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

    1 19:43:00.995993  lava-dispatcher, installed at version: 2024.03
    2 19:43:00.996193  start: 0 validate
    3 19:43:00.996329  Start time: 2024-05-17 19:43:00.996321+00:00 (UTC)
    4 19:43:00.996457  Using caching service: 'http://localhost/cache/?uri=%s'
    5 19:43:00.996583  Validating that http://localhost/cache/?uri=http%3A%2F%2Fstorage.kernelci.org%2Fimages%2Frootfs%2Fdebian%2Fbookworm-kselftest%2F20240313.0%2Famd64%2Finitrd.cpio.gz exists
    6 19:43:01.258382  Using caching service: 'http://localhost/cache/?uri=%s'
    7 19:43:01.259209  Validating that http://localhost/cache/?uri=http%3A%2F%2Fstorage.kernelci.org%2Fcip-gitlab%2Fci-iwamatsu-linux-5.10.y-cip-rc%2Fv5.10.216-cip47-111-gec7251db09977%2Fx86_64%2Fx86_64_defconfig%2Bx86-board%2Bkselftest%2Fgcc-10%2Fkernel%2FbzImage exists
    8 19:43:01.520137  Using caching service: 'http://localhost/cache/?uri=%s'
    9 19:43:01.520375  Validating that http://localhost/cache/?uri=http%3A%2F%2Fstorage.kernelci.org%2Fimages%2Frootfs%2Fdebian%2Fbookworm-kselftest%2F20240313.0%2Famd64%2Ffull.rootfs.tar.xz exists
   10 19:43:01.777654  Using caching service: 'http://localhost/cache/?uri=%s'
   11 19:43:01.777814  Validating that http://localhost/cache/?uri=http%3A%2F%2Fstorage.kernelci.org%2Fcip-gitlab%2Fci-iwamatsu-linux-5.10.y-cip-rc%2Fv5.10.216-cip47-111-gec7251db09977%2Fx86_64%2Fx86_64_defconfig%2Bx86-board%2Bkselftest%2Fgcc-10%2Fmodules.tar.xz exists
   12 19:43:02.036592  validate duration: 1.04
   14 19:43:02.036867  start: 1 tftp-deploy (timeout 00:10:00) [common]
   15 19:43:02.036981  start: 1.1 download-retry (timeout 00:10:00) [common]
   16 19:43:02.037084  start: 1.1.1 http-download (timeout 00:10:00) [common]
   17 19:43:02.037222  Not decompressing ramdisk as can be used compressed.
   18 19:43:02.037307  downloading http://storage.kernelci.org/images/rootfs/debian/bookworm-kselftest/20240313.0/amd64/initrd.cpio.gz
   19 19:43:02.037373  saving as /var/lib/lava/dispatcher/tmp/13871418/tftp-deploy-y9dvn7ez/ramdisk/initrd.cpio.gz
   20 19:43:02.037436  total size: 6137757 (5 MB)
   21 19:43:02.038474  progress   0 % (0 MB)
   22 19:43:02.040329  progress   5 % (0 MB)
   23 19:43:02.041988  progress  10 % (0 MB)
   24 19:43:02.043701  progress  15 % (0 MB)
   25 19:43:02.045307  progress  20 % (1 MB)
   26 19:43:02.046867  progress  25 % (1 MB)
   27 19:43:02.048635  progress  30 % (1 MB)
   28 19:43:02.050181  progress  35 % (2 MB)
   29 19:43:02.051708  progress  40 % (2 MB)
   30 19:43:02.053449  progress  45 % (2 MB)
   31 19:43:02.054967  progress  50 % (2 MB)
   32 19:43:02.056740  progress  55 % (3 MB)
   33 19:43:02.058345  progress  60 % (3 MB)
   34 19:43:02.059943  progress  65 % (3 MB)
   35 19:43:02.061697  progress  70 % (4 MB)
   36 19:43:02.063211  progress  75 % (4 MB)
   37 19:43:02.064786  progress  80 % (4 MB)
   38 19:43:02.066484  progress  85 % (5 MB)
   39 19:43:02.068010  progress  90 % (5 MB)
   40 19:43:02.069562  progress  95 % (5 MB)
   41 19:43:02.071264  progress 100 % (5 MB)
   42 19:43:02.071422  5 MB downloaded in 0.03 s (172.23 MB/s)
   43 19:43:02.071578  end: 1.1.1 http-download (duration 00:00:00) [common]
   45 19:43:02.071814  end: 1.1 download-retry (duration 00:00:00) [common]
   46 19:43:02.071899  start: 1.2 download-retry (timeout 00:10:00) [common]
   47 19:43:02.071981  start: 1.2.1 http-download (timeout 00:10:00) [common]
   48 19:43:02.072114  downloading http://storage.kernelci.org/cip-gitlab/ci-iwamatsu-linux-5.10.y-cip-rc/v5.10.216-cip47-111-gec7251db09977/x86_64/x86_64_defconfig+x86-board+kselftest/gcc-10/kernel/bzImage
   49 19:43:02.072181  saving as /var/lib/lava/dispatcher/tmp/13871418/tftp-deploy-y9dvn7ez/kernel/bzImage
   50 19:43:02.072240  total size: 22695360 (21 MB)
   51 19:43:02.072300  No compression specified
   52 19:43:02.073403  progress   0 % (0 MB)
   53 19:43:02.079150  progress   5 % (1 MB)
   54 19:43:02.085035  progress  10 % (2 MB)
   55 19:43:02.090730  progress  15 % (3 MB)
   56 19:43:02.096684  progress  20 % (4 MB)
   57 19:43:02.102634  progress  25 % (5 MB)
   58 19:43:02.108471  progress  30 % (6 MB)
   59 19:43:02.114537  progress  35 % (7 MB)
   60 19:43:02.120464  progress  40 % (8 MB)
   61 19:43:02.126434  progress  45 % (9 MB)
   62 19:43:02.132889  progress  50 % (10 MB)
   63 19:43:02.138709  progress  55 % (11 MB)
   64 19:43:02.144627  progress  60 % (13 MB)
   65 19:43:02.150467  progress  65 % (14 MB)
   66 19:43:02.156162  progress  70 % (15 MB)
   67 19:43:02.162068  progress  75 % (16 MB)
   68 19:43:02.167993  progress  80 % (17 MB)
   69 19:43:02.173665  progress  85 % (18 MB)
   70 19:43:02.179377  progress  90 % (19 MB)
   71 19:43:02.185080  progress  95 % (20 MB)
   72 19:43:02.191668  progress 100 % (21 MB)
   73 19:43:02.191869  21 MB downloaded in 0.12 s (180.93 MB/s)
   74 19:43:02.192089  end: 1.2.1 http-download (duration 00:00:00) [common]
   76 19:43:02.192331  end: 1.2 download-retry (duration 00:00:00) [common]
   77 19:43:02.192428  start: 1.3 download-retry (timeout 00:10:00) [common]
   78 19:43:02.192513  start: 1.3.1 http-download (timeout 00:10:00) [common]
   79 19:43:02.192662  downloading http://storage.kernelci.org/images/rootfs/debian/bookworm-kselftest/20240313.0/amd64/full.rootfs.tar.xz
   80 19:43:02.192728  saving as /var/lib/lava/dispatcher/tmp/13871418/tftp-deploy-y9dvn7ez/nfsrootfs/full.rootfs.tar
   81 19:43:02.192788  total size: 125951368 (120 MB)
   82 19:43:02.192848  Using unxz to decompress xz
   83 19:43:02.197368  progress   0 % (0 MB)
   84 19:43:02.560915  progress   5 % (6 MB)
   85 19:43:02.910037  progress  10 % (12 MB)
   86 19:43:03.281634  progress  15 % (18 MB)
   87 19:43:03.632736  progress  20 % (24 MB)
   88 19:43:03.947491  progress  25 % (30 MB)
   89 19:43:04.342824  progress  30 % (36 MB)
   90 19:43:04.688015  progress  35 % (42 MB)
   91 19:43:04.851318  progress  40 % (48 MB)
   92 19:43:05.063583  progress  45 % (54 MB)
   93 19:43:05.421150  progress  50 % (60 MB)
   94 19:43:05.790070  progress  55 % (66 MB)
   95 19:43:06.140110  progress  60 % (72 MB)
   96 19:43:06.488476  progress  65 % (78 MB)
   97 19:43:06.858881  progress  70 % (84 MB)
   98 19:43:07.229970  progress  75 % (90 MB)
   99 19:43:07.579983  progress  80 % (96 MB)
  100 19:43:07.934631  progress  85 % (102 MB)
  101 19:43:08.304399  progress  90 % (108 MB)
  102 19:43:08.653358  progress  95 % (114 MB)
  103 19:43:09.035840  progress 100 % (120 MB)
  104 19:43:09.042306  120 MB downloaded in 6.85 s (17.54 MB/s)
  105 19:43:09.042618  end: 1.3.1 http-download (duration 00:00:07) [common]
  107 19:43:09.042925  end: 1.3 download-retry (duration 00:00:07) [common]
  108 19:43:09.043061  start: 1.4 download-retry (timeout 00:09:53) [common]
  109 19:43:09.043195  start: 1.4.1 http-download (timeout 00:09:53) [common]
  110 19:43:09.043395  downloading http://storage.kernelci.org/cip-gitlab/ci-iwamatsu-linux-5.10.y-cip-rc/v5.10.216-cip47-111-gec7251db09977/x86_64/x86_64_defconfig+x86-board+kselftest/gcc-10/modules.tar.xz
  111 19:43:09.043503  saving as /var/lib/lava/dispatcher/tmp/13871418/tftp-deploy-y9dvn7ez/modules/modules.tar
  112 19:43:09.043605  total size: 4141500 (3 MB)
  113 19:43:09.043715  Using unxz to decompress xz
  114 19:43:09.048131  progress   0 % (0 MB)
  115 19:43:09.057224  progress   5 % (0 MB)
  116 19:43:09.069864  progress  10 % (0 MB)
  117 19:43:09.082113  progress  15 % (0 MB)
  118 19:43:09.096271  progress  20 % (0 MB)
  119 19:43:09.109914  progress  25 % (1 MB)
  120 19:43:09.122246  progress  30 % (1 MB)
  121 19:43:09.136728  progress  35 % (1 MB)
  122 19:43:09.149156  progress  40 % (1 MB)
  123 19:43:09.161442  progress  45 % (1 MB)
  124 19:43:09.176535  progress  50 % (2 MB)
  125 19:43:09.189365  progress  55 % (2 MB)
  126 19:43:09.199467  progress  60 % (2 MB)
  127 19:43:09.214235  progress  65 % (2 MB)
  128 19:43:09.228041  progress  70 % (2 MB)
  129 19:43:09.239397  progress  75 % (2 MB)
  130 19:43:09.258042  progress  80 % (3 MB)
  131 19:43:09.270717  progress  85 % (3 MB)
  132 19:43:09.283570  progress  90 % (3 MB)
  133 19:43:09.299149  progress  95 % (3 MB)
  134 19:43:09.314153  progress 100 % (3 MB)
  135 19:43:09.319658  3 MB downloaded in 0.28 s (14.31 MB/s)
  136 19:43:09.319960  end: 1.4.1 http-download (duration 00:00:00) [common]
  138 19:43:09.320257  end: 1.4 download-retry (duration 00:00:00) [common]
  139 19:43:09.320429  start: 1.5 prepare-tftp-overlay (timeout 00:09:53) [common]
  140 19:43:09.320524  start: 1.5.1 extract-nfsrootfs (timeout 00:09:53) [common]
  141 19:43:12.838346  Extracted nfsroot to /var/lib/lava/dispatcher/tmp/13871418/extract-nfsrootfs-pz4kd5mt
  142 19:43:12.838536  end: 1.5.1 extract-nfsrootfs (duration 00:00:04) [common]
  143 19:43:12.838639  start: 1.5.2 lava-overlay (timeout 00:09:49) [common]
  144 19:43:12.838810  [common] Preparing overlay tarball in /var/lib/lava/dispatcher/tmp/13871418/lava-overlay-ymprbnss
  145 19:43:12.838937  makedir: /var/lib/lava/dispatcher/tmp/13871418/lava-overlay-ymprbnss/lava-13871418/bin
  146 19:43:12.839035  makedir: /var/lib/lava/dispatcher/tmp/13871418/lava-overlay-ymprbnss/lava-13871418/tests
  147 19:43:12.839130  makedir: /var/lib/lava/dispatcher/tmp/13871418/lava-overlay-ymprbnss/lava-13871418/results
  148 19:43:12.839227  Creating /var/lib/lava/dispatcher/tmp/13871418/lava-overlay-ymprbnss/lava-13871418/bin/lava-add-keys
  149 19:43:12.839367  Creating /var/lib/lava/dispatcher/tmp/13871418/lava-overlay-ymprbnss/lava-13871418/bin/lava-add-sources
  150 19:43:12.839494  Creating /var/lib/lava/dispatcher/tmp/13871418/lava-overlay-ymprbnss/lava-13871418/bin/lava-background-process-start
  151 19:43:12.839620  Creating /var/lib/lava/dispatcher/tmp/13871418/lava-overlay-ymprbnss/lava-13871418/bin/lava-background-process-stop
  152 19:43:12.839743  Creating /var/lib/lava/dispatcher/tmp/13871418/lava-overlay-ymprbnss/lava-13871418/bin/lava-common-functions
  153 19:43:12.839864  Creating /var/lib/lava/dispatcher/tmp/13871418/lava-overlay-ymprbnss/lava-13871418/bin/lava-echo-ipv4
  154 19:43:12.839996  Creating /var/lib/lava/dispatcher/tmp/13871418/lava-overlay-ymprbnss/lava-13871418/bin/lava-install-packages
  155 19:43:12.840154  Creating /var/lib/lava/dispatcher/tmp/13871418/lava-overlay-ymprbnss/lava-13871418/bin/lava-installed-packages
  156 19:43:12.840274  Creating /var/lib/lava/dispatcher/tmp/13871418/lava-overlay-ymprbnss/lava-13871418/bin/lava-os-build
  157 19:43:12.840432  Creating /var/lib/lava/dispatcher/tmp/13871418/lava-overlay-ymprbnss/lava-13871418/bin/lava-probe-channel
  158 19:43:12.840554  Creating /var/lib/lava/dispatcher/tmp/13871418/lava-overlay-ymprbnss/lava-13871418/bin/lava-probe-ip
  159 19:43:12.840674  Creating /var/lib/lava/dispatcher/tmp/13871418/lava-overlay-ymprbnss/lava-13871418/bin/lava-target-ip
  160 19:43:12.840794  Creating /var/lib/lava/dispatcher/tmp/13871418/lava-overlay-ymprbnss/lava-13871418/bin/lava-target-mac
  161 19:43:12.840914  Creating /var/lib/lava/dispatcher/tmp/13871418/lava-overlay-ymprbnss/lava-13871418/bin/lava-target-storage
  162 19:43:12.841036  Creating /var/lib/lava/dispatcher/tmp/13871418/lava-overlay-ymprbnss/lava-13871418/bin/lava-test-case
  163 19:43:12.841157  Creating /var/lib/lava/dispatcher/tmp/13871418/lava-overlay-ymprbnss/lava-13871418/bin/lava-test-event
  164 19:43:12.841277  Creating /var/lib/lava/dispatcher/tmp/13871418/lava-overlay-ymprbnss/lava-13871418/bin/lava-test-feedback
  165 19:43:12.841398  Creating /var/lib/lava/dispatcher/tmp/13871418/lava-overlay-ymprbnss/lava-13871418/bin/lava-test-raise
  166 19:43:12.841517  Creating /var/lib/lava/dispatcher/tmp/13871418/lava-overlay-ymprbnss/lava-13871418/bin/lava-test-reference
  167 19:43:12.841638  Creating /var/lib/lava/dispatcher/tmp/13871418/lava-overlay-ymprbnss/lava-13871418/bin/lava-test-runner
  168 19:43:12.841757  Creating /var/lib/lava/dispatcher/tmp/13871418/lava-overlay-ymprbnss/lava-13871418/bin/lava-test-set
  169 19:43:12.841877  Creating /var/lib/lava/dispatcher/tmp/13871418/lava-overlay-ymprbnss/lava-13871418/bin/lava-test-shell
  170 19:43:12.841997  Updating /var/lib/lava/dispatcher/tmp/13871418/lava-overlay-ymprbnss/lava-13871418/bin/lava-add-keys (debian)
  171 19:43:12.842145  Updating /var/lib/lava/dispatcher/tmp/13871418/lava-overlay-ymprbnss/lava-13871418/bin/lava-add-sources (debian)
  172 19:43:12.842288  Updating /var/lib/lava/dispatcher/tmp/13871418/lava-overlay-ymprbnss/lava-13871418/bin/lava-install-packages (debian)
  173 19:43:12.842422  Updating /var/lib/lava/dispatcher/tmp/13871418/lava-overlay-ymprbnss/lava-13871418/bin/lava-installed-packages (debian)
  174 19:43:12.842555  Updating /var/lib/lava/dispatcher/tmp/13871418/lava-overlay-ymprbnss/lava-13871418/bin/lava-os-build (debian)
  175 19:43:12.842680  Creating /var/lib/lava/dispatcher/tmp/13871418/lava-overlay-ymprbnss/lava-13871418/environment
  176 19:43:12.842776  LAVA metadata
  177 19:43:12.842840  - LAVA_JOB_ID=13871418
  178 19:43:12.842900  - LAVA_DISPATCHER_IP=192.168.201.1
  179 19:43:12.843000  start: 1.5.2.1 lava-vland-overlay (timeout 00:09:49) [common]
  180 19:43:12.843064  skipped lava-vland-overlay
  181 19:43:12.843136  end: 1.5.2.1 lava-vland-overlay (duration 00:00:00) [common]
  182 19:43:12.843213  start: 1.5.2.2 lava-multinode-overlay (timeout 00:09:49) [common]
  183 19:43:12.843288  skipped lava-multinode-overlay
  184 19:43:12.843359  end: 1.5.2.2 lava-multinode-overlay (duration 00:00:00) [common]
  185 19:43:12.843439  start: 1.5.2.3 test-definition (timeout 00:09:49) [common]
  186 19:43:12.843512  Loading test definitions
  187 19:43:12.843600  start: 1.5.2.3.1 inline-repo-action (timeout 00:09:49) [common]
  188 19:43:12.843672  Using /lava-13871418 at stage 0
  189 19:43:12.843951  uuid=13871418_1.5.2.3.1 testdef=None
  190 19:43:12.844038  end: 1.5.2.3.1 inline-repo-action (duration 00:00:00) [common]
  191 19:43:12.844122  start: 1.5.2.3.2 test-overlay (timeout 00:09:49) [common]
  192 19:43:12.844577  end: 1.5.2.3.2 test-overlay (duration 00:00:00) [common]
  194 19:43:12.844797  start: 1.5.2.3.3 test-install-overlay (timeout 00:09:49) [common]
  195 19:43:12.845354  end: 1.5.2.3.3 test-install-overlay (duration 00:00:00) [common]
  197 19:43:12.845587  start: 1.5.2.3.4 test-runscript-overlay (timeout 00:09:49) [common]
  198 19:43:12.846130  runner path: /var/lib/lava/dispatcher/tmp/13871418/lava-overlay-ymprbnss/lava-13871418/0/tests/0_timesync-off test_uuid 13871418_1.5.2.3.1
  199 19:43:12.846291  end: 1.5.2.3.4 test-runscript-overlay (duration 00:00:00) [common]
  201 19:43:12.846515  start: 1.5.2.3.5 git-repo-action (timeout 00:09:49) [common]
  202 19:43:12.846587  Using /lava-13871418 at stage 0
  203 19:43:12.846682  Fetching tests from https://github.com/kernelci/test-definitions.git
  204 19:43:12.846766  Running '/usr/bin/git clone https://github.com/kernelci/test-definitions.git /var/lib/lava/dispatcher/tmp/13871418/lava-overlay-ymprbnss/lava-13871418/0/tests/1_kselftest-lkdtm'
  205 19:43:14.828043  Running '/usr/bin/git checkout kernelci.org
  206 19:43:14.986034  Tests stored (tmp) in /var/lib/lava/dispatcher/tmp/13871418/lava-overlay-ymprbnss/lava-13871418/0/tests/1_kselftest-lkdtm/automated/linux/kselftest/kselftest.yaml
  207 19:43:14.986776  uuid=13871418_1.5.2.3.5 testdef=None
  208 19:43:14.986939  end: 1.5.2.3.5 git-repo-action (duration 00:00:02) [common]
  210 19:43:14.987190  start: 1.5.2.3.6 test-overlay (timeout 00:09:47) [common]
  211 19:43:14.987965  end: 1.5.2.3.6 test-overlay (duration 00:00:00) [common]
  213 19:43:14.988255  start: 1.5.2.3.7 test-install-overlay (timeout 00:09:47) [common]
  214 19:43:14.989328  end: 1.5.2.3.7 test-install-overlay (duration 00:00:00) [common]
  216 19:43:14.989571  start: 1.5.2.3.8 test-runscript-overlay (timeout 00:09:47) [common]
  217 19:43:14.990654  runner path: /var/lib/lava/dispatcher/tmp/13871418/lava-overlay-ymprbnss/lava-13871418/0/tests/1_kselftest-lkdtm test_uuid 13871418_1.5.2.3.5
  218 19:43:14.990779  BOARD='hp-11A-G6-EE-grunt'
  219 19:43:14.990872  BRANCH='cip-gitlab'
  220 19:43:14.990961  SKIPFILE='/dev/null'
  221 19:43:14.991048  SKIP_INSTALL='True'
  222 19:43:14.991135  TESTPROG_URL='http://storage.kernelci.org/cip-gitlab/ci-iwamatsu-linux-5.10.y-cip-rc/v5.10.216-cip47-111-gec7251db09977/x86_64/x86_64_defconfig+x86-board+kselftest/gcc-10/kselftest.tar.xz'
  223 19:43:14.991225  TST_CASENAME=''
  224 19:43:14.991311  TST_CMDFILES='lkdtm'
  225 19:43:14.991501  end: 1.5.2.3.8 test-runscript-overlay (duration 00:00:00) [common]
  227 19:43:14.991848  Creating lava-test-runner.conf files
  228 19:43:14.991940  Using lava-test-runner path: /var/lib/lava/dispatcher/tmp/13871418/lava-overlay-ymprbnss/lava-13871418/0 for stage 0
  229 19:43:14.992064  - 0_timesync-off
  230 19:43:14.992161  - 1_kselftest-lkdtm
  231 19:43:14.992289  end: 1.5.2.3 test-definition (duration 00:00:02) [common]
  232 19:43:14.992411  start: 1.5.2.4 compress-overlay (timeout 00:09:47) [common]
  233 19:43:22.720868  end: 1.5.2.4 compress-overlay (duration 00:00:08) [common]
  234 19:43:22.721026  start: 1.5.2.5 persistent-nfs-overlay (timeout 00:09:39) [common]
  235 19:43:22.721139  end: 1.5.2.5 persistent-nfs-overlay (duration 00:00:00) [common]
  236 19:43:22.721265  end: 1.5.2 lava-overlay (duration 00:00:10) [common]
  237 19:43:22.721372  start: 1.5.3 extract-overlay-ramdisk (timeout 00:09:39) [common]
  238 19:43:22.888804  end: 1.5.3 extract-overlay-ramdisk (duration 00:00:00) [common]
  239 19:43:22.889202  start: 1.5.4 extract-modules (timeout 00:09:39) [common]
  240 19:43:22.889342  extracting modules file /var/lib/lava/dispatcher/tmp/13871418/tftp-deploy-y9dvn7ez/modules/modules.tar to /var/lib/lava/dispatcher/tmp/13871418/extract-nfsrootfs-pz4kd5mt
  241 19:43:22.987417  extracting modules file /var/lib/lava/dispatcher/tmp/13871418/tftp-deploy-y9dvn7ez/modules/modules.tar to /var/lib/lava/dispatcher/tmp/13871418/extract-overlay-ramdisk-2wgyr2bv/ramdisk
  242 19:43:23.092406  end: 1.5.4 extract-modules (duration 00:00:00) [common]
  243 19:43:23.092577  start: 1.5.5 apply-overlay-tftp (timeout 00:09:39) [common]
  244 19:43:23.092696  [common] Applying overlay to NFS
  245 19:43:23.092778  [common] Applying overlay /var/lib/lava/dispatcher/tmp/13871418/compress-overlay-4sm9q474/overlay-1.5.2.4.tar.gz to directory /var/lib/lava/dispatcher/tmp/13871418/extract-nfsrootfs-pz4kd5mt
  246 19:43:24.067936  end: 1.5.5 apply-overlay-tftp (duration 00:00:01) [common]
  247 19:43:24.068105  start: 1.5.6 configure-preseed-file (timeout 00:09:38) [common]
  248 19:43:24.068203  end: 1.5.6 configure-preseed-file (duration 00:00:00) [common]
  249 19:43:24.068294  start: 1.5.7 compress-ramdisk (timeout 00:09:38) [common]
  250 19:43:24.068382  Building ramdisk /var/lib/lava/dispatcher/tmp/13871418/extract-overlay-ramdisk-2wgyr2bv/ramdisk.cpio containing /var/lib/lava/dispatcher/tmp/13871418/extract-overlay-ramdisk-2wgyr2bv/ramdisk
  251 19:43:24.260072  >> 81842 blocks

  252 19:43:25.661621  rename /var/lib/lava/dispatcher/tmp/13871418/extract-overlay-ramdisk-2wgyr2bv/ramdisk.cpio.gz to /var/lib/lava/dispatcher/tmp/13871418/tftp-deploy-y9dvn7ez/ramdisk/ramdisk.cpio.gz
  253 19:43:25.662038  end: 1.5.7 compress-ramdisk (duration 00:00:02) [common]
  254 19:43:25.662165  start: 1.5.8 prepare-kernel (timeout 00:09:36) [common]
  255 19:43:25.662279  start: 1.5.8.1 prepare-fit (timeout 00:09:36) [common]
  256 19:43:25.662402  No mkimage arch provided, not using FIT.
  257 19:43:25.662530  end: 1.5.8.1 prepare-fit (duration 00:00:00) [common]
  258 19:43:25.662643  end: 1.5.8 prepare-kernel (duration 00:00:00) [common]
  259 19:43:25.662777  end: 1.5 prepare-tftp-overlay (duration 00:00:16) [common]
  260 19:43:25.662870  start: 1.6 lxc-create-udev-rule-action (timeout 00:09:36) [common]
  261 19:43:25.662979  No LXC device requested
  262 19:43:25.663062  end: 1.6 lxc-create-udev-rule-action (duration 00:00:00) [common]
  263 19:43:25.663152  start: 1.7 deploy-device-env (timeout 00:09:36) [common]
  264 19:43:25.663230  end: 1.7 deploy-device-env (duration 00:00:00) [common]
  265 19:43:25.663317  Checking files for TFTP limit of 4294967296 bytes.
  266 19:43:25.663803  end: 1 tftp-deploy (duration 00:00:24) [common]
  267 19:43:25.663942  start: 2 depthcharge-action (timeout 00:05:00) [common]
  268 19:43:25.664036  start: 2.1 depthcharge-overlay (timeout 00:05:00) [common]
  269 19:43:25.664171  substitutions:
  270 19:43:25.664269  - {DTB}: None
  271 19:43:25.664386  - {INITRD}: 13871418/tftp-deploy-y9dvn7ez/ramdisk/ramdisk.cpio.gz
  272 19:43:25.664447  - {KERNEL}: 13871418/tftp-deploy-y9dvn7ez/kernel/bzImage
  273 19:43:25.664504  - {LAVA_MAC}: None
  274 19:43:25.664558  - {NFSROOTFS}: /var/lib/lava/dispatcher/tmp/13871418/extract-nfsrootfs-pz4kd5mt
  275 19:43:25.664613  - {NFS_SERVER_IP}: 192.168.201.1
  276 19:43:25.664666  - {PRESEED_CONFIG}: None
  277 19:43:25.664719  - {PRESEED_LOCAL}: None
  278 19:43:25.664772  - {RAMDISK}: 13871418/tftp-deploy-y9dvn7ez/ramdisk/ramdisk.cpio.gz
  279 19:43:25.664825  - {ROOT_PART}: None
  280 19:43:25.664877  - {ROOT}: None
  281 19:43:25.664933  - {SERVER_IP}: 192.168.201.1
  282 19:43:25.664987  - {TEE}: None
  283 19:43:25.665039  Parsed boot commands:
  284 19:43:25.665092  - tftpboot 192.168.201.1 {DEPTHCHARGE_KERNEL} {CMDLINE} {DEPTHCHARGE_RAMDISK}
  285 19:43:25.665270  Parsed boot commands: tftpboot 192.168.201.1 13871418/tftp-deploy-y9dvn7ez/kernel/bzImage 13871418/tftp-deploy-y9dvn7ez/kernel/cmdline 13871418/tftp-deploy-y9dvn7ez/ramdisk/ramdisk.cpio.gz
  286 19:43:25.665357  end: 2.1 depthcharge-overlay (duration 00:00:00) [common]
  287 19:43:25.665442  start: 2.2 depthcharge-retry (timeout 00:05:00) [common]
  288 19:43:25.665535  start: 2.2.1 reset-connection (timeout 00:05:00) [common]
  289 19:43:25.665619  start: 2.2.1.1 disconnect-device (timeout 00:05:00) [common]
  290 19:43:25.665693  Not connected, no need to disconnect.
  291 19:43:25.665766  end: 2.2.1.1 disconnect-device (duration 00:00:00) [common]
  292 19:43:25.665842  start: 2.2.1.2 connect-device (timeout 00:05:00) [common]
  293 19:43:25.665909  [common] connect-device Connecting to device using '/usr/local/bin/chromebook-console.sh hp-11A-G6-EE-grunt-cbg-9'
  294 19:43:25.669593  Setting prompt string to ['lava-test: # ']
  295 19:43:25.669958  end: 2.2.1.2 connect-device (duration 00:00:00) [common]
  296 19:43:25.670069  end: 2.2.1 reset-connection (duration 00:00:00) [common]
  297 19:43:25.670241  start: 2.2.2 reset-device (timeout 00:05:00) [common]
  298 19:43:25.670363  start: 2.2.2.1 pdu-reboot (timeout 00:05:00) [common]
  299 19:43:25.670574  Calling: ['pduclient', '--daemon=localhost', '--hostname=hp-11A-G6-EE-grunt-cbg-9', '--port=1', '--command=reboot']
  300 19:43:30.801604  >> Command sent successfully.

  301 19:43:30.804441  Returned 0 in 5 seconds
  302 19:43:30.904812  end: 2.2.2.1 pdu-reboot (duration 00:00:05) [common]
  304 19:43:30.905117  end: 2.2.2 reset-device (duration 00:00:05) [common]
  305 19:43:30.905225  start: 2.2.3 depthcharge-start (timeout 00:04:55) [common]
  306 19:43:30.905314  Setting prompt string to 'Starting depthcharge on grunt...'
  307 19:43:30.905382  Changing prompt to 'Starting depthcharge on grunt...'
  308 19:43:30.905544  depthcharge-start: Wait for prompt Starting depthcharge on grunt... (timeout 00:05:00)
  309 19:43:30.906005  [Enter `^Ec?' for help]

  310 19:43:31.329694  

  311 19:43:31.329898  

  312 19:43:31.333332  coreboot-56f9d1cd49 Thu Sep  5 21:57:06 UTC 2019 bootblock starting...

  313 19:43:31.337145  Family_Model: 00670f00

  314 19:43:31.340632  PMxC0 STATUS: 0x80800 DoReset BIT11 

  315 19:43:31.343592  DW I2C bus 1 at 0xfedc3000 (400 KHz)

  316 19:43:31.347283  VBOOT: Loading verstage.

  317 19:43:31.353712  CBFS: 'Master Header Locator' located CBFS at [df0000:ffffc0)

  318 19:43:31.353852  CBFS: Locating 'fallback/verstage'

  319 19:43:31.357330  CBFS: Found @ offset aa8c0 size d5a4

  320 19:43:31.375174  

  321 19:43:31.375278  

  322 19:43:31.378322  coreboot-56f9d1cd49 Thu Sep  5 21:57:06 UTC 2019 verstage starting...

  323 19:43:31.385262  Probing TPM I2C: done! DID_VID 0x00281ae0

  324 19:43:31.385348  TPM ready after 0 ms

  325 19:43:31.388277  cr50 TPM 2.0 (i2c 1:0x50 id 0x28)

  326 19:43:31.429797  TPM: setup succeeded

  327 19:43:31.446827  src/security/tpm/tss/tcg-2.0/tss.c:177 index 0x1007 return code 0

  328 19:43:31.450721  Chrome EC: UHEPI supported

  329 19:43:31.450830  Phase 1

  330 19:43:31.457230  FMAP: Found "FLASH" version 1.1 at d7f000.

  331 19:43:31.460557  FMAP: base = ff000000 size = 1000000 #areas = 30

  332 19:43:31.464059  FMAP: area GBB found @ d80000 (458752 bytes)

  333 19:43:31.470701  VB2:vb2_check_recovery() Recovery reason from previous boot: 0x0 / 0x0

  334 19:43:31.470808  Phase 2

  335 19:43:31.474269  Phase 3

  336 19:43:31.477895  FMAP: area GBB found @ d80000 (458752 bytes)

  337 19:43:31.484522  VB2:vb2_report_dev_firmware() This is developer signed firmware

  338 19:43:31.487409  FMAP: area VBLOCK_A found @ 21000 (65536 bytes)

  339 19:43:31.491132  FMAP: area VBLOCK_A found @ 21000 (65536 bytes)

  340 19:43:31.497762  VB2:vb2_verify_keyblock() Checking key block signature...

  341 19:43:31.523978  FMAP: area VBLOCK_A found @ 21000 (65536 bytes)

  342 19:43:31.527604  FMAP: area VBLOCK_A found @ 21000 (65536 bytes)

  343 19:43:31.530671  VB2:vb2_verify_fw_preamble() Verifying preamble.

  344 19:43:31.539449  Phase 4

  345 19:43:31.543157  FMAP: area FW_MAIN_A found @ 31000 (2154432 bytes)

  346 19:43:31.548977  VB2:vb2api_init_hash() HW crypto for hash_alg 2 not supported, using SW

  347 19:43:31.668195  VB2:vb2_rsa_verify_digest() Digest check failed!

  348 19:43:31.671983  VB2:vb2_fail() Need recovery, reason: 0x1b / 0x7

  349 19:43:31.672070  Saving nvdata

  350 19:43:31.675768  Reboot requested (10020007)

  351 19:43:31.679379  board_reset() called!

  352 19:43:31.792336  

  353 19:43:31.792556  

  354 19:43:31.793118  coreboot-56f9d1cd49 Thu Sep  5 21:57:06 UTC 2019 bootblock starting...

  355 19:43:31.793191  Family_Model: 00670f00

  356 19:43:31.807507  PMxC0 STATUS: 0x80800 DoReset BIT11 

  357 19:43:31.807662  DW I2C bus 1 at 0xfedc3000 (400 KHz)

  358 19:43:31.807974  VBOOT: Loading verstage.

  359 19:43:31.810633  CBFS: 'Master Header Locator' located CBFS at [df0000:ffffc0)

  360 19:43:31.810725  CBFS: Locating 'fallback/verstage'

  361 19:43:31.813751  CBFS: Found @ offset aa8c0 size d5a4

  362 19:43:31.828139  

  363 19:43:31.828227  

  364 19:43:31.831491  coreboot-56f9d1cd49 Thu Sep  5 21:57:06 UTC 2019 verstage starting...

  365 19:43:31.838362  Probing TPM I2C: done! DID_VID 0x00281ae0

  366 19:43:31.838450  TPM ready after 0 ms

  367 19:43:31.841757  cr50 TPM 2.0 (i2c 1:0x50 id 0x28)

  368 19:43:31.883022  TPM: setup succeeded

  369 19:43:31.900613  src/security/tpm/tss/tcg-2.0/tss.c:177 index 0x1007 return code 0

  370 19:43:31.903770  Chrome EC: UHEPI supported

  371 19:43:31.903857  Phase 1

  372 19:43:31.910587  FMAP: Found "FLASH" version 1.1 at d7f000.

  373 19:43:31.914132  FMAP: base = ff000000 size = 1000000 #areas = 30

  374 19:43:31.917126  FMAP: area GBB found @ d80000 (458752 bytes)

  375 19:43:31.924734  VB2:vb2_check_recovery() Recovery reason from previous boot: 0x1b / 0x7

  376 19:43:31.928601  VB2:vb2_check_recovery() We have a recovery request: 0x1b / 0x0

  377 19:43:31.932443  Recovery requested (1009000e)

  378 19:43:31.935342  Saving nvdata

  379 19:43:31.947296  tlcl_extend: response is 0

  380 19:43:31.961121  tlcl_extend: response is 0

  381 19:43:31.967861  CBFS: 'Master Header Locator' located CBFS at [df0000:ffffc0)

  382 19:43:31.971441  CBFS: Locating 'fallback/romstage'

  383 19:43:31.974460  CBFS: Found @ offset 80 size d2e4

  384 19:43:31.974536  

  385 19:43:31.974606  

  386 19:43:31.981774  coreboot-56f9d1cd49 Thu Sep  5 21:57:06 UTC 2019 romstage starting...

  387 19:43:31.988557  CBFS: 'Master Header Locator' located CBFS at [df0000:ffffc0)

  388 19:43:31.988641  CBFS: Locating 'smu_fw'

  389 19:43:31.991260  CBFS: Found @ offset 7bc00 size 12262

  390 19:43:32.018056  PSP: Load blob type 19 from @ffe6bc38... OK

  391 19:43:32.021321  Google Chrome set keyboard backlight: 4 status (0)

  392 19:43:32.021414  POST: 0x37

  393 19:43:32.024978  agesawrapper_amdinitreset() entry

  394 19:43:32.031708  CBFS: 'Master Header Locator' located CBFS at [df0000:ffffc0)

  395 19:43:32.034742  CBFS: Locating 'AGESA_PRE_MEM'

  396 19:43:32.038287  CBFS: Found @ offset df80 size 53bcc

  397 19:43:32.047247  agesawrapper_amdinitreset() returned AGESA_SUCCESS

  398 19:43:32.047327  POST: 0x38

  399 19:43:32.050492  agesawrapper_amdinitearly() entry

  400 19:43:32.065598  Warning - AGESA callout: platform_PcieSlotResetControl not supported

  401 19:43:32.072534  Warning - AGESA callout: platform_PcieSlotResetControl not supported

  402 19:43:32.094442  agesawrapper_amdinitearly() returned AGESA_SUCCESS

  403 19:43:32.094564  POST: 0x40

  404 19:43:32.097465  agesawrapper_amdinitpost() entry

  405 19:43:32.101027  DRAM clear on reset: Keep

  406 19:43:32.104077  variant_mainboard_read_spd SPD index 9

  407 19:43:32.111222  CBFS: 'Master Header Locator' located CBFS at [df0000:ffffc0)

  408 19:43:32.114219  CBFS: Locating 'spd.bin'

  409 19:43:32.117515  CBFS: Found @ offset 79bc0 size 2000

  410 19:43:32.375982  AGESA set: umamode UMA_SPECIFIED

  411 19:43:32.382885           : syslimit 0x12effffff, bottomio 0x00d00000

  412 19:43:32.386507           : uma size 16MB, uma start 0xcf000000

  413 19:43:32.392772  agesawrapper_amdinitpost() returned AGESA_SUCCESS

  414 19:43:32.392935  POST: 0x41

  415 19:43:32.396297  Boot Count incremented to 129292

  416 19:43:32.396464  POST: 0x42

  417 19:43:32.403054  PSP: Notify that DRAM is available... OK

  418 19:43:32.403136  POST: 0x43

  419 19:43:32.403215  CBMEM:

  420 19:43:32.405842  IMD: root @ cdfff000 254 entries.

  421 19:43:32.409413  IMD: root @ cdffec00 62 entries.

  422 19:43:32.413105  External stage cache:

  423 19:43:32.416035  IMD: root @ cefff000 254 entries.

  424 19:43:32.419712  IMD: root @ ceffec00 62 entries.

  425 19:43:32.422970  creating vboot_handoff structure

  426 19:43:32.425755  Chrome EC: UHEPI supported

  427 19:43:32.429291  Chrome EC: clear events_b mask to 0x0000000021004000

  428 19:43:32.433085  POST: 0x44

  429 19:43:32.436361  MTRR Range: Start=cd000000 End=ce000000 (Size 1000000)

  430 19:43:32.443306  MTRR Range: Start=ff000000 End=0 (Size 1000000)

  431 19:43:32.446274  MTRR Range: Start=ce800000 End=cf000000 (Size 800000)

  432 19:43:32.446353  POST: 0x45

  433 19:43:32.452794  CBFS: 'Master Header Locator' located CBFS at [df0000:ffffc0)

  434 19:43:32.456313  CBFS: Locating 'fallback/postcar'

  435 19:43:32.459994  CBFS: Found @ offset a2a80 size 41f4

  436 19:43:32.466081  Decompressing stage fallback/postcar @ 0xcdfa1fc0 (33488 bytes)

  437 19:43:32.476645  Loading module at cdfa2000 with entry cdfa2000. filesize: 0x3fd0 memsize: 0x8290

  438 19:43:32.480334  Processing 114 relocs. Offset value of 0xcbfa2000

  439 19:43:32.484901  

  440 19:43:32.484978  

  441 19:43:32.487824  coreboot-56f9d1cd49 Thu Sep  5 21:57:06 UTC 2019 postcar starting...

  442 19:43:32.494674  CBFS: 'Master Header Locator' located CBFS at [df0000:ffffc0)

  443 19:43:32.497618  CBFS: Locating 'fallback/ramstage'

  444 19:43:32.501376  CBFS: Found @ offset 61bc0 size 17f95

  445 19:43:32.507811  Decompressing stage fallback/ramstage @ 0xcde9efc0 (1055256 bytes)

  446 19:43:32.544190  Loading module at cde9f000 with entry cde9f000. filesize: 0x37198 memsize: 0x1019d8

  447 19:43:32.547701  Processing 3480 relocs. Offset value of 0xcdd9f000

  448 19:43:32.547783  

  449 19:43:32.547857  

  450 19:43:32.554660  coreboot-56f9d1cd49 Thu Sep  5 21:57:06 UTC 2019 ramstage starting...

  451 19:43:32.554767  POST: 0x39

  452 19:43:32.560941  FMAP: Found "FLASH" version 1.1 at d7f000.

  453 19:43:32.564404  FMAP: base = ff000000 size = 1000000 #areas = 30

  454 19:43:32.567948  FMAP: area RO_VPD found @ c00000 (16384 bytes)

  455 19:43:32.570988  WARNING: RO_VPD is uninitialized or empty.

  456 19:43:32.577711  FMAP: area RW_VPD found @ 465000 (8192 bytes)

  457 19:43:32.580671  FMAP: area RW_VPD found @ 465000 (8192 bytes)

  458 19:43:32.624213  POST: 0x80

  459 19:43:32.624319  Normal boot.

  460 19:43:32.624429  POST: 0x46

  461 19:43:32.631024  CBFS: 'Master Header Locator' located CBFS at [df0000:ffffc0)

  462 19:43:32.634759  CBFS: Locating 'smu_fw2'

  463 19:43:32.637586  CBFS: Found @ offset 8dec0 size 4cf2

  464 19:43:32.649335  PSP: Load blob type 1a from @ffe7def8... OK

  465 19:43:32.649445  POST: 0x47

  466 19:43:32.652306  agesawrapper_amdinitenv() entry

  467 19:43:32.655943  CBFS: 'Master Header Locator' located CBFS at [df0000:ffffc0)

  468 19:43:32.658817  CBFS: Locating 'AGESA_POST_MEM'

  469 19:43:32.662561  CBFS: Found @ offset b7f00 size 135b2

  470 19:43:32.668699  Decompressing stage AGESA_POST_MEM @ 0xcde6cfc0 (198492 bytes)

  471 19:43:32.700922  Loading module at cde6d000 with entry cde6d000. filesize: 0x2f340 memsize: 0x2f480

  472 19:43:32.703933  Processing 1271 relocs. Offset value of 0xce06d000

  473 19:43:32.707667  AGESA: Saving stage to cache

  474 19:43:32.710742  Fch OEM config in INIT ENV Done

  475 19:43:32.749939  agesawrapper_amdinitenv() returned AGESA_SUCCESS

  476 19:43:32.750053  POST: 0x70

  477 19:43:32.756458  BS: BS_PRE_DEVICE times (us): entry 124108 run 1060 exit 0

  478 19:43:32.756569  POST: 0x71

  479 19:43:32.756647  Board ID: 6

  480 19:43:32.760105  mainboard: EC init

  481 19:43:32.763906  Chrome EC: Set SMI mask to 0x0000000000000000

  482 19:43:32.766810  Chrome EC: UHEPI supported

  483 19:43:32.770300  Chrome EC: Set S5 LAZY WAKE mask to 0x0000000000000006

  484 19:43:32.776706  Chrome EC: Set S3 LAZY WAKE mask to 0x0000000010001006

  485 19:43:32.780165  Chrome EC: Set WAKE mask to 0x0000000000000000

  486 19:43:32.783608  DW I2C bus 0 at 0xfedc2000 (400 KHz)

  487 19:43:32.787414  DW I2C bus 2 at 0xfedc4000 (400 KHz)

  488 19:43:32.790048  DW I2C bus 3 at 0xfedc5000 (400 KHz)

  489 19:43:32.796482  FMAP: area RW_ELOG found @ 45d000 (16384 bytes)

  490 19:43:32.796591  Manufacturer: ef

  491 19:43:32.803075  SF: Detected W25Q128FW with sector size 0x1000, total 0x1000000

  492 19:43:32.806822  ELOG: NV offset 0x45d000 size 0x4000

  493 19:43:32.816255  ELOG: area is 4096 bytes, full threshold 3842, shrink size 1024

  494 19:43:32.822672  ELOG: Event(17) added with size 13 at 2024-05-17 19:38:54 UTC

  495 19:43:32.825645  POST: Unexpected post code in previous boot: 0x90

  496 19:43:32.832297  ELOG: Event(A3) added with size 11 at 2024-05-17 19:38:54 UTC

  497 19:43:32.838989  ELOG: Event(9F) added with size 14 at 2024-05-17 19:38:54 UTC

  498 19:43:32.839074  PM1_STS: PWRBTN BMSTATUS 

  499 19:43:32.845907  setup_bsp_ramtop, TOP MEM: msr.lo = 0xd0000000, msr.hi = 0x00000000

  500 19:43:32.852370  setup_bsp_ramtop, TOP MEM2: msr.lo = 0x2f000000, msr.hi = 0x00000001

  501 19:43:32.856071  BS: BS_DEV_INIT_CHIPS times (us): entry 0 run 96146 exit 1

  502 19:43:32.858786  POST: 0x72

  503 19:43:32.858883  Enumerating buses...

  504 19:43:32.865324  Show all devs... Before device enumeration.

  505 19:43:32.865407  Root Device: enabled 1

  506 19:43:32.869139  CPU_CLUSTER: 0: enabled 1

  507 19:43:32.871959  DOMAIN: 0000: enabled 1

  508 19:43:32.872077  MMIO: fedc2000: enabled 1

  509 19:43:32.875617  MMIO: fedc3000: enabled 1

  510 19:43:32.878811  MMIO: fedc4000: enabled 1

  511 19:43:32.878884  MMIO: fedc5000: enabled 1

  512 19:43:32.881729  APIC: 10: enabled 1

  513 19:43:32.885275  PCI: 00:00.0: enabled 1

  514 19:43:32.885397  PCI: 00:00.2: enabled 0

  515 19:43:32.888971  PCI: 00:01.0: enabled 1

  516 19:43:32.891911  PCI: 00:01.1: enabled 1

  517 19:43:32.892025  PCI: 00:02.0: enabled 1

  518 19:43:32.895494  PCI: 00:02.1: enabled 1

  519 19:43:32.898507  PCI: 00:02.2: enabled 1

  520 19:43:32.898582  PCI: 00:02.3: enabled 1

  521 19:43:32.901993  PCI: 00:02.4: enabled 1

  522 19:43:32.904906  PCI: 00:02.5: enabled 1

  523 19:43:32.904980  PCI: 00:08.0: enabled 1

  524 19:43:32.908572  PCI: 00:09.0: enabled 1

  525 19:43:32.911629  PCI: 00:09.2: enabled 1

  526 19:43:32.911701  PCI: 00:10.0: enabled 1

  527 19:43:32.915380  PCI: 00:11.0: enabled 0

  528 19:43:32.918374  PCI: 00:12.0: enabled 1

  529 19:43:32.918446  PCI: 00:14.0: enabled 1

  530 19:43:32.922096  PCI: 00:14.3: enabled 1

  531 19:43:32.922227  PCI: 00:14.7: enabled 1

  532 19:43:32.925061  PCI: 00:18.0: enabled 1

  533 19:43:32.928129  PCI: 00:18.1: enabled 1

  534 19:43:32.928203  PCI: 00:18.2: enabled 1

  535 19:43:32.932093  PCI: 00:18.3: enabled 1

  536 19:43:32.934881  PCI: 00:18.4: enabled 1

  537 19:43:32.934952  PCI: 00:18.5: enabled 1

  538 19:43:32.938454  GENERIC: 0.0: enabled 1

  539 19:43:32.941523  I2C: 00:1a: enabled 1

  540 19:43:32.941643  GENERIC: 0.1: enabled 1

  541 19:43:32.945183  I2C: 00:50: enabled 1

  542 19:43:32.948291  I2C: 00:15: enabled 1

  543 19:43:32.948385  I2C: 00:39: enabled 1

  544 19:43:32.951834  I2C: 00:10: enabled 1

  545 19:43:32.951942  PCI: 00:00.0: enabled 1

  546 19:43:32.954674  PNP: 0c09.0: enabled 1

  547 19:43:32.958393  Compare with tree...

  548 19:43:32.958498  Root Device: enabled 1

  549 19:43:32.961900   CPU_CLUSTER: 0: enabled 1

  550 19:43:32.965438    APIC: 10: enabled 1

  551 19:43:32.965532   DOMAIN: 0000: enabled 1

  552 19:43:32.968359    PCI: 00:00.0: enabled 1

  553 19:43:32.972082    PCI: 00:00.2: enabled 0

  554 19:43:32.972189    PCI: 00:01.0: enabled 1

  555 19:43:32.974952    PCI: 00:01.1: enabled 1

  556 19:43:32.978522    PCI: 00:02.0: enabled 1

  557 19:43:32.981555    PCI: 00:02.1: enabled 1

  558 19:43:32.981639    PCI: 00:02.2: enabled 1

  559 19:43:32.985263    PCI: 00:02.3: enabled 1

  560 19:43:32.988273    PCI: 00:02.4: enabled 1

  561 19:43:32.988389     PCI: 00:00.0: enabled 1

  562 19:43:32.991707    PCI: 00:02.5: enabled 1

  563 19:43:32.995251    PCI: 00:08.0: enabled 1

  564 19:43:32.997925    PCI: 00:09.0: enabled 1

  565 19:43:32.998005    PCI: 00:09.2: enabled 1

  566 19:43:33.001454    PCI: 00:10.0: enabled 1

  567 19:43:33.005208    PCI: 00:11.0: enabled 0

  568 19:43:33.005305    PCI: 00:12.0: enabled 1

  569 19:43:33.007927    PCI: 00:14.0: enabled 1

  570 19:43:33.011541    PCI: 00:14.3: enabled 1

  571 19:43:33.011620     PNP: 0c09.0: enabled 1

  572 19:43:33.014627    PCI: 00:14.7: enabled 1

  573 19:43:33.018335    PCI: 00:18.0: enabled 1

  574 19:43:33.021229    PCI: 00:18.1: enabled 1

  575 19:43:33.021305    PCI: 00:18.2: enabled 1

  576 19:43:33.024900    PCI: 00:18.3: enabled 1

  577 19:43:33.028090    PCI: 00:18.4: enabled 1

  578 19:43:33.028195    PCI: 00:18.5: enabled 1

  579 19:43:33.031539   MMIO: fedc2000: enabled 1

  580 19:43:33.034731    GENERIC: 0.0: enabled 1

  581 19:43:33.037573    I2C: 00:1a: enabled 1

  582 19:43:33.037652    GENERIC: 0.1: enabled 1

  583 19:43:33.041471   MMIO: fedc3000: enabled 1

  584 19:43:33.044883    I2C: 00:50: enabled 1

  585 19:43:33.044958   MMIO: fedc4000: enabled 1

  586 19:43:33.047746    I2C: 00:15: enabled 1

  587 19:43:33.051489   MMIO: fedc5000: enabled 1

  588 19:43:33.051595    I2C: 00:39: enabled 1

  589 19:43:33.054308    I2C: 00:10: enabled 1

  590 19:43:33.058101  Mainboard Grunt Enable.

  591 19:43:33.058175  Root Device scanning...

  592 19:43:33.061132  root_dev_scan_bus for Root Device

  593 19:43:33.065102  CPU_CLUSTER: 0 enabled

  594 19:43:33.067722  DOMAIN: 0000 enabled

  595 19:43:33.067797  MMIO: fedc2000 enabled

  596 19:43:33.071093  MMIO: fedc3000 enabled

  597 19:43:33.071172  MMIO: fedc4000 enabled

  598 19:43:33.074603  MMIO: fedc5000 enabled

  599 19:43:33.078000  DOMAIN: 0000 scanning...

  600 19:43:33.080773  PCI: pci_scan_bus for bus 00

  601 19:43:33.080849  POST: 0x24

  602 19:43:33.080913  sb_enable

  603 19:43:33.084322  PCI: 00:00.0 [1022/1576] enabled

  604 19:43:33.084411  sb_enable

  605 19:43:33.087950  sb_enable

  606 19:43:33.090914  PCI: 00:01.0 [1002/98e4] enabled

  607 19:43:33.090998  sb_enable

  608 19:43:33.094561  PCI: 00:01.1 [1002/15b3] enabled

  609 19:43:33.094646  sb_enable

  610 19:43:33.097559  PCI: 00:02.0 [1022/157b] enabled

  611 19:43:33.097633  sb_enable

  612 19:43:33.104251  PCI: Static device PCI: 00:02.1 not found, disabling it.

  613 19:43:33.104364  sb_enable

  614 19:43:33.107972  Capability: type 0x01 @ 0x50

  615 19:43:33.111232  Capability: type 0x10 @ 0x58

  616 19:43:33.111315  Capability: type 0x05 @ 0xa0

  617 19:43:33.114209  Capability: type 0x0d @ 0xc0

  618 19:43:33.117739  Capability: type 0x08 @ 0xc8

  619 19:43:33.121259  Capability: type 0x01 @ 0x50

  620 19:43:33.124220  Capability: type 0x10 @ 0x58

  621 19:43:33.127844  PCI: 00:02.2 subordinate bus PCI Express

  622 19:43:33.130819  PCI: 00:02.2 [1022/157c] enabled

  623 19:43:33.130905  sb_enable

  624 19:43:33.133891  PCI: Static device PCI: 00:02.3 not found, disabling it.

  625 19:43:33.137570  sb_enable

  626 19:43:33.137654  Capability: type 0x01 @ 0x50

  627 19:43:33.140640  Capability: type 0x10 @ 0x58

  628 19:43:33.144502  Capability: type 0x05 @ 0xa0

  629 19:43:33.147468  Capability: type 0x0d @ 0xc0

  630 19:43:33.150479  Capability: type 0x08 @ 0xc8

  631 19:43:33.150555  Capability: type 0x01 @ 0x50

  632 19:43:33.154233  Capability: type 0x10 @ 0x58

  633 19:43:33.157433  PCI: 00:02.4 subordinate bus PCI Express

  634 19:43:33.160747  PCI: 00:02.4 [1022/157c] enabled

  635 19:43:33.160823  sb_enable

  636 19:43:33.167215  PCI: Static device PCI: 00:02.5 not found, disabling it.

  637 19:43:33.170868  PCI: 00:03.0 [1022/157b] enabled

  638 19:43:33.170952  sb_enable

  639 19:43:33.173686  PCI: 00:08.0 [1022/1578] enabled

  640 19:43:33.173768  sb_enable

  641 19:43:33.177332  PCI: 00:09.0 [1022/157d] enabled

  642 19:43:33.180865  sb_enable

  643 19:43:33.184307  PCI: Static device PCI: 00:09.2 not found, disabling it.

  644 19:43:33.184409  sb_enable

  645 19:43:33.187166  PCI: 00:10.0 [1022/0000] bus ops

  646 19:43:33.190720  PCI: 00:10.0 [1022/7914] enabled

  647 19:43:33.190803  sb_enable

  648 19:43:33.193537  sb_enable

  649 19:43:33.196956  PCI: 00:12.0 [1022/0000] bus ops

  650 19:43:33.197077  PCI: 00:12.0 [1022/7908] enabled

  651 19:43:33.200537  sb_enable

  652 19:43:33.203978  PCI: 00:14.0 [1022/790b] bus ops

  653 19:43:33.206991  PCI: 00:14.0 [1022/790b] enabled

  654 19:43:33.207074  sb_enable

  655 19:43:33.210721  PCI: 00:14.3 [1022/0000] bus ops

  656 19:43:33.213604  PCI: 00:14.3 [1022/790e] enabled

  657 19:43:33.213687  sb_enable

  658 19:43:33.217288  PCI: 00:14.7 [1022/7906] enabled

  659 19:43:33.217371  sb_enable

  660 19:43:33.220663  PCI: 00:18.0 [1022/15b0] ops

  661 19:43:33.223926  PCI: 00:18.0 [1022/15b0] enabled

  662 19:43:33.224035  sb_enable

  663 19:43:33.227001  PCI: 00:18.1 [1022/15b1] enabled

  664 19:43:33.227084  sb_enable

  665 19:43:33.230535  PCI: 00:18.2 [1022/15b2] enabled

  666 19:43:33.230618  sb_enable

  667 19:43:33.233923  PCI: 00:18.3 [1022/15b3] enabled

  668 19:43:33.236761  sb_enable

  669 19:43:33.240533  PCI: 00:18.4 [1022/15b4] enabled

  670 19:43:33.240632  sb_enable

  671 19:43:33.243975  PCI: 00:18.5 [1022/15b5] enabled

  672 19:43:33.244072  POST: 0x25

  673 19:43:33.246994  PCI: 00:02.2 scanning...

  674 19:43:33.250074  do_pci_scan_bridge for PCI: 00:02.2

  675 19:43:33.250175  PCI: pci_scan_bus for bus 01

  676 19:43:33.253822  POST: 0x24

  677 19:43:33.256830  PCI: 01:00.0 [168c/003e] enabled

  678 19:43:33.256932  POST: 0x25

  679 19:43:33.257037  POST: 0x55

  680 19:43:33.260097  Capability: type 0x01 @ 0x40

  681 19:43:33.263563  Capability: type 0x05 @ 0x50

  682 19:43:33.267171  Capability: type 0x10 @ 0x70

  683 19:43:33.267254  Capability: type 0x01 @ 0x50

  684 19:43:33.270165  Capability: type 0x10 @ 0x58

  685 19:43:33.273718  Enabling Common Clock Configuration

  686 19:43:33.276747  ASPM: Enabled L0s and L1

  687 19:43:33.280221  Capability: type 0x01 @ 0x40

  688 19:43:33.283221  Capability: type 0x05 @ 0x50

  689 19:43:33.283320  Capability: type 0x10 @ 0x70

  690 19:43:33.289919  scan_bus: scanning of bus PCI: 00:02.2 took 40761 usecs

  691 19:43:33.293423  PCI: 00:02.4 scanning...

  692 19:43:33.293505  do_pci_scan_bridge for PCI: 00:02.4

  693 19:43:33.296893  PCI: pci_scan_bus for bus 02

  694 19:43:33.300524  POST: 0x24

  695 19:43:33.300605  PCI: 02:00.0 [1217/0000] ops

  696 19:43:33.303166  PCI: 02:00.0 [1217/8620] enabled

  697 19:43:33.306567  POST: 0x25

  698 19:43:33.306678  POST: 0x55

  699 19:43:33.310022  Capability: type 0x01 @ 0x6c

  700 19:43:33.310124  Capability: type 0x05 @ 0x48

  701 19:43:33.313425  Capability: type 0x10 @ 0x80

  702 19:43:33.316659  Capability: type 0x01 @ 0x50

  703 19:43:33.320192  Capability: type 0x10 @ 0x58

  704 19:43:33.323127  ASPM: Enabled L0s and L1

  705 19:43:33.323230  Capability: type 0x01 @ 0x6c

  706 19:43:33.326707  Capability: type 0x05 @ 0x48

  707 19:43:33.330127  Capability: type 0x10 @ 0x80

  708 19:43:33.336862  scan_bus: scanning of bus PCI: 00:02.4 took 40335 usecs

  709 19:43:33.336982  PCI: 00:10.0 scanning...

  710 19:43:33.339794  scan_usb_bus for PCI: 00:10.0

  711 19:43:33.343255  scan_usb_bus for PCI: 00:10.0 done

  712 19:43:33.346227  scan_bus: scanning of bus PCI: 00:10.0 took 8111 usecs

  713 19:43:33.349743  PCI: 00:12.0 scanning...

  714 19:43:33.353413  scan_usb_bus for PCI: 00:12.0

  715 19:43:33.356322  scan_usb_bus for PCI: 00:12.0 done

  716 19:43:33.360109  scan_bus: scanning of bus PCI: 00:12.0 took 8111 usecs

  717 19:43:33.363036  PCI: 00:14.0 scanning...

  718 19:43:33.366221  scan_generic_bus for PCI: 00:14.0

  719 19:43:33.369965  scan_generic_bus for PCI: 00:14.0 done

  720 19:43:33.373040  scan_bus: scanning of bus PCI: 00:14.0 took 8806 usecs

  721 19:43:33.376371  PCI: 00:14.3 scanning...

  722 19:43:33.379962  scan_lpc_bus for PCI: 00:14.3

  723 19:43:33.382868  PNP: 0c09.0 enabled

  724 19:43:33.382974  scan_lpc_bus for PCI: 00:14.3 done

  725 19:43:33.389373  scan_bus: scanning of bus PCI: 00:14.3 took 9951 usecs

  726 19:43:33.389477  POST: 0x55

  727 19:43:33.396080  scan_bus: scanning of bus DOMAIN: 0000 took 315211 usecs

  728 19:43:33.399769  MMIO: fedc2000 scanning...

  729 19:43:33.399851  scan_generic_bus for MMIO: fedc2000

  730 19:43:33.406186  bus: MMIO: fedc2000[0]->GENERIC: 0.0 enabled

  731 19:43:33.409730  bus: MMIO: fedc2000[0]->I2C: 01:1a enabled

  732 19:43:33.412656  bus: MMIO: fedc2000[0]->GENERIC: 0.1 enabled

  733 19:43:33.416430  scan_generic_bus for MMIO: fedc2000 done

  734 19:43:33.423356  scan_bus: scanning of bus MMIO: fedc2000 took 21171 usecs

  735 19:43:33.423438  MMIO: fedc3000 scanning...

  736 19:43:33.426406  scan_generic_bus for MMIO: fedc3000

  737 19:43:33.433021  bus: MMIO: fedc3000[0]->I2C: 02:50 enabled

  738 19:43:33.435911  scan_generic_bus for MMIO: fedc3000 done

  739 19:43:33.439385  scan_bus: scanning of bus MMIO: fedc3000 took 13146 usecs

  740 19:43:33.443064  MMIO: fedc4000 scanning...

  741 19:43:33.446396  scan_generic_bus for MMIO: fedc4000

  742 19:43:33.449384  bus: MMIO: fedc4000[0]->I2C: 03:15 enabled

  743 19:43:33.452923  scan_generic_bus for MMIO: fedc4000 done

  744 19:43:33.459368  scan_bus: scanning of bus MMIO: fedc4000 took 13153 usecs

  745 19:43:33.459468  MMIO: fedc5000 scanning...

  746 19:43:33.462345  scan_generic_bus for MMIO: fedc5000

  747 19:43:33.469044  bus: MMIO: fedc5000[0]->I2C: 04:39 enabled

  748 19:43:33.473078  bus: MMIO: fedc5000[0]->I2C: 04:10 enabled

  749 19:43:33.476178  scan_generic_bus for MMIO: fedc5000 done

  750 19:43:33.478915  scan_bus: scanning of bus MMIO: fedc5000 took 16982 usecs

  751 19:43:33.482758  root_dev_scan_bus for Root Device done

  752 19:43:33.489220  scan_bus: scanning of bus Root Device took 426260 usecs

  753 19:43:33.489309  done

  754 19:43:33.495936  BS: BS_DEV_ENUMERATE times (us): entry 0 run 631199 exit 0

  755 19:43:33.496024  POST: 0x73

  756 19:43:33.498853  found VGA at PCI: 00:01.0

  757 19:43:33.502722  Setting up VGA for PCI: 00:01.0

  758 19:43:33.505833  Setting PCI_BRIDGE_CTL_VGA for bridge DOMAIN: 0000

  759 19:43:33.508656  Setting PCI_BRIDGE_CTL_VGA for bridge Root Device

  760 19:43:33.512345  Allocating resources...

  761 19:43:33.516057  Reading resources...

  762 19:43:33.518821  Root Device read_resources bus 0 link: 0

  763 19:43:33.522203  CPU_CLUSTER: 0 read_resources bus 0 link: 0

  764 19:43:33.525722  CPU_CLUSTER: 0 read_resources bus 0 link: 0 done

  765 19:43:33.529236  DOMAIN: 0000 read_resources bus 0 link: 0

  766 19:43:33.535551  PCI: 00:02.2 read_resources bus 1 link: 0

  767 19:43:33.539221  PCI: 00:02.2 read_resources bus 1 link: 0 done

  768 19:43:33.542354  PCI: 00:02.4 read_resources bus 2 link: 0

  769 19:43:33.545170  PCI: 00:02.4 read_resources bus 2 link: 0 done

  770 19:43:33.548938  PCI: 00:14.3 read_resources bus 0 link: 0

  771 19:43:33.555321  PCI: 00:14.3 read_resources bus 0 link: 0 done

  772 19:43:33.559275  Adding PCIe enhanced config space BAR 0xf8000000-0xfc000000.

  773 19:43:33.565636  DOMAIN: 0000 read_resources bus 0 link: 0 done

  774 19:43:33.569697  MMIO: fedc2000 read_resources bus 1 link: 0

  775 19:43:33.572496  MMIO: fedc2000 read_resources bus 1 link: 0 done

  776 19:43:33.575445  MMIO: fedc3000 read_resources bus 2 link: 0

  777 19:43:33.582251  MMIO: fedc3000 read_resources bus 2 link: 0 done

  778 19:43:33.585252  MMIO: fedc4000 read_resources bus 3 link: 0

  779 19:43:33.589004  MMIO: fedc4000 read_resources bus 3 link: 0 done

  780 19:43:33.595849  MMIO: fedc5000 read_resources bus 4 link: 0

  781 19:43:33.598423  MMIO: fedc5000 read_resources bus 4 link: 0 done

  782 19:43:33.602046  Root Device read_resources bus 0 link: 0 done

  783 19:43:33.605499  Done reading resources.

  784 19:43:33.608349  Show resources in subtree (Root Device)...After reading.

  785 19:43:33.612071   Root Device child on link 0 CPU_CLUSTER: 0

  786 19:43:33.618863    CPU_CLUSTER: 0 child on link 0 APIC: 10

  787 19:43:33.618947     APIC: 10

  788 19:43:33.621874    DOMAIN: 0000 child on link 0 PCI: 00:00.0

  789 19:43:33.631876    DOMAIN: 0000 resource base 0 size 0 align 0 gran 0 limit ffff flags 40040100 index 10000000

  790 19:43:33.638718    DOMAIN: 0000 resource base 0 size 0 align 0 gran 0 limit ffffffff flags 40040200 index 10000100

  791 19:43:33.641999     PCI: 00:00.0

  792 19:43:33.642084     PCI: 00:00.2

  793 19:43:33.644751     PCI: 00:01.0

  794 19:43:33.651667     PCI: 00:01.0 resource base 0 size 4000000 align 26 gran 26 limit ffffffffffffffff flags 1201 index 10

  795 19:43:33.661807     PCI: 00:01.0 resource base 0 size 800000 align 23 gran 23 limit ffffffffffffffff flags 1201 index 18

  796 19:43:33.668065     PCI: 00:01.0 resource base 0 size 100 align 8 gran 8 limit ffff flags 100 index 20

  797 19:43:33.678466     PCI: 00:01.0 resource base 0 size 40000 align 18 gran 18 limit ffffffff flags 200 index 24

  798 19:43:33.684971     PCI: 00:01.0 resource base 0 size 20000 align 17 gran 17 limit ffffffff flags 2200 index 30

  799 19:43:33.687837     PCI: 00:01.1

  800 19:43:33.695216     PCI: 00:01.1 resource base 0 size 4000 align 14 gran 14 limit ffffffffffffffff flags 201 index 10

  801 19:43:33.698119     PCI: 00:02.0

  802 19:43:33.698196     PCI: 00:02.1

  803 19:43:33.704971     PCI: 00:02.2 child on link 0 PCI: 01:00.0

  804 19:43:33.711500     PCI: 00:02.2 resource base 0 size 0 align 12 gran 12 limit ffffffff flags 80102 index 1c

  805 19:43:33.721521     PCI: 00:02.2 resource base 0 size 0 align 20 gran 20 limit ffffffffffffffff flags 81202 index 24

  806 19:43:33.728392     PCI: 00:02.2 resource base 0 size 0 align 20 gran 20 limit ffffffff flags 80202 index 20

  807 19:43:33.731144      PCI: 01:00.0

  808 19:43:33.737979      PCI: 01:00.0 resource base 0 size 200000 align 21 gran 21 limit ffffffffffffffff flags 201 index 10

  809 19:43:33.741307     PCI: 00:02.3

  810 19:43:33.744236     PCI: 00:02.4 child on link 0 PCI: 02:00.0

  811 19:43:33.751372     PCI: 00:02.4 resource base 0 size 0 align 12 gran 12 limit ffffffff flags 80102 index 1c

  812 19:43:33.760837     PCI: 00:02.4 resource base 0 size 0 align 20 gran 20 limit ffffffffffffffff flags 81202 index 24

  813 19:43:33.771235     PCI: 00:02.4 resource base 0 size 0 align 20 gran 20 limit ffffffff flags 80202 index 20

  814 19:43:33.771329      PCI: 02:00.0

  815 19:43:33.777611      PCI: 02:00.0 resource base 0 size 1000 align 12 gran 12 limit ffffffff flags 200 index 10

  816 19:43:33.787445      PCI: 02:00.0 resource base 0 size 800 align 12 gran 11 limit ffffffff flags 200 index 14

  817 19:43:33.787547     PCI: 00:02.5

  818 19:43:33.791359     PCI: 00:03.0

  819 19:43:33.791433     PCI: 00:08.0

  820 19:43:33.800893     PCI: 00:08.0 resource base 0 size 20000 align 17 gran 17 limit ffffffffffffffff flags 1201 index 10

  821 19:43:33.811375     PCI: 00:08.0 resource base 0 size 100000 align 20 gran 20 limit ffffffff flags 200 index 18

  822 19:43:33.817975     PCI: 00:08.0 resource base 0 size 1000 align 12 gran 12 limit ffffffff flags 200 index 1c

  823 19:43:33.824569     PCI: 00:08.0 resource base 0 size 100000 align 20 gran 20 limit ffffffff flags 200 index 20

  824 19:43:33.834719     PCI: 00:08.0 resource base 0 size 2000 align 13 gran 13 limit ffffffff flags 200 index 24

  825 19:43:33.834819     PCI: 00:09.0

  826 19:43:33.837617     PCI: 00:09.2

  827 19:43:33.837699     PCI: 00:10.0

  828 19:43:33.847942     PCI: 00:10.0 resource base 0 size 2000 align 13 gran 13 limit ffffffffffffffff flags 201 index 10

  829 19:43:33.848028     PCI: 00:11.0

  830 19:43:33.850884     PCI: 00:12.0

  831 19:43:33.857686     PCI: 00:12.0 resource base 0 size 100 align 12 gran 8 limit ffffffff flags 200 index 10

  832 19:43:33.860578     PCI: 00:14.0

  833 19:43:33.864212     PCI: 00:14.3 child on link 0 PNP: 0c09.0

  834 19:43:33.870685     PCI: 00:14.3 resource base 0 size 1000 align 0 gran 0 limit 0 flags c0040100 index 10000000

  835 19:43:33.880483     PCI: 00:14.3 resource base ff000000 size 1000000 align 0 gran 0 limit 0 flags c0040200 index 10000100

  836 19:43:33.890802     PCI: 00:14.3 resource base fec10000 size 400 align 0 gran 0 limit 0 flags e0040200 index 2

  837 19:43:33.897218     PCI: 00:14.3 resource base fec00000 size 1000 align 0 gran 0 limit 0 flags c0000200 index 3

  838 19:43:33.906934     PCI: 00:14.3 resource base fedc2000 size 4000 align 0 gran 0 limit 0 flags c0000200 index 4

  839 19:43:33.907044      PNP: 0c09.0

  840 19:43:33.917422      PNP: 0c09.0 resource base 800 size 1ff align 0 gran 0 limit 0 flags c0000100 index 0

  841 19:43:33.917520     PCI: 00:14.7

  842 19:43:33.927222     PCI: 00:14.7 resource base 0 size 100 align 12 gran 8 limit ffffffffffffffff flags 201 index 10

  843 19:43:33.927331     PCI: 00:18.0

  844 19:43:33.937410     PCI: 00:18.0 resource base f8000000 size 4000000 align 0 gran 0 limit 0 flags f0000200 index c0010058

  845 19:43:33.946974     PCI: 00:18.0 resource base fec20000 size 1000 align 0 gran 0 limit 0 flags c0000200 index fec20000

  846 19:43:33.947085     PCI: 00:18.1

  847 19:43:33.947191     PCI: 00:18.2

  848 19:43:33.950605     PCI: 00:18.3

  849 19:43:33.950711     PCI: 00:18.4

  850 19:43:33.953699     PCI: 00:18.5

  851 19:43:33.956633    MMIO: fedc2000 child on link 0 GENERIC: 0.0

  852 19:43:33.956730     GENERIC: 0.0

  853 19:43:33.960682     I2C: 01:1a

  854 19:43:33.960783     GENERIC: 0.1

  855 19:43:33.963144    MMIO: fedc3000 child on link 0 I2C: 02:50

  856 19:43:33.967000     I2C: 02:50

  857 19:43:33.969901    MMIO: fedc4000 child on link 0 I2C: 03:15

  858 19:43:33.969991     I2C: 03:15

  859 19:43:33.976592    MMIO: fedc5000 child on link 0 I2C: 04:39

  860 19:43:33.976672     I2C: 04:39

  861 19:43:33.976743     I2C: 04:10

  862 19:43:33.983645  DOMAIN: 0000 io: base: 0 size: 0 align: 0 gran: 0 limit: ffff

  863 19:43:33.990050  PCI: 00:02.2 io: base: 0 size: 0 align: 12 gran: 12 limit: ffffffff

  864 19:43:33.996310  PCI: 00:02.2 io: base: 0 size: 0 align: 12 gran: 12 limit: ffffffff done

  865 19:43:34.003395  PCI: 00:02.4 io: base: 0 size: 0 align: 12 gran: 12 limit: ffffffff

  866 19:43:34.009643  PCI: 00:02.4 io: base: 0 size: 0 align: 12 gran: 12 limit: ffffffff done

  867 19:43:34.012999  PCI: 00:01.0 20 *  [0x0 - 0xff] io

  868 19:43:34.016363  DOMAIN: 0000 io: base: 100 size: 100 align: 8 gran: 0 limit: ffff done

  869 19:43:34.023037  DOMAIN: 0000 mem: base: 0 size: 0 align: 0 gran: 0 limit: ffffffff

  870 19:43:34.029685  PCI: 00:02.2 prefmem: base: 0 size: 0 align: 20 gran: 20 limit: ffffffffffffffff

  871 19:43:34.040002  PCI: 00:02.2 prefmem: base: 0 size: 0 align: 20 gran: 20 limit: ffffffffffffffff done

  872 19:43:34.046461  PCI: 00:02.2 mem: base: 0 size: 0 align: 20 gran: 20 limit: ffffffff

  873 19:43:34.049993  PCI: 01:00.0 10 *  [0x0 - 0x1fffff] mem

  874 19:43:34.056540  PCI: 00:02.2 mem: base: 200000 size: 200000 align: 21 gran: 20 limit: ffffffff done

  875 19:43:34.063214  PCI: 00:02.4 prefmem: base: 0 size: 0 align: 20 gran: 20 limit: ffffffffffffffff

  876 19:43:34.069610  PCI: 00:02.4 prefmem: base: 0 size: 0 align: 20 gran: 20 limit: ffffffffffffffff done

  877 19:43:34.076704  PCI: 00:02.4 mem: base: 0 size: 0 align: 20 gran: 20 limit: ffffffff

  878 19:43:34.079474  PCI: 02:00.0 10 *  [0x0 - 0xfff] mem

  879 19:43:34.082675  PCI: 02:00.0 14 *  [0x1000 - 0x17ff] mem

  880 19:43:34.089252  PCI: 00:02.4 mem: base: 1800 size: 100000 align: 20 gran: 20 limit: ffffffff done

  881 19:43:34.095996  PCI: 00:01.0 10 *  [0x0 - 0x3ffffff] prefmem

  882 19:43:34.099436  PCI: 00:01.0 18 *  [0x4000000 - 0x47fffff] prefmem

  883 19:43:34.102245  PCI: 00:02.2 20 *  [0x4800000 - 0x49fffff] mem

  884 19:43:34.109293  PCI: 00:02.4 20 *  [0x4a00000 - 0x4afffff] mem

  885 19:43:34.112315  PCI: 00:08.0 18 *  [0x4b00000 - 0x4bfffff] mem

  886 19:43:34.116068  PCI: 00:08.0 20 *  [0x4c00000 - 0x4cfffff] mem

  887 19:43:34.118959  PCI: 00:01.0 24 *  [0x4d00000 - 0x4d3ffff] mem

  888 19:43:34.125782  PCI: 00:01.0 30 *  [0x4d40000 - 0x4d5ffff] mem

  889 19:43:34.129137  PCI: 00:08.0 10 *  [0x4d60000 - 0x4d7ffff] prefmem

  890 19:43:34.132099  PCI: 00:01.1 10 *  [0x4d80000 - 0x4d83fff] mem

  891 19:43:34.135887  PCI: 00:08.0 24 *  [0x4d84000 - 0x4d85fff] mem

  892 19:43:34.142507  PCI: 00:10.0 10 *  [0x4d86000 - 0x4d87fff] mem

  893 19:43:34.145450  PCI: 00:08.0 1c *  [0x4d88000 - 0x4d88fff] mem

  894 19:43:34.148919  PCI: 00:12.0 10 *  [0x4d89000 - 0x4d890ff] mem

  895 19:43:34.152517  PCI: 00:14.7 10 *  [0x4d8a000 - 0x4d8a0ff] mem

  896 19:43:34.162216  DOMAIN: 0000 mem: base: 4d8a100 size: 4d8a100 align: 26 gran: 0 limit: ffffffff done

  897 19:43:34.165216  avoid_fixed_resources: DOMAIN: 0000

  898 19:43:34.168864  avoid_fixed_resources:@DOMAIN: 0000 10000000 limit 0000ffff

  899 19:43:34.175731  avoid_fixed_resources:@DOMAIN: 0000 10000100 limit ffffffff

  900 19:43:34.182243  constrain_resources: PCI: 00:14.3 10000000 base 00000000 limit 00000fff io (fixed)

  901 19:43:34.188962  constrain_resources: PCI: 00:14.3 10000100 base ff000000 limit ffffffff mem (fixed)

  902 19:43:34.194867  constrain_resources: PCI: 00:14.3 02 base fec10000 limit fec103ff mem (fixed)

  903 19:43:34.204770  constrain_resources: PCI: 00:14.3 03 base fec00000 limit fec00fff mem (fixed)

  904 19:43:34.211435  constrain_resources: PCI: 00:18.0 c0010058 base f8000000 limit fbffffff mem (fixed)

  905 19:43:34.218542  avoid_fixed_resources:@DOMAIN: 0000 10000000 base 00001000 limit 0000ffff

  906 19:43:34.225182  avoid_fixed_resources:@DOMAIN: 0000 10000100 base f0000000 limit f7ffffff

  907 19:43:34.225265  Setting resources...

  908 19:43:34.231795  DOMAIN: 0000 io: base:1000 size:100 align:8 gran:0 limit:ffff

  909 19:43:34.234787  PCI: 00:01.0 20 *  [0x1000 - 0x10ff] io

  910 19:43:34.241702  DOMAIN: 0000 io: next_base: 1100 size: 100 align: 8 gran: 0 done

  911 19:43:34.244946  PCI: 00:02.2 io: base:ffff size:0 align:12 gran:12 limit:ffff

  912 19:43:34.251646  PCI: 00:02.2 io: next_base: ffff size: 0 align: 12 gran: 12 done

  913 19:43:34.258025  PCI: 00:02.4 io: base:ffff size:0 align:12 gran:12 limit:ffff

  914 19:43:34.261534  PCI: 00:02.4 io: next_base: ffff size: 0 align: 12 gran: 12 done

  915 19:43:34.271514  DOMAIN: 0000 mem: base:f0000000 size:4d8a100 align:26 gran:0 limit:f7ffffff

  916 19:43:34.274483  PCI: 00:01.0 10 *  [0xf0000000 - 0xf3ffffff] prefmem

  917 19:43:34.277622  PCI: 00:01.0 18 *  [0xf4000000 - 0xf47fffff] prefmem

  918 19:43:34.284944  PCI: 00:02.2 20 *  [0xf4800000 - 0xf49fffff] mem

  919 19:43:34.287629  PCI: 00:02.4 20 *  [0xf4a00000 - 0xf4afffff] mem

  920 19:43:34.291287  PCI: 00:08.0 18 *  [0xf4b00000 - 0xf4bfffff] mem

  921 19:43:34.297784  PCI: 00:08.0 20 *  [0xf4c00000 - 0xf4cfffff] mem

  922 19:43:34.300724  PCI: 00:01.0 24 *  [0xf4d00000 - 0xf4d3ffff] mem

  923 19:43:34.304539  PCI: 00:01.0 30 *  [0xf4d40000 - 0xf4d5ffff] mem

  924 19:43:34.311448  PCI: 00:08.0 10 *  [0xf4d60000 - 0xf4d7ffff] prefmem

  925 19:43:34.314352  PCI: 00:01.1 10 *  [0xf4d80000 - 0xf4d83fff] mem

  926 19:43:34.318072  PCI: 00:08.0 24 *  [0xf4d84000 - 0xf4d85fff] mem

  927 19:43:34.324840  PCI: 00:10.0 10 *  [0xf4d86000 - 0xf4d87fff] mem

  928 19:43:34.327692  PCI: 00:08.0 1c *  [0xf4d88000 - 0xf4d88fff] mem

  929 19:43:34.331390  PCI: 00:12.0 10 *  [0xf4d89000 - 0xf4d890ff] mem

  930 19:43:34.334234  PCI: 00:14.7 10 *  [0xf4d8a000 - 0xf4d8a0ff] mem

  931 19:43:34.341052  DOMAIN: 0000 mem: next_base: f4d8a100 size: 4d8a100 align: 26 gran: 0 done

  932 19:43:34.347512  PCI: 00:02.2 prefmem: base:f7ffffff size:0 align:20 gran:20 limit:f7ffffff

  933 19:43:34.354614  PCI: 00:02.2 prefmem: next_base: f7ffffff size: 0 align: 20 gran: 20 done

  934 19:43:34.361070  PCI: 00:02.2 mem: base:f4800000 size:200000 align:21 gran:20 limit:f49fffff

  935 19:43:34.367737  PCI: 01:00.0 10 *  [0xf4800000 - 0xf49fffff] mem

  936 19:43:34.374349  PCI: 00:02.2 mem: next_base: f4a00000 size: 200000 align: 21 gran: 20 done

  937 19:43:34.381288  PCI: 00:02.4 prefmem: base:f7ffffff size:0 align:20 gran:20 limit:f7ffffff

  938 19:43:34.387354  PCI: 00:02.4 prefmem: next_base: f7ffffff size: 0 align: 20 gran: 20 done

  939 19:43:34.393940  PCI: 00:02.4 mem: base:f4a00000 size:100000 align:20 gran:20 limit:f4afffff

  940 19:43:34.397297  PCI: 02:00.0 10 *  [0xf4a00000 - 0xf4a00fff] mem

  941 19:43:34.401062  PCI: 02:00.0 14 *  [0xf4a01000 - 0xf4a017ff] mem

  942 19:43:34.407569  PCI: 00:02.4 mem: next_base: f4a01800 size: 100000 align: 20 gran: 20 done

  943 19:43:34.410599  Root Device assign_resources, bus 0 link: 0

  944 19:43:34.417452  DOMAIN: 0000 assign_resources, bus 0 link: 0

  945 19:43:34.424149  PCI: 00:01.0 10 <- [0x00f0000000 - 0x00f3ffffff] size 0x04000000 gran 0x1a prefmem64

  946 19:43:34.431089  PCI: 00:01.0 18 <- [0x00f4000000 - 0x00f47fffff] size 0x00800000 gran 0x17 prefmem64

  947 19:43:34.437528  PCI: 00:01.0 20 <- [0x0000001000 - 0x00000010ff] size 0x00000100 gran 0x08 io

  948 19:43:34.443884  PCI: 00:01.0 24 <- [0x00f4d00000 - 0x00f4d3ffff] size 0x00040000 gran 0x12 mem

  949 19:43:34.454279  PCI: 00:01.0 30 <- [0x00f4d40000 - 0x00f4d5ffff] size 0x00020000 gran 0x11 romem

  950 19:43:34.460186  PCI: 00:01.1 10 <- [0x00f4d80000 - 0x00f4d83fff] size 0x00004000 gran 0x0e mem64

  951 19:43:34.467074  PCI: 00:02.2 1c <- [0x000000ffff - 0x000000fffe] size 0x00000000 gran 0x0c bus 01 io

  952 19:43:34.473648  PCI: 00:02.2 24 <- [0x00f7ffffff - 0x00f7fffffe] size 0x00000000 gran 0x14 bus 01 prefmem

  953 19:43:34.483716  PCI: 00:02.2 20 <- [0x00f4800000 - 0x00f49fffff] size 0x00200000 gran 0x14 bus 01 mem

  954 19:43:34.487239  PCI: 00:02.2 assign_resources, bus 1 link: 0

  955 19:43:34.493706  PCI: 01:00.0 10 <- [0x00f4800000 - 0x00f49fffff] size 0x00200000 gran 0x15 mem64

  956 19:43:34.496803  PCI: 00:02.2 assign_resources, bus 1 link: 0

  957 19:43:34.503384  PCI: 00:02.4 1c <- [0x000000ffff - 0x000000fffe] size 0x00000000 gran 0x0c bus 02 io

  958 19:43:34.513645  PCI: 00:02.4 24 <- [0x00f7ffffff - 0x00f7fffffe] size 0x00000000 gran 0x14 bus 02 prefmem

  959 19:43:34.520516  PCI: 00:02.4 20 <- [0x00f4a00000 - 0x00f4afffff] size 0x00100000 gran 0x14 bus 02 mem

  960 19:43:34.523212  PCI: 00:02.4 assign_resources, bus 2 link: 0

  961 19:43:34.529983  PCI: 02:00.0 10 <- [0x00f4a00000 - 0x00f4a00fff] size 0x00001000 gran 0x0c mem

  962 19:43:34.539840  PCI: 02:00.0 14 <- [0x00f4a01000 - 0x00f4a017ff] size 0x00000800 gran 0x0b mem

  963 19:43:34.543581  PCI: 00:02.4 assign_resources, bus 2 link: 0

  964 19:43:34.550230  PCI: 00:08.0 10 <- [0x00f4d60000 - 0x00f4d7ffff] size 0x00020000 gran 0x11 prefmem64

  965 19:43:34.556695  PCI: 00:08.0 18 <- [0x00f4b00000 - 0x00f4bfffff] size 0x00100000 gran 0x14 mem

  966 19:43:34.563485  PCI: 00:08.0 1c <- [0x00f4d88000 - 0x00f4d88fff] size 0x00001000 gran 0x0c mem

  967 19:43:34.570066  PCI: 00:08.0 20 <- [0x00f4c00000 - 0x00f4cfffff] size 0x00100000 gran 0x14 mem

  968 19:43:34.576809  PCI: 00:08.0 24 <- [0x00f4d84000 - 0x00f4d85fff] size 0x00002000 gran 0x0d mem

  969 19:43:34.586224  PCI: 00:10.0 10 <- [0x00f4d86000 - 0x00f4d87fff] size 0x00002000 gran 0x0d mem64

  970 19:43:34.593099  PCI: 00:12.0 10 <- [0x00f4d89000 - 0x00f4d890ff] size 0x00000100 gran 0x08 mem

  971 19:43:34.596587  PCI: 00:14.3 assign_resources, bus 0 link: 0

  972 19:43:34.599454  PCI: 00:14.3 assign_resources, bus 0 link: 0

  973 19:43:34.606141  PCI: 00:14.7 10 <- [0x00f4d8a000 - 0x00f4d8a0ff] size 0x00000100 gran 0x08 mem64

  974 19:43:34.613378  DOMAIN: 0000 assign_resources, bus 0 link: 0

  975 19:43:34.616176  Root Device assign_resources, bus 0 link: 0

  976 19:43:34.616291  Done setting resources.

  977 19:43:34.622912  Show resources in subtree (Root Device)...After assigning values.

  978 19:43:34.626314   Root Device child on link 0 CPU_CLUSTER: 0

  979 19:43:34.629860    CPU_CLUSTER: 0 child on link 0 APIC: 10

  980 19:43:34.632850     APIC: 10

  981 19:43:34.635825    DOMAIN: 0000 child on link 0 PCI: 00:00.0

  982 19:43:34.646404    DOMAIN: 0000 resource base 1000 size 100 align 8 gran 0 limit ffff flags 40040100 index 10000000

  983 19:43:34.655931    DOMAIN: 0000 resource base f0000000 size 4d8a100 align 26 gran 0 limit f7ffffff flags 40040200 index 10000100

  984 19:43:34.662712    DOMAIN: 0000 resource base 0 size a0000 align 0 gran 0 limit 0 flags e0004200 index 10

  985 19:43:34.669245    DOMAIN: 0000 resource base a0000 size 20000 align 0 gran 0 limit 0 flags f0000200 index 11

  986 19:43:34.679532    DOMAIN: 0000 resource base c0000 size 40000 align 0 gran 0 limit 0 flags f0004200 index 12

  987 19:43:34.685910    DOMAIN: 0000 resource base 100000 size cdf00000 align 0 gran 0 limit 0 flags e0004200 index 13

  988 19:43:34.695904    DOMAIN: 0000 resource base ce000000 size 2000000 align 0 gran 0 limit 0 flags f0004200 index 14

  989 19:43:34.705955    DOMAIN: 0000 resource base 100000000 size 2f000000 align 0 gran 0 limit 0 flags e0004200 index 15

  990 19:43:34.706049     PCI: 00:00.0

  991 19:43:34.708913     PCI: 00:00.2

  992 19:43:34.708990     PCI: 00:01.0

  993 19:43:34.719229     PCI: 00:01.0 resource base f0000000 size 4000000 align 26 gran 26 limit f3ffffff flags 60001201 index 10

  994 19:43:34.728769     PCI: 00:01.0 resource base f4000000 size 800000 align 23 gran 23 limit f47fffff flags 60001201 index 18

  995 19:43:34.735174     PCI: 00:01.0 resource base 1000 size 100 align 8 gran 8 limit 10ff flags 60000100 index 20

  996 19:43:34.745011     PCI: 00:01.0 resource base f4d00000 size 40000 align 18 gran 18 limit f4d3ffff flags 60000200 index 24

  997 19:43:34.755386     PCI: 00:01.0 resource base f4d40000 size 20000 align 17 gran 17 limit f4d5ffff flags 60002200 index 30

  998 19:43:34.755474     PCI: 00:01.1

  999 19:43:34.764922     PCI: 00:01.1 resource base f4d80000 size 4000 align 14 gran 14 limit f4d83fff flags 60000201 index 10

 1000 19:43:34.809484     PCI: 00:02.0

 1001 19:43:34.809602     PCI: 00:02.1

 1002 19:43:34.809863     PCI: 00:02.2 child on link 0 PCI: 01:00.0

 1003 19:43:34.809934     PCI: 00:02.2 resource base ffff size 0 align 12 gran 12 limit ffff flags 60080102 index 1c

 1004 19:43:34.810019     PCI: 00:02.2 resource base f7ffffff size 0 align 20 gran 20 limit f7ffffff flags 60081202 index 24

 1005 19:43:34.810099     PCI: 00:02.2 resource base f4800000 size 200000 align 21 gran 20 limit f49fffff flags 60080202 index 20

 1006 19:43:34.810348      PCI: 01:00.0

 1007 19:43:34.810425      PCI: 01:00.0 resource base f4800000 size 200000 align 21 gran 21 limit f49fffff flags 60000201 index 10

 1008 19:43:34.824966     PCI: 00:02.3

 1009 19:43:34.825066     PCI: 00:02.4 child on link 0 PCI: 02:00.0

 1010 19:43:34.830865     PCI: 00:02.4 resource base ffff size 0 align 12 gran 12 limit ffff flags 60080102 index 1c

 1011 19:43:34.834354     PCI: 00:02.4 resource base f7ffffff size 0 align 20 gran 20 limit f7ffffff flags 60081202 index 24

 1012 19:43:34.840994     PCI: 00:02.4 resource base f4a00000 size 100000 align 20 gran 20 limit f4afffff flags 60080202 index 20

 1013 19:43:34.843932      PCI: 02:00.0

 1014 19:43:34.854061      PCI: 02:00.0 resource base f4a00000 size 1000 align 12 gran 12 limit f4a00fff flags 60000200 index 10

 1015 19:43:34.860907      PCI: 02:00.0 resource base f4a01000 size 800 align 12 gran 11 limit f4a017ff flags 60000200 index 14

 1016 19:43:34.863896     PCI: 00:02.5

 1017 19:43:34.863987     PCI: 00:03.0

 1018 19:43:34.867574     PCI: 00:08.0

 1019 19:43:34.877050     PCI: 00:08.0 resource base f4d60000 size 20000 align 17 gran 17 limit f4d7ffff flags 60001201 index 10

 1020 19:43:34.883828     PCI: 00:08.0 resource base f4b00000 size 100000 align 20 gran 20 limit f4bfffff flags 60000200 index 18

 1021 19:43:34.893559     PCI: 00:08.0 resource base f4d88000 size 1000 align 12 gran 12 limit f4d88fff flags 60000200 index 1c

 1022 19:43:34.904103     PCI: 00:08.0 resource base f4c00000 size 100000 align 20 gran 20 limit f4cfffff flags 60000200 index 20

 1023 19:43:34.913748     PCI: 00:08.0 resource base f4d84000 size 2000 align 13 gran 13 limit f4d85fff flags 60000200 index 24

 1024 19:43:34.913847     PCI: 00:09.0

 1025 19:43:34.917151     PCI: 00:09.2

 1026 19:43:34.917234     PCI: 00:10.0

 1027 19:43:34.927570     PCI: 00:10.0 resource base f4d86000 size 2000 align 13 gran 13 limit f4d87fff flags 60000201 index 10

 1028 19:43:34.927652     PCI: 00:11.0

 1029 19:43:34.930331     PCI: 00:12.0

 1030 19:43:34.939858     PCI: 00:12.0 resource base f4d89000 size 100 align 12 gran 8 limit f4d890ff flags 60000200 index 10

 1031 19:43:34.939947     PCI: 00:14.0

 1032 19:43:34.943865     PCI: 00:14.3 child on link 0 PNP: 0c09.0

 1033 19:43:34.953870     PCI: 00:14.3 resource base 0 size 1000 align 0 gran 0 limit 0 flags c0040100 index 10000000

 1034 19:43:34.960164     PCI: 00:14.3 resource base ff000000 size 1000000 align 0 gran 0 limit 0 flags c0040200 index 10000100

 1035 19:43:34.970081     PCI: 00:14.3 resource base fec10000 size 400 align 0 gran 0 limit 0 flags e0040200 index 2

 1036 19:43:34.979738     PCI: 00:14.3 resource base fec00000 size 1000 align 0 gran 0 limit 0 flags c0000200 index 3

 1037 19:43:34.986809     PCI: 00:14.3 resource base fedc2000 size 4000 align 0 gran 0 limit 0 flags c0000200 index 4

 1038 19:43:34.986923      PNP: 0c09.0

 1039 19:43:34.996831      PNP: 0c09.0 resource base 800 size 1ff align 0 gran 0 limit 0 flags c0000100 index 0

 1040 19:43:34.996914     PCI: 00:14.7

 1041 19:43:35.006396     PCI: 00:14.7 resource base f4d8a000 size 100 align 12 gran 8 limit f4d8a0ff flags 60000201 index 10

 1042 19:43:35.006478     PCI: 00:18.0

 1043 19:43:35.016738     PCI: 00:18.0 resource base f8000000 size 4000000 align 0 gran 0 limit 0 flags f0000200 index c0010058

 1044 19:43:35.026944     PCI: 00:18.0 resource base fec20000 size 1000 align 0 gran 0 limit 0 flags c0000200 index fec20000

 1045 19:43:35.027055     PCI: 00:18.1

 1046 19:43:35.029919     PCI: 00:18.2

 1047 19:43:35.029990     PCI: 00:18.3

 1048 19:43:35.033563     PCI: 00:18.4

 1049 19:43:35.033649     PCI: 00:18.5

 1050 19:43:35.036453    MMIO: fedc2000 child on link 0 GENERIC: 0.0

 1051 19:43:35.040062     GENERIC: 0.0

 1052 19:43:35.040135     I2C: 01:1a

 1053 19:43:35.043003     GENERIC: 0.1

 1054 19:43:35.046704    MMIO: fedc3000 child on link 0 I2C: 02:50

 1055 19:43:35.046812     I2C: 02:50

 1056 19:43:35.049575    MMIO: fedc4000 child on link 0 I2C: 03:15

 1057 19:43:35.053387     I2C: 03:15

 1058 19:43:35.056874    MMIO: fedc5000 child on link 0 I2C: 04:39

 1059 19:43:35.056981     I2C: 04:39

 1060 19:43:35.059607     I2C: 04:10

 1061 19:43:35.063229  Done allocating resources.

 1062 19:43:35.066359  BS: BS_DEV_RESOURCES times (us): entry 0 run 1563867 exit 0

 1063 19:43:35.072857  PCI_INTR tables: Writing registers C00/C01 for PCI IRQ routing:

 1064 19:43:35.076319  PCI_INTR_INDEX	name		     PIC mode	APIC mode

 1065 19:43:35.079948  0x00		INTA#                0x03	0x10

 1066 19:43:35.082835  0x01		INTB#                0x04	0x11

 1067 19:43:35.086509  0x02		INTC#                0x05	0x12

 1068 19:43:35.089459  0x03		INTD#                0x07	0x13

 1069 19:43:35.093198  0x04		INTE#                0x0B	0x14

 1070 19:43:35.096753  0x05		INTF#                0x1F	0x1F

 1071 19:43:35.099310  0x06		INTG#                0x1F	0x16

 1072 19:43:35.103001  0x07		INTH#                0x1F	0x17

 1073 19:43:35.106477  0x08		Misc                 0xFA	0x00

 1074 19:43:35.109418  0x09		Misc0                0xF1	0x00

 1075 19:43:35.113104  0x0A		Misc1                0x00	0x00

 1076 19:43:35.116145  0x0B		Misc2                0x00	0x00

 1077 19:43:35.119962  0x0C		Ser IRQ INTA         0x1F	0x1F

 1078 19:43:35.122975  0x0D		Ser IRQ INTB         0x1F	0x1F

 1079 19:43:35.126630  0x0E		Ser IRQ INTC         0x1F	0x1F

 1080 19:43:35.129477  0x0F		Ser IRQ INTD         0x1F	0x1F

 1081 19:43:35.133248  0x10		SCI                  0x09	0x09

 1082 19:43:35.136314  0x11		SMBUS                0x1F	0x1F

 1083 19:43:35.139855  0x12		ASF                  0x1F	0x1F

 1084 19:43:35.142798  0x13		HDA                  0x03	0x10

 1085 19:43:35.146611  0x14		FC                   0x1F	0x1F

 1086 19:43:35.149607  0x16		PerMon               0x1F	0x1F

 1087 19:43:35.152619  0x17		SD                   0x03	0x10

 1088 19:43:35.156457  0x1A		SDIOt                0x00	0x1F

 1089 19:43:35.159438  0x30		EHCI                 0x05	0x12

 1090 19:43:35.163253  0x34		XHCI                 0x04	0x12

 1091 19:43:35.165998  0x41		SATA                 0x07	0x13

 1092 19:43:35.169446  0x62		GPIO                 0x07	0x07

 1093 19:43:35.173314  0x70		I2C0                 0x03	0x03

 1094 19:43:35.176505  0x71		I2C1                 0x0F	0x0F

 1095 19:43:35.180013  0x72		I2C2                 0x06	0x06

 1096 19:43:35.182951  0x73		I2C3                 0x0E	0x0E

 1097 19:43:35.186387  0x74		UART0                0x0A	0x0A

 1098 19:43:35.189738  0x75		UART1                0x0B	0x0B

 1099 19:43:35.193206  PCI_CFG IRQ: Write PCI config space IRQ assignments

 1100 19:43:35.196065  PCI IRQ: Found device 0:01.00 using PIN A

 1101 19:43:35.202950  PCI Devfn (0x8) not found in pirq_data table

 1102 19:43:35.205874  PCI IRQ: Found device 0:01.01 using PIN B

 1103 19:43:35.209394  	Found this device in pirq_data table entry 5

 1104 19:43:35.212959  	Orig INT_PIN	: 2 (PIN B)

 1105 19:43:35.213039  	PCI_INTR idx	: 0x13 (HDA)

 1106 19:43:35.216510  	INT_LINE	: 0x3 (IRQ 3)

 1107 19:43:35.219854  PCI IRQ: Found device 0:02.02 using PIN A

 1108 19:43:35.225888  	Found this device in pirq_data table entry 1

 1109 19:43:35.225985  	Orig INT_PIN	: 1 (PIN A)

 1110 19:43:35.229125  	PCI_INTR idx	: 0x01 (INTB#)

 1111 19:43:35.232472  	INT_LINE	: 0x4 (IRQ 4)

 1112 19:43:35.236273  PCI IRQ: Found device 0:02.04 using PIN A

 1113 19:43:35.239577  	Found this device in pirq_data table entry 3

 1114 19:43:35.242298  	Orig INT_PIN	: 1 (PIN A)

 1115 19:43:35.246030  	PCI_INTR idx	: 0x03 (INTD#)

 1116 19:43:35.246110  	INT_LINE	: 0x7 (IRQ 7)

 1117 19:43:35.248913  PCI IRQ: Found device 0:08.00 using PIN A

 1118 19:43:35.255822  PCI Devfn (0x40) not found in pirq_data table

 1119 19:43:35.259572  PCI IRQ: Found device 0:10.00 using PIN A

 1120 19:43:35.262447  	Found this device in pirq_data table entry 10

 1121 19:43:35.265463  	Orig INT_PIN	: 1 (PIN A)

 1122 19:43:35.265564  	PCI_INTR idx	: 0x34 (XHCI)

 1123 19:43:35.269156  	INT_LINE	: 0x4 (IRQ 4)

 1124 19:43:35.272866  PCI IRQ: Found device 0:12.00 using PIN A

 1125 19:43:35.275729  	Found this device in pirq_data table entry 9

 1126 19:43:35.279046  	Orig INT_PIN	: 1 (PIN A)

 1127 19:43:35.282638  	PCI_INTR idx	: 0x30 (EHCI)

 1128 19:43:35.285586  	INT_LINE	: 0x5 (IRQ 5)

 1129 19:43:35.289328  PCI IRQ: Found device 0:14.07 using PIN A

 1130 19:43:35.292209  	Found this device in pirq_data table entry 6

 1131 19:43:35.295249  	Orig INT_PIN	: 1 (PIN A)

 1132 19:43:35.295347  	PCI_INTR idx	: 0x17 (SD)

 1133 19:43:35.298892  	INT_LINE	: 0x3 (IRQ 3)

 1134 19:43:35.302221  PCI IRQ: Found device 2:00.00 using PIN A

 1135 19:43:35.305714  	With INT_PIN swizzled to PIN A

 1136 19:43:35.308713  	Attached to bridge device 0:02h.04h

 1137 19:43:35.312651  	Found this device in pirq_data table entry 3

 1138 19:43:35.315406  	Orig INT_PIN	: 1 (PIN A)

 1139 19:43:35.318443  	PCI_INTR idx	: 0x03 (INTD#)

 1140 19:43:35.322227  	INT_LINE	: 0x7 (IRQ 7)

 1141 19:43:35.325016  PCI IRQ: Found device 1:00.00 using PIN A

 1142 19:43:35.328596  	With INT_PIN swizzled to PIN A

 1143 19:43:35.328669  	Attached to bridge device 0:02h.02h

 1144 19:43:35.334939  	Found this device in pirq_data table entry 1

 1145 19:43:35.335037  	Orig INT_PIN	: 1 (PIN A)

 1146 19:43:35.338448  	PCI_INTR idx	: 0x01 (INTB#)

 1147 19:43:35.342018  	INT_LINE	: 0x4 (IRQ 4)

 1148 19:43:35.348155  PCI_CFG IRQ: Finished writing PCI config space IRQ assignments

 1149 19:43:35.348256  POST: 0x74

 1150 19:43:35.351390  Enabling resources...

 1151 19:43:35.351464  agesawrapper_amdinitmid() entry

 1152 19:43:35.362086  agesawrapper_amdinitmid() returned AGESA_SUCCESS

 1153 19:43:35.365262  PCI: 00:00.0 subsystem <- 1022/1576

 1154 19:43:35.365341  PCI: 00:00.0 cmd <- 04

 1155 19:43:35.368941  PCI: 00:01.0 subsystem <- 1002/98e4

 1156 19:43:35.371881  PCI: 00:01.0 cmd <- 07

 1157 19:43:35.374985  PCI: 00:01.1 subsystem <- 1002/15b3

 1158 19:43:35.378007  PCI: 00:01.1 cmd <- 02

 1159 19:43:35.381620  PCI: 00:02.0 subsystem <- 1022/157b

 1160 19:43:35.381700  PCI: 00:02.0 cmd <- 00

 1161 19:43:35.385029  PCI: 00:02.2 bridge ctrl <- 0003

 1162 19:43:35.387899  PCI: 00:02.2 cmd <- 06

 1163 19:43:35.391568  PCI: 00:02.4 bridge ctrl <- 0003

 1164 19:43:35.391666  PCI: 00:02.4 cmd <- 06

 1165 19:43:35.395061  PCI: 00:03.0 cmd <- 00

 1166 19:43:35.398235  PCI: 00:08.0 subsystem <- 1022/1578

 1167 19:43:35.401254  PCI: 00:08.0 cmd <- 06

 1168 19:43:35.405042  PCI: 00:09.0 subsystem <- 1022/157d

 1169 19:43:35.405134  PCI: 00:09.0 cmd <- 00

 1170 19:43:35.408108  PCI: 00:10.0 subsystem <- 1022/7914

 1171 19:43:35.411466  PCI: 00:10.0 cmd <- 02

 1172 19:43:35.414826  PCI: 00:12.0 subsystem <- 1022/7908

 1173 19:43:35.414906  PCI: 00:12.0 cmd <- 02

 1174 19:43:35.418030  PCI: 00:14.0 subsystem <- 1022/790b

 1175 19:43:35.421722  PCI: 00:14.0 cmd <- 403

 1176 19:43:35.424592  PCI: 00:14.3 subsystem <- 1022/790e

 1177 19:43:35.428335  PCI: 00:14.3 cmd <- 0f

 1178 19:43:35.435018  Southbridge LPC decode:PNP: 0c09.0, base=0x00000800, end=0x000009fe

 1179 19:43:35.435109  Covered by wideIO 0

 1180 19:43:35.438005  PCI: 00:14.7 subsystem <- 1022/7906

 1181 19:43:35.441582  PCI: 00:14.7 cmd <- 06

 1182 19:43:35.441662  PCI: 00:18.0 cmd <- 00

 1183 19:43:35.444543  PCI: 00:18.1 subsystem <- 1022/15b1

 1184 19:43:35.448234  PCI: 00:18.1 cmd <- 00

 1185 19:43:35.451261  PCI: 00:18.2 subsystem <- 1022/15b2

 1186 19:43:35.455077  PCI: 00:18.2 cmd <- 00

 1187 19:43:35.458034  PCI: 00:18.3 subsystem <- 1022/15b3

 1188 19:43:35.458114  PCI: 00:18.3 cmd <- 00

 1189 19:43:35.461615  PCI: 00:18.4 subsystem <- 1022/15b4

 1190 19:43:35.464502  PCI: 00:18.4 cmd <- 00

 1191 19:43:35.467729  PCI: 00:18.5 subsystem <- 1022/15b5

 1192 19:43:35.467835  PCI: 00:18.5 cmd <- 00

 1193 19:43:35.471064  PCI: 01:00.0 cmd <- 02

 1194 19:43:35.474798  PCI: 02:00.0 subsystem <- 1217/8620

 1195 19:43:35.477568  PCI: 02:00.0 cmd <- 06

 1196 19:43:35.477649  done.

 1197 19:43:35.484372  BS: BS_DEV_ENABLE times (us): entry 279587 run 130795 exit 0

 1198 19:43:35.484466  POST: 0x75

 1199 19:43:35.488106  Initializing devices...

 1200 19:43:35.488210  Root Device init ...

 1201 19:43:35.490922  Root Device init finished in 1948 usecs

 1202 19:43:35.494592  POST: 0x75

 1203 19:43:35.494671  CPU_CLUSTER: 0 init ...

 1204 19:43:35.498066  MTRR: Physical address space:

 1205 19:43:35.504679  0x0000000000000000 - 0x00000000000a0000 size 0x000a0000 type 6

 1206 19:43:35.510762  0x00000000000a0000 - 0x00000000000c0000 size 0x00020000 type 0

 1207 19:43:35.514413  0x00000000000c0000 - 0x00000000d0000000 size 0xcff40000 type 6

 1208 19:43:35.521147  0x00000000d0000000 - 0x00000000f0000000 size 0x20000000 type 0

 1209 19:43:35.527431  0x00000000f0000000 - 0x00000000f4800000 size 0x04800000 type 1

 1210 19:43:35.531472  0x00000000f4800000 - 0x0000000100000000 size 0x0b800000 type 0

 1211 19:43:35.537511  0x0000000100000000 - 0x000000012f000000 size 0x2f000000 type 6

 1212 19:43:35.541043  MTRR: Fixed MSR 0x250 0x1e1e1e1e1e1e1e1e

 1213 19:43:35.544028  MTRR: Fixed MSR 0x258 0x1e1e1e1e1e1e1e1e

 1214 19:43:35.547723  MTRR: Fixed MSR 0x259 0x0000000000000000

 1215 19:43:35.550610  MTRR: Fixed MSR 0x268 0x1e1e1e1e1e1e1e1e

 1216 19:43:35.553877  MTRR: Fixed MSR 0x269 0x1e1e1e1e1e1e1e1e

 1217 19:43:35.560526  MTRR: Fixed MSR 0x26a 0x1e1e1e1e1e1e1e1e

 1218 19:43:35.564258  MTRR: Fixed MSR 0x26b 0x1e1e1e1e1e1e1e1e

 1219 19:43:35.567186  MTRR: Fixed MSR 0x26c 0x1e1e1e1e1e1e1e1e

 1220 19:43:35.570874  MTRR: Fixed MSR 0x26d 0x1e1e1e1e1e1e1e1e

 1221 19:43:35.574461  MTRR: Fixed MSR 0x26e 0x1e1e1e1e1e1e1e1e

 1222 19:43:35.577336  MTRR: Fixed MSR 0x26f 0x1e1e1e1e1e1e1e1e

 1223 19:43:35.580964  call enable_fixed_mtrr()

 1224 19:43:35.583818  CPU physical address size: 48 bits

 1225 19:43:35.587344  MTRR: default type WB/UC MTRR counts: 8/6.

 1226 19:43:35.590791  MTRR: UC selected as default type.

 1227 19:43:35.594065  MTRR: 0 base 0x0000000000000000 mask 0x0000ffff80000000 type 6

 1228 19:43:35.600711  MTRR: 1 base 0x0000000080000000 mask 0x0000ffffc0000000 type 6

 1229 19:43:35.607092  MTRR: 2 base 0x00000000c0000000 mask 0x0000fffff0000000 type 6

 1230 19:43:35.613685  MTRR: 3 base 0x00000000f0000000 mask 0x0000fffffc000000 type 1

 1231 19:43:35.617542  MTRR: 4 base 0x00000000f4000000 mask 0x0000ffffff800000 type 1

 1232 19:43:35.623451  MTRR: 5 base 0x0000000100000000 mask 0x0000ffffc0000000 type 6

 1233 19:43:35.623555  

 1234 19:43:35.623622  MTRR check

 1235 19:43:35.627156  Fixed MTRRs   : Enabled

 1236 19:43:35.630147  Variable MTRRs: Enabled

 1237 19:43:35.630264  

 1238 19:43:35.630412  POST: 0x93

 1239 19:43:35.633734  Will perform SMM setup.

 1240 19:43:35.637244  CPU: AMD A4-9120C RADEON R4, 5 COMPUTE CORES 2C+3G  .

 1241 19:43:35.643404  Loading module at 00030000 with entry 00030000. filesize: 0x170 memsize: 0x170

 1242 19:43:35.646969  Processing 16 relocs. Offset value of 0x00030000

 1243 19:43:35.650563  Attempting to start 1 APs

 1244 19:43:35.653546  Waiting for 10ms after sending INIT.

 1245 19:43:35.669019  Waiting for 1st SIPI to complete...AP: slot 1 apic_id 11.

 1246 19:43:35.669142  done.

 1247 19:43:35.672821  Waiting for 2nd SIPI to complete...done.

 1248 19:43:35.679687  Loading module at 00038000 with entry 00038000. filesize: 0x1a8 memsize: 0x1a8

 1249 19:43:35.686275  Processing 13 relocs. Offset value of 0x00038000

 1250 19:43:35.691991  SMM Module: stub loaded at 00038000. Will call cdeb995b(00000000)

 1251 19:43:35.695809  Installing SMM handler to 0xce800000

 1252 19:43:35.702322  Loading module at ce810000 with entry ce81142b. filesize: 0x6c98 memsize: 0xad18

 1253 19:43:35.705390  Processing 481 relocs. Offset value of 0xce810000

 1254 19:43:35.715597  Loading module at ce808000 with entry ce808000. filesize: 0x1a8 memsize: 0x1a8

 1255 19:43:35.718899  Processing 13 relocs. Offset value of 0xce808000

 1256 19:43:35.722047  SMM Module: placing jmp sequence at ce807e00 rel16 0x01fd

 1257 19:43:35.728926  SMM Module: stub loaded at ce808000. Will call ce81142b(00000000)

 1258 19:43:35.732493  New SMBASE 0xce800000

 1259 19:43:35.732576  Relocation complete.

 1260 19:43:35.735595  New SMBASE 0xce7ffe00

 1261 19:43:35.739147  Relocation complete.

 1262 19:43:35.739229  Initializing CPU #0

 1263 19:43:35.742216  CPU: vendor AMD device 670f00

 1264 19:43:35.745020  CPU: family 15, model 70, stepping 00

 1265 19:43:35.748689  Setting up local APIC... apic_id: 0x10 done.

 1266 19:43:35.751737  CPU #0 initialized

 1267 19:43:35.751824  Initializing CPU #1

 1268 19:43:35.755501  CPU: vendor AMD device 670f00

 1269 19:43:35.758388  CPU: family 15, model 70, stepping 00

 1270 19:43:35.761987  Setting up local APIC... apic_id: 0x11 done.

 1271 19:43:35.764945  CPU #1 initialized

 1272 19:43:35.768705  bsp_do_flight_plan done after 91 msecs.

 1273 19:43:35.771734  MTRR: TEMPORARY Physical address space:

 1274 19:43:35.778533  0x0000000000000000 - 0x00000000000a0000 size 0x000a0000 type 6

 1275 19:43:35.782282  0x00000000000a0000 - 0x00000000000c0000 size 0x00020000 type 0

 1276 19:43:35.788974  0x00000000000c0000 - 0x00000000d0000000 size 0xcff40000 type 6

 1277 19:43:35.794972  0x00000000d0000000 - 0x00000000ff000000 size 0x2f000000 type 0

 1278 19:43:35.798466  0x00000000ff000000 - 0x0000000100000000 size 0x01000000 type 5

 1279 19:43:35.805262  0x0000000100000000 - 0x000000012f000000 size 0x2f000000 type 6

 1280 19:43:35.808171  MTRR: default type WB/UC MTRR counts: 7/5.

 1281 19:43:35.811986  MTRR: UC selected as default type.

 1282 19:43:35.817986  MTRR: 0 base 0x0000000000000000 mask 0x0000ffff80000000 type 6

 1283 19:43:35.824707  MTRR: 1 base 0x0000000080000000 mask 0x0000ffffc0000000 type 6

 1284 19:43:35.828506  MTRR: 2 base 0x00000000c0000000 mask 0x0000fffff0000000 type 6

 1285 19:43:35.834644  MTRR: 3 base 0x00000000ff000000 mask 0x0000ffffff000000 type 5

 1286 19:43:35.841583  MTRR: 4 base 0x0000000100000000 mask 0x0000ffffc0000000 type 6

 1287 19:43:35.844933  CPU_CLUSTER: 0 init finished in 346124 usecs

 1288 19:43:35.845037  POST: 0x75

 1289 19:43:35.848029  POST: 0x75

 1290 19:43:35.848137  POST: 0x75

 1291 19:43:35.848227  POST: 0x75

 1292 19:43:35.848323  POST: 0x75

 1293 19:43:35.851243  POST: 0x75

 1294 19:43:35.851339  POST: 0x75

 1295 19:43:35.851427  POST: 0x75

 1296 19:43:35.854957  PCI: 00:00.0 init ...

 1297 19:43:35.858343  PCI: 00:00.0 init finished in 2003 usecs

 1298 19:43:35.861136  POST: 0x75

 1299 19:43:35.861216  POST: 0x75

 1300 19:43:35.861278  PCI: 00:01.0 init ...

 1301 19:43:35.868471  CBFS: 'Master Header Locator' located CBFS at [df0000:ffffc0)

 1302 19:43:35.871226  CBFS: Locating 'pci1002,98e4.rom'

 1303 19:43:35.874931  CBFS: Found @ offset 92c00 size fe00

 1304 19:43:35.877760  Mapping PCI device 100298e4 to 100298e0

 1305 19:43:35.881547  In CBFS, ROM address for PCI: 00:01.0 = ffe82c48

 1306 19:43:35.888217  PCI expansion ROM, signature 0xaa55, INIT size 0xfe00, data ptr 0x01c0

 1307 19:43:35.894768  PCI ROM image, vendor ID 1002, device ID 98e0,

 1308 19:43:35.897812  PCI ROM image, Class Code 030000, Code Type 00

 1309 19:43:35.901490  Copying VGA ROM Image from ffe82c48 to 0xc0000, 0xfe00 bytes

 1310 19:43:35.909762  Real mode stub @00000600: 867 bytes

 1311 19:43:35.913479  Calling Option ROM...

 1312 19:43:35.935462  ... Option ROM returned.

 1313 19:43:35.939236  VBE: Getting information about VESA mode 41d2

 1314 19:43:35.942156  VBE: resolution:  1366x768@16

 1315 19:43:35.945278  VBE: framebuffer: f0000000

 1316 19:43:35.948868  VBE: Setting VESA mode 41d2

 1317 19:43:35.972959  VGA Option ROM was run

 1318 19:43:35.976510  PCI: 00:01.0 init finished in 112294 usecs

 1319 19:43:35.979710  POST: 0x75

 1320 19:43:35.979789  PCI: 00:01.1 init ...

 1321 19:43:35.982818  PCI: 00:01.1 init finished in 2002 usecs

 1322 19:43:35.986034  POST: 0x75

 1323 19:43:35.986119  PCI: 00:02.0 init ...

 1324 19:43:35.989159  PCI: 00:02.0 init finished in 2002 usecs

 1325 19:43:35.992809  POST: 0x75

 1326 19:43:35.992889  POST: 0x75

 1327 19:43:35.992951  POST: 0x75

 1328 19:43:35.996235  POST: 0x75

 1329 19:43:35.996316  POST: 0x75

 1330 19:43:35.996406  POST: 0x75

 1331 19:43:35.999619  PCI: 00:03.0 init ...

 1332 19:43:36.002490  PCI: 00:03.0 init finished in 2002 usecs

 1333 19:43:36.002571  POST: 0x75

 1334 19:43:36.006026  PCI: 00:08.0 init ...

 1335 19:43:36.009574  PCI: 00:08.0 init finished in 2002 usecs

 1336 19:43:36.009654  POST: 0x75

 1337 19:43:36.012607  PCI: 00:09.0 init ...

 1338 19:43:36.015620  PCI: 00:09.0 init finished in 2002 usecs

 1339 19:43:36.015729  POST: 0x75

 1340 19:43:36.019372  POST: 0x75

 1341 19:43:36.019453  PCI: 00:10.0 init ...

 1342 19:43:36.026066  PCI: 00:10.0 init finished in 2002 usecs

 1343 19:43:36.026189  POST: 0x75

 1344 19:43:36.026280  POST: 0x75

 1345 19:43:36.029100  PCI: 00:12.0 init ...

 1346 19:43:36.033015  PCI: 00:12.0 init finished in 2002 usecs

 1347 19:43:36.033118  POST: 0x75

 1348 19:43:36.036091  PCI: 00:14.0 init ...

 1349 19:43:36.038976  IOAPIC: Initializing IOAPIC at 0xfec00000

 1350 19:43:36.042702  IOAPIC: Bootstrap Processor Local APIC = 0x10

 1351 19:43:36.046033  IOAPIC: ID = 0x04

 1352 19:43:36.046113  IOAPIC: Dumping registers

 1353 19:43:36.049867    reg 0x0000: 0x04000000

 1354 19:43:36.052721    reg 0x0001: 0x00178021

 1355 19:43:36.052801    reg 0x0002: 0x04000000

 1356 19:43:36.056375  IOAPIC: 24 interrupts

 1357 19:43:36.059430  IOAPIC: Enabling interrupts on FSB

 1358 19:43:36.062261  IOAPIC: reg 0x00000000 value 0x10000000 0x00000700

 1359 19:43:36.069264  IOAPIC: reg 0x00000001 value 0x00000000 0x00010000

 1360 19:43:36.072933  IOAPIC: reg 0x00000002 value 0x00000000 0x00010000

 1361 19:43:36.076108  IOAPIC: reg 0x00000003 value 0x00000000 0x00010000

 1362 19:43:36.082626  IOAPIC: reg 0x00000004 value 0x00000000 0x00010000

 1363 19:43:36.085615  IOAPIC: reg 0x00000005 value 0x00000000 0x00010000

 1364 19:43:36.089122  IOAPIC: reg 0x00000006 value 0x00000000 0x00010000

 1365 19:43:36.095633  IOAPIC: reg 0x00000007 value 0x00000000 0x00010000

 1366 19:43:36.098750  IOAPIC: reg 0x00000008 value 0x00000000 0x00010000

 1367 19:43:36.105791  IOAPIC: reg 0x00000009 value 0x00000000 0x00010000

 1368 19:43:36.108773  IOAPIC: reg 0x0000000a value 0x00000000 0x00010000

 1369 19:43:36.112351  IOAPIC: reg 0x0000000b value 0x00000000 0x00010000

 1370 19:43:36.118794  IOAPIC: reg 0x0000000c value 0x00000000 0x00010000

 1371 19:43:36.122120  IOAPIC: reg 0x0000000d value 0x00000000 0x00010000

 1372 19:43:36.125420  IOAPIC: reg 0x0000000e value 0x00000000 0x00010000

 1373 19:43:36.132075  IOAPIC: reg 0x0000000f value 0x00000000 0x00010000

 1374 19:43:36.135701  IOAPIC: reg 0x00000010 value 0x00000000 0x00010000

 1375 19:43:36.138794  IOAPIC: reg 0x00000011 value 0x00000000 0x00010000

 1376 19:43:36.145637  IOAPIC: reg 0x00000012 value 0x00000000 0x00010000

 1377 19:43:36.148626  IOAPIC: reg 0x00000013 value 0x00000000 0x00010000

 1378 19:43:36.155510  IOAPIC: reg 0x00000014 value 0x00000000 0x00010000

 1379 19:43:36.159093  IOAPIC: reg 0x00000015 value 0x00000000 0x00010000

 1380 19:43:36.162056  IOAPIC: reg 0x00000016 value 0x00000000 0x00010000

 1381 19:43:36.168682  IOAPIC: reg 0x00000017 value 0x00000000 0x00010000

 1382 19:43:36.171771  PCI: 00:14.0 init finished in 133953 usecs

 1383 19:43:36.171850  POST: 0x75

 1384 19:43:36.175397  PCI: 00:14.3 init ...

 1385 19:43:36.175475  RTC Init

 1386 19:43:36.178413  PCI: 00:14.3 init finished in 2964 usecs

 1387 19:43:36.178489  POST: 0x75

 1388 19:43:36.182249  PCI: 00:14.7 init ...

 1389 19:43:36.185121  PCI: 00:14.7 init finished in 2002 usecs

 1390 19:43:36.185203  POST: 0x75

 1391 19:43:36.188867  PCI: 00:18.0 init ...

 1392 19:43:36.191878  IOAPIC: Initializing IOAPIC at 0xfec20000

 1393 19:43:36.195439  IOAPIC: Bootstrap Processor Local APIC = 0x10

 1394 19:43:36.198606  IOAPIC: ID = 0x05

 1395 19:43:36.202264  IOAPIC: Dumping registers

 1396 19:43:36.202344    reg 0x0000: 0x05000000

 1397 19:43:36.205146    reg 0x0001: 0x001f8021

 1398 19:43:36.208229    reg 0x0002: 0x00000000

 1399 19:43:36.208331  IOAPIC: 32 interrupts

 1400 19:43:36.212121  IOAPIC: Enabling interrupts on FSB

 1401 19:43:36.218690  IOAPIC: reg 0x00000000 value 0x10000000 0x00000700

 1402 19:43:36.221540  IOAPIC: reg 0x00000001 value 0x00000000 0x00010000

 1403 19:43:36.225032  IOAPIC: reg 0x00000002 value 0x00000000 0x00010000

 1404 19:43:36.231716  IOAPIC: reg 0x00000003 value 0x00000000 0x00010000

 1405 19:43:36.235083  IOAPIC: reg 0x00000004 value 0x00000000 0x00010000

 1406 19:43:36.238387  IOAPIC: reg 0x00000005 value 0x00000000 0x00010000

 1407 19:43:36.244784  IOAPIC: reg 0x00000006 value 0x00000000 0x00010000

 1408 19:43:36.248609  IOAPIC: reg 0x00000007 value 0x00000000 0x00010000

 1409 19:43:36.255018  IOAPIC: reg 0x00000008 value 0x00000000 0x00010000

 1410 19:43:36.258350  IOAPIC: reg 0x00000009 value 0x00000000 0x00010000

 1411 19:43:36.261584  IOAPIC: reg 0x0000000a value 0x00000000 0x00010000

 1412 19:43:36.268170  IOAPIC: reg 0x0000000b value 0x00000000 0x00010000

 1413 19:43:36.271168  IOAPIC: reg 0x0000000c value 0x00000000 0x00010000

 1414 19:43:36.274849  IOAPIC: reg 0x0000000d value 0x00000000 0x00010000

 1415 19:43:36.281589  IOAPIC: reg 0x0000000e value 0x00000000 0x00010000

 1416 19:43:36.285161  IOAPIC: reg 0x0000000f value 0x00000000 0x00010000

 1417 19:43:36.288148  IOAPIC: reg 0x00000010 value 0x00000000 0x00010000

 1418 19:43:36.294721  IOAPIC: reg 0x00000011 value 0x00000000 0x00010000

 1419 19:43:36.297646  IOAPIC: reg 0x00000012 value 0x00000000 0x00010000

 1420 19:43:36.301279  IOAPIC: reg 0x00000013 value 0x00000000 0x00010000

 1421 19:43:36.307988  IOAPIC: reg 0x00000014 value 0x00000000 0x00010000

 1422 19:43:36.311122  IOAPIC: reg 0x00000015 value 0x00000000 0x00010000

 1423 19:43:36.318090  IOAPIC: reg 0x00000016 value 0x00000000 0x00010000

 1424 19:43:36.321115  IOAPIC: reg 0x00000017 value 0x00000000 0x00010000

 1425 19:43:36.324731  IOAPIC: reg 0x00000018 value 0x00000000 0x00010000

 1426 19:43:36.331433  IOAPIC: reg 0x00000019 value 0x00000000 0x00010000

 1427 19:43:36.334291  IOAPIC: reg 0x0000001a value 0x00000000 0x00010000

 1428 19:43:36.338009  IOAPIC: reg 0x0000001b value 0x00000000 0x00010000

 1429 19:43:36.344721  IOAPIC: reg 0x0000001c value 0x00000000 0x00010000

 1430 19:43:36.347713  IOAPIC: reg 0x0000001d value 0x00000000 0x00010000

 1431 19:43:36.351623  IOAPIC: reg 0x0000001e value 0x00000000 0x00010000

 1432 19:43:36.357948  IOAPIC: reg 0x0000001f value 0x00000000 0x00010000

 1433 19:43:36.361598  PCI: 00:18.0 init finished in 170067 usecs

 1434 19:43:36.361688  POST: 0x75

 1435 19:43:36.364492  PCI: 00:18.1 init ...

 1436 19:43:36.368068  PCI: 00:18.1 init finished in 2002 usecs

 1437 19:43:36.368151  POST: 0x75

 1438 19:43:36.371385  PCI: 00:18.2 init ...

 1439 19:43:36.374555  PCI: 00:18.2 init finished in 2002 usecs

 1440 19:43:36.374635  POST: 0x75

 1441 19:43:36.377951  PCI: 00:18.3 init ...

 1442 19:43:36.381204  PCI: 00:18.3 init finished in 2002 usecs

 1443 19:43:36.381317  POST: 0x75

 1444 19:43:36.384519  PCI: 00:18.4 init ...

 1445 19:43:36.387922  PCI: 00:18.4 init finished in 2002 usecs

 1446 19:43:36.388004  POST: 0x75

 1447 19:43:36.390955  PCI: 00:18.5 init ...

 1448 19:43:36.394337  PCI: 00:18.5 init finished in 2002 usecs

 1449 19:43:36.394419  POST: 0x75

 1450 19:43:36.397614  PCI: 01:00.0 init ...

 1451 19:43:36.400899  PCI: 01:00.0 init finished in 2002 usecs

 1452 19:43:36.400979  POST: 0x75

 1453 19:43:36.404483  PCI: 02:00.0 init ...

 1454 19:43:36.411022  BayHub BH720: Power-saving enabled (link_ctrl=0x110103)

 1455 19:43:36.413922  PCI: 02:00.0 init finished in 7127 usecs

 1456 19:43:36.414003  POST: 0x75

 1457 19:43:36.417758  PNP: 0c09.0 init ...

 1458 19:43:36.420789  Google Chrome EC: Hello got back 11223344 status (0)

 1459 19:43:36.424367  Google Chrome EC: version:

 1460 19:43:36.427394      ro: careena_v2.0.11488-7215d6e0e4

 1461 19:43:36.430981      rw: careena_v2.0.11488-7215d6e0e4

 1462 19:43:36.434040    running image: 1

 1463 19:43:36.437699  Google Chrome EC uptime: 5.587 seconds

 1464 19:43:36.440630  Google Chrome AP resets since EC boot: 0

 1465 19:43:36.444208  Google Chrome most recent AP reset causes:

 1466 19:43:36.451098  Google Chrome EC reset flags at last EC boot: reset-pin

 1467 19:43:36.454239  PNP: 0c09.0 init finished in 34472 usecs

 1468 19:43:36.454316  POST: 0x75

 1469 19:43:36.454397  POST: 0x75

 1470 19:43:36.457101  POST: 0x75

 1471 19:43:36.457173  POST: 0x75

 1472 19:43:36.457255  POST: 0x75

 1473 19:43:36.460654  POST: 0x75

 1474 19:43:36.460729  POST: 0x75

 1475 19:43:36.460807  Devices initialized

 1476 19:43:36.464299  Show all devs... After init.

 1477 19:43:36.467466  Root Device: enabled 1

 1478 19:43:36.470734  CPU_CLUSTER: 0: enabled 1

 1479 19:43:36.470817  DOMAIN: 0000: enabled 1

 1480 19:43:36.474244  MMIO: fedc2000: enabled 1

 1481 19:43:36.477103  MMIO: fedc3000: enabled 1

 1482 19:43:36.477190  MMIO: fedc4000: enabled 1

 1483 19:43:36.480759  MMIO: fedc5000: enabled 1

 1484 19:43:36.483548  APIC: 10: enabled 1

 1485 19:43:36.483623  PCI: 00:00.0: enabled 1

 1486 19:43:36.487220  PCI: 00:00.2: enabled 0

 1487 19:43:36.490791  PCI: 00:01.0: enabled 1

 1488 19:43:36.490867  PCI: 00:01.1: enabled 1

 1489 19:43:36.493583  PCI: 00:02.0: enabled 1

 1490 19:43:36.497213  PCI: 00:02.1: enabled 0

 1491 19:43:36.497287  PCI: 00:02.2: enabled 1

 1492 19:43:36.500252  PCI: 00:02.3: enabled 0

 1493 19:43:36.503933  PCI: 00:02.4: enabled 1

 1494 19:43:36.504046  PCI: 00:02.5: enabled 0

 1495 19:43:36.507559  PCI: 00:08.0: enabled 1

 1496 19:43:36.510234  PCI: 00:09.0: enabled 1

 1497 19:43:36.510313  PCI: 00:09.2: enabled 0

 1498 19:43:36.513611  PCI: 00:10.0: enabled 1

 1499 19:43:36.513696  PCI: 00:11.0: enabled 0

 1500 19:43:36.517024  PCI: 00:12.0: enabled 1

 1501 19:43:36.520150  PCI: 00:14.0: enabled 1

 1502 19:43:36.520227  PCI: 00:14.3: enabled 1

 1503 19:43:36.523864  PCI: 00:14.7: enabled 1

 1504 19:43:36.526900  PCI: 00:18.0: enabled 1

 1505 19:43:36.526978  PCI: 00:18.1: enabled 1

 1506 19:43:36.529949  PCI: 00:18.2: enabled 1

 1507 19:43:36.533779  PCI: 00:18.3: enabled 1

 1508 19:43:36.533864  PCI: 00:18.4: enabled 1

 1509 19:43:36.537569  PCI: 00:18.5: enabled 1

 1510 19:43:36.540534  GENERIC: 0.0: enabled 1

 1511 19:43:36.540607  I2C: 01:1a: enabled 1

 1512 19:43:36.544096  GENERIC: 0.1: enabled 1

 1513 19:43:36.546936  I2C: 02:50: enabled 1

 1514 19:43:36.547007  I2C: 03:15: enabled 1

 1515 19:43:36.550379  I2C: 04:39: enabled 1

 1516 19:43:36.550459  I2C: 04:10: enabled 1

 1517 19:43:36.553480  PCI: 02:00.0: enabled 1

 1518 19:43:36.557258  PNP: 0c09.0: enabled 1

 1519 19:43:36.557329  PCI: 00:03.0: enabled 1

 1520 19:43:36.560407  PCI: 01:00.0: enabled 1

 1521 19:43:36.563353  APIC: 11: enabled 1

 1522 19:43:36.566934  BS: BS_DEV_INIT times (us): entry 0 run 1076532 exit 150

 1523 19:43:36.573602  ELOG: Event(A1) added with size 10 at 2024-05-17 19:38:57 UTC

 1524 19:43:36.580552  elog_add_boot_reason: Logged recovery mode boot (Dev-switch on), reason: 0x1b

 1525 19:43:36.586397  ELOG: Event(A0) added with size 9 at 2024-05-17 19:38:57 UTC

 1526 19:43:36.590042  elog_add_boot_reason: Logged dev mode boot

 1527 19:43:36.590145  POST: 0x76

 1528 19:43:36.593537  Finalize devices...

 1529 19:43:36.593610  Devices finalized

 1530 19:43:36.600132  FMAP: area RW_NVRAM found @ 467000 (20480 bytes)

 1531 19:43:36.603050  agesawrapper_amdinitlate() entry

 1532 19:43:36.619842  DmiTable:cdfbd4a3, AcpiPstatein: cdfbc2b9, AcpiSrat:00000000,AcpiSlit:00000000, Mce:cdfbd327, Cmc:cdfbd3e9,Alib:cdfbe586, AcpiIvrs:00000000 in agesawrapper_amdinitlate

 1533 19:43:36.623723  agesawrapper_amdinitlate() returned AGESA_SUCCESS

 1534 19:43:36.626495  agesawrapper_amdinitrtb() entry

 1535 19:43:36.633522  agesawrapper_amdinitrtb() returned AGESA_SUCCESS

 1536 19:43:36.636182  BS: BS_POST_DEVICE times (us): entry 22178 run 4547 exit 37859

 1537 19:43:36.643136  FMAP: area RW_MRC_CACHE found @ 0 (65536 bytes)

 1538 19:43:36.646365  MRC: Checking cached data update for 'RW_MRC_CACHE'.

 1539 19:43:36.649468  MRC: cache data 'RW_MRC_CACHE' needs update.

 1540 19:43:36.666543  ELOG: Event(AA) added with size 11 at 2024-05-17 19:38:58 UTC

 1541 19:43:36.666740  POST: 0x77

 1542 19:43:36.673104  BS: BS_OS_RESUME_CHECK times (us): entry 29593 run 1061 exit 1

 1543 19:43:36.673216  POST: 0x79

 1544 19:43:36.676609  POST: 0x9c

 1545 19:43:36.679675  CBFS: 'Master Header Locator' located CBFS at [df0000:ffffc0)

 1546 19:43:36.683553  CBFS: Locating 'fallback/dsdt.aml'

 1547 19:43:36.686378  CBFS: Found @ offset a6cc0 size 3b94

 1548 19:43:36.693094  CBFS: 'Master Header Locator' located CBFS at [df0000:ffffc0)

 1549 19:43:36.696540  CBFS: Locating 'fallback/slic'

 1550 19:43:36.699302  CBFS: 'fallback/slic' not found.

 1551 19:43:36.702963  ACPI: Writing ACPI tables at cde2e000.

 1552 19:43:36.703075  ACPI:    * FACS

 1553 19:43:36.706598  ACPI:    * DSDT

 1554 19:43:36.709391  Ramoops buffer: 0x100000@0xcdd2e000.

 1555 19:43:36.713310  ACPI:    * FADT

 1556 19:43:36.713415  pm_base: 0x0400

 1557 19:43:36.716476  ACPI: added table 1/32, length now 40

 1558 19:43:36.719951  ACPI:     * SSDT

 1559 19:43:36.720054  ACPI \_PR report 2 core(s)

 1560 19:43:36.722937  dw_i2c: bad counts. hcnt = -1 lcnt = 9

 1561 19:43:36.729598  dw_i2c: bad counts. hcnt = -1 lcnt = 13

 1562 19:43:36.732570  dw_i2c: bad counts. hcnt = -13 lcnt = 11

 1563 19:43:36.736221  dw_i2c: bad counts. hcnt = -7 lcnt = 16

 1564 19:43:36.739418  CBFS: 'Master Header Locator' located CBFS at [df0000:ffffc0)

 1565 19:43:36.742992  CBFS: Locating 'pci1002,98e4.rom'

 1566 19:43:36.745930  CBFS: Found @ offset 92c00 size fe00

 1567 19:43:36.749667  Mapping PCI device 100298e4 to 100298e0

 1568 19:43:36.755999  In CBFS, ROM address for PCI: 00:01.0 = ffe82c48

 1569 19:43:36.763006  PCI expansion ROM, signature 0xaa55, INIT size 0xfe00, data ptr 0x01c0

 1570 19:43:36.765933  PCI ROM image, vendor ID 1002, device ID 98e0,

 1571 19:43:36.769372  PCI ROM image, Class Code 030000, Code Type 00

 1572 19:43:36.777175  \_SB.I2CA.ADAU: Analog Digital DMIC

 1573 19:43:36.783202  \_SB.I2CA.DLG7: Dialog Semiconductor DA7219 Audio Codec address 01ah irq 0

 1574 19:43:36.790435  \_SB.I2CA.MAXM: Maxim Integrated 98357A Amplifier

 1575 19:43:36.793398  \_SB.I2CB.TPMI: I2C TPM at I2C: 02:50

 1576 19:43:36.796698  \_SB.I2CC.D015: ELAN Touchpad at I2C: 03:15

 1577 19:43:36.800302  \_SB.I2CD.D039: Raydium Touchscreen at I2C: 04:39

 1578 19:43:36.806933  \_SB.I2CD.D010: ELAN Touchscreen at I2C: 04:10

 1579 19:43:36.810403  ACPI: added table 2/32, length now 44

 1580 19:43:36.810485  ACPI:    * MCFG

 1581 19:43:36.813301  ACPI: added table 3/32, length now 48

 1582 19:43:36.816860  ACPI:    * TCPA

 1583 19:43:36.816950  TCPA log created at cdd0e000

 1584 19:43:36.819762  ACPI: added table 4/32, length now 52

 1585 19:43:36.823207  ACPI:    * MADT

 1586 19:43:36.826733  ACPI: added table 5/32, length now 56

 1587 19:43:36.826820  current = cde32e10

 1588 19:43:36.832816  CBFS: 'Master Header Locator' located CBFS at [df0000:ffffc0)

 1589 19:43:36.836637  CBFS: Locating 'pci1002,98e4.rom'

 1590 19:43:36.839531  CBFS: Found @ offset 92c00 size fe00

 1591 19:43:36.843227  Mapping PCI device 100298e4 to 100298e0

 1592 19:43:36.846175  In CBFS, ROM address for PCI: 00:01.0 = ffe82c48

 1593 19:43:36.853042  PCI expansion ROM, signature 0xaa55, INIT size 0xfe00, data ptr 0x01c0

 1594 19:43:36.856166  PCI ROM image, vendor ID 1002, device ID 98e0,

 1595 19:43:36.863285  PCI ROM image, Class Code 030000, Code Type 00

 1596 19:43:36.866111  ACPI:    * VFCT at cde32e10

 1597 19:43:36.870000             Copying initialized VBIOS image from 000c0000

 1598 19:43:36.872861  ACPI: added table 6/32, length now 60

 1599 19:43:36.876049  ACPI:    * HPET

 1600 19:43:36.879393  ACPI: added table 7/32, length now 64

 1601 19:43:36.883049  ACPI: added table 8/32, length now 68

 1602 19:43:36.883143  ACPI:    * IVRS at cde42e90

 1603 19:43:36.886458    AGESA IVRS table NULL. Skipping.

 1604 19:43:36.889149  ACPI:    * SRAT at cde42e90

 1605 19:43:36.892204    AGESA SRAT table NULL. Skipping.

 1606 19:43:36.895788  ACPI:   * SLIT at cde42e90

 1607 19:43:36.899069    AGESA SLIT table NULL. Skipping.

 1608 19:43:36.902421  ACPI:  * AGESA ALIB SSDT at cde42e90

 1609 19:43:36.905508  ACPI: added table 9/32, length now 72

 1610 19:43:36.909257  ACPI:    * SSDT at cde479f0

 1611 19:43:36.912222  ACPI: added table 10/32, length now 76

 1612 19:43:36.915788  ACPI:    * SSDT for PState at cde47e2c

 1613 19:43:36.915869  ACPI: done.

 1614 19:43:36.919327  ACPI tables: 106032 bytes.

 1615 19:43:36.922208  smbios_write_tables: cdd0d000

 1616 19:43:36.922288  Create SMBIOS type 17

 1617 19:43:36.926010  SMBIOS tables: 539 bytes.

 1618 19:43:36.929294  Writing table forward entry at 0x00000500

 1619 19:43:36.936042  Wrote coreboot table at: 00000500, 0x10 bytes, checksum 11f9

 1620 19:43:36.939015  Writing coreboot table at 0xcde52000

 1621 19:43:36.942842   0. 0000000000000000-0000000000000fff: CONFIGURATION TABLES

 1622 19:43:36.945726   1. 0000000000001000-000000000009ffff: RAM

 1623 19:43:36.951814   2. 00000000000a0000-00000000000fffff: RESERVED

 1624 19:43:36.955612   3. 0000000000100000-00000000cdd0cfff: RAM

 1625 19:43:36.958713   4. 00000000cdd0d000-00000000cde9efff: CONFIGURATION TABLES

 1626 19:43:36.965432   5. 00000000cde9f000-00000000cdfa0fff: RAMSTAGE

 1627 19:43:36.969146   6. 00000000cdfa1000-00000000cdffffff: CONFIGURATION TABLES

 1628 19:43:36.975595   7. 00000000ce000000-00000000cfffffff: RESERVED

 1629 19:43:36.978607   8. 00000000f8000000-00000000fbffffff: RESERVED

 1630 19:43:36.982173   9. 0000000100000000-000000012effffff: RAM

 1631 19:43:36.985247  Passing 5 GPIOs to payload:

 1632 19:43:36.988862              NAME |       PORT | POLARITY |     VALUE

 1633 19:43:36.995699     write protect |  undefined |     high |       low

 1634 19:43:36.998562          recovery |  undefined |     high |       low

 1635 19:43:37.002247               lid |  undefined |     high |      high

 1636 19:43:37.008516             power |  undefined |     high |       low

 1637 19:43:37.011903          EC in RW | 0x0000000f |     high |       low

 1638 19:43:37.015238  Board ID: 6

 1639 19:43:37.015375  SKU ID: 33

 1640 19:43:37.021992  CBFS: 'Master Header Locator' located CBFS at [df0000:ffffc0)

 1641 19:43:37.025408  Wrote coreboot table at: cde52000, 0x538 bytes, checksum 6ac4

 1642 19:43:37.028300  coreboot table: 1360 bytes.

 1643 19:43:37.031831  IMD ROOT    0. cdfff000 00001000

 1644 19:43:37.035302  IMD SMALL   1. cdffe000 00001000

 1645 19:43:37.038490  CONSOLE     2. cdfde000 00020000

 1646 19:43:37.042197  TIME STAMP  3. cdfdd000 00000910

 1647 19:43:37.045099  VBOOT       4. cdfdc000 00000c0c

 1648 19:43:37.045184  ACPISCRATCH 5. cdfac000 00030000

 1649 19:43:37.048504  ROMSTG STCK 6. cdfab000 00000400

 1650 19:43:37.052126  AFTER CAR   7. cdfa1000 0000a000

 1651 19:43:37.055346  RAMSTAGE    8. cde9e000 00103000

 1652 19:43:37.058949  REFCODE     9. cde6c000 00032000

 1653 19:43:37.062019  ACPI GNVS  10. cde6b000 00001000

 1654 19:43:37.065681  SMM BACKUP 11. cde5b000 00010000

 1655 19:43:37.069002  MRC DATA   12. cde5a000 00000e75

 1656 19:43:37.071759  COREBOOT   13. cde52000 00008000

 1657 19:43:37.075481  ACPI       14. cde2e000 00024000

 1658 19:43:37.075564  RAMOOPS    15. cdd2e000 00100000

 1659 19:43:37.078608  VGA ROM #0 16. cdd1e000 0000fe00

 1660 19:43:37.082278  TCPA TCGLOG17. cdd0e000 00010000

 1661 19:43:37.085544  SMBIOS     18. cdd0d000 00000800

 1662 19:43:37.088328  IMD small region:

 1663 19:43:37.092060    IMD ROOT    0. cdffec00 00000400

 1664 19:43:37.095334    VBOOT SEL   1. cdffebe0 00000008

 1665 19:43:37.098247    EC HOSTEVENT 2. cdffebc0 00000008

 1666 19:43:37.102074    ROMSTAGE    3. cdffeba0 00000004

 1667 19:43:37.102188    VPD         4. cdffeb20 0000006c

 1668 19:43:37.105099    POWER STATE 5. cdffeb00 00000010

 1669 19:43:37.108922    MEM INFO    6. cdffe9a0 00000149

 1670 19:43:37.111569    COREBOOTFWD 7. cdffe960 00000028

 1671 19:43:37.118229  BS: BS_WRITE_TABLES times (us): entry 2 run 438439 exit 0

 1672 19:43:37.118357  POST: 0x7a

 1673 19:43:37.124723  CBFS: 'Master Header Locator' located CBFS at [df0000:ffffc0)

 1674 19:43:37.128177  CBFS: Locating 'fallback/payload'

 1675 19:43:37.131663  CBFS: Found @ offset 1ae180 size 39f90

 1676 19:43:37.135118  Loading segment from ROM address 0xfff9e1b8

 1677 19:43:37.138474    code (compression=0)

 1678 19:43:37.144868    New segment dstaddr 0x30104020 memsize 0x254890 srcaddr 0xfff9e1f0 filesize 0x39f58

 1679 19:43:37.148426  Loading segment from ROM address 0xfff9e1d4

 1680 19:43:37.151262    Entry Point 0x30104020

 1681 19:43:37.161081  Loading Segment: addr: 0x0000000030104020 memsz: 0x0000000000254890 filesz: 0x0000000000039f58

 1682 19:43:37.164646  lb: [0x00000000cde9f000, 0x00000000cdfa09d8)

 1683 19:43:37.171664  Post relocation: addr: 0x0000000030104020 memsz: 0x0000000000254890 filesz: 0x0000000000039f58

 1684 19:43:37.174588  it's not compressed!

 1685 19:43:37.199689  [ 0x30104020, 3013df78, 0x303588b0) <- fff9e1f0

 1686 19:43:37.205817  Clearing Segment: addr: 0x000000003013df78 memsz: 0x000000000021a938

 1687 19:43:37.209541  dest 30104020, end 303588b0, bouncebuffer ffffffff

 1688 19:43:37.212530  Loaded segments

 1689 19:43:37.212607  Lock SMM configuration

 1690 19:43:37.216292  POST: 0xfe

 1691 19:43:37.219181  BS: BS_PAYLOAD_LOAD times (us): entry 231 run 92764 exit 3306

 1692 19:43:37.222857  PSP: Notify that POST is finishing... OK

 1693 19:43:37.226152  POST: 0x7b

 1694 19:43:37.229619  mp_park_aps done after 0 msecs.

 1695 19:43:37.232350  Jumping to boot code at 30104020(cde52000)

 1696 19:43:37.232484  POST: 0xf8

 1697 19:43:37.239131  CPU0: stack: cdeda000 - cdedb000, lowest used address cdeda558, stack used: 2728 bytes

 1698 19:43:37.244828  

 1699 19:43:37.244907  

 1700 19:43:37.244997  

 1701 19:43:37.245061  Starting depthcharge on grunt...

 1702 19:43:37.245393  end: 2.2.3 depthcharge-start (duration 00:00:06) [common]
 1703 19:43:37.245498  start: 2.2.4 bootloader-commands (timeout 00:04:48) [common]
 1704 19:43:37.245589  Setting prompt string to ['grunt:']
 1705 19:43:37.245682  bootloader-commands: Wait for prompt ['grunt:'] (timeout 00:04:48)
 1706 19:43:37.248285  

 1707 19:43:37.251867  WARNING: can't convert coreboot GPIOs, 'lid' won't be resampled at runtime!

 1708 19:43:37.254619  

 1709 19:43:37.261688  WARNING: can't convert coreboot GPIOs, 'power' won't be resampled at runtime!

 1710 19:43:37.261783  

 1711 19:43:37.264641  The GBB signature is at 0x30004020 and is:  24 47 42 42

 1712 19:43:37.268872  

 1713 19:43:37.272257  [firmware-grunt-11031.B-collabora] Dec 11 2020 09:59:28

 1714 19:43:37.272407  

 1715 19:43:37.272474  


 1716 19:43:37.272748  Setting prompt string to ['grunt:', 'Tftp failed.', 'Dhcp release failed.', 'No space left for ramdisk', 'TFTP failed for ramdisk.', 'Dhcp release failed.', 'Out of space adding TFTP server IP to the command line.', 'No network device.', 'Error code \\d+( \\([\\w\\s]+\\))?\\r\\n', '(Bulk read error(.*)){3}']
 1718 19:43:37.373086  grunt: tftpboot 192.168.201.1 13871418/tftp-deploy-y9dvn7ez/kernel/bzImage 13871418/tftp-deploy-y9dvn7ez/kernel/cmdline 13871418/tftp-deploy-y9dvn7ez/ramdisk/ramdisk.cpio.gz

 1719 19:43:37.373241  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}']
 1720 19:43:37.373373  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 00:04:48)
 1721 19:43:37.377511  tftpboot 192.168.201.1 13871418/tftp-deploy-y9dvn7ez/kernel/bzImage7ez/kernel/cmdline 13871418/tftp-deploy-y9dvn7ez/ramdisk/ramdisk.cpio.gz

 1722 19:43:37.377623  

 1723 19:43:37.377698  Waiting for link

 1724 19:43:37.814587  

 1725 19:43:37.814778  R8152: Initializing

 1726 19:43:37.814892  

 1727 19:43:37.817425  Version 9 (ocp_data = 6010)

 1728 19:43:37.848814  

 1729 19:43:37.848934  R8152: Done initializing

 1730 19:43:37.849001  

 1731 19:43:37.851804  Adding net device

 1732 19:43:38.028799  

 1733 19:43:38.028953  R8152: Initializing

 1734 19:43:38.029060  

 1735 19:43:38.032316  Version 9 (ocp_data = 6010)

 1736 19:43:38.062184  

 1737 19:43:38.062292  R8152: Done initializing

 1738 19:43:38.062358  

 1739 19:43:38.066034  net_add_device: Attemp to include the same device

 1740 19:43:38.273672  

 1741 19:43:38.273835  done.

 1742 19:43:38.273933  

 1743 19:43:38.273996  MAC: 00:e0:4c:78:41:78

 1744 19:43:38.274054  

 1745 19:43:38.276874  Sending DHCP discover... done.

 1746 19:43:38.276972  

 1747 19:43:38.280079  Waiting for reply... done.

 1748 19:43:38.280169  

 1749 19:43:38.283780  Sending DHCP request... done.

 1750 19:43:38.283862  

 1751 19:43:38.283926  Waiting for reply... done.

 1752 19:43:38.287040  

 1753 19:43:38.287181  My ip is 192.168.201.18

 1754 19:43:38.287245  

 1755 19:43:38.290082  The DHCP server ip is 192.168.201.1

 1756 19:43:38.290171  

 1757 19:43:38.293829  TFTP server IP predefined by user: 192.168.201.1

 1758 19:43:38.293920  

 1759 19:43:38.300433  Bootfile predefined by user: 13871418/tftp-deploy-y9dvn7ez/kernel/bzImage

 1760 19:43:38.300521  

 1761 19:43:38.303581  Sending tftp read request... done.

 1762 19:43:38.303664  

 1763 19:43:38.307227  Waiting for the transfer... 

 1764 19:43:38.307346  

 1765 19:43:38.575142  00000000 ################################################################

 1766 19:43:38.575308  

 1767 19:43:38.845845  00080000 ################################################################

 1768 19:43:38.845983  

 1769 19:43:39.121161  00100000 ################################################################

 1770 19:43:39.121306  

 1771 19:43:39.398672  00180000 ################################################################

 1772 19:43:39.398819  

 1773 19:43:39.662724  00200000 ################################################################

 1774 19:43:39.662859  

 1775 19:43:39.935082  00280000 ################################################################

 1776 19:43:39.935239  

 1777 19:43:40.205623  00300000 ################################################################

 1778 19:43:40.205753  

 1779 19:43:40.477366  00380000 ################################################################

 1780 19:43:40.477501  

 1781 19:43:40.744438  00400000 ################################################################

 1782 19:43:40.744569  

 1783 19:43:41.007580  00480000 ################################################################

 1784 19:43:41.007718  

 1785 19:43:41.282139  00500000 ################################################################

 1786 19:43:41.282326  

 1787 19:43:41.545387  00580000 ################################################################

 1788 19:43:41.545525  

 1789 19:43:41.828510  00600000 ################################################################

 1790 19:43:41.828658  

 1791 19:43:42.094053  00680000 ################################################################

 1792 19:43:42.094226  

 1793 19:43:42.361834  00700000 ################################################################

 1794 19:43:42.362008  

 1795 19:43:42.631508  00780000 ################################################################

 1796 19:43:42.631681  

 1797 19:43:42.902103  00800000 ################################################################

 1798 19:43:42.902286  

 1799 19:43:43.167772  00880000 ################################################################

 1800 19:43:43.167951  

 1801 19:43:43.428050  00900000 ################################################################

 1802 19:43:43.428194  

 1803 19:43:43.676465  00980000 ################################################################

 1804 19:43:43.676600  

 1805 19:43:43.924469  00a00000 ################################################################

 1806 19:43:43.924642  

 1807 19:43:44.177861  00a80000 ################################################################

 1808 19:43:44.178023  

 1809 19:43:44.441805  00b00000 ################################################################

 1810 19:43:44.441968  

 1811 19:43:44.699818  00b80000 ################################################################

 1812 19:43:44.699991  

 1813 19:43:44.953158  00c00000 ################################################################

 1814 19:43:44.953302  

 1815 19:43:45.203108  00c80000 ################################################################

 1816 19:43:45.203281  

 1817 19:43:45.457467  00d00000 ################################################################

 1818 19:43:45.457614  

 1819 19:43:45.718100  00d80000 ################################################################

 1820 19:43:45.718240  

 1821 19:43:45.973982  00e00000 ################################################################

 1822 19:43:45.974196  

 1823 19:43:46.233838  00e80000 ################################################################

 1824 19:43:46.234022  

 1825 19:43:46.478914  00f00000 ################################################################

 1826 19:43:46.479062  

 1827 19:43:46.720211  00f80000 ################################################################

 1828 19:43:46.720381  

 1829 19:43:46.961911  01000000 ################################################################

 1830 19:43:46.962120  

 1831 19:43:47.214294  01080000 ################################################################

 1832 19:43:47.214517  

 1833 19:43:47.467934  01100000 ################################################################

 1834 19:43:47.468115  

 1835 19:43:47.718293  01180000 ################################################################

 1836 19:43:47.718462  

 1837 19:43:47.967990  01200000 ################################################################

 1838 19:43:47.968160  

 1839 19:43:48.220894  01280000 ################################################################

 1840 19:43:48.221066  

 1841 19:43:48.471154  01300000 ################################################################

 1842 19:43:48.471326  

 1843 19:43:48.719875  01380000 ################################################################

 1844 19:43:48.720017  

 1845 19:43:48.969805  01400000 ################################################################

 1846 19:43:48.969944  

 1847 19:43:49.221685  01480000 ################################################################

 1848 19:43:49.221860  

 1849 19:43:49.478334  01500000 ################################################################

 1850 19:43:49.478515  

 1851 19:43:49.550021  01580000 ################### done.

 1852 19:43:49.550153  

 1853 19:43:49.552786  The bootfile was 22695360 bytes long.

 1854 19:43:49.552864  

 1855 19:43:49.556232  Sending tftp read request... done.

 1856 19:43:49.556307  

 1857 19:43:49.559951  Waiting for the transfer... 

 1858 19:43:49.560025  

 1859 19:43:49.809847  00000000 ################################################################

 1860 19:43:49.809998  

 1861 19:43:50.062079  00080000 ################################################################

 1862 19:43:50.062245  

 1863 19:43:50.310405  00100000 ################################################################

 1864 19:43:50.310574  

 1865 19:43:50.572498  00180000 ################################################################

 1866 19:43:50.572651  

 1867 19:43:50.832970  00200000 ################################################################

 1868 19:43:50.833150  

 1869 19:43:51.086454  00280000 ################################################################

 1870 19:43:51.086638  

 1871 19:43:51.343498  00300000 ################################################################

 1872 19:43:51.343649  

 1873 19:43:51.590802  00380000 ################################################################

 1874 19:43:51.590949  

 1875 19:43:51.853537  00400000 ################################################################

 1876 19:43:51.853688  

 1877 19:43:52.108360  00480000 ################################################################

 1878 19:43:52.108540  

 1879 19:43:52.380321  00500000 ################################################################

 1880 19:43:52.380491  

 1881 19:43:52.650429  00580000 ################################################################

 1882 19:43:52.650604  

 1883 19:43:52.900402  00600000 ################################################################

 1884 19:43:52.900540  

 1885 19:43:53.154075  00680000 ################################################################

 1886 19:43:53.154221  

 1887 19:43:53.402242  00700000 ################################################################

 1888 19:43:53.402420  

 1889 19:43:53.657296  00780000 ################################################################

 1890 19:43:53.657473  

 1891 19:43:53.902313  00800000 ################################################################

 1892 19:43:53.902490  

 1893 19:43:54.149191  00880000 ################################################################

 1894 19:43:54.149366  

 1895 19:43:54.399418  00900000 ################################################################

 1896 19:43:54.399566  

 1897 19:43:54.648059  00980000 ################################################################

 1898 19:43:54.648242  

 1899 19:43:54.909926  00a00000 ################################################################

 1900 19:43:54.910091  

 1901 19:43:55.170989  00a80000 ################################################################

 1902 19:43:55.171171  

 1903 19:43:55.420120  00b00000 ################################################################

 1904 19:43:55.420294  

 1905 19:43:55.584581  00b80000 ########################################## done.

 1906 19:43:55.584723  

 1907 19:43:55.588063  Sending tftp read request... done.

 1908 19:43:55.588170  

 1909 19:43:55.591743  Waiting for the transfer... 

 1910 19:43:55.591853  

 1911 19:43:55.591944  00000000 # done.

 1912 19:43:55.592042  

 1913 19:43:55.601283  Command line loaded dynamically from TFTP file: 13871418/tftp-deploy-y9dvn7ez/kernel/cmdline

 1914 19:43:55.601379  

 1915 19:43:55.627609  The command line is: earlyprintk=uart8250,mmio32,0xfedc6000,115200n8 console_msg_format=syslog earlycon deferred_probe_timeout=60 console=ttyS0,115200n8 root=/dev/nfs rw nfsroot=192.168.201.1:/var/lib/lava/dispatcher/tmp/13871418/extract-nfsrootfs-pz4kd5mt,tcp,hard,v3 ip=dhcp tftpserverip=192.168.201.1

 1916 19:43:55.638079  

 1917 19:43:55.638176  Shutting down all USB controllers.

 1918 19:43:55.638244  

 1919 19:43:55.641142  Removing current net device

 1920 19:43:55.650078  

 1921 19:43:55.650165  Finalizing coreboot

 1922 19:43:55.650232  


 1923 19:43:55.650296  

 1924 19:43:55.657297  coreboot-56f9d1cd49 Thu Sep  5 21:57:06 UTC 2019 smm starting...

 1925 19:43:55.657378  

 1926 19:43:55.657442  SMI# #0

 1927 19:43:55.663564  Exiting depthcharge with code 4 at timestamp: 23861737

 1928 19:43:55.663650  

 1929 19:43:55.663716  

 1930 19:43:55.663775  Starting kernel ...

 1931 19:43:55.663833  

 1932 19:43:55.663890  

 1933 19:43:55.664345  end: 2.2.4 bootloader-commands (duration 00:00:18) [common]
 1934 19:43:55.664485  start: 2.2.5 auto-login-action (timeout 00:04:30) [common]
 1935 19:43:55.664568  Setting prompt string to ['Linux version [0-9]']
 1936 19:43:55.664637  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}']
 1937 19:43:55.664706  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)
 1938 19:43:56.334342  


 1939 19:43:56.334595  

 1940 19:43:56.336915  coreboot-56f9d1cd49 Thu Sep  5 21:57:06 UTC 2019 smm starting...

 1941 19:43:56.337000  

 1942 19:43:56.340294  SMI# #0

 1943 19:43:56.343974  Chrome EC: Set SMI mask to 0x0000000000000000

 1944 19:43:56.347377  Chrome EC: UHEPI supported

 1945 19:43:56.350806  Clearing pending EC events. Error code 1 is expected.

 1946 19:43:56.354325  EC returned error result code 9

 1947 19:43:56.357232  Chrome EC: Set SCI mask to 0x00000000142609fb

 1948 19:43:57.394467  start: 2.2.5.1 login-action (timeout 00:04:28) [common]
 1949 19:43:57.394689  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.
 1950 19:43:57.394798  Setting prompt string to []
 1951 19:43:57.394904  Setting prompt string to ['-\\[ cut here \\]', 'Unhandled fault', 'BUG: KCSAN:', 'BUG: KASAN:', 'BUG: KFENCE:', 'Oops(?: -|:)', 'WARNING:', '(kernel BUG at|BUG:)', 'invalid opcode:', 'Kernel panic - not syncing']
 1952 19:43:57.395009  Using line separator: #'\n'#
 1953 19:43:57.395096  No login prompt set.
 1954 19:43:57.395188  Parsing kernel messages
 1955 19:43:57.395303  ['-\\[ cut here \\]', 'Unhandled fault', 'BUG: KCSAN:', 'BUG: KASAN:', 'BUG: KFENCE:', 'Oops(?: -|:)', 'WARNING:', '(kernel BUG at|BUG:)', 'invalid opcode:', 'Kernel panic - not syncing', '/ #', 'Login timed out', 'Login incorrect']
 1956 19:43:57.395481  [login-action] Waiting for messages, (timeout 00:04:28)
 1957 19:43:57.395578  Waiting using forced prompt support (timeout 00:02:14)
 1958 19:43:57.414057  <5>[    0.000000] Linux version 5.10.217-cip47 (KernelCI@build-j199968-x86-64-gcc-10-x86-64-defconfig-x86-board-gfvqs) (gcc (Debian 10.2.1-6) 10.2.1 20210110, GNU ld (GNU Binutils for Debian) 2.35.2) #1 SMP Fri May 17 17:45:30 UTC 2024

 1959 19:43:57.440368  <6>[    0.000000] Command line: earlyprintk=uart8250,mmio32,0xfedc6000,115200n8 console_msg_format=syslog earlycon deferred_probe_timeout=60 console=ttyS0,115200n8 root=/dev/nfs rw nfsroot=192.168.201.1:/var/lib/lava/dispatcher/tmp/13871418/extract-nfsrootfs-pz4kd5mt,tcp,hard,v3 ip=dhcp tftpserverip=192.168.201.1

 1960 19:43:57.443922  <6>[    0.000000] BIOS-provided physical RAM map:

 1961 19:43:57.454029  <6>[    0.000000] BIOS-e820: [mem 0x0000000000000000-0x0000000000000fff] type 16

 1962 19:43:57.460542  <6>[    0.000000] BIOS-e820: [mem 0x0000000000001000-0x000000000009ffff] usable

 1963 19:43:57.467161  <6>[    0.000000] BIOS-e820: [mem 0x00000000000a0000-0x00000000000fffff] reserved

 1964 19:43:57.473705  <6>[    0.000000] BIOS-e820: [mem 0x0000000000100000-0x00000000cdd0cfff] usable

 1965 19:43:57.479958  <6>[    0.000000] BIOS-e820: [mem 0x00000000cdd0d000-0x00000000cdffffff] type 16

 1966 19:43:57.487127  <6>[    0.000000] BIOS-e820: [mem 0x00000000ce000000-0x00000000cfffffff] reserved

 1967 19:43:57.496425  <6>[    0.000000] BIOS-e820: [mem 0x00000000f8000000-0x00000000fbffffff] reserved

 1968 19:43:57.503365  <6>[    0.000000] BIOS-e820: [mem 0x0000000100000000-0x000000012effffff] usable

 1969 19:43:57.506684  <6>[    0.000000] NX (Execute Disable) protection: active

 1970 19:43:57.509733  <6>[    0.000000] SMBIOS 2.7 present.

 1971 19:43:57.516813  <6>[    0.000000] DMI: Google Grunt/Grunt, BIOS  09/05/2019

 1972 19:43:57.520425  <6>[    0.000000] tsc: Fast TSC calibration using PIT

 1973 19:43:57.526576  <6>[    0.000000] tsc: Detected 1597.080 MHz processor

 1974 19:43:57.529965  <6>[    0.001342] last_pfn = 0x12f000 max_arch_pfn = 0x400000000

 1975 19:43:57.539953  <6>[    0.001844] x86/PAT: Configuration [0-7]: WB  WC  UC- UC  WB  WP  UC- WT  

 1976 19:43:57.543678  <6>[    0.003402] last_pfn = 0xcdd0d max_arch_pfn = 0x400000000

 1977 19:43:57.549758  <6>[    0.009925] check: Scanning 1 areas for low memory corruption

 1978 19:43:57.556196  <6>[    0.009935] Using GB pages for direct mapping

 1979 19:43:57.559759  <6>[    0.010285] RAMDISK: [mem 0x3742d000-0x37ffffff]

 1980 19:43:57.566133  <6>[    0.010292] ACPI: Early table checksum verification disabled

 1981 19:43:57.572876  <6>[    0.010298] ACPI: RSDP 0x00000000000F0000 000024 (v02 COREv4)

 1982 19:43:57.579351  <6>[    0.010308] ACPI: XSDT 0x00000000CDE2E0E0 000074 (v01 COREv4 COREBOOT 00000000 CORE 00000000)

 1983 19:43:57.589461  <6>[    0.010319] ACPI: FACP 0x00000000CDE31E60 0000F4 (v04 COREv4 COREBOOT 00000000 CORE 00000000)

 1984 19:43:57.599539  <6>[    0.010331] ACPI: DSDT 0x00000000CDE2E280 003BE0 (v02 COREv4 COREBOOT 00010001 INTL 20180531)

 1985 19:43:57.602970  <6>[    0.010340] ACPI: FACS 0x00000000CDE2E240 000040

 1986 19:43:57.612468  <6>[    0.010347] ACPI: SSDT 0x00000000CDE31F60 000DB5 (v02 COREv4 COREBOOT 0000002A CORE 0000002A)

 1987 19:43:57.618902  <6>[    0.010356] ACPI: MCFG 0x00000000CDE32D20 00003C (v01 COREv4 COREBOOT 00000000 CORE 00000000)

 1988 19:43:57.629064  <6>[    0.010364] ACPI: TCPA 0x00000000CDE32D60 000032 (v02 COREv4 COREBOOT 00000000 CORE 00000000)

 1989 19:43:57.638863  <6>[    0.010371] ACPI: APIC 0x00000000CDE32DA0 00006E (v02 COREv4 COREBOOT 00000000 CORE 00000000)

 1990 19:43:57.645357  <6>[    0.010379] ACPI: VFCT 0x00000000CDE32E10 00FE69 (v01 COREv4 COREBOOT 00000000 CORE 00000000)

 1991 19:43:57.655346  <6>[    0.010387] ACPI: HPET 0x00000000CDE42C80 000038 (v01 COREv4 COREBOOT 00000000 CORE 00000000)

 1992 19:43:57.665379  <6>[    0.010394] ACPI: HEST 0x00000000CDE42CC0 0001D0 (v01 COREv4 COREBOOT 00000000 CORE 00000000)

 1993 19:43:57.672227  <6>[    0.010402] ACPI: SSDT 0x00000000CDE42E90 004B5B (v02 AMD    AGESA    00000002 MSFT 04000000)

 1994 19:43:57.681915  <6>[    0.010409] ACPI: SSDT 0x00000000CDE479F0 00043C (v01 AMD    AGESA    00000001 AMD  00000001)

 1995 19:43:57.688327  <6>[    0.010417] ACPI: Reserving FACP table memory at [mem 0xcde31e60-0xcde31f53]

 1996 19:43:57.694966  <6>[    0.010421] ACPI: Reserving DSDT table memory at [mem 0xcde2e280-0xcde31e5f]

 1997 19:43:57.704862  <6>[    0.010424] ACPI: Reserving FACS table memory at [mem 0xcde2e240-0xcde2e27f]

 1998 19:43:57.712235  <6>[    0.010428] ACPI: Reserving SSDT table memory at [mem 0xcde31f60-0xcde32d14]

 1999 19:43:57.718492  <6>[    0.010431] ACPI: Reserving MCFG table memory at [mem 0xcde32d20-0xcde32d5b]

 2000 19:43:57.724613  <6>[    0.010434] ACPI: Reserving TCPA table memory at [mem 0xcde32d60-0xcde32d91]

 2001 19:43:57.731521  <6>[    0.010437] ACPI: Reserving APIC table memory at [mem 0xcde32da0-0xcde32e0d]

 2002 19:43:57.741438  <6>[    0.010440] ACPI: Reserving VFCT table memory at [mem 0xcde32e10-0xcde42c78]

 2003 19:43:57.747923  <6>[    0.010444] ACPI: Reserving HPET table memory at [mem 0xcde42c80-0xcde42cb7]

 2004 19:43:57.755008  <6>[    0.010447] ACPI: Reserving HEST table memory at [mem 0xcde42cc0-0xcde42e8f]

 2005 19:43:57.760969  <6>[    0.010450] ACPI: Reserving SSDT table memory at [mem 0xcde42e90-0xcde479ea]

 2006 19:43:57.767995  <6>[    0.010453] ACPI: Reserving SSDT table memory at [mem 0xcde479f0-0xcde47e2b]

 2007 19:43:57.774843  <6>[    0.010517] No NUMA configuration found

 2008 19:43:57.781204  <6>[    0.010521] Faking a node at [mem 0x0000000000000000-0x000000012effffff]

 2009 19:43:57.787756  <6>[    0.010529] NODE_DATA(0) allocated [mem 0x12effa000-0x12effdfff]

 2010 19:43:57.791215  <6>[    0.010565] Zone ranges:

 2011 19:43:57.797587  <6>[    0.010568]   DMA      [mem 0x0000000000001000-0x0000000000ffffff]

 2012 19:43:57.800877  <6>[    0.010573]   DMA32    [mem 0x0000000001000000-0x00000000ffffffff]

 2013 19:43:57.807738  <6>[    0.010578]   Normal   [mem 0x0000000100000000-0x000000012effffff]

 2014 19:43:57.814296  <6>[    0.010582] Movable zone start for each node

 2015 19:43:57.817850  <6>[    0.010585] Early memory node ranges

 2016 19:43:57.824152  <6>[    0.010589]   node   0: [mem 0x0000000000001000-0x000000000009ffff]

 2017 19:43:57.830426  <6>[    0.010592]   node   0: [mem 0x0000000000100000-0x00000000cdd0cfff]

 2018 19:43:57.837076  <6>[    0.010596]   node   0: [mem 0x0000000100000000-0x000000012effffff]

 2019 19:43:57.844067  <6>[    0.010600] Initmem setup node 0 [mem 0x0000000000001000-0x000000012effffff]

 2020 19:43:57.850344  <6>[    0.010627] On node 0, zone DMA: 1 pages in unavailable ranges

 2021 19:43:57.857475  <6>[    0.010676] On node 0, zone DMA: 96 pages in unavailable ranges

 2022 19:43:57.864007  <6>[    0.027855] On node 0, zone Normal: 8947 pages in unavailable ranges

 2023 19:43:57.870301  <6>[    0.028472] On node 0, zone Normal: 4096 pages in unavailable ranges

 2024 19:43:57.873972  <6>[    0.028537] ACPI: PM-Timer IO Port: 0x418

 2025 19:43:57.880522  <6>[    0.028551] ACPI: LAPIC_NMI (acpi_id[0xff] high edge lint[0x1])

 2026 19:43:57.886637  <6>[    0.028571] IOAPIC[0]: apic_id 4, version 33, address 0xfec00000, GSI 0-23

 2027 19:43:57.893810  <6>[    0.028582] IOAPIC[1]: apic_id 5, version 33, address 0xfec20000, GSI 24-55

 2028 19:43:57.900057  <6>[    0.028588] ACPI: INT_SRC_OVR (bus 0 bus_irq 0 global_irq 2 dfl dfl)

 2029 19:43:57.906743  <6>[    0.028592] ACPI: INT_SRC_OVR (bus 0 bus_irq 9 global_irq 9 low level)

 2030 19:43:57.913486  <6>[    0.028601] Using ACPI (MADT) for SMP configuration information

 2031 19:43:57.920324  <6>[    0.028606] ACPI: HPET id: 0x10228201 base: 0xfed00000

 2032 19:43:57.923444  <6>[    0.028614] smpboot: Allowing 2 CPUs, 0 hotplug CPUs

 2033 19:43:57.933367  <6>[    0.028637] PM: hibernation: Registered nosave memory: [mem 0x00000000-0x00000fff]

 2034 19:43:57.939799  <6>[    0.028642] PM: hibernation: Registered nosave memory: [mem 0x000a0000-0x000fffff]

 2035 19:43:57.946400  <6>[    0.028646] PM: hibernation: Registered nosave memory: [mem 0xcdd0d000-0xcdffffff]

 2036 19:43:57.956147  <6>[    0.028649] PM: hibernation: Registered nosave memory: [mem 0xce000000-0xcfffffff]

 2037 19:43:57.962837  <6>[    0.028652] PM: hibernation: Registered nosave memory: [mem 0xd0000000-0xf7ffffff]

 2038 19:43:57.972763  <6>[    0.028655] PM: hibernation: Registered nosave memory: [mem 0xf8000000-0xfbffffff]

 2039 19:43:57.979904  <6>[    0.028658] PM: hibernation: Registered nosave memory: [mem 0xfc000000-0xffffffff]

 2040 19:43:57.986171  <6>[    0.028664] [mem 0xd0000000-0xf7ffffff] available for PCI devices

 2041 19:43:57.996030  <6>[    0.028670] clocksource: refined-jiffies: mask: 0xffffffff max_cycles: 0xffffffff, max_idle_ns: 1910969940391419 ns

 2042 19:43:58.002311  <6>[    0.038023] setup_percpu: NR_CPUS:64 nr_cpumask_bits:64 nr_cpu_ids:2 nr_node_ids:1

 2043 19:43:58.012610  <6>[    0.038573] percpu: Embedded 59 pages/cpu s200848 r8192 d32624 u1048576

 2044 19:43:58.018919  <6>[    0.038639] Built 1 zonelists, mobility grouping on.  Total pages: 1019233

 2045 19:43:58.022621  <6>[    0.038644] Policy zone: Normal

 2046 19:43:58.048388  <5>[    0.038656] Kernel command line: earlyprintk=uart8250,mmio32,0xfedc6000,115200n8 console_msg_format=syslog earlycon deferred_probe_timeout=60 console=ttyS0,115200n8 root=/dev/nfs rw nfsroot=192.168.201.1:/var/lib/lava/dispatcher/tmp/13871418/extract-nfsrootfs-pz4kd5mt,tcp,hard,v3 ip=dhcp tftpserverip=192.168.201.1

 2047 19:43:58.058395  <6>[    0.039765] Dentry cache hash table entries: 524288 (order: 10, 4194304 bytes, linear)

 2048 19:43:58.065318  <6>[    0.040251] Inode-cache hash table entries: 262144 (order: 9, 2097152 bytes, linear)

 2049 19:43:58.071995  <6>[    0.040281] mem auto-init: stack:off, heap alloc:off, heap free:off

 2050 19:43:58.088414  <6>[    0.082148] Memory: 3915312K/4141744K available (22546K kernel code, 3707K rwdata, 24556K rodata, 2156K init, 14040K bss, 226172K reserved, 0K cma-reserved)

 2051 19:43:58.094563  <6>[    0.082258] SLUB: HWalign=64, Order=0-3, MinObjects=0, CPUs=2, Nodes=1

 2052 19:43:58.098074  <6>[    0.082340] ftrace: allocating 61118 entries in 239 pages

 2053 19:43:58.104545  <6>[    0.138964] ftrace: allocated 239 pages with 7 groups

 2054 19:43:58.108296  <6>[    0.139228] Running RCU self tests

 2055 19:43:58.114434  <6>[    0.139239] rcu: Hierarchical RCU implementation.

 2056 19:43:58.117817  <6>[    0.139242] rcu: 	RCU event tracing is enabled.

 2057 19:43:58.124081  <6>[    0.139245] rcu: 	RCU lockdep checking is enabled.

 2058 19:43:58.131099  <6>[    0.139249] rcu: 	RCU restricting CPUs from NR_CPUS=64 to nr_cpu_ids=2.

 2059 19:43:58.134029  <6>[    0.139253] 	Rude variant of Tasks RCU enabled.

 2060 19:43:58.141102  <6>[    0.139255] 	Tracing variant of Tasks RCU enabled.

 2061 19:43:58.147397  <6>[    0.139260] rcu: RCU calculated value of scheduler-enlistment delay is 100 jiffies.

 2062 19:43:58.154186  <6>[    0.139263] rcu: Adjusting geometry for rcu_fanout_leaf=16, nr_cpu_ids=2

 2063 19:43:58.160611  <6>[    0.146299] NR_IRQS: 4352, nr_irqs: 512, preallocated irqs: 16

 2064 19:43:58.163911  <5>[    0.146623] random: crng init done

 2065 19:43:58.167518  <6>[    0.146728] Console: colour dummy device 80x25

 2066 19:43:58.173839  <6>[    0.172769] printk: console [ttyS0] enabled

 2067 19:43:58.180575  <4>[    0.172923] Lock dependency validator: Copyright (c) 2006 Red Hat, Inc., Ingo Molnar

 2068 19:43:58.186990  <4>[    0.173193] ... MAX_LOCKDEP_SUBCLASSES:  8

 2069 19:43:58.190554  <4>[    0.173343] ... MAX_LOCK_DEPTH:          48

 2070 19:43:58.193715  <4>[    0.173496] ... MAX_LOCKDEP_KEYS:        8192

 2071 19:43:58.200290  <4>[    0.173656] ... CLASSHASH_SIZE:          4096

 2072 19:43:58.204031  <4>[    0.173814] ... MAX_LOCKDEP_ENTRIES:     32768

 2073 19:43:58.210189  <4>[    0.173976] ... MAX_LOCKDEP_CHAINS:      65536

 2074 19:43:58.213531  <4>[    0.174137] ... CHAINHASH_SIZE:          32768

 2075 19:43:58.220735  <4>[    0.174299]  memory used by lock dependency info: 6365 kB

 2076 19:43:58.223535  <4>[    0.174492]  memory used for stack traces: 4224 kB

 2077 19:43:58.230470  <4>[    0.174665]  per task-struct memory footprint: 1920 bytes

 2078 19:43:58.233277  <6>[    0.174910] ACPI: Core revision 20200925

 2079 19:43:58.243796  <6>[    0.175288] clocksource: hpet: mask: 0xffffffff max_cycles: 0xffffffff, max_idle_ns: 133484873504 ns

 2080 19:43:58.250333  <6>[    0.175653] APIC: Switch to symmetric I/O mode setup

 2081 19:43:58.253120  <6>[    0.176273] ..TIMER: vector=0x30 apic1=0 pin1=2 apic2=0 pin2=0

 2082 19:43:58.266590  <6>[    0.180643] clocksource: tsc-early: mask: 0xffffffffffffffff max_cycles: 0x17055e9c0f9, max_idle_ns: 440795236955 ns

 2083 19:43:58.276991  <6>[    0.181026] Calibrating delay loop (skipped), value calculated using timer frequency.. 3194.16 BogoMIPS (lpj=1597080)

 2084 19:43:58.286366  <6>[    0.181405] BIOS may not properly restore RDRAND after suspend, hiding RDRAND via CPUID. Use rdrand=force to reenable.

 2085 19:43:58.293524  <6>[    0.182094] LVT offset 1 assigned for vector 0xf9

 2086 19:43:58.299362  <6>[    0.182274] Last level iTLB entries: 4KB 512, 2MB 1024, 4MB 512

 2087 19:43:58.306062  <6>[    0.182484] Last level dTLB entries: 4KB 1024, 2MB 1024, 4MB 512, 1GB 0

 2088 19:43:58.313326  <6>[    0.182722] Spectre V1 : Mitigation: usercopy/swapgs barriers and __user pointer sanitization

 2089 19:43:58.319269  <6>[    0.183016] Spectre V2 : Mitigation: Retpolines

 2090 19:43:58.326030  <6>[    0.183181] Spectre V2 : Spectre v2 / SpectreRSB mitigation: Filling RSB on context switch

 2091 19:43:58.332680  <6>[    0.183467] Spectre V2 : Spectre v2 / SpectreRSB : Filling RSB on VMEXIT

 2092 19:43:58.342879  <6>[    0.183702] Spectre V2 : Enabling Speculation Barrier for firmware calls

 2093 19:43:58.346034  <6>[    0.184014] RETBleed: Mitigation: untrained return thunk

 2094 19:43:58.356210  <6>[    0.184208] Spectre V2 : mitigation: Enabling conditional Indirect Branch Prediction Barrier

 2095 19:43:58.366099  <6>[    0.184501] Speculative Store Bypass: Mitigation: Speculative Store Bypass disabled via prctl and seccomp

 2096 19:43:58.372850  <6>[    0.184845] x86/fpu: Supporting XSAVE feature 0x001: 'x87 floating point registers'

 2097 19:43:58.379047  <6>[    0.185014] x86/fpu: Supporting XSAVE feature 0x002: 'SSE registers'

 2098 19:43:58.386051  <6>[    0.185238] x86/fpu: Supporting XSAVE feature 0x004: 'AVX registers'

 2099 19:43:58.392817  <6>[    0.185463] x86/fpu: xstate_offset[2]:  576, xstate_sizes[2]:  256

 2100 19:43:58.402006  <6>[    0.185682] x86/fpu: Enabled xstate features 0x7, context size is 832 bytes, using 'standard' format.

 2101 19:43:58.405892  Setting prompt string to ['-+\\[ end trace \\w* \\]-+[^\\n]*\\r', '/ #', 'Login timed out', 'Login incorrect']
 2102 19:43:58.409101  <4>[    0.210109] ------------[ cut here ]------------

 2103 19:43:58.418431  <4>[    0.210292] missing return thunk: lkdtm_rodata_do_nothing+0x0/0x10-lkdtm_rodata_do_nothing+0x5/0x10: e9 00 00 00 00

 2104 19:43:58.428941  <4>[    0.210305] WARNING: CPU: 0 PID: 0 at arch/x86/kernel/alternative.c:730 apply_returns+0x1c2/0x1e0

 2105 19:43:58.432110  <4>[    0.210967] Modules linked in:

 2106 19:43:58.438848  <4>[    0.211017] CPU: 0 PID: 0 Comm: swapper/0 Not tainted 5.10.217-cip47 #1

 2107 19:43:58.441750  <4>[    0.211251] Hardware name: Google Grunt/Grunt, BIOS  09/05/2019

 2108 19:43:58.448275  <4>[    0.211463] RIP: 0010:apply_returns+0x1c2/0x1e0

 2109 19:43:58.468495  <4>[    0.211630] Code: 80 3d f8 04 27 03 00 75 8b 49 89 e8 b9 05 00 00 00 4c 89 fa 48 89 ee 48 c7 c7 80 2c 7c 8b c6 05 da 04 27 03 01 e8 24 59 12 01 <0f> 0b e9 63 ff ff ff e8 d2 a7 1a 01 e9 a7 16 12 01 66 66 2e 0f 1f

 2110 19:43:58.471406  <4>[    0.212015] RSP: 0000:ffffffff8ba03e30 EFLAGS: 00010286

 2111 19:43:58.481438  <4>[    0.212205] RAX: 0000000000000000 RBX: ffffffff8c618ac8 RCX: 0000000000000000

 2112 19:43:58.488574  <4>[    0.212455] RDX: 0000000000000000 RSI: 0000000000000000 RDI: ffffffff88b78671

 2113 19:43:58.494873  <4>[    0.213014] RBP: ffffffff8b440840 R08: 0000000000000001 R09: 0000000000000001

 2114 19:43:58.501330  <4>[    0.213264] R10: ffffffff8ba8ffc0 R11: 3fffffffffffffff R12: ffffffff8c630fc0

 2115 19:43:58.507869  <4>[    0.213514] R13: ffffffff8ba03ea8 R14: 0000000000000005 R15: ffffffff8b440845

 2116 19:43:58.518289  <4>[    0.213765] FS:  0000000000000000(0000) GS:ffff91786ac00000(0000) knlGS:0000000000000000

 2117 19:43:58.525014  <4>[    0.214014] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033

 2118 19:43:58.531214  <4>[    0.214219] CR2: ffff91786efff000 CR3: 00000000c9626000 CR4: 00000000001506f0

 2119 19:43:58.534952  <4>[    0.214468] Call Trace:

 2120 19:43:58.538176  <4>[    0.214572]  ? __warn+0x80/0x110

 2121 19:43:58.541008  <4>[    0.214697]  ? apply_returns+0x1c2/0x1e0

 2122 19:43:58.544919  <4>[    0.214846]  ? report_bug+0x9e/0xc0

 2123 19:43:58.550934  <4>[    0.215016]  ? __warn_printk+0x6c/0x8d

 2124 19:43:58.554428  <4>[    0.215161]  ? handle_bug+0x41/0x90

 2125 19:43:58.557993  <4>[    0.215293]  ? exc_invalid_op+0x14/0x70

 2126 19:43:58.560764  <4>[    0.215437]  ? asm_exc_invalid_op+0x12/0x20

 2127 19:43:58.567776  <4>[    0.215598]  ? console_unlock+0x4d1/0x5f0

 2128 19:43:58.570623  <4>[    0.215747]  ? apply_returns+0x1c2/0x1e0

 2129 19:43:58.574562  <4>[    0.215907]  alternative_instructions+0x7d/0x143

 2130 19:43:58.580812  <4>[    0.216017]  arch_cpu_finalize_init+0x28/0x47

 2131 19:43:58.584590  <4>[    0.216178]  start_kernel+0x4ad/0x557

 2132 19:43:58.587554  <4>[    0.216321]  secondary_startup_64_no_verify+0xbe/0xcb

 2133 19:43:58.594009  <4>[    0.216512] irq event stamp: 108019

 2134 19:43:58.600610  <4>[    0.216645] hardirqs last  enabled at (108027): [<ffffffff88b78671>] console_unlock+0x4d1/0x5f0

 2135 19:43:58.610299  <4>[    0.217015] hardirqs last disabled at (108038): [<ffffffff88b785e4>] console_unlock+0x444/0x5f0

 2136 19:43:58.620367  <4>[    0.217317] softirqs last  enabled at (108036): [<ffffffff88b08471>] irq_enter_rcu+0x71/0x80

 2137 19:43:58.626866  <4>[    0.217611] softirqs last disabled at (108035): [<ffffffff88b08456>] irq_enter_rcu+0x56/0x80

 2138 19:43:58.634064  <4>[    0.217905] ---[ end trace 76cba25db7fed6a2 ]---

 2139 19:43:58.634409  Setting prompt string to ['-\\[ cut here \\]', 'Unhandled fault', 'BUG: KCSAN:', 'BUG: KASAN:', 'BUG: KFENCE:', 'Oops(?: -|:)', 'WARNING:', '(kernel BUG at|BUG:)', 'invalid opcode:', 'Kernel panic - not syncing', '/ #', 'Login timed out', 'Login incorrect']
 2140 19:43:58.634521  login-action: kernel 'warning'
 2141 19:43:58.634607  [login-action] Waiting for messages, (timeout 00:04:27)
 2142 19:43:58.634672  Waiting using forced prompt support (timeout 00:02:14)
 2143 19:43:58.636937  <6>[    0.228961] Freeing SMP alternatives memory: 48K

 2144 19:43:58.643607  <6>[    0.229017] pid_max: default: 32768 minimum: 301

 2145 19:43:58.647143  <6>[    0.229259] LSM: Security Framework initializing

 2146 19:43:58.650773  <6>[    0.229450] SELinux:  Initializing.

 2147 19:43:58.656839  <6>[    0.229616] LSM support for eBPF active

 2148 19:43:58.663527  <6>[    0.229793] Mount-cache hash table entries: 8192 (order: 4, 65536 bytes, linear)

 2149 19:43:58.669924  <6>[    0.230030] Mountpoint-cache hash table entries: 8192 (order: 4, 65536 bytes, linear)

 2150 19:43:58.676963  <6>[    0.232232] smpboot: CPU 0 Converting physical 2 to logical die 0

 2151 19:43:58.686278  <6>[    0.335221] smpboot: CPU0: AMD A4-9120C RADEON R4, 5 COMPUTE CORES 2C+3G (family: 0x15, model: 0x70, stepping: 0x0)

 2152 19:43:58.693210  <6>[    0.336011] Performance Events: Fam15h core perfctr, AMD PMU driver.

 2153 19:43:58.699790  <6>[    0.336021] ... version:                0

 2154 19:43:58.703132  <6>[    0.336170] ... bit width:              48

 2155 19:43:58.706444  <6>[    0.336320] ... generic registers:      6

 2156 19:43:58.712691  <6>[    0.336468] ... value mask:             0000ffffffffffff

 2157 19:43:58.719749  <6>[    0.336659] ... max period:             00007fffffffffff

 2158 19:43:58.723063  <6>[    0.336849] ... fixed-purpose events:   0

 2159 19:43:58.729293  <6>[    0.337014] ... event mask:             000000000000003f

 2160 19:43:58.733025  <6>[    0.337481] rcu: Hierarchical SRCU implementation.

 2161 19:43:58.739475  <6>[    0.338979] smp: Bringing up secondary CPUs ...

 2162 19:43:58.742809  <6>[    0.339496] x86: Booting SMP configuration:

 2163 19:43:58.746364  <6>[    0.339666] .... node  #0, CPUs:      #1

 2164 19:43:58.752828  <6>[    0.341161] smp: Brought up 1 node, 2 CPUs

 2165 19:43:58.756162  <6>[    0.341387] smpboot: Max logical packages: 1

 2166 19:43:58.762283  <6>[    0.341544] smpboot: Total of 2 processors activated (6388.32 BogoMIPS)

 2167 19:43:58.766322  <6>[    0.344081] devtmpfs: initialized

 2168 19:43:58.772862  <6>[    0.344395] x86/mm: Memory block size: 128MB

 2169 19:43:58.782846  <6>[    0.347065] clocksource: jiffies: mask: 0xffffffff max_cycles: 0xffffffff, max_idle_ns: 1911260446275000 ns

 2170 19:43:58.789233  <6>[    0.347367] futex hash table entries: 512 (order: 4, 65536 bytes, linear)

 2171 19:43:58.792578  <6>[    0.348075] pinctrl core: initialized pinctrl subsystem

 2172 19:43:58.799011  <6>[    0.348923] PM: RTC time: 19:39:17, date: 2024-05-17

 2173 19:43:58.802462  <6>[    0.349453] NET: Registered protocol family 16

 2174 19:43:58.809021  <6>[    0.350214] audit: initializing netlink subsys (disabled)

 2175 19:43:58.819209  <5>[    0.350435] audit: type=2000 audit(1715974757.174:1): state=initialized audit_enabled=0 res=1

 2176 19:43:58.825683  <6>[    0.350561] thermal_sys: Registered thermal governor 'step_wise'

 2177 19:43:58.829128  <6>[    0.350565] thermal_sys: Registered thermal governor 'user_space'

 2178 19:43:58.835241  <6>[    0.351095] cpuidle: using governor menu

 2179 19:43:58.838616  <6>[    0.351702] ACPI: bus type PCI registered

 2180 19:43:58.848562  <6>[    0.352245] PCI: MMCONFIG for domain 0000 [bus 00-40] at [mem 0xf8000000-0xfc0fffff] (base 0xf8000000)

 2181 19:43:58.855405  <6>[    0.352571] PCI: MMCONFIG at [mem 0xf8000000-0xfc0fffff] reserved in E820

 2182 19:43:58.865148  <6>[    0.352811] PCI: MMCONFIG for 0000 [bus00-1f] at [mem 0xf8000000-0xf9ffffff] (base 0xf8000000) (size reduced!)

 2183 19:43:58.872174  <6>[    0.353043] PCI: Using configuration type 1 for base access

 2184 19:43:58.875681  <6>[    0.374621] Kprobes globally optimized

 2185 19:43:58.882509  <6>[    0.375096] HugeTLB registered 1.00 GiB page size, pre-allocated 0 pages

 2186 19:43:58.888387  <6>[    0.375275] HugeTLB registered 2.00 MiB page size, pre-allocated 0 pages

 2187 19:43:58.895550  <6>[    0.375639] cryptomgr_test (28) used greatest stack depth: 14880 bytes left

 2188 19:43:58.901985  <6>[    0.378125] ACPI: Added _OSI(Module Device)

 2189 19:43:58.904935  <6>[    0.378286] ACPI: Added _OSI(Processor Device)

 2190 19:43:58.911896  <6>[    0.378450] ACPI: Added _OSI(3.0 _SCP Extensions)

 2191 19:43:58.914898  <6>[    0.378621] ACPI: Added _OSI(Processor Aggregator Device)

 2192 19:43:58.921853  <6>[    0.378816] ACPI: Added _OSI(Linux-Dell-Video)

 2193 19:43:58.928286  <6>[    0.378979] ACPI: Added _OSI(Linux-Lenovo-NV-HDMI-Audio)

 2194 19:43:58.931805  <6>[    0.379022] ACPI: Added _OSI(Linux-HPI-Hybrid-Graphics)

 2195 19:43:58.938762  <6>[    0.392816] ACPI: 4 ACPI AML tables successfully acquired and loaded

 2196 19:43:58.941507  <6>[    0.401883] ACPI: EC: EC started

 2197 19:43:58.945199  <6>[    0.402014] ACPI: EC: interrupt blocked

 2198 19:43:58.951378  <6>[    0.402534] ACPI: EC: EC_CMD/EC_SC=0x66, EC_DATA=0x62

 2199 19:43:58.958334  <6>[    0.402720] ACPI: \_SB_.PCI0.LPCB.EC0_: Boot DSDT EC used to handle transactions

 2200 19:43:58.964564  <6>[    0.402978] ACPI: Interpreter enabled

 2201 19:43:58.968018  <6>[    0.403066] ACPI: (supports S0 S1 S3 S4 S5)

 2202 19:43:58.971300  <6>[    0.403222] ACPI: Using IOAPIC for interrupt routing

 2203 19:43:58.981173  <6>[    0.403436] PCI: Using host bridge windows from ACPI; if necessary, use "pci=nocrs" and report a bug

 2204 19:43:58.988017  <6>[    0.404487] ACPI: Enabled 3 GPEs in block 00 to 1F

 2205 19:43:58.991510  <6>[    0.406786] ACPI: Power Resource [P0U2] (off)

 2206 19:43:58.997665  <6>[    0.407100] ACPI: Power Resource [P3U2] (off)

 2207 19:43:59.001183  <6>[    0.408597] ACPI: Power Resource [P0U3] (off)

 2208 19:43:59.004852  <6>[    0.408865] ACPI: Power Resource [P3U3] (off)

 2209 19:43:59.011226  <6>[    0.417132] ACPI: Power Resource [PRIC] (on)

 2210 19:43:59.014136  <6>[    0.443494] ACPI: Power Resource [PRIC] (on)

 2211 19:43:59.020714  <6>[    0.473946] ACPI: PCI Root Bridge [PCI0] (domain 0000 [bus 00-ff])

 2212 19:43:59.031037  <6>[    0.474023] acpi PNP0A08:00: _OSC: OS supports [ExtendedConfig ASPM ClockPM Segments MSI HPX-Type3]

 2213 19:43:59.037388  <6>[    0.474509] acpi PNP0A08:00: _OSC: OS now controls [PME PCIeCapability LTR]

 2214 19:43:59.047309  <6>[    0.474802] acpi PNP0A08:00: [Firmware Info]: MMCONFIG for domain 0000 [bus 00-1f] only partially covers this bridge

 2215 19:43:59.060406  <6>[    0.475103] acpi PNP0A08:00: host bridge window expanded to [io  0x0000-0x0cf7 window]; [io  0x03b0-0x03df window] ignored

 2216 19:43:59.064005  <6>[    0.475635] PCI host bridge to bus 0000:00

 2217 19:43:59.070540  <6>[    0.476016] pci_bus 0000:00: root bus resource [io  0x0000-0x0cf7 window]

 2218 19:43:59.077031  <6>[    0.476256] pci_bus 0000:00: root bus resource [io  0x0d00-0xffff window]

 2219 19:43:59.084267  <6>[    0.476496] pci_bus 0000:00: root bus resource [mem 0x000a0000-0x000bffff]

 2220 19:43:59.093701  <6>[    0.476739] pci_bus 0000:00: root bus resource [mem 0x000c0000-0x000dffff]

 2221 19:43:59.100552  <6>[    0.477015] pci_bus 0000:00: root bus resource [mem 0xd0000000-0xffffffff]

 2222 19:43:59.107112  <6>[    0.477259] pci_bus 0000:00: root bus resource [bus 00-ff]

 2223 19:43:59.110519  <6>[    0.477509] pci 0000:00:00.0: [1022:1576] type 00 class 0x060000

 2224 19:43:59.116868  <6>[    0.478363] pci 0000:00:01.0: [1002:98e4] type 00 class 0x030000

 2225 19:43:59.127087  <6>[    0.478594] pci 0000:00:01.0: reg 0x10: [mem 0xf0000000-0xf3ffffff 64bit pref]

 2226 19:43:59.133605  <6>[    0.478857] pci 0000:00:01.0: reg 0x18: [mem 0xf4000000-0xf47fffff 64bit pref]

 2227 19:43:59.140138  <6>[    0.479021] pci 0000:00:01.0: reg 0x20: [io  0x1000-0x10ff]

 2228 19:43:59.146869  <6>[    0.479227] pci 0000:00:01.0: reg 0x24: [mem 0xf4d00000-0xf4d3ffff]

 2229 19:43:59.153616  <6>[    0.479456] pci 0000:00:01.0: reg 0x30: [mem 0xf4d40000-0xf4d5ffff pref]

 2230 19:43:59.156766  <6>[    0.479698] pci 0000:00:01.0: enabling Extended Tags

 2231 19:43:59.163582  <6>[    0.480052] pci 0000:00:01.0: supports D1 D2

 2232 19:43:59.166775  <6>[    0.480210] pci 0000:00:01.0: PME# supported from D1 D2 D3hot

 2233 19:43:59.173066  <6>[    0.480736] pci 0000:00:01.1: [1002:15b3] type 00 class 0x040300

 2234 19:43:59.179937  <6>[    0.480965] pci 0000:00:01.1: reg 0x10: [mem 0xf4d80000-0xf4d83fff 64bit]

 2235 19:43:59.186390  <6>[    0.481049] pci 0000:00:01.1: enabling Extended Tags

 2236 19:43:59.189828  <6>[    0.481277] pci 0000:00:01.1: supports D1 D2

 2237 19:43:59.196366  <6>[    0.481636] pci 0000:00:02.0: [1022:157b] type 00 class 0x060000

 2238 19:43:59.202850  <6>[    0.482234] pci 0000:00:02.2: [1022:157c] type 01 class 0x060400

 2239 19:43:59.209915  <6>[    0.482493] pci 0000:00:02.2: enabling Extended Tags

 2240 19:43:59.216306  <6>[    0.482735] pci 0000:00:02.2: PME# supported from D0 D3hot D3cold

 2241 19:43:59.222843  <6>[    0.483298] pci 0000:00:02.4: [1022:157c] type 01 class 0x060400

 2242 19:43:59.226185  <6>[    0.483557] pci 0000:00:02.4: enabling Extended Tags

 2243 19:43:59.232803  <6>[    0.483798] pci 0000:00:02.4: PME# supported from D0 D3hot D3cold

 2244 19:43:59.239133  <6>[    0.484324] pci 0000:00:03.0: [1022:157b] type 00 class 0x060000

 2245 19:43:59.246118  <6>[    0.484763] pci 0000:00:08.0: [1022:1578] type 00 class 0x108000

 2246 19:43:59.252605  <6>[    0.484990] pci 0000:00:08.0: reg 0x10: [mem 0xf4d60000-0xf4d7ffff 64bit pref]

 2247 19:43:59.259009  <6>[    0.485020] pci 0000:00:08.0: reg 0x18: [mem 0xf4b00000-0xf4bfffff]

 2248 19:43:59.265870  <6>[    0.485248] pci 0000:00:08.0: reg 0x1c: [mem 0xf4d88000-0xf4d88fff]

 2249 19:43:59.272595  <6>[    0.485475] pci 0000:00:08.0: reg 0x20: [mem 0xf4c00000-0xf4cfffff]

 2250 19:43:59.279088  <6>[    0.485702] pci 0000:00:08.0: reg 0x24: [mem 0xf4d84000-0xf4d85fff]

 2251 19:43:59.285433  <6>[    0.486234] pci 0000:00:09.0: [1022:157d] type 00 class 0x060000

 2252 19:43:59.292232  <6>[    0.486687] pci 0000:00:10.0: [1022:7914] type 00 class 0x0c0330

 2253 19:43:59.298712  <6>[    0.487040] pci 0000:00:10.0: reg 0x10: [mem 0xf4d86000-0xf4d87fff 64bit]

 2254 19:43:59.305862  <6>[    0.487414] pci 0000:00:10.0: PME# supported from D0 D3hot D3cold

 2255 19:43:59.311989  <6>[    0.487961] pci 0000:00:12.0: [1022:7908] type 00 class 0x0c0320

 2256 19:43:59.318757  <6>[    0.488244] pci 0000:00:12.0: reg 0x10: [mem 0xf4d89000-0xf4d890ff]

 2257 19:43:59.322046  <6>[    0.488560] pci 0000:00:12.0: supports D1 D2

 2258 19:43:59.328221  <6>[    0.488718] pci 0000:00:12.0: PME# supported from D0 D1 D2 D3hot D3cold

 2259 19:43:59.334882  <6>[    0.489232] pci 0000:00:14.0: [1022:790b] type 00 class 0x0c0500

 2260 19:43:59.341591  <6>[    0.489772] pci 0000:00:14.3: [1022:790e] type 00 class 0x060100

 2261 19:43:59.348047  <6>[    0.490332] pci 0000:00:14.7: [1022:7906] type 00 class 0x080501

 2262 19:43:59.355268  <6>[    0.490568] pci 0000:00:14.7: reg 0x10: [mem 0xf4d8a000-0xf4d8a0ff 64bit]

 2263 19:43:59.361534  <6>[    0.490895] pci 0000:00:14.7: PME# supported from D3cold

 2264 19:43:59.367856  <6>[    0.491291] pci 0000:00:18.0: [1022:15b0] type 00 class 0x060000

 2265 19:43:59.374452  <6>[    0.491712] pci 0000:00:18.1: [1022:15b1] type 00 class 0x060000

 2266 19:43:59.377946  <6>[    0.492209] pci 0000:00:18.2: [1022:15b2] type 00 class 0x060000

 2267 19:43:59.384819  <6>[    0.492631] pci 0000:00:18.3: [1022:15b3] type 00 class 0x060000

 2268 19:43:59.391384  <6>[    0.493059] pci 0000:00:18.4: [1022:15b4] type 00 class 0x060000

 2269 19:43:59.397958  <6>[    0.493470] pci 0000:00:18.5: [1022:15b5] type 00 class 0x060000

 2270 19:43:59.404217  <6>[    0.494044] pci 0000:01:00.0: [168c:003e] type 00 class 0x028000

 2271 19:43:59.410980  <6>[    0.494344] pci 0000:01:00.0: reg 0x10: [mem 0xf4800000-0xf49fffff 64bit]

 2272 19:43:59.417886  <6>[    0.494854] pci 0000:01:00.0: PME# supported from D0 D3hot D3cold

 2273 19:43:59.424924  <6>[    0.495461] pci 0000:00:02.2: PCI bridge to [bus 01]

 2274 19:43:59.430865  <6>[    0.495649] pci 0000:00:02.2:   bridge window [mem 0xf4800000-0xf49fffff]

 2275 19:43:59.437385  <6>[    0.496171] pci 0000:02:00.0: [1217:8620] type 00 class 0x080501

 2276 19:43:59.444086  <6>[    0.496489] pci 0000:02:00.0: reg 0x10: [mem 0xf4a00000-0xf4a00fff]

 2277 19:43:59.450418  <6>[    0.496806] pci 0000:02:00.0: reg 0x14: [mem 0xf4a01000-0xf4a017ff]

 2278 19:43:59.454146  <6>[    0.497249] pci 0000:02:00.0: PME# supported from D3hot D3cold

 2279 19:43:59.460555  <6>[    0.500254] pci 0000:00:02.4: PCI bridge to [bus 02]

 2280 19:43:59.466927  <6>[    0.500451] pci 0000:00:02.4:   bridge window [mem 0xf4a00000-0xf4afffff]

 2281 19:43:59.473816  <6>[    0.502513] ACPI: PCI Interrupt Link [INTA] (IRQs *3 4 5 7 10 11 12 15)

 2282 19:43:59.480242  <6>[    0.502894] ACPI: PCI Interrupt Link [INTB] (IRQs 3 *4 5 7 10 11 12 15)

 2283 19:43:59.487210  <6>[    0.503126] ACPI: PCI Interrupt Link [INTC] (IRQs 3 4 *5 7 10 11 12 15)

 2284 19:43:59.497012  <6>[    0.503484] ACPI: PCI Interrupt Link [INTD] (IRQs 3 4 5 *7 10 11 12 15)

 2285 19:43:59.503124  <6>[    0.503840] ACPI: PCI Interrupt Link [INTE] (IRQs 3 4 5 7 10 *11 12 15)

 2286 19:43:59.506489  <6>[    0.504121] ACPI: PCI Interrupt Link [INTF] (IRQs 9) *0

 2287 19:43:59.513481  <6>[    0.504422] ACPI: PCI Interrupt Link [INTG] (IRQs 3 4 5 7 10 11 12 15) *0

 2288 19:43:59.522867  <6>[    0.504785] ACPI: PCI Interrupt Link [INTH] (IRQs 3 4 5 7 10 11 12 15) *0

 2289 19:43:59.526669  <6>[    0.508948] ACPI: EC: interrupt unblocked

 2290 19:43:59.529965  <6>[    0.509015] ACPI: EC: event unblocked

 2291 19:43:59.536062  <6>[    0.509158] ACPI: EC: EC_CMD/EC_SC=0x66, EC_DATA=0x62

 2292 19:43:59.539655  <6>[    0.509346] ACPI: EC: GPE=0x3

 2293 19:43:59.545997  <6>[    0.509463] ACPI: \_SB_.PCI0.LPCB.EC0_: Boot DSDT EC initialization complete

 2294 19:43:59.553225  <6>[    0.509712] ACPI: \_SB_.PCI0.LPCB.EC0_: EC: Used to handle transactions and events

 2295 19:43:59.559926  <6>[    0.510326] iommu: Default domain type: Translated 

 2296 19:43:59.566368  <6>[    0.510356] pci 0000:00:01.0: vgaarb: setting as boot VGA device

 2297 19:43:59.572751  <6>[    0.510356] pci 0000:00:01.0: vgaarb: VGA device added: decodes=io+mem,owns=io+mem,locks=none

 2298 19:43:59.579591  <6>[    0.511032] pci 0000:00:01.0: vgaarb: bridge control possible

 2299 19:43:59.582539  <6>[    0.511238] vgaarb: loaded

 2300 19:43:59.586213  <5>[    0.512092] SCSI subsystem initialized

 2301 19:43:59.588940  <6>[    0.512252] ACPI: bus type USB registered

 2302 19:43:59.596060  <6>[    0.512432] usbcore: registered new interface driver usbfs

 2303 19:43:59.602288  <6>[    0.513053] usbcore: registered new interface driver hub

 2304 19:43:59.605761  <6>[    0.513267] usbcore: registered new device driver usb

 2305 19:43:59.612579  <6>[    0.528090] mc: Linux media interface: v0.10

 2306 19:43:59.618885  <6>[    0.528276] videodev: Linux video capture interface: v2.00

 2307 19:43:59.622383  <6>[    0.528501] pps_core: LinuxPPS API ver. 1 registered

 2308 19:43:59.632324  <6>[    0.529016] pps_core: Software ver. 5.3.6 - Copyright 2005-2007 Rodolfo Giometti <giometti@linux.it>

 2309 19:43:59.635606  <6>[    0.529340] PTP clock support registered

 2310 19:43:59.642165  <6>[    0.529545] Advanced Linux Sound Architecture Driver Initialized.

 2311 19:43:59.645330  <6>[    0.530676] NetLabel: Initializing

 2312 19:43:59.652243  <6>[    0.530806] NetLabel:  domain hash size = 128

 2313 19:43:59.655921  <6>[    0.531015] NetLabel:  protocols = UNLABELED CIPSOv4 CALIPSO

 2314 19:43:59.663447  <6>[    0.531269] NetLabel:  unlabeled traffic allowed by default

 2315 19:43:59.667825  <6>[    0.531522] PCI: Using ACPI for IRQ routing

 2316 19:43:59.671211  <6>[    0.533182] hpet0: at MMIO 0xfed00000, IRQs 2, 8, 0

 2317 19:43:59.679365  <6>[    0.533367] hpet0: 3 comparators, 32-bit 14.318180 MHz counter

 2318 19:43:59.683115  <6>[    0.536094] clocksource: Switched to clocksource tsc-early

 2319 19:43:59.686805  <5>[    0.888010] VFS: Disk quotas dquot_6.6.0

 2320 19:43:59.695204  <6>[    0.888194] VFS: Dquot-cache hash table entries: 512 (order 0, 4096 bytes)

 2321 19:43:59.698755  <6>[    0.888720] pnp: PnP ACPI init

 2322 19:43:59.706554  <6>[    0.889267] system 00:00: [mem 0xfec1000a-0xfec11009] has been reserved

 2323 19:43:59.710091  <6>[    0.889907] system 00:03: [io  0x0900-0x09fe] has been reserved

 2324 19:43:59.717860  <6>[    0.890264] system 00:04: [io  0x0200] has been reserved

 2325 19:43:59.721760  <6>[    0.890462] system 00:04: [io  0x0204] has been reserved

 2326 19:43:59.729455  <6>[    0.890655] system 00:04: [io  0x0800-0x087f] has been reserved

 2327 19:43:59.735909  <6>[    0.890867] system 00:04: [io  0x0880-0x08ff] has been reserved

 2328 19:43:59.739344  <6>[    0.892619] pnp: PnP ACPI: found 6 devices

 2329 19:43:59.749086  <6>[    0.902979] clocksource: acpi_pm: mask: 0xffffff max_cycles: 0xffffff, max_idle_ns: 2085701024 ns

 2330 19:43:59.752397  <6>[    0.903386] NET: Registered protocol family 2

 2331 19:43:59.762282  <6>[    0.903739] IP idents hash table entries: 65536 (order: 7, 524288 bytes, linear)

 2332 19:43:59.769171  <6>[    0.905001] tcp_listen_portaddr_hash hash table entries: 2048 (order: 5, 163840 bytes, linear)

 2333 19:43:59.779095  <6>[    0.905422] TCP established hash table entries: 32768 (order: 6, 262144 bytes, linear)

 2334 19:43:59.785512  <6>[    0.905941] TCP bind hash table entries: 32768 (order: 9, 2359296 bytes, linear)

 2335 19:43:59.792056  <6>[    0.907235] TCP: Hash tables configured (established 32768 bind 32768)

 2336 19:43:59.801908  <6>[    0.907880] MPTCP token hash table entries: 4096 (order: 6, 360448 bytes, linear)

 2337 19:43:59.808438  <6>[    0.908305] UDP hash table entries: 2048 (order: 6, 327680 bytes, linear)

 2338 19:43:59.815285  <6>[    0.908693] UDP-Lite hash table entries: 2048 (order: 6, 327680 bytes, linear)

 2339 19:43:59.818687  <6>[    0.909213] NET: Registered protocol family 1

 2340 19:43:59.825208  <6>[    0.909929] RPC: Registered named UNIX socket transport module.

 2341 19:43:59.831343  <6>[    0.910164] RPC: Registered udp transport module.

 2342 19:43:59.835283  <6>[    0.910345] RPC: Registered tcp transport module.

 2343 19:43:59.841468  <6>[    0.910516] RPC: Registered tcp NFSv4.1 backchannel transport module.

 2344 19:43:59.847890  <6>[    0.911109] NET: Registered protocol family 44

 2345 19:43:59.851471  <6>[    0.911303] pci 0000:00:02.2: PCI bridge to [bus 01]

 2346 19:43:59.857982  <6>[    0.911491] pci 0000:00:02.2:   bridge window [mem 0xf4800000-0xf49fffff]

 2347 19:43:59.864854  <6>[    0.911736] pci 0000:00:02.4: PCI bridge to [bus 02]

 2348 19:43:59.871155  <6>[    0.911919] pci 0000:00:02.4:   bridge window [mem 0xf4a00000-0xf4afffff]

 2349 19:43:59.877615  <6>[    0.912172] pci_bus 0000:00: resource 4 [io  0x0000-0x0cf7 window]

 2350 19:43:59.884893  <6>[    0.912392] pci_bus 0000:00: resource 5 [io  0x0d00-0xffff window]

 2351 19:43:59.891240  <6>[    0.912612] pci_bus 0000:00: resource 6 [mem 0x000a0000-0x000bffff]

 2352 19:43:59.897622  <6>[    0.912834] pci_bus 0000:00: resource 7 [mem 0x000c0000-0x000dffff]

 2353 19:43:59.904298  <6>[    0.913055] pci_bus 0000:00: resource 8 [mem 0xd0000000-0xffffffff]

 2354 19:43:59.910747  <6>[    0.913283] pci_bus 0000:01: resource 1 [mem 0xf4800000-0xf49fffff]

 2355 19:43:59.917757  <6>[    0.913506] pci_bus 0000:02: resource 1 [mem 0xf4a00000-0xf4afffff]

 2356 19:43:59.921070  <6>[    0.913853] pci 0000:00:01.0: disabling ATS

 2357 19:43:59.930965  <6>[    0.914013] pci 0000:00:01.0: Video device with shadowed ROM at [mem 0x000c0000-0x000dffff]

 2358 19:43:59.937168  <6>[    0.914477] pci 0000:00:01.1: D0 power state depends on 0000:00:01.0

 2359 19:43:59.943807  <6>[    0.915501] pci 0000:00:10.0: PME# does not work under D0, disabling it

 2360 19:43:59.947636  <6>[    0.916291] PCI: CLS 64 bytes, default 64

 2361 19:43:59.950841  <6>[    0.916708] Unpacking initramfs...

 2362 19:43:59.953890  <6>[    1.217688] Freeing initrd memory: 12108K

 2363 19:43:59.960987  <6>[    1.217850] PCI-DMA: Using software bounce buffering for IO (SWIOTLB)

 2364 19:43:59.971086  <6>[    1.218079] software IO TLB: mapped [mem 0x00000000c2600000-0x00000000c6600000] (64MB)

 2365 19:43:59.973899  <6>[    1.218422] LVT offset 0 assigned for vector 0x400

 2366 19:43:59.980575  <6>[    1.218696] perf: AMD IBS detected (0x000007ff)

 2367 19:43:59.983883  <3>[    1.218920] kvm: no hardware support

 2368 19:43:59.990356  <6>[    1.219156] kvm: Nested Virtualization enabled

 2369 19:43:59.994231  <6>[    1.219324] SVM: kvm: Nested Paging enabled

 2370 19:43:59.997443  <6>[    1.219525] SVM: Virtual VMLOAD VMSAVE supported

 2371 19:44:00.003465  <6>[    1.219693] SVM: Virtual GIF supported

 2372 19:44:00.010391  <6>[    1.221151] check: Scanning for low memory corruption every 60 seconds

 2373 19:44:00.013314  <5>[    1.222691] Initialise system trusted keyrings

 2374 19:44:00.020234  <6>[    1.223049] workingset: timestamp_bits=56 max_order=20 bucket_order=0

 2375 19:44:00.026552  <5>[    1.233694] NFS: Registering the id_resolver key type

 2376 19:44:00.030381  <5>[    1.233909] Key type id_resolver registered

 2377 19:44:00.033235  <5>[    1.234085] Key type id_legacy registered

 2378 19:44:00.040087  <5>[    1.249733] Key type asymmetric registered

 2379 19:44:00.043895  <5>[    1.249910] Asymmetric key parser 'x509' registered

 2380 19:44:00.050113  <6>[    1.250131] Block layer SCSI generic (bsg) driver version 0.4 loaded (major 248)

 2381 19:44:00.056690  <6>[    1.250403] io scheduler mq-deadline registered

 2382 19:44:00.059742  <6>[    1.250581] io scheduler kyber registered

 2383 19:44:00.066660  <4>[    1.250891] test_firmware: interface ready

 2384 19:44:00.069647  <6>[    1.252745] pcieport 0000:00:02.2: PME: Signaling with IRQ 25

 2385 19:44:00.076132  <6>[    1.253402] pcieport 0000:00:02.4: PME: Signaling with IRQ 26

 2386 19:44:00.083218  <6>[    1.254314] ACPI: AC Adapter [AC] (on-line)

 2387 19:44:00.092942  <6>[    1.254709] input: Lid Switch as /devices/LNXSYSTM:00/LNXSYBUS:00/PNP0A08:00/device:17/PNP0C09:00/PNP0C0D:00/input/input0

 2388 19:44:00.096565  <6>[    1.255614] ACPI: Lid Switch [LID0]

 2389 19:44:00.103290  <6>[    1.255887] input: Power Button as /devices/LNXSYSTM:00/LNXPWRBN:00/input/input1

 2390 19:44:00.109583  <6>[    1.256284] ACPI: Power Button [PWRF]

 2391 19:44:00.116494  <6>[    1.256687] ACPI: Video Device [IGFX] (multi-head: no  rom: yes  post: no)

 2392 19:44:00.126406  <6>[    1.257385] input: Video Bus as /devices/LNXSYSTM:00/LNXSYBUS:00/PNP0A08:00/LNXVIDEO:00/input/input2

 2393 19:44:00.129198  <6>[    1.257846] ACPI: \_PR_.P000: Found 2 idle states

 2394 19:44:00.136298  <6>[    1.258467] ACPI: \_PR_.P001: Found 2 idle states

 2395 19:44:00.139479  <6>[    1.260503] thermal LNXTHERM:00: registered as thermal_zone0

 2396 19:44:00.146209  <6>[    1.260709] ACPI: Thermal Zone [THRM] (31 C)

 2397 19:44:00.152219  <6>[    1.261277] Serial: 8250/16550 driver, 4 ports, IRQ sharing enabled

 2398 19:44:00.159385  <6>[    1.263503] battery: ACPI: Battery Slot [BAT0] (battery present)

 2399 19:44:00.162192  <6>[    1.264375] printk: console [ttyS0] disabled

 2400 19:44:00.172376  <6>[    1.264722] AMD0020:00: ttyS0 at MMIO 0xfedc6000 (irq = 10, base_baud = 3000000) is a 16550A

 2401 19:44:00.175698  <6>[    2.258480] tsc: Refined TSC clocksource calibration: 1597.002 MHz

 2402 19:44:00.188582  <6>[    2.258498] clocksource: tsc: mask: 0xffffffffffffffff max_cycles: 0x170514dcf86, max_idle_ns: 440795282824 ns

 2403 19:44:00.191857  <6>[    2.258570] clocksource: Switched to clocksource tsc

 2404 19:44:00.198963  <6>[    4.064755] printk: console [ttyS0] enabled

 2405 19:44:00.205305  <6>[    4.070010] AMD0020:01: ttyS1 at MMIO 0xfedc8000 (irq = 11, base_baud = 3000000) is a 16550A

 2406 19:44:00.212507  <6>[    4.079318] Non-volatile memory driver v1.3

 2407 19:44:00.215754  <6>[    4.083853] Linux agpgart interface v0.103

 2408 19:44:00.222107  <6>[    4.088471] ACPI: bus type drm_connector registered

 2409 19:44:00.225782  <6>[    4.093712] [drm] amdgpu kernel modesetting enabled.

 2410 19:44:00.232040  <6>[    4.098997] amdgpu 0000:00:01.0: vgaarb: deactivate vga console

 2411 19:44:00.242237  <6>[    4.105718] [drm] initializing kernel modesetting (STONEY 0x1002:0x98E4 0x1002:0x1EB0 0xEB).

 2412 19:44:00.252069  <4>[    4.114421] amdgpu 0000:00:01.0: amdgpu: Trusted Memory Zone (TMZ) feature not supported

 2413 19:44:00.255443  <6>[    4.122844] [drm] register mmio base: 0xF4D00000

 2414 19:44:00.261935  <6>[    4.127723] [drm] register mmio size: 262144

 2415 19:44:00.265163  <6>[    4.132259] [drm] add ip block number 0 <vi_common>

 2416 19:44:00.271837  <6>[    4.137395] [drm] add ip block number 1 <gmc_v8_0>

 2417 19:44:00.275333  <6>[    4.142451] [drm] add ip block number 2 <cz_ih>

 2418 19:44:00.281858  <6>[    4.147241] [drm] add ip block number 3 <gfx_v8_0>

 2419 19:44:00.285022  <6>[    4.152291] [drm] add ip block number 4 <sdma_v3_0>

 2420 19:44:00.291833  <6>[    4.157427] [drm] add ip block number 5 <powerplay>

 2421 19:44:00.295199  <6>[    4.162564] [drm] add ip block number 6 <dm>

 2422 19:44:00.301778  <6>[    4.167094] [drm] add ip block number 7 <uvd_v6_0>

 2423 19:44:00.304547  <6>[    4.172143] [drm] add ip block number 8 <vce_v3_0>

 2424 19:44:00.311856  <6>[    4.177193] [drm] add ip block number 9 <acp_ip>

 2425 19:44:00.314787  <6>[    4.182123] amdgpu 0000:00:01.0: amdgpu: Fetched VBIOS from VFCT

 2426 19:44:00.321022  <6>[    4.188390] amdgpu: ATOM BIOS: 113-C91400-010

 2427 19:44:00.324381  <6>[    4.193032] [drm] UVD is enabled in physical mode

 2428 19:44:00.331359  <6>[    4.197998] [drm] VCE enabled in VM mode

 2429 19:44:00.338106  <6>[    4.202317] [drm] vm size is 64 GB, 2 levels, block size is 10-bit, fragment size is 9-bit

 2430 19:44:00.347964  <6>[    4.210842] amdgpu 0000:00:01.0: amdgpu: VRAM: 16M 0x000000F400000000 - 0x000000F400FFFFFF (16M used)

 2431 19:44:00.357926  <6>[    4.220313] amdgpu 0000:00:01.0: amdgpu: GART: 1024M 0x000000FF00000000 - 0x000000FF3FFFFFFF

 2432 19:44:00.361489  <6>[    4.229009] [drm] Detected VRAM RAM=16M, BAR=16M

 2433 19:44:00.367563  <6>[    4.233886] [drm] RAM width 64bits UNKNOWN

 2434 19:44:00.374186  <6>[    4.238577] [TTM] Zone  kernel: Available graphics memory: 1963864 KiB

 2435 19:44:00.377556  <6>[    4.245392] [TTM] Initializing pool allocator

 2436 19:44:00.383901  <6>[    4.250036] [TTM] Initializing DMA pool allocator

 2437 19:44:00.387363  <6>[    4.255194] [drm] amdgpu: 16M of VRAM memory ready

 2438 19:44:00.394582  <6>[    4.260255] [drm] amdgpu: 2876M of GTT memory ready.

 2439 19:44:00.400769  <6>[    4.265484] [drm] GART: num cpu pages 262144, num gpu pages 262144

 2440 19:44:00.407030  <6>[    4.272014] [drm] PCIE GART of 1024M enabled (table at 0x000000F400401000).

 2441 19:44:00.414564  <6>[    4.281607] amdgpu: hwmgr_sw_init smu backed is smu8_smu

 2442 19:44:00.420900  <6>[    4.287241] [drm] Found UVD firmware Version: 1.43 Family ID: 15

 2443 19:44:00.424362  <6>[    4.293519] [drm] UVD ENC is disabled

 2444 19:44:00.431552  <6>[    4.297800] [drm] Found VCE firmware Version: 52.0 Binary ID: 3

 2445 19:44:00.438566  <6>[    4.305711] amdgpu: smu version 33.09.00

 2446 19:44:00.450628  <6>[    4.317706] [drm] DM_PPLIB: values for Engine clock

 2447 19:44:00.454260  <6>[    4.322850] [drm] DM_PPLIB:	 200000

 2448 19:44:00.457431  <6>[    4.326610] [drm] DM_PPLIB:	 300000

 2449 19:44:00.460953  <6>[    4.330361] [drm] DM_PPLIB:	 400000

 2450 19:44:00.467069  <6>[    4.334110] [drm] DM_PPLIB:	 450000

 2451 19:44:00.470961  <6>[    4.337861] [drm] DM_PPLIB:	 496560

 2452 19:44:00.474189  <6>[    4.341612] [drm] DM_PPLIB:	 533340

 2453 19:44:00.477492  <6>[    4.345366] [drm] DM_PPLIB:	 576000

 2454 19:44:00.480863  <6>[    4.349116] [drm] DM_PPLIB:	 600000

 2455 19:44:00.487514  <6>[    4.352880] [drm] DM_PPLIB: Validation clocks:

 2456 19:44:00.490504  <6>[    4.357587] [drm] DM_PPLIB:    engine_max_clock: 60000

 2457 19:44:00.497399  <6>[    4.362982] [drm] DM_PPLIB:    memory_max_clock: 93300

 2458 19:44:00.500261  <6>[    4.368377] [drm] DM_PPLIB:    level           : 8

 2459 19:44:00.507096  <6>[    4.373428] [drm] DM_PPLIB: values for Display clock

 2460 19:44:00.510229  <6>[    4.378650] [drm] DM_PPLIB:	 300000

 2461 19:44:00.513883  <6>[    4.382398] [drm] DM_PPLIB:	 400000

 2462 19:44:00.517290  <6>[    4.386150] [drm] DM_PPLIB:	 496560

 2463 19:44:00.520171  <6>[    4.389899] [drm] DM_PPLIB:	 626090

 2464 19:44:00.527050  <6>[    4.393646] [drm] DM_PPLIB:	 685720

 2465 19:44:00.530714  <6>[    4.397395] [drm] DM_PPLIB:	 757900

 2466 19:44:00.533353  <6>[    4.401148] [drm] DM_PPLIB:	 800000

 2467 19:44:00.536973  <6>[    4.404897] [drm] DM_PPLIB:	 847060

 2468 19:44:00.540011  <6>[    4.408651] [drm] DM_PPLIB: Validation clocks:

 2469 19:44:00.546977  <6>[    4.413352] [drm] DM_PPLIB:    engine_max_clock: 60000

 2470 19:44:00.553682  <6>[    4.418747] [drm] DM_PPLIB:    memory_max_clock: 93300

 2471 19:44:00.556940  <6>[    4.424141] [drm] DM_PPLIB:    level           : 8

 2472 19:44:00.563418  <6>[    4.429192] [drm] DM_PPLIB: values for Memory clock

 2473 19:44:00.566993  <6>[    4.434327] [drm] DM_PPLIB:	 667000

 2474 19:44:00.569771  <6>[    4.438075] [drm] DM_PPLIB:	 933000

 2475 19:44:00.573284  <6>[    4.441825] [drm] DM_PPLIB: Validation clocks:

 2476 19:44:00.580312  <6>[    4.446528] [drm] DM_PPLIB:    engine_max_clock: 60000

 2477 19:44:00.586538  <6>[    4.451925] [drm] DM_PPLIB:    memory_max_clock: 93300

 2478 19:44:00.589969  <6>[    4.457318] [drm] DM_PPLIB:    level           : 8

 2479 19:44:00.596105  <6>[    4.462503] [drm] Display Core initialized with v3.2.104!

 2480 19:44:00.710436  <6>[    4.577607] [drm] UVD initialized successfully.

 2481 19:44:00.816624  <6>[    4.683767] [drm] VCE initialized successfully.

 2482 19:44:00.827295  <6>[    4.689059] amdgpu 0000:00:01.0: amdgpu: SE 1, SH per SE 1, CU per SH 3, active_cu_number 3

 2483 19:44:00.829941  <6>[    4.698936] [drm] fb mappable at 0xCF86F000

 2484 19:44:00.836714  <6>[    4.703421] [drm] vram apper at 0xCF000000

 2485 19:44:00.840323  <6>[    4.707779] [drm] size 1179648

 2486 19:44:00.843124  <6>[    4.711096] [drm] fb depth is 8

 2487 19:44:00.846691  <6>[    4.714499] [drm]    pitch is 1536

 2488 19:44:00.855270  <6>[    4.718580] fbcon: amdgpudrmfb (fb0) is primary device

 2489 19:44:00.862199  <6>[    4.720573] Console: switching to colour frame buffer device 170x48

 2490 19:44:00.868269  <6>[    4.734260] amdgpu 0000:00:01.0: [drm] fb0: amdgpudrmfb frame buffer device

 2491 19:44:00.881544  <6>[    4.745188] [drm] Initialized amdgpu 3.40.0 20150101 for 0000:00:01.0 on minor 0

 2492 19:44:00.888666  <6>[    4.754193] [drm] Initialized vgem 1.0.0 20120112 for vgem on minor 1

 2493 19:44:00.900694  <6>[    4.767655] loop: module loaded

 2494 19:44:00.907451  <6>[    4.771488] lkdtm: No crash points registered, enable through debugfs

 2495 19:44:00.913696  <6>[    4.779547] e100: Intel(R) PRO/100 Network Driver

 2496 19:44:00.916993  <6>[    4.784516] e100: Copyright(c) 1999-2006 Intel Corporation

 2497 19:44:00.924076  <6>[    4.790295] e1000: Intel(R) PRO/1000 Network Driver

 2498 19:44:00.930396  <6>[    4.795432] e1000: Copyright (c) 1999-2006 Intel Corporation.

 2499 19:44:00.933998  <6>[    4.801494] e1000e: Intel(R) PRO/1000 Network Driver

 2500 19:44:00.940079  <6>[    4.806717] e1000e: Copyright(c) 1999 - 2015 Intel Corporation.

 2501 19:44:00.943632  <6>[    4.812943] sky2: driver version 1.30

 2502 19:44:00.950399  <6>[    4.817040] usbcore: registered new interface driver r8152

 2503 19:44:00.956806  <6>[    4.822813] usbcore: registered new interface driver asix

 2504 19:44:00.963137  <6>[    4.828489] usbcore: registered new interface driver ax88179_178a

 2505 19:44:00.969724  <6>[    4.834862] usbcore: registered new interface driver cdc_ether

 2506 19:44:00.973066  <6>[    4.840971] usbcore: registered new interface driver net1080

 2507 19:44:00.979993  <6>[    4.846910] usbcore: registered new interface driver cdc_subset

 2508 19:44:00.986389  <6>[    4.853105] usbcore: registered new interface driver zaurus

 2509 19:44:00.993138  <6>[    4.858963] usbcore: registered new interface driver cdc_ncm

 2510 19:44:00.999603  <6>[    4.865150] ehci_hcd: USB 2.0 'Enhanced' Host Controller (EHCI) Driver

 2511 19:44:01.003144  <6>[    4.871950] ehci-pci: EHCI PCI platform driver

 2512 19:44:01.010279  <6>[    4.877045] ehci-pci 0000:00:12.0: EHCI Host Controller

 2513 19:44:01.020265  <6>[    4.883080] ehci-pci 0000:00:12.0: new USB bus registered, assigned bus number 1

 2514 19:44:01.023249  <6>[    4.890791] ehci-pci 0000:00:12.0: debug port 2

 2515 19:44:01.029825  <6>[    4.895742] ehci-pci 0000:00:12.0: irq 18, io mem 0xf4d89000

 2516 19:44:01.041880  <6>[    4.908691] ehci-pci 0000:00:12.0: USB 2.0 started, EHCI 1.00

 2517 19:44:01.051502  <6>[    4.915181] usb usb1: New USB device found, idVendor=1d6b, idProduct=0002, bcdDevice= 5.10

 2518 19:44:01.058051  <6>[    4.923734] usb usb1: New USB device strings: Mfr=3, Product=2, SerialNumber=1

 2519 19:44:01.065040  <6>[    4.931213] usb usb1: Product: EHCI Host Controller

 2520 19:44:01.071644  <6>[    4.936351] usb usb1: Manufacturer: Linux 5.10.217-cip47 ehci_hcd

 2521 19:44:01.074995  <6>[    4.942703] usb usb1: SerialNumber: 0000:00:12.0

 2522 19:44:01.081346  <6>[    4.948532] hub 1-0:1.0: USB hub found

 2523 19:44:01.084954  <6>[    4.952660] hub 1-0:1.0: 2 ports detected

 2524 19:44:01.091282  <6>[    4.957797] ohci_hcd: USB 1.1 'Open' Host Controller (OHCI) Driver

 2525 19:44:01.098480  <6>[    4.964262] ohci-pci: OHCI PCI platform driver

 2526 19:44:01.104526  <6>[    4.969006] uhci_hcd: USB Universal Host Controller Interface driver

 2527 19:44:01.107785  <6>[    4.975952] xhci_hcd 0000:00:10.0: xHCI Host Controller

 2528 19:44:01.118813  <6>[    4.982146] xhci_hcd 0000:00:10.0: new USB bus registered, assigned bus number 2

 2529 19:44:01.128563  <6>[    4.990041] xhci_hcd 0000:00:10.0: hcc params 0x014040c3 hci version 0x100 quirks 0x0000000000000410

 2530 19:44:01.135208  <6>[    5.000318] xhci_hcd 0000:00:10.0: xHCI Host Controller

 2531 19:44:01.141660  <6>[    5.006072] xhci_hcd 0000:00:10.0: new USB bus registered, assigned bus number 3

 2532 19:44:01.148542  <6>[    5.013743] xhci_hcd 0000:00:10.0: Host supports USB 3.0 SuperSpeed

 2533 19:44:01.158380  <6>[    5.020501] usb usb2: New USB device found, idVendor=1d6b, idProduct=0002, bcdDevice= 5.10

 2534 19:44:01.164624  <6>[    5.029042] usb usb2: New USB device strings: Mfr=3, Product=2, SerialNumber=1

 2535 19:44:01.168254  <6>[    5.036520] usb usb2: Product: xHCI Host Controller

 2536 19:44:01.174839  <6>[    5.041661] usb usb2: Manufacturer: Linux 5.10.217-cip47 xhci-hcd

 2537 19:44:01.181077  <6>[    5.048013] usb usb2: SerialNumber: 0000:00:10.0

 2538 19:44:01.184523  <6>[    5.053498] hub 2-0:1.0: USB hub found

 2539 19:44:01.191239  <6>[    5.057593] hub 2-0:1.0: 4 ports detected

 2540 19:44:01.198098  <6>[    5.062517] usb usb3: We don't know the algorithms for LPM for this host, disabling LPM.

 2541 19:44:01.207974  <6>[    5.070936] usb usb3: New USB device found, idVendor=1d6b, idProduct=0003, bcdDevice= 5.10

 2542 19:44:01.214225  <6>[    5.079456] usb usb3: New USB device strings: Mfr=3, Product=2, SerialNumber=1

 2543 19:44:01.220871  <6>[    5.086941] usb usb3: Product: xHCI Host Controller

 2544 19:44:01.227284  <6>[    5.092140] usb usb3: Manufacturer: Linux 5.10.217-cip47 xhci-hcd

 2545 19:44:01.230621  <6>[    5.098493] usb usb3: SerialNumber: 0000:00:10.0

 2546 19:44:01.237784  <6>[    5.104105] hub 3-0:1.0: USB hub found

 2547 19:44:01.240602  <6>[    5.108200] hub 3-0:1.0: 4 ports detected

 2548 19:44:01.247091  <6>[    5.113143] usbcore: registered new interface driver usblp

 2549 19:44:01.254251  <6>[    5.118941] usbcore: registered new interface driver usb-storage

 2550 19:44:01.263818  <6>[    5.125508] udc-core: couldn't find an available UDC - added [g_ether] to list of pending drivers

 2551 19:44:01.270308  <6>[    5.134786] i8042: PNP: PS/2 Controller [PNP0303:PS2K] at 0x60,0x64 irq 1

 2552 19:44:01.280873  <4>[    5.141833] i8042: PNP: PS/2 appears to have AUX port disabled, if this is incorrect please boot with i8042.nopnp

 2553 19:44:01.287908  <4>[    5.153542] i8042: Warning: Keylock active

 2554 19:44:01.290849  <6>[    5.158069] serio: i8042 KBD port at 0x60,0x64 irq 1

 2555 19:44:01.298218  <6>[    5.164656] rtc_cmos 00:01: RTC can wake from S4

 2556 19:44:01.304477  <6>[    5.170544] rtc_cmos 00:01: registered as rtc0

 2557 19:44:01.311289  <6>[    5.175480] input: AT Translated Set 2 keyboard as /devices/platform/i8042/serio0/input/input3

 2558 19:44:01.321265  <6>[    5.184586] rtc_cmos 00:01: alarms up to one day, 114 bytes nvram, hpet irqs

 2559 19:44:01.327549  <6>[    5.192362] device-mapper: ioctl: 4.43.0-ioctl (2020-10-01) initialised: dm-devel@redhat.com

 2560 19:44:01.334321  <6>[    5.201127] sdhci: Secure Digital Host Controller Interface driver

 2561 19:44:01.340983  <6>[    5.207565] sdhci: Copyright(c) Pierre Ossman

 2562 19:44:01.347902  <6>[    5.212384] sdhci-pci 0000:00:14.7: SDHCI controller found [1022:7906] (rev 1)

 2563 19:44:01.358936  <6>[    5.222671] usb 1-1: new high-speed USB device number 2 using ehci-pci

 2564 19:44:01.459437  <6>[    5.323140] mmc0: SDHCI controller on PCI [0000:00:14.7] using ADMA 64-bit

 2565 19:44:01.466167  <6>[    5.330502] sdhci-pci 0000:02:00.0: SDHCI controller found [1217:8620] (rev 1)

 2566 19:44:01.472414  <6>[    5.333467] usb 2-1: new high-speed USB device number 2 using xhci_hcd

 2567 19:44:01.479562  <6>[    5.339007] mmc1: emmc 1.8v flag is set, force 1.8v signaling voltage

 2568 19:44:01.486058  <6>[    5.353188] mmc1: SDHCI controller on PCI [0000:02:00.0] using ADMA

 2569 19:44:01.492754  <6>[    5.360025] hid: raw HID events driver (C) Jiri Kosina

 2570 19:44:01.499191  <6>[    5.365993] usbcore: registered new interface driver usbhid

 2571 19:44:01.502495  <6>[    5.371833] usbhid: USB HID core driver

 2572 19:44:01.513912  <6>[    5.376512] usb 1-1: New USB device found, idVendor=0438, idProduct=7900, bcdDevice= 0.18

 2573 19:44:01.520736  <6>[    5.379928] cros_ec_lpcs GOOG0004:00: Chrome EC device registered

 2574 19:44:01.527546  <6>[    5.385013] usb 1-1: New USB device strings: Mfr=0, Product=0, SerialNumber=0

 2575 19:44:01.534158  <6>[    5.392629] snd_hda_intel 0000:00:01.1: Force to non-snoop mode

 2576 19:44:01.537488  <6>[    5.405283] hub 1-1:1.0: USB hub found

 2577 19:44:01.543910  <6>[    5.409748] ipip: IPv4 and MPLS over IPv4 tunneling driver

 2578 19:44:01.547252  <6>[    5.409760] hub 1-1:1.0: 4 ports detected

 2579 19:44:01.553670  <6>[    5.416102] IPv4 over IPsec tunneling driver

 2580 19:44:01.560334  <3>[    5.425561] snd_hda_intel 0000:00:01.1: Cannot probe codecs, giving up

 2581 19:44:01.563537  <6>[    5.425922] Initializing XFRM netlink socket

 2582 19:44:01.571084  <6>[    5.437901] NET: Registered protocol family 10

 2583 19:44:01.574172  <6>[    5.443545] Segment Routing with IPv6

 2584 19:44:01.581495  <6>[    5.448627] NET: Registered protocol family 17

 2585 19:44:01.585043  <5>[    5.453526] Key type dns_resolver registered

 2586 19:44:01.594928  <6>[    5.458065] x86/pm: family 0x15 cpu detected, MSR saving is needed during suspending.

 2587 19:44:01.601534  <6>[    5.467009] microcode: CPU0: patch_level=0x06006705

 2588 19:44:01.604797  <6>[    5.472176] microcode: CPU1: patch_level=0x06006705

 2589 19:44:01.611660  <6>[    5.477364] microcode: Microcode Update Driver: v2.2.

 2590 19:44:01.614418  <6>[    5.477376] IPI shorthand broadcast: enabled

 2591 19:44:01.624324  <6>[    5.487391] sched_clock: Marking stable (5457781372, 29434313)->(5513840890, -26625205)

 2592 19:44:01.627748  <6>[    5.495983] registered taskstats version 1

 2593 19:44:01.634459  <5>[    5.500377] Loading compiled-in X.509 certificates

 2594 19:44:01.644417  <6>[    5.506187] usb 2-1: New USB device found, idVendor=04b4, idProduct=6502, bcdDevice=50.10

 2595 19:44:01.647308  <6>[    5.509542] PM:   Magic number: 8:420:698

 2596 19:44:01.654586  <6>[    5.514685] usb 2-1: New USB device strings: Mfr=0, Product=0, SerialNumber=0

 2597 19:44:01.657438  <6>[    5.526477] printk: console [netcon0] enabled

 2598 19:44:01.663897  <6>[    5.528669] hub 2-1:1.0: USB hub found

 2599 19:44:01.667409  <6>[    5.531117] netconsole: network logging started

 2600 19:44:01.670936  <6>[    5.535423] hub 2-1:1.0: 4 ports detected

 2601 19:44:01.678230  <6>[    5.544779] acpi_cpufreq: overriding BIOS provided _PSD data

 2602 19:44:01.799651  <6>[    5.663461] usb 2-3: new high-speed USB device number 3 using xhci_hcd

 2603 19:44:01.870430  <6>[    5.734453] usb 1-1.1: new high-speed USB device number 3 using ehci-pci

 2604 19:44:01.939769  <6>[    5.803424] usb 2-3: New USB device found, idVendor=0bda, idProduct=8153, bcdDevice=31.00

 2605 19:44:01.946692  <6>[    5.811871] usb 2-3: New USB device strings: Mfr=1, Product=2, SerialNumber=6

 2606 19:44:01.952990  <6>[    5.819268] usb 2-3: Product: USB 10/100/1000 LAN

 2607 19:44:01.956534  <6>[    5.824233] usb 2-3: Manufacturer: Realtek

 2608 19:44:01.959448  <6>[    5.828592] usb 2-3: SerialNumber: 001000001

 2609 19:44:02.003561  <6>[    5.867193] usb 1-1.1: New USB device found, idVendor=05c8, idProduct=03d1, bcdDevice= 1.03

 2610 19:44:02.010099  <6>[    5.875809] usb 1-1.1: New USB device strings: Mfr=3, Product=1, SerialNumber=2

 2611 19:44:02.016941  <6>[    5.883376] usb 1-1.1: Product: HP TrueVision HD Camera

 2612 19:44:02.020240  <6>[    5.888875] usb 1-1.1: Manufacturer: Foxlink

 2613 19:44:02.026631  <6>[    5.893407] usb 1-1.1: SerialNumber: 0x0001

 2614 19:44:02.033584  <6>[    5.897867] usb 2-1.1: new high-speed USB device number 4 using xhci_hcd

 2615 19:44:02.124865  <6>[    5.988434] usb 2-1.1: New USB device found, idVendor=0bda, idProduct=8153, bcdDevice=31.00

 2616 19:44:02.131581  <6>[    5.997057] usb 2-1.1: New USB device strings: Mfr=1, Product=2, SerialNumber=6

 2617 19:44:02.138248  <6>[    6.004625] usb 2-1.1: Product: USB 10/100/1000 LAN

 2618 19:44:02.141134  <6>[    6.009764] usb 2-1.1: Manufacturer: Realtek

 2619 19:44:02.148206  <6>[    6.014295] usb 2-1.1: SerialNumber: 000000000000

 2620 19:44:02.154247  <6>[    6.019274] usb 1-1.2: new full-speed USB device number 4 using ehci-pci

 2621 19:44:02.234339  <6>[    6.097674] usb 2-3: reset high-speed USB device number 3 using xhci_hcd

 2622 19:44:02.257110  <6>[    6.120791] usb 1-1.2: New USB device found, idVendor=0cf3, idProduct=e300, bcdDevice= 0.01

 2623 19:44:02.263995  <6>[    6.129403] usb 1-1.2: New USB device strings: Mfr=0, Product=0, SerialNumber=0

 2624 19:44:02.434002  <6>[    6.297515] usb 2-1.1: reset high-speed USB device number 4 using xhci_hcd

 2625 19:44:02.464201  <6>[    6.331309] r8152 2-3:1.0: load rtl8153b-2 v2 04/27/23 successfully

 2626 19:44:02.528164  <6>[    6.395134] r8152 2-3:1.0 eth0: v1.11.11

 2627 19:44:02.614558  <6>[    6.478298] r8152 2-1.1:1.0: load rtl8153b-2 v2 04/27/23 successfully

 2628 19:44:02.674818  <6>[    6.541621] r8152 2-1.1:1.0 eth1: v1.11.11

 2629 19:44:02.760073  <6>[    6.627122] mmc1: new HS200 MMC card at address 0001

 2630 19:44:02.767166  <6>[    6.633432] mmcblk1: mmc1:0001 DF4016 14.7 GiB 

 2631 19:44:02.773477  <6>[    6.638499] mmcblk1boot0: mmc1:0001 DF4016 partition 1 4.00 MiB

 2632 19:44:02.780215  <6>[    6.644860] mmcblk1boot1: mmc1:0001 DF4016 partition 2 4.00 MiB

 2633 19:44:02.786401  <6>[    6.651463] mmcblk1rpmb: mmc1:0001 DF4016 partition 3 4.00 MiB, chardev (245:0)

 2634 19:44:02.803336  <6>[    6.669956]  mmcblk1: p1 p2 p3 p4 p5 p6 p7 p8 p9 p10 p11 p12

 2635 19:44:04.370667  <6>[    8.237739] IPv6: ADDRCONF(NETDEV_CHANGE): eth0: link becomes ready

 2636 19:44:04.377472  <6>[    8.239477] r8152 2-3:1.0 eth0: carrier on

 2637 19:44:06.800689  <5>[    8.249741] Sending DHCP requests .., OK

 2638 19:44:06.807053  <6>[   10.671887] IP-Config: Got DHCP answer from 192.168.201.1, my address is 192.168.201.18

 2639 19:44:06.810412  <6>[   10.680145] IP-Config: Complete:

 2640 19:44:06.823614  <6>[   10.683637]      device=eth0, hwaddr=00:e0:4c:78:41:78, ipaddr=192.168.201.18, mask=255.255.255.0, gw=192.168.201.1

 2641 19:44:06.830036  <6>[   10.694334]      host=hp-11a-g6-ee-grunt-cbg-9, domain=lava-rack, nis-domain=(none)

 2642 19:44:06.837184  <6>[   10.702245]      bootserver=192.168.201.1, rootserver=192.168.201.1, rootpath=

 2643 19:44:06.843184  <6>[   10.702247]      nameserver0=192.168.201.1

 2644 19:44:06.897011  <5>[   10.760765] cfg80211: Loading compiled-in X.509 certificates for regulatory database

 2645 19:44:06.909861  <6>[   10.773783] modprobe (99) used greatest stack depth: 14208 bytes left

 2646 19:44:06.916314  <5>[   10.781386] cfg80211: Loaded X.509 cert 'sforshee: 00b28ddf47aef9cea7'

 2647 19:44:06.926210  <5>[   10.788595] cfg80211: Loaded X.509 cert 'wens: 61c038651aabdcf94bd0ac7ff06c7248db18c600'

 2648 19:44:06.933410  <4>[   10.797325] platform regulatory.0: Direct firmware load for regulatory.db failed with error -2

 2649 19:44:06.939996  <6>[   10.802542] clk: Disabling unused clocks

 2650 19:44:06.943453  <6>[   10.806314] cfg80211: failed to load regulatory.db

 2651 19:44:06.946207  <6>[   10.810628] ALSA device list:

 2652 19:44:06.949806  <6>[   10.818796]   No soundcards found.

 2653 19:44:06.956236  <4>[   10.823000] dw-apb-uart AMD0020:00: forbid DMA for kernel console

 2654 19:44:06.966305  <6>[   10.833180] Freeing unused kernel image (initmem) memory: 2156K

 2655 19:44:06.976926  <6>[   10.843822] Write protecting the kernel read-only data: 49152k

 2656 19:44:06.987778  <6>[   10.851369] Freeing unused kernel image (text/rodata gap) memory: 2028K

 2657 19:44:06.994527  <6>[   10.858316] Freeing unused kernel image (rodata/data gap) memory: 20K

 2658 19:44:06.997226  <6>[   10.865034] Run /init as init process

 2659 19:44:07.008434  <6>[   10.875637] cat (109) used greatest stack depth: 13760 bytes left

 2660 19:44:07.011989  Loading, please wait...

 2661 19:44:07.033807  Starting systemd-udevd version 252.22-1~deb12u1


 2662 19:44:07.133030  <6>[   10.996396] udevadm (127) used greatest stack depth: 13688 bytes left

 2663 19:44:07.391404  <6>[   11.258638] chromeos ramoops using acpi device.

 2664 19:44:07.423805  <4>[   11.287810] da7219 i2c-DLGS7219:00: Using default DAI clk names: da7219-dai-wclk, da7219-dai-bclk

 2665 19:44:07.439390  <6>[   11.303332] cz-da7219-max98357a AMD7219:00: ASoC: CPU DAI designware-i2s.1.auto not registered

 2666 19:44:07.446699  <3>[   11.312658] designware-i2s designware-i2s.1.auto: IRQ index 0 not found

 2667 19:44:07.456245  <4>[   11.314090] cros-usbpd-notify-acpi GOOG0003:00: Couldn't get Chrome EC device pointer.

 2668 19:44:07.466526  <3>[   11.330418] cz-da7219-max98357a AMD7219:00: devm_snd_soc_register_card(acpd7219m98357) failed: -517

 2669 19:44:07.479948  <6>[   11.343565] cz-da7219-max98357a AMD7219:00: ASoC: CPU DAI designware-i2s.1.auto not registered

 2670 19:44:07.490438  <3>[   11.354124] cz-da7219-max98357a AMD7219:00: devm_snd_soc_register_card(acpd7219m98357) failed: -517

 2671 19:44:07.506457  <3>[   11.370046] designware-i2s designware-i2s.2.auto: IRQ index 0 not found

 2672 19:44:07.512690  <6>[   11.377501] cz-da7219-max98357a AMD7219:00: ASoC: CPU DAI designware-i2s.2.auto not registered

 2673 19:44:07.523027  <3>[   11.386860] cz-da7219-max98357a AMD7219:00: devm_snd_soc_register_card(acpd7219m98357) failed: -517

 2674 19:44:07.529336  <6>[   11.391024] r8152 2-1.1:1.0 enxf4f5e850e77e: renamed from eth1

 2675 19:44:07.536261  <3>[   11.396403] designware-i2s designware-i2s.3.auto: IRQ index 0 not found

 2676 19:44:07.552840  <6>[   11.416565] cz-da7219-max98357a AMD7219:00: ASoC: CPU DAI designware-i2s.3.auto not registered

 2677 19:44:07.563900  <3>[   11.427528] cz-da7219-max98357a AMD7219:00: devm_snd_soc_register_card(acpd7219m98357) failed: -517

 2678 19:44:07.603515  <6>[   11.467532] uvcvideo: Found UVC 1.00 device HP TrueVision HD Camera (05c8:03d1)

 2679 19:44:07.629870  <6>[   11.496786]  amd-da7219-play: codec dai name = da7219-hifi

 2680 19:44:07.643142  <6>[   11.498507] input: HP TrueVision HD Camera: HP Tru as /devices/pci0000:00/0000:00:12.0/usb1/1-1/1-1.1/1-1.1:1.0/input/input4

 2681 19:44:07.678388  <6>[   11.542082] input: acpd7219m98357 Headset Jack as /devices/platform/AMD7219:00/sound/card0/input5

 2682 19:44:07.681759  

 2683 19:44:07.681843  

 2684 19:44:07.685041  coreboot-56f9d1cd49 Thu Sep  5 21:57:06 UTC 2019 smm starting...

 2685 19:44:07.685122  

 2686 19:44:07.688274  SMI# #0

 2687 19:44:07.688401  GSMI Unknown: 0xff

 2688 19:44:07.734496  <6>[   11.598556] ath10k_pci 0000:01:00.0: pci irq msi oper_irq_mode 2 irq_mode 0 reset_mode 0

 2689 19:44:07.741511  <6>[   11.608024] usbcore: registered new interface driver uvcvideo

 2690 19:44:07.745062  <6>[   11.614079] USB Video Class driver (1.1.1)

 2691 19:44:07.750033  

 2692 19:44:07.750121  

 2693 19:44:07.753109  coreboot-56f9d1cd49 Thu Sep  5 21:57:06 UTC 2019 smm starting...

 2694 19:44:07.753189  

 2695 19:44:07.756391  SMI# #0

 2696 19:44:07.756507  GSMI Handshake

 2697 19:44:07.762827  <6>[   11.630032] Registered efivars operations

 2698 19:44:07.766441  <6>[   11.634350] gsmi version 1.0 loaded

 2699 19:44:07.869317  Begin: Loading essential drivers ... done.

 2700 19:44:07.872845  Begin: Running /scripts/init-premount ... done.

 2701 19:44:07.879757  Begin: Mounting root file system ... Begin: Running /scripts/nfs-top ... done.

 2702 19:44:07.889254  Begin: Running /scripts/nfs-premount ... Waiting up to 60 secs for any ethernet to become available

 2703 19:44:07.892515  Device /sys/class/net/enxf4f5e850e77e found

 2704 19:44:07.892621  done.

 2705 19:44:07.899235  Begin: Waiting up to 180 secs for any network device to become available ... done.

 2706 19:44:07.905779  IP-Config: eth0 hardware address 00:e0:4c:78:41:78 mtu 1500 DHCP

 2707 19:44:07.915893  IP-Config: enxf4f5e850e77e hardware address f4:f5:e8:50:e7:7e mtu 1500 DHCP

 2708 19:44:07.969748  <6>[   11.833190] ath10k_pci 0000:01:00.0: qca6174 hw3.2 target 0x05030000 chip_id 0x00340aff sub 1a56:1435

 2709 19:44:07.979850  <6>[   11.842741] ath10k_pci 0000:01:00.0: kconfig debug 0 debugfs 0 tracing 0 dfs 0 testmode 0

 2710 19:44:07.996062  IP-Config: eth0 complete (dhcp from 192.168.201.1):<6>[   11.851845] ath10k_pci 0000:01:00.0: firmware ver WLAN.RM.4.4.1-00309- api 6 features wowlan,ignore-otp,mfp crc32 0793bcf2

 2711 19:44:07.996167  

 2712 19:44:08.002487   address: 192.168.201.18   broadcast: 192.168.201.255  netmask: 255.255.255.0   

 2713 19:44:08.009002   gateway: 192.168.201.1    dns0     : 192.168.201.1    dns1   : 0.0.0.0         

 2714 19:44:08.015575   host   : hp-11a-g6-ee-grunt-cbg-9                                        

 2715 19:44:08.022549   domain : lava-rack                                                       

 2716 19:44:08.025625   rootserver: 192.168.201.1 rootpath: 

 2717 19:44:08.025756   filename  : 

 2718 19:44:08.067459  <6>[   11.931200] ath10k_pci 0000:01:00.0: board_file api 2 bmi_id N/A crc32 d2863f91

 2719 19:44:08.155813  <6>[   12.019435] ath10k_pci 0000:01:00.0: htt-ver 3.87 wmi-op 4 htt-op 3 cal otp max-sta 32 raw 0 hwcrypto 1

 2720 19:44:08.179869  <6>[   12.043855] nfsmount (174) used greatest stack depth: 12504 bytes left

 2721 19:44:08.180006  done.

 2722 19:44:08.187871  Begin: Running /scripts/nfs-bottom ... done.

 2723 19:44:08.204270  Begin: Running /scripts/init-bottom ... done.

 2724 19:44:09.370370  SELinux:  Could not open policy file <= /etc/selinux/targeted/policy/policy.33:  No such file or directory

 2725 19:44:09.582248  <30>[   13.422984] systemd[1]: systemd 252.22-1~deb12u1 running in system mode (+PAM +AUDIT +SELINUX +APPARMOR +IMA +SMACK +SECCOMP +GCRYPT -GNUTLS +OPENSSL +ACL +BLKID +CURL +ELFUTILS +FIDO2 +IDN2 -IDN +IPTC +KMOD +LIBCRYPTSETUP +LIBFDISK +PCRE2 -PWQUALITY +P11KIT +QRENCODE +TPM2 +BZIP2 +LZ4 +XZ +ZLIB +ZSTD -BPF_FRAMEWORK -XKBCOMMON +UTMP +SYSVINIT default-hierarchy=unified)

 2726 19:44:09.588795  <30>[   13.456154] systemd[1]: Detected architecture x86-64.

 2727 19:44:09.599213  

 2728 19:44:09.602644  Welcome to Debian GNU/Linux 12 (bookworm)!

 2729 19:44:09.602745  


 2730 19:44:09.617856  <30>[   13.484855] systemd[1]: Hostname set to <debian-bookworm-amd64>.

 2731 19:44:10.375314  <30>[   14.239391] systemd[1]: Queued start job for default target graphical.target.

 2732 19:44:10.386639  <30>[   14.250135] systemd[1]: Created slice system-getty.slice - Slice /system/getty.

 2733 19:44:10.393095  [  OK  ] Created slice system-getty.slice - Slice /system/getty.


 2734 19:44:10.403949  <30>[   14.267647] systemd[1]: Created slice system-modprobe.slice - Slice /system/modprobe.

 2735 19:44:10.413460  [  OK  ] Created slice system-modpr…lice - Slice /system/modprobe.


 2736 19:44:10.423351  <30>[   14.285795] systemd[1]: Created slice system-serial\x2dgetty.slice - Slice /system/serial-getty.

 2737 19:44:10.430115  [  OK  ] Created slice system-seria… - Slice /system/serial-getty.


 2738 19:44:10.441063  <30>[   14.304537] systemd[1]: Created slice user.slice - User and Session Slice.

 2739 19:44:10.447373  [  OK  ] Created slice user.slice - User and Session Slice.


 2740 19:44:10.460659  <30>[   14.321326] systemd[1]: Started systemd-ask-password-console.path - Dispatch Password Requests to Console Directory Watch.

 2741 19:44:10.467517  [  OK  ] Started systemd-ask-passwo…quests to Console Directory Watch.


 2742 19:44:10.481803  <30>[   14.342138] systemd[1]: Started systemd-ask-password-wall.path - Forward Password Requests to Wall Directory Watch.

 2743 19:44:10.488304  [  OK  ] Started systemd-ask-passwo… Requests to Wall Directory Watch.


 2744 19:44:10.502583  <30>[   14.363063] systemd[1]: Set up automount proc-sys-fs-binfmt_misc.automount - Arbitrary Executable File Formats File System Automount Point.

 2745 19:44:10.512639  [  OK  ] Set up automount proc-sys-…rmats File System Automount Point.


 2746 19:44:10.518944  <30>[   14.384923] systemd[1]: Expecting device dev-ttyS0.device - /dev/ttyS0...

 2747 19:44:10.525368           Expecting device dev-ttyS0.device - /dev/ttyS0...


 2748 19:44:10.536848  <30>[   14.400880] systemd[1]: Reached target cryptsetup.target - Local Encrypted Volumes.

 2749 19:44:10.543750  [  OK  ] Reached target cryptsetup.…get - Local Encrypted Volumes.


 2750 19:44:10.554223  <30>[   14.417906] systemd[1]: Reached target integritysetup.target - Local Integrity Protected Volumes.

 2751 19:44:10.563765  [  OK  ] Reached target integrityse…Local Integrity Protected Volumes.


 2752 19:44:10.570644  <30>[   14.435911] systemd[1]: Reached target paths.target - Path Units.

 2753 19:44:10.577014  [  OK  ] Reached target paths.target - Path Units.


 2754 19:44:10.588213  <30>[   14.451878] systemd[1]: Reached target remote-fs.target - Remote File Systems.

 2755 19:44:10.594469  [  OK  ] Reached target remote-fs.target - Remote File Systems.


 2756 19:44:10.603082  <30>[   14.469877] systemd[1]: Reached target slices.target - Slice Units.

 2757 19:44:10.613020  [  OK  ] Reached target slices.target - Slice Units.


 2758 19:44:10.620266  <30>[   14.486907] systemd[1]: Reached target swap.target - Swaps.

 2759 19:44:10.626591  [  OK  ] Reached target swap.target - Swaps.


 2760 19:44:10.638006  <30>[   14.501895] systemd[1]: Reached target veritysetup.target - Local Verity Protected Volumes.

 2761 19:44:10.647662  [  OK  ] Reached target veritysetup… - Local Verity Protected Volumes.


 2762 19:44:10.658274  <30>[   14.522269] systemd[1]: Listening on systemd-initctl.socket - initctl Compatibility Named Pipe.

 2763 19:44:10.668602  [  OK  ] Listening on systemd-initc… initctl Compatibility Named Pipe.


 2764 19:44:10.681285  <30>[   14.544737] systemd[1]: Listening on systemd-journald-audit.socket - Journal Audit Socket.

 2765 19:44:10.690625  [  OK  ] Listening on systemd-journ…socket - Journal Audit Socket.


 2766 19:44:10.700300  <30>[   14.563873] systemd[1]: Listening on systemd-journald-dev-log.socket - Journal Socket (/dev/log).

 2767 19:44:10.710785  [  OK  ] Listening on systemd-journ…t - Journal Socket (/dev/log).


 2768 19:44:10.717220  <30>[   14.582495] systemd[1]: Listening on systemd-journald.socket - Journal Socket.

 2769 19:44:10.727102  [  OK  ] Listening on systemd-journald.socket - Journal Socket.


 2770 19:44:10.737089  <30>[   14.599850] systemd[1]: Listening on systemd-networkd.socket - Network Service Netlink Socket.

 2771 19:44:10.743355  [  OK  ] Listening on systemd-netwo… - Network Service Netlink Socket.


 2772 19:44:10.755886  <30>[   14.619523] systemd[1]: Listening on systemd-udevd-control.socket - udev Control Socket.

 2773 19:44:10.765494  [  OK  ] Listening on systemd-udevd….socket - udev Control Socket.


 2774 19:44:10.772278  <30>[   14.637355] systemd[1]: Listening on systemd-udevd-kernel.socket - udev Kernel Socket.

 2775 19:44:10.781996  [  OK  ] Listening on systemd-udevd…l.socket - udev Kernel Socket.


 2776 19:44:10.794011  <30>[   14.657402] systemd[1]: Mounting dev-hugepages.mount - Huge Pages File System...

 2777 19:44:10.800276           Mounting dev-hugepages.mount - Huge Pages File System...


 2778 19:44:10.811968  <30>[   14.675943] systemd[1]: Mounting dev-mqueue.mount - POSIX Message Queue File System...

 2779 19:44:10.818527           Mounting dev-mqueue.mount…POSIX Message Queue File System...


 2780 19:44:10.832031  <30>[   14.696095] systemd[1]: Mounting sys-kernel-debug.mount - Kernel Debug File System...

 2781 19:44:10.838626           Mounting sys-kernel-debug.… - Kernel Debug File System...


 2782 19:44:10.855347  <30>[   14.719074] systemd[1]: Mounting sys-kernel-tracing.mount - Kernel Trace File System...

 2783 19:44:10.861813           Mounting sys-kernel-tracin… - Kernel Trace File System...


 2784 19:44:10.882114  <30>[   14.746061] systemd[1]: Starting kmod-static-nodes.service - Create List of Static Device Nodes...

 2785 19:44:10.892000           Starting kmod-static-nodes…ate List of Static Device Nodes...


 2786 19:44:10.905407  <30>[   14.769195] systemd[1]: Starting modprobe@configfs.service - Load Kernel Module configfs...

 2787 19:44:10.915134           Starting modprobe@configfs…m - Load Kernel Module configfs...


 2788 19:44:10.924844  <30>[   14.788581] systemd[1]: Starting modprobe@dm_mod.service - Load Kernel Module dm_mod...

 2789 19:44:10.931609           Starting modprobe@dm_mod.s…[0m - Load Kernel Module dm_mod...


 2790 19:44:10.946173  <30>[   14.809945] systemd[1]: Starting modprobe@drm.service - Load Kernel Module drm...

 2791 19:44:10.953222           Starting modprobe@drm.service - Load Kernel Module drm...


 2792 19:44:10.966382  <30>[   14.830132] systemd[1]: Starting modprobe@efi_pstore.service - Load Kernel Module efi_pstore...

 2793 19:44:10.976094           Starting modprobe@efi_psto…- Load Kernel Module efi_pstore...


 2794 19:44:10.988321  <30>[   14.852243] systemd[1]: Starting modprobe@fuse.service - Load Kernel Module fuse...

 2795 19:44:10.995239           Starting modprobe@fuse.ser…e - Load Kernel Module fuse...


 2796 19:44:11.008017  <30>[   14.872036] systemd[1]: Starting modprobe@loop.service - Load Kernel Module loop...

 2797 19:44:11.014865           Starting modprobe@loop.ser…e - Load Kernel Module loop...


 2798 19:44:11.027840  <6>[   14.894950] fuse: init (API version 7.32)

 2799 19:44:11.037902  <30>[   14.901723] systemd[1]: Starting systemd-journald.service - Journal Service...

 2800 19:44:11.044841           Starting systemd-journald.service - Journal Service...


 2801 19:44:11.069132  <30>[   14.932837] systemd[1]: Starting systemd-modules-load.service - Load Kernel Modules...

 2802 19:44:11.075571           Starting systemd-modules-l…rvice - Load Kernel Modules...


 2803 19:44:11.090723  <30>[   14.951344] systemd[1]: Starting systemd-network-generator.service - Generate network units from Kernel command line...

 2804 19:44:11.097754           Starting systemd-network-g… units from Kernel command line...


 2805 19:44:11.117244  <30>[   14.980953] systemd[1]: Starting systemd-remount-fs.service - Remount Root and Kernel File Systems...

 2806 19:44:11.129160           Starting systemd-remount-f…nt Root and Kernel File Systems...


 2807 19:44:11.141152  <30>[   15.004941] systemd[1]: Starting systemd-udev-trigger.service - Coldplug All udev Devices...

 2808 19:44:11.147945           Starting systemd-udev-trig…[0m - Coldplug All udev Devices...


 2809 19:44:11.166102  <30>[   15.030147] systemd[1]: Mounted dev-hugepages.mount - Huge Pages File System.

 2810 19:44:11.172846  [  OK  ] Mounted dev-hugepages.mount - Huge Pages File System.


 2811 19:44:11.185537  <30>[   15.049285] systemd[1]: Mounted dev-mqueue.mount - POSIX Message Queue File System.

 2812 19:44:11.192016  [  OK  ] Mounted dev-mqueue.mount[…- POSIX Message Queue File System.


 2813 19:44:11.206549  <30>[   15.070168] systemd[1]: Mounted sys-kernel-debug.mount - Kernel Debug File System.

 2814 19:44:11.216005  [  OK  ] Mounted sys-kernel-debug.m…nt - Kernel Debug File System.


 2815 19:44:11.226893  <30>[   15.090269] systemd[1]: Mounted sys-kernel-tracing.mount - Kernel Trace File System.

 2816 19:44:11.236306  [  OK  ] Mounted sys-kernel-tracing…nt - Kernel Trace File System.


 2817 19:44:11.248452  <30>[   15.112341] systemd[1]: Finished kmod-static-nodes.service - Create List of Static Device Nodes.

 2818 19:44:11.258227  [  OK  ] Finished kmod-static-nodes…reate List of Static Device Nodes.


 2819 19:44:11.270171  <30>[   15.134152] systemd[1]: modprobe@configfs.service: Deactivated successfully.

 2820 19:44:11.280560  <30>[   15.142927] systemd[1]: Finished modprobe@configfs.service - Load Kernel Module configfs.

 2821 19:44:11.286815  [  OK  ] Finished modprobe@configfs…[0m - Load Kernel Module configfs.


 2822 19:44:11.299278  <30>[   15.162843] systemd[1]: modprobe@dm_mod.service: Deactivated successfully.

 2823 19:44:11.309118  <30>[   15.171474] systemd[1]: Finished modprobe@dm_mod.service - Load Kernel Module dm_mod.

 2824 19:44:11.315436  [  OK  ] Finished modprobe@dm_mod.s…e - Load Kernel Module dm_mod.


 2825 19:44:11.327514  <30>[   15.190997] systemd[1]: Started systemd-journald.service - Journal Service.

 2826 19:44:11.333786  [  OK  ] Started systemd-journald.service - Journal Service.


 2827 19:44:11.350282  [  OK  ] Finished modprobe@drm.service - Load Kernel Module drm.


 2828 19:44:11.361426  [  OK  ] Finished modprobe@efi_psto…m - Load Kernel Module efi_pstore.


 2829 19:44:11.372159  [  OK  ] Finished modprobe@fuse.service - Load Kernel Module fuse.


 2830 19:44:11.383368  [  OK  ] Finished modprobe@loop.service - Load Kernel Module loop.


 2831 19:44:11.393081  [  OK  ] Finished systemd-modules-l…service - Load Kernel Modules.


 2832 19:44:11.403324  [  OK  ] Finished systemd-network-g…rk units from Kernel command line.


 2833 19:44:11.412762  [  OK  ] Finished systemd-remount-f…ount Root and Kernel File Systems.


 2834 19:44:11.424090  [  OK  ] Reached target network-pre…get - Preparation for Network.


 2835 19:44:11.435807           Mounting sys-fs-fuse-conne… - FUSE Control File System...


 2836 19:44:11.447605           Mounting sys-kernel-config…ernel Configuration File System...


 2837 19:44:11.454098  <6>[   15.319005] mount (218) used greatest stack depth: 12368 bytes left

 2838 19:44:11.464638           Starting systemd-journal-f…h Journal to Persistent Storage...


 2839 19:44:11.475344           Starting systemd-random-se…ice - Load/Save Random Seed...


 2840 19:44:11.492555           Starting systemd-sysctl.se…ce - Apply Kernel Variables...


 2841 19:44:11.504918           Starting systemd-sysusers.…rvice - Create System Users...


 2842 19:44:11.536526  [  OK  ] Mounted sys-fs-fuse-connec…nt - FUSE Control File System.


 2843 19:44:11.546524  [  OK  ] Mounted sys-kernel-config.… Kernel Configuration File System.


 2844 19:44:11.562605  <46>[   15.426408] systemd-journald[213]: Received client request to flush runtime journal.

 2845 19:44:11.580090  [  OK  ] Finished systemd-sysctl.service - Apply Kernel Variables.


 2846 19:44:11.590600  [  OK  ] Finished systemd-random-se…rvice - Load/Save Random Seed.


 2847 19:44:11.605407  [  OK  ] Finished systemd-sysusers.service - Create System Users.


 2848 19:44:11.617541           Starting systemd-tmpfiles-…ate Static Device Nodes in /dev...


 2849 19:44:11.821173  [  OK  ] Finished systemd-udev-trig…e - Coldplug All udev Devices.


 2850 19:44:13.041896  [  OK  ] Finished systemd-journal-f…ush Journal to Persistent Storage.


 2851 19:44:13.066016  [  OK  ] Finished systemd-tmpfiles-…reate Static Device Nodes in /dev.


 2852 19:44:13.075312  [  OK  ] Reached target local-fs-pr…reparation for Local File Systems.


 2853 19:44:13.081816  [  OK  ] Reached target local-fs.target - Local File Systems.


 2854 19:44:13.097536           Starting systemd-binfmt.se…et Up Additional Binary Formats...


 2855 19:44:13.111644           Starting systemd-tmpfiles-… Volatile Files and Directories...


 2856 19:44:13.124996           Starting systemd-udevd.ser…ger for Device Events and Files...


 2857 19:44:13.140687           Mounting proc-sys-fs-binfm…utable File Formats File System...


 2858 19:44:13.168163  [  OK  ] Mounted proc-sys-fs-binfmt…ecutable File Formats File System.


 2859 19:44:13.184671  [  OK  ] Finished systemd-binfmt.se… Set Up Additional Binary Formats.


 2860 19:44:13.416306  [  OK  ] Finished systemd-tmpfiles-…te Volatile Files and Directories.


 2861 19:44:13.426958  [  OK  ] Started systemd-udevd.serv…nager for Device Events and Files.


 2862 19:44:13.445043           Starting systemd-networkd.…ice - Network Configuration...


 2863 19:44:13.462994           Starting systemd-timesyncd… - Network Time Synchronization...


 2864 19:44:13.477832           Starting systemd-update-ut…rd System Boot/Shutdown in UTMP...


 2865 19:44:13.685512  [  OK  ] Finished systemd-update-ut…cord System Boot/Shutdown in UTMP.


 2866 19:44:13.713522  [  OK  ] Found device dev-ttyS0.device - /dev/ttyS0.


 2867 19:44:13.953297  <6>[   17.820196] ath10k_pci 0000:01:00.0 wlp1s0: renamed from wlan0

 2868 19:44:14.546041  [  OK  ] Started systemd-networkd.service - Network Configuration.


 2869 19:44:14.553981  [  OK  ] Reached target network.target - Network.


 2870 19:44:14.582018  [  OK  ] Created slice system-syste…- Slice /system/systemd-backlight.


 2871 19:44:14.607291           Starting systemd-backlight…ghtness of backlight:amdgpu_bl0...


 2872 19:44:14.714387  [  OK  ] Started systemd-timesyncd.…0m - Network Time Synchronization.


 2873 19:44:14.725323  [  OK  ] Reached target time-set.target - System Time Set.


 2874 19:44:14.912043  [  OK  ] Listening on systemd-rfkil…l Switch Status /dev/rfkill Watch.


 2875 19:44:14.927076  [FAILED] Failed to start systemd-ba…rightness of backlight:amdgpu_bl0.


 2876 19:44:14.936332  See 'systemctl status systemd-backlight…klight:amdgpu_bl0.service' for details.


 2877 19:44:14.951890           Starting systemd-backlight…ghtness of backlight:amdgpu_bl0...


 2878 19:44:14.963319           Starting systemd-rfkill.se…Load/Save RF Kill Switch Status...


 2879 19:44:15.003113           Starting modprobe@dm_mod.s…[0m - Load Kernel Module dm_mod...


 2880 19:44:15.015736           Starting modprobe@efi_psto…- Load Kernel Module efi_pstore...


 2881 19:44:15.028206           Starting modprobe@loop.ser…e - Load Kernel Module loop...


 2882 19:44:15.039871  [  OK  ] Started systemd-rfkill.ser…- Load/Save RF Kill Switch Status.


 2883 19:44:15.054388  [FAILED] Failed to start systemd-ba…rightness of backlight:amdgpu_bl0.


 2884 19:44:15.066556  See 'systemctl status systemd-backlight…klight:amdgpu_bl0.service' for details.


 2885 19:44:15.079301  [  OK  ] Finished modprobe@dm_mod.s…e - Load Kernel Module dm_mod.


 2886 19:44:15.092440  [  OK  ] Finished modprobe@efi_psto…m - Load Kernel Module efi_pstore.


 2887 19:44:15.105239  [  OK  ] Finished modprobe@loop.service - Load Kernel Module loop.


 2888 19:44:15.120915           Starting systemd-backlight…ghtness of backlight:amdgpu_bl0...


 2889 19:44:15.166846  [FAILED] Failed to start systemd-ba…rightness of backlight:amdgpu_bl0.


 2890 19:44:15.177994  See 'systemctl status systemd-backlight…klight:amdgpu_bl0.service' for details.


 2891 19:44:15.193768           Starting systemd-backlight…ghtness of backlight:amdgpu_bl0...


 2892 19:44:15.278671  [FAILED] Failed to start systemd-ba…rightness of backlight:amdgpu_bl0.


 2893 19:44:15.290004  See 'systemctl status systemd-backlight…klight:amdgpu_bl0.service' for details.


 2894 19:44:15.305526           Starting systemd-backlight…ghtness of backlight:amdgpu_bl0...


 2895 19:44:15.341572  [FAILED] Failed to start systemd-ba…rightness of backlight:amdgpu_bl0.


 2896 19:44:15.353108  See 'systemctl status systemd-backlight…klight:amdgpu_bl0.service' for details.


 2897 19:44:15.364893  [FAILED] Failed to start systemd-ba…rightness of backlight:amdgpu_bl0.


 2898 19:44:15.375856  See 'systemctl status systemd-backlight…klight:amdgpu_bl0.service' for details.


 2899 19:44:15.385811  [  OK  ] Reached target sysinit.target - System Initialization.


 2900 19:44:15.398238  [  OK  ] Started apt-daily.timer - Daily apt download activities.


 2901 19:44:15.411023  [  OK  ] Started apt-daily-upgrade.… apt upgrade and clean activities.


 2902 19:44:15.422476  [  OK  ] Started dpkg-db-backup.tim… Daily dpkg database backup timer.


 2903 19:44:15.436147  [  OK  ] Started e2scrub_all.timer…etadata Check for All Filesystems.


 2904 19:44:15.448861  [  OK  ] Started fstrim.timer - Discard unused blocks once a week.


 2905 19:44:15.460448  [  OK  ] Started systemd-tmpfiles-c… Cleanup of Temporary Directories.


 2906 19:44:15.470898  [  OK  ] Reached target timers.target - Timer Units.


 2907 19:44:15.485267  [  OK  ] Listening on dbus.socket[…- D-Bus System Message Bus Socket.


 2908 19:44:15.494985  [  OK  ] Reached target sockets.target - Socket Units.


 2909 19:44:15.501952  [  OK  ] Reached target basic.target - Basic System.


 2910 19:44:15.540485           Starting alsa-restore.serv…- Save/Restore Sound Card State...


 2911 19:44:15.548591           Starting dbus.service - D-Bus System Message Bus...


 2912 19:44:15.578748           Starting e2scrub_reap.serv…e ext4 Metadata Check Snapshots...


 2913 19:44:15.621930           Starting systemd-logind.se…ice - User Login Management...


 2914 19:44:15.633663           Starting systemd-user-sess…vice - Permit User Sessions...


 2915 19:44:15.643649  [  OK  ] Finished alsa-restore.serv…m - Save/Restore Sound Card State.


 2916 19:44:15.655286  [  OK  ] Reached target sound.target - Sound Card.


 2917 19:44:15.694064  [  OK  ] Finished systemd-user-sess…ervice - Permit User Sessions.


 2918 19:44:15.709430  [  OK  ] Started getty@tty1.service - Getty on tty1.


 2919 19:44:15.723191  [  OK  ] Started serial-getty@ttyS0…rvice - Serial Getty on ttyS0.


 2920 19:44:15.734275  [  OK  ] Reached target getty.target - Login Prompts.


 2921 19:44:15.850858  [  OK  ] Started dbus.service - D-Bus System Message Bus.


 2922 19:44:15.980100  [  OK  ] Started systemd-logind.service - User Login Management.


 2923 19:44:15.991330  [  OK  ] Finished e2scrub_reap.serv…ine ext4 Metadata Check Snapshots.


 2924 19:44:16.005692  [  OK  ] Reached target multi-user.target - Multi-User System.


 2925 19:44:16.017745  [  OK  ] Reached target graphical.target - Graphical Interface.


 2926 19:44:16.033680           Starting systemd-update-ut… Record Runlevel Change in UTMP...


 2927 19:44:16.059108  [  OK  ] Finished systemd-update-ut… - Record Runlevel Change in UTMP.


 2928 19:44:16.098441  


 2929 19:44:16.102059  Debian GNU/Linux 12 debian-bookworm-amd64 ttyS0

 2930 19:44:16.102144  

 2931 19:44:16.104980  debian-bookworm-amd64 login: root (automatic login)

 2932 19:44:16.105060  


 2933 19:44:16.260852  Linux debian-bookworm-amd64 5.10.217-cip47 #1 SMP Fri May 17 17:45:30 UTC 2024 x86_64

 2934 19:44:16.261014  

 2935 19:44:16.267053  The programs included with the Debian GNU/Linux system are free software;

 2936 19:44:16.273725  the exact distribution terms for each program are described in the

 2937 19:44:16.277300  individual files in /usr/share/doc/*/copyright.

 2938 19:44:16.277411  

 2939 19:44:16.284101  Debian GNU/Linux comes with ABSOLUTELY NO WARRANTY, to the extent

 2940 19:44:16.287195  permitted by applicable law.

 2941 19:44:16.961292  Matched prompt #10: / #
 2943 19:44:16.961618  Kernel warnings or errors detected.
 2944 19:44:16.961685  Setting prompt string to ['/ #']
 2945 19:44:16.961775  end: 2.2.5.1 login-action (duration 00:00:20) [common]
 2947 19:44:16.962008  end: 2.2.5 auto-login-action (duration 00:00:21) [common]
 2948 19:44:16.962097  start: 2.2.6 expect-shell-connection (timeout 00:04:09) [common]
 2949 19:44:16.962166  Setting prompt string to ['/ #']
 2950 19:44:16.962226  Forcing a shell prompt, looking for ['/ #']
 2952 19:44:17.012427  / # 

 2953 19:44:17.012556  expect-shell-connection: Wait for prompt ['/ #'] (timeout 00:05:00)
 2954 19:44:17.012628  Waiting using forced prompt support (timeout 00:02:30)
 2955 19:44:17.019226  

 2956 19:44:17.019501  end: 2.2.6 expect-shell-connection (duration 00:00:00) [common]
 2957 19:44:17.019598  start: 2.2.7 export-device-env (timeout 00:04:09) [common]
 2959 19:44:17.119931  / # export NFS_ROOTFS='/var/lib/lava/dispatcher/tmp/13871418/extract-nfsrootfs-pz4kd5mt'

 2960 19:44:17.125723  export NFS_ROOTFS='/var/lib/lava/dispatcher/tmp/13871418/extract-nfsrootfs-pz4kd5mt'

 2962 19:44:17.226319  / # export NFS_SERVER_IP='192.168.201.1'

 2963 19:44:17.231653  export NFS_SERVER_IP='192.168.201.1'

 2964 19:44:17.231950  end: 2.2.7 export-device-env (duration 00:00:00) [common]
 2965 19:44:17.232053  end: 2.2 depthcharge-retry (duration 00:00:52) [common]
 2966 19:44:17.232144  end: 2 depthcharge-action (duration 00:00:52) [common]
 2967 19:44:17.232230  start: 3 lava-test-retry (timeout 00:08:45) [common]
 2968 19:44:17.232316  start: 3.1 lava-test-shell (timeout 00:08:45) [common]
 2969 19:44:17.232429  Using namespace: common
 2971 19:44:17.332786  / # #

 2972 19:44:17.332959  lava-test-shell: Wait for prompt ['/ #'] (timeout 00:10:00)
 2973 19:44:17.338158  #

 2974 19:44:17.338425  Using /lava-13871418
 2976 19:44:17.438745  / # export SHELL=/bin/bash

 2977 19:44:17.443904  export SHELL=/bin/bash

 2979 19:44:17.544560  / # . /lava-13871418/environment

 2980 19:44:17.551402  . /lava-13871418/environment

 2982 19:44:17.652817  / # /lava-13871418/bin/lava-test-runner /lava-13871418/0

 2983 19:44:17.653371  Test shell timeout: 10s (minimum of the action and connection timeout)
 2984 19:44:17.659369  /lava-13871418/bin/lava-test-runner /lava-13871418/0

 2985 19:44:17.865052  + export TESTRUN_ID=0_timesync-off

 2986 19:44:17.868494  + TESTRUN_ID=0_timesync-off

 2987 19:44:17.871311  + cd /lava-13871418/0/tests/0_timesync-off

 2988 19:44:17.874881  ++ cat uuid

 2989 19:44:17.874954  + UUID=13871418_1.5.2.3.1

 2990 19:44:17.878426  + set +x

 2991 19:44:17.881343  <LAVA_SIGNAL_STARTRUN 0_timesync-off 13871418_1.5.2.3.1>

 2992 19:44:17.881596  Received signal: <STARTRUN> 0_timesync-off 13871418_1.5.2.3.1
 2993 19:44:17.881672  Starting test lava.0_timesync-off (13871418_1.5.2.3.1)
 2994 19:44:17.881763  Skipping test definition patterns.
 2995 19:44:17.884766  + systemctl stop systemd-timesyncd

 2996 19:44:17.916670  + set +x

 2997 19:44:17.919933  <LAVA_SIGNAL_ENDRUN 0_timesync-off 13871418_1.5.2.3.1>

 2998 19:44:17.920719  Received signal: <ENDRUN> 0_timesync-off 13871418_1.5.2.3.1
 2999 19:44:17.921196  Ending use of test pattern.
 3000 19:44:17.921603  Ending test lava.0_timesync-off (13871418_1.5.2.3.1), duration 0.04
 3002 19:44:17.990433  + export TESTRUN_ID=1_kselftest-lkdtm

 3003 19:44:17.990582  + TESTRUN_ID=1_kselftest-lkdtm

 3004 19:44:17.997035  + cd /lava-13871418/0/tests/1_kselftest-lkdtm

 3005 19:44:17.997148  ++ cat uuid

 3006 19:44:17.999998  + UUID=13871418_1.5.2.3.5

 3007 19:44:18.000077  + set +x

 3008 19:44:18.007349  <LAVA_SIGNAL_STARTRUN 1_kselftest-lkdtm 13871418_1.5.2.3.5>

 3009 19:44:18.007606  Received signal: <STARTRUN> 1_kselftest-lkdtm 13871418_1.5.2.3.5
 3010 19:44:18.007679  Starting test lava.1_kselftest-lkdtm (13871418_1.5.2.3.5)
 3011 19:44:18.007782  Skipping test definition patterns.
 3012 19:44:18.009987  + cd ./automated/linux/kselftest/

 3013 19:44:18.040074  + ./kselftest.sh -c lkdtm -T '' -t kselftest_armhf.tar.gz -s True -u http://storage.kernelci.org/cip-gitlab/ci-iwamatsu-linux-5.10.y-cip-rc/v5.10.216-cip47-111-gec7251db09977/x86_64/x86_64_defconfig+x86-board+kselftest/gcc-10/kselftest.tar.xz -L '' -S /dev/null -b hp-11A-G6-EE-grunt -g cip-gitlab -e '' -p /opt/kselftests/mainline/ -n 1 -i 1

 3014 19:44:18.073965  INFO: install_deps skipped

 3015 19:44:18.562519  --2024-05-17 19:39:39--  http://storage.kernelci.org/cip-gitlab/ci-iwamatsu-linux-5.10.y-cip-rc/v5.10.216-cip47-111-gec7251db09977/x86_64/x86_64_defconfig+x86-board+kselftest/gcc-10/kselftest.tar.xz

 3016 19:44:18.571076  Resolving storage.kernelci.org (storage.kernelci.org)... 20.171.243.82

 3017 19:44:18.699897  Connecting to storage.kernelci.org (storage.kernelci.org)|20.171.243.82|:80... connected.

 3018 19:44:18.828080  HTTP request sent, awaiting response... 200 OK

 3019 19:44:18.831595  Length: 3475700 (3.3M) [application/octet-stream]

 3020 19:44:18.835222  Saving to: 'kselftest_armhf.tar.gz'

 3021 19:44:18.835789  

 3022 19:44:18.836275  

 3023 19:44:19.088043  kselftest_armhf.tar   0%[                    ]       0  --.-KB/s               

 3024 19:44:19.345976  kselftest_armhf.tar   1%[                    ]  47.81K   184KB/s               

 3025 19:44:19.651347  kselftest_armhf.tar   6%[>                   ] 217.50K   421KB/s               

 3026 19:44:19.861136  kselftest_armhf.tar  24%[===>                ] 817.06K   993KB/s               

 3027 19:44:20.118131  kselftest_armhf.tar  59%[==========>         ]   1.97M  1.91MB/s               

 3028 19:44:20.143216  kselftest_armhf.tar  94%[=================>  ]   3.12M  2.42MB/s               

 3029 19:44:20.149420  kselftest_armhf.tar 100%[===================>]   3.31M  2.52MB/s    in 1.3s    

 3030 19:44:20.149946  

 3031 19:44:20.447913  2024-05-17 19:39:40 (2.52 MB/s) - 'kselftest_armhf.tar.gz' saved [3475700/3475700]

 3032 19:44:20.448048  

 3033 19:44:28.318277  skiplist:

 3034 19:44:28.321905  ========================================

 3035 19:44:28.325447  ========================================

 3036 19:44:28.357962  lkdtm:PANIC.sh

 3037 19:44:28.358051  lkdtm:BUG.sh

 3038 19:44:28.361269  lkdtm:WARNING.sh

 3039 19:44:28.361361  lkdtm:WARNING_MESSAGE.sh

 3040 19:44:28.364454  lkdtm:EXCEPTION.sh

 3041 19:44:28.364530  lkdtm:LOOP.sh

 3042 19:44:28.368248  lkdtm:EXHAUST_STACK.sh

 3043 19:44:28.371031  lkdtm:CORRUPT_STACK.sh

 3044 19:44:28.371113  lkdtm:CORRUPT_STACK_STRONG.sh

 3045 19:44:28.374426  lkdtm:CORRUPT_LIST_ADD.sh

 3046 19:44:28.377698  lkdtm:CORRUPT_LIST_DEL.sh

 3047 19:44:28.381559  lkdtm:STACK_GUARD_PAGE_LEADING.sh

 3048 19:44:28.384452  lkdtm:STACK_GUARD_PAGE_TRAILING.sh

 3049 19:44:28.384534  lkdtm:UNSET_SMEP.sh

 3050 19:44:28.387482  lkdtm:DOUBLE_FAULT.sh

 3051 19:44:28.387560  lkdtm:CORRUPT_PAC.sh

 3052 19:44:28.391079  lkdtm:UNALIGNED_LOAD_STORE_WRITE.sh

 3053 19:44:28.394523  lkdtm:OVERWRITE_ALLOCATION.sh

 3054 19:44:28.397726  lkdtm:WRITE_AFTER_FREE.sh

 3055 19:44:28.401020  lkdtm:READ_AFTER_FREE.sh

 3056 19:44:28.401101  lkdtm:WRITE_BUDDY_AFTER_FREE.sh

 3057 19:44:28.404566  lkdtm:READ_BUDDY_AFTER_FREE.sh

 3058 19:44:28.407328  lkdtm:SLAB_FREE_DOUBLE.sh

 3059 19:44:28.410821  lkdtm:SLAB_FREE_CROSS.sh

 3060 19:44:28.410903  lkdtm:SLAB_FREE_PAGE.sh

 3061 19:44:28.414395  lkdtm:SOFTLOCKUP.sh

 3062 19:44:28.414483  lkdtm:HARDLOCKUP.sh

 3063 19:44:28.417334  lkdtm:SPINLOCKUP.sh

 3064 19:44:28.420832  lkdtm:HUNG_TASK.sh

 3065 19:44:28.420918  lkdtm:EXEC_DATA.sh

 3066 19:44:28.424329  lkdtm:EXEC_STACK.sh

 3067 19:44:28.424432  lkdtm:EXEC_KMALLOC.sh

 3068 19:44:28.427455  lkdtm:EXEC_VMALLOC.sh

 3069 19:44:28.427554  lkdtm:EXEC_RODATA.sh

 3070 19:44:28.431083  lkdtm:EXEC_USERSPACE.sh

 3071 19:44:28.434551  lkdtm:EXEC_NULL.sh

 3072 19:44:28.434660  lkdtm:ACCESS_USERSPACE.sh

 3073 19:44:28.437421  lkdtm:ACCESS_NULL.sh

 3074 19:44:28.437540  lkdtm:WRITE_RO.sh

 3075 19:44:28.440975  lkdtm:WRITE_RO_AFTER_INIT.sh

 3076 19:44:28.443738  lkdtm:WRITE_KERN.sh

 3077 19:44:28.447512  lkdtm:REFCOUNT_INC_OVERFLOW.sh

 3078 19:44:28.447661  lkdtm:REFCOUNT_ADD_OVERFLOW.sh

 3079 19:44:28.453985  lkdtm:REFCOUNT_INC_NOT_ZERO_OVERFLOW.sh

 3080 19:44:28.457688  lkdtm:REFCOUNT_ADD_NOT_ZERO_OVERFLOW.sh

 3081 19:44:28.457886  lkdtm:REFCOUNT_DEC_ZERO.sh

 3082 19:44:28.460389  lkdtm:REFCOUNT_DEC_NEGATIVE.sh

 3083 19:44:28.464203  lkdtm:REFCOUNT_DEC_AND_TEST_NEGATIVE.sh

 3084 19:44:28.467155  lkdtm:REFCOUNT_SUB_AND_TEST_NEGATIVE.sh

 3085 19:44:28.470734  lkdtm:REFCOUNT_INC_ZERO.sh

 3086 19:44:28.473920  lkdtm:REFCOUNT_ADD_ZERO.sh

 3087 19:44:28.477253  lkdtm:REFCOUNT_INC_SATURATED.sh

 3088 19:44:28.480465  lkdtm:REFCOUNT_DEC_SATURATED.sh

 3089 19:44:28.480919  lkdtm:REFCOUNT_ADD_SATURATED.sh

 3090 19:44:28.483744  lkdtm:REFCOUNT_INC_NOT_ZERO_SATURATED.sh

 3091 19:44:28.490394  lkdtm:REFCOUNT_ADD_NOT_ZERO_SATURATED.sh

 3092 19:44:28.493969  lkdtm:REFCOUNT_DEC_AND_TEST_SATURATED.sh

 3093 19:44:28.497337  lkdtm:REFCOUNT_SUB_AND_TEST_SATURATED.sh

 3094 19:44:28.497815  lkdtm:REFCOUNT_TIMING.sh

 3095 19:44:28.500696  lkdtm:ATOMIC_TIMING.sh

 3096 19:44:28.504004  lkdtm:USERCOPY_HEAP_SIZE_TO.sh

 3097 19:44:28.507049  lkdtm:USERCOPY_HEAP_SIZE_FROM.sh

 3098 19:44:28.510517  lkdtm:USERCOPY_HEAP_WHITELIST_TO.sh

 3099 19:44:28.513542  lkdtm:USERCOPY_HEAP_WHITELIST_FROM.sh

 3100 19:44:28.517232  lkdtm:USERCOPY_STACK_FRAME_TO.sh

 3101 19:44:28.519896  lkdtm:USERCOPY_STACK_FRAME_FROM.sh

 3102 19:44:28.523428  lkdtm:USERCOPY_STACK_BEYOND.sh

 3103 19:44:28.523877  lkdtm:USERCOPY_KERNEL.sh

 3104 19:44:28.526741  lkdtm:STACKLEAK_ERASING.sh

 3105 19:44:28.529778  lkdtm:CFI_FORWARD_PROTO.sh

 3106 19:44:28.533277  ============== Tests to run ===============

 3107 19:44:28.533736  lkdtm:PANIC.sh

 3108 19:44:28.536757  lkdtm:BUG.sh

 3109 19:44:28.537209  lkdtm:WARNING.sh

 3110 19:44:28.539697  lkdtm:WARNING_MESSAGE.sh

 3111 19:44:28.540104  lkdtm:EXCEPTION.sh

 3112 19:44:28.543185  lkdtm:LOOP.sh

 3113 19:44:28.543631  lkdtm:EXHAUST_STACK.sh

 3114 19:44:28.546645  lkdtm:CORRUPT_STACK.sh

 3115 19:44:28.549769  lkdtm:CORRUPT_STACK_STRONG.sh

 3116 19:44:28.552978  lkdtm:CORRUPT_LIST_ADD.sh

 3117 19:44:28.553395  lkdtm:CORRUPT_LIST_DEL.sh

 3118 19:44:28.556654  lkdtm:STACK_GUARD_PAGE_LEADING.sh

 3119 19:44:28.560065  lkdtm:STACK_GUARD_PAGE_TRAILING.sh

 3120 19:44:28.562886  lkdtm:UNSET_SMEP.sh

 3121 19:44:28.563334  lkdtm:DOUBLE_FAULT.sh

 3122 19:44:28.566502  lkdtm:CORRUPT_PAC.sh

 3123 19:44:28.569478  lkdtm:UNALIGNED_LOAD_STORE_WRITE.sh

 3124 19:44:28.573256  lkdtm:OVERWRITE_ALLOCATION.sh

 3125 19:44:28.573710  lkdtm:WRITE_AFTER_FREE.sh

 3126 19:44:28.575920  lkdtm:READ_AFTER_FREE.sh

 3127 19:44:28.579489  lkdtm:WRITE_BUDDY_AFTER_FREE.sh

 3128 19:44:28.583085  lkdtm:READ_BUDDY_AFTER_FREE.sh

 3129 19:44:28.583578  lkdtm:SLAB_FREE_DOUBLE.sh

 3130 19:44:28.585860  lkdtm:SLAB_FREE_CROSS.sh

 3131 19:44:28.589109  lkdtm:SLAB_FREE_PAGE.sh

 3132 19:44:28.589527  lkdtm:SOFTLOCKUP.sh

 3133 19:44:28.592336  lkdtm:HARDLOCKUP.sh

 3134 19:44:28.592848  lkdtm:SPINLOCKUP.sh

 3135 19:44:28.595544  lkdtm:HUNG_TASK.sh

 3136 19:44:28.599417  lkdtm:EXEC_DATA.sh

 3137 19:44:28.599885  lkdtm:EXEC_STACK.sh

 3138 19:44:28.602329  lkdtm:EXEC_KMALLOC.sh

 3139 19:44:28.602755  lkdtm:EXEC_VMALLOC.sh

 3140 19:44:28.605642  lkdtm:EXEC_RODATA.sh

 3141 19:44:28.609256  lkdtm:EXEC_USERSPACE.sh

 3142 19:44:28.609680  lkdtm:EXEC_NULL.sh

 3143 19:44:28.612773  lkdtm:ACCESS_USERSPACE.sh

 3144 19:44:28.613196  lkdtm:ACCESS_NULL.sh

 3145 19:44:28.615521  lkdtm:WRITE_RO.sh

 3146 19:44:28.618683  lkdtm:WRITE_RO_AFTER_INIT.sh

 3147 19:44:28.619170  lkdtm:WRITE_KERN.sh

 3148 19:44:28.621942  lkdtm:REFCOUNT_INC_OVERFLOW.sh

 3149 19:44:28.625520  lkdtm:REFCOUNT_ADD_OVERFLOW.sh

 3150 19:44:28.629054  lkdtm:REFCOUNT_INC_NOT_ZERO_OVERFLOW.sh

 3151 19:44:28.632045  lkdtm:REFCOUNT_ADD_NOT_ZERO_OVERFLOW.sh

 3152 19:44:28.635622  lkdtm:REFCOUNT_DEC_ZERO.sh

 3153 19:44:28.638849  lkdtm:REFCOUNT_DEC_NEGATIVE.sh

 3154 19:44:28.642290  lkdtm:REFCOUNT_DEC_AND_TEST_NEGATIVE.sh

 3155 19:44:28.645480  lkdtm:REFCOUNT_SUB_AND_TEST_NEGATIVE.sh

 3156 19:44:28.646037  lkdtm:REFCOUNT_INC_ZERO.sh

 3157 19:44:28.648469  lkdtm:REFCOUNT_ADD_ZERO.sh

 3158 19:44:28.652295  lkdtm:REFCOUNT_INC_SATURATED.sh

 3159 19:44:28.655183  lkdtm:REFCOUNT_DEC_SATURATED.sh

 3160 19:44:28.658810  lkdtm:REFCOUNT_ADD_SATURATED.sh

 3161 19:44:28.662242  lkdtm:REFCOUNT_INC_NOT_ZERO_SATURATED.sh

 3162 19:44:28.665080  lkdtm:REFCOUNT_ADD_NOT_ZERO_SATURATED.sh

 3163 19:44:28.668721  lkdtm:REFCOUNT_DEC_AND_TEST_SATURATED.sh

 3164 19:44:28.671548  lkdtm:REFCOUNT_SUB_AND_TEST_SATURATED.sh

 3165 19:44:28.675226  lkdtm:REFCOUNT_TIMING.sh

 3166 19:44:28.675644  lkdtm:ATOMIC_TIMING.sh

 3167 19:44:28.678765  lkdtm:USERCOPY_HEAP_SIZE_TO.sh

 3168 19:44:28.681597  lkdtm:USERCOPY_HEAP_SIZE_FROM.sh

 3169 19:44:28.685227  lkdtm:USERCOPY_HEAP_WHITELIST_TO.sh

 3170 19:44:28.688770  lkdtm:USERCOPY_HEAP_WHITELIST_FROM.sh

 3171 19:44:28.691751  lkdtm:USERCOPY_STACK_FRAME_TO.sh

 3172 19:44:28.694678  lkdtm:USERCOPY_STACK_FRAME_FROM.sh

 3173 19:44:28.698245  lkdtm:USERCOPY_STACK_BEYOND.sh

 3174 19:44:28.701527  lkdtm:USERCOPY_KERNEL.sh

 3175 19:44:28.702037  lkdtm:STACKLEAK_ERASING.sh

 3176 19:44:28.704972  lkdtm:CFI_FORWARD_PROTO.sh

 3177 19:44:28.707857  ===========End Tests to run ===============

 3178 19:44:28.711120  shardfile-lkdtm pass

 3179 19:44:28.951694  <12>[   32.819115] kselftest: Running tests in lkdtm

 3180 19:44:28.961155  TAP version 13

 3181 19:44:28.974014  1..70

 3182 19:44:28.982706  # selftests: lkdtm: PANIC.sh

 3183 19:44:29.417883  # Skipping PANIC: crashes entire system

 3184 19:44:29.420688  ok 1 selftests: lkdtm: PANIC.sh # SKIP

 3185 19:44:29.425729  # selftests: lkdtm: BUG.sh

 3186 19:44:29.552497  <6>[   33.419628] lkdtm: Performing direct entry BUG

 3187 19:44:29.556025  <4>[   33.424510] ------------[ cut here ]------------

 3188 19:44:29.562323  <2>[   33.429432] kernel BUG at drivers/misc/lkdtm/bugs.c:76!

 3189 19:44:29.569227  <4>[   33.434988] invalid opcode: 0000 [#1] SMP NOPTI

 3190 19:44:29.576107  <4>[   33.439774] CPU: 1 PID: 657 Comm: cat Tainted: G        W         5.10.217-cip47 #1

 3191 19:44:29.582065  <4>[   33.447677] Hardware name: Google Grunt/Grunt, BIOS  09/05/2019

 3192 19:44:29.586048  <4>[   33.453853] RIP: 0010:lkdtm_BUG+0x5/0x10

 3193 19:44:29.605532  <4>[   33.458031] Code: 89 ff e8 2e ac 79 ff 48 c7 c0 ea ff ff ff eb de 48 c7 c0 ea ff ff ff e9 29 48 a8 00 48 c7 c0 f4 ff ff ff eb c9 0f 1f 44 00 00 <0f> 0b 66 0f 1f 84 00 00 00 00 00 0f 1f 44 00 00 83 05 30 cc c9 03

 3194 19:44:29.611940  <4>[   33.477027] RSP: 0018:ffffa8af00df3e60 EFLAGS: 00010282

 3195 19:44:29.619052  <4>[   33.482505] RAX: ffffffff89580220 RBX: 0000000000000001 RCX: 0000000000000000

 3196 19:44:29.625558  <4>[   33.489887] RDX: 0000000000000000 RSI: ffff91786ad1bf50 RDI: ffffffff8b4403b0

 3197 19:44:29.632256  <4>[   33.497269] RBP: ffffffff8b92d6c0 R08: 0000000000000001 R09: 0000000000000001

 3198 19:44:29.638553  <4>[   33.504652] R10: 00000000ffffe000 R11: 3fffffffffffffff R12: 0000000000000004

 3199 19:44:29.648535  <4>[   33.512035] R13: ffffa8af00df3f10 R14: ffffa8af00df3f10 R15: ffff917846584000

 3200 19:44:29.654896  <4>[   33.519417] FS:  00007fafe13a5740(0000) GS:ffff91786ad00000(0000) knlGS:0000000000000000

 3201 19:44:29.661821  <4>[   33.527753] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033

 3202 19:44:29.668130  <4>[   33.533747] CR2: 00007fafe119f000 CR3: 0000000107a92000 CR4: 00000000001506e0

 3203 19:44:29.671664  <4>[   33.541128] Call Trace:

 3204 19:44:29.675150  <4>[   33.543839]  ? __die_body.cold+0x1a/0x1f

 3205 19:44:29.678771  <4>[   33.548020]  ? die+0x2b/0x50

 3206 19:44:29.681676  <4>[   33.551158]  ? do_trap+0x91/0x110

 3207 19:44:29.685018  <4>[   33.554729]  ? lkdtm_BUG+0x5/0x10

 3208 19:44:29.691403  <4>[   33.558300]  ? do_error_trap+0x90/0x110

 3209 19:44:29.695106  <4>[   33.562391]  ? lkdtm_BUG+0x5/0x10

 3210 19:44:29.698421  <4>[   33.565960]  ? lkdtm_BUG+0x5/0x10

 3211 19:44:29.701943  <4>[   33.569534]  ? exc_invalid_op+0x4e/0x70

 3212 19:44:29.704862  <4>[   33.573624]  ? lkdtm_BUG+0x5/0x10

 3213 19:44:29.708581  <4>[   33.577196]  ? asm_exc_invalid_op+0x12/0x20

 3214 19:44:29.714677  <4>[   33.581634]  ? direct_entry+0xe0/0xe0

 3215 19:44:29.717983  <4>[   33.585554]  ? lkdtm_BUG+0x5/0x10

 3216 19:44:29.721687  <4>[   33.589126]  direct_entry.cold+0x2c/0x38

 3217 19:44:29.724450  <4>[   33.593308]  full_proxy_write+0x56/0x80

 3218 19:44:29.728038  <4>[   33.597402]  vfs_write+0xea/0x3b0

 3219 19:44:29.731644  <4>[   33.600973]  ksys_write+0x68/0xf0

 3220 19:44:29.738048  <4>[   33.604545]  do_syscall_64+0x33/0x40

 3221 19:44:29.741618  <4>[   33.608375]  entry_SYSCALL_64_after_hwframe+0x67/0xcc

 3222 19:44:29.744315  <4>[   33.613682] RIP: 0033:0x7fafe12b8240

 3223 19:44:29.764194  <4>[   33.617514] Code: 40 00 48 8b 15 c1 9b 0d 00 f7 d8 64 89 02 48 c7 c0 ff ff ff ff eb b7 0f 1f 00 80 3d a1 23 0e 00 00 74 17 b8 01 00 00 00 0f 05 <48> 3d 00 f0 ff ff 77 58 c3 0f 1f 80 00 00 00 00 48 83 ec 28 48 89

 3224 19:44:29.771146  <4>[   33.636511] RSP: 002b:00007ffebeb6eb38 EFLAGS: 00000202 ORIG_RAX: 0000000000000001

 3225 19:44:29.780826  <4>[   33.644328] RAX: ffffffffffffffda RBX: 0000000000000004 RCX: 00007fafe12b8240

 3226 19:44:29.787648  <4>[   33.651712] RDX: 0000000000000004 RSI: 00007fafe119f000 RDI: 0000000000000001

 3227 19:44:29.794078  <4>[   33.659094] RBP: 0000000000000004 R08: 00000000ffffffff R09: 0000000000000000

 3228 19:44:29.800610  <4>[   33.666476] R10: 00007fafe11d94d0 R11: 0000000000000202 R12: 00007fafe119f000

 3229 19:44:29.810432  <4>[   33.673860] R13: 0000000000000001 R14: 0000000000020000 R15: 0000000000000000

 3230 19:44:29.850286  <4>[   33.681246] Modules linked in: fuse ip_tables cros_ec_sysfs cros_ec_lightbar cros_ec_debugfs cros_usbpd_charger cros_usbpd_logger cros_ec_chardev gsmi ath10k_pci ath10k_core uvcvideo videobuf2_vmalloc videobuf2_memops videobuf2_v4l2 cros_ec_dev videobuf2_common ath designware_i2s snd_soc_acp_da7219mx98357_mach cros_usbpd_notify snd_soc_max98357a snd_soc_da7219 snd_soc_adau7002 acp_audio_dma chromeos_pstore snd_soc_core snd_compress snd_pcm_dmaengine regmap_i2c coreboot_table

 3231 19:44:29.853218  

 3232 19:44:29.853630  

 3233 19:44:29.856866  coreboot-56f9d1cd49 Thu Sep  5 21:57:06 UTC 2019 smm starting...

 3234 19:44:29.857284  

 3235 19:44:29.860296  SMI# #1

 3236 19:44:29.863234  GSMI Set Event Log (type=0xdead instance=0x3)

 3237 19:44:29.866772  FMAP: Found "FLASH" version 1.1 at d7f000.

 3238 19:44:29.870325  FMAP: base = ff000000 size = 1000000 #areas = 30

 3239 19:44:29.876969  FMAP: area RW_ELOG found @ 45d000 (16384 bytes)

 3240 19:44:29.877388  Manufacturer: ef

 3241 19:44:29.883312  SF: Detected W25Q128FW with sector size 0x1000, total 0x1000000

 3242 19:44:29.886552  ELOG: NV offset 0x45d000 size 0x4000

 3243 19:44:29.894673  ELOG: area is 4096 bytes, full threshold 3842, shrink size 1024

 3244 19:44:29.901789  ELOG: Event(81) added with size 13 at 2024-05-17 19:39:51 UTC

 3245 19:44:29.904493  <0>[   33.773009] gsmi: Log Shutdown Reason 0x03

 3246 19:44:29.913140  <4>[   33.779989] ---[ end trace 76cba25db7fed6a4 ]---

 3247 19:44:29.916492  <4>[   33.784925] RIP: 0010:lkdtm_BUG+0x5/0x10

 3248 19:44:29.936190  <4>[   33.789163] Code: 89 ff e8 2e ac 79 ff 48 c7 c0 ea ff ff ff eb de 48 c7 c0 ea ff ff ff e9 29 48 a8 00 48 c7 c0 f4 ff ff ff eb c9 0f 1f 44 00 00 <0f> 0b 66 0f 1f 84 00 00 00 00 00 0f 1f 44 00 00 83 05 30 cc c9 03

 3249 19:44:29.942792  <4>[   33.808214] RSP: 0018:ffffa8af00df3e60 EFLAGS: 00010282

 3250 19:44:29.949789  <4>[   33.813697] RAX: ffffffff89580220 RBX: 0000000000000001 RCX: 0000000000000000

 3251 19:44:29.956036  <4>[   33.821087] RDX: 0000000000000000 RSI: ffff91786ad1bf50 RDI: ffffffff8b4403b0

 3252 19:44:29.962454  <4>[   33.828477] RBP: ffffffff8b92d6c0 R08: 0000000000000001 R09: 0000000000000001

 3253 19:44:29.972504  <4>[   33.835866] R10: 00000000ffffe000 R11: 3fffffffffffffff R12: 0000000000000004

 3254 19:44:29.978811  <4>[   33.843328] R13: ffffa8af00df3f10 R14: ffffa8af00df3f10 R15: ffff917846584000

 3255 19:44:29.985484  <4>[   33.850762] FS:  00007fafe13a5740(0000) GS:ffff91786ad00000(0000) knlGS:0000000000000000

 3256 19:44:29.992623  <4>[   33.859161] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033

 3257 19:44:30.002218  <4>[   33.865228] CR2: 00007fafe119f000 CR3: 0000000107a92000 CR4: 00000000001506e0

 3258 19:44:30.002874  # Segmentation fault

 3259 19:44:30.070823  # [   33.419628] lkdtm: Performing direct entry BUG

 3260 19:44:30.074324  # [   33.424510] ------------[ cut here ]------------

 3261 19:44:30.080693  # [   33.429432] kernel BUG at drivers/misc/lkdtm/bugs.c:76!

 3262 19:44:30.083636  # [   33.434988] invalid opcode: 0000 [#1] SMP NOPTI

 3263 19:44:30.093660  # [   33.439774] CPU: 1 PID: 657 Comm: cat Tainted: G        W         5.10.217-cip47 #1

 3264 19:44:30.100149  # [   33.447677] Hardware name: Google Grunt/Grunt, BIOS  09/05/2019

 3265 19:44:30.103676  # [   33.453853] RIP: 0010:lkdtm_BUG+0x5/0x10

 3266 19:44:30.123131  # [   33.458031] Code: 89 ff e8 2e ac 79 ff 48 c7 c0 ea ff ff ff eb de 48 c7 c0 ea ff ff ff e9 29 48 a8 00 48 c7 c0 f4 ff ff ff eb c9 0f 1f 44 00 00 <0f> 0b 66 0f 1f 84 00 00 00 00 00 0f 1f 44 00 00 83 05 30 cc c9 03

 3267 19:44:30.126725  # [   33.477027] RSP: 0018:ffffa8af00df3e60 EFLAGS: 00010282

 3268 19:44:30.132979  # [   33.482505] RAX: ffffffff89580220 RBX: 0000000000000001 RCX: 0000000000000000

 3269 19:44:30.143466  # [   33.489887] RDX: 0000000000000000 RSI: ffff91786ad1bf50 RDI: ffffffff8b4403b0

 3270 19:44:30.149547  # [   33.497269] RBP: ffffffff8b92d6c0 R08: 0000000000000001 R09: 0000000000000001

 3271 19:44:30.156612  # [   33.504652] R10: 00000000ffffe000 R11: 3fffffffffffffff R12: 0000000000000004

 3272 19:44:30.162757  # [   33.512035] R13: ffffa8af00df3f10 R14: ffffa8af00df3f10 R15: ffff917846584000

 3273 19:44:30.172578  # [   33.519417] FS:  00007fafe13a5740(0000) GS:ffff91786ad00000(0000) knlGS:0000000000000000

 3274 19:44:30.179057  # [   33.527753] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033

 3275 19:44:30.186171  # [   33.533747] CR2: 00007fafe119f000 CR3: 0000000107a92000 CR4: 00000000001506e0

 3276 19:44:30.189285  # [   33.541128] Call Trace:

 3277 19:44:30.192772  # [   33.543839]  ? __die_body.cold+0x1a/0x1f

 3278 19:44:30.196028  # [   33.548020]  ? die+0x2b/0x50

 3279 19:44:30.199547  # [   33.551158]  ? do_trap+0x91/0x110

 3280 19:44:30.202808  # [   33.554729]  ? lkdtm_BUG+0x5/0x10

 3281 19:44:30.209352  # [   33.558300]  ?<6>[   34.056795] lkdtm: Performing direct entry WARNING

 3282 19:44:30.212174   do_error_trap+0x90/0x110

 3283 19:44:30.215780  # [   33.562391]  ? lkdtm_BUG+0x5/0x10

 3284 19:44:30.218721  # [   33.565960]  ? lkdtm_BUG+0x5/0x10

 3285 19:44:30.222265  # [   33.569534]  ? exc_invalid_op+0x4e/0x70

 3286 19:44:30.225791  # [   33.573624]  ? lkdtm_BUG+0x5/0x10

 3287 19:44:30.228669  # [   33.577196]  ? asm_exc_invalid_op+0x12/0x20

 3288 19:44:30.235678  # [   33.5816<4>[   34.080367] ------------[ cut here ]------------

 3289 19:44:30.238485  34]  ? direct_entry+0xe0/0xe0

 3290 19:44:30.242086  # [   33.585554]  ? lkdtm_BUG+0x5/0x10

 3291 19:44:30.245608  # [   33.589126]  direct_entry.cold+0x2c/0x38

 3292 19:44:30.248517  # [   33.593308]  full_proxy_write+0x56/0x80

 3293 19:44:30.252059  # [   33.597402]  vfs_write+0xea/0x3b0

 3294 19:44:30.255035  # [   33.600973]  ksys_write+0x68/0xf0

 3295 19:44:30.265409  # [   33.604<4>[   34.107344] WARNING: CPU: 1 PID: 695 at drivers/misc/lkdtm/bugs.c:83 lkdtm_WARNING+0x13/0x20

 3296 19:44:30.268815  545]  do_syscall_64+0x33/0x40

 3297 19:44:30.275218  # [   33.608375]  entry_SYSCALL_64_after_hwframe+0x67/0xcc

 3298 19:44:30.277972  # [   33.613682] RIP: 0033:0x7fafe12b8240

 3299 19:44:30.330698  # [   33.617514] Code: 40 00 48 8b 15 c1 9b 0d 00 f7 d8 64 89 02 48 c7 c0 ff ff ff ff eb b7 0f 1f 00 80 3d a1 23 0e 00 00 <4>[   34.138200] Modules linked in: fuse ip_tables cros_ec_sysfs cros_ec_lightbar cros_ec_debugfs cros_usbpd_charger cros_usbpd_logger cros_ec_chardev gsmi ath10k_pci ath10k_core uvcvideo videobuf2_vmalloc videobuf2_memops videobuf2_v4l2 cros_ec_dev videobuf2_common ath designware_i2s snd_soc_acp_da7219mx98357_mach cros_usbpd_notify snd_soc_max98357a snd_soc_da7219 snd_soc_adau7002 acp_audio_dma chromeos_pstore snd_soc_core snd_compress snd_pcm_dmaengine regmap_i2c coreboot_table

 3300 19:44:30.338012  74 17 b8 01 00 00 00 0f 05 <48> 3d 00 f0 ff ff 77 58 c3 0f 1f 80 00 00 00 00 48 83 ec 28 48 89

 3301 19:44:30.347257  # [   33.636511] RSP: 002b:00007ffebeb6eb38 EFLAGS: 00000202 ORIG_RAX: 0000000000000001

 3302 19:44:30.360940  # [   33.644328] RAX: ffffffffffffffda RBX: 0000000000000004 RCX: 00007<4>[   34.202625] CPU: 1 PID: 695 Comm: cat Tainted: G      D W         5.10.217-cip47 #1

 3303 19:44:30.361460  fafe12b8240

 3304 19:44:30.370515  # [   33.651712] RDX: 0000000000000004 RSI: 00007fafe119f000 RDI: 0000000000000001

 3305 19:44:30.376932  # [   33.659094] RBP: 0000000000000004 R08: 00000000ffffffff R09: 0000000000000000

 3306 19:44:30.390639  # [   33.666476] R10: 00007fafe11d94d0 R11: 0000000000000202 R12: 00007fafe<4>[   34.232710] Hardware name: Google Grunt/Grunt, BIOS  09/05/2019

 3307 19:44:30.391257  119f000

 3308 19:44:30.396820  # [   33.673860] R13: 0000000000000001 R14: 0000000000020000 R15: 0000000000000000

 3309 19:44:30.416951  # [   33.681246] Modules linked in: fuse ip_tables cros_ec_sysfs cros_ec_lightbar cros_ec_debugfs cros_usbpd_charger cros_usbpd_logger cros_ec_chardev gsmi ath10k_<4>[   34.261136] RIP: 0010:lkdtm_WARNING+0x13/0x20

 3310 19:44:30.456173  pci ath10k_core uvcvideo videobuf2_vmalloc videobuf2_memops videobuf2_v4l2 cros_ec_dev videobuf2_common ath designware_i2s snd_soc_acp_da7219mx98357_mach cros_usbpd_notify snd_soc_max98357a snd_soc_da7219 snd_soc_adau7002 acp_audio_dma chromeos_pstore snd_<4>[   34.287872] 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 30 cc c9 03 01 75 05 e9 fd 47 a8 00 <0f> 0b e9 f6 47 a8 00 66 0f 1f 44 00 00 0f 1f 44 00 00 8b 05 11 cc

 3311 19:44:30.462681  soc_core snd_compress snd_pcm_dmaengine regmap_i2c coreboot_table

 3312 19:44:30.465796  # [   33.773009] gsmi: Log Shutdown Reason 0x03

 3313 19:44:30.472653  # [   33.779989] ---[ end trace 76cba25db7fed6a4 ]---

 3314 19:44:30.475504  # [   33.784925] RIP: 0010:lkdtm_BUG+0x5/0x10

 3315 19:44:30.485642  # [   33.789163] Code: 89 ff e8 2e ac <4>[   34.329116] RSP: 0018:ffffa8af00e6be60 EFLAGS: 00010202

 3316 19:44:30.498835  79 ff 48 c7 c0 ea ff ff ff eb de 48 c7 c0 ea ff ff ff e9 29 48 a8 00 48 c7 c0 f4 ff ff ff eb c9 0f 1f 44 00 00 <0f> 0b 66 0f 1f 84 00 00 00 00 00 0f 1f 44 00 00 83 05 30 cc c9 03

 3317 19:44:30.505404  # [   33.808214] RSP: 0018:ffffa8af00df3e60 EFLAGS: 00010282

 3318 19:44:30.515134  # [   33.81369<4>[   34.356726] RAX: ffffffff89580230 RBX: 0000000000000002 RCX: 0000000000000000

 3319 19:44:30.521651  7] RAX: ffffffff89580220 RBX: 0000000000000001 RCX: 0000000000000000

 3320 19:44:30.528181  # [   33.821087] RDX: 0000000000000000 RSI: ffff91786ad1bf50 RDI: ffffffff8b4403b0

 3321 19:44:30.535175  # [   33.828477] RBP: ffffffff8b92d6c0 R08: 0000000000000001 R09: 0000000000000001

 3322 19:44:30.544715  # [   33.835866] R<4>[   34.386389] RDX: 0000000000000000 RSI: ffff91786ad1bf50 RDI: ffffffff8b4403c0

 3323 19:44:30.548440  10: 00000000ffffe000 R11: 3fffffffffffffff R12: 0000000000000004

 3324 19:44:30.558173  # [   33.843328] R13: ffffa8af00df3f10 R14: ffffa8af00df3f10 R15: ffff917846584000

 3325 19:44:30.564614  # [   33.850762] FS:  00007fafe13a5740(0000) GS:ffff91786ad00000(0000) knlGS:0000000000000000

 3326 19:44:30.574388  # [   33.8<4>[   34.415898] RBP: ffffffff8b8c69b7 R08: 0000000000000000 R09: 0000000000000000

 3327 19:44:30.584202  59161] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033<4>[   34.445341] R10: 00000000ffffe000 R11: 3fffffffffffffff R12: 0000000000000008

 3328 19:44:30.584709  

 3329 19:44:30.593917  <4>[   34.457552] R13: ffffa8af00e6bf10 R14: ffffa8af00e6bf10 R15: ffff917845e4d000

 3330 19:44:30.607473  # [   33.865228] CR2: 00007fafe119f000 CR3: 0000000107a92000 CR4: 00000000001506e0<4>[   34.465133] FS:  00007f2e0c314740(0000) GS:ffff91786ad00000(0000) knlGS:0000000000000000

 3331 19:44:30.610650  

 3332 19:44:30.613796  <4>[   34.480608] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033

 3333 19:44:30.623768  # BUG: saw 'kernel BUG at': ok<4>[   34.486786] CR2: 00007f2e0c0cf000 CR3: 0000000102ca4000 CR4: 00000000001506e0

 3334 19:44:30.627337  <4>[   34.496778] Call Trace:

 3335 19:44:30.627808  

 3336 19:44:30.630227  <4>[   34.499529]  ? __warn+0x80/0x110

 3337 19:44:30.637559  ok 2 selftests: lkdtm: BUG.sh<4>[   34.503179]  ? lkdtm_WARNING+0x13/0x20

 3338 19:44:30.638112  

 3339 19:44:30.640385  <4>[   34.509786]  ? report_bug+0x9e/0xc0

 3340 19:44:30.643913  # selftests: lkdtm: WARNING.sh

 3341 19:44:30.647143  <4>[   34.513716]  ? handle_bug+0x41/0x90

 3342 19:44:30.653294  <4>[   34.520171]  ? exc_invalid_op+0x14/0x70

 3343 19:44:30.656958  <4>[   34.524272]  ? asm_exc_invalid_op+0x12/0x20

 3344 19:44:30.660531  <4>[   34.528719]  ? lkdtm_BUG+0x10/0x10

 3345 19:44:30.663338  <4>[   34.532385]  ? lkdtm_WARNING+0x13/0x20

 3346 19:44:30.670240  <4>[   34.536398]  direct_entry.cold+0x2c/0x38

 3347 19:44:30.673204  <4>[   34.540586]  full_proxy_write+0x56/0x80

 3348 19:44:30.676688  <4>[   34.544695]  vfs_write+0xea/0x3b0

 3349 19:44:30.680309  <4>[   34.548272]  ksys_write+0x68/0xf0

 3350 19:44:30.683197  <4>[   34.551850]  do_syscall_64+0x33/0x40

 3351 19:44:30.690206  <4>[   34.555688]  entry_SYSCALL_64_after_hwframe+0x67/0xcc

 3352 19:44:30.696445  <4>[   34.563514] RIP: 0033:0x7f2e0c1e8240

 3353 19:44:30.713129  <4>[   34.567352] Code: 40 00 48 8b 15 c1 9b 0d 00 f7 d8 64 89 02 48 c7 c0 ff ff ff ff eb b7 0f 1f 00 80 3d a1 23 0e 00 00 74 17 b8 01 00 00 00 0f 05 <48> 3d 00 f0 ff ff 77 58 c3 0f 1f 80 00 00 00 00 48 83 ec 28 48 89

 3354 19:44:30.723280  <4>[   34.586450] RSP: 002b:00007ffc4df4c178 EFLAGS: 00000202 ORIG_RAX: 0000000000000001

 3355 19:44:30.729674  <4>[   34.594275] RAX: ffffffffffffffda RBX: 0000000000000008 RCX: 00007f2e0c1e8240

 3356 19:44:30.736216  <4>[   34.601665] RDX: 0000000000000008 RSI: 00007f2e0c0cf000 RDI: 0000000000000001

 3357 19:44:30.746324  <4>[   34.609086] RBP: 0000000000000008 R08: 00000000ffffffff R09: 0000000000000000

 3358 19:44:30.752627  <4>[   34.616476] R10: 00007f2e0c1094d0 R11: 0000000000000202 R12: 00007f2e0c0cf000

 3359 19:44:30.759526  <4>[   34.623868] R13: 0000000000000001 R14: 0000000000020000 R15: 0000000000000000

 3360 19:44:30.762750  <4>[   34.631267] irq event stamp: 0

 3361 19:44:30.769152  <4>[   34.634584] hardirqs last  enabled at (0): [<0000000000000000>] 0x0

 3362 19:44:30.779405  <4>[   34.641121] hardirqs last disabled at (0): [<ffffffff88afde5c>] copy_process+0x65c/0x20e0

 3363 19:44:30.785817  <4>[   34.649555] softirqs last  enabled at (0): [<ffffffff88afde5c>] copy_process+0x65c/0x20e0

 3364 19:44:30.792586  <4>[   34.657988] softirqs last disabled at (0): [<0000000000000000>] 0x0

 3365 19:44:30.795960  <4>[   34.664513] ---[ end trace 76cba25db7fed6a5 ]---

 3366 19:44:30.824077  # [   34.056795] lkdtm: Performing direct entry WARNING

 3367 19:44:30.826733  # [   34.080367] ------------[ cut here ]------------

 3368 19:44:30.836714  # [   34.107344] WARNING: CPU: 1 PID: 695 at drivers/misc/lkdtm/bugs.c:83 lkdtm_WARNING+0x13/0x20

 3369 19:44:30.879300  # [   34.138200] Modules linked in: fuse ip_tables cros_ec_sysfs cros_ec_lightbar cros_ec_debugfs cros_usbpd_charger cros_usbpd_logger cros_ec_chardev gsmi ath10k_pci ath10k_core uvcvideo videobuf2_vmalloc videobuf2_memops videobuf2_v4l2 cros_ec_dev videobuf2_common ath designware_i2s snd_soc_acp_da7219mx98357_mach cros_usbpd_notify snd_soc_max98357a snd_soc_da7219 snd_soc_adau7002 acp_audio_dma chromeos_pstore snd_soc_core snd_compress snd_pcm_dmaengine regmap_i2c coreboot_table

 3370 19:44:30.886187  # [   34.202625] CPU: 1 PID: 695 Comm: cat Tainted: G      D W         5.10.217-cip47 #1

 3371 19:44:30.892679  # [   34.232710] Hardware name: Google Grunt/Grunt, BIOS  09/05/2019

 3372 19:44:30.895870  # [   34.261136] RIP: 0010:lkdtm_WARNING+0x13/0x20

 3373 19:44:30.916378  # [   34.287872] 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 30 cc c9 03 01 75 05 e9 fd 47 a8 00 <0f> 0b e9 f6 47 a8 00 66 0f 1f 44 00 00 0f 1f 44 00 00 8b 05 11 cc

 3374 19:44:30.922328  # [   34.329116] RSP: 0018:ffffa8af00e6be60 EFLAGS: 00010202

 3375 19:44:30.929605  # [   34.356726] RAX: ffffffff89580230 RBX: 0000000000000002 RCX: 0000000000000000

 3376 19:44:30.935900  # [   34.386389] RDX: 0000000000000000 RSI: ffff91786ad1bf50 RDI: ffffffff8b4403c0

 3377 19:44:30.942295  # [   34.415898] RBP: ffffffff8b8c69b7 R08: 0000000000000000 R09: 0000000000000000

 3378 19:44:30.952668  # [   34.445341] R10: 00000000ffffe000 R11: 3fffffffffffffff R12: 0000000000000008

 3379 19:44:30.959229  # [   34.457552] R13: ffffa8af00e6bf10 R14: ffffa8af00e6bf10 R15: ffff917845e4d000

 3380 19:44:30.965484  # [   34.465<6>[   34.811041] lkdtm: Performing direct entry WARNING_MESSAGE

 3381 19:44:30.971826  133] FS:  00007f2e0c314740(0000) GS:ffff91786ad00000(0000) knlGS:0000000000000000

 3382 19:44:30.979010  # [   34.480608] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033

 3383 19:44:30.985432  # [   34.486786] CR2: 00007f2e0c0cf000 CR3: 0000000102ca4000 CR4: 00000000001506e0

 3384 19:44:30.992119  # [   34.496778] Call<4>[   34.836866] ------------[ cut here ]------------

 3385 19:44:30.992592   Trace:

 3386 19:44:30.995362  # [   34.499529]  ? __warn+0x80/0x110

 3387 19:44:30.998448  # [   34.503179]  ? lkdtm_WARNING+0x13/0x20

 3388 19:44:31.004970  # [   34.509786]  ? report_bug+0x9e/0xc0

 3389 19:44:31.008272  # [   34.513716]  ? handle_bug+0x41/0x90

 3390 19:44:31.011744  # [   34.520171]  ? exc_invalid_op+0x14/0x70

 3391 19:44:31.018422  # [   34.524272]  ? asm_exc_inval<4>[   34.863930] Warning message trigger count: 2

 3392 19:44:31.021257  id_op+0x12/0x20

 3393 19:44:31.024989  # [   34.528719]  ? lkdtm_BUG+0x10/0x10

 3394 19:44:31.028374  # [   34.532385]  ? lkdtm_WARNING+0x13/0x20

 3395 19:44:31.031084  # [   34.536398]  direct_entry.cold+0x2c/0x38

 3396 19:44:31.034646  # [   34.540586]  full_proxy_write+0x56/0x80

 3397 19:44:31.037752  # [   34.544695]  vfs_write+0xea/0x3b0

 3398 19:44:31.050788  # [   34.548272]  ks<4>[   34.890741] WARNING: CPU: 1 PID: 731 at drivers/misc/lkdtm/bugs.c:88 lkdtm_WARNING_MESSAGE+0x20/0x30

 3399 19:44:31.051256  ys_write+0x68/0xf0

 3400 19:44:31.054458  # [   34.551850]  do_syscall_64+0x33/0x40

 3401 19:44:31.060813  # [   34.555688]  entry_SYSCALL_64_after_hwframe+0x67/0xcc

 3402 19:44:31.064230  # [   34.563514] RIP: 0033:0x7f2e0c1e8240

 3403 19:44:31.113926  # [   34.567352] Code: 40 00 48 8b 15 c1 9b 0d 00 f7 d8 64 89 02 48 c7 c0 ff ff ff ff eb b<4>[   34.922228] Modules linked in: fuse ip_tables cros_ec_sysfs cros_ec_lightbar cros_ec_debugfs cros_usbpd_charger cros_usbpd_logger cros_ec_chardev gsmi ath10k_pci ath10k_core uvcvideo videobuf2_vmalloc videobuf2_memops videobuf2_v4l2 cros_ec_dev videobuf2_common ath designware_i2s snd_soc_acp_da7219mx98357_mach cros_usbpd_notify snd_soc_max98357a snd_soc_da7219 snd_soc_adau7002 acp_audio_dma chromeos_pstore snd_soc_core snd_compress snd_pcm_dmaengine regmap_i2c coreboot_table

 3404 19:44:31.127284  7 0f 1f 00 80 3d a1 23 0e 00 00 74 17 b8 01 00 00 00 0f 05 <48> 3d 00 f0 ff ff 77 58 c3 0f 1f 80 00 00 00 00 48 83 ec 28 48 89

 3405 19:44:31.133994  # [   34.586450] RSP: 002b:00007ffc4df4c178 EFLAGS: 00000202 ORIG_RAX: 0000000000000001

 3406 19:44:31.143589  # [   34.594275] RAX: ffffffffffffffda <4>[   34.986719] CPU: 1 PID: 731 Comm: cat Tainted: G      D W         5.10.217-cip47 #1

 3407 19:44:31.149768  RBX: 0000000000000008 RCX: 00007f2e0c1e8240

 3408 19:44:31.156906  # [   34.601665] RDX: 0000000000000008 RSI: 00007f2e0c0cf000 RDI: 0000000000000001

 3409 19:44:31.162992  # [   34.609086] RBP: 0000000000000008 R08: 00000000ffffffff R09: 0000000000000000

 3410 19:44:31.173027  # [   34.616476] R10: 00007f2e0c1094d0 R11:<4>[   35.016756] Hardware name: Google Grunt/Grunt, BIOS  09/05/2019

 3411 19:44:31.176674   0000000000000202 R12: 00007f2e0c0cf000

 3412 19:44:31.183018  # [   34.623868] R13: 0000000000000001 R14: 0000000000020000 R15: 0000000000000000

 3413 19:44:31.186400  # [   34.631267] irq event stamp: 0

 3414 19:44:31.192803  # [   34.634584] hardirqs last  enabled at (0): [<0000000000000000>] 0x0

 3415 19:44:31.199890  # [   34.641121] har<4>[   35.045137] RIP: 0010:lkdtm_WARNING_MESSAGE+0x20/0x30

 3416 19:44:31.206240  dirqs last disabled at (0): [<ffffffff88afde5c>] copy_process+0x65c/0x20e0

 3417 19:44:31.216125  # [   34.649555] softirqs last  enabled at (0): [<ffffffff88afde5c>] copy_process+0x65c/0x20e0

 3418 19:44:31.222600  # [   34.657988] softirqs last disabled at (0): [<0000000000000000>] 0x0

 3419 19:44:31.242199  # [   34.6<4>[   35.075108] Code: f6 47 a8 00 66 0f 1f 44 00 00 0f 1f 44 00 00 8b 05 11 cc c9 03 48 c7 c7 18 6f 8c 8b 8d 70 01 89 35 01 cc c9 03 e8 66 c4 65 00 <0f> 0b e9 c9 47 a8 00 66 0f 1f 84 00 00 00 00 00 0f 1f 44 00 00 c7

 3420 19:44:31.245775  64513] ---[ end trace 76cba25db7fed6a5 ]---

 3421 19:44:31.249227  # WARNING: saw 'WARNING:': ok

 3422 19:44:31.251865  ok 3 selftests: lkdtm: WARNING.sh

 3423 19:44:31.255298  # selftests: lkdtm: WARNING_MESSAGE.sh

 3424 19:44:31.258669  <4>[   35.113767] RSP: 0018:ffffa8af00ee3e60 EFLAGS: 00010286

 3425 19:44:31.268944  <4>[   35.132297] RAX: 0000000000000000 RBX: 0000000000000003 RCX: 0000000000000000

 3426 19:44:31.275334  <4>[   35.139804] RDX: ffff91786ad2c620 RSI: ffff91786ad1bf50 RDI: ffff91786ad1bf50

 3427 19:44:31.282220  <4>[   35.147233] RBP: ffffffff8b8c69bf R08: 0000000000000000 R09: 0000000000000000

 3428 19:44:31.288545  <4>[   35.154664] R10: 00000000ffffe000 R11: 3fffffffffffffff R12: 0000000000000010

 3429 19:44:31.298471  <4>[   35.162093] R13: ffffa8af00ee3f10 R14: ffffa8af00ee3f10 R15: ffff917845b9b000

 3430 19:44:31.304775  <4>[   35.169525] FS:  00007fdd1fbed740(0000) GS:ffff91786ad00000(0000) knlGS:0000000000000000

 3431 19:44:31.311423  <4>[   35.177915] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033

 3432 19:44:31.318587  <4>[   35.183969] CR2: 00007fdd1f9e7000 CR3: 0000000102e62000 CR4: 00000000001506e0

 3433 19:44:31.321424  <4>[   35.191429] Call Trace:

 3434 19:44:31.324765  <4>[   35.194242]  ? __warn+0x80/0x110

 3435 19:44:31.331351  <4>[   35.197826]  ? lkdtm_WARNING_MESSAGE+0x20/0x30

 3436 19:44:31.335066  <4>[   35.202628]  ? report_bug+0x9e/0xc0

 3437 19:44:31.338395  <4>[   35.206500]  ? handle_bug+0x41/0x90

 3438 19:44:31.341899  <4>[   35.210338]  ? exc_invalid_op+0x14/0x70

 3439 19:44:31.348157  <4>[   35.214512]  ? asm_exc_invalid_op+0x12/0x20

 3440 19:44:31.351739  <4>[   35.219046]  ? lkdtm_WARNING_MESSAGE+0x20/0x30

 3441 19:44:31.354613  <4>[   35.223754]  direct_entry.cold+0x2c/0x38

 3442 19:44:31.360978  <4>[   35.227943]  full_proxy_write+0x56/0x80

 3443 19:44:31.364619  <4>[   35.232064]  vfs_write+0xea/0x3b0

 3444 19:44:31.368152  <4>[   35.235654]  ksys_write+0x68/0xf0

 3445 19:44:31.371245  <4>[   35.239233]  do_syscall_64+0x33/0x40

 3446 19:44:31.377928  <4>[   35.243070]  entry_SYSCALL_64_after_hwframe+0x67/0xcc

 3447 19:44:31.381285  <4>[   35.248383] RIP: 0033:0x7fdd1fb00240

 3448 19:44:31.397754  <4>[   35.252221] Code: 40 00 48 8b 15 c1 9b 0d 00 f7 d8 64 89 02 48 c7 c0 ff ff ff ff eb b7 0f 1f 00 80 3d a1 23 0e 00 00 74 17 b8 01 00 00 00 0f 05 <48> 3d 00 f0 ff ff 77 58 c3 0f 1f 80 00 00 00 00 48 83 ec 28 48 89

 3449 19:44:31.407726  <4>[   35.271250] RSP: 002b:00007fff41463e68 EFLAGS: 00000202 ORIG_RAX: 0000000000000001

 3450 19:44:31.414179  <4>[   35.279083] RAX: ffffffffffffffda RBX: 0000000000000010 RCX: 00007fdd1fb00240

 3451 19:44:31.420859  <4>[   35.286474] RDX: 0000000000000010 RSI: 00007fdd1f9e7000 RDI: 0000000000000001

 3452 19:44:31.430695  <4>[   35.293878] RBP: 0000000000000010 R08: 00000000ffffffff R09: 0000000000000000

 3453 19:44:31.437353  <4>[   35.301279] R10: 00007fdd1fa214d0 R11: 0000000000000202 R12: 00007fdd1f9e7000

 3454 19:44:31.443834  <4>[   35.308671] R13: 0000000000000001 R14: 0000000000020000 R15: 0000000000000000

 3455 19:44:31.447781  <4>[   35.316069] irq event stamp: 0

 3456 19:44:31.454162  <4>[   35.319388] hardirqs last  enabled at (0): [<0000000000000000>] 0x0

 3457 19:44:31.463953  <4>[   35.325935] hardirqs last disabled at (0): [<ffffffff88afde5c>] copy_process+0x65c/0x20e0

 3458 19:44:31.470440  <4>[   35.334384] softirqs last  enabled at (0): [<ffffffff88afde5c>] copy_process+0x65c/0x20e0

 3459 19:44:31.477717  <4>[   35.342828] softirqs last disabled at (0): [<0000000000000000>] 0x0

 3460 19:44:31.483959  <4>[   35.349354] ---[ end trace 76cba25db7fed6a6 ]---

 3461 19:44:31.513435  # [   34.811041] lkdtm: Performing direct entry WARNING_MESSAGE

 3462 19:44:31.520059  # [   34.836866] ------------[ cut here ]------------

 3463 19:44:31.522888  # [   34.863930] Warning message trigger count: 2

 3464 19:44:31.532927  # [   34.890741] WARNING: CPU: 1 PID: 731 at drivers/misc/lkdtm/bugs.c:88 lkdtm_WARNING_MESSAGE+0x20/0x30

 3465 19:44:31.576145  # [   34.922228] Modules linked in: fuse ip_tables cros_ec_sysfs cros_ec_lightbar cros_ec_debugfs cros_usbpd_charger cros_usbpd_logger cros_ec_chardev gsmi ath10k_pci ath10k_core uvcvideo videobuf2_vmalloc videobuf2_memops videobuf2_v4l2 cros_ec_dev videobuf2_common ath designware_i2s snd_soc_acp_da7219mx98357_mach cros_usbpd_notify snd_soc_max98357a snd_soc_da7219 snd_soc_adau7002 acp_audio_dma chromeos_pstore snd_soc_core snd_compress snd_pcm_dmaengine regmap_i2c coreboot_table

 3466 19:44:31.582868  # [   34.986719] CPU: 1 PID: 731 Comm: cat Tainted: G      D W         5.10.217-cip47 #1

 3467 19:44:31.589423  # [   35.016756] Hardware name: Google Grunt/Grunt, BIOS  09/05/2019

 3468 19:44:31.592963  # [   35.045137] RIP: 0010:lkdtm_WARNING_MESSAGE+0x20/0x30

 3469 19:44:31.612415  # [   35.075108] Code: f6 47 a8 00 66 0f 1f 44 00 00 0f 1f 44 00 00 8b 05 11 cc c9 03 48 c7 c7 18 6f 8c 8b 8d 70 01 89 35 01 cc c9 03 e8 66 c4 65 00 <0f> 0b e9 c9 47 a8 00 66 0f 1f 84 00 00 00 00 00 0f 1f 44 00 00 c7

 3470 19:44:31.618881  # [   35.113767] RSP: 0018:ffffa8af00ee3e60 EFLAGS: 00010286

 3471 19:44:31.628692  # [   35.132297] RAX: 0000000000000000 RBX: 0000000000000003 RCX: 000000000000000<6>[   35.484930] lkdtm: Performing direct entry EXCEPTION

 3472 19:44:31.629114  0

 3473 19:44:31.638778  # [   35.139804] RDX: ffff91786ad2c620 RSI: ffff91786ad1bf50 RDI: ffff91786ad1bf50

 3474 19:44:31.645416  # [   35.147233] RBP: ffffffff8b8c69bf R08: 0000000000000000 R09: 0000000000000000

 3475 19:44:31.652503  # [   35.154664] R10: 00000000ffffe000 R11: 3fffffffffffffff R12: 0000000000000010

 3476 19:44:31.659081  #<1>[   35.502304] BUG: kernel NULL pointer dereference, address: 0000000000000000

 3477 19:44:31.668248   [<   35.162093] R13: ffffa8af00ee3f10 R14: ffffa8af00ee3f10 R15: ffff917845b9b000

 3478 19:44:31.675339  # [   35.169525] FS:  00007fdd1fbed740(0000) GS:ffff91786ad00000(0000) knlGS:0000000000000000

 3479 19:44:31.681940  # [   35.177915] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033

 3480 19:44:31.688378  # [   35.11>[   35.531657] #PF: supervisor write access in kernel mode

 3481 19:44:31.695163  83<969] CR2: 00007fdd1f9e7000 CR3: 0000000102e62000 CR4: 00000000001506e0

 3482 19:44:31.695824  # [   35.191429] Call Trace:

 3483 19:44:31.701629  # [   35.194242]  ? __warn+0x80/0x110

 3484 19:44:31.705315  # [   35.197826]  ? lkdtm_WARNING_MESSAGE+0x20/0x30

 3485 19:44:31.708120  # [   35.202628]  ? report_bug+0x9e/0xc0

 3486 19:44:31.715078  # [   35.206500]  1>[   35.559321] #PF: error_code(0x0002) - not-present page

 3487 19:44:31.717686  ? handle_bug+0x41/0x90

 3488 19:44:31.721170  # [   35.210338]  ? exc_invalid_op+0x14/0x70

 3489 19:44:31.724537  # [   35.214512]  ? asm_exc_invalid_op+0x12/0x20

 3490 19:44:31.731400  # [   35.219046]  ? lkdtm_WARNING_MESSAGE+0x20/0x30

 3491 19:44:31.734930  # [   35.223754]  direct_entry.cold+0x2c/0x38

 3492 19:44:31.741551  # [   35.227943]  full_proxy_write+0<6>[   35.586899] PGD 0 P4D 0 

 3493 19:44:31.741976  x56/0x80

 3494 19:44:31.744212  # [   35.232064]  vfs_write+0xea/0x3b0

 3495 19:44:31.748099  # [   35.235654]  ksys_write+0x68/0xf0

 3496 19:44:31.751420  # [   35.239233]  do_syscall_64+0x33/0x40

 3497 19:44:31.757828  # [   35.243070]  entry_SYSCALL_64_after_hwframe+0x67/0xcc

 3498 19:44:31.760766  # [   35.248383] RIP: 0033:0x7fdd1fb00240

 3499 19:44:31.767781  # [   35.252221] Cod<4>[   35.611878] Oops: 0002 [#2] SMP NOPTI

 3500 19:44:31.783909  e: 40 00 48 8b 15 c1 9b 0d 00 f7 d8 64 89 02 48 c7 c0 ff ff ff ff eb b7 0f 1f 00 80 3d a1 23 0e 00 00 74 17 b8 01 00 00 00 0f 05 <48> 3d 00 f0 ff ff 77 58 c3 0f 1f 80 00 00 00 00 48 83 ec 28 48 89

 3501 19:44:31.797216  # [   35.271250] RSP: 002b:00007fff41463e68 EFLAGS: 000002<4>[   35.637984] CPU: 1 PID: 764 Comm: cat Tainted: G      D W         5.10.217-cip47 #1

 3502 19:44:31.804317  <4>[   35.668071] Hardware name: Google Grunt/Grunt, BIOS  09/05/2019

 3503 19:44:31.804783  02 ORIG_RAX: 0000000000000001

 3504 19:44:31.813860  # [   35.279083] RAX: ffffffffffffffda RBX: 0000000000000010 RCX: 00007fdd1fb00240

 3505 19:44:31.820458  # [   35.286474] RDX: 0000000000000010 RSI: 00007fdd1f9e7000 RDI: 0000000000000001

 3506 19:44:31.829843  # [   35.293878] RBP: 0000000000000010 R08: 00000000fffff<4>[   35.674250] RIP: 0010:lkdtm_EXCEPTION+0x5/0x20

 3507 19:44:31.830354  fff R09: 0000000000000000

 3508 19:44:31.840055  # [   35.301279] R10: 00007fdd1fa214d0 R11: 0000000000000202 R12: 00007fdd1f9e7000

 3509 19:44:31.846877  # [   35.308671] R13: 0000000000000001 R14: 0000000000020000 R15: 0000000000000000

 3510 19:44:31.850050  # [   35.316069] irq event stamp: 0

 3511 19:44:31.869923  # [   35.319388] hardirq<4>[   35.701122] Code: 48 c7 c7 18 6f 8c 8b 8d 70 01 89 35 01 cc c9 03 e8 66 c4 65 00 0f 0b e9 c9 47 a8 00 66 0f 1f 84 00 00 00 00 00 0f 1f 44 00 00 <c7> 04 25 00 00 00 00 00 00 00 00 e9 ab 47 a8 00 66 66 2e 0f 1f 84

 3512 19:44:31.876226  s last  enabled at (0): [<0000000000000000>] 0x0

 3513 19:44:31.882619  # [   35.325935] hardirqs last disabled at (0): [<ffffffff88afde5c>] copy_process+0x65c/0x20e0

 3514 19:44:31.892665  # [   35.334384] softirqs last  enabled at (0): [<ffffffff88afde5c>] copy_process+0x65c/0x20e0

 3515 19:44:31.899461  # [   35.34282<4>[   35.742304] RSP: 0018:ffffa8af00f6be60 EFLAGS: 00010282

 3516 19:44:31.902265  8]< softirqs last disabled at (0): [<0000000000000000>] 0x0

 3517 19:44:31.909468  # [   35.349354] ---[ end trace 76cba25db7fed6a6 ]---

 3518 19:44:31.912161  # WARNING_MESSAGE: saw 'message trigger': ok

 3519 19:44:31.915699  ok 4 selftests: lkdtm: WARNING_MESSAGE.sh

 3520 19:44:31.919190  # selftests: lkdtm: EXCEPTION.sh

 3521 19:44:31.925680  4>[   35.769969] RAX: ffffffff89580280 RBX: 0000000000000004 RCX: 0000000000000000

 3522 19:44:31.932079  <4>[   35.797989] RDX: 0000000000000000 RSI: ffff91786ad1bf50 RDI: ffffffff8b4403e0

 3523 19:44:31.942497  <4>[   35.805376] RBP: ffffffff8b7b9d7f R08: 0000000000000000 R09: 0000000000000000

 3524 19:44:31.948787  <4>[   35.812762] R10: 00000000ffffe000 R11: 3fffffffffffffff R12: 000000000000000a

 3525 19:44:31.955645  <4>[   35.820148] R13: ffffa8af00f6bf10 R14: ffffa8af00f6bf10 R15: ffff917845d5e000

 3526 19:44:31.965081  <4>[   35.827532] FS:  00007fca84845740(0000) GS:ffff91786ad00000(0000) knlGS:0000000000000000

 3527 19:44:31.968637  <4>[   35.835871] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033

 3528 19:44:31.978645  <4>[   35.841870] CR2: 0000000000000000 CR3: 00000001028ce000 CR4: 00000000001506e0

 3529 19:44:31.979270  <4>[   35.849254] Call Trace:

 3530 19:44:31.985339  <4>[   35.851970]  ? __die_body.cold+0x1a/0x1f

 3531 19:44:31.988697  <4>[   35.856152]  ? no_context+0x177/0x380

 3532 19:44:31.992261  <4>[   35.860073]  ? exc_page_fault+0x53/0x170

 3533 19:44:31.995032  <4>[   35.864252]  ? asm_exc_page_fault+0x1e/0x30

 3534 19:44:32.002254  <4>[   35.868694]  ? lkdtm_WARNING_MESSAGE+0x30/0x30

 3535 19:44:32.005539  <4>[   35.873392]  ? lkdtm_EXCEPTION+0x5/0x20

 3536 19:44:32.008457  <4>[   35.877486]  direct_entry.cold+0x2c/0x38

 3537 19:44:32.014815  <4>[   35.881669]  full_proxy_write+0x56/0x80

 3538 19:44:32.018394  <4>[   35.885764]  vfs_write+0xea/0x3b0

 3539 19:44:32.021718  <4>[   35.889337]  ksys_write+0x68/0xf0

 3540 19:44:32.025176  <4>[   35.892911]  do_syscall_64+0x33/0x40

 3541 19:44:32.031381  <4>[   35.896742]  entry_SYSCALL_64_after_hwframe+0x67/0xcc

 3542 19:44:32.034965  <4>[   35.902050] RIP: 0033:0x7fca84718240

 3543 19:44:32.054355  <4>[   35.905882] Code: 40 00 48 8b 15 c1 9b 0d 00 f7 d8 64 89 02 48 c7 c0 ff ff ff ff eb b7 0f 1f 00 80 3d a1 23 0e 00 00 74 17 b8 01 00 00 00 0f 05 <48> 3d 00 f0 ff ff 77 58 c3 0f 1f 80 00 00 00 00 48 83 ec 28 48 89

 3544 19:44:32.061425  <4>[   35.924879] RSP: 002b:00007ffd47fdb8d8 EFLAGS: 00000202 ORIG_RAX: 0000000000000001

 3545 19:44:32.067729  <4>[   35.932700] RAX: ffffffffffffffda RBX: 000000000000000a RCX: 00007fca84718240

 3546 19:44:32.074220  <4>[   35.940084] RDX: 000000000000000a RSI: 00007fca845ff000 RDI: 0000000000000001

 3547 19:44:32.083815  <4>[   35.947469] RBP: 000000000000000a R08: 00000000ffffffff R09: 0000000000000000

 3548 19:44:32.090513  <4>[   35.954852] R10: 00007fca846394d0 R11: 0000000000000202 R12: 00007fca845ff000

 3549 19:44:32.097194  <4>[   35.962236] R13: 0000000000000001 R14: 0000000000020000 R15: 0000000000000000

 3550 19:44:32.139701  <4>[   35.969625] Modules linked in: fuse ip_tables cros_ec_sysfs cros_ec_lightbar cros_ec_debugfs cros_usbpd_charger cros_usbpd_logger cros_ec_chardev gsmi ath10k_pci ath10k_core uvcvideo videobuf2_vmalloc videobuf2_memops videobuf2_v4l2 cros_ec_dev videobuf2_common ath designware_i2s snd_soc_acp_da7219mx98357_mach cros_usbpd_notify snd_soc_max98357a snd_soc_da7219 snd_soc_adau7002 acp_audio_dma chromeos_pstore snd_soc_core snd_compress snd_pcm_dmaengine regmap_i2c coreboot_table

 3551 19:44:32.143426  <4>[   36.011893] CR2: 0000000000000000

 3552 19:44:32.151323  <4>[   36.017989] ---[ end trace 76cba25db7fed6a7 ]---

 3553 19:44:32.154779  <4>[   36.022972] RIP: 0010:lkdtm_BUG+0x5/0x10

 3554 19:44:32.174413  <4>[   36.027302] Code: 89 ff e8 2e ac 79 ff 48 c7 c0 ea ff ff ff eb de 48 c7 c0 ea ff ff ff e9 29 48 a8 00 48 c7 c0 f4 ff ff ff eb c9 0f 1f 44 00 00 <0f> 0b 66 0f 1f 84 00 00 00 00 00 0f 1f 44 00 00 83 05 30 cc c9 03

 3555 19:44:32.180554  <4>[   36.046331] RSP: 0018:ffffa8af00df3e60 EFLAGS: 00010282

 3556 19:44:32.187275  <4>[   36.051945] RAX: ffffffff89580220 RBX: 0000000000000001 RCX: 0000000000000000

 3557 19:44:32.194594  <4>[   36.059472] RDX: 0000000000000000 RSI: ffff91786ad1bf50 RDI: ffffffff8b4403b0

 3558 19:44:32.203837  <4>[   36.067003] RBP: ffffffff8b92d6c0 R08: 0000000000000001 R09: 0000000000000001

 3559 19:44:32.210769  <4>[   36.074501] R10: 00000000ffffe000 R11: 3fffffffffffffff R12: 0000000000000004

 3560 19:44:32.217301  <4>[   36.081939] R13: ffffa8af00df3f10 R14: ffffa8af00df3f10 R15: ffff917846584000

 3561 19:44:32.227313  <4>[   36.089389] FS:  00007fca84845740(0000) GS:ffff91786ad00000(0000) knlGS:0000000000000000

 3562 19:44:32.230288  <4>[   36.097772] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033

 3563 19:44:32.239878  <4>[   36.103831] CR2: 0000000000000000 CR3: 00000001028ce000 CR4: 00000000001506e0

 3564 19:44:32.685813  <6>[   36.552590] lkdtm: Performing direct entry CORRUPT_LIST_ADD

 3565 19:44:32.688682  # Killed

 3566 19:44:32.692166  # [   35.484930] lkdtm: Performing direct entry EXCEPTION

 3567 19:44:32.698681  # [   35.502304] BUG: kernel NULL pointer dereference, address: 0000000000000000

 3568 19:44:32.705314  # [   35.531657] #PF: supervisor write access in kernel mode

 3569 19:44:32.711793  # [   35.559321] #PF: error_code(0x0002) - <6>[   36.558451] lkdtm: attempting good list addition

 3570 19:44:32.715340  not-present page

 3571 19:44:32.719189  # [   35.586899] PGD 0 P4D 0 

 3572 19:44:32.721853  # [   35.611878] Oops: 0002 [#2] SMP NOPTI

 3573 19:44:32.728571  # [   35.637984] CPU: 1 PID: 764 Comm: cat Tainted: G      D W         5.10.217-cip47 #1

 3574 19:44:32.735128  # [   35.668071] Hardware name: Google Grunt/Grunt, BIOS  09/05/2019

 3575 19:44:32.741966  # [<6>[   36.588012] lkdtm: attempting corrupted list addition

 3576 19:44:32.744778     35.674250] RIP: 0010:lkdtm_EXCEPTION+0x5/0x20

 3577 19:44:32.768460  # [   35.701122] Code: 48 c7 c7 18 6f 8c 8b 8d 70 01 89 35 01 cc c9 03 e8 66 c4 65 00 0f 0b e9 c9 47 a8 00 66 0f 1f 84 00 00 00 00 00 0f 1f 44 00 00 <c7> 04 25 00 00 00 00 00 00 00 00 e9 ab 47 a8 00 66 66 2<3>[   36.613072] lkdtm: list_add() corruption not detected!

 3578 19:44:32.768893  e 0f 1f 84

 3579 19:44:32.775003  # [   35.742304] RSP: 0018:ffffa8af00f6be60 EFLAGS: 00010282

 3580 19:44:32.781369  # [   35.769969] RAX: ffffffff89580280 RBX: 0000000000000004 RCX: 0000000000000000

 3581 19:44:32.788051  # [   35.797989] RDX: 0000000000000000 RSI: ffff91786ad1bf50 RDI: ffffffff8b4403e0

 3582 19:44:32.798148  # [   35.805376] RBP: ffffffff8b7b9d7f R08: 0000000000000000 R09: 0000000000000000

 3583 19:44:32.804620  # [   35.812762] R10: 00000000ffffe000 R11: 3fffffffffffffff R12: 000000000000000a

 3584 19:44:32.811043  # [   35.820148] R13: ffffa8af00f6bf10 R14: ffffa8af00f6bf10 R15: ffff917845d5e000

 3585 19:44:32.821192  # [   35.827532] FS:  00007fca84845740(0000) GS:ffff91786ad00000(0000) knlGS:0000000000000000

 3586 19:44:32.824060  # [   35.835871] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033

 3587 19:44:32.834121  # [   35.841870] CR2: 0000000000000000 CR3: 00000001028ce000 CR4: 00000000001506e0

 3588 19:44:32.834598  # [   35.849254] Call Trace:

 3589 19:44:32.840753  # [   35.851970]  ? __die_body.cold+0x1a/0x1f

 3590 19:44:32.843948  # [   35.856152]  ? no_context+0x177/0x380

 3591 19:44:32.847268  # [   35.860073]  ? exc_page_fault+0x53/0x170

 3592 19:44:32.850466  # [   35.864252]  ? asm_exc_page_fault+0x1e/0x30

 3593 19:44:32.857079  # [   35.868694]  ? lkdtm_WARNING_MESSAGE+0x30/0x30

 3594 19:44:32.859940  # [   35.873392]  ? lkdtm_EXCEPTION+0x5/0x20

 3595 19:44:32.863523  # [   35.877486]  direct_entry.cold+0x2c/0x38

 3596 19:44:32.867138  # [   35.881669]  full_proxy_write+0x56/0x80

 3597 19:44:32.873474  # [   35.885764]  vfs_write+0xea/0x3b0

 3598 19:44:32.877015  # [   35.889337]  ksys_write+0x68/0xf0

 3599 19:44:32.879897  # [   35.892911]  do_syscall_64+0x33/0x40

 3600 19:44:32.883379  # [   35.896742]  entry_SYSCALL_64_after_hwframe+0x67/0xcc

 3601 19:44:32.886907  # [   35.902050] RIP: 0033:0x7fca84718240

 3602 19:44:32.905860  # [   35.905882] Code: 40 00 48 8b 15 c1 9b 0d 00 f7 d8 64 89 02 48 c7 c0 ff ff ff ff eb b7 0f 1f 00 80 3d a1 23 0e 00 00 74 17 b8 01 00 00 00 0f 05 <48> 3d 00 f0 ff ff 77 58 c3 0f 1f 80 00 00 00 00 48 83 ec 28 48 89

 3603 19:44:32.915413  # [   35.924879] RSP: 002b:00007ffd47fdb8d8 EFLAGS: 00000202 ORIG_RAX: 0000000000000001

 3604 19:44:32.922201  # [   35.932700] RAX: ffffffffffffffda RBX: 000000000000000a RCX: 00007fca84718240

 3605 19:44:32.928702  # [   35.940084] RDX: 000000000000000a RSI: 00007fca845ff000 RDI: 0000000000000001

 3606 19:44:32.935877  # [   35.947469] RBP: 000000000000000a R08: 00000000ffffffff R09: 0000000000000000

 3607 19:44:32.942727  # [   35.954852] R10: 00007fca846394d0 R11: 0000000000000202 R12: 00007fca845ff000

 3608 19:44:32.952421  # [   35.962236] R13: 000000<6>[   36.804090] lkdtm: Performing direct entry CORRUPT_LIST_DEL

 3609 19:44:32.955797  0000000001 R14: 0000000000020000 R15: 0000000000000000

 3610 19:44:32.978790  # [   35.969625] Modules linked in: fuse ip_tables cros_ec_sysfs cros_ec_lightbar cros_ec_debugfs cros_usbpd_charger cros_usbpd_logger cros_ec_chardev gsmi ath10k_pci ath10k_core uvcvideo videobuf2_vm<6>[   36.823921] lkdtm: attempting good list removal

 3611 19:44:33.005048  alloc videobuf2_memops videobuf2_v4l2 cros_ec_dev videobuf2_common ath designware_i2s snd_soc_acp_da7219mx98357_mach cros_usbpd_notify snd_soc_max98357a snd_soc_da7219 snd_soc_adau7002 acp_audio_dma chromeos_pstore snd_soc_core snd_compress snd_pcm_dmaengi<6>[   36.850915] lkdtm: attempting corrupted list removal

 3612 19:44:33.008729  ne regmap_i2c coreboot_table

 3613 19:44:33.011488  # [   36.011893] CR2: 0000000000000000

 3614 19:44:33.018383  # [   36.017989] ---[ end trace 76cba25db7fed6a7 ]---

 3615 19:44:33.021843  # [   36.022972] RIP: 0010:lkdtm_BUG+0x5/0x10

 3616 19:44:33.035077  # [   36.027302] Code: 89 ff e8 2e ac 79 ff 48 c7 c0 ea ff ff ff eb de 48 c7 c0 ea f<3>[   36.878301] lkdtm: list_del() corruption not detected!

 3617 19:44:33.044434  f ff ff e9 29 48 a8 00 48 c7 c0 f4 ff ff ff eb c9 0f 1f 44 00 00 <0f> 0b 66 0f 1f 84 00 00 00 00 00 0f 1f 44 00 00 83 05 30 cc c9 03

 3618 19:44:33.050780  # [   36.046331] RSP: 0018:ffffa8af00df3e60 EFLAGS: 00010282

 3619 19:44:33.057784  # [   36.051945] RAX: ffffffff89580220 RBX: 0000000000000001 RCX: 0000000000000000

 3620 19:44:33.064001  # [   36.059472] RDX: 0000000000000000 RSI: ffff91786ad1bf50 RDI: ffffffff8b4403b0

 3621 19:44:33.074001  # [   36.067003] RBP: ffffffff8b92d6c0 R08: 0000000000000001 R09: 0000000000000001

 3622 19:44:33.080731  # [   36.074501] R10: 00000000ffffe000 R11: 3fffffffffffffff R12: 0000000000000004

 3623 19:44:33.087061  # [   36.081939] R13: ffffa8af00df3f10 R14: ffffa8af00df3f10 R15: ffff917846584000

 3624 19:44:33.093398  # [   36.089389] FS:  00007fca84845740(0000) GS:ffff91786ad00000(0000) knlGS:0000000000000000

 3625 19:44:33.100458  # [   36.097772] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033

 3626 19:44:33.106919  # [   36.103831] CR2: 0000000000000000 CR3: 00000001028ce000 CR4: 00000000001506e0

 3627 19:44:33.110518  # EXCEPTION: saw 'call trace:': ok

 3628 19:44:33.113462  ok 5 selftests: lkdtm: EXCEPTION.sh

 3629 19:44:33.117035  # selftests: lkdtm: LOOP.sh

 3630 19:44:33.119957  # Skipping LOOP: Hangs the system

 3631 19:44:33.123548  ok 6 selftests: lkdtm: LOOP.sh # SKIP

 3632 19:44:33.126379  # selftests: lkdtm: EXHAUST_STACK.sh

 3633 19:44:33.133395  # Skipping EXHAUST_STACK: Corrupts memory on failure

 3634 19:44:33.136198  ok 7 selftests: lkdtm: EXHAUST_STACK.sh # SKIP

 3635 19:44:33.139871  # selftests: lkdtm: CORRUPT_STACK.sh

 3636 19:44:33.143337  # Skipping CORRUPT_STACK: Crashes entire system on success

 3637 19:44:33.149437  ok 8 selftests: lkdtm: CORRUPT_STACK.sh # SKIP

 3638 19:44:33.152811  # selftests: lkdtm: CORRUPT_STACK_STRONG.sh

 3639 19:44:33.159517  # Skipping CORRUPT_STACK_STRONG: Crashes entire system on success

 3640 19:44:33.162581  ok 9 selftests: lkdtm: CORRUPT_STACK_STRONG.sh # SKIP

 3641 19:44:33.165738  # selftests: lkdtm: CORRUPT_LIST_ADD.sh

 3642 19:44:33.172744  # [<6>[   37.026884] lkdtm: Performing direct entry STACK_GUARD_PAGE_LEADING

 3643 19:44:33.178989     36.552590] lkdtm: Performing direct entry CORRUPT_LIST_ADD

 3644 19:44:33.182543  # [   36.558451] lkdtm: attempting good list addition

 3645 19:44:33.189325  # [   36.588012] lkdtm: attempting corrupted list addition

 3646 19:44:33.192697  # [   36.613072] lkdtm: list_add() corruption not detected!

 3647 19:44:33.202478  # CORRUPT_LIST_AD<6>[   37.045508] lkdtm: attempting bad read from page below current stack

 3648 19:44:33.205766  D: missing 'list_add corruption': [FAIL]

 3649 19:44:33.212324  not ok 10 selftests: lkdtm: CORRUPT_LIST_ADD.sh # exit=1

 3650 19:44:33.216000  # selftests: lkdtm: CORRUPT_LIST_DEL.sh

 3651 19:44:33.218754  # [   36.804090] lkdtm: Performing direct entry CORRUPT_LIST_DEL

 3652 19:44:33.235945  # [   36.823921] lkdtm: attempting good list remo<0>[   37.076823] BUG: stack guard page was hit at 0000000000eb812b (stack is 00000000aeb95385..0000000036d7c256)

 3653 19:44:33.236062  val

 3654 19:44:33.238664  # [   36.850915] lkdtm: attempting corrupted list removal

 3655 19:44:33.245261  # [   36.878301] lkdtm: list_del() corruption not detected!

 3656 19:44:33.248718  # CORRUPT_LIST_DEL: missing 'list_del corruption': [FAIL]

 3657 19:44:33.255509  not ok 11 selftests: lkdtm: CORRUPT_LIST_DEL.sh # exit=1

 3658 19:44:33.262110  # selftests: l<4>[   37.106449] kernel stack overflow (page fault): 0000 [#3] SMP NOPTI

 3659 19:44:33.265557  kdtm: STACK_GUARD_PAGE_LEADING.sh

 3660 19:44:33.275085  <4>[   37.135152] CPU: 1 PID: 997 Comm: cat Tainted: G      D W         5.10.217-cip47 #1

 3661 19:44:33.281829  <4>[   37.146084] Hardware name: Google Grunt/Grunt, BIOS  09/05/2019

 3662 19:44:33.285376  <4>[   37.152260] RIP: 0010:lkdtm_STACK_GUARD_PAGE_LEADING+0x27/0x3a

 3663 19:44:33.304925  <4>[   37.158347] Code: 07 3e 00 0f 1f 44 00 00 53 48 c7 c7 b8 72 8c 8b 50 65 48 8b 04 25 40 b0 01 00 48 8b 58 18 e8 8c dd fb ff 48 c7 c7 f8 72 8c 8b <8a> 43 ff 88 44 24 07 0f b6 74 24 07 5a 5b e9 72 dd fb ff 0f 1f 44

 3664 19:44:33.311935  <4>[   37.177344] RSP: 0018:ffffa8af012bbe50 EFLAGS: 00010246

 3665 19:44:33.317801  <4>[   37.182823] RAX: 0000000000000038 RBX: ffffa8af012b8000 RCX: 0000000000000000

 3666 19:44:33.324725  <4>[   37.190206] RDX: 0000000000000000 RSI: ffff91786ad1bf50 RDI: ffffffff8b8c72f8

 3667 19:44:33.334562  <4>[   37.197588] RBP: ffffffff8b8c6a22 R08: 0000000000000000 R09: 0000000000000000

 3668 19:44:33.340944  <4>[   37.204970] R10: 00000000ffffe000 R11: 3fffffffffffffff R12: 0000000000000019

 3669 19:44:33.347934  <4>[   37.212352] R13: ffffa8af012bbf10 R14: ffffa8af012bbf10 R15: ffff917842e11000

 3670 19:44:33.357907  <4>[   37.219735] FS:  00007f73a1635740(0000) GS:ffff91786ad00000(0000) knlGS:0000000000000000

 3671 19:44:33.361259  <4>[   37.228072] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033

 3672 19:44:33.371096  <4>[   37.234068] CR2: ffffa8af012b7fff CR3: 0000000101fd8000 CR4: 00000000001506e0

 3673 19:44:33.371671  <4>[   37.241451] Call Trace:

 3674 19:44:33.373935  <4>[   37.244159]  <#DF>

 3675 19:44:33.377462  <4>[   37.246435]  ? __die_body.cold+0x1a/0x1f

 3676 19:44:33.380864  <4>[   37.250616]  ? die+0x2b/0x50

 3677 19:44:33.387471  <4>[   37.253753]  ? handle_stack_overflow+0x3e/0x4d

 3678 19:44:33.391127  <4>[   37.258456]  ? no_context+0x24d/0x380

 3679 19:44:33.394039  <4>[   37.262371]  </#DF>

 3680 19:44:33.433828  <4>[   37.264728] Modules linked in: fuse ip_tables cros_ec_sysfs cros_ec_lightbar cros_ec_debugfs cros_usbpd_charger cros_usbpd_logger cros_ec_chardev gsmi ath10k_pci ath10k_core uvcvideo videobuf2_vmalloc videobuf2_memops videobuf2_v4l2 cros_ec_dev videobuf2_common ath designware_i2s snd_soc_acp_da7219mx98357_mach cros_usbpd_notify snd_soc_max98357a snd_soc_da7219 snd_soc_adau7002 acp_audio_dma chromeos_pstore snd_soc_core snd_compress snd_pcm_dmaengine regmap_i2c coreboot_table

 3681 19:44:33.440561  <4>[   37.306990] ---[ end trace 76cba25db7fed6a8 ]---

 3682 19:44:33.443551  <4>[   37.311863] RIP: 0010:lkdtm_BUG+0x5/0x10

 3683 19:44:33.463478  <4>[   37.316039] Code: 89 ff e8 2e ac 79 ff 48 c7 c0 ea ff ff ff eb de 48 c7 c0 ea ff ff ff e9 29 48 a8 00 48 c7 c0 f4 ff ff ff eb c9 0f 1f 44 00 00 <0f> 0b 66 0f 1f 84 00 00 00 00 00 0f 1f 44 00 00 83 05 30 cc c9 03

 3684 19:44:33.470226  <4>[   37.335036] RSP: 0018:ffffa8af00df3e60 EFLAGS: 00010282

 3685 19:44:33.477008  <4>[   37.340514] RAX: ffffffff89580220 RBX: 0000000000000001 RCX: 0000000000000000

 3686 19:44:33.482988  <4>[   37.347897] RDX: 0000000000000000 RSI: ffff91786ad1bf50 RDI: ffffffff8b4403b0

 3687 19:44:33.489902  <4>[   37.355280] RBP: ffffffff8b92d6c0 R08: 0000000000000001 R09: 0000000000000001

 3688 19:44:33.499948  <4>[   37.362662] R10: 00000000ffffe000 R11: 3fffffffffffffff R12: 0000000000000004

 3689 19:44:33.506451  <4>[   37.370045] R13: ffffa8af00df3f10 R14: ffffa8af00df3f10 R15: ffff917846584000

 3690 19:44:33.512791  <4>[   37.377428] FS:  00007f73a1635740(0000) GS:ffff91786ad00000(0000) knlGS:0000000000000000

 3691 19:44:33.519329  <4>[   37.385765] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033

 3692 19:44:33.526389  <4>[   37.391761] CR2: ffffa8af012b7fff CR3: 0000000101fd8000 CR4: 00000000001506e0

 3693 19:44:33.536096  <3>[   37.399146] BUG: sleeping function called from invalid context at include/linux/percpu-rwsem.h:49

 3694 19:44:33.542563  <3>[   37.408262] in_atomic(): 0, irqs_disabled(): 1, non_block: 0, pid: 997, name: cat

 3695 19:44:33.549363  <4>[   37.415990] INFO: lockdep is turned off.

 3696 19:44:33.552602  <4>[   37.420166] irq event stamp: 0

 3697 19:44:33.559647  <4>[   37.423477] hardirqs last  enabled at (0): [<0000000000000000>] 0x0

 3698 19:44:33.565889  <4>[   37.429996] hardirqs last disabled at (0): [<ffffffff88afde5c>] copy_process+0x65c/0x20e0

 3699 19:44:33.575981  <4>[   37.438422] softirqs last  enabled at (0): [<ffffffff88afde5c>] copy_process+0x65c/0x20e0

 3700 19:44:33.582461  <4>[   37.446847] softirqs last disabled at (0): [<0000000000000000>] 0x0

 3701 19:44:33.589225  <4>[   37.453355] CPU: 1 PID: 997 Comm: cat Tainted: G      D W         5.10.217-cip47 #1

 3702 19:44:33.595722  <4>[   37.461259] Hardware name: Google Grunt/Grunt, BIOS  09/05/2019

 3703 19:44:33.599115  <4>[   37.467427] Call Trace:

 3704 19:44:33.601941  <4>[   37.470134]  dump_stack+0x77/0x9b

 3705 19:44:33.605538  <4>[   37.473705]  ___might_sleep.cold+0xa6/0xb6

 3706 19:44:33.608779  <4>[   37.478059]  exit_signals+0x1c/0x300

 3707 19:44:33.612242  <4>[   37.481890]  do_exit+0xc2/0xab0

 3708 19:44:33.618677  <4>[   37.485290]  ? ksys_write+0x68/0xf0

 3709 19:44:33.622251  <4>[   37.489033]  make_task_dead+0x2f/0x30

 3710 19:44:33.624966  <4>[   37.492953]  rewind_stack_and_make_dead+0x17/0x20

 3711 19:44:33.628717  <4>[   37.497912] RIP: 0033:0x7f73a1540240

 3712 19:44:33.648659  <4>[   37.501744] Code: 40 00 48 8b 15 c1 9b 0d 00 f7 d8 64 89 02 48 c7 c0 ff ff ff ff eb b7 0f 1f 00 80 3d a1 23 0e 00 00 74 17 b8 01 00 00 00 0f 05 <48> 3d 00 f0 ff ff 77 58 c3 0f 1f 80 00 00 00 00 48 83 ec 28 48 89

 3713 19:44:33.658056  <4>[   37.520741] RSP: 002b:00007ffca31420e8 EFLAGS: 00000202 ORIG_RAX: 0000000000000001

 3714 19:44:33.664859  <4>[   37.528559] RAX: ffffffffffffffda RBX: 0000000000000019 RCX: 00007f73a1540240

 3715 19:44:33.671315  <4>[   37.535943] RDX: 0000000000000019 RSI: 00007f73a1427000 RDI: 0000000000000001

 3716 19:44:33.678566  <4>[   37.543324] RBP: 0000000000000019 R08: 00000000ffffffff R09: 0000000000000000

 3717 19:44:33.685018  <4>[   37.550706] R10: 00007f73a14614d0 R11: 0000000000000202 R12: 00007f73a1427000

 3718 19:44:33.694672  <4>[   37.558089] R13: 0000000000000001 R14: 0000000000020000 R15: 0000000000000000

 3719 19:44:33.842903  <6>[   37.709653] lkdtm: Performing direct entry STACK_GUARD_PAGE_TRAILING

 3720 19:44:33.845946  # Segmentation fault

 3721 19:44:33.852722  # [   37.026884] lkdtm: Performing direct entry STACK_GUARD_PAGE_LEADING

 3722 19:44:33.859355  # [   37.045508] lkdtm: attempting bad read from page below current stack

 3723 19:44:33.872516  # [   37.076823] BUG: stack guard page was hit at 0000000000eb812b (stack is 00000000<6>[   37.716288] lkdtm: attempting bad read from page above current stack

 3724 19:44:33.876020  aeb95385..0000000036d7c256)

 3725 19:44:33.882354  # [   37.106449] kernel stack overflow (page fault): 0000 [#3] SMP NOPTI

 3726 19:44:33.888796  # [   37.135152] CPU: 1 PID: 997 Comm: cat Tainted: G      D W         5.10.217-cip47 #1

 3727 19:44:33.905157  # [   37.146084] Hardware name: Google Grunt/Grunt, BIOS  09/05<0>[   37.745084] BUG: stack guard page was hit at 00000000464bf6f4 (stack is 000000006589140e..000000006fe5a8b3)

 3728 19:44:33.905741  /2019

 3729 19:44:33.912060  # [   37.152260] RIP: 0010:lkdtm_STACK_GUARD_PAGE_LEADING+0x27/0x3a

 3730 19:44:33.935158  # [   37.158347] Code: 07 3e 00 0f 1f 44 00 00 53 48 c7 c7 b8 72 8c 8b 50 65 48 8b 04 25 40 b0 01 00 48 8b 58 18 e8 8c dd fb ff 48 c7 c7 f8 72 8c 8b <8a> 43 ff 88 44 24 07 0f b6 74<4>[   37.777234] kernel stack overflow (page fault): 0000 [#4] SMP NOPTI

 3731 19:44:33.937972   24 07 5a 5b e9 72 dd fb ff 0f 1f 44

 3732 19:44:33.941548  # [   37.177344] RSP: 0018:ffffa8af012bbe50 EFLAGS: 00010246

 3733 19:44:33.951521  # [   37.182823] RAX: 0000000000000038 RBX: ffffa8af012b8000 RCX: 0000000000000000

 3734 19:44:33.964796  # [   37.190206] RDX: 0000000000000000 RSI: ffff91786ad1bf50 RDI: ffffff<4>[   37.805934] CPU: 1 PID: 1031 Comm: cat Tainted: G      D W         5.10.217-cip47 #1

 3735 19:44:33.971075  <4>[   37.836105] Hardware name: Google Grunt/Grunt, BIOS  09/05/2019

 3736 19:44:33.971517  ff8b8c72f8

 3737 19:44:33.978060  # [   37.197588] RBP: ffffffff8b8c6a22 R08: 0000000000000000 R09: 0000000000000000

 3738 19:44:33.984290  # [   37.204970] R10: 00000000ffffe000 R11: 3fffffffffffffff R12: 0000000000000019

 3739 19:44:33.997681  # [   37.212352] R13: ffffa8af012bbf10 R14: ffffa8af012bbf10 R15: ffff917842<4>[   37.842282] RIP: 0010:lkdtm_STACK_GUARD_PAGE_TRAILING+0x27/0x3d

 3740 19:44:34.001231  e11000

 3741 19:44:34.007645  # [   37.219735] FS:  00007f73a1635740(0000) GS:ffff91786ad00000(0000) knlGS:0000000000000000

 3742 19:44:34.013887  # [   37.228072] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033

 3743 19:44:34.020980  # [   37.234068] CR2: ffffa8af012b7fff CR3: 0000000101fd8000 CR4: 00000000001506e0

 3744 19:44:34.040659  #<4>[   37.870629] Code: dd fb ff 0f 1f 44 00 00 53 48 c7 c7 30 73 8c 8b 50 65 48 8b 04 25 40 b0 01 00 48 8b 58 18 e8 52 dd fb ff 48 c7 c7 70 73 8c 8b <8a> 83 00 40 00 00 88 44 24 07 0f b6 74 24 07 5a 5b e9 35 dd fb ff

 3745 19:44:34.043942   [   37.241451] Call Trace:

 3746 19:44:34.044442  # [   37.244159]  <#DF>

 3747 19:44:34.046836  # [   37.246435]  ? __die_body.cold+0x1a/0x1f

 3748 19:44:34.050463  # [   37.250616]  ? die+0x2b/0x50

 3749 19:44:34.056846  # [   37.253753]  ? handle_stack_overflow+0x3e/0x4d

 3750 19:44:34.060454  # [   37.258456]  ? no_context+0x24d/0x380

 3751 19:44:34.067056  # [   37.262371]  </#DF<4>[   37.911809] RSP: 0018:ffffa8af01333e50 EFLAGS: 00010246

 3752 19:44:34.073232  <4>[   37.939472] RAX: 0000000000000038 RBX: ffffa8af01330000 RCX: 0000000000000000

 3753 19:44:34.076564  >

 3754 19:44:34.103033  # [   37.264728] Modules linked in: fuse ip_tables cros_ec_sysfs cros_ec_lightbar cros_ec_debugfs cros_usbpd_charger cros_usbpd_logger cros_ec_chardev gsmi ath10k_pci ath10k_core uvcvideo videobuf2_vmalloc videobuf2_memops videobuf2_v4l2 cros_ec_dev vid<4>[   37.946854] RDX: 0000000000000000 RSI: ffff91786ad1bf50 RDI: ffffffff8b8c7370

 3755 19:44:34.112713  <4>[   37.976421] RBP: ffffffff8b8c6a3b R08: 0000000000000000 R09: 0000000000000000

 3756 19:44:34.132790  eobuf2_common ath designware_i2s snd_soc_acp_da7219mx98357_mach cros_usbpd_notify snd_soc_max98357a snd_soc_da7219 snd_soc_adau7002 acp_audio_dma chromeos_pstore snd_soc_core snd_compress snd_pcm_dmaengine regmap_i2c coreboot_table

 3757 19:44:34.142605  # [   37.306990] ---[ e<4>[   37.983804] R10: 00000000ffffe000 R11: 3fffffffffffffff R12: 000000000000001a

 3758 19:44:34.149135  <4>[   38.013371] R13: ffffa8af01333f10 R14: ffffa8af01333f10 R15: ffff917845d9d000

 3759 19:44:34.153183  nd trace 76cba25db7fed6a8 ]---

 3760 19:44:34.156099  # [   37.311863] RIP: 0010:lkdtm_BUG+0x5/0x10

 3761 19:44:34.179271  # [   37.316039] Code: 89 ff e8 2e ac 79 ff 48 c7 c0 ea ff ff ff eb de 48 c7 c0 ea ff ff ff e9 29 48 a8 00 48 c7 c0 f4 ff ff ff eb c9 0f 1f 44 00 00 <0f> 0b 66 0f 1f 84 00 00 00<4>[   38.020754] FS:  00007fbf87d65740(0000) GS:ffff91786ad00000(0000) knlGS:0000000000000000

 3762 19:44:34.186129  <4>[   38.051272] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033

 3763 19:44:34.188906   00 00 0f 1f 44 00 00 83 05 30 cc c9 03

 3764 19:44:34.195678  # [   37.335036] RSP: 0018:ffffa8af00df3e60 EFLAGS: 00010282

 3765 19:44:34.202037  # [   37.340514] RAX: ffffffff89580220 RBX: 0000000000000001 RCX: 0000000000000000

 3766 19:44:34.215427  # [   37.347897] RDX: 0000000000000000 RSI: ffff91786ad1bf50 RDI: fff<4>[   38.057268] CR2: ffffa8af01334000 CR3: 0000000102e78000 CR4: 00000000001506e0

 3767 19:44:34.218916  <4>[   38.086835] Call Trace:

 3768 19:44:34.219351  fffff8b4403b0

 3769 19:44:34.225392  # [   37.355280] RBP: ffffffff8b92d6c0 R08: 0000000000000001 R09: 0000000000000001

 3770 19:44:34.231559  # [   37.362662] R10: 00000000ffffe000 R11: 3fffffffffffffff R12: 0000000000000004

 3771 19:44:34.241462  # [   37.370045] R13: ffffa8af00df3f10 R14: ffffa8af00df3f10 R15: ffff917<4>[   38.089540]  <#DF>

 3772 19:44:34.241896  846584000

 3773 19:44:34.251711  # [   37.377428] FS:  00007f73a1635740(0000) GS:ffff91786ad00000(0000) knlGS:0000000000000000

 3774 19:44:34.258475  # [   37.385765] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033

 3775 19:44:34.268167  # [   37.391761] CR2: ffffa8af012b7fff CR3: 0000000101fd8000 CR4: 00000000001506e0<4>[   38.113997]  ? __die_body.cold+0x1a/0x1f

 3776 19:44:34.268629  

 3777 19:44:34.278254  # [   37.399146] BUG: sleeping function called from invalid context at include/linux/percpu-rwsem.h:49

 3778 19:44:34.284461  # [   37.408262] in_atomic(): 0, irqs_disabled(): 1, non_block: 0, pid: 997, name: cat

 3779 19:44:34.288063  # [   37.415990] INFO: lockdep is turned off.

 3780 19:44:34.294396  # [   37.420166<4>[   38.140357]  ? die+0x2b/0x50

 3781 19:44:34.294826  ] irq event stamp: 0

 3782 19:44:34.301172  # [   37.423477] hardirqs last  enabled at (0): [<0000000000000000>] 0x0

 3783 19:44:34.310800  # [   37.429996] hardirqs last disabled at (0): [<ffffffff88afde5c>] copy_process+0x65c/0x20e0

 3784 19:44:34.320759  # [   37.438422] softirqs last  enabled at (0): [<ffffffff88afde<4>[   38.165679]  ? handle_stack_overflow+0x3e/0x4d

 3785 19:44:34.324326  5c>] copy_process+0x65c/0x20e0

 3786 19:44:34.331138  # [   37.446847] softirqs last disabled at (0): [<0000000000000000>] 0x0

 3787 19:44:34.337270  # [   37.453355] CPU: 1 PID: 997 Comm: cat Tainted: G      D W         5.10.217-cip47 #1

 3788 19:44:34.347455  # [   37.461259] Hardware name: Google Grunt/Grunt, BIOS  09<4>[   38.192564]  ? no_context+0x24d/0x380

 3789 19:44:34.350136  <4>[   38.218661]  </#DF>

 3790 19:44:34.350558  /05/2019

 3791 19:44:34.353378  # [   37.467427] Call Trace:

 3792 19:44:34.357115  # [   37.470134]  dump_stack+0x77/0x9b

 3793 19:44:34.360159  # [   37.473705]  ___might_sleep.cold+0xa6/0xb6

 3794 19:44:34.363744  # [   37.478059]  exit_signals+0x1c/0x300

 3795 19:44:34.367185  # [   37.481890]  do_exit+0xc2/0xab0

 3796 19:44:34.370342  # [   37.485290]  ? ksys_write+0x68/0xf0

 3797 19:44:34.412943  # [ <4>[   38.221018] Modules linked in: fuse ip_tables cros_ec_sysfs cros_ec_lightbar cros_ec_debugfs cros_usbpd_charger cros_usbpd_logger cros_ec_chardev gsmi ath10k_pci ath10k_core uvcvideo videobuf2_vmalloc videobuf2_memops videobuf2_v4l2 cros_ec_dev videobuf2_common ath designware_i2s snd_soc_acp_da7219mx98357_mach cros_usbpd_notify snd_soc_max98357a snd_soc_da7219 snd_soc_adau7002 acp_audio_dma chromeos_pstore snd_soc_core snd_compress snd_pcm_dmaengine regmap_i2c coreboot_table

 3798 19:44:34.416522    37.489033]  make_task_dead+0x2f/0x30

 3799 19:44:34.422776  # [   37.492953]  rewind_stack_and_make_dead+0x17/0x20

 3800 19:44:34.426357  # [   37.497912] RIP: 0033:0x7f73a1540240

 3801 19:44:34.439384  # [   37.501744] Code: 40 00 48 8b 15 c1 9b 0d 00 f7 d8 64 89 02 48 c7 c0 ff ff ff ff eb b7 0f 1f 00 80 3d a1 23 0e 0<4>[   38.285430] ---[ end trace 76cba25db7fed6a9 ]---

 3802 19:44:34.449306  0 00 74 17 b8 01 00 00 00 0f 05 <48> 3d 00 f0 ff ff 77 58 c3 0f 1f 80 00 00 00 00 48 83 ec 28 48 89

 3803 19:44:34.455905  # [   37.520741] RSP: 002b:00007ffca31420e8 EFLAGS: 00000202 ORIG_RAX: 0000000000000001

 3804 19:44:34.465763  # [   37.528559] RAX: ffffffffffffffda RBX: 0000000000000019 RCX: <4>[   38.312485] RIP: 0010:lkdtm_BUG+0x5/0x10

 3805 19:44:34.469547  00007f73a1540240

 3806 19:44:34.475727  # [   37.535943] RDX: 0000000000000019 RSI: 00007f73a1427000 RDI: 0000000000000001

 3807 19:44:34.482254  # [   37.543324] RBP: 0000000000000019 R08: 00000000ffffffff R09: 0000000000000000

 3808 19:44:34.508537  # [   37.550706] R10: 00007f73a14614d0 R11: 0000000000000202 R12: 0000<4>[   38.338845] Code: 89 ff e8 2e ac 79 ff 48 c7 c0 ea ff ff ff eb de 48 c7 c0 ea ff ff ff e9 29 48 a8 00 48 c7 c0 f4 ff ff ff eb c9 0f 1f 44 00 00 <0f> 0b 66 0f 1f 84 00 00 00 00 00 0f 1f 44 00 00 83 05 30 cc c9 03

 3809 19:44:34.509082  7f73a1427000

 3810 19:44:34.515510  # [   37.558089] R13: 0000000000000001 R14: 0000000000020000 R15: 0000000000000000

 3811 19:44:34.522381  # STACK_GUARD_PAGE_LEADING: saw 'call trace:': ok

 3812 19:44:34.525875  ok 12 selftests: lkdtm: STACK_GUARD_PAGE_LEADING.sh

 3813 19:44:34.528760  # selftests: lkdtm: STACK_GUARD_PAGE_TRAILING.sh

 3814 19:44:34.535321  <4>[   38.380027] RSP: 0018:ffffa8af00df3e60 EFLAGS: 00010282

 3815 19:44:34.541679  <4>[   38.407343] RAX: ffffffff89580220 RBX: 0000000000000001 RCX: 0000000000000000

 3816 19:44:34.551673  <4>[   38.414725] RDX: 0000000000000000 RSI: ffff91786ad1bf50 RDI: ffffffff8b4403b0

 3817 19:44:34.558870  <4>[   38.422109] RBP: ffffffff8b92d6c0 R08: 0000000000000001 R09: 0000000000000001

 3818 19:44:34.565116  <4>[   38.429493] R10: 00000000ffffe000 R11: 3fffffffffffffff R12: 0000000000000004

 3819 19:44:34.571419  <4>[   38.436875] R13: ffffa8af00df3f10 R14: ffffa8af00df3f10 R15: ffff917846584000

 3820 19:44:34.581267  <4>[   38.444260] FS:  00007fbf87d65740(0000) GS:ffff91786ad00000(0000) knlGS:0000000000000000

 3821 19:44:34.587836  <4>[   38.452595] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033

 3822 19:44:34.595073  <4>[   38.458592] CR2: ffffa8af01334000 CR3: 0000000102e78000 CR4: 00000000001506e0

 3823 19:44:34.604761  <3>[   38.465976] BUG: sleeping function called from invalid context at include/linux/percpu-rwsem.h:49

 3824 19:44:34.611216  <3>[   38.475094] in_atomic(): 0, irqs_disabled(): 1, non_block: 0, pid: 1031, name: cat

 3825 19:44:34.614782  <4>[   38.482910] INFO: lockdep is turned off.

 3826 19:44:34.618101  <4>[   38.487086] irq event stamp: 0

 3827 19:44:34.624486  <4>[   38.490399] hardirqs last  enabled at (0): [<0000000000000000>] 0x0

 3828 19:44:34.634306  <4>[   38.496917] hardirqs last disabled at (0): [<ffffffff88afde5c>] copy_process+0x65c/0x20e0

 3829 19:44:34.640897  <4>[   38.505341] softirqs last  enabled at (0): [<ffffffff88afde5c>] copy_process+0x65c/0x20e0

 3830 19:44:34.647461  <4>[   38.513764] softirqs last disabled at (0): [<0000000000000000>] 0x0

 3831 19:44:34.657230  <4>[   38.520284] CPU: 1 PID: 1031 Comm: cat Tainted: G      D W         5.10.217-cip47 #1

 3832 19:44:34.664414  <4>[   38.528275] Hardware name: Google Grunt/Grunt, BIOS  09/05/2019

 3833 19:44:34.664884  <4>[   38.534445] Call Trace:

 3834 19:44:34.667279  <4>[   38.537153]  dump_stack+0x77/0x9b

 3835 19:44:34.673784  <4>[   38.540726]  ___might_sleep.cold+0xa6/0xb6

 3836 19:44:34.677382  <4>[   38.545079]  exit_signals+0x1c/0x300

 3837 19:44:34.680394  <4>[   38.548910]  do_exit+0xc2/0xab0

 3838 19:44:34.683956  <4>[   38.552311]  ? ksys_write+0x68/0xf0

 3839 19:44:34.687506  <4>[   38.556055]  make_task_dead+0x2f/0x30

 3840 19:44:34.693873  <4>[   38.559974]  rewind_stack_and_make_dead+0x17/0x20

 3841 19:44:34.697484  <4>[   38.564931] RIP: 0033:0x7fbf87c38240

 3842 19:44:34.716893  <4>[   38.568761] Code: 40 00 48 8b 15 c1 9b 0d 00 f7 d8 64 89 02 48 c7 c0 ff ff ff ff eb b7 0f 1f 00 80 3d a1 23 0e 00 00 74 17 b8 01 00 00 00 0f 05 <48> 3d 00 f0 ff ff 77 58 c3 0f 1f 80 00 00 00 00 48 83 ec 28 48 89

 3843 19:44:34.723484  <4>[   38.587758] RSP: 002b:00007ffc900b19d8 EFLAGS: 00000202 ORIG_RAX: 0000000000000001

 3844 19:44:34.730737  <4>[   38.595576] RAX: ffffffffffffffda RBX: 000000000000001a RCX: 00007fbf87c38240

 3845 19:44:34.736816  <4>[   38.602960] RDX: 000000000000001a RSI: 00007fbf87b1f000 RDI: 0000000000000001

 3846 19:44:34.746416  <4>[   38.610343] RBP: 000000000000001a R08: 00000000ffffffff R09: 0000000000000000

 3847 19:44:34.753480  <4>[   38.617725] R10: 00007fbf87b594d0 R11: 0000000000000202 R12: 00007fbf87b1f000

 3848 19:44:34.759664  <4>[   38.625109] R13: 0000000000000001 R14: 0000000000020000 R15: 0000000000000000

 3849 19:44:34.765586  # Segmentation fault

 3850 19:44:34.870780  # [   37.709653] lkdtm: Performing direct entry STACK_GUARD_PAGE_TRAILING

 3851 19:44:34.877174  # [   37.716288] lkdtm: attempting bad read from page above current stack

 3852 19:44:34.886976  # [   37.745084] BUG: stack guard page was hit at 00000000464bf6f4 (stack is 000000006589140e..000000006fe5a8b3)

 3853 19:44:34.893444  # [   37.777234] kernel stack overflow (page fault): 0000 [#4] SMP NOPTI

 3854 19:44:34.903273  # [   37.805934] CPU: 1 PID: 1031 Comm: cat Tainted: G      D W         5.10.217-cip47 #1

 3855 19:44:34.910471  # [   37.836105] Hardware name: Google Grunt/Grunt, BIOS  09/05/2019

 3856 19:44:34.913668  # [   37.842282] RIP: 0010:lkdtm_STACK_GUARD_PAGE_TRAILING+0x27/0x3d

 3857 19:44:34.933779  # [   37.870629] Code: dd fb ff 0f 1f 44 00 00 53 48 c7 c7 30 73 8c 8b 50 65 48 8b 04 25 40 b0 01 00 48 8b 58 18 e8 52 dd fb ff 48 c7 c7 70 73 8c 8b <8a> 83 00 40 00 00 88 44 24 07 0f b6 74 24 07 5a 5b e9 35 dd fb ff

 3858 19:44:34.939763  # [   37.911809] RSP: 0018:ffffa8af01333e50 EFLAGS: 00010246

 3859 19:44:34.946649  # [   37.939472] RAX: 0000000000000038 RBX: ffffa8af01330000 RCX: 0000000000000000

 3860 19:44:34.953052  # [   37.946854] RDX: 0000000000000000 RSI: ffff91786ad1bf50 RDI: ffffffff8b8c7370

 3861 19:44:34.959462  # [   37.976421] RBP: ffffffff8b8c6a3b R08: 0000000000000000 R09: 0000000000000000

 3862 19:44:34.969655  # [   37.983804] R10: 00000000ffffe000 R11: 3fffffffffffffff R12: 000000000000001a

 3863 19:44:34.975948  # [   38.013371] R13: ffffa8af01333f10 R14: ffffa8af01333f10 R15: ffff917845d9d000

 3864 19:44:34.982461  # [   38.020754] FS:  00007fbf87d65740(0000) GS:ffff91786ad00000(0000) knlGS:0000000000000000

 3865 19:44:34.989588  # [   38.051272] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033

 3866 19:44:34.995384  # [   38.057268] CR2: ffffa8af01334000 CR3: 0000000102e78000 CR4: 00000000001506e0

 3867 19:44:35.005382  # [   38.086835] Cal<6>[   38.853067] lkdtm: Performing direct entry UNSET_SMEP

 3868 19:44:35.005941  l Trace:

 3869 19:44:35.006322  # [   38.089540]  <#DF>

 3870 19:44:35.012480  # [   38.113997]  ? __die_body.cold+0x1a/0x1f

 3871 19:44:35.015285  # [   38.140357]  ? die+0x2b/0x50

 3872 19:44:35.018956  # [   38.165679]  ? handle_stack_overflow+0x3e/0x4d

 3873 19:44:35.022121  # [   38.192564]  ? no_context+0x24d/0x380

 3874 19:44:35.025706  # [   38.218661]  </#DF>

 3875 19:44:35.032129  # [   38.221018]<6>[   38.876024] lkdtm: trying to clear SMEP normally

 3876 19:44:35.058671   Modules linked in: fuse ip_tables cros_ec_sysfs cros_ec_lightbar cros_ec_debugfs cros_usbpd_charger cros_usbpd_logger cros_ec_chardev gsmi ath10k_pci ath10k_core uvcvideo videobuf2_vmalloc videobuf2_memops videobuf2_v4l2 cros_ec_dev videobuf2_common ath d<4>[   38.903099] ------------[ cut here ]------------

 3877 19:44:35.077965  esignware_i2s snd_soc_acp_da7219mx98357_mach cros_usbpd_notify snd_soc_max98357a snd_soc_da7219 snd_soc_adau7002 acp_audio_dma chromeos_pstore snd_soc_core snd_compress snd_pcm_dmaengine regmap_i2c coreboot_table

 3878 19:44:35.084798  # [   38.285430] ---[ end trace 76cba25db7<4>[   38.930144] pinned CR4 bits changed: 0x100000!?

 3879 19:44:35.087857  fed6a9 ]---

 3880 19:44:35.090921  # [   38.312485] RIP: 0010:lkdtm_BUG+0x5/0x10

 3881 19:44:35.117634  # [   38.338845] Code: 89 ff e8 2e ac 79 ff 48 c7 c0 ea ff ff ff eb de 48 c7 c0 ea ff ff ff e9 29 48 a8 00 48 c7 c0 f4 ff ff ff eb c9 0f 1f 44 00 00 <0f> 0b 66 0f 1f 84 00 00 00 00 00 0f 1f 44 00 <4>[   38.957122] WARNING: CPU: 1 PID: 1068 at arch/x86/kernel/cpu/common.c:396 native_write_cr4+0x45/0x60

 3882 19:44:35.118323  00 83 05 30 cc c9 03

 3883 19:44:35.123586  # [   38.380027] RSP: 0018:ffffa8af00df3e60 EFLAGS: 00010282

 3884 19:44:35.130455  # [   38.407343] RAX: ffffffff89580220 RBX: 0000000000000001 RCX: 0000000000000000

 3885 19:44:35.136977  # [   38.414725] RDX: 0000000000000000 RSI: ffff91786ad1bf50 RDI: ffffffff8b4403b0

 3886 19:44:35.179678  # [ <4>[   38.988664] Modules linked in: fuse ip_tables cros_ec_sysfs cros_ec_lightbar cros_ec_debugfs cros_usbpd_charger cros_usbpd_logger cros_ec_chardev gsmi ath10k_pci ath10k_core uvcvideo videobuf2_vmalloc videobuf2_memops videobuf2_v4l2 cros_ec_dev videobuf2_common ath designware_i2s snd_soc_acp_da7219mx98357_mach cros_usbpd_notify snd_soc_max98357a snd_soc_da7219 snd_soc_adau7002 acp_audio_dma chromeos_pstore snd_soc_core snd_compress snd_pcm_dmaengine regmap_i2c coreboot_table

 3887 19:44:35.186681    38.422109] RBP: ffffffff8b92d6c0 R08: 0000000000000001 R09: 0000000000000001

 3888 19:44:35.196437  # [   38.429493] R10: 00000000ffffe000 R11: 3fffffffffffffff R12: 0000000000000004

 3889 19:44:35.203239  # [   38.436875] R13: ffffa8af00df3f10 R14: ffffa8af00df3f10 R15: ffff917846584000

 3890 19:44:35.212659  # [   38<4>[   39.053082] CPU: 1 PID: 1068 Comm: cat Tainted: G      D W         5.10.217-cip47 #1

 3891 19:44:35.219568  .444260] FS:  00007fbf87d65740(0000) GS:ffff91786ad00000(0000) knlGS:0000000000000000

 3892 19:44:35.226175  # [   38.452595] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033

 3893 19:44:35.232552  # [   38.458592] CR2: ffffa8af01334000 CR3: 0000000102e78000 CR4: 00000000001506e0

 3894 19:44:35.239099  # [   38.465976] <4>[   39.085771] Hardware name: Google Grunt/Grunt, BIOS  09/05/2019

 3895 19:44:35.245300  BUG: sleeping function called from invalid context at include/linux/percpu-rwsem.h:49

 3896 19:44:35.255175  # [   38.475094] in_atomic(): 0, irqs_disabled(): 1, non_block: 0, pid: 1031, name: cat

 3897 19:44:35.259001  # [   38.482910] INFO: lockdep is turned off.

 3898 19:44:35.265454  # [   38.487086] irq event stamp:<4>[   39.111611] RIP: 0010:native_write_cr4+0x45/0x60

 3899 19:44:35.265606   0

 3900 19:44:35.271919  # [   38.490399] hardirqs last  enabled at (0): [<0000000000000000>] 0x0

 3901 19:44:35.282036  # [   38.496917] hardirqs last disabled at (0): [<ffffffff88afde5c>] copy_process+0x65c/0x20e0

 3902 19:44:35.308274  # [   38.505341] softirqs last  enabled at (0): [<ffffffff88afde5c>] copy_process+<4>[   39.138672] Code: 39 c2 75 2d 48 85 f6 75 05 e9 07 26 54 01 80 3d 5f 4e 26 03 00 75 f2 48 c7 c7 20 3e 7c 8b c6 05 4f 4e 26 03 01 e8 81 a2 11 01 <0f> 0b e9 e4 25 54 01 48 89 d6 48 81 e7 ff f7 ce ff 48 31 c6 48 09

 3903 19:44:35.308625  0x65c/0x20e0

 3904 19:44:35.315198  # [   38.513764] softirqs last disabled at (0): [<0000000000000000>] 0x0

 3905 19:44:35.324584  # [   38.520284] CPU: 1 PID: 1031 Comm: cat Tainted: G      D W         5.10.217-cip47 #1

 3906 19:44:35.328328  # [   38.528275] Hardware name: Google Grunt/Grunt, BIOS  09/05/2019

 3907 19:44:35.334751  # [   3<4>[   39.179853] RSP: 0018:ffffa8af013abe48 EFLAGS: 00010286

 3908 19:44:35.337820  8.534445] Call Trace:

 3909 19:44:35.341390  # [   38.537153]  dump_stack+0x77/0x9b

 3910 19:44:35.344870  # [   38.540726]  ___might_sleep.cold+0xa6/0xb6

 3911 19:44:35.348561  # [   38.545079]  exit_signals+0x1c/0x300

 3912 19:44:35.351247  # [   38.548910]  do_exit+0xc2/0xab0

 3913 19:44:35.354757  # [   38.552311]  ? ksys_write+0x68/0xf0

 3914 19:44:35.364629  # [   38.556055]  ma<4>[   39.207533] RAX: 0000000000000000 RBX: 00000000000506e0 RCX: 0000000000000000

 3915 19:44:35.371318  ke<4>[   39.237003] RDX: ffff91786ad2c620 RSI: ffff91786ad1bf50 RDI: ffff91786ad1bf50

 3916 19:44:35.380834  <4>[   39.244553] RBP: ffffffff8b8c6a55 R08: 0000000000000000 R09: 0000000000000000

 3917 19:44:35.387807  _task_dead+0x2f/0x30<4>[   39.251990] R10: 00000000ffffe000 R11: 3fffffffffffffff R12: 000000000000000b

 3918 19:44:35.390625  

 3919 19:44:35.400319  # [   38.559974]  rewind_stack_and_make_dead+0x17/0x20<4>[   39.251992] R13: ffffa8af013abf10 R14: ffffa8af013abf10 R15: ffff9178465b8000

 3920 19:44:35.400867  

 3921 19:44:35.403805  # [   38.564931] RIP: 0033:0x7fbf87c38240

 3922 19:44:35.430087  # [   38.568761] Code: 40 00 48 8b 15 c1 9b 0d 00 f7 d8 64 89 02 48 c7 c0 ff ff ff ff eb b7 0f 1f 00 80 3d a1 23 0e 00 00 74 17 b8 01 00 00 00 0f 05 <48> 3d 00 f0 ff ff 77 58 c3 0f 1f 80 00 00 00 00 48 83 ec 28 <4>[   39.251994] FS:  00007f67bfe85740(0000) GS:ffff91786ad00000(0000) knlGS:0000000000000000

 3923 19:44:35.433675  48 89

 3924 19:44:35.440446  # [   38.587758] RSP: 002b:00007ffc900b19d8 EFLAGS: 00000202 ORIG_RAX: 0000000000000001

 3925 19:44:35.446581  # [   38.595576] RAX: ffffffffffffffda RBX: 000000000000001a RCX: 00007fbf87c38240

 3926 19:44:35.460046  # [   38.602960] RDX: 000000000000001a RSI: 00007fbf87b1f000 RDI: 0000000000<4>[   39.251996] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033

 3927 19:44:35.460500  000001

 3928 19:44:35.467013  # [   38.610343] RBP: 000000000000001a R08: 00000000ffffffff R09: 0000000000000000

 3929 19:44:35.476712  # [   38.617725] R10: 00007fbf87b594d0 R11: 0000000000000202 R12: 00007fbf87b1f000

 3930 19:44:35.489725  # [   38.625109] R13: 0000000000000001 R14: 0000000000020000 R15: 00000000000000<4>[   39.251999] CR2: 00007f67bfc77000 CR3: 0000000103abc000 CR4: 00000000001506e0

 3931 19:44:35.490169  00

 3932 19:44:35.493106  # STACK_GUARD_PAGE_TRAILING: saw 'call trace:': ok

 3933 19:44:35.499964  ok 13 selftests: lkdtm: STACK_GUARD_PAGE_TRAILING.sh

 3934 19:44:35.503225  # selftests: lkdtm: UNSET_SMEP.sh

 3935 19:44:35.506624  <4>[   39.361724] Call Trace:

 3936 19:44:35.509282  <4>[   39.376992]  ? __warn+0x80/0x110

 3937 19:44:35.513257  <4>[   39.380545]  ? native_write_cr4+0x45/0x60

 3938 19:44:35.516368  <4>[   39.384867]  ? report_bug+0x9e/0xc0

 3939 19:44:35.519651  <4>[   39.388667]  ? handle_bug+0x41/0x90

 3940 19:44:35.526233  <4>[   39.392445]  ? exc_invalid_op+0x14/0x70

 3941 19:44:35.528933  <4>[   39.396604]  ? asm_exc_invalid_op+0x12/0x20

 3942 19:44:35.532290  <4>[   39.401073]  ? native_write_cr4+0x45/0x60

 3943 19:44:35.539289  <4>[   39.405408]  ? native_write_cr4+0x45/0x60

 3944 19:44:35.542928  <4>[   39.409701]  lkdtm_UNSET_SMEP.cold+0x1d/0x103

 3945 19:44:35.545650  <4>[   39.414331]  direct_entry.cold+0x2c/0x38

 3946 19:44:35.552057  <4>[   39.418531]  full_proxy_write+0x56/0x80

 3947 19:44:35.555432  <4>[   39.422653]  vfs_write+0xea/0x3b0

 3948 19:44:35.558719  <4>[   39.426254]  ksys_write+0x68/0xf0

 3949 19:44:35.562429  <4>[   39.429836]  do_syscall_64+0x33/0x40

 3950 19:44:35.565487  <4>[   39.433678]  entry_SYSCALL_64_after_hwframe+0x67/0xcc

 3951 19:44:35.572006  <4>[   39.438994] RIP: 0033:0x7f67bfd90240

 3952 19:44:35.588667  <4>[   39.442836] Code: 40 00 48 8b 15 c1 9b 0d 00 f7 d8 64 89 02 48 c7 c0 ff ff ff ff eb b7 0f 1f 00 80 3d a1 23 0e 00 00 74 17 b8 01 00 00 00 0f 05 <48> 3d 00 f0 ff ff 77 58 c3 0f 1f 80 00 00 00 00 48 83 ec 28 48 89

 3953 19:44:35.598705  <4>[   39.461870] RSP: 002b:00007ffe1ea07538 EFLAGS: 00000202 ORIG_RAX: 0000000000000001

 3954 19:44:35.605227  <4>[   39.469705] RAX: ffffffffffffffda RBX: 000000000000000b RCX: 00007f67bfd90240

 3955 19:44:35.611676  <4>[   39.477107] RDX: 000000000000000b RSI: 00007f67bfc77000 RDI: 0000000000000001

 3956 19:44:35.618475  <4>[   39.484498] RBP: 000000000000000b R08: 00000000ffffffff R09: 0000000000000000

 3957 19:44:35.628121  <4>[   39.491900] R10: 00007f67bfcb14d0 R11: 0000000000000202 R12: 00007f67bfc77000

 3958 19:44:35.634625  <4>[   39.499291] R13: 0000000000000001 R14: 0000000000020000 R15: 0000000000000000

 3959 19:44:35.638015  <4>[   39.506689] irq event stamp: 0

 3960 19:44:35.644622  <4>[   39.510007] hardirqs last  enabled at (0): [<0000000000000000>] 0x0

 3961 19:44:35.651714  <4>[   39.516537] hardirqs last disabled at (0): [<ffffffff88afde5c>] copy_process+0x65c/0x20e0

 3962 19:44:35.661729  <4>[   39.524984] softirqs last  enabled at (0): [<ffffffff88afde5c>] copy_process+0x65c/0x20e0

 3963 19:44:35.668183  <4>[   39.533416] softirqs last disabled at (0): [<0000000000000000>] 0x0

 3964 19:44:35.670989  <4>[   39.539941] ---[ end trace 76cba25db7fed6aa ]---

 3965 19:44:35.677578  <6>[   39.544820] lkdtm: ok: SMEP did not get cleared

 3966 19:44:35.684637  <6>[   39.549644] lkdtm: trying to clear SMEP with call gadget

 3967 19:44:35.687507  <6>[   39.555225] lkdtm: ok: SMEP removal was reverted

 3968 19:44:35.721791  # [   38.853067] lkdtm: Performing direct entry UNSET_SMEP

 3969 19:44:35.728245  # [   38.876024] lkdtm: trying to clear SMEP normally

 3970 19:44:35.731580  # [   38.903099] ------------[ cut here ]------------

 3971 19:44:35.735058  # [   38.930144] pinned CR4 bits changed: 0x100000!?

 3972 19:44:35.745009  # [   38.957122] WARNING: CPU: 1 PID: 1068 at arch/x86/kernel/cpu/common.c:396 native_write_cr4+0x45/0x60

 3973 19:44:35.787604  # [   38.988664] Modules linked in: fuse ip_tables cros_ec_sysfs cros_ec_lightbar cros_ec_debugfs cros_usbpd_charger cros_usbpd_logger cros_ec_chardev gsmi ath10k_pci ath10k_core uvcvideo videobuf2_vmalloc videobuf2_memops videobuf2_v4l2 cros_ec_dev videobuf2_common ath designware_i2s snd_soc_acp_da7219mx98357_mach cros_usbpd_notify snd_soc_max98357a snd_soc_da7219 snd_soc_adau7002 acp_audio_dma chromeos_pstore snd_soc_core snd_compress snd_pcm_dmaengine regmap_i2c coreboot_table

 3974 19:44:35.794226  # [   39.053082] CPU: 1 PID: 1068 Comm: cat Tainted: G      D W         5.10.217-cip47 #1

 3975 19:44:35.800604  # [   39.085771] Hardware name: Google Grunt/Grunt, BIOS  09/05/2019

 3976 19:44:35.807313  # [   39.111611] RIP: 0010:native_write_cr4+0x45/0x60

 3977 19:44:35.823821  # [   39.138672] Code: 39 c2 75 2d 48 85 f6 75 05 e9 07 26 54 01 80 3d 5f 4e 26 03 00 75 f2 48 c7 c7 20 3e 7c 8b c6 05 4f 4e 26 03 01 e8 81 a2 11 01 <0f> 0b e9 e4 25 54 01 48 89 d6 48 81 e7 ff f7 ce ff 48 31 c6 48 09

 3978 19:44:35.830127  # [   39.179853] RSP: 0018:ffffa8af013abe48 EFLAGS: 00010286

 3979 19:44:35.836828  # [   39.207533] RAX: 0000000000000000 RBX: 00000000000506e0 RCX: 0000000000000000

 3980 19:44:35.849856  # [   39.237003] RDX: ffff91786ad2c620 RSI: ffff91786ad1bf50 RDI: ffff<6>[   39.709097] lkdtm: Performing direct entry DOUBLE_FAULT

 3981 19:44:35.850287  91786ad1bf50

 3982 19:44:35.856887  # [   39.244553] RBP: ffffffff8b8c6a55 R08: 0000000000000000 R09: 0000000000000000

 3983 19:44:35.866847  # [   39.251990] R10: 00000000ffffe000 R11: 3fffffffffffffff R12: 000000000000000b

 3984 19:44:35.876597  # [   39.251992] R13: ffffa8af013abf10 R14: ffffa8af013abf10 R15: ffff9178<3>[   39.721196] lkdtm: XFAIL: this test is ia32-only

 3985 19:44:35.877171  465b8000

 3986 19:44:35.886533  # [   39.251994] FS:  00007f67bfe85740(0000) GS:ffff91786ad00000(0000) knlGS:0000000000000000

 3987 19:44:35.893099  # [   39.251996] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033

 3988 19:44:35.899332  # [   39.251999] CR2: 00007f67bfc77000 CR3: 0000000103abc000 CR4: 00000000001506e0

 3989 19:44:35.902822  # [   39.361724] Call Trace:

 3990 19:44:35.905814  # [   39.376992]  ? __warn+0x80/0x110

 3991 19:44:35.909223  # [   39.380545]  ? native_write_cr4+0x45/0x60

 3992 19:44:35.912320  # [   39.384867]  ? report_bug+0x9e/0xc0

 3993 19:44:35.915868  # [   39.388667]  ? handle_bug+0x41/0x90

 3994 19:44:35.919232  # [   39.392445]  ? exc_invalid_op+0x14/0x70

 3995 19:44:35.925684  # [   39.396604]  ? asm_exc_invalid_op+0x12/0x20

 3996 19:44:35.928725  # [   39.401073]  ? native_write_cr4+0x45/0x60

 3997 19:44:35.932117  # [   39.405408]  ? native_write_cr4+0x45/0x60

 3998 19:44:35.935681  # [   39.409701]  lkdtm_UNSET_SMEP.cold+0x1d/0x103

 3999 19:44:35.942030  # [   39.414331]  direct_entry.cold+0x2c/0x38

 4000 19:44:35.945251  # [   39.418531]  full_proxy_write+0x56/0x80

 4001 19:44:35.949074  # [   39.422653]  vfs_write+0xea/0x3b0

 4002 19:44:35.951858  # [   39.426254]  ksys_write+0x68/0xf0

 4003 19:44:35.955358  # [   39.429836]  do_syscall_64+0x33/0x40

 4004 19:44:35.962062  # [   39.433678]  entry_SYSCALL_64_after_hwframe+0x67/0xcc

 4005 19:44:35.965540  # [   39.438994] RIP: 0033:0x7f67bfd90240

 4006 19:44:35.984887  # [   39.442836] Code: 40 00 48 8b 15 c1 9b 0d 00 f7 d8 64 89 02 48 c7 c0 ff ff ff ff eb b7 0f 1f 00 80 3d a1 23 0e 00 00 74 17 b8 01 00 00 00 0f 05 <48> 3d 00 f0 ff ff 77 58 c3 0f 1f 80 00 00 00 00 48 83 ec 28 48 89

 4007 19:44:35.992133  # [   39.461870] RSP: 002b:00007ffe1ea07538 EFLAGS: 00000202 ORIG_RAX: 0000000000000001

 4008 19:44:35.998841  # [   39.469705] RAX: ffffffffffffffda RBX: 000000000000000b RCX: 00007f67bfd90240

 4009 19:44:36.004871  # [   39.477107] RDX: 000000000000000b RSI: 00007f67bfc77000 RDI: 0000000000000001

 4010 19:44:36.014864  # [   39.484498] RBP: 000000000000000b R08: 00000000ffffffff R09: 0000000000000000

 4011 19:44:36.021153  # [   39.491900] R10: 00007f67bfcb14d0 R11: 0000000000000202 R12: 00007f67bfc77000

 4012 19:44:36.028292  # [   39.499291] R13: 0000000000000001 R14: 0000000000020000 R15: 0000000000000000

 4013 19:44:36.030939  # [   39.506689] irq event stamp: 0

 4014 19:44:36.037969  # [   39.510007] hardirqs last  enabled at (0): [<0000000000000000>] 0x0

 4015 19:44:36.044560  # [   39.516537] hardirqs last disabled at (0): [<ffffffff88afde5c>] copy_process+0x65c/0x20e0

 4016 19:44:36.057398  # [   39.524984] softirqs last  enabled at (0): [<ffffffff88afde5c>] copy_process+0x65c/0x20e<6>[   39.917808] lkdtm: Performing direct entry CORRUPT_PAC

 4017 19:44:36.060844  0

 4018 19:44:36.064163  # [   39.533416] softirqs last disabled at (0): [<0000000000000000>] 0x0

 4019 19:44:36.070981  # [   39.539941] ---[ end trace 76cba25db7fed6aa ]---

 4020 19:44:36.073897  # [   39.544820] lkdtm: ok: SMEP did not get cleared

 4021 19:44:36.080679  # [   39.549644] lkdtm: trying to clear SMEP with call gadget

 4022 19:44:36.087244  # [   3<3>[   39.931118] lkdtm: XFAIL: this test is arm64-only

 4023 19:44:36.090356  9.555225] lkdtm: ok: SMEP removal was reverted

 4024 19:44:36.093684  # UNSET_SMEP: saw 'pinned CR4 bits changed:': ok

 4025 19:44:36.097233  ok 14 selftests: lkdtm: UNSET_SMEP.sh

 4026 19:44:36.100612  # selftests: lkdtm: DOUBLE_FAULT.sh

 4027 19:44:36.107095  # [   39.709097] lkdtm: Performing direct entry DOUBLE_FAULT

 4028 19:44:36.110629  # [   39.721196] lkdtm: XFAIL: this test is ia32-only

 4029 19:44:36.113501  # DOUBLE_FAULT: saw 'XFAIL': [SKIP]

 4030 19:44:36.120573  ok 15 selftests: lkdtm: DOUBLE_FAULT.sh # SKIP

 4031 19:44:36.123208  # selftests: lkdtm: CORRUPT_PAC.sh

 4032 19:44:36.126847  # [   39.917808] lkdtm: Performing direct entry CORRUPT_PAC

 4033 19:44:36.133410  # [   39.931118] lkdtm: XFAIL: this test is arm64-only

 4034 19:44:36.136827  # CORRUPT_PAC: saw 'XFAIL': [SKIP]

 4035 19:44:36.140332  ok 16 selftests: lkdtm: CORRUPT_PAC.sh # SKIP

 4036 19:44:36.143015  # selftests: lkdtm: UNALIGNED_LOAD_STORE_WRITE.sh

 4037 19:44:36.230432  <6>[   40.093719] lkdtm: Performing direct entry UNALIGNED_LOAD_STORE_WRITE

 4038 19:44:36.236826  <3>[   40.100426] lkdtm: XFAIL: arch has CONFIG_HAVE_EFFICIENT_UNALIGNED_ACCESS

 4039 19:44:36.262115  # [   40.093719] lkdtm: Performing direct entry UNALIGNED_LOAD_STORE_WRITE

 4040 19:44:36.272434  # [   40.100426] lkdtm: XFAIL: arch has CONFIG_HAVE_EFFICIENT_UNALIGNED_ACCESS

 4041 19:44:36.275370  # UNALIGNED_LOAD_STORE_WRITE: saw 'XFAIL': [SKIP]

 4042 19:44:36.282420  ok 17 selftests: lkdtm: UNALIGNED_LOAD_STORE_WRITE.sh # SKIP

 4043 19:44:36.285283  # selftests: lkdtm: OVERWRITE_ALLOCATION.sh

 4044 19:44:36.335980  # Skipping OVERWRITE_ALLOCATION: Corrupts memory on failure

 4045 19:44:36.343023  ok 18 selftests: lkdtm: OVERWRITE_ALLOCATION.sh # SKIP

 4046 19:44:36.346060  # selftests: lkdtm: WRITE_AFTER_FREE.sh

 4047 19:44:36.387572  # Skipping WRITE_AFTER_FREE: Corrupts memory on failure

 4048 19:44:36.391124  ok 19 selftests: lkdtm: WRITE_AFTER_FREE.sh # SKIP

 4049 19:44:36.394073  # selftests: lkdtm: READ_AFTER_FREE.sh

 4050 19:44:36.461233  <6>[   40.328423] lkdtm: Performing direct entry READ_AFTER_FREE

 4051 19:44:36.467551  <6>[   40.334194] lkdtm: Value in memory before free: 12345678

 4052 19:44:36.474209  <6>[   40.339818] lkdtm: Attempting bad read from freed memory

 4053 19:44:36.477632  <6>[   40.345422] lkdtm: Memory was not poisoned

 4054 19:44:36.510603  # [   40.328423] lkdtm: Performing direct entry READ_AFTER_FREE

 4055 19:44:36.517023  # [   40.334194] lkdtm: Value in memory before free: 12345678

 4056 19:44:36.520560  # [   40.339818] lkdtm: Attempting bad read from freed memory

 4057 19:44:36.527264  # [   40.345422] lkdtm: Memory was not poisoned

 4058 19:44:36.530022  # READ_AFTER_FREE: missing 'call trace:': [FAIL]

 4059 19:44:36.536987  not ok 20 selftests: lkdtm: READ_AFTER_FREE.sh # exit=1

 4060 19:44:36.539799  # selftests: lkdtm: WRITE_BUDDY_AFTER_FREE.sh

 4061 19:44:36.573859  # Skipping WRITE_BUDDY_AFTER_FREE: Corrupts memory on failure

 4062 19:44:36.580080  ok 21 selftests: lkdtm: WRITE_BUDDY_AFTER_FREE.sh # SKIP

 4063 19:44:36.583395  # selftests: lkdtm: READ_BUDDY_AFTER_FREE.sh

 4064 19:44:36.653982  <6>[   40.521463] lkdtm: Performing direct entry READ_BUDDY_AFTER_FREE

 4065 19:44:36.660675  <6>[   40.527761] lkdtm: Value in memory before free: 12345678

 4066 19:44:36.667105  <6>[   40.533406] lkdtm: Attempting to read from freed memory

 4067 19:44:36.670561  <6>[   40.538901] lkdtm: Buddy page was not poisoned

 4068 19:44:36.692997  # [   40.521463] lkdtm: Performing direct entry READ_BUDDY_AFTER_FREE

 4069 19:44:36.699456  # [   40.527761] lkdtm: Value in memory before free: 12345678

 4070 19:44:36.706193  # [   40.533406] lkdtm: Attempting to read from freed memory

 4071 19:44:36.709326  # [   40.538901] lkdtm: Buddy page was not poisoned

 4072 19:44:36.712519  # READ_BUDDY_AFTER_FREE: missing 'call trace:': [FAIL]

 4073 19:44:36.719076  not ok 22 selftests: lkdtm: READ_BUDDY_AFTER_FREE.sh # exit=1

 4074 19:44:36.722379  # selftests: lkdtm: SLAB_FREE_DOUBLE.sh

 4075 19:44:36.768153  <6>[   40.635203] lkdtm: Performing direct entry SLAB_FREE_DOUBLE

 4076 19:44:36.774675  <6>[   40.641054] lkdtm: Attempting double slab free ...

 4077 19:44:36.806150  # [   40.635203] lkdtm: Performing direct entry SLAB_FREE_DOUBLE

 4078 19:44:36.812711  # [   40.641054] lkdtm: Attempting double slab free ...

 4079 19:44:36.815378  # SLAB_FREE_DOUBLE: missing 'call trace:': [FAIL]

 4080 19:44:36.822276  not ok 23 selftests: lkdtm: SLAB_FREE_DOUBLE.sh # exit=1

 4081 19:44:36.825607  # selftests: lkdtm: SLAB_FREE_CROSS.sh

 4082 19:44:36.889890  <6>[   40.757090] lkdtm: Performing direct entry SLAB_FREE_CROSS

 4083 19:44:36.896201  <6>[   40.762871] lkdtm: Attempting cross-cache slab free ...

 4084 19:44:36.918409  # [   40.757090] lkdtm: Performing direct entry SLAB_FREE_CROSS

 4085 19:44:36.924999  # [   40.762871] lkdtm: Attempting cross-cache slab free ...

 4086 19:44:36.928512  # SLAB_FREE_CROSS: missing 'call trace:': [FAIL]

 4087 19:44:36.934763  not ok 24 selftests: lkdtm: SLAB_FREE_CROSS.sh # exit=1

 4088 19:44:36.938289  # selftests: lkdtm: SLAB_FREE_PAGE.sh

 4089 19:44:37.025408  <6>[   40.892653] lkdtm: Performing direct entry SLAB_FREE_PAGE

 4090 19:44:37.032605  <6>[   40.898320] lkdtm: Attempting non-Slab slab free ...

 4091 19:44:37.058058  # [   40.892653] lkdtm: Performing direct entry SLAB_FREE_PAGE

 4092 19:44:37.064629  # [   40.898320] lkdtm: Attempting non-Slab slab free ...

 4093 19:44:37.067268  # SLAB_FREE_PAGE: missing 'call trace:': [FAIL]

 4094 19:44:37.075040  not ok 25 selftests: lkdtm: SLAB_FREE_PAGE.sh # exit=1

 4095 19:44:37.078724  # selftests: lkdtm: SOFTLOCKUP.sh

 4096 19:44:37.128589  # Skipping SOFTLOCKUP: Hangs the system

 4097 19:44:37.131922  ok 26 selftests: lkdtm: SOFTLOCKUP.sh # SKIP

 4098 19:44:37.135408  # selftests: lkdtm: HARDLOCKUP.sh

 4099 19:44:37.191161  # Skipping HARDLOCKUP: Hangs the system

 4100 19:44:37.194729  ok 27 selftests: lkdtm: HARDLOCKUP.sh # SKIP

 4101 19:44:37.198175  # selftests: lkdtm: SPINLOCKUP.sh

 4102 19:44:37.265205  # Skipping SPINLOCKUP: Hangs the system

 4103 19:44:37.268663  ok 28 selftests: lkdtm: SPINLOCKUP.sh # SKIP

 4104 19:44:37.272186  # selftests: lkdtm: HUNG_TASK.sh

 4105 19:44:37.331106  # Skipping HUNG_TASK: Hangs the system

 4106 19:44:37.334537  ok 29 selftests: lkdtm: HUNG_TASK.sh # SKIP

 4107 19:44:37.338173  # selftests: lkdtm: EXEC_DATA.sh

 4108 19:44:37.413734  <6>[   41.280962] lkdtm: Performing direct entry EXEC_DATA

 4109 19:44:37.420047  <6>[   41.286198] lkdtm: attempting ok execution at ffffffff895805f0

 4110 19:44:37.426924  <6>[   41.292324] lkdtm: attempting bad execution at ffffffff8d21cea0

 4111 19:44:37.433763  <2>[   41.298525] kernel tried to execute NX-protected page - exploit attempt? (uid: 0)

 4112 19:44:37.440213  <1>[   41.306255] BUG: unable to handle page fault for address: ffffffff8d21cea0

 4113 19:44:37.446683  <1>[   41.313377] #PF: supervisor instruction fetch in kernel mode

 4114 19:44:37.453191  <1>[   41.319286] #PF: error_code(0x0011) - permissions violation

 4115 19:44:37.459800  <6>[   41.325109] PGD c9629067 P4D c9629067 PUD c962a063 PMD 80000000cae001e3 

 4116 19:44:37.463430  <4>[   41.332065] Oops: 0011 [#5] SMP NOPTI

 4117 19:44:37.473323  <4>[   41.335983] CPU: 1 PID: 1592 Comm: cat Tainted: G      D W         5.10.217-cip47 #1

 4118 19:44:37.476591  <4>[   41.343971] Hardware name: Google Grunt/Grunt, BIOS  09/05/2019

 4119 19:44:37.483296  <4>[   41.350164] RIP: 0010:data_area+0x0/0x40

 4120 19:44:37.499833  <4>[   41.354341] Code: ff ff 00 95 5d 45 78 91 ff ff 00 94 5d 45 78 91 ff ff 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 <0f> 1f 44 00 00 e9 46 44 a8 00 66 0f 1f 44 00 00 0f 1f 44 00 00 55

 4121 19:44:37.506337  <4>[   41.373337] RSP: 0018:ffffa8af01afbe48 EFLAGS: 00010246

 4122 19:44:37.513045  <4>[   41.378814] RAX: 0000000000000033 RBX: 0000000000000001 RCX: 0000000000000000

 4123 19:44:37.522649  <4>[   41.386195] RDX: 0000000000000000 RSI: ffff91786ad1bf50 RDI: ffff91786ad1bf50

 4124 19:44:37.529264  <4>[   41.393576] RBP: ffffffff8d21cea0 R08: 0000000000000000 R09: 0000000000000000

 4125 19:44:37.536188  <4>[   41.400974] R10: 00000000ffffe000 R11: 3fffffffffffffff R12: 000000000000000a

 4126 19:44:37.542189  <4>[   41.408355] R13: ffffa8af01afbf10 R14: ffffa8af01afbf10 R15: ffff9178434af000

 4127 19:44:37.552240  <4>[   41.415737] FS:  00007f50e9f8d740(0000) GS:ffff91786ad00000(0000) knlGS:0000000000000000

 4128 19:44:37.559510  <4>[   41.424074] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033

 4129 19:44:37.565734  <4>[   41.430068] CR2: ffffffff8d21cea0 CR3: 000000010350a000 CR4: 00000000001506e0

 4130 19:44:37.569230  <4>[   41.437450] Call Trace:

 4131 19:44:37.572248  <4>[   41.440178]  ? __die_body.cold+0x1a/0x1f

 4132 19:44:37.575607  <4>[   41.444357]  ? no_context+0x177/0x380

 4133 19:44:37.579125  <4>[   41.448276]  ? exc_page_fault+0xd7/0x170

 4134 19:44:37.585107  <4>[   41.452451]  ? asm_exc_page_fault+0x1e/0x30

 4135 19:44:37.588734  <4>[   41.456892]  ? execute_location+0x48/0x56

 4136 19:44:37.592159  <4>[   41.461155]  ? direct_entry.cold+0x2c/0x38

 4137 19:44:37.598628  <4>[   41.465507]  ? full_proxy_write+0x56/0x80

 4138 19:44:37.602131  <4>[   41.469771]  ? vfs_write+0xea/0x3b0

 4139 19:44:37.604959  <4>[   41.473514]  ? ksys_write+0x68/0xf0

 4140 19:44:37.608233  <4>[   41.477259]  ? do_syscall_64+0x33/0x40

 4141 19:44:37.615016  <4>[   41.481261]  ? entry_SYSCALL_64_after_hwframe+0x67/0xcc

 4142 19:44:37.657910  <4>[   41.486739] Modules linked in: fuse ip_tables cros_ec_sysfs cros_ec_lightbar cros_ec_debugfs cros_usbpd_charger cros_usbpd_logger cros_ec_chardev gsmi ath10k_pci ath10k_core uvcvideo videobuf2_vmalloc videobuf2_memops videobuf2_v4l2 cros_ec_dev videobuf2_common ath designware_i2s snd_soc_acp_da7219mx98357_mach cros_usbpd_notify snd_soc_max98357a snd_soc_da7219 snd_soc_adau7002 acp_audio_dma chromeos_pstore snd_soc_core snd_compress snd_pcm_dmaengine regmap_i2c coreboot_table

 4143 19:44:37.660798  <4>[   41.528998] CR2: ffffffff8d21cea0

 4144 19:44:37.664689  <4>[   41.532570] ---[ end trace 76cba25db7fed6ab ]---

 4145 19:44:37.670944  <4>[   41.537442] RIP: 0010:lkdtm_BUG+0x5/0x10

 4146 19:44:37.687047  <4>[   41.541617] Code: 89 ff e8 2e ac 79 ff 48 c7 c0 ea ff ff ff eb de 48 c7 c0 ea ff ff ff e9 29 48 a8 00 48 c7 c0 f4 ff ff ff eb c9 0f 1f 44 00 00 <0f> 0b 66 0f 1f 84 00 00 00 00 00 0f 1f 44 00 00 83 05 30 cc c9 03

 4147 19:44:37.693576  <4>[   41.560612] RSP: 0018:ffffa8af00df3e60 EFLAGS: 00010282

 4148 19:44:37.700628  <4>[   41.566086] RAX: ffffffff89580220 RBX: 0000000000000001 RCX: 0000000000000000

 4149 19:44:37.707017  <4>[   41.573467] RDX: 0000000000000000 RSI: ffff91786ad1bf50 RDI: ffffffff8b4403b0

 4150 19:44:37.716905  <4>[   41.580849] RBP: ffffffff8b92d6c0 R08: 0000000000000001 R09: 0000000000000001

 4151 19:44:37.723272  <4>[   41.588231] R10: 00000000ffffe000 R11: 3fffffffffffffff R12: 0000000000000004

 4152 19:44:37.729803  <4>[   41.595613] R13: ffffa8af00df3f10 R14: ffffa8af00df3f10 R15: ffff917846584000

 4153 19:44:37.739759  <4>[   41.602995] FS:  00007f50e9f8d740(0000) GS:ffff91786ad00000(0000) knlGS:0000000000000000

 4154 19:44:37.746205  <4>[   41.611330] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033

 4155 19:44:37.753092  <4>[   41.617326] CR2: ffffffff8d21cea0 CR3: 000000010350a000 CR4: 00000000001506e0

 4156 19:44:37.762886  <3>[   41.624710] BUG: sleeping function called from invalid context at include/linux/percpu-rwsem.h:49

 4157 19:44:37.769686  <3>[   41.633825] in_atomic(): 0, irqs_disabled(): 1, non_block: 0, pid: 1592, name: cat

 4158 19:44:37.772790  <4>[   41.641639] INFO: lockdep is turned off.

 4159 19:44:37.776223  <4>[   41.645815] irq event stamp: 0

 4160 19:44:37.782944  <4>[   41.649125] hardirqs last  enabled at (0): [<0000000000000000>] 0x0

 4161 19:44:37.792974  <4>[   41.655642] hardirqs last disabled at (0): [<ffffffff88afde5c>] copy_process+0x65c/0x20e0

 4162 19:44:37.799204  <4>[   41.664064] softirqs last  enabled at (0): [<ffffffff88afde5c>] copy_process+0x65c/0x20e0

 4163 19:44:37.806081  <4>[   41.672486] softirqs last disabled at (0): [<0000000000000000>] 0x0

 4164 19:44:37.816263  <4>[   41.679003] CPU: 1 PID: 1592 Comm: cat Tainted: G      D W         5.10.217-cip47 #1

 4165 19:44:37.819014  <4>[   41.686991] Hardware name: Google Grunt/Grunt, BIOS  09/05/2019

 4166 19:44:37.822590  <4>[   41.693158] Call Trace:

 4167 19:44:37.825950  <4>[   41.695864]  dump_stack+0x77/0x9b

 4168 19:44:37.832434  <4>[   41.699437]  ___might_sleep.cold+0xa6/0xb6

 4169 19:44:37.835933  <4>[   41.703791]  exit_signals+0x1c/0x300

 4170 19:44:37.838879  <4>[   41.707623]  do_exit+0xc2/0xab0

 4171 19:44:37.842637  <4>[   41.711021]  ? ksys_write+0x68/0xf0

 4172 19:44:37.845514  <4>[   41.714767]  make_task_dead+0x2f/0x30

 4173 19:44:37.852468  <4>[   41.718684]  rewind_stack_and_make_dead+0x17/0x20

 4174 19:44:37.855932  <4>[   41.723641] RIP: 0033:0x7f50e9ea0240

 4175 19:44:37.875172  <4>[   41.727472] Code: 40 00 48 8b 15 c1 9b 0d 00 f7 d8 64 89 02 48 c7 c0 ff ff ff ff eb b7 0f 1f 00 80 3d a1 23 0e 00 00 74 17 b8 01 00 00 00 0f 05 <48> 3d 00 f0 ff ff 77 58 c3 0f 1f 80 00 00 00 00 48 83 ec 28 48 89

 4176 19:44:37.881933  <4>[   41.746470] RSP: 002b:00007fffdc7ad548 EFLAGS: 00000202 ORIG_RAX: 0000000000000001

 4177 19:44:37.888929  <4>[   41.754285] RAX: ffffffffffffffda RBX: 000000000000000a RCX: 00007f50e9ea0240

 4178 19:44:37.895265  <4>[   41.761667] RDX: 000000000000000a RSI: 00007f50e9d87000 RDI: 0000000000000001

 4179 19:44:37.904713  <4>[   41.769049] RBP: 000000000000000a R08: 00000000ffffffff R09: 0000000000000000

 4180 19:44:37.911309  <4>[   41.776431] R10: 00007f50e9dc14d0 R11: 0000000000000202 R12: 00007f50e9d87000

 4181 19:44:37.918449  <4>[   41.783823] R13: 0000000000000001 R14: 0000000000020000 R15: 0000000000000000

 4182 19:44:37.974027  # Killed

 4183 19:44:38.010841  # [   41.280962] lkdtm: Performing direct entry EXEC_DATA

 4184 19:44:38.017858  # [   41.286198] lkdtm: attempting ok execution at ffffffff895805f0

 4185 19:44:38.024316  # [   41.292324] lkdtm: attempting bad execution at ffffffff8d21cea0

 4186 19:44:38.030630  # [   41.298525] kernel tried to execute NX-protected page - exploit attempt? (uid: 0)

 4187 19:44:38.037564  # [   41.306255] BUG: unable to handle page fault for address: ffffffff8d21cea0

 4188 19:44:38.043938  # [   41.313377] #PF: supervisor instruction fetch in kernel mode

 4189 19:44:38.051263  # [   41.319286] #PF: error_code(0x0011) - permissions violation

 4190 19:44:38.057347  # [   41.325109] PGD c9629067 P4D c9629067 PUD c962a063 PMD 80000000cae001e3 

 4191 19:44:38.060941  # [   41.332065] Oops: 0011 [#5] SMP NOPTI

 4192 19:44:38.067079  # [   41.335983] CPU: 1 PID: 1592 Comm: cat Tainted: G      D W         5.10.217-cip47 #1

 4193 19:44:38.074119  # [   41.343971] Hardware name: Google Grunt/Grunt, BIOS  09/05/2019

 4194 19:44:38.076896  # [   41.350164] RIP: 0010:data_area+0x0/0x40

 4195 19:44:38.096650  # [   41.354341] Code: ff ff 00 95 5d 45 78 91 ff ff 00 94 5d 45 78 91 ff ff 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 <0f> 1f 44 00 00 e9 46 44 a8 00 66 0f 1f 44 00 00 0f 1f 44 00 00 55

 4196 19:44:38.103688  # [   41.373337] RSP: 0018:ffffa8af01afbe48 EFLAGS: 00010246

 4197 19:44:38.110206  # [   41.378814] RAX: 0000000000000033 RBX: 0000000000000001 RCX: 0000000000000000

 4198 19:44:38.116688  # [   41.386195] RDX: 0000000000000000 RSI: ffff91786ad1bf50 RDI: ffff91786ad1bf50

 4199 19:44:38.126198  # [   41.393576] RBP: ffffffff8d21cea0 R08: 0000000000000000<6>[   41.981365] lkdtm: Performing direct entry EXEC_STACK

 4200 19:44:38.129962   R09: 0000000000000000

 4201 19:44:38.136636  # [   41.400974] R10: 00000000ffffe000 R11: 3fffffffffffffff R12: 000000000000000a

 4202 19:44:38.142988  # [   41.408355] R13: ffffa8af01afbf10 R14: ffffa8af01afbf10 R15: ffff9178434af000

 4203 19:44:38.156223  # [   41.415737] FS:  00007f50e9f8d740(0000) GS:ffff91786ad00000<6>[   41.999874] lkdtm: attempting ok execution at ffffffff895805f0

 4204 19:44:38.159684  (0000) knlGS:0000000000000000

 4205 19:44:38.163169  # [   41.424074] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033

 4206 19:44:38.172995  # [   41.430068] CR2: ffffffff8d21cea0 CR3: 000000010350a000 CR4: 00000000001506e0

 4207 19:44:38.173085  # [   41.437450] Call Trace:

 4208 19:44:38.182869  # [   41.440178]  ? __die_body.cold+0x1a/0x<6>[   42.028156] lkdtm: attempting bad execution at ffffa8af01b6be18

 4209 19:44:38.185853  1f

 4210 19:44:38.189389  # [   41.444357]  ? no_context+0x177/0x380

 4211 19:44:38.193205  # [   41.448276]  ? exc_page_fault+0xd7/0x170

 4212 19:44:38.196050  # [   41.452451]  ? asm_exc_page_fault+0x1e/0x30

 4213 19:44:38.199329  # [   41.456892]  ? execute_location+0x48/0x56

 4214 19:44:38.205832  # [   41.461155]  ? direct_entry.cold+0x2c/0x38

 4215 19:44:38.215955  # [   41.46550<2>[   42.056514] kernel tried to execute NX-protected page - exploit attempt? (uid: 0)

 4216 19:44:38.216101  7]  ? full_proxy_write+0x56/0x80

 4217 19:44:38.222359  # [   41.469771]  ? vfs_write+0xea/0x3b0

 4218 19:44:38.225837  # [   41.473514]  ? ksys_write+0x68/0xf0

 4219 19:44:38.229456  # [   41.477259]  ? do_syscall_64+0x33/0x40

 4220 19:44:38.232318  # [   41.481261]  ? entry_SYSCALL_64_after_hwframe+0x67/0xcc

 4221 19:44:38.242381  # [   41.486739] Modules linked<1>[   42.086396] BUG: unable to handle page fault for address: ffffa8af01b6be18

 4222 19:44:38.272191   i<n: fuse ip_tables cros_ec_sysfs cros_ec_lightbar cros_ec_debugfs cros_usbpd_charger cros_usbpd_logger cros_ec_chardev gsmi ath10k_pci ath10k_core uvcvideo videobuf2_vmalloc videobuf2_memops videobuf2_v4l2 cros_ec_dev videobuf2_common ath designware_i2s s1>[   42.115705] #PF: supervisor instruction fetch in kernel mode

 4223 19:44:38.289145  nd<_soc_acp_da7219mx98357_mach cros_usbpd_notify snd_soc_max98357a snd_soc_da7219 snd_soc_adau7002 acp_audio_dma chromeos_pstore snd_soc_core snd_compress snd_pcm_dmaengine regmap_i2c coreboot_table

 4224 19:44:38.292019  # [   41.528998] CR2: ffffffff8d21cea0

 4225 19:44:38.298458  # [   41.532570] 1>[   42.143803] #PF: error_code(0x0011) - permissions violation

 4226 19:44:38.301882  ---[ end trace 76cba25db7fed6ab ]---

 4227 19:44:38.308535  # [   41.537442] RIP: 0010:lkdtm_BUG+0x5/0x10

 4228 19:44:38.331856  # [   41.541617] Code: 89 ff e8 2e ac 79 ff 48 c7 c0 ea ff ff ff eb de 48 c7 c0 ea ff ff ff e9 29 48 a8 00 48 c7 c0 f4 ff ff ff eb c9 0f 1f 44 00 00 <0f> 0b 66 0f 1f 84 00<6>[   42.171814] PGD 100000067 P4D 100000067 PUD 10023d067 PMD 105d87067 PTE 8000000105f8b163

 4229 19:44:38.335006   00 00 00 00 0f 1f 44 00 00 83 05 30 cc c9 03

 4230 19:44:38.341295  # [   41.560612] RSP: 0018:ffffa8af00df3e60 EFLAGS: 00010282

 4231 19:44:38.348443  # [   41.566086] RAX: ffffffff89580220 RBX: 0000000000000001 RCX: 0000000000000000

 4232 19:44:38.357567  # [   41.573467] RDX: 0000000000000000 RSI: ffff91786ad1bf50 RD<4>[   42.202339] Oops: 0011 [#6] SMP NOPTI

 4233 19:44:38.358007  I: ffffffff8b4403b0

 4234 19:44:38.364591  # [   41.580849] RBP: ffffffff8b92d6c0 R08: 0000000000000001 R09: 0000000000000001

 4235 19:44:38.374146  # [   41.588231] R10: 00000000ffffe000 R11: 3fffffffffffffff R12: 0000000000000004

 4236 19:44:38.387344  # [   41.595613] R13: ffffa8af00df3f10 R14: ffffa8af00df3f10 R15: f<4>[   42.228444] CPU: 1 PID: 1629 Comm: cat Tainted: G      D W         5.10.217-cip47 #1

 4237 19:44:38.394381  <4>[   42.258615] Hardware name: Google Grunt/Grunt, BIOS  09/05/2019

 4238 19:44:38.394811  fff917846584000

 4239 19:44:38.403924  # [   41.602995] FS:  00007f50e9f8d740(0000) GS:ffff91786ad00000(0000) knlGS:0000000000000000

 4240 19:44:38.407609  # [   41.611330] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033

 4241 19:44:38.420713  # [   41.617326] CR2: ffffffff8d21cea0 CR3: 000000010350a000 CR4: 0000000000<4>[   42.264793] RIP: 0010:0xffffa8af01b6be18

 4242 19:44:38.421369  1506e0

 4243 19:44:38.430652  # [   41.624710] BUG: sleeping function called from invalid context at include/linux/percpu-rwsem.h:49

 4244 19:44:38.436764  # [   41.633825] in_atomic(): 0, irqs_disabled(): 1, non_block: 0, pid: 1592, name: cat

 4245 19:44:38.440171  # [   41.641639] INFO: lockdep is turned off.

 4246 19:44:38.460011  # [   41<4>[   42.291150] Code: 00 00 18 be b6 01 af a8 ff ff 81 47 c2 89 ff ff ff ff 20 00 00 00 00 00 00 00 7e 6b 8c 8b ff ff ff ff ad 48 c2 89 ff ff ff ff <0f> 1f 44 00 00 e9 46 44 a8 00 66 0f 1f 44 00 00 0f 1f 44 00 00 55

 4247 19:44:38.463601  .645815] irq event stamp: 0

 4248 19:44:38.469962  # [   41.649125] hardirqs last  enabled at (0): [<0000000000000000>] 0x0

 4249 19:44:38.476624  # [   41.655642] hardirqs last disabled at (0): [<ffffffff88afde5c>] copy_process+0x65c/0x20e0

 4250 19:44:38.486465  # [   41.664064] softirqs last  enabled at (0): [<fffffff<4>[   42.332332] RSP: 0018:ffffa8af01b6bdf8 EFLAGS: 00010246

 4251 19:44:38.492924  f8<8afde5c>] copy_process+0x65c/0x20e0

 4252 19:44:38.496609  # [   41.672486] softirqs last disabled at (0): [<0000000000000000>] 0x0

 4253 19:44:38.506208  # [   41.679003] CPU: 1 PID: 1592 Comm: cat Tainted: G      D W         5.10.217-cip47 #1

 4254 19:44:38.516234  # [   41.686991] Hardware name: Google Grunt/Grunt, 4>[   42.359995] RAX: 0000000000000033 RBX: 0000000000000001 RCX: 0000000000000000

 4255 19:44:38.519504  BIOS  09/05/2019

 4256 19:44:38.523035  # [   41.693158] Call Trace:

 4257 19:44:38.525970  # [   41.695864]  dump_stack+0x77/0x9b

 4258 19:44:38.529445  # [   41.699437]  ___might_sleep.cold+0xa6/0xb6

 4259 19:44:38.532635  # [   41.703791]  exit_signals+0x1c/0x300

 4260 19:44:38.535599  # [   41.707623]  do_exit+0xc2/0xab0

 4261 19:44:38.545431  # [   41.711021]  ? ksys_write+0x68/0x<4>[   42.389568] RDX: 0000000000000000 RSI: ffff91786ad1bf50 RDI: ffff91786ad1bf50

 4262 19:44:38.549686  f0<

 4263 19:44:38.552855  # [   41.714767]  make_task_dead+0x2f/0x30

 4264 19:44:38.555710  # [   41.718684]  rewind_stack_and_make_dead+0x17/0x20

 4265 19:44:38.559298  # [   41.723641] RIP: 0033:0x7f50e9ea0240

 4266 19:44:38.575930  # [   41.727472] Code: 40 00 48 8b 15 c1 9b 0d 00 f7 d8 64 89 02 48 c7 c0 ff ff ff ff eb b7 0f 1f 00 80 3d a14>[   42.419136] RBP: ffffa8af01b6be18 R08: 0000000000000000 R09: 0000000000000000

 4267 19:44:38.585536  <4>[   42.448706] R10: 00000000ffffe000 R11: 3fffffffffffffff R12: 000000000000000b

 4268 19:44:38.592537   23 0e 00 00 74 17 b8 01 00 00 00 0f 05 <48> 3d 00 f0 ff ff 77 58 c3 0f 1f 80 00 00 00 00 48 83 ec 28 48 89

 4269 19:44:38.601799  # [   41.746470] RSP: 002b:00007fffdc7ad548 EFLAGS: 00000202 ORIG_RAX: 0000000000000001

 4270 19:44:38.615041  # [   41.754285] RAX: ffffffffffffffda RBX: 00000000000000<4>[   42.456090] R13: ffffa8af01b6bf10 R14: ffffa8af01b6bf10 R15: ffff917846569000

 4271 19:44:38.615563  0a RCX: 00007f50e9ea0240

 4272 19:44:38.622015  # [   41.761667] RDX: 000000000000000a RSI: 00007f50e9d87000 RDI: 0000000000000001

 4273 19:44:38.632032  # [   41.769049] RBP: 000000000000000a R08: 00000000ffffffff R09: 0000000000000000

 4274 19:44:38.645036  # [   41.776431] R10: 00007f50e9dc14d0 R11: 0000000000000202 R<4>[   42.485657] FS:  00007fcd50676740(0000) GS:ffff91786ad00000(0000) knlGS:0000000000000000

 4275 19:44:38.651357  <4>[   42.516178] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033

 4276 19:44:38.651780  12: 00007f50e9d87000

 4277 19:44:38.657834  # [   41.783823] R13: 0000000000000001 R14: 0000000000020000 R15: 0000000000000000

 4278 19:44:38.661344  # EXEC_DATA: saw 'call trace:': ok

 4279 19:44:38.664245  ok 30 selftests: lkdtm: EXEC_DATA.sh

 4280 19:44:38.667723  # selftests: lkdtm: EXEC_STACK.sh

 4281 19:44:38.677562  <4>[   42.522174] CR2: ffffa8af01b6be18 CR3: 0000000102cb8000 CR4: 00000000001506e0

 4282 19:44:38.677987  <4>[   42.548188] Call Trace:

 4283 19:44:38.684423  <4>[   42.550903]  ? __die_body.cold+0x1a/0x1f

 4284 19:44:38.687368  <4>[   42.555084]  ? no_context+0x177/0x380

 4285 19:44:38.691297  <4>[   42.559009]  ? exc_page_fault+0xd7/0x170

 4286 19:44:38.694728  <4>[   42.563187]  ? asm_exc_page_fault+0x1e/0x30

 4287 19:44:38.700693  <4>[   42.567633]  ? execute_location+0x48/0x56

 4288 19:44:38.704743  <4>[   42.571897]  ? lkdtm_EXEC_STACK+0x26/0x44

 4289 19:44:38.708201  <4>[   42.576163]  ? direct_entry.cold+0x2c/0x38

 4290 19:44:38.714408  <4>[   42.580538]  ? full_proxy_write+0x56/0x80

 4291 19:44:38.717254  <4>[   42.584804]  ? vfs_write+0xea/0x3b0

 4292 19:44:38.720548  <4>[   42.588547]  ? ksys_write+0x68/0xf0

 4293 19:44:38.724204  <4>[   42.592293]  ? do_syscall_64+0x33/0x40

 4294 19:44:38.730512  <4>[   42.596299]  ? entry_SYSCALL_64_after_hwframe+0x67/0xcc

 4295 19:44:38.773777  <4>[   42.601781] Modules linked in: fuse ip_tables cros_ec_sysfs cros_ec_lightbar cros_ec_debugfs cros_usbpd_charger cros_usbpd_logger cros_ec_chardev gsmi ath10k_pci ath10k_core uvcvideo videobuf2_vmalloc videobuf2_memops videobuf2_v4l2 cros_ec_dev videobuf2_common ath designware_i2s snd_soc_acp_da7219mx98357_mach cros_usbpd_notify snd_soc_max98357a snd_soc_da7219 snd_soc_adau7002 acp_audio_dma chromeos_pstore snd_soc_core snd_compress snd_pcm_dmaengine regmap_i2c coreboot_table

 4296 19:44:38.776914  <4>[   42.644050] CR2: ffffa8af01b6be18

 4297 19:44:38.780212  <4>[   42.647622] ---[ end trace 76cba25db7fed6ac ]---

 4298 19:44:38.783685  <4>[   42.652496] RIP: 0010:lkdtm_BUG+0x5/0x10

 4299 19:44:38.803488  <4>[   42.656674] Code: 89 ff e8 2e ac 79 ff 48 c7 c0 ea ff ff ff eb de 48 c7 c0 ea ff ff ff e9 29 48 a8 00 48 c7 c0 f4 ff ff ff eb c9 0f 1f 44 00 00 <0f> 0b 66 0f 1f 84 00 00 00 00 00 0f 1f 44 00 00 83 05 30 cc c9 03

 4300 19:44:38.810206  <4>[   42.675672] RSP: 0018:ffffa8af00df3e60 EFLAGS: 00010282

 4301 19:44:38.816631  <4>[   42.681151] RAX: ffffffff89580220 RBX: 0000000000000001 RCX: 0000000000000000

 4302 19:44:38.823334  <4>[   42.688534] RDX: 0000000000000000 RSI: ffff91786ad1bf50 RDI: ffffffff8b4403b0

 4303 19:44:38.830078  <4>[   42.695918] RBP: ffffffff8b92d6c0 R08: 0000000000000001 R09: 0000000000000001

 4304 19:44:38.839897  <4>[   42.703302] R10: 00000000ffffe000 R11: 3fffffffffffffff R12: 0000000000000004

 4305 19:44:38.846241  <4>[   42.710686] R13: ffffa8af00df3f10 R14: ffffa8af00df3f10 R15: ffff917846584000

 4306 19:44:38.852797  <4>[   42.718072] FS:  00007fcd50676740(0000) GS:ffff91786ad00000(0000) knlGS:0000000000000000

 4307 19:44:38.859876  <4>[   42.726409] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033

 4308 19:44:38.869187  <4>[   42.732405] CR2: ffffa8af01b6be18 CR3: 0000000102cb8000 CR4: 00000000001506e0

 4309 19:44:38.876309  <3>[   42.739792] BUG: sleeping function called from invalid context at include/linux/percpu-rwsem.h:49

 4310 19:44:38.885716  <3>[   42.748907] in_atomic(): 0, irqs_disabled(): 1, non_block: 0, pid: 1629, name: cat

 4311 19:44:38.889229  <4>[   42.756726] INFO: lockdep is turned off.

 4312 19:44:38.892750  <4>[   42.760904] irq event stamp: 0

 4313 19:44:38.899141  <4>[   42.764213] hardirqs last  enabled at (0): [<0000000000000000>] 0x0

 4314 19:44:38.905758  <4>[   42.770741] hardirqs last disabled at (0): [<ffffffff88afde5c>] copy_process+0x65c/0x20e0

 4315 19:44:38.916557  <4>[   42.779170] softirqs last  enabled at (0): [<ffffffff88afde5c>] copy_process+0x65c/0x20e0

 4316 19:44:38.922160  <4>[   42.787597] softirqs last disabled at (0): [<0000000000000000>] 0x0

 4317 19:44:38.929032  <4>[   42.794118] CPU: 1 PID: 1629 Comm: cat Tainted: G      D W         5.10.217-cip47 #1

 4318 19:44:38.935331  <4>[   42.802108] Hardware name: Google Grunt/Grunt, BIOS  09/05/2019

 4319 19:44:38.938950  <4>[   42.808281] Call Trace:

 4320 19:44:38.942187  <4>[   42.810994]  dump_stack+0x77/0x9b

 4321 19:44:38.945842  <4>[   42.814569]  ___might_sleep.cold+0xa6/0xb6

 4322 19:44:38.952247  <4>[   42.818922]  exit_signals+0x1c/0x300

 4323 19:44:38.955551  <4>[   42.822756]  do_exit+0xc2/0xab0

 4324 19:44:38.958957  <4>[   42.826158]  ? ksys_write+0x68/0xf0

 4325 19:44:38.962274  <4>[   42.829903]  make_task_dead+0x2f/0x30

 4326 19:44:38.965216  <4>[   42.833823]  rewind_stack_and_make_dead+0x17/0x20

 4327 19:44:38.972409  <4>[   42.838782] RIP: 0033:0x7fcd50548240

 4328 19:44:38.988618  <4>[   42.842617] Code: 40 00 48 8b 15 c1 9b 0d 00 f7 d8 64 89 02 48 c7 c0 ff ff ff ff eb b7 0f 1f 00 80 3d a1 23 0e 00 00 74 17 b8 01 00 00 00 0f 05 <48> 3d 00 f0 ff ff 77 58 c3 0f 1f 80 00 00 00 00 48 83 ec 28 48 89

 4329 19:44:38.998458  <4>[   42.861613] RSP: 002b:00007ffd9495edd8 EFLAGS: 00000202 ORIG_RAX: 0000000000000001

 4330 19:44:39.004962  <4>[   42.869433] RAX: ffffffffffffffda RBX: 000000000000000b RCX: 00007fcd50548240

 4331 19:44:39.012032  <4>[   42.876819] RDX: 000000000000000b RSI: 00007fcd5042f000 RDI: 0000000000000001

 4332 19:44:39.018585  <4>[   42.884202] RBP: 000000000000000b R08: 00000000ffffffff R09: 0000000000000000

 4333 19:44:39.028456  <4>[   42.891587] R10: 00007fcd504694d0 R11: 0000000000000202 R12: 00007fcd5042f000

 4334 19:44:39.034377  <4>[   42.898970] R13: 0000000000000001 R14: 0000000000020000 R15: 0000000000000000

 4335 19:44:39.048279  <4>[   42.908911] clocksource: Long readout interval, skipping watchdog check: cs_nsec: 1220466948 wd_nsec: 1220466497

 4336 19:44:39.219813  <6>[   43.086830] lkdtm: Performing direct entry EXEC_KMALLOC

 4337 19:44:39.219948  # Killed

 4338 19:44:39.226348  # [   41.981365] lkdtm: Performing direct entry EXEC_STACK

 4339 19:44:39.232993  # [   41.999874] lkdtm: attempting ok execution at ffffffff895805f0

 4340 19:44:39.239387  # [   42.028156] lkdtm: attempting bad execution at ffffa8af01b6be18

 4341 19:44:39.249440  # [   42.056514] kernel tried to execute NX-pro<6>[   43.092326] lkdtm: attempting ok execution at ffffffff895805f0

 4342 19:44:39.252201  tected page - exploit attempt? (uid: 0)

 4343 19:44:39.259114  # [   42.086396] BUG: unable to handle page fault for address: ffffa8af01b6be18

 4344 19:44:39.265540  # [   42.115705] #PF: supervisor instruction fetch in kernel mode

 4345 19:44:39.269049  # [   42.143803] #PF: error_code(0x0011) - permissions violation

 4346 19:44:39.275879  #<6>[   43.120614] lkdtm: attempting bad execution at ffff9178443d7b80

 4347 19:44:39.285643   [   42.171814] PGD 100000067 P4D 100000067 PUD 10023d067 PMD 105d87067 PTE 8000000105f8b163

 4348 19:44:39.289004  # [   42.202339] Oops: 0011 [#6] SMP NOPTI

 4349 19:44:39.295474  # [   42.228444] CPU: 1 PID: 1629 Comm: cat Tainted: G      D W         5.10.217-cip47 #1

 4350 19:44:39.305284  # [   42.258615] Hardware n<2>[   43.148987] kernel tried to execute NX-protected page - exploit attempt? (uid: 0)

 4351 19:44:39.311994  ame: Google Grunt/Grunt, BIOS  09/05/2019

 4352 19:44:39.315148  # [   42.264793] RIP: 0010:0xffffa8af01b6be18

 4353 19:44:39.335137  # [   42.291150] Code: 00 00 18 be b6 01 af a8 ff ff 81 47 c2 89 ff ff ff ff 20 00 00 00 00 00 00 00 7e 6b 8c 8b ff ff ff ff ad 48 c2 89 ff ff ff ff <0f> 1f 44 00 00 <1>[   43.178865] BUG: unable to handle page fault for address: ffff9178443d7b80

 4354 19:44:39.341984  e9< 46 44 a8 00 66 0f 1f 44 00 00 0f 1f 44 00 00 55

 4355 19:44:39.345310  # [   42.332332] RSP: 0018:ffffa8af01b6bdf8 EFLAGS: 00010246

 4356 19:44:39.355570  # [   42.359995] RAX: 0000000000000033 RBX: 0000000000000001 RCX: 0000000000000000

 4357 19:44:39.365069  # [   42.389568] RDX: 0000000000000000 RSI: ffff91786ad1bf1>[   43.208170] #PF: supervisor instruction fetch in kernel mode

 4358 19:44:39.367926  50< RDI: ffff91786ad1bf50

 4359 19:44:39.375108  # [   42.419136] RBP: ffffa8af01b6be18 R08: 0000000000000000 R09: 0000000000000000

 4360 19:44:39.381161  # [   42.448706] R10: 00000000ffffe000 R11: 3fffffffffffffff R12: 000000000000000b

 4361 19:44:39.391118  # [   42.456090] R13: ffffa8af01b6bf10 R14: ffffa8af01b6bf10 R1>[   43.236268] #PF: error_code(0x0011) - permissions violation

 4362 19:44:39.394499  15: ffff917846569000

 4363 19:44:39.400804  # [   42.485657] FS:  00007fcd50676740(0000) GS:ffff91786ad00000(0000) knlGS:0000000000000000

 4364 19:44:39.408169  # [   42.516178] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033

 4365 19:44:39.420809  # [   42.522174] CR2: ffffa8af01b6be18 CR3: 0000000102cb8000 CR4: 00000<6>[   43.264279] PGD cb001067 P4D cb001067 PUD cb005067 PMD 80000001042001e3 

 4366 19:44:39.424419  000001506e0

 4367 19:44:39.424841  # [   42.548188] Call Trace:

 4368 19:44:39.430750  # [   42.550903]  ? __die_body.cold+0x1a/0x1f

 4369 19:44:39.433925  # [   42.555084]  ? no_context+0x177/0x380

 4370 19:44:39.437742  # [   42.559009]  ? exc_page_fault+0xd7/0x170

 4371 19:44:39.440873  # [   42.563187]  ? asm_exc_page_fault+0x1e/0x30

 4372 19:44:39.446973  # [   42.567633]  ? execu<4>[   43.293415] Oops: 0011 [#7] SMP NOPTI

 4373 19:44:39.450336  te_location+0x48/0x56

 4374 19:44:39.453766  # [   42.571897]  ? lkdtm_EXEC_STACK+0x26/0x44

 4375 19:44:39.456892  # [   42.576163]  ? direct_entry.cold+0x2c/0x38

 4376 19:44:39.463846  # [   42.580538]  ? full_proxy_write+0x56/0x80

 4377 19:44:39.467169  # [   42.584804]  ? vfs_write+0xea/0x3b0

 4378 19:44:39.470140  # [   42.588547]  ? ksys_write+0x68/0xf0

 4379 19:44:39.476575  # [ <4>[   43.319520] CPU: 1 PID: 1667 Comm: cat Tainted: G      D W         5.10.217-cip47 #1

 4380 19:44:39.483436  <4>[   43.349690] Hardware name: Google Grunt/Grunt, BIOS  09/05/2019

 4381 19:44:39.487006    42.592293]  ? do_syscall_64+0x33/0x40

 4382 19:44:39.493061  # [   42.596299]  ? entry_SYSCALL_64_after_hwframe+0x67/0xcc

 4383 19:44:39.509974  # [   42.601781] Modules linked in: fuse ip_tables cros_ec_sysfs cros_ec_lightbar cros_ec_debugfs cros_usbpd_charger cros_usbpd_logger cros_ec_chardev gs<4>[   43.355863] RIP: 0010:0xffff9178443d7b80

 4384 19:44:39.552914  mi ath10k_pci ath10k_core uvcvideo videobuf2_vmalloc videobuf2_memops videobuf2_v4l2 cros_ec_dev videobuf2_common ath designware_i2s snd_soc_acp_da7219mx98357_mach cros_usbpd_notify snd_soc_max98357a snd_soc_da7219 snd_soc_adau7002 acp_audio_dma chromeos_p<4>[   43.382220] Code: 00 00 02 00 00 00 00 00 00 00 80 72 3d 44 78 91 ff ff 04 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 7b fa af 88 ff ff ff ff <0f> 1f 44 00 00 e9 46 44 a8 00 66 0f 1f 44 00 00 0f 1f 44 00 00 55

 4385 19:44:39.559323  store snd_soc_core snd_compress snd_pcm_dmaengine regmap_i2c coreboot_table

 4386 19:44:39.562851  # [   42.644050] CR2: ffffa8af01b6be18

 4387 19:44:39.566247  # [   42.647622] ---[ end trace 76cba25db7fed6ac ]---

 4388 19:44:39.569691  # [   42.652496] RIP: 0010:lkdtm_BUG+0x5/0x10

 4389 19:44:39.578946  # [   42.656674] Code: 89 ff e8 2e ac<4>[   43.423402] RSP: 0018:ffffa8af01bebe38 EFLAGS: 00010246

 4390 19:44:39.585598  <4>[   43.451065] RAX: 0000000000000033 RBX: 0000000000000001 RCX: 0000000000000000

 4391 19:44:39.602084   79 ff 48 c7 c0 ea ff ff ff eb de 48 c7 c0 ea ff ff ff e9 29 48 a8 00 48 c7 c0 f4 ff ff ff eb c9 0f 1f 44 00 00 <0f> 0b 66 0f 1f 84 00 00 00 00 00 0f 1f 44 00 00 83 05 30 cc c9 03

 4392 19:44:39.609070  # [   42.675672] RSP: 0018:ffffa8af00df3e60 EFLAGS: 00010282

 4393 19:44:39.615615  # [   42.6811<4>[   43.458446] RDX: 0000000000000000 RSI: ffff91786ad1bf50 RDI: ffff91786ad1bf50

 4394 19:44:39.621897  <4>[   43.488013] RBP: ffff9178443d7b80 R08: 0000000000000000 R09: 0000000000000000

 4395 19:44:39.628908  51] RAX: ffffffff89580220 RBX: 0000000000000001 RCX: 0000000000000000

 4396 19:44:39.635017  # [   42.688534] RDX: 0000000000000000 RSI: ffff91786ad1bf50 RDI: ffffffff8b4403b0

 4397 19:44:39.644976  # [   42.695918] RBP: ffffffff8b92d6c0 R08: 0000000000000001 R09: 0000000000000001

 4398 19:44:39.652066  # [   42.703302] <4>[   43.495394] R10: 00000000ffffe000 R11: 3fffffffffffffff R12: 000000000000000d

 4399 19:44:39.658372  R1<0: 00000000ffffe000 R11: 3fffffffffffffff R12: 0000000000000004

 4400 19:44:39.664656  # [   42.710686] R13: ffffa8af00df3f10 R14: ffffa8af00df3f10 R15: ffff917846584000

 4401 19:44:39.674793  # [   42.718072] FS:  00007fcd50676740(0000) GS:ffff91786ad00000(0000) knlGS:0000000000000000

 4402 19:44:39.681660  # [   42.74>[   43.524960] R13: ffffa8af01bebf10 R14: ffffa8af01bebf10 R15: ffff917845f9b000

 4403 19:44:39.688061  26409] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033

 4404 19:44:39.694676  # [   42.732405] CR2: ffffa8af01b6be18 CR3: 0000000102cb8000 CR4: 00000000001506e0

 4405 19:44:39.704691  # [   42.739792] BUG: sleeping function called from invalid context at include/linux/percpu-rwsem.h:49

 4406 19:44:39.714746  # [   42.7<4>[   43.554535] FS:  00007facf78ed740(0000) GS:ffff91786ad00000(0000) knlGS:0000000000000000

 4407 19:44:39.720926  48<907] in_atomic(): 0, irqs_disabled(): 1, non_block: 0, pid: 1629, name: cat

 4408 19:44:39.724245  # [   42.756726] INFO: lockdep is turned off.

 4409 19:44:39.727943  # [   42.760904] irq event stamp: 0

 4410 19:44:39.734341  # [   42.764213] hardirqs last  enabled at (0): [<0000000000000000>] 0x0

 4411 19:44:39.740699  # [   42.770741] ha4>[   43.585055] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033

 4412 19:44:39.747203  rd<irqs last disabled at (0): [<ffffffff88afde5c>] copy_process+0x65c/0x20e0

 4413 19:44:39.757506  # [   42.779170] softirqs last  enabled at (0): [<ffffffff88afde5c>] copy_process+0x65c/0x20e0

 4414 19:44:39.764308  # [   42.787597] softirqs last disabled at (0): [<0000000000000000>] 0x0

 4415 19:44:39.770804  # [   42.4>[   43.613240] CR2: ffff9178443d7b80 CR3: 0000000102bfa000 CR4: 00000000001506e0

 4416 19:44:39.776867  79<4118] CPU: 1 PID: 1629 Comm: cat Tainted: G      D W         5.10.217-cip47 #1

 4417 19:44:39.784004  # [   42.802108] Hardware name: Google Grunt/Grunt, BIOS  09/05/2019

 4418 19:44:39.787358  # [   42.808281] Call Trace:

 4419 19:44:39.790079  # [   42.810994]  dump_stack+0x77/0x9b

 4420 19:44:39.797069  # [   42.814569]  ___might_sleep.c4>[   43.642810] Call Trace:

 4421 19:44:39.797492  old+0xa6/0xb6

 4422 19:44:39.800647  # [   42.818922]  exit_signals+0x1c/0x300

 4423 19:44:39.803696  # [   42.822756]  do_exit+0xc2/0xab0

 4424 19:44:39.807256  # [   42.826158]  ? ksys_write+0x68/0xf0

 4425 19:44:39.810441  # [   42.829903]  make_task_dead+0x2f/0x30

 4426 19:44:39.816466  # [   42.833823]  rewind_stack_and_make_dead+0x17/0x20

 4427 19:44:39.823773  # [   42.838782] R<4>[   43.667712]  ? __die_body.cold+0x1a/0x1f

 4428 19:44:39.824255  IP: 0033:0x7fcd50548240

 4429 19:44:39.843134  # [   42.842617] Code: 40 00 48 8b 15 c1 9b 0d 00 f7 d8 64 89 02 48 c7 c0 ff ff ff ff eb b7 0f 1f 00 80 3d a1 23 0e 00 00 74 17 b8 01 00 00 00 0f 05 <48> 3d 00 f0 ff ff 77 58 c3 0f 1f 80 00 00 00 00 48 83 ec 28 48 89

 4430 19:44:39.849704  # [   42.8616<4>[   43.694071]  ? no_context+0x177/0x380

 4431 19:44:39.856542  13] RSP: 002b:00007ffd9495edd8 EFLAGS: 00000202 ORIG_RAX: 0000000000000001

 4432 19:44:39.863205  # [   42.869433] RAX: ffffffffffffffda RBX: 000000000000000b RCX: 00007fcd50548240

 4433 19:44:39.869502  # [   42.876819] RDX: 000000000000000b RSI: 00007fcd5042f000 RDI: 0000000000000001

 4434 19:44:39.873196  # [   42.884<4>[   43.720176]  ? exc_page_fault+0xd7/0x170

 4435 19:44:39.879937  202] RBP: 000000000000000b R08: 00000000ffffffff R09: 0000000000000000

 4436 19:44:39.889726  # [   42.891587] R10: 00007fcd504694d0 R11: 0000000000000202 R12: 00007fcd5042f000

 4437 19:44:39.896137  # [   42.898970] R13: 0000000000000001 R14: 0000000000020000 R15: 0000000000000000

 4438 19:44:39.903006  # [   42.908911]<4>[   43.746534]  ? asm_exc_page_fault+0x1e/0x30

 4439 19:44:39.909674   clocksource: Long readout interval, skipping watchdog check: cs_nsec: 1220466948 wd_nsec: 1220466497

 4440 19:44:39.912198  # EXEC_STACK: saw 'call trace:': ok

 4441 19:44:39.915847  ok 31 selftests: lkdtm: EXEC_STACK.sh

 4442 19:44:39.919340  # selftests: lkdtm: EXEC_KMALLOC.sh

 4443 19:44:39.925483  <4>[   43.773164]  ? execute_location+0x48/0x56

 4444 19:44:39.928878  <4>[   43.796142]  ? lkdtm_EXEC_KMALLOC+0x2c/0x40

 4445 19:44:39.932446  <4>[   43.800580]  ? direct_entry.cold+0x2c/0x38

 4446 19:44:39.935881  <4>[   43.804933]  ? full_proxy_write+0x56/0x80

 4447 19:44:39.942397  <4>[   43.809200]  ? vfs_write+0xea/0x3b0

 4448 19:44:39.945268  <4>[   43.812946]  ? ksys_write+0x68/0xf0

 4449 19:44:39.948953  <4>[   43.816690]  ? do_syscall_64+0x33/0x40

 4450 19:44:39.955507  <4>[   43.820693]  ? entry_SYSCALL_64_after_hwframe+0x67/0xcc

 4451 19:44:39.994986  <4>[   43.826174] Modules linked in: fuse ip_tables cros_ec_sysfs cros_ec_lightbar cros_ec_debugfs cros_usbpd_charger cros_usbpd_logger cros_ec_chardev gsmi ath10k_pci ath10k_core uvcvideo videobuf2_vmalloc videobuf2_memops videobuf2_v4l2 cros_ec_dev videobuf2_common ath designware_i2s snd_soc_acp_da7219mx98357_mach cros_usbpd_notify snd_soc_max98357a snd_soc_da7219 snd_soc_adau7002 acp_audio_dma chromeos_pstore snd_soc_core snd_compress snd_pcm_dmaengine regmap_i2c coreboot_table

 4452 19:44:40.001484  <4>[   43.868445] CR2: ffff9178443d7b80

 4453 19:44:40.005103  <4>[   43.872018] ---[ end trace 76cba25db7fed6ad ]---

 4454 19:44:40.008315  <4>[   43.876890] RIP: 0010:lkdtm_BUG+0x5/0x10

 4455 19:44:40.028054  <4>[   43.881066] Code: 89 ff e8 2e ac 79 ff 48 c7 c0 ea ff ff ff eb de 48 c7 c0 ea ff ff ff e9 29 48 a8 00 48 c7 c0 f4 ff ff ff eb c9 0f 1f 44 00 00 <0f> 0b 66 0f 1f 84 00 00 00 00 00 0f 1f 44 00 00 83 05 30 cc c9 03

 4456 19:44:40.034873  <4>[   43.900063] RSP: 0018:ffffa8af00df3e60 EFLAGS: 00010282

 4457 19:44:40.041093  <4>[   43.905544] RAX: ffffffff89580220 RBX: 0000000000000001 RCX: 0000000000000000

 4458 19:44:40.048182  <4>[   43.912929] RDX: 0000000000000000 RSI: ffff91786ad1bf50 RDI: ffffffff8b4403b0

 4459 19:44:40.054869  <4>[   43.920312] RBP: ffffffff8b92d6c0 R08: 0000000000000001 R09: 0000000000000001

 4460 19:44:40.064614  <4>[   43.927695] R10: 00000000ffffe000 R11: 3fffffffffffffff R12: 0000000000000004

 4461 19:44:40.070778  <4>[   43.935080] R13: ffffa8af00df3f10 R14: ffffa8af00df3f10 R15: ffff917846584000

 4462 19:44:40.077958  <4>[   43.942466] FS:  00007facf78ed740(0000) GS:ffff91786ad00000(0000) knlGS:0000000000000000

 4463 19:44:40.084324  <4>[   43.950805] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033

 4464 19:44:40.091200  <4>[   43.956802] CR2: ffff9178443d7b80 CR3: 0000000102bfa000 CR4: 00000000001506e0

 4465 19:44:40.101003  <3>[   43.964189] BUG: sleeping function called from invalid context at include/linux/percpu-rwsem.h:49

 4466 19:44:40.110607  <3>[   43.973307] in_atomic(): 0, irqs_disabled(): 1, non_block: 0, pid: 1667, name: cat

 4467 19:44:40.113785  <4>[   43.981123] INFO: lockdep is turned off.

 4468 19:44:40.117593  <4>[   43.985299] irq event stamp: 0

 4469 19:44:40.123841  <4>[   43.988612] hardirqs last  enabled at (0): [<0000000000000000>] 0x0

 4470 19:44:40.130537  <4>[   43.995132] hardirqs last disabled at (0): [<ffffffff88afde5c>] copy_process+0x65c/0x20e0

 4471 19:44:40.140781  <4>[   44.003555] softirqs last  enabled at (0): [<ffffffff88afde5c>] copy_process+0x65c/0x20e0

 4472 19:44:40.147038  <4>[   44.011979] softirqs last disabled at (0): [<0000000000000000>] 0x0

 4473 19:44:40.153428  <4>[   44.018498] CPU: 1 PID: 1667 Comm: cat Tainted: G      D W         5.10.217-cip47 #1

 4474 19:44:40.160544  <4>[   44.026490] Hardware name: Google Grunt/Grunt, BIOS  09/05/2019

 4475 19:44:40.164009  <4>[   44.032661] Call Trace:

 4476 19:44:40.166794  <4>[   44.035369]  dump_stack+0x77/0x9b

 4477 19:44:40.170797  <4>[   44.038942]  ___might_sleep.cold+0xa6/0xb6

 4478 19:44:40.173354  <4>[   44.043296]  exit_signals+0x1c/0x300

 4479 19:44:40.180331  <4>[   44.047127]  do_exit+0xc2/0xab0

 4480 19:44:40.183900  <4>[   44.050526]  ? ksys_write+0x68/0xf0

 4481 19:44:40.186801  <4>[   44.054272]  make_task_dead+0x2f/0x30

 4482 19:44:40.190406  <4>[   44.058191]  rewind_stack_and_make_dead+0x17/0x20

 4483 19:44:40.193144  <4>[   44.063149] RIP: 0033:0x7facf77f8240

 4484 19:44:40.213487  <4>[   44.066978] Code: 40 00 48 8b 15 c1 9b 0d 00 f7 d8 64 89 02 48 c7 c0 ff ff ff ff eb b7 0f 1f 00 80 3d a1 23 0e 00 00 74 17 b8 01 00 00 00 0f 05 <48> 3d 00 f0 ff ff 77 58 c3 0f 1f 80 00 00 00 00 48 83 ec 28 48 89

 4485 19:44:40.223460  <4>[   44.085976] RSP: 002b:00007fffe3376288 EFLAGS: 00000202 ORIG_RAX: 0000000000000001

 4486 19:44:40.229585  <4>[   44.093796] RAX: ffffffffffffffda RBX: 000000000000000d RCX: 00007facf77f8240

 4487 19:44:40.236799  <4>[   44.101180] RDX: 000000000000000d RSI: 00007facf76df000 RDI: 0000000000000001

 4488 19:44:40.242758  <4>[   44.108565] RBP: 000000000000000d R08: 00000000ffffffff R09: 0000000000000000

 4489 19:44:40.253018  <4>[   44.115949] R10: 00007facf77194d0 R11: 0000000000000202 R12: 00007facf76df000

 4490 19:44:40.259125  <4>[   44.123332] R13: 0000000000000001 R14: 0000000000020000 R15: 0000000000000000

 4491 19:44:40.451547  <6>[   44.318943] lkdtm: Performing direct entry EXEC_VMALLOC

 4492 19:44:40.451698  # Killed

 4493 19:44:40.458636  # [   43.086830] lkdtm: Performing direct entry EXEC_KMALLOC

 4494 19:44:40.464611  # [   43.092326] lkdtm: attempting ok execution at ffffffff895805f0

 4495 19:44:40.471499  # [   43.120614] lkdtm: attempting bad execution at ffff9178443d7b80

 4496 19:44:40.481461  # [   43.148987] kernel tried to execute NX-p<6>[   44.324479] lkdtm: attempting ok execution at ffffffff895805f0

 4497 19:44:40.484687  rotected page - exploit attempt? (uid: 0)

 4498 19:44:40.491021  # [   43.178865] BUG: unable to handle page fault for address: ffff9178443d7b80

 4499 19:44:40.497576  # [   43.208170] #PF: supervisor instruction fetch in kernel mode

 4500 19:44:40.500739  # [   43.236268] #PF: error_code(0x0011) - permissions violation

 4501 19:44:40.507548  <6>[   44.352730] lkdtm: attempting bad execution at ffffa8af00755000

 4502 19:44:40.507660  

 4503 19:44:40.513943  # [   43.264279] PGD cb001067 P4D cb001067 PUD cb005067 PMD 80000001042001e3 

 4504 19:44:40.520621  # [   43.293415] Oops: 0011 [#7] SMP NOPTI

 4505 19:44:40.527657  # [   43.319520] CPU: 1 PID: 1667 Comm: cat Tainted: G      D W         5.10.217-cip47 #1

 4506 19:44:40.537516  # [   43.349690] Hardware name: Google Gr<2>[   44.381097] kernel tried to execute NX-protected page - exploit attempt? (uid: 0)

 4507 19:44:40.540744  unt/Grunt, BIOS  09/05/2019

 4508 19:44:40.543957  # [   43.355863] RIP: 0010:0xffff9178443d7b80

 4509 19:44:40.567723  # [   43.382220] Code: 00 00 02 00 00 00 00 00 00 00 80 72 3d 44 78 91 ff ff 04 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 7b fa af 88 ff ff ff ff <0f> 1f 44 00 00 e9 46 44 a8 00<1>[   44.410975] BUG: unable to handle page fault for address: ffffa8af00755000

 4510 19:44:40.570852   6<6 0f 1f 44 00 00 0f 1f 44 00 00 55

 4511 19:44:40.577205  # [   43.423402] RSP: 0018:ffffa8af01bebe38 EFLAGS: 00010246

 4512 19:44:40.583885  # [   43.451065] RAX: 0000000000000033 RBX: 0000000000000001 RCX: 0000000000000000

 4513 19:44:40.596696  # [   43.458446] RDX: 0000000000000000 RSI: ffff91786ad1bf50 RDI: ffff911>[   44.440280] #PF: supervisor instruction fetch in kernel mode

 4514 19:44:40.603344  <1>[   44.468377] #PF: error_code(0x0011) - permissions violation

 4515 19:44:40.603763  786ad1bf50

 4516 19:44:40.610124  # [   43.488013] RBP: ffff9178443d7b80 R08: 0000000000000000 R09: 0000000000000000

 4517 19:44:40.616506  # [   43.495394] R10: 00000000ffffe000 R11: 3fffffffffffffff R12: 000000000000000d

 4518 19:44:40.633516  # [   43.524960] R13: ffffa8af01bebf10 R14: ffffa8af01bebf10 R15: ffff917845<6>[   44.474202] PGD 100000067 P4D 100000067 PUD 10023d067 PMD 1057ab067 PTE 8000000104f82163

 4519 19:44:40.634017  f9<b000

 4520 19:44:40.643575  # [   43.554535] FS:  00007facf78ed740(0000) GS:ffff91786ad00000(0000) knlGS:0000000000000000

 4521 19:44:40.646370  # [   43.585055] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033

 4522 19:44:40.656375  # [   43.613240] CR2: ffff9178443d7b80 CR3: 0000000102bfa000 CR4: 00000000001506e0

 4523 19:44:40.659514  #4>[   44.504719] Oops: 0011 [#8] SMP NOPTI

 4524 19:44:40.663109   [   43.642810] Call Trace:

 4525 19:44:40.665996  # [   43.667712]  ? __die_body.cold+0x1a/0x1f

 4526 19:44:40.669535  # [   43.694071]  ? no_context+0x177/0x380

 4527 19:44:40.673141  # [   43.720176]  ? exc_page_fault+0xd7/0x170

 4528 19:44:40.676037  # [   43.746534]  ? asm_exc_page_fault+0x1e/0x30

 4529 19:44:40.689720  # [   43.773164]  ? execute_location+0x<4>[   44.530826] CPU: 1 PID: 1704 Comm: cat Tainted: G      D W         5.10.217-cip47 #1

 4530 19:44:40.695739  <4>[   44.560998] Hardware name: Google Grunt/Grunt, BIOS  09/05/2019

 4531 19:44:40.696161  48/0x56

 4532 19:44:40.699349  # [   43.796142]  ? lkdtm_EXEC_KMALLOC+0x2c/0x40

 4533 19:44:40.705718  # [   43.800580]  ? direct_entry.cold+0x2c/0x38

 4534 19:44:40.709097  # [   43.804933]  ? full_proxy_write+0x56/0x80

 4535 19:44:40.712078  # [   43.809200]  ? vfs_write+0xea/0x3b0

 4536 19:44:40.715476  # [   43.812946]  ? ksys_write+0x68/0xf0

 4537 19:44:40.722538  # [   43.816690]<4>[   44.567171] RIP: 0010:0xffffa8af00755000

 4538 19:44:40.725280    ? do_syscall_64+0x33/0x40

 4539 19:44:40.729082  # [   43.820693]  ? entry_SYSCALL_64_after_hwframe+0x67/0xcc

 4540 19:44:40.752330  # [   43.826174] Modules linked in: fuse ip_tables cros_ec_sysfs cros_ec_lightbar cros_ec_debugfs cros_usbpd_charger cros_usbpd_logger cros_ec_chardev gsmi ath10k_pc<4>[   44.593530] Code: Unable to access opcode bytes at RIP 0xffffa8af00754fd6.

 4541 19:44:40.778637  i ath10k_core uvcvideo videobuf2_vmalloc videobuf2_memops videobuf2_v4l2 cros_ec_dev videobuf2_common ath designware_i2s snd_soc_acp_da7219mx98357_mach cros_usbpd_notify snd_soc_max98357a snd_soc_da7219 snd_soc_adau7002 acp_audio_dma chromeos_pstore snd_so<4>[   44.622836] RSP: 0018:ffffa8af01c53e38 EFLAGS: 00010246

 4542 19:44:40.785034  c_<core snd_compress snd_pcm_dmaengine regmap_i2c coreboot_table

 4543 19:44:40.788506  # [   43.868445] CR2: ffff9178443d7b80

 4544 19:44:40.791810  # [   43.872018] ---[ end trace 76cba25db7fed6ad ]---

 4545 19:44:40.795195  # [   43.876890] RIP: 0010:lkdtm_BUG+0x5/0x10

 4546 19:44:40.808443  # [   43.881066] Code: 89 ff e8 2e ac 79 ff 48 c74>[   44.650500] RAX: 0000000000000033 RBX: 0000000000000001 RCX: 0000000000000000

 4547 19:44:40.821386   c<0 ea ff ff ff eb de 48 c7 c0 ea ff ff ff e9 29 48 a8 00 48 c7 c0 f4 ff ff ff eb c9 0f 1f 44 00 00 <0f> 0b 66 0f 1f 84 00 00 00 00 00 0f 1f 44 00 00 83 05 30 cc c9 03

 4548 19:44:40.827594  # [   43.900063] RSP: 0018:ffffa8af00df3e60 EFLAGS: 00010282

 4549 19:44:40.837922  # [   43.905544] RAX: fff4>[   44.680071] RDX: 0000000000000000 RSI: ffff91786ad1bf50 RDI: ffff91786ad1bf50

 4550 19:44:40.844110  ff<fff89580220 RBX: 0000000000000001 RCX: 0000000000000000

 4551 19:44:40.850997  # [   43.912929] RDX: 0000000000000000 RSI: ffff91786ad1bf50 RDI: ffffffff8b4403b0

 4552 19:44:40.857656  # [   43.920312] RBP: ffffffff8b92d6c0 R08: 0000000000000001 R09: 0000000000000001

 4553 19:44:40.867632  # [   43.927695] R10: 00000004>[   44.709640] RBP: ffffa8af00755000 R08: 0000000000000000 R09: 0000000000000000

 4554 19:44:40.874325  <4>[   44.739209] R10: 00000000ffffe000 R11: 3fffffffffffffff R12: 000000000000000d

 4555 19:44:40.880702  0ffffe000 R11: 3fffffffffffffff R12: 0000000000000004

 4556 19:44:40.886911  # [   43.935080] R13: ffffa8af00df3f10 R14: ffffa8af00df3f10 R15: ffff917846584000

 4557 19:44:40.893925  # [   43.942466] FS:  00007facf78ed740(0000) GS:ffff91786ad00000(0000) knlGS:0000000000000000

 4558 19:44:40.903609  # [   43.950805] CS:  <4>[   44.746592] R13: ffffa8af01c53f10 R14: ffffa8af01c53f10 R15: ffff917844f82000

 4559 19:44:40.906905  0010 DS: 0000 ES: 0000 CR0: 0000000080050033

 4560 19:44:40.917079  # [   43.956802] CR2: ffff9178443d7b80 CR3: 0000000102bfa000 CR4: 00000000001506e0

 4561 19:44:40.923433  # [   43.964189] BUG: sleeping function called from invalid context at include/linux/percpu-rwsem.h:49

 4562 19:44:40.933320  # [   43.973307] in_at<4>[   44.776161] FS:  00007f60af796740(0000) GS:ffff91786ad00000(0000) knlGS:0000000000000000

 4563 19:44:40.940265  omic(): 0, irqs_disabled(): 1, non_block: 0, pid: 1667, name: cat

 4564 19:44:40.943295  # [   43.981123] INFO: lockdep is turned off.

 4565 19:44:40.946631  # [   43.985299] irq event stamp: 0

 4566 19:44:40.953480  # [   43.988612] hardirqs last  enabled at (0): [<0000000000000000>] 0x0

 4567 19:44:40.963109  # [   43.995132] hardirqs last <4>[   44.806683] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033

 4568 19:44:40.969824  di<sabled at (0): [<ffffffff88afde5c>] copy_process+0x65c/0x20e0

 4569 19:44:40.976202  # [   44.003555] softirqs last  enabled at (0): [<ffffffff88afde5c>] copy_process+0x65c/0x20e0

 4570 19:44:40.983525  # [   44.011979] softirqs last disabled at (0): [<0000000000000000>] 0x0

 4571 19:44:40.992951  # [   44.018498] CPU:4>[   44.834866] CR2: ffffa8af00754fd6 CR3: 00000001067f6000 CR4: 00000000001506e0

 4572 19:44:40.995797  <4>[   44.864436] Call Trace:

 4573 19:44:41.003047   1 PID: 1667 Comm: cat Tainted: G      D W         5.10.217-cip47 #1

 4574 19:44:41.005922  # [   44.026490] Hardware name: Google Grunt/Grunt, BIOS  09/05/2019

 4575 19:44:41.009169  # [   44.032661] Call Trace:

 4576 19:44:41.012794  # [   44.035369]  dump_stack+0x77/0x9b

 4577 19:44:41.022317  # [   44.038942]  ___might_sleep.cold+0xa6/0xb<4>[   44.867149]  ? __die_body.cold+0x1a/0x1f

 4578 19:44:41.022843  6

 4579 19:44:41.025777  # [   44.043296]  exit_signals+0x1c/0x300

 4580 19:44:41.029041  # [   44.047127]  do_exit+0xc2/0xab0

 4581 19:44:41.032431  # [   44.050526]  ? ksys_write+0x68/0xf0

 4582 19:44:41.035323  # [   44.054272]  make_task_dead+0x2f/0x30

 4583 19:44:41.042298  # [   44.058191]  rewind_stack_and_make_dead+0x17/0x20

 4584 19:44:41.048663  # [   44.063149] RIP: 0033:0x7<4>[   44.893502]  ? no_context+0x177/0x380

 4585 19:44:41.049087  facf77f8240

 4586 19:44:41.068616  # [   44.066978] Code: 40 00 48 8b 15 c1 9b 0d 00 f7 d8 64 89 02 48 c7 c0 ff ff ff ff eb b7 0f 1f 00 80 3d a1 23 0e 00 00 74 17 b8 01 00 00 00 0f 05 <48> 3d 00 f0 ff ff 77 58 c3 0f 1f 80 00 00 00 00 48 83 ec 28 48 89

 4587 19:44:41.075148  # [   44.085976] RSP: 002<4>[   44.919607]  ? exc_page_fault+0xd7/0x170

 4588 19:44:41.078512  b:00007fffe3376288 EFLAGS: 00000202 ORIG_RAX: 0000000000000001

 4589 19:44:41.088630  # [   44.093796] RAX: ffffffffffffffda RBX: 000000000000000d RCX: 00007facf77f8240

 4590 19:44:41.095417  # [   44.101180] RDX: 000000000000000d RSI: 00007facf76df000 RDI: 0000000000000001

 4591 19:44:41.101543  # [   44.108565] RBP: 00<4>[   44.945966]  ? asm_exc_page_fault+0x1e/0x30

 4592 19:44:41.105183  0000000000000d R08: 00000000ffffffff R09: 0000000000000000

 4593 19:44:41.114941  # [   44.115949] R10: 00007facf77194d0 R11: 0000000000000202 R12: 00007facf76df000

 4594 19:44:41.121393  # [   44.123332] R13: 0000000000000001 R14: 0000000000020000 R15: 0000000000000000

 4595 19:44:41.128319  # EXEC_KMALLOC: saw 'call tr<4>[   44.972595]  ? execute_location+0x48/0x56

 4596 19:44:41.128774  ace:': ok

 4597 19:44:41.131451  ok 32 selftests: lkdtm: EXEC_KMALLOC.sh

 4598 19:44:41.134749  # selftests: lkdtm: EXEC_VMALLOC.sh

 4599 19:44:41.137758  <4>[   44.999041]  ? lkdtm_EXEC_VMALLOC+0x20/0x30

 4600 19:44:41.144846  <4>[   45.011187]  ? direct_entry.cold+0x2c/0x38

 4601 19:44:41.147452  <4>[   45.015541]  ? full_proxy_write+0x56/0x80

 4602 19:44:41.150697  <4>[   45.019821]  ? vfs_write+0xea/0x3b0

 4603 19:44:41.154320  <4>[   45.023565]  ? ksys_write+0x68/0xf0

 4604 19:44:41.160881  <4>[   45.027310]  ? do_syscall_64+0x33/0x40

 4605 19:44:41.164449  <4>[   45.031313]  ? entry_SYSCALL_64_after_hwframe+0x67/0xcc

 4606 19:44:41.206768  <4>[   45.036794] Modules linked in: fuse ip_tables cros_ec_sysfs cros_ec_lightbar cros_ec_debugfs cros_usbpd_charger cros_usbpd_logger cros_ec_chardev gsmi ath10k_pci ath10k_core uvcvideo videobuf2_vmalloc videobuf2_memops videobuf2_v4l2 cros_ec_dev videobuf2_common ath designware_i2s snd_soc_acp_da7219mx98357_mach cros_usbpd_notify snd_soc_max98357a snd_soc_da7219 snd_soc_adau7002 acp_audio_dma chromeos_pstore snd_soc_core snd_compress snd_pcm_dmaengine regmap_i2c coreboot_table

 4607 19:44:41.210634  <4>[   45.079065] CR2: ffffa8af00755000

 4608 19:44:41.217211  <4>[   45.082639] ---[ end trace 76cba25db7fed6ae ]---

 4609 19:44:41.220114  <4>[   45.087512] RIP: 0010:lkdtm_BUG+0x5/0x10

 4610 19:44:41.240191  <4>[   45.091689] Code: 89 ff e8 2e ac 79 ff 48 c7 c0 ea ff ff ff eb de 48 c7 c0 ea ff ff ff e9 29 48 a8 00 48 c7 c0 f4 ff ff ff eb c9 0f 1f 44 00 00 <0f> 0b 66 0f 1f 84 00 00 00 00 00 0f 1f 44 00 00 83 05 30 cc c9 03

 4611 19:44:41.243714  <4>[   45.110676] RSP: 0018:ffffa8af00df3e60 EFLAGS: 00010282

 4612 19:44:41.250020  <4>[   45.116156] RAX: ffffffff89580220 RBX: 0000000000000001 RCX: 0000000000000000

 4613 19:44:41.260298  <4>[   45.123538] RDX: 0000000000000000 RSI: ffff91786ad1bf50 RDI: ffffffff8b4403b0

 4614 19:44:41.267077  <4>[   45.130922] RBP: ffffffff8b92d6c0 R08: 0000000000000001 R09: 0000000000000001

 4615 19:44:41.273100  <4>[   45.138306] R10: 00000000ffffe000 R11: 3fffffffffffffff R12: 0000000000000004

 4616 19:44:41.279547  <4>[   45.145691] R13: ffffa8af00df3f10 R14: ffffa8af00df3f10 R15: ffff917846584000

 4617 19:44:41.290349  <4>[   45.153076] FS:  00007f60af796740(0000) GS:ffff91786ad00000(0000) knlGS:0000000000000000

 4618 19:44:41.296388  <4>[   45.161413] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033

 4619 19:44:41.302617  <4>[   45.167410] CR2: ffffa8af00754fd6 CR3: 00000001067f6000 CR4: 00000000001506e0

 4620 19:44:41.312689  <3>[   45.174798] BUG: sleeping function called from invalid context at include/linux/percpu-rwsem.h:49

 4621 19:44:41.319135  <3>[   45.183915] in_atomic(): 0, irqs_disabled(): 1, non_block: 0, pid: 1704, name: cat

 4622 19:44:41.322496  <4>[   45.191723] INFO: lockdep is turned off.

 4623 19:44:41.325963  <4>[   45.195898] irq event stamp: 0

 4624 19:44:41.332744  <4>[   45.199209] hardirqs last  enabled at (0): [<0000000000000000>] 0x0

 4625 19:44:41.342411  <4>[   45.205728] hardirqs last disabled at (0): [<ffffffff88afde5c>] copy_process+0x65c/0x20e0

 4626 19:44:41.349293  <4>[   45.214159] softirqs last  enabled at (0): [<ffffffff88afde5c>] copy_process+0x65c/0x20e0

 4627 19:44:41.356208  <4>[   45.222585] softirqs last disabled at (0): [<0000000000000000>] 0x0

 4628 19:44:41.365516  <4>[   45.229102] CPU: 1 PID: 1704 Comm: cat Tainted: G      D W         5.10.217-cip47 #1

 4629 19:44:41.372601  <4>[   45.237093] Hardware name: Google Grunt/Grunt, BIOS  09/05/2019

 4630 19:44:41.373025  <4>[   45.243262] Call Trace:

 4631 19:44:41.379002  <4>[   45.245971]  dump_stack+0x77/0x9b

 4632 19:44:41.382505  <4>[   45.249545]  ___might_sleep.cold+0xa6/0xb6

 4633 19:44:41.385303  <4>[   45.253898]  exit_signals+0x1c/0x300

 4634 19:44:41.389391  <4>[   45.257729]  do_exit+0xc2/0xab0

 4635 19:44:41.392478  <4>[   45.261127]  ? ksys_write+0x68/0xf0

 4636 19:44:41.396034  <4>[   45.264874]  make_task_dead+0x2f/0x30

 4637 19:44:41.402373  <4>[   45.268792]  rewind_stack_and_make_dead+0x17/0x20

 4638 19:44:41.406056  <4>[   45.273750] RIP: 0033:0x7f60af668240

 4639 19:44:41.425731  <4>[   45.277581] Code: 40 00 48 8b 15 c1 9b 0d 00 f7 d8 64 89 02 48 c7 c0 ff ff ff ff eb b7 0f 1f 00 80 3d a1 23 0e 00 00 74 17 b8 01 00 00 00 0f 05 <48> 3d 00 f0 ff ff 77 58 c3 0f 1f 80 00 00 00 00 48 83 ec 28 48 89

 4640 19:44:41.432287  <4>[   45.296578] RSP: 002b:00007ffe2ae08758 EFLAGS: 00000202 ORIG_RAX: 0000000000000001

 4641 19:44:41.438494  <4>[   45.304397] RAX: ffffffffffffffda RBX: 000000000000000d RCX: 00007f60af668240

 4642 19:44:41.448929  <4>[   45.311779] RDX: 000000000000000d RSI: 00007f60af54f000 RDI: 0000000000000001

 4643 19:44:41.455253  <4>[   45.319164] RBP: 000000000000000d R08: 00000000ffffffff R09: 0000000000000000

 4644 19:44:41.461851  <4>[   45.326547] R10: 00007f60af5894d0 R11: 0000000000000202 R12: 00007f60af54f000

 4645 19:44:41.468146  <4>[   45.333929] R13: 0000000000000001 R14: 0000000000020000 R15: 0000000000000000

 4646 19:44:41.709304  <6>[   45.576574] lkdtm: Performing direct entry EXEC_RODATA

 4647 19:44:41.709454  # Killed

 4648 19:44:41.715776  # [   44.318943] lkdtm: Performing direct entry EXEC_VMALLOC

 4649 19:44:41.722549  # [   44.324479] lkdtm: attempting ok execution at ffffffff895805f0

 4650 19:44:41.728850  # [   44.352730] lkdtm: attempting bad execution at ffffa8af00755000

 4651 19:44:41.739004  # [   44.381097] kernel tried to execute NX-p<6>[   45.582027] lkdtm: attempting ok execution at ffffffff895805f0

 4652 19:44:41.742297  rotected page - exploit attempt? (uid: 0)

 4653 19:44:41.749046  # [   44.410975] BUG: unable to handle page fault for address: ffffa8af00755000

 4654 19:44:41.755911  # [   44.440280] #PF: supervisor instruction fetch in kernel mode

 4655 19:44:41.758759  # [   44.468377] #PF: error_code(0x0011) - permissions violation

 4656 19:44:41.765987  <6>[   45.612749] lkdtm: attempting bad execution at ffffffff8b440840

 4657 19:44:41.766379  

 4658 19:44:41.775578  # [   44.474202] PGD 100000067 P4D 100000067 PUD 10023d067 PMD 1057ab067 PTE 8000000104f82163

 4659 19:44:41.778836  # [   44.504719] Oops: 0011 [#8] SMP NOPTI

 4660 19:44:41.784883  # [   44.530826] CPU: 1 PID: 1704 Comm: cat Tainted: G      D W         5.10.217-cip47 #1

 4661 19:44:41.795423  # [   44.560998] Hardware<2>[   45.638707] kernel tried to execute NX-protected page - exploit attempt? (uid: 0)

 4662 19:44:41.801863   name: Google Grunt/Grunt, BIOS  09/05/2019

 4663 19:44:41.805168  # [   44.567171] RIP: 0010:0xffffa8af00755000

 4664 19:44:41.811634  # [   44.593530] Code: Unable to access opcode bytes at RIP 0xffffa8af00754fd6.

 4665 19:44:41.817781  # [   44.622836] RSP: 0018:ffffa8af01c53e38 EFLAGS: 00010246

 4666 19:44:41.824930  # [   44.650500] RAX:<1>[   45.668524] BUG: unable to handle page fault for address: ffffffff8b440840

 4667 19:44:41.831019   0<000000000000033 RBX: 0000000000000001 RCX: 0000000000000000

 4668 19:44:41.837440  # [   44.680071] RDX: 0000000000000000 RSI: ffff91786ad1bf50 RDI: ffff91786ad1bf50

 4669 19:44:41.844280  # [   44.709640] RBP: ffffa8af00755000 R08: 0000000000000000 R09: 0000000000000000

 4670 19:44:41.854065  # [   44.739209] R10: 0001>[   45.697833] #PF: supervisor instruction fetch in kernel mode

 4671 19:44:41.861150  <1>[   45.725929] #PF: error_code(0x0011) - permissions violation

 4672 19:44:41.864161  00000ffffe000 R11: 3fffffffffffffff R12: 000000000000000d

 4673 19:44:41.871053  # [   44.746592] R13: ffffa8af01c53f10 R14: ffffa8af01c53f10 R15: ffff917844f82000

 4674 19:44:41.880614  # [   44.776161] FS:  00007f60af796740(0000) GS:ffff91786ad00000(0000) knlGS:0000000000000000

 4675 19:44:41.886990  # [   44.806683] C<6>[   45.731753] PGD c9629067 P4D c9629067 PUD c962a063 PMD 80000000c90001e1 

 4676 19:44:41.894117  S:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033

 4677 19:44:41.900821  # [   44.834866] CR2: ffffa8af00754fd6 CR3: 00000001067f6000 CR4: 00000000001506e0

 4678 19:44:41.903613  # [   44.864436] Call Trace:

 4679 19:44:41.907185  # [   44.867149]  ? __die_body.cold+0x1a/0x1f

 4680 19:44:41.910063  # [   44.893502]  ? no_context+0x177/0x380

 4681 19:44:41.913494  #<4>[   45.760886] Oops: 0011 [#9] SMP NOPTI

 4682 19:44:41.920273   [   44.919607]  ? exc_page_fault+0xd7/0x170

 4683 19:44:41.923606  # [   44.945966]  ? asm_exc_page_fault+0x1e/0x30

 4684 19:44:41.926780  # [   44.972595]  ? execute_location+0x48/0x56

 4685 19:44:41.930330  # [   44.999041]  ? lkdtm_EXEC_VMALLOC+0x20/0x30

 4686 19:44:41.936624  # [   45.011187]  ? direct_entry.cold+0x2c/0x38

 4687 19:44:41.943093  # [   45.0155<4>[   45.786990] CPU: 1 PID: 1741 Comm: cat Tainted: G      D W         5.10.217-cip47 #1

 4688 19:44:41.946144  41<]  ? full_proxy_write+0x56/0x80

 4689 19:44:41.952881  # [   45.019821]  ? vfs_write+0xea/0x3b0

 4690 19:44:41.956485  # [   45.023565]  ? ksys_write+0x68/0xf0

 4691 19:44:41.959202  # [   45.027310]  ? do_syscall_64+0x33/0x40

 4692 19:44:41.966240  # [   45.031313]  ? entry_SYSCALL_64_after_hwframe+0x67/0xcc

 4693 19:44:41.973029  # [   45.036794] Modules linke4>[   45.817162] Hardware name: Google Grunt/Grunt, BIOS  09/05/2019

 4694 19:44:41.999077  d in: fuse ip_tables cros_ec_sysfs cros_ec_lightbar cros_ec_debugfs cros_usbpd_charger cros_usbpd_logger cros_ec_chardev gsmi ath10k_pci ath10k_core uvcvideo videobuf2_vmalloc videobuf2_memops videobuf2_v4l2 cros_ec_dev videobuf2_common ath designware_i2s <4>[   45.845527] RIP: 0010:lkdtm_rodata_do_nothing+0x0/0x10

 4695 19:44:42.018714  snd_soc_acp_da7219mx98357_mach cros_usbpd_notify snd_soc_max98357a snd_soc_da7219 snd_soc_adau7002 acp_audio_dma chromeos_pstore snd_soc_core snd_compress snd_pcm_dmaengine regmap_i2c coreboot_table

 4696 19:44:42.022189  # [   45.079065] CR2: ffffa8af00755000

 4697 19:44:42.042253  # [   45.082639]<4>[   45.873100] Code: ff ff 1d 5d c2 89 ff ff ff ff ca 6d 8c 8b ff ff ff ff 63 44 c2 89 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

 4698 19:44:42.045208   ---[ end trace 76cba25db7fed6ae ]---

 4699 19:44:42.048641  # [   45.087512] RIP: 0010:lkdtm_BUG+0x5/0x10

 4700 19:44:42.068283  # [   45.091689] Code: 89 ff e8 2e ac 79 ff 48 c7 c0 ea ff ff ff eb de 48 c7 c0 ea ff ff ff e9 29 48 a8 00 48 c7 c0 f4 ff ff ff eb c9 0f 1f 44 00 00 <0f> 0b 66 0f 1f 84 0<4>[   45.914282] RSP: 0018:ffffa8af01cf3e48 EFLAGS: 00010246

 4701 19:44:42.075260  0 <00 00 00 00 0f 1f 44 00 00 83 05 30 cc c9 03

 4702 19:44:42.078098  # [   45.110676] RSP: 0018:ffffa8af00df3e60 EFLAGS: 00010282

 4703 19:44:42.085135  # [   45.116156] RAX: ffffffff89580220 RBX: 0000000000000001 RCX: 0000000000000000

 4704 19:44:42.098491  # [   45.123538] RDX: 0000000000000000 RSI: ffff91786ad1bf50 R4>[   45.941946] RAX: 0000000000000033 RBX: 0000000000000000 RCX: 0000000000000000

 4705 19:44:42.101540  DI<: ffffffff8b4403b0

 4706 19:44:42.108309  # [   45.130922] RBP: ffffffff8b92d6c0 R08: 0000000000000001 R09: 0000000000000001

 4707 19:44:42.114714  # [   45.138306] R10: 00000000ffffe000 R11: 3fffffffffffffff R12: 0000000000000004

 4708 19:44:42.127959  # [   45.145691] R13: ffffa8af00df3f10 R14: ffffa8af00df3f10 R15: 4>[   45.971517] RDX: 0000000000000000 RSI: ffff91786ad1bf50 RDI: ffff91786ad1bf50

 4709 19:44:42.131543  ff<ff917846584000

 4710 19:44:42.137922  # [   45.153076] FS:  00007f60af796740(0000) GS:ffff91786ad00000(0000) knlGS:0000000000000000

 4711 19:44:42.144857  # [   45.161413] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033

 4712 19:44:42.158158  # [   45.167410] CR2: ffffa8af00754fd6 CR3: 00000001067f6000 CR4: 0000000004>[   46.001090] RBP: ffffffff8b440840 R08: 0000000000000000 R09: 0000000000000000

 4713 19:44:42.158671  01506e0

 4714 19:44:42.168183  # [   45.174798] BUG: sleeping function called from invalid context at include/linux/percpu-rwsem.h:49

 4715 19:44:42.177574  # [   45.183915] in_atomic(): 0, irqs_disabled(): 1, non_block: 0, pid: 1704, name: cat

 4716 19:44:42.181072  # [   45.191723] INFO: lockdep is turned off.

 4717 19:44:42.187164  # [   4<4>[   46.030662] R10: 00000000ffffe000 R11: 3fffffffffffffff R12: 000000000000000c

 4718 19:44:42.190744  5.<195898] irq event stamp: 0

 4719 19:44:42.197332  # [   45.199209] hardirqs last  enabled at (0): [<0000000000000000>] 0x0

 4720 19:44:42.207091  # [   45.205728] hardirqs last disabled at (0): [<ffffffff88afde5c>] copy_process+0x65c/0x20e0

 4721 19:44:42.217509  # [   45.214159] softirqs last  enabled at (0): [<ffffff4>[   46.060232] R13: ffffa8af01cf3f10 R14: ffffa8af01cf3f10 R15: ffff9178435ce000

 4722 19:44:42.220569  ff88afde5c>] copy_process+0x65c/0x20e0

 4723 19:44:42.227009  # [   45.222585] softirqs last disabled at (0): [<0000000000000000>] 0x0

 4724 19:44:42.236665  # [   45.229102] CPU: 1 PID: 1704 Comm: cat Tainted: G      D W         5.10.217-cip47 #1

 4725 19:44:42.246600  # [   45.237093] Hardware name: Google Grunt/Grunt,<4>[   46.089803] FS:  00007efd84a8e740(0000) GS:ffff91786ad00000(0000) knlGS:0000000000000000

 4726 19:44:42.250198   BIOS  09/05/2019

 4727 19:44:42.253621  # [   45.243262] Call Trace:

 4728 19:44:42.256400  # [   45.245971]  dump_stack+0x77/0x9b

 4729 19:44:42.259807  # [   45.249545]  ___might_sleep.cold+0xa6/0xb6

 4730 19:44:42.263350  # [   45.253898]  exit_signals+0x1c/0x300

 4731 19:44:42.266658  # [   45.257729]  do_exit+0xc2/0xab0

 4732 19:44:42.276463  # [   45.261127]  ? ksys_write+0x68/0<4>[   46.120327] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033

 4733 19:44:42.276889  xf<0

 4734 19:44:42.279630  # [   45.264874]  make_task_dead+0x2f/0x30

 4735 19:44:42.286391  # [   45.268792]  rewind_stack_and_make_dead+0x17/0x20

 4736 19:44:42.289759  # [   45.273750] RIP: 0033:0x7f60af668240

 4737 19:44:42.306255  # [   45.277581] Code: 40 00 48 8b 15 c1 9b 0d 00 f7 d8 64 89 02 48 c7 c0 ff ff ff ff eb b7 0f 1f 00 80 3d a4>[   46.148506] CR2: ffffffff8b440840 CR3: 0000000105d74000 CR4: 00000000001506e0

 4738 19:44:42.316574  1< 23 0e 00 00 74 17 b8 01 00 00 00 0f 05 <48> 3d 00 f0 ff ff 77 58 c3 0f 1f 80 00 00 00 00 48 83 ec 28 48 89

 4739 19:44:42.322463  # [   45.296578] RSP: 002b:00007ffe2ae08758 EFLAGS: 00000202 ORIG_RAX: 0000000000000001

 4740 19:44:42.332799  # [   45.304397] RAX: ffffffffffffffda RBX: 00000000000004>[   46.178076] Call Trace:

 4741 19:44:42.333260  00d RCX: 00007f60af668240

 4742 19:44:42.339085  # [   45.311779] RDX: 000000000000000d RSI: 00007f60af54f000 RDI: 0000000000000001

 4743 19:44:42.349270  # [   45.319164] RBP: 000000000000000d R08: 00000000ffffffff R09: 0000000000000000

 4744 19:44:42.359098  # [   45.326547] R10: 00007f60af5894d0 R11: 0000000000000202 <4>[   46.202990]  ? __die_body.cold+0x1a/0x1f

 4745 19:44:42.359534  R12: 00007f60af54f000

 4746 19:44:42.365284  # [   45.333929] R13: 0000000000000001 R14: 0000000000020000 R15: 0000000000000000

 4747 19:44:42.369152  # EXEC_VMALLOC: saw 'call trace:': ok

 4748 19:44:42.371867  ok 33 selftests: lkdtm: EXEC_VMALLOC.sh

 4749 19:44:42.375451  # selftests: lkdtm: EXEC_RODATA.sh

 4750 19:44:42.381978  <4>[   46.229348]  ? no_context+0x177/0x380

 4751 19:44:42.385094  <4>[   46.252591]  ? exc_page_fault+0xd7/0x170

 4752 19:44:42.388316  <4>[   46.256770]  ? asm_exc_page_fault+0x1e/0x30

 4753 19:44:42.391839  <4>[   46.261216]  ? execute_location+0x48/0x56

 4754 19:44:42.398069  <4>[   46.265481]  ? direct_entry.cold+0x2c/0x38

 4755 19:44:42.402070  <4>[   46.269839]  ? full_proxy_write+0x56/0x80

 4756 19:44:42.404581  <4>[   46.274106]  ? vfs_write+0xea/0x3b0

 4757 19:44:42.408149  <4>[   46.277851]  ? ksys_write+0x68/0xf0

 4758 19:44:42.415255  <4>[   46.281598]  ? do_syscall_64+0x33/0x40

 4759 19:44:42.418065  <4>[   46.285603]  ? entry_SYSCALL_64_after_hwframe+0x67/0xcc

 4760 19:44:42.460612  <4>[   46.291086] Modules linked in: fuse ip_tables cros_ec_sysfs cros_ec_lightbar cros_ec_debugfs cros_usbpd_charger cros_usbpd_logger cros_ec_chardev gsmi ath10k_pci ath10k_core uvcvideo videobuf2_vmalloc videobuf2_memops videobuf2_v4l2 cros_ec_dev videobuf2_common ath designware_i2s snd_soc_acp_da7219mx98357_mach cros_usbpd_notify snd_soc_max98357a snd_soc_da7219 snd_soc_adau7002 acp_audio_dma chromeos_pstore snd_soc_core snd_compress snd_pcm_dmaengine regmap_i2c coreboot_table

 4761 19:44:42.464113  <4>[   46.333357] CR2: ffffffff8b440840

 4762 19:44:42.471145  <4>[   46.336932] ---[ end trace 76cba25db7fed6af ]---

 4763 19:44:42.473937  <4>[   46.341807] RIP: 0010:lkdtm_BUG+0x5/0x10

 4764 19:44:42.493723  <4>[   46.345985] Code: 89 ff e8 2e ac 79 ff 48 c7 c0 ea ff ff ff eb de 48 c7 c0 ea ff ff ff e9 29 48 a8 00 48 c7 c0 f4 ff ff ff eb c9 0f 1f 44 00 00 <0f> 0b 66 0f 1f 84 00 00 00 00 00 0f 1f 44 00 00 83 05 30 cc c9 03

 4765 19:44:42.496914  <4>[   46.364983] RSP: 0018:ffffa8af00df3e60 EFLAGS: 00010282

 4766 19:44:42.504249  <4>[   46.370461] RAX: ffffffff89580220 RBX: 0000000000000001 RCX: 0000000000000000

 4767 19:44:42.513958  <4>[   46.377847] RDX: 0000000000000000 RSI: ffff91786ad1bf50 RDI: ffffffff8b4403b0

 4768 19:44:42.520222  <4>[   46.385229] RBP: ffffffff8b92d6c0 R08: 0000000000000001 R09: 0000000000000001

 4769 19:44:42.527345  <4>[   46.392612] R10: 00000000ffffe000 R11: 3fffffffffffffff R12: 0000000000000004

 4770 19:44:42.533739  <4>[   46.399995] R13: ffffa8af00df3f10 R14: ffffa8af00df3f10 R15: ffff917846584000

 4771 19:44:42.543869  <4>[   46.407381] FS:  00007efd84a8e740(0000) GS:ffff91786ad00000(0000) knlGS:0000000000000000

 4772 19:44:42.549806  <4>[   46.415719] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033

 4773 19:44:42.556617  <4>[   46.421714] CR2: ffffffff8b440840 CR3: 0000000105d74000 CR4: 00000000001506e0

 4774 19:44:42.566304  <3>[   46.429101] BUG: sleeping function called from invalid context at include/linux/percpu-rwsem.h:49

 4775 19:44:42.573177  <3>[   46.438218] in_atomic(): 0, irqs_disabled(): 1, non_block: 0, pid: 1741, name: cat

 4776 19:44:42.576092  <4>[   46.446038] INFO: lockdep is turned off.

 4777 19:44:42.579623  <4>[   46.450214] irq event stamp: 0

 4778 19:44:42.586029  <4>[   46.453525] hardirqs last  enabled at (0): [<0000000000000000>] 0x0

 4779 19:44:42.596019  <4>[   46.460045] hardirqs last disabled at (0): [<ffffffff88afde5c>] copy_process+0x65c/0x20e0

 4780 19:44:42.606084  <4>[   46.468469] softirqs last  enabled at (0): [<ffffffff88afde5c>] copy_process+0x65c/0x20e0

 4781 19:44:42.612820  <4>[   46.476895] softirqs last disabled at (0): [<0000000000000000>] 0x0

 4782 19:44:42.618994  <4>[   46.483414] CPU: 1 PID: 1741 Comm: cat Tainted: G      D W         5.10.217-cip47 #1

 4783 19:44:42.625575  <4>[   46.491403] Hardware name: Google Grunt/Grunt, BIOS  09/05/2019

 4784 19:44:42.629381  <4>[   46.497577] Call Trace:

 4785 19:44:42.632642  <4>[   46.500286]  dump_stack+0x77/0x9b

 4786 19:44:42.635386  <4>[   46.503860]  ___might_sleep.cold+0xa6/0xb6

 4787 19:44:42.639012  <4>[   46.508214]  exit_signals+0x1c/0x300

 4788 19:44:42.642515  <4>[   46.512046]  do_exit+0xc2/0xab0

 4789 19:44:42.645988  <4>[   46.515445]  ? ksys_write+0x68/0xf0

 4790 19:44:42.649390  <4>[   46.519191]  make_task_dead+0x2f/0x30

 4791 19:44:42.655798  <4>[   46.523109]  rewind_stack_and_make_dead+0x17/0x20

 4792 19:44:42.659192  <4>[   46.528066] RIP: 0033:0x7efd84960240

 4793 19:44:42.678883  <4>[   46.531900] Code: 40 00 48 8b 15 c1 9b 0d 00 f7 d8 64 89 02 48 c7 c0 ff ff ff ff eb b7 0f 1f 00 80 3d a1 23 0e 00 00 74 17 b8 01 00 00 00 0f 05 <48> 3d 00 f0 ff ff 77 58 c3 0f 1f 80 00 00 00 00 48 83 ec 28 48 89

 4794 19:44:42.685795  <4>[   46.550897] RSP: 002b:00007ffd549bfc58 EFLAGS: 00000202 ORIG_RAX: 0000000000000001

 4795 19:44:42.692212  <4>[   46.558716] RAX: ffffffffffffffda RBX: 000000000000000c RCX: 00007efd84960240

 4796 19:44:42.702345  <4>[   46.566099] RDX: 000000000000000c RSI: 00007efd84847000 RDI: 0000000000000001

 4797 19:44:42.708601  <4>[   46.573484] RBP: 000000000000000c R08: 00000000ffffffff R09: 0000000000000000

 4798 19:44:42.715687  <4>[   46.580865] R10: 00007efd848814d0 R11: 0000000000000202 R12: 00007efd84847000

 4799 19:44:42.721849  <4>[   46.588264] R13: 0000000000000001 R14: 0000000000020000 R15: 0000000000000000

 4800 19:44:42.891991  <6>[   46.759160] lkdtm: Performing direct entry EXEC_USERSPACE

 4801 19:44:42.892125  # Killed

 4802 19:44:42.898581  # [   45.576574] lkdtm: Performing direct entry EXEC_RODATA

 4803 19:44:42.904718  # [   45.582027] lkdtm: attempting ok execution at ffffffff895805f0

 4804 19:44:42.911829  # [   45.612749] lkdtm: attempting bad execution at ffffffff8b440840

 4805 19:44:42.921760  # [   45.638707] kernel tried to execute NX-pr<6>[   46.764889] lkdtm: attempting ok execution at ffffffff895805f0

 4806 19:44:42.924586  otected page - exploit attempt? (uid: 0)

 4807 19:44:42.931686  # [   45.668524] BUG: unable to handle page fault for address: ffffffff8b440840

 4808 19:44:42.938153  # [   45.697833] #PF: supervisor instruction fetch in kernel mode

 4809 19:44:42.944481  # [   45.725929] #PF: error_code(0x0011) - permissions violation

 4810 19:44:42.948027  <6>[   46.793271] lkdtm: attempting bad execution at 00007fbce822d000

 4811 19:44:42.954549  # [   45.731753] PGD c9629067 P4D c9629067 PUD c962a063 PMD 80000000c90001e1 

 4812 19:44:42.960894  # [   45.760886] Oops: 0011 [#9] SMP NOPTI

 4813 19:44:42.967799  # [   45.786990] CPU: 1 PID: 1741 Comm: cat Tainted: G      D W         5.10.217-cip47 #1

 4814 19:44:42.977782  # [   45.817162] Hardware name: Google Gru<2>[   46.821602] unable to execute userspace code (SMEP?) (uid: 0)

 4815 19:44:42.983925  <1>[   46.849707] BUG: unable to handle page fault for address: 00007fbce822d000

 4816 19:44:42.990561  <1>[   46.856831] #PF: supervisor instruction fetch in kernel mode

 4817 19:44:42.997091  <1>[   46.862741] #PF: error_code(0x0011) - permissions violation

 4818 19:44:43.004007  <6>[   46.868563] PGD 1029d0067 P4D 1029d0067 PUD 1027b5067 PMD 106634067 PTE 10f09e067

 4819 19:44:43.007272  <4>[   46.876302] Oops: 0011 [#10] SMP NOPTI

 4820 19:44:43.017243  <4>[   46.880307] CPU: 0 PID: 1778 Comm: cat Tainted: G      D W         5.10.217-cip47 #1

 4821 19:44:43.020204  <4>[   46.888298] Hardware name: Google Grunt/Grunt, BIOS  09/05/2019

 4822 19:44:43.027356  <4>[   46.894469] RIP: 0010:0x7fbce822d000

 4823 19:44:43.033858  <4>[   46.898298] Code: Unable to access opcode bytes at RIP 0x7fbce822cfd6.

 4824 19:44:43.036704  <4>[   46.905075] RSP: 0018:ffffa8af01d73e50 EFLAGS: 00010246

 4825 19:44:43.046876  <4>[   46.910551] RAX: 0000000000000033 RBX: 0000000000000024 RCX: 0000000000000000

 4826 19:44:43.053379  <4>[   46.917935] RDX: 0000000000000000 RSI: ffff91786ac1bf50 RDI: ffff91786ac1bf50

 4827 19:44:43.060205  <4>[   46.925319] RBP: 00007fbce822d000 R08: 0000000000000000 R09: 0000000000000000

 4828 19:44:43.067023  <4>[   46.932701] R10: 00000000ffffe000 R11: 3fffffffffffffff R12: 000000000000000f

 4829 19:44:43.076751  <4>[   46.940084] R13: ffffa8af01d73f10 R14: ffffa8af01d73f10 R15: ffff917842fd8000

 4830 19:44:43.083028  <4>[   46.947468] FS:  00007fbce81f5740(0000) GS:ffff91786ac00000(0000) knlGS:0000000000000000

 4831 19:44:43.089765  <4>[   46.955806] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033

 4832 19:44:43.096216  <4>[   46.961803] CR2: 00007fbce822d000 CR3: 0000000105d74000 CR4: 00000000001506f0

 4833 19:44:43.099842  <4>[   46.969185] Call Trace:

 4834 19:44:43.103042  <4>[   46.971897]  ? __die_body.cold+0x1a/0x1f

 4835 19:44:43.106630  <4>[   46.976080]  ? no_context+0x177/0x380

 4836 19:44:43.112940  <4>[   46.980004]  ? exc_page_fault+0x53/0x170

 4837 19:44:43.116360  <4>[   46.984183]  ? asm_exc_page_fault+0x1e/0x30

 4838 19:44:43.119982  <4>[   46.988630]  ? lkdtm_EXEC_USERSPACE.cold+0x69/0xae

 4839 19:44:43.126449  <4>[   46.993674]  ? direct_entry.cold+0x2c/0x38

 4840 19:44:43.129709  <4>[   46.998027]  ? full_proxy_write+0x56/0x80

 4841 19:44:43.132672  <4>[   47.002293]  ? vfs_write+0xea/0x3b0

 4842 19:44:43.136202  <4>[   47.006037]  ? ksys_write+0x68/0xf0

 4843 19:44:43.142853  <4>[   47.009783]  ? do_syscall_64+0x33/0x40

 4844 19:44:43.146492  <4>[   47.013787]  ? entry_SYSCALL_64_after_hwframe+0x67/0xcc

 4845 19:44:43.189229  <4>[   47.019267] Modules linked in: fuse ip_tables cros_ec_sysfs cros_ec_lightbar cros_ec_debugfs cros_usbpd_charger cros_usbpd_logger cros_ec_chardev gsmi ath10k_pci ath10k_core uvcvideo videobuf2_vmalloc videobuf2_memops videobuf2_v4l2 cros_ec_dev videobuf2_common ath designware_i2s snd_soc_acp_da7219mx98357_mach cros_usbpd_notify snd_soc_max98357a snd_soc_da7219 snd_soc_adau7002 acp_audio_dma chromeos_pstore snd_soc_core snd_compress snd_pcm_dmaengine regmap_i2c coreboot_table

 4846 19:44:43.198167  <4>[   47.061536] CR2: 00007fbce822d000

 4847 19:44:43.198648  nt/Grunt, BIOS  09/05/2019

 4848 19:44:43.199440  # [   45.845527] RIP: 0010:lkdtm_rodata_do_nothing+0x0/0x10

 4849 19:44:43.218871  # [   45.873100] Code: ff ff 1d 5d c2 89 ff ff ff ff ca 6d 8c 8b ff ff ff ff 63 44 c2 89 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 0<4>[   47.065193] ---[ end trace 76cba25db7fed6b0 ]---

 4850 19:44:43.225757  0 00 00 00 00 00 00 00 00 00 00 54 68 69 73 20 69

 4851 19:44:43.229429  # [   45.914282] RSP: 0018:ffffa8af01cf3e48 EFLAGS: 00010246

 4852 19:44:43.235723  # [   45.941946] RAX: 0000000000000033 RBX: 0000000000000000 RCX: 0000000000000000

 4853 19:44:43.245646  # [   45.971517] RDX: 0000000000000000 RSI: ffff91786ad1bf5<4>[   47.092267] RIP: 0010:lkdtm_BUG+0x5/0x10

 4854 19:44:43.248735  0 RDI: ffff91786ad1bf50

 4855 19:44:43.255801  # [   46.001090] RBP: ffffffff8b440840 R08: 0000000000000000 R09: 0000000000000000

 4856 19:44:43.262182  # [   46.030662] R10: 00000000ffffe000 R11: 3fffffffffffffff R12: 000000000000000c

 4857 19:44:43.287867  # [   46.060232] R13: ffffa8af01cf3f10 R14: ffffa8af01cf3f10 R1<4>[   47.118634] Code: 89 ff e8 2e ac 79 ff 48 c7 c0 ea ff ff ff eb de 48 c7 c0 ea ff ff ff e9 29 48 a8 00 48 c7 c0 f4 ff ff ff eb c9 0f 1f 44 00 00 <0f> 0b 66 0f 1f 84 00 00 00 00 00 0f 1f 44 00 00 83 05 30 cc c9 03

 4858 19:44:43.287960  5: ffff9178435ce000

 4859 19:44:43.297906  # [   46.089803] FS:  00007efd84a8e740(0000) GS:ffff91786ad00000(0000) knlGS:0000000000000000

 4860 19:44:43.304215  # [   46.120327] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033

 4861 19:44:43.314448  # [   46.148506] CR2: ffffffff8b440840 CR3: 0000000105d74000 CR4: 000000<4>[   47.159858] RSP: 0018:ffffa8af00df3e60 EFLAGS: 00010282

 4862 19:44:43.317838  00001506e0

 4863 19:44:43.317927  # [   46.178076] Call Trace:

 4864 19:44:43.324191  # [   46.202990]  ? __die_body.cold+0x1a/0x1f

 4865 19:44:43.327465  # [   46.229348]  ? no_context+0x177/0x380

 4866 19:44:43.330894  # [   46.252591]  ? exc_page_fault+0xd7/0x170

 4867 19:44:43.334090  # [   46.256770]  ? asm_exc_page_fault+0x1e/0x30

 4868 19:44:43.344102  # [   46.261216]  ? execut<4>[   47.187507] RAX: ffffffff89580220 RBX: 0000000000000001 RCX: 0000000000000000

 4869 19:44:43.347283  e_location+0x48/0x56

 4870 19:44:43.350419  # [   46.265481]  ? direct_entry.cold+0x2c/0x38

 4871 19:44:43.354291  # [   46.269839]  ? full_proxy_write+0x56/0x80

 4872 19:44:43.357456  # [   46.274106]  ? vfs_write+0xea/0x3b0

 4873 19:44:43.363754  # [   46.277851]  ? ksys_write+0x68/0xf0

 4874 19:44:43.367192  # [   46.281598]  ? do_syscall_64+0x33/0x40

 4875 19:44:43.373440  # [   46<4>[   47.217091] RDX: 0000000000000000 RSI: ffff91786ad1bf50 RDI: ffffffff8b4403b0

 4876 19:44:43.380172  .285603]  ? entry_SYSCALL_64_after_hwframe+0x67/0xcc

 4877 19:44:43.403039  # [   46.291086] Modules linked in: fuse ip_tables cros_ec_sysfs cros_ec_lightbar cros_ec_debugfs cros_usbpd_charger cros_usbpd_logger cros_ec_chardev gsmi ath10k_pci ath10k_core uvcvideo videobuf2_vmal<4>[   47.246641] RBP: ffffffff8b92d6c0 R08: 0000000000000001 R09: 0000000000000001

 4878 19:44:43.432787  loc videobuf2_memops videobuf2_v4l2 cros_ec_dev videobuf2_common ath designware_i2s snd_soc_acp_da7219mx98357_mach cros_usbpd_notify snd_soc_max98357a snd_soc_da7219 snd_soc_adau7002 acp_audio_dma chromeos_pstore snd_soc_core snd_compress snd_pcm_dmaengine<4>[   47.276217] R10: 00000000ffffe000 R11: 3fffffffffffffff R12: 0000000000000004

 4879 19:44:43.436149   regmap_i2c coreboot_table

 4880 19:44:43.439796  # [   46.333357] CR2: ffffffff8b440840

 4881 19:44:43.442743  # [   46.336932] ---[ end trace 76cba25db7fed6af ]---

 4882 19:44:43.449584  # [   46.341807] RIP: 0010:lkdtm_BUG+0x5/0x10

 4883 19:44:43.462425  # [   46.345985] Code: 89 ff e8 2e ac 79 ff 48 c7 c0 ea ff ff ff eb de 48 c7 c0 ea ff <4>[   47.305789] R13: ffffa8af00df3f10 R14: ffffa8af00df3f10 R15: ffff917846584000

 4884 19:44:43.475606  ff ff e9 29 48 a8 00 48 c7 c0 f4 ff ff ff eb c9 0f 1f 44 00 00 <0f> 0b 66 0f 1f 84 00 00 00 00 00 0f 1f 44 00 00 83 05 30 cc c9 03

 4885 19:44:43.478954  # [   46.364983] RSP: 0018:ffffa8af00df3e60 EFLAGS: 00010282

 4886 19:44:43.491961  # [   46.370461] RAX: ffffffff89580220 RBX: 0000000000000001 R<4>[   47.335381] FS:  00007fbce81f5740(0000) GS:ffff91786ac00000(0000) knlGS:0000000000000000

 4887 19:44:43.495456  CX: 0000000000000000

 4888 19:44:43.502314  # [   46.377847] RDX: 0000000000000000 RSI: ffff91786ad1bf50 RDI: ffffffff8b4403b0

 4889 19:44:43.508597  # [   46.385229] RBP: ffffffff8b92d6c0 R08: 0000000000000001 R09: 0000000000000001

 4890 19:44:43.521915  # [   46.392612] R10: 00000000ffffe000 R11: 3fffffffffffffff R12: <4>[   47.365891] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033

 4891 19:44:43.522036  0000000000000004

 4892 19:44:43.531910  # [   46.399995] R13: ffffa8af00df3f10 R14: ffffa8af00df3f10 R15: ffff917846584000

 4893 19:44:43.538572  # [   46.407381] FS:  00007efd84a8e740(0000) GS:ffff91786ad00000(0000) knlGS:0000000000000000

 4894 19:44:43.551712  # [   46.415719] CS:  0010 DS: 0000 ES: 0000 CR0: 000000008<4>[   47.394078] CR2: 00007fbce822d000 CR3: 0000000105d74000 CR4: 00000000001506f0

 4895 19:44:43.551880  0050033

 4896 19:44:43.558047  # [   46.421714] CR2: ffffffff8b440840 CR3: 0000000105d74000 CR4: 00000000001506e0

 4897 19:44:43.567929  # [   46.429101] BUG: sleeping function called from invalid context at include/linux/percpu-rwsem.h:49

 4898 19:44:43.574616  # [   46.438218] in_atomic(): 0, irqs_disabled(): 1, non_block: 0, pid: 1741, name: cat

 4899 19:44:43.581261  # [   46.446038] INFO: lockdep is turned off.

 4900 19:44:43.584742  # [   46.450214] irq event stamp: 0

 4901 19:44:43.591294  # [   46.453525] hardirqs last  enabled at (0): [<0000000000000000>] 0x0

 4902 19:44:43.597388  # [   46.460045] hardirqs last disabled at (0): [<ffffffff88afde5c>] copy_process+0x65c/0x20e0

 4903 19:44:43.607744  # [   46.468469] softirqs last  enabled at (0): [<ffffffff88afde5c>] copy_process+0x65c/0x20e0

 4904 19:44:43.614060  # [   46.476895] softirqs last disabled at (0): [<0000000000000000>] 0x0

 4905 19:44:43.621036  # [   46.483414] CPU: 1 PID: 1741 Comm: cat Tainted: G      D W         5.10.217-cip47 #1

 4906 19:44:43.627421  # [   46.491403] Hardware name: Google Grunt/Grunt, BIOS  09/05/2019

 4907 19:44:43.630755  # [   46.497577] Call Trace:

 4908 19:44:43.634304  # [   46.500286]  dump_stack+0x77/0x9b

 4909 19:44:43.637135  # [   46.503860]  ___might_sleep.cold+0xa6/0xb6

 4910 19:44:43.640466  # [   46.508214]  exit_signals+0x1c/0x300

 4911 19:44:43.643788  # [   46.512046]  do_exit+0xc2/0xab0

 4912 19:44:43.646990  # [   46.515445]  ? ksys_write+0x68/0xf0

 4913 19:44:43.650158  # [   46.519191]  make_task_dead+0x2f/0x30

 4914 19:44:43.656888  # [   46.523109]  rewind_stack_and_make_dead+0x17/0x20

 4915 19:44:43.660478  # [   46.528066] RIP: 0033:0x7efd84960240

 4916 19:44:43.679845  # [   46.531900] Code: 40 00 48 8b 15 c1 9b 0d 00 f7 d8 64 89 02 48 c7 c0 ff ff ff ff eb b7 0f 1f 00 80 3d a1 23 0e 00 00 74 17 b8 01 00 00 00 0f 05 <48> 3d 00 f0 ff ff 77 58 c3 0f 1f 80 00 00 00 00 48 83 ec 28 48 89

 4917 19:44:43.689817  # [   46.550897] RSP: 002b:00007ffd549bfc58 EFLAGS: 00000202 <6>[   47.554792] lkdtm: Performing direct entry EXEC_NULL

 4918 19:44:43.693131  ORIG_RAX: 0000000000000001

 4919 19:44:43.699817  # [   46.558716] RAX: ffffffffffffffda RBX: 000000000000000c RCX: 00007efd84960240

 4920 19:44:43.706540  # [   46.566099] RDX: 000000000000000c RSI: 00007efd84847000 RDI: 0000000000000001

 4921 19:44:43.716198  # [   46.573484] RBP: 000000000000000c R08: 00000000ffffffff<6>[   47.561860] lkdtm: attempting ok execution at ffffffff895805f0

 4922 19:44:43.719769   R09: 0000000000000000

 4923 19:44:43.726085  # [   46.580865] R10: 00007efd848814d0 R11: 0000000000000202 R12: 00007efd84847000

 4924 19:44:43.733115  # [   46.588264] R13: 0000000000000001 R14: 0000000000020000 R15: 0000000000000000

 4925 19:44:43.736500  # EXEC_RODATA: saw 'call trace:': ok

 4926 19:44:43.746431  ok 34 selftests: lkdtm: EX<6>[   47.592639] lkdtm: attempting bad execution at 0000000000000000

 4927 19:44:43.746598  EC_RODATA.sh

 4928 19:44:43.749668  # selftests: lkdtm: EXEC_USERSPACE.sh

 4929 19:44:43.753036  # Killed

 4930 19:44:43.755890  # [   46.759160] lkdtm: Performing direct entry EXEC_USERSPACE

 4931 19:44:43.762416  # [   46.764889] lkdtm: attempting ok execution at ffffffff895805f0

 4932 19:44:43.775578  # [   46.793271] lkdtm: attempting bad execution at 00007fbc<1>[   47.618695] BUG: kernel NULL pointer dereference, address: 0000000000000000

 4933 19:44:43.782578  <1>[   47.647894] #PF: supervisor instruction fetch in kernel mode

 4934 19:44:43.785717  <1>[   47.653807] #PF: error_code(0x0010) - not-present page

 4935 19:44:43.788764  <6>[   47.659196] PGD 0 P4D 0 

 4936 19:44:43.792415  <4>[   47.661991] Oops: 0010 [#11] SMP NOPTI

 4937 19:44:43.802248  <4>[   47.665998] CPU: 0 PID: 1815 Comm: cat Tainted: G      D W         5.10.217-cip47 #1

 4938 19:44:43.808952  <4>[   47.674002] Hardware name: Google Grunt/Grunt, BIOS  09/05/2019

 4939 19:44:43.812442  <4>[   47.680175] RIP: 0010:0x0

 4940 19:44:43.818785  <4>[   47.683056] Code: Unable to access opcode bytes at RIP 0xffffffffffffffd6.

 4941 19:44:43.822421  <4>[   47.690178] RSP: 0018:ffffa8af01debe48 EFLAGS: 00010246

 4942 19:44:43.832205  <4>[   47.695655] RAX: 0000000000000033 RBX: 0000000000000000 RCX: 0000000000000000

 4943 19:44:43.838529  <4>[   47.703038] RDX: 0000000000000000 RSI: ffff91786ad1bf50 RDI: ffff91786ad1bf50

 4944 19:44:43.845372  <4>[   47.710421] RBP: 0000000000000000 R08: 0000000000000000 R09: 0000000000000000

 4945 19:44:43.851649  <4>[   47.717802] R10: 00000000ffffe000 R11: 3fffffffffffffff R12: 000000000000000a

 4946 19:44:43.861518  <4>[   47.725185] R13: ffffa8af01debf10 R14: ffffa8af01debf10 R15: ffff917844c6c000

 4947 19:44:43.868302  <4>[   47.732568] FS:  00007fb134add740(0000) GS:ffff91786ac00000(0000) knlGS:0000000000000000

 4948 19:44:43.875217  <4>[   47.740916] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033

 4949 19:44:43.881776  <4>[   47.746927] CR2: ffffffffffffffd6 CR3: 0000000103ba6000 CR4: 00000000001506f0

 4950 19:44:43.884685  <4>[   47.754310] Call Trace:

 4951 19:44:43.888169  <4>[   47.757021]  ? __die_body.cold+0x1a/0x1f

 4952 19:44:43.891553  <4>[   47.761203]  ? no_context+0x177/0x380

 4953 19:44:43.897887  <4>[   47.765126]  ? exc_page_fault+0x53/0x170

 4954 19:44:43.901142  <4>[   47.769306]  ? asm_exc_page_fault+0x1e/0x30

 4955 19:44:43.904807  <4>[   47.773749]  execute_location+0x48/0x56

 4956 19:44:43.907902  <4>[   47.777841]  direct_entry.cold+0x2c/0x38

 4957 19:44:43.914751  <4>[   47.782021]  full_proxy_write+0x56/0x80

 4958 19:44:43.917811  <4>[   47.786116]  vfs_write+0xea/0x3b0

 4959 19:44:43.921461  <4>[   47.789689]  ksys_write+0x68/0xf0

 4960 19:44:43.924665  <4>[   47.793261]  do_syscall_64+0x33/0x40

 4961 19:44:43.931446  <4>[   47.797093]  entry_SYSCALL_64_after_hwframe+0x67/0xcc

 4962 19:44:43.934958  <4>[   47.802398] RIP: 0033:0x7fb1349f0240

 4963 19:44:43.954369  <4>[   47.806231] Code: 40 00 48 8b 15 c1 9b 0d 00 f7 d8 64 89 02 48 c7 c0 ff ff ff ff eb b7 0f 1f 00 80 3d a1 23 0e 00 00 74 17 b8 01 00 00 00 0f 05 <48> 3d 00 f0 ff ff 77 58 c3 0f 1f 80 00 00 00 00 48 83 ec 28 48 89

 4964 19:44:43.960725  <4>[   47.825226] RSP: 002b:00007ffc681b83c8 EFLAGS: 00000202 ORIG_RAX: 0000000000000001

 4965 19:44:43.967155  <4>[   47.833042] RAX: ffffffffffffffda RBX: 000000000000000a RCX: 00007fb1349f0240

 4966 19:44:43.973653  <4>[   47.840426] RDX: 000000000000000a RSI: 00007fb1348d7000 RDI: 0000000000000001

 4967 19:44:43.984067  <4>[   47.847809] RBP: 000000000000000a R08: 00000000ffffffff R09: 0000000000000000

 4968 19:44:43.990785  <4>[   47.855193] R10: 00007fb1349114d0 R11: 0000000000000202 R12: 00007fb1348d7000

 4969 19:44:43.996870  <4>[   47.862576] R13: 0000000000000001 R14: 0000000000020000 R15: 0000000000000000

 4970 19:44:44.040090  <4>[   47.869962] Modules linked in: fuse ip_tables cros_ec_sysfs cros_ec_lightbar cros_ec_debugfs cros_usbpd_charger cros_usbpd_logger cros_ec_chardev gsmi ath10k_pci ath10k_core uvcvideo videobuf2_vmalloc videobuf2_memops videobuf2_v4l2 cros_ec_dev videobuf2_common ath designware_i2s snd_soc_acp_da7219mx98357_mach cros_usbpd_notify snd_soc_max98357a snd_soc_da7219 snd_soc_adau7002 acp_audio_dma chromeos_pstore snd_soc_core snd_compress snd_pcm_dmaengine regmap_i2c coreboot_table

 4971 19:44:44.043174  <4>[   47.912233] CR2: 0000000000000000

 4972 19:44:44.043302  e822d000

 4973 19:44:44.049593  # [   46.821602] unable to execute userspace code (SMEP?) (uid: 0)

 4974 19:44:44.056332  # [   46.849707] BUG: unable to handle page fault for address: 00007fbce822d000

 4975 19:44:44.062757  # [   46.856831] #PF: supervisor instruction fetch in kernel mode

 4976 19:44:44.069198  # [   46.862741] #PF: error_co<4>[   47.915908] ---[ end trace 76cba25db7fed6b1 ]---

 4977 19:44:44.072695  de(0x0011) - permissions violation

 4978 19:44:44.082399  # [   46.868563] PGD 1029d0067 P4D 1029d0067 PUD 1027b5067 PMD 106634067 PTE 10f09e067

 4979 19:44:44.085781  # [   46.876302] Oops: 0011 [#10] SMP NOPTI

 4980 19:44:44.096121  # [   46.880307] CPU: 0 PID: 1778 Comm: cat Tainted: G      D W         5.10.217-cip47 <4>[   47.942963] RIP: 0010:lkdtm_BUG+0x5/0x10

 4981 19:44:44.096289  #1

 4982 19:44:44.102331  # [   46.888298] Hardware name: Google Grunt/Grunt, BIOS  09/05/2019

 4983 19:44:44.106011  # [   46.894469] RIP: 0010:0x7fbce822d000

 4984 19:44:44.112534  # [   46.898298] Code: Unable to access opcode bytes at RIP 0x7fbce822cfd6.

 4985 19:44:44.119256  # [   46.905075] RSP: 0018:ffffa8af01d73e50 EFLAGS: 00010246

 4986 19:44:44.138771  <4>[   47.969346] Code: 89 ff e8 2e ac 79 ff 48 c7 c0 ea ff ff ff eb de 48 c7 c0 ea ff ff ff e9 29 48 a8 00 48 c7 c0 f4 ff ff ff eb c9 0f 1f 44 00 00 <0f> 0b 66 0f 1f 84 00 00 00 00 00 0f 1f 44 00 00 83 05 30 cc c9 03

 4987 19:44:44.145760  # [   46.910551] RAX: 0000000000000033 RBX: 0000000000000024 RCX: 0000000000000000

 4988 19:44:44.151857  # [   46.917935] RDX: 0000000000000000 RSI: ffff91786ac1bf50 RDI: ffff91786ac1bf50

 4989 19:44:44.158864  # [   46.925319] RBP: 00007fbce822d000 R08: 0000000000000000 R09: 0000000000000000

 4990 19:44:44.165132  # [ <4>[   48.010548] RSP: 0018:ffffa8af00df3e60 EFLAGS: 00010282

 4991 19:44:44.172093    46.932701] R10: 00000000ffffe000 R11: 3fffffffffffffff R12: 000000000000000f

 4992 19:44:44.178426  # [   46.940084] R13: ffffa8af01d73f10 R14: ffffa8af01d73f10 R15: ffff917842fd8000

 4993 19:44:44.195294  # [   46.947468] FS:  00007fbce81f5740(0000) GS:ffff91786ac00000(0000) knlGS:000000000000000<4>[   48.038195] RAX: ffffffff89580220 RBX: 0000000000000001 RCX: 0000000000000000

 4994 19:44:44.195462  0

 4995 19:44:44.201237  # [   46.955806] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033

 4996 19:44:44.208092  # [   46.961803] CR2: 00007fbce822d000 CR3: 0000000105d74000 CR4: 00000000001506f0

 4997 19:44:44.211200  # [   46.969185] Call Trace:

 4998 19:44:44.214806  # [   46.971897]  ? __die_body.cold+0x1a/0x1f

 4999 19:44:44.224533  # [   46.976080]  ? no_c<4>[   48.067764] RDX: 0000000000000000 RSI: ffff91786ad1bf50 RDI: ffffffff8b4403b0

 5000 19:44:44.228106  ontext+0x177/0x380

 5001 19:44:44.231521  # [   46.980004]  ? exc_page_fault+0x53/0x170

 5002 19:44:44.234881  # [   46.984183]  ? asm_exc_page_fault+0x1e/0x30

 5003 19:44:44.241147  # [   46.988630]  ? lkdtm_EXEC_USERSPACE.cold+0x69/0xae

 5004 19:44:44.244527  # [   46.993674]  ? direct_entry.cold+0x2c/0x38

 5005 19:44:44.254283  # [   46.998027]  ? full_proxy_wr<4>[   48.097337] RBP: ffffffff8b92d6c0 R08: 0000000000000001 R09: 0000000000000001

 5006 19:44:44.254438  ite+0x56/0x80

 5007 19:44:44.261108  # [   47.002293]  ? vfs_write+0xea/0x3b0

 5008 19:44:44.264567  # [   47.006037]  ? ksys_write+0x68/0xf0

 5009 19:44:44.267215  # [   47.009783]  ? do_syscall_64+0x33/0x40

 5010 19:44:44.270504  # [   47.013787]  ? entry_SYSCALL_64_after_hwframe+0x67/0xcc

 5011 19:44:44.284073  # [   47.019267] Modules linked in: fuse ip_tables<4>[   48.126941] R10: 00000000ffffe000 R11: 3fffffffffffffff R12: 0000000000000004

 5012 19:44:44.313350   cros_ec_sysfs cros_ec_lightbar cros_ec_debugfs cros_usbpd_charger cros_usbpd_logger cros_ec_chardev gsmi ath10k_pci ath10k_core uvcvideo videobuf2_vmalloc videobuf2_memops videobuf2_v4l2 cros_ec_dev videobuf2_common ath designware_i2s snd_soc_acp_da7219m<4>[   48.156537] R13: ffffa8af00df3f10 R14: ffffa8af00df3f10 R15: ffff917846584000

 5013 19:44:44.336663  x98357_mach cros_usbpd_notify snd_soc_max98357a snd_soc_da7219 snd_soc_adau7002 acp_audio_dma chromeos_pstore snd_soc_core snd_compress snd_pcm_dmaengine regmap_i2c coreboot_table<4>[   48.186051] FS:  00007fb134add740(0000) GS:ffff91786ac00000(0000) knlGS:0000000000000000

 5014 19:44:44.336852  

 5015 19:44:44.340222  # [   47.061536] CR2: 00007fbce822d000

 5016 19:44:44.346398  # [   47.065193] ---[ end trace 76cba25db7fed6b0 ]---

 5017 19:44:44.349762  # [   47.092267] RIP: 0010:lkdtm_BUG+0x5/0x10

 5018 19:44:44.366516  # [   47.118634] Code: 89 ff e8 2e ac 79 ff 48 c7 c0 ea ff ff ff eb de 48 c7 c0 ea ff ff ff e9 29 48 a8 00 48 c7<4>[   48.209917] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033

 5019 19:44:44.376330   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 30 cc c9 03

 5020 19:44:44.383236  <4>[   48.238079] CR2: ffffffffffffffd6 CR3: 0000000103ba6000 CR4: 00000000001506f0

 5021 19:44:44.386521  # [   47.159858] RSP: 0018:ffffa8af00df3e60 EFLAGS: 00010282

 5022 19:44:44.396364  # [   47.187507] RAX: ffffffff89580220 RBX: 0000000000000001 RCX: 0000000000000000

 5023 19:44:44.402595  # [   47.217091] RDX: 0000000000000000 RSI: ffff91786ad1bf50 RDI: ffffffff8b4403b0

 5024 19:44:44.409612  # [   47.246641] RBP: ffffffff8b92d6c0 R08: 0000000000000001 R09: 0000000000000001

 5025 19:44:44.415702  # [   47.276217] R10: 00000000ffffe000 R11: 3fffffffffffffff R12: 0000000000000004

 5026 19:44:44.422613  # [   47.305789] R13: ffffa8af00df3f10 R14: ffffa8af00df3f10 R15: ffff917846584000

 5027 19:44:44.432799  # [   47.335381] FS:  00007fbce81f5740(0000) GS:ffff91786ac00000(0000) knlGS:0000000000000000

 5028 19:44:44.439343  # [   47.365891] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033

 5029 19:44:44.445450  # [   47.394078] CR2: 00007fbce822d000 CR3: 0000000105d74000 CR4: 00000000001506f0

 5030 19:44:44.448915  # EXEC_USERSPACE: saw 'call trace:': ok

 5031 19:44:44.452243  ok 35 selftests: lkdtm: EXEC_USERSPACE.sh

 5032 19:44:44.455722  # selftests: lkdtm: EXEC_NULL.sh

 5033 19:44:44.455815  # Killed

 5034 19:44:44.462132  # [   47.554792] lkdtm: Performing direct entry EXEC_NULL

 5035 19:44:44.468577  # [   47.561860] lkdtm: attempting ok execution at ffffffff895805f0

 5036 19:44:44.471852  # [   47.592639] lkdtm: attempting bad execution at 0000000000000000

 5037 19:44:44.482385  # [   47.618695] BUG: kernel NULL pointer dereference, address: 0000000000000000

 5038 19:44:44.485182  # [   47.647894] #PF: supervisor instruction fetch in kernel mode

 5039 19:44:44.492255  # [   47.653807] #PF: error_code(0x0010) - not-present page

 5040 19:44:44.495027  # [   47.659196] PGD 0 P4D 0 

 5041 19:44:44.498182  # [   47.661991] Oops: 0010 [#11] SMP NOPTI

 5042 19:44:44.504829  # [   47.665998] CPU: 0 PID: 1815 Comm: cat Tainted: G      D W         5.10.217-cip47 #1

 5043 19:44:44.511498  # [   47.674002] Hardware name: Google Grunt/Grunt, BIOS  09/05/2019

 5044 19:44:44.514863  # [   47.680175] RIP: 0010:0x0

 5045 19:44:44.521270  # [   47.683056] Code: Unable to access opcode bytes at RIP 0xffffffffffffffd6.

 5046 19:44:44.528299  # [   47.690178] RSP: 0018:ffffa8af01debe48 EFLAGS: 00010246

 5047 19:44:44.534664  # [   47.695655] RAX: 0000000000000033 RBX: 0000000000000000 RCX: 0000000000000000

 5048 19:44:44.541571  # [   47.703038] RDX: 0000000000000000 RSI: ffff91786ad1bf50 RDI: ffff91786ad1bf50

 5049 19:44:44.548137  # [   4<6>[   48.398821] lkdtm: Performing direct entry ACCESS_USERSPACE

 5050 19:44:44.554264  7.710421] RBP: 0000000000000000 R08: 0000000000000000 R09: 0000000000000000

 5051 19:44:44.560896  # [   47.717802] R10: 00000000ffffe000 R11: 3fffffffffffffff R12: 000000000000000a

 5052 19:44:44.571217  # [   47.725185] R13: ffffa8af01debf10 R14: ffffa8af01debf10 R15: ffff917844c6c000

 5053 19:44:44.577530  # [   47.73<6>[   48.421075] lkdtm: attempting bad read at 00007f39c3c1d000

 5054 19:44:44.584541  2568] FS:  00007fb134add740(0000) GS:ffff91786ac00000(0000) knlGS:0000000000000000

 5055 19:44:44.591009  # [   47.740916] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033

 5056 19:44:44.597357  # [   47.746927] CR2: ffffffffffffffd6 CR3: 0000000103ba6000 CR4: 00000000001506f0

 5057 19:44:44.603656  # [   47.754310] Cal<3>[   48.448985] lkdtm: FAIL: survived bad read

 5058 19:44:44.603797  l Trace:

 5059 19:44:44.607183  # [   47.757021]  ? __die_body.cold+0x1a/0x1f

 5060 19:44:44.610677  # [   47.761203]  ? no_context+0x177/0x380

 5061 19:44:44.616966  # [   47.765126]  ? exc_page_fault+0x53/0x170

 5062 19:44:44.620580  # [   47.769306]  ? asm_exc_page_fault+0x1e/0x30

 5063 19:44:44.623862  # [   47.773749]  execute_location+0x48/0x56

 5064 19:44:44.630509  # [   47.777<6>[   48.475509] lkdtm: attempting bad write at 00007f39c3c1d000

 5065 19:44:44.633492  841]  direct_entry.cold+0x2c/0x38

 5066 19:44:44.636650  # [   47.782021]  full_proxy_write+0x56/0x80

 5067 19:44:44.640441  # [   47.786116]  vfs_write+0xea/0x3b0

 5068 19:44:44.643606  # [   47.789689]  ksys_write+0x68/0xf0

 5069 19:44:44.650216  # [   47.793261]  do_syscall_64+0x33/0x40

 5070 19:44:44.656445  # [   47.797093]  entry_SYSCALL_64_after_hwframe+0x6<3>[   48.503507] lkdtm: FAIL: survived bad write

 5071 19:44:44.656586  7/0xcc

 5072 19:44:44.663354  # [   47.802398] RIP: 0033:0x7fb1349f0240

 5073 19:44:44.679827  # [   47.806231] Code: 40 00 48 8b 15 c1 9b 0d 00 f7 d8 64 89 02 48 c7 c0 ff ff ff ff eb b7 0f 1f 00 80 3d a1 23 0e 00 00 74 17 b8 01 00 00 00 0f 05 <48> 3d 00 f0 ff ff 77 58 c3 0f 1f 80 00 00 00 00 48 83 ec 28 48 89

 5074 19:44:44.689587  # [   47.825226] RSP: 002b:00007ffc681b83c8 EFLAGS: 00000202 ORIG_RAX: 0000000000000001

 5075 19:44:44.696564  # [   47.833042] RAX: ffffffffffffffda RBX: 000000000000000a RCX: 00007fb1349f0240

 5076 19:44:44.703001  # [   47.840426] RDX: 000000000000000a RSI: 00007fb1348d7000 RDI: 0000000000000001

 5077 19:44:44.709443  # [   47.847809] RBP: 000000000000000a R08: 00000000ffffffff R09: 0000000000000000

 5078 19:44:44.719375  # [   47.855193] R10: 00007fb1349114d0 R11: 0000000000000202 R12: 00007fb1348d7000

 5079 19:44:44.725612  # [   47.862576] R13: 0000000000000001 R14: 0000000000020000 R15: 0000000000000000

 5080 19:44:44.769004  # [   47.869962] Modules linked in: fuse ip_tables cros_ec_sysfs cros_ec_lightbar cros_ec_debugfs cros_usbpd_charger cros_usbpd_logger cros_ec_chardev gsmi ath10k_pci ath10k_core uvcvideo videobuf2_vmalloc videobuf2_memops videobuf2_v4l2 cros_ec_dev videobuf2_common ath designware_i2s snd_soc_acp_da7219mx98357_mach cros_usbpd_notify snd_soc_max98357a snd_soc_da7219 snd_soc_adau7002 acp_audio_dma chromeos_pstore snd_soc_core snd_compress snd_pcm_dmaengine regmap_i2c coreboot_table

 5081 19:44:44.772126  # [   47.912233] CR2: 0000000000000000

 5082 19:44:44.775477  # [   47.915908] ---[ end trace 76cba25db7fed6b1 ]---

 5083 19:44:44.778532  # [   47.942963] RIP: 0010:lkdtm_BUG+0x5/0x10

 5084 19:44:44.795018  # [   47.969346] Code: 89 ff e8 2e ac 79 ff 48 c7 c0 ea ff ff ff eb de 48 c7 c0 ea ff ff ff e9 29 48 a8 00 48 c7 c0 f4 ff ff ff eb<6>[   48.641299] lkdtm: Performing direct entry ACCESS_NULL

 5085 19:44:44.804843   c9 0f 1f 44 00 00 <0f> 0b 66 0f 1f 84 00 00 00 00 00 0f 1f 44 00 00 83 05 30 cc c9 03

 5086 19:44:44.808376  # [   48.010548] RSP: 0018:ffffa8af00df3e60 EFLAGS: 00010282

 5087 19:44:44.814737  # [   48.038195] RAX: ffffffff89580220 RBX: 0000000000000001 RCX: 0000000000000000

 5088 19:44:44.824450  # [   48.067764] RDX: <6>[   48.668694] lkdtm: attempting bad read at 0000000000000000

 5089 19:44:44.828018  0000000000000000 RSI: ffff91786ad1bf50 RDI: ffffffff8b4403b0

 5090 19:44:44.837770  # [   48.097337] RBP: ffffffff8b92d6c0 R08: 0000000000000001 R09: 0000000000000001

 5091 19:44:44.844953  # [   48.126941] R10: 00000000ffffe000 R11: 3fffffffffffffff R12: 0000000000000004

 5092 19:44:44.854716  # [   48.156537] R13: ffff<1>[   48.696660] BUG: kernel NULL pointer dereference, address: 0000000000000000

 5093 19:44:44.858028  a8af00df3f10 R14: ffffa8af00df3f10 R15: ffff917846584000

 5094 19:44:44.867638  # [   48.186051] FS:  00007fb134add740(0000) GS:ffff91786ac00000(0000) knlGS:0000000000000000

 5095 19:44:44.874098  # [   48.209917] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033

 5096 19:44:44.881028  # [   48.238079] CR2: fffffffffffff<1>[   48.725944] #PF: supervisor read access in kernel mode

 5097 19:44:44.887314  <1>[   48.753519] #PF: error_code(0x0000) - not-present page

 5098 19:44:44.890922  fd6 CR3: 0000000103ba6000 CR4: 00000000001506f0

 5099 19:44:44.894118  # EXEC_NULL: saw 'call trace:': ok

 5100 19:44:44.897150  ok 36 selftests: lkdtm: EXEC_NULL.sh

 5101 19:44:44.900883  # selftests: lkdtm: ACCESS_USERSPACE.sh

 5102 19:44:44.907148  # [   48.398821] lkdtm: Performing direct entry ACCESS_USERSPACE

 5103 19:44:44.910325  # [   48.421075] lkdtm: at<6>[   48.758907] PGD 0 P4D 0 

 5104 19:44:44.913905  tempting bad read at 00007f39c3c1d000

 5105 19:44:44.920122  # [   48.448985] lkdtm: FAIL: survived bad read

 5106 19:44:44.923674  # [   48.475509] lkdtm: attempting bad write at 00007f39c3c1d000

 5107 19:44:44.930015  # [   48.503507] lkdtm: FAIL: survived bad write

 5108 19:44:44.933504  # ACCESS_USERSPACE: missing 'call trace:': [FAIL]

 5109 19:44:44.936964  n<4>[   48.783881] Oops: 0000 [#12] SMP NOPTI

 5110 19:44:44.943245  ot ok 37 selftests: lkdtm: ACCESS_USERSPACE.sh # exit=1

 5111 19:44:44.947096  # selftests: lkdtm: ACCESS_NULL.sh

 5112 19:44:44.953522  <4>[   48.810074] CPU: 1 PID: 1886 Comm: cat Tainted: G      D W         5.10.217-cip47 #1

 5113 19:44:44.960204  <4>[   48.826117] Hardware name: Google Grunt/Grunt, BIOS  09/05/2019

 5114 19:44:44.963692  <4>[   48.832293] RIP: 0010:lkdtm_ACCESS_NULL+0x14/0x53

 5115 19:44:44.983278  <4>[   48.837252] Code: 6a d6 fb ff be 00 10 00 00 48 89 ef e8 c8 34 0e ff e9 69 ff ff ff 0f 1f 44 00 00 53 31 f6 48 c7 c7 e8 7a 8c 8b e8 44 d6 fb ff <48> 8b 1c 25 00 00 00 00 b8 de c0 de c0 48 c7 c7 10 7b 8c 8b 48 01

 5116 19:44:44.989400  <4>[   48.856250] RSP: 0018:ffffa8af01edbe58 EFLAGS: 00010246

 5117 19:44:44.996308  <4>[   48.861728] RAX: 000000000000002e RBX: 0000000000000027 RCX: 0000000000000000

 5118 19:44:45.002634  <4>[   48.869112] RDX: 0000000000000000 RSI: ffff91786ad1bf50 RDI: ffff91786ad1bf50

 5119 19:44:45.013205  <4>[   48.876495] RBP: ffffffff8b8c6bd9 R08: 0000000000000000 R09: 0000000000000000

 5120 19:44:45.019471  <4>[   48.883881] R10: 00000000ffffe000 R11: 3fffffffffffffff R12: 000000000000000c

 5121 19:44:45.025708  <4>[   48.891263] R13: ffffa8af01edbf10 R14: ffffa8af01edbf10 R15: ffff917845d75000

 5122 19:44:45.035526  <4>[   48.898651] FS:  00007f0f32fc5740(0000) GS:ffff91786ad00000(0000) knlGS:0000000000000000

 5123 19:44:45.038990  <4>[   48.906989] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033

 5124 19:44:45.048798  <4>[   48.912986] CR2: 0000000000000000 CR3: 0000000105e10000 CR4: 00000000001506e0

 5125 19:44:45.048944  <4>[   48.920371] Call Trace:

 5126 19:44:45.055783  <4>[   48.923084]  ? __die_body.cold+0x1a/0x1f

 5127 19:44:45.059139  <4>[   48.927265]  ? no_context+0x177/0x380

 5128 19:44:45.062441  <4>[   48.931190]  ? exc_page_fault+0x53/0x170

 5129 19:44:45.069038  <4>[   48.935368]  ? asm_exc_page_fault+0x1e/0x30

 5130 19:44:45.072471  <4>[   48.939811]  ? lkdtm_ACCESS_NULL+0x14/0x53

 5131 19:44:45.075746  <4>[   48.944162]  ? lkdtm_ACCESS_NULL+0x14/0x53

 5132 19:44:45.078961  <4>[   48.948513]  direct_entry.cold+0x2c/0x38

 5133 19:44:45.085649  <4>[   48.952697]  full_proxy_write+0x56/0x80

 5134 19:44:45.088552  <4>[   48.956793]  vfs_write+0xea/0x3b0

 5135 19:44:45.092092  <4>[   48.960365]  ksys_write+0x68/0xf0

 5136 19:44:45.095754  <4>[   48.963939]  do_syscall_64+0x33/0x40

 5137 19:44:45.101766  <4>[   48.967771]  entry_SYSCALL_64_after_hwframe+0x67/0xcc

 5138 19:44:45.105091  <4>[   48.973080] RIP: 0033:0x7f0f32ed8240

 5139 19:44:45.122036  <4>[   48.976911] Code: 40 00 48 8b 15 c1 9b 0d 00 f7 d8 64 89 02 48 c7 c0 ff ff ff ff eb b7 0f 1f 00 80 3d a1 23 0e 00 00 74 17 b8 01 00 00 00 0f 05 <48> 3d 00 f0 ff ff 77 58 c3 0f 1f 80 00 00 00 00 48 83 ec 28 48 89

 5140 19:44:45.131599  <4>[   48.995909] RSP: 002b:00007ffe7d4b55a8 EFLAGS: 00000202 ORIG_RAX: 0000000000000001

 5141 19:44:45.138297  <4>[   49.003728] RAX: ffffffffffffffda RBX: 000000000000000c RCX: 00007f0f32ed8240

 5142 19:44:45.145376  <4>[   49.011112] RDX: 000000000000000c RSI: 00007f0f32dbf000 RDI: 0000000000000001

 5143 19:44:45.155320  <4>[   49.018495] RBP: 000000000000000c R08: 00000000ffffffff R09: 0000000000000000

 5144 19:44:45.161706  <4>[   49.025879] R10: 00007f0f32df94d0 R11: 0000000000000202 R12: 00007f0f32dbf000

 5145 19:44:45.167977  <4>[   49.033261] R13: 0000000000000001 R14: 0000000000020000 R15: 0000000000000000

 5146 19:44:45.211268  <4>[   49.040651] Modules linked in: fuse ip_tables cros_ec_sysfs cros_ec_lightbar cros_ec_debugfs cros_usbpd_charger cros_usbpd_logger cros_ec_chardev gsmi ath10k_pci ath10k_core uvcvideo videobuf2_vmalloc videobuf2_memops videobuf2_v4l2 cros_ec_dev videobuf2_common ath designware_i2s snd_soc_acp_da7219mx98357_mach cros_usbpd_notify snd_soc_max98357a snd_soc_da7219 snd_soc_adau7002 acp_audio_dma chromeos_pstore snd_soc_core snd_compress snd_pcm_dmaengine regmap_i2c coreboot_table

 5147 19:44:45.214895  <4>[   49.082918] CR2: 0000000000000000

 5148 19:44:45.217633  <4>[   49.086541] ---[ end trace 76cba25db7fed6b2 ]---

 5149 19:44:45.224692  <4>[   49.091488] RIP: 0010:lkdtm_BUG+0x5/0x10

 5150 19:44:45.243743  <4>[   49.095886] Code: 89 ff e8 2e ac 79 ff 48 c7 c0 ea ff ff ff eb de 48 c7 c0 ea ff ff ff e9 29 48 a8 00 48 c7 c0 f4 ff ff ff eb c9 0f 1f 44 00 00 <0f> 0b 66 0f 1f 84 00 00 00 00 00 0f 1f 44 00 00 83 05 30 cc c9 03

 5151 19:44:45.247387  <4>[   49.114958] RSP: 0018:ffffa8af00df3e60 EFLAGS: 00010282

 5152 19:44:45.253526  <4>[   49.120518] RAX: ffffffff89580220 RBX: 0000000000000001 RCX: 0000000000000000

 5153 19:44:45.263499  <4>[   49.127976] RDX: 0000000000000000 RSI: ffff91786ad1bf50 RDI: ffffffff8b4403b0

 5154 19:44:45.270513  <4>[   49.135409] RBP: ffffffff8b92d6c0 R08: 0000000000000001 R09: 0000000000000001

 5155 19:44:45.276796  <4>[   49.142863] R10: 00000000ffffe000 R11: 3fffffffffffffff R12: 0000000000000004

 5156 19:44:45.286968  <4>[   49.150304] R13: ffffa8af00df3f10 R14: ffffa8af00df3f10 R15: ffff917846584000

 5157 19:44:45.293239  <4>[   49.157761] FS:  00007f0f32fc5740(0000) GS:ffff91786ad00000(0000) knlGS:0000000000000000

 5158 19:44:45.299851  <4>[   49.166159] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033

 5159 19:44:45.306551  <4>[   49.172217] CR2: 0000000000000000 CR3: 0000000105e10000 CR4: 00000000001506e0

 5160 19:44:45.459906  <6>[   49.327362] lkdtm: Performing direct entry WRITE_RO

 5161 19:44:45.460054  # Killed

 5162 19:44:45.466438  # [   48.641299] lkdtm: Performing direct entry ACCESS_NULL

 5163 19:44:45.473300  # [   48.668694] lkdtm: attempting bad read at 0000000000000000

 5164 19:44:45.479947  # [   48.696660] BUG: kernel NULL pointer dereference, address: 0000000000000000

 5165 19:44:45.489440  # [   48.725944] #PF: supervisor read <6>[   49.332510] lkdtm: attempting bad rodata write at ffffffff8b440830

 5166 19:44:45.489553  access in kernel mode

 5167 19:44:45.496240  # [   48.753519] #PF: error_code(0x0000) - not-present page

 5168 19:44:45.499482  # [   48.758907] PGD 0 P4D 0 

 5169 19:44:45.502849  # [   48.783881] Oops: 0000 [#12] SMP NOPTI

 5170 19:44:45.509726  # [   48.810074] CPU: 1 PID: 1886 Comm: cat Tainted: G      D W         5.10.217-cip47 #1

 5171 19:44:45.519216  # [  <1>[   49.361168] BUG: unable to handle page fault for address: ffffffff8b440830

 5172 19:44:45.522389   48.826117] Hardware name: Google Grunt/Grunt, BIOS  09/05/2019

 5173 19:44:45.529355  # [   48.832293] RIP: 0010:lkdtm_ACCESS_NULL+0x14/0x53

 5174 19:44:45.545646  # [   48.837252] Code: 6a d6 fb ff be 00 10 00 00 48 89 ef e8 c8 34 0e ff e9 69 ff ff ff 0f 1f 44 00 00 53 31 f6 48 c7 c7 e8 7a 8c 8b e<1>[   49.390440] #PF: supervisor write access in kernel mode

 5175 19:44:45.552125  8 <44 d6 fb ff <48> 8b 1c 25 00 00 00 00 b8 de c0 de c0 48 c7 c7 10 7b 8c 8b 48 01

 5176 19:44:45.558989  # [   48.856250] RSP: 0018:ffffa8af01edbe58 EFLAGS: 00010246

 5177 19:44:45.565179  # [   48.861728] RAX: 000000000000002e RBX: 0000000000000027 RCX: 0000000000000000

 5178 19:44:45.572115  # [   48.869112] RDX: 000001>[   49.418099] #PF: error_code(0x0003) - permissions violation

 5179 19:44:45.578820  00000000000 RSI: ffff91786ad1bf50 RDI: ffff91786ad1bf50

 5180 19:44:45.585398  # [   48.876495] RBP: ffffffff8b8c6bd9 R08: 0000000000000000 R09: 0000000000000000

 5181 19:44:45.591619  # [   48.883881] R10: 00000000ffffe000 R11: 3fffffffffffffff R12: 000000000000000c

 5182 19:44:45.601615  # [   48.891263] R13: ffffa8af0<6>[   49.446109] PGD c9629067 P4D c9629067 PUD c962a063 PMD 80000000c90001e1 

 5183 19:44:45.608185  1edbf10 R14: ffffa8af01edbf10 R15: ffff917845d75000

 5184 19:44:45.614784  # [   48.898651] FS:  00007f0f32fc5740(0000) GS:ffff91786ad00000(0000) knlGS:0000000000000000

 5185 19:44:45.621482  # [   48.906989] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033

 5186 19:44:45.628120  # [   48.912986] CR2: 0000000000000000 C<4>[   49.475246] Oops: 0003 [#13] SMP NOPTI

 5187 19:44:45.631021  R3: 0000000105e10000 CR4: 00000000001506e0

 5188 19:44:45.634449  # [   48.920371] Call Trace:

 5189 19:44:45.641480  # [   48.923084]  ? __die_body.cold+0x1a/0x1f

 5190 19:44:45.644272  # [   48.927265]  ? no_context+0x177/0x380

 5191 19:44:45.647750  # [   48.931190]  ? exc_page_fault+0x53/0x170

 5192 19:44:45.657504  # [   48.935368]  ? asm_exc_page_fault+0x1e/<4>[   49.501438] CPU: 1 PID: 1922 Comm: cat Tainted: G      D W         5.10.217-cip47 #1

 5193 19:44:45.664315  <4>[   49.531613] Hardware name: Google Grunt/Grunt, BIOS  09/05/2019

 5194 19:44:45.667156  0x30

 5195 19:44:45.670677  # [   48.939811]  ? lkdtm_ACCESS_NULL+0x14/0x53

 5196 19:44:45.674070  # [   48.944162]  ? lkdtm_ACCESS_NULL+0x14/0x53

 5197 19:44:45.677469  # [   48.948513]  direct_entry.cold+0x2c/0x38

 5198 19:44:45.683810  # [   48.952697]  full_proxy_write+0x56/0x80

 5199 19:44:45.687355  # [   48.956793]  vfs_write+0xea/0x3b0

 5200 19:44:45.690675  # [   48.960365]  k<4>[   49.537790] RIP: 0010:lkdtm_WRITE_RO+0x2e/0x3a

 5201 19:44:45.693832  sys_write+0x68/0xf0

 5202 19:44:45.697242  # [   48.963939]  do_syscall_64+0x33/0x40

 5203 19:44:45.703563  # [   48.967771]  entry_SYSCALL_64_after_hwframe+0x67/0xcc

 5204 19:44:45.706970  # [   48.973080] RIP: 0033:0x7f0f32ed8240

 5205 19:44:45.733178  # [   48.976911] Code: 40 00 48 8b 15 c1 9b 0d 00 f7 d8 64 89 02 48 c7 c0 ff ff ff ff eb <4>[   49.564664] Code: 00 48 c7 c7 c8 79 8c 8b 48 c7 c6 30 08 44 8b e8 ee d8 fb ff 48 8b 05 82 c0 81 01 ba 34 12 cd ab 48 c7 c7 f8 79 8c 8b 48 31 d0 <48> 89 05 6c c0 81 01 e9 cc d8 fb ff 0f 1f 44 00 00 48 8b 05 7b 9b

 5206 19:44:45.743457  b7 0f 1f 00 80 3d a1 23 0e 00 00 74 17 b8 01 00 00 00 0f 05 <48> 3d 00 f0 ff ff 77 58 c3 0f 1f 80 00 00 00 00 48 83 ec 28 48 89

 5207 19:44:45.753599  # [   48.995909] RSP: 002b:00007ffe7d4b55a8 EFLAGS: 00000202 ORIG_RAX: 0000000000000001

 5208 19:44:45.760063  # [   49.003728] RAX: ffffffffffffffda<4>[   49.605844] RSP: 0018:ffffa8af01f63e60 EFLAGS: 00010202

 5209 19:44:45.769605  <4>[   49.633507] RAX: 000000000198b861 RBX: 0000000000000028 RCX: 0000000000000000

 5210 19:44:45.772842   RBX: 000000000000000c RCX: 00007f0f32ed8240

 5211 19:44:45.779878  # [   49.011112] RDX: 000000000000000c RSI: 00007f0f32dbf000 RDI: 0000000000000001

 5212 19:44:45.786042  # [   49.018495] RBP: 000000000000000c R08: 00000000ffffffff R09: 0000000000000000

 5213 19:44:45.799720  # [   49.025879] R10: 00007f0f32df94d0 R11<4>[   49.640889] RDX: 00000000abcd1234 RSI: ffff91786ad1bf50 RDI: ffffffff8b8c79f8

 5214 19:44:45.805678  <4>[   49.670454] RBP: ffffffff8b8c6be5 R08: 0000000000000000 R09: 0000000000000000

 5215 19:44:45.809131  : 0000000000000202 R12: 00007f0f32dbf000

 5216 19:44:45.816082  # [   49.033261] R13: 0000000000000001 R14: 0000000000020000 R15: 0000000000000000

 5217 19:44:45.835946  # [   49.040651] Modules linked in: fuse ip_tables cros_ec_sysfs cros_ec_lightbar cros_ec_debugfs cros_usbpd_charger cros_usbpd_lo<4>[   49.677837] R10: 00000000ffffe000 R11: 3fffffffffffffff R12: 0000000000000009

 5218 19:44:45.842230  <4>[   49.707403] R13: ffffa8af01f63f10 R14: ffffa8af01f63f10 R15: ffff917844fbd000

 5219 19:44:45.872030  gger cros_ec_chardev gsmi ath10k_pci ath10k_core uvcvideo videobuf2_vmalloc videobuf2_memops videobuf2_v4l2 cros_ec_dev videobuf2_common ath designware_i2s snd_soc_acp_da7219mx98357_mach cros_usbpd_notify snd_soc_max98357a snd_soc_da7219 snd_soc_adau7002 a<4>[   49.714786] FS:  00007fc19c5bd740(0000) GS:ffff91786ad00000(0000) knlGS:0000000000000000

 5220 19:44:45.878879  <4>[   49.745306] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033

 5221 19:44:45.888727  cp_audio_dma chromeos_pstore snd_soc_core snd_compress snd_pcm_dmaengine regmap_i2c coreboot_table

 5222 19:44:45.891448  # [   49.082918] CR2: 0000000000000000

 5223 19:44:45.895083  # [   49.086541] ---[ end trace 76cba25db7fed6b2 ]---

 5224 19:44:45.898586  # [   49.091488] RIP: 0010:lkdtm_BUG+0x5/0x10

 5225 19:44:45.907973  # [   49.09588<4>[   49.751302] CR2: ffffffff8b440830 CR3: 0000000102fd0000 CR4: 00000000001506e0

 5226 19:44:45.911370  <4>[   49.780868] Call Trace:

 5227 19:44:45.928085  6] Code: 89 ff e8 2e ac 79 ff 48 c7 c0 ea ff ff ff eb de 48 c7 c0 ea ff ff ff e9 29 48 a8 00 48 c7 c0 f4 ff ff ff eb c9 0f 1f 44 00 00 <0f> 0b 66 0f 1f 84 00 00 00 00 00 0f 1f 44 00 00 83 05 30 cc c9 03

 5228 19:44:45.938231  # [   49.114958] RSP: 0018:ffffa8af00df3e60 EFLAGS: <4>[   49.783578]  ? __die_body.cold+0x1a/0x1f

 5229 19:44:45.938381  00010282

 5230 19:44:45.944515  # [   49.120518] RAX: ffffffff89580220 RBX: 0000000000000001 RCX: 0000000000000000

 5231 19:44:45.954198  # [   49.127976] RDX: 0000000000000000 RSI: ffff91786ad1bf50 RDI: ffffffff8b4403b0

 5232 19:44:45.964207  # [   49.135409] RBP: ffffffff8b92d6c0 R08: 0000000000000001 R09: 000000000000<4>[   49.809936]  ? no_context+0x177/0x380

 5233 19:44:45.964373  0001

 5234 19:44:45.971114  # [   49.142863] R10: 00000000ffffe000 R11: 3fffffffffffffff R12: 0000000000000004

 5235 19:44:45.977638  # [   49.150304] R13: ffffa8af00df3f10 R14: ffffa8af00df3f10 R15: ffff917846584000

 5236 19:44:45.990856  # [   49.157761] FS:  00007f0f32fc5740(0000) GS:ffff91786ad00000(0000) knlGS:00000<4>[   49.836041]  ? exc_page_fault+0xd7/0x170

 5237 19:44:45.991009  00000000000

 5238 19:44:45.997570  # [   49.166159] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033

 5239 19:44:46.004366  # [   49.172217] CR2: 0000000000000000 CR3: 0000000105e10000 CR4: 00000000001506e0

 5240 19:44:46.007516  # ACCESS_NULL: saw 'call trace:': ok

 5241 19:44:46.010770  ok 38 selftests: lkdtm: ACCESS_NULL.sh

 5242 19:44:46.017167  # selftests: <4>[   49.862399]  ? asm_exc_page_fault+0x1e/0x30

 5243 19:44:46.017282  lkdtm: WRITE_RO.sh

 5244 19:44:46.023523  <4>[   49.889025]  ? lkdtm_WRITE_RO+0x2e/0x3a

 5245 19:44:46.027044  <4>[   49.894846]  direct_entry.cold+0x2c/0x38

 5246 19:44:46.030759  <4>[   49.899029]  full_proxy_write+0x56/0x80

 5247 19:44:46.034208  <4>[   49.903124]  vfs_write+0xea/0x3b0

 5248 19:44:46.036939  <4>[   49.906696]  ksys_write+0x68/0xf0

 5249 19:44:46.040679  <4>[   49.910269]  do_syscall_64+0x33/0x40

 5250 19:44:46.046866  <4>[   49.914101]  entry_SYSCALL_64_after_hwframe+0x67/0xcc

 5251 19:44:46.050309  <4>[   49.919410] RIP: 0033:0x7fc19c4c8240

 5252 19:44:46.070481  <4>[   49.923240] Code: 40 00 48 8b 15 c1 9b 0d 00 f7 d8 64 89 02 48 c7 c0 ff ff ff ff eb b7 0f 1f 00 80 3d a1 23 0e 00 00 74 17 b8 01 00 00 00 0f 05 <48> 3d 00 f0 ff ff 77 58 c3 0f 1f 80 00 00 00 00 48 83 ec 28 48 89

 5253 19:44:46.076831  <4>[   49.942239] RSP: 002b:00007ffcdc8cbf58 EFLAGS: 00000202 ORIG_RAX: 0000000000000001

 5254 19:44:46.083003  <4>[   49.950057] RAX: ffffffffffffffda RBX: 0000000000000009 RCX: 00007fc19c4c8240

 5255 19:44:46.093412  <4>[   49.957444] RDX: 0000000000000009 RSI: 00007fc19c3af000 RDI: 0000000000000001

 5256 19:44:46.099748  <4>[   49.964827] RBP: 0000000000000009 R08: 00000000ffffffff R09: 0000000000000000

 5257 19:44:46.106650  <4>[   49.972210] R10: 00007fc19c3e94d0 R11: 0000000000000202 R12: 00007fc19c3af000

 5258 19:44:46.112871  <4>[   49.979593] R13: 0000000000000001 R14: 0000000000020000 R15: 0000000000000000

 5259 19:44:46.156268  <4>[   49.986981] Modules linked in: fuse ip_tables cros_ec_sysfs cros_ec_lightbar cros_ec_debugfs cros_usbpd_charger cros_usbpd_logger cros_ec_chardev gsmi ath10k_pci ath10k_core uvcvideo videobuf2_vmalloc videobuf2_memops videobuf2_v4l2 cros_ec_dev videobuf2_common ath designware_i2s snd_soc_acp_da7219mx98357_mach cros_usbpd_notify snd_soc_max98357a snd_soc_da7219 snd_soc_adau7002 acp_audio_dma chromeos_pstore snd_soc_core snd_compress snd_pcm_dmaengine regmap_i2c coreboot_table

 5260 19:44:46.159722  <4>[   50.029252] CR2: ffffffff8b440830

 5261 19:44:46.165994  <4>[   50.032825] ---[ end trace 76cba25db7fed6b3 ]---

 5262 19:44:46.169463  <4>[   50.037699] RIP: 0010:lkdtm_BUG+0x5/0x10

 5263 19:44:46.188938  <4>[   50.041876] Code: 89 ff e8 2e ac 79 ff 48 c7 c0 ea ff ff ff eb de 48 c7 c0 ea ff ff ff e9 29 48 a8 00 48 c7 c0 f4 ff ff ff eb c9 0f 1f 44 00 00 <0f> 0b 66 0f 1f 84 00 00 00 00 00 0f 1f 44 00 00 83 05 30 cc c9 03

 5264 19:44:46.192367  <4>[   50.060876] RSP: 0018:ffffa8af00df3e60 EFLAGS: 00010282

 5265 19:44:46.202146  <4>[   50.066356] RAX: ffffffff89580220 RBX: 0000000000000001 RCX: 0000000000000000

 5266 19:44:46.209234  <4>[   50.073738] RDX: 0000000000000000 RSI: ffff91786ad1bf50 RDI: ffffffff8b4403b0

 5267 19:44:46.215572  <4>[   50.081124] RBP: ffffffff8b92d6c0 R08: 0000000000000001 R09: 0000000000000001

 5268 19:44:46.222017  <4>[   50.088506] R10: 00000000ffffe000 R11: 3fffffffffffffff R12: 0000000000000004

 5269 19:44:46.231687  <4>[   50.095890] R13: ffffa8af00df3f10 R14: ffffa8af00df3f10 R15: ffff917846584000

 5270 19:44:46.238726  <4>[   50.103273] FS:  00007fc19c5bd740(0000) GS:ffff91786ad00000(0000) knlGS:0000000000000000

 5271 19:44:46.245426  <4>[   50.111610] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033

 5272 19:44:46.251793  <4>[   50.117606] CR2: ffffffff8b440830 CR3: 0000000102fd0000 CR4: 00000000001506e0

 5273 19:44:46.261847  <3>[   50.124995] BUG: sleeping function called from invalid context at include/linux/percpu-rwsem.h:49

 5274 19:44:46.268118  <3>[   50.134113] in_atomic(): 0, irqs_disabled(): 1, non_block: 0, pid: 1922, name: cat

 5275 19:44:46.274764  <4>[   50.141930] INFO: lockdep is turned off.

 5276 19:44:46.278040  <4>[   50.146107] irq event stamp: 0

 5277 19:44:46.284841  <4>[   50.149418] hardirqs last  enabled at (0): [<0000000000000000>] 0x0

 5278 19:44:46.291684  <4>[   50.155937] hardirqs last disabled at (0): [<ffffffff88afde5c>] copy_process+0x65c/0x20e0

 5279 19:44:46.301104  <4>[   50.164362] softirqs last  enabled at (0): [<ffffffff88afde5c>] copy_process+0x65c/0x20e0

 5280 19:44:46.308105  <4>[   50.172787] softirqs last disabled at (0): [<0000000000000000>] 0x0

 5281 19:44:46.314431  <4>[   50.179303] CPU: 1 PID: 1922 Comm: cat Tainted: G      D W         5.10.217-cip47 #1

 5282 19:44:46.321042  <4>[   50.187294] Hardware name: Google Grunt/Grunt, BIOS  09/05/2019

 5283 19:44:46.324388  <4>[   50.193466] Call Trace:

 5284 19:44:46.327989  <4>[   50.196176]  dump_stack+0x77/0x9b

 5285 19:44:46.331401  <4>[   50.199751]  ___might_sleep.cold+0xa6/0xb6

 5286 19:44:46.334207  <4>[   50.204105]  exit_signals+0x1c/0x300

 5287 19:44:46.337845  <4>[   50.207936]  do_exit+0xc2/0xab0

 5288 19:44:46.340605  <4>[   50.211336]  ? ksys_write+0x68/0xf0

 5289 19:44:46.347659  <4>[   50.215083]  make_task_dead+0x2f/0x30

 5290 19:44:46.351316  <4>[   50.219004]  rewind_stack_and_make_dead+0x17/0x20

 5291 19:44:46.353876  <4>[   50.223961] RIP: 0033:0x7fc19c4c8240

 5292 19:44:46.374028  <4>[   50.227792] Code: 40 00 48 8b 15 c1 9b 0d 00 f7 d8 64 89 02 48 c7 c0 ff ff ff ff eb b7 0f 1f 00 80 3d a1 23 0e 00 00 74 17 b8 01 00 00 00 0f 05 <48> 3d 00 f0 ff ff 77 58 c3 0f 1f 80 00 00 00 00 48 83 ec 28 48 89

 5293 19:44:46.380615  <4>[   50.246792] RSP: 002b:00007ffcdc8cbf58 EFLAGS: 00000202 ORIG_RAX: 0000000000000001

 5294 19:44:46.390687  <4>[   50.254612] RAX: ffffffffffffffda RBX: 0000000000000009 RCX: 00007fc19c4c8240

 5295 19:44:46.397467  <4>[   50.261995] RDX: 0000000000000009 RSI: 00007fc19c3af000 RDI: 0000000000000001

 5296 19:44:46.403538  <4>[   50.269379] RBP: 0000000000000009 R08: 00000000ffffffff R09: 0000000000000000

 5297 19:44:46.410918  <4>[   50.276761] R10: 00007fc19c3e94d0 R11: 0000000000000202 R12: 00007fc19c3af000

 5298 19:44:46.420303  <4>[   50.284148] R13: 0000000000000001 R14: 0000000000020000 R15: 0000000000000000

 5299 19:44:46.605320  <6>[   50.472768] lkdtm: Performing direct entry WRITE_RO_AFTER_INIT

 5300 19:44:46.608921  # Killed

 5301 19:44:46.611754  # [   49.327362] lkdtm: Performing direct entry WRITE_RO

 5302 19:44:46.618192  # [   49.332510] lkdtm: attempting bad rodata write at ffffffff8b440830

 5303 19:44:46.625032  # [   49.361168] BUG: unable to handle page fault for address: ffffffff8b440830

 5304 19:44:46.634629  # [   49.390440] #PF: supervisor w<6>[   50.478891] lkdtm: attempting bad ro_after_init write at ffffffff8b94e350

 5305 19:44:46.637992  rite access in kernel mode

 5306 19:44:46.644493  # [   49.418099] #PF: error_code(0x0003) - permissions violation

 5307 19:44:46.651020  # [   49.446109] PGD c9629067 P4D c9629067 PUD c962a063 PMD 80000000c90001e1 

 5308 19:44:46.654437  # [   49.475246] Oops: 0003 [#13] SMP NOPTI

 5309 19:44:46.664740  # [   49.501438] CPU: 1 PID: 1922 Comm<1>[   50.508102] BUG: unable to handle page fault for address: ffffffff8b94e350

 5310 19:44:46.670792  : cat Tainted: G      D W         5.10.217-cip47 #1

 5311 19:44:46.674290  # [   49.531613] Hardware name: Google Grunt/Grunt, BIOS  09/05/2019

 5312 19:44:46.680563  # [   49.537790] RIP: 0010:lkdtm_WRITE_RO+0x2e/0x3a

 5313 19:44:46.694024  # [   49.564664] Code: 00 48 c7 c7 c8 79 8c 8b 48 c7 c6 30 08 44 8b e8 ee d8 fb <1>[   50.537397] #PF: supervisor write access in kernel mode

 5314 19:44:46.703760  ff< 48 8b 05 82 c0 81 01 ba 34 12 cd ab 48 c7 c7 f8 79 8c 8b 48 31 d0 <48> 89 05 6c c0 81 01 e9 cc d8 fb ff 0f 1f 44 00 00 48 8b 05 7b 9b

 5315 19:44:46.710319  # [   49.605844] RSP: 0018:ffffa8af01f63e60 EFLAGS: 00010202

 5316 19:44:46.720477  # [   49.633507] RAX: 000000000198b861 RBX: 0000000000001>[   50.565056] #PF: error_code(0x0003) - permissions violation

 5317 19:44:46.723781  0028 RCX: 0000000000000000

 5318 19:44:46.730649  # [   49.640889] RDX: 00000000abcd1234 RSI: ffff91786ad1bf50 RDI: ffffffff8b8c79f8

 5319 19:44:46.736957  # [   49.670454] RBP: ffffffff8b8c6be5 R08: 0000000000000000 R09: 0000000000000000

 5320 19:44:46.750067  # [   49.677837] R10: 00000000ffffe000 R11: 3fffffffffffffff<6>[   50.593066] PGD c9629067 P4D c9629067 PUD c962a063 PMD 105bc5063 PTE 80000000c954e161

 5321 19:44:46.753203   R12: 0000000000000009

 5322 19:44:46.759963  # [   49.707403] R13: ffffa8af01f63f10 R14: ffffa8af01f63f10 R15: ffff917844fbd000

 5323 19:44:46.769535  # [   49.714786] FS:  00007fc19c5bd740(0000) GS:ffff91786ad00000(0000) knlGS:0000000000000000

 5324 19:44:46.776265  # [   49.745306] CS:  0010 DS: 0000 ES: 0000 CR0: 000<4>[   50.623348] Oops: 0003 [#14] SMP NOPTI

 5325 19:44:46.779609  0000080050033

 5326 19:44:46.786458  # [   49.751302] CR2: ffffffff8b440830 CR3: 0000000102fd0000 CR4: 00000000001506e0

 5327 19:44:46.789269  # [   49.780868] Call Trace:

 5328 19:44:46.792740  # [   49.783578]  ? __die_body.cold+0x1a/0x1f

 5329 19:44:46.796315  # [   49.809936]  ? no_context+0x177/0x380

 5330 19:44:46.806061  # [   49.836041]  ? exc_page_fault+0<4>[   50.649538] CPU: 1 PID: 1958 Comm: cat Tainted: G      D W         5.10.217-cip47 #1

 5331 19:44:46.812416  <4>[   50.679710] Hardware name: Google Grunt/Grunt, BIOS  09/05/2019

 5332 19:44:46.816037  xd7/0x170

 5333 19:44:46.819390  # [   49.862399]  ? asm_exc_page_fault+0x1e/0x30

 5334 19:44:46.822228  # [   49.889025]  ? lkdtm_WRITE_RO+0x2e/0x3a

 5335 19:44:46.825530  # [   49.894846]  direct_entry.cold+0x2c/0x38

 5336 19:44:46.828814  # [   49.899029]  full_proxy_write+0x56/0x80

 5337 19:44:46.835578  # [   49.903124]  vfs_write+0xea/0x3b0

 5338 19:44:46.842240  # [   49.906696]<4>[   50.685885] RIP: 0010:lkdtm_WRITE_RO_AFTER_INIT+0x4e/0x5a

 5339 19:44:46.842364    ksys_write+0x68/0xf0

 5340 19:44:46.845805  # [   49.910269]  do_syscall_64+0x33/0x40

 5341 19:44:46.852173  # [   49.914101]  entry_SYSCALL_64_after_hwframe+0x67/0xcc

 5342 19:44:46.855499  # [   49.919410] RIP: 0033:0x7fc19c4c8240

 5343 19:44:46.882376  # [   49.923240] Code: 40 00 48 8b 15 c1 9b 0d 00 f7 d8 64 89 02 48 c7 c0 ff ff ff ff <4>[   50.713713] Code: 7a 8c 8b e9 a0 d8 fb ff 48 c7 c7 50 7a 8c 8b e8 94 d8 fb ff 48 8b 05 48 9b d2 01 ba 34 12 cd ab 48 c7 c7 f8 79 8c 8b 48 31 d0 <48> 89 05 32 9b d2 01 e9 72 d8 fb ff 0f 1f 44 00 00 41 54 48 c7 c7

 5344 19:44:46.895351  eb b7 0f 1f 00 80 3d a1 23 0e 00 00 74 17 b8 01 00 00 00 0f 05 <48> 3d 00 f0 ff ff 77 58 c3 0f 1f 80 00 00 00 00 48 83 ec 28 48 89

 5345 19:44:46.901691  # [   49.942239] RSP: 002b:00007ffcdc8cbf58 EFLAGS: 00000202 ORIG_RAX: 0000000000000001

 5346 19:44:46.911532  # [   49.950057] RAX: fffffffffffff<4>[   50.754894] RSP: 0018:ffffa8af01fd3e60 EFLAGS: 00010202

 5347 19:44:46.914956  fd<a RBX: 0000000000000009 RCX: 00007fc19c4c8240

 5348 19:44:46.921475  # [   49.957444] RDX: 0000000000000009 RSI: 00007fc19c3af000 RDI: 0000000000000001

 5349 19:44:46.928016  # [   49.964827] RBP: 0000000000000009 R08: 00000000ffffffff R09: 0000000000000000

 5350 19:44:46.940970  # [   49.972210] R10: 00007fc19c3e94d0 4>[   50.782558] RAX: 00000000fe67479e RBX: 0000000000000029 RCX: 0000000000000000

 5351 19:44:46.947720  <4>[   50.812128] RDX: 00000000abcd1234 RSI: ffff91786ad1bf50 RDI: ffffffff8b8c79f8

 5352 19:44:46.951042  R11: 0000000000000202 R12: 00007fc19c3af000

 5353 19:44:46.957948  # [   49.979593] R13: 0000000000000001 R14: 0000000000020000 R15: 0000000000000000

 5354 19:44:46.977798  # [   49.986981] Modules linked in: fuse ip_tables cros_ec_sysfs cros_ec_lightbar cros_ec_debugfs cros_usbpd_charger cros_usbpd<4>[   50.819511] RBP: ffffffff8b8c6bee R08: 0000000000000000 R09: 0000000000000000

 5355 19:44:47.007258  _l<ogger cros_ec_chardev gsmi ath10k_pci ath10k_core uvcvideo videobuf2_vmalloc videobuf2_memops videobuf2_v4l2 cros_ec_dev videobuf2_common ath designware_i2s snd_soc_acp_da7219mx98357_mach cros_usbpd_notify snd_soc_max98357a snd_soc_da7219 snd_soc_adau7004>[   50.849078] R10: 00000000ffffe000 R11: 3fffffffffffffff R12: 0000000000000014

 5356 19:44:47.013603  <4>[   50.878649] R13: ffffa8af01fd3f10 R14: ffffa8af01fd3f10 R15: ffff91784597f000

 5357 19:44:47.023484  2 acp_audio_dma chromeos_pstore snd_soc_core snd_compress snd_pcm_dmaengine regmap_i2c coreboot_table

 5358 19:44:47.026944  # [   50.029252] CR2: ffffffff8b440830

 5359 19:44:47.030227  # [   50.032825] ---[ end trace 76cba25db7fed6b3 ]---

 5360 19:44:47.033477  # [   50.037699] RIP: 0010:lkdtm_BUG+0x5/0x10

 5361 19:44:47.043016  # [   50.04<4>[   50.886032] FS:  00007f5300296740(0000) GS:ffff91786ad00000(0000) knlGS:0000000000000000

 5362 19:44:47.049871  <4>[   50.916550] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033

 5363 19:44:47.066578  1876] Code: 89 ff e8 2e ac 79 ff 48 c7 c0 ea ff ff ff eb de 48 c7 c0 ea ff ff ff e9 29 48 a8 00 48 c7 c0 f4 ff ff ff eb c9 0f 1f 44 00 00 <0f> 0b 66 0f 1f 84 00 00 00 00 00 0f 1f 44 00 00 83 05 30 cc c9 03

 5364 19:44:47.079458  # [   50.060876] RSP: 0018:ffffa8af00df3e60 EFLAG<4>[   50.922547] CR2: ffffffff8b94e350 CR3: 0000000105b9a000 CR4: 00000000001506e0

 5365 19:44:47.079624  S: 00010282

 5366 19:44:47.089918  # [   50.066356] RAX: ffffffff89580220 RBX: 0000000000000001 RCX: 0000000000000000

 5367 19:44:47.096023  # [   50.073738] RDX: 0000000000000000 RSI: ffff91786ad1bf50 RDI: ffffffff8b4403b0

 5368 19:44:47.105675  # [   50.081124] RBP: ffffffff8b92d6c0 R08: 0000000000000001 R09: 000000000<4>[   50.952113] Call Trace:

 5369 19:44:47.105836  0000001

 5370 19:44:47.112385  # [   50.088506] R10: 00000000ffffe000 R11: 3fffffffffffffff R12: 0000000000000004

 5371 19:44:47.119100  # [   50.095890] R13: ffffa8af00df3f10 R14: ffffa8af00df3f10 R15: ffff917846584000

 5372 19:44:47.132136  # [   50.103273] FS:  00007fc19c5bd740(0000) GS:ffff91786ad00000(0000) knlGS:00<4>[   50.977013]  ? __die_body.cold+0x1a/0x1f

 5373 19:44:47.132311  00000000000000

 5374 19:44:47.138796  # [   50.111610] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033

 5375 19:44:47.145223  # [   50.117606] CR2: ffffffff8b440830 CR3: 0000000102fd0000 CR4: 00000000001506e0

 5376 19:44:47.155301  # [   50.124995] BUG: sleeping function called from invalid context at include/linux/per<4>[   51.003373]  ? no_context+0x177/0x380

 5377 19:44:47.158752  cpu-rwsem.h:49

 5378 19:44:47.165555  # [   50.134113] in_atomic(): 0, irqs_disabled(): 1, non_block: 0, pid: 1922, name: cat

 5379 19:44:47.168349  # [   50.141930] INFO: lockdep is turned off.

 5380 19:44:47.172015  # [   50.146107] irq event stamp: 0

 5381 19:44:47.181729  # [   50.149418] hardirqs last  enabled at (0): [<0000000000000000><4>[   51.029478]  ? exc_page_fault+0xd7/0x170

 5382 19:44:47.185274  ] 0x0

 5383 19:44:47.191896  # [   50.155937] hardirqs last disabled at (0): [<ffffffff88afde5c>] copy_process+0x65c/0x20e0

 5384 19:44:47.201865  # [   50.164362] softirqs last  enabled at (0): [<ffffffff88afde5c>] copy_process+0x65c/0x20e0

 5385 19:44:47.208634  # [   50.172787] softirqs last disabled at (0): [<0000000<4>[   51.055837]  ? asm_exc_page_fault+0x1e/0x30

 5386 19:44:47.211676  000000000>] 0x0

 5387 19:44:47.218083  # [   50.179303] CPU: 1 PID: 1922 Comm: cat Tainted: G      D W         5.10.217-cip47 #1

 5388 19:44:47.225188  # [   50.187294] Hardware name: Google Grunt/Grunt, BIOS  09/05/2019

 5389 19:44:47.228247  # [   50.193466] Call Trace:

 5390 19:44:47.231486  # [   50.196176]  dump_stack+0x77/0x9b

 5391 19:44:47.238126  # [   50<4>[   51.082464]  ? lkdtm_WRITE_RO_AFTER_INIT+0x4e/0x5a

 5392 19:44:47.241542  .199751]  ___might_sleep.cold+0xa6/0xb6

 5393 19:44:47.244282  # [   50.204105]  exit_signals+0x1c/0x300

 5394 19:44:47.248243  # [   50.207936]  do_exit+0xc2/0xab0

 5395 19:44:47.251534  # [   50.211336]  ? ksys_write+0x68/0xf0

 5396 19:44:47.254418  # [   50.215083]  make_task_dead+0x2f/0x30

 5397 19:44:47.264809  # [   50.219004]  rewind_stack_and_make_dead+0x1<4>[   51.109690]  direct_entry.cold+0x2c/0x38

 5398 19:44:47.264923  7/0x20

 5399 19:44:47.267521  # [   50.223961] RIP: 0033:0x7fc19c4c8240

 5400 19:44:47.290522  # [   50.227792] Code: 40 00 48 8b 15 c1 9b 0d 00 f7 d8 64 89 02 48 c7 c0 ff ff ff ff eb b7 0f 1f 00 80 3d a1 23 0e 00 00 74 17 b8 01 00 00 00 0f 05 <48> 3d 00 f0 ff ff 77 58 c3 0f 1f 80 00 00 00 00 48 83 <4>[   51.136058]  full_proxy_write+0x56/0x80

 5401 19:44:47.290664  ec 28 48 89

 5402 19:44:47.297422  # [   50.246792] RSP: 002b:00007ffcdc8cbf58 EFLAGS: 00000202 ORIG_RAX: 0000000000000001

 5403 19:44:47.307047  # [   50.254612] RAX: ffffffffffffffda RBX: 0000000000000009 RCX: 00007fc19c4c8240

 5404 19:44:47.317442  # [   50.261995] RDX: 0000000000000009 RSI: 00007fc19c3af000 RDI: 0000<4>[   51.162333]  vfs_write+0xea/0x3b0

 5405 19:44:47.317579  000000000001

 5406 19:44:47.323965  # [   50.269379] RBP: 0000000000000009 R08: 00000000ffffffff R09: 0000000000000000

 5407 19:44:47.330823  # [   50.276761] R10: 00007fc19c3e94d0 R11: 0000000000000202 R12: 00007fc19c3af000

 5408 19:44:47.340256  # [   50.284148] R13: 0000000000000001 R14: 0000000000020000 R15: 00000000<4>[   51.188086]  ksys_write+0x68/0xf0

 5409 19:44:47.343863  00000000

 5410 19:44:47.343991  # WRITE_RO: saw 'call trace:': ok

 5411 19:44:47.347309  ok 39 selftests: lkdtm: WRITE_RO.sh

 5412 19:44:47.353479  # selftests: lkdtm: WRITE_RO_AFTER_INIT.sh

 5413 19:44:47.356728  <4>[   51.213844]  do_syscall_64+0x33/0x40

 5414 19:44:47.360226  <4>[   51.228593]  entry_SYSCALL_64_after_hwframe+0x67/0xcc

 5415 19:44:47.366616  <4>[   51.233902] RIP: 0033:0x7f5300168240

 5416 19:44:47.383307  <4>[   51.237734] Code: 40 00 48 8b 15 c1 9b 0d 00 f7 d8 64 89 02 48 c7 c0 ff ff ff ff eb b7 0f 1f 00 80 3d a1 23 0e 00 00 74 17 b8 01 00 00 00 0f 05 <48> 3d 00 f0 ff ff 77 58 c3 0f 1f 80 00 00 00 00 48 83 ec 28 48 89

 5417 19:44:47.393136  <4>[   51.256732] RSP: 002b:00007ffdef424478 EFLAGS: 00000202 ORIG_RAX: 0000000000000001

 5418 19:44:47.399343  <4>[   51.264550] RAX: ffffffffffffffda RBX: 0000000000000014 RCX: 00007f5300168240

 5419 19:44:47.406123  <4>[   51.271934] RDX: 0000000000000014 RSI: 00007f530004f000 RDI: 0000000000000001

 5420 19:44:47.413057  <4>[   51.279319] RBP: 0000000000000014 R08: 00000000ffffffff R09: 0000000000000000

 5421 19:44:47.422743  <4>[   51.286702] R10: 00007f53000894d0 R11: 0000000000000202 R12: 00007f530004f000

 5422 19:44:47.429120  <4>[   51.294088] R13: 0000000000000001 R14: 0000000000020000 R15: 0000000000000000

 5423 19:44:47.472507  <4>[   51.301476] Modules linked in: fuse ip_tables cros_ec_sysfs cros_ec_lightbar cros_ec_debugfs cros_usbpd_charger cros_usbpd_logger cros_ec_chardev gsmi ath10k_pci ath10k_core uvcvideo videobuf2_vmalloc videobuf2_memops videobuf2_v4l2 cros_ec_dev videobuf2_common ath designware_i2s snd_soc_acp_da7219mx98357_mach cros_usbpd_notify snd_soc_max98357a snd_soc_da7219 snd_soc_adau7002 acp_audio_dma chromeos_pstore snd_soc_core snd_compress snd_pcm_dmaengine regmap_i2c coreboot_table

 5424 19:44:47.475581  <4>[   51.343746] CR2: ffffffff8b94e350

 5425 19:44:47.479233  <4>[   51.347318] ---[ end trace 76cba25db7fed6b4 ]---

 5426 19:44:47.482378  <4>[   51.352194] RIP: 0010:lkdtm_BUG+0x5/0x10

 5427 19:44:47.502053  <4>[   51.356371] Code: 89 ff e8 2e ac 79 ff 48 c7 c0 ea ff ff ff eb de 48 c7 c0 ea ff ff ff e9 29 48 a8 00 48 c7 c0 f4 ff ff ff eb c9 0f 1f 44 00 00 <0f> 0b 66 0f 1f 84 00 00 00 00 00 0f 1f 44 00 00 83 05 30 cc c9 03

 5428 19:44:47.509060  <4>[   51.375369] RSP: 0018:ffffa8af00df3e60 EFLAGS: 00010282

 5429 19:44:47.515176  <4>[   51.380849] RAX: ffffffff89580220 RBX: 0000000000000001 RCX: 0000000000000000

 5430 19:44:47.521999  <4>[   51.388232] RDX: 0000000000000000 RSI: ffff91786ad1bf50 RDI: ffffffff8b4403b0

 5431 19:44:47.531754  <4>[   51.395616] RBP: ffffffff8b92d6c0 R08: 0000000000000001 R09: 0000000000000001

 5432 19:44:47.538045  <4>[   51.402999] R10: 00000000ffffe000 R11: 3fffffffffffffff R12: 0000000000000004

 5433 19:44:47.545226  <4>[   51.410385] R13: ffffa8af00df3f10 R14: ffffa8af00df3f10 R15: ffff917846584000

 5434 19:44:47.554837  <4>[   51.417770] FS:  00007f5300296740(0000) GS:ffff91786ad00000(0000) knlGS:0000000000000000

 5435 19:44:47.557922  <4>[   51.426108] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033

 5436 19:44:47.568143  <4>[   51.432103] CR2: ffffffff8b94e350 CR3: 0000000105b9a000 CR4: 00000000001506e0

 5437 19:44:47.574922  <3>[   51.439491] BUG: sleeping function called from invalid context at include/linux/percpu-rwsem.h:49

 5438 19:44:47.584716  <3>[   51.448609] in_atomic(): 0, irqs_disabled(): 1, non_block: 0, pid: 1958, name: cat

 5439 19:44:47.588104  <4>[   51.456427] INFO: lockdep is turned off.

 5440 19:44:47.591521  <4>[   51.460604] irq event stamp: 0

 5441 19:44:47.598258  <4>[   51.463918] hardirqs last  enabled at (0): [<0000000000000000>] 0x0

 5442 19:44:47.607978  <4>[   51.470438] hardirqs last disabled at (0): [<ffffffff88afde5c>] copy_process+0x65c/0x20e0

 5443 19:44:47.614484  <4>[   51.478865] softirqs last  enabled at (0): [<ffffffff88afde5c>] copy_process+0x65c/0x20e0

 5444 19:44:47.621087  <4>[   51.487290] softirqs last disabled at (0): [<0000000000000000>] 0x0

 5445 19:44:47.630879  <4>[   51.493810] CPU: 1 PID: 1958 Comm: cat Tainted: G      D W         5.10.217-cip47 #1

 5446 19:44:47.634358  <4>[   51.501802] Hardware name: Google Grunt/Grunt, BIOS  09/05/2019

 5447 19:44:47.637934  <4>[   51.507972] Call Trace:

 5448 19:44:47.640878  <4>[   51.510681]  dump_stack+0x77/0x9b

 5449 19:44:47.647184  <4>[   51.514255]  ___might_sleep.cold+0xa6/0xb6

 5450 19:44:47.650709  <4>[   51.518609]  exit_signals+0x1c/0x300

 5451 19:44:47.654397  <4>[   51.522442]  do_exit+0xc2/0xab0

 5452 19:44:47.657160  <4>[   51.525841]  ? ksys_write+0x68/0xf0

 5453 19:44:47.660653  <4>[   51.529589]  make_task_dead+0x2f/0x30

 5454 19:44:47.667470  <4>[   51.533509]  rewind_stack_and_make_dead+0x17/0x20

 5455 19:44:47.670579  <4>[   51.538467] RIP: 0033:0x7f5300168240

 5456 19:44:47.690507  <4>[   51.542300] Code: 40 00 48 8b 15 c1 9b 0d 00 f7 d8 64 89 02 48 c7 c0 ff ff ff ff eb b7 0f 1f 00 80 3d a1 23 0e 00 00 74 17 b8 01 00 00 00 0f 05 <48> 3d 00 f0 ff ff 77 58 c3 0f 1f 80 00 00 00 00 48 83 ec 28 48 89

 5457 19:44:47.697049  <4>[   51.561300] RSP: 002b:00007ffdef424478 EFLAGS: 00000202 ORIG_RAX: 0000000000000001

 5458 19:44:47.703555  <4>[   51.569119] RAX: ffffffffffffffda RBX: 0000000000000014 RCX: 00007f5300168240

 5459 19:44:47.710592  <4>[   51.576501] RDX: 0000000000000014 RSI: 00007f530004f000 RDI: 0000000000000001

 5460 19:44:47.720326  <4>[   51.583887] RBP: 0000000000000014 R08: 00000000ffffffff R09: 0000000000000000

 5461 19:44:47.726989  <4>[   51.591270] R10: 00007f53000894d0 R11: 0000000000000202 R12: 00007f530004f000

 5462 19:44:47.733636  <4>[   51.598655] R13: 0000000000000001 R14: 0000000000020000 R15: 0000000000000000

 5463 19:44:47.995984  <6>[   51.863577] lkdtm: Performing direct entry WRITE_KERN

 5464 19:44:47.996133  # Killed

 5465 19:44:48.002375  # [   50.472768] lkdtm: Performing direct entry WRITE_RO_AFTER_INIT

 5466 19:44:48.009027  # [   50.478891] lkdtm: attempting bad ro_after_init write at ffffffff8b94e350

 5467 19:44:48.015796  # [   50.508102] BUG: unable to handle page fault for address: ffffffff8b94e350

 5468 19:44:48.025891  # [   50.537397]<6>[   51.868895] lkdtm: attempting bad 6963512 byte write at ffffffff89c24728

 5469 19:44:48.029456   #PF: supervisor write access in kernel mode

 5470 19:44:48.035392  # [   50.565056] #PF: error_code(0x0003) - permissions violation

 5471 19:44:48.042546  # [   50.593066] PGD c9629067 P4D c9629067 PUD c962a063 PMD 105bc5063 PTE 80000000c954e161

 5472 19:44:48.045981  # [   50.623348] Oops: 0003 [#14] SMP NOPTI

 5473 19:44:48.055901  # [   5<1>[   51.898053] BUG: unable to handle page fault for address: ffffffff89c24728

 5474 19:44:48.062309  0.649538] CPU: 1 PID: 1958 Comm: cat Tainted: G      D W         5.10.217-cip47 #1

 5475 19:44:48.069137  # [   50.679710] Hardware name: Google Grunt/Grunt, BIOS  09/05/2019

 5476 19:44:48.072145  # [   50.685885] RIP: 0010:lkdtm_WRITE_RO_AFTER_INIT+0x4e/0x5a

 5477 19:44:48.081801  # [   50.713713] Code: 7a 8c 8b e9 a0 <1>[   51.927337] #PF: supervisor write access in kernel mode

 5478 19:44:48.098360  d8< fb ff 48 c7 c7 50 7a 8c 8b e8 94 d8 fb ff 48 8b 05 48 9b d2 01 ba 34 12 cd ab 48 c7 c7 f8 79 8c 8b 48 31 d0 <48> 89 05 32 9b d2 01 e9 72 d8 fb ff 0f 1f 44 00 00 41 54 48 c7 c7

 5479 19:44:48.105391  # [   50.754894] RSP: 0018:ffffa8af01fd3e60 EFLAGS: 00010202

 5480 19:44:48.111708  # [   50.782551>[   51.955009] #PF: error_code(0x0003) - permissions violation

 5481 19:44:48.115044  8] RAX: 00000000fe67479e RBX: 0000000000000029 RCX: 0000000000000000

 5482 19:44:48.124995  # [   50.812128] RDX: 00000000abcd1234 RSI: ffff91786ad1bf50 RDI: ffffffff8b8c79f8

 5483 19:44:48.131118  # [   50.819511] RBP: ffffffff8b8c6bee R08: 0000000000000000 R09: 0000000000000000

 5484 19:44:48.138498  # [   50.849078] R<6>[   51.983032] PGD c9629067 P4D c9629067 PUD c962a063 PMD c78001e1 

 5485 19:44:48.144570  10: 00000000ffffe000 R11: 3fffffffffffffff R12: 0000000000000014

 5486 19:44:48.151101  # [   50.878649] R13: ffffa8af01fd3f10 R14: ffffa8af01fd3f10 R15: ffff91784597f000

 5487 19:44:48.161615  # [   50.886032] FS:  00007f5300296740(0000) GS:ffff91786ad00000(0000) knlGS:0000000000000000

 5488 19:44:48.164287  # [   50.91<4>[   52.011474] Oops: 0003 [#15] SMP NOPTI

 5489 19:44:48.171509  6550] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033

 5490 19:44:48.177968  # [   50.922547] CR2: ffffffff8b94e350 CR3: 0000000105b9a000 CR4: 00000000001506e0

 5491 19:44:48.180831  # [   50.952113] Call Trace:

 5492 19:44:48.184297  # [   50.977013]  ? __die_body.cold+0x1a/0x1f

 5493 19:44:48.193911  # [   51.003373]  ? no_context+0x177/0<4>[   52.037665] CPU: 1 PID: 1994 Comm: cat Tainted: G      D W         5.10.217-cip47 #1

 5494 19:44:48.201025  <4>[   52.067838] Hardware name: Google Grunt/Grunt, BIOS  09/05/2019

 5495 19:44:48.201197  x380

 5496 19:44:48.207195  # [   51.029478]  ? exc_page_fault+0xd7/0x170

 5497 19:44:48.210776  # [   51.055837]  ? asm_exc_page_fault+0x1e/0x30

 5498 19:44:48.213877  # [   51.082464]  ? lkdtm_WRITE_RO_AFTER_INIT+0x4e/0x5a

 5499 19:44:48.220800  # [   51.109690]  direct_entry.cold+0x2c/0x38

 5500 19:44:48.224078  # [   51.136058]  full_proxy_write+0x56/0x80

 5501 19:44:48.227434  # [<4>[   52.074014] RIP: 0010:lkdtm_WRITE_KERN+0x38/0x4e

 5502 19:44:48.230135     51.162333]  vfs_write+0xea/0x3b0

 5503 19:44:48.233736  # [   51.188086]  ksys_write+0x68/0xf0

 5504 19:44:48.240439  # [   51.213844]  do_syscall_64+0x33/0x40

 5505 19:44:48.243409  # [   51.228593]  entry_SYSCALL_64_after_hwframe+0x67/0xcc

 5506 19:44:48.246877  # [   51.233902] RIP: 0033:0x7f5300168240

 5507 19:44:48.270371  # [   51.237734] Code: 40 00 48 8<4>[   52.101061] Code: 53 48 c7 c3 28 47 c2 89 49 89 dc 48 89 da 49 81 ec f0 05 58 89 4c 89 e6 e8 47 d8 fb ff 48 89 df 4c 89 e1 48 c7 c6 f0 05 58 89 <f3> a4 48 c7 c7 f8 79 8c 8b e8 2c d8 fb ff 5b 41 5c e9 b7 fe ff ff

 5508 19:44:48.286680  b 15 c1 9b 0d 00 f7 d8 64 89 02 48 c7 c0 ff ff ff ff eb b7 0f 1f 00 80 3d a1 23 0e 00 00 74 17 b8 01 00 00 00 0f 05 <48> 3d 00 f0 ff ff 77 58 c3 0f 1f 80 00 00 00 00 48 83 ec 28 48 89

 5509 19:44:48.296643  # [   51.256732] RSP: 002b:00007ffdef424478 EFLAGS: 00000202 ORIG_RAX: <4>[   52.142242] RSP: 0018:ffffa8af04057e50 EFLAGS: 00010246

 5510 19:44:48.299292  00<00000000000001

 5511 19:44:48.306494  # [   51.264550] RAX: ffffffffffffffda RBX: 0000000000000014 RCX: 00007f5300168240

 5512 19:44:48.312562  # [   51.271934] RDX: 0000000000000014 RSI: 00007f530004f000 RDI: 0000000000000001

 5513 19:44:48.326086  # [   51.279319] RBP: 0000000000000014 R08: 00000000ffffffff R09: 00004>[   52.169899] RAX: 000000000000003c RBX: ffffffff89c24728 RCX: 00000000006a4138

 5514 19:44:48.335988  <4>[   52.199470] RDX: 0000000000000000 RSI: ffffffff895805f0 RDI: ffffffff89c24728

 5515 19:44:48.336147  000000000000

 5516 19:44:48.342741  # [   51.286702] R10: 00007f53000894d0 R11: 0000000000000202 R12: 00007f530004f000

 5517 19:44:48.349132  # [   51.294088] R13: 0000000000000001 R14: 0000000000020000 R15: 0000000000000000

 5518 19:44:48.365415  # [   51.301476] Modules linked in: fuse ip_tables cros_ec_sysfs cros_ec_l<4>[   52.206853] RBP: ffffffff8b8c6c02 R08: 0000000000000000 R09: 0000000000000000

 5519 19:44:48.372042  <4>[   52.236420] R10: 00000000ffffe000 R11: 3fffffffffffffff R12: 00000000006a4138

 5520 19:44:48.401791  ightbar cros_ec_debugfs cros_usbpd_charger cros_usbpd_logger cros_ec_chardev gsmi ath10k_pci ath10k_core uvcvideo videobuf2_vmalloc videobuf2_memops videobuf2_v4l2 cros_ec_dev videobuf2_common ath designware_i2s snd_soc_acp_da7219mx98357_mach cros_usbpd_no<4>[   52.243803] R13: ffffa8af04057f10 R14: ffffa8af04057f10 R15: ffff91784597b000

 5521 19:44:48.414940  tify snd_soc_max98357a snd_soc_da7219 snd_soc_adau7002 acp_audio_dma chromeos_pstore snd_soc_core snd_compress snd_pcm_dmaengine regmap_i2c coreboot_table

 5522 19:44:48.418301  # [   51.343746] CR2: ffffffff8b94e350

 5523 19:44:48.421729  # [   51.347318] ---[ end trace 76cba25db7fed6b4 ]---

 5524 19:44:48.431776  # [  <4>[   52.273371] FS:  00007f4a9f6fd740(0000) GS:ffff91786ad00000(0000) knlGS:0000000000000000

 5525 19:44:48.438059  <4>[   52.303894] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033

 5526 19:44:48.441635   51.352194] RIP: 0010:lkdtm_BUG+0x5/0x10

 5527 19:44:48.468006  # [   51.356371] Code: 89 ff e8 2e ac 79 ff 48 c7 c0 ea ff ff ff eb de 48 c7 c0 ea ff ff ff e9 29 48 a8 00 48 c7 c0 f4 ff ff ff eb c9 0f 1f 44 00 00 <0f> 0b 66 0f 1f 84 00 00 00 00 00 0f 1f 44 00 00 83 05 30 cc c9 <4>[   52.309882] CR2: ffffffff89c24728 CR3: 00000001035f6000 CR4: 00000000001506e0

 5528 19:44:48.468177  03

 5529 19:44:48.471076  # [   51.375369] RSP: 0018:ffffa8af00df3e60 EFLAGS: 00010282

 5530 19:44:48.480710  # [   51.380849] RAX: ffffffff89580220 RBX: 0000000000000001 RCX: 0000000000000000

 5531 19:44:48.487650  # [   51.388232] RDX: 0000000000000000 RSI: ffff91786ad1bf50 RDI: ffffffff8b4403b0

 5532 19:44:48.490834  # [   51.395616] RBP: <4>[   52.339450] Call Trace:

 5533 19:44:48.497323  ffffffff8b92d6c0 R08: 0000000000000001 R09: 0000000000000001

 5534 19:44:48.504327  # [   51.402999] R10: 00000000ffffe000 R11: 3fffffffffffffff R12: 0000000000000004

 5535 19:44:48.510657  # [   51.410385] R13: ffffa8af00df3f10 R14: ffffa8af00df3f10 R15: ffff917846584000

 5536 19:44:48.517213  # [   51.417770] FS:  0000<4>[   52.364350]  ? __die_body.cold+0x1a/0x1f

 5537 19:44:48.523764  7f5300296740(0000) GS:ffff91786ad00000(0000) knlGS:0000000000000000

 5538 19:44:48.530724  # [   51.426108] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033

 5539 19:44:48.536970  # [   51.432103] CR2: ffffffff8b94e350 CR3: 0000000105b9a000 CR4: 00000000001506e0

 5540 19:44:48.543893  # [   51.439491] BUG: sleeping func<4>[   52.390701]  ? no_context+0x177/0x380

 5541 19:44:48.550293  tion called from invalid context at include/linux/percpu-rwsem.h:49

 5542 19:44:48.556759  # [   51.448609] in_atomic(): 0, irqs_disabled(): 1, non_block: 0, pid: 1958, name: cat

 5543 19:44:48.563152  # [   51.456427] INFO: lockdep is turned off.

 5544 19:44:48.566617  # [   51.460604] irq event stamp: 0

 5545 19:44:48.570001  # [   51.46391<4>[   52.416805]  ? lkdtm_SLAB_FREE_CROSS.cold+0x32/0x32

 5546 19:44:48.576903  8] hardirqs last  enabled at (0): [<0000000000000000>] 0x0

 5547 19:44:48.586361  # [   51.470438] hardirqs last disabled at (0): [<ffffffff88afde5c>] copy_process+0x65c/0x20e0

 5548 19:44:48.593296  # [   51.478865] softirqs last  enabled at (0): [<ffffffff88afde5c>] copy_process+0x65c/0x20e0

 5549 19:44:48.596306  # [ <4>[   52.444122]  ? exc_page_fault+0xd7/0x170

 5550 19:44:48.603096    51.487290] softirqs last disabled at (0): [<0000000000000000>] 0x0

 5551 19:44:48.612953  # [   51.493810] CPU: 1 PID: 1958 Comm: cat Tainted: G      D W         5.10.217-cip47 #1

 5552 19:44:48.619674  # [   51.501802] Hardware name: Google Grunt/Grunt, BIOS  09/05/2019

 5553 19:44:48.626009  # [   51.507972] Call Tra<4>[   52.470484]  ? asm_exc_page_fault+0x1e/0x30

 5554 19:44:48.626148  ce:

 5555 19:44:48.629479  # [   51.510681]  dump_stack+0x77/0x9b

 5556 19:44:48.632847  # [   51.514255]  ___might_sleep.cold+0xa6/0xb6

 5557 19:44:48.636033  # [   51.518609]  exit_signals+0x1c/0x300

 5558 19:44:48.639615  # [   51.522442]  do_exit+0xc2/0xab0

 5559 19:44:48.642994  # [   51.525841]  ? ksys_write+0x68/0xf0

 5560 19:44:48.652891  # [   51.529589]  make_task_dead+0x2f/0<4>[   52.497105]  ? lkdtm_SLAB_FREE_CROSS.cold+0x32/0x32

 5561 19:44:48.653006  x30

 5562 19:44:48.655832  # [   51.533509]  rewind_stack_and_make_dead+0x17/0x20

 5563 19:44:48.662438  # [   51.538467] RIP: 0033:0x7f5300168240

 5564 19:44:48.678789  # [   51.542300] Code: 40 00 48 8b 15 c1 9b 0d 00 f7 d8 64 89 02 48 c7 c0 ff ff ff ff eb b7 0f 1f 00 80 3d a1 23 0e 00 00 74 17 b8 01 00 00 00 0f 05 <48<4>[   52.524425]  ? lkdtm_SLAB_FREE_PAGE+0x40/0x40

 5565 19:44:48.685816  > <3d 00 f0 ff ff 77 58 c3 0f 1f 80 00 00 00 00 48 83 ec 28 48 89

 5566 19:44:48.692235  # [   51.561300] RSP: 002b:00007ffdef424478 EFLAGS: 00000202 ORIG_RAX: 0000000000000001

 5567 19:44:48.699236  # [   51.569119] RAX: ffffffffffffffda RBX: 0000000000000014 RCX: 00007f5300168240

 5568 19:44:48.705074  # [   51.576501] 4>[   52.551217]  ? lkdtm_SLAB_FREE_CROSS.cold+0x32/0x32

 5569 19:44:48.711818  RDX: 0000000000000014 RSI: 00007f530004f000 RDI: 0000000000000001

 5570 19:44:48.718311  # [   51.583887] RBP: 0000000000000014 R08: 00000000ffffffff R09: 0000000000000000

 5571 19:44:48.724752  # [   51.591270] R10: 00007f53000894d0 R11: 0000000000000202 R12: 00007f530004f000

 5572 19:44:48.731424  # [   51.598655] R13:<4>[   52.578537]  ? lkdtm_WRITE_KERN+0x38/0x4e

 5573 19:44:48.737877   0000000000000001 R14: 0000000000020000 R15: 0000000000000000

 5574 19:44:48.741164  # WRITE_RO_AFTER_INIT: saw 'call trace:': ok

 5575 19:44:48.745100  ok 40 selftests: lkdtm: WRITE_RO_AFTER_INIT.sh

 5576 19:44:48.747683  # selftests: lkdtm: WRITE_KERN.sh

 5577 19:44:48.754300  <4>[   52.604988]  direct_entry.cold+0x2c/0x38

 5578 19:44:48.757865  <4>[   52.625807]  full_proxy_write+0x56/0x80

 5579 19:44:48.761392  <4>[   52.629902]  vfs_write+0xea/0x3b0

 5580 19:44:48.764214  <4>[   52.633474]  ksys_write+0x68/0xf0

 5581 19:44:48.767770  <4>[   52.637047]  do_syscall_64+0x33/0x40

 5582 19:44:48.774719  <4>[   52.640878]  entry_SYSCALL_64_after_hwframe+0x67/0xcc

 5583 19:44:48.777805  <4>[   52.646185] RIP: 0033:0x7f4a9f610240

 5584 19:44:48.797215  <4>[   52.650018] Code: 40 00 48 8b 15 c1 9b 0d 00 f7 d8 64 89 02 48 c7 c0 ff ff ff ff eb b7 0f 1f 00 80 3d a1 23 0e 00 00 74 17 b8 01 00 00 00 0f 05 <48> 3d 00 f0 ff ff 77 58 c3 0f 1f 80 00 00 00 00 48 83 ec 28 48 89

 5585 19:44:48.804039  <4>[   52.669017] RSP: 002b:00007ffcbe14dea8 EFLAGS: 00000202 ORIG_RAX: 0000000000000001

 5586 19:44:48.810453  <4>[   52.676835] RAX: ffffffffffffffda RBX: 000000000000000b RCX: 00007f4a9f610240

 5587 19:44:48.820835  <4>[   52.684220] RDX: 000000000000000b RSI: 00007f4a9f4f7000 RDI: 0000000000000001

 5588 19:44:48.827121  <4>[   52.691603] RBP: 000000000000000b R08: 00000000ffffffff R09: 0000000000000000

 5589 19:44:48.833956  <4>[   52.698990] R10: 00007f4a9f5314d0 R11: 0000000000000202 R12: 00007f4a9f4f7000

 5590 19:44:48.839951  <4>[   52.706374] R13: 0000000000000001 R14: 0000000000020000 R15: 0000000000000000

 5591 19:44:48.883411  <4>[   52.713763] Modules linked in: fuse ip_tables cros_ec_sysfs cros_ec_lightbar cros_ec_debugfs cros_usbpd_charger cros_usbpd_logger cros_ec_chardev gsmi ath10k_pci ath10k_core uvcvideo videobuf2_vmalloc videobuf2_memops videobuf2_v4l2 cros_ec_dev videobuf2_common ath designware_i2s snd_soc_acp_da7219mx98357_mach cros_usbpd_notify snd_soc_max98357a snd_soc_da7219 snd_soc_adau7002 acp_audio_dma chromeos_pstore snd_soc_core snd_compress snd_pcm_dmaengine regmap_i2c coreboot_table

 5592 19:44:48.886186  <4>[   52.756034] CR2: ffffffff89c24728

 5593 19:44:48.893252  <4>[   52.759607] ---[ end trace 76cba25db7fed6b5 ]---

 5594 19:44:48.896112  <4>[   52.764479] RIP: 0010:lkdtm_BUG+0x5/0x10

 5595 19:44:48.915726  <4>[   52.768657] Code: 89 ff e8 2e ac 79 ff 48 c7 c0 ea ff ff ff eb de 48 c7 c0 ea ff ff ff e9 29 48 a8 00 48 c7 c0 f4 ff ff ff eb c9 0f 1f 44 00 00 <0f> 0b 66 0f 1f 84 00 00 00 00 00 0f 1f 44 00 00 83 05 30 cc c9 03

 5596 19:44:48.919323  <4>[   52.787657] RSP: 0018:ffffa8af00df3e60 EFLAGS: 00010282

 5597 19:44:48.929109  <4>[   52.793137] RAX: ffffffff89580220 RBX: 0000000000000001 RCX: 0000000000000000

 5598 19:44:48.935814  <4>[   52.800520] RDX: 0000000000000000 RSI: ffff91786ad1bf50 RDI: ffffffff8b4403b0

 5599 19:44:48.942774  <4>[   52.807904] RBP: ffffffff8b92d6c0 R08: 0000000000000001 R09: 0000000000000001

 5600 19:44:48.948895  <4>[   52.815287] R10: 00000000ffffe000 R11: 3fffffffffffffff R12: 0000000000000004

 5601 19:44:48.958953  <4>[   52.822674] R13: ffffa8af00df3f10 R14: ffffa8af00df3f10 R15: ffff917846584000

 5602 19:44:48.965398  <4>[   52.830058] FS:  00007f4a9f6fd740(0000) GS:ffff91786ad00000(0000) knlGS:0000000000000000

 5603 19:44:48.971891  <4>[   52.838396] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033

 5604 19:44:48.978644  <4>[   52.844391] CR2: ffffffff89c24728 CR3: 00000001035f6000 CR4: 00000000001506e0

 5605 19:44:48.988954  <3>[   52.851776] BUG: sleeping function called from invalid context at include/linux/percpu-rwsem.h:49

 5606 19:44:48.995385  <3>[   52.860892] in_atomic(): 0, irqs_disabled(): 1, non_block: 0, pid: 1994, name: cat

 5607 19:44:49.001752  <4>[   52.868711] INFO: lockdep is turned off.

 5608 19:44:49.005405  <4>[   52.872887] irq event stamp: 0

 5609 19:44:49.011632  <4>[   52.876197] hardirqs last  enabled at (0): [<0000000000000000>] 0x0

 5610 19:44:49.018613  <4>[   52.882717] hardirqs last disabled at (0): [<ffffffff88afde5c>] copy_process+0x65c/0x20e0

 5611 19:44:49.028557  <4>[   52.891142] softirqs last  enabled at (0): [<ffffffff88afde5c>] copy_process+0x65c/0x20e0

 5612 19:44:49.035205  <4>[   52.899566] softirqs last disabled at (0): [<0000000000000000>] 0x0

 5613 19:44:49.041567  <4>[   52.906084] CPU: 1 PID: 1994 Comm: cat Tainted: G      D W         5.10.217-cip47 #1

 5614 19:44:49.048354  <4>[   52.914074] Hardware name: Google Grunt/Grunt, BIOS  09/05/2019

 5615 19:44:49.051839  <4>[   52.920243] Call Trace:

 5616 19:44:49.054872  <4>[   52.922952]  dump_stack+0x77/0x9b

 5617 19:44:49.058085  <4>[   52.926526]  ___might_sleep.cold+0xa6/0xb6

 5618 19:44:49.061249  <4>[   52.930881]  exit_signals+0x1c/0x300

 5619 19:44:49.064960  <4>[   52.934714]  do_exit+0xc2/0xab0

 5620 19:44:49.068218  <4>[   52.938114]  ? ksys_write+0x68/0xf0

 5621 19:44:49.074451  <4>[   52.941859]  ? lkdtm_SLAB_FREE_CROSS.cold+0x32/0x32

 5622 19:44:49.078104  <4>[   52.946990]  make_task_dead+0x2f/0x30

 5623 19:44:49.084644  <4>[   52.950913]  rewind_stack_and_make_dead+0x17/0x20

 5624 19:44:49.087770  <4>[   52.955870] RIP: 0033:0x7f4a9f610240

 5625 19:44:49.107404  <4>[   52.959701] Code: 40 00 48 8b 15 c1 9b 0d 00 f7 d8 64 89 02 48 c7 c0 ff ff ff ff eb b7 0f 1f 00 80 3d a1 23 0e 00 00 74 17 b8 01 00 00 00 0f 05 <48> 3d 00 f0 ff ff 77 58 c3 0f 1f 80 00 00 00 00 48 83 ec 28 48 89

 5626 19:44:49.114524  <4>[   52.978700] RSP: 002b:00007ffcbe14dea8 EFLAGS: 00000202 ORIG_RAX: 0000000000000001

 5627 19:44:49.120946  <4>[   52.986520] RAX: ffffffffffffffda RBX: 000000000000000b RCX: 00007f4a9f610240

 5628 19:44:49.127879  <4>[   52.993903] RDX: 000000000000000b RSI: 00007f4a9f4f7000 RDI: 0000000000000001

 5629 19:44:49.137265  <4>[   53.001287] RBP: 000000000000000b R08: 00000000ffffffff R09: 0000000000000000

 5630 19:44:49.143661  <4>[   53.008669] R10: 00007f4a9f5314d0 R11: 0000000000000202 R12: 00007f4a9f4f7000

 5631 19:44:49.150770  <4>[   53.016053] R13: 0000000000000001 R14: 0000000000020000 R15: 0000000000000000

 5632 19:44:49.322682  <6>[   53.189922] lkdtm: Performing direct entry REFCOUNT_INC_OVERFLOW

 5633 19:44:49.325518  # Killed

 5634 19:44:49.328814  # [   51.863577] lkdtm: Performing direct entry WRITE_KERN

 5635 19:44:49.335649  # [   51.868895] lkdtm: attempting bad 6963512 byte write at ffffffff89c24728

 5636 19:44:49.342114  # [   51.898053] BUG: unable to handle page fault for address: ffffffff89c24728

 5637 19:44:49.351864  # [   51.927337] #PF: supe<6>[   53.196280] lkdtm: attempting good refcount_inc() without overflow

 5638 19:44:49.355452  rvisor write access in kernel mode

 5639 19:44:49.361819  # [   51.955009] #PF: error_code(0x0003) - permissions violation

 5640 19:44:49.368670  # [   51.983032] PGD c9629067 P4D c9629067 PUD c962a063 PMD c78001e1 

 5641 19:44:49.372042  # [   52.011474] Oops: 0003 [#15] SMP NOPTI

 5642 19:44:49.381937  # [   52.037665] CPU: 1 PID: 1994 Comm<6>[   53.224929] lkdtm: attempting bad refcount_inc() overflow

 5643 19:44:49.384656  : cat Tainted: G      D W         5.10.217-cip47 #1

 5644 19:44:49.391426  # [   52.067838] Hardware name: Google Grunt/Grunt, BIOS  09/05/2019

 5645 19:44:49.394811  # [   52.074014] RIP: 0010:lkdtm_WRITE_KERN+0x38/0x4e

 5646 19:44:49.408298  # [   52.101061] Code: 53 48 c7 c3 28 47 c2 89 49 89 dc 48 89 da 49 81 ec f0 0<4>[   53.252761] ------------[ cut here ]------------

 5647 19:44:49.418170  5 58 89 4c 89 e6 e8 47 d8 fb ff 48 89 df 4c 89 e1 48 c7 c6 f0 05 58 89 <f3> a4 48 c7 c7 f8 79 8c 8b e8 2c d8 fb ff 5b 41 5c e9 b7 fe ff ff

 5648 19:44:49.424254  # [   52.142242] RSP: 0018:ffffa8af04057e50 EFLAGS: 00010246

 5649 19:44:49.434180  # [   52.169899] RAX: 000000000000003c RBX: ffffffff89<4>[   53.279813] refcount_t: saturated; leaking memory.

 5650 19:44:49.437597  c24728 RCX: 00000000006a4138

 5651 19:44:49.444161  # [   52.199470] RDX: 0000000000000000 RSI: ffffffff895805f0 RDI: ffffffff89c24728

 5652 19:44:49.450970  # [   52.206853] RBP: ffffffff8b8c6c02 R08: 0000000000000000 R09: 0000000000000000

 5653 19:44:49.463824  # [   52.236420] R10: 00000000ffffe000 R11: 3fffffffffffff<4>[   53.307098] WARNING: CPU: 0 PID: 2030 at lib/refcount.c:22 refcount_warn_saturate+0x51/0x110

 5654 19:44:49.467463  ff R12: 00000000006a4138

 5655 19:44:49.473839  # [   52.243803] R13: ffffa8af04057f10 R14: ffffa8af04057f10 R15: ffff91784597b000

 5656 19:44:49.484249  # [   52.273371] FS:  00007f4a9f6fd740(0000) GS:ffff91786ad00000(0000) knlGS:0000000000000000

 5657 19:44:49.529937  # [   52.303894] CS:  0010 DS: 0000 ES: 0000 CR0: 0<4>[   53.337933] Modules linked in: fuse ip_tables cros_ec_sysfs cros_ec_lightbar cros_ec_debugfs cros_usbpd_charger cros_usbpd_logger cros_ec_chardev gsmi ath10k_pci ath10k_core uvcvideo videobuf2_vmalloc videobuf2_memops videobuf2_v4l2 cros_ec_dev videobuf2_common ath designware_i2s snd_soc_acp_da7219mx98357_mach cros_usbpd_notify snd_soc_max98357a snd_soc_da7219 snd_soc_adau7002 acp_audio_dma chromeos_pstore snd_soc_core snd_compress snd_pcm_dmaengine regmap_i2c coreboot_table

 5658 19:44:49.530082  000000080050033

 5659 19:44:49.539921  # [   52.309882] CR2: ffffffff89c24728 CR3: 00000001035f6000 CR4: 00000000001506e0

 5660 19:44:49.540042  # [   52.339450] Call Trace:

 5661 19:44:49.546786  # [   52.364350]  ? __die_body.cold+0x1a/0x1f

 5662 19:44:49.550086  # [   52.390701]  ? no_context+0x177/0x380

 5663 19:44:49.559812  # [   52.416805]  ? lkdtm_SLAB_FRE<4>[   53.402365] CPU: 0 PID: 2030 Comm: cat Tainted: G      D W         5.10.217-cip47 #1

 5664 19:44:49.563296  E_CROSS.cold+0x32/0x32

 5665 19:44:49.566206  # [   52.444122]  ? exc_page_fault+0xd7/0x170

 5666 19:44:49.569566  # [   52.470484]  ? asm_exc_page_fault+0x1e/0x30

 5667 19:44:49.586941  # [   52.497105]  ? lkdtm_SLAB_FREE_CROSS.cold+0x32/0x32

 5668 19:44:49.587115  # [   52.524425]  ? lkdtm_SLAB_FREE_PAGE+0x40/0x40

 5669 19:44:49.589566  # [   52.551217]  ? lkdtm<4>[   53.432544] Hardware name: Google Grunt/Grunt, BIOS  09/05/2019

 5670 19:44:49.593051  _SLAB_FREE_CROSS.cold+0x32/0x32

 5671 19:44:49.595931  # [   52.578537]  ? lkdtm_WRITE_KERN+0x38/0x4e

 5672 19:44:49.599491  # [   52.604988]  direct_entry.cold+0x2c/0x38

 5673 19:44:49.602994  # [   52.625807]  full_proxy_write+0x56/0x80

 5674 19:44:49.606311  # [   52.629902]  vfs_write+0xea/0x3b0

 5675 19:44:49.609652  # [   52.633474]  ksys_write+0x68/0xf0

 5676 19:44:49.616194  # <4>[   53.460908] RIP: 0010:refcount_warn_saturate+0x51/0x110

 5677 19:44:49.619031  [   52.637047]  do_syscall_64+0x33/0x40

 5678 19:44:49.625515  # [   52.640878]  entry_SYSCALL_64_after_hwframe+0x67/0xcc

 5679 19:44:49.628971  # [   52.646185] RIP: 0033:0x7f4a9f610240

 5680 19:44:49.658566  # [   52.650018] Code: 40 00 48 8b 15 c1 9b 0d 00 f7 d8 64 89 02 48 c7 c0 ff ff ff ff eb b7 0f 1f 00 80 3d a1 23<4>[   53.488565] Code: 84 bc 00 00 00 e9 9f 91 04 01 85 f6 74 46 80 3d e0 ba d6 02 00 75 ee 48 c7 c7 40 13 82 8b c6 05 d0 ba d6 02 01 e8 15 0e c2 00 <0f> 0b e9 78 91 04 01 80 3d bc ba d6 02 00 75 cb 48 c7 c7 68 13 82

 5681 19:44:49.665130   0e 00 00 74 17 b8 01 00 00 00 0f 05 <48> 3d 00 f0 ff ff 77 58 c3 0f 1f 80 00 00 00 00 48 83 ec 28 48 89

 5682 19:44:49.674924  # [   52.669017] RSP: 002b:00007ffcbe14dea8 EFLAGS: 00000202 ORIG_RAX: 0000000000000001

 5683 19:44:49.685448  # [   52.676835] RAX: ffffffffffffffda RBX: 000000000000000b <4>[   53.529756] RSP: 0018:ffffa8af040c7e48 EFLAGS: 00010286

 5684 19:44:49.688953  RCX: 00007f4a9f610240

 5685 19:44:49.695263  # [   52.684220] RDX: 000000000000000b RSI: 00007f4a9f4f7000 RDI: 0000000000000001

 5686 19:44:49.701727  # [   52.691603] RBP: 000000000000000b R08: 00000000ffffffff R09: 0000000000000000

 5687 19:44:49.714973  # [   52.698990] R10: 00007f4a9f5314d0 R11: 0000000000000202 R12:<4>[   53.557425] RAX: 0000000000000000 RBX: 000000000000002b RCX: 0000000000000000

 5688 19:44:49.715113   00007f4a9f4f7000

 5689 19:44:49.724729  # [   52.706374] R13: 0000000000000001 R14: 0000000000020000 R15: 0000000000000000

 5690 19:44:49.744539  # [   52.713763] Modules linked in: fuse ip_tables cros_ec_sysfs cros_ec_lightbar cros_ec_debugfs cros_usbpd_charger cros_usbpd_logger cros_ec_chardev gs<4>[   53.587018] RDX: ffff91786ac2c620 RSI: ffff91786ac1bf50 RDI: ffff91786ac1bf50

 5691 19:44:49.774331  mi ath10k_pci ath10k_core uvcvideo videobuf2_vmalloc videobuf2_memops videobuf2_v4l2 cros_ec_dev videobuf2_common ath designware_i2s snd_soc_acp_da7219mx98357_mach cros_usbpd_notify snd_soc_max98357a snd_soc_da7219 snd_soc_adau7002 acp_audio_dma chromeos_p<4>[   53.616573] RBP: ffffffff8b8c6c0d R08: 0000000000000000 R09: 0000000000000000

 5692 19:44:49.780949  store snd_soc_core snd_compress snd_pcm_dmaengine regmap_i2c coreboot_table

 5693 19:44:49.783816  # [   52.756034] CR2: ffffffff89c24728

 5694 19:44:49.787310  # [   52.759607] ---[ end trace 76cba25db7fed6b5 ]---

 5695 19:44:49.793756  # [   52.764479] RIP: 0010:lkdtm_BUG+0x5/0x10

 5696 19:44:49.804008  # [   52.768657] Code: 89 ff e8 2e ac<4>[   53.646207] R10: 00000000ffffe000 R11: 3fffffffffffffff R12: 0000000000000016

 5697 19:44:49.820382   79 ff 48 c7 c0 ea ff ff ff eb de 48 c7 c0 ea ff ff ff e9 29 48 a8 00 48 c7 c0 f4 ff ff ff eb c9 0f 1f 44 00 00 <0f> 0b 66 0f 1f 84 00 00 00 00 00 0f 1f 44 00 00 83 05 30 cc c9 03

 5698 19:44:49.823819  # [   52.787657] RSP: 0018:ffffa8af00df3e60 EFLAGS: 00010282

 5699 19:44:49.833784  # [   52.7931<4>[   53.675771] R13: ffffa8af040c7f10 R14: ffffa8af040c7f10 R15: ffff917844fa0000

 5700 19:44:49.847129  37] RAX: ffffffff89580220 RBX: 0000000000000001 RCX: 0000000000000000<4>[   53.705285] FS:  00007fc0d98d5740(0000) GS:ffff91786ac00000(0000) knlGS:0000000000000000

 5701 19:44:49.847287  

 5702 19:44:49.853405  <4>[   53.719590] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033

 5703 19:44:49.866437  # [   52.800520] RDX: 0000000000000000 RSI: ffff91786ad1bf50 RDI: ffffffff8b4403b0<4>[   53.725780] CR2: 00007fc0d96c7000 CR3: 0000000102984000 CR4: 00000000001506f0

 5704 19:44:49.866558  

 5705 19:44:49.869836  <4>[   53.740270] Call Trace:

 5706 19:44:49.879712  # [   52.807904] RBP: ffffffff8b92d6c0 R08: 0000000000000001 R09: 0000000000000001<4>[   53.743174]  ? __warn+0x80/0x110

 5707 19:44:49.886403  <4>[   53.753739]  ? refcount_warn_saturate+0x51/0x110

 5708 19:44:49.886504  

 5709 19:44:49.890379  <4>[   53.758627]  ? report_bug+0x9e/0xc0

 5710 19:44:49.892882  <4>[   53.762542]  ? handle_bug+0x41/0x90

 5711 19:44:49.900128  # [   52.815287] R10: 00000000ffffe000 R11: 3fffffffffffffff R12: 0000000000000004

 5712 19:44:49.909459  # [   52.822674] R13: ffffa8af00df3f10 R14: ffffa8af00df3f10 R15: ffff917846584000

 5713 19:44:49.912890  <4>[   53.766429]  ? exc_invalid_op+0x14/0x70

 5714 19:44:49.919351  # [   52.830058] FS:  00007f4a9f6fd740(0000) GS:ffff91786ad00000(0000) knlGS:0000000000000000

 5715 19:44:49.926365  # [   52.838396] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033

 5716 19:44:49.932531  # [   52.844391] CR2: ffffffff89c24728 CR3: 00000001035f6000 CR4: 00000000001506e0

 5717 19:44:49.939663  # [   52.<4>[   53.785073]  ? asm_exc_invalid_op+0x12/0x20

 5718 19:44:49.946084  851776] BUG: sleeping function called from invalid context at include/linux/percpu-rwsem.h:49

 5719 19:44:49.955679  # [   52.860892] in_atomic(): 0, irqs_disabled(): 1, non_block: 0, pid: 1994, name: cat

 5720 19:44:49.959319  # [   52.868711] INFO: lockdep is turned off.

 5721 19:44:49.965713  # [   52.872887] irq even<4>[   53.811710]  ? refcount_warn_saturate+0x51/0x110

 5722 19:44:49.965817  t stamp: 0

 5723 19:44:49.972452  # [   52.876197] hardirqs last  enabled at (0): [<0000000000000000>] 0x0

 5724 19:44:49.982224  # [   52.882717] hardirqs last disabled at (0): [<ffffffff88afde5c>] copy_process+0x65c/0x20e0

 5725 19:44:49.992010  # [   52.891142] softirqs last  enabled at (0): [<ffffffff88afde5c>] copy_<4>[   53.838767]  ? refcount_warn_saturate+0x51/0x110

 5726 19:44:49.995300  process+0x65c/0x20e0

 5727 19:44:50.001788  # [   52.899566] softirqs last disabled at (0): [<0000000000000000>] 0x0

 5728 19:44:50.004713  <4>[   53.865802]  lkdtm_REFCOUNT_INC_OVERFLOW+0x70/0x98

 5729 19:44:50.018217  # [   52.906084] CPU: 1 PID: 1994 Comm: cat Tainted: G      D W         5.10.217-cip47 #1<4>[   53.879171]  direct_entry.cold+0x2c/0x38

 5730 19:44:50.018355  

 5731 19:44:50.021790  <4>[   53.891054]  full_proxy_write+0x56/0x80

 5732 19:44:50.027908  # [   52.914074] Hardware name: Google Grunt/Grunt, BIOS  09/05/2019

 5733 19:44:50.034732  # [   52.920243] Call Trace:<4>[   53.895339]  vfs_write+0xea/0x3b0

 5734 19:44:50.038219  <4>[   53.907383]  ksys_write+0x68/0xf0

 5735 19:44:50.038324  

 5736 19:44:50.040951  <4>[   53.911000]  do_syscall_64+0x33/0x40

 5737 19:44:50.051094  # [   52.922952]  dump_stack+0x77/0x9b<4>[   53.914999]  entry_SYSCALL_64_after_hwframe+0x67/0xcc

 5738 19:44:50.051202  

 5739 19:44:50.054279  <4>[   53.923681] RIP: 0033:0x7fc0d97e0240

 5740 19:44:50.060916  # [   52.926526]  ___might_sleep.cold+0xa6/0xb6

 5741 19:44:50.064452  # [   52.930881]  exit_signals+0x1c/0x300

 5742 19:44:50.067349  # [   52.934714]  do_exit+0xc2/0xab0

 5743 19:44:50.071080  # [   52.938114]  ? ksys_write+0x68/0xf0

 5744 19:44:50.073839  # [   52.941859]  ? lkdtm_SLAB_FREE_CROSS.cold+0x32/0x32

 5745 19:44:50.093586  <4>[   53.927769] Code: 40 00 48 8b 15 c1 9b 0d 00 f7 d8 64 89 02 48 c7 c0 ff ff ff ff eb b7 0f 1f 00 80 3d a1 23 0e 00 00 74 17 b8 01 00 00 00 0f 05 <48> 3d 00 f0 ff ff 77 58 c3 0f 1f 80 00 00 00 00 48 83 ec 28 48 89

 5746 19:44:50.103644  <4>[   53.966651] RSP: 002b:00007ffd37fed898 EFLAGS: 00000202 ORIG_RAX: 0000000000000001

 5747 19:44:50.113265  # [   52.946990]  make_task_dead+0x2f/0x30<4>[   53.974521] RAX: ffffffffffffffda RBX: 0000000000000016 RCX: 00007fc0d97e0240

 5748 19:44:50.113385  

 5749 19:44:50.120113  <4>[   53.985504] RDX: 0000000000000016 RSI: 00007fc0d96c7000 RDI: 0000000000000001

 5750 19:44:50.132854  # [   52.950913]  rewind_stack_and_make_dead+0x17/0x20<4>[   53.993099] RBP: 0000000000000016 R08: 00000000ffffffff R09: 0000000000000000

 5751 19:44:50.139731  <4>[   54.005202] R10: 00007fc0d97014d0 R11: 0000000000000202 R12: 00007fc0d96c7000

 5752 19:44:50.139867  

 5753 19:44:50.146182  <4>[   54.012629] R13: 0000000000000001 R14: 0000000000020000 R15: 0000000000000000

 5754 19:44:50.149959  <4>[   54.020167] irq event stamp: 0

 5755 19:44:50.160131  # [   52.955870] RIP: 0033:0x7f4a9f610240<4>[   54.023509] hardirqs last  enabled at (0): [<0000000000000000>] 0x0

 5756 19:44:50.169412  <4>[   54.033569] hardirqs last disabled at (0): [<ffffffff88afde5c>] copy_process+0x65c/0x20e0

 5757 19:44:50.169596  

 5758 19:44:50.179588  <4>[   54.042008] softirqs last  enabled at (0): [<ffffffff88afde5c>] copy_process+0x65c/0x20e0

 5759 19:44:50.185919  <4>[   54.050600] softirqs last disabled at (0): [<0000000000000000>] 0x0

 5760 19:44:50.205797  # [   52.959701] Code: 40 00 48 8b 15 c1 9b 0d 00 f7 d8 64 89 02 48 c7 c0 ff ff ff ff eb b7 0f 1f 00 80 3d a1 23 0e 00 00 74 17 b8 01 00 00 00 0f 05 <48> 3d 00 f0 ff ff 77 58 c3 0f 1f 80 00 00 00 00 48<4>[   54.057171] ---[ end trace 76cba25db7fed6b6 ]---

 5761 19:44:50.212969  <6>[   54.079425] lkdtm: Overflow detected: saturated

 5762 19:44:50.213168   83 ec 28 48 89

 5763 19:44:50.222559  # [   52.978700] RSP: 002b:00007ffcbe14dea8 EFLAGS: 00000202 ORIG_RAX: 0000000000000001

 5764 19:44:50.228889  # [   52.986520] RAX: ffffffffffffffda RBX: 000000000000000b RCX: 00007f4a9f610240

 5765 19:44:50.235789  # [   52.993903] RDX: 000000000000000b RSI: 00007f4a9f4f7000 RDI: 0000000000000001

 5766 19:44:50.242126  # [   53.001287] RBP: 000000000000000b R08: 00000000ffffffff R09: 0000000000000000

 5767 19:44:50.248436  # [   53.008669] R10: 00007f4a9f5314d0 R11: 0000000000000202 R12: 00007f4a9f4f7000

 5768 19:44:50.258351  # [   53.016053] R13: 0000000000000001 R14: 0000000000020000 R15: 0000000000000000

 5769 19:44:50.261811  # WRITE_KERN: saw 'call trace:': ok

 5770 19:44:50.265433  ok 41 selftests: lkdtm: WRITE_KERN.sh

 5771 19:44:50.268250  # selftests: lkdtm: REFCOUNT_INC_OVERFLOW.sh

 5772 19:44:50.275065  # [   53.189922] lkdtm: Performing direct entry REFCOUNT_INC_OVERFLOW

 5773 19:44:50.281527  # [   53.196280] lkdtm: attempting good refcount_inc() without overflow

 5774 19:44:50.284672  # [   53.224929] lkdtm: attempting bad refcount_inc() overflow

 5775 19:44:50.291750  # [   53.252761] ------------[ cut here ]------------

 5776 19:44:50.295218  # [   53.279813] refcount_t: saturated; leaking memory.

 5777 19:44:50.305016  # [   53.307098] WARNING: CPU: 0 PID: 2030 at lib/refcount.c:22 refcount_warn_saturate+0x51/0x110

 5778 19:44:50.347826  # [   53.337933] Modules linked in: fuse ip_tables cros_ec_sysfs cros_ec_lightbar cros_ec_debugfs cros_usbpd_charger cros_usbpd_logger cros_ec_chardev gsmi ath10k_pci ath10k_core uvcvideo videobuf2_vmalloc videobuf2_memops videobuf2_v4l2 cros_ec_dev videobuf2_common ath designware_i2s snd_soc_acp_da7219mx98357_mach cros_usbpd_notify snd_soc_max98357a snd_soc_da7219 snd_soc_adau7002 acp_audio_dma chromeos_pstore snd_soc_core snd_compress snd_pcm_dmaengine regmap_i2c coreboot_table

 5779 19:44:50.354033  # [   53.402365] CPU: 0 PID: 2030 Comm: cat Tainted: G      D W         5.10.217-cip47 #1

 5780 19:44:50.360419  # [   53.432544] Hardware name: Google Grunt/Grunt, BIOS  09/05/2019

 5781 19:44:50.364027  # [   53.460908] RIP: 0010:refcount_warn_saturate+0x51/0x110

 5782 19:44:50.374087  # [   53.488565] Code: 84 bc 00<6>[   54.226722] lkdtm: Performing direct entry REFCOUNT_ADD_OVERFLOW

 5783 19:44:50.390515   00 00 e9 9f 91 04 01 85 f6 74 46 80 3d e0 ba d6 02 00 75 ee 48 c7 c7 40 13 82 8b c6 05 d0 ba d6 02 01 e8 15 0e c2 00 <0f> 0b e9 78 91 04 01 80 3d bc ba d6 02 00 75 cb 48 c7 c7 68 13 82

 5784 19:44:50.396743  # [   53.529756] RSP: 0018:ffffa8af040c7e48 EFLAGS: 00010286

 5785 19:44:50.403478  # [   5<6>[   54.247099] lkdtm: attempting good refcount_add() without overflow

 5786 19:44:50.410409  3.557425] RAX: 0000000000000000 RBX: 000000000000002b RCX: 0000000000000000

 5787 19:44:50.417229  # [   53.587018] RDX: ffff91786ac2c620 RSI: ffff91786ac1bf50 RDI: ffff91786ac1bf50

 5788 19:44:50.423184  # [   53.616573] RBP: ffffffff8b8c6c0d R08: 0000000000000000 R09: 0000000000000000

 5789 19:44:50.429762  # [   53.64<6>[   54.275724] lkdtm: attempting bad refcount_add() overflow

 5790 19:44:50.436277  6207] R10: 00000000ffffe000 R11: 3fffffffffffffff R12: 0000000000000016

 5791 19:44:50.443415  # [   53.675771] R13: ffffa8af040c7f10 R14: ffffa8af040c7f10 R15: ffff917844fa0000

 5792 19:44:50.453288  # [   53.705285] FS:  00007fc0d98d5740(0000) GS:ffff91786ac00000(0000) knlGS:0000000000000000

 5793 19:44:50.459777  # [ <4>[   54.303583] ------------[ cut here ]------------

 5794 19:44:50.463260    53.719590] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033

 5795 19:44:50.469802  # [   53.725780] CR2: 00007fc0d96c7000 CR3: 0000000102984000 CR4: 00000000001506f0

 5796 19:44:50.472792  # [   53.740270] Call Trace:

 5797 19:44:50.476329  # [   53.743174]  ? __warn+0x80/0x110

 5798 19:44:50.485757  # [   53.753739]  ? refcount_warn_satur<4>[   54.330652] refcount_t: saturated; leaking memory.

 5799 19:44:50.485867  ate+0x51/0x110

 5800 19:44:50.489195  # [   53.758627]  ? report_bug+0x9e/0xc0

 5801 19:44:50.492548  # [   53.762542]  ? handle_bug+0x41/0x90

 5802 19:44:50.498994  # [   53.766429]  ? exc_invalid_op+0x14/0x70

 5803 19:44:50.502453  # [   53.785073]  ? asm_exc_invalid_op+0x12/0x20

 5804 19:44:50.505949  # [   53.811710]  ? refcount_warn_saturate+0x51/0x110

 5805 19:44:50.516033  # [  <4>[   54.357972] WARNING: CPU: 1 PID: 2063 at lib/refcount.c:22 refcount_warn_saturate+0x51/0x110

 5806 19:44:50.518757   53.838767]  ? refcount_warn_saturate+0x51/0x110

 5807 19:44:50.525783  # [   53.865802]  lkdtm_REFCOUNT_INC_OVERFLOW+0x70/0x98

 5808 19:44:50.528608  # [   53.879171]  direct_entry.cold+0x2c/0x38

 5809 19:44:50.531919  # [   53.891054]  full_proxy_write+0x56/0x80

 5810 19:44:50.535394  # [   53.895339]  vfs_write+0xea/0x3b0

 5811 19:44:50.581775  # [   53.907383]<4>[   54.388786] Modules linked in: fuse ip_tables cros_ec_sysfs cros_ec_lightbar cros_ec_debugfs cros_usbpd_charger cros_usbpd_logger cros_ec_chardev gsmi ath10k_pci ath10k_core uvcvideo videobuf2_vmalloc videobuf2_memops videobuf2_v4l2 cros_ec_dev videobuf2_common ath designware_i2s snd_soc_acp_da7219mx98357_mach cros_usbpd_notify snd_soc_max98357a snd_soc_da7219 snd_soc_adau7002 acp_audio_dma chromeos_pstore snd_soc_core snd_compress snd_pcm_dmaengine regmap_i2c coreboot_table

 5812 19:44:50.581921    ksys_write+0x68/0xf0

 5813 19:44:50.585309  # [   53.911000]  do_syscall_64+0x33/0x40

 5814 19:44:50.591596  # [   53.914999]  entry_SYSCALL_64_after_hwframe+0x67/0xcc

 5815 19:44:50.595025  # [   53.923681] RIP: 0033:0x7fc0d97e0240

 5816 19:44:50.611384  # [   53.927769] Code: 40 00 48 8b 15 c1 9b 0d 00 f7 d8 64 89 02 48 c7 c0 ff ff ff ff <4>[   54.453142] CPU: 1 PID: 2063 Comm: cat Tainted: G      D W         5.10.217-cip47 #1

 5817 19:44:50.621152  eb b7 0f 1f 00 80 3d a1 23 0e 00 00 74 17 b8 01 00 00 00 0f 05 <48> 3d 00 f0 ff ff 77 58 c3 0f 1f 80 00 00 00 00 48 83 ec 28 48 89

 5818 19:44:50.631153  # [   53.966651] RSP: 002b:00007ffd37fed898 EFLAGS: 00000202 ORIG_RAX: 0000000000000001

 5819 19:44:50.637476  # [   53.974521] RAX: fffffffffffff<4>[   54.483349] Hardware name: Google Grunt/Grunt, BIOS  09/05/2019

 5820 19:44:50.644554  fda RBX: 0000000000000016 RCX: 00007fc0d97e0240

 5821 19:44:50.650989  # [   53.985504] RDX: 0000000000000016 RSI: 00007fc0d96c7000 RDI: 0000000000000001

 5822 19:44:50.657727  # [   53.993099] RBP: 0000000000000016 R08: 00000000ffffffff R09: 0000000000000000

 5823 19:44:50.667403  # [   54.005202] R10: 00007fc0d97014d0 <4>[   54.511666] RIP: 0010:refcount_warn_saturate+0x51/0x110

 5824 19:44:50.670810  R11: 0000000000000202 R12: 00007fc0d96c7000

 5825 19:44:50.677552  # [   54.012629] R13: 0000000000000001 R14: 0000000000020000 R15: 0000000000000000

 5826 19:44:50.680953  # [   54.020167] irq event stamp: 0

 5827 19:44:50.687458  # [   54.023509] hardirqs last  enabled at (0): [<0000000000000000>] 0x0

 5828 19:44:50.707140  # [   54.033569]<4>[   54.539352] Code: 84 bc 00 00 00 e9 9f 91 04 01 85 f6 74 46 80 3d e0 ba d6 02 00 75 ee 48 c7 c7 40 13 82 8b c6 05 d0 ba d6 02 01 e8 15 0e c2 00 <0f> 0b e9 78 91 04 01 80 3d bc ba d6 02 00 75 cb 48 c7 c7 68 13 82

 5829 19:44:50.713547   hardirqs last disabled at (0): [<ffffffff88afde5c>] copy_process+0x65c/0x20e0

 5830 19:44:50.723557  # [   54.042008] softirqs last  enabled at (0): [<ffffffff88afde5c>] copy_process+0x65c/0x20e0

 5831 19:44:50.729840  # [   54.050600] softirqs last disabled at (0): [<0000000000000000>] 0x0

 5832 19:44:50.736547  # [   <4>[   54.580523] RSP: 0018:ffffa8af0413fe48 EFLAGS: 00010286

 5833 19:44:50.739946  54.057171] ---[ end trace 76cba25db7fed6b6 ]---

 5834 19:44:50.743281  # [   54.079425] lkdtm: Overflow detected: saturated

 5835 19:44:50.750190  # REFCOUNT_INC_OVERFLOW: saw 'call trace:': ok

 5836 19:44:50.753190  ok 42 selftests: lkdtm: REFCOUNT_INC_OVERFLOW.sh

 5837 19:44:50.756797  # selftests: lkdtm: REFCOUNT_ADD_OVERFLOW.sh

 5838 19:44:50.763047  <4>[   54.610736] RAX: 0000000000000000 RBX: 000000000000002c RCX: 0000000000000000

 5839 19:44:50.772707  <4>[   54.636988] RDX: ffff91786ad2c620 RSI: ffff91786ad1bf50 RDI: ffff91786ad1bf50

 5840 19:44:50.779519  <4>[   54.644431] RBP: ffffffff8b8c6c23 R08: 0000000000000000 R09: 0000000000000000

 5841 19:44:50.786724  <4>[   54.651843] R10: 00000000ffffe000 R11: 3fffffffffffffff R12: 0000000000000016

 5842 19:44:50.793002  <4>[   54.659243] R13: ffffa8af0413ff10 R14: ffffa8af0413ff10 R15: ffff917843d4c000

 5843 19:44:50.802804  <4>[   54.666670] FS:  00007faf79ae5740(0000) GS:ffff91786ad00000(0000) knlGS:0000000000000000

 5844 19:44:50.809350  <4>[   54.675096] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033

 5845 19:44:50.815793  <4>[   54.681132] CR2: 00007faf798d7000 CR3: 0000000105e10000 CR4: 00000000001506e0

 5846 19:44:50.819189  <4>[   54.688559] Call Trace:

 5847 19:44:50.822776  <4>[   54.691306]  ? __warn+0x80/0x110

 5848 19:44:50.826171  <4>[   54.694840]  ? refcount_warn_saturate+0x51/0x110

 5849 19:44:50.832291  <4>[   54.699749]  ? report_bug+0x9e/0xc0

 5850 19:44:50.835936  <4>[   54.703563]  ? handle_bug+0x41/0x90

 5851 19:44:50.839273  <4>[   54.707345]  ? exc_invalid_op+0x14/0x70

 5852 19:44:50.842233  <4>[   54.711489]  ? asm_exc_invalid_op+0x12/0x20

 5853 19:44:50.849195  <4>[   54.715964]  ? refcount_warn_saturate+0x51/0x110

 5854 19:44:50.852500  <4>[   54.720897]  ? refcount_warn_saturate+0x51/0x110

 5855 19:44:50.859251  <4>[   54.725804]  lkdtm_REFCOUNT_ADD_OVERFLOW+0x7f/0xa7

 5856 19:44:50.862127  <4>[   54.730918]  direct_entry.cold+0x2c/0x38

 5857 19:44:50.865792  <4>[   54.735134]  full_proxy_write+0x56/0x80

 5858 19:44:50.868667  <4>[   54.739311]  vfs_write+0xea/0x3b0

 5859 19:44:50.875677  <4>[   54.742912]  ksys_write+0x68/0xf0

 5860 19:44:50.878322  <4>[   54.746611]  do_syscall_64+0x33/0x40

 5861 19:44:50.881711  <4>[   54.750533]  entry_SYSCALL_64_after_hwframe+0x67/0xcc

 5862 19:44:50.888319  <4>[   54.755924] RIP: 0033:0x7faf799f0240

 5863 19:44:50.904872  <4>[   54.759853] Code: 40 00 48 8b 15 c1 9b 0d 00 f7 d8 64 89 02 48 c7 c0 ff ff ff ff eb b7 0f 1f 00 80 3d a1 23 0e 00 00 74 17 b8 01 00 00 00 0f 05 <48> 3d 00 f0 ff ff 77 58 c3 0f 1f 80 00 00 00 00 48 83 ec 28 48 89

 5864 19:44:50.914960  <4>[   54.778955] RSP: 002b:00007ffda64da3e8 EFLAGS: 00000202 ORIG_RAX: 0000000000000001

 5865 19:44:50.921222  <4>[   54.786839] RAX: ffffffffffffffda RBX: 0000000000000016 RCX: 00007faf799f0240

 5866 19:44:50.928488  <4>[   54.794270] RDX: 0000000000000016 RSI: 00007faf798d7000 RDI: 0000000000000001

 5867 19:44:50.937926  <4>[   54.801689] RBP: 0000000000000016 R08: 00000000ffffffff R09: 0000000000000000

 5868 19:44:50.944661  <4>[   54.809089] R10: 00007faf799114d0 R11: 0000000000000202 R12: 00007faf798d7000

 5869 19:44:50.951051  <4>[   54.816495] R13: 0000000000000001 R14: 0000000000020000 R15: 0000000000000000

 5870 19:44:50.954540  <4>[   54.823903] irq event stamp: 0

 5871 19:44:50.961474  <4>[   54.827223] hardirqs last  enabled at (0): [<0000000000000000>] 0x0

 5872 19:44:50.971095  <4>[   54.833751] hardirqs last disabled at (0): [<ffffffff88afde5c>] copy_process+0x65c/0x20e0

 5873 19:44:50.978167  <4>[   54.842184] softirqs last  enabled at (0): [<ffffffff88afde5c>] copy_process+0x65c/0x20e0

 5874 19:44:50.984291  <4>[   54.850627] softirqs last disabled at (0): [<0000000000000000>] 0x0

 5875 19:44:50.990626  <4>[   54.857150] ---[ end trace 76cba25db7fed6b7 ]---

 5876 19:44:50.994442  <6>[   54.862029] lkdtm: Overflow detected: saturated

 5877 19:44:51.032651  # [   54.226722] lkdtm: Performing direct entry REFCOUNT_ADD_OVERFLOW

 5878 19:44:51.039833  # [   54.247099] lkdtm: attempting good refcount_add() without overflow

 5879 19:44:51.045837  # [   54.275724] lkdtm: attempting bad refcount_add() overflow

 5880 19:44:51.049097  # [   54.303583] ------------[ cut here ]------------

 5881 19:44:51.056217  # [   54.330652] refcount_t: saturated; leaking memory.

 5882 19:44:51.066106  # [   54.357972] WARNING: CPU: 1 PID: 2063 at lib/refcount.c:22 refcount_warn_saturate+0x51/0x110

 5883 19:44:51.105615  # [   54.388786] Modules linked in: fuse ip_tables cros_ec_sysfs cros_ec_lightbar cros_ec_debugfs cros_usbpd_charger cros_usbpd_logger cros_ec_chardev gsmi ath10k_pci ath10k_core uvcvideo videobuf2_vmalloc videobuf2_memops videobuf2_v4l2 cros_ec_dev videobuf2_common ath designware_i2s snd_soc_acp_da7219mx98357_mach cros_usbpd_notify snd_soc_max98357a snd_soc_da7219 snd_soc_adau7002 acp_audio_dma chromeos_pstore snd_soc_core snd_compress snd_pcm_dmaengine regmap_i2c coreboot_table

 5884 19:44:51.115275  # [   54.453142] CPU: 1 PID: 2063 Comm: cat Tainted: G      D W         5.10.217-cip47 #1

 5885 19:44:51.118845  # [   54.483349] Hardware name: Google Grunt/Grunt, BIOS  09/05/2019

 5886 19:44:51.125284  # [   54.511666] RIP: 0010:refcount_warn_saturate+0x51/0x110

 5887 19:44:51.145369  # [   54.539352] Code: 84 bc 00 00 00 e9 9f 91 04 01 85 f6 74 46 80 3d e0 ba d6 02 00 75 ee 48 c7 c7 40 13 82 8b c6 05 d0 ba d6 02 01 e8 15 0e c2 00 <0f> 0b e9 78 91 04 01 80 3d bc ba d6 02 00 75 cb 48 c7 c7 68 13 82

 5888 19:44:51.151687  # [   54.580523] RSP: 0018:ffffa8af0413fe48 EFLAGS: 00010286

 5889 19:44:51.157945  # [   54.610736] RAX: 0000000000000000 RBX: 000000000000002c RCX: 0000000000000000

 5890 19:44:51.167750  # [   54.636988] RDX: ffff91786ad2c620 RSI: <6>[   55.016333] lkdtm: Performing direct entry REFCOUNT_INC_NOT_ZERO_OVERFLOW

 5891 19:44:51.171191  ffff91786ad1bf50 RDI: ffff91786ad1bf50

 5892 19:44:51.178100  # [   54.644431] RBP: ffffffff8b8c6c23 R08: 0000000000000000 R09: 0000000000000000

 5893 19:44:51.184311  # [   54.651843] R10: 00000000ffffe000 R11: 3fffffffffffffff R12: 0000000000000016

 5894 19:44:51.198218  # [   54.659243] R13: ffffa8af0413ff10 R14: ffff<6>[   55.040735] lkdtm: attempting bad refcount_inc_not_zero() overflow

 5895 19:44:51.201093  a8af0413ff10 R15: ffff917843d4c000

 5896 19:44:51.207390  # [   54.666670] FS:  00007faf79ae5740(0000) GS:ffff91786ad00000(0000) knlGS:0000000000000000

 5897 19:44:51.214268  # [   54.675096] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033

 5898 19:44:51.223881  # [   54.681132] CR2: 00007faf798d7000 CR3: 0000000105e10<4>[   55.069357] ------------[ cut here ]------------

 5899 19:44:51.227506  000 CR4: 00000000001506e0

 5900 19:44:51.227644  # [   54.688559] Call Trace:

 5901 19:44:51.231043  # [   54.691306]  ? __warn+0x80/0x110

 5902 19:44:51.237538  # [   54.694840]  ? refcount_warn_saturate+0x51/0x110

 5903 19:44:51.241054  # [   54.699749]  ? report_bug+0x9e/0xc0

 5904 19:44:51.244217  # [   54.703563]  ? handle_bug+0x41/0x90

 5905 19:44:51.250752  # [   54.707345]  ? e<4>[   55.096460] refcount_t: saturated; leaking memory.

 5906 19:44:51.254193  xc_invalid_op+0x14/0x70

 5907 19:44:51.256938  # [   54.711489]  ? asm_exc_invalid_op+0x12/0x20

 5908 19:44:51.263839  # [   54.715964]  ? refcount_warn_saturate+0x51/0x110

 5909 19:44:51.266717  # [   54.720897]  ? refcount_warn_saturate+0x51/0x110

 5910 19:44:51.273951  # [   54.725804]  lkdtm_REFCOUNT_ADD_OVERFLOW+0x7f/0xa7

 5911 19:44:51.283637  # [   54.73091<4>[   55.126183] WARNING: CPU: 1 PID: 2096 at lib/refcount.c:19 refcount_warn_saturate+0x97/0x110

 5912 19:44:51.283736  8]  direct_entry.cold+0x2c/0x38

 5913 19:44:51.290260  # [   54.735134]  full_proxy_write+0x56/0x80

 5914 19:44:51.293865  # [   54.739311]  vfs_write+0xea/0x3b0

 5915 19:44:51.296491  # [   54.742912]  ksys_write+0x68/0xf0

 5916 19:44:51.299881  # [   54.746611]  do_syscall_64+0x33/0x40

 5917 19:44:51.345829  # [   54.750533]  entry_SYSCALL_64_after_hwframe+0x67/<4>[   55.154700] Modules linked in: fuse ip_tables cros_ec_sysfs cros_ec_lightbar cros_ec_debugfs cros_usbpd_charger cros_usbpd_logger cros_ec_chardev gsmi ath10k_pci ath10k_core uvcvideo videobuf2_vmalloc videobuf2_memops videobuf2_v4l2 cros_ec_dev videobuf2_common ath designware_i2s snd_soc_acp_da7219mx98357_mach cros_usbpd_notify snd_soc_max98357a snd_soc_da7219 snd_soc_adau7002 acp_audio_dma chromeos_pstore snd_soc_core snd_compress snd_pcm_dmaengine regmap_i2c coreboot_table

 5918 19:44:51.345973  0xcc

 5919 19:44:51.349390  # [   54.755924] RIP: 0033:0x7faf799f0240

 5920 19:44:51.376089  # [   54.759853] Code: 40 00 48 8b 15 c1 9b 0d 00 f7 d8 64 89 02 48 c7 c0 ff ff ff ff eb b7 0f 1f 00 80 3d a1 23 0e 00 00 74 17 b8 01 00 00 00 0f 05 <48> 3d 00 f0 ff ff 77 58 c3 0f 1f 80 00 00 00 00 48 83 ec<4>[   55.219003] CPU: 1 PID: 2096 Comm: cat Tainted: G      D W         5.10.217-cip47 #1

 5921 19:44:51.378773   28 48 89

 5922 19:44:51.385517  # [   54.778955] RSP: 002b:00007ffda64da3e8 EFLAGS: 00000202 ORIG_RAX: 0000000000000001

 5923 19:44:51.392367  # [   54.786839] RAX: ffffffffffffffda RBX: 0000000000000016 RCX: 00007faf799f0240

 5924 19:44:51.405373  # [   54.794270] RDX: 0000000000000016 RSI: 00007faf798d7000 RDI: 000000<4>[   55.249177] Hardware name: Google Grunt/Grunt, BIOS  09/05/2019

 5925 19:44:51.405524  0000000001

 5926 19:44:51.411737  # [   54.801689] RBP: 0000000000000016 R08: 00000000ffffffff R09: 0000000000000000

 5927 19:44:51.421623  # [   54.809089] R10: 00007faf799114d0 R11: 0000000000000202 R12: 00007faf798d7000

 5928 19:44:51.431920  # [   54.816495] R13: 0000000000000001 R14: 0000000000020000 R15: 0000000000<4>[   55.277533] RIP: 0010:refcount_warn_saturate+0x97/0x110

 5929 19:44:51.432055  000000

 5930 19:44:51.435102  # [   54.823903] irq event stamp: 0

 5931 19:44:51.441522  # [   54.827223] hardirqs last  enabled at (0): [<0000000000000000>] 0x0

 5932 19:44:51.451413  # [   54.833751] hardirqs last disabled at (0): [<ffffffff88afde5c>] copy_process+0x65c/0x20e0

 5933 19:44:51.474986  # [   54.842184] softirqs last  enabled a<4>[   55.305147] Code: 02 01 e8 f2 0d c2 00 0f 0b e9 55 91 04 01 80 3d 9b ba d6 02 00 75 a8 48 c7 c7 40 13 82 8b c6 05 8b ba d6 02 01 e8 cf 0d c2 00 <0f> 0b e9 32 91 04 01 80 3d 75 ba d6 02 00 75 85 48 c7 c7 98 13 82

 5934 19:44:51.477797  t (0): [<ffffffff88afde5c>] copy_process+0x65c/0x20e0

 5935 19:44:51.484260  # [   54.850627] softirqs last disabled at (0): [<0000000000000000>] 0x0

 5936 19:44:51.491044  # [   54.857150] ---[ end trace 76cba25db7fed6b7 ]---

 5937 19:44:51.494215  # [   54.862029] lkdtm: Overflow detected: saturated

 5938 19:44:51.501122  # REFCOUNT_ADD_OVE<4>[   55.346342] RSP: 0018:ffffa8af041b7e38 EFLAGS: 00010282

 5939 19:44:51.504427  RFLOW: saw 'call trace:': ok

 5940 19:44:51.507863  ok 43 selftests: lkdtm: REFCOUNT_ADD_OVERFLOW.sh

 5941 19:44:51.514571  # selftests: lkdtm: REFCOUNT_INC_NOT_ZERO_OVERFLOW.sh

 5942 19:44:51.520889  <4>[   55.374012] RAX: 0000000000000000 RBX: 000000007fffffff RCX: 0000000000000000

 5943 19:44:51.527087  <4>[   55.393075] RDX: ffff91786ad2c620 RSI: ffff91786ad1bf50 RDI: ffff91786ad1bf50

 5944 19:44:51.534001  <4>[   55.400516] RBP: ffffffff8b8c6860 R08: 0000000000000000 R09: 0000000000000000

 5945 19:44:51.544004  <4>[   55.407961] R10: 00000000ffffe000 R11: 3fffffffffffffff R12: 000000000000001f

 5946 19:44:51.550056  <4>[   55.415405] R13: ffffa8af041b7f10 R14: ffffa8af041b7f10 R15: ffff917842fd8000

 5947 19:44:51.560094  <4>[   55.422857] FS:  00007f144d065740(0000) GS:ffff91786ad00000(0000) knlGS:0000000000000000

 5948 19:44:51.563521  <4>[   55.431266] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033

 5949 19:44:51.573501  <4>[   55.437429] CR2: 00007f144ce5f000 CR3: 0000000106568000 CR4: 00000000001506e0

 5950 19:44:51.573644  <4>[   55.444933] Call Trace:

 5951 19:44:51.580081  <4>[   55.447730]  ? __warn+0x80/0x110

 5952 19:44:51.583666  <4>[   55.451342]  ? refcount_warn_saturate+0x97/0x110

 5953 19:44:51.586482  <4>[   55.456314]  ? report_bug+0x9e/0xc0

 5954 19:44:51.589967  <4>[   55.460169]  ? handle_bug+0x41/0x90

 5955 19:44:51.596327  <4>[   55.464129]  ? exc_invalid_op+0x14/0x70

 5956 19:44:51.600193  <4>[   55.468317]  ? asm_exc_invalid_op+0x12/0x20

 5957 19:44:51.606393  <4>[   55.472827]  ? refcount_warn_saturate+0x97/0x110

 5958 19:44:51.609494  <4>[   55.477734]  ? refcount_warn_saturate+0x97/0x110

 5959 19:44:51.616397  <4>[   55.482625]  __refcount_add_not_zero.constprop.0+0x2a/0x35

 5960 19:44:51.622833  <4>[   55.488390]  lkdtm_REFCOUNT_INC_NOT_ZERO_OVERFLOW+0x3e/0x76

 5961 19:44:51.626227  <4>[   55.494232]  direct_entry.cold+0x2c/0x38

 5962 19:44:51.629034  <4>[   55.498423]  full_proxy_write+0x56/0x80

 5963 19:44:51.632514  <4>[   55.502545]  vfs_write+0xea/0x3b0

 5964 19:44:51.635883  <4>[   55.506126]  ksys_write+0x68/0xf0

 5965 19:44:51.642890  <4>[   55.509713]  do_syscall_64+0x33/0x40

 5966 19:44:51.646287  <4>[   55.513554]  entry_SYSCALL_64_after_hwframe+0x67/0xcc

 5967 19:44:51.649061  <4>[   55.518882] RIP: 0033:0x7f144cf78240

 5968 19:44:51.669109  <4>[   55.522721] Code: 40 00 48 8b 15 c1 9b 0d 00 f7 d8 64 89 02 48 c7 c0 ff ff ff ff eb b7 0f 1f 00 80 3d a1 23 0e 00 00 74 17 b8 01 00 00 00 0f 05 <48> 3d 00 f0 ff ff 77 58 c3 0f 1f 80 00 00 00 00 48 83 ec 28 48 89

 5969 19:44:51.675710  <4>[   55.541740] RSP: 002b:00007fff00a07618 EFLAGS: 00000202 ORIG_RAX: 0000000000000001

 5970 19:44:51.685590  <4>[   55.549605] RAX: ffffffffffffffda RBX: 000000000000001f RCX: 00007f144cf78240

 5971 19:44:51.692044  <4>[   55.557010] RDX: 000000000000001f RSI: 00007f144ce5f000 RDI: 0000000000000001

 5972 19:44:51.698549  <4>[   55.564411] RBP: 000000000000001f R08: 00000000ffffffff R09: 0000000000000000

 5973 19:44:51.705653  <4>[   55.571823] R10: 00007f144ce994d0 R11: 0000000000000202 R12: 00007f144ce5f000

 5974 19:44:51.715399  <4>[   55.579213] R13: 0000000000000001 R14: 0000000000020000 R15: 0000000000000000

 5975 19:44:51.718928  <4>[   55.586628] irq event stamp: 0

 5976 19:44:51.725336  <4>[   55.589945] hardirqs last  enabled at (0): [<0000000000000000>] 0x0

 5977 19:44:51.731768  <4>[   55.596472] hardirqs last disabled at (0): [<ffffffff88afde5c>] copy_process+0x65c/0x20e0

 5978 19:44:51.741330  <4>[   55.604905] softirqs last  enabled at (0): [<ffffffff88afde5c>] copy_process+0x65c/0x20e0

 5979 19:44:51.748204  <4>[   55.615845] softirqs last disabled at (0): [<0000000000000000>] 0x0

 5980 19:44:51.755062  <4>[   55.622370] ---[ end trace 76cba25db7fed6b8 ]---

 5981 19:44:51.758476  <6>[   55.627249] lkdtm: Overflow detected: saturated

 5982 19:44:51.801461  # [   55.016333] lkdtm: Performing direct entry REFCOUNT_INC_NOT_ZERO_OVERFLOW

 5983 19:44:51.807864  # [   55.040735] lkdtm: attempting bad refcount_inc_not_zero() overflow

 5984 19:44:51.811354  # [   55.069357] ------------[ cut here ]------------

 5985 19:44:51.817649  # [   55.096460] refcount_t: saturated; leaking memory.

 5986 19:44:51.824118  # [   55.126183] WARNING: CPU: 1 PID: 2096 at lib/refcount.c:19 refcount_warn_saturate+0x97/0x110

 5987 19:44:51.867456  # [   55.154700] Modules linked in: fuse ip_tables cros_ec_sysfs cros_ec_lightbar cros_ec_debugfs cros_usbpd_charger cros_usbpd_logger cros_ec_chardev gsmi ath10k_pci ath10k_core uvcvideo videobuf2_vmalloc videobuf2_memops videobuf2_v4l2 cros_ec_dev videobuf2_common ath designware_i2s snd_soc_acp_da7219mx98357_mach cros_usbpd_notify snd_soc_max98357a snd_soc_da7219 snd_soc_adau7002 acp_audio_dma chromeos_pstore snd_soc_core snd_compress snd_pcm_dmaengine regmap_i2c coreboot_table

 5988 19:44:51.873755  # [   55.219003] CPU: 1 PID: 2096 Comm: cat Tainted: G      D W         5.10.217-cip47 #1

 5989 19:44:51.880674  # [   55.249177] Hardware name: Google Grunt/Grunt, BIOS  09/05/2019

 5990 19:44:51.886971  # [   55.277533] RIP: 0010:refcount_warn_saturate+0x97/0x110

 5991 19:44:51.903372  # [   55.305147] Code: 02 01 e8 f2 0d c2 00 0f 0b e9 55 91 04 01 80 3d 9b ba d6 02 00 75 a8 48 c7 c7 40 13 82 8b c6 05 8b ba d6 02 01 e8 cf 0d c2 00 <0f> 0b e9 32 91 04 01 80 3d 75 ba d6 02 00 75 85 48 c7 c7 98 13 82

 5992 19:44:51.910515  # [   55.346342] RSP: 0018:ffffa8af041b7e38 EFLAGS: 00010282

 5993 19:44:51.923840  # [   55.374012] RAX: 0000000000000000 RBX: 000000007fffffff RCX: 00000000000000<6>[   55.775741] lkdtm: Performing direct entry REFCOUNT_ADD_NOT_ZERO_OVERFLOW

 5994 19:44:51.923986  00

 5995 19:44:51.933236  # [   55.393075] RDX: ffff91786ad2c620 RSI: ffff91786ad1bf50 RDI: ffff91786ad1bf50

 5996 19:44:51.940138  # [   55.400516] RBP: ffffffff8b8c6860 R08: 0000000000000000 R09: 0000000000000000

 5997 19:44:51.946607  # [   55.407961] R10: 00000000ffffe000 R11: 3fffffffffffffff R12: 000000000000001f

 5998 19:44:51.953139  <6>[   55.797075] lkdtm: attempting bad refcount_add_not_zero() overflow

 5999 19:44:51.959966  # [   55.415405] R13: ffffa8af041b7f10 R14: ffffa8af041b7f10 R15: ffff917842fd8000

 6000 19:44:51.969911  # [   55.422857] FS:  00007f144d065740(0000) GS:ffff91786ad00000(0000) knlGS:0000000000000000

 6001 19:44:51.976359  # [   55.431266] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033

 6002 19:44:51.979185  # [   55.<4>[   55.825727] ------------[ cut here ]------------

 6003 19:44:51.985784  437429] CR2: 00007f144ce5f000 CR3: 0000000106568000 CR4: 00000000001506e0

 6004 19:44:51.989562  # [   55.444933] Call Trace:

 6005 19:44:51.992876  # [   55.447730]  ? __warn+0x80/0x110

 6006 19:44:51.995721  # [   55.451342]  ? refcount_warn_saturate+0x97/0x110

 6007 19:44:52.002456  # [   55.456314]  ? report_bug+0x9e/0xc0

 6008 19:44:52.005772  # [   55.460169<4>[   55.852804] refcount_t: saturated; leaking memory.

 6009 19:44:52.009225  ]  ? handle_bug+0x41/0x90

 6010 19:44:52.012324  # [   55.464129]  ? exc_invalid_op+0x14/0x70

 6011 19:44:52.019004  # [   55.468317]  ? asm_exc_invalid_op+0x12/0x20

 6012 19:44:52.022429  # [   55.472827]  ? refcount_warn_saturate+0x97/0x110

 6013 19:44:52.028746  # [   55.477734]  ? refcount_warn_saturate+0x97/0x110

 6014 19:44:52.038697  # [   55.482625]  __ref<4>[   55.880090] WARNING: CPU: 0 PID: 2129 at lib/refcount.c:19 refcount_warn_saturate+0x97/0x110

 6015 19:44:52.042196  count_add_not_zero.constprop.0+0x2a/0x35

 6016 19:44:52.048625  # [   55.488390]  lkdtm_REFCOUNT_INC_NOT_ZERO_OVERFLOW+0x3e/0x76

 6017 19:44:52.052174  # [   55.494232]  direct_entry.cold+0x2c/0x38

 6018 19:44:52.055593  # [   55.498423]  full_proxy_write+0x56/0x80

 6019 19:44:52.058446  # [   55.502545]  vfs_write+0xea/0x3b0

 6020 19:44:52.101670  # [   55.506126<4>[   55.910921] Modules linked in: fuse ip_tables cros_ec_sysfs cros_ec_lightbar cros_ec_debugfs cros_usbpd_charger cros_usbpd_logger cros_ec_chardev gsmi ath10k_pci ath10k_core uvcvideo videobuf2_vmalloc videobuf2_memops videobuf2_v4l2 cros_ec_dev videobuf2_common ath designware_i2s snd_soc_acp_da7219mx98357_mach cros_usbpd_notify snd_soc_max98357a snd_soc_da7219 snd_soc_adau7002 acp_audio_dma chromeos_pstore snd_soc_core snd_compress snd_pcm_dmaengine regmap_i2c coreboot_table

 6021 19:44:52.104686  ]  ksys_write+0x68/0xf0

 6022 19:44:52.108160  # [   55.509713]  do_syscall_64+0x33/0x40

 6023 19:44:52.114590  # [   55.513554]  entry_SYSCALL_64_after_hwframe+0x67/0xcc

 6024 19:44:52.118103  # [   55.518882] RIP: 0033:0x7f144cf78240

 6025 19:44:52.134236  # [   55.522721] Code: 40 00 48 8b 15 c1 9b 0d 00 f7 d8 64 89 02 48 c7 c0 ff ff ff ff<4>[   55.975349] CPU: 0 PID: 2129 Comm: cat Tainted: G      D W         5.10.217-cip47 #1

 6026 19:44:52.144099   eb b7 0f 1f 00 80 3d a1 23 0e 00 00 74 17 b8 01 00 00 00 0f 05 <48> 3d 00 f0 ff ff 77 58 c3 0f 1f 80 00 00 00 00 48 83 ec 28 48 89

 6027 19:44:52.151053  # [   55.541740] RSP: 002b:00007fff00a07618 EFLAGS: 00000202 ORIG_RAX: 0000000000000001

 6028 19:44:52.160809  # [   55.549605] RAX: ffffffffffff<4>[   56.005519] Hardware name: Google Grunt/Grunt, BIOS  09/05/2019

 6029 19:44:52.164362  ffda RBX: 000000000000001f RCX: 00007f144cf78240

 6030 19:44:52.174371  # [   55.557010] RDX: 000000000000001f RSI: 00007f144ce5f000 RDI: 0000000000000001

 6031 19:44:52.180939  # [   55.564411] RBP: 000000000000001f R08: 00000000ffffffff R09: 0000000000000000

 6032 19:44:52.187066  # [   55.571823] R10: 00007f144ce994d0<4>[   56.033882] RIP: 0010:refcount_warn_saturate+0x97/0x110

 6033 19:44:52.194147   R11: 0000000000000202 R12: 00007f144ce5f000

 6034 19:44:52.200480  # [   55.579213] R13: 0000000000000001 R14: 0000000000020000 R15: 0000000000000000

 6035 19:44:52.204085  # [   55.586628] irq event stamp: 0

 6036 19:44:52.210493  # [   55.589945] hardirqs last  enabled at (0): [<0000000000000000>] 0x0

 6037 19:44:52.230179  # [   55.596472<4>[   56.061553] Code: 02 01 e8 f2 0d c2 00 0f 0b e9 55 91 04 01 80 3d 9b ba d6 02 00 75 a8 48 c7 c7 40 13 82 8b c6 05 8b ba d6 02 01 e8 cf 0d c2 00 <0f> 0b e9 32 91 04 01 80 3d 75 ba d6 02 00 75 85 48 c7 c7 98 13 82

 6038 19:44:52.236777  ] hardirqs last disabled at (0): [<ffffffff88afde5c>] copy_process+0x65c/0x20e0

 6039 19:44:52.246685  # [   55.604905] softirqs last  enabled at (0): [<ffffffff88afde5c>] copy_process+0x65c/0x20e0

 6040 19:44:52.252800  # [   55.615845] softirqs last disabled at (0): [<0000000000000000>] 0x0

 6041 19:44:52.256619  # [  <4>[   56.102744] RSP: 0018:ffffa8af0422fe38 EFLAGS: 00010282

 6042 19:44:52.263074   55.622370] ---[ end trace 76cba25db7fed6b8 ]---

 6043 19:44:52.265963  # [   55.627249] lkdtm: Overflow detected: saturated

 6044 19:44:52.273109  # REFCOUNT_INC_NOT_ZERO_OVERFLOW: saw 'call trace:': ok

 6045 19:44:52.275850  ok 44 selftests: lkdtm: REFCOUNT_INC_NOT_ZERO_OVERFLOW.sh

 6046 19:44:52.285915  # selftests: lkdtm: REFCOUNT_ADD_NOT<4>[   56.130410] RAX: 0000000000000000 RBX: 000000007fffffff RCX: 0000000000000000

 6047 19:44:52.289234  _ZERO_OVERFLOW.sh

 6048 19:44:52.296106  <4>[   56.159976] RDX: ffff91786ac2c620 RSI: ffff91786ac1bf50 RDI: ffff91786ac1bf50

 6049 19:44:52.302493  <4>[   56.168998] RBP: ffffffff8b8c6880 R08: 0000000000000000 R09: 0000000000000000

 6050 19:44:52.312420  <4>[   56.176391] R10: 00000000ffffe000 R11: 3fffffffffffffff R12: 000000000000001f

 6051 19:44:52.318809  <4>[   56.183786] R13: ffffa8af0422ff10 R14: ffffa8af0422ff10 R15: ffff917845ef3000

 6052 19:44:52.325254  <4>[   56.191194] FS:  00007f15d2ecc740(0000) GS:ffff91786ac00000(0000) knlGS:0000000000000000

 6053 19:44:52.332314  <4>[   56.199552] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033

 6054 19:44:52.342031  <4>[   56.205556] CR2: 00007f15d2c87000 CR3: 0000000106d02000 CR4: 00000000001506f0

 6055 19:44:52.342224  <4>[   56.212947] Call Trace:

 6056 19:44:52.345297  <4>[   56.215669]  ? __warn+0x80/0x110

 6057 19:44:52.351864  <4>[   56.219165]  ? refcount_warn_saturate+0x97/0x110

 6058 19:44:52.355037  <4>[   56.224059]  ? report_bug+0x9e/0xc0

 6059 19:44:52.358468  <4>[   56.227815]  ? handle_bug+0x41/0x90

 6060 19:44:52.361637  <4>[   56.231568]  ? exc_invalid_op+0x14/0x70

 6061 19:44:52.368250  <4>[   56.235669]  ? asm_exc_invalid_op+0x12/0x20

 6062 19:44:52.371983  <4>[   56.240121]  ? refcount_warn_saturate+0x97/0x110

 6063 19:44:52.378393  <4>[   56.245000]  ? refcount_warn_saturate+0x97/0x110

 6064 19:44:52.381603  <4>[   56.249881]  __refcount_add_not_zero.constprop.0+0x2a/0x35

 6065 19:44:52.387979  <4>[   56.255628]  lkdtm_REFCOUNT_ADD_NOT_ZERO_OVERFLOW+0x3e/0x76

 6066 19:44:52.391595  <4>[   56.261461]  direct_entry.cold+0x2c/0x38

 6067 19:44:52.397868  <4>[   56.265653]  full_proxy_write+0x56/0x80

 6068 19:44:52.401343  <4>[   56.269755]  vfs_write+0xea/0x3b0

 6069 19:44:52.404705  <4>[   56.273336]  ksys_write+0x68/0xf0

 6070 19:44:52.408062  <4>[   56.276916]  do_syscall_64+0x33/0x40

 6071 19:44:52.415096  <4>[   56.280756]  entry_SYSCALL_64_after_hwframe+0x67/0xcc

 6072 19:44:52.417977  <4>[   56.286070] RIP: 0033:0x7f15d2da0240

 6073 19:44:52.437802  <4>[   56.289909] Code: 40 00 48 8b 15 c1 9b 0d 00 f7 d8 64 89 02 48 c7 c0 ff ff ff ff eb b7 0f 1f 00 80 3d a1 23 0e 00 00 74 17 b8 01 00 00 00 0f 05 <48> 3d 00 f0 ff ff 77 58 c3 0f 1f 80 00 00 00 00 48 83 ec 28 48 89

 6074 19:44:52.444257  <4>[   56.308914] RSP: 002b:00007fffeb67c408 EFLAGS: 00000202 ORIG_RAX: 0000000000000001

 6075 19:44:52.451213  <4>[   56.316741] RAX: ffffffffffffffda RBX: 000000000000001f RCX: 00007f15d2da0240

 6076 19:44:52.457795  <4>[   56.324132] RDX: 000000000000001f RSI: 00007f15d2c87000 RDI: 0000000000000001

 6077 19:44:52.467960  <4>[   56.331523] RBP: 000000000000001f R08: 00000000ffffffff R09: 0000000000000000

 6078 19:44:52.474171  <4>[   56.338915] R10: 00007f15d2cc14d0 R11: 0000000000000202 R12: 00007f15d2c87000

 6079 19:44:52.481065  <4>[   56.346307] R13: 0000000000000001 R14: 0000000000020000 R15: 0000000000000000

 6080 19:44:52.484363  <4>[   56.353703] irq event stamp: 0

 6081 19:44:52.490835  <4>[   56.357020] hardirqs last  enabled at (0): [<0000000000000000>] 0x0

 6082 19:44:52.500842  <4>[   56.363545] hardirqs last disabled at (0): [<ffffffff88afde5c>] copy_process+0x65c/0x20e0

 6083 19:44:52.507312  <4>[   56.371977] softirqs last  enabled at (0): [<ffffffff88afde5c>] copy_process+0x65c/0x20e0

 6084 19:44:52.513877  <4>[   56.380409] softirqs last disabled at (0): [<0000000000000000>] 0x0

 6085 19:44:52.520812  <4>[   56.386932] ---[ end trace 76cba25db7fed6b9 ]---

 6086 19:44:52.523483  <6>[   56.391810] lkdtm: Overflow detected: saturated

 6087 19:44:52.565545  # [   55.775741] lkdtm: Performing direct entry REFCOUNT_ADD_NOT_ZERO_OVERFLOW

 6088 19:44:52.572196  # [   55.797075] lkdtm: attempting bad refcount_add_not_zero() overflow

 6089 19:44:52.575693  # [   55.825727] ------------[ cut here ]------------

 6090 19:44:52.578933  # [   55.852804] refcount_t: saturated; leaking memory.

 6091 19:44:52.588949  # [   55.880090] WARNING: CPU: 0 PID: 2129 at lib/refcount.c:19 refcount_warn_saturate+0x97/0x110

 6092 19:44:52.631816  # [   55.910921] Modules linked in: fuse ip_tables cros_ec_sysfs cros_ec_lightbar cros_ec_debugfs cros_usbpd_charger cros_usbpd_logger cros_ec_chardev gsmi ath10k_pci ath10k_core uvcvideo videobuf2_vmalloc videobuf2_memops videobuf2_v4l2 cros_ec_dev videobuf2_common ath designware_i2s snd_soc_acp_da7219mx98357_mach cros_usbpd_notify snd_soc_max98357a snd_soc_da7219 snd_soc_adau7002 acp_audio_dma chromeos_pstore snd_soc_core snd_compress snd_pcm_dmaengine regmap_i2c coreboot_table

 6093 19:44:52.638102  # [   55.975349] CPU: 0 PID: 2129 Comm: cat Tainted: G      D W         5.10.217-cip47 #1

 6094 19:44:52.644813  # [   56.005519] Hardware name: Google Grunt/Grunt, BIOS  09/05/2019

 6095 19:44:52.652064  # [   56.033882] RIP: 0010:refcount_warn_saturate+0x97/0x110

 6096 19:44:52.668074  # [   56.061553] Code: 02 01 e8 f2 0d c2 00 0f 0b e9 55 91 04 01 80 3d 9b ba d6 02 00 75 a8 48 c7 c7 40 13 82 8b c6 05 8b ba d6 02 01 e8 cf 0d c2 00 <0f> 0b e9 32 91 04 01 80 3d 75 ba d6 02 00 75 85 48 c7 c7 98 13 82

 6097 19:44:52.675046  # [   56.102744] RSP: 0018:ffffa8af0422fe38 EFLAGS: 00010282

 6098 19:44:52.681458  # [   56.130410] RAX: 0000000000000000 RBX: 000000007fffffff RCX: 0000000000000000

 6099 19:44:52.688136  # [   56.159976] RDX: ffff91786ac2c620 RSI: ffff91786ac1bf50 RDI: ffff91786ac1bf50

 6100 19:44:52.700911  # [   56.168998] RBP: ffffffff8b8c6880 R08: 0000000000000000 R09: 0000000<6>[   56.546826] lkdtm: Performing direct entry REFCOUNT_DEC_ZERO

 6101 19:44:52.701070  000000000

 6102 19:44:52.711018  # [   56.176391] R10: 00000000ffffe000 R11: 3fffffffffffffff R12: 000000000000001f

 6103 19:44:52.717984  # [   56.183786] R13: ffffa8af0422ff10 R14: ffffa8af0422ff10 R15: ffff917845ef3000

 6104 19:44:52.727204  # [   56.191194] FS:  00007f15d2ecc740(0000) GS:ffff91786ac00000(0000) knlGS:<6>[   56.574165] lkdtm: attempting good refcount_dec()

 6105 19:44:52.730581  0000000000000000

 6106 19:44:52.737413  # [   56.199552] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033

 6107 19:44:52.744156  # [   56.205556] CR2: 00007f15d2c87000 CR3: 0000000106d02000 CR4: 00000000001506f0

 6108 19:44:52.746915  # [   56.212947] Call Trace:

 6109 19:44:52.750502  # [   56.215669]  ? __warn+0x80/0x110

 6110 19:44:52.757253  # [   56.219165] <6>[   56.601334] lkdtm: attempting bad refcount_dec() to zero

 6111 19:44:52.760508   ? refcount_warn_saturate+0x97/0x110

 6112 19:44:52.763799  # [   56.224059]  ? report_bug+0x9e/0xc0

 6113 19:44:52.766893  # [   56.227815]  ? handle_bug+0x41/0x90

 6114 19:44:52.770103  # [   56.231568]  ? exc_invalid_op+0x14/0x70

 6115 19:44:52.777285  # [   56.235669]  ? asm_exc_invalid_op+0x12/0x20

 6116 19:44:52.783294  # [   56.240121]  ? refcount_warn_satu<4>[   56.631583] ------------[ cut here ]------------

 6117 19:44:52.783472  rate+0x97/0x110

 6118 19:44:52.789837  # [   56.245000]  ? refcount_warn_saturate+0x97/0x110

 6119 19:44:52.796493  # [   56.249881]  __refcount_add_not_zero.constprop.0+0x2a/0x35

 6120 19:44:52.799636  # [   56.255628]  lkdtm_REFCOUNT_ADD_NOT_ZERO_OVERFLOW+0x3e/0x76

 6121 19:44:52.806285  # [   56.261461]  direct_entry.cold+0x2c/0x38

 6122 19:44:52.809874  # [   <4>[   56.656288] refcount_t: decrement hit 0; leaking memory.

 6123 19:44:52.813409  56.265653]  full_proxy_write+0x56/0x80

 6124 19:44:52.819929  # [   56.269755]  vfs_write+0xea/0x3b0

 6125 19:44:52.822984  # [   56.273336]  ksys_write+0x68/0xf0

 6126 19:44:52.826514  # [   56.276916]  do_syscall_64+0x33/0x40

 6127 19:44:52.829378  # [   56.280756]  entry_SYSCALL_64_after_hwframe+0x67/0xcc

 6128 19:44:52.842862  # [   56.286070] RIP: 0033:0x7f15<4>[   56.683926] WARNING: CPU: 1 PID: 2162 at lib/refcount.c:31 refcount_warn_saturate+0xfb/0x110

 6129 19:44:52.842998  d2da0240

 6130 19:44:52.862299  # [   56.289909] Code: 40 00 48 8b 15 c1 9b 0d 00 f7 d8 64 89 02 48 c7 c0 ff ff ff ff eb b7 0f 1f 00 80 3d a1 23 0e 00 00 74 17 b8 01 00 00 00 0f 05 <48> 3d 00 f0 ff ff 77 58 c3 0f 1f 80 00 00 00 00 48 83 ec 28 48 89

 6131 19:44:52.905451  # [   56.308914] RSP: 002b:0<4>[   56.714845] Modules linked in: fuse ip_tables cros_ec_sysfs cros_ec_lightbar cros_ec_debugfs cros_usbpd_charger cros_usbpd_logger cros_ec_chardev gsmi ath10k_pci ath10k_core uvcvideo videobuf2_vmalloc videobuf2_memops videobuf2_v4l2 cros_ec_dev videobuf2_common ath designware_i2s snd_soc_acp_da7219mx98357_mach cros_usbpd_notify snd_soc_max98357a snd_soc_da7219 snd_soc_adau7002 acp_audio_dma chromeos_pstore snd_soc_core snd_compress snd_pcm_dmaengine regmap_i2c coreboot_table

 6132 19:44:52.912118  0007fffeb67c408 EFLAGS: 00000202 ORIG_RAX: 0000000000000001

 6133 19:44:52.918575  # [   56.316741] RAX: ffffffffffffffda RBX: 000000000000001f RCX: 00007f15d2da0240

 6134 19:44:52.925723  # [   56.324132] RDX: 000000000000001f RSI: 00007f15d2c87000 RDI: 0000000000000001

 6135 19:44:52.934915  # [   56.331523] RBP: 00000<4>[   56.779153] CPU: 1 PID: 2162 Comm: cat Tainted: G      D W         5.10.217-cip47 #1

 6136 19:44:52.942166  0000000001f R08: 00000000ffffffff R09: 0000000000000000

 6137 19:44:52.948554  # [   56.338915] R10: 00007f15d2cc14d0 R11: 0000000000000202 R12: 00007f15d2c87000

 6138 19:44:52.954852  # [   56.346307] R13: 0000000000000001 R14: 0000000000020000 R15: 0000000000000000

 6139 19:44:52.964883  # [   56.353703] irq event stam<4>[   56.809358] Hardware name: Google Grunt/Grunt, BIOS  09/05/2019

 6140 19:44:52.965011  p: 0

 6141 19:44:52.971357  # [   56.357020] hardirqs last  enabled at (0): [<0000000000000000>] 0x0

 6142 19:44:52.981464  # [   56.363545] hardirqs last disabled at (0): [<ffffffff88afde5c>] copy_process+0x65c/0x20e0

 6143 19:44:52.991319  # [   56.371977] softirqs last  enabled at (0): [<ffffffff88afde5c>] copy_proces<4>[   56.837684] RIP: 0010:refcount_warn_saturate+0xfb/0x110

 6144 19:44:52.994178  s+0x65c/0x20e0

 6145 19:44:53.001317  # [   56.380409] softirqs last disabled at (0): [<0000000000000000>] 0x0

 6146 19:44:53.004564  # [   56.386932] ---[ end trace 76cba25db7fed6b9 ]---

 6147 19:44:53.010851  # [   56.391810] lkdtm: Overflow detected: saturated

 6148 19:44:53.014353  # REFCOUNT_ADD_NOT_ZERO_OVERFLOW: saw 'call trace:': ok

 6149 19:44:53.034189  <4>[   56.865372] Code: f0 13 82 8b c6 05 3c ba d6 02 01 e8 85 0d c2 00 0f 0b e9 e8 90 04 01 48 c7 c7 c0 13 82 8b c6 05 23 ba d6 02 01 e8 6b 0d c2 00 <0f> 0b e9 ce 90 04 01 66 66 2e 0f 1f 84 00 00 00 00 00 0f 1f 00 8b

 6150 19:44:53.040941  ok 45 selftests: lkdtm: REFCOUNT_ADD_NOT_ZERO_OVERFLOW.sh

 6151 19:44:53.043854  # selftests: lkdtm: REFCOUNT_DEC_ZERO.sh

 6152 19:44:53.047427  <4>[   56.906544] RSP: 0018:ffffa8af04287e48 EFLAGS: 00010286

 6153 19:44:53.057176  <4>[   56.920790] RAX: 0000000000000000 RBX: 000000000000002f RCX: 0000000000000000

 6154 19:44:53.063715  <4>[   56.928266] RDX: ffff91786ad2c620 RSI: ffff91786ad1bf50 RDI: ffff91786ad1bf50

 6155 19:44:53.070676  <4>[   56.935710] RBP: ffffffff8b8c6c39 R08: 0000000000000000 R09: 0000000000000000

 6156 19:44:53.076643  <4>[   56.943157] R10: 00000000ffffe000 R11: 3fffffffffffffff R12: 0000000000000012

 6157 19:44:53.086806  <4>[   56.950601] R13: ffffa8af04287f10 R14: ffffa8af04287f10 R15: ffff917842bdf000

 6158 19:44:53.093235  <4>[   56.958045] FS:  00007f359c975740(0000) GS:ffff91786ad00000(0000) knlGS:0000000000000000

 6159 19:44:53.100233  <4>[   56.966448] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033

 6160 19:44:53.106550  <4>[   56.972517] CR2: 00007f359c72f000 CR3: 0000000104fa0000 CR4: 00000000001506e0

 6161 19:44:53.110080  <4>[   56.979977] Call Trace:

 6162 19:44:53.112885  <4>[   56.982799]  ? __warn+0x80/0x110

 6163 19:44:53.119865  <4>[   56.986415]  ? refcount_warn_saturate+0xfb/0x110

 6164 19:44:53.123205  <4>[   56.991407]  ? report_bug+0x9e/0xc0

 6165 19:44:53.126491  <4>[   56.995315]  ? handle_bug+0x41/0x90

 6166 19:44:53.129414  <4>[   56.999163]  ? exc_invalid_op+0x14/0x70

 6167 19:44:53.136102  <4>[   57.003346]  ? asm_exc_invalid_op+0x12/0x20

 6168 19:44:53.139922  <4>[   57.007880]  ? refcount_warn_saturate+0xfb/0x110

 6169 19:44:53.146312  <4>[   57.012852]  ? refcount_warn_saturate+0xfb/0x110

 6170 19:44:53.149834  <4>[   57.017766]  lkdtm_REFCOUNT_DEC_ZERO+0x4d/0xbd

 6171 19:44:53.152696  <4>[   57.022471]  direct_entry.cold+0x2c/0x38

 6172 19:44:53.159801  <4>[   57.026659]  full_proxy_write+0x56/0x80

 6173 19:44:53.162610  <4>[   57.030757]  vfs_write+0xea/0x3b0

 6174 19:44:53.166168  <4>[   57.034334]  ksys_write+0x68/0xf0

 6175 19:44:53.169775  <4>[   57.037966]  do_syscall_64+0x33/0x40

 6176 19:44:53.175934  <4>[   57.041820]  entry_SYSCALL_64_after_hwframe+0x67/0xcc

 6177 19:44:53.179424  <4>[   57.047133] RIP: 0033:0x7f359c848240

 6178 19:44:53.195755  <4>[   57.050971] Code: 40 00 48 8b 15 c1 9b 0d 00 f7 d8 64 89 02 48 c7 c0 ff ff ff ff eb b7 0f 1f 00 80 3d a1 23 0e 00 00 74 17 b8 01 00 00 00 0f 05 <48> 3d 00 f0 ff ff 77 58 c3 0f 1f 80 00 00 00 00 48 83 ec 28 48 89

 6179 19:44:53.205903  <4>[   57.069997] RSP: 002b:00007ffe95ad5888 EFLAGS: 00000202 ORIG_RAX: 0000000000000001

 6180 19:44:53.212392  <4>[   57.077842] RAX: ffffffffffffffda RBX: 0000000000000012 RCX: 00007f359c848240

 6181 19:44:53.219373  <4>[   57.085234] RDX: 0000000000000012 RSI: 00007f359c72f000 RDI: 0000000000000001

 6182 19:44:53.229146  <4>[   57.092625] RBP: 0000000000000012 R08: 00000000ffffffff R09: 0000000000000000

 6183 19:44:53.235595  <4>[   57.100015] R10: 00007f359c7694d0 R11: 0000000000000202 R12: 00007f359c72f000

 6184 19:44:53.242121  <4>[   57.107417] R13: 0000000000000001 R14: 0000000000020000 R15: 0000000000000000

 6185 19:44:53.246273  <4>[   57.117285] irq event stamp: 0

 6186 19:44:53.253007  <4>[   57.120604] hardirqs last  enabled at (0): [<0000000000000000>] 0x0

 6187 19:44:53.262733  <4>[   57.127133] hardirqs last disabled at (0): [<ffffffff88afde5c>] copy_process+0x65c/0x20e0

 6188 19:44:53.272757  <4>[   57.135693] softirqs last  enabled at (0): [<ffffffff88afde5c>] copy_process+0x65c/0x20e0

 6189 19:44:53.279144  <4>[   57.144136] softirqs last disabled at (0): [<0000000000000000>] 0x0

 6190 19:44:53.282385  <4>[   57.150673] ---[ end trace 76cba25db7fed6ba ]---

 6191 19:44:53.286061  <6>[   57.155552] lkdtm: Zero detected: saturated

 6192 19:44:53.329184  # [   56.546826] lkdtm: Performing direct entry REFCOUNT_DEC_ZERO

 6193 19:44:53.336040  # [   56.574165] lkdtm: attempting good refcount_dec()

 6194 19:44:53.338977  # [   56.601334] lkdtm: attempting bad refcount_dec() to zero

 6195 19:44:53.345390  # [   56.631583] ------------[ cut here ]------------

 6196 19:44:53.348980  # [   56.656288] refcount_t: decrement hit 0; leaking memory.

 6197 19:44:53.358707  # [   56.683926] WARNING: CPU: 1 PID: 2162 at lib/refcount.c:31 refcount_warn_saturate+0xfb/0x110

 6198 19:44:53.401648  # [   56.714845] Modules linked in: fuse ip_tables cros_ec_sysfs cros_ec_lightbar cros_ec_debugfs cros_usbpd_charger cros_usbpd_logger cros_ec_chardev gsmi ath10k_pci ath10k_core uvcvideo videobuf2_vmalloc videobuf2_memops videobuf2_v4l2 cros_ec_dev videobuf2_common ath designware_i2s snd_soc_acp_da7219mx98357_mach cros_usbpd_notify snd_soc_max98357a snd_soc_da7219 snd_soc_adau7002 acp_audio_dma chromeos_pstore snd_soc_core snd_compress snd_pcm_dmaengine regmap_i2c coreboot_table

 6199 19:44:53.408117  # [   56.779153] CPU: 1 PID: 2162 Comm: cat Tainted: G      D W         5.10.217-cip47 #1

 6200 19:44:53.414642  # [   56.809358] Hardware name: Google Grunt/Grunt, BIOS  09/05/2019

 6201 19:44:53.421279  # [   56.837684] RIP: 0010:refcount_warn_saturate+0xfb/0x110

 6202 19:44:53.438073  # [   56.865372] Code: f0 13 82 8b c6 05 3c ba d6 02 01 e8 85 0d c2 00 0f 0b e9 e8 90 04 01 48 c7 c7 c0 13 82 8b c6 05 23 ba d6 02 01 e8 6b 0d c2 00 <0f> 0b e9 ce 90 04 01 66 66 2e 0f 1f 84 00 00 00 00 00 0f 1f 00 8b

 6203 19:44:53.444314  # [   56.906544] RSP: 0018:ffffa8af04287e48 EFLAGS: 00010286

 6204 19:44:53.450694  # [   56.920790] RAX: 0000000000000000 RBX: 000000000000002f RCX: 0000000000000000

 6205 19:44:53.457827  # [   56.928266] RDX: ffff91786ad2c620 RSI: ffff91786ad1bf50 RDI: ffff91786ad1bf50

 6206 19:44:53.467225  # [   56.935710] RBP: ffffffff8b8c6c39 R08: 0000000000000000 R09: 0000000000000000

 6207 19:44:53.474319  # [   56.943157] R10: 00000000ffffe000 R11: 3fffffffffffffff R12: 0000000000000012

 6208 19:44:53.480707  # [   56.950601] R13: ffffa8af04287f10 R14: ffffa8af04287f10 R15: ffff917842bdf000

 6209 19:44:53.490591  # [   56.958045] FS:  00007f359c975740(0000) GS:ffff91786ad00000(0000) knlGS:0000000000000000

 6210 19:44:53.493457  # [   56.966448] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033

 6211 19:44:53.503542  # [   56.972517] CR2: 00007f359c72f000 CR3: 0000000104fa0000 CR4: 00000000001506e0

 6212 19:44:53.510362  # [   56.979977] Call Trace<6>[   57.366021] lkdtm: Performing direct entry REFCOUNT_DEC_NEGATIVE

 6213 19:44:53.510515  :

 6214 19:44:53.513753  # [   56.982799]  ? __warn+0x80/0x110

 6215 19:44:53.520289  # [   56.986415]  ? refcount_warn_saturate+0xfb/0x110

 6216 19:44:53.523445  # [   56.991407]  ? report_bug+0x9e/0xc0

 6217 19:44:53.526496  # [   56.995315]  ? handle_bug+0x41/0x90

 6218 19:44:53.529864  # [   56.999163]  ? exc_invalid_op+0x14/0x70

 6219 19:44:53.539645  # [   57.003346]  ? asm_exc_i<6>[   57.383691] lkdtm: attempting bad refcount_dec() below zero

 6220 19:44:53.539765  nvalid_op+0x12/0x20

 6221 19:44:53.546768  # [   57.007880]  ? refcount_warn_saturate+0xfb/0x110

 6222 19:44:53.549602  # [   57.012852]  ? refcount_warn_saturate+0xfb/0x110

 6223 19:44:53.556261  # [   57.017766]  lkdtm_REFCOUNT_DEC_ZERO+0x4d/0xbd

 6224 19:44:53.559189  # [   57.022471]  direct_entry.cold+0x2c/0x38

 6225 19:44:53.565691  # [   57.026659]  full_pr<4>[   57.411729] ------------[ cut here ]------------

 6226 19:44:53.568943  oxy_write+0x56/0x80

 6227 19:44:53.572657  # [   57.030757]  vfs_write+0xea/0x3b0

 6228 19:44:53.576117  # [   57.034334]  ksys_write+0x68/0xf0

 6229 19:44:53.579036  # [   57.037966]  do_syscall_64+0x33/0x40

 6230 19:44:53.582675  # [   57.041820]  entry_SYSCALL_64_after_hwframe+0x67/0xcc

 6231 19:44:53.588997  # [   57.047133] RIP: 0033:0x7f359c848240

 6232 19:44:53.592496  # [   57.<4>[   57.438766] refcount_t: decrement hit 0; leaking memory.

 6233 19:44:53.612334  050971] Code: 40 00 48 8b 15 c1 9b 0d 00 f7 d8 64 89 02 48 c7 c0 ff ff ff ff eb b7 0f 1f 00 80 3d a1 23 0e 00 00 74 17 b8 01 00 00 00 0f 05 <48> 3d 00 f0 ff ff 77 58 c3 0f 1f 80 00 00 00 00 48 83 ec 28 48 89

 6234 19:44:53.625058  # [   57.069997] RSP: 002b:00007ffe95ad5888 EFL<4>[   57.466551] WARNING: CPU: 1 PID: 2198 at lib/refcount.c:31 refcount_warn_saturate+0xfb/0x110

 6235 19:44:53.628236  AGS: 00000202 ORIG_RAX: 0000000000000001

 6236 19:44:53.635031  # [   57.077842] RAX: ffffffffffffffda RBX: 0000000000000012 RCX: 00007f359c848240

 6237 19:44:53.641453  # [   57.085234] RDX: 0000000000000012 RSI: 00007f359c72f000 RDI: 0000000000000001

 6238 19:44:53.687811  # [   57.092625] RBP: 0000000000000012 R08: 00<4>[   57.497375] Modules linked in: fuse ip_tables cros_ec_sysfs cros_ec_lightbar cros_ec_debugfs cros_usbpd_charger cros_usbpd_logger cros_ec_chardev gsmi ath10k_pci ath10k_core uvcvideo videobuf2_vmalloc videobuf2_memops videobuf2_v4l2 cros_ec_dev videobuf2_common ath designware_i2s snd_soc_acp_da7219mx98357_mach cros_usbpd_notify snd_soc_max98357a snd_soc_da7219 snd_soc_adau7002 acp_audio_dma chromeos_pstore snd_soc_core snd_compress snd_pcm_dmaengine regmap_i2c coreboot_table

 6239 19:44:53.690700  000000ffffffff R09: 0000000000000000

 6240 19:44:53.701068  # [   57.100015] R10: 00007f359c7694d0 R11: 0000000000000202 R12: 00007f359c72f000

 6241 19:44:53.707526  # [   57.107417] R13: 0000000000000001 R14: 0000000000020000 R15: 0000000000000000

 6242 19:44:53.711110  # [   57.117285] irq event stamp: 0

 6243 19:44:53.720773  # [   57.1206<4>[   57.561786] CPU: 1 PID: 2198 Comm: cat Tainted: G      D W         5.10.217-cip47 #1

 6244 19:44:53.724126  04] hardirqs last  enabled at (0): [<0000000000000000>] 0x0

 6245 19:44:53.733992  # [   57.127133] hardirqs last disabled at (0): [<ffffffff88afde5c>] copy_process+0x65c/0x20e0

 6246 19:44:53.740166  # [   57.135693] softirqs last  enabled at (0): [<ffffffff88afde5c>] copy_process+0x65c/0x20e0

 6247 19:44:53.747014  # [<4>[   57.591966] Hardware name: Google Grunt/Grunt, BIOS  09/05/2019

 6248 19:44:53.753366     57.144136] softirqs last disabled at (0): [<0000000000000000>] 0x0

 6249 19:44:53.760588  # [   57.150673] ---[ end trace 76cba25db7fed6ba ]---

 6250 19:44:53.763784  # [   57.155552] lkdtm: Zero detected: saturated

 6251 19:44:53.767061  # REFCOUNT_DEC_ZERO: saw 'call trace:': ok

 6252 19:44:53.776846  ok 46 selftests: lkdtm: REFCOUNT_DEC<4>[   57.622819] RIP: 0010:refcount_warn_saturate+0xfb/0x110

 6253 19:44:53.776980  _ZERO.sh

 6254 19:44:53.780013  # selftests: lkdtm: REFCOUNT_DEC_NEGATIVE.sh

 6255 19:44:53.799691  <4>[   57.647976] Code: f0 13 82 8b c6 05 3c ba d6 02 01 e8 85 0d c2 00 0f 0b e9 e8 90 04 01 48 c7 c7 c0 13 82 8b c6 05 23 ba d6 02 01 e8 6b 0d c2 00 <0f> 0b e9 ce 90 04 01 66 66 2e 0f 1f 84 00 00 00 00 00 0f 1f 00 8b

 6256 19:44:53.803446  <4>[   57.671816] RSP: 0018:ffffa8af04317e48 EFLAGS: 00010286

 6257 19:44:53.813074  <4>[   57.677299] RAX: 0000000000000000 RBX: 0000000000000030 RCX: 0000000000000000

 6258 19:44:53.819492  <4>[   57.684726] RDX: ffff91786ad2c620 RSI: ffff91786ad1bf50 RDI: ffff91786ad1bf50

 6259 19:44:53.826751  <4>[   57.692222] RBP: ffffffff8b8c6c4b R08: 0000000000000000 R09: 0000000000000000

 6260 19:44:53.832610  <4>[   57.699633] R10: 00000000ffffe000 R11: 3fffffffffffffff R12: 0000000000000016

 6261 19:44:53.842732  <4>[   57.707092] R13: ffffa8af04317f10 R14: ffffa8af04317f10 R15: ffff917846d03000

 6262 19:44:53.849690  <4>[   57.714540] FS:  00007f0f38805740(0000) GS:ffff91786ad00000(0000) knlGS:0000000000000000

 6263 19:44:53.855905  <4>[   57.722964] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033

 6264 19:44:53.862409  <4>[   57.729017] CR2: 00007f0f385f7000 CR3: 000000010371e000 CR4: 00000000001506e0

 6265 19:44:53.865926  <4>[   57.736472] Call Trace:

 6266 19:44:53.869387  <4>[   57.739250]  ? __warn+0x80/0x110

 6267 19:44:53.876092  <4>[   57.742794]  ? refcount_warn_saturate+0xfb/0x110

 6268 19:44:53.879021  <4>[   57.747692]  ? report_bug+0x9e/0xc0

 6269 19:44:53.882489  <4>[   57.751512]  ? handle_bug+0x41/0x90

 6270 19:44:53.885740  <4>[   57.755281]  ? exc_invalid_op+0x14/0x70

 6271 19:44:53.892174  <4>[   57.759378]  ? asm_exc_invalid_op+0x12/0x20

 6272 19:44:53.895650  <4>[   57.763842]  ? refcount_warn_saturate+0xfb/0x110

 6273 19:44:53.902484  <4>[   57.768718]  ? refcount_warn_saturate+0xfb/0x110

 6274 19:44:53.905691  <4>[   57.773624]  lkdtm_REFCOUNT_DEC_NEGATIVE+0x37/0x61

 6275 19:44:53.908828  <4>[   57.778690]  direct_entry.cold+0x2c/0x38

 6276 19:44:53.915447  <4>[   57.782877]  full_proxy_write+0x56/0x80

 6277 19:44:53.919214  <4>[   57.786977]  vfs_write+0xea/0x3b0

 6278 19:44:53.922085  <4>[   57.790555]  ksys_write+0x68/0xf0

 6279 19:44:53.925186  <4>[   57.794134]  do_syscall_64+0x33/0x40

 6280 19:44:53.932052  <4>[   57.797971]  entry_SYSCALL_64_after_hwframe+0x67/0xcc

 6281 19:44:53.935592  <4>[   57.803285] RIP: 0033:0x7f0f38710240

 6282 19:44:53.955533  <4>[   57.807180] Code: 40 00 48 8b 15 c1 9b 0d 00 f7 d8 64 89 02 48 c7 c0 ff ff ff ff eb b7 0f 1f 00 80 3d a1 23 0e 00 00 74 17 b8 01 00 00 00 0f 05 <48> 3d 00 f0 ff ff 77 58 c3 0f 1f 80 00 00 00 00 48 83 ec 28 48 89

 6283 19:44:53.961740  <4>[   57.826188] RSP: 002b:00007ffc3fd6d088 EFLAGS: 00000202 ORIG_RAX: 0000000000000001

 6284 19:44:53.968204  <4>[   57.834016] RAX: ffffffffffffffda RBX: 0000000000000016 RCX: 00007f0f38710240

 6285 19:44:53.974947  <4>[   57.841420] RDX: 0000000000000016 RSI: 00007f0f385f7000 RDI: 0000000000000001

 6286 19:44:53.985083  <4>[   57.848811] RBP: 0000000000000016 R08: 00000000ffffffff R09: 0000000000000000

 6287 19:44:53.991826  <4>[   57.856205] R10: 00007f0f386314d0 R11: 0000000000000202 R12: 00007f0f385f7000

 6288 19:44:53.998376  <4>[   57.863598] R13: 0000000000000001 R14: 0000000000020000 R15: 0000000000000000

 6289 19:44:54.001837  <4>[   57.871019] irq event stamp: 0

 6290 19:44:54.008144  <4>[   57.874346] hardirqs last  enabled at (0): [<0000000000000000>] 0x0

 6291 19:44:54.018421  <4>[   57.880885] hardirqs last disabled at (0): [<ffffffff88afde5c>] copy_process+0x65c/0x20e0

 6292 19:44:54.024795  <4>[   57.889318] softirqs last  enabled at (0): [<ffffffff88afde5c>] copy_process+0x65c/0x20e0

 6293 19:44:54.031596  <4>[   57.897750] softirqs last disabled at (0): [<0000000000000000>] 0x0

 6294 19:44:54.037737  <4>[   57.904285] ---[ end trace 76cba25db7fed6bb ]---

 6295 19:44:54.041500  <6>[   57.909164] lkdtm: Negative detected: saturated

 6296 19:44:54.080290  # [   57.366021] lkdtm: Performing direct entry REFCOUNT_DEC_NEGATIVE

 6297 19:44:54.086660  # [   57.383691] lkdtm: attempting bad refcount_dec() below zero

 6298 19:44:54.093218  # [   57.411729] ------------[ cut here ]------------

 6299 19:44:54.096587  # [   57.438766] refcount_t: decrement hit 0; leaking memory.

 6300 19:44:54.106573  # [   57.466551] WARNING: CPU: 1 PID: 2198 at lib/refcount.c:31 refcount_warn_saturate+0xfb/0x110

 6301 19:44:54.148926  # [   57.497375] Modules linked in: fuse ip_tables cros_ec_sysfs cros_ec_lightbar cros_ec_debugfs cros_usbpd_charger cros_usbpd_logger cros_ec_chardev gsmi ath10k_pci ath10k_core uvcvideo videobuf2_vmalloc videobuf2_memops videobuf2_v4l2 cros_ec_dev videobuf2_common ath designware_i2s snd_soc_acp_da7219mx98357_mach cros_usbpd_notify snd_soc_max98357a snd_soc_da7219 snd_soc_adau7002 acp_audio_dma chromeos_pstore snd_soc_core snd_compress snd_pcm_dmaengine regmap_i2c coreboot_table

 6302 19:44:54.156124  # [   57.561786] CPU: 1 PID: 2198 Comm: cat Tainted: G      D W         5.10.217-cip47 #1

 6303 19:44:54.162600  # [   57.591966] Hardware name: Google Grunt/Grunt, BIOS  09/05/2019

 6304 19:44:54.165700  # [   57.622819] RIP: 0010:refcount_warn_saturate+0xfb/0x110

 6305 19:44:54.185513  # [   57.647976] Code: f0 13 82 8b c6 05 3c ba d6 02 01 e8 85 0d c2 00 0f 0b e9 e8 90 04 01 48 c7 c7 c0 13 82 8b c6 05 23 ba d6 02 01 e8 6b 0d c2 00 <0f> 0b e9 ce 90 04 01 66 66 2e 0f 1f 84 00 00 00 00 00 0f 1f 00 8b

 6306 19:44:54.192425  # [   57.671816] RSP: 0018:ffffa8af04317e48 EFLAGS: 00010286

 6307 19:44:54.198599  # [   57.677299] RAX: 0000000000000000 RBX: 0000000000000030 RCX: 0000000000000000

 6308 19:44:54.205043  # [   57.684726] RDX: ffff91786ad2c620 RSI: ffff91786ad1bf50 RDI: ffff91786ad1bf50

 6309 19:44:54.214617  # [   57.692222] RBP: <6>[   58.061542] lkdtm: Performing direct entry REFCOUNT_DEC_AND_TEST_NEGATIVE

 6310 19:44:54.221639  ffffffff8b8c6c4b R08: 0000000000000000 R09: 0000000000000000

 6311 19:44:54.228063  # [   57.699633] R10: 00000000ffffe000 R11: 3fffffffffffffff R12: 0000000000000016

 6312 19:44:54.234898  # [   57.707092] R13: ffffa8af04317f10 R14: ffffa8af04317f10 R15: ffff917846d03000

 6313 19:44:54.244893  # [   57.714540] FS:  0000<6>[   58.087448] lkdtm: attempting bad refcount_dec_and_test() below zero

 6314 19:44:54.251150  7f0f38805740(0000) GS:ffff91786ad00000(0000) knlGS:0000000000000000

 6315 19:44:54.254437  # [   57.722964] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033

 6316 19:44:54.264147  # [   57.729017] CR2: 00007f0f385f7000 CR3: 000000010371e000 CR4: 00000000001506e0

 6317 19:44:54.264261  # [   57.736472] Call Trace:

 6318 19:44:54.271282  # [  <4>[   58.118737] ------------[ cut here ]------------

 6319 19:44:54.274582   57.739250]  ? __warn+0x80/0x110

 6320 19:44:54.277992  # [   57.742794]  ? refcount_warn_saturate+0xfb/0x110

 6321 19:44:54.281307  # [   57.747692]  ? report_bug+0x9e/0xc0

 6322 19:44:54.284761  # [   57.751512]  ? handle_bug+0x41/0x90

 6323 19:44:54.291046  # [   57.755281]  ? exc_invalid_op+0x14/0x70

 6324 19:44:54.297292  # [   57.759378]  ? asm_exc_invalid_o<4>[   58.143444] refcount_t: underflow; use-after-free.

 6325 19:44:54.297386  p+0x12/0x20

 6326 19:44:54.304213  # [   57.763842]  ? refcount_warn_saturate+0xfb/0x110

 6327 19:44:54.307351  # [   57.768718]  ? refcount_warn_saturate+0xfb/0x110

 6328 19:44:54.313710  # [   57.773624]  lkdtm_REFCOUNT_DEC_NEGATIVE+0x37/0x61

 6329 19:44:54.317284  # [   57.778690]  direct_entry.cold+0x2c/0x38

 6330 19:44:54.330760  # [   57.782877]  full_proxy_<4>[   58.170558] WARNING: CPU: 1 PID: 2234 at lib/refcount.c:28 refcount_warn_saturate+0xba/0x110

 6331 19:44:54.330855  write+0x56/0x80

 6332 19:44:54.333566  # [   57.786977]  vfs_write+0xea/0x3b0

 6333 19:44:54.337089  # [   57.790555]  ksys_write+0x68/0xf0

 6334 19:44:54.340290  # [   57.794134]  do_syscall_64+0x33/0x40

 6335 19:44:54.347435  # [   57.797971]  entry_SYSCALL_64_after_hwframe+0x67/0xcc

 6336 19:44:54.350243  # [   57.803285] RIP: 0033:0x7f0f38710240

 6337 19:44:54.393043  # [   57.8071<4>[   58.201442] Modules linked in: fuse ip_tables cros_ec_sysfs cros_ec_lightbar cros_ec_debugfs cros_usbpd_charger cros_usbpd_logger cros_ec_chardev gsmi ath10k_pci ath10k_core uvcvideo videobuf2_vmalloc videobuf2_memops videobuf2_v4l2 cros_ec_dev videobuf2_common ath designware_i2s snd_soc_acp_da7219mx98357_mach cros_usbpd_notify snd_soc_max98357a snd_soc_da7219 snd_soc_adau7002 acp_audio_dma chromeos_pstore snd_soc_core snd_compress snd_pcm_dmaengine regmap_i2c coreboot_table

 6338 19:44:54.409534  80] Code: 40 00 48 8b 15 c1 9b 0d 00 f7 d8 64 89 02 48 c7 c0 ff ff ff ff eb b7 0f 1f 00 80 3d a1 23 0e 00 00 74 17 b8 01 00 00 00 0f 05 <48> 3d 00 f0 ff ff 77 58 c3 0f 1f 80 00 00 00 00 48 83 ec 28 48 89

 6339 19:44:54.423248  # [   57.826188] RSP: 002b:00007ffc3fd6d088 EFLAGS:<4>[   58.265851] CPU: 1 PID: 2234 Comm: cat Tainted: G      D W         5.10.217-cip47 #1

 6340 19:44:54.426278   00000202 ORIG_RAX: 0000000000000001

 6341 19:44:54.432567  # [   57.834016] RAX: ffffffffffffffda RBX: 0000000000000016 RCX: 00007f0f38710240

 6342 19:44:54.442542  # [   57.841420] RDX: 0000000000000016 RSI: 00007f0f385f7000 RDI: 0000000000000001

 6343 19:44:54.452351  # [   57.848811] RBP: 0000000000000016 R08: 000000<4>[   58.295992] Hardware name: Google Grunt/Grunt, BIOS  09/05/2019

 6344 19:44:54.456025  00ffffffff R09: 0000000000000000

 6345 19:44:54.462422  # [   57.856205] R10: 00007f0f386314d0 R11: 0000000000000202 R12: 00007f0f385f7000

 6346 19:44:54.468801  # [   57.863598] R13: 0000000000000001 R14: 0000000000020000 R15: 0000000000000000

 6347 19:44:54.472303  # [   57.871019] irq event stamp: 0

 6348 19:44:54.478787  # [   57.874346] <4>[   58.324358] RIP: 0010:refcount_warn_saturate+0xba/0x110

 6349 19:44:54.485503  hardirqs last  enabled at (0): [<0000000000000000>] 0x0

 6350 19:44:54.492254  # [   57.880885] hardirqs last disabled at (0): [<ffffffff88afde5c>] copy_process+0x65c/0x20e0

 6351 19:44:54.502243  # [   57.889318] softirqs last  enabled at (0): [<ffffffff88afde5c>] copy_process+0x65c/0x20e0

 6352 19:44:54.521654  # [   5<4>[   58.351998] Code: 02 01 e8 cf 0d c2 00 0f 0b e9 32 91 04 01 80 3d 75 ba d6 02 00 75 85 48 c7 c7 98 13 82 8b c6 05 65 ba d6 02 01 e8 ac 0d c2 00 <0f> 0b e9 0f 91 04 01 80 3d 50 ba d6 02 00 0f 85 5e ff ff ff 48 c7

 6353 19:44:54.524961  7.897750] softirqs last disabled at (0): [<0000000000000000>] 0x0

 6354 19:44:54.531522  # [   57.904285] ---[ end trace 76cba25db7fed6bb ]---

 6355 19:44:54.534853  # [   57.909164] lkdtm: Negative detected: saturated

 6356 19:44:54.541590  # REFCOUNT_DEC_NEGATIVE: saw 'Negative detected: saturated': ok

 6357 19:44:54.547834  ok 47 selftests<4>[   58.393193] RSP: 0018:ffffa8af0439fe40 EFLAGS: 00010286

 6358 19:44:54.551569  : lkdtm: REFCOUNT_DEC_NEGATIVE.sh

 6359 19:44:54.555097  # selftests: lkdtm: REFCOUNT_DEC_AND_TEST_NEGATIVE.sh

 6360 19:44:54.565072  <4>[   58.420859] RAX: 0000000000000000 RBX: 0000000000000031 RCX: 0000000000000000

 6361 19:44:54.571569  <4>[   58.436027] RDX: ffff91786ad2c620 RSI: ffff91786ad1bf50 RDI: ffff91786ad1bf50

 6362 19:44:54.577896  <4>[   58.443438] RBP: ffffffff8b8c68a0 R08: 0000000000000000 R09: 0000000000000000

 6363 19:44:54.584267  <4>[   58.450850] R10: 00000000ffffe000 R11: 3fffffffffffffff R12: 000000000000001f

 6364 19:44:54.594190  <4>[   58.458276] R13: ffffa8af0439ff10 R14: ffffa8af0439ff10 R15: ffff91784371e000

 6365 19:44:54.601403  <4>[   58.465715] FS:  00007f910251d740(0000) GS:ffff91786ad00000(0000) knlGS:0000000000000000

 6366 19:44:54.607593  <4>[   58.474074] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033

 6367 19:44:54.614525  <4>[   58.480121] CR2: 00007f9102317000 CR3: 00000001035f6000 CR4: 00000000001506e0

 6368 19:44:54.617904  <4>[   58.487529] Call Trace:

 6369 19:44:54.621143  <4>[   58.490270]  ? __warn+0x80/0x110

 6370 19:44:54.627436  <4>[   58.493801]  ? refcount_warn_saturate+0xba/0x110

 6371 19:44:54.630990  <4>[   58.498720]  ? report_bug+0x9e/0xc0

 6372 19:44:54.634444  <4>[   58.502491]  ? handle_bug+0x41/0x90

 6373 19:44:54.637309  <4>[   58.506279]  ? exc_invalid_op+0x14/0x70

 6374 19:44:54.640674  <4>[   58.510401]  ? asm_exc_invalid_op+0x12/0x20

 6375 19:44:54.647647  <4>[   58.514893]  ? refcount_warn_saturate+0xba/0x110

 6376 19:44:54.654024  <4>[   58.519802]  __refcount_sub_and_test.constprop.0+0x3c/0x50

 6377 19:44:54.660894  <4>[   58.525615]  lkdtm_REFCOUNT_DEC_AND_TEST_NEGATIVE+0x3e/0x78

 6378 19:44:54.664148  <4>[   58.531473]  direct_entry.cold+0x2c/0x38

 6379 19:44:54.667264  <4>[   58.535751]  full_proxy_write+0x56/0x80

 6380 19:44:54.670532  <4>[   58.539908]  vfs_write+0xea/0x3b0

 6381 19:44:54.674059  <4>[   58.543578]  ksys_write+0x68/0xf0

 6382 19:44:54.676886  <4>[   58.547341]  do_syscall_64+0x33/0x40

 6383 19:44:54.683890  <4>[   58.551263]  entry_SYSCALL_64_after_hwframe+0x67/0xcc

 6384 19:44:54.687442  <4>[   58.556662] RIP: 0033:0x7f9102430240

 6385 19:44:54.706976  <4>[   58.560582] Code: 40 00 48 8b 15 c1 9b 0d 00 f7 d8 64 89 02 48 c7 c0 ff ff ff ff eb b7 0f 1f 00 80 3d a1 23 0e 00 00 74 17 b8 01 00 00 00 0f 05 <48> 3d 00 f0 ff ff 77 58 c3 0f 1f 80 00 00 00 00 48 83 ec 28 48 89

 6386 19:44:54.713274  <4>[   58.579679] RSP: 002b:00007ffcd4eca628 EFLAGS: 00000202 ORIG_RAX: 0000000000000001

 6387 19:44:54.723295  <4>[   58.587611] RAX: ffffffffffffffda RBX: 000000000000001f RCX: 00007f9102430240

 6388 19:44:54.730181  <4>[   58.595114] RDX: 000000000000001f RSI: 00007f9102317000 RDI: 0000000000000001

 6389 19:44:54.736789  <4>[   58.602534] RBP: 000000000000001f R08: 00000000ffffffff R09: 0000000000000000

 6390 19:44:54.743337  <4>[   58.609943] R10: 00007f91023514d0 R11: 0000000000000202 R12: 00007f9102317000

 6391 19:44:54.755927  <4>[   58.619855] R13: 0000000000000001 R14: 0000000000020000 R15: 0000000000000000

 6392 19:44:54.759352  <4>[   58.627256] irq event stamp: 0

 6393 19:44:54.765534  <4>[   58.630572] hardirqs last  enabled at (0): [<0000000000000000>] 0x0

 6394 19:44:54.772082  <4>[   58.637096] hardirqs last disabled at (0): [<ffffffff88afde5c>] copy_process+0x65c/0x20e0

 6395 19:44:54.781999  <4>[   58.645550] softirqs last  enabled at (0): [<ffffffff88afde5c>] copy_process+0x65c/0x20e0

 6396 19:44:54.788914  <4>[   58.653987] softirqs last disabled at (0): [<0000000000000000>] 0x0

 6397 19:44:54.791710  <4>[   58.660525] ---[ end trace 76cba25db7fed6bc ]---

 6398 19:44:54.798768  <6>[   58.665405] lkdtm: Negative detected: saturated

 6399 19:44:54.843498  # [   58.061542] lkdtm: Performing direct entry REFCOUNT_DEC_AND_TEST_NEGATIVE

 6400 19:44:54.849736  # [   58.087448] lkdtm: attempting bad refcount_dec_and_test() below zero

 6401 19:44:54.853002  # [   58.118737] ------------[ cut here ]------------

 6402 19:44:54.859658  # [   58.143444] refcount_t: underflow; use-after-free.

 6403 19:44:54.865975  # [   58.170558] WARNING: CPU: 1 PID: 2234 at lib/refcount.c:28 refcount_warn_saturate+0xba/0x110

 6404 19:44:54.909186  # [   58.201442] Modules linked in: fuse ip_tables cros_ec_sysfs cros_ec_lightbar cros_ec_debugfs cros_usbpd_charger cros_usbpd_logger cros_ec_chardev gsmi ath10k_pci ath10k_core uvcvideo videobuf2_vmalloc videobuf2_memops videobuf2_v4l2 cros_ec_dev videobuf2_common ath designware_i2s snd_soc_acp_da7219mx98357_mach cros_usbpd_notify snd_soc_max98357a snd_soc_da7219 snd_soc_adau7002 acp_audio_dma chromeos_pstore snd_soc_core snd_compress snd_pcm_dmaengine regmap_i2c coreboot_table

 6405 19:44:54.915507  # [   58.265851] CPU: 1 PID: 2234 Comm: cat Tainted: G      D W         5.10.217-cip47 #1

 6406 19:44:54.922643  # [   58.295992] Hardware name: Google Grunt/Grunt, BIOS  09/05/2019

 6407 19:44:54.928996  # [   58.324358] RIP: 0010:refcount_warn_saturate+0xba/0x110

 6408 19:44:54.945386  # [   58.351998] Code: 02 01 e8 cf 0d c2 00 0f 0b e9 32 91 04 01 80 3d 75 ba d6 02 00 75 85 48 c7 c7 98 13 82 8b c6 05 65 ba d6 02 01 e8 ac 0d c2 00 <0f> 0b e9 0f 91 04 01 80 3d 50 ba d6 02 00 0f 85 5e ff ff ff 48 c7

 6409 19:44:54.952130  # [   58.393193] RSP: 0018:ffffa8af0439fe40 EFLAGS: 00010286

 6410 19:44:54.958801  # [   58.420859] RAX: 0000000000000000 RBX: 0000000000000031 RCX: 0000000000000000

 6411 19:44:54.968606  # [   58.436027] RDX: ffff91786ad2c620 RSI: ffff91786ad1bf50 RDI: ffff91786ad1bf50

 6412 19:44:54.975009  # [   58.4434<6>[   58.819493] lkdtm: Performing direct entry REFCOUNT_SUB_AND_TEST_NEGATIVE

 6413 19:44:54.981844  38] RBP: ffffffff8b8c68a0 R08: 0000000000000000 R09: 0000000000000000

 6414 19:44:54.988051  # [   58.450850] R10: 00000000ffffe000 R11: 3fffffffffffffff R12: 000000000000001f

 6415 19:44:54.994986  # [   58.458276] R13: ffffa8af0439ff10 R14: ffffa8af0439ff10 R15: ffff91784371e000

 6416 19:44:55.005039  # [   58.465715] <6>[   58.847698] lkdtm: attempting bad refcount_sub_and_test() below zero

 6417 19:44:55.011101  FS:  00007f910251d740(0000) GS:ffff91786ad00000(0000) knlGS:0000000000000000

 6418 19:44:55.017912  # [   58.474074] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033

 6419 19:44:55.024639  # [   58.480121] CR2: 00007f9102317000 CR3: 00000001035f6000 CR4: 00000000001506e0

 6420 19:44:55.031157  # [   58.487529] Call Trac<4>[   58.876542] ------------[ cut here ]------------

 6421 19:44:55.031348  e:

 6422 19:44:55.034835  # [   58.490270]  ? __warn+0x80/0x110

 6423 19:44:55.041351  # [   58.493801]  ? refcount_warn_saturate+0xba/0x110

 6424 19:44:55.044227  # [   58.498720]  ? report_bug+0x9e/0xc0

 6425 19:44:55.047872  # [   58.502491]  ? handle_bug+0x41/0x90

 6426 19:44:55.050665  # [   58.506279]  ? exc_invalid_op+0x14/0x70

 6427 19:44:55.057549  # [   58.510401]  ? asm_exc_<4>[   58.903610] refcount_t: underflow; use-after-free.

 6428 19:44:55.061069  invalid_op+0x12/0x20

 6429 19:44:55.063794  # [   58.514893]  ? refcount_warn_saturate+0xba/0x110

 6430 19:44:55.070750  # [   58.519802]  __refcount_sub_and_test.constprop.0+0x3c/0x50

 6431 19:44:55.077270  # [   58.525615]  lkdtm_REFCOUNT_DEC_AND_TEST_NEGATIVE+0x3e/0x78

 6432 19:44:55.080812  # [   58.531473]  direct_entry.cold+0x2c/0x38

 6433 19:44:55.090145  #<4>[   58.930898] WARNING: CPU: 0 PID: 2270 at lib/refcount.c:28 refcount_warn_saturate+0xba/0x110

 6434 19:44:55.093648   [   58.535751]  full_proxy_write+0x56/0x80

 6435 19:44:55.097052  # [   58.539908]  vfs_write+0xea/0x3b0

 6436 19:44:55.100511  # [   58.543578]  ksys_write+0x68/0xf0

 6437 19:44:55.103744  # [   58.547341]  do_syscall_64+0x33/0x40

 6438 19:44:55.110169  # [   58.551263]  entry_SYSCALL_64_after_hwframe+0x67/0xcc

 6439 19:44:55.153258  # [   58.556662] RIP: 0033:0<4>[   58.961728] Modules linked in: fuse ip_tables cros_ec_sysfs cros_ec_lightbar cros_ec_debugfs cros_usbpd_charger cros_usbpd_logger cros_ec_chardev gsmi ath10k_pci ath10k_core uvcvideo videobuf2_vmalloc videobuf2_memops videobuf2_v4l2 cros_ec_dev videobuf2_common ath designware_i2s snd_soc_acp_da7219mx98357_mach cros_usbpd_notify snd_soc_max98357a snd_soc_da7219 snd_soc_adau7002 acp_audio_dma chromeos_pstore snd_soc_core snd_compress snd_pcm_dmaengine regmap_i2c coreboot_table

 6440 19:44:55.156096  x7f9102430240

 6441 19:44:55.172752  # [   58.560582] Code: 40 00 48 8b 15 c1 9b 0d 00 f7 d8 64 89 02 48 c7 c0 ff ff ff ff eb b7 0f 1f 00 80 3d a1 23 0e 00 00 74 17 b8 01 00 00 00 0f 05 <48> 3d 00 f0 ff ff 77 58 c3 0f 1f 80 00 00 00 00 48 83 ec 28 48 89

 6442 19:44:55.182361  # [   58.579679] RSP: 0<4>[   59.026210] CPU: 0 PID: 2270 Comm: cat Tainted: G      D W         5.10.217-cip47 #1

 6443 19:44:55.189450  02b:00007ffcd4eca628 EFLAGS: 00000202 ORIG_RAX: 0000000000000001

 6444 19:44:55.195884  # [   58.587611] RAX: ffffffffffffffda RBX: 000000000000001f RCX: 00007f9102430240

 6445 19:44:55.202414  # [   58.595114] RDX: 000000000000001f RSI: 00007f9102317000 RDI: 0000000000000001

 6446 19:44:55.212356  # [   58.602534] RBP: <4>[   59.056342] Hardware name: Google Grunt/Grunt, BIOS  09/05/2019

 6447 19:44:55.216327  000000000000001f R08: 00000000ffffffff R09: 0000000000000000

 6448 19:44:55.226356  # [   58.609943] R10: 00007f91023514d0 R11: 0000000000000202 R12: 00007f9102317000

 6449 19:44:55.232675  # [   58.619855] R13: 0000000000000001 R14: 0000000000020000 R15: 0000000000000000

 6450 19:44:55.238805  # [   58.627256] irq event<4>[   59.084706] RIP: 0010:refcount_warn_saturate+0xba/0x110

 6451 19:44:55.242080   stamp: 0

 6452 19:44:55.245484  # [   58.630572] hardirqs last  enabled at (0): [<0000000000000000>] 0x0

 6453 19:44:55.255304  # [   58.637096] hardirqs last disabled at (0): [<ffffffff88afde5c>] copy_process+0x65c/0x20e0

 6454 19:44:55.281882  # [   58.645550] softirqs last  enabled at (0): [<ffffffff88afde5c>] copy_p<4>[   59.112403] Code: 02 01 e8 cf 0d c2 00 0f 0b e9 32 91 04 01 80 3d 75 ba d6 02 00 75 85 48 c7 c7 98 13 82 8b c6 05 65 ba d6 02 01 e8 ac 0d c2 00 <0f> 0b e9 0f 91 04 01 80 3d 50 ba d6 02 00 0f 85 5e ff ff ff 48 c7

 6455 19:44:55.282098  rocess+0x65c/0x20e0

 6456 19:44:55.288477  # [   58.653987] softirqs last disabled at (0): [<0000000000000000>] 0x0

 6457 19:44:55.294927  # [   58.660525] ---[ end trace 76cba25db7fed6bc ]---

 6458 19:44:55.298369  # [   58.665405] lkdtm: Negative detected: saturated

 6459 19:44:55.308528  # REFCOUNT_DEC_AND_TEST_NEGATIVE: saw 'Negative dete<4>[   59.153580] RSP: 0018:ffffa8af04417e40 EFLAGS: 00010286

 6460 19:44:55.311859  cted: saturated': ok

 6461 19:44:55.315095  ok 48 selftests: lkdtm: REFCOUNT_DEC_AND_TEST_NEGATIVE.sh

 6462 19:44:55.321509  # selftests: lkdtm: REFCOUNT_SUB_AND_TEST_NEGATIVE.sh

 6463 19:44:55.327867  <4>[   59.181206] RAX: 0000000000000000 RBX: 0000000000000032 RCX: 0000000000000000

 6464 19:44:55.334811  <4>[   59.200348] RDX: ffff91786ac2c620 RSI: ffff91786ac1bf50 RDI: ffff91786ac1bf50

 6465 19:44:55.341323  <4>[   59.207740] RBP: ffffffff8b8c68c0 R08: 0000000000000000 R09: 0000000000000000

 6466 19:44:55.351412  <4>[   59.215131] R10: 00000000ffffe000 R11: 3fffffffffffffff R12: 000000000000001f

 6467 19:44:55.357927  <4>[   59.222523] R13: ffffa8af04417f10 R14: ffffa8af04417f10 R15: ffff91784288a000

 6468 19:44:55.364263  <4>[   59.229934] FS:  00007f86fe8b6740(0000) GS:ffff91786ac00000(0000) knlGS:0000000000000000

 6469 19:44:55.370466  <4>[   59.238288] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033

 6470 19:44:55.380920  <4>[   59.244295] CR2: 00007f86fe66f000 CR3: 0000000102bde000 CR4: 00000000001506f0

 6471 19:44:55.381088  <4>[   59.251691] Call Trace:

 6472 19:44:55.384348  <4>[   59.254413]  ? __warn+0x80/0x110

 6473 19:44:55.390632  <4>[   59.257912]  ? refcount_warn_saturate+0xba/0x110

 6474 19:44:55.394225  <4>[   59.262795]  ? report_bug+0x9e/0xc0

 6475 19:44:55.397096  <4>[   59.266551]  ? handle_bug+0x41/0x90

 6476 19:44:55.400538  <4>[   59.270304]  ? exc_invalid_op+0x14/0x70

 6477 19:44:55.407144  <4>[   59.274405]  ? asm_exc_invalid_op+0x12/0x20

 6478 19:44:55.410671  <4>[   59.278858]  ? refcount_warn_saturate+0xba/0x110

 6479 19:44:55.417193  <4>[   59.283741]  __refcount_sub_and_test.constprop.0+0x3c/0x50

 6480 19:44:55.423504  <4>[   59.289490]  lkdtm_REFCOUNT_SUB_AND_TEST_NEGATIVE+0x3e/0x7b

 6481 19:44:55.427095  <4>[   59.295326]  direct_entry.cold+0x2c/0x38

 6482 19:44:55.430545  <4>[   59.299516]  full_proxy_write+0x56/0x80

 6483 19:44:55.433825  <4>[   59.303623]  vfs_write+0xea/0x3b0

 6484 19:44:55.436631  <4>[   59.307204]  ksys_write+0x68/0xf0

 6485 19:44:55.443551  <4>[   59.310787]  do_syscall_64+0x33/0x40

 6486 19:44:55.446852  <4>[   59.314627]  entry_SYSCALL_64_after_hwframe+0x67/0xcc

 6487 19:44:55.451373  <4>[   59.319944] RIP: 0033:0x7f86fe788240

 6488 19:44:55.469740  <4>[   59.323783] Code: 40 00 48 8b 15 c1 9b 0d 00 f7 d8 64 89 02 48 c7 c0 ff ff ff ff eb b7 0f 1f 00 80 3d a1 23 0e 00 00 74 17 b8 01 00 00 00 0f 05 <48> 3d 00 f0 ff ff 77 58 c3 0f 1f 80 00 00 00 00 48 83 ec 28 48 89

 6489 19:44:55.476295  <4>[   59.342804] RSP: 002b:00007ffe2f2f0148 EFLAGS: 00000202 ORIG_RAX: 0000000000000001

 6490 19:44:55.486531  <4>[   59.350633] RAX: ffffffffffffffda RBX: 000000000000001f RCX: 00007f86fe788240

 6491 19:44:55.493054  <4>[   59.358026] RDX: 000000000000001f RSI: 00007f86fe66f000 RDI: 0000000000000001

 6492 19:44:55.499663  <4>[   59.365417] RBP: 000000000000001f R08: 00000000ffffffff R09: 0000000000000000

 6493 19:44:55.506708  <4>[   59.372829] R10: 00007f86fe6a94d0 R11: 0000000000000202 R12: 00007f86fe66f000

 6494 19:44:55.515949  <4>[   59.380220] R13: 0000000000000001 R14: 0000000000020000 R15: 0000000000000000

 6495 19:44:55.519553  <4>[   59.387618] irq event stamp: 0

 6496 19:44:55.526010  <4>[   59.390938] hardirqs last  enabled at (0): [<0000000000000000>] 0x0

 6497 19:44:55.532601  <4>[   59.397465] hardirqs last disabled at (0): [<ffffffff88afde5c>] copy_process+0x65c/0x20e0

 6498 19:44:55.542933  <4>[   59.405898] softirqs last  enabled at (0): [<ffffffff88afde5c>] copy_process+0x65c/0x20e0

 6499 19:44:55.549334  <4>[   59.414330] softirqs last disabled at (0): [<0000000000000000>] 0x0

 6500 19:44:55.552739  <4>[   59.420855] ---[ end trace 76cba25db7fed6bd ]---

 6501 19:44:55.559045  <6>[   59.425736] lkdtm: Negative detected: saturated

 6502 19:44:55.604494  # [   58.819493] lkdtm: Performing direct entry REFCOUNT_SUB_AND_TEST_NEGATIVE

 6503 19:44:55.610552  # [   58.847698] lkdtm: attempting bad refcount_sub_and_test() below zero

 6504 19:44:55.614177  # [   58.876542] ------------[ cut here ]------------

 6505 19:44:55.620327  # [   58.903610] refcount_t: underflow; use-after-free.

 6506 19:44:55.627453  # [   58.930898] WARNING: CPU: 0 PID: 2270 at lib/refcount.c:28 refcount_warn_saturate+0xba/0x110

 6507 19:44:55.670330  # [   58.961728] Modules linked in: fuse ip_tables cros_ec_sysfs cros_ec_lightbar cros_ec_debugfs cros_usbpd_charger cros_usbpd_logger cros_ec_chardev gsmi ath10k_pci ath10k_core uvcvideo videobuf2_vmalloc videobuf2_memops videobuf2_v4l2 cros_ec_dev videobuf2_common ath designware_i2s snd_soc_acp_da7219mx98357_mach cros_usbpd_notify snd_soc_max98357a snd_soc_da7219 snd_soc_adau7002 acp_audio_dma chromeos_pstore snd_soc_core snd_compress snd_pcm_dmaengine regmap_i2c coreboot_table

 6508 19:44:55.676940  # [   59.026210] CPU: 0 PID: 2270 Comm: cat Tainted: G      D W         5.10.217-cip47 #1

 6509 19:44:55.683589  # [   59.056342] Hardware name: Google Grunt/Grunt, BIOS  09/05/2019

 6510 19:44:55.689501  # [   59.084706] RIP: 0010:refcount_warn_saturate+0xba/0x110

 6511 19:44:55.709320  # [   59.112403] Code: 02 01 e8 cf 0d c2 00 0f 0b e9 32 91 04 01 80 3d 75 ba d6 02 00 75 85 48 c7 c7 98 13 82 8b c6 05 65 ba d6 02 01 e8 ac 0d c2 00 <0f> 0b e9 0f 91 04 01 80 3d 50 ba d6 02 00 0f 85 5e ff ff ff 48 c7

 6512 19:44:55.712684  # [   59.153580] RSP: 0018:ffffa8af04417e40 EFLAGS: 00010286

 6513 19:44:55.719330  # [   59.181206] RAX: 0000000000000000 RBX: 0000000000000032 RCX: 0000000000000000

 6514 19:44:55.729433  # [   59.200348] RDX: ffff91786ac2c620 RSI: ffff91786ac1bf50 RDI: ffff91786ac1bf50

 6515 19:44:55.736169  # [   59.207740] RBP: ffffffff8b8c68c0 R08: 0000000000000000 R09: 0000000000000000

 6516 19:44:55.742501  # [   59.215131] R10: 00000000ffffe000 R11: 3fffffffffffffff R12: 000000000000001f

 6517 19:44:55.752646  # [   59.222523] R13: ffffa8af04417f10 R14: ffffa8af044<6>[   59.616539] lkdtm: Performing direct entry REFCOUNT_INC_ZERO

 6518 19:44:55.755486  17f10 R15: ffff91784288a000

 6519 19:44:55.762341  # [   59.229934] FS:  00007f86fe8b6740(0000) GS:ffff91786ac00000(0000) knlGS:0000000000000000

 6520 19:44:55.769150  # [   59.238288] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033

 6521 19:44:55.782039  # [   59.244295] CR2: 00007f86fe66f000 CR3: 0000000102bde000 CR4<6>[   59.628246] lkdtm: attempting safe refcount_inc_not_zero() from zero

 6522 19:44:55.782183  : 00000000001506f0

 6523 19:44:55.785519  # [   59.251691] Call Trace:

 6524 19:44:55.788955  # [   59.254413]  ? __warn+0x80/0x110

 6525 19:44:55.795129  # [   59.257912]  ? refcount_warn_saturate+0xba/0x110

 6526 19:44:55.798595  # [   59.262795]  ? report_bug+0x9e/0xc0

 6527 19:44:55.802054  # [   59.266551]  ? handle_bug+0x41/0x90

 6528 19:44:55.808462  # [   59.270304]  ? exc_inva<6>[   59.654607] lkdtm: Good: zero detected

 6529 19:44:55.808558  lid_op+0x14/0x70

 6530 19:44:55.814658  # [   59.274405]  ? asm_exc_invalid_op+0x12/0x20

 6531 19:44:55.818194  # [   59.278858]  ? refcount_warn_saturate+0xba/0x110

 6532 19:44:55.825038  # [   59.283741]  __refcount_sub_and_test.constprop.0+0x3c/0x50

 6533 19:44:55.831342  # [   59.289490]  lkdtm_REFCOUNT_SUB_AND_TEST_NEGATIVE+0x3e/0x7b

 6534 19:44:55.834729  # <6>[   59.680740] lkdtm: Correctly stayed at zero

 6535 19:44:55.837898  [   59.295326]  direct_entry.cold+0x2c/0x38

 6536 19:44:55.841260  # [   59.299516]  full_proxy_write+0x56/0x80

 6537 19:44:55.845118  # [   59.303623]  vfs_write+0xea/0x3b0

 6538 19:44:55.848419  # [   59.307204]  ksys_write+0x68/0xf0

 6539 19:44:55.854502  # [   59.310787]  do_syscall_64+0x33/0x40

 6540 19:44:55.861305  # [   59.314627]  entry_SYSCALL_64_after_h<6>[   59.707346] lkdtm: attempting bad refcount_inc() from zero

 6541 19:44:55.864838  wframe+0x67/0xcc

 6542 19:44:55.867691  # [   59.319944] RIP: 0033:0x7f86fe788240

 6543 19:44:55.890656  # [   59.323783] Code: 40 00 48 8b 15 c1 9b 0d 00 f7 d8 64 89 02 48 c7 c0 ff ff ff ff eb b7 0f 1f 00 80 3d a1 23 0e 00 00 74 17 b8 01 00 00 00 0f 05 <48> 3d 00 f0 ff ff 77 58 c3 0f 1f 80 00 00 00<4>[   59.735282] ------------[ cut here ]------------

 6544 19:44:55.890837   00 48 83 ec 28 48 89

 6545 19:44:55.901053  # [   59.342804] RSP: 002b:00007ffe2f2f0148 EFLAGS: 00000202 ORIG_RAX: 0000000000000001

 6546 19:44:55.907280  # [   59.350633] RAX: ffffffffffffffda RBX: 000000000000001f RCX: 00007f86fe788240

 6547 19:44:55.917196  # [   59.358026] RDX: 000000000000001f RSI: 00007f86fe66f000<4>[   59.762411] refcount_t: addition on 0; use-after-free.

 6548 19:44:55.920650   RDI: 0000000000000001

 6549 19:44:55.927099  # [   59.365417] RBP: 000000000000001f R08: 00000000ffffffff R09: 0000000000000000

 6550 19:44:55.934096  # [   59.372829] R10: 00007f86fe6a94d0 R11: 0000000000000202 R12: 00007f86fe66f000

 6551 19:44:55.947228  # [   59.380220] R13: 0000000000000001 R14: 0000000000020000 R15<4>[   59.790098] WARNING: CPU: 1 PID: 2303 at lib/refcount.c:25 refcount_warn_saturate+0x74/0x110

 6552 19:44:55.950667  : 0000000000000000

 6553 19:44:55.954016  # [   59.387618] irq event stamp: 0

 6554 19:44:55.960557  # [   59.390938] hardirqs last  enabled at (0): [<0000000000000000>] 0x0

 6555 19:44:55.966714  # [   59.397465] hardirqs last disabled at (0): [<ffffffff88afde5c>] copy_process+0x65c/0x20e0

 6556 19:44:56.013306  # [   59.405898] softirqs las<4>[   59.820764] Modules linked in: fuse ip_tables cros_ec_sysfs cros_ec_lightbar cros_ec_debugfs cros_usbpd_charger cros_usbpd_logger cros_ec_chardev gsmi ath10k_pci ath10k_core uvcvideo videobuf2_vmalloc videobuf2_memops videobuf2_v4l2 cros_ec_dev videobuf2_common ath designware_i2s snd_soc_acp_da7219mx98357_mach cros_usbpd_notify snd_soc_max98357a snd_soc_da7219 snd_soc_adau7002 acp_audio_dma chromeos_pstore snd_soc_core snd_compress snd_pcm_dmaengine regmap_i2c coreboot_table

 6557 19:44:56.019840  t  enabled at (0): [<ffffffff88afde5c>] copy_process+0x65c/0x20e0

 6558 19:44:56.026129  # [   59.414330] softirqs last disabled at (0): [<0000000000000000>] 0x0

 6559 19:44:56.029735  # [   59.420855] ---[ end trace 76cba25db7fed6bd ]---

 6560 19:44:56.032610  # [   59.425736] lkdtm: Negative detected: saturated

 6561 19:44:56.043035  # REFC<4>[   59.885176] CPU: 1 PID: 2303 Comm: cat Tainted: G      D W         5.10.217-cip47 #1

 6562 19:44:56.049275  OUNT_SUB_AND_TEST_NEGATIVE: saw 'Negative detected: saturated': ok

 6563 19:44:56.052959  ok 49 selftests: lkdtm: REFCOUNT_SUB_AND_TEST_NEGATIVE.sh

 6564 19:44:56.055778  # selftests: lkdtm: REFCOUNT_INC_ZERO.sh

 6565 19:44:56.062674  <4>[   59.915345] Hardware name: Google Grunt/Grunt, BIOS  09/05/2019

 6566 19:44:56.069450  <4>[   59.936182] RIP: 0010:refcount_warn_saturate+0x74/0x110

 6567 19:44:56.088907  <4>[   59.941734] Code: 02 01 e8 15 0e c2 00 0f 0b e9 78 91 04 01 80 3d bc ba d6 02 00 75 cb 48 c7 c7 68 13 82 8b c6 05 ac ba d6 02 01 e8 f2 0d c2 00 <0f> 0b e9 55 91 04 01 80 3d 9b ba d6 02 00 75 a8 48 c7 c7 40 13 82

 6568 19:44:56.091994  <4>[   59.960758] RSP: 0018:ffffa8af0448fe48 EFLAGS: 00010286

 6569 19:44:56.101811  <4>[   59.966270] RAX: 0000000000000000 RBX: 0000000000000033 RCX: 0000000000000000

 6570 19:44:56.109054  <4>[   59.973679] RDX: ffff91786ad2c620 RSI: ffff91786ad1bf50 RDI: ffff91786ad1bf50

 6571 19:44:56.115165  <4>[   59.981133] RBP: ffffffff8b8c6c61 R08: 0000000000000000 R09: 0000000000000000

 6572 19:44:56.121808  <4>[   59.988539] R10: 00000000ffffe000 R11: 3fffffffffffffff R12: 0000000000000012

 6573 19:44:56.131728  <4>[   59.995949] R13: ffffa8af0448ff10 R14: ffffa8af0448ff10 R15: ffff917842657000

 6574 19:44:56.138161  <4>[   60.003377] FS:  00007f46f4fed740(0000) GS:ffff91786ad00000(0000) knlGS:0000000000000000

 6575 19:44:56.145045  <4>[   60.011749] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033

 6576 19:44:56.151309  <4>[   60.017777] CR2: 00007f46f4de7000 CR3: 0000000105f8a000 CR4: 00000000001506e0

 6577 19:44:56.154954  <4>[   60.025207] Call Trace:

 6578 19:44:56.158376  <4>[   60.027949]  ? __warn+0x80/0x110

 6579 19:44:56.164740  <4>[   60.031505]  ? refcount_warn_saturate+0x74/0x110

 6580 19:44:56.168134  <4>[   60.036410]  ? report_bug+0x9e/0xc0

 6581 19:44:56.171552  <4>[   60.040246]  ? refcount_warn_saturate+0x74/0x110

 6582 19:44:56.177770  <4>[   60.045254]  ? handle_bug+0x41/0x90

 6583 19:44:56.181221  <4>[   60.049039]  ? exc_invalid_op+0x14/0x70

 6584 19:44:56.184848  <4>[   60.053206]  ? asm_exc_invalid_op+0x12/0x20

 6585 19:44:56.191223  <4>[   60.057667]  ? refcount_warn_saturate+0x74/0x110

 6586 19:44:56.194737  <4>[   60.062574]  ? refcount_warn_saturate+0x74/0x110

 6587 19:44:56.201110  <4>[   60.067464]  lkdtm_REFCOUNT_INC_ZERO+0x99/0xc1

 6588 19:44:56.204519  <4>[   60.072176]  direct_entry.cold+0x2c/0x38

 6589 19:44:56.207870  <4>[   60.076369]  full_proxy_write+0x56/0x80

 6590 19:44:56.211068  <4>[   60.080471]  vfs_write+0xea/0x3b0

 6591 19:44:56.214306  <4>[   60.084054]  ksys_write+0x68/0xf0

 6592 19:44:56.218064  <4>[   60.087637]  do_syscall_64+0x33/0x40

 6593 19:44:56.224541  <4>[   60.091479]  entry_SYSCALL_64_after_hwframe+0x67/0xcc

 6594 19:44:56.227917  <4>[   60.096810] RIP: 0033:0x7f46f4f00240

 6595 19:44:56.247502  <4>[   60.100651] Code: 40 00 48 8b 15 c1 9b 0d 00 f7 d8 64 89 02 48 c7 c0 ff ff ff ff eb b7 0f 1f 00 80 3d a1 23 0e 00 00 74 17 b8 01 00 00 00 0f 05 <48> 3d 00 f0 ff ff 77 58 c3 0f 1f 80 00 00 00 00 48 83 ec 28 48 89

 6596 19:44:56.258082  <4>[   60.122178] RSP: 002b:00007fffe4eb2ae8 EFLAGS: 00000202 ORIG_RAX: 0000000000000001

 6597 19:44:56.264585  <4>[   60.130100] RAX: ffffffffffffffda RBX: 0000000000000012 RCX: 00007f46f4f00240

 6598 19:44:56.271019  <4>[   60.137502] RDX: 0000000000000012 RSI: 00007f46f4de7000 RDI: 0000000000000001

 6599 19:44:56.281340  <4>[   60.144906] RBP: 0000000000000012 R08: 00000000ffffffff R09: 0000000000000000

 6600 19:44:56.287660  <4>[   60.152298] R10: 00007f46f4e214d0 R11: 0000000000000202 R12: 00007f46f4de7000

 6601 19:44:56.293991  <4>[   60.159702] R13: 0000000000000001 R14: 0000000000020000 R15: 0000000000000000

 6602 19:44:56.297567  <4>[   60.167100] irq event stamp: 0

 6603 19:44:56.303963  <4>[   60.170421] hardirqs last  enabled at (0): [<0000000000000000>] 0x0

 6604 19:44:56.313980  <4>[   60.176951] hardirqs last disabled at (0): [<ffffffff88afde5c>] copy_process+0x65c/0x20e0

 6605 19:44:56.321027  <4>[   60.185386] softirqs last  enabled at (0): [<ffffffff88afde5c>] copy_process+0x65c/0x20e0

 6606 19:44:56.327242  <4>[   60.193831] softirqs last disabled at (0): [<0000000000000000>] 0x0

 6607 19:44:56.333930  <4>[   60.200356] ---[ end trace 76cba25db7fed6be ]---

 6608 19:44:56.337251  <6>[   60.205236] lkdtm: Zero detected: saturated

 6609 19:44:56.380745  # [   59.616539] lkdtm: Performing direct entry REFCOUNT_INC_ZERO

 6610 19:44:56.387844  # [   59.628246] lkdtm: attempting safe refcount_inc_not_zero() from zero

 6611 19:44:56.390590  # [   59.654607] lkdtm: Good: zero detected

 6612 19:44:56.397701  # [   59.680740] lkdtm: Correctly stayed at zero

 6613 19:44:56.400492  # [   59.707346] lkdtm: attempting bad refcount_inc() from zero

 6614 19:44:56.406980  # [   59.735282] ------------[ cut here ]------------

 6615 19:44:56.410655  # [   59.762411] refcount_t: addition on 0; use-after-free.

 6616 19:44:56.420569  # [   59.790098] WARNING: CPU: 1 PID: 2303 at lib/refcount.c:25 refcount_warn_saturate+0x74/0x110

 6617 19:44:56.463586  # [   59.820764] Modules linked in: fuse ip_tables cros_ec_sysfs cros_ec_lightbar cros_ec_debugfs cros_usbpd_charger cros_usbpd_logger cros_ec_chardev gsmi ath10k_pci ath10k_core uvcvideo videobuf2_vmalloc videobuf2_memops videobuf2_v4l2 cros_ec_dev videobuf2_common ath designware_i2s snd_soc_acp_da7219mx98357_mach cros_usbpd_notify snd_soc_max98357a snd_soc_da7219 snd_soc_adau7002 acp_audio_dma chromeos_pstore snd_soc_core snd_compress snd_pcm_dmaengine regmap_i2c coreboot_table

 6618 19:44:56.470289  # [   59.885176] CPU: 1 PID: 2303 Comm: cat Tainted: G      D W         5.10.217-cip47 #1

 6619 19:44:56.476559  # [   59.915345] Hardware name: Google Grunt/Grunt, BIOS  09/05/2019

 6620 19:44:56.483382  # [   59.936182] RIP: 0010:refcount_warn_saturate+0x74/0x110

 6621 19:44:56.499814  # [   59.941734] Code: 02 01 e8 15 0e c2 00 0f 0b e9 78 91 04 01 80 3d bc ba d6 02 00 75 cb 48 c7 c7 68 13 82 8b c6 05 ac ba d6 02 01 e8 f2 0d c2 00 <0f> 0b e9 55 91 04 01 80 3d 9b ba d6 02 00 75 a8 48 c7 c7 40 13 82

 6622 19:44:56.506611  # [   59.960758] RSP: 0018:ffffa8af0448fe48 EFLAGS: 00010286

 6623 19:44:56.513011  # [   59.966270] RAX: 0000000000000000 RBX: 0000000000000033 RCX: 0000000000000000

 6624 19:44:56.519406  # [   59.973679] RDX: ffff91786ad2c620 RSI: ffff91786ad1bf50 RDI: ffff91786ad1bf50

 6625 19:44:56.529304  # [   59.981133] RBP: ffffffff8b8c6c61 R08: 0000000000000000 R09: 0000000000000000

 6626 19:44:56.535745  # [   59.988539] R10: 00000000ffffe000 R11: 3fffffffffffffff R12: 0000000000000012

 6627 19:44:56.542930  # [   59.995949] R13: ffffa8af0448ff10 R14: ffffa8af0448ff10 R15: ffff917842657000

 6628 19:44:56.552688  # [   60.003377] FS:  00007f46f4fed740(0000) GS:ffff91786ad00000(0000) knlGS:0000000000000000

 6629 19:44:56.559434  # [   60<6>[   60.410340] lkdtm: Performing direct entry REFCOUNT_ADD_ZERO

 6630 19:44:56.562302  .011749] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033

 6631 19:44:56.568732  # [   60.017777] CR2: 00007f46f4de7000 CR3: 0000000105f8a000 CR4: 00000000001506e0

 6632 19:44:56.572272  # [   60.025207] Call Trace:

 6633 19:44:56.575806  # [   60.027949]  ? __warn+0x80/0x110

 6634 19:44:56.585340  # [   60.031505]  ? refcount_warn_saturate+<6>[   60.430292] lkdtm: attempting safe refcount_add_not_zero() from zero

 6635 19:44:56.588927  0x74/0x110

 6636 19:44:56.591729  # [   60.036410]  ? report_bug+0x9e/0xc0

 6637 19:44:56.595235  # [   60.040246]  ? refcount_warn_saturate+0x74/0x110

 6638 19:44:56.598734  # [   60.045254]  ? handle_bug+0x41/0x90

 6639 19:44:56.601812  # [   60.049039]  ? exc_invalid_op+0x14/0x70

 6640 19:44:56.608327  # [   60.053206]  ? asm_exc_invalid_op+0x12/0x20

 6641 19:44:56.611915  # [   60.<6>[   60.459102] lkdtm: Good: zero detected

 6642 19:44:56.614889  057667]  ? refcount_warn_saturate+0x74/0x110

 6643 19:44:56.621679  # [   60.062574]  ? refcount_warn_saturate+0x74/0x110

 6644 19:44:56.624814  # [   60.067464]  lkdtm_REFCOUNT_INC_ZERO+0x99/0xc1

 6645 19:44:56.631762  # [   60.072176]  direct_entry.cold+0x2c/0x38

 6646 19:44:56.634601  # [   60.076369]  full_proxy_write+0x56/0x80

 6647 19:44:56.638124  # [   60.<6>[   60.485278] lkdtm: Correctly stayed at zero

 6648 19:44:56.641709  080471]  vfs_write+0xea/0x3b0

 6649 19:44:56.644540  # [   60.084054]  ksys_write+0x68/0xf0

 6650 19:44:56.648124  # [   60.087637]  do_syscall_64+0x33/0x40

 6651 19:44:56.654506  # [   60.091479]  entry_SYSCALL_64_after_hwframe+0x67/0xcc

 6652 19:44:56.658141  # [   60.096810] RIP: 0033:0x7f46f4f00240

 6653 19:44:56.668130  # [   60.100651] Code: 40 00 48 8b 15 c<6>[   60.511904] lkdtm: attempting bad refcount_add() from zero

 6654 19:44:56.684376  1 9b 0d 00 f7 d8 64 89 02 48 c7 c0 ff ff ff ff eb b7 0f 1f 00 80 3d a1 23 0e 00 00 74 17 b8 01 00 00 00 0f 05 <48> 3d 00 f0 ff ff 77 58 c3 0f 1f 80 00 00 00 00 48 83 ec 28 48 89

 6655 19:44:56.694055  # [   60.122178] RSP: 002b:00007fffe4eb2ae8 EFLAGS: 00000202 ORIG_RAX: 000000<4>[   60.539799] ------------[ cut here ]------------

 6656 19:44:56.694167  0000000001

 6657 19:44:56.704076  # [   60.130100] RAX: ffffffffffffffda RBX: 0000000000000012 RCX: 00007f46f4f00240

 6658 19:44:56.710960  # [   60.137502] RDX: 0000000000000012 RSI: 00007f46f4de7000 RDI: 0000000000000001

 6659 19:44:56.720471  # [   60.144906] RBP: 0000000000000012 R08: 00000000ffffffff R09: 0000000000<4>[   60.566869] refcount_t: addition on 0; use-after-free.

 6660 19:44:56.723827  000000

 6661 19:44:56.730544  # [   60.152298] R10: 00007f46f4e214d0 R11: 0000000000000202 R12: 00007f46f4de7000

 6662 19:44:56.736868  # [   60.159702] R13: 0000000000000001 R14: 0000000000020000 R15: 0000000000000000

 6663 19:44:56.740538  # [   60.167100] irq event stamp: 0

 6664 19:44:56.753512  # [   60.170421] hardirqs last  enabled at <4>[   60.594509] WARNING: CPU: 1 PID: 2336 at lib/refcount.c:25 refcount_warn_saturate+0x74/0x110

 6665 19:44:56.757020  (0): [<0000000000000000>] 0x0

 6666 19:44:56.763610  # [   60.176951] hardirqs last disabled at (0): [<ffffffff88afde5c>] copy_process+0x65c/0x20e0

 6667 19:44:56.773520  # [   60.185386] softirqs last  enabled at (0): [<ffffffff88afde5c>] copy_process+0x65c/0x20e0

 6668 19:44:56.815964  # [   60.193831] softirqs last di<4>[   60.627814] Modules linked in: fuse ip_tables cros_ec_sysfs cros_ec_lightbar cros_ec_debugfs cros_usbpd_charger cros_usbpd_logger cros_ec_chardev gsmi ath10k_pci ath10k_core uvcvideo videobuf2_vmalloc videobuf2_memops videobuf2_v4l2 cros_ec_dev videobuf2_common ath designware_i2s snd_soc_acp_da7219mx98357_mach cros_usbpd_notify snd_soc_max98357a snd_soc_da7219 snd_soc_adau7002 acp_audio_dma chromeos_pstore snd_soc_core snd_compress snd_pcm_dmaengine regmap_i2c coreboot_table

 6669 19:44:56.819499  sabled at (0): [<0000000000000000>] 0x0

 6670 19:44:56.825844  # [   60.200356] ---[ end trace 76cba25db7fed6be ]---

 6671 19:44:56.829392  # [   60.205236] lkdtm: Zero detected: saturated

 6672 19:44:56.832940  # REFCOUNT_INC_ZERO: saw 'call trace:': ok

 6673 19:44:56.839191  ok 50 selftests: lkdtm: REFCOUNT_INC_ZERO.sh

 6674 19:44:56.846079  # selftests: lkdtm: <4>[   60.689732] CPU: 1 PID: 2336 Comm: cat Tainted: G      D W         5.10.217-cip47 #1

 6675 19:44:56.848796  REFCOUNT_ADD_ZERO.sh

 6676 19:44:56.856009  <4>[   60.719899] Hardware name: Google Grunt/Grunt, BIOS  09/05/2019

 6677 19:44:56.862142  <4>[   60.727967] RIP: 0010:refcount_warn_saturate+0x74/0x110

 6678 19:44:56.878955  <4>[   60.733486] Code: 02 01 e8 15 0e c2 00 0f 0b e9 78 91 04 01 80 3d bc ba d6 02 00 75 cb 48 c7 c7 68 13 82 8b c6 05 ac ba d6 02 01 e8 f2 0d c2 00 <0f> 0b e9 55 91 04 01 80 3d 9b ba d6 02 00 75 a8 48 c7 c7 40 13 82

 6679 19:44:56.885132  <4>[   60.752616] RSP: 0018:ffffa8af0451fe48 EFLAGS: 00010286

 6680 19:44:56.891962  <4>[   60.758130] RAX: 0000000000000000 RBX: 0000000000000034 RCX: 0000000000000000

 6681 19:44:56.901835  <4>[   60.765606] RDX: ffff91786ad2c620 RSI: ffff91786ad1bf50 RDI: ffff91786ad1bf50

 6682 19:44:56.908729  <4>[   60.773059] RBP: ffffffff8b8c6c73 R08: 0000000000000000 R09: 0000000000000000

 6683 19:44:56.914905  <4>[   60.780575] R10: 00000000ffffe000 R11: 3fffffffffffffff R12: 0000000000000012

 6684 19:44:56.921962  <4>[   60.788006] R13: ffffa8af0451ff10 R14: ffffa8af0451ff10 R15: ffff917841fed000

 6685 19:44:56.931823  <4>[   60.795425] FS:  00007f481cc05740(0000) GS:ffff91786ad00000(0000) knlGS:0000000000000000

 6686 19:44:56.938120  <4>[   60.803835] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033

 6687 19:44:56.945045  <4>[   60.809892] CR2: 00007f481c9f7000 CR3: 0000000104c6e000 CR4: 00000000001506e0

 6688 19:44:56.947842  <4>[   60.817371] Call Trace:

 6689 19:44:56.951327  <4>[   60.820142]  ? __warn+0x80/0x110

 6690 19:44:56.954873  <4>[   60.823700]  ? refcount_warn_saturate+0x74/0x110

 6691 19:44:56.961417  <4>[   60.828611]  ? report_bug+0x9e/0xc0

 6692 19:44:56.964931  <4>[   60.832377]  ? handle_bug+0x41/0x90

 6693 19:44:56.967764  <4>[   60.836141]  ? exc_invalid_op+0x14/0x70

 6694 19:44:56.971226  <4>[   60.840246]  ? asm_exc_invalid_op+0x12/0x20

 6695 19:44:56.977740  <4>[   60.844700]  ? refcount_warn_saturate+0x74/0x110

 6696 19:44:56.981200  <4>[   60.849596]  ? refcount_warn_saturate+0x74/0x110

 6697 19:44:56.987772  <4>[   60.854480]  lkdtm_REFCOUNT_ADD_ZERO+0x99/0xc1

 6698 19:44:56.991369  <4>[   60.859188]  direct_entry.cold+0x2c/0x38

 6699 19:44:56.994850  <4>[   60.863379]  full_proxy_write+0x56/0x80

 6700 19:44:56.997623  <4>[   60.867485]  vfs_write+0xea/0x3b0

 6701 19:44:57.001047  <4>[   60.871066]  ksys_write+0x68/0xf0

 6702 19:44:57.004522  <4>[   60.874650]  do_syscall_64+0x33/0x40

 6703 19:44:57.011558  <4>[   60.878512]  entry_SYSCALL_64_after_hwframe+0x67/0xcc

 6704 19:44:57.014464  <4>[   60.883843] RIP: 0033:0x7f481cb10240

 6705 19:44:57.034062  <4>[   60.887695] Code: 40 00 48 8b 15 c1 9b 0d 00 f7 d8 64 89 02 48 c7 c0 ff ff ff ff eb b7 0f 1f 00 80 3d a1 23 0e 00 00 74 17 b8 01 00 00 00 0f 05 <48> 3d 00 f0 ff ff 77 58 c3 0f 1f 80 00 00 00 00 48 83 ec 28 48 89

 6706 19:44:57.040566  <4>[   60.906707] RSP: 002b:00007ffd66abf708 EFLAGS: 00000202 ORIG_RAX: 0000000000000001

 6707 19:44:57.050557  <4>[   60.914545] RAX: ffffffffffffffda RBX: 0000000000000012 RCX: 00007f481cb10240

 6708 19:44:57.057621  <4>[   60.921938] RDX: 0000000000000012 RSI: 00007f481c9f7000 RDI: 0000000000000001

 6709 19:44:57.063692  <4>[   60.929331] RBP: 0000000000000012 R08: 00000000ffffffff R09: 0000000000000000

 6710 19:44:57.070930  <4>[   60.936722] R10: 00007f481ca314d0 R11: 0000000000000202 R12: 00007f481c9f7000

 6711 19:44:57.080889  <4>[   60.944127] R13: 0000000000000001 R14: 0000000000020000 R15: 0000000000000000

 6712 19:44:57.083568  <4>[   60.951526] irq event stamp: 0

 6713 19:44:57.086873  <4>[   60.954847] hardirqs last  enabled at (0): [<0000000000000000>] 0x0

 6714 19:44:57.097440  <4>[   60.961376] hardirqs last disabled at (0): [<ffffffff88afde5c>] copy_process+0x65c/0x20e0

 6715 19:44:57.106703  <4>[   60.969809] softirqs last  enabled at (0): [<ffffffff88afde5c>] copy_process+0x65c/0x20e0

 6716 19:44:57.113690  <4>[   60.978254] softirqs last disabled at (0): [<0000000000000000>] 0x0

 6717 19:44:57.117106  <4>[   60.984780] ---[ end trace 76cba25db7fed6bf ]---

 6718 19:44:57.120483  <6>[   60.989661] lkdtm: Zero detected: saturated

 6719 19:44:57.165134  # [   60.410340] lkdtm: Performing direct entry REFCOUNT_ADD_ZERO

 6720 19:44:57.171696  # [   60.430292] lkdtm: attempting safe refcount_add_not_zero() from zero

 6721 19:44:57.174562  # [   60.459102] lkdtm: Good: zero detected

 6722 19:44:57.181268  # [   60.485278] lkdtm: Correctly stayed at zero

 6723 19:44:57.184846  # [   60.511904] lkdtm: attempting bad refcount_add() from zero

 6724 19:44:57.191260  # [   60.539799] ------------[ cut here ]------------

 6725 19:44:57.194539  # [   60.566869] refcount_t: addition on 0; use-after-free.

 6726 19:44:57.204750  # [   60.594509] WARNING: CPU: 1 PID: 2336 at lib/refcount.c:25 refcount_warn_saturate+0x74/0x110

 6727 19:44:57.247266  # [   60.627814] Modules linked in: fuse ip_tables cros_ec_sysfs cros_ec_lightbar cros_ec_debugfs cros_usbpd_charger cros_usbpd_logger cros_ec_chardev gsmi ath10k_pci ath10k_core uvcvideo videobuf2_vmalloc videobuf2_memops videobuf2_v4l2 cros_ec_dev videobuf2_common ath designware_i2s snd_soc_acp_da7219mx98357_mach cros_usbpd_notify snd_soc_max98357a snd_soc_da7219 snd_soc_adau7002 acp_audio_dma chromeos_pstore snd_soc_core snd_compress snd_pcm_dmaengine regmap_i2c coreboot_table

 6728 19:44:57.253864  # [   60.689732] CPU: 1 PID: 2336 Comm: cat Tainted: G      D W         5.10.217-cip47 #1

 6729 19:44:57.260739  # [   60.719899] Hardware name: Google Grunt/Grunt, BIOS  09/05/2019

 6730 19:44:57.267120  # [   60.727967] RIP: 0010:refcount_warn_saturate+0x74/0x110

 6731 19:44:57.283701  # [   60.733486] Code: 02 01 e8 15 0e c2 00 0f 0b e9 78 91 04 01 80 3d bc ba d6 02 00 75 cb 48 c7 c7 68 13 82 8b c6 05 ac ba d6 02 01 e8 f2 0d c2 00 <0f> 0b e9 55 91 04 01 80 3d 9b ba d6 02 00 75 a8 48 c7 c7 40 13 82

 6732 19:44:57.290297  # [   60.752616] RSP: 0018:ffffa8af0451fe48 EFLAGS: 00010286

 6733 19:44:57.296775  # [   60.<6>[   61.157849] lkdtm: Performing direct entry REFCOUNT_INC_SATURATED

 6734 19:44:57.303603  758130] RAX: 0000000000000000 RBX: 0000000000000034 RCX: 0000000000000000

 6735 19:44:57.310198  # [   60.765606] RDX: ffff91786ad2c620 RSI: ffff91786ad1bf50 RDI: ffff91786ad1bf50

 6736 19:44:57.320199  # [   60.773059] RBP: ffffffff8b8c6c73 R08: 0000000000000000 R09: 0000000000000000

 6737 19:44:57.326451  # [   60.7805<6>[   61.170152] lkdtm: attempting bad refcount_inc() from saturated

 6738 19:44:57.332912  75] R10: 00000000ffffe000 R11: 3fffffffffffffff R12: 0000000000000012

 6739 19:44:57.339539  # [   60.788006] R13: ffffa8af0451ff10 R14: ffffa8af0451ff10 R15: ffff917841fed000

 6740 19:44:57.345988  # [   60.795425] FS:  00007f481cc05740(0000) GS:ffff91786ad00000(0000) knlGS:0000000000000000

 6741 19:44:57.353029  # [   <4>[   61.198527] ------------[ cut here ]------------

 6742 19:44:57.359525  60.803835] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033

 6743 19:44:57.365959  # [   60.809892] CR2: 00007f481c9f7000 CR3: 0000000104c6e000 CR4: 00000000001506e0

 6744 19:44:57.369410  # [   60.817371] Call Trace:

 6745 19:44:57.372829  # [   60.820142]  ? __warn+0x80/0x110

 6746 19:44:57.379296  # [   60.823700]  ? refcount_warn_saturat<4>[   61.225620] refcount_t: saturated; leaking memory.

 6747 19:44:57.382700  e+0x74/0x110

 6748 19:44:57.385634  # [   60.828611]  ? report_bug+0x9e/0xc0

 6749 19:44:57.388945  # [   60.832377]  ? handle_bug+0x41/0x90

 6750 19:44:57.392120  # [   60.836141]  ? exc_invalid_op+0x14/0x70

 6751 19:44:57.396038  # [   60.840246]  ? asm_exc_invalid_op+0x12/0x20

 6752 19:44:57.402488  # [   60.844700]  ? refcount_warn_saturate+0x74/0x110

 6753 19:44:57.412078  # [   6<4>[   61.252868] WARNING: CPU: 1 PID: 2372 at lib/refcount.c:22 refcount_warn_saturate+0x51/0x110

 6754 19:44:57.415819  0.849596]  ? refcount_warn_saturate+0x74/0x110

 6755 19:44:57.418923  # [   60.854480]  lkdtm_REFCOUNT_ADD_ZERO+0x99/0xc1

 6756 19:44:57.425920  # [   60.859188]  direct_entry.cold+0x2c/0x38

 6757 19:44:57.428776  # [   60.863379]  full_proxy_write+0x56/0x80

 6758 19:44:57.432244  # [   60.867485]  vfs_write+0xea/0x3b0

 6759 19:44:57.474563  # [   60.871066]  ksys<4>[   61.283782] Modules linked in: fuse ip_tables cros_ec_sysfs cros_ec_lightbar cros_ec_debugfs cros_usbpd_charger cros_usbpd_logger cros_ec_chardev gsmi ath10k_pci ath10k_core uvcvideo videobuf2_vmalloc videobuf2_memops videobuf2_v4l2 cros_ec_dev videobuf2_common ath designware_i2s snd_soc_acp_da7219mx98357_mach cros_usbpd_notify snd_soc_max98357a snd_soc_da7219 snd_soc_adau7002 acp_audio_dma chromeos_pstore snd_soc_core snd_compress snd_pcm_dmaengine regmap_i2c coreboot_table

 6760 19:44:57.478294  _write+0x68/0xf0

 6761 19:44:57.481850  # [   60.874650]  do_syscall_64+0x33/0x40

 6762 19:44:57.485147  # [   60.878512]  entry_SYSCALL_64_after_hwframe+0x67/0xcc

 6763 19:44:57.488021  # [   60.883843] RIP: 0033:0x7f481cb10240

 6764 19:44:57.504681  # [   60.887695] Code: 40 00 48 8b 15 c1 9b 0d 00 f7 d8 64 89 02 48 c7 c0 ff ff ff ff eb b7 <4>[   61.348151] CPU: 1 PID: 2372 Comm: cat Tainted: G      D W         5.10.217-cip47 #1

 6765 19:44:57.518071  0f 1f 00 80 3d a1 23 0e 00 00 74 17 b8 01 00 00 00 0f 05 <48> 3d 00 f0 ff ff 77 58 c3 0f 1f 80 00 00 00 00 48 83 ec 28 48 89

 6766 19:44:57.524267  # [   60.906707] RSP: 002b:00007ffd66abf708 EFLAGS: 00000202 ORIG_RAX: 0000000000000001

 6767 19:44:57.534112  # [   60.914545] RAX: ffffffffffffffda RB<4>[   61.378329] Hardware name: Google Grunt/Grunt, BIOS  09/05/2019

 6768 19:44:57.537974  X: 0000000000000012 RCX: 00007f481cb10240

 6769 19:44:57.544458  # [   60.921938] RDX: 0000000000000012 RSI: 00007f481c9f7000 RDI: 0000000000000001

 6770 19:44:57.550936  # [   60.929331] RBP: 0000000000000012 R08: 00000000ffffffff R09: 0000000000000000

 6771 19:44:57.560841  # [   60.936722] R10: 00007f481ca314d0 R11: 0<4>[   61.406665] RIP: 0010:refcount_warn_saturate+0x51/0x110

 6772 19:44:57.564273  000000000000202 R12: 00007f481c9f7000

 6773 19:44:57.573873  # [   60.944127] R13: 0000000000000001 R14: 0000000000020000 R15: 0000000000000000

 6774 19:44:57.577599  # [   60.951526] irq event stamp: 0

 6775 19:44:57.580612  # [   60.954847] hardirqs last  enabled at (0): [<0000000000000000>] 0x0

 6776 19:44:57.603797  # [   60.961376] hardi<4>[   61.434309] Code: 84 bc 00 00 00 e9 9f 91 04 01 85 f6 74 46 80 3d e0 ba d6 02 00 75 ee 48 c7 c7 40 13 82 8b c6 05 d0 ba d6 02 01 e8 15 0e c2 00 <0f> 0b e9 78 91 04 01 80 3d bc ba d6 02 00 75 cb 48 c7 c7 68 13 82

 6777 19:44:57.610005  rqs last disabled at (0): [<ffffffff88afde5c>] copy_process+0x65c/0x20e0

 6778 19:44:57.616602  # [   60.969809] softirqs last  enabled at (0): [<ffffffff88afde5c>] copy_process+0x65c/0x20e0

 6779 19:44:57.623476  # [   60.978254] softirqs last disabled at (0): [<0000000000000000>] 0x0

 6780 19:44:57.630287  # [   60.984<4>[   61.475480] RSP: 0018:ffffa8af045a7e48 EFLAGS: 00010286

 6781 19:44:57.633609  780] ---[ end trace 76cba25db7fed6bf ]---

 6782 19:44:57.639646  # [   60.989661] lkdtm: Zero detected: saturated

 6783 19:44:57.643067  # REFCOUNT_ADD_ZERO: saw 'call trace:': ok

 6784 19:44:57.646416  ok 51 selftests: lkdtm: REFCOUNT_ADD_ZERO.sh

 6785 19:44:57.649684  # selftests: lkdtm: REFCOUNT_INC_SATURATED.sh

 6786 19:44:57.656495  <4>[   61.503155] RAX: 0000000000000000 RBX: 0000000000000035 RCX: 0000000000000000

 6787 19:44:57.666067  <4>[   61.530465] RDX: ffff91786ad2c620 RSI: ffff91786ad1bf50 RDI: ffff91786ad1bf50

 6788 19:44:57.672802  <4>[   61.537902] RBP: ffffffff8b8c6c85 R08: 0000000000000000 R09: 0000000000000000

 6789 19:44:57.679529  <4>[   61.545333] R10: 00000000ffffe000 R11: 3fffffffffffffff R12: 0000000000000017

 6790 19:44:57.685885  <4>[   61.552779] R13: ffffa8af045a7f10 R14: ffffa8af045a7f10 R15: ffff917846568000

 6791 19:44:57.695834  <4>[   61.560227] FS:  00007efe19c95740(0000) GS:ffff91786ad00000(0000) knlGS:0000000000000000

 6792 19:44:57.702430  <4>[   61.568640] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033

 6793 19:44:57.709492  <4>[   61.574723] CR2: 00007efe19a87000 CR3: 0000000105976000 CR4: 00000000001506e0

 6794 19:44:57.712646  <4>[   61.582247] Call Trace:

 6795 19:44:57.715889  <4>[   61.585085]  ? __warn+0x80/0x110

 6796 19:44:57.722268  <4>[   61.588706]  ? refcount_warn_saturate+0x51/0x110

 6797 19:44:57.726012  <4>[   61.593698]  ? report_bug+0x9e/0xc0

 6798 19:44:57.728954  <4>[   61.597542]  ? handle_bug+0x41/0x90

 6799 19:44:57.732335  <4>[   61.601378]  ? exc_invalid_op+0x14/0x70

 6800 19:44:57.738748  <4>[   61.605565]  ? asm_exc_invalid_op+0x12/0x20

 6801 19:44:57.742300  <4>[   61.610113]  ? refcount_warn_saturate+0x51/0x110

 6802 19:44:57.748567  <4>[   61.615158]  ? refcount_warn_saturate+0x51/0x110

 6803 19:44:57.752092  <4>[   61.620137]  lkdtm_REFCOUNT_INC_SATURATED+0x3c/0x64

 6804 19:44:57.760013  <4>[   61.627880]  direct_entry.cold+0x2c/0x38

 6805 19:44:57.763999  <4>[   61.632116]  full_proxy_write+0x56/0x80

 6806 19:44:57.766706  <4>[   61.636241]  vfs_write+0xea/0x3b0

 6807 19:44:57.769985  <4>[   61.639830]  ksys_write+0x68/0xf0

 6808 19:44:57.773234  <4>[   61.643409]  do_syscall_64+0x33/0x40

 6809 19:44:57.779937  <4>[   61.647247]  entry_SYSCALL_64_after_hwframe+0x67/0xcc

 6810 19:44:57.783438  <4>[   61.652576] RIP: 0033:0x7efe19ba0240

 6811 19:44:57.802926  <4>[   61.656414] Code: 40 00 48 8b 15 c1 9b 0d 00 f7 d8 64 89 02 48 c7 c0 ff ff ff ff eb b7 0f 1f 00 80 3d a1 23 0e 00 00 74 17 b8 01 00 00 00 0f 05 <48> 3d 00 f0 ff ff 77 58 c3 0f 1f 80 00 00 00 00 48 83 ec 28 48 89

 6812 19:44:57.810140  <4>[   61.675446] RSP: 002b:00007fffe9d3d7b8 EFLAGS: 00000202 ORIG_RAX: 0000000000000001

 6813 19:44:57.820155  <4>[   61.683276] RAX: ffffffffffffffda RBX: 0000000000000017 RCX: 00007efe19ba0240

 6814 19:44:57.826221  <4>[   61.690670] RDX: 0000000000000017 RSI: 00007efe19a87000 RDI: 0000000000000001

 6815 19:44:57.832879  <4>[   61.698081] RBP: 0000000000000017 R08: 00000000ffffffff R09: 0000000000000000

 6816 19:44:57.839692  <4>[   61.705473] R10: 00007efe19ac14d0 R11: 0000000000000202 R12: 00007efe19a87000

 6817 19:44:57.846198  <4>[   61.712866] R13: 0000000000000001 R14: 0000000000020000 R15: 0000000000000000

 6818 19:44:57.849470  <4>[   61.720281] irq event stamp: 0

 6819 19:44:57.856241  <4>[   61.723600] hardirqs last  enabled at (0): [<0000000000000000>] 0x0

 6820 19:44:57.865747  <4>[   61.730150] hardirqs last disabled at (0): [<ffffffff88afde5c>] copy_process+0x65c/0x20e0

 6821 19:44:57.876262  <4>[   61.738590] softirqs last  enabled at (0): [<ffffffff88afde5c>] copy_process+0x65c/0x20e0

 6822 19:44:57.882758  <4>[   61.747034] softirqs last disabled at (0): [<0000000000000000>] 0x0

 6823 19:44:57.886287  <4>[   61.753558] ---[ end trace 76cba25db7fed6c0 ]---

 6824 19:44:57.892402  <6>[   61.758450] lkdtm: Saturation detected: still saturated

 6825 19:44:57.935034  # [   61.157849] lkdtm: Performing direct entry REFCOUNT_INC_SATURATED

 6826 19:44:57.941851  # [   61.170152] lkdtm: attempting bad refcount_inc() from saturated

 6827 19:44:57.948084  # [   61.198527] ------------[ cut here ]------------

 6828 19:44:57.951603  # [   61.225620] refcount_t: saturated; leaking memory.

 6829 19:44:57.961317  # [   61.252868] WARNING: CPU: 1 PID: 2372 at lib/refcount.c:22 refcount_warn_saturate+0x51/0x110

 6830 19:44:58.003930  # [   61.283782] Modules linked in: fuse ip_tables cros_ec_sysfs cros_ec_lightbar cros_ec_debugfs cros_usbpd_charger cros_usbpd_logger cros_ec_chardev gsmi ath10k_pci ath10k_core uvcvideo videobuf2_vmalloc videobuf2_memops videobuf2_v4l2 cros_ec_dev videobuf2_common ath designware_i2s snd_soc_acp_da7219mx98357_mach cros_usbpd_notify snd_soc_max98357a snd_soc_da7219 snd_soc_adau7002 acp_audio_dma chromeos_pstore snd_soc_core snd_compress snd_pcm_dmaengine regmap_i2c coreboot_table

 6831 19:44:58.010711  # [   61.348151] CPU: 1 PID: 2372 Comm: cat Tainted: G      D W         5.10.217-cip47 #1

 6832 19:44:58.017169  # [   61.378329] Hardware name: Google Grunt/Grunt, BIOS  09/05/2019

 6833 19:44:58.020193  # [   61.406665] RIP: 0010:refcount_warn_saturate+0x51/0x110

 6834 19:44:58.040599  # [   61.434309] Code: 84 bc 00 00 00 e9 9f 91 04 01 85 f6 74 46 80 3d e0 ba d6 02 00 75 ee 48 c7 c7 40 13 82 8b c6 05 d0 ba d6 02 01 e8 15 0e c2 00 <0f> 0b e9 78 91 04 01 80 3d bc ba d6 02 00 75 cb 48 c7 c7 68 13 82

 6835 19:44:58.047089  # [   61.475480] RSP: 0018:ffffa8af045a7e48 EFLAGS: 00010286

 6836 19:44:58.053233  # [   61.503155] RAX: 0000000000000000 RBX: 0000000000000035 RCX: 0000000000000000

 6837 19:44:58.060391  # [   61.530465] RDX: ffff91786ad2c620 RSI: ffff91786ad1bf50 RDI: ffff91786ad1bf50

 6838 19:44:58.070173  # [   61.537902] RBP: <6>[   61.930493] lkdtm: Performing direct entry REFCOUNT_DEC_SATURATED

 6839 19:44:58.073470  ffffffff8b8c6c85 R08: 0000000000000000 R09: 0000000000000000

 6840 19:44:58.083026  # [   61.545333] R10: 00000000ffffe000 R11: 3fffffffffffffff R12: 0000000000000017

 6841 19:44:58.090062  # [   61.552779] R13: ffffa8af045a7f10 R14: ffffa8af045a7f10 R15: ffff917846568000

 6842 19:44:58.096672  # [   61.560227] FS:  0000<6>[   61.941606] lkdtm: attempting bad refcount_dec() from saturated

 6843 19:44:58.103321  7efe19c95740(0000) GS:ffff91786ad00000(0000) knlGS:0000000000000000

 6844 19:44:58.109121  # [   61.568640] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033

 6845 19:44:58.116303  # [   61.574723] CR2: 00007efe19a87000 CR3: 0000000105976000 CR4: 00000000001506e0

 6846 19:44:58.119132  # [   61.582247] Call Trace:

 6847 19:44:58.126099  # [  <4>[   61.969988] ------------[ cut here ]------------

 6848 19:44:58.126191   61.585085]  ? __warn+0x80/0x110

 6849 19:44:58.132578  # [   61.588706]  ? refcount_warn_saturate+0x51/0x110

 6850 19:44:58.135688  # [   61.593698]  ? report_bug+0x9e/0xc0

 6851 19:44:58.139003  # [   61.597542]  ? handle_bug+0x41/0x90

 6852 19:44:58.142795  # [   61.601378]  ? exc_invalid_op+0x14/0x70

 6853 19:44:58.152594  # [   61.605565]  ? asm_exc_invalid_o<4>[   61.997070] refcount_t: decrement hit 0; leaking memory.

 6854 19:44:58.152695  p+0x12/0x20

 6855 19:44:58.158927  # [   61.610113]  ? refcount_warn_saturate+0x51/0x110

 6856 19:44:58.162377  # [   61.615158]  ? refcount_warn_saturate+0x51/0x110

 6857 19:44:58.168597  # [   61.620137]  lkdtm_REFCOUNT_INC_SATURATED+0x3c/0x64

 6858 19:44:58.172279  # [   61.627880]  direct_entry.cold+0x2c/0x38

 6859 19:44:58.182047  # [   61.632116]  full_proxy<4>[   62.024847] WARNING: CPU: 1 PID: 2408 at lib/refcount.c:31 refcount_warn_saturate+0xfb/0x110

 6860 19:44:58.185439  _write+0x56/0x80

 6861 19:44:58.189069  # [   61.636241]  vfs_write+0xea/0x3b0

 6862 19:44:58.192211  # [   61.639830]  ksys_write+0x68/0xf0

 6863 19:44:58.195494  # [   61.643409]  do_syscall_64+0x33/0x40

 6864 19:44:58.202123  # [   61.647247]  entry_SYSCALL_64_after_hwframe+0x67/0xcc

 6865 19:44:58.205058  # [   61.652576] RIP: 0033:0x7efe19ba0240

 6866 19:44:58.247970  # [   61.656<4>[   62.055767] Modules linked in: fuse ip_tables cros_ec_sysfs cros_ec_lightbar cros_ec_debugfs cros_usbpd_charger cros_usbpd_logger cros_ec_chardev gsmi ath10k_pci ath10k_core uvcvideo videobuf2_vmalloc videobuf2_memops videobuf2_v4l2 cros_ec_dev videobuf2_common ath designware_i2s snd_soc_acp_da7219mx98357_mach cros_usbpd_notify snd_soc_max98357a snd_soc_da7219 snd_soc_adau7002 acp_audio_dma chromeos_pstore snd_soc_core snd_compress snd_pcm_dmaengine regmap_i2c coreboot_table

 6867 19:44:58.264277  414] Code: 40 00 48 8b 15 c1 9b 0d 00 f7 d8 64 89 02 48 c7 c0 ff ff ff ff eb b7 0f 1f 00 80 3d a1 23 0e 00 00 74 17 b8 01 00 00 00 0f 05 <48> 3d 00 f0 ff ff 77 58 c3 0f 1f 80 00 00 00 00 48 83 ec 28 48 89

 6868 19:44:58.277338  # [   61.675446] RSP: 002b:00007fffe9d3d7b8 EFLAGS<4>[   62.120110] CPU: 1 PID: 2408 Comm: cat Tainted: G      D W         5.10.217-cip47 #1

 6869 19:44:58.280541  : 00000202 ORIG_RAX: 0000000000000001

 6870 19:44:58.287388  # [   61.683276] RAX: ffffffffffffffda RBX: 0000000000000017 RCX: 00007efe19ba0240

 6871 19:44:58.297443  # [   61.690670] RDX: 0000000000000017 RSI: 00007efe19a87000 RDI: 0000000000000001

 6872 19:44:58.307001  # [   61.698081] RBP: 0000000000000017 R08: 00000<4>[   62.152864] Hardware name: Google Grunt/Grunt, BIOS  09/05/2019

 6873 19:44:58.310776  000ffffffff R09: 0000000000000000

 6874 19:44:58.317353  # [   61.705473] R10: 00007efe19ac14d0 R11: 0000000000000202 R12: 00007efe19a87000

 6875 19:44:58.323163  # [   61.712866] R13: 0000000000000001 R14: 0000000000020000 R15: 0000000000000000

 6876 19:44:58.326821  # [   61.720281] irq event stamp: 0

 6877 19:44:58.333473  # [   61.723600]<4>[   62.178675] RIP: 0010:refcount_warn_saturate+0xfb/0x110

 6878 19:44:58.340101   hardirqs last  enabled at (0): [<0000000000000000>] 0x0

 6879 19:44:58.346684  # [   61.730150] hardirqs last disabled at (0): [<ffffffff88afde5c>] copy_process+0x65c/0x20e0

 6880 19:44:58.356657  # [   61.738590] softirqs last  enabled at (0): [<ffffffff88afde5c>] copy_process+0x65c/0x20e0

 6881 19:44:58.376003  # [   <4>[   62.206352] Code: f0 13 82 8b c6 05 3c ba d6 02 01 e8 85 0d c2 00 0f 0b e9 e8 90 04 01 48 c7 c7 c0 13 82 8b c6 05 23 ba d6 02 01 e8 6b 0d c2 00 <0f> 0b e9 ce 90 04 01 66 66 2e 0f 1f 84 00 00 00 00 00 0f 1f 00 8b

 6882 19:44:58.379292  61.747034] softirqs last disabled at (0): [<0000000000000000>] 0x0

 6883 19:44:58.386301  # [   61.753558] ---[ end trace 76cba25db7fed6c0 ]---

 6884 19:44:58.389402  # [   61.758450] lkdtm: Saturation detected: still saturated

 6885 19:44:58.402819  # REFCOUNT_INC_SATURATED: saw 'Saturation detected: still saturated': o<4>[   62.247499] RSP: 0018:ffffa8af0461fe48 EFLAGS: 00010286

 6886 19:44:58.402950  k

 6887 19:44:58.405822  ok 52 selftests: lkdtm: REFCOUNT_INC_SATURATED.sh

 6888 19:44:58.412284  # selftests: lkdtm: REFCOUNT_DEC_SATURATED.sh

 6889 19:44:58.418759  <4>[   62.275180] RAX: 0000000000000000 RBX: 0000000000000036 RCX: 0000000000000000

 6890 19:44:58.425699  <4>[   62.291270] RDX: ffff91786ad2c620 RSI: ffff91786ad1bf50 RDI: ffff91786ad1bf50

 6891 19:44:58.431992  <4>[   62.298701] RBP: ffffffff8b8c6c9c R08: 0000000000000000 R09: 0000000000000000

 6892 19:44:58.442217  <4>[   62.306111] R10: 00000000ffffe000 R11: 3fffffffffffffff R12: 0000000000000017

 6893 19:44:58.448900  <4>[   62.313550] R13: ffffa8af0461ff10 R14: ffffa8af0461ff10 R15: ffff9178428ce000

 6894 19:44:58.458123  <4>[   62.320959] FS:  00007f7ff7e2d740(0000) GS:ffff91786ad00000(0000) knlGS:0000000000000000

 6895 19:44:58.461918  <4>[   62.329345] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033

 6896 19:44:58.471795  <4>[   62.335370] CR2: 00007f7ff7be7000 CR3: 0000000104fbc000 CR4: 00000000001506e0

 6897 19:44:58.471961  <4>[   62.342829] Call Trace:

 6898 19:44:58.478392  <4>[   62.345578]  ? __warn+0x80/0x110

 6899 19:44:58.481232  <4>[   62.349121]  ? refcount_warn_saturate+0xfb/0x110

 6900 19:44:58.484796  <4>[   62.354022]  ? report_bug+0x9e/0xc0

 6901 19:44:58.487771  <4>[   62.357893]  ? handle_bug+0x41/0x90

 6902 19:44:58.494884  <4>[   62.361682]  ? exc_invalid_op+0x14/0x70

 6903 19:44:58.497637  <4>[   62.365906]  ? asm_exc_invalid_op+0x12/0x20

 6904 19:44:58.504061  <4>[   62.370450]  ? refcount_warn_saturate+0xfb/0x110

 6905 19:44:58.507930  <4>[   62.375406]  ? refcount_warn_saturate+0xfb/0x110

 6906 19:44:58.514172  <4>[   62.380374]  lkdtm_REFCOUNT_DEC_SATURATED+0x37/0x5f

 6907 19:44:58.517674  <4>[   62.385591]  direct_entry.cold+0x2c/0x38

 6908 19:44:58.520908  <4>[   62.389847]  full_proxy_write+0x56/0x80

 6909 19:44:58.524087  <4>[   62.394039]  vfs_write+0xea/0x3b0

 6910 19:44:58.527529  <4>[   62.397797]  ksys_write+0x68/0xf0

 6911 19:44:58.533851  <4>[   62.401424]  do_syscall_64+0x33/0x40

 6912 19:44:58.537421  <4>[   62.405354]  entry_SYSCALL_64_after_hwframe+0x67/0xcc

 6913 19:44:58.540524  <4>[   62.410712] RIP: 0033:0x7f7ff7d00240

 6914 19:44:58.560281  <4>[   62.414642] Code: 40 00 48 8b 15 c1 9b 0d 00 f7 d8 64 89 02 48 c7 c0 ff ff ff ff eb b7 0f 1f 00 80 3d a1 23 0e 00 00 74 17 b8 01 00 00 00 0f 05 <48> 3d 00 f0 ff ff 77 58 c3 0f 1f 80 00 00 00 00 48 83 ec 28 48 89

 6915 19:44:58.570500  <4>[   62.433659] RSP: 002b:00007ffe2ffc5218 EFLAGS: 00000202 ORIG_RAX: 0000000000000001

 6916 19:44:58.576837  <4>[   62.441520] RAX: ffffffffffffffda RBX: 0000000000000017 RCX: 00007f7ff7d00240

 6917 19:44:58.583495  <4>[   62.448916] RDX: 0000000000000017 RSI: 00007f7ff7be7000 RDI: 0000000000000001

 6918 19:44:58.589884  <4>[   62.456308] RBP: 0000000000000017 R08: 00000000ffffffff R09: 0000000000000000

 6919 19:44:58.600025  <4>[   62.463716] R10: 00007f7ff7c214d0 R11: 0000000000000202 R12: 00007f7ff7be7000

 6920 19:44:58.606683  <4>[   62.471125] R13: 0000000000000001 R14: 0000000000020000 R15: 0000000000000000

 6921 19:44:58.609630  <4>[   62.478523] irq event stamp: 0

 6922 19:44:58.616219  <4>[   62.481857] hardirqs last  enabled at (0): [<0000000000000000>] 0x0

 6923 19:44:58.622744  <4>[   62.488386] hardirqs last disabled at (0): [<ffffffff88afde5c>] copy_process+0x65c/0x20e0

 6924 19:44:58.633079  <4>[   62.496890] softirqs last  enabled at (0): [<ffffffff88afde5c>] copy_process+0x65c/0x20e0

 6925 19:44:58.639606  <4>[   62.505331] softirqs last disabled at (0): [<0000000000000000>] 0x0

 6926 19:44:58.642941  <4>[   62.511868] ---[ end trace 76cba25db7fed6c1 ]---

 6927 19:44:58.649500  <6>[   62.516748] lkdtm: Saturation detected: still saturated

 6928 19:44:58.695620  # [   61.930493] lkdtm: Performing direct entry REFCOUNT_DEC_SATURATED

 6929 19:44:58.702312  # [   61.941606] lkdtm: attempting bad refcount_dec() from saturated

 6930 19:44:58.708921  # [   61.969988] ------------[ cut here ]------------

 6931 19:44:58.712635  # [   61.997070] refcount_t: decrement hit 0; leaking memory.

 6932 19:44:58.721935  # [   62.024847] WARNING: CPU: 1 PID: 2408 at lib/refcount.c:31 refcount_warn_saturate+0xfb/0x110

 6933 19:44:58.765065  # [   62.055767] Modules linked in: fuse ip_tables cros_ec_sysfs cros_ec_lightbar cros_ec_debugfs cros_usbpd_charger cros_usbpd_logger cros_ec_chardev gsmi ath10k_pci ath10k_core uvcvideo videobuf2_vmalloc videobuf2_memops videobuf2_v4l2 cros_ec_dev videobuf2_common ath designware_i2s snd_soc_acp_da7219mx98357_mach cros_usbpd_notify snd_soc_max98357a snd_soc_da7219 snd_soc_adau7002 acp_audio_dma chromeos_pstore snd_soc_core snd_compress snd_pcm_dmaengine regmap_i2c coreboot_table

 6934 19:44:58.771652  # [   62.120110] CPU: 1 PID: 2408 Comm: cat Tainted: G      D W         5.10.217-cip47 #1

 6935 19:44:58.778565  # [   62.152864] Hardware name: Google Grunt/Grunt, BIOS  09/05/2019

 6936 19:44:58.784839  # [   62.178675] RIP: 0010:refcount_warn_saturate+0xfb/0x110

 6937 19:44:58.801190  # [   62.206352] Code: f0 13 82 8b c6 05 3c ba d6 02 01 e8 85 0d c2 00 0f 0b e9 e8 90 04 01 48 c7 c7 c0 13 82 8b c6 05 23 ba d6 02 01 e8 6b 0d c2 00 <0f> 0b e9 ce 90 04 01 66 66 2e 0f 1f 84 00 00 00 00 00 0f 1f 00 8b

 6938 19:44:58.808130  # [   62.247499] RSP: 0018:ffffa8af0461fe48 EFLAGS: 00010286

 6939 19:44:58.814115  # [   62.275180] RAX: 0000000000000000 RBX: 0000000000000036 RCX: 0000000000000000

 6940 19:44:58.821266  # [   62.291270] RDX: ffff91786ad2c620 RSI: ffff91786ad1bf50 RDI: ffff91786ad1bf50

 6941 19:44:58.830836  # [   62.298701] RBP: ffffffff8b8c6c9c R08: 0000000000000000 R09: 0000000000000000

 6942 19:44:58.837821  # [   62.306111] R10: 00000000ffffe000 R11: 3fffffffffffffff R12: 0000000000000017

 6943 19:44:58.844207  # [   62.313550] R13: ffffa8af0461ff10 R14: ffffa8af0461ff10 R15: ffff9178428ce000

 6944 19:44:58.853954  # [   62.320959] FS:  00<6>[   62.696866] lkdtm: Performing direct entry REFCOUNT_ADD_SATURATED

 6945 19:44:58.857448  007f7ff7e2d740(0000) GS:ffff91786ad00000(0000) knlGS:0000000000000000

 6946 19:44:58.863724  # [   62.329345] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033

 6947 19:44:58.870455  # [   62.335370] CR2: 00007f7ff7be7000 CR3: 0000000104fbc000 CR4: 00000000001506e0

 6948 19:44:58.874063  # [   62.342829] Call Trace:

 6949 19:44:58.880553  # [<6>[   62.725164] lkdtm: attempting bad refcount_dec() from saturated

 6950 19:44:58.884097     62.345578]  ? __warn+0x80/0x110

 6951 19:44:58.890564  # [   62.349121]  ? refcount_warn_saturate+0xfb/0x110

 6952 19:44:58.893412  # [   62.354022]  ? report_bug+0x9e/0xc0

 6953 19:44:58.897136  # [   62.357893]  ? handle_bug+0x41/0x90

 6954 19:44:58.900135  # [   62.361682]  ? exc_invalid_op+0x14/0x70

 6955 19:44:58.907262  # [   62.365906]  ? asm_exc_invalid<4>[   62.753529] ------------[ cut here ]------------

 6956 19:44:58.909944  _op+0x12/0x20

 6957 19:44:58.913361  # [   62.370450]  ? refcount_warn_saturate+0xfb/0x110

 6958 19:44:58.920089  # [   62.375406]  ? refcount_warn_saturate+0xfb/0x110

 6959 19:44:58.923171  # [   62.380374]  lkdtm_REFCOUNT_DEC_SATURATED+0x37/0x5f

 6960 19:44:58.926712  # [   62.385591]  direct_entry.cold+0x2c/0x38

 6961 19:44:58.936255  # [   62.389847]  full_pro<4>[   62.780607] refcount_t: saturated; leaking memory.

 6962 19:44:58.936429  xy_write+0x56/0x80

 6963 19:44:58.939926  # [   62.394039]  vfs_write+0xea/0x3b0

 6964 19:44:58.943449  # [   62.397797]  ksys_write+0x68/0xf0

 6965 19:44:58.946431  # [   62.401424]  do_syscall_64+0x33/0x40

 6966 19:44:58.952814  # [   62.405354]  entry_SYSCALL_64_after_hwframe+0x67/0xcc

 6967 19:44:58.956306  # [   62.410712] RIP: 0033:0x7f7ff7d00240

 6968 19:44:58.966459  # [   62.4<4>[   62.807882] WARNING: CPU: 1 PID: 2444 at lib/refcount.c:22 refcount_warn_saturate+0x51/0x110

 6969 19:44:58.982943  14642] Code: 40 00 48 8b 15 c1 9b 0d 00 f7 d8 64 89 02 48 c7 c0 ff ff ff ff eb b7 0f 1f 00 80 3d a1 23 0e 00 00 74 17 b8 01 00 00 00 0f 05 <48> 3d 00 f0 ff ff 77 58 c3 0f 1f 80 00 00 00 00 48 83 ec 28 48 89

 6970 19:44:59.028951  # [   62.433659] RSP: 002b:00007ffe2ffc5218 EFLA<4>[   62.838785] Modules linked in: fuse ip_tables cros_ec_sysfs cros_ec_lightbar cros_ec_debugfs cros_usbpd_charger cros_usbpd_logger cros_ec_chardev gsmi ath10k_pci ath10k_core uvcvideo videobuf2_vmalloc videobuf2_memops videobuf2_v4l2 cros_ec_dev videobuf2_common ath designware_i2s snd_soc_acp_da7219mx98357_mach cros_usbpd_notify snd_soc_max98357a snd_soc_da7219 snd_soc_adau7002 acp_audio_dma chromeos_pstore snd_soc_core snd_compress snd_pcm_dmaengine regmap_i2c coreboot_table

 6971 19:44:59.035558  GS: 00000202 ORIG_RAX: 0000000000000001

 6972 19:44:59.042381  # [   62.441520] RAX: ffffffffffffffda RBX: 0000000000000017 RCX: 00007f7ff7d00240

 6973 19:44:59.048731  # [   62.448916] RDX: 0000000000000017 RSI: 00007f7ff7be7000 RDI: 0000000000000001

 6974 19:44:59.061840  # [   62.456308] RBP: 0000000000000017 R08: 000<4>[   62.903156] CPU: 1 PID: 2444 Comm: cat Tainted: G      D W         5.10.217-cip47 #1

 6975 19:44:59.065399  00000ffffffff R09: 0000000000000000

 6976 19:44:59.072024  # [   62.463716] R10: 00007f7ff7c214d0 R11: 0000000000000202 R12: 00007f7ff7be7000

 6977 19:44:59.078354  # [   62.471125] R13: 0000000000000001 R14: 0000000000020000 R15: 0000000000000000

 6978 19:44:59.082015  # [   62.478523] irq event stamp: 0

 6979 19:44:59.088206  # [   62.48185<4>[   62.933329] Hardware name: Google Grunt/Grunt, BIOS  09/05/2019

 6980 19:44:59.095257  7] hardirqs last  enabled at (0): [<0000000000000000>] 0x0

 6981 19:44:59.101490  # [   62.488386] hardirqs last disabled at (0): [<ffffffff88afde5c>] copy_process+0x65c/0x20e0

 6982 19:44:59.111541  # [   62.496890] softirqs last  enabled at (0): [<ffffffff88afde5c>] copy_process+0x65c/0x20e0

 6983 19:44:59.118122  # [ <4>[   62.961684] RIP: 0010:refcount_warn_saturate+0x51/0x110

 6984 19:44:59.121059    62.505331] softirqs last disabled at (0): [<0000000000000000>] 0x0

 6985 19:44:59.127690  # [   62.511868] ---[ end trace 76cba25db7fed6c1 ]---

 6986 19:44:59.134375  # [   62.516748] lkdtm: Saturation detected: still saturated

 6987 19:44:59.157048  # REFCOUNT_DEC_SATURATED: saw 'Saturation detected: still saturated':<4>[   62.989313] Code: 84 bc 00 00 00 e9 9f 91 04 01 85 f6 74 46 80 3d e0 ba d6 02 00 75 ee 48 c7 c7 40 13 82 8b c6 05 d0 ba d6 02 01 e8 15 0e c2 00 <0f> 0b e9 78 91 04 01 80 3d bc ba d6 02 00 75 cb 48 c7 c7 68 13 82

 6988 19:44:59.157195   ok

 6989 19:44:59.164060  ok 53 selftests: lkdtm: REFCOUNT_DEC_SATURATED.sh

 6990 19:44:59.167425  # selftests: lkdtm: REFCOUNT_ADD_SATURATED.sh

 6991 19:44:59.173732  <4>[   63.030488] RSP: 0018:ffffa8af0469fe48 EFLAGS: 00010286

 6992 19:44:59.180314  <4>[   63.044931] RAX: 0000000000000000 RBX: 0000000000000037 RCX: 0000000000000000

 6993 19:44:59.187376  <4>[   63.052357] RDX: ffff91786ad2c620 RSI: ffff91786ad1bf50 RDI: ffff91786ad1bf50

 6994 19:44:59.193674  <4>[   63.059827] RBP: ffffffff8b8c6cb3 R08: 0000000000000000 R09: 0000000000000000

 6995 19:44:59.203554  <4>[   63.067253] R10: 00000000ffffe000 R11: 3fffffffffffffff R12: 0000000000000017

 6996 19:44:59.209914  <4>[   63.074689] R13: ffffa8af0469ff10 R14: ffffa8af0469ff10 R15: ffff9178429c6000

 6997 19:44:59.216910  <4>[   63.082121] FS:  00007fe3d9865740(0000) GS:ffff91786ad00000(0000) knlGS:0000000000000000

 6998 19:44:59.223481  <4>[   63.090522] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033

 6999 19:44:59.230041  <4>[   63.096586] CR2: 00007fe3d9657000 CR3: 0000000102ca4000 CR4: 00000000001506e0

 7000 19:44:59.232978  <4>[   63.104045] Call Trace:

 7001 19:44:59.236529  <4>[   63.106865]  ? __warn+0x80/0x110

 7002 19:44:59.243193  <4>[   63.110394]  ? refcount_warn_saturate+0x51/0x110

 7003 19:44:59.246106  <4>[   63.115394]  ? report_bug+0x9e/0xc0

 7004 19:44:59.249720  <4>[   63.119185]  ? handle_bug+0x41/0x90

 7005 19:44:59.253165  <4>[   63.123012]  ? exc_invalid_op+0x14/0x70

 7006 19:44:59.262078  <4>[   63.129669]  ? asm_exc_invalid_op+0x12/0x20

 7007 19:44:59.265639  <4>[   63.134203]  ? refcount_warn_saturate+0x51/0x110

 7008 19:44:59.272055  <4>[   63.139160]  ? refcount_warn_saturate+0x51/0x110

 7009 19:44:59.275604  <4>[   63.144126]  lkdtm_REFCOUNT_ADD_SATURATED+0x3c/0x64

 7010 19:44:59.281784  <4>[   63.149338]  direct_entry.cold+0x2c/0x38

 7011 19:44:59.285181  <4>[   63.153666]  full_proxy_write+0x56/0x80

 7012 19:44:59.288521  <4>[   63.157823]  vfs_write+0xea/0x3b0

 7013 19:44:59.291693  <4>[   63.161519]  ksys_write+0x68/0xf0

 7014 19:44:59.295301  <4>[   63.165176]  do_syscall_64+0x33/0x40

 7015 19:44:59.301749  <4>[   63.169070]  entry_SYSCALL_64_after_hwframe+0x67/0xcc

 7016 19:44:59.305252  <4>[   63.174416] RIP: 0033:0x7fe3d9770240

 7017 19:44:59.324847  <4>[   63.178261] Code: 40 00 48 8b 15 c1 9b 0d 00 f7 d8 64 89 02 48 c7 c0 ff ff ff ff eb b7 0f 1f 00 80 3d a1 23 0e 00 00 74 17 b8 01 00 00 00 0f 05 <48> 3d 00 f0 ff ff 77 58 c3 0f 1f 80 00 00 00 00 48 83 ec 28 48 89

 7018 19:44:59.331145  <4>[   63.197263] RSP: 002b:00007ffd581ef7d8 EFLAGS: 00000202 ORIG_RAX: 0000000000000001

 7019 19:44:59.341581  <4>[   63.205118] RAX: ffffffffffffffda RBX: 0000000000000017 RCX: 00007fe3d9770240

 7020 19:44:59.348130  <4>[   63.212518] RDX: 0000000000000017 RSI: 00007fe3d9657000 RDI: 0000000000000001

 7021 19:44:59.354646  <4>[   63.219908] RBP: 0000000000000017 R08: 00000000ffffffff R09: 0000000000000000

 7022 19:44:59.361060  <4>[   63.227297] R10: 00007fe3d96914d0 R11: 0000000000000202 R12: 00007fe3d9657000

 7023 19:44:59.370970  <4>[   63.234710] R13: 0000000000000001 R14: 0000000000020000 R15: 0000000000000000

 7024 19:44:59.371147  <4>[   63.242113] irq event stamp: 0

 7025 19:44:59.378147  <4>[   63.245434] hardirqs last  enabled at (0): [<0000000000000000>] 0x0

 7026 19:44:59.387696  <4>[   63.251965] hardirqs last disabled at (0): [<ffffffff88afde5c>] copy_process+0x65c/0x20e0

 7027 19:44:59.397922  <4>[   63.260398] softirqs last  enabled at (0): [<ffffffff88afde5c>] copy_process+0x65c/0x20e0

 7028 19:44:59.404051  <4>[   63.268849] softirqs last disabled at (0): [<0000000000000000>] 0x0

 7029 19:44:59.407470  <4>[   63.275374] ---[ end trace 76cba25db7fed6c2 ]---

 7030 19:44:59.413837  <6>[   63.280255] lkdtm: Saturation detected: still saturated

 7031 19:44:59.459998  # [   62.696866] lkdtm: Performing direct entry REFCOUNT_ADD_SATURATED

 7032 19:44:59.466506  # [   62.725164] lkdtm: attempting bad refcount_dec() from saturated

 7033 19:44:59.473150  # [   62.753529] ------------[ cut here ]------------

 7034 19:44:59.476711  # [   62.780607] refcount_t: saturated; leaking memory.

 7035 19:44:59.486144  # [   62.807882] WARNING: CPU: 1 PID: 2444 at lib/refcount.c:22 refcount_warn_saturate+0x51/0x110

 7036 19:44:59.528747  # [   62.838785] Modules linked in: fuse ip_tables cros_ec_sysfs cros_ec_lightbar cros_ec_debugfs cros_usbpd_charger cros_usbpd_logger cros_ec_chardev gsmi ath10k_pci ath10k_core uvcvideo videobuf2_vmalloc videobuf2_memops videobuf2_v4l2 cros_ec_dev videobuf2_common ath designware_i2s snd_soc_acp_da7219mx98357_mach cros_usbpd_notify snd_soc_max98357a snd_soc_da7219 snd_soc_adau7002 acp_audio_dma chromeos_pstore snd_soc_core snd_compress snd_pcm_dmaengine regmap_i2c coreboot_table

 7037 19:44:59.535514  # [   62.903156] CPU: 1 PID: 2444 Comm: cat Tainted: G      D W         5.10.217-cip47 #1

 7038 19:44:59.542187  # [   62.933329] Hardware name: Google Grunt/Grunt, BIOS  09/05/2019

 7039 19:44:59.545556  # [   62.961684] RIP: 0010:refcount_warn_saturate+0x51/0x110

 7040 19:44:59.565287  # [   62.989313] Code: 84 bc 00 00 00 e9 9f 91 04 01 85 f6 74 46 80 3d e0 ba d6 02 00 75 ee 48 c7 c7 40 13 82 8b c6 05 d0 ba d6 02 01 e8 15 0e c2 00 <0f> 0b e9 78 91 04 01 80 3d bc ba d6 02 00 75 cb 48 c7 c7 68 13 82

 7041 19:44:59.572007  # [   63.030488] RSP: 0018:ffffa8af0469fe48 EFLAGS: 00010286

 7042 19:44:59.578664  # [   63.044931] RAX: 0000000000000000 RBX: 0000000000000037 RCX: 0000000000000000

 7043 19:44:59.585089  # [   63.052357] RDX: ffff91786ad2c620 RSI: ffff91786ad1bf50 RDI: ffff91786ad1bf50

 7044 19:44:59.595082  # [   63.059827] RBP: <6>[   63.459413] lkdtm: Performing direct entry REFCOUNT_INC_NOT_ZERO_SATURATED

 7045 19:44:59.601642  ffffffff8b8c6cb3 R08: 0000000000000000 R09: 0000000000000000

 7046 19:44:59.608278  # [   63.067253] R10: 00000000ffffe000 R11: 3fffffffffffffff R12: 0000000000000017

 7047 19:44:59.614837  # [   63.074689] R13: ffffa8af0469ff10 R14: ffffa8af0469ff10 R15: ffff9178429c6000

 7048 19:44:59.624697  # [   63.082121] FS:  0000<6>[   63.467397] lkdtm: attempting bad refcount_inc_not_zero() from saturated

 7049 19:44:59.631114  7fe3d9865740(0000) GS:ffff91786ad00000(0000) knlGS:0000000000000000

 7050 19:44:59.634793  # [   63.090522] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033

 7051 19:44:59.644663  # [   63.096586] CR2: 00007fe3d9657000 CR3: 0000000102ca4000 CR4: 00000000001506e0

 7052 19:44:59.644790  # [   63.104045] Call Trace:

 7053 19:44:59.651045  # [  <4>[   63.496539] ------------[ cut here ]------------

 7054 19:44:59.654353   63.106865]  ? __warn+0x80/0x110

 7055 19:44:59.657763  # [   63.110394]  ? refcount_warn_saturate+0x51/0x110

 7056 19:44:59.660626  # [   63.115394]  ? report_bug+0x9e/0xc0

 7057 19:44:59.667379  # [   63.119185]  ? handle_bug+0x41/0x90

 7058 19:44:59.670953  # [   63.123012]  ? exc_invalid_op+0x14/0x70

 7059 19:44:59.676924  # [   63.129669]  ? asm_exc_invalid_o<4>[   63.523619] refcount_t: saturated; leaking memory.

 7060 19:44:59.680401  p+0x12/0x20

 7061 19:44:59.684252  # [   63.134203]  ? refcount_warn_saturate+0x51/0x110

 7062 19:44:59.690179  # [   63.139160]  ? refcount_warn_saturate+0x51/0x110

 7063 19:44:59.693635  # [   63.144126]  lkdtm_REFCOUNT_ADD_SATURATED+0x3c/0x64

 7064 19:44:59.696941  # [   63.149338]  direct_entry.cold+0x2c/0x38

 7065 19:44:59.710587  # [   63.153666]  full_proxy<4>[   63.550869] WARNING: CPU: 1 PID: 2477 at lib/refcount.c:19 refcount_warn_saturate+0x97/0x110

 7066 19:44:59.710744  _write+0x56/0x80

 7067 19:44:59.713409  # [   63.157823]  vfs_write+0xea/0x3b0

 7068 19:44:59.717160  # [   63.161519]  ksys_write+0x68/0xf0

 7069 19:44:59.720234  # [   63.165176]  do_syscall_64+0x33/0x40

 7070 19:44:59.726523  # [   63.169070]  entry_SYSCALL_64_after_hwframe+0x67/0xcc

 7071 19:44:59.730039  # [   63.174416] RIP: 0033:0x7fe3d9770240

 7072 19:44:59.773007  # [   63.178<4>[   63.581821] Modules linked in: fuse ip_tables cros_ec_sysfs cros_ec_lightbar cros_ec_debugfs cros_usbpd_charger cros_usbpd_logger cros_ec_chardev gsmi ath10k_pci ath10k_core uvcvideo videobuf2_vmalloc videobuf2_memops videobuf2_v4l2 cros_ec_dev videobuf2_common ath designware_i2s snd_soc_acp_da7219mx98357_mach cros_usbpd_notify snd_soc_max98357a snd_soc_da7219 snd_soc_adau7002 acp_audio_dma chromeos_pstore snd_soc_core snd_compress snd_pcm_dmaengine regmap_i2c coreboot_table

 7073 19:44:59.792971  261] Code: 40 00 48 8b 15 c1 9b 0d 00 f7 d8 64 89 02 48 c7 c0 ff ff ff ff eb b7 0f 1f 00 80 3d a1 23 0e 00 00 74 17 b8 01 00 00 00 0f 05 <48> 3d 00 f0 ff ff 77 58 c3 0f 1f 80 00 00 00 00 48 83 ec 28 48 89

 7074 19:44:59.802972  # [   63.197263] RSP: 002b:00007ffd581ef7d8 EFLAGS<4>[   63.648669] CPU: 1 PID: 2477 Comm: cat Tainted: G      D W         5.10.217-cip47 #1

 7075 19:44:59.806366  : 00000202 ORIG_RAX: 0000000000000001

 7076 19:44:59.812453  # [   63.205118] RAX: ffffffffffffffda RBX: 0000000000000017 RCX: 00007fe3d9770240

 7077 19:44:59.822551  # [   63.212518] RDX: 0000000000000017 RSI: 00007fe3d9657000 RDI: 0000000000000001

 7078 19:44:59.832740  # [   63.219908] RBP: 0000000000000017 R08: 00000<4>[   63.676358] Hardware name: Google Grunt/Grunt, BIOS  09/05/2019

 7079 19:44:59.835618  000ffffffff R09: 0000000000000000

 7080 19:44:59.841970  # [   63.227297] R10: 00007fe3d96914d0 R11: 0000000000000202 R12: 00007fe3d9657000

 7081 19:44:59.849201  # [   63.234710] R13: 0000000000000001 R14: 0000000000020000 R15: 0000000000000000

 7082 19:44:59.852187  # [   63.242113] irq event stamp: 0

 7083 19:44:59.858866  # [   63.245434]<4>[   63.704671] RIP: 0010:refcount_warn_saturate+0x97/0x110

 7084 19:44:59.865151   hardirqs last  enabled at (0): [<0000000000000000>] 0x0

 7085 19:44:59.872111  # [   63.251965] hardirqs last disabled at (0): [<ffffffff88afde5c>] copy_process+0x65c/0x20e0

 7086 19:44:59.881984  # [   63.260398] softirqs last  enabled at (0): [<ffffffff88afde5c>] copy_process+0x65c/0x20e0

 7087 19:44:59.901636  # [   <4>[   63.732326] Code: 02 01 e8 f2 0d c2 00 0f 0b e9 55 91 04 01 80 3d 9b ba d6 02 00 75 a8 48 c7 c7 40 13 82 8b c6 05 8b ba d6 02 01 e8 cf 0d c2 00 <0f> 0b e9 32 91 04 01 80 3d 75 ba d6 02 00 75 85 48 c7 c7 98 13 82

 7088 19:44:59.907999  63.268849] softirqs last disabled at (0): [<0000000000000000>] 0x0

 7089 19:44:59.911360  # [   63.275374] ---[ end trace 76cba25db7fed6c2 ]---

 7090 19:44:59.918247  # [   63.280255] lkdtm: Saturation detected: still saturated

 7091 19:44:59.927966  # REFCOUNT_ADD_SATURATED: saw 'Saturation detected: still saturated': o<4>[   63.773503] RSP: 0018:ffffa8af04727e38 EFLAGS: 00010282

 7092 19:44:59.928106  k

 7093 19:44:59.934449  ok 54 selftests: lkdtm: REFCOUNT_ADD_SATURATED.sh

 7094 19:44:59.938054  # selftests: lkdtm: REFCOUNT_INC_NOT_ZERO_SATURATED.sh

 7095 19:44:59.944538  <4>[   63.801174] RAX: 0000000000000000 RBX: 00000000c0000000 RCX: 0000000000000000

 7096 19:44:59.951385  <4>[   63.818068] RDX: ffff91786ad2c620 RSI: ffff91786ad1bf50 RDI: ffff91786ad1bf50

 7097 19:44:59.961419  <4>[   63.825474] RBP: ffffffff8b8c68e0 R08: 0000000000000000 R09: 0000000000000000

 7098 19:44:59.968017  <4>[   63.832885] R10: 00000000ffffe000 R11: 3fffffffffffffff R12: 0000000000000020

 7099 19:44:59.974720  <4>[   63.840294] R13: ffffa8af04727f10 R14: ffffa8af04727f10 R15: ffff917845d77000

 7100 19:44:59.984082  <4>[   63.847712] FS:  00007fe27597d740(0000) GS:ffff91786ad00000(0000) knlGS:0000000000000000

 7101 19:44:59.991179  <4>[   63.856074] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033

 7102 19:44:59.997634  <4>[   63.862109] CR2: 00007fe27576f000 CR3: 0000000105d6e000 CR4: 00000000001506e0

 7103 19:45:00.001079  <4>[   63.869515] Call Trace:

 7104 19:45:00.004286  <4>[   63.872249]  ? __warn+0x80/0x110

 7105 19:45:00.007534  <4>[   63.875756]  ? refcount_warn_saturate+0x97/0x110

 7106 19:45:00.010670  <4>[   63.880660]  ? report_bug+0x9e/0xc0

 7107 19:45:00.014373  <4>[   63.884431]  ? handle_bug+0x41/0x90

 7108 19:45:00.020898  <4>[   63.888216]  ? exc_invalid_op+0x14/0x70

 7109 19:45:00.024201  <4>[   63.892375]  ? asm_exc_invalid_op+0x12/0x20

 7110 19:45:00.030819  <4>[   63.896862]  ? refcount_warn_saturate+0x97/0x110

 7111 19:45:00.033833  <4>[   63.901755]  ? refcount_warn_saturate+0x97/0x110

 7112 19:45:00.040488  <4>[   63.906704]  __refcount_add_not_zero.constprop.0+0x2a/0x35

 7113 19:45:00.046893  <4>[   63.912499]  lkdtm_REFCOUNT_INC_NOT_ZERO_SATURATED+0x3e/0x76

 7114 19:45:00.050571  <4>[   63.918500]  direct_entry.cold+0x2c/0x38

 7115 19:45:00.053619  <4>[   63.922758]  full_proxy_write+0x56/0x80

 7116 19:45:00.057109  <4>[   63.926946]  vfs_write+0xea/0x3b0

 7117 19:45:00.060585  <4>[   63.930597]  ksys_write+0x68/0xf0

 7118 19:45:00.067191  <4>[   63.934223]  do_syscall_64+0x33/0x40

 7119 19:45:00.069998  <4>[   63.938108]  entry_SYSCALL_64_after_hwframe+0x67/0xcc

 7120 19:45:00.073677  <4>[   63.943510] RIP: 0033:0x7fe275888240

 7121 19:45:00.093151  <4>[   63.947430] Code: 40 00 48 8b 15 c1 9b 0d 00 f7 d8 64 89 02 48 c7 c0 ff ff ff ff eb b7 0f 1f 00 80 3d a1 23 0e 00 00 74 17 b8 01 00 00 00 0f 05 <48> 3d 00 f0 ff ff 77 58 c3 0f 1f 80 00 00 00 00 48 83 ec 28 48 89

 7122 19:45:00.103299  <4>[   63.966491] RSP: 002b:00007ffc1fb62e28 EFLAGS: 00000202 ORIG_RAX: 0000000000000001

 7123 19:45:00.109784  <4>[   63.974480] RAX: ffffffffffffffda RBX: 0000000000000020 RCX: 00007fe275888240

 7124 19:45:00.115966  <4>[   63.981924] RDX: 0000000000000020 RSI: 00007fe27576f000 RDI: 0000000000000001

 7125 19:45:00.122806  <4>[   63.989372] RBP: 0000000000000020 R08: 00000000ffffffff R09: 0000000000000000

 7126 19:45:00.132585  <4>[   63.996811] R10: 00007fe2757a94d0 R11: 0000000000000202 R12: 00007fe27576f000

 7127 19:45:00.139248  <4>[   64.004248] R13: 0000000000000001 R14: 0000000000020000 R15: 0000000000000000

 7128 19:45:00.142824  <4>[   64.011668] irq event stamp: 0

 7129 19:45:00.148861  <4>[   64.015015] hardirqs last  enabled at (0): [<0000000000000000>] 0x0

 7130 19:45:00.156020  <4>[   64.021549] hardirqs last disabled at (0): [<ffffffff88afde5c>] copy_process+0x65c/0x20e0

 7131 19:45:00.165915  <4>[   64.029993] softirqs last  enabled at (0): [<ffffffff88afde5c>] copy_process+0x65c/0x20e0

 7132 19:45:00.172714  <4>[   64.038439] softirqs last disabled at (0): [<0000000000000000>] 0x0

 7133 19:45:00.175439  <4>[   64.044960] ---[ end trace 76cba25db7fed6c3 ]---

 7134 19:45:00.182194  <6>[   64.049838] lkdtm: Saturation detected: still saturated

 7135 19:45:00.224940  # [   63.459413] lkdtm: Performing direct entry REFCOUNT_INC_NOT_ZERO_SATURATED

 7136 19:45:00.231328  # [   63.467397] lkdtm: attempting bad refcount_inc_not_zero() from saturated

 7137 19:45:00.235081  # [   63.496539] ------------[ cut here ]------------

 7138 19:45:00.241470  # [   63.523619] refcount_t: saturated; leaking memory.

 7139 19:45:00.247928  # [   63.550869] WARNING: CPU: 1 PID: 2477 at lib/refcount.c:19 refcount_warn_saturate+0x97/0x110

 7140 19:45:00.291066  # [   63.581821] Modules linked in: fuse ip_tables cros_ec_sysfs cros_ec_lightbar cros_ec_debugfs cros_usbpd_charger cros_usbpd_logger cros_ec_chardev gsmi ath10k_pci ath10k_core uvcvideo videobuf2_vmalloc videobuf2_memops videobuf2_v4l2 cros_ec_dev videobuf2_common ath designware_i2s snd_soc_acp_da7219mx98357_mach cros_usbpd_notify snd_soc_max98357a snd_soc_da7219 snd_soc_adau7002 acp_audio_dma chromeos_pstore snd_soc_core snd_compress snd_pcm_dmaengine regmap_i2c coreboot_table

 7141 19:45:00.297725  # [   63.648669] CPU: 1 PID: 2477 Comm: cat Tainted: G      D W         5.10.217-cip47 #1

 7142 19:45:00.304135  # [   63.676358] Hardware name: Google Grunt/Grunt, BIOS  09/05/2019

 7143 19:45:00.310604  # [   63.704671] RIP: 0010:refcount_warn_saturate+0x97/0x110

 7144 19:45:00.330132  # [   63.732326] Code: 02 01 e8 f2 0d c2 00 0f 0b e9 55 91 04 01 80 3d 9b ba d6 02 00 75 a8 48 c7 c7 40 13 82 8b c6 05 8b ba d6 02 01 e8 cf 0d c2 00 <0f> 0b e9 32 91 04 01 80 3d 75 ba d6 02 00 75 85 48 c7 c7 98 13 82

 7145 19:45:00.333746  # [   63.773503] RSP: 0018:ffffa8af04727e38 EFLAGS: 00010282

 7146 19:45:00.343843  # [   63.801174] RAX: 0000000000000000 RBX: 00000000c0000000 RCX: 0000000000000000

 7147 19:45:00.350100  # [   63.818068] RDX: ffff91786ad2c620 RSI: ffff91786ad1bf50 RDI: ffff91786ad1bf50

 7148 19:45:00.363487  # [   63.825474] RBP: ffffffff8b8c68e0 R08: 0000000000000000 R09:<6>[   64.210670] lkdtm: Performing direct entry REFCOUNT_ADD_NOT_ZERO_SATURATED

 7149 19:45:00.363627   0000000000000000

 7150 19:45:00.369958  # [   63.832885] R10: 00000000ffffe000 R11: 3fffffffffffffff R12: 0000000000000020

 7151 19:45:00.377176  # [   63.840294] R13: ffffa8af04727f10 R14: ffffa8af04727f10 R15: ffff917845d77000

 7152 19:45:00.390059  # [   63.847712] FS:  00007fe27597d740(0000) GS:ffff91786ad00000(0000<6>[   64.234707] lkdtm: attempting bad refcount_add_not_zero() from saturated

 7153 19:45:00.393167  ) knlGS:0000000000000000

 7154 19:45:00.399941  # [   63.856074] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033

 7155 19:45:00.406754  # [   63.862109] CR2: 00007fe27576f000 CR3: 0000000105d6e000 CR4: 00000000001506e0

 7156 19:45:00.410228  # [   63.869515] Call Trace:

 7157 19:45:00.412935  # [   63.872249]  ? __warn+0x80/0x110

 7158 19:45:00.419969  # [   63.<4>[   64.263846] ------------[ cut here ]------------

 7159 19:45:00.422962  875756]  ? refcount_warn_saturate+0x97/0x110

 7160 19:45:00.426519  # [   63.880660]  ? report_bug+0x9e/0xc0

 7161 19:45:00.429574  # [   63.884431]  ? handle_bug+0x41/0x90

 7162 19:45:00.433043  # [   63.888216]  ? exc_invalid_op+0x14/0x70

 7163 19:45:00.439529  # [   63.892375]  ? asm_exc_invalid_op+0x12/0x20

 7164 19:45:00.445925  # [   63.896862]  ? refcount_w<4>[   64.290899] refcount_t: saturated; leaking memory.

 7165 19:45:00.446050  arn_saturate+0x97/0x110

 7166 19:45:00.452280  # [   63.901755]  ? refcount_warn_saturate+0x97/0x110

 7167 19:45:00.458917  # [   63.906704]  __refcount_add_not_zero.constprop.0+0x2a/0x35

 7168 19:45:00.462428  # [   63.912499]  lkdtm_REFCOUNT_INC_NOT_ZERO_SATURATED+0x3e/0x76

 7169 19:45:00.475618  # [   63.918500]  direct_entry.cold+0x2c/0x3<4>[   64.318230] WARNING: CPU: 1 PID: 2510 at lib/refcount.c:19 refcount_warn_saturate+0x97/0x110

 7170 19:45:00.475778  8

 7171 19:45:00.482459  # [   63.922758]  full_proxy_write+0x56/0x80

 7172 19:45:00.485289  # [   63.926946]  vfs_write+0xea/0x3b0

 7173 19:45:00.488826  # [   63.930597]  ksys_write+0x68/0xf0

 7174 19:45:00.491780  # [   63.934223]  do_syscall_64+0x33/0x40

 7175 19:45:00.495383  # [   63.938108]  entry_SYSCALL_64_after_hwframe+0x67/0xcc

 7176 19:45:00.541582  # [   63.943510] RIP: 00<4>[   64.348999] Modules linked in: fuse ip_tables cros_ec_sysfs cros_ec_lightbar cros_ec_debugfs cros_usbpd_charger cros_usbpd_logger cros_ec_chardev gsmi ath10k_pci ath10k_core uvcvideo videobuf2_vmalloc videobuf2_memops videobuf2_v4l2 cros_ec_dev videobuf2_common ath designware_i2s snd_soc_acp_da7219mx98357_mach cros_usbpd_notify snd_soc_max98357a snd_soc_da7219 snd_soc_adau7002 acp_audio_dma chromeos_pstore snd_soc_core snd_compress snd_pcm_dmaengine regmap_i2c coreboot_table

 7177 19:45:00.541745  33:0x7fe275888240

 7178 19:45:00.561300  # [   63.947430] Code: 40 00 48 8b 15 c1 9b 0d 00 f7 d8 64 89 02 48 c7 c0 ff ff ff ff eb b7 0f 1f 00 80 3d a1 23 0e 00 00 74 17 b8 01 00 00 00 0f 05 <48> 3d 00 f0 ff ff 77 58 c3 0f 1f 80 00 00 00 00 48 83 ec 28 48 89

 7179 19:45:00.571138  # [   63.966491] RS<4>[   64.413563] CPU: 1 PID: 2510 Comm: cat Tainted: G      D W         5.10.217-cip47 #1

 7180 19:45:00.577995  P: 002b:00007ffc1fb62e28 EFLAGS: 00000202 ORIG_RAX: 0000000000000001

 7181 19:45:00.584503  # [   63.974480] RAX: ffffffffffffffda RBX: 0000000000000020 RCX: 00007fe275888240

 7182 19:45:00.590730  # [   63.981924] RDX: 0000000000000020 RSI: 00007fe27576f000 RDI: 0000000000000001

 7183 19:45:00.600838  # [   63.989372] R<4>[   64.443606] Hardware name: Google Grunt/Grunt, BIOS  09/05/2019

 7184 19:45:00.603731  BP: 0000000000000020 R08: 00000000ffffffff R09: 0000000000000000

 7185 19:45:00.614028  # [   63.996811] R10: 00007fe2757a94d0 R11: 0000000000000202 R12: 00007fe27576f000

 7186 19:45:00.620804  # [   64.004248] R13: 0000000000000001 R14: 0000000000020000 R15: 0000000000000000

 7187 19:45:00.627155  # [   64.011668] irq e<4>[   64.472026] RIP: 0010:refcount_warn_saturate+0x97/0x110

 7188 19:45:00.627308  vent stamp: 0

 7189 19:45:00.633390  # [   64.015015] hardirqs last  enabled at (0): [<0000000000000000>] 0x0

 7190 19:45:00.643534  # [   64.021549] hardirqs last disabled at (0): [<ffffffff88afde5c>] copy_process+0x65c/0x20e0

 7191 19:45:00.666507  # [   64.029993] softirqs last  enabled at (0): [<ffffffff88afde5c>] co<4>[   64.499646] Code: 02 01 e8 f2 0d c2 00 0f 0b e9 55 91 04 01 80 3d 9b ba d6 02 00 75 a8 48 c7 c7 40 13 82 8b c6 05 8b ba d6 02 01 e8 cf 0d c2 00 <0f> 0b e9 32 91 04 01 80 3d 75 ba d6 02 00 75 85 48 c7 c7 98 13 82

 7192 19:45:00.669969  py_process+0x65c/0x20e0

 7193 19:45:00.676327  # [   64.038439] softirqs last disabled at (0): [<0000000000000000>] 0x0

 7194 19:45:00.683287  # [   64.044960] ---[ end trace 76cba25db7fed6c3 ]---

 7195 19:45:00.686222  # [   64.049838] lkdtm: Saturation detected: still saturated

 7196 19:45:00.696540  # REFCOUNT_INC_NOT_ZERO_SATURATED: saw '<4>[   64.540813] RSP: 0018:ffffa8af047afe38 EFLAGS: 00010282

 7197 19:45:00.696669  call trace:': ok

 7198 19:45:00.703052  ok 55 selftests: lkdtm: REFCOUNT_INC_NOT_ZERO_SATURATED.sh

 7199 19:45:00.705952  # selftests: lkdtm: REFCOUNT_ADD_NOT_ZERO_SATURATED.sh

 7200 19:45:00.716037  <4>[   64.568517] RAX: 0000000000000000 RBX: 00000000c0000000 RCX: 0000000000000000

 7201 19:45:00.722985  <4>[   64.587491] RDX: ffff91786ad2c620 RSI: ffff91786ad1bf50 RDI: ffff91786ad1bf50

 7202 19:45:00.729587  <4>[   64.594946] RBP: ffffffff8b8c6900 R08: 0000000000000000 R09: 0000000000000000

 7203 19:45:00.736099  <4>[   64.602380] R10: 00000000ffffe000 R11: 3fffffffffffffff R12: 0000000000000020

 7204 19:45:00.745815  <4>[   64.609822] R13: ffffa8af047aff10 R14: ffffa8af047aff10 R15: ffff917841fd8000

 7205 19:45:00.752501  <4>[   64.617271] FS:  00007f5c3e74d740(0000) GS:ffff91786ad00000(0000) knlGS:0000000000000000

 7206 19:45:00.758688  <4>[   64.625670] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033

 7207 19:45:00.769710  <4>[   64.634279] CR2: 00007f5c3e507000 CR3: 0000000105988000 CR4: 00000000001506e0

 7208 19:45:00.773706  <4>[   64.641748] Call Trace:

 7209 19:45:00.776800  <4>[   64.644560]  ? __warn+0x80/0x110

 7210 19:45:00.780136  <4>[   64.648142]  ? refcount_warn_saturate+0x97/0x110

 7211 19:45:00.783258  <4>[   64.653076]  ? report_bug+0x9e/0xc0

 7212 19:45:00.786744  <4>[   64.656910]  ? handle_bug+0x41/0x90

 7213 19:45:00.792963  <4>[   64.660747]  ? exc_invalid_op+0x14/0x70

 7214 19:45:00.796709  <4>[   64.664952]  ? asm_exc_invalid_op+0x12/0x20

 7215 19:45:00.803184  <4>[   64.669521]  ? refcount_warn_saturate+0x97/0x110

 7216 19:45:00.806055  <4>[   64.674492]  ? refcount_warn_saturate+0x97/0x110

 7217 19:45:00.813535  <4>[   64.679572]  __refcount_add_not_zero.constprop.0+0x2a/0x35

 7218 19:45:00.820016  <4>[   64.685381]  lkdtm_REFCOUNT_ADD_NOT_ZERO_SATURATED+0x3e/0x76

 7219 19:45:00.822834  <4>[   64.691474]  direct_entry.cold+0x2c/0x38

 7220 19:45:00.826279  <4>[   64.695791]  full_proxy_write+0x56/0x80

 7221 19:45:00.829905  <4>[   64.699986]  vfs_write+0xea/0x3b0

 7222 19:45:00.832811  <4>[   64.703641]  ksys_write+0x68/0xf0

 7223 19:45:00.839308  <4>[   64.707257]  do_syscall_64+0x33/0x40

 7224 19:45:00.842937  <4>[   64.711147]  entry_SYSCALL_64_after_hwframe+0x67/0xcc

 7225 19:45:00.846495  <4>[   64.716470] RIP: 0033:0x7f5c3e620240

 7226 19:45:00.866316  <4>[   64.720331] Code: 40 00 48 8b 15 c1 9b 0d 00 f7 d8 64 89 02 48 c7 c0 ff ff ff ff eb b7 0f 1f 00 80 3d a1 23 0e 00 00 74 17 b8 01 00 00 00 0f 05 <48> 3d 00 f0 ff ff 77 58 c3 0f 1f 80 00 00 00 00 48 83 ec 28 48 89

 7227 19:45:00.876252  <4>[   64.739342] RSP: 002b:00007ffe131f04f8 EFLAGS: 00000202 ORIG_RAX: 0000000000000001

 7228 19:45:00.882550  <4>[   64.747169] RAX: ffffffffffffffda RBX: 0000000000000020 RCX: 00007f5c3e620240

 7229 19:45:00.889250  <4>[   64.754575] RDX: 0000000000000020 RSI: 00007f5c3e507000 RDI: 0000000000000001

 7230 19:45:00.895816  <4>[   64.761986] RBP: 0000000000000020 R08: 00000000ffffffff R09: 0000000000000000

 7231 19:45:00.905702  <4>[   64.769376] R10: 00007f5c3e5414d0 R11: 0000000000000202 R12: 00007f5c3e507000

 7232 19:45:00.912240  <4>[   64.776769] R13: 0000000000000001 R14: 0000000000020000 R15: 0000000000000000

 7233 19:45:00.915506  <4>[   64.784196] irq event stamp: 0

 7234 19:45:00.922498  <4>[   64.787523] hardirqs last  enabled at (0): [<0000000000000000>] 0x0

 7235 19:45:00.929216  <4>[   64.794077] hardirqs last disabled at (0): [<ffffffff88afde5c>] copy_process+0x65c/0x20e0

 7236 19:45:00.939276  <4>[   64.802510] softirqs last  enabled at (0): [<ffffffff88afde5c>] copy_process+0x65c/0x20e0

 7237 19:45:00.945714  <4>[   64.810979] softirqs last disabled at (0): [<0000000000000000>] 0x0

 7238 19:45:00.948577  <4>[   64.817626] ---[ end trace 76cba25db7fed6c4 ]---

 7239 19:45:00.955159  <6>[   64.822547] lkdtm: Saturation detected: still saturated

 7240 19:45:01.032107  # [   64.210670] lkdtm: Performing direct entry REFCOUNT_ADD_NOT_ZERO_SATURATED

 7241 19:45:01.038525  # [   64.234707] lkdtm: attempting bad refcount_add_not_zero() from saturated

 7242 19:45:01.042198  # [   64.263846] ------------[ cut here ]------------

 7243 19:45:01.048818  # [   64.290899] refcount_t: saturated; leaking memory.

 7244 19:45:01.055345  # [   64.318230] WARNING: CPU: 1 PID: 2510 at lib/refcount.c:19 refcount_warn_saturate+0x97/0x110

 7245 19:45:01.098254  # [   64.348999] Modules linked in: fuse ip_tables cros_ec_sysfs cros_ec_lightbar cros_ec_debugfs cros_usbpd_charger cros_usbpd_logger cros_ec_chardev gsmi ath10k_pci ath10k_core uvcvideo videobuf2_vmalloc videobuf2_memops videobuf2_v4l2 cros_ec_dev videobuf2_common ath designware_i2s snd_soc_acp_da7219mx98357_mach cros_usbpd_notify snd_soc_max98357a snd_soc_da7219 snd_soc_adau7002 acp_audio_dma chromeos_pstore snd_soc_core snd_compress snd_pcm_dmaengine regmap_i2c coreboot_table

 7246 19:45:01.105041  # [   64.413563] CPU: 1 PID: 2510 Comm: cat Tainted: G      D W         5.10.217-cip47 #1

 7247 19:45:01.111155  # [   64.443606] Hardware name: Google Grunt/Grunt, BIOS  09/05/2019

 7248 19:45:01.118049  # [   64.472026] RIP: 0010:refcount_warn_saturate+0x97/0x110

 7249 19:45:01.140558  # [   64.499646] Code: 02 01 e8 f2 0d c2 00 0f 0b e9 55 91 04 01 80 3d 9b ba d6 02 00 75 a8 48 c7 c7 40 13 82 8b c6 05 8b ba d6 02 01 e8 cf 0d c2 00 <0f> 0b e9 32 91 04 01 80 3d 75 ba d6 02 00 75 85 4<6>[   65.005892] lkdtm: Performing direct entry REFCOUNT_DEC_AND_TEST_SATURATED

 7250 19:45:01.143940  8 c7 c7 98 13 82

 7251 19:45:01.147477  # [   64.540813] RSP: 0018:ffffa8af047afe38 EFLAGS: 00010282

 7252 19:45:01.156987  # [   64.568517] RAX: 0000000000000000 RBX: 00000000c0000000 RCX: 0000000000000000

 7253 19:45:01.163594  # [   64.587491] RDX: ffff91786ad2c620 RSI: ffff91786ad1bf50 RDI: ffff91786ad1bf50

 7254 19:45:01.170144  # [   64<6>[   65.014573] lkdtm: attempting bad refcount_dec_and_test() from saturated

 7255 19:45:01.177595  .594946] RBP: ffffffff8b8c6900 R08: 0000000000000000 R09: 0000000000000000

 7256 19:45:01.183501  # [   64.602380] R10: 00000000ffffe000 R11: 3fffffffffffffff R12: 0000000000000020

 7257 19:45:01.193819  # [   64.609822] R13: ffffa8af047aff10 R14: ffffa8af047aff10 R15: ffff917841fd8000

 7258 19:45:01.196647  # [   64.617<4>[   65.043701] ------------[ cut here ]------------

 7259 19:45:01.206469  271] FS:  00007f5c3e74d740(0000) GS:ffff91786ad00000(0000) knlGS:0000000000000000

 7260 19:45:01.210044  # [   64.625670] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033

 7261 19:45:01.220068  # [   64.634279] CR2: 00007f5c3e507000 CR3: 0000000105988000 CR4: 00000000001506e0

 7262 19:45:01.226155  # [   64.641748] Call<4>[   65.070770] refcount_t: underflow; use-after-free.

 7263 19:45:01.226285   Trace:

 7264 19:45:01.229623  # [   64.644560]  ? __warn+0x80/0x110

 7265 19:45:01.233197  # [   64.648142]  ? refcount_warn_saturate+0x97/0x110

 7266 19:45:01.236207  # [   64.653076]  ? report_bug+0x9e/0xc0

 7267 19:45:01.243297  # [   64.656910]  ? handle_bug+0x41/0x90

 7268 19:45:01.246134  # [   64.660747]  ? exc_invalid_op+0x14/0x70

 7269 19:45:01.256074  # [   64.664952]  ? asm<4>[   65.098021] WARNING: CPU: 1 PID: 2546 at lib/refcount.c:28 refcount_warn_saturate+0xba/0x110

 7270 19:45:01.259594  _exc_invalid_op+0x12/0x20

 7271 19:45:01.262920  # [   64.669521]  ? refcount_warn_saturate+0x97/0x110

 7272 19:45:01.269678  # [   64.674492]  ? refcount_warn_saturate+0x97/0x110

 7273 19:45:01.272518  # [   64.679572]  __refcount_add_not_zero.constprop.0+0x2a/0x35

 7274 19:45:01.322189  # [   64.685381]  lkdtm_REFCOUNT_ADD_NOT_ZERO_SATURATE<4>[   65.128951] Modules linked in: fuse ip_tables cros_ec_sysfs cros_ec_lightbar cros_ec_debugfs cros_usbpd_charger cros_usbpd_logger cros_ec_chardev gsmi ath10k_pci ath10k_core uvcvideo videobuf2_vmalloc videobuf2_memops videobuf2_v4l2 cros_ec_dev videobuf2_common ath designware_i2s snd_soc_acp_da7219mx98357_mach cros_usbpd_notify snd_soc_max98357a snd_soc_da7219 snd_soc_adau7002 acp_audio_dma chromeos_pstore snd_soc_core snd_compress snd_pcm_dmaengine regmap_i2c coreboot_table

 7275 19:45:01.322324  D+0x3e/0x76

 7276 19:45:01.325755  # [   64.691474]  direct_entry.cold+0x2c/0x38

 7277 19:45:01.328589  # [   64.695791]  full_proxy_write+0x56/0x80

 7278 19:45:01.332026  # [   64.699986]  vfs_write+0xea/0x3b0

 7279 19:45:01.335572  # [   64.703641]  ksys_write+0x68/0xf0

 7280 19:45:01.341824  # [   64.707257]  do_syscall_64+0x33/0x40

 7281 19:45:01.351942  # [   64.711147]  entry_SYS<4>[   65.195782] CPU: 1 PID: 2546 Comm: cat Tainted: G      D W         5.10.217-cip47 #1

 7282 19:45:01.354957  CALL_64_after_hwframe+0x67/0xcc

 7283 19:45:01.358690  # [   64.716470] RIP: 0033:0x7f5c3e620240

 7284 19:45:01.378072  # [   64.720331] Code: 40 00 48 8b 15 c1 9b 0d 00 f7 d8 64 89 02 48 c7 c0 ff ff ff ff eb b7 0f 1f 00 80 3d a1 23 0e 00 00 74 17 b8 01 00 00 00 0f 05 <48> 3d 00 f0 ff ff 77 58 c3 0f<4>[   65.223519] Hardware name: Google Grunt/Grunt, BIOS  09/05/2019

 7285 19:45:01.381239   1f 80 00 00 00 00 48 83 ec 28 48 89

 7286 19:45:01.391021  # [   64.739342] RSP: 002b:00007ffe131f04f8 EFLAGS: 00000202 ORIG_RAX: 0000000000000001

 7287 19:45:01.398226  # [   64.747169] RAX: ffffffffffffffda RBX: 0000000000000020 RCX: 00007f5c3e620240

 7288 19:45:01.407555  # [   64.754575] RDX: 0000000000000020 RSI: 0<4>[   65.251830] RIP: 0010:refcount_warn_saturate+0xba/0x110

 7289 19:45:01.411379  0007f5c3e507000 RDI: 0000000000000001

 7290 19:45:01.417975  # [   64.761986] RBP: 0000000000000020 R08: 00000000ffffffff R09: 0000000000000000

 7291 19:45:01.424436  # [   64.769376] R10: 00007f5c3e5414d0 R11: 0000000000000202 R12: 00007f5c3e507000

 7292 19:45:01.447503  # [   64.776769] R13: 0000000000000001 R14: 00000<4>[   65.279492] Code: 02 01 e8 cf 0d c2 00 0f 0b e9 32 91 04 01 80 3d 75 ba d6 02 00 75 85 48 c7 c7 98 13 82 8b c6 05 65 ba d6 02 01 e8 ac 0d c2 00 <0f> 0b e9 0f 91 04 01 80 3d 50 ba d6 02 00 0f 85 5e ff ff ff 48 c7

 7293 19:45:01.450376  00000020000 R15: 0000000000000000

 7294 19:45:01.453906  # [   64.784196] irq event stamp: 0

 7295 19:45:01.460268  # [   64.787523] hardirqs last  enabled at (0): [<0000000000000000>] 0x0

 7296 19:45:01.470672  # [   64.794077] hardirqs last disabled at (0): [<ffffffff88afde5c>] copy_process+0x65c/0x20e0

 7297 19:45:01.477055  # [   64.80251<4>[   65.320659] RSP: 0018:ffffa8af04827e40 EFLAGS: 00010286

 7298 19:45:01.483506  0] softirqs last  enabled at (0): [<ffffffff88afde5c>] copy_process+0x65c/0x20e0

 7299 19:45:01.490215  # [   64.810979] softirqs last disabled at (0): [<0000000000000000>] 0x0

 7300 19:45:01.493315  # [   64.817626] ---[ end trace 76cba25db7fed6c4 ]---

 7301 19:45:01.507151  # [   64.822547] lkdtm: Saturation detected: <4>[   65.348328] RAX: 0000000000000000 RBX: 000000000000003a RCX: 0000000000000000

 7302 19:45:01.507289  still saturated

 7303 19:45:01.510468  # REFCOUNT_ADD_NOT_ZERO_SATURATED: saw 'call trace:': ok

 7304 19:45:01.516767  ok 56 selftests: lkdtm: REFCOUNT_ADD_NOT_ZERO_SATURATED.sh

 7305 19:45:01.523353  # selftests: lkdtm: REFCOUNT_DEC_AND_TEST_SATURATED.sh

 7306 19:45:01.530180  <4>[   65.377904] RDX: ffff91786ad2c620 RSI: ffff91786ad1bf50 RDI: ffff91786ad1bf50

 7307 19:45:01.536705  <4>[   65.401847] RBP: ffffffff8b8c6920 R08: 0000000000000000 R09: 0000000000000000

 7308 19:45:01.543264  <4>[   65.409290] R10: 00000000ffffe000 R11: 3fffffffffffffff R12: 0000000000000020

 7309 19:45:01.552871  <4>[   65.416760] R13: ffffa8af04827f10 R14: ffffa8af04827f10 R15: ffff91784597e000

 7310 19:45:01.559265  <4>[   65.424196] FS:  00007f85d4324740(0000) GS:ffff91786ad00000(0000) knlGS:0000000000000000

 7311 19:45:01.566463  <4>[   65.432596] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033

 7312 19:45:01.572393  <4>[   65.438623] CR2: 00007f85d40df000 CR3: 0000000101eda000 CR4: 00000000001506e0

 7313 19:45:01.576254  <4>[   65.446091] Call Trace:

 7314 19:45:01.579026  <4>[   65.448834]  ? __warn+0x80/0x110

 7315 19:45:01.586384  <4>[   65.452349]  ? refcount_warn_saturate+0xba/0x110

 7316 19:45:01.589239  <4>[   65.457240]  ? report_bug+0x9e/0xc0

 7317 19:45:01.592959  <4>[   65.460994]  ? handle_bug+0x41/0x90

 7318 19:45:01.595672  <4>[   65.464745]  ? exc_invalid_op+0x14/0x70

 7319 19:45:01.599017  <4>[   65.468842]  ? asm_exc_invalid_op+0x12/0x20

 7320 19:45:01.605752  <4>[   65.473315]  ? refcount_warn_saturate+0xba/0x110

 7321 19:45:01.612277  <4>[   65.478203]  __refcount_sub_and_test.constprop.0+0x3c/0x50

 7322 19:45:01.615979  <4>[   65.483954]  lkdtm_REFCOUNT_DEC_AND_TEST_SATURATED+0x3e/0x76

 7323 19:45:01.622518  <4>[   65.489876]  direct_entry.cold+0x2c/0x38

 7324 19:45:01.626078  <4>[   65.494066]  full_proxy_write+0x56/0x80

 7325 19:45:01.629318  <4>[   65.498171]  vfs_write+0xea/0x3b0

 7326 19:45:01.632170  <4>[   65.501772]  ksys_write+0x68/0xf0

 7327 19:45:01.635777  <4>[   65.505364]  do_syscall_64+0x33/0x40

 7328 19:45:01.642221  <4>[   65.509204]  entry_SYSCALL_64_after_hwframe+0x67/0xcc

 7329 19:45:01.645616  <4>[   65.514520] RIP: 0033:0x7f85d41f8240

 7330 19:45:01.665711  <4>[   65.518359] Code: 40 00 48 8b 15 c1 9b 0d 00 f7 d8 64 89 02 48 c7 c0 ff ff ff ff eb b7 0f 1f 00 80 3d a1 23 0e 00 00 74 17 b8 01 00 00 00 0f 05 <48> 3d 00 f0 ff ff 77 58 c3 0f 1f 80 00 00 00 00 48 83 ec 28 48 89

 7331 19:45:01.672224  <4>[   65.537387] RSP: 002b:00007ffe5b5b7608 EFLAGS: 00000202 ORIG_RAX: 0000000000000001

 7332 19:45:01.678804  <4>[   65.545223] RAX: ffffffffffffffda RBX: 0000000000000020 RCX: 00007f85d41f8240

 7333 19:45:01.688823  <4>[   65.552625] RDX: 0000000000000020 RSI: 00007f85d40df000 RDI: 0000000000000001

 7334 19:45:01.695235  <4>[   65.560027] RBP: 0000000000000020 R08: 00000000ffffffff R09: 0000000000000000

 7335 19:45:01.701720  <4>[   65.567452] R10: 00007f85d41194d0 R11: 0000000000000202 R12: 00007f85d40df000

 7336 19:45:01.708060  <4>[   65.574843] R13: 0000000000000001 R14: 0000000000020000 R15: 0000000000000000

 7337 19:45:01.711681  <4>[   65.582241] irq event stamp: 0

 7338 19:45:01.718635  <4>[   65.585570] hardirqs last  enabled at (0): [<0000000000000000>] 0x0

 7339 19:45:01.728121  <4>[   65.592097] hardirqs last disabled at (0): [<ffffffff88afde5c>] copy_process+0x65c/0x20e0

 7340 19:45:01.734673  <4>[   65.600548] softirqs last  enabled at (0): [<ffffffff88afde5c>] copy_process+0x65c/0x20e0

 7341 19:45:01.741316  <4>[   65.608980] softirqs last disabled at (0): [<0000000000000000>] 0x0

 7342 19:45:01.748092  <4>[   65.615504] ---[ end trace 76cba25db7fed6c5 ]---

 7343 19:45:01.754542  <6>[   65.620386] lkdtm: Saturation detected: still saturated

 7344 19:45:01.802426  # [   65.005892] lkdtm: Performing direct entry REFCOUNT_DEC_AND_TEST_SATURATED

 7345 19:45:01.808906  # [   65.014573] lkdtm: attempting bad refcount_dec_and_test() from saturated

 7346 19:45:01.811784  # [   65.043701] ------------[ cut here ]------------

 7347 19:45:01.819173  # [   65.070770] refcount_t: underflow; use-after-free.

 7348 19:45:01.825107  # [   65.098021] WARNING: CPU: 1 PID: 2546 at lib/refcount.c:28 refcount_warn_saturate+0xba/0x110

 7349 19:45:01.867948  # [   65.128951] Modules linked in: fuse ip_tables cros_ec_sysfs cros_ec_lightbar cros_ec_debugfs cros_usbpd_charger cros_usbpd_logger cros_ec_chardev gsmi ath10k_pci ath10k_core uvcvideo videobuf2_vmalloc videobuf2_memops videobuf2_v4l2 cros_ec_dev videobuf2_common ath designware_i2s snd_soc_acp_da7219mx98357_mach cros_usbpd_notify snd_soc_max98357a snd_soc_da7219 snd_soc_adau7002 acp_audio_dma chromeos_pstore snd_soc_core snd_compress snd_pcm_dmaengine regmap_i2c coreboot_table

 7350 19:45:01.875144  # [   65.195782] CPU: 1 PID: 2546 Comm: cat Tainted: G      D W         5.10.217-cip47 #1

 7351 19:45:01.881298  # [   65.223519] Hardware name: Google Grunt/Grunt, BIOS  09/05/2019

 7352 19:45:01.887936  # [   65.251830] RIP: 0010:refcount_warn_saturate+0xba/0x110

 7353 19:45:01.907863  # [   65.279492] Code: 02 01 e8 cf 0d c2 00 0f 0b e9 32 91 04 01 80 3d 75 ba d6 02 00 75 85 48 c7 c7 98 13 82 8b c6 05 65 ba d6 02 01 e8 ac 0d c2 00 <0f> 0b e9 0f 91 04 01 80 3d 50 ba d6 02 00 0f 85 5e ff ff ff 48 c7

 7354 19:45:01.911023  # [   65.320659] RSP: 0018:ffffa8af04827e40 EFLAGS: 00010286

 7355 19:45:01.917429  # [   65.348328] RAX: 0000000000000000 RBX: 000000000000003a RCX: 0000000000000000

 7356 19:45:01.927201  # [   65.377904] RDX: ffff91786ad2c620 RSI: ffff91786ad1bf50 RDI: ffff91786ad1bf50

 7357 19:45:01.940716  # [   65.401847] RBP: ffffffff8b8c6920 R08: 0000000000000000 R09: 000<6>[   65.795159] lkdtm: Performing direct entry REFCOUNT_SUB_AND_TEST_SATURATED

 7358 19:45:01.940895  0000000000000

 7359 19:45:01.947134  # [   65.409290] R10: 00000000ffffe000 R11: 3fffffffffffffff R12: 0000000000000020

 7360 19:45:01.953754  # [   65.416760] R13: ffffa8af04827f10 R14: ffffa8af04827f10 R15: ffff91784597e000

 7361 19:45:01.967124  # [   65.424196] FS:  00007f85d4324740(0000) GS:ffff91786ad00000(0000) kn<6>[   65.812236] lkdtm: attempting bad refcount_sub_and_test() from saturated

 7362 19:45:01.970611  lGS:0000000000000000

 7363 19:45:01.977157  # [   65.432596] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033

 7364 19:45:01.983724  # [   65.438623] CR2: 00007f85d40df000 CR3: 0000000101eda000 CR4: 00000000001506e0

 7365 19:45:01.986811  # [   65.446091] Call Trace:

 7366 19:45:01.990360  # [   65.448834]  ? __warn+0x80/0x110

 7367 19:45:01.996741  # [   65.4523<4>[   65.841425] ------------[ cut here ]------------

 7368 19:45:02.000172  49]  ? refcount_warn_saturate+0xba/0x110

 7369 19:45:02.003536  # [   65.457240]  ? report_bug+0x9e/0xc0

 7370 19:45:02.007059  # [   65.460994]  ? handle_bug+0x41/0x90

 7371 19:45:02.010516  # [   65.464745]  ? exc_invalid_op+0x14/0x70

 7372 19:45:02.013778  # [   65.468842]  ? asm_exc_invalid_op+0x12/0x20

 7373 19:45:02.023305  # [   65.473315]  ? refcount_warn_<4>[   65.868487] refcount_t: underflow; use-after-free.

 7374 19:45:02.023442  saturate+0xba/0x110

 7375 19:45:02.030112  # [   65.478203]  __refcount_sub_and_test.constprop.0+0x3c/0x50

 7376 19:45:02.036525  # [   65.483954]  lkdtm_REFCOUNT_DEC_AND_TEST_SATURATED+0x3e/0x76

 7377 19:45:02.040268  # [   65.489876]  direct_entry.cold+0x2c/0x38

 7378 19:45:02.043294  # [   65.494066]  full_proxy_write+0x56/0x80

 7379 19:45:02.052990  # [   65.4<4>[   65.895764] WARNING: CPU: 0 PID: 2582 at lib/refcount.c:28 refcount_warn_saturate+0xba/0x110

 7380 19:45:02.056564  98171]  vfs_write+0xea/0x3b0

 7381 19:45:02.059542  # [   65.501772]  ksys_write+0x68/0xf0

 7382 19:45:02.063058  # [   65.505364]  do_syscall_64+0x33/0x40

 7383 19:45:02.069674  # [   65.509204]  entry_SYSCALL_64_after_hwframe+0x67/0xcc

 7384 19:45:02.073135  # [   65.514520] RIP: 0033:0x7f85d41f8240

 7385 19:45:02.118891  # [   65.518359] Code: 40 00 48 8b 15 c1<4>[   65.926591] Modules linked in: fuse ip_tables cros_ec_sysfs cros_ec_lightbar cros_ec_debugfs cros_usbpd_charger cros_usbpd_logger cros_ec_chardev gsmi ath10k_pci ath10k_core uvcvideo videobuf2_vmalloc videobuf2_memops videobuf2_v4l2 cros_ec_dev videobuf2_common ath designware_i2s snd_soc_acp_da7219mx98357_mach cros_usbpd_notify snd_soc_max98357a snd_soc_da7219 snd_soc_adau7002 acp_audio_dma chromeos_pstore snd_soc_core snd_compress snd_pcm_dmaengine regmap_i2c coreboot_table

 7386 19:45:02.132630   9b 0d 00 f7 d8 64 89 02 48 c7 c0 ff ff ff ff eb b7 0f 1f 00 80 3d a1 23 0e 00 00 74 17 b8 01 00 00 00 0f 05 <48> 3d 00 f0 ff ff 77 58 c3 0f 1f 80 00 00 00 00 48 83 ec 28 48 89

 7387 19:45:02.149121  # [   65.537387] RSP: 002b:00007ffe5b5b7608 EFLAGS: 00000202 ORIG_RAX: 0000000<4>[   65.991009] CPU: 0 PID: 2582 Comm: cat Tainted: G      D W         5.10.217-cip47 #1

 7388 19:45:02.149288  000000001

 7389 19:45:02.155196  # [   65.545223] RAX: ffffffffffffffda RBX: 0000000000000020 RCX: 00007f85d41f8240

 7390 19:45:02.165408  # [   65.552625] RDX: 0000000000000020 RSI: 00007f85d40df000 RDI: 0000000000000001

 7391 19:45:02.178598  # [   65.560027] RBP: 0000000000000020 R08: 00000000ffffffff R09: 00000000000<4>[   66.021185] Hardware name: Google Grunt/Grunt, BIOS  09/05/2019

 7392 19:45:02.178803  00000

 7393 19:45:02.185227  # [   65.567452] R10: 00007f85d41194d0 R11: 0000000000000202 R12: 00007f85d40df000

 7394 19:45:02.191756  # [   65.574843] R13: 0000000000000001 R14: 0000000000020000 R15: 0000000000000000

 7395 19:45:02.194751  # [   65.582241] irq event stamp: 0

 7396 19:45:02.204881  # [   65.585570] hardirqs last  enabled at (<4>[   66.049549] RIP: 0010:refcount_warn_saturate+0xba/0x110

 7397 19:45:02.208329  0): [<0000000000000000>] 0x0

 7398 19:45:02.214984  # [   65.592097] hardirqs last disabled at (0): [<ffffffff88afde5c>] copy_process+0x65c/0x20e0

 7399 19:45:02.224265  # [   65.600548] softirqs last  enabled at (0): [<ffffffff88afde5c>] copy_process+0x65c/0x20e0

 7400 19:45:02.244142  # [   65.608980] softirqs last dis<4>[   66.077214] Code: 02 01 e8 cf 0d c2 00 0f 0b e9 32 91 04 01 80 3d 75 ba d6 02 00 75 85 48 c7 c7 98 13 82 8b c6 05 65 ba d6 02 01 e8 ac 0d c2 00 <0f> 0b e9 0f 91 04 01 80 3d 50 ba d6 02 00 0f 85 5e ff ff ff 48 c7

 7401 19:45:02.250675  abled at (0): [<0000000000000000>] 0x0

 7402 19:45:02.254252  # [   65.615504] ---[ end trace 76cba25db7fed6c5 ]---

 7403 19:45:02.260599  # [   65.620386] lkdtm: Saturation detected: still saturated

 7404 19:45:02.266945  # REFCOUNT_DEC_AND_TEST_SATURATED: saw 'Saturation detected: still saturated': ok

 7405 19:45:02.273584  ok 57 selftests:<4>[   66.118402] RSP: 0018:ffffa8af0488fe40 EFLAGS: 00010286

 7406 19:45:02.277097   lkdtm: REFCOUNT_DEC_AND_TEST_SATURATED.sh

 7407 19:45:02.283911  # selftests: lkdtm: REFCOUNT_SUB_AND_TEST_SATURATED.sh

 7408 19:45:02.289854  <4>[   66.146039] RAX: 0000000000000000 RBX: 000000000000003b RCX: 0000000000000000

 7409 19:45:02.297155  <4>[   66.162077] RDX: ffff91786ac2c620 RSI: ffff91786ac1bf50 RDI: ffff91786ac1bf50

 7410 19:45:02.303026  <4>[   66.169468] RBP: ffffffff8b8c6940 R08: 0000000000000000 R09: 0000000000000000

 7411 19:45:02.313056  <4>[   66.176858] R10: 00000000ffffe000 R11: 3fffffffffffffff R12: 0000000000000020

 7412 19:45:02.319984  <4>[   66.184248] R13: ffffa8af0488ff10 R14: ffffa8af0488ff10 R15: ffff917842878000

 7413 19:45:02.326449  <4>[   66.191637] FS:  00007f42b0615740(0000) GS:ffff91786ac00000(0000) knlGS:0000000000000000

 7414 19:45:02.332951  <4>[   66.199980] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033

 7415 19:45:02.339393  <4>[   66.205983] CR2: 00007f42b03cf000 CR3: 00000001067f6000 CR4: 00000000001506f0

 7416 19:45:02.343101  <4>[   66.213373] Call Trace:

 7417 19:45:02.346660  <4>[   66.216091]  ? __warn+0x80/0x110

 7418 19:45:02.353099  <4>[   66.219585]  ? refcount_warn_saturate+0xba/0x110

 7419 19:45:02.355943  <4>[   66.224464]  ? report_bug+0x9e/0xc0

 7420 19:45:02.359286  <4>[   66.228218]  ? handle_bug+0x41/0x90

 7421 19:45:02.362951  <4>[   66.231968]  ? exc_invalid_op+0x14/0x70

 7422 19:45:02.369228  <4>[   66.236067]  ? asm_exc_invalid_op+0x12/0x20

 7423 19:45:02.372809  <4>[   66.240517]  ? refcount_warn_saturate+0xba/0x110

 7424 19:45:02.379048  <4>[   66.245399]  __refcount_sub_and_test.constprop.0+0x3c/0x50

 7425 19:45:02.385710  <4>[   66.251146]  lkdtm_REFCOUNT_SUB_AND_TEST_SATURATED+0x3e/0x76

 7426 19:45:02.389252  <4>[   66.257066]  direct_entry.cold+0x2c/0x38

 7427 19:45:02.392173  <4>[   66.261256]  full_proxy_write+0x56/0x80

 7428 19:45:02.395766  <4>[   66.265358]  vfs_write+0xea/0x3b0

 7429 19:45:02.399528  <4>[   66.268941]  ksys_write+0x68/0xf0

 7430 19:45:02.402372  <4>[   66.272522]  do_syscall_64+0x33/0x40

 7431 19:45:02.409227  <4>[   66.276362]  entry_SYSCALL_64_after_hwframe+0x67/0xcc

 7432 19:45:02.412291  <4>[   66.281677] RIP: 0033:0x7f42b04e8240

 7433 19:45:02.431921  <4>[   66.285516] Code: 40 00 48 8b 15 c1 9b 0d 00 f7 d8 64 89 02 48 c7 c0 ff ff ff ff eb b7 0f 1f 00 80 3d a1 23 0e 00 00 74 17 b8 01 00 00 00 0f 05 <48> 3d 00 f0 ff ff 77 58 c3 0f 1f 80 00 00 00 00 48 83 ec 28 48 89

 7434 19:45:02.438919  <4>[   66.304521] RSP: 002b:00007ffe33f353c8 EFLAGS: 00000202 ORIG_RAX: 0000000000000001

 7435 19:45:02.448348  <4>[   66.312348] RAX: ffffffffffffffda RBX: 0000000000000020 RCX: 00007f42b04e8240

 7436 19:45:02.455570  <4>[   66.319738] RDX: 0000000000000020 RSI: 00007f42b03cf000 RDI: 0000000000000001

 7437 19:45:02.462237  <4>[   66.327128] RBP: 0000000000000020 R08: 00000000ffffffff R09: 0000000000000000

 7438 19:45:02.468121  <4>[   66.334520] R10: 00007f42b04094d0 R11: 0000000000000202 R12: 00007f42b03cf000

 7439 19:45:02.475371  <4>[   66.341911] R13: 0000000000000001 R14: 0000000000020000 R15: 0000000000000000

 7440 19:45:02.478239  <4>[   66.349308] irq event stamp: 0

 7441 19:45:02.484584  <4>[   66.352627] hardirqs last  enabled at (0): [<0000000000000000>] 0x0

 7442 19:45:02.495215  <4>[   66.359154] hardirqs last disabled at (0): [<ffffffff88afde5c>] copy_process+0x65c/0x20e0

 7443 19:45:02.504662  <4>[   66.367586] softirqs last  enabled at (0): [<ffffffff88afde5c>] copy_process+0x65c/0x20e0

 7444 19:45:02.511089  <4>[   66.376028] softirqs last disabled at (0): [<0000000000000000>] 0x0

 7445 19:45:02.514884  <4>[   66.382569] ---[ end trace 76cba25db7fed6c6 ]---

 7446 19:45:02.521335  <6>[   66.387450] lkdtm: Saturation detected: still saturated

 7447 19:45:02.567971  # [   65.795159] lkdtm: Performing direct entry REFCOUNT_SUB_AND_TEST_SATURATED

 7448 19:45:02.574598  # [   65.812236] lkdtm: attempting bad refcount_sub_and_test() from saturated

 7449 19:45:02.577998  # [   65.841425] ------------[ cut here ]------------

 7450 19:45:02.584889  # [   65.868487] refcount_t: underflow; use-after-free.

 7451 19:45:02.591315  # [   65.895764] WARNING: CPU: 0 PID: 2582 at lib/refcount.c:28 refcount_warn_saturate+0xba/0x110

 7452 19:45:02.634498  # [   65.926591] Modules linked in: fuse ip_tables cros_ec_sysfs cros_ec_lightbar cros_ec_debugfs cros_usbpd_charger cros_usbpd_logger cros_ec_chardev gsmi ath10k_pci ath10k_core uvcvideo videobuf2_vmalloc videobuf2_memops videobuf2_v4l2 cros_ec_dev videobuf2_common ath designware_i2s snd_soc_acp_da7219mx98357_mach cros_usbpd_notify snd_soc_max98357a snd_soc_da7219 snd_soc_adau7002 acp_audio_dma chromeos_pstore snd_soc_core snd_compress snd_pcm_dmaengine regmap_i2c coreboot_table

 7453 19:45:02.641103  # [   65.991009] CPU: 0 PID: 2582 Comm: cat Tainted: G      D W         5.10.217-cip47 #1

 7454 19:45:02.647488  # [   66.021185] Hardware name: Google Grunt/Grunt, BIOS  09/05/2019

 7455 19:45:02.654480  # [   66.049549] RIP: 0010:refcount_warn_saturate+0xba/0x110

 7456 19:45:02.670951  # [   66.077214] Code: 02 01 e8 cf 0d c2 00 0f 0b e9 32 91 04 01 80 3d 75 ba d6 02 00 75 85 48 c7 c7 98 13 82 8b c6 05 65 ba d6 02 01 e8 ac 0d c2 00 <0f> 0b e9 0f 91 04 01 80 3d 50 ba d6 02 00 0f 85 5e ff ff ff 48 c7

 7457 19:45:02.677068  # [   66.118402] RSP: 0018:ffffa8af0488fe40 EFLAGS: 00010286

 7458 19:45:02.684214  # [   66.146039] RAX: 0000000000000000 RBX: 000000000000003b RCX: 0000000000000000

 7459 19:45:02.694003  # [   66.162077] RDX: ffff91786ac2c620 RSI: ffff91786ac1bf50 RDI: ffff91786ac1bf50

 7460 19:45:02.700317  # [   66.169468] RBP: ffffffff8b8c6940 R08: 0000000000000000 R09: 0000000000000000

 7461 19:45:02.706976  # [   66.176858] R10: 00000000ffffe000 R11: 3fffffffffffffff R12: 0000000000000020

 7462 19:45:02.713234  # [   66.184248] R13: ffffa8af0488ff10 R14: ffffa8af0488ff10 R15: ffff917842878000

 7463 19:45:02.723336  # [   66.191637] FS:  00007f42b0615740(0000) GS:ffff91786ac00000(0000) knlGS:0000000000000000

 7464 19:45:02.726924  # [   66.199980] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033

 7465 19:45:02.736460  # [   66.205983] CR2: 00007f42b03cf000 CR3: 00000001067f6000 CR4: 00000000001506f0

 7466 19:45:02.736604  # [   66.213373] Call Trace:

 7467 19:45:02.740029  # [   66.216091]  ? __warn+0x80/0x110

 7468 19:45:02.746715  # [   66.219585]  ? refcount_warn_saturate+0xba/0x110

 7469 19:45:02.749619  # [   66.224464]  ? report_bug+0x9e/0xc0

 7470 19:45:02.753380  # [   66.228218]  ? handle_bug+0x41/0x90

 7471 19:45:02.756317  # [   66.231968]  ? exc_invalid_op+0x14/0x70

 7472 19:45:02.762692  # [   66.236067]  ? asm_exc_invalid_op+0x12/0x20

 7473 19:45:02.766322  # [   66.240517]  ? refcount_warn_saturate+0xba/0x110

 7474 19:45:02.772807  # [   66.245399]  __refcount_sub_and_test.constprop.0+0x3c/0x50

 7475 19:45:02.779494  # [   66.251146]  lkdtm_REFCOUNT_SUB_AND_TEST_SATURATED+0x3e/0x76

 7476 19:45:02.782809  # [   66.257066]  direct_entry.cold+0x2c/0x38

 7477 19:45:02.786365  # [   66.261256]  full_proxy_write+0x56/0x80

 7478 19:45:02.789538  # [   66.265358]  vfs_write+0xea/0x3b0

 7479 19:45:02.792661  # [   66.268941]  ksys_write+0x68/0xf0

 7480 19:45:02.795957  # [   66.272522]  do_syscall_64+0x33/0x40

 7481 19:45:02.802387  # [   66.276362]  entry_SYSCALL_64_after_hwframe+0x67/0xcc

 7482 19:45:02.805816  # [   66.281677] RIP: 0033:0x7f42b04e8240

 7483 19:45:02.825493  # [   66.285516] Code: 40 00 48 8b 15 c1 9b 0d 00 f7 d8 64 89 02 48 c7 c0 ff ff ff ff eb b7 0f 1f 00 80 3d a1 23 0e 00 00 74 17 b8 01 00 00 00 0f 05 <48> 3d 00 f0 ff ff 77 58 c3 0f 1f 80 00 00 00 00 48 83 ec 28 48 89

 7484 19:45:02.832307  # [   66.304521] RSP: 002b:00007ffe33f353c8 EFLAGS: 00000202 ORIG_RAX: 0000000000000001

 7485 19:45:02.845316  # [   66.312348] RAX: ffffffffffffffda RBX: 0000000000000020 RC<6>[   66.697075] lkdtm: Performing direct entry USERCOPY_HEAP_SIZE_TO

 7486 19:45:02.845476  X: 00007f42b04e8240

 7487 19:45:02.851951  # [   66.319738] RDX: 0000000000000020 RSI: 00007f42b03cf000 RDI: 0000000000000001

 7488 19:45:02.862167  # [   66.327128] RBP: 0000000000000020 R08: 00000000ffffffff R09: 0000000000000000

 7489 19:45:02.871560  # [   66.334520] R10: 00007f42b04094d0 R11: 0000000000000202 R12: 0<6>[   66.717033] lkdtm: attempting good copy_to_user of correct size

 7490 19:45:02.875290  0007f42b03cf000

 7491 19:45:02.881724  # [   66.341911] R13: 0000000000000001 R14: 0000000000020000 R15: 0000000000000000

 7492 19:45:02.885181  # [   66.349308] irq event stamp: 0

 7493 19:45:02.891862  # [   66.352627] hardirqs last  enabled at (0): [<0000000000000000>] 0x0

 7494 19:45:02.901242  # [   66.359154] hardirqs last disabled at (<6>[   66.745381] lkdtm: attempting bad copy_to_user of too large size

 7495 19:45:02.904838  0): [<ffffffff88afde5c>] copy_process+0x65c/0x20e0

 7496 19:45:02.914458  # [   66.367586] softirqs last  enabled at (0): [<ffffffff88afde5c>] copy_process+0x65c/0x20e0

 7497 19:45:02.921703  # [   66.376028] softirqs last disabled at (0): [<0000000000000000>] 0x0

 7498 19:45:02.924588  # [   66.382569] ---[ end trace 76cba25db7fed6c6 ]---

 7499 19:45:02.931451  # [   66.387450] lkdtm: Saturation detected: still saturated

 7500 19:45:02.938063  # REFCOUNT_SUB_AND_TEST_SATURATED: saw 'Saturation detected: still saturated': ok

 7501 19:45:02.941420  ok 58 selftests: lkdtm: REFCOUNT_SUB_AND_TEST_SATURATED.sh

 7502 19:45:02.947944  # selftests: lkdtm: REFCOUNT_TIMING.sh

 7503 19:45:02.950931  # Skipping REFCOUNT_TIMING: timing only

 7504 19:45:02.954619  ok 59 selftests: lkdtm: REFCOUNT_TIMING.sh # SKIP

 7505 19:45:02.957748  # selftests: lkdtm: ATOMIC_TIMING.sh

 7506 19:45:02.960721  # Skipping ATOMIC_TIMING: timing only

 7507 19:45:02.964741  ok 60 selftests: lkdtm: ATOMIC_TIMING.sh # SKIP

 7508 19:45:02.967586  # selftests: lkdtm: USERCOPY_HEAP_SIZE_TO.sh

 7509 19:45:02.974067  # [   66.697075] lkdtm: Performing direct entry USERCOPY_HEAP_SIZE_TO

 7510 19:45:02.980692  # [   66.717033] lkdtm: attempting good copy_to_user of correct size

 7511 19:45:02.987254  # [   66.745381] lkdtm: attempting bad copy_to_user of too large size

 7512 19:45:02.990931  # USERCOPY_HEAP_SIZE_TO: missing 'call trace:': [FAIL]

 7513 19:45:02.997467  not ok 61 selftests: lkdtm: USERCOPY_HEAP_SIZE_TO.sh # exit=1

 7514 19:45:03.000269  # selftests: lkdtm: USERCOPY_HEAP_SIZE_FROM.sh

 7515 19:45:03.048135  <6>[   66.916064] lkdtm: Performing direct entry USERCOPY_HEAP_SIZE_FROM

 7516 19:45:03.055316  <6>[   66.922520] lkdtm: attempting good copy_from_user of correct size

 7517 19:45:03.061802  <6>[   66.928918] lkdtm: attempting bad copy_from_user of too large size

 7518 19:45:03.098868  # [   66.916064] lkdtm: Performing direct entry USERCOPY_HEAP_SIZE_FROM

 7519 19:45:03.106055  # [   66.922520] lkdtm: attempting good copy_from_user of correct size

 7520 19:45:03.112722  # [   66.928918] lkdtm: attempting bad copy_from_user of too large size

 7521 19:45:03.119387  # USERCOPY_HEAP_SIZE_FROM: missing 'call trace:': [FAIL]

 7522 19:45:03.121976  not ok 62 selftests: lkdtm: USERCOPY_HEAP_SIZE_FROM.sh # exit=1

 7523 19:45:03.129047  # selftests: lkdtm: USERCOPY_HEAP_WHITELIST_TO.sh

 7524 19:45:03.219521  <6>[   67.084037] lkdtm: Performing direct entry USERCOPY_HEAP_WHITELIST_TO

 7525 19:45:03.223180  <6>[   67.090769] lkdtm: attempting good copy_to_user inside whitelist

 7526 19:45:03.229769  <6>[   67.097053] lkdtm: attempting bad copy_to_user outside whitelist

 7527 19:45:03.269081  # [   67.084037] lkdtm: Performing direct entry USERCOPY_HEAP_WHITELIST_TO

 7528 19:45:03.275422  # [   67.090769] lkdtm: attempting good copy_to_user inside whitelist

 7529 19:45:03.282110  # [   67.097053] lkdtm: attempting bad copy_to_user outside whitelist

 7530 19:45:03.288757  # USERCOPY_HEAP_WHITELIST_TO: missing 'call trace:': [FAIL]

 7531 19:45:03.295198  not ok 63 selftests: lkdtm: USERCOPY_HEAP_WHITELIST_TO.sh # exit=1

 7532 19:45:03.298833  # selftests: lkdtm: USERCOPY_HEAP_WHITELIST_FROM.sh

 7533 19:45:03.380719  <6>[   67.245014] lkdtm: Performing direct entry USERCOPY_HEAP_WHITELIST_FROM

 7534 19:45:03.386858  <6>[   67.251925] lkdtm: attempting good copy_from_user inside whitelist

 7535 19:45:03.393442  <6>[   67.258401] lkdtm: attempting bad copy_from_user outside whitelist

 7536 19:45:03.430787  # [   67.245014] lkdtm: Performing direct entry USERCOPY_HEAP_WHITELIST_FROM

 7537 19:45:03.434283  # [   67.251925] lkdtm: attempting good copy_from_user inside whitelist

 7538 19:45:03.440934  # [   67.258401] lkdtm: attempting bad copy_from_user outside whitelist

 7539 19:45:03.447274  # USERCOPY_HEAP_WHITELIST_FROM: missing 'call trace:': [FAIL]

 7540 19:45:03.453885  not ok 64 selftests: lkdtm: USERCOPY_HEAP_WHITELIST_FROM.sh # exit=1

 7541 19:45:03.457004  # selftests: lkdtm: USERCOPY_STACK_FRAME_TO.sh

 7542 19:45:03.536161  <6>[   67.403668] lkdtm: Performing direct entry USERCOPY_STACK_FRAME_TO

 7543 19:45:03.542531  <6>[   67.410128] lkdtm: good_stack: ffffa8af04bc7e20-ffffa8af04bc7e40

 7544 19:45:03.549017  <6>[   67.416426] lkdtm: bad_stack : ffffa8af04bc7da8-ffffa8af04bc7dc8

 7545 19:45:03.555631  <6>[   67.422838] lkdtm: attempting good copy_to_user of local stack

 7546 19:45:03.562070  <6>[   67.429124] lkdtm: attempting bad copy_to_user of distant stack

 7547 19:45:03.605625  # [   67.403668] lkdtm: Performing direct entry USERCOPY_STACK_FRAME_TO

 7548 19:45:03.611914  # [   67.410128] lkdtm: good_stack: ffffa8af04bc7e20-ffffa8af04bc7e40

 7549 19:45:03.618881  # [   67.416426] lkdtm: bad_stack : ffffa8af04bc7da8-ffffa8af04bc7dc8

 7550 19:45:03.625350  # [   67.422838] lkdtm: attempting good copy_to_user of local stack

 7551 19:45:03.631615  # [   67.429124] lkdtm: attempting bad copy_to_user of distant stack

 7552 19:45:03.635424  # USERCOPY_STACK_FRAME_TO: missing 'call trace:': [FAIL]

 7553 19:45:03.642065  not ok 65 selftests: lkdtm: USERCOPY_STACK_FRAME_TO.sh # exit=1

 7554 19:45:03.645043  # selftests: lkdtm: USERCOPY_STACK_FRAME_FROM.sh

 7555 19:45:03.710975  <6>[   67.578851] lkdtm: Performing direct entry USERCOPY_STACK_FRAME_FROM

 7556 19:45:03.717495  <6>[   67.585476] lkdtm: good_stack: ffffa8af04c57e20-ffffa8af04c57e40

 7557 19:45:03.724395  <6>[   67.591775] lkdtm: bad_stack : ffffa8af04c57da8-ffffa8af04c57dc8

 7558 19:45:03.731292  <6>[   67.598079] lkdtm: attempting good copy_from_user of local stack

 7559 19:45:03.737454  <6>[   67.604390] lkdtm: attempting bad copy_from_user of distant stack

 7560 19:45:03.778050  # [   67.578851] lkdtm: Performing direct entry USERCOPY_STACK_FRAME_FROM

 7561 19:45:03.784612  # [   67.585476] lkdtm: good_stack: ffffa8af04c57e20-ffffa8af04c57e40

 7562 19:45:03.790997  # [   67.591775] lkdtm: bad_stack : ffffa8af04c57da8-ffffa8af04c57dc8

 7563 19:45:03.797905  # [   67.598079] lkdtm: attempting good copy_from_user of local stack

 7564 19:45:03.804285  # [   67.604390] lkdtm: attempting bad copy_from_user of distant stack

 7565 19:45:03.810898  # USERCOPY_STACK_FRAME_FROM: missing 'call trace:': [FAIL]

 7566 19:45:03.813829  not ok 66 selftests: lkdtm: USERCOPY_STACK_FRAME_FROM.sh # exit=1

 7567 19:45:03.820960  # selftests: lkdtm: USERCOPY_STACK_BEYOND.sh

 7568 19:45:03.887110  <6>[   67.754785] lkdtm: Performing direct entry USERCOPY_STACK_BEYOND

 7569 19:45:03.893732  <6>[   67.761076] lkdtm: good_stack: ffffa8af04cdfe20-ffffa8af04cdfe40

 7570 19:45:03.900111  <6>[   67.767375] lkdtm: bad_stack : ffffa8af04cdfff8-ffffa8af04ce0018

 7571 19:45:03.906945  <6>[   67.773833] lkdtm: attempting good copy_to_user of local stack

 7572 19:45:03.913305  <6>[   67.780121] lkdtm: attempting bad copy_to_user of distant stack

 7573 19:45:03.919892  <4>[   67.786406] lkdtm: copy_to_user failed, but lacked Oops

 7574 19:45:03.957157  # [   67.754785] lkdtm: Performing direct entry USERCOPY_STACK_BEYOND

 7575 19:45:03.963597  # [   67.761076] lkdtm: good_stack: ffffa8af04cdfe20-ffffa8af04cdfe40

 7576 19:45:03.969975  # [   67.767375] lkdtm: bad_stack : ffffa8af04cdfff8-ffffa8af04ce0018

 7577 19:45:03.976705  # [   67.773833] lkdtm: attempting good copy_to_user of local stack

 7578 19:45:03.983643  # [   67.780121] lkdtm: attempting bad copy_to_user of distant stack

 7579 19:45:03.986717  # [   67.786406] lkdtm: copy_to_user failed, but lacked Oops

 7580 19:45:03.993347  # USERCOPY_STACK_BEYOND: missing 'call trace:': [FAIL]

 7581 19:45:04.000021  not ok 67 selftests: lkdtm: USERCOPY_STACK_BEYOND.sh # exit=1

 7582 19:45:04.002851  # selftests: lkdtm: USERCOPY_KERNEL.sh

 7583 19:45:04.063904  <6>[   67.931533] lkdtm: Performing direct entry USERCOPY_KERNEL

 7584 19:45:04.073545  <6>[   67.937293] lkdtm: attempting good copy_to_user from kernel rodata: ffffffff8b440850

 7585 19:45:04.080644  <6>[   67.945330] lkdtm: attempting bad copy_to_user from kernel text: ffffffff88ce41c0

 7586 19:45:04.086745  <3>[   67.953086] lkdtm: FAIL: survived bad copy_to_user()

 7587 19:45:04.127415  # [   67.931533] lkdtm: Performing direct entry USERCOPY_KERNEL

 7588 19:45:04.136828  # [   67.937293] lkdtm: attempting good copy_to_user from kernel rodata: ffffffff8b440850

 7589 19:45:04.143563  # [   67.945330] lkdtm: attempting bad copy_to_user from kernel text: ffffffff88ce41c0

 7590 19:45:04.147265  # [   67.953086] lkdtm: FAIL: survived bad copy_to_user()

 7591 19:45:04.153226  # USERCOPY_KERNEL: missing 'call trace:': [FAIL]

 7592 19:45:04.157037  not ok 68 selftests: lkdtm: USERCOPY_KERNEL.sh # exit=1

 7593 19:45:04.160210  # selftests: lkdtm: STACKLEAK_ERASING.sh

 7594 19:45:04.237576  <6>[   68.105256] lkdtm: Performing direct entry STACKLEAK_ERASING

 7595 19:45:04.247532  <6>[   68.111203] lkdtm: checking unused part of the thread stack (15928 bytes)...

 7596 19:45:04.254112  <3>[   68.118546] lkdtm: FAIL: the erased part is not found (checked 15928 bytes)

 7597 19:45:04.260739  <3>[   68.125769] lkdtm: FAIL: the thread stack is NOT properly erased

 7598 19:45:04.267308  <4>[   68.132034] CPU: 1 PID: 2958 Comm: cat Tainted: G      D W         5.10.217-cip47 #1

 7599 19:45:04.273363  <4>[   68.140024] Hardware name: Google Grunt/Grunt, BIOS  09/05/2019

 7600 19:45:04.277051  <4>[   68.146194] Call Trace:

 7601 19:45:04.280134  <4>[   68.148908]  dump_stack+0x77/0x9b

 7602 19:45:04.283939  <4>[   68.152482]  lkdtm_STACKLEAK_ERASING+0x116/0x144

 7603 19:45:04.290001  <4>[   68.157352]  direct_entry.cold+0x2c/0x38

 7604 19:45:04.293606  <4>[   68.161553]  full_proxy_write+0x56/0x80

 7605 19:45:04.297323  <4>[   68.165645]  vfs_write+0xea/0x3b0

 7606 19:45:04.300092  <4>[   68.169215]  ksys_write+0x68/0xf0

 7607 19:45:04.303922  <4>[   68.172786]  do_syscall_64+0x33/0x40

 7608 19:45:04.309997  <4>[   68.176617]  entry_SYSCALL_64_after_hwframe+0x67/0xcc

 7609 19:45:04.313586  <4>[   68.181921] RIP: 0033:0x7fedabfe8240

 7610 19:45:04.333402  <4>[   68.185752] Code: 40 00 48 8b 15 c1 9b 0d 00 f7 d8 64 89 02 48 c7 c0 ff ff ff ff eb b7 0f 1f 00 80 3d a1 23 0e 00 00 74 17 b8 01 00 00 00 0f 05 <48> 3d 00 f0 ff ff 77 58 c3 0f 1f 80 00 00 00 00 48 83 ec 28 48 89

 7611 19:45:04.340078  <4>[   68.204748] RSP: 002b:00007ffe31ac0678 EFLAGS: 00000202 ORIG_RAX: 0000000000000001

 7612 19:45:04.346384  <4>[   68.212565] RAX: ffffffffffffffda RBX: 0000000000000012 RCX: 00007fedabfe8240

 7613 19:45:04.353155  <4>[   68.219947] RDX: 0000000000000012 RSI: 00007fedabecf000 RDI: 0000000000000001

 7614 19:45:04.362600  <4>[   68.227329] RBP: 0000000000000012 R08: 00000000ffffffff R09: 0000000000000000

 7615 19:45:04.369777  <4>[   68.234709] R10: 00007fedabf094d0 R11: 0000000000000202 R12: 00007fedabecf000

 7616 19:45:04.375868  <4>[   68.242091] R13: 0000000000000001 R14: 0000000000020000 R15: 0000000000000000

 7617 19:45:04.420392  # [   68.105256] lkdtm: Performing direct entry STACKLEAK_ERASING

 7618 19:45:04.426876  # [   68.111203] lkdtm: checking unused part of the thread stack (15928 bytes)...

 7619 19:45:04.436472  # [   68.118546] lkdtm: FAIL: the erased part is not found (checked 15928 bytes)

 7620 19:45:04.440326  # [   68.125769] lkdtm: FAIL: the thread stack is NOT properly erased

 7621 19:45:04.449933  # [   68.132034] CPU: 1 PID: 2958 Comm: cat Tainted: G      D W         5.10.217-cip47 #1

 7622 19:45:04.456785  # [   68.140024] Hardware name: Google Grunt/Grunt, BIOS  09/05/2019

 7623 19:45:04.456924  # [   68.146194] Call Trace:

 7624 19:45:04.462879  # [   68.148908]  dump_stack+0x77/0x9b

 7625 19:45:04.466379  # [   68.152482]  lkdtm_STACKLEAK_ERASING+0x116/0x144

 7626 19:45:04.469394  # [   68.157352]  direct_entry.cold+0x2c/0x38

 7627 19:45:04.472947  # [   68.161553]  full_proxy_write+0x56/0x80

 7628 19:45:04.476449  # [   68.165645]  vfs_write+0xea/0x3b0

 7629 19:45:04.482497  # [   68.169215]  ksys_write+0x68/0xf0

 7630 19:45:04.486348  # [   68.172786]  do_syscall_64+0x33/0x40

 7631 19:45:04.489690  # [   68.176617]  entry_SYSCALL_64_after_hwframe+0x67/0xcc

 7632 19:45:04.492938  # [   68.181921] RIP: 0033:0x7fedabfe8240

 7633 19:45:04.512669  # [   68.185752] Code: 40 00 48 8b 15 c1 9b 0d 00 f7 d8 64 89 02 48 c7 c0 ff ff ff ff eb b7 0f 1f 00 80 3d a1 23 0e 00 00 74 17 b8 01 00 00 00 0f 05 <48> 3d 00 f0 ff ff 77 58 c3 0f 1f 80 00 00 00 00 48 83 ec 28 48 89

 7634 19:45:04.518841  # [   68.204748] RSP: 002b:00007ffe31ac0678 EFLAGS: 00000202 ORIG_RAX: 0000000000000001

 7635 19:45:04.529276  # [   68.212565] RAX: ffffffffffffffda RBX: 0000000000000012 RCX: 00007fedabfe8240

 7636 19:45:04.536020  # [   68.219947] RDX: 0000000000000012 RSI: 00007fedabecf000 RDI: 0000000000000001

 7637 19:45:04.541919  # [   68.227329] RBP: 0000000000000012 R08: 00000000ffffffff R09: 0000000000000000

 7638 19:45:04.548542  # [   68.234709] R10: 00007fedabf094d0 R11: 0000000000000202 R12: 00007fedabecf000

 7639 19:45:04.558849  # [   68.242091] R13: 0000000000000001 R14: 00000000<6>[   68.406534] lkdtm: Performing direct entry CFI_FORWARD_PROTO

 7640 19:45:04.561963  00020000 R15: 0000000000000000

 7641 19:45:04.572282  # STACKLEAK_ERASING: missing 'OK: the rest of the thread stack is properly erased': [FAIL]

 7642 19:45:04.574935  not ok 69 selftests: lkdtm: STACKLEAK_ERASING.sh # exit=1

 7643 19:45:04.578151  # selftests: lkdtm: CFI_FORWARD_PROTO.sh

 7644 19:45:04.584602  <6>[   68.432763] lkdtm: Calling matched prototype ...

 7645 19:45:04.588335  <6>[   68.457173] lkdtm: Calling mismatched prototype ...

 7646 19:45:04.594946  <6>[   68.462354] lkdtm: Fail: survived mismatched prototype function call!

 7647 19:45:04.661083  # [   68.406534] lkdtm: Performing direct entry CFI_FORWARD_PROTO

 7648 19:45:04.667905  # [   68.432763] lkdtm: Calling matched prototype ...

 7649 19:45:04.670851  # [   68.457173] lkdtm: Calling mismatched prototype ...

 7650 19:45:04.677588  # [   68.462354] lkdtm: Fail: survived mismatched prototype function call!

 7651 19:45:04.684523  # CFI_FORWARD_PROTO: missing 'call trace:': [FAIL]

 7652 19:45:04.687776  not ok 70 selftests: lkdtm: CFI_FORWARD_PROTO.sh # exit=1

 7653 19:45:05.735715  lkdtm_PANIC_sh skip

 7654 19:45:05.739351  lkdtm_BUG_sh pass

 7655 19:45:05.739449  lkdtm_WARNING_sh pass

 7656 19:45:05.742858  lkdtm_WARNING_MESSAGE_sh pass

 7657 19:45:05.745697  lkdtm_EXCEPTION_sh pass

 7658 19:45:05.745794  lkdtm_LOOP_sh skip

 7659 19:45:05.748738  lkdtm_EXHAUST_STACK_sh skip

 7660 19:45:05.752310  lkdtm_CORRUPT_STACK_sh skip

 7661 19:45:05.755524  lkdtm_CORRUPT_STACK_STRONG_sh skip

 7662 19:45:05.755606  lkdtm_CORRUPT_LIST_ADD_sh fail

 7663 19:45:05.759161  lkdtm_CORRUPT_LIST_DEL_sh fail

 7664 19:45:05.762014  lkdtm_STACK_GUARD_PAGE_LEADING_sh pass

 7665 19:45:05.765836  lkdtm_STACK_GUARD_PAGE_TRAILING_sh pass

 7666 19:45:05.768744  lkdtm_UNSET_SMEP_sh pass

 7667 19:45:05.772245  lkdtm_DOUBLE_FAULT_sh skip

 7668 19:45:05.775404  lkdtm_CORRUPT_PAC_sh skip

 7669 19:45:05.778459  lkdtm_UNALIGNED_LOAD_STORE_WRITE_sh skip

 7670 19:45:05.782161  lkdtm_OVERWRITE_ALLOCATION_sh skip

 7671 19:45:05.782248  lkdtm_WRITE_AFTER_FREE_sh skip

 7672 19:45:05.785089  lkdtm_READ_AFTER_FREE_sh fail

 7673 19:45:05.788937  lkdtm_WRITE_BUDDY_AFTER_FREE_sh skip

 7674 19:45:05.791952  lkdtm_READ_BUDDY_AFTER_FREE_sh fail

 7675 19:45:05.794871  lkdtm_SLAB_FREE_DOUBLE_sh fail

 7676 19:45:05.798485  lkdtm_SLAB_FREE_CROSS_sh fail

 7677 19:45:05.802224  lkdtm_SLAB_FREE_PAGE_sh fail

 7678 19:45:05.802306  lkdtm_SOFTLOCKUP_sh skip

 7679 19:45:05.805154  lkdtm_HARDLOCKUP_sh skip

 7680 19:45:05.808893  lkdtm_SPINLOCKUP_sh skip

 7681 19:45:05.808975  lkdtm_HUNG_TASK_sh skip

 7682 19:45:05.811752  lkdtm_EXEC_DATA_sh pass

 7683 19:45:05.815309  lkdtm_EXEC_STACK_sh pass

 7684 19:45:05.815394  lkdtm_EXEC_KMALLOC_sh pass

 7685 19:45:05.818107  lkdtm_EXEC_VMALLOC_sh pass

 7686 19:45:05.821848  lkdtm_EXEC_RODATA_sh pass

 7687 19:45:05.824659  lkdtm_EXEC_USERSPACE_sh pass

 7688 19:45:05.824743  lkdtm_EXEC_NULL_sh pass

 7689 19:45:05.828263  lkdtm_ACCESS_USERSPACE_sh fail

 7690 19:45:05.831201  lkdtm_ACCESS_NULL_sh pass

 7691 19:45:05.835028  lkdtm_WRITE_RO_sh pass

 7692 19:45:05.835110  lkdtm_WRITE_RO_AFTER_INIT_sh pass

 7693 19:45:05.838203  lkdtm_WRITE_KERN_sh pass

 7694 19:45:05.841045  lkdtm_REFCOUNT_INC_OVERFLOW_sh pass

 7695 19:45:05.844270  lkdtm_REFCOUNT_ADD_OVERFLOW_sh pass

 7696 19:45:05.848609  lkdtm_REFCOUNT_INC_NOT_ZERO_OVERFLOW_sh pass

 7697 19:45:05.854145  lkdtm_REFCOUNT_ADD_NOT_ZERO_OVERFLOW_sh pass

 7698 19:45:05.854230  lkdtm_REFCOUNT_DEC_ZERO_sh pass

 7699 19:45:05.857880  lkdtm_REFCOUNT_DEC_NEGATIVE_sh pass

 7700 19:45:05.864296  lkdtm_REFCOUNT_DEC_AND_TEST_NEGATIVE_sh pass

 7701 19:45:05.868152  lkdtm_REFCOUNT_SUB_AND_TEST_NEGATIVE_sh pass

 7702 19:45:05.871180  lkdtm_REFCOUNT_INC_ZERO_sh pass

 7703 19:45:05.871261  lkdtm_REFCOUNT_ADD_ZERO_sh pass

 7704 19:45:05.874244  lkdtm_REFCOUNT_INC_SATURATED_sh pass

 7705 19:45:05.877865  lkdtm_REFCOUNT_DEC_SATURATED_sh pass

 7706 19:45:05.880891  lkdtm_REFCOUNT_ADD_SATURATED_sh pass

 7707 19:45:05.887503  lkdtm_REFCOUNT_INC_NOT_ZERO_SATURATED_sh pass

 7708 19:45:05.890551  lkdtm_REFCOUNT_ADD_NOT_ZERO_SATURATED_sh pass

 7709 19:45:05.894291  lkdtm_REFCOUNT_DEC_AND_TEST_SATURATED_sh pass

 7710 19:45:05.897336  lkdtm_REFCOUNT_SUB_AND_TEST_SATURATED_sh pass

 7711 19:45:05.901135  lkdtm_REFCOUNT_TIMING_sh skip

 7712 19:45:05.904103  lkdtm_ATOMIC_TIMING_sh skip

 7713 19:45:05.907136  lkdtm_USERCOPY_HEAP_SIZE_TO_sh fail

 7714 19:45:05.910919  lkdtm_USERCOPY_HEAP_SIZE_FROM_sh fail

 7715 19:45:05.914064  lkdtm_USERCOPY_HEAP_WHITELIST_TO_sh fail

 7716 19:45:05.917163  lkdtm_USERCOPY_HEAP_WHITELIST_FROM_sh fail

 7717 19:45:05.920362  lkdtm_USERCOPY_STACK_FRAME_TO_sh fail

 7718 19:45:05.924009  lkdtm_USERCOPY_STACK_FRAME_FROM_sh fail

 7719 19:45:05.926626  lkdtm_USERCOPY_STACK_BEYOND_sh fail

 7720 19:45:05.930420  lkdtm_USERCOPY_KERNEL_sh fail

 7721 19:45:05.933374  lkdtm_STACKLEAK_ERASING_sh fail

 7722 19:45:05.937179  lkdtm_CFI_FORWARD_PROTO_sh fail

 7723 19:45:05.940166  + ../../utils/send-to-lava.sh ./output/result.txt

 7724 19:45:05.946977  <LAVA_SIGNAL_TESTCASE TEST_CASE_ID=shardfile-lkdtm RESULT=pass>

 7725 19:45:05.947562  Received signal: <TESTCASE> TEST_CASE_ID=shardfile-lkdtm RESULT=pass
 7727 19:45:05.953018  <LAVA_SIGNAL_TESTCASE TEST_CASE_ID=lkdtm_PANIC_sh RESULT=skip>

 7728 19:45:05.953290  Received signal: <TESTCASE> TEST_CASE_ID=lkdtm_PANIC_sh RESULT=skip
 7730 19:45:05.956835  <LAVA_SIGNAL_TESTCASE TEST_CASE_ID=lkdtm_BUG_sh RESULT=pass>

 7731 19:45:05.957087  Received signal: <TESTCASE> TEST_CASE_ID=lkdtm_BUG_sh RESULT=pass
 7733 19:45:05.962925  <LAVA_SIGNAL_TESTCASE TEST_CASE_ID=lkdtm_WARNING_sh RESULT=pass>

 7734 19:45:05.963181  Received signal: <TESTCASE> TEST_CASE_ID=lkdtm_WARNING_sh RESULT=pass
 7736 19:45:05.982594  <LAVA_SIGNAL_TESTCASE TEST_CASE_ID=lkdtm_WARNING_MESSAGE_sh RESULT=pass>

 7737 19:45:05.982877  Received signal: <TESTCASE> TEST_CASE_ID=lkdtm_WARNING_MESSAGE_sh RESULT=pass
 7739 19:45:06.021906  <LAVA_SIGNAL_TESTCASE TEST_CASE_ID=lkdtm_EXCEPTION_sh RESULT=pass>

 7740 19:45:06.022214  Received signal: <TESTCASE> TEST_CASE_ID=lkdtm_EXCEPTION_sh RESULT=pass
 7742 19:45:06.060020  <LAVA_SIGNAL_TESTCASE TEST_CASE_ID=lkdtm_LOOP_sh RESULT=skip>

 7743 19:45:06.060329  Received signal: <TESTCASE> TEST_CASE_ID=lkdtm_LOOP_sh RESULT=skip
 7745 19:45:06.104841  <LAVA_SIGNAL_TESTCASE TEST_CASE_ID=lkdtm_EXHAUST_STACK_sh RESULT=skip>

 7746 19:45:06.105150  Received signal: <TESTCASE> TEST_CASE_ID=lkdtm_EXHAUST_STACK_sh RESULT=skip
 7748 19:45:06.144086  <LAVA_SIGNAL_TESTCASE TEST_CASE_ID=lkdtm_CORRUPT_STACK_sh RESULT=skip>

 7749 19:45:06.144379  Received signal: <TESTCASE> TEST_CASE_ID=lkdtm_CORRUPT_STACK_sh RESULT=skip
 7751 19:45:06.182813  <LAVA_SIGNAL_TESTCASE TEST_CASE_ID=lkdtm_CORRUPT_STACK_STRONG_sh RESULT=skip>

 7752 19:45:06.183160  Received signal: <TESTCASE> TEST_CASE_ID=lkdtm_CORRUPT_STACK_STRONG_sh RESULT=skip
 7754 19:45:06.214743  <LAVA_SIGNAL_TESTCASE TEST_CASE_ID=lkdtm_CORRUPT_LIST_ADD_sh RESULT=fail>

 7755 19:45:06.215059  Received signal: <TESTCASE> TEST_CASE_ID=lkdtm_CORRUPT_LIST_ADD_sh RESULT=fail
 7757 19:45:06.251962  <LAVA_SIGNAL_TESTCASE TEST_CASE_ID=lkdtm_CORRUPT_LIST_DEL_sh RESULT=fail>

 7758 19:45:06.252302  Received signal: <TESTCASE> TEST_CASE_ID=lkdtm_CORRUPT_LIST_DEL_sh RESULT=fail
 7760 19:45:06.290897  <LAVA_SIGNAL_TESTCASE TEST_CASE_ID=lkdtm_STACK_GUARD_PAGE_LEADING_sh RESULT=pass>

 7761 19:45:06.291225  Received signal: <TESTCASE> TEST_CASE_ID=lkdtm_STACK_GUARD_PAGE_LEADING_sh RESULT=pass
 7763 19:45:06.313679  <LAVA_SIGNAL_TESTCASE TEST_CASE_ID=lkdtm_STACK_GUARD_PAGE_TRAILING_sh RESULT=pass>

 7764 19:45:06.313989  Received signal: <TESTCASE> TEST_CASE_ID=lkdtm_STACK_GUARD_PAGE_TRAILING_sh RESULT=pass
 7766 19:45:06.340302  <LAVA_SIGNAL_TESTCASE TEST_CASE_ID=lkdtm_UNSET_SMEP_sh RESULT=pass>

 7767 19:45:06.340619  Received signal: <TESTCASE> TEST_CASE_ID=lkdtm_UNSET_SMEP_sh RESULT=pass
 7769 19:45:06.376106  <LAVA_SIGNAL_TESTCASE TEST_CASE_ID=lkdtm_DOUBLE_FAULT_sh RESULT=skip>

 7770 19:45:06.376455  Received signal: <TESTCASE> TEST_CASE_ID=lkdtm_DOUBLE_FAULT_sh RESULT=skip
 7772 19:45:06.401052  <LAVA_SIGNAL_TESTCASE TEST_CASE_ID=lkdtm_CORRUPT_PAC_sh RESULT=skip>

 7773 19:45:06.401373  Received signal: <TESTCASE> TEST_CASE_ID=lkdtm_CORRUPT_PAC_sh RESULT=skip
 7775 19:45:06.430120  <LAVA_SIGNAL_TESTCASE TEST_CASE_ID=lkdtm_UNALIGNED_LOAD_STORE_WRITE_sh RESULT=skip>

 7776 19:45:06.430456  Received signal: <TESTCASE> TEST_CASE_ID=lkdtm_UNALIGNED_LOAD_STORE_WRITE_sh RESULT=skip
 7778 19:45:06.462382  <LAVA_SIGNAL_TESTCASE TEST_CASE_ID=lkdtm_OVERWRITE_ALLOCATION_sh RESULT=skip>

 7779 19:45:06.462717  Received signal: <TESTCASE> TEST_CASE_ID=lkdtm_OVERWRITE_ALLOCATION_sh RESULT=skip
 7781 19:45:06.499944  <LAVA_SIGNAL_TESTCASE TEST_CASE_ID=lkdtm_WRITE_AFTER_FREE_sh RESULT=skip>

 7782 19:45:06.500273  Received signal: <TESTCASE> TEST_CASE_ID=lkdtm_WRITE_AFTER_FREE_sh RESULT=skip
 7784 19:45:06.537909  <LAVA_SIGNAL_TESTCASE TEST_CASE_ID=lkdtm_READ_AFTER_FREE_sh RESULT=fail>

 7785 19:45:06.538238  Received signal: <TESTCASE> TEST_CASE_ID=lkdtm_READ_AFTER_FREE_sh RESULT=fail
 7787 19:45:06.585123  <LAVA_SIGNAL_TESTCASE TEST_CASE_ID=lkdtm_WRITE_BUDDY_AFTER_FREE_sh RESULT=skip>

 7788 19:45:06.585422  Received signal: <TESTCASE> TEST_CASE_ID=lkdtm_WRITE_BUDDY_AFTER_FREE_sh RESULT=skip
 7790 19:45:06.628539  <LAVA_SIGNAL_TESTCASE TEST_CASE_ID=lkdtm_READ_BUDDY_AFTER_FREE_sh RESULT=fail>

 7791 19:45:06.628843  Received signal: <TESTCASE> TEST_CASE_ID=lkdtm_READ_BUDDY_AFTER_FREE_sh RESULT=fail
 7793 19:45:06.670052  <LAVA_SIGNAL_TESTCASE TEST_CASE_ID=lkdtm_SLAB_FREE_DOUBLE_sh RESULT=fail>

 7794 19:45:06.670365  Received signal: <TESTCASE> TEST_CASE_ID=lkdtm_SLAB_FREE_DOUBLE_sh RESULT=fail
 7796 19:45:06.708964  <LAVA_SIGNAL_TESTCASE TEST_CASE_ID=lkdtm_SLAB_FREE_CROSS_sh RESULT=fail>

 7797 19:45:06.709293  Received signal: <TESTCASE> TEST_CASE_ID=lkdtm_SLAB_FREE_CROSS_sh RESULT=fail
 7799 19:45:06.750858  <LAVA_SIGNAL_TESTCASE TEST_CASE_ID=lkdtm_SLAB_FREE_PAGE_sh RESULT=fail>

 7800 19:45:06.751189  Received signal: <TESTCASE> TEST_CASE_ID=lkdtm_SLAB_FREE_PAGE_sh RESULT=fail
 7802 19:45:06.784876  <LAVA_SIGNAL_TESTCASE TEST_CASE_ID=lkdtm_SOFTLOCKUP_sh RESULT=skip>

 7803 19:45:06.785226  Received signal: <TESTCASE> TEST_CASE_ID=lkdtm_SOFTLOCKUP_sh RESULT=skip
 7805 19:45:06.820589  <LAVA_SIGNAL_TESTCASE TEST_CASE_ID=lkdtm_HARDLOCKUP_sh RESULT=skip>

 7806 19:45:06.820891  Received signal: <TESTCASE> TEST_CASE_ID=lkdtm_HARDLOCKUP_sh RESULT=skip
 7808 19:45:06.863309  <LAVA_SIGNAL_TESTCASE TEST_CASE_ID=lkdtm_SPINLOCKUP_sh RESULT=skip>

 7809 19:45:06.863613  Received signal: <TESTCASE> TEST_CASE_ID=lkdtm_SPINLOCKUP_sh RESULT=skip
 7811 19:45:06.902634  <LAVA_SIGNAL_TESTCASE TEST_CASE_ID=lkdtm_HUNG_TASK_sh RESULT=skip>

 7812 19:45:06.902974  Received signal: <TESTCASE> TEST_CASE_ID=lkdtm_HUNG_TASK_sh RESULT=skip
 7814 19:45:06.949492  <LAVA_SIGNAL_TESTCASE TEST_CASE_ID=lkdtm_EXEC_DATA_sh RESULT=pass>

 7815 19:45:06.949791  Received signal: <TESTCASE> TEST_CASE_ID=lkdtm_EXEC_DATA_sh RESULT=pass
 7817 19:45:06.989881  <LAVA_SIGNAL_TESTCASE TEST_CASE_ID=lkdtm_EXEC_STACK_sh RESULT=pass>

 7818 19:45:06.990203  Received signal: <TESTCASE> TEST_CASE_ID=lkdtm_EXEC_STACK_sh RESULT=pass
 7820 19:45:07.033359  <LAVA_SIGNAL_TESTCASE TEST_CASE_ID=lkdtm_EXEC_KMALLOC_sh RESULT=pass>

 7821 19:45:07.033692  Received signal: <TESTCASE> TEST_CASE_ID=lkdtm_EXEC_KMALLOC_sh RESULT=pass
 7823 19:45:07.078522  <LAVA_SIGNAL_TESTCASE TEST_CASE_ID=lkdtm_EXEC_VMALLOC_sh RESULT=pass>

 7824 19:45:07.078854  Received signal: <TESTCASE> TEST_CASE_ID=lkdtm_EXEC_VMALLOC_sh RESULT=pass
 7826 19:45:07.105742  <LAVA_SIGNAL_TESTCASE TEST_CASE_ID=lkdtm_EXEC_RODATA_sh RESULT=pass>

 7827 19:45:07.106087  Received signal: <TESTCASE> TEST_CASE_ID=lkdtm_EXEC_RODATA_sh RESULT=pass
 7829 19:45:07.129866  <LAVA_SIGNAL_TESTCASE TEST_CASE_ID=lkdtm_EXEC_USERSPACE_sh RESULT=pass>

 7830 19:45:07.130179  Received signal: <TESTCASE> TEST_CASE_ID=lkdtm_EXEC_USERSPACE_sh RESULT=pass
 7832 19:45:07.161095  <LAVA_SIGNAL_TESTCASE TEST_CASE_ID=lkdtm_EXEC_NULL_sh RESULT=pass>

 7833 19:45:07.161395  Received signal: <TESTCASE> TEST_CASE_ID=lkdtm_EXEC_NULL_sh RESULT=pass
 7835 19:45:07.198057  <LAVA_SIGNAL_TESTCASE TEST_CASE_ID=lkdtm_ACCESS_USERSPACE_sh RESULT=fail>

 7836 19:45:07.198361  Received signal: <TESTCASE> TEST_CASE_ID=lkdtm_ACCESS_USERSPACE_sh RESULT=fail
 7838 19:45:07.242478  <LAVA_SIGNAL_TESTCASE TEST_CASE_ID=lkdtm_ACCESS_NULL_sh RESULT=pass>

 7839 19:45:07.242783  Received signal: <TESTCASE> TEST_CASE_ID=lkdtm_ACCESS_NULL_sh RESULT=pass
 7841 19:45:07.286253  <LAVA_SIGNAL_TESTCASE TEST_CASE_ID=lkdtm_WRITE_RO_sh RESULT=pass>

 7842 19:45:07.286553  Received signal: <TESTCASE> TEST_CASE_ID=lkdtm_WRITE_RO_sh RESULT=pass
 7844 19:45:07.310955  Received signal: <TESTCASE> TEST_CASE_ID=lkdtm_WRITE_RO_AFTER_INIT_sh RESULT=pass
 7846 19:45:07.313703  <LAVA_SIGNAL_TESTCASE TEST_CASE_ID=lkdtm_WRITE_RO_AFTER_INIT_sh RESULT=pass>

 7847 19:45:07.333753  <LAVA_SIGNAL_TESTCASE TEST_CASE_ID=lkdtm_WRITE_KERN_sh RESULT=pass>

 7848 19:45:07.334045  Received signal: <TESTCASE> TEST_CASE_ID=lkdtm_WRITE_KERN_sh RESULT=pass
 7850 19:45:07.360483  <LAVA_SIGNAL_TESTCASE TEST_CASE_ID=lkdtm_REFCOUNT_INC_OVERFLOW_sh RESULT=pass>

 7851 19:45:07.360783  Received signal: <TESTCASE> TEST_CASE_ID=lkdtm_REFCOUNT_INC_OVERFLOW_sh RESULT=pass
 7853 19:45:07.387993  <LAVA_SIGNAL_TESTCASE TEST_CASE_ID=lkdtm_REFCOUNT_ADD_OVERFLOW_sh RESULT=pass>

 7854 19:45:07.388350  Received signal: <TESTCASE> TEST_CASE_ID=lkdtm_REFCOUNT_ADD_OVERFLOW_sh RESULT=pass
 7856 19:45:07.414511  <LAVA_SIGNAL_TESTCASE TEST_CASE_ID=lkdtm_REFCOUNT_INC_NOT_ZERO_OVERFLOW_sh RESULT=pass>

 7857 19:45:07.414823  Received signal: <TESTCASE> TEST_CASE_ID=lkdtm_REFCOUNT_INC_NOT_ZERO_OVERFLOW_sh RESULT=pass
 7859 19:45:07.443916  <LAVA_SIGNAL_TESTCASE TEST_CASE_ID=lkdtm_REFCOUNT_ADD_NOT_ZERO_OVERFLOW_sh RESULT=pass>

 7860 19:45:07.444220  Received signal: <TESTCASE> TEST_CASE_ID=lkdtm_REFCOUNT_ADD_NOT_ZERO_OVERFLOW_sh RESULT=pass
 7862 19:45:07.485388  <LAVA_SIGNAL_TESTCASE TEST_CASE_ID=lkdtm_REFCOUNT_DEC_ZERO_sh RESULT=pass>

 7863 19:45:07.485748  Received signal: <TESTCASE> TEST_CASE_ID=lkdtm_REFCOUNT_DEC_ZERO_sh RESULT=pass
 7865 19:45:07.528821  <LAVA_SIGNAL_TESTCASE TEST_CASE_ID=lkdtm_REFCOUNT_DEC_NEGATIVE_sh RESULT=pass>

 7866 19:45:07.529133  Received signal: <TESTCASE> TEST_CASE_ID=lkdtm_REFCOUNT_DEC_NEGATIVE_sh RESULT=pass
 7868 19:45:07.568181  <LAVA_SIGNAL_TESTCASE TEST_CASE_ID=lkdtm_REFCOUNT_DEC_AND_TEST_NEGATIVE_sh RESULT=pass>

 7869 19:45:07.568481  Received signal: <TESTCASE> TEST_CASE_ID=lkdtm_REFCOUNT_DEC_AND_TEST_NEGATIVE_sh RESULT=pass
 7871 19:45:07.611273  <LAVA_SIGNAL_TESTCASE TEST_CASE_ID=lkdtm_REFCOUNT_SUB_AND_TEST_NEGATIVE_sh RESULT=pass>

 7872 19:45:07.611576  Received signal: <TESTCASE> TEST_CASE_ID=lkdtm_REFCOUNT_SUB_AND_TEST_NEGATIVE_sh RESULT=pass
 7874 19:45:07.652406  <LAVA_SIGNAL_TESTCASE TEST_CASE_ID=lkdtm_REFCOUNT_INC_ZERO_sh RESULT=pass>

 7875 19:45:07.652818  Received signal: <TESTCASE> TEST_CASE_ID=lkdtm_REFCOUNT_INC_ZERO_sh RESULT=pass
 7877 19:45:07.694765  Received signal: <TESTCASE> TEST_CASE_ID=lkdtm_REFCOUNT_ADD_ZERO_sh RESULT=pass
 7879 19:45:07.698321  <LAVA_SIGNAL_TESTCASE TEST_CASE_ID=lkdtm_REFCOUNT_ADD_ZERO_sh RESULT=pass>

 7880 19:45:07.739802  <LAVA_SIGNAL_TESTCASE TEST_CASE_ID=lkdtm_REFCOUNT_INC_SATURATED_sh RESULT=pass>

 7881 19:45:07.740138  Received signal: <TESTCASE> TEST_CASE_ID=lkdtm_REFCOUNT_INC_SATURATED_sh RESULT=pass
 7883 19:45:07.770380  <LAVA_SIGNAL_TESTCASE TEST_CASE_ID=lkdtm_REFCOUNT_DEC_SATURATED_sh RESULT=pass>

 7884 19:45:07.770680  Received signal: <TESTCASE> TEST_CASE_ID=lkdtm_REFCOUNT_DEC_SATURATED_sh RESULT=pass
 7886 19:45:07.809719  <LAVA_SIGNAL_TESTCASE TEST_CASE_ID=lkdtm_REFCOUNT_ADD_SATURATED_sh RESULT=pass>

 7887 19:45:07.810049  Received signal: <TESTCASE> TEST_CASE_ID=lkdtm_REFCOUNT_ADD_SATURATED_sh RESULT=pass
 7889 19:45:07.839077  <LAVA_SIGNAL_TESTCASE TEST_CASE_ID=lkdtm_REFCOUNT_INC_NOT_ZERO_SATURATED_sh RESULT=pass>

 7890 19:45:07.839418  Received signal: <TESTCASE> TEST_CASE_ID=lkdtm_REFCOUNT_INC_NOT_ZERO_SATURATED_sh RESULT=pass
 7892 19:45:07.864727  <LAVA_SIGNAL_TESTCASE TEST_CASE_ID=lkdtm_REFCOUNT_ADD_NOT_ZERO_SATURATED_sh RESULT=pass>

 7893 19:45:07.865013  Received signal: <TESTCASE> TEST_CASE_ID=lkdtm_REFCOUNT_ADD_NOT_ZERO_SATURATED_sh RESULT=pass
 7895 19:45:07.894350  <LAVA_SIGNAL_TESTCASE TEST_CASE_ID=lkdtm_REFCOUNT_DEC_AND_TEST_SATURATED_sh RESULT=pass>

 7896 19:45:07.894650  Received signal: <TESTCASE> TEST_CASE_ID=lkdtm_REFCOUNT_DEC_AND_TEST_SATURATED_sh RESULT=pass
 7898 19:45:07.924669  <LAVA_SIGNAL_TESTCASE TEST_CASE_ID=lkdtm_REFCOUNT_SUB_AND_TEST_SATURATED_sh RESULT=pass>

 7899 19:45:07.925005  Received signal: <TESTCASE> TEST_CASE_ID=lkdtm_REFCOUNT_SUB_AND_TEST_SATURATED_sh RESULT=pass
 7901 19:45:07.950593  <LAVA_SIGNAL_TESTCASE TEST_CASE_ID=lkdtm_REFCOUNT_TIMING_sh RESULT=skip>

 7902 19:45:07.950899  Received signal: <TESTCASE> TEST_CASE_ID=lkdtm_REFCOUNT_TIMING_sh RESULT=skip
 7904 19:45:07.994165  <LAVA_SIGNAL_TESTCASE TEST_CASE_ID=lkdtm_ATOMIC_TIMING_sh RESULT=skip>

 7905 19:45:07.994478  Received signal: <TESTCASE> TEST_CASE_ID=lkdtm_ATOMIC_TIMING_sh RESULT=skip
 7907 19:45:08.026352  <LAVA_SIGNAL_TESTCASE TEST_CASE_ID=lkdtm_USERCOPY_HEAP_SIZE_TO_sh RESULT=fail>

 7908 19:45:08.026688  Received signal: <TESTCASE> TEST_CASE_ID=lkdtm_USERCOPY_HEAP_SIZE_TO_sh RESULT=fail
 7910 19:45:08.059170  <LAVA_SIGNAL_TESTCASE TEST_CASE_ID=lkdtm_USERCOPY_HEAP_SIZE_FROM_sh RESULT=fail>

 7911 19:45:08.059492  Received signal: <TESTCASE> TEST_CASE_ID=lkdtm_USERCOPY_HEAP_SIZE_FROM_sh RESULT=fail
 7913 19:45:08.088033  <LAVA_SIGNAL_TESTCASE TEST_CASE_ID=lkdtm_USERCOPY_HEAP_WHITELIST_TO_sh RESULT=fail>

 7914 19:45:08.088330  Received signal: <TESTCASE> TEST_CASE_ID=lkdtm_USERCOPY_HEAP_WHITELIST_TO_sh RESULT=fail
 7916 19:45:08.124374  <LAVA_SIGNAL_TESTCASE TEST_CASE_ID=lkdtm_USERCOPY_HEAP_WHITELIST_FROM_sh RESULT=fail>

 7917 19:45:08.124677  Received signal: <TESTCASE> TEST_CASE_ID=lkdtm_USERCOPY_HEAP_WHITELIST_FROM_sh RESULT=fail
 7919 19:45:08.152214  <LAVA_SIGNAL_TESTCASE TEST_CASE_ID=lkdtm_USERCOPY_STACK_FRAME_TO_sh RESULT=fail>

 7920 19:45:08.152556  Received signal: <TESTCASE> TEST_CASE_ID=lkdtm_USERCOPY_STACK_FRAME_TO_sh RESULT=fail
 7922 19:45:08.181930  <LAVA_SIGNAL_TESTCASE TEST_CASE_ID=lkdtm_USERCOPY_STACK_FRAME_FROM_sh RESULT=fail>

 7923 19:45:08.182264  Received signal: <TESTCASE> TEST_CASE_ID=lkdtm_USERCOPY_STACK_FRAME_FROM_sh RESULT=fail
 7925 19:45:08.214166  <LAVA_SIGNAL_TESTCASE TEST_CASE_ID=lkdtm_USERCOPY_STACK_BEYOND_sh RESULT=fail>

 7926 19:45:08.214509  Received signal: <TESTCASE> TEST_CASE_ID=lkdtm_USERCOPY_STACK_BEYOND_sh RESULT=fail
 7928 19:45:08.243197  <LAVA_SIGNAL_TESTCASE TEST_CASE_ID=lkdtm_USERCOPY_KERNEL_sh RESULT=fail>

 7929 19:45:08.243509  Received signal: <TESTCASE> TEST_CASE_ID=lkdtm_USERCOPY_KERNEL_sh RESULT=fail
 7931 19:45:08.277667  <LAVA_SIGNAL_TESTCASE TEST_CASE_ID=lkdtm_STACKLEAK_ERASING_sh RESULT=fail>

 7932 19:45:08.277999  Received signal: <TESTCASE> TEST_CASE_ID=lkdtm_STACKLEAK_ERASING_sh RESULT=fail
 7934 19:45:08.310288  <LAVA_SIGNAL_TESTCASE TEST_CASE_ID=lkdtm_CFI_FORWARD_PROTO_sh RESULT=fail>

 7935 19:45:08.310590  Received signal: <TESTCASE> TEST_CASE_ID=lkdtm_CFI_FORWARD_PROTO_sh RESULT=fail
 7937 19:45:08.314027  + set +x

 7938 19:45:08.317108  <LAVA_SIGNAL_ENDRUN 1_kselftest-lkdtm 13871418_1.5.2.3.5>

 7939 19:45:08.317390  Received signal: <ENDRUN> 1_kselftest-lkdtm 13871418_1.5.2.3.5
 7940 19:45:08.317466  Ending use of test pattern.
 7941 19:45:08.317528  Ending test lava.1_kselftest-lkdtm (13871418_1.5.2.3.5), duration 50.31
 7943 19:45:08.320861  <LAVA_TEST_RUNNER EXIT>

 7944 19:45:08.321141  ok: lava_test_shell seems to have completed
 7945 19:45:08.322262  lkdtm_ACCESS_NULL_sh: pass
lkdtm_ACCESS_USERSPACE_sh: fail
lkdtm_ATOMIC_TIMING_sh: skip
lkdtm_BUG_sh: pass
lkdtm_CFI_FORWARD_PROTO_sh: fail
lkdtm_CORRUPT_LIST_ADD_sh: fail
lkdtm_CORRUPT_LIST_DEL_sh: fail
lkdtm_CORRUPT_PAC_sh: skip
lkdtm_CORRUPT_STACK_STRONG_sh: skip
lkdtm_CORRUPT_STACK_sh: skip
lkdtm_DOUBLE_FAULT_sh: skip
lkdtm_EXCEPTION_sh: pass
lkdtm_EXEC_DATA_sh: pass
lkdtm_EXEC_KMALLOC_sh: pass
lkdtm_EXEC_NULL_sh: pass
lkdtm_EXEC_RODATA_sh: pass
lkdtm_EXEC_STACK_sh: pass
lkdtm_EXEC_USERSPACE_sh: pass
lkdtm_EXEC_VMALLOC_sh: pass
lkdtm_EXHAUST_STACK_sh: skip
lkdtm_HARDLOCKUP_sh: skip
lkdtm_HUNG_TASK_sh: skip
lkdtm_LOOP_sh: skip
lkdtm_OVERWRITE_ALLOCATION_sh: skip
lkdtm_PANIC_sh: skip
lkdtm_READ_AFTER_FREE_sh: fail
lkdtm_READ_BUDDY_AFTER_FREE_sh: fail
lkdtm_REFCOUNT_ADD_NOT_ZERO_OVERFLOW_sh: pass
lkdtm_REFCOUNT_ADD_NOT_ZERO_SATURATED_sh: pass
lkdtm_REFCOUNT_ADD_OVERFLOW_sh: pass
lkdtm_REFCOUNT_ADD_SATURATED_sh: pass
lkdtm_REFCOUNT_ADD_ZERO_sh: pass
lkdtm_REFCOUNT_DEC_AND_TEST_NEGATIVE_sh: pass
lkdtm_REFCOUNT_DEC_AND_TEST_SATURATED_sh: pass
lkdtm_REFCOUNT_DEC_NEGATIVE_sh: pass
lkdtm_REFCOUNT_DEC_SATURATED_sh: pass
lkdtm_REFCOUNT_DEC_ZERO_sh: pass
lkdtm_REFCOUNT_INC_NOT_ZERO_OVERFLOW_sh: pass
lkdtm_REFCOUNT_INC_NOT_ZERO_SATURATED_sh: pass
lkdtm_REFCOUNT_INC_OVERFLOW_sh: pass
lkdtm_REFCOUNT_INC_SATURATED_sh: pass
lkdtm_REFCOUNT_INC_ZERO_sh: pass
lkdtm_REFCOUNT_SUB_AND_TEST_NEGATIVE_sh: pass
lkdtm_REFCOUNT_SUB_AND_TEST_SATURATED_sh: pass
lkdtm_REFCOUNT_TIMING_sh: skip
lkdtm_SLAB_FREE_CROSS_sh: fail
lkdtm_SLAB_FREE_DOUBLE_sh: fail
lkdtm_SLAB_FREE_PAGE_sh: fail
lkdtm_SOFTLOCKUP_sh: skip
lkdtm_SPINLOCKUP_sh: skip
lkdtm_STACKLEAK_ERASING_sh: fail
lkdtm_STACK_GUARD_PAGE_LEADING_sh: pass
lkdtm_STACK_GUARD_PAGE_TRAILING_sh: pass
lkdtm_UNALIGNED_LOAD_STORE_WRITE_sh: skip
lkdtm_UNSET_SMEP_sh: pass
lkdtm_USERCOPY_HEAP_SIZE_FROM_sh: fail
lkdtm_USERCOPY_HEAP_SIZE_TO_sh: fail
lkdtm_USERCOPY_HEAP_WHITELIST_FROM_sh: fail
lkdtm_USERCOPY_HEAP_WHITELIST_TO_sh: fail
lkdtm_USERCOPY_KERNEL_sh: fail
lkdtm_USERCOPY_STACK_BEYOND_sh: fail
lkdtm_USERCOPY_STACK_FRAME_FROM_sh: fail
lkdtm_USERCOPY_STACK_FRAME_TO_sh: fail
lkdtm_WARNING_MESSAGE_sh: pass
lkdtm_WARNING_sh: pass
lkdtm_WRITE_AFTER_FREE_sh: skip
lkdtm_WRITE_BUDDY_AFTER_FREE_sh: skip
lkdtm_WRITE_KERN_sh: pass
lkdtm_WRITE_RO_AFTER_INIT_sh: pass
lkdtm_WRITE_RO_sh: pass
shardfile-lkdtm: pass

 7946 19:45:08.322398  end: 3.1 lava-test-shell (duration 00:00:51) [common]
 7947 19:45:08.322486  end: 3 lava-test-retry (duration 00:00:51) [common]
 7948 19:45:08.322569  start: 4 finalize (timeout 00:07:54) [common]
 7949 19:45:08.322662  start: 4.1 power-off (timeout 00:00:30) [common]
 7950 19:45:08.322814  Calling: ['pduclient', '--daemon=localhost', '--hostname=hp-11A-G6-EE-grunt-cbg-9', '--port=1', '--command=off']
 7951 19:45:08.399191  >> Command sent successfully.

 7952 19:45:08.402143  Returned 0 in 0 seconds
 7953 19:45:08.502550  end: 4.1 power-off (duration 00:00:00) [common]
 7955 19:45:08.502870  start: 4.2 read-feedback (timeout 00:07:54) [common]
 7956 19:45:08.503156  Listened to connection for namespace 'common' for up to 1s
 7957 19:45:08.503440  Listened to connection for namespace 'common' for up to 1s
 7958 19:45:09.504079  Finalising connection for namespace 'common'
 7959 19:45:09.504265  Disconnecting from shell: Finalise
 7960 19:45:09.504403  / # 
 7961 19:45:09.604726  end: 4.2 read-feedback (duration 00:00:01) [common]
 7962 19:45:09.604895  end: 4 finalize (duration 00:00:01) [common]
 7963 19:45:09.605012  Cleaning after the job
 7964 19:45:09.605113  Cleaning up download directory: /var/lib/lava/dispatcher/tmp/13871418/tftp-deploy-y9dvn7ez/ramdisk
 7965 19:45:09.606454  Cleaning up download directory: /var/lib/lava/dispatcher/tmp/13871418/tftp-deploy-y9dvn7ez/kernel
 7966 19:45:09.608910  Cleaning up download directory: /var/lib/lava/dispatcher/tmp/13871418/tftp-deploy-y9dvn7ez/nfsrootfs
 7967 19:45:09.663357  Cleaning up download directory: /var/lib/lava/dispatcher/tmp/13871418/tftp-deploy-y9dvn7ez/modules
 7968 19:45:09.666223  Override tmp directory removed at /var/lib/lava/dispatcher/tmp/13871418
 7969 19:45:10.193106  Root tmp directory removed at /var/lib/lava/dispatcher/tmp/13871418
 7970 19:45:10.193279  Job finished correctly