Boot log: asus-C433TA-AJ0005-rammus

    1 12:05:39.983809  lava-dispatcher, installed at version: 2022.11
    2 12:05:39.984004  start: 0 validate
    3 12:05:39.984134  Start time: 2023-01-04 12:05:39.984124+00:00 (UTC)
    4 12:05:39.984287  Using caching service: 'http://localhost/cache/?uri=%s'
    5 12:05:39.984413  Validating that http://localhost/cache/?uri=http%3A%2F%2Fstorage.kernelci.org%2Fimages%2Frootfs%2Fdebian%2Fbullseye-kselftest%2F20221230.0%2Famd64%2Finitrd.cpio.gz exists
    6 12:05:39.993523  Using caching service: 'http://localhost/cache/?uri=%s'
    7 12:05:39.993726  Validating that http://localhost/cache/?uri=http%3A%2F%2Fstorage.kernelci.org%2Fcip-gitlab%2Fci-iwamatsu-linux-5.10.y-cip-rc%2Fv5.10.161-cip23-65-gca8c192cb189%2Fx86_64%2Fx86_64_defconfig%2Bx86-chromebook%2Bkselftest%2Fgcc-10%2Fkernel%2FbzImage exists
    8 12:05:39.995514  Using caching service: 'http://localhost/cache/?uri=%s'
    9 12:05:39.995623  Validating that http://localhost/cache/?uri=http%3A%2F%2Fstorage.kernelci.org%2Fimages%2Frootfs%2Fdebian%2Fbullseye-kselftest%2F20221230.0%2Famd64%2Ffull.rootfs.tar.xz exists
   10 12:05:40.000705  Using caching service: 'http://localhost/cache/?uri=%s'
   11 12:05:40.000817  Validating that http://localhost/cache/?uri=http%3A%2F%2Fstorage.kernelci.org%2Fcip-gitlab%2Fci-iwamatsu-linux-5.10.y-cip-rc%2Fv5.10.161-cip23-65-gca8c192cb189%2Fx86_64%2Fx86_64_defconfig%2Bx86-chromebook%2Bkselftest%2Fgcc-10%2Fmodules.tar.xz exists
   12 12:05:40.009829  validate duration: 0.03
   14 12:05:40.010077  start: 1 tftp-deploy (timeout 00:10:00) [common]
   15 12:05:40.010175  start: 1.1 download-retry (timeout 00:10:00) [common]
   16 12:05:40.010273  start: 1.1.1 http-download (timeout 00:10:00) [common]
   17 12:05:40.010371  Not decompressing ramdisk as can be used compressed.
   18 12:05:40.010450  downloading http://storage.kernelci.org/images/rootfs/debian/bullseye-kselftest/20221230.0/amd64/initrd.cpio.gz
   19 12:05:40.010517  saving as /var/lib/lava/dispatcher/tmp/8570446/tftp-deploy-hasu44xt/ramdisk/initrd.cpio.gz
   20 12:05:40.010576  total size: 5431801 (5MB)
   21 12:05:40.021601  progress   0% (0MB)
   22 12:05:40.037135  progress   5% (0MB)
   23 12:05:40.045151  progress  10% (0MB)
   24 12:05:40.051198  progress  15% (0MB)
   25 12:05:40.060374  progress  20% (1MB)
   26 12:05:40.066552  progress  25% (1MB)
   27 12:05:40.077585  progress  30% (1MB)
   28 12:05:40.084197  progress  35% (1MB)
   29 12:05:40.089481  progress  40% (2MB)
   30 12:05:40.098843  progress  45% (2MB)
   31 12:05:40.105933  progress  50% (2MB)
   32 12:05:40.114377  progress  55% (2MB)
   33 12:05:40.123803  progress  60% (3MB)
   34 12:05:40.132884  progress  65% (3MB)
   35 12:05:40.141745  progress  70% (3MB)
   36 12:05:40.150621  progress  75% (3MB)
   37 12:05:40.160326  progress  80% (4MB)
   38 12:05:40.168529  progress  85% (4MB)
   39 12:05:40.178441  progress  90% (4MB)
   40 12:05:40.187167  progress  95% (4MB)
   41 12:05:40.195760  progress 100% (5MB)
   42 12:05:40.196071  5MB downloaded in 0.19s (27.93MB/s)
   43 12:05:40.196242  end: 1.1.1 http-download (duration 00:00:00) [common]
   45 12:05:40.196495  end: 1.1 download-retry (duration 00:00:00) [common]
   46 12:05:40.196586  start: 1.2 download-retry (timeout 00:10:00) [common]
   47 12:05:40.196673  start: 1.2.1 http-download (timeout 00:10:00) [common]
   48 12:05:40.196777  downloading http://storage.kernelci.org/cip-gitlab/ci-iwamatsu-linux-5.10.y-cip-rc/v5.10.161-cip23-65-gca8c192cb189/x86_64/x86_64_defconfig+x86-chromebook+kselftest/gcc-10/kernel/bzImage
   49 12:05:40.196850  saving as /var/lib/lava/dispatcher/tmp/8570446/tftp-deploy-hasu44xt/kernel/bzImage
   50 12:05:40.196913  total size: 14455616 (13MB)
   51 12:05:40.196974  No compression specified
   52 12:05:40.206681  progress   0% (0MB)
   53 12:05:40.255740  progress   5% (0MB)
   54 12:05:40.292406  progress  10% (1MB)
   55 12:05:40.340401  progress  15% (2MB)
   56 12:05:40.390452  progress  20% (2MB)
   57 12:05:40.449198  progress  25% (3MB)
   58 12:05:40.495707  progress  30% (4MB)
   59 12:05:40.568465  progress  35% (4MB)
   60 12:05:40.639048  progress  40% (5MB)
   61 12:05:40.715112  progress  45% (6MB)
   62 12:05:40.793654  progress  50% (6MB)
   63 12:05:40.858762  progress  55% (7MB)
   64 12:05:40.922750  progress  60% (8MB)
   65 12:05:41.000493  progress  65% (8MB)
   66 12:05:41.056915  progress  70% (9MB)
   67 12:05:41.122494  progress  75% (10MB)
   68 12:05:41.188518  progress  80% (11MB)
   69 12:05:41.252726  progress  85% (11MB)
   70 12:05:41.322469  progress  90% (12MB)
   71 12:05:41.389214  progress  95% (13MB)
   72 12:05:41.462496  progress 100% (13MB)
   73 12:05:41.462751  13MB downloaded in 1.27s (10.89MB/s)
   74 12:05:41.462917  end: 1.2.1 http-download (duration 00:00:01) [common]
   76 12:05:41.463170  end: 1.2 download-retry (duration 00:00:01) [common]
   77 12:05:41.463267  start: 1.3 download-retry (timeout 00:09:59) [common]
   78 12:05:41.463357  start: 1.3.1 http-download (timeout 00:09:59) [common]
   79 12:05:41.463467  downloading http://storage.kernelci.org/images/rootfs/debian/bullseye-kselftest/20221230.0/amd64/full.rootfs.tar.xz
   80 12:05:41.463535  saving as /var/lib/lava/dispatcher/tmp/8570446/tftp-deploy-hasu44xt/nfsrootfs/full.rootfs.tar
   81 12:05:41.463597  total size: 207176196 (197MB)
   82 12:05:41.463661  Using unxz to decompress xz
   83 12:05:41.487929  progress   0% (0MB)
   84 12:05:42.537852  progress   5% (9MB)
   85 12:05:43.597608  progress  10% (19MB)
   86 12:05:44.387275  progress  15% (29MB)
   87 12:05:45.603984  progress  20% (39MB)
   88 12:05:46.748632  progress  25% (49MB)
   89 12:05:47.766449  progress  30% (59MB)
   90 12:05:48.799016  progress  35% (69MB)
   91 12:05:49.861715  progress  40% (79MB)
   92 12:05:50.755297  progress  45% (88MB)
   93 12:05:51.562529  progress  50% (98MB)
   94 12:05:52.321810  progress  55% (108MB)
   95 12:05:53.021535  progress  60% (118MB)
   96 12:05:53.172616  progress  65% (128MB)
   97 12:05:53.324276  progress  70% (138MB)
   98 12:05:53.424092  progress  75% (148MB)
   99 12:05:53.498583  progress  80% (158MB)
  100 12:05:53.611368  progress  85% (167MB)
  101 12:05:53.715945  progress  90% (177MB)
  102 12:05:54.014061  progress  95% (187MB)
  103 12:05:54.609074  progress 100% (197MB)
  104 12:05:54.614857  197MB downloaded in 13.15s (15.02MB/s)
  105 12:05:54.615114  end: 1.3.1 http-download (duration 00:00:13) [common]
  107 12:05:54.615388  end: 1.3 download-retry (duration 00:00:13) [common]
  108 12:05:54.615483  start: 1.4 download-retry (timeout 00:09:45) [common]
  109 12:05:54.615582  start: 1.4.1 http-download (timeout 00:09:45) [common]
  110 12:05:54.615697  downloading http://storage.kernelci.org/cip-gitlab/ci-iwamatsu-linux-5.10.y-cip-rc/v5.10.161-cip23-65-gca8c192cb189/x86_64/x86_64_defconfig+x86-chromebook+kselftest/gcc-10/modules.tar.xz
  111 12:05:54.615772  saving as /var/lib/lava/dispatcher/tmp/8570446/tftp-deploy-hasu44xt/modules/modules.tar
  112 12:05:54.615835  total size: 2012448 (1MB)
  113 12:05:54.615900  Using unxz to decompress xz
  114 12:05:54.620256  progress   1% (0MB)
  115 12:05:54.622142  progress   6% (0MB)
  116 12:05:54.627840  progress  11% (0MB)
  117 12:05:54.635749  progress  16% (0MB)
  118 12:05:54.641718  progress  21% (0MB)
  119 12:05:54.647480  progress  26% (0MB)
  120 12:05:54.654144  progress  32% (0MB)
  121 12:05:54.659239  progress  37% (0MB)
  122 12:05:54.665842  progress  42% (0MB)
  123 12:05:54.673939  progress  47% (0MB)
  124 12:05:54.680739  progress  52% (1MB)
  125 12:05:54.687283  progress  58% (1MB)
  126 12:05:54.692112  progress  63% (1MB)
  127 12:05:54.697836  progress  68% (1MB)
  128 12:05:54.704088  progress  73% (1MB)
  129 12:05:54.712330  progress  78% (1MB)
  130 12:05:54.717976  progress  83% (1MB)
  131 12:05:54.725672  progress  89% (1MB)
  132 12:05:54.731409  progress  94% (1MB)
  133 12:05:54.737390  progress  99% (1MB)
  134 12:05:54.744543  1MB downloaded in 0.13s (14.91MB/s)
  135 12:05:54.744809  end: 1.4.1 http-download (duration 00:00:00) [common]
  137 12:05:54.745085  end: 1.4 download-retry (duration 00:00:00) [common]
  138 12:05:54.745184  start: 1.5 prepare-tftp-overlay (timeout 00:09:45) [common]
  139 12:05:54.745285  start: 1.5.1 extract-nfsrootfs (timeout 00:09:45) [common]
  140 12:05:56.797467  Extracted nfsroot to /var/lib/lava/dispatcher/tmp/8570446/extract-nfsrootfs-rniv5kol
  141 12:05:56.797681  end: 1.5.1 extract-nfsrootfs (duration 00:00:02) [common]
  142 12:05:56.797787  start: 1.5.2 lava-overlay (timeout 00:09:43) [common]
  143 12:05:56.797924  [common] Preparing overlay tarball in /var/lib/lava/dispatcher/tmp/8570446/lava-overlay-vl2068_0
  144 12:05:56.798028  makedir: /var/lib/lava/dispatcher/tmp/8570446/lava-overlay-vl2068_0/lava-8570446/bin
  145 12:05:56.798111  makedir: /var/lib/lava/dispatcher/tmp/8570446/lava-overlay-vl2068_0/lava-8570446/tests
  146 12:05:56.798191  makedir: /var/lib/lava/dispatcher/tmp/8570446/lava-overlay-vl2068_0/lava-8570446/results
  147 12:05:56.798331  Creating /var/lib/lava/dispatcher/tmp/8570446/lava-overlay-vl2068_0/lava-8570446/bin/lava-add-keys
  148 12:05:56.798464  Creating /var/lib/lava/dispatcher/tmp/8570446/lava-overlay-vl2068_0/lava-8570446/bin/lava-add-sources
  149 12:05:56.798612  Creating /var/lib/lava/dispatcher/tmp/8570446/lava-overlay-vl2068_0/lava-8570446/bin/lava-background-process-start
  150 12:05:56.798731  Creating /var/lib/lava/dispatcher/tmp/8570446/lava-overlay-vl2068_0/lava-8570446/bin/lava-background-process-stop
  151 12:05:56.798850  Creating /var/lib/lava/dispatcher/tmp/8570446/lava-overlay-vl2068_0/lava-8570446/bin/lava-common-functions
  152 12:05:56.798966  Creating /var/lib/lava/dispatcher/tmp/8570446/lava-overlay-vl2068_0/lava-8570446/bin/lava-echo-ipv4
  153 12:05:56.799078  Creating /var/lib/lava/dispatcher/tmp/8570446/lava-overlay-vl2068_0/lava-8570446/bin/lava-install-packages
  154 12:05:56.799192  Creating /var/lib/lava/dispatcher/tmp/8570446/lava-overlay-vl2068_0/lava-8570446/bin/lava-installed-packages
  155 12:05:56.799301  Creating /var/lib/lava/dispatcher/tmp/8570446/lava-overlay-vl2068_0/lava-8570446/bin/lava-os-build
  156 12:05:56.799408  Creating /var/lib/lava/dispatcher/tmp/8570446/lava-overlay-vl2068_0/lava-8570446/bin/lava-probe-channel
  157 12:05:56.799519  Creating /var/lib/lava/dispatcher/tmp/8570446/lava-overlay-vl2068_0/lava-8570446/bin/lava-probe-ip
  158 12:05:56.799636  Creating /var/lib/lava/dispatcher/tmp/8570446/lava-overlay-vl2068_0/lava-8570446/bin/lava-target-ip
  159 12:05:56.799745  Creating /var/lib/lava/dispatcher/tmp/8570446/lava-overlay-vl2068_0/lava-8570446/bin/lava-target-mac
  160 12:05:56.799859  Creating /var/lib/lava/dispatcher/tmp/8570446/lava-overlay-vl2068_0/lava-8570446/bin/lava-target-storage
  161 12:05:56.799970  Creating /var/lib/lava/dispatcher/tmp/8570446/lava-overlay-vl2068_0/lava-8570446/bin/lava-test-case
  162 12:05:56.800092  Creating /var/lib/lava/dispatcher/tmp/8570446/lava-overlay-vl2068_0/lava-8570446/bin/lava-test-event
  163 12:05:56.800201  Creating /var/lib/lava/dispatcher/tmp/8570446/lava-overlay-vl2068_0/lava-8570446/bin/lava-test-feedback
  164 12:05:56.800319  Creating /var/lib/lava/dispatcher/tmp/8570446/lava-overlay-vl2068_0/lava-8570446/bin/lava-test-raise
  165 12:05:56.800434  Creating /var/lib/lava/dispatcher/tmp/8570446/lava-overlay-vl2068_0/lava-8570446/bin/lava-test-reference
  166 12:05:56.800543  Creating /var/lib/lava/dispatcher/tmp/8570446/lava-overlay-vl2068_0/lava-8570446/bin/lava-test-runner
  167 12:05:56.800660  Creating /var/lib/lava/dispatcher/tmp/8570446/lava-overlay-vl2068_0/lava-8570446/bin/lava-test-set
  168 12:05:56.800767  Creating /var/lib/lava/dispatcher/tmp/8570446/lava-overlay-vl2068_0/lava-8570446/bin/lava-test-shell
  169 12:05:56.800874  Updating /var/lib/lava/dispatcher/tmp/8570446/lava-overlay-vl2068_0/lava-8570446/bin/lava-add-keys (debian)
  170 12:05:56.800986  Updating /var/lib/lava/dispatcher/tmp/8570446/lava-overlay-vl2068_0/lava-8570446/bin/lava-add-sources (debian)
  171 12:05:56.801096  Updating /var/lib/lava/dispatcher/tmp/8570446/lava-overlay-vl2068_0/lava-8570446/bin/lava-install-packages (debian)
  172 12:05:56.801205  Updating /var/lib/lava/dispatcher/tmp/8570446/lava-overlay-vl2068_0/lava-8570446/bin/lava-installed-packages (debian)
  173 12:05:56.801313  Updating /var/lib/lava/dispatcher/tmp/8570446/lava-overlay-vl2068_0/lava-8570446/bin/lava-os-build (debian)
  174 12:05:56.801407  Creating /var/lib/lava/dispatcher/tmp/8570446/lava-overlay-vl2068_0/lava-8570446/environment
  175 12:05:56.801492  LAVA metadata
  176 12:05:56.801554  - LAVA_JOB_ID=8570446
  177 12:05:56.801616  - LAVA_DISPATCHER_IP=192.168.201.1
  178 12:05:56.801712  start: 1.5.2.1 lava-vland-overlay (timeout 00:09:43) [common]
  179 12:05:56.801775  skipped lava-vland-overlay
  180 12:05:56.801850  end: 1.5.2.1 lava-vland-overlay (duration 00:00:00) [common]
  181 12:05:56.801931  start: 1.5.2.2 lava-multinode-overlay (timeout 00:09:43) [common]
  182 12:05:56.801993  skipped lava-multinode-overlay
  183 12:05:56.802066  end: 1.5.2.2 lava-multinode-overlay (duration 00:00:00) [common]
  184 12:05:56.802146  start: 1.5.2.3 test-definition (timeout 00:09:43) [common]
  185 12:05:56.802416  Loading test definitions
  186 12:05:56.802513  start: 1.5.2.3.1 inline-repo-action (timeout 00:09:43) [common]
  187 12:05:56.802584  Using /lava-8570446 at stage 0
  188 12:05:56.802819  uuid=8570446_1.5.2.3.1 testdef=None
  189 12:05:56.802908  end: 1.5.2.3.1 inline-repo-action (duration 00:00:00) [common]
  190 12:05:56.802993  start: 1.5.2.3.2 test-overlay (timeout 00:09:43) [common]
  191 12:05:56.803408  end: 1.5.2.3.2 test-overlay (duration 00:00:00) [common]
  193 12:05:56.803638  start: 1.5.2.3.3 test-install-overlay (timeout 00:09:43) [common]
  194 12:05:56.804117  end: 1.5.2.3.3 test-install-overlay (duration 00:00:00) [common]
  196 12:05:56.804357  start: 1.5.2.3.4 test-runscript-overlay (timeout 00:09:43) [common]
  197 12:05:56.804813  runner path: /var/lib/lava/dispatcher/tmp/8570446/lava-overlay-vl2068_0/lava-8570446/0/tests/0_timesync-off test_uuid 8570446_1.5.2.3.1
  198 12:05:56.804960  end: 1.5.2.3.4 test-runscript-overlay (duration 00:00:00) [common]
  200 12:05:56.805191  start: 1.5.2.3.5 git-repo-action (timeout 00:09:43) [common]
  201 12:05:56.805264  Using /lava-8570446 at stage 0
  202 12:05:56.805359  Fetching tests from https://github.com/kernelci/test-definitions.git
  203 12:05:56.805437  Running '/usr/bin/git clone https://github.com/kernelci/test-definitions.git /var/lib/lava/dispatcher/tmp/8570446/lava-overlay-vl2068_0/lava-8570446/0/tests/1_kselftest-lkdtm'
  204 12:06:06.329258  Running '/usr/bin/git checkout kernelci.org
  205 12:06:06.465665  Tests stored (tmp) in /var/lib/lava/dispatcher/tmp/8570446/lava-overlay-vl2068_0/lava-8570446/0/tests/1_kselftest-lkdtm/automated/linux/kselftest/kselftest.yaml
  206 12:06:06.466409  uuid=8570446_1.5.2.3.5 testdef=None
  207 12:06:06.466571  end: 1.5.2.3.5 git-repo-action (duration 00:00:10) [common]
  209 12:06:06.466827  start: 1.5.2.3.6 test-overlay (timeout 00:09:34) [common]
  210 12:06:06.467539  end: 1.5.2.3.6 test-overlay (duration 00:00:00) [common]
  212 12:06:06.467780  start: 1.5.2.3.7 test-install-overlay (timeout 00:09:34) [common]
  213 12:06:06.468681  end: 1.5.2.3.7 test-install-overlay (duration 00:00:00) [common]
  215 12:06:06.468930  start: 1.5.2.3.8 test-runscript-overlay (timeout 00:09:34) [common]
  216 12:06:06.469856  runner path: /var/lib/lava/dispatcher/tmp/8570446/lava-overlay-vl2068_0/lava-8570446/0/tests/1_kselftest-lkdtm test_uuid 8570446_1.5.2.3.5
  217 12:06:06.469946  BOARD='asus-C433TA-AJ0005-rammus'
  218 12:06:06.470013  BRANCH='cip-gitlab'
  219 12:06:06.470073  SKIPFILE='skipfile-lkft.yaml'
  220 12:06:06.470135  TESTPROG_URL='http://storage.kernelci.org/cip-gitlab/ci-iwamatsu-linux-5.10.y-cip-rc/v5.10.161-cip23-65-gca8c192cb189/x86_64/x86_64_defconfig+x86-chromebook+kselftest/gcc-10/kselftest.tar.xz'
  221 12:06:06.470197  TST_CASENAME=''
  222 12:06:06.470302  TST_CMDFILES='lkdtm'
  223 12:06:06.470437  end: 1.5.2.3.8 test-runscript-overlay (duration 00:00:00) [common]
  225 12:06:06.470651  Creating lava-test-runner.conf files
  226 12:06:06.470715  Using lava-test-runner path: /var/lib/lava/dispatcher/tmp/8570446/lava-overlay-vl2068_0/lava-8570446/0 for stage 0
  227 12:06:06.470796  - 0_timesync-off
  228 12:06:06.470864  - 1_kselftest-lkdtm
  229 12:06:06.470957  end: 1.5.2.3 test-definition (duration 00:00:10) [common]
  230 12:06:06.471046  start: 1.5.2.4 compress-overlay (timeout 00:09:34) [common]
  231 12:06:14.011649  end: 1.5.2.4 compress-overlay (duration 00:00:08) [common]
  232 12:06:14.011817  start: 1.5.2.5 persistent-nfs-overlay (timeout 00:09:26) [common]
  233 12:06:14.011913  end: 1.5.2.5 persistent-nfs-overlay (duration 00:00:00) [common]
  234 12:06:14.012014  end: 1.5.2 lava-overlay (duration 00:00:17) [common]
  235 12:06:14.012106  start: 1.5.3 extract-overlay-ramdisk (timeout 00:09:26) [common]
  236 12:06:14.113461  end: 1.5.3 extract-overlay-ramdisk (duration 00:00:00) [common]
  237 12:06:14.113813  start: 1.5.4 extract-modules (timeout 00:09:26) [common]
  238 12:06:14.113920  extracting modules file /var/lib/lava/dispatcher/tmp/8570446/tftp-deploy-hasu44xt/modules/modules.tar to /var/lib/lava/dispatcher/tmp/8570446/extract-nfsrootfs-rniv5kol
  239 12:06:14.136659  extracting modules file /var/lib/lava/dispatcher/tmp/8570446/tftp-deploy-hasu44xt/modules/modules.tar to /var/lib/lava/dispatcher/tmp/8570446/extract-overlay-ramdisk-2g_7kumg/ramdisk
  240 12:06:14.158465  end: 1.5.4 extract-modules (duration 00:00:00) [common]
  241 12:06:14.158624  start: 1.5.5 apply-overlay-tftp (timeout 00:09:26) [common]
  242 12:06:14.158716  [common] Applying overlay to NFS
  243 12:06:14.158787  [common] Applying overlay /var/lib/lava/dispatcher/tmp/8570446/compress-overlay-0losgofp/overlay-1.5.2.4.tar.gz to directory /var/lib/lava/dispatcher/tmp/8570446/extract-nfsrootfs-rniv5kol
  244 12:06:14.614312  end: 1.5.5 apply-overlay-tftp (duration 00:00:00) [common]
  245 12:06:14.614475  start: 1.5.6 configure-preseed-file (timeout 00:09:25) [common]
  246 12:06:14.614570  end: 1.5.6 configure-preseed-file (duration 00:00:00) [common]
  247 12:06:14.614659  start: 1.5.7 compress-ramdisk (timeout 00:09:25) [common]
  248 12:06:14.614744  Building ramdisk /var/lib/lava/dispatcher/tmp/8570446/extract-overlay-ramdisk-2g_7kumg/ramdisk.cpio containing /var/lib/lava/dispatcher/tmp/8570446/extract-overlay-ramdisk-2g_7kumg/ramdisk
  249 12:06:14.678563  >> 51512 blocks

  250 12:06:15.460374  rename /var/lib/lava/dispatcher/tmp/8570446/extract-overlay-ramdisk-2g_7kumg/ramdisk.cpio.gz to /var/lib/lava/dispatcher/tmp/8570446/tftp-deploy-hasu44xt/ramdisk/ramdisk.cpio.gz
  251 12:06:15.460783  end: 1.5.7 compress-ramdisk (duration 00:00:01) [common]
  252 12:06:15.460907  start: 1.5.8 prepare-kernel (timeout 00:09:25) [common]
  253 12:06:15.461009  start: 1.5.8.1 prepare-fit (timeout 00:09:25) [common]
  254 12:06:15.461101  No mkimage arch provided, not using FIT.
  255 12:06:15.461190  end: 1.5.8.1 prepare-fit (duration 00:00:00) [common]
  256 12:06:15.461276  end: 1.5.8 prepare-kernel (duration 00:00:00) [common]
  257 12:06:15.461379  end: 1.5 prepare-tftp-overlay (duration 00:00:21) [common]
  258 12:06:15.461475  start: 1.6 lxc-create-udev-rule-action (timeout 00:09:25) [common]
  259 12:06:15.461555  No LXC device requested
  260 12:06:15.461637  end: 1.6 lxc-create-udev-rule-action (duration 00:00:00) [common]
  261 12:06:15.461730  start: 1.7 deploy-device-env (timeout 00:09:25) [common]
  262 12:06:15.461815  end: 1.7 deploy-device-env (duration 00:00:00) [common]
  263 12:06:15.461887  Checking files for TFTP limit of 4294967296 bytes.
  264 12:06:15.462287  end: 1 tftp-deploy (duration 00:00:35) [common]
  265 12:06:15.462394  start: 2 depthcharge-action (timeout 00:05:00) [common]
  266 12:06:15.462488  start: 2.1 depthcharge-overlay (timeout 00:05:00) [common]
  267 12:06:15.462613  substitutions:
  268 12:06:15.462682  - {DTB}: None
  269 12:06:15.462747  - {INITRD}: 8570446/tftp-deploy-hasu44xt/ramdisk/ramdisk.cpio.gz
  270 12:06:15.462809  - {KERNEL}: 8570446/tftp-deploy-hasu44xt/kernel/bzImage
  271 12:06:15.462868  - {LAVA_MAC}: None
  272 12:06:15.462925  - {NFSROOTFS}: /var/lib/lava/dispatcher/tmp/8570446/extract-nfsrootfs-rniv5kol
  273 12:06:15.462984  - {NFS_SERVER_IP}: 192.168.201.1
  274 12:06:15.463040  - {PRESEED_CONFIG}: None
  275 12:06:15.463097  - {PRESEED_LOCAL}: None
  276 12:06:15.463153  - {RAMDISK}: 8570446/tftp-deploy-hasu44xt/ramdisk/ramdisk.cpio.gz
  277 12:06:15.463209  - {ROOT_PART}: None
  278 12:06:15.463264  - {ROOT}: None
  279 12:06:15.463320  - {SERVER_IP}: 192.168.201.1
  280 12:06:15.463375  - {TEE}: None
  281 12:06:15.463430  Parsed boot commands:
  282 12:06:15.463485  - tftpboot 192.168.201.1 {DEPTHCHARGE_KERNEL} {CMDLINE} {DEPTHCHARGE_RAMDISK}
  283 12:06:15.463634  Parsed boot commands: tftpboot 192.168.201.1 8570446/tftp-deploy-hasu44xt/kernel/bzImage 8570446/tftp-deploy-hasu44xt/kernel/cmdline 8570446/tftp-deploy-hasu44xt/ramdisk/ramdisk.cpio.gz
  284 12:06:15.463725  end: 2.1 depthcharge-overlay (duration 00:00:00) [common]
  285 12:06:15.463811  start: 2.2 depthcharge-retry (timeout 00:05:00) [common]
  286 12:06:15.463905  start: 2.2.1 reset-connection (timeout 00:05:00) [common]
  287 12:06:15.463994  start: 2.2.1.1 disconnect-device (timeout 00:05:00) [common]
  288 12:06:15.464065  Not connected, no need to disconnect.
  289 12:06:15.464142  end: 2.2.1.1 disconnect-device (duration 00:00:00) [common]
  290 12:06:15.464224  start: 2.2.1.2 connect-device (timeout 00:05:00) [common]
  291 12:06:15.464294  [common] connect-device Connecting to device using '/usr/bin/console -k -f -M localhost asus-C433TA-AJ0005-rammus-cbg-2'
  292 12:06:15.467047  Setting prompt string to ['lava-test: # ']
  293 12:06:15.467327  end: 2.2.1.2 connect-device (duration 00:00:00) [common]
  294 12:06:15.467437  end: 2.2.1 reset-connection (duration 00:00:00) [common]
  295 12:06:15.467539  start: 2.2.2 reset-device (timeout 00:05:00) [common]
  296 12:06:15.467632  start: 2.2.2.1 pdu-reboot (timeout 00:05:00) [common]
  297 12:06:15.467819  Calling: 'nice' 'pduclient' '--daemon=localhost' '--hostname=asus-C433TA-AJ0005-rammus-cbg-2' '--port=1' '--command=reboot'
  298 12:06:15.486753  >> Command sent successfully.

  299 12:06:15.488520  Returned 0 in 0 seconds
  300 12:06:15.589771  end: 2.2.2.1 pdu-reboot (duration 00:00:00) [common]
  302 12:06:15.591216  end: 2.2.2 reset-device (duration 00:00:00) [common]
  303 12:06:15.591710  start: 2.2.3 depthcharge-start (timeout 00:05:00) [common]
  304 12:06:15.592153  Setting prompt string to 'Starting depthcharge on rammus...'
  305 12:06:15.592526  Changing prompt to 'Starting depthcharge on rammus...'
  306 12:06:15.592908  depthcharge-start: Wait for prompt Starting depthcharge on rammus... (timeout 00:05:00)
  307 12:06:15.594134  [Enter `^Ec?' for help]
  308 12:06:22.068463  
  309 12:06:22.069064  
  310 12:06:22.069445  coreboot-v1.9308_26_0.0.22-6607-g034eeb8dd5 Fri Sep  4 02:38:51 UTC 2020 bootblock starting...
  311 12:06:22.069819  CPU: Intel(R) Core(TM) m3-8100Y CPU @ 1.10GHz
  312 12:06:22.070161  CPU: ID 806e9, Kabylake H0, ucode: 00000097
  313 12:06:22.070863  CPU: AES supported, TXT NOT supported, VT supported
  314 12:06:22.072450  MCH: device id 590c (rev 02) is Kabylake-Y
  315 12:06:22.075528  PCH: device id 9d4b (rev 21) is Kabylake-Y iHDCP 2.2 Premium
  316 12:06:22.078626  IGD: device id 591c (rev 02) is Amberlake ULX GT2
  317 12:06:22.081736  VBOOT: Loading verstage.
  318 12:06:22.088523  CBFS: 'Master Header Locator' located CBFS at [d00000:ffffc0)
  319 12:06:22.091834  CBFS: Locating 'fallback/verstage'
  320 12:06:22.094894  CBFS: Found @ offset 1a0a80 size f47c
  321 12:06:22.108794  
  322 12:06:22.109346  
  323 12:06:22.115131  coreboot-v1.9308_26_0.0.22-6607-g034eeb8dd5 Fri Sep  4 02:38:51 UTC 2020 verstage starting...
  324 12:06:22.131136  Probing TPM: . done!
  325 12:06:22.134763  TPM ready after 0 ms
  326 12:06:22.137925  Connected to device vid:did:rid of 1ae0:0028:00
  327 12:06:22.147949  Firmware version: B2-C:0 RO_B:0.0.11/4d655eab RW_B:0.5.5/cr50_v1.9308_87_mp.479-d7921eab
  328 12:06:22.151497  Initialized TPM device CR50 revision 0
  329 12:06:22.196899  tlcl_send_startup: Startup return code is 0
  330 12:06:22.197486  TPM: setup succeeded
  331 12:06:22.211039  src/security/tpm/tss/tcg-2.0/tss.c:188 index 0x1007 return code 0
  332 12:06:22.215129  Chrome EC: UHEPI supported
  333 12:06:22.218329  Phase 1
  334 12:06:22.221760  FMAP: Found "FLASH" version 1.1 at c10000.
  335 12:06:22.228556  FMAP: base = ff000000 size = 1000000 #areas = 33
  336 12:06:22.231768  FMAP: area GBB found @ c11000 (978944 bytes)
  337 12:06:22.238293  VB2:vb2_check_recovery() Recovery reason from previous boot: 0x0 / 0x0
  338 12:06:22.238781  Phase 2
  339 12:06:22.241583  Phase 3
  340 12:06:22.244903  FMAP: area GBB found @ c11000 (978944 bytes)
  341 12:06:22.251591  VB2:vb2_report_dev_firmware() This is developer signed firmware
  342 12:06:22.258293  FMAP: area VBLOCK_A found @ 200000 (65536 bytes)
  343 12:06:22.261669  FMAP: area VBLOCK_A found @ 200000 (65536 bytes)
  344 12:06:22.268273  VB2:vb2_verify_keyblock() Checking key block signature...
  345 12:06:22.289155  FMAP: area VBLOCK_A found @ 200000 (65536 bytes)
  346 12:06:22.292485  FMAP: area VBLOCK_A found @ 200000 (65536 bytes)
  347 12:06:22.299024  VB2:vb2_verify_fw_preamble() Verifying preamble.
  348 12:06:22.304031  Phase 4
  349 12:06:22.307369  FMAP: area FW_MAIN_A found @ 210000 (4030400 bytes)
  350 12:06:22.313967  VB2:vb2api_init_hash() HW crypto for hash_alg 2 not supported, using SW
  351 12:06:22.574030  VB2:vb2_rsa_verify_digest() Digest check failed!
  352 12:06:22.577336  VB2:vb2_fail() Need recovery, reason: 0x1b / 0x7
  353 12:06:22.580558  Saving nvdata
  354 12:06:22.584030  Reboot requested (10020007)
  355 12:06:22.584516  board_reset() called!
  356 12:06:22.587024  
  357 12:06:22.587535  full_reset() called!
  358 12:06:27.057317  
  359 12:06:27.058006  
  360 12:06:27.064149  coreboot-v1.9308_26_0.0.22-6607-g034eeb8dd5 Fri Sep  4 02:38:51 UTC 2020 bootblock starting...
  361 12:06:27.070742  CPU: Intel(R) Core(TM) m3-8100Y CPU @ 1.10GHz
  362 12:06:27.074086  CPU: ID 806e9, Kabylake H0, ucode: 00000097
  363 12:06:27.080767  CPU: AES supported, TXT NOT supported, VT supported
  364 12:06:27.083954  MCH: device id 590c (rev 02) is Kabylake-Y
  365 12:06:27.090730  PCH: device id 9d4b (rev 21) is Kabylake-Y iHDCP 2.2 Premium
  366 12:06:27.093808  IGD: device id 591c (rev 02) is Amberlake ULX GT2
  367 12:06:27.097389  VBOOT: Loading verstage.
  368 12:06:27.103895  CBFS: 'Master Header Locator' located CBFS at [d00000:ffffc0)
  369 12:06:27.107071  CBFS: Locating 'fallback/verstage'
  370 12:06:27.110356  CBFS: Found @ offset 1a0a80 size f47c
  371 12:06:27.124076  
  372 12:06:27.124553  
  373 12:06:27.130681  coreboot-v1.9308_26_0.0.22-6607-g034eeb8dd5 Fri Sep  4 02:38:51 UTC 2020 verstage starting...
  374 12:06:27.147137  Probing TPM: . done!
  375 12:06:27.149960  TPM ready after 0 ms
  376 12:06:27.153304  Connected to device vid:did:rid of 1ae0:0028:00
  377 12:06:27.163980  Firmware version: B2-C:0 RO_B:0.0.11/4d655eab RW_B:0.5.5/cr50_v1.9308_87_mp.479-d7921eab
  378 12:06:27.167131  Initialized TPM device CR50 revision 0
  379 12:06:27.212967  tlcl_send_startup: Startup return code is 0
  380 12:06:27.213541  TPM: setup succeeded
  381 12:06:27.226643  src/security/tpm/tss/tcg-2.0/tss.c:188 index 0x1007 return code 0
  382 12:06:27.230830  Chrome EC: UHEPI supported
  383 12:06:27.234158  Phase 1
  384 12:06:27.237407  FMAP: Found "FLASH" version 1.1 at c10000.
  385 12:06:27.243839  FMAP: base = ff000000 size = 1000000 #areas = 33
  386 12:06:27.247557  FMAP: area GBB found @ c11000 (978944 bytes)
  387 12:06:27.253988  VB2:vb2_check_recovery() Recovery reason from previous boot: 0x1b / 0x7
  388 12:06:27.260770  VB2:vb2_check_recovery() We have a recovery request: 0x1b / 0x0
  389 12:06:27.263941  Recovery requested (1009000e)
  390 12:06:27.264434  Saving nvdata
  391 12:06:27.274875  tlcl_extend: response is 0
  392 12:06:27.283719  tlcl_extend: response is 0
  393 12:06:27.290013  CBFS: 'Master Header Locator' located CBFS at [d00000:ffffc0)
  394 12:06:27.293582  CBFS: Locating 'fallback/romstage'
  395 12:06:27.296595  CBFS: Found @ offset 80 size 10ffc
  396 12:06:27.300713  
  397 12:06:27.301319  
  398 12:06:27.307283  coreboot-v1.9308_26_0.0.22-6607-g034eeb8dd5 Fri Sep  4 02:38:51 UTC 2020 romstage starting...
  399 12:06:27.314282  pm1_sts: 0100 pm1_en: 0000 pm1_cnt: 00001c00
  400 12:06:27.317868  gpe0_sts[0]: 00000000 gpe0_en[0]: 00000000
  401 12:06:27.321094  gpe0_sts[1]: 00000000 gpe0_en[1]: 00000000
  402 12:06:27.327466  gpe0_sts[2]: 00000001 gpe0_en[2]: 00000000
  403 12:06:27.330783  gpe0_sts[3]: 00000000 gpe0_en[3]: 00010000
  404 12:06:27.334089  TCO_STS:   0000 0000
  405 12:06:27.337404  GEN_PMCON: e0040200 0000523a
  406 12:06:27.340586  GBLRST_CAUSE: 00000000 00000000
  407 12:06:27.341070  prev_sleep_state 5
  408 12:06:27.343912  Boot Count incremented to 39502
  409 12:06:27.350508  CBFS: 'Master Header Locator' located CBFS at [d00000:ffffc0)
  410 12:06:27.354127  CBFS: Locating 'fspm.bin'
  411 12:06:27.357477  CBFS: Found @ offset 103fc0 size 63000
  412 12:06:27.360416  Chrome EC: UHEPI supported
  413 12:06:27.368393  FMAP: Found "FLASH" version 1.1 at c10000.
  414 12:06:27.371669  FMAP: base = ff000000 size = 1000000 #areas = 33
  415 12:06:27.378198  FMAP: area RECOVERY_MRC_CACHE found @ 9d0000 (65536 bytes)
  416 12:06:27.382468  Probing TPM:  done!
  417 12:06:27.389141  Connected to device vid:did:rid of 1ae0:0028:00
  418 12:06:27.399194  Firmware version: B2-C:0 RO_B:0.0.11/4d655eab RW_B:0.5.5/cr50_v1.9308_87_mp.479-d7921eab
  419 12:06:27.406200  Initialized TPM device CR50 revision 0
  420 12:06:27.415220  src/security/tpm/tss/tcg-2.0/tss.c:188 index 0x100b return code 0
  421 12:06:27.421628  MRC: Hash comparison successful. Using data from RECOVERY_MRC_CACHE
  422 12:06:27.424820  MRC cache found, size 1868
  423 12:06:27.428285  bootmode is set to :2
  424 12:06:27.428768  SPD index 1
  425 12:06:27.434781  CBFS: 'Master Header Locator' located CBFS at [d00000:ffffc0)
  426 12:06:27.438282  CBFS: Locating 'spd.bin'
  427 12:06:27.441774  CBFS: Found @ offset 1a0240 size 800
  428 12:06:27.444996  SPD: module type is LPDDR3
  429 12:06:27.448049  SPD: module part is K4E8E324EB-EGCF   
  430 12:06:27.454743  SPD: banks 8, ranks 1, rows 15, columns 10, density 8192 Mb
  431 12:06:27.458272  SPD: device width 32 bits, bus width 64 bits
  432 12:06:27.464639  SPD: module size is 2048 MB (per channel)
  433 12:06:27.577192  CBMEM:
  434 12:06:27.580562  IMD: root @ 7afff000 254 entries.
  435 12:06:27.583656  IMD: root @ 7affec00 62 entries.
  436 12:06:27.587268  External stage cache:
  437 12:06:27.590572  IMD: root @ 7b3ff000 254 entries.
  438 12:06:27.593959  IMD: root @ 7b3fec00 62 entries.
  439 12:06:27.597535  creating vboot_handoff structure
  440 12:06:27.603757  Chrome EC: clear events_b mask to 0x0000000021004000
  441 12:06:27.618512  src/security/tpm/tss/tcg-2.0/tss.c:188 index 0x100b return code 0
  442 12:06:27.633893  tlcl_write: response is 0
  443 12:06:27.642585  src/security/tpm/tss/tcg-2.0/tss.c:188 index 0x100b return code 0
  444 12:06:27.649174  MRC: TPM MRC hash updated successfully.
  445 12:06:27.649674  2 DIMMs found
  446 12:06:27.652727  top_of_ram = 0x7b000000
  447 12:06:27.655917  MTRR Range: Start=7a000000 End=7b000000 (Size 1000000)
  448 12:06:27.659102  
  449 12:06:27.662401  MTRR Range: Start=7b000000 End=7b800000 (Size 800000)
  450 12:06:27.669197  MTRR Range: Start=ff000000 End=0 (Size 1000000)
  451 12:06:27.672624  CBFS: 'Master Header Locator' located CBFS at [d00000:ffffc0)
  452 12:06:27.675613  CBFS: Locating 'fallback/postcar'
  453 12:06:27.682518  CBFS: Found @ offset 197000 size 3f04
  454 12:06:27.685501  Decompressing stage fallback/postcar @ 0x7abd0fc0 (32720 bytes)
  455 12:06:27.688713  
  456 12:06:27.695517  Loading module at 7abd1000 with entry 7abd1000. filesize: 0x3cd0 memsize: 0x7f90
  457 12:06:27.702050  Processing 118 relocs. Offset value of 0x78bd1000
  458 12:06:27.707926  
  459 12:06:27.708526  
  460 12:06:27.714631  coreboot-v1.9308_26_0.0.22-6607-g034eeb8dd5 Fri Sep  4 02:38:51 UTC 2020 postcar starting...
  461 12:06:27.721198  CBFS: 'Master Header Locator' located CBFS at [d00000:ffffc0)
  462 12:06:27.724414  CBFS: Locating 'fallback/ramstage'
  463 12:06:27.727504  CBFS: Found @ offset e8d80 size 1a462
  464 12:06:27.734176  Decompressing stage fallback/ramstage @ 0x7ab05fc0 (826808 bytes)
  465 12:06:27.773579  Loading module at 7ab06000 with entry 7ab06000. filesize: 0x38d90 memsize: 0xc9d78
  466 12:06:27.776688  Processing 3657 relocs. Offset value of 0x79d06000
  467 12:06:27.780250  
  468 12:06:27.780841  
  469 12:06:27.786809  coreboot-v1.9308_26_0.0.22-6607-g034eeb8dd5 Fri Sep  4 02:38:51 UTC 2020 ramstage starting...
  470 12:06:27.793469  FMAP: Found "FLASH" version 1.1 at c10000.
  471 12:06:27.797115  FMAP: base = ff000000 size = 1000000 #areas = 33
  472 12:06:27.803824  FMAP: area RO_VPD found @ c00000 (16384 bytes)
  473 12:06:27.806906  WARNING: RO_VPD is uninitialized or empty.
  474 12:06:27.810529  FMAP: area RW_VPD found @ 9f8000 (8192 bytes)
  475 12:06:27.816842  FMAP: area RW_VPD found @ 9f8000 (8192 bytes)
  476 12:06:27.817415  Normal boot.
  477 12:06:27.823509  BS: BS_PRE_DEVICE times (us): entry 0 run 30 exit 0
  478 12:06:27.829975  CBFS: 'Master Header Locator' located CBFS at [d00000:ffffc0)
  479 12:06:27.833180  CBFS: Locating 'cpu_microcode_blob.bin'
  480 12:06:27.836820  CBFS: Found @ offset 11100 size d7c00
  481 12:06:27.839701  microcode: sig=0x806e9 pf=0x10 revision=0x97
  482 12:06:27.843236  Skip microcode update
  483 12:06:27.849783  CBFS: 'Master Header Locator' located CBFS at [d00000:ffffc0)
  484 12:06:27.853222  CBFS: Locating 'fsps.bin'
  485 12:06:27.856156  CBFS: Found @ offset 167fc0 size 2f000
  486 12:06:27.881490  Detected 2 core, 4 thread CPU.
  487 12:06:27.884668  Setting up SMI for CPU
  488 12:06:27.888112  IED base = 0x7b400000
  489 12:06:27.888589  IED size = 0x00400000
  490 12:06:27.891288  Will perform SMM setup.
  491 12:06:27.898239  CPU: Intel(R) Core(TM) m3-8100Y CPU @ 1.10GHz.
  492 12:06:27.904524  Loading module at 00030000 with entry 00030000. filesize: 0x170 memsize: 0x170
  493 12:06:27.907958  Processing 16 relocs. Offset value of 0x00030000
  494 12:06:27.912112  Attempting to start 3 APs
  495 12:06:27.915276  Waiting for 10ms after sending INIT.
  496 12:06:27.931400  Waiting for 1st SIPI to complete...done.
  497 12:06:27.931907  AP: slot 3 apic_id 2.
  498 12:06:27.934629  AP: slot 2 apic_id 3.
  499 12:06:27.937639  Waiting for 2nd SIPI to complete...done.
  500 12:06:27.941227  AP: slot 1 apic_id 1.
  501 12:06:27.947845  Loading module at 00038000 with entry 00038000. filesize: 0x1a8 memsize: 0x1a8
  502 12:06:27.954426  Processing 13 relocs. Offset value of 0x00038000
  503 12:06:27.961169  SMM Module: stub loaded at 00038000. Will call 7ab21603(00000000)
  504 12:06:27.964154  Installing SMM handler to 0x7b000000
  505 12:06:27.970811  Loading module at 7b010000 with entry 7b010a19. filesize: 0x3b08 memsize: 0x8bc0
  506 12:06:27.977445  Processing 243 relocs. Offset value of 0x7b010000
  507 12:06:27.984207  Loading module at 7b008000 with entry 7b008000. filesize: 0x1a8 memsize: 0x1a8
  508 12:06:27.990862  Processing 13 relocs. Offset value of 0x7b008000
  509 12:06:27.993979  SMM Module: placing jmp sequence at 7b007c00 rel16 0x03fd
  510 12:06:28.000323  SMM Module: placing jmp sequence at 7b007800 rel16 0x07fd
  511 12:06:28.007019  SMM Module: placing jmp sequence at 7b007400 rel16 0x0bfd
  512 12:06:28.013602  SMM Module: stub loaded at 7b008000. Will call 7b010a19(00000000)
  513 12:06:28.017108  Clearing SMI status registers
  514 12:06:28.020179  SMI_STS: PM1 
  515 12:06:28.020759  PM1_STS: PWRBTN 
  516 12:06:28.023494  TCO_STS: BOOT SECOND_TO 
  517 12:06:28.026704  New SMBASE 0x7b000000
  518 12:06:28.027189  In relocation handler: CPU 0
  519 12:06:28.033581  New SMBASE=0x7b000000 IEDBASE=0x7b400000
  520 12:06:28.036844  Writing SMRR. base = 0x7b000006, mask=0xff800800
  521 12:06:28.040014  Relocation complete.
  522 12:06:28.040495  New SMBASE 0x7afffc00
  523 12:06:28.043376  In relocation handler: CPU 1
  524 12:06:28.049790  New SMBASE=0x7afffc00 IEDBASE=0x7b400000
  525 12:06:28.053593  Writing SMRR. base = 0x7b000006, mask=0xff800800
  526 12:06:28.056561  Relocation complete.
  527 12:06:28.057046  New SMBASE 0x7afff400
  528 12:06:28.059849  In relocation handler: CPU 3
  529 12:06:28.066524  New SMBASE=0x7afff400 IEDBASE=0x7b400000
  530 12:06:28.069826  Writing SMRR. base = 0x7b000006, mask=0xff800800
  531 12:06:28.072815  Relocation complete.
  532 12:06:28.073297  New SMBASE 0x7afff800
  533 12:06:28.076367  In relocation handler: CPU 2
  534 12:06:28.079716  New SMBASE=0x7afff800 IEDBASE=0x7b400000
  535 12:06:28.082894  
  536 12:06:28.086503  Writing SMRR. base = 0x7b000006, mask=0xff800800
  537 12:06:28.089708  Relocation complete.
  538 12:06:28.090191  Initializing CPU #0
  539 12:06:28.092714  CPU: vendor Intel device 806e9
  540 12:06:28.096229  CPU: family 06, model 8e, stepping 09
  541 12:06:28.102535  Setting up local APIC... apic_id: 0x00 done.
  542 12:06:28.106277  Turbo is available but hidden
  543 12:06:28.106895  Turbo has been enabled
  544 12:06:28.109274  SGX : param.enable = 0
  545 12:06:28.112746  Skip microcode update
  546 12:06:28.113382  CPU #0 initialized
  547 12:06:28.116014  Initializing CPU #1
  548 12:06:28.119291  Initializing CPU #2
  549 12:06:28.119876  Initializing CPU #3
  550 12:06:28.122329  CPU: vendor Intel device 806e9
  551 12:06:28.125770  CPU: family 06, model 8e, stepping 09
  552 12:06:28.128884  CPU: vendor Intel device 806e9
  553 12:06:28.132498  CPU: family 06, model 8e, stepping 09
  554 12:06:28.138993  Setting up local APIC...CPU: vendor Intel device 806e9
  555 12:06:28.142380  CPU: family 06, model 8e, stepping 09
  556 12:06:28.145494   apic_id: 0x03 done.
  557 12:06:28.152015  Setting up local APIC...Setting up local APIC...Skip microcode update
  558 12:06:28.155564   apic_id: 0x02 done.
  559 12:06:28.156048  CPU #2 initialized
  560 12:06:28.158773  Skip microcode update
  561 12:06:28.162051   apic_id: 0x01 done.
  562 12:06:28.162668  CPU #3 initialized
  563 12:06:28.165290  Skip microcode update
  564 12:06:28.165804  CPU #1 initialized
  565 12:06:28.172055  bsp_do_flight_plan done after 228 msecs.
  566 12:06:28.175275  CPU: frequency set to 3400 MHz
  567 12:06:28.175771  Enabling SMIs.
  568 12:06:28.176149  Locking SMM.
  569 12:06:28.178701  VMX : param.enable = 1
  570 12:06:28.182097  VMX status: enabled, unlocked
  571 12:06:28.185200  SGX: pre-conditions not met
  572 12:06:28.188460  VMX status: enabled, unlocked
  573 12:06:28.191953  VMX status: enabled, unlocked
  574 12:06:28.195098  VMX status: enabled, unlocked
  575 12:06:28.198777  SGX: pre-conditions not met
  576 12:06:28.199355  SGX: pre-conditions not met
  577 12:06:28.205100  CBFS: 'Master Header Locator' located CBFS at [d00000:ffffc0)
  578 12:06:28.208414  CBFS: Locating 'vbt.bin'
  579 12:06:28.211849  SGX: pre-conditions not met
  580 12:06:28.215036  CBFS: Found @ offset 103a00 size 48e
  581 12:06:28.218257  Found a VBT of 4608 bytes after decompression
  582 12:06:28.223593  psys_pmax = 360
  583 12:06:28.226915  FMAP: area GBB found @ c11000 (978944 bytes)
  584 12:06:28.340627  ITSS IRQ Polarities Before:
  585 12:06:28.343960  IPC0: 0x00ff4000
  586 12:06:28.344465  IPC1: 0x00000007
  587 12:06:28.347224  IPC2: 0x00000000
  588 12:06:28.347707  IPC3: 0x00000000
  589 12:06:28.350154  ITSS IRQ Polarities After:
  590 12:06:28.353608  IPC0: 0x00ff4000
  591 12:06:28.354091  IPC1: 0x00000007
  592 12:06:28.357194  IPC2: 0x00000000
  593 12:06:28.357714  IPC3: 0x00000000
  594 12:06:28.363447  Override DT after FSP-S, PCH is KBL/SKL PCH-LP SKU
  595 12:06:28.370094  BS: BS_DEV_INIT_CHIPS times (us): entry 373298 run 170376 exit 0
  596 12:06:28.373519  Enumerating buses...
  597 12:06:28.376962  Show all devs... Before device enumeration.
  598 12:06:28.380150  Root Device: enabled 1
  599 12:06:28.380648  CPU_CLUSTER: 0: enabled 1
  600 12:06:28.383424  DOMAIN: 0000: enabled 1
  601 12:06:28.386467  APIC: 00: enabled 1
  602 12:06:28.389720  PCI: 00:00.0: enabled 1
  603 12:06:28.390252  PCI: 00:02.0: enabled 1
  604 12:06:28.393188  PCI: 00:14.0: enabled 1
  605 12:06:28.396630  PCI: 00:14.1: enabled 0
  606 12:06:28.397121  PCI: 00:14.2: enabled 1
  607 12:06:28.399863  
  608 12:06:28.400361  PCI: 00:15.0: enabled 1
  609 12:06:28.403328  PCI: 00:15.1: enabled 1
  610 12:06:28.406349  PCI: 00:15.2: enabled 0
  611 12:06:28.406950  PCI: 00:15.3: enabled 0
  612 12:06:28.410018  PCI: 00:16.0: enabled 1
  613 12:06:28.413018  PCI: 00:16.1: enabled 0
  614 12:06:28.416255  PCI: 00:16.2: enabled 0
  615 12:06:28.416759  PCI: 00:16.3: enabled 0
  616 12:06:28.419704  PCI: 00:16.4: enabled 0
  617 12:06:28.422937  PCI: 00:17.0: enabled 0
  618 12:06:28.426460  PCI: 00:19.0: enabled 1
  619 12:06:28.427004  PCI: 00:19.1: enabled 1
  620 12:06:28.429484  PCI: 00:19.2: enabled 0
  621 12:06:28.432911  PCI: 00:1c.0: enabled 1
  622 12:06:28.436125  PCI: 00:1c.1: enabled 0
  623 12:06:28.436623  PCI: 00:1c.2: enabled 0
  624 12:06:28.439451  PCI: 00:1c.3: enabled 0
  625 12:06:28.442925  PCI: 00:1c.4: enabled 0
  626 12:06:28.443393  PCI: 00:1c.5: enabled 0
  627 12:06:28.446003  PCI: 00:1c.6: enabled 0
  628 12:06:28.449324  PCI: 00:1c.7: enabled 0
  629 12:06:28.452813  PCI: 00:1d.0: enabled 0
  630 12:06:28.453239  PCI: 00:1d.1: enabled 0
  631 12:06:28.456208  PCI: 00:1d.2: enabled 0
  632 12:06:28.459476  PCI: 00:1d.3: enabled 0
  633 12:06:28.462340  PCI: 00:1e.0: enabled 1
  634 12:06:28.462776  PCI: 00:1e.1: enabled 0
  635 12:06:28.465840  PCI: 00:1e.2: enabled 1
  636 12:06:28.468994  PCI: 00:1e.3: enabled 0
  637 12:06:28.472627  PCI: 00:1e.4: enabled 1
  638 12:06:28.473064  PCI: 00:1e.5: enabled 0
  639 12:06:28.475616  PCI: 00:1e.6: enabled 1
  640 12:06:28.479201  PCI: 00:1f.0: enabled 1
  641 12:06:28.482281  PCI: 00:1f.1: enabled 1
  642 12:06:28.482717  PCI: 00:1f.2: enabled 1
  643 12:06:28.485791  PCI: 00:1f.3: enabled 1
  644 12:06:28.489100  PCI: 00:1f.4: enabled 1
  645 12:06:28.489711  PCI: 00:1f.5: enabled 1
  646 12:06:28.492139  PCI: 00:1f.6: enabled 0
  647 12:06:28.495535  USB0 port 0: enabled 1
  648 12:06:28.498940  I2C: 00:5c: enabled 1
  649 12:06:28.499381  I2C: 00:15: enabled 1
  650 12:06:28.502085  I2C: 00:39: enabled 1
  651 12:06:28.505558  I2C: 00:3a: enabled 1
  652 12:06:28.505996  I2C: 00:1a: enabled 1
  653 12:06:28.508764  PCI: 00:00.0: enabled 1
  654 12:06:28.512215  SPI: 00: enabled 1
  655 12:06:28.512655  PNP: 0c09.0: enabled 1
  656 12:06:28.515509  USB2 port 0: enabled 1
  657 12:06:28.518952  USB2 port 1: enabled 1
  658 12:06:28.519392  USB2 port 2: enabled 1
  659 12:06:28.522168  USB2 port 4: enabled 1
  660 12:06:28.524931  USB2 port 8: enabled 1
  661 12:06:28.525031  APIC: 01: enabled 1
  662 12:06:28.528356  APIC: 03: enabled 1
  663 12:06:28.531411  APIC: 02: enabled 1
  664 12:06:28.531496  Compare with tree...
  665 12:06:28.534889  Root Device: enabled 1
  666 12:06:28.538057   CPU_CLUSTER: 0: enabled 1
  667 12:06:28.541334    APIC: 00: enabled 1
  668 12:06:28.541418    APIC: 01: enabled 1
  669 12:06:28.544797    APIC: 03: enabled 1
  670 12:06:28.547864    APIC: 02: enabled 1
  671 12:06:28.547950   DOMAIN: 0000: enabled 1
  672 12:06:28.551139    PCI: 00:00.0: enabled 1
  673 12:06:28.554661    PCI: 00:02.0: enabled 1
  674 12:06:28.558018    PCI: 00:14.0: enabled 1
  675 12:06:28.561130     USB0 port 0: enabled 1
  676 12:06:28.561215      USB2 port 0: enabled 1
  677 12:06:28.564262      USB2 port 1: enabled 1
  678 12:06:28.567720      USB2 port 2: enabled 1
  679 12:06:28.570850      USB2 port 4: enabled 1
  680 12:06:28.574559      USB2 port 8: enabled 1
  681 12:06:28.577719    PCI: 00:14.1: enabled 0
  682 12:06:28.577826    PCI: 00:14.2: enabled 1
  683 12:06:28.580952    PCI: 00:15.0: enabled 1
  684 12:06:28.584171     I2C: 00:5c: enabled 1
  685 12:06:28.587575    PCI: 00:15.1: enabled 1
  686 12:06:28.587660     I2C: 00:15: enabled 1
  687 12:06:28.590997    PCI: 00:15.2: enabled 0
  688 12:06:28.594145    PCI: 00:15.3: enabled 0
  689 12:06:28.597381    PCI: 00:16.0: enabled 1
  690 12:06:28.600945    PCI: 00:16.1: enabled 0
  691 12:06:28.601031    PCI: 00:16.2: enabled 0
  692 12:06:28.604087    PCI: 00:16.3: enabled 0
  693 12:06:28.607273    PCI: 00:16.4: enabled 0
  694 12:06:28.610848    PCI: 00:17.0: enabled 0
  695 12:06:28.613996    PCI: 00:19.0: enabled 1
  696 12:06:28.614081    PCI: 00:19.1: enabled 1
  697 12:06:28.617176     I2C: 00:39: enabled 1
  698 12:06:28.620746     I2C: 00:3a: enabled 1
  699 12:06:28.623910     I2C: 00:1a: enabled 1
  700 12:06:28.623995    PCI: 00:19.2: enabled 0
  701 12:06:28.627313    PCI: 00:1c.0: enabled 1
  702 12:06:28.630360     PCI: 00:00.0: enabled 1
  703 12:06:28.633935    PCI: 00:1c.1: enabled 0
  704 12:06:28.637050    PCI: 00:1c.2: enabled 0
  705 12:06:28.637135    PCI: 00:1c.3: enabled 0
  706 12:06:28.640577    PCI: 00:1c.4: enabled 0
  707 12:06:28.643654    PCI: 00:1c.5: enabled 0
  708 12:06:28.647125    PCI: 00:1c.6: enabled 0
  709 12:06:28.650389    PCI: 00:1c.7: enabled 0
  710 12:06:28.650474    PCI: 00:1d.0: enabled 0
  711 12:06:28.653767    PCI: 00:1d.1: enabled 0
  712 12:06:28.656796    PCI: 00:1d.2: enabled 0
  713 12:06:28.660280    PCI: 00:1d.3: enabled 0
  714 12:06:28.663679    PCI: 00:1e.0: enabled 1
  715 12:06:28.663773    PCI: 00:1e.1: enabled 0
  716 12:06:28.666799    PCI: 00:1e.2: enabled 1
  717 12:06:28.670338     SPI: 00: enabled 1
  718 12:06:28.673416    PCI: 00:1e.3: enabled 0
  719 12:06:28.673496    PCI: 00:1e.4: enabled 1
  720 12:06:28.676902    PCI: 00:1e.5: enabled 0
  721 12:06:28.679960    PCI: 00:1e.6: enabled 1
  722 12:06:28.683304    PCI: 00:1f.0: enabled 1
  723 12:06:28.686593     PNP: 0c09.0: enabled 1
  724 12:06:28.686671    PCI: 00:1f.1: enabled 1
  725 12:06:28.690030    PCI: 00:1f.2: enabled 1
  726 12:06:28.693507    PCI: 00:1f.3: enabled 1
  727 12:06:28.696739    PCI: 00:1f.4: enabled 1
  728 12:06:28.699973    PCI: 00:1f.5: enabled 1
  729 12:06:28.700051    PCI: 00:1f.6: enabled 0
  730 12:06:28.703199  Root Device scanning...
  731 12:06:28.706735  root_dev_scan_bus for Root Device
  732 12:06:28.709824  CPU_CLUSTER: 0 enabled
  733 12:06:28.713113  DOMAIN: 0000 enabled
  734 12:06:28.713194  DOMAIN: 0000 scanning...
  735 12:06:28.716659  PCI: pci_scan_bus for bus 00
  736 12:06:28.719856  PCI: 00:00.0 [8086/0000] ops
  737 12:06:28.723081  PCI: 00:00.0 [8086/590c] enabled
  738 12:06:28.726422  PCI: 00:02.0 [8086/0000] ops
  739 12:06:28.729700  PCI: 00:02.0 [8086/591c] enabled
  740 12:06:28.733154  PCI: 00:04.0 [8086/1903] enabled
  741 12:06:28.736533  PCI: 00:08.0 [8086/1911] enabled
  742 12:06:28.739535  PCI: 00:14.0 [8086/0000] bus ops
  743 12:06:28.743097  PCI: 00:14.0 [8086/9d2f] enabled
  744 12:06:28.746182  PCI: 00:14.2 [8086/9d31] enabled
  745 12:06:28.749637  PCI: 00:15.0 [8086/0000] bus ops
  746 12:06:28.752927  PCI: 00:15.0 [8086/9d60] enabled
  747 12:06:28.756207  PCI: 00:15.1 [8086/0000] bus ops
  748 12:06:28.759585  PCI: 00:15.1 [8086/9d61] enabled
  749 12:06:28.762895  PCI: 00:16.0 [8086/0000] ops
  750 12:06:28.766169  PCI: 00:16.0 [8086/9d3a] enabled
  751 12:06:28.769571  PCI: 00:19.0 [8086/0000] ops
  752 12:06:28.772587  PCI: 00:19.0 [8086/9d66] enabled
  753 12:06:28.776105  PCI: 00:19.1 [8086/0000] bus ops
  754 12:06:28.779626  PCI: 00:19.1 [8086/9d65] enabled
  755 12:06:28.782890  PCI: 00:1c.0 [8086/0000] bus ops
  756 12:06:28.786141  PCI: 00:1c.0 [8086/9d10] enabled
  757 12:06:28.789510  PCI: 00:1e.0 [8086/0000] ops
  758 12:06:28.792902  PCI: 00:1e.0 [8086/9d27] enabled
  759 12:06:28.795983  PCI: 00:1e.2 [8086/0000] bus ops
  760 12:06:28.799454  PCI: 00:1e.2 [8086/9d29] enabled
  761 12:06:28.802556  PCI: 00:1e.4 [8086/9d2b] enabled
  762 12:06:28.806066  PCI: 00:1e.6 [8086/0000] ops
  763 12:06:28.809157  PCI: 00:1e.6 [8086/9d2d] enabled
  764 12:06:28.812641  PCI: 00:1f.0 [8086/0000] bus ops
  765 12:06:28.815718  PCI: 00:1f.0 [8086/9d4b] enabled
  766 12:06:28.819165  PCI: Static device PCI: 00:1f.1 not found, disabling it.
  767 12:06:28.822596  PCI: 00:1f.2 [8086/0000] bus ops
  768 12:06:28.825750  PCI: 00:1f.2 [8086/9d21] enabled
  769 12:06:28.829021  PCI: 00:1f.3 [8086/0000] bus ops
  770 12:06:28.832494  PCI: 00:1f.3 [8086/9d71] enabled
  771 12:06:28.835879  PCI: 00:1f.4 [8086/0000] bus ops
  772 12:06:28.839000  PCI: 00:1f.4 [8086/9d23] enabled
  773 12:06:28.842329  PCI: 00:1f.5 [8086/0000] bus ops
  774 12:06:28.845503  PCI: 00:1f.5 [8086/9d24] enabled
  775 12:06:28.849091  PCI: 00:14.0 scanning...
  776 12:06:28.852168  scan_usb_bus for PCI: 00:14.0
  777 12:06:28.855497  USB0 port 0 enabled
  778 12:06:28.855571  USB0 port 0 scanning...
  779 12:06:28.858854  scan_usb_bus for USB0 port 0
  780 12:06:28.862299  USB2 port 0 enabled
  781 12:06:28.865558  USB2 port 1 enabled
  782 12:06:28.865646  USB2 port 2 enabled
  783 12:06:28.868938  USB2 port 4 enabled
  784 12:06:28.869014  USB2 port 8 enabled
  785 12:06:28.872017  USB2 port 0 scanning...
  786 12:06:28.875535  scan_usb_bus for USB2 port 0
  787 12:06:28.878768  scan_usb_bus for USB2 port 0 done
  788 12:06:28.885502  scan_bus: scanning of bus USB2 port 0 took 8975 usecs
  789 12:06:28.885594  USB2 port 1 scanning...
  790 12:06:28.888485  
  791 12:06:28.888559  scan_usb_bus for USB2 port 1
  792 12:06:28.891799  scan_usb_bus for USB2 port 1 done
  793 12:06:28.898505  scan_bus: scanning of bus USB2 port 1 took 8972 usecs
  794 12:06:28.901762  USB2 port 2 scanning...
  795 12:06:28.905242  scan_usb_bus for USB2 port 2
  796 12:06:28.908564  scan_usb_bus for USB2 port 2 done
  797 12:06:28.911692  scan_bus: scanning of bus USB2 port 2 took 8969 usecs
  798 12:06:28.914921  USB2 port 4 scanning...
  799 12:06:28.918469  scan_usb_bus for USB2 port 4
  800 12:06:28.921574  scan_usb_bus for USB2 port 4 done
  801 12:06:28.928187  scan_bus: scanning of bus USB2 port 4 took 8973 usecs
  802 12:06:28.928273  USB2 port 8 scanning...
  803 12:06:28.931737  scan_usb_bus for USB2 port 8
  804 12:06:28.935021  scan_usb_bus for USB2 port 8 done
  805 12:06:28.941459  scan_bus: scanning of bus USB2 port 8 took 8973 usecs
  806 12:06:28.944780  scan_usb_bus for USB0 port 0 done
  807 12:06:28.951722  scan_bus: scanning of bus USB0 port 0 took 90961 usecs
  808 12:06:28.955094  scan_usb_bus for PCI: 00:14.0 done
  809 12:06:28.958180  scan_bus: scanning of bus PCI: 00:14.0 took 107749 usecs
  810 12:06:28.961577  PCI: 00:15.0 scanning...
  811 12:06:28.964674  scan_generic_bus for PCI: 00:15.0
  812 12:06:28.971238  bus: PCI: 00:15.0[0]->I2C: 01:5c enabled
  813 12:06:28.974810  scan_generic_bus for PCI: 00:15.0 done
  814 12:06:28.977795  scan_bus: scanning of bus PCI: 00:15.0 took 14149 usecs
  815 12:06:28.981278  PCI: 00:15.1 scanning...
  816 12:06:28.984400  scan_generic_bus for PCI: 00:15.1
  817 12:06:28.987740  bus: PCI: 00:15.1[0]->I2C: 02:15 enabled
  818 12:06:28.994632  scan_generic_bus for PCI: 00:15.1 done
  819 12:06:28.997681  scan_bus: scanning of bus PCI: 00:15.1 took 14156 usecs
  820 12:06:29.001167  PCI: 00:19.1 scanning...
  821 12:06:29.004345  scan_generic_bus for PCI: 00:19.1
  822 12:06:29.007555  bus: PCI: 00:19.1[0]->I2C: 03:39 enabled
  823 12:06:29.014453  bus: PCI: 00:19.1[0]->I2C: 03:3a enabled
  824 12:06:29.017537  bus: PCI: 00:19.1[0]->I2C: 03:1a enabled
  825 12:06:29.021065  scan_generic_bus for PCI: 00:19.1 done
  826 12:06:29.027768  scan_bus: scanning of bus PCI: 00:19.1 took 22370 usecs
  827 12:06:29.027859  PCI: 00:1c.0 scanning...
  828 12:06:29.030907  
  829 12:06:29.034153  do_pci_scan_bridge for PCI: 00:1c.0
  830 12:06:29.037313  PCI: pci_scan_bus for bus 01
  831 12:06:29.040544  PCI: 01:00.0 [8086/095a] enabled
  832 12:06:29.043928  Capability: type 0x01 @ 0xc8
  833 12:06:29.044011  Capability: type 0x05 @ 0xd0
  834 12:06:29.047265  Capability: type 0x10 @ 0x40
  835 12:06:29.050601  Capability: type 0x10 @ 0x40
  836 12:06:29.053668  Enabling Common Clock Configuration
  837 12:06:29.060233  L1 Sub-State supported from root port 28
  838 12:06:29.060311  L1 Sub-State Support = 0xf
  839 12:06:29.063612  CommonModeRestoreTime = 0x28
  840 12:06:29.070221  Power On Value = 0x1e, Power On Scale = 0x0
  841 12:06:29.070349  ASPM: Enabled L1
  842 12:06:29.073686  Capability: type 0x01 @ 0xc8
  843 12:06:29.076978  Capability: type 0x05 @ 0xd0
  844 12:06:29.080442  Capability: type 0x10 @ 0x40
  845 12:06:29.086677  scan_bus: scanning of bus PCI: 00:1c.0 took 53531 usecs
  846 12:06:29.086762  PCI: 00:1e.2 scanning...
  847 12:06:29.090105  scan_generic_bus for PCI: 00:1e.2
  848 12:06:29.096825  bus: PCI: 00:1e.2[0]->SPI: 00 enabled
  849 12:06:29.099978  scan_generic_bus for PCI: 00:1e.2 done
  850 12:06:29.103478  scan_bus: scanning of bus PCI: 00:1e.2 took 13863 usecs
  851 12:06:29.106578  PCI: 00:1f.0 scanning...
  852 12:06:29.110100  scan_lpc_bus for PCI: 00:1f.0
  853 12:06:29.113204  PNP: 0c09.0 enabled
  854 12:06:29.116733  scan_lpc_bus for PCI: 00:1f.0 done
  855 12:06:29.119864  scan_bus: scanning of bus PCI: 00:1f.0 took 11325 usecs
  856 12:06:29.123384  
  857 12:06:29.123470  PCI: 00:1f.2 scanning...
  858 12:06:29.126519  scan_lpc_bus for PCI: 00:1f.2
  859 12:06:29.130068  scan_lpc_bus for PCI: 00:1f.2 done
  860 12:06:29.136587  scan_bus: scanning of bus PCI: 00:1f.2 took 9256 usecs
  861 12:06:29.139916  PCI: 00:1f.3 scanning...
  862 12:06:29.143052  scan_bus: scanning of bus PCI: 00:1f.3 took 2718 usecs
  863 12:06:29.146487  PCI: 00:1f.4 scanning...
  864 12:06:29.149814  scan_generic_bus for PCI: 00:1f.4
  865 12:06:29.152968  scan_generic_bus for PCI: 00:1f.4 done
  866 12:06:29.159659  scan_bus: scanning of bus PCI: 00:1f.4 took 10048 usecs
  867 12:06:29.162966  PCI: 00:1f.5 scanning...
  868 12:06:29.166071  scan_generic_bus for PCI: 00:1f.5
  869 12:06:29.169595  scan_generic_bus for PCI: 00:1f.5 done
  870 12:06:29.176283  scan_bus: scanning of bus PCI: 00:1f.5 took 10038 usecs
  871 12:06:29.182836  scan_bus: scanning of bus DOMAIN: 0000 took 466047 usecs
  872 12:06:29.185957  root_dev_scan_bus for Root Device done
  873 12:06:29.189385  scan_bus: scanning of bus Root Device took 486158 usecs
  874 12:06:29.193025  done
  875 12:06:29.193155  Chrome EC: UHEPI supported
  876 12:06:29.199946  FMAP: area RECOVERY_MRC_CACHE found @ 9d0000 (65536 bytes)
  877 12:06:29.206589  MRC: Checking cached data update for 'RECOVERY_MRC_CACHE'.
  878 12:06:29.213223  SF: Detected FAST_SPI Hardware Sequencer with sector size 0x1000, total 0x1000000
  879 12:06:29.221286  FMAP: area UNIFIED_MRC_CACHE found @ 9d0000 (131072 bytes)
  880 12:06:29.224588  SPI flash protection: WPSW=0 SRP0=1
  881 12:06:29.231299  MRC: NOT enabling PRR for 'UNIFIED_MRC_CACHE'.
  882 12:06:29.237732  BS: BS_DEV_ENUMERATE times (us): entry 0 run 825930 exit 39263
  883 12:06:29.237816  found VGA at PCI: 00:02.0
  884 12:06:29.241300  Setting up VGA for PCI: 00:02.0
  885 12:06:29.247947  Setting PCI_BRIDGE_CTL_VGA for bridge DOMAIN: 0000
  886 12:06:29.251233  Setting PCI_BRIDGE_CTL_VGA for bridge Root Device
  887 12:06:29.254396  Allocating resources...
  888 12:06:29.257801  Reading resources...
  889 12:06:29.261002  Root Device read_resources bus 0 link: 0
  890 12:06:29.264365  CPU_CLUSTER: 0 read_resources bus 0 link: 0
  891 12:06:29.271174  CPU_CLUSTER: 0 read_resources bus 0 link: 0 done
  892 12:06:29.274137  DOMAIN: 0000 read_resources bus 0 link: 0
  893 12:06:29.281299  PCI: 00:14.0 read_resources bus 0 link: 0
  894 12:06:29.284643  USB0 port 0 read_resources bus 0 link: 0
  895 12:06:29.291198  USB0 port 0 read_resources bus 0 link: 0 done
  896 12:06:29.294660  PCI: 00:14.0 read_resources bus 0 link: 0 done
  897 12:06:29.301173  PCI: 00:15.0 read_resources bus 1 link: 0
  898 12:06:29.304550  PCI: 00:15.0 read_resources bus 1 link: 0 done
  899 12:06:29.307664  PCI: 00:15.1 read_resources bus 2 link: 0
  900 12:06:29.314643  PCI: 00:15.1 read_resources bus 2 link: 0 done
  901 12:06:29.317824  PCI: 00:19.1 read_resources bus 3 link: 0
  902 12:06:29.324929  PCI: 00:19.1 read_resources bus 3 link: 0 done
  903 12:06:29.328095  PCI: 00:1c.0 read_resources bus 1 link: 0
  904 12:06:29.334837  PCI: 00:1c.0 read_resources bus 1 link: 0 done
  905 12:06:29.337979  PCI: 00:1e.2 read_resources bus 4 link: 0
  906 12:06:29.344641  PCI: 00:1e.2 read_resources bus 4 link: 0 done
  907 12:06:29.347868  PCI: 00:1f.0 read_resources bus 0 link: 0
  908 12:06:29.354603  PCI: 00:1f.0 read_resources bus 0 link: 0 done
  909 12:06:29.357917  DOMAIN: 0000 read_resources bus 0 link: 0 done
  910 12:06:29.361149  
  911 12:06:29.364650  Root Device read_resources bus 0 link: 0 done
  912 12:06:29.367674  Done reading resources.
  913 12:06:29.371032  Show resources in subtree (Root Device)...After reading.
  914 12:06:29.377534   Root Device child on link 0 CPU_CLUSTER: 0
  915 12:06:29.380981    CPU_CLUSTER: 0 child on link 0 APIC: 00
  916 12:06:29.381065     APIC: 00
  917 12:06:29.384408     APIC: 01
  918 12:06:29.384508     APIC: 03
  919 12:06:29.384604     APIC: 02
  920 12:06:29.387843  
  921 12:06:29.391101    DOMAIN: 0000 child on link 0 PCI: 00:00.0
  922 12:06:29.400743    DOMAIN: 0000 resource base 0 size 0 align 0 gran 0 limit ffff flags 40040100 index 10000000
  923 12:06:29.410837    DOMAIN: 0000 resource base 0 size 0 align 0 gran 0 limit ffffffff flags 40040200 index 10000100
  924 12:06:29.410942     PCI: 00:00.0
  925 12:06:29.420628     PCI: 00:00.0 resource base e0000000 size 4000000 align 0 gran 0 limit 0 flags f0000200 index 0
  926 12:06:29.430755     PCI: 00:00.0 resource base fed10000 size 8000 align 0 gran 0 limit 0 flags f0000200 index 1
  927 12:06:29.440645     PCI: 00:00.0 resource base fed18000 size 1000 align 0 gran 0 limit 0 flags f0000200 index 2
  928 12:06:29.447392     PCI: 00:00.0 resource base fed19000 size 1000 align 0 gran 0 limit 0 flags f0000200 index 3
  929 12:06:29.457012     PCI: 00:00.0 resource base fed84000 size 1000 align 0 gran 0 limit 0 flags f0000200 index 4
  930 12:06:29.466944     PCI: 00:00.0 resource base fed80000 size 4000 align 0 gran 0 limit 0 flags f0000200 index 5
  931 12:06:29.477053     PCI: 00:00.0 resource base fed90000 size 1000 align 0 gran 0 limit 0 flags f0000200 index 6
  932 12:06:29.486789     PCI: 00:00.0 resource base fed91000 size 1000 align 0 gran 0 limit 0 flags f0000200 index 7
  933 12:06:29.493377     PCI: 00:00.0 resource base 0 size a0000 align 0 gran 0 limit 0 flags e0004200 index 8
  934 12:06:29.503131     PCI: 00:00.0 resource base c0000 size 7af40000 align 0 gran 0 limit 0 flags e0004200 index 9
  935 12:06:29.513169     PCI: 00:00.0 resource base 7b000000 size 800000 align 0 gran 0 limit 0 flags f0004200 index b
  936 12:06:29.523061     PCI: 00:00.0 resource base 7b800000 size 4800000 align 0 gran 0 limit 0 flags f0000200 index c
  937 12:06:29.533158     PCI: 00:00.0 resource base 100000000 size 7f000000 align 0 gran 0 limit 0 flags e0004200 index d
  938 12:06:29.542884     PCI: 00:00.0 resource base a0000 size 20000 align 0 gran 0 limit 0 flags f0000200 index e
  939 12:06:29.549574     PCI: 00:00.0 resource base c0000 size 40000 align 0 gran 0 limit 0 flags f0004200 index f
  940 12:06:29.552975     PCI: 00:02.0
  941 12:06:29.562909     PCI: 00:02.0 resource base 0 size 1000000 align 24 gran 24 limit ffffffffffffffff flags 201 index 10
  942 12:06:29.572898     PCI: 00:02.0 resource base 0 size 10000000 align 28 gran 28 limit ffffffffffffffff flags 1201 index 18
  943 12:06:29.582583     PCI: 00:02.0 resource base 0 size 40 align 6 gran 6 limit ffff flags 100 index 20
  944 12:06:29.582670     PCI: 00:04.0
  945 12:06:29.592762     PCI: 00:04.0 resource base 0 size 8000 align 15 gran 15 limit ffffffffffffffff flags 201 index 10
  946 12:06:29.595929     PCI: 00:08.0
  947 12:06:29.605970     PCI: 00:08.0 resource base 0 size 1000 align 12 gran 12 limit ffffffffffffffff flags 201 index 10
  948 12:06:29.609379     PCI: 00:14.0 child on link 0 USB0 port 0
  949 12:06:29.619195     PCI: 00:14.0 resource base 0 size 10000 align 16 gran 16 limit ffffffffffffffff flags 201 index 10
  950 12:06:29.622347      USB0 port 0 child on link 0 USB2 port 0
  951 12:06:29.625741       USB2 port 0
  952 12:06:29.625826       USB2 port 1
  953 12:06:29.629028       USB2 port 2
  954 12:06:29.629103       USB2 port 4
  955 12:06:29.632359  
  956 12:06:29.632445       USB2 port 8
  957 12:06:29.635605     PCI: 00:14.1
  958 12:06:29.635694     PCI: 00:14.2
  959 12:06:29.645734     PCI: 00:14.2 resource base 0 size 1000 align 12 gran 12 limit ffffffffffffffff flags 201 index 10
  960 12:06:29.649118     PCI: 00:15.0 child on link 0 I2C: 01:5c
  961 12:06:29.658836     PCI: 00:15.0 resource base 0 size 1000 align 12 gran 12 limit ffffffffffffffff flags 201 index 10
  962 12:06:29.661985      I2C: 01:5c
  963 12:06:29.665497     PCI: 00:15.1 child on link 0 I2C: 02:15
  964 12:06:29.675386     PCI: 00:15.1 resource base 0 size 1000 align 12 gran 12 limit ffffffffffffffff flags 201 index 10
  965 12:06:29.678584      I2C: 02:15
  966 12:06:29.678662     PCI: 00:15.2
  967 12:06:29.681897     PCI: 00:15.3
  968 12:06:29.681973     PCI: 00:16.0
  969 12:06:29.691949     PCI: 00:16.0 resource base 0 size 1000 align 12 gran 12 limit ffffffffffffffff flags 201 index 10
  970 12:06:29.695099     PCI: 00:16.1
  971 12:06:29.695176     PCI: 00:16.2
  972 12:06:29.698437     PCI: 00:16.3
  973 12:06:29.698511     PCI: 00:16.4
  974 12:06:29.701957     PCI: 00:17.0
  975 12:06:29.702027     PCI: 00:19.0
  976 12:06:29.711642     PCI: 00:19.0 resource base fe034000 size 1000 align 12 gran 12 limit ffffffffffffffff flags c0000200 index 10
  977 12:06:29.721874     PCI: 00:19.0 resource base 0 size 1000 align 12 gran 12 limit ffffffffffffffff flags 201 index 18
  978 12:06:29.728054     PCI: 00:19.1 child on link 0 I2C: 03:39
  979 12:06:29.738299     PCI: 00:19.1 resource base 0 size 1000 align 12 gran 12 limit ffffffffffffffff flags 201 index 10
  980 12:06:29.738377      I2C: 03:39
  981 12:06:29.741619      I2C: 03:3a
  982 12:06:29.741693      I2C: 03:1a
  983 12:06:29.744730     PCI: 00:19.2
  984 12:06:29.748403     PCI: 00:1c.0 child on link 0 PCI: 01:00.0
  985 12:06:29.758086     PCI: 00:1c.0 resource base 0 size 0 align 12 gran 12 limit ffff flags 80102 index 1c
  986 12:06:29.767888     PCI: 00:1c.0 resource base 0 size 0 align 20 gran 20 limit ffffffffffffffff flags 81202 index 24
  987 12:06:29.774728     PCI: 00:1c.0 resource base 0 size 0 align 20 gran 20 limit ffffffff flags 80202 index 20
  988 12:06:29.777949      PCI: 01:00.0
  989 12:06:29.787797      PCI: 01:00.0 resource base 0 size 2000 align 13 gran 13 limit ffffffffffffffff flags 201 index 10
  990 12:06:29.787884     PCI: 00:1c.1
  991 12:06:29.791265     PCI: 00:1c.2
  992 12:06:29.791343     PCI: 00:1c.3
  993 12:06:29.794302     PCI: 00:1c.4
  994 12:06:29.794379     PCI: 00:1c.5
  995 12:06:29.797735     PCI: 00:1c.6
  996 12:06:29.797813     PCI: 00:1c.7
  997 12:06:29.801175     PCI: 00:1d.0
  998 12:06:29.801250     PCI: 00:1d.1
  999 12:06:29.804488     PCI: 00:1d.2
 1000 12:06:29.804562     PCI: 00:1d.3
 1001 12:06:29.807857     PCI: 00:1e.0
 1002 12:06:29.817801     PCI: 00:1e.0 resource base 0 size 1000 align 12 gran 12 limit ffffffffffffffff flags 201 index 10
 1003 12:06:29.817885     PCI: 00:1e.1
 1004 12:06:29.824147     PCI: 00:1e.2 child on link 0 SPI: 00
 1005 12:06:29.833979     PCI: 00:1e.2 resource base 0 size 1000 align 12 gran 12 limit ffffffffffffffff flags 201 index 10
 1006 12:06:29.834056      SPI: 00
 1007 12:06:29.834120     PCI: 00:1e.3
 1008 12:06:29.837539     PCI: 00:1e.4
 1009 12:06:29.847368     PCI: 00:1e.4 resource base 0 size 1000 align 12 gran 12 limit ffffffffffffffff flags 201 index 10
 1010 12:06:29.847445     PCI: 00:1e.5
 1011 12:06:29.850510     PCI: 00:1e.6
 1012 12:06:29.860722     PCI: 00:1e.6 resource base 0 size 1000 align 12 gran 12 limit ffffffffffffffff flags 201 index 10
 1013 12:06:29.864075     PCI: 00:1f.0 child on link 0 PNP: 0c09.0
 1014 12:06:29.873652     PCI: 00:1f.0 resource base 0 size 1000 align 0 gran 0 limit 0 flags c0000100 index 0
 1015 12:06:29.873738      PNP: 0c09.0
 1016 12:06:29.883741      PNP: 0c09.0 resource base 800 size 1ff align 0 gran 0 limit 0 flags c0000100 index 0
 1017 12:06:29.887040     PCI: 00:1f.1
 1018 12:06:29.887122     PCI: 00:1f.2
 1019 12:06:29.896949     PCI: 00:1f.2 resource base 0 size 4000 align 14 gran 14 limit ffffffff flags 200 index 10
 1020 12:06:29.906912     PCI: 00:1f.2 resource base fe000000 size 10000 align 0 gran 0 limit 0 flags d0000200 index 48
 1021 12:06:29.913522     PCI: 00:1f.2 resource base 1800 size 100 align 0 gran 0 limit 0 flags c0000100 index 40
 1022 12:06:29.916606     PCI: 00:1f.3
 1023 12:06:29.926784     PCI: 00:1f.3 resource base 0 size 4000 align 14 gran 14 limit ffffffffffffffff flags 201 index 10
 1024 12:06:29.936541     PCI: 00:1f.3 resource base 0 size 10000 align 16 gran 16 limit ffffffffffffffff flags 201 index 20
 1025 12:06:29.936629     PCI: 00:1f.4
 1026 12:06:29.946534     PCI: 00:1f.4 resource base efa0 size 20 align 0 gran 0 limit efbf flags f0000100 index 20
 1027 12:06:29.956484     PCI: 00:1f.4 resource base 0 size 100 align 12 gran 8 limit ffffffffffffffff flags 201 index 10
 1028 12:06:29.959587     PCI: 00:1f.5
 1029 12:06:29.966191     PCI: 00:1f.5 resource base 0 size 1000 align 12 gran 12 limit ffffffff flags 200 index 10
 1030 12:06:29.969639     PCI: 00:1f.6
 1031 12:06:29.976173  DOMAIN: 0000 io: base: 0 size: 0 align: 0 gran: 0 limit: ffff
 1032 12:06:29.982890  PCI: 00:1c.0 io: base: 0 size: 0 align: 12 gran: 12 limit: ffff
 1033 12:06:29.989592  PCI: 00:1c.0 io: base: 0 size: 0 align: 12 gran: 12 limit: ffff done
 1034 12:06:29.992739  PCI: 00:02.0 20 *  [0x0 - 0x3f] io
 1035 12:06:29.999576  DOMAIN: 0000 io: base: 40 size: 40 align: 6 gran: 0 limit: ffff done
 1036 12:06:30.005968  DOMAIN: 0000 mem: base: 0 size: 0 align: 0 gran: 0 limit: ffffffff
 1037 12:06:30.012657  PCI: 00:1c.0 prefmem: base: 0 size: 0 align: 20 gran: 20 limit: ffffffffffffffff
 1038 12:06:30.064529  PCI: 00:1c.0 prefmem: base: 0 size: 0 align: 20 gran: 20 limit: ffffffffffffffff done
 1039 12:06:30.064820  PCI: 00:1c.0 mem: base: 0 size: 0 align: 20 gran: 20 limit: ffffffff
 1040 12:06:30.064943  PCI: 01:00.0 10 *  [0x0 - 0x1fff] mem
 1041 12:06:30.065235  PCI: 00:1c.0 mem: base: 2000 size: 100000 align: 20 gran: 20 limit: ffffffff done
 1042 12:06:30.065314  PCI: 00:02.0 18 *  [0x0 - 0xfffffff] prefmem
 1043 12:06:30.065378  PCI: 00:02.0 10 *  [0x10000000 - 0x10ffffff] mem
 1044 12:06:30.065637  PCI: 00:1c.0 20 *  [0x11000000 - 0x110fffff] mem
 1045 12:06:30.065885  PCI: 00:14.0 10 *  [0x11100000 - 0x1110ffff] mem
 1046 12:06:30.068687  PCI: 00:1f.3 20 *  [0x11110000 - 0x1111ffff] mem
 1047 12:06:30.068756  PCI: 00:04.0 10 *  [0x11120000 - 0x11127fff] mem
 1048 12:06:30.075127  PCI: 00:1f.2 10 *  [0x11128000 - 0x1112bfff] mem
 1049 12:06:30.078426  PCI: 00:1f.3 10 *  [0x1112c000 - 0x1112ffff] mem
 1050 12:06:30.085089  PCI: 00:08.0 10 *  [0x11130000 - 0x11130fff] mem
 1051 12:06:30.088611  PCI: 00:14.2 10 *  [0x11131000 - 0x11131fff] mem
 1052 12:06:30.095164  PCI: 00:15.0 10 *  [0x11132000 - 0x11132fff] mem
 1053 12:06:30.098159  PCI: 00:15.1 10 *  [0x11133000 - 0x11133fff] mem
 1054 12:06:30.104862  PCI: 00:16.0 10 *  [0x11134000 - 0x11134fff] mem
 1055 12:06:30.108112  PCI: 00:19.0 18 *  [0x11135000 - 0x11135fff] mem
 1056 12:06:30.111580  PCI: 00:19.1 10 *  [0x11136000 - 0x11136fff] mem
 1057 12:06:30.115014  
 1058 12:06:30.118198  PCI: 00:1e.0 10 *  [0x11137000 - 0x11137fff] mem
 1059 12:06:30.121675  PCI: 00:1e.2 10 *  [0x11138000 - 0x11138fff] mem
 1060 12:06:30.128180  PCI: 00:1e.4 10 *  [0x11139000 - 0x11139fff] mem
 1061 12:06:30.131319  PCI: 00:1e.6 10 *  [0x1113a000 - 0x1113afff] mem
 1062 12:06:30.138243  PCI: 00:1f.5 10 *  [0x1113b000 - 0x1113bfff] mem
 1063 12:06:30.141494  PCI: 00:1f.4 10 *  [0x1113c000 - 0x1113c0ff] mem
 1064 12:06:30.151325  DOMAIN: 0000 mem: base: 1113c100 size: 1113c100 align: 28 gran: 0 limit: ffffffff done
 1065 12:06:30.154721  avoid_fixed_resources: DOMAIN: 0000
 1066 12:06:30.161045  avoid_fixed_resources:@DOMAIN: 0000 10000000 limit 0000ffff
 1067 12:06:30.167799  avoid_fixed_resources:@DOMAIN: 0000 10000100 limit ffffffff
 1068 12:06:30.174619  constrain_resources: PCI: 00:00.0 00 base e0000000 limit e3ffffff mem (fixed)
 1069 12:06:30.181054  constrain_resources: PCI: 00:00.0 08 base 00000000 limit 0009ffff mem (fixed)
 1070 12:06:30.190957  constrain_resources: PCI: 00:00.0 09 base 000c0000 limit 7affffff mem (fixed)
 1071 12:06:30.197534  constrain_resources: PCI: 00:00.0 0b base 7b000000 limit 7b7fffff mem (fixed)
 1072 12:06:30.204225  constrain_resources: PCI: 00:00.0 0c base 7b800000 limit 7fffffff mem (fixed)
 1073 12:06:30.210705  constrain_resources: PCI: 00:1f.0 00 base 00000000 limit 00000fff io (fixed)
 1074 12:06:30.214076  
 1075 12:06:30.220611  constrain_resources: PCI: 00:1f.2 40 base 00001800 limit 000018ff io (fixed)
 1076 12:06:30.227146  constrain_resources: PCI: 00:1f.4 20 base 0000efa0 limit 0000efbf io (fixed)
 1077 12:06:30.233906  avoid_fixed_resources:@DOMAIN: 0000 10000000 base 00001900 limit 0000ef9f
 1078 12:06:30.240500  avoid_fixed_resources:@DOMAIN: 0000 10000100 base c0000000 limit dfffffff
 1079 12:06:30.243672  
 1080 12:06:30.243755  Setting resources...
 1081 12:06:30.250607  DOMAIN: 0000 io: base:1900 size:40 align:6 gran:0 limit:ef9f
 1082 12:06:30.253657  PCI: 00:02.0 20 *  [0x1c00 - 0x1c3f] io
 1083 12:06:30.260488  DOMAIN: 0000 io: next_base: 1c40 size: 40 align: 6 gran: 0 done
 1084 12:06:30.267065  PCI: 00:1c.0 io: base:ef9f size:0 align:12 gran:12 limit:ef9f
 1085 12:06:30.273608  PCI: 00:1c.0 io: next_base: ef9f size: 0 align: 12 gran: 12 done
 1086 12:06:30.280189  DOMAIN: 0000 mem: base:c0000000 size:1113c100 align:28 gran:0 limit:dfffffff
 1087 12:06:30.286600  PCI: 00:02.0 18 *  [0xc0000000 - 0xcfffffff] prefmem
 1088 12:06:30.289884  PCI: 00:02.0 10 *  [0xd0000000 - 0xd0ffffff] mem
 1089 12:06:30.296781  PCI: 00:1c.0 20 *  [0xd1000000 - 0xd10fffff] mem
 1090 12:06:30.299893  PCI: 00:14.0 10 *  [0xd1100000 - 0xd110ffff] mem
 1091 12:06:30.306681  PCI: 00:1f.3 20 *  [0xd1110000 - 0xd111ffff] mem
 1092 12:06:30.309875  PCI: 00:04.0 10 *  [0xd1120000 - 0xd1127fff] mem
 1093 12:06:30.316601  PCI: 00:1f.2 10 *  [0xd1128000 - 0xd112bfff] mem
 1094 12:06:30.319971  PCI: 00:1f.3 10 *  [0xd112c000 - 0xd112ffff] mem
 1095 12:06:30.326439  PCI: 00:08.0 10 *  [0xd1130000 - 0xd1130fff] mem
 1096 12:06:30.329882  PCI: 00:14.2 10 *  [0xd1131000 - 0xd1131fff] mem
 1097 12:06:30.333163  PCI: 00:15.0 10 *  [0xd1132000 - 0xd1132fff] mem
 1098 12:06:30.336270  
 1099 12:06:30.339764  PCI: 00:15.1 10 *  [0xd1133000 - 0xd1133fff] mem
 1100 12:06:30.343107  PCI: 00:16.0 10 *  [0xd1134000 - 0xd1134fff] mem
 1101 12:06:30.349514  PCI: 00:19.0 18 *  [0xd1135000 - 0xd1135fff] mem
 1102 12:06:30.352716  PCI: 00:19.1 10 *  [0xd1136000 - 0xd1136fff] mem
 1103 12:06:30.359353  PCI: 00:1e.0 10 *  [0xd1137000 - 0xd1137fff] mem
 1104 12:06:30.362975  PCI: 00:1e.2 10 *  [0xd1138000 - 0xd1138fff] mem
 1105 12:06:30.369361  PCI: 00:1e.4 10 *  [0xd1139000 - 0xd1139fff] mem
 1106 12:06:30.372750  PCI: 00:1e.6 10 *  [0xd113a000 - 0xd113afff] mem
 1107 12:06:30.379563  PCI: 00:1f.5 10 *  [0xd113b000 - 0xd113bfff] mem
 1108 12:06:30.382653  PCI: 00:1f.4 10 *  [0xd113c000 - 0xd113c0ff] mem
 1109 12:06:30.389272  DOMAIN: 0000 mem: next_base: d113c100 size: 1113c100 align: 28 gran: 0 done
 1110 12:06:30.399088  PCI: 00:1c.0 prefmem: base:dfffffff size:0 align:20 gran:20 limit:dfffffff
 1111 12:06:30.405788  PCI: 00:1c.0 prefmem: next_base: dfffffff size: 0 align: 20 gran: 20 done
 1112 12:06:30.412392  PCI: 00:1c.0 mem: base:d1000000 size:100000 align:20 gran:20 limit:d10fffff
 1113 12:06:30.419089  PCI: 01:00.0 10 *  [0xd1000000 - 0xd1001fff] mem
 1114 12:06:30.425471  PCI: 00:1c.0 mem: next_base: d1002000 size: 100000 align: 20 gran: 20 done
 1115 12:06:30.428921  Root Device assign_resources, bus 0 link: 0
 1116 12:06:30.435531  DOMAIN: 0000 assign_resources, bus 0 link: 0
 1117 12:06:30.442259  PCI: 00:02.0 10 <- [0x00d0000000 - 0x00d0ffffff] size 0x01000000 gran 0x18 mem64
 1118 12:06:30.452122  PCI: 00:02.0 18 <- [0x00c0000000 - 0x00cfffffff] size 0x10000000 gran 0x1c prefmem64
 1119 12:06:30.458477  PCI: 00:02.0 20 <- [0x0000001c00 - 0x0000001c3f] size 0x00000040 gran 0x06 io
 1120 12:06:30.465390  PCI: 00:04.0 10 <- [0x00d1120000 - 0x00d1127fff] size 0x00008000 gran 0x0f mem64
 1121 12:06:30.475205  PCI: 00:08.0 10 <- [0x00d1130000 - 0x00d1130fff] size 0x00001000 gran 0x0c mem64
 1122 12:06:30.482033  PCI: 00:14.0 10 <- [0x00d1100000 - 0x00d110ffff] size 0x00010000 gran 0x10 mem64
 1123 12:06:30.488548  PCI: 00:14.0 assign_resources, bus 0 link: 0
 1124 12:06:30.491859  PCI: 00:14.0 assign_resources, bus 0 link: 0
 1125 12:06:30.501509  PCI: 00:14.2 10 <- [0x00d1131000 - 0x00d1131fff] size 0x00001000 gran 0x0c mem64
 1126 12:06:30.508175  PCI: 00:15.0 10 <- [0x00d1132000 - 0x00d1132fff] size 0x00001000 gran 0x0c mem64
 1127 12:06:30.511520  PCI: 00:15.0 assign_resources, bus 1 link: 0
 1128 12:06:30.518023  PCI: 00:15.0 assign_resources, bus 1 link: 0
 1129 12:06:30.524710  PCI: 00:15.1 10 <- [0x00d1133000 - 0x00d1133fff] size 0x00001000 gran 0x0c mem64
 1130 12:06:30.531620  PCI: 00:15.1 assign_resources, bus 2 link: 0
 1131 12:06:30.534754  PCI: 00:15.1 assign_resources, bus 2 link: 0
 1132 12:06:30.541431  PCI: 00:16.0 10 <- [0x00d1134000 - 0x00d1134fff] size 0x00001000 gran 0x0c mem64
 1133 12:06:30.544550  
 1134 12:06:30.551151  PCI: 00:19.0 18 <- [0x00d1135000 - 0x00d1135fff] size 0x00001000 gran 0x0c mem64
 1135 12:06:30.557886  PCI: 00:19.1 10 <- [0x00d1136000 - 0x00d1136fff] size 0x00001000 gran 0x0c mem64
 1136 12:06:30.564244  PCI: 00:19.1 assign_resources, bus 3 link: 0
 1137 12:06:30.567831  PCI: 00:19.1 assign_resources, bus 3 link: 0
 1138 12:06:30.577796  PCI: 00:1c.0 1c <- [0x000000ef9f - 0x000000ef9e] size 0x00000000 gran 0x0c bus 01 io
 1139 12:06:30.584329  PCI: 00:1c.0 24 <- [0x00dfffffff - 0x00dffffffe] size 0x00000000 gran 0x14 bus 01 prefmem
 1140 12:06:30.594130  PCI: 00:1c.0 20 <- [0x00d1000000 - 0x00d10fffff] size 0x00100000 gran 0x14 bus 01 mem
 1141 12:06:30.597525  PCI: 00:1c.0 assign_resources, bus 1 link: 0
 1142 12:06:30.607512  PCI: 01:00.0 10 <- [0x00d1000000 - 0x00d1001fff] size 0x00002000 gran 0x0d mem64
 1143 12:06:30.610753  PCI: 00:1c.0 assign_resources, bus 1 link: 0
 1144 12:06:30.620552  PCI: 00:1e.0 10 <- [0x00d1137000 - 0x00d1137fff] size 0x00001000 gran 0x0c mem64
 1145 12:06:30.627249  PCI: 00:1e.2 10 <- [0x00d1138000 - 0x00d1138fff] size 0x00001000 gran 0x0c mem64
 1146 12:06:30.633705  PCI: 00:1e.2 assign_resources, bus 4 link: 0
 1147 12:06:30.637209  PCI: 00:1e.2 assign_resources, bus 4 link: 0
 1148 12:06:30.644011  PCI: 00:1e.4 10 <- [0x00d1139000 - 0x00d1139fff] size 0x00001000 gran 0x0c mem64
 1149 12:06:30.646946  
 1150 12:06:30.653742  PCI: 00:1e.6 10 <- [0x00d113a000 - 0x00d113afff] size 0x00001000 gran 0x0c mem64
 1151 12:06:30.656975  PCI: 00:1f.0 assign_resources, bus 0 link: 0
 1152 12:06:30.663536  PCI: 00:1f.0 assign_resources, bus 0 link: 0
 1153 12:06:30.666876  LPC: Trying to open IO window from 800 size 1ff
 1154 12:06:30.676877  PCI: 00:1f.2 10 <- [0x00d1128000 - 0x00d112bfff] size 0x00004000 gran 0x0e mem
 1155 12:06:30.683584  PCI: 00:1f.3 10 <- [0x00d112c000 - 0x00d112ffff] size 0x00004000 gran 0x0e mem64
 1156 12:06:30.693322  PCI: 00:1f.3 20 <- [0x00d1110000 - 0x00d111ffff] size 0x00010000 gran 0x10 mem64
 1157 12:06:30.699726  PCI: 00:1f.4 10 <- [0x00d113c000 - 0x00d113c0ff] size 0x00000100 gran 0x08 mem64
 1158 12:06:30.706341  PCI: 00:1f.5 10 <- [0x00d113b000 - 0x00d113bfff] size 0x00001000 gran 0x0c mem
 1159 12:06:30.713253  DOMAIN: 0000 assign_resources, bus 0 link: 0
 1160 12:06:30.716480  Root Device assign_resources, bus 0 link: 0
 1161 12:06:30.719648  Done setting resources.
 1162 12:06:30.726456  Show resources in subtree (Root Device)...After assigning values.
 1163 12:06:30.729535   Root Device child on link 0 CPU_CLUSTER: 0
 1164 12:06:30.732932    CPU_CLUSTER: 0 child on link 0 APIC: 00
 1165 12:06:30.736449  
 1166 12:06:30.736533     APIC: 00
 1167 12:06:30.736600     APIC: 01
 1168 12:06:30.739762     APIC: 03
 1169 12:06:30.739846     APIC: 02
 1170 12:06:30.743002    DOMAIN: 0000 child on link 0 PCI: 00:00.0
 1171 12:06:30.752714    DOMAIN: 0000 resource base 1900 size 40 align 6 gran 0 limit ef9f flags 40040100 index 10000000
 1172 12:06:30.766190    DOMAIN: 0000 resource base c0000000 size 1113c100 align 28 gran 0 limit dfffffff flags 40040200 index 10000100
 1173 12:06:30.766311     PCI: 00:00.0
 1174 12:06:30.776040     PCI: 00:00.0 resource base e0000000 size 4000000 align 0 gran 0 limit 0 flags f0000200 index 0
 1175 12:06:30.786090     PCI: 00:00.0 resource base fed10000 size 8000 align 0 gran 0 limit 0 flags f0000200 index 1
 1176 12:06:30.795692     PCI: 00:00.0 resource base fed18000 size 1000 align 0 gran 0 limit 0 flags f0000200 index 2
 1177 12:06:30.802326     PCI: 00:00.0 resource base fed19000 size 1000 align 0 gran 0 limit 0 flags f0000200 index 3
 1178 12:06:30.805637  
 1179 12:06:30.812280     PCI: 00:00.0 resource base fed84000 size 1000 align 0 gran 0 limit 0 flags f0000200 index 4
 1180 12:06:30.822524     PCI: 00:00.0 resource base fed80000 size 4000 align 0 gran 0 limit 0 flags f0000200 index 5
 1181 12:06:30.832265     PCI: 00:00.0 resource base fed90000 size 1000 align 0 gran 0 limit 0 flags f0000200 index 6
 1182 12:06:30.841937     PCI: 00:00.0 resource base fed91000 size 1000 align 0 gran 0 limit 0 flags f0000200 index 7
 1183 12:06:30.848543     PCI: 00:00.0 resource base 0 size a0000 align 0 gran 0 limit 0 flags e0004200 index 8
 1184 12:06:30.858599     PCI: 00:00.0 resource base c0000 size 7af40000 align 0 gran 0 limit 0 flags e0004200 index 9
 1185 12:06:30.868568     PCI: 00:00.0 resource base 7b000000 size 800000 align 0 gran 0 limit 0 flags f0004200 index b
 1186 12:06:30.878505     PCI: 00:00.0 resource base 7b800000 size 4800000 align 0 gran 0 limit 0 flags f0000200 index c
 1187 12:06:30.888240     PCI: 00:00.0 resource base 100000000 size 7f000000 align 0 gran 0 limit 0 flags e0004200 index d
 1188 12:06:30.898314     PCI: 00:00.0 resource base a0000 size 20000 align 0 gran 0 limit 0 flags f0000200 index e
 1189 12:06:30.908331     PCI: 00:00.0 resource base c0000 size 40000 align 0 gran 0 limit 0 flags f0004200 index f
 1190 12:06:30.908417     PCI: 00:02.0
 1191 12:06:30.918084     PCI: 00:02.0 resource base d0000000 size 1000000 align 24 gran 24 limit d0ffffff flags 60000201 index 10
 1192 12:06:30.931346     PCI: 00:02.0 resource base c0000000 size 10000000 align 28 gran 28 limit cfffffff flags 60001201 index 18
 1193 12:06:30.938099     PCI: 00:02.0 resource base 1c00 size 40 align 6 gran 6 limit 1c3f flags 60000100 index 20
 1194 12:06:30.941188     PCI: 00:04.0
 1195 12:06:30.951086     PCI: 00:04.0 resource base d1120000 size 8000 align 15 gran 15 limit d1127fff flags 60000201 index 10
 1196 12:06:30.951171     PCI: 00:08.0
 1197 12:06:30.964261     PCI: 00:08.0 resource base d1130000 size 1000 align 12 gran 12 limit d1130fff flags 60000201 index 10
 1198 12:06:30.967701     PCI: 00:14.0 child on link 0 USB0 port 0
 1199 12:06:30.977695     PCI: 00:14.0 resource base d1100000 size 10000 align 16 gran 16 limit d110ffff flags 60000201 index 10
 1200 12:06:30.980853      USB0 port 0 child on link 0 USB2 port 0
 1201 12:06:30.984358       USB2 port 0
 1202 12:06:30.984436       USB2 port 1
 1203 12:06:30.987567       USB2 port 2
 1204 12:06:30.987652       USB2 port 4
 1205 12:06:30.990948       USB2 port 8
 1206 12:06:30.991020     PCI: 00:14.1
 1207 12:06:30.994001     PCI: 00:14.2
 1208 12:06:31.003857     PCI: 00:14.2 resource base d1131000 size 1000 align 12 gran 12 limit d1131fff flags 60000201 index 10
 1209 12:06:31.007679     PCI: 00:15.0 child on link 0 I2C: 01:5c
 1210 12:06:31.017369     PCI: 00:15.0 resource base d1132000 size 1000 align 12 gran 12 limit d1132fff flags 60000201 index 10
 1211 12:06:31.020695  
 1212 12:06:31.020780      I2C: 01:5c
 1213 12:06:31.024008     PCI: 00:15.1 child on link 0 I2C: 02:15
 1214 12:06:31.033774     PCI: 00:15.1 resource base d1133000 size 1000 align 12 gran 12 limit d1133fff flags 60000201 index 10
 1215 12:06:31.037084      I2C: 02:15
 1216 12:06:31.037174     PCI: 00:15.2
 1217 12:06:31.040544     PCI: 00:15.3
 1218 12:06:31.040621     PCI: 00:16.0
 1219 12:06:31.050471     PCI: 00:16.0 resource base d1134000 size 1000 align 12 gran 12 limit d1134fff flags 60000201 index 10
 1220 12:06:31.053614     PCI: 00:16.1
 1221 12:06:31.053692     PCI: 00:16.2
 1222 12:06:31.056958     PCI: 00:16.3
 1223 12:06:31.057045     PCI: 00:16.4
 1224 12:06:31.060352     PCI: 00:17.0
 1225 12:06:31.060427     PCI: 00:19.0
 1226 12:06:31.073536     PCI: 00:19.0 resource base fe034000 size 1000 align 12 gran 12 limit ffffffffffffffff flags c0000200 index 10
 1227 12:06:31.083210     PCI: 00:19.0 resource base d1135000 size 1000 align 12 gran 12 limit d1135fff flags 60000201 index 18
 1228 12:06:31.086720     PCI: 00:19.1 child on link 0 I2C: 03:39
 1229 12:06:31.096622     PCI: 00:19.1 resource base d1136000 size 1000 align 12 gran 12 limit d1136fff flags 60000201 index 10
 1230 12:06:31.099812      I2C: 03:39
 1231 12:06:31.099893      I2C: 03:3a
 1232 12:06:31.103379      I2C: 03:1a
 1233 12:06:31.103460     PCI: 00:19.2
 1234 12:06:31.109969     PCI: 00:1c.0 child on link 0 PCI: 01:00.0
 1235 12:06:31.116519     PCI: 00:1c.0 resource base ef9f size 0 align 12 gran 12 limit ef9f flags 60080102 index 1c
 1236 12:06:31.126332     PCI: 00:1c.0 resource base dfffffff size 0 align 20 gran 20 limit dfffffff flags 60081202 index 24
 1237 12:06:31.139616     PCI: 00:1c.0 resource base d1000000 size 100000 align 20 gran 20 limit d10fffff flags 60080202 index 20
 1238 12:06:31.139706      PCI: 01:00.0
 1239 12:06:31.149329      PCI: 01:00.0 resource base d1000000 size 2000 align 13 gran 13 limit d1001fff flags 60000201 index 10
 1240 12:06:31.152915     PCI: 00:1c.1
 1241 12:06:31.152994     PCI: 00:1c.2
 1242 12:06:31.156206     PCI: 00:1c.3
 1243 12:06:31.156286     PCI: 00:1c.4
 1244 12:06:31.159591     PCI: 00:1c.5
 1245 12:06:31.159673     PCI: 00:1c.6
 1246 12:06:31.162696     PCI: 00:1c.7
 1247 12:06:31.162776     PCI: 00:1d.0
 1248 12:06:31.166230     PCI: 00:1d.1
 1249 12:06:31.166311     PCI: 00:1d.2
 1250 12:06:31.169472     PCI: 00:1d.3
 1251 12:06:31.169551     PCI: 00:1e.0
 1252 12:06:31.179358     PCI: 00:1e.0 resource base d1137000 size 1000 align 12 gran 12 limit d1137fff flags 60000201 index 10
 1253 12:06:31.182533     PCI: 00:1e.1
 1254 12:06:31.186090     PCI: 00:1e.2 child on link 0 SPI: 00
 1255 12:06:31.195909     PCI: 00:1e.2 resource base d1138000 size 1000 align 12 gran 12 limit d1138fff flags 60000201 index 10
 1256 12:06:31.199001      SPI: 00
 1257 12:06:31.199079     PCI: 00:1e.3
 1258 12:06:31.202466     PCI: 00:1e.4
 1259 12:06:31.212319     PCI: 00:1e.4 resource base d1139000 size 1000 align 12 gran 12 limit d1139fff flags 60000201 index 10
 1260 12:06:31.212399     PCI: 00:1e.5
 1261 12:06:31.215598     PCI: 00:1e.6
 1262 12:06:31.225506     PCI: 00:1e.6 resource base d113a000 size 1000 align 12 gran 12 limit d113afff flags 60000201 index 10
 1263 12:06:31.228855     PCI: 00:1f.0 child on link 0 PNP: 0c09.0
 1264 12:06:31.238963     PCI: 00:1f.0 resource base 0 size 1000 align 0 gran 0 limit 0 flags c0000100 index 0
 1265 12:06:31.239046      PNP: 0c09.0
 1266 12:06:31.248970      PNP: 0c09.0 resource base 800 size 1ff align 0 gran 0 limit 0 flags c0000100 index 0
 1267 12:06:31.249056     PCI: 00:1f.1
 1268 12:06:31.252098     PCI: 00:1f.2
 1269 12:06:31.262030     PCI: 00:1f.2 resource base d1128000 size 4000 align 14 gran 14 limit d112bfff flags 60000200 index 10
 1270 12:06:31.272137     PCI: 00:1f.2 resource base fe000000 size 10000 align 0 gran 0 limit 0 flags d0000200 index 48
 1271 12:06:31.281912     PCI: 00:1f.2 resource base 1800 size 100 align 0 gran 0 limit 0 flags c0000100 index 40
 1272 12:06:31.282010     PCI: 00:1f.3
 1273 12:06:31.291747     PCI: 00:1f.3 resource base d112c000 size 4000 align 14 gran 14 limit d112ffff flags 60000201 index 10
 1274 12:06:31.301601     PCI: 00:1f.3 resource base d1110000 size 10000 align 16 gran 16 limit d111ffff flags 60000201 index 20
 1275 12:06:31.304802     PCI: 00:1f.4
 1276 12:06:31.314792     PCI: 00:1f.4 resource base efa0 size 20 align 0 gran 0 limit efbf flags f0000100 index 20
 1277 12:06:31.324765     PCI: 00:1f.4 resource base d113c000 size 100 align 12 gran 8 limit d113c0ff flags 60000201 index 10
 1278 12:06:31.324849     PCI: 00:1f.5
 1279 12:06:31.334657     PCI: 00:1f.5 resource base d113b000 size 1000 align 12 gran 12 limit d113bfff flags 60000200 index 10
 1280 12:06:31.337857     PCI: 00:1f.6
 1281 12:06:31.341131  Done allocating resources.
 1282 12:06:31.347617  BS: BS_DEV_RESOURCES times (us): entry 0 run 2114141 exit 31
 1283 12:06:31.347704  Enabling resources...
 1284 12:06:31.354409  PCI: 00:00.0 subsystem <- 8086/590c
 1285 12:06:31.354494  PCI: 00:00.0 cmd <- 06
 1286 12:06:31.357836  PCI: 00:02.0 subsystem <- 8086/591c
 1287 12:06:31.361015  PCI: 00:02.0 cmd <- 03
 1288 12:06:31.364457  PCI: 00:04.0 cmd <- 02
 1289 12:06:31.367567  PCI: 00:08.0 cmd <- 06
 1290 12:06:31.370865  PCI: 00:14.0 subsystem <- 8086/9d2f
 1291 12:06:31.370949  PCI: 00:14.0 cmd <- 02
 1292 12:06:31.374208  
 1293 12:06:31.377456  PCI: 00:14.2 subsystem <- 8086/9d31
 1294 12:06:31.377540  PCI: 00:14.2 cmd <- 02
 1295 12:06:31.380847  PCI: 00:15.0 subsystem <- 8086/9d60
 1296 12:06:31.383963  
 1297 12:06:31.384047  PCI: 00:15.0 cmd <- 06
 1298 12:06:31.387502  PCI: 00:15.1 subsystem <- 8086/9d61
 1299 12:06:31.390563  PCI: 00:15.1 cmd <- 06
 1300 12:06:31.394108  PCI: 00:16.0 subsystem <- 8086/9d3a
 1301 12:06:31.397561  PCI: 00:16.0 cmd <- 02
 1302 12:06:31.400737  PCI: 00:19.0 subsystem <- 8086/9d66
 1303 12:06:31.403810  PCI: 00:19.0 cmd <- 06
 1304 12:06:31.407128  PCI: 00:19.1 subsystem <- 8086/9d65
 1305 12:06:31.410208  PCI: 00:19.1 cmd <- 06
 1306 12:06:31.413682  PCI: 00:1c.0 bridge ctrl <- 0003
 1307 12:06:31.416997  PCI: 00:1c.0 subsystem <- 8086/9d10
 1308 12:06:31.417075  PCI: 00:1c.0 cmd <- 06
 1309 12:06:31.420370  
 1310 12:06:31.423403  PCI: 00:1e.0 subsystem <- 8086/9d27
 1311 12:06:31.423480  PCI: 00:1e.0 cmd <- 06
 1312 12:06:31.427037  PCI: 00:1e.2 subsystem <- 8086/9d29
 1313 12:06:31.430074  
 1314 12:06:31.430181  PCI: 00:1e.2 cmd <- 06
 1315 12:06:31.433515  PCI: 00:1e.4 subsystem <- 8086/9d2b
 1316 12:06:31.436813  PCI: 00:1e.4 cmd <- 06
 1317 12:06:31.440169  PCI: 00:1e.6 subsystem <- 8086/9d2d
 1318 12:06:31.443459  PCI: 00:1e.6 cmd <- 06
 1319 12:06:31.446660  PCI: 00:1f.0 subsystem <- 8086/9d4b
 1320 12:06:31.449930  PCI: 00:1f.0 cmd <- 407
 1321 12:06:31.453173  PCI: 00:1f.2 subsystem <- 8086/9d21
 1322 12:06:31.456680  PCI: 00:1f.2 cmd <- 02
 1323 12:06:31.459927  PCI: 00:1f.3 subsystem <- 8086/9d71
 1324 12:06:31.463055  PCI: 00:1f.3 cmd <- 02
 1325 12:06:31.466484  PCI: 00:1f.4 subsystem <- 8086/9d23
 1326 12:06:31.466562  PCI: 00:1f.4 cmd <- 03
 1327 12:06:31.472701  PCI: 00:1f.5 subsystem <- 8086/9d24
 1328 12:06:31.472773  PCI: 00:1f.5 cmd <- 406
 1329 12:06:31.481935  PCI: 01:00.0 subsystem <- 8086/095a
 1330 12:06:31.482013  PCI: 01:00.0 cmd <- 02
 1331 12:06:31.486106  done.
 1332 12:06:31.505073  ME: Version : 11.8.50.3470
 1333 12:06:31.511786  BS: BS_DEV_ENABLE times (us): entry 231 run 139340 exit 21006
 1334 12:06:31.515181  Initializing devices...
 1335 12:06:31.518292  Root Device init ...
 1336 12:06:31.521958  Chrome EC: Set SMI mask to 0x0000000000000001
 1337 12:06:31.529225  Chrome EC: Set S5 LAZY WAKE mask to 0x0000000000000006
 1338 12:06:31.535745  Chrome EC: Set S3 LAZY WAKE mask to 0x0000000010001006
 1339 12:06:31.538845  Chrome EC: Set S0iX LAZY WAKE mask to 0x0000000010001006
 1340 12:06:31.545381  Chrome EC: Set WAKE mask to 0x0000000000000000
 1341 12:06:31.548742  Root Device init finished in 30852 usecs
 1342 12:06:31.552210  CPU_CLUSTER: 0 init ...
 1343 12:06:31.555475  CPU_CLUSTER: 0 init finished in 2444 usecs
 1344 12:06:31.559827  PCI: 00:00.0 init ...
 1345 12:06:31.562947  CPU TDP: 5 Watts
 1346 12:06:31.566164  CPU PL2 = 18 Watts
 1347 12:06:31.569583  PCI: 00:00.0 init finished in 6983 usecs
 1348 12:06:31.572728  PCI: 00:02.0 init ...
 1349 12:06:31.575979  PCI: 00:02.0 init finished in 2249 usecs
 1350 12:06:31.579381  PCI: 00:04.0 init ...
 1351 12:06:31.582513  PCI: 00:04.0 init finished in 2249 usecs
 1352 12:06:31.585653  PCI: 00:08.0 init ...
 1353 12:06:31.589224  PCI: 00:08.0 init finished in 2250 usecs
 1354 12:06:31.592260  PCI: 00:14.0 init ...
 1355 12:06:31.595825  PCI: 00:14.0 init finished in 2248 usecs
 1356 12:06:31.598846  PCI: 00:14.2 init ...
 1357 12:06:31.602202  PCI: 00:14.2 init finished in 2239 usecs
 1358 12:06:31.605309  PCI: 00:15.0 init ...
 1359 12:06:31.608824  DW I2C bus 0 at 0xd1132000 (400 KHz)
 1360 12:06:31.612006  PCI: 00:15.0 init finished in 5968 usecs
 1361 12:06:31.615372  PCI: 00:15.1 init ...
 1362 12:06:31.618685  DW I2C bus 1 at 0xd1133000 (400 KHz)
 1363 12:06:31.622092  PCI: 00:15.1 init finished in 5968 usecs
 1364 12:06:31.625448  PCI: 00:16.0 init ...
 1365 12:06:31.628683  PCI: 00:16.0 init finished in 2249 usecs
 1366 12:06:31.632842  PCI: 00:19.1 init ...
 1367 12:06:31.636305  DW I2C bus 5 at 0xd1136000 (400 KHz)
 1368 12:06:31.639385  PCI: 00:19.1 init finished in 5967 usecs
 1369 12:06:31.642874  
 1370 12:06:31.642964  PCI: 00:1c.0 init ...
 1371 12:06:31.645940  Initializing PCH PCIe bridge.
 1372 12:06:31.649286  PCI: 00:1c.0 init finished in 5288 usecs
 1373 12:06:31.652519  
 1374 12:06:31.656692  PCI: 00:1e.4 init ...
 1375 12:06:31.659750  PCI: 00:1e.4 init finished in 2248 usecs
 1376 12:06:31.663568  PCI: 00:1f.0 init ...
 1377 12:06:31.666661  IOAPIC: Initializing IOAPIC at 0xfec00000
 1378 12:06:31.673319  IOAPIC: Bootstrap Processor Local APIC = 0x00
 1379 12:06:31.673396  IOAPIC: ID = 0x02
 1380 12:06:31.676521  IOAPIC: Dumping registers
 1381 12:06:31.679840    reg 0x0000: 0x02000000
 1382 12:06:31.683265    reg 0x0001: 0x00770020
 1383 12:06:31.683338    reg 0x0002: 0x00000000
 1384 12:06:31.689948  PCI: 00:1f.0 init finished in 23496 usecs
 1385 12:06:31.693461  PCI: 00:1f.2 init ...
 1386 12:06:31.693563  RTC Init
 1387 12:06:31.696525  Set power on after power failure.
 1388 12:06:31.700156  Disabling ACPI via APMC:
 1389 12:06:31.704288  done.
 1390 12:06:31.704367  Disabling Deep S3
 1391 12:06:31.707829  Disabling Deep S3
 1392 12:06:31.707906  Enabling Deep S4
 1393 12:06:31.711196  Enabling Deep S4
 1394 12:06:31.711278  Enabling Deep S5
 1395 12:06:31.714572  Enabling Deep S5
 1396 12:06:31.717621  PCI: 00:1f.2 init finished in 23857 usecs
 1397 12:06:31.721038  PCI: 00:1f.4 init ...
 1398 12:06:31.724104  PCI: 00:1f.4 init finished in 2252 usecs
 1399 12:06:31.729082  PCI: 01:00.0 init ...
 1400 12:06:31.732548  PCI: 01:00.0 init finished in 2392 usecs
 1401 12:06:31.736589  PNP: 0c09.0 init ...
 1402 12:06:31.743340  Google Chrome EC: Hello got back 11223344 status (0)
 1403 12:06:31.746498  Google Chrome EC: version:
 1404 12:06:31.749863      ro: rammus_v2.0.387-f0df0fe2e
 1405 12:06:31.753361      rw: rammus_v2.0.425-6e0dd622e
 1406 12:06:31.756709    running image: 1
 1407 12:06:31.760267  EC returned error result code 1
 1408 12:06:31.763476  PNP: 0c09.0 init finished in 24668 usecs
 1409 12:06:31.766786  Devices initialized
 1410 12:06:31.766866  Show all devs... After init.
 1411 12:06:31.770013  Root Device: enabled 1
 1412 12:06:31.773384  CPU_CLUSTER: 0: enabled 1
 1413 12:06:31.776591  DOMAIN: 0000: enabled 1
 1414 12:06:31.776680  APIC: 00: enabled 1
 1415 12:06:31.780026  PCI: 00:00.0: enabled 1
 1416 12:06:31.783197  PCI: 00:02.0: enabled 1
 1417 12:06:31.786642  PCI: 00:14.0: enabled 1
 1418 12:06:31.786723  PCI: 00:14.1: enabled 0
 1419 12:06:31.789775  PCI: 00:14.2: enabled 1
 1420 12:06:31.793295  PCI: 00:15.0: enabled 1
 1421 12:06:31.793366  PCI: 00:15.1: enabled 1
 1422 12:06:31.796490  PCI: 00:15.2: enabled 0
 1423 12:06:31.799866  PCI: 00:15.3: enabled 0
 1424 12:06:31.803276  PCI: 00:16.0: enabled 1
 1425 12:06:31.803357  PCI: 00:16.1: enabled 0
 1426 12:06:31.806544  PCI: 00:16.2: enabled 0
 1427 12:06:31.809569  PCI: 00:16.3: enabled 0
 1428 12:06:31.813015  PCI: 00:16.4: enabled 0
 1429 12:06:31.813096  PCI: 00:17.0: enabled 0
 1430 12:06:31.816098  PCI: 00:19.0: enabled 1
 1431 12:06:31.819686  PCI: 00:19.1: enabled 1
 1432 12:06:31.823061  PCI: 00:19.2: enabled 0
 1433 12:06:31.823138  PCI: 00:1c.0: enabled 1
 1434 12:06:31.826045  PCI: 00:1c.1: enabled 0
 1435 12:06:31.829409  PCI: 00:1c.2: enabled 0
 1436 12:06:31.829486  PCI: 00:1c.3: enabled 0
 1437 12:06:31.832723  
 1438 12:06:31.832800  PCI: 00:1c.4: enabled 0
 1439 12:06:31.836219  PCI: 00:1c.5: enabled 0
 1440 12:06:31.839224  PCI: 00:1c.6: enabled 0
 1441 12:06:31.839296  PCI: 00:1c.7: enabled 0
 1442 12:06:31.842809  PCI: 00:1d.0: enabled 0
 1443 12:06:31.846032  PCI: 00:1d.1: enabled 0
 1444 12:06:31.849403  PCI: 00:1d.2: enabled 0
 1445 12:06:31.849500  PCI: 00:1d.3: enabled 0
 1446 12:06:31.852555  PCI: 00:1e.0: enabled 1
 1447 12:06:31.855975  PCI: 00:1e.1: enabled 0
 1448 12:06:31.859269  PCI: 00:1e.2: enabled 1
 1449 12:06:31.859350  PCI: 00:1e.3: enabled 0
 1450 12:06:31.862682  PCI: 00:1e.4: enabled 1
 1451 12:06:31.865879  PCI: 00:1e.5: enabled 0
 1452 12:06:31.869400  PCI: 00:1e.6: enabled 1
 1453 12:06:31.869512  PCI: 00:1f.0: enabled 1
 1454 12:06:31.872584  PCI: 00:1f.1: enabled 0
 1455 12:06:31.875893  PCI: 00:1f.2: enabled 1
 1456 12:06:31.875976  PCI: 00:1f.3: enabled 1
 1457 12:06:31.879302  PCI: 00:1f.4: enabled 1
 1458 12:06:31.882498  PCI: 00:1f.5: enabled 1
 1459 12:06:31.885841  PCI: 00:1f.6: enabled 0
 1460 12:06:31.885940  USB0 port 0: enabled 1
 1461 12:06:31.888981  I2C: 01:5c: enabled 1
 1462 12:06:31.892340  I2C: 02:15: enabled 1
 1463 12:06:31.892441  I2C: 03:39: enabled 1
 1464 12:06:31.895490  I2C: 03:3a: enabled 1
 1465 12:06:31.899053  I2C: 03:1a: enabled 1
 1466 12:06:31.899138  PCI: 01:00.0: enabled 1
 1467 12:06:31.902354  
 1468 12:06:31.902439  SPI: 00: enabled 1
 1469 12:06:31.905649  PNP: 0c09.0: enabled 1
 1470 12:06:31.905733  USB2 port 0: enabled 1
 1471 12:06:31.908970  
 1472 12:06:31.909054  USB2 port 1: enabled 1
 1473 12:06:31.912218  USB2 port 2: enabled 1
 1474 12:06:31.915600  USB2 port 4: enabled 1
 1475 12:06:31.915698  USB2 port 8: enabled 1
 1476 12:06:31.918880  APIC: 01: enabled 1
 1477 12:06:31.922098  APIC: 03: enabled 1
 1478 12:06:31.922182  APIC: 02: enabled 1
 1479 12:06:31.925330  PCI: 00:04.0: enabled 1
 1480 12:06:31.928422  PCI: 00:08.0: enabled 1
 1481 12:06:31.932035  FMAP: area RW_ELOG found @ 9f0000 (16384 bytes)
 1482 12:06:31.935075  ELOG: NV offset 0x9f0000 size 0x4000
 1483 12:06:31.938691  
 1484 12:06:31.944992  ELOG: area is 4096 bytes, full threshold 3842, shrink size 1024
 1485 12:06:31.951504  ELOG: Event(17) added with size 13 at 2023-01-04 12:06:32 UTC
 1486 12:06:31.955012  POST: Unexpected post code in previous boot: 0x34
 1487 12:06:31.961324  ELOG: Event(A3) added with size 11 at 2023-01-04 12:06:32 UTC
 1488 12:06:31.968085  ELOG: Event(A6) added with size 13 at 2023-01-04 12:06:32 UTC
 1489 12:06:31.974647  ELOG: Event(92) added with size 9 at 2023-01-04 12:06:32 UTC
 1490 12:06:31.981200  ELOG: Event(9A) added with size 9 at 2023-01-04 12:06:32 UTC
 1491 12:06:31.987878  ELOG: Event(AD) added with size 10 at 2023-01-04 12:06:32 UTC
 1492 12:06:31.994378  ELOG: Event(9F) added with size 14 at 2023-01-04 12:06:32 UTC
 1493 12:06:32.001023  BS: BS_DEV_INIT times (us): entry 0 run 417325 exit 66323
 1494 12:06:32.007736  ELOG: Event(A1) added with size 10 at 2023-01-04 12:06:32 UTC
 1495 12:06:32.014273  elog_add_boot_reason: Logged recovery mode boot (Dev-switch on), reason: 0x1b
 1496 12:06:32.020537  ELOG: Event(A0) added with size 9 at 2023-01-04 12:06:32 UTC
 1497 12:06:32.024227  elog_add_boot_reason: Logged dev mode boot
 1498 12:06:32.027261  Finalize devices...
 1499 12:06:32.027338  Devices finalized
 1500 12:06:32.033906  FMAP: area RW_NVRAM found @ 9fa000 (24576 bytes)
 1501 12:06:32.037180  Erasing flash addr 9fa000 + 4 KiB
 1502 12:06:32.090760  Erasing flash addr 9fb000 + 4 KiB
 1503 12:06:32.093854  
 1504 12:06:32.146833  Erasing flash addr 9fc000 + 4 KiB
 1505 12:06:32.149985  
 1506 12:06:32.204587  Erasing flash addr 9fd000 + 4 KiB
 1507 12:06:32.208036  
 1508 12:06:32.258741  Erasing flash addr 9fe000 + 4 KiB
 1509 12:06:32.262117  
 1510 12:06:32.313956  Erasing flash addr 9ff000 + 4 KiB
 1511 12:06:32.316920  
 1512 12:06:32.372756  nvram is cleared
 1513 12:06:32.379445  BS: BS_POST_DEVICE times (us): entry 25550 run 3959 exit 289411
 1514 12:06:32.385837  BS: BS_OS_RESUME_CHECK times (us): entry 0 run 55 exit 0
 1515 12:06:32.392686  CBFS: 'Master Header Locator' located CBFS at [d00000:ffffc0)
 1516 12:06:32.395801  CBFS: Locating 'fallback/dsdt.aml'
 1517 12:06:32.399356  CBFS: Found @ offset 19af40 size 4691
 1518 12:06:32.405636  CBFS: 'Master Header Locator' located CBFS at [d00000:ffffc0)
 1519 12:06:32.409068  CBFS: Locating 'fallback/slic'
 1520 12:06:32.412237  CBFS: 'fallback/slic' not found.
 1521 12:06:32.419028  ACPI: Writing ACPI tables at 7aa9a000.
 1522 12:06:32.419108  ACPI:    * FACS
 1523 12:06:32.422228  ACPI:    * DSDT
 1524 12:06:32.425374  Ramoops buffer: 0x100000@0x7a999000.
 1525 12:06:32.428672  SGX: not enabled or not supported. skip gnvs fill
 1526 12:06:32.433658  ACPI:    * FADT
 1527 12:06:32.433755  SCI is IRQ9
 1528 12:06:32.436879  ACPI: added table 1/32, length now 40
 1529 12:06:32.440286  
 1530 12:06:32.440371  ACPI:     * SSDT
 1531 12:06:32.443791  Found 1 CPU(s) with 4 core(s) each.
 1532 12:06:32.450388  \_SB.PCI0.I2C0.H05C: SISC Touchscreen at I2C: 01:5c
 1533 12:06:32.453792  \_SB.PCI0.I2C1.D015: ELAN Touchpad at I2C: 02:15
 1534 12:06:32.459973  \_SB.PCI0.I2C5.MAXR: Maxim MAX98927 Codec address 039h
 1535 12:06:32.463415  \_SB.PCI0.I2C5.MAXL: Maxim MAX98927 Codec address 03ah
 1536 12:06:32.473386  \_SB.PCI0.I2C5.DLG7: Dialog Semiconductor DA7219 Audio Codec address 01ah irq 105
 1537 12:06:32.476581  Error: Could not locate 'wifi_sar' in VPD.
 1538 12:06:32.479985  Error: failed from getting SAR limits!
 1539 12:06:32.486499  \_SB.PCI0.RP01.WIFI: Intel WiFi PCI: 01:00.0
 1540 12:06:32.489991  \_SB.PCI0.SPI0.S001: SPI Device at SPI: 00
 1541 12:06:32.496573  \_SB.PCI0.XHCI.RHUB.HS01: USB Type C Port 1 at USB2 port 0
 1542 12:06:32.503023  \_SB.PCI0.XHCI.RHUB.HS02: USB Type A Port 1 at USB2 port 1
 1543 12:06:32.506469  \_SB.PCI0.XHCI.RHUB.HS03: Bluetooth at USB2 port 2
 1544 12:06:32.512980  \_SB.PCI0.XHCI.RHUB.HS05: USB Type C Port 2 at USB2 port 4
 1545 12:06:32.516265  \_SB.PCI0.XHCI.RHUB.HS09: Camera at USB2 port 8
 1546 12:06:32.519353  ACPI: added table 2/32, length now 44
 1547 12:06:32.522828  
 1548 12:06:32.522913  ACPI:    * MCFG
 1549 12:06:32.525987  ACPI: added table 3/32, length now 48
 1550 12:06:32.529338  ACPI:    * TPM2
 1551 12:06:32.532625  ACPI: added table 4/32, length now 52
 1552 12:06:32.532714  ACPI:    * MADT
 1553 12:06:32.535952  SCI is IRQ9
 1554 12:06:32.539369  ACPI: added table 5/32, length now 56
 1555 12:06:32.539447  current = 7aa9fa60
 1556 12:06:32.545901  CBFS: 'Master Header Locator' located CBFS at [d00000:ffffc0)
 1557 12:06:32.549267  CBFS: Locating 'dmic-4ch-48khz-16b.bin'
 1558 12:06:32.555757  CBFS: Found @ offset 167000 size ba8
 1559 12:06:32.562356  CBFS: 'Master Header Locator' located CBFS at [d00000:ffffc0)
 1560 12:06:32.565634  CBFS: Locating 'dmic-4ch-48khz-32b.bin'
 1561 12:06:32.569000  CBFS: Found @ offset 19f640 size ba8
 1562 12:06:32.575412  CBFS: 'Master Header Locator' located CBFS at [d00000:ffffc0)
 1563 12:06:32.578559  CBFS: Locating 'dialog-2ch-48khz-24b.bin'
 1564 12:06:32.581929  CBFS: Found @ offset 167cc0 size 64
 1565 12:06:32.588649  CBFS: 'Master Header Locator' located CBFS at [d00000:ffffc0)
 1566 12:06:32.591748  CBFS: Locating 'dialog-2ch-48khz-24b.bin'
 1567 12:06:32.595163  CBFS: Found @ offset 167cc0 size 64
 1568 12:06:32.602003  CBFS: 'Master Header Locator' located CBFS at [d00000:ffffc0)
 1569 12:06:32.608193  CBFS: Locating 'max98927-render-2ch-48khz-24b.bin'
 1570 12:06:32.611810  CBFS: Found @ offset 167c00 size 64
 1571 12:06:32.618480  CBFS: 'Master Header Locator' located CBFS at [d00000:ffffc0)
 1572 12:06:32.621667  CBFS: Locating 'max98927-render-2ch-48khz-16b.bin'
 1573 12:06:32.624716  CBFS: Found @ offset 103f00 size 64
 1574 12:06:32.631274  CBFS: 'Master Header Locator' located CBFS at [d00000:ffffc0)
 1575 12:06:32.637925  CBFS: Locating 'max98927-render-2ch-48khz-16b.bin'
 1576 12:06:32.641222  CBFS: Found @ offset 103f00 size 64
 1577 12:06:32.641308  ACPI:    * NHLT
 1578 12:06:32.647880  ACPI: added table 6/32, length now 60
 1579 12:06:32.647958  ACPI:    * DMAR
 1580 12:06:32.651197  ACPI: added table 7/32, length now 64
 1581 12:06:32.654204  ACPI: * IGD OpRegion
 1582 12:06:32.657805  GMA: Found VBT in CBFS
 1583 12:06:32.660959  GMA: Found valid VBT in CBFS
 1584 12:06:32.661034  current = 7aaa3610
 1585 12:06:32.664389  ACPI: added table 8/32, length now 68
 1586 12:06:32.667728  ACPI:    * HPET
 1587 12:06:32.671112  ACPI: added table 9/32, length now 72
 1588 12:06:32.671192  ACPI: done.
 1589 12:06:32.674004  ACPI tables: 38592 bytes.
 1590 12:06:32.677699  smbios_write_tables: 7a998000
 1591 12:06:32.681112  Create SMBIOS type 17
 1592 12:06:32.684268  PCI: 01:00.0 (Intel WiFi)
 1593 12:06:32.684355  SMBIOS tables: 662 bytes.
 1594 12:06:32.690928  Writing table forward entry at 0x00000500
 1595 12:06:32.694097  Wrote coreboot table at: 00000500, 0x10 bytes, checksum a532
 1596 12:06:32.697556  
 1597 12:06:32.700683  Writing coreboot table at 0x7aabe000
 1598 12:06:32.704174   0. 0000000000000000-0000000000000fff: CONFIGURATION TABLES
 1599 12:06:32.710555   1. 0000000000001000-000000000009ffff: RAM
 1600 12:06:32.714098   2. 00000000000a0000-00000000000fffff: RESERVED
 1601 12:06:32.717311   3. 0000000000100000-000000007a997fff: RAM
 1602 12:06:32.723954   4. 000000007a998000-000000007ab05fff: CONFIGURATION TABLES
 1603 12:06:32.730541   5. 000000007ab06000-000000007abcffff: RAMSTAGE
 1604 12:06:32.736840   6. 000000007abd0000-000000007affffff: CONFIGURATION TABLES
 1605 12:06:32.740234   7. 000000007b000000-000000007fffffff: RESERVED
 1606 12:06:32.743572   8. 00000000e0000000-00000000e3ffffff: RESERVED
 1607 12:06:32.750017   9. 00000000fe000000-00000000fe00ffff: RESERVED
 1608 12:06:32.753405  10. 00000000fed10000-00000000fed19fff: RESERVED
 1609 12:06:32.760048  11. 00000000fed80000-00000000fed84fff: RESERVED
 1610 12:06:32.763208  12. 00000000fed90000-00000000fed91fff: RESERVED
 1611 12:06:32.766597  13. 0000000100000000-000000017effffff: RAM
 1612 12:06:32.769975  
 1613 12:06:32.773390  Graphics framebuffer located at 0xc0000000
 1614 12:06:32.776434  Passing 6 GPIOs to payload:
 1615 12:06:32.779877              NAME |       PORT | POLARITY |     VALUE
 1616 12:06:32.786578     write protect |  undefined |     high |       low
 1617 12:06:32.793164          recovery |  undefined |     high |       low
 1618 12:06:32.796197               lid |  undefined |     high |      high
 1619 12:06:32.803013             power |  undefined |     high |       low
 1620 12:06:32.806125             oprom |  undefined |     high |       low
 1621 12:06:32.813270          EC in RW | 0x00000036 |     high |       low
 1622 12:06:32.813342  Board ID: 6
 1623 12:06:32.819750  CBFS: 'Master Header Locator' located CBFS at [d00000:ffffc0)
 1624 12:06:32.826406  Wrote coreboot table at: 7aabe000, 0x5a4 bytes, checksum bc71
 1625 12:06:32.829600  coreboot table: 1468 bytes.
 1626 12:06:32.833088  IMD ROOT    0. 7afff000 00001000
 1627 12:06:32.836420  IMD SMALL   1. 7affe000 00001000
 1628 12:06:32.839732  FSP MEMORY  2. 7abfe000 00400000
 1629 12:06:32.842784  CONSOLE     3. 7abde000 00020000
 1630 12:06:32.846133  TIME STAMP  4. 7abdd000 00000910
 1631 12:06:32.849490  VBOOT       5. 7abdc000 00000c0c
 1632 12:06:32.852744  MRC DATA    6. 7abda000 00001878
 1633 12:06:32.855932  ROMSTG STCK 7. 7abd9000 00000400
 1634 12:06:32.859642  AFTER CAR   8. 7abd0000 00009000
 1635 12:06:32.862682  RAMSTAGE    9. 7ab05000 000cb000
 1636 12:06:32.866072  REFCODE    10. 7aad6000 0002f000
 1637 12:06:32.869528  SMM BACKUP 11. 7aac6000 00010000
 1638 12:06:32.872501  COREBOOT   12. 7aabe000 00008000
 1639 12:06:32.875798  ACPI       13. 7aa9a000 00024000
 1640 12:06:32.878851  ACPI GNVS  14. 7aa99000 00001000
 1641 12:06:32.882455  RAMOOPS    15. 7a999000 00100000
 1642 12:06:32.885851  SMBIOS     16. 7a998000 00000800
 1643 12:06:32.888985  IMD small region:
 1644 12:06:32.892480    IMD ROOT    0. 7affec00 00000400
 1645 12:06:32.895673    FSP RUNTIME 1. 7affebe0 00000004
 1646 12:06:32.899165    VBOOT SEL   2. 7affebc0 00000008
 1647 12:06:32.902330    EC HOSTEVENT 3. 7affeba0 00000008
 1648 12:06:32.905409    POWER STATE 4. 7affeb60 00000040
 1649 12:06:32.908904    ROMSTAGE    5. 7affeb40 00000004
 1650 12:06:32.912378    MEM INFO    6. 7affe980 000001a9
 1651 12:06:32.915547    VPD         7. 7affe920 00000047
 1652 12:06:32.918983    COREBOOTFWD 8. 7affe8e0 00000028
 1653 12:06:32.922066  MTRR: Physical address space:
 1654 12:06:32.928894  0x0000000000000000 - 0x00000000000a0000 size 0x000a0000 type 6
 1655 12:06:32.935428  0x00000000000a0000 - 0x00000000000c0000 size 0x00020000 type 0
 1656 12:06:32.941812  0x00000000000c0000 - 0x000000007b800000 size 0x7b740000 type 6
 1657 12:06:32.948611  0x000000007b800000 - 0x00000000c0000000 size 0x44800000 type 0
 1658 12:06:32.954901  0x00000000c0000000 - 0x00000000d0000000 size 0x10000000 type 1
 1659 12:06:32.958168  0x00000000d0000000 - 0x0000000100000000 size 0x30000000 type 0
 1660 12:06:32.961713  
 1661 12:06:32.964869  0x0000000100000000 - 0x000000017f000000 size 0x7f000000 type 6
 1662 12:06:32.971621  MTRR: Fixed MSR 0x250 0x0606060606060606
 1663 12:06:32.974834  MTRR: Fixed MSR 0x258 0x0606060606060606
 1664 12:06:32.977985  MTRR: Fixed MSR 0x259 0x0000000000000000
 1665 12:06:32.981292  MTRR: Fixed MSR 0x268 0x0606060606060606
 1666 12:06:32.987757  MTRR: Fixed MSR 0x269 0x0606060606060606
 1667 12:06:32.991382  MTRR: Fixed MSR 0x26a 0x0606060606060606
 1668 12:06:32.994533  MTRR: Fixed MSR 0x26b 0x0606060606060606
 1669 12:06:32.997732  MTRR: Fixed MSR 0x26c 0x0606060606060606
 1670 12:06:33.004546  MTRR: Fixed MSR 0x26d 0x0606060606060606
 1671 12:06:33.007642  MTRR: Fixed MSR 0x26e 0x0606060606060606
 1672 12:06:33.011095  MTRR: Fixed MSR 0x26f 0x0606060606060606
 1673 12:06:33.014619  call enable_fixed_mtrr()
 1674 12:06:33.017844  CPU physical address size: 39 bits
 1675 12:06:33.024459  MTRR: default type WB/UC MTRR counts: 6/5.
 1676 12:06:33.027679  MTRR: UC selected as default type.
 1677 12:06:33.034288  MTRR: 0 base 0x0000000000000000 mask 0x0000007f80000000 type 6
 1678 12:06:33.037568  MTRR: 1 base 0x000000007b800000 mask 0x0000007fff800000 type 0
 1679 12:06:33.044320  MTRR: 2 base 0x000000007c000000 mask 0x0000007ffc000000 type 0
 1680 12:06:33.050773  MTRR: 3 base 0x00000000c0000000 mask 0x0000007ff0000000 type 1
 1681 12:06:33.057223  MTRR: 4 base 0x0000000100000000 mask 0x0000007f80000000 type 6
 1682 12:06:33.061091  
 1683 12:06:33.061175  MTRR check
 1684 12:06:33.064273  Fixed MTRRs   : Enabled
 1685 12:06:33.064358  Variable MTRRs: Enabled
 1686 12:06:33.064424  
 1687 12:06:33.070871  MTRR: Fixed MSR 0x250 0x0606060606060606
 1688 12:06:33.074251  MTRR: Fixed MSR 0x258 0x0606060606060606
 1689 12:06:33.077402  MTRR: Fixed MSR 0x259 0x0000000000000000
 1690 12:06:33.080753  MTRR: Fixed MSR 0x268 0x0606060606060606
 1691 12:06:33.087410  MTRR: Fixed MSR 0x269 0x0606060606060606
 1692 12:06:33.090625  MTRR: Fixed MSR 0x26a 0x0606060606060606
 1693 12:06:33.094109  MTRR: Fixed MSR 0x26b 0x0606060606060606
 1694 12:06:33.097378  MTRR: Fixed MSR 0x26c 0x0606060606060606
 1695 12:06:33.103886  MTRR: Fixed MSR 0x26d 0x0606060606060606
 1696 12:06:33.107223  MTRR: Fixed MSR 0x26e 0x0606060606060606
 1697 12:06:33.110327  MTRR: Fixed MSR 0x26f 0x0606060606060606
 1698 12:06:33.117688  BS: BS_WRITE_TABLES times (us): entry 0 run 537497 exit 146851
 1699 12:06:33.120812  call enable_fixed_mtrr()
 1700 12:06:33.127534  CBFS: 'Master Header Locator' located CBFS at [d00000:ffffc0)
 1701 12:06:33.131009  CPU physical address size: 39 bits
 1702 12:06:33.134083  CBFS: Locating 'fallback/payload'
 1703 12:06:33.137272  MTRR: Fixed MSR 0x250 0x0606060606060606
 1704 12:06:33.140826  MTRR: Fixed MSR 0x250 0x0606060606060606
 1705 12:06:33.147124  MTRR: Fixed MSR 0x258 0x0606060606060606
 1706 12:06:33.150687  MTRR: Fixed MSR 0x259 0x0000000000000000
 1707 12:06:33.153955  MTRR: Fixed MSR 0x268 0x0606060606060606
 1708 12:06:33.157356  MTRR: Fixed MSR 0x269 0x0606060606060606
 1709 12:06:33.163627  MTRR: Fixed MSR 0x26a 0x0606060606060606
 1710 12:06:33.167030  MTRR: Fixed MSR 0x26b 0x0606060606060606
 1711 12:06:33.170318  MTRR: Fixed MSR 0x26c 0x0606060606060606
 1712 12:06:33.173758  MTRR: Fixed MSR 0x26d 0x0606060606060606
 1713 12:06:33.180155  MTRR: Fixed MSR 0x26e 0x0606060606060606
 1714 12:06:33.183538  MTRR: Fixed MSR 0x26f 0x0606060606060606
 1715 12:06:33.186921  MTRR: Fixed MSR 0x258 0x0606060606060606
 1716 12:06:33.189975  call enable_fixed_mtrr()
 1717 12:06:33.193457  MTRR: Fixed MSR 0x259 0x0000000000000000
 1718 12:06:33.196773  MTRR: Fixed MSR 0x268 0x0606060606060606
 1719 12:06:33.203480  MTRR: Fixed MSR 0x269 0x0606060606060606
 1720 12:06:33.206530  MTRR: Fixed MSR 0x26a 0x0606060606060606
 1721 12:06:33.209774  MTRR: Fixed MSR 0x26b 0x0606060606060606
 1722 12:06:33.213330  MTRR: Fixed MSR 0x26c 0x0606060606060606
 1723 12:06:33.219974  MTRR: Fixed MSR 0x26d 0x0606060606060606
 1724 12:06:33.222993  MTRR: Fixed MSR 0x26e 0x0606060606060606
 1725 12:06:33.226153  MTRR: Fixed MSR 0x26f 0x0606060606060606
 1726 12:06:33.230171  CPU physical address size: 39 bits
 1727 12:06:33.233343  call enable_fixed_mtrr()
 1728 12:06:33.236686  CBFS: Found @ offset 223040 size 360b4
 1729 12:06:33.239952  CPU physical address size: 39 bits
 1730 12:06:33.243327  
 1731 12:06:33.246755  Checking segment from ROM address 0xfff23078
 1732 12:06:33.249783  Checking segment from ROM address 0xfff23094
 1733 12:06:33.256298  Loading segment from ROM address 0xfff23078
 1734 12:06:33.256388    code (compression=0)
 1735 12:06:33.266333    New segment dstaddr 0x30104020 memsize 0x64d8b0 srcaddr 0xfff230b0 filesize 0x3607c
 1736 12:06:33.272865  Loading Segment: addr: 0x30104020 memsz: 0x000000000064d8b0 filesz: 0x000000000003607c
 1737 12:06:33.275817  it's not compressed!
 1738 12:06:33.363128  [ 0x30104020, 3013a09c, 0x307518d0) <- fff230b0
 1739 12:06:33.369586  Clearing Segment: addr: 0x000000003013a09c memsz: 0x0000000000617834
 1740 12:06:33.376251  Loading segment from ROM address 0xfff23094
 1741 12:06:33.376336    Entry Point 0x30104020
 1742 12:06:33.379288  Loaded segments
 1743 12:06:33.404948  Finalizing chipset.
 1744 12:06:33.411667  ME: Host Firmware Status Register 1 : 0x90000245
 1745 12:06:33.414851  ME: Host Firmware Status Register 2 : 0x6B000306
 1746 12:06:33.418097  ME: Host Firmware Status Register 3 : 0x00000020
 1747 12:06:33.421332  
 1748 12:06:33.424775  ME: Host Firmware Status Register 4 : 0x00084000
 1749 12:06:33.428014  ME: Host Firmware Status Register 5 : 0x00000000
 1750 12:06:33.434585  ME: Host Firmware Status Register 6 : 0x40000002
 1751 12:06:33.437949  ME: FW Partition Table      : OK
 1752 12:06:33.441222  ME: Bringup Loader Failure  : NO
 1753 12:06:33.444815  ME: Firmware Init Complete  : YES
 1754 12:06:33.447857  ME: Manufacturing Mode      : NO
 1755 12:06:33.451229  ME: Boot Options Present    : NO
 1756 12:06:33.454468  ME: Update In Progress      : NO
 1757 12:06:33.457916  ME: D3 Support              : NO
 1758 12:06:33.460917  ME: D0i3 Support            : YES
 1759 12:06:33.464372  ME: Low Power State Enabled : YES
 1760 12:06:33.467822  ME: CPU Replaced            : NO
 1761 12:06:33.471075  ME: CPU Replacement Valid   : YES
 1762 12:06:33.474187  ME: Current Working State   : Normal
 1763 12:06:33.477528  ME: Current Operation State : M0 with UMA
 1764 12:06:33.484083  ME: Current Operation Mode  : Normal
 1765 12:06:33.487392  ME: Error Code              : No Error
 1766 12:06:33.490795  ME: Progress Phase          : Host Communication
 1767 12:06:33.497391  ME: Power Management Event  : Power cycle reset through Moff
 1768 12:06:33.503988  ME: Progress Phase State    : Host communication established
 1769 12:06:33.507151  ME: Power Down Mitigation   : NO
 1770 12:06:33.510647  ME: FPF status              : fused
 1771 12:06:33.510732  Clearing MCA.
 1772 12:06:33.513789  Finalizing SMM.
 1773 12:06:33.520476  BS: BS_PAYLOAD_LOAD times (us): entry 634 run 261904 exit 135697
 1774 12:06:33.523930  mp_park_aps done after 0 msecs.
 1775 12:06:33.527068  Jumping to boot code at 30104020(7aabe000)
 1776 12:06:33.536976  CPU0: stack: 7ab46000 - 7ab47000, lowest used address 7ab46abc, stack used: 1348 bytes
 1777 12:06:33.537062  
 1778 12:06:33.537129  
 1779 12:06:33.537192  
 1780 12:06:33.540043  Starting depthcharge on rammus...
 1781 12:06:33.540128  
 1782 12:06:33.540463  end: 2.2.3 depthcharge-start (duration 00:00:18) [common]
 1783 12:06:33.540571  start: 2.2.4 bootloader-commands (timeout 00:04:42) [common]
 1784 12:06:33.540658  Setting prompt string to ['rammus:']
 1785 12:06:33.540737  bootloader-commands: Wait for prompt ['rammus:'] (timeout 00:04:42)
 1786 12:06:33.546981  WARNING: can't convert coreboot GPIOs, 'lid' won't be resampled at runtime!
 1787 12:06:33.547068  
 1788 12:06:33.556609  WARNING: can't convert coreboot GPIOs, 'power' won't be resampled at runtime!
 1789 12:06:33.556695  
 1790 12:06:33.560092  The GBB signature is at 0x30004020 and is:  24 47 42 42
 1791 12:06:33.563182  
 1792 12:06:33.569946  [firmware-rammus-11275.B-collabora] Dec 11 2020 10:26:21
 1793 12:06:33.570059  
 1794 12:06:33.570131  
 1795 12:06:33.570194  
 1796 12:06:33.570501  Setting prompt string to ['rammus:', 'Tftp failed.', 'Dhcp release failed.', 'No space left for ramdisk', 'TFTP failed for ramdisk.', 'Dhcp release failed.', 'Out of space adding TFTP server IP to the command line.', 'No network device.', 'Error code \\d+( \\([\\w\\s]+\\))?\\r\\n', '(Bulk read error(.*)){3}']
 1798 12:06:33.671272  rammus: tftpboot 192.168.201.1 8570446/tftp-deploy-hasu44xt/kernel/bzImage 8570446/tftp-deploy-hasu44xt/kernel/cmdline 8570446/tftp-deploy-hasu44xt/ramdisk/ramdisk.cpio.gz
 1799 12:06:33.671425  Setting prompt string to 'Starting kernel'
 1800 12:06:33.671536  Setting prompt string to ['Starting kernel']
 1801 12:06:33.671606  Setting prompt string to ['Starting kernel', 'Tftp failed.', 'Dhcp release failed.', 'No space left for ramdisk', 'TFTP failed for ramdisk.', 'Dhcp release failed.', 'Out of space adding TFTP server IP to the command line.', 'No network device.', 'Error code \\d+( \\([\\w\\s]+\\))?\\r\\n', '(Bulk read error(.*)){3}']
 1802 12:06:33.671682  bootloader-commands: Wait for prompt ['Starting kernel', 'Tftp failed.', 'Dhcp release failed.', 'No space left for ramdisk', 'TFTP failed for ramdisk.', 'Dhcp release failed.', 'Out of space adding TFTP server IP to the command line.', 'No network device.', 'Error code \\d+( \\([\\w\\s]+\\))?\\r\\n', '(Bulk read error(.*)){3}'] (timeout 00:04:42)
 1803 12:06:33.675467  tftpboot 192.168.201.1 8570446/tftp-deploy-hasu44xt/kernel/bzImoy-hasu44xt/kernel/cmdline 8570446/tftp-deploy-hasu44xt/ramdisk/ramdisk.cpio.gz
 1804 12:06:33.675556  
 1805 12:06:33.675623  Waiting for link
 1806 12:06:33.675685  
 1807 12:06:34.182339  R8152: Initializing
 1808 12:06:34.182484  
 1809 12:06:34.185577  Version 9 (ocp_data = 6010)
 1810 12:06:34.185664  
 1811 12:06:34.188907  R8152: Done initializing
 1812 12:06:34.188992  
 1813 12:06:34.192332  Adding net device
 1814 12:06:34.192417  
 1815 12:06:34.392267  done.
 1816 12:06:34.392397  
 1817 12:06:34.392467  MAC: 00:e0:4c:68:0a:98
 1818 12:06:34.392529  
 1819 12:06:34.395315  Sending DHCP discover... done.
 1820 12:06:34.395400  
 1821 12:06:34.398576  Waiting for reply... done.
 1822 12:06:34.398661  
 1823 12:06:34.401850  Sending DHCP request... done.
 1824 12:06:34.401950  
 1825 12:06:34.405254  Waiting for reply... done.
 1826 12:06:34.405339  
 1827 12:06:34.408497  My ip is 192.168.201.18
 1828 12:06:34.408582  
 1829 12:06:34.412045  The DHCP server ip is 192.168.201.1
 1830 12:06:34.412130  
 1831 12:06:34.415134  TFTP server IP predefined by user: 192.168.201.1
 1832 12:06:34.415220  
 1833 12:06:34.421781  Bootfile predefined by user: 8570446/tftp-deploy-hasu44xt/kernel/bzImage
 1834 12:06:34.421866  
 1835 12:06:34.425124  Sending tftp read request... done.
 1836 12:06:34.428361  
 1837 12:06:34.431396  Waiting for the transfer... 
 1838 12:06:34.431485  
 1839 12:06:34.676435  00000000 ################################################################
 1840 12:06:34.676571  
 1841 12:06:34.924648  00080000 ################################################################
 1842 12:06:34.924803  
 1843 12:06:35.169945  00100000 ################################################################
 1844 12:06:35.170087  
 1845 12:06:35.426984  00180000 ################################################################
 1846 12:06:35.427133  
 1847 12:06:35.680764  00200000 ################################################################
 1848 12:06:35.680919  
 1849 12:06:35.925086  00280000 ################################################################
 1850 12:06:35.925235  
 1851 12:06:36.170583  00300000 ################################################################
 1852 12:06:36.170731  
 1853 12:06:36.418898  00380000 ################################################################
 1854 12:06:36.419041  
 1855 12:06:36.666739  00400000 ################################################################
 1856 12:06:36.666884  
 1857 12:06:36.920693  00480000 ################################################################
 1858 12:06:36.920842  
 1859 12:06:37.168117  00500000 ################################################################
 1860 12:06:37.168270  
 1861 12:06:37.413948  00580000 ################################################################
 1862 12:06:37.414098  
 1863 12:06:37.658111  00600000 ################################################################
 1864 12:06:37.658296  
 1865 12:06:37.907466  00680000 ################################################################
 1866 12:06:37.907612  
 1867 12:06:38.157781  00700000 ################################################################
 1868 12:06:38.157927  
 1869 12:06:38.402721  00780000 ################################################################
 1870 12:06:38.402869  
 1871 12:06:38.644635  00800000 ################################################################
 1872 12:06:38.644784  
 1873 12:06:38.890538  00880000 ################################################################
 1874 12:06:38.890686  
 1875 12:06:39.134307  00900000 ################################################################
 1876 12:06:39.134447  
 1877 12:06:39.379340  00980000 ################################################################
 1878 12:06:39.379485  
 1879 12:06:39.620989  00a00000 ################################################################
 1880 12:06:39.621133  
 1881 12:06:39.860830  00a80000 ################################################################
 1882 12:06:39.860966  
 1883 12:06:40.107159  00b00000 ################################################################
 1884 12:06:40.107306  
 1885 12:06:40.351335  00b80000 ################################################################
 1886 12:06:40.351464  
 1887 12:06:40.592257  00c00000 ################################################################
 1888 12:06:40.592405  
 1889 12:06:40.831194  00c80000 ################################################################
 1890 12:06:40.831325  
 1891 12:06:41.068295  00d00000 ################################################################
 1892 12:06:41.068431  
 1893 12:06:41.203319  00d80000 ##################################### done.
 1894 12:06:41.203448  
 1895 12:06:41.209969  The bootfile was 14455616 bytes long.
 1896 12:06:41.210056  
 1897 12:06:41.213257  Sending tftp read request... done.
 1898 12:06:41.213344  
 1899 12:06:41.213411  Waiting for the transfer... 
 1900 12:06:41.213473  
 1901 12:06:41.467553  00000000 ################################################################
 1902 12:06:41.467686  
 1903 12:06:41.707393  00080000 ################################################################
 1904 12:06:41.707533  
 1905 12:06:41.946922  00100000 ################################################################
 1906 12:06:41.947062  
 1907 12:06:42.194952  00180000 ################################################################
 1908 12:06:42.195088  
 1909 12:06:42.439079  00200000 ################################################################
 1910 12:06:42.439216  
 1911 12:06:42.684643  00280000 ################################################################
 1912 12:06:42.684786  
 1913 12:06:42.931203  00300000 ################################################################
 1914 12:06:42.931345  
 1915 12:06:43.189973  00380000 ################################################################
 1916 12:06:43.190111  
 1917 12:06:43.439833  00400000 ################################################################
 1918 12:06:43.439973  
 1919 12:06:43.677863  00480000 ################################################################
 1920 12:06:43.677998  
 1921 12:06:43.923892  00500000 ################################################################
 1922 12:06:43.924026  
 1923 12:06:44.173581  00580000 ################################################################
 1924 12:06:44.173715  
 1925 12:06:44.434593  00600000 ################################################################
 1926 12:06:44.434730  
 1927 12:06:44.679292  00680000 ################################################################
 1928 12:06:44.679423  
 1929 12:06:44.935460  00700000 ################################################################
 1930 12:06:44.935598  
 1931 12:06:45.181775  00780000 ################################################################
 1932 12:06:45.181913  
 1933 12:06:45.202165  00800000 ###### done.
 1934 12:06:45.202283  
 1935 12:06:45.205792  Sending tftp read request... done.
 1936 12:06:45.205878  
 1937 12:06:45.208840  Waiting for the transfer... 
 1938 12:06:45.208926  
 1939 12:06:45.208993  00000000 # done.
 1940 12:06:45.209058  
 1941 12:06:45.218692  Command line loaded dynamically from TFTP file: 8570446/tftp-deploy-hasu44xt/kernel/cmdline
 1942 12:06:45.218778  
 1943 12:06:45.241652  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/8570446/extract-nfsrootfs-rniv5kol,tcp,hard ip=dhcp tftpserverip=192.168.201.1
 1944 12:06:45.241741  
 1945 12:06:45.251385  Shutting down all USB controllers.
 1946 12:06:45.251470  
 1947 12:06:45.251536  Removing current net device
 1948 12:06:45.251598  
 1949 12:06:45.254883  Finalizing coreboot
 1950 12:06:45.254967  
 1951 12:06:45.261083  Exiting depthcharge with code 4 at timestamp: 18310647
 1952 12:06:45.261168  
 1953 12:06:45.261234  
 1954 12:06:45.261297  Starting kernel ...
 1955 12:06:45.261356  
 1956 12:06:45.261414  
 1957 12:06:45.261471  
 1958 12:06:45.261861  end: 2.2.4 bootloader-commands (duration 00:00:12) [common]
 1959 12:06:45.261964  start: 2.2.5 auto-login-action (timeout 00:04:30) [common]
 1960 12:06:45.262044  Setting prompt string to ['Linux version [0-9]']
 1961 12:06:45.262116  Setting prompt string to ['Linux version [0-9]', 'Tftp failed.', 'Dhcp release failed.', 'No space left for ramdisk', 'TFTP failed for ramdisk.', 'Dhcp release failed.', 'Out of space adding TFTP server IP to the command line.', 'No network device.', 'Error code \\d+( \\([\\w\\s]+\\))?\\r\\n', '(Bulk read error(.*)){3}']
 1962 12:06:45.262186  auto-login-action: Wait for prompt ['Linux version [0-9]', 'Tftp failed.', 'Dhcp release failed.', 'No space left for ramdisk', 'TFTP failed for ramdisk.', 'Dhcp release failed.', 'Out of space adding TFTP server IP to the command line.', 'No network device.', 'Error code \\d+( \\([\\w\\s]+\\))?\\r\\n', '(Bulk read error(.*)){3}'] (timeout 00:05:00)
 1963 12:06:47.520328  start: 2.2.5.1 login-action (timeout 00:04:28) [common]
 1964 12:06:47.520489  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.
 1965 12:06:47.520576  Setting prompt string to ['-\\[ cut here \\]', 'Unhandled fault', 'BUG: KCSAN:', 'BUG: KASAN:', 'BUG: KFENCE:', 'Oops(?: -|:)', 'WARNING:', '(kernel BUG at|BUG:)', 'invalid opcode:', 'Kernel panic - not syncing']
 1966 12:06:47.520654  Using line separator: #'\n'#
 1967 12:06:47.520716  No login prompt set.
 1968 12:06:47.520781  Parsing kernel messages
 1969 12:06:47.520837  ['-\\[ cut here \\]', 'Unhandled fault', 'BUG: KCSAN:', 'BUG: KASAN:', 'BUG: KFENCE:', 'Oops(?: -|:)', 'WARNING:', '(kernel BUG at|BUG:)', 'invalid opcode:', 'Kernel panic - not syncing', '/ #', 'Login timed out', 'Login incorrect']
 1970 12:06:47.520942  [login-action] Waiting for messages, (timeout 00:04:28)
 1971 12:06:47.539632  [    0.000000] Linux version 5.10.162-cip23 (KernelCI@build-j782755-x86-64-gcc-10-x86-64-defconfig-x86-chromeboor7nwm) (gcc (Debian 10.2.1-6) 10.2.1 20210110, GNU ld (GNU Binutils for Debian) 2.35.2) #1 SMP Wed Jan 4 11:58:25 UTC 2023
 1972 12:06:47.565710  [    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/8570446/extract-nfsrootfs-rniv5kol,tcp,hard ip=dhcp tftpserverip=192.168.201.1
 1973 12:06:47.572549  [    0.000000] x86/fpu: Supporting XSAVE feature 0x001: 'x87 floating point registers'
 1974 12:06:47.582230  [    0.000000] x86/fpu: Supporting XSAVE feature 0x002: 'SSE registers'
 1975 12:06:47.588880  [    0.000000] x86/fpu: Supporting XSAVE feature 0x004: 'AVX registers'
 1976 12:06:47.595402  [    0.000000] x86/fpu: Supporting XSAVE feature 0x008: 'MPX bounds registers'
 1977 12:06:47.602098  [    0.000000] x86/fpu: Supporting XSAVE feature 0x010: 'MPX CSR'
 1978 12:06:47.608621  [    0.000000] x86/fpu: xstate_offset[2]:  576, xstate_sizes[2]:  256
 1979 12:06:47.615334  [    0.000000] x86/fpu: xstate_offset[3]:  832, xstate_sizes[3]:   64
 1980 12:06:47.621720  [    0.000000] x86/fpu: xstate_offset[4]:  896, xstate_sizes[4]:   64
 1981 12:06:47.635210  [    0.000000] x86/fpu: Enabled xstate features 0x1f, context size is 960 bytes, using 'compacted' format.
 1982 12:06:47.638317  [    0.000000] BIOS-provided physical RAM map:
 1983 12:06:47.645009  [    0.000000] BIOS-e820: [mem 0x0000000000000000-0x0000000000000fff] type 16
 1984 12:06:47.655380  [    0.000000] BIOS-e820: [mem 0x0000000000001000-0x000000000009ffff] usable
 1985 12:06:47.661326  [    0.000000] BIOS-e820: [mem 0x00000000000a0000-0x00000000000fffff] reserved
 1986 12:06:47.667886  [    0.000000] BIOS-e820: [mem 0x0000000000100000-0x000000007a997fff] usable
 1987 12:06:47.677923  [    0.000000] BIOS-e820: [mem 0x000000007a998000-0x000000007affffff] type 16
 1988 12:06:47.684302  [    0.000000] BIOS-e820: [mem 0x000000007b000000-0x000000007fffffff] reserved
 1989 12:06:47.694324  [    0.000000] BIOS-e820: [mem 0x00000000e0000000-0x00000000e3ffffff] reserved
 1990 12:06:47.700827  [    0.000000] BIOS-e820: [mem 0x00000000fe000000-0x00000000fe00ffff] reserved
 1991 12:06:47.707377  [    0.000000] BIOS-e820: [mem 0x00000000fed10000-0x00000000fed19fff] reserved
 1992 12:06:47.717433  [    0.000000] BIOS-e820: [mem 0x00000000fed80000-0x00000000fed84fff] reserved
 1993 12:06:47.723712  [    0.000000] BIOS-e820: [mem 0x00000000fed90000-0x00000000fed91fff] reserved
 1994 12:06:47.730557  [    0.000000] BIOS-e820: [mem 0x0000000100000000-0x000000017effffff] usable
 1995 12:06:47.736974  [    0.000000] NX (Execute Disable) protection: active
 1996 12:06:47.740090  [    0.000000] SMBIOS 2.7 present.
 1997 12:06:47.747122  [    0.000000] DMI: Google Rammus/Rammus, BIOS  09/04/2020
 1998 12:06:47.753532  [    0.000000] tsc: Detected 1600.000 MHz processor
 1999 12:06:47.757016  [    0.000000] tsc: Detected 1599.960 MHz TSC
 2000 12:06:47.763662  [    0.000054] last_pfn = 0x17f000 max_arch_pfn = 0x400000000
 2001 12:06:47.769912  [    0.001316] x86/PAT: Configuration [0-7]: WB  WC  UC- UC  WB  WP  UC- WT  
 2002 12:06:47.776321  [    0.006800] last_pfn = 0x7a998 max_arch_pfn = 0x400000000
 2003 12:06:47.782985  [    0.024267] check: Scanning 1 areas for low memory corruption
 2004 12:06:47.786161  [    0.024279] Using GB pages for direct mapping
 2005 12:06:47.789532  
 2006 12:06:47.792926  [    0.024950] RAMDISK: [mem 0x377f5000-0x37ffffff]
 2007 12:06:47.799637  [    0.024957] ACPI: Early table checksum verification disabled
 2008 12:06:47.806138  [    0.024965] ACPI: RSDP 0x00000000000F0000 000024 (v02 CORE  )
 2009 12:06:47.816043  [    0.024978] ACPI: XSDT 0x000000007AA9A0E0 00006C (v01 CORE   COREBOOT 00000000 CORE 00000000)
 2010 12:06:47.826056  [    0.024994] ACPI: FACP 0x000000007AA9E970 0000F4 (v04 CORE   COREBOOT 00000000 CORE 00000000)
 2011 12:06:47.835732  [    0.025010] ACPI: DSDT 0x000000007AA9A280 0046E3 (v05 COREv4 COREBOOT 20110725 INTL 20180531)
 2012 12:06:47.839000  [    0.025022] ACPI: FACS 0x000000007AA9A240 000040
 2013 12:06:47.845906  [    0.025033] ACPI: FACS 0x000000007AA9A240 000040
 2014 12:06:47.855729  [    0.025043] ACPI: SSDT 0x000000007AA9EA70 000EFA (v02 CORE   COREBOOT 0000002A CORE 0000002A)
 2015 12:06:47.865462  [    0.025056] ACPI: MCFG 0x000000007AA9F970 00003C (v01 CORE   COREBOOT 00000000 CORE 00000000)
 2016 12:06:47.875418  [    0.025067] ACPI: TPM2 0x000000007AA9F9B0 000040 (v04 CORE   COREBOOT 00000000 CORE 00000000)
 2017 12:06:47.881675  [    0.025079] ACPI: APIC 0x000000007AA9F9F0 00006C (v02 CORE   COREBOOT 00000000 CORE 00000000)
 2018 12:06:47.891887  [    0.025090] ACPI: NHLT 0x000000007AA9FA60 001B1C (v05 GOOGLE RAMMUS   00000000 CORE 00000000)
 2019 12:06:47.901399  [    0.025102] ACPI: DMAR 0x000000007AAA1580 000088 (v01 CORE   COREBOOT 00000000 CORE 00000000)
 2020 12:06:47.911538  [    0.025113] ACPI: DBG2 0x000000007AAA3610 000061 (v00 CORE   COREBOOT 00000000 CORE 00000000)
 2021 12:06:47.921370  [    0.025125] ACPI: HPET 0x000000007AAA3680 000038 (v01 CORE   COREBOOT 00000000 CORE 00000000)
 2022 12:06:47.927737  [    0.025137] ACPI: Reserving FACP table memory at [mem 0x7aa9e970-0x7aa9ea63]
 2023 12:06:47.931022  
 2024 12:06:47.937545  [    0.025142] ACPI: Reserving DSDT table memory at [mem 0x7aa9a280-0x7aa9e962]
 2025 12:06:47.944159  [    0.025146] ACPI: Reserving FACS table memory at [mem 0x7aa9a240-0x7aa9a27f]
 2026 12:06:47.954236  [    0.025151] ACPI: Reserving FACS table memory at [mem 0x7aa9a240-0x7aa9a27f]
 2027 12:06:47.960708  [    0.025155] ACPI: Reserving SSDT table memory at [mem 0x7aa9ea70-0x7aa9f969]
 2028 12:06:47.970581  [    0.025159] ACPI: Reserving MCFG table memory at [mem 0x7aa9f970-0x7aa9f9ab]
 2029 12:06:47.977420  [    0.025164] ACPI: Reserving TPM2 table memory at [mem 0x7aa9f9b0-0x7aa9f9ef]
 2030 12:06:47.983666  [    0.025168] ACPI: Reserving APIC table memory at [mem 0x7aa9f9f0-0x7aa9fa5b]
 2031 12:06:47.993811  [    0.025173] ACPI: Reserving NHLT table memory at [mem 0x7aa9fa60-0x7aaa157b]
 2032 12:06:48.000234  [    0.025177] ACPI: Reserving DMAR table memory at [mem 0x7aaa1580-0x7aaa1607]
 2033 12:06:48.010205  [    0.025182] ACPI: Reserving DBG2 table memory at [mem 0x7aaa3610-0x7aaa3670]
 2034 12:06:48.016671  [    0.025186] ACPI: Reserving HPET table memory at [mem 0x7aaa3680-0x7aaa36b7]
 2035 12:06:48.020099  [    0.025322] No NUMA configuration found
 2036 12:06:48.029966  [    0.025327] Faking a node at [mem 0x0000000000000000-0x000000017effffff]
 2037 12:06:48.036664  [    0.025336] NODE_DATA(0) allocated [mem 0x17effc000-0x17effffff]
 2038 12:06:48.036750  [    0.025378] Zone ranges:
 2039 12:06:48.039779  
 2040 12:06:48.046377  [    0.025383]   DMA      [mem 0x0000000000001000-0x0000000000ffffff]
 2041 12:06:48.052736  [    0.025390]   DMA32    [mem 0x0000000001000000-0x00000000ffffffff]
 2042 12:06:48.059242  [    0.025397]   Normal   [mem 0x0000000100000000-0x000000017effffff]
 2043 12:06:48.062651  [    0.025404] Movable zone start for each node
 2044 12:06:48.066019  [    0.025408] Early memory node ranges
 2045 12:06:48.069416  
 2046 12:06:48.075951  [    0.025413]   node   0: [mem 0x0000000000001000-0x000000000009ffff]
 2047 12:06:48.082365  [    0.025418]   node   0: [mem 0x0000000000100000-0x000000007a997fff]
 2048 12:06:48.089366  [    0.025422]   node   0: [mem 0x0000000100000000-0x000000017effffff]
 2049 12:06:48.095699  [    0.025428] Initmem setup node 0 [mem 0x0000000000001000-0x000000017effffff]
 2050 12:06:48.102204  [    0.025462] On node 0, zone DMA: 1 pages in unavailable ranges
 2051 12:06:48.108968  [    0.025504] On node 0, zone DMA: 96 pages in unavailable ranges
 2052 12:06:48.115299  [    0.036208] On node 0, zone Normal: 22120 pages in unavailable ranges
 2053 12:06:48.118557  
 2054 12:06:48.125145  [    0.036274] On node 0, zone Normal: 4096 pages in unavailable ranges
 2055 12:06:48.131730  [    0.036313] Reserving Intel graphics memory at [mem 0x7c000000-0x7fffffff]
 2056 12:06:48.135163  [    0.036669] ACPI: PM-Timer IO Port: 0x1808
 2057 12:06:48.145026  [    0.036724] IOAPIC[0]: apic_id 2, version 32, address 0xfec00000, GSI 0-119
 2058 12:06:48.151680  [    0.036737] ACPI: INT_SRC_OVR (bus 0 bus_irq 0 global_irq 2 dfl dfl)
 2059 12:06:48.158315  [    0.036743] ACPI: INT_SRC_OVR (bus 0 bus_irq 9 global_irq 9 high level)
 2060 12:06:48.164741  [    0.036757] Using ACPI (MADT) for SMP configuration information
 2061 12:06:48.171571  [    0.036763] ACPI: HPET id: 0x8086a701 base: 0xfed00000
 2062 12:06:48.174586  [    0.036770] TSC deadline timer available
 2063 12:06:48.181159  [    0.036775] smpboot: Allowing 4 CPUs, 0 hotplug CPUs
 2064 12:06:48.191291  [    0.036804] PM: hibernation: Registered nosave memory: [mem 0x00000000-0x00000fff]
 2065 12:06:48.197719  [    0.036810] PM: hibernation: Registered nosave memory: [mem 0x000a0000-0x000fffff]
 2066 12:06:48.207768  [    0.036815] PM: hibernation: Registered nosave memory: [mem 0x7a998000-0x7affffff]
 2067 12:06:48.213989  [    0.036820] PM: hibernation: Registered nosave memory: [mem 0x7b000000-0x7fffffff]
 2068 12:06:48.224088  [    0.036824] PM: hibernation: Registered nosave memory: [mem 0x80000000-0xdfffffff]
 2069 12:06:48.233928  [    0.036828] PM: hibernation: Registered nosave memory: [mem 0xe0000000-0xe3ffffff]
 2070 12:06:48.240335  [    0.036832] PM: hibernation: Registered nosave memory: [mem 0xe4000000-0xfdffffff]
 2071 12:06:48.250000  [    0.036837] PM: hibernation: Registered nosave memory: [mem 0xfe000000-0xfe00ffff]
 2072 12:06:48.256764  [    0.036841] PM: hibernation: Registered nosave memory: [mem 0xfe010000-0xfed0ffff]
 2073 12:06:48.266391  [    0.036845] PM: hibernation: Registered nosave memory: [mem 0xfed10000-0xfed19fff]
 2074 12:06:48.273241  [    0.036849] PM: hibernation: Registered nosave memory: [mem 0xfed1a000-0xfed7ffff]
 2075 12:06:48.282792  [    0.036853] PM: hibernation: Registered nosave memory: [mem 0xfed80000-0xfed84fff]
 2076 12:06:48.292940  [    0.036857] PM: hibernation: Registered nosave memory: [mem 0xfed85000-0xfed8ffff]
 2077 12:06:48.299300  [    0.036861] PM: hibernation: Registered nosave memory: [mem 0xfed90000-0xfed91fff]
 2078 12:06:48.309006  [    0.036866] PM: hibernation: Registered nosave memory: [mem 0xfed92000-0xffffffff]
 2079 12:06:48.315577  [    0.036874] [mem 0x80000000-0xdfffffff] available for PCI devices
 2080 12:06:48.325579  [    0.036882] clocksource: refined-jiffies: mask: 0xffffffff max_cycles: 0xffffffff, max_idle_ns: 1910969940391419 ns
 2081 12:06:48.328682  
 2082 12:06:48.335207  [    0.050320] setup_percpu: NR_CPUS:64 nr_cpumask_bits:64 nr_cpu_ids:4 nr_node_ids:1
 2083 12:06:48.341840  [    0.050590] percpu: Embedded 59 pages/cpu s200848 r8192 d32624 u524288
 2084 12:06:48.351739  [    0.050667] Built 1 zonelists, mobility grouping on.  Total pages: 1006266
 2085 12:06:48.355130  [    0.050672] Policy zone: Normal
 2086 12:06:48.378179  [    0.050686] 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/8570446/extract-nfsrootfs-rniv5kol,tcp,hard ip=dhcp tftpserverip=192.168.201.1
 2087 12:06:48.388236  [    0.051210] Dentry cache hash table entries: 524288 (order: 10, 4194304 bytes, linear)
 2088 12:06:48.397853  [    0.051452] Inode-cache hash table entries: 262144 (order: 9, 2097152 bytes, linear)
 2089 12:06:48.404444  [    0.051539] mem auto-init: stack:off, heap alloc:off, heap free:off
 2090 12:06:48.417807  [    0.072599] Memory: 3888556K/4089052K available (18450K kernel code, 3466K rwdata, 8028K rodata, 2024K init, 13244K bss, 200236K reserved, 0K cma-reserved)
 2091 12:06:48.421041  
 2092 12:06:48.427485  [    0.072760] SLUB: HWalign=64, Order=0-3, MinObjects=0, CPUs=4, Nodes=1
 2093 12:06:48.431052  [    0.072824] Kernel/User page tables isolation: enabled
 2094 12:06:48.434290  
 2095 12:06:48.437503  [    0.072920] ftrace: allocating 53430 entries in 209 pages
 2096 12:06:48.443922  [    0.129809] ftrace: allocated 209 pages with 4 groups
 2097 12:06:48.447242  [    0.130084] Running RCU self tests
 2098 12:06:48.453778  [    0.130100] rcu: Hierarchical RCU implementation.
 2099 12:06:48.457313  [    0.130104] rcu: 	RCU event tracing is enabled.
 2100 12:06:48.463684  [    0.130108] rcu: 	RCU lockdep checking is enabled.
 2101 12:06:48.470572  [    0.130113] rcu: 	RCU restricting CPUs from NR_CPUS=64 to nr_cpu_ids=4.
 2102 12:06:48.476865  [    0.130118] 	Rude variant of Tasks RCU enabled.
 2103 12:06:48.480542  [    0.130121] 	Tracing variant of Tasks RCU enabled.
 2104 12:06:48.490214  [    0.130126] rcu: RCU calculated value of scheduler-enlistment delay is 100 jiffies.
 2105 12:06:48.496581  [    0.130130] rcu: Adjusting geometry for rcu_fanout_leaf=16, nr_cpu_ids=4
 2106 12:06:48.503297  [    0.139680] NR_IRQS: 4352, nr_irqs: 1024, preallocated irqs: 16
 2107 12:06:48.509849  [    0.140138] random: crng init done
 2108 12:06:48.512987  [    0.140244] Console: colour dummy device 80x25
 2109 12:06:48.516462  [    0.215390] printk: console [ttyS0] enabled
 2110 12:06:48.519586  
 2111 12:06:48.526177  [    0.215758] Lock dependency validator: Copyright (c) 2006 Red Hat, Inc., Ingo Molnar
 2112 12:06:48.532975  [    0.216420] ... MAX_LOCKDEP_SUBCLASSES:  8
 2113 12:06:48.536044  [    0.216781] ... MAX_LOCK_DEPTH:          48
 2114 12:06:48.539452  [    0.217148] ... MAX_LOCKDEP_KEYS:        8192
 2115 12:06:48.545971  [    0.217530] ... CLASSHASH_SIZE:          4096
 2116 12:06:48.549127  [    0.217911] ... MAX_LOCKDEP_ENTRIES:     32768
 2117 12:06:48.555941  [    0.218299] ... MAX_LOCKDEP_CHAINS:      65536
 2118 12:06:48.559313  [    0.218688] ... CHAINHASH_SIZE:          32768
 2119 12:06:48.562303  
 2120 12:06:48.565872  [    0.219076]  memory used by lock dependency info: 6365 kB
 2121 12:06:48.572320  [    0.219543]  memory used for stack traces: 4224 kB
 2122 12:06:48.578779  [    0.219961]  per task-struct memory footprint: 1920 bytes
 2123 12:06:48.582204  [    0.220485] ACPI: Core revision 20200925
 2124 12:06:48.588779  [    0.221074] hpet: HPET dysfunctional in PC10. Force disabled.
 2125 12:06:48.595505  [    0.221574] APIC: Switch to symmetric I/O mode setup
 2126 12:06:48.605257  [    0.226078] clocksource: tsc-early: mask: 0xffffffffffffffff max_cycles: 0x170fff30cc4, max_idle_ns: 440795237869 ns
 2127 12:06:48.618452  [    0.226999] Calibrating delay loop (skipped), value calculated using timer frequency.. 3199.92 BogoMIPS (lpj=1599960)
 2128 12:06:48.625141  [    0.227904] pid_max: default: 32768 minimum: 301
 2129 12:06:48.628441  [    0.227981] LSM: Security Framework initializing
 2130 12:06:48.631485  [    0.227981] SELinux:  Initializing.
 2131 12:06:48.638181  [    0.227981] LSM support for eBPF active
 2132 12:06:48.644767  [    0.227981] Mount-cache hash table entries: 8192 (order: 4, 65536 bytes, linear)
 2133 12:06:48.654714  [    0.227981] Mountpoint-cache hash table entries: 8192 (order: 4, 65536 bytes, linear)
 2134 12:06:48.661218  [    0.227981] mce: CPU0: Thermal monitoring enabled (TM1)
 2135 12:06:48.664570  [    0.227981] process: using mwait in idle threads
 2136 12:06:48.671123  [    0.227981] Last level iTLB entries: 4KB 64, 2MB 8, 4MB 8
 2137 12:06:48.677555  [    0.227981] Last level dTLB entries: 4KB 64, 2MB 0, 4MB 0, 1GB 4
 2138 12:06:48.687526  [    0.227981] Spectre V1 : Mitigation: usercopy/swapgs barriers and __user pointer sanitization
 2139 12:06:48.691207  [    0.227981] Spectre V2 : Mitigation: IBRS
 2140 12:06:48.700907  [    0.227981] Spectre V2 : Spectre v2 / SpectreRSB mitigation: Filling RSB on context switch
 2141 12:06:48.707277  [    0.227981] Spectre V2 : Spectre v2 / SpectreRSB : Filling RSB on VMEXIT
 2142 12:06:48.710696  
 2143 12:06:48.714168  [    0.227981] RETBleed: Mitigation: IBRS
 2144 12:06:48.724027  [    0.227981] Spectre V2 : mitigation: Enabling conditional Indirect Branch Prediction Barrier
 2145 12:06:48.733609  [    0.227981] Speculative Store Bypass: Mitigation: Speculative Store Bypass disabled via prctl and seccomp
 2146 12:06:48.740279  [    0.227981] MDS: Vulnerable: Clear CPU buffers attempted, no microcode
 2147 12:06:48.750061  [    0.227981] MMIO Stale Data: Vulnerable: Clear CPU buffers attempted, no microcode
 2148 12:06:48.753491  [    0.227981] SRBDS: Vulnerable: No microcode
 2149 12:06:48.757062  Setting prompt string to ['-+\\[ end trace \\w* \\]-+[^\\n]*\\r\\n', '/ #', 'Login timed out', 'Login incorrect']
 2150 12:06:48.760109  [    0.227981] ------------[ cut here ]------------
 2151 12:06:48.770012  [    0.227981] missing return thunk: lkdtm_rodata_do_nothing+0x0/0x10-lkdtm_rodata_do_nothing+0x5/0x10: e9 00 00 00 00
 2152 12:06:48.779679  [    0.227981] WARNING: CPU: 0 PID: 0 at arch/x86/kernel/alternative.c:712 apply_returns+0x1f5/0x220
 2153 12:06:48.783008  [    0.227981] Modules linked in:
 2154 12:06:48.792854  [    0.227981] CPU: 0 PID: 0 Comm: swapper/0 Not tainted 5.10.162-cip23 #1
 2155 12:06:48.799428  [    0.227981] Hardware name: Google Rammus/Rammus, BIOS  09/04/2020
 2156 12:06:48.802783  [    0.227981] RIP: 0010:apply_returns+0x1f5/0x220
 2157 12:06:48.825791  [    0.227981] Code: e4 01 00 0f 85 e1 fe ff ff 49 89 e8 b9 05 00 00 00 4c 89 f2 48 89 ee 48 c7 c7 c0 9b 7f 85 c6 05 98 5b e4 01 01 e8 c6 d5 e8 00 <0f> 0b e9 b9 fe ff ff 44 89 f9 c7 00 cc cc cc cc c7 44 08 fc cc cc
 2158 12:06:48.828846  [    0.227981] RSP: 0000:ffffffff85a03de0 EFLAGS: 00010282
 2159 12:06:48.838941  [    0.227981] RAX: 0000000000000000 RBX: ffffffff864e278c RCX: 0000000000000000
 2160 12:06:48.845536  [    0.227981] RDX: 0000000000000000 RSI: 0000000000000000 RDI: ffffffff83f7ab01
 2161 12:06:48.855340  [    0.227981] RBP: ffffffff854d1220 R08: 0000000000000001 R09: 0000000000000001
 2162 12:06:48.862135  [    0.227981] R10: ffffffff85a8fd20 R11: 3fffffffffffffff R12: ffffffff864fa3a0
 2163 12:06:48.871826  [    0.227981] R13: cccccccccccccccc R14: ffffffff854d1225 R15: 0000000000000004
 2164 12:06:48.878197  [    0.227981] FS:  0000000000000000(0000) GS:ffff9d353ac00000(0000) knlGS:0000000000000000
 2165 12:06:48.884823  [    0.227981] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
 2166 12:06:48.894901  [    0.227981] CR2: ffff9d351cc01000 CR3: 000000015b426001 CR4: 00000000003706f0
 2167 12:06:48.898204  [    0.227981] Call Trace:
 2168 12:06:48.901419  [    0.227981]  alternative_instructions+0x7d/0x143
 2169 12:06:48.904734  [    0.227981]  check_bugs+0xece/0xf2a
 2170 12:06:48.911387  [    0.227981]  start_kernel+0x517/0x54d
 2171 12:06:48.914581  [    0.227981]  secondary_startup_64_no_verify+0xc2/0xcb
 2172 12:06:48.921127  [    0.227981] irq event stamp: 162693
 2173 12:06:48.931116  [    0.227981] hardirqs last  enabled at (162701): [<ffffffff83f7ab01>] console_unlock+0x4d1/0x5f0
 2174 12:06:48.937603  [    0.227981] hardirqs last disabled at (162708): [<ffffffff83f7aa74>] console_unlock+0x444/0x5f0
 2175 12:06:48.940692  
 2176 12:06:48.950605  [    0.227981] softirqs last  enabled at (1840): [<ffffffff83fd338b>] cgroup_idr_alloc.constprop.0+0x5b/0xe0
 2177 12:06:48.960388  [    0.227981] softirqs last disabled at (1838): [<ffffffff83fd335e>] cgroup_idr_alloc.constprop.0+0x2e/0xe0
 2178 12:06:48.967113  [    0.227981] ---[ end trace 05348d993f728f54 ]---
 2179 12:06:48.967393  Setting prompt string to ['-\\[ cut here \\]', 'Unhandled fault', 'BUG: KCSAN:', 'BUG: KASAN:', 'BUG: KFENCE:', 'Oops(?: -|:)', 'WARNING:', '(kernel BUG at|BUG:)', 'invalid opcode:', 'Kernel panic - not syncing', '/ #', 'Login timed out', 'Login incorrect']
 2180 12:06:48.967479  login-action: kernel 'warning'
 2181 12:06:48.967551  [login-action] Waiting for messages, (timeout 00:04:26)
 2182 12:06:48.970521  [    0.227981] Freeing SMP alternatives memory: 44K
 2183 12:06:48.983168  [    0.227981] smpboot: CPU0: Intel(R) Core(TM) m3-8100Y CPU @ 1.10GHz (family: 0x6, model: 0x8e, stepping: 0x9)
 2184 12:06:48.993079  [    0.228825] Performance Events: PEBS fmt3+, Skylake events, 32-deep LBR, full-width counters, Intel PMU driver.
 2185 12:06:48.996490  [    0.229000] ... version:                4
 2186 12:06:49.003246  [    0.229357] ... bit width:              48
 2187 12:06:49.006389  [    0.229720] ... generic registers:      4
 2188 12:06:49.012964  [    0.229990] ... value mask:             0000ffffffffffff
 2189 12:06:49.019483  [    0.230456] ... max period:             00007fffffffffff
 2190 12:06:49.022509  [    0.230919] ... fixed-purpose events:   3
 2191 12:06:49.029470  [    0.230988] ... event mask:             000000070000000f
 2192 12:06:49.036043  [    0.232085] rcu: Hierarchical SRCU implementation.
 2193 12:06:49.039151  [    0.234760] smp: Bringing up secondary CPUs ...
 2194 12:06:49.045531  [    0.235905] x86: Booting SMP configuration:
 2195 12:06:49.048999  [    0.236018] .... node  #0, CPUs:      #1
 2196 12:06:49.065343  [    0.237025] 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.
 2197 12:06:49.081950  [    0.237993] 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.
 2198 12:06:49.085292  [    0.239728]  #2 #3
 2199 12:06:49.088678  [    0.242286] smp: Brought up 1 node, 4 CPUs
 2200 12:06:49.095218  [    0.242993] smpboot: Max logical packages: 1
 2201 12:06:49.101696  [    0.243379] smpboot: Total of 4 processors activated (12799.68 BogoMIPS)
 2202 12:06:49.105077  [    0.246404] devtmpfs: initialized
 2203 12:06:49.111543  [    0.247441] x86/mm: Memory block size: 128MB
 2204 12:06:49.121602  [    0.252541] clocksource: jiffies: mask: 0xffffffff max_cycles: 0xffffffff, max_idle_ns: 1911260446275000 ns
 2205 12:06:49.128151  [    0.253010] futex hash table entries: 1024 (order: 5, 131072 bytes, linear)
 2206 12:06:49.131182  
 2207 12:06:49.134440  [    0.254141] pinctrl core: initialized pinctrl subsystem
 2208 12:06:49.140969  [    0.254990] PM: RTC time: 12:06:46, date: 2023-01-04
 2209 12:06:49.144544  [    0.256131] NET: Registered protocol family 16
 2210 12:06:49.147566  
 2211 12:06:49.151238  [    0.257480] audit: initializing netlink subsys (disabled)
 2212 12:06:49.160889  [    0.258033] audit: type=2000 audit(1672834005.031:1): state=initialized audit_enabled=0 res=1
 2213 12:06:49.167366  [    0.259027] thermal_sys: Registered thermal governor 'step_wise'
 2214 12:06:49.174156  [    0.259034] thermal_sys: Registered thermal governor 'user_space'
 2215 12:06:49.180665  [    0.259656] cpuidle: using governor menu
 2216 12:06:49.183756  [    0.260429] ACPI: bus type PCI registered
 2217 12:06:49.193686  [    0.261449] PCI: MMCONFIG for domain 0000 [bus 00-3f] at [mem 0xe0000000-0xe3ffffff] (base 0xe0000000)
 2218 12:06:49.203520  [    0.261995] PCI: MMCONFIG at [mem 0xe0000000-0xe3ffffff] reserved in E820
 2219 12:06:49.206972  [    0.262627] PCI: Using configuration type 1 for base access
 2220 12:06:49.213338  [    0.291822] Kprobes globally optimized
 2221 12:06:49.219938  [    0.292153] HugeTLB registered 1.00 GiB page size, pre-allocated 0 pages
 2222 12:06:49.226570  [    0.292610] HugeTLB registered 2.00 MiB page size, pre-allocated 0 pages
 2223 12:06:49.236819  [    0.294173] cryptomgr_test (38) used greatest stack depth: 14880 bytes left
 2224 12:06:49.240456  [    0.297384] ACPI: Added _OSI(Module Device)
 2225 12:06:49.244678  [    0.297384] ACPI: Added _OSI(Processor Device)
 2226 12:06:49.252113  [    0.297404] ACPI: Added _OSI(3.0 _SCP Extensions)
 2227 12:06:49.255947  [    0.297818] ACPI: Added _OSI(Processor Aggregator Device)
 2228 12:06:49.263336  [    0.298995] ACPI: Added _OSI(Linux-Dell-Video)
 2229 12:06:49.266852  [    0.299391] ACPI: Added _OSI(Linux-Lenovo-NV-HDMI-Audio)
 2230 12:06:49.274364  [    0.299859] ACPI: Added _OSI(Linux-HPI-Hybrid-Graphics)
 2231 12:06:49.281830  [    0.315641] ACPI: 2 ACPI AML tables successfully acquired and loaded
 2232 12:06:49.285599  [    0.326126] ACPI: EC: EC started
 2233 12:06:49.289390  [    0.326444] ACPI: EC: interrupt blocked
 2234 12:06:49.293049  [    0.327753] ACPI: EC: EC_CMD/EC_SC=0x66, EC_DATA=0x62
 2235 12:06:49.304013  [    0.328995] ACPI: \_SB_.PCI0.LPCB.EC0_: Boot DSDT EC used to handle transactions
 2236 12:06:49.307199  [    0.329632] ACPI: Interpreter enabled
 2237 12:06:49.310624  [    0.330047] ACPI: (supports S0 S3 S4 S5)
 2238 12:06:49.316968  [    0.330399] ACPI: Using IOAPIC for interrupt routing
 2239 12:06:49.327076  [    0.330932] PCI: Using host bridge windows from ACPI; if necessary, use "pci=nocrs" and report a bug
 2240 12:06:49.330391  [    0.352794] ACPI: Power Resource [PRIC] (on)
 2241 12:06:49.337132  [    0.487659] ACPI: PCI Root Bridge [PCI0] (domain 0000 [bus 00-ff])
 2242 12:06:49.340061  
 2243 12:06:49.350127  [    0.489004] acpi PNP0A08:00: _OSC: OS supports [ExtendedConfig ASPM ClockPM Segments MSI HPX-Type3]
 2244 12:06:49.356377  [    0.490160] acpi PNP0A08:00: _OSC: OS now controls [PME PCIeCapability LTR]
 2245 12:06:49.369736  [    0.490844] acpi PNP0A08:00: [Firmware Info]: MMCONFIG for domain 0000 [bus 00-3f] only partially covers this bridge
 2246 12:06:49.373128  [    0.491768] PCI host bridge to bus 0000:00
 2247 12:06:49.379858  [    0.491994] pci_bus 0000:00: root bus resource [io  0x0000-0x0cf7 window]
 2248 12:06:49.389512  [    0.492584] pci_bus 0000:00: root bus resource [io  0x0d00-0xffff window]
 2249 12:06:49.396145  [    0.493993] pci_bus 0000:00: root bus resource [mem 0x000a0000-0x000bffff window]
 2250 12:06:49.405807  [    0.494639] pci_bus 0000:00: root bus resource [mem 0x000c0000-0x000c3fff window]
 2251 12:06:49.412658  [    0.494991] pci_bus 0000:00: root bus resource [mem 0x000c4000-0x000c7fff window]
 2252 12:06:49.422496  [    0.495637] pci_bus 0000:00: root bus resource [mem 0x000c8000-0x000cbfff window]
 2253 12:06:49.429016  [    0.495990] pci_bus 0000:00: root bus resource [mem 0x000cc000-0x000cffff window]
 2254 12:06:49.439171  [    0.496637] pci_bus 0000:00: root bus resource [mem 0x000d0000-0x000d3fff window]
 2255 12:06:49.445409  [    0.497992] pci_bus 0000:00: root bus resource [mem 0x000d4000-0x000d7fff window]
 2256 12:06:49.455340  [    0.498638] pci_bus 0000:00: root bus resource [mem 0x000d8000-0x000dbfff window]
 2257 12:06:49.464978  [    0.498991] pci_bus 0000:00: root bus resource [mem 0x000dc000-0x000dffff window]
 2258 12:06:49.471641  [    0.499637] pci_bus 0000:00: root bus resource [mem 0x000e0000-0x000e3fff window]
 2259 12:06:49.481511  [    0.499990] pci_bus 0000:00: root bus resource [mem 0x000e4000-0x000e7fff window]
 2260 12:06:49.488267  [    0.500636] pci_bus 0000:00: root bus resource [mem 0x000e8000-0x000ebfff window]
 2261 12:06:49.498224  [    0.500990] pci_bus 0000:00: root bus resource [mem 0x000ec000-0x000effff window]
 2262 12:06:49.504559  [    0.501636] pci_bus 0000:00: root bus resource [mem 0x000f0000-0x000fffff window]
 2263 12:06:49.514752  [    0.502992] pci_bus 0000:00: root bus resource [mem 0x80000001-0xdfffffff window]
 2264 12:06:49.521255  [    0.503639] pci_bus 0000:00: root bus resource [mem 0x800000000-0xbffffffff window]
 2265 12:06:49.531037  [    0.503991] pci_bus 0000:00: root bus resource [mem 0xfd000000-0xfe7fffff window]
 2266 12:06:49.541111  [    0.504637] pci_bus 0000:00: root bus resource [mem 0xfed40000-0xfed44fff window]
 2267 12:06:49.544410  [    0.504991] pci_bus 0000:00: root bus resource [bus 00-ff]
 2268 12:06:49.550613  [    0.505573] pci 0000:00:00.0: [8086:590c] type 00 class 0x060000
 2269 12:06:49.557717  [    0.507260] pci 0000:00:02.0: [8086:591c] type 00 class 0x030000
 2270 12:06:49.560897  
 2271 12:06:49.567140  [    0.507811] pci 0000:00:02.0: reg 0x10: [mem 0xd0000000-0xd0ffffff 64bit]
 2272 12:06:49.573617  [    0.509011] pci 0000:00:02.0: reg 0x18: [mem 0xc0000000-0xcfffffff 64bit pref]
 2273 12:06:49.580514  [    0.509648] pci 0000:00:02.0: reg 0x20: [io  0x1c00-0x1c3f]
 2274 12:06:49.586932  [    0.510884] pci 0000:00:04.0: [8086:1903] type 00 class 0x118000
 2275 12:06:49.597055  [    0.511021] pci 0000:00:04.0: reg 0x10: [mem 0xd1120000-0xd1127fff 64bit]
 2276 12:06:49.603397  [    0.512668] pci 0000:00:08.0: [8086:1911] type 00 class 0x088000
 2277 12:06:49.609799  [    0.514024] pci 0000:00:08.0: reg 0x10: [mem 0xd1130000-0xd1130fff 64bit]
 2278 12:06:49.616582  [    0.515525] pci 0000:00:14.0: [8086:9d2f] type 00 class 0x0c0330
 2279 12:06:49.623067  [    0.516034] pci 0000:00:14.0: reg 0x10: [mem 0xd1100000-0xd110ffff 64bit]
 2280 12:06:49.630036  [    0.516795] pci 0000:00:14.0: PME# supported from D3hot D3cold
 2281 12:06:49.635998  [    0.518055] pci 0000:00:14.2: [8086:9d31] type 00 class 0x118000
 2282 12:06:49.645857  [    0.518622] pci 0000:00:14.2: reg 0x10: [mem 0xd1131000-0xd1131fff 64bit]
 2283 12:06:49.652451  [    0.519923] pci 0000:00:15.0: [8086:9d60] type 00 class 0x118000
 2284 12:06:49.658880  [    0.521044] pci 0000:00:15.0: reg 0x10: [mem 0xd1132000-0xd1132fff 64bit]
 2285 12:06:49.665795  [    0.522745] pci 0000:00:15.1: [8086:9d61] type 00 class 0x118000
 2286 12:06:49.675548  [    0.523042] pci 0000:00:15.1: reg 0x10: [mem 0xd1133000-0xd1133fff 64bit]
 2287 12:06:49.681709  [    0.524776] pci 0000:00:19.0: [8086:9d66] type 00 class 0x118000
 2288 12:06:49.688315  [    0.525043] pci 0000:00:19.0: reg 0x10: [mem 0xfe034000-0xfe034fff 64bit]
 2289 12:06:49.695264  [    0.525663] pci 0000:00:19.0: reg 0x18: [mem 0xd1135000-0xd1135fff 64bit]
 2290 12:06:49.701718  [    0.528099] pci 0000:00:19.1: [8086:9d65] type 00 class 0x118000
 2291 12:06:49.711528  [    0.528674] pci 0000:00:19.1: reg 0x10: [mem 0xd1136000-0xd1136fff 64bit]
 2292 12:06:49.718235  [    0.530150] pci 0000:00:1c.0: [8086:9d10] type 01 class 0x060400
 2293 12:06:49.724647  [    0.530906] pci 0000:00:1c.0: PME# supported from D0 D3hot D3cold
 2294 12:06:49.731282  [    0.532064] pci 0000:00:1e.0: [8086:9d27] type 00 class 0x118000
 2295 12:06:49.737914  [    0.532637] pci 0000:00:1e.0: reg 0x10: [mem 0xd1137000-0xd1137fff 64bit]
 2296 12:06:49.744395  [    0.534113] pci 0000:00:1e.2: [8086:9d29] type 00 class 0x118000
 2297 12:06:49.750769  [    0.534684] pci 0000:00:1e.2: reg 0x10: [mem 0xd1138000-0xd1138fff 64bit]
 2298 12:06:49.757453  [    0.537103] pci 0000:00:1e.4: [8086:9d2b] type 00 class 0x080501
 2299 12:06:49.760581  
 2300 12:06:49.767209  [    0.537668] pci 0000:00:1e.4: reg 0x10: [mem 0xd1139000-0xd1139fff 64bit]
 2301 12:06:49.773912  [    0.539258] pci 0000:00:1e.6: [8086:9d2d] type 00 class 0x080501
 2302 12:06:49.780517  [    0.539827] pci 0000:00:1e.6: reg 0x10: [mem 0xd113a000-0xd113afff 64bit]
 2303 12:06:49.786847  [    0.541076] pci 0000:00:1f.0: [8086:9d4b] type 00 class 0x060100
 2304 12:06:49.793696  [    0.542667] pci 0000:00:1f.2: [8086:9d21] type 00 class 0x058000
 2305 12:06:49.800033  [    0.544029] pci 0000:00:1f.2: reg 0x10: [mem 0xd1128000-0xd112bfff]
 2306 12:06:49.806863  [    0.545618] pci 0000:00:1f.3: [8086:9d71] type 00 class 0x040100
 2307 12:06:49.809872  
 2308 12:06:49.816533  [    0.546041] pci 0000:00:1f.3: reg 0x10: [mem 0xd112c000-0xd112ffff 64bit]
 2309 12:06:49.823328  [    0.546693] pci 0000:00:1f.3: reg 0x20: [mem 0xd1110000-0xd111ffff 64bit]
 2310 12:06:49.829588  [    0.547117] pci 0000:00:1f.3: PME# supported from D3hot D3cold
 2311 12:06:49.836273  [    0.548690] pci 0000:00:1f.4: [8086:9d23] type 00 class 0x0c0500
 2312 12:06:49.842938  [    0.549061] pci 0000:00:1f.4: reg 0x10: [mem 0xd113c000-0xd113c0ff 64bit]
 2313 12:06:49.849647  [    0.549727] pci 0000:00:1f.4: reg 0x20: [io  0xefa0-0xefbf]
 2314 12:06:49.856357  [    0.552000] pci 0000:00:1f.5: [8086:9d24] type 00 class 0x000000
 2315 12:06:49.865913  [    0.552560] pci 0000:00:1f.5: reg 0x10: [mem 0xfe010000-0xfe010fff]
 2316 12:06:49.872675  [    0.554681] pci 0000:01:00.0: [8086:095a] type 00 class 0x028000
 2317 12:06:49.879263  [    0.555934] pci 0000:01:00.0: reg 0x10: [mem 0xd1000000-0xd1001fff 64bit]
 2318 12:06:49.885495  [    0.561236] pci 0000:01:00.0: PME# supported from D0 D3hot D3cold
 2319 12:06:49.892476  [    0.564291] pci 0000:00:1c.0: PCI bridge to [bus 01]
 2320 12:06:49.898954  [    0.564746] pci 0000:00:1c.0:   bridge window [mem 0xd1000000-0xd10fffff]
 2321 12:06:49.905567  [    0.566790] ACPI: PCI Interrupt Link [LNKA] (IRQs 3 4 5 6 10 12 14 15) *11
 2322 12:06:49.915363  [    0.567379] ACPI: PCI Interrupt Link [LNKB] (IRQs 3 4 5 6 *10 12 14 15)
 2323 12:06:49.922059  [    0.568370] ACPI: PCI Interrupt Link [LNKC] (IRQs 3 4 5 6 10 12 14 15) *11
 2324 12:06:49.928751  [    0.570372] ACPI: PCI Interrupt Link [LNKD] (IRQs 3 4 5 6 10 12 14 15) *11
 2325 12:06:49.938712  [    0.571367] ACPI: PCI Interrupt Link [LNKE] (IRQs 3 4 5 6 10 12 14 15) *11
 2326 12:06:49.944988  [    0.572367] ACPI: PCI Interrupt Link [LNKF] (IRQs 3 4 5 6 10 12 14 15) *11
 2327 12:06:49.951764  [    0.573385] ACPI: PCI Interrupt Link [LNKG] (IRQs 3 4 5 6 10 12 14 15) *11
 2328 12:06:49.961481  [    0.574393] ACPI: PCI Interrupt Link [LNKH] (IRQs 3 4 5 6 10 12 14 15) *11
 2329 12:06:49.964618  [    0.582784] ACPI: EC: interrupt unblocked
 2330 12:06:49.968139  [    0.582989] ACPI: EC: event unblocked
 2331 12:06:49.974463  [    0.583336] ACPI: EC: EC_CMD/EC_SC=0x66, EC_DATA=0x62
 2332 12:06:49.977889  [    0.583788] ACPI: EC: GPE=0x6e
 2333 12:06:49.984497  [    0.583996] ACPI: \_SB_.PCI0.LPCB.EC0_: Boot DSDT EC initialization complete
 2334 12:06:49.994574  [    0.584609] ACPI: \_SB_.PCI0.LPCB.EC0_: EC: Used to handle transactions and events
 2335 12:06:50.001093  [    0.586057] iommu: Default domain type: Translated 
 2336 12:06:50.007484  [    0.587223] pci 0000:00:02.0: vgaarb: setting as boot VGA device
 2337 12:06:50.017610  [    0.587628] pci 0000:00:02.0: vgaarb: VGA device added: decodes=io+mem,owns=io+mem,locks=none
 2338 12:06:50.023965  [    0.588019] pci 0000:00:02.0: vgaarb: bridge control possible
 2339 12:06:50.027369  [    0.588522] vgaarb: loaded
 2340 12:06:50.030740  [    0.589469] SCSI subsystem initialized
 2341 12:06:50.034006  [    0.590234] ACPI: bus type USB registered
 2342 12:06:50.040669  [    0.590752] usbcore: registered new interface driver usbfs
 2343 12:06:50.047091  [    0.591073] usbcore: registered new interface driver hub
 2344 12:06:50.053928  [    0.591590] usbcore: registered new device driver usb
 2345 12:06:50.057111  [    0.592148] pps_core: LinuxPPS API ver. 1 registered
 2346 12:06:50.067033  [    0.592586] pps_core: Software ver. 5.3.6 - Copyright 2005-2007 Rodolfo Giometti <giometti@linux.it>
 2347 12:06:50.073502  [    0.594011] PTP clock support registered
 2348 12:06:50.080296  [    0.595052] Advanced Linux Sound Architecture Driver Initialized.
 2349 12:06:50.083605  [    0.596847] NetLabel: Initializing
 2350 12:06:50.086704  [    0.596995] NetLabel:  domain hash size = 128
 2351 12:06:50.093319  [    0.597383] NetLabel:  protocols = UNLABELED CIPSOv4 CALIPSO
 2352 12:06:50.099981  [    0.597969] NetLabel:  unlabeled traffic allowed by default
 2353 12:06:50.106368  [    0.599154] PCI: Using ACPI for IRQ routing
 2354 12:06:50.113022  [    0.607445] clocksource: Switched to clocksource tsc-early
 2355 12:06:50.116390  [    1.097089] VFS: Disk quotas dquot_6.6.0
 2356 12:06:50.122922  [    1.097499] VFS: Dquot-cache hash table entries: 512 (order 0, 4096 bytes)
 2357 12:06:50.126199  [    1.098582] pnp: PnP ACPI init
 2358 12:06:50.135959  [    1.099865] system 00:00: [mem 0xfed10000-0xfed17fff] has been reserved
 2359 12:06:50.142511  [    1.100471] system 00:00: [mem 0xfed18000-0xfed18fff] has been reserved
 2360 12:06:50.148957  [    1.101066] system 00:00: [mem 0xfed19000-0xfed19fff] has been reserved
 2361 12:06:50.155691  [    1.101643] system 00:00: [mem 0xe0000000-0xe3ffffff] has been reserved
 2362 12:06:50.165502  [    1.102244] system 00:00: [mem 0xfed20000-0xfed3ffff] has been reserved
 2363 12:06:50.171898  [    1.102823] system 00:00: [mem 0xfed90000-0xfed93fff] could not be reserved
 2364 12:06:50.178606  [    1.103445] system 00:00: [mem 0xfed45000-0xfed8ffff] could not be reserved
 2365 12:06:50.188478  [    1.104068] system 00:00: [mem 0xff000000-0xffffffff] has been reserved
 2366 12:06:50.195039  [    1.104646] system 00:00: [mem 0xfee00000-0xfeefffff] has been reserved
 2367 12:06:50.201701  [    1.105239] system 00:00: [mem 0xfed00000-0xfed003ff] has been reserved
 2368 12:06:50.208095  [    1.106967] system 00:01: [io  0x1800-0x18fe] has been reserved
 2369 12:06:50.214850  [    1.107981] system 00:03: [io  0x0900-0x09fe] has been reserved
 2370 12:06:50.221461  [    1.108828] system 00:04: [io  0x0200] has been reserved
 2371 12:06:50.227977  [    1.109320] system 00:04: [io  0x0204] has been reserved
 2372 12:06:50.234661  [    1.109790] system 00:04: [io  0x0800-0x087f] has been reserved
 2373 12:06:50.241206  [    1.110327] system 00:04: [io  0x0880-0x08ff] has been reserved
 2374 12:06:50.244717  [    1.113764] pnp: PnP ACPI: found 6 devices
 2375 12:06:50.254145  [    1.131385] clocksource: acpi_pm: mask: 0xffffff max_cycles: 0xffffff, max_idle_ns: 2085701024 ns
 2376 12:06:50.261011  [    1.132303] NET: Registered protocol family 2
 2377 12:06:50.267357  [    1.132869] IP idents hash table entries: 65536 (order: 7, 524288 bytes, linear)
 2378 12:06:50.277222  [    1.135391] tcp_listen_portaddr_hash hash table entries: 2048 (order: 5, 163840 bytes, linear)
 2379 12:06:50.287320  [    1.136404] TCP established hash table entries: 32768 (order: 6, 262144 bytes, linear)
 2380 12:06:50.293689  [    1.137373] TCP bind hash table entries: 32768 (order: 9, 2359296 bytes, linear)
 2381 12:06:50.303646  [    1.140098] TCP: Hash tables configured (established 32768 bind 32768)
 2382 12:06:50.310365  [    1.141034] MPTCP token hash table entries: 4096 (order: 6, 360448 bytes, linear)
 2383 12:06:50.319943  [    1.142015] UDP hash table entries: 2048 (order: 6, 327680 bytes, linear)
 2384 12:06:50.326631  [    1.142903] UDP-Lite hash table entries: 2048 (order: 6, 327680 bytes, linear)
 2385 12:06:50.329733  [    1.143979] NET: Registered protocol family 1
 2386 12:06:50.333106  
 2387 12:06:50.339732  [    1.145206] RPC: Registered named UNIX socket transport module.
 2388 12:06:50.342980  [    1.145765] RPC: Registered udp transport module.
 2389 12:06:50.349719  [    1.146203] RPC: Registered tcp transport module.
 2390 12:06:50.356051  [    1.146619] RPC: Registered tcp NFSv4.1 backchannel transport module.
 2391 12:06:50.359557  [    1.147856] NET: Registered protocol family 44
 2392 12:06:50.365898  [    1.148295] pci 0000:00:1c.0: PCI bridge to [bus 01]
 2393 12:06:50.372593  [    1.148750] pci 0000:00:1c.0:   bridge window [mem 0xd1000000-0xd10fffff]
 2394 12:06:50.382624  [    1.149375] pci_bus 0000:00: resource 4 [io  0x0000-0x0cf7 window]
 2395 12:06:50.389288  [    1.149911] pci_bus 0000:00: resource 5 [io  0x0d00-0xffff window]
 2396 12:06:50.395672  [    1.150461] pci_bus 0000:00: resource 6 [mem 0x000a0000-0x000bffff window]
 2397 12:06:50.402404  [    1.151140] pci_bus 0000:00: resource 7 [mem 0x000c0000-0x000c3fff window]
 2398 12:06:50.412331  [    1.151735] pci_bus 0000:00: resource 8 [mem 0x000c4000-0x000c7fff window]
 2399 12:06:50.418686  [    1.152345] pci_bus 0000:00: resource 9 [mem 0x000c8000-0x000cbfff window]
 2400 12:06:50.425169  [    1.152940] pci_bus 0000:00: resource 10 [mem 0x000cc000-0x000cffff window]
 2401 12:06:50.434995  [    1.153555] pci_bus 0000:00: resource 11 [mem 0x000d0000-0x000d3fff window]
 2402 12:06:50.441601  [    1.154171] pci_bus 0000:00: resource 12 [mem 0x000d4000-0x000d7fff window]
 2403 12:06:50.451478  [    1.154774] pci_bus 0000:00: resource 13 [mem 0x000d8000-0x000dbfff window]
 2404 12:06:50.458141  [    1.155388] pci_bus 0000:00: resource 14 [mem 0x000dc000-0x000dffff window]
 2405 12:06:50.464781  [    1.156049] pci_bus 0000:00: resource 15 [mem 0x000e0000-0x000e3fff window]
 2406 12:06:50.474734  [    1.156651] pci_bus 0000:00: resource 16 [mem 0x000e4000-0x000e7fff window]
 2407 12:06:50.481152  [    1.157267] pci_bus 0000:00: resource 17 [mem 0x000e8000-0x000ebfff window]
 2408 12:06:50.487806  [    1.157870] pci_bus 0000:00: resource 18 [mem 0x000ec000-0x000effff window]
 2409 12:06:50.497645  [    1.158485] pci_bus 0000:00: resource 19 [mem 0x000f0000-0x000fffff window]
 2410 12:06:50.504188  [    1.159102] pci_bus 0000:00: resource 20 [mem 0x80000001-0xdfffffff window]
 2411 12:06:50.514168  [    1.159705] pci_bus 0000:00: resource 21 [mem 0x800000000-0xbffffffff window]
 2412 12:06:50.520773  [    1.160335] pci_bus 0000:00: resource 22 [mem 0xfd000000-0xfe7fffff window]
 2413 12:06:50.527488  [    1.160937] pci_bus 0000:00: resource 23 [mem 0xfed40000-0xfed44fff window]
 2414 12:06:50.536950  [    1.161553] pci_bus 0000:01: resource 1 [mem 0xd1000000-0xd10fffff]
 2415 12:06:50.543671  [    1.162680] pci 0000:00:02.0: Video device with shadowed ROM at [mem 0x000c0000-0x000dffff]
 2416 12:06:50.550497  [    1.165887] PCI: CLS 64 bytes, default 64
 2417 12:06:50.553643  [    1.166698] Unpacking initramfs...
 2418 12:06:50.556729  [    1.498522] Freeing initrd memory: 8236K
 2419 12:06:50.563465  [    1.499037] DMAR: Host address width 39
 2420 12:06:50.566571  [    1.499414] DMAR: DRHD base: 0x000000fed90000 flags: 0x0
 2421 12:06:50.576874  [    1.499950] DMAR: dmar0: reg_base_addr fed90000 ver 1:0 cap 1c0000c40660462 ecap 19e2ff0505e
 2422 12:06:50.583446  [    1.500699] DMAR: RMRR base: 0x0000007b800000 end: 0x0000007fffffff
 2423 12:06:50.586615  
 2424 12:06:50.589625  [    1.501359] DMAR: DRHD base: 0x000000fed91000 flags: 0x1
 2425 12:06:50.599804  [    1.501847] DMAR: dmar1: reg_base_addr fed91000 ver 1:0 cap d2008c40660462 ecap f050da
 2426 12:06:50.606161  [    1.502653] PCI-DMA: Using software bounce buffering for IO (SWIOTLB)
 2427 12:06:50.616340  [    1.503233] software IO TLB: mapped [mem 0x0000000076998000-0x000000007a998000] (64MB)
 2428 12:06:50.625775  [    1.504141] RAPL PMU: API unit is 2^-32 Joules, 5 fixed counters, 655360 ms ovfl timer
 2429 12:06:50.632444  [    1.504826] RAPL PMU: hw unit of domain pp0-core 2^-14 Joules
 2430 12:06:50.635919  [    1.505351] RAPL PMU: hw unit of domain package 2^-14 Joules
 2431 12:06:50.639228  
 2432 12:06:50.642352  [    1.505847] RAPL PMU: hw unit of domain dram 2^-14 Joules
 2433 12:06:50.648922  [    1.506338] RAPL PMU: hw unit of domain pp1-gpu 2^-14 Joules
 2434 12:06:50.655351  [    1.506832] RAPL PMU: hw unit of domain psys 2^-14 Joules
 2435 12:06:50.662202  [    1.509428] kvm: already loaded the other module
 2436 12:06:50.668786  [    1.525690] check: Scanning for low memory corruption every 60 seconds
 2437 12:06:50.672306  [    1.530190] Initialise system trusted keyrings
 2438 12:06:50.682135  [    1.530831] workingset: timestamp_bits=56 max_order=20 bucket_order=0
 2439 12:06:50.685469  [    1.555612] NFS: Registering the id_resolver key type
 2440 12:06:50.691822  [    1.556125] Key type id_resolver registered
 2441 12:06:50.695085  [    1.556526] Key type id_legacy registered
 2442 12:06:50.701449  [    1.577605] Key type asymmetric registered
 2443 12:06:50.704924  [    1.578027] Asymmetric key parser 'x509' registered
 2444 12:06:50.714822  [    1.578520] Block layer SCSI generic (bsg) driver version 0.4 loaded (major 249)
 2445 12:06:50.718087  [    1.579197] io scheduler mq-deadline registered
 2446 12:06:50.724468  [    1.579600] io scheduler kyber registered
 2447 12:06:50.728056  [    1.580244] test_firmware: interface ready
 2448 12:06:50.734688  [    1.582499] pcieport 0000:00:1c.0: PME: Signaling with IRQ 120
 2449 12:06:50.737805  [    1.584577] ACPI: AC Adapter [AC] (on-line)
 2450 12:06:50.750964  [    1.585434] input: Lid Switch as /devices/LNXSYSTM:00/LNXSYBUS:00/PNP0A08:00/device:03/PNP0C09:00/PNP0C0D:00/input/input0
 2451 12:06:50.754292  [    1.587289] ACPI: Lid Switch [LID0]
 2452 12:06:50.764244  [    1.587932] input: Power Button as /devices/LNXSYSTM:00/LNXPWRBN:00/input/input1
 2453 12:06:50.767433  [    1.588896] ACPI: Power Button [PWRF]
 2454 12:06:50.774099  [    1.589747] ACPI: \_PR_.CP00: Found 3 idle states
 2455 12:06:50.777558  [    1.591214] ACPI: \_PR_.CP01: Found 3 idle states
 2456 12:06:50.784024  [    1.592348] ACPI: \_PR_.CP02: Found 3 idle states
 2457 12:06:50.790818  [    1.593524] ACPI: \_PR_.CP03: Found 3 idle states
 2458 12:06:50.797331  [    1.595697] Serial: 8250/16550 driver, 4 ports, IRQ sharing enabled
 2459 12:06:50.800467  [    1.599930] hpet_acpi_add: no address or irqs in _CRS
 2460 12:06:50.807042  [    1.600545] battery: ACPI: Battery Slot [BAT0] (battery present)
 2461 12:06:50.810366  
 2462 12:06:50.813559  [    1.600682] Non-volatile memory driver v1.3
 2463 12:06:50.816672  [    1.601670] Linux agpgart interface v0.103
 2464 12:06:50.823460  [    1.605300] i915 0000:00:02.0: vgaarb: deactivate vga console
 2465 12:06:50.836544  [    1.658237] i915 0000:00:02.0: vgaarb: changed VGA decodes: olddecodes=io+mem,decodes=io+mem:owns=io+mem
 2466 12:06:50.846193  [    1.660058] i915 0000:00:02.0: [drm] Finished loading DMC firmware i915/kbl_dmc_ver1_04.bin (v1.4)
 2467 12:06:50.852921  [    1.702320] [drm] Initialized i915 1.6.0 20200917 for 0000:00:02.0 on minor 0
 2468 12:06:50.859678  [    1.706855] [drm] Initialized vgem 1.0.0 20120112 for vgem on minor 1
 2469 12:06:50.862673  [    1.729249] loop: module loaded
 2470 12:06:50.872509  [    1.730644] lkdtm: No crash points registered, enable through debugfs
 2471 12:06:50.875715  [    1.760322] printk: console [ttyS0] disabled
 2472 12:06:50.885653  [    1.761812] dw-apb-uart.2: ttyS0 at MMIO 0xfe034000 (irq = 32, base_baud = 115200) is a 16550A
 2473 12:06:50.892461  [    2.563226] tsc: Refined TSC clocksource calibration: 1608.000 MHz
 2474 12:06:50.895631  [    2.563537] printk: console [ttyS0] enabled
 2475 12:06:50.908856  [    2.575222] clocksource: tsc: mask: 0xffffffffffffffff max_cycles: 0x172daa3a18b, max_idle_ns: 440795212390 ns
 2476 12:06:50.918642  [    2.600088] dw-apb-uart.4: ttyS1 at MMIO 0xd1137000 (irq = 20, base_baud = 115200) is a 16550A
 2477 12:06:50.981712  [    5.178745] clocksource: Switched to clocksource tsc
 2478 12:06:50.988210  [    5.178861] fbcon: i915drmfb (fb0) is primary device
 2479 12:06:50.994707  [    5.181511] pxa2xx-spi pxa2xx-spi.5: no DMA channels available, using PIO
 2480 12:06:51.001295  [    5.191944] e100: Intel(R) PRO/100 Network Driver
 2481 12:06:51.008078  [    5.191949] e100: Copyright(c) 1999-2006 Intel Corporation
 2482 12:06:51.011658  [    5.192059] e1000: Intel(R) PRO/1000 Network Driver
 2483 12:06:51.017817  [    5.192062] e1000: Copyright (c) 1999-2006 Intel Corporation.
 2484 12:06:51.024524  [    5.192162] e1000e: Intel(R) PRO/1000 Network Driver
 2485 12:06:51.031279  [    5.192165] e1000e: Copyright(c) 1999 - 2015 Intel Corporation.
 2486 12:06:51.034367  [    5.192271] sky2: driver version 1.30
 2487 12:06:51.041120  [    5.192665] usbcore: registered new interface driver r8152
 2488 12:06:51.047778  [    5.193342] ehci_hcd: USB 2.0 'Enhanced' Host Controller (EHCI) Driver
 2489 12:06:51.054481  [    5.193414] ehci-pci: EHCI PCI platform driver
 2490 12:06:51.062942  [    5.193564] ohci_hcd: USB 1.1 'Open' Host Controller (OHCI) Driver
 2491 12:06:51.065857  [    5.193594] ohci-pci: OHCI PCI platform driver
 2492 12:06:51.072540  [    5.193880] uhci_hcd: USB Universal Host Controller Interface driver
 2493 12:06:51.079236  [    5.193954] tpm_tis_spi spi-PRP0001:00: TPM ready IRQ confirmed on attempt 2
 2494 12:06:51.085948  [    5.196259] xhci_hcd 0000:00:14.0: xHCI Host Controller
 2495 12:06:51.095999  [    5.198115] xhci_hcd 0000:00:14.0: new USB bus registered, assigned bus number 1
 2496 12:06:51.105931  [    5.199754] xhci_hcd 0000:00:14.0: hcc params 0x200077c1 hci version 0x100 quirks 0x0000000081109810
 2497 12:06:51.112209  [    5.199894] xhci_hcd 0000:00:14.0: cache line size of 64 is not supported
 2498 12:06:51.122271  [    5.204293] usb usb1: New USB device found, idVendor=1d6b, idProduct=0002, bcdDevice= 5.10
 2499 12:06:51.128836  [    5.204353] usb usb1: New USB device strings: Mfr=3, Product=2, SerialNumber=1
 2500 12:06:51.135718  [    5.204361] usb usb1: Product: xHCI Host Controller
 2501 12:06:51.142154  [    5.204368] usb usb1: Manufacturer: Linux 5.10.162-cip23 xhci-hcd
 2502 12:06:51.148908  [    5.204375] usb usb1: SerialNumber: 0000:00:14.0
 2503 12:06:51.152270  [    5.207565] hub 1-0:1.0: USB hub found
 2504 12:06:51.155652  [    5.207892] hub 1-0:1.0: 12 ports detected
 2505 12:06:51.162460  [    5.216376] xhci_hcd 0000:00:14.0: xHCI Host Controller
 2506 12:06:51.168877  [    5.217198] xhci_hcd 0000:00:14.0: new USB bus registered, assigned bus number 2
 2507 12:06:51.172289  
 2508 12:06:51.178863  [    5.217220] xhci_hcd 0000:00:14.0: Host supports USB 3.0 SuperSpeed
 2509 12:06:51.185626  [    5.217946] usb usb2: New USB device found, idVendor=1d6b, idProduct=0003, bcdDevice= 5.10
 2510 12:06:51.195395  [    5.217980] usb usb2: New USB device strings: Mfr=3, Product=2, SerialNumber=1
 2511 12:06:51.213537  [    5.218013] usb usb2: Product: xHCI Host Controller
 2512 12:06:51.214170  [    5.218019] usb usb2: Manufacturer: Linux 5.10.162-cip23 xhci-hcd
 2513 12:06:51.214416  [    5.218025] usb usb2: SerialNumber: 0000:00:14.0
 2514 12:06:51.220672  [    5.218316] tpm_tis_spi spi-PRP0001:00: 2.0 TPM (device-id 0x28, rev-id 0)
 2515 12:06:51.223533  [    5.220578] hub 2-0:1.0: USB hub found
 2516 12:06:51.230338  [    5.220772] hub 2-0:1.0: 6 ports detected
 2517 12:06:51.233815  [    5.225394] usbcore: registered new interface driver usblp
 2518 12:06:51.240921  [    5.225575] usbcore: registered new interface driver usb-storage
 2519 12:06:51.247743  [    5.226012] Console: switching to colour frame buffer device 240x67
 2520 12:06:51.257559  [    5.226630] udc-core: couldn't find an available UDC - added [g_ether] to list of pending drivers
 2521 12:06:51.267471  [    5.226842] i8042: PNP: PS/2 Controller [PNP0303:PS2K] at 0x60,0x64 irq 1
 2522 12:06:51.278028  [    5.226849] i8042: PNP: PS/2 appears to have AUX port disabled, if this is incorrect please boot with i8042.nopnp
 2523 12:06:51.281100  [    5.227904] i8042: Warning: Keylock active
 2524 12:06:51.287830  [    5.228362] serio: i8042 KBD port at 0x60,0x64 irq 1
 2525 12:06:51.294479  [    5.231567] rtc_cmos 00:02: RTC can wake from S4
 2526 12:06:51.304195  [    5.234274] input: AT Translated Set 2 keyboard as /devices/platform/i8042/serio0/input/input2
 2527 12:06:51.307397  [    5.235128] rtc_cmos 00:02: registered as rtc0
 2528 12:06:51.313945  [    5.235496] rtc_cmos 00:02: alarms up to one month, 242 bytes nvram
 2529 12:06:51.320811  [    5.237350] i801_smbus 0000:00:1f.4: SPD Write Disable is set
 2530 12:06:51.327449  [    5.242672] i915 0000:00:02.0: [drm] fb0: i915drmfb frame buffer device
 2531 12:06:51.333885  [    5.248338] i801_smbus 0000:00:1f.4: SMBus using PCI interrupt
 2532 12:06:51.344093  [    5.455037] usb 1-3: new full-speed USB device number 2 using xhci_hcd
 2533 12:06:51.347116  [    5.456959] i2c i2c-9: 2/2 memory slots populated (from DMI)
 2534 12:06:51.360702  [    5.541711] 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
 2535 12:06:51.370357  [    5.545127] device-mapper: ioctl: 4.43.0-ioctl (2020-10-01) initialised: dm-devel@redhat.com
 2536 12:06:51.380512  [    5.597063] usb 1-3: New USB device found, idVendor=8087, idProduct=0a2a, bcdDevice= 0.03
 2537 12:06:51.387207  [    5.603429] intel_pstate: Intel P-state driver initializing
 2538 12:06:51.393517  [    5.609826] usb 1-3: New USB device strings: Mfr=0, Product=0, SerialNumber=0
 2539 12:06:51.400151  [    5.655639] intel_pstate: HWP enabled
 2540 12:06:51.406839  [    5.659790] sdhci: Secure Digital Host Controller Interface driver
 2541 12:06:51.410024  [    5.666716] sdhci: Copyright(c) Pierre Ossman
 2542 12:06:51.420037  [    5.671618] sdhci-pci 0000:00:1e.4: SDHCI controller found [8086:9d2b] (rev 21)
 2543 12:06:51.426682  [    5.681056] mmc0: SDHCI controller on PCI [0000:00:1e.4] using ADMA 64-bit
 2544 12:06:51.436621  [    5.689001] sdhci-pci 0000:00:1e.6: SDHCI controller found [8086:9d2d] (rev 21)
 2545 12:06:51.443371  [    5.698473] hid: raw HID events driver (C) Jiri Kosina
 2546 12:06:51.449832  [    5.704684] usbcore: registered new interface driver usbhid
 2547 12:06:51.453406  [    5.710921] usbhid: USB HID core driver
 2548 12:06:51.463245  [    5.715278] usb 2-3: new SuperSpeed Gen 1 USB device number 2 using xhci_hcd
 2549 12:06:51.476993  [    5.715740] input: Tablet Mode Switch as /devices/LNXSYSTM:00/LNXSYBUS:00/PNP0A08:00/device:03/PNP0C09:00/GOOG0006:00/input/input3
 2550 12:06:51.484384  [    5.736871] usb 2-3: New USB device found, idVendor=0bda, idProduct=8153, bcdDevice=31.00
 2551 12:06:51.491371  [    5.741217] cros_ec_lpcs GOOG0004:00: Chrome EC device registered
 2552 12:06:51.501181  [    5.746083] usb 2-3: New USB device strings: Mfr=1, Product=2, SerialNumber=6
 2553 12:06:51.510886  [    5.753653] snd_hda_intel 0000:00:1f.3: DSP detected with PCI class/subclass/prog-if info 0x040100
 2554 12:06:51.514542  [    5.760866] usb 2-3: Product: USB 10/100/1000 LAN
 2555 12:06:51.521125  [    5.771810] ipip: IPv4 and MPLS over IPv4 tunneling driver
 2556 12:06:51.524315  [    5.776135] usb 2-3: Manufacturer: Realtek
 2557 12:06:51.527818  
 2558 12:06:51.530860  [    5.776138] usb 2-3: SerialNumber: 001000001
 2559 12:06:51.537613  [    5.782603] gre: GRE over IPv4 demultiplexor driver
 2560 12:06:51.540887  [    5.797110] ip_gre: GRE over IPv4 tunneling driver
 2561 12:06:51.550647  [    5.802585] snd_hda_intel 0000:00:1f.3: bound 0000:00:02.0 (ops i915_audio_component_bind_ops)
 2562 12:06:51.557753  [    5.803630] IPv4 over IPsec tunneling driver
 2563 12:06:51.560670  [    5.817326] Initializing XFRM netlink socket
 2564 12:06:51.567281  [    5.822661] NET: Registered protocol family 10
 2565 12:06:51.570698  [    5.829101] Segment Routing with IPv6
 2566 12:06:51.573828  
 2567 12:06:51.580293  [    5.829298] snd_hda_intel 0000:00:1f.3: Cannot probe codecs, giving up
 2568 12:06:51.583810  [    5.833886] ip6_gre: GRE over IPv6 tunneling driver
 2569 12:06:51.590420  [    5.846344] NET: Registered protocol family 17
 2570 12:06:51.597190  [    5.850076] usb 1-9: new high-speed USB device number 3 using xhci_hcd
 2571 12:06:51.603845  [    5.851485] 8021q: 802.1Q VLAN Support v1.8
 2572 12:06:51.607059  [    5.863352] Key type dns_resolver registered
 2573 12:06:51.613996  [    5.868860] microcode: sig=0x806e9, pf=0x10, revision=0x98
 2574 12:06:51.620722  [    5.875125] microcode: Microcode Update Driver: v2.2.
 2575 12:06:51.623791  [    5.875131] IPI shorthand broadcast: enabled
 2576 12:06:51.633699  [    5.885595] sched_clock: Marking stable (5798676868, 86882532)->(5979566583, -94007183)
 2577 12:06:51.637170  [    5.894824] registered taskstats version 1
 2578 12:06:51.640429  
 2579 12:06:51.643811  [    5.899417] Loading compiled-in X.509 certificates
 2580 12:06:51.650370  [    5.905738] mmc0: new HS400 MMC card at address 0001
 2581 12:06:51.660334  [    5.906941] sdhci-pci 0000:00:1e.6: SDHCI controller found [8086:9d2d] (rev 21)
 2582 12:06:51.663768  [    5.911976] mmcblk0: mmc0:0001 DA4064 58.2 GiB 
 2583 12:06:51.673623  [    5.921447] sdhci-pci 0000:00:1e.6: SDHCI controller found [8086:9d2d] (rev 21)
 2584 12:06:51.680429  [    5.929456] mmcblk0boot0: mmc0:0001 DA4064 partition 1 4.00 MiB
 2585 12:06:51.683649  [    5.934375] PM:   Magic number: 7:604:126
 2586 12:06:51.690144  [    5.939635] mmcblk0boot1: mmc0:0001 DA4064 partition 2 4.00 MiB
 2587 12:06:51.693658  [    5.944059] acpi device:01: hash matches
 2588 12:06:51.699986  [    5.955180] printk: console [netcon0] enabled
 2589 12:06:51.706603  [    5.955246] mmcblk0rpmb: mmc0:0001 DA4064 partition 3 16.0 MiB, chardev (246:0)
 2590 12:06:51.713390  [    5.960061] netconsole: network logging started
 2591 12:06:51.744209  [    5.999810]  mmcblk0: p1 p2 p3 p4 p5 p6 p7 p8 p9 p10 p11 p12
 2592 12:06:51.763115  [    6.015531] sdhci-pci 0000:00:1e.6: SDHCI controller found [8086:9d2d] (rev 21)
 2593 12:06:51.779615  [    6.032080] usb 1-9: New USB device found, idVendor=13d3, idProduct=56d4, bcdDevice=18.07
 2594 12:06:51.789313  [    6.041279] usb 1-9: New USB device strings: Mfr=3, Product=1, SerialNumber=2
 2595 12:06:51.792802  [    6.049277] usb 1-9: Product: USB2.0 HD UVC WebCam
 2596 12:06:51.799276  [    6.054643] usb 1-9: Manufacturer: Azurewave
 2597 12:06:51.802546  [    6.059447] usb 1-9: SerialNumber: 0x0001
 2598 12:06:51.824655  [    6.076979] sdhci-pci 0000:00:1e.6: SDHCI controller found [8086:9d2d] (rev 21)
 2599 12:06:51.866583  [    6.119319] usb 2-3: reset SuperSpeed Gen 1 USB device number 2 using xhci_hcd
 2600 12:06:51.917565  [    6.170039] r8152 2-3:1.0: load rtl8153b-2 v1 10/23/19 successfully
 2601 12:06:51.955410  [    6.211202] r8152 2-3:1.0 eth0: v1.11.11
 2602 12:06:51.962068  [    6.216342] sdhci-pci 0000:00:1e.6: SDHCI controller found [8086:9d2d] (rev 21)
 2603 12:06:51.968738  [    6.217084] IP-Config: Failed to open gretap0
 2604 12:06:51.972126  [    6.229497] IP-Config: Failed to open erspan0
 2605 12:06:53.540499  [    6.252220] Sending DHCP requests .
 2606 12:06:53.547055  [    7.796217] IPv6: ADDRCONF(NETDEV_CHANGE): eth0: link becomes ready
 2607 12:06:53.550285  [    7.807813] r8152 2-3:1.0 eth0: carrier on
 2608 12:06:54.484174  [    8.737139] ., OK
 2609 12:06:54.493866  [    8.745413] IP-Config: Got DHCP answer from 192.168.201.1, my address is 192.168.201.18
 2610 12:06:54.497010  [    8.754378] IP-Config: Complete:
 2611 12:06:54.510378  [    8.758019]      device=eth0, hwaddr=00:e0:4c:68:0a:98, ipaddr=192.168.201.18, mask=255.255.255.0, gw=192.168.201.1
 2612 12:06:54.516689  [    8.769692]      host=asus-C433TA-AJ0005-rammus-cbg-2, domain=lava-rack, nis-domain=(none)
 2613 12:06:54.526610  [    8.778935]      bootserver=192.168.201.1, rootserver=192.168.201.1, rootpath=
 2614 12:06:54.529857  [    8.778937]      nameserver0=192.168.201.1
 2615 12:06:54.539985  [    8.791832] cfg80211: Loading compiled-in X.509 certificates for regulatory database
 2616 12:06:54.550682  [    8.803393] modprobe (101) used greatest stack depth: 14208 bytes left
 2617 12:06:54.557480  [    8.806572] cfg80211: Loaded X.509 cert 'sforshee: 00b28ddf47aef9cea7'
 2618 12:06:54.567333  [    8.818273] platform regulatory.0: Direct firmware load for regulatory.db failed with error -2
 2619 12:06:54.570530  [    8.819112] ALSA device list:
 2620 12:06:54.577291  [    8.828023] cfg80211: failed to load regulatory.db
 2621 12:06:54.580286  [    8.831309]   No soundcards found.
 2622 12:06:54.586797  [    8.841191] dw-apb-uart dw-apb-uart.2: forbid DMA for kernel console
 2623 12:06:54.595728  [    8.851600] Freeing unused kernel image (initmem) memory: 2024K
 2624 12:06:54.614132  [    8.870292] Write protecting the kernel read-only data: 28672k
 2625 12:06:54.625371  [    8.877960] Freeing unused kernel image (text/rodata gap) memory: 2028K
 2626 12:06:54.631927  [    8.885719] Freeing unused kernel image (rodata/data gap) memory: 164K
 2627 12:06:54.635226  [    8.893064] Run /init as init process
 2628 12:06:54.648663  [    8.901290] mount (110) used greatest stack depth: 13688 bytes left
 2629 12:06:54.648748  Loading, please wait...
 2630 12:06:54.660973  Starting version 247.3-7+deb11u1
 2631 12:06:54.869108  [    9.121603] cros-usbpd-notify-acpi GOOG0003:00: Couldn't get Chrome EC device pointer.
 2632 12:06:54.878944  [    9.131493] sdhci-pci 0000:00:1e.6: SDHCI controller found [8086:9d2d] (rev 21)
 2633 12:06:54.911839  [    9.164321] sdhci-pci 0000:00:1e.6: SDHCI controller found [8086:9d2d] (rev 21)
 2634 12:06:54.968534  [    9.221085] sdhci-pci 0000:00:1e.6: SDHCI controller found [8086:9d2d] (rev 21)
 2635 12:06:54.980514  [    9.231692] sdhci-pci 0000:00:1e.6: SDHCI controller found [8086:9d2d] (rev 21)
 2636 12:06:54.988188  [    9.241879] sdhci-pci 0000:00:1e.6: SDHCI controller found [8086:9d2d] (rev 21)
 2637 12:06:55.003018  [    9.255653] sdhci-pci 0000:00:1e.6: SDHCI controller found [8086:9d2d] (rev 21)
 2638 12:06:55.018040  [    9.270116] sdhci-pci 0000:00:1e.6: SDHCI controller found [8086:9d2d] (rev 21)
 2639 12:06:55.028017  [    9.280578] sdhci-pci 0000:00:1e.6: SDHCI controller found [8086:9d2d] (rev 21)
 2640 12:06:55.039094  Begin: Loading essential drivers ... done.
 2641 12:06:55.042765  Begin: Running /scripts/init-premount ... done.
 2642 12:06:55.052471  Begin: Mounting root file system ... Begin: Running /scripts/nfs-top ... done.
 2643 12:06:55.062536  Begin: Running /scripts/nfs-premount ... Waiting up to 60 secs for any ethernet to become available
 2644 12:06:55.065785  Device /sys/class/net/erspan0 found
 2645 12:06:55.066174  done.
 2646 12:06:55.072418  IP-Config: gretap0 hardware address 00:00:00:00:00:00 mtu 1462 DHCP
 2647 12:06:55.075535  SIOCSIFFLAGS: Cannot assign requested address
 2648 12:06:55.082304  IP-Config: erspan0 hardware address 00:00:00:00:00:00 mtu 1450 DHCP
 2649 12:06:55.085729  
 2650 12:06:55.088962  SIOCSIFFLAGS: Cannot assign requested address
 2651 12:06:55.095583  IP-Config: eth0 hardware address 00:e0:4c:68:0a:98 mtu 1500 DHCP
 2652 12:06:55.098820  IP-Config: eth0 complete (dhcp from 192.168.201.1):
 2653 12:06:55.108753   address: 192.168.201.18   broadcast: 192.168.201.255  netmask: 255.255.255.0   
 2654 12:06:55.121972   gateway: 192.168.201.1    dns0     : 192.168.201.1    [    9.373327] ipconfig (169) used greatest stack depth: 13464 bytes left
 2655 12:06:55.125073  dns1   : 0.0.0.0         
 2656 12:06:55.131147   host   : asus-C433TA-AJ0005-rammus-cbg-2                                 
 2657 12:06:55.137755   domain : lava-rack                                                       
 2658 12:06:55.141255   rootserver: 192.168.201.1 rootpath: 
 2659 12:06:55.144356   filename  : 
 2660 12:06:55.190313  [    9.442800] nfsmount (170) used greatest stack depth: 12688 bytes left
 2661 12:06:55.190783  done.
 2662 12:06:55.203160  Begin: Running /scripts/nfs-bottom ... done.
 2663 12:06:55.230369  Begin: Running /scripts/init-bottom ... done.
 2664 12:06:56.277586  SELinux:  Could not open policy file <= /etc/selinux/targeted/policy/policy.33:  No such file or directory
 2665 12:06:56.440289  [   10.675693] systemd[1]: systemd 247.3-7+deb11u1 running in system mode. (+PAM +AUDIT +SELINUX +IMA +APPARMOR +SMACK +SYSVINIT +UTMP +LIBCRYPTSETUP +GCRYPT +GNUTLS +ACL +XZ +LZ4 +ZSTD +SECCOMP +BLKID +ELFUTILS +KMOD +IDN2 -IDN +PCRE2 default-hierarchy=unified)
 2666 12:06:56.457682  [   10.713413] systemd[1]: Detected architecture x86-64.
 2667 12:06:56.478446  
 2668 12:06:56.481825  Welcome to Debian GNU/Linux 11 (bullseye)!
 2669 12:06:56.482350  
 2670 12:06:56.490935  [   10.746430] systemd[1]: Set hostname to <debian-bullseye-amd64>.
 2671 12:06:56.494113  
 2672 12:06:57.148209  [   11.400732] systemd[1]: Queued start job for default target Graphical Interface.
 2673 12:06:57.156469  [   11.412141] systemd[1]: Created slice system-getty.slice.
 2674 12:06:57.163067  [  OK  ] Created slice system-getty.slice.
 2675 12:06:57.173297  [   11.428648] systemd[1]: Created slice system-modprobe.slice.
 2676 12:06:57.182774  [  OK  ] Created slice system-modprobe.slice.
 2677 12:06:57.189420  [   11.444687] systemd[1]: Created slice system-serial\x2dgetty.slice.
 2678 12:06:57.199593  [  OK  ] Created slice system-serial\x2dgetty.slice.
 2679 12:06:57.206409  [   11.461614] systemd[1]: Created slice User and Session Slice.
 2680 12:06:57.216168  [  OK  ] Created slice User and Session Slice.
 2681 12:06:57.226044  [   11.477558] systemd[1]: Started Dispatch Password Requests to Console Directory Watch.
 2682 12:06:57.235980  [  OK  ] Started Dispatch Password …ts to Console Directory Watch.
 2683 12:06:57.245842  [   11.496445] systemd[1]: Started Forward Password Requests to Wall Directory Watch.
 2684 12:06:57.252041  [  OK  ] Started Forward Password R…uests to Wall Directory Watch.
 2685 12:06:57.269442  [   11.518235] systemd[1]: Set up automount Arbitrary Executable File Formats File System Automount Point.
 2686 12:06:57.278811  [  OK  ] Set up automount Arbitrary…s File System Automount Point.
 2687 12:06:57.286010  [   11.541377] systemd[1]: Reached target Local Encrypted Volumes.
 2688 12:06:57.295809  [  OK  ] Reached target Local Encrypted Volumes.
 2689 12:06:57.302347  [   11.557297] systemd[1]: Reached target Paths.
 2690 12:06:57.305561  [  OK  ] Reached target Paths.
 2691 12:06:57.312792  [   11.568253] systemd[1]: Reached target Remote File Systems.
 2692 12:06:57.322384  [  OK  ] Reached target Remote File Systems.
 2693 12:06:57.329011  [   11.584328] systemd[1]: Reached target Slices.
 2694 12:06:57.335789  [  OK  ] Reached target Slices.
 2695 12:06:57.338823  [   11.595251] systemd[1]: Reached target Swap.
 2696 12:06:57.345531  [  OK  ] Reached target Swap.
 2697 12:06:57.352090  [   11.606566] systemd[1]: Listening on initctl Compatibility Named Pipe.
 2698 12:06:57.361752  [  OK  ] Listening on initctl Compatibility Named Pipe.
 2699 12:06:57.368940  [   11.624474] systemd[1]: Listening on Journal Audit Socket.
 2700 12:06:57.375632  [  OK  ] Listening on Journal Audit Socket.
 2701 12:06:57.378457  
 2702 12:06:57.385887  [   11.641317] systemd[1]: Listening on Journal Socket (/dev/log).
 2703 12:06:57.396032  [  OK  ] Listening on Journal Socket (/dev/log).
 2704 12:06:57.402660  [   11.657668] systemd[1]: Listening on Journal Socket.
 2705 12:06:57.409203  [  OK  ] Listening on Journal Socket.
 2706 12:06:57.421284  [   11.673342] systemd[1]: Listening on Network Service Netlink Socket.
 2707 12:06:57.427549  [  OK  ] Listening on Network Service Netlink Socket.
 2708 12:06:57.437595  [   11.693236] systemd[1]: Listening on udev Control Socket.
 2709 12:06:57.444238  [  OK  ] Listening on udev Control Socket.
 2710 12:06:57.452930  [   11.708615] systemd[1]: Listening on udev Kernel Socket.
 2711 12:06:57.459355  [  OK  ] Listening on udev Kernel Socket.
 2712 12:06:57.470506  [   11.726235] systemd[1]: Mounting Huge Pages File System...
 2713 12:06:57.477059           Mounting Huge Pages File System...
 2714 12:06:57.490599  [   11.742892] systemd[1]: Mounting POSIX Message Queue File System...
 2715 12:06:57.496962           Mounting POSIX Message Queue File System...
 2716 12:06:57.505293  [   11.760895] systemd[1]: Mounting Kernel Debug File System...
 2717 12:06:57.511700           Mounting Kernel Debug File System...
 2718 12:06:57.522078  [   11.777891] systemd[1]: Mounting Kernel Trace File System...
 2719 12:06:57.528833           Mounting Kernel Trace File System...
 2720 12:06:57.548011  [   11.800267] systemd[1]: Starting Create list of static device nodes for the current kernel...
 2721 12:06:57.557969           Starting Create list of st…odes for the current kernel...
 2722 12:06:57.565372  [   11.820923] systemd[1]: Starting Load Kernel Module configfs...
 2723 12:06:57.572286           Starting Load Kernel Module configfs...
 2724 12:06:57.578986  [   11.831468] mount (200) used greatest stack depth: 12624 bytes left
 2725 12:06:57.586948  [   11.842643] systemd[1]: Starting Load Kernel Module drm...
 2726 12:06:57.593670           Starting Load Kernel Module drm...
 2727 12:06:57.600895  [   11.856732] systemd[1]: Starting Load Kernel Module fuse...
 2728 12:06:57.607667           Starting Load Kernel Module fuse...
 2729 12:06:57.648193  [   11.897178] systemd[1]: Condition check resulted in Set Up Additional Binary Formats being skipped.
 2730 12:06:57.651345  [   11.907643] fuse: init (API version 7.32)
 2731 12:06:57.658436  [   11.913867] systemd[1]: Starting Journal Service...
 2732 12:06:57.664790           Starting Journal Service...
 2733 12:06:57.675904  [   11.931511] systemd[1]: Starting Load Kernel Modules...
 2734 12:06:57.682205           Starting Load Kernel Modules...
 2735 12:06:57.692647  [   11.944785] systemd[1]: Starting Remount Root and Kernel File Systems...
 2736 12:06:57.699180           Starting Remount Root and Kernel File Systems...
 2737 12:06:57.710078  [   11.965608] systemd[1]: Starting Coldplug All udev Devices...
 2738 12:06:57.716785           Starting Coldplug All udev Devices...
 2739 12:06:57.728273  [   11.983877] systemd[1]: Mounted Huge Pages File System.
 2740 12:06:57.734892  [  OK  ] Mounted Huge Pages File System.
 2741 12:06:57.745100  [   12.000522] systemd[1]: Mounted POSIX Message Queue File System.
 2742 12:06:57.748121  
 2743 12:06:57.754847  [  OK  ] Mounted POSIX Message Queue File System.
 2744 12:06:57.761382  [   12.016412] systemd[1]: Mounted Kernel Debug File System.
 2745 12:06:57.767818  [  OK  ] Mounted Kernel Debug File System.
 2746 12:06:57.776758  [   12.032378] systemd[1]: Mounted Kernel Trace File System.
 2747 12:06:57.783224  [  OK  ] Mounted Kernel Trace File System.
 2748 12:06:57.796048  [   12.048324] systemd[1]: Finished Create list of static device nodes for the current kernel.
 2749 12:06:57.805810  [  OK  ] Finished Create list of st… nodes for the current kernel.
 2750 12:06:57.814335  [   12.070039] systemd[1]: modprobe@configfs.service: Succeeded.
 2751 12:06:57.821631  [   12.077123] systemd[1]: Finished Load Kernel Module configfs.
 2752 12:06:57.831351  [  OK  ] Finished Load Kernel Module configfs.
 2753 12:06:57.838089  [   12.093096] systemd[1]: modprobe@drm.service: Succeeded.
 2754 12:06:57.844467  [   12.099871] systemd[1]: Finished Load Kernel Module drm.
 2755 12:06:57.851229  [  OK  ] Finished Load Kernel Module drm.
 2756 12:06:57.860464  [   12.116100] systemd[1]: modprobe@fuse.service: Succeeded.
 2757 12:06:57.867503  [   12.123011] systemd[1]: Finished Load Kernel Module fuse.
 2758 12:06:57.873894  [  OK  ] Finished Load Kernel Module fuse.
 2759 12:06:57.883800  [   12.139149] systemd[1]: Finished Load Kernel Modules.
 2760 12:06:57.890193  [  OK  ] Finished Load Kernel Modules.
 2761 12:06:57.899299  [   12.154800] systemd[1]: Started Journal Service.
 2762 12:06:57.905938  [  OK  ] Started Journal Service.
 2763 12:06:57.917830  [  OK  ] Finished Remount Root and Kernel File Systems.
 2764 12:06:57.929141           Mounting FUSE Control File System...
 2765 12:06:57.937232           Mounting Kernel Configuration File System...
 2766 12:06:57.953894           Starting Flush Journal to Persistent Storage...
 2767 12:06:57.961329           Starting Load/Save Random Seed...
 2768 12:06:57.968952           Starting Apply Kernel Variables...
 2769 12:06:57.980304           Starting Create System Users...
 2770 12:06:57.989872  [   12.238306] systemd-journald[206]: Received client request to flush runtime journal.
 2771 12:06:57.999872  [  OK  ] Mounted FUSE Control File System.
 2772 12:06:58.003523  
 2773 12:06:58.009861  [  OK  ] Mounted Kernel Configuration File System.
 2774 12:06:58.018798  [  OK  ] Finished Load/Save Random Seed.
 2775 12:06:58.029067  [  OK  ] Finished Apply Kernel Variables.
 2776 12:06:58.135871  [  OK  ] Finished Coldplug All udev Devices.
 2777 12:06:59.106917  [  OK  ] Finished Create System Users.
 2778 12:06:59.124636           Starting Create Static Device Nodes in /dev...
 2779 12:06:59.435174  [  OK  ] Finished Flush Journal to Persistent Storage.
 2780 12:06:59.507747  [   13.760319] systemd-tmpfile (217) used greatest stack depth: 12528 bytes left
 2781 12:06:59.514158  [  OK  ] Finished Create Static Device Nodes in /dev.
 2782 12:06:59.527042  [  OK  ] Reached target Local File Systems (Pre).
 2783 12:06:59.538027  [  OK  ] Reached target Local File Systems.
 2784 12:06:59.552643           Starting Create Volatile Files and Directories...
 2785 12:06:59.572898           Starting Rule-based Manage…for Device Events and Files...
 2786 12:06:59.719866  [  OK  ] Started Rule-based Manager for Device Events and Files.
 2787 12:06:59.734881           Starting Network Service...
 2788 12:06:59.809703  [  OK  ] Finished Create Volatile Files and Directories.
 2789 12:06:59.820885           Starting Network Time Synchronization...
 2790 12:06:59.835449           Starting Update UTMP about System Boot/Shutdown...
 2791 12:07:00.088786  [  OK  ] Found device Sunrise Point-LP Serial IO UART Controller.
 2792 12:07:00.103554  [  OK  ] Finished Update UTMP about System Boot/Shutdown.
 2793 12:07:00.383916  [  OK  ] Created slice system-systemd\x2dbacklight.slice.
 2794 12:07:00.394051  [  OK  ] Listening on Load/Save RF …itch Status /dev/rfkill Watch.
 2795 12:07:00.405459           Starting Load/Save Screen …f backlight:intel_backlight...
 2796 12:07:00.549707  [  OK  ] Finished Load/Save Screen … of backlight:intel_backlight.
 2797 12:07:00.562048  [  OK  ] Started Network Time Synchronization.
 2798 12:07:00.572069  [  OK  ] Reached target System Initialization.
 2799 12:07:00.581744  [  OK  ] Started Daily Cleanup of Temporary Directories.
 2800 12:07:00.588199  [  OK  ] Reached target System Time Set.
 2801 12:07:00.599521  [  OK  ] Reached target System Time Synchronized.
 2802 12:07:00.613386  [  OK  ] Started Daily apt download activities.
 2803 12:07:00.626051  [  OK  ] Started Daily apt upgrade and clean activities.
 2804 12:07:00.638200  [  OK  ] Started Periodic ext4 Onli…ata Check for All Filesystems.
 2805 12:07:00.651158  [  OK  ] Started Discard unused blocks once a week.
 2806 12:07:00.659124  [  OK  ] Reached target Timers.
 2807 12:07:00.671635  [  OK  ] Listening on D-Bus System Message Bus Socket.
 2808 12:07:00.678163  [  OK  ] Reached target Sockets.
 2809 12:07:00.684705  [  OK  ] Reached target Basic System.
 2810 12:07:00.711487  [  OK  ] Started D-Bus System Message Bus.
 2811 12:07:00.768708           Starting Remove Stale Onli…t4 Metadata Check Snapshots...
 2812 12:07:00.809937           Starting User Login Management...
 2813 12:07:00.816956  [  OK  ] Started Network Service.
 2814 12:07:00.860304           Starting Network Name Resolution...
 2815 12:07:01.117710  [  OK  ] Finished Remove Stale Onli…ext4 Metadata Check Snapshots.
 2816 12:07:01.125283  [  OK  ] Started User Login Management.
 2817 12:07:01.608517  [  OK  ] Started Network Name Resolution.
 2818 12:07:01.611724  
 2819 12:07:01.618986  [  OK  ] Reached target Network.
 2820 12:07:01.628791  [  OK  ] Reached target Host and Network Name Lookups.
 2821 12:07:01.637707           Starting Permit User Sessions...
 2822 12:07:01.656980  [  OK  ] Finished Permit User Sessions.
 2823 12:07:01.669076  [  OK  ] Started Getty on tty1.
 2824 12:07:01.677900  [  OK  ] Started Serial Getty on ttyS0.
 2825 12:07:01.687907  [  OK  ] Reached target Login Prompts.
 2826 12:07:01.697785  [  OK  ] Reached target Multi-User System.
 2827 12:07:01.711593  [  OK  ] Reached target Graphical Interface.
 2828 12:07:01.729959           Starting Update UTMP about System Runlevel Changes...
 2829 12:07:01.780716  [  OK  ] Finished Update UTMP about System Runlevel Changes.
 2830 12:07:01.830448  
 2831 12:07:01.830560  
 2832 12:07:01.833641  Debian GNU/Linux 11 debian-bullseye-amd64 ttyS0
 2833 12:07:01.833725  
 2834 12:07:01.840288  debian-bullseye-amd64 login: root (automatic login)
 2835 12:07:01.840374  
 2836 12:07:01.840441  
 2837 12:07:02.139637  Linux debian-bullseye-amd64 5.10.162-cip23 #1 SMP Wed Jan 4 11:58:25 UTC 2023 x86_64
 2838 12:07:02.139790  
 2839 12:07:02.146205  The programs included with the Debian GNU/Linux system are free software;
 2840 12:07:02.152976  the exact distribution terms for each program are described in the
 2841 12:07:02.159472  individual files in /usr/share/doc/*/copyright.
 2842 12:07:02.159558  
 2843 12:07:02.166206  Debian GNU/Linux comes with ABSOLUTELY NO WARRANTY, to the extent
 2844 12:07:02.169250  permitted by applicable law.
 2845 12:07:02.718397  Matched prompt #10: / #
 2847 12:07:02.718726  Kernel warnings or errors detected.
 2848 12:07:02.718796  Setting prompt string to ['/ #']
 2849 12:07:02.718893  end: 2.2.5.1 login-action (duration 00:00:15) [common]
 2851 12:07:02.719128  end: 2.2.5 auto-login-action (duration 00:00:17) [common]
 2852 12:07:02.719223  start: 2.2.6 expect-shell-connection (timeout 00:04:13) [common]
 2853 12:07:02.719294  Setting prompt string to ['/ #']
 2854 12:07:02.719355  Forcing a shell prompt, looking for ['/ #']
 2856 12:07:02.769775  / # 
 2857 12:07:02.769903  expect-shell-connection: Wait for prompt ['/ #'] (timeout 00:05:00)
 2858 12:07:02.769982  Waiting using forced prompt support (timeout 00:02:30)
 2859 12:07:02.776111  
 2860 12:07:02.776391  end: 2.2.6 expect-shell-connection (duration 00:00:00) [common]
 2861 12:07:02.776491  start: 2.2.7 export-device-env (timeout 00:04:13) [common]
 2863 12:07:02.877249  / # export NFS_ROOTFS='/var/lib/lava/dispatcher/tmp/8570446/extract-nfsrootfs-rniv5kol'
 2864 12:07:02.881963  export NFS_ROOTFS='/var/lib/lava/dispatcher/tmp/8570446/extract-nfsrootfs-rniv5kol'
 2866 12:07:02.982911  / # export NFS_SERVER_IP='192.168.201.1'
 2867 12:07:02.988113  export NFS_SERVER_IP='192.168.201.1'
 2868 12:07:02.988410  end: 2.2.7 export-device-env (duration 00:00:00) [common]
 2869 12:07:02.988517  end: 2.2 depthcharge-retry (duration 00:00:48) [common]
 2870 12:07:02.988617  end: 2 depthcharge-action (duration 00:00:48) [common]
 2871 12:07:02.988846  start: 3 lava-test-retry (timeout 00:08:37) [common]
 2872 12:07:02.988939  start: 3.1 lava-test-shell (timeout 00:08:37) [common]
 2873 12:07:02.989014  Using namespace: common
 2875 12:07:03.089729  / # #
 2876 12:07:03.089878  lava-test-shell: Wait for prompt ['/ #'] (timeout 00:10:00)
 2877 12:07:03.094864  #
 2878 12:07:03.095129  Using /lava-8570446
 2880 12:07:03.195867  / # export SHELL=/bin/bash
 2881 12:07:03.201430  export SHELL=/bin/bash
 2883 12:07:03.302253  / # . /lava-8570446/environment
 2884 12:07:03.307488  . /lava-8570446/environment
 2886 12:07:03.413498  / # /lava-8570446/bin/lava-test-runner /lava-8570446/0
 2887 12:07:03.413642  Test shell timeout: 10s (minimum of the action and connection timeout)
 2888 12:07:03.418736  /lava-8570446/bin/lava-test-runner /lava-8570446/0
 2889 12:07:03.685563  + export TESTRUN_ID=0_timesync-off
 2890 12:07:03.685711  + TESTRUN_ID=0_timesync-off
 2891 12:07:03.692265  + cd /lava-8570446/0/tests/0_timesync-off
 2892 12:07:03.692353  ++ cat uuid
 2893 12:07:03.695387  + UUID=8570446_1.5.2.3.1
 2894 12:07:03.695472  + set +x
 2895 12:07:03.702101  <LAVA_SIGNAL_STARTRUN 0_timesync-off 8570446_1.5.2.3.1>
 2896 12:07:03.702370  Received signal: <STARTRUN> 0_timesync-off 8570446_1.5.2.3.1
 2897 12:07:03.702446  Starting test lava.0_timesync-off (8570446_1.5.2.3.1)
 2898 12:07:03.702539  Skipping test definition patterns.
 2899 12:07:03.705272  + systemctl stop systemd-timesyncd
 2900 12:07:03.737519  + set +x
 2901 12:07:03.740670  <LAVA_SIGNAL_ENDRUN 0_timesync-off 8570446_1.5.2.3.1>
 2902 12:07:03.740931  Received signal: <ENDRUN> 0_timesync-off 8570446_1.5.2.3.1
 2903 12:07:03.741027  Ending use of test pattern.
 2904 12:07:03.741097  Ending test lava.0_timesync-off (8570446_1.5.2.3.1), duration 0.04
 2906 12:07:03.786344  + export TESTRUN_ID=1_kselftest-lkdtm
 2907 12:07:03.789375  + TESTRUN_ID=1_kselftest-lkdtm
 2908 12:07:03.792668  + cd /lava-8570446/0/tests/1_kselftest-lkdtm
 2909 12:07:03.792747  ++ cat uuid
 2910 12:07:03.796097  + UUID=8570446_1.5.2.3.5
 2911 12:07:03.796169  + set +x
 2912 12:07:03.802549  <LAVA_SIGNAL_STARTRUN 1_kselftest-lkdtm 8570446_1.5.2.3.5>
 2913 12:07:03.802804  Received signal: <STARTRUN> 1_kselftest-lkdtm 8570446_1.5.2.3.5
 2914 12:07:03.802875  Starting test lava.1_kselftest-lkdtm (8570446_1.5.2.3.5)
 2915 12:07:03.802959  Skipping test definition patterns.
 2916 12:07:03.806143  + cd ./automated/linux/kselftest/
 2917 12:07:03.842391  + ./kselftest.sh -c lkdtm -T '' -t kselftest_armhf.tar.gz -s false -u http://storage.kernelci.org/cip-gitlab/ci-iwamatsu-linux-5.10.y-cip-rc/v5.10.161-cip23-65-gca8c192cb189/x86_64/x86_64_defconfig+x86-chromebook+kselftest/gcc-10/kselftest.tar.xz -L '' -S skipfile-lkft.yaml -b asus-C433TA-AJ0005-rammus -g cip-gitlab -e '' -p /opt/kselftests/mainline/ -n 1 -i 1
 2918 12:07:03.855355  INFO: Generating a skipfile based on /lava-8570446/0/tests/1_kselftest-lkdtm/automated/linux/kselftest/skipfile-lkft.yaml
 2919 12:07:03.959384  INFO: Using the following generated skipfile contents (until EOF):
 2920 12:07:03.962501  breakpoints:breakpoint_test
 2921 12:07:03.965541  breakpoints:step_after_suspend_test
 2922 12:07:03.969089  ftrace:ftracetest
 2923 12:07:03.972381  net:rtnetlink.sh
 2924 12:07:03.972466  net:tls
 2925 12:07:03.975547  netfilter:bridge_brouter.sh
 2926 12:07:03.975632  netfilter:nft_flowtable.sh
 2927 12:07:03.978711  netfilter:nft_trans_stress.sh
 2928 12:07:03.982271  pidfd:pidfd_wait
 2929 12:07:03.982355  INFO: EOF
 2930 12:07:03.988801  INFO: Installing sed perl wget xz-utils iproute2
 2931 12:07:04.743223  Hit:1 http://deb.debian.org/debian bullseye InRelease
 2932 12:07:18.018504  Reading package lists...
 2933 12:07:21.068073  Reading package lists...
 2934 12:07:21.317866  Building dependency tree...
 2935 12:07:21.318028  Reading state information...
 2936 12:07:21.354612  iproute2 is already the newest version (5.10.0-4).
 2937 12:07:21.361488  perl is already the newest version (5.32.1-4+deb11u2).
 2938 12:07:21.364723  sed is already the newest version (4.7-1).
 2939 12:07:21.371208  wget is already the newest version (1.21-1+deb11u1).
 2940 12:07:21.374560  xz-utils is already the newest version (5.2.5-2.1~deb11u1).
 2941 12:07:21.679624  0 upgraded, 0 newly installed, 0 to remove and 0 not upgraded.
 2942 12:07:21.795732  --2023-01-04 12:07:21--  http://storage.kernelci.org/cip-gitlab/ci-iwamatsu-linux-5.10.y-cip-rc/v5.10.161-cip23-65-gca8c192cb189/x86_64/x86_64_defconfig+x86-chromebook+kselftest/gcc-10/kselftest.tar.xz
 2943 12:07:21.806997  Resolving storage.kernelci.org (storage.kernelci.org)... 52.250.1.28
 2944 12:07:21.955254  Connecting to storage.kernelci.org (storage.kernelci.org)|52.250.1.28|:80... connected.
 2945 12:07:22.099600  HTTP request sent, awaiting response... 200 OK
 2946 12:07:22.102993  Length: 3538644 (3.4M) [application/octet-stream]
 2947 12:07:22.106091  Saving to: 'kselftest.tar.xz'
 2948 12:07:22.106167  
 2949 12:07:22.106283  
 2950 12:07:22.388544  kselftest.tar.xz      0%[                    ]       0  --.-KB/s               
 2951 12:07:22.674814  kselftest.tar.xz      1%[                    ]  50.15K   175KB/s               
 2952 12:07:22.961173  kselftest.tar.xz      6%[>                   ] 217.50K   379KB/s               
 2953 12:07:23.169884  kselftest.tar.xz     25%[====>               ] 894.83K  1.02MB/s               
 2954 12:07:23.469629  kselftest.tar.xz     39%[======>             ]   1.34M  1.25MB/s               
 2955 12:07:23.476019  kselftest.tar.xz     94%[=================>  ]   3.17M  2.32MB/s               
 2956 12:07:23.485851  kselftest.tar.xz    100%[===================>]   3.37M  2.45MB/s    in 1.4s    
 2957 12:07:23.485934  
 2958 12:07:23.793475  2023-01-04 12:07:23 (2.45 MB/s) - 'kselftest.tar.xz' saved [3538644/3538644]
 2959 12:07:23.793630  
 2960 12:07:32.126267  skiplist:
 2961 12:07:32.129446  ========================================
 2962 12:07:32.132714  breakpoints:breakpoint_test
 2963 12:07:32.442083  breakpoints:step_after_suspend_test
 2964 12:07:32.453777  ftrace:ftracetest
 2965 12:07:32.467174  net:rtnetlink.sh
 2966 12:07:32.480930  net:tls
 2967 12:07:32.494868  netfilter:bridge_brouter.sh
 2968 12:07:32.508578  netfilter:nft_flowtable.sh
 2969 12:07:32.519724  netfilter:nft_trans_stress.sh
 2970 12:07:32.532937  pidfd:pidfd_wait
 2971 12:07:32.546319  ========================================
 2972 12:07:32.574732  lkdtm:PANIC.sh
 2973 12:07:32.574820  lkdtm:BUG.sh
 2974 12:07:32.577790  lkdtm:WARNING.sh
 2975 12:07:32.581330  lkdtm:WARNING_MESSAGE.sh
 2976 12:07:32.581417  lkdtm:EXCEPTION.sh
 2977 12:07:32.585078  lkdtm:LOOP.sh
 2978 12:07:32.585162  lkdtm:EXHAUST_STACK.sh
 2979 12:07:32.587662  lkdtm:CORRUPT_STACK.sh
 2980 12:07:32.591118  lkdtm:CORRUPT_STACK_STRONG.sh
 2981 12:07:32.594331  lkdtm:CORRUPT_LIST_ADD.sh
 2982 12:07:32.597747  lkdtm:CORRUPT_LIST_DEL.sh
 2983 12:07:32.601115  lkdtm:STACK_GUARD_PAGE_LEADING.sh
 2984 12:07:32.604453  lkdtm:STACK_GUARD_PAGE_TRAILING.sh
 2985 12:07:32.604566  lkdtm:UNSET_SMEP.sh
 2986 12:07:32.607574  lkdtm:DOUBLE_FAULT.sh
 2987 12:07:32.610981  lkdtm:CORRUPT_PAC.sh
 2988 12:07:32.614261  lkdtm:UNALIGNED_LOAD_STORE_WRITE.sh
 2989 12:07:32.617441  lkdtm:OVERWRITE_ALLOCATION.sh
 2990 12:07:32.617525  lkdtm:WRITE_AFTER_FREE.sh
 2991 12:07:32.620784  lkdtm:READ_AFTER_FREE.sh
 2992 12:07:32.624039  lkdtm:WRITE_BUDDY_AFTER_FREE.sh
 2993 12:07:32.627435  lkdtm:READ_BUDDY_AFTER_FREE.sh
 2994 12:07:32.630717  lkdtm:SLAB_FREE_DOUBLE.sh
 2995 12:07:32.634029  lkdtm:SLAB_FREE_CROSS.sh
 2996 12:07:32.634114  lkdtm:SLAB_FREE_PAGE.sh
 2997 12:07:32.637374  lkdtm:SOFTLOCKUP.sh
 2998 12:07:32.640504  lkdtm:HARDLOCKUP.sh
 2999 12:07:32.640588  lkdtm:SPINLOCKUP.sh
 3000 12:07:32.643948  lkdtm:HUNG_TASK.sh
 3001 12:07:32.644032  lkdtm:EXEC_DATA.sh
 3002 12:07:32.647196  
 3003 12:07:32.647281  lkdtm:EXEC_STACK.sh
 3004 12:07:32.650318  lkdtm:EXEC_KMALLOC.sh
 3005 12:07:32.650408  lkdtm:EXEC_VMALLOC.sh
 3006 12:07:32.653664  lkdtm:EXEC_RODATA.sh
 3007 12:07:32.657031  lkdtm:EXEC_USERSPACE.sh
 3008 12:07:32.657128  lkdtm:EXEC_NULL.sh
 3009 12:07:32.660365  lkdtm:ACCESS_USERSPACE.sh
 3010 12:07:32.663761  lkdtm:ACCESS_NULL.sh
 3011 12:07:32.663874  lkdtm:WRITE_RO.sh
 3012 12:07:32.666989  lkdtm:WRITE_RO_AFTER_INIT.sh
 3013 12:07:32.670053  lkdtm:WRITE_KERN.sh
 3014 12:07:32.673630  lkdtm:REFCOUNT_INC_OVERFLOW.sh
 3015 12:07:32.676733  lkdtm:REFCOUNT_ADD_OVERFLOW.sh
 3016 12:07:32.680148  lkdtm:REFCOUNT_INC_NOT_ZERO_OVERFLOW.sh
 3017 12:07:32.683358  lkdtm:REFCOUNT_ADD_NOT_ZERO_OVERFLOW.sh
 3018 12:07:32.686813  lkdtm:REFCOUNT_DEC_ZERO.sh
 3019 12:07:32.689883  lkdtm:REFCOUNT_DEC_NEGATIVE.sh
 3020 12:07:32.693253  lkdtm:REFCOUNT_DEC_AND_TEST_NEGATIVE.sh
 3021 12:07:32.696490  lkdtm:REFCOUNT_SUB_AND_TEST_NEGATIVE.sh
 3022 12:07:32.699991  lkdtm:REFCOUNT_INC_ZERO.sh
 3023 12:07:32.703223  lkdtm:REFCOUNT_ADD_ZERO.sh
 3024 12:07:32.706722  lkdtm:REFCOUNT_INC_SATURATED.sh
 3025 12:07:32.710154  lkdtm:REFCOUNT_DEC_SATURATED.sh
 3026 12:07:32.713272  lkdtm:REFCOUNT_ADD_SATURATED.sh
 3027 12:07:32.716344  lkdtm:REFCOUNT_INC_NOT_ZERO_SATURATED.sh
 3028 12:07:32.719908  lkdtm:REFCOUNT_ADD_NOT_ZERO_SATURATED.sh
 3029 12:07:32.723096  
 3030 12:07:32.726488  lkdtm:REFCOUNT_DEC_AND_TEST_SATURATED.sh
 3031 12:07:32.729815  lkdtm:REFCOUNT_SUB_AND_TEST_SATURATED.sh
 3032 12:07:32.732936  lkdtm:REFCOUNT_TIMING.sh
 3033 12:07:32.733374  lkdtm:ATOMIC_TIMING.sh
 3034 12:07:32.736351  lkdtm:USERCOPY_HEAP_SIZE_TO.sh
 3035 12:07:32.739685  lkdtm:USERCOPY_HEAP_SIZE_FROM.sh
 3036 12:07:32.743130  lkdtm:USERCOPY_HEAP_WHITELIST_TO.sh
 3037 12:07:32.749592  lkdtm:USERCOPY_HEAP_WHITELIST_FROM.sh
 3038 12:07:32.752802  lkdtm:USERCOPY_STACK_FRAME_TO.sh
 3039 12:07:32.756119  lkdtm:USERCOPY_STACK_FRAME_FROM.sh
 3040 12:07:32.759378  lkdtm:USERCOPY_STACK_BEYOND.sh
 3041 12:07:32.759852  lkdtm:USERCOPY_KERNEL.sh
 3042 12:07:32.762735  lkdtm:STACKLEAK_ERASING.sh
 3043 12:07:32.765991  lkdtm:CFI_FORWARD_PROTO.sh
 3044 12:07:32.769205  ============== Tests to run ===============
 3045 12:07:32.772716  lkdtm:PANIC.sh
 3046 12:07:32.773174  lkdtm:BUG.sh
 3047 12:07:32.775897  lkdtm:WARNING.sh
 3048 12:07:32.779394  lkdtm:WARNING_MESSAGE.sh
 3049 12:07:32.779856  lkdtm:EXCEPTION.sh
 3050 12:07:32.782378  lkdtm:LOOP.sh
 3051 12:07:32.782847  lkdtm:EXHAUST_STACK.sh
 3052 12:07:32.785649  lkdtm:CORRUPT_STACK.sh
 3053 12:07:32.789009  lkdtm:CORRUPT_STACK_STRONG.sh
 3054 12:07:32.792405  lkdtm:CORRUPT_LIST_ADD.sh
 3055 12:07:32.795888  lkdtm:CORRUPT_LIST_DEL.sh
 3056 12:07:32.798944  lkdtm:STACK_GUARD_PAGE_LEADING.sh
 3057 12:07:32.802456  lkdtm:STACK_GUARD_PAGE_TRAILING.sh
 3058 12:07:32.802923  lkdtm:UNSET_SMEP.sh
 3059 12:07:32.805606  lkdtm:DOUBLE_FAULT.sh
 3060 12:07:32.808848  lkdtm:CORRUPT_PAC.sh
 3061 12:07:32.812069  lkdtm:UNALIGNED_LOAD_STORE_WRITE.sh
 3062 12:07:32.815402  lkdtm:OVERWRITE_ALLOCATION.sh
 3063 12:07:32.815894  lkdtm:WRITE_AFTER_FREE.sh
 3064 12:07:32.818721  lkdtm:READ_AFTER_FREE.sh
 3065 12:07:32.821940  lkdtm:WRITE_BUDDY_AFTER_FREE.sh
 3066 12:07:32.825508  lkdtm:READ_BUDDY_AFTER_FREE.sh
 3067 12:07:32.828639  lkdtm:SLAB_FREE_DOUBLE.sh
 3068 12:07:32.831840  lkdtm:SLAB_FREE_CROSS.sh
 3069 12:07:32.832317  lkdtm:SLAB_FREE_PAGE.sh
 3070 12:07:32.835133  lkdtm:SOFTLOCKUP.sh
 3071 12:07:32.838429  lkdtm:HARDLOCKUP.sh
 3072 12:07:32.838863  lkdtm:SPINLOCKUP.sh
 3073 12:07:32.842007  lkdtm:HUNG_TASK.sh
 3074 12:07:32.842467  lkdtm:EXEC_DATA.sh
 3075 12:07:32.845168  lkdtm:EXEC_STACK.sh
 3076 12:07:32.848361  lkdtm:EXEC_KMALLOC.sh
 3077 12:07:32.848860  lkdtm:EXEC_VMALLOC.sh
 3078 12:07:32.852026  lkdtm:EXEC_RODATA.sh
 3079 12:07:32.855094  lkdtm:EXEC_USERSPACE.sh
 3080 12:07:32.855577  lkdtm:EXEC_NULL.sh
 3081 12:07:32.858598  lkdtm:ACCESS_USERSPACE.sh
 3082 12:07:32.861688  lkdtm:ACCESS_NULL.sh
 3083 12:07:32.862158  lkdtm:WRITE_RO.sh
 3084 12:07:32.865187  lkdtm:WRITE_RO_AFTER_INIT.sh
 3085 12:07:32.868245  lkdtm:WRITE_KERN.sh
 3086 12:07:32.871733  lkdtm:REFCOUNT_INC_OVERFLOW.sh
 3087 12:07:32.875038  lkdtm:REFCOUNT_ADD_OVERFLOW.sh
 3088 12:07:32.878124  lkdtm:REFCOUNT_INC_NOT_ZERO_OVERFLOW.sh
 3089 12:07:32.881300  lkdtm:REFCOUNT_ADD_NOT_ZERO_OVERFLOW.sh
 3090 12:07:32.884786  lkdtm:REFCOUNT_DEC_ZERO.sh
 3091 12:07:32.887908  lkdtm:REFCOUNT_DEC_NEGATIVE.sh
 3092 12:07:32.891310  lkdtm:REFCOUNT_DEC_AND_TEST_NEGATIVE.sh
 3093 12:07:32.894789  lkdtm:REFCOUNT_SUB_AND_TEST_NEGATIVE.sh
 3094 12:07:32.898090  lkdtm:REFCOUNT_INC_ZERO.sh
 3095 12:07:32.901478  lkdtm:REFCOUNT_ADD_ZERO.sh
 3096 12:07:32.904508  lkdtm:REFCOUNT_INC_SATURATED.sh
 3097 12:07:32.908191  lkdtm:REFCOUNT_DEC_SATURATED.sh
 3098 12:07:32.911243  lkdtm:REFCOUNT_ADD_SATURATED.sh
 3099 12:07:32.914739  lkdtm:REFCOUNT_INC_NOT_ZERO_SATURATED.sh
 3100 12:07:32.917766  lkdtm:REFCOUNT_ADD_NOT_ZERO_SATURATED.sh
 3101 12:07:32.924442  lkdtm:REFCOUNT_DEC_AND_TEST_SATURATED.sh
 3102 12:07:32.927809  lkdtm:REFCOUNT_SUB_AND_TEST_SATURATED.sh
 3103 12:07:32.931128  lkdtm:REFCOUNT_TIMING.sh
 3104 12:07:32.931616  lkdtm:ATOMIC_TIMING.sh
 3105 12:07:32.934611  lkdtm:USERCOPY_HEAP_SIZE_TO.sh
 3106 12:07:32.937818  lkdtm:USERCOPY_HEAP_SIZE_FROM.sh
 3107 12:07:32.941006  lkdtm:USERCOPY_HEAP_WHITELIST_TO.sh
 3108 12:07:32.944178  lkdtm:USERCOPY_HEAP_WHITELIST_FROM.sh
 3109 12:07:32.947782  
 3110 12:07:32.948272  lkdtm:USERCOPY_STACK_FRAME_TO.sh
 3111 12:07:32.950807  
 3112 12:07:32.954151  lkdtm:USERCOPY_STACK_FRAME_FROM.sh
 3113 12:07:32.954638  lkdtm:USERCOPY_STACK_BEYOND.sh
 3114 12:07:32.957694  
 3115 12:07:32.958178  lkdtm:USERCOPY_KERNEL.sh
 3116 12:07:32.960988  lkdtm:STACKLEAK_ERASING.sh
 3117 12:07:32.964311  lkdtm:CFI_FORWARD_PROTO.sh
 3118 12:07:32.967037  ===========End Tests to run ===============
 3119 12:07:33.126887  [   47.382972] kselftest: Running tests in lkdtm
 3120 12:07:33.135007  TAP version 13
 3121 12:07:33.147439  1..70
 3122 12:07:33.156085  # selftests: lkdtm: PANIC.sh
 3123 12:07:33.247352  # Skipping PANIC: crashes entire system
 3124 12:07:33.250758  ok 1 selftests: lkdtm: PANIC.sh # SKIP
 3125 12:07:33.254006  # selftests: lkdtm: BUG.sh
 3126 12:07:33.340116  [   47.595705] lkdtm: Performing direct entry BUG
 3127 12:07:33.346580  [   47.600774] ------------[ cut here ]------------
 3128 12:07:33.349172  [   47.605966] kernel BUG at drivers/misc/lkdtm/bugs.c:76!
 3129 12:07:33.356092  [   47.611838] invalid opcode: 0000 [#1] SMP PTI
 3130 12:07:33.362540  [   47.616710] CPU: 3 PID: 741 Comm: cat Tainted: G        W         5.10.162-cip23 #1
 3131 12:07:33.369052  [   47.625260] Hardware name: Google Rammus/Rammus, BIOS  09/04/2020
 3132 12:07:33.375910  [   47.632075] RIP: 0010:lkdtm_BUG+0x5/0x10
 3133 12:07:33.395624  [   47.636445] Code: 89 ff e8 1e 77 a3 ff 48 c7 c0 ea ff ff ff eb de 48 c7 c0 ea ff ff ff c3 cc cc cc cc 48 c7 c0 f4 ff ff ff eb c9 0f 1f 44 00 00 <0f> 0b 66 0f 1f 84 00 00 00 00 00 0f 1f 44 00 00 83 05 a0 93 93 02
 3134 12:07:33.402206  [   47.657429] RSP: 0018:ffffa7e001487e60 EFLAGS: 00010282
 3135 12:07:33.409184  [   47.663264] RAX: ffffffff846e32b0 RBX: 0000000000000001 RCX: 0000000000000000
 3136 12:07:33.418968  [   47.671233] RDX: 0000000000000000 RSI: ffff9d353ad9bf70 RDI: ffffffff854d0d90
 3137 12:07:33.425611  [   47.679202] RBP: ffffffff85917418 R08: 0000000000000001 R09: 0000000000000001
 3138 12:07:33.435718  [   47.687171] R10: 00000000ffffe000 R11: 3fffffffffffffff R12: 0000000000000004
 3139 12:07:33.442145  [   47.695142] R13: ffffa7e001487f10 R14: ffffa7e001487f10 R15: ffff9d34c473d000
 3140 12:07:33.451952  [   47.703104] FS:  00007fb6cd70e580(0000) GS:ffff9d353ad80000(0000) knlGS:0000000000000000
 3141 12:07:33.458662  [   47.712143] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
 3142 12:07:33.465264  [   47.718558] CR2: 00007fb6cd517000 CR3: 0000000102958001 CR4: 00000000003706e0
 3143 12:07:33.468409  [   47.726528] Call Trace:
 3144 12:07:33.472209  [   47.729256]  direct_entry.cold+0x2c/0x38
 3145 12:07:33.478778  [   47.733634]  full_proxy_write+0x53/0x80
 3146 12:07:33.481884  [   47.737923]  vfs_write+0xe7/0x3a0
 3147 12:07:33.485116  [   47.741622]  ksys_write+0x68/0xf0
 3148 12:07:33.488500  [   47.745322]  do_syscall_64+0x30/0x40
 3149 12:07:33.495215  [   47.749312]  entry_SYSCALL_64_after_hwframe+0x61/0xc6
 3150 12:07:33.498342  [   47.754953] RIP: 0033:0x7fb6cd624833
 3151 12:07:33.518331  [   47.758942] Code: 8b 15 61 26 0e 00 f7 d8 64 89 02 48 c7 c0 ff ff ff ff eb b7 0f 1f 00 64 8b 04 25 18 00 00 00 85 c0 75 14 b8 01 00 00 00 0f 05 <48> 3d 00 f0 ff ff 77 55 c3 0f 1f 40 00 48 83 ec 28 48 89 54 24 18
 3152 12:07:33.528233  [   47.779918] RSP: 002b:00007ffcedc2c328 EFLAGS: 00000246 ORIG_RAX: 0000000000000001
 3153 12:07:33.534519  [   47.788376] RAX: ffffffffffffffda RBX: 0000000000000004 RCX: 00007fb6cd624833
 3154 12:07:33.544559  [   47.796346] RDX: 0000000000000004 RSI: 00007fb6cd517000 RDI: 0000000000000001
 3155 12:07:33.551100  [   47.804318] RBP: 00007fb6cd517000 R08: 00007fb6cd516010 R09: 0000000000000000
 3156 12:07:33.557939  [   47.812278] R10: fffffffffffffbc5 R11: 0000000000000246 R12: 0000000000000001
 3157 12:07:33.567760  [   47.820249] R13: 0000000000000001 R14: 0000000000020000 R15: 0000000000020000
 3158 12:07:33.594039  [   47.828213] Modules linked in: fuse ip_tables cros_ec_sensors cros_ec_sensors_core industrialio_triggered_buffer kfifo_buf industrialio cros_ec_chardev cros_ec_sysfs cros_ec_lightbar cros_ec_debugfs cros_ec_sensorhub x86_pkg_temp_thermal cros_ec_dev cros_usbpd_notify
 3159 12:07:33.597572  [   47.854689] ---[ end trace 05348d993f728f56 ]---
 3160 12:07:33.603897  [   47.859861] RIP: 0010:lkdtm_BUG+0x5/0x10
 3161 12:07:33.624019  [   47.864244] Code: 89 ff e8 1e 77 a3 ff 48 c7 c0 ea ff ff ff eb de 48 c7 c0 ea ff ff ff c3 cc cc cc cc 48 c7 c0 f4 ff ff ff eb c9 0f 1f 44 00 00 <0f> 0b 66 0f 1f 84 00 00 00 00 00 0f 1f 44 00 00 83 05 a0 93 93 02
 3162 12:07:33.630138  [   47.885262] RSP: 0018:ffffa7e001487e60 EFLAGS: 00010282
 3163 12:07:33.636859  [   47.891132] RAX: ffffffff846e32b0 RBX: 0000000000000001 RCX: 0000000000000000
 3164 12:07:33.646926  [   47.899134] RDX: 0000000000000000 RSI: ffff9d353ad9bf70 RDI: ffffffff854d0d90
 3165 12:07:33.653134  [   47.907139] RBP: ffffffff85917418 R08: 0000000000000001 R09: 0000000000000001
 3166 12:07:33.663221  [   47.915143] R10: 00000000ffffe000 R11: 3fffffffffffffff R12: 0000000000000004
 3167 12:07:33.669596  [   47.923146] R13: ffffa7e001487f10 R14: ffffa7e001487f10 R15: ffff9d34c473d000
 3168 12:07:33.679578  [   47.931152] FS:  00007fb6cd70e580(0000) GS:ffff9d353ad80000(0000) knlGS:0000000000000000
 3169 12:07:33.685904  [   47.940224] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
 3170 12:07:33.692708  [   47.946674] CR2: 00007fb6cd517000 CR3: 0000000102958001 CR4: 00000000003706e0
 3171 12:07:33.695929  # Segmentation fault
 3172 12:07:33.713257  # [   47.595705] lkdtm: Performing direct entry BUG
 3173 12:07:33.720040  # [   47.600774] ------------[ cut here ]------------
 3174 12:07:33.723240  # [   47.605966] kernel BUG at drivers/misc/lkdtm/bugs.c:76!
 3175 12:07:33.729963  # [   47.611838] invalid opcode: 0000 [#1] SMP PTI
 3176 12:07:33.740097  # [   47.616710] CPU: 3 PID: 741 Comm: cat Tainted: G        W         5.10.162-cip23 #1
 3177 12:07:33.746169  # [   47.625260] Hardware name: Google Rammus/Rammus, BIOS  09/04/2020
 3178 12:07:33.749584  # [   47.632075] RIP: 0010:lkdtm_BUG+0x5/0x10
 3179 12:07:33.772830  # [   47.636445] Code: 89 ff e8 1e 77 a3 ff 48 c7 c0 ea ff ff ff eb de 48 c7 c0 ea ff ff ff c3 cc cc cc cc 48 c7 c0 f4 ff ff ff eb c9 0f 1f 44 00 00 <0f> 0b 66 0f 1f 84 00 00 00 00 00 0f 1f 44 00 00 83 05 a0 93 93 02
 3180 12:07:33.775888  # [   47.657429] RSP: 0018:ffffa7e001487e60 EFLAGS: 00010282
 3181 12:07:33.785943  # [   47.663264] RAX: ffffffff846e32[   48.038321] lkdtm: Performing direct entry WARNING
 3182 12:07:33.789239  b0 RBX: 0000000000000001 RCX: 0000000000000000
 3183 12:07:33.795867  # [   47.671233][   48.047455] ------------[ cut here ]------------
 3184 12:07:33.799344  
 3185 12:07:33.812588   RDX: 0000000000000000 RSI: ffff9d353ad9bf70 RDI: ffffffff854d0d[   48.058855] WARNING: CPU: 0 PID: 777 at drivers/misc/lkdtm/bugs.c:83 lkdtm_WARNING+0x13/0x20
 3186 12:07:33.812855  90
 3187 12:07:33.845962  # [   47.679202] RBP: ffffffff85917418 R08: 0000000000000001[   48.074465] Modules linked in: fuse ip_tables cros_ec_sensors cros_ec_sensors_core industrialio_triggered_buffer kfifo_buf industrialio cros_ec_chardev cros_ec_sysfs cros_ec_lightbar cros_ec_debugfs cros_ec_sensorhub x86_pkg_temp_thermal cros_ec_dev cros_usbpd_notify
 3188 12:07:33.848946   R09: 0000000000000001
 3189 12:07:33.862195  # [   47.687171] R10: 00000000ffffe000 R[   48.107144] CPU: 0 PID: 777 Comm: cat Tainted: G      D W         5.10.162-cip23 #1
 3190 12:07:33.865585  11: 3fffffffffffffff R12: 0000000000000004
 3191 12:07:33.875492  # [   47.695142] R13[   48.121923] Hardware name: Google Rammus/Rammus, BIOS  09/04/2020
 3192 12:07:33.878602  : ffffa7e001487f10 R14: ffffa7e001487f10 R15: ffff9d34c473d000
 3193 12:07:33.885368  [   48.134958] RIP: 0010:lkdtm_WARNING+0x13/0x20
 3194 12:07:33.911489  # [   47.703104] FS:  00007fb6cd70e580(0000) GS:ffff9d353ad80000[   48.146102] Code: c0 f4 ff ff ff eb c9 0f 1f 44 00 00 0f 0b 66 0f 1f 84 00 00 00 00 00 0f 1f 44 00 00 83 05 a0 93 93 02 01 75 05 c3 cc cc cc cc <0f> 0b c3 cc cc cc cc 66 0f 1f 44 00 00 0f 1f 44 00 00 8b 05 81 93
 3195 12:07:33.914922  (0000) knlGS:0000000000000000
 3196 12:07:33.924916  # [   47.712143] CS:  0010 DS: 00[   48.173302] RSP: 0018:ffffa7e00152fe60 EFLAGS: 00010202
 3197 12:07:33.928517  00 ES: 0000 CR0: 0000000080050033
 3198 12:07:33.938079  # [   47.718558] CR2: 00007fb[   48.185341] RAX: ffffffff846e32c0 RBX: 0000000000000002 RCX: 0000000000000000
 3199 12:07:33.944780  6cd517000 CR3: 0000000102958001 CR4: 00000000003706e0
 3200 12:07:33.951426  # [   47.[   48.199562] RDX: 0000000000000000 RSI: ffff9d353ac1bf70 RDI: ffffffff854d0da0
 3201 12:07:33.954699  726528] Call Trace:
 3202 12:07:33.967949  # [   47.729256]  direct_entry.cold+0x2c/0x[   48.213717] RBP: ffffffff858bbc5f R08: 0000000000000000 R09: 0000000000000000
 3203 12:07:33.968389  38
 3204 12:07:33.971201  # [   47.733634]  full_proxy_write+0x53/0x80
 3205 12:07:33.981138  # [   47.73792[   48.227938] R10: 00000000ffffe000 R11: 3fffffffffffffff R12: 0000000000000008
 3206 12:07:33.984124  3]  vfs_write+0xe7/0x3a0
 3207 12:07:33.994130  # [   47.741622]  ksys_write+0x68/0xf0[   48.242137] R13: ffffa7e00152ff10 R14: ffffa7e00152ff10 R15: ffff9d34c5daa000
 3208 12:07:33.994597  
 3209 12:07:34.000820  # [   47.745322]  do_syscall_64+0x30/0x40
 3210 12:07:34.010921  # [   47.749312]  e[   48.256318] FS:  00007f412dd6a580(0000) GS:ffff9d353ac00000(0000) knlGS:0000000000000000
 3211 12:07:34.014176  ntry_SYSCALL_64_after_hwframe+0x61/0xc6
 3212 12:07:34.023992  # [   47.754953] RIP: 0[   48.271551] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
 3213 12:07:34.024478  033:0x7fb6cd624833
 3214 12:07:34.037047  # [   47.758942] Code: 8b 15 61 26 0e 00 f7 [   48.284156] CR2: 00007f412db73000 CR3: 0000000104e24006 CR4: 00000000003706f0
 3215 12:07:34.046908  d8 64 89 02 48 c7 c0 ff ff ff ff eb b7 0f 1f 00 64 8b 04 25 18 0[   48.298441] Call Trace:
 3216 12:07:34.056881  0 00 00 85 c0 75 14 b8 01 00 00 00 0f 05 <48> 3d 00 f0 ff ff 77 [   48.307318]  direct_entry.cold+0x2c/0x38
 3217 12:07:34.060118  55 c3 0f 1f 40 00 48 83 ec 28 48 89 54 24 18
 3218 12:07:34.066446  # [   47.779918] R[   48.317917]  full_proxy_write+0x53/0x80
 3219 12:07:34.076430  SP: 002b:00007ffcedc2c328 EFLAGS: 00000246 ORIG_RAX: 00000000000[   48.328396]  vfs_write+0xe7/0x3a0
 3220 12:07:34.076912  00001
 3221 12:07:34.086433  # [   47.788376] RAX: ffffffffffffffda RBX: 0000000000000[   48.338314]  ksys_write+0x68/0xf0
 3222 12:07:34.089746  004 RCX: 00007fb6cd624833
 3223 12:07:34.096531  # [   47.796346] RDX: 000000000000000[   48.348249]  do_syscall_64+0x30/0x40
 3224 12:07:34.103053  4 RSI: 00007fb6cd517000 RDI: 0000000000000001
 3225 12:07:34.109894  # [   47.804318] [   48.358450]  entry_SYSCALL_64_after_hwframe+0x61/0xc6
 3226 12:07:34.119814  RBP: 00007fb6cd517000 R08: 00007fb6cd516010 R09: 000000000000000[   48.370337] RIP: 0033:0x7f412dc80833
 3227 12:07:34.120368  0
 3228 12:07:34.146018  # [   47.812278] R10: fffffffffffffbc5 R11: 0000000000000246 [   48.380518] Code: 8b 15 61 26 0e 00 f7 d8 64 89 02 48 c7 c0 ff ff ff ff eb b7 0f 1f 00 64 8b 04 25 18 00 00 00 85 c0 75 14 b8 01 00 00 00 0f 05 <48> 3d 00 f0 ff ff 77 55 c3 0f 1f 40 00 48 83 ec 28 48 89 54 24 18
 3229 12:07:34.149295  R12: 0000000000000001
 3230 12:07:34.162198  # [   47.820249] R13: 0000000000000001 R1[   48.407725] RSP: 002b:00007fffb7516cc8 EFLAGS: 00000246 ORIG_RAX: 0000000000000001
 3231 12:07:34.165481  4: 0000000000020000 R15: 0000000000020000
 3232 12:07:34.175526  # [   47.828213] Modu[   48.422388] RAX: ffffffffffffffda RBX: 0000000000000008 RCX: 00007f412dc80833
 3233 12:07:34.188825  les linked in: fuse ip_tables cros_ec_sensors cros_ec_sensors_co[   48.436577] RDX: 0000000000000008 RSI: 00007f412db73000 RDI: 0000000000000001
 3234 12:07:34.205316  re industrialio_triggered_buffer kfifo_buf industrialio cros_ec_[   48.450773] RBP: 00007f412db73000 R08: 00007f412db72010 R09: 0000000000000000
 3235 12:07:34.218689  chardev cros_ec_sysfs cros_ec_lightbar cros_ec_debugfs cros_ec_s[   48.464979] R10: fffffffffffffbc5 R11: 0000000000000246 R12: 0000000000000001
 3236 12:07:34.225244  ensorhub x86_pkg_temp_thermal cros_ec_dev cros_usbpd_notify
 3237 12:07:34.231634  # [[   48.479168] R13: 0000000000000001 R14: 0000000000020000 R15: 0000000000020000
 3238 12:07:34.238342     47.854689] ---[ end trace 05348d993f728f56 ]---
 3239 12:07:34.241347  # [   47.859[   48.493368] irq event stamp: 0
 3240 12:07:34.244428  861] RIP: 0010:lkdtm_BUG+0x5/0x10
 3241 12:07:34.254541  # [   47.864244] Code: 89 ff [   48.503014] hardirqs last  enabled at (0): [<0000000000000000>] 0x0
 3242 12:07:34.270908  e8 1e 77 a3 ff 48 c7 c0 ea ff ff ff eb de 48 c7 c0 ea ff ff ff c[   48.516242] hardirqs last disabled at (0): [<ffffffff83f00d14>] copy_process+0x664/0x1cb0
 3243 12:07:34.284117  3 cc cc cc cc 48 c7 c0 f4 ff ff ff eb c9 0f 1f 44 00 00 <0f> 0b [   48.531614] softirqs last  enabled at (0): [<ffffffff83f00d14>] copy_process+0x664/0x1cb0
 3244 12:07:34.290671  66 0f 1f 84 00 00 00 00 00 0f 1f 44 00 00 83 05 a0 93 93 02
 3245 12:07:34.297242  # [[   48.546973] softirqs last disabled at (0): [<0000000000000000>] 0x0
 3246 12:07:34.303867     47.885262] RSP: 0018:ffffa7e001487e60 EFLAGS: 00010282
 3247 12:07:34.310100  # [  [   48.560211] ---[ end trace 05348d993f728f57 ]---
 3248 12:07:34.316976   47.891132] RAX: ffffffff846e32b0 RBX: 0000000000000001 RCX: 0000000000000000
 3249 12:07:34.326702  # [   47.899134] RDX: 0000000000000000 RSI: ffff9d353ad9bf70 RDI: ffffffff854d0d90
 3250 12:07:34.333392  # [   47.907139] RBP: ffffffff85917418 R08: 0000000000000001 R09: 0000000000000001
 3251 12:07:34.343427  # [   47.915143] R10: 00000000ffffe000 R11: 3fffffffffffffff R12: 0000000000000004
 3252 12:07:34.350034  # [   47.923146] R13: ffffa7e001487f10 R14: ffffa7e001487f10 R15: ffff9d34c473d000
 3253 12:07:34.359626  # [   47.931152] FS:  00007fb6cd70e580(0000) GS:ffff9d353ad80000(0000) knlGS:0000000000000000
 3254 12:07:34.366426  # [   47.940224] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
 3255 12:07:34.373120  # [   47.946674] CR2: 00007fb6cd517000 CR3: 0000000102958001 CR4: 00000000003706e0
 3256 12:07:34.376622  # BUG: saw 'kernel BUG at': ok
 3257 12:07:34.379548  ok 2 selftests: lkdtm: BUG.sh
 3258 12:07:34.382875  # selftests: lkdtm: WARNING.sh
 3259 12:07:34.389665  # [   48.038321] lkdtm: Performing direct entry WARNING
 3260 12:07:34.396263  # [   48.047455] ------------[ cut here ]------------
 3261 12:07:34.402639  # [   48.058855] WARNING: CPU: 0 PID: 777 at drivers/misc/lkdtm/bugs.c:83 lkdtm_WARNING+0x13/0x20
 3262 12:07:34.415819  # [   48.074465] Modules linked in: fuse ip_tables cros_[   48.670090] lkdtm: Performing direct entry WARNING_MESSAGE
 3263 12:07:34.422496  [   48.677133] ------------[ cut here ]------------
 3264 12:07:34.425932  [   48.682320] Warning message trigger count: 2
 3265 12:07:34.435778  [   48.687140] WARNING: CPU: 3 PID: 812 at drivers/misc/lkdtm/bugs.c:88 lkdtm_WARNING_MESSAGE+0x20/0x30
 3266 12:07:34.461987  [   48.697362] Modules linked in: fuse ip_tables cros_ec_sensors cros_ec_sensors_core industrialio_triggered_buffer kfifo_buf industrialio cros_ec_chardev cros_ec_sysfs cros_ec_lightbar cros_ec_debugfs cros_ec_sensorhub x86_pkg_temp_thermal cros_ec_dev cros_usbpd_notify
 3267 12:07:34.478373  ec_sensors cros_ec_sensors_core industrialio_triggered_buffer kf[   48.723824] CPU: 3 PID: 812 Comm: cat Tainted: G      D W         5.10.162-cip23 #1
 3268 12:07:34.491477  ifo_buf industrialio cros_ec_chardev cros_ec_sysfs cros_ec_light[   48.738594] Hardware name: Google Rammus/Rammus, BIOS  09/04/2020
 3269 12:07:34.501740  bar cros_ec_debugfs cros_ec_sensorhub x86_pkg_temp_thermal cros_[   48.751616] RIP: 0010:lkdtm_WARNING_MESSAGE+0x20/0x30
 3270 12:07:34.524971  [   48.763474] Code: cc cc cc cc 66 0f 1f 44 00 00 0f 1f 44 00 00 8b 05 81 93 93 02 48 c7 c7 c0 c1 8b 85 8d 70 01 89 35 71 93 93 02 e8 0b 35 66 00 <0f> 0b c3 cc cc cc cc 66 0f 1f 84 00 00 00 00 00 0f 1f 44 00 00 c7
 3271 12:07:34.525060  ec_dev cros_usbpd_notify
 3272 12:07:34.534554  # [   48.107144] CPU: 0 PID: 777 Comm:[   48.784474] RSP: 0018:ffffa7e00159fe60 EFLAGS: 00010286
 3273 12:07:34.544601  [   48.796549] RAX: 0000000000000000 RBX: 0000000000000003 RCX: 0000000000000000
 3274 12:07:34.547785   cat Tainted: G      D W         5.10.162-cip23 #1
 3275 12:07:34.557706  # [   48.121[   48.804536] RDX: ffff9d353adac660 RSI: ffff9d353ad9bf70 RDI: ffff9d353ad9bf70
 3276 12:07:34.564220  [   48.818715] RBP: ffffffff858bbc67 R08: 0000000000000000 R09: 0000000000000000
 3277 12:07:34.574324  [   48.826686] R10: 00000000ffffe000 R11: 3fffffffffffffff R12: 0000000000000010
 3278 12:07:34.580593  [   48.834659] R13: ffffa7e00159ff10 R14: ffffa7e00159ff10 R15: ffff9d34c4d43000
 3279 12:07:34.590730  [   48.842629] FS:  00007f69c44ba580(0000) GS:ffff9d353ad80000(0000) knlGS:0000000000000000
 3280 12:07:34.597358  [   48.851669] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
 3281 12:07:34.604017  [   48.858089] CR2: 00007f69c42c3000 CR3: 0000000103076004 CR4: 00000000003706e0
 3282 12:07:34.607291  [   48.866068] Call Trace:
 3283 12:07:34.610432  [   48.868790]  direct_entry.cold+0x2c/0x38
 3284 12:07:34.617146  [   48.873205]  full_proxy_write+0x53/0x80
 3285 12:07:34.620372  923] Hardware name: Google Rammus/Rammus, BIOS  09/04/2020
 3286 12:07:34.626858  # [ [   48.877514]  vfs_write+0xe7/0x3a0
 3287 12:07:34.630443  [   48.887423]  ksys_write+0x68/0xf0
 3288 12:07:34.633738  [   48.891125]  do_syscall_64+0x30/0x40
 3289 12:07:34.640409  [   48.895117]  entry_SYSCALL_64_after_hwframe+0x61/0xc6
 3290 12:07:34.643458  [   48.900760] RIP: 0033:0x7f69c43d0833
 3291 12:07:34.663370  [   48.904750] Code: 8b 15 61 26 0e 00 f7 d8 64 89 02 48 c7 c0 ff ff ff ff eb b7 0f 1f 00 64 8b 04 25 18 00 00 00 85 c0 75 14 b8 01 00 00 00 0f 05 <48> 3d 00 f0 ff ff 77 55 c3 0f 1f 40 00 48 83 ec 28 48 89 54 24 18
 3292 12:07:34.673120  [   48.925738] RSP: 002b:00007fff9c4cc388 EFLAGS: 00000246 ORIG_RAX: 0000000000000001
 3293 12:07:34.679929  [   48.934198] RAX: ffffffffffffffda RBX: 0000000000000010 RCX: 00007f69c43d0833
 3294 12:07:34.689763  [   48.942170] RDX: 0000000000000010 RSI: 00007f69c42c3000 RDI: 0000000000000001
 3295 12:07:34.696342  [   48.950142] RBP: 00007f69c42c3000 R08: 00007f69c42c2010 R09: 0000000000000000
 3296 12:07:34.703050  [   48.958115] R10: fffffffffffffbc5 R11: 0000000000000246 R12: 0000000000000001
 3297 12:07:34.706540  
 3298 12:07:34.712845  [   48.966087] R13: 0000000000000001 R14: 0000000000020000 R15: 0000000000020000
 3299 12:07:34.716090  [   48.974082] irq event stamp: 0
 3300 12:07:34.719466    48.134958] RIP: 0010:lkdtm_WARNING+0x13/0x20
 3301 12:07:34.729485  # [   48.146102][   48.977516] hardirqs last  enabled at (0): [<0000000000000000>] 0x0
 3302 12:07:34.739569  [   48.990729] hardirqs last disabled at (0): [<ffffffff83f00d14>] copy_process+0x664/0x1cb0
 3303 12:07:34.745841  [   48.999868] softirqs last  enabled at (0): [<ffffffff83f00d14>] copy_process+0x664/0x1cb0
 3304 12:07:34.749237  
 3305 12:07:34.755716  [   49.009008] softirqs last disabled at (0): [<0000000000000000>] 0x0
 3306 12:07:34.759148  [   49.016010] ---[ end trace 05348d993f728f58 ]---
 3307 12:07:34.778927   Code: c0 f4 ff ff ff eb c9 0f 1f 44 00 00 0f 0b 66 0f 1f 84 00 00 00 00 00 0f 1f 44 00 00 83 05 a0 93 93 02 01 75 05 c3 cc cc cc cc <0f> 0b c3 cc cc cc cc 66 0f 1f 44 00 00 0f 1f 44 00 00 8b 05 81 93
 3308 12:07:34.785386  # [   48.173302] RSP: 0018:ffffa7e00152fe60 EFLAGS: 00010202
 3309 12:07:34.792020  # [   48.185341] RAX: ffffffff846e32c0 RBX: 0000000000000002 RCX: 0000000000000000
 3310 12:07:34.795225  
 3311 12:07:34.801784  # [   48.199562] RDX: 0000000000000000 RSI: ffff9d353ac1bf70 RDI: ffffffff854d0da0
 3312 12:07:34.808648  # [   48.213717] RBP: ffffffff858bbc5f R08: 0000000000000000 R09: 0000000000000000
 3313 12:07:34.818505  # [   48.227938] R10: 00000000ffffe000 R11: 3fffffffffffffff R12: 0000000000000008
 3314 12:07:34.825064  # [   48.242137] R13: ffffa7e00152ff10 R14: ffffa7e00152ff10 R15: ffff9d34c5daa000
 3315 12:07:34.834832  # [   48.256318] FS:  00007f412dd6a580(0000) GS:ffff9d353ac00000(0000) knlGS:0000000000000000
 3316 12:07:34.841501  # [   48.271551] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
 3317 12:07:34.851311  # [   48.284156] CR2: 00007f412db73000 CR3: 0000000104e24006 CR4: 00000000003706f0
 3318 12:07:34.854871  # [   48.298441] Call Trace:
 3319 12:07:34.858138  # [   48.307318]  direct_entry.cold+0x2c/0x38
 3320 12:07:34.861246  # [   48.317917]  full_proxy_write+0x53/0x80
 3321 12:07:34.871147  # [   48.328396]  vfs_write+0xe7/0[   49.121836] lkdtm: Performing direct entry EXCEPTION
 3322 12:07:34.877614  [   49.132516] BUG: kernel NULL pointer dereference, address: 0000000000000000
 3323 12:07:34.877702  x3a0
 3324 12:07:34.881238  
 3325 12:07:34.884470  # [   48.338314]  ksys_write+0x68/0xf0
 3326 12:07:34.890889  # [   48.348249]  [   49.140301] #PF: supervisor write access in kernel mode
 3327 12:07:34.897767  [   49.152347] #PF: error_code(0x0002) - not-present page
 3328 12:07:34.901094  [   49.158084] PGD 0 P4D 0 
 3329 12:07:34.904095  [   49.160908] Oops: 0002 [#2] SMP PTI
 3330 12:07:34.910809  [   49.164798] CPU: 2 PID: 844 Comm: cat Tainted: G      D W         5.10.162-cip23 #1
 3331 12:07:34.917414  [   49.173352] Hardware name: Google Rammus/Rammus, BIOS  09/04/2020
 3332 12:07:34.924046  [   49.180159] RIP: 0010:lkdtm_EXCEPTION+0x5/0x20
 3333 12:07:34.943826  [   49.185118] Code: 48 c7 c7 c0 c1 8b 85 8d 70 01 89 35 71 93 93 02 e8 0b 35 66 00 0f 0b c3 cc cc cc cc 66 0f 1f 84 00 00 00 00 00 0f 1f 44 00 00 <c7> 04 25 00 00 00 00 00 00 00 00 c3 cc cc cc cc 66 66 2e 0f 1f 84
 3334 12:07:34.950534  [   49.206103] RSP: 0018:ffffa7e0015ffe60 EFLAGS: 00010282
 3335 12:07:34.957071  [   49.211937] RAX: ffffffff846e3310 RBX: 0000000000000004 RCX: 0000000000000000
 3336 12:07:34.966690  [   49.219908] RDX: 0000000000000000 RSI: ffff9d353ad1bf70 RDI: ffffffff854d0dc0
 3337 12:07:34.973405  [   49.227876] RBP: ffffffff857f0d4f R08: 0000000000000000 R09: 0000000000000000
 3338 12:07:34.983601  [   49.235844] R10: 00000000ffffe000 R11: 3fffffffffffffff R12: 000000000000000a
 3339 12:07:34.989820  [   49.243814] R13: ffffa7e0015fff10 R14: ffffa7e0015fff10 R15: ffff9d34c5ce8000
 3340 12:07:34.999850  [   49.251785] FS:  00007f4e71fef580(0000) GS:ffff9d353ad00000(0000) knlGS:0000000000000000
 3341 12:07:35.006472  [   49.260821] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
 3342 12:07:35.013164  [   49.267237] CR2: 0000000000000000 CR3: 00000001031de006 CR4: 00000000003706e0
 3343 12:07:35.016502  [   49.275206] Call Trace:
 3344 12:07:35.019721  [   49.277933]  direct_entry.cold+0x2c/0x38
 3345 12:07:35.026361  [   49.282313]  full_proxy_write+0x53/0x80
 3346 12:07:35.029533  [   49.286596]  vfs_write+0xe7/0x3a0
 3347 12:07:35.033119  [   49.290293]  ksys_write+0x68/0xf0
 3348 12:07:35.036124  [   49.293984]  do_syscall_64+0x30/0x40
 3349 12:07:35.042722  [   49.297973]  entry_SYSCALL_64_after_hwframe+0x61/0xc6
 3350 12:07:35.046232  [   49.303613] RIP: 0033:0x7f4e71f05833
 3351 12:07:35.066026  [   49.307593] Code: 8b 15 61 26 0e 00 f7 d8 64 89 02 48 c7 c0 ff ff ff ff eb b7 0f 1f 00 64 8b 04 25 18 00 00 00 85 c0 75 14 b8 01 00 00 00 0f 05 <48> 3d 00 f0 ff ff 77 55 c3 0f 1f 40 00 48 83 ec 28 48 89 54 24 18
 3352 12:07:35.075813  [   49.328566] RSP: 002b:00007ffc60ab4d08 EFLAGS: 00000246 ORIG_RAX: 0000000000000001
 3353 12:07:35.082420  [   49.337021] RAX: ffffffffffffffda RBX: 000000000000000a RCX: 00007f4e71f05833
 3354 12:07:35.092501  [   49.344991] RDX: 000000000000000a RSI: 00007f4e71df8000 RDI: 0000000000000001
 3355 12:07:35.092585  do_syscall_64+0x30/0x40
 3356 12:07:35.105638  # [   48.358450]  entry_SYSCALL_64_afte[   49.352987] RBP: 00007f4e71df8000 R08: 00007f4e71df7010 R09: 0000000000000000
 3357 12:07:35.112292  [   49.367170] R10: fffffffffffffbc5 R11: 0000000000000246 R12: 0000000000000001
 3358 12:07:35.122032  [   49.375142] R13: 0000000000000001 R14: 0000000000020000 R15: 0000000000020000
 3359 12:07:35.148598  [   49.383117] Modules linked in: fuse ip_tables cros_ec_sensors cros_ec_sensors_core industrialio_triggered_buffer kfifo_buf industrialio cros_ec_chardev cros_ec_sysfs cros_ec_lightbar cros_ec_debugfs cros_ec_sensorhub x86_pkg_temp_thermal cros_ec_dev cros_usbpd_notify
 3360 12:07:35.148691  r_hwframe+0x61/0xc6
 3361 12:07:35.151745  
 3362 12:07:35.155193  # [   48.370337] RIP: 0033:0x7f412dc80833
 3363 12:07:35.158493  [   49.409575] CR2: 0000000000000000
 3364 12:07:35.161665  [   49.419486] ---[ end trace 05348d993f728f59 ]---
 3365 12:07:35.168360  [   49.424639] RIP: 0010:lkdtm_BUG+0x5/0x10
 3366 12:07:35.187985  [   49.429018] Code: 89 ff e8 1e 77 a3 ff 48 c7 c0 ea ff ff ff eb de 48 c7 c0 ea ff ff ff c3 cc cc cc cc 48 c7 c0 f4 ff ff ff eb c9 0f 1f 44 00 00 <0f> 0b 66 0f 1f 84 00 00 00 00 00 0f 1f 44 00 00 83 05 a0 93 93 02
 3367 12:07:35.194653  [   49.450019] RSP: 0018:ffffa7e001487e60 EFLAGS: 00010282
 3368 12:07:35.201350  [   49.455854] RAX: ffffffff846e32b0 RBX: 0000000000000001 RCX: 0000000000000000
 3369 12:07:35.211328  [   49.463825] RDX: 0000000000000000 RSI: ffff9d353ad9bf70 RDI: ffffffff854d0d90
 3370 12:07:35.217999  [   49.471795] RBP: ffffffff85917418 R08: 0000000000000001 R09: 0000000000000001
 3371 12:07:35.227987  [   49.479765] R10: 00000000ffffe000 R11: 3fffffffffffffff R12: 0000000000000004
 3372 12:07:35.234572  [   49.487735] R13: ffffa7e001487f10 R14: ffffa7e001487f10 R15: ffff9d34c473d000
 3373 12:07:35.244464  [   49.495705] FS:  00007f4e71fef580(0000) GS:ffff9d353ad00000(0000) knlGS:0000000000000000
 3374 12:07:35.251042  [   49.504743] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
 3375 12:07:35.257492  [   49.511160] CR2: 0000000000000000 CR3: 00000001031de006 CR4: 00000000003706e0
 3376 12:07:35.267690  [   49.519132] BUG: sleeping function called from invalid context at include/linux/percpu-rwsem.h:49
 3377 12:07:35.277306  [   49.529045] in_atomic(): 0, irqs_disabled(): 1, non_block: 0, pid: 844, name: cat
 3378 12:07:35.280693  [   49.537403] INFO: lockdep is turned off.
 3379 12:07:35.283847  [   49.541778] irq event stamp: 0
 3380 12:07:35.290523  [   49.545184] hardirqs last  enabled at (0): [<0000000000000000>] 0x0
 3381 12:07:35.300652  [   49.552183] hardirqs last disabled at (0): [<ffffffff83f00d14>] copy_process+0x664/0x1cb0
 3382 12:07:35.310542  [   49.561318] softirqs last  enabled at (0): [<ffffffff83f00d14>] copy_process+0x664/0x1cb0
 3383 12:07:35.316872  [   49.570454] softirqs last disabled at (0): [<0000000000000000>] 0x0
 3384 12:07:35.323522  [   49.577452] CPU: 2 PID: 844 Comm: cat Tainted: G      D W         5.10.162-cip23 #1
 3385 12:07:35.330162  [   49.586019] Hardware name: Google Rammus/Rammus, BIOS  09/04/2020
 3386 12:07:35.333452  [   49.592824] Call Trace:
 3387 12:07:35.336855  [   49.595552]  dump_stack+0x77/0x9b
 3388 12:07:35.343427  [   49.599250]  ___might_sleep.cold+0xa6/0xb6
 3389 12:07:35.346945  [   49.603820]  exit_signals+0x1c/0x2e0
 3390 12:07:35.350060  [   49.607801]  do_exit+0xc2/0xaf0
 3391 12:07:35.353281  [   49.611305]  ? ksys_write+0x68/0xf0
 3392 12:07:35.360119  [   49.615198]  rewind_stack_do_exit+0x17/0x20
 3393 12:07:35.363228  [   49.619866] RIP: 0033:0x7f4e71f05833
 3394 12:07:35.383179  [   49.623854] Code: 8b 15 61 26 0e 00 f7 d8 64 89 02 48 c7 c0 ff ff ff ff eb b7 0f 1f 00 64 8b 04 25 18 00 00 00 85 c0 75 14 b8 01 00 00 00 0f 05 <48> 3d 00 f0 ff ff 77 55 c3 0f 1f 40 00 48 83 ec 28 48 89 54 24 18
 3395 12:07:35.392886  [   49.644838] RSP: 002b:00007ffc60ab4d08 EFLAGS: 00000246 ORIG_RAX: 0000000000000001
 3396 12:07:35.399415  [   49.653295] RAX: ffffffffffffffda RBX: 000000000000000a RCX: 00007f4e71f05833
 3397 12:07:35.409345  [   49.661265] RDX: 000000000000000a RSI: 00007f4e71df8000 RDI: 0000000000000001
 3398 12:07:35.415999  [   49.669234] RBP: 00007f4e71df8000 R08: 00007f4e71df7010 R09: 0000000000000000
 3399 12:07:35.422621  [   49.677203] R10: fffffffffffffbc5 R11: 0000000000000246 R12: 0000000000000001
 3400 12:07:35.432540  [   49.685174] R13: 0000000000000001 R14: 0000000000020000 R15: 0000000000020000
 3401 12:07:35.452467  # [   48.380518] Code: 8b 15 61 26 0e 00 f7 d8 64 89 02 48 c7 c0 ff ff ff ff eb b7 0f 1f 00 64 8b 04 25 18 00 00 00 85 c0 75 14 b8 01 00 00 00 0f 05 <48> 3d 00 f0 ff ff 77 55 c3 0f 1f 40 00 48 83 ec 28 48 89 54 24 18
 3402 12:07:35.462077  # [   48.407725] RSP: 002b:00007fffb7516cc8 EFLAGS: 00000246 ORIG_RAX: 0000000000000001
 3403 12:07:35.468823  # [   48.422388] RAX: ffffffffffffffda RBX: 0000000000000008 RCX: 00007f412dc80833
 3404 12:07:35.478370  # [   48.436577] RDX: 0000000000000008 RSI: 00007f412db73000 RDI: 0000000000000001
 3405 12:07:35.485074  # [   48.450773] RBP: 00007f412db73000 R08: 00007f412db72010 R09: 0000000000000000
 3406 12:07:35.495349  # [   48.464979] R10: fffffffffffffbc5 R11: 0000000000000246 R12: 0000000000000001
 3407 12:07:35.501491  # [   48.479168] R13: 0000000000000001 R14: 0000000000020000 R15: 0000000000020000
 3408 12:07:35.504875  # [   48.493368] irq event stamp: 0
 3409 12:07:35.511341  # [   48.503014] hardirqs last  enabled at (0): [<0000000000000000>] 0x0
 3410 12:07:35.514759  
 3411 12:07:35.521375  # [   48.516242] hardirqs last disabled at (0): [<ffffffff83f00d14>] copy_process+0x664/0x1cb0
 3412 12:07:35.530966  # [   48.531614] softirqs last  enabled at (0): [<ffffffff83f00d14>] copy_process+0x664/0x1cb0
 3413 12:07:35.537733  # [   48.546973] softirqs last disabled at (0): [<0000000000000000>] 0x0
 3414 12:07:35.544326  # [   48.560211] ---[ end trace 05348d993f728f57 ]---
 3415 12:07:35.547452  # WARNING: saw 'WARNING:': ok
 3416 12:07:35.550709  ok 3 selftests: lkdtm: WARNING.sh
 3417 12:07:35.554144  # selftests: lkdtm: WARNING_MESSAGE.sh
 3418 12:07:35.560786  # [   48.670090] lkdtm: Performing direct entry WARNING_MESSAGE
 3419 12:07:35.567484  # [   48.677133] ------------[ cut here ]------------
 3420 12:07:35.570754  # [   48.682320] Warning message trigger count: 2
 3421 12:07:35.580724  # [   48.687140] WARNING: CPU: 3 PID: 812 at drivers/misc/lkdtm/bugs.c:88 lkdtm_WARNING_MESSAGE+0x20/0x30
 3422 12:07:35.607078  # [   48.697362] Modules linked in: fuse ip_tables cros_ec_sensors cros_ec_sensors_core industrialio_triggered_buffer kfifo_buf industrialio cros_ec_chardev cros_ec_sysfs cros_ec_lightbar cros_ec_debugfs cros_ec_sensorhub x86_pkg_temp_thermal cros_ec_dev cros_usbpd_notify
 3423 12:07:35.617063  # [   48.723824] CPU: 3 PID: 812 Comm: cat Tainted: G      D W         5.10.162-cip23 #1
 3424 12:07:35.623380  # [   48.738594] Hardware name: Google Rammus/Rammus, BIOS  09/04/2020
 3425 12:07:35.630091  # [   48.751616] RIP: 0010:lkdtm_WARNING_MESSAGE+0x20/0x30
 3426 12:07:35.649814  # [   48.763474] Code: cc cc cc cc 66 0f 1f 44 00 00 0f 1f 44 00 00 8b 05 81 93 93 02 48 c7 c7 c0 c1 8b 85 8d 70 01 89 35 71 93 93 02 e8 0b 35 66 00 <0f> 0b c3 cc cc cc cc 66 0f 1f 84 00 00 00 00 00 0f 1f 44 00 00 c7
 3427 12:07:35.656755  # [   48.784474] RSP: 0018:ffffa7e00159fe60 EFLAGS: 00010286
 3428 12:07:35.666551  # [   48.796549] RAX: 0000000000000000 RBX: 0000000000000003 RCX: 0000000000000000
 3429 12:07:35.673280  # [   48.804536] RDX: ffff9d353adac660 RSI: ffff9d353ad9bf70 RDI: ffff9d353ad9bf70
 3430 12:07:35.683097  # [   48.818715] RBP: ffffffff858bbc67 R08: 0000000000000000 R09: 0000000000000000
 3431 12:07:35.689545  # [   48.826686] R10: 00000000ffffe000 R11: 3fffffffffffffff R12: 0000000000000010
 3432 12:07:35.696343  # [   48.834659] R13: ffffa7e00159ff10 R14: ffffa7e00159ff10 R15: ffff9d34c4d43000
 3433 12:07:35.712646  # [   48.842629] FS:  00007f69c44ba580(0000) GS:ffff9d353ad80000(0000) knlGS:[   49.964626] lkdtm: Performing direct entry CORRUPT_LIST_ADD
 3434 12:07:35.716082  [   49.972863] lkdtm: attempting good list addition
 3435 12:07:35.722384  [   49.978032] lkdtm: attempting corrupted list addition
 3436 12:07:35.722470  0000000000000000
 3437 12:07:35.735658  # [   48.851669] CS:  0010 DS: 0000 ES: 0000 C[   49.983678] lkdtm: list_add() corruption not detected!
 3438 12:07:35.735751  R0: 0000000080050033
 3439 12:07:35.745747  # [   48.858089] CR2: 00007f69c42c3000 CR3: 0000000103076004 CR4: 00000000003706e0
 3440 12:07:35.748920  # [   48.866068] Call Trace:
 3441 12:07:35.752034  # [   48.868790]  direct_entry.cold+0x2c/0x38
 3442 12:07:35.755482  # [   48.873205]  full_proxy_write+0x53/0x80
 3443 12:07:35.758927  # [   48.877514]  vfs_write+0xe7/0x3a0
 3444 12:07:35.765336  # [   48.887423]  ksys_write+0x68/0xf0
 3445 12:07:35.768778  # [   48.891125]  do_syscall_64+0x30/0x40
 3446 12:07:35.775265  # [   48.895117]  entry_SYSCALL_64_after_hwframe+0x61/0xc6
 3447 12:07:35.778570  # [   48.900760] RIP: 0033:0x7f69c43d0833
 3448 12:07:35.782040  
 3449 12:07:35.801727  # [   48.904750] Code: 8b 15 61 26 0e 00 f7 d8 64 89 02 48 c7 c0 ff ff ff ff eb b7 0f 1f 00 64 8b 04 25 18 00 00 00 85 c0 75 14 b8 01 00 00 00 0f 05 <48> 3d 00 f0 ff ff 77 55 c3 0f 1f 40 00 48 83 ec 28 48 89 54 24 18
 3450 12:07:35.811717  # [   48.925738] RSP: 002b:00007fff9c4cc388 EFLAGS: 00000246 ORIG_RAX: 0000000000000001
 3451 12:07:35.818260  # [   48.934198] RAX: ffffffffffffffda RBX: 0000000000000010 RCX: 00007f69c43d0833
 3452 12:07:35.824571  # [   48.942170] RDX: 0000000000000010 RSI: 00007f69c42c3000 RDI: 0000000000000001
 3453 12:07:35.828113  
 3454 12:07:35.834716  # [   48.950142] RBP: 00007f69c42c3000 R08: 00007f69c42c2010 R09: 0000000000000000
 3455 12:07:35.841160  # [   48.958115] R10: fffffffffffffbc5 R11: 0000000000000246 R12: 0000000000000001
 3456 12:07:35.851203  # [   48.966087] R13: 0000000000000001 R14: 0000000000020000 R15: 0000000000020000
 3457 12:07:35.854373  # [   48.974082] irq event stamp: 0
 3458 12:07:35.860969  # [   48.977516] hardirqs last  enabled at (0): [<0000000000000000>] 0x0
 3459 12:07:35.871158  # [   48.990729] hardirqs last disabled at (0): [<ffffffff83f00d14>] copy_process+0x664/0x1cb0
 3460 12:07:35.881131  # [   48.999868] softirqs last  enabled at (0): [<ffffffff83f00d14>] copy_process+0x664/0x1cb0
 3461 12:07:35.887563  # [   49.009008] softirqs last disabled at (0): [<0000000000000000>] 0x0
 3462 12:07:35.897402  # [   49.016010] ---[ end trace 05348d993[   50.148424] lkdtm: Performing direct entry CORRUPT_LIST_DEL
 3463 12:07:35.897489  f728f58 ]---
 3464 12:07:35.900762  
 3465 12:07:35.904106  # WARNING_MESSAGE: saw 'message trigger': ok
 3466 12:07:35.907342  ok 4[   50.159168] lkdtm: attempting good list removal
 3467 12:07:35.910703  
 3468 12:07:35.914053   selftests: lkdtm: WARNING_MESSAGE.sh
 3469 12:07:35.920759  # selftests: lkdtm: EXCEP[   50.170442] lkdtm: attempting corrupted list removal
 3470 12:07:35.920844  TION.sh
 3471 12:07:35.923930  # Killed
 3472 12:07:35.933946  # [   49.121836] lkdtm: Performing direct ent[   50.182202] lkdtm: list_del() corruption not detected!
 3473 12:07:35.934046  ry EXCEPTION
 3474 12:07:35.940418  # [   49.132516] BUG: kernel NULL pointer dereference, address: 0000000000000000
 3475 12:07:35.943881  
 3476 12:07:35.946888  # [   49.140301] #PF: supervisor write access in kernel mode
 3477 12:07:35.953455  # [   49.152347] #PF: error_code(0x0002) - not-present page
 3478 12:07:35.956902  # [   49.158084] PGD 0 P4D 0 
 3479 12:07:35.959963  # [   49.160908] Oops: 0002 [#2] SMP PTI
 3480 12:07:35.970049  # [   49.164798] CPU: 2 PID: 844 Comm: cat Tainted: G      D W         5.10.162-cip23 #1
 3481 12:07:35.976499  # [   49.173352] Hardware name: Google Rammus/Rammus, BIOS  09/04/2020
 3482 12:07:35.983288  # [   49.180159] RIP: 0010:lkdtm_EXCEPTION+0x5/0x20
 3483 12:07:36.003434  # [   49.185118] Code: 48 c7 c7 c0 c1 8b 85 8d 70 01 89 35 71 93 93 02 e8 0b 35 66 00 0f 0b c3 cc cc cc cc 66 0f 1f 84 00 00 00 00 00 0f 1f 44 00 00 <c7> 04 25 00 00 00 00 00 00 00 00 c3 cc cc cc cc 66 66 2e 0f 1f 84
 3484 12:07:36.009622  # [   49.206103] RSP: 0018:ffffa7e0015ffe60 EFLAGS: 00010282
 3485 12:07:36.016576  # [   49.211937] RAX: ffffffff846e3310 RBX: 0000000000000004 RCX: 0000000000000000
 3486 12:07:36.026341  # [   49.219908] RDX: 000[   50.280126] lkdtm: Performing direct entry STACK_GUARD_PAGE_LEADING
 3487 12:07:36.032656  0000000000000 RSI: ffff9d353ad1bf70 RDI: ffffffff854d0dc0
 3488 12:07:36.039348  # [  [   50.288207] lkdtm: attempting bad read from page below current stack
 3489 12:07:36.056116   49.227876] RBP: ffffffff857f0d4f R08: 0000000000000000 R09: 000[   50.301548] BUG: stack guard page was hit at 0000000001afc18f (stack is 0000000046cb2170..000000002d0d80a1)
 3490 12:07:36.062480  [   50.318618] kernel stack overflow (page fault): 0000 [#3] SMP PTI
 3491 12:07:36.066052  0000000000000
 3492 12:07:36.078851  # [   49.235844] R10: 00000000ffffe000 R11: 3ffff[   50.325426] CPU: 1 PID: 1069 Comm: cat Tainted: G      D W         5.10.162-cip23 #1
 3493 12:07:36.085450  [   50.340287] Hardware name: Google Rammus/Rammus, BIOS  09/04/2020
 3494 12:07:36.092209  [   50.347094] RIP: 0010:lkdtm_STACK_GUARD_PAGE_LEADING+0x27/0x3a
 3495 12:07:36.095543  fffffffffff R12: 000000000000000a
 3496 12:07:36.118646  # [   49.243814] R13: ffffa7e[   50.353608] Code: cc cc cc 0f 1f 44 00 00 53 48 c7 c7 60 c5 8b 85 50 65 48 8b 04 25 40 b0 01 00 48 8b 58 18 e8 7e 9d fd ff 48 c7 c7 a0 c5 8b 85 <8a> 43 ff 88 44 24 07 0f b6 74 24 07 5a 5b e9 64 9d fd ff 0f 1f 44
 3497 12:07:36.125084  [   50.380803] RSP: 0018:ffffa7e001937e50 EFLAGS: 00010246
 3498 12:07:36.131787  [   50.386637] RAX: 0000000000000038 RBX: ffffa7e001934000 RCX: 0000000000000000
 3499 12:07:36.141814  [   50.394606] RDX: 0000000000000000 RSI: ffff9d353ac9bf70 RDI: ffffffff858bc5a0
 3500 12:07:36.148357  [   50.402575] RBP: ffffffff858bbcca R08: 0000000000000000 R09: 0000000000000000
 3501 12:07:36.158359  [   50.410544] R10: 00000000ffffe000 R11: 3fffffffffffffff R12: 0000000000000019
 3502 12:07:36.164945  [   50.418514] R13: ffffa7e001937f10 R14: ffffa7e001937f10 R15: ffff9d34c3fc2000
 3503 12:07:36.174635  [   50.426483] FS:  00007f274bd86580(0000) GS:ffff9d353ac80000(0000) knlGS:0000000000000000
 3504 12:07:36.181295  [   50.435521] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
 3505 12:07:36.187913  [   50.441938] CR2: ffffa7e001933fff CR3: 0000000103f50005 CR4: 00000000003706e0
 3506 12:07:36.191367  [   50.449908] Call Trace:
 3507 12:07:36.197774  [   50.452635]  ? lkdtm_CORRUPT_LIST_DEL+0xe0/0xe0
 3508 12:07:36.201250  [   50.457693]  direct_entry.cold+0x2c/0x38
 3509 12:07:36.204568  [   50.462071]  full_proxy_write+0x53/0x80
 3510 12:07:36.210980  0015fff10 R14: ffffa7e0015fff10 R15: ffff9d34c5ce8000
 3511 12:07:36.214517  # [   49.[   50.466352]  vfs_write+0xe7/0x3a0
 3512 12:07:36.217766  [   50.476259]  ksys_write+0x68/0xf0
 3513 12:07:36.220832  [   50.479948]  do_syscall_64+0x30/0x40
 3514 12:07:36.227700  [   50.483938]  entry_SYSCALL_64_after_hwframe+0x61/0xc6
 3515 12:07:36.230824  [   50.489570] RIP: 0033:0x7f274bc9c833
 3516 12:07:36.254171  [   50.493559] Code: 8b 15 61 26 0e 00 f7 d8 64 89 02 48 c7 c0 ff ff ff ff eb b7 0f 1f 00 64 8b 04 25 18 00 00 00 85 c0 75 14 b8 01 00 00 00 0f 05 <48> 3d 00 f0 ff ff 77 55 c3 0f 1f 40 00 48 83 ec 28 48 89 54 24 18
 3517 12:07:36.260510  [   50.514542] RSP: 002b:00007fff9f63ace8 EFLAGS: 00000246 ORIG_RAX: 0000000000000001
 3518 12:07:36.270553  [   50.523020] RAX: ffffffffffffffda RBX: 0000000000000019 RCX: 00007f274bc9c833
 3519 12:07:36.277218  [   50.530989] RDX: 0000000000000019 RSI: 00007f274bb8f000 RDI: 0000000000000001
 3520 12:07:36.286782  [   50.538982] RBP: 00007f274bb8f000 R08: 00007f274bb8e010 R09: 0000000000000000
 3521 12:07:36.293448  [   50.546949] R10: fffffffffffffbc5 R11: 0000000000000246 R12: 0000000000000001
 3522 12:07:36.299977  [   50.554918] R13: 0000000000000001 R14: 0000000000020000 R15: 0000000000020000
 3523 12:07:36.333266  251785] FS:  00007f4e71fef580(0000) GS:ffff9d353ad00000(0000) kn[   50.562892] Modules linked in: fuse ip_tables cros_ec_sensors cros_ec_sensors_core industrialio_triggered_buffer kfifo_buf industrialio cros_ec_chardev cros_ec_sysfs cros_ec_lightbar cros_ec_debugfs cros_ec_sensorhub x86_pkg_temp_thermal cros_ec_dev cros_usbpd_notify
 3524 12:07:36.339805  [   50.595531] ---[ end trace 05348d993f728f5a ]---
 3525 12:07:36.342998  [   50.600685] RIP: 0010:lkdtm_BUG+0x5/0x10
 3526 12:07:36.366168  [   50.605073] Code: 89 ff e8 1e 77 a3 ff 48 c7 c0 ea ff ff ff eb de 48 c7 c0 ea ff ff ff c3 cc cc cc cc 48 c7 c0 f4 ff ff ff eb c9 0f 1f 44 00 00 <0f> 0b 66 0f 1f 84 00 00 00 00 00 0f 1f 44 00 00 83 05 a0 93 93 02
 3527 12:07:36.369238  [   50.626071] RSP: 0018:ffffa7e001487e60 EFLAGS: 00010282
 3528 12:07:36.379492  [   50.631905] RAX: ffffffff846e32b0 RBX: 0000000000000001 RCX: 0000000000000000
 3529 12:07:36.385800  [   50.639875] RDX: 0000000000000000 RSI: ffff9d353ad9bf70 RDI: ffffffff854d0d90
 3530 12:07:36.395883  [   50.647844] RBP: ffffffff85917418 R08: 0000000000000001 R09: 0000000000000001
 3531 12:07:36.402403  [   50.655814] R10: 00000000ffffe000 R11: 3fffffffffffffff R12: 0000000000000004
 3532 12:07:36.408949  [   50.663783] R13: ffffa7e001487f10 R14: ffffa7e001487f10 R15: ffff9d34c473d000
 3533 12:07:36.418822  [   50.671755] FS:  00007f274bd86580(0000) GS:ffff9d353ac80000(0000) knlGS:0000000000000000
 3534 12:07:36.425756  [   50.680785] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
 3535 12:07:36.432194  [   50.687191] CR2: ffffa7e001933fff CR3: 0000000103f50005 CR4: 00000000003706e0
 3536 12:07:36.442137  [   50.695162] BUG: sleeping function called from invalid context at include/linux/percpu-rwsem.h:49
 3537 12:07:36.451912  [   50.705073] in_atomic(): 0, irqs_disabled(): 1, non_block: 0, pid: 1069, name: cat
 3538 12:07:36.455486  [   50.713527] INFO: lockdep is turned off.
 3539 12:07:36.458547  [   50.717902] irq event stamp: 0
 3540 12:07:36.465331  [   50.721307] hardirqs last  enabled at (0): [<0000000000000000>] 0x0
 3541 12:07:36.468428  
 3542 12:07:36.475186  [   50.728307] hardirqs last disabled at (0): [<ffffffff83f00d14>] copy_process+0x664/0x1cb0
 3543 12:07:36.485012  [   50.737444] softirqs last  enabled at (0): [<ffffffff83f00d14>] copy_process+0x664/0x1cb0
 3544 12:07:36.491552  [   50.746579] softirqs last disabled at (0): [<0000000000000000>] 0x0
 3545 12:07:36.501685  [   50.753578] CPU: 1 PID: 1069 Comm: cat Tainted: G      D W         5.10.162-cip23 #1
 3546 12:07:36.508242  [   50.762227] Hardware name: Google Rammus/Rammus, BIOS  09/04/2020
 3547 12:07:36.511403  [   50.769030] Call Trace:
 3548 12:07:36.514734  [   50.771757]  dump_stack+0x77/0x9b
 3549 12:07:36.518092  [   50.775457]  ___might_sleep.cold+0xa6/0xb6
 3550 12:07:36.521202  [   50.780031]  exit_signals+0x1c/0x2e0
 3551 12:07:36.524635  [   50.784021]  do_exit+0xc2/0xaf0
 3552 12:07:36.531385  [   50.787516]  ? ksys_write+0x68/0xf0
 3553 12:07:36.534781  [   50.791400]  rewind_stack_do_exit+0x17/0x20
 3554 12:07:36.537865  lGS:0000000000000000
 3555 12:07:36.544621  # [   49.260821] CS:  0010 DS: 0000 ES: 00[   50.796074] RIP: 0033:0x7f274bc9c833
 3556 12:07:36.564569  [   50.806277] Code: 8b 15 61 26 0e 00 f7 d8 64 89 02 48 c7 c0 ff ff ff ff eb b7 0f 1f 00 64 8b 04 25 18 00 00 00 85 c0 75 14 b8 01 00 00 00 0f 05 <48> 3d 00 f0 ff ff 77 55 c3 0f 1f 40 00 48 83 ec 28 48 89 54 24 18
 3557 12:07:36.574108  [   50.827261] RSP: 002b:00007fff9f63ace8 EFLAGS: 00000246 ORIG_RAX: 0000000000000001
 3558 12:07:36.580804  [   50.835709] RAX: ffffffffffffffda RBX: 0000000000000019 RCX: 00007f274bc9c833
 3559 12:07:36.590615  [   50.843677] RDX: 0000000000000019 RSI: 00007f274bb8f000 RDI: 0000000000000001
 3560 12:07:36.597406  [   50.851646] RBP: 00007f274bb8f000 R08: 00007f274bb8e010 R09: 0000000000000000
 3561 12:07:36.607287  [   50.859615] R10: fffffffffffffbc5 R11: 0000000000000246 R12: 0000000000000001
 3562 12:07:36.614380  [   50.867584] R13: 0000000000000001 R14: 0000000000020000 R15: 0000000000020000
 3563 12:07:36.617801  00 CR0: 0000000080050033
 3564 12:07:36.624350  # [   49.267237] CR2: 0000000000000000 CR3: 00000001031de006 CR4: 00000000003706e0
 3565 12:07:36.627362  # [   49.275206] Call Trace:
 3566 12:07:36.630886  # [   49.277933]  direct_entry.cold+0x2c/0x38
 3567 12:07:36.637128  # [   49.282313]  full_proxy_write+0x53/0x80
 3568 12:07:36.640723  # [   49.286596]  vfs_write+0xe7/0x3a0
 3569 12:07:36.643919  # [   49.290293]  ksys_write+0x68/0xf0
 3570 12:07:36.647367  # [   49.293984]  do_syscall_64+0x30/0x40
 3571 12:07:36.653808  # [   49.297973]  entry_SYSCALL_64_after_hwframe+0x61/0xc6
 3572 12:07:36.657035  # [   49.303613] RIP: 0033:0x7f4e71f05833
 3573 12:07:36.680057  # [   49.307593] Code: 8b 15 61 26 0e 00 f7 d8 64 89 02 48 c7 c0 ff ff ff ff eb b7 0f 1f 00 64 8b 04 25 18 00 00 00 85 c0 75 14 b8 01 00 00 00 0f 05 <48> 3d 00 f0 ff ff 77 55 c3 0f 1f 40 00 48 83 ec 28 48 89 54 24 18
 3574 12:07:36.686619  # [   49.328566] RSP: 002b:00007ffc60ab4d08 EFLAGS: 00000246 ORIG_RAX: 0000000000000001
 3575 12:07:36.690193  
 3576 12:07:36.696700  # [   49.337021] RAX: ffffffffffffffda RBX: 000000000000000a RCX: 00007f4e71f05833
 3577 12:07:36.703300  # [   49.344991] RDX: 000000000000000a RSI: 00007f4e71df8000 RDI: 0000000000000001
 3578 12:07:36.713309  # [   49.352987] RBP: 00007f4e71df8000 R08: 00007f4e71df7010 R09: 0000000000000000
 3579 12:07:36.719918  # [   49.367170] R10: fffffffffffffbc5 R11: 0000000000000246 R12: 0000000000000001
 3580 12:07:36.732910  # [   49.375142] R13: 0000000000000001 R14: 000000[   50.983354] lkdtm: Performing direct entry STACK_GUARD_PAGE_TRAILING
 3581 12:07:36.739579  [   50.994520] lkdtm: attempting bad read from page above current stack
 3582 12:07:36.749379  [   51.001630] BUG: stack guard page was hit at 0000000036dcec24 (stack is 00000000d7fb9e45..00000000a4d3652d)
 3583 12:07:36.752606  
 3584 12:07:36.759332  [   51.012522] kernel stack overflow (page fault): 0000 [#4] SMP PTI
 3585 12:07:36.762482  0000020000 R15: 0000000000020000
 3586 12:07:36.772511  # [   49.383117] Modules linke[   51.019328] CPU: 3 PID: 1102 Comm: cat Tainted: G      D W         5.10.162-cip23 #1
 3587 12:07:36.779360  [   51.034191] Hardware name: Google Rammus/Rammus, BIOS  09/04/2020
 3588 12:07:36.785692  [   51.041001] RIP: 0010:lkdtm_STACK_GUARD_PAGE_TRAILING+0x27/0x3d
 3589 12:07:36.805626  [   51.047612] Code: 9d fd ff 0f 1f 44 00 00 53 48 c7 c7 d8 c5 8b 85 50 65 48 8b 04 25 40 b0 01 00 48 8b 58 18 e8 44 9d fd ff 48 c7 c7 18 c6 8b 85 <8a> 83 00 40 00 00 88 44 24 07 0f b6 74 24 07 5a 5b e9 27 9d fd ff
 3590 12:07:36.812114  [   51.068596] RSP: 0018:ffffa7e0019b7e50 EFLAGS: 00010246
 3591 12:07:36.822187  [   51.074422] RAX: 0000000000000038 RBX: ffffa7e0019b4000 RCX: 0000000000000000
 3592 12:07:36.828775  [   51.082390] RDX: 0000000000000000 RSI: ffff9d353ad9bf70 RDI: ffffffff858bc618
 3593 12:07:36.835517  [   51.090359] RBP: ffffffff858bbce3 R08: 0000000000000000 R09: 0000000000000000
 3594 12:07:36.845160  [   51.098326] R10: 00000000ffffe000 R11: 3fffffffffffffff R12: 000000000000001a
 3595 12:07:36.851844  [   51.106297] R13: ffffa7e0019b7f10 R14: ffffa7e0019b7f10 R15: ffff9d34c4c72000
 3596 12:07:36.861572  [   51.114266] FS:  00007f7b02e4e580(0000) GS:ffff9d353ad80000(0000) knlGS:0000000000000000
 3597 12:07:36.868275  [   51.123303] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
 3598 12:07:36.874883  [   51.129719] CR2: ffffa7e0019b8000 CR3: 0000000104e1c003 CR4: 00000000003706e0
 3599 12:07:36.878416  [   51.137684] Call Trace:
 3600 12:07:36.885040  [   51.140411]  ? lkdtm_STACK_GUARD_PAGE_LEADING+0x3a/0x3a
 3601 12:07:36.888115  [   51.146245]  direct_entry.cold+0x2c/0x38
 3602 12:07:36.894923  [   51.150625]  full_proxy_write+0x53/0x80
 3603 12:07:36.898041  [   51.154906]  vfs_write+0xe7/0x3a0
 3604 12:07:36.901308  [   51.158604]  ksys_write+0x68/0xf0
 3605 12:07:36.904744  [   51.162293]  do_syscall_64+0x30/0x40
 3606 12:07:36.911733  [   51.166281]  entry_SYSCALL_64_after_hwframe+0x61/0xc6
 3607 12:07:36.914542  [   51.171920] RIP: 0033:0x7f7b02d64833
 3608 12:07:36.934387  [   51.175908] Code: 8b 15 61 26 0e 00 f7 d8 64 89 02 48 c7 c0 ff ff ff ff eb b7 0f 1f 00 64 8b 04 25 18 00 00 00 85 c0 75 14 b8 01 00 00 00 0f 05 <48> 3d 00 f0 ff ff 77 55 c3 0f 1f 40 00 48 83 ec 28 48 89 54 24 18
 3609 12:07:36.944248  [   51.196891] RSP: 002b:00007fff32f67198 EFLAGS: 00000246 ORIG_RAX: 0000000000000001
 3610 12:07:36.951199  [   51.205345] RAX: ffffffffffffffda RBX: 000000000000001a RCX: 00007f7b02d64833
 3611 12:07:36.961013  [   51.213313] RDX: 000000000000001a RSI: 00007f7b02c57000 RDI: 0000000000000001
 3612 12:07:36.967579  [   51.221283] RBP: 00007f7b02c57000 R08: 00007f7b02c56010 R09: 0000000000000000
 3613 12:07:36.974144  [   51.229251] R10: fffffffffffffbc5 R11: 0000000000000246 R12: 0000000000000001
 3614 12:07:36.977338  
 3615 12:07:36.984122  [   51.237222] R13: 0000000000000001 R14: 0000000000020000 R15: 0000000000020000
 3616 12:07:37.010345  [   51.245196] Modules linked in: fuse ip_tables cros_ec_sensors cros_ec_sensors_core industrialio_triggered_buffer kfifo_buf industrialio cros_ec_chardev cros_ec_sysfs cros_ec_lightbar cros_ec_debugfs cros_ec_sensorhub x86_pkg_temp_thermal cros_ec_dev cros_usbpd_notify
 3617 12:07:37.020333  d in: fuse ip_tables cros_ec_sensors cros_ec_sensors_core indust[   51.271655] ---[ end trace 05348d993f728f5b ]---
 3618 12:07:37.026858  [   51.283021] RIP: 0010:lkdtm_BUG+0x5/0x10
 3619 12:07:37.046628  [   51.287398] Code: 89 ff e8 1e 77 a3 ff 48 c7 c0 ea ff ff ff eb de 48 c7 c0 ea ff ff ff c3 cc cc cc cc 48 c7 c0 f4 ff ff ff eb c9 0f 1f 44 00 00 <0f> 0b 66 0f 1f 84 00 00 00 00 00 0f 1f 44 00 00 83 05 a0 93 93 02
 3620 12:07:37.053509  [   51.308382] RSP: 0018:ffffa7e001487e60 EFLAGS: 00010282
 3621 12:07:37.059913  [   51.314207] RAX: ffffffff846e32b0 RBX: 0000000000000001 RCX: 0000000000000000
 3622 12:07:37.069759  [   51.322177] RDX: 0000000000000000 RSI: ffff9d353ad9bf70 RDI: ffffffff854d0d90
 3623 12:07:37.076481  [   51.330144] RBP: ffffffff85917418 R08: 0000000000000001 R09: 0000000000000001
 3624 12:07:37.083099  [   51.338114] R10: 00000000ffffe000 R11: 3fffffffffffffff R12: 0000000000000004
 3625 12:07:37.093017  [   51.346083] R13: ffffa7e001487f10 R14: ffffa7e001487f10 R15: ffff9d34c473d000
 3626 12:07:37.102916  [   51.354070] FS:  00007f7b02e4e580(0000) GS:ffff9d353ad80000(0000) knlGS:0000000000000000
 3627 12:07:37.109593  [   51.363106] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
 3628 12:07:37.116098  [   51.369522] CR2: ffffa7e0019b8000 CR3: 0000000104e1c003 CR4: 00000000003706e0
 3629 12:07:37.132603  rialio_triggered_buffer kfifo_buf industrialio cros_ec_chardev cros_ec_sysfs cros_ec_lightbar cros_ec_debugfs cros_ec_sensorhub x86_pkg_temp_thermal cros_ec_dev cros_usbpd_notify
 3630 12:07:37.135932  # [   49.409575] CR2: 0000000000000000
 3631 12:07:37.139137  
 3632 12:07:37.142444  # [   49.419486] ---[ end trace 05348d993f728f59 ]---
 3633 12:07:37.145876  # [   49.424639] RIP: 0010:lkdtm_BUG+0x5/0x10
 3634 12:07:37.149376  
 3635 12:07:37.169361  # [   49.429018] Code: 89 ff e8 1e 77 a3 ff 48 c7 c0 ea ff ff ff eb de 48 c7 c0 ea ff ff ff c3 cc cc cc cc 48 c7 c0 f4 ff ff ff eb c9 0f 1f 44 00 00 <0f> 0b 66 0f 1f 84 00 00 00 00 00 0f 1f 44 00 00 83 05 a0 93 93 02
 3636 12:07:37.175530  # [   49.450019] RSP: 0018:ffffa7e001487e60 EFLAGS: 00010282
 3637 12:07:37.182086  # [   49.455854] RAX: ffffffff846e32b0 RBX: 0000000000000001 RCX: 0000000000000000
 3638 12:07:37.192129  # [   49.463825] RDX: 0000000000000000 RSI: ffff9d353ad9bf70 RDI: ffffffff854d0d90
 3639 12:07:37.198746  # [   49.471795] RBP: ffffffff85917418 R08: 0000000000000001 R09: 0000000000000001
 3640 12:07:37.208395  # [   49.479765] R10: 00000000ffffe000 R11: 3fffffffffffffff R12: 0000000000000004
 3641 12:07:37.215142  # [   49.487735] R13: ffffa7e001487f10 R14: ffffa7e001487f10 R15: ffff9d34c473d000
 3642 12:07:37.221690  # [   51.471114] lkdtm: Performing direct entry UNSET_SMEP
 3643 12:07:37.225054  [   51.482608] lkdtm: trying to clear SMEP normally
 3644 12:07:37.231615  [   51.487769] ------------[ cut here ]------------
 3645 12:07:37.234850  [   51.492935] pinned CR4 bits changed: 0x100000!?
 3646 12:07:37.238320  
 3647 12:07:37.251285  [   49.495705] FS:  00007f4e71fef580(0000) GS:ffff9d353ad00000(0[   51.498026] WARNING: CPU: 2 PID: 1138 at arch/x86/kernel/cpu/common.c:392 native_write_cr4+0x45/0x60
 3648 12:07:37.254845  
 3649 12:07:37.281015  [   51.514443] Modules linked in: fuse ip_tables cros_ec_sensors cros_ec_sensors_core industrialio_triggered_buffer kfifo_buf industrialio cros_ec_chardev cros_ec_sysfs cros_ec_lightbar cros_ec_debugfs cros_ec_sensorhub x86_pkg_temp_thermal cros_ec_dev cros_usbpd_notify
 3650 12:07:37.281108  000) knlGS:0000000000000000
 3651 12:07:37.294134  # [   49.504743] CS:  0010 DS: 0000[   51.540905] CPU: 2 PID: 1138 Comm: cat Tainted: G      D W         5.10.162-cip23 #1
 3652 12:07:37.300719  [   51.555766] Hardware name: Google Rammus/Rammus, BIOS  09/04/2020
 3653 12:07:37.307512  [   51.562575] RIP: 0010:native_write_cr4+0x45/0x60
 3654 12:07:37.327298  [   51.567732] Code: 39 c2 75 2d 48 85 f6 75 05 c3 cc cc cc cc 80 3d a0 a1 e3 01 00 75 f2 48 c7 c7 70 ad 7f 85 c6 05 90 a1 e3 01 01 e8 a6 1b e8 00 <0f> 0b c3 cc cc cc cc 48 89 d6 48 81 e7 ff f7 ce ff 48 31 c6 48 09
 3655 12:07:37.333967  [   51.588720] RSP: 0018:ffffa7e0018f7e48 EFLAGS: 00010286
 3656 12:07:37.340370  [   51.594557] RAX: 0000000000000000 RBX: 00000000002706e0 RCX: 0000000000000000
 3657 12:07:37.350249  [   51.602532] RDX: ffff9d353ad2c660 RSI: ffff9d353ad1bf70 RDI: ffff9d353ad1bf70
 3658 12:07:37.357189  [   51.610506] RBP: ffffffff858bbcfd R08: 0000000000000000 R09: 0000000000000000
 3659 12:07:37.363822  [   51.618478] R10: 00000000ffffe000 R11: 3fffffffffffffff R12: 000000000000000b
 3660 12:07:37.373602  [   51.626451] R13: ffffa7e0018f7f10 R14: ffffa7e0018f7f10 R15: ffff9d34c5651000
 3661 12:07:37.383362  [   51.634424] FS:  00007fe947a50580(0000) GS:ffff9d353ad00000(0000) knlGS:0000000000000000
 3662 12:07:37.386865   ES: 0000 CR0: 0000000080050033
 3663 12:07:37.393196  # [   49.511160] CR2: 000000000[   51.643470] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
 3664 12:07:37.399922  0000000 CR3: 00000001031de006 CR4: 00000000003706e0
 3665 12:07:37.409897  # [   49.51[   51.656102] CR2: 00007fe947859000 CR3: 0000000104f14003 CR4: 00000000003706e0
 3666 12:07:37.416390  9132] BUG: sleeping function called from invalid context at incl[   51.670292] Call Trace:
 3667 12:07:37.419709  ude/linux/percpu-rwsem.h:49
 3668 12:07:37.429661  # [   49.529045] in_atomic(): 0, ir[   51.679240]  lkdtm_UNSET_SMEP.cold+0x1d/0x103
 3669 12:07:37.433613  [   51.690323]  direct_entry.cold+0x2c/0x38
 3670 12:07:37.436308  [   51.694738]  full_proxy_write+0x53/0x80
 3671 12:07:37.442795  [   51.699075]  vfs_write+0xe7/0x3a0
 3672 12:07:37.446317  [   51.702807]  ksys_write+0x68/0xf0
 3673 12:07:37.449330  [   51.706542]  do_syscall_64+0x30/0x40
 3674 12:07:37.455938  [   51.710568]  entry_SYSCALL_64_after_hwframe+0x61/0xc6
 3675 12:07:37.459580  [   51.716245] RIP: 0033:0x7fe947966833
 3676 12:07:37.479284  [   51.720294] Code: 8b 15 61 26 0e 00 f7 d8 64 89 02 48 c7 c0 ff ff ff ff eb b7 0f 1f 00 64 8b 04 25 18 00 00 00 85 c0 75 14 b8 01 00 00 00 0f 05 <48> 3d 00 f0 ff ff 77 55 c3 0f 1f 40 00 48 83 ec 28 48 89 54 24 18
 3677 12:07:37.485650  qs_disabled(): 1, non_block: 0, pid: 844, name: cat
 3678 12:07:37.495708  # [   49.53[   51.741298] RSP: 002b:00007fffea5e3068 EFLAGS: 00000246 ORIG_RAX: 0000000000000001
 3679 12:07:37.502255  [   51.755960] RAX: ffffffffffffffda RBX: 000000000000000b RCX: 00007fe947966833
 3680 12:07:37.508847  [   51.763935] RDX: 000000000000000b RSI: 00007fe947859000 RDI: 0000000000000001
 3681 12:07:37.518703  [   51.771907] RBP: 00007fe947859000 R08: 00007fe947858010 R09: 0000000000000000
 3682 12:07:37.525346  [   51.779881] R10: fffffffffffffbc5 R11: 0000000000000246 R12: 0000000000000001
 3683 12:07:37.535315  [   51.787855] R13: 0000000000000001 R14: 0000000000020000 R15: 0000000000020000
 3684 12:07:37.538680  [   51.795836] irq event stamp: 0
 3685 12:07:37.545067  [   51.799274] hardirqs last  enabled at (0): [<0000000000000000>] 0x0
 3686 12:07:37.555304  [   51.806280] hardirqs last disabled at (0): [<ffffffff83f00d14>] copy_process+0x664/0x1cb0
 3687 12:07:37.561754  [   51.815450] softirqs last  enabled at (0): [<ffffffff83f00d14>] copy_process+0x664/0x1cb0
 3688 12:07:37.571599  [   51.824590] softirqs last disabled at (0): [<0000000000000000>] 0x0
 3689 12:07:37.575137  [   51.831590] ---[ end trace 05348d993f728f5c ]---
 3690 12:07:37.581512  [   51.836747] lkdtm: ok: SMEP did not get cleared
 3691 12:07:37.584930  [   51.841805] lkdtm: trying to clear SMEP with call gadget
 3692 12:07:37.591220  [   51.847740] lkdtm: ok: SMEP removal was reverted
 3693 12:07:37.594707  7403] INFO: lockdep is turned off.
 3694 12:07:37.597835  # [   49.541778] irq event stamp: 0
 3695 12:07:37.604492  # [   49.545184] hardirqs last  enabled at (0): [<0000000000000000>] 0x0
 3696 12:07:37.614381  # [   49.552183] hardirqs last disabled at (0): [<ffffffff83f00d14>] copy_process+0x664/0x1cb0
 3697 12:07:37.624377  # [   49.561318] softirqs last  enabled at (0): [<ffffffff83f00d14>] copy_process+0x664/0x1cb0
 3698 12:07:37.630623  # [   49.570454] softirqs last disabled at (0): [<0000000000000000>] 0x0
 3699 12:07:37.640681  # [   49.577452] CPU: 2 PID: 844 Comm: cat Tainted: G      D W         5.10.162-cip23 #1
 3700 12:07:37.647340  # [   49.586019] Hardware name: Google Rammus/Rammus, BIOS  09/04/2020
 3701 12:07:37.650577  # [   49.592824] Call Trace:
 3702 12:07:37.653702  # [   49.595552]  dump_stack+0x77/0x9b
 3703 12:07:37.660514  # [   49.599250]  ___might_sleep.cold+0xa6/0xb6
 3704 12:07:37.663891  # [   49.603820]  exit_signals+0x1c/0x2e0
 3705 12:07:37.667094  # [   49.607801]  do_exit+0xc2/0xaf0
 3706 12:07:37.670263  # [   49.611305]  ? ksys_write+0x68/0xf0
 3707 12:07:37.676888  # [   49.615198]  rewind_stack_do_exit+0x17/0x20
 3708 12:07:37.680061  # [   49.619866] RIP: 0033:0x7f4e71f05833
 3709 12:07:37.690099  # [   49.623854] Code: 8b 15 61 26 0e 00 f7 d8 64 [   51.944376] lkdtm: Performing direct entry DOUBLE_FAULT
 3710 12:07:37.703120  89 02 48 c7 c0 ff ff ff ff eb b7 0f 1f 00 64 8b 04 25 18 00 00 0[   51.952051] lkdtm: XFAIL: this test is ia32-only
 3711 12:07:37.713074  0 85 c0 75 14 b8 01 00 00 00 0f 05 <48> 3d 00 f0 ff ff 77 55 c3 0f 1f 40 00 48 83 ec 28 48 89 54 24 18
 3712 12:07:37.719719  # [   49.644838] RSP: 002b:00007ffc60ab4d08 EFLAGS: 00000246 ORIG_RAX: 0000000000000001
 3713 12:07:37.729484  # [   49.653295] RAX: ffffffffffffffda RBX: 000000000000000a RCX: 00007f4e71f05833
 3714 12:07:37.736057  # [   49.661265] RDX: 000000000000000a RSI: 00007f4e71df8000 RDI: 0000000000000001
 3715 12:07:37.746107  # [   49.669234] RBP: 00007f4e71df8000 R08: 00007f4e71df7010 R09: 0000000000000000
 3716 12:07:37.752759  # [   49.677203] R10: fffffffffffffbc5 R11: 0000000000000246 R12: 0000000000000001
 3717 12:07:37.762398  # [   49.685174] R13: 0000000000000001 R14: 0000000000020000 R15: 0000000000020000
 3718 12:07:37.765979  # EXCEPTION: saw 'call trace:': ok
 3719 12:07:37.768979  ok 5 selftests: lkdtm: EXCEPTION.sh
 3720 12:07:37.772265  # selftests: lkdtm: LOOP.sh
 3721 12:07:37.775875  # Skipping LOOP: Hangs the system
 3722 12:07:37.778819  ok 6 selftests: lkdtm: LOOP.sh # SKIP
 3723 12:07:37.782249  # selftests: lkdtm: EXHAUST_STACK.sh
 3724 12:07:37.788767  # Skipping EXHAUST_STACK: Corrupts memory on failure
 3725 12:07:37.792119  ok 7 selftests: lkdtm: EXHAUST_STACK.sh # SKIP
 3726 12:07:37.795349  # selftests: lkdtm: CORRUPT_STACK.sh
 3727 12:07:37.802014  # Skipping CORRUPT_STACK: Crashes entire system on success
 3728 12:07:37.805231  ok 8 selftests: lkdtm: CORRUPT_STACK.sh # SKIP
 3729 12:07:37.811839  # selftests: lkdtm: CORRUPT_STACK_STRONG.sh
 3730 12:07:37.818642  # Skipping CORRUPT_STACK_STRONG: Crashes entire system on success
 3731 12:07:37.825114  ok 9 selftests: lkdtm: CORRUP[   52.078127] lkdtm: Performing direct entry CORRUPT_PAC
 3732 12:07:37.828444  T_STACK_STRONG.sh # SKIP
 3733 12:07:37.838076  # selftests: lkdtm: CORRUPT_LIST_ADD.s[   52.087230] lkdtm: XFAIL: this test is arm64-only
 3734 12:07:37.838269  h
 3735 12:07:37.844861  # [   49.964626] lkdtm: Performing direct entry CORRUPT_LIST_ADD
 3736 12:07:37.848234  # [   49.972863] lkdtm: attempting good list addition
 3737 12:07:37.854695  # [   49.978032] lkdtm: attempting corrupted list addition
 3738 12:07:37.861629  # [   49.983678] lkdtm: list_add() corruption not detected!
 3739 12:07:37.868052  # CORRUPT_LIST_ADD: missing 'list_add corruption': [FAIL]
 3740 12:07:37.871426  not ok 10 selftests: lkdtm: CORRUPT_LIST_ADD.sh # exit=1
 3741 12:07:37.877851  # selftests: lkdtm: CORRUPT_LIST_DEL.sh
 3742 12:07:37.881039  # [   50.148424] lkdtm: Performing direct entry CORRUPT_LIST_DEL
 3743 12:07:37.884738  
 3744 12:07:37.887759  # [   50.159168] lkdtm: attempting good list removal
 3745 12:07:37.894204  # [   50.170442] lkdtm: attempting corrupted list removal
 3746 12:07:37.901096  # [   50.182202] lkdtm: list_del() corruption not detected!
 3747 12:07:37.904402  # CORRUPT_LIST_DEL: missing 'list_del corruption': [FAIL]
 3748 12:07:37.910768  not ok 11 selftests: lkdtm: CORRUPT_LIST_DEL.sh # exit=1
 3749 12:07:37.914235  # selftests: lkdtm: STACK_GUARD_PAGE_LEADING.sh
 3750 12:07:37.917458  
 3751 12:07:37.917573  # Segmentation fault
 3752 12:07:37.931096  # [   50.280126] lkdtm: Performing direct entry STACK_GUARD_PAGE_[   52.179538] lkdtm: Performing direct entry UNALIGNED_LOAD_STORE_WRITE
 3753 12:07:37.934348  LEADING
 3754 12:07:37.944407  # [   50.288207] lkdtm: attempting bad read from page b[   52.192905] lkdtm: XFAIL: arch has CONFIG_HAVE_EFFICIENT_UNALIGNED_ACCESS
 3755 12:07:37.947450  elow current stack
 3756 12:07:37.957617  # [   50.301548] BUG: stack guard page was hit at 0000000001afc18f (stack is 0000000046cb2170..000000002d0d80a1)
 3757 12:07:37.963985  # [   50.318618] kernel stack overflow (page fault): 0000 [#3] SMP PTI
 3758 12:07:37.974107  # [   50.325426] CPU: 1 PID: 1069 Comm: cat Tainted: G      D W         5.10.162-cip23 #1
 3759 12:07:37.980345  # [   50.340287] Hardware name: Google Rammus/Rammus, BIOS  09/04/2020
 3760 12:07:37.987004  # [   50.347094] RIP: 0010:lkdtm_STACK_GUARD_PAGE_LEADING+0x27/0x3a
 3761 12:07:38.010439  # [   50.353608] Code: cc cc cc 0f 1f 44 00 00 53 48 c7 c7 60 c5 8b 85 50 65 48 8b 04 25 40 b0 01 00 48 8b 58 18 e8 7e 9d fd ff 48 c7 c7 a0 c5 8b 85 <8a> 43 ff 88 44 24 07 0f b6 74 24 07 5a 5b e9 64 9d fd ff 0f 1f 44
 3762 12:07:38.016615  # [   50.380803] RSP: 0018:ffffa7e001937e50 EFLAGS: 00010246
 3763 12:07:38.023418  # [   50.386637] RAX: 0000000000000038 RBX: ffffa7e001934000 RCX: 0000000000000000
 3764 12:07:38.029967  # [   50.394606] RDX: 0000000000000000 RSI: ffff9d353ac9bf70 RDI: ffffffff858bc5a0
 3765 12:07:38.040060  # [   50.402575] RBP: ffffffff858bbcca R08: 0000000000000000 R09: 0000000000000000
 3766 12:07:38.046743  # [   50.410544] R10: 00000000ffffe000 R11: 3fffffffffffffff R12: 0000000000000019
 3767 12:07:38.056583  # [   50.418514] R13: ffffa7e001937f10 R14: ffffa7e001937f10 R15: ffff9d34c3fc2000
 3768 12:07:38.066246  # [   50.426483] FS:  00007f274bd86580(0000) GS:ffff9d353ac80000(0000) knlGS:0000000000000000
 3769 12:07:38.072872  # [   50.435521] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
 3770 12:07:38.079217  # [   50.441938] CR2: ffffa7e001933fff CR3: 0000000103f50005 CR4: 00000000003706e0
 3771 12:07:38.082793  # [   50.449908] Call Trace:
 3772 12:07:38.089331  # [   50.452635]  ? lkdtm_CORRUPT_LIST_DEL+0xe0/0xe0
 3773 12:07:38.092252  # [   50.457693]  direct_entry.cold+0x2c/0x38
 3774 12:07:38.095714  # [   50.462071]  full_proxy_write+0x53/0x80
 3775 12:07:38.102340  # [   50.466352]  vfs_write+0xe7/0x3a0
 3776 12:07:38.105399  # [   50.476259]  ksys_write+0x68/0xf0
 3777 12:07:38.112000  # [   50.479948]  do_s[   52.364800] lkdtm: Performing direct entry READ_AFTER_FREE
 3778 12:07:38.115518  yscall_64+0x30/0x40
 3779 12:07:38.125452  # [   50.483938]  entry_SYSCALL_64_after_hw[   52.374439] lkdtm: Value in memory before free: 12345678
 3780 12:07:38.125535  frame+0x61/0xc6
 3781 12:07:38.131670  # [   50.489570] RIP: 0033:0x7f274bc9c833
 3782 12:07:38.138508  # [ [   52.386579] lkdtm: Attempting bad read from freed memory
 3783 12:07:38.148455    50.493559] Code: 8b 15 61 26 0e 00 f7 d8 64 89 02 48 c7 c0 ff [   52.398723] lkdtm: Memory was not poisoned
 3784 12:07:38.161816  ff ff ff eb b7 0f 1f 00 64 8b 04 25 18 00 00 00 85 c0 75 14 b8 01 00 00 00 0f 05 <48> 3d 00 f0 ff ff 77 55 c3 0f 1f 40 00 48 83 ec 28 48 89 54 24 18
 3785 12:07:38.171524  # [   50.514542] RSP: 002b:00007fff9f63ace8 EFLAGS: 00000246 ORIG_RAX: 0000000000000001
 3786 12:07:38.178194  # [   50.523020] RAX: ffffffffffffffda RBX: 0000000000000019 RCX: 00007f274bc9c833
 3787 12:07:38.188024  # [   50.530989] RDX: 0000000000000019 RSI: 00007f274bb8f000 RDI: 0000000000000001
 3788 12:07:38.194793  # [   50.538982] RBP: 00007f274bb8f000 R08: 00007f274bb8e010 R09: 0000000000000000
 3789 12:07:38.204557  # [   50.546949] R10: fffffffffffffbc5 R11: 0000000000000246 R12: 0000000000000001
 3790 12:07:38.211091  # [   50.554918] R13: 0000000000000001 R14: 0000000000020000 R15: 0000000000020000
 3791 12:07:38.237482  # [   50.562892] Modules linked in: fuse ip_tables cros_ec_sensors cros_ec_sensors_core industrialio_triggered_buffer kfifo_buf industrialio cros_ec_chardev cros_ec_sysfs cros_ec_lightbar cros_ec_debugfs cros_ec_sensorhub x86_pkg_temp_thermal cros_ec_dev cros_usbpd_notify
 3792 12:07:38.244010  # [   50.595531] ---[ end trace 05348d993f728f5a ]---
 3793 12:07:38.247414  # [   50.600685] RIP: 0010:lkdtm_BUG+0x5/0x10
 3794 12:07:38.260453  # [   50.605073] Code: 89 ff e8 1e 77 a3 ff 48 c7 c0 [   52.510968] lkdtm: Performing direct entry READ_BUDDY_AFTER_FREE
 3795 12:07:38.266995  [   52.521874] lkdtm: Value in memory before free: 12345678
 3796 12:07:38.273729  [   52.527840] lkdtm: Attempting to read from freed memory
 3797 12:07:38.276868  [   52.533680] lkdtm: Buddy page was not poisoned
 3798 12:07:38.293445  ea ff ff ff eb de 48 c7 c0 ea ff ff ff c3 cc cc cc cc 48 c7 c0 f4 ff ff ff eb c9 0f 1f 44 00 00 <0f> 0b 66 0f 1f 84 00 00 00 00 00 0f 1f 44 00 00 83 05 a0 93 93 02
 3799 12:07:38.300093  # [   50.626071] RSP: 0018:ffffa7e001487e60 EFLAGS: 00010282
 3800 12:07:38.306959  # [   50.631905] RAX: ffffffff846e32b0 RBX: 0000000000000001 RCX: 0000000000000000
 3801 12:07:38.316542  # [   50.639875] RDX: 0000000000000000 RSI: ffff9d353ad9bf70 RDI: ffffffff854d0d90
 3802 12:07:38.323201  # [   50.647844] RBP: ffffffff85917418 R08: 0000000000000001 R09: 0000000000000001
 3803 12:07:38.333342  # [   50.655814] R10: 00000000ffffe000 R11: 3fffffffffffffff R12: 0000000000000004
 3804 12:07:38.339846  # [   50.663783] R13: ffffa7e001487f10 R14: ffffa7e001487f10 R15: ffff9d34c473d000
 3805 12:07:38.349834  # [   50.671755] FS:  00007f274bd86580(0000) GS:ffff9d353ac80000(0000) knlGS:0000000000000000
 3806 12:07:38.356414  # [   50.680785] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
 3807 12:07:38.362873  # [   50.687191] CR2: [   52.618142] lkdtm: Performing direct entry SLAB_FREE_DOUBLE
 3808 12:07:38.369341  ffffa7e001933fff CR3: 0000000103f50005 CR4: 00000000003706e0
 3809 12:07:38.376185  # [   52.625775] lkdtm: Attempting double slab free ...
 3810 12:07:38.386118  [   50.695162] BUG: sleeping function called from invalid context at include/linux/percpu-rwsem.h:49
 3811 12:07:38.395874  # [   50.705073] in_atomic(): 0, irqs_disabled(): 1, non_block: 0, pid: 1069, name: cat
 3812 12:07:38.399078  # [   50.713527] INFO: lockdep is turned off.
 3813 12:07:38.402417  # [   50.717902] irq event stamp: 0
 3814 12:07:38.408942  # [   50.721307] hardirqs last  enabled at (0): [<0000000000000000>] 0x0
 3815 12:07:38.418754  # [   50.728307] hardirqs last disabled at (0): [<ffffffff83f00d14>] copy_process+0x664/0x1cb0
 3816 12:07:38.428941  # [   50.737444] softirqs last  enabled at (0): [<ffffffff83f00d14>] copy_process+0x664/0x1cb0
 3817 12:07:38.435379  # [   50.746579] softirqs last disabled at (0): [<0000000000000000>] 0x0
 3818 12:07:38.445381  # [   50.753578] CPU: 1 PID: 1069 Comm: cat Tainted: G      D W         5.10.162-cip23 #1
 3819 12:07:38.451837  # [   50.762227] Hardware name: Google Rammus/Rammus, BIOS  09/04/2020
 3820 12:07:38.455241  # [   50.769030] Call Trace:
 3821 12:07:38.462136  # [   50.771757]  dump_s[   52.716975] lkdtm: Performing direct entry SLAB_FREE_CROSS
 3822 12:07:38.465254  tack+0x77/0x9b
 3823 12:07:38.468536  # [   50.775457]  ___might_sleep.cold+0xa6/0xb6
 3824 12:07:38.475425  [   52.724267] lkdtm: Attempting cross-cache slab free ...
 3825 12:07:38.475605  
 3826 12:07:38.478423  # [   50.780031]  exit_signals+0x1c/0x2e0
 3827 12:07:38.481669  # [   50.784021]  do_exit+0xc2/0xaf0
 3828 12:07:38.488500  # [   50.787516]  ? ksys_write+0x68/0xf0
 3829 12:07:38.491882  # [   50.791400]  rewind_stack_do_exit+0x17/0x20
 3830 12:07:38.495378  # [   50.796074] RIP: 0033:0x7f274bc9c833
 3831 12:07:38.518407  # [   50.806277] Code: 8b 15 61 26 0e 00 f7 d8 64 89 02 48 c7 c0 ff ff ff ff eb b7 0f 1f 00 64 8b 04 25 18 00 00 00 85 c0 75 14 b8 01 00 00 00 0f 05 <48> 3d 00 f0 ff ff 77 55 c3 0f 1f 40 00 48 83 ec 28 48 89 54 24 18
 3832 12:07:38.524850  # [   50.827261] RSP: 002b:00007fff9f63ace8 EFLAGS: 00000246 ORIG_RAX: 0000000000000001
 3833 12:07:38.534638  # [   50.835709] RAX: ffffffffffffffda RBX: 0000000000000019 RCX: 00007f274bc9c833
 3834 12:07:38.541234  # [   50.843677] RDX: 0000000000000019 RSI: 00007f274bb8f000 RDI: 0000000000000001
 3835 12:07:38.551388  # [   50.851646] RBP: 00007f274bb8f000 R08: 00007f274bb8e010 R09: 0000000000000000
 3836 12:07:38.557746  # [   50.859615] R10: fffffffffffffbc5 R11: 0000000000000246 R12: 0000000000000001
 3837 12:07:38.567829  # [   50.867584] R13: 0000000000000001 R14: 0000000000020000 R15: 0000000000020000
 3838 12:07:38.571291  # STACK_GUARD_PAGE_LEADING: saw 'call trace:': ok
 3839 12:07:38.577760  ok 12 selftests: lkdtm: STACK_GUARD_PAGE_LEADING.sh
 3840 12:07:38.581095  # selftests: lkdtm: STACK_GUARD_PAGE_TRAILING.sh
 3841 12:07:38.584309  # Segmentation fault
 3842 12:07:38.591015  # [   50.983354] lkdtm: Performing direct entry STACK_GUARD_PAGE_TRAILING
 3843 12:07:38.597334  # [   50.994520] lkdtm: attempting bad read from page above current stack
 3844 12:07:38.604142  # [   51.0[   52.857938] lkdtm: Performing direct entry SLAB_FREE_PAGE
 3845 12:07:38.610593  [   52.866657] lkdtm: Attempting non-Slab slab free ...
 3846 12:07:38.620637  01630] BUG: stack guard page was hit at 0000000036dcec24 (stack is 00000000d7fb9e45..00000000a4d3652d)
 3847 12:07:38.627060  # [   51.012522] kernel stack overflow (page fault): 0000 [#4] SMP PTI
 3848 12:07:38.637044  # [   51.019328] CPU: 3 PID: 1102 Comm: cat Tainted: G      D W         5.10.162-cip23 #1
 3849 12:07:38.643356  # [   51.034191] Hardware name: Google Rammus/Rammus, BIOS  09/04/2020
 3850 12:07:38.650253  # [   51.041001] RIP: 0010:lkdtm_STACK_GUARD_PAGE_TRAILING+0x27/0x3d
 3851 12:07:38.673219  # [   51.047612] Code: 9d fd ff 0f 1f 44 00 00 53 48 c7 c7 d8 c5 8b 85 50 65 48 8b 04 25 40 b0 01 00 48 8b 58 18 e8 44 9d fd ff 48 c7 c7 18 c6 8b 85 <8a> 83 00 40 00 00 88 44 24 07 0f b6 74 24 07 5a 5b e9 27 9d fd ff
 3852 12:07:38.676590  # [   51.068596] RSP: 0018:ffffa7e0019b7e50 EFLAGS: 00010246
 3853 12:07:38.679829  
 3854 12:07:38.686392  # [   51.074422] RAX: 0000000000000038 RBX: ffffa7e0019b4000 RCX: 0000000000000000
 3855 12:07:38.693093  # [   51.082390] RDX: 0000000000000000 RSI: ffff9d353ad9bf70 RDI: ffffffff858bc618
 3856 12:07:38.702772  # [   51.090359] RBP: ffffffff858bbce3 R08: 0000000000000000 R09: 0000000000000000
 3857 12:07:38.709211  # [   51.098326] R10: 00000000ffffe000 R11: 3fffffffffffffff R12: 000000000000001a
 3858 12:07:38.719300  # [   51.106297] R13: ffffa7e0019b7f10 R14: ffffa7e0019b7f10 R15: ffff9d34c4c72000
 3859 12:07:38.729326  # [   51.114266] FS:  00007f7b02e4e580(0000) GS:ffff9d353ad80000(0000) knlGS:0000000000000000
 3860 12:07:38.735751  # [   51.123303] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
 3861 12:07:38.742320  # [   51.129719] CR2: ffffa7e0019b8000 CR3: 0000000104e1c003 CR4: 00000000003706e0
 3862 12:07:38.745682  # [   51.137684] Call Trace:
 3863 12:07:38.752115  # [   51.140411]  ? lkdtm_STACK_GUARD_PAGE_LEADING+0x3a/0x3a
 3864 12:07:38.755439  # [   51.146245]  direct_entry.cold+0x2c/0x38
 3865 12:07:38.762002  # [   51.150625]  full_proxy_write+0x53/0x80
 3866 12:07:38.765398  # [   51.154906]  vfs_write+0xe7/0x3a0
 3867 12:07:38.768680  # [   51.158604]  ksys_write+0x68/0xf0
 3868 12:07:38.772007  # [   51.162293]  do_syscall_64+0x30/0x40
 3869 12:07:38.778491  # [   51.166281]  entry_SYSCALL_64_after_hwframe+0x61/0xc6
 3870 12:07:38.781799  # [   51.171920] RIP: 0033:0x7f7b02d64833
 3871 12:07:38.804808  # [   51.175908] Code: 8b 15 61 26 0e 00 f7 d8 64 89 02 48 c7 c0 ff ff ff ff eb b7 0f 1f 00 64 8b 04 25 18 00 00 00 85 c0 75 14 b8 01 00 00 00 0f 05 <48> 3d 00 f0 ff ff 77 55 c3 0f 1f 40 00 48 83 ec 28 48 89 54 24 18
 3872 12:07:38.811450  # [   51.196891] RSP: 002b:00007fff32f67198 EFLAGS: 00000246 ORIG_RAX: 0000000000000001
 3873 12:07:38.821391  # [   51.205345] RAX: ffffffffffffffda RBX: 000000000000001a RCX: 00007f7b02d64833
 3874 12:07:38.827833  # [   51.213313] RDX: 000000000000001a RSI: 00007f7b02c57000 RDI: 0000000000000001
 3875 12:07:38.837881  # [   51.221283] RBP: 00007f7b02c57000 R08: 00007f7b02c56010 R09: 0000000000000000
 3876 12:07:38.847748  # [   51.229251] R10: fffffffffffffbc5 R11[   53.096382] lkdtm: Performing direct entry EXEC_DATA
 3877 12:07:38.854489  [   53.107771] lkdtm: attempting ok execution at ffffffff846e3680
 3878 12:07:38.857696  : 0000000000000246 R12: 0000000000000001
 3879 12:07:38.867335  # [   51.237222] R13: [   53.114298] lkdtm: attempting bad execution at ffffffff8701c6a0
 3880 12:07:38.874008  [   53.127150] kernel tried to execute NX-protected page - exploit attempt? (uid: 0)
 3881 12:07:38.880532  0000000000000001 R14: 0000000000020000 R15: 0000000000020000
 3882 12:07:38.887330  # [   53.135514] BUG: unable to handle page fault for address: ffffffff8701c6a0
 3883 12:07:38.893880  [   53.149406] #PF: supervisor instruction fetch in kernel mode
 3884 12:07:38.900731  [   53.155724] #PF: error_code(0x0011) - permissions violation
 3885 12:07:38.907420  [   53.161946] PGD 15b429067 P4D 15b429067 PUD 15b42a063 PMD 800000015ca000e3 
 3886 12:07:38.913862  [   53.169724] Oops: 0011 [#5] SMP PTI
 3887 12:07:38.920198  [   53.173614] CPU: 2 PID: 1645 Comm: cat Tainted: G      D W         5.10.162-cip23 #1
 3888 12:07:38.927070  [   53.182264] Hardware name: Google Rammus/Rammus, BIOS  09/04/2020
 3889 12:07:38.933771  [   53.189070] RIP: 0010:data_area+0x0/0x40
 3890 12:07:38.953217  [   53.193446] Code: ff ff 00 72 48 c4 34 9d ff ff 00 71 48 c4 34 9d ff ff 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 <0f> 1f 44 00 00 c3 cc cc cc cc 66 0f 1f 44 00 00 0f 1f 44 00 00 55
 3891 12:07:38.960166  [   53.214423] RSP: 0018:ffffa7e0021efe48 EFLAGS: 00010246
 3892 12:07:38.966462  [   53.220255] RAX: 0000000000000033 RBX: 0000000000000001 RCX: 0000000000000000
 3893 12:07:38.976479  [   53.228223] RDX: 0000000000000000 RSI: ffff9d353ad1bf70 RDI: ffff9d353ad1bf70
 3894 12:07:38.982961  [   53.236192] RBP: ffffffff8701c6a0 R08: 0000000000000000 R09: 0000000000000000
 3895 12:07:38.989610  [   53.244161] R10: 00000000ffffe000 R11: 3fffffffffffffff R12: 000000000000000a
 3896 12:07:38.999501  [   53.252129] R13: ffffa7e0021eff10 R14: ffffa7e0021eff10 R15: ffff9d34c3d2f000
 3897 12:07:39.009344  [   53.260100] FS:  00007f22633f6580(0000) GS:ffff9d353ad00000(0000) knlGS:0000000000000000
 3898 12:07:39.016292  [   53.269138] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
 3899 12:07:39.022483  [   53.275555] CR2: ffffffff8701c6a0 CR3: 0000000103cf8001 CR4: 00000000003706e0
 3900 12:07:39.025564  [   53.283522] Call Trace:
 3901 12:07:39.028924  [   53.286251]  ? execute_location+0x45/0x56
 3902 12:07:39.035730  [   53.290724]  ? direct_entry.cold+0x2c/0x38
 3903 12:07:39.039115  [   53.295288]  ? full_proxy_write+0x53/0x80
 3904 12:07:39.042242  [   53.299763]  ? vfs_write+0xe7/0x3a0
 3905 12:07:39.045758  [   53.303655]  ? ksys_write+0x68/0xf0
 3906 12:07:39.052255  [   53.307539]  ? do_syscall_64+0x30/0x40
 3907 12:07:39.055352  [   53.311722]  ? entry_SYSCALL_64_after_hwframe+0x61/0xc6
 3908 12:07:39.081795  [   53.317558] Modules linked in: fuse ip_tables cros_ec_sensors cros_ec_sensors_core industrialio_triggered_buffer kfifo_buf industrialio cros_ec_chardev cros_ec_sysfs cros_ec_lightbar cros_ec_debugfs cros_ec_sensorhub x86_pkg_temp_thermal cros_ec_dev cros_usbpd_notify
 3909 12:07:39.092083  [   51.245196] Modules linked in: fuse ip_tables cros_ec_sensors[   53.344013] CR2: ffffffff8701c6a0
 3910 12:07:39.098322  [   53.353923] ---[ end trace 05348d993f728f5d ]---
 3911 12:07:39.101915  [   53.359076] RIP: 0010:lkdtm_BUG+0x5/0x10
 3912 12:07:39.124764  [   53.363451] Code: 89 ff e8 1e 77 a3 ff 48 c7 c0 ea ff ff ff eb de 48 c7 c0 ea ff ff ff c3 cc cc cc cc 48 c7 c0 f4 ff ff ff eb c9 0f 1f 44 00 00 <0f> 0b 66 0f 1f 84 00 00 00 00 00 0f 1f 44 00 00 83 05 a0 93 93 02
 3913 12:07:39.128136  [   53.384432] RSP: 0018:ffffa7e001487e60 EFLAGS: 00010282
 3914 12:07:39.138030  [   53.390263] RAX: ffffffff846e32b0 RBX: 0000000000000001 RCX: 0000000000000000
 3915 12:07:39.144671  [   53.398231] RDX: 0000000000000000 RSI: ffff9d353ad9bf70 RDI: ffffffff854d0d90
 3916 12:07:39.154363  [   53.406199] RBP: ffffffff85917418 R08: 0000000000000001 R09: 0000000000000001
 3917 12:07:39.161253  [   53.414166] R10: 00000000ffffe000 R11: 3fffffffffffffff R12: 0000000000000004
 3918 12:07:39.167574  [   53.422133] R13: ffffa7e001487f10 R14: ffffa7e001487f10 R15: ffff9d34c473d000
 3919 12:07:39.177901  [   53.430101] FS:  00007f22633f6580(0000) GS:ffff9d353ad00000(0000) knlGS:0000000000000000
 3920 12:07:39.184154  [   53.439137] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
 3921 12:07:39.190796  [   53.445550] CR2: ffffffff8701c6a0 CR3: 0000000103cf8001 CR4: 00000000003706e0
 3922 12:07:39.194250  
 3923 12:07:39.200848  [   53.453519] BUG: sleeping function called from invalid context at include/linux/percpu-rwsem.h:49
 3924 12:07:39.204415  
 3925 12:07:39.210889  [   53.463428] in_atomic(): 0, irqs_disabled(): 1, non_block: 0, pid: 1645, name: cat
 3926 12:07:39.213946  [   53.471881] INFO: lockdep is turned off.
 3927 12:07:39.217305  [   53.476255] irq event stamp: 0
 3928 12:07:39.227440  [   53.479659] hardirqs last  enabled at (0): [<0000000000000000>] 0x0
 3929 12:07:39.234099  [   53.486658] hardirqs last disabled at (0): [<ffffffff83f00d14>] copy_process+0x664/0x1cb0
 3930 12:07:39.243815  [   53.495783] softirqs last  enabled at (0): [<ffffffff83f00d14>] copy_process+0x664/0x1cb0
 3931 12:07:39.250263  [   53.504917] softirqs last disabled at (0): [<0000000000000000>] 0x0
 3932 12:07:39.260166  [   53.511913] CPU: 2 PID: 1645 Comm: cat Tainted: G      D W         5.10.162-cip23 #1
 3933 12:07:39.267032  [   53.520560] Hardware name: Google Rammus/Rammus, BIOS  09/04/2020
 3934 12:07:39.269931  [   53.527363] Call Trace:
 3935 12:07:39.273377  [   53.530090]  dump_stack+0x77/0x9b
 3936 12:07:39.276812  [   53.533779]  ___might_sleep.cold+0xa6/0xb6
 3937 12:07:39.280002  [   53.538350]  exit_signals+0x1c/0x2e0
 3938 12:07:39.283387  [   53.542338]  do_exit+0xc2/0xaf0
 3939 12:07:39.289799  [   53.545839]  ? ksys_write+0x68/0xf0
 3940 12:07:39.293250  [   53.549732]  rewind_stack_do_exit+0x17/0x20
 3941 12:07:39.296621  [   53.554399] RIP: 0033:0x7f226330c833
 3942 12:07:39.319609  [   53.558386] Code: 8b 15 61 26 0e 00 f7 d8 64 89 02 48 c7 c0 ff ff ff ff eb b7 0f 1f 00 64 8b 04 25 18 00 00 00 85 c0 75 14 b8 01 00 00 00 0f 05 <48> 3d 00 f0 ff ff 77 55 c3 0f 1f 40 00 48 83 ec 28 48 89 54 24 18
 3943 12:07:39.326138  [   53.579367] RSP: 002b:00007ffdef974bd8 EFLAGS: 00000246 ORIG_RAX: 0000000000000001
 3944 12:07:39.336156  [   53.587821] RAX: ffffffffffffffda RBX: 000000000000000a RCX: 00007f226330c833
 3945 12:07:39.342643  [   53.595791] RDX: 000000000000000a RSI: 00007f22631ff000 RDI: 0000000000000001
 3946 12:07:39.349273  [   53.603760] RBP: 00007f22631ff000 R08: 00007f22631fe010 R09: 0000000000000000
 3947 12:07:39.359201  [   53.611729] R10: fffffffffffffbc5 R11: 0000000000000246 R12: 0000000000000001
 3948 12:07:39.365799  [   53.619696] R13: 0000000000000001 R14: 0000000000020000 R15: 0000000000020000
 3949 12:07:39.385309   cros_ec_sensors_core industrialio_triggered_buffer kfifo_buf industrialio cros_ec_chardev cros_ec_sysfs cros_ec_lightbar cros_ec_debugfs cros_ec_sensorhub x86_pkg_temp_thermal cros_ec_dev cros_usbpd_notify
 3950 12:07:39.392092  # [   51.271655] ---[ end trace 05348d993f728f5b ]---
 3951 12:07:39.395392  # [   51.283021] RIP: 0010:lkdtm_BUG+0x5/0x10
 3952 12:07:39.418802  # [   51.287398] Code: 89 ff e8 1e 77 a3 ff 48 c7 c0 ea ff ff ff eb de 48 c7 c0 ea ff ff ff c3 cc cc cc cc 48 c7 c0 f4 ff ff ff eb c9 0f 1f 44 00 00 <0f> 0b 66 0f 1f 84 00 00 00 00 00 0f 1f 44 00 00 83 05 a0 93 93 02
 3953 12:07:39.424990  # [   51.308382] RSP: 0018:ffffa7e001487e60 EFLAGS: 00010282
 3954 12:07:39.431675  # [   51.314207] RAX: ffffffff846e32b0 RBX: 0000000000000001 RCX: 0000000000000000
 3955 12:07:39.441637  # [   51.322177] RDX: 0000000000000000 RSI: ffff9d353ad9bf70 RDI: ffffffff854d0d90
 3956 12:07:39.448135  # [   51.330144] RBP: ffffffff85917418 R08: 0000000000000001 R09: 0000000000000001
 3957 12:07:39.457931  # [   51.338114] R10: 00000000ffffe000 R11: 3fffffffffffffff R12: 0000000000000004
 3958 12:07:39.464686  # [   51.346083] R13: ffffa7e001487f10 R14: ffffa7e001487f10 R15: ffff9d34c473d000
 3959 12:07:39.474500  # [   51.354070] FS:  00007f7b02e4e580(0000) GS:ffff9d353ad80000(0000) knlGS:0000000000000000
 3960 12:07:39.481150  # [   51.363106] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
 3961 12:07:39.487771  # [   51.369522] CR2: ffffa7e0019b8000 CR3: 0000000104e1c003 CR4: 00000000003706e0
 3962 12:07:39.494494  # STACK_GUARD_PAGE_TRAILING: saw 'call trace:': ok
 3963 12:07:39.497719  ok 13 selftests: lkdtm: STACK_GUARD_PAGE_TRAILING.sh
 3964 12:07:39.501074  # selftests: lkdtm: UNSET_SMEP.sh
 3965 12:07:39.507367  # [   51.4[   53.762451] lkdtm: Performing direct entry EXEC_STACK
 3966 12:07:39.514122  [   53.770081] lkdtm: attempting ok execution at ffffffff846e3680
 3967 12:07:39.520932  [   53.776608] lkdtm: attempting bad execution at ffffa7e00226fe18
 3968 12:07:39.530719  [   53.783238] kernel tried to execute NX-protected page - exploit attempt? (uid: 0)
 3969 12:07:39.536947  [   53.791602] BUG: unable to handle page fault for address: ffffa7e00226fe18
 3970 12:07:39.543707  [   53.799279] #PF: supervisor instruction fetch in kernel mode
 3971 12:07:39.550047  [   53.805596] #PF: error_code(0x0011) - permissions violation
 3972 12:07:39.560192  [   53.811815] PGD 100000067 P4D 100000067 PUD 100211067 PMD 105558067 PTE 8000000102868063
 3973 12:07:39.563555  [   53.820855] Oops: 0011 [#6] SMP PTI
 3974 12:07:39.573302  [   53.824747] CPU: 3 PID: 1681 Comm: cat Tainted: G      D W         5.10.162-cip23 #1
 3975 12:07:39.580168  [   53.833385] Hardware name: Google Rammus/Rammus, BIOS  09/04/2020
 3976 12:07:39.583334  [   53.840190] RIP: 0010:0xffffa7e00226fe18
 3977 12:07:39.603165  [   53.844566] Code: 00 00 18 fe 26 02 e0 a7 ff ff c1 28 d7 84 ff ff ff ff 20 00 00 00 00 00 00 00 26 be 8b 85 ff ff ff ff f0 29 d7 84 ff ff ff ff <0f> 1f 44 00 00 c3 cc cc cc cc 66 0f 1f 44 00 00 0f 1f 44 00 00 55
 3978 12:07:39.609679  [   53.865545] RSP: 0018:ffffa7e00226fdf8 EFLAGS: 00010246
 3979 12:07:39.619700  [   53.871376] RAX: 0000000000000033 RBX: 0000000000000001 RCX: 0000000000000000
 3980 12:07:39.626337  [   53.879345] RDX: 0000000000000000 RSI: ffff9d353ad9bf70 RDI: ffff9d353ad9bf70
 3981 12:07:39.632838  [   53.887312] RBP: ffffa7e00226fe18 R08: 0000000000000000 R09: 0000000000000000
 3982 12:07:39.642376  [   53.895279] R10: 00000000ffffe000 R11: 3fffffffffffffff R12: 000000000000000b
 3983 12:07:39.649099  [   53.903247] R13: ffffa7e00226ff10 R14: ffffa7e00226ff10 R15: ffff9d34c3d03000
 3984 12:07:39.659126  [   53.911214] FS:  00007f1ecf2c5580(0000) GS:ffff9d353ad80000(0000) knlGS:0000000000000000
 3985 12:07:39.665828  [   53.920250] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
 3986 12:07:39.672475  [   53.926665] CR2: ffffa7e00226fe18 CR3: 0000000104e94004 CR4: 00000000003706e0
 3987 12:07:39.675547  [   53.934632] Call Trace:
 3988 12:07:39.682342  [   53.937361]  ? execute_location+0x45/0x56
 3989 12:07:39.685895  [   53.941836]  ? lkdtm_EXEC_STACK+0x26/0x44
 3990 12:07:39.688810  [   53.946309]  ? direct_entry.cold+0x2c/0x38
 3991 12:07:39.695476  [   53.950881]  ? full_proxy_write+0x53/0x80
 3992 12:07:39.698859  [   53.955355]  ? vfs_write+0xe7/0x3a0
 3993 12:07:39.702075  [   53.959238]  ? ksys_write+0x68/0xf0
 3994 12:07:39.705406  [   53.963122]  ? do_syscall_64+0x30/0x40
 3995 12:07:39.711853  [   53.967303]  ? entry_SYSCALL_64_after_hwframe+0x61/0xc6
 3996 12:07:39.738340  [   53.973138] Modules linked in: fuse ip_tables cros_ec_sensors cros_ec_sensors_core industrialio_triggered_buffer kfifo_buf industrialio cros_ec_chardev cros_ec_sysfs cros_ec_lightbar cros_ec_debugfs cros_ec_sensorhub x86_pkg_temp_thermal cros_ec_dev cros_usbpd_notify
 3997 12:07:39.744849  71114] lkdtm: Performing direct entry UNSET_SMEP
 3998 12:07:39.748380  # [   51.48260[   53.999593] CR2: ffffa7e00226fe18
 3999 12:07:39.754907  [   54.009503] ---[ end trace 05348d993f728f5e ]---
 4000 12:07:39.758102  8] lkdtm: trying to clear SMEP normally
 4001 12:07:39.764784  # [   51.487769] ------[   54.014663] RIP: 0010:lkdtm_BUG+0x5/0x10
 4002 12:07:39.784452  [   54.025251] Code: 89 ff e8 1e 77 a3 ff 48 c7 c0 ea ff ff ff eb de 48 c7 c0 ea ff ff ff c3 cc cc cc cc 48 c7 c0 f4 ff ff ff eb c9 0f 1f 44 00 00 <0f> 0b 66 0f 1f 84 00 00 00 00 00 0f 1f 44 00 00 83 05 a0 93 93 02
 4003 12:07:39.791177  [   54.046234] RSP: 0018:ffffa7e001487e60 EFLAGS: 00010282
 4004 12:07:39.797893  [   54.052071] RAX: ffffffff846e32b0 RBX: 0000000000000001 RCX: 0000000000000000
 4005 12:07:39.807715  [   54.060041] RDX: 0000000000000000 RSI: ffff9d353ad9bf70 RDI: ffffffff854d0d90
 4006 12:07:39.814378  [   54.068016] RBP: ffffffff85917418 R08: 0000000000000001 R09: 0000000000000001
 4007 12:07:39.824136  [   54.075985] R10: 00000000ffffe000 R11: 3fffffffffffffff R12: 0000000000000004
 4008 12:07:39.830878  [   54.083952] R13: ffffa7e001487f10 R14: ffffa7e001487f10 R15: ffff9d34c473d000
 4009 12:07:39.840716  [   54.091920] FS:  00007f1ecf2c5580(0000) GS:ffff9d353ad80000(0000) knlGS:0000000000000000
 4010 12:07:39.847349  [   54.100957] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
 4011 12:07:39.854161  [   54.107372] CR2: ffffa7e00226fe18 CR3: 0000000104e94004 CR4: 00000000003706e0
 4012 12:07:39.857562  ------[ cut here ]------------
 4013 12:07:39.863811  # [   51.492935] pinned CR4 bits changed: 0x100000!?
 4014 12:07:39.873713  # [   51.498026] WARNING: CPU: 2 PID: 1138 at arch/x86/kernel/cpu/common.c:392 native_write_cr4+0x45/0x60
 4015 12:07:39.900208  # [   51.514443] Modules linked in: fuse ip_tables cros_ec_sensors cros_ec_sensors_core industrialio_triggered_buffer kfifo_buf industrialio cros_ec_chardev cros_ec_sysfs cros_ec_lightbar cros_ec_debugfs cros_ec_sensorhub x86_pkg_temp_thermal cros_ec_dev cros_usbpd_notify
 4016 12:07:39.909944  # [   51.540905] CPU: 2 PID: 1138 Comm: cat Tainted: G      D W         5.10.162-cip23 #1
 4017 12:07:39.916503  # [   51.555766] Hardware name: Google Rammus/Rammus, BIOS  09/04/2020
 4018 12:07:39.919731  # [   51.562575] RIP: 0010:native_write_cr4+0x45/0x60
 4019 12:07:39.942869  # [   51.567732] Code: 39 c2 75 2d 48 85 f6 75 05 c3 cc cc cc cc 80 3d a0 a1 e3 01 00 75 f2 48 c7 c7 70 ad 7f 85 c6 05 90 a1 e3 01 01 e8 a6 1b e8 00 <0f> 0b c3 cc cc cc cc 48 89 d6 48 81 e7 ff f7 ce ff 48 31 c6 48 09
 4020 12:07:39.949489  # [   51.588720] RSP: 0018:ffffa7e0018f7e48 EFLAGS: 00010286
 4021 12:07:39.956185  # [   51.594557] RAX: 0000000000000000 RBX: 00000000002706e0 RCX: 0000000000000000
 4022 12:07:39.962767  # [   51.602532] RDX: ffff9d353ad2c660 RSI: ffff9d353ad1bf70 RDI: ffff9d353ad1bf70
 4023 12:07:39.972905  # [   51.610506] RBP: ffffffff858bbcfd R08: 0000000000000000 R09: 0000000000000000
 4024 12:07:39.979279  [   54.231473] lkdtm: Performing direct entry EXEC_KMALLOC
 4025 12:07:39.979833  
 4026 12:07:39.992690  # [   51.618478] R10: 00000000ffffe000 R11: 3fffffffffffffff R1[   54.239331] lkdtm: attempting ok execution at ffffffff846e3680
 4027 12:07:39.993268  2: 000000000000000b
 4028 12:07:40.002383  # [   51.626451] R13: ffffa7e0018f7f10 R14:[   54.252059] lkdtm: attempting bad execution at ffff9d34c3d2ea40
 4029 12:07:40.009160   ffffa7e0018f7f10 R15: ffff9d34c5651000
 4030 12:07:40.019007  # [   51.634424] FS:  0[   54.264923] kernel tried to execute NX-protected page - exploit attempt? (uid: 0)
 4031 12:07:40.025727  [   54.279448] BUG: unable to handle page fault for address: ffff9d34c3d2ea40
 4032 12:07:40.032579  [   54.287127] #PF: supervisor instruction fetch in kernel mode
 4033 12:07:40.039053  [   54.293444] #PF: error_code(0x0011) - permissions violation
 4034 12:07:40.048716  [   54.299664] PGD 15cc01067 P4D 15cc01067 PUD 10084e063 PMD 103c73063 PTE 8000000103d2e063
 4035 12:07:40.052203  [   54.308710] Oops: 0011 [#7] SMP PTI
 4036 12:07:40.058535  [   54.312601] CPU: 0 PID: 1717 Comm: cat Tainted: G      D W         5.10.162-cip23 #1
 4037 12:07:40.062133  
 4038 12:07:40.068394  [   54.321240] Hardware name: Google Rammus/Rammus, BIOS  09/04/2020
 4039 12:07:40.071725  [   54.328065] RIP: 0010:0xffff9d34c3d2ea40
 4040 12:07:40.091412  [   54.332441] Code: 00 00 02 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 04 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 1b 25 f0 83 ff ff ff ff <0f> 1f 44 00 00 c3 cc cc cc cc 66 0f 1f 44 00 00 0f 1f 44 00 00 55
 4041 12:07:40.098146  [   54.353414] RSP: 0018:ffffa7e0022dfe38 EFLAGS: 00010246
 4042 12:07:40.104884  [   54.359237] RAX: 0000000000000033 RBX: 0000000000000001 RCX: 0000000000000000
 4043 12:07:40.114518  [   54.367203] RDX: 0000000000000000 RSI: ffff9d353ac1bf70 RDI: ffff9d353ac1bf70
 4044 12:07:40.121053  [   54.375172] RBP: ffff9d34c3d2ea40 R08: 0000000000000000 R09: 0000000000000000
 4045 12:07:40.131341  [   54.383142] R10: 00000000ffffe000 R11: 3fffffffffffffff R12: 000000000000000d
 4046 12:07:40.137650  [   54.391108] R13: ffffa7e0022dff10 R14: ffffa7e0022dff10 R15: ffff9d34c314a000
 4047 12:07:40.147579  [   54.399075] FS:  00007f9e703f4580(0000) GS:ffff9d353ac00000(0000) knlGS:0000000000000000
 4048 12:07:40.154380  [   54.408111] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
 4049 12:07:40.160788  [   54.414524] CR2: ffff9d34c3d2ea40 CR3: 0000000102788001 CR4: 00000000003706f0
 4050 12:07:40.164525  [   54.422494] Call Trace:
 4051 12:07:40.167362  [   54.425222]  ? execute_location+0x45/0x56
 4052 12:07:40.173897  [   54.429702]  ? lkdtm_EXEC_KMALLOC+0x2c/0x40
 4053 12:07:40.177181  [   54.434368]  ? direct_entry.cold+0x2c/0x38
 4054 12:07:40.183773  [   54.438938]  ? full_proxy_write+0x53/0x80
 4055 12:07:40.187071  [   54.443404]  ? vfs_write+0xe7/0x3a0
 4056 12:07:40.190536  [   54.447296]  ? ksys_write+0x68/0xf0
 4057 12:07:40.193950  [   54.451178]  ? do_syscall_64+0x30/0x40
 4058 12:07:40.200131  [   54.455360]  ? entry_SYSCALL_64_after_hwframe+0x61/0xc6
 4059 12:07:40.226624  [   54.461195] Modules linked in: fuse ip_tables cros_ec_sensors cros_ec_sensors_core industrialio_triggered_buffer kfifo_buf industrialio cros_ec_chardev cros_ec_sysfs cros_ec_lightbar cros_ec_debugfs cros_ec_sensorhub x86_pkg_temp_thermal cros_ec_dev cros_usbpd_notify
 4060 12:07:40.230139  [   54.487634] CR2: ffff9d34c3d2ea40
 4061 12:07:40.236794  [   54.491321] ---[ end trace 05348d993f728f5f ]---
 4062 12:07:40.239915  [   54.496475] RIP: 0010:lkdtm_BUG+0x5/0x10
 4063 12:07:40.259508  [   54.500842] Code: 89 ff e8 1e 77 a3 ff 48 c7 c0 ea ff ff ff eb de 48 c7 c0 ea ff ff ff c3 cc cc cc cc 48 c7 c0 f4 ff ff ff eb c9 0f 1f 44 00 00 <0f> 0b 66 0f 1f 84 00 00 00 00 00 0f 1f 44 00 00 83 05 a0 93 93 02
 4064 12:07:40.265924  [   54.521828] RSP: 0018:ffffa7e001487e60 EFLAGS: 00010282
 4065 12:07:40.272640  [   54.527662] RAX: ffffffff846e32b0 RBX: 0000000000000001 RCX: 0000000000000000
 4066 12:07:40.275933  
 4067 12:07:40.282795  [   54.535630] RDX: 0000000000000000 RSI: ffff9d353ad9bf70 RDI: ffffffff854d0d90
 4068 12:07:40.289260  [   54.543600] RBP: ffffffff85917418 R08: 0000000000000001 R09: 0000000000000001
 4069 12:07:40.299381  [   54.551571] R10: 00000000ffffe000 R11: 3fffffffffffffff R12: 0000000000000004
 4070 12:07:40.306110  [   54.559541] R13: ffffa7e001487f10 R14: ffffa7e001487f10 R15: ffff9d34c473d000
 4071 12:07:40.315640  [   54.567511] FS:  00007f9e703f4580(0000) GS:ffff9d353ac00000(0000) knlGS:0000000000000000
 4072 12:07:40.322186  [   54.576550] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
 4073 12:07:40.329078  [   54.582957] CR2: ffff9d34c3d2ea40 CR3: 0000000102788001 CR4: 00000000003706f0
 4074 12:07:40.338734  [   54.590928] BUG: sleeping function called from invalid context at include/linux/percpu-rwsem.h:49
 4075 12:07:40.348874  [   54.600831] in_atomic(): 0, irqs_disabled(): 1, non_block: 0, pid: 1717, name: cat
 4076 12:07:40.352341  [   54.609286] INFO: lockdep is turned off.
 4077 12:07:40.355957  [   54.613661] irq event stamp: 0
 4078 12:07:40.362399  [   54.617066] hardirqs last  enabled at (0): [<0000000000000000>] 0x0
 4079 12:07:40.372161  [   54.624066] hardirqs last disabled at (0): [<ffffffff83f00d14>] copy_process+0x664/0x1cb0
 4080 12:07:40.382048  [   54.633192] softirqs last  enabled at (0): [<ffffffff83f00d14>] copy_process+0x664/0x1cb0
 4081 12:07:40.388515  [   54.642329] softirqs last disabled at (0): [<0000000000000000>] 0x0
 4082 12:07:40.398337  [   54.649330] CPU: 0 PID: 1717 Comm: cat Tainted: G      D W         5.10.162-cip23 #1
 4083 12:07:40.405359  [   54.657971] Hardware name: Google Rammus/Rammus, BIOS  09/04/2020
 4084 12:07:40.405941  [   54.664777] Call Trace:
 4085 12:07:40.411631  [   54.667505]  dump_stack+0x77/0x9b
 4086 12:07:40.414872  [   54.671210]  ___might_sleep.cold+0xa6/0xb6
 4087 12:07:40.418167  [   54.675788]  exit_signals+0x1c/0x2e0
 4088 12:07:40.421637  [   54.679778]  do_exit+0xc2/0xaf0
 4089 12:07:40.425185  [   54.683281]  ? ksys_write+0x68/0xf0
 4090 12:07:40.431555  [   54.687174]  rewind_stack_do_exit+0x17/0x20
 4091 12:07:40.435162  [   54.691847] RIP: 0033:0x7f9e7030a833
 4092 12:07:40.455070  [   54.695836] Code: 8b 15 61 26 0e 00 f7 d8 64 89 02 48 c7 c0 ff ff ff ff eb b7 0f 1f 00 64 8b 04 25 18 00 00 00 85 c0 75 14 b8 01 00 00 00 0f 05 <48> 3d 00 f0 ff ff 77 55 c3 0f 1f 40 00 48 83 ec 28 48 89 54 24 18
 4093 12:07:40.464689  [   54.716812] RSP: 002b:00007ffd3344cc68 EFLAGS: 00000246 ORIG_RAX: 0000000000000001
 4094 12:07:40.471127  [   54.725268] RAX: ffffffffffffffda RBX: 000000000000000d RCX: 00007f9e7030a833
 4095 12:07:40.481137  [   54.733237] RDX: 000000000000000d RSI: 00007f9e701fd000 RDI: 0000000000000001
 4096 12:07:40.487408  [   54.741208] RBP: 00007f9e701fd000 R08: 00007f9e701fc010 R09: 0000000000000000
 4097 12:07:40.497542  [   54.749177] R10: fffffffffffffbc5 R11: 0000000000000246 R12: 0000000000000001
 4098 12:07:40.503882  [   54.757148] R13: 0000000000000001 R14: 0000000000020000 R15: 0000000000020000
 4099 12:07:40.510539  0007fe947a50580(0000) GS:ffff9d353ad00000(0000) knlGS:0000000000000000
 4100 12:07:40.517003  # [   51.643470] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
 4101 12:07:40.527045  # [   51.656102] CR2: 00007fe947859000 CR3: 0000000104f14003 CR4: 00000000003706e0
 4102 12:07:40.530301  # [   51.670292] Call Trace:
 4103 12:07:40.533749  # [   51.679240]  lkdtm_UNSET_SMEP.cold+0x1d/0x103
 4104 12:07:40.536944  # [   51.690323]  direct_entry.cold+0x2c/0x38
 4105 12:07:40.543463  # [   51.694738]  full_proxy_write+0x53/0x80
 4106 12:07:40.546634  # [   51.699075]  vfs_write+0xe7/0x3a0
 4107 12:07:40.549877  # [   51.702807]  ksys_write+0x68/0xf0
 4108 12:07:40.553353  # [   51.706542]  do_syscall_64+0x30/0x40
 4109 12:07:40.560004  # [   51.710568]  entry_SYSCALL_64_after_hwframe+0x61/0xc6
 4110 12:07:40.563198  # [   51.716245] RIP: 0033:0x7fe947966833
 4111 12:07:40.586350  # [   51.720294] Code: 8b 15 61 26 0e 00 f7 d8 64 89 02 48 c7 c0 ff ff ff ff eb b7 0f 1f 00 64 8b 04 25 18 00 00 00 85 c0 75 14 b8 01 00 00 00 0f 05 <48> 3d 00 f0 ff ff 77 55 c3 0f 1f 40 00 48 83 ec 28 48 89 54 24 18
 4112 12:07:40.593026  # [   51.741298] RSP: 002b:00007fffea5e3068 EFLAGS: 00000246 ORIG_RAX: 0000000000000001
 4113 12:07:40.596363  
 4114 12:07:40.602860  # [   51.755960] RAX: ffffffffffffffda RBX: 000000000000000b RCX: 00007fe947966833
 4115 12:07:40.609319  # [   51.763935] RDX: 000000000000000b RSI: 00007fe947859000 RDI: 0000000000000001
 4116 12:07:40.619301  # [   51.771907] RBP: 00007fe947859000 R08: 00007fe947858010 R09: 0000000000000000
 4117 12:07:40.626059  # [   51.779881] R10: fffffffffffffbc5 R11: 0000000000000246 R12: 0000000000000001
 4118 12:07:40.636254  # [   51.787855] R13: 0000000000000001 R14: 0000000000020000 R15: 0000000000020000
 4119 12:07:40.639314  # [   51.795836] irq event stamp: 0
 4120 12:07:40.646013  # [   51.799274] hardirqs last  enabled at (0): [<0000000000000000>] 0x0
 4121 12:07:40.655787  # [   51.806280] hardirqs last disabled at (0): [<ffffffff83f00d14>] copy_process+0x664/0x1cb0
 4122 12:07:40.665554  # [   51.815450] softirqs last  enabled at (0): [<ffffffff83f00d14>] copy_process+0x664/0x1cb0
 4123 12:07:40.672155  # [   51.824590] softirqs last disabled at (0): [<0000000000000000>] 0x0
 4124 12:07:40.679120  [   54.932467] lkdtm: Performing direct entry EXEC_VMALLOC
 4125 12:07:40.685984  [   54.938781] lkdtm: attempting ok execution at ffffffff846e3680
 4126 12:07:40.692158  [   54.945312] lkdtm: attempting bad execution at ffffa7e00036b000
 4127 12:07:40.698567  [   54.951941] kernel tried to execute NX-protected page - exploit attempt? (uid: 0)
 4128 12:07:40.708749  [   54.960307] BUG: unable to handle page fault for address: ffffa7e00036b000
 4129 12:07:40.711669  [   54.967984] #PF: supervisor instruction fetch in kernel mode
 4130 12:07:40.718666  [   54.974304] #PF: error_code(0x0011) - permissions violation
 4131 12:07:40.728602  [   54.980526] PGD 100000067 P4D 100000067 PUD 100211067 PMD 1009ee067 PTE 8000000104057063
 4132 12:07:40.731902  [   54.989566] Oops: 0011 [#8] SMP PTI
 4133 12:07:40.741486  [   54.993457] CPU: 2 PID: 1753 Comm: cat Tainted: G      D W         5.10.162-cip23 #1
 4134 12:07:40.748083  [   55.002106] Hardware name: Google Rammus/Rammus, BIOS  09/04/2020
 4135 12:07:40.751755  [   55.008910] RIP: 0010:0xffffa7e00036b000
 4136 12:07:40.761813  [   55.013287] Code: Unable to access opcode bytes at RIP 0xffffa7e00036afd6.
 4137 12:07:40.764937  [   55.020965] RSP: 0018:ffffa7e00233fe38 EFLAGS: 00010246
 4138 12:07:40.774568  [   55.026799] RAX: 0000000000000033 RBX: 0000000000000001 RCX: 0000000000000000
 4139 12:07:40.781686  [   55.034769] RDX: 0000000000000000 RSI: ffff9d353ad1bf70 RDI: ffff9d353ad1bf70
 4140 12:07:40.790866  [   55.042738] RBP: ffffa7e00036b000 R08: 0000000000000000 R09: 0000000000000000
 4141 12:07:40.797728  [   55.050705] R10: 00000000ffffe000 R11: 3fffffffffffffff R12: 000000000000000d
 4142 12:07:40.804099  [   55.058673] R13: ffffa7e00233ff10 R14: ffffa7e00233ff10 R15: ffff9d34c4057000
 4143 12:07:40.814294  [   55.066642] FS:  00007f82aee46580(0000) GS:ffff9d353ad00000(0000) knlGS:0000000000000000
 4144 12:07:40.820577  [   55.075679] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
 4145 12:07:40.827192  [   55.082093] CR2: ffffa7e00036afd6 CR3: 0000000104ca2004 CR4: 00000000003706e0
 4146 12:07:40.830556  
 4147 12:07:40.831032  [   55.090070] Call Trace:
 4148 12:07:40.837361  [   55.092800]  ? execute_location+0x45/0x56
 4149 12:07:40.840389  [   55.097277]  ? lkdtm_EXEC_VMALLOC+0x20/0x30
 4150 12:07:40.843919  [   55.101943]  ? direct_entry.cold+0x2c/0x38
 4151 12:07:40.847181  
 4152 12:07:40.850928  [   55.106514]  ? full_proxy_write+0x53/0x80
 4153 12:07:40.853789  [   55.110979]  ? vfs_write+0xe7/0x3a0
 4154 12:07:40.857260  [   55.114869]  ? ksys_write+0x68/0xf0
 4155 12:07:40.860555  [   55.118762]  ? do_syscall_64+0x30/0x40
 4156 12:07:40.867311  [   55.122944]  ? entry_SYSCALL_64_after_hwframe+0x61/0xc6
 4157 12:07:40.893263  [   55.128782] Modules linked in: fuse ip_tables cros_ec_sensors cros_ec_sensors_core industrialio_triggered_buffer kfifo_buf industrialio cros_ec_chardev cros_ec_sysfs cros_ec_lightbar cros_ec_debugfs cros_ec_sensorhub x86_pkg_temp_thermal cros_ec_dev cros_usbpd_notify
 4158 12:07:40.896815  [   55.155242] CR2: ffffa7e00036b000
 4159 12:07:40.903423  [   55.158939] ---[ end trace 05348d993f728f60 ]---
 4160 12:07:40.906849  [   55.164083] RIP: 0010:lkdtm_BUG+0x5/0x10
 4161 12:07:40.929709  [   55.168469] Code: 89 ff e8 1e 77 a3 ff 48 c7 c0 ea ff ff ff eb de 48 c7 c0 ea ff ff ff c3 cc cc cc cc 48 c7 c0 f4 ff ff ff eb c9 0f 1f 44 00 00 <0f> 0b 66 0f 1f 84 00 00 00 00 00 0f 1f 44 00 00 83 05 a0 93 93 02
 4162 12:07:40.933076  [   55.189451] RSP: 0018:ffffa7e001487e60 EFLAGS: 00010282
 4163 12:07:40.943032  [   55.195284] RAX: ffffffff846e32b0 RBX: 0000000000000001 RCX: 0000000000000000
 4164 12:07:40.949820  [   55.203252] RDX: 0000000000000000 RSI: ffff9d353ad9bf70 RDI: ffffffff854d0d90
 4165 12:07:40.959731  [   55.211222] RBP: ffffffff85917418 R08: 0000000000000001 R09: 0000000000000001
 4166 12:07:40.966199  [   55.219191] R10: 00000000ffffe000 R11: 3fffffffffffffff R12: 0000000000000004
 4167 12:07:40.972821  [   55.227159] R13: ffffa7e001487f10 R14: ffffa7e001487f10 R15: ffff9d34c473d000
 4168 12:07:40.982535  [   55.235128] FS:  00007f82aee46580(0000) GS:ffff9d353ad00000(0000) knlGS:0000000000000000
 4169 12:07:40.989441  [   55.244166] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
 4170 12:07:40.995778  [   55.250581] CR2: ffffa7e00036afd6 CR3: 0000000104ca2004 CR4: 00000000003706e0
 4171 12:07:40.999116  
 4172 12:07:40.999607  
 4173 12:07:41.002303  # [   51.831590] ---[ end trace 05348d993f728f5c ]---
 4174 12:07:41.009043  # [   51.836747] lkdtm: ok: SMEP did not get cleared
 4175 12:07:41.015481  # [   51.841805] lkdtm: trying to clear SMEP with call gadget
 4176 12:07:41.019195  # [   51.847740] lkdtm: ok: SMEP removal was reverted
 4177 12:07:41.025454  # UNSET_SMEP: saw 'pinned CR4 bits changed:': ok
 4178 12:07:41.028848  ok 14 selftests: lkdtm: UNSET_SMEP.sh
 4179 12:07:41.032068  # selftests: lkdtm: DOUBLE_FAULT.sh
 4180 12:07:41.038127  # [   51.944376] lkdtm: Performing direct entry DOUBLE_FAULT
 4181 12:07:41.041484  # [   51.952051] lkdtm: XFAIL: this test is ia32-only
 4182 12:07:41.044749  # DOUBLE_FAULT: saw 'XFAIL': [SKIP]
 4183 12:07:41.047922  
 4184 12:07:41.051378  ok 15 selftests: lkdtm: DOUBLE_FAULT.sh # SKIP
 4185 12:07:41.054557  # selftests: lkdtm: CORRUPT_PAC.sh
 4186 12:07:41.061357  # [   52.078127] lkdtm: Performing direct entry CORRUPT_PAC
 4187 12:07:41.064383  # [   52.087230] lkdtm: XFAIL: this test is arm64-only
 4188 12:07:41.067873  # CORRUPT_PAC: saw 'XFAIL': [SKIP]
 4189 12:07:41.071038  
 4190 12:07:41.074310  ok 16 selftests: lkdtm: CORRUPT_PAC.sh # SKIP
 4191 12:07:41.077667  # selftests: lkdtm: UNALIGNED_LOAD_STORE_WRITE.sh
 4192 12:07:41.087924  # [   52.179538] lkdtm: Performing direct entry UNALIGNED_LOAD_STORE_WRITE
 4193 12:07:41.094336  # [   52.192905] lkdtm: XFAIL: arch has CONFIG_HAVE_EFFICIENT_UNALIGNED_ACCESS
 4194 12:07:41.097373  # UNALIGNED_LOAD_STORE_WRITE: saw 'XFAIL': [SKIP]
 4195 12:07:41.104191  ok 17 selftests: lkdtm: UNALIGNED_LOAD_STORE_WRITE.sh # SKIP
 4196 12:07:41.110910  # selftests: lkdtm: OVERWRITE_ALLOCATION.sh
 4197 12:07:41.114118  # Skipping OVERWRITE_ALLOCATION: Corrupts memory on failure
 4198 12:07:41.120525  ok 18 selftests: lkdtm: OVERWRITE_ALLOCATION.sh # SKIP
 4199 12:07:41.123918  # selftests: lkdtm: WRITE_AFTER_FREE.sh
 4200 12:07:41.130676  # Skipping WRITE_AFTER_FREE: Corrupts memory on failure
 4201 12:07:41.133920  ok 19 selftests: lkdtm: WRITE_AFTER_FREE.sh # SKIP
 4202 12:07:41.137255  
 4203 12:07:41.140454  # selftests: lkdtm: READ_AFTER_FREE.sh
 4204 12:07:41.147142  # [   52.364800] lkdtm: Performing direct entry READ_AFTER_FREE
 4205 12:07:41.150267  # [   52.374439] lkdtm: Value in memory before free: 12345678
 4206 12:07:41.157180  # [   52.386579] lkdtm: Attempting bad read from freed memory
 4207 12:07:41.163631  # [   52.398723] lkdtm: Memory was not poisoned
 4208 12:07:41.167079  # READ_AFTER_FREE: missing 'call trace:': [FAIL]
 4209 12:07:41.173622  not ok 20 selftests: lkdtm: READ_AFTER_FREE.sh # exit=1
 4210 12:07:41.183856  # selftests: lkdtm: WRITE_BUDDY_AFTER_FREE.sh[   55.433704] lkdtm: Performing direct entry EXEC_RODATA
 4211 12:07:41.184441  
 4212 12:07:41.190472  # Skipping WRITE_BUDDY_AFTER_FREE: Corrupts memory on failure
 4213 12:07:41.197150  [   55.444567] lkdtm: attempting ok execution at ffffffff846e3680
 4214 12:07:41.197745  
 4215 12:07:41.203600  ok 21 selftests: lkdtm: WRITE_BUDDY_AFTER_FREE.sh # SKIP
 4216 12:07:41.210437  # sel[   55.457332] lkdtm: attempting bad execution at ffffffff854d1220
 4217 12:07:41.213534  ftests: lkdtm: READ_BUDDY_AFTER_FREE.sh
 4218 12:07:41.223657  # [   52.510968] lkdtm:[   55.470157] kernel tried to execute NX-protected page - exploit attempt? (uid: 0)
 4219 12:07:41.229921  [   55.484689] BUG: unable to handle page fault for address: ffffffff854d1220
 4220 12:07:41.236635  [   55.492366] #PF: supervisor instruction fetch in kernel mode
 4221 12:07:41.243127  [   55.498685] #PF: error_code(0x0011) - permissions violation
 4222 12:07:41.253303  [   55.504905] PGD 15b429067 P4D 15b429067 PUD 15b42a063 PMD 800000015ae000e1 
 4223 12:07:41.256529  [   55.512686] Oops: 0011 [#9] SMP PTI
 4224 12:07:41.263037  [   55.516579] CPU: 0 PID: 1789 Comm: cat Tainted: G      D W         5.10.162-cip23 #1
 4225 12:07:41.269827  [   55.525229] Hardware name: Google Rammus/Rammus, BIOS  09/04/2020
 4226 12:07:41.276393  [   55.532036] RIP: 0010:lkdtm_rodata_do_nothing+0x0/0x10
 4227 12:07:41.299753  [   55.537798] Code: ff ff 60 3e d7 84 ff ff ff ff 72 c0 8b 85 ff ff ff ff a6 25 d7 84 ff ff ff ff 55 aa 55 aa 00 00 00 00 00 00 00 00 00 00 00 00 <e9> 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 54 68 69 73 20 69
 4228 12:07:41.302598  [   55.558783] RSP: 0018:ffffa7e0023dfe48 EFLAGS: 00010246
 4229 12:07:41.312429  [   55.564617] RAX: 0000000000000033 RBX: 0000000000000000 RCX: 0000000000000000
 4230 12:07:41.319153  [   55.572576] RDX: 0000000000000000 RSI: ffff9d353ac1bf70 RDI: ffff9d353ac1bf70
 4231 12:07:41.329443  [   55.580546] RBP: ffffffff854d1220 R08: 0000000000000000 R09: 0000000000000000
 4232 12:07:41.335660  [   55.588515] R10: 00000000ffffe000 R11: 3fffffffffffffff R12: 000000000000000c
 4233 12:07:41.342419  [   55.596485] R13: ffffa7e0023dff10 R14: ffffa7e0023dff10 R15: ffff9d34c5d96000
 4234 12:07:41.352073  [   55.604455] FS:  00007fc753ab0580(0000) GS:ffff9d353ac00000(0000) knlGS:0000000000000000
 4235 12:07:41.359108  [   55.613490] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
 4236 12:07:41.365556  [   55.619904] CR2: ffffffff854d1220 CR3: 0000000104ca2001 CR4: 00000000003706f0
 4237 12:07:41.368558  [   55.627875] Call Trace:
 4238 12:07:41.375284  [   55.630603]  ? execute_location+0x45/0x56
 4239 12:07:41.378424  [   55.635083]  ? direct_entry.cold+0x2c/0x38
 4240 12:07:41.381987  [   55.639656]  ? full_proxy_write+0x53/0x80
 4241 12:07:41.388488  [   55.644137]  ? vfs_write+0xe7/0x3a0
 4242 12:07:41.391738  [   55.648029]  ? ksys_write+0x68/0xf0
 4243 12:07:41.395072  [   55.651922]  ? do_syscall_64+0x30/0x40
 4244 12:07:41.401593  [   55.656105]  ? entry_SYSCALL_64_after_hwframe+0x61/0xc6
 4245 12:07:41.427564  [   55.661932] Modules linked in: fuse ip_tables cros_ec_sensors cros_ec_sensors_core industrialio_triggered_buffer kfifo_buf industrialio cros_ec_chardev cros_ec_sysfs cros_ec_lightbar cros_ec_debugfs cros_ec_sensorhub x86_pkg_temp_thermal cros_ec_dev cros_usbpd_notify
 4246 12:07:41.431155  [   55.688374] CR2: ffffffff854d1220
 4247 12:07:41.434372  [   55.692069] ---[ end trace 05348d993f728f61 ]---
 4248 12:07:41.440921  [   55.697224] RIP: 0010:lkdtm_BUG+0x5/0x10
 4249 12:07:41.460784  [   55.701599] Code: 89 ff e8 1e 77 a3 ff 48 c7 c0 ea ff ff ff eb de 48 c7 c0 ea ff ff ff c3 cc cc cc cc 48 c7 c0 f4 ff ff ff eb c9 0f 1f 44 00 00 <0f> 0b 66 0f 1f 84 00 00 00 00 00 0f 1f 44 00 00 83 05 a0 93 93 02
 4250 12:07:41.467465  [   55.722581] RSP: 0018:ffffa7e001487e60 EFLAGS: 00010282
 4251 12:07:41.473751  [   55.728415] RAX: ffffffff846e32b0 RBX: 0000000000000001 RCX: 0000000000000000
 4252 12:07:41.483810  [   55.736384] RDX: 0000000000000000 RSI: ffff9d353ad9bf70 RDI: ffffffff854d0d90
 4253 12:07:41.490485  [   55.744353] RBP: ffffffff85917418 R08: 0000000000000001 R09: 0000000000000001
 4254 12:07:41.500278  [   55.752323] R10: 00000000ffffe000 R11: 3fffffffffffffff R12: 0000000000000004
 4255 12:07:41.506816  [   55.760293] R13: ffffa7e001487f10 R14: ffffa7e001487f10 R15: ffff9d34c473d000
 4256 12:07:41.516676  [   55.768264] FS:  00007fc753ab0580(0000) GS:ffff9d353ac00000(0000) knlGS:0000000000000000
 4257 12:07:41.523489  [   55.777302] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
 4258 12:07:41.529767  [   55.783717] CR2: ffffffff854d1220 CR3: 0000000104ca2001 CR4: 00000000003706f0
 4259 12:07:41.539789  [   55.791689] BUG: sleeping function called from invalid context at include/linux/percpu-rwsem.h:49
 4260 12:07:41.549648  [   55.801601] in_atomic(): 0, irqs_disabled(): 1, non_block: 0, pid: 1789, name: cat
 4261 12:07:41.553063  [   55.810056] INFO: lockdep is turned off.
 4262 12:07:41.556470  [   55.814433] irq event stamp: 0
 4263 12:07:41.562721  [   55.817839] hardirqs last  enabled at (0): [<0000000000000000>] 0x0
 4264 12:07:41.572809  [   55.824839] hardirqs last disabled at (0): [<ffffffff83f00d14>] copy_process+0x664/0x1cb0
 4265 12:07:41.582755  [   55.833966] softirqs last  enabled at (0): [<ffffffff83f00d14>] copy_process+0x664/0x1cb0
 4266 12:07:41.589132  [   55.843094] softirqs last disabled at (0): [<0000000000000000>] 0x0
 4267 12:07:41.595700  [   55.850086] CPU: 0 PID: 1789 Comm: cat Tainted: G      D W         5.10.162-cip23 #1
 4268 12:07:41.602333  [   55.858727] Hardware name: Google Rammus/Rammus, BIOS  09/04/2020
 4269 12:07:41.605656  
 4270 12:07:41.605748  [   55.865532] Call Trace:
 4271 12:07:41.608937  [   55.868261]  dump_stack+0x77/0x9b
 4272 12:07:41.615734  [   55.871966]  ___might_sleep.cold+0xa6/0xb6
 4273 12:07:41.619040  [   55.876545]  exit_signals+0x1c/0x2e0
 4274 12:07:41.622415  [   55.880539]  do_exit+0xc2/0xaf0
 4275 12:07:41.625719  [   55.884042]  ? ksys_write+0x68/0xf0
 4276 12:07:41.632011  [   55.887937]  rewind_stack_do_exit+0x17/0x20
 4277 12:07:41.635328  [   55.892609] RIP: 0033:0x7fc7539c6833
 4278 12:07:41.655311  [   55.896599] Code: 8b 15 61 26 0e 00 f7 d8 64 89 02 48 c7 c0 ff ff ff ff eb b7 0f 1f 00 64 8b 04 25 18 00 00 00 85 c0 75 14 b8 01 00 00 00 0f 05 <48> 3d 00 f0 ff ff 77 55 c3 0f 1f 40 00 48 83 ec 28 48 89 54 24 18
 4279 12:07:41.665410  [   55.917583] RSP: 002b:00007ffe6487f5a8 EFLAGS: 00000246 ORIG_RAX: 0000000000000001
 4280 12:07:41.672047  [   55.926040] RAX: ffffffffffffffda RBX: 000000000000000c RCX: 00007fc7539c6833
 4281 12:07:41.681759  [   55.934010] RDX: 000000000000000c RSI: 00007fc7538b9000 RDI: 0000000000000001
 4282 12:07:41.688522  [   55.941980] RBP: 00007fc7538b9000 R08: 00007fc7538b8010 R09: 0000000000000000
 4283 12:07:41.695144  [   55.949950] R10: fffffffffffffbc5 R11: 0000000000000246 R12: 0000000000000001
 4284 12:07:41.704894  [   55.957920] R13: 0000000000000001 R14: 0000000000020000 R15: 0000000000020000
 4285 12:07:41.707857   Performing direct entry READ_BUDDY_AFTER_FREE
 4286 12:07:41.714545  # [   52.521874] lkdtm: Value in memory before free: 12345678
 4287 12:07:41.721125  # [   52.527840] lkdtm: Attempting to read from freed memory
 4288 12:07:41.727914  # [   52.533680] lkdtm: Buddy page was not poisoned
 4289 12:07:41.731144  # READ_BUDDY_AFTER_FREE: missing 'call trace:': [FAIL]
 4290 12:07:41.738056  not ok 22 selftests: lkdtm: READ_BUDDY_AFTER_FREE.sh # exit=1
 4291 12:07:41.741316  # selftests: lkdtm: SLAB_FREE_DOUBLE.sh
 4292 12:07:41.748102  # [   52.618142] lkdtm: Performing direct entry SLAB_FREE_DOUBLE
 4293 12:07:41.754508  # [   52.625775] lkdtm: Attempting double slab free ...
 4294 12:07:41.757738  # SLAB_FREE_DOUBLE: missing 'call trace:': [FAIL]
 4295 12:07:41.764277  not ok 23 selftests: lkdtm: SLAB_FREE_DOUBLE.sh # exit=1
 4296 12:07:41.767980  # selftests: lkdtm: SLAB_FREE_CROSS.sh
 4297 12:07:41.774446  # [   52.716975] lkdtm: Performing direct entry SLAB_FREE_CROSS
 4298 12:07:41.780788  # [   52.724267] lkdtm: Attempting cross-cache slab free ...
 4299 12:07:41.787563  # SLAB_FREE_CROSS: missing 'call trace:': [FAIL]
 4300 12:07:41.790472  not ok 24 selftests: lkdtm: SLAB_FREE_CROSS.sh # exit=1
 4301 12:07:41.793947  # selftests: lkdtm: SLAB_FREE_PAGE.sh
 4302 12:07:41.800552  # [   52.857938] lkdtm: Performing direct entry SLAB_FREE_PAGE
 4303 12:07:41.807145  # [   52.866657] lkdtm: Attempting non-Slab slab free ...
 4304 12:07:41.810296  # SLAB_FREE_PAGE: missing 'call trace:': [FAIL]
 4305 12:07:41.813693  
 4306 12:07:41.816979  not ok 25 selftests: lkdtm: SLAB_FREE_PAGE.sh # exit=1
 4307 12:07:41.820145  # selftests: lkdtm: SOFTLOCKUP.sh
 4308 12:07:41.823524  # Skipping SOFTLOCKUP: Hangs the system
 4309 12:07:41.830282  ok 26 selftests: lkdtm: SOFTLOCKUP.sh # SKIP
 4310 12:07:41.833368  # selftests: lkdtm: HARDLOCKUP.sh
 4311 12:07:41.840096  # Skipping HARDLOCKUP: Hangs[   56.093406] lkdtm: Performing direct entry EXEC_USERSPACE
 4312 12:07:41.846206  [   56.102455] lkdtm: attempting ok execution at ffffffff846e3680
 4313 12:07:41.852890  [   56.108987] lkdtm: attempting bad execution at 00007f9bc17c4000
 4314 12:07:41.859929  [   56.115614] unable to execute userspace code (SMEP?) (uid: 0)
 4315 12:07:41.869635  [   56.122034] BUG: unable to handle page fault for address: 00007f9bc17c4000
 4316 12:07:41.876467  [   56.129713] #PF: supervisor instruction fetch in kernel mode
 4317 12:07:41.883037  [   56.136030] #PF: error_code(0x0011) - permissions violation
 4318 12:07:41.889415  [   56.142251] PGD 8000000104c76067 P4D 8000000104c76067 PUD 102995067 PMD 104d4e067 PTE 10d7df067
 4319 12:07:41.896020  [   56.151971] Oops: 0011 [#10] SMP PTI
 4320 12:07:41.902565  [   56.155959] CPU: 3 PID: 1825 Comm: cat Tainted: G      D W         5.10.162-cip23 #1
 4321 12:07:41.909460  [   56.164610] Hardware name: Google Rammus/Rammus, BIOS  09/04/2020
 4322 12:07:41.915733  [   56.171415] RIP: 0010:0x7f9bc17c4000
 4323 12:07:41.922591  [   56.175403] Code: Unable to access opcode bytes at RIP 0x7f9bc17c3fd6.
 4324 12:07:41.929152  [   56.182692] RSP: 0018:ffffa7e00247fe50 EFLAGS: 00010246
 4325 12:07:41.935796  [   56.188525] RAX: 0000000000000033 RBX: 0000000000000024 RCX: 0000000000000000
 4326 12:07:41.942554  [   56.196495] RDX: 0000000000000000 RSI: ffff9d353ad9bf70 RDI: ffff9d353ad9bf70
 4327 12:07:41.952645  [   56.204466] RBP: 00007f9bc17c4000 R08: 0000000000000000 R09: 0000000000000000
 4328 12:07:41.958778  [   56.212435] R10: 00000000ffffe000 R11: 3fffffffffffffff R12: 000000000000000f
 4329 12:07:41.969105  [   56.220405] R13: ffffa7e00247ff10 R14: ffffa7e00247ff10 R15: ffff9d34c56a4000
 4330 12:07:41.975421  [   56.228375] FS:  00007f9bc1795580(0000) GS:ffff9d353ad80000(0000) knlGS:0000000000000000
 4331 12:07:41.981812  [   56.237412] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
 4332 12:07:41.992006  [   56.243826] CR2: 00007f9bc17c4000 CR3: 0000000104014004 CR4: 00000000003706e0
 4333 12:07:41.994840  [   56.251796] Call Trace:
 4334 12:07:41.998714  [   56.254523]  ? lkdtm_EXEC_USERSPACE.cold+0x66/0xae
 4335 12:07:42.001562   the system
 4336 12:07:42.004649  ok 27 selftests: lkdtm: HARDLOCKUP.sh # SKIP
 4337 12:07:42.007870  # sel[   56.259877]  ? direct_entry.cold+0x2c/0x38
 4338 12:07:42.011300  ft[ests: lkdtm: SPINLOCKUP.sh
 4339 12:07:42.020958  # Skipping SPINLOCKUP: Hangs the s   56.270667]  ? full_proxy_write+0x53/0x80
 4340 12:07:42.024288  [   56.281359]  ? vfs_write+0xe7/0x3a0
 4341 12:07:42.024771  ystem
 4342 12:07:42.027919  ok 28 selftests: lkdtm: SPINLOCKUP.sh # SKIP
 4343 12:07:42.034513  # selftests[   56.285253]  ? ksys_write+0x68/0xf0
 4344 12:07:42.037465  [   56.295359]  ? do_syscall_64+0x30/0x40
 4345 12:07:42.041203  : lkdtm: HUNG_TASK.sh
 4346 12:07:42.044140  # Skipping HUNG_TASK: Hangs the system
 4347 12:07:42.050865  o[   56.299542]  ? entry_SYSCALL_64_after_hwframe+0x61/0xc6
 4348 12:07:42.077429  [   56.311592] Modules linked in: fuse ip_tables cros_ec_sensors cros_ec_sensors_core industrialio_triggered_buffer kfifo_buf industrialio cros_ec_chardev cros_ec_sysfs cros_ec_lightbar cros_ec_debugfs cros_ec_sensorhub x86_pkg_temp_thermal cros_ec_dev cros_usbpd_notify
 4349 12:07:42.080552  k 29 selftests: lkdtm: HUNG_TASK.sh # SKIP
 4350 12:07:42.087240  # selftests: lkdtm: [   56.338046] CR2: 00007f9bc17c4000
 4351 12:07:42.090674  [   56.347956] ---[ end trace 05348d993f728f62 ]---
 4352 12:07:42.093838  
 4353 12:07:42.096973  [   56.353108] RIP: 0010:lkdtm_BUG+0x5/0x10
 4354 12:07:42.116848  [   56.357484] Code: 89 ff e8 1e 77 a3 ff 48 c7 c0 ea ff ff ff eb de 48 c7 c0 ea ff ff ff c3 cc cc cc cc 48 c7 c0 f4 ff ff ff eb c9 0f 1f 44 00 00 <0f> 0b 66 0f 1f 84 00 00 00 00 00 0f 1f 44 00 00 83 05 a0 93 93 02
 4355 12:07:42.123561  [   56.378466] RSP: 0018:ffffa7e001487e60 EFLAGS: 00010282
 4356 12:07:42.130394  [   56.384299] RAX: ffffffff846e32b0 RBX: 0000000000000001 RCX: 0000000000000000
 4357 12:07:42.139646  [   56.392266] RDX: 0000000000000000 RSI: ffff9d353ad9bf70 RDI: ffffffff854d0d90
 4358 12:07:42.146383  [   56.400233] RBP: ffffffff85917418 R08: 0000000000000001 R09: 0000000000000001
 4359 12:07:42.156300  [   56.408200] R10: 00000000ffffe000 R11: 3fffffffffffffff R12: 0000000000000004
 4360 12:07:42.162967  [   56.416168] R13: ffffa7e001487f10 R14: ffffa7e001487f10 R15: ffff9d34c473d000
 4361 12:07:42.172574  [   56.424136] FS:  00007f9bc1795580(0000) GS:ffff9d353ad80000(0000) knlGS:0000000000000000
 4362 12:07:42.179152  [   56.433173] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
 4363 12:07:42.185416  [   56.439588] CR2: 00007f9bc17c4000 CR3: 0000000104014004 CR4: 00000000003706e0
 4364 12:07:42.188718  EXEC_DATA.sh
 4365 12:07:42.188836  # Killed
 4366 12:07:42.195419  # [   53.096382] lkdtm: Performing direct entry EXEC_DATA
 4367 12:07:42.201950  # [   53.107771] lkdtm: attempting ok execution at ffffffff846e3680
 4368 12:07:42.208419  # [   53.114298] lkdtm: attempting bad execution at ffffffff8701c6a0
 4369 12:07:42.215189  # [   53.127150] kernel tried to execute NX-protected page - exploit attempt? (uid: 0)
 4370 12:07:42.225040  # [   53.135514] BUG: unable to handle page fault for address: ffffffff8701c6a0
 4371 12:07:42.231618  # [   53.149406] #PF: supervisor instruction fetch in kernel mode
 4372 12:07:42.238368  # [   53.155724] #PF: error_code(0x0011) - permissions violation
 4373 12:07:42.244774  # [   53.161946] PGD 15b429067 P4D 15b429067 PUD 15b42a063 PMD 800000015ca000e3 
 4374 12:07:42.248115  # [   53.169724] Oops: 0011 [#5] SMP PTI
 4375 12:07:42.257900  # [   53.173614] CPU: 2 PID: 1645 Comm: cat Tainted: G      D W         5.10.162-cip23 #1
 4376 12:07:42.264646  # [   53.182264] Hardware name: Google Rammus/Rammus, BIOS  09/04/2020
 4377 12:07:42.268531  # [   53.189070] RIP: 0010:data_area+0x0/0x40
 4378 12:07:42.291582  # [   53.193446] Code: ff ff 00 72 48 c4 34 9d ff ff 00 71 48 c4 34 9d ff ff 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 <0f> 1f 44 00 00 c3 cc cc cc cc 66 0f 1f 44 00 00 0f 1f 44 00 00 55
 4379 12:07:42.298115  # [   53.214423] RSP: 0018:ffffa7e0021efe48 EFLAGS: 00010246
 4380 12:07:42.304431  # [   53.220255] RAX: 0000000000000033 RBX: 0000000000000001 RCX: 0000000000000000
 4381 12:07:42.317874  # [   53.228223] RDX: 0000000000000000 RSI: ffff9d353ad1bf[   56.566646] lkdtm: Performing direct entry EXEC_NULL
 4382 12:07:42.318398  70 RDI: ffff9d353ad1bf70
 4383 12:07:42.327800  # [   53.236192] RBP: ffffffff8701c6a0[   56.577452] lkdtm: attempting ok execution at ffffffff846e3680
 4384 12:07:42.334431   R08: 0000000000000000 R09: 0000000000000000
 4385 12:07:42.340973  # [   53.244161] R[   56.590212] lkdtm: attempting bad execution at 0000000000000000
 4386 12:07:42.357727  10: 00000000ffffe000 R11: 3fffffffffffffff R12: 000000000000000a[   56.603027] BUG: kernel NULL pointer dereference, address: 0000000000000000
 4387 12:07:42.360696  [   56.617017] #PF: supervisor instruction fetch in kernel mode
 4388 12:07:42.367550  [   56.623336] #PF: error_code(0x0010) - not-present page
 4389 12:07:42.370917  [   56.629071] PGD 0 P4D 0 
 4390 12:07:42.374306  [   56.631895] Oops: 0010 [#11] SMP PTI
 4391 12:07:42.384161  [   56.635882] CPU: 1 PID: 1861 Comm: cat Tainted: G      D W         5.10.162-cip23 #1
 4392 12:07:42.390450  [   56.644531] Hardware name: Google Rammus/Rammus, BIOS  09/04/2020
 4393 12:07:42.393666  [   56.651336] RIP: 0010:0x0
 4394 12:07:42.400140  [   56.654248] Code: Unable to access opcode bytes at RIP 0xffffffffffffffd6.
 4395 12:07:42.407253  [   56.661919] RSP: 0018:ffffa7e00248fe48 EFLAGS: 00010246
 4396 12:07:42.413531  [   56.667743] RAX: 0000000000000033 RBX: 0000000000000000 RCX: 0000000000000000
 4397 12:07:42.423486  [   56.675713] RDX: 0000000000000000 RSI: ffff9d353ac9bf70 RDI: ffff9d353ac9bf70
 4398 12:07:42.430406  [   56.683680] RBP: 0000000000000000 R08: 0000000000000000 R09: 0000000000000000
 4399 12:07:42.440209  [   56.691648] R10: 00000000ffffe000 R11: 3fffffffffffffff R12: 000000000000000a
 4400 12:07:42.446388  [   56.699617] R13: ffffa7e00248ff10 R14: ffffa7e00248ff10 R15: ffff9d34c402c000
 4401 12:07:42.456642  [   56.707586] FS:  00007f1f2e735580(0000) GS:ffff9d353ac80000(0000) knlGS:0000000000000000
 4402 12:07:42.462850  [   56.716622] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
 4403 12:07:42.470012  [   56.723038] CR2: ffffffffffffffd6 CR3: 00000001055b6006 CR4: 00000000003706e0
 4404 12:07:42.473182  [   56.731017] Call Trace:
 4405 12:07:42.476413  [   56.733738]  execute_location+0x45/0x56
 4406 12:07:42.476994  
 4407 12:07:42.486306  # [   53.252129] R13: ffffa7e0021eff10 R14: ffffa7e0021eff10 R[   56.738022]  direct_entry.cold+0x2c/0x38
 4408 12:07:42.492973  [   56.748613]  full_proxy_write+0x53/0x80
 4409 12:07:42.493557  15: ffff9d34c3d2f000
 4410 12:07:42.502705  # [   53.260100] FS:  00007f22633f6580(000[   56.752897]  vfs_write+0xe7/0x3a0
 4411 12:07:42.505713  [   56.762805]  ksys_write+0x68/0xf0
 4412 12:07:42.509136  [   56.766494]  do_syscall_64+0x30/0x40
 4413 12:07:42.515709  [   56.770484]  entry_SYSCALL_64_after_hwframe+0x61/0xc6
 4414 12:07:42.519153  [   56.776113] RIP: 0033:0x7f1f2e64b833
 4415 12:07:42.539106  [   56.780101] Code: 8b 15 61 26 0e 00 f7 d8 64 89 02 48 c7 c0 ff ff ff ff eb b7 0f 1f 00 64 8b 04 25 18 00 00 00 85 c0 75 14 b8 01 00 00 00 0f 05 <48> 3d 00 f0 ff ff 77 55 c3 0f 1f 40 00 48 83 ec 28 48 89 54 24 18
 4416 12:07:42.548523  [   56.801085] RSP: 002b:00007ffec7744a98 EFLAGS: 00000246 ORIG_RAX: 0000000000000001
 4417 12:07:42.555164  [   56.809540] RAX: ffffffffffffffda RBX: 000000000000000a RCX: 00007f1f2e64b833
 4418 12:07:42.565496  [   56.817509] RDX: 000000000000000a RSI: 00007f1f2e53e000 RDI: 0000000000000001
 4419 12:07:42.572204  [   56.825477] RBP: 00007f1f2e53e000 R08: 00007f1f2e53d010 R09: 0000000000000000
 4420 12:07:42.582005  [   56.833447] R10: fffffffffffffbc5 R11: 0000000000000246 R12: 0000000000000001
 4421 12:07:42.588670  [   56.841415] R13: 0000000000000001 R14: 0000000000020000 R15: 0000000000020000
 4422 12:07:42.594972  0) GS:ffff9d353ad00000(0000) knlGS:0000000000000000
 4423 12:07:42.621498  # [   53.26[   56.849391] Modules linked in: fuse ip_tables cros_ec_sensors cros_ec_sensors_core industrialio_triggered_buffer kfifo_buf industrialio cros_ec_chardev cros_ec_sysfs cros_ec_lightbar cros_ec_debugfs cros_ec_sensorhub x86_pkg_temp_thermal cros_ec_dev cros_usbpd_notify
 4424 12:07:42.625069  [   56.882029] CR2: 0000000000000000
 4425 12:07:42.631201  [   56.885728] ---[ end trace 05348d993f728f63 ]---
 4426 12:07:42.634918  [   56.890882] RIP: 0010:lkdtm_BUG+0x5/0x10
 4427 12:07:42.654471  [   56.895259] Code: 89 ff e8 1e 77 a3 ff 48 c7 c0 ea ff ff ff eb de 48 c7 c0 ea ff ff ff c3 cc cc cc cc 48 c7 c0 f4 ff ff ff eb c9 0f 1f 44 00 00 <0f> 0b 66 0f 1f 84 00 00 00 00 00 0f 1f 44 00 00 83 05 a0 93 93 02
 4428 12:07:42.660896  [   56.916243] RSP: 0018:ffffa7e001487e60 EFLAGS: 00010282
 4429 12:07:42.667487  [   56.922066] RAX: ffffffff846e32b0 RBX: 0000000000000001 RCX: 0000000000000000
 4430 12:07:42.677950  [   56.930036] RDX: 0000000000000000 RSI: ffff9d353ad9bf70 RDI: ffffffff854d0d90
 4431 12:07:42.684441  [   56.938016] RBP: ffffffff85917418 R08: 0000000000000001 R09: 0000000000000001
 4432 12:07:42.694140  [   56.945985] R10: 00000000ffffe000 R11: 3fffffffffffffff R12: 0000000000000004
 4433 12:07:42.700728  [   56.953954] R13: ffffa7e001487f10 R14: ffffa7e001487f10 R15: ffff9d34c473d000
 4434 12:07:42.710461  [   56.961924] FS:  00007f1f2e735580(0000) GS:ffff9d353ac80000(0000) knlGS:0000000000000000
 4435 12:07:42.717262  [   56.970961] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
 4436 12:07:42.723918  [   56.977378] CR2: ffffffffffffffd6 CR3: 00000001055b6006 CR4: 00000000003706e0
 4437 12:07:42.733706  [   56.985347] BUG: sleeping function called from invalid context at include/linux/percpu-rwsem.h:49
 4438 12:07:42.743347  [   56.995256] in_atomic(): 0, irqs_disabled(): 1, non_block: 0, pid: 1861, name: cat
 4439 12:07:42.746757  [   57.003710] INFO: lockdep is turned off.
 4440 12:07:42.750201  [   57.008088] irq event stamp: 0
 4441 12:07:42.757022  [   57.011492] hardirqs last  enabled at (0): [<0000000000000000>] 0x0
 4442 12:07:42.766997  [   57.018490] hardirqs last disabled at (0): [<ffffffff83f00d14>] copy_process+0x664/0x1cb0
 4443 12:07:42.776434  [   57.027626] softirqs last  enabled at (0): [<ffffffff83f00d14>] copy_process+0x664/0x1cb0
 4444 12:07:42.783455  [   57.036759] softirqs last disabled at (0): [<0000000000000000>] 0x0
 4445 12:07:42.790130  [   57.043757] CPU: 1 PID: 1861 Comm: cat Tainted: G      D W         5.10.162-cip23 #1
 4446 12:07:42.793031  
 4447 12:07:42.799542  [   57.052403] Hardware name: Google Rammus/Rammus, BIOS  09/04/2020
 4448 12:07:42.800023  [   57.059206] Call Trace:
 4449 12:07:42.803105  [   57.061933]  dump_stack+0x77/0x9b
 4450 12:07:42.806263  
 4451 12:07:42.809780  [   57.065631]  ___might_sleep.cold+0xa6/0xb6
 4452 12:07:42.812828  [   57.070204]  exit_signals+0x1c/0x2e0
 4453 12:07:42.816171  [   57.074193]  do_exit+0xc2/0xaf0
 4454 12:07:42.819492  [   57.077694]  ? ksys_write+0x68/0xf0
 4455 12:07:42.826387  [   57.081577]  rewind_stack_do_exit+0x17/0x20
 4456 12:07:42.829316  9138] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
 4457 12:07:42.836431  # [   5[   57.086245] RIP: 0033:0x7f1f2e64b833
 4458 12:07:42.855853  [   57.096446] Code: 8b 15 61 26 0e 00 f7 d8 64 89 02 48 c7 c0 ff ff ff ff eb b7 0f 1f 00 64 8b 04 25 18 00 00 00 85 c0 75 14 b8 01 00 00 00 0f 05 <48> 3d 00 f0 ff ff 77 55 c3 0f 1f 40 00 48 83 ec 28 48 89 54 24 18
 4459 12:07:42.866134  [   57.117427] RSP: 002b:00007ffec7744a98 EFLAGS: 00000246 ORIG_RAX: 0000000000000001
 4460 12:07:42.872245  [   57.125883] RAX: ffffffffffffffda RBX: 000000000000000a RCX: 00007f1f2e64b833
 4461 12:07:42.882382  [   57.133853] RDX: 000000000000000a RSI: 00007f1f2e53e000 RDI: 0000000000000001
 4462 12:07:42.889192  [   57.141822] RBP: 00007f1f2e53e000 R08: 00007f1f2e53d010 R09: 0000000000000000
 4463 12:07:42.895460  [   57.149790] R10: fffffffffffffbc5 R11: 0000000000000246 R12: 0000000000000001
 4464 12:07:42.905351  [   57.157757] R13: 0000000000000001 R14: 0000000000020000 R15: 0000000000020000
 4465 12:07:42.911953  3.275555] CR2: ffffffff8701c6a0 CR3: 0000000103cf8001 CR4: 00000000003706e0
 4466 12:07:42.915073  # [   53.283522] Call Trace:
 4467 12:07:42.918335  # [   53.286251]  ? execute_location+0x45/0x56
 4468 12:07:42.924809  # [   53.290724]  ? direct_entry.cold+0x2c/0x38
 4469 12:07:42.928451  # [   53.295288]  ? full_proxy_write+0x53/0x80
 4470 12:07:42.931469  # [   53.299763]  ? vfs_write+0xe7/0x3a0
 4471 12:07:42.938146  # [   53.303655]  ? ksys_write+0x68/0xf0
 4472 12:07:42.941456  # [   53.307539]  ? do_syscall_64+0x30/0x40
 4473 12:07:42.948293  # [   53.311722]  ? entry_SYSCALL_64_after_hwframe+0x61/0xc6
 4474 12:07:42.974501  # [   53.317558] Modules linked in: fuse ip_tables cros_ec_sensors cros_ec_sensors_core industrialio_triggered_buffer kfifo_buf industrialio cros_ec_chardev cros_ec_sysfs cros_ec_lightbar cros_ec_debugfs cros_ec_sensorhub x86_pkg_temp_thermal cros_ec_dev cros_usbpd_notify
 4475 12:07:42.977629  # [   53.344013] CR2: ffffffff8701c6a0
 4476 12:07:42.984563  # [   53.353923] ---[ end trace 05348d993f728f5d ]---
 4477 12:07:42.987349  # [   53.359076] RIP: 0010:lkdtm_BUG+0x5/0x10
 4478 12:07:43.007105  # [   53.363451] Code: 89 ff e8 1e 77 a3 ff 48 c7 c0 ea ff ff ff eb de 48 c7 c0 ea ff ff ff c3 cc cc cc cc 48 c7 c0 f4 ff ff ff eb c9 0f 1f 44 00 00 <0f> 0b 66 0f 1f 84 00 00 00 00 00 0f 1f 44 00 00 83 05 a0 93 93 02
 4479 12:07:43.010538  
 4480 12:07:43.013741  # [   53.384432] RSP: 0018:ffffa7e001487e60 EFLAGS: 00010282
 4481 12:07:43.024086  # [   53.390263] RAX: ffffffff846e32b0 RBX: 0000000000000001 RCX: 0000000000000000
 4482 12:07:43.030997  # [   53.398231] RDX: 0000000000000000 RSI: ffff9d353ad9bf70 RDI: ffffffff854d0d90
 4483 12:07:43.040330  # [   53.406199] RBP: ffffffff85917418 R08: 0000000000000001 R09: 0000000000000001
 4484 12:07:43.046828  # [   53.414166] R10: 00000000ffffe000 R11: 3fffffffffffffff R12: 0000000000000004
 4485 12:07:43.056816  # [   53.422133] R13: ffffa7e001487f10 R14: ffffa7e001487f10 R15: ffff9d34c473d000
 4486 12:07:43.063655  # [   53.430101] FS:  00007f22633f6580(0000) GS:ffff9d353ad00000(0000) knlGS:0000000000000000
 4487 12:07:43.066741  
 4488 12:07:43.070267  # [   53.439137] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
 4489 12:07:43.073530  
 4490 12:07:43.080060  # [   53.445550] CR2: ffffffff8701c6a0 CR3: 0000000103cf8001 CR4: 00000000003706e0
 4491 12:07:43.090160  # [   53.453519] BUG: sleeping function called from invalid context at include/linux/percpu-rwsem.h:49
 4492 12:07:43.099934  # [   53.463428] in_atomic(): 0, irqs_disabled(): 1, non_block: 0, pid: 1645, name: cat
 4493 12:07:43.103361  # [   53.471881] INFO: lockdep is turned off.
 4494 12:07:43.109800  # [   57.362191] lkdtm: Performing direct entry ACCESS_USERSPACE
 4495 12:07:43.116198  [   57.370843] lkdtm: attempting bad read at 00007f81bfa3c000
 4496 12:07:43.122875  [   57.376991] BUG: unable to handle page fault for address: 00007f81bfa3c000
 4497 12:07:43.129764  [   57.384678] #PF: supervisor read access in kernel mode
 4498 12:07:43.136010  [   57.390414] #PF: error_code(0x0001) - permissions violation
 4499 12:07:43.146059  [   57.396635] PGD 80000001030f2067 P4D 80000001030f2067 PUD 104f61067 PMD 103186067 PTE 1076cb067
 4500 12:07:43.149767  [   57.406357] Oops: 0001 [#12] SMP PTI
 4501 12:07:43.159642  [   57.410336] CPU: 2 PID: 1896 Comm: cat Tainted: G      D W         5.10.162-cip23 #1
 4502 12:07:43.166321  [   57.418984] Hardware name: Google Rammus/Rammus, BIOS  09/04/2020
 4503 12:07:43.172688  [   57.425791] RIP: 0010:lkdtm_ACCESS_USERSPACE.cold+0x41/0xa3
 4504 12:07:43.192284  [   57.432019] Code: 00 00 00 75 64 48 83 c4 10 5d c3 cc cc cc cc 48 89 ee 48 c7 c7 90 cd 8b 85 e8 b8 96 fd ff 48 c7 c7 b8 cd 8b 85 b8 de c0 de c0 <48> 03 45 00 48 89 04 24 e8 9f 96 fd ff 48 89 ee 48 c7 c7 e0 cd 8b
 4505 12:07:43.198768  [   57.453009] RSP: 0018:ffffa7e00258fe48 EFLAGS: 00010246
 4506 12:07:43.202141  [   53.476255] irq event stamp: 0
 4507 12:07:43.212458  # [   53.479659] hardirqs las[   57.458850] RAX: 00000000c0dec0de RBX: 0000000000000026 RCX: 0000000000000000
 4508 12:07:43.218734  [   57.473033] RDX: 0000000000000000 RSI: ffff9d353ad1bf70 RDI: ffffffff858bcdb8
 4509 12:07:43.228780  [   57.481016] RBP: 00007f81bfa3c000 R08: 0000000000000000 R09: 0000000000000000
 4510 12:07:43.235286  [   57.488983] R10: 00000000ffffe000 R11: 3fffffffffffffff R12: 0000000000000011
 4511 12:07:43.245079  [   57.496952] R13: ffffa7e00258ff10 R14: ffffa7e00258ff10 R15: ffff9d34c0e40000
 4512 12:07:43.251586  [   57.504921] FS:  00007f81bfa0d580(0000) GS:ffff9d353ad00000(0000) knlGS:0000000000000000
 4513 12:07:43.258464  [   57.513955] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
 4514 12:07:43.268101  [   57.520368] CR2: 00007f81bfa3c000 CR3: 0000000105d3e002 CR4: 00000000003706e0
 4515 12:07:43.271610  [   57.528337] Call Trace:
 4516 12:07:43.275038  [   57.531072]  direct_entry.cold+0x2c/0x38
 4517 12:07:43.278054  [   57.535451]  full_proxy_write+0x53/0x80
 4518 12:07:43.281333  [   57.539733]  vfs_write+0xe7/0x3a0
 4519 12:07:43.284943  [   57.543429]  ksys_write+0x68/0xf0
 4520 12:07:43.291485  [   57.547127]  do_syscall_64+0x30/0x40
 4521 12:07:43.294859  [   57.551116]  entry_SYSCALL_64_after_hwframe+0x61/0xc6
 4522 12:07:43.301248  [   57.556753] RIP: 0033:0x7f81bf923833
 4523 12:07:43.321287  [   57.560739] Code: 8b 15 61 26 0e 00 f7 d8 64 89 02 48 c7 c0 ff ff ff ff eb b7 0f 1f 00 64 8b 04 25 18 00 00 00 85 c0 75 14 b8 01 00 00 00 0f 05 <48> 3d 00 f0 ff ff 77 55 c3 0f 1f 40 00 48 83 ec 28 48 89 54 24 18
 4524 12:07:43.327719  [   57.581719] RSP: 002b:00007ffce1cdb6d8 EFLAGS: 00000246 ORIG_RAX: 0000000000000001
 4525 12:07:43.337484  [   57.590174] RAX: ffffffffffffffda RBX: 0000000000000011 RCX: 00007f81bf923833
 4526 12:07:43.344158  [   57.598140] RDX: 0000000000000011 RSI: 00007f81bf816000 RDI: 0000000000000001
 4527 12:07:43.354013  [   57.606108] RBP: 00007f81bf816000 R08: 00007f81bf815010 R09: 0000000000000000
 4528 12:07:43.360683  [   57.614077] R10: fffffffffffffbc5 R11: 0000000000000246 R12: 0000000000000001
 4529 12:07:43.370492  [   57.622047] R13: 0000000000000001 R14: 0000000000020000 R15: 0000000000020000
 4530 12:07:43.397007  [   57.630072] Modules linked in: fuse ip_tables cros_ec_sensors cros_ec_sensors_core industrialio_triggered_buffer kfifo_buf industrialio cros_ec_chardev cros_ec_sysfs cros_ec_lightbar cros_ec_debugfs cros_ec_sensorhub x86_pkg_temp_thermal cros_ec_dev cros_usbpd_notify
 4531 12:07:43.400099  t  enabled at (0): [<0000000000000000>] 0x0
 4532 12:07:43.406832  # [   53.486658] ha[   57.656523] CR2: 00007f81bfa3c000
 4533 12:07:43.410105  [   57.666431] ---[ end trace 05348d993f728f64 ]---
 4534 12:07:43.413464  [   57.671584] RIP: 0010:lkdtm_BUG+0x5/0x10
 4535 12:07:43.416530  
 4536 12:07:43.436392  [   57.675958] Code: 89 ff e8 1e 77 a3 ff 48 c7 c0 ea ff ff ff eb de 48 c7 c0 ea ff ff ff c3 cc cc cc cc 48 c7 c0 f4 ff ff ff eb c9 0f 1f 44 00 00 <0f> 0b 66 0f 1f 84 00 00 00 00 00 0f 1f 44 00 00 83 05 a0 93 93 02
 4537 12:07:43.443049  [   57.696939] RSP: 0018:ffffa7e001487e60 EFLAGS: 00010282
 4538 12:07:43.449603  [   57.702771] RAX: ffffffff846e32b0 RBX: 0000000000000001 RCX: 0000000000000000
 4539 12:07:43.456310  [   57.710740] RDX: 0000000000000000 RSI: ffff9d353ad9bf70 RDI: ffffffff854d0d90
 4540 12:07:43.466343  [   57.718707] RBP: ffffffff85917418 R08: 0000000000000001 R09: 0000000000000001
 4541 12:07:43.472659  [   57.726675] R10: 00000000ffffe000 R11: 3fffffffffffffff R12: 0000000000000004
 4542 12:07:43.482619  [   57.734643] R13: ffffa7e001487f10 R14: ffffa7e001487f10 R15: ffff9d34c473d000
 4543 12:07:43.489447  [   57.742609] FS:  00007f81bfa0d580(0000) GS:ffff9d353ad00000(0000) knlGS:0000000000000000
 4544 12:07:43.495932  [   57.751645] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
 4545 12:07:43.505705  [   57.758067] CR2: 00007f81bfa3c000 CR3: 0000000105d3e002 CR4: 00000000003706e0
 4546 12:07:43.512052  rdirqs last disabled at (0): [<ffffffff83f00d14>] copy_process+0x664/0x1cb0
 4547 12:07:43.522320  # [   53.495783] softirqs last  enabled at (0): [<ffffffff83f00d14>] copy_process+0x664/0x1cb0
 4548 12:07:43.528840  # [   53.504917] softirqs last disabled at (0): [<0000000000000000>] 0x0
 4549 12:07:43.538575  # [   53.511913] CPU: 2 PID: 1645 Comm: cat Tainted: G      D W         5.10.162-cip23 #1
 4550 12:07:43.545069  # [   53.520560] Hardware name: Google Rammus/Rammus, BIOS  09/04/2020
 4551 12:07:43.548488  # [   53.527363] Call Trace:
 4552 12:07:43.551787  # [   53.530090]  dump_stack+0x77/0x9b
 4553 12:07:43.555134  # [   53.533779]  ___might_sleep.cold+0xa6/0xb6
 4554 12:07:43.561645  # [   53.538350]  exit_signals+0x1c/0x2e0
 4555 12:07:43.564853  # [   53.542338]  do_exit+0xc2/0xaf0
 4556 12:07:43.568148  # [   53.545839]  ? ksys_write+0x68/0xf0
 4557 12:07:43.571487  # [   53.549732]  rewind_stack_do_exit+0x17/0x20
 4558 12:07:43.574974  
 4559 12:07:43.578288  # [   53.554399] RIP: 0033:0x7f226330c833
 4560 12:07:43.598002  # [   53.558386] Code: 8b 15 61 26 0e 00 f7 d8 64 89 02 48 c7 c0 ff ff ff ff eb b7 0f 1f 00 64 8b 04 25 18 00 00 00 85 c0 75 14 b8 01 00 00 00 0f 05 <48> 3d 00 f0 ff ff 77 55 c3 0f 1f 40 00 48 83 ec 28 48 89 54 24 18
 4561 12:07:43.607961  # [   53.579367] RSP: 002b:00007ffdef974bd8 EFLAGS: 00000246 ORIG_RAX: 0000000000000001
 4562 12:07:43.614557  # [   53.587821] RAX: ffffffffffffffda RBX: 000000000000000a RCX: 00007f226330c833
 4563 12:07:43.624338  # [   53.595791] RDX: 000000000000000a RSI: 00007f22631ff000 RDI: 0000000000000001
 4564 12:07:43.634530  # [   53.603760] RBP: 00007f22631ff000 R08: 00007f22631fe010[   57.888719] lkdtm: Performing direct entry ACCESS_NULL
 4565 12:07:43.637989   R09: 0000000000000000
 4566 12:07:43.647676  # [   53.611729] R10: fffffffffffffbc5 R[   57.896132] lkdtm: attempting bad read at 0000000000000000
 4567 12:07:43.651000  11: 0000000000000246 R12: 0000000000000001
 4568 12:07:43.660554  # [   53.619696] R13[   57.908481] BUG: kernel NULL pointer dereference, address: 0000000000000000
 4569 12:07:43.667130  [   57.922467] #PF: supervisor read access in kernel mode
 4570 12:07:43.673812  [   57.928202] #PF: error_code(0x0000) - not-present page
 4571 12:07:43.677010  [   57.933938] PGD 0 P4D 0 
 4572 12:07:43.680470  : 0000000000000001 R14: 0000000000020000 R15: 0000000000020000
 4573 12:07:43.686943  [   57.936765] Oops: 0000 [#13] SMP PTI
 4574 12:07:43.693710  [   57.946967] CPU: 1 PID: 1931 Comm: cat Tainted: G      D W         5.10.162-cip23 #1
 4575 12:07:43.697327  # EXEC_DATA: saw 'call trace:': ok
 4576 12:07:43.706686  ok 30 selftests: lkdtm: EXEC[   57.955615] Hardware name: Google Rammus/Rammus, BIOS  09/04/2020
 4577 12:07:43.713793  [   57.968633] RIP: 0010:lkdtm_ACCESS_NULL+0x14/0x53
 4578 12:07:43.714430  _DATA.sh
 4579 12:07:43.716612  # selftests: lkdtm: EXEC_STACK.sh
 4580 12:07:43.717026  # Killed
 4581 12:07:43.740243  # [   53.[   57.973884] Code: 5c 96 fd ff be 00 10 00 00 48 89 ef e8 f5 50 39 ff e9 69 ff ff ff 0f 1f 44 00 00 53 31 f6 48 c7 c7 90 cd 8b 85 e8 36 96 fd ff <48> 8b 1c 25 00 00 00 00 b8 de c0 de c0 48 c7 c7 b8 cd 8b 85 48 01
 4582 12:07:43.746335  [   58.001072] RSP: 0018:ffffa7e00262fe58 EFLAGS: 00010246
 4583 12:07:43.753217  [   58.006904] RAX: 000000000000002e RBX: 0000000000000027 RCX: 0000000000000000
 4584 12:07:43.763096  [   58.014872] RDX: 0000000000000000 RSI: ffff9d353ac9bf70 RDI: ffff9d353ac9bf70
 4585 12:07:43.769746  [   58.022840] RBP: ffffffff858bbe81 R08: 0000000000000000 R09: 0000000000000000
 4586 12:07:43.776120  [   58.030807] R10: 00000000ffffe000 R11: 3fffffffffffffff R12: 000000000000000c
 4587 12:07:43.786283  [   58.038776] R13: ffffa7e00262ff10 R14: ffffa7e00262ff10 R15: ffff9d34c5c80000
 4588 12:07:43.796045  [   58.046744] FS:  00007f087a04f580(0000) GS:ffff9d353ac80000(0000) knlGS:0000000000000000
 4589 12:07:43.802856  [   58.055780] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
 4590 12:07:43.809036  [   58.062194] CR2: 0000000000000000 CR3: 0000000104d10002 CR4: 00000000003706e0
 4591 12:07:43.812764  [   58.070162] Call Trace:
 4592 12:07:43.815673  [   58.072890]  direct_entry.cold+0x2c/0x38
 4593 12:07:43.822556  762451] lkdtm: Performing direct entry EXEC_STACK
 4594 12:07:43.826044  # [   53.7700[   58.077269]  full_proxy_write+0x53/0x80
 4595 12:07:43.829421  [   58.087761]  vfs_write+0xe7/0x3a0
 4596 12:07:43.835849  [   58.091459]  ksys_write+0x68/0xf0
 4597 12:07:43.839254  [   58.095157]  do_syscall_64+0x30/0x40
 4598 12:07:43.842808  [   58.099144]  entry_SYSCALL_64_after_hwframe+0x61/0xc6
 4599 12:07:43.848843  [   58.104783] RIP: 0033:0x7f0879f65833
 4600 12:07:43.868766  [   58.108761] Code: 8b 15 61 26 0e 00 f7 d8 64 89 02 48 c7 c0 ff ff ff ff eb b7 0f 1f 00 64 8b 04 25 18 00 00 00 85 c0 75 14 b8 01 00 00 00 0f 05 <48> 3d 00 f0 ff ff 77 55 c3 0f 1f 40 00 48 83 ec 28 48 89 54 24 18
 4601 12:07:43.878730  [   58.129731] RSP: 002b:00007ffd7d9cef58 EFLAGS: 00000246 ORIG_RAX: 0000000000000001
 4602 12:07:43.885093  [   58.138176] RAX: ffffffffffffffda RBX: 000000000000000c RCX: 00007f0879f65833
 4603 12:07:43.891861  [   58.146144] RDX: 000000000000000c RSI: 00007f0879e58000 RDI: 0000000000000001
 4604 12:07:43.901948  [   58.154111] RBP: 00007f0879e58000 R08: 00007f0879e57010 R09: 0000000000000000
 4605 12:07:43.908311  [   58.162079] R10: fffffffffffffbc5 R11: 0000000000000246 R12: 0000000000000001
 4606 12:07:43.918121  [   58.170046] R13: 0000000000000001 R14: 0000000000020000 R15: 0000000000020000
 4607 12:07:43.921556  81] lkdtm: attempting ok execution at ffffffff846e3680
 4608 12:07:43.951170  # [   53[   58.178021] Modules linked in: fuse ip_tables cros_ec_sensors cros_ec_sensors_core industrialio_triggered_buffer kfifo_buf industrialio cros_ec_chardev cros_ec_sysfs cros_ec_lightbar cros_ec_debugfs cros_ec_sensorhub x86_pkg_temp_thermal cros_ec_dev cros_usbpd_notify
 4609 12:07:43.954339  [   58.210650] CR2: 0000000000000000
 4610 12:07:43.958051  [   58.214346] ---[ end trace 05348d993f728f65 ]---
 4611 12:07:43.964578  [   58.219490] RIP: 0010:lkdtm_BUG+0x5/0x10
 4612 12:07:43.984669  [   58.223866] Code: 89 ff e8 1e 77 a3 ff 48 c7 c0 ea ff ff ff eb de 48 c7 c0 ea ff ff ff c3 cc cc cc cc 48 c7 c0 f4 ff ff ff eb c9 0f 1f 44 00 00 <0f> 0b 66 0f 1f 84 00 00 00 00 00 0f 1f 44 00 00 83 05 a0 93 93 02
 4613 12:07:43.990899  [   58.244845] RSP: 0018:ffffa7e001487e60 EFLAGS: 00010282
 4614 12:07:43.997343  [   58.250678] RAX: ffffffff846e32b0 RBX: 0000000000000001 RCX: 0000000000000000
 4615 12:07:44.004418  [   58.258644] RDX: 0000000000000000 RSI: ffff9d353ad9bf70 RDI: ffffffff854d0d90
 4616 12:07:44.013978  [   58.266612] RBP: ffffffff85917418 R08: 0000000000000001 R09: 0000000000000001
 4617 12:07:44.020581  [   58.274581] R10: 00000000ffffe000 R11: 3fffffffffffffff R12: 0000000000000004
 4618 12:07:44.031032  [   58.282549] R13: ffffa7e001487f10 R14: ffffa7e001487f10 R15: ffff9d34c473d000
 4619 12:07:44.037199  [   58.290517] FS:  00007f087a04f580(0000) GS:ffff9d353ac80000(0000) knlGS:0000000000000000
 4620 12:07:44.043785  [   58.299552] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
 4621 12:07:44.053756  [   58.305966] CR2: 0000000000000000 CR3: 0000000104d10002 CR4: 00000000003706e0
 4622 12:07:44.063583  [   58.313932] BUG: sleeping function called from invalid context at include/linux/percpu-rwsem.h:49
 4623 12:07:44.070385  [   58.323842] in_atomic(): 0, irqs_disabled(): 1, non_block: 0, pid: 1931, name: cat
 4624 12:07:44.076938  [   58.332286] INFO: lockdep is turned off.
 4625 12:07:44.080260  [   58.336661] irq event stamp: 0
 4626 12:07:44.086704  [   58.340073] hardirqs last  enabled at (0): [<0000000000000000>] 0x0
 4627 12:07:44.096475  [   58.347071] hardirqs last disabled at (0): [<ffffffff83f00d14>] copy_process+0x664/0x1cb0
 4628 12:07:44.103228  [   58.356205] softirqs last  enabled at (0): [<ffffffff83f00d14>] copy_process+0x664/0x1cb0
 4629 12:07:44.109745  [   58.365338] softirqs last disabled at (0): [<0000000000000000>] 0x0
 4630 12:07:44.119396  [   58.372334] CPU: 1 PID: 1931 Comm: cat Tainted: G      D W         5.10.162-cip23 #1
 4631 12:07:44.126376  [   58.380980] Hardware name: Google Rammus/Rammus, BIOS  09/04/2020
 4632 12:07:44.129673  [   58.387783] Call Trace:
 4633 12:07:44.132847  [   58.390510]  dump_stack+0x77/0x9b
 4634 12:07:44.136352  [   58.394210]  ___might_sleep.cold+0xa6/0xb6
 4635 12:07:44.139483  
 4636 12:07:44.142747  [   58.398782]  exit_signals+0x1c/0x2e0
 4637 12:07:44.146340  [   58.402760]  do_exit+0xc2/0xaf0
 4638 12:07:44.149513  [   58.406263]  ? ksys_write+0x68/0xf0
 4639 12:07:44.152805  [   58.410146]  rewind_stack_do_exit+0x17/0x20
 4640 12:07:44.159408  [   58.414813] RIP: 0033:0x7f0879f65833
 4641 12:07:44.179248  [   58.418800] Code: 8b 15 61 26 0e 00 f7 d8 64 89 02 48 c7 c0 ff ff ff ff eb b7 0f 1f 00 64 8b 04 25 18 00 00 00 85 c0 75 14 b8 01 00 00 00 0f 05 <48> 3d 00 f0 ff ff 77 55 c3 0f 1f 40 00 48 83 ec 28 48 89 54 24 18
 4642 12:07:44.185991  [   58.439781] RSP: 002b:00007ffd7d9cef58 EFLAGS: 00000246 ORIG_RAX: 0000000000000001
 4643 12:07:44.195447  [   58.448227] RAX: ffffffffffffffda RBX: 000000000000000c RCX: 00007f0879f65833
 4644 12:07:44.202002  [   58.456195] RDX: 000000000000000c RSI: 00007f0879e58000 RDI: 0000000000000001
 4645 12:07:44.212022  [   58.464161] RBP: 00007f0879e58000 R08: 00007f0879e57010 R09: 0000000000000000
 4646 12:07:44.218761  [   58.472128] R10: fffffffffffffbc5 R11: 0000000000000246 R12: 0000000000000001
 4647 12:07:44.228641  [   58.480095] R13: 0000000000000001 R14: 0000000000020000 R15: 0000000000020000
 4648 12:07:44.231617  .776608] lkdtm: attempting bad execution at ffffa7e00226fe18
 4649 12:07:44.241761  # [   53.783238] kernel tried to execute NX-protected page - exploit attempt? (uid: 0)
 4650 12:07:44.248453  # [   53.791602] BUG: unable to handle page fault for address: ffffa7e00226fe18
 4651 12:07:44.255264  # [   53.799279] #PF: supervisor instruction fetch in kernel mode
 4652 12:07:44.261697  # [   53.805596] #PF: error_code(0x0011) - permissions violation
 4653 12:07:44.271692  # [   53.811815] PGD 100000067 P4D 100000067 PUD 100211067 PMD 105558067 PTE 8000000102868063
 4654 12:07:44.274898  # [   53.820855] Oops: 0011 [#6] SMP PTI
 4655 12:07:44.284878  # [   53.824747] CPU: 3 PID: 1681 Comm: cat Tainted: G      D W         5.10.162-cip23 #1
 4656 12:07:44.291129  # [   53.833385] Hardware name: Google Rammus/Rammus, BIOS  09/04/2020
 4657 12:07:44.294395  # [   53.840190] RIP: 0010:0xffffa7e00226fe18
 4658 12:07:44.317512  # [   53.844566] Code: 00 00 18 fe 26 02 e0 a7 ff ff c1 28 d7 84 ff ff ff ff 20 00 00 00 00 00 00 00 26 be 8b 85 ff ff ff ff f0 29 d7 84 ff ff ff ff <0f> 1f 44 00 00 c3 cc cc cc cc 66 0f 1f 44 00 00 0f 1f 44 00 00 55
 4659 12:07:44.324440  # [   53.865545] RSP: 0018:ffffa7e00226fdf8 EFLAGS: 00010246
 4660 12:07:44.330957  # [   53.871376] RAX: 0000000000000033 RBX: 0000000000000001 RCX: 0000000000000000
 4661 12:07:44.341078  # [   53.879345] RDX: 0000000000000000 RSI: ffff9d353ad9bf70 RDI: ffff9d353ad9bf70
 4662 12:07:44.347451  # [   53.887312] RBP: ffffa7e00226fe18 R08: 0000000000000000 R09: 0000000000000000
 4663 12:07:44.357521  # [   53.895279] R10: 00000000ffffe000 R11: 3fffffffffffffff R12: 000000000000000b
 4664 12:07:44.364064  # [   53.903247] R13: ffffa7e00226ff10 R14: ffffa7e00226ff10 R15: ffff9d34c3d03000
 4665 12:07:44.373461  # [   53.911214] FS:  00007f1ecf2c5580(0000) GS:ffff9d353ad80000(0000) knlGS:0000000000000000
 4666 12:07:44.380197  # [   53.920250] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
 4667 12:07:44.386896  # [   53.926665] CR2: ffff[   58.640848] lkdtm: Performing direct entry WRITE_RO
 4668 12:07:44.393854  [   58.648942] lkdtm: attempting bad rodata write at ffffffff854d1210
 4669 12:07:44.403368  [   58.655880] BUG: unable to handle page fault for address: ffffffff854d1210
 4670 12:07:44.406660  a7[e00226fe18 CR3: 0000000104e94004 CR4: 00000000003706e0
 4671 12:07:44.413099  # [      58.663570] #PF: supervisor write access in kernel mode
 4672 12:07:44.420089  [   58.675625] #PF: error_code(0x0003) - permissions violation
 4673 12:07:44.423031  53[.934632] Call Trace:
 4674 12:07:44.433001  # [   53.937361]  ? execute_location+0x4   58.681848] PGD 15b429067 P4D 15b429067 PUD 15b42a063 PMD 800000015ae000e1 
 4675 12:07:44.436226  
 4676 12:07:44.439667  [   58.695846] Oops: 0003 [#14] SMP PTI
 4677 12:07:44.446077  [   58.699836] CPU: 2 PID: 1966 Comm: cat Tainted: G      D W         5.10.162-cip23 #1
 4678 12:07:44.452846  [   58.708486] Hardware name: Google Rammus/Rammus, BIOS  09/04/2020
 4679 12:07:44.459691  [   58.715293] RIP: 0010:lkdtm_WRITE_RO+0x2e/0x3a
 4680 12:07:44.479382  [   58.720250] Code: 00 48 c7 c7 70 cc 8b 85 48 c7 c6 10 12 4d 85 e8 e0 98 fd ff 48 8b 05 1f e9 75 00 ba 34 12 cd ab 48 c7 c7 a0 cc 8b 85 48 31 d0 <48> 89 05 09 e9 75 00 e9 be 98 fd ff 0f 1f 44 00 00 48 8b 05 18 6a
 4681 12:07:44.485960  [   58.741230] RSP: 0018:ffffa7e002677e60 EFLAGS: 00010202
 4682 12:07:44.492539  [   58.747069] RAX: 000000000198b861 RBX: 0000000000000028 RCX: 0000000000000000
 4683 12:07:44.495855  
 4684 12:07:44.502183  [   58.755038] RDX: 00000000abcd1234 RSI: ffff9d353ad1bf70 RDI: ffffffff858bcca0
 4685 12:07:44.508946  [   58.763024] RBP: ffffffff858bbe8d R08: 0000000000000000 R09: 0000000000000000
 4686 12:07:44.518738  [   58.770995] R10: 00000000ffffe000 R11: 3fffffffffffffff R12: 0000000000000009
 4687 12:07:44.525495  [   58.778964] R13: ffffa7e002677f10 R14: ffffa7e002677f10 R15: ffff9d34c29da000
 4688 12:07:44.535431  [   58.786935] FS:  00007f8bbc00a580(0000) GS:ffff9d353ad00000(0000) knlGS:0000000000000000
 4689 12:07:44.541861  [   58.795972] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
 4690 12:07:44.548702  [   58.802388] CR2: ffffffff854d1210 CR3: 0000000103fc2006 CR4: 00000000003706e0
 4691 12:07:44.551782  [   58.810359] Call Trace:
 4692 12:07:44.554932  [   58.813086]  direct_entry.cold+0x2c/0x38
 4693 12:07:44.561387  [   58.817458]  full_proxy_write+0x53/0x80
 4694 12:07:44.564808  [   58.821739]  vfs_write+0xe7/0x3a0
 4695 12:07:44.567890  [   58.825426]  ksys_write+0x68/0xf0
 4696 12:07:44.571452  [   58.829124]  do_syscall_64+0x30/0x40
 4697 12:07:44.577957  [   58.833112]  entry_SYSCALL_64_after_hwframe+0x61/0xc6
 4698 12:07:44.581591  [   58.838752] RIP: 0033:0x7f8bbbf20833
 4699 12:07:44.601215  [   58.842740] Code: 8b 15 61 26 0e 00 f7 d8 64 89 02 48 c7 c0 ff ff ff ff eb b7 0f 1f 00 64 8b 04 25 18 00 00 00 85 c0 75 14 b8 01 00 00 00 0f 05 <48> 3d 00 f0 ff ff 77 55 c3 0f 1f 40 00 48 83 ec 28 48 89 54 24 18
 4700 12:07:44.610809  [   58.863721] RSP: 002b:00007ffd8053ae68 EFLAGS: 00000246 ORIG_RAX: 0000000000000001
 4701 12:07:44.617671  [   58.872176] RAX: ffffffffffffffda RBX: 0000000000000009 RCX: 00007f8bbbf20833
 4702 12:07:44.620688  
 4703 12:07:44.627377  [   58.880144] RDX: 0000000000000009 RSI: 00007f8bbbe13000 RDI: 0000000000000001
 4704 12:07:44.634042  [   58.888113] RBP: 00007f8bbbe13000 R08: 00007f8bbbe12010 R09: 0000000000000000
 4705 12:07:44.644111  [   58.896081] R10: fffffffffffffbc5 R11: 0000000000000246 R12: 0000000000000001
 4706 12:07:44.650587  [   58.904069] R13: 0000000000000001 R14: 0000000000020000 R15: 0000000000020000
 4707 12:07:44.651073  5/0x56
 4708 12:07:44.657267  # [   53.941836]  ? lkdtm_EXEC_STACK+0x26/0x44
 4709 12:07:44.683487  # [   53[   58.912033] Modules linked in: fuse ip_tables cros_ec_sensors cros_ec_sensors_core industrialio_triggered_buffer kfifo_buf industrialio cros_ec_chardev cros_ec_sysfs cros_ec_lightbar cros_ec_debugfs cros_ec_sensorhub x86_pkg_temp_thermal cros_ec_dev cros_usbpd_notify
 4710 12:07:44.686742  [   58.944666] CR2: ffffffff854d1210
 4711 12:07:44.693291  [   58.948363] ---[ end trace 05348d993f728f66 ]---
 4712 12:07:44.696878  [   58.953518] RIP: 0010:lkdtm_BUG+0x5/0x10
 4713 12:07:44.716764  [   58.957893] Code: 89 ff e8 1e 77 a3 ff 48 c7 c0 ea ff ff ff eb de 48 c7 c0 ea ff ff ff c3 cc cc cc cc 48 c7 c0 f4 ff ff ff eb c9 0f 1f 44 00 00 <0f> 0b 66 0f 1f 84 00 00 00 00 00 0f 1f 44 00 00 83 05 a0 93 93 02
 4714 12:07:44.722938  [   58.978875] RSP: 0018:ffffa7e001487e60 EFLAGS: 00010282
 4715 12:07:44.732771  [   58.984699] RAX: ffffffff846e32b0 RBX: 0000000000000001 RCX: 0000000000000000
 4716 12:07:44.739762  [   58.992667] RDX: 0000000000000000 RSI: ffff9d353ad9bf70 RDI: ffffffff854d0d90
 4717 12:07:44.746136  [   59.000638] RBP: ffffffff85917418 R08: 0000000000000001 R09: 0000000000000001
 4718 12:07:44.756090  [   59.008606] R10: 00000000ffffe000 R11: 3fffffffffffffff R12: 0000000000000004
 4719 12:07:44.762389  [   59.016576] R13: ffffa7e001487f10 R14: ffffa7e001487f10 R15: ffff9d34c473d000
 4720 12:07:44.772604  [   59.024546] FS:  00007f8bbc00a580(0000) GS:ffff9d353ad00000(0000) knlGS:0000000000000000
 4721 12:07:44.779225  [   59.033583] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
 4722 12:07:44.785658  [   59.040017] CR2: ffffffff854d1210 CR3: 0000000103fc2006 CR4: 00000000003706e0
 4723 12:07:44.792005  .946309]  ? direct_entry.cold+0x2c/0x38
 4724 12:07:44.795335  # [   53.950881]  ? full_proxy_write+0x53/0x80
 4725 12:07:44.798754  # [   53.955355]  ? vfs_write+0xe7/0x3a0
 4726 12:07:44.805582  # [   53.959238]  ? ksys_write+0x68/0xf0
 4727 12:07:44.808560  # [   53.963122]  ? do_syscall_64+0x30/0x40
 4728 12:07:44.815221  # [   53.967303]  ? entry_SYSCALL_64_after_hwframe+0x61/0xc6
 4729 12:07:44.841619  # [   53.973138] Modules linked in: fuse ip_tables cros_ec_sensors cros_ec_sensors_core industrialio_triggered_buffer kfifo_buf industrialio cros_ec_chardev cros_ec_sysfs cros_ec_lightbar cros_ec_debugfs cros_ec_sensorhub x86_pkg_temp_thermal cros_ec_dev cros_usbpd_notify
 4730 12:07:44.845054  # [   53.999593] CR2: ffffa7e00226fe18
 4731 12:07:44.851583  # [   54.009503] ---[ end trace 05348d993f728f5e ]---
 4732 12:07:44.854714  # [   54.014663] RIP: 0010:lkdtm_BUG+0x5/0x10
 4733 12:07:44.874757  # [   54.025251] Code: 89 ff e8 1e 77 a3 ff 48 c7 c0 ea ff ff ff eb de 48 c7 c0 ea ff ff ff c3 cc cc cc cc 48 c7 c0 f4 ff ff ff eb c9 0f 1f 44 00 00 <0f> 0b 66 0f 1f 84 00 00 00 00 00 0f 1f 44 00 00 83 05 a0 93 93 02
 4734 12:07:44.881303  # [   54.046234] RSP: 0018:ffffa7e001487e60 EFLAGS: 00010282
 4735 12:07:44.891162  # [   54.052071] RAX: ffffffff846e32b0 RBX: 0000000000000001 RCX: 0000000000000000
 4736 12:07:44.897663  # [   54.060041] RDX: 0000000000000000 RSI: ffff9d353ad9bf70 RDI: ffffffff854d0d90
 4737 12:07:44.907545  # [   54.068016] RBP: ffffffff85917418 R08: 0000000000000001 R09: 0000000000000001
 4738 12:07:44.917853  # [   54.075985] R10: 00000000ffffe000 R11: 3fffffff[   59.168284] lkdtm: Performing direct entry WRITE_RO_AFTER_INIT
 4739 12:07:44.920851  ffffffff R12: 0000000000000004
 4740 12:07:44.930543  # [   54.083952] R13: ffffa7e001[   59.178843] lkdtm: attempting bad ro_after_init write at ffffffff85939330
 4741 12:07:44.937326  487f10 R14: ffffa7e001487f10 R15: ffff9d34c473d000
 4742 12:07:44.943995  # [   54.091[   59.192657] BUG: unable to handle page fault for address: ffffffff85939330
 4743 12:07:44.950359  [   59.206535] #PF: supervisor write access in kernel mode
 4744 12:07:44.957039  [   59.212370] #PF: error_code(0x0003) - permissions violation
 4745 12:07:44.973832  920] FS:  00007f1ecf2c5580(0000) GS:ffff9d353ad80000(0000) knlGS[   59.218593] PGD 15b429067 P4D 15b429067 PUD 15b42a063 PMD 104a5c063 PTE 800000015b339061
 4746 12:07:44.976876  [   59.233852] Oops: 0003 [#15] SMP PTI
 4747 12:07:44.986804  [   59.237841] CPU: 1 PID: 2001 Comm: cat Tainted: G      D W         5.10.162-cip23 #1
 4748 12:07:44.993403  [   59.246479] Hardware name: Google Rammus/Rammus, BIOS  09/04/2020
 4749 12:07:44.996848  [   59.253286] RIP: 0010:lkdtm_WRITE_RO_AFTER_INIT+0x4e/0x5a
 4750 12:07:44.999779  
 4751 12:07:45.000258  :0000000000000000
 4752 12:07:45.026524  # [   54.100957] CS:  0010 DS: 0000 ES: 0000 [   59.259313] Code: cc 8b 85 e9 92 98 fd ff 48 c7 c7 f8 cc 8b 85 e8 86 98 fd ff 48 8b 05 e5 69 bc 00 ba 34 12 cd ab 48 c7 c7 a0 cc 8b 85 48 31 d0 <48> 89 05 cf 69 bc 00 e9 64 98 fd ff 0f 1f 44 00 00 41 54 48 c7 c7
 4753 12:07:45.029700  [   59.286502] RSP: 0018:ffffa7e00272fe60 EFLAGS: 00010202
 4754 12:07:45.032738  
 4755 12:07:45.039447  [   59.292324] RAX: 00000000fe67479e RBX: 0000000000000029 RCX: 0000000000000000
 4756 12:07:45.046187  [   59.300291] RDX: 00000000abcd1234 RSI: ffff9d353ac9bf70 RDI: ffffffff858bcca0
 4757 12:07:45.056134  [   59.308258] RBP: ffffffff858bbe96 R08: 0000000000000000 R09: 0000000000000000
 4758 12:07:45.062813  [   59.316225] R10: 00000000ffffe000 R11: 3fffffffffffffff R12: 0000000000000014
 4759 12:07:45.072780  [   59.324191] R13: ffffa7e00272ff10 R14: ffffa7e00272ff10 R15: ffff9d34c3fbc000
 4760 12:07:45.079219  [   59.332158] FS:  00007f4f1dfc8580(0000) GS:ffff9d353ac80000(0000) knlGS:0000000000000000
 4761 12:07:45.085787  [   59.341191] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
 4762 12:07:45.095670  [   59.347603] CR2: ffffffff85939330 CR3: 00000001055cc001 CR4: 00000000003706e0
 4763 12:07:45.096153  [   59.355571] Call Trace:
 4764 12:07:45.102504  [   59.358297]  direct_entry.cold+0x2c/0x38
 4765 12:07:45.105674  [   59.362675]  full_proxy_write+0x53/0x80
 4766 12:07:45.108799  CR0: 0000000080050033
 4767 12:07:45.115876  # [   54.107372] CR2: ffffa7e00226fe18 CR[   59.366955]  vfs_write+0xe7/0x3a0
 4768 12:07:45.118874  [   59.376863]  ksys_write+0x68/0xf0
 4769 12:07:45.122070  [   59.380560]  do_syscall_64+0x30/0x40
 4770 12:07:45.128689  [   59.384547]  entry_SYSCALL_64_after_hwframe+0x61/0xc6
 4771 12:07:45.132018  [   59.390186] RIP: 0033:0x7f4f1dede833
 4772 12:07:45.154999  [   59.394164] Code: 8b 15 61 26 0e 00 f7 d8 64 89 02 48 c7 c0 ff ff ff ff eb b7 0f 1f 00 64 8b 04 25 18 00 00 00 85 c0 75 14 b8 01 00 00 00 0f 05 <48> 3d 00 f0 ff ff 77 55 c3 0f 1f 40 00 48 83 ec 28 48 89 54 24 18
 4773 12:07:45.161523  [   59.415143] RSP: 002b:00007ffc82b3c498 EFLAGS: 00000246 ORIG_RAX: 0000000000000001
 4774 12:07:45.171702  [   59.423595] RAX: ffffffffffffffda RBX: 0000000000000014 RCX: 00007f4f1dede833
 4775 12:07:45.178179  [   59.431561] RDX: 0000000000000014 RSI: 00007f4f1ddd1000 RDI: 0000000000000001
 4776 12:07:45.184684  [   59.439528] RBP: 00007f4f1ddd1000 R08: 00007f4f1ddd0010 R09: 0000000000000000
 4777 12:07:45.188187  
 4778 12:07:45.194650  [   59.447497] R10: fffffffffffffbc5 R11: 0000000000000246 R12: 0000000000000001
 4779 12:07:45.201431  [   59.455456] R13: 0000000000000001 R14: 0000000000020000 R15: 0000000000020000
 4780 12:07:45.207701  3: 0000000104e94004 CR4: 00000000003706e0
 4781 12:07:45.234238  # EXEC_STACK: saw 'ca[   59.463428] Modules linked in: fuse ip_tables cros_ec_sensors cros_ec_sensors_core industrialio_triggered_buffer kfifo_buf industrialio cros_ec_chardev cros_ec_sysfs cros_ec_lightbar cros_ec_debugfs cros_ec_sensorhub x86_pkg_temp_thermal cros_ec_dev cros_usbpd_notify
 4782 12:07:45.237898  [   59.496070] CR2: ffffffff85939330
 4783 12:07:45.244254  [   59.499767] ---[ end trace 05348d993f728f67 ]---
 4784 12:07:45.247590  [   59.504920] RIP: 0010:lkdtm_BUG+0x5/0x10
 4785 12:07:45.270865  [   59.509295] Code: 89 ff e8 1e 77 a3 ff 48 c7 c0 ea ff ff ff eb de 48 c7 c0 ea ff ff ff c3 cc cc cc cc 48 c7 c0 f4 ff ff ff eb c9 0f 1f 44 00 00 <0f> 0b 66 0f 1f 84 00 00 00 00 00 0f 1f 44 00 00 83 05 a0 93 93 02
 4786 12:07:45.274134  [   59.530275] RSP: 0018:ffffa7e001487e60 EFLAGS: 00010282
 4787 12:07:45.283776  [   59.536100] RAX: ffffffff846e32b0 RBX: 0000000000000001 RCX: 0000000000000000
 4788 12:07:45.290421  [   59.544071] RDX: 0000000000000000 RSI: ffff9d353ad9bf70 RDI: ffffffff854d0d90
 4789 12:07:45.300440  [   59.552039] RBP: ffffffff85917418 R08: 0000000000000001 R09: 0000000000000001
 4790 12:07:45.306680  [   59.560017] R10: 00000000ffffe000 R11: 3fffffffffffffff R12: 0000000000000004
 4791 12:07:45.313511  [   59.567985] R13: ffffa7e001487f10 R14: ffffa7e001487f10 R15: ffff9d34c473d000
 4792 12:07:45.323361  [   59.575955] FS:  00007f4f1dfc8580(0000) GS:ffff9d353ac80000(0000) knlGS:0000000000000000
 4793 12:07:45.329952  [   59.584982] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
 4794 12:07:45.339905  [   59.591396] CR2: ffffffff85939330 CR3: 00000001055cc001 CR4: 00000000003706e0
 4795 12:07:45.340411  ll trace:': ok
 4796 12:07:45.343110  ok 31 selftests: lkdtm: EXEC_STACK.sh
 4797 12:07:45.346525  # selftests: lkdtm: EXEC_KMALLOC.sh
 4798 12:07:45.349862  # Killed
 4799 12:07:45.353000  # [   54.231473] lkdtm: Performing direct entry EXEC_KMALLOC
 4800 12:07:45.359761  # [   54.239331] lkdtm: attempting ok execution at ffffffff846e3680
 4801 12:07:45.366140  # [   54.252059] lkdtm: attempting bad execution at ffff9d34c3d2ea40
 4802 12:07:45.376129  # [   54.264923] kernel tried to execute NX-protected page - exploit attempt? (uid: 0)
 4803 12:07:45.382904  # [   54.279448] BUG: unable to handle page fault for address: ffff9d34c3d2ea40
 4804 12:07:45.389321  # [   54.287127] #PF: supervisor instruction fetch in kernel mode
 4805 12:07:45.396009  # [   54.293444] #PF: error_code(0x0011) - permissions violation
 4806 12:07:45.405725  # [   54.299664] PGD 15cc01067 P4D 15cc01067 PUD 10084e063 PMD 103c73063 PTE 8000000103d2e063
 4807 12:07:45.408904  # [   54.308710] Oops: 0011 [#7] SMP PTI
 4808 12:07:45.419051  # [   54.312601] CPU: 0 PID: 1717 Comm: cat Tainted: G      D W         5.10.162-cip23 #1
 4809 12:07:45.425664  # [   54.321240] Hardware name: Google Rammus/Rammus, BIOS  09/04/2020
 4810 12:07:45.432260  # [   54.328065] RIP: 0010:0xffff9d34c3d2ea40
 4811 12:07:45.451889  # [   54.332441] Code: 00 00 02 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 04 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 1b 25 f0 83 ff ff ff ff <0f> 1f 44 00 00 c3 cc cc cc cc 66 0f 1f 44 00 00 0f 1f 44 00 00 55
 4812 12:07:45.458405  # [   54.353414] RSP: 0018:ffffa7e0022dfe38 EFLAGS: 00010246
 4813 12:07:45.465023  # [   54.359237] RAX: 0000000000000033 RBX: 0000000000000001 RCX: 0000000000000000
 4814 12:07:45.475466  # [   54.367203] RDX: 000000[   59.728270] lkdtm: Performing direct entry WRITE_KERN
 4815 12:07:45.478324  0000000000 RSI: ffff9d353ac1bf70 RDI: ffff9d353ac1bf70
 4816 12:07:45.488427  # [   54[   59.735567] lkdtm: attempting bad 6877675 byte write at ffffffff84d7286b
 4817 12:07:45.501133  .375172] RBP: ffff9d34c3d2ea40 R08: 0000000000000000 R09: 000000[   59.749274] BUG: unable to handle page fault for address: ffffffff84d7286b
 4818 12:07:45.507810  [   59.763159] #PF: supervisor write access in kernel mode
 4819 12:07:45.514462  [   59.768995] #PF: error_code(0x0003) - permissions violation
 4820 12:07:45.514549  00[00000000
 4821 12:07:45.527738  # [   54.383142] R10: 00000000ffffe000 R11: 3fffffff   59.775216] PGD 15b429067 P4D 15b429067 PUD 15b42a063 PMD 15a6000e1 
 4822 12:07:45.531147  [   59.788534] Oops: 0003 [#16] SMP PTI
 4823 12:07:45.541150  [   59.792512] CPU: 1 PID: 2036 Comm: cat Tainted: G      D W         5.10.162-cip23 #1
 4824 12:07:45.547390  [   59.801160] Hardware name: Google Rammus/Rammus, BIOS  09/04/2020
 4825 12:07:45.550975  [   59.807965] RIP: 0010:lkdtm_WRITE_KERN+0x38/0x4e
 4826 12:07:45.554552  ffffffff R12: 000000000000000d
 4827 12:07:45.577772  # [   54.391108] R13: ffffa7e002[   59.813119] Code: 53 48 c7 c3 6b 28 d7 84 49 89 dc 48 89 da 49 81 ec 80 36 6e 84 4c 89 e6 e8 39 98 fd ff 48 89 df 4c 89 e1 48 c7 c6 80 36 6e 84 <f3> a4 48 c7 c7 a0 cc 8b 85 e8 1e 98 fd ff 5b 41 5c e9 b7 fe ff ff
 4828 12:07:45.580768  
 4829 12:07:45.584414  [   59.840310] RSP: 0018:ffffa7e0027bfe50 EFLAGS: 00010246
 4830 12:07:45.594082  [   59.846134] RAX: 000000000000003c RBX: ffffffff84d7286b RCX: 000000000068f1eb
 4831 12:07:45.600855  [   59.854102] RDX: 0000000000000000 RSI: ffffffff846e3680 RDI: ffffffff84d7286b
 4832 12:07:45.607351  [   59.862079] RBP: ffffffff858bbeaa R08: 0000000000000000 R09: 0000000000000000
 4833 12:07:45.610779  
 4834 12:07:45.617358  [   59.870045] R10: 00000000ffffe000 R11: 3fffffffffffffff R12: 000000000068f1eb
 4835 12:07:45.623799  [   59.878019] R13: ffffa7e0027bff10 R14: ffffa7e0027bff10 R15: ffff9d34c570d000
 4836 12:07:45.634055  [   59.885988] FS:  00007f62a87e4580(0000) GS:ffff9d353ac80000(0000) knlGS:0000000000000000
 4837 12:07:45.640342  [   59.895024] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
 4838 12:07:45.646751  [   59.901438] CR2: ffffffff84d7286b CR3: 00000001030fe006 CR4: 00000000003706e0
 4839 12:07:45.650128  [   59.909404] Call Trace:
 4840 12:07:45.656917  [   59.912133]  direct_entry.cold+0x2c/0x38
 4841 12:07:45.660425  2dff10 R14: ffffa7e0022dff10 R15: ffff9d34c314a000
 4842 12:07:45.666852  # [   54.399[   59.916511]  full_proxy_write+0x53/0x80
 4843 12:07:45.670272  [   59.927020]  vfs_write+0xe7/0x3a0
 4844 12:07:45.680058  075] FS:  00007f9e703f4580(0000) GS:ffff9d353ac00000(0000) knlGS[   59.930719]  ksys_write+0x68/0xf0
 4845 12:07:45.683589  [   59.940627]  do_syscall_64+0x30/0x40
 4846 12:07:45.690328  [   59.944617]  entry_SYSCALL_64_after_hwframe+0x61/0xc6
 4847 12:07:45.693452  [   59.950255] RIP: 0033:0x7f62a86fa833
 4848 12:07:45.712946  [   59.954241] Code: 8b 15 61 26 0e 00 f7 d8 64 89 02 48 c7 c0 ff ff ff ff eb b7 0f 1f 00 64 8b 04 25 18 00 00 00 85 c0 75 14 b8 01 00 00 00 0f 05 <48> 3d 00 f0 ff ff 77 55 c3 0f 1f 40 00 48 83 ec 28 48 89 54 24 18
 4849 12:07:45.722700  [   59.975221] RSP: 002b:00007fff4a801658 EFLAGS: 00000246 ORIG_RAX: 0000000000000001
 4850 12:07:45.729022  [   59.983675] RAX: ffffffffffffffda RBX: 000000000000000b RCX: 00007f62a86fa833
 4851 12:07:45.739281  [   59.991643] RDX: 000000000000000b RSI: 00007f62a85ed000 RDI: 0000000000000001
 4852 12:07:45.746141  [   59.999610] RBP: 00007f62a85ed000 R08: 00007f62a85ec010 R09: 0000000000000000
 4853 12:07:45.755543  [   60.007576] R10: fffffffffffffbc5 R11: 0000000000000246 R12: 0000000000000001
 4854 12:07:45.762559  [   60.015544] R13: 0000000000000001 R14: 0000000000020000 R15: 0000000000020000
 4855 12:07:45.765841  :0000000000000000
 4856 12:07:45.795302  # [   54.408111] CS:  0010 DS: 0000 ES: 0000 [   60.023515] Modules linked in: fuse ip_tables cros_ec_sensors cros_ec_sensors_core industrialio_triggered_buffer kfifo_buf industrialio cros_ec_chardev cros_ec_sysfs cros_ec_lightbar cros_ec_debugfs cros_ec_sensorhub x86_pkg_temp_thermal cros_ec_dev cros_usbpd_notify
 4857 12:07:45.798691  [   60.056146] CR2: ffffffff84d7286b
 4858 12:07:45.805202  [   60.059842] ---[ end trace 05348d993f728f68 ]---
 4859 12:07:45.808483  [   60.065020] RIP: 0010:lkdtm_BUG+0x5/0x10
 4860 12:07:45.811568  CR0: 0000000080050033
 4861 12:07:45.834658  # [   54.414524] CR2: ffff9d34c3d2ea40 CR[   60.069396] Code: 89 ff e8 1e 77 a3 ff 48 c7 c0 ea ff ff ff eb de 48 c7 c0 ea ff ff ff c3 cc cc cc cc 48 c7 c0 f4 ff ff ff eb c9 0f 1f 44 00 00 <0f> 0b 66 0f 1f 84 00 00 00 00 00 0f 1f 44 00 00 83 05 a0 93 93 02
 4862 12:07:45.841401  [   60.096585] RSP: 0018:ffffa7e001487e60 EFLAGS: 00010282
 4863 12:07:45.848045  [   60.102417] RAX: ffffffff846e32b0 RBX: 0000000000000001 RCX: 0000000000000000
 4864 12:07:45.858141  [   60.110385] RDX: 0000000000000000 RSI: ffff9d353ad9bf70 RDI: ffffffff854d0d90
 4865 12:07:45.864753  [   60.118351] RBP: ffffffff85917418 R08: 0000000000000001 R09: 0000000000000001
 4866 12:07:45.874381  [   60.126318] R10: 00000000ffffe000 R11: 3fffffffffffffff R12: 0000000000000004
 4867 12:07:45.881369  [   60.134287] R13: ffffa7e001487f10 R14: ffffa7e001487f10 R15: ffff9d34c473d000
 4868 12:07:45.891163  [   60.142256] FS:  00007f62a87e4580(0000) GS:ffff9d353ac80000(0000) knlGS:0000000000000000
 4869 12:07:45.897764  [   60.151284] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
 4870 12:07:45.904169  [   60.157697] CR2: ffffffff84d7286b CR3: 00000001030fe006 CR4: 00000000003706e0
 4871 12:07:45.914016  [   60.165664] BUG: sleeping function called from invalid context at include/linux/percpu-rwsem.h:49
 4872 12:07:45.923732  [   60.175573] in_atomic(): 0, irqs_disabled(): 1, non_block: 0, pid: 2036, name: cat
 4873 12:07:45.927134  [   60.184026] INFO: lockdep is turned off.
 4874 12:07:45.930780  [   60.188401] irq event stamp: 0
 4875 12:07:45.937351  [   60.191804] hardirqs last  enabled at (0): [<0000000000000000>] 0x0
 4876 12:07:45.947048  [   60.198802] hardirqs last disabled at (0): [<ffffffff83f00d14>] copy_process+0x664/0x1cb0
 4877 12:07:45.957182  [   60.207934] softirqs last  enabled at (0): [<ffffffff83f00d14>] copy_process+0x664/0x1cb0
 4878 12:07:45.963976  [   60.217072] softirqs last disabled at (0): [<0000000000000000>] 0x0
 4879 12:07:45.970449  [   60.224080] CPU: 1 PID: 2036 Comm: cat Tainted: G      D W         5.10.162-cip23 #1
 4880 12:07:45.980154  [   60.232726] Hardware name: Google Rammus/Rammus, BIOS  09/04/2020
 4881 12:07:45.980741  [   60.239527] Call Trace:
 4882 12:07:45.983643  [   60.242254]  dump_stack+0x77/0x9b
 4883 12:07:45.990259  [   60.245953]  ___might_sleep.cold+0xa6/0xb6
 4884 12:07:45.993615  [   60.250525]  exit_signals+0x1c/0x2e0
 4885 12:07:45.997081  [   60.254513]  do_exit+0xc2/0xaf0
 4886 12:07:45.999860  [   60.258020]  ? ksys_write+0x68/0xf0
 4887 12:07:46.006690  [   60.261912]  ? lkdtm_SLAB_FREE_CROSS.cold+0x32/0x32
 4888 12:07:46.009919  [   60.267357]  rewind_stack_do_exit+0x17/0x20
 4889 12:07:46.016203  [   60.272019] RIP: 0033:0x7f62a86fa833
 4890 12:07:46.036202  [   60.276023] Code: 8b 15 61 26 0e 00 f7 d8 64 89 02 48 c7 c0 ff ff ff ff eb b7 0f 1f 00 64 8b 04 25 18 00 00 00 85 c0 75 14 b8 01 00 00 00 0f 05 <48> 3d 00 f0 ff ff 77 55 c3 0f 1f 40 00 48 83 ec 28 48 89 54 24 18
 4891 12:07:46.045855  [   60.297018] RSP: 002b:00007fff4a801658 EFLAGS: 00000246 ORIG_RAX: 0000000000000001
 4892 12:07:46.052672  [   60.305471] RAX: ffffffffffffffda RBX: 000000000000000b RCX: 00007f62a86fa833
 4893 12:07:46.059144  [   60.313437] RDX: 000000000000000b RSI: 00007f62a85ed000 RDI: 0000000000000001
 4894 12:07:46.069387  [   60.321405] RBP: 00007f62a85ed000 R08: 00007f62a85ec010 R09: 0000000000000000
 4895 12:07:46.076076  [   60.329372] R10: fffffffffffffbc5 R11: 0000000000000246 R12: 0000000000000001
 4896 12:07:46.085446  [   60.337340] R13: 0000000000000001 R14: 0000000000020000 R15: 0000000000020000
 4897 12:07:46.088874  3: 0000000102788001 CR4: 00000000003706f0
 4898 12:07:46.092133  # [   54.422494] Call Trace:
 4899 12:07:46.095489  # [   54.425222]  ? execute_location+0x45/0x56
 4900 12:07:46.101924  # [   54.429702]  ? lkdtm_EXEC_KMALLOC+0x2c/0x40
 4901 12:07:46.105303  # [   54.434368]  ? direct_entry.cold+0x2c/0x38
 4902 12:07:46.108800  # [   54.438938]  ? full_proxy_write+0x53/0x80
 4903 12:07:46.115292  # [   54.443404]  ? vfs_write+0xe7/0x3a0
 4904 12:07:46.118590  # [   54.447296]  ? ksys_write+0x68/0xf0
 4905 12:07:46.121967  # [   54.451178]  ? do_syscall_64+0x30/0x40
 4906 12:07:46.128643  # [   54.455360]  ? entry_SYSCALL_64_after_hwframe+0x61/0xc6
 4907 12:07:46.154781  # [   54.461195] Modules linked in: fuse ip_tables cros_ec_sensors cros_ec_sensors_core industrialio_triggered_buffer kfifo_buf industrialio cros_ec_chardev cros_ec_sysfs cros_ec_lightbar cros_ec_debugfs cros_ec_sensorhub x86_pkg_temp_thermal cros_ec_dev cros_usbpd_notify
 4908 12:07:46.158087  # [   54.487634] CR2: ffff9d34c3d2ea40
 4909 12:07:46.164697  # [   54.491321] ---[ end trace 05348d993f728f5f ]---
 4910 12:07:46.168186  # [   54.496475] RIP: 0010:lkdtm_BUG+0x5/0x10
 4911 12:07:46.191664  # [   54.500842] Code: 89 ff e8 1e 77 a3 ff 48 c7 c0 ea ff ff ff eb de 48 c7 c0 ea ff ff ff c3 cc cc cc cc 48 c7 c0 f4 ff ff ff eb c9 0f 1f 44 00 00 <0f> 0b 66 0f 1f 84 00 00 00 00 00 0f 1f 44 00 00 83 05 a0 93 93 02
 4912 12:07:46.197959  # [   54.521828] RSP: 0018:ffffa7e001487e60 EFLAGS: 00010282
 4913 12:07:46.204467  # [   54.527662] RAX: ffffffff846e32b0 RBX: 0000000000000001 RCX: 0000000000000000
 4914 12:07:46.214097  # [   54.535630] RDX: 0000000000000000 RSI: ffff9d353ad9bf70 RDI: ffffffff854d0d90
 4915 12:07:46.220979  # [   54.543600] RBP: ffffffff85917418 R08: 0000000000000001 R09: 0000000000000001
 4916 12:07:46.227402  # [   54.551571] R10: 00000000ffffe000 R11: 3fffffffffffffff R12: 0000000000000004
 4917 12:07:46.230760  
 4918 12:07:46.237320  # [   54.559541] R13: ffffa7e001487f10 R14: ffffa7e001487f10 R15: ffff9d34c473d000
 4919 12:07:46.247117  # [   54.567511] FS:  00007f9e703f4580(0000) GS:ffff9d353ac00000(0000) knlGS:0000000000000000
 4920 12:07:46.253699  # [   54.576550] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
 4921 12:07:46.260356  # [   54.582957] CR2: ffff9d34c3d2ea40 CR3: 0000000102788001 CR4: 00000000003706f0
 4922 12:07:46.270255  # [   54.590928] BUG: sleeping function called from invalid context at include/linux/percpu-rwsem.h:49
 4923 12:07:46.280129  # [   54.600831] in_atomic(): 0, irqs_disabled(): 1, non_block: 0, pid: 1717, name: cat
 4924 12:07:46.290039  # [   54.609286] INFO: lockdep is[   60.539210] lkdtm: Performing direct entry REFCOUNT_INC_OVERFLOW
 4925 12:07:46.296768  [   60.550923] lkdtm: attempting good refcount_inc() without overflow
 4926 12:07:46.303020  [   60.557861] lkdtm: attempting bad refcount_inc() overflow
 4927 12:07:46.306496  [   60.563916] ------------[ cut here ]------------
 4928 12:07:46.309929  
 4929 12:07:46.312933  [   60.569088] refcount_t: saturated; leaking memory.
 4930 12:07:46.322786  [   60.574466] WARNING: CPU: 2 PID: 2071 at lib/refcount.c:22 refcount_warn_saturate+0x51/0x110
 4931 12:07:46.349324  [   60.583906] Modules linked in: fuse ip_tables cros_ec_sensors cros_ec_sensors_core industrialio_triggered_buffer kfifo_buf industrialio cros_ec_chardev cros_ec_sysfs cros_ec_lightbar cros_ec_debugfs cros_ec_sensorhub x86_pkg_temp_thermal cros_ec_dev cros_usbpd_notify
 4932 12:07:46.349925   turned off.
 4933 12:07:46.355740  # [   54.613661] irq event stamp: 0
 4934 12:07:46.365607  # [   54.6170[   60.610373] CPU: 2 PID: 2071 Comm: cat Tainted: G      D W         5.10.162-cip23 #1
 4935 12:07:46.372339  [   60.625234] Hardware name: Google Rammus/Rammus, BIOS  09/04/2020
 4936 12:07:46.375688  [   60.632088] RIP: 0010:refcount_warn_saturate+0x51/0x110
 4937 12:07:46.399092  [   60.637956] Code: 84 bc 00 00 00 c3 cc cc cc cc 85 f6 74 46 80 3d 2e 0c 94 01 00 75 ee 48 c7 c7 a8 76 85 85 c6 05 1e 0c 94 01 01 e8 4a 85 98 00 <0f> 0b c3 cc cc cc cc 80 3d 0a 0c 94 01 00 75 cb 48 c7 c7 d0 76 85
 4938 12:07:46.405372  [   60.658940] RSP: 0018:ffffa7e002767e48 EFLAGS: 00010286
 4939 12:07:46.411958  [   60.664807] RAX: 0000000000000000 RBX: 000000000000002b RCX: 0000000000000000
 4940 12:07:46.418444  [   60.672780] RDX: ffff9d353ad2c660 RSI: ffff9d353ad1bf70 RDI: ffff9d353ad1bf70
 4941 12:07:46.428298  [   60.680753] RBP: ffffffff858bbeb5 R08: 0000000000000000 R09: 0000000000000000
 4942 12:07:46.435024  [   60.688726] R10: 00000000ffffe000 R11: 3fffffffffffffff R12: 0000000000000016
 4943 12:07:46.444708  [   60.696729] R13: ffffa7e002767f10 R14: ffffa7e002767f10 R15: ffff9d34c306c000
 4944 12:07:46.451375  [   60.704701] FS:  00007f9f382e3580(0000) GS:ffff9d353ad00000(0000) knlGS:0000000000000000
 4945 12:07:46.458042  [   60.713742] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
 4946 12:07:46.468243  [   60.720161] CR2: 00007f9f380ec000 CR3: 0000000103cf8001 CR4: 00000000003706e0
 4947 12:07:46.471173  [   60.728132] Call Trace:
 4948 12:07:46.474503  [   60.730866]  lkdtm_REFCOUNT_INC_OVERFLOW+0x70/0x98
 4949 12:07:46.481134  [   60.736247]  direct_entry.cold+0x2c/0x38
 4950 12:07:46.484588  [   60.740663]  full_proxy_write+0x53/0x80
 4951 12:07:46.487954  [   60.744976]  vfs_write+0xe7/0x3a0
 4952 12:07:46.491066  [   60.748707]  ksys_write+0x68/0xf0
 4953 12:07:46.494205  [   60.752440]  do_syscall_64+0x30/0x40
 4954 12:07:46.501020  [   60.756462]  entry_SYSCALL_64_after_hwframe+0x61/0xc6
 4955 12:07:46.504449  [   60.762135] RIP: 0033:0x7f9f381f9833
 4956 12:07:46.527300  [   60.766129] Code: 8b 15 61 26 0e 00 f7 d8 64 89 02 48 c7 c0 ff ff ff ff eb b7 0f 1f 00 64 8b 04 25 18 00 00 00 85 c0 75 14 b8 01 00 00 00 0f 05 <48> 3d 00 f0 ff ff 77 55 c3 0f 1f 40 00 48 83 ec 28 48 89 54 24 18
 4957 12:07:46.533996  [   60.787116] RSP: 002b:00007ffd5ee41958 EFLAGS: 00000246 ORIG_RAX: 0000000000000001
 4958 12:07:46.543797  [   60.795576] RAX: ffffffffffffffda RBX: 0000000000000016 RCX: 00007f9f381f9833
 4959 12:07:46.550353  [   60.803576] RDX: 0000000000000016 RSI: 00007f9f380ec000 RDI: 0000000000000001
 4960 12:07:46.556930  [   60.811548] RBP: 00007f9f380ec000 R08: 00007f9f380eb010 R09: 0000000000000000
 4961 12:07:46.566531  [   60.819521] R10: fffffffffffffbc5 R11: 0000000000000246 R12: 0000000000000001
 4962 12:07:46.573409  66] hardirqs last  enabled at (0): [<0000000000000000>] 0x0
 4963 12:07:46.579907  # [[   60.827494] R13: 0000000000000001 R14: 0000000000020000 R15: 0000000000020000
 4964 12:07:46.589896     54.624066] hardirqs last disabled at (0): [<ffffffff83f00d14>[   60.841687] irq event stamp: 0
 4965 12:07:46.592926  ] copy_process+0x664/0x1cb0
 4966 12:07:46.603140  # [   54.633192] softirqs last  ena[   60.851306] hardirqs last  enabled at (0): [<0000000000000000>] 0x0
 4967 12:07:46.613081  [   60.864531] hardirqs last disabled at (0): [<ffffffff83f00d14>] copy_process+0x664/0x1cb0
 4968 12:07:46.622760  [   60.873695] softirqs last  enabled at (0): [<ffffffff83f00d14>] copy_process+0x664/0x1cb0
 4969 12:07:46.629555  [   60.882832] softirqs last disabled at (0): [<0000000000000000>] 0x0
 4970 12:07:46.632616  [   60.889833] ---[ end trace 05348d993f728f69 ]---
 4971 12:07:46.639386  [   60.895012] lkdtm: Overflow detected: saturated
 4972 12:07:46.646013  bled at (0): [<ffffffff83f00d14>] copy_process+0x664/0x1cb0
 4973 12:07:46.652405  # [   54.642329] softirqs last disabled at (0): [<0000000000000000>] 0x0
 4974 12:07:46.662630  # [   54.649330] CPU: 0 PID: 1717 Comm: cat Tainted: G      D W         5.10.162-cip23 #1
 4975 12:07:46.669153  # [   54.657971] Hardware name: Google Rammus/Rammus, BIOS  09/04/2020
 4976 12:07:46.672282  # [   54.664777] Call Trace:
 4977 12:07:46.675673  # [   54.667505]  dump_stack+0x77/0x9b
 4978 12:07:46.678865  # [   54.671210]  ___might_sleep.cold+0xa6/0xb6
 4979 12:07:46.682060  # [   54.675788]  exit_signals+0x1c/0x2e0
 4980 12:07:46.688690  # [   54.679778]  do_exit+0xc2/0xaf0
 4981 12:07:46.692456  # [   54.683281]  ? ksys_write+0x68/0xf0
 4982 12:07:46.695349  # [   54.687174]  rewind_stack_do_exit+0x17/0x20
 4983 12:07:46.701752  # [   54.691847] RIP: 0033:0x7f9e7030a833
 4984 12:07:46.721707  # [   54.695836] Code: 8b 15 61 26 0e 00 f7 d8 64 89 02 48 c7 c0 ff ff ff ff eb b7 0f 1f 00 64 8b 04 25 18 00 00 00 85 c0 75 14 b8 01 00 00 00 0f 05 <48> 3d 00 f0 ff ff 77 55 c3 0f 1f 40 00 48 83 ec 28 48 89 54 24 18
 4985 12:07:46.731646  # [   54.716812] RSP: 002b:00007ffd3344cc68 EFLAGS: 00000246 ORIG_RAX: 0000000000000001
 4986 12:07:46.738318  # [   54.725268] RAX: ffffffffffffffda RBX: 000000000000000d RCX: 00007f9e7030a833
 4987 12:07:46.747961  # [   54.733237] RDX: 000000000000000d RSI: 00007f9e701fd000 RDI: 0000000000000001
 4988 12:07:46.754669  # [   54.741208] RBP: 00007f9e701fd000 R08: 00007f9e701fc010 R09: 0000000000000000
 4989 12:07:46.761259  # [   54.749177] R10: fffffffffffffbc5 R11: 0000000000000246 R12: 0000000000000001
 4990 12:07:46.771099  # [   54.757148] R13: 0000000000000001 R14: 0000000000020000 R15: 0000000000020000
 4991 12:07:46.774597  # EXEC_KMALLOC: saw 'call trace:': ok
 4992 12:07:46.777999  ok 32 selftests: lkdtm: EXEC_KMALLOC.sh
 4993 12:07:46.781239  # selftests: lkdtm: EXEC_VMALLOC.sh
 4994 12:07:46.784465  # Killed
 4995 12:07:46.787741  # [   54.932467] lkdtm: Performing direct entry EXEC_VMALLOC
 4996 12:07:46.790814  
 4997 12:07:46.797534  # [   54.938781] lkdtm: attempting ok execution at ffffffff846e3680
 4998 12:07:46.807582  # [   54.945312] lkdtm: attempting bad executi[   61.057373] lkdtm: Performing direct entry REFCOUNT_ADD_OVERFLOW
 4999 12:07:46.814151  [   61.068380] lkdtm: attempting good refcount_add() without overflow
 5000 12:07:46.820808  [   61.075318] lkdtm: attempting bad refcount_add() overflow
 5001 12:07:46.824085  [   61.081379] ------------[ cut here ]------------
 5002 12:07:46.830615  [   61.086537] refcount_t: saturated; leaking memory.
 5003 12:07:46.840405  [   61.091913] WARNING: CPU: 2 PID: 2103 at lib/refcount.c:22 refcount_warn_saturate+0x51/0x110
 5004 12:07:46.843795  on at ffffa7e00036b000
 5005 12:07:46.874355  # [   54.951941] kernel tried to execute[   61.101346] Modules linked in: fuse ip_tables cros_ec_sensors cros_ec_sensors_core industrialio_triggered_buffer kfifo_buf industrialio cros_ec_chardev cros_ec_sysfs cros_ec_lightbar cros_ec_debugfs cros_ec_sensorhub x86_pkg_temp_thermal cros_ec_dev cros_usbpd_notify
 5006 12:07:46.880902  [   61.134008] CPU: 2 PID: 2103 Comm: cat Tainted: G      D W         5.10.162-cip23 #1
 5007 12:07:46.887353   NX-protected page - exploit attempt? (uid: 0)
 5008 12:07:46.893843  # [   54.960307][   61.142668] Hardware name: Google Rammus/Rammus, BIOS  09/04/2020
 5009 12:07:46.900395   BUG: unable to handle page fault for address: ffffa7e00036b000
 5010 12:07:46.907247  [   61.155690] RIP: 0010:refcount_warn_saturate+0x51/0x110
 5011 12:07:46.926871  [   61.167739] Code: 84 bc 00 00 00 c3 cc cc cc cc 85 f6 74 46 80 3d 2e 0c 94 01 00 75 ee 48 c7 c7 a8 76 85 85 c6 05 1e 0c 94 01 01 e8 4a 85 98 00 <0f> 0b c3 cc cc cc cc 80 3d 0a 0c 94 01 00 75 cb 48 c7 c7 d0 76 85
 5012 12:07:46.933766  [   61.188723] RSP: 0018:ffffa7e0028dfe48 EFLAGS: 00010286
 5013 12:07:46.940172  [   61.194559] RAX: 0000000000000000 RBX: 000000000000002c RCX: 0000000000000000
 5014 12:07:46.950083  [   61.202534] RDX: ffff9d353ad2c660 RSI: ffff9d353ad1bf70 RDI: ffff9d353ad1bf70
 5015 12:07:46.956902  [   61.210505] RBP: ffffffff858bbecb R08: 0000000000000000 R09: 0000000000000000
 5016 12:07:46.966463  [   61.218479] R10: 00000000ffffe000 R11: 3fffffffffffffff R12: 0000000000000016
 5017 12:07:46.972979  [   61.226452] R13: ffffa7e0028dff10 R14: ffffa7e0028dff10 R15: ffff9d34c31da000
 5018 12:07:46.983079  [   61.234425] FS:  00007ff2ee779580(0000) GS:ffff9d353ad00000(0000) knlGS:0000000000000000
 5019 12:07:46.989729  [   61.243465] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
 5020 12:07:46.996434  [   61.249883] CR2: 00007ff2ee582000 CR3: 0000000102862001 CR4: 00000000003706e0
 5021 12:07:46.999593  [   61.257858] Call Trace:
 5022 12:07:47.005853  [   61.260590]  lkdtm_REFCOUNT_ADD_OVERFLOW+0x7f/0xa7
 5023 12:07:47.009546  [   61.265972]  direct_entry.cold+0x2c/0x38
 5024 12:07:47.012753  [   61.270384]  full_proxy_write+0x53/0x80
 5025 12:07:47.016182  [   61.274692]  vfs_write+0xe7/0x3a0
 5026 12:07:47.022655  [   61.278424]  ksys_write+0x68/0xf0
 5027 12:07:47.025789  [   61.282128]  do_syscall_64+0x30/0x40
 5028 12:07:47.029220  [   61.286144]  entry_SYSCALL_64_after_hwframe+0x61/0xc6
 5029 12:07:47.035869  [   61.291789] RIP: 0033:0x7ff2ee68f833
 5030 12:07:47.055492  [   61.295780] Code: 8b 15 61 26 0e 00 f7 d8 64 89 02 48 c7 c0 ff ff ff ff eb b7 0f 1f 00 64 8b 04 25 18 00 00 00 85 c0 75 14 b8 01 00 00 00 0f 05 <48> 3d 00 f0 ff ff 77 55 c3 0f 1f 40 00 48 83 ec 28 48 89 54 24 18
 5031 12:07:47.065676  [   61.316766] RSP: 002b:00007ffd469e16b8 EFLAGS: 00000246 ORIG_RAX: 0000000000000001
 5032 12:07:47.072148  [   61.325226] RAX: ffffffffffffffda RBX: 0000000000000016 RCX: 00007ff2ee68f833
 5033 12:07:47.078736  [   61.333198] RDX: 0000000000000016 RSI: 00007ff2ee582000 RDI: 0000000000000001
 5034 12:07:47.088739  [   61.341170] RBP: 00007ff2ee582000 R08: 00007ff2ee581010 R09: 0000000000000000
 5035 12:07:47.095337  [   61.349141] R10: fffffffffffffbc5 R11: 0000000000000246 R12: 0000000000000001
 5036 12:07:47.105370  [   61.357115] R13: 0000000000000001 R14: 0000000000020000 R15: 0000000000020000
 5037 12:07:47.108686  [   61.365091] irq event stamp: 0
 5038 12:07:47.109265  
 5039 12:07:47.121685  # [   54.967984] #PF: supervisor instruction fetch in kernel mo[   61.368525] hardirqs last  enabled at (0): [<0000000000000000>] 0x0
 5040 12:07:47.128230  [   61.381740] hardirqs last disabled at (0): [<ffffffff83f00d14>] copy_process+0x664/0x1cb0
 5041 12:07:47.138051  [   61.390880] softirqs last  enabled at (0): [<ffffffff83f00d14>] copy_process+0x664/0x1cb0
 5042 12:07:47.138563  de
 5043 12:07:47.151370  # [   54.974304] #PF: error_code(0x0011) - permissions viola[   61.400021] softirqs last disabled at (0): [<0000000000000000>] 0x0
 5044 12:07:47.158123  [   61.413239] ---[ end trace 05348d993f728f6a ]---
 5045 12:07:47.158650  tion
 5046 12:07:47.168143  # [   54.980526] PGD 100000067 P4D 100000067 PUD 100211067[   61.418396] lkdtm: Overflow detected: saturated
 5047 12:07:47.171434   PMD 1009ee067 PTE 8000000104057063
 5048 12:07:47.177703  # [   54.989566] Oops: 0011 [#8] SMP PTI
 5049 12:07:47.184456  # [   54.993457] CPU: 2 PID: 1753 Comm: cat Tainted: G      D W         5.10.162-cip23 #1
 5050 12:07:47.191026  # [   55.002106] Hardware name: Google Rammus/Rammus, BIOS  09/04/2020
 5051 12:07:47.197719  # [   55.008910] RIP: 0010:0xffffa7e00036b000
 5052 12:07:47.204173  # [   55.013287] Code: Unable to access opcode bytes at RIP 0xffffa7e00036afd6.
 5053 12:07:47.210761  # [   55.020965] RSP: 0018:ffffa7e00233fe38 EFLAGS: 00010246
 5054 12:07:47.217221  # [   55.026799] RAX: 0000000000000033 RBX: 0000000000000001 RCX: 0000000000000000
 5055 12:07:47.227281  # [   55.034769] RDX: 0000000000000000 RSI: ffff9d353ad1bf70 RDI: ffff9d353ad1bf70
 5056 12:07:47.233882  # [   55.042738] RBP: ffffa7e00036b000 R08: 0000000000000000 R09: 0000000000000000
 5057 12:07:47.243948  # [   55.050705] R10: 00000000ffffe000 R11: 3fffffffffffffff R12: 000000000000000d
 5058 12:07:47.250031  # [   55.058673] R13: ffffa7e00233ff10 R14: ffffa7e00233ff10 R15: ffff9d34c4057000
 5059 12:07:47.260240  # [   55.066642] FS:  00007f82aee46580(0000) GS:ffff9d353ad00000(0000) knlGS:0000000000000000
 5060 12:07:47.266678  # [   55.075679] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
 5061 12:07:47.276349  # [   55.082093] CR2: ffffa7e00036afd6 CR3: 0000000104ca2004 CR4: 00000000003706e0
 5062 12:07:47.276834  # [   55.090070] Call Trace:
 5063 12:07:47.279927  
 5064 12:07:47.283480  # [   55.092800]  ? execute_location+0x45/0x56
 5065 12:07:47.286533  # [   55.097277]  ? lkdtm_EXEC_VMALLOC+0x20/0x30
 5066 12:07:47.292955  # [   55.101943]  ? direct_entry.cold+0x2c/0x38
 5067 12:07:47.296786  # [   55.106514]  ? full_proxy_write+0x53/0x80
 5068 12:07:47.299610  # [   55.110979]  ? vfs_write+0xe7/0x3a0
 5069 12:07:47.306247  # [   55.114869]  ? ksys_write+0x68/0xf0
 5070 12:07:47.309317  # [   55.118762]  ? do_syscall_64+0x30/0x40
 5071 12:07:47.316214  # [   55.122944]  ? entry_SYSCALL_64_after_hwframe+0x61/0xc6
 5072 12:07:47.326289  # [   55.128782] Modu[   61.578086] lkdtm: Performing direct entry REFCOUNT_INC_NOT_ZERO_OVERFLOW
 5073 12:07:47.332832  [   61.586428] lkdtm: attempting bad refcount_inc_not_zero() overflow
 5074 12:07:47.335771  [   61.593364] ------------[ cut here ]------------
 5075 12:07:47.342527  [   61.598557] refcount_t: saturated; leaking memory.
 5076 12:07:47.352382  [   61.603969] WARNING: CPU: 3 PID: 2135 at lib/refcount.c:19 refcount_warn_saturate+0x97/0x110
 5077 12:07:47.385618  les linked in: fuse ip_tables cros_ec_sensors cros_ec_sensors_co[   61.613409] Modules linked in: fuse ip_tables cros_ec_sensors cros_ec_sensors_core industrialio_triggered_buffer kfifo_buf industrialio cros_ec_chardev cros_ec_sysfs cros_ec_lightbar cros_ec_debugfs cros_ec_sensorhub x86_pkg_temp_thermal cros_ec_dev cros_usbpd_notify
 5078 12:07:47.395205  [   61.646061] CPU: 3 PID: 2135 Comm: cat Tainted: G      D W         5.10.162-cip23 #1
 5079 12:07:47.402320  [   61.654747] Hardware name: Google Rammus/Rammus, BIOS  09/04/2020
 5080 12:07:47.405420  [   61.661556] RIP: 0010:refcount_warn_saturate+0x97/0x110
 5081 12:07:47.428404  [   61.667394] Code: 01 01 e8 27 85 98 00 0f 0b c3 cc cc cc cc 80 3d e9 0b 94 01 00 75 a8 48 c7 c7 a8 76 85 85 c6 05 d9 0b 94 01 01 e8 04 85 98 00 <0f> 0b c3 cc cc cc cc 80 3d c3 0b 94 01 00 75 85 48 c7 c7 00 77 85
 5082 12:07:47.431520  [   61.688379] RSP: 0018:ffffa7e00293fe38 EFLAGS: 00010282
 5083 12:07:47.434990  
 5084 12:07:47.441369  [   61.694241] RAX: 0000000000000000 RBX: 000000007fffffff RCX: 0000000000000000
 5085 12:07:47.454492  re industrialio_triggered_buffer kfifo_buf industrialio cros_ec_[   61.702218] RDX: ffff9d353adac660 RSI: ffff9d353ad9bf70 RDI: ffff9d353ad9bf70
 5086 12:07:47.464693  [   61.716409] RBP: ffffffff858bbb08 R08: 0000000000000000 R09: 0000000000000000
 5087 12:07:47.471105  [   61.724411] R10: 00000000ffffe000 R11: 3fffffffffffffff R12: 000000000000001f
 5088 12:07:47.477072  [   61.732386] R13: ffffa7e00293ff10 R14: ffffa7e00293ff10 R15: ffff9d34c5457000
 5089 12:07:47.480480  
 5090 12:07:47.487565  [   61.740388] FS:  00007f12ce757580(0000) GS:ffff9d353ad80000(0000) knlGS:0000000000000000
 5091 12:07:47.493844  [   61.749429] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
 5092 12:07:47.503538  [   61.755870] CR2: 00007f12ce560000 CR3: 0000000104a58006 CR4: 00000000003706e0
 5093 12:07:47.510166  chardev cros_ec_sysfs cros_ec_lightbar cros_ec_debugfs cros_ec_s[   61.763855] Call Trace:
 5094 12:07:47.516864  [   61.772791]  __refcount_add_not_zero.constprop.0+0x2a/0x35
 5095 12:07:47.523709  ensorhub x86_pkg_temp_thermal cros_ec_dev cros_usbpd_notify
 5096 12:07:47.530571  # [[   61.778947]  lkdtm_REFCOUNT_INC_NOT_ZERO_OVERFLOW+0x3e/0x76
 5097 12:07:47.533396  [   61.791377]  direct_entry.cold+0x2c/0x38
 5098 12:07:47.540036  [   61.795761]  full_proxy_write+0x53/0x80
 5099 12:07:47.543670  [   61.800077]  vfs_write+0xe7/0x3a0
 5100 12:07:47.546841  [   61.803809]  ksys_write+0x68/0xf0
 5101 12:07:47.550314  [   61.807534]  do_syscall_64+0x30/0x40
 5102 12:07:47.556796  [   61.811557]  entry_SYSCALL_64_after_hwframe+0x61/0xc6
 5103 12:07:47.559882  [   61.817225] RIP: 0033:0x7f12ce66d833
 5104 12:07:47.579946  [   61.821239] Code: 8b 15 61 26 0e 00 f7 d8 64 89 02 48 c7 c0 ff ff ff ff eb b7 0f 1f 00 64 8b 04 25 18 00 00 00 85 c0 75 14 b8 01 00 00 00 0f 05 <48> 3d 00 f0 ff ff 77 55 c3 0f 1f 40 00 48 83 ec 28 48 89 54 24 18
 5105 12:07:47.590012  [   61.842226] RSP: 002b:00007ffed6541988 EFLAGS: 00000246 ORIG_RAX: 0000000000000001
 5106 12:07:47.596744  [   61.850685] RAX: ffffffffffffffda RBX: 000000000000001f RCX: 00007f12ce66d833
 5107 12:07:47.606747  [   61.858657] RDX: 000000000000001f RSI: 00007f12ce560000 RDI: 0000000000000001
 5108 12:07:47.613160  [   61.866630] RBP: 00007f12ce560000 R08: 00007f12ce55f010 R09: 0000000000000000
 5109 12:07:47.622496  [   61.874603] R10: fffffffffffffbc5 R11: 0000000000000246 R12: 0000000000000001
 5110 12:07:47.629438  [   61.882576] R13: 0000000000000001 R14: 0000000000020000 R15: 0000000000020000
 5111 12:07:47.632604  [   61.890573] irq event stamp: 0
 5112 12:07:47.635993     55.155242] CR2: ffffa7e00036b000
 5113 12:07:47.646031  # [   55.158939] ---[ end t[   61.893990] hardirqs last  enabled at (0): [<0000000000000000>] 0x0
 5114 12:07:47.655685  [   61.907202] hardirqs last disabled at (0): [<ffffffff83f00d14>] copy_process+0x664/0x1cb0
 5115 12:07:47.665454  [   61.916341] softirqs last  enabled at (0): [<ffffffff83f00d14>] copy_process+0x664/0x1cb0
 5116 12:07:47.672291  [   61.925481] softirqs last disabled at (0): [<0000000000000000>] 0x0
 5117 12:07:47.675726  [   61.932484] ---[ end trace 05348d993f728f6b ]---
 5118 12:07:47.682037  [   61.937641] lkdtm: Overflow detected: saturated
 5119 12:07:47.685076  race 05348d993f728f60 ]---
 5120 12:07:47.688599  # [   55.164083] RIP: 0010:lkdtm_BUG+0x5/0x10
 5121 12:07:47.711605  # [   55.168469] Code: 89 ff e8 1e 77 a3 ff 48 c7 c0 ea ff ff ff eb de 48 c7 c0 ea ff ff ff c3 cc cc cc cc 48 c7 c0 f4 ff ff ff eb c9 0f 1f 44 00 00 <0f> 0b 66 0f 1f 84 00 00 00 00 00 0f 1f 44 00 00 83 05 a0 93 93 02
 5122 12:07:47.714968  # [   55.189451] RSP: 0018:ffffa7e001487e60 EFLAGS: 00010282
 5123 12:07:47.724648  # [   55.195284] RAX: ffffffff846e32b0 RBX: 0000000000000001 RCX: 0000000000000000
 5124 12:07:47.731388  # [   55.203252] RDX: 0000000000000000 RSI: ffff9d353ad9bf70 RDI: ffffffff854d0d90
 5125 12:07:47.741332  # [   55.211222] RBP: ffffffff85917418 R08: 0000000000000001 R09: 0000000000000001
 5126 12:07:47.747794  # [   55.219191] R10: 00000000ffffe000 R11: 3fffffffffffffff R12: 0000000000000004
 5127 12:07:47.757682  # [   55.227159] R13: ffffa7e001487f10 R14: ffffa7e001487f10 R15: ffff9d34c473d000
 5128 12:07:47.764471  # [   55.235128] FS:  00007f82aee46580(0000) GS:ffff9d353ad00000(0000) knlGS:0000000000000000
 5129 12:07:47.767609  
 5130 12:07:47.771020  # [   55.244166] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
 5131 12:07:47.774327  
 5132 12:07:47.780847  # [   55.250581] CR2: ffffa7e00036afd6 CR3: 0000000104ca2004 CR4: 00000000003706e0
 5133 12:07:47.784116  # EXEC_VMALLOC: saw 'call trace:': ok
 5134 12:07:47.787425  ok 33 selftests: lkdtm: EXEC_VMALLOC.sh
 5135 12:07:47.790795  # selftests: lkdtm: EXEC_RODATA.sh
 5136 12:07:47.794113  # Killed
 5137 12:07:47.797292  # [   55.433704] lkdtm: Performing direct entry EXEC_RODATA
 5138 12:07:47.804187  # [   55.444567] lkdtm: attempting ok execution at ffffffff846e3680
 5139 12:07:47.807237  
 5140 12:07:47.814317  # [   55.457332] lkdtm: attempting bad execution at ffffffff854d1220
 5141 12:07:47.820678  # [   55.470157] kernel tried to execute NX-protected page - exploit attempt? (uid: 0)
 5142 12:07:47.830859  # [   55.484689] BUG: unable to handle page fault for address: ffffffff854d1220
 5143 12:07:47.833785  # [   55.492366] #PF: supervisor instruction fetch in kernel mode
 5144 12:07:47.837403  
 5145 12:07:47.840437  # [   55.498685] #PF: error_code(0x0011) - permissions violation
 5146 12:07:47.850532  # [   55.504905] PGD 15b429067 P4D 15b429067 PUD 15b42a063 PMD 800000015ae000e1 
 5147 12:07:47.853534  # [   55.512686] Oops: 0011 [#9] SMP PTI
 5148 12:07:47.863572  # [   55.516579] CPU: 0 PID: 1789 Comm: cat Tainted: G      D W         5.10.162-cip23 #1
 5149 12:07:47.876688  # [   55.525229] Hardware name: Google Rammus/Rammus, B[   62.126667] lkdtm: Performing direct entry REFCOUNT_ADD_NOT_ZERO_OVERFLOW
 5150 12:07:47.877182  IOS  09/04/2020
 5151 12:07:47.889835  # [   55.532036] RIP: 0010:lkdtm_rodata_do_noth[   62.136803] lkdtm: attempting bad refcount_add_not_zero() overflow
 5152 12:07:47.890432  ing+0x0/0x10
 5153 12:07:47.899941  # [   55.537798] Code: ff ff 60 3e d7 84 ff ff ff [   62.149963] ------------[ cut here ]------------
 5154 12:07:47.913199  ff 72 c0 8b 85 ff ff ff ff a6 25 d7 84 ff ff ff ff 55 aa 55 aa 0[   62.161318] refcount_t: saturated; leaking memory.
 5155 12:07:47.926166  0 00 00 00 00 00 00 00 00 00 00 00 <e9> 00 00 00 00 00 00 00 00 [   62.172900] WARNING: CPU: 0 PID: 2167 at lib/refcount.c:19 refcount_warn_saturate+0x97/0x110
 5156 12:07:47.933194  00 00 00 00 00 00 00 54 68 69 73 20 69
 5157 12:07:47.959449  # [   55.558783] RSP: 00[   62.188532] Modules linked in: fuse ip_tables cros_ec_sensors cros_ec_sensors_core industrialio_triggered_buffer kfifo_buf industrialio cros_ec_chardev cros_ec_sysfs cros_ec_lightbar cros_ec_debugfs cros_ec_sensorhub x86_pkg_temp_thermal cros_ec_dev cros_usbpd_notify
 5158 12:07:47.962627  18:ffffa7e0023dfe48 EFLAGS: 00010246
 5159 12:07:47.975836  # [   55.564617] RAX: 0000[   62.221214] CPU: 0 PID: 2167 Comm: cat Tainted: G      D W         5.10.162-cip23 #1
 5160 12:07:47.978912  000000000033 RBX: 0000000000000000 RCX: 0000000000000000
 5161 12:07:47.982472  
 5162 12:07:47.989068  # [   [   62.236093] Hardware name: Google Rammus/Rammus, BIOS  09/04/2020
 5163 12:07:47.998810  55.572576] RDX: 0000000000000000 RSI: ffff9d353ac1bf70 RDI: ffff[   62.249126] RIP: 0010:refcount_warn_saturate+0x97/0x110
 5164 12:07:48.002314  9d353ac1bf70
 5165 12:07:48.028552  # [   55.580546] RBP: ffffffff854d1220 R08: 000000[   62.261189] Code: 01 01 e8 27 85 98 00 0f 0b c3 cc cc cc cc 80 3d e9 0b 94 01 00 75 a8 48 c7 c7 a8 76 85 85 c6 05 d9 0b 94 01 01 e8 04 85 98 00 <0f> 0b c3 cc cc cc cc 80 3d c3 0b 94 01 00 75 85 48 c7 c7 00 77 85
 5166 12:07:48.031866  0000000000 R09: 0000000000000000
 5167 12:07:48.038807  # [   55.588515] R10: 00000000[   62.288399] RSP: 0018:ffffa7e0029c7e38 EFLAGS: 00010282
 5168 12:07:48.044922  ffffe000 R11: 3fffffffffffffff R12: 000000000000000c
 5169 12:07:48.054822  # [   55.5[   62.300443] RAX: 0000000000000000 RBX: 000000007fffffff RCX: 0000000000000000
 5170 12:07:48.068315  96485] R13: ffffa7e0023dff10 R14: ffffa7e0023dff10 R15: ffff9d34[   62.314657] RDX: ffff9d353ac2c660 RSI: ffff9d353ac1bf70 RDI: ffff9d353ac1bf70
 5171 12:07:48.068913  c5d96000
 5172 12:07:48.081188  # [   55.604455] FS:  00007fc753ab0580(0000) GS:ffff9d[   62.328841] RBP: ffffffff858bbb28 R08: 0000000000000000 R09: 0000000000000000
 5173 12:07:48.084467  353ac00000(0000) knlGS:0000000000000000
 5174 12:07:48.097873  # [   55.613490] CS:  0[   62.343039] R10: 00000000ffffe000 R11: 3fffffffffffffff R12: 000000000000001f
 5175 12:07:48.100956  010 DS: 0000 ES: 0000 CR0: 0000000080050033
 5176 12:07:48.110939  # [   55.619904] CR[   62.357215] R13: ffffa7e0029c7f10 R14: ffffa7e0029c7f10 R15: ffff9d34c5d5a000
 5177 12:07:48.117699  2: ffffffff854d1220 CR3: 0000000104ca2001 CR4: 00000000003706f0
 5178 12:07:48.123923  [   62.371432] FS:  00007f106c0ce580(0000) GS:ffff9d353ac00000(0000) knlGS:0000000000000000
 5179 12:07:48.127227  
 5180 12:07:48.127699  # [   55.627875] Call Trace:
 5181 12:07:48.137763  # [   55.630603]  ? execute_locat[   62.386684] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
 5182 12:07:48.140808  ion+0x45/0x56
 5183 12:07:48.143987  # [   55.635083]  ? direct_entry.cold+0x2c/0x38
 5184 12:07:48.154087  [   62.399317] CR2: 00007f106bed7000 CR3: 00000001040da001 CR4: 00000000003706f0
 5185 12:07:48.157050  # [   55.639656]  ? full_proxy_write+0x53/0x80
 5186 12:07:48.160274  # [   55.644137][   62.413512] Call Trace:
 5187 12:07:48.163768    ? vfs_write+0xe7/0x3a0
 5188 12:07:48.173768  # [   55.648029]  ? ksys_write+0x68/0x[   62.422454]  __refcount_add_not_zero.constprop.0+0x2a/0x35
 5189 12:07:48.174382  f0
 5190 12:07:48.176982  # [   55.651922]  ? do_syscall_64+0x30/0x40
 5191 12:07:48.180272  
 5192 12:07:48.186732  # [   55.656105[   62.434839]  lkdtm_REFCOUNT_ADD_NOT_ZERO_OVERFLOW+0x3e/0x76
 5193 12:07:48.189922  ]  ? entry_SYSCALL_64_after_hwframe+0x61/0xc6
 5194 12:07:48.196720  # [   55.661932] [   62.447377]  direct_entry.cold+0x2c/0x38
 5195 12:07:48.206591  Modules linked in: fuse ip_tables cros_ec_sensors cros_ec_sensor[   62.457889]  full_proxy_write+0x53/0x80
 5196 12:07:48.216567  s_core industrialio_triggered_buffer kfifo_buf industrialio cros[   62.468450]  vfs_write+0xe7/0x3a0
 5197 12:07:48.226080  _ec_chardev cros_ec_sysfs cros_ec_lightbar cros_ec_debugfs cros_[   62.478293]  ksys_write+0x68/0xf0
 5198 12:07:48.232919  ec_sensorhub x86_pkg_temp_thermal cros_ec_dev cros_usbpd_notify
 5199 12:07:48.236139  [   62.488201]  do_syscall_64+0x30/0x40
 5200 12:07:48.236621  
 5201 12:07:48.243100  # [   55.688374] CR2: ffffffff854d1220
 5202 12:07:48.249370  # [   55.692069] ---[ e[   62.498437]  entry_SYSCALL_64_after_hwframe+0x61/0xc6
 5203 12:07:48.252565  nd trace 05348d993f728f61 ]---
 5204 12:07:48.259551  # [   55.697224] RIP: 0010:lkdtm[   62.510346] RIP: 0033:0x7f106bfe4833
 5205 12:07:48.262677  _BUG+0x5/0x10
 5206 12:07:48.285655  # [   55.701599] Code: 89 ff e8 1e 77 a3 ff 48 c7[   62.520502] Code: 8b 15 61 26 0e 00 f7 d8 64 89 02 48 c7 c0 ff ff ff ff eb b7 0f 1f 00 64 8b 04 25 18 00 00 00 85 c0 75 14 b8 01 00 00 00 0f 05 <48> 3d 00 f0 ff ff 77 55 c3 0f 1f 40 00 48 83 ec 28 48 89 54 24 18
 5207 12:07:48.302018   c0 ea ff ff ff eb de 48 c7 c0 ea ff ff ff c3 cc cc cc cc 48 c7 [   62.547746] RSP: 002b:00007fff616ac8f8 EFLAGS: 00000246 ORIG_RAX: 0000000000000001
 5208 12:07:48.315263  c0 f4 ff ff ff eb c9 0f 1f 44 00 00 <0f> 0b 66 0f 1f 84 00 00 00[   62.562423] RAX: ffffffffffffffda RBX: 000000000000001f RCX: 00007f106bfe4833
 5209 12:07:48.318558   00 00 0f 1f 44 00 00 83 05 a0 93 93 02
 5210 12:07:48.328515  # [   55.722581] RSP: 0[   62.576635] RDX: 000000000000001f RSI: 00007f106bed7000 RDI: 0000000000000001
 5211 12:07:48.334887  018:ffffa7e001487e60 EFLAGS: 00010282
 5212 12:07:48.345133  # [   55.728415] RAX: fff[   62.590816] RBP: 00007f106bed7000 R08: 00007f106bed6010 R09: 0000000000000000
 5213 12:07:48.348230  fffff846e32b0 RBX: 0000000000000001 RCX: 0000000000000000
 5214 12:07:48.351123  
 5215 12:07:48.358052  # [  [   62.605036] R10: fffffffffffffbc5 R11: 0000000000000246 R12: 0000000000000001
 5216 12:07:48.371125   55.736384] RDX: 0000000000000000 RSI: ffff9d353ad9bf70 RDI: fff[   62.619237] R13: 0000000000000001 R14: 0000000000020000 R15: 0000000000020000
 5217 12:07:48.374548  fffff854d0d90
 5218 12:07:48.381052  # [   55.744353] RBP: ffffffff85917418 R08: 00000[   62.633437] irq event stamp: 0
 5219 12:07:48.384292  00000000001 R09: 0000000000000001
 5220 12:07:48.394313  # [   55.752323] R10: 0000000[   62.643049] hardirqs last  enabled at (0): [<0000000000000000>] 0x0
 5221 12:07:48.400958  0ffffe000 R11: 3fffffffffffffff R12: 0000000000000004
 5222 12:07:48.410939  # [   55.[   62.656294] hardirqs last disabled at (0): [<ffffffff83f00d14>] copy_process+0x664/0x1cb0
 5223 12:07:48.426939  760293] R13: ffffa7e001487f10 R14: ffffa7e001487f10 R15: ffff9d3[   62.671638] softirqs last  enabled at (0): [<ffffffff83f00d14>] copy_process+0x664/0x1cb0
 5224 12:07:48.427524  4c473d000
 5225 12:07:48.440370  # [   55.768264] FS:  00007fc753ab0580(0000) GS:ffff9[   62.687027] softirqs last disabled at (0): [<0000000000000000>] 0x0
 5226 12:07:48.444037  d353ac00000(0000) knlGS:0000000000000000
 5227 12:07:48.450540  # [   55.777302] CS:  [   62.700231] ---[ end trace 05348d993f728f6c ]---
 5228 12:07:48.453392  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
 5229 12:07:48.460046  # [   55.783717] C[   62.711625] lkdtm: Overflow detected: saturated
 5230 12:07:48.463184  
 5231 12:07:48.466736  R2: ffffffff854d1220 CR3: 0000000104ca2001 CR4: 00000000003706f0
 5232 12:07:48.480056  # [   55.791689] BUG: sleeping function called from invalid context at include/linux/percpu-rwsem.h:49
 5233 12:07:48.486397  # [   55.801601] in_atomic(): 0, irqs_disabled(): 1, non_block: 0, pid: 1789, name: cat
 5234 12:07:48.493303  # [   55.810056] INFO: lockdep is turned off.
 5235 12:07:48.496608  # [   55.814433] irq event stamp: 0
 5236 12:07:48.502868  # [   55.817839] hardirqs last  enabled at (0): [<0000000000000000>] 0x0
 5237 12:07:48.512711  # [   55.824839] hardirqs last disabled at (0): [<ffffffff83f00d14>] copy_process+0x664/0x1cb0
 5238 12:07:48.519404  # [   55.833966] softirqs last  enabled at (0): [<ffffffff83f00d14>] copy_process+0x664/0x1cb0
 5239 12:07:48.529279  # [   55.843094] softirqs last disabled at (0): [<0000000000000000>] 0x0
 5240 12:07:48.535805  # [   55.850086] CPU: 0 PID: 1789 Comm: cat Tainted: G      D W         5.10.162-cip23 #1
 5241 12:07:48.542344  # [   55.858727] Hardware name: Google Rammus/Rammus, BIOS  09/04/2020
 5242 12:07:48.545847  # [   55.865532] Call Trace:
 5243 12:07:48.549164  # [   55.868261]  dump_stack+0x77/0x9b
 5244 12:07:48.555622  # [   55.871966]  ___might_sleep.cold+0xa6/0xb6
 5245 12:07:48.559017  # [   55.876545]  exit_signals+0x1c/0x2e0
 5246 12:07:48.562320  # [   55.880539]  do_exit+0xc2/0xaf0
 5247 12:07:48.569154  # [   55.884042]  ? ksys_write+0x68/0xf0
 5248 12:07:48.572313  # [   55.887937]  rewind_stack_do_exit+0x17/0x20
 5249 12:07:48.575576  # [   55.892609] RIP: 0033:0x7fc7539c6833
 5250 12:07:48.598497  # [   55.896599] Code: 8b 15 61 26 0e 00 f7 d8 64 89 02 48 c7 c0 ff ff ff ff eb b7 0f 1f 00 64 8b 04 25 18 00 00 00 85 c0 75 14 b8 01 00 00 00 0f 05 <48> 3d 00 f0 ff ff 77 55 c3 0f 1f 40 00 48 83 ec 28 48 89 54 24 18
 5251 12:07:48.605245  # [   55.[   62.857767] lkdtm: Performing direct entry REFCOUNT_DEC_ZERO
 5252 12:07:48.611755  [   62.866123] lkdtm: attempting good refcount_dec()
 5253 12:07:48.621755  917583] RSP: 002b:00007ffe6487f5a8 EFLAGS: 00000246 ORIG_RAX: 00[   62.871385] lkdtm: attempting bad refcount_dec() to zero
 5254 12:07:48.625017  00000000000001
 5255 12:07:48.634929  # [   55.926040] RAX: ffffffffffffffda RBX: 0000[   62.883535] ------------[ cut here ]------------
 5256 12:07:48.638270  [   62.894895] refcount_t: decrement hit 0; leaking memory.
 5257 12:07:48.648372  [   62.900888] WARNING: CPU: 2 PID: 2199 at lib/refcount.c:31 refcount_warn_saturate+0xfb/0x110
 5258 12:07:48.651395  00000000000c RCX: 00007fc7539c6833
 5259 12:07:48.681059  # [   55.934010] RDX: 000000[   62.910327] Modules linked in: fuse ip_tables cros_ec_sensors cros_ec_sensors_core industrialio_triggered_buffer kfifo_buf industrialio cros_ec_chardev cros_ec_sysfs cros_ec_lightbar cros_ec_debugfs cros_ec_sensorhub x86_pkg_temp_thermal cros_ec_dev cros_usbpd_notify
 5260 12:07:48.691372  [   62.942981] CPU: 2 PID: 2199 Comm: cat Tainted: G      D W         5.10.162-cip23 #1
 5261 12:07:48.694480  000000000c RSI: 00007fc7538b9000 RDI: 0000000000000001
 5262 12:07:48.697542  
 5263 12:07:48.704269  # [   55[   62.951646] Hardware name: Google Rammus/Rammus, BIOS  09/04/2020
 5264 12:07:48.710970  [   62.964656] RIP: 0010:refcount_warn_saturate+0xfb/0x110
 5265 12:07:48.730698  [   62.970495] Code: 58 77 85 85 c6 05 8a 0b 94 01 01 e8 ba 84 98 00 0f 0b c3 cc cc cc cc 48 c7 c7 28 77 85 85 c6 05 71 0b 94 01 01 e8 a0 84 98 00 <0f> 0b c3 cc cc cc cc 66 66 2e 0f 1f 84 00 00 00 00 00 0f 1f 00 8b
 5266 12:07:48.737041  [   62.991507] RSP: 0018:ffffa7e002a4fe48 EFLAGS: 00010286
 5267 12:07:48.750306  .941980] RBP: 00007fc7538b9000 R08: 00007fc7538b8010 R09: 000000[   62.997347] RAX: 0000000000000000 RBX: 000000000000002f RCX: 0000000000000000
 5268 12:07:48.757208  [   63.011536] RDX: ffff9d353ad2c660 RSI: ffff9d353ad1bf70 RDI: ffff9d353ad1bf70
 5269 12:07:48.767047  [   63.019509] RBP: ffffffff858bbee1 R08: 0000000000000000 R09: 0000000000000000
 5270 12:07:48.773703  [   63.027481] R10: 00000000ffffe000 R11: 3fffffffffffffff R12: 0000000000000012
 5271 12:07:48.783583  [   63.035453] R13: ffffa7e002a4ff10 R14: ffffa7e002a4ff10 R15: ffff9d34c5d37000
 5272 12:07:48.790015  [   63.043430] FS:  00007ff0251ae580(0000) GS:ffff9d353ad00000(0000) knlGS:0000000000000000
 5273 12:07:48.796848  [   63.052470] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
 5274 12:07:48.806352  [   63.058887] CR2: 00007ff024fb7000 CR3: 0000000103164001 CR4: 00000000003706e0
 5275 12:07:48.809820  [   63.066859] Call Trace:
 5276 12:07:48.813105  [   63.069591]  lkdtm_REFCOUNT_DEC_ZERO+0x4d/0xbd
 5277 12:07:48.816241  [   63.074585]  direct_entry.cold+0x2c/0x38
 5278 12:07:48.822819  [   63.078990]  full_proxy_write+0x53/0x80
 5279 12:07:48.826080  [   63.083304]  vfs_write+0xe7/0x3a0
 5280 12:07:48.829544  [   63.087029]  ksys_write+0x68/0xf0
 5281 12:07:48.832956  [   63.090732]  do_syscall_64+0x30/0x40
 5282 12:07:48.839733  [   63.094723]  entry_SYSCALL_64_after_hwframe+0x61/0xc6
 5283 12:07:48.842814  [   63.100367] RIP: 0033:0x7ff0250c4833
 5284 12:07:48.862854  [   63.104358] Code: 8b 15 61 26 0e 00 f7 d8 64 89 02 48 c7 c0 ff ff ff ff eb b7 0f 1f 00 64 8b 04 25 18 00 00 00 85 c0 75 14 b8 01 00 00 00 0f 05 <48> 3d 00 f0 ff ff 77 55 c3 0f 1f 40 00 48 83 ec 28 48 89 54 24 18
 5285 12:07:48.865971  
 5286 12:07:48.872435  [   63.125341] RSP: 002b:00007ffce54fc168 EFLAGS: 00000246 ORIG_RAX: 0000000000000001
 5287 12:07:48.879023  [   63.133800] RAX: ffffffffffffffda RBX: 0000000000000012 RCX: 00007ff0250c4833
 5288 12:07:48.889385  [   63.141773] RDX: 0000000000000012 RSI: 00007ff024fb7000 RDI: 0000000000000001
 5289 12:07:48.895659  [   63.149744] RBP: 00007ff024fb7000 R08: 00007ff024fb6010 R09: 0000000000000000
 5290 12:07:48.905581  [   63.157719] R10: fffffffffffffbc5 R11: 0000000000000246 R12: 0000000000000001
 5291 12:07:48.912136  [   63.165692] R13: 0000000000000001 R14: 0000000000020000 R15: 0000000000020000
 5292 12:07:48.915245  [   63.173666] irq event stamp: 0
 5293 12:07:48.918701  0000000000
 5294 12:07:48.928533  # [   55.949950] R10: fffffffffffffbc5 R11: 00000000[   63.177099] hardirqs last  enabled at (0): [<0000000000000000>] 0x0
 5295 12:07:48.938317  [   63.190311] hardirqs last disabled at (0): [<ffffffff83f00d14>] copy_process+0x664/0x1cb0
 5296 12:07:48.948743  [   63.199448] softirqs last  enabled at (0): [<ffffffff83f00d14>] copy_process+0x664/0x1cb0
 5297 12:07:48.954930  [   63.208586] softirqs last disabled at (0): [<0000000000000000>] 0x0
 5298 12:07:48.958432  [   63.215586] ---[ end trace 05348d993f728f6d ]---
 5299 12:07:48.964862  [   63.220744] lkdtm: Zero detected: saturated
 5300 12:07:48.968182  00000246 R12: 0000000000000001
 5301 12:07:48.974666  # [   55.957920] R13: 0000000000000001 R14: 0000000000020000 R15: 0000000000020000
 5302 12:07:48.978147  # EXEC_RODATA: saw 'call trace:': ok
 5303 12:07:48.984748  ok 34 selftests: lkdtm: EXEC_RODATA.sh
 5304 12:07:48.988001  # selftests: lkdtm: EXEC_USERSPACE.sh
 5305 12:07:48.988469  # Killed
 5306 12:07:48.994696  # [   56.093406] lkdtm: Performing direct entry EXEC_USERSPACE
 5307 12:07:49.001062  # [   56.102455] lkdtm: attempting ok execution at ffffffff846e3680
 5308 12:07:49.007798  # [   56.108987] lkdtm: attempting bad execution at 00007f9bc17c4000
 5309 12:07:49.014319  # [   56.115614] unable to execute userspace code (SMEP?) (uid: 0)
 5310 12:07:49.020866  # [   56.122034] BUG: unable to handle page fault for address: 00007f9bc17c4000
 5311 12:07:49.027895  # [   56.129713] #PF: supervisor instruction fetch in kernel mode
 5312 12:07:49.034262  # [   56.136030] #PF: error_code(0x0011) - permissions violation
 5313 12:07:49.043907  # [   56.142251] PGD 8000000104c76067 P4D 8000000104c76067 PUD 102995067 PMD 104d4e067 PTE 10d7df067
 5314 12:07:49.050546  # [   56.151971] Oops: 0011 [#10] SMP PTI
 5315 12:07:49.057476  # [   56.155959] CPU: 3 PID: 1825 Comm: cat Tainted: G      D W         5.10.162-cip23 #1
 5316 12:07:49.063934  # [   56.164610] Hardware name: Google Rammus/Rammus, BIOS  09/04/2020
 5317 12:07:49.070714  # [   56.171415] RIP: 0010:0x7f9bc17c4000
 5318 12:07:49.077405  # [   56.175403] Code: Unable to access opcode bytes at RIP 0x7f9bc17c3fd6.
 5319 12:07:49.083797  # [   56.182692] RSP: 0018:ffffa7e00247fe50 EFLAGS: 00010246
 5320 12:07:49.090371  # [   56.188525] RAX: 0000000000000033 RBX: 0000000000000024 RCX: 0000000000000000
 5321 12:07:49.099846  # [   56.196495] RDX: 0000000000000000 RSI: ffff9d353ad9bf70 RDI: ffff9d353ad9bf70
 5322 12:07:49.106537  # [   56.204466] RBP: [   63.360837] lkdtm: Performing direct entry REFCOUNT_DEC_NEGATIVE
 5323 12:07:49.113222  [   63.369073] lkdtm: attempting bad refcount_dec() below zero
 5324 12:07:49.119467  [   63.375305] ------------[ cut here ]------------
 5325 12:07:49.126231  [   63.380466] refcount_t: decrement hit 0; leaking memory.
 5326 12:07:49.129595  00007f9bc17c4000 R08: 0000000000000000 R09: 0000000000000000
 5327 12:07:49.139443  # [   63.386411] WARNING: CPU: 3 PID: 2234 at lib/refcount.c:31 refcount_warn_saturate+0xfb/0x110
 5328 12:07:49.173275  [   56.212435] R10: 00000000ffffe000 R11: 3fffffffffffffff R12: [   63.402039] Modules linked in: fuse ip_tables cros_ec_sensors cros_ec_sensors_core industrialio_triggered_buffer kfifo_buf industrialio cros_ec_chardev cros_ec_sysfs cros_ec_lightbar cros_ec_debugfs cros_ec_sensorhub x86_pkg_temp_thermal cros_ec_dev cros_usbpd_notify
 5329 12:07:49.182941  [   63.434676] CPU: 3 PID: 2234 Comm: cat Tainted: G      D W         5.10.162-cip23 #1
 5330 12:07:49.189584  [   63.443357] Hardware name: Google Rammus/Rammus, BIOS  09/04/2020
 5331 12:07:49.196095  [   63.450189] RIP: 0010:refcount_warn_saturate+0xfb/0x110
 5332 12:07:49.196680  000000000000000f
 5333 12:07:49.222375  # [   56.220405] R13: ffffa7e00247ff10 R14: ff[   63.456036] Code: 58 77 85 85 c6 05 8a 0b 94 01 01 e8 ba 84 98 00 0f 0b c3 cc cc cc cc 48 c7 c7 28 77 85 85 c6 05 71 0b 94 01 01 e8 a0 84 98 00 <0f> 0b c3 cc cc cc cc 66 66 2e 0f 1f 84 00 00 00 00 00 0f 1f 00 8b
 5334 12:07:49.228711  [   63.483223] RSP: 0018:ffffa7e002a9fe48 EFLAGS: 00010286
 5335 12:07:49.235460  [   63.489073] RAX: 0000000000000000 RBX: 0000000000000030 RCX: 0000000000000000
 5336 12:07:49.245260  [   63.497045] RDX: ffff9d353adac660 RSI: ffff9d353ad9bf70 RDI: ffff9d353ad9bf70
 5337 12:07:49.252144  [   63.505037] RBP: ffffffff858bbef3 R08: 0000000000000000 R09: 0000000000000000
 5338 12:07:49.258671  [   63.513023] R10: 00000000ffffe000 R11: 3fffffffffffffff R12: 0000000000000016
 5339 12:07:49.265657  ffa7e00247ff10 R15: ffff9d34c56a4000
 5340 12:07:49.275404  # [   56.228375] FS:  0000[   63.520994] R13: ffffa7e002a9ff10 R14: ffffa7e002a9ff10 R15: ffff9d34c3fbe000
 5341 12:07:49.282053  [   63.535175] FS:  00007fdf2f069580(0000) GS:ffff9d353ad80000(0000) knlGS:0000000000000000
 5342 12:07:49.288451  [   63.544213] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
 5343 12:07:49.298374  [   63.550631] CR2: 00007fdf2ee72000 CR3: 0000000103d42003 CR4: 00000000003706e0
 5344 12:07:49.301668  [   63.558600] Call Trace:
 5345 12:07:49.305097  [   63.561331]  lkdtm_REFCOUNT_DEC_NEGATIVE+0x37/0x61
 5346 12:07:49.311445  [   63.566704]  direct_entry.cold+0x2c/0x38
 5347 12:07:49.314670  [   63.571085]  full_proxy_write+0x53/0x80
 5348 12:07:49.317826  [   63.575393]  vfs_write+0xe7/0x3a0
 5349 12:07:49.321304  [   63.579118]  ksys_write+0x68/0xf0
 5350 12:07:49.324480  [   63.582819]  do_syscall_64+0x30/0x40
 5351 12:07:49.330878  [   63.586810]  entry_SYSCALL_64_after_hwframe+0x61/0xc6
 5352 12:07:49.334387  [   63.592452] RIP: 0033:0x7fdf2ef7f833
 5353 12:07:49.357529  [   63.596443] Code: 8b 15 61 26 0e 00 f7 d8 64 89 02 48 c7 c0 ff ff ff ff eb b7 0f 1f 00 64 8b 04 25 18 00 00 00 85 c0 75 14 b8 01 00 00 00 0f 05 <48> 3d 00 f0 ff ff 77 55 c3 0f 1f 40 00 48 83 ec 28 48 89 54 24 18
 5354 12:07:49.363945  [   63.617423] RSP: 002b:00007ffda56aa9b8 EFLAGS: 00000246 ORIG_RAX: 0000000000000001
 5355 12:07:49.374175  [   63.625880] RAX: ffffffffffffffda RBX: 0000000000000016 RCX: 00007fdf2ef7f833
 5356 12:07:49.380369  [   63.633850] RDX: 0000000000000016 RSI: 00007fdf2ee72000 RDI: 0000000000000001
 5357 12:07:49.387178  [   63.641822] RBP: 00007fdf2ee72000 R08: 00007fdf2ee71010 R09: 0000000000000000
 5358 12:07:49.390525  
 5359 12:07:49.397078  [   63.649794] R10: fffffffffffffbc5 R11: 0000000000000246 R12: 0000000000000001
 5360 12:07:49.403494  [   63.657764] R13: 0000000000000001 R14: 0000000000020000 R15: 0000000000020000
 5361 12:07:49.413261  7f9bc1795580(0000) GS:ffff9d353ad80000(0000) knlGS:0000000000000[   63.665742] irq event stamp: 0
 5362 12:07:49.413877  000
 5363 12:07:49.426653  # [   56.237412] CS:  0010 DS: 0000 ES: 0000 CR0: 000000008[   63.675360] hardirqs last  enabled at (0): [<0000000000000000>] 0x0
 5364 12:07:49.436503  [   63.688579] hardirqs last disabled at (0): [<ffffffff83f00d14>] copy_process+0x664/0x1cb0
 5365 12:07:49.446367  [   63.697745] softirqs last  enabled at (0): [<ffffffff83f00d14>] copy_process+0x664/0x1cb0
 5366 12:07:49.453223  [   63.706885] softirqs last disabled at (0): [<0000000000000000>] 0x0
 5367 12:07:49.456391  [   63.713885] ---[ end trace 05348d993f728f6e ]---
 5368 12:07:49.459385  
 5369 12:07:49.462886  [   63.719043] lkdtm: Negative detected: saturated
 5370 12:07:49.463448  0050033
 5371 12:07:49.473034  # [   56.243826] CR2: 00007f9bc17c4000 CR3: 0000000104014004 CR4: 00000000003706e0
 5372 12:07:49.476370  # [   56.251796] Call Trace:
 5373 12:07:49.479698  # [   56.254523]  ? lkdtm_EXEC_USERSPACE.cold+0x66/0xae
 5374 12:07:49.486032  # [   56.259877]  ? direct_entry.cold+0x2c/0x38
 5375 12:07:49.489299  # [   56.270667]  ? full_proxy_write+0x53/0x80
 5376 12:07:49.492435  # [   56.281359]  ? vfs_write+0xe7/0x3a0
 5377 12:07:49.498993  # [   56.285253]  ? ksys_write+0x68/0xf0
 5378 12:07:49.502703  # [   56.295359]  ? do_syscall_64+0x30/0x40
 5379 12:07:49.508976  # [   56.299542]  ? entry_SYSCALL_64_after_hwframe+0x61/0xc6
 5380 12:07:49.535523  # [   56.311592] Modules linked in: fuse ip_tables cros_ec_sensors cros_ec_sensors_core industrialio_triggered_buffer kfifo_buf industrialio cros_ec_chardev cros_ec_sysfs cros_ec_lightbar cros_ec_debugfs cros_ec_sensorhub x86_pkg_temp_thermal cros_ec_dev cros_usbpd_notify
 5381 12:07:49.539044  # [   56.338046] CR2: 00007f9bc17c4000
 5382 12:07:49.545331  # [   56.347956] ---[ end trace 05348d993f728f62 ]---
 5383 12:07:49.548644  # [   56.353108] RIP: 0010:lkdtm_BUG+0x5/0x10
 5384 12:07:49.568492  # [   56.357484] Code: 89 ff e8 1e 77 a3 ff 48 c7 c0 ea ff ff ff eb de 48 c7 c0 ea ff ff ff c3 cc cc cc cc 48 c7 c0 f4 ff ff ff eb c9 0f 1f 44 00 00 <0f> 0b 66 0f 1f 84 00 00 00 00 00 0f 1f 44 00 00 83 05 a0 93 93 02
 5385 12:07:49.571820  
 5386 12:07:49.574915  # [   56.378466] RSP: 0018:ffffa7e001487e60 EFLAGS: 00010282
 5387 12:07:49.585094  # [   56.384299] RAX: ffffffff846e32b0 RBX: 0000000000000001 RCX: 0000000000000000
 5388 12:07:49.591591  # [   56.392266] RDX: 0000000000000000 RSI: ffff9d353ad9bf70 RDI: ffffffff854d0d90
 5389 12:07:49.601525  # [   56.400233] RBP: ffffffff85917418 R08: 0000000000000001 R09: 0000000000000001
 5390 12:07:49.607541  # [   56.408200] R10: 00000000ffffe000 R11: 3fffffffffffffff R12: 0000000000000004
 5391 12:07:49.617886  # [   56.416168] R13: ffffa7e001487f10 R14: ffffa7e001487f10 R15: ffff9d34c473d000
 5392 12:07:49.624238  # [   56.424136][   63.876960] lkdtm: Performing direct entry REFCOUNT_DEC_AND_TEST_NEGATIVE
 5393 12:07:49.638064   FS:  00007f9bc1795580(0000) GS:ffff9d353ad80000(0000) knlGS:000[   63.887137] lkdtm: attempting bad refcount_dec_and_test() below zero
 5394 12:07:49.641014  
 5395 12:07:49.641495  0000000000000
 5396 12:07:49.650956  # [   56.433173] CS:  0010 DS: 0000 ES: 0000 CR0:[   63.900448] ------------[ cut here ]------------
 5397 12:07:49.654250   0000000080050033
 5398 12:07:49.660885  # [   56.439588] CR2: 00007f9bc17c4000 CR3: 0[   63.911822] refcount_t: underflow; use-after-free.
 5399 12:07:49.664229  
 5400 12:07:49.667352  000000104014004 CR4: 00000000003706e0
 5401 12:07:49.677238  # EXEC_USERSPACE: saw 'ca[   63.923425] WARNING: CPU: 0 PID: 2269 at lib/refcount.c:28 refcount_warn_saturate+0xba/0x110
 5402 12:07:49.680900  ll trace:': ok
 5403 12:07:49.683935  ok 35 selftests: lkdtm: EXEC_USERSPACE.sh
 5404 12:07:49.710298  # sel[   63.939054] Modules linked in: fuse ip_tables cros_ec_sensors cros_ec_sensors_core industrialio_triggered_buffer kfifo_buf industrialio cros_ec_chardev cros_ec_sysfs cros_ec_lightbar cros_ec_debugfs cros_ec_sensorhub x86_pkg_temp_thermal cros_ec_dev cros_usbpd_notify
 5405 12:07:49.713459  ftests: lkdtm: EXEC_NULL.sh
 5406 12:07:49.713874  # Killed
 5407 12:07:49.726701  # [   56.566646] lkdtm: P[   63.971712] CPU: 0 PID: 2269 Comm: cat Tainted: G      D W         5.10.162-cip23 #1
 5408 12:07:49.729857  erforming direct entry EXEC_NULL
 5409 12:07:49.739812  # [   56.577452] lkdtm: attemp[   63.986586] Hardware name: Google Rammus/Rammus, BIOS  09/04/2020
 5410 12:07:49.743108  ting ok execution at ffffffff846e3680
 5411 12:07:49.749799  # [   56.590212] lkdtm: a[   63.999668] RIP: 0010:refcount_warn_saturate+0xba/0x110
 5412 12:07:49.756881  ttempting bad execution at 0000000000000000
 5413 12:07:49.776139  # [   56.603027] BU[   64.011665] Code: 01 01 e8 04 85 98 00 0f 0b c3 cc cc cc cc 80 3d c3 0b 94 01 00 75 85 48 c7 c7 00 77 85 85 c6 05 b3 0b 94 01 01 e8 e1 84 98 00 <0f> 0b c3 cc cc cc cc 80 3d 9e 0b 94 01 00 0f 85 5e ff ff ff 48 c7
 5414 12:07:49.779801  
 5415 12:07:49.782595  G: kernel NULL pointer dereference, address: 0000000000000000
 5416 12:07:49.789237  #[   64.038914] RSP: 0018:ffffa7e002b27e40 EFLAGS: 00010286
 5417 12:07:49.802366   [   56.617017] #PF: supervisor instruction fetch in kernel mode[   64.050953] RAX: 0000000000000000 RBX: 0000000000000031 RCX: 0000000000000000
 5418 12:07:49.805813  
 5419 12:07:49.806427  
 5420 12:07:49.809177  # [   56.623336] #PF: error_code(0x0010) - not-present page
 5421 12:07:49.818842  #[   64.065219] RDX: ffff9d353ac2c660 RSI: ffff9d353ac1bf70 RDI: ffff9d353ac1bf70
 5422 12:07:49.822285   [   56.629071] PGD 0 P4D 0 
 5423 12:07:49.831975  # [   56.631895] Oops: 0010 [#11] [   64.079397] RBP: ffffffff858bbb48 R08: 0000000000000000 R09: 0000000000000000
 5424 12:07:49.832487  SMP PTI
 5425 12:07:49.845374  # [   56.635882] CPU: 1 PID: 1861 Comm: cat Tainted: G [   64.093632] R10: 00000000ffffe000 R11: 3fffffffffffffff R12: 000000000000001f
 5426 12:07:49.851620       D W         5.10.162-cip23 #1
 5427 12:07:49.861591  # [   56.644531] Hardware na[   64.107826] R13: ffffa7e002b27f10 R14: ffffa7e002b27f10 R15: ffff9d34c3d4f000
 5428 12:07:49.865120  me: Google Rammus/Rammus, BIOS  09/04/2020
 5429 12:07:49.875005  # [   56.651336] RIP[   64.122011] FS:  00007efe002c4580(0000) GS:ffff9d353ac00000(0000) knlGS:0000000000000000
 5430 12:07:49.878582  : 0010:0x0
 5431 12:07:49.888385  # [   56.654248] Code: Unable to access opcode bytes[   64.137312] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
 5432 12:07:49.891261   at RIP 0xffffffffffffffd6.
 5433 12:07:49.904732  # [   56.661919] RSP: 0018:ffffa7e0[   64.149957] CR2: 00007efe000cd000 CR3: 0000000103030003 CR4: 00000000003706f0
 5434 12:07:49.905341  0248fe48 EFLAGS: 00010246
 5435 12:07:49.911114  # [   56.667743] RAX: 000000000000003[   64.164149] Call Trace:
 5436 12:07:49.918001  3 RBX: 0000000000000000 RCX: 0000000000000000
 5437 12:07:49.924333  # [   56.675713] [   64.173106]  __refcount_sub_and_test.constprop.0+0x3c/0x50
 5438 12:07:49.937674  RDX: 0000000000000000 RSI: ffff9d353ac9bf70 RDI: ffff9d353ac9bf7[   64.185443]  lkdtm_REFCOUNT_DEC_AND_TEST_NEGATIVE+0x3e/0x78
 5439 12:07:49.938173  0
 5440 12:07:49.947617  # [   56.683680] RBP: 0000000000000000 R08: 0000000000000000 [   64.197870]  direct_entry.cold+0x2c/0x38
 5441 12:07:49.951078  R09: 0000000000000000
 5442 12:07:49.957612  # [   56.691648] R10: 00000000ffffe000 R1[   64.208473]  full_proxy_write+0x53/0x80
 5443 12:07:49.960682  1: 3fffffffffffffff R12: 000000000000000a
 5444 12:07:49.967328  # [   56.699617] R13:[   64.218982]  vfs_write+0xe7/0x3a0
 5445 12:07:49.974082   ffffa7e00248ff10 R14: ffffa7e00248ff10 R15: ffff9d34c402c000
 5446 12:07:49.977625  #[   64.228882]  ksys_write+0x68/0xf0
 5447 12:07:49.987319   [   56.707586] FS:  00007f1f2e735580(0000) GS:ffff9d353ac80000([   64.238780]  do_syscall_64+0x30/0x40
 5448 12:07:49.990423  0000) knlGS:0000000000000000
 5449 12:07:50.000487  # [   56.716622] CS:  0010 DS: 000[   64.249033]  entry_SYSCALL_64_after_hwframe+0x61/0xc6
 5450 12:07:50.003949  0 ES: 0000 CR0: 0000000080050033
 5451 12:07:50.010144  # [   56.723038] CR2: ffffffff[   64.260879] RIP: 0033:0x7efe001da833
 5452 12:07:50.029952  [   64.271064] Code: 8b 15 61 26 0e 00 f7 d8 64 89 02 48 c7 c0 ff ff ff ff eb b7 0f 1f 00 64 8b 04 25 18 00 00 00 85 c0 75 14 b8 01 00 00 00 0f 05 <48> 3d 00 f0 ff ff 77 55 c3 0f 1f 40 00 48 83 ec 28 48 89 54 24 18
 5453 12:07:50.036528  ffffffd6 CR3: 00000001055b6006 CR4: 00000000003706e0
 5454 12:07:50.046414  # [   56.7[   64.292099] RSP: 002b:00007ffd7d3c72b8 EFLAGS: 00000246 ORIG_RAX: 0000000000000001
 5455 12:07:50.046907  31017] Call Trace:
 5456 12:07:50.060001  # [   56.733738]  execute_location+0x45/0x56[   64.306755] RAX: ffffffffffffffda RBX: 000000000000001f RCX: 00007efe001da833
 5457 12:07:50.060601  
 5458 12:07:50.062958  # [   56.738022]  direct_entry.cold+0x2c/0x38
 5459 12:07:50.066442  
 5460 12:07:50.072761  # [   56.748613[   64.320944] RDX: 000000000000001f RSI: 00007efe000cd000 RDI: 0000000000000001
 5461 12:07:50.076651  ]  full_proxy_write+0x53/0x80
 5462 12:07:50.089536  # [   56.752897]  vfs_write+0xe7/[   64.335117] RBP: 00007efe000cd000 R08: 00007efe000cc010 R09: 0000000000000000
 5463 12:07:50.090120  0x3a0
 5464 12:07:50.092895  # [   56.762805]  ksys_write+0x68/0xf0
 5465 12:07:50.102806  # [   56.766494] [   64.349301] R10: fffffffffffffbc5 R11: 0000000000000246 R12: 0000000000000001
 5466 12:07:50.105829   do_syscall_64+0x30/0x40
 5467 12:07:50.115980  # [   56.770484]  entry_SYSCALL_64_aft[   64.363529] R13: 0000000000000001 R14: 0000000000020000 R15: 0000000000020000
 5468 12:07:50.119240  er_hwframe+0x61/0xc6
 5469 12:07:50.122581  # [   56.776113] RIP: 0033:0x7f1f2e64b833
 5470 12:07:50.125839  [   64.377733] irq event stamp: 0
 5471 12:07:50.126451  
 5472 12:07:50.138625  # [   56.780101] Code: 8b 15 61 26 0e 00 f7 d8 64 89 02 48 c7 c[   64.387362] hardirqs last  enabled at (0): [<0000000000000000>] 0x0
 5473 12:07:50.155198  0 ff ff ff ff eb b7 0f 1f 00 64 8b 04 25 18 00 00 00 85 c0 75 14[   64.400568] hardirqs last disabled at (0): [<ffffffff83f00d14>] copy_process+0x664/0x1cb0
 5474 12:07:50.171828   b8 01 00 00 00 0f 05 <48> 3d 00 f0 ff ff 77 55 c3 0f 1f 40 00 4[   64.415944] softirqs last  enabled at (0): [<ffffffff83f00d14>] copy_process+0x664/0x1cb0
 5475 12:07:50.172415  8 83 ec 28 48 89 54 24 18
 5476 12:07:50.184800  # [   56.801085] RSP: 002b:00007ffec7[   64.431333] softirqs last disabled at (0): [<0000000000000000>] 0x0
 5477 12:07:50.188403  744a98 EFLAGS: 00000246 ORIG_RAX: 0000000000000001
 5478 12:07:50.194807  # [   56.809[   64.444535] ---[ end trace 05348d993f728f6f ]---
 5479 12:07:50.204783  540] RAX: ffffffffffffffda RBX: 000000000000000a RCX: 00007f1f2e[   64.455945] lkdtm: Negative detected: saturated
 5480 12:07:50.207724  64b833
 5481 12:07:50.214878  # [   56.817509] RDX: 000000000000000a RSI: 00007f1f2e53e000 RDI: 0000000000000001
 5482 12:07:50.224599  # [   56.825477] RBP: 00007f1f2e53e000 R08: 00007f1f2e53d010 R09: 0000000000000000
 5483 12:07:50.230866  # [   56.833447] R10: fffffffffffffbc5 R11: 0000000000000246 R12: 0000000000000001
 5484 12:07:50.240769  # [   56.841415] R13: 0000000000000001 R14: 0000000000020000 R15: 0000000000020000
 5485 12:07:50.267097  # [   56.849391] Modules linked in: fuse ip_tables cros_ec_sensors cros_ec_sensors_core industrialio_triggered_buffer kfifo_buf industrialio cros_ec_chardev cros_ec_sysfs cros_ec_lightbar cros_ec_debugfs cros_ec_sensorhub x86_pkg_temp_thermal cros_ec_dev cros_usbpd_notify
 5486 12:07:50.270460  # [   56.882029] CR2: 0000000000000000
 5487 12:07:50.273792  # [   56.885728] ---[ end trace 05348d993f728f63 ]---
 5488 12:07:50.276787  
 5489 12:07:50.280432  # [   56.890882] RIP: 0010:lkdtm_BUG+0x5/0x10
 5490 12:07:50.300534  # [   56.895259] Code: 89 ff e8 1e 77 a3 ff 48 c7 c0 ea ff ff ff eb de 48 c7 c0 ea ff ff ff c3 cc cc cc cc 48 c7 c0 f4 ff ff ff eb c9 0f 1f 44 00 00 <0f> 0b 66 0f 1f 84 00 00 00 00 00 0f 1f 44 00 00 83 05 a0 93 93 02
 5491 12:07:50.306809  # [   56.916243] RSP: 0018:ffffa7e001487e60 EFLAGS: 00010282
 5492 12:07:50.316529  # [   56.922066] RAX: ffffffff846e32b0 RBX: 0000000000000001 RCX: 0000000000000000
 5493 12:07:50.323631  # [   56.930036] RDX: 0000000000000000 RSI: ffff9d353ad9bf70 RDI: ffffffff854d0d90
 5494 12:07:50.333044  # [   56.938016] RBP: ffffffff85917418 R08: 0000000000000001 R09: 0000000000000001
 5495 12:07:50.339717  # [   56.945985] R10: 00000000ffffe000 R11: 3fffffffffffffff R12: 0000000000000004
 5496 12:07:50.346089  # [   56.953954] R13: ffffa7e001487f10 R14: ffffa7e001487f10 R15: ffff9d34c473d000
 5497 12:07:50.356313  # [   56.961924] FS:  00007f1f2e735580(0000) GS:ffff9d353ac80000(0000) knlGS:0000000000000000
 5498 12:07:50.362666  # [   56.970961] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
 5499 12:07:50.376416  # [   56.977378] CR2: ffffffffffffffd6 CR[   64.623545] lkdtm: Performing direct entry REFCOUNT_SUB_AND_TEST_NEGATIVE
 5500 12:07:50.382885  [   64.636382] lkdtm: attempting bad refcount_sub_and_test() below zero
 5501 12:07:50.389307  [   64.643491] ------------[ cut here ]------------
 5502 12:07:50.392340  [   64.648652] refcount_t: underflow; use-after-free.
 5503 12:07:50.396080  3: 00000001055b6006 CR4: 00000000003706e0
 5504 12:07:50.409103  # [   56.985347] BUG:[   64.654034] WARNING: CPU: 2 PID: 2304 at lib/refcount.c:28 refcount_warn_saturate+0xba/0x110
 5505 12:07:50.435382  [   64.669664] Modules linked in: fuse ip_tables cros_ec_sensors cros_ec_sensors_core industrialio_triggered_buffer kfifo_buf industrialio cros_ec_chardev cros_ec_sysfs cros_ec_lightbar cros_ec_debugfs cros_ec_sensorhub x86_pkg_temp_thermal cros_ec_dev cros_usbpd_notify
 5506 12:07:50.448594   sleeping function called from invalid context at include/linux/[   64.696120] CPU: 2 PID: 2304 Comm: cat Tainted: G      D W         5.10.162-cip23 #1
 5507 12:07:50.455232  [   64.710977] Hardware name: Google Rammus/Rammus, BIOS  09/04/2020
 5508 12:07:50.461726  [   64.717785] RIP: 0010:refcount_warn_saturate+0xba/0x110
 5509 12:07:50.485121  [   64.723620] Code: 01 01 e8 04 85 98 00 0f 0b c3 cc cc cc cc 80 3d c3 0b 94 01 00 75 85 48 c7 c7 00 77 85 85 c6 05 b3 0b 94 01 01 e8 e1 84 98 00 <0f> 0b c3 cc cc cc cc 80 3d 9e 0b 94 01 00 0f 85 5e ff ff ff 48 c7
 5510 12:07:50.488092  [   64.744602] RSP: 0018:ffffa7e002b7fe40 EFLAGS: 00010286
 5511 12:07:50.498446  [   64.750440] RAX: 0000000000000000 RBX: 0000000000000032 RCX: 0000000000000000
 5512 12:07:50.504705  [   64.758409] RDX: ffff9d353ad2c660 RSI: ffff9d353ad1bf70 RDI: ffff9d353ad1bf70
 5513 12:07:50.514507  [   64.766380] RBP: ffffffff858bbb68 R08: 0000000000000000 R09: 0000000000000000
 5514 12:07:50.521086  [   64.774350] R10: 00000000ffffe000 R11: 3fffffffffffffff R12: 000000000000001f
 5515 12:07:50.527936  [   64.782319] R13: ffffa7e002b7ff10 R14: ffffa7e002b7ff10 R15: ffff9d34c4cde000
 5516 12:07:50.537528  [   64.790290] FS:  00007f75e5b86580(0000) GS:ffff9d353ad00000(0000) knlGS:0000000000000000
 5517 12:07:50.544119  [   64.799330] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
 5518 12:07:50.554383  [   64.805748] CR2: 00007f75e598f000 CR3: 0000000103030001 CR4: 00000000003706e0
 5519 12:07:50.554979  [   64.813719] Call Trace:
 5520 12:07:50.560488  [   64.816467]  __refcount_sub_and_test.constprop.0+0x3c/0x50
 5521 12:07:50.563891  percpu-rwsem.h:49
 5522 12:07:50.573966  # [   56.995256] in_atomic(): 0, irqs_disable[   64.822601]  lkdtm_REFCOUNT_SUB_AND_TEST_NEGATIVE+0x3e/0x7b
 5523 12:07:50.577113  [   64.835032]  direct_entry.cold+0x2c/0x38
 5524 12:07:50.583952  [   64.839419]  full_proxy_write+0x53/0x80
 5525 12:07:50.587077  [   64.843703]  vfs_write+0xe7/0x3a0
 5526 12:07:50.590416  [   64.847403]  ksys_write+0x68/0xf0
 5527 12:07:50.593557  [   64.851103]  do_syscall_64+0x30/0x40
 5528 12:07:50.600473  [   64.855095]  entry_SYSCALL_64_after_hwframe+0x61/0xc6
 5529 12:07:50.603845  [   64.860735] RIP: 0033:0x7f75e5a9c833
 5530 12:07:50.623697  [   64.864726] Code: 8b 15 61 26 0e 00 f7 d8 64 89 02 48 c7 c0 ff ff ff ff eb b7 0f 1f 00 64 8b 04 25 18 00 00 00 85 c0 75 14 b8 01 00 00 00 0f 05 <48> 3d 00 f0 ff ff 77 55 c3 0f 1f 40 00 48 83 ec 28 48 89 54 24 18
 5531 12:07:50.633020  [   64.885709] RSP: 002b:00007ffd829bf538 EFLAGS: 00000246 ORIG_RAX: 0000000000000001
 5532 12:07:50.639612  [   64.894166] RAX: ffffffffffffffda RBX: 000000000000001f RCX: 00007f75e5a9c833
 5533 12:07:50.646147  d(): 1, non_block: 0, pid: 1861, name: cat
 5534 12:07:50.656081  # [   57.003710] INF[   64.902140] RDX: 000000000000001f RSI: 00007f75e598f000 RDI: 0000000000000001
 5535 12:07:50.656569  O: lockdep is turned off.
 5536 12:07:50.662923  # [   57.008088] irq event stamp: 0
 5537 12:07:50.669641  [   64.916326] RBP: 00007f75e598f000 R08: 00007f75e598e010 R09: 0000000000000000
 5538 12:07:50.676340  [   64.930515] R10: fffffffffffffbc5 R11: 0000000000000246 R12: 0000000000000001
 5539 12:07:50.686008  [   64.938518] R13: 0000000000000001 R14: 0000000000020000 R15: 0000000000020000
 5540 12:07:50.689396  [   64.946495] irq event stamp: 0
 5541 12:07:50.702429  # [   57.011492] hardirqs last  enabled at (0): [<00000000000000[   64.949930] hardirqs last  enabled at (0): [<0000000000000000>] 0x0
 5542 12:07:50.712130  [   64.963142] hardirqs last disabled at (0): [<ffffffff83f00d14>] copy_process+0x664/0x1cb0
 5543 12:07:50.722123  [   64.972337] softirqs last  enabled at (0): [<ffffffff83f00d14>] copy_process+0x664/0x1cb0
 5544 12:07:50.722750  00>] 0x0
 5545 12:07:50.735333  # [   57.018490] hardirqs last disabled at (0): [<ffff[   64.981490] softirqs last disabled at (0): [<0000000000000000>] 0x0
 5546 12:07:50.738471  [   64.994692] ---[ end trace 05348d993f728f70 ]---
 5547 12:07:50.745149  [   64.999850] lkdtm: Negative detected: saturated
 5548 12:07:50.748446  ffff83f00d14>] copy_process+0x664/0x1cb0
 5549 12:07:50.758312  # [   57.027626] softirqs last  enabled at (0): [<ffffffff83f00d14>] copy_process+0x664/0x1cb0
 5550 12:07:50.764858  # [   57.036759] softirqs last disabled at (0): [<0000000000000000>] 0x0
 5551 12:07:50.774840  # [   57.043757] CPU: 1 PID: 1861 Comm: cat Tainted: G      D W         5.10.162-cip23 #1
 5552 12:07:50.781064  # [   57.052403] Hardware name: Google Rammus/Rammus, BIOS  09/04/2020
 5553 12:07:50.784640  # [   57.059206] Call Trace:
 5554 12:07:50.787555  # [   57.061933]  dump_stack+0x77/0x9b
 5555 12:07:50.791043  # [   57.065631]  ___might_sleep.cold+0xa6/0xb6
 5556 12:07:50.794120  # [   57.070204]  exit_signals+0x1c/0x2e0
 5557 12:07:50.800637  # [   57.074193]  do_exit+0xc2/0xaf0
 5558 12:07:50.804254  # [   57.077694]  ? ksys_write+0x68/0xf0
 5559 12:07:50.807400  # [   57.081577]  rewind_stack_do_exit+0x17/0x20
 5560 12:07:50.813955  # [   57.086245] RIP: 0033:0x7f1f2e64b833
 5561 12:07:50.833992  # [   57.096446] Code: 8b 15 61 26 0e 00 f7 d8 64 89 02 48 c7 c0 ff ff ff ff eb b7 0f 1f 00 64 8b 04 25 18 00 00 00 85 c0 75 14 b8 01 00 00 00 0f 05 <48> 3d 00 f0 ff ff 77 55 c3 0f 1f 40 00 48 83 ec 28 48 89 54 24 18
 5562 12:07:50.844016  # [   57.117427] RSP: 002b:00007ffec7744a98 EFLAGS: 00000246 ORIG_RAX: 0000000000000001
 5563 12:07:50.850537  # [   57.125883] RAX: ffffffffffffffda RBX: 000000000000000a RCX: 00007f1f2e64b833
 5564 12:07:50.860391  # [   57.133853] RDX: 000000000000000a RSI: 00007f1f2e53e000 RDI: 0000000000000001
 5565 12:07:50.867039  # [   57.141822] RBP: 00007f1f2e53e000 R08: 00007f1f2e53d010 R09: 0000000000000000
 5566 12:07:50.873670  # [   57.14[   65.126709] lkdtm: Performing direct entry REFCOUNT_INC_ZERO
 5567 12:07:50.887045  9790] R10: fffffffffffffbc5 R11: 0000000000000246 R12: 000000000[   65.135597] lkdtm: attempting safe refcount_inc_not_zero() from zero
 5568 12:07:50.890137  0000001
 5569 12:07:50.897020  # [   57.157757] R13: 0000000000000001 R14: 00000000000[   65.148901] lkdtm: Good: zero detected
 5570 12:07:50.900353  20000 R15: 0000000000020000
 5571 12:07:50.903637  # EXEC_NULL: saw 'call trace:': ok
 5572 12:07:50.909944  [   65.159287] lkdtm: Correctly stayed at zero
 5573 12:07:50.916218  [   65.170172] lkdtm: attempting bad refcount_inc() from zero
 5574 12:07:50.916802  
 5575 12:07:50.919438  ok 36 selftests: lkdtm: EXEC_NULL.sh
 5576 12:07:50.925636  # selftests: lkdtm: ACCES[   65.176301] ------------[ cut here ]------------
 5577 12:07:50.928984  S_USERSPACE.sh
 5578 12:07:50.929069  # Killed
 5579 12:07:50.939055  # [   57.362191] lkdtm: Performing dir[   65.187676] refcount_t: addition on 0; use-after-free.
 5580 12:07:50.942434  ect entry ACCESS_USERSPACE
 5581 12:07:50.952154  # [   57.370843] lkdtm: attempting b[   65.199659] WARNING: CPU: 1 PID: 2336 at lib/refcount.c:25 refcount_warn_saturate+0x74/0x110
 5582 12:07:50.955650  ad read at 00007f81bfa3c000
 5583 12:07:50.985198  # [   57.376991] BUG: unable to han[   65.215268] Modules linked in: fuse ip_tables cros_ec_sensors cros_ec_sensors_core industrialio_triggered_buffer kfifo_buf industrialio cros_ec_chardev cros_ec_sysfs cros_ec_lightbar cros_ec_debugfs cros_ec_sensorhub x86_pkg_temp_thermal cros_ec_dev cros_usbpd_notify
 5584 12:07:50.991788  dle page fault for address: 00007f81bfa3c000
 5585 12:07:51.001902  # [   57.384678] #[   65.247911] CPU: 1 PID: 2336 Comm: cat Tainted: G      D W         5.10.162-cip23 #1
 5586 12:07:51.005322  PF: supervisor read access in kernel mode
 5587 12:07:51.014877  # [   57.390414] #PF:[   65.262773] Hardware name: Google Rammus/Rammus, BIOS  09/04/2020
 5588 12:07:51.017907   error_code(0x0001) - permissions violation
 5589 12:07:51.028066  # [   57.396635] PG[   65.275791] RIP: 0010:refcount_warn_saturate+0x74/0x110
 5590 12:07:51.048335  [   65.287842] Code: 01 01 e8 4a 85 98 00 0f 0b c3 cc cc cc cc 80 3d 0a 0c 94 01 00 75 cb 48 c7 c7 d0 76 85 85 c6 05 fa 0b 94 01 01 e8 27 85 98 00 <0f> 0b c3 cc cc cc cc 80 3d e9 0b 94 01 00 75 a8 48 c7 c7 a8 76 85
 5591 12:07:51.061186  D 80000001030f2067 P4D 80000001030f2067 PUD 104f61067 PMD 103186[   65.308823] RSP: 0018:ffffa7e002bdfe48 EFLAGS: 00010286
 5592 12:07:51.067827  [   65.320867] RAX: 0000000000000000 RBX: 0000000000000033 RCX: 0000000000000000
 5593 12:07:51.071247  067 PTE 1076cb067
 5594 12:07:51.074340  # [   57.406357] Oops: 0001 [#12] SMP PTI
 5595 12:07:51.080854  # [   65.328840] RDX: ffff9d353acac660 RSI: ffff9d353ac9bf70 RDI: ffff9d353ac9bf70
 5596 12:07:51.091196  [   65.343020] RBP: ffffffff858bbf09 R08: 0000000000000000 R09: 0000000000000000
 5597 12:07:51.104138  [   57.410336] CPU: 2 PID: 1896 Comm: cat Tainted: G      D W   [   65.350992] R10: 00000000ffffe000 R11: 3fffffffffffffff R12: 0000000000000012
 5598 12:07:51.110671  [   65.365169] R13: ffffa7e002bdff10 R14: ffffa7e002bdff10 R15: ffff9d34c5c80000
 5599 12:07:51.113986  
 5600 12:07:51.114600        5.10.162-cip23 #1
 5601 12:07:51.126790  # [   57.418984] Hardware name: Google [   65.373144] FS:  00007f4ed6fab580(0000) GS:ffff9d353ac80000(0000) knlGS:0000000000000000
 5602 12:07:51.133577  [   65.388391] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
 5603 12:07:51.136801  Rammus/Rammus, BIOS  09/04/2020
 5604 12:07:51.146999  # [   57.425791] RIP: 0010:lkdt[   65.394809] CR2: 00007f4ed6db4000 CR3: 000000010549a004 CR4: 00000000003706e0
 5605 12:07:51.150061  [   65.408988] Call Trace:
 5606 12:07:51.153239  m_ACCESS_USERSPACE.cold+0x41/0xa3
 5607 12:07:51.163026  # [   57.432019] Code: 00 00 [   65.411746]  lkdtm_REFCOUNT_INC_ZERO+0x99/0xc1
 5608 12:07:51.173243  00 75 64 48 83 c4 10 5d c3 cc cc cc cc 48 89 ee 48 c7 c7 90 cd 8[   65.422915]  direct_entry.cold+0x2c/0x38
 5609 12:07:51.182828  b 85 e8 b8 96 fd ff 48 c7 c7 b8 cd 8b 85 b8 de c0 de c0 <48> 03 [   65.433511]  full_proxy_write+0x53/0x80
 5610 12:07:51.189595  45 00 48 89 04 24 e8 9f 96 fd ff 48 89 ee 48 c7 c7 e0 cd 8b
 5611 12:07:51.192960  # [[   65.444028]  vfs_write+0xe7/0x3a0
 5612 12:07:51.199259     57.453009] RSP: 0018:ffffa7e00258fe48 EFLAGS: 00010246
 5613 12:07:51.202833  # [  [   65.453940]  ksys_write+0x68/0xf0
 5614 12:07:51.212161   57.458850] RAX: 00000000c0dec0de RBX: 0000000000000026 RCX: 000[   65.463861]  do_syscall_64+0x30/0x40
 5615 12:07:51.215419  0000000000000
 5616 12:07:51.225783  # [   57.473033] RDX: 0000000000000000 RSI: ffff9[   65.474065]  entry_SYSCALL_64_after_hwframe+0x61/0xc6
 5617 12:07:51.228899  d353ad1bf70 RDI: ffffffff858bcdb8
 5618 12:07:51.235473  # [   57.481016] RBP: 00007f8[   65.485921] RIP: 0033:0x7f4ed6ec1833
 5619 12:07:51.255246  [   65.496125] Code: 8b 15 61 26 0e 00 f7 d8 64 89 02 48 c7 c0 ff ff ff ff eb b7 0f 1f 00 64 8b 04 25 18 00 00 00 85 c0 75 14 b8 01 00 00 00 0f 05 <48> 3d 00 f0 ff ff 77 55 c3 0f 1f 40 00 48 83 ec 28 48 89 54 24 18
 5620 12:07:51.261846  1bfa3c000 R08: 0000000000000000 R09: 0000000000000000
 5621 12:07:51.271866  # [   57.[   65.517108] RSP: 002b:00007ffcd7c10a28 EFLAGS: 00000246 ORIG_RAX: 0000000000000001
 5622 12:07:51.278823  [   65.531773] RAX: ffffffffffffffda RBX: 0000000000000012 RCX: 00007f4ed6ec1833
 5623 12:07:51.291949  488983] R10: 00000000ffffe000 R11: 3fffffffffffffff R12: 0000000[   65.539747] RDX: 0000000000000012 RSI: 00007f4ed6db4000 RDI: 0000000000000001
 5624 12:07:51.301987  [   65.553925] RBP: 00007f4ed6db4000 R08: 00007f4ed6db3010 R09: 0000000000000000
 5625 12:07:51.302596  000000011
 5626 12:07:51.315103  # [   57.496952] R13: ffffa7e00258ff10 R14: ffffa7e00[   65.561899] R10: fffffffffffffbc5 R11: 0000000000000246 R12: 0000000000000001
 5627 12:07:51.321702  [   65.576080] R13: 0000000000000001 R14: 0000000000020000 R15: 0000000000020000
 5628 12:07:51.324749  258ff10 R15: ffff9d34c0e40000
 5629 12:07:51.331344  # [   57.504921] FS:  00007f81bfa[   65.584092] irq event stamp: 0
 5630 12:07:51.338045  [   65.593685] hardirqs last  enabled at (0): [<0000000000000000>] 0x0
 5631 12:07:51.341641  
 5632 12:07:51.344530  0d580(0000) GS:ffff9d353ad00000(0000) knlGS:0000000000000000
 5633 12:07:51.354765  # [   65.600689] hardirqs last disabled at (0): [<ffffffff83f00d14>] copy_process+0x664/0x1cb0
 5634 12:07:51.370863  [   57.513955] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033[   65.616035] softirqs last  enabled at (0): [<ffffffff83f00d14>] copy_process+0x664/0x1cb0
 5635 12:07:51.377736  [   65.631385] softirqs last disabled at (0): [<0000000000000000>] 0x0
 5636 12:07:51.378357  
 5637 12:07:51.387306  # [   57.520368] CR2: 00007f81bfa3c000 CR3: 0000000105d3e002 C[   65.638385] ---[ end trace 05348d993f728f71 ]---
 5638 12:07:51.394132  [   65.649748] lkdtm: Zero detected: saturated
 5639 12:07:51.394728  R4: 00000000003706e0
 5640 12:07:51.397085  # [   57.528337] Call Trace:
 5641 12:07:51.403674  # [   57.531072]  direct_entry.cold+0x2c/0x38
 5642 12:07:51.407198  # [   57.535451]  full_proxy_write+0x53/0x80
 5643 12:07:51.410763  # [   57.539733]  vfs_write+0xe7/0x3a0
 5644 12:07:51.414135  # [   57.543429]  ksys_write+0x68/0xf0
 5645 12:07:51.420373  # [   57.547127]  do_syscall_64+0x30/0x40
 5646 12:07:51.423859  # [   57.551116]  entry_SYSCALL_64_after_hwframe+0x61/0xc6
 5647 12:07:51.427116  
 5648 12:07:51.430333  # [   57.556753] RIP: 0033:0x7f81bf923833
 5649 12:07:51.450012  # [   57.560739] Code: 8b 15 61 26 0e 00 f7 d8 64 89 02 48 c7 c0 ff ff ff ff eb b7 0f 1f 00 64 8b 04 25 18 00 00 00 85 c0 75 14 b8 01 00 00 00 0f 05 <48> 3d 00 f0 ff ff 77 55 c3 0f 1f 40 00 48 83 ec 28 48 89 54 24 18
 5650 12:07:51.460037  # [   57.581719] RSP: 002b:00007ffce1cdb6d8 EFLAGS: 00000246 ORIG_RAX: 0000000000000001
 5651 12:07:51.466600  # [   57.590174] RAX: ffffffffffffffda RBX: 0000000000000011 RCX: 00007f81bf923833
 5652 12:07:51.476355  # [   57.598140] RDX: 0000000000000011 RSI: 00007f81bf816000 RDI: 0000000000000001
 5653 12:07:51.483081  # [   57.606108] RBP: 00007f81bf816000 R08: 00007f81bf815010 R09: 0000000000000000
 5654 12:07:51.493178  # [   57.614077] R10: fffffffffffffbc5 R11: 0000000000000246 R12: 0000000000000001
 5655 12:07:51.499537  # [   57.622047] R13: 0000000000000001 R14: 0000000000020000 R15: 0000000000020000
 5656 12:07:51.525826  # [   57.630072] Modules linked in: fuse ip_tables cros_ec_sensors cros_ec_sensors_core industrialio_triggered_buffer kfifo_buf industrialio cros_ec_chardev cros_ec_sysfs cros_ec_lightbar cros_ec_debugfs cros_ec_sensorhub x86_pkg_temp_thermal cros_ec_dev cros_usbpd_notify
 5657 12:07:51.529239  # [   57.656523] CR2: 00007f81bfa3c000
 5658 12:07:51.535762  # [   57.666431] ---[ end trace 05348d993f728f64 ]---
 5659 12:07:51.542360  # [  [   65.791282] lkdtm: Performing direct entry REFCOUNT_ADD_ZERO
 5660 12:07:51.548982  [   65.803801] lkdtm: attempting safe refcount_add_not_zero() from zero
 5661 12:07:51.555382  [   65.810910] lkdtm: Good: zero detected
 5662 12:07:51.558769  [   65.815101] lkdtm: Correctly stayed at zero
 5663 12:07:51.565157  [   65.819772] lkdtm: attempting bad refcount_add() from zero
 5664 12:07:51.568575  [   65.825899] ------------[ cut here ]------------
 5665 12:07:51.575414  [   65.831054] refcount_t: addition on 0; use-after-free.
 5666 12:07:51.585239  [   65.836817] WARNING: CPU: 3 PID: 2368 at lib/refcount.c:25 refcount_warn_saturate+0x74/0x110
 5667 12:07:51.588262   57.671584] RIP: 0010:lkdtm_BUG+0x5/0x10
 5668 12:07:51.618119  # [   57.675958] Code:[   65.846242] Modules linked in: fuse ip_tables cros_ec_sensors cros_ec_sensors_core industrialio_triggered_buffer kfifo_buf industrialio cros_ec_chardev cros_ec_sysfs cros_ec_lightbar cros_ec_debugfs cros_ec_sensorhub x86_pkg_temp_thermal cros_ec_dev cros_usbpd_notify
 5669 12:07:51.627831  [   65.878880] CPU: 3 PID: 2368 Comm: cat Tainted: G      D W         5.10.162-cip23 #1
 5670 12:07:51.634469  [   65.887531] Hardware name: Google Rammus/Rammus, BIOS  09/04/2020
 5671 12:07:51.637641  [   65.894340] RIP: 0010:refcount_warn_saturate+0x74/0x110
 5672 12:07:51.660852  [   65.900175] Code: 01 01 e8 4a 85 98 00 0f 0b c3 cc cc cc cc 80 3d 0a 0c 94 01 00 75 cb 48 c7 c7 d0 76 85 85 c6 05 fa 0b 94 01 01 e8 27 85 98 00 <0f> 0b c3 cc cc cc cc 80 3d e9 0b 94 01 00 75 a8 48 c7 c7 a8 76 85
 5673 12:07:51.667410  [   65.921156] RSP: 0018:ffffa7e002c6fe48 EFLAGS: 00010286
 5674 12:07:51.673983  [   65.927008] RAX: 0000000000000000 RBX: 0000000000000034 RCX: 0000000000000000
 5675 12:07:51.680641  [   65.934986] RDX: ffff9d353adac660 RSI: ffff9d353ad9bf70 RDI: ffff9d353ad9bf70
 5676 12:07:51.690308  [   65.942956] RBP: ffffffff858bbf1b R08: 0000000000000000 R09: 0000000000000000
 5677 12:07:51.697044  [   65.950927] R10: 00000000ffffe000 R11: 3fffffffffffffff R12: 0000000000000012
 5678 12:07:51.706845  [   65.958896] R13: ffffa7e002c6ff10 R14: ffffa7e002c6ff10 R15: ffff9d34c4d91000
 5679 12:07:51.713702  [   65.966866] FS:  00007f42659d2580(0000) GS:ffff9d353ad80000(0000) knlGS:0000000000000000
 5680 12:07:51.720143  [   65.975905] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
 5681 12:07:51.730090  [   65.982321] CR2: 00007f42657db000 CR3: 000000010275a003 CR4: 00000000003706e0
 5682 12:07:51.733231  [   65.990293] Call Trace:
 5683 12:07:51.743135   89 ff e8 1e 77 a3 ff 48 c7 c0 ea ff ff ff eb de 48 c7 c0 ea ff [   65.993027]  lkdtm_REFCOUNT_ADD_ZERO+0x99/0xc1
 5684 12:07:51.746680  [   66.004203]  direct_entry.cold+0x2c/0x38
 5685 12:07:51.752945  [   66.008607]  full_proxy_write+0x53/0x80
 5686 12:07:51.756629  [   66.012922]  vfs_write+0xe7/0x3a0
 5687 12:07:51.759704  [   66.016646]  ksys_write+0x68/0xf0
 5688 12:07:51.763014  [   66.020349]  do_syscall_64+0x30/0x40
 5689 12:07:51.769555  [   66.024364]  entry_SYSCALL_64_after_hwframe+0x61/0xc6
 5690 12:07:51.779509  ff ff c3 cc cc cc cc 48 c7 c0 f4 ff ff ff eb c9 0f 1f 44 00 00 <[   66.030023] RIP: 0033:0x7f42658e8833
 5691 12:07:51.799241  [   66.040229] Code: 8b 15 61 26 0e 00 f7 d8 64 89 02 48 c7 c0 ff ff ff ff eb b7 0f 1f 00 64 8b 04 25 18 00 00 00 85 c0 75 14 b8 01 00 00 00 0f 05 <48> 3d 00 f0 ff ff 77 55 c3 0f 1f 40 00 48 83 ec 28 48 89 54 24 18
 5692 12:07:51.809117  [   66.061211] RSP: 002b:00007ffe3fa7dbd8 EFLAGS: 00000246 ORIG_RAX: 0000000000000001
 5693 12:07:51.815888  [   66.069673] RAX: ffffffffffffffda RBX: 0000000000000012 RCX: 00007f42658e8833
 5694 12:07:51.832058  0f> 0b 66 0f 1f 84 00 00 00 00 00 0f 1f 44 00 00 83 05 a0 93 93 [   66.077643] RDX: 0000000000000012 RSI: 00007f42657db000 RDI: 0000000000000001
 5695 12:07:51.832572  02
 5696 12:07:51.845684  # [   57.696939] RSP: 0018:ffffa7e001487e60 EFLAGS: 00010282[   66.091827] RBP: 00007f42657db000 R08: 00007f42657da010 R09: 0000000000000000
 5697 12:07:51.846325  
 5698 12:07:51.858805  # [   57.702771] RAX: ffffffff846e32b0 RBX: 0000000000000001 R[   66.106024] R10: fffffffffffffbc5 R11: 0000000000000246 R12: 0000000000000001
 5699 12:07:51.868878  [   66.120211] R13: 0000000000000001 R14: 0000000000020000 R15: 0000000000020000
 5700 12:07:51.871693  [   66.128185] irq event stamp: 0
 5701 12:07:51.872180  CX: 0000000000000000
 5702 12:07:51.885063  # [   57.710740] RDX: 0000000000000000 RSI[   66.131619] hardirqs last  enabled at (0): [<0000000000000000>] 0x0
 5703 12:07:51.891324  [   66.144851] hardirqs last disabled at (0): [<ffffffff83f00d14>] copy_process+0x664/0x1cb0
 5704 12:07:51.898301  : ffff9d353ad9bf70 RDI: ffffffff854d0d90
 5705 12:07:51.908229  # [   57.718707] RBP: [   66.153990] softirqs last  enabled at (0): [<ffffffff83f00d14>] copy_process+0x664/0x1cb0
 5706 12:07:51.915106  [   66.169332] softirqs last disabled at (0): [<0000000000000000>] 0x0
 5707 12:07:51.921559  [   66.176332] ---[ end trace 05348d993f728f72 ]---
 5708 12:07:51.924798  [   66.181486] lkdtm: Zero detected: saturated
 5709 12:07:51.931055  ffffffff85917418 R08: 0000000000000001 R09: 0000000000000001
 5710 12:07:51.937743  # [   57.726675] R10: 00000000ffffe000 R11: 3fffffffffffffff R12: 0000000000000004
 5711 12:07:51.947894  # [   57.734643] R13: ffffa7e001487f10 R14: ffffa7e001487f10 R15: ffff9d34c473d000
 5712 12:07:51.957316  # [   57.742609] FS:  00007f81bfa0d580(0000) GS:ffff9d353ad00000(0000) knlGS:0000000000000000
 5713 12:07:51.963929  # [   57.751645] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
 5714 12:07:51.970702  # [   57.758067] CR2: 00007f81bfa3c000 CR3: 0000000105d3e002 CR4: 00000000003706e0
 5715 12:07:51.973894  # ACCESS_USERSPACE: saw 'call trace:': ok
 5716 12:07:51.980640  ok 37 selftests: lkdtm: ACCESS_USERSPACE.sh
 5717 12:07:51.983654  # selftests: lkdtm: ACCESS_NULL.sh
 5718 12:07:51.984141  # Killed
 5719 12:07:51.990336  # [   57.888719] lkdtm: Performing direct entry ACCESS_NULL
 5720 12:07:51.997176  # [   57.896132] lkdtm: attempting bad read at 0000000000000000
 5721 12:07:52.003624  # [   57.908481] BUG: kernel NULL pointer dereference, address: 0000000000000000
 5722 12:07:52.010130  # [   57.922467] #PF: supervisor read access in kernel mode
 5723 12:07:52.017284  # [   57.928202] #PF: error_code(0x0000) - not-present page
 5724 12:07:52.020730  # [   57.933938] PGD 0 P4D 0 
 5725 12:07:52.023695  # [   57.936765] Oops: 0000 [#13] SMP PTI
 5726 12:07:52.033538  # [   57.946967] CPU: 1 PID: 1931 Comm: cat Tainted: G      D W         5.10.162-cip23 #1
 5727 12:07:52.039872  # [   57.955615] Hardware name: Google Rammus/Rammus, BIOS  09/04/2020
 5728 12:07:52.043179  # [   57.968633] RIP: 0010:lkdtm_ACCESS_NULL+0x14/0x53
 5729 12:07:52.063132  # [   57.973884] Code: 5c 96 fd ff be 00 10 00 00 48 89 ef e8 f5 50 39 ff e9 69 ff ff ff 0f 1f 44 00 00 53 31 [   66.314639] lkdtm: Performing direct entry REFCOUNT_INC_SATURATED
 5730 12:07:52.069986  [   66.323580] lkdtm: attempting bad refcount_inc() from saturated
 5731 12:07:52.073121  [   66.330203] ------------[ cut here ]------------
 5732 12:07:52.079671  [   66.335369] refcount_t: saturated; leaking memory.
 5733 12:07:52.089414  [   66.340736] WARNING: CPU: 2 PID: 2403 at lib/refcount.c:22 refcount_warn_saturate+0x51/0x110
 5734 12:07:52.115624  [   66.350171] Modules linked in: fuse ip_tables cros_ec_sensors cros_ec_sensors_core industrialio_triggered_buffer kfifo_buf industrialio cros_ec_chardev cros_ec_sysfs cros_ec_lightbar cros_ec_debugfs cros_ec_sensorhub x86_pkg_temp_thermal cros_ec_dev cros_usbpd_notify
 5735 12:07:52.128209  f6 48 c7 c7 90 cd 8b 85 e8 36 96 fd ff <48> 8b 1c 25 00 00 00 00[   66.376631] CPU: 2 PID: 2403 Comm: cat Tainted: G      D W         5.10.162-cip23 #1
 5736 12:07:52.134996   b8 de c0 de c0 48 c7 c7 b8 cd 8b 85 48 01
 5737 12:07:52.141768  # [   58.001072] RSP[   66.391495] Hardware name: Google Rammus/Rammus, BIOS  09/04/2020
 5738 12:07:52.148234  [   66.404517] RIP: 0010:refcount_warn_saturate+0x51/0x110
 5739 12:07:52.171626  [   66.410376] Code: 84 bc 00 00 00 c3 cc cc cc cc 85 f6 74 46 80 3d 2e 0c 94 01 00 75 ee 48 c7 c7 a8 76 85 85 c6 05 1e 0c 94 01 01 e8 4a 85 98 00 <0f> 0b c3 cc cc cc cc 80 3d 0a 0c 94 01 00 75 cb 48 c7 c7 d0 76 85
 5740 12:07:52.175103  [   66.431360] RSP: 0018:ffffa7e002d1fe48 EFLAGS: 00010286
 5741 12:07:52.184878  [   66.437225] RAX: 0000000000000000 RBX: 0000000000000035 RCX: 0000000000000000
 5742 12:07:52.188080  : 0018:ffffa7e00262fe58 EFLAGS: 00010246
 5743 12:07:52.198132  # [   58.006904] RAX: [   66.445227] RDX: ffff9d353ad2c660 RSI: ffff9d353ad1bf70 RDI: ffff9d353ad1bf70
 5744 12:07:52.204967  [   66.459400] RBP: ffffffff858bbf2d R08: 0000000000000000 R09: 0000000000000000
 5745 12:07:52.214606  [   66.467371] R10: 00000000ffffe000 R11: 3fffffffffffffff R12: 0000000000000017
 5746 12:07:52.221391  [   66.475343] R13: ffffa7e002d1ff10 R14: ffffa7e002d1ff10 R15: ffff9d34c57c1000
 5747 12:07:52.231000  [   66.483316] FS:  00007fce871b7580(0000) GS:ffff9d353ad00000(0000) knlGS:0000000000000000
 5748 12:07:52.237690  [   66.492356] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
 5749 12:07:52.244359  [   66.498774] CR2: 00007fce86fc0000 CR3: 0000000104d8e004 CR4: 00000000003706e0
 5750 12:07:52.247657  [   66.506743] Call Trace:
 5751 12:07:52.254347  [   66.509476]  lkdtm_REFCOUNT_INC_SATURATED+0x3c/0x64
 5752 12:07:52.261054  000000000000002e RBX: 0000000000000027 RCX: 0000000000000000
 5753 12:07:52.263975  # [   66.514951]  direct_entry.cold+0x2c/0x38
 5754 12:07:52.267184  [   66.525538]  full_proxy_write+0x53/0x80
 5755 12:07:52.274167  [   66.529852]  vfs_write+0xe7/0x3a0
 5756 12:07:52.277442  [   66.533583]  ksys_write+0x68/0xf0
 5757 12:07:52.280881  [   66.537309]  do_syscall_64+0x30/0x40
 5758 12:07:52.287137  [   66.541330]  entry_SYSCALL_64_after_hwframe+0x61/0xc6
 5759 12:07:52.290452  [   66.546996] RIP: 0033:0x7fce870cd833
 5760 12:07:52.310123  [   66.550988] Code: 8b 15 61 26 0e 00 f7 d8 64 89 02 48 c7 c0 ff ff ff ff eb b7 0f 1f 00 64 8b 04 25 18 00 00 00 85 c0 75 14 b8 01 00 00 00 0f 05 <48> 3d 00 f0 ff ff 77 55 c3 0f 1f 40 00 48 83 ec 28 48 89 54 24 18
 5761 12:07:52.320449  [   66.572009] RSP: 002b:00007ffdf3563678 EFLAGS: 00000246 ORIG_RAX: 0000000000000001
 5762 12:07:52.333088  [   58.014872] RDX: 0000000000000000 RSI: ffff9d353ac9bf70 RDI: [   66.580477] RAX: ffffffffffffffda RBX: 0000000000000017 RCX: 00007fce870cd833
 5763 12:07:52.343342  [   66.594657] RDX: 0000000000000017 RSI: 00007fce86fc0000 RDI: 0000000000000001
 5764 12:07:52.349954  [   66.602627] RBP: 00007fce86fc0000 R08: 00007fce86fbf010 R09: 0000000000000000
 5765 12:07:52.356448  [   66.610598] R10: fffffffffffffbc5 R11: 0000000000000246 R12: 0000000000000001
 5766 12:07:52.366587  [   66.618568] R13: 0000000000000001 R14: 0000000000020000 R15: 0000000000020000
 5767 12:07:52.369352  [   66.626562] irq event stamp: 0
 5768 12:07:52.369992  ffff9d353ac9bf70
 5769 12:07:52.382841  # [   58.022840] RBP: ffffffff858bbe81 R08: 00[   66.629979] hardirqs last  enabled at (0): [<0000000000000000>] 0x0
 5770 12:07:52.392517  [   66.643188] hardirqs last disabled at (0): [<ffffffff83f00d14>] copy_process+0x664/0x1cb0
 5771 12:07:52.398943  [   66.652324] softirqs last  enabled at (0): [<ffffffff83f00d14>] copy_process+0x664/0x1cb0
 5772 12:07:52.402514  00000000000000 R09: 0000000000000000
 5773 12:07:52.412202  # [   58.030807] R10: 0000[   66.661463] softirqs last disabled at (0): [<0000000000000000>] 0x0
 5774 12:07:52.418995  0000ffffe000 R11: 3fffffffffffffff R12: 000000000000000c
 5775 12:07:52.425652  # [   [   66.674680] ---[ end trace 05348d993f728f73 ]---
 5776 12:07:52.432149  [   66.686066] lkdtm: Saturation detected: still saturated
 5777 12:07:52.438860  58.038776] R13: ffffa7e00262ff10 R14: ffffa7e00262ff10 R15: ffff9d34c5c80000
 5778 12:07:52.448959  # [   58.046744] FS:  00007f087a04f580(0000) GS:ffff9d353ac80000(0000) knlGS:0000000000000000
 5779 12:07:52.455452  # [   58.055780] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
 5780 12:07:52.461762  # [   58.062194] CR2: 0000000000000000 CR3: 0000000104d10002 CR4: 00000000003706e0
 5781 12:07:52.465094  # [   58.070162] Call Trace:
 5782 12:07:52.468345  # [   58.072890]  direct_entry.cold+0x2c/0x38
 5783 12:07:52.474857  # [   58.077269]  full_proxy_write+0x53/0x80
 5784 12:07:52.478389  # [   58.087761]  vfs_write+0xe7/0x3a0
 5785 12:07:52.481682  # [   58.091459]  ksys_write+0x68/0xf0
 5786 12:07:52.485013  # [   58.095157]  do_syscall_64+0x30/0x40
 5787 12:07:52.491788  # [   58.099144]  entry_SYSCALL_64_after_hwframe+0x61/0xc6
 5788 12:07:52.494986  # [   58.104783] RIP: 0033:0x7f0879f65833
 5789 12:07:52.517712  # [   58.108761] Code: 8b 15 61 26 0e 00 f7 d8 64 89 02 48 c7 c0 ff ff ff ff eb b7 0f 1f 00 64 8b 04 25 18 00 00 00 85 c0 75 14 b8 01 00 00 00 0f 05 <48> 3d 00 f0 ff ff 77 55 c3 0f 1f 40 00 48 83 ec 28 48 89 54 24 18
 5790 12:07:52.524385  # [   58.129731] RSP: 002b:00007ffd7d9cef58 EFLAGS: 00000246 ORIG_RAX: 0000000000000001
 5791 12:07:52.527856  
 5792 12:07:52.534320  # [   58.138176] RAX: ffffffffffffffda RBX: 000000000000000c RCX: 00007f0879f65833
 5793 12:07:52.541052  # [   58.146144] RDX: 000000000000000c RSI: 00007f0879e58000 RDI: 0000000000000001
 5794 12:07:52.551121  # [   58.154111] RBP: 00007f0879e58000 R08: 00007f0879e57010 R09: 0000000000000000
 5795 12:07:52.557818  # [   58.162079] R10: fffffffffffffbc5 R11: 0000000000000246 R12: 0000000000000001
 5796 12:07:52.567421  # [   58.170046] R13: 0000000000000001 R14: 0000000000020000 R15: 0000000000020000
 5797 12:07:52.586969  # [   58.178021] Modules linked in: fuse ip_tables cros_ec_sensors cros_ec_sensors_core industrialio_triggered_buffer kfifo_buf industr[   66.837137] lkdtm: Performing direct entry REFCOUNT_DEC_SATURATED
 5798 12:07:52.600578  ialio cros_ec_chardev cros_ec_sysfs cros_ec_lightbar cros_ec_deb[   66.847941] lkdtm: attempting bad refcount_dec() from saturated
 5799 12:07:52.610413  ugfs cros_ec_sensorhub x86_pkg_temp_thermal cros_ec_dev cros_usb[   66.860800] ------------[ cut here ]------------
 5800 12:07:52.613943  pd_notify
 5801 12:07:52.616933  # [   58.210650] CR2: 0000000000000000
 5802 12:07:52.623687  # [   58.2143[   66.872163] refcount_t: decrement hit 0; leaking memory.
 5803 12:07:52.627107  46] ---[ end trace 05348d993f728f65 ]---
 5804 12:07:52.640098  # [   58.219490] RIP: [   66.884317] WARNING: CPU: 0 PID: 2438 at lib/refcount.c:31 refcount_warn_saturate+0xfb/0x110
 5805 12:07:52.640675  0010:lkdtm_BUG+0x5/0x10
 5806 12:07:52.673202  # [   58.223866] Code: 89 ff e8 1e 77 a[   66.899966] Modules linked in: fuse ip_tables cros_ec_sensors cros_ec_sensors_core industrialio_triggered_buffer kfifo_buf industrialio cros_ec_chardev cros_ec_sysfs cros_ec_lightbar cros_ec_debugfs cros_ec_sensorhub x86_pkg_temp_thermal cros_ec_dev cros_usbpd_notify
 5807 12:07:52.686359  3 ff 48 c7 c0 ea ff ff ff eb de 48 c7 c0 ea ff ff ff c3 cc cc cc[   66.932591] CPU: 0 PID: 2438 Comm: cat Tainted: G      D W         5.10.162-cip23 #1
 5808 12:07:52.699330   cc 48 c7 c0 f4 ff ff ff eb c9 0f 1f 44 00 00 <0f> 0b 66 0f 1f 8[   66.947476] Hardware name: Google Rammus/Rammus, BIOS  09/04/2020
 5809 12:07:52.702690  4 00 00 00 00 00 0f 1f 44 00 00 83 05 a0 93 93 02
 5810 12:07:52.705822  
 5811 12:07:52.712413  # [   58.2448[   66.960503] RIP: 0010:refcount_warn_saturate+0xfb/0x110
 5812 12:07:52.715949  45] RSP: 0018:ffffa7e001487e60 EFLAGS: 00010282
 5813 12:07:52.739085  # [   58.250678[   66.972588] Code: 58 77 85 85 c6 05 8a 0b 94 01 01 e8 ba 84 98 00 0f 0b c3 cc cc cc cc 48 c7 c7 28 77 85 85 c6 05 71 0b 94 01 01 e8 a0 84 98 00 <0f> 0b c3 cc cc cc cc 66 66 2e 0f 1f 84 00 00 00 00 00 0f 1f 00 8b
 5814 12:07:52.752453  ] RAX: ffffffff846e32b0 RBX: 0000000000000001 RCX: 0000000000000[   66.999755] RSP: 0018:ffffa7e002d97e48 EFLAGS: 00010286
 5815 12:07:52.753025  000
 5816 12:07:52.765571  # [   58.258644] RDX: 0000000000000000 RSI: ffff9d353ad9bf7[   67.011832] RAX: 0000000000000000 RBX: 0000000000000036 RCX: 0000000000000000
 5817 12:07:52.768712  0 RDI: ffffffff854d0d90
 5818 12:07:52.778805  # [   58.266612] RBP: ffffffff85917418 [   67.026021] RDX: ffff9d353ac2c660 RSI: ffff9d353ac1bf70 RDI: ffff9d353ac1bf70
 5819 12:07:52.782095  R08: 0000000000000001 R09: 0000000000000001
 5820 12:07:52.791793  # [   58.274581] R1[   67.040238] RBP: ffffffff858bbf44 R08: 0000000000000000 R09: 0000000000000000
 5821 12:07:52.798734  0: 00000000ffffe000 R11: 3fffffffffffffff R12: 0000000000000004
 5822 12:07:52.808487  [   67.054381] R10: 00000000ffffe000 R11: 3fffffffffffffff R12: 0000000000000017
 5823 12:07:52.809065  
 5824 12:07:52.821406  # [   58.282549] R13: ffffa7e001487f10 R14: ffffa7e001487f10 R1[   67.068566] R13: ffffa7e002d97f10 R14: ffffa7e002d97f10 R15: ffff9d34c3031000
 5825 12:07:52.824830  5: ffff9d34c473d000
 5826 12:07:52.837701  # [   58.290517] FS:  00007f087a04f580(0000[   67.082748] FS:  00007f70acc2e580(0000) GS:ffff9d353ac00000(0000) knlGS:0000000000000000
 5827 12:07:52.841177  ) GS:ffff9d353ac80000(0000) knlGS:0000000000000000
 5828 12:07:52.848013  # [   58.299[   67.098030] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
 5829 12:07:52.851217  
 5830 12:07:52.854379  552] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
 5831 12:07:52.864275  # [   58[   67.110663] CR2: 00007f70aca37000 CR3: 0000000104e88002 CR4: 00000000003706f0
 5832 12:07:52.871079  .305966] CR2: 0000000000000000 CR3: 0000000104d10002 CR4: 000000[   67.124863] Call Trace:
 5833 12:07:52.874393  
 5834 12:07:52.874877  00003706e0
 5835 12:07:52.884026  # [   58.313932] BUG: sleeping function called from [   67.133808]  lkdtm_REFCOUNT_DEC_SATURATED+0x37/0x5f
 5836 12:07:52.890680  invalid context at include/linux/percpu-rwsem.h:49
 5837 12:07:52.893862  # [   58.323[   67.145543]  direct_entry.cold+0x2c/0x38
 5838 12:07:52.903711  842] in_atomic(): 0, irqs_disabled(): 1, non_block: 0, pid: 1931[   67.156076]  full_proxy_write+0x53/0x80
 5839 12:07:52.907032  , name: cat
 5840 12:07:52.910628  # [   58.332286] INFO: lockdep is turned off.
 5841 12:07:52.914102  # [ [   67.166592]  vfs_write+0xe7/0x3a0
 5842 12:07:52.916943    58.336661] irq event stamp: 0
 5843 12:07:52.923825  # [   58.340073] hardirqs last [   67.176462]  ksys_write+0x68/0xf0
 5844 12:07:52.930543   enabled at (0): [<0000000000000000>] 0x0
 5845 12:07:52.936920  # [   58.347071] hard[   67.186375]  do_syscall_64+0x30/0x40
 5846 12:07:52.947019  irqs last disabled at (0): [<ffffffff83f00d14>] copy_process+0x6[   67.196569]  entry_SYSCALL_64_after_hwframe+0x61/0xc6
 5847 12:07:52.947607  64/0x1cb0
 5848 12:07:52.956892  # [   58.356205] softirqs last  enabled at (0): [<fff[   67.208431] RIP: 0033:0x7f70acb44833
 5849 12:07:52.960346  fffff83f00d14>] copy_process+0x664/0x1cb0
 5850 12:07:52.963394  
 5851 12:07:52.983258  # [   58.365338] soft[   67.218646] Code: 8b 15 61 26 0e 00 f7 d8 64 89 02 48 c7 c0 ff ff ff ff eb b7 0f 1f 00 64 8b 04 25 18 00 00 00 85 c0 75 14 b8 01 00 00 00 0f 05 <48> 3d 00 f0 ff ff 77 55 c3 0f 1f 40 00 48 83 ec 28 48 89 54 24 18
 5852 12:07:52.990292  irqs last disabled at (0): [<0000000000000000>] 0x0
 5853 12:07:52.999880  # [   58.37[   67.245852] RSP: 002b:00007fff58bdaf28 EFLAGS: 00000246 ORIG_RAX: 0000000000000001
 5854 12:07:53.013064  2334] CPU: 1 PID: 1931 Comm: cat Tainted: G      D W         5.1[   67.260544] RAX: ffffffffffffffda RBX: 0000000000000017 RCX: 00007f70acb44833
 5855 12:07:53.016034  0.162-cip23 #1
 5856 12:07:53.029394  # [   58.380980] Hardware name: Google Rammus/Ra[   67.274741] RDX: 0000000000000017 RSI: 00007f70aca37000 RDI: 0000000000000001
 5857 12:07:53.029982  mmus, BIOS  09/04/2020
 5858 12:07:53.032669  # [   58.387783] Call Trace:
 5859 12:07:53.042363  # [   58.3[   67.288947] RBP: 00007f70aca37000 R08: 00007f70aca36010 R09: 0000000000000000
 5860 12:07:53.045945  90510]  dump_stack+0x77/0x9b
 5861 12:07:53.055798  # [   58.394210]  ___might_sleep.c[   67.303130] R10: fffffffffffffbc5 R11: 0000000000000246 R12: 0000000000000001
 5862 12:07:53.059030  old+0xa6/0xb6
 5863 12:07:53.062581  # [   58.398782]  exit_signals+0x1c/0x2e0
 5864 12:07:53.069237  # [   [   67.317282] R13: 0000000000000001 R14: 0000000000020000 R15: 0000000000020000
 5865 12:07:53.072181  58.402760]  do_exit+0xc2/0xaf0
 5866 12:07:53.079000  # [   58.406263]  ? ksys_write+0[   67.331516] irq event stamp: 0
 5867 12:07:53.082495  x68/0xf0
 5868 12:07:53.085566  # [   58.410146]  rewind_stack_do_exit+0x17/0x20
 5869 12:07:53.091929  # [ [   67.341120] hardirqs last  enabled at (0): [<0000000000000000>] 0x0
 5870 12:07:53.098552    58.414813] RIP: 0033:0x7f0879f65833
 5871 12:07:53.108732  # [   58.418800] Code: 8b[   67.354336] hardirqs last disabled at (0): [<ffffffff83f00d14>] copy_process+0x664/0x1cb0
 5872 12:07:53.124940   15 61 26 0e 00 f7 d8 64 89 02 48 c7 c0 ff ff ff ff eb b7 0f 1f [   67.369727] softirqs last  enabled at (0): [<ffffffff83f00d14>] copy_process+0x664/0x1cb0
 5873 12:07:53.138340  00 64 8b 04 25 18 00 00 00 85 c0 75 14 b8 01 00 00 00 0f 05 <48>[   67.385108] softirqs last disabled at (0): [<0000000000000000>] 0x0
 5874 12:07:53.144534   3d 00 f0 ff ff 77 55 c3 0f 1f 40 00 48 83 ec 28 48 89 54 24 18
 5875 12:07:53.147934  [   67.398327] ---[ end trace 05348d993f728f74 ]---
 5876 12:07:53.148414  
 5877 12:07:53.161567  # [   58.439781] RSP: 002b:00007ffd7d9cef58 EFLAGS: 00000246 OR[   67.409719] lkdtm: Saturation detected: still saturated
 5878 12:07:53.164429  IG_RAX: 0000000000000001
 5879 12:07:53.171038  # [   58.448227] RAX: ffffffffffffffda RBX: 000000000000000c RCX: 00007f0879f65833
 5880 12:07:53.181260  # [   58.456195] RDX: 000000000000000c RSI: 00007f0879e58000 RDI: 0000000000000001
 5881 12:07:53.187777  # [   58.464161] RBP: 00007f0879e58000 R08: 00007f0879e57010 R09: 0000000000000000
 5882 12:07:53.194132  # [   58.472128] R10: fffffffffffffbc5 R11: 0000000000000246 R12: 0000000000000001
 5883 12:07:53.197520  
 5884 12:07:53.203863  # [   58.480095] R13: 0000000000000001 R14: 0000000000020000 R15: 0000000000020000
 5885 12:07:53.207244  # ACCESS_NULL: saw 'call trace:': ok
 5886 12:07:53.210565  ok 38 selftests: lkdtm: ACCESS_NULL.sh
 5887 12:07:53.213757  # selftests: lkdtm: WRITE_RO.sh
 5888 12:07:53.217046  # Killed
 5889 12:07:53.220519  # [   58.640848] lkdtm: Performing direct entry WRITE_RO
 5890 12:07:53.227107  # [   58.648942] lkdtm: attempting bad rodata write at ffffffff854d1210
 5891 12:07:53.236914  # [   58.655880] BUG: unable to handle page fault for address: ffffffff854d1210
 5892 12:07:53.243674  # [   58.663570] #PF: supervisor write access in kernel mode
 5893 12:07:53.250021  # [   58.675625] #PF: error_code(0x0003) - permissions violation
 5894 12:07:53.256931  # [   58.681848] PGD 15b429067 P4D 15b429067 PUD 15b42a063 PMD 800000015ae000e1 
 5895 12:07:53.260090  # [   58.695846] Oops: 0003 [#14] SMP PTI
 5896 12:07:53.269966  # [   58.699836] CPU: 2 PID: 1966 Comm: cat Tainted: G      D W         5.10.162-cip23 #1
 5897 12:07:53.276421  # [   58.708486] Hardware name: Google Rammus/Rammus, BIOS  09/04/2020
 5898 12:07:53.283050  # [   58.715293] RIP: 0010:lkdtm_WRITE_RO+0x2e/0x3a
 5899 12:07:53.302894  # [   58.720250] Code: 00 48 c7 c7 70 cc 8b 85 48 c7 c6 10 12 4d 85 e8 e0 98 fd ff 48 8b 05 1f e9 75 00 ba 34 12 cd ab 48 c7 c7 a0 cc 8b 85 48 31 d0 <48> 89 05 09 e9 75 00 e9 be 98 fd ff 0f 1f 44 00 00 48 8b 05 18 6a
 5900 12:07:53.309419  # [   58.741230] RSP: 0018:ffffa7e002677e60 EFLAGS: 00010202
 5901 12:07:53.315566  # [   58.747069] RAX: 000000000198b861 RBX: 0000000000000028 RCX: 0000000000000000
 5902 12:07:53.325397  # [   58.755038] RDX: 00000000abcd1234 RSI: ffff9d353ad1bf70 RDI: ffffffff858bcca0
 5903 12:07:53.335792  # [   58.763024] RBP: ffffffff85[   67.586461] lkdtm: Performing direct entry REFCOUNT_ADD_SATURATED
 5904 12:07:53.338809  8bbe8d R08: 0000000000000000 R09: 0000000000000000
 5905 12:07:53.348566  # [   58.770[   67.596520] lkdtm: attempting bad refcount_dec() from saturated
 5906 12:07:53.358649  995] R10: 00000000ffffe000 R11: 3fffffffffffffff R12: 0000000000[   67.609350] ------------[ cut here ]------------
 5907 12:07:53.365411  [   67.620716] refcount_t: saturated; leaking memory.
 5908 12:07:53.365680  000009
 5909 12:07:53.382076  # [   58.778964] R13: ffffa7e002677f10 R14: ffffa7e00267[   67.626098] WARNING: CPU: 1 PID: 2473 at lib/refcount.c:22 refcount_warn_saturate+0x51/0x110
 5910 12:07:53.382681  7f10 R15: ffff9d34c29da000
 5911 12:07:53.411423  # [   58.786935] FS:  00007f8bbc00a5[   67.641704] Modules linked in: fuse ip_tables cros_ec_sensors cros_ec_sensors_core industrialio_triggered_buffer kfifo_buf industrialio cros_ec_chardev cros_ec_sysfs cros_ec_lightbar cros_ec_debugfs cros_ec_sensorhub x86_pkg_temp_thermal cros_ec_dev cros_usbpd_notify
 5912 12:07:53.415002  
 5913 12:07:53.418114  80(0000) GS:ffff9d353ad00000(0000) knlGS:0000000000000000
 5914 12:07:53.428429  # [  [   67.674342] CPU: 1 PID: 2473 Comm: cat Tainted: G      D W         5.10.162-cip23 #1
 5915 12:07:53.434666   58.795972] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
 5916 12:07:53.441097  #[   67.689205] Hardware name: Google Rammus/Rammus, BIOS  09/04/2020
 5917 12:07:53.454677   [   58.802388] CR2: ffffffff854d1210 CR3: 0000000103fc2006 CR4:[   67.702226] RIP: 0010:refcount_warn_saturate+0x51/0x110
 5918 12:07:53.455260   00000000003706e0
 5919 12:07:53.457840  # [   58.810359] Call Trace:
 5920 12:07:53.481216  # [   58.813086[   67.714276] Code: 84 bc 00 00 00 c3 cc cc cc cc 85 f6 74 46 80 3d 2e 0c 94 01 00 75 ee 48 c7 c7 a8 76 85 85 c6 05 1e 0c 94 01 01 e8 4a 85 98 00 <0f> 0b c3 cc cc cc cc 80 3d 0a 0c 94 01 00 75 cb 48 c7 c7 d0 76 85
 5921 12:07:53.484088  ]  direct_entry.cold+0x2c/0x38
 5922 12:07:53.493905  # [   58.817458]  full_proxy_wri[   67.741493] RSP: 0018:ffffa7e002e1fe48 EFLAGS: 00010286
 5923 12:07:53.494559  te+0x53/0x80
 5924 12:07:53.497310  # [   58.821739]  vfs_write+0xe7/0x3a0
 5925 12:07:53.506902  # [   58.8[   67.753523] RAX: 0000000000000000 RBX: 0000000000000037 RCX: 0000000000000000
 5926 12:07:53.510348  25426]  ksys_write+0x68/0xf0
 5927 12:07:53.520089  # [   58.829124]  do_syscall_64+0x[   67.767708] RDX: ffff9d353acac660 RSI: ffff9d353ac9bf70 RDI: ffff9d353ac9bf70
 5928 12:07:53.520640  30/0x40
 5929 12:07:53.533369  # [   58.833112]  entry_SYSCALL_64_after_hwframe+0x61/0[   67.781892] RBP: ffffffff858bbf5b R08: 0000000000000000 R09: 0000000000000000
 5930 12:07:53.536696  
 5931 12:07:53.537172  xc6
 5932 12:07:53.539992  # [   58.838752] RIP: 0033:0x7f8bbbf20833
 5933 12:07:53.549613  # [   58.842740][   67.796080] R10: 00000000ffffe000 R11: 3fffffffffffffff R12: 0000000000000017
 5934 12:07:53.563043   Code: 8b 15 61 26 0e 00 f7 d8 64 89 02 48 c7 c0 ff ff ff ff eb [   67.810264] R13: ffffa7e002e1ff10 R14: ffffa7e002e1ff10 R15: ffff9d34c32fc000
 5935 12:07:53.579201  b7 0f 1f 00 64 8b 04 25 18 00 00 00 85 c0 75 14 b8 01 00 00 00 0[   67.824448] FS:  00007f0f8de22580(0000) GS:ffff9d353ac80000(0000) knlGS:0000000000000000
 5936 12:07:53.592896  f 05 <48> 3d 00 f0 ff ff 77 55 c3 0f 1f 40 00 48 83 ec 28 48 89 [   67.839701] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
 5937 12:07:53.593486  54 24 18
 5938 12:07:53.605679  # [   58.863721] RSP: 002b:00007ffd8053ae68 EFLAGS: 00[   67.852334] CR2: 00007f0f8dc2b000 CR3: 0000000104c64001 CR4: 00000000003706e0
 5939 12:07:53.608922  [   67.866516] Call Trace:
 5940 12:07:53.612179  000246 ORIG_RAX: 0000000000000001
 5941 12:07:53.618775  # [   58.872176] RAX: fffffff[   67.869252]  lkdtm_REFCOUNT_ADD_SATURATED+0x3c/0x64
 5942 12:07:53.625375  fffffffda RBX: 0000000000000009 RCX: 00007f8bbbf20833
 5943 12:07:53.631998  # [   58.[   67.880912]  direct_entry.cold+0x2c/0x38
 5944 12:07:53.641605  880144] RDX: 0000000000000009 RSI: 00007f8bbbe13000 RDI: 0000000[   67.891508]  full_proxy_write+0x53/0x80
 5945 12:07:53.642132  000000001
 5946 12:07:53.651614  # [   58.888113] RBP: 00007f8bbbe13000 R08: 00007f8bb[   67.902022]  vfs_write+0xe7/0x3a0
 5947 12:07:53.655031  be12010 R09: 0000000000000000
 5948 12:07:53.661504  # [   58.896081] R10: fffffffffff[   67.911938]  ksys_write+0x68/0xf0
 5949 12:07:53.665031  ffbc5 R11: 0000000000000246 R12: 0000000000000001
 5950 12:07:53.671291  # [   58.9040[   67.921854]  do_syscall_64+0x30/0x40
 5951 12:07:53.681808  69] R13: 0000000000000001 R14: 0000000000020000 R15: 00000000000[   67.932095]  entry_SYSCALL_64_after_hwframe+0x61/0xc6
 5952 12:07:53.684671  20000
 5953 12:07:53.694815  # [   58.912033] Modules linked in: fuse ip_tables cros_e[   67.943960] RIP: 0033:0x7f0f8dd38833
 5954 12:07:53.721432  c_sensors cros_ec_sensors_core industrialio_triggered_buffer kfi[   67.954162] Code: 8b 15 61 26 0e 00 f7 d8 64 89 02 48 c7 c0 ff ff ff ff eb b7 0f 1f 00 64 8b 04 25 18 00 00 00 85 c0 75 14 b8 01 00 00 00 0f 05 <48> 3d 00 f0 ff ff 77 55 c3 0f 1f 40 00 48 83 ec 28 48 89 54 24 18
 5955 12:07:53.734196  fo_buf industrialio cros_ec_chardev cros_ec_sysfs cros_ec_lightb[   67.981383] RSP: 002b:00007ffeb2d54188 EFLAGS: 00000246 ORIG_RAX: 0000000000000001
 5956 12:07:53.750431  ar cros_ec_debugfs cros_ec_sensorhub x86_pkg_temp_thermal cros_e[   67.996033] RAX: ffffffffffffffda RBX: 0000000000000017 RCX: 00007f0f8dd38833
 5957 12:07:53.757144  [   68.010215] RDX: 0000000000000017 RSI: 00007f0f8dc2b000 RDI: 0000000000000001
 5958 12:07:53.760898  c_dev cros_usbpd_notify
 5959 12:07:53.764025  # [   58.944666] CR2: ffffffff854d1210
 5960 12:07:53.770600  [   68.018188] RBP: 00007f0f8dc2b000 R08: 00007f0f8dc2a010 R09: 0000000000000000
 5961 12:07:53.780441  [   68.032367] R10: fffffffffffffbc5 R11: 0000000000000246 R12: 0000000000000001
 5962 12:07:53.781032  
 5963 12:07:53.783718  # [   58.948363] ---[ end trace 05348d993f728f66 ]---
 5964 12:07:53.793515  # [   58[   68.040341] R13: 0000000000000001 R14: 0000000000020000 R15: 0000000000020000
 5965 12:07:53.797183  .953518] RIP: 0010:lkdtm_BUG+0x5/0x10
 5966 12:07:53.803596  # [   58.957893] Code: 89[   68.054544] irq event stamp: 0
 5967 12:07:53.810275  [   68.064145] hardirqs last  enabled at (0): [<0000000000000000>] 0x0
 5968 12:07:53.826718   ff e8 1e 77 a3 ff 48 c7 c0 ea ff ff ff eb de 48 c7 c0 ea ff ff [   68.071149] hardirqs last disabled at (0): [<ffffffff83f00d14>] copy_process+0x664/0x1cb0
 5969 12:07:53.832918  [   68.086492] softirqs last  enabled at (0): [<ffffffff83f00d14>] copy_process+0x664/0x1cb0
 5970 12:07:53.846323  ff c3 cc cc cc cc 48 c7 c0 f4 ff ff ff eb c9 0f 1f 44 00 00 <0f>[   68.095630] softirqs last disabled at (0): [<0000000000000000>] 0x0
 5971 12:07:53.852995  [   68.108836] ---[ end trace 05348d993f728f75 ]---
 5972 12:07:53.859160   0b 66 0f 1f 84 00 00 00 00 00 0f 1f 44 00 00 83 05 a0 93 93 02
 5973 12:07:53.866005  [   68.114017] lkdtm: Saturation detected: still saturated
 5974 12:07:53.866531  
 5975 12:07:53.872358  # [   58.978875] RSP: 0018:ffffa7e001487e60 EFLAGS: 00010282
 5976 12:07:53.879276  # [   58.984699] RAX: ffffffff846e32b0 RBX: 0000000000000001 RCX: 0000000000000000
 5977 12:07:53.885815  # [   58.992667] RDX: 0000000000000000 RSI: ffff9d353ad9bf70 RDI: ffffffff854d0d90
 5978 12:07:53.888929  
 5979 12:07:53.895596  # [   59.000638] RBP: ffffffff85917418 R08: 0000000000000001 R09: 0000000000000001
 5980 12:07:53.902346  # [   59.008606] R10: 00000000ffffe000 R11: 3fffffffffffffff R12: 0000000000000004
 5981 12:07:53.912104  # [   59.016576] R13: ffffa7e001487f10 R14: ffffa7e001487f10 R15: ffff9d34c473d000
 5982 12:07:53.922167  # [   59.024546] FS:  00007f8bbc00a580(0000) GS:ffff9d353ad00000(0000) knlGS:0000000000000000
 5983 12:07:53.928434  # [   59.033583] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
 5984 12:07:53.934707  # [   59.040017] CR2: ffffffff854d1210 CR3: 0000000103fc2006 CR4: 00000000003706e0
 5985 12:07:53.937988  # WRITE_RO: saw 'call trace:': ok
 5986 12:07:53.941577  ok 39 selftests: lkdtm: WRITE_RO.sh
 5987 12:07:53.948189  # selftests: lkdtm: WRITE_RO_AFTER_INIT.sh
 5988 12:07:53.948273  # Killed
 5989 12:07:53.954640  # [   59.168284] lkdtm: Performing direct entry WRITE_RO_AFTER_INIT
 5990 12:07:53.961417  # [   59.178843] lkdtm: attempting bad ro_after_init write at ffffffff85939330
 5991 12:07:53.971072  # [   59.192657] BUG: unable to handle page fault for address: ffffffff85939330
 5992 12:07:53.974647  # [   59.206535] #PF: supervisor write access in kernel mode
 5993 12:07:53.980995  # [   59.212370] #PF: error_code(0x0003) - permissions violation
 5994 12:07:53.991067  # [   59.218593] PGD 15b429067 P4D 15b429067 PUD 15b42a063 PMD 104a5c063 PTE 800000015b339061
 5995 12:07:54.004392  # [   59.233852] Oops: 0003 [#15] S[   68.253200] lkdtm: Performing direct entry REFCOUNT_INC_NOT_ZERO_SATURATED
 5996 12:07:54.004501  MP PTI
 5997 12:07:54.017310  # [   59.237841] CPU: 1 PID: 2001 Comm: cat Tainted: G  [   68.264277] lkdtm: attempting bad refcount_inc_not_zero() from saturated
 5998 12:07:54.020743  [   68.277980] ------------[ cut here ]------------
 5999 12:07:54.027607  [   68.283142] refcount_t: saturated; leaking memory.
 6000 12:07:54.037641  [   68.288501] WARNING: CPU: 3 PID: 2505 at lib/refcount.c:19 refcount_warn_saturate+0x97/0x110
 6001 12:07:54.040682      D W         5.10.162-cip23 #1
 6002 12:07:54.070595  # [   59.246479] Hardware nam[   68.297953] Modules linked in: fuse ip_tables cros_ec_sensors cros_ec_sensors_core industrialio_triggered_buffer kfifo_buf industrialio cros_ec_chardev cros_ec_sysfs cros_ec_lightbar cros_ec_debugfs cros_ec_sensorhub x86_pkg_temp_thermal cros_ec_dev cros_usbpd_notify
 6003 12:07:54.076785  [   68.330648] CPU: 3 PID: 2505 Comm: cat Tainted: G      D W         5.10.162-cip23 #1
 6004 12:07:54.083763  e: Google Rammus/Rammus, BIOS  09/04/2020
 6005 12:07:54.090332  # [   59.253286] RIP:[   68.339309] Hardware name: Google Rammus/Rammus, BIOS  09/04/2020
 6006 12:07:54.096867  [   68.352321] RIP: 0010:refcount_warn_saturate+0x97/0x110
 6007 12:07:54.116693  [   68.358158] Code: 01 01 e8 27 85 98 00 0f 0b c3 cc cc cc cc 80 3d e9 0b 94 01 00 75 a8 48 c7 c7 a8 76 85 85 c6 05 d9 0b 94 01 01 e8 04 85 98 00 <0f> 0b c3 cc cc cc cc 80 3d c3 0b 94 01 00 75 85 48 c7 c7 00 77 85
 6008 12:07:54.123260  [   68.379138] RSP: 0018:ffffa7e002e9fe38 EFLAGS: 00010282
 6009 12:07:54.132831  [   68.384974] RAX: 0000000000000000 RBX: 00000000c0000000 RCX: 0000000000000000
 6010 12:07:54.139715  [   68.392943] RDX: ffff9d353adac660 RSI: ffff9d353ad9bf70 RDI: ffff9d353ad9bf70
 6011 12:07:54.146018  [   68.400913] RBP: ffffffff858bbb88 R08: 0000000000000000 R09: 0000000000000000
 6012 12:07:54.156190  [   68.408883] R10: 00000000ffffe000 R11: 3fffffffffffffff R12: 0000000000000020
 6013 12:07:54.163079  [   68.416852] R13: ffffa7e002e9ff10 R14: ffffa7e002e9ff10 R15: ffff9d34c3296000
 6014 12:07:54.172748  [   68.424823] FS:  00007f4c3ba43580(0000) GS:ffff9d353ad80000(0000) knlGS:0000000000000000
 6015 12:07:54.179302  [   68.433862] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
 6016 12:07:54.185886  [   68.440278] CR2: 00007f4c3b84c000 CR3: 0000000104e38003 CR4: 00000000003706e0
 6017 12:07:54.189499  [   68.448248] Call Trace:
 6018 12:07:54.195937  [   68.450977]  __refcount_add_not_zero.constprop.0+0x2a/0x35
 6019 12:07:54.202236  [   68.457129]  lkdtm_REFCOUNT_INC_NOT_ZERO_SATURATED+0x3e/0x76
 6020 12:07:54.205693  [   68.463448]  direct_entry.cold+0x2c/0x38
 6021 12:07:54.212274  [   68.467829]  full_proxy_write+0x53/0x80
 6022 12:07:54.215518  [   68.472136]  vfs_write+0xe7/0x3a0
 6023 12:07:54.218781  [   68.475857]  ksys_write+0x68/0xf0
 6024 12:07:54.222386  [   68.479558]  do_syscall_64+0x30/0x40
 6025 12:07:54.229007  [   68.483548]  entry_SYSCALL_64_after_hwframe+0x61/0xc6
 6026 12:07:54.232261  [   68.489191] RIP: 0033:0x7f4c3b959833
 6027 12:07:54.251760  [   68.493181] Code: 8b 15 61 26 0e 00 f7 d8 64 89 02 48 c7 c0 ff ff ff ff eb b7 0f 1f 00 64 8b 04 25 18 00 00 00 85 c0 75 14 b8 01 00 00 00 0f 05 <48> 3d 00 f0 ff ff 77 55 c3 0f 1f 40 00 48 83 ec 28 48 89 54 24 18
 6028 12:07:54.261962  [   68.514162] RSP: 002b:00007ffe782b3ed8 EFLAGS: 00000246 ORIG_RAX: 0000000000000001
 6029 12:07:54.268414  [   68.522618] RAX: ffffffffffffffda RBX: 0000000000000020 RCX: 00007f4c3b959833
 6030 12:07:54.278172  [   68.530588] RDX: 0000000000000020 RSI: 00007f4c3b84c000 RDI: 0000000000000001
 6031 12:07:54.281357   0010:lkdtm_WRITE_RO_AFTER_INIT+0x4e/0x5a
 6032 12:07:54.291177  # [   59.259313] Code[   68.538560] RBP: 00007f4c3b84c000 R08: 00007f4c3b84b010 R09: 0000000000000000
 6033 12:07:54.304318  : cc 8b 85 e9 92 98 fd ff 48 c7 c7 f8 cc 8b 85 e8 86 98 fd ff 48[   68.552745] R10: fffffffffffffbc5 R11: 0000000000000246 R12: 0000000000000001
 6034 12:07:54.314238  [   68.566931] R13: 0000000000000001 R14: 0000000000020000 R15: 0000000000020000
 6035 12:07:54.317780  [   68.574905] irq event stamp: 0
 6036 12:07:54.330941   8b 05 e5 69 bc 00 ba 34 12 cd ab 48 c7 c7 a0 cc 8b 85 48 31 d0 [   68.578338] hardirqs last  enabled at (0): [<0000000000000000>] 0x0
 6037 12:07:54.340766  [   68.591548] hardirqs last disabled at (0): [<ffffffff83f00d14>] copy_process+0x664/0x1cb0
 6038 12:07:54.347533  [   68.600685] softirqs last  enabled at (0): [<ffffffff83f00d14>] copy_process+0x664/0x1cb0
 6039 12:07:54.357198  [   68.609821] softirqs last disabled at (0): [<0000000000000000>] 0x0
 6040 12:07:54.360630  [   68.616819] ---[ end trace 05348d993f728f76 ]---
 6041 12:07:54.367220  [   68.621976] lkdtm: Saturation detected: still saturated
 6042 12:07:54.373862  <48> 89 05 cf 69 bc 00 e9 64 98 fd ff 0f 1f 44 00 00 41 54 48 c7 c7
 6043 12:07:54.380243  # [   59.286502] RSP: 0018:ffffa7e00272fe60 EFLAGS: 00010202
 6044 12:07:54.387188  # [   59.292324] RAX: 00000000fe67479e RBX: 0000000000000029 RCX: 0000000000000000
 6045 12:07:54.396804  # [   59.300291] RDX: 00000000abcd1234 RSI: ffff9d353ac9bf70 RDI: ffffffff858bcca0
 6046 12:07:54.403554  # [   59.308258] RBP: ffffffff858bbe96 R08: 0000000000000000 R09: 0000000000000000
 6047 12:07:54.413469  # [   59.316225] R10: 00000000ffffe000 R11: 3fffffffffffffff R12: 0000000000000014
 6048 12:07:54.419799  # [   59.324191] R13: ffffa7e00272ff10 R14: ffffa7e00272ff10 R15: ffff9d34c3fbc000
 6049 12:07:54.429453  # [   59.332158] FS:  00007f4f1dfc8580(0000) GS:ffff9d353ac80000(0000) knlGS:0000000000000000
 6050 12:07:54.436041  # [   59.341191] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
 6051 12:07:54.442768  # [   59.347603] CR2: ffffffff85939330 CR3: 00000001055cc001 CR4: 00000000003706e0
 6052 12:07:54.445990  # [   59.355571] Call Trace:
 6053 12:07:54.452439  # [   59.358297]  direct_entry.cold+0x2c/0x38
 6054 12:07:54.456163  # [   59.362675]  full_proxy_write+0x53/0x80
 6055 12:07:54.459217  # [   59.366955]  vfs_write+0xe7/0x3a0
 6056 12:07:54.462529  # [   59.376863]  ksys_write+0x68/0xf0
 6057 12:07:54.469196  # [   59.380560]  do_syscall_64+0x30/0x40
 6058 12:07:54.472579  # [   59.384547]  entry_SYSCALL_64_after_hwframe+0x61/0xc6
 6059 12:07:54.478825  # [   59.390186] RIP: 0033:0x7f4f1dede833
 6060 12:07:54.505489  # [   59.394164] Code: 8b 15 61 26 0e 00 f7 d8 64 89 02 48 c7 c0 ff ff ff ff eb b7 0f 1f 00 64 8b 04 25 18 00 00 00 85 c0 75 14 b8 01 00 00 00 0f 05 <48> 3d 00 f0 ff ff 77 55 c3 0f 1f 40 00 48 83 e[   68.754600] lkdtm: Performing direct entry REFCOUNT_ADD_NOT_ZERO_SATURATED
 6061 12:07:54.505690  c 28 48 89 54 24 18
 6062 12:07:54.518580  # [   59.415143] RSP: 002b:00007ffc82b3c498[   68.766059] lkdtm: attempting bad refcount_add_not_zero() from saturated
 6063 12:07:54.525215  [   68.779781] ------------[ cut here ]------------
 6064 12:07:54.528510  [   68.784952] refcount_t: saturated; leaking memory.
 6065 12:07:54.538164  [   68.790325] WARNING: CPU: 3 PID: 2537 at lib/refcount.c:19 refcount_warn_saturate+0x97/0x110
 6066 12:07:54.564920  [   68.799762] Modules linked in: fuse ip_tables cros_ec_sensors cros_ec_sensors_core industrialio_triggered_buffer kfifo_buf industrialio cros_ec_chardev cros_ec_sysfs cros_ec_lightbar cros_ec_debugfs cros_ec_sensorhub x86_pkg_temp_thermal cros_ec_dev cros_usbpd_notify
 6067 12:07:54.568192   EFLAGS: 00000246 ORIG_RAX: 0000000000000001
 6068 12:07:54.581163  # [   59.423595] R[   68.826219] CPU: 3 PID: 2537 Comm: cat Tainted: G      D W         5.10.162-cip23 #1
 6069 12:07:54.587259  [   68.841077] Hardware name: Google Rammus/Rammus, BIOS  09/04/2020
 6070 12:07:54.597161  AX: ffffffffffffffda RBX: 0000000000000014 RCX: 00007f4f1dede833[   68.847888] RIP: 0010:refcount_warn_saturate+0x97/0x110
 6071 12:07:54.597252  
 6072 12:07:54.627305  # [   59.431561] RDX: 0000000000000014 RSI: 00007f4f1ddd1000 R[   68.859939] Code: 01 01 e8 27 85 98 00 0f 0b c3 cc cc cc cc 80 3d e9 0b 94 01 00 75 a8 48 c7 c7 a8 76 85 85 c6 05 d9 0b 94 01 01 e8 04 85 98 00 <0f> 0b c3 cc cc cc cc 80 3d c3 0b 94 01 00 75 85 48 c7 c7 00 77 85
 6073 12:07:54.630533  [   68.887139] RSP: 0018:ffffa7e002f0fe38 EFLAGS: 00010282
 6074 12:07:54.633713  DI: 0000000000000001
 6075 12:07:54.647095  # [   59.439528] RBP: 00007f4f1ddd1000 R08[   68.893024] RAX: 0000000000000000 RBX: 00000000c0000000 RCX: 0000000000000000
 6076 12:07:54.653592  [   68.907232] RDX: ffff9d353adac660 RSI: ffff9d353ad9bf70 RDI: ffff9d353ad9bf70
 6077 12:07:54.657095  : 00007f4f1ddd0010 R09: 0000000000000000
 6078 12:07:54.667055  # [   59.447497] R10: [   68.915219] RBP: ffffffff858bbba8 R08: 0000000000000000 R09: 0000000000000000
 6079 12:07:54.676829  [   68.929394] R10: 00000000ffffe000 R11: 3fffffffffffffff R12: 0000000000000020
 6080 12:07:54.683552  [   68.937366] R13: ffffa7e002f0ff10 R14: ffffa7e002f0ff10 R15: ffff9d34c4e8a000
 6081 12:07:54.693140  [   68.945340] FS:  00007f30ae3ba580(0000) GS:ffff9d353ad80000(0000) knlGS:0000000000000000
 6082 12:07:54.700127  [   68.954379] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
 6083 12:07:54.706481  [   68.960799] CR2: 00007f30ae1c3000 CR3: 0000000104c34001 CR4: 00000000003706e0
 6084 12:07:54.709916  [   68.968771] Call Trace:
 6085 12:07:54.716688  [   68.971505]  __refcount_add_not_zero.constprop.0+0x2a/0x35
 6086 12:07:54.723178  [   68.977663]  lkdtm_REFCOUNT_ADD_NOT_ZERO_SATURATED+0x3e/0x76
 6087 12:07:54.726190  [   68.984030]  direct_entry.cold+0x2c/0x38
 6088 12:07:54.732850  fffffffffffffbc5 R11: 0000000000000246 R12: 0000000000000001
 6089 12:07:54.739325  # [   68.988420]  full_proxy_write+0x53/0x80
 6090 12:07:54.742731  [   68.998911]  vfs_write+0xe7/0x3a0
 6091 12:07:54.745972  [   69.002640]  ksys_write+0x68/0xf0
 6092 12:07:54.749137  [   69.006344]  do_syscall_64+0x30/0x40
 6093 12:07:54.755901  [   69.010365]  entry_SYSCALL_64_after_hwframe+0x61/0xc6
 6094 12:07:54.766004  [   59.455456] R13: 0000000000000001 R14: 0000000000020000 R15: [   69.016027] RIP: 0033:0x7f30ae2d0833
 6095 12:07:54.785829  [   69.026230] Code: 8b 15 61 26 0e 00 f7 d8 64 89 02 48 c7 c0 ff ff ff ff eb b7 0f 1f 00 64 8b 04 25 18 00 00 00 85 c0 75 14 b8 01 00 00 00 0f 05 <48> 3d 00 f0 ff ff 77 55 c3 0f 1f 40 00 48 83 ec 28 48 89 54 24 18
 6096 12:07:54.795398  [   69.047213] RSP: 002b:00007ffe744ab9b8 EFLAGS: 00000246 ORIG_RAX: 0000000000000001
 6097 12:07:54.802192  [   69.055701] RAX: ffffffffffffffda RBX: 0000000000000020 RCX: 00007f30ae2d0833
 6098 12:07:54.812335  [   69.063675] RDX: 0000000000000020 RSI: 00007f30ae1c3000 RDI: 0000000000000001
 6099 12:07:54.818910  [   69.071646] RBP: 00007f30ae1c3000 R08: 00007f30ae1c2010 R09: 0000000000000000
 6100 12:07:54.825354  [   69.079619] R10: fffffffffffffbc5 R11: 0000000000000246 R12: 0000000000000001
 6101 12:07:54.835163  [   69.087590] R13: 0000000000000001 R14: 0000000000020000 R15: 0000000000020000
 6102 12:07:54.838170  [   69.095567] irq event stamp: 0
 6103 12:07:54.838687  0000000000020000
 6104 12:07:54.851166  # [   59.463428] Modules linked in: fuse ip_ta[   69.099002] hardirqs last  enabled at (0): [<0000000000000000>] 0x0
 6105 12:07:54.861222  [   69.112211] hardirqs last disabled at (0): [<ffffffff83f00d14>] copy_process+0x664/0x1cb0
 6106 12:07:54.867712  [   69.121371] softirqs last  enabled at (0): [<ffffffff83f00d14>] copy_process+0x664/0x1cb0
 6107 12:07:54.880964  bles cros_ec_sensors cros_ec_sensors_core industrialio_triggered[   69.130508] softirqs last disabled at (0): [<0000000000000000>] 0x0
 6108 12:07:54.884114  
 6109 12:07:54.887602  [   69.143722] ---[ end trace 05348d993f728f77 ]---
 6110 12:07:54.900757  _buffer kfifo_buf industrialio cros_ec_chardev cros_ec_sysfs cro[   69.148877] lkdtm: Saturation detected: still saturated
 6111 12:07:54.910606  s_ec_lightbar cros_ec_debugfs cros_ec_sensorhub x86_pkg_temp_thermal cros_ec_dev cros_usbpd_notify
 6112 12:07:54.914105  # [   59.496070] CR2: ffffffff85939330
 6113 12:07:54.917367  # [   59.499767] ---[ end trace 05348d993f728f67 ]---
 6114 12:07:54.924041  # [   59.504920] RIP: 0010:lkdtm_BUG+0x5/0x10
 6115 12:07:54.943862  # [   59.509295] Code: 89 ff e8 1e 77 a3 ff 48 c7 c0 ea ff ff ff eb de 48 c7 c0 ea ff ff ff c3 cc cc cc cc 48 c7 c0 f4 ff ff ff eb c9 0f 1f 44 00 00 <0f> 0b 66 0f 1f 84 00 00 00 00 00 0f 1f 44 00 00 83 05 a0 93 93 02
 6116 12:07:54.950091  # [   59.530275] RSP: 0018:ffffa7e001487e60 EFLAGS: 00010282
 6117 12:07:54.959929  # [   59.536100] RAX: ffffffff846e32b0 RBX: 0000000000000001 RCX: 0000000000000000
 6118 12:07:54.966666  # [   59.544071] RDX: 0000000000000000 RSI: ffff9d353ad9bf70 RDI: ffffffff854d0d90
 6119 12:07:54.973389  # [   59.552039] RBP: ffffffff85917418 R08: 0000000000000001 R09: 0000000000000001
 6120 12:07:54.976448  
 6121 12:07:54.983077  # [   59.560017] R10: 00000000ffffe000 R11: 3fffffffffffffff R12: 0000000000000004
 6122 12:07:54.989904  # [   59.567985] R13: ffffa7e001487f10 R14: ffffa7e001487f10 R15: ffff9d34c473d000
 6123 12:07:54.999788  # [   59.575955] FS:  00007f4f1dfc8580(0000) GS:ffff9d353ac80000(0000) knlGS:0000000000000000
 6124 12:07:55.006887  # [   59.584982] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
 6125 12:07:55.016094  # [   59.591396] CR2: ffffffff85939330 CR3: 00000001055cc001 CR4: 00000000003706e0
 6126 12:07:55.019518  # WRITE_RO_AFTER_INIT: saw 'call trace:': ok
 6127 12:07:55.022782  ok 40 selftests: lkdtm: WRITE_RO_AFTER_INIT.sh
 6128 12:07:55.026049  # selftests: lkdtm: WRITE_KERN.sh
 6129 12:07:55.029281  
 6130 12:07:55.029818  # Killed
 6131 12:07:55.035707  # [   59.728270] lkdtm: Performing direct entry WRITE_KERN
 6132 12:07:55.042400  # [   59.735567] lkdtm: attempting bad 6877675 byte write at ffffffff84d7286b
 6133 12:07:55.055878  # [   59.749274] BUG: unable to handle page fault for address: ffffff[   69.308061] lkdtm: Performing direct entry REFCOUNT_DEC_AND_TEST_SATURATED
 6134 12:07:55.065663  [   69.317814] lkdtm: attempting bad refcount_dec_and_test() from saturated
 6135 12:07:55.069240  [   69.325342] ------------[ cut here ]------------
 6136 12:07:55.075553  [   69.330522] refcount_t: underflow; use-after-free.
 6137 12:07:55.085783  [   69.335923] WARNING: CPU: 3 PID: 2572 at lib/refcount.c:28 refcount_warn_saturate+0xba/0x110
 6138 12:07:55.112013  [   69.345366] Modules linked in: fuse ip_tables cros_ec_sensors cros_ec_sensors_core industrialio_triggered_buffer kfifo_buf industrialio cros_ec_chardev cros_ec_sysfs cros_ec_lightbar cros_ec_debugfs cros_ec_sensorhub x86_pkg_temp_thermal cros_ec_dev cros_usbpd_notify
 6139 12:07:55.112613  ff84d7286b
 6140 12:07:55.125226  # [   59.763159] #PF: supervisor write access in ker[   69.371825] CPU: 3 PID: 2572 Comm: cat Tainted: G      D W         5.10.162-cip23 #1
 6141 12:07:55.131964  [   69.386681] Hardware name: Google Rammus/Rammus, BIOS  09/04/2020
 6142 12:07:55.138308  [   69.393489] RIP: 0010:refcount_warn_saturate+0xba/0x110
 6143 12:07:55.157949  [   69.399323] Code: 01 01 e8 04 85 98 00 0f 0b c3 cc cc cc cc 80 3d c3 0b 94 01 00 75 85 48 c7 c7 00 77 85 85 c6 05 b3 0b 94 01 01 e8 e1 84 98 00 <0f> 0b c3 cc cc cc cc 80 3d 9e 0b 94 01 00 0f 85 5e ff ff ff 48 c7
 6144 12:07:55.164505  [   69.420305] RSP: 0018:ffffa7e002f97e40 EFLAGS: 00010286
 6145 12:07:55.165095  nel mode
 6146 12:07:55.178084  # [   59.768995] #PF: error_code(0x0003) - permissions[   69.426142] RAX: 0000000000000000 RBX: 000000000000003a RCX: 0000000000000000
 6147 12:07:55.187900  [   69.440331] RDX: ffff9d353adac660 RSI: ffff9d353ad9bf70 RDI: ffff9d353ad9bf70
 6148 12:07:55.194184  [   69.448329] RBP: ffffffff858bbbc8 R08: 0000000000000000 R09: 0000000000000000
 6149 12:07:55.204695  [   69.456298] R10: 00000000ffffe000 R11: 3fffffffffffffff R12: 0000000000000020
 6150 12:07:55.211299  [   69.464270] R13: ffffa7e002f97f10 R14: ffffa7e002f97f10 R15: ffff9d34c29b3000
 6151 12:07:55.220562  [   69.472239] FS:  00007f941fa22580(0000) GS:ffff9d353ad80000(0000) knlGS:0000000000000000
 6152 12:07:55.227437  [   69.481300] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
 6153 12:07:55.228022   violation
 6154 12:07:55.240121  # [   59.775216] PGD 15b429067 P4D 15b429067 PUD 15b[   69.487729] CR2: 00007f941f82b000 CR3: 00000001033d8003 CR4: 00000000003706e0
 6155 12:07:55.243628  [   69.501903] Call Trace:
 6156 12:07:55.250169  [   69.504633]  __refcount_sub_and_test.constprop.0+0x3c/0x50
 6157 12:07:55.257135  [   69.510765]  lkdtm_REFCOUNT_DEC_AND_TEST_SATURATED+0x3e/0x76
 6158 12:07:55.260143  [   69.517110]  direct_entry.cold+0x2c/0x38
 6159 12:07:55.263358  [   69.521488]  full_proxy_write+0x53/0x80
 6160 12:07:55.269738  [   69.525771]  vfs_write+0xe7/0x3a0
 6161 12:07:55.273166  [   69.529494]  ksys_write+0x68/0xf0
 6162 12:07:55.276458  [   69.533195]  do_syscall_64+0x30/0x40
 6163 12:07:55.282819  [   69.537186]  entry_SYSCALL_64_after_hwframe+0x61/0xc6
 6164 12:07:55.286674  [   69.542828] RIP: 0033:0x7f941f938833
 6165 12:07:55.306090  [   69.546818] Code: 8b 15 61 26 0e 00 f7 d8 64 89 02 48 c7 c0 ff ff ff ff eb b7 0f 1f 00 64 8b 04 25 18 00 00 00 85 c0 75 14 b8 01 00 00 00 0f 05 <48> 3d 00 f0 ff ff 77 55 c3 0f 1f 40 00 48 83 ec 28 48 89 54 24 18
 6166 12:07:55.316130  [   69.567798] RSP: 002b:00007fffc48b6248 EFLAGS: 00000246 ORIG_RAX: 0000000000000001
 6167 12:07:55.322667  [   69.576255] RAX: ffffffffffffffda RBX: 0000000000000020 RCX: 00007f941f938833
 6168 12:07:55.332404  [   69.584216] RDX: 0000000000000020 RSI: 00007f941f82b000 RDI: 0000000000000001
 6169 12:07:55.338608  [   69.592185] RBP: 00007f941f82b000 R08: 00007f941f82a010 R09: 0000000000000000
 6170 12:07:55.348534  [   69.600156] R10: fffffffffffffbc5 R11: 0000000000000246 R12: 0000000000000001
 6171 12:07:55.355092  [   69.608118] R13: 0000000000000001 R14: 0000000000020000 R15: 0000000000020000
 6172 12:07:55.358454  [   69.616093] irq event stamp: 0
 6173 12:07:55.365057  [   69.619529] hardirqs last  enabled at (0): [<0000000000000000>] 0x0
 6174 12:07:55.374956  [   69.626530] hardirqs last disabled at (0): [<ffffffff83f00d14>] copy_process+0x664/0x1cb0
 6175 12:07:55.384883  [   69.635665] softirqs last  enabled at (0): [<ffffffff83f00d14>] copy_process+0x664/0x1cb0
 6176 12:07:55.391417  [   69.644801] softirqs last disabled at (0): [<0000000000000000>] 0x0
 6177 12:07:55.394885  [   69.651801] ---[ end trace 05348d993f728f78 ]---
 6178 12:07:55.401157  [   69.656965] lkdtm: Saturation detected: still saturated
 6179 12:07:55.404602  42a063 PMD 15a6000e1 
 6180 12:07:55.407815  # [   59.788534] Oops: 0003 [#16] SMP PTI
 6181 12:07:55.417931  # [   59.792512] CPU: 1 PID: 2036 Comm: cat Tainted: G      D W         5.10.162-cip23 #1
 6182 12:07:55.424586  # [   59.801160] Hardware name: Google Rammus/Rammus, BIOS  09/04/2020
 6183 12:07:55.431106  # [   59.807965] RIP: 0010:lkdtm_WRITE_KERN+0x38/0x4e
 6184 12:07:55.450502  # [   59.813119] Code: 53 48 c7 c3 6b 28 d7 84 49 89 dc 48 89 da 49 81 ec 80 36 6e 84 4c 89 e6 e8 39 98 fd ff 48 89 df 4c 89 e1 48 c7 c6 80 36 6e 84 <f3> a4 48 c7 c7 a0 cc 8b 85 e8 1e 98 fd ff 5b 41 5c e9 b7 fe ff ff
 6185 12:07:55.457301  # [   59.840310] RSP: 0018:ffffa7e0027bfe50 EFLAGS: 00010246
 6186 12:07:55.463821  # [   59.846134] RAX: 000000000000003c RBX: ffffffff84d7286b RCX: 000000000068f1eb
 6187 12:07:55.473560  # [   59.854102] RDX: 0000000000000000 RSI: ffffffff846e3680 RDI: ffffffff84d7286b
 6188 12:07:55.480343  # [   59.862079] RBP: ffffffff858bbeaa R08: 0000000000000000 R09: 0000000000000000
 6189 12:07:55.490093  # [   59.870045] R10: 00000000ffffe000 R11: 3fffffffffffffff R12: 000000000068f1eb
 6190 12:07:55.496733  # [   59.878019] R13: ffffa7e0027bff10 R14: ffffa7e0027bff10 R15: ffff9d34c570d000
 6191 12:07:55.506678  # [   59.885988] FS:  00007f62a87e4580(0000) GS:ffff9d353ac80000(0000) knlGS:0000000000000000
 6192 12:07:55.513148  # [   59.895024] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
 6193 12:07:55.519776  # [   59.901438] CR2: ffffffff84d7286b CR3: 00000001030fe006 CR4: 00000000003706e0
 6194 12:07:55.523243  # [   59.909404] Call Trace:
 6195 12:07:55.529651  # [   59.912133]  direct_entry.cold+0x2c/0x38
 6196 12:07:55.533061  # [   59.916511]  full_proxy_write+0x53/0x80
 6197 12:07:55.536552  # [   59.927020]  vfs_write+0xe7/0x3a0
 6198 12:07:55.539742  # [   59.930719]  ksys_write+0x68/0xf0
 6199 12:07:55.546401  # [   59.940627]  do_syscall_64+0x30/0x40
 6200 12:07:55.549563  # [   59.944617]  entry_SYSCALL_64_after_hwframe+0x61/0xc6
 6201 12:07:55.556171  # [   59.950255] RIP: 0033:0x7f62a86fa833
 6202 12:07:55.576016  # [   59.954241] Code: 8b 15 61 26 0e 00 f7 d8 64 89 02 48 c7 c0 ff ff ff ff eb b7 0f 1f 00 64 8b 04 25 18 00 00 00 85 c0 75 14 b8 01 00 00 00 0f 05 <48> 3d 00 f0 ff ff 77 55 c3 0f 1f 40 00 48 83 ec 28 48 89 54 24 18
 6203 12:07:55.589017  # [   59.975221] RSP: 002b:00007fff4a801658 EFLAGS: 000002[   69.842680] lkdtm: Performing direct entry REFCOUNT_SUB_AND_TEST_SATURATED
 6204 12:07:55.592499  46 ORIG_RAX: 0000000000000001
 6205 12:07:55.602660  # [   59.983675] RAX: fffffffffff[   69.850825] lkdtm: attempting bad refcount_sub_and_test() from saturated
 6206 12:07:55.608894  fffda RBX: 000000000000000b RCX: 00007f62a86fa833
 6207 12:07:55.615787  # [   59.9916[   69.864525] ------------[ cut here ]------------
 6208 12:07:55.625891  43] RDX: 000000000000000b RSI: 00007f62a85ed000 RDI: 00000000000[   69.875892] refcount_t: underflow; use-after-free.
 6209 12:07:55.626521  00001
 6210 12:07:55.642120  # [   59.999610] RBP: 00007f62a85ed000 R08: 00007f62a85ec[   69.887484] WARNING: CPU: 1 PID: 2607 at lib/refcount.c:28 refcount_warn_saturate+0xba/0x110
 6211 12:07:55.645513  010 R09: 0000000000000000
 6212 12:07:55.674965  # [   60.007576] R10: fffffffffffffbc[   69.903095] Modules linked in: fuse ip_tables cros_ec_sensors cros_ec_sensors_core industrialio_triggered_buffer kfifo_buf industrialio cros_ec_chardev cros_ec_sysfs cros_ec_lightbar cros_ec_debugfs cros_ec_sensorhub x86_pkg_temp_thermal cros_ec_dev cros_usbpd_notify
 6213 12:07:55.678387  5 R11: 0000000000000246 R12: 0000000000000001
 6214 12:07:55.688367  # [   60.015544] [   69.935729] CPU: 1 PID: 2607 Comm: cat Tainted: G      D W         5.10.162-cip23 #1
 6215 12:07:55.701657  R13: 0000000000000001 R14: 0000000000020000 R15: 000000000002000[   69.950594] Hardware name: Google Rammus/Rammus, BIOS  09/04/2020
 6216 12:07:55.702259  0
 6217 12:07:55.714586  # [   60.023515] Modules linked in: fuse ip_tables cros_ec_se[   69.963616] RIP: 0010:refcount_warn_saturate+0xba/0x110
 6218 12:07:55.740918  nsors cros_ec_sensors_core industrialio_triggered_buffer kfifo_b[   69.975665] Code: 01 01 e8 04 85 98 00 0f 0b c3 cc cc cc cc 80 3d c3 0b 94 01 00 75 85 48 c7 c7 00 77 85 85 c6 05 b3 0b 94 01 01 e8 e1 84 98 00 <0f> 0b c3 cc cc cc cc 80 3d 9e 0b 94 01 00 0f 85 5e ff ff ff 48 c7
 6219 12:07:55.753995  uf industrialio cros_ec_chardev cros_ec_sysfs cros_ec_lightbar c[   70.002862] RSP: 0018:ffffa7e003017e40 EFLAGS: 00010286
 6220 12:07:55.767353  ros_ec_debugfs cros_ec_sensorhub x86_pkg_temp_thermal cros_ec_de[   70.014909] RAX: 0000000000000000 RBX: 000000000000003b RCX: 0000000000000000
 6221 12:07:55.770476  v cros_usbpd_notify
 6222 12:07:55.773962  # [   60.056146] CR2: ffffffff84d7286b
 6223 12:07:55.781179  # [[   70.029094] RDX: ffff9d353acac660 RSI: ffff9d353ac9bf70 RDI: ffff9d353ac9bf70
 6224 12:07:55.787129     60.059842] ---[ end trace 05348d993f728f68 ]---
 6225 12:07:55.797186  # [   60.065[   70.043280] RBP: ffffffff858bbbe8 R08: 0000000000000000 R09: 0000000000000000
 6226 12:07:55.800493  020] RIP: 0010:lkdtm_BUG+0x5/0x10
 6227 12:07:55.810368  # [   60.069396] Code: 89 ff [   70.057468] R10: 00000000ffffe000 R11: 3fffffffffffffff R12: 0000000000000020
 6228 12:07:55.823482  e8 1e 77 a3 ff 48 c7 c0 ea ff ff ff eb de 48 c7 c0 ea ff ff ff c[   70.071656] R13: ffffa7e003017f10 R14: ffffa7e003017f10 R15: ffff9d34c55c7000
 6229 12:07:55.840241  3 cc cc cc cc 48 c7 c0 f4 ff ff ff eb c9 0f 1f 44 00 00 <0f> 0b [   70.085841] FS:  00007fbfe3169580(0000) GS:ffff9d353ac80000(0000) knlGS:0000000000000000
 6230 12:07:55.846420  66 0f 1f 84 00 00 00 00 00 0f 1f 44 00 00 83 05 a0 93 93 02
 6231 12:07:55.853309  # [[   70.101096] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
 6232 12:07:55.859484     60.096585] RSP: 0018:ffffa7e001487e60 EFLAGS: 00010282
 6233 12:07:55.866380  # [  [   70.113729] CR2: 00007fbfe2f72000 CR3: 0000000104f2c006 CR4: 00000000003706e0
 6234 12:07:55.876004   60.102417] RAX: ffffffff846e32b0 RBX: 0000000000000001 RCX: 000[   70.127914] Call Trace:
 6235 12:07:55.876540  0000000000000
 6236 12:07:55.889588  # [   60.110385] RDX: 0000000000000000 RSI: ffff9[   70.136867]  __refcount_sub_and_test.constprop.0+0x3c/0x50
 6237 12:07:55.892634  d353ad9bf70 RDI: ffffffff854d0d90
 6238 12:07:55.899213  # [   60.118351] RBP: fffffff[   70.149206]  lkdtm_REFCOUNT_SUB_AND_TEST_SATURATED+0x3e/0x76
 6239 12:07:55.905999  f85917418 R08: 0000000000000001 R09: 0000000000000001
 6240 12:07:55.913026  # [   60.[   70.161746]  direct_entry.cold+0x2c/0x38
 6241 12:07:55.922514  126318] R10: 00000000ffffe000 R11: 3fffffffffffffff R12: 0000000[   70.172340]  full_proxy_write+0x53/0x80
 6242 12:07:55.923123  000000004
 6243 12:07:55.932594  # [   60.134287] R13: ffffa7e001487f10 R14: ffffa7e00[   70.182835]  vfs_write+0xe7/0x3a0
 6244 12:07:55.935758  1487f10 R15: ffff9d34c473d000
 6245 12:07:55.942325  # [   60.142256] FS:  00007f62a87[   70.192757]  ksys_write+0x68/0xf0
 6246 12:07:55.949319  e4580(0000) GS:ffff9d353ac80000(0000) knlGS:0000000000000000
 6247 12:07:55.952110  # [   70.202667]  do_syscall_64+0x30/0x40
 6248 12:07:55.962106  [   60.151284] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033[   70.212868]  entry_SYSCALL_64_after_hwframe+0x61/0xc6
 6249 12:07:55.965373  
 6250 12:07:55.975251  # [   60.157697] CR2: ffffffff84d7286b CR3: 00000001030fe006 C[   70.224726] RIP: 0033:0x7fbfe307f833
 6251 12:07:55.975873  R4: 00000000003706e0
 6252 12:07:56.001736  # [   60.165664] BUG: sleeping function ca[   70.234932] Code: 8b 15 61 26 0e 00 f7 d8 64 89 02 48 c7 c0 ff ff ff ff eb b7 0f 1f 00 64 8b 04 25 18 00 00 00 85 c0 75 14 b8 01 00 00 00 0f 05 <48> 3d 00 f0 ff ff 77 55 c3 0f 1f 40 00 48 83 ec 28 48 89 54 24 18
 6253 12:07:56.008506  lled from invalid context at include/linux/percpu-rwsem.h:49
 6254 12:07:56.015130  # [   70.262128] RSP: 002b:00007ffd730dc378 EFLAGS: 00000246 ORIG_RAX: 0000000000000001
 6255 12:07:56.031608  [   60.175573] in_atomic(): 0, irqs_disabled(): 1, non_block: 0,[   70.276802] RAX: ffffffffffffffda RBX: 0000000000000020 RCX: 00007fbfe307f833
 6256 12:07:56.032196   pid: 2036, name: cat
 6257 12:07:56.044549  # [   60.184026] INFO: lockdep is turned [   70.290991] RDX: 0000000000000020 RSI: 00007fbfe2f72000 RDI: 0000000000000001
 6258 12:07:56.045143  off.
 6259 12:07:56.047793  # [   60.188401] irq event stamp: 0
 6260 12:07:56.057696  # [   60.191804] hard[   70.305178] RBP: 00007fbfe2f72000 R08: 00007fbfe2f71010 R09: 0000000000000000
 6261 12:07:56.064370  irqs last  enabled at (0): [<0000000000000000>] 0x0
 6262 12:07:56.070702  # [   60.19[   70.319364] R10: fffffffffffffbc5 R11: 0000000000000246 R12: 0000000000000001
 6263 12:07:56.073984  
 6264 12:07:56.087355  8802] hardirqs last disabled at (0): [<ffffffff83f00d14>] copy_p[   70.333550] R13: 0000000000000001 R14: 0000000000020000 R15: 0000000000020000
 6265 12:07:56.087858  rocess+0x664/0x1cb0
 6266 12:07:56.097208  # [   60.207934] softirqs last  enabled at [   70.347742] irq event stamp: 0
 6267 12:07:56.100501  (0): [<ffffffff83f00d14>] copy_process+0x664/0x1cb0
 6268 12:07:56.110304  # [   60.21[   70.357358] hardirqs last  enabled at (0): [<0000000000000000>] 0x0
 6269 12:07:56.117041  7072] softirqs last disabled at (0): [<0000000000000000>] 0x0
 6270 12:07:56.123703  #[   70.370573] hardirqs last disabled at (0): [<ffffffff83f00d14>] copy_process+0x664/0x1cb0
 6271 12:07:56.139941   [   60.224080] CPU: 1 PID: 2036 Comm: cat Tainted: G      D W  [   70.385922] softirqs last  enabled at (0): [<ffffffff83f00d14>] copy_process+0x664/0x1cb0
 6272 12:07:56.143300         5.10.162-cip23 #1
 6273 12:07:56.153176  # [   60.232726] Hardware name: Google[   70.401271] softirqs last disabled at (0): [<0000000000000000>] 0x0
 6274 12:07:56.156488   Rammus/Rammus, BIOS  09/04/2020
 6275 12:07:56.160032  # [   60.239527] Call Trace:
 6276 12:07:56.163166  [   70.414485] ---[ end trace 05348d993f728f79 ]---
 6277 12:07:56.169694  # [   60.242254]  dump_stack+0x77/0x9b
 6278 12:07:56.176104  # [   60.245953]  ___mig[   70.425856] lkdtm: Saturation detected: still saturated
 6279 12:07:56.179503  ht_sleep.cold+0xa6/0xb6
 6280 12:07:56.182800  # [   60.250525]  exit_signals+0x1c/0x2e0
 6281 12:07:56.186423  # [   60.254513]  do_exit+0xc2/0xaf0
 6282 12:07:56.189588  # [   60.258020]  ? ksys_write+0x68/0xf0
 6283 12:07:56.196275  # [   60.261912]  ? lkdtm_SLAB_FREE_CROSS.cold+0x32/0x32
 6284 12:07:56.202799  # [   60.267357]  rewind_stack_do_exit+0x17/0x20
 6285 12:07:56.206154  # [   60.272019] RIP: 0033:0x7f62a86fa833
 6286 12:07:56.225873  # [   60.276023] Code: 8b 15 61 26 0e 00 f7 d8 64 89 02 48 c7 c0 ff ff ff ff eb b7 0f 1f 00 64 8b 04 25 18 00 00 00 85 c0 75 14 b8 01 00 00 00 0f 05 <48> 3d 00 f0 ff ff 77 55 c3 0f 1f 40 00 48 83 ec 28 48 89 54 24 18
 6287 12:07:56.235583  # [   60.297018] RSP: 002b:00007fff4a801658 EFLAGS: 00000246 ORIG_RAX: 0000000000000001
 6288 12:07:56.242670  # [   60.305471] RAX: ffffffffffffffda RBX: 000000000000000b RCX: 00007f62a86fa833
 6289 12:07:56.252158  # [   60.313437] RDX: 000000000000000b RSI: 00007f62a85ed000 RDI: 0000000000000001
 6290 12:07:56.259026  # [   60.321405] RBP: 00007f62a85ed000 R08: 00007f62a85ec010 R09: 0000000000000000
 6291 12:07:56.268625  # [   60.329372] R10: fffffffffffffbc5 R11: 0000000000000246 R12: 0000000000000001
 6292 12:07:56.275369  # [   60.337340] R13: 0000000000000001 R14: 0000000000020000 R15: 0000000000020000
 6293 12:07:56.278692  # WRITE_KERN: saw 'call trace:': ok
 6294 12:07:56.285156  ok 41 selftests: lkdtm: WRITE_KERN.sh
 6295 12:07:56.288415  # selftests: lkdtm: REFCOUNT_INC_OVERFLOW.sh
 6296 12:07:56.295364  # [   60.539210] lkdtm: Performing direct entry REFCOUNT_INC_OVERFLOW
 6297 12:07:56.301739  # [   60.550923] lkdtm: attempting good refcount_inc() without overflow
 6298 12:07:56.308403  # [   60.557861] lkdtm: attempting bad refcount_inc() overflow
 6299 12:07:56.314799  # [   60.563916] ------------[ cut here ]------------
 6300 12:07:56.318144  # [   60.569088] refcount_t: saturated; leaking memory.
 6301 12:07:56.328105  # [   60.574466] WARNING: CPU: 2 PID: 2071 at lib/refcount.c:22 refcount_warn_saturate+0x51/0x110
 6302 12:07:56.354486  # [   60.583906] Modules linked in: fuse ip_tables cros_ec_sensors cros_ec_sensors_core industrialio_triggered_buffer kfifo_buf industrialio cros_ec_chardev cros_ec_sysfs cros_ec_lightbar cros_ec_debugfs cros_ec_sensorhub x86_pkg_temp_thermal cros_ec_dev cros_usbpd_notify
 6303 12:07:56.364402  # [   60.610373] CPU: 2 PID: 2071 Comm: cat Tainted: G      D W         5.10.162-cip23 #1
 6304 12:07:56.370979  # [   60.625234] Hardware name: Google Rammus/Rammus, BIOS  09/04/2020
 6305 12:07:56.377623  # [   60.632088] RIP: 0010:refcount_warn_saturate+0x51/0x110
 6306 12:07:56.397303  # [   60.637956] Code: 84 bc 00 00 00 c3 cc cc cc cc 85 f6 74 46 80 3d 2e 0c 94 01 00 75 ee 48 c7 c7 a8 76 85 85 c6 05 1e 0c 94 01 01 e8 4a 85 98 00 <0f> 0b c3 cc cc cc cc 80 3d 0a 0c 94 01 00 75 cb 48 c7 c7 d0 76 85
 6307 12:07:56.403907  # [   60.658940] RSP: 0018:ffffa7e002767e48 EFLAGS: 00010286
 6308 12:07:56.413938  # [   60.664807] RAX: 0000000000000000 RBX: 000000000000002b RCX: 0000000000000000
 6309 12:07:56.420517  # [   70.671650] lkdtm: Performing direct entry USERCOPY_HEAP_SIZE_TO
 6310 12:07:56.426998  [   70.680955] lkdtm: attempting good copy_to_user of correct size
 6311 12:07:56.433535  [   70.687580] lkdtm: attempting bad copy_to_user of too large size
 6312 12:07:56.439959  [   60.672780] RDX: ffff9d353ad2c660 RSI: ffff9d353ad1bf70 RDI: ffff9d353ad1bf70
 6313 12:07:56.450046  # [   60.680753] RBP: ffffffff858bbeb5 R08: 0000000000000000 R09: 0000000000000000
 6314 12:07:56.456669  # [   60.688726] R10: 00000000ffffe000 R11: 3fffffffffffffff R12: 0000000000000016
 6315 12:07:56.466759  # [   60.696729] R13: ffffa7e002767f10 R14: ffffa7e002767f10 R15: ffff9d34c306c000
 6316 12:07:56.473041  # [   60.704701] FS:  00007f9f382e3580(0000) GS:ffff9d353ad00000(0000) knlGS:0000000000000000
 6317 12:07:56.479658  # [   60.713742] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
 6318 12:07:56.489817  # [   60.720161] CR2: 00007f9f380ec000 CR3: 0000000103cf8001 CR4: 00000000003706e0
 6319 12:07:56.492964  # [   60.728132] Call Trace:
 6320 12:07:56.496409  # [   60.730866]  lkdtm_REFCOUNT_INC_OVERFLOW+0x70/0x98
 6321 12:07:56.499751  
 6322 12:07:56.502771  # [   60.736247]  direct_entry.cold+0x2c/0x38
 6323 12:07:56.506082  # [   60.740663]  full_proxy_write+0x53/0x80
 6324 12:07:56.509379  # [   60.744976]  vfs_write+0xe7/0x3a0
 6325 12:07:56.515890  # [   60.748707]  ksys_write+0x68/0xf0
 6326 12:07:56.519291  # [   60.752440]  do_syscall_64+0x30/0x40
 6327 12:07:56.526030  # [   60.756462]  entry_SYSCALL_64_after_hwframe+0x61/0xc6
 6328 12:07:56.529254  # [   60.762135] RIP: 0033:0x7f9f381f9833
 6329 12:07:56.549159  # [   60.766129] Code: 8b 15 61 26 0e 00 f7 d8 64 89 02 48 c7 c0 ff ff ff ff eb b7 0f 1f 00 64 8b 04 25 18 00 00 00 85 c0 75 14 b8 01 00 00 00 0f 05 <48> 3d 00 f0 ff ff 77 55 c3 0f 1f 40 00 48 83 ec 28 48 89 54 24 18
 6330 12:07:56.558706  # [   60.787116] RSP: 002b:00007ffd5ee41958 EFLAGS: 00000246 ORIG_RAX: 0000000000000001
 6331 12:07:56.565306  # [   60.795576] RAX: ffffffffffffffda RBX: 0000000000000016 RCX: 00007f9f381f9833
 6332 12:07:56.575395  # [   60.803576] RDX: 0000000000000016 RSI: 00007f9f380ec000 RDI: 0000000000000001
 6333 12:07:56.581873  # [   60.811548] RBP: 00007f9f380ec000 R08: 00007f9f380eb010 R09: 0000000000000000
 6334 12:07:56.591753  # [   60.819521] R10: fffffffffffffbc5 R11: 0000000000000246 R12: 0000000000000001
 6335 12:07:56.601584  # [   60.827494] R13: 000000000000[   70.850458] lkdtm: Performing direct entry USERCOPY_HEAP_SIZE_FROM
 6336 12:07:56.608223  [   70.862868] lkdtm: attempting good copy_from_user of correct size
 6337 12:07:56.614698  [   70.869699] lkdtm: attempting bad copy_from_user of too large size
 6338 12:07:56.621331  0001 R14: 0000000000020000 R15: 0000000000020000
 6339 12:07:56.624796  # [   60.841687] irq event stamp: 0
 6340 12:07:56.631480  # [   60.851306] hardirqs last  enabled at (0): [<0000000000000000>] 0x0
 6341 12:07:56.641576  # [   60.864531] hardirqs last disabled at (0): [<ffffffff83f00d14>] copy_process+0x664/0x1cb0
 6342 12:07:56.650928  # [   60.873695] softirqs last  enabled at (0): [<ffffffff83f00d14>] copy_process+0x664/0x1cb0
 6343 12:07:56.657791  # [   60.882832] softirqs last disabled at (0): [<0000000000000000>] 0x0
 6344 12:07:56.661016  # [   60.889833] ---[ end trace 05348d993f728f69 ]---
 6345 12:07:56.667685  # [   60.895012] lkdtm: Overflow detected: saturated
 6346 12:07:56.670754  # REFCOUNT_INC_OVERFLOW: saw 'call trace:': ok
 6347 12:07:56.677379  ok 42 selftests: lkdtm: REFCOUNT_INC_OVERFLOW.sh
 6348 12:07:56.680580  # selftests: lkdtm: REFCOUNT_ADD_OVERFLOW.sh
 6349 12:07:56.687285  # [   61.057373] lkdtm: Performing direct entry REFCOUNT_ADD_OVERFLOW
 6350 12:07:56.693914  # [   61.068380] lkdtm: attempting good refcount_add() without overflow
 6351 12:07:56.700686  # [   61.075318] lkdtm: attempting bad refcount_add() overflow
 6352 12:07:56.707234  # [   61.081379] ------------[ cut here ]------------
 6353 12:07:56.713762  # [   61.086537] refcount_t: saturated; leaking memory.
 6354 12:07:56.723686  # [   61.091913] WARNING: CPU: 2 PID: 2103 at lib/refcount.c:22 refcount_warn_saturate+0x51/0x110
 6355 12:07:56.750017  # [   61.101346] Modules linked in: fuse ip_tables cros_ec_sensors cros_ec_sensors_core industrialio_triggered_buffer kfifo_buf industrialio cros_ec_chardev cros_ec_sysfs cros_ec_lightbar cros_ec_debugfs cros_ec_sensorhub x86_pkg_temp_thermal cros_ec_dev cros_usbpd_notify
 6356 12:07:56.756518  # [   61.134008] CPU: 2 PID: 2103 Comm: cat Tainted: G      D W         5.10.162-cip23 #1
 6357 12:07:56.763263  # [   61.142668] Hardware name: Google Rammus/Rammus, BIOS  09/04/2020
 6358 12:07:56.773294  [   71.023236] lkdtm: Performing direct entry USERCOPY_HEAP_WHITELIST_TO
 6359 12:07:56.776501  # [   61.155690] RIP: 0010:refcount_warn_saturate+0x51/0x110
 6360 12:07:56.786542  # [   71.033043] lkdtm: attempting good copy_to_user inside whitelist
 6361 12:07:56.796367  [   61.167739] Code: 84 bc 00 00 00 c3 cc cc cc cc 85 f6 74 46 8[   71.045971] lkdtm: attempting bad copy_to_user outside whitelist
 6362 12:07:56.812806  0 3d 2e 0c 94 01 00 75 ee 48 c7 c7 a8 76 85 85 c6 05 1e 0c 94 01 01 e8 4a 85 98 00 <0f> 0b c3 cc cc cc cc 80 3d 0a 0c 94 01 00 75 cb 48 c7 c7 d0 76 85
 6363 12:07:56.819393  # [   61.188723] RSP: 0018:ffffa7e0028dfe48 EFLAGS: 00010286
 6364 12:07:56.825838  # [   61.194559] RAX: 0000000000000000 RBX: 000000000000002c RCX: 0000000000000000
 6365 12:07:56.835880  # [   61.202534] RDX: ffff9d353ad2c660 RSI: ffff9d353ad1bf70 RDI: ffff9d353ad1bf70
 6366 12:07:56.842468  # [   61.210505] RBP: ffffffff858bbecb R08: 0000000000000000 R09: 0000000000000000
 6367 12:07:56.852385  # [   61.218479] R10: 00000000ffffe000 R11: 3fffffffffffffff R12: 0000000000000016
 6368 12:07:56.858603  # [   61.226452] R13: ffffa7e0028dff10 R14: ffffa7e0028dff10 R15: ffff9d34c31da000
 6369 12:07:56.868681  # [   61.234425] FS:  00007ff2ee779580(0000) GS:ffff9d353ad00000(0000) knlGS:0000000000000000
 6370 12:07:56.875316  # [   61.243465] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
 6371 12:07:56.881868  # [   61.249883] CR2: 00007ff2ee582000 CR3: 0000000102862001 CR4: 00000000003706e0
 6372 12:07:56.885409  # [   61.257858] Call Trace:
 6373 12:07:56.891709  # [   61.260590]  lkdtm_REFCOUNT_ADD_OVERFLOW+0x7f/0xa7
 6374 12:07:56.895095  # [   61.265972]  direct_entry.cold+0x2c/0x38
 6375 12:07:56.902103  # [   61.270384]  full_proxy_write+0x53/0x80
 6376 12:07:56.904857  # [   61.274692]  vfs_write+0xe7/0x3a0
 6377 12:07:56.908533  # [   61.278424]  ksys_write+0x68/0xf0
 6378 12:07:56.911552  # [   61.282128]  do_syscall_64+0x30/0x40
 6379 12:07:56.917960  # [   61.286144]  entry_SYSCALL_64_after_hwframe+0x61/0xc6
 6380 12:07:56.921329  # [   61.291789] RIP: 0033:0x7ff2ee68f833
 6381 12:07:56.947972  # [   61.295780] Code: 8b 15 61 26 0e 00 f7 d8 64 89 02 48 c7 c0 ff ff ff ff eb b7 0f 1f 00 64 8b 04 25 18 00 00 00 85 c0 75 14 b8 01 00 00 00 0f 05 <48> 3d 00 f0 ff ff 77 55 c3 0f 1f 4[   71.197649] lkdtm: Performing direct entry USERCOPY_HEAP_WHITELIST_FROM
 6382 12:07:56.951172  0 00 48 83 ec 28 48 89 54 24 18
 6383 12:07:56.960876  # [   61.316766] RSP: 002b:0000[   71.209261] lkdtm: attempting good copy_from_user inside whitelist
 6384 12:07:56.967630  7ffd469e16b8 EFLAGS: 00000246 ORIG_RAX: 0000000000000001
 6385 12:07:56.974177  # [   [   71.222393] lkdtm: attempting bad copy_from_user outside whitelist
 6386 12:07:56.980784  61.325226] RAX: ffffffffffffffda RBX: 0000000000000016 RCX: 00007ff2ee68f833
 6387 12:07:56.990985  # [   61.333198] RDX: 0000000000000016 RSI: 00007ff2ee582000 RDI: 0000000000000001
 6388 12:07:56.997605  # [   61.341170] RBP: 00007ff2ee582000 R08: 00007ff2ee581010 R09: 0000000000000000
 6389 12:07:57.007278  # [   61.349141] R10: fffffffffffffbc5 R11: 0000000000000246 R12: 0000000000000001
 6390 12:07:57.013917  # [   61.357115] R13: 0000000000000001 R14: 0000000000020000 R15: 0000000000020000
 6391 12:07:57.017107  # [   61.365091] irq event stamp: 0
 6392 12:07:57.023662  # [   61.368525] hardirqs last  enabled at (0): [<0000000000000000>] 0x0
 6393 12:07:57.033668  # [   61.381740] hardirqs last disabled at (0): [<ffffffff83f00d14>] copy_process+0x664/0x1cb0
 6394 12:07:57.043387  # [   61.390880] softirqs last  enabled at (0): [<ffffffff83f00d14>] copy_process+0x664/0x1cb0
 6395 12:07:57.050101  # [   61.400021] softirqs last disabled at (0): [<0000000000000000>] 0x0
 6396 12:07:57.056753  # [   61.413239] ---[ end trace 05348d993f728f6a ]---
 6397 12:07:57.059917  # [   61.418396] lkdtm: Overflow detected: saturated
 6398 12:07:57.063638  
 6399 12:07:57.066605  # REFCOUNT_ADD_OVERFLOW: saw 'call trace:': ok
 6400 12:07:57.069970  ok 43 selftests: lkdtm: REFCOUNT_ADD_OVERFLOW.sh
 6401 12:07:57.076597  # selftests: lkdtm: REFCOUNT_INC_NOT_ZERO_OVERFLOW.sh
 6402 12:07:57.083264  # [   61.578086] lkdtm: Performing direct entry REFCOUNT_INC_NOT_ZERO_OVERFLOW
 6403 12:07:57.089624  # [   61.586428] lkdtm: attempting bad refcount_inc_not_zero() overflow
 6404 12:07:57.093068  
 6405 12:07:57.096556  # [   61.593364] ------------[ cut here ]------------
 6406 12:07:57.103735  # [   61.598557] refcount_t: saturated; leaking memory.
 6407 12:07:57.110188  # [   61.603969] WARNING: [   71.365421] lkdtm: Performing direct entry USERCOPY_STACK_FRAME_TO
 6408 12:07:57.123503  CPU: 3 PID: 2135 at lib/refcount.c:19 refcount_warn_saturate+0x9[   71.372940] lkdtm: good_stack: ffffa7e00338fe20-ffffa7e00338fe40
 6409 12:07:57.126839  7/0x110
 6410 12:07:57.136816  # [   61.613409] Modules linked in: fuse ip_tables cros[   71.385897] lkdtm: bad_stack : ffffa7e00338fda8-ffffa7e00338fdc8
 6411 12:07:57.150156  _ec_sensors cros_ec_sensors_core industrialio_triggered_buffer k[   71.398820] lkdtm: attempting good copy_to_user of local stack
 6412 12:07:57.162936  fifo_buf industrialio cros_ec_chardev cros_ec_sysfs cros_ec_ligh[   71.411555] lkdtm: attempting bad copy_to_user of distant stack
 6413 12:07:57.173193  tbar cros_ec_debugfs cros_ec_sensorhub x86_pkg_temp_thermal cros_ec_dev cros_usbpd_notify
 6414 12:07:57.179721  # [   61.646061] CPU: 3 PID: 2135 Comm: cat Tainted: G      D W         5.10.162-cip23 #1
 6415 12:07:57.186065  # [   61.654747] Hardware name: Google Rammus/Rammus, BIOS  09/04/2020
 6416 12:07:57.189532  
 6417 12:07:57.192762  # [   61.661556] RIP: 0010:refcount_warn_saturate+0x97/0x110
 6418 12:07:57.215843  # [   61.667394] Code: 01 01 e8 27 85 98 00 0f 0b c3 cc cc cc cc 80 3d e9 0b 94 01 00 75 a8 48 c7 c7 a8 76 85 85 c6 05 d9 0b 94 01 01 e8 04 85 98 00 <0f> 0b c3 cc cc cc cc 80 3d c3 0b 94 01 00 75 85 48 c7 c7 00 77 85
 6419 12:07:57.222405  # [   61.688379] RSP: 0018:ffffa7e00293fe38 EFLAGS: 00010282
 6420 12:07:57.229105  # [   61.694241] RAX: 0000000000000000 RBX: 000000007fffffff RCX: 0000000000000000
 6421 12:07:57.235489  # [   61.702218] RDX: ffff9d353adac660 RSI: ffff9d353ad9bf70 RDI: ffff9d353ad9bf70
 6422 12:07:57.239053  
 6423 12:07:57.245694  # [   61.716409] RBP: ffffffff858bbb08 R08: 0000000000000000 R09: 0000000000000000
 6424 12:07:57.252223  # [   61.724411] R10: 00000000ffffe000 R11: 3fffffffffffffff R12: 000000000000001f
 6425 12:07:57.262297  # [   61.732386] R13: ffffa7e00293ff10 R14: ffffa7e00293ff10 R15: ffff9d34c5457000
 6426 12:07:57.272174  # [   61.740388] FS:  00007f12ce757580(0000) GS:ffff9d353ad80000(0000) knlGS:0000000000000000
 6427 12:07:57.278423  # [   61.749429] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
 6428 12:07:57.284914  # [   61.755870] CR2: 00007f12ce560000 CR3: 0000000104a58006 CR4: 00000000003706e0
 6429 12:07:57.288382  # [   61.763855] Call Trace:
 6430 12:07:57.295127  # [   61.772791]  __refcount_add_not_zero.constprop.0+0x2a/0x35
 6431 12:07:57.308276  # [   61.778947]  lkdtm_REFCOUNT_INC_NOT_ZERO_OVER[   71.556874] lkdtm: Performing direct entry USERCOPY_STACK_FRAME_FROM
 6432 12:07:57.315013  [   71.568167] lkdtm: good_stack: ffffa7e00345fe20-ffffa7e00345fe40
 6433 12:07:57.321937  [   71.574889] lkdtm: bad_stack : ffffa7e00345fda8-ffffa7e00345fdc8
 6434 12:07:57.327992  [   71.581630] lkdtm: attempting good copy_from_user of local stack
 6435 12:07:57.328479  FLOW+0x3e/0x76
 6436 12:07:57.334956  # [   61.791377]  direct_entry.cold+0x2c/0x38
 6437 12:07:57.340965  #[   71.588349] lkdtm: attempting bad copy_from_user of distant stack
 6438 12:07:57.344399   [   61.795761]  full_proxy_write+0x53/0x80
 6439 12:07:57.347835  # [   61.800077]  vfs_write+0xe7/0x3a0
 6440 12:07:57.351246  # [   61.803809]  ksys_write+0x68/0xf0
 6441 12:07:57.357967  # [   61.807534]  do_syscall_64+0x30/0x40
 6442 12:07:57.360919  # [   61.811557]  entry_SYSCALL_64_after_hwframe+0x61/0xc6
 6443 12:07:57.367735  # [   61.817225] RIP: 0033:0x7f12ce66d833
 6444 12:07:57.387359  # [   61.821239] Code: 8b 15 61 26 0e 00 f7 d8 64 89 02 48 c7 c0 ff ff ff ff eb b7 0f 1f 00 64 8b 04 25 18 00 00 00 85 c0 75 14 b8 01 00 00 00 0f 05 <48> 3d 00 f0 ff ff 77 55 c3 0f 1f 40 00 48 83 ec 28 48 89 54 24 18
 6445 12:07:57.396989  # [   61.842226] RSP: 002b:00007ffed6541988 EFLAGS: 00000246 ORIG_RAX: 0000000000000001
 6446 12:07:57.403887  # [   61.850685] RAX: ffffffffffffffda RBX: 000000000000001f RCX: 00007f12ce66d833
 6447 12:07:57.413888  # [   61.858657] RDX: 000000000000001f RSI: 00007f12ce560000 RDI: 0000000000000001
 6448 12:07:57.420665  # [   61.866630] RBP: 00007f12ce560000 R08: 00007f12ce55f010 R09: 0000000000000000
 6449 12:07:57.430289  # [   61.874603] R10: fffffffffffffbc5 R11: 0000000000000246 R12: 0000000000000001
 6450 12:07:57.437303  # [   61.882576] R13: 0000000000000001 R14: 0000000000020000 R15: 0000000000020000
 6451 12:07:57.440552  # [   61.890573] irq event stamp: 0
 6452 12:07:57.446996  # [   61.893990] hardirqs last  enabled at (0): [<0000000000000000>] 0x0
 6453 12:07:57.457105  # [   61.907202] hardirqs last disabled at (0): [<ffffffff83f00d14>] copy_process+0x664/0x1cb0
 6454 12:07:57.466462  # [   61.916341] softirqs last  enabled at (0): [<ffffffff83f00d14>] copy_process+0x664/0x1cb0
 6455 12:07:57.473106  # [   61.925481] softirqs last disabled at (0): [<0000000000000000>] 0x0
 6456 12:07:57.479591  # [   61.932484] ---[ end trace 05348d993f728f6b ]---
 6457 12:07:57.489657  # [   61.937641] lkdtm: Overflow detected:[   71.738903] lkdtm: Performing direct entry USERCOPY_STACK_BEYOND
 6458 12:07:57.496278  [   71.751126] lkdtm: good_stack: ffffa7e00351fe20-ffffa7e00351fe40
 6459 12:07:57.502838  [   71.757850] lkdtm: bad_stack : ffffa7e00351fff8-ffffa7e003520018
 6460 12:07:57.503536   saturated
 6461 12:07:57.506179  
 6462 12:07:57.515935  # REFCOUNT_INC_NOT_ZERO_OVERFLOW: saw 'call trace:':[   71.764573] lkdtm: attempting good copy_to_user of local stack
 6463 12:07:57.522878  [   71.777325] lkdtm: attempting bad copy_to_user of distant stack
 6464 12:07:57.523410   ok
 6465 12:07:57.529079  ok 44 selftests: lkdtm: REFCOUNT_INC_NOT_ZERO_OVERFLOW.sh
 6466 12:07:57.535781  [   71.783955] lkdtm: copy_to_user failed, but lacked Oops
 6467 12:07:57.538915  # selftests: lkdtm: REFCOUNT_ADD_NOT_ZERO_OVERFLOW.sh
 6468 12:07:57.549473  # [   62.126667] lkdtm: Performing direct entry REFCOUNT_ADD_NOT_ZERO_OVERFLOW
 6469 12:07:57.555738  # [   62.136803] lkdtm: attempting bad refcount_add_not_zero() overflow
 6470 12:07:57.559001  # [   62.149963] ------------[ cut here ]------------
 6471 12:07:57.565793  # [   62.161318] refcount_t: saturated; leaking memory.
 6472 12:07:57.575283  # [   62.172900] WARNING: CPU: 0 PID: 2167 at lib/refcount.c:19 refcount_warn_saturate+0x97/0x110
 6473 12:07:57.602023  # [   62.188532] Modules linked in: fuse ip_tables cros_ec_sensors cros_ec_sensors_core industrialio_triggered_buffer kfifo_buf industrialio cros_ec_chardev cros_ec_sysfs cros_ec_lightbar cros_ec_debugfs cros_ec_sensorhub x86_pkg_temp_thermal cros_ec_dev cros_usbpd_notify
 6474 12:07:57.611867  # [   62.221214] CPU: 0 PID: 2167 Comm: cat Tainted: G      D W         5.10.162-cip23 #1
 6475 12:07:57.618190  # [   62.236093] Hardware name: Google Rammus/Rammus, BIOS  09/04/2020
 6476 12:07:57.624830  # [   62.249126] RIP: 0010:refcount_warn_saturate+0x97/0x110
 6477 12:07:57.644510  # [   62.261189] Code: 01 01 e8 27 85 98 00 0f 0b c3 cc cc cc cc 80 3d e9 0b 94 01 00 75 a8 48 c7 c7 a8 76 85 85 c6 05 d9 0b 94 01 01 e8 04 85 98 00 <0f> 0b c3 cc cc cc cc 80 3d c3 0b 94 01 00 75 85 48 c7 c7 00 77 85
 6478 12:07:57.651376  # [   62.288399] RSP: 0018:ffffa7e0029c7e38 EFLAGS: 00010282
 6479 12:07:57.657947  # [   62.300443] RAX: 0000000000000000 RBX: 000000007fffffff RCX: 0000000000000000
 6480 12:07:57.667762  # [   62.314657] RDX: ffff9d353ac2c660 RSI: ffff9d353ac1bf70 RDI: ffff9d353ac1bf70
 6481 12:07:57.674398  # [   62.328841] RBP: ffffffff858bbb28 R08: 0000000000000000 R09: 0000000000000000
 6482 12:07:57.684274  # [   62.343039] R10: 00000000ffffe000 R11: 3fffffffffffffff R12: 000000000000001f
 6483 12:07:57.690860  # [   62.357215] R13: ffffa7e0029c7f10 R14: ffffa7e0029c7f10 R15: ffff9d34c5d5a000
 6484 12:07:57.700691  # [   62.371432] FS:  00007f106c0ce580(0000) GS:ffff9d353ac00000(0000) knlGS:0000000000000000
 6485 12:07:57.707139  # [   62.386684] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
 6486 12:07:57.720630  # [   62.399317] CR2: 00007f106bed7000 CR3: 00000001040da001 CR4: 000000000[   71.974421] lkdtm: Performing direct entry USERCOPY_KERNEL
 6487 12:07:57.721115  03706f0
 6488 12:07:57.724041  
 6489 12:07:57.724515  # [   62.413512] Call Trace:
 6490 12:07:57.737303  # [   62.422454]  __refco[   71.982495] lkdtm: attempting good copy_to_user from kernel rodata: ffffffff854d1230
 6491 12:07:57.740517  unt_add_not_zero.constprop.0+0x2a/0x35
 6492 12:07:57.750477  # [   62.434839]  lkdtm_[   71.997392] lkdtm: attempting bad copy_to_user from kernel text: ffffffff840e38b0
 6493 12:07:57.753949  REFCOUNT_ADD_NOT_ZERO_OVERFLOW+0x3e/0x76
 6494 12:07:57.763313  # [   62.447377]  dire[   72.011927] lkdtm: FAIL: survived bad copy_to_user()
 6495 12:07:57.763905  ct_entry.cold+0x2c/0x38
 6496 12:07:57.766519  
 6497 12:07:57.769995  # [   62.457889]  full_proxy_write+0x53/0x80
 6498 12:07:57.773573  # [   62.468450]  vfs_write+0xe7/0x3a0
 6499 12:07:57.776551  # [   62.478293]  ksys_write+0x68/0xf0
 6500 12:07:57.779916  # [   62.488201]  do_syscall_64+0x30/0x40
 6501 12:07:57.783425  
 6502 12:07:57.786452  # [   62.498437]  entry_SYSCALL_64_after_hwframe+0x61/0xc6
 6503 12:07:57.793016  # [   62.510346] RIP: 0033:0x7f106bfe4833
 6504 12:07:57.812633  # [   62.520502] Code: 8b 15 61 26 0e 00 f7 d8 64 89 02 48 c7 c0 ff ff ff ff eb b7 0f 1f 00 64 8b 04 25 18 00 00 00 85 c0 75 14 b8 01 00 00 00 0f 05 <48> 3d 00 f0 ff ff 77 55 c3 0f 1f 40 00 48 83 ec 28 48 89 54 24 18
 6505 12:07:57.822546  # [   62.547746] RSP: 002b:00007fff616ac8f8 EFLAGS: 00000246 ORIG_RAX: 0000000000000001
 6506 12:07:57.828973  # [   62.562423] RAX: ffffffffffffffda RBX: 000000000000001f RCX: 00007f106bfe4833
 6507 12:07:57.838853  # [   62.576635] RDX: 000000000000001f RSI: 00007f106bed7000 RDI: 0000000000000001
 6508 12:07:57.845607  # [   62.590816] RBP: 00007f106bed7000 R08: 00007f106bed6010 R09: 0000000000000000
 6509 12:07:57.852002  # [   62.605036] R10: fffffffffffffbc5 R11: 0000000000000246 R12: 0000000000000001
 6510 12:07:57.861547  # [   62.619237] R13: 0000000000000001 R14: 0000000000020000 R15: 0000000000020000
 6511 12:07:57.865125  # [   62.633437] irq event stamp: 0
 6512 12:07:57.871959  # [   62.643049] hardirqs last  enabled at (0): [<0000000000000000>] 0x0
 6513 12:07:57.881786  # [   62.656294] hardirqs last disabled at (0): [<ffffffff83f00d14>] copy_process+0x664/0x1cb0
 6514 12:07:57.891808  # [   62.671638] softirqs last  enabled at (0): [<ffffffff83f00d14>] copy_process+0x664/0x1cb0
 6515 12:07:57.898262  # [   62.687027] softirqs last disabled at (0): [<0000000000000000>] 0x0
 6516 12:07:57.904575  # [   62.700231] ---[ end trace 05348d993f728f6c ]---
 6517 12:07:57.907911  # [   62.711625] lkdtm: Overflow detected: saturated
 6518 12:07:57.918015  # REFCOUNT_ADD_NOT_ZERO_OV[   72.172062] lkdtm: Performing direct entry STACKLEAK_ERASING
 6519 12:07:57.924497  [   72.179209] lkdtm: checking unused part of the thread stack (15928 bytes)...
 6520 12:07:57.934112  [   72.187114] lkdtm: FAIL: the erased part is not found (checked 15928 bytes)
 6521 12:07:57.937595  ERFLOW: saw 'call trace:': ok
 6522 12:07:57.947475  ok 45 selftests: lkdtm: REFCOUNT_[   72.194915] lkdtm: FAIL: the thread stack is NOT properly erased
 6523 12:07:57.954125  [   72.207838] CPU: 3 PID: 2972 Comm: cat Tainted: G      D W         5.10.162-cip23 #1
 6524 12:07:57.960942  [   72.216497] Hardware name: Google Rammus/Rammus, BIOS  09/04/2020
 6525 12:07:57.964224  [   72.223299] Call Trace:
 6526 12:07:57.967832  [   72.226028]  dump_stack+0x77/0x9b
 6527 12:07:57.973930  [   72.229729]  lkdtm_STACKLEAK_ERASING+0x116/0x144
 6528 12:07:57.977317  [   72.234875]  direct_entry.cold+0x2c/0x38
 6529 12:07:57.980404  [   72.239254]  full_proxy_write+0x53/0x80
 6530 12:07:57.987148  [   72.243535]  vfs_write+0xe7/0x3a0
 6531 12:07:57.990663  [   72.247232]  ksys_write+0x68/0xf0
 6532 12:07:57.993929  [   72.250931]  do_syscall_64+0x30/0x40
 6533 12:07:58.000715  [   72.254921]  entry_SYSCALL_64_after_hwframe+0x61/0xc6
 6534 12:07:58.003880  [   72.260558] RIP: 0033:0x7f472554e833
 6535 12:07:58.023903  [   72.264546] Code: 8b 15 61 26 0e 00 f7 d8 64 89 02 48 c7 c0 ff ff ff ff eb b7 0f 1f 00 64 8b 04 25 18 00 00 00 85 c0 75 14 b8 01 00 00 00 0f 05 <48> 3d 00 f0 ff ff 77 55 c3 0f 1f 40 00 48 83 ec 28 48 89 54 24 18
 6536 12:07:58.033648  [   72.285525] RSP: 002b:00007ffd02afb8d8 EFLAGS: 00000246 ORIG_RAX: 0000000000000001
 6537 12:07:58.040512  [   72.293979] RAX: ffffffffffffffda RBX: 0000000000000012 RCX: 00007f472554e833
 6538 12:07:58.050500  [   72.301946] RDX: 0000000000000012 RSI: 00007f4725441000 RDI: 0000000000000001
 6539 12:07:58.056893  [   72.309914] RBP: 00007f4725441000 R08: 00007f4725440010 R09: 0000000000000000
 6540 12:07:58.063405  [   72.317882] R10: fffffffffffffbc5 R11: 0000000000000246 R12: 0000000000000001
 6541 12:07:58.073336  [   72.325849] R13: 0000000000000001 R14: 0000000000020000 R15: 0000000000020000
 6542 12:07:58.076565  ADD_NOT_ZERO_OVERFLOW.sh
 6543 12:07:58.079919  # selftests: lkdtm: REFCOUNT_DEC_ZERO.sh
 6544 12:07:58.086539  # [   62.857767] lkdtm: Performing direct entry REFCOUNT_DEC_ZERO
 6545 12:07:58.089653  # [   62.866123] lkdtm: attempting good refcount_dec()
 6546 12:07:58.096401  # [   62.871385] lkdtm: attempting bad refcount_dec() to zero
 6547 12:07:58.103114  # [   62.883535] ------------[ cut here ]------------
 6548 12:07:58.109588  # [   62.894895] refcount_t: decrement hit 0; leaking memory.
 6549 12:07:58.119732  # [   62.900888] WARNING: CPU: 2 PID: 2199 at lib/refcount.c:31 refcount_warn_saturate+0xfb/0x110
 6550 12:07:58.145727  # [   62.910327] Modules linked in: fuse ip_tables cros_ec_sensors cros_ec_sensors_core industrialio_triggered_buffer kfifo_buf industrialio cros_ec_chardev cros_ec_sysfs cros_ec_lightbar cros_ec_debugfs cros_ec_sensorhub x86_pkg_temp_thermal cros_ec_dev cros_usbpd_notify
 6551 12:07:58.152463  # [   62.942981] CPU: 2 PID: 2199 Comm: cat Tainted: G      D W         5.10.162-cip23 #1
 6552 12:07:58.162244  # [   62.951646] Hardware name: Google Rammus/Rammus, BIOS  09/04/2020
 6553 12:07:58.165270  # [   62.964656] RIP: 0010:refcount_warn_saturate+0xfb/0x110
 6554 12:07:58.188914  # [   62.970495] Code: 58 77 85 85 c6 05 8a 0b 94 01 01 e8 ba 84 98 00 0f 0b c3 cc cc cc cc 48 c7 c7 28 77 85 85 c6 05 71 0b 94 01 01 e8 a0 84 98 00 <0f> 0b c3 cc cc cc cc 66 66 2e 0f 1f 84 00 00 00 00 00 0f 1f 00 8b
 6555 12:07:58.195275  # [   62.991507] RSP: 0018:ffffa7e002a4fe48 EFLAGS: 00010286
 6556 12:07:58.202138  # [   62.997347] RAX: 0000000000000000 RBX: 000000000000002f RCX: 0000000000000000
 6557 12:07:58.212156  # [   63.011536] RDX: ffff9d353ad2c660 RSI: ffff9d353ad1bf70 RDI: ffff9d353ad1bf70
 6558 12:07:58.218680  # [   63.019509] RBP: ffffffff858bbee1 R08: 0000000000000000 R09: 0000000000000000
 6559 12:07:58.228208  # [   63.027481] R10: 00000000ffffe000 R11: 3fffffffffffffff R12: 0000000000000012
 6560 12:07:58.234534  # [   63.035453] R13: ffffa7e002a4ff10 R14: ffffa7e002a4ff10 R15: ffff9d34c5d37000
 6561 12:07:58.244191  # [   63.043430] FS:  00007ff0251ae580(0000) GS:ffff9d353ad00000(0000) knlGS:0000000000000000
 6562 12:07:58.250728  # [   63.052470] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
 6563 12:07:58.257288  # [   63.058887] CR2: 00007ff024fb7000 CR3: 0000000103164001 CR4: 00000000003706e0
 6564 12:07:58.260688  # [   63.066859] Call Trace:
 6565 12:07:58.267248  # [   63.069591]  lkdtm_REFCOUNT_DEC_ZERO+0x4d/0xbd
 6566 12:07:58.270706  # [   63.074585]  direct_entry.cold+0x2c/0x38
 6567 12:07:58.277397  #[   72.526695] lkdtm: Performing direct entry CFI_FORWARD_PROTO
 6568 12:07:58.280734   [   63.078990]  full_proxy_write+0x53/0x80
 6569 12:07:58.290542  # [   63.083304]  v[   72.539135] lkdtm: Calling matched prototype ...
 6570 12:07:58.290752  fs_write+0xe7/0x3a0
 6571 12:07:58.293878  # [   63.087029]  ksys_write+0x68/0xf0
 6572 12:07:58.300390  # [[   72.550503] lkdtm: Calling mismatched prototype ...
 6573 12:07:58.306984  [   72.562166] lkdtm: Fail: survived mismatched prototype function call!
 6574 12:07:58.310358     63.090732]  do_syscall_64+0x30/0x40
 6575 12:07:58.317001  # [   63.094723]  entry_SYSCALL_64_after_hwframe+0x61/0xc6
 6576 12:07:58.320336  # [   63.100367] RIP: 0033:0x7ff0250c4833
 6577 12:07:58.343403  # [   63.104358] Code: 8b 15 61 26 0e 00 f7 d8 64 89 02 48 c7 c0 ff ff ff ff eb b7 0f 1f 00 64 8b 04 25 18 00 00 00 85 c0 75 14 b8 01 00 00 00 0f 05 <48> 3d 00 f0 ff ff 77 55 c3 0f 1f 40 00 48 83 ec 28 48 89 54 24 18
 6578 12:07:58.349935  # [   63.125341] RSP: 002b:00007ffce54fc168 EFLAGS: 00000246 ORIG_RAX: 0000000000000001
 6579 12:07:58.360153  # [   63.133800] RAX: ffffffffffffffda RBX: 0000000000000012 RCX: 00007ff0250c4833
 6580 12:07:58.366415  # [   63.141773] RDX: 0000000000000012 RSI: 00007ff024fb7000 RDI: 0000000000000001
 6581 12:07:58.376630  # [   63.149744] RBP: 00007ff024fb7000 R08: 00007ff024fb6010 R09: 0000000000000000
 6582 12:07:58.386187  # [   63.157719] R10: fffffffffffffbc5 R11: 0000000000000246 R12: 0000000000000001
 6583 12:07:58.392950  # [   63.165692] R13: 0000000000000001 R14: 0000000000020000 R15: 0000000000020000
 6584 12:07:58.395951  # [   63.173666] irq event stamp: 0
 6585 12:07:58.402783  # [   63.177099] hardirqs last  enabled at (0): [<0000000000000000>] 0x0
 6586 12:07:58.406110  
 6587 12:07:58.412942  # [   63.190311] hardirqs last disabled at (0): [<ffffffff83f00d14>] copy_process+0x664/0x1cb0
 6588 12:07:58.422830  # [   63.199448] softirqs last  enabled at (0): [<ffffffff83f00d14>] copy_process+0x664/0x1cb0
 6589 12:07:58.432646  # [   63.208586] softirqs last disabled at (0): [<0000000000000000>] 0x0
 6590 12:07:58.435730  # [   63.215586] ---[ end trace 05348d993f728f6d ]---
 6591 12:07:58.442319  # [   63.220744] lkdtm: Zero detected: saturated
 6592 12:07:58.445620  # REFCOUNT_DEC_ZERO: saw 'call trace:': ok
 6593 12:07:58.452461  ok 46 selftests: lkdtm: REFCOUNT_DEC_ZERO.sh
 6594 12:07:58.455894  # selftests: lkdtm: REFCOUNT_DEC_NEGATIVE.sh
 6595 12:07:58.462274  # [   63.360837] lkdtm: Performing direct entry REFCOUNT_DEC_NEGATIVE
 6596 12:07:58.468938  # [   63.369073] lkdtm: attempting bad refcount_dec() below zero
 6597 12:07:58.475741  # [   63.375305] ------------[ cut here ]------------
 6598 12:07:58.482182  # [   63.380466] refcount_t: decrement hit 0; leaking memory.
 6599 12:07:58.492198  # [   63.386411] WARNING: CPU: 3 PID: 2234 at lib/refcount.c:31 refcount_warn_saturate+0xfb/0x110
 6600 12:07:58.518276  # [   63.402039] Modules linked in: fuse ip_tables cros_ec_sensors cros_ec_sensors_core industrialio_triggered_buffer kfifo_buf industrialio cros_ec_chardev cros_ec_sysfs cros_ec_lightbar cros_ec_debugfs cros_ec_sensorhub x86_pkg_temp_thermal cros_ec_dev cros_usbpd_notify
 6601 12:07:58.527921  # [   63.434676] CPU: 3 PID: 2234 Comm: cat Tainted: G      D W         5.10.162-cip23 #1
 6602 12:07:58.534760  # [   63.443357] Hardware name: Google Rammus/Rammus, BIOS  09/04/2020
 6603 12:07:58.541129  # [   63.450189] RIP: 0010:refcount_warn_saturate+0xfb/0x110
 6604 12:07:58.564179  # [   63.456036] Code: 58 77 85 85 c6 05 8a 0b 94 01 01 e8 ba 84 98 00 0f 0b c3 cc cc cc cc 48 c7 c7 28 77 85 85 c6 05 71 0b 94 01 01 e8 a0 84 98 00 <0f> 0b c3 cc cc cc cc 66 66 2e 0f 1f 84 00 00 00 00 00 0f 1f 00 8b
 6605 12:07:58.570719  # [   63.483223] RSP: 0018:ffffa7e002a9fe48 EFLAGS: 00010286
 6606 12:07:58.577556  # [   63.489073] RAX: 0000000000000000 RBX: 0000000000000030 RCX: 0000000000000000
 6607 12:07:58.587542  # [   63.497045] RDX: ffff9d353adac660 RSI: ffff9d353ad9bf70 RDI: ffff9d353ad9bf70
 6608 12:07:58.594006  # [   63.505037] RBP: ffffffff858bbef3 R08: 0000000000000000 R09: 0000000000000000
 6609 12:07:58.604351  # [   63.513023] R10: 00000000ffffe000 R11: 3fffffffffffffff R12: 0000000000000016
 6610 12:07:58.610450  # [   63.520994] R13: ffffa7e002a9ff10 R14: ffffa7e002a9ff10 R15: ffff9d34c3fbe000
 6611 12:07:58.620705  # [   63.535175] FS:  00007fdf2f069580(0000) GS:ffff9d353ad80000(0000) knlGS:0000000000000000
 6612 12:07:58.626881  # [   63.544213] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
 6613 12:07:58.636570  # [   63.550631] CR2: 00007fdf2ee72000 CR3: 0000000103d42003 CR4: 00000000003706e0
 6614 12:07:58.639861  # [   63.558600] Call Trace:
 6615 12:07:58.646367  # [   63.561331]  lkdtm_REFCOUNT_DEC_NEGATIVE+0x37/0x61
 6616 12:07:58.649793  # [   63.566704]  direct_entry.cold+0x2c/0x38
 6617 12:07:58.653031  # [   63.571085]  full_proxy_write+0x53/0x80
 6618 12:07:58.659804  # [   63.575393]  vfs_write+0xe7/0x3a0
 6619 12:07:58.662863  # [   63.579118]  ksys_write+0x68/0xf0
 6620 12:07:58.666155  # [   63.582819]  do_syscall_64+0x30/0x40
 6621 12:07:58.672677  # [   63.586810]  entry_SYSCALL_64_after_hwframe+0x61/0xc6
 6622 12:07:58.676184  # [   63.592452] RIP: 0033:0x7fdf2ef7f833
 6623 12:07:58.699236  # [   63.596443] Code: 8b 15 61 26 0e 00 f7 d8 64 89 02 48 c7 c0 ff ff ff ff eb b7 0f 1f 00 64 8b 04 25 18 00 00 00 85 c0 75 14 b8 01 00 00 00 0f 05 <48> 3d 00 f0 ff ff 77 55 c3 0f 1f 40 00 48 83 ec 28 48 89 54 24 18
 6624 12:07:58.709035  # [   63.617423] RSP: 002b:00007ffda56aa9b8 EFLAGS: 00000246 ORIG_RAX: 0000000000000001
 6625 12:07:58.715757  # [   63.625880] RAX: ffffffffffffffda RBX: 0000000000000016 RCX: 00007fdf2ef7f833
 6626 12:07:58.725583  # [   63.633850] RDX: 0000000000000016 RSI: 00007fdf2ee72000 RDI: 0000000000000001
 6627 12:07:58.732448  # [   63.641822] RBP: 00007fdf2ee72000 R08: 00007fdf2ee71010 R09: 0000000000000000
 6628 12:07:58.742283  # [   63.649794] R10: fffffffffffffbc5 R11: 0000000000000246 R12: 0000000000000001
 6629 12:07:58.748729  # [   63.657764] R13: 0000000000000001 R14: 0000000000020000 R15: 0000000000020000
 6630 12:07:58.752281  # [   63.665742] irq event stamp: 0
 6631 12:07:58.761901  # [   63.675360] hardirqs last  enabled at (0): [<0000000000000000>] 0x0
 6632 12:07:58.768499  # [   63.688579] hardirqs last disabled at (0): [<ffffffff83f00d14>] copy_process+0x664/0x1cb0
 6633 12:07:58.771785  
 6634 12:07:58.778616  # [   63.697745] softirqs last  enabled at (0): [<ffffffff83f00d14>] copy_process+0x664/0x1cb0
 6635 12:07:58.788419  # [   63.706885] softirqs last disabled at (0): [<0000000000000000>] 0x0
 6636 12:07:58.791716  # [   63.713885] ---[ end trace 05348d993f728f6e ]---
 6637 12:07:58.798297  # [   63.719043] lkdtm: Negative detected: saturated
 6638 12:07:58.804667  # REFCOUNT_DEC_NEGATIVE: saw 'Negative detected: saturated': ok
 6639 12:07:58.808296  ok 47 selftests: lkdtm: REFCOUNT_DEC_NEGATIVE.sh
 6640 12:07:58.815074  # selftests: lkdtm: REFCOUNT_DEC_AND_TEST_NEGATIVE.sh
 6641 12:07:58.821411  # [   63.876960] lkdtm: Performing direct entry REFCOUNT_DEC_AND_TEST_NEGATIVE
 6642 12:07:58.824858  
 6643 12:07:58.831764  # [   63.887137] lkdtm: attempting bad refcount_dec_and_test() below zero
 6644 12:07:58.834898  # [   63.900448] ------------[ cut here ]------------
 6645 12:07:58.837984  
 6646 12:07:58.841421  # [   63.911822] refcount_t: underflow; use-after-free.
 6647 12:07:58.851255  # [   63.923425] WARNING: CPU: 0 PID: 2269 at lib/refcount.c:28 refcount_warn_saturate+0xba/0x110
 6648 12:07:58.880680  # [   63.939054] Modules linked in: fuse ip_tables cros_ec_sensors cros_ec_sensors_core industrialio_triggered_buffer kfifo_buf industrialio cros_ec_chardev cros_ec_sysfs cros_ec_lightbar cros_ec_debugfs cros_ec_sensorhub x86_pkg_temp_thermal cros_ec_dev cros_usbpd_notify
 6649 12:07:58.890694  # [   63.971712] CPU: 0 PID: 2269 Comm: cat Tainted: G      D W         5.10.162-cip23 #1
 6650 12:07:58.897134  # [   63.986586] Hardware name: Google Rammus/Rammus, BIOS  09/04/2020
 6651 12:07:58.903746  # [   63.999668] RIP: 0010:refcount_warn_saturate+0xba/0x110
 6652 12:07:58.923463  # [   64.011665] Code: 01 01 e8 04 85 98 00 0f 0b c3 cc cc cc cc 80 3d c3 0b 94 01 00 75 85 48 c7 c7 00 77 85 85 c6 05 b3 0b 94 01 01 e8 e1 84 98 00 <0f> 0b c3 cc cc cc cc 80 3d 9e 0b 94 01 00 0f 85 5e ff ff ff 48 c7
 6653 12:07:58.930038  # [   64.038914] RSP: 0018:ffffa7e002b27e40 EFLAGS: 00010286
 6654 12:07:58.939769  # [   64.050953] RAX: 0000000000000000 RBX: 0000000000000031 RCX: 0000000000000000
 6655 12:07:58.946391  # [   64.065219] RDX: ffff9d353ac2c660 RSI: ffff9d353ac1bf70 RDI: ffff9d353ac1bf70
 6656 12:07:58.956484  # [   64.079397] RBP: ffffffff858bbb48 R08: 0000000000000000 R09: 0000000000000000
 6657 12:07:58.966073  # [   64.093632] R10: 00000000ffffe000 R11: 3fffffffffffffff R12: 000000000000001f
 6658 12:07:58.972995  # [   64.107826] R13: ffffa7e002b27f10 R14: ffffa7e002b27f10 R15: ffff9d34c3d4f000
 6659 12:07:58.982816  # [   64.122011] FS:  00007efe002c4580(0000) GS:ffff9d353ac00000(0000) knlGS:0000000000000000
 6660 12:07:58.989520  # [   64.137312] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
 6661 12:07:58.999022  # [   64.149957] CR2: 00007efe000cd000 CR3: 0000000103030003 CR4: 00000000003706f0
 6662 12:07:59.002732  # [   64.164149] Call Trace:
 6663 12:07:59.009021  # [   64.173106]  __refcount_sub_and_test.constprop.0+0x3c/0x50
 6664 12:07:59.015442  # [   64.185443]  lkdtm_REFCOUNT_DEC_AND_TEST_NEGATIVE+0x3e/0x78
 6665 12:07:59.018852  # [   64.197870]  direct_entry.cold+0x2c/0x38
 6666 12:07:59.022170  # [   64.208473]  full_proxy_write+0x53/0x80
 6667 12:07:59.028549  # [   64.218982]  vfs_write+0xe7/0x3a0
 6668 12:07:59.031777  # [   64.228882]  ksys_write+0x68/0xf0
 6669 12:07:59.035172  # [   64.238780]  do_syscall_64+0x30/0x40
 6670 12:07:59.041688  # [   64.249033]  entry_SYSCALL_64_after_hwframe+0x61/0xc6
 6671 12:07:59.045048  # [   64.260879] RIP: 0033:0x7efe001da833
 6672 12:07:59.067936  # [   64.271064] Code: 8b 15 61 26 0e 00 f7 d8 64 89 02 48 c7 c0 ff ff ff ff eb b7 0f 1f 00 64 8b 04 25 18 00 00 00 85 c0 75 14 b8 01 00 00 00 0f 05 <48> 3d 00 f0 ff ff 77 55 c3 0f 1f 40 00 48 83 ec 28 48 89 54 24 18
 6673 12:07:59.078039  # [   64.292099] RSP: 002b:00007ffd7d3c72b8 EFLAGS: 00000246 ORIG_RAX: 0000000000000001
 6674 12:07:59.084410  # [   64.306755] RAX: ffffffffffffffda RBX: 000000000000001f RCX: 00007efe001da833
 6675 12:07:59.087910  
 6676 12:07:59.094443  # [   64.320944] RDX: 000000000000001f RSI: 00007efe000cd000 RDI: 0000000000000001
 6677 12:07:59.104043  # [   64.335117] RBP: 00007efe000cd000 R08: 00007efe000cc010 R09: 0000000000000000
 6678 12:07:59.110804  # [   64.349301] R10: fffffffffffffbc5 R11: 0000000000000246 R12: 0000000000000001
 6679 12:07:59.120504  # [   64.363529] R13: 0000000000000001 R14: 0000000000020000 R15: 0000000000020000
 6680 12:07:59.124017  # [   64.377733] irq event stamp: 0
 6681 12:07:59.130737  # [   64.387362] hardirqs last  enabled at (0): [<0000000000000000>] 0x0
 6682 12:07:59.140208  # [   64.400568] hardirqs last disabled at (0): [<ffffffff83f00d14>] copy_process+0x664/0x1cb0
 6683 12:07:59.150121  # [   64.415944] softirqs last  enabled at (0): [<ffffffff83f00d14>] copy_process+0x664/0x1cb0
 6684 12:07:59.156982  # [   64.431333] softirqs last disabled at (0): [<0000000000000000>] 0x0
 6685 12:07:59.163312  # [   64.444535] ---[ end trace 05348d993f728f6f ]---
 6686 12:07:59.170311  # [   64.455945] lkdtm: Negative detected: saturated
 6687 12:07:59.177029  # REFCOUNT_DEC_AND_TEST_NEGATIVE: saw 'Negative detected: saturated': ok
 6688 12:07:59.183255  ok 48 selftests: lkdtm: REFCOUNT_DEC_AND_TEST_NEGATIVE.sh
 6689 12:07:59.186734  # selftests: lkdtm: REFCOUNT_SUB_AND_TEST_NEGATIVE.sh
 6690 12:07:59.196747  # [   64.623545] lkdtm: Performing direct entry REFCOUNT_SUB_AND_TEST_NEGATIVE
 6691 12:07:59.203191  # [   64.636382] lkdtm: attempting bad refcount_sub_and_test() below zero
 6692 12:07:59.209734  # [   64.643491] ------------[ cut here ]------------
 6693 12:07:59.216552  # [   64.648652] refcount_t: underflow; use-after-free.
 6694 12:07:59.222935  # [   64.654034] WARNING: CPU: 2 PID: 2304 at lib/refcount.c:28 refcount_warn_saturate+0xba/0x110
 6695 12:07:59.252537  # [   64.669664] Modules linked in: fuse ip_tables cros_ec_sensors cros_ec_sensors_core industrialio_triggered_buffer kfifo_buf industrialio cros_ec_chardev cros_ec_sysfs cros_ec_lightbar cros_ec_debugfs cros_ec_sensorhub x86_pkg_temp_thermal cros_ec_dev cros_usbpd_notify
 6696 12:07:59.262522  # [   64.696120] CPU: 2 PID: 2304 Comm: cat Tainted: G      D W         5.10.162-cip23 #1
 6697 12:07:59.268854  # [   64.710977] Hardware name: Google Rammus/Rammus, BIOS  09/04/2020
 6698 12:07:59.275471  # [   64.717785] RIP: 0010:refcount_warn_saturate+0xba/0x110
 6699 12:07:59.295102  # [   64.723620] Code: 01 01 e8 04 85 98 00 0f 0b c3 cc cc cc cc 80 3d c3 0b 94 01 00 75 85 48 c7 c7 00 77 85 85 c6 05 b3 0b 94 01 01 e8 e1 84 98 00 <0f> 0b c3 cc cc cc cc 80 3d 9e 0b 94 01 00 0f 85 5e ff ff ff 48 c7
 6700 12:07:59.301758  # [   64.744602] RSP: 0018:ffffa7e002b7fe40 EFLAGS: 00010286
 6701 12:07:59.311831  # [   64.750440] RAX: 0000000000000000 RBX: 0000000000000032 RCX: 0000000000000000
 6702 12:07:59.318338  # [   64.758409] RDX: ffff9d353ad2c660 RSI: ffff9d353ad1bf70 RDI: ffff9d353ad1bf70
 6703 12:07:59.328046  # [   64.766380] RBP: ffffffff858bbb68 R08: 0000000000000000 R09: 0000000000000000
 6704 12:07:59.338272  # [   64.774350] R10: 00000000ffffe000 R11: 3fffffffffffffff R12: 000000000000001f
 6705 12:07:59.344511  # [   64.782319] R13: ffffa7e002b7ff10 R14: ffffa7e002b7ff10 R15: ffff9d34c4cde000
 6706 12:07:59.354570  # [   64.790290] FS:  00007f75e5b86580(0000) GS:ffff9d353ad00000(0000) knlGS:0000000000000000
 6707 12:07:59.360940  # [   64.799330] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
 6708 12:07:59.370857  # [   64.805748] CR2: 00007f75e598f000 CR3: 0000000103030001 CR4: 00000000003706e0
 6709 12:07:59.374071  # [   64.813719] Call Trace:
 6710 12:07:59.380667  # [   64.816467]  __refcount_sub_and_test.constprop.0+0x3c/0x50
 6711 12:07:59.387124  # [   64.822601]  lkdtm_REFCOUNT_SUB_AND_TEST_NEGATIVE+0x3e/0x7b
 6712 12:07:59.390750  # [   64.835032]  direct_entry.cold+0x2c/0x38
 6713 12:07:59.397471  # [   64.839419]  full_proxy_write+0x53/0x80
 6714 12:07:59.400266  # [   64.843703]  vfs_write+0xe7/0x3a0
 6715 12:07:59.403854  # [   64.847403]  ksys_write+0x68/0xf0
 6716 12:07:59.406990  # [   64.851103]  do_syscall_64+0x30/0x40
 6717 12:07:59.413723  # [   64.855095]  entry_SYSCALL_64_after_hwframe+0x61/0xc6
 6718 12:07:59.417184  # [   64.860735] RIP: 0033:0x7f75e5a9c833
 6719 12:07:59.439963  # [   64.864726] Code: 8b 15 61 26 0e 00 f7 d8 64 89 02 48 c7 c0 ff ff ff ff eb b7 0f 1f 00 64 8b 04 25 18 00 00 00 85 c0 75 14 b8 01 00 00 00 0f 05 <48> 3d 00 f0 ff ff 77 55 c3 0f 1f 40 00 48 83 ec 28 48 89 54 24 18
 6720 12:07:59.449707  # [   64.885709] RSP: 002b:00007ffd829bf538 EFLAGS: 00000246 ORIG_RAX: 0000000000000001
 6721 12:07:59.456299  # [   64.894166] RAX: ffffffffffffffda RBX: 000000000000001f RCX: 00007f75e5a9c833
 6722 12:07:59.466096  # [   64.902140] RDX: 000000000000001f RSI: 00007f75e598f000 RDI: 0000000000000001
 6723 12:07:59.472379  # [   64.916326] RBP: 00007f75e598f000 R08: 00007f75e598e010 R09: 0000000000000000
 6724 12:07:59.482484  # [   64.930515] R10: fffffffffffffbc5 R11: 0000000000000246 R12: 0000000000000001
 6725 12:07:59.492286  # [   64.938518] R13: 0000000000000001 R14: 0000000000020000 R15: 0000000000020000
 6726 12:07:59.495810  # [   64.946495] irq event stamp: 0
 6727 12:07:59.502349  # [   64.949930] hardirqs last  enabled at (0): [<0000000000000000>] 0x0
 6728 12:07:59.512388  # [   64.963142] hardirqs last disabled at (0): [<ffffffff83f00d14>] copy_process+0x664/0x1cb0
 6729 12:07:59.522255  # [   64.972337] softirqs last  enabled at (0): [<ffffffff83f00d14>] copy_process+0x664/0x1cb0
 6730 12:07:59.528586  # [   64.981490] softirqs last disabled at (0): [<0000000000000000>] 0x0
 6731 12:07:59.535324  # [   64.994692] ---[ end trace 05348d993f728f70 ]---
 6732 12:07:59.538625  # [   64.999850] lkdtm: Negative detected: saturated
 6733 12:07:59.548359  # REFCOUNT_SUB_AND_TEST_NEGATIVE: saw 'Negative detected: saturated': ok
 6734 12:07:59.551853  ok 49 selftests: lkdtm: REFCOUNT_SUB_AND_TEST_NEGATIVE.sh
 6735 12:07:59.558291  # selftests: lkdtm: REFCOUNT_INC_ZERO.sh
 6736 12:07:59.564676  # [   65.126709] lkdtm: Performing direct entry REFCOUNT_INC_ZERO
 6737 12:07:59.571492  # [   65.135597] lkdtm: attempting safe refcount_inc_not_zero() from zero
 6738 12:07:59.574764  # [   65.148901] lkdtm: Good: zero detected
 6739 12:07:59.581425  # [   65.159287] lkdtm: Correctly stayed at zero
 6740 12:07:59.588113  # [   65.170172] lkdtm: attempting bad refcount_inc() from zero
 6741 12:07:59.594743  # [   65.176301] ------------[ cut here ]------------
 6742 12:07:59.597865  # [   65.187676] refcount_t: addition on 0; use-after-free.
 6743 12:07:59.607509  # [   65.199659] WARNING: CPU: 1 PID: 2336 at lib/refcount.c:25 refcount_warn_saturate+0x74/0x110
 6744 12:07:59.637584  # [   65.215268] Modules linked in: fuse ip_tables cros_ec_sensors cros_ec_sensors_core industrialio_triggered_buffer kfifo_buf industrialio cros_ec_chardev cros_ec_sysfs cros_ec_lightbar cros_ec_debugfs cros_ec_sensorhub x86_pkg_temp_thermal cros_ec_dev cros_usbpd_notify
 6745 12:07:59.646891  # [   65.247911] CPU: 1 PID: 2336 Comm: cat Tainted: G      D W         5.10.162-cip23 #1
 6746 12:07:59.653696  # [   65.262773] Hardware name: Google Rammus/Rammus, BIOS  09/04/2020
 6747 12:07:59.660474  # [   65.275791] RIP: 0010:refcount_warn_saturate+0x74/0x110
 6748 12:07:59.679692  # [   65.287842] Code: 01 01 e8 4a 85 98 00 0f 0b c3 cc cc cc cc 80 3d 0a 0c 94 01 00 75 cb 48 c7 c7 d0 76 85 85 c6 05 fa 0b 94 01 01 e8 27 85 98 00 <0f> 0b c3 cc cc cc cc 80 3d e9 0b 94 01 00 75 a8 48 c7 c7 a8 76 85
 6749 12:07:59.686479  # [   65.308823] RSP: 0018:ffffa7e002bdfe48 EFLAGS: 00010286
 6750 12:07:59.696557  # [   65.320867] RAX: 0000000000000000 RBX: 0000000000000033 RCX: 0000000000000000
 6751 12:07:59.703002  # [   65.328840] RDX: ffff9d353acac660 RSI: ffff9d353ac9bf70 RDI: ffff9d353ac9bf70
 6752 12:07:59.706246  
 6753 12:07:59.712770  # [   65.343020] RBP: ffffffff858bbf09 R08: 0000000000000000 R09: 0000000000000000
 6754 12:07:59.722354  # [   65.350992] R10: 00000000ffffe000 R11: 3fffffffffffffff R12: 0000000000000012
 6755 12:07:59.729397  # [   65.365169] R13: ffffa7e002bdff10 R14: ffffa7e002bdff10 R15: ffff9d34c5c80000
 6756 12:07:59.739318  # [   65.373144] FS:  00007f4ed6fab580(0000) GS:ffff9d353ac80000(0000) knlGS:0000000000000000
 6757 12:07:59.745898  # [   65.388391] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
 6758 12:07:59.755896  # [   65.394809] CR2: 00007f4ed6db4000 CR3: 000000010549a004 CR4: 00000000003706e0
 6759 12:07:59.759221  # [   65.408988] Call Trace:
 6760 12:07:59.762627  # [   65.411746]  lkdtm_REFCOUNT_INC_ZERO+0x99/0xc1
 6761 12:07:59.769209  # [   65.422915]  direct_entry.cold+0x2c/0x38
 6762 12:07:59.772194  # [   65.433511]  full_proxy_write+0x53/0x80
 6763 12:07:59.775475  # [   65.444028]  vfs_write+0xe7/0x3a0
 6764 12:07:59.781879  # [   65.453940]  ksys_write+0x68/0xf0
 6765 12:07:59.785405  # [   65.463861]  do_syscall_64+0x30/0x40
 6766 12:07:59.792133  # [   65.474065]  entry_SYSCALL_64_after_hwframe+0x61/0xc6
 6767 12:07:59.795501  # [   65.485921] RIP: 0033:0x7f4ed6ec1833
 6768 12:07:59.818417  # [   65.496125] Code: 8b 15 61 26 0e 00 f7 d8 64 89 02 48 c7 c0 ff ff ff ff eb b7 0f 1f 00 64 8b 04 25 18 00 00 00 85 c0 75 14 b8 01 00 00 00 0f 05 <48> 3d 00 f0 ff ff 77 55 c3 0f 1f 40 00 48 83 ec 28 48 89 54 24 18
 6769 12:07:59.824738  # [   65.517108] RSP: 002b:00007ffcd7c10a28 EFLAGS: 00000246 ORIG_RAX: 0000000000000001
 6770 12:07:59.834718  # [   65.531773] RAX: ffffffffffffffda RBX: 0000000000000012 RCX: 00007f4ed6ec1833
 6771 12:07:59.841199  # [   65.539747] RDX: 0000000000000012 RSI: 00007f4ed6db4000 RDI: 0000000000000001
 6772 12:07:59.844531  
 6773 12:07:59.851085  # [   65.553925] RBP: 00007f4ed6db4000 R08: 00007f4ed6db3010 R09: 0000000000000000
 6774 12:07:59.861161  # [   65.561899] R10: fffffffffffffbc5 R11: 0000000000000246 R12: 0000000000000001
 6775 12:07:59.867537  # [   65.576080] R13: 0000000000000001 R14: 0000000000020000 R15: 0000000000020000
 6776 12:07:59.870654  # [   65.584092] irq event stamp: 0
 6777 12:07:59.880731  # [   65.593685] hardirqs last  enabled at (0): [<0000000000000000>] 0x0
 6778 12:07:59.891059  # [   65.600689] hardirqs last disabled at (0): [<ffffffff83f00d14>] copy_process+0x664/0x1cb0
 6779 12:07:59.900942  # [   65.616035] softirqs last  enabled at (0): [<ffffffff83f00d14>] copy_process+0x664/0x1cb0
 6780 12:07:59.907256  # [   65.631385] softirqs last disabled at (0): [<0000000000000000>] 0x0
 6781 12:07:59.910866  # [   65.638385] ---[ end trace 05348d993f728f71 ]---
 6782 12:07:59.913839  
 6783 12:07:59.917418  # [   65.649748] lkdtm: Zero detected: saturated
 6784 12:07:59.920447  # REFCOUNT_INC_ZERO: saw 'call trace:': ok
 6785 12:07:59.926808  ok 50 selftests: lkdtm: REFCOUNT_INC_ZERO.sh
 6786 12:07:59.930590  # selftests: lkdtm: REFCOUNT_ADD_ZERO.sh
 6787 12:07:59.936871  # [   65.791282] lkdtm: Performing direct entry REFCOUNT_ADD_ZERO
 6788 12:07:59.943483  # [   65.803801] lkdtm: attempting safe refcount_add_not_zero() from zero
 6789 12:07:59.950059  # [   65.810910] lkdtm: Good: zero detected
 6790 12:07:59.953298  # [   65.815101] lkdtm: Correctly stayed at zero
 6791 12:07:59.959961  # [   65.819772] lkdtm: attempting bad refcount_add() from zero
 6792 12:07:59.966434  # [   65.825899] ------------[ cut here ]------------
 6793 12:07:59.972904  # [   65.831054] refcount_t: addition on 0; use-after-free.
 6794 12:07:59.982869  # [   65.836817] WARNING: CPU: 3 PID: 2368 at lib/refcount.c:25 refcount_warn_saturate+0x74/0x110
 6795 12:08:00.009219  # [   65.846242] Modules linked in: fuse ip_tables cros_ec_sensors cros_ec_sensors_core industrialio_triggered_buffer kfifo_buf industrialio cros_ec_chardev cros_ec_sysfs cros_ec_lightbar cros_ec_debugfs cros_ec_sensorhub x86_pkg_temp_thermal cros_ec_dev cros_usbpd_notify
 6796 12:08:00.019141  # [   65.878880] CPU: 3 PID: 2368 Comm: cat Tainted: G      D W         5.10.162-cip23 #1
 6797 12:08:00.025524  # [   65.887531] Hardware name: Google Rammus/Rammus, BIOS  09/04/2020
 6798 12:08:00.032154  # [   65.894340] RIP: 0010:refcount_warn_saturate+0x74/0x110
 6799 12:08:00.054970  # [   65.900175] Code: 01 01 e8 4a 85 98 00 0f 0b c3 cc cc cc cc 80 3d 0a 0c 94 01 00 75 cb 48 c7 c7 d0 76 85 85 c6 05 fa 0b 94 01 01 e8 27 85 98 00 <0f> 0b c3 cc cc cc cc 80 3d e9 0b 94 01 00 75 a8 48 c7 c7 a8 76 85
 6800 12:08:00.061935  # [   65.921156] RSP: 0018:ffffa7e002c6fe48 EFLAGS: 00010286
 6801 12:08:00.068492  # [   65.927008] RAX: 0000000000000000 RBX: 0000000000000034 RCX: 0000000000000000
 6802 12:08:00.077913  # [   65.934986] RDX: ffff9d353adac660 RSI: ffff9d353ad9bf70 RDI: ffff9d353ad9bf70
 6803 12:08:00.084602  # [   65.942956] RBP: ffffffff858bbf1b R08: 0000000000000000 R09: 0000000000000000
 6804 12:08:00.094805  # [   65.950927] R10: 00000000ffffe000 R11: 3fffffffffffffff R12: 0000000000000012
 6805 12:08:00.104425  # [   65.958896] R13: ffffa7e002c6ff10 R14: ffffa7e002c6ff10 R15: ffff9d34c4d91000
 6806 12:08:00.110892  # [   65.966866] FS:  00007f42659d2580(0000) GS:ffff9d353ad80000(0000) knlGS:0000000000000000
 6807 12:08:00.121270  # [   65.975905] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
 6808 12:08:00.127756  # [   65.982321] CR2: 00007f42657db000 CR3: 000000010275a003 CR4: 00000000003706e0
 6809 12:08:00.130746  # [   65.990293] Call Trace:
 6810 12:08:00.137465  # [   65.993027]  lkdtm_REFCOUNT_ADD_ZERO+0x99/0xc1
 6811 12:08:00.140754  # [   66.004203]  direct_entry.cold+0x2c/0x38
 6812 12:08:00.146886  # [   66.008607]  full_proxy_write+0x53/0x80
 6813 12:08:00.150497  # [   66.012922]  vfs_write+0xe7/0x3a0
 6814 12:08:00.153704  # [   66.016646]  ksys_write+0x68/0xf0
 6815 12:08:00.156957  # [   66.020349]  do_syscall_64+0x30/0x40
 6816 12:08:00.163572  # [   66.024364]  entry_SYSCALL_64_after_hwframe+0x61/0xc6
 6817 12:08:00.169905  # [   66.030023] RIP: 0033:0x7f42658e8833
 6818 12:08:00.189721  # [   66.040229] Code: 8b 15 61 26 0e 00 f7 d8 64 89 02 48 c7 c0 ff ff ff ff eb b7 0f 1f 00 64 8b 04 25 18 00 00 00 85 c0 75 14 b8 01 00 00 00 0f 05 <48> 3d 00 f0 ff ff 77 55 c3 0f 1f 40 00 48 83 ec 28 48 89 54 24 18
 6819 12:08:00.199897  # [   66.061211] RSP: 002b:00007ffe3fa7dbd8 EFLAGS: 00000246 ORIG_RAX: 0000000000000001
 6820 12:08:00.206379  # [   66.069673] RAX: ffffffffffffffda RBX: 0000000000000012 RCX: 00007f42658e8833
 6821 12:08:00.209877  
 6822 12:08:00.216545  # [   66.077643] RDX: 0000000000000012 RSI: 00007f42657db000 RDI: 0000000000000001
 6823 12:08:00.226330  # [   66.091827] RBP: 00007f42657db000 R08: 00007f42657da010 R09: 0000000000000000
 6824 12:08:00.232606  # [   66.106024] R10: fffffffffffffbc5 R11: 0000000000000246 R12: 0000000000000001
 6825 12:08:00.242592  # [   66.120211] R13: 0000000000000001 R14: 0000000000020000 R15: 0000000000020000
 6826 12:08:00.245747  # [   66.128185] irq event stamp: 0
 6827 12:08:00.252471  # [   66.131619] hardirqs last  enabled at (0): [<0000000000000000>] 0x0
 6828 12:08:00.262251  # [   66.144851] hardirqs last disabled at (0): [<ffffffff83f00d14>] copy_process+0x664/0x1cb0
 6829 12:08:00.272089  # [   66.153990] softirqs last  enabled at (0): [<ffffffff83f00d14>] copy_process+0x664/0x1cb0
 6830 12:08:00.278765  # [   66.169332] softirqs last disabled at (0): [<0000000000000000>] 0x0
 6831 12:08:00.284663  # [   66.176332] ---[ end trace 05348d993f728f72 ]---
 6832 12:08:00.291201  # [   66.181486] lkdtm: Zero detected: saturated
 6833 12:08:00.294662  # REFCOUNT_ADD_ZERO: saw 'call trace:': ok
 6834 12:08:00.298313  ok 51 selftests: lkdtm: REFCOUNT_ADD_ZERO.sh
 6835 12:08:00.304439  # selftests: lkdtm: REFCOUNT_INC_SATURATED.sh
 6836 12:08:00.311187  # [   66.314639] lkdtm: Performing direct entry REFCOUNT_INC_SATURATED
 6837 12:08:00.318055  # [   66.323580] lkdtm: attempting bad refcount_inc() from saturated
 6838 12:08:00.324549  # [   66.330203] ------------[ cut here ]------------
 6839 12:08:00.330960  # [   66.335369] refcount_t: saturated; leaking memory.
 6840 12:08:00.340918  # [   66.340736] WARNING: CPU: 2 PID: 2403 at lib/refcount.c:22 refcount_warn_saturate+0x51/0x110
 6841 12:08:00.366993  # [   66.350171] Modules linked in: fuse ip_tables cros_ec_sensors cros_ec_sensors_core industrialio_triggered_buffer kfifo_buf industrialio cros_ec_chardev cros_ec_sysfs cros_ec_lightbar cros_ec_debugfs cros_ec_sensorhub x86_pkg_temp_thermal cros_ec_dev cros_usbpd_notify
 6842 12:08:00.376676  # [   66.376631] CPU: 2 PID: 2403 Comm: cat Tainted: G      D W         5.10.162-cip23 #1
 6843 12:08:00.383204  # [   66.391495] Hardware name: Google Rammus/Rammus, BIOS  09/04/2020
 6844 12:08:00.389887  # [   66.404517] RIP: 0010:refcount_warn_saturate+0x51/0x110
 6845 12:08:00.413371  # [   66.410376] Code: 84 bc 00 00 00 c3 cc cc cc cc 85 f6 74 46 80 3d 2e 0c 94 01 00 75 ee 48 c7 c7 a8 76 85 85 c6 05 1e 0c 94 01 01 e8 4a 85 98 00 <0f> 0b c3 cc cc cc cc 80 3d 0a 0c 94 01 00 75 cb 48 c7 c7 d0 76 85
 6846 12:08:00.419851  # [   66.431360] RSP: 0018:ffffa7e002d1fe48 EFLAGS: 00010286
 6847 12:08:00.426273  # [   66.437225] RAX: 0000000000000000 RBX: 0000000000000035 RCX: 0000000000000000
 6848 12:08:00.436270  # [   66.445227] RDX: ffff9d353ad2c660 RSI: ffff9d353ad1bf70 RDI: ffff9d353ad1bf70
 6849 12:08:00.443146  # [   66.459400] RBP: ffffffff858bbf2d R08: 0000000000000000 R09: 0000000000000000
 6850 12:08:00.452633  # [   66.467371] R10: 00000000ffffe000 R11: 3fffffffffffffff R12: 0000000000000017
 6851 12:08:00.459283  # [   66.475343] R13: ffffa7e002d1ff10 R14: ffffa7e002d1ff10 R15: ffff9d34c57c1000
 6852 12:08:00.469106  # [   66.483316] FS:  00007fce871b7580(0000) GS:ffff9d353ad00000(0000) knlGS:0000000000000000
 6853 12:08:00.478765  # [   66.492356] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
 6854 12:08:00.485289  # [   66.498774] CR2: 00007fce86fc0000 CR3: 0000000104d8e004 CR4: 00000000003706e0
 6855 12:08:00.488378  # [   66.506743] Call Trace:
 6856 12:08:00.495331  # [   66.509476]  lkdtm_REFCOUNT_INC_SATURATED+0x3c/0x64
 6857 12:08:00.498665  # [   66.514951]  direct_entry.cold+0x2c/0x38
 6858 12:08:00.504922  # [   66.525538]  full_proxy_write+0x53/0x80
 6859 12:08:00.508123  # [   66.529852]  vfs_write+0xe7/0x3a0
 6860 12:08:00.511714  # [   66.533583]  ksys_write+0x68/0xf0
 6861 12:08:00.514761  # [   66.537309]  do_syscall_64+0x30/0x40
 6862 12:08:00.521489  # [   66.541330]  entry_SYSCALL_64_after_hwframe+0x61/0xc6
 6863 12:08:00.527819  # [   66.546996] RIP: 0033:0x7fce870cd833
 6864 12:08:00.547750  # [   66.550988] Code: 8b 15 61 26 0e 00 f7 d8 64 89 02 48 c7 c0 ff ff ff ff eb b7 0f 1f 00 64 8b 04 25 18 00 00 00 85 c0 75 14 b8 01 00 00 00 0f 05 <48> 3d 00 f0 ff ff 77 55 c3 0f 1f 40 00 48 83 ec 28 48 89 54 24 18
 6865 12:08:00.557420  # [   66.572009] RSP: 002b:00007ffdf3563678 EFLAGS: 00000246 ORIG_RAX: 0000000000000001
 6866 12:08:00.567305  # [   66.580477] RAX: ffffffffffffffda RBX: 0000000000000017 RCX: 00007fce870cd833
 6867 12:08:00.574054  # [   66.594657] RDX: 0000000000000017 RSI: 00007fce86fc0000 RDI: 0000000000000001
 6868 12:08:00.583823  # [   66.602627] RBP: 00007fce86fc0000 R08: 00007fce86fbf010 R09: 0000000000000000
 6869 12:08:00.590210  # [   66.610598] R10: fffffffffffffbc5 R11: 0000000000000246 R12: 0000000000000001
 6870 12:08:00.600488  # [   66.618568] R13: 0000000000000001 R14: 0000000000020000 R15: 0000000000020000
 6871 12:08:00.603760  # [   66.626562] irq event stamp: 0
 6872 12:08:00.610419  # [   66.629979] hardirqs last  enabled at (0): [<0000000000000000>] 0x0
 6873 12:08:00.620100  # [   66.643188] hardirqs last disabled at (0): [<ffffffff83f00d14>] copy_process+0x664/0x1cb0
 6874 12:08:00.630438  # [   66.652324] softirqs last  enabled at (0): [<ffffffff83f00d14>] copy_process+0x664/0x1cb0
 6875 12:08:00.636827  # [   66.661463] softirqs last disabled at (0): [<0000000000000000>] 0x0
 6876 12:08:00.643125  # [   66.674680] ---[ end trace 05348d993f728f73 ]---
 6877 12:08:00.649714  # [   66.686066] lkdtm: Saturation detected: still saturated
 6878 12:08:00.656416  # REFCOUNT_INC_SATURATED: saw 'Saturation detected: still saturated': ok
 6879 12:08:00.663008  ok 52 selftests: lkdtm: REFCOUNT_INC_SATURATED.sh
 6880 12:08:00.666115  # selftests: lkdtm: REFCOUNT_DEC_SATURATED.sh
 6881 12:08:00.672942  # [   66.837137] lkdtm: Performing direct entry REFCOUNT_DEC_SATURATED
 6882 12:08:00.679099  # [   66.847941] lkdtm: attempting bad refcount_dec() from saturated
 6883 12:08:00.682756  
 6884 12:08:00.686015  # [   66.860800] ------------[ cut here ]------------
 6885 12:08:00.692365  # [   66.872163] refcount_t: decrement hit 0; leaking memory.
 6886 12:08:00.702326  # [   66.884317] WARNING: CPU: 0 PID: 2438 at lib/refcount.c:31 refcount_warn_saturate+0xfb/0x110
 6887 12:08:00.728967  # [   66.899966] Modules linked in: fuse ip_tables cros_ec_sensors cros_ec_sensors_core industrialio_triggered_buffer kfifo_buf industrialio cros_ec_chardev cros_ec_sysfs cros_ec_lightbar cros_ec_debugfs cros_ec_sensorhub x86_pkg_temp_thermal cros_ec_dev cros_usbpd_notify
 6888 12:08:00.738685  # [   66.932591] CPU: 0 PID: 2438 Comm: cat Tainted: G      D W         5.10.162-cip23 #1
 6889 12:08:00.745428  # [   66.947476] Hardware name: Google Rammus/Rammus, BIOS  09/04/2020
 6890 12:08:00.751901  # [   66.960503] RIP: 0010:refcount_warn_saturate+0xfb/0x110
 6891 12:08:00.774802  # [   66.972588] Code: 58 77 85 85 c6 05 8a 0b 94 01 01 e8 ba 84 98 00 0f 0b c3 cc cc cc cc 48 c7 c7 28 77 85 85 c6 05 71 0b 94 01 01 e8 a0 84 98 00 <0f> 0b c3 cc cc cc cc 66 66 2e 0f 1f 84 00 00 00 00 00 0f 1f 00 8b
 6892 12:08:00.781377  # [   66.999755] RSP: 0018:ffffa7e002d97e48 EFLAGS: 00010286
 6893 12:08:00.787799  # [   67.011832] RAX: 0000000000000000 RBX: 0000000000000036 RCX: 0000000000000000
 6894 12:08:00.798021  # [   67.026021] RDX: ffff9d353ac2c660 RSI: ffff9d353ac1bf70 RDI: ffff9d353ac1bf70
 6895 12:08:00.807546  # [   67.040238] RBP: ffffffff858bbf44 R08: 0000000000000000 R09: 0000000000000000
 6896 12:08:00.814308  # [   67.054381] R10: 00000000ffffe000 R11: 3fffffffffffffff R12: 0000000000000017
 6897 12:08:00.824338  # [   67.068566] R13: ffffa7e002d97f10 R14: ffffa7e002d97f10 R15: ffff9d34c3031000
 6898 12:08:00.834295  # [   67.082748] FS:  00007f70acc2e580(0000) GS:ffff9d353ac00000(0000) knlGS:0000000000000000
 6899 12:08:00.840317  # [   67.098030] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
 6900 12:08:00.847093  # [   67.110663] CR2: 00007f70aca37000 CR3: 0000000104e88002 CR4: 00000000003706f0
 6901 12:08:00.850448  # [   67.124863] Call Trace:
 6902 12:08:00.857195  # [   67.133808]  lkdtm_REFCOUNT_DEC_SATURATED+0x37/0x5f
 6903 12:08:00.860783  # [   67.145543]  direct_entry.cold+0x2c/0x38
 6904 12:08:00.867198  # [   67.156076]  full_proxy_write+0x53/0x80
 6905 12:08:00.870185  # [   67.166592]  vfs_write+0xe7/0x3a0
 6906 12:08:00.873709  # [   67.176462]  ksys_write+0x68/0xf0
 6907 12:08:00.880277  # [   67.186375]  do_syscall_64+0x30/0x40
 6908 12:08:00.883367  # [   67.196569]  entry_SYSCALL_64_after_hwframe+0x61/0xc6
 6909 12:08:00.889857  # [   67.208431] RIP: 0033:0x7f70acb44833
 6910 12:08:00.909714  # [   67.218646] Code: 8b 15 61 26 0e 00 f7 d8 64 89 02 48 c7 c0 ff ff ff ff eb b7 0f 1f 00 64 8b 04 25 18 00 00 00 85 c0 75 14 b8 01 00 00 00 0f 05 <48> 3d 00 f0 ff ff 77 55 c3 0f 1f 40 00 48 83 ec 28 48 89 54 24 18
 6911 12:08:00.919821  # [   67.245852] RSP: 002b:00007fff58bdaf28 EFLAGS: 00000246 ORIG_RAX: 0000000000000001
 6912 12:08:00.929837  # [   67.260544] RAX: ffffffffffffffda RBX: 0000000000000017 RCX: 00007f70acb44833
 6913 12:08:00.936107  # [   67.274741] RDX: 0000000000000017 RSI: 00007f70aca37000 RDI: 0000000000000001
 6914 12:08:00.945971  # [   67.288947] RBP: 00007f70aca37000 R08: 00007f70aca36010 R09: 0000000000000000
 6915 12:08:00.952225  # [   67.303130] R10: fffffffffffffbc5 R11: 0000000000000246 R12: 0000000000000001
 6916 12:08:00.955590  
 6917 12:08:00.962449  # [   67.317282] R13: 0000000000000001 R14: 0000000000020000 R15: 0000000000020000
 6918 12:08:00.965547  # [   67.331516] irq event stamp: 0
 6919 12:08:00.972227  # [   67.341120] hardirqs last  enabled at (0): [<0000000000000000>] 0x0
 6920 12:08:00.982134  # [   67.354336] hardirqs last disabled at (0): [<ffffffff83f00d14>] copy_process+0x664/0x1cb0
 6921 12:08:00.991690  # [   67.369727] softirqs last  enabled at (0): [<ffffffff83f00d14>] copy_process+0x664/0x1cb0
 6922 12:08:01.002055  # [   67.385108] softirqs last disabled at (0): [<0000000000000000>] 0x0
 6923 12:08:01.005237  # [   67.398327] ---[ end trace 05348d993f728f74 ]---
 6924 12:08:01.011905  # [   67.409719] lkdtm: Saturation detected: still saturated
 6925 12:08:01.018571  # REFCOUNT_DEC_SATURATED: saw 'Saturation detected: still saturated': ok
 6926 12:08:01.024940  ok 53 selftests: lkdtm: REFCOUNT_DEC_SATURATED.sh
 6927 12:08:01.028038  # selftests: lkdtm: REFCOUNT_ADD_SATURATED.sh
 6928 12:08:01.034783  # [   67.586461] lkdtm: Performing direct entry REFCOUNT_ADD_SATURATED
 6929 12:08:01.045031  # [   67.596520] lkdtm: attempting bad refcount_dec() from saturated
 6930 12:08:01.047826  # [   67.609350] ------------[ cut here ]------------
 6931 12:08:01.054441  # [   67.620716] refcount_t: saturated; leaking memory.
 6932 12:08:01.064458  # [   67.626098] WARNING: CPU: 1 PID: 2473 at lib/refcount.c:22 refcount_warn_saturate+0x51/0x110
 6933 12:08:01.090699  # [   67.641704] Modules linked in: fuse ip_tables cros_ec_sensors cros_ec_sensors_core industrialio_triggered_buffer kfifo_buf industrialio cros_ec_chardev cros_ec_sysfs cros_ec_lightbar cros_ec_debugfs cros_ec_sensorhub x86_pkg_temp_thermal cros_ec_dev cros_usbpd_notify
 6934 12:08:01.100865  # [   67.674342] CPU: 1 PID: 2473 Comm: cat Tainted: G      D W         5.10.162-cip23 #1
 6935 12:08:01.107305  # [   67.689205] Hardware name: Google Rammus/Rammus, BIOS  09/04/2020
 6936 12:08:01.114076  # [   67.702226] RIP: 0010:refcount_warn_saturate+0x51/0x110
 6937 12:08:01.137241  # [   67.714276] Code: 84 bc 00 00 00 c3 cc cc cc cc 85 f6 74 46 80 3d 2e 0c 94 01 00 75 ee 48 c7 c7 a8 76 85 85 c6 05 1e 0c 94 01 01 e8 4a 85 98 00 <0f> 0b c3 cc cc cc cc 80 3d 0a 0c 94 01 00 75 cb 48 c7 c7 d0 76 85
 6938 12:08:01.143568  # [   67.741493] RSP: 0018:ffffa7e002e1fe48 EFLAGS: 00010286
 6939 12:08:01.150017  # [   67.753523] RAX: 0000000000000000 RBX: 0000000000000037 RCX: 0000000000000000
 6940 12:08:01.160266  # [   67.767708] RDX: ffff9d353acac660 RSI: ffff9d353ac9bf70 RDI: ffff9d353ac9bf70
 6941 12:08:01.166524  # [   67.781892] RBP: ffffffff858bbf5b R08: 0000000000000000 R09: 0000000000000000
 6942 12:08:01.176324  # [   67.796080] R10: 00000000ffffe000 R11: 3fffffffffffffff R12: 0000000000000017
 6943 12:08:01.183186  # [   67.810264] R13: ffffa7e002e1ff10 R14: ffffa7e002e1ff10 R15: ffff9d34c32fc000
 6944 12:08:01.192974  # [   67.824448] FS:  00007f0f8de22580(0000) GS:ffff9d353ac80000(0000) knlGS:0000000000000000
 6945 12:08:01.199461  # [   67.839701] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
 6946 12:08:01.209405  # [   67.852334] CR2: 00007f0f8dc2b000 CR3: 0000000104c64001 CR4: 00000000003706e0
 6947 12:08:01.212701  # [   67.866516] Call Trace:
 6948 12:08:01.219238  # [   67.869252]  lkdtm_REFCOUNT_ADD_SATURATED+0x3c/0x64
 6949 12:08:01.222681  # [   67.880912]  direct_entry.cold+0x2c/0x38
 6950 12:08:01.225923  # [   67.891508]  full_proxy_write+0x53/0x80
 6951 12:08:01.232500  # [   67.902022]  vfs_write+0xe7/0x3a0
 6952 12:08:01.235720  # [   67.911938]  ksys_write+0x68/0xf0
 6953 12:08:01.239093  # [   67.921854]  do_syscall_64+0x30/0x40
 6954 12:08:01.245643  # [   67.932095]  entry_SYSCALL_64_after_hwframe+0x61/0xc6
 6955 12:08:01.248783  # [   67.943960] RIP: 0033:0x7f0f8dd38833
 6956 12:08:01.271992  # [   67.954162] Code: 8b 15 61 26 0e 00 f7 d8 64 89 02 48 c7 c0 ff ff ff ff eb b7 0f 1f 00 64 8b 04 25 18 00 00 00 85 c0 75 14 b8 01 00 00 00 0f 05 <48> 3d 00 f0 ff ff 77 55 c3 0f 1f 40 00 48 83 ec 28 48 89 54 24 18
 6957 12:08:01.281405  # [   67.981383] RSP: 002b:00007ffeb2d54188 EFLAGS: 00000246 ORIG_RAX: 0000000000000001
 6958 12:08:01.288314  # [   67.996033] RAX: ffffffffffffffda RBX: 0000000000000017 RCX: 00007f0f8dd38833
 6959 12:08:01.298078  # [   68.010215] RDX: 0000000000000017 RSI: 00007f0f8dc2b000 RDI: 0000000000000001
 6960 12:08:01.304786  # [   68.018188] RBP: 00007f0f8dc2b000 R08: 00007f0f8dc2a010 R09: 0000000000000000
 6961 12:08:01.314828  # [   68.032367] R10: fffffffffffffbc5 R11: 0000000000000246 R12: 0000000000000001
 6962 12:08:01.320989  # [   68.040341] R13: 0000000000000001 R14: 0000000000020000 R15: 0000000000020000
 6963 12:08:01.324208  # [   68.054544] irq event stamp: 0
 6964 12:08:01.334299  # [   68.064145] hardirqs last  enabled at (0): [<0000000000000000>] 0x0
 6965 12:08:01.344556  # [   68.071149] hardirqs last disabled at (0): [<ffffffff83f00d14>] copy_process+0x664/0x1cb0
 6966 12:08:01.350846  # [   68.086492] softirqs last  enabled at (0): [<ffffffff83f00d14>] copy_process+0x664/0x1cb0
 6967 12:08:01.360852  # [   68.095630] softirqs last disabled at (0): [<0000000000000000>] 0x0
 6968 12:08:01.364058  # [   68.108836] ---[ end trace 05348d993f728f75 ]---
 6969 12:08:01.370810  # [   68.114017] lkdtm: Saturation detected: still saturated
 6970 12:08:01.380411  # REFCOUNT_ADD_SATURATED: saw 'Saturation detected: still saturated': ok
 6971 12:08:01.383477  ok 54 selftests: lkdtm: REFCOUNT_ADD_SATURATED.sh
 6972 12:08:01.389908  # selftests: lkdtm: REFCOUNT_INC_NOT_ZERO_SATURATED.sh
 6973 12:08:01.396768  # [   68.253200] lkdtm: Performing direct entry REFCOUNT_INC_NOT_ZERO_SATURATED
 6974 12:08:01.406717  # [   68.264277] lkdtm: attempting bad refcount_inc_not_zero() from saturated
 6975 12:08:01.409823  # [   68.277980] ------------[ cut here ]------------
 6976 12:08:01.416648  # [   68.283142] refcount_t: saturated; leaking memory.
 6977 12:08:01.426432  # [   68.288501] WARNING: CPU: 3 PID: 2505 at lib/refcount.c:19 refcount_warn_saturate+0x97/0x110
 6978 12:08:01.452959  # [   68.297953] Modules linked in: fuse ip_tables cros_ec_sensors cros_ec_sensors_core industrialio_triggered_buffer kfifo_buf industrialio cros_ec_chardev cros_ec_sysfs cros_ec_lightbar cros_ec_debugfs cros_ec_sensorhub x86_pkg_temp_thermal cros_ec_dev cros_usbpd_notify
 6979 12:08:01.455767  
 6980 12:08:01.463075  # [   68.330648] CPU: 3 PID: 2505 Comm: cat Tainted: G      D W         5.10.162-cip23 #1
 6981 12:08:01.469148  # [   68.339309] Hardware name: Google Rammus/Rammus, BIOS  09/04/2020
 6982 12:08:01.475777  # [   68.352321] RIP: 0010:refcount_warn_saturate+0x97/0x110
 6983 12:08:01.498733  # [   68.358158] Code: 01 01 e8 27 85 98 00 0f 0b c3 cc cc cc cc 80 3d e9 0b 94 01 00 75 a8 48 c7 c7 a8 76 85 85 c6 05 d9 0b 94 01 01 e8 04 85 98 00 <0f> 0b c3 cc cc cc cc 80 3d c3 0b 94 01 00 75 85 48 c7 c7 00 77 85
 6984 12:08:01.505767  # [   68.379138] RSP: 0018:ffffa7e002e9fe38 EFLAGS: 00010282
 6985 12:08:01.512395  # [   68.384974] RAX: 0000000000000000 RBX: 00000000c0000000 RCX: 0000000000000000
 6986 12:08:01.521941  # [   68.392943] RDX: ffff9d353adac660 RSI: ffff9d353ad9bf70 RDI: ffff9d353ad9bf70
 6987 12:08:01.531760  # [   68.400913] RBP: ffffffff858bbb88 R08: 0000000000000000 R09: 0000000000000000
 6988 12:08:01.538293  # [   68.408883] R10: 00000000ffffe000 R11: 3fffffffffffffff R12: 0000000000000020
 6989 12:08:01.548179  # [   68.416852] R13: ffffa7e002e9ff10 R14: ffffa7e002e9ff10 R15: ffff9d34c3296000
 6990 12:08:01.558491  # [   68.424823] FS:  00007f4c3ba43580(0000) GS:ffff9d353ad80000(0000) knlGS:0000000000000000
 6991 12:08:01.564860  # [   68.433862] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
 6992 12:08:01.571353  # [   68.440278] CR2: 00007f4c3b84c000 CR3: 0000000104e38003 CR4: 00000000003706e0
 6993 12:08:01.574804  # [   68.448248] Call Trace:
 6994 12:08:01.580957  # [   68.450977]  __refcount_add_not_zero.constprop.0+0x2a/0x35
 6995 12:08:01.587674  # [   68.457129]  lkdtm_REFCOUNT_INC_NOT_ZERO_SATURATED+0x3e/0x76
 6996 12:08:01.594340  # [   68.463448]  direct_entry.cold+0x2c/0x38
 6997 12:08:01.597911  # [   68.467829]  full_proxy_write+0x53/0x80
 6998 12:08:01.601036  # [   68.472136]  vfs_write+0xe7/0x3a0
 6999 12:08:01.604127  # [   68.475857]  ksys_write+0x68/0xf0
 7000 12:08:01.610573  # [   68.479558]  do_syscall_64+0x30/0x40
 7001 12:08:01.617482  # [   68.483548]  entry_SYSCALL_64_after_hwframe+0x61/0xc6
 7002 12:08:01.620807  # [   68.489191] RIP: 0033:0x7f4c3b959833
 7003 12:08:01.643674  # [   68.493181] Code: 8b 15 61 26 0e 00 f7 d8 64 89 02 48 c7 c0 ff ff ff ff eb b7 0f 1f 00 64 8b 04 25 18 00 00 00 85 c0 75 14 b8 01 00 00 00 0f 05 <48> 3d 00 f0 ff ff 77 55 c3 0f 1f 40 00 48 83 ec 28 48 89 54 24 18
 7004 12:08:01.650322  # [   68.514162] RSP: 002b:00007ffe782b3ed8 EFLAGS: 00000246 ORIG_RAX: 0000000000000001
 7005 12:08:01.660392  # [   68.522618] RAX: ffffffffffffffda RBX: 0000000000000020 RCX: 00007f4c3b959833
 7006 12:08:01.666900  # [   68.530588] RDX: 0000000000000020 RSI: 00007f4c3b84c000 RDI: 0000000000000001
 7007 12:08:01.676831  # [   68.538560] RBP: 00007f4c3b84c000 R08: 00007f4c3b84b010 R09: 0000000000000000
 7008 12:08:01.683220  # [   68.552745] R10: fffffffffffffbc5 R11: 0000000000000246 R12: 0000000000000001
 7009 12:08:01.693441  # [   68.566931] R13: 0000000000000001 R14: 0000000000020000 R15: 0000000000020000
 7010 12:08:01.696508  # [   68.574905] irq event stamp: 0
 7011 12:08:01.703226  # [   68.578338] hardirqs last  enabled at (0): [<0000000000000000>] 0x0
 7012 12:08:01.713010  # [   68.591548] hardirqs last disabled at (0): [<ffffffff83f00d14>] copy_process+0x664/0x1cb0
 7013 12:08:01.722903  # [   68.600685] softirqs last  enabled at (0): [<ffffffff83f00d14>] copy_process+0x664/0x1cb0
 7014 12:08:01.732570  # [   68.609821] softirqs last disabled at (0): [<0000000000000000>] 0x0
 7015 12:08:01.735687  # [   68.616819] ---[ end trace 05348d993f728f76 ]---
 7016 12:08:01.742587  # [   68.621976] lkdtm: Saturation detected: still saturated
 7017 12:08:01.749015  # REFCOUNT_INC_NOT_ZERO_SATURATED: saw 'call trace:': ok
 7018 12:08:01.756151  ok 55 selftests: lkdtm: REFCOUNT_INC_NOT_ZERO_SATURATED.sh
 7019 12:08:01.759212  # selftests: lkdtm: REFCOUNT_ADD_NOT_ZERO_SATURATED.sh
 7020 12:08:01.769270  # [   68.754600] lkdtm: Performing direct entry REFCOUNT_ADD_NOT_ZERO_SATURATED
 7021 12:08:01.775803  # [   68.766059] lkdtm: attempting bad refcount_add_not_zero() from saturated
 7022 12:08:01.782120  # [   68.779781] ------------[ cut here ]------------
 7023 12:08:01.788713  # [   68.784952] refcount_t: saturated; leaking memory.
 7024 12:08:01.798579  # [   68.790325] WARNING: CPU: 3 PID: 2537 at lib/refcount.c:19 refcount_warn_saturate+0x97/0x110
 7025 12:08:01.824924  # [   68.799762] Modules linked in: fuse ip_tables cros_ec_sensors cros_ec_sensors_core industrialio_triggered_buffer kfifo_buf industrialio cros_ec_chardev cros_ec_sysfs cros_ec_lightbar cros_ec_debugfs cros_ec_sensorhub x86_pkg_temp_thermal cros_ec_dev cros_usbpd_notify
 7026 12:08:01.834546  # [   68.826219] CPU: 3 PID: 2537 Comm: cat Tainted: G      D W         5.10.162-cip23 #1
 7027 12:08:01.841318  # [   68.841077] Hardware name: Google Rammus/Rammus, BIOS  09/04/2020
 7028 12:08:01.847815  # [   68.847888] RIP: 0010:refcount_warn_saturate+0x97/0x110
 7029 12:08:01.871135  # [   68.859939] Code: 01 01 e8 27 85 98 00 0f 0b c3 cc cc cc cc 80 3d e9 0b 94 01 00 75 a8 48 c7 c7 a8 76 85 85 c6 05 d9 0b 94 01 01 e8 04 85 98 00 <0f> 0b c3 cc cc cc cc 80 3d c3 0b 94 01 00 75 85 48 c7 c7 00 77 85
 7030 12:08:01.877391  # [   68.887139] RSP: 0018:ffffa7e002f0fe38 EFLAGS: 00010282
 7031 12:08:01.884214  # [   68.893024] RAX: 0000000000000000 RBX: 00000000c0000000 RCX: 0000000000000000
 7032 12:08:01.893935  # [   68.907232] RDX: ffff9d353adac660 RSI: ffff9d353ad9bf70 RDI: ffff9d353ad9bf70
 7033 12:08:01.900788  # [   68.915219] RBP: ffffffff858bbba8 R08: 0000000000000000 R09: 0000000000000000
 7034 12:08:01.910552  # [   68.929394] R10: 00000000ffffe000 R11: 3fffffffffffffff R12: 0000000000000020
 7035 12:08:01.917187  # [   68.937366] R13: ffffa7e002f0ff10 R14: ffffa7e002f0ff10 R15: ffff9d34c4e8a000
 7036 12:08:01.926769  # [   68.945340] FS:  00007f30ae3ba580(0000) GS:ffff9d353ad80000(0000) knlGS:0000000000000000
 7037 12:08:01.933572  # [   68.954379] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
 7038 12:08:01.943244  # [   68.960799] CR2: 00007f30ae1c3000 CR3: 0000000104c34001 CR4: 00000000003706e0
 7039 12:08:01.946941  # [   68.968771] Call Trace:
 7040 12:08:01.953175  # [   68.971505]  __refcount_add_not_zero.constprop.0+0x2a/0x35
 7041 12:08:01.959830  # [   68.977663]  lkdtm_REFCOUNT_ADD_NOT_ZERO_SATURATED+0x3e/0x76
 7042 12:08:01.963120  # [   68.984030]  direct_entry.cold+0x2c/0x38
 7043 12:08:01.969677  # [   68.988420]  full_proxy_write+0x53/0x80
 7044 12:08:01.972835  # [   68.998911]  vfs_write+0xe7/0x3a0
 7045 12:08:01.975906  # [   69.002640]  ksys_write+0x68/0xf0
 7046 12:08:01.978838  # [   69.006344]  do_syscall_64+0x30/0x40
 7047 12:08:01.985544  # [   69.010365]  entry_SYSCALL_64_after_hwframe+0x61/0xc6
 7048 12:08:01.988809  # [   69.016027] RIP: 0033:0x7f30ae2d0833
 7049 12:08:02.012045  # [   69.026230] Code: 8b 15 61 26 0e 00 f7 d8 64 89 02 48 c7 c0 ff ff ff ff eb b7 0f 1f 00 64 8b 04 25 18 00 00 00 85 c0 75 14 b8 01 00 00 00 0f 05 <48> 3d 00 f0 ff ff 77 55 c3 0f 1f 40 00 48 83 ec 28 48 89 54 24 18
 7050 12:08:02.022235  # [   69.047213] RSP: 002b:00007ffe744ab9b8 EFLAGS: 00000246 ORIG_RAX: 0000000000000001
 7051 12:08:02.028757  # [   69.055701] RAX: ffffffffffffffda RBX: 0000000000000020 RCX: 00007f30ae2d0833
 7052 12:08:02.039026  # [   69.063675] RDX: 0000000000000020 RSI: 00007f30ae1c3000 RDI: 0000000000000001
 7053 12:08:02.048632  # [   69.071646] RBP: 00007f30ae1c3000 R08: 00007f30ae1c2010 R09: 0000000000000000
 7054 12:08:02.055409  # [   69.079619] R10: fffffffffffffbc5 R11: 0000000000000246 R12: 0000000000000001
 7055 12:08:02.065221  # [   69.087590] R13: 0000000000000001 R14: 0000000000020000 R15: 0000000000020000
 7056 12:08:02.068513  # [   69.095567] irq event stamp: 0
 7057 12:08:02.075173  # [   69.099002] hardirqs last  enabled at (0): [<0000000000000000>] 0x0
 7058 12:08:02.084580  # [   69.112211] hardirqs last disabled at (0): [<ffffffff83f00d14>] copy_process+0x664/0x1cb0
 7059 12:08:02.094400  # [   69.121371] softirqs last  enabled at (0): [<ffffffff83f00d14>] copy_process+0x664/0x1cb0
 7060 12:08:02.101281  # [   69.130508] softirqs last disabled at (0): [<0000000000000000>] 0x0
 7061 12:08:02.107840  # [   69.143722] ---[ end trace 05348d993f728f77 ]---
 7062 12:08:02.114334  # [   69.148877] lkdtm: Saturation detected: still saturated
 7063 12:08:02.120722  # REFCOUNT_ADD_NOT_ZERO_SATURATED: saw 'call trace:': ok
 7064 12:08:02.124273  ok 56 selftests: lkdtm: REFCOUNT_ADD_NOT_ZERO_SATURATED.sh
 7065 12:08:02.130476  # selftests: lkdtm: REFCOUNT_DEC_AND_TEST_SATURATED.sh
 7066 12:08:02.140352  # [   69.308061] lkdtm: Performing direct entry REFCOUNT_DEC_AND_TEST_SATURATED
 7067 12:08:02.146775  # [   69.317814] lkdtm: attempting bad refcount_dec_and_test() from saturated
 7068 12:08:02.153728  # [   69.325342] ------------[ cut here ]------------
 7069 12:08:02.160425  # [   69.330522] refcount_t: underflow; use-after-free.
 7070 12:08:02.170471  # [   69.335923] WARNING: CPU: 3 PID: 2572 at lib/refcount.c:28 refcount_warn_saturate+0xba/0x110
 7071 12:08:02.196249  # [   69.345366] Modules linked in: fuse ip_tables cros_ec_sensors cros_ec_sensors_core industrialio_triggered_buffer kfifo_buf industrialio cros_ec_chardev cros_ec_sysfs cros_ec_lightbar cros_ec_debugfs cros_ec_sensorhub x86_pkg_temp_thermal cros_ec_dev cros_usbpd_notify
 7072 12:08:02.206514  # [   69.371825] CPU: 3 PID: 2572 Comm: cat Tainted: G      D W         5.10.162-cip23 #1
 7073 12:08:02.212927  # [   69.386681] Hardware name: Google Rammus/Rammus, BIOS  09/04/2020
 7074 12:08:02.219355  # [   69.393489] RIP: 0010:refcount_warn_saturate+0xba/0x110
 7075 12:08:02.239295  # [   69.399323] Code: 01 01 e8 04 85 98 00 0f 0b c3 cc cc cc cc 80 3d c3 0b 94 01 00 75 85 48 c7 c7 00 77 85 85 c6 05 b3 0b 94 01 01 e8 e1 84 98 00 <0f> 0b c3 cc cc cc cc 80 3d 9e 0b 94 01 00 0f 85 5e ff ff ff 48 c7
 7076 12:08:02.245798  # [   69.420305] RSP: 0018:ffffa7e002f97e40 EFLAGS: 00010286
 7077 12:08:02.255793  # [   69.426142] RAX: 0000000000000000 RBX: 000000000000003a RCX: 0000000000000000
 7078 12:08:02.265682  # [   69.440331] RDX: ffff9d353adac660 RSI: ffff9d353ad9bf70 RDI: ffff9d353ad9bf70
 7079 12:08:02.272022  # [   69.448329] RBP: ffffffff858bbbc8 R08: 0000000000000000 R09: 0000000000000000
 7080 12:08:02.282062  # [   69.456298] R10: 00000000ffffe000 R11: 3fffffffffffffff R12: 0000000000000020
 7081 12:08:02.288614  # [   69.464270] R13: ffffa7e002f97f10 R14: ffffa7e002f97f10 R15: ffff9d34c29b3000
 7082 12:08:02.298336  # [   69.472239] FS:  00007f941fa22580(0000) GS:ffff9d353ad80000(0000) knlGS:0000000000000000
 7083 12:08:02.305192  # [   69.481300] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
 7084 12:08:02.314910  # [   69.487729] CR2: 00007f941f82b000 CR3: 00000001033d8003 CR4: 00000000003706e0
 7085 12:08:02.318242  # [   69.501903] Call Trace:
 7086 12:08:02.324770  # [   69.504633]  __refcount_sub_and_test.constprop.0+0x3c/0x50
 7087 12:08:02.331563  # [   69.510765]  lkdtm_REFCOUNT_DEC_AND_TEST_SATURATED+0x3e/0x76
 7088 12:08:02.334720  # [   69.517110]  direct_entry.cold+0x2c/0x38
 7089 12:08:02.341444  # [   69.521488]  full_proxy_write+0x53/0x80
 7090 12:08:02.344628  # [   69.525771]  vfs_write+0xe7/0x3a0
 7091 12:08:02.347811  # [   69.529494]  ksys_write+0x68/0xf0
 7092 12:08:02.351353  # [   69.533195]  do_syscall_64+0x30/0x40
 7093 12:08:02.357568  # [   69.537186]  entry_SYSCALL_64_after_hwframe+0x61/0xc6
 7094 12:08:02.361242  # [   69.542828] RIP: 0033:0x7f941f938833
 7095 12:08:02.384181  # [   69.546818] Code: 8b 15 61 26 0e 00 f7 d8 64 89 02 48 c7 c0 ff ff ff ff eb b7 0f 1f 00 64 8b 04 25 18 00 00 00 85 c0 75 14 b8 01 00 00 00 0f 05 <48> 3d 00 f0 ff ff 77 55 c3 0f 1f 40 00 48 83 ec 28 48 89 54 24 18
 7096 12:08:02.393723  # [   69.567798] RSP: 002b:00007fffc48b6248 EFLAGS: 00000246 ORIG_RAX: 0000000000000001
 7097 12:08:02.403685  # [   69.576255] RAX: ffffffffffffffda RBX: 0000000000000020 RCX: 00007f941f938833
 7098 12:08:02.410315  # [   69.584216] RDX: 0000000000000020 RSI: 00007f941f82b000 RDI: 0000000000000001
 7099 12:08:02.419889  # [   69.592185] RBP: 00007f941f82b000 R08: 00007f941f82a010 R09: 0000000000000000
 7100 12:08:02.426467  # [   69.600156] R10: fffffffffffffbc5 R11: 0000000000000246 R12: 0000000000000001
 7101 12:08:02.436599  # [   69.608118] R13: 0000000000000001 R14: 0000000000020000 R15: 0000000000020000
 7102 12:08:02.439530  # [   69.616093] irq event stamp: 0
 7103 12:08:02.445995  # [   69.619529] hardirqs last  enabled at (0): [<0000000000000000>] 0x0
 7104 12:08:02.456020  # [   69.626530] hardirqs last disabled at (0): [<ffffffff83f00d14>] copy_process+0x664/0x1cb0
 7105 12:08:02.466077  # [   69.635665] softirqs last  enabled at (0): [<ffffffff83f00d14>] copy_process+0x664/0x1cb0
 7106 12:08:02.475721  # [   69.644801] softirqs last disabled at (0): [<0000000000000000>] 0x0
 7107 12:08:02.478972  # [   69.651801] ---[ end trace 05348d993f728f78 ]---
 7108 12:08:02.485534  # [   69.656965] lkdtm: Saturation detected: still saturated
 7109 12:08:02.495318  # REFCOUNT_DEC_AND_TEST_SATURATED: saw 'Saturation detected: still saturated': ok
 7110 12:08:02.498507  ok 57 selftests: lkdtm: REFCOUNT_DEC_AND_TEST_SATURATED.sh
 7111 12:08:02.505796  # selftests: lkdtm: REFCOUNT_SUB_AND_TEST_SATURATED.sh
 7112 12:08:02.515325  # [   69.842680] lkdtm: Performing direct entry REFCOUNT_SUB_AND_TEST_SATURATED
 7113 12:08:02.521785  # [   69.850825] lkdtm: attempting bad refcount_sub_and_test() from saturated
 7114 12:08:02.528503  # [   69.864525] ------------[ cut here ]------------
 7115 12:08:02.534921  # [   69.875892] refcount_t: underflow; use-after-free.
 7116 12:08:02.544713  # [   69.887484] WARNING: CPU: 1 PID: 2607 at lib/refcount.c:28 refcount_warn_saturate+0xba/0x110
 7117 12:08:02.571175  # [   69.903095] Modules linked in: fuse ip_tables cros_ec_sensors cros_ec_sensors_core industrialio_triggered_buffer kfifo_buf industrialio cros_ec_chardev cros_ec_sysfs cros_ec_lightbar cros_ec_debugfs cros_ec_sensorhub x86_pkg_temp_thermal cros_ec_dev cros_usbpd_notify
 7118 12:08:02.580804  # [   69.935729] CPU: 1 PID: 2607 Comm: cat Tainted: G      D W         5.10.162-cip23 #1
 7119 12:08:02.587577  # [   69.950594] Hardware name: Google Rammus/Rammus, BIOS  09/04/2020
 7120 12:08:02.594001  # [   69.963616] RIP: 0010:refcount_warn_saturate+0xba/0x110
 7121 12:08:02.613974  # [   69.975665] Code: 01 01 e8 04 85 98 00 0f 0b c3 cc cc cc cc 80 3d c3 0b 94 01 00 75 85 48 c7 c7 00 77 85 85 c6 05 b3 0b 94 01 01 e8 e1 84 98 00 <0f> 0b c3 cc cc cc cc 80 3d 9e 0b 94 01 00 0f 85 5e ff ff ff 48 c7
 7122 12:08:02.620614  # [   70.002862] RSP: 0018:ffffa7e003017e40 EFLAGS: 00010286
 7123 12:08:02.630204  # [   70.014909] RAX: 0000000000000000 RBX: 000000000000003b RCX: 0000000000000000
 7124 12:08:02.636992  # [   70.029094] RDX: ffff9d353acac660 RSI: ffff9d353ac9bf70 RDI: ffff9d353ac9bf70
 7125 12:08:02.646880  # [   70.043280] RBP: ffffffff858bbbe8 R08: 0000000000000000 R09: 0000000000000000
 7126 12:08:02.656684  # [   70.057468] R10: 00000000ffffe000 R11: 3fffffffffffffff R12: 0000000000000020
 7127 12:08:02.663472  # [   70.071656] R13: ffffa7e003017f10 R14: ffffa7e003017f10 R15: ffff9d34c55c7000
 7128 12:08:02.673386  # [   70.085841] FS:  00007fbfe3169580(0000) GS:ffff9d353ac80000(0000) knlGS:0000000000000000
 7129 12:08:02.680019  # [   70.101096] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
 7130 12:08:02.689715  # [   70.113729] CR2: 00007fbfe2f72000 CR3: 0000000104f2c006 CR4: 00000000003706e0
 7131 12:08:02.690205  # [   70.127914] Call Trace:
 7132 12:08:02.692947  
 7133 12:08:02.696326  # [   70.136867]  __refcount_sub_and_test.constprop.0+0x3c/0x50
 7134 12:08:02.703032  # [   70.149206]  lkdtm_REFCOUNT_SUB_AND_TEST_SATURATED+0x3e/0x76
 7135 12:08:02.709634  # [   70.161746]  direct_entry.cold+0x2c/0x38
 7136 12:08:02.712979  # [   70.172340]  full_proxy_write+0x53/0x80
 7137 12:08:02.716085  # [   70.182835]  vfs_write+0xe7/0x3a0
 7138 12:08:02.719115  
 7139 12:08:02.722781  # [   70.192757]  ksys_write+0x68/0xf0
 7140 12:08:02.725693  # [   70.202667]  do_syscall_64+0x30/0x40
 7141 12:08:02.732293  # [   70.212868]  entry_SYSCALL_64_after_hwframe+0x61/0xc6
 7142 12:08:02.735717  # [   70.224726] RIP: 0033:0x7fbfe307f833
 7143 12:08:02.758712  # [   70.234932] Code: 8b 15 61 26 0e 00 f7 d8 64 89 02 48 c7 c0 ff ff ff ff eb b7 0f 1f 00 64 8b 04 25 18 00 00 00 85 c0 75 14 b8 01 00 00 00 0f 05 <48> 3d 00 f0 ff ff 77 55 c3 0f 1f 40 00 48 83 ec 28 48 89 54 24 18
 7144 12:08:02.768492  # [   70.262128] RSP: 002b:00007ffd730dc378 EFLAGS: 00000246 ORIG_RAX: 0000000000000001
 7145 12:08:02.774846  # [   70.276802] RAX: ffffffffffffffda RBX: 0000000000000020 RCX: 00007fbfe307f833
 7146 12:08:02.784520  # [   70.290991] RDX: 0000000000000020 RSI: 00007fbfe2f72000 RDI: 0000000000000001
 7147 12:08:02.791472  # [   70.305178] RBP: 00007fbfe2f72000 R08: 00007fbfe2f71010 R09: 0000000000000000
 7148 12:08:02.801350  # [   70.319364] R10: fffffffffffffbc5 R11: 0000000000000246 R12: 0000000000000001
 7149 12:08:02.807917  # [   70.333550] R13: 0000000000000001 R14: 0000000000020000 R15: 0000000000020000
 7150 12:08:02.811266  # [   70.347742] irq event stamp: 0
 7151 12:08:02.814254  
 7152 12:08:02.820861  # [   70.357358] hardirqs last  enabled at (0): [<0000000000000000>] 0x0
 7153 12:08:02.830854  # [   70.370573] hardirqs last disabled at (0): [<ffffffff83f00d14>] copy_process+0x664/0x1cb0
 7154 12:08:02.840848  # [   70.385922] softirqs last  enabled at (0): [<ffffffff83f00d14>] copy_process+0x664/0x1cb0
 7155 12:08:02.847222  # [   70.401271] softirqs last disabled at (0): [<0000000000000000>] 0x0
 7156 12:08:02.850448  # [   70.414485] ---[ end trace 05348d993f728f79 ]---
 7157 12:08:02.854108  
 7158 12:08:02.857148  # [   70.425856] lkdtm: Saturation detected: still saturated
 7159 12:08:02.867278  # REFCOUNT_SUB_AND_TEST_SATURATED: saw 'Saturation detected: still saturated': ok
 7160 12:08:02.873852  ok 58 selftests: lkdtm: REFCOUNT_SUB_AND_TEST_SATURATED.sh
 7161 12:08:02.876907  # selftests: lkdtm: REFCOUNT_TIMING.sh
 7162 12:08:02.880276  # Skipping REFCOUNT_TIMING: timing only
 7163 12:08:02.886538  ok 59 selftests: lkdtm: REFCOUNT_TIMING.sh # SKIP
 7164 12:08:02.890043  # selftests: lkdtm: ATOMIC_TIMING.sh
 7165 12:08:02.893817  # Skipping ATOMIC_TIMING: timing only
 7166 12:08:02.899956  ok 60 selftests: lkdtm: ATOMIC_TIMING.sh # SKIP
 7167 12:08:02.903386  # selftests: lkdtm: USERCOPY_HEAP_SIZE_TO.sh
 7168 12:08:02.909805  # [   70.671650] lkdtm: Performing direct entry USERCOPY_HEAP_SIZE_TO
 7169 12:08:02.916285  # [   70.680955] lkdtm: attempting good copy_to_user of correct size
 7170 12:08:02.923080  # [   70.687580] lkdtm: attempting bad copy_to_user of too large size
 7171 12:08:02.926172  
 7172 12:08:02.929539  # USERCOPY_HEAP_SIZE_TO: missing 'call trace:': [FAIL]
 7173 12:08:02.936093  not ok 61 selftests: lkdtm: USERCOPY_HEAP_SIZE_TO.sh # exit=1
 7174 12:08:02.942671  # selftests: lkdtm: USERCOPY_HEAP_SIZE_FROM.sh
 7175 12:08:02.949440  # [   70.850458] lkdtm: Performing direct entry USERCOPY_HEAP_SIZE_FROM
 7176 12:08:02.955883  # [   70.862868] lkdtm: attempting good copy_from_user of correct size
 7177 12:08:02.962322  # [   70.869699] lkdtm: attempting bad copy_from_user of too large size
 7178 12:08:02.969109  # USERCOPY_HEAP_SIZE_FROM: missing 'call trace:': [FAIL]
 7179 12:08:02.975850  not ok 62 selftests: lkdtm: USERCOPY_HEAP_SIZE_FROM.sh # exit=1
 7180 12:08:02.982298  # selftests: lkdtm: USERCOPY_HEAP_WHITELIST_TO.sh
 7181 12:08:02.988632  # [   71.023236] lkdtm: Performing direct entry USERCOPY_HEAP_WHITELIST_TO
 7182 12:08:02.995019  # [   71.033043] lkdtm: attempting good copy_to_user inside whitelist
 7183 12:08:03.001556  # [   71.045971] lkdtm: attempting bad copy_to_user outside whitelist
 7184 12:08:03.008477  # USERCOPY_HEAP_WHITELIST_TO: missing 'call trace:': [FAIL]
 7185 12:08:03.015035  not ok 63 selftests: lkdtm: USERCOPY_HEAP_WHITELIST_TO.sh # exit=1
 7186 12:08:03.021727  # selftests: lkdtm: USERCOPY_HEAP_WHITELIST_FROM.sh
 7187 12:08:03.028167  # [   71.197649] lkdtm: Performing direct entry USERCOPY_HEAP_WHITELIST_FROM
 7188 12:08:03.037685  # [   71.209261] lkdtm: attempting good copy_from_user inside whitelist
 7189 12:08:03.044216  # [   71.222393] lkdtm: attempting bad copy_from_user outside whitelist
 7190 12:08:03.051288  # USERCOPY_HEAP_WHITELIST_FROM: missing 'call trace:': [FAIL]
 7191 12:08:03.057693  not ok 64 selftests: lkdtm: USERCOPY_HEAP_WHITELIST_FROM.sh # exit=1
 7192 12:08:03.061051  # selftests: lkdtm: USERCOPY_STACK_FRAME_TO.sh
 7193 12:08:03.067588  # [   71.365421] lkdtm: Performing direct entry USERCOPY_STACK_FRAME_TO
 7194 12:08:03.070929  
 7195 12:08:03.077602  # [   71.372940] lkdtm: good_stack: ffffa7e00338fe20-ffffa7e00338fe40
 7196 12:08:03.084230  # [   71.385897] lkdtm: bad_stack : ffffa7e00338fda8-ffffa7e00338fdc8
 7197 12:08:03.090610  # [   71.398820] lkdtm: attempting good copy_to_user of local stack
 7198 12:08:03.097143  # [   71.411555] lkdtm: attempting bad copy_to_user of distant stack
 7199 12:08:03.103814  # USERCOPY_STACK_FRAME_TO: missing 'call trace:': [FAIL]
 7200 12:08:03.110351  not ok 65 selftests: lkdtm: USERCOPY_STACK_FRAME_TO.sh # exit=1
 7201 12:08:03.113567  # selftests: lkdtm: USERCOPY_STACK_FRAME_FROM.sh
 7202 12:08:03.123524  # [   71.556874] lkdtm: Performing direct entry USERCOPY_STACK_FRAME_FROM
 7203 12:08:03.130037  # [   71.568167] lkdtm: good_stack: ffffa7e00345fe20-ffffa7e00345fe40
 7204 12:08:03.136789  # [   71.574889] lkdtm: bad_stack : ffffa7e00345fda8-ffffa7e00345fdc8
 7205 12:08:03.143046  # [   71.581630] lkdtm: attempting good copy_from_user of local stack
 7206 12:08:03.149688  # [   71.588349] lkdtm: attempting bad copy_from_user of distant stack
 7207 12:08:03.156382  # USERCOPY_STACK_FRAME_FROM: missing 'call trace:': [FAIL]
 7208 12:08:03.163016  not ok 66 selftests: lkdtm: USERCOPY_STACK_FRAME_FROM.sh # exit=1
 7209 12:08:03.169578  # selftests: lkdtm: USERCOPY_STACK_BEYOND.sh
 7210 12:08:03.176139  # [   71.738903] lkdtm: Performing direct entry USERCOPY_STACK_BEYOND
 7211 12:08:03.182750  # [   71.751126] lkdtm: good_stack: ffffa7e00351fe20-ffffa7e00351fe40
 7212 12:08:03.189021  # [   71.757850] lkdtm: bad_stack : ffffa7e00351fff8-ffffa7e003520018
 7213 12:08:03.195460  # [   71.764573] lkdtm: attempting good copy_to_user of local stack
 7214 12:08:03.202121  # [   71.777325] lkdtm: attempting bad copy_to_user of distant stack
 7215 12:08:03.209058  # [   71.783955] lkdtm: copy_to_user failed, but lacked Oops
 7216 12:08:03.215474  # USERCOPY_STACK_BEYOND: missing 'call trace:': [FAIL]
 7217 12:08:03.221724  not ok 67 selftests: lkdtm: USERCOPY_STACK_BEYOND.sh # exit=1
 7218 12:08:03.224878  # selftests: lkdtm: USERCOPY_KERNEL.sh
 7219 12:08:03.231800  # [   71.974421] lkdtm: Performing direct entry USERCOPY_KERNEL
 7220 12:08:03.241423  # [   71.982495] lkdtm: attempting good copy_to_user from kernel rodata: ffffffff854d1230
 7221 12:08:03.251096  # [   71.997392] lkdtm: attempting bad copy_to_user from kernel text: ffffffff840e38b0
 7222 12:08:03.257976  # [   72.011927] lkdtm: FAIL: survived bad copy_to_user()
 7223 12:08:03.261285  # USERCOPY_KERNEL: missing 'call trace:': [FAIL]
 7224 12:08:03.267795  not ok 68 selftests: lkdtm: USERCOPY_KERNEL.sh # exit=1
 7225 12:08:03.271257  # selftests: lkdtm: STACKLEAK_ERASING.sh
 7226 12:08:03.278154  # [   72.172062] lkdtm: Performing direct entry STACKLEAK_ERASING
 7227 12:08:03.287522  # [   72.179209] lkdtm: checking unused part of the thread stack (15928 bytes)...
 7228 12:08:03.294174  # [   72.187114] lkdtm: FAIL: the erased part is not found (checked 15928 bytes)
 7229 12:08:03.300762  # [   72.194915] lkdtm: FAIL: the thread stack is NOT properly erased
 7230 12:08:03.310673  # [   72.207838] CPU: 3 PID: 2972 Comm: cat Tainted: G      D W         5.10.162-cip23 #1
 7231 12:08:03.317221  # [   72.216497] Hardware name: Google Rammus/Rammus, BIOS  09/04/2020
 7232 12:08:03.320276  # [   72.223299] Call Trace:
 7233 12:08:03.323924  # [   72.226028]  dump_stack+0x77/0x9b
 7234 12:08:03.327108  
 7235 12:08:03.330263  # [   72.229729]  lkdtm_STACKLEAK_ERASING+0x116/0x144
 7236 12:08:03.337157  # [   72.234875]  direct_entry.cold+0x2c/0x38
 7237 12:08:03.340203  # [   72.239254]  full_proxy_write+0x53/0x80
 7238 12:08:03.343504  # [   72.243535]  vfs_write+0xe7/0x3a0
 7239 12:08:03.346517  # [   72.247232]  ksys_write+0x68/0xf0
 7240 12:08:03.353114  # [   72.250931]  do_syscall_64+0x30/0x40
 7241 12:08:03.359937  # [   72.254921]  entry_SYSCALL_64_after_hwframe+0x61/0xc6
 7242 12:08:03.362971  # [   72.260558] RIP: 0033:0x7f472554e833
 7243 12:08:03.386274  # [   72.264546] Code: 8b 15 61 26 0e 00 f7 d8 64 89 02 48 c7 c0 ff ff ff ff eb b7 0f 1f 00 64 8b 04 25 18 00 00 00 85 c0 75 14 b8 01 00 00 00 0f 05 <48> 3d 00 f0 ff ff 77 55 c3 0f 1f 40 00 48 83 ec 28 48 89 54 24 18
 7244 12:08:03.392837  # [   72.285525] RSP: 002b:00007ffd02afb8d8 EFLAGS: 00000246 ORIG_RAX: 0000000000000001
 7245 12:08:03.402604  # [   72.293979] RAX: ffffffffffffffda RBX: 0000000000000012 RCX: 00007f472554e833
 7246 12:08:03.409257  # [   72.301946] RDX: 0000000000000012 RSI: 00007f4725441000 RDI: 0000000000000001
 7247 12:08:03.412411  
 7248 12:08:03.419030  # [   72.309914] RBP: 00007f4725441000 R08: 00007f4725440010 R09: 0000000000000000
 7249 12:08:03.428649  # [   72.317882] R10: fffffffffffffbc5 R11: 0000000000000246 R12: 0000000000000001
 7250 12:08:03.435052  # [   72.325849] R13: 0000000000000001 R14: 0000000000020000 R15: 0000000000020000
 7251 12:08:03.444739  # STACKLEAK_ERASING: missing 'OK: the rest of the thread stack is properly erased': [FAIL]
 7252 12:08:03.451197  not ok 69 selftests: lkdtm: STACKLEAK_ERASING.sh # exit=1
 7253 12:08:03.454508  # selftests: lkdtm: CFI_FORWARD_PROTO.sh
 7254 12:08:03.461528  # [   72.526695] lkdtm: Performing direct entry CFI_FORWARD_PROTO
 7255 12:08:03.464513  # [   72.539135] lkdtm: Calling matched prototype ...
 7256 12:08:03.471001  # [   72.550503] lkdtm: Calling mismatched prototype ...
 7257 12:08:03.477665  # [   72.562166] lkdtm: Fail: survived mismatched prototype function call!
 7258 12:08:03.484306  # CFI_FORWARD_PROTO: missing 'call trace:': [FAIL]
 7259 12:08:03.490991  not ok 70 selftests: lkdtm: CFI_FORWARD_PROTO.sh # exit=1
 7260 12:08:03.494321  /lava-8570446/0/tests/1_kselftest-lkdtm
 7261 12:08:03.497764  ./kselftest.sh: 131: ./parse-output.py: not found
 7262 12:08:03.504064  + ../../utils/send-to-lava.sh ./output/result.txt
 7263 12:08:03.549542  <LAVA_SIGNAL_TESTCASE TEST_CASE_ID=breakpoints:step_after_suspend_test RESULT=skip>
 7264 12:08:03.550408  Received signal: <TESTCASE> TEST_CASE_ID=breakpoints:step_after_suspend_test RESULT=skip
 7266 12:08:03.610881  <LAVA_SIGNAL_TESTCASE TEST_CASE_ID=ftrace:ftracetest RESULT=skip>
 7267 12:08:03.611584  Received signal: <TESTCASE> TEST_CASE_ID=ftrace:ftracetest RESULT=skip
 7269 12:08:03.683998  <LAVA_SIGNAL_TESTCASE TEST_CASE_ID=net:rtnetlink.sh RESULT=skip>
 7270 12:08:03.684834  Received signal: <TESTCASE> TEST_CASE_ID=net:rtnetlink.sh RESULT=skip
 7272 12:08:03.757186  <LAVA_SIGNAL_TESTCASE TEST_CASE_ID=net:tls RESULT=skip>
 7273 12:08:03.757965  Received signal: <TESTCASE> TEST_CASE_ID=net:tls RESULT=skip
 7275 12:08:03.833145  <LAVA_SIGNAL_TESTCASE TEST_CASE_ID=netfilter:bridge_brouter.sh RESULT=skip>
 7276 12:08:03.833988  Received signal: <TESTCASE> TEST_CASE_ID=netfilter:bridge_brouter.sh RESULT=skip
 7278 12:08:03.898594  <LAVA_SIGNAL_TESTCASE TEST_CASE_ID=netfilter:nft_flowtable.sh RESULT=skip>
 7279 12:08:03.899466  Received signal: <TESTCASE> TEST_CASE_ID=netfilter:nft_flowtable.sh RESULT=skip
 7281 12:08:03.966657  <LAVA_SIGNAL_TESTCASE TEST_CASE_ID=netfilter:nft_trans_stress.sh RESULT=skip>
 7282 12:08:03.967486  Received signal: <TESTCASE> TEST_CASE_ID=netfilter:nft_trans_stress.sh RESULT=skip
 7284 12:08:04.023823  <LAVA_SIGNAL_TESTCASE TEST_CASE_ID=pidfd:pidfd_wait RESULT=skip>
 7285 12:08:04.024700  Received signal: <TESTCASE> TEST_CASE_ID=pidfd:pidfd_wait RESULT=skip
 7287 12:08:04.027378  + set +x
 7288 12:08:04.030775  <LAVA_SIGNAL_ENDRUN 1_kselftest-lkdtm 8570446_1.5.2.3.5>
 7289 12:08:04.031617  Received signal: <ENDRUN> 1_kselftest-lkdtm 8570446_1.5.2.3.5
 7290 12:08:04.032044  Ending use of test pattern.
 7291 12:08:04.032421  Ending test lava.1_kselftest-lkdtm (8570446_1.5.2.3.5), duration 60.23
 7293 12:08:04.033990  <LAVA_TEST_RUNNER EXIT>
 7294 12:08:04.034671  ok: lava_test_shell seems to have completed
 7295 12:08:04.035436  breakpoints:step_after_suspend_test: skip
ftrace:ftracetest: skip
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

 7296 12:08:04.035921  end: 3.1 lava-test-shell (duration 00:01:01) [common]
 7297 12:08:04.036391  end: 3 lava-test-retry (duration 00:01:01) [common]
 7298 12:08:04.036874  start: 4 finalize (timeout 00:07:36) [common]
 7299 12:08:04.037386  start: 4.1 power-off (timeout 00:00:30) [common]
 7300 12:08:04.038192  Calling: 'nice' 'pduclient' '--daemon=localhost' '--hostname=asus-C433TA-AJ0005-rammus-cbg-2' '--port=1' '--command=off'
 7301 12:08:04.102270  >> Command sent successfully.

 7302 12:08:04.104836  Returned 0 in 0 seconds
 7303 12:08:04.206123  end: 4.1 power-off (duration 00:00:00) [common]
 7305 12:08:04.207726  start: 4.2 read-feedback (timeout 00:07:36) [common]
 7306 12:08:04.208922  Listened to connection for namespace 'common' for up to 1s
 7307 12:08:05.210482  Finalising connection for namespace 'common'
 7308 12:08:05.211203  Disconnecting from shell: Finalise
 7309 12:08:05.211658  / # 
 7310 12:08:05.313152  end: 4.2 read-feedback (duration 00:00:01) [common]
 7311 12:08:05.313909  end: 4 finalize (duration 00:00:01) [common]
 7312 12:08:05.314583  Cleaning after the job
 7313 12:08:05.315083  Cleaning up download directory: /var/lib/lava/dispatcher/tmp/8570446/tftp-deploy-hasu44xt/ramdisk
 7314 12:08:05.318284  Cleaning up download directory: /var/lib/lava/dispatcher/tmp/8570446/tftp-deploy-hasu44xt/kernel
 7315 12:08:05.319337  Cleaning up download directory: /var/lib/lava/dispatcher/tmp/8570446/tftp-deploy-hasu44xt/nfsrootfs
 7316 12:08:05.355726  Cleaning up download directory: /var/lib/lava/dispatcher/tmp/8570446/tftp-deploy-hasu44xt/modules
 7317 12:08:05.356766  Override tmp directory removed at /var/lib/lava/dispatcher/tmp/8570446
 7318 12:08:05.533900  Root tmp directory removed at /var/lib/lava/dispatcher/tmp/8570446
 7319 12:08:05.534088  Job finished correctly