 2737 13:55:03.603622  
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 3064 13:55:13.816707  tar: ./lkdtm/CORRUPT_STACK.sh: time stamp 2022-07-26 13:51:23 is 10.525594295 s in the future
 3065 13:55:13.826908  tar: ./lkdtm/STACKLEAK_ERASING.sh: time stamp 2022-07-26 13:51:23 is 10.522711725 s in the future
 3066 13:55:13.836817  tar: ./lkdtm/ACCESS_NULL.sh: time stamp 2022-07-26 13:51:23 is 10.51949158 s in the future
 3067 13:55:13.846643  tar: ./lkdtm/REFCOUNT_INC_SATURATED.sh: time stamp 2022-07-26 13:51:23 is 10.516026138 s in the future
 3068 13:55:13.856388  tar: ./lkdtm/WRITE_AFTER_FREE.sh: time stamp 2022-07-26 13:51:23 is 10.512309462 s in the future
 3069 13:55:13.869777  tar: ./lkdtm/REFCOUNT_INC_NOT_ZERO_OVERFLOW.sh: time stamp 2022-07-26 13:51:23 is 10.507782861 s in the future
 3070 13:55:13.879372  tar: ./lkdtm/REFCOUNT_ADD_NOT_ZERO_OVERFLOW.sh: time stamp 2022-07-26 13:51:23 is 10.504141032 s in the future
 3071 13:55:13.892297  tar: ./lkdtm/USERCOPY_HEAP_WHITELIST_TO.sh: time stamp 2022-07-26 13:51:23 is 10.499939916 s in the future
 3072 13:55:13.902180  tar: ./lkdtm/REFCOUNT_SUB_AND_TEST_SATURATED.sh: time stamp 2022-07-26 13:51:23 is 10.491517205 s in the future
 3073 13:55:13.911932  tar: ./lkdtm/EXEC_USERSPACE.sh: time stamp 2022-07-26 13:51:23 is 10.487055037 s in the future
 3074 13:55:13.922108  tar: ./lkdtm/EXHAUST_STACK.sh: time stamp 2022-07-26 13:51:23 is 10.483061405 s in the future
 3075 13:55:13.931603  tar: ./lkdtm/CORRUPT_PAC.sh: time stamp 2022-07-26 13:51:23 is 10.478971596 s in the future
 3076 13:55:13.941902  tar: ./lkdtm/REFCOUNT_INC_OVERFLOW.sh: time stamp 2022-07-26 13:51:23 is 10.474786688 s in the future
 3077 13:55:13.951398  tar: ./lkdtm/SPINLOCKUP.sh: time stamp 2022-07-26 13:51:23 is 10.470438317 s in the future
 3078 13:55:13.961367  tar: ./lkdtm/STACK_GUARD_PAGE_TRAILING.sh: time stamp 2022-07-26 13:51:23 is 10.466574296 s in the future
 3079 13:55:13.971447  tar: ./lkdtm/EXCEPTION.sh: time stamp 2022-07-26 13:51:23 is 10.463073262 s in the future
 3080 13:55:13.981078  tar: ./lkdtm/USERCOPY_HEAP_SIZE_TO.sh: time stamp 2022-07-26 13:51:23 is 10.459485449 s in the future
 3081 13:55:13.990877  tar: ./lkdtm/WRITE_RO_AFTER_INIT.sh: time stamp 2022-07-26 13:51:23 is 10.456117705 s in the future
 3082 13:55:14.000924  tar: ./lkdtm/EXEC_NULL.sh: time stamp 2022-07-26 13:51:23 is 10.452339406 s in the future
 3083 13:55:14.010665  tar: ./lkdtm/HARDLOCKUP.sh: time stamp 2022-07-26 13:51:23 is 10.449043094 s in the future
 3084 13:55:14.020379  tar: ./lkdtm/SLAB_FREE_DOUBLE.sh: time stamp 2022-07-26 13:51:23 is 10.445350447 s in the future
 3085 13:55:14.030342  tar: ./lkdtm/CORRUPT_LIST_ADD.sh: time stamp 2022-07-26 13:51:23 is 10.441427452 s in the future
 3086 13:55:14.040220  tar: ./lkdtm/REFCOUNT_DEC_AND_TEST_SATURATED.sh: time stamp 2022-07-26 13:51:23 is 10.437759572 s in the future
 3087 13:55:14.050389  tar: ./lkdtm/REFCOUNT_TIMING.sh: time stamp 2022-07-26 13:51:23 is 10.434281317 s in the future
 3088 13:55:14.060156  tar: ./lkdtm/UNSET_SMEP.sh: time stamp 2022-07-26 13:51:23 is 10.430757772 s in the future
 3089 13:55:14.069888  tar: ./lkdtm/STACK_GUARD_PAGE_LEADING.sh: time stamp 2022-07-26 13:51:23 is 10.42710107 s in the future
 3090 13:55:14.079548  tar: ./lkdtm/USERCOPY_KERNEL.sh: time stamp 2022-07-26 13:51:23 is 10.423208625 s in the future
 3091 13:55:14.089420  tar: ./lkdtm/CFI_FORWARD_PROTO.sh: time stamp 2022-07-26 13:51:23 is 10.418841898 s in the future
 3092 13:55:14.099266  tar: ./lkdtm/WRITE_RO.sh: time stamp 2022-07-26 13:51:23 is 10.414403523 s in the future
 3093 13:55:14.109184  tar: ./lkdtm/REFCOUNT_DEC_NEGATIVE.sh: time stamp 2022-07-26 13:51:23 is 10.410289151 s in the future
 3094 13:55:14.118950  tar: ./lkdtm/REFCOUNT_INC_NOT_ZERO_SATURATED.sh: time stamp 2022-07-26 13:51:23 is 10.02149374 s in the future
 3095 13:55:14.129142  tar: ./lkdtm/LOOP.sh: time stamp 2022-07-26 13:51:23 is 10.015473901 s in the future
 3096 13:55:14.139140  tar: ./lkdtm/SLAB_FREE_CROSS.sh: time stamp 2022-07-26 13:51:23 is 10.009384458 s in the future
 3097 13:55:14.145394  tar: ./lkdtm/EXEC_STACK.sh: time stamp 2022-07-26 13:51:23 is 10.002918407 s in the future
 3098 13:55:14.155320  tar: ./lkdtm/CORRUPT_STACK_STRONG.sh: time stamp 2022-07-26 13:51:23 is 9.99686218 s in the future
 3099 13:55:14.165259  tar: ./lkdtm/SLAB_FREE_PAGE.sh: time stamp 2022-07-26 13:51:23 is 9.990783033 s in the future
 3100 13:55:14.175387  tar: ./lkdtm/PANIC.sh: time stamp 2022-07-26 13:51:23 is 9.985272495 s in the future
 3101 13:55:14.185032  tar: ./lkdtm/REFCOUNT_ADD_SATURATED.sh: time stamp 2022-07-26 13:51:23 is 9.980168353 s in the future
 3102 13:55:14.191530  tar: ./lkdtm: time stamp 2022-07-26 13:51:44 is 30.977701349 s in the future
 3103 13:55:14.201466  tar: ./futex/functional/futex_requeue_pi_signal_restart: time stamp 2022-07-26 13:51:17 is 3.963561179 s in the future
 3104 13:55:14.214765  tar: ./futex/functional/futex_wait_wouldblock: time stamp 2022-07-26 13:51:16 is 2.955308664 s in the future
 3105 13:55:14.224811  tar: ./futex/functional/futex_wait_timeout: time stamp 2022-07-26 13:51:16 is 2.946209062 s in the future
 3106 13:55:14.234607  tar: ./futex/functional/futex_wait_private_mapped_file: time stamp 2022-07-26 13:51:18 is 4.936288591 s in the future
 3107 13:55:14.247983  tar: ./futex/functional/futex_wait_uninitialized_heap: time stamp 2022-07-26 13:51:17 is 3.920926081 s in the future
 3108 13:55:14.257911  tar: ./futex/functional/futex_requeue_pi: time stamp 2022-07-26 13:51:17 is 3.910139417 s in the future
 3109 13:55:14.267580  tar: ./futex/functional/futex_requeue_pi_mismatched_ops: time stamp 2022-07-26 13:51:17 is 3.90081308 s in the future
 3110 13:55:14.277608  tar: ./futex/functional: time stamp 2022-07-26 13:51:43 is 29.897689624 s in the future
 3111 13:55:14.287276  tar: ./futex/run.sh: time stamp 2022-07-26 13:51:43 is 29.891798908 s in the future
 3112 13:55:14.293824  tar: ./futex: time stamp 2022-07-26 13:51:43 is 29.88922777 s in the future
 3113 13:55:14.300433  tar: ./tpm2: time stamp 2022-07-26 13:51:46 is 32.858108305 s in the future
 3114 13:55:14.310508  tar: ./size/get_size: time stamp 2022-07-26 13:51:35 is 21.848037084 s in the future
 3115 13:55:14.317094  tar: ./size: time stamp 2022-07-26 13:51:45 is 31.844749221 s in the future
 3116 13:55:14.326950  tar: ./memfd/fuse_test: time stamp 2022-07-26 13:51:24 is 10.834103729 s in the future
 3117 13:55:14.333609  tar: ./memfd/memfd_test: time stamp 2022-07-26 13:51:24 is 10.82521082 s in the future
 3118 13:55:14.343366  tar: ./memfd/fuse_mnt: time stamp 2022-07-26 13:51:23 is 9.806222848 s in the future
 3119 13:55:14.350096  tar: ./memfd: time stamp 2022-07-26 13:51:44 is 30.80306442 s in the future
 3120 13:55:14.359787  tar: ./core/close_range_test: time stamp 2022-07-26 13:51:15 is 1.789689281 s in the future
 3121 13:55:14.366598  tar: ./core: time stamp 2022-07-26 13:51:42 is 28.787089778 s in the future
 3122 13:55:14.373036  tar: ./rtc/rtctest: time stamp 2022-07-26 13:51:34 is 20.770463584 s in the future
 3123 13:55:14.382740  tar: ./rtc/setdate: time stamp 2022-07-26 13:51:33 is 19.764247239 s in the future
 3124 13:55:14.389412  tar: ./rtc: time stamp 2022-07-26 13:51:45 is 31.761742148 s in the future
 3125 13:55:14.399488  tar: ./livepatch: time stamp 2022-07-26 13:51:43 is 29.714760482 s in the future
 3126 13:55:14.405913  tar: ./kselftest/module.sh: time stamp 2022-07-26 13:51:38 is 24.706027987 s in the future
 3127 13:55:14.415326  tar: ./kselftest/runner.sh: time stamp 2022-07-26 13:51:38 is 24.700141698 s in the future
 3128 13:55:14.425447  tar: ./kselftest/prefix.pl: time stamp 2022-07-26 13:51:38 is 24.694260837 s in the future
 3129 13:55:14.432063  tar: ./kselftest: time stamp 2022-07-26 13:51:38 is 24.690877352 s in the future
 3130 13:55:14.441808  tar: ./kcmp/kcmp_test: time stamp 2022-07-26 13:51:18 is 4.681802139 s in the future
 3131 13:55:14.448318  tar: ./kcmp: time stamp 2022-07-26 13:51:43 is 29.680002575 s in the future
 3132 13:55:14.487982  tar: ./netfilter/nf-queue: time stamp 2022-07-26 13:51:31 is 17.623493945 s in the future
 3133 13:55:14.497765  tar: ./netfilter: time stamp 2022-07-26 13:51:44 is 30.616143818 s in the future
 3134 13:55:14.504286  tar: .: time stamp 2022-07-26 13:51:47 is 33.613092034 s in the future
 3135 13:55:14.544521  skiplist:
 3136 13:55:14.548060  ========================================
 3137 13:55:14.551229  breakpoints:breakpoint_test
 3138 13:55:14.862915  breakpoints:step_after_suspend_test
 3139 13:55:14.880103  ftrace:ftracetest
 3140 13:55:14.896715  net:rtnetlink.sh
 3141 13:55:14.915212  net:tls
 3142 13:55:14.932132  netfilter:bridge_brouter.sh
 3143 13:55:14.953199  netfilter:nft_flowtable.sh
 3144 13:55:14.973658  netfilter:nft_trans_stress.sh
 3145 13:55:14.995380  pidfd:pidfd_wait
 3146 13:55:15.019512  ========================================
 3147 13:55:15.561371  [   48.660098] kselftest: Running tests in lkdtm
 3148 13:55:15.567719  TAP version 13
 3149 13:55:15.577800  1..70
 3150 13:55:15.584155  # selftests: lkdtm: PANIC.sh
 3151 13:55:15.657805  # Skipping PANIC: crashes entire system
 3152 13:55:15.660806  ok 1 selftests: lkdtm: PANIC.sh # SKIP
 3153 13:55:15.664273  # selftests: lkdtm: BUG.sh
 3154 13:55:15.736040  [   48.834402] lkdtm: Performing direct entry BUG
 3155 13:55:15.742801  [   48.839456] ------------[ cut here ]------------
 3156 13:55:15.745819  [   48.844637] kernel BUG at drivers/misc/lkdtm/bugs.c:76!
 3157 13:55:15.752343  [   48.850491] invalid opcode: 0000 [#1] SMP PTI
 3158 13:55:15.759215  [   48.855355] CPU: 2 PID: 722 Comm: cat Not tainted 5.10.129-cip12 #1
 3159 13:55:15.766017  [   48.862353] Hardware name: Google Rammus/Rammus, BIOS  09/04/2020
 3160 13:55:15.769163  [   48.869161] RIP: 0010:lkdtm_BUG+0x5/0x10
 3161 13:55:15.792053  [   48.873544] Code: 5b a5 ff 48 c7 c0 ea ff ff ff eb e2 48 c7 c0 ea ff ff ff c3 48 c7 c0 f4 ff ff ff eb d1 cc cc cc cc cc cc cc cc 0f 1f 44 00 00 <0f> 0b 66 0f 1f 84 00 00 00 00 00 0f 1f 44 00 00 83 05 e0 19 70 02
 3162 13:55:15.795704  [   48.894528] RSP: 0018:ffffa1b4c147fe60 EFLAGS: 00010286
 3163 13:55:15.805582  [   48.900361] RAX: ffffffffb54b1b30 RBX: 0000000000000001 RCX: 0000000000000000
 3164 13:55:15.811846  [   48.908331] RDX: 0000000000000000 RSI: ffff8cd9bad1bf70 RDI: ffffffffb60d9a70
 3165 13:55:15.821701  [   48.916292] RBP: ffffffffb651b5e8 R08: 0000000000000001 R09: 0000000000000001
 3166 13:55:15.828269  [   48.924261] R10: 00000000ffffe000 R11: 3fffffffffffffff R12: 0000000000000004
 3167 13:55:15.838061  [   48.932232] R13: ffffa1b4c147ff10 R14: ffffa1b4c147ff10 R15: ffff8cd944cdf000
 3168 13:55:15.844851  [   48.940201] FS:  00007f17e7dd6580(0000) GS:ffff8cd9bad00000(0000) knlGS:0000000000000000
 3169 13:55:15.851159  [   48.949239] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
 3170 13:55:15.861262  [   48.955662] CR2: 00007f17e7bef000 CR3: 000000010578a006 CR4: 00000000003706e0
 3171 13:55:15.864553  [   48.963629] Call Trace:
 3172 13:55:15.867605  [   48.966358]  direct_entry.cold+0x2c/0x38
 3173 13:55:15.870935  [   48.970737]  full_proxy_write+0x56/0x80
 3174 13:55:15.873972  [   48.975022]  vfs_write+0xea/0x390
 3175 13:55:15.877466  [   48.978721]  ksys_write+0x68/0xe0
 3176 13:55:15.884080  [   48.982419]  do_syscall_64+0x33/0x40
 3177 13:55:15.887520  [   48.986408]  entry_SYSCALL_64_after_hwframe+0x44/0xa9
 3178 13:55:15.893916  [   48.992049] RIP: 0033:0x7f17e7cfef33
 3179 13:55:15.913863  [   48.996038] Code: 8b 15 61 ef 0c 00 f7 d8 64 89 02 48 c7 c0 ff ff ff ff eb b7 0f 1f 00 64 8b 04 25 18 00 00 00 85 c0 75 14 b8 01 00 00 00 0f 05 <48> 3d 00 f0 ff ff 77 55 c3 0f 1f 40 00 48 83 ec 28 48 89 54 24 18
 3180 13:55:15.923886  [   49.017022] RSP: 002b:00007fffcb98c5a8 EFLAGS: 00000246 ORIG_RAX: 0000000000000001
 3181 13:55:15.930371  [   49.025476] RAX: ffffffffffffffda RBX: 0000000000000004 RCX: 00007f17e7cfef33
 3182 13:55:15.936923  [   49.033447] RDX: 0000000000000004 RSI: 00007f17e7bef000 RDI: 0000000000000001
 3183 13:55:15.946765  [   49.041408] RBP: 00007f17e7bef000 R08: 00007f17e7bee010 R09: 0000000000000000
 3184 13:55:15.953637  [   49.049379] R10: 00007f17e7df91c0 R11: 0000000000000246 R12: 0000000000000001
 3185 13:55:15.963414  [   49.057340] R13: 0000000000000001 R14: 0000000000020000 R15: 0000000000020000
 3186 13:55:15.990066  [   49.065311] Modules linked in: fuse ip_tables cros_ec_sensors cros_ec_sensors_core industrialio_triggered_buffer kfifo_buf industrialio cros_ec_sysfs cros_ec_lightbar cros_ec_chardev cros_ec_debugfs cros_ec_sensorhub x86_pkg_temp_thermal cros_ec_dev cros_usbpd_notify
 3187 13:55:15.993298  [   49.091757] ---[ end trace 292ac93e28977047 ]---
 3188 13:55:15.999594  [   49.096938] RIP: 0010:lkdtm_BUG+0x5/0x10
 3189 13:55:16.019346  [   49.101348] Code: 5b a5 ff 48 c7 c0 ea ff ff ff eb e2 48 c7 c0 ea ff ff ff c3 48 c7 c0 f4 ff ff ff eb d1 cc cc cc cc cc cc cc cc 0f 1f 44 00 00 <0f> 0b 66 0f 1f 84 00 00 00 00 00 0f 1f 44 00 00 83 05 e0 19 70 02
 3190 13:55:16.025867  [   49.122365] RSP: 0018:ffffa1b4c147fe60 EFLAGS: 00010286
 3191 13:55:16.032535  [   49.128231] RAX: ffffffffb54b1b30 RBX: 0000000000000001 RCX: 0000000000000000
 3192 13:55:16.042239  [   49.136235] RDX: 0000000000000000 RSI: ffff8cd9bad1bf70 RDI: ffffffffb60d9a70
 3193 13:55:16.048998  [   49.144229] RBP: ffffffffb651b5e8 R08: 0000000000000001 R09: 0000000000000001
 3194 13:55:16.055518  [   49.152232] R10: 00000000ffffe000 R11: 3fffffffffffffff R12: 0000000000000004
 3195 13:55:16.065247  [   49.160234] R13: ffffa1b4c147ff10 R14: ffffa1b4c147ff10 R15: ffff8cd944cdf000
 3196 13:55:16.075236  [   49.168238] FS:  00007f17e7dd6580(0000) GS:ffff8cd9bad00000(0000) knlGS:0000000000000000
 3197 13:55:16.081837  [   49.177308] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
 3198 13:55:16.088142  [   49.183735] CR2: 00007f17e7bef000 CR3: 000000010578a006 CR4: 00000000003706e0
 3199 13:55:16.091370  # Segmentation fault
 3200 13:55:16.107732  # [   48.834402] lkdtm: Performing direct entry BUG
 3201 13:55:16.114450  # [   48.839456] ------------[ cut here ]------------
 3202 13:55:16.117532  # [   48.844637] kernel BUG at drivers/misc/lkdtm/bugs.c:76!
 3203 13:55:16.124272  # [   48.850491] invalid opcode: 0000 [#1] SMP PTI
 3204 13:55:16.130820  # [   48.855355] CPU: 2 PID: 722 Comm: cat Not tainted 5.10.129-cip12 #1
 3205 13:55:16.137375  # [   48.862353] Hardware name: Google Rammus/Rammus, BIOS  09/04/2020
 3206 13:55:16.143875  # [   48.869161] RIP: 0010:lkdtm_BUG+0x5/0x10
 3207 13:55:16.163978  # [   48.873544] Code: 5b a5 ff 48 c7 c0 ea ff ff ff eb e2 48 c7 c0 ea ff ff ff c3 48 c7 c0 f4 ff ff ff eb d1 cc cc cc cc cc cc cc cc 0f 1f 44 00 00 <0f> 0b 6[   49.259798] lkdtm: Performing direct entry WARNING
 3208 13:55:16.170656  6 0f 1f 84 00 00 00 00 00 0f 1f 44 00 00 83 05 e0 19 70 02
 3209 13:55:16.173900  # [ [   49.267442] ------------[ cut here ]------------
 3210 13:55:16.180638    48.894528] RSP: 0018:ffffa1b4c147fe60 EFLAGS: 00010286
 3211 13:55:16.190423  # [   [   49.278809] WARNING: CPU: 0 PID: 758 at drivers/misc/lkdtm/bugs.c:83 lkdtm_WARNING+0xf/0x20
 3212 13:55:16.223409  48.900361] RAX: ffffffffb54b1b30 RBX: 0000000000000001 RCX: 0000[   49.294372] Modules linked in: fuse ip_tables cros_ec_sensors cros_ec_sensors_core industrialio_triggered_buffer kfifo_buf industrialio cros_ec_sysfs cros_ec_lightbar cros_ec_chardev cros_ec_debugfs cros_ec_sensorhub x86_pkg_temp_thermal cros_ec_dev cros_usbpd_notify
 3213 13:55:16.224095  000000000000
 3214 13:55:16.240051  # [   48.908331] RDX: 0000000000000000 RSI: ffff8c[   49.327026] CPU: 0 PID: 758 Comm: cat Tainted: G      D           5.10.129-cip12 #1
 3215 13:55:16.243404  d9bad1bf70 RDI: ffffffffb60d9a70
 3216 13:55:16.250108  # [   48.916292] RBP: ffffffff[   49.341816] Hardware name: Google Rammus/Rammus, BIOS  09/04/2020
 3217 13:55:16.256537  b651b5e8 R08: 0000000000000001 R09: 0000000000000001
 3218 13:55:16.263068  # [   48.9[   49.354846] RIP: 0010:lkdtm_WARNING+0xf/0x20
 3219 13:55:16.289347  24261] R10: 00000000ffffe000 R11: 3fffffffffffffff R12: 00000000[   49.365840] Code: ff eb d1 cc cc cc cc cc cc cc cc 0f 1f 44 00 00 0f 0b 66 0f 1f 84 00 00 00 00 00 0f 1f 44 00 00 83 05 e0 19 70 02 01 75 01 c3 <0f> 0b c3 66 66 2e 0f 1f 84 00 00 00 00 00 0f 1f 00 0f 1f 44 00 00
 3220 13:55:16.289925  00000004
 3221 13:55:16.302760  # [   48.932232] R13: ffffa1b4c147ff10 R14: ffffa1b4c1[   49.393079] RSP: 0018:ffffa1b4c150fe60 EFLAGS: 00010202
 3222 13:55:16.306064  47ff10 R15: ffff8cd944cdf000
 3223 13:55:16.315975  # [   48.940201] FS:  00007f17e7dd[   49.405097] RAX: ffffffffb54b1b40 RBX: 0000000000000002 RCX: 0000000000000000
 3224 13:55:16.322401  6580(0000) GS:ffff8cd9bad00000(0000) knlGS:0000000000000000
 3225 13:55:16.329019  # [[   49.419327] RDX: 0000000000000000 RSI: ffff8cd9bac1bf70 RDI: ffffffffb60d9a80
 3226 13:55:16.345394     48.949239] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033[   49.433503] RBP: ffffffffb64c01b7 R08: 0000000000000000 R09: 0000000000000000
 3227 13:55:16.358655  # [   48.955662] CR2: 00007f17e7bef000 CR3: 000000010578a006 CR[   49.447777] R10: 00000000ffffe000 R11: 3fffffffffffffff R12: 0000000000000008
 3228 13:55:16.362071  4: 00000000003706e0
 3229 13:55:16.362595  # [   48.963629] Call Trace:
 3230 13:55:16.371967  # [   48.9663[   49.461902] R13: ffffa1b4c150ff10 R14: ffffa1b4c150ff10 R15: ffff8cd944ce8000
 3231 13:55:16.375126  58]  direct_entry.cold+0x2c/0x38
 3232 13:55:16.388264  # [   48.970737]  full_proxy_w[   49.476087] FS:  00007f5c8dc9a580(0000) GS:ffff8cd9bac00000(0000) knlGS:0000000000000000
 3233 13:55:16.388762  rite+0x56/0x80
 3234 13:55:16.395114  # [   48.975022]  vfs_write+0xea/0x390
 3235 13:55:16.401486  # [   48[   49.491347] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
 3236 13:55:16.405006  .978721]  ksys_write+0x68/0xe0
 3237 13:55:16.414891  # [   48.982419]  do_syscall_64+[   49.503964] CR2: 00007f5c8dab3000 CR3: 0000000105726005 CR4: 00000000003706f0
 3238 13:55:16.415411  0x33/0x40
 3239 13:55:16.424760  # [   48.986408]  entry_SYSCALL_64_after_hwframe+0x44[   49.518175] Call Trace:
 3240 13:55:16.425278  /0xa9
 3241 13:55:16.427953  # [   48.992049] RIP: 0033:0x7f17e7cfef33
 3242 13:55:16.434430  # [   48.99603[   49.527108]  direct_entry.cold+0x2c/0x38
 3243 13:55:16.444328  8] Code: 8b 15 61 ef 0c 00 f7 d8 64 89 02 48 c7 c0 ff ff ff ff e[   49.537746]  full_proxy_write+0x56/0x80
 3244 13:55:16.454645  b b7 0f 1f 00 64 8b 04 25 18 00 00 00 85 c0 75 14 b8 01 00 00 00[   49.548207]  vfs_write+0xea/0x390
 3245 13:55:16.464345   0f 05 <48> 3d 00 f0 ff ff 77 55 c3 0f 1f 40 00 48 83 ec 28 48 8[   49.558139]  ksys_write+0x68/0xe0
 3246 13:55:16.464835  9 54 24 18
 3247 13:55:16.474329  # [   49.017022] RSP: 002b:00007fffcb98c5a8 EFLAGS: [   49.568043]  do_syscall_64+0x33/0x40
 3248 13:55:16.477694  00000246 ORIG_RAX: 0000000000000001
 3249 13:55:16.487555  # [   49.025476] RAX: fffff[   49.578271]  entry_SYSCALL_64_after_hwframe+0x44/0xa9
 3250 13:55:16.490719  fffffffffda RBX: 0000000000000004 RCX: 00007f17e7cfef33
 3251 13:55:16.497351  # [   4[   49.590120] RIP: 0033:0x7f5c8dbc2f33
 3252 13:55:16.523694  9.033447] RDX: 0000000000000004 RSI: 00007f17e7bef000 RDI: 00000[   49.600346] Code: 8b 15 61 ef 0c 00 f7 d8 64 89 02 48 c7 c0 ff ff ff ff eb b7 0f 1f 00 64 8b 04 25 18 00 00 00 85 c0 75 14 b8 01 00 00 00 0f 05 <48> 3d 00 f0 ff ff 77 55 c3 0f 1f 40 00 48 83 ec 28 48 89 54 24 18
 3253 13:55:16.524270  00000000001
 3254 13:55:16.540407  # [   49.041408] RBP: 00007f17e7bef000 R08: 00007f1[   49.627532] RSP: 002b:00007ffc940d7448 EFLAGS: 00000246 ORIG_RAX: 0000000000000001
 3255 13:55:16.543655  7e7bee010 R09: 0000000000000000
 3256 13:55:16.553603  # [   49.049379] R10: 00007f17e[   49.642233] RAX: ffffffffffffffda RBX: 0000000000000008 RCX: 00007f5c8dbc2f33
 3257 13:55:16.557159  7df91c0 R11: 0000000000000246 R12: 0000000000000001
 3258 13:55:16.566618  # [   49.05[   49.656398] RDX: 0000000000000008 RSI: 00007f5c8dab3000 RDI: 0000000000000001
 3259 13:55:16.579952  7340] R13: 0000000000000001 R14: 0000000000020000 R15: 000000000[   49.670610] RBP: 00007f5c8dab3000 R08: 00007f5c8dab2010 R09: 0000000000000000
 3260 13:55:16.583368  0020000
 3261 13:55:16.596310  # [   49.065311] Modules linked in: fuse ip_tables cros[   49.684788] R10: 00007f5c8dcbd1c0 R11: 0000000000000246 R12: 0000000000000001
 3262 13:55:16.609747  _ec_sensors cros_ec_sensors_core industrialio_triggered_buffer k[   49.699000] R13: 0000000000000001 R14: 0000000000020000 R15: 0000000000020000
 3263 13:55:16.619633  fifo_buf industrialio cros_ec_sysfs cros_ec_lightbar cros_ec_cha[   49.713174] irq event stamp: 0
 3264 13:55:16.632458  rdev cros_ec_debugfs cros_ec_sensorhub x86_pkg_temp_thermal cros[   49.722811] hardirqs last  enabled at (0): [<0000000000000000>] 0x0
 3265 13:55:16.635982  _ec_dev cros_usbpd_notify
 3266 13:55:16.649045  # [   49.091757] ---[ end trace 292ac[   49.736026] hardirqs last disabled at (0): [<ffffffffb4cf9f9c>] copy_process+0x63c/0x1c80
 3267 13:55:16.649539  93e28977047 ]---
 3268 13:55:16.662062  # [   49.096938] RIP: 0010:lkdtm_BUG+0x5/0x10[   49.751387] softirqs last  enabled at (0): [<ffffffffb4cf9f9c>] copy_process+0x63c/0x1c80
 3269 13:55:16.675393  # [   49.101348] Code: 5b a5 ff 48 c7 c0 ea ff ff ff eb e2 48 c[   49.766734] softirqs last disabled at (0): [<0000000000000000>] 0x0
 3270 13:55:16.688708  7 c0 ea ff ff ff c3 48 c7 c0 f4 ff ff ff eb d1 cc cc cc cc cc cc[   49.779962] ---[ end trace 292ac93e28977048 ]---
 3271 13:55:16.695099   cc cc 0f 1f 44 00 00 <0f> 0b 66 0f 1f 84 00 00 00 00 00 0f 1f 44 00 00 83 05 e0 19 70 02
 3272 13:55:16.701771  # [   49.122365] RSP: 0018:ffffa1b4c147fe60 EFLAGS: 00010286
 3273 13:55:16.711726  # [   49.128231] RAX: ffffffffb54b1b30 RBX: 0000000000000001 RCX: 0000000000000000
 3274 13:55:16.718232  # [   49.136235] RDX: 0000000000000000 RSI: ffff8cd9bad1bf70 RDI: ffffffffb60d9a70
 3275 13:55:16.728293  # [   49.144229] RBP: ffffffffb651b5e8 R08: 0000000000000001 R09: 0000000000000001
 3276 13:55:16.734715  # [   49.152232] R10: 00000000ffffe000 R11: 3fffffffffffffff R12: 0000000000000004
 3277 13:55:16.744648  # [   49.160234] R13: ffffa1b4c147ff10 R14: ffffa1b4c147ff10 R15: ffff8cd944cdf000
 3278 13:55:16.754244  # [   49.168238] FS:  00007f17e7dd6580(0000) GS:ffff8cd9bad00000(0000) knlGS:0000000000000000
 3279 13:55:16.761017  # [   49.177308] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
 3280 13:55:16.767392  # [   49.183735] CR2: 00007f17e7bef000 CR3: 000000010578a006 CR4: 00000000003706e0
 3281 13:55:16.773962  # BUG: saw '[   49.872023] lkdtm: Performing direct entry WARNING_MESSAGE
 3282 13:55:16.777116  kernel BUG at': ok
 3283 13:55:16.780601  ok 2 selftests: lkdtm: BUG.sh
 3284 13:55:16.786938  # selftests: [   49.878280] ------------[ cut here ]------------
 3285 13:55:16.787063  lkdtm: WARNING.sh
 3286 13:55:16.796836  # [   49.259798] lkdtm: Performing direct ent[   49.889672] Warning message trigger count: 2
 3287 13:55:16.796924  ry WARNING
 3288 13:55:16.813352  # [   49.267442] ------------[ cut here ]-----------[   49.900705] WARNING: CPU: 0 PID: 793 at drivers/misc/lkdtm/bugs.c:88 lkdtm_WARNING_MESSAGE+0x20/0x30
 3289 13:55:16.813441  -
 3290 13:55:16.846083  # [   49.278809] WARNING: CPU: 0 PID: 758 at drivers/misc/lkd[   49.917116] Modules linked in: fuse ip_tables cros_ec_sensors cros_ec_sensors_core industrialio_triggered_buffer kfifo_buf industrialio cros_ec_sysfs cros_ec_lightbar cros_ec_chardev cros_ec_debugfs cros_ec_sensorhub x86_pkg_temp_thermal cros_ec_dev cros_usbpd_notify
 3291 13:55:16.849552  tm/bugs.c:83 lkdtm_WARNING+0xf/0x20
 3292 13:55:16.859442  # [   49.294372] Modules li[   49.949755] CPU: 0 PID: 793 Comm: cat Tainted: G      D W         5.10.129-cip12 #1
 3293 13:55:16.872537  nked in: fuse ip_tables cros_ec_sensors cros_ec_sensors_core ind[   49.964522] Hardware name: Google Rammus/Rammus, BIOS  09/04/2020
 3294 13:55:16.885828  ustrialio_triggered_buffer kfifo_buf industrialio cros_ec_sysfs [   49.977549] RIP: 0010:lkdtm_WARNING_MESSAGE+0x20/0x30
 3295 13:55:16.912055  cros_ec_lightbar cros_ec_chardev cros_ec_debugfs cros_ec_sensorh[   49.989404] Code: 1f 84 00 00 00 00 00 0f 1f 00 0f 1f 44 00 00 8b 05 c1 19 70 02 48 c7 c7 18 07 4c b6 8d 70 01 89 35 b1 19 70 02 e8 d6 b8 61 00 <0f> 0b c3 66 66 2e 0f 1f 84 00 00 00 00 00 66 90 0f 1f 44 00 00 c7
 3296 13:55:16.918789  ub x86_pkg_temp_thermal cros_ec_dev cros_usbpd_notify
 3297 13:55:16.925275  # [   49.[   50.016616] RSP: 0018:ffffa1b4c159fe60 EFLAGS: 00010286
 3298 13:55:16.938611  327026] CPU: 0 PID: 758 Comm: cat Tainted: G      D           5.[   50.028676] RAX: 0000000000000000 RBX: 0000000000000003 RCX: 0000000000000000
 3299 13:55:16.941637  10.129-cip12 #1
 3300 13:55:16.951840  # [   49.341816] Hardware name: Google Rammus/R[   50.042870] RDX: ffff8cd9bac2c660 RSI: ffff8cd9bac1bf70 RDI: ffff8cd9bac1bf70
 3301 13:55:16.954912  ammus, BIOS  09/04/2020
 3302 13:55:16.968293  # [   49.354846] RIP: 0010:lkdtm_WARNIN[   50.057057] RBP: ffffffffb64c01bf R08: 0000000000000000 R09: 0000000000000000
 3303 13:55:16.968382  G+0xf/0x20
 3304 13:55:16.981286  # [   49.365840] Code: ff eb d1 cc cc cc cc cc cc cc[   50.071252] R10: 00000000ffffe000 R11: 3fffffffffffffff R12: 0000000000000010
 3305 13:55:16.994557   cc 0f 1f 44 00 00 0f 0b 66 0f 1f 84 00 00 00 00 00 0f 1f 44 00 [   50.085457] R13: ffffa1b4c159ff10 R14: ffffa1b4c159ff10 R15: ffff8cd94388c000
 3306 13:55:17.010884  00 83 05 e0 19 70 02 01 75 01 c3 <0f> 0b c3 66 66 2e 0f 1f 84 00[   50.099740] FS:  00007f2c90fb6580(0000) GS:ffff8cd9bac00000(0000) knlGS:0000000000000000
 3307 13:55:17.014168   00 00 00 00 0f 1f 00 0f 1f 44 00 00
 3308 13:55:17.024213  # [   49.393079] RSP: 0018[   50.114938] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
 3309 13:55:17.027393  :ffffa1b4c150fe60 EFLAGS: 00010202
 3310 13:55:17.037414  # [   49.405097] RAX: ffffff[   50.127606] CR2: 00007f2c90dcf000 CR3: 000000010287c001 CR4: 00000000003706f0
 3311 13:55:17.043817  ffb54b1b40 RBX: 0000000000000002 RCX: 0000000000000000
 3312 13:55:17.047279  # [   49[   50.141817] Call Trace:
 3313 13:55:17.057164  .419327] RDX: 0000000000000000 RSI: ffff8cd9bac1bf70 RDI: ffffff[   50.150741]  direct_entry.cold+0x2c/0x38
 3314 13:55:17.057252  ffb60d9a80
 3315 13:55:17.067330  # [   49.433503] RBP: ffffffffb64c01b7 R08: 00000000[   50.161319]  full_proxy_write+0x56/0x80
 3316 13:55:17.070331  00000000 R09: 0000000000000000
 3317 13:55:17.076957  # [   49.447777] R10: 00000000ff[   50.171825]  vfs_write+0xea/0x390
 3318 13:55:17.083727  ffe000 R11: 3fffffffffffffff R12: 0000000000000008
 3319 13:55:17.086726  # [   49.461[   50.181728]  ksys_write+0x68/0xe0
 3320 13:55:17.096780  902] R13: ffffa1b4c150ff10 R14: ffffa1b4c150ff10 R15: ffff8cd944[   50.191660]  do_syscall_64+0x33/0x40
 3321 13:55:17.100129  ce8000
 3322 13:55:17.110054  # [   49.476087] FS:  00007f5c8dc9a580(0000) GS:ffff8cd9[   50.201845]  entry_SYSCALL_64_after_hwframe+0x44/0xa9
 3323 13:55:17.113299  bac00000(0000) knlGS:0000000000000000
 3324 13:55:17.119847  # [   49.491347] CS:  001[   50.213747] RIP: 0033:0x7f2c90edef33
 3325 13:55:17.122963  0 DS: 0000 ES: 0000 CR0: 0000000080050033
 3326 13:55:17.146324  # [   49.503964] CR2:[   50.223939] Code: 8b 15 61 ef 0c 00 f7 d8 64 89 02 48 c7 c0 ff ff ff ff eb b7 0f 1f 00 64 8b 04 25 18 00 00 00 85 c0 75 14 b8 01 00 00 00 0f 05 <48> 3d 00 f0 ff ff 77 55 c3 0f 1f 40 00 48 83 ec 28 48 89 54 24 18
 3327 13:55:17.152929   00007f5c8dab3000 CR3: 0000000105726005 CR4: 00000000003706f0
 3328 13:55:17.162759  #[   50.251166] RSP: 002b:00007ffdd07a9c28 EFLAGS: 00000246 ORIG_RAX: 0000000000000001
 3329 13:55:17.166209   [   49.518175] Call Trace:
 3330 13:55:17.176109  # [   49.527108]  direct_entry.cold[   50.265827] RAX: ffffffffffffffda RBX: 0000000000000010 RCX: 00007f2c90edef33
 3331 13:55:17.176196  +0x2c/0x38
 3332 13:55:17.182686  # [   49.537746]  full_proxy_write+0x56/0x80
 3333 13:55:17.189352  # [   [   50.280021] RDX: 0000000000000010 RSI: 00007f2c90dcf000 RDI: 0000000000000001
 3334 13:55:17.192650  49.548207]  vfs_write+0xea/0x390
 3335 13:55:17.205777  # [   49.558139]  ksys_write+0[   50.294213] RBP: 00007f2c90dcf000 R08: 00007f2c90dce010 R09: 0000000000000000
 3336 13:55:17.205863  x68/0xe0
 3337 13:55:17.208866  # [   49.568043]  do_syscall_64+0x33/0x40
 3338 13:55:17.218708  # [   49.57[   50.308410] R10: 00007f2c90fd91c0 R11: 0000000000000246 R12: 0000000000000001
 3339 13:55:17.222096  8271]  entry_SYSCALL_64_after_hwframe+0x44/0xa9
 3340 13:55:17.231973  # [   49.590120[   50.322593] R13: 0000000000000001 R14: 0000000000020000 R15: 0000000000020000
 3341 13:55:17.235344  ] RIP: 0033:0x7f5c8dbc2f33
 3342 13:55:17.242091  # [   49.600346] Code: 8b 15 61 ef 0[   50.336799] irq event stamp: 0
 3343 13:55:17.256000  c 00 f7 d8 64 89 02 48 c7 c0 ff ff ff ff eb b7 0f 1f 00 64 8b 04[   50.346408] hardirqs last  enabled at (0): [<0000000000000000>] 0x0
 3344 13:55:17.272382   25 18 00 00 00 85 c0 75 14 b8 01 00 00 00 0f 05 <48> 3d 00 f0 f[   50.359655] hardirqs last disabled at (0): [<ffffffffb4cf9f9c>] copy_process+0x63c/0x1c80
 3345 13:55:17.275696  f ff 77 55 c3 0f 1f 40 00 48 83 ec 28 48 89 54 24 18
 3346 13:55:17.285837  # [   49.6[   50.374985] softirqs last  enabled at (0): [<ffffffffb4cf9f9c>] copy_process+0x63c/0x1c80
 3347 13:55:17.298788  27532] RSP: 002b:00007ffc940d7448 EFLAGS: 00000246 ORIG_RAX: 000[   50.390343] softirqs last disabled at (0): [<0000000000000000>] 0x0
 3348 13:55:17.302087  0000000000001
 3349 13:55:17.312125  # [   49.642233] RAX: ffffffffffffffda RBX: 00000[   50.403560] ---[ end trace 292ac93e28977049 ]---
 3350 13:55:17.315375  00000000008 RCX: 00007f5c8dbc2f33
 3351 13:55:17.321947  # [   49.656398] RDX: 0000000000000008 RSI: 00007f5c8dab3000 RDI: 0000000000000001
 3352 13:55:17.331743  # [   49.670610] RBP: 00007f5c8dab3000 R08: 00007f5c8dab2010 R09: 0000000000000000
 3353 13:55:17.338405  # [   49.684788] R10: 00007f5c8dcbd1c0 R11: 0000000000000246 R12: 0000000000000001
 3354 13:55:17.348120  # [   49.699000] R13: 0000000000000001 R14: 0000000000020000 R15: 0000000000020000
 3355 13:55:17.351529  # [   49.713174] irq event stamp: 0
 3356 13:55:17.357983  # [   49.722811] hardirqs last  enabled at (0): [<0000000000000000>] 0x0
 3357 13:55:17.368168  # [   49.736026] hardirqs last disabled at (0): [<ffffffffb4cf9f9c>] copy_process+0x63c/0x1c80
 3358 13:55:17.377774  # [   49.751387] softirqs last  enabled at (0): [<ffffffffb4cf9f9c>] copy_process+0x63c/0x1c80
 3359 13:55:17.384525  # [   49.766734] softirqs last disabled at (0): [<0000000000000000>] 0x0
 3360 13:55:17.391298  # [   49.779962] ---[   50.489360] lkdtm: Performing direct entry EXCEPTION
 3361 13:55:17.397607  [   50.495048] BUG: kernel NULL pointer dereference, address: 0000000000000000
 3362 13:55:17.404244  [   50.502830] #PF: supervisor write access in kernel mode
 3363 13:55:17.411026  [   50.508662] #PF: error_code(0x0002) - not-present page
 3364 13:55:17.414136  [   50.514397] PGD 0 P4D 0 
 3365 13:55:17.417456  [   50.517220] Oops: 0002 [#2] SMP PTI
 3366 13:55:17.427344  [   50.521111] CPU: 3 PID: 825 Comm: cat Tainted: G      D W         5.10.129-cip12 #1
 3367 13:55:17.434360  [   50.529665] Hardware name: Google Rammus/Rammus, BIOS  09/04/2020
 3368 13:55:17.437709  [   50.536473] RIP: 0010:lkdtm_EXCEPTION+0x5/0x20
 3369 13:55:17.457705  [   50.541432] Code: 48 c7 c7 18 07 4c b6 8d 70 01 89 35 b1 19 70 02 e8 d6 b8 61 00 0f 0b c3 66 66 2e 0f 1f 84 00 00 00 00 00 66 90 0f 1f 44 00 00 <c7> 04 25 00 00 00 00 00 00 00 00 c3 66 66 2e 0f 1f 84 00 00 00 00
 3370 13:55:17.464114  [   50.562416] RSP: 0018:ffffa1b4c1607e60 EFLAGS: 00010286
 3371 13:55:17.474406  [   50.568250] RAX: ffffffffb54b1b90 RBX: 0000000000000004 RCX: 0000000000000000
 3372 13:55:17.480785  [   50.576220] RDX: 0000000000000000 RSI: ffff8cd9bad9bf70 RDI: ffffffffb60d9aa0
 3373 13:55:17.487488  [   50.584189] RBP: ffffffffb63f5dcf R08: 0000000000000000 R09: 0000000000000000
 3374 13:55:17.497419  [   50.592158] R10: 00000000ffffe000 R11: 3fffffffffffffff R12: 000000000000000a
 3375 13:55:17.503916  [   50.600128] R13: ffffa1b4c1607f10 R14: ffffa1b4c1607f10 R15: ffff8cd944fb7000
 3376 13:55:17.513908  [   50.608097] FS:  00007ff0b93d7580(0000) GS:ffff8cd9bad80000(0000) knlGS:0000000000000000
 3377 13:55:17.520519  [   50.617135] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
 3378 13:55:17.526885  [   50.623552] CR2: 0000000000000000 CR3: 00000001048e4003 CR4: 00000000003706e0
 3379 13:55:17.530134  [   50.631522] Call Trace:
 3380 13:55:17.536922  [   50.634251]  direct_entry.cold+0x2c/0x38
 3381 13:55:17.540119  [   50.638632]  full_proxy_write+0x56/0x80
 3382 13:55:17.543273  [   50.642936]  vfs_write+0xea/0x390
 3383 13:55:17.546594  [   50.646634]  ksys_write+0x68/0xe0
 3384 13:55:17.550240  [   50.650348]  do_syscall_64+0x33/0x40
 3385 13:55:17.556694  [   50.654328]  entry_SYSCALL_64_after_hwframe+0x44/0xa9
 3386 13:55:17.559882  [   50.659959] RIP: 0033:0x7ff0b92fff33
 3387 13:55:17.583180  [   50.663945] Code: 8b 15 61 ef 0c 00 f7 d8 64 89 02 48 c7 c0 ff ff ff ff eb b7 0f 1f 00 64 8b 04 25 18 00 00 00 85 c0 75 14 b8 01 00 00 00 0f 05 <48> 3d 00 f0 ff ff 77 55 c3 0f 1f 40 00 48 83 ec 28 48 89 54 24 18
 3388 13:55:17.589768  [   50.684930] RSP: 002b:00007ffd77dc3478 EFLAGS: 00000246 ORIG_RAX: 0000000000000001
 3389 13:55:17.599644  [   50.693387] RAX: ffffffffffffffda RBX: 000000000000000a RCX: 00007ff0b92fff33
 3390 13:55:17.606524  [   50.701356] RDX: 000000000000000a RSI: 00007ff0b91f0000 RDI: 0000000000000001
 3391 13:55:17.612718  [   50.709327] RBP: 00007ff0b91f0000 R08: 00007ff0b91ef010 R09: 0000000000000000
 3392 13:55:17.622742  [   50.717296] R10: 00007ff0b93fa1c0 R11: 0000000000000246 R12: 0000000000000001
 3393 13:55:17.629073  [   50.725266] R13: 0000000000000001 R14: 0000000000020000 R15: 0000000000020000
 3394 13:55:17.655680  [   50.733236] Modules linked in: fuse ip_tables cros_ec_sensors cros_ec_sensors_core industrialio_triggered_buffer kfifo_buf industrialio cros_ec_sysfs cros_ec_lightbar cros_ec_chardev cros_ec_debugfs cros_ec_sensorhub x86_pkg_temp_thermal cros_ec_dev cros_usbpd_notify
 3395 13:55:17.658976  [ end trace 292ac93e28977048 ]---
 3396 13:55:17.665558  # WARNING: saw 'WARNING:': ok[   50.759685] CR2: 0000000000000000
 3397 13:55:17.672258  [   50.769596] ---[ end trace 292ac93e2897704a ]---
 3398 13:55:17.675364  [   50.774749] RIP: 0010:lkdtm_BUG+0x5/0x10
 3399 13:55:17.698714  [   50.779125] Code: 5b a5 ff 48 c7 c0 ea ff ff ff eb e2 48 c7 c0 ea ff ff ff c3 48 c7 c0 f4 ff ff ff eb d1 cc cc cc cc cc cc cc cc 0f 1f 44 00 00 <0f> 0b 66 0f 1f 84 00 00 00 00 00 0f 1f 44 00 00 83 05 e0 19 70 02
 3400 13:55:17.701839  [   50.800108] RSP: 0018:ffffa1b4c147fe60 EFLAGS: 00010286
 3401 13:55:17.711387  [   50.805940] RAX: ffffffffb54b1b30 RBX: 0000000000000001 RCX: 0000000000000000
 3402 13:55:17.718226  [   50.813908] RDX: 0000000000000000 RSI: ffff8cd9bad1bf70 RDI: ffffffffb60d9a70
 3403 13:55:17.727713  [   50.821877] RBP: ffffffffb651b5e8 R08: 0000000000000001 R09: 0000000000000001
 3404 13:55:17.734741  [   50.829844] R10: 00000000ffffe000 R11: 3fffffffffffffff R12: 0000000000000004
 3405 13:55:17.741175  [   50.837812] R13: ffffa1b4c147ff10 R14: ffffa1b4c147ff10 R15: ffff8cd944cdf000
 3406 13:55:17.751079  [   50.845782] FS:  00007ff0b93d7580(0000) GS:ffff8cd9bad80000(0000) knlGS:0000000000000000
 3407 13:55:17.757762  [   50.854818] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
 3408 13:55:17.764287  [   50.861233] CR2: 0000000000000000 CR3: 00000001048e4003 CR4: 00000000003706e0
 3409 13:55:17.774073  [   50.869204] BUG: sleeping function called from invalid context at include/linux/percpu-rwsem.h:49
 3410 13:55:17.784323  [   50.879116] in_atomic(): 0, irqs_disabled(): 1, non_block: 0, pid: 825, name: cat
 3411 13:55:17.787666  [   50.887475] INFO: lockdep is turned off.
 3412 13:55:17.790688  [   50.891851] irq event stamp: 0
 3413 13:55:17.800533  [   50.895256] hardirqs last  enabled at (0): [<0000000000000000>] 0x0
 3414 13:55:17.807643  [   50.902257] hardirqs last disabled at (0): [<ffffffffb4cf9f9c>] copy_process+0x63c/0x1c80
 3415 13:55:17.817279  [   50.911392] softirqs last  enabled at (0): [<ffffffffb4cf9f9c>] copy_process+0x63c/0x1c80
 3416 13:55:17.823933  [   50.920527] softirqs last disabled at (0): [<0000000000000000>] 0x0
 3417 13:55:17.833599  [   50.927525] CPU: 3 PID: 825 Comm: cat Tainted: G      D W         5.10.129-cip12 #1
 3418 13:55:17.840272  [   50.936078] Hardware name: Google Rammus/Rammus, BIOS  09/04/2020
 3419 13:55:17.843763  [   50.942882] Call Trace:
 3420 13:55:17.846828  [   50.945612]  dump_stack+0x77/0x97
 3421 13:55:17.847348  
 3422 13:55:17.850360  ok 3 selftests: lkdtm: WARNING.sh
 3423 13:55:17.856835  # selftests: lkdtm: WARNING[   50.949311]  ___might_sleep.cold+0xa6/0xb6
 3424 13:55:17.859884  [   50.960097]  exit_signals+0x1c/0x2d0
 3425 13:55:17.863359  [   50.964087]  do_exit+0xd5/0xb00
 3426 13:55:17.866862  [   50.967582]  ? ksys_write+0x68/0xe0
 3427 13:55:17.873200  [   50.971473]  rewind_stack_do_exit+0x17/0x20
 3428 13:55:17.876621  [   50.976133] RIP: 0033:0x7ff0b92fff33
 3429 13:55:17.896446  [   50.980121] Code: 8b 15 61 ef 0c 00 f7 d8 64 89 02 48 c7 c0 ff ff ff ff eb b7 0f 1f 00 64 8b 04 25 18 00 00 00 85 c0 75 14 b8 01 00 00 00 0f 05 <48> 3d 00 f0 ff ff 77 55 c3 0f 1f 40 00 48 83 ec 28 48 89 54 24 18
 3430 13:55:17.906266  [   51.001105] RSP: 002b:00007ffd77dc3478 EFLAGS: 00000246 ORIG_RAX: 0000000000000001
 3431 13:55:17.912961  [   51.009560] RAX: ffffffffffffffda RBX: 000000000000000a RCX: 00007ff0b92fff33
 3432 13:55:17.922859  [   51.017531] RDX: 000000000000000a RSI: 00007ff0b91f0000 RDI: 0000000000000001
 3433 13:55:17.929273  [   51.025500] RBP: 00007ff0b91f0000 R08: 00007ff0b91ef010 R09: 0000000000000000
 3434 13:55:17.939298  [   51.033470] R10: 00007ff0b93fa1c0 R11: 0000000000000246 R12: 0000000000000001
 3435 13:55:17.946036  [   51.041440] R13: 0000000000000001 R14: 0000000000020000 R15: 0000000000020000
 3436 13:55:17.946531  _MESSAGE.sh
 3437 13:55:17.952539  # [   49.872023] lkdtm: Performing direct entry WARNING_MESSAGE
 3438 13:55:17.959062  # [   49.878280] ------------[ cut here ]------------
 3439 13:55:17.962236  # [   49.889672] Warning message trigger count: 2
 3440 13:55:17.975633  # [   49.900705] WARNING: CPU: 0 PID: 793 at drivers/misc/lkdtm/bugs.c:88 lkdtm_WARNING_MESSAGE+0x20/0x30
 3441 13:55:18.002116  # [   49.917116] Modules linked in: fuse ip_tables cros_ec_sensors cros_ec_sensors_core industrialio_triggered_buffer kfifo_buf industrialio cros_ec_sysfs cros_ec_lightbar cros_ec_chardev cros_ec_debugfs cros_ec_sensorhub x86_pkg_temp_thermal cros_ec_dev cros_usbpd_notify
 3442 13:55:18.008617  # [   49.949755] CPU: 0 PID: 793 Comm: cat Tainted: G      D W         5.10.129-cip12 #1
 3443 13:55:18.015083  # [   49.964522] Hardware name: Google Rammus/Rammus, BIOS  09/04/2020
 3444 13:55:18.021832  # [   49.977549] RIP: 0010:lkdtm_WARNING_MESSAGE+0x20/0x30
 3445 13:55:18.044923  # [   49.989404] Code: 1f 84 00 00 00 00 00 0f 1f 00 0f 1f 44 00 00 8b 05 c1 19 70 02 48 c7 c7 18 07 4c b6 8d 70 01 89 35 b1 19 70 02 e8 d6 b8 61 00 <0f> 0b c3 66 66 2e 0f 1f 84 00 00 00 00 00 66 90 0f 1f 44 00 00 c7
 3446 13:55:18.051130  # [   50.016616] RSP: 0018:ffffa1b4c159fe60 EFLAGS: 00010286
 3447 13:55:18.057809  # [   50.028676] RAX: 0000000000000000 RBX: 0000000000000003 RCX: 0000000000000000
 3448 13:55:18.064417  # [   50.042870] RDX: ffff8cd9bac2c660 RSI: ffff8cd9bac1bf70 RDI: ffff8cd9bac1bf70
 3449 13:55:18.074114  # [   50.057057] RBP: ffffffffb64c01bf R08: 0000000000000000 R09: 0000000000000000
 3450 13:55:18.080936  # [   50.071252] R10: 00000000ffffe000 R11: 3fffffffffffffff R12: 0000000000000010
 3451 13:55:18.090593  # [   50.085457] R13: ffffa1b4c159ff10 R14: ffffa1b4c159ff10 R15: ffff8cd94388c000
 3452 13:55:18.100438  # [   50.099740] FS:  00007f2c90fb6580(0000) GS:ffff8cd9bac00000(0000) knlGS:0000000000000000
 3453 13:55:18.107192  # [   50.114938] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
 3454 13:55:18.113575  # [   50.127606] CR2: 00007f2c90dcf000 CR3: 000000010287c001 CR4: 00000000003706f0
 3455 13:55:18.117054  # [   50.141817] Call Trace:
 3456 13:55:18.120356  # [   50.150741]  direct_entry.cold+0x2c/0x38
 3457 13:55:18.126870  # [   50.161319]  full_proxy_write+0x56/0x80
 3458 13:55:18.130310  # [   50.171825]  vfs_write+0xea/0x390
 3459 13:55:18.133327  # [   50.181728]  ksys_write+0x68/0xe0
 3460 13:55:18.136816  # [   50.191660]  do_syscall_64+0x33/0x40
 3461 13:55:18.143252  # [   50.201845]  entry_SYSCALL_64_after_hwframe+0x44/0xa9
 3462 13:55:18.146814  # [   50.213747] RIP: 0033:0x7f2c90edef33
 3463 13:55:18.169851  # [   50.223939] Code: 8b 15 61 ef 0c 00 f7 d8 64 89 02 48 c7 c0 ff ff ff ff eb b7 0f 1f 00 64 8b 04 25 18 00 00 00 85 c0 75 14 b8 01 00 00 00 0f 05 <48> 3d 00 f0 ff ff 77 55 c3 0f 1f 40 00 48 83 ec 28 48 89 54 24 18
 3464 13:55:18.176559  # [[   51.271670] lkdtm: Performing direct entry CORRUPT_LIST_ADD
 3465 13:55:18.179762  [   51.279418] lkdtm: attempting good list addition
 3466 13:55:18.186261  [   51.284586] lkdtm: attempting corrupted list addition
 3467 13:55:18.192822  [   51.290236] lkdtm: list_add() corruption not detected!
 3468 13:55:18.199236     50.251166] RSP: 002b:00007ffdd07a9c28 EFLAGS: 00000246 ORIG_RAX: 0000000000000001
 3469 13:55:18.208847  # [   50.265827] RAX: ffffffffffffffda RBX: 0000000000000010 RCX: 00007f2c90edef33
 3470 13:55:18.215361  # [   50.280021] RDX: 0000000000000010 RSI: 00007f2c90dcf000 RDI: 0000000000000001
 3471 13:55:18.225434  # [   50.294213] RBP: 00007f2c90dcf000 R08: 00007f2c90dce010 R09: 0000000000000000
 3472 13:55:18.231923  # [   50.308410] R10: 00007f2c90fd91c0 R11: 0000000000000246 R12: 0000000000000001
 3473 13:55:18.241929  # [   50.322593] R13: 0000000000000001 R14: 0000000000020000 R15: 0000000000020000
 3474 13:55:18.245184  # [   50.336799] irq event stamp: 0
 3475 13:55:18.251725  # [   50.346408] hardirqs last  enabled at (0): [<0000000000000000>] 0x0
 3476 13:55:18.261807  # [   50.359655] hardirqs last disabled at (0): [<ffffffffb4cf9f9c>] copy_process+0x63c/0x1c80
 3477 13:55:18.271502  # [   50.374985] softirqs last  enabled at (0): [<ffffffffb4cf9f9c>] copy_process+0x63c/0x1c80
 3478 13:55:18.278044  # [   50.390343] softirqs last disabled at (0): [<0000000000000000>] 0x0
 3479 13:55:18.284663  # [   50.403560] ---[ end trace 292ac93e28977049 ]---
 3480 13:55:18.287945  # WARNING_MESSAGE: saw 'message trigger': ok
 3481 13:55:18.291326  ok 4 selftests: lkdtm: WARNING_MESSAGE.sh
 3482 13:55:18.294553  # selftests: lkdtm: EXCEPTION.sh
 3483 13:55:18.297776  # Killed
 3484 13:55:18.301218  # [   50.489360] lkdtm: Performing direct entry EXCEPTION
 3485 13:55:18.310807  # [   50.495048] BUG: kernel NULL pointer dereference, address: 0000000000000000
 3486 13:55:18.317680  # [   50.502830] #PF: supervisor write access in kernel mode
 3487 13:55:18.320871  # [   50.508662] #PF: error_code(0x0002) - not-present page
 3488 13:55:18.324159  # [   50.514397] PGD 0 P4D 0 
 3489 13:55:18.327418  # [   50.517220] Oops: 0002 [#2] SMP PTI
 3490 13:55:18.337469  # [   50.521111] CPU: 3 PID: 825 Comm: cat Tainted: G      D W         5.10.129-cip12 #1
 3491 13:55:18.344146  # [   50.529665] Hardware name: Google Rammus/Rammus, BIOS  09/04/2020
 3492 13:55:18.354206  # [   50.536473] RIP: 0010:lkd[   51.447243] lkdtm: Performing direct entry CORRUPT_LIST_DEL
 3493 13:55:18.357297  tm_EXCEPTION+0x5/0x20
 3494 13:55:18.363786  # [   50.541432] Code: 48 c7 c7 18 07 4c [   51.457639] lkdtm: attempting good list removal
 3495 13:55:18.377039  b6 8d 70 01 89 35 b1 19 70 02 e8 d6 b8 61 00 0f 0b c3 66 66 2e 0[   51.468903] lkdtm: attempting corrupted list removal
 3496 13:55:18.383896  [   51.480654] lkdtm: list_del() corruption not detected!
 3497 13:55:18.393380  f 1f 84 00 00 00 00 00 66 90 0f 1f 44 00 00 <c7> 04 25 00 00 00 00 00 00 00 00 c3 66 66 2e 0f 1f 84 00 00 00 00
 3498 13:55:18.400345  # [   50.562416] RSP: 0018:ffffa1b4c1607e60 EFLAGS: 00010286
 3499 13:55:18.406892  # [   50.568250] RAX: ffffffffb54b1b90 RBX: 0000000000000004 RCX: 0000000000000000
 3500 13:55:18.416652  # [   50.576220] RDX: 0000000000000000 RSI: ffff8cd9bad9bf70 RDI: ffffffffb60d9aa0
 3501 13:55:18.423197  # [   50.584189] RBP: ffffffffb63f5dcf R08: 0000000000000000 R09: 0000000000000000
 3502 13:55:18.433098  # [   50.592158] R10: 00000000ffffe000 R11: 3fffffffffffffff R12: 000000000000000a
 3503 13:55:18.440272  # [   50.600128] R13: ffffa1b4c1607f10 R14: ffffa1b4c1607f10 R15: ffff8cd944fb7000
 3504 13:55:18.450111  # [   50.608097] FS:  00007ff0b93d7580(0000) GS:ffff8cd9bad80000(0000) knlGS:0000000000000000
 3505 13:55:18.456503  # [   50.617135] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
 3506 13:55:18.466337  # [   50.623552] CR2: 0000000000000000 CR3: 00000001048e4003 CR4: 00000000003706e0
 3507 13:55:18.466825  # [   50.631522] Call Trace:
 3508 13:55:18.473017  # [   50.634251]  direct_entry.cold+0x2c/0x38
 3509 13:55:18.476283  # [   50.638632]  full_proxy_write+0x56/0x80
 3510 13:55:18.479546  # [   50.642936]  vfs_write+0xea/0x390
 3511 13:55:18.489608  # [   50.646634]  k[   51.584405] lkdtm: Performing direct entry STACK_GUARD_PAGE_LEADING
 3512 13:55:18.493054  sys_write+0x68/0xe0
 3513 13:55:18.495990  # [   50.650348]  do_syscall_64+0x33/0x40
 3514 13:55:18.502842  [   51.592851] lkdtm: attempting bad read from page below current stack
 3515 13:55:18.509469  # [   50.654328]  entry_SYSCALL_64_after_hwframe+0x44/0xa9
 3516 13:55:18.519423  # [ [   51.606184] BUG: stack guard page was hit at 00000000499ec945 (stack is 00000000b9889f87..00000000c714466a)
 3517 13:55:18.525810  [   51.623248] kernel stack overflow (page fault): 0000 [#3] SMP PTI
 3518 13:55:18.535784  [   51.630054] CPU: 0 PID: 1050 Comm: cat Tainted: G      D W         5.10.129-cip12 #1
 3519 13:55:18.542694  [   51.638695] Hardware name: Google Rammus/Rammus, BIOS  09/04/2020
 3520 13:55:18.549071  [   51.645502] RIP: 0010:lkdtm_STACK_GUARD_PAGE_LEADING+0x27/0x3a
 3521 13:55:18.568817  [   51.652021] Code: 41 5c c3 0f 1f 44 00 00 53 48 c7 c7 b8 0a 4c b6 50 65 48 8b 04 25 40 b0 01 00 48 8b 58 18 e8 31 a4 fd ff 48 c7 c7 f8 0a 4c b6 <8a> 43 ff 88 44 24 07 0f b6 74 24 07 5a 5b e9 17 a4 fd ff 0f 1f 44
 3522 13:55:18.575442  [   51.672996] RSP: 0018:ffffa1b4c1967e50 EFLAGS: 00010246
 3523 13:55:18.582240  [   51.678832] RAX: 0000000000000038 RBX: ffffa1b4c1964000 RCX: 0000000000000000
 3524 13:55:18.591854  [   51.686802] RDX: 0000000000000000 RSI: ffff8cd9bac1bf70 RDI: ffffffffb64c0af8
 3525 13:55:18.598526  [   51.694771] RBP: ffffffffb64c0222 R08: 0000000000000000 R09: 0000000000000000
 3526 13:55:18.608792  [   51.702741] R10: 00000000ffffe000 R11: 3fffffffffffffff R12: 0000000000000019
 3527 13:55:18.615377  [   51.710710] R13: ffffa1b4c1967f10 R14: ffffa1b4c1967f10 R15: ffff8cd9435b8000
 3528 13:55:18.625348  [   51.718681] FS:  00007f6358272580(0000) GS:ffff8cd9bac00000(0000) knlGS:0000000000000000
 3529 13:55:18.631600  [   51.727720] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
 3530 13:55:18.638253  [   51.734136] CR2: ffffa1b4c1963fff CR3: 0000000105730003 CR4: 00000000003706f0
 3531 13:55:18.641521  [   51.742106] Call Trace:
 3532 13:55:18.648023  [   51.744834]  ? lkdtm_CORRUPT_LIST_DEL+0xdc/0xdc
 3533 13:55:18.651686  [   51.749891]  direct_entry.cold+0x2c/0x38
 3534 13:55:18.654887  [   51.754261]  full_proxy_write+0x56/0x80
 3535 13:55:18.658138  [   51.758547]  vfs_write+0xea/0x390
 3536 13:55:18.661285  [   51.762243]  ksys_write+0x68/0xe0
 3537 13:55:18.668163  [   51.765942]  do_syscall_64+0x33/0x40
 3538 13:55:18.671177  [   51.769922]  entry_SYSCALL_64_after_hwframe+0x44/0xa9
 3539 13:55:18.674769  [   51.775552] RIP: 0033:0x7f635819af33
 3540 13:55:18.698061  [   51.779540] Code: 8b 15 61 ef 0c 00 f7 d8 64 89 02 48 c7 c0 ff ff ff ff eb b7 0f 1f 00 64 8b 04 25 18 00 00 00 85 c0 75 14 b8 01 00 00 00 0f 05 <48> 3d 00 f0 ff ff 77 55 c3 0f 1f 40 00 48 83 ec 28 48 89 54 24 18
 3541 13:55:18.704476  [   51.800524] RSP: 002b:00007ffd8fc752c8 EFLAGS: 00000246 ORIG_RAX: 0000000000000001
 3542 13:55:18.714207  [   51.808971] RAX: ffffffffffffffda RBX: 0000000000000019 RCX: 00007f635819af33
 3543 13:55:18.721243  [   51.816940] RDX: 0000000000000019 RSI: 00007f635808b000 RDI: 0000000000000001
 3544 13:55:18.730858  [   51.824909] RBP: 00007f635808b000 R08: 00007f635808a010 R09: 0000000000000000
 3545 13:55:18.737217  [   51.832878] R10: 00007f63582951c0 R11: 0000000000000246 R12: 0000000000000001
 3546 13:55:18.744061  [   51.840847] R13: 0000000000000001 R14: 0000000000020000 R15: 0000000000020000
 3547 13:55:18.770230  [   51.848820] Modules linked in: fuse ip_tables cros_ec_sensors cros_ec_sensors_core industrialio_triggered_buffer kfifo_buf industrialio cros_ec_sysfs cros_ec_lightbar cros_ec_chardev cros_ec_debugfs cros_ec_sensorhub x86_pkg_temp_thermal cros_ec_dev cros_usbpd_notify
 3548 13:55:18.776986  [   51.875263] ---[ end trace 292ac93e2897704b ]---
 3549 13:55:18.780360  [   51.880417] RIP: 0010:lkdtm_BUG+0x5/0x10
 3550 13:55:18.803356  [   51.884793] Code: 5b a5 ff 48 c7 c0 ea ff ff ff eb e2 48 c7 c0 ea ff ff ff c3 48 c7 c0 f4 ff ff ff eb d1 cc cc cc cc cc cc cc cc 0f 1f 44 00 00 <0f> 0b 66 0f 1f 84 00 00 00 00 00 0f 1f 44 00 00 83 05 e0 19 70 02
 3551 13:55:18.806558  [   51.905773] RSP: 0018:ffffa1b4c147fe60 EFLAGS: 00010286
 3552 13:55:18.816657  [   51.911606] RAX: ffffffffb54b1b30 RBX: 0000000000000001 RCX: 0000000000000000
 3553 13:55:18.823137  [   51.919575] RDX: 0000000000000000 RSI: ffff8cd9bad1bf70 RDI: ffffffffb60d9a70
 3554 13:55:18.833125  [   51.927544] RBP: ffffffffb651b5e8 R08: 0000000000000001 R09: 0000000000000001
 3555 13:55:18.839873  [   51.935512] R10: 00000000ffffe000 R11: 3fffffffffffffff R12: 0000000000000004
 3556 13:55:18.849701  [   51.943482] R13: ffffa1b4c147ff10 R14: ffffa1b4c147ff10 R15: ffff8cd944cdf000
 3557 13:55:18.856334  [   51.951452] FS:  00007f6358272580(0000) GS:ffff8cd9bac00000(0000) knlGS:0000000000000000
 3558 13:55:18.862734  [   51.960491] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
 3559 13:55:18.872653  [   51.966906] CR2: ffffa1b4c1963fff CR3: 0000000105730003 CR4: 00000000003706f0
 3560 13:55:18.882646  [   51.974875] BUG: sleeping function called from invalid context at include/linux/percpu-rwsem.h:49
 3561 13:55:18.889005  [   51.984786] in_atomic(): 0, irqs_disabled(): 1, non_block: 0, pid: 1050, name: cat
 3562 13:55:18.895877  [   51.993241] INFO: lockdep is turned off.
 3563 13:55:18.898995  [   51.997617] irq event stamp: 0
 3564 13:55:18.905730  [   52.001022] hardirqs last  enabled at (0): [<0000000000000000>] 0x0
 3565 13:55:18.912531  [   52.008022] hardirqs last disabled at (0): [<ffffffffb4cf9f9c>] copy_process+0x63c/0x1c80
 3566 13:55:18.922232  [   52.017150] softirqs last  enabled at (0): [<ffffffffb4cf9f9c>] copy_process+0x63c/0x1c80
 3567 13:55:18.928681  [   52.026275] softirqs last disabled at (0): [<0000000000000000>] 0x0
 3568 13:55:18.938560  [   52.033275] CPU: 0 PID: 1050 Comm: cat Tainted: G      D W         5.10.129-cip12 #1
 3569 13:55:18.945456  [   52.041922] Hardware name: Google Rammus/Rammus, BIOS  09/04/2020
 3570 13:55:18.948791  [   52.048726] Call Trace:
 3571 13:55:18.952068  [   52.051454]  dump_stack+0x77/0x97
 3572 13:55:18.955442  [   52.055158]  ___might_sleep.cold+0xa6/0xb6
 3573 13:55:18.961828  [   52.059732]  exit_signals+0x1c/0x2d0
 3574 13:55:18.965177  [   52.063721]  do_exit+0xd5/0xb00
 3575 13:55:18.968535  [   52.067214]  ? ksys_write+0x68/0xe0
 3576 13:55:18.971781  [   52.071106]  rewind_stack_do_exit+0x17/0x20
 3577 13:55:18.975051  [   52.075766] RIP: 0033:0x7f635819af33
 3578 13:55:18.997983  [   52.079756] Code: 8b 15 61 ef 0c 00 f7 d8 64 89 02 48 c7 c0 ff ff ff ff eb b7 0f 1f 00 64 8b 04 25 18 00 00 00 85 c0 75 14 b8 01 00 00 00 0f 05 <48> 3d 00 f0 ff ff 77 55 c3 0f 1f 40 00 48 83 ec 28 48 89 54 24 18
 3579 13:55:19.004854  [   52.100730] RSP: 002b:00007ffd8fc752c8 EFLAGS: 00000246 ORIG_RAX: 0000000000000001
 3580 13:55:19.014824  [   52.109187] RAX: ffffffffffffffda RBX: 0000000000000019 RCX: 00007f635819af33
 3581 13:55:19.021460  [   52.117156] RDX: 0000000000000019 RSI: 00007f635808b000 RDI: 0000000000000001
 3582 13:55:19.031080  [   52.125126] RBP: 00007f635808b000 R08: 00007f635808a010 R09: 0000000000000000
 3583 13:55:19.037876  [   52.133098] R10: 00007f63582951c0 R11: 0000000000000246 R12: 0000000000000001
 3584 13:55:19.044422  [   52.141067] R13: 0000000000000001 R14: 0000000000020000 R15: 0000000000020000
 3585 13:55:19.050908    50.659959] RIP: 0033:0x7ff0b92fff33
 3586 13:55:19.070816  # [   50.663945] Code: 8b 15 61 ef 0c 00 f7 d8 64 89 02 48 c7 c0 ff ff ff ff eb b7 0f 1f 00 64 8b 04 25 18 00 00 00 85 c0 75 14 b8 01 00 00 00 0f 05 <48> 3d 00 f0 ff ff 77 55 c3 0f 1f 40 00 48 83 ec 28 48 89 54 24 18
 3587 13:55:19.080747  # [   50.684930] RSP: 002b:00007ffd77dc3478 EFLAGS: 00000246 ORIG_RAX: 0000000000000001
 3588 13:55:19.087247  # [   50.693387] RAX: ffffffffffffffda RBX: 000000000000000a RCX: 00007ff0b92fff33
 3589 13:55:19.097018  # [   50.701356] RDX: 000000000000000a RSI: 00007ff0b91f0000 RDI: 0000000000000001
 3590 13:55:19.103746  # [   50.709327] RBP: 00007ff0b91f0000 R08: 00007ff0b91ef010 R09: 0000000000000000
 3591 13:55:19.110407  # [   50.717296] R10: 00007ff0b93fa1c0 R11: 0000000000000246 R12: 0000000000000001
 3592 13:55:19.119821  # [   50.725266] R13: 0000000000000001 R14: 0000000000020000 R15: 0000000000020000
 3593 13:55:19.146893  # [   50.733236] Modules linked in: fuse ip_tables cros_ec_sensors cros_ec_sensors_core industrialio_triggered_buffer kfifo_buf industrialio cros_ec_sysfs cros_ec_lightbar cros_ec_chardev cros_e[   52.237289] lkdtm: Performing direct entry STACK_GUARD_PAGE_TRAILING
 3594 13:55:19.153393  [   52.249372] lkdtm: attempting bad read from page above current stack
 3595 13:55:19.163141  [   52.256482] BUG: stack guard page was hit at 00000000bb5a506c (stack is 00000000f7d905e8..00000000b22d08c3)
 3596 13:55:19.169560  [   52.267374] kernel stack overflow (page fault): 0000 [#4] SMP PTI
 3597 13:55:19.186275  c_debugfs cros_ec_sensorhub x86_pkg_temp_thermal cros_ec_dev cro[   52.274182] CPU: 3 PID: 1083 Comm: cat Tainted: G      D W         5.10.129-cip12 #1
 3598 13:55:19.192893  [   52.289044] Hardware name: Google Rammus/Rammus, BIOS  09/04/2020
 3599 13:55:19.199556  [   52.295854] RIP: 0010:lkdtm_STACK_GUARD_PAGE_TRAILING+0x27/0x3d
 3600 13:55:19.200047  s_usbpd_notify
 3601 13:55:19.206032  # [   50.759685] CR2: 0000000000000000
 3602 13:55:19.225799  # [   50[   52.302466] Code: a4 fd ff 0f 1f 44 00 00 53 48 c7 c7 30 0b 4c b6 50 65 48 8b 04 25 40 b0 01 00 48 8b 58 18 e8 f7 a3 fd ff 48 c7 c7 70 0b 4c b6 <8a> 83 00 40 00 00 88 44 24 07 0f b6 74 24 07 5a 5b e9 da a3 fd ff
 3603 13:55:19.232272  [   52.329667] RSP: 0018:ffffa1b4c19dfe50 EFLAGS: 00010246
 3604 13:55:19.239047  [   52.335500] RAX: 0000000000000038 RBX: ffffa1b4c19dc000 RCX: 0000000000000000
 3605 13:55:19.248809  [   52.343470] RDX: 0000000000000000 RSI: ffff8cd9bad9bf70 RDI: ffffffffb64c0b70
 3606 13:55:19.255381  [   52.351440] RBP: ffffffffb64c023b R08: 0000000000000000 R09: 0000000000000000
 3607 13:55:19.265423  [   52.359411] R10: 00000000ffffe000 R11: 3fffffffffffffff R12: 000000000000001a
 3608 13:55:19.272051  [   52.367381] R13: ffffa1b4c19dff10 R14: ffffa1b4c19dff10 R15: ffff8cd945cc5000
 3609 13:55:19.281781  [   52.375354] FS:  00007fdb5ccd1580(0000) GS:ffff8cd9bad80000(0000) knlGS:0000000000000000
 3610 13:55:19.288316  [   52.384384] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
 3611 13:55:19.295134  [   52.390800] CR2: ffffa1b4c19e0000 CR3: 00000001035aa005 CR4: 00000000003706e0
 3612 13:55:19.298478  [   52.398769] Call Trace:
 3613 13:55:19.304867  [   52.401503]  ? lkdtm_STACK_GUARD_PAGE_LEADING+0x3a/0x3a
 3614 13:55:19.308087  .769596] ---[ end trace 292ac93e2897704a ]---
 3615 13:55:19.314951  # [   50.774749] [   52.407339]  direct_entry.cold+0x2c/0x38
 3616 13:55:19.318471  [   52.417930]  full_proxy_write+0x56/0x80
 3617 13:55:19.321351  [   52.422211]  vfs_write+0xea/0x390
 3618 13:55:19.324589  [   52.425909]  ksys_write+0x68/0xe0
 3619 13:55:19.331235  [   52.429597]  do_syscall_64+0x33/0x40
 3620 13:55:19.334604  [   52.433587]  entry_SYSCALL_64_after_hwframe+0x44/0xa9
 3621 13:55:19.341252  [   52.439228] RIP: 0033:0x7fdb5cbf9f33
 3622 13:55:19.361252  [   52.443218] Code: 8b 15 61 ef 0c 00 f7 d8 64 89 02 48 c7 c0 ff ff ff ff eb b7 0f 1f 00 64 8b 04 25 18 00 00 00 85 c0 75 14 b8 01 00 00 00 0f 05 <48> 3d 00 f0 ff ff 77 55 c3 0f 1f 40 00 48 83 ec 28 48 89 54 24 18
 3623 13:55:19.370991  [   52.464202] RSP: 002b:00007ffd1f8a5c18 EFLAGS: 00000246 ORIG_RAX: 0000000000000001
 3624 13:55:19.377607  [   52.472662] RAX: ffffffffffffffda RBX: 000000000000001a RCX: 00007fdb5cbf9f33
 3625 13:55:19.384161  [   52.480632] RDX: 000000000000001a RSI: 00007fdb5caea000 RDI: 0000000000000001
 3626 13:55:19.394146  [   52.488626] RBP: 00007fdb5caea000 R08: 00007fdb5cae9010 R09: 0000000000000000
 3627 13:55:19.400506  [   52.496595] R10: 00007fdb5ccf41c0 R11: 0000000000000246 R12: 0000000000000001
 3628 13:55:19.410583  [   52.504565] R13: 0000000000000001 R14: 0000000000020000 R15: 0000000000020000
 3629 13:55:19.437076  [   52.512536] Modules linked in: fuse ip_tables cros_ec_sensors cros_ec_sensors_core industrialio_triggered_buffer kfifo_buf industrialio cros_ec_sysfs cros_ec_lightbar cros_ec_chardev cros_ec_debugfs cros_ec_sensorhub x86_pkg_temp_thermal cros_ec_dev cros_usbpd_notify
 3630 13:55:19.440068  [   52.538997] ---[ end trace 292ac93e2897704c ]---
 3631 13:55:19.446872  [   52.544142] RIP: 0010:lkdtm_BUG+0x5/0x10
 3632 13:55:19.466787  [   52.548518] Code: 5b a5 ff 48 c7 c0 ea ff ff ff eb e2 48 c7 c0 ea ff ff ff c3 48 c7 c0 f4 ff ff ff eb d1 cc cc cc cc cc cc cc cc 0f 1f 44 00 00 <0f> 0b 66 0f 1f 84 00 00 00 00 00 0f 1f 44 00 00 83 05 e0 19 70 02
 3633 13:55:19.473298  [   52.569501] RSP: 0018:ffffa1b4c147fe60 EFLAGS: 00010286
 3634 13:55:19.479949  [   52.575334] RAX: ffffffffb54b1b30 RBX: 0000000000000001 RCX: 0000000000000000
 3635 13:55:19.486225  [   52.583303] RDX: 0000000000000000 RSI: ffff8cd9bad1bf70 RDI: ffffffffb60d9a70
 3636 13:55:19.496399  [   52.591273] RBP: ffffffffb651b5e8 R08: 0000000000000001 R09: 0000000000000001
 3637 13:55:19.502958  [   52.599243] R10: 00000000ffffe000 R11: 3fffffffffffffff R12: 0000000000000004
 3638 13:55:19.512768  [   52.607211] R13: ffffa1b4c147ff10 R14: ffffa1b4c147ff10 R15: ffff8cd944cdf000
 3639 13:55:19.519534  [   52.615179] FS:  00007fdb5ccd1580(0000) GS:ffff8cd9bad80000(0000) knlGS:0000000000000000
 3640 13:55:19.526286  [   52.624218] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
 3641 13:55:19.535776  [   52.630635] CR2: ffffa1b4c19e0000 CR3: 00000001035aa005 CR4: 00000000003706e0
 3642 13:55:19.539078  RIP: 0010:lkdtm_BUG+0x5/0x10
 3643 13:55:19.559056  # [   50.779125] Code: 5b a5 ff 48 c7 c0 ea ff ff ff eb e2 48 c7 c0 ea ff ff ff c3 48 c7 c0 f4 ff ff ff eb d1 cc cc cc cc cc cc cc cc 0f 1f 44 00 00 <0f> 0b 66 0f 1f 84 00 00 00 00 00 0f 1f 44 00 00 83 05 e0 19 70 02
 3644 13:55:19.565676  # [   50.800108] RSP: 0018:ffffa1b4c147fe60 EFLAGS: 00010286
 3645 13:55:19.572301  # [   50.805940] RAX: ffffffffb54b1b30 RBX: 0000000000000001 RCX: 0000000000000000
 3646 13:55:19.582203  # [   50.813908] RDX: 0000000000000000 RSI: ffff8cd9bad1bf70 RDI: ffffffffb60d9a70
 3647 13:55:19.588528  # [   50.821877] RBP: ffffffffb651b5e8 R08: 0000000000000001 R09: 0000000000000001
 3648 13:55:19.598682  # [   50.829844] R10: 00000000ffffe000 R11: 3fffffffffffffff R12: 0000000000000004
 3649 13:55:19.605065  # [   50.837812] R13: ffffa1b4c147ff10 R14: ffffa1b4c147ff10 R15: ffff8cd944cdf000
 3650 13:55:19.615164  # [   50.845782] FS:  00007ff0b93d7580(0000) GS:ffff8cd9bad80000(0000) knlGS:0000000000000000
 3651 13:55:19.621698  # [   5[   52.713836] lkdtm: Performing direct entry UNSET_SMEP
 3652 13:55:19.628367  [   52.725101] lkdtm: trying to clear SMEP normally
 3653 13:55:19.631643  [   52.730285] ------------[ cut here ]------------
 3654 13:55:19.637865  [   52.735471] pinned CR4 bits changed: 0x100000!?
 3655 13:55:19.647756  [   52.740555] WARNING: CPU: 3 PID: 1119 at arch/x86/kernel/cpu/common.c:392 native_write_cr4+0x41/0x60
 3656 13:55:19.674590  [   52.750769] Modules linked in: fuse ip_tables cros_ec_sensors cros_ec_sensors_core industrialio_triggered_buffer kfifo_buf industrialio cros_ec_sysfs cros_ec_lightbar cros_ec_chardev cros_ec_debugfs cros_ec_sensorhub x86_pkg_temp_thermal cros_ec_dev cros_usbpd_notify
 3657 13:55:19.684355  [   52.777219] CPU: 3 PID: 1119 Comm: cat Tainted: G      D W         5.10.129-cip12 #1
 3658 13:55:19.690709  [   52.785894] Hardware name: Google Rammus/Rammus, BIOS  09/04/2020
 3659 13:55:19.694118  [   52.792712] RIP: 0010:native_write_cr4+0x41/0x60
 3660 13:55:19.717319  [   52.797869] Code: 08 31 00 48 39 c2 75 25 48 85 f6 75 01 c3 80 3d dc d8 c3 01 00 75 f6 48 c7 c7 30 fd 3f b6 c6 05 cc d8 c3 01 01 e8 85 d7 e0 00 <0f> 0b c3 48 89 d6 48 81 e7 ff f7 ce ff 48 31 c6 48 09 c7 eb ac 66
 3661 13:55:19.720396  [   52.818854] RSP: 0018:ffffa1b4c1a5fe48 EFLAGS: 00010286
 3662 13:55:19.730429  [   52.824703] RAX: 0000000000000000 RBX: 00000000002706e0 RCX: 0000000000000000
 3663 13:55:19.736754  [   52.832714] RDX: ffff8cd9badac660 RSI: ffff8cd9bad9bf70 RDI: ffff8cd9bad9bf70
 3664 13:55:19.747099  [   52.840687] RBP: ffffffffb64c0255 R08: 0000000000000000 R09: 0000000000000000
 3665 13:55:19.753735  [   52.848663] R10: 00000000ffffe000 R11: 3fffffffffffffff R12: 000000000000000b
 3666 13:55:19.759837  0.854818] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
 3667 13:55:19.766537  # [[   52.856637] R13: ffffa1b4c1a5ff10 R14: ffffa1b4c1a5ff10 R15: ffff8cd942980000
 3668 13:55:19.776691  [   52.870823] FS:  00007fed1b5b7580(0000) GS:ffff8cd9bad80000(0000) knlGS:0000000000000000
 3669 13:55:19.783349  [   52.879865] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
 3670 13:55:19.789822  [   52.886284] CR2: 00007fed1b3d0000 CR3: 00000001031d6003 CR4: 00000000003706e0
 3671 13:55:19.793106  [   52.894256] Call Trace:
 3672 13:55:19.806157     50.861233] CR2: 0000000000000000 CR3: 00000001048e4003 CR4: 0[   52.896991]  lkdtm_UNSET_SMEP.cold+0x1d/0x103
 3673 13:55:19.806744  0000000003706e0
 3674 13:55:19.816075  # [   50.869204] BUG: sleeping function called [   52.908073]  direct_entry.cold+0x2c/0x38
 3675 13:55:19.819187  from invalid context at include/linux/percpu-rwsem.h:49
 3676 13:55:19.825774  # [   5[   52.918668]  full_proxy_write+0x56/0x80
 3677 13:55:19.829059  [   52.929166]  vfs_write+0xea/0x390
 3678 13:55:19.839374  0.879116] in_atomic(): 0, irqs_disabled(): 1, non_block: 0, pid:[   52.932867]  ksys_write+0x68/0xe0
 3679 13:55:19.842437  [   52.942781]  do_syscall_64+0x33/0x40
 3680 13:55:19.849148  [   52.946794]  entry_SYSCALL_64_after_hwframe+0x44/0xa9
 3681 13:55:19.852287  [   52.952435] RIP: 0033:0x7fed1b4dff33
 3682 13:55:19.875822  [   52.956427] Code: 8b 15 61 ef 0c 00 f7 d8 64 89 02 48 c7 c0 ff ff ff ff eb b7 0f 1f 00 64 8b 04 25 18 00 00 00 85 c0 75 14 b8 01 00 00 00 0f 05 <48> 3d 00 f0 ff ff 77 55 c3 0f 1f 40 00 48 83 ec 28 48 89 54 24 18
 3683 13:55:19.882269  [   52.977413] RSP: 002b:00007ffee81cdd18 EFLAGS: 00000246 ORIG_RAX: 0000000000000001
 3684 13:55:19.892189  [   52.985875] RAX: ffffffffffffffda RBX: 000000000000000b RCX: 00007fed1b4dff33
 3685 13:55:19.898612  [   52.993879] RDX: 000000000000000b RSI: 00007fed1b3d0000 RDI: 0000000000000001
 3686 13:55:19.905257  [   53.001850] RBP: 00007fed1b3d0000 R08: 00007fed1b3cf010 R09: 0000000000000000
 3687 13:55:19.915059  [   53.009820] R10: 00007fed1b5da1c0 R11: 0000000000000246 R12: 0000000000000001
 3688 13:55:19.921689  [   53.017793] R13: 0000000000000001 R14: 0000000000020000 R15: 0000000000020000
 3689 13:55:19.924809  [   53.025767] irq event stamp: 0
 3690 13:55:19.931687  [   53.029173] hardirqs last  enabled at (0): [<0000000000000000>] 0x0
 3691 13:55:19.941483  [   53.036167] hardirqs last disabled at (0): [<ffffffffb4cf9f9c>] copy_process+0x63c/0x1c80
 3692 13:55:19.951356  [   53.045307] softirqs last  enabled at (0): [<ffffffffb4cf9f9c>] copy_process+0x63c/0x1c80
 3693 13:55:19.958202  [   53.054443] softirqs last disabled at (0): [<0000000000000000>] 0x0
 3694 13:55:19.964731  [   53.061434] ---[ end trace 292ac93e2897704d ]---
 3695 13:55:19.967808  [   53.066582] lkdtm: ok: SMEP did not get cleared
 3696 13:55:19.974815  [   53.071662] lkdtm: trying to clear SMEP with call gadget
 3697 13:55:19.975453   825, name: cat
 3698 13:55:19.981432  # [   50.887475] INFO: lockdep is turned off.
 3699 13:55:19.984478  [   53.077594] lkdtm: ok: SMEP removal was reverted
 3700 13:55:19.987443  # [   50.891851] irq event stamp: 0
 3701 13:55:19.997331  # [   50.895256] hardirqs last  enabled at (0): [<0000000000000000>] 0x0
 3702 13:55:20.004039  # [   50.902257] hardirqs last disabled at (0): [<ffffffffb4cf9f9c>] copy_process+0x63c/0x1c80
 3703 13:55:20.013892  # [   50.911392] softirqs last  enabled at (0): [<ffffffffb4cf9f9c>] copy_process+0x63c/0x1c80
 3704 13:55:20.020647  # [   50.920527] softirqs last disabled at (0): [<0000000000000000>] 0x0
 3705 13:55:20.030458  # [   50.927525] CPU: 3 PID: 825 Comm: cat Tainted: G      D W         5.10.129-cip12 #1
 3706 13:55:20.037119  # [   50.936078] Hardware name: Google Rammus/Rammus, BIOS  09/04/2020
 3707 13:55:20.040570  # [   50.942882] Call Trace:
 3708 13:55:20.043709  # [   50.945612]  dump_stack+0x77/0x97
 3709 13:55:20.050450  # [   50.949311]  ___might_sleep.cold+0xa6/0xb6
 3710 13:55:20.053458  # [   50.960097]  exit_signals+0x1c/0x2d0
 3711 13:55:20.056798  # [   50.964087]  do_exit+0xd5/0xb00
 3712 13:55:20.060126  # [   50.967582]  ? ksys_write+0x68/0xe0
 3713 13:55:20.066880  # [   50.971473]  rewind_stack_do_exit+0x17/0x20
 3714 13:55:20.073667  #[   53.165921] lkdtm: Performing direct entry DOUBLE_FAULT
 3715 13:55:20.076800   [   50.976133] RIP: 0033:0x7ff0b92fff33
 3716 13:55:20.083344  # [   50.980121] Code:[   53.175644] lkdtm: XFAIL: this test is ia32-only
 3717 13:55:20.103310   8b 15 61 ef 0c 00 f7 d8 64 89 02 48 c7 c0 ff ff ff ff eb b7 0f 1f 00 64 8b 04 25 18 00 00 00 85 c0 75 14 b8 01 00 00 00 0f 05 <48> 3d 00 f0 ff ff 77 55 c3 0f 1f 40 00 48 83 ec 28 48 89 54 24 18
 3718 13:55:20.109907  # [   51.001105] RSP: 002b:00007ffd77dc3478 EFLAGS: 00000246 ORIG_RAX: 0000000000000001
 3719 13:55:20.119646  # [   51.009560] RAX: ffffffffffffffda RBX: 000000000000000a RCX: 00007ff0b92fff33
 3720 13:55:20.126234  # [   51.017531] RDX: 000000000000000a RSI: 00007ff0b91f0000 RDI: 0000000000000001
 3721 13:55:20.136182  # [   51.025500] RBP: 00007ff0b91f0000 R08: 00007ff0b91ef010 R09: 0000000000000000
 3722 13:55:20.142870  # [   51.033470] R10: 00007ff0b93fa1c0 R11: 0000000000000246 R12: 0000000000000001
 3723 13:55:20.152643  # [   51.041440] R13: 0000000000000001 R14: 0000000000020000 R15: 0000000000020000
 3724 13:55:20.156061  # EXCEPTION: saw 'call trace:': ok
 3725 13:55:20.159173  ok 5 selftests: lkdtm: EXCEPTION.sh
 3726 13:55:20.162556  # selftests: lkdtm: LOOP.sh
 3727 13:55:20.169340  # Skipping LOOP: Hangs th[   53.267646] lkdtm: Performing direct entry CORRUPT_PAC
 3728 13:55:20.175731  [   53.273529] lkdtm: XFAIL: this test is arm64-only
 3729 13:55:20.176221  e system
 3730 13:55:20.179099  ok 6 selftests: lkdtm: LOOP.sh # SKIP
 3731 13:55:20.182589  # selftests: lkdtm: EXHAUST_STACK.sh
 3732 13:55:20.189079  # Skipping EXHAUST_STACK: Corrupts memory on failure
 3733 13:55:20.192229  ok 7 selftests: lkdtm: EXHAUST_STACK.sh # SKIP
 3734 13:55:20.198854  # selftests: lkdtm: CORRUPT_STACK.sh
 3735 13:55:20.202081  # Skipping CORRUPT_STACK: Crashes entire system on success
 3736 13:55:20.208928  ok 8 selftests: lkdtm: CORRUPT_STACK.sh # SKIP
 3737 13:55:20.212049  # selftests: lkdtm: CORRUPT_STACK_STRONG.sh
 3738 13:55:20.218615  # Skipping CORRUPT_STACK_STRONG: Crashes entire system on success
 3739 13:55:20.225236  ok 9 selftests: lkdtm: CORRUPT_STACK_STRONG.sh # SKIP
 3740 13:55:20.228583  # selftests: lkdtm: CORRUPT_LIST_ADD.sh
 3741 13:55:20.235304  # [   51.271670] lkdtm: Performing direct entry CORRUPT_LIST_ADD
 3742 13:55:20.238662  # [   51.279418] lkdtm: attempting good list addition
 3743 13:55:20.245049  # [   51.284586] lkdtm: attempting corrupted list addition
 3744 13:55:20.251517  # [   51.290236] lkdtm: list_add() corruption not detected!
 3745 13:55:20.258517  # CORRUPT_LIST_ADD: missing 'list_add corruption': [FAIL]
 3746 13:55:20.261560  not ok 10 selftests: lkdtm: CORRUPT_LIST_ADD.sh # exit=1
 3747 13:55:20.268047  # selftests: lkdtm: CORRUPT_LIST_DEL.sh
 3748 13:55:20.274742  # [   51.447243] lkdtm: Performing direct entry CORRUPT_LIST_DEL
 3749 13:55:20.277960  # [   51.457639] lkdtm: attempting good list removal
 3750 13:55:20.284574  # [   51.468903] lkdtm: attempting corrupted list removal
 3751 13:55:20.291418  # [   51.480654] lkdtm: list_del() corruption not detected!
 3752 13:55:20.294763  # CORRUPT_LIST_DEL: missing 'list_del corruption': [FAIL]
 3753 13:55:20.301255  not ok 11 selftests: lkdtm: CORRUPT_LIST_DEL.sh # exit=1
 3754 13:55:20.314563  # selftests: lkdtm: STACK_GUARD_PAGE_LEADING[   53.405078] lkdtm: Performing direct entry UNALIGNED_LOAD_STORE_WRITE
 3755 13:55:20.321171  [   53.416547] lkdtm: XFAIL: arch has CONFIG_HAVE_EFFICIENT_UNALIGNED_ACCESS
 3756 13:55:20.321795  .sh
 3757 13:55:20.324300  # Segmentation fault
 3758 13:55:20.330939  # [   51.584405] lkdtm: Performing direct entry STACK_GUARD_PAGE_LEADING
 3759 13:55:20.337289  # [   51.592851] lkdtm: attempting bad read from page below current stack
 3760 13:55:20.350659  # [   51.606184] BUG: stack guard page was hit at 00000000499ec945 (stack is 00000000b9889f87..00000000c714466a)
 3761 13:55:20.357010  # [   51.623248] kernel stack overflow (page fault): 0000 [#3] SMP PTI
 3762 13:55:20.363795  # [   51.630054] CPU: 0 PID: 1050 Comm: cat Tainted: G      D W         5.10.129-cip12 #1
 3763 13:55:20.370113  # [   51.638695] Hardware name: Google Rammus/Rammus, BIOS  09/04/2020
 3764 13:55:20.376960  # [   51.645502] RIP: 0010:lkdtm_STACK_GUARD_PAGE_LEADING+0x27/0x3a
 3765 13:55:20.400013  # [   51.652021] Code: 41 5c c3 0f 1f 44 00 00 53 48 c7 c7 b8 0a 4c b6 50 65 48 8b 04 25 40 b0 01 00 48 8b 58 18 e8 31 a4 fd ff 48 c7 c7 f8 0a 4c b6 <8a> 43 ff 88 44 24 07 0f b6 74 24 07 5a 5b e9 17 a4 fd ff 0f 1f 44
 3766 13:55:20.406473  # [   51.672996] RSP: 0018:ffffa1b4c1967e50 EFLAGS: 00010246
 3767 13:55:20.413324  # [   51.678832] RAX: 0000000000000038 RBX: ffffa1b4c1964000 RCX: 0000000000000000
 3768 13:55:20.422938  # [   51.686802] RDX: 0000000000000000 RSI: ffff8cd9bac1bf70 RDI: ffffffffb64c0af8
 3769 13:55:20.429355  # [   51.694771] RBP: ffffffffb64c0222 R08: 0000000000000000 R09: 0000000000000000
 3770 13:55:20.439323  # [   51.702741] R10: 00000000ffffe000 R11: 3fffffffffffffff R12: 0000000000000019
 3771 13:55:20.445681  # [   51.710710] R13: ffffa1b4c1967f10 R14: ffffa1b4c1967f10 R15: ffff8cd9435b8000
 3772 13:55:20.455645  # [   51.718681] FS:  00007f6358272580(0000) GS:ffff8cd9bac00000(0000) knlGS:0000000000000000
 3773 13:55:20.462571  # [   51.727720] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
 3774 13:55:20.469176  # [   51.734136] CR2: ffffa1b4c1963fff CR3: 0000000105730003 CR4: 00000000003706f0
 3775 13:55:20.472199  # [   51.742106] Call Trace:
 3776 13:55:20.478946  # [   51.744834]  ? lkdtm_CORRUPT_LIST_DEL+0xdc/0xdc
 3777 13:55:20.489141  # [   51.749891]  direct_entry.cold+0x2[   53.585265] lkdtm: Performing direct entry READ_AFTER_FREE
 3778 13:55:20.495572  [   53.592013] lkdtm: Value in memory before free: 12345678
 3779 13:55:20.498887  [   53.597959] lkdtm: Attempting bad read from freed memory
 3780 13:55:20.505385  [   53.603905] lkdtm: Memory was not poisoned
 3781 13:55:20.505647  c/0x38
 3782 13:55:20.508656  # [   51.754261]  full_proxy_write+0x56/0x80
 3783 13:55:20.515031  # [   51.758547]  vfs_write+0xea/0x390
 3784 13:55:20.518333  # [   51.762243]  ksys_write+0x68/0xe0
 3785 13:55:20.521620  # [   51.765942]  do_syscall_64+0x33/0x40
 3786 13:55:20.528324  # [   51.769922]  entry_SYSCALL_64_after_hwframe+0x44/0xa9
 3787 13:55:20.531483  # [   51.775552] RIP: 0033:0x7f635819af33
 3788 13:55:20.554696  # [   51.779540] Code: 8b 15 61 ef 0c 00 f7 d8 64 89 02 48 c7 c0 ff ff ff ff eb b7 0f 1f 00 64 8b 04 25 18 00 00 00 85 c0 75 14 b8 01 00 00 00 0f 05 <48> 3d 00 f0 ff ff 77 55 c3 0f 1f 40 00 48 83 ec 28 48 89 54 24 18
 3789 13:55:20.561188  # [   51.800524] RSP: 002b:00007ffd8fc752c8 EFLAGS: 00000246 ORIG_RAX: 0000000000000001
 3790 13:55:20.571265  # [   51.808971] RAX: ffffffffffffffda RBX: 0000000000000019 RCX: 00007f635819af33
 3791 13:55:20.577624  # [   51.816940] RDX: 0000000000000019 RSI: 00007f635808b000 RDI: 0000000000000001
 3792 13:55:20.587667  # [   51.824909] RBP: 00007f635808b000 R08: 00007f635808a010 R09: 0000000000000000
 3793 13:55:20.594382  # [   51.832878] R10: 00007f63582951c0 R11: 0000000000000246 R12: 0000000000000001
 3794 13:55:20.604270  # [   51.840847] R13: 0000000000000001 R14: 0000000000020000 R15: 0000000000020000
 3795 13:55:20.611210  # [   51.848820] [   53.702407] lkdtm: Performing direct entry READ_BUDDY_AFTER_FREE
 3796 13:55:20.624283  Modules linked in: fuse ip_tables cros_ec_sensors cros_ec_sensor[   53.714697] lkdtm: Value in memory before free: 12345678
 3797 13:55:20.634336  s_core industrialio_triggered_buffer kfifo_buf industrialio cros[   53.726862] lkdtm: Attempting to read from freed memory
 3798 13:55:20.647491  _ec_sysfs cros_ec_lightbar cros_ec_chardev cros_ec_debugfs cros_[   53.738908] lkdtm: Buddy page was not poisoned
 3799 13:55:20.654088  ec_sensorhub x86_pkg_temp_thermal cros_ec_dev cros_usbpd_notify
 3800 13:55:20.657319  # [   51.875263] ---[ end trace 292ac93e2897704b ]---
 3801 13:55:20.663961  # [   51.880417] RIP: 0010:lkdtm_BUG+0x5/0x10
 3802 13:55:20.683528  # [   51.884793] Code: 5b a5 ff 48 c7 c0 ea ff ff ff eb e2 48 c7 c0 ea ff ff ff c3 48 c7 c0 f4 ff ff ff eb d1 cc cc cc cc cc cc cc cc 0f 1f 44 00 00 <0f> 0b 66 0f 1f 84 00 00 00 00 00 0f 1f 44 00 00 83 05 e0 19 70 02
 3803 13:55:20.690211  # [   51.905773] RSP: 0018:ffffa1b4c147fe60 EFLAGS: 00010286
 3804 13:55:20.696782  # [   51.911606] RAX: ffffffffb54b1b30 RBX: 0000000000000001 RCX: 0000000000000000
 3805 13:55:20.706701  # [   51.919575] RDX: 0000000000000000 RSI: ffff8cd9bad1bf70 RDI: ffffffffb60d9a70
 3806 13:55:20.713187  # [   51.927544] RBP: ffffffffb651b5e8 R08: 0000000000000001 R09: 0000000000000001
 3807 13:55:20.723364  # [   51.935512] R10: 00000000ffffe000 R11: 3fffffffffffffff R12: 0000000000000004
 3808 13:55:20.729921  # [   51.943482] R13: ffffa1b4c147ff10 R14: ffffa1b4c147ff10 R15: ffff8cd944cdf000
 3809 13:55:20.746367  # [   51.951452] FS:  00007f6358272580(0000) GS:ffff8cd9bac00000(0000) knlGS:0000000000000000[   53.841377] lkdtm: Performing direct entry SLAB_FREE_DOUBLE
 3810 13:55:20.746866  
 3811 13:55:20.756370  # [   51.960491] CS:  0010 DS: 0000 ES: 0000 CR0: 000000008005[   53.849528] lkdtm: Attempting double slab free ...
 3812 13:55:20.759741  0033
 3813 13:55:20.766279  # [   51.966906] CR2: ffffa1b4c1963fff CR3: 0000000105730003 CR4: 00000000003706f0
 3814 13:55:20.776165  # [   51.974875] BUG: sleeping function called from invalid context at include/linux/percpu-rwsem.h:49
 3815 13:55:20.785889  # [   51.984786] in_atomic(): 0, irqs_disabled(): 1, non_block: 0, pid: 1050, name: cat
 3816 13:55:20.789243  # [   51.993241] INFO: lockdep is turned off.
 3817 13:55:20.792393  # [   51.997617] irq event stamp: 0
 3818 13:55:20.799160  # [   52.001022] hardirqs last  enabled at (0): [<0000000000000000>] 0x0
 3819 13:55:20.808970  # [   52.008022] hardirqs last disabled at (0): [<ffffffffb4cf9f9c>] copy_process+0x63c/0x1c80
 3820 13:55:20.818765  # [   52.017150] softirqs last  enabled at (0): [<ffffffffb4cf9f9c>] copy_process+0x63c/0x1c80
 3821 13:55:20.825349  # [   52.026275] softirqs last disabled at (0): [<0000000000000000>] 0x0
 3822 13:55:20.835301  # [   52.033275] CPU: 0 PID: 1050 Comm: cat Tainted: G      D W         5.10.129-cip12 #1
 3823 13:55:20.842175  # [   52.041922] Hardware name: Google Rammus/Rammus, BIOS  09/04/2020
 3824 13:55:20.845316  # [   52.048726] Call Trace:
 3825 13:55:20.848587  # [   52.051454]  dump_stack+0x77/0x97
 3826 13:55:20.859078  # [   52.055158]  __[   53.953238] lkdtm: Performing direct entry SLAB_FREE_CROSS
 3827 13:55:20.861814  [   53.960535] lkdtm: Attempting cross-cache slab free ...
 3828 13:55:20.865043  _might_sleep.cold+0xa6/0xb6
 3829 13:55:20.871692  # [   52.059732]  exit_signals+0x1c/0x2d0
 3830 13:55:20.875120  # [   52.063721]  do_exit+0xd5/0xb00
 3831 13:55:20.878259  # [   52.067214]  ? ksys_write+0x68/0xe0
 3832 13:55:20.881814  # [   52.071106]  rewind_stack_do_exit+0x17/0x20
 3833 13:55:20.888128  # [   52.075766] RIP: 0033:0x7f635819af33
 3834 13:55:20.907699  # [   52.079756] Code: 8b 15 61 ef 0c 00 f7 d8 64 89 02 48 c7 c0 ff ff ff ff eb b7 0f 1f 00 64 8b 04 25 18 00 00 00 85 c0 75 14 b8 01 00 00 00 0f 05 <48> 3d 00 f0 ff ff 77 55 c3 0f 1f 40 00 48 83 ec 28 48 89 54 24 18
 3835 13:55:20.917945  # [   52.100730] RSP: 002b:00007ffd8fc752c8 EFLAGS: 00000246 ORIG_RAX: 0000000000000001
 3836 13:55:20.924514  # [   52.109187] RAX: ffffffffffffffda RBX: 0000000000000019 RCX: 00007f635819af33
 3837 13:55:20.934352  # [   52.117156] RDX: 0000000000000019 RSI: 00007f635808b000 RDI: 0000000000000001
 3838 13:55:20.940885  # [   52.125126] RBP: 00007f635808b000 R08: 00007f635808a010 R09: 0000000000000000
 3839 13:55:20.951032  # [   52.133098] R10: 00007f63582951c0 R11: 0000000000000246 R12: 0000000000000001
 3840 13:55:20.957308  # [   52.141067] R13: 0000000000000001 R14: 0000000000020000 R15: 0000000000020000
 3841 13:55:20.960783  # STACK_GUARD_PAGE_LEADING: saw 'call trace:': ok
 3842 13:55:20.967327  ok 12 selftests: lkdtm: STACK_GUARD_PAGE_LEADING.sh
 3843 13:55:20.973867  # selftests: lkdtm: STACK_GUARD_PAGE_TRAILING.sh
 3844 13:55:20.974376  # Segmentation fault
 3845 13:55:20.980651  # [   52.237289] lkdtm: Performing direct entry STACK_GUARD_PAGE_TRAILING
 3846 13:55:20.990339  # [   52.249372] lkdtm: attempting bad read from page above current stack
 3847 13:55:21.007196  # [   52.256482] BUG: stack guard page was hit at 00000000bb5a506c (stack is 00000000f7d905e8..00000000b22d08c[   54.100579] lkdtm: Performing direct entry SLAB_FREE_PAGE
 3848 13:55:21.007815  3)
 3849 13:55:21.017071  # [   52.267374] kernel stack overflow (page fault): 0000 [#[   54.109216] lkdtm: Attempting non-Slab slab free ...
 3850 13:55:21.020201  4] SMP PTI
 3851 13:55:21.026813  # [   52.274182] CPU: 3 PID: 1083 Comm: cat Tainted: G      D W         5.10.129-cip12 #1
 3852 13:55:21.033247  # [   52.289044] Hardware name: Google Rammus/Rammus, BIOS  09/04/2020
 3853 13:55:21.039853  # [   52.295854] RIP: 0010:lkdtm_STACK_GUARD_PAGE_TRAILING+0x27/0x3d
 3854 13:55:21.063151  # [   52.302466] Code: a4 fd ff 0f 1f 44 00 00 53 48 c7 c7 30 0b 4c b6 50 65 48 8b 04 25 40 b0 01 00 48 8b 58 18 e8 f7 a3 fd ff 48 c7 c7 70 0b 4c b6 <8a> 83 00 40 00 00 88 44 24 07 0f b6 74 24 07 5a 5b e9 da a3 fd ff
 3855 13:55:21.069539  # [   52.329667] RSP: 0018:ffffa1b4c19dfe50 EFLAGS: 00010246
 3856 13:55:21.076249  # [   52.335500] RAX: 0000000000000038 RBX: ffffa1b4c19dc000 RCX: 0000000000000000
 3857 13:55:21.086256  # [   52.343470] RDX: 0000000000000000 RSI: ffff8cd9bad9bf70 RDI: ffffffffb64c0b70
 3858 13:55:21.092529  # [   52.351440] RBP: ffffffffb64c023b R08: 0000000000000000 R09: 0000000000000000
 3859 13:55:21.102640  # [   52.359411] R10: 00000000ffffe000 R11: 3fffffffffffffff R12: 000000000000001a
 3860 13:55:21.109166  # [   52.367381] R13: ffffa1b4c19dff10 R14: ffffa1b4c19dff10 R15: ffff8cd945cc5000
 3861 13:55:21.119027  # [   52.375354] FS:  00007fdb5ccd1580(0000) GS:ffff8cd9bad80000(0000) knlGS:0000000000000000
 3862 13:55:21.125512  # [   52.384384] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
 3863 13:55:21.132129  # [   52.390800] CR2: ffffa1b4c19e0000 CR3: 00000001035aa005 CR4: 00000000003706e0
 3864 13:55:21.135630  # [   52.398769] Call Trace:
 3865 13:55:21.142066  # [   52.401503]  ? lkdtm_STACK_GUARD_PAGE_LEADING+0x3a/0x3a
 3866 13:55:21.145410  # [   52.407339]  direct_entry.cold+0x2c/0x38
 3867 13:55:21.152013  # [   52.417930]  full_proxy_write+0x56/0x80
 3868 13:55:21.155160  # [   52.422211]  vfs_write+0xea/0x390
 3869 13:55:21.158547  # [   52.425909]  ksys_write+0x68/0xe0
 3870 13:55:21.162109  # [   52.429597]  do_syscall_64+0x33/0x40
 3871 13:55:21.168487  # [   52.433587]  entry_SYSCALL_64_after_hwframe+0x44/0xa9
 3872 13:55:21.171776  # [   52.439228] RIP: 0033:0x7fdb5cbf9f33
 3873 13:55:21.194915  # [   52.443218] Code: 8b 15 61 ef 0c 00 f7 d8 64 89 02 48 c7 c0 ff ff ff ff eb b7 0f 1f 00 64 8b 04 25 18 00 00 00 85 c0 75 14 b8 01 00 00 00 0f 05 <48> 3d 00 f0 ff ff 77 55 c3 0f 1f 40 00 48 83 ec 28 48 89 54 24 18
 3874 13:55:21.201479  # [   52.464202] RSP: 002b:00007ffd1f8a5c18 EFLAGS: 00000246 ORIG_RAX: 0000000000000001
 3875 13:55:21.211511  # [   52.472662] RAX: ffffffffffffffda RBX: 000000000000001a RCX: 00007fdb5cbf9f33
 3876 13:55:21.217915  # [   52.480632] RDX: 000000000000001a RSI: 00007fdb5caea000 RDI: 0000000000000001
 3877 13:55:21.227915  # [   52.488626] RBP: 00007fdb5caea000 R08: 00007fdb5cae9010 R09: 0000000000000000
 3878 13:55:21.234391  # [   52.496595] R10: 00007fdb5ccf41c0 R11: 0000000000000246 R12: 0000000000000001
 3879 13:55:21.244651  # [   52.504565] R13: 0000000000000001 R14: 0000000000020000 R15: 0000000000020000
 3880 13:55:21.264651  # [   52.512536] Modules linked in: fuse ip_tables cros_ec_sensors cros_ec_sensors_core industrialio_triggered_buffer kfifo_buf industrialio cros_ec_sysfs cros_ec_lig[   54.358759] lkdtm: Performing direct entry EXEC_DATA
 3881 13:55:21.271124  [   54.368957] lkdtm: attempting ok execution at ffffffffb54b1f00
 3882 13:55:21.277810  [   54.375483] lkdtm: attempting bad execution at ffffffffb7bb3560
 3883 13:55:21.287523  [   54.382111] kernel tried to execute NX-protected page - exploit attempt? (uid: 0)
 3884 13:55:21.294160  [   54.390479] BUG: unable to handle page fault for address: ffffffffb7bb3560
 3885 13:55:21.300767  [   54.398157] #PF: supervisor instruction fetch in kernel mode
 3886 13:55:21.307383  [   54.404475] #PF: error_code(0x0011) - permissions violation
 3887 13:55:21.314005  [   54.410708] PGD 138229067 P4D 138229067 PUD 13822a063 PMD 80000001396000e3 
 3888 13:55:21.320538  [   54.418484] Oops: 0011 [#5] SMP PTI
 3889 13:55:21.327281  [   54.422376] CPU: 3 PID: 1626 Comm: cat Tainted: G      D W         5.10.129-cip12 #1
 3890 13:55:21.333755  [   54.431017] Hardware name: Google Rammus/Rammus, BIOS  09/04/2020
 3891 13:55:21.340376  [   54.437823] RIP: 0010:data_area+0x0/0x40
 3892 13:55:21.360087  [   54.442200] Code: ff ff 00 a2 4b 44 d9 8c ff ff 00 a1 4b 44 d9 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 66 2e 0f 1f 84 00 00 00 00 00 0f 1f 44 00 00 55
 3893 13:55:21.366533  [   54.463176] RSP: 0018:ffffa1b4c2197e48 EFLAGS: 00010246
 3894 13:55:21.372993  [   54.469010] RAX: 0000000000000033 RBX: 0000000000000001 RCX: 0000000000000000
 3895 13:55:21.383347  [   54.476979] RDX: 0000000000000000 RSI: ffff8cd9bad9bf70 RDI: ffff8cd9bad9bf70
 3896 13:55:21.389856  [   54.484948] RBP: ffffffffb7bb3560 R08: 0000000000000000 R09: 0000000000000000
 3897 13:55:21.396509  [   54.492916] R10: 00000000ffffe000 R11: 3fffffffffffffff R12: 000000000000000a
 3898 13:55:21.406640  [   54.500886] R13: ffffa1b4c2197f10 R14: ffffa1b4c2197f10 R15: ffff8cd944f21000
 3899 13:55:21.416329  [   54.508856] FS:  00007f0040db6580(0000) GS:ffff8cd9bad80000(0000) knlGS:0000000000000000
 3900 13:55:21.419367  [   54.517895] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
 3901 13:55:21.429378  [   54.524309] CR2: ffffffffb7bb3560 CR3: 000000010560a005 CR4: 00000000003706e0
 3902 13:55:21.432512  [   54.532278] Call Trace:
 3903 13:55:21.435885  [   54.535007]  ? execute_location+0x48/0x56
 3904 13:55:21.439245  [   54.539482]  ? direct_entry.cold+0x2c/0x38
 3905 13:55:21.445993  [   54.544055]  ? full_proxy_write+0x56/0x80
 3906 13:55:21.449276  [   54.548529]  ? vfs_write+0xea/0x390
 3907 13:55:21.452426  [   54.552419]  ? ksys_write+0x68/0xe0
 3908 13:55:21.455920  [   54.556310]  ? do_syscall_64+0x33/0x40
 3909 13:55:21.462214  [   54.560494]  ? entry_SYSCALL_64_after_hwframe+0x44/0xa9
 3910 13:55:21.488867  [   54.566320] Modules linked in: fuse ip_tables cros_ec_sensors cros_ec_sensors_core industrialio_triggered_buffer kfifo_buf industrialio cros_ec_sysfs cros_ec_lightbar cros_ec_chardev cros_ec_debugfs cros_ec_sensorhub x86_pkg_temp_thermal cros_ec_dev cros_usbpd_notify
 3911 13:55:21.492199  [   54.592783] CR2: ffffffffb7bb3560
 3912 13:55:21.499199  [   54.596479] ---[ end trace 292ac93e2897704e ]---
 3913 13:55:21.502150  [   54.601633] RIP: 0010:lkdtm_BUG+0x5/0x10
 3914 13:55:21.525407  [   54.606034] Code: 5b a5 ff 48 c7 c0 ea ff ff ff eb e2 48 c7 c0 ea ff ff ff c3 48 c7 c0 f4 ff ff ff eb d1 cc cc cc cc cc cc cc cc 0f 1f 44 00 00 <0f> 0b 66 0f 1f 84 00 00 00 00 00 0f 1f 44 00 00 83 05 e0 19 70 02
 3915 13:55:21.528324  [   54.627019] RSP: 0018:ffffa1b4c147fe60 EFLAGS: 00010286
 3916 13:55:21.538469  [   54.632852] RAX: ffffffffb54b1b30 RBX: 0000000000000001 RCX: 0000000000000000
 3917 13:55:21.545090  [   54.640822] RDX: 0000000000000000 RSI: ffff8cd9bad1bf70 RDI: ffffffffb60d9a70
 3918 13:55:21.555130  [   54.648790] RBP: ffffffffb651b5e8 R08: 0000000000000001 R09: 0000000000000001
 3919 13:55:21.561800  [   54.656760] R10: 00000000ffffe000 R11: 3fffffffffffffff R12: 0000000000000004
 3920 13:55:21.567898  [   54.664729] R13: ffffa1b4c147ff10 R14: ffffa1b4c147ff10 R15: ffff8cd944cdf000
 3921 13:55:21.578136  [   54.672716] FS:  00007f0040db6580(0000) GS:ffff8cd9bad80000(0000) knlGS:0000000000000000
 3922 13:55:21.584735  [   54.681753] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
 3923 13:55:21.594503  [   54.688170] CR2: ffffffffb7bb3560 CR3: 000000010560a005 CR4: 00000000003706e0
 3924 13:55:21.604365  [   54.696140] BUG: sleeping function called from invalid context at include/linux/percpu-rwsem.h:49
 3925 13:55:21.610942  [   54.706050] in_atomic(): 0, irqs_disabled(): 1, non_block: 0, pid: 1626, name: cat
 3926 13:55:21.614408  [   54.714505] INFO: lockdep is turned off.
 3927 13:55:21.617855  [   54.718879] irq event stamp: 0
 3928 13:55:21.627450  [   54.722283] hardirqs last  enabled at (0): [<0000000000000000>] 0x0
 3929 13:55:21.634078  [   54.729283] hardirqs last disabled at (0): [<ffffffffb4cf9f9c>] copy_process+0x63c/0x1c80
 3930 13:55:21.643799  [   54.738419] softirqs last  enabled at (0): [<ffffffffb4cf9f9c>] copy_process+0x63c/0x1c80
 3931 13:55:21.650642  [   54.747552] softirqs last disabled at (0): [<0000000000000000>] 0x0
 3932 13:55:21.660358  [   54.754550] CPU: 3 PID: 1626 Comm: cat Tainted: G      D W         5.10.129-cip12 #1
 3933 13:55:21.667463  [   54.763200] Hardware name: Google Rammus/Rammus, BIOS  09/04/2020
 3934 13:55:21.670639  [   54.770003] Call Trace:
 3935 13:55:21.673738  [   54.772731]  dump_stack+0x77/0x97
 3936 13:55:21.677476  [   54.776430]  ___might_sleep.cold+0xa6/0xb6
 3937 13:55:21.680467  [   54.781002]  exit_signals+0x1c/0x2d0
 3938 13:55:21.683717  [   54.784980]  do_exit+0xd5/0xb00
 3939 13:55:21.690589  [   54.788481]  ? ksys_write+0x68/0xe0
 3940 13:55:21.693412  [   54.792373]  rewind_stack_do_exit+0x17/0x20
 3941 13:55:21.697028  [   54.797041] RIP: 0033:0x7f0040cdef33
 3942 13:55:21.719907  [   54.801029] Code: 8b 15 61 ef 0c 00 f7 d8 64 89 02 48 c7 c0 ff ff ff ff eb b7 0f 1f 00 64 8b 04 25 18 00 00 00 85 c0 75 14 b8 01 00 00 00 0f 05 <48> 3d 00 f0 ff ff 77 55 c3 0f 1f 40 00 48 83 ec 28 48 89 54 24 18
 3943 13:55:21.726587  [   54.822013] RSP: 002b:00007ffc8911f858 EFLAGS: 00000246 ORIG_RAX: 0000000000000001
 3944 13:55:21.736344  [   54.830458] RAX: ffffffffffffffda RBX: 000000000000000a RCX: 00007f0040cdef33
 3945 13:55:21.743055  [   54.838429] RDX: 000000000000000a RSI: 00007f0040bcf000 RDI: 0000000000000001
 3946 13:55:21.749594  [   54.846389] RBP: 00007f0040bcf000 R08: 00007f0040bce010 R09: 0000000000000000
 3947 13:55:21.759473  [   54.854358] R10: 00007f0040dd91c0 R11: 0000000000000246 R12: 0000000000000001
 3948 13:55:21.766184  [   54.862328] R13: 0000000000000001 R14: 0000000000020000 R15: 0000000000020000
 3949 13:55:21.776095  htbar cros_ec_chardev cros_ec_debugfs cros_ec_sensorhub x86_pkg_temp_thermal cros_ec_dev cros_usbpd_notify
 3950 13:55:21.782710  # [   52.538997] ---[ end trace 292ac93e2897704c ]---
 3951 13:55:21.785735  # [   52.544142] RIP: 0010:lkdtm_BUG+0x5/0x10
 3952 13:55:21.809081  # [   52.548518] Code: 5b a5 ff 48 c7 c0 ea ff ff ff eb e2 48 c7 c0 ea ff ff ff c3 48 c7 c0 f4 ff ff ff eb d1 cc cc cc cc cc cc cc cc 0f 1f 44 00 00 <0f> 0b 66 0f 1f 84 00 00 00 00 00 0f 1f 44 00 00 83 05 e0 19 70 02
 3953 13:55:21.815671  # [   52.569501] RSP: 0018:ffffa1b4c147fe60 EFLAGS: 00010286
 3954 13:55:21.822230  # [   52.575334] RAX: ffffffffb54b1b30 RBX: 0000000000000001 RCX: 0000000000000000
 3955 13:55:21.831784  # [   52.583303] RDX: 0000000000000000 RSI: ffff8cd9bad1bf70 RDI: ffffffffb60d9a70
 3956 13:55:21.838565  # [   52.591273] RBP: ffffffffb651b5e8 R08: 0000000000000001 R09: 0000000000000001
 3957 13:55:21.847979  # [   52.599243] R10: 00000000ffffe000 R11: 3fffffffffffffff R12: 0000000000000004
 3958 13:55:21.854781  # [   52.607211] R13: ffffa1b4c147ff10 R14: ffffa1b4c147ff10 R15: ffff8cd944cdf000
 3959 13:55:21.864991  # [   52.615179] FS:  00007fdb5ccd1580(0000) GS:ffff8cd9bad80000(0000) knlGS:0000000000000000
 3960 13:55:21.871601  # [   52.624218] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
 3961 13:55:21.878187  # [   52.630635[   54.972075] lkdtm: Performing direct entry EXEC_STACK
 3962 13:55:21.891823  ] CR2: ffffa1b4c19e0000 CR3: 00000001035aa005 CR4: 0000000000370[   54.981744] lkdtm: attempting ok execution at ffffffffb54b1f00
 3963 13:55:21.892425  6e0
 3964 13:55:21.898344  # STACK_GUARD_PAGE_TRAILING: saw 'call trace:': ok
 3965 13:55:21.904744  ok 13 s[   54.994474] lkdtm: attempting bad execution at ffffa1b4c2237e18
 3966 13:55:21.907729  elftests: lkdtm: STACK_GUARD_PAGE_TRAILING.sh
 3967 13:55:21.917215  # selftests: lkdt[   55.007304] kernel tried to execute NX-protected page - exploit attempt? (uid: 0)
 3968 13:55:21.927160  [   55.021878] BUG: unable to handle page fault for address: ffffa1b4c2237e18
 3969 13:55:21.930446  [   55.029556] #PF: supervisor instruction fetch in kernel mode
 3970 13:55:21.937069  [   55.035876] #PF: error_code(0x0011) - permissions violation
 3971 13:55:21.946941  [   55.042100] PGD 100000067 P4D 100000067 PUD 10020b067 PMD 100925067 PTE 8000000103f63063
 3972 13:55:21.950447  m: UNSET_SMEP.sh
 3973 13:55:21.956873  # [   52.713836] lkdtm: Performing direct entr[   55.051143] Oops: 0011 [#6] SMP PTI
 3974 13:55:21.967009  [   55.061249] CPU: 1 PID: 1662 Comm: cat Tainted: G      D W         5.10.129-cip12 #1
 3975 13:55:21.973502  [   55.069890] Hardware name: Google Rammus/Rammus, BIOS  09/04/2020
 3976 13:55:21.977000  [   55.076711] RIP: 0010:0xffffa1b4c2237e18
 3977 13:55:22.000025  [   55.081083] Code: 00 00 18 7e 23 c2 b4 a1 ff ff ad 8d af b5 ff ff ff ff 20 00 00 00 00 00 00 00 7e 03 4c b6 ff ff ff ff d9 8e af b5 ff ff ff ff <0f> 1f 44 00 00 c3 66 2e 0f 1f 84 00 00 00 00 00 0f 1f 44 00 00 55
 3978 13:55:22.003362  [   55.102068] RSP: 0018:ffffa1b4c2237df8 EFLAGS: 00010246
 3979 13:55:22.013347  [   55.107901] RAX: 0000000000000033 RBX: 0000000000000001 RCX: 0000000000000000
 3980 13:55:22.019908  [   55.115872] RDX: 0000000000000000 RSI: ffff8cd9bac9bf70 RDI: ffff8cd9bac9bf70
 3981 13:55:22.030162  [   55.123842] RBP: ffffa1b4c2237e18 R08: 0000000000000000 R09: 0000000000000000
 3982 13:55:22.036775  [   55.131812] R10: 00000000ffffe000 R11: 3fffffffffffffff R12: 000000000000000b
 3983 13:55:22.043184  [   55.139781] R13: ffffa1b4c2237f10 R14: ffffa1b4c2237f10 R15: ffff8cd944db3000
 3984 13:55:22.053044  [   55.147751] FS:  00007f05b4bad580(0000) GS:ffff8cd9bac80000(0000) knlGS:0000000000000000
 3985 13:55:22.059690  [   55.156787] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
 3986 13:55:22.069375  [   55.163205] CR2: ffffa1b4c2237e18 CR3: 0000000103248005 CR4: 00000000003706e0
 3987 13:55:22.069952  [   55.171175] Call Trace:
 3988 13:55:22.075894  [   55.173903]  ? execute_location+0x48/0x56
 3989 13:55:22.076393  y UNSET_SMEP
 3990 13:55:22.086178  # [   52.725101] lkdtm: trying to clear SMEP norma[   55.178379]  ? lkdtm_EXEC_STACK+0x26/0x40
 3991 13:55:22.089506  [   55.189066]  ? direct_entry.cold+0x2c/0x38
 3992 13:55:22.095947  [   55.193661]  ? full_proxy_write+0x56/0x80
 3993 13:55:22.096534  lly
 3994 13:55:22.099304  # [   52.730285] ------------[ cut here ]------------
 3995 13:55:22.105827  # [ [   55.198138]  ? vfs_write+0xea/0x390
 3996 13:55:22.109154  [   55.208241]  ? ksys_write+0x68/0xe0
 3997 13:55:22.112406  [   55.212132]  ? do_syscall_64+0x33/0x40
 3998 13:55:22.118835  [   55.216315]  ? entry_SYSCALL_64_after_hwframe+0x44/0xa9
 3999 13:55:22.122302    52.735471] pinned CR4 bits changed: 0x100000!?
 4000 13:55:22.151801  # [   52.74055[   55.222148] Modules linked in: fuse ip_tables cros_ec_sensors cros_ec_sensors_core industrialio_triggered_buffer kfifo_buf industrialio cros_ec_sysfs cros_ec_lightbar cros_ec_chardev cros_ec_debugfs cros_ec_sensorhub x86_pkg_temp_thermal cros_ec_dev cros_usbpd_notify
 4001 13:55:22.154978  [   55.254792] CR2: ffffa1b4c2237e18
 4002 13:55:22.161757  [   55.258481] ---[ end trace 292ac93e2897704f ]---
 4003 13:55:22.164805  [   55.263627] RIP: 0010:lkdtm_BUG+0x5/0x10
 4004 13:55:22.184535  [   55.268003] Code: 5b a5 ff 48 c7 c0 ea ff ff ff eb e2 48 c7 c0 ea ff ff ff c3 48 c7 c0 f4 ff ff ff eb d1 cc cc cc cc cc cc cc cc 0f 1f 44 00 00 <0f> 0b 66 0f 1f 84 00 00 00 00 00 0f 1f 44 00 00 83 05 e0 19 70 02
 4005 13:55:22.191572  [   55.288987] RSP: 0018:ffffa1b4c147fe60 EFLAGS: 00010286
 4006 13:55:22.197946  [   55.294821] RAX: ffffffffb54b1b30 RBX: 0000000000000001 RCX: 0000000000000000
 4007 13:55:22.207648  [   55.302791] RDX: 0000000000000000 RSI: ffff8cd9bad1bf70 RDI: ffffffffb60d9a70
 4008 13:55:22.214439  [   55.310761] RBP: ffffffffb651b5e8 R08: 0000000000000001 R09: 0000000000000001
 4009 13:55:22.224105  [   55.318731] R10: 00000000ffffe000 R11: 3fffffffffffffff R12: 0000000000000004
 4010 13:55:22.230698  [   55.326715] R13: ffffa1b4c147ff10 R14: ffffa1b4c147ff10 R15: ffff8cd944cdf000
 4011 13:55:22.240812  [   55.334685] FS:  00007f05b4bad580(0000) GS:ffff8cd9bac80000(0000) knlGS:0000000000000000
 4012 13:55:22.247373  [   55.343725] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
 4013 13:55:22.254136  [   55.350140] CR2: ffffa1b4c2237e18 CR3: 0000000103248005 CR4: 00000000003706e0
 4014 13:55:22.264105  5] WARNING: CPU: 3 PID: 1119 at arch/x86/kernel/cpu/common.c:392 native_write_cr4+0x41/0x60
 4015 13:55:22.290324  # [   52.750769] Modules linked in: fuse ip_tables cros_ec_sensors cros_ec_sensors_core industrialio_triggered_buffer kfifo_buf industrialio cros_ec_sysfs cros_ec_lightbar cros_ec_chardev cros_ec_debugfs cros_ec_sensorhub x86_pkg_temp_thermal cros_ec_dev cros_usbpd_notify
 4016 13:55:22.300217  # [   52.777219] CPU: 3 PID: 1119 Comm: cat Tainted: G      D W         5.10.129-cip12 #1
 4017 13:55:22.306774  # [   52.785894] Hardware name: Google Rammus/Rammus, BIOS  09/04/2020
 4018 13:55:22.309951  # [   52.792712] RIP: 0010:native_write_cr4+0x41/0x60
 4019 13:55:22.333009  # [   52.797869] Code: 08 31 00 48 39 c2 75 25 48 85 f6 75 01 c3 80 3d dc d8 c3 01 00 75 f6 48 c7 c7 30 fd 3f b6 c6 05 cc d8 c3 01 01 e8 85 d7 e0 00 <0f> 0b c3 48 89 d6 48 81 e7 ff f7 ce ff 48 31 c6 48 09 c7 eb ac 66
 4020 13:55:22.339846  # [   52.818854] RSP: 0018:ffffa1b4c1a5fe48 EFLAGS: 00010286
 4021 13:55:22.346187  # [   52.824703] RAX: 0000000000000000 RBX: 00000000002706e0 RCX: 0000000000000000
 4022 13:55:22.352978  # [   52.83[   55.447264] lkdtm: Performing direct entry EXEC_KMALLOC
 4023 13:55:22.359544  [   55.457176] lkdtm: attempting ok execution at ffffffffb54b1f00
 4024 13:55:22.366061  [   55.463699] lkdtm: attempting bad execution at ffff8cd942998140
 4025 13:55:22.376050  [   55.470321] kernel tried to execute NX-protected page - exploit attempt? (uid: 0)
 4026 13:55:22.382734  [   55.478709] BUG: unable to handle page fault for address: ffff8cd942998140
 4027 13:55:22.389091  [   55.486379] #PF: supervisor instruction fetch in kernel mode
 4028 13:55:22.395882  [   55.492698] #PF: error_code(0x0011) - permissions violation
 4029 13:55:22.405783  [   55.498919] PGD 139801067 P4D 139801067 PUD 10004e063 PMD 1048d2063 PTE 8000000102998163
 4030 13:55:22.415794  2714] RDX: ffff8cd9badac660 RSI: ffff8cd9bad9bf70 RDI: ffff8cd9b[   55.507962] Oops: 0011 [#7] SMP PTI
 4031 13:55:22.422327  [   55.518067] CPU: 2 PID: 1698 Comm: cat Tainted: G      D W         5.10.129-cip12 #1
 4032 13:55:22.428928  [   55.526716] Hardware name: Google Rammus/Rammus, BIOS  09/04/2020
 4033 13:55:22.435567  [   55.533522] RIP: 0010:0xffff8cd942998140
 4034 13:55:22.455256  [   55.537889] Code: 00 00 02 00 00 00 00 00 00 00 40 54 85 43 d9 8c ff ff 03 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 24 f3 29 b5 ff ff ff ff <0f> 1f 44 00 00 c3 66 2e 0f 1f 84 00 00 00 00 00 0f 1f 44 00 00 55
 4035 13:55:22.461685  [   55.558873] RSP: 0018:ffffa1b4c229fe38 EFLAGS: 00010246
 4036 13:55:22.468220  [   55.564711] RAX: 0000000000000033 RBX: 0000000000000001 RCX: 0000000000000000
 4037 13:55:22.478418  [   55.572681] RDX: 0000000000000000 RSI: ffff8cd9bad1bf70 RDI: ffff8cd9bad1bf70
 4038 13:55:22.484853  [   55.580660] RBP: ffff8cd942998140 R08: 0000000000000000 R09: 0000000000000000
 4039 13:55:22.494864  [   55.588629] R10: 00000000ffffe000 R11: 3fffffffffffffff R12: 000000000000000d
 4040 13:55:22.501543  [   55.596598] R13: ffffa1b4c229ff10 R14: ffffa1b4c229ff10 R15: ffff8cd943572000
 4041 13:55:22.511389  [   55.604567] FS:  00007f565e42e580(0000) GS:ffff8cd9bad00000(0000) knlGS:0000000000000000
 4042 13:55:22.518121  [   55.613606] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
 4043 13:55:22.524579  [   55.620024] CR2: ffff8cd942998140 CR3: 0000000104d8c006 CR4: 00000000003706e0
 4044 13:55:22.527988  [   55.627993] Call Trace:
 4045 13:55:22.531304  [   55.630720]  ? execute_location+0x48/0x56
 4046 13:55:22.537579  [   55.635194]  ? lkdtm_EXEC_KMALLOC+0x2c/0x40
 4047 13:55:22.541160  [   55.639863]  ? direct_entry.cold+0x2c/0x38
 4048 13:55:22.544365  [   55.644436]  ? full_proxy_write+0x56/0x80
 4049 13:55:22.550966  [   55.648911]  ? vfs_write+0xea/0x390
 4050 13:55:22.554364  [   55.652793]  ? ksys_write+0x68/0xe0
 4051 13:55:22.557578  [   55.656683]  ? do_syscall_64+0x33/0x40
 4052 13:55:22.564055  [   55.660866]  ? entry_SYSCALL_64_after_hwframe+0x44/0xa9
 4053 13:55:22.590604  [   55.666714] Modules linked in: fuse ip_tables cros_ec_sensors cros_ec_sensors_core industrialio_triggered_buffer kfifo_buf industrialio cros_ec_sysfs cros_ec_lightbar cros_ec_chardev cros_ec_debugfs cros_ec_sensorhub x86_pkg_temp_thermal cros_ec_dev cros_usbpd_notify
 4054 13:55:22.591260  ad9bf70
 4055 13:55:22.600280  # [   52.840687] RBP: ffffffffb64c0255 R08: 00000000000[   55.693168] CR2: ffff8cd942998140
 4056 13:55:22.603762  [   55.703077] ---[ end trace 292ac93e28977050 ]---
 4057 13:55:22.610202  [   55.708232] RIP: 0010:lkdtm_BUG+0x5/0x10
 4058 13:55:22.629860  [   55.712608] Code: 5b a5 ff 48 c7 c0 ea ff ff ff eb e2 48 c7 c0 ea ff ff ff c3 48 c7 c0 f4 ff ff ff eb d1 cc cc cc cc cc cc cc cc 0f 1f 44 00 00 <0f> 0b 66 0f 1f 84 00 00 00 00 00 0f 1f 44 00 00 83 05 e0 19 70 02
 4059 13:55:22.636598  [   55.733593] RSP: 0018:ffffa1b4c147fe60 EFLAGS: 00010286
 4060 13:55:22.643273  [   55.739418] RAX: ffffffffb54b1b30 RBX: 0000000000000001 RCX: 0000000000000000
 4061 13:55:22.653260  [   55.747387] RDX: 0000000000000000 RSI: ffff8cd9bad1bf70 RDI: ffffffffb60d9a70
 4062 13:55:22.660001  [   55.755356] RBP: ffffffffb651b5e8 R08: 0000000000000001 R09: 0000000000000001
 4063 13:55:22.666447  [   55.763325] R10: 00000000ffffe000 R11: 3fffffffffffffff R12: 0000000000000004
 4064 13:55:22.676295  [   55.771294] R13: ffffa1b4c147ff10 R14: ffffa1b4c147ff10 R15: ffff8cd944cdf000
 4065 13:55:22.686255  [   55.779264] FS:  00007f565e42e580(0000) GS:ffff8cd9bad00000(0000) knlGS:0000000000000000
 4066 13:55:22.692929  [   55.788301] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
 4067 13:55:22.699538  [   55.794720] CR2: ffff8cd942998140 CR3: 0000000104d8c006 CR4: 00000000003706e0
 4068 13:55:22.709448  [   55.802690] BUG: sleeping function called from invalid context at include/linux/percpu-rwsem.h:49
 4069 13:55:22.716060  [   55.812602] in_atomic(): 0, irqs_disabled(): 1, non_block: 0, pid: 1698, name: cat
 4070 13:55:22.722836  [   55.821059] INFO: lockdep is turned off.
 4071 13:55:22.726037  [   55.825434] irq event stamp: 0
 4072 13:55:22.732556  [   55.828839] hardirqs last  enabled at (0): [<0000000000000000>] 0x0
 4073 13:55:22.742513  [   55.835840] hardirqs last disabled at (0): [<ffffffffb4cf9f9c>] copy_process+0x63c/0x1c80
 4074 13:55:22.749277  [   55.844976] softirqs last  enabled at (0): [<ffffffffb4cf9f9c>] copy_process+0x63c/0x1c80
 4075 13:55:22.758977  [   55.854110] softirqs last disabled at (0): [<0000000000000000>] 0x0
 4076 13:55:22.765516  [   55.861110] CPU: 2 PID: 1698 Comm: cat Tainted: G      D W         5.10.129-cip12 #1
 4077 13:55:22.772266  [   55.869760] Hardware name: Google Rammus/Rammus, BIOS  09/04/2020
 4078 13:55:22.775641  [   55.876563] Call Trace:
 4079 13:55:22.778818  [   55.879290]  dump_stack+0x77/0x97
 4080 13:55:22.785569  [   55.882979]  ___might_sleep.cold+0xa6/0xb6
 4081 13:55:22.788908  [   55.887541]  exit_signals+0x1c/0x2d0
 4082 13:55:22.792138  [   55.891531]  do_exit+0xd5/0xb00
 4083 13:55:22.795637  [   55.895033]  ? ksys_write+0x68/0xe0
 4084 13:55:22.798650  [   55.898926]  rewind_stack_do_exit+0x17/0x20
 4085 13:55:22.805642  [   55.903593] RIP: 0033:0x7f565e356f33
 4086 13:55:22.825151  [   55.907582] Code: 8b 15 61 ef 0c 00 f7 d8 64 89 02 48 c7 c0 ff ff ff ff eb b7 0f 1f 00 64 8b 04 25 18 00 00 00 85 c0 75 14 b8 01 00 00 00 0f 05 <48> 3d 00 f0 ff ff 77 55 c3 0f 1f 40 00 48 83 ec 28 48 89 54 24 18
 4087 13:55:22.834888  [   55.928562] RSP: 002b:00007ffe665217e8 EFLAGS: 00000246 ORIG_RAX: 0000000000000001
 4088 13:55:22.841713  [   55.937017] RAX: ffffffffffffffda RBX: 000000000000000d RCX: 00007f565e356f33
 4089 13:55:22.848038  [   55.944985] RDX: 000000000000000d RSI: 00007f565e247000 RDI: 0000000000000001
 4090 13:55:22.858016  [   55.952955] RBP: 00007f565e247000 R08: 00007f565e246010 R09: 0000000000000000
 4091 13:55:22.864706  [   55.960925] R10: 00007f565e4511c0 R11: 0000000000000246 R12: 0000000000000001
 4092 13:55:22.874389  [   55.968895] R13: 0000000000000001 R14: 0000000000020000 R15: 0000000000020000
 4093 13:55:22.877881  00000 R09: 0000000000000000
 4094 13:55:22.884256  # [   52.848663] R10: 00000000ffffe000 R11: 3fffffffffffffff R12: 000000000000000b
 4095 13:55:22.890815  # [   52.856637] R13: ffffa1b4c1a5ff10 R14: ffffa1b4c1a5ff10 R15: ffff8cd942980000
 4096 13:55:22.900911  # [   52.870823] FS:  00007fed1b5b7580(0000) GS:ffff8cd9bad80000(0000) knlGS:0000000000000000
 4097 13:55:22.907451  # [   52.879865] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
 4098 13:55:22.917457  # [   52.886284] CR2: 00007fed1b3d0000 CR3: 00000001031d6003 CR4: 00000000003706e0
 4099 13:55:22.920618  # [   52.894256] Call Trace:
 4100 13:55:22.923992  # [   52.896991]  lkdtm_UNSET_SMEP.cold+0x1d/0x103
 4101 13:55:22.930645  # [   52.908073]  direct_entry.cold+0x2c/0x38
 4102 13:55:22.933779  # [   52.918668]  full_proxy_write+0x56/0x80
 4103 13:55:22.937231  # [   52.929166]  vfs_write+0xea/0x390
 4104 13:55:22.939943  # [   52.932867]  ksys_write+0x68/0xe0
 4105 13:55:22.946595  # [   52.942781]  do_syscall_64+0x33/0x40
 4106 13:55:22.950142  # [   52.946794]  entry_SYSCALL_64_after_hwframe+0x44/0xa9
 4107 13:55:22.956715  # [   52.952435] RIP: 0033:0x7fed1b4dff33
 4108 13:55:22.977010  # [   52.956427] Code: 8b 15 61 ef 0c 00 f7 d8 64 89 02 48 c7 c0 ff ff ff ff eb b7 0f 1f 00 64 8b 04 25 18 00 00 00 85 c0 75 14 b8 01 00 00 00 0f 05 <48> 3d 00 f0 ff ff 77 55 c3 0f 1f 40 00 48 83 ec 28 48 89 54 24 18
 4109 13:55:22.986565  # [   52.977413] RSP: 002b:00007ffee81cdd18 EFLAGS: 00000246 ORIG_RAX: 0000000000000001
 4110 13:55:22.993270  # [   52.985875] RAX: ffffffffffffffda RBX: 000000000000000b RCX: 00007fed1b4dff33
 4111 13:55:23.003068  # [   52.993879] RDX: 000000000000000b RSI: 00007fed1b3d0000 RDI: 0000000000000001
 4112 13:55:23.009518  # [   53.001850] RBP: 00007fed1b3d0000 R08: 00007fed1b3cf010 R09: 0000000000000000
 4113 13:55:23.019496  # [   53.009820] R10: 00007fed1b5da1c0 R11: 0000000000000246 R12: 0000000000000001
 4114 13:55:23.026094  # [   53.017793] R13: 0000000000000001 R14: 0000000000020000 R15: 0000000000020000
 4115 13:55:23.035894  # [   53.025767] irq event s[   56.131789] lkdtm: Performing direct entry EXEC_VMALLOC
 4116 13:55:23.036535  tamp: 0
 4117 13:55:23.045838  # [   53.029173] hardirqs last  enabled at (0): [<00000[   56.138140] lkdtm: attempting ok execution at ffffffffb54b1f00
 4118 13:55:23.049204  00000000000>] 0x0
 4119 13:55:23.059314  # [   53.036167] hardirqs last disabled at (0[   56.150875] lkdtm: attempting bad execution at ffffa1b4c062f000
 4120 13:55:23.065629  ): [<ffffffffb4cf9f9c>] copy_process+0x63c/0x1c80
 4121 13:55:23.075630  # [   53.0453[   56.163746] kernel tried to execute NX-protected page - exploit attempt? (uid: 0)
 4122 13:55:23.082041  [   56.178304] BUG: unable to handle page fault for address: ffffa1b4c062f000
 4123 13:55:23.089248  [   56.185983] #PF: supervisor instruction fetch in kernel mode
 4124 13:55:23.095220  [   56.192302] #PF: error_code(0x0011) - permissions violation
 4125 13:55:23.105065  [   56.198524] PGD 100000067 P4D 100000067 PUD 10020b067 PMD 105504067 PTE 800000010542e063
 4126 13:55:23.108472  [   56.207571] Oops: 0011 [#8] SMP PTI
 4127 13:55:23.115293  [   56.211462] CPU: 0 PID: 1734 Comm: cat Tainted: G      D W         5.10.129-cip12 #1
 4128 13:55:23.124974  [   56.220111] Hardware name: Google Rammus/Rammus, BIOS  09/04/2020
 4129 13:55:23.128333  [   56.226917] RIP: 0010:0xffffa1b4c062f000
 4130 13:55:23.135045  [   56.231285] Code: Unable to access opcode bytes at RIP 0xffffa1b4c062efd6.
 4131 13:55:23.142126  [   56.238955] RSP: 0018:ffffa1b4c2347e38 EFLAGS: 00010246
 4132 13:55:23.148231  [   56.244788] RAX: 0000000000000033 RBX: 0000000000000001 RCX: 0000000000000000
 4133 13:55:23.157984  [   56.252758] RDX: 0000000000000000 RSI: ffff8cd9bac1bf70 RDI: ffff8cd9bac1bf70
 4134 13:55:23.164624  [   56.260728] RBP: ffffa1b4c062f000 R08: 0000000000000000 R09: 0000000000000000
 4135 13:55:23.174498  [   56.268708] R10: 00000000ffffe000 R11: 3fffffffffffffff R12: 000000000000000d
 4136 13:55:23.181134  [   56.276679] R13: ffffa1b4c2347f10 R14: ffffa1b4c2347f10 R15: ffff8cd94542e000
 4137 13:55:23.191029  [   56.284658] FS:  00007fa048fd9580(0000) GS:ffff8cd9bac00000(0000) knlGS:0000000000000000
 4138 13:55:23.198056  [   56.293706] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
 4139 13:55:23.204212  [   56.300121] CR2: ffffa1b4c062efd6 CR3: 0000000104f20003 CR4: 00000000003706f0
 4140 13:55:23.207602  [   56.308091] Call Trace:
 4141 13:55:23.210921  [   56.310819]  ? execute_location+0x48/0x56
 4142 13:55:23.217658  [   56.315299]  ? lkdtm_EXEC_VMALLOC+0x20/0x30
 4143 13:55:23.220812  [   56.319957]  ? direct_entry.cold+0x2c/0x38
 4144 13:55:23.224488  [   56.324528]  ? full_proxy_write+0x56/0x80
 4145 13:55:23.230940  [   56.329004]  ? vfs_write+0xea/0x390
 4146 13:55:23.234058  [   56.332895]  ? ksys_write+0x68/0xe0
 4147 13:55:23.237353  [   56.336787]  ? do_syscall_64+0x33/0x40
 4148 13:55:23.244423  [   56.340971]  ? entry_SYSCALL_64_after_hwframe+0x44/0xa9
 4149 13:55:23.270745  [   56.346806] Modules linked in: fuse ip_tables cros_ec_sensors cros_ec_sensors_core industrialio_triggered_buffer kfifo_buf industrialio cros_ec_sysfs cros_ec_lightbar cros_ec_chardev cros_ec_debugfs cros_ec_sensorhub x86_pkg_temp_thermal cros_ec_dev cros_usbpd_notify
 4150 13:55:23.273575  [   56.373249] CR2: ffffa1b4c062f000
 4151 13:55:23.280291  [   56.376938] ---[ end trace 292ac93e28977051 ]---
 4152 13:55:23.283724  [   56.382092] RIP: 0010:lkdtm_BUG+0x5/0x10
 4153 13:55:23.303377  [   56.386469] Code: 5b a5 ff 48 c7 c0 ea ff ff ff eb e2 48 c7 c0 ea ff ff ff c3 48 c7 c0 f4 ff ff ff eb d1 cc cc cc cc cc cc cc cc 0f 1f 44 00 00 <0f> 0b 66 0f 1f 84 00 00 00 00 00 0f 1f 44 00 00 83 05 e0 19 70 02
 4154 13:55:23.309944  [   56.407455] RSP: 0018:ffffa1b4c147fe60 EFLAGS: 00010286
 4155 13:55:23.316633  [   56.413286] RAX: ffffffffb54b1b30 RBX: 0000000000000001 RCX: 0000000000000000
 4156 13:55:23.326712  [   56.421255] RDX: 0000000000000000 RSI: ffff8cd9bad1bf70 RDI: ffffffffb60d9a70
 4157 13:55:23.333157  [   56.429226] RBP: ffffffffb651b5e8 R08: 0000000000000001 R09: 0000000000000001
 4158 13:55:23.342831  [   56.437197] R10: 00000000ffffe000 R11: 3fffffffffffffff R12: 0000000000000004
 4159 13:55:23.349611  [   56.445165] R13: ffffa1b4c147ff10 R14: ffffa1b4c147ff10 R15: ffff8cd944cdf000
 4160 13:55:23.359346  [   56.453134] FS:  00007fa048fd9580(0000) GS:ffff8cd9bac00000(0000) knlGS:0000000000000000
 4161 13:55:23.366168  [   56.462173] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
 4162 13:55:23.372677  [   56.468588] CR2: ffffa1b4c062efd6 CR3: 0000000104f20003 CR4: 00000000003706f0
 4163 13:55:23.382489  07] softirqs last  enabled at (0): [<ffffffffb4cf9f9c>] copy_process+0x63c/0x1c80
 4164 13:55:23.389283  # [   53.054443] softirqs last disabled at (0): [<0000000000000000>] 0x0
 4165 13:55:23.392503  # [   53.061434] ---[ end trace 292ac93e2897704d ]---
 4166 13:55:23.399135  # [   53.066582] lkdtm: ok: SMEP did not get cleared
 4167 13:55:23.405563  # [   53.071662] lkdtm: trying to clear SMEP with call gadget
 4168 13:55:23.408959  # [   53.077594] lkdtm: ok: SMEP removal was reverted
 4169 13:55:23.415428  # UNSET_SMEP: saw 'pinned CR4 bits changed:': ok
 4170 13:55:23.418732  ok 14 selftests: lkdtm: UNSET_SMEP.sh
 4171 13:55:23.422151  # selftests: lkdtm: DOUBLE_FAULT.sh
 4172 13:55:23.428655  # [   53.165921] lkdtm: Performing direct entry DOUBLE_FAULT
 4173 13:55:23.435205  # [   53.175644] lkdtm: XFAIL: this test is ia32-only
 4174 13:55:23.438398  # DOUBLE_FAULT: saw 'XFAIL': [SKIP]
 4175 13:55:23.441620  ok 15 selftests: lkdtm: DOUBLE_FAULT.sh # SKIP
 4176 13:55:23.445085  # selftests: lkdtm: CORRUPT_PAC.sh
 4177 13:55:23.451821  # [   53.267646] lkdtm: Performing direct entry CORRUPT_PAC
 4178 13:55:23.458478  # [   53.273529] lkdtm: XFAIL: this test is arm64-only
 4179 13:55:23.461635  # CORRUPT_PAC: saw 'XFAIL': [SKIP]
 4180 13:55:23.464846  ok 16 selftests: lkdtm: CORRUPT_PAC.sh # SKIP
 4181 13:55:23.471493  # selftests: lkdtm: UNALIGNED_LOAD_STORE_WRITE.sh
 4182 13:55:23.478255  # [   53.405078] lkdtm: Performing direct entry UNALIGNED_LOAD_STORE_WRITE
 4183 13:55:23.484673  # [   53.416547] lkdtm: XFAIL: arch has CONFIG_HAVE_EFFICIENT_UNALIGNED_ACCESS
 4184 13:55:23.491300  # UNALIGNED_LOAD_STORE_WRITE: saw 'XFAIL': [SKIP]
 4185 13:55:23.498185  ok 17 selftests: lkdtm: UNALIGNED_LOAD_STORE_WRITE.sh # SKIP
 4186 13:55:23.504593  # selftests:[   56.598399] lkdtm: Performing direct entry EXEC_RODATA
 4187 13:55:23.507933   lkdtm: OVERWRITE_ALLOCATION.sh
 4188 13:55:23.514342  # Skipping OVERWRITE_ALLOCATION[   56.606705] lkdtm: attempting ok execution at ffffffffb54b1f00
 4189 13:55:23.517515  : Corrupts memory on failure
 4190 13:55:23.527631  ok 18 selftests: lkdtm: OVERWRITE_[   56.619437] lkdtm: attempting bad execution at ffffffffb60d9f00
 4191 13:55:23.530862  ALLOCATION.sh # SKIP
 4192 13:55:23.534060  # selftests: lkdtm: WRITE_AFTER_FREE.sh
 4193 13:55:23.544189  #[   56.632268] kernel tried to execute NX-protected page - exploit attempt? (uid: 0)
 4194 13:55:23.550769  [   56.646840] BUG: unable to handle page fault for address: ffffffffb60d9f00
 4195 13:55:23.557319  [   56.654520] #PF: supervisor instruction fetch in kernel mode
 4196 13:55:23.563791  [   56.660839] #PF: error_code(0x0011) - permissions violation
 4197 13:55:23.570592  [   56.667061] PGD 138229067 P4D 138229067 PUD 13822a063 PMD 8000000137c000e1 
 4198 13:55:23.573814  [   56.674841] Oops: 0011 [#9] SMP PTI
 4199 13:55:23.583491  [   56.678732] CPU: 1 PID: 1770 Comm: cat Tainted: G      D W         5.10.129-cip12 #1
 4200 13:55:23.590239  [   56.687382] Hardware name: Google Rammus/Rammus, BIOS  09/04/2020
 4201 13:55:23.596697  [   56.694189] RIP: 0010:lkdtm_rodata_do_nothing+0x0/0x10
 4202 13:55:23.603411   Skipping WRITE_AFTER_FREE: Corrupts memory on failure
 4203 13:55:23.623118  ok 19 se[   56.699926] Code: ff ff d9 a2 af b5 ff ff ff ff ca 05 4c b6 ff ff ff ff 8f 8a af b5 ff ff ff ff 55 aa 55 aa 00 00 00 00 00 00 00 00 00 00 00 00 <c3> 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 54 68 69 73 20 69
 4204 13:55:23.629704  [   56.727124] RSP: 0018:ffffa1b4c23ffe48 EFLAGS: 00010246
 4205 13:55:23.636480  [   56.732951] RAX: 0000000000000033 RBX: 0000000000000000 RCX: 0000000000000000
 4206 13:55:23.646381  [   56.740921] RDX: 0000000000000000 RSI: ffff8cd9bac9bf70 RDI: ffff8cd9bac9bf70
 4207 13:55:23.652971  [   56.748892] RBP: ffffffffb60d9f00 R08: 0000000000000000 R09: 0000000000000000
 4208 13:55:23.662782  [   56.756861] R10: 00000000ffffe000 R11: 3fffffffffffffff R12: 000000000000000c
 4209 13:55:23.669300  [   56.764830] R13: ffffa1b4c23fff10 R14: ffffa1b4c23fff10 R15: ffff8cd9438dc000
 4210 13:55:23.679240  [   56.772801] FS:  00007fad9706a580(0000) GS:ffff8cd9bac80000(0000) knlGS:0000000000000000
 4211 13:55:23.685668  [   56.781830] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
 4212 13:55:23.692248  [   56.788245] CR2: ffffffffb60d9f00 CR3: 0000000105cbc005 CR4: 00000000003706e0
 4213 13:55:23.695647  [   56.796214] Call Trace:
 4214 13:55:23.699023  [   56.798942]  ? execute_location+0x48/0x56
 4215 13:55:23.705486  lftests: lkdtm: WRITE_AFTER_FREE.sh # SKIP
 4216 13:55:23.711934  # selftests: lkdtm: [   56.803417]  ? direct_entry.cold+0x2c/0x38
 4217 13:55:23.715315  [   56.814204]  ? full_proxy_write+0x56/0x80
 4218 13:55:23.718757  [   56.818680]  ? vfs_write+0xea/0x390
 4219 13:55:23.721979  [   56.822593]  ? ksys_write+0x68/0xe0
 4220 13:55:23.728605  [   56.826484]  ? do_syscall_64+0x33/0x40
 4221 13:55:23.731779  [   56.830662]  ? entry_SYSCALL_64_after_hwframe+0x44/0xa9
 4222 13:55:23.735274  READ_AFTER_FREE.sh
 4223 13:55:23.764906  # [   53.585265] lkdtm: Performing direct en[   56.836497] Modules linked in: fuse ip_tables cros_ec_sensors cros_ec_sensors_core industrialio_triggered_buffer kfifo_buf industrialio cros_ec_sysfs cros_ec_lightbar cros_ec_chardev cros_ec_debugfs cros_ec_sensorhub x86_pkg_temp_thermal cros_ec_dev cros_usbpd_notify
 4224 13:55:23.768259  [   56.869140] CR2: ffffffffb60d9f00
 4225 13:55:23.774816  [   56.872836] ---[ end trace 292ac93e28977052 ]---
 4226 13:55:23.778286  [   56.877991] RIP: 0010:lkdtm_BUG+0x5/0x10
 4227 13:55:23.801182  [   56.882360] Code: 5b a5 ff 48 c7 c0 ea ff ff ff eb e2 48 c7 c0 ea ff ff ff c3 48 c7 c0 f4 ff ff ff eb d1 cc cc cc cc cc cc cc cc 0f 1f 44 00 00 <0f> 0b 66 0f 1f 84 00 00 00 00 00 0f 1f 44 00 00 83 05 e0 19 70 02
 4228 13:55:23.804562  [   56.903334] RSP: 0018:ffffa1b4c147fe60 EFLAGS: 00010286
 4229 13:55:23.814609  [   56.909168] RAX: ffffffffb54b1b30 RBX: 0000000000000001 RCX: 0000000000000000
 4230 13:55:23.821085  [   56.917137] RDX: 0000000000000000 RSI: ffff8cd9bad1bf70 RDI: ffffffffb60d9a70
 4231 13:55:23.831047  [   56.925106] RBP: ffffffffb651b5e8 R08: 0000000000000001 R09: 0000000000000001
 4232 13:55:23.837481  [   56.933076] R10: 00000000ffffe000 R11: 3fffffffffffffff R12: 0000000000000004
 4233 13:55:23.844088  [   56.941044] R13: ffffa1b4c147ff10 R14: ffffa1b4c147ff10 R15: ffff8cd944cdf000
 4234 13:55:23.854162  [   56.949014] FS:  00007fad9706a580(0000) GS:ffff8cd9bac80000(0000) knlGS:0000000000000000
 4235 13:55:23.860475  [   56.958053] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
 4236 13:55:23.870362  [   56.964470] CR2: ffffffffb60d9f00 CR3: 0000000105cbc005 CR4: 00000000003706e0
 4237 13:55:23.880607  [   56.972441] BUG: sleeping function called from invalid context at include/linux/percpu-rwsem.h:49
 4238 13:55:23.886866  [   56.982354] in_atomic(): 0, irqs_disabled(): 1, non_block: 0, pid: 1770, name: cat
 4239 13:55:23.890208  [   56.990811] INFO: lockdep is turned off.
 4240 13:55:23.896955  [   56.995187] irq event stamp: 0
 4241 13:55:23.903481  [   56.998594] hardirqs last  enabled at (0): [<0000000000000000>] 0x0
 4242 13:55:23.909880  [   57.005585] hardirqs last disabled at (0): [<ffffffffb4cf9f9c>] copy_process+0x63c/0x1c80
 4243 13:55:23.919889  [   57.014724] softirqs last  enabled at (0): [<ffffffffb4cf9f9c>] copy_process+0x63c/0x1c80
 4244 13:55:23.926524  [   57.023860] softirqs last disabled at (0): [<0000000000000000>] 0x0
 4245 13:55:23.936465  [   57.030862] CPU: 1 PID: 1770 Comm: cat Tainted: G      D W         5.10.129-cip12 #1
 4246 13:55:23.942994  [   57.039501] Hardware name: Google Rammus/Rammus, BIOS  09/04/2020
 4247 13:55:23.946317  [   57.046306] Call Trace:
 4248 13:55:23.949499  [   57.049035]  dump_stack+0x77/0x97
 4249 13:55:23.953024  try READ_AFTER_FREE
 4250 13:55:23.959483  # [   53.592013] lkdtm: Value in memory bef[   57.052734]  ___might_sleep.cold+0xa6/0xb6
 4251 13:55:23.962594  [   57.063517]  exit_signals+0x1c/0x2d0
 4252 13:55:23.965975  [   57.067504]  do_exit+0xd5/0xb00
 4253 13:55:23.972651  [   57.071007]  ? ksys_write+0x68/0xe0
 4254 13:55:23.976075  [   57.074889]  rewind_stack_do_exit+0x17/0x20
 4255 13:55:23.979310  [   57.079548] RIP: 0033:0x7fad96f92f33
 4256 13:55:24.002483  [   57.083537] Code: 8b 15 61 ef 0c 00 f7 d8 64 89 02 48 c7 c0 ff ff ff ff eb b7 0f 1f 00 64 8b 04 25 18 00 00 00 85 c0 75 14 b8 01 00 00 00 0f 05 <48> 3d 00 f0 ff ff 77 55 c3 0f 1f 40 00 48 83 ec 28 48 89 54 24 18
 4257 13:55:24.009072  [   57.104511] RSP: 002b:00007ffcaf0f8238 EFLAGS: 00000246 ORIG_RAX: 0000000000000001
 4258 13:55:24.018983  [   57.112967] RAX: ffffffffffffffda RBX: 000000000000000c RCX: 00007fad96f92f33
 4259 13:55:24.025521  [   57.120938] RDX: 000000000000000c RSI: 00007fad96e83000 RDI: 0000000000000001
 4260 13:55:24.032111  [   57.128908] RBP: 00007fad96e83000 R08: 00007fad96e82010 R09: 0000000000000000
 4261 13:55:24.041887  [   57.136878] R10: 00007fad9708d1c0 R11: 0000000000000246 R12: 0000000000000001
 4262 13:55:24.048409  [   57.144850] R13: 0000000000000001 R14: 0000000000020000 R15: 0000000000020000
 4263 13:55:24.051690  ore free: 12345678
 4264 13:55:24.058192  # [   53.597959] lkdtm: Attempting bad read from freed memory
 4265 13:55:24.061661  # [   53.603905] lkdtm: Memory was not poisoned
 4266 13:55:24.068250  # READ_AFTER_FREE: missing 'call trace:': [FAIL]
 4267 13:55:24.071607  not ok 20 selftests: lkdtm: READ_AFTER_FREE.sh # exit=1
 4268 13:55:24.078170  # selftests: lkdtm: WRITE_BUDDY_AFTER_FREE.sh
 4269 13:55:24.084729  # Skipping WRITE_BUDDY_AFTER_FREE: Corrupts memory on failure
 4270 13:55:24.088077  ok 21 selftests: lkdtm: WRITE_BUDDY_AFTER_FREE.sh # SKIP
 4271 13:55:24.094583  # selftests: lkdtm: READ_BUDDY_AFTER_FREE.sh
 4272 13:55:24.101223  # [   53.702407] lkdtm: Performing direct entry READ_BUDDY_AFTER_FREE
 4273 13:55:24.107771  # [   53.714697] lkdtm: Value in memory before free: 12345678
 4274 13:55:24.111116  # [   53.726862] lkdtm: Attempting to read from freed memory
 4275 13:55:24.117769  # [   53.738908] lkdtm: Buddy page was not poisoned
 4276 13:55:24.124303  # READ_BUDDY_AFTER_FREE: missing 'call trace:': [FAIL]
 4277 13:55:24.127798  not ok 22 selftests: lkdtm: READ_BUDDY_AFTER_FREE.sh # exit=1
 4278 13:55:24.134315  # selftests: lkdtm: SLAB_FREE_DOUBLE.sh
 4279 13:55:24.140417  # [   53.841377] lkdtm: Performing direct entry SLAB_FREE_DOUBLE
 4280 13:55:24.146992  # [   53.849528] lkdtm: Attempti[   57.241336] lkdtm: Performing direct entry EXEC_USERSPACE
 4281 13:55:24.153613  [   57.252077] lkdtm: attempting ok execution at ffffffffb54b1f00
 4282 13:55:24.160337  [   57.258602] lkdtm: attempting bad execution at 00007fd3306fe000
 4283 13:55:24.166772  [   57.265223] unable to execute userspace code (SMEP?) (uid: 0)
 4284 13:55:24.176708  [   57.271668] BUG: unable to handle page fault for address: 00007fd3306fe000
 4285 13:55:24.183419  [   57.279349] #PF: supervisor instruction fetch in kernel mode
 4286 13:55:24.186830  [   57.285669] #PF: error_code(0x0011) - permissions violation
 4287 13:55:24.196597  [   57.291891] PGD 8000000105c24067 P4D 8000000105c24067 PUD 103272067 PMD 1031a7067 PTE 114c5f067
 4288 13:55:24.199962  ng double slab free ...
 4289 13:55:24.206556  # SLAB_FREE_DOUBLE: missing 'call trace[   57.301614] Oops: 0011 [#10] SMP PTI
 4290 13:55:24.216312  [   57.311817] CPU: 3 PID: 1806 Comm: cat Tainted: G      D W         5.10.129-cip12 #1
 4291 13:55:24.222776  [   57.320469] Hardware name: Google Rammus/Rammus, BIOS  09/04/2020
 4292 13:55:24.226377  [   57.327276] RIP: 0010:0x7fd3306fe000
 4293 13:55:24.236085  [   57.331264] Code: Unable to access opcode bytes at RIP 0x7fd3306fdfd6.
 4294 13:55:24.239365  [   57.338554] RSP: 0018:ffffa1b4c24a7e50 EFLAGS: 00010246
 4295 13:55:24.249284  [   57.344388] RAX: 0000000000000033 RBX: 0000000000000024 RCX: 0000000000000000
 4296 13:55:24.255824  [   57.352357] RDX: 0000000000000000 RSI: ffff8cd9bad9bf70 RDI: ffff8cd9bad9bf70
 4297 13:55:24.265847  [   57.360326] RBP: 00007fd3306fe000 R08: 0000000000000000 R09: 0000000000000000
 4298 13:55:24.272346  [   57.368297] R10: 00000000ffffe000 R11: 3fffffffffffffff R12: 000000000000000f
 4299 13:55:24.278972  [   57.376265] R13: ffffa1b4c24a7f10 R14: ffffa1b4c24a7f10 R15: ffff8cd945442000
 4300 13:55:24.288859  [   57.384236] FS:  00007fd3306cf580(0000) GS:ffff8cd9bad80000(0000) knlGS:0000000000000000
 4301 13:55:24.295706  [   57.393274] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
 4302 13:55:24.305527  [   57.399688] CR2: 00007fd3306fe000 CR3: 00000001027c0005 CR4: 00000000003706e0
 4303 13:55:24.305618  [   57.407669] Call Trace:
 4304 13:55:24.312017  [   57.410397]  ? lkdtm_EXEC_USERSPACE.cold+0x69/0xae
 4305 13:55:24.315437  [   57.415746]  ? direct_entry.cold+0x2c/0x38
 4306 13:55:24.321856  [   57.420320]  ? full_proxy_write+0x56/0x80
 4307 13:55:24.325242  [   57.424794]  ? vfs_write+0xea/0x390
 4308 13:55:24.328484  [   57.428686]  ? ksys_write+0x68/0xe0
 4309 13:55:24.331769  [   57.432569]  ? do_syscall_64+0x33/0x40
 4310 13:55:24.338186  [   57.436752]  ? entry_SYSCALL_64_after_hwframe+0x44/0xa9
 4311 13:55:24.364660  [   57.442586] Modules linked in: fuse ip_tables cros_ec_sensors cros_ec_sensors_core industrialio_triggered_buffer kfifo_buf industrialio cros_ec_sysfs cros_ec_lightbar cros_ec_chardev cros_ec_debugfs cros_ec_sensorhub x86_pkg_temp_thermal cros_ec_dev cros_usbpd_notify
 4312 13:55:24.367887  :': [FAIL]
 4313 13:55:24.374505  not ok 23 selftests: lkdtm: SLAB_FREE_DOUBLE.sh # ex[   57.469043] CR2: 00007fd3306fe000
 4314 13:55:24.381229  [   57.478954] ---[ end trace 292ac93e28977053 ]---
 4315 13:55:24.384619  [   57.484110] RIP: 0010:lkdtm_BUG+0x5/0x10
 4316 13:55:24.404184  [   57.488479] Code: 5b a5 ff 48 c7 c0 ea ff ff ff eb e2 48 c7 c0 ea ff ff ff c3 48 c7 c0 f4 ff ff ff eb d1 cc cc cc cc cc cc cc cc 0f 1f 44 00 00 <0f> 0b 66 0f 1f 84 00 00 00 00 00 0f 1f 44 00 00 83 05 e0 19 70 02
 4317 13:55:24.410842  [   57.509461] RSP: 0018:ffffa1b4c147fe60 EFLAGS: 00010286
 4318 13:55:24.420757  [   57.515294] RAX: ffffffffb54b1b30 RBX: 0000000000000001 RCX: 0000000000000000
 4319 13:55:24.427345  [   57.523263] RDX: 0000000000000000 RSI: ffff8cd9bad1bf70 RDI: ffffffffb60d9a70
 4320 13:55:24.433834  [   57.531232] RBP: ffffffffb651b5e8 R08: 0000000000000001 R09: 0000000000000001
 4321 13:55:24.444101  [   57.539200] R10: 00000000ffffe000 R11: 3fffffffffffffff R12: 0000000000000004
 4322 13:55:24.450529  [   57.547169] R13: ffffa1b4c147ff10 R14: ffffa1b4c147ff10 R15: ffff8cd944cdf000
 4323 13:55:24.460358  [   57.555139] FS:  00007fd3306cf580(0000) GS:ffff8cd9bad80000(0000) knlGS:0000000000000000
 4324 13:55:24.467090  [   57.564175] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
 4325 13:55:24.473488  [   57.570590] CR2: 00007fd3306fe000 CR3: 00000001027c0005 CR4: 00000000003706e0
 4326 13:55:24.476854  it=1
 4327 13:55:24.480068  # selftests: lkdtm: SLAB_FREE_CROSS.sh
 4328 13:55:24.486878  # [   53.953238] lkdtm: Performing direct entry SLAB_FREE_CROSS
 4329 13:55:24.490107  # [   53.960535] lkdtm: Attempting cross-cache slab free ...
 4330 13:55:24.496729  # SLAB_FREE_CROSS: missing 'call trace:': [FAIL]
 4331 13:55:24.503386  not ok 24 selftests: lkdtm: SLAB_FREE_CROSS.sh # exit=1
 4332 13:55:24.506739  # selftests: lkdtm: SLAB_FREE_PAGE.sh
 4333 13:55:24.513127  # [   54.100579] lkdtm: Performing direct entry SLAB_FREE_PAGE
 4334 13:55:24.516355  # [   54.109216] lkdtm: Attempting non-Slab slab free ...
 4335 13:55:24.523272  # SLAB_FREE_PAGE: missing 'call trace:': [FAIL]
 4336 13:55:24.526524  not ok 25 selftests: lkdtm: SLAB_FREE_PAGE.sh # exit=1
 4337 13:55:24.529820  # selftests: lkdtm: SOFTLOCKUP.sh
 4338 13:55:24.536193  # Skipping SOFTLOCKUP: Hangs the system
 4339 13:55:24.539639  ok 26 selftests: lkdtm: SOFTLOCKUP.sh # SKIP
 4340 13:55:24.543093  # selftests: lkdtm: HARDLOCKUP.sh
 4341 13:55:24.546234  # Skipping HARDLOCKUP: Hangs the system
 4342 13:55:24.552893  ok 27 selftests: lkdtm: HARDLOCKUP.sh # SKIP
 4343 13:55:24.556188  # selftests: lkdtm: SPINLOCKUP.sh
 4344 13:55:24.559669  # Skipping SPINLOCKUP: Hangs the system
 4345 13:55:24.562826  ok 28 selftests: lkdtm: SPINLOCKUP.sh # SKIP
 4346 13:55:24.566054  # selftests: lkdtm: HUNG_TASK.sh
 4347 13:55:24.569329  # Skipping HUNG_TASK: Hangs the system
 4348 13:55:24.575861  ok 29 selftests: lkdtm: HUNG_TASK.sh # SKIP
 4349 13:55:24.579109  # selftests: lkdtm: EXEC_DATA.sh
 4350 13:55:24.579194  # Killed
 4351 13:55:24.585861  # [   54.358[   57.683718] lkdtm: Performing direct entry EXEC_NULL
 4352 13:55:24.589378  759] lkdtm: Performing direct entry EXEC_DATA
 4353 13:55:24.599164  # [   54.368957] [   57.689910] lkdtm: attempting ok execution at ffffffffb54b1f00
 4354 13:55:24.602655  lkdtm: attempting ok execution at ffffffffb54b1f00
 4355 13:55:24.612370  # [   54.375[   57.702640] lkdtm: attempting bad execution at 0000000000000000
 4356 13:55:24.618847  483] lkdtm: attempting bad execution at ffffffffb7bb3560
 4357 13:55:24.625833  # [   [   57.715470] BUG: kernel NULL pointer dereference, address: 0000000000000000
 4358 13:55:24.632198  [   57.729459] #PF: supervisor instruction fetch in kernel mode
 4359 13:55:24.638739  [   57.735770] #PF: error_code(0x0010) - not-present page
 4360 13:55:24.642101  [   57.741506] PGD 0 P4D 0 
 4361 13:55:24.645530  [   57.744322] Oops: 0010 [#11] SMP PTI
 4362 13:55:24.652051  [   57.748311] CPU: 1 PID: 1842 Comm: cat Tainted: G      D W         5.10.129-cip12 #1
 4363 13:55:24.658587  [   57.756961] Hardware name: Google Rammus/Rammus, BIOS  09/04/2020
 4364 13:55:24.662021  [   57.763767] RIP: 0010:0x0
 4365 13:55:24.671839  [   57.766702] Code: Unable to access opcode bytes at RIP 0xffffffffffffffd6.
 4366 13:55:24.681713  54.382111] kernel tried to execute NX-protected page - exploit a[   57.774388] RSP: 0018:ffffa1b4c2547e48 EFLAGS: 00010246
 4367 13:55:24.691610  [   57.786437] RAX: 0000000000000033 RBX: 0000000000000000 RCX: 0000000000000000
 4368 13:55:24.698357  [   57.794406] RDX: 0000000000000000 RSI: ffff8cd9bac9bf70 RDI: ffff8cd9bac9bf70
 4369 13:55:24.708013  [   57.802375] RBP: 0000000000000000 R08: 0000000000000000 R09: 0000000000000000
 4370 13:55:24.714891  [   57.810344] R10: 00000000ffffe000 R11: 3fffffffffffffff R12: 000000000000000a
 4371 13:55:24.721274  [   57.818314] R13: ffffa1b4c2547f10 R14: ffffa1b4c2547f10 R15: ffff8cd945cc9000
 4372 13:55:24.731280  [   57.826284] FS:  00007fa45ef58580(0000) GS:ffff8cd9bac80000(0000) knlGS:0000000000000000
 4373 13:55:24.738014  [   57.835323] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
 4374 13:55:24.744685  [   57.841738] CR2: ffffffffffffffd6 CR3: 00000001027ec004 CR4: 00000000003706e0
 4375 13:55:24.747930  [   57.849707] Call Trace:
 4376 13:55:24.754345  [   57.852437]  execute_location+0x48/0x56
 4377 13:55:24.754439  ttempt? (uid: 0)
 4378 13:55:24.764201  # [   54.390479] BUG: unable to handle page fa[   57.856720]  direct_entry.cold+0x2c/0x38
 4379 13:55:24.767691  [   57.867311]  full_proxy_write+0x56/0x80
 4380 13:55:24.770849  ult for address: ffffffffb7bb3560
 4381 13:55:24.777590  # [   54.398157] #PF: supervi[   57.871594]  vfs_write+0xea/0x390
 4382 13:55:24.780805  [   57.881503]  ksys_write+0x68/0xe0
 4383 13:55:24.784227  [   57.885201]  do_syscall_64+0x33/0x40
 4384 13:55:24.790931  [   57.889183]  entry_SYSCALL_64_after_hwframe+0x44/0xa9
 4385 13:55:24.794350  [   57.894822] RIP: 0033:0x7fa45ee80f33
 4386 13:55:24.817569  [   57.898810] Code: 8b 15 61 ef 0c 00 f7 d8 64 89 02 48 c7 c0 ff ff ff ff eb b7 0f 1f 00 64 8b 04 25 18 00 00 00 85 c0 75 14 b8 01 00 00 00 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 13:55:24.824020  [   57.919795] RSP: 002b:00007ffc1c43c458 EFLAGS: 00000246 ORIG_RAX: 0000000000000001
 4388 13:55:24.833899  [   57.928252] RAX: ffffffffffffffda RBX: 000000000000000a RCX: 00007fa45ee80f33
 4389 13:55:24.840629  [   57.936222] RDX: 000000000000000a RSI: 00007fa45ed71000 RDI: 0000000000000001
 4390 13:55:24.847684  [   57.944192] RBP: 00007fa45ed71000 R08: 00007fa45ed70010 R09: 0000000000000000
 4391 13:55:24.857305  [   57.952162] R10: 00007fa45ef7b1c0 R11: 0000000000000246 R12: 0000000000000001
 4392 13:55:24.863782  [   57.960132] R13: 0000000000000001 R14: 0000000000020000 R15: 0000000000020000
 4393 13:55:24.867190  sor instruction fetch in kernel mode
 4394 13:55:24.896656  # [   54.404475] #PF: erro[   57.968105] Modules linked in: fuse ip_tables cros_ec_sensors cros_ec_sensors_core industrialio_triggered_buffer kfifo_buf industrialio cros_ec_sysfs cros_ec_lightbar cros_ec_chardev cros_ec_debugfs cros_ec_sensorhub x86_pkg_temp_thermal cros_ec_dev cros_usbpd_notify
 4395 13:55:24.899962  [   58.000749] CR2: 0000000000000000
 4396 13:55:24.906762  [   58.004447] ---[ end trace 292ac93e28977054 ]---
 4397 13:55:24.910100  [   58.009595] RIP: 0010:lkdtm_BUG+0x5/0x10
 4398 13:55:24.932973  [   58.013971] Code: 5b a5 ff 48 c7 c0 ea ff ff ff eb e2 48 c7 c0 ea ff ff ff c3 48 c7 c0 f4 ff ff ff eb d1 cc cc cc cc cc cc cc cc 0f 1f 44 00 00 <0f> 0b 66 0f 1f 84 00 00 00 00 00 0f 1f 44 00 00 83 05 e0 19 70 02
 4399 13:55:24.936374  [   58.034954] RSP: 0018:ffffa1b4c147fe60 EFLAGS: 00010286
 4400 13:55:24.946470  [   58.040787] RAX: ffffffffb54b1b30 RBX: 0000000000000001 RCX: 0000000000000000
 4401 13:55:24.952748  [   58.048758] RDX: 0000000000000000 RSI: ffff8cd9bad1bf70 RDI: ffffffffb60d9a70
 4402 13:55:24.962827  [   58.056728] RBP: ffffffffb651b5e8 R08: 0000000000000001 R09: 0000000000000001
 4403 13:55:24.969348  [   58.064713] R10: 00000000ffffe000 R11: 3fffffffffffffff R12: 0000000000000004
 4404 13:55:24.976098  [   58.072682] R13: ffffa1b4c147ff10 R14: ffffa1b4c147ff10 R15: ffff8cd944cdf000
 4405 13:55:24.985967  [   58.080672] FS:  00007fa45ef58580(0000) GS:ffff8cd9bac80000(0000) knlGS:0000000000000000
 4406 13:55:24.992632  [   58.089718] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
 4407 13:55:24.999260  [   58.096134] CR2: ffffffffffffffd6 CR3: 00000001027ec004 CR4: 00000000003706e0
 4408 13:55:25.009092  [   58.104104] BUG: sleeping function called from invalid context at include/linux/percpu-rwsem.h:49
 4409 13:55:25.018899  [   58.114017] in_atomic(): 0, irqs_disabled(): 1, non_block: 0, pid: 1842, name: cat
 4410 13:55:25.022201  [   58.122472] INFO: lockdep is turned off.
 4411 13:55:25.025524  [   58.126848] irq event stamp: 0
 4412 13:55:25.035441  [   58.130252] hardirqs last  enabled at (0): [<0000000000000000>] 0x0
 4413 13:55:25.042029  [   58.137252] hardirqs last disabled at (0): [<ffffffffb4cf9f9c>] copy_process+0x63c/0x1c80
 4414 13:55:25.051750  [   58.146390] softirqs last  enabled at (0): [<ffffffffb4cf9f9c>] copy_process+0x63c/0x1c80
 4415 13:55:25.058612  [   58.155525] softirqs last disabled at (0): [<0000000000000000>] 0x0
 4416 13:55:25.068281  [   58.162525] CPU: 1 PID: 1842 Comm: cat Tainted: G      D W         5.10.129-cip12 #1
 4417 13:55:25.074903  [   58.171175] Hardware name: Google Rammus/Rammus, BIOS  09/04/2020
 4418 13:55:25.078361  [   58.177980] Call Trace:
 4419 13:55:25.081359  [   58.180715]  dump_stack+0x77/0x97
 4420 13:55:25.084711  r_code(0x0011) - permissions violation
 4421 13:55:25.091368  # [   54.410708] PGD 138[   58.184414]  ___might_sleep.cold+0xa6/0xb6
 4422 13:55:25.094652  [   58.195200]  exit_signals+0x1c/0x2d0
 4423 13:55:25.098041  [   58.199188]  do_exit+0xd5/0xb00
 4424 13:55:25.104263  [   58.202709]  ? ksys_write+0x68/0xe0
 4425 13:55:25.107570  [   58.206602]  rewind_stack_do_exit+0x17/0x20
 4426 13:55:25.110981  [   58.211271] RIP: 0033:0x7fa45ee80f33
 4427 13:55:25.134020  [   58.215250] Code: 8b 15 61 ef 0c 00 f7 d8 64 89 02 48 c7 c0 ff ff ff ff eb b7 0f 1f 00 64 8b 04 25 18 00 00 00 85 c0 75 14 b8 01 00 00 00 0f 05 <48> 3d 00 f0 ff ff 77 55 c3 0f 1f 40 00 48 83 ec 28 48 89 54 24 18
 4428 13:55:25.140665  [   58.236235] RSP: 002b:00007ffc1c43c458 EFLAGS: 00000246 ORIG_RAX: 0000000000000001
 4429 13:55:25.150342  [   58.244704] RAX: ffffffffffffffda RBX: 000000000000000a RCX: 00007fa45ee80f33
 4430 13:55:25.153823  229067 P4D 138229067 PUD 13822a063 PMD 80000001396000e3 
 4431 13:55:25.163794  # [   [   58.252680] RDX: 000000000000000a RSI: 00007fa45ed71000 RDI: 0000000000000001
 4432 13:55:25.170189  [   58.266864] RBP: 00007fa45ed71000 R08: 00007fa45ed70010 R09: 0000000000000000
 4433 13:55:25.180544  [   58.274833] R10: 00007fa45ef7b1c0 R11: 0000000000000246 R12: 0000000000000001
 4434 13:55:25.186939  [   58.282801] R13: 0000000000000001 R14: 0000000000020000 R15: 0000000000020000
 4435 13:55:25.190126  54.418484] Oops: 0011 [#5] SMP PTI
 4436 13:55:25.200248  # [   54.422376] CPU: 3 PID: 1626 Comm: cat Tainted: G      D W         5.10.129-cip12 #1
 4437 13:55:25.206946  # [   54.431017] Hardware name: Google Rammus/Rammus, BIOS  09/04/2020
 4438 13:55:25.209880  # [   54.437823] RIP: 0010:data_area+0x0/0x40
 4439 13:55:25.233116  # [   54.442200] Code: ff ff 00 a2 4b 44 d9 8c ff ff 00 a1 4b 44 d9 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 66 2e 0f 1f 84 00 00 00 00 00 0f 1f 44 00 00 55
 4440 13:55:25.239667  # [   54.463176] RSP: 0018:ffffa1b4c2197e48 EFLAGS: 00010246
 4441 13:55:25.246440  # [   54.469010] RAX: 0000000000000033 RBX: 0000000000000001 RCX: 0000000000000000
 4442 13:55:25.256288  # [   54.476979] RDX: 0000000000000000 RSI: ffff8cd9bad9bf70 RDI: ffff8cd9bad9bf70
 4443 13:55:25.263105  # [   54.484948] RBP: ffffffffb7bb3560 R08: 0000000000000000 R09: 0000000000000000
 4444 13:55:25.269437  # [   54.492916] R10: 00000000ffffe000 R11: 3fffffffffffffff R12: 000000000000000a
 4445 13:55:25.279529  # [   54.500886] R13: ffffa1b4c2197f10 R14: ffffa1b4c2197f10 R15: ffff8cd944f21000
 4446 13:55:25.286097  # [   54.50885[   58.380710] lkdtm: Performing direct entry ACCESS_USERSPACE
 4447 13:55:25.299275  6] FS:  00007f0040db6580(0000) GS:ffff8cd9bad80000(0000) knlGS:0[   58.390261] lkdtm: attempting bad read at 00007f6980ddf000
 4448 13:55:25.299766  000000000000000
 4449 13:55:25.312302  # [   54.517895] CS:  0010 DS: 0000 ES: 0000 CR[   58.402617] BUG: unable to handle page fault for address: 00007f6980ddf000
 4450 13:55:25.318742  [   58.416490] #PF: supervisor read access in kernel mode
 4451 13:55:25.325339  [   58.422227] #PF: error_code(0x0001) - permissions violation
 4452 13:55:25.325421  0:[ 0000000080050033
 4453 13:55:25.341840  # [   54.524309] CR2: ffffffffb7bb3560 CR3:   58.428449] PGD 8000000104f85067 P4D 8000000104f85067 PUD 1027d0067 PMD 104cda067 PTE 1142b9067
 4454 13:55:25.344950  [   58.444390] Oops: 0001 [#12] SMP PTI
 4455 13:55:25.351560  [   58.448380] CPU: 1 PID: 1877 Comm: cat Tainted: G      D W         5.10.129-cip12 #1
 4456 13:55:25.361510  [   58.457033] Hardware name: Google Rammus/Rammus, BIOS  09/04/2020
 4457 13:55:25.364944  [   58.463839] RIP: 0010:lkdtm_ACCESS_USERSPACE.cold+0x3d/0x9f
 4458 13:55:25.371416   000000010560a005 CR4: 00000000003706e0
 4459 13:55:25.394777  # [   54.532278] Call T[   58.470063] Code: 2b 04 25 28 00 00 00 75 60 48 83 c4 10 5d c3 48 89 ee 48 c7 c7 e8 12 4c b6 e8 73 9d fd ff 48 c7 c7 10 13 4c b6 b8 de c0 de c0 <48> 03 45 00 48 89 04 24 e8 5a 9d fd ff 48 89 ee 48 c7 c7 38 13 4c
 4460 13:55:25.397915  [   58.497260] RSP: 0018:ffffa1b4c25afe48 EFLAGS: 00010246
 4461 13:55:25.407762  [   58.503093] RAX: 00000000c0dec0de RBX: 0000000000000026 RCX: 0000000000000000
 4462 13:55:25.414451  [   58.511060] RDX: 0000000000000000 RSI: ffff8cd9bac9bf70 RDI: ffffffffb64c1310
 4463 13:55:25.424298  [   58.519030] RBP: 00007f6980ddf000 R08: 0000000000000000 R09: 0000000000000000
 4464 13:55:25.430838  [   58.526998] R10: 00000000ffffe000 R11: 3fffffffffffffff R12: 0000000000000011
 4465 13:55:25.437692  [   58.534967] R13: ffffa1b4c25aff10 R14: ffffa1b4c25aff10 R15: ffff8cd9431a0000
 4466 13:55:25.447671  [   58.542935] FS:  00007f6980db0580(0000) GS:ffff8cd9bac80000(0000) knlGS:0000000000000000
 4467 13:55:25.454129  [   58.551972] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
 4468 13:55:25.463931  [   58.558385] CR2: 00007f6980ddf000 CR3: 00000001027fc003 CR4: 00000000003706e0
 4469 13:55:25.464022  [   58.566352] Call Trace:
 4470 13:55:25.470520  [   58.569080]  direct_entry.cold+0x2c/0x38
 4471 13:55:25.470603  race:
 4472 13:55:25.473908  # [   54.535007]  ? execute_location+0x48/0x56
 4473 13:55:25.480576  # [   54.[   58.573458]  full_proxy_write+0x56/0x80
 4474 13:55:25.483767  [   58.583947]  vfs_write+0xea/0x390
 4475 13:55:25.487198  [   58.587662]  ksys_write+0x68/0xe0
 4476 13:55:25.490693  [   58.591351]  do_syscall_64+0x33/0x40
 4477 13:55:25.497105  [   58.595340]  entry_SYSCALL_64_after_hwframe+0x44/0xa9
 4478 13:55:25.500464  [   58.600971] RIP: 0033:0x7f6980cd8f33
 4479 13:55:25.523377  [   58.604959] Code: 8b 15 61 ef 0c 00 f7 d8 64 89 02 48 c7 c0 ff ff ff ff eb b7 0f 1f 00 64 8b 04 25 18 00 00 00 85 c0 75 14 b8 01 00 00 00 0f 05 <48> 3d 00 f0 ff ff 77 55 c3 0f 1f 40 00 48 83 ec 28 48 89 54 24 18
 4480 13:55:25.530071  [   58.625940] RSP: 002b:00007fff0d9276d8 EFLAGS: 00000246 ORIG_RAX: 0000000000000001
 4481 13:55:25.539943  [   58.634396] RAX: ffffffffffffffda RBX: 0000000000000011 RCX: 00007f6980cd8f33
 4482 13:55:25.546484  [   58.642366] RDX: 0000000000000011 RSI: 00007f6980bc9000 RDI: 0000000000000001
 4483 13:55:25.553147  [   58.650334] RBP: 00007f6980bc9000 R08: 00007f6980bc8010 R09: 0000000000000000
 4484 13:55:25.563143  [   58.658300] R10: 00007f6980dd31c0 R11: 0000000000000246 R12: 0000000000000001
 4485 13:55:25.569711  [   58.666267] R13: 0000000000000001 R14: 0000000000020000 R15: 0000000000020000
 4486 13:55:25.572962  539482]  ? direct_entry.cold+0x2c/0x38
 4487 13:55:25.602700  # [   54.544055]  ? full[   58.674237] Modules linked in: fuse ip_tables cros_ec_sensors cros_ec_sensors_core industrialio_triggered_buffer kfifo_buf industrialio cros_ec_sysfs cros_ec_lightbar cros_ec_chardev cros_ec_debugfs cros_ec_sensorhub x86_pkg_temp_thermal cros_ec_dev cros_usbpd_notify
 4488 13:55:25.605846  [   58.706876] CR2: 00007f6980ddf000
 4489 13:55:25.612625  [   58.710573] ---[ end trace 292ac93e28977055 ]---
 4490 13:55:25.615796  [   58.715727] RIP: 0010:lkdtm_BUG+0x5/0x10
 4491 13:55:25.635813  [   58.720103] Code: 5b a5 ff 48 c7 c0 ea ff ff ff eb e2 48 c7 c0 ea ff ff ff c3 48 c7 c0 f4 ff ff ff eb d1 cc cc cc cc cc cc cc cc 0f 1f 44 00 00 <0f> 0b 66 0f 1f 84 00 00 00 00 00 0f 1f 44 00 00 83 05 e0 19 70 02
 4492 13:55:25.642458  [   58.741077] RSP: 0018:ffffa1b4c147fe60 EFLAGS: 00010286
 4493 13:55:25.652332  [   58.746910] RAX: ffffffffb54b1b30 RBX: 0000000000000001 RCX: 0000000000000000
 4494 13:55:25.658836  [   58.754877] RDX: 0000000000000000 RSI: ffff8cd9bad1bf70 RDI: ffffffffb60d9a70
 4495 13:55:25.665727  [   58.762847] RBP: ffffffffb651b5e8 R08: 0000000000000001 R09: 0000000000000001
 4496 13:55:25.675704  [   58.770816] R10: 00000000ffffe000 R11: 3fffffffffffffff R12: 0000000000000004
 4497 13:55:25.681810  [   58.778784] R13: ffffa1b4c147ff10 R14: ffffa1b4c147ff10 R15: ffff8cd944cdf000
 4498 13:55:25.691946  [   58.786753] FS:  00007f6980db0580(0000) GS:ffff8cd9bac80000(0000) knlGS:0000000000000000
 4499 13:55:25.698213  [   58.795790] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
 4500 13:55:25.704698  [   58.802204] CR2: 00007f6980ddf000 CR3: 00000001027fc003 CR4: 00000000003706e0
 4501 13:55:25.708073  _proxy_write+0x56/0x80
 4502 13:55:25.711338  # [   54.548529]  ? vfs_write+0xea/0x390
 4503 13:55:25.717821  # [   54.552419]  ? ksys_write+0x68/0xe0
 4504 13:55:25.721151  # [   54.556310]  ? do_syscall_64+0x33/0x40
 4505 13:55:25.727669  # [   54.560494]  ? entry_SYSCALL_64_after_hwframe+0x44/0xa9
 4506 13:55:25.754172  # [   54.566320] Modules linked in: fuse ip_tables cros_ec_sensors cros_ec_sensors_core industrialio_triggered_buffer kfifo_buf industrialio cros_ec_sysfs cros_ec_lightbar cros_ec_chardev cros_ec_debugfs cros_ec_sensorhub x86_pkg_temp_thermal cros_ec_dev cros_usbpd_notify
 4507 13:55:25.757428  # [   54.592783] CR2: ffffffffb7bb3560
 4508 13:55:25.764057  # [   54.596479] ---[ end trace 292ac93e2897704e ]---
 4509 13:55:25.767230  # [   54.601633] RIP: 0010:lkdtm_BUG+0x5/0x10
 4510 13:55:25.790451  # [   54.606034] Code: 5b a5 ff 48 c7 c0 ea ff ff ff eb e2 48 c7 c0 ea ff ff ff c3 48 c7 c0 f4 ff ff ff eb d1 cc cc cc cc cc cc cc cc 0f 1f 44 00 00 <0f> 0b 66 0f 1f 84 00 00 00 00 00 0f 1f 44 00 00 83 05 e0 19 70 02
 4511 13:55:25.793587  # [   54.627019] RSP: 0018:ffffa1b4c147fe60 EFLAGS: 00010286
 4512 13:55:25.803591  # [   54.632852] RAX: ffffffffb54b1b30 RBX: 0000000000000001 RCX: 0000000000000000
 4513 13:55:25.810357  # [   54.640822] RDX: 0000000000000000 RSI: ffff8cd9bad1bf70 RDI: ffffffffb60d9a70
 4514 13:55:25.816995  # [   54.[   58.915109] lkdtm: Performing direct entry ACCESS_NULL
 4515 13:55:25.830042  648790] RBP: ffffffffb651b5e8 R08: 0000000000000001 R09: 0000000[   58.921588] lkdtm: attempting bad read at 0000000000000000
 4516 13:55:25.830221  000000001
 4517 13:55:25.843405  # [   54.656760] R10: 00000000ffffe000 R11: 3ffffffff[   58.933973] BUG: kernel NULL pointer dereference, address: 0000000000000000
 4518 13:55:25.849885  [   58.947911] #PF: supervisor read access in kernel mode
 4519 13:55:25.856632  [   58.953638] #PF: error_code(0x0000) - not-present page
 4520 13:55:25.859878  [   58.959374] PGD 0 P4D 0 
 4521 13:55:25.863340  [   58.962190] Oops: 0000 [#13] SMP PTI
 4522 13:55:25.869921  [   58.966179] CPU: 0 PID: 1912 Comm: cat Tainted: G      D W         5.10.129-cip12 #1
 4523 13:55:25.876378  [   58.974830] Hardware name: Google Rammus/Rammus, BIOS  09/04/2020
 4524 13:55:25.883101  [   58.981638] RIP: 0010:lkdtm_ACCESS_NULL+0x14/0x53
 4525 13:55:25.903125  [   58.986894] Code: 17 9d fd ff be 00 10 00 00 48 89 ef e8 74 bb 3f ff e9 6d ff ff ff 0f 1f 44 00 00 53 31 f6 48 c7 c7 e8 12 4c b6 e8 f1 9c fd ff <48> 8b 1c 25 00 00 00 00 b8 de c0 de c0 48 c7 c7 10 13 4c b6 48 01
 4526 13:55:25.909472  [   59.007880] RSP: 0018:ffffa1b4c263fe58 EFLAGS: 00010246
 4527 13:55:25.919620  [   59.013705] RAX: 000000000000002e RBX: 0000000000000027 RCX: 0000000000000000
 4528 13:55:25.926129  [   59.021676] RDX: 0000000000000000 RSI: ffff8cd9bac1bf70 RDI: ffff8cd9bac1bf70
 4529 13:55:25.932911  [   59.029645] RBP: ffffffffb64c03d9 R08: 0000000000000000 R09: 0000000000000000
 4530 13:55:25.942663  [   59.037614] R10: 00000000ffffe000 R11: 3fffffffffffffff R12: 000000000000000c
 4531 13:55:25.949164  [   59.045585] R13: ffffa1b4c263ff10 R14: ffffa1b4c263ff10 R15: ffff8cd94327c000
 4532 13:55:25.959424  [   59.053556] FS:  00007f8a1b8e2580(0000) GS:ffff8cd9bac00000(0000) knlGS:0000000000000000
 4533 13:55:25.965681  [   59.062586] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
 4534 13:55:25.972317  [   59.069001] CR2: 0000000000000000 CR3: 0000000105c54004 CR4: 00000000003706f0
 4535 13:55:25.975943  [   59.076974] Call Trace:
 4536 13:55:25.978956  [   59.079701]  direct_entry.cold+0x2c/0x38
 4537 13:55:25.985531  [   59.084086]  full_proxy_write+0x56/0x80
 4538 13:55:25.988825  [   59.088373]  vfs_write+0xea/0x390
 4539 13:55:25.992470  [   59.092072]  ksys_write+0x68/0xe0
 4540 13:55:25.995565  [   59.095771]  do_syscall_64+0x33/0x40
 4541 13:55:26.002167  [   59.099760]  entry_SYSCALL_64_after_hwframe+0x44/0xa9
 4542 13:55:26.005393  [   59.105400] RIP: 0033:0x7f8a1b80af33
 4543 13:55:26.028606  [   59.109389] Code: 8b 15 61 ef 0c 00 f7 d8 64 89 02 48 c7 c0 ff ff ff ff eb b7 0f 1f 00 64 8b 04 25 18 00 00 00 85 c0 75 14 b8 01 00 00 00 0f 05 <48> 3d 00 f0 ff ff 77 55 c3 0f 1f 40 00 48 83 ec 28 48 89 54 24 18
 4544 13:55:26.035043  [   59.130375] RSP: 002b:00007fffe408d088 EFLAGS: 00000246 ORIG_RAX: 0000000000000001
 4545 13:55:26.041609  [   59.138833] RAX: ffffffffffffffda RBX: 000000000000000c RCX: 00007f8a1b80af33
 4546 13:55:26.051481  [   59.146802] RDX: 000000000000000c RSI: 00007f8a1b6fb000 RDI: 0000000000000001
 4547 13:55:26.057773  [   59.154771] RBP: 00007f8a1b6fb000 R08: 00007f8a1b6fa010 R09: 0000000000000000
 4548 13:55:26.067748  [   59.162741] R10: 00007f8a1b9051c0 R11: 0000000000000246 R12: 0000000000000001
 4549 13:55:26.074485  [   59.170711] R13: 0000000000000001 R14: 0000000000020000 R15: 0000000000020000
 4550 13:55:26.100634  [   59.178681] Modules linked in: fuse ip_tables cros_ec_sensors cros_ec_sensors_core industrialio_triggered_buffer kfifo_buf industrialio cros_ec_sysfs cros_ec_lightbar cros_ec_chardev cros_ec_debugfs cros_ec_sensorhub x86_pkg_temp_thermal cros_ec_dev cros_usbpd_notify
 4551 13:55:26.103954  [   59.205117] CR2: 0000000000000000
 4552 13:55:26.110641  [   59.208813] ---[ end trace 292ac93e28977056 ]---
 4553 13:55:26.114033  [   59.213969] RIP: 0010:lkdtm_BUG+0x5/0x10
 4554 13:55:26.137140  [   59.218346] Code: 5b a5 ff 48 c7 c0 ea ff ff ff eb e2 48 c7 c0 ea ff ff ff c3 48 c7 c0 f4 ff ff ff eb d1 cc cc cc cc cc cc cc cc 0f 1f 44 00 00 <0f> 0b 66 0f 1f 84 00 00 00 00 00 0f 1f 44 00 00 83 05 e0 19 70 02
 4555 13:55:26.140778  [   59.239331] RSP: 0018:ffffa1b4c147fe60 EFLAGS: 00010286
 4556 13:55:26.150498  [   59.245158] RAX: ffffffffb54b1b30 RBX: 0000000000000001 RCX: 0000000000000000
 4557 13:55:26.157026  [   59.253128] RDX: 0000000000000000 RSI: ffff8cd9bad1bf70 RDI: ffffffffb60d9a70
 4558 13:55:26.167102  [   59.261098] RBP: ffffffffb651b5e8 R08: 0000000000000001 R09: 0000000000000001
 4559 13:55:26.173504  [   59.269068] R10: 00000000ffffe000 R11: 3fffffffffffffff R12: 0000000000000004
 4560 13:55:26.180191  [   59.277039] R13: ffffa1b4c147ff10 R14: ffffa1b4c147ff10 R15: ffff8cd944cdf000
 4561 13:55:26.190315  [   59.285008] FS:  00007f8a1b8e2580(0000) GS:ffff8cd9bac00000(0000) knlGS:0000000000000000
 4562 13:55:26.196688  [   59.294047] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
 4563 13:55:26.203538  [   59.300463] CR2: 0000000000000000 CR3: 0000000105c54004 CR4: 00000000003706f0
 4564 13:55:26.213474  [   59.308433] BUG: sleeping function called from invalid context at include/linux/percpu-rwsem.h:49
 4565 13:55:26.223159  [   59.318346] in_atomic(): 0, irqs_disabled(): 1, non_block: 0, pid: 1912, name: cat
 4566 13:55:26.226659  [   59.326801] INFO: lockdep is turned off.
 4567 13:55:26.229629  [   59.331176] irq event stamp: 0
 4568 13:55:26.239573  [   59.334582] hardirqs last  enabled at (0): [<0000000000000000>] 0x0
 4569 13:55:26.246244  [   59.341583] hardirqs last disabled at (0): [<ffffffffb4cf9f9c>] copy_process+0x63c/0x1c80
 4570 13:55:26.256391  [   59.350719] softirqs last  enabled at (0): [<ffffffffb4cf9f9c>] copy_process+0x63c/0x1c80
 4571 13:55:26.262701  [   59.359854] softirqs last disabled at (0): [<0000000000000000>] 0x0
 4572 13:55:26.272965  [   59.366854] CPU: 0 PID: 1912 Comm: cat Tainted: G      D W         5.10.129-cip12 #1
 4573 13:55:26.279519  [   59.375503] Hardware name: Google Rammus/Rammus, BIOS  09/04/2020
 4574 13:55:26.282656  [   59.382308] Call Trace:
 4575 13:55:26.286042  [   59.385035]  dump_stack+0x77/0x97
 4576 13:55:26.289393  [   59.388739]  ___might_sleep.cold+0xa6/0xb6
 4577 13:55:26.292523  [   59.393304]  exit_signals+0x1c/0x2d0
 4578 13:55:26.296071  [   59.397292]  do_exit+0xd5/0xb00
 4579 13:55:26.302590  [   59.400795]  ? ksys_write+0x68/0xe0
 4580 13:55:26.305630  [   59.404687]  rewind_stack_do_exit+0x17/0x20
 4581 13:55:26.308966  [   59.409347] RIP: 0033:0x7f8a1b80af33
 4582 13:55:26.332147  [   59.413328] Code: 8b 15 61 ef 0c 00 f7 d8 64 89 02 48 c7 c0 ff ff ff ff eb b7 0f 1f 00 64 8b 04 25 18 00 00 00 85 c0 75 14 b8 01 00 00 00 0f 05 <48> 3d 00 f0 ff ff 77 55 c3 0f 1f 40 00 48 83 ec 28 48 89 54 24 18
 4583 13:55:26.338915  [   59.434303] RSP: 002b:00007fffe408d088 EFLAGS: 00000246 ORIG_RAX: 0000000000000001
 4584 13:55:26.348748  [   59.442759] RAX: ffffffffffffffda RBX: 000000000000000c RCX: 00007f8a1b80af33
 4585 13:55:26.355220  [   59.450729] RDX: 000000000000000c RSI: 00007f8a1b6fb000 RDI: 0000000000000001
 4586 13:55:26.361852  [   59.458700] RBP: 00007f8a1b6fb000 R08: 00007f8a1b6fa010 R09: 0000000000000000
 4587 13:55:26.371797  [   59.466670] R10: 00007f8a1b9051c0 R11: 0000000000000246 R12: 0000000000000001
 4588 13:55:26.378284  [   59.474639] R13: 0000000000000001 R14: 0000000000020000 R15: 0000000000020000
 4589 13:55:26.381599  fffffff R12: 0000000000000004
 4590 13:55:26.391314  # [   54.664729] R13: ffffa1b4c147ff10 R14: ffffa1b4c147ff10 R15: ffff8cd944cdf000
 4591 13:55:26.398079  # [   54.672716] FS:  00007f0040db6580(0000) GS:ffff8cd9bad80000(0000) knlGS:0000000000000000
 4592 13:55:26.404640  # [   54.681753] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
 4593 13:55:26.414434  # [   54.688170] CR2: ffffffffb7bb3560 CR3: 000000010560a005 CR4: 00000000003706e0
 4594 13:55:26.424170  # [   54.696140] BUG: sleeping function called from invalid context at include/linux/percpu-rwsem.h:49
 4595 13:55:26.434152  # [   54.706050] in_atomic(): 0, irqs_disabled(): 1, non_block: 0, pid: 1626, name: cat
 4596 13:55:26.437287  # [   54.714505] INFO: lockdep is turned off.
 4597 13:55:26.440719  # [   54.718879] irq event stamp: 0
 4598 13:55:26.447292  # [   54.722283] hardirqs last  enabled at (0): [<0000000000000000>] 0x0
 4599 13:55:26.457301  # [   54.729283] hardirqs last disabled at (0): [<ffffffffb4cf9f9c>] copy_process+0x63c/0x1c80
 4600 13:55:26.466889  # [   54.738419] softirqs last  enabled at (0): [<ffffffffb4cf9f9c>] copy_process+0x63c/0x1c80
 4601 13:55:26.476851  # [   54.747552] softirqs last disabled at (0): [<00000[   59.569731] lkdtm: Performing direct entry WRITE_RO
 4602 13:55:26.483490  [   59.581295] lkdtm: attempting bad rodata write at ffffffffb60d9ef0
 4603 13:55:26.493394  [   59.588210] BUG: unable to handle page fault for address: ffffffffb60d9ef0
 4604 13:55:26.496552  [   59.595894] #PF: supervisor write access in kernel mode
 4605 13:55:26.503413  [   59.601728] #PF: error_code(0x0003) - permissions violation
 4606 13:55:26.513146  [   59.607951] PGD 138229067 P4D 138229067 PUD 13822a063 PMD 8000000137c000e1 
 4607 13:55:26.513240  00000000000>] 0x0
 4608 13:55:26.523239  # [   54.754550] CPU: 3 PID: 1626 Comm: cat T[   59.615731] Oops: 0003 [#14] SMP PTI
 4609 13:55:26.529635  [   59.625935] CPU: 3 PID: 1947 Comm: cat Tainted: G      D W         5.10.129-cip12 #1
 4610 13:55:26.536425  [   59.634585] Hardware name: Google Rammus/Rammus, BIOS  09/04/2020
 4611 13:55:26.543013  [   59.641394] RIP: 0010:lkdtm_WRITE_RO+0x2e/0x3a
 4612 13:55:26.546156  ainted: G      D W         5.10.129-cip12 #1
 4613 13:55:26.569324  # [   54.763200] H[   59.646352] Code: 00 48 c7 c7 c8 11 4c b6 48 c7 c6 f0 9e 0d b6 e8 93 9f fd ff 48 8b 05 16 11 5e 00 ba 34 12 cd ab 48 c7 c7 f8 11 4c b6 48 31 d0 <48> 89 05 00 11 5e 00 e9 71 9f fd ff 0f 1f 44 00 00 48 8b 05 27 35
 4614 13:55:26.575964  [   59.673550] RSP: 0018:ffffa1b4c267fe60 EFLAGS: 00010202
 4615 13:55:26.582407  [   59.679382] RAX: 000000000198b861 RBX: 0000000000000028 RCX: 0000000000000000
 4616 13:55:26.592221  [   59.687350] RDX: 00000000abcd1234 RSI: ffff8cd9bad9bf70 RDI: ffffffffb64c11f8
 4617 13:55:26.598912  [   59.695318] RBP: ffffffffb64c03e5 R08: 0000000000000000 R09: 0000000000000000
 4618 13:55:26.609015  [   59.703287] R10: 00000000ffffe000 R11: 3fffffffffffffff R12: 0000000000000009
 4619 13:55:26.615683  [   59.711254] R13: ffffa1b4c267ff10 R14: ffffa1b4c267ff10 R15: ffff8cd94408a000
 4620 13:55:26.625244  [   59.719224] FS:  00007f8f4c184580(0000) GS:ffff8cd9bad80000(0000) knlGS:0000000000000000
 4621 13:55:26.632048  [   59.728261] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
 4622 13:55:26.638588  [   59.734677] CR2: ffffffffb60d9ef0 CR3: 00000001055de006 CR4: 00000000003706e0
 4623 13:55:26.641785  [   59.742659] Call Trace:
 4624 13:55:26.645136  [   59.745388]  direct_entry.cold+0x2c/0x38
 4625 13:55:26.651880  [   59.749769]  full_proxy_write+0x56/0x80
 4626 13:55:26.655248  [   59.754049]  vfs_write+0xea/0x390
 4627 13:55:26.658492  [   59.757748]  ksys_write+0x68/0xe0
 4628 13:55:26.661639  [   59.761437]  do_syscall_64+0x33/0x40
 4629 13:55:26.668269  [   59.765418]  entry_SYSCALL_64_after_hwframe+0x44/0xa9
 4630 13:55:26.671561  [   59.771056] RIP: 0033:0x7f8f4c0acf33
 4631 13:55:26.691343  [   59.775044] Code: 8b 15 61 ef 0c 00 f7 d8 64 89 02 48 c7 c0 ff ff ff ff eb b7 0f 1f 00 64 8b 04 25 18 00 00 00 85 c0 75 14 b8 01 00 00 00 0f 05 <48> 3d 00 f0 ff ff 77 55 c3 0f 1f 40 00 48 83 ec 28 48 89 54 24 18
 4632 13:55:26.701232  [   59.796027] RSP: 002b:00007ffeea6e3168 EFLAGS: 00000246 ORIG_RAX: 0000000000000001
 4633 13:55:26.707703  [   59.804482] RAX: ffffffffffffffda RBX: 0000000000000009 RCX: 00007f8f4c0acf33
 4634 13:55:26.717813  [   59.812449] RDX: 0000000000000009 RSI: 00007f8f4bf9d000 RDI: 0000000000000001
 4635 13:55:26.724535  [   59.820417] RBP: 00007f8f4bf9d000 R08: 00007f8f4bf9c010 R09: 0000000000000000
 4636 13:55:26.730948  [   59.828385] R10: 00007f8f4c1a71c0 R11: 0000000000000246 R12: 0000000000000001
 4637 13:55:26.740966  [   59.836353] R13: 0000000000000001 R14: 0000000000020000 R15: 0000000000020000
 4638 13:55:26.767026  [   59.844325] Modules linked in: fuse ip_tables cros_ec_sensors cros_ec_sensors_core industrialio_triggered_buffer kfifo_buf industrialio cros_ec_sysfs cros_ec_lightbar cros_ec_chardev cros_ec_debugfs cros_ec_sensorhub x86_pkg_temp_thermal cros_ec_dev cros_usbpd_notify
 4639 13:55:26.773800  ardware name: Google Rammus/Rammus, BIOS  09/04/2020
 4640 13:55:26.777120  # [   54.7[   59.870769] CR2: ffffffffb60d9ef0
 4641 13:55:26.780325  [   59.880680] ---[ end trace 292ac93e28977057 ]---
 4642 13:55:26.786969  [   59.885835] RIP: 0010:lkdtm_BUG+0x5/0x10
 4643 13:55:26.806693  [   59.890203] Code: 5b a5 ff 48 c7 c0 ea ff ff ff eb e2 48 c7 c0 ea ff ff ff c3 48 c7 c0 f4 ff ff ff eb d1 cc cc cc cc cc cc cc cc 0f 1f 44 00 00 <0f> 0b 66 0f 1f 84 00 00 00 00 00 0f 1f 44 00 00 83 05 e0 19 70 02
 4644 13:55:26.813623  [   59.911179] RSP: 0018:ffffa1b4c147fe60 EFLAGS: 00010286
 4645 13:55:26.820084  [   59.917011] RAX: ffffffffb54b1b30 RBX: 0000000000000001 RCX: 0000000000000000
 4646 13:55:26.829959  [   59.924978] RDX: 0000000000000000 RSI: ffff8cd9bad1bf70 RDI: ffffffffb60d9a70
 4647 13:55:26.836668  [   59.932947] RBP: ffffffffb651b5e8 R08: 0000000000000001 R09: 0000000000000001
 4648 13:55:26.846325  [   59.940916] R10: 00000000ffffe000 R11: 3fffffffffffffff R12: 0000000000000004
 4649 13:55:26.852991  [   59.948883] R13: ffffa1b4c147ff10 R14: ffffa1b4c147ff10 R15: ffff8cd944cdf000
 4650 13:55:26.863264  [   59.956853] FS:  00007f8f4c184580(0000) GS:ffff8cd9bad80000(0000) knlGS:0000000000000000
 4651 13:55:26.869681  [   59.965891] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
 4652 13:55:26.876464  [   59.972307] CR2: ffffffffb60d9ef0 CR3: 00000001055de006 CR4: 00000000003706e0
 4653 13:55:26.879496  70003] Call Trace:
 4654 13:55:26.882949  # [   54.772731]  dump_stack+0x77/0x97
 4655 13:55:26.886379  # [   54.776430]  ___might_sleep.cold+0xa6/0xb6
 4656 13:55:26.893018  # [   54.781002]  exit_signals+0x1c/0x2d0
 4657 13:55:26.896357  # [   54.784980]  do_exit+0xd5/0xb00
 4658 13:55:26.899402  # [   54.788481]  ? ksys_write+0x68/0xe0
 4659 13:55:26.902978  # [   54.792373]  rewind_stack_do_exit+0x17/0x20
 4660 13:55:26.909490  # [   54.797041] RIP: 0033:0x7f0040cdef33
 4661 13:55:26.929265  # [   54.801029] Code: 8b 15 61 ef 0c 00 f7 d8 64 89 02 48 c7 c0 ff ff ff ff eb b7 0f 1f 00 64 8b 04 25 18 00 00 00 85 c0 75 14 b8 01 00 00 00 0f 05 <48> 3d 00 f0 ff ff 77 55 c3 0f 1f 40 00 48 83 ec 28 48 89 54 24 18
 4662 13:55:26.939152  # [   54.822013] RSP: 002b:00007ffc8911f858 EFLAGS: 00000246 ORIG_RAX: 0000000000000001
 4663 13:55:26.945143  # [   54.830458] RAX: ffffffffffffffda RBX: 000000000000000a RCX: 00007f0040cdef33
 4664 13:55:26.955217  # [   54.838429] RDX: 000000000000000a RSI: 00007f0040bcf000 RDI: 0000000000000001
 4665 13:55:26.961992  # [   54.846389] RBP: 00007f0040bcf000 R08: 00007f0040bce010 R09: 0000000000000000
 4666 13:55:26.975003  # [   54.854358] R10: 00007f0040dd91c0 R11: 0000000000000246 R12: 0000000000[   60.069059] lkdtm: Performing direct entry WRITE_RO_AFTER_INIT
 4667 13:55:26.978541  000001
 4668 13:55:26.991744  # [   54.862328] R13: 0000000000000001 R14: 000000000002[   60.080056] lkdtm: attempting bad ro_after_init write at ffffffffb653c328
 4669 13:55:26.991878  0000 R15: 0000000000020000
 4670 13:55:26.994829  # EXEC_DATA: saw 'call trace:': ok
 4671 13:55:27.004750  [   60.093878] BUG: unable to handle page fault for address: ffffffffb653c328
 4672 13:55:27.007944  [   60.107751] #PF: supervisor write access in kernel mode
 4673 13:55:27.014740  [   60.113579] #PF: error_code(0x0003) - permissions violation
 4674 13:55:27.024500  [   60.119802] PGD 138229067 P4D 138229067 PUD 13822a063 PMD 100052063 PTE 800000013813c061
 4675 13:55:27.027695  ok 30 selftests: lkdtm: EXEC_DATA.sh
 4676 13:55:27.034668  # selftests: lkdtm: EXEC_S[   60.128844] Oops: 0003 [#15] SMP PTI
 4677 13:55:27.044330  [   60.139047] CPU: 1 PID: 1982 Comm: cat Tainted: G      D W         5.10.129-cip12 #1
 4678 13:55:27.051123  [   60.147708] Hardware name: Google Rammus/Rammus, BIOS  09/04/2020
 4679 13:55:27.057849  [   60.154516] RIP: 0010:lkdtm_WRITE_RO_AFTER_INIT+0x4e/0x5a
 4680 13:55:27.057978  TACK.sh
 4681 13:55:27.058080  # Killed
 4682 13:55:27.084239  # [   54.972075] lkdtm: Performing direct ent[   60.160544] Code: 12 4c b6 e9 45 9f fd ff 48 c7 c7 50 12 4c b6 e8 39 9f fd ff 48 8b 05 f4 34 a4 00 ba 34 12 cd ab 48 c7 c7 f8 11 4c b6 48 31 d0 <48> 89 05 de 34 a4 00 e9 17 9f fd ff 0f 1f 44 00 00 41 54 48 c7 c7
 4683 13:55:27.090779  [   60.187737] RSP: 0018:ffffa1b4c273fe60 EFLAGS: 00010202
 4684 13:55:27.097607  [   60.193569] RAX: 00000000fe67479e RBX: 0000000000000029 RCX: 0000000000000000
 4685 13:55:27.107496  [   60.201537] RDX: 00000000abcd1234 RSI: ffff8cd9bac9bf70 RDI: ffffffffb64c11f8
 4686 13:55:27.114213  [   60.209506] RBP: ffffffffb64c03ee R08: 0000000000000000 R09: 0000000000000000
 4687 13:55:27.120736  [   60.217473] R10: 00000000ffffe000 R11: 3fffffffffffffff R12: 0000000000000014
 4688 13:55:27.130628  [   60.225442] R13: ffffa1b4c273ff10 R14: ffffa1b4c273ff10 R15: ffff8cd9435b9000
 4689 13:55:27.140689  [   60.233412] FS:  00007f1979f03580(0000) GS:ffff8cd9bac80000(0000) knlGS:0000000000000000
 4690 13:55:27.143755  [   60.242448] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
 4691 13:55:27.153577  [   60.248863] CR2: ffffffffb653c328 CR3: 0000000103416005 CR4: 00000000003706e0
 4692 13:55:27.156794  [   60.256831] Call Trace:
 4693 13:55:27.160191  [   60.259557]  direct_entry.cold+0x2c/0x38
 4694 13:55:27.163552  [   60.263935]  full_proxy_write+0x56/0x80
 4695 13:55:27.166678  ry EXEC_STACK
 4696 13:55:27.173310  # [   54.981744] lkdtm: attempting ok execution a[   60.268219]  vfs_write+0xea/0x390
 4697 13:55:27.180039  [   60.278127]  ksys_write+0x68/0xe0
 4698 13:55:27.183412  [   60.281824]  do_syscall_64+0x33/0x40
 4699 13:55:27.186444  [   60.285813]  entry_SYSCALL_64_after_hwframe+0x44/0xa9
 4700 13:55:27.193313  [   60.291452] RIP: 0033:0x7f1979e2bf33
 4701 13:55:27.212878  [   60.295439] Code: 8b 15 61 ef 0c 00 f7 d8 64 89 02 48 c7 c0 ff ff ff ff eb b7 0f 1f 00 64 8b 04 25 18 00 00 00 85 c0 75 14 b8 01 00 00 00 0f 05 <48> 3d 00 f0 ff ff 77 55 c3 0f 1f 40 00 48 83 ec 28 48 89 54 24 18
 4702 13:55:27.222808  [   60.316413] RSP: 002b:00007ffe2410dd78 EFLAGS: 00000246 ORIG_RAX: 0000000000000001
 4703 13:55:27.229786  [   60.324870] RAX: ffffffffffffffda RBX: 0000000000000014 RCX: 00007f1979e2bf33
 4704 13:55:27.235942  [   60.332839] RDX: 0000000000000014 RSI: 00007f1979d1c000 RDI: 0000000000000001
 4705 13:55:27.246036  [   60.340807] RBP: 00007f1979d1c000 R08: 00007f1979d1b010 R09: 0000000000000000
 4706 13:55:27.252439  [   60.348773] R10: 00007f1979f261c0 R11: 0000000000000246 R12: 0000000000000001
 4707 13:55:27.262515  [   60.356743] R13: 0000000000000001 R14: 0000000000020000 R15: 0000000000020000
 4708 13:55:27.263069  t ffffffffb54b1f00
 4709 13:55:27.294893  # [   54.994474] lkdtm: attempting bad execu[   60.364719] Modules linked in: fuse ip_tables cros_ec_sensors cros_ec_sensors_core industrialio_triggered_buffer kfifo_buf industrialio cros_ec_sysfs cros_ec_lightbar cros_ec_chardev cros_ec_debugfs cros_ec_sensorhub x86_pkg_temp_thermal cros_ec_dev cros_usbpd_notify
 4710 13:55:27.298268  [   60.397356] CR2: ffffffffb653c328
 4711 13:55:27.301478  [   60.401051] ---[ end trace 292ac93e28977058 ]---
 4712 13:55:27.308197  [   60.406205] RIP: 0010:lkdtm_BUG+0x5/0x10
 4713 13:55:27.328180  [   60.410582] Code: 5b a5 ff 48 c7 c0 ea ff ff ff eb e2 48 c7 c0 ea ff ff ff c3 48 c7 c0 f4 ff ff ff eb d1 cc cc cc cc cc cc cc cc 0f 1f 44 00 00 <0f> 0b 66 0f 1f 84 00 00 00 00 00 0f 1f 44 00 00 83 05 e0 19 70 02
 4714 13:55:27.334603  [   60.431557] RSP: 0018:ffffa1b4c147fe60 EFLAGS: 00010286
 4715 13:55:27.341134  [   60.437389] RAX: ffffffffb54b1b30 RBX: 0000000000000001 RCX: 0000000000000000
 4716 13:55:27.351728  [   60.445358] RDX: 0000000000000000 RSI: ffff8cd9bad1bf70 RDI: ffffffffb60d9a70
 4717 13:55:27.357620  [   60.453325] RBP: ffffffffb651b5e8 R08: 0000000000000001 R09: 0000000000000001
 4718 13:55:27.364272  [   60.461292] R10: 00000000ffffe000 R11: 3fffffffffffffff R12: 0000000000000004
 4719 13:55:27.374272  [   60.469261] R13: ffffa1b4c147ff10 R14: ffffa1b4c147ff10 R15: ffff8cd944cdf000
 4720 13:55:27.380785  [   60.477229] FS:  00007f1979f03580(0000) GS:ffff8cd9bac80000(0000) knlGS:0000000000000000
 4721 13:55:27.387304  [   60.486264] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
 4722 13:55:27.397347  [   60.492676] CR2: ffffffffb653c328 CR3: 0000000103416005 CR4: 00000000003706e0
 4723 13:55:27.407257  [   60.500660] BUG: sleeping function called from invalid context at include/linux/percpu-rwsem.h:49
 4724 13:55:27.413774  [   60.510570] in_atomic(): 0, irqs_disabled(): 1, non_block: 0, pid: 1982, name: cat
 4725 13:55:27.420329  [   60.519024] INFO: lockdep is turned off.
 4726 13:55:27.423690  [   60.523398] irq event stamp: 0
 4727 13:55:27.430283  [   60.526804] hardirqs last  enabled at (0): [<0000000000000000>] 0x0
 4728 13:55:27.440334  [   60.533796] hardirqs last disabled at (0): [<ffffffffb4cf9f9c>] copy_process+0x63c/0x1c80
 4729 13:55:27.446765  [   60.542921] softirqs last  enabled at (0): [<ffffffffb4cf9f9c>] copy_process+0x63c/0x1c80
 4730 13:55:27.456869  [   60.552052] softirqs last disabled at (0): [<0000000000000000>] 0x0
 4731 13:55:27.463371  [   60.559050] CPU: 1 PID: 1982 Comm: cat Tainted: G      D W         5.10.129-cip12 #1
 4732 13:55:27.469606  [   60.567708] Hardware name: Google Rammus/Rammus, BIOS  09/04/2020
 4733 13:55:27.472988  [   60.574512] Call Trace:
 4734 13:55:27.476563  [   60.577238]  dump_stack+0x77/0x97
 4735 13:55:27.479609  tion at ffffa1b4c2237e18
 4736 13:55:27.486846  # [   55.007304] kernel tried to execu[   60.580936]  ___might_sleep.cold+0xa6/0xb6
 4737 13:55:27.493415  [   60.591721]  exit_signals+0x1c/0x2d0
 4738 13:55:27.496410  [   60.595709]  do_exit+0xd5/0xb00
 4739 13:55:27.499927  [   60.599212]  ? ksys_write+0x68/0xe0
 4740 13:55:27.502949  [   60.603104]  rewind_stack_do_exit+0x17/0x20
 4741 13:55:27.506460  [   60.607773] RIP: 0033:0x7f1979e2bf33
 4742 13:55:27.529322  [   60.611759] Code: 8b 15 61 ef 0c 00 f7 d8 64 89 02 48 c7 c0 ff ff ff ff eb b7 0f 1f 00 64 8b 04 25 18 00 00 00 85 c0 75 14 b8 01 00 00 00 0f 05 <48> 3d 00 f0 ff ff 77 55 c3 0f 1f 40 00 48 83 ec 28 48 89 54 24 18
 4743 13:55:27.535967  [   60.632741] RSP: 002b:00007ffe2410dd78 EFLAGS: 00000246 ORIG_RAX: 0000000000000001
 4744 13:55:27.545917  [   60.641195] RAX: ffffffffffffffda RBX: 0000000000000014 RCX: 00007f1979e2bf33
 4745 13:55:27.552526  [   60.649163] RDX: 0000000000000014 RSI: 00007f1979d1c000 RDI: 0000000000000001
 4746 13:55:27.562363  [   60.657133] RBP: 00007f1979d1c000 R08: 00007f1979d1b010 R09: 0000000000000000
 4747 13:55:27.568866  [   60.665101] R10: 00007f1979f261c0 R11: 0000000000000246 R12: 0000000000000001
 4748 13:55:27.575589  [   60.673069] R13: 0000000000000001 R14: 0000000000020000 R15: 0000000000020000
 4749 13:55:27.582112  te NX-protected page - exploit attempt? (uid: 0)
 4750 13:55:27.588701  # [   55.021878] BUG: unable to handle page fault for address: ffffa1b4c2237e18
 4751 13:55:27.595269  # [   55.029556] #PF: supervisor instruction fetch in kernel mode
 4752 13:55:27.602054  # [   55.035876] #PF: error_code(0x0011) - permissions violation
 4753 13:55:27.611727  # [   55.042100] PGD 100000067 P4D 100000067 PUD 10020b067 PMD 100925067 PTE 8000000103f63063
 4754 13:55:27.615042  # [   55.051143] Oops: 0011 [#6] SMP PTI
 4755 13:55:27.625217  # [   55.061249] CPU: 1 PID: 1662 Comm: cat Tainted: G      D W         5.10.129-cip12 #1
 4756 13:55:27.631606  # [   55.069890] Hardware name: Google Rammus/Rammus, BIOS  09/04/2020
 4757 13:55:27.634991  # [   55.076711] RIP: 0010:0xffffa1b4c2237e18
 4758 13:55:27.657883  # [   55.081083] Code: 00 00 18 7e 23 c2 b4 a1 ff ff ad 8d af b5 ff ff ff ff 20 00 00 00 00 00 00 00 7e 03 4c b6 ff ff ff ff d9 8e af b5 ff ff ff ff <0f> 1f 44 00 00 c3 66 2e 0f 1f 84 00 00 00 00 00 0f 1f 44 00 00 55
 4759 13:55:27.664607  # [[   60.761623] lkdtm: Performing direct entry WRITE_KERN
 4760 13:55:27.668099     55.102068] RSP: 0018:ffffa1b4c2237df8 EFLAGS: 00010246
 4761 13:55:27.677866  # [  [   60.767485] lkdtm: attempting bad 6581844 byte write at ffffffffb5af8d54
 4762 13:55:27.691129   55.107901] RAX: 0000000000000033 RBX: 0000000000000001 RCX: 000[   60.781195] BUG: unable to handle page fault for address: ffffffffb5af8d54
 4763 13:55:27.697758  [   60.795074] #PF: supervisor write access in kernel mode
 4764 13:55:27.704547  [   60.800908] #PF: error_code(0x0003) - permissions violation
 4765 13:55:27.710827  [   60.807131] PGD 138229067 P4D 138229067 PUD 13822a063 PMD 1376000e1 
 4766 13:55:27.714312  [   60.814235] Oops: 0003 [#16] SMP PTI
 4767 13:55:27.724291  [   60.818224] CPU: 0 PID: 2017 Comm: cat Tainted: G      D W         5.10.129-cip12 #1
 4768 13:55:27.730909  [   60.826866] Hardware name: Google Rammus/Rammus, BIOS  09/04/2020
 4769 13:55:27.734089  [   60.833676] RIP: 0010:lkdtm_WRITE_KERN+0x38/0x4e
 4770 13:55:27.757235  [   60.838826] Code: 53 48 c7 c3 54 8d af b5 49 89 dc 48 89 da 49 81 ec 00 1f 4b b5 4c 89 e6 e8 ec 9e fd ff 48 89 df 4c 89 e1 48 c7 c6 00 1f 4b b5 <f3> a4 48 c7 c7 f8 11 4c b6 e8 d1 9e fd ff 5b 41 5c e9 b7 fe ff ff
 4771 13:55:27.760733  [   60.859801] RSP: 0018:ffffa1b4c27a7e50 EFLAGS: 00010246
 4772 13:55:27.770268  [   60.865635] RAX: 000000000000003c RBX: ffffffffb5af8d54 RCX: 0000000000646e54
 4773 13:55:27.777226  [   60.873604] RDX: 0000000000000000 RSI: ffffffffb54b1f00 RDI: ffffffffb5af8d54
 4774 13:55:27.787011  [   60.881573] RBP: ffffffffb64c0402 R08: 0000000000000000 R09: 0000000000000000
 4775 13:55:27.793845  [   60.889544] R10: 00000000ffffe000 R11: 3fffffffffffffff R12: 0000000000646e54
 4776 13:55:27.800460  [   60.897515] R13: ffffa1b4c27a7f10 R14: ffffa1b4c27a7f10 R15: ffff8cd9427c0000
 4777 13:55:27.810225  [   60.905487] FS:  00007fa011635580(0000) GS:ffff8cd9bac00000(0000) knlGS:0000000000000000
 4778 13:55:27.817169  [   60.914525] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
 4779 13:55:27.827266  [   60.920942] CR2: ffffffffb5af8d54 CR3: 0000000103164002 CR4: 00000000003706f0
 4780 13:55:27.827867  [   60.928912] Call Trace:
 4781 13:55:27.833819  [   60.931642]  direct_entry.cold+0x2c/0x38
 4782 13:55:27.836896  [   60.936027]  full_proxy_write+0x56/0x80
 4783 13:55:27.840048  [   60.940315]  vfs_write+0xea/0x390
 4784 13:55:27.843496  [   60.944012]  ksys_write+0x68/0xe0
 4785 13:55:27.846722  [   60.947710]  do_syscall_64+0x33/0x40
 4786 13:55:27.853355  [   60.951691]  entry_SYSCALL_64_after_hwframe+0x44/0xa9
 4787 13:55:27.856953  [   60.957333] RIP: 0033:0x7fa01155df33
 4788 13:55:27.879752  [   60.961321] Code: 8b 15 61 ef 0c 00 f7 d8 64 89 02 48 c7 c0 ff ff ff ff eb b7 0f 1f 00 64 8b 04 25 18 00 00 00 85 c0 75 14 b8 01 00 00 00 0f 05 <48> 3d 00 f0 ff ff 77 55 c3 0f 1f 40 00 48 83 ec 28 48 89 54 24 18
 4789 13:55:27.886416  [   60.982309] RSP: 002b:00007ffc0a19efb8 EFLAGS: 00000246 ORIG_RAX: 0000000000000001
 4790 13:55:27.896146  [   60.990765] RAX: ffffffffffffffda RBX: 000000000000000b RCX: 00007fa01155df33
 4791 13:55:27.902538  [   60.998736] RDX: 000000000000000b RSI: 00007fa01144e000 RDI: 0000000000000001
 4792 13:55:27.912621  [   61.006706] RBP: 00007fa01144e000 R08: 00007fa01144d010 R09: 0000000000000000
 4793 13:55:27.919388  [   61.014677] R10: 00007fa0116581c0 R11: 0000000000000246 R12: 0000000000000001
 4794 13:55:27.925762  [   61.022646] R13: 0000000000000001 R14: 0000000000020000 R15: 0000000000020000
 4795 13:55:27.952238  [   61.030618] Modules linked in: fuse ip_tables cros_ec_sensors cros_ec_sensors_core industrialio_triggered_buffer kfifo_buf industrialio cros_ec_sysfs cros_ec_lightbar cros_ec_chardev cros_ec_debugfs cros_ec_sensorhub x86_pkg_temp_thermal cros_ec_dev cros_usbpd_notify
 4796 13:55:27.959070  [   61.057059] CR2: ffffffffb5af8d54
 4797 13:55:27.962286  [   61.060757] ---[ end trace 292ac93e28977059 ]---
 4798 13:55:27.965540  [   61.065912] RIP: 0010:lkdtm_BUG+0x5/0x10
 4799 13:55:27.988910  [   61.070289] Code: 5b a5 ff 48 c7 c0 ea ff ff ff eb e2 48 c7 c0 ea ff ff ff c3 48 c7 c0 f4 ff ff ff eb d1 cc cc cc cc cc cc cc cc 0f 1f 44 00 00 <0f> 0b 66 0f 1f 84 00 00 00 00 00 0f 1f 44 00 00 83 05 e0 19 70 02
 4800 13:55:27.995251  [   61.091262] RSP: 0018:ffffa1b4c147fe60 EFLAGS: 00010286
 4801 13:55:28.001895  [   61.097096] RAX: ffffffffb54b1b30 RBX: 0000000000000001 RCX: 0000000000000000
 4802 13:55:28.008373  [   61.105065] RDX: 0000000000000000 RSI: ffff8cd9bad1bf70 RDI: ffffffffb60d9a70
 4803 13:55:28.018294  [   61.113034] RBP: ffffffffb651b5e8 R08: 0000000000000001 R09: 0000000000000001
 4804 13:55:28.024869  [   61.121002] R10: 00000000ffffe000 R11: 3fffffffffffffff R12: 0000000000000004
 4805 13:55:28.035041  [   61.128972] R13: ffffa1b4c147ff10 R14: ffffa1b4c147ff10 R15: ffff8cd944cdf000
 4806 13:55:28.041484  [   61.136942] FS:  00007fa011635580(0000) GS:ffff8cd9bac00000(0000) knlGS:0000000000000000
 4807 13:55:28.047952  [   61.145980] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
 4808 13:55:28.057747  [   61.152397] CR2: ffffffffb5af8d54 CR3: 0000000103164002 CR4: 00000000003706f0
 4809 13:55:28.058236  0000000000000
 4810 13:55:28.067811  # [   55.115872] RDX: 0000000000000000 RSI: ffff8cd9bac9bf70 RDI: ffff8cd9bac9bf70
 4811 13:55:28.074028  # [   55.123842] RBP: ffffa1b4c2237e18 R08: 0000000000000000 R09: 0000000000000000
 4812 13:55:28.084173  # [   55.131812] R10: 00000000ffffe000 R11: 3fffffffffffffff R12: 000000000000000b
 4813 13:55:28.090710  # [   55.139781] R13: ffffa1b4c2237f10 R14: ffffa1b4c2237f10 R15: ffff8cd944db3000
 4814 13:55:28.100645  # [   55.147751] FS:  00007f05b4bad580(0000) GS:ffff8cd9bac80000(0000) knlGS:0000000000000000
 4815 13:55:28.107308  # [   55.156787] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
 4816 13:55:28.113723  # [   55.163205] CR2: ffffa1b4c2237e18 CR3: 0000000103248005 CR4: 00000000003706e0
 4817 13:55:28.117105  # [   55.171175] Call Trace:
 4818 13:55:28.123700  # [   55.173903]  ? execute_location+0x48/0x56
 4819 13:55:28.127095  # [   55.178379]  ? lkdtm_EXEC_STACK+0x26/0x40
 4820 13:55:28.133669  # [   55.189066]  ? direct_entry.cold+0x2c/0x38
 4821 13:55:28.136692  # [   55.193661]  ? full_proxy_write+0x56/0x80
 4822 13:55:28.139850  # [   55.198138]  ? vfs_write+0xea/0x390
 4823 13:55:28.143165  # [   55.208241]  ? ksys_write+0x68/0xe0
 4824 13:55:28.149639  # [   55.212132]  ? do_syscall_64+0x33/0x40
 4825 13:55:28.156272  # [   55.216315]  ? entry_SYSCALL_64_after_hwframe+0x44/0xa9
 4826 13:55:28.182830  # [   55.222148] Modules linked in: fuse ip_tables cros_ec_sensors cros_ec_sensors_core industrialio_triggered_buffer kfifo_buf industrialio cros_ec_sysfs cros_ec_lightbar cros_ec_chardev cros_ec_debugfs cros_ec_sensorhub x86_pkg_temp_thermal cros_ec_dev cros_usbpd_notify
 4827 13:55:28.185824  # [   55.254792] CR2: ffffa1b4c2237e18
 4828 13:55:28.189176  # [   55.258481] ---[ end trace 292ac93e2897704f ]---
 4829 13:55:28.195789  # [   55.263627] RIP: 0010:lkdtm_BUG+0x5/0x10
 4830 13:55:28.206112  # [   55.268003] Code: 5b a5 ff 48 c7 c0 ea [   61.298311] lkdtm: Performing direct entry REFCOUNT_INC_OVERFLOW
 4831 13:55:28.219011  ff ff ff eb e2 48 c7 c0 ea ff ff ff c3 48 c7 c0 f4 ff ff ff eb d[   61.310121] lkdtm: attempting good refcount_inc() without overflow
 4832 13:55:28.232544  1 cc cc cc cc cc cc cc cc 0f 1f 44 00 00 <0f> 0b 66 0f 1f 84 00 [   61.323273] lkdtm: attempting bad refcount_inc() overflow
 4833 13:55:28.235363  00 00 00 00 0f 1f 44 00 00 83 05 e0 19 70 02
 4834 13:55:28.242091  # [   55.288987] R[   61.335513] ------------[ cut here ]------------
 4835 13:55:28.248615  [   61.346848] refcount_t: saturated; leaking memory.
 4836 13:55:28.252132  SP: 0018:ffffa1b4c147fe60 EFLAGS: 00010286
 4837 13:55:28.265580  # [   55.294821] RAX[   61.352235] WARNING: CPU: 0 PID: 2052 at lib/refcount.c:22 refcount_warn_saturate+0x49/0xf0
 4838 13:55:28.272068  : ffffffffb54b1b30 RBX: 0000000000000001 RCX: 0000000000000000
 4839 13:55:28.298243  [   61.367781] Modules linked in: fuse ip_tables cros_ec_sensors cros_ec_sensors_core industrialio_triggered_buffer kfifo_buf industrialio cros_ec_sysfs cros_ec_lightbar cros_ec_chardev cros_ec_debugfs cros_ec_sensorhub x86_pkg_temp_thermal cros_ec_dev cros_usbpd_notify
 4840 13:55:28.311803  # [   55.302791] RDX: 0000000000000000 RSI: ffff8cd9bad1bf70 RDI[   61.400447] CPU: 0 PID: 2052 Comm: cat Tainted: G      D W         5.10.129-cip12 #1
 4841 13:55:28.315199  : ffffffffb60d9a70
 4842 13:55:28.324842  # [   55.310761] RBP: ffffffffb651b5e8 R08: [   61.415318] Hardware name: Google Rammus/Rammus, BIOS  09/04/2020
 4843 13:55:28.328282  0000000000000001 R09: 0000000000000001
 4844 13:55:28.338269  # [   55.318731] R10: 00[   61.428343] RIP: 0010:refcount_warn_saturate+0x49/0xf0
 4845 13:55:28.341341  000000ffffe000 R11: 3fffffffffffffff R12: 0000000000000004
 4846 13:55:28.364407  # [ [   61.440261] Code: 76 01 00 0f 84 a4 00 00 00 c3 85 f6 74 3e 80 3d 1a 1e 76 01 00 75 f2 48 c7 c7 80 be 45 b6 c6 05 0a 1e 76 01 01 e8 dd 1b 93 00 <0f> 0b c3 80 3d fa 1d 76 01 00 75 d3 48 c7 c7 a8 be 45 b6 c6 05 ea
 4847 13:55:28.377818    55.326715] R13: ffffa1b4c147ff10 R14: ffffa1b4c147ff10 R15: ff[   61.467500] RSP: 0018:ffffa1b4c282fe48 EFLAGS: 00010286
 4848 13:55:28.378411  ff8cd944cdf000
 4849 13:55:28.390848  # [   55.334685] FS:  00007f05b4bad580(0000) GS:[   61.479539] RAX: 0000000000000000 RBX: 000000000000002b RCX: 0000000000000000
 4850 13:55:28.394286  ffff8cd9bac80000(0000) knlGS:0000000000000000
 4851 13:55:28.404146  # [   55.343725] [   61.493753] RDX: ffff8cd9bac2c660 RSI: ffff8cd9bac1bf70 RDI: ffff8cd9bac1bf70
 4852 13:55:28.410795  CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
 4853 13:55:28.417089  # [   55.3501[   61.507969] RBP: ffffffffb64c040d R08: 0000000000000000 R09: 0000000000000000
 4854 13:55:28.433641  40] CR2: ffffa1b4c2237e18 CR3: 0000000103248005 CR4: 00000000003[   61.522137] R10: 00000000ffffe000 R11: 3fffffffffffffff R12: 0000000000000016
 4855 13:55:28.434231  706e0
 4856 13:55:28.436893  # EXEC_STACK: saw 'call trace:': ok
 4857 13:55:28.446882  ok 31 selftests: lkd[   61.536353] R13: ffffa1b4c282ff10 R14: ffffa1b4c282ff10 R15: ffff8cd94305a000
 4858 13:55:28.450321  tm: EXEC_STACK.sh
 4859 13:55:28.453496  # selftests: lkdtm: EXEC_KMALLOC.sh
 4860 13:55:28.463471  # Killed[   61.550529] FS:  00007f692dde7580(0000) GS:ffff8cd9bac00000(0000) knlGS:0000000000000000
 4861 13:55:28.464124  
 4862 13:55:28.469871  # [   55.447264] lkdtm: Performing direct entry EXEC_KMALLOC
 4863 13:55:28.476856  [   61.565806] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
 4864 13:55:28.489985  # [   55.457176] lkdtm: attempting ok execution at ffffffffb54b1[   61.578423] CR2: 00007f692dc00000 CR3: 0000000103186004 CR4: 00000000003706f0
 4865 13:55:28.490583  f00
 4866 13:55:28.499738  # [   55.463699] lkdtm: attempting bad execution at ffff8cd[   61.592623] Call Trace:
 4867 13:55:28.500263  942998140
 4868 13:55:28.509577  # [   55.470321] kernel tried to execute NX-protected[   61.601562]  lkdtm_REFCOUNT_INC_OVERFLOW+0x70/0x94
 4869 13:55:28.513013   page - exploit attempt? (uid: 0)
 4870 13:55:28.519391  # [   55.478709] BUG: unable [   61.613138]  direct_entry.cold+0x2c/0x38
 4871 13:55:28.526131  to handle page fault for address: ffff8cd942998140
 4872 13:55:28.529613  # [   55.486[   61.623726]  full_proxy_write+0x56/0x80
 4873 13:55:28.535922  379] #PF: supervisor instruction fetch in kernel mode
 4874 13:55:28.539288  # [   55.[   61.634230]  vfs_write+0xea/0x390
 4875 13:55:28.546083  492698] #PF: error_code(0x0011) - permissions violation
 4876 13:55:28.549176  # [   5[   61.644149]  ksys_write+0x68/0xe0
 4877 13:55:28.559204  5.498919] PGD 139801067 P4D 139801067 PUD 10004e063 PMD 1048d206[   61.654072]  do_syscall_64+0x33/0x40
 4878 13:55:28.562267  3 PTE 8000000102998163
 4879 13:55:28.572284  # [   55.507962] Oops: 0011 [#7] SMP PTI[   61.664276]  entry_SYSCALL_64_after_hwframe+0x44/0xa9
 4880 13:55:28.573045  
 4881 13:55:28.582072  # [   55.518067] CPU: 2 PID: 1698 Comm: cat Tainted: G      D [   61.676148] RIP: 0033:0x7f692dd0ff33
 4882 13:55:28.585699  W         5.10.129-cip12 #1
 4883 13:55:28.608365  # [   55.526716] Hardware name: Goo[   61.686351] Code: 8b 15 61 ef 0c 00 f7 d8 64 89 02 48 c7 c0 ff ff ff ff eb b7 0f 1f 00 64 8b 04 25 18 00 00 00 85 c0 75 14 b8 01 00 00 00 0f 05 <48> 3d 00 f0 ff ff 77 55 c3 0f 1f 40 00 48 83 ec 28 48 89 54 24 18
 4884 13:55:28.611686  gle Rammus/Rammus, BIOS  09/04/2020
 4885 13:55:28.624938  # [   55.533522] RIP: 0010:[   61.713564] RSP: 002b:00007ffebf2bf728 EFLAGS: 00000246 ORIG_RAX: 0000000000000001
 4886 13:55:28.625105  0xffff8cd942998140
 4887 13:55:28.638079  # [   55.537889] Code: 00 00 02 00 00 00 00 [   61.728234] RAX: ffffffffffffffda RBX: 0000000000000016 RCX: 00007f692dd0ff33
 4888 13:55:28.651483  00 00 00 40 54 85 43 d9 8c ff ff 03 00 00 00 00 00 00 00 00 00 0[   61.742427] RDX: 0000000000000016 RSI: 00007f692dc00000 RDI: 0000000000000001
 4889 13:55:28.668009  0 00 00 00 00 00 24 f3 29 b5 ff ff ff ff <0f> 1f 44 00 00 c3 66 [   61.756615] RBP: 00007f692dc00000 R08: 00007f692dbff010 R09: 0000000000000000
 4890 13:55:28.671245  2e 0f 1f 84 00 00 00 00 00 0f 1f 44 00 00 55
 4891 13:55:28.681145  # [   55.558873] R[   61.770825] R10: 00007f692de0a1c0 R11: 0000000000000246 R12: 0000000000000001
 4892 13:55:28.684551  SP: 0018:ffffa1b4c229fe38 EFLAGS: 00010246
 4893 13:55:28.694330  # [   55.564711] RAX[   61.785000] R13: 0000000000000001 R14: 0000000000020000 R15: 0000000000020000
 4894 13:55:28.700759  : 0000000000000033 RBX: 0000000000000001 RCX: 0000000000000000
 4895 13:55:28.704204  [   61.799221] irq event stamp: 0
 4896 13:55:28.717781  # [   55.572681] RDX: 0000000000000000 RSI: ffff8cd9bad1bf70 RDI[   61.808828] hardirqs last  enabled at (0): [<0000000000000000>] 0x0
 4897 13:55:28.721434  : ffff8cd9bad1bf70
 4898 13:55:28.734058  # [   55.580660] RBP: ffff8cd942998140 R08: [   61.822059] hardirqs last disabled at (0): [<ffffffffb4cf9f9c>] copy_process+0x63c/0x1c80
 4899 13:55:28.737351  0000000000000000 R09: 0000000000000000
 4900 13:55:28.750439  # [   55.588629] R10: 00[   61.837410] softirqs last  enabled at (0): [<ffffffffb4cf9f9c>] copy_process+0x63c/0x1c80
 4901 13:55:28.753747  000000ffffe000 R11: 3fffffffffffffff R12: 000000000000000d
 4902 13:55:28.763809  # [ [   61.852775] softirqs last disabled at (0): [<0000000000000000>] 0x0
 4903 13:55:28.773489    55.596598] R13: ffffa1b4c229ff10 R14: ffffa1b4c229ff10 R15: ff[   61.865987] ---[ end trace 292ac93e2897705a ]---
 4904 13:55:28.776639  ff8cd943572000
 4905 13:55:28.786354  # [   55.604567] FS:  00007f565e42e580(0000) GS:[   61.877372] lkdtm: Overflow detected: saturated
 4906 13:55:28.789766  ffff8cd9bad00000(0000) knlGS:0000000000000000
 4907 13:55:28.796427  # [   55.613606] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
 4908 13:55:28.802763  # [   55.620024] CR2: ffff8cd942998140 CR3: 0000000104d8c006 CR4: 00000000003706e0
 4909 13:55:28.806287  # [   55.627993] Call Trace:
 4910 13:55:28.812873  # [   55.630720]  ? execute_location+0x48/0x56
 4911 13:55:28.816027  # [   55.635194]  ? lkdtm_EXEC_KMALLOC+0x2c/0x40
 4912 13:55:28.823104  # [   55.639863]  ? direct_entry.cold+0x2c/0x38
 4913 13:55:28.826212  # [   55.644436]  ? full_proxy_write+0x56/0x80
 4914 13:55:28.829592  # [   55.648911]  ? vfs_write+0xea/0x390
 4915 13:55:28.832908  # [   55.652793]  ? ksys_write+0x68/0xe0
 4916 13:55:28.839424  # [   55.656683]  ? do_syscall_64+0x33/0x40
 4917 13:55:28.846103  # [   55.660866]  ? entry_SYSCALL_64_after_hwframe+0x44/0xa9
 4918 13:55:28.872376  # [   55.666714] Modules linked in: fuse ip_tables cros_ec_sensors cros_ec_sensors_core industrialio_triggered_buffer kfifo_buf industrialio cros_ec_sysfs cros_ec_lightbar cros_ec_chardev cros_ec_debugfs cros_ec_sensorhub x86_pkg_temp_thermal cros_ec_dev cros_usbpd_notify
 4919 13:55:28.875708  # [   55.693168] CR2: ffff8cd942998140
 4920 13:55:28.878756  # [   55.703077] ---[ end trace 292ac93e28977050 ]---
 4921 13:55:28.885389  # [   55.708232] RIP: 0010:lkdtm_BUG+0x5/0x10
 4922 13:55:28.901987  # [   55.712608] Code: 5b a5 ff 48 c7 c0 ea ff ff ff eb e2 48 c7 c0 ea ff ff ff c3 48 c7 c0 f4 ff ff ff eb d1 cc cc cc cc[   61.995769] lkdtm: Performing direct entry REFCOUNT_ADD_OVERFLOW
 4923 13:55:28.914962   cc cc cc cc 0f 1f 44 00 00 <0f> 0b 66 0f 1f 84 00 00 00 00 00 0[   62.007217] lkdtm: attempting good refcount_add() without overflow
 4924 13:55:28.918354  f 1f 44 00 00 83 05 e0 19 70 02
 4925 13:55:28.928445  # [   55.733593] RSP: 0018:ffff[   62.020342] lkdtm: attempting bad refcount_add() overflow
 4926 13:55:28.935089  [   62.032582] ------------[ cut here ]------------
 4927 13:55:28.938364  a1b4c147fe60 EFLAGS: 00010286
 4928 13:55:28.945007  # [   55.739418] RAX: ffffffffb54[   62.037739] refcount_t: saturated; leaking memory.
 4929 13:55:28.951531  b1b30 RBX: 0000000000000001 RCX: 0000000000000000
 4930 13:55:28.961374  # [   55.7473[   62.049333] WARNING: CPU: 1 PID: 2084 at lib/refcount.c:22 refcount_warn_saturate+0x49/0xf0
 4931 13:55:28.994406  87] RDX: 0000000000000000 RSI: ffff8cd9bad1bf70 RDI: ffffffffb60[   62.064850] Modules linked in: fuse ip_tables cros_ec_sensors cros_ec_sensors_core industrialio_triggered_buffer kfifo_buf industrialio cros_ec_sysfs cros_ec_lightbar cros_ec_chardev cros_ec_debugfs cros_ec_sensorhub x86_pkg_temp_thermal cros_ec_dev cros_usbpd_notify
 4932 13:55:29.000934  [   62.097492] CPU: 1 PID: 2084 Comm: cat Tainted: G      D W         5.10.129-cip12 #1
 4933 13:55:29.004289  d9a70
 4934 13:55:29.013790  # [   55.755356] RBP: ffffffffb651b5e8 R08: 0000000000000[   62.106170] Hardware name: Google Rammus/Rammus, BIOS  09/04/2020
 4935 13:55:29.020393  [   62.119186] RIP: 0010:refcount_warn_saturate+0x49/0xf0
 4936 13:55:29.023797  001 R09: 0000000000000001
 4937 13:55:29.046642  # [   55.763325] R10: 00000000ffffe00[   62.124952] Code: 76 01 00 0f 84 a4 00 00 00 c3 85 f6 74 3e 80 3d 1a 1e 76 01 00 75 f2 48 c7 c7 80 be 45 b6 c6 05 0a 1e 76 01 01 e8 dd 1b 93 00 <0f> 0b c3 80 3d fa 1d 76 01 00 75 d3 48 c7 c7 a8 be 45 b6 c6 05 ea
 4938 13:55:29.053524  0 R11: 3fffffffffffffff R12: 0000000000000004
 4939 13:55:29.059884  # [   55.771294] [   62.152145] RSP: 0018:ffffa1b4c28cfe48 EFLAGS: 00010286
 4940 13:55:29.069964  [   62.164196] RAX: 0000000000000000 RBX: 000000000000002c RCX: 0000000000000000
 4941 13:55:29.083119  R13: ffffa1b4c147ff10 R14: ffffa1b4c147ff10 R15: ffff8cd944cdf00[   62.172172] RDX: ffff8cd9bacac660 RSI: ffff8cd9bac9bf70 RDI: ffff8cd9bac9bf70
 4942 13:55:29.083299  0
 4943 13:55:29.096432  # [   55.779264] FS:  00007f565e42e580(0000) GS:ffff8cd9bad00[   62.186357] RBP: ffffffffb64c0423 R08: 0000000000000000 R09: 0000000000000000
 4944 13:55:29.099547  000(0000) knlGS:0000000000000000
 4945 13:55:29.109540  # [   55.788301] CS:  0010 DS:[   62.200547] R10: 00000000ffffe000 R11: 3fffffffffffffff R12: 0000000000000016
 4946 13:55:29.116145   0000 ES: 0000 CR0: 0000000080050033
 4947 13:55:29.126111  # [   55.794720] CR2: ffff[   62.214736] R13: ffffa1b4c28cff10 R14: ffffa1b4c28cff10 R15: ffff8cd94125f000
 4948 13:55:29.132485  [   62.228923] FS:  00007f841344c580(0000) GS:ffff8cd9bac80000(0000) knlGS:0000000000000000
 4949 13:55:29.139207  8cd942998140 CR3: 0000000104d8c006 CR4: 00000000003706e0
 4950 13:55:29.145901  # [   [   62.237965] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
 4951 13:55:29.162411  55.802690] BUG: sleeping function called from invalid context at[   62.250615] CR2: 00007f8413265000 CR3: 0000000103576005 CR4: 00000000003706e0
 4952 13:55:29.165772   include/linux/percpu-rwsem.h:49
 4953 13:55:29.168970  # [   55.812602] in_atomic(): [   62.264787] Call Trace:
 4954 13:55:29.175545  0, irqs_disabled(): 1, non_block: 0, pid: 1698, name: cat
 4955 13:55:29.182027  # [  [   62.273734]  lkdtm_REFCOUNT_ADD_OVERFLOW+0x7f/0xa3
 4956 13:55:29.185550   55.821059] INFO: lockdep is turned off.
 4957 13:55:29.192264  # [   55.825434] irq e[   62.285297]  direct_entry.cold+0x2c/0x38
 4958 13:55:29.192394  vent stamp: 0
 4959 13:55:29.202112  # [   55.828839] hardirqs last  enabled at (0): [[   62.295893]  full_proxy_write+0x56/0x80
 4960 13:55:29.205238  <0000000000000000>] 0x0
 4961 13:55:29.211878  # [   55.835840] hardirqs last disabled[   62.306393]  vfs_write+0xea/0x390
 4962 13:55:29.215579  [   62.316308]  ksys_write+0x68/0xe0
 4963 13:55:29.222296   at (0): [<ffffffffb4cf9f9c>] copy_process+0x63c/0x1c80
 4964 13:55:29.225473  # [   5[   62.320012]  do_syscall_64+0x33/0x40
 4965 13:55:29.231828  [   62.330213]  entry_SYSCALL_64_after_hwframe+0x44/0xa9
 4966 13:55:29.241944  5.844976] softirqs last  enabled at (0): [<ffffffffb4cf9f9c>] co[   62.335855] RIP: 0033:0x7f8413374f33
 4967 13:55:29.265050  [   62.346054] Code: 8b 15 61 ef 0c 00 f7 d8 64 89 02 48 c7 c0 ff ff ff ff eb b7 0f 1f 00 64 8b 04 25 18 00 00 00 85 c0 75 14 b8 01 00 00 00 0f 05 <48> 3d 00 f0 ff ff 77 55 c3 0f 1f 40 00 48 83 ec 28 48 89 54 24 18
 4968 13:55:29.265248  py_process+0x63c/0x1c80
 4969 13:55:29.277998  # [   55.854110] softirqs last disabled[   62.367044] RSP: 002b:00007ffdb0fbf268 EFLAGS: 00000246 ORIG_RAX: 0000000000000001
 4970 13:55:29.284837  [   62.381711] RAX: ffffffffffffffda RBX: 0000000000000016 RCX: 00007f8413374f33
 4971 13:55:29.294587  [   62.389697] RDX: 0000000000000016 RSI: 00007f8413265000 RDI: 0000000000000001
 4972 13:55:29.298051   at (0): [<0000000000000000>] 0x0
 4973 13:55:29.307797  # [   55.861110] CPU: 2 PID: [   62.397711] RBP: 00007f8413265000 R08: 00007f8413264010 R09: 0000000000000000
 4974 13:55:29.317718  [   62.411895] R10: 00007f841346f1c0 R11: 0000000000000246 R12: 0000000000000001
 4975 13:55:29.324351  [   62.419868] R13: 0000000000000001 R14: 0000000000020000 R15: 0000000000020000
 4976 13:55:29.330746  1698 Comm: cat Tainted: G      D W         5.10.129-cip12 #1
 4977 13:55:29.334062  # [   62.427844] irq event stamp: 0
 4978 13:55:29.340640  [   62.437460] hardirqs last  enabled at (0): [<0000000000000000>] 0x0
 4979 13:55:29.357168  [   55.869760] Hardware name: Google Rammus/Rammus, BIOS  09/04/[   62.444466] hardirqs last disabled at (0): [<ffffffffb4cf9f9c>] copy_process+0x63c/0x1c80
 4980 13:55:29.363729  [   62.459812] softirqs last  enabled at (0): [<ffffffffb4cf9f9c>] copy_process+0x63c/0x1c80
 4981 13:55:29.367151  2020
 4982 13:55:29.367240  # [   55.876563] Call Trace:
 4983 13:55:29.376941  # [   55.879290]  dump_stack[   62.468954] softirqs last disabled at (0): [<0000000000000000>] 0x0
 4984 13:55:29.380113  +0x77/0x97
 4985 13:55:29.383753  # [   55.882979]  ___might_sleep.cold+0xa6/0xb6
 4986 13:55:29.390115  # [[   62.482170] ---[ end trace 292ac93e2897705b ]---
 4987 13:55:29.393685     55.887541]  exit_signals+0x1c/0x2d0
 4988 13:55:29.400252  # [   55.891531]  do_exi[   62.493545] lkdtm: Overflow detected: saturated
 4989 13:55:29.403484  t+0xd5/0xb00
 4990 13:55:29.406854  # [   55.895033]  ? ksys_write+0x68/0xe0
 4991 13:55:29.410057  # [   55.898926]  rewind_stack_do_exit+0x17/0x20
 4992 13:55:29.416589  # [   55.903593] RIP: 0033:0x7f565e356f33
 4993 13:55:29.436201  # [   55.907582] Code: 8b 15 61 ef 0c 00 f7 d8 64 89 02 48 c7 c0 ff ff ff ff eb b7 0f 1f 00 64 8b 04 25 18 00 00 00 85 c0 75 14 b8 01 00 00 00 0f 05 <48> 3d 00 f0 ff ff 77 55 c3 0f 1f 40 00 48 83 ec 28 48 89 54 24 18
 4994 13:55:29.446077  # [   55.928562] RSP: 002b:00007ffe665217e8 EFLAGS: 00000246 ORIG_RAX: 0000000000000001
 4995 13:55:29.452745  # [   55.937017] RAX: ffffffffffffffda RBX: 000000000000000d RCX: 00007f565e356f33
 4996 13:55:29.462974  # [   55.944985] RDX: 000000000000000d RSI: 00007f565e247000 RDI: 0000000000000001
 4997 13:55:29.469684  # [   55.952955] RBP: 00007f565e247000 R08: 00007f565e246010 R09: 0000000000000000
 4998 13:55:29.479362  # [   55.960925] R10: 00007f565e4511c0 R11: 0000000000000246 R12: 0000000000000001
 4999 13:55:29.489430  # [   55.968895] R13: 0000000000000001 R[   62.579450] lkdtm: Performing direct entry REFCOUNT_INC_NOT_ZERO_OVERFLOW
 5000 13:55:29.493055  14: 0000000000020000 R15: 0000000000020000
 5001 13:55:29.502613  # EXEC_KMALLOC: saw [   62.593204] lkdtm: attempting bad refcount_inc_not_zero() overflow
 5002 13:55:29.506161  'call trace:': ok
 5003 13:55:29.509340  ok 32 selftests: lkdtm: EXEC_KMALLOC.sh
 5004 13:55:29.512494  # se[   62.606325] ------------[ cut here ]------------
 5005 13:55:29.519280  [   62.617712] refcount_t: saturated; leaking memory.
 5006 13:55:29.522334  lftests: lkdtm: EXEC_VMALLOC.sh
 5007 13:55:29.522831  # Killed
 5008 13:55:29.535505  # [   56.131789] lkdt[   62.623095] WARNING: CPU: 1 PID: 2116 at lib/refcount.c:19 refcount_warn_saturate+0x87/0xf0
 5009 13:55:29.538950  m: Performing direct entry EXEC_VMALLOC
 5010 13:55:29.568904  # [   56.138140] lkdtm:[   62.638608] Modules linked in: fuse ip_tables cros_ec_sensors cros_ec_sensors_core industrialio_triggered_buffer kfifo_buf industrialio cros_ec_sysfs cros_ec_lightbar cros_ec_chardev cros_ec_debugfs cros_ec_sensorhub x86_pkg_temp_thermal cros_ec_dev cros_usbpd_notify
 5011 13:55:29.575292  [   62.671251] CPU: 1 PID: 2116 Comm: cat Tainted: G      D W         5.10.129-cip12 #1
 5012 13:55:29.581705   attempting ok execution at ffffffffb54b1f00
 5013 13:55:29.588333  # [   56.150875] l[   62.679929] Hardware name: Google Rammus/Rammus, BIOS  09/04/2020
 5014 13:55:29.595107  kdtm: attempting bad execution at ffffa1b4c062f000
 5015 13:55:29.601608  # [   56.163[   62.692949] RIP: 0010:refcount_warn_saturate+0x87/0xf0
 5016 13:55:29.627788  746] kernel tried to execute NX-protected page - exploit attempt[   62.704902] Code: 05 ea 1d 76 01 01 e8 be 1b 93 00 0f 0b c3 80 3d dd 1d 76 01 00 75 b4 48 c7 c7 80 be 45 b6 c6 05 cd 1d 76 01 01 e8 9f 1b 93 00 <0f> 0b c3 80 3d bb 1d 76 01 00 75 95 48 c7 c7 d8 be 45 b6 c6 05 ab
 5017 13:55:29.630946  ? (uid: 0)
 5018 13:55:29.640894  # [   56.178304] BUG: unable to handle page fault fo[   62.732097] RSP: 0018:ffffa1b4c2967e38 EFLAGS: 00010282
 5019 13:55:29.644183  r address: ffffa1b4c062f000
 5020 13:55:29.650746  [   62.732100] RAX: 0000000000000000 RBX: 000000007fffffff RCX: 0000000000000000
 5021 13:55:29.661007  [   62.732101] RDX: ffff8cd9bacac660 RSI: ffff8cd9bac9bf70 RDI: ffff8cd9bac9bf70
 5022 13:55:29.674256  # [   56.185983] #PF: supervisor instruction fetch in kernel mod[   62.732101] RBP: ffffffffb64c0060 R08: 0000000000000000 R09: 0000000000000000
 5023 13:55:29.680850  [   62.732102] R10: 00000000ffffe000 R11: 3fffffffffffffff R12: 000000000000001f
 5024 13:55:29.690703  [   62.732105] R13: ffffa1b4c2967f10 R14: ffffa1b4c2967f10 R15: ffff8cd94287b000
 5025 13:55:29.697334  [   62.793029] FS:  00007f03929ef580(0000) GS:ffff8cd9bac80000(0000) knlGS:0000000000000000
 5026 13:55:29.697824  e
 5027 13:55:29.710028  # [   56.192302] #PF: error_code(0x0011) - permissions violat[   62.802071] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
 5028 13:55:29.710116  ion
 5029 13:55:29.723406  # [   56.198524] PGD 100000067 P4D 100000067 PUD 10020b067 [   62.814700] CR2: 00007f0392808000 CR3: 00000001040f2006 CR4: 00000000003706e0
 5030 13:55:29.730453  PMD 105504067 PTE 800000010542e063
 5031 13:55:29.733614  # [   56.207571] Oops: 0011 [   62.828887] Call Trace:
 5032 13:55:29.737080  [#8] SMP PTI
 5033 13:55:29.746889  # [   56.211462] CPU: 0 PID: 1734 Comm: cat Tainte[   62.837835]  __refcount_add_not_zero.constprop.0+0x2a/0x31
 5034 13:55:29.750134  d: G      D W         5.10.129-cip12 #1
 5035 13:55:29.760116  # [   56.220111] Hardwa[   62.850176]  lkdtm_REFCOUNT_INC_NOT_ZERO_OVERFLOW+0x3e/0x72
 5036 13:55:29.763453  [   62.862614]  direct_entry.cold+0x2c/0x38
 5037 13:55:29.766766  re name: Google Rammus/Rammus, BIOS  09/04/2020
 5038 13:55:29.773280  # [   56.226917[   62.867007]  full_proxy_write+0x56/0x80
 5039 13:55:29.776821  ] RIP: 0010:0xffffa1b4c062f000
 5040 13:55:29.783145  # [   56.231285] Code: Unable to[   62.877493]  vfs_write+0xea/0x390
 5041 13:55:29.789928   access opcode bytes at RIP 0xffffa1b4c062efd6.
 5042 13:55:29.793146  # [   56.238955[   62.887407]  ksys_write+0x68/0xe0
 5043 13:55:29.799997  ] RSP: 0018:ffffa1b4c2347e38 EFLAGS: 00010246
 5044 13:55:29.803193  # [   56.244788] [   62.897325]  do_syscall_64+0x33/0x40
 5045 13:55:29.816483  RAX: 0000000000000033 RBX: 0000000000000001 RCX: 000000000000000[   62.907532]  entry_SYSCALL_64_after_hwframe+0x44/0xa9
 5046 13:55:29.816932  0
 5047 13:55:29.826154  # [   56.252758] RDX: 0000000000000000 RSI: ffff8cd9bac1bf70 [   62.919387] RIP: 0033:0x7f0392917f33
 5048 13:55:29.829468  RDI: ffff8cd9bac1bf70
 5049 13:55:29.852310  # [   56.260728] RBP: ffffa1b4c062f000 R0[   62.929594] Code: 8b 15 61 ef 0c 00 f7 d8 64 89 02 48 c7 c0 ff ff ff ff eb b7 0f 1f 00 64 8b 04 25 18 00 00 00 85 c0 75 14 b8 01 00 00 00 0f 05 <48> 3d 00 f0 ff ff 77 55 c3 0f 1f 40 00 48 83 ec 28 48 89 54 24 18
 5050 13:55:29.855894  8: 0000000000000000 R09: 0000000000000000
 5051 13:55:29.868969  # [   56.268708] R10:[   62.956793] RSP: 002b:00007ffcfc7593b8 EFLAGS: 00000246 ORIG_RAX: 0000000000000001
 5052 13:55:29.875620  [   62.971467] RAX: ffffffffffffffda RBX: 000000000000001f RCX: 00007f0392917f33
 5053 13:55:29.882173   00000000ffffe000 R11: 3fffffffffffffff R12: 000000000000000d
 5054 13:55:29.888966  #[   62.979441] RDX: 000000000000001f RSI: 00007f0392808000 RDI: 0000000000000001
 5055 13:55:29.898775  [   62.993622] RBP: 00007f0392808000 R08: 00007f0392807010 R09: 0000000000000000
 5056 13:55:29.912136   [   56.276679] R13: ffffa1b4c2347f10 R14: ffffa1b4c2347f10 R15:[   63.001595] R10: 00007f0392a121c0 R11: 0000000000000246 R12: 0000000000000001
 5057 13:55:29.921739  [   63.015775] R13: 0000000000000001 R14: 0000000000020000 R15: 0000000000020000
 5058 13:55:29.922270   ffff8cd94542e000
 5059 13:55:29.928400  # [   56.284658] FS:  00007fa048fd9580(0000) [   63.023752] irq event stamp: 0
 5060 13:55:29.938323  [   63.033365] hardirqs last  enabled at (0): [<0000000000000000>] 0x0
 5061 13:55:29.941723  GS:ffff8cd9bac00000(0000) knlGS:0000000000000000
 5062 13:55:29.951279  # [   56.29370[   63.040369] hardirqs last disabled at (0): [<ffffffffb4cf9f9c>] copy_process+0x63c/0x1c80
 5063 13:55:29.957981  6] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
 5064 13:55:29.968171  # [   56.3[   63.055713] softirqs last  enabled at (0): [<ffffffffb4cf9f9c>] copy_process+0x63c/0x1c80
 5065 13:55:29.974447  [   63.071064] softirqs last disabled at (0): [<0000000000000000>] 0x0
 5066 13:55:29.984305  00121] CR2: ffffa1b4c062efd6 CR3: 0000000104f20003 CR4: 00000000[   63.078067] ---[ end trace 292ac93e2897705c ]---
 5067 13:55:29.987736  003706f0
 5068 13:55:29.990975  # [   56.308091] Call Trace:
 5069 13:55:29.997533  # [   56.310819]  ? exec[   63.089432] lkdtm: Overflow detected: saturated
 5070 13:55:30.000839  ute_location+0x48/0x56
 5071 13:55:30.004378  # [   56.315299]  ? lkdtm_EXEC_VMALLOC+0x20/0x30
 5072 13:55:30.007607  # [   56.319957]  ? direct_entry.cold+0x2c/0x38
 5073 13:55:30.014281  # [   56.324528]  ? full_proxy_write+0x56/0x80
 5074 13:55:30.017415  # [   56.329004]  ? vfs_write+0xea/0x390
 5075 13:55:30.020867  # [   56.332895]  ? ksys_write+0x68/0xe0
 5076 13:55:30.027149  # [   56.336787]  ? do_syscall_64+0x33/0x40
 5077 13:55:30.033883  # [   56.340971]  ? entry_SYSCALL_64_after_hwframe+0x44/0xa9
 5078 13:55:30.060258  # [   56.346806] Modules linked in: fuse ip_tables cros_ec_sensors cros_ec_sensors_core industrialio_triggered_buffer kfifo_buf industrialio cros_ec_sysfs cros_ec_lightbar cros_ec_chardev cros_ec_debugfs cros_ec_sensorhub x86_pkg_temp_thermal cros_ec_dev cros_usbpd_notify
 5079 13:55:30.063611  # [   56.373249] CR2: ffffa1b4c062f000
 5080 13:55:30.066600  # [   56.376938] ---[ end trace 292ac93e28977051 ]---
 5081 13:55:30.073451  # [   56.382092] RIP: 0010:lkdtm_BUG+0x5/0x10
 5082 13:55:30.093483  # [   56.386469] Code: 5b a5 ff 48 c7 c0 ea ff ff ff eb e2 48 c7 c0 ea ff ff ff c3 48 c7 c0 f4 ff ff ff eb d1 cc cc cc cc cc cc cc cc 0f 1f 44 00 00 <0f> 0b 66 0f 1f 84 00 00 00 00 00 0f 1f 44 00 00 83 05 e0 19 70 02
 5083 13:55:30.099644  # [   56.407455] RSP: 0018:ffffa1b4c147fe60 EFLAGS: 00010286
 5084 13:55:30.109413  # [   56.413286] RAX: ffffffffb54b1b30 RBX: 0000000000000001 RCX: 0000000000000000
 5085 13:55:30.122767  # [   56.421255] RDX: 0000000000000000 RSI: ffff8cd9bad1bf70 RDI: ffffffff[   63.218152] lkdtm: Performing direct entry REFCOUNT_ADD_NOT_ZERO_OVERFLOW
 5086 13:55:30.123307  b60d9a70
 5087 13:55:30.136289  # [   56.429226] RBP: ffffffffb651b5e8 R08: 0000000000[   63.226412] lkdtm: attempting bad refcount_add_not_zero() overflow
 5088 13:55:30.139121  000001 R09: 0000000000000001
 5089 13:55:30.145973  # [   56.437197] R10: 00000000ffff[   63.239563] ------------[ cut here ]------------
 5090 13:55:30.152591  e000 R11: 3fffffffffffffff R12: 0000000000000004
 5091 13:55:30.159121  # [   56.44516[   63.250929] refcount_t: saturated; leaking memory.
 5092 13:55:30.175418  5] R13: ffffa1b4c147ff10 R14: ffffa1b4c147ff10 R15: ffff8cd944cd[   63.262522] WARNING: CPU: 0 PID: 2148 at lib/refcount.c:19 refcount_warn_saturate+0x87/0xf0
 5093 13:55:30.175991  f000
 5094 13:55:30.208616  # [   56.453134] FS:  00007fa048fd9580(0000) GS:ffff8cd9ba[   63.278031] Modules linked in: fuse ip_tables cros_ec_sensors cros_ec_sensors_core industrialio_triggered_buffer kfifo_buf industrialio cros_ec_sysfs cros_ec_lightbar cros_ec_chardev cros_ec_debugfs cros_ec_sensorhub x86_pkg_temp_thermal cros_ec_dev cros_usbpd_notify
 5095 13:55:30.211741  c00000(0000) knlGS:0000000000000000
 5096 13:55:30.222062  # [   56.462173] CS:  0010 [   63.310693] CPU: 0 PID: 2148 Comm: cat Tainted: G      D W         5.10.129-cip12 #1
 5097 13:55:30.225136  DS: 0000 ES: 0000 CR0: 0000000080050033
 5098 13:55:30.235065  # [   56.468588] CR2: f[   63.325573] Hardware name: Google Rammus/Rammus, BIOS  09/04/2020
 5099 13:55:30.241582  fffa1b4c062efd6 CR3: 0000000104f20003 CR4: 00000000003706f0
 5100 13:55:30.248085  # E[   63.338599] RIP: 0010:refcount_warn_saturate+0x87/0xf0
 5101 13:55:30.251403  XEC_VMALLOC: saw 'call trace:': ok
 5102 13:55:30.274444  ok 33 selftests: lkdtm: EXEC[   63.350538] Code: 05 ea 1d 76 01 01 e8 be 1b 93 00 0f 0b c3 80 3d dd 1d 76 01 00 75 b4 48 c7 c7 80 be 45 b6 c6 05 cd 1d 76 01 01 e8 9f 1b 93 00 <0f> 0b c3 80 3d bb 1d 76 01 00 75 95 48 c7 c7 d8 be 45 b6 c6 05 ab
 5103 13:55:30.275110  _VMALLOC.sh
 5104 13:55:30.277702  # selftests: lkdtm: EXEC_RODATA.sh
 5105 13:55:30.281218  # Killed
 5106 13:55:30.287724  # [  [   63.377775] RSP: 0018:ffffa1b4c29cfe38 EFLAGS: 00010282
 5107 13:55:30.290982   56.598399] lkdtm: Performing direct entry EXEC_RODATA
 5108 13:55:30.300981  # [   56[   63.389868] RAX: 0000000000000000 RBX: 000000007fffffff RCX: 0000000000000000
 5109 13:55:30.307537  .606705] lkdtm: attempting ok execution at ffffffffb54b1f00
 5110 13:55:30.314116  # [[   63.404026] RDX: ffff8cd9bac2c660 RSI: ffff8cd9bac1bf70 RDI: ffff8cd9bac1bf70
 5111 13:55:30.327516     56.619437] lkdtm: attempting bad execution at ffffffffb60d9f0[   63.418244] RBP: ffffffffb64c0080 R08: 0000000000000000 R09: 0000000000000000
 5112 13:55:30.330687  0
 5113 13:55:30.344196  # [   56.632268] kernel tried to execute NX-protected page - [   63.432417] R10: 00000000ffffe000 R11: 3fffffffffffffff R12: 000000000000001f
 5114 13:55:30.347499  exploit attempt? (uid: 0)
 5115 13:55:30.357269  # [   56.646840] BUG: unable to handl[   63.446628] R13: ffffa1b4c29cff10 R14: ffffa1b4c29cff10 R15: ffff8cd9448d1000
 5116 13:55:30.360474  e page fault for address: ffffffffb60d9f00
 5117 13:55:30.373970  # [   56.654520] #PF[   63.460797] FS:  00007f8c2f843580(0000) GS:ffff8cd9bac00000(0000) knlGS:0000000000000000
 5118 13:55:30.377011  : supervisor instruction fetch in kernel mode
 5119 13:55:30.383744  # [   56.660839] [   63.476074] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
 5120 13:55:30.390330  #PF: error_code(0x0011) - permissions violation
 5121 13:55:30.400225  # [   56.667061[   63.488697] CR2: 00007f8c2f65c000 CR3: 00000001035f2006 CR4: 00000000003706f0
 5122 13:55:30.406889  ] PGD 138229067 P4D 138229067 PUD 13822a063 PMD 8000000137c000e1[   63.502910] Call Trace:
 5123 13:55:30.410132   
 5124 13:55:30.413200  # [   56.674841] Oops: 0011 [#9] SMP PTI
 5125 13:55:30.419974  # [   56.678732] CP[   63.511846]  __refcount_add_not_zero.constprop.0+0x2a/0x31
 5126 13:55:30.433279  U: 1 PID: 1770 Comm: cat Tainted: G      D W         5.10.129-ci[   63.524196]  lkdtm_REFCOUNT_ADD_NOT_ZERO_OVERFLOW+0x3e/0x72
 5127 13:55:30.433775  p12 #1
 5128 13:55:30.443061  # [   56.687382] Hardware name: Google Rammus/Rammus, BI[   63.536628]  direct_entry.cold+0x2c/0x38
 5129 13:55:30.446305  OS  09/04/2020
 5130 13:55:30.453095  # [   56.694189] RIP: 0010:lkdtm_rodata_do_nothi[   63.547242]  full_proxy_write+0x56/0x80
 5131 13:55:30.456198  ng+0x0/0x10
 5132 13:55:30.462684  # [   56.699926] Code: ff ff d9 a2 af b5 ff ff ff f[   63.557728]  vfs_write+0xea/0x390
 5133 13:55:30.472937  f ca 05 4c b6 ff ff ff ff 8f 8a af b5 ff ff ff ff 55 aa 55 aa 00[   63.567665]  ksys_write+0x68/0xe0
 5134 13:55:30.482502   00 00 00 00 00 00 00 00 00 00 00 <c3> 00 00 00 00 00 00 00 00 0[   63.577565]  do_syscall_64+0x33/0x40
 5135 13:55:30.489325  0 00 00 00 00 00 00 54 68 69 73 20 69
 5136 13:55:30.495799  # [   56.727124] RSP: 001[   63.587796]  entry_SYSCALL_64_after_hwframe+0x44/0xa9
 5137 13:55:30.498976  8:ffffa1b4c23ffe48 EFLAGS: 00010246
 5138 13:55:30.505803  # [   56.732951] RAX: 00000[   63.599646] RIP: 0033:0x7f8c2f76bf33
 5139 13:55:30.512165  00000000033 RBX: 0000000000000000 RCX: 0000000000000000
 5140 13:55:30.532103  # [   5[   63.609856] Code: 8b 15 61 ef 0c 00 f7 d8 64 89 02 48 c7 c0 ff ff ff ff eb b7 0f 1f 00 64 8b 04 25 18 00 00 00 85 c0 75 14 b8 01 00 00 00 0f 05 <48> 3d 00 f0 ff ff 77 55 c3 0f 1f 40 00 48 83 ec 28 48 89 54 24 18
 5141 13:55:30.548465  6.740921] RDX: 0000000000000000 RSI: ffff8cd9bac9bf70 RDI: ffff8[   63.637052] RSP: 002b:00007ffc554af9c8 EFLAGS: 00000246 ORIG_RAX: 0000000000000001
 5142 13:55:30.548930  cd9bac9bf70
 5143 13:55:30.561641  # [   56.748892] RBP: ffffffffb60d9f00 R08: 0000000[   63.651740] RAX: ffffffffffffffda RBX: 000000000000001f RCX: 00007f8c2f76bf33
 5144 13:55:30.565097  000000000 R09: 0000000000000000
 5145 13:55:30.578286  # [   56.756861] R10: 00000000f[   63.665921] RDX: 000000000000001f RSI: 00007f8c2f65c000 RDI: 0000000000000001
 5146 13:55:30.584724  [   63.680096] RBP: 00007f8c2f65c000 R08: 00007f8c2f65b010 R09: 0000000000000000
 5147 13:55:30.588123  fffe000 R11: 3fffffffffffffff R12: 000000000000000c
 5148 13:55:30.597945  # [   56.76[   63.688095] R10: 00007f8c2f8661c0 R11: 0000000000000246 R12: 0000000000000001
 5149 13:55:30.614656  4830] R13: ffffa1b4c23fff10 R14: ffffa1b4c23fff10 R15: ffff8cd94[   63.702270] R13: 0000000000000001 R14: 0000000000020000 R15: 0000000000020000
 5150 13:55:30.615281  38dc000
 5151 13:55:30.621363  # [   56.772801] FS:  00007fad9706a580(0000) GS:ffff8cd[   63.716463] irq event stamp: 0
 5152 13:55:30.631183  [   63.726069] hardirqs last  enabled at (0): [<0000000000000000>] 0x0
 5153 13:55:30.634373  9bac80000(0000) knlGS:0000000000000000
 5154 13:55:30.644039  # [   56.781830] CS:  00[   63.733082] hardirqs last disabled at (0): [<ffffffffb4cf9f9c>] copy_process+0x63c/0x1c80
 5155 13:55:30.650731  10 DS: 0000 ES: 0000 CR0: 0000000080050033
 5156 13:55:30.660589  # [   56.788245] CR2[   63.748444] softirqs last  enabled at (0): [<ffffffffb4cf9f9c>] copy_process+0x63c/0x1c80
 5157 13:55:30.667144  : ffffffffb60d9f00 CR3: 0000000105cbc005 CR4: 00000000003706e0
 5158 13:55:30.673934  [   63.763779] softirqs last disabled at (0): [<0000000000000000>] 0x0
 5159 13:55:30.677001  [   63.776994] ---[ end trace 292ac93e2897705d ]---
 5160 13:55:30.680212  # [   56.796214] Call Trace:
 5161 13:55:30.690447  # [   56.798942]  ? execute_locati[   63.782188] lkdtm: Overflow detected: saturated
 5162 13:55:30.691170  on+0x48/0x56
 5163 13:55:30.696715  # [   56.803417]  ? direct_entry.cold+0x2c/0x38
 5164 13:55:30.700121  # [   56.814204]  ? full_proxy_write+0x56/0x80
 5165 13:55:30.703490  # [   56.818680]  ? vfs_write+0xea/0x390
 5166 13:55:30.709497  # [   56.822593]  ? ksys_write+0x68/0xe0
 5167 13:55:30.712960  # [   56.826484]  ? do_syscall_64+0x33/0x40
 5168 13:55:30.719375  # [   56.830662]  ? entry_SYSCALL_64_after_hwframe+0x44/0xa9
 5169 13:55:30.745859  # [   56.836497] Modules linked in: fuse ip_tables cros_ec_sensors cros_ec_sensors_core industrialio_triggered_buffer kfifo_buf industrialio cros_ec_sysfs cros_ec_lightbar cros_ec_chardev cros_ec_debugfs cros_ec_sensorhub x86_pkg_temp_thermal cros_ec_dev cros_usbpd_notify
 5170 13:55:30.748982  # [   56.869140] CR2: ffffffffb60d9f00
 5171 13:55:30.755727  # [   56.872836] ---[ end trace 292ac93e28977052 ]---
 5172 13:55:30.758917  # [   56.877991] RIP: 0010:lkdtm_BUG+0x5/0x10
 5173 13:55:30.768802  # [   56.882360] Code: 5b a5 ff 48 c7 c0 ea ff ff [   63.867126] lkdtm: Performing direct entry REFCOUNT_DEC_ZERO
 5174 13:55:30.775482  [   63.874354] lkdtm: attempting good refcount_dec()
 5175 13:55:30.782351  [   63.879618] lkdtm: attempting bad refcount_dec() to zero
 5176 13:55:30.792072  ff eb e2 48 c7 c0 ea ff ff ff c3 48 c7 c0 f4 ff ff ff eb d1 cc c[   63.885560] ------------[ cut here ]------------
 5177 13:55:30.805251  c cc cc cc cc cc cc 0f 1f 44 00 00 <0f> 0b 66 0f 1f 84 00 00 00 [   63.896933] refcount_t: decrement hit 0; leaking memory.
 5178 13:55:30.808549  00 00 0f 1f 44 00 00 83 05 e0 19 70 02
 5179 13:55:30.821990  # [   56.903334] RSP: 00[   63.909098] WARNING: CPU: 3 PID: 2180 at lib/refcount.c:31 refcount_warn_saturate+0xdf/0xf0
 5180 13:55:30.825398  18:ffffa1b4c147fe60 EFLAGS: 00010286
 5181 13:55:30.855062  # [   56.909168] RAX: ffff[   63.924650] Modules linked in: fuse ip_tables cros_ec_sensors cros_ec_sensors_core industrialio_triggered_buffer kfifo_buf industrialio cros_ec_sysfs cros_ec_lightbar cros_ec_chardev cros_ec_debugfs cros_ec_sensorhub x86_pkg_temp_thermal cros_ec_dev cros_usbpd_notify
 5182 13:55:30.861729  [   63.957311] CPU: 3 PID: 2180 Comm: cat Tainted: G      D W         5.10.129-cip12 #1
 5183 13:55:30.868328  [   63.965992] Hardware name: Google Rammus/Rammus, BIOS  09/04/2020
 5184 13:55:30.874650  [   63.972803] RIP: 0010:refcount_warn_saturate+0xdf/0xf0
 5185 13:55:30.894698  [   63.978574] Code: ff 48 c7 c7 30 bf 45 b6 c6 05 86 1d 76 01 01 e8 5d 1b 93 00 0f 0b c3 48 c7 c7 00 bf 45 b6 c6 05 71 1d 76 01 01 e8 47 1b 93 00 <0f> 0b c3 66 66 2e 0f 1f 84 00 00 00 00 00 0f 1f 00 8b 07 3d 00 00
 5186 13:55:30.901246  [   63.999560] RSP: 0018:ffffa1b4c2a2fe48 EFLAGS: 00010286
 5187 13:55:30.911249  [   64.005427] RAX: 0000000000000000 RBX: 000000000000002f RCX: 0000000000000000
 5188 13:55:30.914841  ffffb54b1b30 RBX: 0000000000000001 RCX: 0000000000000000
 5189 13:55:30.924363  # [   [   64.013403] RDX: ffff8cd9badac660 RSI: ffff8cd9bad9bf70 RDI: ffff8cd9bad9bf70
 5190 13:55:30.931147  [   64.027591] RBP: ffffffffb64c0439 R08: 0000000000000000 R09: 0000000000000000
 5191 13:55:30.940728  [   64.035563] R10: 00000000ffffe000 R11: 3fffffffffffffff R12: 0000000000000012
 5192 13:55:30.947333  [   64.043536] R13: ffffa1b4c2a2ff10 R14: ffffa1b4c2a2ff10 R15: ffff8cd942865000
 5193 13:55:30.957144  [   64.051508] FS:  00007f3d8f5a2580(0000) GS:ffff8cd9bad80000(0000) knlGS:0000000000000000
 5194 13:55:30.963731  [   64.060547] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
 5195 13:55:30.970314  [   64.066965] CR2: 00007f3d8f3bb000 CR3: 0000000105532005 CR4: 00000000003706e0
 5196 13:55:30.973604  [   64.074937] Call Trace:
 5197 13:55:30.986995  56.917137] RDX: 0000000000000000 RSI: ffff8cd9bad1bf70 RDI: ffff[   64.077670]  lkdtm_REFCOUNT_DEC_ZERO+0x4d/0xb9
 5198 13:55:30.990023  [   64.088847]  direct_entry.cold+0x2c/0x38
 5199 13:55:30.993444  [   64.093230]  full_proxy_write+0x56/0x80
 5200 13:55:30.996756  ffffb60d9a70
 5201 13:55:31.003370  # [   56.925106] RBP: ffffffffb651b5e8 R08: 000000[   64.097538]  vfs_write+0xea/0x390
 5202 13:55:31.006734  [   64.107452]  ksys_write+0x68/0xe0
 5203 13:55:31.013223  [   64.111152]  do_syscall_64+0x33/0x40
 5204 13:55:31.016727  [   64.115142]  entry_SYSCALL_64_after_hwframe+0x44/0xa9
 5205 13:55:31.019885  [   64.120785] RIP: 0033:0x7f3d8f4caf33
 5206 13:55:31.043086  [   64.124775] Code: 8b 15 61 ef 0c 00 f7 d8 64 89 02 48 c7 c0 ff ff ff ff eb b7 0f 1f 00 64 8b 04 25 18 00 00 00 85 c0 75 14 b8 01 00 00 00 0f 05 <48> 3d 00 f0 ff ff 77 55 c3 0f 1f 40 00 48 83 ec 28 48 89 54 24 18
 5207 13:55:31.049744  [   64.145763] RSP: 002b:00007ffd7ec2a3b8 EFLAGS: 00000246 ORIG_RAX: 0000000000000001
 5208 13:55:31.059598  [   64.154220] RAX: ffffffffffffffda RBX: 0000000000000012 RCX: 00007f3d8f4caf33
 5209 13:55:31.066096  [   64.162190] RDX: 0000000000000012 RSI: 00007f3d8f3bb000 RDI: 0000000000000001
 5210 13:55:31.075953  [   64.170152] RBP: 00007f3d8f3bb000 R08: 00007f3d8f3ba010 R09: 0000000000000000
 5211 13:55:31.082635  [   64.178113] R10: 00007f3d8f5c51c0 R11: 0000000000000246 R12: 0000000000000001
 5212 13:55:31.089183  [   64.186084] R13: 0000000000000001 R14: 0000000000020000 R15: 0000000000020000
 5213 13:55:31.092510  [   64.194059] irq event stamp: 0
 5214 13:55:31.102416  [   64.197467] hardirqs last  enabled at (0): [<0000000000000000>] 0x0
 5215 13:55:31.109111  [   64.204470] hardirqs last disabled at (0): [<ffffffffb4cf9f9c>] copy_process+0x63c/0x1c80
 5216 13:55:31.119199  [   64.213608] softirqs last  enabled at (0): [<ffffffffb4cf9f9c>] copy_process+0x63c/0x1c80
 5217 13:55:31.125730  [   64.222747] softirqs last disabled at (0): [<0000000000000000>] 0x0
 5218 13:55:31.132223  [   64.229748] ---[ end trace 292ac93e2897705e ]---
 5219 13:55:31.135718  [   64.234902] lkdtm: Zero detected: saturated
 5220 13:55:31.138821  0000000001 R09: 0000000000000001
 5221 13:55:31.148538  # [   56.933076] R10: 00000000ffffe000 R11: 3fffffffffffffff R12: 0000000000000004
 5222 13:55:31.154860  # [   56.941044] R13: ffffa1b4c147ff10 R14: ffffa1b4c147ff10 R15: ffff8cd944cdf000
 5223 13:55:31.164494  # [   56.949014] FS:  00007fad9706a580(0000) GS:ffff8cd9bac80000(0000) knlGS:0000000000000000
 5224 13:55:31.171264  # [   56.958053] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
 5225 13:55:31.177695  # [   56.964470] CR2: ffffffffb60d9f00 CR3: 0000000105cbc005 CR4: 00000000003706e0
 5226 13:55:31.190918  # [   56.972441] BUG: sleeping function called from invalid context at include/linux/percpu-rwsem.h:49
 5227 13:55:31.197505  # [   56.982354] in_atomic(): 0, irqs_disabled(): 1, non_block: 0, pid: 1770, name: cat
 5228 13:55:31.204127  # [   56.990811] INFO: lockdep is turned off.
 5229 13:55:31.207508  # [   56.995187] irq event stamp: 0
 5230 13:55:31.214172  # [   56.998594] hardirqs last  enabled at (0): [<0000000000000000>] 0x0
 5231 13:55:31.223955  # [   57.005585] hardirqs last d[   64.314170] lkdtm: Performing direct entry REFCOUNT_DEC_NEGATIVE
 5232 13:55:31.230440  [   64.327107] lkdtm: attempting bad refcount_dec() below zero
 5233 13:55:31.237165  isabled at (0): [<ffffffffb4cf9f9c>] copy_process+0x63c/0x1c80
 5234 13:55:31.240528  [   64.333343] ------------[ cut here ]------------
 5235 13:55:31.253618  # [   57.014724] softirqs last  enabled at (0): [<ffffffffb4cf9f[   64.344712] refcount_t: decrement hit 0; leaking memory.
 5236 13:55:31.257164  9c>] copy_process+0x63c/0x1c80
 5237 13:55:31.266997  # [   57.023860] softirqs last d[   64.356876] WARNING: CPU: 2 PID: 2215 at lib/refcount.c:31 refcount_warn_saturate+0xdf/0xf0
 5238 13:55:31.293787  [   64.372414] Modules linked in: fuse ip_tables cros_ec_sensors cros_ec_sensors_core industrialio_triggered_buffer kfifo_buf industrialio cros_ec_sysfs cros_ec_lightbar cros_ec_chardev cros_ec_debugfs cros_ec_sensorhub x86_pkg_temp_thermal cros_ec_dev cros_usbpd_notify
 5239 13:55:31.300463  isabled at (0): [<0000000000000000>] 0x0
 5240 13:55:31.310602  # [   57.030862] CPU: [   64.398872] CPU: 2 PID: 2215 Comm: cat Tainted: G      D W         5.10.129-cip12 #1
 5241 13:55:31.316838  [   64.413758] Hardware name: Google Rammus/Rammus, BIOS  09/04/2020
 5242 13:55:31.330056  1 PID: 1770 Comm: cat Tainted: G      D W         5.10.129-cip12[   64.420576] RIP: 0010:refcount_warn_saturate+0xdf/0xf0
 5243 13:55:31.349632  [   64.432519] Code: ff 48 c7 c7 30 bf 45 b6 c6 05 86 1d 76 01 01 e8 5d 1b 93 00 0f 0b c3 48 c7 c7 00 bf 45 b6 c6 05 71 1d 76 01 01 e8 47 1b 93 00 <0f> 0b c3 66 66 2e 0f 1f 84 00 00 00 00 00 0f 1f 00 8b 07 3d 00 00
 5244 13:55:31.356342  [   64.453504] RSP: 0018:ffffa1b4c2abfe48 EFLAGS: 00010286
 5245 13:55:31.363100  [   64.459340] RAX: 0000000000000000 RBX: 0000000000000030 RCX: 0000000000000000
 5246 13:55:31.372747  [   64.467311] RDX: ffff8cd9bad2c660 RSI: ffff8cd9bad1bf70 RDI: ffff8cd9bad1bf70
 5247 13:55:31.379591  [   64.475274] RBP: ffffffffb64c044b R08: 0000000000000000 R09: 0000000000000000
 5248 13:55:31.389380  [   64.483246] R10: 00000000ffffe000 R11: 3fffffffffffffff R12: 0000000000000016
 5249 13:55:31.396095  [   64.491217] R13: ffffa1b4c2abff10 R14: ffffa1b4c2abff10 R15: ffff8cd94326c000
 5250 13:55:31.406011  [   64.499190] FS:  00007fbda75a9580(0000) GS:ffff8cd9bad00000(0000) knlGS:0000000000000000
 5251 13:55:31.412373  [   64.508231] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
 5252 13:55:31.418941  [   64.514664] CR2: 00007fbda73c2000 CR3: 000000010091e005 CR4: 00000000003706e0
 5253 13:55:31.419459   #1
 5254 13:55:31.428960  # [   57.039501] Hardware name: Google Rammus/Rammus, BIOS [   64.522637] Call Trace:
 5255 13:55:31.432144  [   64.531580]  lkdtm_REFCOUNT_DEC_NEGATIVE+0x37/0x5d
 5256 13:55:31.438633  [   64.536957]  direct_entry.cold+0x2c/0x38
 5257 13:55:31.442187  [   64.541339]  full_proxy_write+0x56/0x80
 5258 13:55:31.445616  [   64.545647]  vfs_write+0xea/0x390
 5259 13:55:31.448683  [   64.549347]  ksys_write+0x68/0xe0
 5260 13:55:31.451790  [   64.553049]  do_syscall_64+0x33/0x40
 5261 13:55:31.458488  [   64.557040]  entry_SYSCALL_64_after_hwframe+0x44/0xa9
 5262 13:55:31.461868  [   64.562684] RIP: 0033:0x7fbda74d1f33
 5263 13:55:31.484997  [   64.566677] Code: 8b 15 61 ef 0c 00 f7 d8 64 89 02 48 c7 c0 ff ff ff ff eb b7 0f 1f 00 64 8b 04 25 18 00 00 00 85 c0 75 14 b8 01 00 00 00 0f 05 <48> 3d 00 f0 ff ff 77 55 c3 0f 1f 40 00 48 83 ec 28 48 89 54 24 18
 5264 13:55:31.491732  [   64.587666] RSP: 002b:00007ffd2c6e2658 EFLAGS: 00000246 ORIG_RAX: 0000000000000001
 5265 13:55:31.501604  [   64.596125] RAX: ffffffffffffffda RBX: 0000000000000016 RCX: 00007fbda74d1f33
 5266 13:55:31.508429  [   64.604095] RDX: 0000000000000016 RSI: 00007fbda73c2000 RDI: 0000000000000001
 5267 13:55:31.518108  [   64.612057] RBP: 00007fbda73c2000 R08: 00007fbda73c1010 R09: 0000000000000000
 5268 13:55:31.518619   09/04/2020
 5269 13:55:31.521205  # [   57.046306] Call Trace:
 5270 13:55:31.531287  # [   57.049035]  dum[   64.620032] R10: 00007fbda75cc1c0 R11: 0000000000000246 R12: 0000000000000001
 5271 13:55:31.537921  [   64.634221] R13: 0000000000000001 R14: 0000000000020000 R15: 0000000000020000
 5272 13:55:31.541010  p_stack+0x77/0x97
 5273 13:55:31.547664  # [   57.052734]  ___might_sleep.cold+0xa6/0x[   64.642195] irq event stamp: 0
 5274 13:55:31.554190  [   64.651816] hardirqs last  enabled at (0): [<0000000000000000>] 0x0
 5275 13:55:31.563897  [   64.658844] hardirqs last disabled at (0): [<ffffffffb4cf9f9c>] copy_process+0x63c/0x1c80
 5276 13:55:31.573973  [   64.668008] softirqs last  enabled at (0): [<ffffffffb4cf9f9c>] copy_process+0x63c/0x1c80
 5277 13:55:31.580534  [   64.677146] softirqs last disabled at (0): [<0000000000000000>] 0x0
 5278 13:55:31.587112  [   64.684147] ---[ end trace 292ac93e2897705f ]---
 5279 13:55:31.590313  [   64.689305] lkdtm: Negative detected: saturated
 5280 13:55:31.590854  b6
 5281 13:55:31.597024  # [   57.063517]  exit_signals+0x1c/0x2d0
 5282 13:55:31.600207  # [   57.067504]  do_exit+0xd5/0xb00
 5283 13:55:31.603634  # [   57.071007]  ? ksys_write+0x68/0xe0
 5284 13:55:31.606861  # [   57.074889]  rewind_stack_do_exit+0x17/0x20
 5285 13:55:31.613486  # [   57.079548] RIP: 0033:0x7fad96f92f33
 5286 13:55:31.633350  # [   57.083537] Code: 8b 15 61 ef 0c 00 f7 d8 64 89 02 48 c7 c0 ff ff ff ff eb b7 0f 1f 00 64 8b 04 25 18 00 00 00 85 c0 75 14 b8 01 00 00 00 0f 05 <48> 3d 00 f0 ff ff 77 55 c3 0f 1f 40 00 48 83 ec 28 48 89 54 24 18
 5287 13:55:31.643288  # [   57.104511] RSP: 002b:00007ffcaf0f8238 EFLAGS: 00000246 ORIG_RAX: 0000000000000001
 5288 13:55:31.649817  # [   57.112967] RAX: ffffffffffffffda RBX: 000000000000000c RCX: 00007fad96f92f33
 5289 13:55:31.659520  # [   57.120938] RDX: 000000000000000c RSI: 00007fad96e83000 RDI: 0000000000000001
 5290 13:55:31.666161  # [   57.128908] RBP: 00007fad96e83000 R08: 00007fad96e82010 R09: 0000000000000000
 5291 13:55:31.676084  # [   57.136878] R10: 00007fad9708d1c0 R11: 0000000000000246 R12: 0000000000000001
 5292 13:55:31.682724  # [   57.144850] R13: 0000000000000001 R14: 0000000000020000 R15: 0000000000020000
 5293 13:55:31.686158  # EXEC_RODATA: saw 'call trace:': ok
 5294 13:55:31.689269  ok 34 selftests: lkdtm: EXEC_RODATA.sh
 5295 13:55:31.692542  # selftests: lkdtm: EXEC_USERSPACE.sh
 5296 13:55:31.696356  # Killed
 5297 13:55:31.702414  # [   57.241336] lkdtm: Performing direct entry EXEC_USERSPACE
 5298 13:55:31.708967  # [   57.252077] lkdtm: attempting ok execution at ffffffffb54b1f00
 5299 13:55:31.715343  # [   57.258602] lkdtm: attempting bad execution at 00007fd3306fe000
 5300 13:55:31.728784  # [   57.265223] unable to execute userspace code (SMEP?) (uid: 0)[   64.822761] lkdtm: Performing direct entry REFCOUNT_DEC_AND_TEST_NEGATIVE
 5301 13:55:31.741672  # [   57.271668] BUG: unable to handle page fault for address: [   64.832487] lkdtm: attempting bad refcount_dec_and_test() below zero
 5302 13:55:31.745157  00007fd3306fe000
 5303 13:55:31.755039  # [   57.279349] #PF: supervisor instruction f[   64.845806] ------------[ cut here ]------------
 5304 13:55:31.758231  [   64.857176] refcount_t: underflow; use-after-free.
 5305 13:55:31.761393  etch in kernel mode
 5306 13:55:31.774595  # [   57.285669] #PF: error_code(0x0011) - [   64.862558] WARNING: CPU: 1 PID: 2250 at lib/refcount.c:28 refcount_warn_saturate+0xa6/0xf0
 5307 13:55:31.778334  permissions violation
 5308 13:55:31.808007  # [   57.291891] PGD 8000000105c24067 P4D[   64.878073] Modules linked in: fuse ip_tables cros_ec_sensors cros_ec_sensors_core industrialio_triggered_buffer kfifo_buf industrialio cros_ec_sysfs cros_ec_lightbar cros_ec_chardev cros_ec_debugfs cros_ec_sensorhub x86_pkg_temp_thermal cros_ec_dev cros_usbpd_notify
 5309 13:55:31.814597   8000000105c24067 PUD 103272067 PMD 1031a7067 PTE 114c5f067
 5310 13:55:31.820829  # [[   64.910722] CPU: 1 PID: 2250 Comm: cat Tainted: G      D W         5.10.129-cip12 #1
 5311 13:55:31.823981     57.301614] Oops: 0011 [#10] SMP PTI
 5312 13:55:31.834425  # [   57.311817] CPU: 3 [   64.925593] Hardware name: Google Rammus/Rammus, BIOS  09/04/2020
 5313 13:55:31.847579  PID: 1806 Comm: cat Tainted: G      D W         5.10.129-cip12 #[   64.938617] RIP: 0010:refcount_warn_saturate+0xa6/0xf0
 5314 13:55:31.848098  1
 5315 13:55:31.873993  # [   57.320469] Hardware name: Google Rammus/Rammus, BIOS  0[   64.950570] Code: 05 cd 1d 76 01 01 e8 9f 1b 93 00 0f 0b c3 80 3d bb 1d 76 01 00 75 95 48 c7 c7 d8 be 45 b6 c6 05 ab 1d 76 01 01 e8 80 1b 93 00 <0f> 0b c3 80 3d 9a 1d 76 01 00 0f 85 72 ff ff ff 48 c7 c7 30 bf 45
 5316 13:55:31.874501  9/04/2020
 5317 13:55:31.880369  # [   57.327276] RIP: 0010:0x7fd3306fe000
 5318 13:55:31.887091  # [   57.3[   64.977791] RSP: 0018:ffffa1b4c2b5fe40 EFLAGS: 00010286
 5319 13:55:31.900240  31264] Code: Unable to access opcode bytes at RIP 0x7fd3306fdfd6[   64.989823] RAX: 0000000000000000 RBX: 0000000000000031 RCX: 0000000000000000
 5320 13:55:31.900842  .
 5321 13:55:31.913775  # [   57.338554] RSP: 0018:ffffa1b4c24a7e50 EFLAGS: 00010246[   65.004008] RDX: ffff8cd9bacac660 RSI: ffff8cd9bac9bf70 RDI: ffff8cd9bac9bf70
 5322 13:55:31.930068  # [   57.344388] RAX: 0000000000000033 RBX: 0000000000000024 RC[   65.018194] RBP: ffffffffb64c00a0 R08: 0000000000000000 R09: 0000000000000000
 5323 13:55:31.930660  X: 0000000000000000
 5324 13:55:31.943305  # [   57.352357] RDX: 0000000000000000 RSI:[   65.032383] R10: 00000000ffffe000 R11: 3fffffffffffffff R12: 000000000000001f
 5325 13:55:31.946917   ffff8cd9bad9bf70 RDI: ffff8cd9bad9bf70
 5326 13:55:31.956404  # [   57.360326] RBP: 0[   65.046570] R13: ffffa1b4c2b5ff10 R14: ffffa1b4c2b5ff10 R15: ffff8cd944c8e000
 5327 13:55:31.963153  0007fd3306fe000 R08: 0000000000000000 R09: 0000000000000000
 5328 13:55:31.972952  # [[   65.060759] FS:  00007f72cbdcb580(0000) GS:ffff8cd9bac80000(0000) knlGS:0000000000000000
 5329 13:55:31.986268     57.368297] R10: 00000000ffffe000 R11: 3fffffffffffffff R12: 0[   65.076015] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
 5330 13:55:31.986806  00000000000000f
 5331 13:55:31.999465  # [   57.376265] R13: ffffa1b4c24a7f10 R14: fff[   65.088663] CR2: 00007f72cbbe4000 CR3: 0000000103176001 CR4: 00000000003706e0
 5332 13:55:32.002717  fa1b4c24a7f10 R15: ffff8cd945442000
 5333 13:55:32.009260  # [   57.384236] FS:  00007[   65.102850] Call Trace:
 5334 13:55:32.019459  fd3306cf580(0000) GS:ffff8cd9bad80000(0000) knlGS:00000000000000[   65.111795]  __refcount_sub_and_test.constprop.0+0x34/0x40
 5335 13:55:32.022284  00
 5336 13:55:32.032470  # [   57.393274] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080[   65.124134]  lkdtm_REFCOUNT_DEC_AND_TEST_NEGATIVE+0x3e/0x74
 5337 13:55:32.032962  050033
 5338 13:55:32.042435  # [   57.399688] CR2: 00007fd3306fe000 CR3: 00000001027c[   65.136571]  direct_entry.cold+0x2c/0x38
 5339 13:55:32.045392  0005 CR4: 00000000003706e0
 5340 13:55:32.048882  # [   57.407669] Call Trace:
 5341 13:55:32.055466  # [   [   65.147165]  full_proxy_write+0x56/0x80
 5342 13:55:32.058739  57.410397]  ? lkdtm_EXEC_USERSPACE.cold+0x69/0xae
 5343 13:55:32.065353  # [   57.4157[   65.157667]  vfs_write+0xea/0x390
 5344 13:55:32.068725  46]  ? direct_entry.cold+0x2c/0x38
 5345 13:55:32.075311  # [   57.420320]  ? full_pro[   65.167578]  ksys_write+0x68/0xe0
 5346 13:55:32.075832  xy_write+0x56/0x80
 5347 13:55:32.078689  # [   57.424794]  ? vfs_write+0xea/0x390
 5348 13:55:32.085094  # [   65.177493]  do_syscall_64+0x33/0x40
 5349 13:55:32.088433  [   57.428686]  ? ksys_write+0x68/0xe0
 5350 13:55:32.094914  # [   57.432569]  ? do_s[   65.187737]  entry_SYSCALL_64_after_hwframe+0x44/0xa9
 5351 13:55:32.098455  yscall_64+0x33/0x40
 5352 13:55:32.104949  # [   57.436752]  ? entry_SYSCALL_64_after_[   65.199604] RIP: 0033:0x7f72cbcf3f33
 5353 13:55:32.108139  hwframe+0x44/0xa9
 5354 13:55:32.134683  # [   57.442586] Modules linked in: fuse ip_t[   65.209811] Code: 8b 15 61 ef 0c 00 f7 d8 64 89 02 48 c7 c0 ff ff ff ff eb b7 0f 1f 00 64 8b 04 25 18 00 00 00 85 c0 75 14 b8 01 00 00 00 0f 05 <48> 3d 00 f0 ff ff 77 55 c3 0f 1f 40 00 48 83 ec 28 48 89 54 24 18
 5355 13:55:32.141272  [   65.237012] RSP: 002b:00007ffebef53908 EFLAGS: 00000246 ORIG_RAX: 0000000000000001
 5356 13:55:32.157870  ables cros_ec_sensors cros_ec_sensors_core industrialio_triggere[   65.245471] RAX: ffffffffffffffda RBX: 000000000000001f RCX: 00007f72cbcf3f33
 5357 13:55:32.164143  [   65.259666] RDX: 000000000000001f RSI: 00007f72cbbe4000 RDI: 0000000000000001
 5358 13:55:32.177453  d_buffer kfifo_buf industrialio cros_ec_sysfs cros_ec_lightbar c[   65.267664] RBP: 00007f72cbbe4000 R08: 00007f72cbbe3010 R09: 0000000000000000
 5359 13:55:32.187449  [   65.281844] R10: 00007f72cbdee1c0 R11: 0000000000000246 R12: 0000000000000001
 5360 13:55:32.194109  [   65.289816] R13: 0000000000000001 R14: 0000000000020000 R15: 0000000000020000
 5361 13:55:32.204208  ros_ec_chardev cros_ec_debugfs cros_ec_sensorhub x86_pkg_temp_th[   65.297790] irq event stamp: 0
 5362 13:55:32.210543  [   65.307412] hardirqs last  enabled at (0): [<0000000000000000>] 0x0
 5363 13:55:32.213993  ermal cros_ec_dev cros_usbpd_notify
 5364 13:55:32.227090  # [   57.469043] CR2: 00007[   65.314417] hardirqs last disabled at (0): [<ffffffffb4cf9f9c>] copy_process+0x63c/0x1c80
 5365 13:55:32.236884  [   65.329762] softirqs last  enabled at (0): [<ffffffffb4cf9f9c>] copy_process+0x63c/0x1c80
 5366 13:55:32.237352  fd3306fe000
 5367 13:55:32.250223  # [   57.478954] ---[ end trace 292ac93e28977053 ]-[   65.338928] softirqs last disabled at (0): [<0000000000000000>] 0x0
 5368 13:55:32.253428  [   65.352138] ---[ end trace 292ac93e28977060 ]---
 5369 13:55:32.259744  [   65.357295] lkdtm: Negative detected: saturated
 5370 13:55:32.260192  --
 5371 13:55:32.263348  # [   57.484110] RIP: 0010:lkdtm_BUG+0x5/0x10
 5372 13:55:32.286387  # [   57.488479] Code: 5b a5 ff 48 c7 c0 ea ff ff ff eb e2 48 c7 c0 ea ff ff ff c3 48 c7 c0 f4 ff ff ff eb d1 cc cc cc cc cc cc cc cc 0f 1f 44 00 00 <0f> 0b 66 0f 1f 84 00 00 00 00 00 0f 1f 44 00 00 83 05 e0 19 70 02
 5373 13:55:32.289756  # [   57.509461] RSP: 0018:ffffa1b4c147fe60 EFLAGS: 00010286
 5374 13:55:32.299702  # [   57.515294] RAX: ffffffffb54b1b30 RBX: 0000000000000001 RCX: 0000000000000000
 5375 13:55:32.305941  # [   57.523263] RDX: 0000000000000000 RSI: ffff8cd9bad1bf70 RDI: ffffffffb60d9a70
 5376 13:55:32.315971  # [   57.531232] RBP: ffffffffb651b5e8 R08: 0000000000000001 R09: 0000000000000001
 5377 13:55:32.322444  # [   57.539200] R10: 00000000ffffe000 R11: 3fffffffffffffff R12: 0000000000000004
 5378 13:55:32.332551  # [   57.547169] R13: ffffa1b4c147ff10 R14: ffffa1b4c147ff10 R15: ffff8cd944cdf000
 5379 13:55:32.342496  # [   57.555139] FS:  00007fd3306cf580(0000) GS:ffff8cd9bad80000(0000) knlGS:0000000000000000
 5380 13:55:32.349147  # [   57.564175] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
 5381 13:55:32.355436  # [   57.570590] CR2: 00007fd3306fe000 CR3: 00000001027c0005 CR4: 00000000003706e0
 5382 13:55:32.365455  # EXEC_USERSPACE: saw 'cal[   65.457687] lkdtm: Performing direct entry REFCOUNT_SUB_AND_TEST_NEGATIVE
 5383 13:55:32.368677  l trace:': ok
 5384 13:55:32.371942  ok 35 selftests: lkdtm: EXEC_USERSPACE.sh
 5385 13:55:32.378461  # self[   65.469386] lkdtm: attempting bad refcount_sub_and_test() below zero
 5386 13:55:32.381664  tests: lkdtm: EXEC_NULL.sh
 5387 13:55:32.381772  # Killed
 5388 13:55:32.391637  # [   57.683718] lkdtm: Pe[   65.482704] ------------[ cut here ]------------
 5389 13:55:32.394818  rforming direct entry EXEC_NULL
 5390 13:55:32.401877  # [   57.689910] lkdtm: attempt[   65.494072] refcount_t: underflow; use-after-free.
 5391 13:55:32.404910  ing ok execution at ffffffffb54b1f00
 5392 13:55:32.418233  # [   57.702640] lkdtm: at[   65.505671] WARNING: CPU: 1 PID: 2285 at lib/refcount.c:28 refcount_warn_saturate+0xa6/0xf0
 5393 13:55:32.421770  tempting bad execution at 0000000000000000
 5394 13:55:32.451385  # [   57.715470] BUG[   65.521214] Modules linked in: fuse ip_tables cros_ec_sensors cros_ec_sensors_core industrialio_triggered_buffer kfifo_buf industrialio cros_ec_sysfs cros_ec_lightbar cros_ec_chardev cros_ec_debugfs cros_ec_sensorhub x86_pkg_temp_thermal cros_ec_dev cros_usbpd_notify
 5395 13:55:32.454721  : kernel NULL pointer dereference, address: 0000000000000000
 5396 13:55:32.464500  # [   65.553879] CPU: 1 PID: 2285 Comm: cat Tainted: G      D W         5.10.129-cip12 #1
 5397 13:55:32.477669  [   57.729459] #PF: supervisor instruction fetch in kernel mode[   65.568727] Hardware name: Google Rammus/Rammus, BIOS  09/04/2020
 5398 13:55:32.484604  # [   57.735770] #PF: error_code(0x0010) - not-present page
 5399 13:55:32.490971  # [   65.581750] RIP: 0010:refcount_warn_saturate+0xa6/0xf0
 5400 13:55:32.494333  [   57.741506] PGD 0 P4D 0 
 5401 13:55:32.517337  # [   57.744322] Oops: 0010 [#11] S[   65.593722] Code: 05 cd 1d 76 01 01 e8 9f 1b 93 00 0f 0b c3 80 3d bb 1d 76 01 00 75 95 48 c7 c7 d8 be 45 b6 c6 05 ab 1d 76 01 01 e8 80 1b 93 00 <0f> 0b c3 80 3d 9a 1d 76 01 00 0f 85 72 ff ff ff 48 c7 c7 30 bf 45
 5402 13:55:32.524086  [   65.620923] RSP: 0018:ffffa1b4c2bdfe40 EFLAGS: 00010286
 5403 13:55:32.524581  MP PTI
 5404 13:55:32.537036  # [   57.748311] CPU: 1 PID: 1842 Comm: cat Tainted: G  [   65.626759] RAX: 0000000000000000 RBX: 0000000000000032 RCX: 0000000000000000
 5405 13:55:32.543715  [   65.640944] RDX: ffff8cd9bacac660 RSI: ffff8cd9bac9bf70 RDI: ffff8cd9bac9bf70
 5406 13:55:32.550392      D W         5.10.129-cip12 #1
 5407 13:55:32.560193  # [   57.756961] Hardware nam[   65.648919] RBP: ffffffffb64c00c0 R08: 0000000000000000 R09: 0000000000000000
 5408 13:55:32.563430  e: Google Rammus/Rammus, BIOS  09/04/2020
 5409 13:55:32.573388  # [   57.763767] RIP:[   65.663105] R10: 00000000ffffe000 R11: 3fffffffffffffff R12: 000000000000001f
 5410 13:55:32.583104  [   65.677291] R13: ffffa1b4c2bdff10 R14: ffffa1b4c2bdff10 R15: ffff8cd943208000
 5411 13:55:32.583558   0010:0x0
 5412 13:55:32.596531  # [   57.766702] Code: Unable to access opcode bytes [   65.685265] FS:  00007fd3b745e580(0000) GS:ffff8cd9bac80000(0000) knlGS:0000000000000000
 5413 13:55:32.603312  [   65.700520] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
 5414 13:55:32.606576  at RIP 0xffffffffffffffd6.
 5415 13:55:32.616504  # [   57.774388] RSP: 0018:ffffa1b4c[   65.706940] CR2: 00007fd3b7277000 CR3: 0000000105c64004 CR4: 00000000003706e0
 5416 13:55:32.619706  [   65.721124] Call Trace:
 5417 13:55:32.623074  2547e48 EFLAGS: 00010246
 5418 13:55:32.632729  # [   57.786437] RAX: 0000000000000033[   65.723858]  __refcount_sub_and_test.constprop.0+0x34/0x40
 5419 13:55:32.636321   RBX: 0000000000000000 RCX: 0000000000000000
 5420 13:55:32.645882  # [   57.794406] R[   65.736195]  lkdtm_REFCOUNT_SUB_AND_TEST_NEGATIVE+0x3e/0x77
 5421 13:55:32.649258  [   65.748652]  direct_entry.cold+0x2c/0x38
 5422 13:55:32.659122  DX: 0000000000000000 RSI: ffff8cd9bac9bf70 RDI: ffff8cd9bac9bf70[   65.753039]  full_proxy_write+0x56/0x80
 5423 13:55:32.662414  [   65.763540]  vfs_write+0xea/0x390
 5424 13:55:32.665849  [   65.767250]  ksys_write+0x68/0xe0
 5425 13:55:32.672405  [   65.770955]  do_syscall_64+0x33/0x40
 5426 13:55:32.675680  [   65.774949]  entry_SYSCALL_64_after_hwframe+0x44/0xa9
 5427 13:55:32.682360  [   65.780594] RIP: 0033:0x7fd3b7386f33
 5428 13:55:32.702224  [   65.784586] Code: 8b 15 61 ef 0c 00 f7 d8 64 89 02 48 c7 c0 ff ff ff ff eb b7 0f 1f 00 64 8b 04 25 18 00 00 00 85 c0 75 14 b8 01 00 00 00 0f 05 <48> 3d 00 f0 ff ff 77 55 c3 0f 1f 40 00 48 83 ec 28 48 89 54 24 18
 5429 13:55:32.712184  [   65.805577] RSP: 002b:00007ffcb1015798 EFLAGS: 00000246 ORIG_RAX: 0000000000000001
 5430 13:55:32.718655  [   65.814037] RAX: ffffffffffffffda RBX: 000000000000001f RCX: 00007fd3b7386f33
 5431 13:55:32.719156  
 5432 13:55:32.731895  # [   57.802375] RBP: 0000000000000000 R08: 0000000000000000 R[   65.822011] RDX: 000000000000001f RSI: 00007fd3b7277000 RDI: 0000000000000001
 5433 13:55:32.742030  [   65.836198] RBP: 00007fd3b7277000 R08: 00007fd3b7276010 R09: 0000000000000000
 5434 13:55:32.742633  09: 0000000000000000
 5435 13:55:32.755135  # [   57.810344] R10: 00000000ffffe000 R11[   65.844169] R10: 00007fd3b74811c0 R11: 0000000000000246 R12: 0000000000000001
 5436 13:55:32.761466  [   65.858352] R13: 0000000000000001 R14: 0000000000020000 R15: 0000000000020000
 5437 13:55:32.768062  : 3fffffffffffffff R12: 000000000000000a
 5438 13:55:32.771303  # [   57.818314] R13: [   65.866327] irq event stamp: 0
 5439 13:55:32.777690  [   65.875943] hardirqs last  enabled at (0): [<0000000000000000>] 0x0
 5440 13:55:32.784733  ffffa1b4c2547f10 R14: ffffa1b4c2547f10 R15: ffff8cd945cc9000
 5441 13:55:32.794313  # [   65.882949] hardirqs last disabled at (0): [<ffffffffb4cf9f9c>] copy_process+0x63c/0x1c80
 5442 13:55:32.810801  [   57.826284] FS:  00007fa45ef58580(0000) GS:ffff8cd9bac80000(0[   65.898296] softirqs last  enabled at (0): [<ffffffffb4cf9f9c>] copy_process+0x63c/0x1c80
 5443 13:55:32.817506  [   65.913664] softirqs last disabled at (0): [<0000000000000000>] 0x0
 5444 13:55:32.820918  000) knlGS:0000000000000000
 5445 13:55:32.827391  # [   57.835323] CS:  0010 DS: 0000[   65.920666] ---[ end trace 292ac93e28977061 ]---
 5446 13:55:32.834085  [   65.932032] lkdtm: Negative detected: saturated
 5447 13:55:32.837449   ES: 0000 CR0: 0000000080050033
 5448 13:55:32.844193  # [   57.841738] CR2: ffffffffffffffd6 CR3: 00000001027ec004 CR4: 00000000003706e0
 5449 13:55:32.847502  # [   57.849707] Call Trace:
 5450 13:55:32.853671  # [   57.852437]  execute_location+0x48/0x56
 5451 13:55:32.857277  # [   57.856720]  direct_entry.cold+0x2c/0x38
 5452 13:55:32.860370  # [   57.867311]  full_proxy_write+0x56/0x80
 5453 13:55:32.863701  # [   57.871594]  vfs_write+0xea/0x390
 5454 13:55:32.870363  # [   57.881503]  ksys_write+0x68/0xe0
 5455 13:55:32.873650  # [   57.885201]  do_syscall_64+0x33/0x40
 5456 13:55:32.880357  # [   57.889183]  entry_SYSCALL_64_after_hwframe+0x44/0xa9
 5457 13:55:32.883681  # [   57.894822] RIP: 0033:0x7fa45ee80f33
 5458 13:55:32.903064  # [   57.898810] Code: 8b 15 61 ef 0c 00 f7 d8 64 89 02 48 c7 c0 ff ff ff ff eb b7 0f 1f 00 64 8b 04 25 18 00 00 00 85 c0 75 14 b8 01 00 00 00 0f 05 <48> 3d 00 f0 ff ff 77 55 c3 0f 1f 40 00 48 83 ec 28 48 89 54 24 18
 5459 13:55:32.912888  # [   57.919795] RSP: 002b:00007ffc1c43c458 EFLAGS: 00000246 ORIG_RAX: 0000000000000001
 5460 13:55:32.919524  # [   57.928252] RAX: ffffffffffffffda RBX: 000000000000000a RCX: 00007fa45ee80f33
 5461 13:55:32.929661  # [   57.936222] RDX: 000000000000000a RSI: 00007fa45ed71000 RDI: 0000000000000001
 5462 13:55:32.939476  # [   57.944192] RBP: 00007fa45ed7100[   66.031068] lkdtm: Performing direct entry REFCOUNT_INC_ZERO
 5463 13:55:32.946145  [   66.042845] lkdtm: attempting safe refcount_inc_not_zero() from zero
 5464 13:55:32.949244  [   66.049953] lkdtm: Good: zero detected
 5465 13:55:32.955720  [   66.054143] lkdtm: Correctly stayed at zero
 5466 13:55:32.962447  [   66.058813] lkdtm: attempting bad refcount_inc() from zero
 5467 13:55:32.965693  [   66.064940] ------------[ cut here ]------------
 5468 13:55:32.972347  0 R08: 00007fa45ed70010 R09: 0000000000000000
 5469 13:55:32.979083  # [   57.952162] [   66.070100] refcount_t: addition on 0; use-after-free.
 5470 13:55:32.995452  R10: 00007fa45ef7b1c0 R11: 0000000000000246 R12: 000000000000000[   66.082069] WARNING: CPU: 3 PID: 2317 at lib/refcount.c:25 refcount_warn_saturate+0x68/0xf0
 5471 13:55:32.995909  1
 5472 13:55:33.025216  # [   57.960132] R13: 0000000000000001 R14: 0000000000020000 [   66.097610] Modules linked in: fuse ip_tables cros_ec_sensors cros_ec_sensors_core industrialio_triggered_buffer kfifo_buf industrialio cros_ec_sysfs cros_ec_lightbar cros_ec_chardev cros_ec_debugfs cros_ec_sensorhub x86_pkg_temp_thermal cros_ec_dev cros_usbpd_notify
 5473 13:55:33.034948  [   66.130249] CPU: 3 PID: 2317 Comm: cat Tainted: G      D W         5.10.129-cip12 #1
 5474 13:55:33.041784  [   66.138902] Hardware name: Google Rammus/Rammus, BIOS  09/04/2020
 5475 13:55:33.048746  [   66.145712] RIP: 0010:refcount_warn_saturate+0x68/0xf0
 5476 13:55:33.068369  [   66.151450] Code: 05 0a 1e 76 01 01 e8 dd 1b 93 00 0f 0b c3 80 3d fa 1d 76 01 00 75 d3 48 c7 c7 a8 be 45 b6 c6 05 ea 1d 76 01 01 e8 be 1b 93 00 <0f> 0b c3 80 3d dd 1d 76 01 00 75 b4 48 c7 c7 80 be 45 b6 c6 05 cd
 5477 13:55:33.074775  [   66.172438] RSP: 0018:ffffa1b4c2c4fe48 EFLAGS: 00010286
 5478 13:55:33.081495  [   66.178275] RAX: 0000000000000000 RBX: 0000000000000033 RCX: 0000000000000000
 5479 13:55:33.091240  [   66.186247] RDX: ffff8cd9badac660 RSI: ffff8cd9bad9bf70 RDI: ffff8cd9bad9bf70
 5480 13:55:33.097912  [   66.194218] RBP: ffffffffb64c0461 R08: 0000000000000000 R09: 0000000000000000
 5481 13:55:33.108054  [   66.202191] R10: 00000000ffffe000 R11: 3fffffffffffffff R12: 0000000000000012
 5482 13:55:33.114716  [   66.210163] R13: ffffa1b4c2c4ff10 R14: ffffa1b4c2c4ff10 R15: ffff8cd94359f000
 5483 13:55:33.124323  [   66.218127] FS:  00007f0129d2b580(0000) GS:ffff8cd9bad80000(0000) knlGS:0000000000000000
 5484 13:55:33.131041  [   66.227167] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
 5485 13:55:33.137688  [   66.233585] CR2: 00007f0129b44000 CR3: 00000001035ea006 CR4: 00000000003706e0
 5486 13:55:33.141073  [   66.241556] Call Trace:
 5487 13:55:33.144409  [   66.244289]  lkdtm_REFCOUNT_INC_ZERO+0x99/0xbd
 5488 13:55:33.150936  [   66.249250]  direct_entry.cold+0x2c/0x38
 5489 13:55:33.154207  [   66.253650]  full_proxy_write+0x56/0x80
 5490 13:55:33.157477  R15: 0000000000020000
 5491 13:55:33.163955  # [   57.968105] Modules linked in: fuse [   66.257941]  vfs_write+0xea/0x390
 5492 13:55:33.167321  [   66.267849]  ksys_write+0x68/0xe0
 5493 13:55:33.170366  [   66.271550]  do_syscall_64+0x33/0x40
 5494 13:55:33.176950  [   66.275541]  entry_SYSCALL_64_after_hwframe+0x44/0xa9
 5495 13:55:33.180536  [   66.281182] RIP: 0033:0x7f0129c53f33
 5496 13:55:33.203671  [   66.285173] Code: 8b 15 61 ef 0c 00 f7 d8 64 89 02 48 c7 c0 ff ff ff ff eb b7 0f 1f 00 64 8b 04 25 18 00 00 00 85 c0 75 14 b8 01 00 00 00 0f 05 <48> 3d 00 f0 ff ff 77 55 c3 0f 1f 40 00 48 83 ec 28 48 89 54 24 18
 5497 13:55:33.210247  [   66.306160] RSP: 002b:00007ffe4e139638 EFLAGS: 00000246 ORIG_RAX: 0000000000000001
 5498 13:55:33.220438  [   66.314618] RAX: ffffffffffffffda RBX: 0000000000000012 RCX: 00007f0129c53f33
 5499 13:55:33.226787  [   66.322591] RDX: 0000000000000012 RSI: 00007f0129b44000 RDI: 0000000000000001
 5500 13:55:33.233298  [   66.330563] RBP: 00007f0129b44000 R08: 00007f0129b43010 R09: 0000000000000000
 5501 13:55:33.243081  [   66.338535] R10: 00007f0129d4e1c0 R11: 0000000000000246 R12: 0000000000000001
 5502 13:55:33.249832  [   66.346497] R13: 0000000000000001 R14: 0000000000020000 R15: 0000000000020000
 5503 13:55:33.259777  ip_tables cros_ec_sensors cros_ec_sensors_core industrialio_trig[   66.354465] irq event stamp: 0
 5504 13:55:33.273016  gered_buffer kfifo_buf industrialio cros_ec_sysfs cros_ec_lightb[   66.364088] hardirqs last  enabled at (0): [<0000000000000000>] 0x0
 5505 13:55:33.282814  [   66.377309] hardirqs last disabled at (0): [<ffffffffb4cf9f9c>] copy_process+0x63c/0x1c80
 5506 13:55:33.292696  [   66.386480] softirqs last  enabled at (0): [<ffffffffb4cf9f9c>] copy_process+0x63c/0x1c80
 5507 13:55:33.299500  [   66.395616] softirqs last disabled at (0): [<0000000000000000>] 0x0
 5508 13:55:33.305734  [   66.402617] ---[ end trace 292ac93e28977062 ]---
 5509 13:55:33.309165  [   66.407773] lkdtm: Zero detected: saturated
 5510 13:55:33.318890  ar cros_ec_chardev cros_ec_debugfs cros_ec_sensorhub x86_pkg_temp_thermal cros_ec_dev cros_usbpd_notify
 5511 13:55:33.322272  # [   58.000749] CR2: 0000000000000000
 5512 13:55:33.328811  # [   58.004447] ---[ end trace 292ac93e28977054 ]---
 5513 13:55:33.332259  # [   58.009595] RIP: 0010:lkdtm_BUG+0x5/0x10
 5514 13:55:33.355198  # [   58.013971] Code: 5b a5 ff 48 c7 c0 ea ff ff ff eb e2 48 c7 c0 ea ff ff ff c3 48 c7 c0 f4 ff ff ff eb d1 cc cc cc cc cc cc cc cc 0f 1f 44 00 00 <0f> 0b 66 0f 1f 84 00 00 00 00 00 0f 1f 44 00 00 83 05 e0 19 70 02
 5515 13:55:33.358398  # [   58.034954] RSP: 0018:ffffa1b4c147fe60 EFLAGS: 00010286
 5516 13:55:33.368498  # [   58.040787] RAX: ffffffffb54b1b30 RBX: 0000000000000001 RCX: 0000000000000000
 5517 13:55:33.374945  # [   58.048758] RDX: 0000000000000000 RSI: ffff8cd9bad1bf70 RDI: ffffffffb60d9a70
 5518 13:55:33.384972  # [   58.056728] RBP: ffffffffb651b5e8 R08: 0000000000000001 R09: 0000000000000001
 5519 13:55:33.391322  # [   58.064713] R10: 00000000ffffe000 R11: 3fffffffffffffff R12: 0000000000000004
 5520 13:55:33.401541  # [   58.072682] R13: ffffa1b4c147ff10 R14: ffffa1b4c147ff10 R15: ffff8cd944cdf000
 5521 13:55:33.408041  # [   58.0806[   66.502275] lkdtm: Performing direct entry REFCOUNT_ADD_ZERO
 5522 13:55:33.414555  [   66.512103] lkdtm: attempting safe refcount_add_not_zero() from zero
 5523 13:55:33.421305  [   66.519212] lkdtm: Good: zero detected
 5524 13:55:33.424457  [   66.523409] lkdtm: Correctly stayed at zero
 5525 13:55:33.431080  [   66.528086] lkdtm: attempting bad refcount_add() from zero
 5526 13:55:33.434484  [   66.534215] ------------[ cut here ]------------
 5527 13:55:33.440963  [   66.539372] refcount_t: addition on 0; use-after-free.
 5528 13:55:33.450949  [   66.545141] WARNING: CPU: 3 PID: 2349 at lib/refcount.c:25 refcount_warn_saturate+0x68/0xf0
 5529 13:55:33.483851  72] FS:  00007fa45ef58580(0000) GS:ffff8cd9bac80000(0000) knlGS:[   66.554478] Modules linked in: fuse ip_tables cros_ec_sensors cros_ec_sensors_core industrialio_triggered_buffer kfifo_buf industrialio cros_ec_sysfs cros_ec_lightbar cros_ec_chardev cros_ec_debugfs cros_ec_sensorhub x86_pkg_temp_thermal cros_ec_dev cros_usbpd_notify
 5530 13:55:33.493909  [   66.587116] CPU: 3 PID: 2349 Comm: cat Tainted: G      D W         5.10.129-cip12 #1
 5531 13:55:33.500398  [   66.595800] Hardware name: Google Rammus/Rammus, BIOS  09/04/2020
 5532 13:55:33.503779  [   66.602610] RIP: 0010:refcount_warn_saturate+0x68/0xf0
 5533 13:55:33.526661  [   66.608348] Code: 05 0a 1e 76 01 01 e8 dd 1b 93 00 0f 0b c3 80 3d fa 1d 76 01 00 75 d3 48 c7 c7 a8 be 45 b6 c6 05 ea 1d 76 01 01 e8 be 1b 93 00 <0f> 0b c3 80 3d dd 1d 76 01 00 75 b4 48 c7 c7 80 be 45 b6 c6 05 cd
 5534 13:55:33.530175  [   66.629336] RSP: 0018:ffffa1b4c2cafe48 EFLAGS: 00010286
 5535 13:55:33.539744  [   66.635204] RAX: 0000000000000000 RBX: 0000000000000034 RCX: 0000000000000000
 5536 13:55:33.539841  0000000000000000
 5537 13:55:33.552569  # [   58.089718] CS:  0010 DS: 0000 ES: 0000 C[   66.643179] RDX: ffff8cd9badac660 RSI: ffff8cd9bad9bf70 RDI: ffff8cd9bad9bf70
 5538 13:55:33.556222  R0: 0000000080050033
 5539 13:55:33.569159  # [   58.096134] CR2: ffffffffffffffd6 CR3[   66.657371] RBP: ffffffffb64c0473 R08: 0000000000000000 R09: 0000000000000000
 5540 13:55:33.576271  [   66.671556] R10: 00000000ffffe000 R11: 3fffffffffffffff R12: 0000000000000012
 5541 13:55:33.582724  [   66.679520] R13: ffffa1b4c2caff10 R14: ffffa1b4c2caff10 R15: ffff8cd943ffa000
 5542 13:55:33.592790  [   66.687491] FS:  00007f5f60021580(0000) GS:ffff8cd9bad80000(0000) knlGS:0000000000000000
 5543 13:55:33.599360  [   66.696530] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
 5544 13:55:33.608968  [   66.702944] CR2: 00007f5f5fe3a000 CR3: 00000001031e0006 CR4: 00000000003706e0
 5545 13:55:33.612214  : 00000001027ec004 CR4: 00000000003706e0
 5546 13:55:33.615456  # [   58.104104] BUG: [   66.710941] Call Trace:
 5547 13:55:33.622201  [   66.719882]  lkdtm_REFCOUNT_ADD_ZERO+0x99/0xbd
 5548 13:55:33.625374  [   66.724877]  direct_entry.cold+0x2c/0x38
 5549 13:55:33.628957  [   66.729257]  full_proxy_write+0x56/0x80
 5550 13:55:33.632288  [   66.733540]  vfs_write+0xea/0x390
 5551 13:55:33.638737  [   66.737239]  ksys_write+0x68/0xe0
 5552 13:55:33.641974  [   66.740939]  do_syscall_64+0x33/0x40
 5553 13:55:33.648667  [   66.744931]  entry_SYSCALL_64_after_hwframe+0x44/0xa9
 5554 13:55:33.652230  [   66.750572] RIP: 0033:0x7f5f5ff49f33
 5555 13:55:33.671914  [   66.754562] Code: 8b 15 61 ef 0c 00 f7 d8 64 89 02 48 c7 c0 ff ff ff ff eb b7 0f 1f 00 64 8b 04 25 18 00 00 00 85 c0 75 14 b8 01 00 00 00 0f 05 <48> 3d 00 f0 ff ff 77 55 c3 0f 1f 40 00 48 83 ec 28 48 89 54 24 18
 5556 13:55:33.681797  [   66.775548] RSP: 002b:00007ffe9cb30688 EFLAGS: 00000246 ORIG_RAX: 0000000000000001
 5557 13:55:33.688468  [   66.784007] RAX: ffffffffffffffda RBX: 0000000000000012 RCX: 00007f5f5ff49f33
 5558 13:55:33.694957  [   66.791977] RDX: 0000000000000012 RSI: 00007f5f5fe3a000 RDI: 0000000000000001
 5559 13:55:33.704740  [   66.799949] RBP: 00007f5f5fe3a000 R08: 00007f5f5fe39010 R09: 0000000000000000
 5560 13:55:33.711146  [   66.807922] R10: 00007f5f600441c0 R11: 0000000000000246 R12: 0000000000000001
 5561 13:55:33.721192  [   66.815893] R13: 0000000000000001 R14: 0000000000020000 R15: 0000000000020000
 5562 13:55:33.724635  [   66.823858] irq event stamp: 0
 5563 13:55:33.731207  [   66.827265] hardirqs last  enabled at (0): [<0000000000000000>] 0x0
 5564 13:55:33.741201  [   66.834267] hardirqs last disabled at (0): [<ffffffffb4cf9f9c>] copy_process+0x63c/0x1c80
 5565 13:55:33.747633  [   66.843407] softirqs last  enabled at (0): [<ffffffffb4cf9f9c>] copy_process+0x63c/0x1c80
 5566 13:55:33.757715  [   66.852544] softirqs last disabled at (0): [<0000000000000000>] 0x0
 5567 13:55:33.760809  [   66.859545] ---[ end trace 292ac93e28977063 ]---
 5568 13:55:33.766867  [   66.864713] lkdtm: Zero detected: saturated
 5569 13:55:33.773684  sleeping function called from invalid context at include/linux/percpu-rwsem.h:49
 5570 13:55:33.783670  # [   58.114017] in_atomic(): 0, irqs_disabled(): 1, non_block: 0, pid: 1842, name: cat
 5571 13:55:33.787184  # [   58.122472] INFO: lockdep is turned off.
 5572 13:55:33.790425  # [   58.126848] irq event stamp: 0
 5573 13:55:33.797235  # [   58.130252] hardirqs last  enabled at (0): [<0000000000000000>] 0x0
 5574 13:55:33.806983  # [   58.137252] hardirqs last disabled at (0): [<ffffffffb4cf9f9c>] copy_process+0x63c/0x1c80
 5575 13:55:33.817133  # [   58.146390] softirqs last  enabled at (0): [<ffffffffb4cf9f9c>] copy_process+0x63c/0x1c80
 5576 13:55:33.823294  # [   58.155525] softirqs last disabled at (0): [<0000000000000000>] 0x0
 5577 13:55:33.833345  # [   58.162525] CPU: 1 PID: 1842 Comm: cat Tainted: G      D W         5.10.129-cip12 #1
 5578 13:55:33.839878  # [   58.171175] Hardware name: Google Rammus/Rammus, BIOS  09/04/2020
 5579 13:55:33.843101  # [   58.177980] Call Trace:
 5580 13:55:33.846367  # [   58.180715]  dump_stack+0x77/0x97
 5581 13:55:33.849576  # [   58.184414]  ___might_sleep.cold+0xa6/0xb6
 5582 13:55:33.856513  # [   58.195200]  exit_signals+0x1c/0x2d0
 5583 13:55:33.859853  # [   58.199188]  do_exit+0xd5/0xb00
 5584 13:55:33.866318  # [   66.961234] lkdtm: Performing direct entry REFCOUNT_INC_SATURATED
 5585 13:55:33.869461  [   58.202709]  ? ksys_write+0x68/0xe0
 5586 13:55:33.879423  # [   58.206602]  rewind[   66.969465] lkdtm: attempting bad refcount_inc() from saturated
 5587 13:55:33.882884  _stack_do_exit+0x17/0x20
 5588 13:55:33.889398  # [   58.211271] RIP: 0033:0x7fa45ee80[   66.982305] ------------[ cut here ]------------
 5589 13:55:33.889890  f33
 5590 13:55:33.902864  # [   58.215250] Code: 8b 15 61 ef 0c 00 f7 d8 64 89 02 48 [   66.993673] refcount_t: saturated; leaking memory.
 5591 13:55:33.915973  c7 c0 ff ff ff ff eb b7 0f 1f 00 64 8b 04 25 18 00 00 00 85 c0 7[   67.005303] WARNING: CPU: 0 PID: 2384 at lib/refcount.c:22 refcount_warn_saturate+0x49/0xf0
 5592 13:55:33.948737  5 14 b8 01 00 00 00 0f 05 <48> 3d 00 f0 ff ff 77 55 c3 0f 1f 40 [   67.020812] Modules linked in: fuse ip_tables cros_ec_sensors cros_ec_sensors_core industrialio_triggered_buffer kfifo_buf industrialio cros_ec_sysfs cros_ec_lightbar cros_ec_chardev cros_ec_debugfs cros_ec_sensorhub x86_pkg_temp_thermal cros_ec_dev cros_usbpd_notify
 5593 13:55:33.952171  00 48 83 ec 28 48 89 54 24 18
 5594 13:55:33.965716  # [   58.236235] RSP: 002b:00007f[   67.053466] CPU: 0 PID: 2384 Comm: cat Tainted: G      D W         5.10.129-cip12 #1
 5595 13:55:33.968675  fc1c43c458 EFLAGS: 00000246 ORIG_RAX: 0000000000000001
 5596 13:55:33.978484  # [   58[   67.068324] Hardware name: Google Rammus/Rammus, BIOS  09/04/2020
 5597 13:55:33.988352  .244704] RAX: ffffffffffffffda RBX: 000000000000000a RCX: 00007f[   67.081377] RIP: 0010:refcount_warn_saturate+0x49/0xf0
 5598 13:55:33.991653  a45ee80f33
 5599 13:55:34.018003  # [   58.252680] RDX: 000000000000000a RSI: 00007fa4[   67.093304] Code: 76 01 00 0f 84 a4 00 00 00 c3 85 f6 74 3e 80 3d 1a 1e 76 01 00 75 f2 48 c7 c7 80 be 45 b6 c6 05 0a 1e 76 01 01 e8 dd 1b 93 00 <0f> 0b c3 80 3d fa 1d 76 01 00 75 d3 48 c7 c7 a8 be 45 b6 c6 05 ea
 5600 13:55:34.021535  5ed71000 RDI: 0000000000000001
 5601 13:55:34.028267  # [   58.266864] RBP: 00007fa45e[   67.120531] RSP: 0018:ffffa1b4c2d07e48 EFLAGS: 00010286
 5602 13:55:34.034761  d71000 R08: 00007fa45ed70010 R09: 0000000000000000
 5603 13:55:34.044678  # [   58.274[   67.132564] RAX: 0000000000000000 RBX: 0000000000000035 RCX: 0000000000000000
 5604 13:55:34.057662  833] R10: 00007fa45ef7b1c0 R11: 0000000000000246 R12: 0000000000[   67.146777] RDX: ffff8cd9bac2c660 RSI: ffff8cd9bac1bf70 RDI: ffff8cd9bac1bf70
 5605 13:55:34.058170  000001
 5606 13:55:34.070970  # [   58.282801] R13: 0000000000000001 R14: 000000000002[   67.160951] RBP: ffffffffb64c0485 R08: 0000000000000000 R09: 0000000000000000
 5607 13:55:34.074164  0000 R15: 0000000000020000
 5608 13:55:34.077645  # EXEC_NULL: saw 'call trace:': ok
 5609 13:55:34.084208  [   67.175164] R10: 00000000ffffe000 R11: 3fffffffffffffff R12: 0000000000000017
 5610 13:55:34.090639  ok 36 selftests: lkdtm: EXEC_NULL.sh
 5611 13:55:34.100442  # selftests: lkdtm: ACCESS[   67.189343] R13: ffffa1b4c2d07f10 R14: ffffa1b4c2d07f10 R15: ffff8cd94544c000
 5612 13:55:34.100950  _USERSPACE.sh
 5613 13:55:34.104119  # Killed
 5614 13:55:34.113571  # [   58.380710] lkdtm: Performing dire[   67.203552] FS:  00007fe5ba376580(0000) GS:ffff8cd9bac00000(0000) knlGS:0000000000000000
 5615 13:55:34.117008  ct entry ACCESS_USERSPACE
 5616 13:55:34.126926  # [   58.390261] lkdtm: attempting ba[   67.218796] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
 5617 13:55:34.130432  d read at 00007f6980ddf000
 5618 13:55:34.143658  # [   58.402617] BUG: unable to hand[   67.231451] CR2: 00007fe5ba18f000 CR3: 000000010544e001 CR4: 00000000003706f0
 5619 13:55:34.146726  le page fault for address: 00007f6980ddf000
 5620 13:55:34.150262  # [   58.416490] #P[   67.245648] Call Trace:
 5621 13:55:34.156513  F: supervisor read access in kernel mode
 5622 13:55:34.163251  # [   58.422227] #PF: [   67.254602]  lkdtm_REFCOUNT_INC_SATURATED+0x3c/0x60
 5623 13:55:34.166546  error_code(0x0001) - permissions violation
 5624 13:55:34.173169  # [   58.428449] PGD[   67.266295]  direct_entry.cold+0x2c/0x38
 5625 13:55:34.182975   8000000104f85067 P4D 8000000104f85067 PUD 1027d0067 PMD 104cda0[   67.276865]  full_proxy_write+0x56/0x80
 5626 13:55:34.186228  67 PTE 1142b9067
 5627 13:55:34.189724  # [   58.444390] Oops: 0001 [#12] SMP PTI
 5628 13:55:34.192947  # [[   67.287371]  vfs_write+0xea/0x390
 5629 13:55:34.202608     58.448380] CPU: 1 PID: 1877 Comm: cat Tainted: G      D W    [   67.297285]  ksys_write+0x68/0xe0
 5630 13:55:34.206260       5.10.129-cip12 #1
 5631 13:55:34.212607  # [   58.457033] Hardware name: Google R[   67.307218]  do_syscall_64+0x33/0x40
 5632 13:55:34.215854  ammus/Rammus, BIOS  09/04/2020
 5633 13:55:34.225901  # [   58.463839] RIP: 0010:lkdtm[   67.317415]  entry_SYSCALL_64_after_hwframe+0x44/0xa9
 5634 13:55:34.229086  _ACCESS_USERSPACE.cold+0x3d/0x9f
 5635 13:55:34.235599  # [   58.470063] Code: 2b 04 2[   67.329293] RIP: 0033:0x7fe5ba29ef33
 5636 13:55:34.262162  5 28 00 00 00 75 60 48 83 c4 10 5d c3 48 89 ee 48 c7 c7 e8 12 4c[   67.339485] Code: 8b 15 61 ef 0c 00 f7 d8 64 89 02 48 c7 c0 ff ff ff ff eb b7 0f 1f 00 64 8b 04 25 18 00 00 00 85 c0 75 14 b8 01 00 00 00 0f 05 <48> 3d 00 f0 ff ff 77 55 c3 0f 1f 40 00 48 83 ec 28 48 89 54 24 18
 5637 13:55:34.278851   b6 e8 73 9d fd ff 48 c7 c7 10 13 4c b6 b8 de c0 de c0 <48> 03 4[   67.366720] RSP: 002b:00007fffb17755b8 EFLAGS: 00000246 ORIG_RAX: 0000000000000001
 5638 13:55:34.282134  5 00 48 89 04 24 e8 5a 9d fd ff 48 89 ee 48 c7 c7 38 13 4c
 5639 13:55:34.292044  # [ [   67.381377] RAX: ffffffffffffffda RBX: 0000000000000017 RCX: 00007fe5ba29ef33
 5640 13:55:34.298539    58.497260] RSP: 0018:ffffa1b4c25afe48 EFLAGS: 00010246
 5641 13:55:34.305193  # [   [   67.395587] RDX: 0000000000000017 RSI: 00007fe5ba18f000 RDI: 0000000000000001
 5642 13:55:34.321584  58.503093] RAX: 00000000c0dec0de RBX: 0000000000000026 RCX: 0000[   67.409762] RBP: 00007fe5ba18f000 R08: 00007fe5ba18e010 R09: 0000000000000000
 5643 13:55:34.322184  000000000000
 5644 13:55:34.334913  # [   58.511060] RDX: 0000000000000000 RSI: ffff8c[   67.423951] R10: 00007fe5ba3991c0 R11: 0000000000000246 R12: 0000000000000001
 5645 13:55:34.338070  d9bac9bf70 RDI: ffffffffb64c1310
 5646 13:55:34.347969  # [   58.519030] RBP: 00007f69[   67.438135] R13: 0000000000000001 R14: 0000000000020000 R15: 0000000000020000
 5647 13:55:34.354759  80ddf000 R08: 0000000000000000 R09: 0000000000000000
 5648 13:55:34.358070  # [   58.5[   67.452342] irq event stamp: 0
 5649 13:55:34.371123  26998] R10: 00000000ffffe000 R11: 3fffffffffffffff R12: 00000000[   67.461955] hardirqs last  enabled at (0): [<0000000000000000>] 0x0
 5650 13:55:34.371675  00000011
 5651 13:55:34.387524  # [   58.534967] R13: ffffa1b4c25aff10 R14: ffffa1b4c2[   67.475193] hardirqs last disabled at (0): [<ffffffffb4cf9f9c>] copy_process+0x63c/0x1c80
 5652 13:55:34.390713  5aff10 R15: ffff8cd9431a0000
 5653 13:55:34.401033  # [   58.542935] FS:  00007f6980db[   67.490534] softirqs last  enabled at (0): [<ffffffffb4cf9f9c>] copy_process+0x63c/0x1c80
 5654 13:55:34.407302  0580(0000) GS:ffff8cd9bac80000(0000) knlGS:0000000000000000
 5655 13:55:34.413789  # [[   67.505912] softirqs last disabled at (0): [<0000000000000000>] 0x0
 5656 13:55:34.427150     58.551972] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033[   67.519113] ---[ end trace 292ac93e28977064 ]---
 5657 13:55:34.440334  # [   58.558385] CR2: 00007f6980ddf000 CR3: 00000001027fc003 CR[   67.530495] lkdtm: Saturation detected: still saturated
 5658 13:55:34.441092  4: 00000000003706e0
 5659 13:55:34.443590  # [   58.566352] Call Trace:
 5660 13:55:34.446832  # [   58.569080]  direct_entry.cold+0x2c/0x38
 5661 13:55:34.453681  # [   58.573458]  full_proxy_write+0x56/0x80
 5662 13:55:34.456885  # [   58.583947]  vfs_write+0xea/0x390
 5663 13:55:34.460010  # [   58.587662]  ksys_write+0x68/0xe0
 5664 13:55:34.463373  # [   58.591351]  do_syscall_64+0x33/0x40
 5665 13:55:34.470312  # [   58.595340]  entry_SYSCALL_64_after_hwframe+0x44/0xa9
 5666 13:55:34.473258  # [   58.600971] RIP: 0033:0x7f6980cd8f33
 5667 13:55:34.496494  # [   58.604959] Code: 8b 15 61 ef 0c 00 f7 d8 64 89 02 48 c7 c0 ff ff ff ff eb b7 0f 1f 00 64 8b 04 25 18 00 00 00 85 c0 75 14 b8 01 00 00 00 0f 05 <48> 3d 00 f0 ff ff 77 55 c3 0f 1f 40 00 48 83 ec 28 48 89 54 24 18
 5668 13:55:34.503088  # [   58.625940] RSP: 002b:00007fff0d9276d8 EFLAGS: 00000246 ORIG_RAX: 0000000000000001
 5669 13:55:34.513002  # [   58.634396] RAX: ffffffffffffffda RBX: 0000000000000011 RCX: 00007f6980cd8f33
 5670 13:55:34.519434  # [   58.642366] RDX: 0000000000000011 RSI: 00007f6980bc9000 RDI: 0000000000000001
 5671 13:55:34.529506  # [   58.650334] RBP: 00007f6980bc9000 R08: 00007f6980bc8010 R09: 0000000000000000
 5672 13:55:34.536035  # [   58.658300] R10: 00007f6980dd31c0 R11: 0000000000000246 R12: 0000000000000001
 5673 13:55:34.545867  # [   58.66[   67.639547] lkdtm: Performing direct entry REFCOUNT_DEC_SATURATED
 5674 13:55:34.559068  6267] R13: 0000000000000001 R14: 0000000000020000 R15: 000000000[   67.648832] lkdtm: attempting bad refcount_dec() from saturated
 5675 13:55:34.559575  0020000
 5676 13:55:34.569090  # [   58.674237] Modules linked in: fuse ip_tables cros[   67.661665] ------------[ cut here ]------------
 5677 13:55:34.575967  [   67.673034] refcount_t: decrement hit 0; leaking memory.
 5678 13:55:34.592442  _ec_sensors cros_ec_sensors_core industrialio_triggered_buffer k[   67.678998] WARNING: CPU: 1 PID: 2419 at lib/refcount.c:31 refcount_warn_saturate+0xdf/0xf0
 5679 13:55:34.625231  fifo_buf industrialio cros_ec_sysfs cros_ec_lightbar cros_ec_cha[   67.694507] Modules linked in: fuse ip_tables cros_ec_sensors cros_ec_sensors_core industrialio_triggered_buffer kfifo_buf industrialio cros_ec_sysfs cros_ec_lightbar cros_ec_chardev cros_ec_debugfs cros_ec_sensorhub x86_pkg_temp_thermal cros_ec_dev cros_usbpd_notify
 5680 13:55:34.638878  rdev cros_ec_debugfs cros_ec_sensorhub x86_pkg_temp_thermal cros[   67.727148] CPU: 1 PID: 2419 Comm: cat Tainted: G      D W         5.10.129-cip12 #1
 5681 13:55:34.644918  [   67.742013] Hardware name: Google Rammus/Rammus, BIOS  09/04/2020
 5682 13:55:34.651538  [   67.748822] RIP: 0010:refcount_warn_saturate+0xdf/0xf0
 5683 13:55:34.654956  _ec_dev cros_usbpd_notify
 5684 13:55:34.678020  # [   58.706876] CR2: 00007f6980ddf00[   67.754561] Code: ff 48 c7 c7 30 bf 45 b6 c6 05 86 1d 76 01 01 e8 5d 1b 93 00 0f 0b c3 48 c7 c7 00 bf 45 b6 c6 05 71 1d 76 01 01 e8 47 1b 93 00 <0f> 0b c3 66 66 2e 0f 1f 84 00 00 00 00 00 0f 1f 00 8b 07 3d 00 00
 5685 13:55:34.684506  [   67.781758] RSP: 0018:ffffa1b4c2db7e48 EFLAGS: 00010286
 5686 13:55:34.685071  0
 5687 13:55:34.691097  # [   58.710573] ---[ end trace 292ac93e28977055 ]---
 5688 13:55:34.697725  # [   [   67.787597] RAX: 0000000000000000 RBX: 0000000000000036 RCX: 0000000000000000
 5689 13:55:34.707489  [   67.801779] RDX: ffff8cd9bacac660 RSI: ffff8cd9bac9bf70 RDI: ffff8cd9bac9bf70
 5690 13:55:34.710705  58.715727] RIP: 0010:lkdtm_BUG+0x5/0x10
 5691 13:55:34.720825  # [   58.720103] Code: [   67.809753] RBP: ffffffffb64c049c R08: 0000000000000000 R09: 0000000000000000
 5692 13:55:34.733887  5b a5 ff 48 c7 c0 ea ff ff ff eb e2 48 c7 c0 ea ff ff ff c3 48 c[   67.823939] R10: 00000000ffffe000 R11: 3fffffffffffffff R12: 0000000000000017
 5693 13:55:34.747287  7 c0 f4 ff ff ff eb d1 cc cc cc cc cc cc cc cc 0f 1f 44 00 00 <0[   67.838125] R13: ffffa1b4c2db7f10 R14: ffffa1b4c2db7f10 R15: ffff8cd943189000
 5694 13:55:34.763749  f> 0b 66 0f 1f 84 00 00 00 00 00 0f 1f 44 00 00 83 05 e0 19 70 0[   67.852315] FS:  00007fd5fb5af580(0000) GS:ffff8cd9bac80000(0000) knlGS:0000000000000000
 5695 13:55:34.764336  2
 5696 13:55:34.777031  # [   58.741077] RSP: 0018:ffffa1b4c147fe60 EFLAGS: 00010286[   67.867568] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
 5697 13:55:34.789964  # [   58.746910] RAX: ffffffffb54b1b30 RBX: 0000000000000001 RC[   67.880200] CR2: 00007fd5fb3c8000 CR3: 0000000103f66006 CR4: 00000000003706e0
 5698 13:55:34.793205  X: 0000000000000000
 5699 13:55:34.800206  # [   58.754877] RDX: 0000000000000000 RSI:[   67.894392] Call Trace:
 5700 13:55:34.803447   ffff8cd9bad1bf70 RDI: ffffffffb60d9a70
 5701 13:55:34.809794  # [   58.762847] RBP: f[   67.903338]  lkdtm_REFCOUNT_DEC_SATURATED+0x37/0x5b
 5702 13:55:34.816402  fffffffb651b5e8 R08: 0000000000000001 R09: 0000000000000001
 5703 13:55:34.823249  # [[   67.914994]  direct_entry.cold+0x2c/0x38
 5704 13:55:34.833132     58.770816] R10: 00000000ffffe000 R11: 3fffffffffffffff R12: 0[   67.925586]  full_proxy_write+0x56/0x80
 5705 13:55:34.833646  000000000000004
 5706 13:55:34.842970  # [   58.778784] R13: ffffa1b4c147ff10 R14: fff[   67.936081]  vfs_write+0xea/0x390
 5707 13:55:34.846197  fa1b4c147ff10 R15: ffff8cd944cdf000
 5708 13:55:34.852852  # [   58.786753] FS:  00007[   67.945993]  ksys_write+0x68/0xe0
 5709 13:55:34.862702  f6980db0580(0000) GS:ffff8cd9bac80000(0000) knlGS:00000000000000[   67.955908]  do_syscall_64+0x33/0x40
 5710 13:55:34.863247  00
 5711 13:55:34.875731  # [   58.795790] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080[   67.966114]  entry_SYSCALL_64_after_hwframe+0x44/0xa9
 5712 13:55:34.876229  050033
 5713 13:55:34.885688  # [   58.802204] CR2: 00007f6980ddf000 CR3: 00000001027f[   67.977969] RIP: 0033:0x7fd5fb4d7f33
 5714 13:55:34.886192  c003 CR4: 00000000003706e0
 5715 13:55:34.912105  # ACCESS_USERSPACE: saw 'call trace:[   67.988174] Code: 8b 15 61 ef 0c 00 f7 d8 64 89 02 48 c7 c0 ff ff ff ff eb b7 0f 1f 00 64 8b 04 25 18 00 00 00 85 c0 75 14 b8 01 00 00 00 0f 05 <48> 3d 00 f0 ff ff 77 55 c3 0f 1f 40 00 48 83 ec 28 48 89 54 24 18
 5716 13:55:34.912613  ': ok
 5717 13:55:34.915492  ok 37 selftests: lkdtm: ACCESS_USERSPACE.sh
 5718 13:55:34.925564  # selftests:[   68.015372] RSP: 002b:00007ffe509fd628 EFLAGS: 00000246 ORIG_RAX: 0000000000000001
 5719 13:55:34.928756   lkdtm: ACCESS_NULL.sh
 5720 13:55:34.929260  # Killed
 5721 13:55:34.941964  # [   58.915109] lkdtm: Perfor[   68.030043] RAX: ffffffffffffffda RBX: 0000000000000017 RCX: 00007fd5fb4d7f33
 5722 13:55:34.945220  ming direct entry ACCESS_NULL
 5723 13:55:34.955072  # [   58.921588] lkdtm: attemptin[   68.044228] RDX: 0000000000000017 RSI: 00007fd5fb3c8000 RDI: 0000000000000001
 5724 13:55:34.958507  g bad read at 0000000000000000
 5725 13:55:34.968277  # [   58.933973] BUG: kernel NUL[   68.058414] RBP: 00007fd5fb3c8000 R08: 00007fd5fb3c7010 R09: 0000000000000000
 5726 13:55:34.974846  L pointer dereference, address: 0000000000000000
 5727 13:55:34.984999  # [   58.94791[   68.072598] R10: 00007fd5fb5d21c0 R11: 0000000000000246 R12: 0000000000000001
 5728 13:55:34.988237  1] #PF: supervisor read access in kernel mode
 5729 13:55:34.997928  # [   58.953638] [   68.086783] R13: 0000000000000001 R14: 0000000000020000 R15: 0000000000020000
 5730 13:55:35.001388  #PF: error_code(0x0000) - not-present page
 5731 13:55:35.007988  # [   58.959374] PGD[   68.100971] irq event stamp: 0
 5732 13:55:35.008426   0 P4D 0 
 5733 13:55:35.011359  # [   58.962190] Oops: 0000 [#13] SMP PTI
 5734 13:55:35.021158  # [   58.9[   68.110590] hardirqs last  enabled at (0): [<0000000000000000>] 0x0
 5735 13:55:35.034242  66179] CPU: 0 PID: 1912 Comm: cat Tainted: G      D W         5.[   68.123810] hardirqs last disabled at (0): [<ffffffffb4cf9f9c>] copy_process+0x63c/0x1c80
 5736 13:55:35.037706  10.129-cip12 #1
 5737 13:55:35.050802  # [   58.974830] Hardware name: Google Rammus/R[   68.139165] softirqs last  enabled at (0): [<ffffffffb4cf9f9c>] copy_process+0x63c/0x1c80
 5738 13:55:35.054175  ammus, BIOS  09/04/2020
 5739 13:55:35.064079  # [   58.981638] RIP: 0010:lkdtm_ACCESS[   68.154517] softirqs last disabled at (0): [<0000000000000000>] 0x0
 5740 13:55:35.070668  [   68.167730] ---[ end trace 292ac93e28977065 ]---
 5741 13:55:35.071200  _NULL+0x14/0x53
 5742 13:55:35.080608  # [   58.986894] Code: 17 9d fd ff be 00 10 00 [   68.172885] lkdtm: Saturation detected: still saturated
 5743 13:55:35.097054  00 48 89 ef e8 74 bb 3f ff e9 6d ff ff ff 0f 1f 44 00 00 53 31 f6 48 c7 c7 e8 12 4c b6 e8 f1 9c fd ff <48> 8b 1c 25 00 00 00 00 b8 de c0 de c0 48 c7 c7 10 13 4c b6 48 01
 5744 13:55:35.103466  # [   59.007880] RSP: 0018:ffffa1b4c263fe58 EFLAGS: 00010246
 5745 13:55:35.113385  # [   59.013705] RAX: 000000000000002e RBX: 0000000000000027 RCX: 0000000000000000
 5746 13:55:35.119910  # [   59.021676] RDX: 0000000000000000 RSI: ffff8cd9bac1bf70 RDI: ffff8cd9bac1bf70
 5747 13:55:35.129865  # [   59.029645] RBP: ffffffffb64c03d9 R08: 0000000000000000 R09: 0000000000000000
 5748 13:55:35.136633  # [   59.037614] R10: 00000000ffffe000 R11: 3fffffffffffffff R12: 000000000000000c
 5749 13:55:35.143123  # [   59.045585] R13: ffffa1b4c263ff10 R14: ffffa1b4c263ff10 R15: ffff8cd94327c000
 5750 13:55:35.153187  # [   59.053556] FS:  00007f8a1b8e2580(0000) GS:ffff8cd9bac00000(0000) knlGS:0000000000000000
 5751 13:55:35.159836  # [   59.062586] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
 5752 13:55:35.169435  # [   59.069001] CR2: 0000000000000000 CR3: 0000000105c54004 CR4: 00000000003706f0
 5753 13:55:35.172669  # [   59.076974] Call Trace:
 5754 13:55:35.175853  # [   59.079701]  direct_entry.cold+0x2c/0x38
 5755 13:55:35.178962  # [   59.084086]  full_proxy_write+0x56/0x80
 5756 13:55:35.186124  #[   68.278778] lkdtm: Performing direct entry REFCOUNT_ADD_SATURATED
 5757 13:55:35.192689  [   68.291180] lkdtm: attempting bad refcount_dec() from saturated
 5758 13:55:35.199535  [   68.297798] ------------[ cut here ]------------
 5759 13:55:35.205885  [   68.302959] refcount_t: saturated; leaking memory.
 5760 13:55:35.212510  [   68.308321] WARNING: CPU: 2 PID: 2454 at lib/refcount.c:22 refcount_warn_saturate+0x49/0xf0
 5761 13:55:35.219092   [   59.088373]  vfs_write+0xea/0x390
 5762 13:55:35.245414  # [   59.092072]  ksys_wr[   68.317662] Modules linked in: fuse ip_tables cros_ec_sensors cros_ec_sensors_core industrialio_triggered_buffer kfifo_buf industrialio cros_ec_sysfs cros_ec_lightbar cros_ec_chardev cros_ec_debugfs cros_ec_sensorhub x86_pkg_temp_thermal cros_ec_dev cros_usbpd_notify
 5763 13:55:35.255361  [   68.350306] CPU: 2 PID: 2454 Comm: cat Tainted: G      D W         5.10.129-cip12 #1
 5764 13:55:35.262066  [   68.358982] Hardware name: Google Rammus/Rammus, BIOS  09/04/2020
 5765 13:55:35.268555  [   68.365788] RIP: 0010:refcount_warn_saturate+0x49/0xf0
 5766 13:55:35.288150  [   68.371526] Code: 76 01 00 0f 84 a4 00 00 00 c3 85 f6 74 3e 80 3d 1a 1e 76 01 00 75 f2 48 c7 c7 80 be 45 b6 c6 05 0a 1e 76 01 01 e8 dd 1b 93 00 <0f> 0b c3 80 3d fa 1d 76 01 00 75 d3 48 c7 c7 a8 be 45 b6 c6 05 ea
 5767 13:55:35.294667  [   68.392510] RSP: 0018:ffffa1b4c2e37e48 EFLAGS: 00010286
 5768 13:55:35.295179  ite+0x68/0xe0
 5769 13:55:35.301339  # [   59.095771]  do_syscall_64+0x33/0x40
 5770 13:55:35.308005  # [   [   68.398350] RAX: 0000000000000000 RBX: 0000000000000037 RCX: 0000000000000000
 5771 13:55:35.317935  [   68.412540] RDX: ffff8cd9bad2c660 RSI: ffff8cd9bad1bf70 RDI: ffff8cd9bad1bf70
 5772 13:55:35.324956  [   68.420545] RBP: ffffffffb64c04b3 R08: 0000000000000000 R09: 0000000000000000
 5773 13:55:35.331112  [   68.428517] R10: 00000000ffffe000 R11: 3fffffffffffffff R12: 0000000000000017
 5774 13:55:35.341139  [   68.436489] R13: ffffa1b4c2e37f10 R14: ffffa1b4c2e37f10 R15: ffff8cd94408a000
 5775 13:55:35.350987  [   68.444462] FS:  00007fadcc525580(0000) GS:ffff8cd9bad00000(0000) knlGS:0000000000000000
 5776 13:55:35.357758  [   68.453527] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
 5777 13:55:35.360970  59.099760]  entry_SYSCALL_64_after_hwframe+0x44/0xa9
 5778 13:55:35.371075  # [   59.1[   68.459955] CR2: 00007fadcc33e000 CR3: 0000000103f50001 CR4: 00000000003706e0
 5779 13:55:35.374250  [   68.474133] Call Trace:
 5780 13:55:35.377786  [   68.476864]  lkdtm_REFCOUNT_ADD_SATURATED+0x3c/0x60
 5781 13:55:35.384099  [   68.482344]  direct_entry.cold+0x2c/0x38
 5782 13:55:35.387346  [   68.486725]  full_proxy_write+0x56/0x80
 5783 13:55:35.390703  [   68.491009]  vfs_write+0xea/0x390
 5784 13:55:35.393995  [   68.494711]  ksys_write+0x68/0xe0
 5785 13:55:35.397272  [   68.498410]  do_syscall_64+0x33/0x40
 5786 13:55:35.403824  [   68.502402]  entry_SYSCALL_64_after_hwframe+0x44/0xa9
 5787 13:55:35.407268  [   68.508046] RIP: 0033:0x7fadcc44df33
 5788 13:55:35.430145  [   68.512038] Code: 8b 15 61 ef 0c 00 f7 d8 64 89 02 48 c7 c0 ff ff ff ff eb b7 0f 1f 00 64 8b 04 25 18 00 00 00 85 c0 75 14 b8 01 00 00 00 0f 05 <48> 3d 00 f0 ff ff 77 55 c3 0f 1f 40 00 48 83 ec 28 48 89 54 24 18
 5789 13:55:35.437091  [   68.533023] RSP: 002b:00007ffcb125d678 EFLAGS: 00000246 ORIG_RAX: 0000000000000001
 5790 13:55:35.446835  [   68.541482] RAX: ffffffffffffffda RBX: 0000000000000017 RCX: 00007fadcc44df33
 5791 13:55:35.453242  [   68.549455] RDX: 0000000000000017 RSI: 00007fadcc33e000 RDI: 0000000000000001
 5792 13:55:35.463348  [   68.557428] RBP: 00007fadcc33e000 R08: 00007fadcc33d010 R09: 0000000000000000
 5793 13:55:35.470293  [   68.565402] R10: 00007fadcc5481c0 R11: 0000000000000246 R12: 0000000000000001
 5794 13:55:35.476564  [   68.573372] R13: 0000000000000001 R14: 0000000000020000 R15: 0000000000020000
 5795 13:55:35.479966  [   68.581347] irq event stamp: 0
 5796 13:55:35.489689  [   68.584778] hardirqs last  enabled at (0): [<0000000000000000>] 0x0
 5797 13:55:35.496175  [   68.591783] hardirqs last disabled at (0): [<ffffffffb4cf9f9c>] copy_process+0x63c/0x1c80
 5798 13:55:35.506175  [   68.600921] softirqs last  enabled at (0): [<ffffffffb4cf9f9c>] copy_process+0x63c/0x1c80
 5799 13:55:35.512521  [   68.610060] softirqs last disabled at (0): [<0000000000000000>] 0x0
 5800 13:55:35.519328  [   68.617061] ---[ end trace 292ac93e28977066 ]---
 5801 13:55:35.525640  [   68.622215] lkdtm: Saturation detected: still saturated
 5802 13:55:35.528988  05400] RIP: 0033:0x7f8a1b80af33
 5803 13:55:35.548559  # [   59.109389] Code: 8b 15 61 ef 0c 00 f7 d8 64 89 02 48 c7 c0 ff ff ff ff eb b7 0f 1f 00 64 8b 04 25 18 00 00 00 85 c0 75 14 b8 01 00 00 00 0f 05 <48> 3d 00 f0 ff ff 77 55 c3 0f 1f 40 00 48 83 ec 28 48 89 54 24 18
 5804 13:55:35.558461  # [   59.130375] RSP: 002b:00007fffe408d088 EFLAGS: 00000246 ORIG_RAX: 0000000000000001
 5805 13:55:35.565231  # [   59.138833] RAX: ffffffffffffffda RBX: 000000000000000c RCX: 00007f8a1b80af33
 5806 13:55:35.575254  # [   59.146802] RDX: 000000000000000c RSI: 00007f8a1b6fb000 RDI: 0000000000000001
 5807 13:55:35.581433  # [   59.154771] RBP: 00007f8a1b6fb000 R08: 00007f8a1b6fa010 R09: 0000000000000000
 5808 13:55:35.591615  # [   59.162741] R10: 00007f8a1b9051c0 R11: 0000000000000246 R12: 0000000000000001
 5809 13:55:35.598163  # [   59.170711] R13: 0000000000000001 R14: 0000000000020000 R15: 0000000000020000
 5810 13:55:35.624201  # [   59.178681] Modules linked in: fuse ip_tables cros_ec_sensors cros_ec_sensors_core industrialio_triggered_buffer kfifo_buf industrialio cros_ec_sysfs cros_ec_lightbar cros_ec_chardev cros_ec_debu[   68.717631] lkdtm: Performing direct entry REFCOUNT_INC_NOT_ZERO_SATURATED
 5811 13:55:35.634009  [   68.729036] lkdtm: attempting bad refcount_inc_not_zero() from saturated
 5812 13:55:35.637466  [   68.736526] ------------[ cut here ]------------
 5813 13:55:35.650812  gfs cros_ec_sensorhub x86_pkg_temp_thermal cros_ec_dev cros_usbp[   68.741688] refcount_t: saturated; leaking memory.
 5814 13:55:35.650900  d_notify
 5815 13:55:35.654003  # [   59.205117] CR2: 0000000000000000
 5816 13:55:35.663880  # [   59.20881[   68.753264] WARNING: CPU: 3 PID: 2486 at lib/refcount.c:19 refcount_warn_saturate+0x87/0xf0
 5817 13:55:35.690242  [   68.768800] Modules linked in: fuse ip_tables cros_ec_sensors cros_ec_sensors_core industrialio_triggered_buffer kfifo_buf industrialio cros_ec_sysfs cros_ec_lightbar cros_ec_chardev cros_ec_debugfs cros_ec_sensorhub x86_pkg_temp_thermal cros_ec_dev cros_usbpd_notify
 5818 13:55:35.696834  3] ---[ end trace 292ac93e28977056 ]---
 5819 13:55:35.706908  # [   59.213969] RIP: 0[   68.795263] CPU: 3 PID: 2486 Comm: cat Tainted: G      D W         5.10.129-cip12 #1
 5820 13:55:35.713416  [   68.810121] Hardware name: Google Rammus/Rammus, BIOS  09/04/2020
 5821 13:55:35.719943  [   68.816953] RIP: 0010:refcount_warn_saturate+0x87/0xf0
 5822 13:55:35.740098  [   68.822713] Code: 05 ea 1d 76 01 01 e8 be 1b 93 00 0f 0b c3 80 3d dd 1d 76 01 00 75 b4 48 c7 c7 80 be 45 b6 c6 05 cd 1d 76 01 01 e8 9f 1b 93 00 <0f> 0b c3 80 3d bb 1d 76 01 00 75 95 48 c7 c7 d8 be 45 b6 c6 05 ab
 5823 13:55:35.746631  [   68.843712] RSP: 0018:ffffa1b4c2eb7e38 EFLAGS: 00010282
 5824 13:55:35.753080  [   68.849550] RAX: 0000000000000000 RBX: 00000000c0000000 RCX: 0000000000000000
 5825 13:55:35.756610  010:lkdtm_BUG+0x5/0x10
 5826 13:55:35.769561  # [   59.218346] Code: 5b a5 ff 48 c7 c0[   68.857523] RDX: ffff8cd9badac660 RSI: ffff8cd9bad9bf70 RDI: ffff8cd9bad9bf70
 5827 13:55:35.776281  [   68.871712] RBP: ffffffffb64c00e0 R08: 0000000000000000 R09: 0000000000000000
 5828 13:55:35.782863  [   68.879697] R10: 00000000ffffe000 R11: 3fffffffffffffff R12: 0000000000000020
 5829 13:55:35.792993  [   68.887711] R13: ffffa1b4c2eb7f10 R14: ffffa1b4c2eb7f10 R15: ffff8cd9435ff000
 5830 13:55:35.802509  [   68.895683] FS:  00007fce4e02e580(0000) GS:ffff8cd9bad80000(0000) knlGS:0000000000000000
 5831 13:55:35.805831  [   68.904723] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
 5832 13:55:35.815800  [   68.911131] CR2: 00007fce4de47000 CR3: 000000010547a003 CR4: 00000000003706e0
 5833 13:55:35.819177  [   68.919097] Call Trace:
 5834 13:55:35.829113   ea ff ff ff eb e2 48 c7 c0 ea ff ff ff c3 48 c7 c0 f4 ff ff ff [   68.921830]  __refcount_add_not_zero.constprop.0+0x2a/0x31
 5835 13:55:35.835640  [   68.934169]  lkdtm_REFCOUNT_INC_NOT_ZERO_SATURATED+0x3e/0x72
 5836 13:55:35.842323  [   68.940491]  direct_entry.cold+0x2c/0x38
 5837 13:55:35.845582  [   68.944871]  full_proxy_write+0x56/0x80
 5838 13:55:35.848911  [   68.949154]  vfs_write+0xea/0x390
 5839 13:55:35.852269  [   68.952855]  ksys_write+0x68/0xe0
 5840 13:55:35.855447  [   68.956554]  do_syscall_64+0x33/0x40
 5841 13:55:35.862004  [   68.960545]  entry_SYSCALL_64_after_hwframe+0x44/0xa9
 5842 13:55:35.865324  [   68.966188] RIP: 0033:0x7fce4df56f33
 5843 13:55:35.888003  [   68.970177] Code: 8b 15 61 ef 0c 00 f7 d8 64 89 02 48 c7 c0 ff ff ff ff eb b7 0f 1f 00 64 8b 04 25 18 00 00 00 85 c0 75 14 b8 01 00 00 00 0f 05 <48> 3d 00 f0 ff ff 77 55 c3 0f 1f 40 00 48 83 ec 28 48 89 54 24 18
 5844 13:55:35.894774  [   68.991166] RSP: 002b:00007ffc0b2ae468 EFLAGS: 00000246 ORIG_RAX: 0000000000000001
 5845 13:55:35.904536  [   68.999626] RAX: ffffffffffffffda RBX: 0000000000000020 RCX: 00007fce4df56f33
 5846 13:55:35.911394  [   69.007596] RDX: 0000000000000020 RSI: 00007fce4de47000 RDI: 0000000000000001
 5847 13:55:35.921289  [   69.015560] RBP: 00007fce4de47000 R08: 00007fce4de46010 R09: 0000000000000000
 5848 13:55:35.927491  [   69.023531] R10: 00007fce4e0511c0 R11: 0000000000000246 R12: 0000000000000001
 5849 13:55:35.934092  [   69.031495] R13: 0000000000000001 R14: 0000000000020000 R15: 0000000000020000
 5850 13:55:35.944182  eb d1 cc cc cc cc cc cc cc cc 0f 1f 44 00 00 <0f> 0b 66 0f 1f 84[   69.039468] irq event stamp: 0
 5851 13:55:35.950854  [   69.049084] hardirqs last  enabled at (0): [<0000000000000000>] 0x0
 5852 13:55:35.960607  [   69.056087] hardirqs last disabled at (0): [<ffffffffb4cf9f9c>] copy_process+0x63c/0x1c80
 5853 13:55:35.970974  [   69.065227] softirqs last  enabled at (0): [<ffffffffb4cf9f9c>] copy_process+0x63c/0x1c80
 5854 13:55:35.977228  [   69.074364] softirqs last disabled at (0): [<0000000000000000>] 0x0
 5855 13:55:35.984166  [   69.081364] ---[ end trace 292ac93e28977067 ]---
 5856 13:55:35.987243  [   69.086512] lkdtm: Saturation detected: still saturated
 5857 13:55:35.993596   00 00 00 00 00 0f 1f 44 00 00 83 05 e0 19 70 02
 5858 13:55:36.000490  # [   59.239331] RSP: 0018:ffffa1b4c147fe60 EFLAGS: 00010286
 5859 13:55:36.007150  # [   59.245158] RAX: ffffffffb54b1b30 RBX: 0000000000000001 RCX: 0000000000000000
 5860 13:55:36.016863  # [   59.253128] RDX: 0000000000000000 RSI: ffff8cd9bad1bf70 RDI: ffffffffb60d9a70
 5861 13:55:36.023299  # [   59.261098] RBP: ffffffffb651b5e8 R08: 0000000000000001 R09: 0000000000000001
 5862 13:55:36.033655  # [   59.269068] R10: 00000000ffffe000 R11: 3fffffffffffffff R12: 0000000000000004
 5863 13:55:36.040005  # [   59.277039] R13: ffffa1b4c147ff10 R14: ffffa1b4c147ff10 R15: ffff8cd944cdf000
 5864 13:55:36.050199  # [   59.285008] FS:  00007f8a1b8e2580(0000) GS:ffff8cd9bac00000(0000) knlGS:0000000000000000
 5865 13:55:36.056420  # [   59.294047] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
 5866 13:55:36.062935  # [   59.300463] CR2: 0000000000000000 CR3: 0000000105c54004 CR4: 00000000003706f0
 5867 13:55:36.072910  # [   59.308433] BUG: sleeping function called from invalid context at include/linux/percpu-rwsem.h:49
 5868 13:55:36.082896  # [   59.318346] in_atomic(): 0, irqs_disabled(): 1, non_block: 0, pid: 1912, name: cat
 5869 13:55:36.086106  # [   59.326801] INFO: lockdep is turned off.
 5870 13:55:36.096126  # [  [   69.187307] lkdtm: Performing direct entry REFCOUNT_ADD_NOT_ZERO_SATURATED
 5871 13:55:36.099467   59.331176] irq event stamp: 0
 5872 13:55:36.109394  # [   59.334582] hardirqs last  [   69.199520] lkdtm: attempting bad refcount_add_not_zero() from saturated
 5873 13:55:36.112579  enabled at (0): [<0000000000000000>] 0x0
 5874 13:55:36.122673  # [   59.341583] hardi[   69.213230] ------------[ cut here ]------------
 5875 13:55:36.132654  rqs last disabled at (0): [<ffffffffb4cf9f9c>] copy_process+0x63[   69.224619] refcount_t: saturated; leaking memory.
 5876 13:55:36.133250  c/0x1c80
 5877 13:55:36.148975  # [   59.350719] softirqs last  enabled at (0): [<ffff[   69.236199] WARNING: CPU: 0 PID: 2518 at lib/refcount.c:19 refcount_warn_saturate+0x87/0xf0
 5878 13:55:36.152235  ffffb4cf9f9c>] copy_process+0x63c/0x1c80
 5879 13:55:36.182118  # [   59.359854] softi[   69.251755] Modules linked in: fuse ip_tables cros_ec_sensors cros_ec_sensors_core industrialio_triggered_buffer kfifo_buf industrialio cros_ec_sysfs cros_ec_lightbar cros_ec_chardev cros_ec_debugfs cros_ec_sensorhub x86_pkg_temp_thermal cros_ec_dev cros_usbpd_notify
 5880 13:55:36.185491  rqs last disabled at (0): [<0000000000000000>] 0x0
 5881 13:55:36.195103  # [   59.366[   69.284391] CPU: 0 PID: 2518 Comm: cat Tainted: G      D W         5.10.129-cip12 #1
 5882 13:55:36.208373  854] CPU: 0 PID: 1912 Comm: cat Tainted: G      D W         5.10[   69.299255] Hardware name: Google Rammus/Rammus, BIOS  09/04/2020
 5883 13:55:36.211920  .129-cip12 #1
 5884 13:55:36.221633  # [   59.375503] Hardware name: Google Rammus/Ram[   69.312275] RIP: 0010:refcount_warn_saturate+0x87/0xf0
 5885 13:55:36.222137  mus, BIOS  09/04/2020
 5886 13:55:36.225129  # [   59.382308] Call Trace:
 5887 13:55:36.247992  # [   59.38[   69.324210] Code: 05 ea 1d 76 01 01 e8 be 1b 93 00 0f 0b c3 80 3d dd 1d 76 01 00 75 b4 48 c7 c7 80 be 45 b6 c6 05 cd 1d 76 01 01 e8 9f 1b 93 00 <0f> 0b c3 80 3d bb 1d 76 01 00 75 95 48 c7 c7 d8 be 45 b6 c6 05 ab
 5888 13:55:36.251437  5035]  dump_stack+0x77/0x97
 5889 13:55:36.261243  # [   59.388739]  ___might_sleep.co[   69.351440] RSP: 0018:ffffa1b4c2f47e38 EFLAGS: 00010282
 5890 13:55:36.261741  ld+0xa6/0xb6
 5891 13:55:36.264385  # [   59.393304]  exit_signals+0x1c/0x2d0
 5892 13:55:36.274470  # [   5[   69.363465] RAX: 0000000000000000 RBX: 00000000c0000000 RCX: 0000000000000000
 5893 13:55:36.277911  9.397292]  do_exit+0xd5/0xb00
 5894 13:55:36.287497  # [   59.400795]  ? ksys_write+0x[   69.377722] RDX: ffff8cd9bac2c660 RSI: ffff8cd9bac1bf70 RDI: ffff8cd9bac1bf70
 5895 13:55:36.287997  68/0xe0
 5896 13:55:36.294314  # [   59.404687]  rewind_stack_do_exit+0x17/0x20
 5897 13:55:36.300736  # [  [   69.391908] RBP: ffffffffb64c0100 R08: 0000000000000000 R09: 0000000000000000
 5898 13:55:36.307516   59.409347] RIP: 0033:0x7f8a1b80af33
 5899 13:55:36.317559  # [   59.413328] Code: 8b [   69.406064] R10: 00000000ffffe000 R11: 3fffffffffffffff R12: 0000000000000020
 5900 13:55:36.330465  15 61 ef 0c 00 f7 d8 64 89 02 48 c7 c0 ff ff ff ff eb b7 0f 1f 0[   69.420252] R13: ffffa1b4c2f47f10 R14: ffffa1b4c2f47f10 R15: ffff8cd9456d2000
 5901 13:55:36.347149  0 64 8b 04 25 18 00 00 00 85 c0 75 14 b8 01 00 00 00 0f 05 <48> [   69.434444] FS:  00007fbaca230580(0000) GS:ffff8cd9bac00000(0000) knlGS:0000000000000000
 5902 13:55:36.353661  3d 00 f0 ff ff 77 55 c3 0f 1f 40 00 48 83 ec 28 48 89 54 24 18
 5903 13:55:36.360464  [   69.449715] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
 5904 13:55:36.373265  # [   59.434303] RSP: 002b:00007fffe408d088 EFLAGS: 00000246 ORI[   69.462337] CR2: 00007fbaca049000 CR3: 0000000103882001 CR4: 00000000003706f0
 5905 13:55:36.376933  G_RAX: 0000000000000001
 5906 13:55:36.383509  # [   59.442759] RAX: ffffffffffffffda [   69.476545] Call Trace:
 5907 13:55:36.386782  RBX: 000000000000000c RCX: 00007f8a1b80af33
 5908 13:55:36.393224  # [   59.450729] RD[   69.485495]  __refcount_add_not_zero.constprop.0+0x2a/0x31
 5909 13:55:36.406311  X: 000000000000000c RSI: 00007f8a1b6fb000 RDI: 0000000000000001[   69.497824]  lkdtm_REFCOUNT_ADD_NOT_ZERO_SATURATED+0x3e/0x72
 5910 13:55:36.416411  # [   59.458700] RBP: 00007f8a1b6fb000 R08: 00007f8a1b6fa010 R0[   69.510378]  direct_entry.cold+0x2c/0x38
 5911 13:55:36.419782  9: 0000000000000000
 5912 13:55:36.426109  # [   59.466670] R10: 00007f8a1b9051c0 R11:[   69.520973]  full_proxy_write+0x56/0x80
 5913 13:55:36.433075   0000000000000246 R12: 0000000000000001
 5914 13:55:36.436129  # [   59.474639] R13: 0[   69.531450]  vfs_write+0xea/0x390
 5915 13:55:36.442695  000000000000001 R14: 0000000000020000 R15: 0000000000020000
 5916 13:55:36.446151  # A[   69.541374]  ksys_write+0x68/0xe0
 5917 13:55:36.452638  CCESS_NULL: saw 'call trace:': ok
 5918 13:55:36.459188  ok 38 selftests: lkdtm: ACCES[   69.551309]  do_syscall_64+0x33/0x40
 5919 13:55:36.459636  S_NULL.sh
 5920 13:55:36.462381  # selftests: lkdtm: WRITE_RO.sh
 5921 13:55:36.462771  # Killed
 5922 13:55:36.469210  # [   59.5[   69.561480]  entry_SYSCALL_64_after_hwframe+0x44/0xa9
 5923 13:55:36.475811  69731] lkdtm: Performing direct entry WRITE_RO
 5924 13:55:36.479156  # [   59.581295][   69.573335] RIP: 0033:0x7fbaca158f33
 5925 13:55:36.485641   lkdtm: attempting bad rodata write at ffffffffb60d9ef0
 5926 13:55:36.505614  # [   5[   69.583534] Code: 8b 15 61 ef 0c 00 f7 d8 64 89 02 48 c7 c0 ff ff ff ff eb b7 0f 1f 00 64 8b 04 25 18 00 00 00 85 c0 75 14 b8 01 00 00 00 0f 05 <48> 3d 00 f0 ff ff 77 55 c3 0f 1f 40 00 48 83 ec 28 48 89 54 24 18
 5927 13:55:36.522194  9.588210] BUG: unable to handle page fault for address: ffffffff[   69.610743] RSP: 002b:00007ffcfae5ebe8 EFLAGS: 00000246 ORIG_RAX: 0000000000000001
 5928 13:55:36.522842  b60d9ef0
 5929 13:55:36.535396  # [   59.595894] #PF: supervisor write access in kerne[   69.625431] RAX: ffffffffffffffda RBX: 0000000000000020 RCX: 00007fbaca158f33
 5930 13:55:36.535918  l mode
 5931 13:55:36.551737  # [   59.601728] #PF: error_code(0x0003) - permissions v[   69.639628] RDX: 0000000000000020 RSI: 00007fbaca049000 RDI: 0000000000000001
 5932 13:55:36.552255  iolation
 5933 13:55:36.564853  # [   59.607951] PGD 138229067 P4D 138229067 PUD 13822[   69.653801] RBP: 00007fbaca049000 R08: 00007fbaca048010 R09: 0000000000000000
 5934 13:55:36.568103  a063 PMD 8000000137c000e1 
 5935 13:55:36.578343  # [   59.615731] Oops: 0003 [#14] SM[   69.668033] R10: 00007fbaca2531c0 R11: 0000000000000246 R12: 0000000000000001
 5936 13:55:36.578841  P PTI
 5937 13:55:36.591211  # [   59.625935] CPU: 3 PID: 1947 Comm: cat Tainted: G   [   69.682241] R13: 0000000000000001 R14: 0000000000020000 R15: 0000000000020000
 5938 13:55:36.594455     D W         5.10.129-cip12 #1
 5939 13:55:36.601298  # [   59.634585] Hardware name[   69.696435] irq event stamp: 0
 5940 13:55:36.607937  : Google Rammus/Rammus, BIOS  09/04/2020
 5941 13:55:36.614248  # [   59.641394] RIP: [   69.706085] hardirqs last  enabled at (0): [<0000000000000000>] 0x0
 5942 13:55:36.617777  0010:lkdtm_WRITE_RO+0x2e/0x3a
 5943 13:55:36.630782  # [   59.646352] Code: 00 48 c7 c[   69.719289] hardirqs last disabled at (0): [<ffffffffb4cf9f9c>] copy_process+0x63c/0x1c80
 5944 13:55:36.647129  7 c8 11 4c b6 48 c7 c6 f0 9e 0d b6 e8 93 9f fd ff 48 8b 05 16 11[   69.734684] softirqs last  enabled at (0): [<ffffffffb4cf9f9c>] copy_process+0x63c/0x1c80
 5945 13:55:36.660490   5e 00 ba 34 12 cd ab 48 c7 c7 f8 11 4c b6 48 31 d0 <48> 89 05 0[   69.750022] softirqs last disabled at (0): [<0000000000000000>] 0x0
 5946 13:55:36.664025  0 11 5e 00 e9 71 9f fd ff 0f 1f 44 00 00 48 8b 05 27 35
 5947 13:55:36.670317  # [   5[   69.763276] ---[ end trace 292ac93e28977068 ]---
 5948 13:55:36.676959  9.673550] RSP: 0018:ffffa1b4c267fe60 EFLAGS: 00010202
 5949 13:55:36.683328  # [   59.[   69.774669] lkdtm: Saturation detected: still saturated
 5950 13:55:36.690081  679382] RAX: 000000000198b861 RBX: 0000000000000028 RCX: 0000000000000000
 5951 13:55:36.699859  # [   59.687350] RDX: 00000000abcd1234 RSI: ffff8cd9bad9bf70 RDI: ffffffffb64c11f8
 5952 13:55:36.706460  # [   59.695318] RBP: ffffffffb64c03e5 R08: 0000000000000000 R09: 0000000000000000
 5953 13:55:36.716381  # [   59.703287] R10: 00000000ffffe000 R11: 3fffffffffffffff R12: 0000000000000009
 5954 13:55:36.723183  # [   59.711254] R13: ffffa1b4c267ff10 R14: ffffa1b4c267ff10 R15: ffff8cd94408a000
 5955 13:55:36.733109  # [   59.719224] FS:  00007f8f4c184580(0000) GS:ffff8cd9bad80000(0000) knlGS:0000000000000000
 5956 13:55:36.739692  # [   59.728261] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
 5957 13:55:36.746055  # [   59.734677] CR2: ffffffffb60d9ef0 CR3: 00000001055de006 CR4: 00000000003706e0
 5958 13:55:36.749462  # [   59.742659] Call Trace:
 5959 13:55:36.756151  # [   59.745388]  direct_entry.cold+0x2c/0x38
 5960 13:55:36.759306  # [   59.749769]  full_proxy_write+0x56/0x80
 5961 13:55:36.762801  # [   59.754049]  vfs_write+0xea/0x390
 5962 13:55:36.765955  # [   59.757748]  ksys_write+0x68/0xe0
 5963 13:55:36.772453  # [   59.761437]  do_syscall_64+0x33/0x40
 5964 13:55:36.775891  # [   59.765418]  entry_SYSCALL_64_after_hwframe+0x44/0xa9
 5965 13:55:36.782388  # [   59.771056] RIP: 0033:0x7f8f4c0acf33
 5966 13:55:36.789070  # [   59.775044] [   69.883221] lkdtm: Performing direct entry REFCOUNT_DEC_AND_TEST_SATURATED
 5967 13:55:36.799115  [   69.893839] lkdtm: attempting bad refcount_dec_and_test() from saturated
 5968 13:55:36.802142  [   69.901333] ------------[ cut here ]------------
 5969 13:55:36.815534  Code: 8b 15 61 ef 0c 00 f7 d8 64 89 02 48 c7 c0 ff ff ff ff eb b[   69.906499] refcount_t: underflow; use-after-free.
 5970 13:55:36.828879  7 0f 1f 00 64 8b 04 25 18 00 00 00 85 c0 75 14 b8 01 00 00 00 0f[   69.918075] WARNING: CPU: 3 PID: 2553 at lib/refcount.c:28 refcount_warn_saturate+0xa6/0xf0
 5971 13:55:36.861720   05 <48> 3d 00 f0 ff ff 77 55 c3 0f 1f 40 00 48 83 ec 28 48 89 5[   69.933612] Modules linked in: fuse ip_tables cros_ec_sensors cros_ec_sensors_core industrialio_triggered_buffer kfifo_buf industrialio cros_ec_sysfs cros_ec_lightbar cros_ec_chardev cros_ec_debugfs cros_ec_sensorhub x86_pkg_temp_thermal cros_ec_dev cros_usbpd_notify
 5972 13:55:36.871659  [   69.966258] CPU: 3 PID: 2553 Comm: cat Tainted: G      D W         5.10.129-cip12 #1
 5973 13:55:36.878208  [   69.974935] Hardware name: Google Rammus/Rammus, BIOS  09/04/2020
 5974 13:55:36.884829  [   69.981755] RIP: 0010:refcount_warn_saturate+0xa6/0xf0
 5975 13:55:36.885271  4 24 18
 5976 13:55:36.911104  # [   59.796027] RSP: 002b:00007ffeea6e3168 EFLAGS: 000[   69.987504] Code: 05 cd 1d 76 01 01 e8 9f 1b 93 00 0f 0b c3 80 3d bb 1d 76 01 00 75 95 48 c7 c7 d8 be 45 b6 c6 05 ab 1d 76 01 01 e8 80 1b 93 00 <0f> 0b c3 80 3d 9a 1d 76 01 00 0f 85 72 ff ff ff 48 c7 c7 30 bf 45
 5977 13:55:36.917651  [   70.014712] RSP: 0018:ffffa1b4c2fb7e40 EFLAGS: 00010286
 5978 13:55:36.924346  [   70.020548] RAX: 0000000000000000 RBX: 000000000000003a RCX: 0000000000000000
 5979 13:55:36.934356  [   70.028518] RDX: ffff8cd9badac660 RSI: ffff8cd9bad9bf70 RDI: ffff8cd9bad9bf70
 5980 13:55:36.940649  [   70.036481] RBP: ffffffffb64c0120 R08: 0000000000000000 R09: 0000000000000000
 5981 13:55:36.947398  [   70.044452] R10: 00000000ffffe000 R11: 3fffffffffffffff R12: 0000000000000020
 5982 13:55:36.957227  [   70.052423] R13: ffffa1b4c2fb7f10 R14: ffffa1b4c2fb7f10 R15: ffff8cd944c12000
 5983 13:55:36.967118  [   70.060394] FS:  00007f7878bbb580(0000) GS:ffff8cd9bad80000(0000) knlGS:0000000000000000
 5984 13:55:36.973688  [   70.069433] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
 5985 13:55:36.980611  [   70.075851] CR2: 00007f78789d4000 CR3: 000000010094c004 CR4: 00000000003706e0
 5986 13:55:36.983659  [   70.083822] Call Trace:
 5987 13:55:36.990417  [   70.086551]  __refcount_sub_and_test.constprop.0+0x34/0x40
 5988 13:55:36.996871  [   70.092681]  lkdtm_REFCOUNT_DEC_AND_TEST_SATURATED+0x3e/0x72
 5989 13:55:37.000189  [   70.099022]  direct_entry.cold+0x2c/0x38
 5990 13:55:37.003481  [   70.103400]  full_proxy_write+0x56/0x80
 5991 13:55:37.006677  [   70.107683]  vfs_write+0xea/0x390
 5992 13:55:37.010004  [   70.111381]  ksys_write+0x68/0xe0
 5993 13:55:37.016475  [   70.115081]  do_syscall_64+0x33/0x40
 5994 13:55:37.020004  [   70.119072]  entry_SYSCALL_64_after_hwframe+0x44/0xa9
 5995 13:55:37.026380  [   70.124722] RIP: 0033:0x7f7878ae3f33
 5996 13:55:37.046489  [   70.128723] Code: 8b 15 61 ef 0c 00 f7 d8 64 89 02 48 c7 c0 ff ff ff ff eb b7 0f 1f 00 64 8b 04 25 18 00 00 00 85 c0 75 14 b8 01 00 00 00 0f 05 <48> 3d 00 f0 ff ff 77 55 c3 0f 1f 40 00 48 83 ec 28 48 89 54 24 18
 5997 13:55:37.052889  [   70.149711] RSP: 002b:00007fff28cfa698 EFLAGS: 00000246 ORIG_RAX: 0000000000000001
 5998 13:55:37.062818  [   70.158169] RAX: ffffffffffffffda RBX: 0000000000000020 RCX: 00007f7878ae3f33
 5999 13:55:37.069606  [   70.166141] RDX: 0000000000000020 RSI: 00007f78789d4000 RDI: 0000000000000001
 6000 13:55:37.079504  [   70.174111] RBP: 00007f78789d4000 R08: 00007f78789d3010 R09: 0000000000000000
 6001 13:55:37.086156  [   70.182082] R10: 00007f7878bde1c0 R11: 0000000000000246 R12: 0000000000000001
 6002 13:55:37.095565  [   70.190053] R13: 0000000000000001 R14: 0000000000020000 R15: 0000000000020000
 6003 13:55:37.098907  00246 ORIG_RAX: 0000000000000001
 6004 13:55:37.102067  # [   59.804482] RAX: ffffffff[   70.198020] irq event stamp: 0
 6005 13:55:37.112000  [   70.207644] hardirqs last  enabled at (0): [<0000000000000000>] 0x0
 6006 13:55:37.115117  ffffffda RBX: 0000000000000009 RCX: 00007f8f4c0acf33
 6007 13:55:37.125152  # [   59.8[   70.214646] hardirqs last disabled at (0): [<ffffffffb4cf9f9c>] copy_process+0x63c/0x1c80
 6008 13:55:37.135566  [   70.229996] softirqs last  enabled at (0): [<ffffffffb4cf9f9c>] copy_process+0x63c/0x1c80
 6009 13:55:37.142233  [   70.239133] softirqs last disabled at (0): [<0000000000000000>] 0x0
 6010 13:55:37.148638  [   70.246133] ---[ end trace 292ac93e28977069 ]---
 6011 13:55:37.151839  [   70.251287] lkdtm: Saturation detected: still saturated
 6012 13:55:37.161688  12449] RDX: 0000000000000009 RSI: 00007f8f4bf9d000 RDI: 0000000000000001
 6013 13:55:37.168350  # [   59.820417] RBP: 00007f8f4bf9d000 R08: 00007f8f4bf9c010 R09: 0000000000000000
 6014 13:55:37.178320  # [   59.828385] R10: 00007f8f4c1a71c0 R11: 0000000000000246 R12: 0000000000000001
 6015 13:55:37.185054  # [   59.836353] R13: 0000000000000001 R14: 0000000000020000 R15: 0000000000020000
 6016 13:55:37.210962  # [   59.844325] Modules linked in: fuse ip_tables cros_ec_sensors cros_ec_sensors_core industrialio_triggered_buffer kfifo_buf industrialio cros_ec_sysfs cros_ec_lightbar cros_ec_chardev cros_ec_debugfs cros_ec_sensorhub x86_pkg_temp_thermal cros_ec_dev cros_usbpd_notify
 6017 13:55:37.214493  # [   59.870769] CR2: ffffffffb60d9ef0
 6018 13:55:37.220856  # [   59.880680] ---[ end trace 292ac93e28977057 ]---
 6019 13:55:37.224309  # [   59.885835] RIP: 0010:lkdtm_BUG+0x5/0x10
 6020 13:55:37.247870  # [   59.890203] Code: 5b a5 ff 48 c7 c0 ea ff ff ff eb e2 48 c7 c0 ea ff ff ff c3 48 c7 c0 f4 ff ff ff eb d1 cc cc cc cc cc cc cc cc 0f 1f 44 00 00 <0f> 0b 66 0f 1f 84 00 00 00 00 00 0f 1f 44 00 00 83 05 e0 19 70 02
 6021 13:55:37.254297  [   70.344210] lkdtm: Performing direct entry REFCOUNT_SUB_AND_TEST_SATURATED
 6022 13:55:37.261028  # [   59.911179] RSP: 0018:ffffa1b4c147fe60 EFLAGS: 00010286
 6023 13:55:37.267683  # [   70.358064] lkdtm: attempting bad refcount_sub_and_test() from saturated
 6024 13:55:37.280807  [   59.917011] RAX: ffffffffb54b1b30 RBX: 0000000000000001 RCX: [   70.371800] ------------[ cut here ]------------
 6025 13:55:37.281303  0000000000000000
 6026 13:55:37.290337  # [   59.924978] RDX: 0000000000000000 RSI: ff[   70.383164] refcount_t: underflow; use-after-free.
 6027 13:55:37.293806  ff8cd9bad1bf70 RDI: ffffffffb60d9a70
 6028 13:55:37.306967  # [   59.932947] RBP: ffff[   70.394757] WARNING: CPU: 0 PID: 2588 at lib/refcount.c:28 refcount_warn_saturate+0xa6/0xf0
 6029 13:55:37.313809  ffffb651b5e8 R08: 0000000000000001 R09: 0000000000000001
 6030 13:55:37.340262  # [   [   70.410330] Modules linked in: fuse ip_tables cros_ec_sensors cros_ec_sensors_core industrialio_triggered_buffer kfifo_buf industrialio cros_ec_sysfs cros_ec_lightbar cros_ec_chardev cros_ec_debugfs cros_ec_sensorhub x86_pkg_temp_thermal cros_ec_dev cros_usbpd_notify
 6031 13:55:37.353245  59.940916] R10: 00000000ffffe000 R11: 3fffffffffffffff R12: 0000[   70.442960] CPU: 0 PID: 2588 Comm: cat Tainted: G      D W         5.10.129-cip12 #1
 6032 13:55:37.356433  000000000004
 6033 13:55:37.366364  # [   59.948883] R13: ffffa1b4c147ff10 R14: ffffa1[   70.457850] Hardware name: Google Rammus/Rammus, BIOS  09/04/2020
 6034 13:55:37.369708  b4c147ff10 R15: ffff8cd944cdf000
 6035 13:55:37.379620  # [   59.956853] FS:  00007f8f[   70.470869] RIP: 0010:refcount_warn_saturate+0xa6/0xf0
 6036 13:55:37.406030  4c184580(0000) GS:ffff8cd9bad80000(0000) knlGS:0000000000000000[   70.482831] Code: 05 cd 1d 76 01 01 e8 9f 1b 93 00 0f 0b c3 80 3d bb 1d 76 01 00 75 95 48 c7 c7 d8 be 45 b6 c6 05 ab 1d 76 01 01 e8 80 1b 93 00 <0f> 0b c3 80 3d 9a 1d 76 01 00 0f 85 72 ff ff ff 48 c7 c7 30 bf 45
 6037 13:55:37.419243  # [   59.965891] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050[   70.510014] RSP: 0018:ffffa1b4c304fe40 EFLAGS: 00010286
 6038 13:55:37.419688  033
 6039 13:55:37.432331  # [   59.972307] CR2: ffffffffb60d9ef0 CR3: 00000001055de00[   70.522084] RAX: 0000000000000000 RBX: 000000000000003b RCX: 0000000000000000
 6040 13:55:37.435801  6 CR4: 00000000003706e0
 6041 13:55:37.438909  # WRITE_RO: saw 'call trace:': ok
 6042 13:55:37.445722  ok 3[   70.536297] RDX: ffff8cd9bac2c660 RSI: ffff8cd9bac1bf70 RDI: ffff8cd9bac1bf70
 6043 13:55:37.449073  9 selftests: lkdtm: WRITE_RO.sh
 6044 13:55:37.462155  # selftests: lkdtm: WRITE_RO_AF[   70.550464] RBP: ffffffffb64c0140 R08: 0000000000000000 R09: 0000000000000000
 6045 13:55:37.462649  TER_INIT.sh
 6046 13:55:37.463067  # Killed
 6047 13:55:37.475550  # [   60.069059] lkdtm: Performing direct[   70.564759] R10: 00000000ffffe000 R11: 3fffffffffffffff R12: 0000000000000020
 6048 13:55:37.478525   entry WRITE_RO_AFTER_INIT
 6049 13:55:37.488395  # [   60.080056] lkdtm: attempting b[   70.578896] R13: ffffa1b4c304ff10 R14: ffffa1b4c304ff10 R15: ffff8cd945428000
 6050 13:55:37.495313  ad ro_after_init write at ffffffffb653c328
 6051 13:55:37.505107  # [   60.093878] BUG[   70.593086] FS:  00007f64575f6580(0000) GS:ffff8cd9bac00000(0000) knlGS:0000000000000000
 6052 13:55:37.511555  : unable to handle page fault for address: ffffffffb653c328
 6053 13:55:37.518023  # [[   70.608312] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
 6054 13:55:37.524835     60.107751] #PF: supervisor write access in kernel mode
 6055 13:55:37.531293  # [  [   70.620976] CR2: 00007f645740f000 CR3: 000000010270e002 CR4: 00000000003706f0
 6056 13:55:37.537917   60.113579] #PF: error_code(0x0003) - permissions violation
 6057 13:55:37.541131  # [[   70.635145] Call Trace:
 6058 13:55:37.554470     60.119802] PGD 138229067 P4D 138229067 PUD 13822a063 PMD 1000[   70.644114]  __refcount_sub_and_test.constprop.0+0x34/0x40
 6059 13:55:37.554918  52063 PTE 800000013813c061
 6060 13:55:37.564199  # [   60.128844] Oops: 0003 [#15] SM[   70.656451]  lkdtm_REFCOUNT_SUB_AND_TEST_SATURATED+0x3e/0x72
 6061 13:55:37.567335  P PTI
 6062 13:55:37.577244  # [   60.139047] CPU: 1 PID: 1982 Comm: cat Tainted: G   [   70.668991]  direct_entry.cold+0x2c/0x38
 6063 13:55:37.580749     D W         5.10.129-cip12 #1
 6064 13:55:37.587096  # [   60.147708] Hardware name[   70.679577]  full_proxy_write+0x56/0x80
 6065 13:55:37.590340  : Google Rammus/Rammus, BIOS  09/04/2020
 6066 13:55:37.597143  # [   60.154516] RIP: [   70.690086]  vfs_write+0xea/0x390
 6067 13:55:37.600558  0010:lkdtm_WRITE_RO_AFTER_INIT+0x4e/0x5a
 6068 13:55:37.607173  # [   60.160544] Code:[   70.700022]  ksys_write+0x68/0xe0
 6069 13:55:37.617176   12 4c b6 e9 45 9f fd ff 48 c7 c7 50 12 4c b6 e8 39 9f fd ff 48 [   70.709920]  do_syscall_64+0x33/0x40
 6070 13:55:37.626901  8b 05 f4 34 a4 00 ba 34 12 cd ab 48 c7 c7 f8 11 4c b6 48 31 d0 <[   70.720155]  entry_SYSCALL_64_after_hwframe+0x44/0xa9
 6071 13:55:37.636890  48> 89 05 de 34 a4 00 e9 17 9f fd ff 0f 1f 44 00 00 41 54 48 c7 [   70.732020] RIP: 0033:0x7f645751ef33
 6072 13:55:37.640194  c7
 6073 13:55:37.666865  # [   60.187737] RSP: 0018:ffffa1b4c273fe60 EFLAGS: 00010202[   70.742186] Code: 8b 15 61 ef 0c 00 f7 d8 64 89 02 48 c7 c0 ff ff ff ff eb b7 0f 1f 00 64 8b 04 25 18 00 00 00 85 c0 75 14 b8 01 00 00 00 0f 05 <48> 3d 00 f0 ff ff 77 55 c3 0f 1f 40 00 48 83 ec 28 48 89 54 24 18
 6074 13:55:37.667422  
 6075 13:55:37.679964  # [   60.193569] RAX: 00000000fe67479e RBX: 0000000000000029 R[   70.769394] RSP: 002b:00007ffe20629458 EFLAGS: 00000246 ORIG_RAX: 0000000000000001
 6076 13:55:37.683060  CX: 0000000000000000
 6077 13:55:37.693127  # [   60.201537] RDX: 00000000abcd1234 RSI[   70.784060] RAX: ffffffffffffffda RBX: 0000000000000020 RCX: 00007f645751ef33
 6078 13:55:37.699765  : ffff8cd9bac9bf70 RDI: ffffffffb64c11f8
 6079 13:55:37.709392  # [   60.209506] RBP: [   70.798239] RDX: 0000000000000020 RSI: 00007f645740f000 RDI: 0000000000000001
 6080 13:55:37.715766  ffffffffb64c03ee R08: 0000000000000000 R09: 0000000000000000
 6081 13:55:37.722596  # [   70.812426] RBP: 00007f645740f000 R08: 00007f645740e010 R09: 0000000000000000
 6082 13:55:37.736073  [   60.217473] R10: 00000000ffffe000 R11: 3fffffffffffffff R12: [   70.826640] R10: 00007f64576191c0 R11: 0000000000000246 R12: 0000000000000001
 6083 13:55:37.739465  0000000000000014
 6084 13:55:37.752886  # [   60.225442] R13: ffffa1b4c273ff10 R14: ff[   70.840813] R13: 0000000000000001 R14: 0000000000020000 R15: 0000000000020000
 6085 13:55:37.756395  ffa1b4c273ff10 R15: ffff8cd9435b9000
 6086 13:55:37.762575  # [   60.233412] FS:  0000[   70.855061] irq event stamp: 0
 6087 13:55:37.775652  7f1979f03580(0000) GS:ffff8cd9bac80000(0000) knlGS:0000000000000[   70.864669] hardirqs last  enabled at (0): [<0000000000000000>] 0x0
 6088 13:55:37.776100  000
 6089 13:55:37.789104  # [   60.242448] CS:  0010 DS: 0000 ES: 0000 CR0: 000000008[   70.877884] hardirqs last disabled at (0): [<ffffffffb4cf9f9c>] copy_process+0x63c/0x1c80
 6090 13:55:37.789606  0050033
 6091 13:55:37.805486  # [   60.248863] CR2: ffffffffb653c328 CR3: 00000001034[   70.893237] softirqs last  enabled at (0): [<ffffffffb4cf9f9c>] copy_process+0x63c/0x1c80
 6092 13:55:37.808905  16005 CR4: 00000000003706e0
 6093 13:55:37.812199  # [   60.256831] Call Trace:
 6094 13:55:37.818711  # [  [   70.908581] softirqs last disabled at (0): [<0000000000000000>] 0x0
 6095 13:55:37.821936   60.259557]  direct_entry.cold+0x2c/0x38
 6096 13:55:37.828678  # [   60.263935]  full[   70.921801] ---[ end trace 292ac93e2897706a ]---
 6097 13:55:37.832062  _proxy_write+0x56/0x80
 6098 13:55:37.835105  # [   60.268219]  vfs_write+0xea/0x390
 6099 13:55:37.841827  [   70.933159] lkdtm: Saturation detected: still saturated
 6100 13:55:37.845130  # [   60.278127]  ksys_write+0x68/0xe0
 6101 13:55:37.848389  # [   60.281824]  do_syscall_64+0x33/0x40
 6102 13:55:37.854812  # [   60.285813]  entry_SYSCALL_64_after_hwframe+0x44/0xa9
 6103 13:55:37.858222  # [   60.291452] RIP: 0033:0x7f1979e2bf33
 6104 13:55:37.881270  # [   60.295439] Code: 8b 15 61 ef 0c 00 f7 d8 64 89 02 48 c7 c0 ff ff ff ff eb b7 0f 1f 00 64 8b 04 25 18 00 00 00 85 c0 75 14 b8 01 00 00 00 0f 05 <48> 3d 00 f0 ff ff 77 55 c3 0f 1f 40 00 48 83 ec 28 48 89 54 24 18
 6105 13:55:37.887919  # [   60.316413] RSP: 002b:00007ffe2410dd78 EFLAGS: 00000246 ORIG_RAX: 0000000000000001
 6106 13:55:37.897741  # [   60.324870] RAX: ffffffffffffffda RBX: 0000000000000014 RCX: 00007f1979e2bf33
 6107 13:55:37.904594  # [   60.332839] RDX: 0000000000000014 RSI: 00007f1979d1c000 RDI: 0000000000000001
 6108 13:55:37.914308  # [   60.340807] RBP: 00007f1979d1c000 R08: 00007f1979d1b010 R09: 0000000000000000
 6109 13:55:37.920879  # [   60.348773] R10: 00007f1979f261c0 R11: 0000000000000246 R12: 0000000000000001
 6110 13:55:37.930950  # [   60.356743] R13: 0000000000000001 R14: 0000000000020000 R15: 0000000000020000
 6111 13:55:37.957228  # [   60.364719] Modules linked in: fuse ip_tables cros_ec_sensors cros_ec_sensors_core industrialio_triggered_buffer kfifo_buf industrialio cros_ec_sysfs cros_ec_lightbar cros_ec_chardev cros_ec_debugfs cros_ec_sensorhub x86_pkg_temp_thermal cros_ec_dev cros_usbpd_notify
 6112 13:55:37.960652  # [   60.397356] CR2: ffffffffb653c328
 6113 13:55:37.967109  # [   60.401051] ---[ end trace 292ac93e28977058 ]---
 6114 13:55:37.970563  # [   60.406205] RIP: 0010:lkdtm_BUG+0x5/0x10
 6115 13:55:37.990157  # [   60.410582] Code: 5b a5 ff 48 c7 c0 ea ff ff ff eb e2 48 c7 c0 ea ff ff ff c3 48 c7 c0 f4 ff ff ff eb d1 cc cc cc cc cc cc cc cc 0f 1f 44 00 00 <0f> 0b 66 0f 1f 84 00 00 00 00 00 0f 1f 44 00 00 83 05 e0 19 70 02
 6116 13:55:37.996778  # [   60.431557] RSP: 0018:ffffa1b4c147fe60 EFLAGS: 00010286
 6117 13:55:38.006790  # [   60.437389] RAX: ffffffffb54b1b30 RBX: 0000000000000001 RCX: 0000000000000000
 6118 13:55:38.013286  # [   60.445358] RDX: 0000000000000000 RSI: ffff8cd9bad1bf70 RDI: ffffffffb60d9a70
 6119 13:55:38.023168  # [   60.453325] RBP: ffffffffb651b5e8 R08: 0000000000000001 R09: 0000000000000001
 6120 13:55:38.036462  # [   60.461292] R10: 00000000ffffe000 R11: 3ffffffffffffff[   71.131027] lkdtm: Performing direct entry USERCOPY_HEAP_SIZE_TO
 6121 13:55:38.036551  f R12: 0000000000000004
 6122 13:55:38.046219  # [   60.469261] R13: ffffa1b4c147ff10 [   71.138517] lkdtm: attempting good copy_to_user of correct size
 6123 13:55:38.052926  R14: ffffa1b4c147ff10 R15: ffff8cd944cdf000
 6124 13:55:38.059635  # [   60.477229] FS[   71.151347] lkdtm: attempting bad copy_to_user of too large size
 6125 13:55:38.069596  :  00007f1979f03580(0000) GS:ffff8cd9bac80000(0000) knlGS:0000000000000000
 6126 13:55:38.075734  # [   60.486264] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
 6127 13:55:38.082270  # [   60.492676] CR2: ffffffffb653c328 CR3: 0000000103416005 CR4: 00000000003706e0
 6128 13:55:38.092150  # [   60.500660] BUG: sleeping function called from invalid context at include/linux/percpu-rwsem.h:49
 6129 13:55:38.102085  # [   60.510570] in_atomic(): 0, irqs_disabled(): 1, non_block: 0, pid: 1982, name: cat
 6130 13:55:38.105255  # [   60.519024] INFO: lockdep is turned off.
 6131 13:55:38.108882  # [   60.523398] irq event stamp: 0
 6132 13:55:38.115211  # [   60.526804] hardirqs last  enabled at (0): [<0000000000000000>] 0x0
 6133 13:55:38.125268  # [   60.533796] hardirqs last disabled at (0): [<ffffffffb4cf9f9c>] copy_process+0x63c/0x1c80
 6134 13:55:38.135144  # [   60.542921] softirqs last  enabled at (0): [<ffffffffb4cf9f9c>] copy_process+0x63c/0x1c80
 6135 13:55:38.141503  # [   60.552052] softirqs last disabled at (0): [<0000000000000000>] 0x0
 6136 13:55:38.154979  # [   60.559050] CPU: 1 PID: 1982 Comm: cat Tainted[   71.247575] lkdtm: Performing direct entry USERCOPY_HEAP_SIZE_FROM
 6137 13:55:38.158145  : G      D W         5.10.129-cip12 #1
 6138 13:55:38.167965  # [   60.567708] Hardwar[   71.258178] lkdtm: attempting good copy_from_user of correct size
 6139 13:55:38.171245  e name: Google Rammus/Rammus, BIOS  09/04/2020
 6140 13:55:38.181868  # [   60.574512][   71.271227] lkdtm: attempting bad copy_from_user of too large size
 6141 13:55:38.182361   Call Trace:
 6142 13:55:38.185029  # [   60.577238]  dump_stack+0x77/0x97
 6143 13:55:38.191399  # [   60.580936]  ___might_sleep.cold+0xa6/0xb6
 6144 13:55:38.194873  # [   60.591721]  exit_signals+0x1c/0x2d0
 6145 13:55:38.197964  # [   60.595709]  do_exit+0xd5/0xb00
 6146 13:55:38.201461  # [   60.599212]  ? ksys_write+0x68/0xe0
 6147 13:55:38.208231  # [   60.603104]  rewind_stack_do_exit+0x17/0x20
 6148 13:55:38.211563  # [   60.607773] RIP: 0033:0x7f1979e2bf33
 6149 13:55:38.234568  # [   60.611759] Code: 8b 15 61 ef 0c 00 f7 d8 64 89 02 48 c7 c0 ff ff ff ff eb b7 0f 1f 00 64 8b 04 25 18 00 00 00 85 c0 75 14 b8 01 00 00 00 0f 05 <48> 3d 00 f0 ff ff 77 55 c3 0f 1f 40 00 48 83 ec 28 48 89 54 24 18
 6150 13:55:38.241082  # [   60.632741] RSP: 002b:00007ffe2410dd78 EFLAGS: 00000246 ORIG_RAX: 0000000000000001
 6151 13:55:38.250701  # [   60.641195] RAX: ffffffffffffffda RBX: 0000000000000014 RCX: 00007f1979e2bf33
 6152 13:55:38.257305  # [   60.649163] RDX: 0000000000000014 RSI: 00007f1979d1c000 RDI: 0000000000000001
 6153 13:55:38.267558  # [   60.657133] RBP: 00007f1979d1c000 R08: 00007f1979d1b010 R09: 0000000000000000
 6154 13:55:38.273789  # [   60.665101] R10: 00007f1979f261c0 R11: 0000000000000246 R12: 0000000000000001
 6155 13:55:38.283945  # [   60.673069] R13: 0000000000000001 R14: 0000000000020000 R15: 0000000000020000
 6156 13:55:38.287180  # WRITE_RO_AFTER_INIT: saw 'call trace:': ok
 6157 13:55:38.290536  ok 40 selftests: lkdtm: WRITE_RO_AFTER_INIT.sh
 6158 13:55:38.293566  # selftests: lkdtm: WRITE_KERN.sh
 6159 13:55:38.296775  # Killed
 6160 13:55:38.300384  # [   60.761623] lkdtm: Performing direct entry WRITE_KERN
 6161 13:55:38.310311  # [   60.767485] lkdtm: attempting bad 6581844 byte write at ffffffffb5af8d54
 6162 13:55:38.319959  # [   60.781195] BUG[   71.409783] lkdtm: Performing direct entry USERCOPY_HEAP_WHITELIST_TO
 6163 13:55:38.326405  [   71.422090] lkdtm: attempting good copy_to_user inside whitelist
 6164 13:55:38.333108  [   71.428816] lkdtm: attempting bad copy_to_user outside whitelist
 6165 13:55:38.336315  : unable to handle page fault for address: ffffffffb5af8d54
 6166 13:55:38.343082  # [   60.795074] #PF: supervisor write access in kernel mode
 6167 13:55:38.349723  # [   60.800908] #PF: error_code(0x0003) - permissions violation
 6168 13:55:38.356147  # [   60.807131] PGD 138229067 P4D 138229067 PUD 13822a063 PMD 1376000e1 
 6169 13:55:38.362908  # [   60.814235] Oops: 0003 [#16] SMP PTI
 6170 13:55:38.369563  # [   60.818224] CPU: 0 PID: 2017 Comm: cat Tainted: G      D W         5.10.129-cip12 #1
 6171 13:55:38.376182  # [   60.826866] Hardware name: Google Rammus/Rammus, BIOS  09/04/2020
 6172 13:55:38.382656  # [   60.833676] RIP: 0010:lkdtm_WRITE_KERN+0x38/0x4e
 6173 13:55:38.402404  # [   60.838826] Code: 53 48 c7 c3 54 8d af b5 49 89 dc 48 89 da 49 81 ec 00 1f 4b b5 4c 89 e6 e8 ec 9e fd ff 48 89 df 4c 89 e1 48 c7 c6 00 1f 4b b5 <f3> a4 48 c7 c7 f8 11 4c b6 e8 d1 9e fd ff 5b 41 5c e9 b7 fe ff ff
 6174 13:55:38.409080  # [   60.859801] RSP: 0018:ffffa1b4c27a7e50 EFLAGS: 00010246
 6175 13:55:38.418836  # [   60.865635] RAX: 000000000000003c RBX: ffffffffb5af8d54 RCX: 0000000000646e54
 6176 13:55:38.425562  # [   60.873604] RDX: 0000000000000000 RSI: ffffffffb54b1f00 RDI: ffffffffb5af8d54
 6177 13:55:38.435546  # [   60.881573] RBP: ffffffffb64c0402 R08: 0000000000000000 R09: 0000000000000000
 6178 13:55:38.445345  # [   60.889544] R10: 00000000f[   71.540115] lkdtm: Performing direct entry USERCOPY_HEAP_WHITELIST_FROM
 6179 13:55:38.451994  [   71.548589] lkdtm: attempting good copy_from_user inside whitelist
 6180 13:55:38.458281  [   71.555509] lkdtm: attempting bad copy_from_user outside whitelist
 6181 13:55:38.465152  fffe000 R11: 3fffffffffffffff R12: 0000000000646e54
 6182 13:55:38.471832  # [   60.897515] R13: ffffa1b4c27a7f10 R14: ffffa1b4c27a7f10 R15: ffff8cd9427c0000
 6183 13:55:38.481607  # [   60.905487] FS:  00007fa011635580(0000) GS:ffff8cd9bac00000(0000) knlGS:0000000000000000
 6184 13:55:38.488097  # [   60.914525] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
 6185 13:55:38.494855  # [   60.920942] CR2: ffffffffb5af8d54 CR3: 0000000103164002 CR4: 00000000003706f0
 6186 13:55:38.498220  # [   60.928912] Call Trace:
 6187 13:55:38.504479  # [   60.931642]  direct_entry.cold+0x2c/0x38
 6188 13:55:38.508045  # [   60.936027]  full_proxy_write+0x56/0x80
 6189 13:55:38.510876  # [   60.940315]  vfs_write+0xea/0x390
 6190 13:55:38.514164  # [   60.944012]  ksys_write+0x68/0xe0
 6191 13:55:38.520729  # [   60.947710]  do_syscall_64+0x33/0x40
 6192 13:55:38.524145  # [   60.951691]  entry_SYSCALL_64_after_hwframe+0x44/0xa9
 6193 13:55:38.530555  # [   60.957333] RIP: 0033:0x7fa01155df33
 6194 13:55:38.550540  # [   60.961321] Code: 8b 15 61 ef 0c 00 f7 d8 64 89 02 48 c7 c0 ff ff ff ff eb b7 0f 1f 00 64 8b 04 25 18 00 00 00 85 c0 75 14 b8 01 00 00 00 0f 05 <48> 3d 00 f0 ff ff 77 55 c3 0f 1f 40 00 48 83 ec 28 48 89 54 24 18
 6195 13:55:38.563543  # [   60.982309] RSP: 002b:00007ffc0a19efb8 EFLAGS: 00000246 ORIG_RAX: 00[   71.659404] lkdtm: Performing direct entry USERCOPY_STACK_FRAME_TO
 6196 13:55:38.566890  00000000000001
 6197 13:55:38.576867  # [   60.990765] RAX: ffffffffffffffda RBX: 0000[   71.668806] lkdtm: good_stack: ffffa1b4c33efe20-ffffa1b4c33efe40
 6198 13:55:38.580180  00000000000b RCX: 00007fa01155df33
 6199 13:55:38.590043  # [   60.998736] RDX: 000000[   71.681740] lkdtm: bad_stack : ffffa1b4c33efda8-ffffa1b4c33efdc8
 6200 13:55:38.596936  000000000b RSI: 00007fa01144e000 RDI: 0000000000000001
 6201 13:55:38.603553  # [   61[   71.694680] lkdtm: attempting good copy_to_user of local stack
 6202 13:55:38.616828  .006706] RBP: 00007fa01144e000 R08: 00007fa01144d010 R09: 000000[   71.707437] lkdtm: attempting bad copy_to_user of distant stack
 6203 13:55:38.617241  0000000000
 6204 13:55:38.626687  # [   61.014677] R10: 00007fa0116581c0 R11: 0000000000000246 R12: 0000000000000001
 6205 13:55:38.633269  # [   61.022646] R13: 0000000000000001 R14: 0000000000020000 R15: 0000000000020000
 6206 13:55:38.659255  # [   61.030618] Modules linked in: fuse ip_tables cros_ec_sensors cros_ec_sensors_core industrialio_triggered_buffer kfifo_buf industrialio cros_ec_sysfs cros_ec_lightbar cros_ec_chardev cros_ec_debugfs cros_ec_sensorhub x86_pkg_temp_thermal cros_ec_dev cros_usbpd_notify
 6207 13:55:38.665719  # [   61.057059] CR2: ffffffffb5af8d54
 6208 13:55:38.669024  # [   61.060757] ---[ end trace 292ac93e28977059 ]---
 6209 13:55:38.675650  # [   61.065912] RIP: 0010:lkdtm_BUG+0x5/0x10
 6210 13:55:38.696047  # [   61.070289] Code: 5b a5 ff 48 c7 c0 ea ff ff ff eb e2 48 c7 c0 ea ff ff ff c3 48 c7 c0 f4 ff ff ff eb d1 cc cc cc cc cc cc cc cc 0f 1f 44 00 00 <0f> 0b 66 0f 1f 84 00 00 00 00 00 0f 1f 44 00 00 83 05 e0 19 70 02
 6211 13:55:38.702347  # [   61.091262] RSP: 0018:ffffa1b4c147fe60 EFLAGS: 00010286
 6212 13:55:38.709037  # [   61.097096] RAX: ffffffffb54b1b30 RBX: 0000000000000001 RCX: 0000000000000000
 6213 13:55:38.722423  # [   61.105065] RDX: 0000000000000000 RSI: ffff8cd9bad1bf70 RDI[   71.816545] lkdtm: Performing direct entry USERCOPY_STACK_FRAME_FROM
 6214 13:55:38.728933  [   71.826778] lkdtm: good_stack: ffffa1b4c3477e20-ffffa1b4c3477e40
 6215 13:55:38.732135  : ffffffffb60d9a70
 6216 13:55:38.742130  # [   61.113034] RBP: ffffffffb651b5e8 R08: [   71.833496] lkdtm: bad_stack : ffffa1b4c3477da8-ffffa1b4c3477dc8
 6217 13:55:38.748856  [   71.846446] lkdtm: attempting good copy_from_user of local stack
 6218 13:55:38.752021  0000000000000001 R09: 0000000000000001
 6219 13:55:38.761814  # [   61.121002] R10: 00[   71.853168] lkdtm: attempting bad copy_from_user of distant stack
 6220 13:55:38.768621  000000ffffe000 R11: 3fffffffffffffff R12: 0000000000000004
 6221 13:55:38.775126  # [   61.128972] R13: ffffa1b4c147ff10 R14: ffffa1b4c147ff10 R15: ffff8cd944cdf000
 6222 13:55:38.785109  # [   61.136942] FS:  00007fa011635580(0000) GS:ffff8cd9bac00000(0000) knlGS:0000000000000000
 6223 13:55:38.791420  # [   61.145980] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
 6224 13:55:38.801604  # [   61.152397] CR2: ffffffffb5af8d54 CR3: 0000000103164002 CR4: 00000000003706f0
 6225 13:55:38.804635  # WRITE_KERN: saw 'call trace:': ok
 6226 13:55:38.807899  ok 41 selftests: lkdtm: WRITE_KERN.sh
 6227 13:55:38.811103  # selftests: lkdtm: REFCOUNT_INC_OVERFLOW.sh
 6228 13:55:38.821054  # [   61.298311] lkdtm: Performing direct entry REFCOUNT_INC_OVERFLOW
 6229 13:55:38.827708  # [   61.310121] lkdtm: attempting good refcount_inc() without overflow
 6230 13:55:38.834201  # [   61.323273] lkdtm: attempting bad refcount_inc() overflow
 6231 13:55:38.837469  # [   61.335513] ------------[ cut here ]------------
 6232 13:55:38.844376  # [   61.346848] refcount_t: saturated; leaking memory.
 6233 13:55:38.854177  # [   61.352235] WARNING: CPU: 0 PID: 2052 at lib/refcount.c:22 refcount_warn_saturate+0x49/0xf0
 6234 13:55:38.874118  # [   61.367781] Modules linked in: fuse ip_tables cros_ec_sensors cros_ec_sensors_core industrialio_triggered_buffer kfifo_buf industrialio cros_ec_sysfs cr[   71.971188] lkdtm: Performing direct entry USERCOPY_STACK_BEYOND
 6235 13:55:38.887448  os_ec_lightbar cros_ec_chardev cros_ec_debugfs cros_ec_sensorhub[   71.978827] lkdtm: good_stack: ffffa1b4c351fe20-ffffa1b4c351fe40
 6236 13:55:38.893525   x86_pkg_temp_thermal cros_ec_dev cros_usbpd_notify
 6237 13:55:38.900328  # [   61.40[   71.991753] lkdtm: bad_stack : ffffa1b4c351fff8-ffffa1b4c3520018
 6238 13:55:38.913699  0447] CPU: 0 PID: 2052 Comm: cat Tainted: G      D W         5.1[   72.004694] lkdtm: attempting good copy_to_user of local stack
 6239 13:55:38.916931  0.129-cip12 #1
 6240 13:55:38.927082  # [   61.415318] Hardware name: Google Rammus/Ra[   72.017457] lkdtm: attempting bad copy_to_user of distant stack
 6241 13:55:38.930320  mmus, BIOS  09/04/2020
 6242 13:55:38.940206  # [   61.428343] RIP: 0010:refcount_warn[   72.030276] lkdtm: copy_to_user failed, but lacked Oops
 6243 13:55:38.940699  _saturate+0x49/0xf0
 6244 13:55:38.962772  # [   61.440261] Code: 76 01 00 0f 84 a4 00 00 00 c3 85 f6 74 3e 80 3d 1a 1e 76 01 00 75 f2 48 c7 c7 80 be 45 b6 c6 05 0a 1e 76 01 01 e8 dd 1b 93 00 <0f> 0b c3 80 3d fa 1d 76 01 00 75 d3 48 c7 c7 a8 be 45 b6 c6 05 ea
 6245 13:55:38.966236  # [   61.467500] RSP: 0018:ffffa1b4c282fe48 EFLAGS: 00010286
 6246 13:55:38.975965  # [   61.479539] RAX: 0000000000000000 RBX: 000000000000002b RCX: 0000000000000000
 6247 13:55:38.982641  # [   61.493753] RDX: ffff8cd9bac2c660 RSI: ffff8cd9bac1bf70 RDI: ffff8cd9bac1bf70
 6248 13:55:38.992687  # [   61.507969] RBP: ffffffffb64c040d R08: 0000000000000000 R09: 0000000000000000
 6249 13:55:38.999196  # [   61.522137] R10: 00000000ffffe000 R11: 3fffffffffffffff R12: 0000000000000016
 6250 13:55:39.009151  # [   61.536353] R13: ffffa1b4c282ff10 R14: ffffa1b4c282ff10 R15: ffff8cd94305a000
 6251 13:55:39.018879  # [   61.550529] FS:  00007f692dde7580(0000) GS:ffff8cd9bac00000(0000) knlGS:0000000000000000
 6252 13:55:39.025660  # [   61.565806] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
 6253 13:55:39.032178  # [   61.578[   72.126998] lkdtm: Performing direct entry USERCOPY_KERNEL
 6254 13:55:39.045453  423] CR2: 00007f692dc00000 CR3: 0000000103186004 CR4: 0000000000[   72.135439] lkdtm: attempting good copy_to_user from kernel rodata: ffffffffb60d9f10
 6255 13:55:39.048682  3706f0
 6256 13:55:39.048940  # [   61.592623] Call Trace:
 6257 13:55:39.061813  # [   61.601562]  lkdtm_RE[   72.150326] lkdtm: attempting bad copy_to_user from kernel text: ffffffffb4ed1460
 6258 13:55:39.065207  FCOUNT_INC_OVERFLOW+0x70/0x94
 6259 13:55:39.071954  # [   61.613138]  direct_entry.co[   72.164882] lkdtm: FAIL: survived bad copy_to_user()
 6260 13:55:39.075246  ld+0x2c/0x38
 6261 13:55:39.078541  # [   61.623726]  full_proxy_write+0x56/0x80
 6262 13:55:39.081764  # [   61.634230]  vfs_write+0xea/0x390
 6263 13:55:39.085229  # [   61.644149]  ksys_write+0x68/0xe0
 6264 13:55:39.091677  # [   61.654072]  do_syscall_64+0x33/0x40
 6265 13:55:39.094944  # [   61.664276]  entry_SYSCALL_64_after_hwframe+0x44/0xa9
 6266 13:55:39.101774  # [   61.676148] RIP: 0033:0x7f692dd0ff33
 6267 13:55:39.121431  # [   61.686351] Code: 8b 15 61 ef 0c 00 f7 d8 64 89 02 48 c7 c0 ff ff ff ff eb b7 0f 1f 00 64 8b 04 25 18 00 00 00 85 c0 75 14 b8 01 00 00 00 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 13:55:39.131268  # [   61.713564] RSP: 002b:00007ffebf2bf728 EFLAGS: 00000246 ORIG_RAX: 0000000000000001
 6269 13:55:39.137732  # [   61.728234] RAX: ffffffffffffffda RBX: 0000000000000016 RCX: 00007f692dd0ff33
 6270 13:55:39.147769  # [   61.742427] RDX: 0000000000000016 RSI: 00007f692dc00000 RDI: 0000000000000001
 6271 13:55:39.154503  # [   61.756615] RBP: 00007f692dc00000 R08: 00007f692dbff010 R09: 0000000000000000
 6272 13:55:39.164276  # [   61.770825] R10: 00007f692de0a1c0 R11: 0000000000000246 R12: 0000000000000001
 6273 13:55:39.170868  # [   61.785000] R13: 0000000000000001 R14: 0000000000020000 R15: 0000000000020000
 6274 13:55:39.174216  # [   61.799221] irq event stamp: 0
 6275 13:55:39.184077  # [   61.808828] hardirqs last  enable[   72.281315] lkdtm: Performing direct entry STACKLEAK_ERASING
 6276 13:55:39.187367  d at (0): [<0000000000000000>] 0x0
 6277 13:55:39.200729  # [   61.822059] hardirqs la[   72.288643] lkdtm: checking unused part of the thread stack (15928 bytes)...
 6278 13:55:39.213907  st disabled at (0): [<ffffffffb4cf9f9c>] copy_process+0x63c/0x1c[   72.302743] lkdtm: FAIL: the erased part is not found (checked 15928 bytes)
 6279 13:55:39.214359  80
 6280 13:55:39.226964  # [   61.837410] softirqs last  enabled at (0): [<ffffffffb4[   72.316727] lkdtm: FAIL: the thread stack is NOT properly erased
 6281 13:55:39.230311  cf9f9c>] copy_process+0x63c/0x1c80
 6282 13:55:39.240150  # [   61.852775] softirqs la[   72.329667] CPU: 1 PID: 2953 Comm: cat Tainted: G      D W         5.10.129-cip12 #1
 6283 13:55:39.247110  [   72.344528] Hardware name: Google Rammus/Rammus, BIOS  09/04/2020
 6284 13:55:39.250299  [   72.351322] Call Trace:
 6285 13:55:39.253355  st disabled at (0): [<0000000000000000>] 0x0
 6286 13:55:39.260114  # [   61.865987] -[   72.354053]  dump_stack+0x77/0x97
 6287 13:55:39.266506  [   72.363965]  lkdtm_STACKLEAK_ERASING+0x116/0x140
 6288 13:55:39.270117  [   72.369122]  direct_entry.cold+0x2c/0x38
 6289 13:55:39.273186  [   72.373501]  full_proxy_write+0x56/0x80
 6290 13:55:39.276640  --[ end trace 292ac93e2897705a ]---
 6291 13:55:39.283024  # [   61.877372] lkdtm: Ove[   72.377783]  vfs_write+0xea/0x390
 6292 13:55:39.286225  [   72.387708]  ksys_write+0x68/0xe0
 6293 13:55:39.293239  [   72.391406]  do_syscall_64+0x33/0x40
 6294 13:55:39.296334  [   72.395395]  entry_SYSCALL_64_after_hwframe+0x44/0xa9
 6295 13:55:39.302782  [   72.401035] RIP: 0033:0x7faccf243f33
 6296 13:55:39.322785  [   72.405023] Code: 8b 15 61 ef 0c 00 f7 d8 64 89 02 48 c7 c0 ff ff ff ff eb b7 0f 1f 00 64 8b 04 25 18 00 00 00 85 c0 75 14 b8 01 00 00 00 0f 05 <48> 3d 00 f0 ff ff 77 55 c3 0f 1f 40 00 48 83 ec 28 48 89 54 24 18
 6297 13:55:39.329278  [   72.426006] RSP: 002b:00007fff31d69ca8 EFLAGS: 00000246 ORIG_RAX: 0000000000000001
 6298 13:55:39.339271  [   72.434461] RAX: ffffffffffffffda RBX: 0000000000000012 RCX: 00007faccf243f33
 6299 13:55:39.346002  [   72.442431] RDX: 0000000000000012 RSI: 00007faccf134000 RDI: 0000000000000001
 6300 13:55:39.355799  [   72.450401] RBP: 00007faccf134000 R08: 00007faccf133010 R09: 0000000000000000
 6301 13:55:39.362367  [   72.458369] R10: 00007faccf33e1c0 R11: 0000000000000246 R12: 0000000000000001
 6302 13:55:39.372315  [   72.466339] R13: 0000000000000001 R14: 0000000000020000 R15: 0000000000020000
 6303 13:55:39.372763  rflow detected: saturated
 6304 13:55:39.378836  # REFCOUNT_INC_OVERFLOW: saw 'call trace:': ok
 6305 13:55:39.381817  ok 42 selftests: lkdtm: REFCOUNT_INC_OVERFLOW.sh
 6306 13:55:39.388525  # selftests: lkdtm: REFCOUNT_ADD_OVERFLOW.sh
 6307 13:55:39.394949  # [   61.995769] lkdtm: Performing direct entry REFCOUNT_ADD_OVERFLOW
 6308 13:55:39.401757  # [   62.007217] lkdtm: attempting good refcount_add() without overflow
 6309 13:55:39.408329  # [   62.020342] lkdtm: attempting bad refcount_add() overflow
 6310 13:55:39.411811  # [   62.032582] ------------[ cut here ]------------
 6311 13:55:39.418174  # [   62.037739] refcount_t: saturated; leaking memory.
 6312 13:55:39.428236  # [   62.049333] WARNING: CPU: 1 PID: 2084 at lib/refcount.c:22 refcount_warn_saturate+0x49/0xf0
 6313 13:55:39.454637  # [   62.064850] Modules linked in: fuse ip_tables cros_ec_sensors cros_ec_sensors_core industrialio_triggered_buffer kfifo_buf industrialio cros_ec_sysfs cros_ec_lightbar cros_ec_chardev cros_ec_debugfs cros_ec_sensorhub x86_pkg_temp_thermal cros_ec_dev cros_usbpd_notify
 6314 13:55:39.464847  # [   62.097492] CPU: 1 PID: 2084 Comm: cat Tainted: G      D W         5.10.129-cip12 #1
 6315 13:55:39.471312  # [   62.106170] Hardware name: Google Rammus/Rammus, BIOS  09/04/2020
 6316 13:55:39.477563  # [   62.119186] RIP: 0010:refcount_warn_saturate+0x49/0xf0
 6317 13:55:39.494196  # [   62.124952] Code: 76 01 00 0f 84 a4 00 00 00 c3 85 f6 74 3e 80 3d 1a 1e 76 01 00 75 f2 48 c7 c7 80 be 45 b6 c6 05 0a 1e 76 0[   72.589324] lkdtm: Performing direct entry CFI_FORWARD_PROTO
 6318 13:55:39.507290  1 01 e8 dd 1b 93 00 <0f> 0b c3 80 3d fa 1d 76 01 00 75 d3 48 c7 [   72.598721] lkdtm: Calling matched prototype ...
 6319 13:55:39.507750  c7 a8 be 45 b6 c6 05 ea
 6320 13:55:39.517507  # [   62.152145] RSP: 0018:ffffa1b4c28c[   72.610097] lkdtm: Calling mismatched prototype ...
 6321 13:55:39.523962  [   72.621755] lkdtm: Fail: survived mismatched prototype function call!
 6322 13:55:39.527311  fe48 EFLAGS: 00010286
 6323 13:55:39.537280  # [   62.164196] RAX: 0000000000000000 RBX: 000000000000002c RCX: 0000000000000000
 6324 13:55:39.543693  # [   62.172172] RDX: ffff8cd9bacac660 RSI: ffff8cd9bac9bf70 RDI: ffff8cd9bac9bf70
 6325 13:55:39.553672  # [   62.186357] RBP: ffffffffb64c0423 R08: 0000000000000000 R09: 0000000000000000
 6326 13:55:39.560166  # [   62.200547] R10: 00000000ffffe000 R11: 3fffffffffffffff R12: 0000000000000016
 6327 13:55:39.570105  # [   62.214736] R13: ffffa1b4c28cff10 R14: ffffa1b4c28cff10 R15: ffff8cd94125f000
 6328 13:55:39.576630  # [   62.228923] FS:  00007f841344c580(0000) GS:ffff8cd9bac80000(0000) knlGS:0000000000000000
 6329 13:55:39.583270  # [   62.237965] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
 6330 13:55:39.593381  # [   62.250615] CR2: 00007f8413265000 CR3: 0000000103576005 CR4: 00000000003706e0
 6331 13:55:39.596854  # [   62.264787] Call Trace:
 6332 13:55:39.603283  # [   62.273734]  lkdtm_REFCOUNT_ADD_OVERFLOW+0x7f/0xa3
 6333 13:55:39.606403  # [   62.285297]  direct_entry.cold+0x2c/0x38
 6334 13:55:39.609851  # [   62.295893]  full_proxy_write+0x56/0x80
 6335 13:55:39.616453  # [   62.306393]  vfs_write+0xea/0x390
 6336 13:55:39.619516  # [   62.316308]  ksys_write+0x68/0xe0
 6337 13:55:39.622975  # [   62.320012]  do_syscall_64+0x33/0x40
 6338 13:55:39.629679  # [   62.330213]  entry_SYSCALL_64_after_hwframe+0x44/0xa9
 6339 13:55:39.632855  # [   62.335855] RIP: 0033:0x7f8413374f33
 6340 13:55:39.655729  # [   62.346054] Code: 8b 15 61 ef 0c 00 f7 d8 64 89 02 48 c7 c0 ff ff ff ff eb b7 0f 1f 00 64 8b 04 25 18 00 00 00 85 c0 75 14 b8 01 00 00 00 0f 05 <48> 3d 00 f0 ff ff 77 55 c3 0f 1f 40 00 48 83 ec 28 48 89 54 24 18
 6341 13:55:39.665765  # [   62.367044] RSP: 002b:00007ffdb0fbf268 EFLAGS: 00000246 ORIG_RAX: 0000000000000001
 6342 13:55:39.672151  # [   62.381711] RAX: ffffffffffffffda RBX: 0000000000000016 RCX: 00007f8413374f33
 6343 13:55:39.681944  # [   62.389697] RDX: 0000000000000016 RSI: 00007f8413265000 RDI: 0000000000000001
 6344 13:55:39.691746  # [   62.397711] RBP: 00007f8413265000 R08: 00007f8413264010 R09: 0000000000000000
 6345 13:55:39.698363  # [   62.411895] R10: 00007f841346f1c0 R11: 0000000000000246 R12: 0000000000000001
 6346 13:55:39.708323  # [   62.419868] R13: 0000000000000001 R14: 0000000000020000 R15: 0000000000020000
 6347 13:55:39.711328  # [   62.427844] irq event stamp: 0
 6348 13:55:39.718325  # [   62.437460] hardirqs last  enabled at (0): [<0000000000000000>] 0x0
 6349 13:55:39.728109  # [   62.444466] hardirqs last disabled at (0): [<ffffffffb4cf9f9c>] copy_process+0x63c/0x1c80
 6350 13:55:39.738149  # [   62.459812] softirqs last  enabled at (0): [<ffffffffb4cf9f9c>] copy_process+0x63c/0x1c80
 6351 13:55:39.744433  # [   62.468954] softirqs last disabled at (0): [<0000000000000000>] 0x0
 6352 13:55:39.751163  # [   62.482170] ---[ end trace 292ac93e2897705b ]---
 6353 13:55:39.754427  # [   62.493545] lkdtm: Overflow detected: saturated
 6354 13:55:39.760922  # REFCOUNT_ADD_OVERFLOW: saw 'call trace:': ok
 6355 13:55:39.764333  ok 43 selftests: lkdtm: REFCOUNT_ADD_OVERFLOW.sh
 6356 13:55:39.770853  # selftests: lkdtm: REFCOUNT_INC_NOT_ZERO_OVERFLOW.sh
 6357 13:55:39.780631  # [   62.579450] lkdtm: Performing direct entry REFCOUNT_INC_NOT_ZERO_OVERFLOW
 6358 13:55:39.787324  # [   62.593204] lkdtm: attempting bad refcount_inc_not_zero() overflow
 6359 13:55:39.793758  # [   62.606325] ------------[ cut here ]------------
 6360 13:55:39.797284  # [   62.617712] refcount_t: saturated; leaking memory.
 6361 13:55:39.806910  # [   62.623095] WARNING: CPU: 1 PID: 2116 at lib/refcount.c:19 refcount_warn_saturate+0x87/0xf0
 6362 13:55:39.836666  # [   62.638608] Modules linked in: fuse ip_tables cros_ec_sensors cros_ec_sensors_core industrialio_triggered_buffer kfifo_buf industrialio cros_ec_sysfs cros_ec_lightbar cros_ec_chardev cros_ec_debugfs cros_ec_sensorhub x86_pkg_temp_thermal cros_ec_dev cros_usbpd_notify
 6363 13:55:39.843313  # [   62.671251] CPU: 1 PID: 2116 Comm: cat Tainted: G      D W         5.10.129-cip12 #1
 6364 13:55:39.853068  # [   62.679929] Hardware name: Google Rammus/Rammus, BIOS  09/04/2020
 6365 13:55:39.856456  # [   62.692949] RIP: 0010:refcount_warn_saturate+0x87/0xf0
 6366 13:55:39.879724  # [   62.704902] Code: 05 ea 1d 76 01 01 e8 be 1b 93 00 0f 0b c3 80 3d dd 1d 76 01 00 75 b4 48 c7 c7 80 be 45 b6 c6 05 cd 1d 76 01 01 e8 9f 1b 93 00 <0f> 0b c3 80 3d bb 1d 76 01 00 75 95 48 c7 c7 d8 be 45 b6 c6 05 ab
 6367 13:55:39.886397  # [   62.732097] RSP: 0018:ffffa1b4c2967e38 EFLAGS: 00010282
 6368 13:55:39.896042  # [   62.732100] RAX: 0000000000000000 RBX: 000000007fffffff RCX: 0000000000000000
 6369 13:55:39.902742  # [   62.732101] RDX: ffff8cd9bacac660 RSI: ffff8cd9bac9bf70 RDI: ffff8cd9bac9bf70
 6370 13:55:39.912691  # [   62.732101] RBP: ffffffffb64c0060 R08: 0000000000000000 R09: 0000000000000000
 6371 13:55:39.919177  # [   62.732102] R10: 00000000ffffe000 R11: 3fffffffffffffff R12: 000000000000001f
 6372 13:55:39.929102  # [   62.732105] R13: ffffa1b4c2967f10 R14: ffffa1b4c2967f10 R15: ffff8cd94287b000
 6373 13:55:39.939023  # [   62.793029] FS:  00007f03929ef580(0000) GS:ffff8cd9bac80000(0000) knlGS:0000000000000000
 6374 13:55:39.945439  # [   62.802071] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
 6375 13:55:39.952057  # [   62.814700] CR2: 00007f0392808000 CR3: 00000001040f2006 CR4: 00000000003706e0
 6376 13:55:39.955179  # [   62.828887] Call Trace:
 6377 13:55:39.961979  # [   62.837835]  __refcount_add_not_zero.constprop.0+0x2a/0x31
 6378 13:55:39.968190  # [   62.850176]  lkdtm_REFCOUNT_INC_NOT_ZERO_OVERFLOW+0x3e/0x72
 6379 13:55:39.974890  # [   62.862614]  direct_entry.cold+0x2c/0x38
 6380 13:55:39.977975  # [   62.867007]  full_proxy_write+0x56/0x80
 6381 13:55:39.981325  # [   62.877493]  vfs_write+0xea/0x390
 6382 13:55:39.988049  # [   62.887407]  ksys_write+0x68/0xe0
 6383 13:55:39.991432  # [   62.897325]  do_syscall_64+0x33/0x40
 6384 13:55:39.998075  # [   62.907532]  entry_SYSCALL_64_after_hwframe+0x44/0xa9
 6385 13:55:40.001496  # [   62.919387] RIP: 0033:0x7f0392917f33
 6386 13:55:40.021271  # [   62.929594] Code: 8b 15 61 ef 0c 00 f7 d8 64 89 02 48 c7 c0 ff ff ff ff eb b7 0f 1f 00 64 8b 04 25 18 00 00 00 85 c0 75 14 b8 01 00 00 00 0f 05 <48> 3d 00 f0 ff ff 77 55 c3 0f 1f 40 00 48 83 ec 28 48 89 54 24 18
 6387 13:55:40.031133  # [   62.956793] RSP: 002b:00007ffcfc7593b8 EFLAGS: 00000246 ORIG_RAX: 0000000000000001
 6388 13:55:40.041015  # [   62.971467] RAX: ffffffffffffffda RBX: 000000000000001f RCX: 00007f0392917f33
 6389 13:55:40.047267  # [   62.979441] RDX: 000000000000001f RSI: 00007f0392808000 RDI: 0000000000000001
 6390 13:55:40.057200  # [   62.993622] RBP: 00007f0392808000 R08: 00007f0392807010 R09: 0000000000000000
 6391 13:55:40.066921  # [   63.001595] R10: 00007f0392a121c0 R11: 0000000000000246 R12: 0000000000000001
 6392 13:55:40.073682  # [   63.015775] R13: 0000000000000001 R14: 0000000000020000 R15: 0000000000020000
 6393 13:55:40.076883  # [   63.023752] irq event stamp: 0
 6394 13:55:40.086742  # [   63.033365] hardirqs last  enabled at (0): [<0000000000000000>] 0x0
 6395 13:55:40.093308  # [   63.040369] hardirqs last disabled at (0): [<ffffffffb4cf9f9c>] copy_process+0x63c/0x1c80
 6396 13:55:40.103283  # [   63.055713] softirqs last  enabled at (0): [<ffffffffb4cf9f9c>] copy_process+0x63c/0x1c80
 6397 13:55:40.113055  # [   63.071064] softirqs last disabled at (0): [<0000000000000000>] 0x0
 6398 13:55:40.116519  # [   63.078067] ---[ end trace 292ac93e2897705c ]---
 6399 13:55:40.122907  # [   63.089432] lkdtm: Overflow detected: saturated
 6400 13:55:40.129567  # REFCOUNT_INC_NOT_ZERO_OVERFLOW: saw 'call trace:': ok
 6401 13:55:40.136042  ok 44 selftests: lkdtm: REFCOUNT_INC_NOT_ZERO_OVERFLOW.sh
 6402 13:55:40.139659  # selftests: lkdtm: REFCOUNT_ADD_NOT_ZERO_OVERFLOW.sh
 6403 13:55:40.149309  # [   63.218152] lkdtm: Performing direct entry REFCOUNT_ADD_NOT_ZERO_OVERFLOW
 6404 13:55:40.155800  # [   63.226412] lkdtm: attempting bad refcount_add_not_zero() overflow
 6405 13:55:40.162617  # [   63.239563] ------------[ cut here ]------------
 6406 13:55:40.165858  # [   63.250929] refcount_t: saturated; leaking memory.
 6407 13:55:40.175517  # [   63.262522] WARNING: CPU: 0 PID: 2148 at lib/refcount.c:19 refcount_warn_saturate+0x87/0xf0
 6408 13:55:40.205361  # [   63.278031] Modules linked in: fuse ip_tables cros_ec_sensors cros_ec_sensors_core industrialio_triggered_buffer kfifo_buf industrialio cros_ec_sysfs cros_ec_lightbar cros_ec_chardev cros_ec_debugfs cros_ec_sensorhub x86_pkg_temp_thermal cros_ec_dev cros_usbpd_notify
 6409 13:55:40.215226  # [   63.310693] CPU: 0 PID: 2148 Comm: cat Tainted: G      D W         5.10.129-cip12 #1
 6410 13:55:40.221578  # [   63.325573] Hardware name: Google Rammus/Rammus, BIOS  09/04/2020
 6411 13:55:40.228188  # [   63.338599] RIP: 0010:refcount_warn_saturate+0x87/0xf0
 6412 13:55:40.248169  # [   63.350538] Code: 05 ea 1d 76 01 01 e8 be 1b 93 00 0f 0b c3 80 3d dd 1d 76 01 00 75 b4 48 c7 c7 80 be 45 b6 c6 05 cd 1d 76 01 01 e8 9f 1b 93 00 <0f> 0b c3 80 3d bb 1d 76 01 00 75 95 48 c7 c7 d8 be 45 b6 c6 05 ab
 6413 13:55:40.254334  # [   63.377775] RSP: 0018:ffffa1b4c29cfe38 EFLAGS: 00010282
 6414 13:55:40.264300  # [   63.389868] RAX: 0000000000000000 RBX: 000000007fffffff RCX: 0000000000000000
 6415 13:55:40.274268  # [   63.404026] RDX: ffff8cd9bac2c660 RSI: ffff8cd9bac1bf70 RDI: ffff8cd9bac1bf70
 6416 13:55:40.280740  # [   63.418244] RBP: ffffffffb64c0080 R08: 0000000000000000 R09: 0000000000000000
 6417 13:55:40.290447  # [   63.432417] R10: 00000000ffffe000 R11: 3fffffffffffffff R12: 000000000000001f
 6418 13:55:40.297147  # [   63.446628] R13: ffffa1b4c29cff10 R14: ffffa1b4c29cff10 R15: ffff8cd9448d1000
 6419 13:55:40.307100  # [   63.460797] FS:  00007f8c2f843580(0000) GS:ffff8cd9bac00000(0000) knlGS:0000000000000000
 6420 13:55:40.313515  # [   63.476074] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
 6421 13:55:40.323473  # [   63.488697] CR2: 00007f8c2f65c000 CR3: 00000001035f2006 CR4: 00000000003706f0
 6422 13:55:40.326865  # [   63.502910] Call Trace:
 6423 13:55:40.333297  # [   63.511846]  __refcount_add_not_zero.constprop.0+0x2a/0x31
 6424 13:55:40.339929  # [   63.524196]  lkdtm_REFCOUNT_ADD_NOT_ZERO_OVERFLOW+0x3e/0x72
 6425 13:55:40.343141  # [   63.536628]  direct_entry.cold+0x2c/0x38
 6426 13:55:40.349613  # [   63.547242]  full_proxy_write+0x56/0x80
 6427 13:55:40.353131  # [   63.557728]  vfs_write+0xea/0x390
 6428 13:55:40.356248  # [   63.567665]  ksys_write+0x68/0xe0
 6429 13:55:40.359533  # [   63.577565]  do_syscall_64+0x33/0x40
 6430 13:55:40.366027  # [   63.587796]  entry_SYSCALL_64_after_hwframe+0x44/0xa9
 6431 13:55:40.372758  # [   63.599646] RIP: 0033:0x7f8c2f76bf33
 6432 13:55:40.392206  # [   63.609856] Code: 8b 15 61 ef 0c 00 f7 d8 64 89 02 48 c7 c0 ff ff ff ff eb b7 0f 1f 00 64 8b 04 25 18 00 00 00 85 c0 75 14 b8 01 00 00 00 0f 05 <48> 3d 00 f0 ff ff 77 55 c3 0f 1f 40 00 48 83 ec 28 48 89 54 24 18
 6433 13:55:40.402094  # [   63.637052] RSP: 002b:00007ffc554af9c8 EFLAGS: 00000246 ORIG_RAX: 0000000000000001
 6434 13:55:40.411735  # [   63.651740] RAX: ffffffffffffffda RBX: 000000000000001f RCX: 00007f8c2f76bf33
 6435 13:55:40.418461  # [   63.665921] RDX: 000000000000001f RSI: 00007f8c2f65c000 RDI: 0000000000000001
 6436 13:55:40.428360  # [   63.680096] RBP: 00007f8c2f65c000 R08: 00007f8c2f65b010 R09: 0000000000000000
 6437 13:55:40.434771  # [   63.688095] R10: 00007f8c2f8661c0 R11: 0000000000000246 R12: 0000000000000001
 6438 13:55:40.444478  # [   63.702270] R13: 0000000000000001 R14: 0000000000020000 R15: 0000000000020000
 6439 13:55:40.448091  # [   63.716463] irq event stamp: 0
 6440 13:55:40.454490  # [   63.726069] hardirqs last  enabled at (0): [<0000000000000000>] 0x0
 6441 13:55:40.464197  # [   63.733082] hardirqs last disabled at (0): [<ffffffffb4cf9f9c>] copy_process+0x63c/0x1c80
 6442 13:55:40.474169  # [   63.748444] softirqs last  enabled at (0): [<ffffffffb4cf9f9c>] copy_process+0x63c/0x1c80
 6443 13:55:40.483974  # [   63.763779] softirqs last disabled at (0): [<0000000000000000>] 0x0
 6444 13:55:40.487495  # [   63.776994] ---[ end trace 292ac93e2897705d ]---
 6445 13:55:40.494005  # [   63.782188] lkdtm: Overflow detected: saturated
 6446 13:55:40.500417  # REFCOUNT_ADD_NOT_ZERO_OVERFLOW: saw 'call trace:': ok
 6447 13:55:40.506780  ok 45 selftests: lkdtm: REFCOUNT_ADD_NOT_ZERO_OVERFLOW.sh
 6448 13:55:40.510398  # selftests: lkdtm: REFCOUNT_DEC_ZERO.sh
 6449 13:55:40.516896  # [   63.867126] lkdtm: Performing direct entry REFCOUNT_DEC_ZERO
 6450 13:55:40.523516  # [   63.874354] lkdtm: attempting good refcount_dec()
 6451 13:55:40.530150  # [   63.879618] lkdtm: attempting bad refcount_dec() to zero
 6452 13:55:40.533235  # [   63.885560] ------------[ cut here ]------------
 6453 13:55:40.540029  # [   63.896933] refcount_t: decrement hit 0; leaking memory.
 6454 13:55:40.549864  # [   63.909098] WARNING: CPU: 3 PID: 2180 at lib/refcount.c:31 refcount_warn_saturate+0xdf/0xf0
 6455 13:55:40.576364  # [   63.924650] Modules linked in: fuse ip_tables cros_ec_sensors cros_ec_sensors_core industrialio_triggered_buffer kfifo_buf industrialio cros_ec_sysfs cros_ec_lightbar cros_ec_chardev cros_ec_debugfs cros_ec_sensorhub x86_pkg_temp_thermal cros_ec_dev cros_usbpd_notify
 6456 13:55:40.586204  # [   63.957311] CPU: 3 PID: 2180 Comm: cat Tainted: G      D W         5.10.129-cip12 #1
 6457 13:55:40.596097  # [   63.965992] Hardware name: Google Rammus/Rammus, BIOS  09/04/2020
 6458 13:55:40.599122  # [   63.972803] RIP: 0010:refcount_warn_saturate+0xdf/0xf0
 6459 13:55:40.622546  # [   63.978574] Code: ff 48 c7 c7 30 bf 45 b6 c6 05 86 1d 76 01 01 e8 5d 1b 93 00 0f 0b c3 48 c7 c7 00 bf 45 b6 c6 05 71 1d 76 01 01 e8 47 1b 93 00 <0f> 0b c3 66 66 2e 0f 1f 84 00 00 00 00 00 0f 1f 00 8b 07 3d 00 00
 6460 13:55:40.628912  # [   63.999560] RSP: 0018:ffffa1b4c2a2fe48 EFLAGS: 00010286
 6461 13:55:40.635349  # [   64.005427] RAX: 0000000000000000 RBX: 000000000000002f RCX: 0000000000000000
 6462 13:55:40.645161  # [   64.013403] RDX: ffff8cd9badac660 RSI: ffff8cd9bad9bf70 RDI: ffff8cd9bad9bf70
 6463 13:55:40.655028  # [   64.027591] RBP: ffffffffb64c0439 R08: 0000000000000000 R09: 0000000000000000
 6464 13:55:40.661804  # [   64.035563] R10: 00000000ffffe000 R11: 3fffffffffffffff R12: 0000000000000012
 6465 13:55:40.671575  # [   64.043536] R13: ffffa1b4c2a2ff10 R14: ffffa1b4c2a2ff10 R15: ffff8cd942865000
 6466 13:55:40.681665  # [   64.051508] FS:  00007f3d8f5a2580(0000) GS:ffff8cd9bad80000(0000) knlGS:0000000000000000
 6467 13:55:40.687914  # [   64.060547] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
 6468 13:55:40.694540  # [   64.066965] CR2: 00007f3d8f3bb000 CR3: 0000000105532005 CR4: 00000000003706e0
 6469 13:55:40.697939  # [   64.074937] Call Trace:
 6470 13:55:40.704624  # [   64.077670]  lkdtm_REFCOUNT_DEC_ZERO+0x4d/0xb9
 6471 13:55:40.707888  # [   64.088847]  direct_entry.cold+0x2c/0x38
 6472 13:55:40.714420  # [   64.093230]  full_proxy_write+0x56/0x80
 6473 13:55:40.717768  # [   64.097538]  vfs_write+0xea/0x390
 6474 13:55:40.720890  # [   64.107452]  ksys_write+0x68/0xe0
 6475 13:55:40.724388  # [   64.111152]  do_syscall_64+0x33/0x40
 6476 13:55:40.730975  # [   64.115142]  entry_SYSCALL_64_after_hwframe+0x44/0xa9
 6477 13:55:40.737612  # [   64.120785] RIP: 0033:0x7f3d8f4caf33
 6478 13:55:40.757066  # [   64.124775] Code: 8b 15 61 ef 0c 00 f7 d8 64 89 02 48 c7 c0 ff ff ff ff eb b7 0f 1f 00 64 8b 04 25 18 00 00 00 85 c0 75 14 b8 01 00 00 00 0f 05 <48> 3d 00 f0 ff ff 77 55 c3 0f 1f 40 00 48 83 ec 28 48 89 54 24 18
 6479 13:55:40.767154  # [   64.145763] RSP: 002b:00007ffd7ec2a3b8 EFLAGS: 00000246 ORIG_RAX: 0000000000000001
 6480 13:55:40.773529  # [   64.154220] RAX: ffffffffffffffda RBX: 0000000000000012 RCX: 00007f3d8f4caf33
 6481 13:55:40.783441  # [   64.162190] RDX: 0000000000000012 RSI: 00007f3d8f3bb000 RDI: 0000000000000001
 6482 13:55:40.789971  # [   64.170152] RBP: 00007f3d8f3bb000 R08: 00007f3d8f3ba010 R09: 0000000000000000
 6483 13:55:40.799764  # [   64.178113] R10: 00007f3d8f5c51c0 R11: 0000000000000246 R12: 0000000000000001
 6484 13:55:40.809392  # [   64.186084] R13: 0000000000000001 R14: 0000000000020000 R15: 0000000000020000
 6485 13:55:40.812924  # [   64.194059] irq event stamp: 0
 6486 13:55:40.819451  # [   64.197467] hardirqs last  enabled at (0): [<0000000000000000>] 0x0
 6487 13:55:40.829438  # [   64.204470] hardirqs last disabled at (0): [<ffffffffb4cf9f9c>] copy_process+0x63c/0x1c80
 6488 13:55:40.839220  # [   64.213608] softirqs last  enabled at (0): [<ffffffffb4cf9f9c>] copy_process+0x63c/0x1c80
 6489 13:55:40.845995  # [   64.222747] softirqs last disabled at (0): [<0000000000000000>] 0x0
 6490 13:55:40.852613  # [   64.229748] ---[ end trace 292ac93e2897705e ]---
 6491 13:55:40.855719  # [   64.234902] lkdtm: Zero detected: saturated
 6492 13:55:40.862336  # REFCOUNT_DEC_ZERO: saw 'call trace:': ok
 6493 13:55:40.865957  ok 46 selftests: lkdtm: REFCOUNT_DEC_ZERO.sh
 6494 13:55:40.872138  # selftests: lkdtm: REFCOUNT_DEC_NEGATIVE.sh
 6495 13:55:40.878827  # [   64.314170] lkdtm: Performing direct entry REFCOUNT_DEC_NEGATIVE
 6496 13:55:40.885560  # [   64.327107] lkdtm: attempting bad refcount_dec() below zero
 6497 13:55:40.888761  # [   64.333343] ------------[ cut here ]------------
 6498 13:55:40.895112  # [   64.344712] refcount_t: decrement hit 0; leaking memory.
 6499 13:55:40.905063  # [   64.356876] WARNING: CPU: 2 PID: 2215 at lib/refcount.c:31 refcount_warn_saturate+0xdf/0xf0
 6500 13:55:40.934680  # [   64.372414] Modules linked in: fuse ip_tables cros_ec_sensors cros_ec_sensors_core industrialio_triggered_buffer kfifo_buf industrialio cros_ec_sysfs cros_ec_lightbar cros_ec_chardev cros_ec_debugfs cros_ec_sensorhub x86_pkg_temp_thermal cros_ec_dev cros_usbpd_notify
 6501 13:55:40.940953  # [   64.398872] CPU: 2 PID: 2215 Comm: cat Tainted: G      D W         5.10.129-cip12 #1
 6502 13:55:40.950861  # [   64.413758] Hardware name: Google Rammus/Rammus, BIOS  09/04/2020
 6503 13:55:40.957677  # [   64.420576] RIP: 0010:refcount_warn_saturate+0xdf/0xf0
 6504 13:55:40.977576  # [   64.432519] Code: ff 48 c7 c7 30 bf 45 b6 c6 05 86 1d 76 01 01 e8 5d 1b 93 00 0f 0b c3 48 c7 c7 00 bf 45 b6 c6 05 71 1d 76 01 01 e8 47 1b 93 00 <0f> 0b c3 66 66 2e 0f 1f 84 00 00 00 00 00 0f 1f 00 8b 07 3d 00 00
 6505 13:55:40.984132  # [   64.453504] RSP: 0018:ffffa1b4c2abfe48 EFLAGS: 00010286
 6506 13:55:40.993892  # [   64.459340] RAX: 0000000000000000 RBX: 0000000000000030 RCX: 0000000000000000
 6507 13:55:41.000598  # [   64.467311] RDX: ffff8cd9bad2c660 RSI: ffff8cd9bad1bf70 RDI: ffff8cd9bad1bf70
 6508 13:55:41.010235  # [   64.475274] RBP: ffffffffb64c044b R08: 0000000000000000 R09: 0000000000000000
 6509 13:55:41.016928  # [   64.483246] R10: 00000000ffffe000 R11: 3fffffffffffffff R12: 0000000000000016
 6510 13:55:41.026752  # [   64.491217] R13: ffffa1b4c2abff10 R14: ffffa1b4c2abff10 R15: ffff8cd94326c000
 6511 13:55:41.036324  # [   64.499190] FS:  00007fbda75a9580(0000) GS:ffff8cd9bad00000(0000) knlGS:0000000000000000
 6512 13:55:41.043061  # [   64.508231] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
 6513 13:55:41.049736  # [   64.514664] CR2: 00007fbda73c2000 CR3: 000000010091e005 CR4: 00000000003706e0
 6514 13:55:41.053109  # [   64.522637] Call Trace:
 6515 13:55:41.059397  # [   64.531580]  lkdtm_REFCOUNT_DEC_NEGATIVE+0x37/0x5d
 6516 13:55:41.066323  # [   64.536957]  direct_entry.cold+0x2c/0x38
 6517 13:55:41.069512  # [   64.541339]  full_proxy_write+0x56/0x80
 6518 13:55:41.072920  # [   64.545647]  vfs_write+0xea/0x390
 6519 13:55:41.075930  # [   64.549347]  ksys_write+0x68/0xe0
 6520 13:55:41.082455  # [   64.553049]  do_syscall_64+0x33/0x40
 6521 13:55:41.089242  # [   64.557040]  entry_SYSCALL_64_after_hwframe+0x44/0xa9
 6522 13:55:41.092340  # [   64.562684] RIP: 0033:0x7fbda74d1f33
 6523 13:55:41.112124  # [   64.566677] Code: 8b 15 61 ef 0c 00 f7 d8 64 89 02 48 c7 c0 ff ff ff ff eb b7 0f 1f 00 64 8b 04 25 18 00 00 00 85 c0 75 14 b8 01 00 00 00 0f 05 <48> 3d 00 f0 ff ff 77 55 c3 0f 1f 40 00 48 83 ec 28 48 89 54 24 18
 6524 13:55:41.122323  # [   64.587666] RSP: 002b:00007ffd2c6e2658 EFLAGS: 00000246 ORIG_RAX: 0000000000000001
 6525 13:55:41.132122  # [   64.596125] RAX: ffffffffffffffda RBX: 0000000000000016 RCX: 00007fbda74d1f33
 6526 13:55:41.138510  # [   64.604095] RDX: 0000000000000016 RSI: 00007fbda73c2000 RDI: 0000000000000001
 6527 13:55:41.148541  # [   64.612057] RBP: 00007fbda73c2000 R08: 00007fbda73c1010 R09: 0000000000000000
 6528 13:55:41.154965  # [   64.620032] R10: 00007fbda75cc1c0 R11: 0000000000000246 R12: 0000000000000001
 6529 13:55:41.164858  # [   64.634221] R13: 0000000000000001 R14: 0000000000020000 R15: 0000000000020000
 6530 13:55:41.168252  # [   64.642195] irq event stamp: 0
 6531 13:55:41.174502  # [   64.651816] hardirqs last  enabled at (0): [<0000000000000000>] 0x0
 6532 13:55:41.184476  # [   64.658844] hardirqs last disabled at (0): [<ffffffffb4cf9f9c>] copy_process+0x63c/0x1c80
 6533 13:55:41.194233  # [   64.668008] softirqs last  enabled at (0): [<ffffffffb4cf9f9c>] copy_process+0x63c/0x1c80
 6534 13:55:41.200971  # [   64.677146] softirqs last disabled at (0): [<0000000000000000>] 0x0
 6535 13:55:41.207551  # [   64.684147] ---[ end trace 292ac93e2897705f ]---
 6536 13:55:41.214039  # [   64.689305] lkdtm: Negative detected: saturated
 6537 13:55:41.220601  # REFCOUNT_DEC_NEGATIVE: saw 'Negative detected: saturated': ok
 6538 13:55:41.223543  ok 47 selftests: lkdtm: REFCOUNT_DEC_NEGATIVE.sh
 6539 13:55:41.230252  # selftests: lkdtm: REFCOUNT_DEC_AND_TEST_NEGATIVE.sh
 6540 13:55:41.237022  # [   64.822761] lkdtm: Performing direct entry REFCOUNT_DEC_AND_TEST_NEGATIVE
 6541 13:55:41.246576  # [   64.832487] lkdtm: attempting bad refcount_dec_and_test() below zero
 6542 13:55:41.249941  # [   64.845806] ------------[ cut here ]------------
 6543 13:55:41.256527  # [   64.857176] refcount_t: underflow; use-after-free.
 6544 13:55:41.266366  # [   64.862558] WARNING: CPU: 1 PID: 2250 at lib/refcount.c:28 refcount_warn_saturate+0xa6/0xf0
 6545 13:55:41.292334  # [   64.878073] Modules linked in: fuse ip_tables cros_ec_sensors cros_ec_sensors_core industrialio_triggered_buffer kfifo_buf industrialio cros_ec_sysfs cros_ec_lightbar cros_ec_chardev cros_ec_debugfs cros_ec_sensorhub x86_pkg_temp_thermal cros_ec_dev cros_usbpd_notify
 6546 13:55:41.302430  # [   64.910722] CPU: 1 PID: 2250 Comm: cat Tainted: G      D W         5.10.129-cip12 #1
 6547 13:55:41.309047  # [   64.925593] Hardware name: Google Rammus/Rammus, BIOS  09/04/2020
 6548 13:55:41.315483  # [   64.938617] RIP: 0010:refcount_warn_saturate+0xa6/0xf0
 6549 13:55:41.338502  # [   64.950570] Code: 05 cd 1d 76 01 01 e8 9f 1b 93 00 0f 0b c3 80 3d bb 1d 76 01 00 75 95 48 c7 c7 d8 be 45 b6 c6 05 ab 1d 76 01 01 e8 80 1b 93 00 <0f> 0b c3 80 3d 9a 1d 76 01 00 0f 85 72 ff ff ff 48 c7 c7 30 bf 45
 6550 13:55:41.345114  # [   64.977791] RSP: 0018:ffffa1b4c2b5fe40 EFLAGS: 00010286
 6551 13:55:41.351764  # [   64.989823] RAX: 0000000000000000 RBX: 0000000000000031 RCX: 0000000000000000
 6552 13:55:41.361398  # [   65.004008] RDX: ffff8cd9bacac660 RSI: ffff8cd9bac9bf70 RDI: ffff8cd9bac9bf70
 6553 13:55:41.371340  # [   65.018194] RBP: ffffffffb64c00a0 R08: 0000000000000000 R09: 0000000000000000
 6554 13:55:41.378324  # [   65.032383] R10: 00000000ffffe000 R11: 3fffffffffffffff R12: 000000000000001f
 6555 13:55:41.388067  # [   65.046570] R13: ffffa1b4c2b5ff10 R14: ffffa1b4c2b5ff10 R15: ffff8cd944c8e000
 6556 13:55:41.398049  # [   65.060759] FS:  00007f72cbdcb580(0000) GS:ffff8cd9bac80000(0000) knlGS:0000000000000000
 6557 13:55:41.404473  # [   65.076015] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
 6558 13:55:41.411168  # [   65.088663] CR2: 00007f72cbbe4000 CR3: 0000000103176001 CR4: 00000000003706e0
 6559 13:55:41.414433  # [   65.102850] Call Trace:
 6560 13:55:41.420834  # [   65.111795]  __refcount_sub_and_test.constprop.0+0x34/0x40
 6561 13:55:41.427436  # [   65.124134]  lkdtm_REFCOUNT_DEC_AND_TEST_NEGATIVE+0x3e/0x74
 6562 13:55:41.434038  # [   65.136571]  direct_entry.cold+0x2c/0x38
 6563 13:55:41.437304  # [   65.147165]  full_proxy_write+0x56/0x80
 6564 13:55:41.440535  # [   65.157667]  vfs_write+0xea/0x390
 6565 13:55:41.444147  # [   65.167578]  ksys_write+0x68/0xe0
 6566 13:55:41.450287  # [   65.177493]  do_syscall_64+0x33/0x40
 6567 13:55:41.457133  # [   65.187737]  entry_SYSCALL_64_after_hwframe+0x44/0xa9
 6568 13:55:41.460153  # [   65.199604] RIP: 0033:0x7f72cbcf3f33
 6569 13:55:41.483075  # [   65.209811] Code: 8b 15 61 ef 0c 00 f7 d8 64 89 02 48 c7 c0 ff ff ff ff eb b7 0f 1f 00 64 8b 04 25 18 00 00 00 85 c0 75 14 b8 01 00 00 00 0f 05 <48> 3d 00 f0 ff ff 77 55 c3 0f 1f 40 00 48 83 ec 28 48 89 54 24 18
 6570 13:55:41.489669  # [   65.237012] RSP: 002b:00007ffebef53908 EFLAGS: 00000246 ORIG_RAX: 0000000000000001
 6571 13:55:41.499713  # [   65.245471] RAX: ffffffffffffffda RBX: 000000000000001f RCX: 00007f72cbcf3f33
 6572 13:55:41.509551  # [   65.259666] RDX: 000000000000001f RSI: 00007f72cbbe4000 RDI: 0000000000000001
 6573 13:55:41.516063  # [   65.267664] RBP: 00007f72cbbe4000 R08: 00007f72cbbe3010 R09: 0000000000000000
 6574 13:55:41.525638  # [   65.281844] R10: 00007f72cbdee1c0 R11: 0000000000000246 R12: 0000000000000001
 6575 13:55:41.532227  # [   65.289816] R13: 0000000000000001 R14: 0000000000020000 R15: 0000000000020000
 6576 13:55:41.535613  # [   65.297790] irq event stamp: 0
 6577 13:55:41.545414  # [   65.307412] hardirqs last  enabled at (0): [<0000000000000000>] 0x0
 6578 13:55:41.555371  # [   65.314417] hardirqs last disabled at (0): [<ffffffffb4cf9f9c>] copy_process+0x63c/0x1c80
 6579 13:55:41.565442  # [   65.329762] softirqs last  enabled at (0): [<ffffffffb4cf9f9c>] copy_process+0x63c/0x1c80
 6580 13:55:41.571974  # [   65.338928] softirqs last disabled at (0): [<0000000000000000>] 0x0
 6581 13:55:41.578402  # [   65.352138] ---[ end trace 292ac93e28977060 ]---
 6582 13:55:41.581534  # [   65.357295] lkdtm: Negative detected: saturated
 6583 13:55:41.588363  # REFCOUNT_DEC_AND_TEST_NEGATIVE: saw 'Negative detected: saturated': ok
 6584 13:55:41.594831  ok 48 selftests: lkdtm: REFCOUNT_DEC_AND_TEST_NEGATIVE.sh
 6585 13:55:41.601570  # selftests: lkdtm: REFCOUNT_SUB_AND_TEST_NEGATIVE.sh
 6586 13:55:41.608055  # [   65.457687] lkdtm: Performing direct entry REFCOUNT_SUB_AND_TEST_NEGATIVE
 6587 13:55:41.617886  # [   65.469386] lkdtm: attempting bad refcount_sub_and_test() below zero
 6588 13:55:41.621214  # [   65.482704] ------------[ cut here ]------------
 6589 13:55:41.627666  # [   65.494072] refcount_t: underflow; use-after-free.
 6590 13:55:41.637754  # [   65.505671] WARNING: CPU: 1 PID: 2285 at lib/refcount.c:28 refcount_warn_saturate+0xa6/0xf0
 6591 13:55:41.664169  # [   65.521214] Modules linked in: fuse ip_tables cros_ec_sensors cros_ec_sensors_core industrialio_triggered_buffer kfifo_buf industrialio cros_ec_sysfs cros_ec_lightbar cros_ec_chardev cros_ec_debugfs cros_ec_sensorhub x86_pkg_temp_thermal cros_ec_dev cros_usbpd_notify
 6592 13:55:41.673870  # [   65.553879] CPU: 1 PID: 2285 Comm: cat Tainted: G      D W         5.10.129-cip12 #1
 6593 13:55:41.680367  # [   65.568727] Hardware name: Google Rammus/Rammus, BIOS  09/04/2020
 6594 13:55:41.687526  # [   65.581750] RIP: 0010:refcount_warn_saturate+0xa6/0xf0
 6595 13:55:41.710659  # [   65.593722] Code: 05 cd 1d 76 01 01 e8 9f 1b 93 00 0f 0b c3 80 3d bb 1d 76 01 00 75 95 48 c7 c7 d8 be 45 b6 c6 05 ab 1d 76 01 01 e8 80 1b 93 00 <0f> 0b c3 80 3d 9a 1d 76 01 00 0f 85 72 ff ff ff 48 c7 c7 30 bf 45
 6596 13:55:41.717482  # [   65.620923] RSP: 0018:ffffa1b4c2bdfe40 EFLAGS: 00010286
 6597 13:55:41.723755  # [   65.626759] RAX: 0000000000000000 RBX: 0000000000000032 RCX: 0000000000000000
 6598 13:55:41.733455  # [   65.640944] RDX: ffff8cd9bacac660 RSI: ffff8cd9bac9bf70 RDI: ffff8cd9bac9bf70
 6599 13:55:41.743496  # [   65.648919] RBP: ffffffffb64c00c0 R08: 0000000000000000 R09: 0000000000000000
 6600 13:55:41.750365  # [   65.663105] R10: 00000000ffffe000 R11: 3fffffffffffffff R12: 000000000000001f
 6601 13:55:41.759739  # [   65.677291] R13: ffffa1b4c2bdff10 R14: ffffa1b4c2bdff10 R15: ffff8cd943208000
 6602 13:55:41.769686  # [   65.685265] FS:  00007fd3b745e580(0000) GS:ffff8cd9bac80000(0000) knlGS:0000000000000000
 6603 13:55:41.776395  # [   65.700520] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
 6604 13:55:41.782894  # [   65.706940] CR2: 00007fd3b7277000 CR3: 0000000105c64004 CR4: 00000000003706e0
 6605 13:55:41.786319  # [   65.721124] Call Trace:
 6606 13:55:41.792863  # [   65.723858]  __refcount_sub_and_test.constprop.0+0x34/0x40
 6607 13:55:41.799418  # [   65.736195]  lkdtm_REFCOUNT_SUB_AND_TEST_NEGATIVE+0x3e/0x77
 6608 13:55:41.805941  # [   65.748652]  direct_entry.cold+0x2c/0x38
 6609 13:55:41.809156  # [   65.753039]  full_proxy_write+0x56/0x80
 6610 13:55:41.812318  # [   65.763540]  vfs_write+0xea/0x390
 6611 13:55:41.819109  # [   65.767250]  ksys_write+0x68/0xe0
 6612 13:55:41.822187  # [   65.770955]  do_syscall_64+0x33/0x40
 6613 13:55:41.828835  # [   65.774949]  entry_SYSCALL_64_after_hwframe+0x44/0xa9
 6614 13:55:41.832043  # [   65.780594] RIP: 0033:0x7fd3b7386f33
 6615 13:55:41.855359  # [   65.784586] Code: 8b 15 61 ef 0c 00 f7 d8 64 89 02 48 c7 c0 ff ff ff ff eb b7 0f 1f 00 64 8b 04 25 18 00 00 00 85 c0 75 14 b8 01 00 00 00 0f 05 <48> 3d 00 f0 ff ff 77 55 c3 0f 1f 40 00 48 83 ec 28 48 89 54 24 18
 6616 13:55:41.861972  # [   65.805577] RSP: 002b:00007ffcb1015798 EFLAGS: 00000246 ORIG_RAX: 0000000000000001
 6617 13:55:41.871463  # [   65.814037] RAX: ffffffffffffffda RBX: 000000000000001f RCX: 00007fd3b7386f33
 6618 13:55:41.881470  # [   65.822011] RDX: 000000000000001f RSI: 00007fd3b7277000 RDI: 0000000000000001
 6619 13:55:41.887947  # [   65.836198] RBP: 00007fd3b7277000 R08: 00007fd3b7276010 R09: 0000000000000000
 6620 13:55:41.897618  # [   65.844169] R10: 00007fd3b74811c0 R11: 0000000000000246 R12: 0000000000000001
 6621 13:55:41.904380  # [   65.858352] R13: 0000000000000001 R14: 0000000000020000 R15: 0000000000020000
 6622 13:55:41.907927  # [   65.866327] irq event stamp: 0
 6623 13:55:41.917708  # [   65.875943] hardirqs last  enabled at (0): [<0000000000000000>] 0x0
 6624 13:55:41.927487  # [   65.882949] hardirqs last disabled at (0): [<ffffffffb4cf9f9c>] copy_process+0x63c/0x1c80
 6625 13:55:41.937137  # [   65.898296] softirqs last  enabled at (0): [<ffffffffb4cf9f9c>] copy_process+0x63c/0x1c80
 6626 13:55:41.944006  # [   65.913664] softirqs last disabled at (0): [<0000000000000000>] 0x0
 6627 13:55:41.950671  # [   65.920666] ---[ end trace 292ac93e28977061 ]---
 6628 13:55:41.953958  # [   65.932032] lkdtm: Negative detected: saturated
 6629 13:55:41.963540  # REFCOUNT_SUB_AND_TEST_NEGATIVE: saw 'Negative detected: saturated': ok
 6630 13:55:41.966891  ok 49 selftests: lkdtm: REFCOUNT_SUB_AND_TEST_NEGATIVE.sh
 6631 13:55:41.973475  # selftests: lkdtm: REFCOUNT_INC_ZERO.sh
 6632 13:55:41.980116  # [   66.031068] lkdtm: Performing direct entry REFCOUNT_INC_ZERO
 6633 13:55:41.986667  # [   66.042845] lkdtm: attempting safe refcount_inc_not_zero() from zero
 6634 13:55:41.990146  # [   66.049953] lkdtm: Good: zero detected
 6635 13:55:41.996426  # [   66.054143] lkdtm: Correctly stayed at zero
 6636 13:55:42.003067  # [   66.058813] lkdtm: attempting bad refcount_inc() from zero
 6637 13:55:42.006418  # [   66.064940] ------------[ cut here ]------------
 6638 13:55:42.012847  # [   66.070100] refcount_t: addition on 0; use-after-free.
 6639 13:55:42.022897  # [   66.082069] WARNING: CPU: 3 PID: 2317 at lib/refcount.c:25 refcount_warn_saturate+0x68/0xf0
 6640 13:55:42.052598  # [   66.097610] Modules linked in: fuse ip_tables cros_ec_sensors cros_ec_sensors_core industrialio_triggered_buffer kfifo_buf industrialio cros_ec_sysfs cros_ec_lightbar cros_ec_chardev cros_ec_debugfs cros_ec_sensorhub x86_pkg_temp_thermal cros_ec_dev cros_usbpd_notify
 6641 13:55:42.059216  # [   66.130249] CPU: 3 PID: 2317 Comm: cat Tainted: G      D W         5.10.129-cip12 #1
 6642 13:55:42.069454  # [   66.138902] Hardware name: Google Rammus/Rammus, BIOS  09/04/2020
 6643 13:55:42.072341  # [   66.145712] RIP: 0010:refcount_warn_saturate+0x68/0xf0
 6644 13:55:42.095077  # [   66.151450] Code: 05 0a 1e 76 01 01 e8 dd 1b 93 00 0f 0b c3 80 3d fa 1d 76 01 00 75 d3 48 c7 c7 a8 be 45 b6 c6 05 ea 1d 76 01 01 e8 be 1b 93 00 <0f> 0b c3 80 3d dd 1d 76 01 00 75 b4 48 c7 c7 80 be 45 b6 c6 05 cd
 6645 13:55:42.101996  # [   66.172438] RSP: 0018:ffffa1b4c2c4fe48 EFLAGS: 00010286
 6646 13:55:42.111743  # [   66.178275] RAX: 0000000000000000 RBX: 0000000000000033 RCX: 0000000000000000
 6647 13:55:42.118334  # [   66.186247] RDX: ffff8cd9badac660 RSI: ffff8cd9bad9bf70 RDI: ffff8cd9bad9bf70
 6648 13:55:42.127600  # [   66.194218] RBP: ffffffffb64c0461 R08: 0000000000000000 R09: 0000000000000000
 6649 13:55:42.134369  # [   66.202191] R10: 00000000ffffe000 R11: 3fffffffffffffff R12: 0000000000000012
 6650 13:55:42.144400  # [   66.210163] R13: ffffa1b4c2c4ff10 R14: ffffa1b4c2c4ff10 R15: ffff8cd94359f000
 6651 13:55:42.153888  # [   66.218127] FS:  00007f0129d2b580(0000) GS:ffff8cd9bad80000(0000) knlGS:0000000000000000
 6652 13:55:42.160802  # [   66.227167] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
 6653 13:55:42.167214  # [   66.233585] CR2: 00007f0129b44000 CR3: 00000001035ea006 CR4: 00000000003706e0
 6654 13:55:42.170805  # [   66.241556] Call Trace:
 6655 13:55:42.177011  # [   66.244289]  lkdtm_REFCOUNT_INC_ZERO+0x99/0xbd
 6656 13:55:42.180332  # [   66.249250]  direct_entry.cold+0x2c/0x38
 6657 13:55:42.186928  # [   66.253650]  full_proxy_write+0x56/0x80
 6658 13:55:42.190621  # [   66.257941]  vfs_write+0xea/0x390
 6659 13:55:42.193632  # [   66.267849]  ksys_write+0x68/0xe0
 6660 13:55:42.200040  # [   66.271550]  do_syscall_64+0x33/0x40
 6661 13:55:42.203402  # [   66.275541]  entry_SYSCALL_64_after_hwframe+0x44/0xa9
 6662 13:55:42.210165  # [   66.281182] RIP: 0033:0x7f0129c53f33
 6663 13:55:42.229584  # [   66.285173] Code: 8b 15 61 ef 0c 00 f7 d8 64 89 02 48 c7 c0 ff ff ff ff eb b7 0f 1f 00 64 8b 04 25 18 00 00 00 85 c0 75 14 b8 01 00 00 00 0f 05 <48> 3d 00 f0 ff ff 77 55 c3 0f 1f 40 00 48 83 ec 28 48 89 54 24 18
 6664 13:55:42.239644  # [   66.306160] RSP: 002b:00007ffe4e139638 EFLAGS: 00000246 ORIG_RAX: 0000000000000001
 6665 13:55:42.249425  # [   66.314618] RAX: ffffffffffffffda RBX: 0000000000000012 RCX: 00007f0129c53f33
 6666 13:55:42.255923  # [   66.322591] RDX: 0000000000000012 RSI: 00007f0129b44000 RDI: 0000000000000001
 6667 13:55:42.265903  # [   66.330563] RBP: 00007f0129b44000 R08: 00007f0129b43010 R09: 0000000000000000
 6668 13:55:42.272357  # [   66.338535] R10: 00007f0129d4e1c0 R11: 0000000000000246 R12: 0000000000000001
 6669 13:55:42.282354  # [   66.346497] R13: 0000000000000001 R14: 0000000000020000 R15: 0000000000020000
 6670 13:55:42.285575  # [   66.354465] irq event stamp: 0
 6671 13:55:42.292126  # [   66.364088] hardirqs last  enabled at (0): [<0000000000000000>] 0x0
 6672 13:55:42.302029  # [   66.377309] hardirqs last disabled at (0): [<ffffffffb4cf9f9c>] copy_process+0x63c/0x1c80
 6673 13:55:42.311767  # [   66.386480] softirqs last  enabled at (0): [<ffffffffb4cf9f9c>] copy_process+0x63c/0x1c80
 6674 13:55:42.318582  # [   66.395616] softirqs last disabled at (0): [<0000000000000000>] 0x0
 6675 13:55:42.325070  # [   66.402617] ---[ end trace 292ac93e28977062 ]---
 6676 13:55:42.331723  # [   66.407773] lkdtm: Zero detected: saturated
 6677 13:55:42.334921  # REFCOUNT_INC_ZERO: saw 'call trace:': ok
 6678 13:55:42.338467  ok 50 selftests: lkdtm: REFCOUNT_INC_ZERO.sh
 6679 13:55:42.344971  # selftests: lkdtm: REFCOUNT_ADD_ZERO.sh
 6680 13:55:42.351324  # [   66.502275] lkdtm: Performing direct entry REFCOUNT_ADD_ZERO
 6681 13:55:42.358010  # [   66.512103] lkdtm: attempting safe refcount_add_not_zero() from zero
 6682 13:55:42.361215  # [   66.519212] lkdtm: Good: zero detected
 6683 13:55:42.368137  # [   66.523409] lkdtm: Correctly stayed at zero
 6684 13:55:42.374518  # [   66.528086] lkdtm: attempting bad refcount_add() from zero
 6685 13:55:42.381137  # [   66.534215] ------------[ cut here ]------------
 6686 13:55:42.384433  # [   66.539372] refcount_t: addition on 0; use-after-free.
 6687 13:55:42.394323  # [   66.545141] WARNING: CPU: 3 PID: 2349 at lib/refcount.c:25 refcount_warn_saturate+0x68/0xf0
 6688 13:55:42.423790  # [   66.554478] Modules linked in: fuse ip_tables cros_ec_sensors cros_ec_sensors_core industrialio_triggered_buffer kfifo_buf industrialio cros_ec_sysfs cros_ec_lightbar cros_ec_chardev cros_ec_debugfs cros_ec_sensorhub x86_pkg_temp_thermal cros_ec_dev cros_usbpd_notify
 6689 13:55:42.430278  # [   66.587116] CPU: 3 PID: 2349 Comm: cat Tainted: G      D W         5.10.129-cip12 #1
 6690 13:55:42.440580  # [   66.595800] Hardware name: Google Rammus/Rammus, BIOS  09/04/2020
 6691 13:55:42.447129  # [   66.602610] RIP: 0010:refcount_warn_saturate+0x68/0xf0
 6692 13:55:42.467183  # [   66.608348] Code: 05 0a 1e 76 01 01 e8 dd 1b 93 00 0f 0b c3 80 3d fa 1d 76 01 00 75 d3 48 c7 c7 a8 be 45 b6 c6 05 ea 1d 76 01 01 e8 be 1b 93 00 <0f> 0b c3 80 3d dd 1d 76 01 00 75 b4 48 c7 c7 80 be 45 b6 c6 05 cd
 6693 13:55:42.473196  # [   66.629336] RSP: 0018:ffffa1b4c2cafe48 EFLAGS: 00010286
 6694 13:55:42.480126  # [   66.635204] RAX: 0000000000000000 RBX: 0000000000000034 RCX: 0000000000000000
 6695 13:55:42.489907  # [   66.643179] RDX: ffff8cd9badac660 RSI: ffff8cd9bad9bf70 RDI: ffff8cd9bad9bf70
 6696 13:55:42.499892  # [   66.657371] RBP: ffffffffb64c0473 R08: 0000000000000000 R09: 0000000000000000
 6697 13:55:42.506499  # [   66.671556] R10: 00000000ffffe000 R11: 3fffffffffffffff R12: 0000000000000012
 6698 13:55:42.516082  # [   66.679520] R13: ffffa1b4c2caff10 R14: ffffa1b4c2caff10 R15: ffff8cd943ffa000
 6699 13:55:42.526193  # [   66.687491] FS:  00007f5f60021580(0000) GS:ffff8cd9bad80000(0000) knlGS:0000000000000000
 6700 13:55:42.532541  # [   66.696530] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
 6701 13:55:42.539260  # [   66.702944] CR2: 00007f5f5fe3a000 CR3: 00000001031e0006 CR4: 00000000003706e0
 6702 13:55:42.542660  # [   66.710941] Call Trace:
 6703 13:55:42.548996  # [   66.719882]  lkdtm_REFCOUNT_ADD_ZERO+0x99/0xbd
 6704 13:55:42.552732  # [   66.724877]  direct_entry.cold+0x2c/0x38
 6705 13:55:42.559168  # [   66.729257]  full_proxy_write+0x56/0x80
 6706 13:55:42.562712  # [   66.733540]  vfs_write+0xea/0x390
 6707 13:55:42.565772  # [   66.737239]  ksys_write+0x68/0xe0
 6708 13:55:42.569348  # [   66.740939]  do_syscall_64+0x33/0x40
 6709 13:55:42.575747  # [   66.744931]  entry_SYSCALL_64_after_hwframe+0x44/0xa9
 6710 13:55:42.578910  # [   66.750572] RIP: 0033:0x7f5f5ff49f33
 6711 13:55:42.602024  # [   66.754562] Code: 8b 15 61 ef 0c 00 f7 d8 64 89 02 48 c7 c0 ff ff ff ff eb b7 0f 1f 00 64 8b 04 25 18 00 00 00 85 c0 75 14 b8 01 00 00 00 0f 05 <48> 3d 00 f0 ff ff 77 55 c3 0f 1f 40 00 48 83 ec 28 48 89 54 24 18
 6712 13:55:42.611740  # [   66.775548] RSP: 002b:00007ffe9cb30688 EFLAGS: 00000246 ORIG_RAX: 0000000000000001
 6713 13:55:42.618152  # [   66.784007] RAX: ffffffffffffffda RBX: 0000000000000012 RCX: 00007f5f5ff49f33
 6714 13:55:42.628427  # [   66.791977] RDX: 0000000000000012 RSI: 00007f5f5fe3a000 RDI: 0000000000000001
 6715 13:55:42.634923  # [   66.799949] RBP: 00007f5f5fe3a000 R08: 00007f5f5fe39010 R09: 0000000000000000
 6716 13:55:42.644897  # [   66.807922] R10: 00007f5f600441c0 R11: 0000000000000246 R12: 0000000000000001
 6717 13:55:42.654278  # [   66.815893] R13: 0000000000000001 R14: 0000000000020000 R15: 0000000000020000
 6718 13:55:42.657717  # [   66.823858] irq event stamp: 0
 6719 13:55:42.664304  # [   66.827265] hardirqs last  enabled at (0): [<0000000000000000>] 0x0
 6720 13:55:42.674624  # [   66.834267] hardirqs last disabled at (0): [<ffffffffb4cf9f9c>] copy_process+0x63c/0x1c80
 6721 13:55:42.684365  # [   66.843407] softirqs last  enabled at (0): [<ffffffffb4cf9f9c>] copy_process+0x63c/0x1c80
 6722 13:55:42.691077  # [   66.852544] softirqs last disabled at (0): [<0000000000000000>] 0x0
 6723 13:55:42.697769  # [   66.859545] ---[ end trace 292ac93e28977063 ]---
 6724 13:55:42.700802  # [   66.864713] lkdtm: Zero detected: saturated
 6725 13:55:42.707294  # REFCOUNT_ADD_ZERO: saw 'call trace:': ok
 6726 13:55:42.710401  ok 51 selftests: lkdtm: REFCOUNT_ADD_ZERO.sh
 6727 13:55:42.713756  # selftests: lkdtm: REFCOUNT_INC_SATURATED.sh
 6728 13:55:42.723637  # [   66.961234] lkdtm: Performing direct entry REFCOUNT_INC_SATURATED
 6729 13:55:42.730369  # [   66.969465] lkdtm: attempting bad refcount_inc() from saturated
 6730 13:55:42.736832  # [   66.982305] ------------[ cut here ]------------
 6731 13:55:42.740128  # [   66.993673] refcount_t: saturated; leaking memory.
 6732 13:55:42.750404  # [   67.005303] WARNING: CPU: 0 PID: 2384 at lib/refcount.c:22 refcount_warn_saturate+0x49/0xf0
 6733 13:55:42.779598  # [   67.020812] Modules linked in: fuse ip_tables cros_ec_sensors cros_ec_sensors_core industrialio_triggered_buffer kfifo_buf industrialio cros_ec_sysfs cros_ec_lightbar cros_ec_chardev cros_ec_debugfs cros_ec_sensorhub x86_pkg_temp_thermal cros_ec_dev cros_usbpd_notify
 6734 13:55:42.789721  # [   67.053466] CPU: 0 PID: 2384 Comm: cat Tainted: G      D W         5.10.129-cip12 #1
 6735 13:55:42.796189  # [   67.068324] Hardware name: Google Rammus/Rammus, BIOS  09/04/2020
 6736 13:55:42.802888  # [   67.081377] RIP: 0010:refcount_warn_saturate+0x49/0xf0
 6737 13:55:42.822153  # [   67.093304] Code: 76 01 00 0f 84 a4 00 00 00 c3 85 f6 74 3e 80 3d 1a 1e 76 01 00 75 f2 48 c7 c7 80 be 45 b6 c6 05 0a 1e 76 01 01 e8 dd 1b 93 00 <0f> 0b c3 80 3d fa 1d 76 01 00 75 d3 48 c7 c7 a8 be 45 b6 c6 05 ea
 6738 13:55:42.828666  # [   67.120531] RSP: 0018:ffffa1b4c2d07e48 EFLAGS: 00010286
 6739 13:55:42.838974  # [   67.132564] RAX: 0000000000000000 RBX: 0000000000000035 RCX: 0000000000000000
 6740 13:55:42.845559  # [   67.146777] RDX: ffff8cd9bac2c660 RSI: ffff8cd9bac1bf70 RDI: ffff8cd9bac1bf70
 6741 13:55:42.855086  # [   67.160951] RBP: ffffffffb64c0485 R08: 0000000000000000 R09: 0000000000000000
 6742 13:55:42.864978  # [   67.175164] R10: 00000000ffffe000 R11: 3fffffffffffffff R12: 0000000000000017
 6743 13:55:42.871847  # [   67.189343] R13: ffffa1b4c2d07f10 R14: ffffa1b4c2d07f10 R15: ffff8cd94544c000
 6744 13:55:42.881657  # [   67.203552] FS:  00007fe5ba376580(0000) GS:ffff8cd9bac00000(0000) knlGS:0000000000000000
 6745 13:55:42.888234  # [   67.218796] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
 6746 13:55:42.897961  # [   67.231451] CR2: 00007fe5ba18f000 CR3: 000000010544e001 CR4: 00000000003706f0
 6747 13:55:42.901020  # [   67.245648] Call Trace:
 6748 13:55:42.904200  # [   67.254602]  lkdtm_REFCOUNT_INC_SATURATED+0x3c/0x60
 6749 13:55:42.910945  # [   67.266295]  direct_entry.cold+0x2c/0x38
 6750 13:55:42.914411  # [   67.276865]  full_proxy_write+0x56/0x80
 6751 13:55:42.917422  # [   67.287371]  vfs_write+0xea/0x390
 6752 13:55:42.923993  # [   67.297285]  ksys_write+0x68/0xe0
 6753 13:55:42.927275  # [   67.307218]  do_syscall_64+0x33/0x40
 6754 13:55:42.933844  # [   67.317415]  entry_SYSCALL_64_after_hwframe+0x44/0xa9
 6755 13:55:42.937162  # [   67.329293] RIP: 0033:0x7fe5ba29ef33
 6756 13:55:42.960192  # [   67.339485] Code: 8b 15 61 ef 0c 00 f7 d8 64 89 02 48 c7 c0 ff ff ff ff eb b7 0f 1f 00 64 8b 04 25 18 00 00 00 85 c0 75 14 b8 01 00 00 00 0f 05 <48> 3d 00 f0 ff ff 77 55 c3 0f 1f 40 00 48 83 ec 28 48 89 54 24 18
 6757 13:55:42.970205  # [   67.366720] RSP: 002b:00007fffb17755b8 EFLAGS: 00000246 ORIG_RAX: 0000000000000001
 6758 13:55:42.976833  # [   67.381377] RAX: ffffffffffffffda RBX: 0000000000000017 RCX: 00007fe5ba29ef33
 6759 13:55:42.986736  # [   67.395587] RDX: 0000000000000017 RSI: 00007fe5ba18f000 RDI: 0000000000000001
 6760 13:55:42.993357  # [   67.409762] RBP: 00007fe5ba18f000 R08: 00007fe5ba18e010 R09: 0000000000000000
 6761 13:55:43.003163  # [   67.423951] R10: 00007fe5ba3991c0 R11: 0000000000000246 R12: 0000000000000001
 6762 13:55:43.010087  # [   67.438135] R13: 0000000000000001 R14: 0000000000020000 R15: 0000000000020000
 6763 13:55:43.013435  # [   67.452342] irq event stamp: 0
 6764 13:55:43.023138  # [   67.461955] hardirqs last  enabled at (0): [<0000000000000000>] 0x0
 6765 13:55:43.032939  # [   67.475193] hardirqs last disabled at (0): [<ffffffffb4cf9f9c>] copy_process+0x63c/0x1c80
 6766 13:55:43.042597  # [   67.490534] softirqs last  enabled at (0): [<ffffffffb4cf9f9c>] copy_process+0x63c/0x1c80
 6767 13:55:43.049325  # [   67.505912] softirqs last disabled at (0): [<0000000000000000>] 0x0
 6768 13:55:43.055812  # [   67.519113] ---[ end trace 292ac93e28977064 ]---
 6769 13:55:43.062489  # [   67.530495] lkdtm: Saturation detected: still saturated
 6770 13:55:43.068880  # REFCOUNT_INC_SATURATED: saw 'Saturation detected: still saturated': ok
 6771 13:55:43.072112  ok 52 selftests: lkdtm: REFCOUNT_INC_SATURATED.sh
 6772 13:55:43.078914  # selftests: lkdtm: REFCOUNT_DEC_SATURATED.sh
 6773 13:55:43.085638  # [   67.639547] lkdtm: Performing direct entry REFCOUNT_DEC_SATURATED
 6774 13:55:43.091932  # [   67.648832] lkdtm: attempting bad refcount_dec() from saturated
 6775 13:55:43.098611  # [   67.661665] ------------[ cut here ]------------
 6776 13:55:43.105158  # [   67.673034] refcount_t: decrement hit 0; leaking memory.
 6777 13:55:43.115108  # [   67.678998] WARNING: CPU: 1 PID: 2419 at lib/refcount.c:31 refcount_warn_saturate+0xdf/0xf0
 6778 13:55:43.141139  # [   67.694507] Modules linked in: fuse ip_tables cros_ec_sensors cros_ec_sensors_core industrialio_triggered_buffer kfifo_buf industrialio cros_ec_sysfs cros_ec_lightbar cros_ec_chardev cros_ec_debugfs cros_ec_sensorhub x86_pkg_temp_thermal cros_ec_dev cros_usbpd_notify
 6779 13:55:43.151173  # [   67.727148] CPU: 1 PID: 2419 Comm: cat Tainted: G      D W         5.10.129-cip12 #1
 6780 13:55:43.157525  # [   67.742013] Hardware name: Google Rammus/Rammus, BIOS  09/04/2020
 6781 13:55:43.164153  # [   67.748822] RIP: 0010:refcount_warn_saturate+0xdf/0xf0
 6782 13:55:43.187255  # [   67.754561] Code: ff 48 c7 c7 30 bf 45 b6 c6 05 86 1d 76 01 01 e8 5d 1b 93 00 0f 0b c3 48 c7 c7 00 bf 45 b6 c6 05 71 1d 76 01 01 e8 47 1b 93 00 <0f> 0b c3 66 66 2e 0f 1f 84 00 00 00 00 00 0f 1f 00 8b 07 3d 00 00
 6783 13:55:43.193740  # [   67.781758] RSP: 0018:ffffa1b4c2db7e48 EFLAGS: 00010286
 6784 13:55:43.200266  # [   67.787597] RAX: 0000000000000000 RBX: 0000000000000036 RCX: 0000000000000000
 6785 13:55:43.210107  # [   67.801779] RDX: ffff8cd9bacac660 RSI: ffff8cd9bac9bf70 RDI: ffff8cd9bac9bf70
 6786 13:55:43.216614  # [   67.809753] RBP: ffffffffb64c049c R08: 0000000000000000 R09: 0000000000000000
 6787 13:55:43.226595  # [   67.823939] R10: 00000000ffffe000 R11: 3fffffffffffffff R12: 0000000000000017
 6788 13:55:43.236154  # [   67.838125] R13: ffffa1b4c2db7f10 R14: ffffa1b4c2db7f10 R15: ffff8cd943189000
 6789 13:55:43.246215  # [   67.852315] FS:  00007fd5fb5af580(0000) GS:ffff8cd9bac80000(0000) knlGS:0000000000000000
 6790 13:55:43.252719  # [   67.867568] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
 6791 13:55:43.259125  # [   67.880200] CR2: 00007fd5fb3c8000 CR3: 0000000103f66006 CR4: 00000000003706e0
 6792 13:55:43.262514  # [   67.894392] Call Trace:
 6793 13:55:43.269060  # [   67.903338]  lkdtm_REFCOUNT_DEC_SATURATED+0x37/0x5b
 6794 13:55:43.272296  # [   67.914994]  direct_entry.cold+0x2c/0x38
 6795 13:55:43.278905  # [   67.925586]  full_proxy_write+0x56/0x80
 6796 13:55:43.282272  # [   67.936081]  vfs_write+0xea/0x390
 6797 13:55:43.285783  # [   67.945993]  ksys_write+0x68/0xe0
 6798 13:55:43.288960  # [   67.955908]  do_syscall_64+0x33/0x40
 6799 13:55:43.295575  # [   67.966114]  entry_SYSCALL_64_after_hwframe+0x44/0xa9
 6800 13:55:43.298923  # [   67.977969] RIP: 0033:0x7fd5fb4d7f33
 6801 13:55:43.321944  # [   67.988174] Code: 8b 15 61 ef 0c 00 f7 d8 64 89 02 48 c7 c0 ff ff ff ff eb b7 0f 1f 00 64 8b 04 25 18 00 00 00 85 c0 75 14 b8 01 00 00 00 0f 05 <48> 3d 00 f0 ff ff 77 55 c3 0f 1f 40 00 48 83 ec 28 48 89 54 24 18
 6802 13:55:43.331767  # [   68.015372] RSP: 002b:00007ffe509fd628 EFLAGS: 00000246 ORIG_RAX: 0000000000000001
 6803 13:55:43.338191  # [   68.030043] RAX: ffffffffffffffda RBX: 0000000000000017 RCX: 00007fd5fb4d7f33
 6804 13:55:43.348169  # [   68.044228] RDX: 0000000000000017 RSI: 00007fd5fb3c8000 RDI: 0000000000000001
 6805 13:55:43.358081  # [   68.058414] RBP: 00007fd5fb3c8000 R08: 00007fd5fb3c7010 R09: 0000000000000000
 6806 13:55:43.364680  # [   68.072598] R10: 00007fd5fb5d21c0 R11: 0000000000000246 R12: 0000000000000001
 6807 13:55:43.374361  # [   68.086783] R13: 0000000000000001 R14: 0000000000020000 R15: 0000000000020000
 6808 13:55:43.377628  # [   68.100971] irq event stamp: 0
 6809 13:55:43.384505  # [   68.110590] hardirqs last  enabled at (0): [<0000000000000000>] 0x0
 6810 13:55:43.394504  # [   68.123810] hardirqs last disabled at (0): [<ffffffffb4cf9f9c>] copy_process+0x63c/0x1c80
 6811 13:55:43.403907  # [   68.139165] softirqs last  enabled at (0): [<ffffffffb4cf9f9c>] copy_process+0x63c/0x1c80
 6812 13:55:43.410607  # [   68.154517] softirqs last disabled at (0): [<0000000000000000>] 0x0
 6813 13:55:43.417130  # [   68.167730] ---[ end trace 292ac93e28977065 ]---
 6814 13:55:43.423981  # [   68.172885] lkdtm: Saturation detected: still saturated
 6815 13:55:43.430340  # REFCOUNT_DEC_SATURATED: saw 'Saturation detected: still saturated': ok
 6816 13:55:43.437106  ok 53 selftests: lkdtm: REFCOUNT_DEC_SATURATED.sh
 6817 13:55:43.440215  # selftests: lkdtm: REFCOUNT_ADD_SATURATED.sh
 6818 13:55:43.446760  # [   68.278778] lkdtm: Performing direct entry REFCOUNT_ADD_SATURATED
 6819 13:55:43.453413  # [   68.291180] lkdtm: attempting bad refcount_dec() from saturated
 6820 13:55:43.460428  # [   68.297798] ------------[ cut here ]------------
 6821 13:55:43.467062  # [   68.302959] refcount_t: saturated; leaking memory.
 6822 13:55:43.476459  # [   68.308321] WARNING: CPU: 2 PID: 2454 at lib/refcount.c:22 refcount_warn_saturate+0x49/0xf0
 6823 13:55:43.503255  # [   68.317662] Modules linked in: fuse ip_tables cros_ec_sensors cros_ec_sensors_core industrialio_triggered_buffer kfifo_buf industrialio cros_ec_sysfs cros_ec_lightbar cros_ec_chardev cros_ec_debugfs cros_ec_sensorhub x86_pkg_temp_thermal cros_ec_dev cros_usbpd_notify
 6824 13:55:43.512968  # [   68.350306] CPU: 2 PID: 2454 Comm: cat Tainted: G      D W         5.10.129-cip12 #1
 6825 13:55:43.519390  # [   68.358982] Hardware name: Google Rammus/Rammus, BIOS  09/04/2020
 6826 13:55:43.525974  # [   68.365788] RIP: 0010:refcount_warn_saturate+0x49/0xf0
 6827 13:55:43.545840  # [   68.371526] Code: 76 01 00 0f 84 a4 00 00 00 c3 85 f6 74 3e 80 3d 1a 1e 76 01 00 75 f2 48 c7 c7 80 be 45 b6 c6 05 0a 1e 76 01 01 e8 dd 1b 93 00 <0f> 0b c3 80 3d fa 1d 76 01 00 75 d3 48 c7 c7 a8 be 45 b6 c6 05 ea
 6828 13:55:43.552432  # [   68.392510] RSP: 0018:ffffa1b4c2e37e48 EFLAGS: 00010286
 6829 13:55:43.562425  # [   68.398350] RAX: 0000000000000000 RBX: 0000000000000037 RCX: 0000000000000000
 6830 13:55:43.568693  # [   68.412540] RDX: ffff8cd9bad2c660 RSI: ffff8cd9bad1bf70 RDI: ffff8cd9bad1bf70
 6831 13:55:43.578810  # [   68.420545] RBP: ffffffffb64c04b3 R08: 0000000000000000 R09: 0000000000000000
 6832 13:55:43.588717  # [   68.428517] R10: 00000000ffffe000 R11: 3fffffffffffffff R12: 0000000000000017
 6833 13:55:43.595437  # [   68.436489] R13: ffffa1b4c2e37f10 R14: ffffa1b4c2e37f10 R15: ffff8cd94408a000
 6834 13:55:43.605290  # [   68.444462] FS:  00007fadcc525580(0000) GS:ffff8cd9bad00000(0000) knlGS:0000000000000000
 6835 13:55:43.611801  # [   68.453527] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
 6836 13:55:43.621459  # [   68.459955] CR2: 00007fadcc33e000 CR3: 0000000103f50001 CR4: 00000000003706e0
 6837 13:55:43.624695  # [   68.474133] Call Trace:
 6838 13:55:43.631421  # [   68.476864]  lkdtm_REFCOUNT_ADD_SATURATED+0x3c/0x60
 6839 13:55:43.634641  # [   68.482344]  direct_entry.cold+0x2c/0x38
 6840 13:55:43.638046  # [   68.486725]  full_proxy_write+0x56/0x80
 6841 13:55:43.644691  # [   68.491009]  vfs_write+0xea/0x390
 6842 13:55:43.647818  # [   68.494711]  ksys_write+0x68/0xe0
 6843 13:55:43.650991  # [   68.498410]  do_syscall_64+0x33/0x40
 6844 13:55:43.658075  # [   68.502402]  entry_SYSCALL_64_after_hwframe+0x44/0xa9
 6845 13:55:43.661234  # [   68.508046] RIP: 0033:0x7fadcc44df33
 6846 13:55:43.683969  # [   68.512038] Code: 8b 15 61 ef 0c 00 f7 d8 64 89 02 48 c7 c0 ff ff ff ff eb b7 0f 1f 00 64 8b 04 25 18 00 00 00 85 c0 75 14 b8 01 00 00 00 0f 05 <48> 3d 00 f0 ff ff 77 55 c3 0f 1f 40 00 48 83 ec 28 48 89 54 24 18
 6847 13:55:43.693873  # [   68.533023] RSP: 002b:00007ffcb125d678 EFLAGS: 00000246 ORIG_RAX: 0000000000000001
 6848 13:55:43.700564  # [   68.541482] RAX: ffffffffffffffda RBX: 0000000000000017 RCX: 00007fadcc44df33
 6849 13:55:43.710670  # [   68.549455] RDX: 0000000000000017 RSI: 00007fadcc33e000 RDI: 0000000000000001
 6850 13:55:43.717117  # [   68.557428] RBP: 00007fadcc33e000 R08: 00007fadcc33d010 R09: 0000000000000000
 6851 13:55:43.726889  # [   68.565402] R10: 00007fadcc5481c0 R11: 0000000000000246 R12: 0000000000000001
 6852 13:55:43.736473  # [   68.573372] R13: 0000000000000001 R14: 0000000000020000 R15: 0000000000020000
 6853 13:55:43.739898  # [   68.581347] irq event stamp: 0
 6854 13:55:43.746497  # [   68.584778] hardirqs last  enabled at (0): [<0000000000000000>] 0x0
 6855 13:55:43.756289  # [   68.591783] hardirqs last disabled at (0): [<ffffffffb4cf9f9c>] copy_process+0x63c/0x1c80
 6856 13:55:43.766560  # [   68.600921] softirqs last  enabled at (0): [<ffffffffb4cf9f9c>] copy_process+0x63c/0x1c80
 6857 13:55:43.773164  # [   68.610060] softirqs last disabled at (0): [<0000000000000000>] 0x0
 6858 13:55:43.779713  # [   68.617061] ---[ end trace 292ac93e28977066 ]---
 6859 13:55:43.786432  # [   68.622215] lkdtm: Saturation detected: still saturated
 6860 13:55:43.793199  # REFCOUNT_ADD_SATURATED: saw 'Saturation detected: still saturated': ok
 6861 13:55:43.796195  ok 54 selftests: lkdtm: REFCOUNT_ADD_SATURATED.sh
 6862 13:55:43.802984  # selftests: lkdtm: REFCOUNT_INC_NOT_ZERO_SATURATED.sh
 6863 13:55:43.812496  # [   68.717631] lkdtm: Performing direct entry REFCOUNT_INC_NOT_ZERO_SATURATED
 6864 13:55:43.819226  # [   68.729036] lkdtm: attempting bad refcount_inc_not_zero() from saturated
 6865 13:55:43.825858  # [   68.736526] ------------[ cut here ]------------
 6866 13:55:43.829028  # [   68.741688] refcount_t: saturated; leaking memory.
 6867 13:55:43.838825  # [   68.753264] WARNING: CPU: 3 PID: 2486 at lib/refcount.c:19 refcount_warn_saturate+0x87/0xf0
 6868 13:55:43.868411  # [   68.768800] Modules linked in: fuse ip_tables cros_ec_sensors cros_ec_sensors_core industrialio_triggered_buffer kfifo_buf industrialio cros_ec_sysfs cros_ec_lightbar cros_ec_chardev cros_ec_debugfs cros_ec_sensorhub x86_pkg_temp_thermal cros_ec_dev cros_usbpd_notify
 6869 13:55:43.878069  # [   68.795263] CPU: 3 PID: 2486 Comm: cat Tainted: G      D W         5.10.129-cip12 #1
 6870 13:55:43.884807  # [   68.810121] Hardware name: Google Rammus/Rammus, BIOS  09/04/2020
 6871 13:55:43.891578  # [   68.816953] RIP: 0010:refcount_warn_saturate+0x87/0xf0
 6872 13:55:43.911124  # [   68.822713] Code: 05 ea 1d 76 01 01 e8 be 1b 93 00 0f 0b c3 80 3d dd 1d 76 01 00 75 b4 48 c7 c7 80 be 45 b6 c6 05 cd 1d 76 01 01 e8 9f 1b 93 00 <0f> 0b c3 80 3d bb 1d 76 01 00 75 95 48 c7 c7 d8 be 45 b6 c6 05 ab
 6873 13:55:43.917868  # [   68.843712] RSP: 0018:ffffa1b4c2eb7e38 EFLAGS: 00010282
 6874 13:55:43.927494  # [   68.849550] RAX: 0000000000000000 RBX: 00000000c0000000 RCX: 0000000000000000
 6875 13:55:43.934287  # [   68.857523] RDX: ffff8cd9badac660 RSI: ffff8cd9bad9bf70 RDI: ffff8cd9bad9bf70
 6876 13:55:43.943746  # [   68.871712] RBP: ffffffffb64c00e0 R08: 0000000000000000 R09: 0000000000000000
 6877 13:55:43.953834  # [   68.879697] R10: 00000000ffffe000 R11: 3fffffffffffffff R12: 0000000000000020
 6878 13:55:43.960569  # [   68.887711] R13: ffffa1b4c2eb7f10 R14: ffffa1b4c2eb7f10 R15: ffff8cd9435ff000
 6879 13:55:43.970578  # [   68.895683] FS:  00007fce4e02e580(0000) GS:ffff8cd9bad80000(0000) knlGS:0000000000000000
 6880 13:55:43.976817  # [   68.904723] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
 6881 13:55:43.986657  # [   68.911131] CR2: 00007fce4de47000 CR3: 000000010547a003 CR4: 00000000003706e0
 6882 13:55:43.989944  # [   68.919097] Call Trace:
 6883 13:55:43.996685  # [   68.921830]  __refcount_add_not_zero.constprop.0+0x2a/0x31
 6884 13:55:44.003177  # [   68.934169]  lkdtm_REFCOUNT_INC_NOT_ZERO_SATURATED+0x3e/0x72
 6885 13:55:44.006763  # [   68.940491]  direct_entry.cold+0x2c/0x38
 6886 13:55:44.013109  # [   68.944871]  full_proxy_write+0x56/0x80
 6887 13:55:44.016390  # [   68.949154]  vfs_write+0xea/0x390
 6888 13:55:44.019587  # [   68.952855]  ksys_write+0x68/0xe0
 6889 13:55:44.022737  # [   68.956554]  do_syscall_64+0x33/0x40
 6890 13:55:44.029278  # [   68.960545]  entry_SYSCALL_64_after_hwframe+0x44/0xa9
 6891 13:55:44.035659  # [   68.966188] RIP: 0033:0x7fce4df56f33
 6892 13:55:44.055569  # [   68.970177] Code: 8b 15 61 ef 0c 00 f7 d8 64 89 02 48 c7 c0 ff ff ff ff eb b7 0f 1f 00 64 8b 04 25 18 00 00 00 85 c0 75 14 b8 01 00 00 00 0f 05 <48> 3d 00 f0 ff ff 77 55 c3 0f 1f 40 00 48 83 ec 28 48 89 54 24 18
 6893 13:55:44.065717  # [   68.991166] RSP: 002b:00007ffc0b2ae468 EFLAGS: 00000246 ORIG_RAX: 0000000000000001
 6894 13:55:44.075469  # [   68.999626] RAX: ffffffffffffffda RBX: 0000000000000020 RCX: 00007fce4df56f33
 6895 13:55:44.081650  # [   69.007596] RDX: 0000000000000020 RSI: 00007fce4de47000 RDI: 0000000000000001
 6896 13:55:44.091954  # [   69.015560] RBP: 00007fce4de47000 R08: 00007fce4de46010 R09: 0000000000000000
 6897 13:55:44.098560  # [   69.023531] R10: 00007fce4e0511c0 R11: 0000000000000246 R12: 0000000000000001
 6898 13:55:44.108248  # [   69.031495] R13: 0000000000000001 R14: 0000000000020000 R15: 0000000000020000
 6899 13:55:44.111460  # [   69.039468] irq event stamp: 0
 6900 13:55:44.118157  # [   69.049084] hardirqs last  enabled at (0): [<0000000000000000>] 0x0
 6901 13:55:44.127995  # [   69.056087] hardirqs last disabled at (0): [<ffffffffb4cf9f9c>] copy_process+0x63c/0x1c80
 6902 13:55:44.137902  # [   69.065227] softirqs last  enabled at (0): [<ffffffffb4cf9f9c>] copy_process+0x63c/0x1c80
 6903 13:55:44.144360  # [   69.074364] softirqs last disabled at (0): [<0000000000000000>] 0x0
 6904 13:55:44.151024  # [   69.081364] ---[ end trace 292ac93e28977067 ]---
 6905 13:55:44.157476  # [   69.086512] lkdtm: Saturation detected: still saturated
 6906 13:55:44.164333  # REFCOUNT_INC_NOT_ZERO_SATURATED: saw 'call trace:': ok
 6907 13:55:44.167346  ok 55 selftests: lkdtm: REFCOUNT_INC_NOT_ZERO_SATURATED.sh
 6908 13:55:44.174017  # selftests: lkdtm: REFCOUNT_ADD_NOT_ZERO_SATURATED.sh
 6909 13:55:44.183767  # [   69.187307] lkdtm: Performing direct entry REFCOUNT_ADD_NOT_ZERO_SATURATED
 6910 13:55:44.190630  # [   69.199520] lkdtm: attempting bad refcount_add_not_zero() from saturated
 6911 13:55:44.197112  # [   69.213230] ------------[ cut here ]------------
 6912 13:55:44.203492  # [   69.224619] refcount_t: saturated; leaking memory.
 6913 13:55:44.213500  # [   69.236199] WARNING: CPU: 0 PID: 2518 at lib/refcount.c:19 refcount_warn_saturate+0x87/0xf0
 6914 13:55:44.239661  # [   69.251755] Modules linked in: fuse ip_tables cros_ec_sensors cros_ec_sensors_core industrialio_triggered_buffer kfifo_buf industrialio cros_ec_sysfs cros_ec_lightbar cros_ec_chardev cros_ec_debugfs cros_ec_sensorhub x86_pkg_temp_thermal cros_ec_dev cros_usbpd_notify
 6915 13:55:44.249638  # [   69.284391] CPU: 0 PID: 2518 Comm: cat Tainted: G      D W         5.10.129-cip12 #1
 6916 13:55:44.256313  # [   69.299255] Hardware name: Google Rammus/Rammus, BIOS  09/04/2020
 6917 13:55:44.262972  # [   69.312275] RIP: 0010:refcount_warn_saturate+0x87/0xf0
 6918 13:55:44.285869  # [   69.324210] Code: 05 ea 1d 76 01 01 e8 be 1b 93 00 0f 0b c3 80 3d dd 1d 76 01 00 75 b4 48 c7 c7 80 be 45 b6 c6 05 cd 1d 76 01 01 e8 9f 1b 93 00 <0f> 0b c3 80 3d bb 1d 76 01 00 75 95 48 c7 c7 d8 be 45 b6 c6 05 ab
 6919 13:55:44.289184  # [   69.351440] RSP: 0018:ffffa1b4c2f47e38 EFLAGS: 00010282
 6920 13:55:44.298978  # [   69.363465] RAX: 0000000000000000 RBX: 00000000c0000000 RCX: 0000000000000000
 6921 13:55:44.308853  # [   69.377722] RDX: ffff8cd9bac2c660 RSI: ffff8cd9bac1bf70 RDI: ffff8cd9bac1bf70
 6922 13:55:44.315468  # [   69.391908] RBP: ffffffffb64c0100 R08: 0000000000000000 R09: 0000000000000000
 6923 13:55:44.325458  # [   69.406064] R10: 00000000ffffe000 R11: 3fffffffffffffff R12: 0000000000000020
 6924 13:55:44.331914  # [   69.420252] R13: ffffa1b4c2f47f10 R14: ffffa1b4c2f47f10 R15: ffff8cd9456d2000
 6925 13:55:44.341586  # [   69.434444] FS:  00007fbaca230580(0000) GS:ffff8cd9bac00000(0000) knlGS:0000000000000000
 6926 13:55:44.348153  # [   69.449715] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
 6927 13:55:44.358285  # [   69.462337] CR2: 00007fbaca049000 CR3: 0000000103882001 CR4: 00000000003706f0
 6928 13:55:44.361479  # [   69.476545] Call Trace:
 6929 13:55:44.367890  # [   69.485495]  __refcount_add_not_zero.constprop.0+0x2a/0x31
 6930 13:55:44.375053  # [   69.497824]  lkdtm_REFCOUNT_ADD_NOT_ZERO_SATURATED+0x3e/0x72
 6931 13:55:44.378503  # [   69.510378]  direct_entry.cold+0x2c/0x38
 6932 13:55:44.384676  # [   69.520973]  full_proxy_write+0x56/0x80
 6933 13:55:44.387919  # [   69.531450]  vfs_write+0xea/0x390
 6934 13:55:44.391352  # [   69.541374]  ksys_write+0x68/0xe0
 6935 13:55:44.394648  # [   69.551309]  do_syscall_64+0x33/0x40
 6936 13:55:44.401400  # [   69.561480]  entry_SYSCALL_64_after_hwframe+0x44/0xa9
 6937 13:55:44.404684  # [   69.573335] RIP: 0033:0x7fbaca158f33
 6938 13:55:44.427522  # [   69.583534] Code: 8b 15 61 ef 0c 00 f7 d8 64 89 02 48 c7 c0 ff ff ff ff eb b7 0f 1f 00 64 8b 04 25 18 00 00 00 85 c0 75 14 b8 01 00 00 00 0f 05 <48> 3d 00 f0 ff ff 77 55 c3 0f 1f 40 00 48 83 ec 28 48 89 54 24 18
 6939 13:55:44.437345  # [   69.610743] RSP: 002b:00007ffcfae5ebe8 EFLAGS: 00000246 ORIG_RAX: 0000000000000001
 6940 13:55:44.444097  # [   69.625431] RAX: ffffffffffffffda RBX: 0000000000000020 RCX: 00007fbaca158f33
 6941 13:55:44.453915  # [   69.639628] RDX: 0000000000000020 RSI: 00007fbaca049000 RDI: 0000000000000001
 6942 13:55:44.460386  # [   69.653801] RBP: 00007fbaca049000 R08: 00007fbaca048010 R09: 0000000000000000
 6943 13:55:44.470463  # [   69.668033] R10: 00007fbaca2531c0 R11: 0000000000000246 R12: 0000000000000001
 6944 13:55:44.476620  # [   69.682241] R13: 0000000000000001 R14: 0000000000020000 R15: 0000000000020000
 6945 13:55:44.483545  # [   69.696435] irq event stamp: 0
 6946 13:55:44.489980  # [   69.706085] hardirqs last  enabled at (0): [<0000000000000000>] 0x0
 6947 13:55:44.499772  # [   69.719289] hardirqs last disabled at (0): [<ffffffffb4cf9f9c>] copy_process+0x63c/0x1c80
 6948 13:55:44.509689  # [   69.734684] softirqs last  enabled at (0): [<ffffffffb4cf9f9c>] copy_process+0x63c/0x1c80
 6949 13:55:44.516464  # [   69.750022] softirqs last disabled at (0): [<0000000000000000>] 0x0
 6950 13:55:44.523128  # [   69.763276] ---[ end trace 292ac93e28977068 ]---
 6951 13:55:44.529544  # [   69.774669] lkdtm: Saturation detected: still saturated
 6952 13:55:44.532737  # REFCOUNT_ADD_NOT_ZERO_SATURATED: saw 'call trace:': ok
 6953 13:55:44.539070  ok 56 selftests: lkdtm: REFCOUNT_ADD_NOT_ZERO_SATURATED.sh
 6954 13:55:44.545830  # selftests: lkdtm: REFCOUNT_DEC_AND_TEST_SATURATED.sh
 6955 13:55:44.552404  # [   69.883221] lkdtm: Performing direct entry REFCOUNT_DEC_AND_TEST_SATURATED
 6956 13:55:44.562248  # [   69.893839] lkdtm: attempting bad refcount_dec_and_test() from saturated
 6957 13:55:44.565874  # [   69.901333] ------------[ cut here ]------------
 6958 13:55:44.572270  # [   69.906499] refcount_t: underflow; use-after-free.
 6959 13:55:44.581905  # [   69.918075] WARNING: CPU: 3 PID: 2553 at lib/refcount.c:28 refcount_warn_saturate+0xa6/0xf0
 6960 13:55:44.608167  # [   69.933612] Modules linked in: fuse ip_tables cros_ec_sensors cros_ec_sensors_core industrialio_triggered_buffer kfifo_buf industrialio cros_ec_sysfs cros_ec_lightbar cros_ec_chardev cros_ec_debugfs cros_ec_sensorhub x86_pkg_temp_thermal cros_ec_dev cros_usbpd_notify
 6961 13:55:44.618178  # [   69.966258] CPU: 3 PID: 2553 Comm: cat Tainted: G      D W         5.10.129-cip12 #1
 6962 13:55:44.624610  # [   69.974935] Hardware name: Google Rammus/Rammus, BIOS  09/04/2020
 6963 13:55:44.631315  # [   69.981755] RIP: 0010:refcount_warn_saturate+0xa6/0xf0
 6964 13:55:44.654290  # [   69.987504] Code: 05 cd 1d 76 01 01 e8 9f 1b 93 00 0f 0b c3 80 3d bb 1d 76 01 00 75 95 48 c7 c7 d8 be 45 b6 c6 05 ab 1d 76 01 01 e8 80 1b 93 00 <0f> 0b c3 80 3d 9a 1d 76 01 00 0f 85 72 ff ff ff 48 c7 c7 30 bf 45
 6965 13:55:44.661119  # [   70.014712] RSP: 0018:ffffa1b4c2fb7e40 EFLAGS: 00010286
 6966 13:55:44.667406  # [   70.020548] RAX: 0000000000000000 RBX: 000000000000003a RCX: 0000000000000000
 6967 13:55:44.676918  # [   70.028518] RDX: ffff8cd9badac660 RSI: ffff8cd9bad9bf70 RDI: ffff8cd9bad9bf70
 6968 13:55:44.687156  # [   70.036481] RBP: ffffffffb64c0120 R08: 0000000000000000 R09: 0000000000000000
 6969 13:55:44.693493  # [   70.044452] R10: 00000000ffffe000 R11: 3fffffffffffffff R12: 0000000000000020
 6970 13:55:44.703207  # [   70.052423] R13: ffffa1b4c2fb7f10 R14: ffffa1b4c2fb7f10 R15: ffff8cd944c12000
 6971 13:55:44.713325  # [   70.060394] FS:  00007f7878bbb580(0000) GS:ffff8cd9bad80000(0000) knlGS:0000000000000000
 6972 13:55:44.719988  # [   70.069433] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
 6973 13:55:44.726323  # [   70.075851] CR2: 00007f78789d4000 CR3: 000000010094c004 CR4: 00000000003706e0
 6974 13:55:44.729703  # [   70.083822] Call Trace:
 6975 13:55:44.736464  # [   70.086551]  __refcount_sub_and_test.constprop.0+0x34/0x40
 6976 13:55:44.742754  # [   70.092681]  lkdtm_REFCOUNT_DEC_AND_TEST_SATURATED+0x3e/0x72
 6977 13:55:44.745983  # [   70.099022]  direct_entry.cold+0x2c/0x38
 6978 13:55:44.753360  # [   70.103400]  full_proxy_write+0x56/0x80
 6979 13:55:44.756251  # [   70.107683]  vfs_write+0xea/0x390
 6980 13:55:44.759597  # [   70.111381]  ksys_write+0x68/0xe0
 6981 13:55:44.766199  # [   70.115081]  do_syscall_64+0x33/0x40
 6982 13:55:44.769220  # [   70.119072]  entry_SYSCALL_64_after_hwframe+0x44/0xa9
 6983 13:55:44.776134  # [   70.124722] RIP: 0033:0x7f7878ae3f33
 6984 13:55:44.795515  # [   70.128723] Code: 8b 15 61 ef 0c 00 f7 d8 64 89 02 48 c7 c0 ff ff ff ff eb b7 0f 1f 00 64 8b 04 25 18 00 00 00 85 c0 75 14 b8 01 00 00 00 0f 05 <48> 3d 00 f0 ff ff 77 55 c3 0f 1f 40 00 48 83 ec 28 48 89 54 24 18
 6985 13:55:44.805623  # [   70.149711] RSP: 002b:00007fff28cfa698 EFLAGS: 00000246 ORIG_RAX: 0000000000000001
 6986 13:55:44.815261  # [   70.158169] RAX: ffffffffffffffda RBX: 0000000000000020 RCX: 00007f7878ae3f33
 6987 13:55:44.821870  # [   70.166141] RDX: 0000000000000020 RSI: 00007f78789d4000 RDI: 0000000000000001
 6988 13:55:44.831649  # [   70.174111] RBP: 00007f78789d4000 R08: 00007f78789d3010 R09: 0000000000000000
 6989 13:55:44.838517  # [   70.182082] R10: 00007f7878bde1c0 R11: 0000000000000246 R12: 0000000000000001
 6990 13:55:44.848181  # [   70.190053] R13: 0000000000000001 R14: 0000000000020000 R15: 0000000000020000
 6991 13:55:44.851517  # [   70.198020] irq event stamp: 0
 6992 13:55:44.858082  # [   70.207644] hardirqs last  enabled at (0): [<0000000000000000>] 0x0
 6993 13:55:44.867976  # [   70.214646] hardirqs last disabled at (0): [<ffffffffb4cf9f9c>] copy_process+0x63c/0x1c80
 6994 13:55:44.877946  # [   70.229996] softirqs last  enabled at (0): [<ffffffffb4cf9f9c>] copy_process+0x63c/0x1c80
 6995 13:55:44.887551  # [   70.239133] softirqs last disabled at (0): [<0000000000000000>] 0x0
 6996 13:55:44.890835  # [   70.246133] ---[ end trace 292ac93e28977069 ]---
 6997 13:55:44.897444  # [   70.251287] lkdtm: Saturation detected: still saturated
 6998 13:55:44.907508  # REFCOUNT_DEC_AND_TEST_SATURATED: saw 'Saturation detected: still saturated': ok
 6999 13:55:44.914116  ok 57 selftests: lkdtm: REFCOUNT_DEC_AND_TEST_SATURATED.sh
 7000 13:55:44.917312  # selftests: lkdtm: REFCOUNT_SUB_AND_TEST_SATURATED.sh
 7001 13:55:44.927345  # [   70.344210] lkdtm: Performing direct entry REFCOUNT_SUB_AND_TEST_SATURATED
 7002 13:55:44.934275  # [   70.358064] lkdtm: attempting bad refcount_sub_and_test() from saturated
 7003 13:55:44.940431  # [   70.371800] ------------[ cut here ]------------
 7004 13:55:44.943905  # [   70.383164] refcount_t: underflow; use-after-free.
 7005 13:55:44.953641  # [   70.394757] WARNING: CPU: 0 PID: 2588 at lib/refcount.c:28 refcount_warn_saturate+0xa6/0xf0
 7006 13:55:44.983222  # [   70.410330] Modules linked in: fuse ip_tables cros_ec_sensors cros_ec_sensors_core industrialio_triggered_buffer kfifo_buf industrialio cros_ec_sysfs cros_ec_lightbar cros_ec_chardev cros_ec_debugfs cros_ec_sensorhub x86_pkg_temp_thermal cros_ec_dev cros_usbpd_notify
 7007 13:55:44.989972  # [   70.442960] CPU: 0 PID: 2588 Comm: cat Tainted: G      D W         5.10.129-cip12 #1
 7008 13:55:44.999820  # [   70.457850] Hardware name: Google Rammus/Rammus, BIOS  09/04/2020
 7009 13:55:45.002936  # [   70.470869] RIP: 0010:refcount_warn_saturate+0xa6/0xf0
 7010 13:55:45.026044  # [   70.482831] Code: 05 cd 1d 76 01 01 e8 9f 1b 93 00 0f 0b c3 80 3d bb 1d 76 01 00 75 95 48 c7 c7 d8 be 45 b6 c6 05 ab 1d 76 01 01 e8 80 1b 93 00 <0f> 0b c3 80 3d 9a 1d 76 01 00 0f 85 72 ff ff ff 48 c7 c7 30 bf 45
 7011 13:55:45.032707  # [   70.510014] RSP: 0018:ffffa1b4c304fe40 EFLAGS: 00010286
 7012 13:55:45.042611  # [   70.522084] RAX: 0000000000000000 RBX: 000000000000003b RCX: 0000000000000000
 7013 13:55:45.049228  # [   70.536297] RDX: ffff8cd9bac2c660 RSI: ffff8cd9bac1bf70 RDI: ffff8cd9bac1bf70
 7014 13:55:45.059068  # [   70.550464] RBP: ffffffffb64c0140 R08: 0000000000000000 R09: 0000000000000000
 7015 13:55:45.065362  # [   70.564759] R10: 00000000ffffe000 R11: 3fffffffffffffff R12: 0000000000000020
 7016 13:55:45.075672  # [   70.578896] R13: ffffa1b4c304ff10 R14: ffffa1b4c304ff10 R15: ffff8cd945428000
 7017 13:55:45.085316  # [   70.593086] FS:  00007f64575f6580(0000) GS:ffff8cd9bac00000(0000) knlGS:0000000000000000
 7018 13:55:45.091849  # [   70.608312] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
 7019 13:55:45.098574  # [   70.620976] CR2: 00007f645740f000 CR3: 000000010270e002 CR4: 00000000003706f0
 7020 13:55:45.101855  # [   70.635145] Call Trace:
 7021 13:55:45.108357  # [   70.644114]  __refcount_sub_and_test.constprop.0+0x34/0x40
 7022 13:55:45.115088  # [   70.656451]  lkdtm_REFCOUNT_SUB_AND_TEST_SATURATED+0x3e/0x72
 7023 13:55:45.121692  # [   70.668991]  direct_entry.cold+0x2c/0x38
 7024 13:55:45.124670  # [   70.679577]  full_proxy_write+0x56/0x80
 7025 13:55:45.128099  # [   70.690086]  vfs_write+0xea/0x390
 7026 13:55:45.134681  # [   70.700022]  ksys_write+0x68/0xe0
 7027 13:55:45.137842  # [   70.709920]  do_syscall_64+0x33/0x40
 7028 13:55:45.144397  # [   70.720155]  entry_SYSCALL_64_after_hwframe+0x44/0xa9
 7029 13:55:45.147896  # [   70.732020] RIP: 0033:0x7f645751ef33
 7030 13:55:45.170997  # [   70.742186] Code: 8b 15 61 ef 0c 00 f7 d8 64 89 02 48 c7 c0 ff ff ff ff eb b7 0f 1f 00 64 8b 04 25 18 00 00 00 85 c0 75 14 b8 01 00 00 00 0f 05 <48> 3d 00 f0 ff ff 77 55 c3 0f 1f 40 00 48 83 ec 28 48 89 54 24 18
 7031 13:55:45.177383  # [   70.769394] RSP: 002b:00007ffe20629458 EFLAGS: 00000246 ORIG_RAX: 0000000000000001
 7032 13:55:45.187763  # [   70.784060] RAX: ffffffffffffffda RBX: 0000000000000020 RCX: 00007f645751ef33
 7033 13:55:45.197088  # [   70.798239] RDX: 0000000000000020 RSI: 00007f645740f000 RDI: 0000000000000001
 7034 13:55:45.203897  # [   70.812426] RBP: 00007f645740f000 R08: 00007f645740e010 R09: 0000000000000000
 7035 13:55:45.213546  # [   70.826640] R10: 00007f64576191c0 R11: 0000000000000246 R12: 0000000000000001
 7036 13:55:45.220108  # [   70.840813] R13: 0000000000000001 R14: 0000000000020000 R15: 0000000000020000
 7037 13:55:45.223441  # [   70.855061] irq event stamp: 0
 7038 13:55:45.233574  # [   70.864669] hardirqs last  enabled at (0): [<0000000000000000>] 0x0
 7039 13:55:45.243206  # [   70.877884] hardirqs last disabled at (0): [<ffffffffb4cf9f9c>] copy_process+0x63c/0x1c80
 7040 13:55:45.250130  # [   70.893237] softirqs last  enabled at (0): [<ffffffffb4cf9f9c>] copy_process+0x63c/0x1c80
 7041 13:55:45.259492  # [   70.908581] softirqs last disabled at (0): [<0000000000000000>] 0x0
 7042 13:55:45.262942  # [   70.921801] ---[ end trace 292ac93e2897706a ]---
 7043 13:55:45.269461  # [   70.933159] lkdtm: Saturation detected: still saturated
 7044 13:55:45.279484  # REFCOUNT_SUB_AND_TEST_SATURATED: saw 'Saturation detected: still saturated': ok
 7045 13:55:45.286117  ok 58 selftests: lkdtm: REFCOUNT_SUB_AND_TEST_SATURATED.sh
 7046 13:55:45.289174  # selftests: lkdtm: REFCOUNT_TIMING.sh
 7047 13:55:45.292670  # Skipping REFCOUNT_TIMING: timing only
 7048 13:55:45.299181  ok 59 selftests: lkdtm: REFCOUNT_TIMING.sh # SKIP
 7049 13:55:45.302736  # selftests: lkdtm: ATOMIC_TIMING.sh
 7050 13:55:45.305553  # Skipping ATOMIC_TIMING: timing only
 7051 13:55:45.312206  ok 60 selftests: lkdtm: ATOMIC_TIMING.sh # SKIP
 7052 13:55:45.315561  # selftests: lkdtm: USERCOPY_HEAP_SIZE_TO.sh
 7053 13:55:45.322154  # [   71.131027] lkdtm: Performing direct entry USERCOPY_HEAP_SIZE_TO
 7054 13:55:45.328784  # [   71.138517] lkdtm: attempting good copy_to_user of correct size
 7055 13:55:45.335424  # [   71.151347] lkdtm: attempting bad copy_to_user of too large size
 7056 13:55:45.342120  # USERCOPY_HEAP_SIZE_TO: missing 'call trace:': [FAIL]
 7057 13:55:45.348535  not ok 61 selftests: lkdtm: USERCOPY_HEAP_SIZE_TO.sh # exit=1
 7058 13:55:45.355439  # selftests: lkdtm: USERCOPY_HEAP_SIZE_FROM.sh
 7059 13:55:45.361535  # [   71.247575] lkdtm: Performing direct entry USERCOPY_HEAP_SIZE_FROM
 7060 13:55:45.368161  # [   71.258178] lkdtm: attempting good copy_from_user of correct size
 7061 13:55:45.374880  # [   71.271227] lkdtm: attempting bad copy_from_user of too large size
 7062 13:55:45.381644  # USERCOPY_HEAP_SIZE_FROM: missing 'call trace:': [FAIL]
 7063 13:55:45.388136  not ok 62 selftests: lkdtm: USERCOPY_HEAP_SIZE_FROM.sh # exit=1
 7064 13:55:45.394522  # selftests: lkdtm: USERCOPY_HEAP_WHITELIST_TO.sh
 7065 13:55:45.400996  # [   71.409783] lkdtm: Performing direct entry USERCOPY_HEAP_WHITELIST_TO
 7066 13:55:45.407770  # [   71.422090] lkdtm: attempting good copy_to_user inside whitelist
 7067 13:55:45.414065  # [   71.428816] lkdtm: attempting bad copy_to_user outside whitelist
 7068 13:55:45.420885  # USERCOPY_HEAP_WHITELIST_TO: missing 'call trace:': [FAIL]
 7069 13:55:45.427303  not ok 63 selftests: lkdtm: USERCOPY_HEAP_WHITELIST_TO.sh # exit=1
 7070 13:55:45.433890  # selftests: lkdtm: USERCOPY_HEAP_WHITELIST_FROM.sh
 7071 13:55:45.441022  # [   71.540115] lkdtm: Performing direct entry USERCOPY_HEAP_WHITELIST_FROM
 7072 13:55:45.447441  # [   71.548589] lkdtm: attempting good copy_from_user inside whitelist
 7073 13:55:45.457384  # [   71.555509] lkdtm: attempting bad copy_from_user outside whitelist
 7074 13:55:45.463728  # USERCOPY_HEAP_WHITELIST_FROM: missing 'call trace:': [FAIL]
 7075 13:55:45.470283  not ok 64 selftests: lkdtm: USERCOPY_HEAP_WHITELIST_FROM.sh # exit=1
 7076 13:55:45.473737  # selftests: lkdtm: USERCOPY_STACK_FRAME_TO.sh
 7077 13:55:45.480034  # [   71.659404] lkdtm: Performing direct entry USERCOPY_STACK_FRAME_TO
 7078 13:55:45.490090  # [   71.668806] lkdtm: good_stack: ffffa1b4c33efe20-ffffa1b4c33efe40
 7079 13:55:45.496564  # [   71.681740] lkdtm: bad_stack : ffffa1b4c33efda8-ffffa1b4c33efdc8
 7080 13:55:45.503047  # [   71.694680] lkdtm: attempting good copy_to_user of local stack
 7081 13:55:45.509625  # [   71.707437] lkdtm: attempting bad copy_to_user of distant stack
 7082 13:55:45.516351  # USERCOPY_STACK_FRAME_TO: missing 'call trace:': [FAIL]
 7083 13:55:45.522652  not ok 65 selftests: lkdtm: USERCOPY_STACK_FRAME_TO.sh # exit=1
 7084 13:55:45.526196  # selftests: lkdtm: USERCOPY_STACK_FRAME_FROM.sh
 7085 13:55:45.532615  # [   71.816545] lkdtm: Performing direct entry USERCOPY_STACK_FRAME_FROM
 7086 13:55:45.539461  # [   71.826778] lkdtm: good_stack: ffffa1b4c3477e20-ffffa1b4c3477e40
 7087 13:55:45.549146  # [   71.833496] lkdtm: bad_stack : ffffa1b4c3477da8-ffffa1b4c3477dc8
 7088 13:55:45.555923  # [   71.846446] lkdtm: attempting good copy_from_user of local stack
 7089 13:55:45.562516  # [   71.853168] lkdtm: attempting bad copy_from_user of distant stack
 7090 13:55:45.565969  # USERCOPY_STACK_FRAME_FROM: missing 'call trace:': [FAIL]
 7091 13:55:45.571933  not ok 66 selftests: lkdtm: USERCOPY_STACK_FRAME_FROM.sh # exit=1
 7092 13:55:45.578541  # selftests: lkdtm: USERCOPY_STACK_BEYOND.sh
 7093 13:55:45.585287  # [   71.971188] lkdtm: Performing direct entry USERCOPY_STACK_BEYOND
 7094 13:55:45.591626  # [   71.978827] lkdtm: good_stack: ffffa1b4c351fe20-ffffa1b4c351fe40
 7095 13:55:45.598329  # [   71.991753] lkdtm: bad_stack : ffffa1b4c351fff8-ffffa1b4c3520018
 7096 13:55:45.605094  # [   72.004694] lkdtm: attempting good copy_to_user of local stack
 7097 13:55:45.611594  # [   72.017457] lkdtm: attempting bad copy_to_user of distant stack
 7098 13:55:45.618304  # [   72.030276] lkdtm: copy_to_user failed, but lacked Oops
 7099 13:55:45.624709  # USERCOPY_STACK_BEYOND: missing 'call trace:': [FAIL]
 7100 13:55:45.628210  not ok 67 selftests: lkdtm: USERCOPY_STACK_BEYOND.sh # exit=1
 7101 13:55:45.634875  # selftests: lkdtm: USERCOPY_KERNEL.sh
 7102 13:55:45.641518  # [   72.126998] lkdtm: Performing direct entry USERCOPY_KERNEL
 7103 13:55:45.647956  # [   72.135439] lkdtm: attempting good copy_to_user from kernel rodata: ffffffffb60d9f10
 7104 13:55:45.658095  # [   72.150326] lkdtm: attempting bad copy_to_user from kernel text: ffffffffb4ed1460
 7105 13:55:45.664907  # [   72.164882] lkdtm: FAIL: survived bad copy_to_user()
 7106 13:55:45.668039  # USERCOPY_KERNEL: missing 'call trace:': [FAIL]
 7107 13:55:45.674760  not ok 68 selftests: lkdtm: USERCOPY_KERNEL.sh # exit=1
 7108 13:55:45.678075  # selftests: lkdtm: STACKLEAK_ERASING.sh
 7109 13:55:45.684378  # [   72.281315] lkdtm: Performing direct entry STACKLEAK_ERASING
 7110 13:55:45.691218  # [   72.288643] lkdtm: checking unused part of the thread stack (15928 bytes)...
 7111 13:55:45.701142  # [   72.302743] lkdtm: FAIL: the erased part is not found (checked 15928 bytes)
 7112 13:55:45.707370  # [   72.316727] lkdtm: FAIL: the thread stack is NOT properly erased
 7113 13:55:45.717451  # [   72.329667] CPU: 1 PID: 2953 Comm: cat Tainted: G      D W         5.10.129-cip12 #1
 7114 13:55:45.723907  # [   72.344528] Hardware name: Google Rammus/Rammus, BIOS  09/04/2020
 7115 13:55:45.727401  # [   72.351322] Call Trace:
 7116 13:55:45.730628  # [   72.354053]  dump_stack+0x77/0x97
 7117 13:55:45.733893  # [   72.363965]  lkdtm_STACKLEAK_ERASING+0x116/0x140
 7118 13:55:45.740512  # [   72.369122]  direct_entry.cold+0x2c/0x38
 7119 13:55:45.743749  # [   72.373501]  full_proxy_write+0x56/0x80
 7120 13:55:45.747074  # [   72.377783]  vfs_write+0xea/0x390
 7121 13:55:45.753820  # [   72.387708]  ksys_write+0x68/0xe0
 7122 13:55:45.757080  # [   72.391406]  do_syscall_64+0x33/0x40
 7123 13:55:45.763571  # [   72.395395]  entry_SYSCALL_64_after_hwframe+0x44/0xa9
 7124 13:55:45.767063  # [   72.401035] RIP: 0033:0x7faccf243f33
 7125 13:55:45.786610  # [   72.405023] Code: 8b 15 61 ef 0c 00 f7 d8 64 89 02 48 c7 c0 ff ff ff ff eb b7 0f 1f 00 64 8b 04 25 18 00 00 00 85 c0 75 14 b8 01 00 00 00 0f 05 <48> 3d 00 f0 ff ff 77 55 c3 0f 1f 40 00 48 83 ec 28 48 89 54 24 18
 7126 13:55:45.796642  # [   72.426006] RSP: 002b:00007fff31d69ca8 EFLAGS: 00000246 ORIG_RAX: 0000000000000001
 7127 13:55:45.803306  # [   72.434461] RAX: ffffffffffffffda RBX: 0000000000000012 RCX: 00007faccf243f33
 7128 13:55:45.813289  # [   72.442431] RDX: 0000000000000012 RSI: 00007faccf134000 RDI: 0000000000000001
 7129 13:55:45.819620  # [   72.450401] RBP: 00007faccf134000 R08: 00007faccf133010 R09: 0000000000000000
 7130 13:55:45.829521  # [   72.458369] R10: 00007faccf33e1c0 R11: 0000000000000246 R12: 0000000000000001
 7131 13:55:45.836124  # [   72.466339] R13: 0000000000000001 R14: 0000000000020000 R15: 0000000000020000
 7132 13:55:45.845944  # STACKLEAK_ERASING: missing 'OK: the rest of the thread stack is properly erased': [FAIL]
 7133 13:55:45.852803  not ok 69 selftests: lkdtm: STACKLEAK_ERASING.sh # exit=1
 7134 13:55:45.856034  # selftests: lkdtm: CFI_FORWARD_PROTO.sh
 7135 13:55:45.862694  # [   72.589324] lkdtm: Performing direct entry CFI_FORWARD_PROTO
 7136 13:55:45.869347  # [   72.598721] lkdtm: Calling matched prototype ...
 7137 13:55:45.872813  # [   72.610097] lkdtm: Calling mismatched prototype ...
 7138 13:55:45.882408  # [   72.621755] lkdtm: Fail: survived mismatched prototype function call!
 7139 13:55:45.885658  # CFI_FORWARD_PROTO: missing 'call trace:': [FAIL]
 7140 13:55:45.892401  not ok 70 selftests: lkdtm: CFI_FORWARD_PROTO.sh # exit=1
 7141 13:55:45.895626  + ../../utils/send-to-lava.sh ./output/result.txt
 7142 13:55:45.905371  <LAVA_SIGNAL_TESTCASE TEST_CASE_ID=breakpoints:step_after_suspend_test RESULT=skip>
 7143 13:55:45.908053  Received signal: <TESTCASE> TEST_CASE_ID=breakpoints:step_after_suspend_test RESULT=skip
 7145 13:55:45.912090  <LAVA_SIGNAL_TESTCASE TEST_CASE_ID=ftrace:ftracetest RESULT=skip>
 7146 13:55:45.913021  Received signal: <TESTCASE> TEST_CASE_ID=ftrace:ftracetest RESULT=skip
 7148 13:55:45.918727  <LAVA_SIGNAL_TESTCASE TEST_CASE_ID=net:rtnetlink.sh RESULT=skip>
 7149 13:55:45.919432  Received signal: <TESTCASE> TEST_CASE_ID=net:rtnetlink.sh RESULT=skip
 7151 13:55:45.943141  <LAVA_SIGNAL_TESTCASE TEST_CASE_ID=net:tls RESULT=skip>
 7152 13:55:45.943840  Received signal: <TESTCASE> TEST_CASE_ID=net:tls RESULT=skip
 7154 13:55:46.048370  <LAVA_SIGNAL_TESTCASE TEST_CASE_ID=netfilter:bridge_brouter.sh RESULT=skip>
 7155 13:55:46.049212  Received signal: <TESTCASE> TEST_CASE_ID=netfilter:bridge_brouter.sh RESULT=skip
 7157 13:55:46.146851  <LAVA_SIGNAL_TESTCASE TEST_CASE_ID=netfilter:nft_flowtable.sh RESULT=skip>
 7158 13:55:46.147726  Received signal: <TESTCASE> TEST_CASE_ID=netfilter:nft_flowtable.sh RESULT=skip
 7160 13:55:46.229717  <LAVA_SIGNAL_TESTCASE TEST_CASE_ID=netfilter:nft_trans_stress.sh RESULT=skip>
 7161 13:55:46.230577  Received signal: <TESTCASE> TEST_CASE_ID=netfilter:nft_trans_stress.sh RESULT=skip
 7163 13:55:46.321906  <LAVA_SIGNAL_TESTCASE TEST_CASE_ID=pidfd:pidfd_wait RESULT=skip>
 7164 13:55:46.322739  Received signal: <TESTCASE> TEST_CASE_ID=pidfd:pidfd_wait RESULT=skip
 7166 13:55:46.414615  <LAVA_SIGNAL_TESTCASE TEST_CASE_ID=lkdtm.PANIC.sh RESULT=skip>
 7167 13:55:46.415477  Received signal: <TESTCASE> TEST_CASE_ID=lkdtm.PANIC.sh RESULT=skip
 7169 13:55:46.499410  <LAVA_SIGNAL_TESTCASE TEST_CASE_ID=lkdtm.BUG.sh RESULT=pass>
 7170 13:55:46.500263  Received signal: <TESTCASE> TEST_CASE_ID=lkdtm.BUG.sh RESULT=pass
 7172 13:55:46.591230  <LAVA_SIGNAL_TESTCASE TEST_CASE_ID=lkdtm.WARNING.sh RESULT=pass>
 7173 13:55:46.592061  Received signal: <TESTCASE> TEST_CASE_ID=lkdtm.WARNING.sh RESULT=pass
 7175 13:55:46.682535  <LAVA_SIGNAL_TESTCASE TEST_CASE_ID=lkdtm.WARNING_MESSAGE.sh RESULT=pass>
 7176 13:55:46.683407  Received signal: <TESTCASE> TEST_CASE_ID=lkdtm.WARNING_MESSAGE.sh RESULT=pass
 7178 13:55:46.774857  <LAVA_SIGNAL_TESTCASE TEST_CASE_ID=lkdtm.EXCEPTION.sh RESULT=pass>
 7179 13:55:46.775202  Received signal: <TESTCASE> TEST_CASE_ID=lkdtm.EXCEPTION.sh RESULT=pass
 7181 13:55:46.840120  <LAVA_SIGNAL_TESTCASE TEST_CASE_ID=lkdtm.LOOP.sh RESULT=skip>
 7182 13:55:46.840383  Received signal: <TESTCASE> TEST_CASE_ID=lkdtm.LOOP.sh RESULT=skip
 7184 13:55:46.916229  <LAVA_SIGNAL_TESTCASE TEST_CASE_ID=lkdtm.EXHAUST_STACK.sh RESULT=skip>
 7185 13:55:46.916971  Received signal: <TESTCASE> TEST_CASE_ID=lkdtm.EXHAUST_STACK.sh RESULT=skip
 7187 13:55:47.000437  <LAVA_SIGNAL_TESTCASE TEST_CASE_ID=lkdtm.CORRUPT_STACK.sh RESULT=skip>
 7188 13:55:47.001271  Received signal: <TESTCASE> TEST_CASE_ID=lkdtm.CORRUPT_STACK.sh RESULT=skip
 7190 13:55:47.092374  <LAVA_SIGNAL_TESTCASE TEST_CASE_ID=lkdtm.CORRUPT_STACK_STRONG.sh RESULT=skip>
 7191 13:55:47.093208  Received signal: <TESTCASE> TEST_CASE_ID=lkdtm.CORRUPT_STACK_STRONG.sh RESULT=skip
 7193 13:55:47.175448  <LAVA_SIGNAL_TESTCASE TEST_CASE_ID=lkdtm.CORRUPT_LIST_ADD.sh RESULT=fail>
 7194 13:55:47.176150  Received signal: <TESTCASE> TEST_CASE_ID=lkdtm.CORRUPT_LIST_ADD.sh RESULT=fail
 7196 13:55:47.257969  <LAVA_SIGNAL_TESTCASE TEST_CASE_ID=lkdtm.CORRUPT_LIST_DEL.sh RESULT=fail>
 7197 13:55:47.258306  Received signal: <TESTCASE> TEST_CASE_ID=lkdtm.CORRUPT_LIST_DEL.sh RESULT=fail
 7199 13:55:47.339034  <LAVA_SIGNAL_TESTCASE TEST_CASE_ID=lkdtm.STACK_GUARD_PAGE_LEADING.sh RESULT=pass>
 7200 13:55:47.339839  Received signal: <TESTCASE> TEST_CASE_ID=lkdtm.STACK_GUARD_PAGE_LEADING.sh RESULT=pass
 7202 13:55:47.441059  <LAVA_SIGNAL_TESTCASE TEST_CASE_ID=lkdtm.STACK_GUARD_PAGE_TRAILING.sh RESULT=pass>
 7203 13:55:47.441920  Received signal: <TESTCASE> TEST_CASE_ID=lkdtm.STACK_GUARD_PAGE_TRAILING.sh RESULT=pass
 7205 13:55:47.539076  Received signal: <TESTCASE> TEST_CASE_ID=lkdtm.UNSET_SMEP.sh RESULT=pass
 7207 13:55:47.542046  <LAVA_SIGNAL_TESTCASE TEST_CASE_ID=lkdtm.UNSET_SMEP.sh RESULT=pass>
 7208 13:55:47.639046  <LAVA_SIGNAL_TESTCASE TEST_CASE_ID=lkdtm.DOUBLE_FAULT.sh RESULT=skip>
 7209 13:55:47.639892  Received signal: <TESTCASE> TEST_CASE_ID=lkdtm.DOUBLE_FAULT.sh RESULT=skip
 7211 13:55:47.714340  Received signal: <TESTCASE> TEST_CASE_ID=lkdtm.CORRUPT_PAC.sh RESULT=skip
 7213 13:55:47.717490  <LAVA_SIGNAL_TESTCASE TEST_CASE_ID=lkdtm.CORRUPT_PAC.sh RESULT=skip>
 7214 13:55:47.795389  <LAVA_SIGNAL_TESTCASE TEST_CASE_ID=lkdtm.UNALIGNED_LOAD_STORE_WRITE.sh RESULT=skip>
 7215 13:55:47.796153  Received signal: <TESTCASE> TEST_CASE_ID=lkdtm.UNALIGNED_LOAD_STORE_WRITE.sh RESULT=skip
 7217 13:55:47.868862  <LAVA_SIGNAL_TESTCASE TEST_CASE_ID=lkdtm.OVERWRITE_ALLOCATION.sh RESULT=skip>
 7218 13:55:47.869191  Received signal: <TESTCASE> TEST_CASE_ID=lkdtm.OVERWRITE_ALLOCATION.sh RESULT=skip
 7220 13:55:47.934146  <LAVA_SIGNAL_TESTCASE TEST_CASE_ID=lkdtm.WRITE_AFTER_FREE.sh RESULT=skip>
 7221 13:55:47.934406  Received signal: <TESTCASE> TEST_CASE_ID=lkdtm.WRITE_AFTER_FREE.sh RESULT=skip
 7223 13:55:47.995919  <LAVA_SIGNAL_TESTCASE TEST_CASE_ID=lkdtm.READ_AFTER_FREE.sh RESULT=fail>
 7224 13:55:47.996194  Received signal: <TESTCASE> TEST_CASE_ID=lkdtm.READ_AFTER_FREE.sh RESULT=fail
 7226 13:55:48.054220  <LAVA_SIGNAL_TESTCASE TEST_CASE_ID=lkdtm.WRITE_BUDDY_AFTER_FREE.sh RESULT=skip>
 7227 13:55:48.054486  Received signal: <TESTCASE> TEST_CASE_ID=lkdtm.WRITE_BUDDY_AFTER_FREE.sh RESULT=skip
 7229 13:55:48.112512  <LAVA_SIGNAL_TESTCASE TEST_CASE_ID=lkdtm.READ_BUDDY_AFTER_FREE.sh RESULT=fail>
 7230 13:55:48.112773  Received signal: <TESTCASE> TEST_CASE_ID=lkdtm.READ_BUDDY_AFTER_FREE.sh RESULT=fail
 7232 13:55:48.173729  <LAVA_SIGNAL_TESTCASE TEST_CASE_ID=lkdtm.SLAB_FREE_DOUBLE.sh RESULT=fail>
 7233 13:55:48.174017  Received signal: <TESTCASE> TEST_CASE_ID=lkdtm.SLAB_FREE_DOUBLE.sh RESULT=fail
 7235 13:55:48.249170  <LAVA_SIGNAL_TESTCASE TEST_CASE_ID=lkdtm.SLAB_FREE_CROSS.sh RESULT=fail>
 7236 13:55:48.249976  Received signal: <TESTCASE> TEST_CASE_ID=lkdtm.SLAB_FREE_CROSS.sh RESULT=fail
 7238 13:55:48.344771  <LAVA_SIGNAL_TESTCASE TEST_CASE_ID=lkdtm.SLAB_FREE_PAGE.sh RESULT=fail>
 7239 13:55:48.345602  Received signal: <TESTCASE> TEST_CASE_ID=lkdtm.SLAB_FREE_PAGE.sh RESULT=fail
 7241 13:55:48.429701  Received signal: <TESTCASE> TEST_CASE_ID=lkdtm.SOFTLOCKUP.sh RESULT=skip
 7243 13:55:48.432431  <LAVA_SIGNAL_TESTCASE TEST_CASE_ID=lkdtm.SOFTLOCKUP.sh RESULT=skip>
 7244 13:55:48.499866  Received signal: <TESTCASE> TEST_CASE_ID=lkdtm.HARDLOCKUP.sh RESULT=skip
 7246 13:55:48.502685  <LAVA_SIGNAL_TESTCASE TEST_CASE_ID=lkdtm.HARDLOCKUP.sh RESULT=skip>
 7247 13:55:48.588805  Received signal: <TESTCASE> TEST_CASE_ID=lkdtm.SPINLOCKUP.sh RESULT=skip
 7249 13:55:48.591745  <LAVA_SIGNAL_TESTCASE TEST_CASE_ID=lkdtm.SPINLOCKUP.sh RESULT=skip>
 7250 13:55:48.673105  Received signal: <TESTCASE> TEST_CASE_ID=lkdtm.HUNG_TASK.sh RESULT=skip
 7252 13:55:48.675874  <LAVA_SIGNAL_TESTCASE TEST_CASE_ID=lkdtm.HUNG_TASK.sh RESULT=skip>
 7253 13:55:48.746911  <LAVA_SIGNAL_TESTCASE TEST_CASE_ID=lkdtm.EXEC_DATA.sh RESULT=pass>
 7254 13:55:48.747202  Received signal: <TESTCASE> TEST_CASE_ID=lkdtm.EXEC_DATA.sh RESULT=pass
 7256 13:55:48.821341  Received signal: <TESTCASE> TEST_CASE_ID=lkdtm.EXEC_STACK.sh RESULT=pass
 7258 13:55:48.824269  <LAVA_SIGNAL_TESTCASE TEST_CASE_ID=lkdtm.EXEC_STACK.sh RESULT=pass>
 7259 13:55:48.900630  <LAVA_SIGNAL_TESTCASE TEST_CASE_ID=lkdtm.EXEC_KMALLOC.sh RESULT=pass>
 7260 13:55:48.900920  Received signal: <TESTCASE> TEST_CASE_ID=lkdtm.EXEC_KMALLOC.sh RESULT=pass
 7262 13:55:48.977574  <LAVA_SIGNAL_TESTCASE TEST_CASE_ID=lkdtm.EXEC_VMALLOC.sh RESULT=pass>
 7263 13:55:48.977892  Received signal: <TESTCASE> TEST_CASE_ID=lkdtm.EXEC_VMALLOC.sh RESULT=pass
 7265 13:55:49.050247  <LAVA_SIGNAL_TESTCASE TEST_CASE_ID=lkdtm.EXEC_RODATA.sh RESULT=pass>
 7266 13:55:49.050519  Received signal: <TESTCASE> TEST_CASE_ID=lkdtm.EXEC_RODATA.sh RESULT=pass
 7268 13:55:49.117345  <LAVA_SIGNAL_TESTCASE TEST_CASE_ID=lkdtm.EXEC_USERSPACE.sh RESULT=pass>
 7269 13:55:49.117610  Received signal: <TESTCASE> TEST_CASE_ID=lkdtm.EXEC_USERSPACE.sh RESULT=pass
 7271 13:55:49.185288  <LAVA_SIGNAL_TESTCASE TEST_CASE_ID=lkdtm.EXEC_NULL.sh RESULT=pass>
 7272 13:55:49.185906  Received signal: <TESTCASE> TEST_CASE_ID=lkdtm.EXEC_NULL.sh RESULT=pass
 7274 13:55:49.286857  <LAVA_SIGNAL_TESTCASE TEST_CASE_ID=lkdtm.ACCESS_USERSPACE.sh RESULT=pass>
 7275 13:55:49.287812  Received signal: <TESTCASE> TEST_CASE_ID=lkdtm.ACCESS_USERSPACE.sh RESULT=pass
 7277 13:55:49.385615  <LAVA_SIGNAL_TESTCASE TEST_CASE_ID=lkdtm.ACCESS_NULL.sh RESULT=pass>
 7278 13:55:49.386491  Received signal: <TESTCASE> TEST_CASE_ID=lkdtm.ACCESS_NULL.sh RESULT=pass
 7280 13:55:49.483759  <LAVA_SIGNAL_TESTCASE TEST_CASE_ID=lkdtm.WRITE_RO.sh RESULT=pass>
 7281 13:55:49.484619  Received signal: <TESTCASE> TEST_CASE_ID=lkdtm.WRITE_RO.sh RESULT=pass
 7283 13:55:49.593332  <LAVA_SIGNAL_TESTCASE TEST_CASE_ID=lkdtm.WRITE_RO_AFTER_INIT.sh RESULT=pass>
 7284 13:55:49.594211  Received signal: <TESTCASE> TEST_CASE_ID=lkdtm.WRITE_RO_AFTER_INIT.sh RESULT=pass
 7286 13:55:49.695214  Received signal: <TESTCASE> TEST_CASE_ID=lkdtm.WRITE_KERN.sh RESULT=pass
 7288 13:55:49.698320  <LAVA_SIGNAL_TESTCASE TEST_CASE_ID=lkdtm.WRITE_KERN.sh RESULT=pass>
 7289 13:55:49.806455  <LAVA_SIGNAL_TESTCASE TEST_CASE_ID=lkdtm.REFCOUNT_INC_OVERFLOW.sh RESULT=pass>
 7290 13:55:49.807298  Received signal: <TESTCASE> TEST_CASE_ID=lkdtm.REFCOUNT_INC_OVERFLOW.sh RESULT=pass
 7292 13:55:49.903644  <LAVA_SIGNAL_TESTCASE TEST_CASE_ID=lkdtm.REFCOUNT_ADD_OVERFLOW.sh RESULT=pass>
 7293 13:55:49.904003  Received signal: <TESTCASE> TEST_CASE_ID=lkdtm.REFCOUNT_ADD_OVERFLOW.sh RESULT=pass
 7295 13:55:49.993893  <LAVA_SIGNAL_TESTCASE TEST_CASE_ID=lkdtm.REFCOUNT_INC_NOT_ZERO_OVERFLOW.sh RESULT=pass>
 7296 13:55:49.994678  Received signal: <TESTCASE> TEST_CASE_ID=lkdtm.REFCOUNT_INC_NOT_ZERO_OVERFLOW.sh RESULT=pass
 7298 13:55:50.100650  <LAVA_SIGNAL_TESTCASE TEST_CASE_ID=lkdtm.REFCOUNT_ADD_NOT_ZERO_OVERFLOW.sh RESULT=pass>
 7299 13:55:50.101544  Received signal: <TESTCASE> TEST_CASE_ID=lkdtm.REFCOUNT_ADD_NOT_ZERO_OVERFLOW.sh RESULT=pass
 7301 13:55:50.199388  <LAVA_SIGNAL_TESTCASE TEST_CASE_ID=lkdtm.REFCOUNT_DEC_ZERO.sh RESULT=pass>
 7302 13:55:50.200255  Received signal: <TESTCASE> TEST_CASE_ID=lkdtm.REFCOUNT_DEC_ZERO.sh RESULT=pass
 7304 13:55:50.301041  <LAVA_SIGNAL_TESTCASE TEST_CASE_ID=lkdtm.REFCOUNT_DEC_NEGATIVE.sh RESULT=pass>
 7305 13:55:50.301867  Received signal: <TESTCASE> TEST_CASE_ID=lkdtm.REFCOUNT_DEC_NEGATIVE.sh RESULT=pass
 7307 13:55:50.394759  <LAVA_SIGNAL_TESTCASE TEST_CASE_ID=lkdtm.REFCOUNT_DEC_AND_TEST_NEGATIVE.sh RESULT=pass>
 7308 13:55:50.395099  Received signal: <TESTCASE> TEST_CASE_ID=lkdtm.REFCOUNT_DEC_AND_TEST_NEGATIVE.sh RESULT=pass
 7310 13:55:50.459145  <LAVA_SIGNAL_TESTCASE TEST_CASE_ID=lkdtm.REFCOUNT_SUB_AND_TEST_NEGATIVE.sh RESULT=pass>
 7311 13:55:50.459466  Received signal: <TESTCASE> TEST_CASE_ID=lkdtm.REFCOUNT_SUB_AND_TEST_NEGATIVE.sh RESULT=pass
 7313 13:55:50.527549  <LAVA_SIGNAL_TESTCASE TEST_CASE_ID=lkdtm.REFCOUNT_INC_ZERO.sh RESULT=pass>
 7314 13:55:50.527864  Received signal: <TESTCASE> TEST_CASE_ID=lkdtm.REFCOUNT_INC_ZERO.sh RESULT=pass
 7316 13:55:50.606408  <LAVA_SIGNAL_TESTCASE TEST_CASE_ID=lkdtm.REFCOUNT_ADD_ZERO.sh RESULT=pass>
 7317 13:55:50.606731  Received signal: <TESTCASE> TEST_CASE_ID=lkdtm.REFCOUNT_ADD_ZERO.sh RESULT=pass
 7319 13:55:50.690007  <LAVA_SIGNAL_TESTCASE TEST_CASE_ID=lkdtm.REFCOUNT_INC_SATURATED.sh RESULT=pass>
 7320 13:55:50.690772  Received signal: <TESTCASE> TEST_CASE_ID=lkdtm.REFCOUNT_INC_SATURATED.sh RESULT=pass
 7322 13:55:50.793495  <LAVA_SIGNAL_TESTCASE TEST_CASE_ID=lkdtm.REFCOUNT_DEC_SATURATED.sh RESULT=pass>
 7323 13:55:50.794264  Received signal: <TESTCASE> TEST_CASE_ID=lkdtm.REFCOUNT_DEC_SATURATED.sh RESULT=pass
 7325 13:55:50.895063  <LAVA_SIGNAL_TESTCASE TEST_CASE_ID=lkdtm.REFCOUNT_ADD_SATURATED.sh RESULT=pass>
 7326 13:55:50.895860  Received signal: <TESTCASE> TEST_CASE_ID=lkdtm.REFCOUNT_ADD_SATURATED.sh RESULT=pass
 7328 13:55:51.001741  <LAVA_SIGNAL_TESTCASE TEST_CASE_ID=lkdtm.REFCOUNT_INC_NOT_ZERO_SATURATED.sh RESULT=pass>
 7329 13:55:51.002613  Received signal: <TESTCASE> TEST_CASE_ID=lkdtm.REFCOUNT_INC_NOT_ZERO_SATURATED.sh RESULT=pass
 7331 13:55:51.108930  <LAVA_SIGNAL_TESTCASE TEST_CASE_ID=lkdtm.REFCOUNT_ADD_NOT_ZERO_SATURATED.sh RESULT=pass>
 7332 13:55:51.109770  Received signal: <TESTCASE> TEST_CASE_ID=lkdtm.REFCOUNT_ADD_NOT_ZERO_SATURATED.sh RESULT=pass
 7334 13:55:51.212483  <LAVA_SIGNAL_TESTCASE TEST_CASE_ID=lkdtm.REFCOUNT_DEC_AND_TEST_SATURATED.sh RESULT=pass>
 7335 13:55:51.213319  Received signal: <TESTCASE> TEST_CASE_ID=lkdtm.REFCOUNT_DEC_AND_TEST_SATURATED.sh RESULT=pass
 7337 13:55:51.314939  <LAVA_SIGNAL_TESTCASE TEST_CASE_ID=lkdtm.REFCOUNT_SUB_AND_TEST_SATURATED.sh RESULT=pass>
 7338 13:55:51.315806  Received signal: <TESTCASE> TEST_CASE_ID=lkdtm.REFCOUNT_SUB_AND_TEST_SATURATED.sh RESULT=pass
 7340 13:55:51.421469  <LAVA_SIGNAL_TESTCASE TEST_CASE_ID=lkdtm.REFCOUNT_TIMING.sh RESULT=skip>
 7341 13:55:51.422306  Received signal: <TESTCASE> TEST_CASE_ID=lkdtm.REFCOUNT_TIMING.sh RESULT=skip
 7343 13:55:51.525341  <LAVA_SIGNAL_TESTCASE TEST_CASE_ID=lkdtm.ATOMIC_TIMING.sh RESULT=skip>
 7344 13:55:51.526177  Received signal: <TESTCASE> TEST_CASE_ID=lkdtm.ATOMIC_TIMING.sh RESULT=skip
 7346 13:55:51.627432  <LAVA_SIGNAL_TESTCASE TEST_CASE_ID=lkdtm.USERCOPY_HEAP_SIZE_TO.sh RESULT=fail>
 7347 13:55:51.628303  Received signal: <TESTCASE> TEST_CASE_ID=lkdtm.USERCOPY_HEAP_SIZE_TO.sh RESULT=fail
 7349 13:55:51.730851  <LAVA_SIGNAL_TESTCASE TEST_CASE_ID=lkdtm.USERCOPY_HEAP_SIZE_FROM.sh RESULT=fail>
 7350 13:55:51.731721  Received signal: <TESTCASE> TEST_CASE_ID=lkdtm.USERCOPY_HEAP_SIZE_FROM.sh RESULT=fail
 7352 13:55:51.812044  <LAVA_SIGNAL_TESTCASE TEST_CASE_ID=lkdtm.USERCOPY_HEAP_WHITELIST_TO.sh RESULT=fail>
 7353 13:55:51.812392  Received signal: <TESTCASE> TEST_CASE_ID=lkdtm.USERCOPY_HEAP_WHITELIST_TO.sh RESULT=fail
 7355 13:55:51.881159  <LAVA_SIGNAL_TESTCASE TEST_CASE_ID=lkdtm.USERCOPY_HEAP_WHITELIST_FROM.sh RESULT=fail>
 7356 13:55:51.881473  Received signal: <TESTCASE> TEST_CASE_ID=lkdtm.USERCOPY_HEAP_WHITELIST_FROM.sh RESULT=fail
 7358 13:55:51.948391  <LAVA_SIGNAL_TESTCASE TEST_CASE_ID=lkdtm.USERCOPY_STACK_FRAME_TO.sh RESULT=fail>
 7359 13:55:51.948713  Received signal: <TESTCASE> TEST_CASE_ID=lkdtm.USERCOPY_STACK_FRAME_TO.sh RESULT=fail
 7361 13:55:52.007422  <LAVA_SIGNAL_TESTCASE TEST_CASE_ID=lkdtm.USERCOPY_STACK_FRAME_FROM.sh RESULT=fail>
 7362 13:55:52.007746  Received signal: <TESTCASE> TEST_CASE_ID=lkdtm.USERCOPY_STACK_FRAME_FROM.sh RESULT=fail
 7364 13:55:52.072241  <LAVA_SIGNAL_TESTCASE TEST_CASE_ID=lkdtm.USERCOPY_STACK_BEYOND.sh RESULT=fail>
 7365 13:55:52.072567  Received signal: <TESTCASE> TEST_CASE_ID=lkdtm.USERCOPY_STACK_BEYOND.sh RESULT=fail
 7367 13:55:52.124391  <LAVA_SIGNAL_TESTCASE TEST_CASE_ID=lkdtm.USERCOPY_KERNEL.sh RESULT=fail>
 7368 13:55:52.124678  Received signal: <TESTCASE> TEST_CASE_ID=lkdtm.USERCOPY_KERNEL.sh RESULT=fail
 7370 13:55:52.181584  <LAVA_SIGNAL_TESTCASE TEST_CASE_ID=lkdtm.STACKLEAK_ERASING.sh RESULT=fail>
 7371 13:55:52.181871  Received signal: <TESTCASE> TEST_CASE_ID=lkdtm.STACKLEAK_ERASING.sh RESULT=fail
 7373 13:55:52.242452  <LAVA_SIGNAL_TESTCASE TEST_CASE_ID=lkdtm.CFI_FORWARD_PROTO.sh RESULT=fail>
 7374 13:55:52.242567  + set +x
 7375 13:55:52.242812  Received signal: <TESTCASE> TEST_CASE_ID=lkdtm.CFI_FORWARD_PROTO.sh RESULT=fail
 7377 13:55:52.249075  <LAVA_SIGNAL_ENDRUN 1_kselftest-lkdtm 6894846_1.5.2.3.5>
 7378 13:55:52.249330  Received signal: <ENDRUN> 1_kselftest-lkdtm 6894846_1.5.2.3.5
 7379 13:55:52.249410  Ending use of test pattern.
 7380 13:55:52.249477  Ending test lava.1_kselftest-lkdtm (6894846_1.5.2.3.5), duration 67.14
 7382 13:55:52.249706  ok: lava_test_shell seems to have completed
 7383 13:55:52.250204  breakpoints:step_after_suspend_test: skip
ftrace:ftracetest: skip
lkdtm.ACCESS_NULL.sh: pass
lkdtm.ACCESS_USERSPACE.sh: pass
lkdtm.ATOMIC_TIMING.sh: skip
lkdtm.BUG.sh: pass
lkdtm.CFI_FORWARD_PROTO.sh: fail
lkdtm.CORRUPT_LIST_ADD.sh: fail
lkdtm.CORRUPT_LIST_DEL.sh: fail
lkdtm.CORRUPT_PAC.sh: skip
lkdtm.CORRUPT_STACK.sh: skip
lkdtm.CORRUPT_STACK_STRONG.sh: skip
lkdtm.DOUBLE_FAULT.sh: skip
lkdtm.EXCEPTION.sh: pass
lkdtm.EXEC_DATA.sh: pass
lkdtm.EXEC_KMALLOC.sh: pass
lkdtm.EXEC_NULL.sh: pass
lkdtm.EXEC_RODATA.sh: pass
lkdtm.EXEC_STACK.sh: pass
lkdtm.EXEC_USERSPACE.sh: pass
lkdtm.EXEC_VMALLOC.sh: pass
lkdtm.EXHAUST_STACK.sh: skip
lkdtm.HARDLOCKUP.sh: skip
lkdtm.HUNG_TASK.sh: skip
lkdtm.LOOP.sh: skip
lkdtm.OVERWRITE_ALLOCATION.sh: skip
lkdtm.PANIC.sh: skip
lkdtm.READ_AFTER_FREE.sh: fail
lkdtm.READ_BUDDY_AFTER_FREE.sh: fail
lkdtm.REFCOUNT_ADD_NOT_ZERO_OVERFLOW.sh: pass
lkdtm.REFCOUNT_ADD_NOT_ZERO_SATURATED.sh: pass
lkdtm.REFCOUNT_ADD_OVERFLOW.sh: pass
lkdtm.REFCOUNT_ADD_SATURATED.sh: pass
lkdtm.REFCOUNT_ADD_ZERO.sh: pass
lkdtm.REFCOUNT_DEC_AND_TEST_NEGATIVE.sh: pass
lkdtm.REFCOUNT_DEC_AND_TEST_SATURATED.sh: pass
lkdtm.REFCOUNT_DEC_NEGATIVE.sh: pass
lkdtm.REFCOUNT_DEC_SATURATED.sh: pass
lkdtm.REFCOUNT_DEC_ZERO.sh: pass
lkdtm.REFCOUNT_INC_NOT_ZERO_OVERFLOW.sh: pass
lkdtm.REFCOUNT_INC_NOT_ZERO_SATURATED.sh: pass
lkdtm.REFCOUNT_INC_OVERFLOW.sh: pass
lkdtm.REFCOUNT_INC_SATURATED.sh: pass
lkdtm.REFCOUNT_INC_ZERO.sh: pass
lkdtm.REFCOUNT_SUB_AND_TEST_NEGATIVE.sh: pass
lkdtm.REFCOUNT_SUB_AND_TEST_SATURATED.sh: pass
lkdtm.REFCOUNT_TIMING.sh: skip
lkdtm.SLAB_FREE_CROSS.sh: fail
lkdtm.SLAB_FREE_DOUBLE.sh: fail
lkdtm.SLAB_FREE_PAGE.sh: fail
lkdtm.SOFTLOCKUP.sh: skip
lkdtm.SPINLOCKUP.sh: skip
lkdtm.STACKLEAK_ERASING.sh: fail
lkdtm.STACK_GUARD_PAGE_LEADING.sh: pass
lkdtm.STACK_GUARD_PAGE_TRAILING.sh: pass
lkdtm.UNALIGNED_LOAD_STORE_WRITE.sh: skip
lkdtm.UNSET_SMEP.sh: pass
lkdtm.USERCOPY_HEAP_SIZE_FROM.sh: fail
lkdtm.USERCOPY_HEAP_SIZE_TO.sh: fail
lkdtm.USERCOPY_HEAP_WHITELIST_FROM.sh: fail
lkdtm.USERCOPY_HEAP_WHITELIST_TO.sh: fail
lkdtm.USERCOPY_KERNEL.sh: fail
lkdtm.USERCOPY_STACK_BEYOND.sh: fail
lkdtm.USERCOPY_STACK_FRAME_FROM.sh: fail
lkdtm.USERCOPY_STACK_FRAME_TO.sh: fail
lkdtm.WARNING.sh: pass
lkdtm.WARNING_MESSAGE.sh: pass
lkdtm.WRITE_AFTER_FREE.sh: skip
lkdtm.WRITE_BUDDY_AFTER_FREE.sh: skip
lkdtm.WRITE_KERN.sh: pass
lkdtm.WRITE_RO.sh: pass
lkdtm.WRITE_RO_AFTER_INIT.sh: pass
net:rtnetlink.sh: skip
net:tls: skip
netfilter:bridge_brouter.sh: skip
netfilter:nft_flowtable.sh: skip
netfilter:nft_trans_stress.sh: skip
pidfd:pidfd_wait: skip

 7384 13:55:52.250336  end: 3.1 lava-test-shell (duration 00:01:08) [common]
 7385 13:55:52.250429  end: 3 lava-test-retry (duration 00:01:08) [common]
 7386 13:55:52.250522  start: 4 finalize (timeout 00:07:39) [common]
 7387 13:55:52.250618  start: 4.1 power-off (timeout 00:00:30) [common]
 7388 13:55:52.250773  Calling: 'nice' 'pduclient' '--daemon=localhost' '--hostname=asus-C433TA-AJ0005-rammus-cbg-2' '--port=1' '--command=off'
 7389 13:55:52.270175  >> Command sent successfully.

 7390 13:55:52.272076  Returned 0 in 0 seconds
 7391 13:55:52.372862  end: 4.1 power-off (duration 00:00:00) [common]
 7393 13:55:52.373202  start: 4.2 read-feedback (timeout 00:07:39) [common]
 7395 13:55:52.373750  Listened to connection for namespace 'common' for up to 1s
 7396 13:55:53.375419  Finalising connection for namespace 'common'
 7397 13:55:53.375604  Disconnecting from shell: Finalise
 7398 13:55:53.375689  / # 
 7399 13:55:53.476437  end: 4.2 read-feedback (duration 00:00:01) [common]
 7400 13:55:53.476621  end: 4 finalize (duration 00:00:01) [common]
 7401 13:55:53.476714  Cleaning after the job
 7402 13:55:53.476805  Cleaning up download directory: /var/lib/lava/dispatcher/tmp/6894846/tftp-deploy-tg42mrrv/ramdisk
 7403 13:55:53.477439  Cleaning up download directory: /var/lib/lava/dispatcher/tmp/6894846/tftp-deploy-tg42mrrv/kernel
 7404 13:55:53.478357  Cleaning up download directory: /var/lib/lava/dispatcher/tmp/6894846/tftp-deploy-tg42mrrv/nfsrootfs
 7405 13:55:53.515300  Cleaning up download directory: /var/lib/lava/dispatcher/tmp/6894846/tftp-deploy-tg42mrrv/modules
 7406 13:55:53.516336  Override tmp directory removed at /var/lib/lava/dispatcher/tmp/6894846
 7407 13:55:53.694470  Root tmp directory removed at /var/lib/lava/dispatcher/tmp/6894846
 7408 13:55:53.694648  Job finished correctly