Boot log: asus-C433TA-AJ0005-rammus

    1 09:52:26.184240  lava-dispatcher, installed at version: 2022.08
    2 09:52:26.184430  start: 0 validate
    3 09:52:26.184560  Start time: 2022-10-11 09:52:26.184553+00:00 (UTC)
    4 09:52:26.184719  Using caching service: 'http://localhost/cache/?uri=%s'
    5 09:52:26.184841  Validating that http://localhost/cache/?uri=http%3A%2F%2Fstorage.kernelci.org%2Fimages%2Frootfs%2Fdebian%2Fbullseye-kselftest%2F20220919.0%2Famd64%2Finitrd.cpio.gz exists
    6 09:52:26.495384  Using caching service: 'http://localhost/cache/?uri=%s'
    7 09:52:26.496178  Validating that http://localhost/cache/?uri=http%3A%2F%2Fstorage.kernelci.org%2Fcip-gitlab%2Fci-iwamatsu-linux-5.10.y-cip-rc%2Fv5.10.145-cip17-1-g92b5279a8e1f%2Fx86_64%2Fx86_64_defconfig%2Bx86-chromebook%2Bkselftest%2Fgcc-10%2Fkernel%2FbzImage exists
    8 09:52:26.789086  Using caching service: 'http://localhost/cache/?uri=%s'
    9 09:52:26.789812  Validating that http://localhost/cache/?uri=http%3A%2F%2Fstorage.kernelci.org%2Fimages%2Frootfs%2Fdebian%2Fbullseye-kselftest%2F20220919.0%2Famd64%2Ffull.rootfs.tar.xz exists
   10 09:52:27.081830  Using caching service: 'http://localhost/cache/?uri=%s'
   11 09:52:27.082546  Validating that http://localhost/cache/?uri=http%3A%2F%2Fstorage.kernelci.org%2Fcip-gitlab%2Fci-iwamatsu-linux-5.10.y-cip-rc%2Fv5.10.145-cip17-1-g92b5279a8e1f%2Fx86_64%2Fx86_64_defconfig%2Bx86-chromebook%2Bkselftest%2Fgcc-10%2Fmodules.tar.xz exists
   12 09:52:27.377575  validate duration: 1.19
   14 09:52:27.378923  start: 1 tftp-deploy (timeout 00:10:00) [common]
   15 09:52:27.379565  start: 1.1 download-retry (timeout 00:10:00) [common]
   16 09:52:27.380109  start: 1.1.1 http-download (timeout 00:10:00) [common]
   17 09:52:27.380639  Not decompressing ramdisk as can be used compressed.
   18 09:52:27.381162  downloading http://storage.kernelci.org/images/rootfs/debian/bullseye-kselftest/20220919.0/amd64/initrd.cpio.gz
   19 09:52:27.381725  saving as /var/lib/lava/dispatcher/tmp/7550111/tftp-deploy-kis579qu/ramdisk/initrd.cpio.gz
   20 09:52:27.382129  total size: 5431608 (5MB)
   21 09:52:27.387615  progress   0% (0MB)
   22 09:52:27.396249  progress   5% (0MB)
   23 09:52:27.403134  progress  10% (0MB)
   24 09:52:27.407731  progress  15% (0MB)
   25 09:52:27.411884  progress  20% (1MB)
   26 09:52:27.414861  progress  25% (1MB)
   27 09:52:27.417594  progress  30% (1MB)
   28 09:52:27.420359  progress  35% (1MB)
   29 09:52:27.422603  progress  40% (2MB)
   30 09:52:27.424697  progress  45% (2MB)
   31 09:52:27.426736  progress  50% (2MB)
   32 09:52:27.428776  progress  55% (2MB)
   33 09:52:27.430602  progress  60% (3MB)
   34 09:52:27.432321  progress  65% (3MB)
   35 09:52:27.434125  progress  70% (3MB)
   36 09:52:27.435745  progress  75% (3MB)
   37 09:52:27.437279  progress  80% (4MB)
   38 09:52:27.438731  progress  85% (4MB)
   39 09:52:27.440358  progress  90% (4MB)
   40 09:52:27.441782  progress  95% (4MB)
   41 09:52:27.443123  progress 100% (5MB)
   42 09:52:27.443374  5MB downloaded in 0.06s (84.57MB/s)
   43 09:52:27.443530  end: 1.1.1 http-download (duration 00:00:00) [common]
   45 09:52:27.443785  end: 1.1 download-retry (duration 00:00:00) [common]
   46 09:52:27.443878  start: 1.2 download-retry (timeout 00:10:00) [common]
   47 09:52:27.443967  start: 1.2.1 http-download (timeout 00:10:00) [common]
   48 09:52:27.444080  downloading http://storage.kernelci.org/cip-gitlab/ci-iwamatsu-linux-5.10.y-cip-rc/v5.10.145-cip17-1-g92b5279a8e1f/x86_64/x86_64_defconfig+x86-chromebook+kselftest/gcc-10/kernel/bzImage
   49 09:52:27.444155  saving as /var/lib/lava/dispatcher/tmp/7550111/tftp-deploy-kis579qu/kernel/bzImage
   50 09:52:27.444221  total size: 14003840 (13MB)
   51 09:52:27.444286  No compression specified
   52 09:52:33.466284  progress   0% (0MB)
   53 09:52:33.473052  progress   5% (0MB)
   54 09:52:33.476328  progress  10% (1MB)
   55 09:52:33.479669  progress  15% (2MB)
   56 09:52:33.482859  progress  20% (2MB)
   57 09:52:33.486054  progress  25% (3MB)
   58 09:52:33.489391  progress  30% (4MB)
   59 09:52:33.492595  progress  35% (4MB)
   60 09:52:33.495785  progress  40% (5MB)
   61 09:52:33.499122  progress  45% (6MB)
   62 09:52:33.502422  progress  50% (6MB)
   63 09:52:33.505886  progress  55% (7MB)
   64 09:52:33.509155  progress  60% (8MB)
   65 09:52:33.512468  progress  65% (8MB)
   66 09:52:33.516075  progress  70% (9MB)
   67 09:52:33.519328  progress  75% (10MB)
   68 09:52:33.522568  progress  80% (10MB)
   69 09:52:33.525933  progress  85% (11MB)
   70 09:52:33.529135  progress  90% (12MB)
   71 09:52:33.532338  progress  95% (12MB)
   72 09:52:33.535740  progress 100% (13MB)
   73 09:52:33.535941  13MB downloaded in 6.09s (2.19MB/s)
   74 09:52:33.536137  end: 1.2.1 http-download (duration 00:00:06) [common]
   76 09:52:33.536376  end: 1.2 download-retry (duration 00:00:06) [common]
   77 09:52:33.536508  start: 1.3 download-retry (timeout 00:09:54) [common]
   78 09:52:33.536594  start: 1.3.1 http-download (timeout 00:09:54) [common]
   79 09:52:33.536699  downloading http://storage.kernelci.org/images/rootfs/debian/bullseye-kselftest/20220919.0/amd64/full.rootfs.tar.xz
   80 09:52:33.536765  saving as /var/lib/lava/dispatcher/tmp/7550111/tftp-deploy-kis579qu/nfsrootfs/full.rootfs.tar
   81 09:52:33.536826  total size: 207142660 (197MB)
   82 09:52:33.536887  Using unxz to decompress xz
   83 09:52:33.540125  progress   0% (0MB)
   84 09:52:34.102615  progress   5% (9MB)
   85 09:52:34.637634  progress  10% (19MB)
   86 09:52:35.228849  progress  15% (29MB)
   87 09:52:35.601549  progress  20% (39MB)
   88 09:52:35.966695  progress  25% (49MB)
   89 09:52:36.555787  progress  30% (59MB)
   90 09:52:37.101929  progress  35% (69MB)
   91 09:52:37.695440  progress  40% (79MB)
   92 09:52:38.248540  progress  45% (88MB)
   93 09:52:38.824907  progress  50% (98MB)
   94 09:52:39.445501  progress  55% (108MB)
   95 09:52:40.128218  progress  60% (118MB)
   96 09:52:40.279446  progress  65% (128MB)
   97 09:52:40.432486  progress  70% (138MB)
   98 09:52:40.529068  progress  75% (148MB)
   99 09:52:40.601842  progress  80% (158MB)
  100 09:52:40.669105  progress  85% (167MB)
  101 09:52:40.770802  progress  90% (177MB)
  102 09:52:41.039842  progress  95% (187MB)
  103 09:52:41.628020  progress 100% (197MB)
  104 09:52:41.633608  197MB downloaded in 8.10s (24.40MB/s)
  105 09:52:41.633851  end: 1.3.1 http-download (duration 00:00:08) [common]
  107 09:52:41.634127  end: 1.3 download-retry (duration 00:00:08) [common]
  108 09:52:41.634222  start: 1.4 download-retry (timeout 00:09:46) [common]
  109 09:52:41.634312  start: 1.4.1 http-download (timeout 00:09:46) [common]
  110 09:52:41.634431  downloading http://storage.kernelci.org/cip-gitlab/ci-iwamatsu-linux-5.10.y-cip-rc/v5.10.145-cip17-1-g92b5279a8e1f/x86_64/x86_64_defconfig+x86-chromebook+kselftest/gcc-10/modules.tar.xz
  111 09:52:41.634529  saving as /var/lib/lava/dispatcher/tmp/7550111/tftp-deploy-kis579qu/modules/modules.tar
  112 09:52:41.634622  total size: 2013120 (1MB)
  113 09:52:41.634713  Using unxz to decompress xz
  114 09:52:41.928321  progress   1% (0MB)
  115 09:52:41.935736  progress   6% (0MB)
  116 09:52:41.941169  progress  11% (0MB)
  117 09:52:41.948885  progress  16% (0MB)
  118 09:52:41.954532  progress  21% (0MB)
  119 09:52:41.960184  progress  26% (0MB)
  120 09:52:41.966648  progress  32% (0MB)
  121 09:52:41.971442  progress  37% (0MB)
  122 09:52:41.977841  progress  42% (0MB)
  123 09:52:41.985446  progress  47% (0MB)
  124 09:52:41.991856  progress  52% (1MB)
  125 09:52:41.998135  progress  58% (1MB)
  126 09:52:42.002878  progress  63% (1MB)
  127 09:52:42.008413  progress  68% (1MB)
  128 09:52:42.014588  progress  73% (1MB)
  129 09:52:42.022930  progress  78% (1MB)
  130 09:52:42.028848  progress  83% (1MB)
  131 09:52:42.036437  progress  89% (1MB)
  132 09:52:42.041944  progress  94% (1MB)
  133 09:52:42.047762  progress  99% (1MB)
  134 09:52:42.054703  1MB downloaded in 0.42s (4.57MB/s)
  135 09:52:42.054937  end: 1.4.1 http-download (duration 00:00:00) [common]
  137 09:52:42.055200  end: 1.4 download-retry (duration 00:00:00) [common]
  138 09:52:42.055302  start: 1.5 prepare-tftp-overlay (timeout 00:09:45) [common]
  139 09:52:42.055404  start: 1.5.1 extract-nfsrootfs (timeout 00:09:45) [common]
  140 09:52:44.033263  Extracted nfsroot to /var/lib/lava/dispatcher/tmp/7550111/extract-nfsrootfs-9is8zsg0
  141 09:52:44.033498  end: 1.5.1 extract-nfsrootfs (duration 00:00:02) [common]
  142 09:52:44.033656  start: 1.5.2 lava-overlay (timeout 00:09:43) [common]
  143 09:52:44.033848  [common] Preparing overlay tarball in /var/lib/lava/dispatcher/tmp/7550111/lava-overlay-a4g24tyw
  144 09:52:44.033998  makedir: /var/lib/lava/dispatcher/tmp/7550111/lava-overlay-a4g24tyw/lava-7550111/bin
  145 09:52:44.034123  makedir: /var/lib/lava/dispatcher/tmp/7550111/lava-overlay-a4g24tyw/lava-7550111/tests
  146 09:52:44.034248  makedir: /var/lib/lava/dispatcher/tmp/7550111/lava-overlay-a4g24tyw/lava-7550111/results
  147 09:52:44.034395  Creating /var/lib/lava/dispatcher/tmp/7550111/lava-overlay-a4g24tyw/lava-7550111/bin/lava-add-keys
  148 09:52:44.034580  Creating /var/lib/lava/dispatcher/tmp/7550111/lava-overlay-a4g24tyw/lava-7550111/bin/lava-add-sources
  149 09:52:44.034736  Creating /var/lib/lava/dispatcher/tmp/7550111/lava-overlay-a4g24tyw/lava-7550111/bin/lava-background-process-start
  150 09:52:44.034853  Creating /var/lib/lava/dispatcher/tmp/7550111/lava-overlay-a4g24tyw/lava-7550111/bin/lava-background-process-stop
  151 09:52:44.034964  Creating /var/lib/lava/dispatcher/tmp/7550111/lava-overlay-a4g24tyw/lava-7550111/bin/lava-common-functions
  152 09:52:44.035084  Creating /var/lib/lava/dispatcher/tmp/7550111/lava-overlay-a4g24tyw/lava-7550111/bin/lava-echo-ipv4
  153 09:52:44.035199  Creating /var/lib/lava/dispatcher/tmp/7550111/lava-overlay-a4g24tyw/lava-7550111/bin/lava-install-packages
  154 09:52:44.035328  Creating /var/lib/lava/dispatcher/tmp/7550111/lava-overlay-a4g24tyw/lava-7550111/bin/lava-installed-packages
  155 09:52:44.035437  Creating /var/lib/lava/dispatcher/tmp/7550111/lava-overlay-a4g24tyw/lava-7550111/bin/lava-os-build
  156 09:52:44.035543  Creating /var/lib/lava/dispatcher/tmp/7550111/lava-overlay-a4g24tyw/lava-7550111/bin/lava-probe-channel
  157 09:52:44.035651  Creating /var/lib/lava/dispatcher/tmp/7550111/lava-overlay-a4g24tyw/lava-7550111/bin/lava-probe-ip
  158 09:52:44.035757  Creating /var/lib/lava/dispatcher/tmp/7550111/lava-overlay-a4g24tyw/lava-7550111/bin/lava-target-ip
  159 09:52:44.035863  Creating /var/lib/lava/dispatcher/tmp/7550111/lava-overlay-a4g24tyw/lava-7550111/bin/lava-target-mac
  160 09:52:44.035968  Creating /var/lib/lava/dispatcher/tmp/7550111/lava-overlay-a4g24tyw/lava-7550111/bin/lava-target-storage
  161 09:52:44.036121  Creating /var/lib/lava/dispatcher/tmp/7550111/lava-overlay-a4g24tyw/lava-7550111/bin/lava-test-case
  162 09:52:44.036228  Creating /var/lib/lava/dispatcher/tmp/7550111/lava-overlay-a4g24tyw/lava-7550111/bin/lava-test-event
  163 09:52:44.036335  Creating /var/lib/lava/dispatcher/tmp/7550111/lava-overlay-a4g24tyw/lava-7550111/bin/lava-test-feedback
  164 09:52:44.036443  Creating /var/lib/lava/dispatcher/tmp/7550111/lava-overlay-a4g24tyw/lava-7550111/bin/lava-test-raise
  165 09:52:44.036549  Creating /var/lib/lava/dispatcher/tmp/7550111/lava-overlay-a4g24tyw/lava-7550111/bin/lava-test-reference
  166 09:52:44.036654  Creating /var/lib/lava/dispatcher/tmp/7550111/lava-overlay-a4g24tyw/lava-7550111/bin/lava-test-runner
  167 09:52:44.036761  Creating /var/lib/lava/dispatcher/tmp/7550111/lava-overlay-a4g24tyw/lava-7550111/bin/lava-test-set
  168 09:52:44.036868  Creating /var/lib/lava/dispatcher/tmp/7550111/lava-overlay-a4g24tyw/lava-7550111/bin/lava-test-shell
  169 09:52:44.036975  Updating /var/lib/lava/dispatcher/tmp/7550111/lava-overlay-a4g24tyw/lava-7550111/bin/lava-add-keys (debian)
  170 09:52:44.037084  Updating /var/lib/lava/dispatcher/tmp/7550111/lava-overlay-a4g24tyw/lava-7550111/bin/lava-add-sources (debian)
  171 09:52:44.037197  Updating /var/lib/lava/dispatcher/tmp/7550111/lava-overlay-a4g24tyw/lava-7550111/bin/lava-install-packages (debian)
  172 09:52:44.037321  Updating /var/lib/lava/dispatcher/tmp/7550111/lava-overlay-a4g24tyw/lava-7550111/bin/lava-installed-packages (debian)
  173 09:52:44.037430  Updating /var/lib/lava/dispatcher/tmp/7550111/lava-overlay-a4g24tyw/lava-7550111/bin/lava-os-build (debian)
  174 09:52:44.037523  Creating /var/lib/lava/dispatcher/tmp/7550111/lava-overlay-a4g24tyw/lava-7550111/environment
  175 09:52:44.037607  LAVA metadata
  176 09:52:44.037672  - LAVA_JOB_ID=7550111
  177 09:52:44.037734  - LAVA_DISPATCHER_IP=192.168.201.1
  178 09:52:44.037835  start: 1.5.2.1 lava-vland-overlay (timeout 00:09:43) [common]
  179 09:52:44.037899  skipped lava-vland-overlay
  180 09:52:44.037974  end: 1.5.2.1 lava-vland-overlay (duration 00:00:00) [common]
  181 09:52:44.038055  start: 1.5.2.2 lava-multinode-overlay (timeout 00:09:43) [common]
  182 09:52:44.038117  skipped lava-multinode-overlay
  183 09:52:44.038189  end: 1.5.2.2 lava-multinode-overlay (duration 00:00:00) [common]
  184 09:52:44.038270  start: 1.5.2.3 test-definition (timeout 00:09:43) [common]
  185 09:52:44.038341  Loading test definitions
  186 09:52:44.038429  start: 1.5.2.3.1 inline-repo-action (timeout 00:09:43) [common]
  187 09:52:44.038500  Using /lava-7550111 at stage 0
  188 09:52:44.038732  uuid=7550111_1.5.2.3.1 testdef=None
  189 09:52:44.038821  end: 1.5.2.3.1 inline-repo-action (duration 00:00:00) [common]
  190 09:52:44.038906  start: 1.5.2.3.2 test-overlay (timeout 00:09:43) [common]
  191 09:52:44.039340  end: 1.5.2.3.2 test-overlay (duration 00:00:00) [common]
  193 09:52:44.039573  start: 1.5.2.3.3 test-install-overlay (timeout 00:09:43) [common]
  194 09:52:44.040106  end: 1.5.2.3.3 test-install-overlay (duration 00:00:00) [common]
  196 09:52:44.040350  start: 1.5.2.3.4 test-runscript-overlay (timeout 00:09:43) [common]
  197 09:52:44.040809  runner path: /var/lib/lava/dispatcher/tmp/7550111/lava-overlay-a4g24tyw/lava-7550111/0/tests/0_timesync-off test_uuid 7550111_1.5.2.3.1
  198 09:52:44.040954  end: 1.5.2.3.4 test-runscript-overlay (duration 00:00:00) [common]
  200 09:52:44.041191  start: 1.5.2.3.5 git-repo-action (timeout 00:09:43) [common]
  201 09:52:44.041281  Using /lava-7550111 at stage 0
  202 09:52:44.041376  Fetching tests from https://github.com/kernelci/test-definitions.git
  203 09:52:44.041456  Running '/usr/bin/git clone https://github.com/kernelci/test-definitions.git /var/lib/lava/dispatcher/tmp/7550111/lava-overlay-a4g24tyw/lava-7550111/0/tests/1_kselftest-lkdtm'
  204 09:52:47.886954  Running '/usr/bin/git checkout kernelci.org
  205 09:52:48.018614  Tests stored (tmp) in /var/lib/lava/dispatcher/tmp/7550111/lava-overlay-a4g24tyw/lava-7550111/0/tests/1_kselftest-lkdtm/automated/linux/kselftest/kselftest.yaml
  206 09:52:48.019338  uuid=7550111_1.5.2.3.5 testdef=None
  207 09:52:48.019517  end: 1.5.2.3.5 git-repo-action (duration 00:00:04) [common]
  209 09:52:48.019818  start: 1.5.2.3.6 test-overlay (timeout 00:09:39) [common]
  210 09:52:48.020563  end: 1.5.2.3.6 test-overlay (duration 00:00:00) [common]
  212 09:52:48.020832  start: 1.5.2.3.7 test-install-overlay (timeout 00:09:39) [common]
  213 09:52:48.021768  end: 1.5.2.3.7 test-install-overlay (duration 00:00:00) [common]
  215 09:52:48.022044  start: 1.5.2.3.8 test-runscript-overlay (timeout 00:09:39) [common]
  216 09:52:48.023030  runner path: /var/lib/lava/dispatcher/tmp/7550111/lava-overlay-a4g24tyw/lava-7550111/0/tests/1_kselftest-lkdtm test_uuid 7550111_1.5.2.3.5
  217 09:52:48.023131  BOARD='asus-C433TA-AJ0005-rammus'
  218 09:52:48.023219  BRANCH='cip-gitlab'
  219 09:52:48.023298  SKIPFILE='skipfile-lkft.yaml'
  220 09:52:48.023378  TESTPROG_URL='http://storage.kernelci.org/cip-gitlab/ci-iwamatsu-linux-5.10.y-cip-rc/v5.10.145-cip17-1-g92b5279a8e1f/x86_64/x86_64_defconfig+x86-chromebook+kselftest/gcc-10/kselftest.tar.xz'
  221 09:52:48.023457  TST_CASENAME=''
  222 09:52:48.023531  TST_CMDFILES='lkdtm'
  223 09:52:48.023688  end: 1.5.2.3.8 test-runscript-overlay (duration 00:00:00) [common]
  225 09:52:48.023948  Creating lava-test-runner.conf files
  226 09:52:48.024067  Using lava-test-runner path: /var/lib/lava/dispatcher/tmp/7550111/lava-overlay-a4g24tyw/lava-7550111/0 for stage 0
  227 09:52:48.024172  - 0_timesync-off
  228 09:52:48.024247  - 1_kselftest-lkdtm
  229 09:52:48.024360  end: 1.5.2.3 test-definition (duration 00:00:04) [common]
  230 09:52:48.024465  start: 1.5.2.4 compress-overlay (timeout 00:09:39) [common]
  231 09:52:55.108987  end: 1.5.2.4 compress-overlay (duration 00:00:07) [common]
  232 09:52:55.109164  start: 1.5.2.5 persistent-nfs-overlay (timeout 00:09:32) [common]
  233 09:52:55.109279  end: 1.5.2.5 persistent-nfs-overlay (duration 00:00:00) [common]
  234 09:52:55.109414  end: 1.5.2 lava-overlay (duration 00:00:11) [common]
  235 09:52:55.109522  start: 1.5.3 extract-overlay-ramdisk (timeout 00:09:32) [common]
  236 09:52:55.212000  end: 1.5.3 extract-overlay-ramdisk (duration 00:00:00) [common]
  237 09:52:55.212354  start: 1.5.4 extract-modules (timeout 00:09:32) [common]
  238 09:52:55.212485  extracting modules file /var/lib/lava/dispatcher/tmp/7550111/tftp-deploy-kis579qu/modules/modules.tar to /var/lib/lava/dispatcher/tmp/7550111/extract-nfsrootfs-9is8zsg0
  239 09:52:55.234436  extracting modules file /var/lib/lava/dispatcher/tmp/7550111/tftp-deploy-kis579qu/modules/modules.tar to /var/lib/lava/dispatcher/tmp/7550111/extract-overlay-ramdisk-8bvbatww/ramdisk
  240 09:52:55.256308  end: 1.5.4 extract-modules (duration 00:00:00) [common]
  241 09:52:55.256480  start: 1.5.5 apply-overlay-tftp (timeout 00:09:32) [common]
  242 09:52:55.256600  [common] Applying overlay to NFS
  243 09:52:55.256683  [common] Applying overlay /var/lib/lava/dispatcher/tmp/7550111/compress-overlay-8okwp863/overlay-1.5.2.4.tar.gz to directory /var/lib/lava/dispatcher/tmp/7550111/extract-nfsrootfs-9is8zsg0
  244 09:52:55.692342  end: 1.5.5 apply-overlay-tftp (duration 00:00:00) [common]
  245 09:52:55.692521  start: 1.5.6 configure-preseed-file (timeout 00:09:32) [common]
  246 09:52:55.692643  end: 1.5.6 configure-preseed-file (duration 00:00:00) [common]
  247 09:52:55.692746  start: 1.5.7 compress-ramdisk (timeout 00:09:32) [common]
  248 09:52:55.692839  Building ramdisk /var/lib/lava/dispatcher/tmp/7550111/extract-overlay-ramdisk-8bvbatww/ramdisk.cpio containing /var/lib/lava/dispatcher/tmp/7550111/extract-overlay-ramdisk-8bvbatww/ramdisk
  249 09:52:55.756454  >> 51510 blocks

  250 09:52:56.541811  rename /var/lib/lava/dispatcher/tmp/7550111/extract-overlay-ramdisk-8bvbatww/ramdisk.cpio.gz to /var/lib/lava/dispatcher/tmp/7550111/tftp-deploy-kis579qu/ramdisk/ramdisk.cpio.gz
  251 09:52:56.542234  end: 1.5.7 compress-ramdisk (duration 00:00:01) [common]
  252 09:52:56.542376  start: 1.5.8 prepare-kernel (timeout 00:09:31) [common]
  253 09:52:56.542497  start: 1.5.8.1 prepare-fit (timeout 00:09:31) [common]
  254 09:52:56.542607  No mkimage arch provided, not using FIT.
  255 09:52:56.542710  end: 1.5.8.1 prepare-fit (duration 00:00:00) [common]
  256 09:52:56.542813  end: 1.5.8 prepare-kernel (duration 00:00:00) [common]
  257 09:52:56.542930  end: 1.5 prepare-tftp-overlay (duration 00:00:14) [common]
  258 09:52:56.543039  start: 1.6 lxc-create-udev-rule-action (timeout 00:09:31) [common]
  259 09:52:56.543123  No LXC device requested
  260 09:52:56.543266  end: 1.6 lxc-create-udev-rule-action (duration 00:00:00) [common]
  261 09:52:56.543370  start: 1.7 deploy-device-env (timeout 00:09:31) [common]
  262 09:52:56.543467  end: 1.7 deploy-device-env (duration 00:00:00) [common]
  263 09:52:56.543551  Checking files for TFTP limit of 4294967296 bytes.
  264 09:52:56.543944  end: 1 tftp-deploy (duration 00:00:29) [common]
  265 09:52:56.544106  start: 2 depthcharge-action (timeout 00:05:00) [common]
  266 09:52:56.544219  start: 2.1 depthcharge-overlay (timeout 00:05:00) [common]
  267 09:52:56.544357  substitutions:
  268 09:52:56.544432  - {DTB}: None
  269 09:52:56.544511  - {INITRD}: 7550111/tftp-deploy-kis579qu/ramdisk/ramdisk.cpio.gz
  270 09:52:56.544589  - {KERNEL}: 7550111/tftp-deploy-kis579qu/kernel/bzImage
  271 09:52:56.544667  - {LAVA_MAC}: None
  272 09:52:56.544742  - {NFSROOTFS}: /var/lib/lava/dispatcher/tmp/7550111/extract-nfsrootfs-9is8zsg0
  273 09:52:56.544817  - {NFS_SERVER_IP}: 192.168.201.1
  274 09:52:56.544891  - {PRESEED_CONFIG}: None
  275 09:52:56.544965  - {PRESEED_LOCAL}: None
  276 09:52:56.545038  - {RAMDISK}: 7550111/tftp-deploy-kis579qu/ramdisk/ramdisk.cpio.gz
  277 09:52:56.545110  - {ROOT_PART}: None
  278 09:52:56.545181  - {ROOT}: None
  279 09:52:56.545253  - {SERVER_IP}: 192.168.201.1
  280 09:52:56.545324  - {TEE}: None
  281 09:52:56.545395  Parsed boot commands:
  282 09:52:56.545465  - tftpboot 192.168.201.1 {DEPTHCHARGE_KERNEL} {CMDLINE} {DEPTHCHARGE_RAMDISK}
  283 09:52:56.545643  Parsed boot commands: tftpboot 192.168.201.1 7550111/tftp-deploy-kis579qu/kernel/bzImage 7550111/tftp-deploy-kis579qu/kernel/cmdline 7550111/tftp-deploy-kis579qu/ramdisk/ramdisk.cpio.gz
  284 09:52:56.545753  end: 2.1 depthcharge-overlay (duration 00:00:00) [common]
  285 09:52:56.545858  start: 2.2 depthcharge-retry (timeout 00:05:00) [common]
  286 09:52:56.545969  start: 2.2.1 reset-connection (timeout 00:05:00) [common]
  287 09:52:56.546074  start: 2.2.1.1 disconnect-device (timeout 00:05:00) [common]
  288 09:52:56.546155  Not connected, no need to disconnect.
  289 09:52:56.546256  end: 2.2.1.1 disconnect-device (duration 00:00:00) [common]
  290 09:52:56.546354  start: 2.2.1.2 connect-device (timeout 00:05:00) [common]
  291 09:52:56.546433  [common] connect-device Connecting to device using '/usr/bin/console -k -f -M localhost asus-C433TA-AJ0005-rammus-cbg-1'
  292 09:52:56.549142  Setting prompt string to ['lava-test: # ']
  293 09:52:56.549437  end: 2.2.1.2 connect-device (duration 00:00:00) [common]
  294 09:52:56.549554  end: 2.2.1 reset-connection (duration 00:00:00) [common]
  295 09:52:56.549665  start: 2.2.2 reset-device (timeout 00:05:00) [common]
  296 09:52:56.549770  start: 2.2.2.1 pdu-reboot (timeout 00:05:00) [common]
  297 09:52:56.549964  Calling: 'nice' 'pduclient' '--daemon=localhost' '--hostname=asus-C433TA-AJ0005-rammus-cbg-1' '--port=1' '--command=reboot'
  298 09:52:56.569045  >> Command sent successfully.

  299 09:52:56.570831  Returned 0 in 0 seconds
  300 09:52:56.671628  end: 2.2.2.1 pdu-reboot (duration 00:00:00) [common]
  302 09:52:56.672006  end: 2.2.2 reset-device (duration 00:00:00) [common]
  303 09:52:56.672121  start: 2.2.3 depthcharge-start (timeout 00:05:00) [common]
  304 09:52:56.672221  Setting prompt string to 'Starting depthcharge on rammus...'
  305 09:52:56.672300  Changing prompt to 'Starting depthcharge on rammus...'
  306 09:52:56.672386  depthcharge-start: Wait for prompt Starting depthcharge on rammus... (timeout 00:05:00)
  307 09:52:56.672679  [Enter `^Ec?' for help]
  308 09:53:02.988243  
  309 09:53:02.989057  
  310 09:53:02.989912  coreboot-v1.9308_26_0.0.22-6607-g034eeb8dd5 Fri Sep  4 02:38:51 UTC 2020 bootblock starting...
  311 09:53:02.990341  CPU: Intel(R) Core(TM) m3-8100Y CPU @ 1.10GHz
  312 09:53:02.990711  CPU: ID 806e9, Kabylake H0, ucode: 00000097
  313 09:53:02.991051  CPU: AES supported, TXT NOT supported, VT supported
  314 09:53:02.991415  MCH: device id 590c (rev 02) is Kabylake-Y
  315 09:53:02.992051  PCH: device id 9d4b (rev 21) is Kabylake-Y iHDCP 2.2 Premium
  316 09:53:02.992752  IGD: device id 591c (rev 02) is Amberlake ULX GT2
  317 09:53:02.995669  VBOOT: Loading verstage.
  318 09:53:02.999150  CBFS: 'Master Header Locator' located CBFS at [d00000:ffffc0)
  319 09:53:03.002510  CBFS: Locating 'fallback/verstage'
  320 09:53:03.005921  CBFS: Found @ offset 1a0a80 size f47c
  321 09:53:03.020423  
  322 09:53:03.021009  
  323 09:53:03.026669  coreboot-v1.9308_26_0.0.22-6607-g034eeb8dd5 Fri Sep  4 02:38:51 UTC 2020 verstage starting...
  324 09:53:03.043258  Probing TPM: . done!
  325 09:53:03.046414  TPM ready after 0 ms
  326 09:53:03.049808  Connected to device vid:did:rid of 1ae0:0028:00
  327 09:53:03.059682  Firmware version: B2-C:0 RO_B:0.0.11/4d655eab RW_A:0.5.6/cr50_v1.9308_87_mp.510-d2da4373
  328 09:53:03.062980  Initialized TPM device CR50 revision 0
  329 09:53:03.107654  tlcl_send_startup: Startup return code is 0
  330 09:53:03.108287  TPM: setup succeeded
  331 09:53:03.121534  src/security/tpm/tss/tcg-2.0/tss.c:188 index 0x1007 return code 0
  332 09:53:03.125616  Chrome EC: UHEPI supported
  333 09:53:03.128789  Phase 1
  334 09:53:03.131574  FMAP: Found \"FLASH\" version 1.1 at c10000.
  335 09:53:03.138472  FMAP: base = ff000000 size = 1000000 #areas = 33
  336 09:53:03.141442  FMAP: area GBB found @ c11000 (978944 bytes)
  337 09:53:03.148330  VB2:vb2_check_recovery() Recovery reason from previous boot: 0x0 / 0x0
  338 09:53:03.148926  Phase 2
  339 09:53:03.152107  Phase 3
  340 09:53:03.154971  FMAP: area GBB found @ c11000 (978944 bytes)
  341 09:53:03.161611  VB2:vb2_report_dev_firmware() This is developer signed firmware
  342 09:53:03.168059  FMAP: area VBLOCK_B found @ 5e8000 (65536 bytes)
  343 09:53:03.171631  FMAP: area VBLOCK_B found @ 5e8000 (65536 bytes)
  344 09:53:03.177841  VB2:vb2_verify_keyblock() Checking key block signature...
  345 09:53:03.198724  FMAP: area VBLOCK_B found @ 5e8000 (65536 bytes)
  346 09:53:03.201736  FMAP: area VBLOCK_B found @ 5e8000 (65536 bytes)
  347 09:53:03.208646  VB2:vb2_verify_fw_preamble() Verifying preamble.
  348 09:53:03.214173  Phase 4
  349 09:53:03.217415  FMAP: area FW_MAIN_B found @ 5f8000 (4030400 bytes)
  350 09:53:03.224393  VB2:vb2api_init_hash() HW crypto for hash_alg 2 not supported, using SW
  351 09:53:03.484323  VB2:vb2_rsa_verify_digest() Digest check failed!
  352 09:53:03.487260  VB2:vb2_fail() Need recovery, reason: 0x1b / 0x7
  353 09:53:03.491069  Saving nvdata
  354 09:53:03.494321  Reboot requested (10020007)
  355 09:53:03.497443  board_reset() called!
  356 09:53:03.497927  full_reset() called!
  357 09:53:07.973464  
  358 09:53:07.973983  
  359 09:53:07.980063  coreboot-v1.9308_26_0.0.22-6607-g034eeb8dd5 Fri Sep  4 02:38:51 UTC 2020 bootblock starting...
  360 09:53:07.986556  CPU: Intel(R) Core(TM) m3-8100Y CPU @ 1.10GHz
  361 09:53:07.989962  CPU: ID 806e9, Kabylake H0, ucode: 00000097
  362 09:53:07.996679  CPU: AES supported, TXT NOT supported, VT supported
  363 09:53:07.999676  MCH: device id 590c (rev 02) is Kabylake-Y
  364 09:53:08.006547  PCH: device id 9d4b (rev 21) is Kabylake-Y iHDCP 2.2 Premium
  365 09:53:08.009859  IGD: device id 591c (rev 02) is Amberlake ULX GT2
  366 09:53:08.012788  VBOOT: Loading verstage.
  367 09:53:08.019560  CBFS: 'Master Header Locator' located CBFS at [d00000:ffffc0)
  368 09:53:08.022731  CBFS: Locating 'fallback/verstage'
  369 09:53:08.026453  CBFS: Found @ offset 1a0a80 size f47c
  370 09:53:08.040252  
  371 09:53:08.040691  
  372 09:53:08.047008  coreboot-v1.9308_26_0.0.22-6607-g034eeb8dd5 Fri Sep  4 02:38:51 UTC 2020 verstage starting...
  373 09:53:08.062729  Probing TPM: . done!
  374 09:53:08.066284  TPM ready after 0 ms
  375 09:53:08.069235  Connected to device vid:did:rid of 1ae0:0028:00
  376 09:53:08.079891  Firmware version: B2-C:0 RO_B:0.0.11/4d655eab RW_A:0.5.6/cr50_v1.9308_87_mp.510-d2da4373
  377 09:53:08.083181  Initialized TPM device CR50 revision 0
  378 09:53:08.127959  tlcl_send_startup: Startup return code is 0
  379 09:53:08.128508  TPM: setup succeeded
  380 09:53:08.141079  src/security/tpm/tss/tcg-2.0/tss.c:188 index 0x1007 return code 0
  381 09:53:08.145457  Chrome EC: UHEPI supported
  382 09:53:08.149056  Phase 1
  383 09:53:08.152043  FMAP: Found \"FLASH\" version 1.1 at c10000.
  384 09:53:08.158880  FMAP: base = ff000000 size = 1000000 #areas = 33
  385 09:53:08.162013  FMAP: area GBB found @ c11000 (978944 bytes)
  386 09:53:08.168903  VB2:vb2_check_recovery() Recovery reason from previous boot: 0x1b / 0x7
  387 09:53:08.175097  VB2:vb2_check_recovery() We have a recovery request: 0x1b / 0x0
  388 09:53:08.178466  Recovery requested (1009000e)
  389 09:53:08.178915  Saving nvdata
  390 09:53:08.189527  tlcl_extend: response is 0
  391 09:53:08.198087  tlcl_extend: response is 0
  392 09:53:08.204687  CBFS: 'Master Header Locator' located CBFS at [d00000:ffffc0)
  393 09:53:08.207946  CBFS: Locating 'fallback/romstage'
  394 09:53:08.211150  CBFS: Found @ offset 80 size 10ffc
  395 09:53:08.215504  
  396 09:53:08.216073  
  397 09:53:08.221835  coreboot-v1.9308_26_0.0.22-6607-g034eeb8dd5 Fri Sep  4 02:38:51 UTC 2020 romstage starting...
  398 09:53:08.229079  pm1_sts: 0100 pm1_en: 0000 pm1_cnt: 00001c00
  399 09:53:08.232551  gpe0_sts[0]: 00000000 gpe0_en[0]: 00000000
  400 09:53:08.236109  gpe0_sts[1]: 00000000 gpe0_en[1]: 00000000
  401 09:53:08.242350  gpe0_sts[2]: 00000001 gpe0_en[2]: 00000000
  402 09:53:08.245682  gpe0_sts[3]: 00000000 gpe0_en[3]: 00010000
  403 09:53:08.249028  TCO_STS:   0000 0000
  404 09:53:08.252203  GEN_PMCON: e0040200 0000523a
  405 09:53:08.255672  GBLRST_CAUSE: 00000000 00000000
  406 09:53:08.256279  prev_sleep_state 5
  407 09:53:08.258751  Boot Count incremented to 34281
  408 09:53:08.265514  CBFS: 'Master Header Locator' located CBFS at [d00000:ffffc0)
  409 09:53:08.268713  CBFS: Locating 'fspm.bin'
  410 09:53:08.272101  CBFS: Found @ offset 103fc0 size 63000
  411 09:53:08.275336  Chrome EC: UHEPI supported
  412 09:53:08.283174  FMAP: Found \"FLASH\" version 1.1 at c10000.
  413 09:53:08.286721  FMAP: base = ff000000 size = 1000000 #areas = 33
  414 09:53:08.292914  FMAP: area RECOVERY_MRC_CACHE found @ 9d0000 (65536 bytes)
  415 09:53:08.297591  Probing TPM:  done!
  416 09:53:08.304080  Connected to device vid:did:rid of 1ae0:0028:00
  417 09:53:08.314150  Firmware version: B2-C:0 RO_B:0.0.11/4d655eab RW_A:0.5.6/cr50_v1.9308_87_mp.510-d2da4373
  418 09:53:08.320880  Initialized TPM device CR50 revision 0
  419 09:53:08.330277  src/security/tpm/tss/tcg-2.0/tss.c:188 index 0x100b return code 0
  420 09:53:08.336539  MRC: Hash comparison successful. Using data from RECOVERY_MRC_CACHE
  421 09:53:08.339666  MRC cache found, size 1868
  422 09:53:08.343389  bootmode is set to :2
  423 09:53:08.343823  SPD index 1
  424 09:53:08.350207  CBFS: 'Master Header Locator' located CBFS at [d00000:ffffc0)
  425 09:53:08.353237  CBFS: Locating 'spd.bin'
  426 09:53:08.356246  CBFS: Found @ offset 1a0240 size 800
  427 09:53:08.360042  SPD: module type is LPDDR3
  428 09:53:08.363164  SPD: module part is K4E8E324EB-EGCF   
  429 09:53:08.369520  SPD: banks 8, ranks 1, rows 15, columns 10, density 8192 Mb
  430 09:53:08.372841  SPD: device width 32 bits, bus width 64 bits
  431 09:53:08.379715  SPD: module size is 2048 MB (per channel)
  432 09:53:08.491059  CBMEM:
  433 09:53:08.494290  IMD: root @ 7afff000 254 entries.
  434 09:53:08.497823  IMD: root @ 7affec00 62 entries.
  435 09:53:08.501074  External stage cache:
  436 09:53:08.504541  IMD: root @ 7b3ff000 254 entries.
  437 09:53:08.507548  IMD: root @ 7b3fec00 62 entries.
  438 09:53:08.511282  creating vboot_handoff structure
  439 09:53:08.518021  Chrome EC: clear events_b mask to 0x0000000021004000
  440 09:53:08.532488  src/security/tpm/tss/tcg-2.0/tss.c:188 index 0x100b return code 0
  441 09:53:08.544363  tlcl_write: response is 0
  442 09:53:08.557067  src/security/tpm/tss/tcg-2.0/tss.c:188 index 0x100b return code 0
  443 09:53:08.563571  MRC: TPM MRC hash updated successfully.
  444 09:53:08.564189  2 DIMMs found
  445 09:53:08.566697  top_of_ram = 0x7b000000
  446 09:53:08.573502  MTRR Range: Start=7a000000 End=7b000000 (Size 1000000)
  447 09:53:08.577038  MTRR Range: Start=7b000000 End=7b800000 (Size 800000)
  448 09:53:08.583478  MTRR Range: Start=ff000000 End=0 (Size 1000000)
  449 09:53:08.586703  CBFS: 'Master Header Locator' located CBFS at [d00000:ffffc0)
  450 09:53:08.590283  CBFS: Locating 'fallback/postcar'
  451 09:53:08.596478  CBFS: Found @ offset 197000 size 3f04
  452 09:53:08.603373  Decompressing stage fallback/postcar @ 0x7abd0fc0 (32720 bytes)
  453 09:53:08.609803  Loading module at 7abd1000 with entry 7abd1000. filesize: 0x3cd0 memsize: 0x7f90
  454 09:53:08.616295  Processing 118 relocs. Offset value of 0x78bd1000
  455 09:53:08.622216  
  456 09:53:08.622661  
  457 09:53:08.628976  coreboot-v1.9308_26_0.0.22-6607-g034eeb8dd5 Fri Sep  4 02:38:51 UTC 2020 postcar starting...
  458 09:53:08.635585  CBFS: 'Master Header Locator' located CBFS at [d00000:ffffc0)
  459 09:53:08.638674  CBFS: Locating 'fallback/ramstage'
  460 09:53:08.641966  CBFS: Found @ offset e8d80 size 1a462
  461 09:53:08.648664  Decompressing stage fallback/ramstage @ 0x7ab05fc0 (826808 bytes)
  462 09:53:08.687831  Loading module at 7ab06000 with entry 7ab06000. filesize: 0x38d90 memsize: 0xc9d78
  463 09:53:08.691075  Processing 3657 relocs. Offset value of 0x79d06000
  464 09:53:08.694938  
  465 09:53:08.695413  
  466 09:53:08.701133  coreboot-v1.9308_26_0.0.22-6607-g034eeb8dd5 Fri Sep  4 02:38:51 UTC 2020 ramstage starting...
  467 09:53:08.708207  FMAP: Found \"FLASH\" version 1.1 at c10000.
  468 09:53:08.711081  FMAP: base = ff000000 size = 1000000 #areas = 33
  469 09:53:08.717666  FMAP: area RO_VPD found @ c00000 (16384 bytes)
  470 09:53:08.720861  WARNING: RO_VPD is uninitialized or empty.
  471 09:53:08.724477  FMAP: area RW_VPD found @ 9f8000 (8192 bytes)
  472 09:53:08.731309  WARNING: RW_VPD is uninitialized or empty.
  473 09:53:08.731746  Normal boot.
  474 09:53:08.737733  BS: BS_PRE_DEVICE times (us): entry 0 run 30 exit 0
  475 09:53:08.744378  CBFS: 'Master Header Locator' located CBFS at [d00000:ffffc0)
  476 09:53:08.747513  CBFS: Locating 'cpu_microcode_blob.bin'
  477 09:53:08.750640  CBFS: Found @ offset 11100 size d7c00
  478 09:53:08.754005  microcode: sig=0x806e9 pf=0x10 revision=0x97
  479 09:53:08.757058  Skip microcode update
  480 09:53:08.763958  CBFS: 'Master Header Locator' located CBFS at [d00000:ffffc0)
  481 09:53:08.767285  CBFS: Locating 'fsps.bin'
  482 09:53:08.770338  CBFS: Found @ offset 167fc0 size 2f000
  483 09:53:08.795637  Detected 2 core, 4 thread CPU.
  484 09:53:08.798765  Setting up SMI for CPU
  485 09:53:08.802298  IED base = 0x7b400000
  486 09:53:08.802815  IED size = 0x00400000
  487 09:53:08.805600  Will perform SMM setup.
  488 09:53:08.812246  CPU: Intel(R) Core(TM) m3-8100Y CPU @ 1.10GHz.
  489 09:53:08.818627  Loading module at 00030000 with entry 00030000. filesize: 0x170 memsize: 0x170
  490 09:53:08.821664  Processing 16 relocs. Offset value of 0x00030000
  491 09:53:08.825877  Attempting to start 3 APs
  492 09:53:08.829545  Waiting for 10ms after sending INIT.
  493 09:53:08.845588  Waiting for 1st SIPI to complete...done.
  494 09:53:08.846132  AP: slot 3 apic_id 2.
  495 09:53:08.848870  AP: slot 2 apic_id 3.
  496 09:53:08.852515  Waiting for 2nd SIPI to complete...done.
  497 09:53:08.855246  AP: slot 1 apic_id 1.
  498 09:53:08.862129  Loading module at 00038000 with entry 00038000. filesize: 0x1a8 memsize: 0x1a8
  499 09:53:08.868613  Processing 13 relocs. Offset value of 0x00038000
  500 09:53:08.875135  SMM Module: stub loaded at 00038000. Will call 7ab21603(00000000)
  501 09:53:08.878375  Installing SMM handler to 0x7b000000
  502 09:53:08.885116  Loading module at 7b010000 with entry 7b010a19. filesize: 0x3b08 memsize: 0x8bc0
  503 09:53:08.891616  Processing 243 relocs. Offset value of 0x7b010000
  504 09:53:08.898371  Loading module at 7b008000 with entry 7b008000. filesize: 0x1a8 memsize: 0x1a8
  505 09:53:08.904969  Processing 13 relocs. Offset value of 0x7b008000
  506 09:53:08.908342  SMM Module: placing jmp sequence at 7b007c00 rel16 0x03fd
  507 09:53:08.914838  SMM Module: placing jmp sequence at 7b007800 rel16 0x07fd
  508 09:53:08.921800  SMM Module: placing jmp sequence at 7b007400 rel16 0x0bfd
  509 09:53:08.928455  SMM Module: stub loaded at 7b008000. Will call 7b010a19(00000000)
  510 09:53:08.931486  Clearing SMI status registers
  511 09:53:08.931925  SMI_STS: PM1 
  512 09:53:08.934666  PM1_STS: PWRBTN 
  513 09:53:08.937857  TCO_STS: BOOT SECOND_TO 
  514 09:53:08.938296  New SMBASE 0x7b000000
  515 09:53:08.941228  In relocation handler: CPU 0
  516 09:53:08.947938  New SMBASE=0x7b000000 IEDBASE=0x7b400000
  517 09:53:08.951400  Writing SMRR. base = 0x7b000006, mask=0xff800800
  518 09:53:08.954886  Relocation complete.
  519 09:53:08.955397  New SMBASE 0x7afffc00
  520 09:53:08.958000  In relocation handler: CPU 1
  521 09:53:08.961430  New SMBASE=0x7afffc00 IEDBASE=0x7b400000
  522 09:53:08.967706  Writing SMRR. base = 0x7b000006, mask=0xff800800
  523 09:53:08.971226  Relocation complete.
  524 09:53:08.971742  New SMBASE 0x7afff400
  525 09:53:08.974803  In relocation handler: CPU 3
  526 09:53:08.977403  New SMBASE=0x7afff400 IEDBASE=0x7b400000
  527 09:53:08.984250  Writing SMRR. base = 0x7b000006, mask=0xff800800
  528 09:53:08.987398  Relocation complete.
  529 09:53:08.987839  New SMBASE 0x7afff800
  530 09:53:08.991228  In relocation handler: CPU 2
  531 09:53:08.994308  New SMBASE=0x7afff800 IEDBASE=0x7b400000
  532 09:53:09.000749  Writing SMRR. base = 0x7b000006, mask=0xff800800
  533 09:53:09.001271  Relocation complete.
  534 09:53:09.004422  Initializing CPU #0
  535 09:53:09.007428  CPU: vendor Intel device 806e9
  536 09:53:09.010713  CPU: family 06, model 8e, stepping 09
  537 09:53:09.017321  Setting up local APIC... apic_id: 0x00 done.
  538 09:53:09.017811  Turbo is available but hidden
  539 09:53:09.020987  Turbo has been enabled
  540 09:53:09.024036  SGX : param.enable = 0
  541 09:53:09.027377  Skip microcode update
  542 09:53:09.027819  CPU #0 initialized
  543 09:53:09.030992  Initializing CPU #1
  544 09:53:09.031433  Initializing CPU #3
  545 09:53:09.034144  Initializing CPU #2
  546 09:53:09.037425  CPU: vendor Intel device 806e9
  547 09:53:09.040730  CPU: family 06, model 8e, stepping 09
  548 09:53:09.043868  CPU: vendor Intel device 806e9
  549 09:53:09.047508  CPU: family 06, model 8e, stepping 09
  550 09:53:09.053854  Setting up local APIC...CPU: vendor Intel device 806e9
  551 09:53:09.057080  CPU: family 06, model 8e, stepping 09
  552 09:53:09.060793   apic_id: 0x02 done.
  553 09:53:09.066895  Setting up local APIC...Setting up local APIC...Skip microcode update
  554 09:53:09.067343   apic_id: 0x03 done.
  555 09:53:09.070287  CPU #3 initialized
  556 09:53:09.073936  Skip microcode update
  557 09:53:09.074379   apic_id: 0x01 done.
  558 09:53:09.077023  CPU #2 initialized
  559 09:53:09.080291  Skip microcode update
  560 09:53:09.080797  CPU #1 initialized
  561 09:53:09.083490  bsp_do_flight_plan done after 228 msecs.
  562 09:53:09.086913  CPU: frequency set to 3400 MHz
  563 09:53:09.090244  Enabling SMIs.
  564 09:53:09.090683  Locking SMM.
  565 09:53:09.093686  VMX : param.enable = 1
  566 09:53:09.096802  VMX status: enabled, unlocked
  567 09:53:09.100430  SGX: pre-conditions not met
  568 09:53:09.103284  VMX status: enabled, unlocked
  569 09:53:09.103776  SGX: pre-conditions not met
  570 09:53:09.106686  VMX status: enabled, unlocked
  571 09:53:09.110157  VMX status: enabled, unlocked
  572 09:53:09.113654  SGX: pre-conditions not met
  573 09:53:09.116936  SGX: pre-conditions not met
  574 09:53:09.123155  CBFS: 'Master Header Locator' located CBFS at [d00000:ffffc0)
  575 09:53:09.126901  CBFS: Locating 'vbt.bin'
  576 09:53:09.129892  CBFS: Found @ offset 103a00 size 48e
  577 09:53:09.133239  Found a VBT of 4608 bytes after decompression
  578 09:53:09.137882  psys_pmax = 360
  579 09:53:09.141170  FMAP: area GBB found @ c11000 (978944 bytes)
  580 09:53:09.257771  ITSS IRQ Polarities Before:
  581 09:53:09.261056  IPC0: 0x00ff4000
  582 09:53:09.261514  IPC1: 0x00000007
  583 09:53:09.264314  IPC2: 0x00000000
  584 09:53:09.264845  IPC3: 0x00000000
  585 09:53:09.267203  ITSS IRQ Polarities After:
  586 09:53:09.271266  IPC0: 0x00ff4000
  587 09:53:09.271864  IPC1: 0x00000007
  588 09:53:09.274104  IPC2: 0x00000000
  589 09:53:09.274362  IPC3: 0x00000000
  590 09:53:09.280111  Override DT after FSP-S, PCH is KBL/SKL PCH-LP SKU
  591 09:53:09.286824  BS: BS_DEV_INIT_CHIPS times (us): entry 376143 run 170316 exit 0
  592 09:53:09.290419  Enumerating buses...
  593 09:53:09.293563  Show all devs... Before device enumeration.
  594 09:53:09.296900  Root Device: enabled 1
  595 09:53:09.296985  CPU_CLUSTER: 0: enabled 1
  596 09:53:09.300077  DOMAIN: 0000: enabled 1
  597 09:53:09.303172  APIC: 00: enabled 1
  598 09:53:09.306664  PCI: 00:00.0: enabled 1
  599 09:53:09.306748  PCI: 00:02.0: enabled 1
  600 09:53:09.310132  PCI: 00:14.0: enabled 1
  601 09:53:09.313179  PCI: 00:14.1: enabled 0
  602 09:53:09.313263  PCI: 00:14.2: enabled 1
  603 09:53:09.316430  PCI: 00:15.0: enabled 1
  604 09:53:09.320169  PCI: 00:15.1: enabled 1
  605 09:53:09.323646  PCI: 00:15.2: enabled 0
  606 09:53:09.323730  PCI: 00:15.3: enabled 0
  607 09:53:09.326707  PCI: 00:16.0: enabled 1
  608 09:53:09.329986  PCI: 00:16.1: enabled 0
  609 09:53:09.333328  PCI: 00:16.2: enabled 0
  610 09:53:09.333412  PCI: 00:16.3: enabled 0
  611 09:53:09.336569  PCI: 00:16.4: enabled 0
  612 09:53:09.339960  PCI: 00:17.0: enabled 0
  613 09:53:09.343456  PCI: 00:19.0: enabled 1
  614 09:53:09.343887  PCI: 00:19.1: enabled 1
  615 09:53:09.346817  PCI: 00:19.2: enabled 0
  616 09:53:09.350174  PCI: 00:1c.0: enabled 1
  617 09:53:09.350607  PCI: 00:1c.1: enabled 0
  618 09:53:09.353494  PCI: 00:1c.2: enabled 0
  619 09:53:09.356578  PCI: 00:1c.3: enabled 0
  620 09:53:09.359871  PCI: 00:1c.4: enabled 0
  621 09:53:09.360337  PCI: 00:1c.5: enabled 0
  622 09:53:09.363283  PCI: 00:1c.6: enabled 0
  623 09:53:09.367013  PCI: 00:1c.7: enabled 0
  624 09:53:09.370246  PCI: 00:1d.0: enabled 0
  625 09:53:09.370687  PCI: 00:1d.1: enabled 0
  626 09:53:09.373083  PCI: 00:1d.2: enabled 0
  627 09:53:09.376328  PCI: 00:1d.3: enabled 0
  628 09:53:09.379892  PCI: 00:1e.0: enabled 1
  629 09:53:09.380384  PCI: 00:1e.1: enabled 0
  630 09:53:09.383079  PCI: 00:1e.2: enabled 1
  631 09:53:09.386368  PCI: 00:1e.3: enabled 0
  632 09:53:09.389847  PCI: 00:1e.4: enabled 1
  633 09:53:09.390284  PCI: 00:1e.5: enabled 0
  634 09:53:09.392841  PCI: 00:1e.6: enabled 1
  635 09:53:09.396245  PCI: 00:1f.0: enabled 1
  636 09:53:09.396704  PCI: 00:1f.1: enabled 1
  637 09:53:09.399635  PCI: 00:1f.2: enabled 1
  638 09:53:09.402937  PCI: 00:1f.3: enabled 1
  639 09:53:09.405992  PCI: 00:1f.4: enabled 1
  640 09:53:09.406431  PCI: 00:1f.5: enabled 1
  641 09:53:09.409502  PCI: 00:1f.6: enabled 0
  642 09:53:09.412763  USB0 port 0: enabled 1
  643 09:53:09.416084  I2C: 00:5c: enabled 1
  644 09:53:09.416527  I2C: 00:15: enabled 1
  645 09:53:09.419335  I2C: 00:39: enabled 1
  646 09:53:09.422849  I2C: 00:3a: enabled 1
  647 09:53:09.423321  I2C: 00:1a: enabled 1
  648 09:53:09.426009  PCI: 00:00.0: enabled 1
  649 09:53:09.429588  SPI: 00: enabled 1
  650 09:53:09.430030  PNP: 0c09.0: enabled 1
  651 09:53:09.432518  USB2 port 0: enabled 1
  652 09:53:09.436307  USB2 port 1: enabled 1
  653 09:53:09.436748  USB2 port 2: enabled 1
  654 09:53:09.439579  USB2 port 4: enabled 1
  655 09:53:09.442995  USB2 port 8: enabled 1
  656 09:53:09.443485  APIC: 01: enabled 1
  657 09:53:09.446027  APIC: 03: enabled 1
  658 09:53:09.449318  APIC: 02: enabled 1
  659 09:53:09.449752  Compare with tree...
  660 09:53:09.452625  Root Device: enabled 1
  661 09:53:09.456231   CPU_CLUSTER: 0: enabled 1
  662 09:53:09.456817    APIC: 00: enabled 1
  663 09:53:09.459175    APIC: 01: enabled 1
  664 09:53:09.462649    APIC: 03: enabled 1
  665 09:53:09.463088    APIC: 02: enabled 1
  666 09:53:09.465959   DOMAIN: 0000: enabled 1
  667 09:53:09.469067    PCI: 00:00.0: enabled 1
  668 09:53:09.472785    PCI: 00:02.0: enabled 1
  669 09:53:09.475933    PCI: 00:14.0: enabled 1
  670 09:53:09.476460     USB0 port 0: enabled 1
  671 09:53:09.479299      USB2 port 0: enabled 1
  672 09:53:09.482374      USB2 port 1: enabled 1
  673 09:53:09.485858      USB2 port 2: enabled 1
  674 09:53:09.489113      USB2 port 4: enabled 1
  675 09:53:09.492297      USB2 port 8: enabled 1
  676 09:53:09.492739    PCI: 00:14.1: enabled 0
  677 09:53:09.495819    PCI: 00:14.2: enabled 1
  678 09:53:09.499102    PCI: 00:15.0: enabled 1
  679 09:53:09.502446     I2C: 00:5c: enabled 1
  680 09:53:09.502912    PCI: 00:15.1: enabled 1
  681 09:53:09.505742     I2C: 00:15: enabled 1
  682 09:53:09.509220    PCI: 00:15.2: enabled 0
  683 09:53:09.512199    PCI: 00:15.3: enabled 0
  684 09:53:09.515454    PCI: 00:16.0: enabled 1
  685 09:53:09.515894    PCI: 00:16.1: enabled 0
  686 09:53:09.518900    PCI: 00:16.2: enabled 0
  687 09:53:09.522350    PCI: 00:16.3: enabled 0
  688 09:53:09.525462    PCI: 00:16.4: enabled 0
  689 09:53:09.528709    PCI: 00:17.0: enabled 0
  690 09:53:09.529153    PCI: 00:19.0: enabled 1
  691 09:53:09.532261    PCI: 00:19.1: enabled 1
  692 09:53:09.535552     I2C: 00:39: enabled 1
  693 09:53:09.538957     I2C: 00:3a: enabled 1
  694 09:53:09.539421     I2C: 00:1a: enabled 1
  695 09:53:09.542011    PCI: 00:19.2: enabled 0
  696 09:53:09.545629    PCI: 00:1c.0: enabled 1
  697 09:53:09.548698     PCI: 00:00.0: enabled 1
  698 09:53:09.551930    PCI: 00:1c.1: enabled 0
  699 09:53:09.552408    PCI: 00:1c.2: enabled 0
  700 09:53:09.555025    PCI: 00:1c.3: enabled 0
  701 09:53:09.558681    PCI: 00:1c.4: enabled 0
  702 09:53:09.561838    PCI: 00:1c.5: enabled 0
  703 09:53:09.565199    PCI: 00:1c.6: enabled 0
  704 09:53:09.565643    PCI: 00:1c.7: enabled 0
  705 09:53:09.568385    PCI: 00:1d.0: enabled 0
  706 09:53:09.571901    PCI: 00:1d.1: enabled 0
  707 09:53:09.575211    PCI: 00:1d.2: enabled 0
  708 09:53:09.578361    PCI: 00:1d.3: enabled 0
  709 09:53:09.578828    PCI: 00:1e.0: enabled 1
  710 09:53:09.581838    PCI: 00:1e.1: enabled 0
  711 09:53:09.585056    PCI: 00:1e.2: enabled 1
  712 09:53:09.588497     SPI: 00: enabled 1
  713 09:53:09.588960    PCI: 00:1e.3: enabled 0
  714 09:53:09.591669    PCI: 00:1e.4: enabled 1
  715 09:53:09.594963    PCI: 00:1e.5: enabled 0
  716 09:53:09.598414    PCI: 00:1e.6: enabled 1
  717 09:53:09.601527    PCI: 00:1f.0: enabled 1
  718 09:53:09.602042     PNP: 0c09.0: enabled 1
  719 09:53:09.605036    PCI: 00:1f.1: enabled 1
  720 09:53:09.608270    PCI: 00:1f.2: enabled 1
  721 09:53:09.611539    PCI: 00:1f.3: enabled 1
  722 09:53:09.614763    PCI: 00:1f.4: enabled 1
  723 09:53:09.615233    PCI: 00:1f.5: enabled 1
  724 09:53:09.618026    PCI: 00:1f.6: enabled 0
  725 09:53:09.621387  Root Device scanning...
  726 09:53:09.624560  root_dev_scan_bus for Root Device
  727 09:53:09.628043  CPU_CLUSTER: 0 enabled
  728 09:53:09.628489  DOMAIN: 0000 enabled
  729 09:53:09.631390  DOMAIN: 0000 scanning...
  730 09:53:09.634739  PCI: pci_scan_bus for bus 00
  731 09:53:09.637797  PCI: 00:00.0 [8086/0000] ops
  732 09:53:09.641354  PCI: 00:00.0 [8086/590c] enabled
  733 09:53:09.644497  PCI: 00:02.0 [8086/0000] ops
  734 09:53:09.647667  PCI: 00:02.0 [8086/591c] enabled
  735 09:53:09.651261  PCI: 00:04.0 [8086/1903] enabled
  736 09:53:09.654653  PCI: 00:08.0 [8086/1911] enabled
  737 09:53:09.658133  PCI: 00:14.0 [8086/0000] bus ops
  738 09:53:09.661211  PCI: 00:14.0 [8086/9d2f] enabled
  739 09:53:09.664245  PCI: 00:14.2 [8086/9d31] enabled
  740 09:53:09.668087  PCI: 00:15.0 [8086/0000] bus ops
  741 09:53:09.670957  PCI: 00:15.0 [8086/9d60] enabled
  742 09:53:09.674172  PCI: 00:15.1 [8086/0000] bus ops
  743 09:53:09.677417  PCI: 00:15.1 [8086/9d61] enabled
  744 09:53:09.681103  PCI: 00:16.0 [8086/0000] ops
  745 09:53:09.684417  PCI: 00:16.0 [8086/9d3a] enabled
  746 09:53:09.687617  PCI: 00:19.0 [8086/0000] ops
  747 09:53:09.691099  PCI: 00:19.0 [8086/9d66] enabled
  748 09:53:09.694149  PCI: 00:19.1 [8086/0000] bus ops
  749 09:53:09.697329  PCI: 00:19.1 [8086/9d65] enabled
  750 09:53:09.701067  PCI: 00:1c.0 [8086/0000] bus ops
  751 09:53:09.703929  PCI: 00:1c.0 [8086/9d10] enabled
  752 09:53:09.707619  PCI: 00:1e.0 [8086/0000] ops
  753 09:53:09.710558  PCI: 00:1e.0 [8086/9d27] enabled
  754 09:53:09.714230  PCI: 00:1e.2 [8086/0000] bus ops
  755 09:53:09.717410  PCI: 00:1e.2 [8086/9d29] enabled
  756 09:53:09.720510  PCI: 00:1e.4 [8086/9d2b] enabled
  757 09:53:09.720949  PCI: 00:1e.6 [8086/0000] ops
  758 09:53:09.723730  PCI: 00:1e.6 [8086/9d2d] enabled
  759 09:53:09.727450  PCI: 00:1f.0 [8086/0000] bus ops
  760 09:53:09.730567  PCI: 00:1f.0 [8086/9d4b] enabled
  761 09:53:09.737379  PCI: Static device PCI: 00:1f.1 not found, disabling it.
  762 09:53:09.740510  PCI: 00:1f.2 [8086/0000] bus ops
  763 09:53:09.743618  PCI: 00:1f.2 [8086/9d21] enabled
  764 09:53:09.747010  PCI: 00:1f.3 [8086/0000] bus ops
  765 09:53:09.750259  PCI: 00:1f.3 [8086/9d71] enabled
  766 09:53:09.753610  PCI: 00:1f.4 [8086/0000] bus ops
  767 09:53:09.756984  PCI: 00:1f.4 [8086/9d23] enabled
  768 09:53:09.760485  PCI: 00:1f.5 [8086/0000] bus ops
  769 09:53:09.763399  PCI: 00:1f.5 [8086/9d24] enabled
  770 09:53:09.766861  PCI: 00:14.0 scanning...
  771 09:53:09.770378  scan_usb_bus for PCI: 00:14.0
  772 09:53:09.773744  USB0 port 0 enabled
  773 09:53:09.774287  USB0 port 0 scanning...
  774 09:53:09.776882  scan_usb_bus for USB0 port 0
  775 09:53:09.780364  USB2 port 0 enabled
  776 09:53:09.780803  USB2 port 1 enabled
  777 09:53:09.783184  USB2 port 2 enabled
  778 09:53:09.786611  USB2 port 4 enabled
  779 09:53:09.787052  USB2 port 8 enabled
  780 09:53:09.789900  USB2 port 0 scanning...
  781 09:53:09.793418  scan_usb_bus for USB2 port 0
  782 09:53:09.796380  scan_usb_bus for USB2 port 0 done
  783 09:53:09.803267  scan_bus: scanning of bus USB2 port 0 took 8970 usecs
  784 09:53:09.803712  USB2 port 1 scanning...
  785 09:53:09.806578  scan_usb_bus for USB2 port 1
  786 09:53:09.809751  scan_usb_bus for USB2 port 1 done
  787 09:53:09.816266  scan_bus: scanning of bus USB2 port 1 took 8962 usecs
  788 09:53:09.819588  USB2 port 2 scanning...
  789 09:53:09.822982  scan_usb_bus for USB2 port 2
  790 09:53:09.826855  scan_usb_bus for USB2 port 2 done
  791 09:53:09.829523  scan_bus: scanning of bus USB2 port 2 took 8968 usecs
  792 09:53:09.832957  USB2 port 4 scanning...
  793 09:53:09.836237  scan_usb_bus for USB2 port 4
  794 09:53:09.839555  scan_usb_bus for USB2 port 4 done
  795 09:53:09.846080  scan_bus: scanning of bus USB2 port 4 took 8963 usecs
  796 09:53:09.846525  USB2 port 8 scanning...
  797 09:53:09.849772  scan_usb_bus for USB2 port 8
  798 09:53:09.852754  scan_usb_bus for USB2 port 8 done
  799 09:53:09.859157  scan_bus: scanning of bus USB2 port 8 took 8962 usecs
  800 09:53:09.862998  scan_usb_bus for USB0 port 0 done
  801 09:53:09.869428  scan_bus: scanning of bus USB0 port 0 took 90917 usecs
  802 09:53:09.873066  scan_usb_bus for PCI: 00:14.0 done
  803 09:53:09.876074  scan_bus: scanning of bus PCI: 00:14.0 took 107695 usecs
  804 09:53:09.879225  PCI: 00:15.0 scanning...
  805 09:53:09.882916  scan_generic_bus for PCI: 00:15.0
  806 09:53:09.885858  bus: PCI: 00:15.0[0]->I2C: 01:5c enabled
  807 09:53:09.892830  scan_generic_bus for PCI: 00:15.0 done
  808 09:53:09.896055  scan_bus: scanning of bus PCI: 00:15.0 took 14141 usecs
  809 09:53:09.899306  PCI: 00:15.1 scanning...
  810 09:53:09.902836  scan_generic_bus for PCI: 00:15.1
  811 09:53:09.905972  bus: PCI: 00:15.1[0]->I2C: 02:15 enabled
  812 09:53:09.912577  scan_generic_bus for PCI: 00:15.1 done
  813 09:53:09.916367  scan_bus: scanning of bus PCI: 00:15.1 took 14151 usecs
  814 09:53:09.919099  PCI: 00:19.1 scanning...
  815 09:53:09.922304  scan_generic_bus for PCI: 00:19.1
  816 09:53:09.925901  bus: PCI: 00:19.1[0]->I2C: 03:39 enabled
  817 09:53:09.932281  bus: PCI: 00:19.1[0]->I2C: 03:3a enabled
  818 09:53:09.935458  bus: PCI: 00:19.1[0]->I2C: 03:1a enabled
  819 09:53:09.939050  scan_generic_bus for PCI: 00:19.1 done
  820 09:53:09.945559  scan_bus: scanning of bus PCI: 00:19.1 took 22362 usecs
  821 09:53:09.946128  PCI: 00:1c.0 scanning...
  822 09:53:09.948954  do_pci_scan_bridge for PCI: 00:1c.0
  823 09:53:09.952478  PCI: pci_scan_bus for bus 01
  824 09:53:09.955513  PCI: 01:00.0 [8086/095a] enabled
  825 09:53:09.958758  Capability: type 0x01 @ 0xc8
  826 09:53:09.962042  Capability: type 0x05 @ 0xd0
  827 09:53:09.965638  Capability: type 0x10 @ 0x40
  828 09:53:09.969004  Capability: type 0x10 @ 0x40
  829 09:53:09.972140  Enabling Common Clock Configuration
  830 09:53:09.975699  L1 Sub-State supported from root port 28
  831 09:53:09.978668  L1 Sub-State Support = 0xf
  832 09:53:09.982431  CommonModeRestoreTime = 0x28
  833 09:53:09.985482  Power On Value = 0x1e, Power On Scale = 0x0
  834 09:53:09.988510  ASPM: Enabled L1
  835 09:53:09.992022  Capability: type 0x01 @ 0xc8
  836 09:53:09.995367  Capability: type 0x05 @ 0xd0
  837 09:53:09.998477  Capability: type 0x10 @ 0x40
  838 09:53:10.002050  scan_bus: scanning of bus PCI: 00:1c.0 took 53525 usecs
  839 09:53:10.005072  PCI: 00:1e.2 scanning...
  840 09:53:10.008738  scan_generic_bus for PCI: 00:1e.2
  841 09:53:10.012091  bus: PCI: 00:1e.2[0]->SPI: 00 enabled
  842 09:53:10.015014  scan_generic_bus for PCI: 00:1e.2 done
  843 09:53:10.022166  scan_bus: scanning of bus PCI: 00:1e.2 took 13866 usecs
  844 09:53:10.025307  PCI: 00:1f.0 scanning...
  845 09:53:10.028474  scan_lpc_bus for PCI: 00:1f.0
  846 09:53:10.029028  PNP: 0c09.0 enabled
  847 09:53:10.035116  scan_lpc_bus for PCI: 00:1f.0 done
  848 09:53:10.038420  scan_bus: scanning of bus PCI: 00:1f.0 took 11322 usecs
  849 09:53:10.042099  PCI: 00:1f.2 scanning...
  850 09:53:10.045014  scan_lpc_bus for PCI: 00:1f.2
  851 09:53:10.048521  scan_lpc_bus for PCI: 00:1f.2 done
  852 09:53:10.055273  scan_bus: scanning of bus PCI: 00:1f.2 took 9258 usecs
  853 09:53:10.055841  PCI: 00:1f.3 scanning...
  854 09:53:10.061489  scan_bus: scanning of bus PCI: 00:1f.3 took 2719 usecs
  855 09:53:10.064902  PCI: 00:1f.4 scanning...
  856 09:53:10.068373  scan_generic_bus for PCI: 00:1f.4
  857 09:53:10.071610  scan_generic_bus for PCI: 00:1f.4 done
  858 09:53:10.078510  scan_bus: scanning of bus PCI: 00:1f.4 took 10038 usecs
  859 09:53:10.081616  PCI: 00:1f.5 scanning...
  860 09:53:10.084639  scan_generic_bus for PCI: 00:1f.5
  861 09:53:10.088119  scan_generic_bus for PCI: 00:1f.5 done
  862 09:53:10.094524  scan_bus: scanning of bus PCI: 00:1f.5 took 10046 usecs
  863 09:53:10.098073  scan_bus: scanning of bus DOMAIN: 0000 took 465918 usecs
  864 09:53:10.100985  root_dev_scan_bus for Root Device done
  865 09:53:10.107915  scan_bus: scanning of bus Root Device took 486022 usecs
  866 09:53:10.108547  done
  867 09:53:10.111318  Chrome EC: UHEPI supported
  868 09:53:10.117823  FMAP: area RECOVERY_MRC_CACHE found @ 9d0000 (65536 bytes)
  869 09:53:10.124881  MRC: Checking cached data update for 'RECOVERY_MRC_CACHE'.
  870 09:53:10.131196  SF: Detected FAST_SPI Hardware Sequencer with sector size 0x1000, total 0x1000000
  871 09:53:10.138965  FMAP: area UNIFIED_MRC_CACHE found @ 9d0000 (131072 bytes)
  872 09:53:10.141961  SPI flash protection: WPSW=0 SRP0=0
  873 09:53:10.148582  MRC: NOT enabling PRR for 'UNIFIED_MRC_CACHE'.
  874 09:53:10.155309  BS: BS_DEV_ENUMERATE times (us): entry 0 run 825753 exit 39313
  875 09:53:10.155891  found VGA at PCI: 00:02.0
  876 09:53:10.158628  Setting up VGA for PCI: 00:02.0
  877 09:53:10.165185  Setting PCI_BRIDGE_CTL_VGA for bridge DOMAIN: 0000
  878 09:53:10.168546  Setting PCI_BRIDGE_CTL_VGA for bridge Root Device
  879 09:53:10.171908  Allocating resources...
  880 09:53:10.175302  Reading resources...
  881 09:53:10.178501  Root Device read_resources bus 0 link: 0
  882 09:53:10.181691  CPU_CLUSTER: 0 read_resources bus 0 link: 0
  883 09:53:10.188494  CPU_CLUSTER: 0 read_resources bus 0 link: 0 done
  884 09:53:10.191808  DOMAIN: 0000 read_resources bus 0 link: 0
  885 09:53:10.198671  PCI: 00:14.0 read_resources bus 0 link: 0
  886 09:53:10.202098  USB0 port 0 read_resources bus 0 link: 0
  887 09:53:10.208633  USB0 port 0 read_resources bus 0 link: 0 done
  888 09:53:10.211853  PCI: 00:14.0 read_resources bus 0 link: 0 done
  889 09:53:10.218587  PCI: 00:15.0 read_resources bus 1 link: 0
  890 09:53:10.221793  PCI: 00:15.0 read_resources bus 1 link: 0 done
  891 09:53:10.225327  PCI: 00:15.1 read_resources bus 2 link: 0
  892 09:53:10.232395  PCI: 00:15.1 read_resources bus 2 link: 0 done
  893 09:53:10.235487  PCI: 00:19.1 read_resources bus 3 link: 0
  894 09:53:10.242597  PCI: 00:19.1 read_resources bus 3 link: 0 done
  895 09:53:10.245799  PCI: 00:1c.0 read_resources bus 1 link: 0
  896 09:53:10.252330  PCI: 00:1c.0 read_resources bus 1 link: 0 done
  897 09:53:10.255474  PCI: 00:1e.2 read_resources bus 4 link: 0
  898 09:53:10.261962  PCI: 00:1e.2 read_resources bus 4 link: 0 done
  899 09:53:10.265405  PCI: 00:1f.0 read_resources bus 0 link: 0
  900 09:53:10.272157  PCI: 00:1f.0 read_resources bus 0 link: 0 done
  901 09:53:10.278768  DOMAIN: 0000 read_resources bus 0 link: 0 done
  902 09:53:10.282070  Root Device read_resources bus 0 link: 0 done
  903 09:53:10.285268  Done reading resources.
  904 09:53:10.288527  Show resources in subtree (Root Device)...After reading.
  905 09:53:10.295480   Root Device child on link 0 CPU_CLUSTER: 0
  906 09:53:10.298277    CPU_CLUSTER: 0 child on link 0 APIC: 00
  907 09:53:10.298780     APIC: 00
  908 09:53:10.301904     APIC: 01
  909 09:53:10.302384     APIC: 03
  910 09:53:10.305006     APIC: 02
  911 09:53:10.308687    DOMAIN: 0000 child on link 0 PCI: 00:00.0
  912 09:53:10.318538    DOMAIN: 0000 resource base 0 size 0 align 0 gran 0 limit ffff flags 40040100 index 10000000
  913 09:53:10.328413    DOMAIN: 0000 resource base 0 size 0 align 0 gran 0 limit ffffffff flags 40040200 index 10000100
  914 09:53:10.329023     PCI: 00:00.0
  915 09:53:10.338274     PCI: 00:00.0 resource base e0000000 size 4000000 align 0 gran 0 limit 0 flags f0000200 index 0
  916 09:53:10.348186     PCI: 00:00.0 resource base fed10000 size 8000 align 0 gran 0 limit 0 flags f0000200 index 1
  917 09:53:10.357946     PCI: 00:00.0 resource base fed18000 size 1000 align 0 gran 0 limit 0 flags f0000200 index 2
  918 09:53:10.364860     PCI: 00:00.0 resource base fed19000 size 1000 align 0 gran 0 limit 0 flags f0000200 index 3
  919 09:53:10.374497     PCI: 00:00.0 resource base fed84000 size 1000 align 0 gran 0 limit 0 flags f0000200 index 4
  920 09:53:10.384366     PCI: 00:00.0 resource base fed80000 size 4000 align 0 gran 0 limit 0 flags f0000200 index 5
  921 09:53:10.394726     PCI: 00:00.0 resource base fed90000 size 1000 align 0 gran 0 limit 0 flags f0000200 index 6
  922 09:53:10.404354     PCI: 00:00.0 resource base fed91000 size 1000 align 0 gran 0 limit 0 flags f0000200 index 7
  923 09:53:10.411224     PCI: 00:00.0 resource base 0 size a0000 align 0 gran 0 limit 0 flags e0004200 index 8
  924 09:53:10.420760     PCI: 00:00.0 resource base c0000 size 7af40000 align 0 gran 0 limit 0 flags e0004200 index 9
  925 09:53:10.430537     PCI: 00:00.0 resource base 7b000000 size 800000 align 0 gran 0 limit 0 flags f0004200 index b
  926 09:53:10.440583     PCI: 00:00.0 resource base 7b800000 size 4800000 align 0 gran 0 limit 0 flags f0000200 index c
  927 09:53:10.450640     PCI: 00:00.0 resource base 100000000 size 7f000000 align 0 gran 0 limit 0 flags e0004200 index d
  928 09:53:10.460283     PCI: 00:00.0 resource base a0000 size 20000 align 0 gran 0 limit 0 flags f0000200 index e
  929 09:53:10.467272     PCI: 00:00.0 resource base c0000 size 40000 align 0 gran 0 limit 0 flags f0004200 index f
  930 09:53:10.469895     PCI: 00:02.0
  931 09:53:10.480306     PCI: 00:02.0 resource base 0 size 1000000 align 24 gran 24 limit ffffffffffffffff flags 201 index 10
  932 09:53:10.490180     PCI: 00:02.0 resource base 0 size 10000000 align 28 gran 28 limit ffffffffffffffff flags 1201 index 18
  933 09:53:10.499806     PCI: 00:02.0 resource base 0 size 40 align 6 gran 6 limit ffff flags 100 index 20
  934 09:53:10.500402     PCI: 00:04.0
  935 09:53:10.509918     PCI: 00:04.0 resource base 0 size 8000 align 15 gran 15 limit ffffffffffffffff flags 201 index 10
  936 09:53:10.513368     PCI: 00:08.0
  937 09:53:10.523193     PCI: 00:08.0 resource base 0 size 1000 align 12 gran 12 limit ffffffffffffffff flags 201 index 10
  938 09:53:10.526142     PCI: 00:14.0 child on link 0 USB0 port 0
  939 09:53:10.536024     PCI: 00:14.0 resource base 0 size 10000 align 16 gran 16 limit ffffffffffffffff flags 201 index 10
  940 09:53:10.539176      USB0 port 0 child on link 0 USB2 port 0
  941 09:53:10.542719       USB2 port 0
  942 09:53:10.542805       USB2 port 1
  943 09:53:10.545703       USB2 port 2
  944 09:53:10.549716       USB2 port 4
  945 09:53:10.549802       USB2 port 8
  946 09:53:10.552605     PCI: 00:14.1
  947 09:53:10.552691     PCI: 00:14.2
  948 09:53:10.562882     PCI: 00:14.2 resource base 0 size 1000 align 12 gran 12 limit ffffffffffffffff flags 201 index 10
  949 09:53:10.565952     PCI: 00:15.0 child on link 0 I2C: 01:5c
  950 09:53:10.575818     PCI: 00:15.0 resource base 0 size 1000 align 12 gran 12 limit ffffffffffffffff flags 201 index 10
  951 09:53:10.578818      I2C: 01:5c
  952 09:53:10.582342     PCI: 00:15.1 child on link 0 I2C: 02:15
  953 09:53:10.592428     PCI: 00:15.1 resource base 0 size 1000 align 12 gran 12 limit ffffffffffffffff flags 201 index 10
  954 09:53:10.595485      I2C: 02:15
  955 09:53:10.595559     PCI: 00:15.2
  956 09:53:10.598627     PCI: 00:15.3
  957 09:53:10.598698     PCI: 00:16.0
  958 09:53:10.608661     PCI: 00:16.0 resource base 0 size 1000 align 12 gran 12 limit ffffffffffffffff flags 201 index 10
  959 09:53:10.612240     PCI: 00:16.1
  960 09:53:10.612328     PCI: 00:16.2
  961 09:53:10.615219     PCI: 00:16.3
  962 09:53:10.615293     PCI: 00:16.4
  963 09:53:10.618842     PCI: 00:17.0
  964 09:53:10.618916     PCI: 00:19.0
  965 09:53:10.628848     PCI: 00:19.0 resource base fe034000 size 1000 align 12 gran 12 limit ffffffffffffffff flags c0000200 index 10
  966 09:53:10.638571     PCI: 00:19.0 resource base 0 size 1000 align 12 gran 12 limit ffffffffffffffff flags 201 index 18
  967 09:53:10.645167     PCI: 00:19.1 child on link 0 I2C: 03:39
  968 09:53:10.655449     PCI: 00:19.1 resource base 0 size 1000 align 12 gran 12 limit ffffffffffffffff flags 201 index 10
  969 09:53:10.655529      I2C: 03:39
  970 09:53:10.658810      I2C: 03:3a
  971 09:53:10.658883      I2C: 03:1a
  972 09:53:10.661661     PCI: 00:19.2
  973 09:53:10.664970     PCI: 00:1c.0 child on link 0 PCI: 01:00.0
  974 09:53:10.674937     PCI: 00:1c.0 resource base 0 size 0 align 12 gran 12 limit ffff flags 80102 index 1c
  975 09:53:10.685589     PCI: 00:1c.0 resource base 0 size 0 align 20 gran 20 limit ffffffffffffffff flags 81202 index 24
  976 09:53:10.691700     PCI: 00:1c.0 resource base 0 size 0 align 20 gran 20 limit ffffffff flags 80202 index 20
  977 09:53:10.694781      PCI: 01:00.0
  978 09:53:10.704960      PCI: 01:00.0 resource base 0 size 2000 align 13 gran 13 limit ffffffffffffffff flags 201 index 10
  979 09:53:10.705046     PCI: 00:1c.1
  980 09:53:10.707947     PCI: 00:1c.2
  981 09:53:10.708071     PCI: 00:1c.3
  982 09:53:10.711547     PCI: 00:1c.4
  983 09:53:10.711633     PCI: 00:1c.5
  984 09:53:10.714773     PCI: 00:1c.6
  985 09:53:10.714858     PCI: 00:1c.7
  986 09:53:10.717990     PCI: 00:1d.0
  987 09:53:10.718088     PCI: 00:1d.1
  988 09:53:10.721247     PCI: 00:1d.2
  989 09:53:10.721333     PCI: 00:1d.3
  990 09:53:10.724475     PCI: 00:1e.0
  991 09:53:10.734568     PCI: 00:1e.0 resource base 0 size 1000 align 12 gran 12 limit ffffffffffffffff flags 201 index 10
  992 09:53:10.734654     PCI: 00:1e.1
  993 09:53:10.741208     PCI: 00:1e.2 child on link 0 SPI: 00
  994 09:53:10.751265     PCI: 00:1e.2 resource base 0 size 1000 align 12 gran 12 limit ffffffffffffffff flags 201 index 10
  995 09:53:10.751352      SPI: 00
  996 09:53:10.751420     PCI: 00:1e.3
  997 09:53:10.754499     PCI: 00:1e.4
  998 09:53:10.764381     PCI: 00:1e.4 resource base 0 size 1000 align 12 gran 12 limit ffffffffffffffff flags 201 index 10
  999 09:53:10.764467     PCI: 00:1e.5
 1000 09:53:10.767818     PCI: 00:1e.6
 1001 09:53:10.777522     PCI: 00:1e.6 resource base 0 size 1000 align 12 gran 12 limit ffffffffffffffff flags 201 index 10
 1002 09:53:10.780958     PCI: 00:1f.0 child on link 0 PNP: 0c09.0
 1003 09:53:10.790684     PCI: 00:1f.0 resource base 0 size 1000 align 0 gran 0 limit 0 flags c0000100 index 0
 1004 09:53:10.790769      PNP: 0c09.0
 1005 09:53:10.800827      PNP: 0c09.0 resource base 800 size 1ff align 0 gran 0 limit 0 flags c0000100 index 0
 1006 09:53:10.804003     PCI: 00:1f.1
 1007 09:53:10.804093     PCI: 00:1f.2
 1008 09:53:10.814089     PCI: 00:1f.2 resource base 0 size 4000 align 14 gran 14 limit ffffffff flags 200 index 10
 1009 09:53:10.824099     PCI: 00:1f.2 resource base fe000000 size 10000 align 0 gran 0 limit 0 flags d0000200 index 48
 1010 09:53:10.830365     PCI: 00:1f.2 resource base 1800 size 100 align 0 gran 0 limit 0 flags c0000100 index 40
 1011 09:53:10.833937     PCI: 00:1f.3
 1012 09:53:10.843718     PCI: 00:1f.3 resource base 0 size 4000 align 14 gran 14 limit ffffffffffffffff flags 201 index 10
 1013 09:53:10.853861     PCI: 00:1f.3 resource base 0 size 10000 align 16 gran 16 limit ffffffffffffffff flags 201 index 20
 1014 09:53:10.853948     PCI: 00:1f.4
 1015 09:53:10.863765     PCI: 00:1f.4 resource base efa0 size 20 align 0 gran 0 limit efbf flags f0000100 index 20
 1016 09:53:10.873584     PCI: 00:1f.4 resource base 0 size 100 align 12 gran 8 limit ffffffffffffffff flags 201 index 10
 1017 09:53:10.876786     PCI: 00:1f.5
 1018 09:53:10.883388     PCI: 00:1f.5 resource base 0 size 1000 align 12 gran 12 limit ffffffff flags 200 index 10
 1019 09:53:10.886545     PCI: 00:1f.6
 1020 09:53:10.893280  DOMAIN: 0000 io: base: 0 size: 0 align: 0 gran: 0 limit: ffff
 1021 09:53:10.899869  PCI: 00:1c.0 io: base: 0 size: 0 align: 12 gran: 12 limit: ffff
 1022 09:53:10.906359  PCI: 00:1c.0 io: base: 0 size: 0 align: 12 gran: 12 limit: ffff done
 1023 09:53:10.909826  PCI: 00:02.0 20 *  [0x0 - 0x3f] io
 1024 09:53:10.916244  DOMAIN: 0000 io: base: 40 size: 40 align: 6 gran: 0 limit: ffff done
 1025 09:53:10.922899  DOMAIN: 0000 mem: base: 0 size: 0 align: 0 gran: 0 limit: ffffffff
 1026 09:53:10.929596  PCI: 00:1c.0 prefmem: base: 0 size: 0 align: 20 gran: 20 limit: ffffffffffffffff
 1027 09:53:10.939610  PCI: 00:1c.0 prefmem: base: 0 size: 0 align: 20 gran: 20 limit: ffffffffffffffff done
 1028 09:53:10.989430  PCI: 00:1c.0 mem: base: 0 size: 0 align: 20 gran: 20 limit: ffffffff
 1029 09:53:10.989713  PCI: 01:00.0 10 *  [0x0 - 0x1fff] mem
 1030 09:53:10.989784  PCI: 00:1c.0 mem: base: 2000 size: 100000 align: 20 gran: 20 limit: ffffffff done
 1031 09:53:10.990050  PCI: 00:02.0 18 *  [0x0 - 0xfffffff] prefmem
 1032 09:53:10.990373  PCI: 00:02.0 10 *  [0x10000000 - 0x10ffffff] mem
 1033 09:53:10.990458  PCI: 00:1c.0 20 *  [0x11000000 - 0x110fffff] mem
 1034 09:53:10.990766  PCI: 00:14.0 10 *  [0x11100000 - 0x1110ffff] mem
 1035 09:53:10.991446  PCI: 00:1f.3 20 *  [0x11110000 - 0x1111ffff] mem
 1036 09:53:10.991722  PCI: 00:04.0 10 *  [0x11120000 - 0x11127fff] mem
 1037 09:53:10.996297  PCI: 00:1f.2 10 *  [0x11128000 - 0x1112bfff] mem
 1038 09:53:10.996381  PCI: 00:1f.3 10 *  [0x1112c000 - 0x1112ffff] mem
 1039 09:53:10.999798  PCI: 00:08.0 10 *  [0x11130000 - 0x11130fff] mem
 1040 09:53:11.006184  PCI: 00:14.2 10 *  [0x11131000 - 0x11131fff] mem
 1041 09:53:11.009376  PCI: 00:15.0 10 *  [0x11132000 - 0x11132fff] mem
 1042 09:53:11.016014  PCI: 00:15.1 10 *  [0x11133000 - 0x11133fff] mem
 1043 09:53:11.019199  PCI: 00:16.0 10 *  [0x11134000 - 0x11134fff] mem
 1044 09:53:11.025903  PCI: 00:19.0 18 *  [0x11135000 - 0x11135fff] mem
 1045 09:53:11.029465  PCI: 00:19.1 10 *  [0x11136000 - 0x11136fff] mem
 1046 09:53:11.035771  PCI: 00:1e.0 10 *  [0x11137000 - 0x11137fff] mem
 1047 09:53:11.039248  PCI: 00:1e.2 10 *  [0x11138000 - 0x11138fff] mem
 1048 09:53:11.046077  PCI: 00:1e.4 10 *  [0x11139000 - 0x11139fff] mem
 1049 09:53:11.049108  PCI: 00:1e.6 10 *  [0x1113a000 - 0x1113afff] mem
 1050 09:53:11.055535  PCI: 00:1f.5 10 *  [0x1113b000 - 0x1113bfff] mem
 1051 09:53:11.059125  PCI: 00:1f.4 10 *  [0x1113c000 - 0x1113c0ff] mem
 1052 09:53:11.069177  DOMAIN: 0000 mem: base: 1113c100 size: 1113c100 align: 28 gran: 0 limit: ffffffff done
 1053 09:53:11.072547  avoid_fixed_resources: DOMAIN: 0000
 1054 09:53:11.078647  avoid_fixed_resources:@DOMAIN: 0000 10000000 limit 0000ffff
 1055 09:53:11.082264  avoid_fixed_resources:@DOMAIN: 0000 10000100 limit ffffffff
 1056 09:53:11.092152  constrain_resources: PCI: 00:00.0 00 base e0000000 limit e3ffffff mem (fixed)
 1057 09:53:11.098625  constrain_resources: PCI: 00:00.0 08 base 00000000 limit 0009ffff mem (fixed)
 1058 09:53:11.105422  constrain_resources: PCI: 00:00.0 09 base 000c0000 limit 7affffff mem (fixed)
 1059 09:53:11.115151  constrain_resources: PCI: 00:00.0 0b base 7b000000 limit 7b7fffff mem (fixed)
 1060 09:53:11.121702  constrain_resources: PCI: 00:00.0 0c base 7b800000 limit 7fffffff mem (fixed)
 1061 09:53:11.128441  constrain_resources: PCI: 00:1f.0 00 base 00000000 limit 00000fff io (fixed)
 1062 09:53:11.138194  constrain_resources: PCI: 00:1f.2 40 base 00001800 limit 000018ff io (fixed)
 1063 09:53:11.144904  constrain_resources: PCI: 00:1f.4 20 base 0000efa0 limit 0000efbf io (fixed)
 1064 09:53:11.151387  avoid_fixed_resources:@DOMAIN: 0000 10000000 base 00001900 limit 0000ef9f
 1065 09:53:11.158000  avoid_fixed_resources:@DOMAIN: 0000 10000100 base c0000000 limit dfffffff
 1066 09:53:11.161555  Setting resources...
 1067 09:53:11.168113  DOMAIN: 0000 io: base:1900 size:40 align:6 gran:0 limit:ef9f
 1068 09:53:11.171719  PCI: 00:02.0 20 *  [0x1c00 - 0x1c3f] io
 1069 09:53:11.178319  DOMAIN: 0000 io: next_base: 1c40 size: 40 align: 6 gran: 0 done
 1070 09:53:11.184578  PCI: 00:1c.0 io: base:ef9f size:0 align:12 gran:12 limit:ef9f
 1071 09:53:11.191304  PCI: 00:1c.0 io: next_base: ef9f size: 0 align: 12 gran: 12 done
 1072 09:53:11.198076  DOMAIN: 0000 mem: base:c0000000 size:1113c100 align:28 gran:0 limit:dfffffff
 1073 09:53:11.204315  PCI: 00:02.0 18 *  [0xc0000000 - 0xcfffffff] prefmem
 1074 09:53:11.207830  PCI: 00:02.0 10 *  [0xd0000000 - 0xd0ffffff] mem
 1075 09:53:11.214085  PCI: 00:1c.0 20 *  [0xd1000000 - 0xd10fffff] mem
 1076 09:53:11.217708  PCI: 00:14.0 10 *  [0xd1100000 - 0xd110ffff] mem
 1077 09:53:11.224094  PCI: 00:1f.3 20 *  [0xd1110000 - 0xd111ffff] mem
 1078 09:53:11.227682  PCI: 00:04.0 10 *  [0xd1120000 - 0xd1127fff] mem
 1079 09:53:11.230793  PCI: 00:1f.2 10 *  [0xd1128000 - 0xd112bfff] mem
 1080 09:53:11.237694  PCI: 00:1f.3 10 *  [0xd112c000 - 0xd112ffff] mem
 1081 09:53:11.240563  PCI: 00:08.0 10 *  [0xd1130000 - 0xd1130fff] mem
 1082 09:53:11.247208  PCI: 00:14.2 10 *  [0xd1131000 - 0xd1131fff] mem
 1083 09:53:11.250577  PCI: 00:15.0 10 *  [0xd1132000 - 0xd1132fff] mem
 1084 09:53:11.257501  PCI: 00:15.1 10 *  [0xd1133000 - 0xd1133fff] mem
 1085 09:53:11.260392  PCI: 00:16.0 10 *  [0xd1134000 - 0xd1134fff] mem
 1086 09:53:11.267066  PCI: 00:19.0 18 *  [0xd1135000 - 0xd1135fff] mem
 1087 09:53:11.270519  PCI: 00:19.1 10 *  [0xd1136000 - 0xd1136fff] mem
 1088 09:53:11.276925  PCI: 00:1e.0 10 *  [0xd1137000 - 0xd1137fff] mem
 1089 09:53:11.280376  PCI: 00:1e.2 10 *  [0xd1138000 - 0xd1138fff] mem
 1090 09:53:11.286812  PCI: 00:1e.4 10 *  [0xd1139000 - 0xd1139fff] mem
 1091 09:53:11.290378  PCI: 00:1e.6 10 *  [0xd113a000 - 0xd113afff] mem
 1092 09:53:11.296910  PCI: 00:1f.5 10 *  [0xd113b000 - 0xd113bfff] mem
 1093 09:53:11.300140  PCI: 00:1f.4 10 *  [0xd113c000 - 0xd113c0ff] mem
 1094 09:53:11.306725  DOMAIN: 0000 mem: next_base: d113c100 size: 1113c100 align: 28 gran: 0 done
 1095 09:53:11.316634  PCI: 00:1c.0 prefmem: base:dfffffff size:0 align:20 gran:20 limit:dfffffff
 1096 09:53:11.323422  PCI: 00:1c.0 prefmem: next_base: dfffffff size: 0 align: 20 gran: 20 done
 1097 09:53:11.330144  PCI: 00:1c.0 mem: base:d1000000 size:100000 align:20 gran:20 limit:d10fffff
 1098 09:53:11.333483  PCI: 01:00.0 10 *  [0xd1000000 - 0xd1001fff] mem
 1099 09:53:11.343238  PCI: 00:1c.0 mem: next_base: d1002000 size: 100000 align: 20 gran: 20 done
 1100 09:53:11.346457  Root Device assign_resources, bus 0 link: 0
 1101 09:53:11.349981  DOMAIN: 0000 assign_resources, bus 0 link: 0
 1102 09:53:11.360036  PCI: 00:02.0 10 <- [0x00d0000000 - 0x00d0ffffff] size 0x01000000 gran 0x18 mem64
 1103 09:53:11.366758  PCI: 00:02.0 18 <- [0x00c0000000 - 0x00cfffffff] size 0x10000000 gran 0x1c prefmem64
 1104 09:53:11.376398  PCI: 00:02.0 20 <- [0x0000001c00 - 0x0000001c3f] size 0x00000040 gran 0x06 io
 1105 09:53:11.383387  PCI: 00:04.0 10 <- [0x00d1120000 - 0x00d1127fff] size 0x00008000 gran 0x0f mem64
 1106 09:53:11.393217  PCI: 00:08.0 10 <- [0x00d1130000 - 0x00d1130fff] size 0x00001000 gran 0x0c mem64
 1107 09:53:11.399834  PCI: 00:14.0 10 <- [0x00d1100000 - 0x00d110ffff] size 0x00010000 gran 0x10 mem64
 1108 09:53:11.403412  PCI: 00:14.0 assign_resources, bus 0 link: 0
 1109 09:53:11.409771  PCI: 00:14.0 assign_resources, bus 0 link: 0
 1110 09:53:11.416604  PCI: 00:14.2 10 <- [0x00d1131000 - 0x00d1131fff] size 0x00001000 gran 0x0c mem64
 1111 09:53:11.426172  PCI: 00:15.0 10 <- [0x00d1132000 - 0x00d1132fff] size 0x00001000 gran 0x0c mem64
 1112 09:53:11.429388  PCI: 00:15.0 assign_resources, bus 1 link: 0
 1113 09:53:11.436094  PCI: 00:15.0 assign_resources, bus 1 link: 0
 1114 09:53:11.442652  PCI: 00:15.1 10 <- [0x00d1133000 - 0x00d1133fff] size 0x00001000 gran 0x0c mem64
 1115 09:53:11.446237  PCI: 00:15.1 assign_resources, bus 2 link: 0
 1116 09:53:11.452568  PCI: 00:15.1 assign_resources, bus 2 link: 0
 1117 09:53:11.459034  PCI: 00:16.0 10 <- [0x00d1134000 - 0x00d1134fff] size 0x00001000 gran 0x0c mem64
 1118 09:53:11.468999  PCI: 00:19.0 18 <- [0x00d1135000 - 0x00d1135fff] size 0x00001000 gran 0x0c mem64
 1119 09:53:11.475710  PCI: 00:19.1 10 <- [0x00d1136000 - 0x00d1136fff] size 0x00001000 gran 0x0c mem64
 1120 09:53:11.482535  PCI: 00:19.1 assign_resources, bus 3 link: 0
 1121 09:53:11.485876  PCI: 00:19.1 assign_resources, bus 3 link: 0
 1122 09:53:11.495464  PCI: 00:1c.0 1c <- [0x000000ef9f - 0x000000ef9e] size 0x00000000 gran 0x0c bus 01 io
 1123 09:53:11.502353  PCI: 00:1c.0 24 <- [0x00dfffffff - 0x00dffffffe] size 0x00000000 gran 0x14 bus 01 prefmem
 1124 09:53:11.512288  PCI: 00:1c.0 20 <- [0x00d1000000 - 0x00d10fffff] size 0x00100000 gran 0x14 bus 01 mem
 1125 09:53:11.515439  PCI: 00:1c.0 assign_resources, bus 1 link: 0
 1126 09:53:11.525402  PCI: 01:00.0 10 <- [0x00d1000000 - 0x00d1001fff] size 0x00002000 gran 0x0d mem64
 1127 09:53:11.528539  PCI: 00:1c.0 assign_resources, bus 1 link: 0
 1128 09:53:11.538805  PCI: 00:1e.0 10 <- [0x00d1137000 - 0x00d1137fff] size 0x00001000 gran 0x0c mem64
 1129 09:53:11.545290  PCI: 00:1e.2 10 <- [0x00d1138000 - 0x00d1138fff] size 0x00001000 gran 0x0c mem64
 1130 09:53:11.548813  PCI: 00:1e.2 assign_resources, bus 4 link: 0
 1131 09:53:11.555126  PCI: 00:1e.2 assign_resources, bus 4 link: 0
 1132 09:53:11.561650  PCI: 00:1e.4 10 <- [0x00d1139000 - 0x00d1139fff] size 0x00001000 gran 0x0c mem64
 1133 09:53:11.571704  PCI: 00:1e.6 10 <- [0x00d113a000 - 0x00d113afff] size 0x00001000 gran 0x0c mem64
 1134 09:53:11.575100  PCI: 00:1f.0 assign_resources, bus 0 link: 0
 1135 09:53:11.581648  PCI: 00:1f.0 assign_resources, bus 0 link: 0
 1136 09:53:11.585020  LPC: Trying to open IO window from 800 size 1ff
 1137 09:53:11.591523  PCI: 00:1f.2 10 <- [0x00d1128000 - 0x00d112bfff] size 0x00004000 gran 0x0e mem
 1138 09:53:11.601135  PCI: 00:1f.3 10 <- [0x00d112c000 - 0x00d112ffff] size 0x00004000 gran 0x0e mem64
 1139 09:53:11.607677  PCI: 00:1f.3 20 <- [0x00d1110000 - 0x00d111ffff] size 0x00010000 gran 0x10 mem64
 1140 09:53:11.617947  PCI: 00:1f.4 10 <- [0x00d113c000 - 0x00d113c0ff] size 0x00000100 gran 0x08 mem64
 1141 09:53:11.624751  PCI: 00:1f.5 10 <- [0x00d113b000 - 0x00d113bfff] size 0x00001000 gran 0x0c mem
 1142 09:53:11.630979  DOMAIN: 0000 assign_resources, bus 0 link: 0
 1143 09:53:11.634182  Root Device assign_resources, bus 0 link: 0
 1144 09:53:11.637519  Done setting resources.
 1145 09:53:11.644361  Show resources in subtree (Root Device)...After assigning values.
 1146 09:53:11.647781   Root Device child on link 0 CPU_CLUSTER: 0
 1147 09:53:11.650743    CPU_CLUSTER: 0 child on link 0 APIC: 00
 1148 09:53:11.653961     APIC: 00
 1149 09:53:11.654035     APIC: 01
 1150 09:53:11.654108     APIC: 03
 1151 09:53:11.657506     APIC: 02
 1152 09:53:11.660832    DOMAIN: 0000 child on link 0 PCI: 00:00.0
 1153 09:53:11.670517    DOMAIN: 0000 resource base 1900 size 40 align 6 gran 0 limit ef9f flags 40040100 index 10000000
 1154 09:53:11.680505    DOMAIN: 0000 resource base c0000000 size 1113c100 align 28 gran 0 limit dfffffff flags 40040200 index 10000100
 1155 09:53:11.683823     PCI: 00:00.0
 1156 09:53:11.694140     PCI: 00:00.0 resource base e0000000 size 4000000 align 0 gran 0 limit 0 flags f0000200 index 0
 1157 09:53:11.703684     PCI: 00:00.0 resource base fed10000 size 8000 align 0 gran 0 limit 0 flags f0000200 index 1
 1158 09:53:11.710288     PCI: 00:00.0 resource base fed18000 size 1000 align 0 gran 0 limit 0 flags f0000200 index 2
 1159 09:53:11.720259     PCI: 00:00.0 resource base fed19000 size 1000 align 0 gran 0 limit 0 flags f0000200 index 3
 1160 09:53:11.730219     PCI: 00:00.0 resource base fed84000 size 1000 align 0 gran 0 limit 0 flags f0000200 index 4
 1161 09:53:11.740159     PCI: 00:00.0 resource base fed80000 size 4000 align 0 gran 0 limit 0 flags f0000200 index 5
 1162 09:53:11.750049     PCI: 00:00.0 resource base fed90000 size 1000 align 0 gran 0 limit 0 flags f0000200 index 6
 1163 09:53:11.759893     PCI: 00:00.0 resource base fed91000 size 1000 align 0 gran 0 limit 0 flags f0000200 index 7
 1164 09:53:11.766396     PCI: 00:00.0 resource base 0 size a0000 align 0 gran 0 limit 0 flags e0004200 index 8
 1165 09:53:11.776373     PCI: 00:00.0 resource base c0000 size 7af40000 align 0 gran 0 limit 0 flags e0004200 index 9
 1166 09:53:11.786423     PCI: 00:00.0 resource base 7b000000 size 800000 align 0 gran 0 limit 0 flags f0004200 index b
 1167 09:53:11.796426     PCI: 00:00.0 resource base 7b800000 size 4800000 align 0 gran 0 limit 0 flags f0000200 index c
 1168 09:53:11.806320     PCI: 00:00.0 resource base 100000000 size 7f000000 align 0 gran 0 limit 0 flags e0004200 index d
 1169 09:53:11.816026     PCI: 00:00.0 resource base a0000 size 20000 align 0 gran 0 limit 0 flags f0000200 index e
 1170 09:53:11.822769     PCI: 00:00.0 resource base c0000 size 40000 align 0 gran 0 limit 0 flags f0004200 index f
 1171 09:53:11.826217     PCI: 00:02.0
 1172 09:53:11.836156     PCI: 00:02.0 resource base d0000000 size 1000000 align 24 gran 24 limit d0ffffff flags 60000201 index 10
 1173 09:53:11.845971     PCI: 00:02.0 resource base c0000000 size 10000000 align 28 gran 28 limit cfffffff flags 60001201 index 18
 1174 09:53:11.855788     PCI: 00:02.0 resource base 1c00 size 40 align 6 gran 6 limit 1c3f flags 60000100 index 20
 1175 09:53:11.858951     PCI: 00:04.0
 1176 09:53:11.869207     PCI: 00:04.0 resource base d1120000 size 8000 align 15 gran 15 limit d1127fff flags 60000201 index 10
 1177 09:53:11.869295     PCI: 00:08.0
 1178 09:53:11.878965     PCI: 00:08.0 resource base d1130000 size 1000 align 12 gran 12 limit d1130fff flags 60000201 index 10
 1179 09:53:11.885392     PCI: 00:14.0 child on link 0 USB0 port 0
 1180 09:53:11.895445     PCI: 00:14.0 resource base d1100000 size 10000 align 16 gran 16 limit d110ffff flags 60000201 index 10
 1181 09:53:11.898628      USB0 port 0 child on link 0 USB2 port 0
 1182 09:53:11.902127       USB2 port 0
 1183 09:53:11.902221       USB2 port 1
 1184 09:53:11.905210       USB2 port 2
 1185 09:53:11.905296       USB2 port 4
 1186 09:53:11.908766       USB2 port 8
 1187 09:53:11.908852     PCI: 00:14.1
 1188 09:53:11.911923     PCI: 00:14.2
 1189 09:53:11.922012     PCI: 00:14.2 resource base d1131000 size 1000 align 12 gran 12 limit d1131fff flags 60000201 index 10
 1190 09:53:11.925267     PCI: 00:15.0 child on link 0 I2C: 01:5c
 1191 09:53:11.935191     PCI: 00:15.0 resource base d1132000 size 1000 align 12 gran 12 limit d1132fff flags 60000201 index 10
 1192 09:53:11.938618      I2C: 01:5c
 1193 09:53:11.941784     PCI: 00:15.1 child on link 0 I2C: 02:15
 1194 09:53:11.951849     PCI: 00:15.1 resource base d1133000 size 1000 align 12 gran 12 limit d1133fff flags 60000201 index 10
 1195 09:53:11.954868      I2C: 02:15
 1196 09:53:11.954951     PCI: 00:15.2
 1197 09:53:11.958564     PCI: 00:15.3
 1198 09:53:11.958647     PCI: 00:16.0
 1199 09:53:11.968311     PCI: 00:16.0 resource base d1134000 size 1000 align 12 gran 12 limit d1134fff flags 60000201 index 10
 1200 09:53:11.971515     PCI: 00:16.1
 1201 09:53:11.971616     PCI: 00:16.2
 1202 09:53:11.974991     PCI: 00:16.3
 1203 09:53:11.975075     PCI: 00:16.4
 1204 09:53:11.978380     PCI: 00:17.0
 1205 09:53:11.978464     PCI: 00:19.0
 1206 09:53:11.991656     PCI: 00:19.0 resource base fe034000 size 1000 align 12 gran 12 limit ffffffffffffffff flags c0000200 index 10
 1207 09:53:12.001430     PCI: 00:19.0 resource base d1135000 size 1000 align 12 gran 12 limit d1135fff flags 60000201 index 18
 1208 09:53:12.004969     PCI: 00:19.1 child on link 0 I2C: 03:39
 1209 09:53:12.014607     PCI: 00:19.1 resource base d1136000 size 1000 align 12 gran 12 limit d1136fff flags 60000201 index 10
 1210 09:53:12.017970      I2C: 03:39
 1211 09:53:12.018057      I2C: 03:3a
 1212 09:53:12.021098      I2C: 03:1a
 1213 09:53:12.021184     PCI: 00:19.2
 1214 09:53:12.024773     PCI: 00:1c.0 child on link 0 PCI: 01:00.0
 1215 09:53:12.034548     PCI: 00:1c.0 resource base ef9f size 0 align 12 gran 12 limit ef9f flags 60080102 index 1c
 1216 09:53:12.044287     PCI: 00:1c.0 resource base dfffffff size 0 align 20 gran 20 limit dfffffff flags 60081202 index 24
 1217 09:53:12.054095     PCI: 00:1c.0 resource base d1000000 size 100000 align 20 gran 20 limit d10fffff flags 60080202 index 20
 1218 09:53:12.057594      PCI: 01:00.0
 1219 09:53:12.067280      PCI: 01:00.0 resource base d1000000 size 2000 align 13 gran 13 limit d1001fff flags 60000201 index 10
 1220 09:53:12.070786     PCI: 00:1c.1
 1221 09:53:12.070872     PCI: 00:1c.2
 1222 09:53:12.074028     PCI: 00:1c.3
 1223 09:53:12.074114     PCI: 00:1c.4
 1224 09:53:12.077533     PCI: 00:1c.5
 1225 09:53:12.077618     PCI: 00:1c.6
 1226 09:53:12.080768     PCI: 00:1c.7
 1227 09:53:12.080853     PCI: 00:1d.0
 1228 09:53:12.084133     PCI: 00:1d.1
 1229 09:53:12.084218     PCI: 00:1d.2
 1230 09:53:12.087455     PCI: 00:1d.3
 1231 09:53:12.087540     PCI: 00:1e.0
 1232 09:53:12.097309     PCI: 00:1e.0 resource base d1137000 size 1000 align 12 gran 12 limit d1137fff flags 60000201 index 10
 1233 09:53:12.100529     PCI: 00:1e.1
 1234 09:53:12.103747     PCI: 00:1e.2 child on link 0 SPI: 00
 1235 09:53:12.113706     PCI: 00:1e.2 resource base d1138000 size 1000 align 12 gran 12 limit d1138fff flags 60000201 index 10
 1236 09:53:12.113793      SPI: 00
 1237 09:53:12.117123     PCI: 00:1e.3
 1238 09:53:12.117209     PCI: 00:1e.4
 1239 09:53:12.130461     PCI: 00:1e.4 resource base d1139000 size 1000 align 12 gran 12 limit d1139fff flags 60000201 index 10
 1240 09:53:12.130548     PCI: 00:1e.5
 1241 09:53:12.133776     PCI: 00:1e.6
 1242 09:53:12.143859     PCI: 00:1e.6 resource base d113a000 size 1000 align 12 gran 12 limit d113afff flags 60000201 index 10
 1243 09:53:12.147128     PCI: 00:1f.0 child on link 0 PNP: 0c09.0
 1244 09:53:12.156711     PCI: 00:1f.0 resource base 0 size 1000 align 0 gran 0 limit 0 flags c0000100 index 0
 1245 09:53:12.156797      PNP: 0c09.0
 1246 09:53:12.166699      PNP: 0c09.0 resource base 800 size 1ff align 0 gran 0 limit 0 flags c0000100 index 0
 1247 09:53:12.166785     PCI: 00:1f.1
 1248 09:53:12.169838     PCI: 00:1f.2
 1249 09:53:12.179864     PCI: 00:1f.2 resource base d1128000 size 4000 align 14 gran 14 limit d112bfff flags 60000200 index 10
 1250 09:53:12.189860     PCI: 00:1f.2 resource base fe000000 size 10000 align 0 gran 0 limit 0 flags d0000200 index 48
 1251 09:53:12.196354     PCI: 00:1f.2 resource base 1800 size 100 align 0 gran 0 limit 0 flags c0000100 index 40
 1252 09:53:12.199629     PCI: 00:1f.3
 1253 09:53:12.209653     PCI: 00:1f.3 resource base d112c000 size 4000 align 14 gran 14 limit d112ffff flags 60000201 index 10
 1254 09:53:12.219718     PCI: 00:1f.3 resource base d1110000 size 10000 align 16 gran 16 limit d111ffff flags 60000201 index 20
 1255 09:53:12.223022     PCI: 00:1f.4
 1256 09:53:12.229681     PCI: 00:1f.4 resource base efa0 size 20 align 0 gran 0 limit efbf flags f0000100 index 20
 1257 09:53:12.242818     PCI: 00:1f.4 resource base d113c000 size 100 align 12 gran 8 limit d113c0ff flags 60000201 index 10
 1258 09:53:12.242905     PCI: 00:1f.5
 1259 09:53:12.252444     PCI: 00:1f.5 resource base d113b000 size 1000 align 12 gran 12 limit d113bfff flags 60000200 index 10
 1260 09:53:12.256267     PCI: 00:1f.6
 1261 09:53:12.256353  Done allocating resources.
 1262 09:53:12.262481  BS: BS_DEV_RESOURCES times (us): entry 0 run 2114312 exit 31
 1263 09:53:12.265801  Enabling resources...
 1264 09:53:12.269060  PCI: 00:00.0 subsystem <- 8086/590c
 1265 09:53:12.272210  PCI: 00:00.0 cmd <- 06
 1266 09:53:12.275725  PCI: 00:02.0 subsystem <- 8086/591c
 1267 09:53:12.278861  PCI: 00:02.0 cmd <- 03
 1268 09:53:12.282484  PCI: 00:04.0 cmd <- 02
 1269 09:53:12.282570  PCI: 00:08.0 cmd <- 06
 1270 09:53:12.288894  PCI: 00:14.0 subsystem <- 8086/9d2f
 1271 09:53:12.288982  PCI: 00:14.0 cmd <- 02
 1272 09:53:12.291991  PCI: 00:14.2 subsystem <- 8086/9d31
 1273 09:53:12.295417  PCI: 00:14.2 cmd <- 02
 1274 09:53:12.298549  PCI: 00:15.0 subsystem <- 8086/9d60
 1275 09:53:12.302029  PCI: 00:15.0 cmd <- 06
 1276 09:53:12.305020  PCI: 00:15.1 subsystem <- 8086/9d61
 1277 09:53:12.308287  PCI: 00:15.1 cmd <- 06
 1278 09:53:12.311791  PCI: 00:16.0 subsystem <- 8086/9d3a
 1279 09:53:12.315075  PCI: 00:16.0 cmd <- 02
 1280 09:53:12.318380  PCI: 00:19.0 subsystem <- 8086/9d66
 1281 09:53:12.321521  PCI: 00:19.0 cmd <- 06
 1282 09:53:12.324839  PCI: 00:19.1 subsystem <- 8086/9d65
 1283 09:53:12.324925  PCI: 00:19.1 cmd <- 06
 1284 09:53:12.328214  PCI: 00:1c.0 bridge ctrl <- 0003
 1285 09:53:12.334833  PCI: 00:1c.0 subsystem <- 8086/9d10
 1286 09:53:12.334919  PCI: 00:1c.0 cmd <- 06
 1287 09:53:12.338418  PCI: 00:1e.0 subsystem <- 8086/9d27
 1288 09:53:12.341681  PCI: 00:1e.0 cmd <- 06
 1289 09:53:12.344811  PCI: 00:1e.2 subsystem <- 8086/9d29
 1290 09:53:12.348099  PCI: 00:1e.2 cmd <- 06
 1291 09:53:12.351386  PCI: 00:1e.4 subsystem <- 8086/9d2b
 1292 09:53:12.354684  PCI: 00:1e.4 cmd <- 06
 1293 09:53:12.358017  PCI: 00:1e.6 subsystem <- 8086/9d2d
 1294 09:53:12.361248  PCI: 00:1e.6 cmd <- 06
 1295 09:53:12.364423  PCI: 00:1f.0 subsystem <- 8086/9d4b
 1296 09:53:12.367918  PCI: 00:1f.0 cmd <- 407
 1297 09:53:12.371181  PCI: 00:1f.2 subsystem <- 8086/9d21
 1298 09:53:12.371266  PCI: 00:1f.2 cmd <- 02
 1299 09:53:12.377727  PCI: 00:1f.3 subsystem <- 8086/9d71
 1300 09:53:12.377812  PCI: 00:1f.3 cmd <- 02
 1301 09:53:12.381170  PCI: 00:1f.4 subsystem <- 8086/9d23
 1302 09:53:12.384490  PCI: 00:1f.4 cmd <- 03
 1303 09:53:12.387771  PCI: 00:1f.5 subsystem <- 8086/9d24
 1304 09:53:12.391156  PCI: 00:1f.5 cmd <- 406
 1305 09:53:12.399148  PCI: 01:00.0 subsystem <- 8086/095a
 1306 09:53:12.399258  PCI: 01:00.0 cmd <- 02
 1307 09:53:12.403108  done.
 1308 09:53:12.419903  ME: Version : 11.8.50.3470
 1309 09:53:12.426797  BS: BS_DEV_ENABLE times (us): entry 231 run 139351 exit 18725
 1310 09:53:12.429870  Initializing devices...
 1311 09:53:12.433194  Root Device init ...
 1312 09:53:12.436964  Chrome EC: Set SMI mask to 0x0000000000000001
 1313 09:53:12.443458  Chrome EC: Set S5 LAZY WAKE mask to 0x0000000000000006
 1314 09:53:12.450039  Chrome EC: Set S3 LAZY WAKE mask to 0x0000000010001006
 1315 09:53:12.456566  Chrome EC: Set S0iX LAZY WAKE mask to 0x0000000010001006
 1316 09:53:12.460050  Chrome EC: Set WAKE mask to 0x0000000000000000
 1317 09:53:12.463131  Root Device init finished in 30862 usecs
 1318 09:53:12.466301  CPU_CLUSTER: 0 init ...
 1319 09:53:12.473044  CPU_CLUSTER: 0 init finished in 2444 usecs
 1320 09:53:12.476339  PCI: 00:00.0 init ...
 1321 09:53:12.476419  CPU TDP: 5 Watts
 1322 09:53:12.479442  CPU PL2 = 18 Watts
 1323 09:53:12.482641  PCI: 00:00.0 init finished in 6986 usecs
 1324 09:53:12.485943  PCI: 00:02.0 init ...
 1325 09:53:12.489271  PCI: 00:02.0 init finished in 2250 usecs
 1326 09:53:12.492597  PCI: 00:04.0 init ...
 1327 09:53:12.495942  PCI: 00:04.0 init finished in 2249 usecs
 1328 09:53:12.499110  PCI: 00:08.0 init ...
 1329 09:53:12.502434  PCI: 00:08.0 init finished in 2249 usecs
 1330 09:53:12.505834  PCI: 00:14.0 init ...
 1331 09:53:12.509460  PCI: 00:14.0 init finished in 2250 usecs
 1332 09:53:12.512474  PCI: 00:14.2 init ...
 1333 09:53:12.515533  PCI: 00:14.2 init finished in 2249 usecs
 1334 09:53:12.518792  PCI: 00:15.0 init ...
 1335 09:53:12.522540  DW I2C bus 0 at 0xd1132000 (400 KHz)
 1336 09:53:12.528720  PCI: 00:15.0 init finished in 5969 usecs
 1337 09:53:12.528805  PCI: 00:15.1 init ...
 1338 09:53:12.531901  DW I2C bus 1 at 0xd1133000 (400 KHz)
 1339 09:53:12.538432  PCI: 00:15.1 init finished in 5966 usecs
 1340 09:53:12.541730  PCI: 00:16.0 init ...
 1341 09:53:12.545140  PCI: 00:16.0 init finished in 2248 usecs
 1342 09:53:12.548582  PCI: 00:19.1 init ...
 1343 09:53:12.551727  DW I2C bus 5 at 0xd1136000 (400 KHz)
 1344 09:53:12.555606  PCI: 00:19.1 init finished in 5968 usecs
 1345 09:53:12.558420  PCI: 00:1c.0 init ...
 1346 09:53:12.561681  Initializing PCH PCIe bridge.
 1347 09:53:12.564931  PCI: 00:1c.0 init finished in 5290 usecs
 1348 09:53:12.571450  PCI: 00:1e.4 init ...
 1349 09:53:12.574741  PCI: 00:1e.4 init finished in 2249 usecs
 1350 09:53:12.578115  PCI: 00:1f.0 init ...
 1351 09:53:12.581425  IOAPIC: Initializing IOAPIC at 0xfec00000
 1352 09:53:12.588173  IOAPIC: Bootstrap Processor Local APIC = 0x00
 1353 09:53:12.588257  IOAPIC: ID = 0x02
 1354 09:53:12.591134  IOAPIC: Dumping registers
 1355 09:53:12.594529    reg 0x0000: 0x02000000
 1356 09:53:12.597985    reg 0x0001: 0x00770020
 1357 09:53:12.598069    reg 0x0002: 0x00000000
 1358 09:53:12.605000  PCI: 00:1f.0 init finished in 23472 usecs
 1359 09:53:12.608282  PCI: 00:1f.2 init ...
 1360 09:53:12.608368  RTC Init
 1361 09:53:12.611155  Set power on after power failure.
 1362 09:53:12.614454  Disabling ACPI via APMC:
 1363 09:53:12.618892  done.
 1364 09:53:12.618976  Disabling Deep S3
 1365 09:53:12.622342  Disabling Deep S3
 1366 09:53:12.622424  Enabling Deep S4
 1367 09:53:12.625769  Enabling Deep S4
 1368 09:53:12.625875  Enabling Deep S5
 1369 09:53:12.629087  Enabling Deep S5
 1370 09:53:12.632118  PCI: 00:1f.2 init finished in 23822 usecs
 1371 09:53:12.635387  PCI: 00:1f.4 init ...
 1372 09:53:12.638928  PCI: 00:1f.4 init finished in 2250 usecs
 1373 09:53:12.643845  PCI: 01:00.0 init ...
 1374 09:53:12.647096  PCI: 01:00.0 init finished in 2394 usecs
 1375 09:53:12.651196  PNP: 0c09.0 init ...
 1376 09:53:12.657909  Google Chrome EC: Hello got back 11223344 status (0)
 1377 09:53:12.661314  Google Chrome EC: version:
 1378 09:53:12.664569      ro: rammus_v2.0.387-f0df0fe2e
 1379 09:53:12.668023      rw: rammus_v2.0.425-6e0dd622e
 1380 09:53:12.671627    running image: 1
 1381 09:53:12.674806  EC returned error result code 1
 1382 09:53:12.677887  PNP: 0c09.0 init finished in 24456 usecs
 1383 09:53:12.681397  Devices initialized
 1384 09:53:12.681478  Show all devs... After init.
 1385 09:53:12.684469  Root Device: enabled 1
 1386 09:53:12.688021  CPU_CLUSTER: 0: enabled 1
 1387 09:53:12.690992  DOMAIN: 0000: enabled 1
 1388 09:53:12.691073  APIC: 00: enabled 1
 1389 09:53:12.694686  PCI: 00:00.0: enabled 1
 1390 09:53:12.697795  PCI: 00:02.0: enabled 1
 1391 09:53:12.701298  PCI: 00:14.0: enabled 1
 1392 09:53:12.701380  PCI: 00:14.1: enabled 0
 1393 09:53:12.704391  PCI: 00:14.2: enabled 1
 1394 09:53:12.707674  PCI: 00:15.0: enabled 1
 1395 09:53:12.707757  PCI: 00:15.1: enabled 1
 1396 09:53:12.710804  PCI: 00:15.2: enabled 0
 1397 09:53:12.714402  PCI: 00:15.3: enabled 0
 1398 09:53:12.717954  PCI: 00:16.0: enabled 1
 1399 09:53:12.718037  PCI: 00:16.1: enabled 0
 1400 09:53:12.720896  PCI: 00:16.2: enabled 0
 1401 09:53:12.724071  PCI: 00:16.3: enabled 0
 1402 09:53:12.727489  PCI: 00:16.4: enabled 0
 1403 09:53:12.727572  PCI: 00:17.0: enabled 0
 1404 09:53:12.730908  PCI: 00:19.0: enabled 1
 1405 09:53:12.734019  PCI: 00:19.1: enabled 1
 1406 09:53:12.737199  PCI: 00:19.2: enabled 0
 1407 09:53:12.737282  PCI: 00:1c.0: enabled 1
 1408 09:53:12.740976  PCI: 00:1c.1: enabled 0
 1409 09:53:12.743983  PCI: 00:1c.2: enabled 0
 1410 09:53:12.747183  PCI: 00:1c.3: enabled 0
 1411 09:53:12.747266  PCI: 00:1c.4: enabled 0
 1412 09:53:12.750488  PCI: 00:1c.5: enabled 0
 1413 09:53:12.754013  PCI: 00:1c.6: enabled 0
 1414 09:53:12.754096  PCI: 00:1c.7: enabled 0
 1415 09:53:12.757351  PCI: 00:1d.0: enabled 0
 1416 09:53:12.760815  PCI: 00:1d.1: enabled 0
 1417 09:53:12.763823  PCI: 00:1d.2: enabled 0
 1418 09:53:12.763905  PCI: 00:1d.3: enabled 0
 1419 09:53:12.767077  PCI: 00:1e.0: enabled 1
 1420 09:53:12.770798  PCI: 00:1e.1: enabled 0
 1421 09:53:12.773634  PCI: 00:1e.2: enabled 1
 1422 09:53:12.773717  PCI: 00:1e.3: enabled 0
 1423 09:53:12.776964  PCI: 00:1e.4: enabled 1
 1424 09:53:12.780271  PCI: 00:1e.5: enabled 0
 1425 09:53:12.783706  PCI: 00:1e.6: enabled 1
 1426 09:53:12.783789  PCI: 00:1f.0: enabled 1
 1427 09:53:12.786893  PCI: 00:1f.1: enabled 0
 1428 09:53:12.790135  PCI: 00:1f.2: enabled 1
 1429 09:53:12.793512  PCI: 00:1f.3: enabled 1
 1430 09:53:12.793595  PCI: 00:1f.4: enabled 1
 1431 09:53:12.797090  PCI: 00:1f.5: enabled 1
 1432 09:53:12.800224  PCI: 00:1f.6: enabled 0
 1433 09:53:12.800306  USB0 port 0: enabled 1
 1434 09:53:12.803633  I2C: 01:5c: enabled 1
 1435 09:53:12.806880  I2C: 02:15: enabled 1
 1436 09:53:12.806965  I2C: 03:39: enabled 1
 1437 09:53:12.810340  I2C: 03:3a: enabled 1
 1438 09:53:12.813343  I2C: 03:1a: enabled 1
 1439 09:53:12.816681  PCI: 01:00.0: enabled 1
 1440 09:53:12.816778  SPI: 00: enabled 1
 1441 09:53:12.820238  PNP: 0c09.0: enabled 1
 1442 09:53:12.823255  USB2 port 0: enabled 1
 1443 09:53:12.823338  USB2 port 1: enabled 1
 1444 09:53:12.826445  USB2 port 2: enabled 1
 1445 09:53:12.830241  USB2 port 4: enabled 1
 1446 09:53:12.830323  USB2 port 8: enabled 1
 1447 09:53:12.833425  APIC: 01: enabled 1
 1448 09:53:12.836621  APIC: 03: enabled 1
 1449 09:53:12.836703  APIC: 02: enabled 1
 1450 09:53:12.839888  PCI: 00:04.0: enabled 1
 1451 09:53:12.843232  PCI: 00:08.0: enabled 1
 1452 09:53:12.846989  FMAP: area RW_ELOG found @ 9f0000 (16384 bytes)
 1453 09:53:12.852881  ELOG: NV offset 0x9f0000 size 0x4000
 1454 09:53:12.859766  ELOG: area is 4096 bytes, full threshold 3842, shrink size 1024
 1455 09:53:12.866002  ELOG: Event(17) added with size 13 at 2022-10-11 09:40:38 UTC
 1456 09:53:12.869379  POST: Unexpected post code in previous boot: 0x34
 1457 09:53:12.876358  ELOG: Event(A3) added with size 11 at 2022-10-11 09:40:38 UTC
 1458 09:53:12.882680  ELOG: Event(92) added with size 9 at 2022-10-11 09:40:38 UTC
 1459 09:53:12.890055  ELOG: Event(9A) added with size 9 at 2022-10-11 09:40:38 UTC
 1460 09:53:12.895745  ELOG: Event(AD) added with size 10 at 2022-10-11 09:40:38 UTC
 1461 09:53:12.902341  ELOG: Event(9F) added with size 14 at 2022-10-11 09:40:38 UTC
 1462 09:53:12.908932  BS: BS_DEV_INIT times (us): entry 0 run 417100 exit 60034
 1463 09:53:12.915652  ELOG: Event(A1) added with size 10 at 2022-10-11 09:40:38 UTC
 1464 09:53:12.922154  elog_add_boot_reason: Logged recovery mode boot (Dev-switch on), reason: 0x1b
 1465 09:53:12.928644  ELOG: Event(A0) added with size 9 at 2022-10-11 09:40:38 UTC
 1466 09:53:12.932275  elog_add_boot_reason: Logged dev mode boot
 1467 09:53:12.935715  Finalize devices...
 1468 09:53:12.938721  Devices finalized
 1469 09:53:12.942030  FMAP: area RW_NVRAM found @ 9fa000 (24576 bytes)
 1470 09:53:12.948615  BS: BS_POST_DEVICE times (us): entry 25573 run 3961 exit 5194
 1471 09:53:12.955039  BS: BS_OS_RESUME_CHECK times (us): entry 0 run 55 exit 0
 1472 09:53:12.961758  CBFS: 'Master Header Locator' located CBFS at [d00000:ffffc0)
 1473 09:53:12.964947  CBFS: Locating 'fallback/dsdt.aml'
 1474 09:53:12.968129  CBFS: Found @ offset 19af40 size 4691
 1475 09:53:12.974891  CBFS: 'Master Header Locator' located CBFS at [d00000:ffffc0)
 1476 09:53:12.978055  CBFS: Locating 'fallback/slic'
 1477 09:53:12.981899  CBFS: 'fallback/slic' not found.
 1478 09:53:12.988341  ACPI: Writing ACPI tables at 7aa9a000.
 1479 09:53:12.988429  ACPI:    * FACS
 1480 09:53:12.991937  ACPI:    * DSDT
 1481 09:53:12.995138  Ramoops buffer: 0x100000@0x7a999000.
 1482 09:53:12.998408  SGX: not enabled or not supported. skip gnvs fill
 1483 09:53:13.003607  ACPI:    * FADT
 1484 09:53:13.003707  SCI is IRQ9
 1485 09:53:13.010148  ACPI: added table 1/32, length now 40
 1486 09:53:13.010236  ACPI:     * SSDT
 1487 09:53:13.013098  Found 1 CPU(s) with 4 core(s) each.
 1488 09:53:13.020231  \_SB.PCI0.I2C0.H05C: SISC Touchscreen at I2C: 01:5c
 1489 09:53:13.023090  \_SB.PCI0.I2C1.D015: ELAN Touchpad at I2C: 02:15
 1490 09:53:13.029913  \_SB.PCI0.I2C5.MAXR: Maxim MAX98927 Codec address 039h
 1491 09:53:13.033183  \_SB.PCI0.I2C5.MAXL: Maxim MAX98927 Codec address 03ah
 1492 09:53:13.043107  \_SB.PCI0.I2C5.DLG7: Dialog Semiconductor DA7219 Audio Codec address 01ah irq 105
 1493 09:53:13.046149  Error: Could not locate 'wifi_sar' in VPD.
 1494 09:53:13.049696  Error: failed from getting SAR limits!
 1495 09:53:13.056107  \_SB.PCI0.RP01.WIFI: Intel WiFi PCI: 01:00.0
 1496 09:53:13.059535  \_SB.PCI0.SPI0.S001: SPI Device at SPI: 00
 1497 09:53:13.065774  \_SB.PCI0.XHCI.RHUB.HS01: USB Type C Port 1 at USB2 port 0
 1498 09:53:13.072665  \_SB.PCI0.XHCI.RHUB.HS02: USB Type A Port 1 at USB2 port 1
 1499 09:53:13.076132  \_SB.PCI0.XHCI.RHUB.HS03: Bluetooth at USB2 port 2
 1500 09:53:13.082690  \_SB.PCI0.XHCI.RHUB.HS05: USB Type C Port 2 at USB2 port 4
 1501 09:53:13.085810  \_SB.PCI0.XHCI.RHUB.HS09: Camera at USB2 port 8
 1502 09:53:13.092262  ACPI: added table 2/32, length now 44
 1503 09:53:13.092348  ACPI:    * MCFG
 1504 09:53:13.095564  ACPI: added table 3/32, length now 48
 1505 09:53:13.099182  ACPI:    * TPM2
 1506 09:53:13.102413  ACPI: added table 4/32, length now 52
 1507 09:53:13.102499  ACPI:    * MADT
 1508 09:53:13.105892  SCI is IRQ9
 1509 09:53:13.108781  ACPI: added table 5/32, length now 56
 1510 09:53:13.108866  current = 7aa9fa60
 1511 09:53:13.115384  CBFS: 'Master Header Locator' located CBFS at [d00000:ffffc0)
 1512 09:53:13.122065  CBFS: Locating 'dmic-4ch-48khz-16b.bin'
 1513 09:53:13.125512  CBFS: Found @ offset 167000 size ba8
 1514 09:53:13.131930  CBFS: 'Master Header Locator' located CBFS at [d00000:ffffc0)
 1515 09:53:13.135377  CBFS: Locating 'dmic-4ch-48khz-32b.bin'
 1516 09:53:13.138962  CBFS: Found @ offset 19f640 size ba8
 1517 09:53:13.145176  CBFS: 'Master Header Locator' located CBFS at [d00000:ffffc0)
 1518 09:53:13.148268  CBFS: Locating 'dialog-2ch-48khz-24b.bin'
 1519 09:53:13.151867  CBFS: Found @ offset 167cc0 size 64
 1520 09:53:13.158448  CBFS: 'Master Header Locator' located CBFS at [d00000:ffffc0)
 1521 09:53:13.161520  CBFS: Locating 'dialog-2ch-48khz-24b.bin'
 1522 09:53:13.164727  CBFS: Found @ offset 167cc0 size 64
 1523 09:53:13.171268  CBFS: 'Master Header Locator' located CBFS at [d00000:ffffc0)
 1524 09:53:13.178104  CBFS: Locating 'max98927-render-2ch-48khz-24b.bin'
 1525 09:53:13.181470  CBFS: Found @ offset 167c00 size 64
 1526 09:53:13.187900  CBFS: 'Master Header Locator' located CBFS at [d00000:ffffc0)
 1527 09:53:13.191369  CBFS: Locating 'max98927-render-2ch-48khz-16b.bin'
 1528 09:53:13.194708  CBFS: Found @ offset 103f00 size 64
 1529 09:53:13.201421  CBFS: 'Master Header Locator' located CBFS at [d00000:ffffc0)
 1530 09:53:13.207684  CBFS: Locating 'max98927-render-2ch-48khz-16b.bin'
 1531 09:53:13.211251  CBFS: Found @ offset 103f00 size 64
 1532 09:53:13.211334  ACPI:    * NHLT
 1533 09:53:13.217796  ACPI: added table 6/32, length now 60
 1534 09:53:13.217881  ACPI:    * DMAR
 1535 09:53:13.220820  ACPI: added table 7/32, length now 64
 1536 09:53:13.224187  ACPI: * IGD OpRegion
 1537 09:53:13.227618  GMA: Found VBT in CBFS
 1538 09:53:13.227705  GMA: Found valid VBT in CBFS
 1539 09:53:13.230691  current = 7aaa3610
 1540 09:53:13.234239  ACPI: added table 8/32, length now 68
 1541 09:53:13.237273  ACPI:    * HPET
 1542 09:53:13.240602  ACPI: added table 9/32, length now 72
 1543 09:53:13.240688  ACPI: done.
 1544 09:53:13.243888  ACPI tables: 38592 bytes.
 1545 09:53:13.247727  smbios_write_tables: 7a998000
 1546 09:53:13.250909  Create SMBIOS type 17
 1547 09:53:13.254326  PCI: 01:00.0 (Intel WiFi)
 1548 09:53:13.254411  SMBIOS tables: 662 bytes.
 1549 09:53:13.260739  Writing table forward entry at 0x00000500
 1550 09:53:13.263930  Wrote coreboot table at: 00000500, 0x10 bytes, checksum a532
 1551 09:53:13.270679  Writing coreboot table at 0x7aabe000
 1552 09:53:13.273793   0. 0000000000000000-0000000000000fff: CONFIGURATION TABLES
 1553 09:53:13.280545   1. 0000000000001000-000000000009ffff: RAM
 1554 09:53:13.283744   2. 00000000000a0000-00000000000fffff: RESERVED
 1555 09:53:13.287301   3. 0000000000100000-000000007a997fff: RAM
 1556 09:53:13.293821   4. 000000007a998000-000000007ab05fff: CONFIGURATION TABLES
 1557 09:53:13.299945   5. 000000007ab06000-000000007abcffff: RAMSTAGE
 1558 09:53:13.303508   6. 000000007abd0000-000000007affffff: CONFIGURATION TABLES
 1559 09:53:13.309894   7. 000000007b000000-000000007fffffff: RESERVED
 1560 09:53:13.313378   8. 00000000e0000000-00000000e3ffffff: RESERVED
 1561 09:53:13.320174   9. 00000000fe000000-00000000fe00ffff: RESERVED
 1562 09:53:13.323305  10. 00000000fed10000-00000000fed19fff: RESERVED
 1563 09:53:13.329947  11. 00000000fed80000-00000000fed84fff: RESERVED
 1564 09:53:13.333384  12. 00000000fed90000-00000000fed91fff: RESERVED
 1565 09:53:13.336412  13. 0000000100000000-000000017effffff: RAM
 1566 09:53:13.343161  Graphics framebuffer located at 0xc0000000
 1567 09:53:13.346345  Passing 6 GPIOs to payload:
 1568 09:53:13.349594              NAME |       PORT | POLARITY |     VALUE
 1569 09:53:13.356197     write protect |  undefined |     high |       low
 1570 09:53:13.362520          recovery |  undefined |     high |       low
 1571 09:53:13.366374               lid |  undefined |     high |      high
 1572 09:53:13.372450             power |  undefined |     high |       low
 1573 09:53:13.376158             oprom |  undefined |     high |       low
 1574 09:53:13.383124          EC in RW | 0x00000036 |     high |       low
 1575 09:53:13.383209  Board ID: 6
 1576 09:53:13.389652  CBFS: 'Master Header Locator' located CBFS at [d00000:ffffc0)
 1577 09:53:13.395930  Wrote coreboot table at: 7aabe000, 0x57c bytes, checksum f707
 1578 09:53:13.399607  coreboot table: 1428 bytes.
 1579 09:53:13.402656  IMD ROOT    0. 7afff000 00001000
 1580 09:53:13.405816  IMD SMALL   1. 7affe000 00001000
 1581 09:53:13.409342  FSP MEMORY  2. 7abfe000 00400000
 1582 09:53:13.412469  CONSOLE     3. 7abde000 00020000
 1583 09:53:13.415878  TIME STAMP  4. 7abdd000 00000910
 1584 09:53:13.419325  VBOOT       5. 7abdc000 00000c0c
 1585 09:53:13.422719  MRC DATA    6. 7abda000 00001878
 1586 09:53:13.426062  ROMSTG STCK 7. 7abd9000 00000400
 1587 09:53:13.429344  AFTER CAR   8. 7abd0000 00009000
 1588 09:53:13.432351  RAMSTAGE    9. 7ab05000 000cb000
 1589 09:53:13.435900  REFCODE    10. 7aad6000 0002f000
 1590 09:53:13.439141  SMM BACKUP 11. 7aac6000 00010000
 1591 09:53:13.442501  COREBOOT   12. 7aabe000 00008000
 1592 09:53:13.445703  ACPI       13. 7aa9a000 00024000
 1593 09:53:13.449127  ACPI GNVS  14. 7aa99000 00001000
 1594 09:53:13.452556  RAMOOPS    15. 7a999000 00100000
 1595 09:53:13.455803  SMBIOS     16. 7a998000 00000800
 1596 09:53:13.458799  IMD small region:
 1597 09:53:13.462393    IMD ROOT    0. 7affec00 00000400
 1598 09:53:13.465662    FSP RUNTIME 1. 7affebe0 00000004
 1599 09:53:13.468834    VBOOT SEL   2. 7affebc0 00000008
 1600 09:53:13.472453    EC HOSTEVENT 3. 7affeba0 00000008
 1601 09:53:13.475586    POWER STATE 4. 7affeb60 00000040
 1602 09:53:13.478725    ROMSTAGE    5. 7affeb40 00000004
 1603 09:53:13.482208    MEM INFO    6. 7affe980 000001a9
 1604 09:53:13.485351    COREBOOTFWD 7. 7affe940 00000028
 1605 09:53:13.488671  MTRR: Physical address space:
 1606 09:53:13.495008  0x0000000000000000 - 0x00000000000a0000 size 0x000a0000 type 6
 1607 09:53:13.501720  0x00000000000a0000 - 0x00000000000c0000 size 0x00020000 type 0
 1608 09:53:13.508276  0x00000000000c0000 - 0x000000007b800000 size 0x7b740000 type 6
 1609 09:53:13.514885  0x000000007b800000 - 0x00000000c0000000 size 0x44800000 type 0
 1610 09:53:13.521459  0x00000000c0000000 - 0x00000000d0000000 size 0x10000000 type 1
 1611 09:53:13.524661  0x00000000d0000000 - 0x0000000100000000 size 0x30000000 type 0
 1612 09:53:13.531396  0x0000000100000000 - 0x000000017f000000 size 0x7f000000 type 6
 1613 09:53:13.538045  MTRR: Fixed MSR 0x250 0x0606060606060606
 1614 09:53:13.540923  MTRR: Fixed MSR 0x258 0x0606060606060606
 1615 09:53:13.544529  MTRR: Fixed MSR 0x259 0x0000000000000000
 1616 09:53:13.547886  MTRR: Fixed MSR 0x268 0x0606060606060606
 1617 09:53:13.554344  MTRR: Fixed MSR 0x269 0x0606060606060606
 1618 09:53:13.557795  MTRR: Fixed MSR 0x26a 0x0606060606060606
 1619 09:53:13.560848  MTRR: Fixed MSR 0x26b 0x0606060606060606
 1620 09:53:13.564112  MTRR: Fixed MSR 0x26c 0x0606060606060606
 1621 09:53:13.567582  MTRR: Fixed MSR 0x26d 0x0606060606060606
 1622 09:53:13.574385  MTRR: Fixed MSR 0x26e 0x0606060606060606
 1623 09:53:13.577372  MTRR: Fixed MSR 0x26f 0x0606060606060606
 1624 09:53:13.580864  call enable_fixed_mtrr()
 1625 09:53:13.583949  CPU physical address size: 39 bits
 1626 09:53:13.590731  MTRR: default type WB/UC MTRR counts: 6/5.
 1627 09:53:13.593955  MTRR: UC selected as default type.
 1628 09:53:13.597125  MTRR: 0 base 0x0000000000000000 mask 0x0000007f80000000 type 6
 1629 09:53:13.604166  MTRR: 1 base 0x000000007b800000 mask 0x0000007fff800000 type 0
 1630 09:53:13.610499  MTRR: 2 base 0x000000007c000000 mask 0x0000007ffc000000 type 0
 1631 09:53:13.617234  MTRR: 3 base 0x00000000c0000000 mask 0x0000007ff0000000 type 1
 1632 09:53:13.623494  MTRR: 4 base 0x0000000100000000 mask 0x0000007f80000000 type 6
 1633 09:53:13.627096  
 1634 09:53:13.627184  MTRR check
 1635 09:53:13.630535  Fixed MTRRs   : Enabled
 1636 09:53:13.630621  Variable MTRRs: Enabled
 1637 09:53:13.630689  
 1638 09:53:13.636827  MTRR: Fixed MSR 0x250 0x0606060606060606
 1639 09:53:13.640236  MTRR: Fixed MSR 0x258 0x0606060606060606
 1640 09:53:13.643452  MTRR: Fixed MSR 0x259 0x0000000000000000
 1641 09:53:13.646747  MTRR: Fixed MSR 0x268 0x0606060606060606
 1642 09:53:13.653561  MTRR: Fixed MSR 0x269 0x0606060606060606
 1643 09:53:13.656708  MTRR: Fixed MSR 0x26a 0x0606060606060606
 1644 09:53:13.660274  MTRR: Fixed MSR 0x26b 0x0606060606060606
 1645 09:53:13.663254  MTRR: Fixed MSR 0x26c 0x0606060606060606
 1646 09:53:13.670246  MTRR: Fixed MSR 0x26d 0x0606060606060606
 1647 09:53:13.673252  MTRR: Fixed MSR 0x26e 0x0606060606060606
 1648 09:53:13.676558  MTRR: Fixed MSR 0x26f 0x0606060606060606
 1649 09:53:13.683638  BS: BS_WRITE_TABLES times (us): entry 0 run 534084 exit 146877
 1650 09:53:13.687062  call enable_fixed_mtrr()
 1651 09:53:13.693672  CBFS: 'Master Header Locator' located CBFS at [d00000:ffffc0)
 1652 09:53:13.696805  CPU physical address size: 39 bits
 1653 09:53:13.700158  CBFS: Locating 'fallback/payload'
 1654 09:53:13.703499  MTRR: Fixed MSR 0x250 0x0606060606060606
 1655 09:53:13.706694  MTRR: Fixed MSR 0x250 0x0606060606060606
 1656 09:53:13.713434  MTRR: Fixed MSR 0x258 0x0606060606060606
 1657 09:53:13.716581  MTRR: Fixed MSR 0x259 0x0000000000000000
 1658 09:53:13.719865  MTRR: Fixed MSR 0x268 0x0606060606060606
 1659 09:53:13.723663  MTRR: Fixed MSR 0x269 0x0606060606060606
 1660 09:53:13.729866  MTRR: Fixed MSR 0x26a 0x0606060606060606
 1661 09:53:13.733216  MTRR: Fixed MSR 0x26b 0x0606060606060606
 1662 09:53:13.736680  MTRR: Fixed MSR 0x26c 0x0606060606060606
 1663 09:53:13.739851  MTRR: Fixed MSR 0x26d 0x0606060606060606
 1664 09:53:13.746383  MTRR: Fixed MSR 0x26e 0x0606060606060606
 1665 09:53:13.749561  MTRR: Fixed MSR 0x26f 0x0606060606060606
 1666 09:53:13.752850  MTRR: Fixed MSR 0x258 0x0606060606060606
 1667 09:53:13.759216  MTRR: Fixed MSR 0x259 0x0000000000000000
 1668 09:53:13.762810  MTRR: Fixed MSR 0x268 0x0606060606060606
 1669 09:53:13.766114  MTRR: Fixed MSR 0x269 0x0606060606060606
 1670 09:53:13.769081  MTRR: Fixed MSR 0x26a 0x0606060606060606
 1671 09:53:13.772725  MTRR: Fixed MSR 0x26b 0x0606060606060606
 1672 09:53:13.779166  MTRR: Fixed MSR 0x26c 0x0606060606060606
 1673 09:53:13.782198  MTRR: Fixed MSR 0x26d 0x0606060606060606
 1674 09:53:13.785537  MTRR: Fixed MSR 0x26e 0x0606060606060606
 1675 09:53:13.788799  MTRR: Fixed MSR 0x26f 0x0606060606060606
 1676 09:53:13.792091  call enable_fixed_mtrr()
 1677 09:53:13.795847  call enable_fixed_mtrr()
 1678 09:53:13.799149  CPU physical address size: 39 bits
 1679 09:53:13.802969  CPU physical address size: 39 bits
 1680 09:53:13.806203  CBFS: Found @ offset 223040 size 360b4
 1681 09:53:13.812963  Checking segment from ROM address 0xfff23078
 1682 09:53:13.816000  Checking segment from ROM address 0xfff23094
 1683 09:53:13.822646  Loading segment from ROM address 0xfff23078
 1684 09:53:13.822731    code (compression=0)
 1685 09:53:13.832446    New segment dstaddr 0x30104020 memsize 0x64d8b0 srcaddr 0xfff230b0 filesize 0x3607c
 1686 09:53:13.839010  Loading Segment: addr: 0x30104020 memsz: 0x000000000064d8b0 filesz: 0x000000000003607c
 1687 09:53:13.842207  it's not compressed!
 1688 09:53:13.929606  [ 0x30104020, 3013a09c, 0x307518d0) <- fff230b0
 1689 09:53:13.935756  Clearing Segment: addr: 0x000000003013a09c memsz: 0x0000000000617834
 1690 09:53:13.942227  Loading segment from ROM address 0xfff23094
 1691 09:53:13.942317    Entry Point 0x30104020
 1692 09:53:13.945667  Loaded segments
 1693 09:53:13.970955  Finalizing chipset.
 1694 09:53:13.977780  ME: Host Firmware Status Register 1 : 0x90000245
 1695 09:53:13.981066  ME: Host Firmware Status Register 2 : 0x6B000306
 1696 09:53:13.987661  ME: Host Firmware Status Register 3 : 0x00000020
 1697 09:53:13.991218  ME: Host Firmware Status Register 4 : 0x00084000
 1698 09:53:13.997571  ME: Host Firmware Status Register 5 : 0x00000000
 1699 09:53:14.000840  ME: Host Firmware Status Register 6 : 0x40000002
 1700 09:53:14.003890  ME: FW Partition Table      : OK
 1701 09:53:14.007187  ME: Bringup Loader Failure  : NO
 1702 09:53:14.010601  ME: Firmware Init Complete  : YES
 1703 09:53:14.013763  ME: Manufacturing Mode      : NO
 1704 09:53:14.017392  ME: Boot Options Present    : NO
 1705 09:53:14.020715  ME: Update In Progress      : NO
 1706 09:53:14.023913  ME: D3 Support              : NO
 1707 09:53:14.027055  ME: D0i3 Support            : YES
 1708 09:53:14.030562  ME: Low Power State Enabled : YES
 1709 09:53:14.033705  ME: CPU Replaced            : NO
 1710 09:53:14.036972  ME: CPU Replacement Valid   : YES
 1711 09:53:14.040289  ME: Current Working State   : Normal
 1712 09:53:14.046826  ME: Current Operation State : M0 with UMA
 1713 09:53:14.050257  ME: Current Operation Mode  : Normal
 1714 09:53:14.053506  ME: Error Code              : No Error
 1715 09:53:14.057289  ME: Progress Phase          : Host Communication
 1716 09:53:14.063438  ME: Power Management Event  : Power cycle reset through Moff
 1717 09:53:14.070133  ME: Progress Phase State    : Host communication established
 1718 09:53:14.073104  ME: Power Down Mitigation   : NO
 1719 09:53:14.076651  ME: FPF status              : fused
 1720 09:53:14.080093  Clearing MCA.
 1721 09:53:14.080178  Finalizing SMM.
 1722 09:53:14.086674  BS: BS_PAYLOAD_LOAD times (us): entry 606 run 262138 exit 135717
 1723 09:53:14.090030  mp_park_aps done after 0 msecs.
 1724 09:53:14.093195  Jumping to boot code at 30104020(7aabe000)
 1725 09:53:14.102952  CPU0: stack: 7ab46000 - 7ab47000, lowest used address 7ab46abc, stack used: 1348 bytes
 1726 09:53:14.103044  
 1727 09:53:14.106106  Starting depthcharge on rammus...
 1728 09:53:14.106457  end: 2.2.3 depthcharge-start (duration 00:00:17) [common]
 1729 09:53:14.106563  start: 2.2.4 bootloader-commands (timeout 00:04:42) [common]
 1730 09:53:14.106652  Setting prompt string to ['rammus:']
 1731 09:53:14.106734  bootloader-commands: Wait for prompt ['rammus:'] (timeout 00:04:42)
 1732 09:53:14.112930  WARNING: can't convert coreboot GPIOs, 'lid' won't be resampled at runtime!
 1733 09:53:14.122693  WARNING: can't convert coreboot GPIOs, 'power' won't be resampled at runtime!
 1734 09:53:14.129748  The GBB signature is at 0x30004020 and is:  24 47 42 42
 1735 09:53:14.136355  [firmware-rammus-11275.B-collabora] Dec 11 2020 10:26:21
 1736 09:53:14.136445  
 1737 09:53:14.136728  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}']
 1739 09:53:14.237521  rammus:tftpboot 192.168.201.1 7550111/tftp-deploy-kis579qu/kernel/bzImage 7550111/tftp-deploy-kis579qu/kernel/cmdline 7550111/tftp-deploy-kis579qu/ramdisk/ramdisk.cpio.gz
 1740 09:53:14.237693  Setting prompt string to 'Starting kernel'
 1741 09:53:14.237802  Setting prompt string to ['Starting kernel']
 1742 09:53:14.237872  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}']
 1743 09:53:14.237949  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)
 1744 09:53:14.241911   tftpboot 192.168.201.1 7550111/tftp-deploy-kis579qu/kernel/bzImoy-kis579qu/kernel/cmdline 7550111/tftp-deploy-kis579qu/ramdisk/ramdisk.cpio.gz
 1745 09:53:14.242002  Waiting for link
 1746 09:53:14.750166  R8152: Initializing
 1747 09:53:14.753254  Version 9 (ocp_data = 6010)
 1748 09:53:14.756367  R8152: Done initializing
 1749 09:53:14.759413  Adding net device
 1750 09:53:14.959685  done.
 1751 09:53:14.959874  MAC: 00:e0:4c:68:01:e7
 1752 09:53:14.962682  Sending DHCP discover... done.
 1753 09:53:14.966162  Waiting for reply... done.
 1754 09:53:14.969495  Sending DHCP request... done.
 1755 09:53:14.975866  Waiting for reply... done.
 1756 09:53:14.975987  My ip is 192.168.201.10
 1757 09:53:14.979405  The DHCP server ip is 192.168.201.1
 1758 09:53:14.985841  TFTP server IP predefined by user: 192.168.201.1
 1759 09:53:14.992797  Bootfile predefined by user: 7550111/tftp-deploy-kis579qu/kernel/bzImage
 1760 09:53:14.995769  Sending tftp read request... done.
 1761 09:53:14.999006  Waiting for the transfer... 
 1762 09:53:15.261801  00000000 ################################################################
 1763 09:53:15.515348  00080000 ################################################################
 1764 09:53:15.757660  00100000 ################################################################
 1765 09:53:16.023758  00180000 ################################################################
 1766 09:53:16.287552  00200000 ################################################################
 1767 09:53:16.545451  00280000 ################################################################
 1768 09:53:16.822034  00300000 ################################################################
 1769 09:53:17.095464  00380000 ################################################################
 1770 09:53:17.351555  00400000 ################################################################
 1771 09:53:17.620686  00480000 ################################################################
 1772 09:53:17.876727  00500000 ################################################################
 1773 09:53:18.140459  00580000 ################################################################
 1774 09:53:18.387894  00600000 ################################################################
 1775 09:53:18.656422  00680000 ################################################################
 1776 09:53:18.916771  00700000 ################################################################
 1777 09:53:19.174705  00780000 ################################################################
 1778 09:53:19.424385  00800000 ################################################################
 1779 09:53:19.681646  00880000 ################################################################
 1780 09:53:19.935107  00900000 ################################################################
 1781 09:53:20.190269  00980000 ################################################################
 1782 09:53:20.454880  00a00000 ################################################################
 1783 09:53:20.711850  00a80000 ################################################################
 1784 09:53:20.980873  00b00000 ################################################################
 1785 09:53:21.234454  00b80000 ################################################################
 1786 09:53:21.490083  00c00000 ################################################################
 1787 09:53:21.746205  00c80000 ################################################################
 1788 09:53:21.926124  00d00000 ############################################## done.
 1789 09:53:21.929552  The bootfile was 14003840 bytes long.
 1790 09:53:21.932782  Sending tftp read request... done.
 1791 09:53:21.936111  Waiting for the transfer... 
 1792 09:53:22.194645  00000000 ################################################################
 1793 09:53:22.461540  00080000 ################################################################
 1794 09:53:22.761487  00100000 ################################################################
 1795 09:53:23.052150  00180000 ################################################################
 1796 09:53:23.305589  00200000 ################################################################
 1797 09:53:23.549591  00280000 ################################################################
 1798 09:53:23.806331  00300000 ################################################################
 1799 09:53:24.057192  00380000 ################################################################
 1800 09:53:24.305186  00400000 ################################################################
 1801 09:53:24.553079  00480000 ################################################################
 1802 09:53:24.808962  00500000 ################################################################
 1803 09:53:25.060538  00580000 ################################################################
 1804 09:53:25.307115  00600000 ################################################################
 1805 09:53:25.561893  00680000 ################################################################
 1806 09:53:25.820621  00700000 ################################################################
 1807 09:53:26.072589  00780000 ################################################################
 1808 09:53:26.096708  00800000 ###### done.
 1809 09:53:26.099989  Sending tftp read request... done.
 1810 09:53:26.103316  Waiting for the transfer... 
 1811 09:53:26.103422  00000000 # done.
 1812 09:53:26.113050  Command line loaded dynamically from TFTP file: 7550111/tftp-deploy-kis579qu/kernel/cmdline
 1813 09:53:26.136636  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/7550111/extract-nfsrootfs-9is8zsg0,tcp,hard ip=dhcp tftpserverip=192.168.201.1
 1814 09:53:26.146186  Shutting down all USB controllers.
 1815 09:53:26.146329  Removing current net device
 1816 09:53:26.149420  Finalizing coreboot
 1817 09:53:26.155852  Exiting depthcharge with code 4 at timestamp: 18289388
 1818 09:53:26.155942  
 1819 09:53:26.156020  Starting kernel ...
 1820 09:53:26.156086  
 1821 09:53:26.156150  
 1822 09:53:26.156558  end: 2.2.4 bootloader-commands (duration 00:00:12) [common]
 1823 09:53:26.156659  start: 2.2.5 auto-login-action (timeout 00:04:30) [common]
 1824 09:53:26.156736  Setting prompt string to ['Linux version [0-9]']
 1825 09:53:26.156808  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}']
 1826 09:53:26.156880  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)
 1827 09:53:28.539774  start: 2.2.5.1 login-action (timeout 00:04:28) [common]
 1828 09:53:28.539939  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.
 1829 09:53:28.540098  Setting prompt string to ['-+\\[ cut here \\]-+\\s+(.*\\s+-+\\[ end trace (\\w*) \\]-+)', '(Unhandled fault.*)\\r\\n', 'Kernel panic - (.*) end Kernel panic', 'Stack:\\s+(.*\\s+-+\\[ end trace (\\w*) \\]-+)', '^[^\\n]+WARNING:.*?$', '^[^\\n]+Oops(?: -|:).*?$', '^[^\\n]+BUG:.*?$']
 1830 09:53:28.540179  Using line separator: #'\n'#
 1831 09:53:28.540241  No login prompt set.
 1832 09:53:28.540305  Parsing kernel messages
 1833 09:53:28.540362  ['-+\\[ cut here \\]-+\\s+(.*\\s+-+\\[ end trace (\\w*) \\]-+)', '(Unhandled fault.*)\\r\\n', 'Kernel panic - (.*) end Kernel panic', 'Stack:\\s+(.*\\s+-+\\[ end trace (\\w*) \\]-+)', '^[^\\n]+WARNING:.*?$', '^[^\\n]+Oops(?: -|:).*?$', '^[^\\n]+BUG:.*?$', '/ #', 'Login timed out', 'Login incorrect']
 1834 09:53:28.540460  [login-action] Waiting for messages, (timeout 00:04:28)
 1835 09:53:28.559407  [    0.000000] Linux version 5.10.145-cip17 (KernelCI@build-j292254-x86-64-gcc-10-x86-64-defconfig-x86-chromeboocl49c) (gcc (Debian 10.2.1-6) 10.2.1 20210110, GNU ld (GNU Binutils for Debian) 2.35.2) #1 SMP Tue Oct 11 09:45:53 UTC 2022
 1836 09:53:28.585902  [    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/7550111/extract-nfsrootfs-9is8zsg0,tcp,hard ip=dhcp tftpserverip=192.168.201.1
 1837 09:53:28.592301  [    0.000000] x86/fpu: Supporting XSAVE feature 0x001: 'x87 floating point registers'
 1838 09:53:28.601984  [    0.000000] x86/fpu: Supporting XSAVE feature 0x002: 'SSE registers'
 1839 09:53:28.608654  [    0.000000] x86/fpu: Supporting XSAVE feature 0x004: 'AVX registers'
 1840 09:53:28.615244  [    0.000000] x86/fpu: Supporting XSAVE feature 0x008: 'MPX bounds registers'
 1841 09:53:28.621983  [    0.000000] x86/fpu: Supporting XSAVE feature 0x010: 'MPX CSR'
 1842 09:53:28.628274  [    0.000000] x86/fpu: xstate_offset[2]:  576, xstate_sizes[2]:  256
 1843 09:53:28.635067  [    0.000000] x86/fpu: xstate_offset[3]:  832, xstate_sizes[3]:   64
 1844 09:53:28.641479  [    0.000000] x86/fpu: xstate_offset[4]:  896, xstate_sizes[4]:   64
 1845 09:53:28.654936  [    0.000000] x86/fpu: Enabled xstate features 0x1f, context size is 960 bytes, using 'compacted' format.
 1846 09:53:28.658063  [    0.000000] BIOS-provided physical RAM map:
 1847 09:53:28.664426  [    0.000000] BIOS-e820: [mem 0x0000000000000000-0x0000000000000fff] type 16
 1848 09:53:28.674451  [    0.000000] BIOS-e820: [mem 0x0000000000001000-0x000000000009ffff] usable
 1849 09:53:28.681124  [    0.000000] BIOS-e820: [mem 0x00000000000a0000-0x00000000000fffff] reserved
 1850 09:53:28.687783  [    0.000000] BIOS-e820: [mem 0x0000000000100000-0x000000007a997fff] usable
 1851 09:53:28.697607  [    0.000000] BIOS-e820: [mem 0x000000007a998000-0x000000007affffff] type 16
 1852 09:53:28.703871  [    0.000000] BIOS-e820: [mem 0x000000007b000000-0x000000007fffffff] reserved
 1853 09:53:28.714109  [    0.000000] BIOS-e820: [mem 0x00000000e0000000-0x00000000e3ffffff] reserved
 1854 09:53:28.720415  [    0.000000] BIOS-e820: [mem 0x00000000fe000000-0x00000000fe00ffff] reserved
 1855 09:53:28.727155  [    0.000000] BIOS-e820: [mem 0x00000000fed10000-0x00000000fed19fff] reserved
 1856 09:53:28.736856  [    0.000000] BIOS-e820: [mem 0x00000000fed80000-0x00000000fed84fff] reserved
 1857 09:53:28.743471  [    0.000000] BIOS-e820: [mem 0x00000000fed90000-0x00000000fed91fff] reserved
 1858 09:53:28.753390  [    0.000000] BIOS-e820: [mem 0x0000000100000000-0x000000017effffff] usable
 1859 09:53:28.756569  [    0.000000] NX (Execute Disable) protection: active
 1860 09:53:28.759848  [    0.000000] SMBIOS 2.7 present.
 1861 09:53:28.766399  [    0.000000] DMI: Google Rammus/Rammus, BIOS  09/04/2020
 1862 09:53:28.772987  [    0.000000] tsc: Detected 1600.000 MHz processor
 1863 09:53:28.776173  [    0.000000] tsc: Detected 1599.960 MHz TSC
 1864 09:53:28.782897  [    0.000057] last_pfn = 0x17f000 max_arch_pfn = 0x400000000
 1865 09:53:28.789785  [    0.001403] x86/PAT: Configuration [0-7]: WB  WC  UC- UC  WB  WP  UC- WT  
 1866 09:53:28.796042  [    0.007245] last_pfn = 0x7a998 max_arch_pfn = 0x400000000
 1867 09:53:28.802927  [    0.026310] check: Scanning 1 areas for low memory corruption
 1868 09:53:28.809344  [    0.026323] Using GB pages for direct mapping
 1869 09:53:28.812403  [    0.027193] RAMDISK: [mem 0x377f5000-0x37ffffff]
 1870 09:53:28.819343  [    0.027201] ACPI: Early table checksum verification disabled
 1871 09:53:28.825754  [    0.027210] ACPI: RSDP 0x00000000000F0000 000024 (v02 CORE  )
 1872 09:53:28.836091  [    0.027225] ACPI: XSDT 0x000000007AA9A0E0 00006C (v01 CORE   COREBOOT 00000000 CORE 00000000)
 1873 09:53:28.845506  [    0.027243] ACPI: FACP 0x000000007AA9E970 0000F4 (v04 CORE   COREBOOT 00000000 CORE 00000000)
 1874 09:53:28.855330  [    0.027261] ACPI: DSDT 0x000000007AA9A280 0046E3 (v05 COREv4 COREBOOT 20110725 INTL 20180531)
 1875 09:53:28.858546  [    0.027275] ACPI: FACS 0x000000007AA9A240 000040
 1876 09:53:28.865381  [    0.027288] ACPI: FACS 0x000000007AA9A240 000040
 1877 09:53:28.874864  [    0.027300] ACPI: SSDT 0x000000007AA9EA70 000EFA (v02 CORE   COREBOOT 0000002A CORE 0000002A)
 1878 09:53:28.885022  [    0.027315] ACPI: MCFG 0x000000007AA9F970 00003C (v01 CORE   COREBOOT 00000000 CORE 00000000)
 1879 09:53:28.894670  [    0.027328] ACPI: TPM2 0x000000007AA9F9B0 000040 (v04 CORE   COREBOOT 00000000 CORE 00000000)
 1880 09:53:28.904503  [    0.027342] ACPI: APIC 0x000000007AA9F9F0 00006C (v02 CORE   COREBOOT 00000000 CORE 00000000)
 1881 09:53:28.911643  [    0.027355] ACPI: NHLT 0x000000007AA9FA60 001B1C (v05 GOOGLE RAMMUS   00000000 CORE 00000000)
 1882 09:53:28.921471  [    0.027371] ACPI: DMAR 0x000000007AAA1580 000088 (v01 CORE   COREBOOT 00000000 CORE 00000000)
 1883 09:53:28.931398  [    0.027384] ACPI: DBG2 0x000000007AAA3610 000061 (v00 CORE   COREBOOT 00000000 CORE 00000000)
 1884 09:53:28.940951  [    0.027398] ACPI: HPET 0x000000007AAA3680 000038 (v01 CORE   COREBOOT 00000000 CORE 00000000)
 1885 09:53:28.950551  [    0.027411] ACPI: Reserving FACP table memory at [mem 0x7aa9e970-0x7aa9ea63]
 1886 09:53:28.957191  [    0.027417] ACPI: Reserving DSDT table memory at [mem 0x7aa9a280-0x7aa9e962]
 1887 09:53:28.963849  [    0.027423] ACPI: Reserving FACS table memory at [mem 0x7aa9a240-0x7aa9a27f]
 1888 09:53:28.973683  [    0.027428] ACPI: Reserving FACS table memory at [mem 0x7aa9a240-0x7aa9a27f]
 1889 09:53:28.980277  [    0.027433] ACPI: Reserving SSDT table memory at [mem 0x7aa9ea70-0x7aa9f969]
 1890 09:53:28.990237  [    0.027439] ACPI: Reserving MCFG table memory at [mem 0x7aa9f970-0x7aa9f9ab]
 1891 09:53:28.996970  [    0.027444] ACPI: Reserving TPM2 table memory at [mem 0x7aa9f9b0-0x7aa9f9ef]
 1892 09:53:29.003128  [    0.027449] ACPI: Reserving APIC table memory at [mem 0x7aa9f9f0-0x7aa9fa5b]
 1893 09:53:29.012983  [    0.027455] ACPI: Reserving NHLT table memory at [mem 0x7aa9fa60-0x7aaa157b]
 1894 09:53:29.019845  [    0.027460] ACPI: Reserving DMAR table memory at [mem 0x7aaa1580-0x7aaa1607]
 1895 09:53:29.029396  [    0.027466] ACPI: Reserving DBG2 table memory at [mem 0x7aaa3610-0x7aaa3670]
 1896 09:53:29.035886  [    0.027471] ACPI: Reserving HPET table memory at [mem 0x7aaa3680-0x7aaa36b7]
 1897 09:53:29.039630  [    0.027615] No NUMA configuration found
 1898 09:53:29.049001  [    0.027621] Faking a node at [mem 0x0000000000000000-0x000000017effffff]
 1899 09:53:29.055927  [    0.027632] NODE_DATA(0) allocated [mem 0x17effc000-0x17effffff]
 1900 09:53:29.059063  [    0.027682] Zone ranges:
 1901 09:53:29.065915  [    0.027687]   DMA      [mem 0x0000000000001000-0x0000000000ffffff]
 1902 09:53:29.072198  [    0.027696]   DMA32    [mem 0x0000000001000000-0x00000000ffffffff]
 1903 09:53:29.078827  [    0.027704]   Normal   [mem 0x0000000100000000-0x000000017effffff]
 1904 09:53:29.082127  [    0.027712] Movable zone start for each node
 1905 09:53:29.088488  [    0.027717] Early memory node ranges
 1906 09:53:29.095363  [    0.027723]   node   0: [mem 0x0000000000001000-0x000000000009ffff]
 1907 09:53:29.102119  [    0.027729]   node   0: [mem 0x0000000000100000-0x000000007a997fff]
 1908 09:53:29.108459  [    0.027735]   node   0: [mem 0x0000000100000000-0x000000017effffff]
 1909 09:53:29.114806  [    0.027742] Initmem setup node 0 [mem 0x0000000000001000-0x000000017effffff]
 1910 09:53:29.121451  [    0.027781] On node 0, zone DMA: 1 pages in unavailable ranges
 1911 09:53:29.128279  [    0.027830] On node 0, zone DMA: 96 pages in unavailable ranges
 1912 09:53:29.138315  [    0.039815] On node 0, zone Normal: 22120 pages in unavailable ranges
 1913 09:53:29.144836  [    0.039898] On node 0, zone Normal: 4096 pages in unavailable ranges
 1914 09:53:29.150996  [    0.039925] Reserving Intel graphics memory at [mem 0x7c000000-0x7fffffff]
 1915 09:53:29.157592  [    0.040287] ACPI: PM-Timer IO Port: 0x1808
 1916 09:53:29.164426  [    0.040343] IOAPIC[0]: apic_id 2, version 32, address 0xfec00000, GSI 0-119
 1917 09:53:29.171137  [    0.040358] ACPI: INT_SRC_OVR (bus 0 bus_irq 0 global_irq 2 dfl dfl)
 1918 09:53:29.177620  [    0.040364] ACPI: INT_SRC_OVR (bus 0 bus_irq 9 global_irq 9 high level)
 1919 09:53:29.184173  [    0.040380] Using ACPI (MADT) for SMP configuration information
 1920 09:53:29.190475  [    0.040386] ACPI: HPET id: 0x8086a701 base: 0xfed00000
 1921 09:53:29.197142  [    0.040394] TSC deadline timer available
 1922 09:53:29.200344  [    0.040400] smpboot: Allowing 4 CPUs, 0 hotplug CPUs
 1923 09:53:29.210492  [    0.040430] PM: hibernation: Registered nosave memory: [mem 0x00000000-0x00000fff]
 1924 09:53:29.216928  [    0.040436] PM: hibernation: Registered nosave memory: [mem 0x000a0000-0x000fffff]
 1925 09:53:29.226856  [    0.040443] PM: hibernation: Registered nosave memory: [mem 0x7a998000-0x7affffff]
 1926 09:53:29.236792  [    0.040447] PM: hibernation: Registered nosave memory: [mem 0x7b000000-0x7fffffff]
 1927 09:53:29.243364  [    0.040452] PM: hibernation: Registered nosave memory: [mem 0x80000000-0xdfffffff]
 1928 09:53:29.253258  [    0.040457] PM: hibernation: Registered nosave memory: [mem 0xe0000000-0xe3ffffff]
 1929 09:53:29.259667  [    0.040461] PM: hibernation: Registered nosave memory: [mem 0xe4000000-0xfdffffff]
 1930 09:53:29.269531  [    0.040466] PM: hibernation: Registered nosave memory: [mem 0xfe000000-0xfe00ffff]
 1931 09:53:29.276579  [    0.040470] PM: hibernation: Registered nosave memory: [mem 0xfe010000-0xfed0ffff]
 1932 09:53:29.286336  [    0.040475] PM: hibernation: Registered nosave memory: [mem 0xfed10000-0xfed19fff]
 1933 09:53:29.295990  [    0.040480] PM: hibernation: Registered nosave memory: [mem 0xfed1a000-0xfed7ffff]
 1934 09:53:29.302354  [    0.040484] PM: hibernation: Registered nosave memory: [mem 0xfed80000-0xfed84fff]
 1935 09:53:29.312242  [    0.040489] PM: hibernation: Registered nosave memory: [mem 0xfed85000-0xfed8ffff]
 1936 09:53:29.318919  [    0.040493] PM: hibernation: Registered nosave memory: [mem 0xfed90000-0xfed91fff]
 1937 09:53:29.328755  [    0.040498] PM: hibernation: Registered nosave memory: [mem 0xfed92000-0xffffffff]
 1938 09:53:29.335315  [    0.040507] [mem 0x80000000-0xdfffffff] available for PCI devices
 1939 09:53:29.348347  [    0.040515] clocksource: refined-jiffies: mask: 0xffffffff max_cycles: 0xffffffff, max_idle_ns: 1910969940391419 ns
 1940 09:53:29.354939  [    0.055118] setup_percpu: NR_CPUS:64 nr_cpumask_bits:64 nr_cpu_ids:4 nr_node_ids:1
 1941 09:53:29.361783  [    0.055413] percpu: Embedded 59 pages/cpu s200848 r8192 d32624 u524288
 1942 09:53:29.371501  [    0.055490] Built 1 zonelists, mobility grouping on.  Total pages: 1006266
 1943 09:53:29.374608  [    0.055495] Policy zone: Normal
 1944 09:53:29.397670  [    0.055510] 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/7550111/extract-nfsrootfs-9is8zsg0,tcp,hard ip=dhcp tftpserverip=192.168.201.1
 1945 09:53:29.407440  [    0.056072] Dentry cache hash table entries: 524288 (order: 10, 4194304 bytes, linear)
 1946 09:53:29.417585  [    0.056336] Inode-cache hash table entries: 262144 (order: 9, 2097152 bytes, linear)
 1947 09:53:29.424263  [    0.056431] mem auto-init: stack:off, heap alloc:off, heap free:off
 1948 09:53:29.440280  [    0.078817] Memory: 3888556K/4089052K available (18450K kernel code, 3465K rwdata, 6808K rodata, 2036K init, 13236K bss, 200236K reserved, 0K cma-reserved)
 1949 09:53:29.447244  [    0.078979] SLUB: HWalign=64, Order=0-3, MinObjects=0, CPUs=4, Nodes=1
 1950 09:53:29.453588  [    0.079042] Kernel/User page tables isolation: enabled
 1951 09:53:29.460251  [    0.079147] ftrace: allocating 53381 entries in 209 pages
 1952 09:53:29.463780  [    0.139694] ftrace: allocated 209 pages with 4 groups
 1953 09:53:29.466911  [    0.140024] Running RCU self tests
 1954 09:53:29.473664  [    0.140043] rcu: Hierarchical RCU implementation.
 1955 09:53:29.479783  [    0.140048] rcu: 	RCU event tracing is enabled.
 1956 09:53:29.483070  [    0.140052] rcu: 	RCU lockdep checking is enabled.
 1957 09:53:29.489966  [    0.140058] rcu: 	RCU restricting CPUs from NR_CPUS=64 to nr_cpu_ids=4.
 1958 09:53:29.496413  [    0.140063] 	Rude variant of Tasks RCU enabled.
 1959 09:53:29.502819  [    0.140068] 	Tracing variant of Tasks RCU enabled.
 1960 09:53:29.509603  [    0.140073] rcu: RCU calculated value of scheduler-enlistment delay is 100 jiffies.
 1961 09:53:29.519550  [    0.140079] rcu: Adjusting geometry for rcu_fanout_leaf=16, nr_cpu_ids=4
 1962 09:53:29.525954  [    0.151481] NR_IRQS: 4352, nr_irqs: 1024, preallocated irqs: 16
 1963 09:53:29.529571  [    0.151962] random: crng init done
 1964 09:53:29.532668  [    0.152076] Console: colour dummy device 80x25
 1965 09:53:29.539305  [    0.227364] printk: console [ttyS0] enabled
 1966 09:53:29.545943  [    0.227733] Lock dependency validator: Copyright (c) 2006 Red Hat, Inc., Ingo Molnar
 1967 09:53:29.552753  [    0.228396] ... MAX_LOCKDEP_SUBCLASSES:  8
 1968 09:53:29.555838  [    0.228757] ... MAX_LOCK_DEPTH:          48
 1969 09:53:29.562270  [    0.229125] ... MAX_LOCKDEP_KEYS:        8192
 1970 09:53:29.565531  [    0.229507] ... CLASSHASH_SIZE:          4096
 1971 09:53:29.572209  [    0.229889] ... MAX_LOCKDEP_ENTRIES:     32768
 1972 09:53:29.575641  [    0.230278] ... MAX_LOCKDEP_CHAINS:      65536
 1973 09:53:29.581891  [    0.230667] ... CHAINHASH_SIZE:          32768
 1974 09:53:29.588359  [    0.231057]  memory used by lock dependency info: 6365 kB
 1975 09:53:29.591787  [    0.231526]  memory used for stack traces: 4224 kB
 1976 09:53:29.598492  [    0.231944]  per task-struct memory footprint: 1920 bytes
 1977 09:53:29.601740  [    0.232475] ACPI: Core revision 20200925
 1978 09:53:29.608471  [    0.233087] hpet: HPET dysfunctional in PC10. Force disabled.
 1979 09:53:29.614751  [    0.233588] APIC: Switch to symmetric I/O mode setup
 1980 09:53:29.628153  [    0.238037] clocksource: tsc-early: mask: 0xffffffffffffffff max_cycles: 0x170fff30cc4, max_idle_ns: 440795237869 ns
 1981 09:53:29.637731  [    0.238974] Calibrating delay loop (skipped), value calculated using timer frequency.. 3199.92 BogoMIPS (lpj=1599960)
 1982 09:53:29.644398  [    0.239880] pid_max: default: 32768 minimum: 301
 1983 09:53:29.647889  [    0.239942] LSM: Security Framework initializing
 1984 09:53:29.654427  [    0.239942] SELinux:  Initializing.
 1985 09:53:29.657531  [    0.239942] LSM support for eBPF active
 1986 09:53:29.664444  [    0.239942] Mount-cache hash table entries: 8192 (order: 4, 65536 bytes, linear)
 1987 09:53:29.673975  [    0.239942] Mountpoint-cache hash table entries: 8192 (order: 4, 65536 bytes, linear)
 1988 09:53:29.680728  [    0.239942] mce: CPU0: Thermal monitoring enabled (TM1)
 1989 09:53:29.684156  [    0.239942] process: using mwait in idle threads
 1990 09:53:29.690706  [    0.239942] Last level iTLB entries: 4KB 64, 2MB 8, 4MB 8
 1991 09:53:29.697258  [    0.239942] Last level dTLB entries: 4KB 64, 2MB 0, 4MB 0, 1GB 4
 1992 09:53:29.706947  [    0.239942] Spectre V1 : Mitigation: usercopy/swapgs barriers and __user pointer sanitization
 1993 09:53:29.713543  [    0.239942] Spectre V2 : Mitigation: IBRS
 1994 09:53:29.720163  [    0.239942] Spectre V2 : Spectre v2 / SpectreRSB mitigation: Filling RSB on context switch
 1995 09:53:29.730124  [    0.239942] Spectre V2 : Spectre v2 / SpectreRSB : Filling RSB on VMEXIT
 1996 09:53:29.733255  [    0.239942] RETBleed: Mitigation: IBRS
 1997 09:53:29.743034  [    0.239942] Spectre V2 : mitigation: Enabling conditional Indirect Branch Prediction Barrier
 1998 09:53:29.752799  [    0.239942] Speculative Store Bypass: Mitigation: Speculative Store Bypass disabled via prctl and seccomp
 1999 09:53:29.759528  [    0.239942] MDS: Vulnerable: Clear CPU buffers attempted, no microcode
 2000 09:53:29.769442  [    0.239942] MMIO Stale Data: Vulnerable: Clear CPU buffers attempted, no microcode
 2001 09:53:29.772732  [    0.239942] SRBDS: Vulnerable: No microcode
 2002 09:53:29.779454  [    0.239942] ------------[ cut here ]------------
 2003 09:53:29.789474  [    0.239942] missing return thunk: lkdtm_rodata_do_nothing+0x0/0x10-lkdtm_rodata_do_nothing+0x5/0x10: e9 00 00 00 00
 2004 09:53:29.799393  [    0.239942] WARNING: CPU: 0 PID: 0 at arch/x86/kernel/alternative.c:712 apply_returns+0x1f5/0x220
 2005 09:53:29.805985  [    0.239942] Modules linked in:
 2006 09:53:29.812230  [    0.239942] CPU: 0 PID: 0 Comm: swapper/0 Not tainted 5.10.145-cip17 #1
 2007 09:53:29.819006  [    0.239942] Hardware name: Google Rammus/Rammus, BIOS  09/04/2020
 2008 09:53:29.822541  [    0.239942] RIP: 0010:apply_returns+0x1f5/0x220
 2009 09:53:29.845411  [    0.239942] 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 98 8b 0c 85 c6 05 f9 5c e4 01 01 e8 a6 7a e8 00 <0f> 0b e9 b9 fe ff ff 44 89 f9 c7 00 cc cc cc cc c7 44 08 fc cc cc
 2010 09:53:29.851751  [    0.239942] RSP: 0000:ffffffff85403de0 EFLAGS: 00010282
 2011 09:53:29.858920  [    0.239942] RAX: 0000000000000000 RBX: ffffffff85ee3fc0 RCX: 0000000000000000
 2012 09:53:29.865604  [    0.239942] RDX: 0000000000000000 RSI: 0000000000000000 RDI: ffffffff8397a8a1
 2013 09:53:29.874889  [    0.239942] RBP: ffffffff84d9b320 R08: 0000000000000001 R09: 0000000000000001
 2014 09:53:29.882109  [    0.239942] R10: ffffffff8548fbc0 R11: 3fffffffffffffff R12: ffffffff85efbb6c
 2015 09:53:29.891565  [    0.239942] R13: cccccccccccccccc R14: ffffffff84d9b325 R15: 0000000000000004
 2016 09:53:29.898213  [    0.239942] FS:  0000000000000000(0000) GS:ffff9f1cbac00000(0000) knlGS:0000000000000000
 2017 09:53:29.904767  [    0.239942] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
 2018 09:53:29.914390  [    0.239942] CR2: ffff9f1c9e201000 CR3: 000000015ca26001 CR4: 00000000003706f0
 2019 09:53:29.917910  [    0.239942] Call Trace:
 2020 09:53:29.921083  [    0.239942]  alternative_instructions+0x7d/0x143
 2021 09:53:29.924499  [    0.239942]  check_bugs+0xedd/0xf39
 2022 09:53:29.931037  [    0.239942]  start_kernel+0x517/0x54d
 2023 09:53:29.934757  [    0.239942]  secondary_startup_64_no_verify+0xc2/0xcb
 2024 09:53:29.940935  [    0.239942] irq event stamp: 162191
 2025 09:53:29.950882  [    0.239942] hardirqs last  enabled at (162199): [<ffffffff8397a8a1>] console_unlock+0x4d1/0x5f0
 2026 09:53:29.957733  [    0.239942] hardirqs last disabled at (162206): [<ffffffff8397a814>] console_unlock+0x444/0x5f0
 2027 09:53:29.970744  [    0.239942] softirqs last  enabled at (1816): [<ffffffff839d2f3b>] cgroup_idr_alloc.constprop.0+0x5b/0xe0
 2028 09:53:29.980707  [    0.239942] softirqs last disabled at (1814): [<ffffffff839d2f0e>] cgroup_idr_alloc.constprop.0+0x2e/0xe0
 2029 09:53:29.984398  login-action: exception
 2031 09:53:30.085149  [    0.239942] ---[ end trace 82f3067a6a326e44 ]--#
 2032 09:53:30.085273  [login-action] Waiting for messages, (timeout 00:04:28)
 2033 09:53:30.085406  -
 2034 09:53:30.085481  [    0.239942] Freeing SMP alternatives memory: 44K
 2035 09:53:30.085544  [    0.239942] smpboot: CPU0: Intel(R) Core(TM) m3-8100Y CPU @ 1.10GHz (family: 0x6, model: 0x8e, stepping: 0x9)
 2036 09:53:30.085606  [    0.240874] Performance Events: PEBS fmt3+, Skylake events, 32-deep LBR, full-width counters, Intel PMU driver.
 2037 09:53:30.085666  [    0.240963] ... version:                4
 2038 09:53:30.085724  [    0.241323] ... bit width:              48
 2039 09:53:30.085782  [    0.241687] ... generic registers:      4
 2040 09:53:30.085839  [    0.241951] ... value mask:             0000ffffffffffff
 2041 09:53:30.085895  [    0.242417] ... max period:             00007fffffffffff
 2042 09:53:30.085951  [    0.242882] ... fixed-purpose events:   3
 2043 09:53:30.086007  [    0.242951] ... event mask:             000000070000000f
 2044 09:53:30.086062  [    0.244118] rcu: Hierarchical SRCU implementation.
 2045 09:53:30.086117  [    0.247084] smp: Bringing up secondary CPUs ...
 2046 09:53:30.086172  [    0.248509] x86: Booting SMP configuration:
 2047 09:53:30.086228  [    0.248907] .... node  #0, CPUs:      #1
 2048 09:53:30.086493  [    0.250452] 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.
 2049 09:53:30.128080  [    0.250968] 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.
 2050 09:53:30.128168  [    0.252844]  #2 #3
 2051 09:53:30.128236  [    0.255642] smp: Brought up 1 node, 4 CPUs
 2052 09:53:30.128299  [    0.256324] smpboot: Max logical packages: 1
 2053 09:53:30.128359  [    0.256705] smpboot: Total of 4 processors activated (12799.68 BogoMIPS)
 2054 09:53:30.128419  [    0.259955] devtmpfs: initialized
 2055 09:53:30.131712  [    0.260709] x86/mm: Memory block size: 128MB
 2056 09:53:30.141750  [    0.266125] clocksource: jiffies: mask: 0xffffffff max_cycles: 0xffffffff, max_idle_ns: 1911260446275000 ns
 2057 09:53:30.148410  [    0.266974] futex hash table entries: 1024 (order: 5, 131072 bytes, linear)
 2058 09:53:30.154738  [    0.268153] pinctrl core: initialized pinctrl subsystem
 2059 09:53:30.161334  [    0.269069] PM: RTC time: 09:40:52, date: 2022-10-11
 2060 09:53:30.164842  [    0.270257] NET: Registered protocol family 16
 2061 09:53:30.171400  [    0.271704] audit: initializing netlink subsys (disabled)
 2062 09:53:30.181307  [    0.272009] audit: type=2000 audit(1665481252.033:1): state=initialized audit_enabled=0 res=1
 2063 09:53:30.187763  [    0.273083] thermal_sys: Registered thermal governor 'step_wise'
 2064 09:53:30.194643  [    0.273091] thermal_sys: Registered thermal governor 'user_space'
 2065 09:53:30.198169  [    0.273723] cpuidle: using governor menu
 2066 09:53:30.205055  [    0.274393] ACPI: bus type PCI registered
 2067 09:53:30.216595  [    0.275456] PCI: MMCONFIG for domain 0000 [bus 00-3f] at [mem 0xe0000000-0xe3ffffff] (base 0xe0000000)
 2068 09:53:30.223805  [    0.275958] PCI: MMCONFIG at [mem 0xe0000000-0xe3ffffff] reserved in E820
 2069 09:53:30.228003  [    0.276591] PCI: Using configuration type 1 for base access
 2070 09:53:30.231511  [    0.308198] Kprobes globally optimized
 2071 09:53:30.241830  [    0.309000] HugeTLB registered 1.00 GiB page size, pre-allocated 0 pages
 2072 09:53:30.249511  [    0.309564] HugeTLB registered 2.00 MiB page size, pre-allocated 0 pages
 2073 09:53:30.257183  [    0.310210] cryptomgr_test (38) used greatest stack depth: 14880 bytes left
 2074 09:53:30.260519  [    0.314104] ACPI: Added _OSI(Module Device)
 2075 09:53:30.263922  [    0.314481] ACPI: Added _OSI(Processor Device)
 2076 09:53:30.270861  [    0.314879] ACPI: Added _OSI(3.0 _SCP Extensions)
 2077 09:53:30.277449  [    0.314960] ACPI: Added _OSI(Processor Aggregator Device)
 2078 09:53:30.280765  [    0.315437] ACPI: Added _OSI(Linux-Dell-Video)
 2079 09:53:30.287053  [    0.315834] ACPI: Added _OSI(Linux-Lenovo-NV-HDMI-Audio)
 2080 09:53:30.294101  [    0.315958] ACPI: Added _OSI(Linux-HPI-Hybrid-Graphics)
 2081 09:53:30.300481  [    0.333548] ACPI: 2 ACPI AML tables successfully acquired and loaded
 2082 09:53:30.303657  [    0.344903] ACPI: EC: EC started
 2083 09:53:30.306933  [    0.344948] ACPI: EC: interrupt blocked
 2084 09:53:30.313692  [    0.346338] ACPI: EC: EC_CMD/EC_SC=0x66, EC_DATA=0x62
 2085 09:53:30.323459  [    0.346789] ACPI: \_SB_.PCI0.LPCB.EC0_: Boot DSDT EC used to handle transactions
 2086 09:53:30.326724  [    0.346950] ACPI: Interpreter enabled
 2087 09:53:30.329950  [    0.347377] ACPI: (supports S0 S3 S4 S5)
 2088 09:53:30.336807  [    0.347729] ACPI: Using IOAPIC for interrupt routing
 2089 09:53:30.346576  [    0.348055] PCI: Using host bridge windows from ACPI; if necessary, use \"pci=nocrs\" and report a bug
 2090 09:53:30.353440  [    0.372632] ACPI: Power Resource [PRIC] (on)
 2091 09:53:30.359783  [    0.509797] ACPI: PCI Root Bridge [PCI0] (domain 0000 [bus 00-ff])
 2092 09:53:30.369727  [    0.509965] acpi PNP0A08:00: _OSC: OS supports [ExtendedConfig ASPM ClockPM Segments MSI HPX-Type3]
 2093 09:53:30.376028  [    0.511209] acpi PNP0A08:00: _OSC: OS now controls [PME PCIeCapability LTR]
 2094 09:53:30.389120  [    0.511909] acpi PNP0A08:00: [Firmware Info]: MMCONFIG for domain 0000 [bus 00-3f] only partially covers this bridge
 2095 09:53:30.392577  [    0.512879] PCI host bridge to bus 0000:00
 2096 09:53:30.399041  [    0.512958] pci_bus 0000:00: root bus resource [io  0x0000-0x0cf7 window]
 2097 09:53:30.409407  [    0.513550] pci_bus 0000:00: root bus resource [io  0x0d00-0xffff window]
 2098 09:53:30.415655  [    0.513953] pci_bus 0000:00: root bus resource [mem 0x000a0000-0x000bffff window]
 2099 09:53:30.425420  [    0.514602] pci_bus 0000:00: root bus resource [mem 0x000c0000-0x000c3fff window]
 2100 09:53:30.432162  [    0.514953] pci_bus 0000:00: root bus resource [mem 0x000c4000-0x000c7fff window]
 2101 09:53:30.441878  [    0.515602] pci_bus 0000:00: root bus resource [mem 0x000c8000-0x000cbfff window]
 2102 09:53:30.448284  [    0.515953] pci_bus 0000:00: root bus resource [mem 0x000cc000-0x000cffff window]
 2103 09:53:30.458344  [    0.516602] pci_bus 0000:00: root bus resource [mem 0x000d0000-0x000d3fff window]
 2104 09:53:30.468112  [    0.516953] pci_bus 0000:00: root bus resource [mem 0x000d4000-0x000d7fff window]
 2105 09:53:30.474863  [    0.517601] pci_bus 0000:00: root bus resource [mem 0x000d8000-0x000dbfff window]
 2106 09:53:30.484777  [    0.517953] pci_bus 0000:00: root bus resource [mem 0x000dc000-0x000dffff window]
 2107 09:53:30.491081  [    0.518601] pci_bus 0000:00: root bus resource [mem 0x000e0000-0x000e3fff window]
 2108 09:53:30.501113  [    0.518953] pci_bus 0000:00: root bus resource [mem 0x000e4000-0x000e7fff window]
 2109 09:53:30.507712  [    0.519601] pci_bus 0000:00: root bus resource [mem 0x000e8000-0x000ebfff window]
 2110 09:53:30.517638  [    0.519953] pci_bus 0000:00: root bus resource [mem 0x000ec000-0x000effff window]
 2111 09:53:30.523826  [    0.520602] pci_bus 0000:00: root bus resource [mem 0x000f0000-0x000fffff window]
 2112 09:53:30.533879  [    0.520953] pci_bus 0000:00: root bus resource [mem 0x80000001-0xdfffffff window]
 2113 09:53:30.543679  [    0.521602] pci_bus 0000:00: root bus resource [mem 0x800000000-0xbffffffff window]
 2114 09:53:30.550524  [    0.521953] pci_bus 0000:00: root bus resource [mem 0xfd000000-0xfe7fffff window]
 2115 09:53:30.560088  [    0.522601] pci_bus 0000:00: root bus resource [mem 0xfed40000-0xfed44fff window]
 2116 09:53:30.566644  [    0.522954] pci_bus 0000:00: root bus resource [bus 00-ff]
 2117 09:53:30.573618  [    0.523554] pci 0000:00:00.0: [8086:590c] type 00 class 0x060000
 2118 09:53:30.579591  [    0.525476] pci 0000:00:02.0: [8086:591c] type 00 class 0x030000
 2119 09:53:30.586225  [    0.525984] pci 0000:00:02.0: reg 0x10: [mem 0xd0000000-0xd0ffffff 64bit]
 2120 09:53:30.596111  [    0.526593] pci 0000:00:02.0: reg 0x18: [mem 0xc0000000-0xcfffffff 64bit pref]
 2121 09:53:30.599576  [    0.526964] pci 0000:00:02.0: reg 0x20: [io  0x1c00-0x1c3f]
 2122 09:53:30.605927  [    0.528431] pci 0000:00:04.0: [8086:1903] type 00 class 0x118000
 2123 09:53:30.615802  [    0.528985] pci 0000:00:04.0: reg 0x10: [mem 0xd1120000-0xd1127fff 64bit]
 2124 09:53:30.622828  [    0.530733] pci 0000:00:08.0: [8086:1911] type 00 class 0x088000
 2125 09:53:30.629156  [    0.530986] pci 0000:00:08.0: reg 0x10: [mem 0xd1130000-0xd1130fff 64bit]
 2126 09:53:30.635862  [    0.532567] pci 0000:00:14.0: [8086:9d2f] type 00 class 0x0c0330
 2127 09:53:30.645472  [    0.533004] pci 0000:00:14.0: reg 0x10: [mem 0xd1100000-0xd110ffff 64bit]
 2128 09:53:30.652157  [    0.533779] pci 0000:00:14.0: PME# supported from D3hot D3cold
 2129 09:53:30.658760  [    0.535122] pci 0000:00:14.2: [8086:9d31] type 00 class 0x118000
 2130 09:53:30.665429  [    0.535694] pci 0000:00:14.2: reg 0x10: [mem 0xd1131000-0xd1131fff 64bit]
 2131 09:53:30.671929  [    0.536977] pci 0000:00:15.0: [8086:9d60] type 00 class 0x118000
 2132 09:53:30.678713  [    0.537555] pci 0000:00:15.0: reg 0x10: [mem 0xd1132000-0xd1132fff 64bit]
 2133 09:53:30.685276  [    0.539175] pci 0000:00:15.1: [8086:9d61] type 00 class 0x118000
 2134 09:53:30.695059  [    0.539753] pci 0000:00:15.1: reg 0x10: [mem 0xd1133000-0xd1133fff 64bit]
 2135 09:53:30.701400  [    0.541200] pci 0000:00:19.0: [8086:9d66] type 00 class 0x118000
 2136 09:53:30.707911  [    0.541779] pci 0000:00:19.0: reg 0x10: [mem 0xfe034000-0xfe034fff 64bit]
 2137 09:53:30.714900  [    0.541989] pci 0000:00:19.0: reg 0x18: [mem 0xd1135000-0xd1135fff 64bit]
 2138 09:53:30.721354  [    0.543770] pci 0000:00:19.1: [8086:9d65] type 00 class 0x118000
 2139 09:53:30.731289  [    0.544006] pci 0000:00:19.1: reg 0x10: [mem 0xd1136000-0xd1136fff 64bit]
 2140 09:53:30.737540  [    0.545840] pci 0000:00:1c.0: [8086:9d10] type 01 class 0x060400
 2141 09:53:30.744395  [    0.546198] pci 0000:00:1c.0: PME# supported from D0 D3hot D3cold
 2142 09:53:30.750698  [    0.547902] pci 0000:00:1e.0: [8086:9d27] type 00 class 0x118000
 2143 09:53:30.757515  [    0.548008] pci 0000:00:1e.0: reg 0x10: [mem 0xd1137000-0xd1137fff 64bit]
 2144 09:53:30.763919  [    0.549837] pci 0000:00:1e.2: [8086:9d29] type 00 class 0x118000
 2145 09:53:30.770555  [    0.550014] pci 0000:00:1e.2: reg 0x10: [mem 0xd1138000-0xd1138fff 64bit]
 2146 09:53:30.780737  [    0.551819] pci 0000:00:1e.4: [8086:9d2b] type 00 class 0x080501
 2147 09:53:30.787272  [    0.552000] pci 0000:00:1e.4: reg 0x10: [mem 0xd1139000-0xd1139fff 64bit]
 2148 09:53:30.793605  [    0.553985] pci 0000:00:1e.6: [8086:9d2d] type 00 class 0x080501
 2149 09:53:30.800295  [    0.554557] pci 0000:00:1e.6: reg 0x10: [mem 0xd113a000-0xd113afff 64bit]
 2150 09:53:30.806798  [    0.556135] pci 0000:00:1f.0: [8086:9d4b] type 00 class 0x060100
 2151 09:53:30.813467  [    0.557840] pci 0000:00:1f.2: [8086:9d21] type 00 class 0x058000
 2152 09:53:30.819758  [    0.557990] pci 0000:00:1f.2: reg 0x10: [mem 0xd1128000-0xd112bfff]
 2153 09:53:30.829590  [    0.559685] pci 0000:00:1f.3: [8086:9d71] type 00 class 0x040100
 2154 09:53:30.836501  [    0.560005] pci 0000:00:1f.3: reg 0x10: [mem 0xd112c000-0xd112ffff 64bit]
 2155 09:53:30.843029  [    0.560661] pci 0000:00:1f.3: reg 0x20: [mem 0xd1110000-0xd111ffff 64bit]
 2156 09:53:30.849537  [    0.561096] pci 0000:00:1f.3: PME# supported from D3hot D3cold
 2157 09:53:30.856078  [    0.562777] pci 0000:00:1f.4: [8086:9d23] type 00 class 0x0c0500
 2158 09:53:30.862644  [    0.563023] pci 0000:00:1f.4: reg 0x10: [mem 0xd113c000-0xd113c0ff 64bit]
 2159 09:53:30.869082  [    0.563693] pci 0000:00:1f.4: reg 0x20: [io  0xefa0-0xefbf]
 2160 09:53:30.875992  [    0.565052] pci 0000:00:1f.5: [8086:9d24] type 00 class 0x000000
 2161 09:53:30.885729  [    0.565615] pci 0000:00:1f.5: reg 0x10: [mem 0xfe010000-0xfe010fff]
 2162 09:53:30.892370  [    0.567738] pci 0000:01:00.0: [8086:095a] type 00 class 0x028000
 2163 09:53:30.898903  [    0.568897] pci 0000:01:00.0: reg 0x10: [mem 0xd1000000-0xd1001fff 64bit]
 2164 09:53:30.905634  [    0.573494] pci 0000:01:00.0: PME# supported from D0 D3hot D3cold
 2165 09:53:30.912147  [    0.576446] pci 0000:00:1c.0: PCI bridge to [bus 01]
 2166 09:53:30.918597  [    0.576903] pci 0000:00:1c.0:   bridge window [mem 0xd1000000-0xd10fffff]
 2167 09:53:30.925253  [    0.578942] ACPI: PCI Interrupt Link [LNKA] (IRQs 3 4 5 6 10 12 14 15) *11
 2168 09:53:30.935059  [    0.580061] ACPI: PCI Interrupt Link [LNKB] (IRQs 3 4 5 6 *10 12 14 15)
 2169 09:53:30.941544  [    0.581118] ACPI: PCI Interrupt Link [LNKC] (IRQs 3 4 5 6 10 12 14 15) *11
 2170 09:53:30.948287  [    0.582187] ACPI: PCI Interrupt Link [LNKD] (IRQs 3 4 5 6 10 12 14 15) *11
 2171 09:53:30.957976  [    0.583252] ACPI: PCI Interrupt Link [LNKE] (IRQs 3 4 5 6 10 12 14 15) *11
 2172 09:53:30.964549  [    0.584314] ACPI: PCI Interrupt Link [LNKF] (IRQs 3 4 5 6 10 12 14 15) *11
 2173 09:53:30.971123  [    0.585364] ACPI: PCI Interrupt Link [LNKG] (IRQs 3 4 5 6 10 12 14 15) *11
 2174 09:53:30.981120  [    0.586367] ACPI: PCI Interrupt Link [LNKH] (IRQs 3 4 5 6 10 12 14 15) *11
 2175 09:53:30.984423  [    0.595338] ACPI: EC: interrupt unblocked
 2176 09:53:30.987716  [    0.595713] ACPI: EC: event unblocked
 2177 09:53:30.994656  [    0.595951] ACPI: EC: EC_CMD/EC_SC=0x66, EC_DATA=0x62
 2178 09:53:30.997825  [    0.596405] ACPI: EC: GPE=0x6e
 2179 09:53:31.004103  [    0.596691] ACPI: \_SB_.PCI0.LPCB.EC0_: Boot DSDT EC initialization complete
 2180 09:53:31.014056  [    0.596955] ACPI: \_SB_.PCI0.LPCB.EC0_: EC: Used to handle transactions and events
 2181 09:53:31.020832  [    0.598216] iommu: Default domain type: Translated 
 2182 09:53:31.027119  [    0.599102] pci 0000:00:02.0: vgaarb: setting as boot VGA device
 2183 09:53:31.037283  [    0.599598] pci 0000:00:02.0: vgaarb: VGA device added: decodes=io+mem,owns=io+mem,locks=none
 2184 09:53:31.043907  [    0.599981] pci 0000:00:02.0: vgaarb: bridge control possible
 2185 09:53:31.047189  [    0.600485] vgaarb: loaded
 2186 09:53:31.050173  [    0.601464] SCSI subsystem initialized
 2187 09:53:31.053428  [    0.602258] ACPI: bus type USB registered
 2188 09:53:31.060040  [    0.602796] usbcore: registered new interface driver usbfs
 2189 09:53:31.066852  [    0.603037] usbcore: registered new interface driver hub
 2190 09:53:31.073524  [    0.603557] usbcore: registered new device driver usb
 2191 09:53:31.076783  [    0.604127] pps_core: LinuxPPS API ver. 1 registered
 2192 09:53:31.086481  [    0.604567] pps_core: Software ver. 5.3.6 - Copyright 2005-2007 Rodolfo Giometti <giometti@linux.it>
 2193 09:53:31.093064  [    0.604967] PTP clock support registered
 2194 09:53:31.099793  [    0.606065] Advanced Linux Sound Architecture Driver Initialized.
 2195 09:53:31.102897  [    0.607960] NetLabel: Initializing
 2196 09:53:31.109527  [    0.608272] NetLabel:  domain hash size = 128
 2197 09:53:31.112984  [    0.608660] NetLabel:  protocols = UNLABELED CIPSOv4 CALIPSO
 2198 09:53:31.119545  [    0.609052] NetLabel:  unlabeled traffic allowed by default
 2199 09:53:31.126007  [    0.609687] PCI: Using ACPI for IRQ routing
 2200 09:53:31.132684  [    0.617910] clocksource: Switched to clocksource tsc-early
 2201 09:53:31.135751  [    1.153189] VFS: Disk quotas dquot_6.6.0
 2202 09:53:31.142128  [    1.153607] VFS: Dquot-cache hash table entries: 512 (order 0, 4096 bytes)
 2203 09:53:31.145502  [    1.154739] pnp: PnP ACPI init
 2204 09:53:31.155561  [    1.156140] system 00:00: [mem 0xfed10000-0xfed17fff] has been reserved
 2205 09:53:31.161981  [    1.156724] system 00:00: [mem 0xfed18000-0xfed18fff] has been reserved
 2206 09:53:31.168420  [    1.157330] system 00:00: [mem 0xfed19000-0xfed19fff] has been reserved
 2207 09:53:31.174829  [    1.157911] system 00:00: [mem 0xe0000000-0xe3ffffff] has been reserved
 2208 09:53:31.184880  [    1.158512] system 00:00: [mem 0xfed20000-0xfed3ffff] has been reserved
 2209 09:53:31.191542  [    1.159116] system 00:00: [mem 0xfed90000-0xfed93fff] could not be reserved
 2210 09:53:31.198312  [    1.159725] system 00:00: [mem 0xfed45000-0xfed8ffff] could not be reserved
 2211 09:53:31.207682  [    1.160356] system 00:00: [mem 0xff000000-0xffffffff] has been reserved
 2212 09:53:31.214547  [    1.160936] system 00:00: [mem 0xfee00000-0xfeefffff] has been reserved
 2213 09:53:31.221130  [    1.161537] system 00:00: [mem 0xfed00000-0xfed003ff] has been reserved
 2214 09:53:31.227900  [    1.163393] system 00:01: [io  0x1800-0x18fe] has been reserved
 2215 09:53:31.234252  [    1.164454] system 00:03: [io  0x0900-0x09fe] has been reserved
 2216 09:53:31.240872  [    1.165349] system 00:04: [io  0x0200] has been reserved
 2217 09:53:31.247734  [    1.165821] system 00:04: [io  0x0204] has been reserved
 2218 09:53:31.254163  [    1.166319] system 00:04: [io  0x0800-0x087f] has been reserved
 2219 09:53:31.260768  [    1.166843] system 00:04: [io  0x0880-0x08ff] has been reserved
 2220 09:53:31.263876  [    1.170615] pnp: PnP ACPI: found 6 devices
 2221 09:53:31.273961  [    1.189536] clocksource: acpi_pm: mask: 0xffffff max_cycles: 0xffffff, max_idle_ns: 2085701024 ns
 2222 09:53:31.280713  [    1.190477] NET: Registered protocol family 2
 2223 09:53:31.287075  [    1.191080] IP idents hash table entries: 65536 (order: 7, 524288 bytes, linear)
 2224 09:53:31.297207  [    1.193741] tcp_listen_portaddr_hash hash table entries: 2048 (order: 5, 163840 bytes, linear)
 2225 09:53:31.306813  [    1.194762] TCP established hash table entries: 32768 (order: 6, 262144 bytes, linear)
 2226 09:53:31.313305  [    1.195737] TCP bind hash table entries: 32768 (order: 9, 2359296 bytes, linear)
 2227 09:53:31.323102  [    1.198646] TCP: Hash tables configured (established 32768 bind 32768)
 2228 09:53:31.329765  [    1.199610] MPTCP token hash table entries: 4096 (order: 6, 360448 bytes, linear)
 2229 09:53:31.339487  [    1.200624] UDP hash table entries: 2048 (order: 6, 327680 bytes, linear)
 2230 09:53:31.346351  [    1.201557] UDP-Lite hash table entries: 2048 (order: 6, 327680 bytes, linear)
 2231 09:53:31.352741  [    1.202670] NET: Registered protocol family 1
 2232 09:53:31.359489  [    1.203999] RPC: Registered named UNIX socket transport module.
 2233 09:53:31.362611  [    1.204548] RPC: Registered udp transport module.
 2234 09:53:31.369132  [    1.204985] RPC: Registered tcp transport module.
 2235 09:53:31.375724  [    1.205403] RPC: Registered tcp NFSv4.1 backchannel transport module.
 2236 09:53:31.379054  [    1.206691] NET: Registered protocol family 44
 2237 09:53:31.385445  [    1.207135] pci 0000:00:1c.0: PCI bridge to [bus 01]
 2238 09:53:31.392393  [    1.207591] pci 0000:00:1c.0:   bridge window [mem 0xd1000000-0xd10fffff]
 2239 09:53:31.401953  [    1.208220] pci_bus 0000:00: resource 4 [io  0x0000-0x0cf7 window]
 2240 09:53:31.408535  [    1.208758] pci_bus 0000:00: resource 5 [io  0x0d00-0xffff window]
 2241 09:53:31.415208  [    1.209387] pci_bus 0000:00: resource 6 [mem 0x000a0000-0x000bffff window]
 2242 09:53:31.421766  [    1.210004] pci_bus 0000:00: resource 7 [mem 0x000c0000-0x000c3fff window]
 2243 09:53:31.431711  [    1.210603] pci_bus 0000:00: resource 8 [mem 0x000c4000-0x000c7fff window]
 2244 09:53:31.438390  [    1.211219] pci_bus 0000:00: resource 9 [mem 0x000c8000-0x000cbfff window]
 2245 09:53:31.445091  [    1.211818] pci_bus 0000:00: resource 10 [mem 0x000cc000-0x000cffff window]
 2246 09:53:31.454892  [    1.212441] pci_bus 0000:00: resource 11 [mem 0x000d0000-0x000d3fff window]
 2247 09:53:31.461232  [    1.213066] pci_bus 0000:00: resource 12 [mem 0x000d4000-0x000d7fff window]
 2248 09:53:31.471313  [    1.213673] pci_bus 0000:00: resource 13 [mem 0x000d8000-0x000dbfff window]
 2249 09:53:31.477894  [    1.214293] pci_bus 0000:00: resource 14 [mem 0x000dc000-0x000dffff window]
 2250 09:53:31.484647  [    1.214900] pci_bus 0000:00: resource 15 [mem 0x000e0000-0x000e3fff window]
 2251 09:53:31.494652  [    1.215525] pci_bus 0000:00: resource 16 [mem 0x000e4000-0x000e7fff window]
 2252 09:53:31.501154  [    1.216150] pci_bus 0000:00: resource 17 [mem 0x000e8000-0x000ebfff window]
 2253 09:53:31.507422  [    1.216756] pci_bus 0000:00: resource 18 [mem 0x000ec000-0x000effff window]
 2254 09:53:31.517354  [    1.217377] pci_bus 0000:00: resource 19 [mem 0x000f0000-0x000fffff window]
 2255 09:53:31.524162  [    1.218002] pci_bus 0000:00: resource 20 [mem 0x80000001-0xdfffffff window]
 2256 09:53:31.533965  [    1.218608] pci_bus 0000:00: resource 21 [mem 0x800000000-0xbffffffff window]
 2257 09:53:31.540431  [    1.219246] pci_bus 0000:00: resource 22 [mem 0xfd000000-0xfe7fffff window]
 2258 09:53:31.547041  [    1.219852] pci_bus 0000:00: resource 23 [mem 0xfed40000-0xfed44fff window]
 2259 09:53:31.553826  [    1.220476] pci_bus 0000:01: resource 1 [mem 0xd1000000-0xd10fffff]
 2260 09:53:31.563794  [    1.221637] pci 0000:00:02.0: Video device with shadowed ROM at [mem 0x000c0000-0x000dffff]
 2261 09:53:31.570230  [    1.225072] PCI: CLS 64 bytes, default 64
 2262 09:53:31.573395  [    1.225927] Unpacking initramfs...
 2263 09:53:31.576793  [    1.585215] Freeing initrd memory: 8236K
 2264 09:53:31.579886  [    1.585661] DMAR: Host address width 39
 2265 09:53:31.586735  [    1.586058] DMAR: DRHD base: 0x000000fed90000 flags: 0x0
 2266 09:53:31.596271  [    1.586604] DMAR: dmar0: reg_base_addr fed90000 ver 1:0 cap 1c0000c40660462 ecap 19e2ff0505e
 2267 09:53:31.603270  [    1.587350] DMAR: RMRR base: 0x0000007b800000 end: 0x0000007fffffff
 2268 09:53:31.609982  [    1.587900] DMAR: DRHD base: 0x000000fed91000 flags: 0x1
 2269 09:53:31.619756  [    1.588405] DMAR: dmar1: reg_base_addr fed91000 ver 1:0 cap d2008c40660462 ecap f050da
 2270 09:53:31.625943  [    1.589223] PCI-DMA: Using software bounce buffering for IO (SWIOTLB)
 2271 09:53:31.635870  [    1.589787] software IO TLB: mapped [mem 0x0000000076998000-0x000000007a998000] (64MB)
 2272 09:53:31.642835  [    1.590763] RAPL PMU: API unit is 2^-32 Joules, 5 fixed counters, 655360 ms ovfl timer
 2273 09:53:31.649156  [    1.591506] RAPL PMU: hw unit of domain pp0-core 2^-14 Joules
 2274 09:53:31.656153  [    1.592033] RAPL PMU: hw unit of domain package 2^-14 Joules
 2275 09:53:31.662238  [    1.592528] RAPL PMU: hw unit of domain dram 2^-14 Joules
 2276 09:53:31.669068  [    1.593016] RAPL PMU: hw unit of domain pp1-gpu 2^-14 Joules
 2277 09:53:31.675625  [    1.593511] RAPL PMU: hw unit of domain psys 2^-14 Joules
 2278 09:53:31.678744  [    1.596359] kvm: already loaded the other module
 2279 09:53:31.688986  [    1.610064] check: Scanning for low memory corruption every 60 seconds
 2280 09:53:31.692438  [    1.614822] Initialise system trusted keyrings
 2281 09:53:31.698890  [    1.615530] workingset: timestamp_bits=56 max_order=20 bucket_order=0
 2282 09:53:31.705226  [    1.643112] NFS: Registering the id_resolver key type
 2283 09:53:31.712203  [    1.643607] Key type id_resolver registered
 2284 09:53:31.715090  [    1.644042] Key type id_legacy registered
 2285 09:53:31.718495  [    1.666290] Key type asymmetric registered
 2286 09:53:31.725634  [    1.666689] Asymmetric key parser 'x509' registered
 2287 09:53:31.731617  [    1.667207] Block layer SCSI generic (bsg) driver version 0.4 loaded (major 249)
 2288 09:53:31.738395  [    1.667868] io scheduler mq-deadline registered
 2289 09:53:31.741533  [    1.668288] io scheduler kyber registered
 2290 09:53:31.747846  [    1.668928] test_firmware: interface ready
 2291 09:53:31.754319  [    1.671374] pcieport 0000:00:1c.0: PME: Signaling with IRQ 120
 2292 09:53:31.757701  [    1.673607] ACPI: AC Adapter [AC] (on-line)
 2293 09:53:31.770781  [    1.674506] input: Lid Switch as /devices/LNXSYSTM:00/LNXSYBUS:00/PNP0A08:00/device:03/PNP0C09:00/PNP0C0D:00/input/input0
 2294 09:53:31.774261  [    1.676434] ACPI: Lid Switch [LID0]
 2295 09:53:31.784118  [    1.677148] input: Power Button as /devices/LNXSYSTM:00/LNXPWRBN:00/input/input1
 2296 09:53:31.787134  [    1.678137] ACPI: Power Button [PWRF]
 2297 09:53:31.793687  [    1.678911] ACPI: \_PR_.CP00: Found 3 idle states
 2298 09:53:31.797129  [    1.680411] ACPI: \_PR_.CP01: Found 3 idle states
 2299 09:53:31.803698  [    1.681652] ACPI: \_PR_.CP02: Found 3 idle states
 2300 09:53:31.806955  [    1.683058] ACPI: \_PR_.CP03: Found 3 idle states
 2301 09:53:31.816740  [    1.685354] Serial: 8250/16550 driver, 4 ports, IRQ sharing enabled
 2302 09:53:31.819901  [    1.688857] hpet_acpi_add: no address or irqs in _CRS
 2303 09:53:31.826435  [    1.689642] Non-volatile memory driver v1.3
 2304 09:53:31.829817  [    1.690239] Linux agpgart interface v0.103
 2305 09:53:31.836786  [    1.690751] battery: ACPI: Battery Slot [BAT0] (battery present)
 2306 09:53:31.843116  [    1.694212] i915 0000:00:02.0: vgaarb: deactivate vga console
 2307 09:53:31.853300  [    1.749206] i915 0000:00:02.0: vgaarb: changed VGA decodes: olddecodes=io+mem,decodes=io+mem:owns=io+mem
 2308 09:53:31.862851  [    1.750568] i915 0000:00:02.0: Direct firmware load for i915/kbl_dmc_ver1_04.bin failed with error -2
 2309 09:53:31.875931  [    1.751522] i915 0000:00:02.0: [drm] Failed to load DMC firmware i915/kbl_dmc_ver1_04.bin. Disabling runtime power management.
 2310 09:53:31.892443  [    1.752754] i915 0000:00:02.0: [drm] DMC firmware homepage: https://git.kernel.org/pub/scm/linux/kernel/git/firmware/linux-firmware.git/tree/i915
 2311 09:53:31.898982  [    1.782409] [drm] Initialized i915 1.6.0 20200917 for 0000:00:02.0 on minor 0
 2312 09:53:31.905834  [    1.786851] [drm] Initialized vgem 1.0.0 20120112 for vgem on minor 1
 2313 09:53:31.912093  [    1.809437] loop: module loaded
 2314 09:53:31.918768  [    1.810828] lkdtm: No crash points registered, enable through debugfs
 2315 09:53:31.921954  [    1.843158] printk: console [ttyS0] disabled
 2316 09:53:31.931818  [    1.844645] dw-apb-uart.2: ttyS0 at MMIO 0xfe034000 (irq = 32, base_baud = 115200) is a 16550A
 2317 09:53:31.938729  [    2.638115] tsc: Refined TSC clocksource calibration: 1607.999 MHz
 2318 09:53:31.945083  [    2.639815] printk: console [ttyS0] enabled
 2319 09:53:31.954670  [    2.646615] clocksource: tsc: mask: 0xffffffffffffffff max_cycles: 0x172da94f0e2, max_idle_ns: 440795278248 ns
 2320 09:53:31.964485  [    2.680787] dw-apb-uart.4: ttyS1 at MMIO 0xd1137000 (irq = 20, base_baud = 115200) is a 16550A
 2321 09:53:32.036355  [    5.289175] clocksource: Switched to clocksource tsc
 2322 09:53:32.042886  [    5.289380] fbcon: i915drmfb (fb0) is primary device
 2323 09:53:32.049793  [    5.291851] pxa2xx-spi pxa2xx-spi.5: no DMA channels available, using PIO
 2324 09:53:32.059431  [    5.302937] tpm_tis_spi spi-PRP0001:00: TPM ready IRQ confirmed on attempt 2
 2325 09:53:32.063092  [    5.303599] e100: Intel(R) PRO/100 Network Driver
 2326 09:53:32.069782  [    5.303605] e100: Copyright(c) 1999-2006 Intel Corporation
 2327 09:53:32.076844  [    5.303778] e1000: Intel(R) PRO/1000 Network Driver
 2328 09:53:32.080349  [    5.303783] e1000: Copyright (c) 1999-2006 Intel Corporation.
 2329 09:53:32.086892  [    5.303987] e1000e: Intel(R) PRO/1000 Network Driver
 2330 09:53:32.093507  [    5.304006] e1000e: Copyright(c) 1999 - 2015 Intel Corporation.
 2331 09:53:32.097084  [    5.304235] sky2: driver version 1.30
 2332 09:53:32.103439  [    5.304942] usbcore: registered new interface driver r8152
 2333 09:53:32.109926  [    5.305693] ehci_hcd: USB 2.0 'Enhanced' Host Controller (EHCI) Driver
 2334 09:53:32.116659  [    5.305722] ehci-pci: EHCI PCI platform driver
 2335 09:53:32.123472  [    5.305886] ohci_hcd: USB 1.1 'Open' Host Controller (OHCI) Driver
 2336 09:53:32.129968  [    5.305913] ohci-pci: OHCI PCI platform driver
 2337 09:53:32.136740  [    5.306138] uhci_hcd: USB Universal Host Controller Interface driver
 2338 09:53:32.142925  [    5.308898] xhci_hcd 0000:00:14.0: xHCI Host Controller
 2339 09:53:32.149563  [    5.310769] xhci_hcd 0000:00:14.0: new USB bus registered, assigned bus number 1
 2340 09:53:32.159464  [    5.312501] xhci_hcd 0000:00:14.0: hcc params 0x200077c1 hci version 0x100 quirks 0x0000000081109810
 2341 09:53:32.169803  [    5.312567] xhci_hcd 0000:00:14.0: cache line size of 64 is not supported
 2342 09:53:32.176063  [    5.316492] usb usb1: New USB device found, idVendor=1d6b, idProduct=0002, bcdDevice= 5.10
 2343 09:53:32.186241  [    5.316565] usb usb1: New USB device strings: Mfr=3, Product=2, SerialNumber=1
 2344 09:53:32.192490  [    5.316572] usb usb1: Product: xHCI Host Controller
 2345 09:53:32.199158  [    5.316578] usb usb1: Manufacturer: Linux 5.10.145-cip17 xhci-hcd
 2346 09:53:32.202429  [    5.316583] usb usb1: SerialNumber: 0000:00:14.0
 2347 09:53:32.205981  [    5.319210] hub 1-0:1.0: USB hub found
 2348 09:53:32.212643  [    5.319407] hub 1-0:1.0: 12 ports detected
 2349 09:53:32.219050  [    5.328204] xhci_hcd 0000:00:14.0: xHCI Host Controller
 2350 09:53:32.225566  [    5.328997] tpm_tis_spi spi-PRP0001:00: 2.0 TPM (device-id 0x28, rev-id 0)
 2351 09:53:32.235547  [    5.329197] xhci_hcd 0000:00:14.0: new USB bus registered, assigned bus number 2
 2352 09:53:32.241956  [    5.329215] xhci_hcd 0000:00:14.0: Host supports USB 3.0 SuperSpeed
 2353 09:53:32.252217  [    5.329999] usb usb2: New USB device found, idVendor=1d6b, idProduct=0003, bcdDevice= 5.10
 2354 09:53:32.258508  [    5.330031] usb usb2: New USB device strings: Mfr=3, Product=2, SerialNumber=1
 2355 09:53:32.265193  [    5.330037] usb usb2: Product: xHCI Host Controller
 2356 09:53:32.271765  [    5.330064] usb usb2: Manufacturer: Linux 5.10.145-cip17 xhci-hcd
 2357 09:53:32.275501  [    5.330070] usb usb2: SerialNumber: 0000:00:14.0
 2358 09:53:32.281659  [    5.332080] hub 2-0:1.0: USB hub found
 2359 09:53:32.284997  [    5.332203] hub 2-0:1.0: 6 ports detected
 2360 09:53:32.291756  [    5.334767] usbcore: registered new interface driver usblp
 2361 09:53:32.298398  [    5.334854] usbcore: registered new interface driver usb-storage
 2362 09:53:32.308365  [    5.335393] udc-core: couldn't find an available UDC - added [g_ether] to list of pending drivers
 2363 09:53:32.314895  [    5.335529] i8042: PNP: PS/2 Controller [PNP0303:PS2K] at 0x60,0x64 irq 1
 2364 09:53:32.328210  [    5.335532] i8042: PNP: PS/2 appears to have AUX port disabled, if this is incorrect please boot with i8042.nopnp
 2365 09:53:32.331209  [    5.336276] i8042: Warning: Keylock active
 2366 09:53:32.338067  [    5.336544] serio: i8042 KBD port at 0x60,0x64 irq 1
 2367 09:53:32.344805  [    5.339363] Console: switching to colour frame buffer device 240x67
 2368 09:53:32.347920  [    5.339878] rtc_cmos 00:02: RTC can wake from S4
 2369 09:53:32.357977  [    5.342646] input: AT Translated Set 2 keyboard as /devices/platform/i8042/serio0/input/input2
 2370 09:53:32.364676  [    5.346857] rtc_cmos 00:02: registered as rtc0
 2371 09:53:32.371092  [    5.349283] rtc_cmos 00:02: alarms up to one month, 242 bytes nvram
 2372 09:53:32.389622  [    5.351497] i801_smbus 0000:00:1f.4: SPD Write Disable is set
 2373 09:53:32.390488  [    5.351590] i801_smbus 0000:00:1f.4: SMBus using PCI interrupt
 2374 09:53:32.393285  [    5.353777] i2c i2c-9: 2/2 memory slots populated (from DMI)
 2375 09:53:32.400951  [    5.356227] device-mapper: ioctl: 4.43.0-ioctl (2020-10-01) initialised: dm-devel@redhat.com
 2376 09:53:32.408354  [    5.361211] i915 0000:00:02.0: [drm] fb0: i915drmfb frame buffer device
 2377 09:53:32.414908  [    5.662240] usb 2-3: new SuperSpeed Gen 1 USB device number 2 using xhci_hcd
 2378 09:53:32.421392  [    5.668610] intel_pstate: Intel P-state driver initializing
 2379 09:53:32.431612  [    5.690155] usb 2-3: New USB device found, idVendor=0bda, idProduct=8153, bcdDevice=31.00
 2380 09:53:32.434761  [    5.740251] intel_pstate: HWP enabled
 2381 09:53:32.441557  [    5.745810] usb 2-3: New USB device strings: Mfr=1, Product=2, SerialNumber=6
 2382 09:53:32.448148  [    5.745814] usb 2-3: Product: USB 10/100/1000 LAN
 2383 09:53:32.451443  [    5.745816] usb 2-3: Manufacturer: Realtek
 2384 09:53:32.458223  [    5.745818] usb 2-3: SerialNumber: 001000001
 2385 09:53:32.465932  [    5.782054] sdhci: Secure Digital Host Controller Interface driver
 2386 09:53:32.469482  [    5.788998] sdhci: Copyright(c) Pierre Ossman
 2387 09:53:32.476330  [    5.793929] sdhci-pci 0000:00:1e.4: SDHCI controller found [8086:9d2b] (rev 21)
 2388 09:53:32.487349  [    5.803287] mmc0: SDHCI controller on PCI [0000:00:1e.4] using ADMA 64-bit
 2389 09:53:32.500597  [    5.804041] tpm_tis_spi spi-PRP0001:00: Cr50 firmware version: B2-C:0 RO_B:0.0.11/4d655eab RW_A:0.5.6/cr50_v1.9308_87_mp.510-d2
 2390 09:53:32.507299  [    5.811541] sdhci-pci 0000:00:1e.6: SDHCI controller found [8086:9d2d] (rev 21)
 2391 09:53:32.513846  [    5.833142] hid: raw HID events driver (C) Jiri Kosina
 2392 09:53:32.520597  [    5.834000] usb 1-3: new full-speed USB device number 2 using xhci_hcd
 2393 09:53:32.527243  [    5.839425] usbcore: registered new interface driver usbhid
 2394 09:53:32.533922  [    5.852472] usbhid: USB HID core driver
 2395 09:53:32.547036  [    5.857269] input: Tablet Mode Switch as /devices/LNXSYSTM:00/LNXSYBUS:00/PNP0A08:00/device:03/PNP0C09:00/GOOG0006:00/input/input3
 2396 09:53:32.558128  [    5.876720] cros_ec_lpcs GOOG0004:00: Chrome EC device registered
 2397 09:53:32.571782  [    5.884299] snd_hda_intel 0000:00:1f.3: DSP detected with PCI class/subclass/prog-if info 0x040100
 2398 09:53:32.578127  [    5.895126] ipip: IPv4 and MPLS over IPv4 tunneling driver
 2399 09:53:32.581882  [    5.901580] gre: GRE over IPv4 demultiplexor driver
 2400 09:53:32.588036  [    5.907039] ip_gre: GRE over IPv4 tunneling driver
 2401 09:53:32.594981  [    5.913268] IPv4 over IPsec tunneling driver
 2402 09:53:32.597971  [    5.918446] Initializing XFRM netlink socket
 2403 09:53:32.604699  [    5.923768] NET: Registered protocol family 10
 2404 09:53:32.611756  [    5.931100] Segment Routing with IPv6
 2405 09:53:32.618470  [    5.935848] ip6_gre: GRE over IPv6 tunneling driver
 2406 09:53:32.628455  [    5.941490] snd_hda_intel 0000:00:1f.3: bound 0000:00:02.0 (ops i915_audio_component_bind_ops)
 2407 09:53:32.631452  [    5.941899] NET: Registered protocol family 17
 2408 09:53:32.638285  [    5.956364] 8021q: 802.1Q VLAN Support v1.8
 2409 09:53:32.641583  [    5.961128] Key type dns_resolver registered
 2410 09:53:32.647927  [    5.967005] microcode: sig=0x806e9, pf=0x10, revision=0x98
 2411 09:53:32.654806  [    5.973348] microcode: Microcode Update Driver: v2.2.
 2412 09:53:32.657941  [    5.973355] IPI shorthand broadcast: enabled
 2413 09:53:32.668087  [    5.983864] sched_clock: Marking stable (5896768656, 87021941)->(6092237056, -108446459)
 2414 09:53:32.674340  [    5.993424] registered taskstats version 1
 2415 09:53:32.681157  [    5.993429] snd_hda_intel 0000:00:1f.3: Cannot probe codecs, giving up
 2416 09:53:32.687868  [    5.998036] Loading compiled-in X.509 certificates
 2417 09:53:32.694360  [    6.010775] usb 1-3: New USB device found, idVendor=8087, idProduct=0a2a, bcdDevice= 0.03
 2418 09:53:32.704152  [    6.013543] sdhci-pci 0000:00:1e.6: SDHCI controller found [8086:9d2d] (rev 21)
 2419 09:53:32.711008  [    6.019955] usb 1-3: New USB device strings: Mfr=0, Product=0, SerialNumber=0
 2420 09:53:32.717400  [    6.022142] mmc0: new HS400 MMC card at address 0001
 2421 09:53:32.727232  [    6.030326] sdhci-pci 0000:00:1e.6: SDHCI controller found [8086:9d2d] (rev 21)
 2422 09:53:32.730507  [    6.036914] mmcblk0: mmc0:0001 DA4064 58.2 GiB 
 2423 09:53:32.740478  [    6.043232] sdhci-pci 0000:00:1e.6: SDHCI controller found [8086:9d2d] (rev 21)
 2424 09:53:32.747025  [    6.050085] mmcblk0boot0: mmc0:0001 DA4064 partition 1 4.00 MiB
 2425 09:53:32.750362  [    6.056514] PM:   Magic number: 10:935:676
 2426 09:53:32.757141  [    6.063381] mmcblk0boot1: mmc0:0001 DA4064 partition 2 4.00 MiB
 2427 09:53:32.760552  [    6.069927] vtconsole vtcon1: hash matches
 2428 09:53:32.767173  [    6.085959] printk: console [netcon0] enabled
 2429 09:53:32.773578  [    6.086021] mmcblk0rpmb: mmc0:0001 DA4064 partition 3 16.0 MiB, chardev (246:0)
 2430 09:53:32.780153  [    6.090877] netconsole: network logging started
 2431 09:53:32.791679  [    6.107740] usb 2-3: reset SuperSpeed Gen 1 USB device number 2 using xhci_hcd
 2432 09:53:32.798368  [    6.114220]  mmcblk0: p1 p2 p3 p4 p5 p6 p7 p8 p9 p10 p11 p12
 2433 09:53:32.811345  [    6.127354] sdhci-pci 0000:00:1e.6: SDHCI controller found [8086:9d2d] (rev 21)
 2434 09:53:32.835166  [    6.151257] r8152 2-3:1.0: load rtl8153b-2 v1 10/23/19 successfully
 2435 09:53:32.867851  [    6.186922] r8152 2-3:1.0 eth0: v1.11.11
 2436 09:53:32.874805  [    6.192462] IP-Config: Failed to open gretap0
 2437 09:53:32.877926  [    6.197504] IP-Config: Failed to open erspan0
 2438 09:53:32.887625  [    6.198122] sdhci-pci 0000:00:1e.6: SDHCI controller found [8086:9d2d] (rev 21)
 2439 09:53:32.922936  [    6.227149] Sending DHCP requests .
 2440 09:53:32.929301  [    6.242026] usb 1-9: new high-speed USB device number 3 using xhci_hcd
 2441 09:53:33.093302  [    6.409367] usb 1-9: New USB device found, idVendor=13d3, idProduct=56d4, bcdDevice=18.07
 2442 09:53:33.103427  [    6.418568] usb 1-9: New USB device strings: Mfr=3, Product=1, SerialNumber=2
 2443 09:53:33.106905  [    6.426574] usb 1-9: Product: USB2.0 HD UVC WebCam
 2444 09:53:33.113571  [    6.431974] usb 1-9: Manufacturer: Azurewave
 2445 09:53:33.116631  [    6.436771] usb 1-9: SerialNumber: 0x0001
 2446 09:53:33.130350  [    6.446329] sdhci-pci 0000:00:1e.6: SDHCI controller found [8086:9d2d] (rev 21)
 2447 09:53:34.498309  [    7.814137] IPv6: ADDRCONF(NETDEV_CHANGE): eth0: link becomes ready
 2448 09:53:34.501416  [    7.822163] r8152 2-3:1.0 eth0: carrier on
 2449 09:53:35.258736  [    8.577108] ., OK
 2450 09:53:35.268330  [    8.583294] IP-Config: Got DHCP answer from 192.168.201.1, my address is 192.168.201.10
 2451 09:53:35.271734  [    8.592284] IP-Config: Complete:
 2452 09:53:35.284921  [    8.595922]      device=eth0, hwaddr=00:e0:4c:68:01:e7, ipaddr=192.168.201.10, mask=255.255.255.0, gw=192.168.201.1
 2453 09:53:35.291390  [    8.607615]      host=asus-C433TA-AJ0005-rammus-cbg-1, domain=lava-rack, nis-domain=(none)
 2454 09:53:35.301461  [    8.616868]      bootserver=192.168.201.1, rootserver=192.168.201.1, rootpath=
 2455 09:53:35.304538  [    8.616871]      nameserver0=192.168.201.1
 2456 09:53:35.314292  [    8.629834] cfg80211: Loading compiled-in X.509 certificates for regulatory database
 2457 09:53:35.325444  [    8.641342] modprobe (101) used greatest stack depth: 14208 bytes left
 2458 09:53:35.331919  [    8.644569] cfg80211: Loaded X.509 cert 'sforshee: 00b28ddf47aef9cea7'
 2459 09:53:35.339338  [    8.648679] modprobe (102) used greatest stack depth: 14120 bytes left
 2460 09:53:35.349408  [    8.663532] platform regulatory.0: Direct firmware load for regulatory.db failed with error -2
 2461 09:53:35.351772  [    8.664072] ALSA device list:
 2462 09:53:35.358539  [    8.673236] cfg80211: failed to load regulatory.db
 2463 09:53:35.361806  [    8.676586]   No soundcards found.
 2464 09:53:35.368226  [    8.686204] dw-apb-uart dw-apb-uart.2: forbid DMA for kernel console
 2465 09:53:35.380388  [    8.696305] Freeing unused kernel image (initmem) memory: 2036K
 2466 09:53:35.394776  [    8.714236] Write protecting the kernel read-only data: 28672k
 2467 09:53:35.405885  [    8.721919] Freeing unused kernel image (text/rodata gap) memory: 2028K
 2468 09:53:35.412702  [    8.729956] Freeing unused kernel image (rodata/data gap) memory: 1384K
 2469 09:53:35.415905  [    8.737505] Run /init as init process
 2470 09:53:35.424271  Loading, please wait...
 2471 09:53:35.435884  Starting version 247.3-7+deb11u1
 2472 09:53:35.445928  [    8.759368] systemd-udevd (123) used greatest stack depth: 13528 bytes left
 2473 09:53:35.652983  [    8.968732] cros-usbpd-notify-acpi GOOG0003:00: Couldn't get Chrome EC device pointer.
 2474 09:53:35.662688  [    8.978072] sdhci-pci 0000:00:1e.6: SDHCI controller found [8086:9d2d] (rev 21)
 2475 09:53:35.676766  [    8.993024] udevadm (136) used greatest stack depth: 13504 bytes left
 2476 09:53:35.701654  [    9.017786] sdhci-pci 0000:00:1e.6: SDHCI controller found [8086:9d2d] (rev 21)
 2477 09:53:35.759947  [    9.075245] sdhci-pci 0000:00:1e.6: SDHCI controller found [8086:9d2d] (rev 21)
 2478 09:53:35.771114  [    9.086611] sdhci-pci 0000:00:1e.6: SDHCI controller found [8086:9d2d] (rev 21)
 2479 09:53:35.790570  [    9.106168] sdhci-pci 0000:00:1e.6: SDHCI controller found [8086:9d2d] (rev 21)
 2480 09:53:35.805162  [    9.120689] sdhci-pci 0000:00:1e.6: SDHCI controller found [8086:9d2d] (rev 21)
 2481 09:53:35.815003  [    9.130600] sdhci-pci 0000:00:1e.6: SDHCI controller found [8086:9d2d] (rev 21)
 2482 09:53:35.825566  Begin: Loading essential drivers ... done.
 2483 09:53:35.828911  Begin: Running /scripts/init-premount ... done.
 2484 09:53:35.839004  Begin: Mounting root file system ... Begin: Running /scripts/nfs-top ... done.
 2485 09:53:35.842168  Begin: Running /scripts/nfs-premount ... done.
 2486 09:53:35.852235  IP-Config: gretap0 hardware address 00:00:00:00:00:00 mtu 1462 DHCP
 2487 09:53:35.855481  SIOCSIFFLAGS: Cannot assign requested address
 2488 09:53:35.862042  IP-Config: erspan0 hardware address 00:00:00:00:00:00 mtu 1450 DHCP
 2489 09:53:35.865372  SIOCSIFFLAGS: Cannot assign requested address
 2490 09:53:35.871816  IP-Config: eth0 hardware address 00:e0:4c:68:01:e7 mtu 1500 DHCP
 2491 09:53:35.878320  IP-Config: eth0 complete (dhcp from 192.168.201.1):
 2492 09:53:35.885117   address: 192.168.201.10   broadcast: 192.168.201.255  netmask: 255.255.255.0   
 2493 09:53:35.894748   gateway: 192.168.201.1    dns0     : 192.168.201.1    dns1   : 0.0.0.0         
 2494 09:53:35.901733   host   : asus-C433TA-AJ0005-rammus-cbg-1                                 
 2495 09:53:35.908177   domain : lava-rack                                                       
 2496 09:53:35.914948   rootserver: 192.168.201.1 rootpath: 
 2497 09:53:35.915033   filename  : 
 2498 09:53:35.941187  [    9.257469] nfsmount (163) used greatest stack depth: 12688 bytes left
 2499 09:53:35.941272  done.
 2500 09:53:35.954474  Begin: Running /scripts/nfs-bottom ... done.
 2501 09:53:35.984285  Begin: Running /scripts/init-bottom ... done.
 2502 09:53:36.982750  SELinux:  Could not open policy file <= /etc/selinux/targeted/policy/policy.33:  No such file or directory
 2503 09:53:37.198699  [   10.498494] 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)
 2504 09:53:37.216715  [   10.536260] systemd[1]: Detected architecture x86-64.
 2505 09:53:37.235368  
 2506 09:53:37.238749  Welcome to [1mDebian GNU/Linux 11 (bullseye)[0m!
 2507 09:53:37.238845  
 2508 09:53:37.249939  [   10.565720] systemd[1]: Set hostname to <debian-bullseye-amd64>.
 2509 09:53:38.016078  [   11.329084] systemd[1]: Queued start job for default target Graphical Interface.
 2510 09:53:38.025633  [   11.341828] systemd[1]: Created slice system-getty.slice.
 2511 09:53:38.035228  [[0;32m  OK  [0m] Created slice [0;1;39msystem-getty.slice[0m.
 2512 09:53:38.039625  [   11.357773] systemd[1]: Created slice system-modprobe.slice.
 2513 09:53:38.048834  [[0;32m  OK  [0m] Created slice [0;1;39msystem-modprobe.slice[0m.
 2514 09:53:38.055685  [   11.373729] systemd[1]: Created slice system-serial\x2dgetty.slice.
 2515 09:53:38.065218  [[0;32m  OK  [0m] Created slice [0;1;39msystem-serial\x2dgetty.slice[0m.
 2516 09:53:38.071855  [   11.390669] systemd[1]: Created slice User and Session Slice.
 2517 09:53:38.081549  [[0;32m  OK  [0m] Created slice [0;1;39mUser and Session Slice[0m.
 2518 09:53:38.091851  [   11.406590] systemd[1]: Started Dispatch Password Requests to Console Directory Watch.
 2519 09:53:38.101785  [[0;32m  OK  [0m] Started [0;1;39mDispatch Password …ts to Console Directory Watch[0m.
 2520 09:53:38.107881  [   11.425547] systemd[1]: Started Forward Password Requests to Wall Directory Watch.
 2521 09:53:38.118136  [[0;32m  OK  [0m] Started [0;1;39mForward Password R…uests to Wall Directory Watch[0m.
 2522 09:53:38.134410  [   11.447252] systemd[1]: Set up automount Arbitrary Executable File Formats File System Automount Point.
 2523 09:53:38.144312  [[0;32m  OK  [0m] Set up automount [0;1;39mArbitrary…s File System Automount Point[0m.
 2524 09:53:38.151306  [   11.470365] systemd[1]: Reached target Local Encrypted Volumes.
 2525 09:53:38.161292  [[0;32m  OK  [0m] Reached target [0;1;39mLocal Encrypted Volumes[0m.
 2526 09:53:38.167724  [   11.486332] systemd[1]: Reached target Paths.
 2527 09:53:38.170975  [[0;32m  OK  [0m] Reached target [0;1;39mPaths[0m.
 2528 09:53:38.177894  [   11.497222] systemd[1]: Reached target Remote File Systems.
 2529 09:53:38.188005  [[0;32m  OK  [0m] Reached target [0;1;39mRemote File Systems[0m.
 2530 09:53:38.194297  [   11.513314] systemd[1]: Reached target Slices.
 2531 09:53:38.201146  [[0;32m  OK  [0m] Reached target [0;1;39mSlices[0m.
 2532 09:53:38.204354  [   11.524235] systemd[1]: Reached target Swap.
 2533 09:53:38.210705  [[0;32m  OK  [0m] Reached target [0;1;39mSwap[0m.
 2534 09:53:38.217613  [   11.535583] systemd[1]: Listening on initctl Compatibility Named Pipe.
 2535 09:53:38.227508  [[0;32m  OK  [0m] Listening on [0;1;39minitctl Compatibility Named Pipe[0m.
 2536 09:53:38.234426  [   11.553321] systemd[1]: Listening on Journal Audit Socket.
 2537 09:53:38.244603  [[0;32m  OK  [0m] Listening on [0;1;39mJournal Audit Socket[0m.
 2538 09:53:38.251009  [   11.569444] systemd[1]: Listening on Journal Socket (/dev/log).
 2539 09:53:38.260191  [[0;32m  OK  [0m] Listening on [0;1;39mJournal Socket (/dev/log)[0m.
 2540 09:53:38.266724  [   11.585825] systemd[1]: Listening on Journal Socket.
 2541 09:53:38.273374  [[0;32m  OK  [0m] Listening on [0;1;39mJournal Socket[0m.
 2542 09:53:38.285474  [   11.601290] systemd[1]: Listening on Network Service Netlink Socket.
 2543 09:53:38.291577  [[0;32m  OK  [0m] Listening on [0;1;39mNetwork Service Netlink Socket[0m.
 2544 09:53:38.300466  [   11.619650] systemd[1]: Listening on udev Control Socket.
 2545 09:53:38.307062  [[0;32m  OK  [0m] Listening on [0;1;39mudev Control Socket[0m.
 2546 09:53:38.316402  [   11.635723] systemd[1]: Listening on udev Kernel Socket.
 2547 09:53:38.322945  [[0;32m  OK  [0m] Listening on [0;1;39mudev Kernel Socket[0m.
 2548 09:53:38.334117  [   11.653473] systemd[1]: Mounting Huge Pages File System...
 2549 09:53:38.340880           Mounting [0;1;39mHuge Pages File System[0m...
 2550 09:53:38.353888  [   11.670112] systemd[1]: Mounting POSIX Message Queue File System...
 2551 09:53:38.360212           Mounting [0;1;39mPOSIX Message Queue File System[0m...
 2552 09:53:38.368770  [   11.687902] systemd[1]: Mounting Kernel Debug File System...
 2553 09:53:38.374955           Mounting [0;1;39mKernel Debug File System[0m...
 2554 09:53:38.384574  [   11.704057] systemd[1]: Mounting Kernel Trace File System...
 2555 09:53:38.391317           Mounting [0;1;39mKernel Trace File System[0m...
 2556 09:53:38.411742  [   11.728035] systemd[1]: Starting Create list of static device nodes for the current kernel...
 2557 09:53:38.421653           Starting [0;1;39mCreate list of st…odes for the current kernel[0m...
 2558 09:53:38.428359  [   11.747598] systemd[1]: Starting Load Kernel Module configfs...
 2559 09:53:38.435255           Starting [0;1;39mLoad Kernel Module configfs[0m...
 2560 09:53:38.445600  [   11.764941] systemd[1]: Starting Load Kernel Module drm...
 2561 09:53:38.451899           Starting [0;1;39mLoad Kernel Module drm[0m...
 2562 09:53:38.459433  [   11.778759] systemd[1]: Starting Load Kernel Module fuse...
 2563 09:53:38.466005           Starting [0;1;39mLoad Kernel Module fuse[0m...
 2564 09:53:38.507123  [   11.818925] systemd[1]: Condition check resulted in Set Up Additional Binary Formats being skipped.
 2565 09:53:38.512720  [   11.829347] fuse: init (API version 7.32)
 2566 09:53:38.518170  [   11.835518] systemd[1]: Starting Journal Service...
 2567 09:53:38.523596           Starting [0;1;39mJournal Service[0m...
 2568 09:53:38.534405  [   11.853751] systemd[1]: Starting Load Kernel Modules...
 2569 09:53:38.540970           Starting [0;1;39mLoad Kernel Modules[0m...
 2570 09:53:38.554711  [   11.870690] systemd[1]: Starting Remount Root and Kernel File Systems...
 2571 09:53:38.561216           Starting [0;1;39mRemount Root and Kernel File Systems[0m...
 2572 09:53:38.570832  [   11.890013] systemd[1]: Starting Coldplug All udev Devices...
 2573 09:53:38.577365           Starting [0;1;39mColdplug All udev Devices[0m...
 2574 09:53:38.590410  [   11.909772] systemd[1]: Mounted Huge Pages File System.
 2575 09:53:38.597162  [[0;32m  OK  [0m] Mounted [0;1;39mHuge Pages File System[0m.
 2576 09:53:38.609716  [   11.925489] systemd[1]: Mounted POSIX Message Queue File System.
 2577 09:53:38.615935  [[0;32m  OK  [0m] Mounted [0;1;39mPOSIX Message Queue File System[0m.
 2578 09:53:38.622796  [   11.941290] systemd[1]: Mounted Kernel Debug File System.
 2579 09:53:38.629632  [[0;32m  OK  [0m] Mounted [0;1;39mKernel Debug File System[0m.
 2580 09:53:38.636790  [   11.956287] systemd[1]: Mounted Kernel Trace File System.
 2581 09:53:38.643653  [[0;32m  OK  [0m] Mounted [0;1;39mKernel Trace File System[0m.
 2582 09:53:38.657098  [   11.973006] systemd[1]: Finished Create list of static device nodes for the current kernel.
 2583 09:53:38.666928  [[0;32m  OK  [0m] Finished [0;1;39mCreate list of st… nodes for the current kernel[0m.
 2584 09:53:38.675840  [   11.995427] systemd[1]: modprobe@configfs.service: Succeeded.
 2585 09:53:38.683568  [   12.003044] systemd[1]: Finished Load Kernel Module configfs.
 2586 09:53:38.693884  [[0;32m  OK  [0m] Finished [0;1;39mLoad Kernel Module configfs[0m.
 2587 09:53:38.700312  [   12.019440] systemd[1]: Started Journal Service.
 2588 09:53:38.706811  [[0;32m  OK  [0m] Started [0;1;39mJournal Service[0m.
 2589 09:53:38.718234  [[0;32m  OK  [0m] Finished [0;1;39mLoad Kernel Module drm[0m.
 2590 09:53:38.729762  [[0;32m  OK  [0m] Finished [0;1;39mLoad Kernel Module fuse[0m.
 2591 09:53:38.740147  [[0;32m  OK  [0m] Finished [0;1;39mLoad Kernel Modules[0m.
 2592 09:53:38.752889  [[0;32m  OK  [0m] Finished [0;1;39mRemount Root and Kernel File Systems[0m.
 2593 09:53:38.762485           Mounting [0;1;39mFUSE Control File System[0m...
 2594 09:53:38.773917           Mounting [0;1;39mKernel Configuration File System[0m...
 2595 09:53:38.791504           Starting [0;1;39mFlush Journal to Persistent Storage[0m...
 2596 09:53:38.799453           Starting [0;1;39mLoad/Save Random Seed[0m...
 2597 09:53:38.809331           Starting [0;1;39mApply Kernel Variables[0m...
 2598 09:53:38.818114           Starting [0;1;39mCreate System Users[0m...
 2599 09:53:38.827944  [   12.139371] systemd-journald[199]: Received client request to flush runtime journal.
 2600 09:53:38.835901  [[0;32m  OK  [0m] Mounted [0;1;39mFUSE Control File System[0m.
 2601 09:53:38.848395  [[0;32m  OK  [0m] Mounted [0;1;39mKernel Configuration File System[0m.
 2602 09:53:38.855136  [[0;32m  OK  [0m] Finished [0;1;39mLoad/Save Random Seed[0m.
 2603 09:53:38.864847  [[0;32m  OK  [0m] Finished [0;1;39mApply Kernel Variables[0m.
 2604 09:53:39.037529  [[0;32m  OK  [0m] Finished [0;1;39mColdplug All udev Devices[0m.
 2605 09:53:39.947245  [[0;32m  OK  [0m] Finished [0;1;39mCreate System Users[0m.
 2606 09:53:39.957797           Starting [0;1;39mCreate Static Device Nodes in /dev[0m...
 2607 09:53:40.279888  [[0;32m  OK  [0m] Finished [0;1;39mFlush Journal to Persistent Storage[0m.
 2608 09:53:40.339175  [   13.654977] systemd-tmpfile (210) used greatest stack depth: 12528 bytes left
 2609 09:53:40.345742  [[0;32m  OK  [0m] Finished [0;1;39mCreate Static Device Nodes in /dev[0m.
 2610 09:53:40.357762  [[0;32m  OK  [0m] Reached target [0;1;39mLocal File Systems (Pre)[0m.
 2611 09:53:40.368349  [[0;32m  OK  [0m] Reached target [0;1;39mLocal File Systems[0m.
 2612 09:53:40.380678           Starting [0;1;39mCreate Volatile Files and Directories[0m...
 2613 09:53:40.393773           Starting [0;1;39mRule-based Manage…for Device Events and Files[0m...
 2614 09:53:40.543401  [[0;32m  OK  [0m] Started [0;1;39mRule-based Manager for Device Events and Files[0m.
 2615 09:53:40.557760           Starting [0;1;39mNetwork Service[0m...
 2616 09:53:40.679453  [[0;32m  OK  [0m] Finished [0;1;39mCreate Volatile Files and Directories[0m.
 2617 09:53:40.691252           Starting [0;1;39mUpdate UTMP about System Boot/Shutdown[0m...
 2618 09:53:40.975271  [[0;32m  OK  [0m] Finished [0;1;39mUpdate UTMP about System Boot/Shutdown[0m.
 2619 09:53:41.000799  [[0;32m  OK  [0m] Found device [0;1;39mSunrise Point-LP Serial IO UART Controller[0m.
 2620 09:53:41.203123  [[0;32m  OK  [0m] Created slice [0;1;39msystem-systemd\x2dbacklight.slice[0m.
 2621 09:53:41.213386  [[0;32m  OK  [0m] Listening on [0;1;39mLoad/Save RF …itch Status /dev/rfkill Watch[0m.
 2622 09:53:41.228587           Starting [0;1;39mLoad/Save Screen …f backlight:intel_backlight[0m...
 2623 09:53:41.327875  [[0;32m  OK  [0m] Started [0;1;39mNetwork Service[0m.
 2624 09:53:41.338590  [[0;32m  OK  [0m] Finished [0;1;39mLoad/Save Screen … of backlight:intel_backlight[0m.
 2625 09:53:41.348798  [[0;32m  OK  [0m] Reached target [0;1;39mSystem Initialization[0m.
 2626 09:53:41.365120  [[0;32m  OK  [0m] Started [0;1;39mDaily apt download activities[0m.
 2627 09:53:41.377799  [[0;32m  OK  [0m] Started [0;1;39mDaily apt upgrade and clean activities[0m.
 2628 09:53:41.393452  [[0;32m  OK  [0m] Started [0;1;39mPeriodic ext4 Onli…ata Check for All Filesystems[0m.
 2629 09:53:41.411457  [[0;32m  OK  [0m] Started [0;1;39mDiscard unused blocks once a week[0m.
 2630 09:53:41.422511  [[0;32m  OK  [0m] Started [0;1;39mDaily Cleanup of Temporary Directories[0m.
 2631 09:53:41.429984  [[0;32m  OK  [0m] Reached target [0;1;39mTimers[0m.
 2632 09:53:41.448769  [[0;32m  OK  [0m] Listening on [0;1;39mD-Bus System Message Bus Socket[0m.
 2633 09:53:41.456123  [[0;32m  OK  [0m] Reached target [0;1;39mSockets[0m.
 2634 09:53:41.463014  [[0;32m  OK  [0m] Reached target [0;1;39mBasic System[0m.
 2635 09:53:41.481411  [[0;32m  OK  [0m] Started [0;1;39mD-Bus System Message Bus[0m.
 2636 09:53:41.542570           Starting [0;1;39mRemove Stale Onli…t4 Metadata Check Snapshots[0m...
 2637 09:53:41.619222           Starting [0;1;39mUser Login Management[0m...
 2638 09:53:41.658490           Starting [0;1;39mNetwork Name Resolution[0m...
 2639 09:53:41.920206  [[0;32m  OK  [0m] Finished [0;1;39mRemove Stale Onli…ext4 Metadata Check Snapshots[0m.
 2640 09:53:41.940551  [[0;32m  OK  [0m] Started [0;1;39mUser Login Management[0m.
 2641 09:53:42.499169  [[0;32m  OK  [0m] Started [0;1;39mNetwork Name Resolution[0m.
 2642 09:53:42.506595  [[0;32m  OK  [0m] Reached target [0;1;39mNetwork[0m.
 2643 09:53:42.518565  [[0;32m  OK  [0m] Reached target [0;1;39mHost and Network Name Lookups[0m.
 2644 09:53:42.528425           Starting [0;1;39mPermit User Sessions[0m...
 2645 09:53:42.556341  [[0;32m  OK  [0m] Finished [0;1;39mPermit User Sessions[0m.
 2646 09:53:42.571112  [[0;32m  OK  [0m] Started [0;1;39mGetty on tty1[0m.
 2647 09:53:42.582634  [[0;32m  OK  [0m] Started [0;1;39mSerial Getty on ttyS0[0m.
 2648 09:53:42.592954  [[0;32m  OK  [0m] Reached target [0;1;39mLogin Prompts[0m.
 2649 09:53:42.605676  [[0;32m  OK  [0m] Reached target [0;1;39mMulti-User System[0m.
 2650 09:53:42.618099  [[0;32m  OK  [0m] Reached target [0;1;39mGraphical Interface[0m.
 2651 09:53:42.639724           Starting [0;1;39mUpdate UTMP about System Runlevel Changes[0m...
 2652 09:53:42.692291  [[0;32m  OK  [0m] Finished [0;1;39mUpdate UTMP about System Runlevel Changes[0m.
 2653 09:53:42.745808  
 2654 09:53:42.749248  Debian GNU/Linux 11 debian-bullseye-amd64 ttyS0
 2655 09:53:42.749341  
 2656 09:53:42.755781  debian-bullseye-amd64 login: root (automatic login)
 2657 09:53:42.755865  
 2658 09:53:43.061568  Linux debian-bullseye-amd64 5.10.145-cip17 #1 SMP Tue Oct 11 09:45:53 UTC 2022 x86_64
 2659 09:53:43.061720  
 2660 09:53:43.067982  The programs included with the Debian GNU/Linux system are free software;
 2661 09:53:43.074927  the exact distribution terms for each program are described in the
 2662 09:53:43.081230  individual files in /usr/share/doc/*/copyright.
 2663 09:53:43.081328  
 2664 09:53:43.087884  Debian GNU/Linux comes with ABSOLUTELY NO WARRANTY, to the extent
 2665 09:53:43.090930  permitted by applicable law.
 2666 09:53:43.678860  Matched prompt #7: / #
 2668 09:53:43.679203  Kernel warnings or errors detected.
 2669 09:53:43.679272  Setting prompt string to ['/ #']
 2670 09:53:43.679366  end: 2.2.5.1 login-action (duration 00:00:15) [common]
 2672 09:53:43.679610  end: 2.2.5 auto-login-action (duration 00:00:18) [common]
 2673 09:53:43.679701  start: 2.2.6 expect-shell-connection (timeout 00:04:13) [common]
 2674 09:53:43.679770  Setting prompt string to ['/ #']
 2675 09:53:43.679830  Forcing a shell prompt, looking for ['/ #']
 2677 09:53:43.730242  / # 
 2678 09:53:43.730340  expect-shell-connection: Wait for prompt ['/ #'] (timeout 00:05:00)
 2679 09:53:43.730475  Waiting using forced prompt support (timeout 00:02:30)
 2680 09:53:43.737104  
 2681 09:53:43.740370  end: 2.2.6 expect-shell-connection (duration 00:00:00) [common]
 2682 09:53:43.740472  start: 2.2.7 export-device-env (timeout 00:04:13) [common]
 2684 09:53:43.841206  / # export NFS_ROOTFS='/var/lib/lava/dispatcher/tmp/7550111/extract-nfsrootfs-9is8zsg0'
 2685 09:53:43.846290  export NFS_ROOTFS='/var/lib/lava/dispatcher/tmp/7550111/extract-nfsrootfs-9is8zsg0'
 2687 09:53:43.950569  / # export NFS_SERVER_IP='192.168.201.1'
 2688 09:53:43.956269  export NFS_SERVER_IP='192.168.201.1'
 2689 09:53:43.959345  end: 2.2.7 export-device-env (duration 00:00:00) [common]
 2690 09:53:43.959457  end: 2.2 depthcharge-retry (duration 00:00:47) [common]
 2691 09:53:43.959548  end: 2 depthcharge-action (duration 00:00:47) [common]
 2692 09:53:43.959768  start: 3 lava-test-retry (timeout 00:08:43) [common]
 2693 09:53:43.959862  start: 3.1 lava-test-shell (timeout 00:08:43) [common]
 2694 09:53:43.959936  Using namespace: common
 2696 09:53:44.060735  / # #
 2697 09:53:44.060850  lava-test-shell: Wait for prompt ['/ #'] (timeout 00:10:00)
 2698 09:53:44.066832  #
 2699 09:53:44.067091  Using /lava-7550111
 2701 09:53:44.167823  / #export SHELL=/bin/bash
 2702 09:53:44.173121   export SHELL=/bin/bash
 2704 09:53:44.277364  / # . /lava-7550111/environment
 2705 09:53:44.282632  . /lava-7550111/environment
 2707 09:53:44.390975  / # /lava-7550111/bin/lava-test-runner /lava-7550111/0
 2708 09:53:44.391093  Test shell timeout: 10s (minimum of the action and connection timeout)
 2709 09:53:44.396304  /lava-7550111/bin/lava-test-runner /lava-7550111/0
 2710 09:53:44.739766  + export TESTRUN_ID=0_timesync-off
 2711 09:53:44.739905  + TESTRUN_ID=0_timesync-off
 2712 09:53:44.746289  + cd /lava-7550111/0/tests/0_timesync-off
 2713 09:53:44.746373  ++ cat uuid
 2714 09:53:44.749884  + UUID=7550111_1.5.2.3.1
 2715 09:53:44.753160  + set +x
 2716 09:53:44.756449  <LAVA_SIGNAL_STARTRUN 0_timesync-off 7550111_1.5.2.3.1>
 2717 09:53:44.756709  Received signal: <STARTRUN> 0_timesync-off 7550111_1.5.2.3.1
 2718 09:53:44.756810  Starting test lava.0_timesync-off (7550111_1.5.2.3.1)
 2719 09:53:44.756894  Skipping test definition patterns.
 2720 09:53:44.759808  + systemctl stop systemd-timesyncd
 2721 09:53:44.785479  Failed to stop systemd-timesyncd.service: Unit systemd-timesyncd.service not loaded.
 2722 09:53:44.785569  + true
 2723 09:53:44.788919  + set +x
 2724 09:53:44.791946  <LAVA_SIGNAL_ENDRUN 0_timesync-off 7550111_1.5.2.3.1>
 2725 09:53:44.792263  Received signal: <ENDRUN> 0_timesync-off 7550111_1.5.2.3.1
 2726 09:53:44.792361  Ending use of test pattern.
 2727 09:53:44.792427  Ending test lava.0_timesync-off (7550111_1.5.2.3.1), duration 0.04
 2729 09:53:44.839512  + export TESTRUN_ID=1_kselftest-lkdtm
 2730 09:53:44.842653  + TESTRUN_ID=1_kselftest-lkdtm
 2731 09:53:44.846008  + cd /lava-7550111/0/tests/1_kselftest-lkdtm
 2732 09:53:44.846092  ++ cat uuid
 2733 09:53:44.849667  + UUID=7550111_1.5.2.3.5
 2734 09:53:44.849752  + set +x
 2735 09:53:44.855855  <LAVA_SIGNAL_STARTRUN 1_kselftest-lkdtm 7550111_1.5.2.3.5>
 2736 09:53:44.856108  Received signal: <STARTRUN> 1_kselftest-lkdtm 7550111_1.5.2.3.5
 2737 09:53:44.856181  Starting test lava.1_kselftest-lkdtm (7550111_1.5.2.3.5)
 2738 09:53:44.856260  Skipping test definition patterns.
 2739 09:53:44.859152  + cd ./automated/linux/kselftest/
 2740 09:53:44.895542  + ./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/v5.10.145-cip17-1-g92b5279a8e1f/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/
 2741 09:53:44.905240  INFO: Generating a skipfile based on /lava-7550111/0/tests/1_kselftest-lkdtm/automated/linux/kselftest/skipfile-lkft.yaml
 2742 09:53:44.974917  INFO: Using the following generated skipfile contents (until EOF):
 2743 09:53:44.978233  breakpoints:breakpoint_test
 2744 09:53:44.981525  breakpoints:step_after_suspend_test
 2745 09:53:44.984667  ftrace:ftracetest
 2746 09:53:44.987858  net:rtnetlink.sh
 2747 09:53:44.987940  net:tls
 2748 09:53:44.991434  netfilter:bridge_brouter.sh
 2749 09:53:44.991516  netfilter:nft_flowtable.sh
 2750 09:53:44.994474  netfilter:nft_trans_stress.sh
 2751 09:53:44.997768  pidfd:pidfd_wait
 2752 09:53:44.997849  INFO: EOF
 2753 09:53:45.017635  INFO: Installing sed perl wget xz-utils iproute2
 2754 09:53:45.697905  Hit:1 http://deb.debian.org/debian bullseye InRelease
 2755 09:53:59.017620  Reading package lists...
 2756 09:54:02.085192  Reading package lists...
 2757 09:54:02.332985  Building dependency tree...
 2758 09:54:02.333120  Reading state information...
 2759 09:54:02.369747  iproute2 is already the newest version (5.10.0-4).
 2760 09:54:02.376458  perl is already the newest version (5.32.1-4+deb11u2).
 2761 09:54:02.379860  sed is already the newest version (4.7-1).
 2762 09:54:02.386354  wget is already the newest version (1.21-1+deb11u1).
 2763 09:54:02.389705  xz-utils is already the newest version (5.2.5-2.1~deb11u1).
 2764 09:54:02.699861  0 upgraded, 0 newly installed, 0 to remove and 0 not upgraded.
 2765 09:54:02.800233  --2022-10-11 09:41:27--  http://storage.kernelci.org/cip-gitlab/ci-iwamatsu-linux-5.10.y-cip-rc/v5.10.145-cip17-1-g92b5279a8e1f/x86_64/x86_64_defconfig+x86-chromebook+kselftest/gcc-10/kselftest.tar.xz
 2766 09:54:02.810157  Resolving storage.kernelci.org (storage.kernelci.org)... 52.250.1.28
 2767 09:54:02.949714  Connecting to storage.kernelci.org (storage.kernelci.org)|52.250.1.28|:80... connected.
 2768 09:54:03.094689  HTTP request sent, awaiting response... 200 OK
 2769 09:54:03.097621  Length: 3537316 (3.4M) [application/octet-stream]
 2770 09:54:03.101129  Saving to: 'kselftest.tar.xz'
 2771 09:54:03.101213  
 2772 09:54:04.590257  kselftest.tar.xz      0%[                    ]       0  --.-KB/s               kselftest.tar.xz      1%[                    ]  46.39K   162KB/s               kselftest.tar.xz      6%[>                   ] 214.67K   374KB/s               kselftest.tar.xz     24%[===>                ] 839.68K   793KB/s               kselftest.tar.xz     71%[=============>      ]   2.40M  1.85MB/s               kselftest.tar.xz    100%[===================>]   3.37M  2.27MB/s    in 1.5s    
 2773 09:54:04.590397  
 2774 09:54:04.897772  2022-10-11 09:41:29 (2.27 MB/s) - 'kselftest.tar.xz' saved [3537316/3537316]
 2775 09:54:04.897913  
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 2824 09:54:06.359360  tar: ./kvm: time stamp 2022-10-11 09:50:53 is 561.56775823 s in the future
 2825 09:54:06.369301  tar: ./tmpfs/bug-link-o-tmpfile: time stamp 2022-10-11 09:50:47 is 555.558789551 s in the future
 2826 09:54:06.379143  tar: ./tmpfs: time stamp 2022-10-11 09:50:55 is 563.556279336 s in the future
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 2832 09:54:06.429133  tar: ./static_keys: time stamp 2022-10-11 09:50:55 is 563.516129921 s in the future
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 2836 09:54:06.461595  tar: ./x86/iopl_64: time stamp 2022-10-11 09:50:49 is 557.479036131 s in the future
 2837 09:54:06.471746  tar: ./x86/sigreturn_32: time stamp 2022-10-11 09:50:48 is 556.469679422 s in the future
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 2874 09:54:06.902649  tar: ./x86: time stamp 2022-10-11 09:50:56 is 564.039865845 s in the future
 2875 09:54:06.912527  tar: ./sync/sync_test: time stamp 2022-10-11 09:50:46 is 554.027542492 s in the future
 2876 09:54:06.918999  tar: ./sync: time stamp 2022-10-11 09:50:55 is 563.025411426 s in the future
 2877 09:54:06.925836  tar: ./ir/ir_loopback: time stamp 2022-10-11 09:50:34 is 542.012205629 s in the future
 2878 09:54:06.935726  tar: ./ir: time stamp 2022-10-11 09:50:53 is 561.009873118 s in the future
 2879 09:54:06.945537  tar: ./proc/proc-self-map-files-001: time stamp 2022-10-11 09:50:44 is 552.003074532 s in the future
 2880 09:54:06.952199  tar: ./proc/read: time stamp 2022-10-11 09:50:44 is 551.998809649 s in the future
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 2891 09:54:07.054134  tar: ./proc/fd-002-posix-eq: time stamp 2022-10-11 09:50:44 is 551.932047332 s in the future
 2892 09:54:07.063947  tar: ./proc/proc-uptime-001: time stamp 2022-10-11 09:50:44 is 551.92376607 s in the future
 2893 09:54:07.070783  tar: ./proc/thread-self: time stamp 2022-10-11 09:50:44 is 551.916180121 s in the future
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 2896 09:54:07.097316  tar: ./proc/self: time stamp 2022-10-11 09:50:44 is 551.898274184 s in the future
 2897 09:54:07.103684  tar: ./proc: time stamp 2022-10-11 09:50:54 is 561.896611643 s in the future
 2898 09:54:07.113855  tar: ./netfilter/nf-queue: time stamp 2022-10-11 09:50:43 is 550.856277036 s in the future
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 2900 09:54:07.130107  tar: ./mount/nosymfollow-test: time stamp 2022-10-11 09:50:39 is 546.828293258 s in the future
 2901 09:54:07.140101  tar: ./mount/unprivileged-remount-test: time stamp 2022-10-11 09:50:39 is 546.822918357 s in the future
 2902 09:54:07.149755  tar: ./mount: time stamp 2022-10-11 09:50:53 is 560.817908241 s in the future
 2903 09:54:07.157017  tar: ./android/run.sh: time stamp 2022-10-11 09:50:49 is 556.812263786 s in the future
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 3063 09:54:09.092075  tar: ./lkdtm/READ_AFTER_FREE.sh: time stamp 2022-10-11 09:50:38 is 544.152179368 s in the future
 3064 09:54:09.102043  tar: ./lkdtm/EXEC_STACK.sh: time stamp 2022-10-11 09:50:38 is 544.147408771 s in the future
 3065 09:54:09.108232  tar: ./lkdtm/WARNING.sh: time stamp 2022-10-11 09:50:38 is 544.143259018 s in the future
 3066 09:54:09.121722  tar: ./lkdtm/REFCOUNT_ADD_OVERFLOW.sh: time stamp 2022-10-11 09:50:38 is 544.139133689 s in the future
 3067 09:54:09.131611  tar: ./lkdtm/HARDLOCKUP.sh: time stamp 2022-10-11 09:50:38 is 544.13487494 s in the future
 3068 09:54:09.141291  tar: ./lkdtm/REFCOUNT_DEC_AND_TEST_NEGATIVE.sh: time stamp 2022-10-11 09:50:38 is 544.130339828 s in the future
 3069 09:54:09.151334  tar: ./lkdtm/BUG.sh: time stamp 2022-10-11 09:50:38 is 544.12571322 s in the future
 3070 09:54:09.157780  tar: ./lkdtm/WRITE_RO.sh: time stamp 2022-10-11 09:50:38 is 544.121390802 s in the future
 3071 09:54:09.167509  tar: ./lkdtm/ACCESS_NULL.sh: time stamp 2022-10-11 09:50:38 is 544.117020248 s in the future
 3072 09:54:09.177694  tar: ./lkdtm/REFCOUNT_DEC_ZERO.sh: time stamp 2022-10-11 09:50:38 is 544.112344653 s in the future
 3073 09:54:09.187268  tar: ./lkdtm/CORRUPT_LIST_ADD.sh: time stamp 2022-10-11 09:50:38 is 544.108177006 s in the future
 3074 09:54:09.200785  tar: ./lkdtm/REFCOUNT_SUB_AND_TEST_NEGATIVE.sh: time stamp 2022-10-11 09:50:38 is 544.103405864 s in the future
 3075 09:54:09.210477  tar: ./lkdtm/USERCOPY_STACK_FRAME_FROM.sh: time stamp 2022-10-11 09:50:38 is 544.099140202 s in the future
 3076 09:54:09.220550  tar: ./lkdtm/WRITE_RO_AFTER_INIT.sh: time stamp 2022-10-11 09:50:38 is 544.094563395 s in the future
 3077 09:54:09.230043  tar: ./lkdtm: time stamp 2022-10-11 09:50:53 is 559.092308752 s in the future
 3078 09:54:09.236547  tar: ./nsfs/owner: time stamp 2022-10-11 09:50:44 is 550.082570423 s in the future
 3079 09:54:09.246472  tar: ./nsfs/pidns: time stamp 2022-10-11 09:50:44 is 550.075601511 s in the future
 3080 09:54:09.253059  tar: ./nsfs: time stamp 2022-10-11 09:50:54 is 560.073442024 s in the future
 3081 09:54:09.266180  tar: ./membarrier/membarrier_test_multi_thread: time stamp 2022-10-11 09:50:38 is 544.063483926 s in the future
 3082 09:54:09.276149  tar: ./membarrier/membarrier_test_single_thread: time stamp 2022-10-11 09:50:38 is 544.056014032 s in the future
 3083 09:54:09.282740  tar: ./membarrier: time stamp 2022-10-11 09:50:53 is 559.052812987 s in the future
 3084 09:54:09.292928  tar: ./fpu/test_fpu: time stamp 2022-10-11 09:50:33 is 538.656455797 s in the future
 3085 09:54:09.299164  tar: ./fpu: time stamp 2022-10-11 09:50:52 is 557.645487427 s in the future
 3086 09:54:09.309128  tar: ./sysctl: time stamp 2022-10-11 09:50:55 is 560.63051242 s in the future
 3087 09:54:09.347029  tar: ./livepatch: time stamp 2022-10-11 09:50:53 is 558.575726932 s in the future
 3088 09:54:09.366065  tar: ./rtc/rtctest: time stamp 2022-10-11 09:50:46 is 551.557056704 s in the future
 3089 09:54:09.372536  tar: ./rtc/setdate: time stamp 2022-10-11 09:50:45 is 550.549656405 s in the future
 3090 09:54:09.382722  tar: ./rtc: time stamp 2022-10-11 09:50:55 is 560.547150222 s in the future
 3091 09:54:09.392309  tar: ./mincore/mincore_selftest: time stamp 2022-10-11 09:50:39 is 544.533460069 s in the future
 3092 09:54:09.399031  tar: ./mincore: time stamp 2022-10-11 09:50:53 is 558.53129429 s in the future
 3093 09:54:09.411349  tar: ./cgroup/test_memcontrol: time stamp 2022-10-11 09:50:32 is 537.512005582 s in the future
 3094 09:54:09.426179  tar: ./cgroup/test_kmem: time stamp 2022-10-11 09:50:32 is 537.496671054 s in the future
 3095 09:54:09.436477  tar: ./cgroup/test_freezer: time stamp 2022-10-11 09:50:32 is 537.486656732 s in the future
 3096 09:54:09.446373  tar: ./cgroup/test_core: time stamp 2022-10-11 09:50:32 is 537.477008143 s in the future
 3097 09:54:09.452851  tar: ./cgroup: time stamp 2022-10-11 09:50:51 is 556.473821271 s in the future
 3098 09:54:09.462611  tar: ./kcmp/kcmp_test: time stamp 2022-10-11 09:50:35 is 540.462884281 s in the future
 3099 09:54:09.469491  tar: ./kcmp: time stamp 2022-10-11 09:50:53 is 558.459821589 s in the future
 3100 09:54:09.885755  tar: ./ftrace: time stamp 2022-10-11 09:50:52 is 557.036759167 s in the future
 3101 09:54:09.892408  tar: ./timers/nanosleep: time stamp 2022-10-11 09:50:47 is 552.03021757 s in the future
 3102 09:54:09.902220  tar: ./timers/set-tai: time stamp 2022-10-11 09:50:47 is 552.025354497 s in the future
 3103 09:54:09.912392  tar: ./timers/adjtick: time stamp 2022-10-11 09:50:47 is 552.021279832 s in the future
 3104 09:54:09.918696  tar: ./timers/posix_timers: time stamp 2022-10-11 09:50:47 is 552.017363087 s in the future
 3105 09:54:09.928785  tar: ./timers/inconsistency-check: time stamp 2022-10-11 09:50:47 is 552.013241 s in the future
 3106 09:54:09.938729  tar: ./timers/change_skew: time stamp 2022-10-11 09:50:47 is 552.008732849 s in the future
 3107 09:54:09.948188  tar: ./timers/threadtest: time stamp 2022-10-11 09:50:47 is 552.003964345 s in the future
 3108 09:54:09.954900  tar: ./timers/leap-a-day: time stamp 2022-10-11 09:50:47 is 551.998624826 s in the future
 3109 09:54:09.964779  tar: ./timers/leapcrash: time stamp 2022-10-11 09:50:47 is 551.994401472 s in the future
 3110 09:54:09.974877  tar: ./timers/rtcpie: time stamp 2022-10-11 09:50:47 is 551.989222325 s in the future
 3111 09:54:09.981480  tar: ./timers/set-2038: time stamp 2022-10-11 09:50:47 is 551.982211107 s in the future
 3112 09:54:09.991273  tar: ./timers/set-tz: time stamp 2022-10-11 09:50:47 is 551.977534516 s in the future
 3113 09:54:09.998077  tar: ./timers/freq-step: time stamp 2022-10-11 09:50:47 is 551.973426633 s in the future
 3114 09:54:10.007495  tar: ./timers/alarmtimer-suspend: time stamp 2022-10-11 09:50:47 is 551.969361328 s in the future
 3115 09:54:10.017595  tar: ./timers/nsleep-lat: time stamp 2022-10-11 09:50:47 is 551.965456746 s in the future
 3116 09:54:10.027292  tar: ./timers/skew_consistency: time stamp 2022-10-11 09:50:47 is 551.961120042 s in the future
 3117 09:54:10.037574  tar: ./timers/clocksource-switch: time stamp 2022-10-11 09:50:47 is 551.957109814 s in the future
 3118 09:54:10.047417  tar: ./timers/valid-adjtimex: time stamp 2022-10-11 09:50:47 is 551.952977148 s in the future
 3119 09:54:10.053957  tar: ./timers/set-timer-lat: time stamp 2022-10-11 09:50:47 is 551.948298938 s in the future
 3120 09:54:10.063821  tar: ./timers/mqueue-lat: time stamp 2022-10-11 09:50:47 is 551.944105206 s in the future
 3121 09:54:10.073688  tar: ./timers/raw_skew: time stamp 2022-10-11 09:50:47 is 551.939606877 s in the future
 3122 09:54:10.080066  tar: ./timers: time stamp 2022-10-11 09:50:55 is 559.938137344 s in the future
 3123 09:54:10.090243  tar: ./run_kselftest.sh: time stamp 2022-10-11 09:50:49 is 553.935226941 s in the future
 3124 09:54:10.096642  tar: ./cpu-hotplug: time stamp 2022-10-11 09:50:51 is 555.929454827 s in the future
 3125 09:54:10.103153  tar: ./pstore: time stamp 2022-10-11 09:50:54 is 558.914148319 s in the future
 3126 09:54:13.039016  tar: ./exec/load_address_16777216: time stamp 2022-10-11 09:50:32 is 533.88395652 s in the future
 3127 09:54:13.049056  tar: ./exec/execveat.denatured: time stamp 2022-10-11 09:50:32 is 533.878403443 s in the future
 3128 09:54:13.058909  tar: ./exec/execveat: time stamp 2022-10-11 09:50:32 is 533.870791056 s in the future
 3129 09:54:13.068488  tar: ./exec/recursion-depth: time stamp 2022-10-11 09:50:32 is 533.866440853 s in the future
 3130 09:54:13.075571  tar: ./exec/execveat.symlink: time stamp 2022-10-11 09:50:32 is 533.861128217 s in the future
 3131 09:54:13.485664  tar: ./exec/load_address_2097152: time stamp 2022-10-11 09:50:32 is 533.436768297 s in the future
 3132 09:54:13.495677  tar: ./exec/script: time stamp 2022-10-11 09:50:32 is 533.430482745 s in the future
 3133 09:54:13.505560  tar: ./exec/non-regular: time stamp 2022-10-11 09:50:32 is 533.419704084 s in the future
 3134 09:54:13.596797  tar: ./exec/load_address_4096: time stamp 2022-10-11 09:50:32 is 533.326013643 s in the future
 3135 09:54:13.606758  tar: ./exec/subdir: time stamp 2022-10-11 09:50:32 is 533.323784602 s in the future
 3136 09:54:13.613161  tar: ./exec: time stamp 2022-10-11 09:50:52 is 553.322540438 s in the future
 3137 09:54:13.623266  tar: ./size/get_size: time stamp 2022-10-11 09:50:46 is 547.317584827 s in the future
 3138 09:54:13.629695  tar: ./size: time stamp 2022-10-11 09:50:55 is 556.315350339 s in the future
 3139 09:54:13.639549  tar: ./mqueue/mq_perf_tests: time stamp 2022-10-11 09:50:39 is 540.306553166 s in the future
 3140 09:54:13.646297  tar: ./mqueue/mq_open_tests: time stamp 2022-10-11 09:50:39 is 540.299928292 s in the future
 3141 09:54:13.656015  tar: ./mqueue: time stamp 2022-10-11 09:50:53 is 554.297335866 s in the future
 3142 09:54:13.665964  tar: ./capabilities/validate_cap: time stamp 2022-10-11 09:50:32 is 533.290394273 s in the future
 3143 09:54:13.675844  tar: ./capabilities/test_execve: time stamp 2022-10-11 09:50:32 is 533.283766748 s in the future
 3144 09:54:13.682282  tar: ./capabilities: time stamp 2022-10-11 09:50:51 is 552.28278299 s in the future
 3145 09:54:13.692582  tar: ./clone3/clone3_set_tid: time stamp 2022-10-11 09:50:32 is 533.277087894 s in the future
 3146 09:54:13.702269  tar: ./clone3/clone3_clear_sighand: time stamp 2022-10-11 09:50:32 is 533.272692324 s in the future
 3147 09:54:13.708805  tar: ./clone3/clone3: time stamp 2022-10-11 09:50:32 is 533.268115795 s in the future
 3148 09:54:13.722173  tar: ./clone3/clone3_cap_checkpoint_restore: time stamp 2022-10-11 09:50:32 is 533.261974769 s in the future
 3149 09:54:13.728514  tar: ./clone3: time stamp 2022-10-11 09:50:51 is 552.260849474 s in the future
 3150 09:54:13.738386  tar: ./pidfd/pidfd_getfd_test: time stamp 2022-10-11 09:50:44 is 545.252076995 s in the future
 3151 09:54:13.748467  tar: ./pidfd/pidfd_test: time stamp 2022-10-11 09:50:44 is 545.246072174 s in the future
 3152 09:54:13.755018  tar: ./pidfd/pidfd_fdinfo_test: time stamp 2022-10-11 09:50:44 is 545.24071168 s in the future
 3153 09:54:13.764960  tar: ./pidfd/pidfd_wait: time stamp 2022-10-11 09:50:44 is 545.230951058 s in the future
 3154 09:54:13.774840  tar: ./pidfd/pidfd_poll_test: time stamp 2022-10-11 09:50:44 is 545.225950909 s in the future
 3155 09:54:13.784678  tar: ./pidfd/pidfd_setns_test: time stamp 2022-10-11 09:50:44 is 545.21503761 s in the future
 3156 09:54:13.791456  tar: ./pidfd/pidfd_open_test: time stamp 2022-10-11 09:50:44 is 545.209722875 s in the future
 3157 09:54:13.801282  tar: ./pidfd: time stamp 2022-10-11 09:50:54 is 555.207938972 s in the future
 3158 09:54:13.807953  tar: ./kselftest-list.txt: time stamp 2022-10-11 09:50:56 is 557.203836054 s in the future
 3159 09:54:13.817820  tar: ./ptrace/peeksiginfo: time stamp 2022-10-11 09:50:44 is 545.196579094 s in the future
 3160 09:54:13.827798  tar: ./ptrace/get_syscall_info: time stamp 2022-10-11 09:50:44 is 545.189257194 s in the future
 3161 09:54:13.837732  tar: ./ptrace/vmaccess: time stamp 2022-10-11 09:50:44 is 545.183490492 s in the future
 3162 09:54:13.844113  tar: ./ptrace: time stamp 2022-10-11 09:50:54 is 555.181826356 s in the future
 3163 09:54:13.854104  tar: ./kselftest/prefix.pl: time stamp 2022-10-11 09:50:49 is 550.177746697 s in the future
 3164 09:54:13.860859  tar: ./kselftest/runner.sh: time stamp 2022-10-11 09:50:49 is 550.17503308 s in the future
 3165 09:54:13.870636  tar: ./kselftest/module.sh: time stamp 2022-10-11 09:50:49 is 550.171848623 s in the future
 3166 09:54:13.880243  tar: ./kselftest: time stamp 2022-10-11 09:50:49 is 550.170555953 s in the future
 3167 09:54:13.887129  tar: ./tpm2: time stamp 2022-10-11 09:50:55 is 556.146910765 s in the future
 3168 09:54:13.893332  tar: .: time stamp 2022-10-11 09:50:56 is 557.143425905 s in the future
 3169 09:54:13.893419  skiplist:
 3170 09:54:13.900410  ========================================
 3171 09:54:13.903347  breakpoints:breakpoint_test
 3172 09:54:14.144863  breakpoints:step_after_suspend_test
 3173 09:54:14.158064  ftrace:ftracetest
 3174 09:54:14.172631  net:rtnetlink.sh
 3175 09:54:14.185890  net:tls
 3176 09:54:14.197249  netfilter:bridge_brouter.sh
 3177 09:54:14.208710  netfilter:nft_flowtable.sh
 3178 09:54:14.223287  netfilter:nft_trans_stress.sh
 3179 09:54:14.246605  pidfd:pidfd_wait
 3180 09:54:14.267492  ========================================
 3181 09:54:14.667895  [   47.987680] kselftest: Running tests in lkdtm
 3182 09:54:14.674553  TAP version 13
 3183 09:54:14.683788  1..70
 3184 09:54:14.690174  # selftests: lkdtm: PANIC.sh
 3185 09:54:14.756752  # Skipping PANIC: crashes entire system
 3186 09:54:14.759979  ok 1 selftests: lkdtm: PANIC.sh # SKIP
 3187 09:54:14.763267  # selftests: lkdtm: BUG.sh
 3188 09:54:14.830454  [   48.150127] lkdtm: Performing direct entry BUG
 3189 09:54:14.836845  [   48.155174] ------------[ cut here ]------------
 3190 09:54:14.840105  [   48.160354] kernel BUG at drivers/misc/lkdtm/bugs.c:76!
 3191 09:54:14.846753  [   48.166217] invalid opcode: 0000 [#1] SMP PTI
 3192 09:54:14.853258  [   48.171088] CPU: 1 PID: 723 Comm: cat Tainted: G        W         5.10.145-cip17 #1
 3193 09:54:14.859799  [   48.179640] Hardware name: Google Rammus/Rammus, BIOS  09/04/2020
 3194 09:54:14.866520  [   48.186447] RIP: 0010:lkdtm_BUG+0x5/0x10
 3195 09:54:14.886140  [   48.190829] Code: 89 ff e8 2e b6 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 80 fc 93 02
 3196 09:54:14.892925  [   48.211809] RSP: 0018:ffffaf22814f7e60 EFLAGS: 00010286
 3197 09:54:14.899576  [   48.217643] RAX: ffffffff840de890 RBX: 0000000000000001 RCX: 0000000000000000
 3198 09:54:14.909460  [   48.225611] RDX: 0000000000000000 RSI: ffff9f1cbac9bf70 RDI: ffffffff84d9ae90
 3199 09:54:14.916173  [   48.233581] RBP: ffffffff851e5df0 R08: 0000000000000001 R09: 0000000000000001
 3200 09:54:14.926216  [   48.241541] R10: 00000000ffffe000 R11: 3fffffffffffffff R12: 0000000000000004
 3201 09:54:14.932498  [   48.249509] R13: ffffaf22814f7f10 R14: ffffaf22814f7f10 R15: ffff9f1c44c51000
 3202 09:54:14.942205  [   48.257476] FS:  00007f7506bb1580(0000) GS:ffff9f1cbac80000(0000) knlGS:0000000000000000
 3203 09:54:14.948841  [   48.266515] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
 3204 09:54:14.955866  [   48.272922] CR2: 00007f75069ba000 CR3: 0000000103370006 CR4: 00000000003706e0
 3205 09:54:14.959086  [   48.280882] Call Trace:
 3206 09:54:14.962233  [   48.283608]  direct_entry.cold+0x2c/0x38
 3207 09:54:14.968809  [   48.287988]  full_proxy_write+0x53/0x80
 3208 09:54:14.972295  [   48.292276]  vfs_write+0xe7/0x3a0
 3209 09:54:14.975308  [   48.295978]  ksys_write+0x68/0xf0
 3210 09:54:14.978517  [   48.299676]  do_syscall_64+0x30/0x40
 3211 09:54:14.985304  [   48.303669]  entry_SYSCALL_64_after_hwframe+0x61/0xc6
 3212 09:54:14.988610  [   48.309309] RIP: 0033:0x7f7506ac78f3
 3213 09:54:15.008182  [   48.313287] Code: 8b 15 a1 25 0e 00 f7 d8 64 89 02 48 c7 c0 ff ff ff ff eb b7 0f 1f 00 64 8b 04 25 18 00 00 00 85 c0 75 14 b8 01 00 00 00 0f 05 <48> 3d 00 f0 ff ff 77 55 c3 0f 1f 40 00 48 83 ec 28 48 89 54 24 18
 3214 09:54:15.017970  [   48.334269] RSP: 002b:00007ffef5eb9dd8 EFLAGS: 00000246 ORIG_RAX: 0000000000000001
 3215 09:54:15.024490  [   48.342726] RAX: ffffffffffffffda RBX: 0000000000000004 RCX: 00007f7506ac78f3
 3216 09:54:15.034219  [   48.350697] RDX: 0000000000000004 RSI: 00007f75069ba000 RDI: 0000000000000001
 3217 09:54:15.041344  [   48.358657] RBP: 00007f75069ba000 R08: 00007f75069b9010 R09: 0000000000000000
 3218 09:54:15.050760  [   48.366625] R10: fffffffffffffbc5 R11: 0000000000000246 R12: 0000000000000001
 3219 09:54:15.057312  [   48.374593] R13: 0000000000000001 R14: 0000000000020000 R15: 0000000000020000
 3220 09:54:15.084057  [   48.382565] 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_debugfs cros_ec_lightbar cros_ec_sensorhub x86_pkg_temp_thermal cros_ec_dev cros_usbpd_notify
 3221 09:54:15.090218  [   48.409029] ---[ end trace 82f3067a6a326e46 ]---
 3222 09:54:15.093552  [   48.414190] RIP: 0010:lkdtm_BUG+0x5/0x10
 3223 09:54:15.113606  [   48.418591] Code: 89 ff e8 2e b6 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 80 fc 93 02
 3224 09:54:15.120123  [   48.439589] RSP: 0018:ffffaf22814f7e60 EFLAGS: 00010286
 3225 09:54:15.129674  [   48.445434] RAX: ffffffff840de890 RBX: 0000000000000001 RCX: 0000000000000000
 3226 09:54:15.136695  [   48.453408] RDX: 0000000000000000 RSI: ffff9f1cbac9bf70 RDI: ffffffff84d9ae90
 3227 09:54:15.142860  [   48.461385] RBP: ffffffff851e5df0 R08: 0000000000000001 R09: 0000000000000001
 3228 09:54:15.152985  [   48.469356] R10: 00000000ffffe000 R11: 3fffffffffffffff R12: 0000000000000004
 3229 09:54:15.159486  [   48.477328] R13: ffffaf22814f7f10 R14: ffffaf22814f7f10 R15: ffff9f1c44c51000
 3230 09:54:15.169571  [   48.485315] FS:  00007f7506bb1580(0000) GS:ffff9f1cbac80000(0000) knlGS:0000000000000000
 3231 09:54:15.176179  [   48.494368] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
 3232 09:54:15.182691  [   48.500789] CR2: 00007f75069ba000 CR3: 0000000103370006 CR4: 00000000003706e0
 3233 09:54:15.185958  # Segmentation fault
 3234 09:54:15.201636  # [   48.150127] lkdtm: Performing direct entry BUG
 3235 09:54:15.208475  # [   48.155174] ------------[ cut here ]------------
 3236 09:54:15.215096  # [   48.160354] kernel BUG at drivers/misc/lkdtm/bugs.c:76!
 3237 09:54:15.218185  # [   48.166217] invalid opcode: 0000 [#1] SMP PTI
 3238 09:54:15.228309  # [   48.171088] CPU: 1 PID: 723 Comm: cat Tainted: G        W         5.10.145-cip17 #1
 3239 09:54:15.234684  # [   48.179640] Hardware name: Google Rammus/Rammus, BIOS  09/04/2020
 3240 09:54:15.238091  # [   48.186447] RIP: 0010:lkdtm_BUG+0x5/0x10
 3241 09:54:15.264454  # [   48.190829] Code: 89 ff e8 2e b6 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 80 fc 93 0[   48.582887] lkdtm: Performing direct entry WARNING
 3242 09:54:15.264563  2
 3243 09:54:15.277746  # [   48.211809] RSP: 0018:ffffaf22814f7e60 EFLAGS: 00010286[   48.589649] ------------[ cut here ]------------
 3244 09:54:15.284288  [   48.601030] WARNING: CPU: 2 PID: 759 at drivers/misc/lkdtm/bugs.c:83 lkdtm_WARNING+0x13/0x20
 3245 09:54:15.310573  [   48.610467] 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_debugfs cros_ec_lightbar cros_ec_sensorhub x86_pkg_temp_thermal cros_ec_dev cros_usbpd_notify
 3246 09:54:15.314002  
 3247 09:54:15.326951  # [   48.217643] RAX: ffffffff840de890 RBX: 0000000000000001 RC[   48.636926] CPU: 2 PID: 759 Comm: cat Tainted: G      D W         5.10.145-cip17 #1
 3248 09:54:15.333717  [   48.651693] Hardware name: Google Rammus/Rammus, BIOS  09/04/2020
 3249 09:54:15.340355  [   48.658502] RIP: 0010:lkdtm_WARNING+0x13/0x20
 3250 09:54:15.360256  [   48.663390] 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 80 fc 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 61 fc
 3251 09:54:15.366708  [   48.684381] RSP: 0018:ffffaf228158fe60 EFLAGS: 00010202
 3252 09:54:15.373082  [   48.690216] RAX: ffffffff840de8a0 RBX: 0000000000000002 RCX: 0000000000000000
 3253 09:54:15.376400  X: 0000000000000000
 3254 09:54:15.386251  # [   48.225611] RDX: 0000000000000000 RSI:[   48.698192] RDX: 0000000000000000 RSI: ffff9f1cbad1bf70 RDI: ffffffff84d9aea0
 3255 09:54:15.396297  [   48.712382] RBP: ffffffff8518a82f R08: 0000000000000000 R09: 0000000000000000
 3256 09:54:15.402995  [   48.720387] R10: 00000000ffffe000 R11: 3fffffffffffffff R12: 0000000000000008
 3257 09:54:15.412695  [   48.728360] R13: ffffaf228158ff10 R14: ffffaf228158ff10 R15: ffff9f1c44073000
 3258 09:54:15.419518  [   48.736334] FS:  00007f7f8f100580(0000) GS:ffff9f1cbad00000(0000) knlGS:0000000000000000
 3259 09:54:15.426217  [   48.745398] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
 3260 09:54:15.432826   ffff9f1cbac9bf70 RDI: ffffffff84d9ae90
 3261 09:54:15.442640  # [   48.233581] RBP: f[   48.751827] CR2: 00007f7f8ef09000 CR3: 0000000103fd4003 CR4: 00000000003706e0
 3262 09:54:15.442726  [   48.766019] Call Trace:
 3263 09:54:15.448876  [   48.768781]  direct_entry.cold+0x2c/0x38
 3264 09:54:15.452244  [   48.773202]  full_proxy_write+0x53/0x80
 3265 09:54:15.458859  fffffff851e5df0 R08: 0000000000000001 R09: 0000000000000001
 3266 09:54:15.462216  # [[   48.777496]  vfs_write+0xe7/0x3a0
 3267 09:54:15.465371  [   48.787408]  ksys_write+0x68/0xf0
 3268 09:54:15.468697  [   48.791110]  do_syscall_64+0x30/0x40
 3269 09:54:15.475293  [   48.795125]  entry_SYSCALL_64_after_hwframe+0x61/0xc6
 3270 09:54:15.478619  [   48.800769] RIP: 0033:0x7f7f8f0168f3
 3271 09:54:15.501840  [   48.804760] Code: 8b 15 a1 25 0e 00 f7 d8 64 89 02 48 c7 c0 ff ff ff ff eb b7 0f 1f 00 64 8b 04 25 18 00 00 00 85 c0 75 14 b8 01 00 00 00 0f 05 <48> 3d 00 f0 ff ff 77 55 c3 0f 1f 40 00 48 83 ec 28 48 89 54 24 18
 3272 09:54:15.508260  [   48.825748] RSP: 002b:00007ffc19564868 EFLAGS: 00000246 ORIG_RAX: 0000000000000001
 3273 09:54:15.518333  [   48.834208] RAX: ffffffffffffffda RBX: 0000000000000008 RCX: 00007f7f8f0168f3
 3274 09:54:15.524921  [   48.842183] RDX: 0000000000000008 RSI: 00007f7f8ef09000 RDI: 0000000000000001
 3275 09:54:15.534876  [   48.850154] RBP: 00007f7f8ef09000 R08: 00007f7f8ef08010 R09: 0000000000000000
 3276 09:54:15.541658  [   48.858128] R10: fffffffffffffbc5 R11: 0000000000000246 R12: 0000000000000001
 3277 09:54:15.548204  [   48.866100] R13: 0000000000000001 R14: 0000000000020000 R15: 0000000000020000
 3278 09:54:15.551344  [   48.874076] irq event stamp: 0
 3279 09:54:15.564373     48.241541] R10: 00000000ffffe000 R11: 3fffffffffffffff R12: 0[   48.877511] hardirqs last  enabled at (0): [<0000000000000000>] 0x0
 3280 09:54:15.574289  [   48.890727] hardirqs last disabled at (0): [<ffffffff83900cf0>] copy_process+0x640/0x1c80
 3281 09:54:15.584327  [   48.899868] softirqs last  enabled at (0): [<ffffffff83900cf0>] copy_process+0x640/0x1c80
 3282 09:54:15.590950  [   48.909007] softirqs last disabled at (0): [<0000000000000000>] 0x0
 3283 09:54:15.597597  [   48.916054] ---[ end trace 82f3067a6a326e47 ]---
 3284 09:54:15.597682  000000000000004
 3285 09:54:15.607337  # [   48.249509] R13: ffffaf22814f7f10 R14: ffffaf22814f7f10 R15: ffff9f1c44c51000
 3286 09:54:15.613948  # [   48.257476] FS:  00007f7506bb1580(0000) GS:ffff9f1cbac80000(0000) knlGS:0000000000000000
 3287 09:54:15.620558  # [   48.266515] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
 3288 09:54:15.630425  # [   48.272922] CR2: 00007f75069ba000 CR3: 0000000103370006 CR4: 00000000003706e0
 3289 09:54:15.633953  # [   48.280882] Call Trace:
 3290 09:54:15.637050  # [   48.283608]  direct_entry.cold+0x2c/0x38
 3291 09:54:15.643724  # [   48.287988]  full_proxy_write+0x53/0x80
 3292 09:54:15.646926  # [   48.292276]  vfs_write+0xe7/0x3a0
 3293 09:54:15.650176  # [   48.295978]  ksys_write+0x68/0xf0
 3294 09:54:15.653412  # [   48.299676]  do_syscall_64+0x30/0x40
 3295 09:54:15.659954  # [   48.303669]  entry_SYSCALL_64_after_hwframe+0x61/0xc6
 3296 09:54:15.663343  # [   48.309309] RIP: 0033:0x7f7506ac78f3
 3297 09:54:15.676879  # [   48.313287] Code: 8b 15 a1 25 0e 00 f7 d8 64 89 02 48 c7 c0 ff ff [   48.993169] lkdtm: Performing direct entry WARNING_MESSAGE
 3298 09:54:15.683432  [   49.001978] ------------[ cut here ]------------
 3299 09:54:15.693023  ff ff eb b7 0f 1f 00 64 8b 04 25 18 00 00 00 85 c0 75 14 b8 01 0[   49.007129] Warning message trigger count: 2
 3300 09:54:15.709990  0 00 00 0f 05 <48> 3d 00 f0 ff ff 77 55 c3 0f 1f 40 00 48 83 ec [   49.018133] WARNING: CPU: 1 PID: 794 at drivers/misc/lkdtm/bugs.c:88 lkdtm_WARNING_MESSAGE+0x20/0x30
 3301 09:54:15.712699  28 48 89 54 24 18
 3302 09:54:15.742276  # [   48.334269] RSP: 002b:00007ffef5eb9dd8 E[   49.034539] 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_debugfs cros_ec_lightbar cros_ec_sensorhub x86_pkg_temp_thermal cros_ec_dev cros_usbpd_notify
 3303 09:54:15.745745  FLAGS: 00000246 ORIG_RAX: 0000000000000001
 3304 09:54:15.758623  # [   48.342726] RAX[   49.067176] CPU: 1 PID: 794 Comm: cat Tainted: G      D W         5.10.145-cip17 #1
 3305 09:54:15.761934  : ffffffffffffffda RBX: 0000000000000004 RCX: 00007f7506ac78f3
 3306 09:54:15.768404  [   49.081974] Hardware name: Google Rammus/Rammus, BIOS  09/04/2020
 3307 09:54:15.781865  # [   48.350697] RDX: 0000000000000004 RSI: 00007f75069ba000 RDI[   49.094987] RIP: 0010:lkdtm_WARNING_MESSAGE+0x20/0x30
 3308 09:54:15.784740  : 0000000000000001
 3309 09:54:15.808521  # [   48.358657] RBP: 00007f75069ba000 R08: [   49.106836] Code: cc cc cc cc 66 0f 1f 44 00 00 0f 1f 44 00 00 8b 05 61 fc 93 02 48 c7 c7 90 ad 18 85 8d 70 01 89 35 51 fc 93 02 e8 2b 1f 66 00 <0f> 0b c3 cc cc cc cc 66 0f 1f 84 00 00 00 00 00 0f 1f 44 00 00 c7
 3310 09:54:15.814466  00007f75069b9010 R09: 0000000000000000
 3311 09:54:15.821098  # [   48.366625] R10: ff[   49.134042] RSP: 0018:ffffaf2281617e60 EFLAGS: 00010286
 3312 09:54:15.827768  fffffffffffbc5 R11: 0000000000000246 R12: 0000000000000001
 3313 09:54:15.834302  # [ [   49.146093] RAX: 0000000000000000 RBX: 0000000000000003 RCX: 0000000000000000
 3314 09:54:15.850808    48.374593] R13: 0000000000000001 R14: 0000000000020000 R15: 00[   49.160281] RDX: ffff9f1cbacac660 RSI: ffff9f1cbac9bf70 RDI: ffff9f1cbac9bf70
 3315 09:54:15.850895  00000000020000
 3316 09:54:15.864146  # [   48.382565] Modules linked in: fuse ip_tabl[   49.174465] RBP: ffffffff8518a837 R08: 0000000000000000 R09: 0000000000000000
 3317 09:54:15.877678  es cros_ec_sensors cros_ec_sensors_core industrialio_triggered_b[   49.188653] R10: 00000000ffffe000 R11: 3fffffffffffffff R12: 0000000000000010
 3318 09:54:15.894053  uffer kfifo_buf industrialio cros_ec_chardev cros_ec_sysfs cros_[   49.202847] R13: ffffaf2281617f10 R14: ffffaf2281617f10 R15: ffff9f1c43ddb000
 3319 09:54:15.906959  ec_debugfs cros_ec_lightbar cros_ec_sensorhub x86_pkg_temp_therm[   49.217039] FS:  00007f1e3b28a580(0000) GS:ffff9f1cbac80000(0000) knlGS:0000000000000000
 3320 09:54:15.910437  al cros_ec_dev cros_usbpd_notify
 3321 09:54:15.920139  # [   48.409029] ---[ end trac[   49.232291] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
 3322 09:54:15.923695  e 82f3067a6a326e46 ]---
 3323 09:54:15.933555  # [   48.414190] RIP: 0010:lkdtm_BUG+0x[   49.244922] CR2: 00007f1e3b093000 CR3: 0000000104028006 CR4: 00000000003706e0
 3324 09:54:15.936664  5/0x10
 3325 09:54:15.943299  # [   48.418591] Code: 89 ff e8 2e b6 a3 ff 48 c7 c0 ea [   49.259110] Call Trace:
 3326 09:54:15.953225  ff ff ff eb de 48 c7 c0 ea ff ff ff c3 cc cc cc cc 48 c7 c0 f4 f[   49.268057]  direct_entry.cold+0x2c/0x38
 3327 09:54:15.963249  f ff ff eb c9 0f 1f 44 00 00 <0f> 0b 66 0f 1f 84 00 00 00 00 00 [   49.278652]  full_proxy_write+0x53/0x80
 3328 09:54:15.966537  0f 1f 44 00 00 83 05 80 fc 93 02
 3329 09:54:15.973318  # [   48.439589] RSP: 0018:fff[   49.289148]  vfs_write+0xe7/0x3a0
 3330 09:54:15.976253  faf22814f7e60 EFLAGS: 00010286
 3331 09:54:15.982886  # [   48.445434] RAX: ffffffff84[   49.299063]  ksys_write+0x68/0xf0
 3332 09:54:15.989447  0de890 RBX: 0000000000000001 RCX: 0000000000000000
 3333 09:54:15.992802  # [   48.453[   49.308988]  do_syscall_64+0x30/0x40
 3334 09:54:16.006236  408] RDX: 0000000000000000 RSI: ffff9f1cbac9bf70 RDI: ffffffff84[   49.319191]  entry_SYSCALL_64_after_hwframe+0x61/0xc6
 3335 09:54:16.006332  d9ae90
 3336 09:54:16.015773  # [   48.461385] RBP: ffffffff851e5df0 R08: 000000000000[   49.331044] RIP: 0033:0x7f1e3b1a08f3
 3337 09:54:16.019425  0001 R09: 0000000000000001
 3338 09:54:16.042384  # [   48.469356] R10: 00000000ffffe0[   49.341248] Code: 8b 15 a1 25 0e 00 f7 d8 64 89 02 48 c7 c0 ff ff ff ff eb b7 0f 1f 00 64 8b 04 25 18 00 00 00 85 c0 75 14 b8 01 00 00 00 0f 05 <48> 3d 00 f0 ff ff 77 55 c3 0f 1f 40 00 48 83 ec 28 48 89 54 24 18
 3339 09:54:16.048880  00 R11: 3fffffffffffffff R12: 0000000000000004
 3340 09:54:16.058513  # [   48.477328][   49.368443] RSP: 002b:00007fff66d11038 EFLAGS: 00000246 ORIG_RAX: 0000000000000001
 3341 09:54:16.071950   R13: ffffaf22814f7f10 R14: ffffaf22814f7f10 R15: ffff9f1c44c510[   49.383116] RAX: ffffffffffffffda RBX: 0000000000000010 RCX: 00007f1e3b1a08f3
 3342 09:54:16.072079  00
 3343 09:54:16.085124  # [   48.485315] FS:  00007f7506bb1580(0000) GS:ffff9f1cbac8[   49.397306] RDX: 0000000000000010 RSI: 00007f1e3b093000 RDI: 0000000000000001
 3344 09:54:16.088504  0000(0000) knlGS:0000000000000000
 3345 09:54:16.101504  # [   48.494368] CS:  0010 DS[   49.411492] RBP: 00007f1e3b093000 R08: 00007f1e3b092010 R09: 0000000000000000
 3346 09:54:16.105176  : 0000 ES: 0000 CR0: 0000000080050033
 3347 09:54:16.114991  # [   48.500789] CR2: 000[   49.425676] R10: fffffffffffffbc5 R11: 0000000000000246 R12: 0000000000000001
 3348 09:54:16.121498  07f75069ba000 CR3: 0000000103370006 CR4: 00000000003706e0
 3349 09:54:16.128287  # BUG[   49.439863] R13: 0000000000000001 R14: 0000000000020000 R15: 0000000000020000
 3350 09:54:16.131522  : saw 'kernel BUG at': ok
 3351 09:54:16.134806  ok 2 selftests: lkdtm: BUG.sh
 3352 09:54:16.137886  # self[   49.454074] irq event stamp: 0
 3353 09:54:16.141535  tests: lkdtm: WARNING.sh
 3354 09:54:16.151263  # [   48.582887] lkdtm: Performing dir[   49.463674] hardirqs last  enabled at (0): [<0000000000000000>] 0x0
 3355 09:54:16.154619  ect entry WARNING
 3356 09:54:16.167818  # [   48.589649] ------------[ cut here ]----[   49.476889] hardirqs last disabled at (0): [<ffffffff83900cf0>] copy_process+0x640/0x1c80
 3357 09:54:16.167904  --------
 3358 09:54:16.184110  # [   48.601030] WARNING: CPU: 2 PID: 759 at drivers/m[   49.492242] softirqs last  enabled at (0): [<ffffffff83900cf0>] copy_process+0x640/0x1c80
 3359 09:54:16.187537  isc/lkdtm/bugs.c:83 lkdtm_WARNING+0x13/0x20
 3360 09:54:16.197207  # [   48.610467] Mo[   49.507592] softirqs last disabled at (0): [<0000000000000000>] 0x0
 3361 09:54:16.207348  dules linked in: fuse ip_tables cros_ec_sensors cros_ec_sensors_[   49.520812] ---[ end trace 82f3067a6a326e48 ]---
 3362 09:54:16.227047  core industrialio_triggered_buffer kfifo_buf industrialio cros_ec_chardev cros_ec_sysfs cros_ec_debugfs cros_ec_lightbar cros_ec_sensorhub x86_pkg_temp_thermal cros_ec_dev cros_usbpd_notify
 3363 09:54:16.233629  # [   48.636926] CPU: 2 PID: 759 Comm: cat Tainted: G      D W         5.10.145-cip17 #1
 3364 09:54:16.240268  # [   48.651693] Hardware name: Google Rammus/Rammus, BIOS  09/04/2020
 3365 09:54:16.246939  # [   48.658502] RIP: 0010:lkdtm_WARNING+0x13/0x20
 3366 09:54:16.266494  # [   48.663390] 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 80 fc 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 61 fc
 3367 09:54:16.273074  # [   48.684381] RSP: 0018:ffffaf228158fe60 EFLAGS: 00010202
 3368 09:54:16.286510  # [   48.690216] RAX: ffffffff840de8a0 RBX: 0000000000000002 RCX: 0000000000000000[   49.605418] lkdtm: Performing direct entry EXCEPTION
 3369 09:54:16.302972  # [   48.698192] RDX: 0000000000000000 RSI: ffff9f1cbad1bf70 RD[   49.612311] BUG: kernel NULL pointer dereference, address: 0000000000000000
 3370 09:54:16.306351  [   49.626292] #PF: supervisor write access in kernel mode
 3371 09:54:16.312945  [   49.632124] #PF: error_code(0x0002) - not-present page
 3372 09:54:16.315922  [   49.637858] PGD 0 P4D 0 
 3373 09:54:16.319595  [   49.640683] Oops: 0002 [#2] SMP PTI
 3374 09:54:16.329473  [   49.644574] CPU: 1 PID: 826 Comm: cat Tainted: G      D W         5.10.145-cip17 #1
 3375 09:54:16.335978  [   49.653125] Hardware name: Google Rammus/Rammus, BIOS  09/04/2020
 3376 09:54:16.339095  [   49.659932] RIP: 0010:lkdtm_EXCEPTION+0x5/0x20
 3377 09:54:16.342626  I: ffffffff84d9aea0
 3378 09:54:16.365495  # [   48.712382] RBP: ffffffff8518a82f R08:[   49.664892] Code: 48 c7 c7 90 ad 18 85 8d 70 01 89 35 51 fc 93 02 e8 2b 1f 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
 3379 09:54:16.372104  [   49.692081] RSP: 0018:ffffaf228168fe60 EFLAGS: 00010286
 3380 09:54:16.382130  [   49.697911] RAX: ffffffff840de8f0 RBX: 0000000000000004 RCX: 0000000000000000
 3381 09:54:16.388692  [   49.705877] RDX: 0000000000000000 RSI: ffff9f1cbac9bf70 RDI: ffffffff84d9aec0
 3382 09:54:16.398906  [   49.713845] RBP: ffffffff850bfd07 R08: 0000000000000000 R09: 0000000000000000
 3383 09:54:16.405204  [   49.721813] R10: 00000000ffffe000 R11: 3fffffffffffffff R12: 000000000000000a
 3384 09:54:16.411854  [   49.729781] R13: ffffaf228168ff10 R14: ffffaf228168ff10 R15: ffff9f1c441d7000
 3385 09:54:16.421466  [   49.737748] FS:  00007f6525903580(0000) GS:ffff9f1cbac80000(0000) knlGS:0000000000000000
 3386 09:54:16.428157  [   49.746785] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
 3387 09:54:16.434657  [   49.753197] CR2: 0000000000000000 CR3: 0000000103508001 CR4: 00000000003706e0
 3388 09:54:16.438151  [   49.761163] Call Trace:
 3389 09:54:16.444936  [   49.763889]  direct_entry.cold+0x2c/0x38
 3390 09:54:16.448102   0000000000000000 R09: 0000000000000000
 3391 09:54:16.454559  # [   48.720387] R10: 0[   49.768269]  full_proxy_write+0x53/0x80
 3392 09:54:16.457910  [   49.778754]  vfs_write+0xe7/0x3a0
 3393 09:54:16.464811  0000000ffffe000 R11: 3fffffffffffffff R12: 0000000000000008
 3394 09:54:16.468230  # [[   49.782452]  ksys_write+0x68/0xf0
 3395 09:54:16.471261  [   49.792359]  do_syscall_64+0x30/0x40
 3396 09:54:16.484729     48.728360] R13: ffffaf228158ff10 R14: ffffaf228158ff10 R15: f[   49.796347]  entry_SYSCALL_64_after_hwframe+0x61/0xc6
 3397 09:54:16.487580  [   49.808202] RIP: 0033:0x7f65258198f3
 3398 09:54:16.487659  fff9f1c44073000
 3399 09:54:16.514064  # [   48.736334] FS:  00007f7f8f100580(0000) GS[   49.812194] Code: 8b 15 a1 25 0e 00 f7 d8 64 89 02 48 c7 c0 ff ff ff ff eb b7 0f 1f 00 64 8b 04 25 18 00 00 00 85 c0 75 14 b8 01 00 00 00 0f 05 <48> 3d 00 f0 ff ff 77 55 c3 0f 1f 40 00 48 83 ec 28 48 89 54 24 18
 3400 09:54:16.523852  [   49.839387] RSP: 002b:00007fff57f27208 EFLAGS: 00000246 ORIG_RAX: 0000000000000001
 3401 09:54:16.530589  [   49.847842] RAX: ffffffffffffffda RBX: 000000000000000a RCX: 00007f65258198f3
 3402 09:54:16.540418  [   49.855807] RDX: 000000000000000a RSI: 00007f652570c000 RDI: 0000000000000001
 3403 09:54:16.546996  [   49.863773] RBP: 00007f652570c000 R08: 00007f652570b010 R09: 0000000000000000
 3404 09:54:16.553965  [   49.871740] R10: fffffffffffffbc5 R11: 0000000000000246 R12: 0000000000000001
 3405 09:54:16.563714  [   49.879707] R13: 0000000000000001 R14: 0000000000020000 R15: 0000000000020000
 3406 09:54:16.566875  :ffff9f1cbad00000(0000) knlGS:0000000000000000
 3407 09:54:16.596677  # [   48.745398][   49.887679] 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_debugfs cros_ec_lightbar cros_ec_sensorhub x86_pkg_temp_thermal cros_ec_dev cros_usbpd_notify
 3408 09:54:16.600097  [   49.920309] CR2: 0000000000000000
 3409 09:54:16.603340  [   49.924005] ---[ end trace 82f3067a6a326e49 ]---
 3410 09:54:16.610191  [   49.929158] RIP: 0010:lkdtm_BUG+0x5/0x10
 3411 09:54:16.629906  [   49.933532] Code: 89 ff e8 2e b6 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 80 fc 93 02
 3412 09:54:16.636278  [   49.954510] RSP: 0018:ffffaf22814f7e60 EFLAGS: 00010286
 3413 09:54:16.643029  [   49.960345] RAX: ffffffff840de890 RBX: 0000000000000001 RCX: 0000000000000000
 3414 09:54:16.653286  [   49.968312] RDX: 0000000000000000 RSI: ffff9f1cbac9bf70 RDI: ffffffff84d9ae90
 3415 09:54:16.659852  [   49.976278] RBP: ffffffff851e5df0 R08: 0000000000000001 R09: 0000000000000001
 3416 09:54:16.666599  [   49.984246] R10: 00000000ffffe000 R11: 3fffffffffffffff R12: 0000000000000004
 3417 09:54:16.676274  [   49.992210] R13: ffffaf22814f7f10 R14: ffffaf22814f7f10 R15: ffff9f1c44c51000
 3418 09:54:16.686308  [   50.000177] FS:  00007f6525903580(0000) GS:ffff9f1cbac80000(0000) knlGS:0000000000000000
 3419 09:54:16.692905  [   50.009213] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
 3420 09:54:16.699490  [   50.015628] CR2: 0000000000000000 CR3: 0000000103508001 CR4: 00000000003706e0
 3421 09:54:16.709397  [   50.023602] BUG: sleeping function called from invalid context at include/linux/percpu-rwsem.h:49
 3422 09:54:16.716043  [   50.033502] in_atomic(): 0, irqs_disabled(): 1, non_block: 0, pid: 826, name: cat
 3423 09:54:16.722390  [   50.041847] INFO: lockdep is turned off.
 3424 09:54:16.725888  [   50.046221] irq event stamp: 0
 3425 09:54:16.732226  [   50.049626] hardirqs last  enabled at (0): [<0000000000000000>] 0x0
 3426 09:54:16.742077  [   50.056616] hardirqs last disabled at (0): [<ffffffff83900cf0>] copy_process+0x640/0x1c80
 3427 09:54:16.749019  [   50.065750] softirqs last  enabled at (0): [<ffffffff83900cf0>] copy_process+0x640/0x1c80
 3428 09:54:16.758673  [   50.074882] softirqs last disabled at (0): [<0000000000000000>] 0x0
 3429 09:54:16.765402  [   50.081877] CPU: 1 PID: 826 Comm: cat Tainted: G      D W         5.10.145-cip17 #1
 3430 09:54:16.771691  [   50.090427] Hardware name: Google Rammus/Rammus, BIOS  09/04/2020
 3431 09:54:16.774663  [   50.097227] Call Trace:
 3432 09:54:16.778169  [   50.099969]  dump_stack+0x77/0x9b
 3433 09:54:16.784853   CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
 3434 09:54:16.788132  # [   48.751[   50.103672]  ___might_sleep.cold+0xa6/0xb6
 3435 09:54:16.794755  [   50.114453]  exit_signals+0x1c/0x2e0
 3436 09:54:16.797957  [   50.118440]  do_exit+0xd5/0xb00
 3437 09:54:16.801070  [   50.121942]  ? ksys_write+0x68/0xf0
 3438 09:54:16.811194  827] CR2: 00007f7f8ef09000 CR3: 0000000103fd4003 CR4: 0000000000[   50.125834]  rewind_stack_do_exit+0x17/0x20
 3439 09:54:16.814441  [   50.136710] RIP: 0033:0x7f65258198f3
 3440 09:54:16.837374  [   50.140696] Code: 8b 15 a1 25 0e 00 f7 d8 64 89 02 48 c7 c0 ff ff ff ff eb b7 0f 1f 00 64 8b 04 25 18 00 00 00 85 c0 75 14 b8 01 00 00 00 0f 05 <48> 3d 00 f0 ff ff 77 55 c3 0f 1f 40 00 48 83 ec 28 48 89 54 24 18
 3441 09:54:16.844167  [   50.161678] RSP: 002b:00007fff57f27208 EFLAGS: 00000246 ORIG_RAX: 0000000000000001
 3442 09:54:16.854020  [   50.170134] RAX: ffffffffffffffda RBX: 000000000000000a RCX: 00007f65258198f3
 3443 09:54:16.860457  [   50.178105] RDX: 000000000000000a RSI: 00007f652570c000 RDI: 0000000000000001
 3444 09:54:16.870528  [   50.186071] RBP: 00007f652570c000 R08: 00007f652570b010 R09: 0000000000000000
 3445 09:54:16.876969  [   50.194040] R10: fffffffffffffbc5 R11: 0000000000000246 R12: 0000000000000001
 3446 09:54:16.883740  [   50.202006] R13: 0000000000000001 R14: 0000000000020000 R15: 0000000000020000
 3447 09:54:16.887134  3706e0
 3448 09:54:16.890238  # [   48.766019] Call Trace:
 3449 09:54:16.893576  # [   48.768781]  direct_entry.cold+0x2c/0x38
 3450 09:54:16.896842  # [   48.773202]  full_proxy_write+0x53/0x80
 3451 09:54:16.903287  # [   48.777496]  vfs_write+0xe7/0x3a0
 3452 09:54:16.906648  # [   48.787408]  ksys_write+0x68/0xf0
 3453 09:54:16.909930  # [   48.791110]  do_syscall_64+0x30/0x40
 3454 09:54:16.916157  # [   48.795125]  entry_SYSCALL_64_after_hwframe+0x61/0xc6
 3455 09:54:16.919514  # [   48.800769] RIP: 0033:0x7f7f8f0168f3
 3456 09:54:16.939253  # [   48.804760] Code: 8b 15 a1 25 0e 00 f7 d8 64 89 02 48 c7 c0 ff ff ff ff eb b7 0f 1f 00 64 8b 04 25 18 00 00 00 85 c0 75 14 b8 01 00 00 00 0f 05 <48> 3d 00 f0 ff ff 77 55 c3 0f 1f 40 00 48 83 ec 28 48 89 54 24 18
 3457 09:54:16.949452  # [   48.825748] RSP: 002b:00007ffc19564868 EFLAGS: 00000246 ORIG_RAX: 0000000000000001
 3458 09:54:16.959869  # [   48.834208] RAX: ffffffffffffffda RBX: 0000000000000008 RCX: 00007f7f8f0168f3
 3459 09:54:16.965921  # [   48.842183] RDX: 0000000000000008 RSI: 00007f7f8ef09000 RDI: 0000000000000001
 3460 09:54:16.972604  # [   48.850154] RBP: 00007f7f8ef09000 R08: 00007f7f8ef08010 R09: 0000000000000000
 3461 09:54:16.982036  # [   48.858128] R10: fffffffffffffbc5 R11: 0000000000000246 R12: 0000000000000001
 3462 09:54:16.988610  # [   48.866100] R13: 0000000000000001 R14: 0000000000020000 R15: 0000000000020000
 3463 09:54:16.995338  # [   48.874076] irq event stamp: 0
 3464 09:54:17.001953  # [   48.877511] hardirqs last  enabled at (0): [<0000000000000000>] 0x0
 3465 09:54:17.011728  # [   48.890727] hardirqs last disabled at (0): [<ffffffff83900cf0>] copy_process+0x640/0x1c80
 3466 09:54:17.018224  # [   48.899868] softirqs last  enabled at (0): [<ffffffff83900cf0>] copy_process+0x640/0x1c80
 3467 09:54:17.028417  # [   48.909007] softirqs last disabled at (0): [<0000000000000000>] 0x0
 3468 09:54:17.031660  # [   48.916054] ---[ end trace 82f3067a6a326e47 ]---
 3469 09:54:17.034950  # WARNING: saw 'WARNING:': ok
 3470 09:54:17.038382  ok 3 selftests: lkdtm: WARNING.sh
 3471 09:54:17.041386  # selftests: lkdtm: WARNING_MESSAGE.sh
 3472 09:54:17.047791  # [   48.993169] lkdtm: Performing direct entry WARNING_MESSAGE
 3473 09:54:17.054683  # [   49.001978] ------------[ cut here ]------------
 3474 09:54:17.057695  # [   49.007129] Warning message trigger count: 2
 3475 09:54:17.071031  # [   49.018133] WARNING: CPU: 1 PID: 794 at drivers/misc/lkdtm/bugs.c:88 lkdtm_WARNING_MESSAGE+0x20/0x30
 3476 09:54:17.097772  # [   49.034539] 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_debugfs cros_ec_lightbar cros_ec_sensorhub x86_pkg_temp_thermal cros_ec_dev cros_usbpd_notify
 3477 09:54:17.104235  # [   50.419262] lkdtm: Performing direct entry CORRUPT_LIST_ADD
 3478 09:54:17.107572  [   50.427524] lkdtm: attempting good list addition
 3479 09:54:17.113998  [   50.432694] lkdtm: attempting corrupted list addition
 3480 09:54:17.120823  [   50.438346] lkdtm: list_add() corruption not detected!
 3481 09:54:17.127309  [   49.067176] CPU: 1 PID: 794 Comm: cat Tainted: G      D W         5.10.145-cip17 #1
 3482 09:54:17.134054  # [   49.081974] Hardware name: Google Rammus/Rammus, BIOS  09/04/2020
 3483 09:54:17.140550  # [   49.094987] RIP: 0010:lkdtm_WARNING_MESSAGE+0x20/0x30
 3484 09:54:17.160113  # [   49.106836] Code: cc cc cc cc 66 0f 1f 44 00 00 0f 1f 44 00 00 8b 05 61 fc 93 02 48 c7 c7 90 ad 18 85 8d 70 01 89 35 51 fc 93 02 e8 2b 1f 66 00 <0f> 0b c3 cc cc cc cc 66 0f 1f 84 00 00 00 00 00 0f 1f 44 00 00 c7
 3485 09:54:17.167087  # [   49.134042] RSP: 0018:ffffaf2281617e60 EFLAGS: 00010286
 3486 09:54:17.176748  # [   49.146093] RAX: 0000000000000000 RBX: 0000000000000003 RCX: 0000000000000000
 3487 09:54:17.183569  # [   49.160281] RDX: ffff9f1cbacac660 RSI: ffff9f1cbac9bf70 RDI: ffff9f1cbac9bf70
 3488 09:54:17.193596  # [   49.174465] RBP: ffffffff8518a837 R08: 0000000000000000 R09: 0000000000000000
 3489 09:54:17.200205  # [   49.188653][   50.515441] lkdtm: Performing direct entry CORRUPT_LIST_DEL
 3490 09:54:17.206991  [   50.524930] lkdtm: attempting good list removal
 3491 09:54:17.210423  [   50.530006] lkdtm: attempting corrupted list removal
 3492 09:54:17.223228   R10: 00000000ffffe000 R11: 3fffffffffffffff R12: 00000000000000[   50.535566] lkdtm: list_del() corruption not detected!
 3493 09:54:17.223669  10
 3494 09:54:17.233431  # [   49.202847] R13: ffffaf2281617f10 R14: ffffaf2281617f10 R15: ffff9f1c43ddb000
 3495 09:54:17.239931  # [   49.217039] FS:  00007f1e3b28a580(0000) GS:ffff9f1cbac80000(0000) knlGS:0000000000000000
 3496 09:54:17.246224  # [   49.232291] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
 3497 09:54:17.256404  # [   49.244922] CR2: 00007f1e3b093000 CR3: 0000000104028006 CR4: 00000000003706e0
 3498 09:54:17.259932  # [   49.259110] Call Trace:
 3499 09:54:17.263038  # [   49.268057]  direct_entry.cold+0x2c/0x38
 3500 09:54:17.266135  # [   49.278652]  full_proxy_write+0x53/0x80
 3501 09:54:17.272885  # [   49.289148]  vfs_write+0xe7/0x3a0
 3502 09:54:17.276254  # [   49.299063]  ksys_write+0x68/0xf0
 3503 09:54:17.279435  # [   49.308988]  do_syscall_64+0x30/0x40
 3504 09:54:17.286099  # [   49.319191]  entry_SYSCALL_64_after_hwframe+0x61/0xc6
 3505 09:54:17.289297  # [   49.331044] RIP: 0033:0x7f1e3b1a08f3
 3506 09:54:17.309470  # [   49.341248] Code: 8b 15 a1 25 0e 00 f7 d8 64 89 02 48 c7 c0 ff ff ff ff eb b7 0f 1f 00 64 8b 04 25 18 00 00 00 85 c0 75 14 b8 01 00 00 00 0f 05 <48> 3d 00 f0 ff ff 77 55 c3 0f 1f 40 00 48 83 ec 28 48 89 54 24 18
 3507 09:54:17.318581  # [   49.368443] RSP: 002b:00007fff66d11038 EFLAGS: 00000246 ORIG_RAX: 0000000000000001
 3508 09:54:17.328652  # [   49.383116] RAX: ffffffffffffffda RBX: 0000000000000010 RCX: 00007f1e3b1a08f3
 3509 09:54:17.335085  # [   49.397306] RDX: 0000000000000010 RSI: 00007f1e3b093000 RDI: 0000000000000001
 3510 09:54:17.341951  # [   49.411492] RBP: 00007f1e3b093000 R08: 00007f1e3b092010 R09: 0000000000000000
 3511 09:54:17.351763  # [   49.425676] R10: fffffffffffffbc5 R11: 0000000000000246 R12: 0000000000000001
 3512 09:54:17.364788  # [   49.439863] R13: 0000000000000001 R14: 0000000000020000 R15: 000000000002000[   50.683266] lkdtm: Performing direct entry STACK_GUARD_PAGE_LEADING
 3513 09:54:17.375024  [   50.691269] lkdtm: attempting bad read from page below current stack
 3514 09:54:17.384456  [   50.698404] BUG: stack guard page was hit at 00000000a9f46143 (stack is 00000000017c1811..00000000dc09ba05)
 3515 09:54:17.384544  0[
 3516 09:54:17.387903  # [   49.454074] irq event stamp: 0
 3517 09:54:17.398185  # [   49.463674] hardirq   50.709302] kernel stack overflow (page fault): 0000 [#3] SMP PTI
 3518 09:54:17.407952  [   50.722321] CPU: 2 PID: 1051 Comm: cat Tainted: G      D W         5.10.145-cip17 #1
 3519 09:54:17.414594  [   50.730978] Hardware name: Google Rammus/Rammus, BIOS  09/04/2020
 3520 09:54:17.421019  [   50.737785] RIP: 0010:lkdtm_STACK_GUARD_PAGE_LEADING+0x27/0x3a
 3521 09:54:17.440989  [   50.744298] Code: cc cc cc 0f 1f 44 00 00 53 48 c7 c7 30 b1 18 85 50 65 48 8b 04 25 40 b0 01 00 48 8b 58 18 e8 cf a0 fd ff 48 c7 c7 70 b1 18 85 <8a> 43 ff 88 44 24 07 0f b6 74 24 07 5a 5b e9 b5 a0 fd ff 0f 1f 44
 3522 09:54:17.447670  [   50.765273] RSP: 0018:ffffaf2281a17e50 EFLAGS: 00010246
 3523 09:54:17.454019  [   50.771105] RAX: 0000000000000038 RBX: ffffaf2281a14000 RCX: 0000000000000000
 3524 09:54:17.464084  [   50.779062] RDX: 0000000000000000 RSI: ffff9f1cbad1bf70 RDI: ffffffff8518b170
 3525 09:54:17.470995  [   50.787029] RBP: ffffffff8518a89a R08: 0000000000000000 R09: 0000000000000000
 3526 09:54:17.477076  [   50.794997] R10: 00000000ffffe000 R11: 3fffffffffffffff R12: 0000000000000019
 3527 09:54:17.487110  [   50.802979] R13: ffffaf2281a17f10 R14: ffffaf2281a17f10 R15: ffff9f1c45d95000
 3528 09:54:17.497252  [   50.810948] FS:  00007fc4eb174580(0000) GS:ffff9f1cbad00000(0000) knlGS:0000000000000000
 3529 09:54:17.503773  [   50.820026] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
 3530 09:54:17.510054  [   50.826439] CR2: ffffaf2281a13fff CR3: 0000000103c08006 CR4: 00000000003706e0
 3531 09:54:17.513404  [   50.834408] Call Trace:
 3532 09:54:17.516722  [   50.837133]  ? lkdtm_CORRUPT_LIST_DEL+0xe0/0xe0
 3533 09:54:17.523358  [   50.842188]  direct_entry.cold+0x2c/0x38
 3534 09:54:17.526627  [   50.846568]  full_proxy_write+0x53/0x80
 3535 09:54:17.530042  [   50.850848]  vfs_write+0xe7/0x3a0
 3536 09:54:17.533237  [   50.854544]  ksys_write+0x68/0xf0
 3537 09:54:17.536768  [   50.858233]  do_syscall_64+0x30/0x40
 3538 09:54:17.543159  [   50.862221]  entry_SYSCALL_64_after_hwframe+0x61/0xc6
 3539 09:54:17.546555  [   50.867850] RIP: 0033:0x7fc4eb08a8f3
 3540 09:54:17.569477  [   50.871834] Code: 8b 15 a1 25 0e 00 f7 d8 64 89 02 48 c7 c0 ff ff ff ff eb b7 0f 1f 00 64 8b 04 25 18 00 00 00 85 c0 75 14 b8 01 00 00 00 0f 05 <48> 3d 00 f0 ff ff 77 55 c3 0f 1f 40 00 48 83 ec 28 48 89 54 24 18
 3541 09:54:17.576070  [   50.892811] RSP: 002b:00007ffed303be08 EFLAGS: 00000246 ORIG_RAX: 0000000000000001
 3542 09:54:17.585759  [   50.901254] RAX: ffffffffffffffda RBX: 0000000000000019 RCX: 00007fc4eb08a8f3
 3543 09:54:17.592522  [   50.909219] RDX: 0000000000000019 RSI: 00007fc4eaf7d000 RDI: 0000000000000001
 3544 09:54:17.599060  [   50.917187] RBP: 00007fc4eaf7d000 R08: 00007fc4eaf7c010 R09: 0000000000000000
 3545 09:54:17.608787  [   50.925151] R10: fffffffffffffbc5 R11: 0000000000000246 R12: 0000000000000001
 3546 09:54:17.615518  [   50.933117] R13: 0000000000000001 R14: 0000000000020000 R15: 0000000000020000
 3547 09:54:17.641767  [   50.941087] 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_debugfs cros_ec_lightbar cros_ec_sensorhub x86_pkg_temp_thermal cros_ec_dev cros_usbpd_notify
 3548 09:54:17.648546  s last  enabled at (0): [<0000000000000000>] 0x0
 3549 09:54:17.655134  # [   49.47688[   50.967541] ---[ end trace 82f3067a6a326e4a ]---
 3550 09:54:17.658476  [   50.978904] RIP: 0010:lkdtm_BUG+0x5/0x10
 3551 09:54:17.678360  [   50.983278] Code: 89 ff e8 2e b6 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 80 fc 93 02
 3552 09:54:17.684983  [   51.004255] RSP: 0018:ffffaf22814f7e60 EFLAGS: 00010286
 3553 09:54:17.694876  [   51.010087] RAX: ffffffff840de890 RBX: 0000000000000001 RCX: 0000000000000000
 3554 09:54:17.701123  [   51.018055] RDX: 0000000000000000 RSI: ffff9f1cbac9bf70 RDI: ffffffff84d9ae90
 3555 09:54:17.707830  [   51.026019] RBP: ffffffff851e5df0 R08: 0000000000000001 R09: 0000000000000001
 3556 09:54:17.718122  [   51.033985] R10: 00000000ffffe000 R11: 3fffffffffffffff R12: 0000000000000004
 3557 09:54:17.724193  [   51.041953] R13: ffffaf22814f7f10 R14: ffffaf22814f7f10 R15: ffff9f1c44c51000
 3558 09:54:17.734057  [   51.049949] FS:  00007fc4eb174580(0000) GS:ffff9f1cbad00000(0000) knlGS:0000000000000000
 3559 09:54:17.740630  [   51.059005] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
 3560 09:54:17.747528  [   51.065438] CR2: ffffaf2281a13fff CR3: 0000000103c08006 CR4: 00000000003706e0
 3561 09:54:17.757249  [   51.073406] BUG: sleeping function called from invalid context at include/linux/percpu-rwsem.h:49
 3562 09:54:17.767096  [   51.083307] in_atomic(): 0, irqs_disabled(): 1, non_block: 0, pid: 1051, name: cat
 3563 09:54:17.770478  [   51.091759] INFO: lockdep is turned off.
 3564 09:54:17.773790  [   51.096131] irq event stamp: 0
 3565 09:54:17.780066  [   51.099534] hardirqs last  enabled at (0): [<0000000000000000>] 0x0
 3566 09:54:17.790297  [   51.106534] hardirqs last disabled at (0): [<ffffffff83900cf0>] copy_process+0x640/0x1c80
 3567 09:54:17.800309  [   51.115667] softirqs last  enabled at (0): [<ffffffff83900cf0>] copy_process+0x640/0x1c80
 3568 09:54:17.806765  [   51.124797] softirqs last disabled at (0): [<0000000000000000>] 0x0
 3569 09:54:17.816642  [   51.131798] CPU: 2 PID: 1051 Comm: cat Tainted: G      D W         5.10.145-cip17 #1
 3570 09:54:17.823307  [   51.140437] Hardware name: Google Rammus/Rammus, BIOS  09/04/2020
 3571 09:54:17.826699  [   51.147237] Call Trace:
 3572 09:54:17.829707  [   51.149979]  dump_stack+0x77/0x9b
 3573 09:54:17.833023  [   51.153677]  ___might_sleep.cold+0xa6/0xb6
 3574 09:54:17.836275  [   51.158248]  exit_signals+0x1c/0x2e0
 3575 09:54:17.842693  [   51.162226]  do_exit+0xd5/0xb00
 3576 09:54:17.846167  [   51.165729]  ? ksys_write+0x68/0xf0
 3577 09:54:17.849440  [   51.169614]  rewind_stack_do_exit+0x17/0x20
 3578 09:54:17.852840  [   51.174280] RIP: 0033:0x7fc4eb08a8f3
 3579 09:54:17.875354  [   51.178267] Code: 8b 15 a1 25 0e 00 f7 d8 64 89 02 48 c7 c0 ff ff ff ff eb b7 0f 1f 00 64 8b 04 25 18 00 00 00 85 c0 75 14 b8 01 00 00 00 0f 05 <48> 3d 00 f0 ff ff 77 55 c3 0f 1f 40 00 48 83 ec 28 48 89 54 24 18
 3580 09:54:17.882411  [   51.199235] RSP: 002b:00007ffed303be08 EFLAGS: 00000246 ORIG_RAX: 0000000000000001
 3581 09:54:17.892139  [   51.207687] RAX: ffffffffffffffda RBX: 0000000000000019 RCX: 00007fc4eb08a8f3
 3582 09:54:17.898687  [   51.215654] RDX: 0000000000000019 RSI: 00007fc4eaf7d000 RDI: 0000000000000001
 3583 09:54:17.905363  [   51.223619] RBP: 00007fc4eaf7d000 R08: 00007fc4eaf7c010 R09: 0000000000000000
 3584 09:54:17.914906  [   51.231587] R10: fffffffffffffbc5 R11: 0000000000000246 R12: 0000000000000001
 3585 09:54:17.921446  [   51.239554] R13: 0000000000000001 R14: 0000000000020000 R15: 0000000000020000
 3586 09:54:17.931429  9] hardirqs last disabled at (0): [<ffffffff83900cf0>] copy_process+0x640/0x1c80
 3587 09:54:17.941718  # [   49.492242] softirqs last  enabled at (0): [<ffffffff83900cf0>] copy_process+0x640/0x1c80
 3588 09:54:17.948029  # [   49.507592] softirqs last disabled at (0): [<0000000000000000>] 0x0
 3589 09:54:17.951147  # [   49.520812] ---[ end trace 82f3067a6a326e48 ]---
 3590 09:54:17.957717  # WARNING_MESSAGE: saw 'message trigger': ok
 3591 09:54:17.961040  ok 4 selftests: lkdtm: WARNING_MESSAGE.sh
 3592 09:54:17.964377  # selftests: lkdtm: EXCEPTION.sh
 3593 09:54:17.964464  # Killed
 3594 09:54:17.970919  # [   49.605418] lkdtm: Performing direct entry EXCEPTION
 3595 09:54:17.978038  # [   49.612311] BUG: kernel NULL pointer dereference, address: 0000000000000000
 3596 09:54:17.984224  # [   49.626292] #PF: supervisor write access in kernel mode
 3597 09:54:17.990858  # [   49.632124] #PF: error_code(0x0002) - not-present page
 3598 09:54:17.993944  # [   49.637858] PGD 0 P4D 0 
 3599 09:54:17.997291  # [   49.640683] Oops: 0002 [#2] SMP PTI
 3600 09:54:18.007418  # [   49.644574] CPU: 1 PID: 826 Comm: cat Tainted: G      D W         5.10.145-cip17 #1
 3601 09:54:18.014012  # [   49.653125] Hardware name: Google Rammus/Rammus, BIOS  09/04/2020
 3602 09:54:18.020696  # [   49.659932] RIP: 0010:lkdtm_EXCEPTION+0x5/0x20
 3603 09:54:18.040222  # [   49.664892] Code: 48 c7 c7 90 ad 18 85 8d 70 01 89 35 51 fc 93 02 e8 2b 1f 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
 3604 09:54:18.046865  # [   49.692081] RSP: 0018:ffffaf228168fe60 EFLAGS: 00010286
 3605 09:54:18.060123  # [   49.697911] RAX: ffffffff840de8f0 RBX: 0000000000000004 RCX: 000000[   51.375431] lkdtm: Performing direct entry STACK_GUARD_PAGE_TRAILING
 3606 09:54:18.060211  0000000000
 3607 09:54:18.073287  # [   49.705877] RDX: 0000000000000000 RSI: ffff9f1c[   51.385205] lkdtm: attempting bad read from page above current stack
 3608 09:54:18.076840  bac9bf70 RDI: ffffffff84d9aec0
 3609 09:54:18.089978  # [   49.713845] RBP: ffffffff85[   51.398543] BUG: stack guard page was hit at 0000000000dae5f8 (stack is 000000002b1f491f..00000000240435f9)
 3610 09:54:18.096653  [   51.415602] kernel stack overflow (page fault): 0000 [#4] SMP PTI
 3611 09:54:18.106168  [   51.422405] CPU: 0 PID: 1084 Comm: cat Tainted: G      D W         5.10.145-cip17 #1
 3612 09:54:18.112900  [   51.431056] Hardware name: Google Rammus/Rammus, BIOS  09/04/2020
 3613 09:54:18.119871  [   51.437861] RIP: 0010:lkdtm_STACK_GUARD_PAGE_TRAILING+0x27/0x3d
 3614 09:54:18.139716  [   51.444476] Code: a0 fd ff 0f 1f 44 00 00 53 48 c7 c7 a8 b1 18 85 50 65 48 8b 04 25 40 b0 01 00 48 8b 58 18 e8 95 a0 fd ff 48 c7 c7 e8 b1 18 85 <8a> 83 00 40 00 00 88 44 24 07 0f b6 74 24 07 5a 5b e9 78 a0 fd ff
 3615 09:54:18.146401  [   51.465458] RSP: 0018:ffffaf2281a67e50 EFLAGS: 00010246
 3616 09:54:18.155927  [   51.471291] RAX: 0000000000000038 RBX: ffffaf2281a64000 RCX: 0000000000000000
 3617 09:54:18.162304  [   51.479261] RDX: 0000000000000000 RSI: ffff9f1cbac1bf70 RDI: ffffffff8518b1e8
 3618 09:54:18.168731  [   51.487222] RBP: ffffffff8518a8b3 R08: 0000000000000000 R09: 0000000000000000
 3619 09:54:18.178693  [   51.495188] R10: 00000000ffffe000 R11: 3fffffffffffffff R12: 000000000000001a
 3620 09:54:18.185607  [   51.503155] R13: ffffaf2281a67f10 R14: ffffaf2281a67f10 R15: ffff9f1c455d4000
 3621 09:54:18.195244  [   51.511120] FS:  00007f568c2fd580(0000) GS:ffff9f1cbac00000(0000) knlGS:0000000000000000
 3622 09:54:18.201824  [   51.520154] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
 3623 09:54:18.208482  [   51.526567] CR2: ffffaf2281a68000 CR3: 0000000103450004 CR4: 00000000003706f0
 3624 09:54:18.211838  [   51.534540] Call Trace:
 3625 09:54:18.218537  [   51.537268]  ? lkdtm_STACK_GUARD_PAGE_LEADING+0x3a/0x3a
 3626 09:54:18.221861  [   51.543102]  direct_entry.cold+0x2c/0x38
 3627 09:54:18.228345  [   51.547479]  full_proxy_write+0x53/0x80
 3628 09:54:18.231786  [   51.551765]  vfs_write+0xe7/0x3a0
 3629 09:54:18.234924  [   51.555469]  ksys_write+0x68/0xf0
 3630 09:54:18.238265  [   51.559169]  do_syscall_64+0x30/0x40
 3631 09:54:18.244770  [   51.563164]  entry_SYSCALL_64_after_hwframe+0x61/0xc6
 3632 09:54:18.248107  [   51.568797] RIP: 0033:0x7f568c2138f3
 3633 09:54:18.268114  [   51.572787] Code: 8b 15 a1 25 0e 00 f7 d8 64 89 02 48 c7 c0 ff ff ff ff eb b7 0f 1f 00 64 8b 04 25 18 00 00 00 85 c0 75 14 b8 01 00 00 00 0f 05 <48> 3d 00 f0 ff ff 77 55 c3 0f 1f 40 00 48 83 ec 28 48 89 54 24 18
 3634 09:54:18.277835  [   51.593758] RSP: 002b:00007ffdccef7f58 EFLAGS: 00000246 ORIG_RAX: 0000000000000001
 3635 09:54:18.284414  [   51.602203] RAX: ffffffffffffffda RBX: 000000000000001a RCX: 00007f568c2138f3
 3636 09:54:18.293923  [   51.610173] RDX: 000000000000001a RSI: 00007f568c106000 RDI: 0000000000000001
 3637 09:54:18.300479  [   51.618141] RBP: 00007f568c106000 R08: 00007f568c105010 R09: 0000000000000000
 3638 09:54:18.310481  [   51.626109] R10: fffffffffffffbc5 R11: 0000000000000246 R12: 0000000000000001
 3639 09:54:18.316825  [   51.634080] R13: 0000000000000001 R14: 0000000000020000 R15: 0000000000020000
 3640 09:54:18.343325  [   51.642053] 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_debugfs cros_ec_lightbar cros_ec_sensorhub x86_pkg_temp_thermal cros_ec_dev cros_usbpd_notify
 3641 09:54:18.350016  [   51.668491] ---[ end trace 82f3067a6a326e4b ]---
 3642 09:54:18.353340  [   51.673637] RIP: 0010:lkdtm_BUG+0x5/0x10
 3643 09:54:18.373176  [   51.678014] Code: 89 ff e8 2e b6 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 80 fc 93 02
 3644 09:54:18.379495  [   51.698988] RSP: 0018:ffffaf22814f7e60 EFLAGS: 00010286
 3645 09:54:18.389658  [   51.704814] RAX: ffffffff840de890 RBX: 0000000000000001 RCX: 0000000000000000
 3646 09:54:18.396072  [   51.712784] RDX: 0000000000000000 RSI: ffff9f1cbac9bf70 RDI: ffffffff84d9ae90
 3647 09:54:18.402631  [   51.720751] RBP: ffffffff851e5df0 R08: 0000000000000001 R09: 0000000000000001
 3648 09:54:18.412482  [   51.728719] R10: 00000000ffffe000 R11: 3fffffffffffffff R12: 0000000000000004
 3649 09:54:18.419140  [   51.736688] R13: ffffaf22814f7f10 R14: ffffaf22814f7f10 R15: ffff9f1c44c51000
 3650 09:54:18.428955  [   51.744657] FS:  00007f568c2fd580(0000) GS:ffff9f1cbac00000(0000) knlGS:0000000000000000
 3651 09:54:18.435778  [   51.753697] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
 3652 09:54:18.442504  [   51.760112] CR2: ffffaf2281a68000 CR3: 0000000103450004 CR4: 00000000003706f0
 3653 09:54:18.449029  0bfd07 R08: 0000000000000000 R09: 0000000000000000
 3654 09:54:18.455264  # [   49.721813] R10: 00000000ffffe000 R11: 3fffffffffffffff R12: 000000000000000a
 3655 09:54:18.465417  # [   49.729781] R13: ffffaf228168ff10 R14: ffffaf228168ff10 R15: ffff9f1c441d7000
 3656 09:54:18.475342  # [   49.737748] FS:  00007f6525903580(0000) GS:ffff9f1cbac80000(0000) knlGS:0000000000000000
 3657 09:54:18.481930  # [   49.746785] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
 3658 09:54:18.488665  # [   49.753197] CR2: 0000000000000000 CR3: 0000000103508001 CR4: 00000000003706e0
 3659 09:54:18.491636  # [   49.761163] Call Trace:
 3660 09:54:18.495058  # [   49.763889]  direct_entry.cold+0x2c/0x38
 3661 09:54:18.501728  # [   49.768269]  full_proxy_write+0x53/0x80
 3662 09:54:18.504857  # [   49.778754]  vfs_write+0xe7/0x3a0
 3663 09:54:18.508300  # [   49.782452]  ksys_write+0x68/0xf0
 3664 09:54:18.511862  # [   49.792359]  do_syscall_64+0x30/0x40
 3665 09:54:18.518319  # [   49.796347]  entry_SYSCALL_64_after_hwframe+0x61/0xc6
 3666 09:54:18.521700  # [   49.808202] RIP: 0033:0x7f65258198f3
 3667 09:54:18.544547  # [   49.812194] Code: 8b 15 a1 25 0e 00 f7 d8 64 89 02 48 c7 c0 ff ff ff ff eb b7 0f 1f 00 64 8b 04 25 18 00 00 00 85 c0 75 14 b8 01 00 00 00 0f 05 <48> 3d 00 f0 ff ff 77 55 c3 0f 1f 40 00 48 83 ec 28 48 89 54 24 18
 3668 09:54:18.551073  # [   49.839387] RSP: 002b:00007fff57f27208 EFLAGS: 00000246 ORIG_RAX: 0000000000000001
 3669 09:54:18.561077  # [   49.847842] RAX: ffffffffffffffda RBX: 000000000000000a RCX: 00007f65258198f3
 3670 09:54:18.567552  # [   49.[   51.880191] lkdtm: Performing direct entry UNSET_SMEP
 3671 09:54:18.571321  [   51.891834] lkdtm: trying to clear SMEP normally
 3672 09:54:18.577797  [   51.897016] ------------[ cut here ]------------
 3673 09:54:18.580928  [   51.902204] pinned CR4 bits changed: 0x100000!?
 3674 09:54:18.594010  [   51.907268] WARNING: CPU: 2 PID: 1120 at arch/x86/kernel/cpu/common.c:392 native_write_cr4+0x45/0x60
 3675 09:54:18.620640  [   51.917507] 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_debugfs cros_ec_lightbar cros_ec_sensorhub x86_pkg_temp_thermal cros_ec_dev cros_usbpd_notify
 3676 09:54:18.633688  855807] RDX: 000000000000000a RSI: 00007f652570c000 RDI: 0000000[   51.943961] CPU: 2 PID: 1120 Comm: cat Tainted: G      D W         5.10.145-cip17 #1
 3677 09:54:18.641004  [   51.958815] Hardware name: Google Rammus/Rammus, BIOS  09/04/2020
 3678 09:54:18.646944  [   51.965627] RIP: 0010:native_write_cr4+0x45/0x60
 3679 09:54:18.666769  [   51.970785] Code: 39 c2 75 2d 48 85 f6 75 05 c3 cc cc cc cc 80 3d 41 a3 e3 01 00 75 f2 48 c7 c7 48 9d 0c 85 c6 05 31 a3 e3 01 01 e8 c6 c0 e7 00 <0f> 0b c3 cc cc cc cc 48 89 d6 48 81 e7 ff f7 ce ff 48 31 c6 48 09
 3680 09:54:18.673844  [   51.991772] RSP: 0018:ffffaf2281b07e48 EFLAGS: 00010286
 3681 09:54:18.680039  [   51.997642] RAX: 0000000000000000 RBX: 00000000002706e0 RCX: 0000000000000000
 3682 09:54:18.689983  [   52.005617] RDX: ffff9f1cbad2c660 RSI: ffff9f1cbad1bf70 RDI: ffff9f1cbad1bf70
 3683 09:54:18.696414  [   52.013626] RBP: ffffffff8518a8cd R08: 0000000000000000 R09: 0000000000000000
 3684 09:54:18.706387  [   52.021602] R10: 00000000ffffe000 R11: 3fffffffffffffff R12: 000000000000000b
 3685 09:54:18.712840  [   52.029575] R13: ffffaf2281b07f10 R14: ffffaf2281b07f10 R15: ffff9f1c45706000
 3686 09:54:18.722823  [   52.037551] FS:  00007fef7914a580(0000) GS:ffff9f1cbad00000(0000) knlGS:0000000000000000
 3687 09:54:18.729597  [   52.046594] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
 3688 09:54:18.735908  [   52.053027] CR2: 00007fef78f53000 CR3: 00000001055ee005 CR4: 00000000003706e0
 3689 09:54:18.739398  [   52.061016] Call Trace:
 3690 09:54:18.742847  [   52.063780]  lkdtm_UNSET_SMEP.cold+0x1d/0x103
 3691 09:54:18.746210  000000001
 3692 09:54:18.755964  # [   49.863773] RBP: 00007f652570c000 R08: 00007f652[   52.068673]  direct_entry.cold+0x2c/0x38
 3693 09:54:18.759292  [   52.079279]  full_proxy_write+0x53/0x80
 3694 09:54:18.762526  570b010 R09: 0000000000000000
 3695 09:54:18.769427  # [   49.871740] R10: fffffffffff[   52.083574]  vfs_write+0xe7/0x3a0
 3696 09:54:18.772066  [   52.093480]  ksys_write+0x68/0xf0
 3697 09:54:18.775570  [   52.097232]  do_syscall_64+0x30/0x40
 3698 09:54:18.782176  ffbc5 R11: 0000000000000246 R12: 0000000000000001
 3699 09:54:18.788863  # [   49.8797[   52.101234]  entry_SYSCALL_64_after_hwframe+0x61/0xc6
 3700 09:54:18.792088  [   52.113086] RIP: 0033:0x7fef790608f3
 3701 09:54:18.815145  [   52.117076] Code: 8b 15 a1 25 0e 00 f7 d8 64 89 02 48 c7 c0 ff ff ff ff eb b7 0f 1f 00 64 8b 04 25 18 00 00 00 85 c0 75 14 b8 01 00 00 00 0f 05 <48> 3d 00 f0 ff ff 77 55 c3 0f 1f 40 00 48 83 ec 28 48 89 54 24 18
 3702 09:54:18.821487  [   52.138065] RSP: 002b:00007fffa227f6d8 EFLAGS: 00000246 ORIG_RAX: 0000000000000001
 3703 09:54:18.831553  [   52.146521] RAX: ffffffffffffffda RBX: 000000000000000b RCX: 00007fef790608f3
 3704 09:54:18.838238  [   52.154497] RDX: 000000000000000b RSI: 00007fef78f53000 RDI: 0000000000000001
 3705 09:54:18.851340  07] R13: 0000000000000001 R14: 0000000000020000 R15: 00000000000[   52.162469] RBP: 00007fef78f53000 R08: 00007fef78f52010 R09: 0000000000000000
 3706 09:54:18.851731  20000
 3707 09:54:18.867678  # [   49.887679] Modules linked in: fuse ip_tables cros_e[   52.176656] R10: fffffffffffffbc5 R11: 0000000000000246 R12: 0000000000000001
 3708 09:54:18.874565  [   52.190849] R13: 0000000000000001 R14: 0000000000020000 R15: 0000000000020000
 3709 09:54:18.877747  [   52.198845] irq event stamp: 0
 3710 09:54:18.890802  c_sensors cros_ec_sensors_core industrialio_triggered_buffer kfi[   52.202265] hardirqs last  enabled at (0): [<0000000000000000>] 0x0
 3711 09:54:18.900886  [   52.215478] hardirqs last disabled at (0): [<ffffffff83900cf0>] copy_process+0x640/0x1c80
 3712 09:54:18.910591  [   52.224662] softirqs last  enabled at (0): [<ffffffff83900cf0>] copy_process+0x640/0x1c80
 3713 09:54:18.923848  fo_buf industrialio cros_ec_chardev cros_ec_sysfs cros_ec_debugf[   52.233810] softirqs last disabled at (0): [<0000000000000000>] 0x0
 3714 09:54:18.927155  [   52.247026] ---[ end trace 82f3067a6a326e4c ]---
 3715 09:54:18.933352  [   52.252212] lkdtm: ok: SMEP did not get cleared
 3716 09:54:18.936879  [   52.257272] lkdtm: trying to clear SMEP with call gadget
 3717 09:54:18.943486  [   52.263206] lkdtm: ok: SMEP removal was reverted
 3718 09:54:18.953361  s cros_ec_lightbar cros_ec_sensorhub x86_pkg_temp_thermal cros_ec_dev cros_usbpd_notify
 3719 09:54:18.957030  # [   49.920309] CR2: 0000000000000000
 3720 09:54:18.959905  # [   49.924005] ---[ end trace 82f3067a6a326e49 ]---
 3721 09:54:18.966525  # [   49.929158] RIP: 0010:lkdtm_BUG+0x5/0x10
 3722 09:54:18.986177  # [   49.933532] Code: 89 ff e8 2e b6 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 80 fc 93 02
 3723 09:54:18.992821  # [   49.954510] RSP: 0018:ffffaf22814f7e60 EFLAGS: 00010286
 3724 09:54:19.002937  # [   49.960345] RAX: ffffffff840de890 RBX: 0000000000000001 RCX: 0000000000000000
 3725 09:54:19.009383  # [   49.968312] RDX: 0000000000000000 RSI: ffff9f1cbac9bf70 RDI: ffffffff84d9ae90
 3726 09:54:19.019329  # [   49.976278] RBP: ffffffff851e5df0 R08: 0000000000000001 R09: 0000000000000001
 3727 09:54:19.029417  # [   49.984246] R10: 00000000ffffe000 R11: 3fffffffffffffff R12: 000[   52.348840] lkdtm: Performing direct entry DOUBLE_FAULT
 3728 09:54:19.032687  0000000000004
 3729 09:54:19.042338  # [   49.992210] R13: ffffaf22814f7f10 R14: ffffa[   52.355056] lkdtm: XFAIL: this test is ia32-only
 3730 09:54:19.045767  f22814f7f10 R15: ffff9f1c44c51000
 3731 09:54:19.055925  # [   50.000177] FS:  00007f6525903580(0000) GS:ffff9f1cbac80000(0000) knlGS:0000000000000000
 3732 09:54:19.062110  # [   50.009213] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
 3733 09:54:19.068700  # [   50.015628] CR2: 0000000000000000 CR3: 0000000103508001 CR4: 00000000003706e0
 3734 09:54:19.078828  # [   50.023602] BUG: sleeping function called from invalid context at include/linux/percpu-rwsem.h:49
 3735 09:54:19.088819  # [   50.033502] in_atomic(): 0, irqs_disabled(): 1, non_block: 0, pid: 826, name: cat
 3736 09:54:19.091928  # [   50.041847] INFO: lockdep is turned off.
 3737 09:54:19.095100  # [   50.046221] irq event stamp: 0
 3738 09:54:19.101675  # [   50.049626] hardirqs last  enabled at (0): [<0000000000000000>] 0x0
 3739 09:54:19.112489  # [   50.056616] hardirqs last disabled at (0): [<ffffffff83900cf0>] copy_process+0x640/0x1c80
 3740 09:54:19.121572  # [   50.065750] softirqs last  enabled at (0): [<ffffffff83900cf0>] copy_process+0x640/0x1c80
 3741 09:54:19.128196  # [   50[   52.441626] lkdtm: Performing direct entry CORRUPT_PAC
 3742 09:54:19.138130  .074882] softirqs last disabled at (0): [<0000000000000000>] 0x0[   52.452982] lkdtm: XFAIL: this test is arm64-only
 3743 09:54:19.141460  
 3744 09:54:19.148205  # [   50.081877] CPU: 1 PID: 826 Comm: cat Tainted: G      D W         5.10.145-cip17 #1
 3745 09:54:19.154405  # [   50.090427] Hardware name: Google Rammus/Rammus, BIOS  09/04/2020
 3746 09:54:19.158112  # [   50.097227] Call Trace:
 3747 09:54:19.161276  # [   50.099969]  dump_stack+0x77/0x9b
 3748 09:54:19.167849  # [   50.103672]  ___might_sleep.cold+0xa6/0xb6
 3749 09:54:19.171471  # [   50.114453]  exit_signals+0x1c/0x2e0
 3750 09:54:19.174704  # [   50.118440]  do_exit+0xd5/0xb00
 3751 09:54:19.177889  # [   50.121942]  ? ksys_write+0x68/0xf0
 3752 09:54:19.184278  # [   50.125834]  rewind_stack_do_exit+0x17/0x20
 3753 09:54:19.187556  # [   50.136710] RIP: 0033:0x7f65258198f3
 3754 09:54:19.210511  # [   50.140696] Code: 8b 15 a1 25 0e 00 f7 d8 64 89 02 48 c7 c0 ff ff ff ff eb b7 0f 1f 00 64 8b 04 25 18 00 00 00 85 c0 75 14 b8 01 00 00 00 0f 05 <48> 3d 00 f0 ff ff 77 55 c3 0f 1f 40 00 48 83 ec 28 48 89 54 24 18
 3755 09:54:19.216903  # [   50.161678] RSP: 002b:00007fff57f27208 EFLAGS: 00000246 ORIG_RAX: 0000000000000001
 3756 09:54:19.227017  # [   50.170134] RAX: ffffffffffffffda RBX: 000000000000000a RCX: 00007f65258198f3
 3757 09:54:19.233556  # [   50.178105] RDX: 000000000000000a RSI: 00007f652570c000 RDI: 0000000000000001
 3758 09:54:19.243479  # [   50.186071] RBP: 00007f652570c000 R08: 00007f652570b010 R09: 0000000000000000
 3759 09:54:19.250128  # [   50.194040] R10: fffffffffffffbc5 R11: 0000000000000246 R12: 0000000000000001
 3760 09:54:19.259876  # [   50.202006] R13: 0000000000000001 R14: 0000000000020000 R15: 0000000000020000
 3761 09:54:19.262882  # EXCEPTION: saw 'call trace:': ok
 3762 09:54:19.269493  ok 5 selftests: lk[   52.585165] lkdtm: Performing direct entry UNALIGNED_LOAD_STORE_WRITE
 3763 09:54:19.272764  dtm: EXCEPTION.sh
 3764 09:54:19.276114  # selftests: lkdtm: LOOP.sh
 3765 09:54:19.286050  # Skipping LOOP:[   52.596004] lkdtm: XFAIL: arch has CONFIG_HAVE_EFFICIENT_UNALIGNED_ACCESS
 3766 09:54:19.286135   Hangs the system
 3767 09:54:19.289528  ok 6 selftests: lkdtm: LOOP.sh # SKIP
 3768 09:54:19.295858  # selftests: lkdtm: EXHAUST_STACK.sh
 3769 09:54:19.299245  # Skipping EXHAUST_STACK: Corrupts memory on failure
 3770 09:54:19.305871  ok 7 selftests: lkdtm: EXHAUST_STACK.sh # SKIP
 3771 09:54:19.309025  # selftests: lkdtm: CORRUPT_STACK.sh
 3772 09:54:19.312871  # Skipping CORRUPT_STACK: Crashes entire system on success
 3773 09:54:19.318880  ok 8 selftests: lkdtm: CORRUPT_STACK.sh # SKIP
 3774 09:54:19.322021  # selftests: lkdtm: CORRUPT_STACK_STRONG.sh
 3775 09:54:19.328841  # Skipping CORRUPT_STACK_STRONG: Crashes entire system on success
 3776 09:54:19.335148  ok 9 selftests: lkdtm: CORRUPT_STACK_STRONG.sh # SKIP
 3777 09:54:19.338729  # selftests: lkdtm: CORRUPT_LIST_ADD.sh
 3778 09:54:19.344929  # [   50.419262] lkdtm: Performing direct entry CORRUPT_LIST_ADD
 3779 09:54:19.351839  # [   50.427524] lkdtm: attempting good list addition
 3780 09:54:19.355017  # [   50.432694] lkdtm: attempting corrupted list addition
 3781 09:54:19.361601  # [   50.438346] lkdtm: list_add() corruption not detected!
 3782 09:54:19.368292  # CORRUPT_LIST_ADD: missing 'list_add corruption': [FAIL]
 3783 09:54:19.374962  not ok 10 selftests: lkdtm: CORRUPT_LIST_ADD.sh # exit=1
 3784 09:54:19.378033  # selftests: lkdtm: CORRUPT_LIST_DEL.sh
 3785 09:54:19.384918  # [   50.515441] lkdtm: Performing direct entry CORRUPT_LIST_DEL
 3786 09:54:19.388067  # [   50.524930] lkdtm: attempting good list removal
 3787 09:54:19.394665  # [   50.530006] lkdtm: attempting corrupted list removal
 3788 09:54:19.400931  # [   50.535566] lkdtm: list_del() corruption not detected!
 3789 09:54:19.407693  # CORRUPT_LIST_DEL: missing 'list_del corruption': [FAIL]
 3790 09:54:19.411465  not ok 11 selftests: lkdtm: CORRUPT_LIST_DEL.sh # exit=1
 3791 09:54:19.417654  # selftests: lkdtm: STACK_GUARD_PAGE_LEADING.sh
 3792 09:54:19.417741  # Segmentation fault
 3793 09:54:19.427697  # [   50.683266] lkdtm: Perf[   52.740452] lkdtm: Performing direct entry READ_AFTER_FREE
 3794 09:54:19.434170  [   52.752655] lkdtm: Value in memory before free: 12345678
 3795 09:54:19.440756  [   52.758645] lkdtm: Attempting bad read from freed memory
 3796 09:54:19.444202  orming direct entry STACK_GUARD_PAGE_LEADING
 3797 09:54:19.450615  # [   50.691269] l[   52.764589] lkdtm: Memory was not poisoned
 3798 09:54:19.457455  kdtm: attempting bad read from page below current stack
 3799 09:54:19.467028  # [   50.698404] BUG: stack guard page was hit at 00000000a9f46143 (stack is 00000000017c1811..00000000dc09ba05)
 3800 09:54:19.473679  # [   50.709302] kernel stack overflow (page fault): 0000 [#3] SMP PTI
 3801 09:54:19.483875  # [   50.722321] CPU: 2 PID: 1051 Comm: cat Tainted: G      D W         5.10.145-cip17 #1
 3802 09:54:19.490512  # [   50.730978] Hardware name: Google Rammus/Rammus, BIOS  09/04/2020
 3803 09:54:19.496886  # [   50.737785] RIP: 0010:lkdtm_STACK_GUARD_PAGE_LEADING+0x27/0x3a
 3804 09:54:19.516656  # [   50.744298] Code: cc cc cc 0f 1f 44 00 00 53 48 c7 c7 30 b1 18 85 50 65 48 8b 04 25 40 b0 01 00 48 8b 58 18 e8 cf a0 fd ff 48 c7 c7 70 b1 18 85 <8a> 43 ff 88 44 24 07 0f b6 74 24 07 5a 5b e9 b5 a0 fd ff 0f 1f 44
 3805 09:54:19.523187  # [   50.765273] RSP: 0018:ffffaf2281a17e50 EFLAGS: 00010246
 3806 09:54:19.533124  # [   50.771105] RAX: 0000000000000038 RBX: ffffaf2281a14000 RCX: 0000000000000000
 3807 09:54:19.539634  # [   50.779062] RDX: 0000000000000000 RSI: ffff9f1cbad1bf70 RDI: ffffffff8518b170
 3808 09:54:19.549941  # [   50.787029] RBP: ffffffff8518a89a R08: 0000000000000000 R09: 0000000000000000
 3809 09:54:19.556220  # [   50.794997] R10: 00000000ffffe000 R11: 3fffffffffffffff R12: 0000000000000019
 3810 09:54:19.569354  # [   50.802979] R13: ffffaf2281a17f10 R14: ffffaf2281a17f10 [   52.881540] lkdtm: Performing direct entry READ_BUDDY_AFTER_FREE
 3811 09:54:19.572763  R15: ffff9f1c45d95000
 3812 09:54:19.582508  # [   50.810948] FS:  00007fc4eb174580(00[   52.893997] lkdtm: Value in memory before free: 12345678
 3813 09:54:19.585783  00) GS:ffff9f1cbad00000(0000) knlGS:0000000000000000
 3814 09:54:19.592576  # [   50.8[   52.906176] lkdtm: Attempting to read from freed memory
 3815 09:54:19.599085  20026] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
 3816 09:54:19.606040  # [   [   52.918220] lkdtm: Buddy page was not poisoned
 3817 09:54:19.612243  50.826439] CR2: ffffaf2281a13fff CR3: 0000000103c08006 CR4: 00000000003706e0
 3818 09:54:19.615451  # [   50.834408] Call Trace:
 3819 09:54:19.618913  # [   50.837133]  ? lkdtm_CORRUPT_LIST_DEL+0xe0/0xe0
 3820 09:54:19.625630  # [   50.842188]  direct_entry.cold+0x2c/0x38
 3821 09:54:19.628624  # [   50.846568]  full_proxy_write+0x53/0x80
 3822 09:54:19.632249  # [   50.850848]  vfs_write+0xe7/0x3a0
 3823 09:54:19.635346  # [   50.854544]  ksys_write+0x68/0xf0
 3824 09:54:19.641999  # [   50.858233]  do_syscall_64+0x30/0x40
 3825 09:54:19.648779  # [   50.862221]  entry_SYSCALL_64_after_hwframe+0x61/0xc6
 3826 09:54:19.652066  # [   50.867850] RIP: 0033:0x7fc4eb08a8f3
 3827 09:54:19.671521  # [   50.871834] Code: 8b 15 a1 25 0e 00 f7 d8 64 89 02 48 c7 c0 ff ff ff ff eb b7 0f 1f 00 64 8b 04 25 18 00 00 00 85 c0 75 14 b8 01 00 00 00 0f 05 <48> 3d 00 f0 ff ff 77 55 c3 0f 1f 40 00 48 83 ec 28 48 89 54 24 18
 3828 09:54:19.681483  # [   50.892811] RSP: 002b:00007ffed303be08 EFLAGS: 00000246 ORIG_RAX: 0000000000000001
 3829 09:54:19.688030  # [   50.901254] RAX: ffffffffffffffda RBX: 0000000000000019 RCX: 00007fc4eb08a8f3
 3830 09:54:19.698314  # [   50.909219] RDX: 00[   53.016276] lkdtm: Performing direct entry SLAB_FREE_DOUBLE
 3831 09:54:19.704923  00000000000019 RSI: 00007fc4eaf7d000 RDI: 0000000000000001
 3832 09:54:19.707903  # [ [   53.022639] lkdtm: Attempting double slab free ...
 3833 09:54:19.717971    50.917187] RBP: 00007fc4eaf7d000 R08: 00007fc4eaf7c010 R09: 0000000000000000
 3834 09:54:19.724523  # [   50.925151] R10: fffffffffffffbc5 R11: 0000000000000246 R12: 0000000000000001
 3835 09:54:19.734590  # [   50.933117] R13: 0000000000000001 R14: 0000000000020000 R15: 0000000000020000
 3836 09:54:19.760800  # [   50.941087] 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_debugfs cros_ec_lightbar cros_ec_sensorhub x86_pkg_temp_thermal cros_ec_dev cros_usbpd_notify
 3837 09:54:19.763961  # [   50.967541] ---[ end trace 82f3067a6a326e4a ]---
 3838 09:54:19.770573  # [   50.978904] RIP: 0010:lkdtm_BUG+0x5/0x10
 3839 09:54:19.797019  # [   50.983278] Code: 89 ff e8 2e b6 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 80 [   53.114020] lkdtm: Performing direct entry SLAB_FREE_CROSS
 3840 09:54:19.803698  [   53.121105] lkdtm: Attempting cross-cache slab free ...
 3841 09:54:19.803778  fc 93 02
 3842 09:54:19.810309  # [   51.004255] RSP: 0018:ffffaf22814f7e60 EFLAGS: 00010286
 3843 09:54:19.816675  # [   51.010087] RAX: ffffffff840de890 RBX: 0000000000000001 RCX: 0000000000000000
 3844 09:54:19.826887  # [   51.018055] RDX: 0000000000000000 RSI: ffff9f1cbac9bf70 RDI: ffffffff84d9ae90
 3845 09:54:19.833510  # [   51.026019] RBP: ffffffff851e5df0 R08: 0000000000000001 R09: 0000000000000001
 3846 09:54:19.843346  # [   51.033985] R10: 00000000ffffe000 R11: 3fffffffffffffff R12: 0000000000000004
 3847 09:54:19.849702  # [   51.041953] R13: ffffaf22814f7f10 R14: ffffaf22814f7f10 R15: ffff9f1c44c51000
 3848 09:54:19.859681  # [   51.049949] FS:  00007fc4eb174580(0000) GS:ffff9f1cbad00000(0000) knlGS:0000000000000000
 3849 09:54:19.866270  # [   51.059005] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
 3850 09:54:19.873225  # [   51.065438] CR2: ffffaf2281a13fff CR3: 0000000103c08006 CR4: 00000000003706e0
 3851 09:54:19.882847  # [   51.073406] BUG: sleepin[   53.200915] lkdtm: Performing direct entry SLAB_FREE_PAGE
 3852 09:54:19.895880  g function called from invalid context at include/linux/percpu-r[   53.207623] lkdtm: Attempting non-Slab slab free ...
 3853 09:54:19.895968  wsem.h:49
 3854 09:54:19.902603  # [   51.083307] in_atomic(): 0, irqs_disabled(): 1, non_block: 0, pid: 1051, name: cat
 3855 09:54:19.909386  # [   51.091759] INFO: lockdep is turned off.
 3856 09:54:19.912474  # [   51.096131] irq event stamp: 0
 3857 09:54:19.918940  # [   51.099534] hardirqs last  enabled at (0): [<0000000000000000>] 0x0
 3858 09:54:19.929038  # [   51.106534] hardirqs last disabled at (0): [<ffffffff83900cf0>] copy_process+0x640/0x1c80
 3859 09:54:19.938961  # [   51.115667] softirqs last  enabled at (0): [<ffffffff83900cf0>] copy_process+0x640/0x1c80
 3860 09:54:19.945528  # [   51.124797] softirqs last disabled at (0): [<0000000000000000>] 0x0
 3861 09:54:19.955276  # [   51.131798] CPU: 2 PID: 1051 Comm: cat Tainted: G      D W         5.10.145-cip17 #1
 3862 09:54:19.961875  # [   51.140437] Hardware name: Google Rammus/Rammus, BIOS  09/04/2020
 3863 09:54:19.965168  # [   51.147237] Call Trace:
 3864 09:54:19.968583  # [   51.149979]  dump_stack+0x77/0x9b
 3865 09:54:19.971915  # [   51.153677]  ___might_sleep.cold+0xa6/0xb6
 3866 09:54:19.978473  # [   51.158248]  exit_signals+0x1c/0x2e0
 3867 09:54:19.981654  # [   51.162226]  do_exit+0xd5/0xb00
 3868 09:54:19.985122  # [   51.165729]  ? ksys_write+0x68/0xf0
 3869 09:54:19.988416  # [   51.169614]  rewind_stack_do_exit+0x17/0x20
 3870 09:54:19.994865  # [   51.174280] RIP: 0033:0x7fc4eb08a8f3
 3871 09:54:20.014856  # [   51.178267] Code: 8b 15 a1 25 0e 00 f7 d8 64 89 02 48 c7 c0 ff ff ff ff eb b7 0f 1f 00 64 8b 04 25 18 00 00 00 85 c0 75 14 b8 01 00 00 00 0f 05 <48> 3d 00 f0 ff ff 77 55 c3 0f 1f 40 00 48 83 ec 28 48 89 54 24 18
 3872 09:54:20.025169  # [   51.199235] RSP: 002b:00007ffed303be08 EFLAGS: 00000246 ORIG_RAX: 0000000000000001
 3873 09:54:20.031455  # [   51.207687] RAX: ffffffffffffffda RBX: 0000000000000019 RCX: 00007fc4eb08a8f3
 3874 09:54:20.040924  # [   51.215654] RDX: 0000000000000019 RSI: 00007fc4eaf7d000 RDI: 0000000000000001
 3875 09:54:20.047886  # [   51.223619] RBP: 00007fc4eaf7d000 R08: 00007fc4eaf7c010 R09: 0000000000000000
 3876 09:54:20.057550  # [   51.231587] R10: fffffffffffffbc5 R11: 0000000000000246 R12: 0000000000000001
 3877 09:54:20.064099  # [   51.239554] R13: 0000000000000001 R14: 0000000000020000 R15: 0000000000020000
 3878 09:54:20.070428  # STACK_GUARD_PAGE_LEADING: saw 'call trace:': ok
 3879 09:54:20.074081  ok 12 selftests: lkdtm: STACK_GUARD_PAGE_LEADING.sh
 3880 09:54:20.080694  # selftests: lkdtm: STACK_GUARD_PAGE_TRAILING.sh
 3881 09:54:20.080779  # Segmentation fault
 3882 09:54:20.087198  # [   51.375431] lkdtm: Performing direct entry STACK_GUARD_PAGE_TRAILING
 3883 09:54:20.100235  # [   51.385205] lkdtm: attempting bad read from[   53.418195] lkdtm: Performing direct entry EXEC_DATA
 3884 09:54:20.100322   page above current stack
 3885 09:54:20.110434  # [   51.398543] BUG: stack guard pag[   53.423799] lkdtm: attempting ok execution at ffffffff840dec60
 3886 09:54:20.116934  [   53.436524] lkdtm: attempting bad execution at ffffffff86a1e560
 3887 09:54:20.127009  [   53.443155] kernel tried to execute NX-protected page - exploit attempt? (uid: 0)
 3888 09:54:20.133191  [   53.451519] BUG: unable to handle page fault for address: ffffffff86a1e560
 3889 09:54:20.140105  [   53.459197] #PF: supervisor instruction fetch in kernel mode
 3890 09:54:20.146536  [   53.465515] #PF: error_code(0x0011) - permissions violation
 3891 09:54:20.153352  [   53.471737] PGD 15ca29067 P4D 15ca29067 PUD 15ca2a063 PMD 800000015e0000e3 
 3892 09:54:20.159735  [   53.479512] Oops: 0011 [#5] SMP PTI
 3893 09:54:20.166738  [   53.483402] CPU: 2 PID: 1627 Comm: cat Tainted: G      D W         5.10.145-cip17 #1
 3894 09:54:20.172989  [   53.492040] Hardware name: Google Rammus/Rammus, BIOS  09/04/2020
 3895 09:54:20.179564  [   53.498846] RIP: 0010:data_area+0x0/0x40
 3896 09:54:20.198985  [   53.503220] Code: ff ff 00 ad 1e 44 1c 9f ff ff 00 ac 1e 44 1c 9f 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
 3897 09:54:20.205618  [   53.524197] RSP: 0018:ffffaf22822d7e48 EFLAGS: 00010246
 3898 09:54:20.212461  [   53.530033] RAX: 0000000000000033 RBX: 0000000000000001 RCX: 0000000000000000
 3899 09:54:20.222436  [   53.538000] RDX: 0000000000000000 RSI: ffff9f1cbad1bf70 RDI: ffff9f1cbad1bf70
 3900 09:54:20.229027  [   53.545974] RBP: ffffffff86a1e560 R08: 0000000000000000 R09: 0000000000000000
 3901 09:54:20.238622  [   53.553943] R10: 00000000ffffe000 R11: 3fffffffffffffff R12: 000000000000000a
 3902 09:54:20.245275  [   53.561909] R13: ffffaf22822d7f10 R14: ffffaf22822d7f10 R15: ffff9f1c43549000
 3903 09:54:20.255231  [   53.569876] FS:  00007f86b42d8580(0000) GS:ffff9f1cbad00000(0000) knlGS:0000000000000000
 3904 09:54:20.261708  [   53.578914] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
 3905 09:54:20.268375  [   53.585327] CR2: ffffffff86a1e560 CR3: 0000000103370002 CR4: 00000000003706e0
 3906 09:54:20.271827  [   53.593295] Call Trace:
 3907 09:54:20.275160  [   53.596033]  ? execute_location+0x45/0x56
 3908 09:54:20.281637  [   53.600507]  ? direct_entry.cold+0x2c/0x38
 3909 09:54:20.284622  [   53.605079]  ? full_proxy_write+0x53/0x80
 3910 09:54:20.288351  [   53.609553]  ? vfs_write+0xe7/0x3a0
 3911 09:54:20.291165  [   53.613445]  ? ksys_write+0x68/0xf0
 3912 09:54:20.298034  [   53.617336]  ? do_syscall_64+0x30/0x40
 3913 09:54:20.301508  [   53.621518]  ? entry_SYSCALL_64_after_hwframe+0x61/0xc6
 3914 09:54:20.327363  [   53.627352] 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_debugfs cros_ec_lightbar cros_ec_sensorhub x86_pkg_temp_thermal cros_ec_dev cros_usbpd_notify
 3915 09:54:20.337607  e was hit at 0000000000dae5f8 (stack is 000000002b1f491f..000000[   53.653800] CR2: ffffffff86a1e560
 3916 09:54:20.344099  [   53.663708] ---[ end trace 82f3067a6a326e4d ]---
 3917 09:54:20.347337  [   53.668860] RIP: 0010:lkdtm_BUG+0x5/0x10
 3918 09:54:20.370177  [   53.673233] Code: 89 ff e8 2e b6 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 80 fc 93 02
 3919 09:54:20.373578  [   53.694210] RSP: 0018:ffffaf22814f7e60 EFLAGS: 00010286
 3920 09:54:20.383306  [   53.700050] RAX: ffffffff840de890 RBX: 0000000000000001 RCX: 0000000000000000
 3921 09:54:20.390341  [   53.708029] RDX: 0000000000000000 RSI: ffff9f1cbac9bf70 RDI: ffffffff84d9ae90
 3922 09:54:20.400244  [   53.715996] RBP: ffffffff851e5df0 R08: 0000000000000001 R09: 0000000000000001
 3923 09:54:20.406707  [   53.723977] R10: 00000000ffffe000 R11: 3fffffffffffffff R12: 0000000000000004
 3924 09:54:20.416389  [   53.731944] R13: ffffaf22814f7f10 R14: ffffaf22814f7f10 R15: ffff9f1c44c51000
 3925 09:54:20.422955  [   53.739911] FS:  00007f86b42d8580(0000) GS:ffff9f1cbad00000(0000) knlGS:0000000000000000
 3926 09:54:20.429654  [   53.748946] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
 3927 09:54:20.439622  [   53.755362] CR2: ffffffff86a1e560 CR3: 0000000103370002 CR4: 00000000003706e0
 3928 09:54:20.449577  [   53.763329] BUG: sleeping function called from invalid context at include/linux/percpu-rwsem.h:49
 3929 09:54:20.455870  [   53.773240] in_atomic(): 0, irqs_disabled(): 1, non_block: 0, pid: 1627, name: cat
 3930 09:54:20.462507  [   53.781692] INFO: lockdep is turned off.
 3931 09:54:20.465998  [   53.786066] irq event stamp: 0
 3932 09:54:20.472650  [   53.789472] hardirqs last  enabled at (0): [<0000000000000000>] 0x0
 3933 09:54:20.479231  [   53.796468] hardirqs last disabled at (0): [<ffffffff83900cf0>] copy_process+0x640/0x1c80
 3934 09:54:20.489366  [   53.805600] softirqs last  enabled at (0): [<ffffffff83900cf0>] copy_process+0x640/0x1c80
 3935 09:54:20.495481  [   53.814732] softirqs last disabled at (0): [<0000000000000000>] 0x0
 3936 09:54:20.505496  [   53.821728] CPU: 2 PID: 1627 Comm: cat Tainted: G      D W         5.10.145-cip17 #1
 3937 09:54:20.512545  [   53.830375] Hardware name: Google Rammus/Rammus, BIOS  09/04/2020
 3938 09:54:20.515210  [   53.837176] Call Trace:
 3939 09:54:20.518629  [   53.839903]  dump_stack+0x77/0x9b
 3940 09:54:20.521971  [   53.843600]  ___might_sleep.cold+0xa6/0xb6
 3941 09:54:20.528565  [   53.848172]  exit_signals+0x1c/0x2e0
 3942 09:54:20.531870  [   53.852160]  do_exit+0xd5/0xb00
 3943 09:54:20.535503  [   53.855652]  ? ksys_write+0x68/0xf0
 3944 09:54:20.538397  [   53.859543]  rewind_stack_do_exit+0x17/0x20
 3945 09:54:20.541952  [   53.864209] RIP: 0033:0x7f86b41ee8f3
 3946 09:54:20.564850  [   53.868196] Code: 8b 15 a1 25 0e 00 f7 d8 64 89 02 48 c7 c0 ff ff ff ff eb b7 0f 1f 00 64 8b 04 25 18 00 00 00 85 c0 75 14 b8 01 00 00 00 0f 05 <48> 3d 00 f0 ff ff 77 55 c3 0f 1f 40 00 48 83 ec 28 48 89 54 24 18
 3947 09:54:20.571464  [   53.889171] RSP: 002b:00007ffc97004188 EFLAGS: 00000246 ORIG_RAX: 0000000000000001
 3948 09:54:20.581855  [   53.897624] RAX: ffffffffffffffda RBX: 000000000000000a RCX: 00007f86b41ee8f3
 3949 09:54:20.588265  [   53.905591] RDX: 000000000000000a RSI: 00007f86b40e1000 RDI: 0000000000000001
 3950 09:54:20.597879  [   53.913558] RBP: 00007f86b40e1000 R08: 00007f86b40e0010 R09: 0000000000000000
 3951 09:54:20.604477  [   53.921523] R10: fffffffffffffbc5 R11: 0000000000000246 R12: 0000000000000001
 3952 09:54:20.611231  [   53.929491] R13: 0000000000000001 R14: 0000000000020000 R15: 0000000000020000
 3953 09:54:20.614503  00240435f9)
 3954 09:54:20.620903  # [   51.415602] kernel stack overflow (page fault): 0000 [#4] SMP PTI
 3955 09:54:20.632055  # [   51.422405] CPU: 0 PID: 1084 Comm: cat Tainted: G      D W         5.10.145-cip17 #1
 3956 09:54:20.637417  # [   51.431056] Hardware name: Google Rammus/Rammus, BIOS  09/04/2020
 3957 09:54:20.644379  # [   51.437861] RIP: 0010:lkdtm_STACK_GUARD_PAGE_TRAILING+0x27/0x3d
 3958 09:54:20.663695  # [   51.444476] Code: a0 fd ff 0f 1f 44 00 00 53 48 c7 c7 a8 b1 18 85 50 65 48 8b 04 25 40 b0 01 00 48 8b 58 18 e8 95 a0 fd ff 48 c7 c7 e8 b1 18 85 <8a> 83 00 40 00 00 88 44 24 07 0f b6 74 24 07 5a 5b e9 78 a0 fd ff
 3959 09:54:20.670420  # [   51.465458] RSP: 0018:ffffaf2281a67e50 EFLAGS: 00010246
 3960 09:54:20.680185  # [   51.471291] RAX: 0000000000000038 RBX: ffffaf2281a64000 RCX: 0000000000000000
 3961 09:54:20.686827  # [   51.479261] RDX: 0000000000000000 RSI: ffff9f1cbac1bf70 RDI: ffffffff8518b1e8
 3962 09:54:20.693559  # [   51.487222] RBP: ffffffff8518a8b3 R08: 0000000000000000 R09: 0000000000000000
 3963 09:54:20.703559  # [   51.495188] R10: 00000000ffffe000 R11: 3fffffffffffffff R12: 000000000000001a
 3964 09:54:20.710061  # [   51.503155] R13: ffffaf2281a67f10 R14: ffffaf2281a67f10 R15: ffff9f1c455d4000
 3965 09:54:20.719860  # [   51.511120] FS:  00007f568c2fd580(0000) GS:ffff9f1cbac00000(0000) knlGS:0000000000000000
 3966 09:54:20.729880  # [   51.520154] CS:  0010 DS: 0000 ES:[   54.043433] lkdtm: Performing direct entry EXEC_STACK
 3967 09:54:20.733027   0000 CR0: 0000000080050033
 3968 09:54:20.743229  # [   51.526567] CR2: ffffaf2281a68[   54.054980] lkdtm: attempting ok execution at ffffffff840dec60
 3969 09:54:20.746413  000 CR3: 0000000103450004 CR4: 00000000003706f0
 3970 09:54:20.756191  # [   51.534540[   54.067711] lkdtm: attempting bad execution at ffffaf2282367e18
 3971 09:54:20.756277  ] Call Trace:
 3972 09:54:20.769484  # [   51.537268]  ? lkdtm_STACK_GUARD_PAGE_LEADIN[   54.080541] kernel tried to execute NX-protected page - exploit attempt? (uid: 0)
 3973 09:54:20.779243  [   54.095120] BUG: unable to handle page fault for address: ffffaf2282367e18
 3974 09:54:20.782563  [   54.102798] #PF: supervisor instruction fetch in kernel mode
 3975 09:54:20.789056  [   54.109115] #PF: error_code(0x0011) - permissions violation
 3976 09:54:20.792583  G+[0x3a/0x3a
 3977 09:54:20.795824  # [   51.543102]  direct_entry.cold+0x2c/0x38
 3978 09:54:20.805881  # [    54.115336] PGD 100000067 P4D 100000067 PUD 100211067 PMD 1041c0067 PTE 80000001033c2063
 3979 09:54:20.808941  [   54.130591] Oops: 0011 [#6] SMP PTI
 3980 09:54:20.819252  [   54.134481] CPU: 1 PID: 1663 Comm: cat Tainted: G      D W         5.10.145-cip17 #1
 3981 09:54:20.825379  [   54.143128] Hardware name: Google Rammus/Rammus, BIOS  09/04/2020
 3982 09:54:20.828617  [   54.149932] RIP: 0010:0xffffaf2282367e18
 3983 09:54:20.851489  [   54.154307] Code: 00 00 18 7e 36 82 22 af ff ff 59 c5 76 84 ff ff ff ff 20 00 00 00 00 00 00 00 f6 a9 18 85 ff ff ff ff 88 c6 76 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
 3984 09:54:20.855202  [   54.175282] RSP: 0018:ffffaf2282367df8 EFLAGS: 00010246
 3985 09:54:20.865055  [   54.181114] RAX: 0000000000000033 RBX: 0000000000000001 RCX: 0000000000000000
 3986 09:54:20.871415  [   54.189080] RDX: 0000000000000000 RSI: ffff9f1cbac9bf70 RDI: ffff9f1cbac9bf70
 3987 09:54:20.881607  [   54.197045] RBP: ffffaf2282367e18 R08: 0000000000000000 R09: 0000000000000000
 3988 09:54:20.888150  [   54.205026] R10: 00000000ffffe000 R11: 3fffffffffffffff R12: 000000000000000b
 3989 09:54:20.891110    51.547479]  full_proxy_write+0x53/0x80
 3990 09:54:20.901044  # [   51.551765]  vfs_[   54.212999] R13: ffffaf2282367f10 R14: ffffaf2282367f10 R15: ffff9f1c43de9000
 3991 09:54:20.911298  [   54.227179] FS:  00007fb3b3edf580(0000) GS:ffff9f1cbac80000(0000) knlGS:0000000000000000
 3992 09:54:20.917791  [   54.236213] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
 3993 09:54:20.924442  [   54.242628] CR2: ffffaf2282367e18 CR3: 00000001032e6006 CR4: 00000000003706e0
 3994 09:54:20.927479  [   54.250594] Call Trace:
 3995 09:54:20.934139  [   54.253321]  ? execute_location+0x45/0x56
 3996 09:54:20.934219  write+0xe7/0x3a0
 3997 09:54:20.937573  # [   51.555469]  ksys_write+0x68/0xf0
 3998 09:54:20.943898  # [   [   54.257796]  ? lkdtm_EXEC_STACK+0x26/0x44
 3999 09:54:20.947377  [   54.268481]  ? direct_entry.cold+0x2c/0x38
 4000 09:54:20.953878  [   54.273052]  ? full_proxy_write+0x53/0x80
 4001 09:54:20.957288  51.559169]  do_syscall_64+0x30/0x40
 4002 09:54:20.963961  # [   51.563164]  entry_SYS[   54.277527]  ? vfs_write+0xe7/0x3a0
 4003 09:54:20.967255  [   54.287628]  ? ksys_write+0x68/0xf0
 4004 09:54:20.970580  [   54.291510]  ? do_syscall_64+0x30/0x40
 4005 09:54:20.977122  [   54.295692]  ? entry_SYSCALL_64_after_hwframe+0x61/0xc6
 4006 09:54:20.980418  CALL_64_after_hwframe+0x61/0xc6
 4007 09:54:21.009929  # [   51.568797] RIP: 0033:0x7f[   54.301529] 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_debugfs cros_ec_lightbar cros_ec_sensorhub x86_pkg_temp_thermal cros_ec_dev cros_usbpd_notify
 4008 09:54:21.013509  [   54.334158] CR2: ffffaf2282367e18
 4009 09:54:21.016878  [   54.337854] ---[ end trace 82f3067a6a326e4e ]---
 4010 09:54:21.023398  [   54.343021] RIP: 0010:lkdtm_BUG+0x5/0x10
 4011 09:54:21.023488  568c2138f3
 4012 09:54:21.049573  # [   51.572787] Code: 8b 15 a1 25 0e 00 f7 d8 64 89[   54.347405] Code: 89 ff e8 2e b6 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 80 fc 93 02
 4013 09:54:21.056305  [   54.374594] RSP: 0018:ffffaf22814f7e60 EFLAGS: 00010286
 4014 09:54:21.063013  [   54.380426] RAX: ffffffff840de890 RBX: 0000000000000001 RCX: 0000000000000000
 4015 09:54:21.072691  [   54.388393] RDX: 0000000000000000 RSI: ffff9f1cbac9bf70 RDI: ffffffff84d9ae90
 4016 09:54:21.079216  [   54.396360] RBP: ffffffff851e5df0 R08: 0000000000000001 R09: 0000000000000001
 4017 09:54:21.085725  [   54.404326] R10: 00000000ffffe000 R11: 3fffffffffffffff R12: 0000000000000004
 4018 09:54:21.095638  [   54.412293] R13: ffffaf22814f7f10 R14: ffffaf22814f7f10 R15: ffff9f1c44c51000
 4019 09:54:21.105737  [   54.420261] FS:  00007fb3b3edf580(0000) GS:ffff9f1cbac80000(0000) knlGS:0000000000000000
 4020 09:54:21.112097  [   54.429296] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
 4021 09:54:21.118913  [   54.435709] CR2: ffffaf2282367e18 CR3: 00000001032e6006 CR4: 00000000003706e0
 4022 09:54:21.135275   02 48 c7 c0 ff ff ff ff eb b7 0f 1f 00 64 8b 04 25 18 00 00 00 85 c0 75 14 b8 01 00 00 00 0f 05 <48> 3d 00 f0 ff ff 77 55 c3 0f 1f 40 00 48 83 ec 28 48 89 54 24 18
 4023 09:54:21.145011  # [   51.593758] RSP: 002b:00007ffdccef7f58 EFLAGS: 00000246 ORIG_RAX: 0000000000000001
 4024 09:54:21.151647  # [   51.602203] RAX: ffffffffffffffda RBX: 000000000000001a RCX: 00007f568c2138f3
 4025 09:54:21.158060  # [   51.610173] RDX: 000000000000001a RSI: 00007f568c106000 RDI: 0000000000000001
 4026 09:54:21.168165  # [   51.618141] RBP: 00007f568c106000 R08: 00007f568c105010 R09: 0000000000000000
 4027 09:54:21.174582  # [   51.626109] R10: fffffffffffffbc5 R11: 0000000000000246 R12: 0000000000000001
 4028 09:54:21.184927  # [   51.634080] R13: 0000000000000001 R14: 0000000000020000 R15: 0000000000020000
 4029 09:54:21.211298  # [   51.642053] 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_debugfs cros_ec_lightbar cros_ec_sensorhub x86_pkg_temp_thermal cros_ec_dev cros_usbpd_notify
 4030 09:54:21.218013  # [   51.66[   54.535326] lkdtm: Performing direct entry EXEC_KMALLOC
 4031 09:54:21.224268  [   54.542747] lkdtm: attempting ok execution at ffffffff840dec60
 4032 09:54:21.231082  [   54.549272] lkdtm: attempting bad execution at ffff9f1c45714000
 4033 09:54:21.241068  [   54.555897] kernel tried to execute NX-protected page - exploit attempt? (uid: 0)
 4034 09:54:21.247408  [   54.564261] BUG: unable to handle page fault for address: ffff9f1c45714000
 4035 09:54:21.254146  [   54.571941] #PF: supervisor instruction fetch in kernel mode
 4036 09:54:21.260921  [   54.578260] #PF: error_code(0x0011) - permissions violation
 4037 09:54:21.263949  84[91] ---[ end trace 82f3067a6a326e4b ]---
 4038 09:54:21.273950  # [   51.673637] RIP   54.584480] PGD 15e201067 P4D 15e201067 PUD 10084e063 PMD 105768063 PTE 8000000105714063
 4039 09:54:21.277210  [   54.599735] Oops: 0011 [#7] SMP PTI
 4040 09:54:21.287188  [   54.603625] CPU: 3 PID: 1699 Comm: cat Tainted: G      D W         5.10.145-cip17 #1
 4041 09:54:21.293876  [   54.612272] Hardware name: Google Rammus/Rammus, BIOS  09/04/2020
 4042 09:54:21.296909  [   54.619075] RIP: 0010:0xffff9f1c45714000
 4043 09:54:21.320094  [   54.623443] Code: 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 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
 4044 09:54:21.327010  [   54.644411] RSP: 0018:ffffaf2282417e38 EFLAGS: 00010246
 4045 09:54:21.333350  [   54.650242] RAX: 0000000000000033 RBX: 0000000000000001 RCX: 0000000000000000
 4046 09:54:21.339819  [   54.658209] RDX: 0000000000000000 RSI: ffff9f1cbad9bf70 RDI: ffff9f1cbad9bf70
 4047 09:54:21.349765  [   54.666175] RBP: ffff9f1c45714000 R08: 0000000000000000 R09: 0000000000000000
 4048 09:54:21.356231  [   54.674140] R10: 00000000ffffe000 R11: 3fffffffffffffff R12: 000000000000000d
 4049 09:54:21.366060  [   54.682107] R13: ffffaf2282417f10 R14: ffffaf2282417f10 R15: ffff9f1c457ba000
 4050 09:54:21.373099  [   54.690075] FS:  00007f76f05f7580(0000) GS:ffff9f1cbad80000(0000) knlGS:0000000000000000
 4051 09:54:21.379433  [   54.699109] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
 4052 09:54:21.389287  [   54.705522] CR2: ffff9f1c45714000 CR3: 0000000104e40001 CR4: 00000000003706e0
 4053 09:54:21.392480  [   54.713488] Call Trace:
 4054 09:54:21.395645  [   54.716215]  ? execute_location+0x45/0x56
 4055 09:54:21.398999  [   54.720690]  ? lkdtm_EXEC_KMALLOC+0x2c/0x40
 4056 09:54:21.405447  [   54.725357]  ? direct_entry.cold+0x2c/0x38
 4057 09:54:21.408848  [   54.729930]  ? full_proxy_write+0x53/0x80
 4058 09:54:21.411999  [   54.734403]  ? vfs_write+0xe7/0x3a0
 4059 09:54:21.418939  [   54.738295]  ? ksys_write+0x68/0xf0
 4060 09:54:21.422277  [   54.742187]  ? do_syscall_64+0x30/0x40
 4061 09:54:21.428841  [   54.746368]  ? entry_SYSCALL_64_after_hwframe+0x61/0xc6
 4062 09:54:21.454882  [   54.752195] 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_debugfs cros_ec_lightbar cros_ec_sensorhub x86_pkg_temp_thermal cros_ec_dev cros_usbpd_notify
 4063 09:54:21.454999  : 0010:lkdtm_BUG+0x5/0x10
 4064 09:54:21.464683  # [   51.678014] Code: 89 ff e8 2e b6[   54.778648] CR2: ffff9f1c45714000
 4065 09:54:21.467982  [   54.788554] ---[ end trace 82f3067a6a326e4f ]---
 4066 09:54:21.474802  [   54.793705] RIP: 0010:lkdtm_BUG+0x5/0x10
 4067 09:54:21.494419  [   54.798080] Code: 89 ff e8 2e b6 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 80 fc 93 02
 4068 09:54:21.500917  [   54.819058] RSP: 0018:ffffaf22814f7e60 EFLAGS: 00010286
 4069 09:54:21.507786  [   54.824890] RAX: ffffffff840de890 RBX: 0000000000000001 RCX: 0000000000000000
 4070 09:54:21.514492  [   54.832857] RDX: 0000000000000000 RSI: ffff9f1cbac9bf70 RDI: ffffffff84d9ae90
 4071 09:54:21.524330  [   54.840824] RBP: ffffffff851e5df0 R08: 0000000000000001 R09: 0000000000000001
 4072 09:54:21.531015  [   54.848791] R10: 00000000ffffe000 R11: 3fffffffffffffff R12: 0000000000000004
 4073 09:54:21.540435  [   54.856758] R13: ffffaf22814f7f10 R14: ffffaf22814f7f10 R15: ffff9f1c44c51000
 4074 09:54:21.550585  [   54.864724] FS:  00007f76f05f7580(0000) GS:ffff9f1cbad80000(0000) knlGS:0000000000000000
 4075 09:54:21.553653  [   54.873759] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
 4076 09:54:21.563669  [   54.880172] CR2: ffff9f1c45714000 CR3: 0000000104e40001 CR4: 00000000003706e0
 4077 09:54:21.573646  [   54.888139] BUG: sleeping function called from invalid context at include/linux/percpu-rwsem.h:49
 4078 09:54:21.580332  [   54.898048] in_atomic(): 0, irqs_disabled(): 1, non_block: 0, pid: 1699, name: cat
 4079 09:54:21.586599  [   54.906500] INFO: lockdep is turned off.
 4080 09:54:21.589869  [   54.910874] irq event stamp: 0
 4081 09:54:21.596531  [   54.914277] hardirqs last  enabled at (0): [<0000000000000000>] 0x0
 4082 09:54:21.606528  [   54.921275] hardirqs last disabled at (0): [<ffffffff83900cf0>] copy_process+0x640/0x1c80
 4083 09:54:21.616323  [   54.930406] softirqs last  enabled at (0): [<ffffffff83900cf0>] copy_process+0x640/0x1c80
 4084 09:54:21.622851  [   54.939537] softirqs last disabled at (0): [<0000000000000000>] 0x0
 4085 09:54:21.629552  [   54.946535] CPU: 3 PID: 1699 Comm: cat Tainted: G      D W         5.10.145-cip17 #1
 4086 09:54:21.636259  [   54.955182] Hardware name: Google Rammus/Rammus, BIOS  09/04/2020
 4087 09:54:21.639350  [   54.961999] Call Trace:
 4088 09:54:21.642845  [   54.964727]  dump_stack+0x77/0x9b
 4089 09:54:21.649588  [   54.968424]  ___might_sleep.cold+0xa6/0xb6
 4090 09:54:21.652711  [   54.972994]  exit_signals+0x1c/0x2e0
 4091 09:54:21.655699  [   54.976982]  do_exit+0xd5/0xb00
 4092 09:54:21.659252  [   54.980484]  ? ksys_write+0x68/0xf0
 4093 09:54:21.662462  [   54.984367]  rewind_stack_do_exit+0x17/0x20
 4094 09:54:21.669460  [   54.989034] RIP: 0033:0x7f76f050d8f3
 4095 09:54:21.689111  [   54.993029] Code: 8b 15 a1 25 0e 00 f7 d8 64 89 02 48 c7 c0 ff ff ff ff eb b7 0f 1f 00 64 8b 04 25 18 00 00 00 85 c0 75 14 b8 01 00 00 00 0f 05 <48> 3d 00 f0 ff ff 77 55 c3 0f 1f 40 00 48 83 ec 28 48 89 54 24 18
 4096 09:54:21.698957  [   55.013996] RSP: 002b:00007ffdaa8fb6d8 EFLAGS: 00000246 ORIG_RAX: 0000000000000001
 4097 09:54:21.705347  [   55.022448] RAX: ffffffffffffffda RBX: 000000000000000d RCX: 00007f76f050d8f3
 4098 09:54:21.712181  [   55.030416] RDX: 000000000000000d RSI: 00007f76f0400000 RDI: 0000000000000001
 4099 09:54:21.722062  [   55.038382] RBP: 00007f76f0400000 R08: 00007f76f03ff010 R09: 0000000000000000
 4100 09:54:21.728823  [   55.046349] R10: fffffffffffffbc5 R11: 0000000000000246 R12: 0000000000000001
 4101 09:54:21.738475  [   55.054317] R13: 0000000000000001 R14: 0000000000020000 R15: 0000000000020000
 4102 09:54:21.754895   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 80 fc 93 02
 4103 09:54:21.761811  # [   51.698988] RSP: 0018:ffffaf22814f7e60 EFLAGS: 00010286
 4104 09:54:21.768019  # [   51.704814] RAX: ffffffff840de890 RBX: 0000000000000001 RCX: 0000000000000000
 4105 09:54:21.778009  # [   51.712784] RDX: 0000000000000000 RSI: ffff9f1cbac9bf70 RDI: ffffffff84d9ae90
 4106 09:54:21.784702  # [   51.720751] RBP: ffffffff851e5df0 R08: 0000000000000001 R09: 0000000000000001
 4107 09:54:21.794652  # [   51.728719] R10: 00000000ffffe000 R11: 3fffffffffffffff R12: 0000000000000004
 4108 09:54:21.801337  # [   51.736688] R13: ffffaf22814f7f10 R14: ffffaf22814f7f10 R15: ffff9f1c44c51000
 4109 09:54:21.810778  # [   51.744657] FS:  00007f568c2fd580(0000) GS:ffff9f1cbac00000(0000) knlGS:0000000000000000
 4110 09:54:21.817495  # [   51.753697] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
 4111 09:54:21.827726  # [   51.760112] CR2: ffffaf2281a68000 CR3: 0000000103450004 CR4: 00000000003706f0
 4112 09:54:21.831010  # STACK_GUARD_PAGE_TRAILING: saw 'call trace:': ok
 4113 09:54:21.837465  ok 13 selftests: lkdtm: STACK_GUARD_PAGE_TRAILING.sh
 4114 09:54:21.840589  # selftests: lkdtm: UNSET_SMEP.sh
 4115 09:54:21.844072  # [   51.880191] lkdtm: Performing direct entry UNSET_SMEP
 4116 09:54:21.853991  # [   51.891834] lkdtm: trying to clear S[   55.169858] lkdtm: Performing direct entry EXEC_VMALLOC
 4117 09:54:21.857244  MEP normally
 4118 09:54:21.867274  # [   51.897016] ------------[ cut here ]---------[   55.180054] lkdtm: attempting ok execution at ffffffff840dec60
 4119 09:54:21.873773  [   55.192780] lkdtm: attempting bad execution at ffffaf22806c7000
 4120 09:54:21.883801  [   55.199409] kernel tried to execute NX-protected page - exploit attempt? (uid: 0)
 4121 09:54:21.890589  [   55.207770] BUG: unable to handle page fault for address: ffffaf22806c7000
 4122 09:54:21.896509  [   55.215450] #PF: supervisor instruction fetch in kernel mode
 4123 09:54:21.903302  [   55.221768] #PF: error_code(0x0011) - permissions violation
 4124 09:54:21.903386  --[-
 4125 09:54:21.909969  # [   51.902204] pinned CR4 bits changed: 0x100000!?
 4126 09:54:21.919542  # [     55.227980] PGD 100000067 P4D 100000067 PUD 100211067 PMD 105504067 PTE 8000000103f16063
 4127 09:54:21.922915  [   55.243237] Oops: 0011 [#8] SMP PTI
 4128 09:54:21.929737  [   55.247130] CPU: 2 PID: 1735 Comm: cat Tainted: G      D W         5.10.145-cip17 #1
 4129 09:54:21.936401  [   55.255776] Hardware name: Google Rammus/Rammus, BIOS  09/04/2020
 4130 09:54:21.942977  [   55.262581] RIP: 0010:0xffffaf22806c7000
 4131 09:54:21.949468  [   55.266978] Code: Unable to access opcode bytes at RIP 0xffffaf22806c6fd6.
 4132 09:54:21.956374  [   55.274652] RSP: 0018:ffffaf22824afe38 EFLAGS: 00010246
 4133 09:54:21.962850  [   55.280485] RAX: 0000000000000033 RBX: 0000000000000001 RCX: 0000000000000000
 4134 09:54:21.972599  [   55.288450] RDX: 0000000000000000 RSI: ffff9f1cbad1bf70 RDI: ffff9f1cbad1bf70
 4135 09:54:21.979242  [   55.296415] RBP: ffffaf22806c7000 R08: 0000000000000000 R09: 0000000000000000
 4136 09:54:21.988919  [   55.304385] R10: 00000000ffffe000 R11: 3fffffffffffffff R12: 000000000000000d
 4137 09:54:21.995452  [   55.312355] R13: ffffaf22824aff10 R14: ffffaf22824aff10 R15: ffff9f1c43f16000
 4138 09:54:22.005575  [   55.320323] FS:  00007fb9dd1e4580(0000) GS:ffff9f1cbad00000(0000) knlGS:0000000000000000
 4139 09:54:22.011927  [   55.329353] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
 4140 09:54:22.018541  [   55.335766] CR2: ffffaf22806c6fd6 CR3: 0000000105592002 CR4: 00000000003706e0
 4141 09:54:22.021863  [   55.343735] Call Trace:
 4142 09:54:22.025003  [   55.346464]  ? execute_location+0x45/0x56
 4143 09:54:22.031572  [   55.350940]  ? lkdtm_EXEC_VMALLOC+0x20/0x30
 4144 09:54:22.035343  [   55.355606]  ? direct_entry.cold+0x2c/0x38
 4145 09:54:22.038322  [   55.360177]  ? full_proxy_write+0x53/0x80
 4146 09:54:22.045293  [   55.364650]  ? vfs_write+0xe7/0x3a0
 4147 09:54:22.048215  [   55.368542]  ? ksys_write+0x68/0xf0
 4148 09:54:22.051353  [   55.372425]  ? do_syscall_64+0x30/0x40
 4149 09:54:22.058295  [   55.376608]  ? entry_SYSCALL_64_after_hwframe+0x61/0xc6
 4150 09:54:22.084187  [   55.382442] 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_debugfs cros_ec_lightbar cros_ec_sensorhub x86_pkg_temp_thermal cros_ec_dev cros_usbpd_notify
 4151 09:54:22.094225   51.907268] WARNING: CPU: 2 PID: 1120 at arch/x86/kernel/cpu/com[   55.408894] CR2: ffffaf22806c7000
 4152 09:54:22.097363  [   55.418801] ---[ end trace 82f3067a6a326e50 ]---
 4153 09:54:22.104157  [   55.423977] RIP: 0010:lkdtm_BUG+0x5/0x10
 4154 09:54:22.124231  [   55.428355] Code: 89 ff e8 2e b6 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 80 fc 93 02
 4155 09:54:22.130582  [   55.449332] RSP: 0018:ffffaf22814f7e60 EFLAGS: 00010286
 4156 09:54:22.137233  [   55.455162] RAX: ffffffff840de890 RBX: 0000000000000001 RCX: 0000000000000000
 4157 09:54:22.147346  [   55.463129] RDX: 0000000000000000 RSI: ffff9f1cbac9bf70 RDI: ffffffff84d9ae90
 4158 09:54:22.153606  [   55.471095] RBP: ffffffff851e5df0 R08: 0000000000000001 R09: 0000000000000001
 4159 09:54:22.163731  [   55.479061] R10: 00000000ffffe000 R11: 3fffffffffffffff R12: 0000000000000004
 4160 09:54:22.170503  [   55.487027] R13: ffffaf22814f7f10 R14: ffffaf22814f7f10 R15: ffff9f1c44c51000
 4161 09:54:22.180068  [   55.494994] FS:  00007fb9dd1e4580(0000) GS:ffff9f1cbad00000(0000) knlGS:0000000000000000
 4162 09:54:22.186854  [   55.504041] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
 4163 09:54:22.193333  [   55.510456] CR2: ffffaf22806c6fd6 CR3: 0000000105592002 CR4: 00000000003706e0
 4164 09:54:22.196920  mon.c:392 native_write_cr4+0x45/0x60
 4165 09:54:22.222730  # [   51.917507] 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_debugfs cros_ec_lightbar cros_ec_sensorhub x86_pkg_temp_thermal cros_ec_dev cros_usbpd_notify
 4166 09:54:22.232668  # [   51.943961] CPU: 2 PID: 1120 Comm: cat Tainted: G      D W         5.10.145-cip17 #1
 4167 09:54:22.239326  # [   51.958815] Hardware name: Google Rammus/Rammus, BIOS  09/04/2020
 4168 09:54:22.245906  # [   51.965627] RIP: 0010:native_write_cr4+0x45/0x60
 4169 09:54:22.265536  # [   51.970785] Code: 39 c2 75 2d 48 85 f6 75 05 c3 cc cc cc cc 80 3d 41 a3 e3 01 00 75 f2 48 c7 c7 48 9d 0c 85 c6 05 31 a3 e3 01 01 e8 c6 c0 e7 00 <0f> 0b c3 cc cc cc cc 48 89 d6 48 81 e7 ff f7 ce ff 48 31 c6 48 09
 4170 09:54:22.272755  # [   51.991772] RSP: 0018:ffffaf2281b07e48 EFLAGS: 00010286
 4171 09:54:22.281792  # [   51.997642] RAX: 0000000000000000 RBX: 00000000002706e0 RCX: 0000000000000000
 4172 09:54:22.288515  # [   52.005617] RDX: ffff9f1cbad2c660 RSI: ffff9f1cbad1bf70 RDI: ffff9f1cbad1bf70
 4173 09:54:22.298551  # [   52.013626] RBP: ffffffff8518a8cd R08: 0000000000000000 R09: 0000000000000000
 4174 09:54:22.305148  # [   52.021602] R10: 00000000ffffe000 R11: 3fffffffffffffff R12: 000000000000000b
 4175 09:54:22.318128  # [   52.029575] R13: ffffaf2281b07f10 R14: ffffaf2281b07f10 R15: ffff[   55.635001] lkdtm: Performing direct entry EXEC_RODATA
 4176 09:54:22.318406  9f1c45706000
 4177 09:54:22.331279  # [   52.037551] FS:  00007fef7914a580(0000) GS:ff[   55.642295] lkdtm: attempting ok execution at ffffffff840dec60
 4178 09:54:22.334493  ff9f1cbad00000(0000) knlGS:0000000000000000
 4179 09:54:22.344770  # [   52.046594] CS[   55.655029] lkdtm: attempting bad execution at ffffffff84d9b320
 4180 09:54:22.347928  :  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
 4181 09:54:22.357668  # [   52.053027[   55.667853] kernel tried to execute NX-protected page - exploit attempt? (uid: 0)
 4182 09:54:22.364460  [   55.682420] BUG: unable to handle page fault for address: ffffffff84d9b320
 4183 09:54:22.370790  [   55.690097] #PF: supervisor instruction fetch in kernel mode
 4184 09:54:22.377474  [   55.696405] #PF: error_code(0x0011) - permissions violation
 4185 09:54:22.384162  [   55.702624] PGD 15ca29067 P4D 15ca29067 PUD 15ca2a063 PMD 800000015c2000e1 
 4186 09:54:22.397100  ] CR2: 00007fef78f53000 CR3: 00000001055ee005 CR4: 0000000000370[   55.710401] Oops: 0011 [#9] SMP PTI
 4187 09:54:22.403531  [   55.720502] CPU: 1 PID: 1771 Comm: cat Tainted: G      D W         5.10.145-cip17 #1
 4188 09:54:22.410455  [   55.729140] Hardware name: Google Rammus/Rammus, BIOS  09/04/2020
 4189 09:54:22.416956  [   55.735948] RIP: 0010:lkdtm_rodata_do_nothing+0x0/0x10
 4190 09:54:22.417042  6e0
 4191 09:54:22.419981  # [   52.061016] Call Trace:
 4192 09:54:22.443353  # [   52.063780]  lkdtm_UNSET[   55.741710] Code: ff ff f8 da 76 84 ff ff ff ff 42 ac 18 85 ff ff ff ff 3e c2 76 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
 4193 09:54:22.449859  [   55.768896] RSP: 0018:ffffaf22821efe48 EFLAGS: 00010246
 4194 09:54:22.456557  [   55.774728] RAX: 0000000000000033 RBX: 0000000000000000 RCX: 0000000000000000
 4195 09:54:22.466301  [   55.782687] RDX: 0000000000000000 RSI: ffff9f1cbac9bf70 RDI: ffff9f1cbac9bf70
 4196 09:54:22.472948  [   55.790655] RBP: ffffffff84d9b320 R08: 0000000000000000 R09: 0000000000000000
 4197 09:54:22.482837  [   55.798622] R10: 00000000ffffe000 R11: 3fffffffffffffff R12: 000000000000000c
 4198 09:54:22.489280  [   55.806589] R13: ffffaf22821eff10 R14: ffffaf22821eff10 R15: ffff9f1c43373000
 4199 09:54:22.499276  [   55.814557] FS:  00007efec8a54580(0000) GS:ffff9f1cbac80000(0000) knlGS:0000000000000000
 4200 09:54:22.506056  [   55.823593] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
 4201 09:54:22.512672  [   55.830026] CR2: ffffffff84d9b320 CR3: 00000001054a2004 CR4: 00000000003706e0
 4202 09:54:22.515841  [   55.837994] Call Trace:
 4203 09:54:22.519113  [   55.840712]  ? execute_location+0x45/0x56
 4204 09:54:22.522364  _SMEP.cold+0x1d/0x103
 4205 09:54:22.532646  # [   52.068673]  direct_entry.cold+0x2c/[   55.845187]  ? direct_entry.cold+0x2c/0x38
 4206 09:54:22.535529  [   55.855978]  ? full_proxy_write+0x53/0x80
 4207 09:54:22.535606  0x38
 4208 09:54:22.542138  # [   52.079279]  full_proxy_write+0x53/0x80
 4209 09:54:22.545747  # [   52.083[   55.860454]  ? vfs_write+0xe7/0x3a0
 4210 09:54:22.549105  [   55.870553]  ? ksys_write+0x68/0xf0
 4211 09:54:22.552082  [   55.874446]  ? do_syscall_64+0x30/0x40
 4212 09:54:22.555469  574]  vfs_write+0xe7/0x3a0
 4213 09:54:22.565598  # [   52.093480]  ksys_write+0x68/0x[   55.878630]  ? entry_SYSCALL_64_after_hwframe+0x61/0xc6
 4214 09:54:22.565691  f0
 4215 09:54:22.572246  # [   52.097232]  do_syscall_64+0x30/0x40
 4216 09:54:22.598200  # [   52.101234] [   55.890676] 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_debugfs cros_ec_lightbar cros_ec_sensorhub x86_pkg_temp_thermal cros_ec_dev cros_usbpd_notify
 4217 09:54:22.601695  [   55.923303] CR2: ffffffff84d9b320
 4218 09:54:22.608176  [   55.926999] ---[ end trace 82f3067a6a326e51 ]---
 4219 09:54:22.611650  [   55.932143] RIP: 0010:lkdtm_BUG+0x5/0x10
 4220 09:54:22.631537  [   55.936509] Code: 89 ff e8 2e b6 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 80 fc 93 02
 4221 09:54:22.637933  [   55.957484] RSP: 0018:ffffaf22814f7e60 EFLAGS: 00010286
 4222 09:54:22.647715  [   55.963306] RAX: ffffffff840de890 RBX: 0000000000000001 RCX: 0000000000000000
 4223 09:54:22.654345  [   55.971274] RDX: 0000000000000000 RSI: ffff9f1cbac9bf70 RDI: ffffffff84d9ae90
 4224 09:54:22.661475  [   55.979242] RBP: ffffffff851e5df0 R08: 0000000000000001 R09: 0000000000000001
 4225 09:54:22.671013  [   55.987209] R10: 00000000ffffe000 R11: 3fffffffffffffff R12: 0000000000000004
 4226 09:54:22.677682  [   55.995175] R13: ffffaf22814f7f10 R14: ffffaf22814f7f10 R15: ffff9f1c44c51000
 4227 09:54:22.687293  [   56.003141] FS:  00007efec8a54580(0000) GS:ffff9f1cbac80000(0000) knlGS:0000000000000000
 4228 09:54:22.694131  [   56.012175] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
 4229 09:54:22.700604  [   56.018589] CR2: ffffffff84d9b320 CR3: 00000001054a2004 CR4: 00000000003706e0
 4230 09:54:22.707439   entry_SYSCALL_64_after_hwframe+0x61/0xc6
 4231 09:54:22.710528  # [   52.113086] RIP: 0033:0x7fef790608f3
 4232 09:54:22.730145  # [   52.117076] Code: 8b 15 a1 25 0e 00 f7 d8 64 89 02 48 c7 c0 ff ff ff ff eb b7 0f 1f 00 64 8b 04 25 18 00 00 00 85 c0 75 14 b8 01 00 00 00 0f 05 <48> 3d 00 f0 ff ff 77 55 c3 0f 1f 40 00 48 83 ec 28 48 89 54 24 18
 4233 09:54:22.740488  # [   52.138065] RSP: 002b:00007fffa227f6d8 EFLAGS: 00000246 ORIG_RAX: 0000000000000001
 4234 09:54:22.746656  # [   52.146521] RAX: ffffffffffffffda RBX: 000000000000000b RCX: 00007fef790608f3
 4235 09:54:22.756500  # [   52.154497] RDX: 000000000000000b RSI: 00007fef78f53000 RDI: 0000000000000001
 4236 09:54:22.763603  # [   52.162469] RBP: 00007fef78f53000 R08: 00007fef78f52010 R09: 0000000000000000
 4237 09:54:22.773180  # [   52.176656] R10: fffffffffffffbc5 R11: 0000000000000246 R12: 0000000000000001
 4238 09:54:22.779956  # [   52.190849] R13: 0000000000000001 R14: 0000000000020000 R15: 0000000000020000
 4239 09:54:22.783044  # [   52.198845] irq event stamp: 0
 4240 09:54:22.793155  # [   52.202265] hardirqs last  enabled at (0): [<0000000000000000>] 0x0
 4241 09:54:22.799542  # [   52.215478] hardirqs last disabled at (0): [<ffffffff83900cf0>] copy_process+0x640/0x1c80
 4242 09:54:22.806258  # [ [   56.125597] lkdtm: Performing direct entry EXEC_USERSPACE
 4243 09:54:22.819358    52.224662] softirqs last  enabled at (0): [<ffffffff83900cf0>][   56.132035] lkdtm: attempting ok execution at ffffffff840dec60
 4244 09:54:22.822626   copy_process+0x640/0x1c80
 4245 09:54:22.832923  # [   52.233810] softirqs last disab[   56.144771] lkdtm: attempting bad execution at 00007f1f5d136000
 4246 09:54:22.835872  led at (0): [<0000000000000000>] 0x0
 4247 09:54:22.846078  # [   52.247026] ---[ end [   56.157613] unable to execute userspace code (SMEP?) (uid: 0)
 4248 09:54:22.852567  [   56.170219] BUG: unable to handle page fault for address: 00007f1f5d136000
 4249 09:54:22.859000  [   56.177897] #PF: supervisor instruction fetch in kernel mode
 4250 09:54:22.865484  [   56.184232] #PF: error_code(0x0011) - permissions violation
 4251 09:54:22.869097  tr[ace 82f3067a6a326e4c ]---
 4252 09:54:22.881910  # [   52.252212] lkdtm: ok: SMEP di   56.190451] PGD 80000001056ba067 P4D 80000001056ba067 PUD 103f0b067 PMD 1055d6067 PTE 1140bb067
 4253 09:54:22.885406  [   56.206386] Oops: 0011 [#10] SMP PTI
 4254 09:54:22.895178  [   56.210365] CPU: 1 PID: 1807 Comm: cat Tainted: G      D W         5.10.145-cip17 #1
 4255 09:54:22.901904  [   56.219028] Hardware name: Google Rammus/Rammus, BIOS  09/04/2020
 4256 09:54:22.905249  [   56.225833] RIP: 0010:0x7f1f5d136000
 4257 09:54:22.911827  [   56.229818] Code: Unable to access opcode bytes at RIP 0x7f1f5d135fd6.
 4258 09:54:22.918424  [   56.237104] RSP: 0018:ffffaf2282597e50 EFLAGS: 00010246
 4259 09:54:22.924942  [   56.242937] RAX: 0000000000000033 RBX: 0000000000000024 RCX: 0000000000000000
 4260 09:54:22.934895  [   56.250904] RDX: 0000000000000000 RSI: ffff9f1cbac9bf70 RDI: ffff9f1cbac9bf70
 4261 09:54:22.941582  [   56.258871] RBP: 00007f1f5d136000 R08: 0000000000000000 R09: 0000000000000000
 4262 09:54:22.951647  [   56.266838] R10: 00000000ffffe000 R11: 3fffffffffffffff R12: 000000000000000f
 4263 09:54:22.957700  [   56.274805] R13: ffffaf2282597f10 R14: ffffaf2282597f10 R15: ffff9f1c426b2000
 4264 09:54:22.967870  [   56.282774] FS:  00007f1f5d107580(0000) GS:ffff9f1cbac80000(0000) knlGS:0000000000000000
 4265 09:54:22.974546  [   56.291810] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
 4266 09:54:22.981036  [   56.298223] CR2: 00007f1f5d136000 CR3: 000000010357c003 CR4: 00000000003706e0
 4267 09:54:22.984537  [   56.306189] Call Trace:
 4268 09:54:22.990792  [   56.308917]  ? lkdtm_EXEC_USERSPACE.cold+0x66/0xae
 4269 09:54:22.990883  d not get cleared
 4270 09:54:23.000883  # [   52.257272] lkdtm: trying to clear SMEP [   56.314263]  ? direct_entry.cold+0x2c/0x38
 4271 09:54:23.004493  [   56.325047]  ? full_proxy_write+0x53/0x80
 4272 09:54:23.007512  with call gadget
 4273 09:54:23.014213  # [   52.263206] lkdtm: ok: SMEP removal was r[   56.329522]  ? vfs_write+0xe7/0x3a0
 4274 09:54:23.017566  [   56.339622]  ? ksys_write+0x68/0xf0
 4275 09:54:23.024149  [   56.343514]  ? do_syscall_64+0x30/0x40
 4276 09:54:23.024231  everted
 4277 09:54:23.027469  # UNSET_SMEP: saw 'pinned CR4 bits changed:': ok
 4278 09:54:23.034006  ok 14[   56.347697]  ? entry_SYSCALL_64_after_hwframe+0x61/0xc6
 4279 09:54:23.037248   selftests: lkdtm: UNSET_SMEP.sh
 4280 09:54:23.067212  # selftests: lkdtm: DOUBLE_FAU[   56.359744] 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_debugfs cros_ec_lightbar cros_ec_sensorhub x86_pkg_temp_thermal cros_ec_dev cros_usbpd_notify
 4281 09:54:23.070191  [   56.392375] CR2: 00007f1f5d136000
 4282 09:54:23.076950  [   56.396072] ---[ end trace 82f3067a6a326e52 ]---
 4283 09:54:23.080344  [   56.401226] RIP: 0010:lkdtm_BUG+0x5/0x10
 4284 09:54:23.103227  [   56.405600] Code: 89 ff e8 2e b6 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 80 fc 93 02
 4285 09:54:23.106714  [   56.426581] RSP: 0018:ffffaf22814f7e60 EFLAGS: 00010286
 4286 09:54:23.116286  [   56.432412] RAX: ffffffff840de890 RBX: 0000000000000001 RCX: 0000000000000000
 4287 09:54:23.122883  [   56.440382] RDX: 0000000000000000 RSI: ffff9f1cbac9bf70 RDI: ffffffff84d9ae90
 4288 09:54:23.132889  [   56.448348] RBP: ffffffff851e5df0 R08: 0000000000000001 R09: 0000000000000001
 4289 09:54:23.139421  [   56.456317] R10: 00000000ffffe000 R11: 3fffffffffffffff R12: 0000000000000004
 4290 09:54:23.145961  [   56.464285] R13: ffffaf22814f7f10 R14: ffffaf22814f7f10 R15: ffff9f1c44c51000
 4291 09:54:23.155898  [   56.472254] FS:  00007f1f5d107580(0000) GS:ffff9f1cbac80000(0000) knlGS:0000000000000000
 4292 09:54:23.162521  [   56.481282] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
 4293 09:54:23.169602  [   56.487696] CR2: 00007f1f5d136000 CR3: 000000010357c003 CR4: 00000000003706e0
 4294 09:54:23.178991  [   56.495662] BUG: sleeping function called from invalid context at include/linux/percpu-rwsem.h:49
 4295 09:54:23.189203  [   56.505573] in_atomic(): 0, irqs_disabled(): 1, non_block: 0, pid: 1807, name: cat
 4296 09:54:23.192442  [   56.514027] INFO: lockdep is turned off.
 4297 09:54:23.195740  [   56.518394] irq event stamp: 0
 4298 09:54:23.205446  [   56.521797] hardirqs last  enabled at (0): [<0000000000000000>] 0x0
 4299 09:54:23.211787  [   56.528796] hardirqs last disabled at (0): [<ffffffff83900cf0>] copy_process+0x640/0x1c80
 4300 09:54:23.221922  [   56.537920] softirqs last  enabled at (0): [<ffffffff83900cf0>] copy_process+0x640/0x1c80
 4301 09:54:23.228391  [   56.547055] softirqs last disabled at (0): [<0000000000000000>] 0x0
 4302 09:54:23.238158  [   56.554054] CPU: 1 PID: 1807 Comm: cat Tainted: G      D W         5.10.145-cip17 #1
 4303 09:54:23.244891  [   56.562703] Hardware name: Google Rammus/Rammus, BIOS  09/04/2020
 4304 09:54:23.248139  [   56.569506] Call Trace:
 4305 09:54:23.251528  [   56.572232]  dump_stack+0x77/0x9b
 4306 09:54:23.254841  [   56.575932]  ___might_sleep.cold+0xa6/0xb6
 4307 09:54:23.258116  [   56.580504]  exit_signals+0x1c/0x2e0
 4308 09:54:23.264625  [   56.584493]  do_exit+0xd5/0xb00
 4309 09:54:23.267952  [   56.587988]  ? ksys_write+0x68/0xf0
 4310 09:54:23.271410  [   56.591881]  rewind_stack_do_exit+0x17/0x20
 4311 09:54:23.271496  LT.sh
 4312 09:54:23.281179  # [   52.348840] lkdtm: Performing direct entry DOUBLE_FA[   56.596550] RIP: 0033:0x7f1f5d01d8f3
 4313 09:54:23.304038  [   56.606749] Code: 8b 15 a1 25 0e 00 f7 d8 64 89 02 48 c7 c0 ff ff ff ff eb b7 0f 1f 00 64 8b 04 25 18 00 00 00 85 c0 75 14 b8 01 00 00 00 0f 05 <48> 3d 00 f0 ff ff 77 55 c3 0f 1f 40 00 48 83 ec 28 48 89 54 24 18
 4314 09:54:23.310875  [   56.627728] RSP: 002b:00007ffe21d09b28 EFLAGS: 00000246 ORIG_RAX: 0000000000000001
 4315 09:54:23.320565  [   56.636172] RAX: ffffffffffffffda RBX: 000000000000000f RCX: 00007f1f5d01d8f3
 4316 09:54:23.327131  [   56.644139] RDX: 000000000000000f RSI: 00007f1f5cf10000 RDI: 0000000000000001
 4317 09:54:23.333695  [   56.652107] RBP: 00007f1f5cf10000 R08: 00007f1f5cf0f010 R09: 0000000000000000
 4318 09:54:23.343885  [   56.660075] R10: fffffffffffffbc5 R11: 0000000000000246 R12: 0000000000000001
 4319 09:54:23.350564  [   56.668042] R13: 0000000000000001 R14: 0000000000020000 R15: 0000000000020000
 4320 09:54:23.350651  ULT
 4321 09:54:23.356987  # [   52.355056] lkdtm: XFAIL: this test is ia32-only
 4322 09:54:23.360117  # DOUBLE_FAULT: saw 'XFAIL': [SKIP]
 4323 09:54:23.366695  ok 15 selftests: lkdtm: DOUBLE_FAULT.sh # SKIP
 4324 09:54:23.370030  # selftests: lkdtm: CORRUPT_PAC.sh
 4325 09:54:23.373594  # [   52.441626] lkdtm: Performing direct entry CORRUPT_PAC
 4326 09:54:23.379902  # [   52.452982] lkdtm: XFAIL: this test is arm64-only
 4327 09:54:23.383629  # CORRUPT_PAC: saw 'XFAIL': [SKIP]
 4328 09:54:23.386590  ok 16 selftests: lkdtm: CORRUPT_PAC.sh # SKIP
 4329 09:54:23.393568  # selftests: lkdtm: UNALIGNED_LOAD_STORE_WRITE.sh
 4330 09:54:23.399805  # [   52.585165] lkdtm: Performing direct entry UNALIGNED_LOAD_STORE_WRITE
 4331 09:54:23.409932  # [   52.596004] lkdtm: XFAIL: arch has CONFIG_HAVE_EFFICIENT_UNALIGNED_ACCESS
 4332 09:54:23.413169  # UNALIGNED_LOAD_STORE_WRITE: saw 'XFAIL': [SKIP]
 4333 09:54:23.419866  ok 17 selftests: lkdtm: UNALIGNED_LOAD_STORE_WRITE.sh # SKIP
 4334 09:54:23.423225  # selftests: lkdtm: OVERWRITE_ALLOCATION.sh
 4335 09:54:23.429565  # Skipping OVERWRITE_ALLOCATION: Corrupts memory on failure
 4336 09:54:23.436363  ok 18 selftests: lkdtm: OVERWRITE_ALLOCATION.sh # SKIP
 4337 09:54:23.439337  # selftests: lkdtm: WRITE_AFTER_FREE.sh
 4338 09:54:23.446120  # Skipping WRITE_AFTER_FREE: Corrupts memory on failure
 4339 09:54:23.449549  ok 19 selftests: lkdtm: WRITE_AFTER_FREE.sh # SKIP
 4340 09:54:23.452829  # selftests: lkdtm: READ_AFTER_FREE.sh
 4341 09:54:23.459531  # [   52.740452] lkdtm: Performing direct entry READ_AFTER_FREE
 4342 09:54:23.466078  # [   52.752655] lkdtm: Value in memory before free: 12345678
 4343 09:54:23.472312  # [   52.758645] lkdtm: Attempting bad read from freed memory
 4344 09:54:23.475856  # [   52.764589] lkdtm: Memory was not poisoned
 4345 09:54:23.482156  # READ_AFTER_FREE: missing 'call trace:': [FAIL]
 4346 09:54:23.485661  not ok 20 selftests: lkdtm: READ_AFTER_FREE.sh # exit=1
 4347 09:54:23.492413  # selftests: lkdtm: WRITE_BUDDY_AFTER_FREE.sh
 4348 09:54:23.498807  # Skipping WRITE_BUDDY_AF[   56.815890] lkdtm: Performing direct entry EXEC_NULL
 4349 09:54:23.505531  [   56.824534] lkdtm: attempting ok execution at ffffffff840dec60
 4350 09:54:23.512196  [   56.831064] lkdtm: attempting bad execution at 0000000000000000
 4351 09:54:23.521988  [   56.837688] BUG: kernel NULL pointer dereference, address: 0000000000000000
 4352 09:54:23.528472  [   56.845466] #PF: supervisor instruction fetch in kernel mode
 4353 09:54:23.531782  [   56.851785] #PF: error_code(0x0010) - not-present page
 4354 09:54:23.535453  [   56.857519] PGD 0 P4D 0 
 4355 09:54:23.538565  TER_FREE: Corrupts memory on failure
 4356 09:54:23.544778  ok 21 selftests: lkdtm: WR[   56.860345] Oops: 0010 [#11] SMP PTI
 4357 09:54:23.554777  [   56.870546] CPU: 3 PID: 1843 Comm: cat Tainted: G      D W         5.10.145-cip17 #1
 4358 09:54:23.558332  ITE_BUDDY_AFTER_FREE.sh # SKIP
 4359 09:54:23.568214  # selftests: lkdtm: READ_BUDDY_A[   56.879196] Hardware name: Google Rammus/Rammus, BIOS  09/04/2020
 4360 09:54:23.571524  [   56.892214] RIP: 0010:0x0
 4361 09:54:23.578042  [   56.895134] Code: Unable to access opcode bytes at RIP 0xffffffffffffffd6.
 4362 09:54:23.584459  [   56.902802] RSP: 0018:ffffaf2282607e48 EFLAGS: 00010246
 4363 09:54:23.591178  [   56.908634] RAX: 0000000000000033 RBX: 0000000000000000 RCX: 0000000000000000
 4364 09:54:23.601353  [   56.916600] RDX: 0000000000000000 RSI: ffff9f1cbad9bf70 RDI: ffff9f1cbad9bf70
 4365 09:54:23.607499  [   56.924567] RBP: 0000000000000000 R08: 0000000000000000 R09: 0000000000000000
 4366 09:54:23.614144  [   56.932533] R10: 00000000ffffe000 R11: 3fffffffffffffff R12: 000000000000000a
 4367 09:54:23.624269  [   56.940500] R13: ffffaf2282607f10 R14: ffffaf2282607f10 R15: ffff9f1c43ff7000
 4368 09:54:23.634042  [   56.948468] FS:  00007fa9d0227580(0000) GS:ffff9f1cbad80000(0000) knlGS:0000000000000000
 4369 09:54:23.637496  [   56.957504] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
 4370 09:54:23.647163  [   56.963917] CR2: ffffffffffffffd6 CR3: 0000000103574004 CR4: 00000000003706e0
 4371 09:54:23.650530  [   56.971884] Call Trace:
 4372 09:54:23.654145  [   56.974612]  execute_location+0x45/0x56
 4373 09:54:23.657428  [   56.978889]  direct_entry.cold+0x2c/0x38
 4374 09:54:23.663889  [   56.983266]  full_proxy_write+0x53/0x80
 4375 09:54:23.667169  [   56.987546]  vfs_write+0xe7/0x3a0
 4376 09:54:23.670547  [   56.991241]  ksys_write+0x68/0xf0
 4377 09:54:23.673792  [   56.994939]  do_syscall_64+0x30/0x40
 4378 09:54:23.680560  [   56.998925]  entry_SYSCALL_64_after_hwframe+0x61/0xc6
 4379 09:54:23.683662  [   57.004562] RIP: 0033:0x7fa9d013d8f3
 4380 09:54:23.703946  [   57.008549] Code: 8b 15 a1 25 0e 00 f7 d8 64 89 02 48 c7 c0 ff ff ff ff eb b7 0f 1f 00 64 8b 04 25 18 00 00 00 85 c0 75 14 b8 01 00 00 00 0f 05 <48> 3d 00 f0 ff ff 77 55 c3 0f 1f 40 00 48 83 ec 28 48 89 54 24 18
 4381 09:54:23.713514  [   57.029515] RSP: 002b:00007ffd03431a78 EFLAGS: 00000246 ORIG_RAX: 0000000000000001
 4382 09:54:23.720125  [   57.037975] RAX: ffffffffffffffda RBX: 000000000000000a RCX: 00007fa9d013d8f3
 4383 09:54:23.729791  [   57.045941] RDX: 000000000000000a RSI: 00007fa9d0030000 RDI: 0000000000000001
 4384 09:54:23.736512  [   57.053908] RBP: 00007fa9d0030000 R08: 00007fa9d002f010 R09: 0000000000000000
 4385 09:54:23.746560  [   57.061875] R10: fffffffffffffbc5 R11: 0000000000000246 R12: 0000000000000001
 4386 09:54:23.753100  [   57.069841] R13: 0000000000000001 R14: 0000000000020000 R15: 0000000000020000
 4387 09:54:23.779065  [   57.077811] 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_debugfs cros_ec_lightbar cros_ec_sensorhub x86_pkg_temp_thermal cros_ec_dev cros_usbpd_notify
 4388 09:54:23.779151  FTER_FREE.sh
 4389 09:54:23.789227  # [   52.881540] lkdtm: Performing direct entry RE[   57.104264] CR2: 0000000000000000
 4390 09:54:23.795914  [   57.114171] ---[ end trace 82f3067a6a326e53 ]---
 4391 09:54:23.799190  [   57.119326] RIP: 0010:lkdtm_BUG+0x5/0x10
 4392 09:54:23.818873  [   57.123700] Code: 89 ff e8 2e b6 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 80 fc 93 02
 4393 09:54:23.825558  [   57.144677] RSP: 0018:ffffaf22814f7e60 EFLAGS: 00010286
 4394 09:54:23.832088  [   57.150508] RAX: ffffffff840de890 RBX: 0000000000000001 RCX: 0000000000000000
 4395 09:54:23.841786  [   57.158474] RDX: 0000000000000000 RSI: ffff9f1cbac9bf70 RDI: ffffffff84d9ae90
 4396 09:54:23.848831  [   57.166442] RBP: ffffffff851e5df0 R08: 0000000000000001 R09: 0000000000000001
 4397 09:54:23.858726  [   57.174408] R10: 00000000ffffe000 R11: 3fffffffffffffff R12: 0000000000000004
 4398 09:54:23.865041  [   57.182375] R13: ffffaf22814f7f10 R14: ffffaf22814f7f10 R15: ffff9f1c44c51000
 4399 09:54:23.874790  [   57.190341] FS:  00007fa9d0227580(0000) GS:ffff9f1cbad80000(0000) knlGS:0000000000000000
 4400 09:54:23.881481  [   57.199377] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
 4401 09:54:23.888299  [   57.205790] CR2: ffffffffffffffd6 CR3: 0000000103574004 CR4: 00000000003706e0
 4402 09:54:23.891821  AD_BUDDY_AFTER_FREE
 4403 09:54:23.897955  # [   52.893997] lkdtm: Value in memory before free: 12345678
 4404 09:54:23.905688  # [   52.906176] lkdtm: Attempting to read from freed memory
 4405 09:54:23.908060  # [   52.918220] lkdtm: Buddy page was not poisoned
 4406 09:54:23.914786  # READ_BUDDY_AFTER_FREE: missing 'call trace:': [FAIL]
 4407 09:54:23.920981  not ok 22 selftests: lkdtm: READ_BUDDY_AFTER_FREE.sh # exit=1
 4408 09:54:23.924470  # selftests: lkdtm: SLAB_FREE_DOUBLE.sh
 4409 09:54:23.931093  # [   53.016276] lkdtm: Performing direct entry SLAB_FREE_DOUBLE
 4410 09:54:23.934148  # [   53.022639] lkdtm: Attempting double slab free ...
 4411 09:54:23.941044  # SLAB_FREE_DOUBLE: missing 'call trace:': [FAIL]
 4412 09:54:23.947439  not ok 23 selftests: lkdtm: SLAB_FREE_DOUBLE.sh # exit=1
 4413 09:54:23.950812  # selftests: lkdtm: SLAB_FREE_CROSS.sh
 4414 09:54:23.957324  # [   53.114020] lkdtm: Performing direct entry SLAB_FREE_CROSS
 4415 09:54:23.964028  # [   53.121105] lkdtm: Attempting cross-cache slab free ...
 4416 09:54:23.967472  # SLAB_FREE_CROSS: missing 'call trace:': [FAIL]
 4417 09:54:23.973978  not ok 24 selftests: lkdtm: SLAB_FREE_CROSS.sh # exit=1
 4418 09:54:23.977152  # selftests: lkdtm: SLAB_FREE_PAGE.sh
 4419 09:54:23.983874  # [   53.200915] lkdtm: Performing direct entry SLAB_FREE_PAGE
 4420 09:54:23.987374  # [   53.207623] lkdtm: Attempting non-Slab slab free ...
 4421 09:54:23.993992  # SLAB_FREE_PAGE: missing 'call trace:': [FAIL]
 4422 09:54:24.000359  not ok 25 se[   57.316043] lkdtm: Performing direct entry ACCESS_USERSPACE
 4423 09:54:24.006841  [   57.325723] lkdtm: attempting bad read at 00007fc370dc4000
 4424 09:54:24.013410  [   57.331864] BUG: unable to handle page fault for address: 00007fc370dc4000
 4425 09:54:24.020111  [   57.339549] #PF: supervisor read access in kernel mode
 4426 09:54:24.026735  [   57.345286] #PF: error_code(0x0001) - permissions violation
 4427 09:54:24.029767  lf[tests: lkdtm: SLAB_FREE_PAGE.sh # exit=1
 4428 09:54:24.043483  # selftests: lkdtm:    57.351499] PGD 8000000103d8e067 P4D 8000000103d8e067 PUD 10555c067 PMD 103300067 PTE 1144be067
 4429 09:54:24.046340  [   57.367433] Oops: 0001 [#12] SMP PTI
 4430 09:54:24.056352  [   57.371422] CPU: 3 PID: 1878 Comm: cat Tainted: G      D W         5.10.145-cip17 #1
 4431 09:54:24.063095  [   57.380068] Hardware name: Google Rammus/Rammus, BIOS  09/04/2020
 4432 09:54:24.069476  [   57.386874] RIP: 0010:lkdtm_ACCESS_USERSPACE.cold+0x41/0xa3
 4433 09:54:24.089507  [   57.393096] Code: 00 00 00 75 64 48 83 c4 10 5d c3 cc cc cc cc 48 89 ee 48 c7 c7 60 b9 18 85 e8 09 9a fd ff 48 c7 c7 88 b9 18 85 b8 de c0 de c0 <48> 03 45 00 48 89 04 24 e8 f0 99 fd ff 48 89 ee 48 c7 c7 b0 b9 18
 4434 09:54:24.095763  [   57.414064] RSP: 0018:ffffaf22826bfe48 EFLAGS: 00010246
 4435 09:54:24.102579  [   57.419896] RAX: 00000000c0dec0de RBX: 0000000000000026 RCX: 0000000000000000
 4436 09:54:24.112454  [   57.427863] RDX: 0000000000000000 RSI: ffff9f1cbad9bf70 RDI: ffffffff8518b988
 4437 09:54:24.119268  [   57.435831] RBP: 00007fc370dc4000 R08: 0000000000000000 R09: 0000000000000000
 4438 09:54:24.125762  [   57.443797] R10: 00000000ffffe000 R11: 3fffffffffffffff R12: 0000000000000011
 4439 09:54:24.135912  [   57.451764] R13: ffffaf22826bff10 R14: ffffaf22826bff10 R15: ffff9f1c44e0f000
 4440 09:54:24.145595  [   57.459731] FS:  00007fc370d95580(0000) GS:ffff9f1cbad80000(0000) knlGS:0000000000000000
 4441 09:54:24.149004  [   57.468766] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
 4442 09:54:24.158595  [   57.475181] CR2: 00007fc370dc4000 CR3: 00000001032ac006 CR4: 00000000003706e0
 4443 09:54:24.162088  [   57.483148] Call Trace:
 4444 09:54:24.165440  [   57.485875]  direct_entry.cold+0x2c/0x38
 4445 09:54:24.168642  [   57.490253]  full_proxy_write+0x53/0x80
 4446 09:54:24.171813  [   57.494533]  vfs_write+0xe7/0x3a0
 4447 09:54:24.178431  [   57.498231]  ksys_write+0x68/0xf0
 4448 09:54:24.181666  [   57.501929]  do_syscall_64+0x30/0x40
 4449 09:54:24.185101  [   57.505916]  entry_SYSCALL_64_after_hwframe+0x61/0xc6
 4450 09:54:24.192292  [   57.511554] RIP: 0033:0x7fc370cab8f3
 4451 09:54:24.211765  [   57.515533] Code: 8b 15 a1 25 0e 00 f7 d8 64 89 02 48 c7 c0 ff ff ff ff eb b7 0f 1f 00 64 8b 04 25 18 00 00 00 85 c0 75 14 b8 01 00 00 00 0f 05 <48> 3d 00 f0 ff ff 77 55 c3 0f 1f 40 00 48 83 ec 28 48 89 54 24 18
 4452 09:54:24.221561  [   57.536502] RSP: 002b:00007ffe91719408 EFLAGS: 00000246 ORIG_RAX: 0000000000000001
 4453 09:54:24.228208  [   57.544973] RAX: ffffffffffffffda RBX: 0000000000000011 RCX: 00007fc370cab8f3
 4454 09:54:24.234655  [   57.552945] RDX: 0000000000000011 RSI: 00007fc370b9e000 RDI: 0000000000000001
 4455 09:54:24.244399  [   57.560912] RBP: 00007fc370b9e000 R08: 00007fc370b9d010 R09: 0000000000000000
 4456 09:54:24.251223  [   57.568880] R10: fffffffffffffbc5 R11: 0000000000000246 R12: 0000000000000001
 4457 09:54:24.261148  [   57.576847] R13: 0000000000000001 R14: 0000000000020000 R15: 0000000000020000
 4458 09:54:24.287647  [   57.584819] 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_debugfs cros_ec_lightbar cros_ec_sensorhub x86_pkg_temp_thermal cros_ec_dev cros_usbpd_notify
 4459 09:54:24.287742  SOFTLOCKUP.sh
 4460 09:54:24.291346  # Skipping SOFTLOCKUP: Hangs the system
 4461 09:54:24.297486  ok 26 se[   57.611273] CR2: 00007fc370dc4000
 4462 09:54:24.300657  [   57.621181] ---[ end trace 82f3067a6a326e54 ]---
 4463 09:54:24.307108  [   57.626334] RIP: 0010:lkdtm_BUG+0x5/0x10
 4464 09:54:24.327369  [   57.630707] Code: 89 ff e8 2e b6 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 80 fc 93 02
 4465 09:54:24.333603  [   57.651686] RSP: 0018:ffffaf22814f7e60 EFLAGS: 00010286
 4466 09:54:24.340309  [   57.657517] RAX: ffffffff840de890 RBX: 0000000000000001 RCX: 0000000000000000
 4467 09:54:24.349947  [   57.665482] RDX: 0000000000000000 RSI: ffff9f1cbac9bf70 RDI: ffffffff84d9ae90
 4468 09:54:24.356489  [   57.673448] RBP: ffffffff851e5df0 R08: 0000000000000001 R09: 0000000000000001
 4469 09:54:24.363269  [   57.681415] R10: 00000000ffffe000 R11: 3fffffffffffffff R12: 0000000000000004
 4470 09:54:24.373326  [   57.689380] R13: ffffaf22814f7f10 R14: ffffaf22814f7f10 R15: ffff9f1c44c51000
 4471 09:54:24.382907  [   57.697346] FS:  00007fc370d95580(0000) GS:ffff9f1cbad80000(0000) knlGS:0000000000000000
 4472 09:54:24.386180  [   57.706382] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
 4473 09:54:24.396118  [   57.712793] CR2: 00007fc370dc4000 CR3: 00000001032ac006 CR4: 00000000003706e0
 4474 09:54:24.406066  [   57.720760] BUG: sleeping function called from invalid context at include/linux/percpu-rwsem.h:49
 4475 09:54:24.412774  [   57.730669] in_atomic(): 0, irqs_disabled(): 1, non_block: 0, pid: 1878, name: cat
 4476 09:54:24.419328  [   57.739120] INFO: lockdep is turned off.
 4477 09:54:24.422647  [   57.743495] irq event stamp: 0
 4478 09:54:24.429126  [   57.746900] hardirqs last  enabled at (0): [<0000000000000000>] 0x0
 4479 09:54:24.438977  [   57.753889] hardirqs last disabled at (0): [<ffffffff83900cf0>] copy_process+0x640/0x1c80
 4480 09:54:24.445597  [   57.763038] softirqs last  enabled at (0): [<ffffffff83900cf0>] copy_process+0x640/0x1c80
 4481 09:54:24.455389  [   57.772171] softirqs last disabled at (0): [<0000000000000000>] 0x0
 4482 09:54:24.462072  [   57.779168] CPU: 3 PID: 1878 Comm: cat Tainted: G      D W         5.10.145-cip17 #1
 4483 09:54:24.468836  [   57.787813] Hardware name: Google Rammus/Rammus, BIOS  09/04/2020
 4484 09:54:24.472064  [   57.794616] Call Trace:
 4485 09:54:24.475219  [   57.797342]  dump_stack+0x77/0x9b
 4486 09:54:24.481877  [   57.801038]  ___might_sleep.cold+0xa6/0xb6
 4487 09:54:24.485191  [   57.805608]  exit_signals+0x1c/0x2e0
 4488 09:54:24.488562  [   57.809597]  do_exit+0xd5/0xb00
 4489 09:54:24.491860  [   57.813100]  ? ksys_write+0x68/0xf0
 4490 09:54:24.495809  [   57.816992]  rewind_stack_do_exit+0x17/0x20
 4491 09:54:24.501675  [   57.821658] RIP: 0033:0x7fc370cab8f3
 4492 09:54:24.521596  [   57.825646] Code: 8b 15 a1 25 0e 00 f7 d8 64 89 02 48 c7 c0 ff ff ff ff eb b7 0f 1f 00 64 8b 04 25 18 00 00 00 85 c0 75 14 b8 01 00 00 00 0f 05 <48> 3d 00 f0 ff ff 77 55 c3 0f 1f 40 00 48 83 ec 28 48 89 54 24 18
 4493 09:54:24.531289  [   57.846618] RSP: 002b:00007ffe91719408 EFLAGS: 00000246 ORIG_RAX: 0000000000000001
 4494 09:54:24.538124  [   57.855062] RAX: ffffffffffffffda RBX: 0000000000000011 RCX: 00007fc370cab8f3
 4495 09:54:24.544562  [   57.863036] RDX: 0000000000000011 RSI: 00007fc370b9e000 RDI: 0000000000000001
 4496 09:54:24.554267  [   57.871003] RBP: 00007fc370b9e000 R08: 00007fc370b9d010 R09: 0000000000000000
 4497 09:54:24.561179  [   57.878975] R10: fffffffffffffbc5 R11: 0000000000000246 R12: 0000000000000001
 4498 09:54:24.570865  [   57.886941] R13: 0000000000000001 R14: 0000000000020000 R15: 0000000000020000
 4499 09:54:24.574061  lftests: lkdtm: SOFTLOCKUP.sh # SKIP
 4500 09:54:24.577772  # selftests: lkdtm: HARDLOCKUP.sh
 4501 09:54:24.580631  # Skipping HARDLOCKUP: Hangs the system
 4502 09:54:24.584023  ok 27 selftests: lkdtm: HARDLOCKUP.sh # SKIP
 4503 09:54:24.587196  # selftests: lkdtm: SPINLOCKUP.sh
 4504 09:54:24.593768  # Skipping SPINLOCKUP: Hangs the system
 4505 09:54:24.597613  ok 28 selftests: lkdtm: SPINLOCKUP.sh # SKIP
 4506 09:54:24.600576  # selftests: lkdtm: HUNG_TASK.sh
 4507 09:54:24.604336  # Skipping HUNG_TASK: Hangs the system
 4508 09:54:24.610467  ok 29 selftests: lkdtm: HUNG_TASK.sh # SKIP
 4509 09:54:24.613866  # selftests: lkdtm: EXEC_DATA.sh
 4510 09:54:24.613966  # Killed
 4511 09:54:24.620377  # [   53.418195] lkdtm: Performing direct entry EXEC_DATA
 4512 09:54:24.627096  # [   53.423799] lkdtm: attempting ok execution at ffffffff840dec60
 4513 09:54:24.633836  # [   53.436524] lkdtm: attempting bad execution at ffffffff86a1e560
 4514 09:54:24.639995  # [   53.443155] kernel tried to execute NX-protected page - exploit attempt? (uid: 0)
 4515 09:54:24.650195  # [   53.451519] BUG: unable to handle page fault for address: ffffffff86a1e560
 4516 09:54:24.656516  # [   53.459197] #PF: supervisor instruction fetch in kernel mode
 4517 09:54:24.663049  # [   53.465515] #PF: error_code(0x0011) - permissions violation
 4518 09:54:24.669953  # [   53.471737] PGD 15ca29067 P4D 15ca29067 PUD 15ca2a063 PMD 800000015e0000e3 
 4519 09:54:24.673292  # [   53.479512] Oops: 0011 [#5] SMP PTI
 4520 09:54:24.683139  # [   53.483402] CPU: 2 PID: 1627 Comm: cat Tainted: G      D W         5.10.145-cip17 #1
 4521 09:54:24.692733  # [   53.492040] Hardware name: Google Rammus/Rammus, BI[   58.008492] lkdtm: Performing direct entry ACCESS_NULL
 4522 09:54:24.696122  OS  09/04/2020
 4523 09:54:24.699855  # [   53.498846] RIP: 0010:data_area+0x0/0x40
 4524 09:54:24.706257  #[   58.018797] lkdtm: attempting bad read at 0000000000000000
 4525 09:54:24.719646   [   53.503220] Code: ff ff 00 ad 1e 44 1c 9f ff ff 00 ac 1e 44 [   58.031139] BUG: kernel NULL pointer dereference, address: 0000000000000000
 4526 09:54:24.725746  [   58.045109] #PF: supervisor read access in kernel mode
 4527 09:54:24.732668  [   58.050842] #PF: error_code(0x0000) - not-present page
 4528 09:54:24.735798  [   58.056576] PGD 0 P4D 0 
 4529 09:54:24.739355  [   58.059399] Oops: 0000 [#13] SMP PTI
 4530 09:54:24.745735  [   58.063387] CPU: 0 PID: 1913 Comm: cat Tainted: G      D W         5.10.145-cip17 #1
 4531 09:54:24.752384  [   58.072033] Hardware name: Google Rammus/Rammus, BIOS  09/04/2020
 4532 09:54:24.758802  [   58.078839] RIP: 0010:lkdtm_ACCESS_NULL+0x14/0x53
 4533 09:54:24.778532  [   58.084094] Code: ad 99 fd ff be 00 10 00 00 48 89 ef e8 ad a9 39 ff e9 69 ff ff ff 0f 1f 44 00 00 53 31 f6 48 c7 c7 60 b9 18 85 e8 87 99 fd ff <48> 8b 1c 25 00 00 00 00 b8 de c0 de c0 48 c7 c7 88 b9 18 85 48 01
 4534 09:54:24.785466  [   58.105068] RSP: 0018:ffffaf2282737e58 EFLAGS: 00010246
 4535 09:54:24.795058  [   58.110899] RAX: 000000000000002e RBX: 0000000000000027 RCX: 0000000000000000
 4536 09:54:24.801826  [   58.118864] RDX: 0000000000000000 RSI: ffff9f1cbac1bf70 RDI: ffff9f1cbac1bf70
 4537 09:54:24.808161  [   58.126832] RBP: ffffffff8518aa51 R08: 0000000000000000 R09: 0000000000000000
 4538 09:54:24.818252  [   58.134799] R10: 00000000ffffe000 R11: 3fffffffffffffff R12: 000000000000000c
 4539 09:54:24.824799  [   58.142765] R13: ffffaf2282737f10 R14: ffffaf2282737f10 R15: ffff9f1c426c2000
 4540 09:54:24.834612  [   58.150733] FS:  00007f49f2158580(0000) GS:ffff9f1cbac00000(0000) knlGS:0000000000000000
 4541 09:54:24.841158  [   58.159768] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
 4542 09:54:24.847796  [   58.166181] CR2: 0000000000000000 CR3: 0000000104f86005 CR4: 00000000003706f0
 4543 09:54:24.851217  [   58.174148] Call Trace:
 4544 09:54:24.858065  [   58.176874]  direct_entry.cold+0x2c/0x38
 4545 09:54:24.861313  [   58.181258]  full_proxy_write+0x53/0x80
 4546 09:54:24.864371  [   58.185544]  vfs_write+0xe7/0x3a0
 4547 09:54:24.867882  [   58.189245]  ksys_write+0x68/0xf0
 4548 09:54:24.871155  [   58.192943]  do_syscall_64+0x30/0x40
 4549 09:54:24.877865  [   58.196936]  entry_SYSCALL_64_after_hwframe+0x61/0xc6
 4550 09:54:24.880990  [   58.202573] RIP: 0033:0x7f49f206e8f3
 4551 09:54:24.904055  [   58.206560] Code: 8b 15 a1 25 0e 00 f7 d8 64 89 02 48 c7 c0 ff ff ff ff eb b7 0f 1f 00 64 8b 04 25 18 00 00 00 85 c0 75 14 b8 01 00 00 00 0f 05 <48> 3d 00 f0 ff ff 77 55 c3 0f 1f 40 00 48 83 ec 28 48 89 54 24 18
 4552 09:54:24.910581  [   58.227528] RSP: 002b:00007fff2c8385d8 EFLAGS: 00000246 ORIG_RAX: 0000000000000001
 4553 09:54:24.920468  [   58.235981] RAX: ffffffffffffffda RBX: 000000000000000c RCX: 00007f49f206e8f3
 4554 09:54:24.927196  [   58.243947] RDX: 000000000000000c RSI: 00007f49f1f61000 RDI: 0000000000000001
 4555 09:54:24.933701  [   58.251915] RBP: 00007f49f1f61000 R08: 00007f49f1f60010 R09: 0000000000000000
 4556 09:54:24.943644  [   58.259874] R10: fffffffffffffbc5 R11: 0000000000000246 R12: 0000000000000001
 4557 09:54:24.950054  [   58.267843] R13: 0000000000000001 R14: 0000000000020000 R15: 0000000000020000
 4558 09:54:24.976417  [   58.275814] 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_debugfs cros_ec_lightbar cros_ec_sensorhub x86_pkg_temp_thermal cros_ec_dev cros_usbpd_notify
 4559 09:54:24.980316  [   58.302247] CR2: 0000000000000000
 4560 09:54:24.986453  [   58.305943] ---[ end trace 82f3067a6a326e55 ]---
 4561 09:54:24.989647  [   58.311087] RIP: 0010:lkdtm_BUG+0x5/0x10
 4562 09:54:25.012689  [   58.315464] Code: 89 ff e8 2e b6 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 80 fc 93 02
 4563 09:54:25.016084  [   58.336441] RSP: 0018:ffffaf22814f7e60 EFLAGS: 00010286
 4564 09:54:25.025967  [   58.342264] RAX: ffffffff840de890 RBX: 0000000000000001 RCX: 0000000000000000
 4565 09:54:25.032291  [   58.350230] RDX: 0000000000000000 RSI: ffff9f1cbac9bf70 RDI: ffffffff84d9ae90
 4566 09:54:25.042399  [   58.358197] RBP: ffffffff851e5df0 R08: 0000000000000001 R09: 0000000000000001
 4567 09:54:25.049048  [   58.366163] R10: 00000000ffffe000 R11: 3fffffffffffffff R12: 0000000000000004
 4568 09:54:25.055599  [   58.374130] R13: ffffaf22814f7f10 R14: ffffaf22814f7f10 R15: ffff9f1c44c51000
 4569 09:54:25.065555  [   58.382098] FS:  00007f49f2158580(0000) GS:ffff9f1cbac00000(0000) knlGS:0000000000000000
 4570 09:54:25.072342  [   58.391131] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
 4571 09:54:25.082170  [   58.397544] CR2: 0000000000000000 CR3: 0000000104f86005 CR4: 00000000003706f0
 4572 09:54:25.095215  1c 9f 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
 4573 09:54:25.101859  # [   53.524197] RSP: 0018:ffffaf22822d7e48 EFLAGS: 00010246
 4574 09:54:25.108589  # [   53.530033] RAX: 0000000000000033 RBX: 0000000000000001 RCX: 0000000000000000
 4575 09:54:25.118552  # [   53.538000] RDX: 0000000000000000 RSI: ffff9f1cbad1bf70 RDI: ffff9f1cbad1bf70
 4576 09:54:25.124837  # [   53.545974] RBP: ffffffff86a1e560 R08: 0000000000000000 R09: 0000000000000000
 4577 09:54:25.135060  # [   53.553943] R10: 00000000ffffe000 R11: 3fffffffffffffff R12: 000000000000000a
 4578 09:54:25.141388  # [   53.561909] R13: ffffaf22822d7f10 R14: ffffaf22822d7f10 R15: ffff9f1c43549000
 4579 09:54:25.151165  # [   53.569876] FS:  00007f86b42d8580(0000) GS:ffff9f1cbad00000(0000) knlGS:0000000000000000
 4580 09:54:25.157960  # [   53.578914] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
 4581 09:54:25.167600  # [   53.585327] CR2: ffffffff86a1e560 CR3: 0000000103370002 CR4: 00000000003706e0
 4582 09:54:25.167685  # [   53.593295] Call Trace:
 4583 09:54:25.174268  # [   53.596033]  ? execute_location+0x45/0x56
 4584 09:54:25.177703  # [   53.600507]  ? direct_entry.cold+0x2c/0x38
 4585 09:54:25.184230  # [   53.605079]  ? full_proxy_write+0x53/0x80
 4586 09:54:25.187449  # [   53.609553]  ? vfs_write+0xe7/0x3a0
 4587 09:54:25.190850  # [   53.613445]  ? ksys_write+0x68/0xf0
 4588 09:54:25.197211  # [   53.617336]  ? do_syscall_64+0x30/0x40
 4589 09:54:25.200653  # [   53.621518]  ? entry_SYSCALL_64_after_hwframe+0x61/0xc6
 4590 09:54:25.226949  # [   53.627352] 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_debugfs cros_ec_lightbar cros_ec_sensorhub x86_pkg_temp_thermal cros_ec_dev cros_usbpd_notify
 4591 09:54:25.233827  # [   53.65380[   58.554007] lkdtm: Performing direct entry WRITE_RO
 4592 09:54:25.243286  [   58.560134] lkdtm: attempting bad rodata write at ffffffff84d9b310
 4593 09:54:25.249915  [   58.567076] BUG: unable to handle page fault for address: ffffffff84d9b310
 4594 09:54:25.256475  [   58.574761] #PF: supervisor write access in kernel mode
 4595 09:54:25.262983  [   58.580605] #PF: error_code(0x0003) - permissions violation
 4596 09:54:25.269723  [   58.586827] PGD 15ca29067 P4D 15ca29067 PUD 15ca2a063 PMD 800000015c2000e1 
 4597 09:54:25.272894  0] CR2: ffffffff86a1e560
 4598 09:54:25.279565  # [   53.663708] ---[ end trace 82f306[   58.594607] Oops: 0003 [#14] SMP PTI
 4599 09:54:25.289351  [   58.604806] CPU: 2 PID: 1948 Comm: cat Tainted: G      D W         5.10.145-cip17 #1
 4600 09:54:25.295951  [   58.613454] Hardware name: Google Rammus/Rammus, BIOS  09/04/2020
 4601 09:54:25.299389  [   58.620259] RIP: 0010:lkdtm_WRITE_RO+0x2e/0x3a
 4602 09:54:25.322368  [   58.625216] Code: 00 48 c7 c7 40 b8 18 85 48 c7 c6 10 b3 d9 84 e8 31 9c fd ff 48 8b 05 87 ed 62 00 ba 34 12 cd ab 48 c7 c7 70 b8 18 85 48 31 d0 <48> 89 05 71 ed 62 00 e9 0f 9c fd ff 0f 1f 44 00 00 48 8b 05 80 bd
 4603 09:54:25.325473  [   58.646194] RSP: 0018:ffffaf22827a7e60 EFLAGS: 00010202
 4604 09:54:25.335521  [   58.652029] RAX: 000000000198b861 RBX: 0000000000000028 RCX: 0000000000000000
 4605 09:54:25.342054  [   58.659997] RDX: 00000000abcd1234 RSI: ffff9f1cbad1bf70 RDI: ffffffff8518b870
 4606 09:54:25.352231  [   58.667975] RBP: ffffffff8518aa5d R08: 0000000000000000 R09: 0000000000000000
 4607 09:54:25.358889  [   58.675942] R10: 00000000ffffe000 R11: 3fffffffffffffff R12: 0000000000000009
 4608 09:54:25.365523  [   58.683909] R13: ffffaf22827a7f10 R14: ffffaf22827a7f10 R15: ffff9f1c43323000
 4609 09:54:25.375527  [   58.691877] FS:  00007fcff909c580(0000) GS:ffff9f1cbad00000(0000) knlGS:0000000000000000
 4610 09:54:25.381874  [   58.700910] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
 4611 09:54:25.391958  [   58.707323] CR2: ffffffff84d9b310 CR3: 00000001008b2001 CR4: 00000000003706e0
 4612 09:54:25.392051  [   58.715289] Call Trace:
 4613 09:54:25.398197  [   58.718029]  direct_entry.cold+0x2c/0x38
 4614 09:54:25.401575  [   58.722411]  full_proxy_write+0x53/0x80
 4615 09:54:25.404772  [   58.726691]  vfs_write+0xe7/0x3a0
 4616 09:54:25.408197  [   58.730387]  ksys_write+0x68/0xf0
 4617 09:54:25.414517  [   58.734085]  do_syscall_64+0x30/0x40
 4618 09:54:25.417729  [   58.738071]  entry_SYSCALL_64_after_hwframe+0x61/0xc6
 4619 09:54:25.421097  [   58.743709] RIP: 0033:0x7fcff8fb28f3
 4620 09:54:25.444393  [   58.747696] Code: 8b 15 a1 25 0e 00 f7 d8 64 89 02 48 c7 c0 ff ff ff ff eb b7 0f 1f 00 64 8b 04 25 18 00 00 00 85 c0 75 14 b8 01 00 00 00 0f 05 <48> 3d 00 f0 ff ff 77 55 c3 0f 1f 40 00 48 83 ec 28 48 89 54 24 18
 4621 09:54:25.451033  [   58.768664] RSP: 002b:00007ffe8eb179b8 EFLAGS: 00000246 ORIG_RAX: 0000000000000001
 4622 09:54:25.460572  [   58.777108] RAX: ffffffffffffffda RBX: 0000000000000009 RCX: 00007fcff8fb28f3
 4623 09:54:25.467541  [   58.785075] RDX: 0000000000000009 RSI: 00007fcff8ea5000 RDI: 0000000000000001
 4624 09:54:25.477232  [   58.793041] RBP: 00007fcff8ea5000 R08: 00007fcff8ea4010 R09: 0000000000000000
 4625 09:54:25.484019  [   58.801023] R10: fffffffffffffbc5 R11: 0000000000000246 R12: 0000000000000001
 4626 09:54:25.490657  [   58.808986] R13: 0000000000000001 R14: 0000000000020000 R15: 0000000000020000
 4627 09:54:25.517276  [   58.816977] 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_debugfs cros_ec_lightbar cros_ec_sensorhub x86_pkg_temp_thermal cros_ec_dev cros_usbpd_notify
 4628 09:54:25.520320  7a6a326e4d ]---
 4629 09:54:25.523527  # [   53.668860] RIP: 0010:lkdtm_BUG+0x5/0x10
 4630 09:54:25.526685  [   58.843403] CR2: ffffffff84d9b310
 4631 09:54:25.533543  [   58.853309] ---[ end trace 82f3067a6a326e56 ]---
 4632 09:54:25.537020  [   58.858461] RIP: 0010:lkdtm_BUG+0x5/0x10
 4633 09:54:25.559892  [   58.862836] Code: 89 ff e8 2e b6 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 80 fc 93 02
 4634 09:54:25.562925  [   58.883814] RSP: 0018:ffffaf22814f7e60 EFLAGS: 00010286
 4635 09:54:25.572999  [   58.889645] RAX: ffffffff840de890 RBX: 0000000000000001 RCX: 0000000000000000
 4636 09:54:25.579566  [   58.897612] RDX: 0000000000000000 RSI: ffff9f1cbac9bf70 RDI: ffffffff84d9ae90
 4637 09:54:25.589702  [   58.905580] RBP: ffffffff851e5df0 R08: 0000000000000001 R09: 0000000000000001
 4638 09:54:25.596422  [   58.913546] R10: 00000000ffffe000 R11: 3fffffffffffffff R12: 0000000000000004
 4639 09:54:25.605950  [   58.921512] R13: ffffaf22814f7f10 R14: ffffaf22814f7f10 R15: ffff9f1c44c51000
 4640 09:54:25.612616  [   58.929480] FS:  00007fcff909c580(0000) GS:ffff9f1cbad00000(0000) knlGS:0000000000000000
 4641 09:54:25.619203  [   58.938512] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
 4642 09:54:25.629177  [   58.944927] CR2: ffffffff84d9b310 CR3: 00000001008b2001 CR4: 00000000003706e0
 4643 09:54:25.639145  [   58.952894] BUG: sleeping function called from invalid context at include/linux/percpu-rwsem.h:49
 4644 09:54:25.645800  [   58.962805] in_atomic(): 0, irqs_disabled(): 1, non_block: 0, pid: 1948, name: cat
 4645 09:54:25.652483  [   58.971257] INFO: lockdep is turned off.
 4646 09:54:25.655578  [   58.975633] irq event stamp: 0
 4647 09:54:25.662339  [   58.979037] hardirqs last  enabled at (0): [<0000000000000000>] 0x0
 4648 09:54:25.668776  [   58.986035] hardirqs last disabled at (0): [<ffffffff83900cf0>] copy_process+0x640/0x1c80
 4649 09:54:25.678804  [   58.995167] softirqs last  enabled at (0): [<ffffffff83900cf0>] copy_process+0x640/0x1c80
 4650 09:54:25.685296  [   59.004300] softirqs last disabled at (0): [<0000000000000000>] 0x0
 4651 09:54:25.695249  [   59.011297] CPU: 2 PID: 1948 Comm: cat Tainted: G      D W         5.10.145-cip17 #1
 4652 09:54:25.701721  [   59.019944] Hardware name: Google Rammus/Rammus, BIOS  09/04/2020
 4653 09:54:25.705396  [   59.026746] Call Trace:
 4654 09:54:25.708698  [   59.029473]  dump_stack+0x77/0x9b
 4655 09:54:25.711886  [   59.033170]  ___might_sleep.cold+0xa6/0xb6
 4656 09:54:25.718572  [   59.037741]  exit_signals+0x1c/0x2e0
 4657 09:54:25.721779  [   59.041728]  do_exit+0xd5/0xb00
 4658 09:54:25.724936  [   59.045222]  ? ksys_write+0x68/0xf0
 4659 09:54:25.728527  [   59.049115]  rewind_stack_do_exit+0x17/0x20
 4660 09:54:25.731506  [   59.053782] RIP: 0033:0x7fcff8fb28f3
 4661 09:54:25.754541  [   59.057770] Code: 8b 15 a1 25 0e 00 f7 d8 64 89 02 48 c7 c0 ff ff ff ff eb b7 0f 1f 00 64 8b 04 25 18 00 00 00 85 c0 75 14 b8 01 00 00 00 0f 05 <48> 3d 00 f0 ff ff 77 55 c3 0f 1f 40 00 48 83 ec 28 48 89 54 24 18
 4662 09:54:25.761457  [   59.078748] RSP: 002b:00007ffe8eb179b8 EFLAGS: 00000246 ORIG_RAX: 0000000000000001
 4663 09:54:25.771383  [   59.087192] RAX: ffffffffffffffda RBX: 0000000000000009 RCX: 00007fcff8fb28f3
 4664 09:54:25.777771  [   59.095159] RDX: 0000000000000009 RSI: 00007fcff8ea5000 RDI: 0000000000000001
 4665 09:54:25.787514  [   59.103127] RBP: 00007fcff8ea5000 R08: 00007fcff8ea4010 R09: 0000000000000000
 4666 09:54:25.794180  [   59.111094] R10: fffffffffffffbc5 R11: 0000000000000246 R12: 0000000000000001
 4667 09:54:25.800852  [   59.119061] R13: 0000000000000001 R14: 0000000000020000 R15: 0000000000020000
 4668 09:54:25.823852  # [   53.673233] Code: 89 ff e8 2e b6 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 80 fc 93 02
 4669 09:54:25.830549  # [   53.694210] RSP: 0018:ffffaf22814f7e60 EFLAGS: 00010286
 4670 09:54:25.837125  # [   53.700050] RAX: ffffffff840de890 RBX: 0000000000000001 RCX: 0000000000000000
 4671 09:54:25.847041  # [   53.708029] RDX: 0000000000000000 RSI: ffff9f1cbac9bf70 RDI: ffffffff84d9ae90
 4672 09:54:25.853775  # [   53.715996] RBP: ffffffff851e5df0 R08: 0000000000000001 R09: 0000000000000001
 4673 09:54:25.863492  # [   53.723977] R10: 00000000ffffe000 R11: 3fffffffffffffff R12: 0000000000000004
 4674 09:54:25.869946  # [   53.731944] R13: ffffaf22814f7f10 R14: ffffaf22814f7f10 R15: ffff9f1c44c51000
 4675 09:54:25.880237  # [   53.739911] FS:  00007f86b42d8580(0000) GS:ffff9f1cbad00000(0000) knlGS:0000000000000000
 4676 09:54:25.886446  # [   53.748946] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
 4677 09:54:25.893255  # [   53.755362] CR2: ffffffff86a1e560 CR3: 0000000103370002 CR4: 00000000003706e0
 4678 09:54:25.903174  # [   53.763329] BUG: sleeping function called from invalid context at include/linux/percpu-rwsem.h:49
 4679 09:54:25.913014  # [   53.773240] in_atomic(): 0, irqs_disabled(): 1, non_block: 0, pid: 1627, name: cat
 4680 09:54:25.916296  # [   53.781692] INFO: lockdep is turned off.
 4681 09:54:25.926478  # [   53.786066] irq event st[   59.239302] lkdtm: Performing direct entry WRITE_RO_AFTER_INIT
 4682 09:54:25.926565  amp: 0
 4683 09:54:25.939501  # [   53.789472] hardirqs last  enabled at (0): [<000000[   59.251700] lkdtm: attempting bad ro_after_init write at ffffffff85208330
 4684 09:54:25.942900  0000000000>] 0x0
 4685 09:54:25.956009  # [   53.796468] hardirqs last disabled at (0)[   59.265520] BUG: unable to handle page fault for address: ffffffff85208330
 4686 09:54:25.959199  [   59.279370] #PF: supervisor write access in kernel mode
 4687 09:54:25.966147  [   59.285199] #PF: error_code(0x0003) - permissions violation
 4688 09:54:25.975924  [   59.291419] PGD 15ca29067 P4D 15ca29067 PUD 15ca2a063 PMD 104cbe063 PTE 800000015c808061
 4689 09:54:25.978943  [   59.300464] Oops: 0003 [#15] SMP PTI
 4690 09:54:25.989047  [   59.304443] CPU: 0 PID: 1983 Comm: cat Tainted: G      D W         5.10.145-cip17 #1
 4691 09:54:25.995370  [   59.313090] Hardware name: Google Rammus/Rammus, BIOS  09/04/2020
 4692 09:54:26.002473  [   59.319894] RIP: 0010:lkdtm_WRITE_RO_AFTER_INIT+0x4e/0x5a
 4693 09:54:26.021870  [   59.325924] Code: b8 18 85 e9 e3 9b fd ff 48 c7 c7 c8 b8 18 85 e8 d7 9b fd ff 48 8b 05 4d bd a9 00 ba 34 12 cd ab 48 c7 c7 70 b8 18 85 48 31 d0 <48> 89 05 37 bd a9 00 e9 b5 9b fd ff 0f 1f 44 00 00 41 54 48 c7 c7
 4694 09:54:26.028519  [   59.346901] RSP: 0018:ffffaf228282fe60 EFLAGS: 00010202
 4695 09:54:26.035350  [   59.352725] RAX: 00000000fe67479e RBX: 0000000000000029 RCX: 0000000000000000
 4696 09:54:26.044903  [   59.360693] RDX: 00000000abcd1234 RSI: ffff9f1cbac1bf70 RDI: ffffffff8518b870
 4697 09:54:26.051820  [   59.368660] RBP: ffffffff8518aa66 R08: 0000000000000000 R09: 0000000000000000
 4698 09:54:26.058150  [   59.376626] R10: 00000000ffffe000 R11: 3fffffffffffffff R12: 0000000000000014
 4699 09:54:26.068165  [   59.384592] R13: ffffaf228282ff10 R14: ffffaf228282ff10 R15: ffff9f1c45406000
 4700 09:54:26.078071  [   59.392559] FS:  00007f0064f06580(0000) GS:ffff9f1cbac00000(0000) knlGS:0000000000000000
 4701 09:54:26.084896  [   59.401594] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
 4702 09:54:26.091226  [   59.408022] CR2: ffffffff85208330 CR3: 00000001029a0006 CR4: 00000000003706f0
 4703 09:54:26.094684  [   59.415988] Call Trace:
 4704 09:54:26.098004  [   59.418715]  direct_entry.cold+0x2c/0x38
 4705 09:54:26.101403  [   59.423093]  full_proxy_write+0x53/0x80
 4706 09:54:26.104562  [   59.427382]  vfs_write+0xe7/0x3a0
 4707 09:54:26.111121  [   59.431084]  ksys_write+0x68/0xf0
 4708 09:54:26.114432  [   59.434783]  do_syscall_64+0x30/0x40
 4709 09:54:26.121121  [   59.438775]  entry_SYSCALL_64_after_hwframe+0x61/0xc6
 4710 09:54:26.124576  [   59.444415] RIP: 0033:0x7f0064e1c8f3
 4711 09:54:26.144329  [   59.448394] Code: 8b 15 a1 25 0e 00 f7 d8 64 89 02 48 c7 c0 ff ff ff ff eb b7 0f 1f 00 64 8b 04 25 18 00 00 00 85 c0 75 14 b8 01 00 00 00 0f 05 <48> 3d 00 f0 ff ff 77 55 c3 0f 1f 40 00 48 83 ec 28 48 89 54 24 18
 4712 09:54:26.154208  [   59.469362] RSP: 002b:00007ffe8b90a078 EFLAGS: 00000246 ORIG_RAX: 0000000000000001
 4713 09:54:26.160838  [   59.477814] RAX: ffffffffffffffda RBX: 0000000000000014 RCX: 00007f0064e1c8f3
 4714 09:54:26.167014  [   59.485780] RDX: 0000000000000014 RSI: 00007f0064d0f000 RDI: 0000000000000001
 4715 09:54:26.176997  [   59.493747] RBP: 00007f0064d0f000 R08: 00007f0064d0e010 R09: 0000000000000000
 4716 09:54:26.183636  [   59.501713] R10: fffffffffffffbc5 R11: 0000000000000246 R12: 0000000000000001
 4717 09:54:26.193629  [   59.509679] R13: 0000000000000001 R14: 0000000000020000 R15: 0000000000020000
 4718 09:54:26.219951  [   59.517650] 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_debugfs cros_ec_lightbar cros_ec_sensorhub x86_pkg_temp_thermal cros_ec_dev cros_usbpd_notify
 4719 09:54:26.223267  [   59.544082] CR2: ffffffff85208330
 4720 09:54:26.226664  [   59.547779] ---[ end trace 82f3067a6a326e57 ]---
 4721 09:54:26.233136  [   59.552923] RIP: 0010:lkdtm_BUG+0x5/0x10
 4722 09:54:26.252950  [   59.557297] Code: 89 ff e8 2e b6 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 80 fc 93 02
 4723 09:54:26.259376  [   59.578275] RSP: 0018:ffffaf22814f7e60 EFLAGS: 00010286
 4724 09:54:26.266034  [   59.584098] RAX: ffffffff840de890 RBX: 0000000000000001 RCX: 0000000000000000
 4725 09:54:26.276052  [   59.592065] RDX: 0000000000000000 RSI: ffff9f1cbac9bf70 RDI: ffffffff84d9ae90
 4726 09:54:26.282673  [   59.600032] RBP: ffffffff851e5df0 R08: 0000000000000001 R09: 0000000000000001
 4727 09:54:26.292621  [   59.608000] R10: 00000000ffffe000 R11: 3fffffffffffffff R12: 0000000000000004
 4728 09:54:26.299008  [   59.615968] R13: ffffaf22814f7f10 R14: ffffaf22814f7f10 R15: ffff9f1c44c51000
 4729 09:54:26.309134  [   59.623935] FS:  00007f0064f06580(0000) GS:ffff9f1cbac00000(0000) knlGS:0000000000000000
 4730 09:54:26.315854  [   59.632960] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
 4731 09:54:26.322438  [   59.639373] CR2: ffffffff85208330 CR3: 00000001029a0006 CR4: 00000000003706f0
 4732 09:54:26.329067  : [<ffffffff83900cf0>] copy_process+0x640/0x1c80
 4733 09:54:26.335479  # [   53.805600] softirqs last  enabled at (0): [<ffffffff83900cf0>] copy_process+0x640/0x1c80
 4734 09:54:26.345331  # [   53.814732] softirqs last disabled at (0): [<0000000000000000>] 0x0
 4735 09:54:26.352176  # [   53.821728] CPU: 2 PID: 1627 Comm: cat Tainted: G      D W         5.10.145-cip17 #1
 4736 09:54:26.358692  # [   53.830375] Hardware name: Google Rammus/Rammus, BIOS  09/04/2020
 4737 09:54:26.362000  # [   53.837176] Call Trace:
 4738 09:54:26.365097  # [   53.839903]  dump_stack+0x77/0x9b
 4739 09:54:26.371681  # [   53.843600]  ___might_sleep.cold+0xa6/0xb6
 4740 09:54:26.375069  # [   53.848172]  exit_signals+0x1c/0x2e0
 4741 09:54:26.378602  # [   53.852160]  do_exit+0xd5/0xb00
 4742 09:54:26.381543  # [   53.855652]  ? ksys_write+0x68/0xf0
 4743 09:54:26.388107  # [   53.859543]  rewind_stack_do_exit+0x17/0x20
 4744 09:54:26.391539  # [   53.864209] RIP: 0033:0x7f86b41ee8f3
 4745 09:54:26.414547  # [   53.868196] Code: 8b 15 a1 25 0e 00 f7 d8 64 89 02 48 c7 c0 ff ff ff ff eb b7 0f 1f 00 64 8b 04 25 18 00 00 00 85 c0 75 14 b8 01 00 00 00 0f 05 <48> 3d 00 f0 ff ff 77 55 c3 0f 1f 40 00 48 83 ec 28 48 89 54 24 18
 4746 09:54:26.421425  # [   53.889171] RSP: 002b:00007ffc97004188 EFLAGS: 00000246 ORIG_RAX: 0000000000000001
 4747 09:54:26.431052  # [   53.897624] RAX: ffffffffffffffda RBX: 000000000000000a RCX: 00007f86b41ee8f3
 4748 09:54:26.437870  # [   53.905591] RDX: 000000000000000a RSI: 00007f86b40e1000 RDI: 0000000000000001
 4749 09:54:26.447605  # [   53.913558] RBP: 00007f86b40e1000 R08: 00007f86b40e0010 R09: 0000000000000000
 4750 09:54:26.454060  # [   53.921523] R10: fffffffffffffbc5 R11: 0000000000000246 R12: 0000000000000001
 4751 09:54:26.464218  # [   53.929491] R13: 0000000000000001 R14: 0000000000020000 R15: 0000000000020000
 4752 09:54:26.467437  # EXEC_DATA: saw 'call trace:': ok
 4753 09:54:26.470499  ok 30 selftests: lkdtm: EXEC_DATA.sh
 4754 09:54:26.474012  # selftests: lkdtm: EXEC_STACK.sh
 4755 09:54:26.474092  # Killed
 4756 09:54:26.480677  # [   54.043433] lkdtm: Performing direct entry EXEC_STACK
 4757 09:54:26.486957  # [   54.054980] lkdtm: attempting ok execution at ffffffff840dec60
 4758 09:54:26.493708  # [   54.067711] lkdtm: attempting bad execution at ffffaf2282367e18
 4759 09:54:26.503640  # [   54.080541] kernel tried to execute NX-protected page - exploit attempt? (uid: 0)
 4760 09:54:26.510140  # [   54.095120] BUG: unable to handle page fault for address: ffffaf2282367e18
 4761 09:54:26.519929  # [   54.102798] #PF: supervisor instruction fetch i[   59.835750] lkdtm: Performing direct entry WRITE_KERN
 4762 09:54:26.523369  n kernel mode
 4763 09:54:26.533377  # [   54.109115] #PF: error_code(0x0011) - permis[   59.845673] lkdtm: attempting bad 6871203 byte write at ffffffff8476c503
 4764 09:54:26.536476  sions violation
 4765 09:54:26.549924  # [   54.115336] PGD 100000067 P4D 100000067 PU[   59.859381] BUG: unable to handle page fault for address: ffffffff8476c503
 4766 09:54:26.553270  [   59.873263] #PF: supervisor write access in kernel mode
 4767 09:54:26.560036  [   59.879094] #PF: error_code(0x0003) - permissions violation
 4768 09:54:26.566248  D [100211067 PMD 1041c0067 PTE 80000001033c2063
 4769 09:54:26.573100  # [   54.130591]   59.885315] PGD 15ca29067 P4D 15ca29067 PUD 15ca2a063 PMD 15bc000e1 
 4770 09:54:26.576225  [   59.898630] Oops: 0003 [#16] SMP PTI
 4771 09:54:26.585982  [   59.902609] CPU: 1 PID: 2018 Comm: cat Tainted: G      D W         5.10.145-cip17 #1
 4772 09:54:26.592853  [   59.911247] Hardware name: Google Rammus/Rammus, BIOS  09/04/2020
 4773 09:54:26.599481  [   59.918052] RIP: 0010:lkdtm_WRITE_KERN+0x38/0x4e
 4774 09:54:26.599570   Oops: 0011 [#6] SMP PTI
 4775 09:54:26.625649  # [   54.134481] CPU: 1 PID: 1663 Comm[   59.923206] Code: 53 48 c7 c3 03 c5 76 84 49 89 dc 48 89 da 49 81 ec 60 ec 0d 84 4c 89 e6 e8 8a 9b fd ff 48 89 df 4c 89 e1 48 c7 c6 60 ec 0d 84 <f3> a4 48 c7 c7 70 b8 18 85 e8 6f 9b fd ff 5b 41 5c e9 b7 fe ff ff
 4776 09:54:26.632340  [   59.950399] RSP: 0018:ffffaf22828a7e50 EFLAGS: 00010246
 4777 09:54:26.639338  [   59.956232] RAX: 000000000000003c RBX: ffffffff8476c503 RCX: 000000000068d8a3
 4778 09:54:26.645699  [   59.964199] RDX: 0000000000000000 RSI: ffffffff840dec60 RDI: ffffffff8476c503
 4779 09:54:26.655668  [   59.972168] RBP: ffffffff8518aa7a R08: 0000000000000000 R09: 0000000000000000
 4780 09:54:26.662090  [   59.980137] R10: 00000000ffffe000 R11: 3fffffffffffffff R12: 000000000068d8a3
 4781 09:54:26.671917  [   59.988103] R13: ffffaf22828a7f10 R14: ffffaf22828a7f10 R15: ffff9f1c43534000
 4782 09:54:26.678502  [   59.996071] FS:  00007febec2f6580(0000) GS:ffff9f1cbac80000(0000) knlGS:0000000000000000
 4783 09:54:26.685210  [   60.005106] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
 4784 09:54:26.695018  [   60.011521] CR2: ffffffff8476c503 CR3: 0000000103504004 CR4: 00000000003706e0
 4785 09:54:26.698294  [   60.019489] Call Trace:
 4786 09:54:26.701626  [   60.022216]  direct_entry.cold+0x2c/0x38
 4787 09:54:26.708066  : cat Tainted: G      D W         5.10.145-cip17 #1
 4788 09:54:26.711438  # [   54.14[   60.026596]  full_proxy_write+0x53/0x80
 4789 09:54:26.715161  [   60.037086]  vfs_write+0xe7/0x3a0
 4790 09:54:26.721712  3128] Hardware name: Google Rammus/Rammus, BIOS  09/04/2020
 4791 09:54:26.724889  # [[   60.040785]  ksys_write+0x68/0xf0
 4792 09:54:26.731455  [   60.050694]  do_syscall_64+0x30/0x40
 4793 09:54:26.734504     54.149932] RIP: 0010:0xffffaf2282367e18
 4794 09:54:26.741573  # [   54.154307] Cod[   60.054684]  entry_SYSCALL_64_after_hwframe+0x61/0xc6
 4795 09:54:26.744564  [   60.066532] RIP: 0033:0x7febec20c8f3
 4796 09:54:26.768183  [   60.070521] Code: 8b 15 a1 25 0e 00 f7 d8 64 89 02 48 c7 c0 ff ff ff ff eb b7 0f 1f 00 64 8b 04 25 18 00 00 00 85 c0 75 14 b8 01 00 00 00 0f 05 <48> 3d 00 f0 ff ff 77 55 c3 0f 1f 40 00 48 83 ec 28 48 89 54 24 18
 4797 09:54:26.774150  [   60.091491] RSP: 002b:00007ffe9b29a8d8 EFLAGS: 00000246 ORIG_RAX: 0000000000000001
 4798 09:54:26.784253  [   60.099947] RAX: ffffffffffffffda RBX: 000000000000000b RCX: 00007febec20c8f3
 4799 09:54:26.790691  [   60.107938] RDX: 000000000000000b RSI: 00007febec0ff000 RDI: 0000000000000001
 4800 09:54:26.800625  [   60.115907] RBP: 00007febec0ff000 R08: 00007febec0fe010 R09: 0000000000000000
 4801 09:54:26.807574  [   60.123865] R10: fffffffffffffbc5 R11: 0000000000000246 R12: 0000000000000001
 4802 09:54:26.813865  [   60.131833] R13: 0000000000000001 R14: 0000000000020000 R15: 0000000000020000
 4803 09:54:26.846568  e: 00 00 18 7e 36 82 22 af ff ff 59 c5 76 84 ff ff ff ff 20 00 0[   60.139806] 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_debugfs cros_ec_lightbar cros_ec_sensorhub x86_pkg_temp_thermal cros_ec_dev cros_usbpd_notify
 4804 09:54:26.849894  [   60.172440] CR2: ffffffff8476c503
 4805 09:54:26.856853  [   60.176136] ---[ end trace 82f3067a6a326e58 ]---
 4806 09:54:26.860128  [   60.181291] RIP: 0010:lkdtm_BUG+0x5/0x10
 4807 09:54:26.883124  [   60.185667] Code: 89 ff e8 2e b6 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 80 fc 93 02
 4808 09:54:26.886136  [   60.206644] RSP: 0018:ffffaf22814f7e60 EFLAGS: 00010286
 4809 09:54:26.896118  [   60.212478] RAX: ffffffff840de890 RBX: 0000000000000001 RCX: 0000000000000000
 4810 09:54:26.902627  [   60.220444] RDX: 0000000000000000 RSI: ffff9f1cbac9bf70 RDI: ffffffff84d9ae90
 4811 09:54:26.912784  [   60.228414] RBP: ffffffff851e5df0 R08: 0000000000000001 R09: 0000000000000001
 4812 09:54:26.919426  [   60.236381] R10: 00000000ffffe000 R11: 3fffffffffffffff R12: 0000000000000004
 4813 09:54:26.926069  [   60.244347] R13: ffffaf22814f7f10 R14: ffffaf22814f7f10 R15: ffff9f1c44c51000
 4814 09:54:26.935806  [   60.252316] FS:  00007febec2f6580(0000) GS:ffff9f1cbac80000(0000) knlGS:0000000000000000
 4815 09:54:26.942370  [   60.261353] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
 4816 09:54:26.952116  [   60.267767] CR2: ffffffff8476c503 CR3: 0000000103504004 CR4: 00000000003706e0
 4817 09:54:26.962172  [   60.275738] BUG: sleeping function called from invalid context at include/linux/percpu-rwsem.h:49
 4818 09:54:26.968697  [   60.285650] in_atomic(): 0, irqs_disabled(): 1, non_block: 0, pid: 2018, name: cat
 4819 09:54:26.971879  [   60.294104] INFO: lockdep is turned off.
 4820 09:54:26.975486  [   60.298479] irq event stamp: 0
 4821 09:54:26.985125  [   60.301884] hardirqs last  enabled at (0): [<0000000000000000>] 0x0
 4822 09:54:26.991771  [   60.308873] hardirqs last disabled at (0): [<ffffffff83900cf0>] copy_process+0x640/0x1c80
 4823 09:54:27.001655  [   60.318027] softirqs last  enabled at (0): [<ffffffff83900cf0>] copy_process+0x640/0x1c80
 4824 09:54:27.008215  [   60.327159] softirqs last disabled at (0): [<0000000000000000>] 0x0
 4825 09:54:27.017997  [   60.334155] CPU: 1 PID: 2018 Comm: cat Tainted: G      D W         5.10.145-cip17 #1
 4826 09:54:27.024838  [   60.342801] Hardware name: Google Rammus/Rammus, BIOS  09/04/2020
 4827 09:54:27.027883  [   60.349603] Call Trace:
 4828 09:54:27.031267  [   60.352329]  dump_stack+0x77/0x9b
 4829 09:54:27.034581  [   60.356030]  ___might_sleep.cold+0xa6/0xb6
 4830 09:54:27.037974  [   60.360603]  exit_signals+0x1c/0x2e0
 4831 09:54:27.044597  [   60.364593]  do_exit+0xd5/0xb00
 4832 09:54:27.047819  [   60.368094]  ? ksys_write+0x68/0xf0
 4833 09:54:27.051386  [   60.371984]  ? lkdtm_SLAB_FREE_CROSS.cold+0x32/0x32
 4834 09:54:27.057926  [   60.377430]  rewind_stack_do_exit+0x17/0x20
 4835 09:54:27.061185  [   60.382097] RIP: 0033:0x7febec20c8f3
 4836 09:54:27.081123  [   60.386082] Code: 8b 15 a1 25 0e 00 f7 d8 64 89 02 48 c7 c0 ff ff ff ff eb b7 0f 1f 00 64 8b 04 25 18 00 00 00 85 c0 75 14 b8 01 00 00 00 0f 05 <48> 3d 00 f0 ff ff 77 55 c3 0f 1f 40 00 48 83 ec 28 48 89 54 24 18
 4837 09:54:27.091247  [   60.407060] RSP: 002b:00007ffe9b29a8d8 EFLAGS: 00000246 ORIG_RAX: 0000000000000001
 4838 09:54:27.097483  [   60.415514] RAX: ffffffffffffffda RBX: 000000000000000b RCX: 00007febec20c8f3
 4839 09:54:27.107383  [   60.423483] RDX: 000000000000000b RSI: 00007febec0ff000 RDI: 0000000000000001
 4840 09:54:27.113889  [   60.431444] RBP: 00007febec0ff000 R08: 00007febec0fe010 R09: 0000000000000000
 4841 09:54:27.123417  [   60.439413] R10: fffffffffffffbc5 R11: 0000000000000246 R12: 0000000000000001
 4842 09:54:27.130028  [   60.447381] R13: 0000000000000001 R14: 0000000000020000 R15: 0000000000020000
 4843 09:54:27.143090  0 00 00 00 00 00 f6 a9 18 85 ff ff ff ff 88 c6 76 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
 4844 09:54:27.149695  # [   54.175282] RSP: 0018:ffffaf2282367df8 EFLAGS: 00010246
 4845 09:54:27.156523  # [   54.181114] RAX: 0000000000000033 RBX: 0000000000000001 RCX: 0000000000000000
 4846 09:54:27.166464  # [   54.189080] RDX: 0000000000000000 RSI: ffff9f1cbac9bf70 RDI: ffff9f1cbac9bf70
 4847 09:54:27.172726  # [   54.197045] RBP: ffffaf2282367e18 R08: 0000000000000000 R09: 0000000000000000
 4848 09:54:27.182665  # [   54.205026] R10: 00000000ffffe000 R11: 3fffffffffffffff R12: 000000000000000b
 4849 09:54:27.189467  # [   54.212999] R13: ffffaf2282367f10 R14: ffffaf2282367f10 R15: ffff9f1c43de9000
 4850 09:54:27.199395  # [   54.227179] FS:  00007fb3b3edf580(0000) GS:ffff9f1cbac80000(0000) knlGS:0000000000000000
 4851 09:54:27.206019  # [   54.236213] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
 4852 09:54:27.215710  # [   54.242628] CR2: ffffaf2282367e18 CR3: 00000001032e6006 CR4: 00000000003706e0
 4853 09:54:27.215812  # [   54.250594] Call Trace:
 4854 09:54:27.222609  # [   54.253321]  ? execute_location+0x45/0x56
 4855 09:54:27.225611  # [   54.257796]  ? lkdtm_EXEC_STACK+0x26/0x44
 4856 09:54:27.232441  # [   54.268481]  ? direct_entry.cold+0x2c/0x38
 4857 09:54:27.235454  # [   54.273052]  ? full_proxy_write+0x53/0x80
 4858 09:54:27.238906  # [   54.277527]  ? vfs_write+0xe7/0x3a0
 4859 09:54:27.245420  # [   54.287628]  ? ksys_write+0x68/0xf0
 4860 09:54:27.248640  # [   54.291510]  ? do_syscall_64+0x30/0x40
 4861 09:54:27.255512  # [   54.295692]  ? entry_SYSCALL_64_after_hwframe+0x61/0xc6
 4862 09:54:27.278405  # [   54.301529] 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_debugfs cros_ec_[   60.594451] lkdtm: Performing direct entry REFCOUNT_INC_OVERFLOW
 4863 09:54:27.288497  [   60.605035] lkdtm: attempting good refcount_inc() without overflow
 4864 09:54:27.291772  [   60.611961] lkdtm: attempting bad refcount_inc() overflow
 4865 09:54:27.298471  [   60.618012] ------------[ cut here ]------------
 4866 09:54:27.308083  lightbar cros_ec_sensorhub x86_pkg_temp_thermal cros_ec_dev cros[   60.623177] refcount_t: saturated; leaking memory.
 4867 09:54:27.318211  [   60.634745] WARNING: CPU: 3 PID: 2053 at lib/refcount.c:22 refcount_warn_saturate+0x51/0x110
 4868 09:54:27.321095  _usbpd_notify
 4869 09:54:27.324459  # [   54.334158] CR2: ffffaf2282367e18
 4870 09:54:27.350839  # [   54.[   60.644180] 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_debugfs cros_ec_lightbar cros_ec_sensorhub x86_pkg_temp_thermal cros_ec_dev cros_usbpd_notify
 4871 09:54:27.360744  [   60.676846] CPU: 3 PID: 2053 Comm: cat Tainted: G      D W         5.10.145-cip17 #1
 4872 09:54:27.367376  [   60.685495] Hardware name: Google Rammus/Rammus, BIOS  09/04/2020
 4873 09:54:27.373911  [   60.692302] RIP: 0010:refcount_warn_saturate+0x51/0x110
 4874 09:54:27.393730  [   60.698135] Code: 84 bc 00 00 00 c3 cc cc cc cc 85 f6 74 46 80 3d cd 49 94 01 00 75 ee 48 c7 c7 c0 64 12 85 c6 05 bd 49 94 01 01 e8 6a 66 98 00 <0f> 0b c3 cc cc cc cc 80 3d a9 49 94 01 00 75 cb 48 c7 c7 e8 64 12
 4875 09:54:27.400426  [   60.719118] RSP: 0018:ffffaf228292fe48 EFLAGS: 00010286
 4876 09:54:27.407150  [   60.724956] RAX: 0000000000000000 RBX: 000000000000002b RCX: 0000000000000000
 4877 09:54:27.413412  337854] ---[ end trace 82f3067a6a326e4e ]---
 4878 09:54:27.423538  # [   54.343021] R[   60.732932] RDX: ffff9f1cbadac660 RSI: ffff9f1cbad9bf70 RDI: ffff9f1cbad9bf70
 4879 09:54:27.423632  IP: 0010:lkdtm_BUG+0x5/0x10
 4880 09:54:27.436587  # [   54.347405] Code: 89 ff e8 2e [   60.747119] RBP: ffffffff8518aa85 R08: 0000000000000000 R09: 0000000000000000
 4881 09:54:27.450084  b6 a3 ff 48 c7 c0 ea ff ff ff eb de 48 c7 c0 ea ff ff ff c3 cc c[   60.761304] R10: 00000000ffffe000 R11: 3fffffffffffffff R12: 0000000000000016
 4882 09:54:27.460140  [   60.775489] R13: ffffaf228292ff10 R14: ffffaf228292ff10 R15: ffff9f1c43dea000
 4883 09:54:27.466573  [   60.783466] FS:  00007f5427c6f580(0000) GS:ffff9f1cbad80000(0000) knlGS:0000000000000000
 4884 09:54:27.473436  [   60.792503] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
 4885 09:54:27.482768  [   60.798920] CR2: 00007f5427a78000 CR3: 00000001047f4003 CR4: 00000000003706e0
 4886 09:54:27.482850  [   60.806888] Call Trace:
 4887 09:54:27.489446  [   60.809618]  lkdtm_REFCOUNT_INC_OVERFLOW+0x70/0x98
 4888 09:54:27.493041  [   60.815014]  direct_entry.cold+0x2c/0x38
 4889 09:54:27.499872  [   60.819448]  full_proxy_write+0x53/0x80
 4890 09:54:27.509286  c cc cc 48 c7 c0 f4 ff ff ff eb c9 0f 1f 44 00 00 <0f> 0b 66 0f [   60.823744]  vfs_write+0xe7/0x3a0
 4891 09:54:27.512481  [   60.833646]  ksys_write+0x68/0xf0
 4892 09:54:27.515882  [   60.837346]  do_syscall_64+0x30/0x40
 4893 09:54:27.522468  [   60.841360]  entry_SYSCALL_64_after_hwframe+0x61/0xc6
 4894 09:54:27.525846  [   60.847016] RIP: 0033:0x7f5427b858f3
 4895 09:54:27.545721  [   60.851037] Code: 8b 15 a1 25 0e 00 f7 d8 64 89 02 48 c7 c0 ff ff ff ff eb b7 0f 1f 00 64 8b 04 25 18 00 00 00 85 c0 75 14 b8 01 00 00 00 0f 05 <48> 3d 00 f0 ff ff 77 55 c3 0f 1f 40 00 48 83 ec 28 48 89 54 24 18
 4896 09:54:27.555838  [   60.872030] RSP: 002b:00007fff4ef0c218 EFLAGS: 00000246 ORIG_RAX: 0000000000000001
 4897 09:54:27.562144  [   60.880487] RAX: ffffffffffffffda RBX: 0000000000000016 RCX: 00007f5427b858f3
 4898 09:54:27.571861  [   60.888458] RDX: 0000000000000016 RSI: 00007f5427a78000 RDI: 0000000000000001
 4899 09:54:27.578606  [   60.896427] RBP: 00007f5427a78000 R08: 00007f5427a77010 R09: 0000000000000000
 4900 09:54:27.588386  [   60.904397] R10: fffffffffffffbc5 R11: 0000000000000246 R12: 0000000000000001
 4901 09:54:27.594990  [   60.912368] R13: 0000000000000001 R14: 0000000000020000 R15: 0000000000020000
 4902 09:54:27.598548  [   60.920343] irq event stamp: 0
 4903 09:54:27.604773  1f 84 00 00 00 00 00 0f 1f 44 00 00 83 05 80 fc 93 02
 4904 09:54:27.611650  # [   54.[   60.923774] hardirqs last  enabled at (0): [<0000000000000000>] 0x0
 4905 09:54:27.621378  [   60.936986] hardirqs last disabled at (0): [<ffffffff83900cf0>] copy_process+0x640/0x1c80
 4906 09:54:27.631264  [   60.946121] softirqs last  enabled at (0): [<ffffffff83900cf0>] copy_process+0x640/0x1c80
 4907 09:54:27.637896  [   60.955257] softirqs last disabled at (0): [<0000000000000000>] 0x0
 4908 09:54:27.641039  [   60.962257] ---[ end trace 82f3067a6a326e59 ]---
 4909 09:54:27.647669  [   60.967411] lkdtm: Overflow detected: saturated
 4910 09:54:27.650972  374594] RSP: 0018:ffffaf22814f7e60 EFLAGS: 00010286
 4911 09:54:27.660930  # [   54.380426] RAX: ffffffff840de890 RBX: 0000000000000001 RCX: 0000000000000000
 4912 09:54:27.667672  # [   54.388393] RDX: 0000000000000000 RSI: ffff9f1cbac9bf70 RDI: ffffffff84d9ae90
 4913 09:54:27.677554  # [   54.396360] RBP: ffffffff851e5df0 R08: 0000000000000001 R09: 0000000000000001
 4914 09:54:27.684208  # [   54.404326] R10: 00000000ffffe000 R11: 3fffffffffffffff R12: 0000000000000004
 4915 09:54:27.693834  # [   54.412293] R13: ffffaf22814f7f10 R14: ffffaf22814f7f10 R15: ffff9f1c44c51000
 4916 09:54:27.703892  # [   54.420261] FS:  00007fb3b3edf580(0000) GS:ffff9f1cbac80000(0000) knlGS:0000000000000000
 4917 09:54:27.710169  # [   54.429296] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
 4918 09:54:27.717105  # [   54.435709] CR2: ffffaf2282367e18 CR3: 00000001032e6006 CR4: 00000000003706e0
 4919 09:54:27.720158  # EXEC_STACK: saw 'call trace:': ok
 4920 09:54:27.723365  ok 31 selftests: lkdtm: EXEC_STACK.sh
 4921 09:54:27.730274  # selftests: lkdtm: EXEC_KMALLOC.sh
 4922 09:54:27.730381  # Killed
 4923 09:54:27.736582  # [   54.535326] lkdtm: Performing direct entry EXEC_KMALLOC
 4924 09:54:27.743162  # [   54.542747] lkdtm: attempting ok execution at ffffffff840dec60
 4925 09:54:27.749881  # [   54.549272] lkdtm: attempting bad execution at ffff9f1c45714000
 4926 09:54:27.756634  # [   54.555897] kernel tried to execute NX-protected page - exploit attempt? (uid: 0)
 4927 09:54:27.766565  # [   54.564261] BUG: unable to handle page fault for address: ffff9f1c45714000
 4928 09:54:27.773265  # [   54.571941] #PF: supervisor instruction fetch in kernel mode
 4929 09:54:27.779761  [   61.090823] lkdtm: Performing direct entry REFCOUNT_ADD_OVERFLOW
 4930 09:54:27.792874  # [   54.578260] #PF: error_code(0x0011) - permissions violation[   61.103625] lkdtm: attempting good refcount_add() without overflow
 4931 09:54:27.792969  
 4932 09:54:27.802757  # [   54.584480] PGD 15e201067 P4D 15e201067 PUD 10084e063 PMD[   61.116745] lkdtm: attempting bad refcount_add() overflow
 4933 09:54:27.805930   105768063 PTE 8000000105714063
 4934 09:54:27.815882  # [   54.599735] Oops: 0011 [#7[   61.128995] ------------[ cut here ]------------
 4935 09:54:27.815974  ] SMP PTI
 4936 09:54:27.825639  # [   54.603625] CPU: 3 PID: 1699 Comm: cat Tainted: [   61.140356] refcount_t: saturated; leaking memory.
 4937 09:54:27.828923  G      D W         5.10.145-cip17 #1
 4938 09:54:27.842143  # [   54.612272] Hardware [   61.151985] WARNING: CPU: 0 PID: 2085 at lib/refcount.c:22 refcount_warn_saturate+0x51/0x110
 4939 09:54:27.845467  name: Google Rammus/Rammus, BIOS  09/04/2020
 4940 09:54:27.875387  # [   54.619075] R[   61.167580] 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_debugfs cros_ec_lightbar cros_ec_sensorhub x86_pkg_temp_thermal cros_ec_dev cros_usbpd_notify
 4941 09:54:27.878714  IP: 0010:0xffff9f1c45714000
 4942 09:54:27.891587  # [   54.623443] Code: 00 00 00 00 [   61.200242] CPU: 0 PID: 2085 Comm: cat Tainted: G      D W         5.10.145-cip17 #1
 4943 09:54:27.901651  00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 0[   61.215085] Hardware name: Google Rammus/Rammus, BIOS  09/04/2020
 4944 09:54:27.914838  0 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 <0f> 1f 44 00 [   61.228124] RIP: 0010:refcount_warn_saturate+0x51/0x110
 4945 09:54:27.921499  00 c3 cc cc cc cc 66 0f 1f 44 00 00 0f 1f 44 00 00 55
 4946 09:54:27.941491  # [   54.[   61.240153] Code: 84 bc 00 00 00 c3 cc cc cc cc 85 f6 74 46 80 3d cd 49 94 01 00 75 ee 48 c7 c7 c0 64 12 85 c6 05 bd 49 94 01 01 e8 6a 66 98 00 <0f> 0b c3 cc cc cc cc 80 3d a9 49 94 01 00 75 cb 48 c7 c7 e8 64 12
 4947 09:54:27.947642  644411] RSP: 0018:ffffaf2282417e38 EFLAGS: 00010246
 4948 09:54:27.954589  # [   54.65[   61.267372] RSP: 0018:ffffaf22829b7e48 EFLAGS: 00010286
 4949 09:54:27.967397  0242] RAX: 0000000000000033 RBX: 0000000000000001 RCX: 000000000[   61.279402] RAX: 0000000000000000 RBX: 000000000000002c RCX: 0000000000000000
 4950 09:54:27.970702  0000000
 4951 09:54:27.984316  # [   54.658209] RDX: 0000000000000000 RSI: ffff9f1cbad[   61.293603] RDX: ffff9f1cbac2c660 RSI: ffff9f1cbac1bf70 RDI: ffff9f1cbac1bf70
 4952 09:54:27.984406  9bf70 RDI: ffff9f1cbad9bf70
 4953 09:54:27.997508  # [   54.666175] RBP: ffff9f1c45714[   61.307775] RBP: ffffffff8518aa9b R08: 0000000000000000 R09: 0000000000000000
 4954 09:54:28.000726  000 R08: 0000000000000000 R09: 0000000000000000
 4955 09:54:28.010421  # [   54.674140[   61.321987] R10: 00000000ffffe000 R11: 3fffffffffffffff R12: 0000000000000016
 4956 09:54:28.026827  ] R10: 00000000ffffe000 R11: 3fffffffffffffff R12: 0000000000000[   61.336150] R13: ffffaf22829b7f10 R14: ffffaf22829b7f10 R15: ffff9f1c43537000
 4957 09:54:28.026931  00d
 4958 09:54:28.040254  # [   54.682107] R13: ffffaf2282417f10 R14: ffffaf2282417f1[   61.350363] FS:  00007f7f9eaec580(0000) GS:ffff9f1cbac00000(0000) knlGS:0000000000000000
 4959 09:54:28.043401  0 R15: ffff9f1c457ba000
 4960 09:54:28.053475  # [   54.690075] FS:  00007f76f05f7580([   61.365597] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
 4961 09:54:28.059767  0000) GS:ffff9f1cbad80000(0000) knlGS:0000000000000000
 4962 09:54:28.066289  # [   54[   61.378252] CR2: 00007f7f9e8f5000 CR3: 0000000103546002 CR4: 00000000003706f0
 4963 09:54:28.073151  .699109] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
 4964 09:54:28.076363  # [ [   61.392417] Call Trace:
 4965 09:54:28.089492    54.705522] CR2: ffff9f1c45714000 CR3: 0000000104e40001 CR4: 00[   61.401392]  lkdtm_REFCOUNT_ADD_OVERFLOW+0x7f/0xa7
 4966 09:54:28.089589  000000003706e0
 4967 09:54:28.093115  # [   54.713488] Call Trace:
 4968 09:54:28.099344  # [   54.716215]  [   61.412933]  direct_entry.cold+0x2c/0x38
 4969 09:54:28.102570  ? execute_location+0x45/0x56
 4970 09:54:28.109257  # [   54.720690]  ? lkdtm_EXEC_KMA[   61.423546]  full_proxy_write+0x53/0x80
 4971 09:54:28.109344  LLOC+0x2c/0x40
 4972 09:54:28.119235  # [   54.725357]  ? direct_entry.cold+0x2c/0x38[   61.434048]  vfs_write+0xe7/0x3a0
 4973 09:54:28.122819  # [   54.729930]  ? full_proxy_write+0x53/0x80
 4974 09:54:28.129288  # [   54.734403[   61.443988]  ksys_write+0x68/0xf0
 4975 09:54:28.132427  ]  ? vfs_write+0xe7/0x3a0
 4976 09:54:28.139210  # [   54.738295]  ? ksys_write+0x68/0[   61.453861]  do_syscall_64+0x30/0x40
 4977 09:54:28.139295  xf0
 4978 09:54:28.142298  # [   54.742187]  ? do_syscall_64+0x30/0x40
 4979 09:54:28.152217  # [   54.74636[   61.464085]  entry_SYSCALL_64_after_hwframe+0x61/0xc6
 4980 09:54:28.155622  8]  ? entry_SYSCALL_64_after_hwframe+0x61/0xc6
 4981 09:54:28.162481  # [   54.752195][   61.475922] RIP: 0033:0x7f7f9ea028f3
 4982 09:54:28.188614   Modules linked in: fuse ip_tables cros_ec_sensors cros_ec_senso[   61.486159] Code: 8b 15 a1 25 0e 00 f7 d8 64 89 02 48 c7 c0 ff ff ff ff eb b7 0f 1f 00 64 8b 04 25 18 00 00 00 85 c0 75 14 b8 01 00 00 00 0f 05 <48> 3d 00 f0 ff ff 77 55 c3 0f 1f 40 00 48 83 ec 28 48 89 54 24 18
 4983 09:54:28.201849  rs_core industrialio_triggered_buffer kfifo_buf industrialio cro[   61.513333] RSP: 002b:00007ffc2b7b2158 EFLAGS: 00000246 ORIG_RAX: 0000000000000001
 4984 09:54:28.218274  s_ec_chardev cros_ec_sysfs cros_ec_debugfs cros_ec_lightbar cros[   61.528050] RAX: ffffffffffffffda RBX: 0000000000000016 RCX: 00007f7f9ea028f3
 4985 09:54:28.231675  _ec_sensorhub x86_pkg_temp_thermal cros_ec_dev cros_usbpd_notify[   61.542199] RDX: 0000000000000016 RSI: 00007f7f9e8f5000 RDI: 0000000000000001
 4986 09:54:28.231768  
 4987 09:54:28.234940  # [   54.778648] CR2: ffff9f1c45714000
 4988 09:54:28.244821  # [   54.788554] ---[ [   61.556396] RBP: 00007f7f9e8f5000 R08: 00007f7f9e8f4010 R09: 0000000000000000
 4989 09:54:28.248234  end trace 82f3067a6a326e4f ]---
 4990 09:54:28.261211  # [   54.793705] RIP: 0010:lkdt[   61.570568] R10: fffffffffffffbc5 R11: 0000000000000246 R12: 0000000000000001
 4991 09:54:28.261299  m_BUG+0x5/0x10
 4992 09:54:28.274642  # [   54.798080] Code: 89 ff e8 2e b6 a3 ff 48 c[   61.584767] R13: 0000000000000001 R14: 0000000000020000 R15: 0000000000020000
 4993 09:54:28.284720  7 c0 ea ff ff ff eb de 48 c7 c0 ea ff ff ff c3 cc cc cc cc 48 c7[   61.598939] irq event stamp: 0
 4994 09:54:28.297605   c0 f4 ff ff ff eb c9 0f 1f 44 00 00 <0f> 0b 66 0f 1f 84 00 00 0[   61.608562] hardirqs last  enabled at (0): [<0000000000000000>] 0x0
 4995 09:54:28.300809  0 00 00 0f 1f 44 00 00 83 05 80 fc 93 02
 4996 09:54:28.311073  # [   54.819058] RSP: [   61.621800] hardirqs last disabled at (0): [<ffffffff83900cf0>] copy_process+0x640/0x1c80
 4997 09:54:28.317549  0018:ffffaf22814f7e60 EFLAGS: 00010286
 4998 09:54:28.327296  # [   54.824890] RAX: ff[   61.637142] softirqs last  enabled at (0): [<ffffffff83900cf0>] copy_process+0x640/0x1c80
 4999 09:54:28.334046  ffffff840de890 RBX: 0000000000000001 RCX: 0000000000000000
 5000 09:54:28.340568  # [ [   61.652531] softirqs last disabled at (0): [<0000000000000000>] 0x0
 5001 09:54:28.350517    54.832857] RDX: 0000000000000000 RSI: ffff9f1cbac9bf70 RDI: ff[   61.665717] ---[ end trace 82f3067a6a326e5a ]---
 5002 09:54:28.353941  ffffff84d9ae90
 5003 09:54:28.363766  # [   54.840824] RBP: ffffffff851e5df0 R08: 0000[   61.677097] lkdtm: Overflow detected: saturated
 5004 09:54:28.366862  000000000001 R09: 0000000000000001
 5005 09:54:28.373757  # [   54.848791] R10: 00000000ffffe000 R11: 3fffffffffffffff R12: 0000000000000004
 5006 09:54:28.383629  # [   54.856758] R13: ffffaf22814f7f10 R14: ffffaf22814f7f10 R15: ffff9f1c44c51000
 5007 09:54:28.393281  # [   54.864724] FS:  00007f76f05f7580(0000) GS:ffff9f1cbad80000(0000) knlGS:0000000000000000
 5008 09:54:28.400122  # [   54.873759] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
 5009 09:54:28.407009  # [   54.880172] CR2: ffff9f1c45714000 CR3: 0000000104e40001 CR4: 00000000003706e0
 5010 09:54:28.416641  # [   54.888139] BUG: sleeping function called from invalid context at include/linux/percpu-rwsem.h:49
 5011 09:54:28.426510  # [   54.898048] in_atomic(): 0, irqs_disabled(): 1, non_block: 0, pid: 1699, name: cat
 5012 09:54:28.429854  # [   54.906500] INFO: lockdep is turned off.
 5013 09:54:28.433099  # [   54.910874] irq event stamp: 0
 5014 09:54:28.439511  # [   54.914277] hardirqs last  enabled at (0): [<0000000000000000>] 0x0
 5015 09:54:28.449555  # [   54.921275] hardirqs last disabled at (0): [<ffffffff83900cf0>] copy_process+0x640/0x1c80
 5016 09:54:28.459517  # [   54.930406] softirqs last  enabled at (0): [<ffffffff83900cf0>] copy_process+0x640/0x1c80
 5017 09:54:28.466092  # [   54.939537] softirqs last disabled at (0): [<0000000000000000>] 0x0
 5018 09:54:28.476080  # [   54.946535] CPU: 3 PID: 1699 Comm: cat Tainted: G      D W         5.10.145-cip17 #1
 5019 09:54:28.482589  # [   54.955182] Hardware name: Google Rammus/Rammus, BIOS  09/04/2020
 5020 09:54:28.485807  # [   54.961999] Call Trace:
 5021 09:54:28.489184  # [   54.964727]  dump_stack+0x77/0x9b
 5022 09:54:28.495595  # [   54.968424]  ___might_sleep.cold+0xa6/0xb6
 5023 09:54:28.498916  # [   54.972994]  exit_signals+0x1c/0x2e0
 5024 09:54:28.508807  # [   54.976982[   61.822734] lkdtm: Performing direct entry REFCOUNT_INC_NOT_ZERO_OVERFLOW
 5025 09:54:28.508894  ]  do_exit+0xd5/0xb00
 5026 09:54:28.522163  # [   54.980484]  ? ksys_write+0x68/0xf0[   61.832679] lkdtm: attempting bad refcount_inc_not_zero() overflow
 5027 09:54:28.525367  # [   54.984367]  rewind_stack_do_exit+0x17/0x20
 5028 09:54:28.532307  # [   54.9890[   61.845796] ------------[ cut here ]------------
 5029 09:54:28.538385  [   61.857160] refcount_t: saturated; leaking memory.
 5030 09:54:28.541628  34] RIP: 0033:0x7f76f050d8f3
 5031 09:54:28.551519  # [   54.993029] Code: 8b 15 a1 25[   61.862542] WARNING: CPU: 1 PID: 2117 at lib/refcount.c:19 refcount_warn_saturate+0x97/0x110
 5032 09:54:28.584384   0e 00 f7 d8 64 89 02 48 c7 c0 ff ff ff ff eb b7 0f 1f 00 64 8b [   61.878149] 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_debugfs cros_ec_lightbar cros_ec_sensorhub x86_pkg_temp_thermal cros_ec_dev cros_usbpd_notify
 5033 09:54:28.601082  04 25 18 00 00 00 85 c0 75 14 b8 01 00 00 00 0f 05 <48> 3d 00 f0[   61.910785] CPU: 1 PID: 2117 Comm: cat Tainted: G      D W         5.10.145-cip17 #1
 5034 09:54:28.607554  [   61.925649] Hardware name: Google Rammus/Rammus, BIOS  09/04/2020
 5035 09:54:28.614208   ff ff 77 55 c3 0f 1f 40 00 48 83 ec 28 48 89 54 24 18
 5036 09:54:28.620780  # [   55[   61.932460] RIP: 0010:refcount_warn_saturate+0x97/0x110
 5037 09:54:28.640501  [   61.944502] Code: 01 01 e8 47 66 98 00 0f 0b c3 cc cc cc cc 80 3d 88 49 94 01 00 75 a8 48 c7 c7 c0 64 12 85 c6 05 78 49 94 01 01 e8 24 66 98 00 <0f> 0b c3 cc cc cc cc 80 3d 62 49 94 01 00 75 85 48 c7 c7 18 65 12
 5038 09:54:28.653602  .013996] RSP: 002b:00007ffdaa8fb6d8 EFLAGS: 00000246 ORIG_RAX: 0[   61.965481] RSP: 0018:ffffaf2282a07e38 EFLAGS: 00010282
 5039 09:54:28.653721  000000000000001
 5040 09:54:28.667183  # [   55.022448] RAX: ffffffffffffffda RBX: 000[   61.977530] RAX: 0000000000000000 RBX: 000000007fffffff RCX: 0000000000000000
 5041 09:54:28.669969  000000000000d RCX: 00007f76f050d8f3
 5042 09:54:28.680174  # [   55.030416] RDX: 00000[   61.991713] RDX: ffff9f1cbacac660 RSI: ffff9f1cbac9bf70 RDI: ffff9f1cbac9bf70
 5043 09:54:28.686701  0000000000d RSI: 00007f76f0400000 RDI: 0000000000000001
 5044 09:54:28.696531  # [   5[   62.005900] RBP: ffffffff8518a6d8 R08: 0000000000000000 R09: 0000000000000000
 5045 09:54:28.703018  [   62.020085] R10: 00000000ffffe000 R11: 3fffffffffffffff R12: 000000000000001f
 5046 09:54:28.716438  5.038382] RBP: 00007f76f0400000 R08: 00007f76f03ff010 R09: 00000[   62.028057] R13: ffffaf2282a07f10 R14: ffffaf2282a07f10 R15: ffff9f1c45c74000
 5047 09:54:28.719647  00000000000
 5048 09:54:28.733063  # [   55.046349] R10: fffffffffffffbc5 R11: 0000000[   62.042241] FS:  00007fc2b14e1580(0000) GS:ffff9f1cbac80000(0000) knlGS:0000000000000000
 5049 09:54:28.736388  000000246 R12: 0000000000000001
 5050 09:54:28.746221  # [   55.054317] R13: 000000000[   62.057519] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
 5051 09:54:28.749383  0000001 R14: 0000000000020000 R15: 0000000000020000
 5052 09:54:28.759295  # EXEC_KMAL[   62.070130] CR2: 00007fc2b12ea000 CR3: 000000010560e004 CR4: 00000000003706e0
 5053 09:54:28.762731  [   62.084312] Call Trace:
 5054 09:54:28.765968  LOC: saw 'call trace:': ok
 5055 09:54:28.775958  ok 32 selftests: lkdtm: EXEC_KMALLOC[   62.087046]  __refcount_add_not_zero.constprop.0+0x2a/0x35
 5056 09:54:28.776087  .sh
 5057 09:54:28.779504  # selftests: lkdtm: EXEC_VMALLOC.sh
 5058 09:54:28.779588  # Killed
 5059 09:54:28.785811  # [   55.169[   62.099379]  lkdtm_REFCOUNT_INC_NOT_ZERO_OVERFLOW+0x3e/0x76
 5060 09:54:28.792532  [   62.111840]  direct_entry.cold+0x2c/0x38
 5061 09:54:28.795581  858] lkdtm: Performing direct entry EXEC_VMALLOC
 5062 09:54:28.802314  # [   55.18005[   62.116223]  full_proxy_write+0x53/0x80
 5063 09:54:28.805768  4] lkdtm: attempting ok execution at ffffffff840dec60
 5064 09:54:28.812146  # [   55.[   62.126711]  vfs_write+0xe7/0x3a0
 5065 09:54:28.818918  192780] lkdtm: attempting bad execution at ffffaf22806c7000
 5066 09:54:28.821976  # [[   62.136626]  ksys_write+0x68/0xf0
 5067 09:54:28.831794     55.199409] kernel tried to execute NX-protected page - exploi[   62.146541]  do_syscall_64+0x30/0x40
 5068 09:54:28.835252  t attempt? (uid: 0)
 5069 09:54:28.845053  # [   55.207770] BUG: unable to handle page[   62.156744]  entry_SYSCALL_64_after_hwframe+0x61/0xc6
 5070 09:54:28.848511   fault for address: ffffaf22806c7000
 5071 09:54:28.855246  # [   55.215450] #PF: supe[   62.168599] RIP: 0033:0x7fc2b13f78f3
 5072 09:54:28.875213  [   62.178804] Code: 8b 15 a1 25 0e 00 f7 d8 64 89 02 48 c7 c0 ff ff ff ff eb b7 0f 1f 00 64 8b 04 25 18 00 00 00 85 c0 75 14 b8 01 00 00 00 0f 05 <48> 3d 00 f0 ff ff 77 55 c3 0f 1f 40 00 48 83 ec 28 48 89 54 24 18
 5073 09:54:28.878119  rvisor instruction fetch in kernel mode
 5074 09:54:28.888084  # [   55.221768] #PF: e[   62.199789] RSP: 002b:00007ffd19a33b78 EFLAGS: 00000246 ORIG_RAX: 0000000000000001
 5075 09:54:28.898041  [   62.214454] RAX: ffffffffffffffda RBX: 000000000000001f RCX: 00007fc2b13f78f3
 5076 09:54:28.901302  rror_code(0x0011) - permissions violation
 5077 09:54:28.911215  # [   55.227980] PGD [   62.222428] RDX: 000000000000001f RSI: 00007fc2b12ea000 RDI: 0000000000000001
 5078 09:54:28.921335  [   62.236608] RBP: 00007fc2b12ea000 R08: 00007fc2b12e9010 R09: 0000000000000000
 5079 09:54:28.934247  100000067 P4D 100000067 PUD 100211067 PMD 105504067 PTE 80000001[   62.244581] R10: fffffffffffffbc5 R11: 0000000000000246 R12: 0000000000000001
 5080 09:54:28.940808  [   62.258757] R13: 0000000000000001 R14: 0000000000020000 R15: 0000000000020000
 5081 09:54:28.944663  03f16063
 5082 09:54:28.947760  # [   55.243237] Oops: 0011 [#8] SMP PTI
 5083 09:54:28.950859  # [   55.247[   62.266734] irq event stamp: 0
 5084 09:54:28.963945  130] CPU: 2 PID: 1735 Comm: cat Tainted: G      D W         5.10[   62.276348] hardirqs last  enabled at (0): [<0000000000000000>] 0x0
 5085 09:54:28.967390  .145-cip17 #1
 5086 09:54:28.980394  # [   55.255776] Hardware name: Google Rammus/Ram[   62.289563] hardirqs last disabled at (0): [<ffffffff83900cf0>] copy_process+0x640/0x1c80
 5087 09:54:28.980478  mus, BIOS  09/04/2020
 5088 09:54:28.993942  # [   55.262581] RIP: 0010:0xffffaf22806c[   62.304916] softirqs last  enabled at (0): [<ffffffff83900cf0>] copy_process+0x640/0x1c80
 5089 09:54:28.997357  7000
 5090 09:54:29.006869  # [   55.266978] Code: Unable to access opcode bytes at RI[   62.320270] softirqs last disabled at (0): [<0000000000000000>] 0x0
 5091 09:54:29.010101  P 0xffffaf22806c6fd6.
 5092 09:54:29.020115  # [   55.274652] RSP: 0018:ffffaf22824afe[   62.333486] ---[ end trace 82f3067a6a326e5b ]---
 5093 09:54:29.023424  38 EFLAGS: 00010246
 5094 09:54:29.029929  # [   55.280485] RAX: 0000000000000033 RBX:[   62.344857] lkdtm: Overflow detected: saturated
 5095 09:54:29.036554   0000000000000001 RCX: 0000000000000000
 5096 09:54:29.042983  # [   55.288450] RDX: 0000000000000000 RSI: ffff9f1cbad1bf70 RDI: ffff9f1cbad1bf70
 5097 09:54:29.052833  # [   55.296415] RBP: ffffaf22806c7000 R08: 0000000000000000 R09: 0000000000000000
 5098 09:54:29.059585  # [   55.304385] R10: 00000000ffffe000 R11: 3fffffffffffffff R12: 000000000000000d
 5099 09:54:29.066066  # [   55.312355] R13: ffffaf22824aff10 R14: ffffaf22824aff10 R15: ffff9f1c43f16000
 5100 09:54:29.076041  # [   55.320323] FS:  00007fb9dd1e4580(0000) GS:ffff9f1cbad00000(0000) knlGS:0000000000000000
 5101 09:54:29.082614  # [   55.329353] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
 5102 09:54:29.092632  # [   55.335766] CR2: ffffaf22806c6fd6 CR3: 0000000105592002 CR4: 00000000003706e0
 5103 09:54:29.095969  # [   55.343735] Call Trace:
 5104 09:54:29.099334  # [   55.346464]  ? execute_location+0x45/0x56
 5105 09:54:29.105719  # [   55.350940]  ? lkdtm_EXEC_VMALLOC+0x20/0x30
 5106 09:54:29.109074  # [   55.355606]  ? direct_entry.cold+0x2c/0x38
 5107 09:54:29.112404  # [   55.360177]  ? full_proxy_write+0x53/0x80
 5108 09:54:29.118838  # [   55.364650]  ? vfs_write+0xe7/0x3a0
 5109 09:54:29.122289  # [   55.368542]  ? ksys_write+0x68/0xf0
 5110 09:54:29.125486  # [   55.372425]  ? do_syscall_64+0x30/0x40
 5111 09:54:29.132254  # [   55.376608]  ? entry_SYSCALL_64_after_hwframe+0x61/0xc6
 5112 09:54:29.155419  # [   55.382442] 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_[   62.468390] lkdtm: Performing direct entry REFCOUNT_ADD_NOT_ZERO_OVERFLOW
 5113 09:54:29.168566  ec_debugfs cros_ec_lightbar cros_ec_sensorhub x86_pkg_temp_therm[   62.481813] lkdtm: attempting bad refcount_add_not_zero() overflow
 5114 09:54:29.171580  al cros_ec_dev cros_usbpd_notify
 5115 09:54:29.181673  # [   55.408894] CR2: ffffaf22[   62.494934] ------------[ cut here ]------------
 5116 09:54:29.181759  806c7000
 5117 09:54:29.191309  # [   55.418801] ---[ end trace 82f3067a6a326e50 ]---[   62.506300] refcount_t: saturated; leaking memory.
 5118 09:54:29.198002  # [   55.423977] RIP: 0010:lkdtm_BUG+0x5/0x10
 5119 09:54:29.207886  # [   55.428355][   62.517891] WARNING: CPU: 1 PID: 2149 at lib/refcount.c:19 refcount_warn_saturate+0x97/0x110
 5120 09:54:29.241161   Code: 89 ff e8 2e b6 a3 ff 48 c7 c0 ea ff ff ff eb de 48 c7 c0 [   62.533504] 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_debugfs cros_ec_lightbar cros_ec_sensorhub x86_pkg_temp_thermal cros_ec_dev cros_usbpd_notify
 5121 09:54:29.257730  ea ff ff ff c3 cc cc cc cc 48 c7 c0 f4 ff ff ff eb c9 0f 1f 44 0[   62.566139] CPU: 1 PID: 2149 Comm: cat Tainted: G      D W         5.10.145-cip17 #1
 5122 09:54:29.270760  0 00 <0f> 0b 66 0f 1f 84 00 00 00 00 00 0f 1f 44 00 00 83 05 80 [   62.581006] Hardware name: Google Rammus/Rammus, BIOS  09/04/2020
 5123 09:54:29.270851  fc 93 02
 5124 09:54:29.280350  # [   55.449332] RSP: 0018:ffffaf22814f7e60 EFLAGS: 00[   62.594037] RIP: 0010:refcount_warn_saturate+0x97/0x110
 5125 09:54:29.280436  010286
 5126 09:54:29.306730  # [   55.455162] RAX: ffffffff840de890 RBX: 000000000000[   62.606087] Code: 01 01 e8 47 66 98 00 0f 0b c3 cc cc cc cc 80 3d 88 49 94 01 00 75 a8 48 c7 c7 c0 64 12 85 c6 05 78 49 94 01 01 e8 24 66 98 00 <0f> 0b c3 cc cc cc cc 80 3d 62 49 94 01 00 75 85 48 c7 c7 18 65 12
 5127 09:54:29.310041  0001 RCX: 0000000000000000
 5128 09:54:29.320162  # [   55.463129] RDX: 00000000000000[   62.633310] RSP: 0018:ffffaf2282a6fe38 EFLAGS: 00010282
 5129 09:54:29.323408  00 RSI: ffff9f1cbac9bf70 RDI: ffffffff84d9ae90
 5130 09:54:29.333315  # [   55.471095][   62.645342] RAX: 0000000000000000 RBX: 000000007fffffff RCX: 0000000000000000
 5131 09:54:29.349628   RBP: ffffffff851e5df0 R08: 0000000000000001 R09: 00000000000000[   62.659528] RDX: ffff9f1cbacac660 RSI: ffff9f1cbac9bf70 RDI: ffff9f1cbac9bf70
 5132 09:54:29.349717  01
 5133 09:54:29.363019  # [   55.479061] R10: 00000000ffffe000 R11: 3fffffffffffffff[   62.673717] RBP: ffffffff8518a6f8 R08: 0000000000000000 R09: 0000000000000000
 5134 09:54:29.366399   R12: 0000000000000004
 5135 09:54:29.376040  # [   55.487027] R13: ffffaf22814f7f10 R[   62.687904] R10: 00000000ffffe000 R11: 3fffffffffffffff R12: 000000000000001f
 5136 09:54:29.382752  14: ffffaf22814f7f10 R15: ffff9f1c44c51000
 5137 09:54:29.392715  # [   55.494994] FS:[   62.702093] R13: ffffaf2282a6ff10 R14: ffffaf2282a6ff10 R15: ffff9f1c43f12000
 5138 09:54:29.406014    00007fb9dd1e4580(0000) GS:ffff9f1cbad00000(0000) knlGS:0000000[   62.716281] FS:  00007fc0d8ceb580(0000) GS:ffff9f1cbac80000(0000) knlGS:0000000000000000
 5139 09:54:29.406102  000000000
 5140 09:54:29.419487  # [   55.504041] CS:  0010 DS: 0000 ES: 0000 CR0: 000[   62.731534] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
 5141 09:54:29.419584  0000080050033
 5142 09:54:29.432377  # [   55.510456] CR2: ffffaf22806c6fd6 CR3: 00000[   62.744167] CR2: 00007fc0d8af4000 CR3: 00000001033b2002 CR4: 00000000003706e0
 5143 09:54:29.435616  00105592002 CR4: 00000000003706e0
 5144 09:54:29.442340  # EXEC_VMALLOC: saw 'call tra[   62.758356] Call Trace:
 5145 09:54:29.442453  ce:': ok
 5146 09:54:29.448669  ok 33 selftests: lkdtm: EXEC_VMALLOC.sh
 5147 09:54:29.455243  # selftests: [   62.767302]  __refcount_add_not_zero.constprop.0+0x2a/0x35
 5148 09:54:29.455321  lkdtm: EXEC_RODATA.sh
 5149 09:54:29.458837  # Killed
 5150 09:54:29.468610  # [   55.635001] lkdtm: Perform[   62.779642]  lkdtm_REFCOUNT_ADD_NOT_ZERO_OVERFLOW+0x3e/0x76
 5151 09:54:29.468695  ing direct entry EXEC_RODATA
 5152 09:54:29.478610  # [   55.642295] lkdtm: attempting[   62.792081]  direct_entry.cold+0x2c/0x38
 5153 09:54:29.481914   ok execution at ffffffff840dec60
 5154 09:54:29.488264  # [   55.655029] lkdtm: attem[   62.802678]  full_proxy_write+0x53/0x80
 5155 09:54:29.491931  pting bad execution at ffffffff84d9b320
 5156 09:54:29.498245  # [   55.667853] kernel[   62.813174]  vfs_write+0xe7/0x3a0
 5157 09:54:29.508470   tried to execute NX-protected page - exploit attempt? (uid: 0)[   62.823085]  ksys_write+0x68/0xf0
 5158 09:54:29.518130  # [   55.682420] BUG: unable to handle page fault for address: [   62.833014]  do_syscall_64+0x30/0x40
 5159 09:54:29.521688  ffffffff84d9b320
 5160 09:54:29.531242  # [   55.690097] #PF: supervisor instruction f[   62.843203]  entry_SYSCALL_64_after_hwframe+0x61/0xc6
 5161 09:54:29.531331  etch in kernel mode
 5162 09:54:29.541356  # [   55.696405] #PF: error_code(0x0011) - [   62.855058] RIP: 0033:0x7fc0d8c018f3
 5163 09:54:29.541459  permissions violation
 5164 09:54:29.567699  # [   55.702624] PGD 15ca29067 P4D 15ca29[   62.865261] Code: 8b 15 a1 25 0e 00 f7 d8 64 89 02 48 c7 c0 ff ff ff ff eb b7 0f 1f 00 64 8b 04 25 18 00 00 00 85 c0 75 14 b8 01 00 00 00 0f 05 <48> 3d 00 f0 ff ff 77 55 c3 0f 1f 40 00 48 83 ec 28 48 89 54 24 18
 5165 09:54:29.571008  067 PUD 15ca2a063 PMD 800000015c2000e1 
 5166 09:54:29.580872  # [   55.710401] Oops: [   62.892457] RSP: 002b:00007ffc50462188 EFLAGS: 00000246 ORIG_RAX: 0000000000000001
 5167 09:54:29.590882  [   62.907128] RAX: ffffffffffffffda RBX: 000000000000001f RCX: 00007fc0d8c018f3
 5168 09:54:29.590970  0011 [#9] SMP PTI
 5169 09:54:29.604011  # [   55.720502] CPU: 1 PID: 1771 Comm: cat T[   62.915101] RDX: 000000000000001f RSI: 00007fc0d8af4000 RDI: 0000000000000001
 5170 09:54:29.610512  [   62.929281] RBP: 00007fc0d8af4000 R08: 00007fc0d8af3010 R09: 0000000000000000
 5171 09:54:29.617410  ainted: G      D W         5.10.145-cip17 #1
 5172 09:54:29.627179  # [   55.729140] H[   62.937254] R10: fffffffffffffbc5 R11: 0000000000000246 R12: 0000000000000001
 5173 09:54:29.633796  [   62.951434] R13: 0000000000000001 R14: 0000000000020000 R15: 0000000000020000
 5174 09:54:29.641431  ardware name: Google Rammus/Rammus, BIOS  09/04/2020
 5175 09:54:29.643546  # [   55.7[   62.959430] irq event stamp: 0
 5176 09:54:29.650184  [   62.969027] hardirqs last  enabled at (0): [<0000000000000000>] 0x0
 5177 09:54:29.656827  35948] RIP: 0010:lkdtm_rodata_do_nothing+0x0/0x10
 5178 09:54:29.666841  # [   55.7417[   62.976031] hardirqs last disabled at (0): [<ffffffff83900cf0>] copy_process+0x640/0x1c80
 5179 09:54:29.676745  [   62.991374] softirqs last  enabled at (0): [<ffffffff83900cf0>] copy_process+0x640/0x1c80
 5180 09:54:29.690081  10] Code: ff ff f8 da 76 84 ff ff ff ff 42 ac 18 85 ff ff ff ff [   63.000512] softirqs last disabled at (0): [<0000000000000000>] 0x0
 5181 09:54:29.693066  [   63.013721] ---[ end trace 82f3067a6a326e5c ]---
 5182 09:54:29.706424  3e c2 76 84 ff ff ff ff 55 aa 55 aa 00 00 00 00 00 00 00 00 00 0[   63.018881] lkdtm: Overflow detected: saturated
 5183 09:54:29.713297  0 00 00 <e9> 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 54 68 69 73 20 69
 5184 09:54:29.719490  # [   55.768896] RSP: 0018:ffffaf22821efe48 EFLAGS: 00010246
 5185 09:54:29.726200  # [   55.774728] RAX: 0000000000000033 RBX: 0000000000000000 RCX: 0000000000000000
 5186 09:54:29.736170  # [   55.782687] RDX: 0000000000000000 RSI: ffff9f1cbac9bf70 RDI: ffff9f1cbac9bf70
 5187 09:54:29.742776  # [   55.790655] RBP: ffffffff84d9b320 R08: 0000000000000000 R09: 0000000000000000
 5188 09:54:29.752708  # [   55.798622] R10: 00000000ffffe000 R11: 3fffffffffffffff R12: 000000000000000c
 5189 09:54:29.758951  # [   55.806589] R13: ffffaf22821eff10 R14: ffffaf22821eff10 R15: ffff9f1c43373000
 5190 09:54:29.768823  # [   55.814557] FS:  00007efec8a54580(0000) GS:ffff9f1cbac80000(0000) knlGS:0000000000000000
 5191 09:54:29.775540  # [   55.823593] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
 5192 09:54:29.782310  # [   55.830026] CR2: ffffffff84d9b320 CR3: 00000001054a2004 CR4: 00000000003706e0
 5193 09:54:29.785471  # [   55.837994] Call Trace:
 5194 09:54:29.792144  # [   55.840712]  ? execute_location+0x45/0x56
 5195 09:54:29.795461  # [   55.845187]  ? direct_entry.cold+0x2c/0x38
 5196 09:54:29.802090  # [   55.855978]  ? full_proxy_write+0x53/0x80
 5197 09:54:29.805394  # [   55.860454]  ? vfs_write+0xe7/0x3a0
 5198 09:54:29.808605  # [   55.870553]  ? ksys_write+0x68/0xf0
 5199 09:54:29.811712  # [   55.874446]  ? do_syscall_64+0x30/0x40
 5200 09:54:29.818519  # [   55.878630]  ? entry_SYSCALL_64_after_hwframe+0x61/0xc6
 5201 09:54:29.834849  # [   55.890676] Modules linked in: fuse ip_tables cros_ec_sensors cros_ec_sensors_core industrialio_trigger[   63.149289] lkdtm: Performing direct entry REFCOUNT_DEC_ZERO
 5202 09:54:29.841580  [   63.160850] lkdtm: attempting good refcount_dec()
 5203 09:54:29.847837  [   63.166162] lkdtm: attempting bad refcount_dec() to zero
 5204 09:54:29.857816  ed_buffer kfifo_buf industrialio cros_ec_chardev cros_ec_sysfs c[   63.172128] ------------[ cut here ]------------
 5205 09:54:29.870859  ros_ec_debugfs cros_ec_lightbar cros_ec_sensorhub x86_pkg_temp_t[   63.183482] refcount_t: decrement hit 0; leaking memory.
 5206 09:54:29.880898  [   63.195640] WARNING: CPU: 2 PID: 2181 at lib/refcount.c:31 refcount_warn_saturate+0xfb/0x110
 5207 09:54:29.907110  [   63.205073] 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_debugfs cros_ec_lightbar cros_ec_sensorhub x86_pkg_temp_thermal cros_ec_dev cros_usbpd_notify
 5208 09:54:29.910735  hermal cros_ec_dev cros_usbpd_notify
 5209 09:54:29.920608  # [   55.923303] CR2: ffff[   63.231545] CPU: 2 PID: 2181 Comm: cat Tainted: G      D W         5.10.145-cip17 #1
 5210 09:54:29.927030  [   63.246427] Hardware name: Google Rammus/Rammus, BIOS  09/04/2020
 5211 09:54:29.930233  ffff84d9b320
 5212 09:54:29.940098  # [   55.926999] ---[ end trace 82f3067a6a326e51 ][   63.253249] RIP: 0010:refcount_warn_saturate+0xfb/0x110
 5213 09:54:29.959992  [   63.265288] Code: 70 65 12 85 c6 05 29 49 94 01 01 e8 da 65 98 00 0f 0b c3 cc cc cc cc 48 c7 c7 40 65 12 85 c6 05 10 49 94 01 01 e8 c0 65 98 00 <0f> 0b c3 cc cc cc cc 66 66 2e 0f 1f 84 00 00 00 00 00 0f 1f 00 8b
 5214 09:54:29.966608  [   63.286272] RSP: 0018:ffffaf2282ad7e48 EFLAGS: 00010286
 5215 09:54:29.976418  [   63.292107] RAX: 0000000000000000 RBX: 000000000000002f RCX: 0000000000000000
 5216 09:54:29.983216  [   63.300078] RDX: ffff9f1cbad2c660 RSI: ffff9f1cbad1bf70 RDI: ffff9f1cbad1bf70
 5217 09:54:29.989385  [   63.308047] RBP: ffffffff8518aab1 R08: 0000000000000000 R09: 0000000000000000
 5218 09:54:29.999511  [   63.316028] R10: 00000000ffffe000 R11: 3fffffffffffffff R12: 0000000000000012
 5219 09:54:30.005956  [   63.323998] R13: ffffaf2282ad7f10 R14: ffffaf2282ad7f10 R15: ffff9f1c45573000
 5220 09:54:30.015782  [   63.331986] FS:  00007fee636f5580(0000) GS:ffff9f1cbad00000(0000) knlGS:0000000000000000
 5221 09:54:30.015874  ---
 5222 09:54:30.022207  # [   55.932143] RIP: 0010:lkdtm_BUG+0x5/0x10
 5223 09:54:30.028854  # [   55.936[   63.341030] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
 5224 09:54:30.035378  [   63.353656] CR2: 00007fee634fe000 CR3: 0000000105532004 CR4: 00000000003706e0
 5225 09:54:30.039056  [   63.361627] Call Trace:
 5226 09:54:30.045266  [   63.364357]  lkdtm_REFCOUNT_DEC_ZERO+0x4d/0xbd
 5227 09:54:30.048754  [   63.369345]  direct_entry.cold+0x2c/0x38
 5228 09:54:30.051862  [   63.373750]  full_proxy_write+0x53/0x80
 5229 09:54:30.058439  [   63.378056]  vfs_write+0xe7/0x3a0
 5230 09:54:30.061792  [   63.381780]  ksys_write+0x68/0xf0
 5231 09:54:30.065045  [   63.385481]  do_syscall_64+0x30/0x40
 5232 09:54:30.071894  [   63.389495]  entry_SYSCALL_64_after_hwframe+0x61/0xc6
 5233 09:54:30.075008  [   63.395137] RIP: 0033:0x7fee6360b8f3
 5234 09:54:30.094624  [   63.399126] Code: 8b 15 a1 25 0e 00 f7 d8 64 89 02 48 c7 c0 ff ff ff ff eb b7 0f 1f 00 64 8b 04 25 18 00 00 00 85 c0 75 14 b8 01 00 00 00 0f 05 <48> 3d 00 f0 ff ff 77 55 c3 0f 1f 40 00 48 83 ec 28 48 89 54 24 18
 5235 09:54:30.104618  [   63.420107] RSP: 002b:00007ffd40c0efa8 EFLAGS: 00000246 ORIG_RAX: 0000000000000001
 5236 09:54:30.111177  [   63.428564] RAX: ffffffffffffffda RBX: 0000000000000012 RCX: 00007fee6360b8f3
 5237 09:54:30.118052  [   63.436535] RDX: 0000000000000012 RSI: 00007fee634fe000 RDI: 0000000000000001
 5238 09:54:30.127720  [   63.444504] RBP: 00007fee634fe000 R08: 00007fee634fd010 R09: 0000000000000000
 5239 09:54:30.140989  509] Code: 89 ff e8 2e b6 a3 ff 48 c7 c0 ea ff ff ff eb de 48 c7[   63.452475] R10: fffffffffffffbc5 R11: 0000000000000246 R12: 0000000000000001
 5240 09:54:30.151218  [   63.466661] R13: 0000000000000001 R14: 0000000000020000 R15: 0000000000020000
 5241 09:54:30.160691   c0 ea ff ff ff c3 cc cc cc cc 48 c7 c0 f4 ff ff ff eb c9 0f 1f [   63.474638] irq event stamp: 0
 5242 09:54:30.167710  [   63.484252] hardirqs last  enabled at (0): [<0000000000000000>] 0x0
 5243 09:54:30.173907  [   63.491284] hardirqs last disabled at (0): [<ffffffff83900cf0>] copy_process+0x640/0x1c80
 5244 09:54:30.183911  [   63.500420] softirqs last  enabled at (0): [<ffffffff83900cf0>] copy_process+0x640/0x1c80
 5245 09:54:30.190876  [   63.509558] softirqs last disabled at (0): [<0000000000000000>] 0x0
 5246 09:54:30.197071  [   63.516560] ---[ end trace 82f3067a6a326e5d ]---
 5247 09:54:30.200839  [   63.521716] lkdtm: Zero detected: saturated
 5248 09:54:30.210255  44 00 00 <0f> 0b 66 0f 1f 84 00 00 00 00 00 0f 1f 44 00 00 83 05 80 fc 93 02
 5249 09:54:30.213545  # [   55.957484] RSP: 0018:ffffaf22814f7e60 EFLAGS: 00010286
 5250 09:54:30.223710  # [   55.963306] RAX: ffffffff840de890 RBX: 0000000000000001 RCX: 0000000000000000
 5251 09:54:30.229917  # [   55.971274] RDX: 0000000000000000 RSI: ffff9f1cbac9bf70 RDI: ffffffff84d9ae90
 5252 09:54:30.239893  # [   55.979242] RBP: ffffffff851e5df0 R08: 0000000000000001 R09: 0000000000000001
 5253 09:54:30.246411  # [   55.987209] R10: 00000000ffffe000 R11: 3fffffffffffffff R12: 0000000000000004
 5254 09:54:30.256345  # [   55.995175] R13: ffffaf22814f7f10 R14: ffffaf22814f7f10 R15: ffff9f1c44c51000
 5255 09:54:30.266574  # [   56.003141] FS:  00007efec8a54580(0000) GS:ffff9f1cbac80000(0000) knlGS:0000000000000000
 5256 09:54:30.273197  # [   56.012175] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
 5257 09:54:30.279401  # [   56.018589] CR2: ffffffff84d9b320 CR3: 00000001054a2004 CR4: 00000000003706e0
 5258 09:54:30.282726  # EXEC_RODATA: saw 'call trace:': ok
 5259 09:54:30.286074  ok 34 selftests: lkdtm: EXEC_RODATA.sh
 5260 09:54:30.292881  # selftests: lkdtm: EXEC_USERSPACE.sh
 5261 09:54:30.292967  # Killed
 5262 09:54:30.299619  # [   56.125597] lkdtm: Performing direct entry EXEC_USERSPACE
 5263 09:54:30.306149  # [   56.132035] lkdtm: attempting ok execution at ffffffff840dec60
 5264 09:54:30.312421  # [   56.144771] lkdtm: attempting bad execution at 00007f1f5d136000
 5265 09:54:30.319516  # [   56.157613] unable to execute userspace code (SMEP?) (uid: 0)
 5266 09:54:30.325867  # [   56.170219] BUG: unable to handle page fault for address: 00007f1f5d136000
 5267 09:54:30.332439  # [   56.177897] #PF: supervisor instruction fetch in kernel mode
 5268 09:54:30.338927  # [   56.184232] #PF: error_code(0x0011) - permissions violation
 5269 09:54:30.349010  # [   56.190451] PGD 80000001056ba067 P4D 80000001056ba067 PUD 103f0b067 PMD 1055d6067 PTE 1140bb067
 5270 09:54:30.359239  # [   56.206386[   63.669886] lkdtm: Performing direct entry REFCOUNT_DEC_NEGATIVE
 5271 09:54:30.359329  ] Oops: 0011 [#10] SMP PTI
 5272 09:54:30.368880  # [   56.210365] CPU: 1 PID: 1807 Co[   63.682329] lkdtm: attempting bad refcount_dec() below zero
 5273 09:54:30.375252  mm: cat Tainted: G      D W         5.10.145-cip17 #1
 5274 09:54:30.382018  # [   56.[   63.694771] ------------[ cut here ]------------
 5275 09:54:30.388419  219028] Hardware name: Google Rammus/Rammus, BIOS  09/04/2020
 5276 09:54:30.391719  #[   63.706172] refcount_t: decrement hit 0; leaking memory.
 5277 09:54:30.398756   [   56.225833] RIP: 0010:0x7f1f5d136000
 5278 09:54:30.408299  # [   56.229818] Code:[   63.718362] WARNING: CPU: 0 PID: 2216 at lib/refcount.c:31 refcount_warn_saturate+0xfb/0x110
 5279 09:54:30.414946   Unable to access opcode bytes at RIP 0x7f1f5d135fd6.
 5280 09:54:30.441265  # [   56.[   63.733996] 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_debugfs cros_ec_lightbar cros_ec_sensorhub x86_pkg_temp_thermal cros_ec_dev cros_usbpd_notify
 5281 09:54:30.447769  237104] RSP: 0018:ffffaf2282597e50 EFLAGS: 00010246
 5282 09:54:30.457625  # [   56.24[   63.766654] CPU: 0 PID: 2216 Comm: cat Tainted: G      D W         5.10.145-cip17 #1
 5283 09:54:30.471148  2937] RAX: 0000000000000033 RBX: 0000000000000024 RCX: 000000000[   63.781509] Hardware name: Google Rammus/Rammus, BIOS  09/04/2020
 5284 09:54:30.471254  0000000
 5285 09:54:30.480721  # [   56.250904] RDX: 0000000000000000 RSI: ffff9f1cbac[   63.794576] RIP: 0010:refcount_warn_saturate+0xfb/0x110
 5286 09:54:30.484013  9bf70 RDI: ffff9f1cbac9bf70
 5287 09:54:30.507251  # [   56.258871] RBP: 00007f1f5d136[   63.806590] Code: 70 65 12 85 c6 05 29 49 94 01 01 e8 da 65 98 00 0f 0b c3 cc cc cc cc 48 c7 c7 40 65 12 85 c6 05 10 49 94 01 01 e8 c0 65 98 00 <0f> 0b c3 cc cc cc cc 66 66 2e 0f 1f 84 00 00 00 00 00 0f 1f 00 8b
 5288 09:54:30.513767  000 R08: 0000000000000000 R09: 0000000000000000
 5289 09:54:30.520530  # [   56.266838[   63.833808] RSP: 0018:ffffaf2282b97e48 EFLAGS: 00010286
 5290 09:54:30.533549  ] R10: 00000000ffffe000 R11: 3fffffffffffffff R12: 0000000000000[   63.845901] RAX: 0000000000000000 RBX: 0000000000000030 RCX: 0000000000000000
 5291 09:54:30.536803  00f
 5292 09:54:30.550066  # [   56.274805] R13: ffffaf2282597f10 R14: ffffaf2282597f1[   63.860060] RDX: ffff9f1cbac2c660 RSI: ffff9f1cbac1bf70 RDI: ffff9f1cbac1bf70
 5293 09:54:30.550155  0 R15: ffff9f1c426b2000
 5294 09:54:30.563157  # [   56.282774] FS:  00007f1f5d107580([   63.874214] RBP: ffffffff8518aac3 R08: 0000000000000000 R09: 0000000000000000
 5295 09:54:30.569736  0000) GS:ffff9f1cbac80000(0000) knlGS:0000000000000000
 5296 09:54:30.576634  # [   56[   63.888417] R10: 00000000ffffe000 R11: 3fffffffffffffff R12: 0000000000000016
 5297 09:54:30.582869  .291810] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
 5298 09:54:30.592915  # [ [   63.902574] R13: ffffaf2282b97f10 R14: ffffaf2282b97f10 R15: ffff9f1c456da000
 5299 09:54:30.606238    56.298223] CR2: 00007f1f5d136000 CR3: 000000010357c003 CR4: 00[   63.916813] FS:  00007fa48fe4c580(0000) GS:ffff9f1cbac00000(0000) knlGS:0000000000000000
 5300 09:54:30.609543  000000003706e0
 5301 09:54:30.612836  # [   56.306189] Call Trace:
 5302 09:54:30.619198  # [   56.308917]  [   63.932050] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
 5303 09:54:30.622458  ? lkdtm_EXEC_USERSPACE.cold+0x66/0xae
 5304 09:54:30.632521  # [   56.314263]  ? direc[   63.944697] CR2: 00007fa48fc55000 CR3: 00000001054ba005 CR4: 00000000003706f0
 5305 09:54:30.635962  t_entry.cold+0x2c/0x38
 5306 09:54:30.642563  # [   56.325047]  ? full_proxy_write+0x5[   63.958881] Call Trace:
 5307 09:54:30.642643  3/0x80
 5308 09:54:30.649025  # [   56.329522]  ? vfs_write+0xe7/0x3a0
 5309 09:54:30.655710  # [   56.33962[   63.967854]  lkdtm_REFCOUNT_DEC_NEGATIVE+0x37/0x61
 5310 09:54:30.655820  2]  ? ksys_write+0x68/0xf0
 5311 09:54:30.665789  # [   56.343514]  ? do_syscall_64+0x[   63.979405]  direct_entry.cold+0x2c/0x38
 5312 09:54:30.665888  30/0x40
 5313 09:54:30.675250  # [   56.347697]  ? entry_SYSCALL_64_after_hwframe+0x61[   63.990051]  full_proxy_write+0x53/0x80
 5314 09:54:30.675337  /0xc6
 5315 09:54:30.685640  # [   56.359744] Modules linked in: fuse ip_tables cros_e[   64.000507]  vfs_write+0xe7/0x3a0
 5316 09:54:30.695045  c_sensors cros_ec_sensors_core industrialio_triggered_buffer kfi[   64.010449]  ksys_write+0x68/0xf0
 5317 09:54:30.705038  fo_buf industrialio cros_ec_chardev cros_ec_sysfs cros_ec_debugf[   64.020365]  do_syscall_64+0x30/0x40
 5318 09:54:30.718524  s cros_ec_lightbar cros_ec_sensorhub x86_pkg_temp_thermal cros_e[   64.030570]  entry_SYSCALL_64_after_hwframe+0x61/0xc6
 5319 09:54:30.718617  c_dev cros_usbpd_notify
 5320 09:54:30.728248  # [   56.392375] CR2: 00007f1f5d136000[   64.042419] RIP: 0033:0x7fa48fd628f3
 5321 09:54:30.731419  # [   56.396072] ---[ end trace 82f3067a6a326e52 ]---
 5322 09:54:30.754603  # [   56[   64.052691] Code: 8b 15 a1 25 0e 00 f7 d8 64 89 02 48 c7 c0 ff ff ff ff eb b7 0f 1f 00 64 8b 04 25 18 00 00 00 85 c0 75 14 b8 01 00 00 00 0f 05 <48> 3d 00 f0 ff ff 77 55 c3 0f 1f 40 00 48 83 ec 28 48 89 54 24 18
 5323 09:54:30.757735  .401226] RIP: 0010:lkdtm_BUG+0x5/0x10
 5324 09:54:30.771038  # [   56.405600] Code: 89[   64.079838] RSP: 002b:00007ffe6f37ba58 EFLAGS: 00000246 ORIG_RAX: 0000000000000001
 5325 09:54:30.784309   ff e8 2e b6 a3 ff 48 c7 c0 ea ff ff ff eb de 48 c7 c0 ea ff ff [   64.094511] RAX: ffffffffffffffda RBX: 0000000000000016 RCX: 00007fa48fd628f3
 5326 09:54:30.797519  ff c3 cc cc cc cc 48 c7 c0 f4 ff ff ff eb c9 0f 1f 44 00 00 <0f>[   64.108688] RDX: 0000000000000016 RSI: 00007fa48fc55000 RDI: 0000000000000001
 5327 09:54:30.810639   0b 66 0f 1f 84 00 00 00 00 00 0f 1f 44 00 00 83 05 80 fc 93 02[   64.122861] RBP: 00007fa48fc55000 R08: 00007fa48fc54010 R09: 0000000000000000
 5328 09:54:30.813911  
 5329 09:54:30.816880  # [   56.426581] RSP: 0018:ffffaf22814f7e60 EFLAGS: 00010286
 5330 09:54:30.826770  #[   64.137068] R10: fffffffffffffbc5 R11: 0000000000000246 R12: 0000000000000001
 5331 09:54:30.840198   [   56.432412] RAX: ffffffff840de890 RBX: 0000000000000001 RCX:[   64.151270] R13: 0000000000000001 R14: 0000000000020000 R15: 0000000000020000
 5332 09:54:30.843454   0000000000000000
 5333 09:54:30.850175  # [   56.440382] RDX: 0000000000000000 RSI: f[   64.165467] irq event stamp: 0
 5334 09:54:30.853406  fff9f1cbac9bf70 RDI: ffffffff84d9ae90
 5335 09:54:30.863478  # [   56.448348] RBP: fff[   64.175072] hardirqs last  enabled at (0): [<0000000000000000>] 0x0
 5336 09:54:30.869623  fffff851e5df0 R08: 0000000000000001 R09: 0000000000000001
 5337 09:54:30.879517  # [  [   64.188290] hardirqs last disabled at (0): [<ffffffff83900cf0>] copy_process+0x640/0x1c80
 5338 09:54:30.892925   56.456317] R10: 00000000ffffe000 R11: 3fffffffffffffff R12: 000[   64.203711] softirqs last  enabled at (0): [<ffffffff83900cf0>] copy_process+0x640/0x1c80
 5339 09:54:30.896225  0000000000004
 5340 09:54:30.906176  # [   56.464285] R13: ffffaf22814f7f10 R14: ffffa[   64.219083] softirqs last disabled at (0): [<0000000000000000>] 0x0
 5341 09:54:30.909204  f22814f7f10 R15: ffff9f1c44c51000
 5342 09:54:30.919362  # [   56.472254] FS:  00007f1[   64.232300] ---[ end trace 82f3067a6a326e5e ]---
 5343 09:54:30.929353  f5d107580(0000) GS:ffff9f1cbac80000(0000) knlGS:0000000000000000[   64.243690] lkdtm: Negative detected: saturated
 5344 09:54:30.929520  
 5345 09:54:30.935541  # [   56.481282] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
 5346 09:54:30.945612  # [   56.487696] CR2: 00007f1f5d136000 CR3: 000000010357c003 CR4: 00000000003706e0
 5347 09:54:30.955220  # [   56.495662] BUG: sleeping function called from invalid context at include/linux/percpu-rwsem.h:49
 5348 09:54:30.965109  # [   56.505573] in_atomic(): 0, irqs_disabled(): 1, non_block: 0, pid: 1807, name: cat
 5349 09:54:30.968345  # [   56.514027] INFO: lockdep is turned off.
 5350 09:54:30.971902  # [   56.518394] irq event stamp: 0
 5351 09:54:30.978664  # [   56.521797] hardirqs last  enabled at (0): [<0000000000000000>] 0x0
 5352 09:54:30.988408  # [   56.528796] hardirqs last disabled at (0): [<ffffffff83900cf0>] copy_process+0x640/0x1c80
 5353 09:54:30.998279  # [   56.537920] softirqs last  enabled at (0): [<ffffffff83900cf0>] copy_process+0x640/0x1c80
 5354 09:54:31.004974  # [   56.547055] softirqs last disabled at (0): [<0000000000000000>] 0x0
 5355 09:54:31.014998  # [   56.554054] CPU: 1 PID: 1807 Comm: cat Tainted: G      D W         5.10.145-cip17 #1
 5356 09:54:31.021319  # [   56.562703] Hardware name: Google Rammus/Rammus, BIOS  09/04/2020
 5357 09:54:31.024572  # [   56.569506] Call Trace:
 5358 09:54:31.027796  # [   56.572232]  dump_stack+0x77/0x9b
 5359 09:54:31.031370  # [   56.575932]  ___might_sleep.cold+0xa6/0xb6
 5360 09:54:31.037799  # [   56.580504]  exit_signals+0x1c/0x2e0
 5361 09:54:31.041049  # [   56.584493]  do_exit+0xd5/0xb00
 5362 09:54:31.044267  # [   56.587988]  ? ksys_write+0x68/0xf0
 5363 09:54:31.047376  # [   56.591881]  rewind_stack_do_exit+0x17/0x20
 5364 09:54:31.054423  # [   56.596550] RIP: 0033:0x7f1f5d01d8f3
 5365 09:54:31.067266  # [   56.606749] Code: 8b 15 a1 25 0e 00 f7 d8 64 89 02 48 c7 c0 ff ff ff f[   64.379862] lkdtm: Performing direct entry REFCOUNT_DEC_AND_TEST_NEGATIVE
 5366 09:54:31.080666  f eb b7 0f 1f 00 64 8b 04 25 18 00 00 00 85 c0 75 14 b8 01 00 00[   64.393143] lkdtm: attempting bad refcount_dec_and_test() below zero
 5367 09:54:31.093647   00 0f 05 <48> 3d 00 f0 ff ff 77 55 c3 0f 1f 40 00 48 83 ec 28 4[   64.406471] ------------[ cut here ]------------
 5368 09:54:31.093740  8 89 54 24 18
 5369 09:54:31.103510  # [   56.627728] RSP: 002b:00007ffe21d09b28 EFLAG[   64.417836] refcount_t: underflow; use-after-free.
 5370 09:54:31.106796  S: 00000246 ORIG_RAX: 0000000000000001
 5371 09:54:31.120244  # [   56.636172] RAX: ff[   64.429458] WARNING: CPU: 0 PID: 2251 at lib/refcount.c:28 refcount_warn_saturate+0xba/0x110
 5372 09:54:31.126876  ffffffffffffda RBX: 000000000000000f RCX: 00007f1f5d01d8f3
 5373 09:54:31.153410  # [ [   64.445053] 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_debugfs cros_ec_lightbar cros_ec_sensorhub x86_pkg_temp_thermal cros_ec_dev cros_usbpd_notify
 5374 09:54:31.166325    56.644139] RDX: 000000000000000f RSI: 00007f1f5cf10000 RDI: 00[   64.477707] CPU: 0 PID: 2251 Comm: cat Tainted: G      D W         5.10.145-cip17 #1
 5375 09:54:31.169623  00000000000001
 5376 09:54:31.179678  # [   56.652107] RBP: 00007f1f5cf10000 R08: 0000[   64.492594] Hardware name: Google Rammus/Rammus, BIOS  09/04/2020
 5377 09:54:31.182987  7f1f5cf0f010 R09: 0000000000000000
 5378 09:54:31.192860  # [   56.660075] R10: ffffff[   64.505639] RIP: 0010:refcount_warn_saturate+0xba/0x110
 5379 09:54:31.199170  fffffffbc5 R11: 0000000000000246 R12: 0000000000000001
 5380 09:54:31.219449  # [   56[   64.517678] Code: 01 01 e8 24 66 98 00 0f 0b c3 cc cc cc cc 80 3d 62 49 94 01 00 75 85 48 c7 c7 18 65 12 85 c6 05 52 49 94 01 01 e8 01 66 98 00 <0f> 0b c3 cc cc cc cc 80 3d 3d 49 94 01 00 0f 85 5e ff ff ff 48 c7
 5381 09:54:31.232217  .668042] R13: 0000000000000001 R14: 0000000000020000 R15: 000000[   64.544916] RSP: 0018:ffffaf2282c17e40 EFLAGS: 00010286
 5382 09:54:31.232321  0000020000
 5383 09:54:31.235508  # EXEC_USERSPACE: saw 'call trace:': ok
 5384 09:54:31.245459  ok 35 selft[   64.556954] RAX: 0000000000000000 RBX: 0000000000000031 RCX: 0000000000000000
 5385 09:54:31.248644  ests: lkdtm: EXEC_USERSPACE.sh
 5386 09:54:31.262077  # selftests: lkdtm: EXEC_NULL.sh[   64.571203] RDX: ffff9f1cbac2c660 RSI: ffff9f1cbac1bf70 RDI: ffff9f1cbac1bf70
 5387 09:54:31.262185  
 5388 09:54:31.262261  # Killed
 5389 09:54:31.275186  # [   56.815890] lkdtm: Performing direct entry EXEC[   64.585388] RBP: ffffffff8518a718 R08: 0000000000000000 R09: 0000000000000000
 5390 09:54:31.275301  _NULL
 5391 09:54:31.288487  # [   56.824534] lkdtm: attempting ok execution at ffffff[   64.599625] R10: 00000000ffffe000 R11: 3fffffffffffffff R12: 000000000000001f
 5392 09:54:31.288597  ff840dec60
 5393 09:54:31.301639  # [   56.831064] lkdtm: attempting bad execution at [   64.613792] R13: ffffaf2282c17f10 R14: ffffaf2282c17f10 R15: ffff9f1c433b5000
 5394 09:54:31.304923  0000000000000000
 5395 09:54:31.318180  # [   56.837688] BUG: kernel NULL pointer dere[   64.628036] FS:  00007fbb9a922580(0000) GS:ffff9f1cbac00000(0000) knlGS:0000000000000000
 5396 09:54:31.321368  ference, address: 0000000000000000
 5397 09:54:31.331163  # [   56.845466] #PF: superv[   64.643286] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
 5398 09:54:31.334752  isor instruction fetch in kernel mode
 5399 09:54:31.344422  # [   56.851785] #PF: err[   64.655976] CR2: 00007fbb9a72b000 CR3: 0000000104e06004 CR4: 00000000003706f0
 5400 09:54:31.347630  or_code(0x0010) - not-present page
 5401 09:54:31.354288  # [   56.857519] PGD 0 P4D 0[   64.670138] Call Trace:
 5402 09:54:31.354385   
 5403 09:54:31.357880  # [   56.860345] Oops: 0010 [#11] SMP PTI
 5404 09:54:31.367715  # [   56.870546] C[   64.679147]  __refcount_sub_and_test.constprop.0+0x3c/0x50
 5405 09:54:31.377691  PU: 3 PID: 1843 Comm: cat Tainted: G      D W         5.10.145-c[   64.691457]  lkdtm_REFCOUNT_DEC_AND_TEST_NEGATIVE+0x3e/0x78
 5406 09:54:31.380873  ip17 #1
 5407 09:54:31.390762  # [   56.879196] Hardware name: Google Rammus/Rammus, B[   64.703965]  direct_entry.cold+0x2c/0x38
 5408 09:54:31.390852  IOS  09/04/2020
 5409 09:54:31.394071  # [   56.892214] RIP: 0010:0x0
 5410 09:54:31.400893  # [   56.895134[   64.714501]  full_proxy_write+0x53/0x80
 5411 09:54:31.410501  ] Code: Unable to access opcode bytes at RIP 0xffffffffffffffd6.[   64.725051]  vfs_write+0xe7/0x3a0
 5412 09:54:31.410591  
 5413 09:54:31.417146  # [   56.902802] RSP: 0018:ffffaf2282607e48 EFLAGS: 00010246
 5414 09:54:31.420471  [   64.734937]  ksys_write+0x68/0xf0
 5415 09:54:31.430309  # [   56.908634] RAX: 0000000000000033 RBX: 0000000000000000 RCX[   64.744860]  do_syscall_64+0x30/0x40
 5416 09:54:31.433610  : 0000000000000000
 5417 09:54:31.443629  # [   56.916600] RDX: 0000000000000000 RSI: [   64.755054]  entry_SYSCALL_64_after_hwframe+0x61/0xc6
 5418 09:54:31.446775  ffff9f1cbad9bf70 RDI: ffff9f1cbad9bf70
 5419 09:54:31.453459  # [   56.924567] RBP: 00[   64.766954] RIP: 0033:0x7fbb9a8388f3
 5420 09:54:31.456824  00000000000000 R08: 0000000000000000 R09: 0000000000000000
 5421 09:54:31.479774  # [ [   64.777109] Code: 8b 15 a1 25 0e 00 f7 d8 64 89 02 48 c7 c0 ff ff ff ff eb b7 0f 1f 00 64 8b 04 25 18 00 00 00 85 c0 75 14 b8 01 00 00 00 0f 05 <48> 3d 00 f0 ff ff 77 55 c3 0f 1f 40 00 48 83 ec 28 48 89 54 24 18
 5422 09:54:31.493027    56.932533] R10: 00000000ffffe000 R11: 3fffffffffffffff R12: 00[   64.804367] RSP: 002b:00007ffe7e242f48 EFLAGS: 00000246 ORIG_RAX: 0000000000000001
 5423 09:54:31.496294  0000000000000a
 5424 09:54:31.509483  # [   56.940500] R13: ffffaf2282607f10 R14: ffff[   64.819039] RAX: ffffffffffffffda RBX: 000000000000001f RCX: 00007fbb9a8388f3
 5425 09:54:31.512690  af2282607f10 R15: ffff9f1c43ff7000
 5426 09:54:31.522553  # [   56.948468] FS:  00007f[   64.833239] RDX: 000000000000001f RSI: 00007fbb9a72b000 RDI: 0000000000000001
 5427 09:54:31.536010  a9d0227580(0000) GS:ffff9f1cbad80000(0000) knlGS:000000000000000[   64.847413] RBP: 00007fbb9a72b000 R08: 00007fbb9a72a010 R09: 0000000000000000
 5428 09:54:31.536114  0
 5429 09:54:31.549303  # [   56.957504] CS:  0010 DS: 0000 ES: 0000 CR0: 00000000800[   64.861601] R10: fffffffffffffbc5 R11: 0000000000000246 R12: 0000000000000001
 5430 09:54:31.552555  50033
 5431 09:54:31.565563  # [   56.963917] CR2: ffffffffffffffd6 CR3: 0000000103574[   64.875792] R13: 0000000000000001 R14: 0000000000020000 R15: 0000000000020000
 5432 09:54:31.569161  004 CR4: 00000000003706e0
 5433 09:54:31.569256  # [   56.971884] Call Trace:
 5434 09:54:31.575748  # [   5[   64.890036] irq event stamp: 0
 5435 09:54:31.578813  6.974612]  execute_location+0x45/0x56
 5436 09:54:31.588827  # [   56.978889]  direct_[   64.899645] hardirqs last  enabled at (0): [<0000000000000000>] 0x0
 5437 09:54:31.588921  entry.cold+0x2c/0x38
 5438 09:54:31.602085  # [   56.983266]  full_proxy_write+0x53/0x[   64.912884] hardirqs last disabled at (0): [<ffffffff83900cf0>] copy_process+0x640/0x1c80
 5439 09:54:31.605217  80
 5440 09:54:31.608585  # [   56.987546]  vfs_write+0xe7/0x3a0
 5441 09:54:31.618161  # [   56.991241]  ks[   64.928254] softirqs last  enabled at (0): [<ffffffff83900cf0>] copy_process+0x640/0x1c80
 5442 09:54:31.621515  ys_write+0x68/0xf0
 5443 09:54:31.625009  # [   56.994939]  do_syscall_64+0x30/0x40
 5444 09:54:31.631606  #[   64.943589] softirqs last disabled at (0): [<0000000000000000>] 0x0
 5445 09:54:31.638031   [   56.998925]  entry_SYSCALL_64_after_hwframe+0x61/0xc6
 5446 09:54:31.644984  # [  [   64.956809] ---[ end trace 82f3067a6a326e5f ]---
 5447 09:54:31.647832   57.004562] RIP: 0033:0x7fa9d013d8f3
 5448 09:54:31.654708  # [   57.008549] Code: 8b [   64.968182] lkdtm: Negative detected: saturated
 5449 09:54:31.674170  15 a1 25 0e 00 f7 d8 64 89 02 48 c7 c0 ff ff ff ff eb b7 0f 1f 00 64 8b 04 25 18 00 00 00 85 c0 75 14 b8 01 00 00 00 0f 05 <48> 3d 00 f0 ff ff 77 55 c3 0f 1f 40 00 48 83 ec 28 48 89 54 24 18
 5450 09:54:31.680821  # [   57.029515] RSP: 002b:00007ffd03431a78 EFLAGS: 00000246 ORIG_RAX: 0000000000000001
 5451 09:54:31.690649  # [   57.037975] RAX: ffffffffffffffda RBX: 000000000000000a RCX: 00007fa9d013d8f3
 5452 09:54:31.697220  # [   57.045941] RDX: 000000000000000a RSI: 00007fa9d0030000 RDI: 0000000000000001
 5453 09:54:31.707130  # [   57.053908] RBP: 00007fa9d0030000 R08: 00007fa9d002f010 R09: 0000000000000000
 5454 09:54:31.713705  # [   57.061875] R10: fffffffffffffbc5 R11: 0000000000000246 R12: 0000000000000001
 5455 09:54:31.723662  # [   57.069841] R13: 0000000000000001 R14: 0000000000020000 R15: 0000000000020000
 5456 09:54:31.749732  # [   57.077811] 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_debugfs cros_ec_lightbar cros_ec_sensorhub x86_pkg_temp_thermal cros_ec_dev cros_usbpd_notify
 5457 09:54:31.753487  # [   57.104264] CR2: 0000000000000000
 5458 09:54:31.759761  # [   57.114171] ---[ end trace 82f3067a6a326e53 ]---
 5459 09:54:31.763150  # [   57.119326] RIP: 0010:lkdtm_BUG+0x5/0x10
 5460 09:54:31.782542  # [   57.123700] Code: 89 ff e8 2e b6 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 80 fc 93 02
 5461 09:54:31.792552  # [   57.[   65.105044] lkdtm: Performing direct entry REFCOUNT_SUB_AND_TEST_NEGATIVE
 5462 09:54:31.799510  144677] RSP: 0018:ffffaf22814f7e60 EFLAGS: 00010286
 5463 09:54:31.806175  # [   57.15[   65.117573] lkdtm: attempting bad refcount_sub_and_test() below zero
 5464 09:54:31.815883  0508] RAX: ffffffff840de890 RBX: 0000000000000001 RCX: 000000000[   65.130907] ------------[ cut here ]------------
 5465 09:54:31.819239  0000000
 5466 09:54:31.829167  # [   57.158474] RDX: 0000000000000000 RSI: ffff9f1cbac[   65.142275] refcount_t: underflow; use-after-free.
 5467 09:54:31.832532  9bf70 RDI: ffffffff84d9ae90
 5468 09:54:31.845532  # [   57.166442] RBP: ffffffff851e5[   65.153850] WARNING: CPU: 0 PID: 2286 at lib/refcount.c:28 refcount_warn_saturate+0xba/0x110
 5469 09:54:31.848685  df0 R08: 0000000000000001 R09: 0000000000000001
 5470 09:54:31.878480  # [   57.174408[   65.169480] 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_debugfs cros_ec_lightbar cros_ec_sensorhub x86_pkg_temp_thermal cros_ec_dev cros_usbpd_notify
 5471 09:54:31.891477  ] R10: 00000000ffffe000 R11: 3fffffffffffffff R12: 0000000000000[   65.202116] CPU: 0 PID: 2286 Comm: cat Tainted: G      D W         5.10.145-cip17 #1
 5472 09:54:31.891612  004
 5473 09:54:31.904698  # [   57.182375] R13: ffffaf22814f7f10 R14: ffffaf22814f7f1[   65.216975] Hardware name: Google Rammus/Rammus, BIOS  09/04/2020
 5474 09:54:31.907946  0 R15: ffff9f1c44c51000
 5475 09:54:31.917877  # [   57.190341] FS:  00007fa9d0227580([   65.229992] RIP: 0010:refcount_warn_saturate+0xba/0x110
 5476 09:54:31.921195  0000) GS:ffff9f1cbad80000(0000) knlGS:0000000000000000
 5477 09:54:31.944243  # [   57[   65.242071] Code: 01 01 e8 24 66 98 00 0f 0b c3 cc cc cc cc 80 3d 62 49 94 01 00 75 85 48 c7 c7 18 65 12 85 c6 05 52 49 94 01 01 e8 01 66 98 00 <0f> 0b c3 cc cc cc cc 80 3d 3d 49 94 01 00 0f 85 5e ff ff ff 48 c7
 5478 09:54:31.950908  .199377] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
 5479 09:54:31.957289  # [ [   65.269296] RSP: 0018:ffffaf2282c97e40 EFLAGS: 00010286
 5480 09:54:31.970711    57.205790] CR2: ffffffffffffffd6 CR3: 0000000103574004 CR4: 00[   65.281364] RAX: 0000000000000000 RBX: 0000000000000032 RCX: 0000000000000000
 5481 09:54:31.970804  000000003706e0
 5482 09:54:31.973911  # EXEC_NULL: saw 'call trace:': ok
 5483 09:54:31.983706  ok 36 selfte[   65.295587] RDX: ffff9f1cbac2c660 RSI: ffff9f1cbac1bf70 RDI: ffff9f1cbac1bf70
 5484 09:54:31.987078  sts: lkdtm: EXEC_NULL.sh
 5485 09:54:32.000385  # selftests: lkdtm: ACCESS_USERSPACE.s[   65.309744] RBP: ffffffff8518a738 R08: 0000000000000000 R09: 0000000000000000
 5486 09:54:32.000482  h
 5487 09:54:32.000556  # Killed
 5488 09:54:32.013923  # [   57.316043] lkdtm: Performing direct entry ACC[   65.323962] R10: 00000000ffffe000 R11: 3fffffffffffffff R12: 000000000000001f
 5489 09:54:32.014005  ESS_USERSPACE
 5490 09:54:32.026959  # [   57.325723] lkdtm: attempting bad read at 00[   65.338140] R13: ffffaf2282c97f10 R14: ffffaf2282c97f10 R15: ffff9f1c43452000
 5491 09:54:32.029992  007fc370dc4000
 5492 09:54:32.043444  # [   57.331864] BUG: unable to handle page faul[   65.352338] FS:  00007fa714181580(0000) GS:ffff9f1cbac00000(0000) knlGS:0000000000000000
 5493 09:54:32.046854  t for address: 00007fc370dc4000
 5494 09:54:32.056518  # [   57.339549] #PF: superviso[   65.367559] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
 5495 09:54:32.056605  r read access in kernel mode
 5496 09:54:32.069942  # [   57.345286] #PF: error_code(0[   65.380207] CR2: 00007fa713f8a000 CR3: 0000000104de8001 CR4: 00000000003706f0
 5497 09:54:32.072922  x0001) - permissions violation
 5498 09:54:32.079822  # [   57.351499] PGD 8000000103d[   65.394402] Call Trace:
 5499 09:54:32.089652  8e067 P4D 8000000103d8e067 PUD 10555c067 PMD 103300067 PTE 1144b[   65.403375]  __refcount_sub_and_test.constprop.0+0x3c/0x50
 5500 09:54:32.089746  e067
 5501 09:54:32.096276  # [   57.367433] Oops: 0001 [#12] SMP PTI
 5502 09:54:32.102897  # [   57.371422[   65.415740]  lkdtm_REFCOUNT_SUB_AND_TEST_NEGATIVE+0x3e/0x7b
 5503 09:54:32.112794  ] CPU: 3 PID: 1878 Comm: cat Tainted: G      D W         5.10.14[   65.428177]  direct_entry.cold+0x2c/0x38
 5504 09:54:32.116144  5-cip17 #1
 5505 09:54:32.122626  # [   57.380068] Hardware name: Google Rammus/Rammus[   65.438786]  full_proxy_write+0x53/0x80
 5506 09:54:32.125852  , BIOS  09/04/2020
 5507 09:54:32.132402  # [   57.386874] RIP: 0010:lkdtm_ACCESS_USER[   65.449298]  vfs_write+0xe7/0x3a0
 5508 09:54:32.135916  SPACE.cold+0x41/0xa3
 5509 09:54:32.142276  # [   57.393096] Code: 00 00 00 75 64 48 8[   65.459213]  ksys_write+0x68/0xf0
 5510 09:54:32.155800  3 c4 10 5d c3 cc cc cc cc 48 89 ee 48 c7 c7 60 b9 18 85 e8 09 9a[   65.469171]  do_syscall_64+0x30/0x40
 5511 09:54:32.165437   fd ff 48 c7 c7 88 b9 18 85 b8 de c0 de c0 <48> 03 45 00 48 89 0[   65.479332]  entry_SYSCALL_64_after_hwframe+0x61/0xc6
 5512 09:54:32.172271  4 24 e8 f0 99 fd ff 48 89 ee 48 c7 c7 b0 b9 18
 5513 09:54:32.175718  # [   57.414064][   65.491178] RIP: 0033:0x7fa7140978f3
 5514 09:54:32.182122   RSP: 0018:ffffaf22826bfe48 EFLAGS: 00010246
 5515 09:54:32.201814  # [   57.419896] R[   65.501396] Code: 8b 15 a1 25 0e 00 f7 d8 64 89 02 48 c7 c0 ff ff ff ff eb b7 0f 1f 00 64 8b 04 25 18 00 00 00 85 c0 75 14 b8 01 00 00 00 0f 05 <48> 3d 00 f0 ff ff 77 55 c3 0f 1f 40 00 48 83 ec 28 48 89 54 24 18
 5516 09:54:32.218385  AX: 00000000c0dec0de RBX: 0000000000000026 RCX: 0000000000000000[   65.528617] RSP: 002b:00007ffeb77389e8 EFLAGS: 00000246 ORIG_RAX: 0000000000000001
 5517 09:54:32.218470  
 5518 09:54:32.231416  # [   57.427863] RDX: 0000000000000000 RSI: ffff9f1cbad9bf70 R[   65.543269] RAX: ffffffffffffffda RBX: 000000000000001f RCX: 00007fa7140978f3
 5519 09:54:32.234868  DI: ffffffff8518b988
 5520 09:54:32.248082  # [   57.435831] RBP: 00007fc370dc4000 R08[   65.557476] RDX: 000000000000001f RSI: 00007fa713f8a000 RDI: 0000000000000001
 5521 09:54:32.251226  : 0000000000000000 R09: 0000000000000000
 5522 09:54:32.261331  # [   57.443797] R10: [   65.571643] RBP: 00007fa713f8a000 R08: 00007fa713f89010 R09: 0000000000000000
 5523 09:54:32.267781  00000000ffffe000 R11: 3fffffffffffffff R12: 0000000000000011
 5524 09:54:32.274610  # [   65.585873] R10: fffffffffffffbc5 R11: 0000000000000246 R12: 0000000000000001
 5525 09:54:32.287578  [   57.451764] R13: ffffaf22826bff10 R14: ffffaf22826bff10 R15: [   65.600050] R13: 0000000000000001 R14: 0000000000020000 R15: 0000000000020000
 5526 09:54:32.291054  ffff9f1c44e0f000
 5527 09:54:32.297252  # [   57.459731] FS:  00007fc370d95580(0000) G[   65.614285] irq event stamp: 0
 5528 09:54:32.304265  S:ffff9f1cbad80000(0000) knlGS:0000000000000000
 5529 09:54:32.310798  # [   57.468766[   65.623868] hardirqs last  enabled at (0): [<0000000000000000>] 0x0
 5530 09:54:32.317326  ] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
 5531 09:54:32.327220  # [   57.47[   65.637111] hardirqs last disabled at (0): [<ffffffff83900cf0>] copy_process+0x640/0x1c80
 5532 09:54:32.343435  5181] CR2: 00007fc370dc4000 CR3: 00000001032ac006 CR4: 000000000[   65.652476] softirqs last  enabled at (0): [<ffffffff83900cf0>] copy_process+0x640/0x1c80
 5533 09:54:32.343523  03706e0
 5534 09:54:32.346737  # [   57.483148] Call Trace:
 5535 09:54:32.356839  # [   57.485875]  direct_[   65.667822] softirqs last disabled at (0): [<0000000000000000>] 0x0
 5536 09:54:32.356917  entry.cold+0x2c/0x38
 5537 09:54:32.366828  # [   57.490253]  full_proxy_write+0x53/0x[   65.681052] ---[ end trace 82f3067a6a326e60 ]---
 5538 09:54:32.366909  80
 5539 09:54:32.370039  # [   57.494533]  vfs_write+0xe7/0x3a0
 5540 09:54:32.380199  # [   57.498231]  ks[   65.692438] lkdtm: Negative detected: saturated
 5541 09:54:32.380291  ys_write+0x68/0xf0
 5542 09:54:32.383543  # [   57.501929]  do_syscall_64+0x30/0x40
 5543 09:54:32.389817  # [   57.505916]  entry_SYSCALL_64_after_hwframe+0x61/0xc6
 5544 09:54:32.393082  # [   57.511554] RIP: 0033:0x7fc370cab8f3
 5545 09:54:32.416667  # [   57.515533] Code: 8b 15 a1 25 0e 00 f7 d8 64 89 02 48 c7 c0 ff ff ff ff eb b7 0f 1f 00 64 8b 04 25 18 00 00 00 85 c0 75 14 b8 01 00 00 00 0f 05 <48> 3d 00 f0 ff ff 77 55 c3 0f 1f 40 00 48 83 ec 28 48 89 54 24 18
 5546 09:54:32.423058  # [   57.536502] RSP: 002b:00007ffe91719408 EFLAGS: 00000246 ORIG_RAX: 0000000000000001
 5547 09:54:32.432623  # [   57.544973] RAX: ffffffffffffffda RBX: 0000000000000011 RCX: 00007fc370cab8f3
 5548 09:54:32.439259  # [   57.552945] RDX: 0000000000000011 RSI: 00007fc370b9e000 RDI: 0000000000000001
 5549 09:54:32.449163  # [   57.560912] RBP: 00007fc370b9e000 R08: 00007fc370b9d010 R09: 0000000000000000
 5550 09:54:32.455902  # [   57.568880] R10: fffffffffffffbc5 R11: 0000000000000246 R12: 0000000000000001
 5551 09:54:32.465956  # [   57.576847] R13: 0000000000000001 R14: 0000000000020000 R15: 0000000000020000
 5552 09:54:32.495457  # [   57.584819] 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_debugfs cros_ec_lightbar cros_ec_sensorhub x86_pkg_temp_thermal cros_ec_dev cros[   65.813102] lkdtm: Performing direct entry REFCOUNT_INC_ZERO
 5553 09:54:32.505174  [   65.821857] lkdtm: attempting safe refcount_inc_not_zero() from zero
 5554 09:54:32.508740  [   65.828989] lkdtm: Good: zero detected
 5555 09:54:32.511875  [   65.833176] lkdtm: Correctly stayed at zero
 5556 09:54:32.518375  [   65.837847] lkdtm: attempting bad refcount_inc() from zero
 5557 09:54:32.525051  [   65.844005] ------------[ cut here ]------------
 5558 09:54:32.528315  [   65.849161] refcount_t: addition on 0; use-after-free.
 5559 09:54:32.538453  [   65.854925] WARNING: CPU: 3 PID: 2318 at lib/refcount.c:25 refcount_warn_saturate+0x74/0x110
 5560 09:54:32.541660  _usbpd_notify
 5561 09:54:32.545066  # [   57.611273] CR2: 00007fc370dc4000
 5562 09:54:32.571107  # [   57.[   65.864364] 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_debugfs cros_ec_lightbar cros_ec_sensorhub x86_pkg_temp_thermal cros_ec_dev cros_usbpd_notify
 5563 09:54:32.581017  [   65.897015] CPU: 3 PID: 2318 Comm: cat Tainted: G      D W         5.10.145-cip17 #1
 5564 09:54:32.587624  [   65.905698] Hardware name: Google Rammus/Rammus, BIOS  09/04/2020
 5565 09:54:32.594414  [   65.912505] RIP: 0010:refcount_warn_saturate+0x74/0x110
 5566 09:54:32.614202  [   65.918342] Code: 01 01 e8 6a 66 98 00 0f 0b c3 cc cc cc cc 80 3d a9 49 94 01 00 75 cb 48 c7 c7 e8 64 12 85 c6 05 99 49 94 01 01 e8 47 66 98 00 <0f> 0b c3 cc cc cc cc 80 3d 88 49 94 01 00 75 a8 48 c7 c7 c0 64 12
 5567 09:54:32.620739  [   65.939327] RSP: 0018:ffffaf2282cf7e48 EFLAGS: 00010286
 5568 09:54:32.627278  [   65.945187] RAX: 0000000000000000 RBX: 0000000000000033 RCX: 0000000000000000
 5569 09:54:32.637201  [   65.953158] RDX: ffff9f1cbadac660 RSI: ffff9f1cbad9bf70 RDI: ffff9f1cbad9bf70
 5570 09:54:32.644046  [   65.961128] RBP: ffffffff8518aad9 R08: 0000000000000000 R09: 0000000000000000
 5571 09:54:32.647233  621181] ---[ end trace 82f3067a6a326e54 ]---
 5572 09:54:32.656993  # [   57.626334] R[   65.969102] R10: 00000000ffffe000 R11: 3fffffffffffffff R12: 0000000000000012
 5573 09:54:32.666941  [   65.983289] R13: ffffaf2282cf7f10 R14: ffffaf2282cf7f10 R15: ffff9f1c456da000
 5574 09:54:32.670151  IP: 0010:lkdtm_BUG+0x5/0x10
 5575 09:54:32.680099  # [   57.630707] Code: 89 ff e8 2e [   65.991266] FS:  00007f5c27f9d580(0000) GS:ffff9f1cbad80000(0000) knlGS:0000000000000000
 5576 09:54:32.686821  [   66.006517] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
 5577 09:54:32.696468  [   66.012981] CR2: 00007f5c27da6000 CR3: 0000000103552004 CR4: 00000000003706e0
 5578 09:54:32.703372  b6 a3 ff 48 c7 c0 ea ff ff ff eb de 48 c7 c0 ea ff ff ff c3 cc c[   66.020956] Call Trace:
 5579 09:54:32.710115  [   66.029899]  lkdtm_REFCOUNT_INC_ZERO+0x99/0xc1
 5580 09:54:32.713290  [   66.034893]  direct_entry.cold+0x2c/0x38
 5581 09:54:32.719837  [   66.039306]  full_proxy_write+0x53/0x80
 5582 09:54:32.723083  [   66.043619]  vfs_write+0xe7/0x3a0
 5583 09:54:32.726309  [   66.047319]  ksys_write+0x68/0xf0
 5584 09:54:32.729859  [   66.051032]  do_syscall_64+0x30/0x40
 5585 09:54:32.736263  [   66.055046]  entry_SYSCALL_64_after_hwframe+0x61/0xc6
 5586 09:54:32.739918  [   66.060689] RIP: 0033:0x7f5c27eb38f3
 5587 09:54:32.759272  [   66.064681] Code: 8b 15 a1 25 0e 00 f7 d8 64 89 02 48 c7 c0 ff ff ff ff eb b7 0f 1f 00 64 8b 04 25 18 00 00 00 85 c0 75 14 b8 01 00 00 00 0f 05 <48> 3d 00 f0 ff ff 77 55 c3 0f 1f 40 00 48 83 ec 28 48 89 54 24 18
 5588 09:54:32.769134  [   66.085689] RSP: 002b:00007fff3b8bc798 EFLAGS: 00000246 ORIG_RAX: 0000000000000001
 5589 09:54:32.782688  c cc cc 48 c7 c0 f4 ff ff ff eb c9 0f 1f 44 00 00 <0f> 0b 66 0f [   66.094164] RAX: ffffffffffffffda RBX: 0000000000000012 RCX: 00007f5c27eb38f3
 5590 09:54:32.792291  [   66.108341] RDX: 0000000000000012 RSI: 00007f5c27da6000 RDI: 0000000000000001
 5591 09:54:32.799118  [   66.116312] RBP: 00007f5c27da6000 R08: 00007f5c27da5010 R09: 0000000000000000
 5592 09:54:32.808848  [   66.124284] R10: fffffffffffffbc5 R11: 0000000000000246 R12: 0000000000000001
 5593 09:54:32.815491  [   66.132253] R13: 0000000000000001 R14: 0000000000020000 R15: 0000000000020000
 5594 09:54:32.818646  [   66.140227] irq event stamp: 0
 5595 09:54:32.825303  1f 84 00 00 00 00 00 0f 1f 44 00 00 83 05 80 fc 93 02
 5596 09:54:32.832040  # [   57.[   66.143663] hardirqs last  enabled at (0): [<0000000000000000>] 0x0
 5597 09:54:32.841561  [   66.156873] hardirqs last disabled at (0): [<ffffffff83900cf0>] copy_process+0x640/0x1c80
 5598 09:54:32.851582  [   66.166029] softirqs last  enabled at (0): [<ffffffff83900cf0>] copy_process+0x640/0x1c80
 5599 09:54:32.858480  [   66.175164] softirqs last disabled at (0): [<0000000000000000>] 0x0
 5600 09:54:32.861523  [   66.182164] ---[ end trace 82f3067a6a326e61 ]---
 5601 09:54:32.868375  [   66.187318] lkdtm: Zero detected: saturated
 5602 09:54:32.871496  651686] RSP: 0018:ffffaf22814f7e60 EFLAGS: 00010286
 5603 09:54:32.881452  # [   57.657517] RAX: ffffffff840de890 RBX: 0000000000000001 RCX: 0000000000000000
 5604 09:54:32.887962  # [   57.665482] RDX: 0000000000000000 RSI: ffff9f1cbac9bf70 RDI: ffffffff84d9ae90
 5605 09:54:32.897723  # [   57.673448] RBP: ffffffff851e5df0 R08: 0000000000000001 R09: 0000000000000001
 5606 09:54:32.904581  # [   57.681415] R10: 00000000ffffe000 R11: 3fffffffffffffff R12: 0000000000000004
 5607 09:54:32.914226  # [   57.689380] R13: ffffaf22814f7f10 R14: ffffaf22814f7f10 R15: ffff9f1c44c51000
 5608 09:54:32.920845  # [   57.697346] FS:  00007fc370d95580(0000) GS:ffff9f1cbad80000(0000) knlGS:0000000000000000
 5609 09:54:32.927419  # [   57.706382] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
 5610 09:54:32.937299  # [   57.712793] CR2: 00007fc370dc4000 CR3: 00000001032ac006 CR4: 00000000003706e0
 5611 09:54:32.946833  # [   57.720760] BUG: sleeping function called from invalid context at include/linux/percpu-rwsem.h:49
 5612 09:54:32.956814  # [   57.730669] in_atomic(): 0, irqs_disabled(): 1, non_block: 0, pid: 1878, name: cat
 5613 09:54:32.960066  # [   57.739120] INFO: lockdep is turned off.
 5614 09:54:32.963513  # [   57.743495] irq event stamp: 0
 5615 09:54:32.970121  # [   57.746900] hardirqs last  enabled at (0): [<0000000000000000>] 0x0
 5616 09:54:32.980008  # [   57.753889] hardirqs last disabled at (0): [<ffffffff83900cf0>] copy_process+0x640/0x1c80
 5617 09:54:32.989930  # [   57.763038] softirqs last  enabled at (0): [[   66.304940] lkdtm: Performing direct entry REFCOUNT_ADD_ZERO
 5618 09:54:32.999861  [   66.316469] lkdtm: attempting safe refcount_add_not_zero() from zero
 5619 09:54:33.003151  <ffffffff83900cf0>] copy_process+0x640/0x1c80
 5620 09:54:33.009585  # [   57.772171] [   66.323570] lkdtm: Good: zero detected
 5621 09:54:33.016425  softirqs last disabled at (0): [<0000000000000000>] 0x0
 5622 09:54:33.019219  # [   5[   66.333966] lkdtm: Correctly stayed at zero
 5623 09:54:33.032600  7.779168] CPU: 3 PID: 1878 Comm: cat Tainted: G      D W        [   66.344848] lkdtm: attempting bad refcount_add() from zero
 5624 09:54:33.032691   5.10.145-cip17 #1
 5625 09:54:33.042327  # [   57.787813] Hardware name: Google Rammu[   66.357193] ------------[ cut here ]------------
 5626 09:54:33.049096  [   66.368562] refcount_t: addition on 0; use-after-free.
 5627 09:54:33.052656  s/Rammus, BIOS  09/04/2020
 5628 09:54:33.055788  # [   57.794616] Call Trace:
 5629 09:54:33.065527  # [   [   66.374329] WARNING: CPU: 1 PID: 2350 at lib/refcount.c:25 refcount_warn_saturate+0x74/0x110
 5630 09:54:33.068882  57.797342]  dump_stack+0x77/0x9b
 5631 09:54:33.098727  # [   57.801038]  ___might_sle[   66.389939] 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_debugfs cros_ec_lightbar cros_ec_sensorhub x86_pkg_temp_thermal cros_ec_dev cros_usbpd_notify
 5632 09:54:33.098820  ep.cold+0xa6/0xb6
 5633 09:54:33.105462  # [   57.805608]  exit_signals+0x1c/0x2e0
 5634 09:54:33.112002  # [   66.422637] CPU: 1 PID: 2350 Comm: cat Tainted: G      D W         5.10.145-cip17 #1
 5635 09:54:33.115157  [   57.809597]  do_exit+0xd5/0xb00
 5636 09:54:33.124891  # [   57.813100]  ? ksys_wri[   66.437478] Hardware name: Google Rammus/Rammus, BIOS  09/04/2020
 5637 09:54:33.128355  te+0x68/0xf0
 5638 09:54:33.131452  # [   57.816992]  rewind_stack_do_exit+0x17/0x20
 5639 09:54:33.137974  [   66.450500] RIP: 0010:refcount_warn_saturate+0x74/0x110
 5640 09:54:33.157833  [   66.462552] Code: 01 01 e8 6a 66 98 00 0f 0b c3 cc cc cc cc 80 3d a9 49 94 01 00 75 cb 48 c7 c7 e8 64 12 85 c6 05 99 49 94 01 01 e8 47 66 98 00 <0f> 0b c3 cc cc cc cc 80 3d 88 49 94 01 00 75 a8 48 c7 c7 c0 64 12
 5641 09:54:33.161208  # [   57.821658] RIP: 0033:0x7fc370cab8f3
 5642 09:54:33.171035  # [   57.825646] Code[   66.483535] RSP: 0018:ffffaf2282dc7e48 EFLAGS: 00010286
 5643 09:54:33.177820  [   66.495581] RAX: 0000000000000000 RBX: 0000000000000034 RCX: 0000000000000000
 5644 09:54:33.194052  : 8b 15 a1 25 0e 00 f7 d8 64 89 02 48 c7 c0 ff ff ff ff eb b7 0f[   66.503555] RDX: ffff9f1cbacac660 RSI: ffff9f1cbac9bf70 RDI: ffff9f1cbac9bf70
 5645 09:54:33.200716  [   66.517735] RBP: ffffffff8518aaeb R08: 0000000000000000 R09: 0000000000000000
 5646 09:54:33.214108   1f 00 64 8b 04 25 18 00 00 00 85 c0 75 14 b8 01 00 00 00 0f 05 [   66.525709] R10: 00000000ffffe000 R11: 3fffffffffffffff R12: 0000000000000012
 5647 09:54:33.223904  [   66.539888] R13: ffffaf2282dc7f10 R14: ffffaf2282dc7f10 R15: ffff9f1c4408e000
 5648 09:54:33.237323  <48> 3d 00 f0 ff ff 77 55 c3 0f 1f 40 00 48 83 ec 28 48 89 54 24[   66.547864] FS:  00007f32f67c1580(0000) GS:ffff9f1cbac80000(0000) knlGS:0000000000000000
 5649 09:54:33.243768  [   66.563112] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
 5650 09:54:33.243854   18
 5651 09:54:33.260129  # [   57.846618] RSP: 002b:00007ffe91719408 EFLAGS: 0000024[   66.569529] CR2: 00007f32f65ca000 CR3: 0000000103308004 CR4: 00000000003706e0
 5652 09:54:33.260215  [   66.583712] Call Trace:
 5653 09:54:33.263308  6 ORIG_RAX: 0000000000000001
 5654 09:54:33.273320  # [   57.855062] RAX: ffffffffffff[   66.586445]  lkdtm_REFCOUNT_ADD_ZERO+0x99/0xc1
 5655 09:54:33.276937  ffda RBX: 0000000000000011 RCX: 00007fc370cab8f3
 5656 09:54:33.283458  # [   57.86303[   66.597616]  direct_entry.cold+0x2c/0x38
 5657 09:54:33.293177  6] RDX: 0000000000000011 RSI: 00007fc370b9e000 RDI: 000000000000[   66.608213]  full_proxy_write+0x53/0x80
 5658 09:54:33.293264  0001
 5659 09:54:33.303250  # [   57.871003] RBP: 00007fc370b9e000 R08: 00007fc370b9d0[   66.618712]  vfs_write+0xe7/0x3a0
 5660 09:54:33.306439  10 R09: 0000000000000000
 5661 09:54:33.312946  # [   57.878975] R10: fffffffffffffbc5[   66.628626]  ksys_write+0x68/0xf0
 5662 09:54:33.319506   R11: 0000000000000246 R12: 0000000000000001
 5663 09:54:33.323018  # [   57.886941] R[   66.638541]  do_syscall_64+0x30/0x40
 5664 09:54:33.336178  13: 0000000000000001 R14: 0000000000020000 R15: 0000000000020000[   66.648746]  entry_SYSCALL_64_after_hwframe+0x61/0xc6
 5665 09:54:33.339464  [   66.660603] RIP: 0033:0x7f32f66d78f3
 5666 09:54:33.339549  
 5667 09:54:33.342972  # ACCESS_USERSPACE: saw 'call trace:': ok
 5668 09:54:33.365704  ok 37 selftests: lk[   66.664595] Code: 8b 15 a1 25 0e 00 f7 d8 64 89 02 48 c7 c0 ff ff ff ff eb b7 0f 1f 00 64 8b 04 25 18 00 00 00 85 c0 75 14 b8 01 00 00 00 0f 05 <48> 3d 00 f0 ff ff 77 55 c3 0f 1f 40 00 48 83 ec 28 48 89 54 24 18
 5669 09:54:33.369296  dtm: ACCESS_USERSPACE.sh
 5670 09:54:33.372518  # selftests: lkdtm: ACCESS_NULL.sh
 5671 09:54:33.382578  # [   66.691788] RSP: 002b:00007fff4881b138 EFLAGS: 00000246 ORIG_RAX: 0000000000000001
 5672 09:54:33.388746  [   66.706463] RAX: ffffffffffffffda RBX: 0000000000000012 RCX: 00007f32f66d78f3
 5673 09:54:33.388832  Killed
 5674 09:54:33.402176  # [   58.008492] lkdtm: Performing direct entry ACCESS_N[   66.714439] RDX: 0000000000000012 RSI: 00007f32f65ca000 RDI: 0000000000000001
 5675 09:54:33.411889  [   66.728619] RBP: 00007f32f65ca000 R08: 00007f32f65c9010 R09: 0000000000000000
 5676 09:54:33.411983  ULL
 5677 09:54:33.425109  # [   58.018797] lkdtm: attempting bad read at 000000000000[   66.736592] R10: fffffffffffffbc5 R11: 0000000000000246 R12: 0000000000000001
 5678 09:54:33.434886  [   66.750769] R13: 0000000000000001 R14: 0000000000020000 R15: 0000000000020000
 5679 09:54:33.434972  0000
 5680 09:54:33.444717  # [   58.031139] BUG: kernel NULL pointer dereference, add[   66.758764] irq event stamp: 0
 5681 09:54:33.444803  ress: 0000000000000000
 5682 09:54:33.458064  # [   58.045109] #PF: supervisor read ac[   66.768359] hardirqs last  enabled at (0): [<0000000000000000>] 0x0
 5683 09:54:33.458150  cess in kernel mode
 5684 09:54:33.471343  # [   58.050842] #PF: error_code(0x0000) - [   66.781577] hardirqs last disabled at (0): [<ffffffff83900cf0>] copy_process+0x640/0x1c80
 5685 09:54:33.481218  [   66.796928] softirqs last  enabled at (0): [<ffffffff83900cf0>] copy_process+0x640/0x1c80
 5686 09:54:33.484643  not-present page
 5687 09:54:33.484727  # [   58.056576] PGD 0 P4D 0 
 5688 09:54:33.494592  # [   58.059399[   66.806068] softirqs last disabled at (0): [<0000000000000000>] 0x0
 5689 09:54:33.500802  [   66.819278] ---[ end trace 82f3067a6a326e62 ]---
 5690 09:54:33.500887  ] Oops: 0000 [#13] SMP PTI
 5691 09:54:33.510707  # [   58.063387] CPU: 0 PID: 1913 Co[   66.824435] lkdtm: Zero detected: saturated
 5692 09:54:33.513943  mm: cat Tainted: G      D W         5.10.145-cip17 #1
 5693 09:54:33.524120  # [   58.072033] Hardware name: Google Rammus/Rammus, BIOS  09/04/2020
 5694 09:54:33.527725  # [   58.078839] RIP: 0010:lkdtm_ACCESS_NULL+0x14/0x53
 5695 09:54:33.550629  # [   58.084094] Code: ad 99 fd ff be 00 10 00 00 48 89 ef e8 ad a9 39 ff e9 69 ff ff ff 0f 1f 44 00 00 53 31 f6 48 c7 c7 60 b9 18 85 e8 87 99 fd ff <48> 8b 1c 25 00 00 00 00 b8 de c0 de c0 48 c7 c7 88 b9 18 85 48 01
 5696 09:54:33.553738  # [   58.105068] RSP: 0018:ffffaf2282737e58 EFLAGS: 00010246
 5697 09:54:33.563774  # [   58.110899] RAX: 000000000000002e RBX: 0000000000000027 RCX: 0000000000000000
 5698 09:54:33.570101  # [   58.118864] RDX: 0000000000000000 RSI: ffff9f1cbac1bf70 RDI: ffff9f1cbac1bf70
 5699 09:54:33.579904  # [   58.126832] RBP: ffffffff8518aa51 R08: 0000000000000000 R09: 0000000000000000
 5700 09:54:33.586656  # [   58.134799] R10: 00000000ffffe000 R11: 3fffffffffffffff R12: 000000000000000c
 5701 09:54:33.596875  # [   58.142765] R13: ffffaf2282737f10 R14: ffffaf2282737f10 R15: ffff9f1c426c2000
 5702 09:54:33.606411  # [   58.150733] FS:  00007f49f2158580(0000) GS:ffff9f1cbac00000(0000) knlGS:0000000000000000
 5703 09:54:33.613055  # [   58.159768] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
 5704 09:54:33.619744  # [   58.166181] CR2: 0000000000000000 CR3: 0000000104f86005 CR4: 00000000003706f0
 5705 09:54:33.622861  # [   58.174148] Call Trace:
 5706 09:54:33.626142  # [   58.176874]  direct_entry.cold+0x2c/0x38
 5707 09:54:33.632778  # [   58.181258]  full_proxy_write+0x53/0x80
 5708 09:54:33.642768  # [   58.185544]  vfs_write[   66.957677] lkdtm: Performing direct entry REFCOUNT_INC_SATURATED
 5709 09:54:33.649273  [   66.966448] lkdtm: attempting bad refcount_inc() from saturated
 5710 09:54:33.649363  +0xe7/0x3a0
 5711 09:54:33.652674  # [   58.189245]  ksys_write+0x68/0xf0
 5712 09:54:33.659134  # [   58.19[   66.973094] ------------[ cut here ]------------
 5713 09:54:33.665800  [   66.984454] refcount_t: saturated; leaking memory.
 5714 09:54:33.675662  [   66.989823] WARNING: CPU: 3 PID: 2385 at lib/refcount.c:22 refcount_warn_saturate+0x51/0x110
 5715 09:54:33.702037  [   66.999259] 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_debugfs cros_ec_lightbar cros_ec_sensorhub x86_pkg_temp_thermal cros_ec_dev cros_usbpd_notify
 5716 09:54:33.705515  2943]  do_syscall_64+0x30/0x40
 5717 09:54:33.715121  # [   58.196936]  entry_SYSCALL_[   67.025727] CPU: 3 PID: 2385 Comm: cat Tainted: G      D W         5.10.145-cip17 #1
 5718 09:54:33.721932  [   67.040584] Hardware name: Google Rammus/Rammus, BIOS  09/04/2020
 5719 09:54:33.728314  [   67.047393] RIP: 0010:refcount_warn_saturate+0x51/0x110
 5720 09:54:33.748063  [   67.053231] Code: 84 bc 00 00 00 c3 cc cc cc cc 85 f6 74 46 80 3d cd 49 94 01 00 75 ee 48 c7 c7 c0 64 12 85 c6 05 bd 49 94 01 01 e8 6a 66 98 00 <0f> 0b c3 cc cc cc cc 80 3d a9 49 94 01 00 75 cb 48 c7 c7 e8 64 12
 5721 09:54:33.754868  [   67.074241] RSP: 0018:ffffaf2282e27e48 EFLAGS: 00010286
 5722 09:54:33.764611  [   67.080079] RAX: 0000000000000000 RBX: 0000000000000035 RCX: 0000000000000000
 5723 09:54:33.771299  [   67.088053] RDX: ffff9f1cbadac660 RSI: ffff9f1cbad9bf70 RDI: ffff9f1cbad9bf70
 5724 09:54:33.778078  [   67.096036] RBP: ffffffff8518aafd R08: 0000000000000000 R09: 0000000000000000
 5725 09:54:33.788324  [   67.104028] R10: 00000000ffffe000 R11: 3fffffffffffffff R12: 0000000000000017
 5726 09:54:33.794142  [   67.112004] R13: ffffaf2282e27f10 R14: ffffaf2282e27f10 R15: ffff9f1c43536000
 5727 09:54:33.804064  [   67.120031] FS:  00007f3066597580(0000) GS:ffff9f1cbad80000(0000) knlGS:0000000000000000
 5728 09:54:33.810859  [   67.129074] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
 5729 09:54:33.817705  [   67.135493] CR2: 00007f30663a0000 CR3: 0000000104e40003 CR4: 00000000003706e0
 5730 09:54:33.820787  [   67.143466] Call Trace:
 5731 09:54:33.827421  [   67.146199]  lkdtm_REFCOUNT_INC_SATURATED+0x3c/0x64
 5732 09:54:33.830537  [   67.151682]  direct_entry.cold+0x2c/0x38
 5733 09:54:33.833953  64_after_hwframe+0x61/0xc6
 5734 09:54:33.840509  # [   58.202573] RIP: 0033:0x7f49f20[   67.156093]  full_proxy_write+0x53/0x80
 5735 09:54:33.843931  [   67.166584]  vfs_write+0xe7/0x3a0
 5736 09:54:33.850409  [   67.170316]  ksys_write+0x68/0xf0
 5737 09:54:33.853800  [   67.174036]  do_syscall_64+0x30/0x40
 5738 09:54:33.860030  [   67.178058]  entry_SYSCALL_64_after_hwframe+0x61/0xc6
 5739 09:54:33.863704  [   67.183704] RIP: 0033:0x7f30664ad8f3
 5740 09:54:33.883104  [   67.187701] Code: 8b 15 a1 25 0e 00 f7 d8 64 89 02 48 c7 c0 ff ff ff ff eb b7 0f 1f 00 64 8b 04 25 18 00 00 00 85 c0 75 14 b8 01 00 00 00 0f 05 <48> 3d 00 f0 ff ff 77 55 c3 0f 1f 40 00 48 83 ec 28 48 89 54 24 18
 5741 09:54:33.893148  [   67.208686] RSP: 002b:00007ffd8d1476f8 EFLAGS: 00000246 ORIG_RAX: 0000000000000001
 5742 09:54:33.899678  [   67.217177] RAX: ffffffffffffffda RBX: 0000000000000017 RCX: 00007f30664ad8f3
 5743 09:54:33.909539  [   67.225151] RDX: 0000000000000017 RSI: 00007f30663a0000 RDI: 0000000000000001
 5744 09:54:33.916376  [   67.233123] RBP: 00007f30663a0000 R08: 00007f306639f010 R09: 0000000000000000
 5745 09:54:33.916458  6e8f3
 5746 09:54:33.929418  # [   58.206560] Code: 8b 15 a1 25 0e 00 f7 d8 64 89 02 4[   67.241098] R10: fffffffffffffbc5 R11: 0000000000000246 R12: 0000000000000001
 5747 09:54:33.939505  [   67.255283] R13: 0000000000000001 R14: 0000000000020000 R15: 0000000000020000
 5748 09:54:33.949199  8 c7 c0 ff ff ff ff eb b7 0f 1f 00 64 8b 04 25 18 00 00 00 85 c0[   67.263264] irq event stamp: 0
 5749 09:54:33.955760  [   67.272876] hardirqs last  enabled at (0): [<0000000000000000>] 0x0
 5750 09:54:33.962513  [   67.279910] hardirqs last disabled at (0): [<ffffffff83900cf0>] copy_process+0x640/0x1c80
 5751 09:54:33.972426  [   67.289047] softirqs last  enabled at (0): [<ffffffff83900cf0>] copy_process+0x640/0x1c80
 5752 09:54:33.978839  [   67.298184] softirqs last disabled at (0): [<0000000000000000>] 0x0
 5753 09:54:33.985502  [   67.305185] ---[ end trace 82f3067a6a326e63 ]---
 5754 09:54:33.992219  [   67.310341] lkdtm: Saturation detected: still saturated
 5755 09:54:34.001838   75 14 b8 01 00 00 00 0f 05 <48> 3d 00 f0 ff ff 77 55 c3 0f 1f 40 00 48 83 ec 28 48 89 54 24 18
 5756 09:54:34.008461  # [   58.227528] RSP: 002b:00007fff2c8385d8 EFLAGS: 00000246 ORIG_RAX: 0000000000000001
 5757 09:54:34.018269  # [   58.235981] RAX: ffffffffffffffda RBX: 000000000000000c RCX: 00007f49f206e8f3
 5758 09:54:34.024701  # [   58.243947] RDX: 000000000000000c RSI: 00007f49f1f61000 RDI: 0000000000000001
 5759 09:54:34.034997  # [   58.251915] RBP: 00007f49f1f61000 R08: 00007f49f1f60010 R09: 0000000000000000
 5760 09:54:34.041078  # [   58.259874] R10: fffffffffffffbc5 R11: 0000000000000246 R12: 0000000000000001
 5761 09:54:34.051070  # [   58.267843] R13: 0000000000000001 R14: 0000000000020000 R15: 0000000000020000
 5762 09:54:34.077722  # [   58.275814] 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_debugfs cros_ec_lightbar cros_ec_sensorhub x86_pkg_temp_thermal cros_ec_dev cros_usbpd_notify
 5763 09:54:34.080624  # [   58.302247] CR2: 0000000000000000
 5764 09:54:34.087401  # [   58.305943] ---[ end trace 82f3067a6a326e55 ]---
 5765 09:54:34.090635  # [   58.311087] RIP: 0010:lkdtm_BUG+0x5/0x10
 5766 09:54:34.116824  # [   58.315464] Code: 89 ff e8 2e b6 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 0[   67.431817] lkdtm: Performing direct entry REFCOUNT_DEC_SATURATED
 5767 09:54:34.119889  0 00 83 05 80 fc 93 02
 5768 09:54:34.130098  # [   58.336441] RSP: 0018:ffffaf22814f7[   67.441156] lkdtm: attempting bad refcount_dec() from saturated
 5769 09:54:34.130189  e60 EFLAGS: 00010286
 5770 09:54:34.139811  # [   58.342264] RAX: ffffffff840de890 RBX[   67.453988] ------------[ cut here ]------------
 5771 09:54:34.143087  : 0000000000000001 RCX: 0000000000000000
 5772 09:54:34.153227  # [   58.350230] RDX: [   67.465356] refcount_t: decrement hit 0; leaking memory.
 5773 09:54:34.159708  0000000000000000 RSI: ffff9f1cbac9bf70 RDI: ffffffff84d9ae90
 5774 09:54:34.169459  # [   67.477530] WARNING: CPU: 1 PID: 2420 at lib/refcount.c:31 refcount_warn_saturate+0xfb/0x110
 5775 09:54:34.199332  [   58.358197] RBP: ffffffff851e5df0 R08: 0000000000000001 R09: [   67.493145] 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_debugfs cros_ec_lightbar cros_ec_sensorhub x86_pkg_temp_thermal cros_ec_dev cros_usbpd_notify
 5776 09:54:34.202690  0000000000000001
 5777 09:54:34.215659  # [   58.366163] R10: 00000000ffffe000 R11: 3f[   67.525786] CPU: 1 PID: 2420 Comm: cat Tainted: G      D W         5.10.145-cip17 #1
 5778 09:54:34.219046  ffffffffffffff R12: 0000000000000004
 5779 09:54:34.228844  # [   58.374130] R13: ffff[   67.540653] Hardware name: Google Rammus/Rammus, BIOS  09/04/2020
 5780 09:54:34.235502  af22814f7f10 R14: ffffaf22814f7f10 R15: ffff9f1c44c51000
 5781 09:54:34.242271  # [   [   67.553677] RIP: 0010:refcount_warn_saturate+0xfb/0x110
 5782 09:54:34.268907  58.382098] FS:  00007f49f2158580(0000) GS:ffff9f1cbac00000(0000)[   67.565728] Code: 70 65 12 85 c6 05 29 49 94 01 01 e8 da 65 98 00 0f 0b c3 cc cc cc cc 48 c7 c7 40 65 12 85 c6 05 10 49 94 01 01 e8 c0 65 98 00 <0f> 0b c3 cc cc cc cc 66 66 2e 0f 1f 84 00 00 00 00 00 0f 1f 00 8b
 5783 09:54:34.272211   knlGS:0000000000000000
 5784 09:54:34.278446  # [   58.391131] CS:  0010 DS: 0000 ES:[   67.592963] RSP: 0018:ffffaf2282ebfe48 EFLAGS: 00010286
 5785 09:54:34.288456  [   67.604981] RAX: 0000000000000000 RBX: 0000000000000036 RCX: 0000000000000000
 5786 09:54:34.291596   0000 CR0: 0000000080050033
 5787 09:54:34.301937  # [   58.397544] CR2: 0000000000000[   67.612978] RDX: ffff9f1cbacac660 RSI: ffff9f1cbac9bf70 RDI: ffff9f1cbac9bf70
 5788 09:54:34.311675  [   67.627161] RBP: ffffffff8518ab14 R08: 0000000000000000 R09: 0000000000000000
 5789 09:54:34.314835  000 CR3: 0000000104f86005 CR4: 00000000003706f0
 5790 09:54:34.324743  # ACCESS_NULL: [   67.635135] R10: 00000000ffffe000 R11: 3fffffffffffffff R12: 0000000000000017
 5791 09:54:34.331361  [   67.649316] R13: ffffaf2282ebff10 R14: ffffaf2282ebff10 R15: ffff9f1c45657000
 5792 09:54:34.334534  saw 'call trace:': ok
 5793 09:54:34.337964  ok 38 selftests: lkdtm: ACCESS_NULL.sh
 5794 09:54:34.348043  #[   67.657291] FS:  00007f6c376da580(0000) GS:ffff9f1cbac80000(0000) knlGS:0000000000000000
 5795 09:54:34.354360  [   67.672541] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
 5796 09:54:34.357705   selftests: lkdtm: WRITE_RO.sh
 5797 09:54:34.357789  # Killed
 5798 09:54:34.368008  # [   58.554007] lkdtm[   67.678977] CR2: 00007f6c374e3000 CR3: 00000001055ee003 CR4: 00000000003706e0
 5799 09:54:34.371071  [   67.693158] Call Trace:
 5800 09:54:34.374367  : Performing direct entry WRITE_RO
 5801 09:54:34.380907  # [   58.560134] lkdtm: atte[   67.695891]  lkdtm_REFCOUNT_DEC_SATURATED+0x37/0x5f
 5802 09:54:34.387618  mpting bad rodata write at ffffffff84d9b310
 5803 09:54:34.394038  # [   58.567076] BU[   67.707546]  direct_entry.cold+0x2c/0x38
 5804 09:54:34.400868  G: unable to handle page fault for address: ffffffff84d9b310
 5805 09:54:34.403835  # [   67.718140]  full_proxy_write+0x53/0x80
 5806 09:54:34.410649  [   58.574761] #PF: supervisor write access in kernel mode
 5807 09:54:34.413864  # [ [   67.728636]  vfs_write+0xe7/0x3a0
 5808 09:54:34.420463    58.580605] #PF: error_code(0x0003) - permissions violation
 5809 09:54:34.423961  # [   67.738551]  ksys_write+0x68/0xf0
 5810 09:54:34.433997  [   58.586827] PGD 15ca29067 P4D 15ca29067 PUD 15ca2a063 PMD 800[   67.748468]  do_syscall_64+0x30/0x40
 5811 09:54:34.434094  000015c2000e1 
 5812 09:54:34.440498  # [   58.594607] Oops: 0003 [#14] SMP PTI
 5813 09:54:34.447416  # [  [   67.758673]  entry_SYSCALL_64_after_hwframe+0x61/0xc6
 5814 09:54:34.450592  [   67.770529] RIP: 0033:0x7f6c375f08f3
 5815 09:54:34.476446   58.604806] CPU: 2 PID: 1948 Comm: cat Tainted: G      D W      [   67.774522] Code: 8b 15 a1 25 0e 00 f7 d8 64 89 02 48 c7 c0 ff ff ff ff eb b7 0f 1f 00 64 8b 04 25 18 00 00 00 85 c0 75 14 b8 01 00 00 00 0f 05 <48> 3d 00 f0 ff ff 77 55 c3 0f 1f 40 00 48 83 ec 28 48 89 54 24 18
 5816 09:54:34.486651  [   67.801716] RSP: 002b:00007ffeaf139dd8 EFLAGS: 00000246 ORIG_RAX: 0000000000000001
 5817 09:54:34.486732     5.10.145-cip17 #1
 5818 09:54:34.499940  # [   58.613454] Hardware name: Google Ram[   67.810172] RAX: ffffffffffffffda RBX: 0000000000000017 RCX: 00007f6c375f08f3
 5819 09:54:34.503180  mus/Rammus, BIOS  09/04/2020
 5820 09:54:34.513135  # [   58.620259] RIP: 0010:lkdtm_W[   67.824355] RDX: 0000000000000017 RSI: 00007f6c374e3000 RDI: 0000000000000001
 5821 09:54:34.522959  [   67.838543] RBP: 00007f6c374e3000 R08: 00007f6c374e2010 R09: 0000000000000000
 5822 09:54:34.523058  RITE_RO+0x2e/0x3a
 5823 09:54:34.535956  # [   58.625216] Code: 00 48 c7 c7 40 b8 18 8[   67.846516] R10: fffffffffffffbc5 R11: 0000000000000246 R12: 0000000000000001
 5824 09:54:34.542811  [   67.860699] R13: 0000000000000001 R14: 0000000000020000 R15: 0000000000020000
 5825 09:54:34.552582  5 48 c7 c6 10 b3 d9 84 e8 31 9c fd ff 48 8b 05 87 ed 62 00 ba 34[   67.868696] irq event stamp: 0
 5826 09:54:34.559465  [   67.878291] hardirqs last  enabled at (0): [<0000000000000000>] 0x0
 5827 09:54:34.575652   12 cd ab 48 c7 c7 70 b8 18 85 48 31 d0 <48> 89 05 71 ed 62 00 e[   67.885296] hardirqs last disabled at (0): [<ffffffff83900cf0>] copy_process+0x640/0x1c80
 5828 09:54:34.585656  [   67.900640] softirqs last  enabled at (0): [<ffffffff83900cf0>] copy_process+0x640/0x1c80
 5829 09:54:34.589101  9 0f 9c fd ff 0f 1f 44 00 00 48 8b 05 80 bd
 5830 09:54:34.598906  # [   58.646194] RS[   67.909779] softirqs last disabled at (0): [<0000000000000000>] 0x0
 5831 09:54:34.602241  [   67.922989] ---[ end trace 82f3067a6a326e64 ]---
 5832 09:54:34.608943  P: 0018:ffffaf22827a7e60 EFLAGS: 00010202
 5833 09:54:34.615699  # [   58.652029] RAX:[   67.928147] lkdtm: Saturation detected: still saturated
 5834 09:54:34.622235   000000000198b861 RBX: 0000000000000028 RCX: 0000000000000000
 5835 09:54:34.628458  # [   58.659997] RDX: 00000000abcd1234 RSI: ffff9f1cbad1bf70 RDI: ffffffff8518b870
 5836 09:54:34.638342  # [   58.667975] RBP: ffffffff8518aa5d R08: 0000000000000000 R09: 0000000000000000
 5837 09:54:34.645528  # [   58.675942] R10: 00000000ffffe000 R11: 3fffffffffffffff R12: 0000000000000009
 5838 09:54:34.654843  # [   58.683909] R13: ffffaf22827a7f10 R14: ffffaf22827a7f10 R15: ffff9f1c43323000
 5839 09:54:34.661785  # [   58.691877] FS:  00007fcff909c580(0000) GS:ffff9f1cbad00000(0000) knlGS:0000000000000000
 5840 09:54:34.668396  # [   58.700910] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
 5841 09:54:34.678196  # [   58.707323] CR2: ffffffff84d9b310 CR3: 00000001008b2001 CR4: 00000000003706e0
 5842 09:54:34.681095  # [   58.715289] Call Trace:
 5843 09:54:34.684392  # [   58.718029]  direct_entry.cold+0x2c/0x38
 5844 09:54:34.691172  # [   58.722411]  full_proxy_write+0x53/0x80
 5845 09:54:34.694414  # [   58.726691]  vfs_write+0xe7/0x3a0
 5846 09:54:34.697760  # [   58.730387]  ksys_write+0x68/0xf0
 5847 09:54:34.701086  # [   58.734085]  do_syscall_64+0x30/0x40
 5848 09:54:34.707451  # [   58.738071]  entry_SYSCALL_64_after_hwframe+0x61/0xc6
 5849 09:54:34.711222  # [   58.743709] RIP: 0033:0x7fcff8fb28f3
 5850 09:54:34.734441  # [   58.747696] Code: 8b 15 a1 25 0e 00 f7 d8 64 89 02 48 c7 c0 ff ff ff ff eb b7 0f 1f 00 64 8b 04 25 18 00 00 00 85 c0 75 14 b8 01 00 00 00 0f 05 <48> 3d 00 f0 ff ff 77 55 c3 0f 1f 40 00 48 83 ec 28 48 89 54 24 18
 5851 09:54:34.747288  # [   58.768664] RSP: 002b:00007ffe8eb179b8 EFLAGS: 00000246 ORIG_R[   68.058256] lkdtm: Performing direct entry REFCOUNT_ADD_SATURATED
 5852 09:54:34.754076  [   68.071332] lkdtm: attempting bad refcount_dec() from saturated
 5853 09:54:34.757355  [   68.077972] ------------[ cut here ]------------
 5854 09:54:34.763911  [   68.083158] refcount_t: saturated; leaking memory.
 5855 09:54:34.773865  [   68.088539] WARNING: CPU: 3 PID: 2455 at lib/refcount.c:22 refcount_warn_saturate+0x51/0x110
 5856 09:54:34.773950  AX: 0000000000000001
 5857 09:54:34.806571  # [   58.777108] RAX: ffffffffffffffda RBX[   68.097979] 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_debugfs cros_ec_lightbar cros_ec_sensorhub x86_pkg_temp_thermal cros_ec_dev cros_usbpd_notify
 5858 09:54:34.813255  [   68.130617] CPU: 3 PID: 2455 Comm: cat Tainted: G      D W         5.10.145-cip17 #1
 5859 09:54:34.819711  [   68.139297] Hardware name: Google Rammus/Rammus, BIOS  09/04/2020
 5860 09:54:34.826393  [   68.146105] RIP: 0010:refcount_warn_saturate+0x51/0x110
 5861 09:54:34.849467  [   68.151967] Code: 84 bc 00 00 00 c3 cc cc cc cc 85 f6 74 46 80 3d cd 49 94 01 00 75 ee 48 c7 c7 c0 64 12 85 c6 05 bd 49 94 01 01 e8 6a 66 98 00 <0f> 0b c3 cc cc cc cc 80 3d a9 49 94 01 00 75 cb 48 c7 c7 e8 64 12
 5862 09:54:34.853126  : 0000000000000009 RCX: 00007fcff8fb28f3
 5863 09:54:34.859582  # [   58.785075] RDX: [   68.172969] RSP: 0018:ffffaf2282f3fe48 EFLAGS: 00010286
 5864 09:54:34.869555  [   68.185030] RAX: 0000000000000000 RBX: 0000000000000037 RCX: 0000000000000000
 5865 09:54:34.875781  [   68.193000] RDX: ffff9f1cbadac660 RSI: ffff9f1cbad9bf70 RDI: ffff9f1cbad9bf70
 5866 09:54:34.882406  [   68.200993] RBP: ffffffff8518ab2b R08: 0000000000000000 R09: 0000000000000000
 5867 09:54:34.892648  [   68.208980] R10: 00000000ffffe000 R11: 3fffffffffffffff R12: 0000000000000017
 5868 09:54:34.898898  0000000000000009 RSI: 00007fcff8ea5000 RDI: 0000000000000001
 5869 09:54:34.905767  # [   68.216955] R13: ffffaf2282f3ff10 R14: ffffaf2282f3ff10 R15: ffff9f1c44c45000
 5870 09:54:34.915573  [   68.231138] FS:  00007f8d7d0d2580(0000) GS:ffff9f1cbad80000(0000) knlGS:0000000000000000
 5871 09:54:34.921938  [   68.240176] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
 5872 09:54:34.928487  [   68.246594] CR2: 00007f8d7cedb000 CR3: 0000000105d14004 CR4: 00000000003706e0
 5873 09:54:34.932153  [   68.254566] Call Trace:
 5874 09:54:34.938439  [   68.257297]  lkdtm_REFCOUNT_ADD_SATURATED+0x3c/0x64
 5875 09:54:34.941872  [   68.262769]  direct_entry.cold+0x2c/0x38
 5876 09:54:34.944996  [   68.267150]  full_proxy_write+0x53/0x80
 5877 09:54:34.951709  [   68.271457]  vfs_write+0xe7/0x3a0
 5878 09:54:34.955023  [   68.275157]  ksys_write+0x68/0xf0
 5879 09:54:34.958470  [   68.278857]  do_syscall_64+0x30/0x40
 5880 09:54:34.965079  [   68.282850]  entry_SYSCALL_64_after_hwframe+0x61/0xc6
 5881 09:54:34.968388  [   68.288493] RIP: 0033:0x7f8d7cfe88f3
 5882 09:54:34.987927  [   68.292484] Code: 8b 15 a1 25 0e 00 f7 d8 64 89 02 48 c7 c0 ff ff ff ff eb b7 0f 1f 00 64 8b 04 25 18 00 00 00 85 c0 75 14 b8 01 00 00 00 0f 05 <48> 3d 00 f0 ff ff 77 55 c3 0f 1f 40 00 48 83 ec 28 48 89 54 24 18
 5883 09:54:34.998107  [   68.313469] RSP: 002b:00007fff4af8b9f8 EFLAGS: 00000246 ORIG_RAX: 0000000000000001
 5884 09:54:35.004634  [   68.321926] RAX: ffffffffffffffda RBX: 0000000000000017 RCX: 00007f8d7cfe88f3
 5885 09:54:35.014433  [   68.329898] RDX: 0000000000000017 RSI: 00007f8d7cedb000 RDI: 0000000000000001
 5886 09:54:35.020877  [   68.337870] RBP: 00007f8d7cedb000 R08: 00007f8d7ceda010 R09: 0000000000000000
 5887 09:54:35.027727  [   68.345842] R10: fffffffffffffbc5 R11: 0000000000000246 R12: 0000000000000001
 5888 09:54:35.037348  [   68.353813] R13: 0000000000000001 R14: 0000000000020000 R15: 0000000000020000
 5889 09:54:35.040799  [   68.361790] irq event stamp: 0
 5890 09:54:35.054110  [   58.793041] RBP: 00007fcff8ea5000 R08: 00007fcff8ea4010 R09: [   68.365229] hardirqs last  enabled at (0): [<0000000000000000>] 0x0
 5891 09:54:35.054201  0000000000000000
 5892 09:54:35.067217  # [   58.801023] R10: fffffffffffffbc5 R11: 00[   68.378448] hardirqs last disabled at (0): [<ffffffff83900cf0>] copy_process+0x640/0x1c80
 5893 09:54:35.076985  [   68.393802] softirqs last  enabled at (0): [<ffffffff83900cf0>] copy_process+0x640/0x1c80
 5894 09:54:35.083549  [   68.402939] softirqs last disabled at (0): [<0000000000000000>] 0x0
 5895 09:54:35.090084  [   68.409979] ---[ end trace 82f3067a6a326e65 ]---
 5896 09:54:35.096788  [   68.415134] lkdtm: Saturation detected: still saturated
 5897 09:54:35.100188  00000000000246 R12: 0000000000000001
 5898 09:54:35.106970  # [   58.808986] R13: 0000000000000001 R14: 0000000000020000 R15: 0000000000020000
 5899 09:54:35.133285  # [   58.816977] 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_debugfs cros_ec_lightbar cros_ec_sensorhub x86_pkg_temp_thermal cros_ec_dev cros_usbpd_notify
 5900 09:54:35.140028  # [   58.843403] CR2: ffffffff84d9b310
 5901 09:54:35.143238  # [   58.853309] ---[ end trace 82f3067a6a326e56 ]---
 5902 09:54:35.149475  # [   58.858461] RIP: 0010:lkdtm_BUG+0x5/0x10
 5903 09:54:35.169159  # [   58.862836] Code: 89 ff e8 2e b6 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 80 fc 93 02
 5904 09:54:35.175764  # [   58.883814] RSP: 0018:ffffaf22814f7e60 EFLAGS: 00010286
 5905 09:54:35.182506  # [   58.889645] RAX: ffffffff840de890 RBX: 0000000000000001 RCX: 0000000000000000
 5906 09:54:35.192330  # [   58.897612] RDX: 0000000000000000 RSI: ffff9f1cbac9bf70 RDI: ffffffff84d9ae90
 5907 09:54:35.198913  # [   58.905580] RBP: ffffffff851e5df0 R08: 0000000000000001 R09: 0000000000000001
 5908 09:54:35.208964  # [   58.913546] R10: 00000000ffffe000 R11: 3fffffffffffffff R12: 0000000000000004
 5909 09:54:35.222588  # [   58.921512] R13: ffffaf22814f7f10 R14: ffffaf22814f7f10 R[   68.538921] lkdtm: Performing direct entry REFCOUNT_INC_NOT_ZERO_SATURATED
 5910 09:54:35.225434  15: ffff9f1c44c51000
 5911 09:54:35.235445  # [   58.929480] FS:  00007fcff909c580(000[   68.547057] lkdtm: attempting bad refcount_inc_not_zero() from saturated
 5912 09:54:35.241828  0) GS:ffff9f1cbad00000(0000) knlGS:0000000000000000
 5913 09:54:35.248814  # [   58.93[   68.560785] ------------[ cut here ]------------
 5914 09:54:35.251713  8512] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
 5915 09:54:35.258803  # [   5[   68.572152] refcount_t: saturated; leaking memory.
 5916 09:54:35.274771  8.944927] CR2: ffffffff84d9b310 CR3: 00000001008b2001 CR4: 00000[   68.583753] WARNING: CPU: 0 PID: 2487 at lib/refcount.c:19 refcount_warn_saturate+0x97/0x110
 5917 09:54:35.274870  000003706e0
 5918 09:54:35.307694  # [   58.952894] BUG: sleeping function called from[   68.599363] 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_debugfs cros_ec_lightbar cros_ec_sensorhub x86_pkg_temp_thermal cros_ec_dev cros_usbpd_notify
 5919 09:54:35.311437   invalid context at include/linux/percpu-rwsem.h:49
 5920 09:54:35.320949  # [   58.96[   68.632024] CPU: 0 PID: 2487 Comm: cat Tainted: G      D W         5.10.145-cip17 #1
 5921 09:54:35.334863  2805] in_atomic(): 0, irqs_disabled(): 1, non_block: 0, pid: 194[   68.646878] Hardware name: Google Rammus/Rammus, BIOS  09/04/2020
 5922 09:54:35.337811  8, name: cat
 5923 09:54:35.340865  # [   58.971257] INFO: lockdep is turned off.
 5924 09:54:35.347788  # [[   68.659935] RIP: 0010:refcount_warn_saturate+0x97/0x110
 5925 09:54:35.350936     58.975633] irq event stamp: 0
 5926 09:54:35.374041  # [   58.979037] hardirqs last[   68.671953] Code: 01 01 e8 47 66 98 00 0f 0b c3 cc cc cc cc 80 3d 88 49 94 01 00 75 a8 48 c7 c7 c0 64 12 85 c6 05 78 49 94 01 01 e8 24 66 98 00 <0f> 0b c3 cc cc cc cc 80 3d 62 49 94 01 00 75 85 48 c7 c7 18 65 12
 5927 09:54:35.377357    enabled at (0): [<0000000000000000>] 0x0
 5928 09:54:35.387065  # [   58.986035] har[   68.699150] RSP: 0018:ffffaf2282f8fe38 EFLAGS: 00010282
 5929 09:54:35.400839  dirqs last disabled at (0): [<ffffffff83900cf0>] copy_process+0x[   68.711179] RAX: 0000000000000000 RBX: 00000000c0000000 RCX: 0000000000000000
 5930 09:54:35.401283  640/0x1c80
 5931 09:54:35.413767  # [   58.995167] softirqs last  enabled at (0): [<ff[   68.725379] RDX: ffff9f1cbac2c660 RSI: ffff9f1cbac1bf70 RDI: ffff9f1cbac1bf70
 5932 09:54:35.420933  ffffff83900cf0>] copy_process+0x640/0x1c80
 5933 09:54:35.430224  # [   59.004300] sof[   68.739545] RBP: ffffffff8518a758 R08: 0000000000000000 R09: 0000000000000000
 5934 09:54:35.433596  tirqs last disabled at (0): [<0000000000000000>] 0x0
 5935 09:54:35.443533  # [   59.0[   68.753741] R10: 00000000ffffe000 R11: 3fffffffffffffff R12: 0000000000000020
 5936 09:54:35.456542  11297] CPU: 2 PID: 1948 Comm: cat Tainted: G      D W         5.[   68.767926] R13: ffffaf2282f8ff10 R14: ffffaf2282f8ff10 R15: ffff9f1c45dfd000
 5937 09:54:35.460176  10.145-cip17 #1
 5938 09:54:35.473453  # [   59.019944] Hardware name: Google Rammus/R[   68.782128] FS:  00007f92a48fd580(0000) GS:ffff9f1cbac00000(0000) knlGS:0000000000000000
 5939 09:54:35.476730  ammus, BIOS  09/04/2020
 5940 09:54:35.477170  # [   59.026746] Call Trace:
 5941 09:54:35.486339  # [   59.[   68.797377] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
 5942 09:54:35.489587  029473]  dump_stack+0x77/0x9b
 5943 09:54:35.499872  # [   59.033170]  ___might_sleep.[   68.810017] CR2: 00007f92a4706000 CR3: 0000000103c08004 CR4: 00000000003706f0
 5944 09:54:35.500051  cold+0xa6/0xb6
 5945 09:54:35.506007  # [   59.037741]  exit_signals+0x1c/0x2e0
 5946 09:54:35.509317  # [  [   68.824203] Call Trace:
 5947 09:54:35.512553   59.041728]  do_exit+0xd5/0xb00
 5948 09:54:35.519687  # [   59.045222]  ? ksys_write+[   68.833167]  __refcount_add_not_zero.constprop.0+0x2a/0x35
 5949 09:54:35.522578  0x68/0xf0
 5950 09:54:35.526011  # [   59.049115]  rewind_stack_do_exit+0x17/0x20
 5951 09:54:35.532564  # [[   68.845483]  lkdtm_REFCOUNT_INC_NOT_ZERO_SATURATED+0x3e/0x76
 5952 09:54:35.535861     59.053782] RIP: 0033:0x7fcff8fb28f3
 5953 09:54:35.542367  # [   59.057770] Code: 8[   68.858036]  direct_entry.cold+0x2c/0x38
 5954 09:54:35.555703  b 15 a1 25 0e 00 f7 d8 64 89 02 48 c7 c0 ff ff ff ff eb b7 0f 1f[   68.868615]  full_proxy_write+0x53/0x80
 5955 09:54:35.565618   00 64 8b 04 25 18 00 00 00 85 c0 75 14 b8 01 00 00 00 0f 05 <48[   68.879128]  vfs_write+0xe7/0x3a0
 5956 09:54:35.575442  > 3d 00 f0 ff ff 77 55 c3 0f 1f 40 00 48 83 ec 28 48 89 54 24 18[   68.889043]  ksys_write+0x68/0xf0
 5957 09:54:35.575631  
 5958 09:54:35.585347  # [   59.078748] RSP: 002b:00007ffe8eb179b8 EFLAGS: 00000246 O[   68.898990]  do_syscall_64+0x30/0x40
 5959 09:54:35.585526  RIG_RAX: 0000000000000001
 5960 09:54:35.595001  # [   59.087192] RAX: ffffffffffffffd[   68.909159]  entry_SYSCALL_64_after_hwframe+0x61/0xc6
 5961 09:54:35.601952  a RBX: 0000000000000009 RCX: 00007fcff8fb28f3
 5962 09:54:35.605328  # [   59.095159] [   68.921016] RIP: 0033:0x7f92a48138f3
 5963 09:54:35.634939  RDX: 0000000000000009 RSI: 00007fcff8ea5000 RDI: 000000000000000[   68.931214] Code: 8b 15 a1 25 0e 00 f7 d8 64 89 02 48 c7 c0 ff ff ff ff eb b7 0f 1f 00 64 8b 04 25 18 00 00 00 85 c0 75 14 b8 01 00 00 00 0f 05 <48> 3d 00 f0 ff ff 77 55 c3 0f 1f 40 00 48 83 ec 28 48 89 54 24 18
 5964 09:54:35.635042  1
 5965 09:54:35.647923  # [   59.103127] RBP: 00007fcff8ea5000 R08: 00007fcff8ea4010 [   68.958419] RSP: 002b:00007ffce4368ff8 EFLAGS: 00000246 ORIG_RAX: 0000000000000001
 5966 09:54:35.651062  R09: 0000000000000000
 5967 09:54:35.660846  # [   59.111094] R10: fffffffffffffbc5 R1[   68.973075] RAX: ffffffffffffffda RBX: 0000000000000020 RCX: 00007f92a48138f3
 5968 09:54:35.667849  1: 0000000000000246 R12: 0000000000000001
 5969 09:54:35.677905  # [   59.119061] R13:[   68.987282] RDX: 0000000000000020 RSI: 00007f92a4706000 RDI: 0000000000000001
 5970 09:54:35.681225   0000000000000001 R14: 0000000000020000 R15: 0000000000020000
 5971 09:54:35.691184  #[   69.001459] RBP: 00007f92a4706000 R08: 00007f92a4705010 R09: 0000000000000000
 5972 09:54:35.694474   WRITE_RO: saw 'call trace:': ok
 5973 09:54:35.704423  ok 39 selftests: lkdtm: WRITE_[   69.015652] R10: fffffffffffffbc5 R11: 0000000000000246 R12: 0000000000000001
 5974 09:54:35.704584  RO.sh
 5975 09:54:35.710875  # selftests: lkdtm: WRITE_RO_AFTER_INIT.sh
 5976 09:54:35.711064  # Killed
 5977 09:54:35.721027  # [[   69.029840] R13: 0000000000000001 R14: 0000000000020000 R15: 0000000000020000
 5978 09:54:35.727477     59.239302] lkdtm: Performing direct entry WRITE_RO_AFTER_INIT[   69.044045] irq event stamp: 0
 5979 09:54:35.727917  
 5980 09:54:35.740474  # [   59.251700] lkdtm: attempting bad ro_after_init write at [   69.053651] hardirqs last  enabled at (0): [<0000000000000000>] 0x0
 5981 09:54:35.743769  ffffffff85208330
 5982 09:54:35.757195  # [   59.265520] BUG: unable to handle page fa[   69.066889] hardirqs last disabled at (0): [<ffffffff83900cf0>] copy_process+0x640/0x1c80
 5983 09:54:35.760408  ult for address: ffffffff85208330
 5984 09:54:35.773530  # [   59.279370] #PF: supervi[   69.082226] softirqs last  enabled at (0): [<ffffffff83900cf0>] copy_process+0x640/0x1c80
 5985 09:54:35.776586  sor write access in kernel mode
 5986 09:54:35.787032  # [   59.285199] #PF: error_cod[   69.097612] softirqs last disabled at (0): [<0000000000000000>] 0x0
 5987 09:54:35.790139  e(0x0003) - permissions violation
 5988 09:54:35.796785  # [   59.291419] PGD 15ca2906[   69.110807] ---[ end trace 82f3067a6a326e66 ]---
 5989 09:54:35.810145  7 P4D 15ca29067 PUD 15ca2a063 PMD 104cbe063 PTE 800000015c808061[   69.122189] lkdtm: Saturation detected: still saturated
 5990 09:54:35.810234  
 5991 09:54:35.813417  # [   59.300464] Oops: 0003 [#15] SMP PTI
 5992 09:54:35.823209  # [   59.304443] CPU: 0 PID: 1983 Comm: cat Tainted: G      D W         5.10.145-cip17 #1
 5993 09:54:35.829976  # [   59.313090] Hardware name: Google Rammus/Rammus, BIOS  09/04/2020
 5994 09:54:35.836293  # [   59.319894] RIP: 0010:lkdtm_WRITE_RO_AFTER_INIT+0x4e/0x5a
 5995 09:54:35.855901  # [   59.325924] Code: b8 18 85 e9 e3 9b fd ff 48 c7 c7 c8 b8 18 85 e8 d7 9b fd ff 48 8b 05 4d bd a9 00 ba 34 12 cd ab 48 c7 c7 70 b8 18 85 48 31 d0 <48> 89 05 37 bd a9 00 e9 b5 9b fd ff 0f 1f 44 00 00 41 54 48 c7 c7
 5996 09:54:35.862755  # [   59.346901] RSP: 0018:ffffaf228282fe60 EFLAGS: 00010202
 5997 09:54:35.872434  # [   59.352725] RAX: 00000000fe67479e RBX: 0000000000000029 RCX: 0000000000000000
 5998 09:54:35.879160  # [   59.360693] RDX: 00000000abcd1234 RSI: ffff9f1cbac1bf70 RDI: ffffffff8518b870
 5999 09:54:35.889072  # [   59.368660] RBP: ffffffff8518aa66 R08: 0000000000000000 R09: 0000000000000000
 6000 09:54:35.895621  # [   59.376626] R10: 00000000ffffe000 R11: 3fffffffffffffff R12: 0000000000000014
 6001 09:54:35.902115  # [   59.384592] R13: ffffaf228282ff10 R14: ffffaf228282ff10 R15: ffff9f1c45406000
 6002 09:54:35.911928  # [   59.392559] FS:  00007f0064f06580(0000) GS:ffff9f1cbac00000(0000) knlGS:0000000000000000
 6003 09:54:35.918414  # [   59.401594] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
 6004 09:54:35.928549  # [   59.408022] CR2: ffffffff85208330 CR3: 00000001029a0006 CR4: 00000000003706f0
 6005 09:54:35.931483  # [   59.415988] Call Trace:
 6006 09:54:35.935150  # [   59.418715]  direct_entry.cold+0x2c/0x38
 6007 09:54:35.938150  # [   59.423093]  full_proxy_write+0x53/0x80
 6008 09:54:35.947941  # [   69.260223] lkdtm: Performing direct entry REFCOUNT_ADD_NOT_ZERO_SATURATED
 6009 09:54:35.951419  [   59.427382]  vfs_write+0xe7/0x3a0
 6010 09:54:35.961269  # [   59.431084]  ksys_wri[   69.272434] lkdtm: attempting bad refcount_add_not_zero() from saturated
 6011 09:54:35.961356  te+0x68/0xf0
 6012 09:54:35.968021  # [   59.434783]  do_syscall_64+0x30/0x40
 6013 09:54:35.971453  # [   5[   69.286144] ------------[ cut here ]------------
 6014 09:54:35.977819  9.438775]  entry_SYSCALL_64_after_hwframe+0x61/0xc6
 6015 09:54:35.984351  # [   59.44[   69.297509] refcount_t: saturated; leaking memory.
 6016 09:54:35.987783  4415] RIP: 0033:0x7f0064e1c8f3
 6017 09:54:36.000957  # [   59.448394] Code: 8b 15 a1 [   69.309104] WARNING: CPU: 1 PID: 2519 at lib/refcount.c:19 refcount_warn_saturate+0x97/0x110
 6018 09:54:36.033918  25 0e 00 f7 d8 64 89 02 48 c7 c0 ff ff ff ff eb b7 0f 1f 00 64 8[   69.324719] 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_debugfs cros_ec_lightbar cros_ec_sensorhub x86_pkg_temp_thermal cros_ec_dev cros_usbpd_notify
 6019 09:54:36.047118  b 04 25 18 00 00 00 85 c0 75 14 b8 01 00 00 00 0f 05 <48> 3d 00 [   69.357357] CPU: 1 PID: 2519 Comm: cat Tainted: G      D W         5.10.145-cip17 #1
 6020 09:54:36.053676  f0 ff ff 77 55 c3 0f 1f 40 00 48 83 ec 28 48 89 54 24 18
 6021 09:54:36.060628  # [   [   69.372226] Hardware name: Google Rammus/Rammus, BIOS  09/04/2020
 6022 09:54:36.074025  59.469362] RSP: 002b:00007ffe8b90a078 EFLAGS: 00000246 ORIG_RAX:[   69.385250] RIP: 0010:refcount_warn_saturate+0x97/0x110
 6023 09:54:36.074511   0000000000000001
 6024 09:54:36.100230  # [   59.477814] RAX: ffffffffffffffda RBX: 0[   69.397304] Code: 01 01 e8 47 66 98 00 0f 0b c3 cc cc cc cc 80 3d 88 49 94 01 00 75 a8 48 c7 c7 c0 64 12 85 c6 05 78 49 94 01 01 e8 24 66 98 00 <0f> 0b c3 cc cc cc cc 80 3d 62 49 94 01 00 75 85 48 c7 c7 18 65 12
 6025 09:54:36.103410  000000000000014 RCX: 00007f0064e1c8f3
 6026 09:54:36.113417  # [   59.485780] RDX: 000[   69.424509] RSP: 0018:ffffaf228304fe38 EFLAGS: 00010282
 6027 09:54:36.116628  0000000000014 RSI: 00007f0064d0f000 RDI: 0000000000000001
 6028 09:54:36.126704  # [  [   69.436563] RAX: 0000000000000000 RBX: 00000000c0000000 RCX: 0000000000000000
 6029 09:54:36.140307   59.493747] RBP: 00007f0064d0f000 R08: 00007f0064d0e010 R09: 000[   69.450752] RDX: ffff9f1cbacac660 RSI: ffff9f1cbac9bf70 RDI: ffff9f1cbac9bf70
 6030 09:54:36.143337  0000000000000
 6031 09:54:36.152942  # [   59.501713] R10: fffffffffffffbc5 R11: 00000[   69.464938] RBP: ffffffff8518a778 R08: 0000000000000000 R09: 0000000000000000
 6032 09:54:36.156479  00000000246 R12: 0000000000000001
 6033 09:54:36.169727  # [   59.509679] R13: 0000000[   69.479154] R10: 00000000ffffe000 R11: 3fffffffffffffff R12: 0000000000000020
 6034 09:54:36.172887  000000001 R14: 0000000000020000 R15: 0000000000020000
 6035 09:54:36.183020  # [   59.[   69.493320] R13: ffffaf228304ff10 R14: ffffaf228304ff10 R15: ffff9f1c45ca1000
 6036 09:54:36.199434  517650] Modules linked in: fuse ip_tables cros_ec_sensors cros_e[   69.507505] FS:  00007f16be00c580(0000) GS:ffff9f1cbac80000(0000) knlGS:0000000000000000
 6037 09:54:36.209228  c_sensors_core industrialio_triggered_buffer kfifo_buf industria[   69.522761] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
 6038 09:54:36.225659  lio cros_ec_chardev cros_ec_sysfs cros_ec_debugfs cros_ec_lightb[   69.535396] CR2: 00007f16bde15000 CR3: 0000000103c08004 CR4: 00000000003706e0
 6039 09:54:36.228994  [   69.549583] Call Trace:
 6040 09:54:36.238759  ar cros_ec_sensorhub x86_pkg_temp_thermal cros_ec_dev cros_usbpd[   69.552314]  __refcount_add_not_zero.constprop.0+0x2a/0x35
 6041 09:54:36.242107  _notify
 6042 09:54:36.245531  # [   59.544082] CR2: ffffffff85208330
 6043 09:54:36.252169  # [   59.547779[   69.564649]  lkdtm_REFCOUNT_ADD_NOT_ZERO_SATURATED+0x3e/0x76
 6044 09:54:36.255580  ] ---[ end trace 82f3067a6a326e57 ]---
 6045 09:54:36.262348  # [   59.552923] RIP: 00[   69.577182]  direct_entry.cold+0x2c/0x38
 6046 09:54:36.265285  10:lkdtm_BUG+0x5/0x10
 6047 09:54:36.275308  # [   59.557297] Code: 89 ff e8 2e b6 a3 [   69.587780]  full_proxy_write+0x53/0x80
 6048 09:54:36.284912  ff 48 c7 c0 ea ff ff ff eb de 48 c7 c0 ea ff ff ff c3 cc cc cc c[   69.598276]  vfs_write+0xe7/0x3a0
 6049 09:54:36.295252  c 48 c7 c0 f4 ff ff ff eb c9 0f 1f 44 00 00 <0f> 0b 66 0f 1f 84 [   69.608190]  ksys_write+0x68/0xf0
 6050 09:54:36.298215  00 00 00 00 00 0f 1f 44 00 00 83 05 80 fc 93 02
 6051 09:54:36.305117  # [   59.578275[   69.618104]  do_syscall_64+0x30/0x40
 6052 09:54:36.308059  ] RSP: 0018:ffffaf22814f7e60 EFLAGS: 00010286
 6053 09:54:36.314705  # [   59.584098] [   69.628335]  entry_SYSCALL_64_after_hwframe+0x61/0xc6
 6054 09:54:36.324505  RAX: ffffffff840de890 RBX: 0000000000000001 RCX: 000000000000000[   69.640191] RIP: 0033:0x7f16bdf228f3
 6055 09:54:36.324951  0
 6056 09:54:36.354277  # [   59.592065] RDX: 0000000000000000 RSI: ffff9f1cbac9bf70 [   69.650397] Code: 8b 15 a1 25 0e 00 f7 d8 64 89 02 48 c7 c0 ff ff ff ff eb b7 0f 1f 00 64 8b 04 25 18 00 00 00 85 c0 75 14 b8 01 00 00 00 0f 05 <48> 3d 00 f0 ff ff 77 55 c3 0f 1f 40 00 48 83 ec 28 48 89 54 24 18
 6057 09:54:36.354763  RDI: ffffffff84d9ae90
 6058 09:54:36.367902  # [   59.600032] RBP: ffffffff851e5df0 R0[   69.677599] RSP: 002b:00007ffdfee5f138 EFLAGS: 00000246 ORIG_RAX: 0000000000000001
 6059 09:54:36.370512  8: 0000000000000001 R09: 0000000000000001
 6060 09:54:36.380767  # [   59.608000] R10:[   69.692273] RAX: ffffffffffffffda RBX: 0000000000000020 RCX: 00007f16bdf228f3
 6061 09:54:36.387548   00000000ffffe000 R11: 3fffffffffffffff R12: 0000000000000004
 6062 09:54:36.397383  #[   69.706475] RDX: 0000000000000020 RSI: 00007f16bde15000 RDI: 0000000000000001
 6063 09:54:36.410300   [   59.615968] R13: ffffaf22814f7f10 R14: ffffaf22814f7f10 R15:[   69.720663] RBP: 00007f16bde15000 R08: 00007f16bde14010 R09: 0000000000000000
 6064 09:54:36.413842   ffff9f1c44c51000
 6065 09:54:36.423386  # [   59.623935] FS:  00007f0064f06580(0000) [   69.734850] R10: fffffffffffffbc5 R11: 0000000000000246 R12: 0000000000000001
 6066 09:54:36.430131  GS:ffff9f1cbac00000(0000) knlGS:0000000000000000
 6067 09:54:36.440143  # [   59.63296[   69.749042] R13: 0000000000000001 R14: 0000000000020000 R15: 0000000000020000
 6068 09:54:36.443239  0] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
 6069 09:54:36.446567  # [   59.6[   69.763241] irq event stamp: 0
 6070 09:54:36.459964  39373] CR2: ffffffff85208330 CR3: 00000001029a0006 CR4: 00000000[   69.772862] hardirqs last  enabled at (0): [<0000000000000000>] 0x0
 6071 09:54:36.463172  003706f0
 6072 09:54:36.466896  # WRITE_RO_AFTER_INIT: saw 'call trace:': ok
 6073 09:54:36.476291  ok 40 se[   69.786084] hardirqs last disabled at (0): [<ffffffff83900cf0>] copy_process+0x640/0x1c80
 6074 09:54:36.479789  lftests: lkdtm: WRITE_RO_AFTER_INIT.sh
 6075 09:54:36.492916  # selftests: lkdtm: WRIT[   69.801442] softirqs last  enabled at (0): [<ffffffff83900cf0>] copy_process+0x640/0x1c80
 6076 09:54:36.493387  E_KERN.sh
 6077 09:54:36.493730  # Killed
 6078 09:54:36.506002  # [   59.835750] lkdtm: Performing direct e[   69.816799] softirqs last disabled at (0): [<0000000000000000>] 0x0
 6079 09:54:36.506461  ntry WRITE_KERN
 6080 09:54:36.516045  # [   59.845673] lkdtm: attempting bad 6871203 [   69.830018] ---[ end trace 82f3067a6a326e67 ]---
 6081 09:54:36.519432  byte write at ffffffff8476c503
 6082 09:54:36.529197  # [   59.859381] BUG: unable to [   69.841394] lkdtm: Saturation detected: still saturated
 6083 09:54:36.532445  handle page fault for address: ffffffff8476c503
 6084 09:54:36.538911  # [   59.873263] #PF: supervisor write access in kernel mode
 6085 09:54:36.545753  # [   59.879094] #PF: error_code(0x0003) - permissions violation
 6086 09:54:36.552435  # [   59.885315] PGD 15ca29067 P4D 15ca29067 PUD 15ca2a063 PMD 15bc000e1 
 6087 09:54:36.558693  # [   59.898630] Oops: 0003 [#16] SMP PTI
 6088 09:54:36.565228  # [   59.902609] CPU: 1 PID: 2018 Comm: cat Tainted: G      D W         5.10.145-cip17 #1
 6089 09:54:36.572353  # [   59.911247] Hardware name: Google Rammus/Rammus, BIOS  09/04/2020
 6090 09:54:36.578683  # [   59.918052] RIP: 0010:lkdtm_WRITE_KERN+0x38/0x4e
 6091 09:54:36.598557  # [   59.923206] Code: 53 48 c7 c3 03 c5 76 84 49 89 dc 48 89 da 49 81 ec 60 ec 0d 84 4c 89 e6 e8 8a 9b fd ff 48 89 df 4c 89 e1 48 c7 c6 60 ec 0d 84 <f3> a4 48 c7 c7 70 b8 18 85 e8 6f 9b fd ff 5b 41 5c e9 b7 fe ff ff
 6092 09:54:36.604982  # [   59.950399] RSP: 0018:ffffaf22828a7e50 EFLAGS: 00010246
 6093 09:54:36.614790  # [   59.956232] RAX: 000000000000003c RBX: ffffffff8476c503 RCX: 000000000068d8a3
 6094 09:54:36.621527  # [   59.964199] RDX: 0000000000000000 RSI: ffffffff840dec60 RDI: ffffffff8476c503
 6095 09:54:36.631484  # [   59.972168] RBP: ffffffff8518aa7a R08: 0000000000000000 R09: 0000000000000000
 6096 09:54:36.638143  # [   59.980137] R10: 00000000ffffe000 R11: 3fffffffffffffff R12: 000000000068d8a3
 6097 09:54:36.647831  # [   59.988103] R13: ffffaf22828a7f10 R14: ffffaf22828a7f10 R15: ffff9f1c43534000
 6098 09:54:36.654415  # [   59.996071] FS:  00007febec2f6580(0000) GS:ffff9f1cbac80000(0000) knlGS:0000000000000000
 6099 09:54:36.661024  # [   60.005106] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
 6100 09:54:36.674034  # [   60.011521] CR2: ffffffff84[   69.985503] lkdtm: Performing direct entry REFCOUNT_DEC_AND_TEST_SATURATED
 6101 09:54:36.677476  76c503 CR3: 0000000103504004 CR4: 00000000003706e0
 6102 09:54:36.687375  # [   60.019[   69.997976] lkdtm: attempting bad refcount_dec_and_test() from saturated
 6103 09:54:36.687461  489] Call Trace:
 6104 09:54:36.697175  # [   60.022216]  direct_entry.cold+0x2c/0x38[   70.011673] ------------[ cut here ]------------
 6105 09:54:36.703428  # [   60.026596]  full_proxy_write+0x53/0x80
 6106 09:54:36.710047  # [   60.037086] [   70.023041] refcount_t: underflow; use-after-free.
 6107 09:54:36.710131   vfs_write+0xe7/0x3a0
 6108 09:54:36.716978  # [   60.040785]  ksys_write+0x68/0xf0
 6109 09:54:36.726892  #[   70.034635] WARNING: CPU: 1 PID: 2554 at lib/refcount.c:28 refcount_warn_saturate+0xba/0x110
 6110 09:54:36.730141   [   60.050694]  do_syscall_64+0x30/0x40
 6111 09:54:36.756506  # [   60.054684]  entr[   70.050251] 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_debugfs cros_ec_lightbar cros_ec_sensorhub x86_pkg_temp_thermal cros_ec_dev cros_usbpd_notify
 6112 09:54:36.763393  y_SYSCALL_64_after_hwframe+0x61/0xc6
 6113 09:54:36.773353  # [   60.066532] RIP: 0033[   70.082918] CPU: 1 PID: 2554 Comm: cat Tainted: G      D W         5.10.145-cip17 #1
 6114 09:54:36.773756  :0x7febec20c8f3
 6115 09:54:36.786766  # [   60.070521] Code: 8b 15 a1 25 0e 00 f7 d8 [   70.097761] Hardware name: Google Rammus/Rammus, BIOS  09/04/2020
 6116 09:54:36.799866  64 89 02 48 c7 c0 ff ff ff ff eb b7 0f 1f 00 64 8b 04 25 18 00 0[   70.110780] RIP: 0010:refcount_warn_saturate+0xba/0x110
 6117 09:54:36.826242  0 00 85 c0 75 14 b8 01 00 00 00 0f 05 <48> 3d 00 f0 ff ff 77 55 [   70.122833] Code: 01 01 e8 24 66 98 00 0f 0b c3 cc cc cc cc 80 3d 62 49 94 01 00 75 85 48 c7 c7 18 65 12 85 c6 05 52 49 94 01 01 e8 01 66 98 00 <0f> 0b c3 cc cc cc cc 80 3d 3d 49 94 01 00 0f 85 5e ff ff ff 48 c7
 6118 09:54:36.829646  c3 0f 1f 40 00 48 83 ec 28 48 89 54 24 18
 6119 09:54:36.836189  # [   60.091491] RSP:[   70.150033] RSP: 0018:ffffaf22830dfe40 EFLAGS: 00010286
 6120 09:54:36.846205  [   70.162086] RAX: 0000000000000000 RBX: 000000000000003a RCX: 0000000000000000
 6121 09:54:36.859335   002b:00007ffe9b29a8d8 EFLAGS: 00000246 ORIG_RAX: 00000000000000[   70.170063] RDX: ffff9f1cbacac660 RSI: ffff9f1cbac9bf70 RDI: ffff9f1cbac9bf70
 6122 09:54:36.869077  [   70.184247] RBP: ffffffff8518a798 R08: 0000000000000000 R09: 0000000000000000
 6123 09:54:36.869510  01
 6124 09:54:36.882194  # [   60.099947] RAX: ffffffffffffffda RBX: 000000000000000b[   70.192222] R10: 00000000ffffe000 R11: 3fffffffffffffff R12: 0000000000000020
 6125 09:54:36.888820  [   70.206404] R13: ffffaf22830dff10 R14: ffffaf22830dff10 R15: ffff9f1c441bb000
 6126 09:54:36.892233   RCX: 00007febec20c8f3
 6127 09:54:36.905405  # [   60.107938] RDX: 000000000000000b R[   70.214379] FS:  00007f383bf56580(0000) GS:ffff9f1cbac80000(0000) knlGS:0000000000000000
 6128 09:54:36.911790  [   70.229629] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
 6129 09:54:36.915479  SI: 00007febec0ff000 RDI: 0000000000000001
 6130 09:54:36.925116  # [   60.115907] RBP[   70.236051] CR2: 00007f383bd5f000 CR3: 0000000103fc6001 CR4: 00000000003706e0
 6131 09:54:36.928510  [   70.250234] Call Trace:
 6132 09:54:36.935059  : 00007febec0ff000 R08: 00007febec0fe010 R09: 0000000000000000
 6133 09:54:36.942086  [   70.252983]  __refcount_sub_and_test.constprop.0+0x3c/0x50
 6134 09:54:36.954724  # [   60.123865] R10: fffffffffffffbc5 R11: 0000000000000246 R12[   70.265317]  lkdtm_REFCOUNT_DEC_AND_TEST_SATURATED+0x3e/0x76
 6135 09:54:36.955162  : 0000000000000001
 6136 09:54:36.964865  # [   60.131833] R13: 0000000000000001 R14: [   70.277857]  direct_entry.cold+0x2c/0x38
 6137 09:54:36.967934  0000000000020000 R15: 0000000000020000
 6138 09:54:36.974515  # [   60.139806] Modules[   70.288455]  full_proxy_write+0x53/0x80
 6139 09:54:36.984520   linked in: fuse ip_tables cros_ec_sensors cros_ec_sensors_core [   70.298957]  vfs_write+0xe7/0x3a0
 6140 09:54:36.994580  industrialio_triggered_buffer kfifo_buf industrialio cros_ec_cha[   70.308872]  ksys_write+0x68/0xf0
 6141 09:54:37.004433  rdev cros_ec_sysfs cros_ec_debugfs cros_ec_lightbar cros_ec_sens[   70.318790]  do_syscall_64+0x30/0x40
 6142 09:54:37.010847  orhub x86_pkg_temp_thermal cros_ec_dev cros_usbpd_notify
 6143 09:54:37.017572  # [   [   70.328997]  entry_SYSCALL_64_after_hwframe+0x61/0xc6
 6144 09:54:37.021156  60.172440] CR2: ffffffff8476c503
 6145 09:54:37.027863  # [   60.176136] ---[ end trac[   70.340856] RIP: 0033:0x7f383be6c8f3
 6146 09:54:37.047868  [   70.351065] Code: 8b 15 a1 25 0e 00 f7 d8 64 89 02 48 c7 c0 ff ff ff ff eb b7 0f 1f 00 64 8b 04 25 18 00 00 00 85 c0 75 14 b8 01 00 00 00 0f 05 <48> 3d 00 f0 ff ff 77 55 c3 0f 1f 40 00 48 83 ec 28 48 89 54 24 18
 6147 09:54:37.050770  e 82f3067a6a326e58 ]---
 6148 09:54:37.060901  # [   60.181291] RIP: 0010:lkdtm_BUG+0x[   70.372053] RSP: 002b:00007ffd41abef38 EFLAGS: 00000246 ORIG_RAX: 0000000000000001
 6149 09:54:37.071035  [   70.386723] RAX: ffffffffffffffda RBX: 0000000000000020 RCX: 00007f383be6c8f3
 6150 09:54:37.071468  5/0x10
 6151 09:54:37.083859  # [   60.185667] Code: 89 ff e8 2e b6 a3 ff 48 c7 c0 ea [   70.394697] RDX: 0000000000000020 RSI: 00007f383bd5f000 RDI: 0000000000000001
 6152 09:54:37.093908  [   70.408879] RBP: 00007f383bd5f000 R08: 00007f383bd5e010 R09: 0000000000000000
 6153 09:54:37.106974  ff ff ff eb de 48 c7 c0 ea ff ff ff c3 cc cc cc cc 48 c7 c0 f4 f[   70.416854] R10: fffffffffffffbc5 R11: 0000000000000246 R12: 0000000000000001
 6154 09:54:37.113699  [   70.431035] R13: 0000000000000001 R14: 0000000000020000 R15: 0000000000020000
 6155 09:54:37.123332  f ff ff eb c9 0f 1f 44 00 00 <0f> 0b 66 0f 1f 84 00 00 00 00 00 [   70.439033] irq event stamp: 0
 6156 09:54:37.130511  [   70.448645] hardirqs last  enabled at (0): [<0000000000000000>] 0x0
 6157 09:54:37.133836  0f 1f 44 00 00 83 05 80 fc 93 02
 6158 09:54:37.146463  # [   60.206644] RSP: 0018:fff[   70.455651] hardirqs last disabled at (0): [<ffffffff83900cf0>] copy_process+0x640/0x1c80
 6159 09:54:37.149812  faf22814f7e60 EFLAGS: 00010286
 6160 09:54:37.163196  # [   60.212478] RAX: ffffffff84[   70.470999] softirqs last  enabled at (0): [<ffffffff83900cf0>] copy_process+0x640/0x1c80
 6161 09:54:37.170072  [   70.486371] softirqs last disabled at (0): [<0000000000000000>] 0x0
 6162 09:54:37.172892  0de890 RBX: 0000000000000001 RCX: 0000000000000000
 6163 09:54:37.179567  # [   60.220[   70.493374] ---[ end trace 82f3067a6a326e68 ]---
 6164 09:54:37.186336  [   70.504737] lkdtm: Saturation detected: still saturated
 6165 09:54:37.192945  444] RDX: 0000000000000000 RSI: ffff9f1cbac9bf70 RDI: ffffffff84d9ae90
 6166 09:54:37.199283  # [   60.228414] RBP: ffffffff851e5df0 R08: 0000000000000001 R09: 0000000000000001
 6167 09:54:37.209168  # [   60.236381] R10: 00000000ffffe000 R11: 3fffffffffffffff R12: 0000000000000004
 6168 09:54:37.215900  # [   60.244347] R13: ffffaf22814f7f10 R14: ffffaf22814f7f10 R15: ffff9f1c44c51000
 6169 09:54:37.225806  # [   60.252316] FS:  00007febec2f6580(0000) GS:ffff9f1cbac80000(0000) knlGS:0000000000000000
 6170 09:54:37.232380  # [   60.261353] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
 6171 09:54:37.242443  # [   60.267767] CR2: ffffffff8476c503 CR3: 0000000103504004 CR4: 00000000003706e0
 6172 09:54:37.251854  # [   60.275738] BUG: sleeping function called from invalid context at include/linux/percpu-rwsem.h:49
 6173 09:54:37.258212  # [   60.285650] in_atomic(): 0, irqs_disabled(): 1, non_block: 0, pid: 2018, name: cat
 6174 09:54:37.265143  # [   60.294104] INFO: lockdep is turned off.
 6175 09:54:37.268329  # [   60.298479] irq event stamp: 0
 6176 09:54:37.274655  # [   60.301884] hardirqs last  enabled at (0): [<0000000000000000>] 0x0
 6177 09:54:37.284674  # [   60.308873] hardirqs last disabled at (0): [<ffffffff83900cf0>] copy_process+0x640/0x1c80
 6178 09:54:37.294868  # [   60.318027] softirqs last  enabled at (0): [<ffffffff83900cf0>] copy_process+0x640/0x1c80
 6179 09:54:37.301225  # [   60.327159] softirqs last disabled at (0): [<0000000000000000>] 0x0
 6180 09:54:37.310930  # [   60.334155] CPU: 1 PID: 2018 Comm: cat Tainted: G      D W         5.10.145-cip17 #1
 6181 09:54:37.317414  # [   60.342801] Hardware name: Google Rammus/Rammus, BIOS  09/04/2020
 6182 09:54:37.320855  # [   60.349603] Call Trace:
 6183 09:54:37.331261  # [   60.352329]  dump_stac[   70.642922] lkdtm: Performing direct entry REFCOUNT_SUB_AND_TEST_SATURATED
 6184 09:54:37.337565  [   70.655054] lkdtm: attempting bad refcount_sub_and_test() from saturated
 6185 09:54:37.344354  [   70.662549] ------------[ cut here ]------------
 6186 09:54:37.344439  k+0x77/0x9b
 6187 09:54:37.347469  # [   60.356030]  ___might_sleep.cold+0xa6/0xb6
 6188 09:54:37.354227  # [   70.667715] refcount_t: underflow; use-after-free.
 6189 09:54:37.357468  [   60.360603]  exit_signals+0x1c/0x2e0
 6190 09:54:37.370509  # [   60.364593]  do_ex[   70.679289] WARNING: CPU: 3 PID: 2589 at lib/refcount.c:28 refcount_warn_saturate+0xba/0x110
 6191 09:54:37.396895  [   70.694922] 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_debugfs cros_ec_lightbar cros_ec_sensorhub x86_pkg_temp_thermal cros_ec_dev cros_usbpd_notify
 6192 09:54:37.396990  it+0xd5/0xb00
 6193 09:54:37.403354  # [   60.368094]  ? ksys_write+0x68/0xf0
 6194 09:54:37.410229  # [   6[   70.721390] CPU: 3 PID: 2589 Comm: cat Tainted: G      D W         5.10.145-cip17 #1
 6195 09:54:37.416569  [   70.736275] Hardware name: Google Rammus/Rammus, BIOS  09/04/2020
 6196 09:54:37.423163  0.371984]  ? lkdtm_SLAB_FREE_CROSS.cold+0x32/0x32
 6197 09:54:37.430099  # [   60.3774[   70.743095] RIP: 0010:refcount_warn_saturate+0xba/0x110
 6198 09:54:37.449406  [   70.755138] Code: 01 01 e8 24 66 98 00 0f 0b c3 cc cc cc cc 80 3d 62 49 94 01 00 75 85 48 c7 c7 18 65 12 85 c6 05 52 49 94 01 01 e8 01 66 98 00 <0f> 0b c3 cc cc cc cc 80 3d 3d 49 94 01 00 0f 85 5e ff ff ff 48 c7
 6199 09:54:37.456136  [   70.776122] RSP: 0018:ffffaf228312fe40 EFLAGS: 00010286
 6200 09:54:37.466077  [   70.781979] RAX: 0000000000000000 RBX: 000000000000003b RCX: 0000000000000000
 6201 09:54:37.469478  30]  rewind_stack_do_exit+0x17/0x20
 6202 09:54:37.479234  # [   60.382097] RIP: 0033:[   70.789954] RDX: ffff9f1cbadac660 RSI: ffff9f1cbad9bf70 RDI: ffff9f1cbad9bf70
 6203 09:54:37.485770  [   70.804138] RBP: ffffffff8518a7b8 R08: 0000000000000000 R09: 0000000000000000
 6204 09:54:37.495816  [   70.812109] R10: 00000000ffffe000 R11: 3fffffffffffffff R12: 0000000000000020
 6205 09:54:37.502490  [   70.820079] R13: ffffaf228312ff10 R14: ffffaf228312ff10 R15: ffff9f1c44f30000
 6206 09:54:37.512457  [   70.828050] FS:  00007fbc0c1a7580(0000) GS:ffff9f1cbad80000(0000) knlGS:0000000000000000
 6207 09:54:37.518864  [   70.837090] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
 6208 09:54:37.525457  [   70.843508] CR2: 00007fbc0bfb0000 CR3: 0000000105d12006 CR4: 00000000003706e0
 6209 09:54:37.528820  [   70.851479] Call Trace:
 6210 09:54:37.535221  [   70.854211]  __refcount_sub_and_test.constprop.0+0x3c/0x50
 6211 09:54:37.541661  [   70.860368]  lkdtm_REFCOUNT_SUB_AND_TEST_SATURATED+0x3e/0x76
 6212 09:54:37.545077  [   70.866715]  direct_entry.cold+0x2c/0x38
 6213 09:54:37.551656  [   70.871098]  full_proxy_write+0x53/0x80
 6214 09:54:37.554970  [   70.875406]  vfs_write+0xe7/0x3a0
 6215 09:54:37.558209  [   70.879128]  ksys_write+0x68/0xf0
 6216 09:54:37.561549  [   70.882830]  do_syscall_64+0x30/0x40
 6217 09:54:37.568363  [   70.886845]  entry_SYSCALL_64_after_hwframe+0x61/0xc6
 6218 09:54:37.571609  [   70.892486] RIP: 0033:0x7fbc0c0bd8f3
 6219 09:54:37.591264  [   70.896477] Code: 8b 15 a1 25 0e 00 f7 d8 64 89 02 48 c7 c0 ff ff ff ff eb b7 0f 1f 00 64 8b 04 25 18 00 00 00 85 c0 75 14 b8 01 00 00 00 0f 05 <48> 3d 00 f0 ff ff 77 55 c3 0f 1f 40 00 48 83 ec 28 48 89 54 24 18
 6220 09:54:37.601339  [   70.917458] RSP: 002b:00007ffcea857eb8 EFLAGS: 00000246 ORIG_RAX: 0000000000000001
 6221 09:54:37.607820  [   70.925916] RAX: ffffffffffffffda RBX: 0000000000000020 RCX: 00007fbc0c0bd8f3
 6222 09:54:37.617790  [   70.933884] RDX: 0000000000000020 RSI: 00007fbc0bfb0000 RDI: 0000000000000001
 6223 09:54:37.624324  [   70.941853] RBP: 00007fbc0bfb0000 R08: 00007fbc0bfaf010 R09: 0000000000000000
 6224 09:54:37.627700  0x7febec20c8f3
 6225 09:54:37.637593  # [   60.386082] Code: 8b 15 a1 25 0e 00 f7 d8 6[   70.949825] R10: fffffffffffffbc5 R11: 0000000000000246 R12: 0000000000000001
 6226 09:54:37.647440  [   70.964011] R13: 0000000000000001 R14: 0000000000020000 R15: 0000000000020000
 6227 09:54:37.657367  4 89 02 48 c7 c0 ff ff ff ff eb b7 0f 1f 00 64 8b 04 25 18 00 00[   70.971991] irq event stamp: 0
 6228 09:54:37.663867  [   70.981603] hardirqs last  enabled at (0): [<0000000000000000>] 0x0
 6229 09:54:37.673899  [   70.988607] hardirqs last disabled at (0): [<ffffffff83900cf0>] copy_process+0x640/0x1c80
 6230 09:54:37.680380  [   70.997746] softirqs last  enabled at (0): [<ffffffff83900cf0>] copy_process+0x640/0x1c80
 6231 09:54:37.690334  [   71.006883] softirqs last disabled at (0): [<0000000000000000>] 0x0
 6232 09:54:37.693689  [   71.013884] ---[ end trace 82f3067a6a326e69 ]---
 6233 09:54:37.699900  [   71.019039] lkdtm: Saturation detected: still saturated
 6234 09:54:37.709959   00 85 c0 75 14 b8 01 00 00 00 0f 05 <48> 3d 00 f0 ff ff 77 55 c3 0f 1f 40 00 48 83 ec 28 48 89 54 24 18
 6235 09:54:37.719895  # [   60.407060] RSP: 002b:00007ffe9b29a8d8 EFLAGS: 00000246 ORIG_RAX: 0000000000000001
 6236 09:54:37.726524  # [   60.415514] RAX: ffffffffffffffda RBX: 000000000000000b RCX: 00007febec20c8f3
 6237 09:54:37.736091  # [   60.423483] RDX: 000000000000000b RSI: 00007febec0ff000 RDI: 0000000000000001
 6238 09:54:37.743067  # [   60.431444] RBP: 00007febec0ff000 R08: 00007febec0fe010 R09: 0000000000000000
 6239 09:54:37.752624  # [   60.439413] R10: fffffffffffffbc5 R11: 0000000000000246 R12: 0000000000000001
 6240 09:54:37.759279  # [   60.447381] R13: 0000000000000001 R14: 0000000000020000 R15: 0000000000020000
 6241 09:54:37.762491  # WRITE_KERN: saw 'call trace:': ok
 6242 09:54:37.765811  ok 41 selftests: lkdtm: WRITE_KERN.sh
 6243 09:54:37.772339  # selftests: lkdtm: REFCOUNT_INC_OVERFLOW.sh
 6244 09:54:37.779065  # [   60.594451] lkdtm: Performing direct entry REFCOUNT_INC_OVERFLOW
 6245 09:54:37.785867  # [   60.605035] lkdtm: attempting good refcount_inc() without overflow
 6246 09:54:37.792332  # [   60.611961] lkdtm: attempting bad refcount_inc() overflow
 6247 09:54:37.795284  # [   60.618012] ------------[ cut here ]------------
 6248 09:54:37.802309  # [   60.623177] refcount_t: saturated; leaking memory.
 6249 09:54:37.811644  # [   60.634745] WARNING: CPU: 3 PID: 2053 at lib/refcount.c:22 refcount_warn_saturate+0x51/0x110
 6250 09:54:37.838341  # [   60.644180] 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_debugfs cros_ec_lightbar cros_ec_sensorhub x86_pkg_temp_thermal cros_ec_dev cros_usbpd_notify
 6251 09:54:37.848172  # [   60.676846] CPU: 3 PID: 2053 Comm: cat Tainted: G      D W         5.10.145-cip17 #1
 6252 09:54:37.854836  # [   60.685495] Hardware name: Google Rammus/Rammus, BIOS  09/04/2020
 6253 09:54:37.861543  # [   60.692302] RIP: 0010:refcount_warn_saturate+0x51/0x110
 6254 09:54:37.887917  # [   60.698135] Code: 84 bc 00 00 00 c3 cc cc cc cc 85 f6 74 46 80 3d cd 49 94 01 00 75 ee 48 c7 c7 c0 64 12 85 c6 05 bd 49 94 01 01 e8 6a 66 98 00 <0f> 0b c3 cc cc cc cc 80 3d a9 49 94 01 00 75 cb 48[   71.200223] lkdtm: Performing direct entry USERCOPY_HEAP_SIZE_TO
 6255 09:54:37.894452  [   71.212207] lkdtm: attempting good copy_to_user of correct size
 6256 09:54:37.900949  [   71.218830] lkdtm: attempting bad copy_to_user of too large size
 6257 09:54:37.901037   c7 c7 e8 64 12
 6258 09:54:37.907479  # [   60.719118] RSP: 0018:ffffaf228292fe48 EFLAGS: 00010286
 6259 09:54:37.917613  # [   60.724956] RAX: 0000000000000000 RBX: 000000000000002b RCX: 0000000000000000
 6260 09:54:37.924021  # [   60.732932] RDX: ffff9f1cbadac660 RSI: ffff9f1cbad9bf70 RDI: ffff9f1cbad9bf70
 6261 09:54:37.934051  # [   60.747119] RBP: ffffffff8518aa85 R08: 0000000000000000 R09: 0000000000000000
 6262 09:54:37.940554  # [   60.761304] R10: 00000000ffffe000 R11: 3fffffffffffffff R12: 0000000000000016
 6263 09:54:37.950342  # [   60.775489] R13: ffffaf228292ff10 R14: ffffaf228292ff10 R15: ffff9f1c43dea000
 6264 09:54:37.956968  # [   60.783466] FS:  00007f5427c6f580(0000) GS:ffff9f1cbad80000(0000) knlGS:0000000000000000
 6265 09:54:37.963498  # [   60.792503] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
 6266 09:54:37.973790  # [   60.798920] CR2: 00007f5427a78000 CR3: 00000001047f4003 CR4: 00000000003706e0
 6267 09:54:37.976674  # [   60.806888] Call Trace:
 6268 09:54:37.979958  # [   60.809618]  lkdtm_REFCOUNT_INC_OVERFLOW+0x70/0x98
 6269 09:54:37.986805  # [   60.815014]  direct_entry.cold+0x2c/0x38
 6270 09:54:37.990391  # [   60.819448]  full_proxy_write+0x53/0x80
 6271 09:54:37.993445  # [   60.823744]  vfs_write+0xe7/0x3a0
 6272 09:54:37.999753  # [   60.833646]  ksys_write+0x68/0xf0
 6273 09:54:38.003378  # [   60.837346]  do_syscall_64+0x30/0x40
 6274 09:54:38.010150  # [   60.841360]  entry_SYSCALL_64_after_hwframe+0x61/0xc6
 6275 09:54:38.013253  # [   60.847016] RIP: 0033:0x7f5427b858f3
 6276 09:54:38.026307  # [   60.851037] Code: 8b 15 a1 25 0e 00 f7 d8 64 89 02 48 c7 c0[   71.342931] lkdtm: Performing direct entry USERCOPY_HEAP_SIZE_FROM
 6277 09:54:38.039602   ff ff ff ff eb b7 0f 1f 00 64 8b 04 25 18 00 00 00 85 c0 75 14 [   71.350675] lkdtm: attempting good copy_from_user of correct size
 6278 09:54:38.052803  b8 01 00 00 00 0f 05 <48> 3d 00 f0 ff ff 77 55 c3 0f 1f 40 00 48[   71.363709] lkdtm: attempting bad copy_from_user of too large size
 6279 09:54:38.052950   83 ec 28 48 89 54 24 18
 6280 09:54:38.062390  # [   60.872030] RSP: 002b:00007fff4ef0c218 EFLAGS: 00000246 ORIG_RAX: 0000000000000001
 6281 09:54:38.072673  # [   60.880487] RAX: ffffffffffffffda RBX: 0000000000000016 RCX: 00007f5427b858f3
 6282 09:54:38.079011  # [   60.888458] RDX: 0000000000000016 RSI: 00007f5427a78000 RDI: 0000000000000001
 6283 09:54:38.089145  # [   60.896427] RBP: 00007f5427a78000 R08: 00007f5427a77010 R09: 0000000000000000
 6284 09:54:38.095542  # [   60.904397] R10: fffffffffffffbc5 R11: 0000000000000246 R12: 0000000000000001
 6285 09:54:38.102183  # [   60.912368] R13: 0000000000000001 R14: 0000000000020000 R15: 0000000000020000
 6286 09:54:38.108810  # [   60.920343] irq event stamp: 0
 6287 09:54:38.115593  # [   60.923774] hardirqs last  enabled at (0): [<0000000000000000>] 0x0
 6288 09:54:38.125496  # [   60.936986] hardirqs last disabled at (0): [<ffffffff83900cf0>] copy_process+0x640/0x1c80
 6289 09:54:38.131874  # [   60.946121] softirqs last  enabled at (0): [<ffffffff83900cf0>] copy_process+0x640/0x1c80
 6290 09:54:38.141821  # [   60.955257] softirqs last disabled at (0): [<0000000000000000>] 0x0
 6291 09:54:38.145345  # [   60.962257] ---[ end trace 82f3067a6a326e59 ]---
 6292 09:54:38.151869  # [   60.967411] lkdtm: Overflow detected: saturated
 6293 09:54:38.155280  # REFCOUNT_INC_OVERFLOW: saw 'call trace:': ok
 6294 09:54:38.161805  ok 42 selftests: lkdtm: REFCOUNT_INC_OVERFLOW.sh
 6295 09:54:38.164745  # selftests: lkdtm: REFCOUNT_ADD_OVERFLOW.sh
 6296 09:54:38.172135  # [   61.090823] lkdtm: Performing direct entry REFCOUNT_ADD_OVERFLOW
 6297 09:54:38.185117  # [   61.103625] lkdtm: attempting good refc[   71.500407] lkdtm: Performing direct entry USERCOPY_HEAP_WHITELIST_TO
 6298 09:54:38.185208  ount_add() without overflow
 6299 09:54:38.194856  # [   61.116745] lkdtm: attempting [   71.508422] lkdtm: attempting good copy_to_user inside whitelist
 6300 09:54:38.198092  bad refcount_add() overflow
 6301 09:54:38.207860  # [   61.128995] ------------[ cut [   71.521370] lkdtm: attempting bad copy_to_user outside whitelist
 6302 09:54:38.211301  here ]------------
 6303 09:54:38.217603  # [   61.140356] refcount_t: saturated; leaking memory.
 6304 09:54:38.227615  # [   61.151985] WARNING: CPU: 0 PID: 2085 at lib/refcount.c:22 refcount_warn_saturate+0x51/0x110
 6305 09:54:38.254145  # [   61.167580] 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_debugfs cros_ec_lightbar cros_ec_sensorhub x86_pkg_temp_thermal cros_ec_dev cros_usbpd_notify
 6306 09:54:38.260647  # [   61.200242] CPU: 0 PID: 2085 Comm: cat Tainted: G      D W         5.10.145-cip17 #1
 6307 09:54:38.267127  # [   61.215085] Hardware name: Google Rammus/Rammus, BIOS  09/04/2020
 6308 09:54:38.273806  # [   61.228124] RIP: 0010:refcount_warn_saturate+0x51/0x110
 6309 09:54:38.296859  # [   61.240153] Code: 84 bc 00 00 00 c3 cc cc cc cc 85 f6 74 46 80 3d cd 49 94 01 00 75 ee 48 c7 c7 c0 64 12 85 c6 05 bd 49 94 01 01 e8 6a 66 98 00 <0f> 0b c3 cc cc cc cc 80 3d a9 49 94 01 00 75 cb 48 c7 c7 e8 64 12
 6310 09:54:38.303615  # [   61.267372] RSP: 0018:ffffaf22829b7e48 EFLAGS: 00010286
 6311 09:54:38.310197  # [   61.279402] RAX: 0000000000000000 RBX: 000000000000002c RCX: 0000000000000000
 6312 09:54:38.316729  # [   61.293603] RDX: ffff9f1cbac2c660 RSI: ffff9f1cbac1bf70 RDI: ffff9f1cbac1bf70
 6313 09:54:38.326448  # [   61.307775] RBP: ffffffff8518aa9b R08: 0000000000000000 R09: 0000000000000000
 6314 09:54:38.333191  # [   61.321987] R10: 00000000ffffe000 R11: 3fffffffffffffff R12: 0000000000000016
 6315 09:54:38.346550  # [   61.336150] R13: ffffaf22829b7f10 R14: ffffaf228[   71.659798] lkdtm: Performing direct entry USERCOPY_HEAP_WHITELIST_FROM
 6316 09:54:38.349750  29b7f10 R15: ffff9f1c43537000
 6317 09:54:38.359722  # [   61.350363] FS:  00007f7f9ea[   71.672235] lkdtm: attempting good copy_from_user inside whitelist
 6318 09:54:38.366181  ec580(0000) GS:ffff9f1cbac00000(0000) knlGS:0000000000000000
 6319 09:54:38.372856  # [   71.685356] lkdtm: attempting bad copy_from_user outside whitelist
 6320 09:54:38.379550  [   61.365597] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
 6321 09:54:38.389694  # [   61.378252] CR2: 00007f7f9e8f5000 CR3: 0000000103546002 CR4: 00000000003706f0
 6322 09:54:38.389790  # [   61.392417] Call Trace:
 6323 09:54:38.396109  # [   61.401392]  lkdtm_REFCOUNT_ADD_OVERFLOW+0x7f/0xa7
 6324 09:54:38.399441  # [   61.412933]  direct_entry.cold+0x2c/0x38
 6325 09:54:38.405871  # [   61.423546]  full_proxy_write+0x53/0x80
 6326 09:54:38.409240  # [   61.434048]  vfs_write+0xe7/0x3a0
 6327 09:54:38.412449  # [   61.443988]  ksys_write+0x68/0xf0
 6328 09:54:38.415882  # [   61.453861]  do_syscall_64+0x30/0x40
 6329 09:54:38.422360  # [   61.464085]  entry_SYSCALL_64_after_hwframe+0x61/0xc6
 6330 09:54:38.429162  # [   61.475922] RIP: 0033:0x7f7f9ea028f3
 6331 09:54:38.449005  # [   61.486159] Code: 8b 15 a1 25 0e 00 f7 d8 64 89 02 48 c7 c0 ff ff ff ff eb b7 0f 1f 00 64 8b 04 25 18 00 00 00 85 c0 75 14 b8 01 00 00 00 0f 05 <48> 3d 00 f0 ff ff 77 55 c3 0f 1f 40 00 48 83 ec 28 48 89 54 24 18
 6332 09:54:38.458565  # [   61.513333] RSP: 002b:00007ffc2b7b2158 EFLAGS: 00000246 ORIG_RAX: 0000000000000001
 6333 09:54:38.465379  # [   61.528050] RAX: ffffffffffffffda RBX: 0000000000000016 RCX: 00007f7f9ea028f3
 6334 09:54:38.472080  # [   61.542199] RDX: 0000000000000016 RSI: 00007f7f9e8f5000 RDI: 0000000000000001
 6335 09:54:38.481785  # [   61.556396] RBP: 00007f7f9e8f5000 R08: 00007f7f9e8f4010 R09: 0000000000000000
 6336 09:54:38.488294  # [   61.570568] R10: fffffffffffffbc5 R11: 0000000000000246 R12: 0000000000000001
 6337 09:54:38.505035  # [   61.584767] R13: 0000000000000001 R14: 0000000000020000 R15: 000000000002000[   71.822187] lkdtm: Performing direct entry USERCOPY_STACK_FRAME_TO
 6338 09:54:38.505136  0
 6339 09:54:38.508308  # [   61.598939] irq event stamp: 0
 6340 09:54:38.518162  # [   61.608562] hardirq[   71.829844] lkdtm: good_stack: ffffaf22834f7e20-ffffaf22834f7e40
 6341 09:54:38.521320  s last  enabled at (0): [<0000000000000000>] 0x0
 6342 09:54:38.531426  # [   61.62180[   71.842771] lkdtm: bad_stack : ffffaf22834f7da8-ffffaf22834f7dc8
 6343 09:54:38.544419  0] hardirqs last disabled at (0): [<ffffffff83900cf0>] copy_proc[   71.855727] lkdtm: attempting good copy_to_user of local stack
 6344 09:54:38.544514  ess+0x640/0x1c80
 6345 09:54:38.557820  # [   61.637142] softirqs last  enabled at (0)[   71.868432] lkdtm: attempting bad copy_to_user of distant stack
 6346 09:54:38.561221  : [<ffffffff83900cf0>] copy_process+0x640/0x1c80
 6347 09:54:38.567698  # [   61.652531] softirqs last disabled at (0): [<0000000000000000>] 0x0
 6348 09:54:38.574400  # [   61.665717] ---[ end trace 82f3067a6a326e5a ]---
 6349 09:54:38.577714  # [   61.677097] lkdtm: Overflow detected: saturated
 6350 09:54:38.583956  # REFCOUNT_ADD_OVERFLOW: saw 'call trace:': ok
 6351 09:54:38.587655  ok 43 selftests: lkdtm: REFCOUNT_ADD_OVERFLOW.sh
 6352 09:54:38.593931  # selftests: lkdtm: REFCOUNT_INC_NOT_ZERO_OVERFLOW.sh
 6353 09:54:38.600750  # [   61.822734] lkdtm: Performing direct entry REFCOUNT_INC_NOT_ZERO_OVERFLOW
 6354 09:54:38.606997  # [   61.832679] lkdtm: attempting bad refcount_inc_not_zero() overflow
 6355 09:54:38.613840  # [   61.845796] ------------[ cut here ]------------
 6356 09:54:38.620727  # [   61.857160] refcount_t: saturated; leaking memory.
 6357 09:54:38.630200  # [   61.862542] WARNING: CPU: 1 PID: 2117 at lib/refcount.c:19 refcount_warn_saturate+0x97/0x110
 6358 09:54:38.656743  # [   61.878149] 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_debugfs cros_ec_lightbar cros_ec_sensorhub x86_pkg_temp_thermal cros_ec_dev cros_usbpd_notify
 6359 09:54:38.663508  # [   61.910785] CPU: 1 PID: 2117 Comm: cat Tainted: G      D W         5.10.145-cip17 #1
 6360 09:54:38.669902  # [   61.925649] Hardware name: Google Rammus/Rammus, BIOS  09/04/2020
 6361 09:54:38.676589  # [   61.932460] RIP: 0010:refcount_warn_saturate+0x97/0x110
 6362 09:54:38.686549  # [   61.944502] Code: 01 01 e8[   72.002333] lkdtm: Performing direct entry USERCOPY_STACK_FRAME_FROM
 6363 09:54:38.693159  [   72.012848] lkdtm: good_stack: ffffaf228358fe20-ffffaf228358fe40
 6364 09:54:38.699452  [   72.019570] lkdtm: bad_stack : ffffaf228358fda8-ffffaf228358fdc8
 6365 09:54:38.709443  [   72.026301] lkdtm: attempting good copy_from_user of local stack
 6366 09:54:38.716123  [   72.033034] lkdtm: attempting bad copy_from_user of distant stack
 6367 09:54:38.732393   47 66 98 00 0f 0b c3 cc cc cc cc 80 3d 88 49 94 01 00 75 a8 48 c7 c7 c0 64 12 85 c6 05 78 49 94 01 01 e8 24 66 98 00 <0f> 0b c3 cc cc cc cc 80 3d 62 49 94 01 00 75 85 48 c7 c7 18 65 12
 6368 09:54:38.739083  # [   61.965481] RSP: 0018:ffffaf2282a07e38 EFLAGS: 00010282
 6369 09:54:38.745496  # [   61.977530] RAX: 0000000000000000 RBX: 000000007fffffff RCX: 0000000000000000
 6370 09:54:38.755391  # [   61.991713] RDX: ffff9f1cbacac660 RSI: ffff9f1cbac9bf70 RDI: ffff9f1cbac9bf70
 6371 09:54:38.762224  # [   62.005900] RBP: ffffffff8518a6d8 R08: 0000000000000000 R09: 0000000000000000
 6372 09:54:38.771806  # [   62.020085] R10: 00000000ffffe000 R11: 3fffffffffffffff R12: 000000000000001f
 6373 09:54:38.778477  # [   62.028057] R13: ffffaf2282a07f10 R14: ffffaf2282a07f10 R15: ffff9f1c45c74000
 6374 09:54:38.788512  # [   62.042241] FS:  00007fc2b14e1580(0000) GS:ffff9f1cbac80000(0000) knlGS:0000000000000000
 6375 09:54:38.795060  # [   62.057519] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
 6376 09:54:38.804666  # [   62.070130] CR2: 00007fc2b12ea000 CR3: 000000010560e004 CR4: 00000000003706e0
 6377 09:54:38.808109  # [   62.084312] Call Trace:
 6378 09:54:38.811343  # [   62.087046]  __refcount_add_not_zero.constprop.0+0x2a/0x35
 6379 09:54:38.818039  # [   62.099379]  lkdtm_REFCOUNT_INC_NOT_ZERO_OVERFLOW+0x3e/0x76
 6380 09:54:38.824563  # [   62.111840]  direct_entry.cold+0x2c/0x38
 6381 09:54:38.827742  # [   62.116223]  full_proxy_write+0x53/0x80
 6382 09:54:38.830915  # [   62.126711]  vfs_write+0xe7/0x3a0
 6383 09:54:38.838069  # [   62.136626]  ksys_write+0x68/0xf0
 6384 09:54:38.847503  # [   62.146541]  do_syscall_6[   72.159863] lkdtm: Performing direct entry USERCOPY_STACK_BEYOND
 6385 09:54:38.847607  4+0x30/0x40
 6386 09:54:38.857355  # [   62.156744]  entry_SYSCALL_64_after_hwframe+0x[   72.171037] lkdtm: good_stack: ffffaf228361fe20-ffffaf228361fe40
 6387 09:54:38.860793  61/0xc6
 6388 09:54:38.863820  # [   62.168599] RIP: 0033:0x7fc2b13f78f3
 6389 09:54:38.870603  # [   62.178[   72.183993] lkdtm: bad_stack : ffffaf228361fff8-ffffaf2283620018
 6390 09:54:38.883835  804] Code: 8b 15 a1 25 0e 00 f7 d8 64 89 02 48 c7 c0 ff ff ff ff[   72.196922] lkdtm: attempting good copy_to_user of local stack
 6391 09:54:38.897045   eb b7 0f 1f 00 64 8b 04 25 18 00 00 00 85 c0 75 14 b8 01 00 00 [   72.209644] lkdtm: attempting bad copy_to_user of distant stack
 6392 09:54:38.903464  [   72.222474] lkdtm: copy_to_user failed, but lacked Oops
 6393 09:54:38.910020  00 0f 05 <48> 3d 00 f0 ff ff 77 55 c3 0f 1f 40 00 48 83 ec 28 48 89 54 24 18
 6394 09:54:38.920055  # [   62.199789] RSP: 002b:00007ffd19a33b78 EFLAGS: 00000246 ORIG_RAX: 0000000000000001
 6395 09:54:38.926688  # [   62.214454] RAX: ffffffffffffffda RBX: 000000000000001f RCX: 00007fc2b13f78f3
 6396 09:54:38.936573  # [   62.222428] RDX: 000000000000001f RSI: 00007fc2b12ea000 RDI: 0000000000000001
 6397 09:54:38.943122  # [   62.236608] RBP: 00007fc2b12ea000 R08: 00007fc2b12e9010 R09: 0000000000000000
 6398 09:54:38.952945  # [   62.244581] R10: fffffffffffffbc5 R11: 0000000000000246 R12: 0000000000000001
 6399 09:54:38.959526  # [   62.258757] R13: 0000000000000001 R14: 0000000000020000 R15: 0000000000020000
 6400 09:54:38.962929  # [   62.266734] irq event stamp: 0
 6401 09:54:38.969640  # [   62.276348] hardirqs last  enabled at (0): [<0000000000000000>] 0x0
 6402 09:54:38.979240  # [   62.289563] hardirqs last disabled at (0): [<ffffffff83900cf0>] copy_process+0x640/0x1c80
 6403 09:54:38.989218  # [   62.304916] softirqs last  enabled at (0): [<ffffffff83900cf0>] copy_process+0x640/0x1c80
 6404 09:54:38.995930  # [   62.320270] softirqs last disabled at (0): [<0000000000000000>] 0x0
 6405 09:54:39.002364  # [   62.333486] ---[ end trace 82f3067a6a326e5b ]---
 6406 09:54:39.009216  # [   62.344857] lkdtm: Overflow detected: saturated
 6407 09:54:39.012065  # REFCOUNT_INC_NOT_ZERO_OVERFLOW: saw 'call trace:': ok
 6408 09:54:39.018964  ok 44 selftests: lkdtm: REFCOUNT_INC_NOT_ZERO_OVERFLOW.sh
 6409 09:54:39.025620  # selftests: lkdtm: REFCOUNT_ADD_NOT_ZERO_OVERFLOW.sh
 6410 09:54:39.032097  # [   62.468390] lkdtm: Performing direct entry REFCOUNT_ADD_NOT_ZERO_OVERFLOW
 6411 09:54:39.038811  # [   62.481813] lkd[   72.356659] lkdtm: Performing direct entry USERCOPY_KERNEL
 6412 09:54:39.045374  tm: attempting bad refcount_add_not_zero() overflow
 6413 09:54:39.054957  # [   62.49[   72.364992] lkdtm: attempting good copy_to_user from kernel rodata: ffffffff84d9b330
 6414 09:54:39.058553  4934] ------------[ cut here ]------------
 6415 09:54:39.068557  # [   62.506300] ref[   72.379877] lkdtm: attempting bad copy_to_user from kernel text: ffffffff83ae2e20
 6416 09:54:39.072009  count_t: saturated; leaking memory.
 6417 09:54:39.081668  # [   62.517891] WARNING: C[   72.394424] lkdtm: FAIL: survived bad copy_to_user()
 6418 09:54:39.088442  PU: 1 PID: 2149 at lib/refcount.c:19 refcount_warn_saturate+0x97/0x110
 6419 09:54:39.115034  # [   62.533504] 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_debugfs cros_ec_lightbar cros_ec_sensorhub x86_pkg_temp_thermal cros_ec_dev cros_usbpd_notify
 6420 09:54:39.124744  # [   62.566139] CPU: 1 PID: 2149 Comm: cat Tainted: G      D W         5.10.145-cip17 #1
 6421 09:54:39.131075  # [   62.581006] Hardware name: Google Rammus/Rammus, BIOS  09/04/2020
 6422 09:54:39.137946  # [   62.594037] RIP: 0010:refcount_warn_saturate+0x97/0x110
 6423 09:54:39.157738  # [   62.606087] Code: 01 01 e8 47 66 98 00 0f 0b c3 cc cc cc cc 80 3d 88 49 94 01 00 75 a8 48 c7 c7 c0 64 12 85 c6 05 78 49 94 01 01 e8 24 66 98 00 <0f> 0b c3 cc cc cc cc 80 3d 62 49 94 01 00 75 85 48 c7 c7 18 65 12
 6424 09:54:39.164503  # [   62.633310] RSP: 0018:ffffaf2282a6fe38 EFLAGS: 00010282
 6425 09:54:39.170917  # [   62.645342] RAX: 0000000000000000 RBX: 000000007fffffff RCX: 0000000000000000
 6426 09:54:39.181138  # [   62.659528] RDX: ffff9f1cbacac660 RSI: ffff9f1cbac9bf70 RDI: ffff9f1cbac9bf70
 6427 09:54:39.187838  # [   62.673717] RBP: ffffffff8518a6f8 R08: 0000000000000000 R09: 0000000000000000
 6428 09:54:39.197483  # [   62.687904] R10: 00000000ffffe000 R11: 3fffffffffffffff R12: 000000000000001f
 6429 09:54:39.204071  # [   62.702093] R13: ffffaf2282a6ff10 R14: ffffaf2282a6ff10 R15: ffff9f1c43f12000
 6430 09:54:39.213889  # [   62.716281] FS:  00007fc0d8ceb580(0000) GS:ffff9f1cbac80000(0000) knlGS:0000000000000000
 6431 09:54:39.220925  # [   62.731534] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
 6432 09:54:39.230316  # [   62.744167] CR2: 00007fc0d8af4000 CR3: 00000001033b2002 CR4: 00000000003706e0
 6433 09:54:39.237020  # [   62.758356] C[   72.551605] lkdtm: Performing direct entry STACKLEAK_ERASING
 6434 09:54:39.237484  all Trace:
 6435 09:54:39.250236  # [   62.767302]  __refcount_add_not_zero.constprop.[   72.561870] lkdtm: checking unused part of the thread stack (15928 bytes)...
 6436 09:54:39.253525  0+0x2a/0x35
 6437 09:54:39.266915  # [   62.779642]  lkdtm_REFCOUNT_ADD_NOT_ZERO_OVERF[   72.575988] lkdtm: FAIL: the erased part is not found (checked 15928 bytes)
 6438 09:54:39.267444  LOW+0x3e/0x76
 6439 09:54:39.270323  # [   62.792081]  direct_entry.cold+0x2c/0x38
 6440 09:54:39.276688  # [   72.590001] lkdtm: FAIL: the thread stack is NOT properly erased
 6441 09:54:39.283462  [   62.802678]  full_proxy_write+0x53/0x80
 6442 09:54:39.293449  # [   62.813174]  vf[   72.602964] CPU: 0 PID: 2954 Comm: cat Tainted: G      D W         5.10.145-cip17 #1
 6443 09:54:39.300044  [   72.617756] Hardware name: Google Rammus/Rammus, BIOS  09/04/2020
 6444 09:54:39.303304  [   72.624559] Call Trace:
 6445 09:54:39.306558  [   72.627291]  dump_stack+0x77/0x9b
 6446 09:54:39.309851  [   72.630994]  lkdtm_STACKLEAK_ERASING+0x116/0x144
 6447 09:54:39.316546  [   72.636155]  direct_entry.cold+0x2c/0x38
 6448 09:54:39.319904  [   72.640535]  full_proxy_write+0x53/0x80
 6449 09:54:39.323269  [   72.644813]  vfs_write+0xe7/0x3a0
 6450 09:54:39.326221  [   72.648517]  ksys_write+0x68/0xf0
 6451 09:54:39.332765  [   72.652218]  do_syscall_64+0x30/0x40
 6452 09:54:39.336197  [   72.656212]  entry_SYSCALL_64_after_hwframe+0x61/0xc6
 6453 09:54:39.339215  [   72.661852] RIP: 0033:0x7fd121f7b8f3
 6454 09:54:39.362308  [   72.665840] Code: 8b 15 a1 25 0e 00 f7 d8 64 89 02 48 c7 c0 ff ff ff ff eb b7 0f 1f 00 64 8b 04 25 18 00 00 00 85 c0 75 14 b8 01 00 00 00 0f 05 <48> 3d 00 f0 ff ff 77 55 c3 0f 1f 40 00 48 83 ec 28 48 89 54 24 18
 6455 09:54:39.368964  [   72.686813] RSP: 002b:00007fff2a373278 EFLAGS: 00000246 ORIG_RAX: 0000000000000001
 6456 09:54:39.379072  [   72.695268] RAX: ffffffffffffffda RBX: 0000000000000012 RCX: 00007fd121f7b8f3
 6457 09:54:39.385536  [   72.703236] RDX: 0000000000000012 RSI: 00007fd121e6e000 RDI: 0000000000000001
 6458 09:54:39.395442  [   72.711203] RBP: 00007fd121e6e000 R08: 00007fd121e6d010 R09: 0000000000000000
 6459 09:54:39.401873  [   72.719172] R10: fffffffffffffbc5 R11: 0000000000000246 R12: 0000000000000001
 6460 09:54:39.408581  [   72.727140] R13: 0000000000000001 R14: 0000000000020000 R15: 0000000000020000
 6461 09:54:39.411837  s_write+0xe7/0x3a0
 6462 09:54:39.415345  # [   62.823085]  ksys_write+0x68/0xf0
 6463 09:54:39.421803  # [   62.833014]  do_syscall_64+0x30/0x40
 6464 09:54:39.425121  # [   62.843203]  entry_SYSCALL_64_after_hwframe+0x61/0xc6
 6465 09:54:39.431577  # [   62.855058] RIP: 0033:0x7fc0d8c018f3
 6466 09:54:39.452022  # [   62.865261] Code: 8b 15 a1 25 0e 00 f7 d8 64 89 02 48 c7 c0 ff ff ff ff eb b7 0f 1f 00 64 8b 04 25 18 00 00 00 85 c0 75 14 b8 01 00 00 00 0f 05 <48> 3d 00 f0 ff ff 77 55 c3 0f 1f 40 00 48 83 ec 28 48 89 54 24 18
 6467 09:54:39.461607  # [   62.892457] RSP: 002b:00007ffc50462188 EFLAGS: 00000246 ORIG_RAX: 0000000000000001
 6468 09:54:39.468052  # [   62.907128] RAX: ffffffffffffffda RBX: 000000000000001f RCX: 00007fc0d8c018f3
 6469 09:54:39.477899  # [   62.915101] RDX: 000000000000001f RSI: 00007fc0d8af4000 RDI: 0000000000000001
 6470 09:54:39.484234  # [   62.929281] RBP: 00007fc0d8af4000 R08: 00007fc0d8af3010 R09: 0000000000000000
 6471 09:54:39.490955  # [   62.937254] R10: fffffffffffffbc5 R11: 0000000000000246 R12: 0000000000000001
 6472 09:54:39.500763  # [   62.951434] R13: 0000000000000001 R14: 0000000000020000 R15: 0000000000020000
 6473 09:54:39.504127  # [   62.959430] irq event stamp: 0
 6474 09:54:39.510955  # [   62.969027] hardirqs last  enabled at (0): [<0000000000000000>] 0x0
 6475 09:54:39.520720  # [   62.976031] hardirqs last disabled at (0): [<ffffffff83900cf0>] copy_process+0x640/0x1c80
 6476 09:54:39.530474  # [   62.991374] softirqs last  enabled at (0): [<ffffffff83900cf0>] copy_process+0x640/0x1c80
 6477 09:54:39.537153  # [   63.000512] softirqs last disabled at (0): [<0000000000000000>] 0x0
 6478 09:54:39.543713  # [   63.013721] ---[ end trace 82f3067a6a326e5c ]---
 6479 09:54:39.546963  # [   63.018881] lkdtm: Overflow detected: saturated
 6480 09:54:39.553824  # REFCOUNT_ADD_NOT_ZERO_OVERFLOW: saw 'call trace:': ok
 6481 09:54:39.560294  ok 45 selftests: lkdtm: REFCOUNT_ADD_NOT_ZERO_OVERFLOW.sh
 6482 09:54:39.563240  # selftests: lkdtm: REFCOUNT_DEC_ZERO.sh
 6483 09:54:39.569746  # [   63.149289] lkdtm: Performing direct entry REFCOUNT_DEC_ZERO
 6484 09:54:39.580048  # [   63.160850] lkd[   72.891645] lkdtm: Performing direct entry CFI_FORWARD_PROTO
 6485 09:54:39.583433  tm: attempting good refcount_dec()
 6486 09:54:39.589741  # [   63.166162] lkdtm: atte[   72.903300] lkdtm: Calling matched prototype ...
 6487 09:54:39.593063  mpting bad refcount_dec() to zero
 6488 09:54:39.603127  # [   63.172128] ------------[   72.914706] lkdtm: Calling mismatched prototype ...
 6489 09:54:39.603208  [ cut here ]------------
 6490 09:54:39.616791  # [   63.183482] refcount_t: decrement[   72.926366] lkdtm: Fail: survived mismatched prototype function call!
 6491 09:54:39.617399   hit 0; leaking memory.
 6492 09:54:39.626215  # [   63.195640] WARNING: CPU: 2 PID: 2181 at lib/refcount.c:31 refcount_warn_saturate+0xfb/0x110
 6493 09:54:39.652531  # [   63.205073] 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_debugfs cros_ec_lightbar cros_ec_sensorhub x86_pkg_temp_thermal cros_ec_dev cros_usbpd_notify
 6494 09:54:39.662530  # [   63.231545] CPU: 2 PID: 2181 Comm: cat Tainted: G      D W         5.10.145-cip17 #1
 6495 09:54:39.669463  # [   63.246427] Hardware name: Google Rammus/Rammus, BIOS  09/04/2020
 6496 09:54:39.676087  # [   63.253249] RIP: 0010:refcount_warn_saturate+0xfb/0x110
 6497 09:54:39.695750  # [   63.265288] Code: 70 65 12 85 c6 05 29 49 94 01 01 e8 da 65 98 00 0f 0b c3 cc cc cc cc 48 c7 c7 40 65 12 85 c6 05 10 49 94 01 01 e8 c0 65 98 00 <0f> 0b c3 cc cc cc cc 66 66 2e 0f 1f 84 00 00 00 00 00 0f 1f 00 8b
 6498 09:54:39.702434  # [   63.286272] RSP: 0018:ffffaf2282ad7e48 EFLAGS: 00010286
 6499 09:54:39.712223  # [   63.292107] RAX: 0000000000000000 RBX: 000000000000002f RCX: 0000000000000000
 6500 09:54:39.718853  # [   63.300078] RDX: ffff9f1cbad2c660 RSI: ffff9f1cbad1bf70 RDI: ffff9f1cbad1bf70
 6501 09:54:39.728782  # [   63.308047] RBP: ffffffff8518aab1 R08: 0000000000000000 R09: 0000000000000000
 6502 09:54:39.738568  # [   63.316028] R10: 00000000ffffe000 R11: 3fffffffffffffff R12: 0000000000000012
 6503 09:54:39.745268  # [   63.323998] R13: ffffaf2282ad7f10 R14: ffffaf2282ad7f10 R15: ffff9f1c45573000
 6504 09:54:39.754866  # [   63.331986] FS:  00007fee636f5580(0000) GS:ffff9f1cbad00000(0000) knlGS:0000000000000000
 6505 09:54:39.761627  # [   63.341030] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
 6506 09:54:39.771420  # [   63.353656] CR2: 00007fee634fe000 CR3: 0000000105532004 CR4: 00000000003706e0
 6507 09:54:39.774774  # [   63.361627] Call Trace:
 6508 09:54:39.778148  # [   63.364357]  lkdtm_REFCOUNT_DEC_ZERO+0x4d/0xbd
 6509 09:54:39.784824  # [   63.369345]  direct_entry.cold+0x2c/0x38
 6510 09:54:39.788000  # [   63.373750]  full_proxy_write+0x53/0x80
 6511 09:54:39.791095  # [   63.378056]  vfs_write+0xe7/0x3a0
 6512 09:54:39.797812  # [   63.381780]  ksys_write+0x68/0xf0
 6513 09:54:39.801234  # [   63.385481]  do_syscall_64+0x30/0x40
 6514 09:54:39.807861  # [   63.389495]  entry_SYSCALL_64_after_hwframe+0x61/0xc6
 6515 09:54:39.810458  # [   63.395137] RIP: 0033:0x7fee6360b8f3
 6516 09:54:39.834121  # [   63.399126] Code: 8b 15 a1 25 0e 00 f7 d8 64 89 02 48 c7 c0 ff ff ff ff eb b7 0f 1f 00 64 8b 04 25 18 00 00 00 85 c0 75 14 b8 01 00 00 00 0f 05 <48> 3d 00 f0 ff ff 77 55 c3 0f 1f 40 00 48 83 ec 28 48 89 54 24 18
 6517 09:54:39.840738  # [   63.420107] RSP: 002b:00007ffd40c0efa8 EFLAGS: 00000246 ORIG_RAX: 0000000000000001
 6518 09:54:39.850320  # [   63.428564] RAX: ffffffffffffffda RBX: 0000000000000012 RCX: 00007fee6360b8f3
 6519 09:54:39.857088  # [   63.436535] RDX: 0000000000000012 RSI: 00007fee634fe000 RDI: 0000000000000001
 6520 09:54:39.867450  # [   63.444504] RBP: 00007fee634fe000 R08: 00007fee634fd010 R09: 0000000000000000
 6521 09:54:39.873861  # [   63.452475] R10: fffffffffffffbc5 R11: 0000000000000246 R12: 0000000000000001
 6522 09:54:39.883380  # [   63.466661] R13: 0000000000000001 R14: 0000000000020000 R15: 0000000000020000
 6523 09:54:39.886882  # [   63.474638] irq event stamp: 0
 6524 09:54:39.893033  # [   63.484252] hardirqs last  enabled at (0): [<0000000000000000>] 0x0
 6525 09:54:39.903027  # [   63.491284] hardirqs last disabled at (0): [<ffffffff83900cf0>] copy_process+0x640/0x1c80
 6526 09:54:39.912636  # [   63.500420] softirqs last  enabled at (0): [<ffffffff83900cf0>] copy_process+0x640/0x1c80
 6527 09:54:39.922644  # [   63.509558] softirqs last disabled at (0): [<0000000000000000>] 0x0
 6528 09:54:39.926145  # [   63.516560] ---[ end trace 82f3067a6a326e5d ]---
 6529 09:54:39.932418  # [   63.521716] lkdtm: Zero detected: saturated
 6530 09:54:39.935640  # REFCOUNT_DEC_ZERO: saw 'call trace:': ok
 6531 09:54:39.939112  ok 46 selftests: lkdtm: REFCOUNT_DEC_ZERO.sh
 6532 09:54:39.945577  # selftests: lkdtm: REFCOUNT_DEC_NEGATIVE.sh
 6533 09:54:39.951774  # [   63.669886] lkdtm: Performing direct entry REFCOUNT_DEC_NEGATIVE
 6534 09:54:39.958649  # [   63.682329] lkdtm: attempting bad refcount_dec() below zero
 6535 09:54:39.965592  # [   63.694771] ------------[ cut here ]------------
 6536 09:54:39.972045  # [   63.706172] refcount_t: decrement hit 0; leaking memory.
 6537 09:54:39.981692  # [   63.718362] WARNING: CPU: 0 PID: 2216 at lib/refcount.c:31 refcount_warn_saturate+0xfb/0x110
 6538 09:54:40.008037  # [   63.733996] 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_debugfs cros_ec_lightbar cros_ec_sensorhub x86_pkg_temp_thermal cros_ec_dev cros_usbpd_notify
 6539 09:54:40.018066  # [   63.766654] CPU: 0 PID: 2216 Comm: cat Tainted: G      D W         5.10.145-cip17 #1
 6540 09:54:40.024371  # [   63.781509] Hardware name: Google Rammus/Rammus, BIOS  09/04/2020
 6541 09:54:40.030675  # [   63.794576] RIP: 0010:refcount_warn_saturate+0xfb/0x110
 6542 09:54:40.054120  # [   63.806590] Code: 70 65 12 85 c6 05 29 49 94 01 01 e8 da 65 98 00 0f 0b c3 cc cc cc cc 48 c7 c7 40 65 12 85 c6 05 10 49 94 01 01 e8 c0 65 98 00 <0f> 0b c3 cc cc cc cc 66 66 2e 0f 1f 84 00 00 00 00 00 0f 1f 00 8b
 6543 09:54:40.060387  # [   63.833808] RSP: 0018:ffffaf2282b97e48 EFLAGS: 00010286
 6544 09:54:40.067182  # [   63.845901] RAX: 0000000000000000 RBX: 0000000000000030 RCX: 0000000000000000
 6545 09:54:40.077071  # [   63.860060] RDX: ffff9f1cbac2c660 RSI: ffff9f1cbac1bf70 RDI: ffff9f1cbac1bf70
 6546 09:54:40.084197  # [   63.874214] RBP: ffffffff8518aac3 R08: 0000000000000000 R09: 0000000000000000
 6547 09:54:40.093708  # [   63.888417] R10: 00000000ffffe000 R11: 3fffffffffffffff R12: 0000000000000016
 6548 09:54:40.100420  # [   63.902574] R13: ffffaf2282b97f10 R14: ffffaf2282b97f10 R15: ffff9f1c456da000
 6549 09:54:40.110229  # [   63.916813] FS:  00007fa48fe4c580(0000) GS:ffff9f1cbac00000(0000) knlGS:0000000000000000
 6550 09:54:40.116888  # [   63.932050] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
 6551 09:54:40.126326  # [   63.944697] CR2: 00007fa48fc55000 CR3: 00000001054ba005 CR4: 00000000003706f0
 6552 09:54:40.129774  # [   63.958881] Call Trace:
 6553 09:54:40.136259  # [   63.967854]  lkdtm_REFCOUNT_DEC_NEGATIVE+0x37/0x61
 6554 09:54:40.139595  # [   63.979405]  direct_entry.cold+0x2c/0x38
 6555 09:54:40.142817  # [   63.990051]  full_proxy_write+0x53/0x80
 6556 09:54:40.149993  # [   64.000507]  vfs_write+0xe7/0x3a0
 6557 09:54:40.152789  # [   64.010449]  ksys_write+0x68/0xf0
 6558 09:54:40.156075  # [   64.020365]  do_syscall_64+0x30/0x40
 6559 09:54:40.162755  # [   64.030570]  entry_SYSCALL_64_after_hwframe+0x61/0xc6
 6560 09:54:40.166113  # [   64.042419] RIP: 0033:0x7fa48fd628f3
 6561 09:54:40.189132  # [   64.052691] Code: 8b 15 a1 25 0e 00 f7 d8 64 89 02 48 c7 c0 ff ff ff ff eb b7 0f 1f 00 64 8b 04 25 18 00 00 00 85 c0 75 14 b8 01 00 00 00 0f 05 <48> 3d 00 f0 ff ff 77 55 c3 0f 1f 40 00 48 83 ec 28 48 89 54 24 18
 6562 09:54:40.198799  # [   64.079838] RSP: 002b:00007ffe6f37ba58 EFLAGS: 00000246 ORIG_RAX: 0000000000000001
 6563 09:54:40.205416  # [   64.094511] RAX: ffffffffffffffda RBX: 0000000000000016 RCX: 00007fa48fd628f3
 6564 09:54:40.215218  # [   64.108688] RDX: 0000000000000016 RSI: 00007fa48fc55000 RDI: 0000000000000001
 6565 09:54:40.225301  # [   64.122861] RBP: 00007fa48fc55000 R08: 00007fa48fc54010 R09: 0000000000000000
 6566 09:54:40.232255  # [   64.137068] R10: fffffffffffffbc5 R11: 0000000000000246 R12: 0000000000000001
 6567 09:54:40.241960  # [   64.151270] R13: 0000000000000001 R14: 0000000000020000 R15: 0000000000020000
 6568 09:54:40.245631  # [   64.165467] irq event stamp: 0
 6569 09:54:40.252054  # [   64.175072] hardirqs last  enabled at (0): [<0000000000000000>] 0x0
 6570 09:54:40.262102  # [   64.188290] hardirqs last disabled at (0): [<ffffffff83900cf0>] copy_process+0x640/0x1c80
 6571 09:54:40.271382  # [   64.203711] softirqs last  enabled at (0): [<ffffffff83900cf0>] copy_process+0x640/0x1c80
 6572 09:54:40.278180  # [   64.219083] softirqs last disabled at (0): [<0000000000000000>] 0x0
 6573 09:54:40.284875  # [   64.232300] ---[ end trace 82f3067a6a326e5e ]---
 6574 09:54:40.291454  # [   64.243690] lkdtm: Negative detected: saturated
 6575 09:54:40.297749  # REFCOUNT_DEC_NEGATIVE: saw 'Negative detected: saturated': ok
 6576 09:54:40.301508  ok 47 selftests: lkdtm: REFCOUNT_DEC_NEGATIVE.sh
 6577 09:54:40.307846  # selftests: lkdtm: REFCOUNT_DEC_AND_TEST_NEGATIVE.sh
 6578 09:54:40.314458  # [   64.379862] lkdtm: Performing direct entry REFCOUNT_DEC_AND_TEST_NEGATIVE
 6579 09:54:40.324171  # [   64.393143] lkdtm: attempting bad refcount_dec_and_test() below zero
 6580 09:54:40.327453  # [   64.406471] ------------[ cut here ]------------
 6581 09:54:40.334126  # [   64.417836] refcount_t: underflow; use-after-free.
 6582 09:54:40.344457  # [   64.429458] WARNING: CPU: 0 PID: 2251 at lib/refcount.c:28 refcount_warn_saturate+0xba/0x110
 6583 09:54:40.370231  # [   64.445053] 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_debugfs cros_ec_lightbar cros_ec_sensorhub x86_pkg_temp_thermal cros_ec_dev cros_usbpd_notify
 6584 09:54:40.380293  # [   64.477707] CPU: 0 PID: 2251 Comm: cat Tainted: G      D W         5.10.145-cip17 #1
 6585 09:54:40.386957  # [   64.492594] Hardware name: Google Rammus/Rammus, BIOS  09/04/2020
 6586 09:54:40.393405  # [   64.505639] RIP: 0010:refcount_warn_saturate+0xba/0x110
 6587 09:54:40.416533  # [   64.517678] Code: 01 01 e8 24 66 98 00 0f 0b c3 cc cc cc cc 80 3d 62 49 94 01 00 75 85 48 c7 c7 18 65 12 85 c6 05 52 49 94 01 01 e8 01 66 98 00 <0f> 0b c3 cc cc cc cc 80 3d 3d 49 94 01 00 0f 85 5e ff ff ff 48 c7
 6588 09:54:40.423296  # [   64.544916] RSP: 0018:ffffaf2282c17e40 EFLAGS: 00010286
 6589 09:54:40.432952  # [   64.556954] RAX: 0000000000000000 RBX: 0000000000000031 RCX: 0000000000000000
 6590 09:54:40.439497  # [   64.571203] RDX: ffff9f1cbac2c660 RSI: ffff9f1cbac1bf70 RDI: ffff9f1cbac1bf70
 6591 09:54:40.449703  # [   64.585388] RBP: ffffffff8518a718 R08: 0000000000000000 R09: 0000000000000000
 6592 09:54:40.456144  # [   64.599625] R10: 00000000ffffe000 R11: 3fffffffffffffff R12: 000000000000001f
 6593 09:54:40.466129  # [   64.613792] R13: ffffaf2282c17f10 R14: ffffaf2282c17f10 R15: ffff9f1c433b5000
 6594 09:54:40.475948  # [   64.628036] FS:  00007fbb9a922580(0000) GS:ffff9f1cbac00000(0000) knlGS:0000000000000000
 6595 09:54:40.482593  # [   64.643286] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
 6596 09:54:40.489084  # [   64.655976] CR2: 00007fbb9a72b000 CR3: 0000000104e06004 CR4: 00000000003706f0
 6597 09:54:40.492249  # [   64.670138] Call Trace:
 6598 09:54:40.499114  # [   64.679147]  __refcount_sub_and_test.constprop.0+0x3c/0x50
 6599 09:54:40.505453  # [   64.691457]  lkdtm_REFCOUNT_DEC_AND_TEST_NEGATIVE+0x3e/0x78
 6600 09:54:40.508651  # [   64.703965]  direct_entry.cold+0x2c/0x38
 6601 09:54:40.515627  # [   64.714501]  full_proxy_write+0x53/0x80
 6602 09:54:40.518919  # [   64.725051]  vfs_write+0xe7/0x3a0
 6603 09:54:40.522083  # [   64.734937]  ksys_write+0x68/0xf0
 6604 09:54:40.528826  # [   64.744860]  do_syscall_64+0x30/0x40
 6605 09:54:40.532306  # [   64.755054]  entry_SYSCALL_64_after_hwframe+0x61/0xc6
 6606 09:54:40.538455  # [   64.766954] RIP: 0033:0x7fbb9a8388f3
 6607 09:54:40.558409  # [   64.777109] Code: 8b 15 a1 25 0e 00 f7 d8 64 89 02 48 c7 c0 ff ff ff ff eb b7 0f 1f 00 64 8b 04 25 18 00 00 00 85 c0 75 14 b8 01 00 00 00 0f 05 <48> 3d 00 f0 ff ff 77 55 c3 0f 1f 40 00 48 83 ec 28 48 89 54 24 18
 6608 09:54:40.568218  # [   64.804367] RSP: 002b:00007ffe7e242f48 EFLAGS: 00000246 ORIG_RAX: 0000000000000001
 6609 09:54:40.577858  # [   64.819039] RAX: ffffffffffffffda RBX: 000000000000001f RCX: 00007fbb9a8388f3
 6610 09:54:40.584383  # [   64.833239] RDX: 000000000000001f RSI: 00007fbb9a72b000 RDI: 0000000000000001
 6611 09:54:40.594552  # [   64.847413] RBP: 00007fbb9a72b000 R08: 00007fbb9a72a010 R09: 0000000000000000
 6612 09:54:40.601077  # [   64.861601] R10: fffffffffffffbc5 R11: 0000000000000246 R12: 0000000000000001
 6613 09:54:40.610834  # [   64.875792] R13: 0000000000000001 R14: 0000000000020000 R15: 0000000000020000
 6614 09:54:40.614470  # [   64.890036] irq event stamp: 0
 6615 09:54:40.620762  # [   64.899645] hardirqs last  enabled at (0): [<0000000000000000>] 0x0
 6616 09:54:40.630484  # [   64.912884] hardirqs last disabled at (0): [<ffffffff83900cf0>] copy_process+0x640/0x1c80
 6617 09:54:40.640477  # [   64.928254] softirqs last  enabled at (0): [<ffffffff83900cf0>] copy_process+0x640/0x1c80
 6618 09:54:40.647035  # [   64.943589] softirqs last disabled at (0): [<0000000000000000>] 0x0
 6619 09:54:40.653541  # [   64.956809] ---[ end trace 82f3067a6a326e5f ]---
 6620 09:54:40.656826  # [   64.968182] lkdtm: Negative detected: saturated
 6621 09:54:40.666734  # REFCOUNT_DEC_AND_TEST_NEGATIVE: saw 'Negative detected: saturated': ok
 6622 09:54:40.670205  ok 48 selftests: lkdtm: REFCOUNT_DEC_AND_TEST_NEGATIVE.sh
 6623 09:54:40.676924  # selftests: lkdtm: REFCOUNT_SUB_AND_TEST_NEGATIVE.sh
 6624 09:54:40.686692  # [   65.105044] lkdtm: Performing direct entry REFCOUNT_SUB_AND_TEST_NEGATIVE
 6625 09:54:40.693371  # [   65.117573] lkdtm: attempting bad refcount_sub_and_test() below zero
 6626 09:54:40.699956  # [   65.130907] ------------[ cut here ]------------
 6627 09:54:40.703093  # [   65.142275] refcount_t: underflow; use-after-free.
 6628 09:54:40.713082  # [   65.153850] WARNING: CPU: 0 PID: 2286 at lib/refcount.c:28 refcount_warn_saturate+0xba/0x110
 6629 09:54:40.742402  # [   65.169480] 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_debugfs cros_ec_lightbar cros_ec_sensorhub x86_pkg_temp_thermal cros_ec_dev cros_usbpd_notify
 6630 09:54:40.752270  # [   65.202116] CPU: 0 PID: 2286 Comm: cat Tainted: G      D W         5.10.145-cip17 #1
 6631 09:54:40.759233  # [   65.216975] Hardware name: Google Rammus/Rammus, BIOS  09/04/2020
 6632 09:54:40.765611  # [   65.229992] RIP: 0010:refcount_warn_saturate+0xba/0x110
 6633 09:54:40.785655  # [   65.242071] Code: 01 01 e8 24 66 98 00 0f 0b c3 cc cc cc cc 80 3d 62 49 94 01 00 75 85 48 c7 c7 18 65 12 85 c6 05 52 49 94 01 01 e8 01 66 98 00 <0f> 0b c3 cc cc cc cc 80 3d 3d 49 94 01 00 0f 85 5e ff ff ff 48 c7
 6634 09:54:40.792228  # [   65.269296] RSP: 0018:ffffaf2282c97e40 EFLAGS: 00010286
 6635 09:54:40.801700  # [   65.281364] RAX: 0000000000000000 RBX: 0000000000000032 RCX: 0000000000000000
 6636 09:54:40.811737  # [   65.295587] RDX: ffff9f1cbac2c660 RSI: ffff9f1cbac1bf70 RDI: ffff9f1cbac1bf70
 6637 09:54:40.818112  # [   65.309744] RBP: ffffffff8518a738 R08: 0000000000000000 R09: 0000000000000000
 6638 09:54:40.828050  # [   65.323962] R10: 00000000ffffe000 R11: 3fffffffffffffff R12: 000000000000001f
 6639 09:54:40.834579  # [   65.338140] R13: ffffaf2282c97f10 R14: ffffaf2282c97f10 R15: ffff9f1c43452000
 6640 09:54:40.844303  # [   65.352338] FS:  00007fa714181580(0000) GS:ffff9f1cbac00000(0000) knlGS:0000000000000000
 6641 09:54:40.850844  # [   65.367559] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
 6642 09:54:40.860659  # [   65.380207] CR2: 00007fa713f8a000 CR3: 0000000104de8001 CR4: 00000000003706f0
 6643 09:54:40.864242  # [   65.394402] Call Trace:
 6644 09:54:40.871152  # [   65.403375]  __refcount_sub_and_test.constprop.0+0x3c/0x50
 6645 09:54:40.877237  # [   65.415740]  lkdtm_REFCOUNT_SUB_AND_TEST_NEGATIVE+0x3e/0x7b
 6646 09:54:40.880985  # [   65.428177]  direct_entry.cold+0x2c/0x38
 6647 09:54:40.887130  # [   65.438786]  full_proxy_write+0x53/0x80
 6648 09:54:40.890627  # [   65.449298]  vfs_write+0xe7/0x3a0
 6649 09:54:40.893588  # [   65.459213]  ksys_write+0x68/0xf0
 6650 09:54:40.897136  # [   65.469171]  do_syscall_64+0x30/0x40
 6651 09:54:40.903684  # [   65.479332]  entry_SYSCALL_64_after_hwframe+0x61/0xc6
 6652 09:54:40.910093  # [   65.491178] RIP: 0033:0x7fa7140978f3
 6653 09:54:40.929890  # [   65.501396] Code: 8b 15 a1 25 0e 00 f7 d8 64 89 02 48 c7 c0 ff ff ff ff eb b7 0f 1f 00 64 8b 04 25 18 00 00 00 85 c0 75 14 b8 01 00 00 00 0f 05 <48> 3d 00 f0 ff ff 77 55 c3 0f 1f 40 00 48 83 ec 28 48 89 54 24 18
 6654 09:54:40.939514  # [   65.528617] RSP: 002b:00007ffeb77389e8 EFLAGS: 00000246 ORIG_RAX: 0000000000000001
 6655 09:54:40.949378  # [   65.543269] RAX: ffffffffffffffda RBX: 000000000000001f RCX: 00007fa7140978f3
 6656 09:54:40.955848  # [   65.557476] RDX: 000000000000001f RSI: 00007fa713f8a000 RDI: 0000000000000001
 6657 09:54:40.965906  # [   65.571643] RBP: 00007fa713f8a000 R08: 00007fa713f89010 R09: 0000000000000000
 6658 09:54:40.972502  # [   65.585873] R10: fffffffffffffbc5 R11: 0000000000000246 R12: 0000000000000001
 6659 09:54:40.982395  # [   65.600050] R13: 0000000000000001 R14: 0000000000020000 R15: 0000000000020000
 6660 09:54:40.986200  # [   65.614285] irq event stamp: 0
 6661 09:54:40.992549  # [   65.623868] hardirqs last  enabled at (0): [<0000000000000000>] 0x0
 6662 09:54:41.002099  # [   65.637111] hardirqs last disabled at (0): [<ffffffff83900cf0>] copy_process+0x640/0x1c80
 6663 09:54:41.012167  # [   65.652476] softirqs last  enabled at (0): [<ffffffff83900cf0>] copy_process+0x640/0x1c80
 6664 09:54:41.022523  # [   65.667822] softirqs last disabled at (0): [<0000000000000000>] 0x0
 6665 09:54:41.025808  # [   65.681052] ---[ end trace 82f3067a6a326e60 ]---
 6666 09:54:41.032276  # [   65.692438] lkdtm: Negative detected: saturated
 6667 09:54:41.038538  # REFCOUNT_SUB_AND_TEST_NEGATIVE: saw 'Negative detected: saturated': ok
 6668 09:54:41.045535  ok 49 selftests: lkdtm: REFCOUNT_SUB_AND_TEST_NEGATIVE.sh
 6669 09:54:41.048638  # selftests: lkdtm: REFCOUNT_INC_ZERO.sh
 6670 09:54:41.055295  # [   65.813102] lkdtm: Performing direct entry REFCOUNT_INC_ZERO
 6671 09:54:41.065090  # [   65.821857] lkdtm: attempting safe refcount_inc_not_zero() from zero
 6672 09:54:41.068275  # [   65.828989] lkdtm: Good: zero detected
 6673 09:54:41.071684  # [   65.833176] lkdtm: Correctly stayed at zero
 6674 09:54:41.078375  # [   65.837847] lkdtm: attempting bad refcount_inc() from zero
 6675 09:54:41.084468  # [   65.844005] ------------[ cut here ]------------
 6676 09:54:41.091159  # [   65.849161] refcount_t: addition on 0; use-after-free.
 6677 09:54:41.100548  # [   65.854925] WARNING: CPU: 3 PID: 2318 at lib/refcount.c:25 refcount_warn_saturate+0x74/0x110
 6678 09:54:41.126921  # [   65.864364] 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_debugfs cros_ec_lightbar cros_ec_sensorhub x86_pkg_temp_thermal cros_ec_dev cros_usbpd_notify
 6679 09:54:41.136844  # [   65.897015] CPU: 3 PID: 2318 Comm: cat Tainted: G      D W         5.10.145-cip17 #1
 6680 09:54:41.143510  # [   65.905698] Hardware name: Google Rammus/Rammus, BIOS  09/04/2020
 6681 09:54:41.150061  # [   65.912505] RIP: 0010:refcount_warn_saturate+0x74/0x110
 6682 09:54:41.173250  # [   65.918342] Code: 01 01 e8 6a 66 98 00 0f 0b c3 cc cc cc cc 80 3d a9 49 94 01 00 75 cb 48 c7 c7 e8 64 12 85 c6 05 99 49 94 01 01 e8 47 66 98 00 <0f> 0b c3 cc cc cc cc 80 3d 88 49 94 01 00 75 a8 48 c7 c7 c0 64 12
 6683 09:54:41.179578  # [   65.939327] RSP: 0018:ffffaf2282cf7e48 EFLAGS: 00010286
 6684 09:54:41.186165  # [   65.945187] RAX: 0000000000000000 RBX: 0000000000000033 RCX: 0000000000000000
 6685 09:54:41.196034  # [   65.953158] RDX: ffff9f1cbadac660 RSI: ffff9f1cbad9bf70 RDI: ffff9f1cbad9bf70
 6686 09:54:41.202877  # [   65.961128] RBP: ffffffff8518aad9 R08: 0000000000000000 R09: 0000000000000000
 6687 09:54:41.212591  # [   65.969102] R10: 00000000ffffe000 R11: 3fffffffffffffff R12: 0000000000000012
 6688 09:54:41.222497  # [   65.983289] R13: ffffaf2282cf7f10 R14: ffffaf2282cf7f10 R15: ffff9f1c456da000
 6689 09:54:41.229071  # [   65.991266] FS:  00007f5c27f9d580(0000) GS:ffff9f1cbad80000(0000) knlGS:0000000000000000
 6690 09:54:41.238722  # [   66.006517] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
 6691 09:54:41.245608  # [   66.012981] CR2: 00007f5c27da6000 CR3: 0000000103552004 CR4: 00000000003706e0
 6692 09:54:41.248530  # [   66.020956] Call Trace:
 6693 09:54:41.255728  # [   66.029899]  lkdtm_REFCOUNT_INC_ZERO+0x99/0xc1
 6694 09:54:41.258553  # [   66.034893]  direct_entry.cold+0x2c/0x38
 6695 09:54:41.262009  # [   66.039306]  full_proxy_write+0x53/0x80
 6696 09:54:41.268723  # [   66.043619]  vfs_write+0xe7/0x3a0
 6697 09:54:41.272004  # [   66.047319]  ksys_write+0x68/0xf0
 6698 09:54:41.274961  # [   66.051032]  do_syscall_64+0x30/0x40
 6699 09:54:41.281883  # [   66.055046]  entry_SYSCALL_64_after_hwframe+0x61/0xc6
 6700 09:54:41.284834  # [   66.060689] RIP: 0033:0x7f5c27eb38f3
 6701 09:54:41.308124  # [   66.064681] Code: 8b 15 a1 25 0e 00 f7 d8 64 89 02 48 c7 c0 ff ff ff ff eb b7 0f 1f 00 64 8b 04 25 18 00 00 00 85 c0 75 14 b8 01 00 00 00 0f 05 <48> 3d 00 f0 ff ff 77 55 c3 0f 1f 40 00 48 83 ec 28 48 89 54 24 18
 6702 09:54:41.317955  # [   66.085689] RSP: 002b:00007fff3b8bc798 EFLAGS: 00000246 ORIG_RAX: 0000000000000001
 6703 09:54:41.324655  # [   66.094164] RAX: ffffffffffffffda RBX: 0000000000000012 RCX: 00007f5c27eb38f3
 6704 09:54:41.334453  # [   66.108341] RDX: 0000000000000012 RSI: 00007f5c27da6000 RDI: 0000000000000001
 6705 09:54:41.344315  # [   66.116312] RBP: 00007f5c27da6000 R08: 00007f5c27da5010 R09: 0000000000000000
 6706 09:54:41.350631  # [   66.124284] R10: fffffffffffffbc5 R11: 0000000000000246 R12: 0000000000000001
 6707 09:54:41.360920  # [   66.132253] R13: 0000000000000001 R14: 0000000000020000 R15: 0000000000020000
 6708 09:54:41.363907  # [   66.140227] irq event stamp: 0
 6709 09:54:41.370307  # [   66.143663] hardirqs last  enabled at (0): [<0000000000000000>] 0x0
 6710 09:54:41.380103  # [   66.156873] hardirqs last disabled at (0): [<ffffffff83900cf0>] copy_process+0x640/0x1c80
 6711 09:54:41.390150  # [   66.166029] softirqs last  enabled at (0): [<ffffffff83900cf0>] copy_process+0x640/0x1c80
 6712 09:54:41.396911  # [   66.175164] softirqs last disabled at (0): [<0000000000000000>] 0x0
 6713 09:54:41.403591  # [   66.182164] ---[ end trace 82f3067a6a326e61 ]---
 6714 09:54:41.410042  # [   66.187318] lkdtm: Zero detected: saturated
 6715 09:54:41.412969  # REFCOUNT_INC_ZERO: saw 'call trace:': ok
 6716 09:54:41.416254  ok 50 selftests: lkdtm: REFCOUNT_INC_ZERO.sh
 6717 09:54:41.422941  # selftests: lkdtm: REFCOUNT_ADD_ZERO.sh
 6718 09:54:41.429444  # [   66.304940] lkdtm: Performing direct entry REFCOUNT_ADD_ZERO
 6719 09:54:41.436266  # [   66.316469] lkdtm: attempting safe refcount_add_not_zero() from zero
 6720 09:54:41.439495  # [   66.323570] lkdtm: Good: zero detected
 6721 09:54:41.446565  # [   66.333966] lkdtm: Correctly stayed at zero
 6722 09:54:41.452879  # [   66.344848] lkdtm: attempting bad refcount_add() from zero
 6723 09:54:41.459514  # [   66.357193] ------------[ cut here ]------------
 6724 09:54:41.462630  # [   66.368562] refcount_t: addition on 0; use-after-free.
 6725 09:54:41.472442  # [   66.374329] WARNING: CPU: 1 PID: 2350 at lib/refcount.c:25 refcount_warn_saturate+0x74/0x110
 6726 09:54:41.502288  # [   66.389939] 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_debugfs cros_ec_lightbar cros_ec_sensorhub x86_pkg_temp_thermal cros_ec_dev cros_usbpd_notify
 6727 09:54:41.512367  # [   66.422637] CPU: 1 PID: 2350 Comm: cat Tainted: G      D W         5.10.145-cip17 #1
 6728 09:54:41.518767  # [   66.437478] Hardware name: Google Rammus/Rammus, BIOS  09/04/2020
 6729 09:54:41.525401  # [   66.450500] RIP: 0010:refcount_warn_saturate+0x74/0x110
 6730 09:54:41.544894  # [   66.462552] Code: 01 01 e8 6a 66 98 00 0f 0b c3 cc cc cc cc 80 3d a9 49 94 01 00 75 cb 48 c7 c7 e8 64 12 85 c6 05 99 49 94 01 01 e8 47 66 98 00 <0f> 0b c3 cc cc cc cc 80 3d 88 49 94 01 00 75 a8 48 c7 c7 c0 64 12
 6731 09:54:41.551782  # [   66.483535] RSP: 0018:ffffaf2282dc7e48 EFLAGS: 00010286
 6732 09:54:41.561536  # [   66.495581] RAX: 0000000000000000 RBX: 0000000000000034 RCX: 0000000000000000
 6733 09:54:41.568331  # [   66.503555] RDX: ffff9f1cbacac660 RSI: ffff9f1cbac9bf70 RDI: ffff9f1cbac9bf70
 6734 09:54:41.578040  # [   66.517735] RBP: ffffffff8518aaeb R08: 0000000000000000 R09: 0000000000000000
 6735 09:54:41.584708  # [   66.525709] R10: 00000000ffffe000 R11: 3fffffffffffffff R12: 0000000000000012
 6736 09:54:41.594386  # [   66.539888] R13: ffffaf2282dc7f10 R14: ffffaf2282dc7f10 R15: ffff9f1c4408e000
 6737 09:54:41.604534  # [   66.547864] FS:  00007f32f67c1580(0000) GS:ffff9f1cbac80000(0000) knlGS:0000000000000000
 6738 09:54:41.610836  # [   66.563112] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
 6739 09:54:41.617587  # [   66.569529] CR2: 00007f32f65ca000 CR3: 0000000103308004 CR4: 00000000003706e0
 6740 09:54:41.620765  # [   66.583712] Call Trace:
 6741 09:54:41.627400  # [   66.586445]  lkdtm_REFCOUNT_ADD_ZERO+0x99/0xc1
 6742 09:54:41.631036  # [   66.597616]  direct_entry.cold+0x2c/0x38
 6743 09:54:41.637095  # [   66.608213]  full_proxy_write+0x53/0x80
 6744 09:54:41.640645  # [   66.618712]  vfs_write+0xe7/0x3a0
 6745 09:54:41.643904  # [   66.628626]  ksys_write+0x68/0xf0
 6746 09:54:41.650519  # [   66.638541]  do_syscall_64+0x30/0x40
 6747 09:54:41.657322  # [   66.648746]  entry_SYSCALL_64_after_hwframe+0x61/0xc6
 6748 09:54:41.660222  # [   66.660603] RIP: 0033:0x7f32f66d78f3
 6749 09:54:41.683341  # [   66.664595] Code: 8b 15 a1 25 0e 00 f7 d8 64 89 02 48 c7 c0 ff ff ff ff eb b7 0f 1f 00 64 8b 04 25 18 00 00 00 85 c0 75 14 b8 01 00 00 00 0f 05 <48> 3d 00 f0 ff ff 77 55 c3 0f 1f 40 00 48 83 ec 28 48 89 54 24 18
 6750 09:54:41.689963  # [   66.691788] RSP: 002b:00007fff4881b138 EFLAGS: 00000246 ORIG_RAX: 0000000000000001
 6751 09:54:41.699795  # [   66.706463] RAX: ffffffffffffffda RBX: 0000000000000012 RCX: 00007f32f66d78f3
 6752 09:54:41.706287  # [   66.714439] RDX: 0000000000000012 RSI: 00007f32f65ca000 RDI: 0000000000000001
 6753 09:54:41.716442  # [   66.728619] RBP: 00007f32f65ca000 R08: 00007f32f65c9010 R09: 0000000000000000
 6754 09:54:41.726251  # [   66.736592] R10: fffffffffffffbc5 R11: 0000000000000246 R12: 0000000000000001
 6755 09:54:41.733007  # [   66.750769] R13: 0000000000000001 R14: 0000000000020000 R15: 0000000000020000
 6756 09:54:41.736238  # [   66.758764] irq event stamp: 0
 6757 09:54:41.742604  # [   66.768359] hardirqs last  enabled at (0): [<0000000000000000>] 0x0
 6758 09:54:41.752493  # [   66.781577] hardirqs last disabled at (0): [<ffffffff83900cf0>] copy_process+0x640/0x1c80
 6759 09:54:41.762386  # [   66.796928] softirqs last  enabled at (0): [<ffffffff83900cf0>] copy_process+0x640/0x1c80
 6760 09:54:41.769177  # [   66.806068] softirqs last disabled at (0): [<0000000000000000>] 0x0
 6761 09:54:41.775633  # [   66.819278] ---[ end trace 82f3067a6a326e62 ]---
 6762 09:54:41.782368  # [   66.824435] lkdtm: Zero detected: saturated
 6763 09:54:41.785724  # REFCOUNT_ADD_ZERO: saw 'call trace:': ok
 6764 09:54:41.789035  ok 51 selftests: lkdtm: REFCOUNT_ADD_ZERO.sh
 6765 09:54:41.795731  # selftests: lkdtm: REFCOUNT_INC_SATURATED.sh
 6766 09:54:41.802461  # [   66.957677] lkdtm: Performing direct entry REFCOUNT_INC_SATURATED
 6767 09:54:41.808603  # [   66.966448] lkdtm: attempting bad refcount_inc() from saturated
 6768 09:54:41.815393  # [   66.973094] ------------[ cut here ]------------
 6769 09:54:41.818447  # [   66.984454] refcount_t: saturated; leaking memory.
 6770 09:54:41.828556  # [   66.989823] WARNING: CPU: 3 PID: 2385 at lib/refcount.c:22 refcount_warn_saturate+0x51/0x110
 6771 09:54:41.858232  # [   66.999259] 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_debugfs cros_ec_lightbar cros_ec_sensorhub x86_pkg_temp_thermal cros_ec_dev cros_usbpd_notify
 6772 09:54:41.868086  # [   67.025727] CPU: 3 PID: 2385 Comm: cat Tainted: G      D W         5.10.145-cip17 #1
 6773 09:54:41.874569  # [   67.040584] Hardware name: Google Rammus/Rammus, BIOS  09/04/2020
 6774 09:54:41.881072  # [   67.047393] RIP: 0010:refcount_warn_saturate+0x51/0x110
 6775 09:54:41.901088  # [   67.053231] Code: 84 bc 00 00 00 c3 cc cc cc cc 85 f6 74 46 80 3d cd 49 94 01 00 75 ee 48 c7 c7 c0 64 12 85 c6 05 bd 49 94 01 01 e8 6a 66 98 00 <0f> 0b c3 cc cc cc cc 80 3d a9 49 94 01 00 75 cb 48 c7 c7 e8 64 12
 6776 09:54:41.907771  # [   67.074241] RSP: 0018:ffffaf2282e27e48 EFLAGS: 00010286
 6777 09:54:41.917521  # [   67.080079] RAX: 0000000000000000 RBX: 0000000000000035 RCX: 0000000000000000
 6778 09:54:41.923967  # [   67.088053] RDX: ffff9f1cbadac660 RSI: ffff9f1cbad9bf70 RDI: ffff9f1cbad9bf70
 6779 09:54:41.933874  # [   67.096036] RBP: ffffffff8518aafd R08: 0000000000000000 R09: 0000000000000000
 6780 09:54:41.940510  # [   67.104028] R10: 00000000ffffe000 R11: 3fffffffffffffff R12: 0000000000000017
 6781 09:54:41.950354  # [   67.112004] R13: ffffaf2282e27f10 R14: ffffaf2282e27f10 R15: ffff9f1c43536000
 6782 09:54:41.960140  # [   67.120031] FS:  00007f3066597580(0000) GS:ffff9f1cbad80000(0000) knlGS:0000000000000000
 6783 09:54:41.967232  # [   67.129074] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
 6784 09:54:41.977048  # [   67.135493] CR2: 00007f30663a0000 CR3: 0000000104e40003 CR4: 00000000003706e0
 6785 09:54:41.980143  # [   67.143466] Call Trace:
 6786 09:54:41.983473  # [   67.146199]  lkdtm_REFCOUNT_INC_SATURATED+0x3c/0x64
 6787 09:54:41.989843  # [   67.151682]  direct_entry.cold+0x2c/0x38
 6788 09:54:41.993327  # [   67.156093]  full_proxy_write+0x53/0x80
 6789 09:54:41.996517  # [   67.166584]  vfs_write+0xe7/0x3a0
 6790 09:54:42.003380  # [   67.170316]  ksys_write+0x68/0xf0
 6791 09:54:42.006572  # [   67.174036]  do_syscall_64+0x30/0x40
 6792 09:54:42.013090  # [   67.178058]  entry_SYSCALL_64_after_hwframe+0x61/0xc6
 6793 09:54:42.016406  # [   67.183704] RIP: 0033:0x7f30664ad8f3
 6794 09:54:42.039208  # [   67.187701] Code: 8b 15 a1 25 0e 00 f7 d8 64 89 02 48 c7 c0 ff ff ff ff eb b7 0f 1f 00 64 8b 04 25 18 00 00 00 85 c0 75 14 b8 01 00 00 00 0f 05 <48> 3d 00 f0 ff ff 77 55 c3 0f 1f 40 00 48 83 ec 28 48 89 54 24 18
 6795 09:54:42.049193  # [   67.208686] RSP: 002b:00007ffd8d1476f8 EFLAGS: 00000246 ORIG_RAX: 0000000000000001
 6796 09:54:42.055743  # [   67.217177] RAX: ffffffffffffffda RBX: 0000000000000017 RCX: 00007f30664ad8f3
 6797 09:54:42.066174  # [   67.225151] RDX: 0000000000000017 RSI: 00007f30663a0000 RDI: 0000000000000001
 6798 09:54:42.072372  # [   67.233123] RBP: 00007f30663a0000 R08: 00007f306639f010 R09: 0000000000000000
 6799 09:54:42.082238  # [   67.241098] R10: fffffffffffffbc5 R11: 0000000000000246 R12: 0000000000000001
 6800 09:54:42.088861  # [   67.255283] R13: 0000000000000001 R14: 0000000000020000 R15: 0000000000020000
 6801 09:54:42.095150  # [   67.263264] irq event stamp: 0
 6802 09:54:42.101785  # [   67.272876] hardirqs last  enabled at (0): [<0000000000000000>] 0x0
 6803 09:54:42.111795  # [   67.279910] hardirqs last disabled at (0): [<ffffffff83900cf0>] copy_process+0x640/0x1c80
 6804 09:54:42.121817  # [   67.289047] softirqs last  enabled at (0): [<ffffffff83900cf0>] copy_process+0x640/0x1c80
 6805 09:54:42.128315  # [   67.298184] softirqs last disabled at (0): [<0000000000000000>] 0x0
 6806 09:54:42.134787  # [   67.305185] ---[ end trace 82f3067a6a326e63 ]---
 6807 09:54:42.138194  # [   67.310341] lkdtm: Saturation detected: still saturated
 6808 09:54:42.148198  # REFCOUNT_INC_SATURATED: saw 'Saturation detected: still saturated': ok
 6809 09:54:42.151442  ok 52 selftests: lkdtm: REFCOUNT_INC_SATURATED.sh
 6810 09:54:42.157904  # selftests: lkdtm: REFCOUNT_DEC_SATURATED.sh
 6811 09:54:42.164393  # [   67.431817] lkdtm: Performing direct entry REFCOUNT_DEC_SATURATED
 6812 09:54:42.171313  # [   67.441156] lkdtm: attempting bad refcount_dec() from saturated
 6813 09:54:42.177592  # [   67.453988] ------------[ cut here ]------------
 6814 09:54:42.184313  # [   67.465356] refcount_t: decrement hit 0; leaking memory.
 6815 09:54:42.193976  # [   67.477530] WARNING: CPU: 1 PID: 2420 at lib/refcount.c:31 refcount_warn_saturate+0xfb/0x110
 6816 09:54:42.220318  # [   67.493145] 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_debugfs cros_ec_lightbar cros_ec_sensorhub x86_pkg_temp_thermal cros_ec_dev cros_usbpd_notify
 6817 09:54:42.230091  # [   67.525786] CPU: 1 PID: 2420 Comm: cat Tainted: G      D W         5.10.145-cip17 #1
 6818 09:54:42.236464  # [   67.540653] Hardware name: Google Rammus/Rammus, BIOS  09/04/2020
 6819 09:54:42.243132  # [   67.553677] RIP: 0010:refcount_warn_saturate+0xfb/0x110
 6820 09:54:42.266308  # [   67.565728] Code: 70 65 12 85 c6 05 29 49 94 01 01 e8 da 65 98 00 0f 0b c3 cc cc cc cc 48 c7 c7 40 65 12 85 c6 05 10 49 94 01 01 e8 c0 65 98 00 <0f> 0b c3 cc cc cc cc 66 66 2e 0f 1f 84 00 00 00 00 00 0f 1f 00 8b
 6821 09:54:42.269720  # [   67.592963] RSP: 0018:ffffaf2282ebfe48 EFLAGS: 00010286
 6822 09:54:42.279550  # [   67.604981] RAX: 0000000000000000 RBX: 0000000000000036 RCX: 0000000000000000
 6823 09:54:42.289391  # [   67.612978] RDX: ffff9f1cbacac660 RSI: ffff9f1cbac9bf70 RDI: ffff9f1cbac9bf70
 6824 09:54:42.295778  # [   67.627161] RBP: ffffffff8518ab14 R08: 0000000000000000 R09: 0000000000000000
 6825 09:54:42.305866  # [   67.635135] R10: 00000000ffffe000 R11: 3fffffffffffffff R12: 0000000000000017
 6826 09:54:42.312475  # [   67.649316] R13: ffffaf2282ebff10 R14: ffffaf2282ebff10 R15: ffff9f1c45657000
 6827 09:54:42.322109  # [   67.657291] FS:  00007f6c376da580(0000) GS:ffff9f1cbac80000(0000) knlGS:0000000000000000
 6828 09:54:42.328796  # [   67.672541] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
 6829 09:54:42.338898  # [   67.678977] CR2: 00007f6c374e3000 CR3: 00000001055ee003 CR4: 00000000003706e0
 6830 09:54:42.342140  # [   67.693158] Call Trace:
 6831 09:54:42.345204  # [   67.695891]  lkdtm_REFCOUNT_DEC_SATURATED+0x37/0x5f
 6832 09:54:42.351760  # [   67.707546]  direct_entry.cold+0x2c/0x38
 6833 09:54:42.355045  # [   67.718140]  full_proxy_write+0x53/0x80
 6834 09:54:42.361864  # [   67.728636]  vfs_write+0xe7/0x3a0
 6835 09:54:42.365147  # [   67.738551]  ksys_write+0x68/0xf0
 6836 09:54:42.368404  # [   67.748468]  do_syscall_64+0x30/0x40
 6837 09:54:42.375408  # [   67.758673]  entry_SYSCALL_64_after_hwframe+0x61/0xc6
 6838 09:54:42.378376  # [   67.770529] RIP: 0033:0x7f6c375f08f3
 6839 09:54:42.401367  # [   67.774522] Code: 8b 15 a1 25 0e 00 f7 d8 64 89 02 48 c7 c0 ff ff ff ff eb b7 0f 1f 00 64 8b 04 25 18 00 00 00 85 c0 75 14 b8 01 00 00 00 0f 05 <48> 3d 00 f0 ff ff 77 55 c3 0f 1f 40 00 48 83 ec 28 48 89 54 24 18
 6840 09:54:42.411248  # [   67.801716] RSP: 002b:00007ffeaf139dd8 EFLAGS: 00000246 ORIG_RAX: 0000000000000001
 6841 09:54:42.418087  # [   67.810172] RAX: ffffffffffffffda RBX: 0000000000000017 RCX: 00007f6c375f08f3
 6842 09:54:42.427701  # [   67.824355] RDX: 0000000000000017 RSI: 00007f6c374e3000 RDI: 0000000000000001
 6843 09:54:42.434205  # [   67.838543] RBP: 00007f6c374e3000 R08: 00007f6c374e2010 R09: 0000000000000000
 6844 09:54:42.444487  # [   67.846516] R10: fffffffffffffbc5 R11: 0000000000000246 R12: 0000000000000001
 6845 09:54:42.454176  # [   67.860699] R13: 0000000000000001 R14: 0000000000020000 R15: 0000000000020000
 6846 09:54:42.457444  # [   67.868696] irq event stamp: 0
 6847 09:54:42.464130  # [   67.878291] hardirqs last  enabled at (0): [<0000000000000000>] 0x0
 6848 09:54:42.473629  # [   67.885296] hardirqs last disabled at (0): [<ffffffff83900cf0>] copy_process+0x640/0x1c80
 6849 09:54:42.483382  # [   67.900640] softirqs last  enabled at (0): [<ffffffff83900cf0>] copy_process+0x640/0x1c80
 6850 09:54:42.490114  # [   67.909779] softirqs last disabled at (0): [<0000000000000000>] 0x0
 6851 09:54:42.496713  # [   67.922989] ---[ end trace 82f3067a6a326e64 ]---
 6852 09:54:42.503350  # [   67.928147] lkdtm: Saturation detected: still saturated
 6853 09:54:42.509807  # REFCOUNT_DEC_SATURATED: saw 'Saturation detected: still saturated': ok
 6854 09:54:42.516468  ok 53 selftests: lkdtm: REFCOUNT_DEC_SATURATED.sh
 6855 09:54:42.519619  # selftests: lkdtm: REFCOUNT_ADD_SATURATED.sh
 6856 09:54:42.526184  # [   68.058256] lkdtm: Performing direct entry REFCOUNT_ADD_SATURATED
 6857 09:54:42.532846  # [   68.071332] lkdtm: attempting bad refcount_dec() from saturated
 6858 09:54:42.539440  # [   68.077972] ------------[ cut here ]------------
 6859 09:54:42.546325  # [   68.083158] refcount_t: saturated; leaking memory.
 6860 09:54:42.555829  # [   68.088539] WARNING: CPU: 3 PID: 2455 at lib/refcount.c:22 refcount_warn_saturate+0x51/0x110
 6861 09:54:42.582651  # [   68.097979] 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_debugfs cros_ec_lightbar cros_ec_sensorhub x86_pkg_temp_thermal cros_ec_dev cros_usbpd_notify
 6862 09:54:42.592377  # [   68.130617] CPU: 3 PID: 2455 Comm: cat Tainted: G      D W         5.10.145-cip17 #1
 6863 09:54:42.598933  # [   68.139297] Hardware name: Google Rammus/Rammus, BIOS  09/04/2020
 6864 09:54:42.605357  # [   68.146105] RIP: 0010:refcount_warn_saturate+0x51/0x110
 6865 09:54:42.628470  # [   68.151967] Code: 84 bc 00 00 00 c3 cc cc cc cc 85 f6 74 46 80 3d cd 49 94 01 00 75 ee 48 c7 c7 c0 64 12 85 c6 05 bd 49 94 01 01 e8 6a 66 98 00 <0f> 0b c3 cc cc cc cc 80 3d a9 49 94 01 00 75 cb 48 c7 c7 e8 64 12
 6866 09:54:42.631669  # [   68.172969] RSP: 0018:ffffaf2282f3fe48 EFLAGS: 00010286
 6867 09:54:42.641588  # [   68.185030] RAX: 0000000000000000 RBX: 0000000000000037 RCX: 0000000000000000
 6868 09:54:42.651393  # [   68.193000] RDX: ffff9f1cbadac660 RSI: ffff9f1cbad9bf70 RDI: ffff9f1cbad9bf70
 6869 09:54:42.658096  # [   68.200993] RBP: ffffffff8518ab2b R08: 0000000000000000 R09: 0000000000000000
 6870 09:54:42.667843  # [   68.208980] R10: 00000000ffffe000 R11: 3fffffffffffffff R12: 0000000000000017
 6871 09:54:42.674711  # [   68.216955] R13: ffffaf2282f3ff10 R14: ffffaf2282f3ff10 R15: ffff9f1c44c45000
 6872 09:54:42.684520  # [   68.231138] FS:  00007f8d7d0d2580(0000) GS:ffff9f1cbad80000(0000) knlGS:0000000000000000
 6873 09:54:42.690827  # [   68.240176] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
 6874 09:54:42.700957  # [   68.246594] CR2: 00007f8d7cedb000 CR3: 0000000105d14004 CR4: 00000000003706e0
 6875 09:54:42.703869  # [   68.254566] Call Trace:
 6876 09:54:42.710494  # [   68.257297]  lkdtm_REFCOUNT_ADD_SATURATED+0x3c/0x64
 6877 09:54:42.713958  # [   68.262769]  direct_entry.cold+0x2c/0x38
 6878 09:54:42.717309  # [   68.267150]  full_proxy_write+0x53/0x80
 6879 09:54:42.723689  # [   68.271457]  vfs_write+0xe7/0x3a0
 6880 09:54:42.727064  # [   68.275157]  ksys_write+0x68/0xf0
 6881 09:54:42.730410  # [   68.278857]  do_syscall_64+0x30/0x40
 6882 09:54:42.736870  # [   68.282850]  entry_SYSCALL_64_after_hwframe+0x61/0xc6
 6883 09:54:42.740519  # [   68.288493] RIP: 0033:0x7f8d7cfe88f3
 6884 09:54:42.763429  # [   68.292484] Code: 8b 15 a1 25 0e 00 f7 d8 64 89 02 48 c7 c0 ff ff ff ff eb b7 0f 1f 00 64 8b 04 25 18 00 00 00 85 c0 75 14 b8 01 00 00 00 0f 05 <48> 3d 00 f0 ff ff 77 55 c3 0f 1f 40 00 48 83 ec 28 48 89 54 24 18
 6885 09:54:42.773112  # [   68.313469] RSP: 002b:00007fff4af8b9f8 EFLAGS: 00000246 ORIG_RAX: 0000000000000001
 6886 09:54:42.779889  # [   68.321926] RAX: ffffffffffffffda RBX: 0000000000000017 RCX: 00007f8d7cfe88f3
 6887 09:54:42.789624  # [   68.329898] RDX: 0000000000000017 RSI: 00007f8d7cedb000 RDI: 0000000000000001
 6888 09:54:42.796407  # [   68.337870] RBP: 00007f8d7cedb000 R08: 00007f8d7ceda010 R09: 0000000000000000
 6889 09:54:42.805979  # [   68.345842] R10: fffffffffffffbc5 R11: 0000000000000246 R12: 0000000000000001
 6890 09:54:42.812598  # [   68.353813] R13: 0000000000000001 R14: 0000000000020000 R15: 0000000000020000
 6891 09:54:42.819276  # [   68.361790] irq event stamp: 0
 6892 09:54:42.825632  # [   68.365229] hardirqs last  enabled at (0): [<0000000000000000>] 0x0
 6893 09:54:42.835683  # [   68.378448] hardirqs last disabled at (0): [<ffffffff83900cf0>] copy_process+0x640/0x1c80
 6894 09:54:42.845774  # [   68.393802] softirqs last  enabled at (0): [<ffffffff83900cf0>] copy_process+0x640/0x1c80
 6895 09:54:42.852760  # [   68.402939] softirqs last disabled at (0): [<0000000000000000>] 0x0
 6896 09:54:42.858973  # [   68.409979] ---[ end trace 82f3067a6a326e65 ]---
 6897 09:54:42.865623  # [   68.415134] lkdtm: Saturation detected: still saturated
 6898 09:54:42.872456  # REFCOUNT_ADD_SATURATED: saw 'Saturation detected: still saturated': ok
 6899 09:54:42.875293  ok 54 selftests: lkdtm: REFCOUNT_ADD_SATURATED.sh
 6900 09:54:42.881830  # selftests: lkdtm: REFCOUNT_INC_NOT_ZERO_SATURATED.sh
 6901 09:54:42.891871  # [   68.538921] lkdtm: Performing direct entry REFCOUNT_INC_NOT_ZERO_SATURATED
 6902 09:54:42.898607  # [   68.547057] lkdtm: attempting bad refcount_inc_not_zero() from saturated
 6903 09:54:42.904775  # [   68.560785] ------------[ cut here ]------------
 6904 09:54:42.908162  # [   68.572152] refcount_t: saturated; leaking memory.
 6905 09:54:42.918252  # [   68.583753] WARNING: CPU: 0 PID: 2487 at lib/refcount.c:19 refcount_warn_saturate+0x97/0x110
 6906 09:54:42.947419  # [   68.599363] 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_debugfs cros_ec_lightbar cros_ec_sensorhub x86_pkg_temp_thermal cros_ec_dev cros_usbpd_notify
 6907 09:54:42.957236  # [   68.632024] CPU: 0 PID: 2487 Comm: cat Tainted: G      D W         5.10.145-cip17 #1
 6908 09:54:42.964075  # [   68.646878] Hardware name: Google Rammus/Rammus, BIOS  09/04/2020
 6909 09:54:42.970480  # [   68.659935] RIP: 0010:refcount_warn_saturate+0x97/0x110
 6910 09:54:42.993388  # [   68.671953] Code: 01 01 e8 47 66 98 00 0f 0b c3 cc cc cc cc 80 3d 88 49 94 01 00 75 a8 48 c7 c7 c0 64 12 85 c6 05 78 49 94 01 01 e8 24 66 98 00 <0f> 0b c3 cc cc cc cc 80 3d 62 49 94 01 00 75 85 48 c7 c7 18 65 12
 6911 09:54:42.996572  # [   68.699150] RSP: 0018:ffffaf2282f8fe38 EFLAGS: 00010282
 6912 09:54:43.006523  # [   68.711179] RAX: 0000000000000000 RBX: 00000000c0000000 RCX: 0000000000000000
 6913 09:54:43.016389  # [   68.725379] RDX: ffff9f1cbac2c660 RSI: ffff9f1cbac1bf70 RDI: ffff9f1cbac1bf70
 6914 09:54:43.022720  # [   68.739545] RBP: ffffffff8518a758 R08: 0000000000000000 R09: 0000000000000000
 6915 09:54:43.033104  # [   68.753741] R10: 00000000ffffe000 R11: 3fffffffffffffff R12: 0000000000000020
 6916 09:54:43.039681  # [   68.767926] R13: ffffaf2282f8ff10 R14: ffffaf2282f8ff10 R15: ffff9f1c45dfd000
 6917 09:54:43.049635  # [   68.782128] FS:  00007f92a48fd580(0000) GS:ffff9f1cbac00000(0000) knlGS:0000000000000000
 6918 09:54:43.056594  # [   68.797377] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
 6919 09:54:43.065874  # [   68.810017] CR2: 00007f92a4706000 CR3: 0000000103c08004 CR4: 00000000003706f0
 6920 09:54:43.069028  # [   68.824203] Call Trace:
 6921 09:54:43.076099  # [   68.833167]  __refcount_add_not_zero.constprop.0+0x2a/0x35
 6922 09:54:43.082063  # [   68.845483]  lkdtm_REFCOUNT_INC_NOT_ZERO_SATURATED+0x3e/0x76
 6923 09:54:43.085652  # [   68.858036]  direct_entry.cold+0x2c/0x38
 6924 09:54:43.092347  # [   68.868615]  full_proxy_write+0x53/0x80
 6925 09:54:43.095435  # [   68.879128]  vfs_write+0xe7/0x3a0
 6926 09:54:43.098556  # [   68.889043]  ksys_write+0x68/0xf0
 6927 09:54:43.105043  # [   68.898990]  do_syscall_64+0x30/0x40
 6928 09:54:43.108505  # [   68.909159]  entry_SYSCALL_64_after_hwframe+0x61/0xc6
 6929 09:54:43.115022  # [   68.921016] RIP: 0033:0x7f92a48138f3
 6930 09:54:43.134810  # [   68.931214] Code: 8b 15 a1 25 0e 00 f7 d8 64 89 02 48 c7 c0 ff ff ff ff eb b7 0f 1f 00 64 8b 04 25 18 00 00 00 85 c0 75 14 b8 01 00 00 00 0f 05 <48> 3d 00 f0 ff ff 77 55 c3 0f 1f 40 00 48 83 ec 28 48 89 54 24 18
 6931 09:54:43.144689  # [   68.958419] RSP: 002b:00007ffce4368ff8 EFLAGS: 00000246 ORIG_RAX: 0000000000000001
 6932 09:54:43.154613  # [   68.973075] RAX: ffffffffffffffda RBX: 0000000000000020 RCX: 00007f92a48138f3
 6933 09:54:43.161380  # [   68.987282] RDX: 0000000000000020 RSI: 00007f92a4706000 RDI: 0000000000000001
 6934 09:54:43.170976  # [   69.001459] RBP: 00007f92a4706000 R08: 00007f92a4705010 R09: 0000000000000000
 6935 09:54:43.177449  # [   69.015652] R10: fffffffffffffbc5 R11: 0000000000000246 R12: 0000000000000001
 6936 09:54:43.187818  # [   69.029840] R13: 0000000000000001 R14: 0000000000020000 R15: 0000000000020000
 6937 09:54:43.190974  # [   69.044045] irq event stamp: 0
 6938 09:54:43.197532  # [   69.053651] hardirqs last  enabled at (0): [<0000000000000000>] 0x0
 6939 09:54:43.207394  # [   69.066889] hardirqs last disabled at (0): [<ffffffff83900cf0>] copy_process+0x640/0x1c80
 6940 09:54:43.217489  # [   69.082226] softirqs last  enabled at (0): [<ffffffff83900cf0>] copy_process+0x640/0x1c80
 6941 09:54:43.223861  # [   69.097612] softirqs last disabled at (0): [<0000000000000000>] 0x0
 6942 09:54:43.230178  # [   69.110807] ---[ end trace 82f3067a6a326e66 ]---
 6943 09:54:43.236811  # [   69.122189] lkdtm: Saturation detected: still saturated
 6944 09:54:43.243472  # REFCOUNT_INC_NOT_ZERO_SATURATED: saw 'call trace:': ok
 6945 09:54:43.246924  ok 55 selftests: lkdtm: REFCOUNT_INC_NOT_ZERO_SATURATED.sh
 6946 09:54:43.253350  # selftests: lkdtm: REFCOUNT_ADD_NOT_ZERO_SATURATED.sh
 6947 09:54:43.263354  # [   69.260223] lkdtm: Performing direct entry REFCOUNT_ADD_NOT_ZERO_SATURATED
 6948 09:54:43.269738  # [   69.272434] lkdtm: attempting bad refcount_add_not_zero() from saturated
 6949 09:54:43.276601  # [   69.286144] ------------[ cut here ]------------
 6950 09:54:43.279849  # [   69.297509] refcount_t: saturated; leaking memory.
 6951 09:54:43.289601  # [   69.309104] WARNING: CPU: 1 PID: 2519 at lib/refcount.c:19 refcount_warn_saturate+0x97/0x110
 6952 09:54:43.319544  # [   69.324719] 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_debugfs cros_ec_lightbar cros_ec_sensorhub x86_pkg_temp_thermal cros_ec_dev cros_usbpd_notify
 6953 09:54:43.329245  # [   69.357357] CPU: 1 PID: 2519 Comm: cat Tainted: G      D W         5.10.145-cip17 #1
 6954 09:54:43.335643  # [   69.372226] Hardware name: Google Rammus/Rammus, BIOS  09/04/2020
 6955 09:54:43.342322  # [   69.385250] RIP: 0010:refcount_warn_saturate+0x97/0x110
 6956 09:54:43.362305  # [   69.397304] Code: 01 01 e8 47 66 98 00 0f 0b c3 cc cc cc cc 80 3d 88 49 94 01 00 75 a8 48 c7 c7 c0 64 12 85 c6 05 78 49 94 01 01 e8 24 66 98 00 <0f> 0b c3 cc cc cc cc 80 3d 62 49 94 01 00 75 85 48 c7 c7 18 65 12
 6957 09:54:43.368659  # [   69.424509] RSP: 0018:ffffaf228304fe38 EFLAGS: 00010282
 6958 09:54:43.378478  # [   69.436563] RAX: 0000000000000000 RBX: 00000000c0000000 RCX: 0000000000000000
 6959 09:54:43.385360  # [   69.450752] RDX: ffff9f1cbacac660 RSI: ffff9f1cbac9bf70 RDI: ffff9f1cbac9bf70
 6960 09:54:43.394996  # [   69.464938] RBP: ffffffff8518a778 R08: 0000000000000000 R09: 0000000000000000
 6961 09:54:43.401745  # [   69.479154] R10: 00000000ffffe000 R11: 3fffffffffffffff R12: 0000000000000020
 6962 09:54:43.411556  # [   69.493320] R13: ffffaf228304ff10 R14: ffffaf228304ff10 R15: ffff9f1c45ca1000
 6963 09:54:43.421435  # [   69.507505] FS:  00007f16be00c580(0000) GS:ffff9f1cbac80000(0000) knlGS:0000000000000000
 6964 09:54:43.428017  # [   69.522761] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
 6965 09:54:43.434768  # [   69.535396] CR2: 00007f16bde15000 CR3: 0000000103c08004 CR4: 00000000003706e0
 6966 09:54:43.438105  # [   69.549583] Call Trace:
 6967 09:54:43.444592  # [   69.552314]  __refcount_add_not_zero.constprop.0+0x2a/0x35
 6968 09:54:43.451002  # [   69.564649]  lkdtm_REFCOUNT_ADD_NOT_ZERO_SATURATED+0x3e/0x76
 6969 09:54:43.457546  # [   69.577182]  direct_entry.cold+0x2c/0x38
 6970 09:54:43.460845  # [   69.587780]  full_proxy_write+0x53/0x80
 6971 09:54:43.464238  # [   69.598276]  vfs_write+0xe7/0x3a0
 6972 09:54:43.470835  # [   69.608190]  ksys_write+0x68/0xf0
 6973 09:54:43.473929  # [   69.618104]  do_syscall_64+0x30/0x40
 6974 09:54:43.480713  # [   69.628335]  entry_SYSCALL_64_after_hwframe+0x61/0xc6
 6975 09:54:43.483919  # [   69.640191] RIP: 0033:0x7f16bdf228f3
 6976 09:54:43.506805  # [   69.650397] Code: 8b 15 a1 25 0e 00 f7 d8 64 89 02 48 c7 c0 ff ff ff ff eb b7 0f 1f 00 64 8b 04 25 18 00 00 00 85 c0 75 14 b8 01 00 00 00 0f 05 <48> 3d 00 f0 ff ff 77 55 c3 0f 1f 40 00 48 83 ec 28 48 89 54 24 18
 6977 09:54:43.513844  # [   69.677599] RSP: 002b:00007ffdfee5f138 EFLAGS: 00000246 ORIG_RAX: 0000000000000001
 6978 09:54:43.523445  # [   69.692273] RAX: ffffffffffffffda RBX: 0000000000000020 RCX: 00007f16bdf228f3
 6979 09:54:43.530060  # [   69.706475] RDX: 0000000000000020 RSI: 00007f16bde15000 RDI: 0000000000000001
 6980 09:54:43.539802  # [   69.720663] RBP: 00007f16bde15000 R08: 00007f16bde14010 R09: 0000000000000000
 6981 09:54:43.549906  # [   69.734850] R10: fffffffffffffbc5 R11: 0000000000000246 R12: 0000000000000001
 6982 09:54:43.556363  # [   69.749042] R13: 0000000000000001 R14: 0000000000020000 R15: 0000000000020000
 6983 09:54:43.559491  # [   69.763241] irq event stamp: 0
 6984 09:54:43.566706  # [   69.772862] hardirqs last  enabled at (0): [<0000000000000000>] 0x0
 6985 09:54:43.576059  # [   69.786084] hardirqs last disabled at (0): [<ffffffff83900cf0>] copy_process+0x640/0x1c80
 6986 09:54:43.586146  # [   69.801442] softirqs last  enabled at (0): [<ffffffff83900cf0>] copy_process+0x640/0x1c80
 6987 09:54:43.595941  # [   69.816799] softirqs last disabled at (0): [<0000000000000000>] 0x0
 6988 09:54:43.599060  # [   69.830018] ---[ end trace 82f3067a6a326e67 ]---
 6989 09:54:43.605853  # [   69.841394] lkdtm: Saturation detected: still saturated
 6990 09:54:43.612380  # REFCOUNT_ADD_NOT_ZERO_SATURATED: saw 'call trace:': ok
 6991 09:54:43.618856  ok 56 selftests: lkdtm: REFCOUNT_ADD_NOT_ZERO_SATURATED.sh
 6992 09:54:43.625755  # selftests: lkdtm: REFCOUNT_DEC_AND_TEST_SATURATED.sh
 6993 09:54:43.631907  # [   69.985503] lkdtm: Performing direct entry REFCOUNT_DEC_AND_TEST_SATURATED
 6994 09:54:43.638308  # [   69.997976] lkdtm: attempting bad refcount_dec_and_test() from saturated
 6995 09:54:43.645112  # [   70.011673] ------------[ cut here ]------------
 6996 09:54:43.651547  # [   70.023041] refcount_t: underflow; use-after-free.
 6997 09:54:43.661179  # [   70.034635] WARNING: CPU: 1 PID: 2554 at lib/refcount.c:28 refcount_warn_saturate+0xba/0x110
 6998 09:54:43.687675  # [   70.050251] 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_debugfs cros_ec_lightbar cros_ec_sensorhub x86_pkg_temp_thermal cros_ec_dev cros_usbpd_notify
 6999 09:54:43.697538  # [   70.082918] CPU: 1 PID: 2554 Comm: cat Tainted: G      D W         5.10.145-cip17 #1
 7000 09:54:43.704202  # [   70.097761] Hardware name: Google Rammus/Rammus, BIOS  09/04/2020
 7001 09:54:43.710639  # [   70.110780] RIP: 0010:refcount_warn_saturate+0xba/0x110
 7002 09:54:43.733927  # [   70.122833] Code: 01 01 e8 24 66 98 00 0f 0b c3 cc cc cc cc 80 3d 62 49 94 01 00 75 85 48 c7 c7 18 65 12 85 c6 05 52 49 94 01 01 e8 01 66 98 00 <0f> 0b c3 cc cc cc cc 80 3d 3d 49 94 01 00 0f 85 5e ff ff ff 48 c7
 7003 09:54:43.740573  # [   70.150033] RSP: 0018:ffffaf22830dfe40 EFLAGS: 00010286
 7004 09:54:43.747058  # [   70.162086] RAX: 0000000000000000 RBX: 000000000000003a RCX: 0000000000000000
 7005 09:54:43.756840  # [   70.170063] RDX: ffff9f1cbacac660 RSI: ffff9f1cbac9bf70 RDI: ffff9f1cbac9bf70
 7006 09:54:43.763421  # [   70.184247] RBP: ffffffff8518a798 R08: 0000000000000000 R09: 0000000000000000
 7007 09:54:43.773212  # [   70.192222] R10: 00000000ffffe000 R11: 3fffffffffffffff R12: 0000000000000020
 7008 09:54:43.783098  # [   70.206404] R13: ffffaf22830dff10 R14: ffffaf22830dff10 R15: ffff9f1c441bb000
 7009 09:54:43.789630  # [   70.214379] FS:  00007f383bf56580(0000) GS:ffff9f1cbac80000(0000) knlGS:0000000000000000
 7010 09:54:43.799624  # [   70.229629] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
 7011 09:54:43.806137  # [   70.236051] CR2: 00007f383bd5f000 CR3: 0000000103fc6001 CR4: 00000000003706e0
 7012 09:54:43.809673  # [   70.250234] Call Trace:
 7013 09:54:43.816192  # [   70.252983]  __refcount_sub_and_test.constprop.0+0x3c/0x50
 7014 09:54:43.822848  # [   70.265317]  lkdtm_REFCOUNT_DEC_AND_TEST_SATURATED+0x3e/0x76
 7015 09:54:43.825791  # [   70.277857]  direct_entry.cold+0x2c/0x38
 7016 09:54:43.832444  # [   70.288455]  full_proxy_write+0x53/0x80
 7017 09:54:43.835959  # [   70.298957]  vfs_write+0xe7/0x3a0
 7018 09:54:43.839011  # [   70.308872]  ksys_write+0x68/0xf0
 7019 09:54:43.845596  # [   70.318790]  do_syscall_64+0x30/0x40
 7020 09:54:43.848785  # [   70.328997]  entry_SYSCALL_64_after_hwframe+0x61/0xc6
 7021 09:54:43.855700  # [   70.340856] RIP: 0033:0x7f383be6c8f3
 7022 09:54:43.875141  # [   70.351065] Code: 8b 15 a1 25 0e 00 f7 d8 64 89 02 48 c7 c0 ff ff ff ff eb b7 0f 1f 00 64 8b 04 25 18 00 00 00 85 c0 75 14 b8 01 00 00 00 0f 05 <48> 3d 00 f0 ff ff 77 55 c3 0f 1f 40 00 48 83 ec 28 48 89 54 24 18
 7023 09:54:43.884915  # [   70.372053] RSP: 002b:00007ffd41abef38 EFLAGS: 00000246 ORIG_RAX: 0000000000000001
 7024 09:54:43.895063  # [   70.386723] RAX: ffffffffffffffda RBX: 0000000000000020 RCX: 00007f383be6c8f3
 7025 09:54:43.901530  # [   70.394697] RDX: 0000000000000020 RSI: 00007f383bd5f000 RDI: 0000000000000001
 7026 09:54:43.911454  # [   70.408879] RBP: 00007f383bd5f000 R08: 00007f383bd5e010 R09: 0000000000000000
 7027 09:54:43.921070  # [   70.416854] R10: fffffffffffffbc5 R11: 0000000000000246 R12: 0000000000000001
 7028 09:54:43.927897  # [   70.431035] R13: 0000000000000001 R14: 0000000000020000 R15: 0000000000020000
 7029 09:54:43.930840  # [   70.439033] irq event stamp: 0
 7030 09:54:43.940700  # [   70.448645] hardirqs last  enabled at (0): [<0000000000000000>] 0x0
 7031 09:54:43.947530  # [   70.455651] hardirqs last disabled at (0): [<ffffffff83900cf0>] copy_process+0x640/0x1c80
 7032 09:54:43.957351  # [   70.470999] softirqs last  enabled at (0): [<ffffffff83900cf0>] copy_process+0x640/0x1c80
 7033 09:54:43.967542  # [   70.486371] softirqs last disabled at (0): [<0000000000000000>] 0x0
 7034 09:54:43.970688  # [   70.493374] ---[ end trace 82f3067a6a326e68 ]---
 7035 09:54:43.977148  # [   70.504737] lkdtm: Saturation detected: still saturated
 7036 09:54:43.987357  # REFCOUNT_DEC_AND_TEST_SATURATED: saw 'Saturation detected: still saturated': ok
 7037 09:54:43.990428  ok 57 selftests: lkdtm: REFCOUNT_DEC_AND_TEST_SATURATED.sh
 7038 09:54:43.997118  # selftests: lkdtm: REFCOUNT_SUB_AND_TEST_SATURATED.sh
 7039 09:54:44.006978  # [   70.642922] lkdtm: Performing direct entry REFCOUNT_SUB_AND_TEST_SATURATED
 7040 09:54:44.013428  # [   70.655054] lkdtm: attempting bad refcount_sub_and_test() from saturated
 7041 09:54:44.019924  # [   70.662549] ------------[ cut here ]------------
 7042 09:54:44.023251  # [   70.667715] refcount_t: underflow; use-after-free.
 7043 09:54:44.036551  # [   70.679289] WARNING: CPU: 3 PID: 2589 at lib/refcount.c:28 refcount_warn_saturate+0xba/0x110
 7044 09:54:44.062640  # [   70.694922] 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_debugfs cros_ec_lightbar cros_ec_sensorhub x86_pkg_temp_thermal cros_ec_dev cros_usbpd_notify
 7045 09:54:44.072683  # [   70.721390] CPU: 3 PID: 2589 Comm: cat Tainted: G      D W         5.10.145-cip17 #1
 7046 09:54:44.078940  # [   70.736275] Hardware name: Google Rammus/Rammus, BIOS  09/04/2020
 7047 09:54:44.085630  # [   70.743095] RIP: 0010:refcount_warn_saturate+0xba/0x110
 7048 09:54:44.108702  # [   70.755138] Code: 01 01 e8 24 66 98 00 0f 0b c3 cc cc cc cc 80 3d 62 49 94 01 00 75 85 48 c7 c7 18 65 12 85 c6 05 52 49 94 01 01 e8 01 66 98 00 <0f> 0b c3 cc cc cc cc 80 3d 3d 49 94 01 00 0f 85 5e ff ff ff 48 c7
 7049 09:54:44.112012  # [   70.776122] RSP: 0018:ffffaf228312fe40 EFLAGS: 00010286
 7050 09:54:44.121887  # [   70.781979] RAX: 0000000000000000 RBX: 000000000000003b RCX: 0000000000000000
 7051 09:54:44.131581  # [   70.789954] RDX: ffff9f1cbadac660 RSI: ffff9f1cbad9bf70 RDI: ffff9f1cbad9bf70
 7052 09:54:44.138427  # [   70.804138] RBP: ffffffff8518a7b8 R08: 0000000000000000 R09: 0000000000000000
 7053 09:54:44.148357  # [   70.812109] R10: 00000000ffffe000 R11: 3fffffffffffffff R12: 0000000000000020
 7054 09:54:44.154786  # [   70.820079] R13: ffffaf228312ff10 R14: ffffaf228312ff10 R15: ffff9f1c44f30000
 7055 09:54:44.164607  # [   70.828050] FS:  00007fbc0c1a7580(0000) GS:ffff9f1cbad80000(0000) knlGS:0000000000000000
 7056 09:54:44.171330  # [   70.837090] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
 7057 09:54:44.181137  # [   70.843508] CR2: 00007fbc0bfb0000 CR3: 0000000105d12006 CR4: 00000000003706e0
 7058 09:54:44.184807  # [   70.851479] Call Trace:
 7059 09:54:44.191243  # [   70.854211]  __refcount_sub_and_test.constprop.0+0x3c/0x50
 7060 09:54:44.197715  # [   70.860368]  lkdtm_REFCOUNT_SUB_AND_TEST_SATURATED+0x3e/0x76
 7061 09:54:44.200823  # [   70.866715]  direct_entry.cold+0x2c/0x38
 7062 09:54:44.204110  # [   70.871098]  full_proxy_write+0x53/0x80
 7063 09:54:44.210934  # [   70.875406]  vfs_write+0xe7/0x3a0
 7064 09:54:44.214095  # [   70.879128]  ksys_write+0x68/0xf0
 7065 09:54:44.217208  # [   70.882830]  do_syscall_64+0x30/0x40
 7066 09:54:44.224212  # [   70.886845]  entry_SYSCALL_64_after_hwframe+0x61/0xc6
 7067 09:54:44.230491  # [   70.892486] RIP: 0033:0x7fbc0c0bd8f3
 7068 09:54:44.250161  # [   70.896477] Code: 8b 15 a1 25 0e 00 f7 d8 64 89 02 48 c7 c0 ff ff ff ff eb b7 0f 1f 00 64 8b 04 25 18 00 00 00 85 c0 75 14 b8 01 00 00 00 0f 05 <48> 3d 00 f0 ff ff 77 55 c3 0f 1f 40 00 48 83 ec 28 48 89 54 24 18
 7069 09:54:44.259940  # [   70.917458] RSP: 002b:00007ffcea857eb8 EFLAGS: 00000246 ORIG_RAX: 0000000000000001
 7070 09:54:44.269754  # [   70.925916] RAX: ffffffffffffffda RBX: 0000000000000020 RCX: 00007fbc0c0bd8f3
 7071 09:54:44.276387  # [   70.933884] RDX: 0000000000000020 RSI: 00007fbc0bfb0000 RDI: 0000000000000001
 7072 09:54:44.286374  # [   70.941853] RBP: 00007fbc0bfb0000 R08: 00007fbc0bfaf010 R09: 0000000000000000
 7073 09:54:44.292861  # [   70.949825] R10: fffffffffffffbc5 R11: 0000000000000246 R12: 0000000000000001
 7074 09:54:44.302953  # [   70.964011] R13: 0000000000000001 R14: 0000000000020000 R15: 0000000000020000
 7075 09:54:44.306195  # [   70.971991] irq event stamp: 0
 7076 09:54:44.312754  # [   70.981603] hardirqs last  enabled at (0): [<0000000000000000>] 0x0
 7077 09:54:44.322445  # [   70.988607] hardirqs last disabled at (0): [<ffffffff83900cf0>] copy_process+0x640/0x1c80
 7078 09:54:44.332473  # [   70.997746] softirqs last  enabled at (0): [<ffffffff83900cf0>] copy_process+0x640/0x1c80
 7079 09:54:44.339187  # [   71.006883] softirqs last disabled at (0): [<0000000000000000>] 0x0
 7080 09:54:44.345571  # [   71.013884] ---[ end trace 82f3067a6a326e69 ]---
 7081 09:54:44.351996  # [   71.019039] lkdtm: Saturation detected: still saturated
 7082 09:54:44.361801  # REFCOUNT_SUB_AND_TEST_SATURATED: saw 'Saturation detected: still saturated': ok
 7083 09:54:44.365398  ok 58 selftests: lkdtm: REFCOUNT_SUB_AND_TEST_SATURATED.sh
 7084 09:54:44.371947  # selftests: lkdtm: REFCOUNT_TIMING.sh
 7085 09:54:44.375225  # Skipping REFCOUNT_TIMING: timing only
 7086 09:54:44.378635  ok 59 selftests: lkdtm: REFCOUNT_TIMING.sh # SKIP
 7087 09:54:44.385132  # selftests: lkdtm: ATOMIC_TIMING.sh
 7088 09:54:44.388050  # Skipping ATOMIC_TIMING: timing only
 7089 09:54:44.391614  ok 60 selftests: lkdtm: ATOMIC_TIMING.sh # SKIP
 7090 09:54:44.398278  # selftests: lkdtm: USERCOPY_HEAP_SIZE_TO.sh
 7091 09:54:44.404694  # [   71.200223] lkdtm: Performing direct entry USERCOPY_HEAP_SIZE_TO
 7092 09:54:44.411243  # [   71.212207] lkdtm: attempting good copy_to_user of correct size
 7093 09:54:44.417709  # [   71.218830] lkdtm: attempting bad copy_to_user of too large size
 7094 09:54:44.424543  # USERCOPY_HEAP_SIZE_TO: missing 'call trace:': [FAIL]
 7095 09:54:44.431111  not ok 61 selftests: lkdtm: USERCOPY_HEAP_SIZE_TO.sh # exit=1
 7096 09:54:44.434503  # selftests: lkdtm: USERCOPY_HEAP_SIZE_FROM.sh
 7097 09:54:44.440817  # [   71.342931] lkdtm: Performing direct entry USERCOPY_HEAP_SIZE_FROM
 7098 09:54:44.450832  # [   71.350675] lkdtm: attempting good copy_from_user of correct size
 7099 09:54:44.457168  # [   71.363709] lkdtm: attempting bad copy_from_user of too large size
 7100 09:54:44.464079  # USERCOPY_HEAP_SIZE_FROM: missing 'call trace:': [FAIL]
 7101 09:54:44.470395  not ok 62 selftests: lkdtm: USERCOPY_HEAP_SIZE_FROM.sh # exit=1
 7102 09:54:44.473970  # selftests: lkdtm: USERCOPY_HEAP_WHITELIST_TO.sh
 7103 09:54:44.480449  # [   71.500407] lkdtm: Performing direct entry USERCOPY_HEAP_WHITELIST_TO
 7104 09:54:44.490420  # [   71.508422] lkdtm: attempting good copy_to_user inside whitelist
 7105 09:54:44.496923  # [   71.521370] lkdtm: attempting bad copy_to_user outside whitelist
 7106 09:54:44.503688  # USERCOPY_HEAP_WHITELIST_TO: missing 'call trace:': [FAIL]
 7107 09:54:44.510240  not ok 63 selftests: lkdtm: USERCOPY_HEAP_WHITELIST_TO.sh # exit=1
 7108 09:54:44.513233  # selftests: lkdtm: USERCOPY_HEAP_WHITELIST_FROM.sh
 7109 09:54:44.523470  # [   71.659798] lkdtm: Performing direct entry USERCOPY_HEAP_WHITELIST_FROM
 7110 09:54:44.529994  # [   71.672235] lkdtm: attempting good copy_from_user inside whitelist
 7111 09:54:44.536494  # [   71.685356] lkdtm: attempting bad copy_from_user outside whitelist
 7112 09:54:44.542854  # USERCOPY_HEAP_WHITELIST_FROM: missing 'call trace:': [FAIL]
 7113 09:54:44.549367  not ok 64 selftests: lkdtm: USERCOPY_HEAP_WHITELIST_FROM.sh # exit=1
 7114 09:54:44.556023  # selftests: lkdtm: USERCOPY_STACK_FRAME_TO.sh
 7115 09:54:44.562829  # [   71.822187] lkdtm: Performing direct entry USERCOPY_STACK_FRAME_TO
 7116 09:54:44.569451  # [   71.829844] lkdtm: good_stack: ffffaf22834f7e20-ffffaf22834f7e40
 7117 09:54:44.576038  # [   71.842771] lkdtm: bad_stack : ffffaf22834f7da8-ffffaf22834f7dc8
 7118 09:54:44.582814  # [   71.855727] lkdtm: attempting good copy_to_user of local stack
 7119 09:54:44.589345  # [   71.868432] lkdtm: attempting bad copy_to_user of distant stack
 7120 09:54:44.595790  # USERCOPY_STACK_FRAME_TO: missing 'call trace:': [FAIL]
 7121 09:54:44.602247  not ok 65 selftests: lkdtm: USERCOPY_STACK_FRAME_TO.sh # exit=1
 7122 09:54:44.609012  # selftests: lkdtm: USERCOPY_STACK_FRAME_FROM.sh
 7123 09:54:44.615444  # [   72.002333] lkdtm: Performing direct entry USERCOPY_STACK_FRAME_FROM
 7124 09:54:44.622271  # [   72.012848] lkdtm: good_stack: ffffaf228358fe20-ffffaf228358fe40
 7125 09:54:44.628590  # [   72.019570] lkdtm: bad_stack : ffffaf228358fda8-ffffaf228358fdc8
 7126 09:54:44.635234  # [   72.026301] lkdtm: attempting good copy_from_user of local stack
 7127 09:54:44.645004  # [   72.033034] lkdtm: attempting bad copy_from_user of distant stack
 7128 09:54:44.648321  # USERCOPY_STACK_FRAME_FROM: missing 'call trace:': [FAIL]
 7129 09:54:44.654603  not ok 66 selftests: lkdtm: USERCOPY_STACK_FRAME_FROM.sh # exit=1
 7130 09:54:44.661140  # selftests: lkdtm: USERCOPY_STACK_BEYOND.sh
 7131 09:54:44.667679  # [   72.159863] lkdtm: Performing direct entry USERCOPY_STACK_BEYOND
 7132 09:54:44.674245  # [   72.171037] lkdtm: good_stack: ffffaf228361fe20-ffffaf228361fe40
 7133 09:54:44.680936  # [   72.183993] lkdtm: bad_stack : ffffaf228361fff8-ffffaf2283620018
 7134 09:54:44.687420  # [   72.196922] lkdtm: attempting good copy_to_user of local stack
 7135 09:54:44.697628  # [   72.209644] lkdtm: attempting bad copy_to_user of distant stack
 7136 09:54:44.704246  # [   72.222474] lkdtm: copy_to_user failed, but lacked Oops
 7137 09:54:44.707444  # USERCOPY_STACK_BEYOND: missing 'call trace:': [FAIL]
 7138 09:54:44.713955  not ok 67 selftests: lkdtm: USERCOPY_STACK_BEYOND.sh # exit=1
 7139 09:54:44.717273  # selftests: lkdtm: USERCOPY_KERNEL.sh
 7140 09:54:44.723621  # [   72.356659] lkdtm: Performing direct entry USERCOPY_KERNEL
 7141 09:54:44.733507  # [   72.364992] lkdtm: attempting good copy_to_user from kernel rodata: ffffffff84d9b330
 7142 09:54:44.743558  # [   72.379877] lkdtm: attempting bad copy_to_user from kernel text: ffffffff83ae2e20
 7143 09:54:44.750338  # [   72.394424] lkdtm: FAIL: survived bad copy_to_user()
 7144 09:54:44.753326  # USERCOPY_KERNEL: missing 'call trace:': [FAIL]
 7145 09:54:44.759747  not ok 68 selftests: lkdtm: USERCOPY_KERNEL.sh # exit=1
 7146 09:54:44.763148  # selftests: lkdtm: STACKLEAK_ERASING.sh
 7147 09:54:44.769759  # [   72.551605] lkdtm: Performing direct entry STACKLEAK_ERASING
 7148 09:54:44.779498  # [   72.561870] lkdtm: checking unused part of the thread stack (15928 bytes)...
 7149 09:54:44.786376  # [   72.575988] lkdtm: FAIL: the erased part is not found (checked 15928 bytes)
 7150 09:54:44.795927  # [   72.590001] lkdtm: FAIL: the thread stack is NOT properly erased
 7151 09:54:44.802824  # [   72.602964] CPU: 0 PID: 2954 Comm: cat Tainted: G      D W         5.10.145-cip17 #1
 7152 09:54:44.809152  # [   72.617756] Hardware name: Google Rammus/Rammus, BIOS  09/04/2020
 7153 09:54:44.812425  # [   72.624559] Call Trace:
 7154 09:54:44.819201  # [   72.627291]  dump_stack+0x77/0x9b
 7155 09:54:44.822617  # [   72.630994]  lkdtm_STACKLEAK_ERASING+0x116/0x144
 7156 09:54:44.829063  # [   72.636155]  direct_entry.cold+0x2c/0x38
 7157 09:54:44.832463  # [   72.640535]  full_proxy_write+0x53/0x80
 7158 09:54:44.835445  # [   72.644813]  vfs_write+0xe7/0x3a0
 7159 09:54:44.842041  # [   72.648517]  ksys_write+0x68/0xf0
 7160 09:54:44.845401  # [   72.652218]  do_syscall_64+0x30/0x40
 7161 09:54:44.852261  # [   72.656212]  entry_SYSCALL_64_after_hwframe+0x61/0xc6
 7162 09:54:44.855302  # [   72.661852] RIP: 0033:0x7fd121f7b8f3
 7163 09:54:44.878136  # [   72.665840] Code: 8b 15 a1 25 0e 00 f7 d8 64 89 02 48 c7 c0 ff ff ff ff eb b7 0f 1f 00 64 8b 04 25 18 00 00 00 85 c0 75 14 b8 01 00 00 00 0f 05 <48> 3d 00 f0 ff ff 77 55 c3 0f 1f 40 00 48 83 ec 28 48 89 54 24 18
 7164 09:54:44.884893  # [   72.686813] RSP: 002b:00007fff2a373278 EFLAGS: 00000246 ORIG_RAX: 0000000000000001
 7165 09:54:44.894835  # [   72.695268] RAX: ffffffffffffffda RBX: 0000000000000012 RCX: 00007fd121f7b8f3
 7166 09:54:44.901339  # [   72.703236] RDX: 0000000000000012 RSI: 00007fd121e6e000 RDI: 0000000000000001
 7167 09:54:44.911238  # [   72.711203] RBP: 00007fd121e6e000 R08: 00007fd121e6d010 R09: 0000000000000000
 7168 09:54:44.917747  # [   72.719172] R10: fffffffffffffbc5 R11: 0000000000000246 R12: 0000000000000001
 7169 09:54:44.928188  # [   72.727140] R13: 0000000000000001 R14: 0000000000020000 R15: 0000000000020000
 7170 09:54:44.934208  # STACKLEAK_ERASING: missing 'OK: the rest of the thread stack is properly erased': [FAIL]
 7171 09:54:44.940647  not ok 69 selftests: lkdtm: STACKLEAK_ERASING.sh # exit=1
 7172 09:54:44.944121  # selftests: lkdtm: CFI_FORWARD_PROTO.sh
 7173 09:54:44.950717  # [   72.891645] lkdtm: Performing direct entry CFI_FORWARD_PROTO
 7174 09:54:44.957201  # [   72.903300] lkdtm: Calling matched prototype ...
 7175 09:54:44.963616  # [   72.914706] lkdtm: Calling mismatched prototype ...
 7176 09:54:44.970617  # [   72.926366] lkdtm: Fail: survived mismatched prototype function call!
 7177 09:54:44.976797  # CFI_FORWARD_PROTO: missing 'call trace:': [FAIL]
 7178 09:54:44.980355  not ok 70 selftests: lkdtm: CFI_FORWARD_PROTO.sh # exit=1
 7179 09:54:44.986633  + ../../utils/send-to-lava.sh ./output/result.txt
 7180 09:54:45.024109  <LAVA_SIGNAL_TESTCASE TEST_CASE_ID=breakpoints:step_after_suspend_test RESULT=skip>
 7181 09:54:45.024594  Received signal: <TESTCASE> TEST_CASE_ID=breakpoints:step_after_suspend_test RESULT=skip
 7183 09:54:45.071416  <LAVA_SIGNAL_TESTCASE TEST_CASE_ID=ftrace:ftracetest RESULT=skip>
 7184 09:54:45.071716  Received signal: <TESTCASE> TEST_CASE_ID=ftrace:ftracetest RESULT=skip
 7186 09:54:45.124676  <LAVA_SIGNAL_TESTCASE TEST_CASE_ID=net:rtnetlink.sh RESULT=skip>
 7187 09:54:45.124932  Received signal: <TESTCASE> TEST_CASE_ID=net:rtnetlink.sh RESULT=skip
 7189 09:54:45.189022  <LAVA_SIGNAL_TESTCASE TEST_CASE_ID=net:tls RESULT=skip>
 7190 09:54:45.189298  Received signal: <TESTCASE> TEST_CASE_ID=net:tls RESULT=skip
 7192 09:54:45.253873  <LAVA_SIGNAL_TESTCASE TEST_CASE_ID=netfilter:bridge_brouter.sh RESULT=skip>
 7193 09:54:45.254134  Received signal: <TESTCASE> TEST_CASE_ID=netfilter:bridge_brouter.sh RESULT=skip
 7195 09:54:45.311613  <LAVA_SIGNAL_TESTCASE TEST_CASE_ID=netfilter:nft_flowtable.sh RESULT=skip>
 7196 09:54:45.311873  Received signal: <TESTCASE> TEST_CASE_ID=netfilter:nft_flowtable.sh RESULT=skip
 7198 09:54:45.377266  <LAVA_SIGNAL_TESTCASE TEST_CASE_ID=netfilter:nft_trans_stress.sh RESULT=skip>
 7199 09:54:45.377571  Received signal: <TESTCASE> TEST_CASE_ID=netfilter:nft_trans_stress.sh RESULT=skip
 7201 09:54:45.434969  <LAVA_SIGNAL_TESTCASE TEST_CASE_ID=pidfd:pidfd_wait RESULT=skip>
 7202 09:54:45.435228  Received signal: <TESTCASE> TEST_CASE_ID=pidfd:pidfd_wait RESULT=skip
 7204 09:54:45.491644  <LAVA_SIGNAL_TESTCASE TEST_CASE_ID=lkdtm.PANIC.sh RESULT=skip>
 7205 09:54:45.491914  Received signal: <TESTCASE> TEST_CASE_ID=lkdtm.PANIC.sh RESULT=skip
 7207 09:54:45.552945  <LAVA_SIGNAL_TESTCASE TEST_CASE_ID=lkdtm.BUG.sh RESULT=pass>
 7208 09:54:45.553212  Received signal: <TESTCASE> TEST_CASE_ID=lkdtm.BUG.sh RESULT=pass
 7210 09:54:45.613786  <LAVA_SIGNAL_TESTCASE TEST_CASE_ID=lkdtm.WARNING.sh RESULT=pass>
 7211 09:54:45.614051  Received signal: <TESTCASE> TEST_CASE_ID=lkdtm.WARNING.sh RESULT=pass
 7213 09:54:45.669545  <LAVA_SIGNAL_TESTCASE TEST_CASE_ID=lkdtm.WARNING_MESSAGE.sh RESULT=pass>
 7214 09:54:45.669803  Received signal: <TESTCASE> TEST_CASE_ID=lkdtm.WARNING_MESSAGE.sh RESULT=pass
 7216 09:54:45.734877  <LAVA_SIGNAL_TESTCASE TEST_CASE_ID=lkdtm.EXCEPTION.sh RESULT=pass>
 7217 09:54:45.735561  Received signal: <TESTCASE> TEST_CASE_ID=lkdtm.EXCEPTION.sh RESULT=pass
 7219 09:54:45.804547  <LAVA_SIGNAL_TESTCASE TEST_CASE_ID=lkdtm.LOOP.sh RESULT=skip>
 7220 09:54:45.805242  Received signal: <TESTCASE> TEST_CASE_ID=lkdtm.LOOP.sh RESULT=skip
 7222 09:54:45.883629  <LAVA_SIGNAL_TESTCASE TEST_CASE_ID=lkdtm.EXHAUST_STACK.sh RESULT=skip>
 7223 09:54:45.884361  Received signal: <TESTCASE> TEST_CASE_ID=lkdtm.EXHAUST_STACK.sh RESULT=skip
 7225 09:54:45.969595  <LAVA_SIGNAL_TESTCASE TEST_CASE_ID=lkdtm.CORRUPT_STACK.sh RESULT=skip>
 7226 09:54:45.970410  Received signal: <TESTCASE> TEST_CASE_ID=lkdtm.CORRUPT_STACK.sh RESULT=skip
 7228 09:54:46.040732  <LAVA_SIGNAL_TESTCASE TEST_CASE_ID=lkdtm.CORRUPT_STACK_STRONG.sh RESULT=skip>
 7229 09:54:46.040998  Received signal: <TESTCASE> TEST_CASE_ID=lkdtm.CORRUPT_STACK_STRONG.sh RESULT=skip
 7231 09:54:46.104269  <LAVA_SIGNAL_TESTCASE TEST_CASE_ID=lkdtm.CORRUPT_LIST_ADD.sh RESULT=fail>
 7232 09:54:46.104540  Received signal: <TESTCASE> TEST_CASE_ID=lkdtm.CORRUPT_LIST_ADD.sh RESULT=fail
 7234 09:54:46.160819  <LAVA_SIGNAL_TESTCASE TEST_CASE_ID=lkdtm.CORRUPT_LIST_DEL.sh RESULT=fail>
 7235 09:54:46.161083  Received signal: <TESTCASE> TEST_CASE_ID=lkdtm.CORRUPT_LIST_DEL.sh RESULT=fail
 7237 09:54:46.236817  <LAVA_SIGNAL_TESTCASE TEST_CASE_ID=lkdtm.STACK_GUARD_PAGE_LEADING.sh RESULT=pass>
 7238 09:54:46.237580  Received signal: <TESTCASE> TEST_CASE_ID=lkdtm.STACK_GUARD_PAGE_LEADING.sh RESULT=pass
 7240 09:54:46.329375  <LAVA_SIGNAL_TESTCASE TEST_CASE_ID=lkdtm.STACK_GUARD_PAGE_TRAILING.sh RESULT=pass>
 7241 09:54:46.330187  Received signal: <TESTCASE> TEST_CASE_ID=lkdtm.STACK_GUARD_PAGE_TRAILING.sh RESULT=pass
 7243 09:54:46.419489  Received signal: <TESTCASE> TEST_CASE_ID=lkdtm.UNSET_SMEP.sh RESULT=pass
 7245 09:54:46.422511  <LAVA_SIGNAL_TESTCASE TEST_CASE_ID=lkdtm.UNSET_SMEP.sh RESULT=pass>
 7246 09:54:46.523177  <LAVA_SIGNAL_TESTCASE TEST_CASE_ID=lkdtm.DOUBLE_FAULT.sh RESULT=skip>
 7247 09:54:46.524015  Received signal: <TESTCASE> TEST_CASE_ID=lkdtm.DOUBLE_FAULT.sh RESULT=skip
 7249 09:54:46.614827  Received signal: <TESTCASE> TEST_CASE_ID=lkdtm.CORRUPT_PAC.sh RESULT=skip
 7251 09:54:46.617574  <LAVA_SIGNAL_TESTCASE TEST_CASE_ID=lkdtm.CORRUPT_PAC.sh RESULT=skip>
 7252 09:54:46.705557  <LAVA_SIGNAL_TESTCASE TEST_CASE_ID=lkdtm.UNALIGNED_LOAD_STORE_WRITE.sh RESULT=skip>
 7253 09:54:46.706392  Received signal: <TESTCASE> TEST_CASE_ID=lkdtm.UNALIGNED_LOAD_STORE_WRITE.sh RESULT=skip
 7255 09:54:46.807083  <LAVA_SIGNAL_TESTCASE TEST_CASE_ID=lkdtm.OVERWRITE_ALLOCATION.sh RESULT=skip>
 7256 09:54:46.807856  Received signal: <TESTCASE> TEST_CASE_ID=lkdtm.OVERWRITE_ALLOCATION.sh RESULT=skip
 7258 09:54:46.919401  <LAVA_SIGNAL_TESTCASE TEST_CASE_ID=lkdtm.WRITE_AFTER_FREE.sh RESULT=skip>
 7259 09:54:46.920300  Received signal: <TESTCASE> TEST_CASE_ID=lkdtm.WRITE_AFTER_FREE.sh RESULT=skip
 7261 09:54:47.038861  <LAVA_SIGNAL_TESTCASE TEST_CASE_ID=lkdtm.READ_AFTER_FREE.sh RESULT=fail>
 7262 09:54:47.039686  Received signal: <TESTCASE> TEST_CASE_ID=lkdtm.READ_AFTER_FREE.sh RESULT=fail
 7264 09:54:47.146222  <LAVA_SIGNAL_TESTCASE TEST_CASE_ID=lkdtm.WRITE_BUDDY_AFTER_FREE.sh RESULT=skip>
 7265 09:54:47.147041  Received signal: <TESTCASE> TEST_CASE_ID=lkdtm.WRITE_BUDDY_AFTER_FREE.sh RESULT=skip
 7267 09:54:47.262052  <LAVA_SIGNAL_TESTCASE TEST_CASE_ID=lkdtm.READ_BUDDY_AFTER_FREE.sh RESULT=fail>
 7268 09:54:47.262866  Received signal: <TESTCASE> TEST_CASE_ID=lkdtm.READ_BUDDY_AFTER_FREE.sh RESULT=fail
 7270 09:54:47.361798  <LAVA_SIGNAL_TESTCASE TEST_CASE_ID=lkdtm.SLAB_FREE_DOUBLE.sh RESULT=fail>
 7271 09:54:47.362552  Received signal: <TESTCASE> TEST_CASE_ID=lkdtm.SLAB_FREE_DOUBLE.sh RESULT=fail
 7273 09:54:47.434705  <LAVA_SIGNAL_TESTCASE TEST_CASE_ID=lkdtm.SLAB_FREE_CROSS.sh RESULT=fail>
 7274 09:54:47.435087  Received signal: <TESTCASE> TEST_CASE_ID=lkdtm.SLAB_FREE_CROSS.sh RESULT=fail
 7276 09:54:47.485483  <LAVA_SIGNAL_TESTCASE TEST_CASE_ID=lkdtm.SLAB_FREE_PAGE.sh RESULT=fail>
 7277 09:54:47.485808  Received signal: <TESTCASE> TEST_CASE_ID=lkdtm.SLAB_FREE_PAGE.sh RESULT=fail
 7279 09:54:47.536617  Received signal: <TESTCASE> TEST_CASE_ID=lkdtm.SOFTLOCKUP.sh RESULT=skip
 7281 09:54:47.539544  <LAVA_SIGNAL_TESTCASE TEST_CASE_ID=lkdtm.SOFTLOCKUP.sh RESULT=skip>
 7282 09:54:47.590186  Received signal: <TESTCASE> TEST_CASE_ID=lkdtm.HARDLOCKUP.sh RESULT=skip
 7284 09:54:47.593388  <LAVA_SIGNAL_TESTCASE TEST_CASE_ID=lkdtm.HARDLOCKUP.sh RESULT=skip>
 7285 09:54:47.653480  Received signal: <TESTCASE> TEST_CASE_ID=lkdtm.SPINLOCKUP.sh RESULT=skip
 7287 09:54:47.656112  <LAVA_SIGNAL_TESTCASE TEST_CASE_ID=lkdtm.SPINLOCKUP.sh RESULT=skip>
 7288 09:54:47.737008  Received signal: <TESTCASE> TEST_CASE_ID=lkdtm.HUNG_TASK.sh RESULT=skip
 7290 09:54:47.739871  <LAVA_SIGNAL_TESTCASE TEST_CASE_ID=lkdtm.HUNG_TASK.sh RESULT=skip>
 7291 09:54:47.820839  Received signal: <TESTCASE> TEST_CASE_ID=lkdtm.EXEC_DATA.sh RESULT=pass
 7293 09:54:47.823383  <LAVA_SIGNAL_TESTCASE TEST_CASE_ID=lkdtm.EXEC_DATA.sh RESULT=pass>
 7294 09:54:47.907888  Received signal: <TESTCASE> TEST_CASE_ID=lkdtm.EXEC_STACK.sh RESULT=pass
 7296 09:54:47.910635  <LAVA_SIGNAL_TESTCASE TEST_CASE_ID=lkdtm.EXEC_STACK.sh RESULT=pass>
 7297 09:54:48.002021  <LAVA_SIGNAL_TESTCASE TEST_CASE_ID=lkdtm.EXEC_KMALLOC.sh RESULT=pass>
 7298 09:54:48.002749  Received signal: <TESTCASE> TEST_CASE_ID=lkdtm.EXEC_KMALLOC.sh RESULT=pass
 7300 09:54:48.090214  <LAVA_SIGNAL_TESTCASE TEST_CASE_ID=lkdtm.EXEC_VMALLOC.sh RESULT=pass>
 7301 09:54:48.090956  Received signal: <TESTCASE> TEST_CASE_ID=lkdtm.EXEC_VMALLOC.sh RESULT=pass
 7303 09:54:48.178752  <LAVA_SIGNAL_TESTCASE TEST_CASE_ID=lkdtm.EXEC_RODATA.sh RESULT=pass>
 7304 09:54:48.179652  Received signal: <TESTCASE> TEST_CASE_ID=lkdtm.EXEC_RODATA.sh RESULT=pass
 7306 09:54:48.265751  <LAVA_SIGNAL_TESTCASE TEST_CASE_ID=lkdtm.EXEC_USERSPACE.sh RESULT=pass>
 7307 09:54:48.266521  Received signal: <TESTCASE> TEST_CASE_ID=lkdtm.EXEC_USERSPACE.sh RESULT=pass
 7309 09:54:48.349001  <LAVA_SIGNAL_TESTCASE TEST_CASE_ID=lkdtm.EXEC_NULL.sh RESULT=pass>
 7310 09:54:48.349765  Received signal: <TESTCASE> TEST_CASE_ID=lkdtm.EXEC_NULL.sh RESULT=pass
 7312 09:54:48.435169  <LAVA_SIGNAL_TESTCASE TEST_CASE_ID=lkdtm.ACCESS_USERSPACE.sh RESULT=pass>
 7313 09:54:48.435872  Received signal: <TESTCASE> TEST_CASE_ID=lkdtm.ACCESS_USERSPACE.sh RESULT=pass
 7315 09:54:48.520167  Received signal: <TESTCASE> TEST_CASE_ID=lkdtm.ACCESS_NULL.sh RESULT=pass
 7317 09:54:48.523187  <LAVA_SIGNAL_TESTCASE TEST_CASE_ID=lkdtm.ACCESS_NULL.sh RESULT=pass>
 7318 09:54:48.598391  <LAVA_SIGNAL_TESTCASE TEST_CASE_ID=lkdtm.WRITE_RO.sh RESULT=pass>
 7319 09:54:48.599080  Received signal: <TESTCASE> TEST_CASE_ID=lkdtm.WRITE_RO.sh RESULT=pass
 7321 09:54:48.694117  <LAVA_SIGNAL_TESTCASE TEST_CASE_ID=lkdtm.WRITE_RO_AFTER_INIT.sh RESULT=pass>
 7322 09:54:48.694883  Received signal: <TESTCASE> TEST_CASE_ID=lkdtm.WRITE_RO_AFTER_INIT.sh RESULT=pass
 7324 09:54:48.783874  Received signal: <TESTCASE> TEST_CASE_ID=lkdtm.WRITE_KERN.sh RESULT=pass
 7326 09:54:48.786582  <LAVA_SIGNAL_TESTCASE TEST_CASE_ID=lkdtm.WRITE_KERN.sh RESULT=pass>
 7327 09:54:48.877221  <LAVA_SIGNAL_TESTCASE TEST_CASE_ID=lkdtm.REFCOUNT_INC_OVERFLOW.sh RESULT=pass>
 7328 09:54:48.878011  Received signal: <TESTCASE> TEST_CASE_ID=lkdtm.REFCOUNT_INC_OVERFLOW.sh RESULT=pass
 7330 09:54:48.971917  <LAVA_SIGNAL_TESTCASE TEST_CASE_ID=lkdtm.REFCOUNT_ADD_OVERFLOW.sh RESULT=pass>
 7331 09:54:48.972725  Received signal: <TESTCASE> TEST_CASE_ID=lkdtm.REFCOUNT_ADD_OVERFLOW.sh RESULT=pass
 7333 09:54:49.059376  <LAVA_SIGNAL_TESTCASE TEST_CASE_ID=lkdtm.REFCOUNT_INC_NOT_ZERO_OVERFLOW.sh RESULT=pass>
 7334 09:54:49.060209  Received signal: <TESTCASE> TEST_CASE_ID=lkdtm.REFCOUNT_INC_NOT_ZERO_OVERFLOW.sh RESULT=pass
 7336 09:54:49.147665  <LAVA_SIGNAL_TESTCASE TEST_CASE_ID=lkdtm.REFCOUNT_ADD_NOT_ZERO_OVERFLOW.sh RESULT=pass>
 7337 09:54:49.148681  Received signal: <TESTCASE> TEST_CASE_ID=lkdtm.REFCOUNT_ADD_NOT_ZERO_OVERFLOW.sh RESULT=pass
 7339 09:54:49.240265  <LAVA_SIGNAL_TESTCASE TEST_CASE_ID=lkdtm.REFCOUNT_DEC_ZERO.sh RESULT=pass>
 7340 09:54:49.241043  Received signal: <TESTCASE> TEST_CASE_ID=lkdtm.REFCOUNT_DEC_ZERO.sh RESULT=pass
 7342 09:54:49.331725  <LAVA_SIGNAL_TESTCASE TEST_CASE_ID=lkdtm.REFCOUNT_DEC_NEGATIVE.sh RESULT=pass>
 7343 09:54:49.332567  Received signal: <TESTCASE> TEST_CASE_ID=lkdtm.REFCOUNT_DEC_NEGATIVE.sh RESULT=pass
 7345 09:54:49.434514  <LAVA_SIGNAL_TESTCASE TEST_CASE_ID=lkdtm.REFCOUNT_DEC_AND_TEST_NEGATIVE.sh RESULT=pass>
 7346 09:54:49.435395  Received signal: <TESTCASE> TEST_CASE_ID=lkdtm.REFCOUNT_DEC_AND_TEST_NEGATIVE.sh RESULT=pass
 7348 09:54:49.556538  <LAVA_SIGNAL_TESTCASE TEST_CASE_ID=lkdtm.REFCOUNT_SUB_AND_TEST_NEGATIVE.sh RESULT=pass>
 7349 09:54:49.557395  Received signal: <TESTCASE> TEST_CASE_ID=lkdtm.REFCOUNT_SUB_AND_TEST_NEGATIVE.sh RESULT=pass
 7351 09:54:49.666712  <LAVA_SIGNAL_TESTCASE TEST_CASE_ID=lkdtm.REFCOUNT_INC_ZERO.sh RESULT=pass>
 7352 09:54:49.667612  Received signal: <TESTCASE> TEST_CASE_ID=lkdtm.REFCOUNT_INC_ZERO.sh RESULT=pass
 7354 09:54:49.784592  <LAVA_SIGNAL_TESTCASE TEST_CASE_ID=lkdtm.REFCOUNT_ADD_ZERO.sh RESULT=pass>
 7355 09:54:49.785443  Received signal: <TESTCASE> TEST_CASE_ID=lkdtm.REFCOUNT_ADD_ZERO.sh RESULT=pass
 7357 09:54:49.900678  <LAVA_SIGNAL_TESTCASE TEST_CASE_ID=lkdtm.REFCOUNT_INC_SATURATED.sh RESULT=pass>
 7358 09:54:49.901448  Received signal: <TESTCASE> TEST_CASE_ID=lkdtm.REFCOUNT_INC_SATURATED.sh RESULT=pass
 7360 09:54:50.009197  <LAVA_SIGNAL_TESTCASE TEST_CASE_ID=lkdtm.REFCOUNT_DEC_SATURATED.sh RESULT=pass>
 7361 09:54:50.009993  Received signal: <TESTCASE> TEST_CASE_ID=lkdtm.REFCOUNT_DEC_SATURATED.sh RESULT=pass
 7363 09:54:50.124875  <LAVA_SIGNAL_TESTCASE TEST_CASE_ID=lkdtm.REFCOUNT_ADD_SATURATED.sh RESULT=pass>
 7364 09:54:50.125714  Received signal: <TESTCASE> TEST_CASE_ID=lkdtm.REFCOUNT_ADD_SATURATED.sh RESULT=pass
 7366 09:54:50.240717  <LAVA_SIGNAL_TESTCASE TEST_CASE_ID=lkdtm.REFCOUNT_INC_NOT_ZERO_SATURATED.sh RESULT=pass>
 7367 09:54:50.241571  Received signal: <TESTCASE> TEST_CASE_ID=lkdtm.REFCOUNT_INC_NOT_ZERO_SATURATED.sh RESULT=pass
 7369 09:54:50.361058  <LAVA_SIGNAL_TESTCASE TEST_CASE_ID=lkdtm.REFCOUNT_ADD_NOT_ZERO_SATURATED.sh RESULT=pass>
 7370 09:54:50.361963  Received signal: <TESTCASE> TEST_CASE_ID=lkdtm.REFCOUNT_ADD_NOT_ZERO_SATURATED.sh RESULT=pass
 7372 09:54:50.479160  <LAVA_SIGNAL_TESTCASE TEST_CASE_ID=lkdtm.REFCOUNT_DEC_AND_TEST_SATURATED.sh RESULT=pass>
 7373 09:54:50.480033  Received signal: <TESTCASE> TEST_CASE_ID=lkdtm.REFCOUNT_DEC_AND_TEST_SATURATED.sh RESULT=pass
 7375 09:54:50.596602  <LAVA_SIGNAL_TESTCASE TEST_CASE_ID=lkdtm.REFCOUNT_SUB_AND_TEST_SATURATED.sh RESULT=pass>
 7376 09:54:50.597380  Received signal: <TESTCASE> TEST_CASE_ID=lkdtm.REFCOUNT_SUB_AND_TEST_SATURATED.sh RESULT=pass
 7378 09:54:50.721260  <LAVA_SIGNAL_TESTCASE TEST_CASE_ID=lkdtm.REFCOUNT_TIMING.sh RESULT=skip>
 7379 09:54:50.722028  Received signal: <TESTCASE> TEST_CASE_ID=lkdtm.REFCOUNT_TIMING.sh RESULT=skip
 7381 09:54:50.839108  <LAVA_SIGNAL_TESTCASE TEST_CASE_ID=lkdtm.ATOMIC_TIMING.sh RESULT=skip>
 7382 09:54:50.839909  Received signal: <TESTCASE> TEST_CASE_ID=lkdtm.ATOMIC_TIMING.sh RESULT=skip
 7384 09:54:50.956343  <LAVA_SIGNAL_TESTCASE TEST_CASE_ID=lkdtm.USERCOPY_HEAP_SIZE_TO.sh RESULT=fail>
 7385 09:54:50.957113  Received signal: <TESTCASE> TEST_CASE_ID=lkdtm.USERCOPY_HEAP_SIZE_TO.sh RESULT=fail
 7387 09:54:51.054914  <LAVA_SIGNAL_TESTCASE TEST_CASE_ID=lkdtm.USERCOPY_HEAP_SIZE_FROM.sh RESULT=fail>
 7388 09:54:51.055697  Received signal: <TESTCASE> TEST_CASE_ID=lkdtm.USERCOPY_HEAP_SIZE_FROM.sh RESULT=fail
 7390 09:54:51.142790  <LAVA_SIGNAL_TESTCASE TEST_CASE_ID=lkdtm.USERCOPY_HEAP_WHITELIST_TO.sh RESULT=fail>
 7391 09:54:51.143496  Received signal: <TESTCASE> TEST_CASE_ID=lkdtm.USERCOPY_HEAP_WHITELIST_TO.sh RESULT=fail
 7393 09:54:51.223761  <LAVA_SIGNAL_TESTCASE TEST_CASE_ID=lkdtm.USERCOPY_HEAP_WHITELIST_FROM.sh RESULT=fail>
 7394 09:54:51.224590  Received signal: <TESTCASE> TEST_CASE_ID=lkdtm.USERCOPY_HEAP_WHITELIST_FROM.sh RESULT=fail
 7396 09:54:51.309464  <LAVA_SIGNAL_TESTCASE TEST_CASE_ID=lkdtm.USERCOPY_STACK_FRAME_TO.sh RESULT=fail>
 7397 09:54:51.310156  Received signal: <TESTCASE> TEST_CASE_ID=lkdtm.USERCOPY_STACK_FRAME_TO.sh RESULT=fail
 7399 09:54:51.391209  <LAVA_SIGNAL_TESTCASE TEST_CASE_ID=lkdtm.USERCOPY_STACK_FRAME_FROM.sh RESULT=fail>
 7400 09:54:51.392034  Received signal: <TESTCASE> TEST_CASE_ID=lkdtm.USERCOPY_STACK_FRAME_FROM.sh RESULT=fail
 7402 09:54:51.474906  <LAVA_SIGNAL_TESTCASE TEST_CASE_ID=lkdtm.USERCOPY_STACK_BEYOND.sh RESULT=fail>
 7403 09:54:51.475689  Received signal: <TESTCASE> TEST_CASE_ID=lkdtm.USERCOPY_STACK_BEYOND.sh RESULT=fail
 7405 09:54:51.576681  <LAVA_SIGNAL_TESTCASE TEST_CASE_ID=lkdtm.USERCOPY_KERNEL.sh RESULT=fail>
 7406 09:54:51.577483  Received signal: <TESTCASE> TEST_CASE_ID=lkdtm.USERCOPY_KERNEL.sh RESULT=fail
 7408 09:54:51.684436  <LAVA_SIGNAL_TESTCASE TEST_CASE_ID=lkdtm.STACKLEAK_ERASING.sh RESULT=fail>
 7409 09:54:51.685217  Received signal: <TESTCASE> TEST_CASE_ID=lkdtm.STACKLEAK_ERASING.sh RESULT=fail
 7411 09:54:51.789154  <LAVA_SIGNAL_TESTCASE TEST_CASE_ID=lkdtm.CFI_FORWARD_PROTO.sh RESULT=fail>
 7412 09:54:51.789685  + set +x
 7413 09:54:51.790331  Received signal: <TESTCASE> TEST_CASE_ID=lkdtm.CFI_FORWARD_PROTO.sh RESULT=fail
 7415 09:54:51.795755  <LAVA_SIGNAL_ENDRUN 1_kselftest-lkdtm 7550111_1.5.2.3.5>
 7416 09:54:51.796236  <LAVA_TEST_RUNNER EXIT>
 7417 09:54:51.796836  Received signal: <ENDRUN> 1_kselftest-lkdtm 7550111_1.5.2.3.5
 7418 09:54:51.797207  Ending use of test pattern.
 7419 09:54:51.797534  Ending test lava.1_kselftest-lkdtm (7550111_1.5.2.3.5), duration 66.94
 7421 09:54:51.798719  ok: lava_test_shell seems to have completed
 7422 09:54:51.801209  breakpoints:step_after_suspend_test: skip
ftrace:ftracetest: skip
lkdtm.ACCESS_NULL.sh: pass
lkdtm.ACCESS_USERSPACE.sh: pass
lkdtm.ATOMIC_TIMING.sh: skip
lkdtm.BUG.sh: pass
lkdtm.CFI_FORWARD_PROTO.sh: fail
lkdtm.CORRUPT_LIST_ADD.sh: fail
lkdtm.CORRUPT_LIST_DEL.sh: fail
lkdtm.CORRUPT_PAC.sh: skip
lkdtm.CORRUPT_STACK.sh: skip
lkdtm.CORRUPT_STACK_STRONG.sh: skip
lkdtm.DOUBLE_FAULT.sh: skip
lkdtm.EXCEPTION.sh: pass
lkdtm.EXEC_DATA.sh: pass
lkdtm.EXEC_KMALLOC.sh: pass
lkdtm.EXEC_NULL.sh: pass
lkdtm.EXEC_RODATA.sh: pass
lkdtm.EXEC_STACK.sh: pass
lkdtm.EXEC_USERSPACE.sh: pass
lkdtm.EXEC_VMALLOC.sh: pass
lkdtm.EXHAUST_STACK.sh: skip
lkdtm.HARDLOCKUP.sh: skip
lkdtm.HUNG_TASK.sh: skip
lkdtm.LOOP.sh: skip
lkdtm.OVERWRITE_ALLOCATION.sh: skip
lkdtm.PANIC.sh: skip
lkdtm.READ_AFTER_FREE.sh: fail
lkdtm.READ_BUDDY_AFTER_FREE.sh: fail
lkdtm.REFCOUNT_ADD_NOT_ZERO_OVERFLOW.sh: pass
lkdtm.REFCOUNT_ADD_NOT_ZERO_SATURATED.sh: pass
lkdtm.REFCOUNT_ADD_OVERFLOW.sh: pass
lkdtm.REFCOUNT_ADD_SATURATED.sh: pass
lkdtm.REFCOUNT_ADD_ZERO.sh: pass
lkdtm.REFCOUNT_DEC_AND_TEST_NEGATIVE.sh: pass
lkdtm.REFCOUNT_DEC_AND_TEST_SATURATED.sh: pass
lkdtm.REFCOUNT_DEC_NEGATIVE.sh: pass
lkdtm.REFCOUNT_DEC_SATURATED.sh: pass
lkdtm.REFCOUNT_DEC_ZERO.sh: pass
lkdtm.REFCOUNT_INC_NOT_ZERO_OVERFLOW.sh: pass
lkdtm.REFCOUNT_INC_NOT_ZERO_SATURATED.sh: pass
lkdtm.REFCOUNT_INC_OVERFLOW.sh: pass
lkdtm.REFCOUNT_INC_SATURATED.sh: pass
lkdtm.REFCOUNT_INC_ZERO.sh: pass
lkdtm.REFCOUNT_SUB_AND_TEST_NEGATIVE.sh: pass
lkdtm.REFCOUNT_SUB_AND_TEST_SATURATED.sh: pass
lkdtm.REFCOUNT_TIMING.sh: skip
lkdtm.SLAB_FREE_CROSS.sh: fail
lkdtm.SLAB_FREE_DOUBLE.sh: fail
lkdtm.SLAB_FREE_PAGE.sh: fail
lkdtm.SOFTLOCKUP.sh: skip
lkdtm.SPINLOCKUP.sh: skip
lkdtm.STACKLEAK_ERASING.sh: fail
lkdtm.STACK_GUARD_PAGE_LEADING.sh: pass
lkdtm.STACK_GUARD_PAGE_TRAILING.sh: pass
lkdtm.UNALIGNED_LOAD_STORE_WRITE.sh: skip
lkdtm.UNSET_SMEP.sh: pass
lkdtm.USERCOPY_HEAP_SIZE_FROM.sh: fail
lkdtm.USERCOPY_HEAP_SIZE_TO.sh: fail
lkdtm.USERCOPY_HEAP_WHITELIST_FROM.sh: fail
lkdtm.USERCOPY_HEAP_WHITELIST_TO.sh: fail
lkdtm.USERCOPY_KERNEL.sh: fail
lkdtm.USERCOPY_STACK_BEYOND.sh: fail
lkdtm.USERCOPY_STACK_FRAME_FROM.sh: fail
lkdtm.USERCOPY_STACK_FRAME_TO.sh: fail
lkdtm.WARNING.sh: pass
lkdtm.WARNING_MESSAGE.sh: pass
lkdtm.WRITE_AFTER_FREE.sh: skip
lkdtm.WRITE_BUDDY_AFTER_FREE.sh: skip
lkdtm.WRITE_KERN.sh: pass
lkdtm.WRITE_RO.sh: pass
lkdtm.WRITE_RO_AFTER_INIT.sh: pass
net:rtnetlink.sh: skip
net:tls: skip
netfilter:bridge_brouter.sh: skip
netfilter:nft_flowtable.sh: skip
netfilter:nft_trans_stress.sh: skip
pidfd:pidfd_wait: skip

 7423 09:54:51.801808  end: 3.1 lava-test-shell (duration 00:01:08) [common]
 7424 09:54:51.802300  end: 3 lava-test-retry (duration 00:01:08) [common]
 7425 09:54:51.802775  start: 4 finalize (timeout 00:07:36) [common]
 7426 09:54:51.803248  start: 4.1 power-off (timeout 00:00:30) [common]
 7427 09:54:51.804024  Calling: 'nice' 'pduclient' '--daemon=localhost' '--hostname=asus-C433TA-AJ0005-rammus-cbg-1' '--port=1' '--command=off'
 7428 09:54:51.829305  >> Command sent successfully.

 7429 09:54:51.831077  Returned 0 in 0 seconds
 7430 09:54:51.932350  end: 4.1 power-off (duration 00:00:00) [common]
 7432 09:54:51.933961  start: 4.2 read-feedback (timeout 00:07:35) [common]
 7433 09:54:51.935302  Listened to connection for namespace 'common' for up to 1s
 7434 09:54:51.936296  Listened to connection for namespace 'common' for up to 1s
 7435 09:54:52.512553  Listened to connection for namespace 'common' for up to 1s
 7436 09:54:52.515770  Listened to connection for namespace 'common' for up to 1s
 7437 09:54:52.519344  Listened to connection for namespace 'common' for up to 1s
 7438 09:54:52.522403  Listened to connection for namespace 'common' for up to 1s
 7439 09:54:52.525523  Listened to connection for namespace 'common' for up to 1s
 7440 09:54:52.529051  Listened to connection for namespace 'common' for up to 1s
 7441 09:54:52.532314  Listened to connection for namespace 'common' for up to 1s
 7442 09:54:52.535645  Listened to connection for namespace 'common' for up to 1s
 7443 09:54:52.538670  Listened to connection for namespace 'common' for up to 1s
 7444 09:54:52.541940  Listened to connection for namespace 'common' for up to 1s
 7445 09:54:52.545496  Listened to connection for namespace 'common' for up to 1s
 7446 09:54:52.549133  Listened to connection for namespace 'common' for up to 1s
 7447 09:54:52.552467  Listened to connection for namespace 'common' for up to 1s
 7448 09:54:52.555517  Listened to connection for namespace 'common' for up to 1s
 7449 09:54:52.558710  Listened to connection for namespace 'common' for up to 1s
 7450 09:54:52.562153  Listened to connection for namespace 'common' for up to 1s
 7451 09:54:52.936733  Finalising connection for namespace 'common'
 7452 09:54:52.937426  Disconnecting from shell: Finalise
 7453 09:54:52.937944  / # 
 7454 09:54:53.039512  end: 4.2 read-feedback (duration 00:00:01) [common]
 7455 09:54:53.040341  end: 4 finalize (duration 00:00:01) [common]
 7456 09:54:53.040981  Cleaning after the job
 7457 09:54:53.041494  Cleaning up download directory: /var/lib/lava/dispatcher/tmp/7550111/tftp-deploy-kis579qu/ramdisk
 7458 09:54:53.044451  Cleaning up download directory: /var/lib/lava/dispatcher/tmp/7550111/tftp-deploy-kis579qu/kernel
 7459 09:54:53.045337  Cleaning up download directory: /var/lib/lava/dispatcher/tmp/7550111/tftp-deploy-kis579qu/nfsrootfs
 7460 09:54:53.080904  Cleaning up download directory: /var/lib/lava/dispatcher/tmp/7550111/tftp-deploy-kis579qu/modules
 7461 09:54:53.081864  Override tmp directory removed at /var/lib/lava/dispatcher/tmp/7550111
 7462 09:54:53.250451  Root tmp directory removed at /var/lib/lava/dispatcher/tmp/7550111
 7463 09:54:53.250642  Job finished correctly